From 9f04a1f2b389a656486c1f9f918a3305569fba6a Mon Sep 17 00:00:00 2001 From: Vladimir Zapolskiy Date: Tue, 16 Aug 2016 23:26:43 +0300 Subject: drm: dw_hdmi: use of_get_i2c_adapter_by_node interface This change is needed to properly lock I2C bus driver, which serves DDC. The change fixes an overflow over zero of I2C bus driver user counter: root@imx6q:~# lsmod Not tainted dw_hdmi_ahb_audio 4082 0 - Live 0xbf02c000 dw_hdmi_imx 3498 0 - Live 0xbf00d000 dw_hdmi 16398 2 dw_hdmi_ahb_audio,dw_hdmi_imx, Live 0xbf004000 i2c_imx 16687 0 - Live 0xbf017000 root@imx6q:~# rmmod dw_hdmi_imx root@imx6q:~# lsmod Not tainted dw_hdmi_ahb_audio 4082 0 - Live 0xbf02c000 dw_hdmi 16398 1 dw_hdmi_ahb_audio, Live 0xbf004000 i2c_imx 16687 -1 - Live 0xbf017000 ^^ root@imx6q:~# rmmod i2c_imx rmmod: ERROR: Module i2c_imx is in use Note that prior to this change put_device() coupled with of_find_i2c_adapter_by_node() was missing on error path of dw_hdmi_bind(), added i2c_put_adapter() there along with the change. Signed-off-by: Vladimir Zapolskiy Acked-by: Russell King Cc: Fabio Estevam Signed-off-by: Philipp Zabel --- drivers/gpu/drm/bridge/dw-hdmi.c | 14 +++++++++----- 1 file changed, 9 insertions(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/bridge/dw-hdmi.c b/drivers/gpu/drm/bridge/dw-hdmi.c index 77ab47341658..ce3527cd0d25 100644 --- a/drivers/gpu/drm/bridge/dw-hdmi.c +++ b/drivers/gpu/drm/bridge/dw-hdmi.c @@ -1686,7 +1686,7 @@ int dw_hdmi_bind(struct device *dev, struct device *master, ddc_node = of_parse_phandle(np, "ddc-i2c-bus", 0); if (ddc_node) { - hdmi->ddc = of_find_i2c_adapter_by_node(ddc_node); + hdmi->ddc = of_get_i2c_adapter_by_node(ddc_node); of_node_put(ddc_node); if (!hdmi->ddc) { dev_dbg(hdmi->dev, "failed to read ddc node\n"); @@ -1698,20 +1698,22 @@ int dw_hdmi_bind(struct device *dev, struct device *master, } hdmi->regs = devm_ioremap_resource(dev, iores); - if (IS_ERR(hdmi->regs)) - return PTR_ERR(hdmi->regs); + if (IS_ERR(hdmi->regs)) { + ret = PTR_ERR(hdmi->regs); + goto err_res; + } hdmi->isfr_clk = devm_clk_get(hdmi->dev, "isfr"); if (IS_ERR(hdmi->isfr_clk)) { ret = PTR_ERR(hdmi->isfr_clk); dev_err(hdmi->dev, "Unable to get HDMI isfr clk: %d\n", ret); - return ret; + goto err_res; } ret = clk_prepare_enable(hdmi->isfr_clk); if (ret) { dev_err(hdmi->dev, "Cannot enable HDMI isfr clock: %d\n", ret); - return ret; + goto err_res; } hdmi->iahb_clk = devm_clk_get(hdmi->dev, "iahb"); @@ -1797,6 +1799,8 @@ err_iahb: clk_disable_unprepare(hdmi->iahb_clk); err_isfr: clk_disable_unprepare(hdmi->isfr_clk); +err_res: + i2c_put_adapter(hdmi->ddc); return ret; } -- cgit v1.2.3 From 3efc2fa3b777e65e344a7612d38a8278e78a0514 Mon Sep 17 00:00:00 2001 From: Vladimir Zapolskiy Date: Wed, 24 Aug 2016 08:46:37 +0300 Subject: drm: bridge/dw_hdmi: add dw hdmi i2c bus adapter support The change adds support of internal HDMI I2C master controller, this subdevice is used by default, if "ddc-i2c-bus" DT property is omitted. The main purpose of this functionality is to support reading EDID from an HDMI monitor on boards, which don't have an I2C bus connected to DDC pins. The current implementation does not support "I2C Master Interface Extended Read Mode" to read data addressed by non-zero segment pointer, this means that if EDID has more than 1 extension blocks, EDID reading operation won't succeed, in my practice all tested HDMI monitors have at maximum one extension block. Signed-off-by: Vladimir Zapolskiy Acked-by: Rob Herring Tested-by: Philipp Zabel Signed-off-by: Philipp Zabel --- .../devicetree/bindings/display/bridge/dw_hdmi.txt | 4 +- drivers/gpu/drm/bridge/dw-hdmi.c | 265 ++++++++++++++++++++- drivers/gpu/drm/bridge/dw-hdmi.h | 19 ++ 3 files changed, 281 insertions(+), 7 deletions(-) (limited to 'drivers') diff --git a/Documentation/devicetree/bindings/display/bridge/dw_hdmi.txt b/Documentation/devicetree/bindings/display/bridge/dw_hdmi.txt index dc1452f0d5d8..5e9a84d6e5f1 100644 --- a/Documentation/devicetree/bindings/display/bridge/dw_hdmi.txt +++ b/Documentation/devicetree/bindings/display/bridge/dw_hdmi.txt @@ -19,7 +19,9 @@ Required properties: Optional properties - reg-io-width: the width of the reg:1,4, default set to 1 if not present -- ddc-i2c-bus: phandle of an I2C controller used for DDC EDID probing +- ddc-i2c-bus: phandle of an I2C controller used for DDC EDID probing, + if the property is omitted, a functionally reduced I2C bus + controller on DW HDMI is probed - clocks, clock-names: phandle to the HDMI CEC clock, name should be "cec" Example: diff --git a/drivers/gpu/drm/bridge/dw-hdmi.c b/drivers/gpu/drm/bridge/dw-hdmi.c index ce3527cd0d25..cdf0a3a2e6f8 100644 --- a/drivers/gpu/drm/bridge/dw-hdmi.c +++ b/drivers/gpu/drm/bridge/dw-hdmi.c @@ -1,14 +1,15 @@ /* + * DesignWare High-Definition Multimedia Interface (HDMI) driver + * + * Copyright (C) 2013-2015 Mentor Graphics Inc. * Copyright (C) 2011-2013 Freescale Semiconductor, Inc. + * Copyright (C) 2010, Guennadi Liakhovetski * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * - * Designware High-Definition Multimedia Interface (HDMI) driver - * - * Copyright (C) 2010, Guennadi Liakhovetski */ #include #include @@ -101,6 +102,17 @@ struct hdmi_data_info { struct hdmi_vmode video_mode; }; +struct dw_hdmi_i2c { + struct i2c_adapter adap; + + struct mutex lock; /* used to serialize data transfers */ + struct completion cmp; + u8 stat; + + u8 slave_reg; + bool is_regaddr; +}; + struct dw_hdmi { struct drm_connector connector; struct drm_encoder *encoder; @@ -111,6 +123,7 @@ struct dw_hdmi { struct device *dev; struct clk *isfr_clk; struct clk *iahb_clk; + struct dw_hdmi_i2c *i2c; struct hdmi_data_info hdmi_data; const struct dw_hdmi_plat_data *plat_data; @@ -198,6 +211,201 @@ static void hdmi_mask_writeb(struct dw_hdmi *hdmi, u8 data, unsigned int reg, hdmi_modb(hdmi, data << shift, mask, reg); } +static void dw_hdmi_i2c_init(struct dw_hdmi *hdmi) +{ + /* Software reset */ + hdmi_writeb(hdmi, 0x00, HDMI_I2CM_SOFTRSTZ); + + /* Set Standard Mode speed (determined to be 100KHz on iMX6) */ + hdmi_writeb(hdmi, 0x00, HDMI_I2CM_DIV); + + /* Set done, not acknowledged and arbitration interrupt polarities */ + hdmi_writeb(hdmi, HDMI_I2CM_INT_DONE_POL, HDMI_I2CM_INT); + hdmi_writeb(hdmi, HDMI_I2CM_CTLINT_NAC_POL | HDMI_I2CM_CTLINT_ARB_POL, + HDMI_I2CM_CTLINT); + + /* Clear DONE and ERROR interrupts */ + hdmi_writeb(hdmi, HDMI_IH_I2CM_STAT0_ERROR | HDMI_IH_I2CM_STAT0_DONE, + HDMI_IH_I2CM_STAT0); + + /* Mute DONE and ERROR interrupts */ + hdmi_writeb(hdmi, HDMI_IH_I2CM_STAT0_ERROR | HDMI_IH_I2CM_STAT0_DONE, + HDMI_IH_MUTE_I2CM_STAT0); +} + +static int dw_hdmi_i2c_read(struct dw_hdmi *hdmi, + unsigned char *buf, unsigned int length) +{ + struct dw_hdmi_i2c *i2c = hdmi->i2c; + int stat; + + if (!i2c->is_regaddr) { + dev_dbg(hdmi->dev, "set read register address to 0\n"); + i2c->slave_reg = 0x00; + i2c->is_regaddr = true; + } + + while (length--) { + reinit_completion(&i2c->cmp); + + hdmi_writeb(hdmi, i2c->slave_reg++, HDMI_I2CM_ADDRESS); + hdmi_writeb(hdmi, HDMI_I2CM_OPERATION_READ, + HDMI_I2CM_OPERATION); + + stat = wait_for_completion_timeout(&i2c->cmp, HZ / 10); + if (!stat) + return -EAGAIN; + + /* Check for error condition on the bus */ + if (i2c->stat & HDMI_IH_I2CM_STAT0_ERROR) + return -EIO; + + *buf++ = hdmi_readb(hdmi, HDMI_I2CM_DATAI); + } + + return 0; +} + +static int dw_hdmi_i2c_write(struct dw_hdmi *hdmi, + unsigned char *buf, unsigned int length) +{ + struct dw_hdmi_i2c *i2c = hdmi->i2c; + int stat; + + if (!i2c->is_regaddr) { + /* Use the first write byte as register address */ + i2c->slave_reg = buf[0]; + length--; + buf++; + i2c->is_regaddr = true; + } + + while (length--) { + reinit_completion(&i2c->cmp); + + hdmi_writeb(hdmi, *buf++, HDMI_I2CM_DATAO); + hdmi_writeb(hdmi, i2c->slave_reg++, HDMI_I2CM_ADDRESS); + hdmi_writeb(hdmi, HDMI_I2CM_OPERATION_WRITE, + HDMI_I2CM_OPERATION); + + stat = wait_for_completion_timeout(&i2c->cmp, HZ / 10); + if (!stat) + return -EAGAIN; + + /* Check for error condition on the bus */ + if (i2c->stat & HDMI_IH_I2CM_STAT0_ERROR) + return -EIO; + } + + return 0; +} + +static int dw_hdmi_i2c_xfer(struct i2c_adapter *adap, + struct i2c_msg *msgs, int num) +{ + struct dw_hdmi *hdmi = i2c_get_adapdata(adap); + struct dw_hdmi_i2c *i2c = hdmi->i2c; + u8 addr = msgs[0].addr; + int i, ret = 0; + + dev_dbg(hdmi->dev, "xfer: num: %d, addr: %#x\n", num, addr); + + for (i = 0; i < num; i++) { + if (msgs[i].addr != addr) { + dev_warn(hdmi->dev, + "unsupported transfer, changed slave address\n"); + return -EOPNOTSUPP; + } + + if (msgs[i].len == 0) { + dev_dbg(hdmi->dev, + "unsupported transfer %d/%d, no data\n", + i + 1, num); + return -EOPNOTSUPP; + } + } + + mutex_lock(&i2c->lock); + + /* Unmute DONE and ERROR interrupts */ + hdmi_writeb(hdmi, 0x00, HDMI_IH_MUTE_I2CM_STAT0); + + /* Set slave device address taken from the first I2C message */ + hdmi_writeb(hdmi, addr, HDMI_I2CM_SLAVE); + + /* Set slave device register address on transfer */ + i2c->is_regaddr = false; + + for (i = 0; i < num; i++) { + dev_dbg(hdmi->dev, "xfer: num: %d/%d, len: %d, flags: %#x\n", + i + 1, num, msgs[i].len, msgs[i].flags); + + if (msgs[i].flags & I2C_M_RD) + ret = dw_hdmi_i2c_read(hdmi, msgs[i].buf, msgs[i].len); + else + ret = dw_hdmi_i2c_write(hdmi, msgs[i].buf, msgs[i].len); + + if (ret < 0) + break; + } + + if (!ret) + ret = num; + + /* Mute DONE and ERROR interrupts */ + hdmi_writeb(hdmi, HDMI_IH_I2CM_STAT0_ERROR | HDMI_IH_I2CM_STAT0_DONE, + HDMI_IH_MUTE_I2CM_STAT0); + + mutex_unlock(&i2c->lock); + + return ret; +} + +static u32 dw_hdmi_i2c_func(struct i2c_adapter *adapter) +{ + return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL; +} + +static const struct i2c_algorithm dw_hdmi_algorithm = { + .master_xfer = dw_hdmi_i2c_xfer, + .functionality = dw_hdmi_i2c_func, +}; + +static struct i2c_adapter *dw_hdmi_i2c_adapter(struct dw_hdmi *hdmi) +{ + struct i2c_adapter *adap; + struct dw_hdmi_i2c *i2c; + int ret; + + i2c = devm_kzalloc(hdmi->dev, sizeof(*i2c), GFP_KERNEL); + if (!i2c) + return ERR_PTR(-ENOMEM); + + mutex_init(&i2c->lock); + init_completion(&i2c->cmp); + + adap = &i2c->adap; + adap->class = I2C_CLASS_DDC; + adap->owner = THIS_MODULE; + adap->dev.parent = hdmi->dev; + adap->algo = &dw_hdmi_algorithm; + strlcpy(adap->name, "DesignWare HDMI", sizeof(adap->name)); + i2c_set_adapdata(adap, hdmi); + + ret = i2c_add_adapter(adap); + if (ret) { + dev_warn(hdmi->dev, "cannot add %s I2C adapter\n", adap->name); + devm_kfree(hdmi->dev, i2c); + return ERR_PTR(ret); + } + + hdmi->i2c = i2c; + + dev_info(hdmi->dev, "registered %s I2C bus driver\n", adap->name); + + return adap; +} + static void hdmi_set_cts_n(struct dw_hdmi *hdmi, unsigned int cts, unsigned int n) { @@ -1517,16 +1725,40 @@ static const struct drm_bridge_funcs dw_hdmi_bridge_funcs = { .mode_set = dw_hdmi_bridge_mode_set, }; +static irqreturn_t dw_hdmi_i2c_irq(struct dw_hdmi *hdmi) +{ + struct dw_hdmi_i2c *i2c = hdmi->i2c; + unsigned int stat; + + stat = hdmi_readb(hdmi, HDMI_IH_I2CM_STAT0); + if (!stat) + return IRQ_NONE; + + hdmi_writeb(hdmi, stat, HDMI_IH_I2CM_STAT0); + + i2c->stat = stat; + + complete(&i2c->cmp); + + return IRQ_HANDLED; +} + static irqreturn_t dw_hdmi_hardirq(int irq, void *dev_id) { struct dw_hdmi *hdmi = dev_id; u8 intr_stat; + irqreturn_t ret = IRQ_NONE; + + if (hdmi->i2c) + ret = dw_hdmi_i2c_irq(hdmi); intr_stat = hdmi_readb(hdmi, HDMI_IH_PHY_STAT0); - if (intr_stat) + if (intr_stat) { hdmi_writeb(hdmi, ~0, HDMI_IH_MUTE_PHY_STAT0); + return IRQ_WAKE_THREAD; + } - return intr_stat ? IRQ_WAKE_THREAD : IRQ_NONE; + return ret; } static irqreturn_t dw_hdmi_irq(int irq, void *dev_id) @@ -1751,6 +1983,13 @@ int dw_hdmi_bind(struct device *dev, struct device *master, */ hdmi_init_clk_regenerator(hdmi); + /* If DDC bus is not specified, try to register HDMI I2C bus */ + if (!hdmi->ddc) { + hdmi->ddc = dw_hdmi_i2c_adapter(hdmi); + if (IS_ERR(hdmi->ddc)) + hdmi->ddc = NULL; + } + /* * Configure registers related to HDMI interrupt * generation before registering IRQ. @@ -1791,11 +2030,20 @@ int dw_hdmi_bind(struct device *dev, struct device *master, hdmi->audio = platform_device_register_full(&pdevinfo); } + /* Reset HDMI DDC I2C master controller and mute I2CM interrupts */ + if (hdmi->i2c) + dw_hdmi_i2c_init(hdmi); + dev_set_drvdata(dev, hdmi); return 0; err_iahb: + if (hdmi->i2c) { + i2c_del_adapter(&hdmi->i2c->adap); + hdmi->ddc = NULL; + } + clk_disable_unprepare(hdmi->iahb_clk); err_isfr: clk_disable_unprepare(hdmi->isfr_clk); @@ -1821,13 +2069,18 @@ void dw_hdmi_unbind(struct device *dev, struct device *master, void *data) clk_disable_unprepare(hdmi->iahb_clk); clk_disable_unprepare(hdmi->isfr_clk); - i2c_put_adapter(hdmi->ddc); + + if (hdmi->i2c) + i2c_del_adapter(&hdmi->i2c->adap); + else + i2c_put_adapter(hdmi->ddc); } EXPORT_SYMBOL_GPL(dw_hdmi_unbind); MODULE_AUTHOR("Sascha Hauer "); MODULE_AUTHOR("Andy Yan "); MODULE_AUTHOR("Yakir Yang "); +MODULE_AUTHOR("Vladimir Zapolskiy "); MODULE_DESCRIPTION("DW HDMI transmitter driver"); MODULE_LICENSE("GPL"); MODULE_ALIAS("platform:dw-hdmi"); diff --git a/drivers/gpu/drm/bridge/dw-hdmi.h b/drivers/gpu/drm/bridge/dw-hdmi.h index fc9a560429d6..6aadc840e888 100644 --- a/drivers/gpu/drm/bridge/dw-hdmi.h +++ b/drivers/gpu/drm/bridge/dw-hdmi.h @@ -566,6 +566,10 @@ enum { HDMI_IH_PHY_STAT0_TX_PHY_LOCK = 0x2, HDMI_IH_PHY_STAT0_HPD = 0x1, +/* IH_I2CM_STAT0 and IH_MUTE_I2CM_STAT0 field values */ + HDMI_IH_I2CM_STAT0_DONE = 0x2, + HDMI_IH_I2CM_STAT0_ERROR = 0x1, + /* IH_MUTE_I2CMPHY_STAT0 field values */ HDMI_IH_MUTE_I2CMPHY_STAT0_I2CMPHYDONE = 0x2, HDMI_IH_MUTE_I2CMPHY_STAT0_I2CMPHYERROR = 0x1, @@ -1032,6 +1036,21 @@ enum { HDMI_A_VIDPOLCFG_HSYNCPOL_MASK = 0x2, HDMI_A_VIDPOLCFG_HSYNCPOL_ACTIVE_HIGH = 0x2, HDMI_A_VIDPOLCFG_HSYNCPOL_ACTIVE_LOW = 0x0, + +/* I2CM_OPERATION field values */ + HDMI_I2CM_OPERATION_WRITE = 0x10, + HDMI_I2CM_OPERATION_READ_EXT = 0x2, + HDMI_I2CM_OPERATION_READ = 0x1, + +/* I2CM_INT field values */ + HDMI_I2CM_INT_DONE_POL = 0x8, + HDMI_I2CM_INT_DONE_MASK = 0x4, + +/* I2CM_CTLINT field values */ + HDMI_I2CM_CTLINT_NAC_POL = 0x80, + HDMI_I2CM_CTLINT_NAC_MASK = 0x40, + HDMI_I2CM_CTLINT_ARB_POL = 0x8, + HDMI_I2CM_CTLINT_ARB_MASK = 0x4, }; #endif /* __DW_HDMI_H__ */ -- cgit v1.2.3 From f7d3c970f43a599c7545bfa821761cdb1bef8e23 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 19 Sep 2016 15:02:24 +0300 Subject: drm/i915/dsi: don't debug log "missing" sequences MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This is not interesting. They are not "missing", they are just not part of the VBT sequences for the panel. Reviewed-by: Ville Syrjälä Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/54909b29802398d23f1d26f6589671e69688f904.1474286487.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c index cd154ce6b6c1..a537c71cdcc6 100644 --- a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c +++ b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c @@ -385,11 +385,8 @@ static void generic_exec_sequence(struct drm_panel *panel, enum mipi_seq seq_id) return; data = dev_priv->vbt.dsi.sequence[seq_id]; - if (!data) { - DRM_DEBUG_KMS("MIPI sequence %d - %s not available\n", - seq_id, sequence_name(seq_id)); + if (!data) return; - } WARN_ON(*data != seq_id); -- cgit v1.2.3 From 0b9407c39864b878543c61b719e9ba5a7bfeb0c6 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 19 Sep 2016 15:02:25 +0300 Subject: drm/i915/dsi: add debug logging to element execution MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Just simple breadcrumbs for now. While at it, rename the i2c skip function. Reviewed-by: Ville Syrjälä Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/d11c40a99f5ef2419ede87a2ac1858e4c60768b8.1474286487.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c index a537c71cdcc6..89f77a142521 100644 --- a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c +++ b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c @@ -126,6 +126,8 @@ static const u8 *mipi_exec_send_packet(struct intel_dsi *intel_dsi, u16 len; enum port port; + DRM_DEBUG_KMS("\n"); + flags = *data++; type = *data++; @@ -199,6 +201,8 @@ static const u8 *mipi_exec_delay(struct intel_dsi *intel_dsi, const u8 *data) { u32 delay = *((const u32 *) data); + DRM_DEBUG_KMS("\n"); + usleep_range(delay, delay + 10); data += 4; @@ -307,6 +311,8 @@ static const u8 *mipi_exec_gpio(struct intel_dsi *intel_dsi, const u8 *data) u8 gpio_source, gpio_index; bool value; + DRM_DEBUG_KMS("\n"); + if (dev_priv->vbt.dsi.seq_version >= 3) data++; @@ -331,8 +337,10 @@ static const u8 *mipi_exec_gpio(struct intel_dsi *intel_dsi, const u8 *data) return data; } -static const u8 *mipi_exec_i2c_skip(struct intel_dsi *intel_dsi, const u8 *data) +static const u8 *mipi_exec_i2c(struct intel_dsi *intel_dsi, const u8 *data) { + DRM_DEBUG_KMS("Skipping I2C element execution\n"); + return data + *(data + 6) + 7; } @@ -342,7 +350,7 @@ static const fn_mipi_elem_exec exec_elem[] = { [MIPI_SEQ_ELEM_SEND_PKT] = mipi_exec_send_packet, [MIPI_SEQ_ELEM_DELAY] = mipi_exec_delay, [MIPI_SEQ_ELEM_GPIO] = mipi_exec_gpio, - [MIPI_SEQ_ELEM_I2C] = mipi_exec_i2c_skip, + [MIPI_SEQ_ELEM_I2C] = mipi_exec_i2c, }; /* -- cgit v1.2.3 From 044aad65ee02abe2c51e06052df03a5c3f573f78 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 19 Sep 2016 15:02:26 +0300 Subject: drm/i915/dsi: add skip functions for spi and pmic elements MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit In sequence block v3 these are gracefully skipped anyway, but add the functions so we can have some debug breadcrumbs. v2: the pmic block is 15 bytes (Ville) Reviewed-by: Ville Syrjälä Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/d102ef1f21e6ea9a17655ef31593e68343336a48.1474286487.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c index 89f77a142521..29156995a265 100644 --- a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c +++ b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c @@ -344,6 +344,20 @@ static const u8 *mipi_exec_i2c(struct intel_dsi *intel_dsi, const u8 *data) return data + *(data + 6) + 7; } +static const u8 *mipi_exec_spi(struct intel_dsi *intel_dsi, const u8 *data) +{ + DRM_DEBUG_KMS("Skipping SPI element execution\n"); + + return data + *(data + 5) + 6; +} + +static const u8 *mipi_exec_pmic(struct intel_dsi *intel_dsi, const u8 *data) +{ + DRM_DEBUG_KMS("Skipping PMIC element execution\n"); + + return data + 15; +} + typedef const u8 * (*fn_mipi_elem_exec)(struct intel_dsi *intel_dsi, const u8 *data); static const fn_mipi_elem_exec exec_elem[] = { @@ -351,6 +365,8 @@ static const fn_mipi_elem_exec exec_elem[] = { [MIPI_SEQ_ELEM_DELAY] = mipi_exec_delay, [MIPI_SEQ_ELEM_GPIO] = mipi_exec_gpio, [MIPI_SEQ_ELEM_I2C] = mipi_exec_i2c, + [MIPI_SEQ_ELEM_SPI] = mipi_exec_spi, + [MIPI_SEQ_ELEM_PMIC] = mipi_exec_pmic, }; /* -- cgit v1.2.3 From b1cb1bd29189a017bf2aab879ba7fe22b62c3abe Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 19 Sep 2016 15:02:27 +0300 Subject: drm/i915/dsi: update reset and power sequences in panel prepare/unprepare hooks MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Based on the documentation alone, it's anyone's guess when exactly we should be running these sequences. Add power on/off sequences where they feel logical and update assert/deassert reset. The drm panel hooks don't currently offer us more granularity anyway. v2: update assert/deassert reset as well (Ville) Reviewed-by: Ville Syrjälä Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1543320494df953fa073e136248238eaa1eed059.1474286487.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c index 29156995a265..2c5d14eb7851 100644 --- a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c +++ b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c @@ -459,6 +459,8 @@ static void generic_exec_sequence(struct drm_panel *panel, enum mipi_seq seq_id) static int vbt_panel_prepare(struct drm_panel *panel) { generic_exec_sequence(panel, MIPI_SEQ_ASSERT_RESET); + generic_exec_sequence(panel, MIPI_SEQ_POWER_ON); + generic_exec_sequence(panel, MIPI_SEQ_DEASSERT_RESET); generic_exec_sequence(panel, MIPI_SEQ_INIT_OTP); return 0; @@ -466,7 +468,8 @@ static int vbt_panel_prepare(struct drm_panel *panel) static int vbt_panel_unprepare(struct drm_panel *panel) { - generic_exec_sequence(panel, MIPI_SEQ_DEASSERT_RESET); + generic_exec_sequence(panel, MIPI_SEQ_ASSERT_RESET); + generic_exec_sequence(panel, MIPI_SEQ_POWER_OFF); return 0; } -- cgit v1.2.3 From 416062d017e20e5493f4e764658b104287ce6c4c Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 19 Sep 2016 15:02:28 +0300 Subject: drm/i915/dsi: run backlight on/off sequences in panel enable/disable hooks MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Based on the documentation alone, it's anyone's guess when exactly we should be running these sequences. Add them where it feels logical. The drm panel hooks don't currently offer us more granularity anyway. Reviewed-by: Ville Syrjälä Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/267c4a2bde2076af18e9b8335c0bef2e26ea3112.1474286487.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c index 2c5d14eb7851..24953f9f7e1d 100644 --- a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c +++ b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c @@ -477,12 +477,14 @@ static int vbt_panel_unprepare(struct drm_panel *panel) static int vbt_panel_enable(struct drm_panel *panel) { generic_exec_sequence(panel, MIPI_SEQ_DISPLAY_ON); + generic_exec_sequence(panel, MIPI_SEQ_BACKLIGHT_ON); return 0; } static int vbt_panel_disable(struct drm_panel *panel) { + generic_exec_sequence(panel, MIPI_SEQ_BACKLIGHT_OFF); generic_exec_sequence(panel, MIPI_SEQ_DISPLAY_OFF); return 0; -- cgit v1.2.3 From 4b4f497e13f0195dd305d0b1dea06291e1e6f521 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 19 Sep 2016 15:02:29 +0300 Subject: drm/i915/bios: log about presence of DSI sequences we do not run MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Leave behind some debugging clues in case some panels don't work properly. Reviewed-by: Ville Syrjälä Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/b36302b24676af511f4bbf702be21cc7e8f987c2.1474286487.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_bios.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c index c6e69e4cfa83..83667e8cdd6b 100644 --- a/drivers/gpu/drm/i915/intel_bios.c +++ b/drivers/gpu/drm/i915/intel_bios.c @@ -996,6 +996,10 @@ parse_mipi_sequence(struct drm_i915_private *dev_priv, goto err; } + /* Log about presence of sequences we won't run. */ + if (seq_id == MIPI_SEQ_TEAR_ON || seq_id == MIPI_SEQ_TEAR_OFF) + DRM_DEBUG_KMS("Unsupported sequence %u\n", seq_id); + dev_priv->vbt.dsi.sequence[seq_id] = data + index; if (sequence->version >= 3) -- cgit v1.2.3 From 8e4f768c434e3c197a1b6d59c8e6d0807b10c4cd Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 19 Sep 2016 15:02:30 +0300 Subject: drm/i915/dsi: double check element parsing against size if present MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Be a little paranoid in case the specs change or something. Reviewed-by: Ville Syrjälä Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/27050d48d0ff3d58e79fcacc41ced4c071b01424.1474286487.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_dsi_panel_vbt.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c index 24953f9f7e1d..9f279a3d0f74 100644 --- a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c +++ b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c @@ -441,7 +441,15 @@ static void generic_exec_sequence(struct drm_panel *panel, enum mipi_seq seq_id) operation_size = *data++; if (mipi_elem_exec) { + const u8 *next = data + operation_size; + data = mipi_elem_exec(intel_dsi, data); + + /* Consistency check if we have size. */ + if (operation_size && data != next) { + DRM_ERROR("Inconsistent operation size\n"); + return; + } } else if (operation_size) { /* We have size, skip. */ DRM_DEBUG_KMS("Unsupported MIPI operation byte %u\n", -- cgit v1.2.3 From 32b421e79e6b546da1d469f1229403ac9142d695 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 19 Sep 2016 13:35:25 +0300 Subject: drm/i915/backlight: setup and cache pwm alternate increment value MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This will also be needed later on when setting up the alternate increment in backlight enable. Cc: Shawn Lee Reviewed-by: Ville Syrjälä Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/9984b20bc59aee90b83caf59ce91f3fb122c9627.1474281249.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_drv.h | 1 + drivers/gpu/drm/i915/intel_panel.c | 14 +++++++++++--- 2 files changed, 12 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 810c89eb6863..1b451e759976 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -263,6 +263,7 @@ struct intel_panel { bool enabled; bool combination_mode; /* gen 2/4 only */ bool active_low_pwm; + bool alternate_pwm_increment; /* lpt+ */ /* PWM chip */ bool util_pin_active_low; /* bxt+ */ diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c index c10e9b0405e8..8bc43205d6a0 100644 --- a/drivers/gpu/drm/i915/intel_panel.c +++ b/drivers/gpu/drm/i915/intel_panel.c @@ -1242,10 +1242,10 @@ static u32 bxt_hz_to_pwm(struct intel_connector *connector, u32 pwm_freq_hz) */ static u32 spt_hz_to_pwm(struct intel_connector *connector, u32 pwm_freq_hz) { - struct drm_i915_private *dev_priv = to_i915(connector->base.dev); + struct intel_panel *panel = &connector->panel; u32 mul; - if (I915_READ(SOUTH_CHICKEN1) & SPT_PWM_GRANULARITY) + if (panel->backlight.alternate_pwm_increment) mul = 128; else mul = 16; @@ -1261,9 +1261,10 @@ static u32 spt_hz_to_pwm(struct intel_connector *connector, u32 pwm_freq_hz) static u32 lpt_hz_to_pwm(struct intel_connector *connector, u32 pwm_freq_hz) { struct drm_i915_private *dev_priv = to_i915(connector->base.dev); + struct intel_panel *panel = &connector->panel; u32 mul, clock; - if (I915_READ(SOUTH_CHICKEN2) & LPT_PWM_GRANULARITY) + if (panel->backlight.alternate_pwm_increment) mul = 16; else mul = 128; @@ -1414,6 +1415,13 @@ static int lpt_setup_backlight(struct intel_connector *connector, enum pipe unus struct drm_i915_private *dev_priv = to_i915(connector->base.dev); struct intel_panel *panel = &connector->panel; u32 pch_ctl1, pch_ctl2, val; + bool alt; + + if (HAS_PCH_LPT(dev_priv)) + alt = I915_READ(SOUTH_CHICKEN2) & LPT_PWM_GRANULARITY; + else + alt = I915_READ(SOUTH_CHICKEN1) & SPT_PWM_GRANULARITY; + panel->backlight.alternate_pwm_increment = alt; pch_ctl1 = I915_READ(BLC_PWM_PCH_CTL1); panel->backlight.active_low_pwm = pch_ctl1 & BLM_PCH_POLARITY; -- cgit v1.2.3 From e29aff05f239f8dd24e9ee7816fd96726e20105a Mon Sep 17 00:00:00 2001 From: Shawn Lee Date: Mon, 19 Sep 2016 13:35:26 +0300 Subject: drm/i915/backlight: setup backlight pwm alternate increment on backlight enable MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Backlight enable is supposed to do a full setup of the backlight. We were missing the PWM alternate increment bit in the south chicken registers on lpt+ pch. This potentially caused a PWM frequency change when the chicken register value was lost e.g. on suspend. v2 by Jani, rebase on the patch caching alt increment Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=97486 References: https://bugs.freedesktop.org/show_bug.cgi?id=67454 Cc: Cooper Chiou Cc: Wei Shun Chen Cc: Gary C Wang Cc: stable@vger.kernel.org # v4.4+ 32b421e79e6b drm/i915/backlight: setup and cache... Cc: stable@vger.kernel.org # v4.4+ Reviewed-by: Ville Syrjälä Signed-off-by: Shawn Lee Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/8265f5935bd31c039ddfc82819d26c2ca1ae9cba.1474281249.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_panel.c | 18 +++++++++++++++++- 1 file changed, 17 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c index 8bc43205d6a0..be4b4d546fd9 100644 --- a/drivers/gpu/drm/i915/intel_panel.c +++ b/drivers/gpu/drm/i915/intel_panel.c @@ -841,7 +841,7 @@ static void lpt_enable_backlight(struct intel_connector *connector) { struct drm_i915_private *dev_priv = to_i915(connector->base.dev); struct intel_panel *panel = &connector->panel; - u32 pch_ctl1, pch_ctl2; + u32 pch_ctl1, pch_ctl2, schicken; pch_ctl1 = I915_READ(BLC_PWM_PCH_CTL1); if (pch_ctl1 & BLM_PCH_PWM_ENABLE) { @@ -850,6 +850,22 @@ static void lpt_enable_backlight(struct intel_connector *connector) I915_WRITE(BLC_PWM_PCH_CTL1, pch_ctl1); } + if (HAS_PCH_LPT(dev_priv)) { + schicken = I915_READ(SOUTH_CHICKEN2); + if (panel->backlight.alternate_pwm_increment) + schicken |= LPT_PWM_GRANULARITY; + else + schicken &= ~LPT_PWM_GRANULARITY; + I915_WRITE(SOUTH_CHICKEN2, schicken); + } else { + schicken = I915_READ(SOUTH_CHICKEN1); + if (panel->backlight.alternate_pwm_increment) + schicken |= SPT_PWM_GRANULARITY; + else + schicken &= ~SPT_PWM_GRANULARITY; + I915_WRITE(SOUTH_CHICKEN1, schicken); + } + pch_ctl2 = panel->backlight.max << 16; I915_WRITE(BLC_PWM_PCH_CTL2, pch_ctl2); -- cgit v1.2.3 From 51f592050a523fc5882f9b8b4e9259422e41e848 Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Wed, 14 Sep 2016 13:04:13 +0300 Subject: drm/i915: Unlock PPS registers after GPU reset MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Reapply the PPS register unlock workaround after GPU reset on platforms where the reset clobbers the display HW state. This at least gets rid of the related WARN during LVDS encoder enabling on PNV. Fixes: ed6143b8f75 ("drm/i915/lvds: Restore initial HW state during encoder enabling") Reported-by: Ville Syrjälä Signed-off-by: Imre Deak Link: http://patchwork.freedesktop.org/patch/msgid/1473847453-4771-1-git-send-email-imre.deak@intel.com Reviewed-by: Ville Syrjälä --- drivers/gpu/drm/i915/intel_display.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 69b80d078f06..18fdbb7f6c28 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -3627,6 +3627,7 @@ void intel_finish_reset(struct drm_i915_private *dev_priv) intel_runtime_pm_disable_interrupts(dev_priv); intel_runtime_pm_enable_interrupts(dev_priv); + intel_pps_unlock_regs_wa(dev_priv); intel_modeset_init_hw(dev); spin_lock_irq(&dev_priv->irq_lock); -- cgit v1.2.3 From d636951ec01bcb2b7dee02f75ff4815714785a53 Mon Sep 17 00:00:00 2001 From: Ben Widawsky Date: Tue, 20 Sep 2016 16:54:32 +0300 Subject: drm/i915: Cleanup instdone collection Consolidate the instdone logic so we can get a bit fancier. This patch also removes the duplicated print of INSTDONE[0]. v2: (Imre) - Rebased on top of hangcheck INSTDONE changes. - Move all INSTDONE registers into a single struct, store it within the engine error struct during error capturing. Signed-off-by: Ben Widawsky Signed-off-by: Imre Deak Reviewed-by: Mika Kuoppala Link: http://patchwork.freedesktop.org/patch/msgid/1474379673-28326-1-git-send-email-imre.deak@intel.com --- drivers/gpu/drm/i915/i915_debugfs.c | 41 +++++++++++----- drivers/gpu/drm/i915/i915_drv.h | 8 ++-- drivers/gpu/drm/i915/i915_gpu_error.c | 84 +++++++++++++++++++++++---------- drivers/gpu/drm/i915/i915_irq.c | 69 ++++++++++++++++++--------- drivers/gpu/drm/i915/i915_reg.h | 1 - drivers/gpu/drm/i915/intel_ringbuffer.h | 10 +++- 6 files changed, 151 insertions(+), 62 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index a6d174ac6652..ba155c038d0e 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -1277,15 +1277,36 @@ out: return ret; } +static void i915_instdone_info(struct drm_i915_private *dev_priv, + struct seq_file *m, + struct intel_instdone *instdone) +{ + seq_printf(m, "\t\tINSTDONE: 0x%08x\n", + instdone->instdone); + + if (INTEL_GEN(dev_priv) <= 3) + return; + + seq_printf(m, "\t\tSC_INSTDONE: 0x%08x\n", + instdone->slice_common); + + if (INTEL_GEN(dev_priv) <= 6) + return; + + seq_printf(m, "\t\tSAMPLER_INSTDONE: 0x%08x\n", + instdone->sampler); + seq_printf(m, "\t\tROW_INSTDONE: 0x%08x\n", + instdone->row); +} + static int i915_hangcheck_info(struct seq_file *m, void *unused) { struct drm_i915_private *dev_priv = node_to_i915(m->private); struct intel_engine_cs *engine; u64 acthd[I915_NUM_ENGINES]; u32 seqno[I915_NUM_ENGINES]; - u32 instdone[I915_NUM_INSTDONE_REG]; + struct intel_instdone instdone; enum intel_engine_id id; - int j; if (test_bit(I915_WEDGED, &dev_priv->gpu_error.flags)) seq_printf(m, "Wedged\n"); @@ -1308,7 +1329,7 @@ static int i915_hangcheck_info(struct seq_file *m, void *unused) seqno[id] = intel_engine_get_seqno(engine); } - i915_get_extra_instdone(dev_priv, instdone); + i915_get_engine_instdone(dev_priv, RCS, &instdone); intel_runtime_pm_put(dev_priv); @@ -1336,18 +1357,14 @@ static int i915_hangcheck_info(struct seq_file *m, void *unused) seq_printf(m, "\taction = %d\n", engine->hangcheck.action); if (engine->id == RCS) { - seq_puts(m, "\tinstdone read ="); - - for (j = 0; j < I915_NUM_INSTDONE_REG; j++) - seq_printf(m, " 0x%08x", instdone[j]); + seq_puts(m, "\tinstdone read =\n"); - seq_puts(m, "\n\tinstdone accu ="); + i915_instdone_info(dev_priv, m, &instdone); - for (j = 0; j < I915_NUM_INSTDONE_REG; j++) - seq_printf(m, " 0x%08x", - engine->hangcheck.instdone[j]); + seq_puts(m, "\tinstdone accu =\n"); - seq_puts(m, "\n"); + i915_instdone_info(dev_priv, m, + &engine->hangcheck.instdone); } } diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 4dd307ed4336..356899543d4b 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -759,7 +759,7 @@ struct drm_i915_error_state { u32 gam_ecochk; u32 gab_ctl; u32 gfx_mode; - u32 extra_instdone[I915_NUM_INSTDONE_REG]; + u64 fence[I915_MAX_NUM_FENCES]; struct intel_overlay_error_state *overlay; struct intel_display_error_state *display; @@ -791,7 +791,6 @@ struct drm_i915_error_state { u32 hws; u32 ipeir; u32 ipehr; - u32 instdone; u32 bbstate; u32 instpm; u32 instps; @@ -802,6 +801,7 @@ struct drm_i915_error_state { u64 faddr; u32 rc_psmi; /* sleep state */ u32 semaphore_mboxes[I915_NUM_ENGINES - 1]; + struct intel_instdone instdone; struct drm_i915_error_object { int page_count; @@ -3542,7 +3542,9 @@ void i915_error_state_get(struct drm_device *dev, void i915_error_state_put(struct i915_error_state_file_priv *error_priv); void i915_destroy_error_state(struct drm_device *dev); -void i915_get_extra_instdone(struct drm_i915_private *dev_priv, uint32_t *instdone); +void i915_get_engine_instdone(struct drm_i915_private *dev_priv, + enum intel_engine_id engine_id, + struct intel_instdone *instdone); const char *i915_cache_level_str(struct drm_i915_private *i915, int type); /* i915_cmd_parser.c */ diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 334f15df7c8d..6a2775aad354 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -228,6 +228,27 @@ static const char *hangcheck_action_to_str(enum intel_engine_hangcheck_action a) return "unknown"; } +static void error_print_instdone(struct drm_i915_error_state_buf *m, + struct drm_i915_error_engine *ee) +{ + err_printf(m, " INSTDONE: 0x%08x\n", + ee->instdone.instdone); + + if (ee->engine_id != RCS || INTEL_GEN(m->i915) <= 3) + return; + + err_printf(m, " SC_INSTDONE: 0x%08x\n", + ee->instdone.slice_common); + + if (INTEL_GEN(m->i915) <= 6) + return; + + err_printf(m, " SAMPLER_INSTDONE: 0x%08x\n", + ee->instdone.sampler); + err_printf(m, " ROW_INSTDONE: 0x%08x\n", + ee->instdone.row); +} + static void error_print_engine(struct drm_i915_error_state_buf *m, struct drm_i915_error_engine *ee) { @@ -242,7 +263,9 @@ static void error_print_engine(struct drm_i915_error_state_buf *m, (u32)(ee->acthd>>32), (u32)ee->acthd); err_printf(m, " IPEIR: 0x%08x\n", ee->ipeir); err_printf(m, " IPEHR: 0x%08x\n", ee->ipehr); - err_printf(m, " INSTDONE: 0x%08x\n", ee->instdone); + + error_print_instdone(m, ee); + if (ee->batchbuffer) { u64 start = ee->batchbuffer->gtt_offset; u64 end = start + ee->batchbuffer->gtt_size; @@ -402,10 +425,6 @@ int i915_error_state_to_str(struct drm_i915_error_state_buf *m, for (i = 0; i < dev_priv->num_fence_regs; i++) err_printf(m, " fence[%d] = %08llx\n", i, error->fence[i]); - for (i = 0; i < ARRAY_SIZE(error->extra_instdone); i++) - err_printf(m, " INSTDONE_%d: 0x%08x\n", i, - error->extra_instdone[i]); - if (INTEL_INFO(dev)->gen >= 6) { err_printf(m, "ERROR: 0x%08x\n", error->error); @@ -855,7 +874,8 @@ static uint32_t i915_error_generate_code(struct drm_i915_private *dev_priv, if (engine_id) *engine_id = i; - return error->engine[i].ipehr ^ error->engine[i].instdone; + return error->engine[i].ipehr ^ + error->engine[i].instdone.instdone; } } @@ -998,7 +1018,6 @@ static void error_record_engine_registers(struct drm_i915_error_state *error, ee->faddr = I915_READ(RING_DMA_FADD(engine->mmio_base)); ee->ipeir = I915_READ(RING_IPEIR(engine->mmio_base)); ee->ipehr = I915_READ(RING_IPEHR(engine->mmio_base)); - ee->instdone = I915_READ(RING_INSTDONE(engine->mmio_base)); ee->instps = I915_READ(RING_INSTPS(engine->mmio_base)); ee->bbaddr = I915_READ(RING_BBADDR(engine->mmio_base)); if (INTEL_GEN(dev_priv) >= 8) { @@ -1010,9 +1029,10 @@ static void error_record_engine_registers(struct drm_i915_error_state *error, ee->faddr = I915_READ(DMA_FADD_I8XX); ee->ipeir = I915_READ(IPEIR); ee->ipehr = I915_READ(IPEHR); - ee->instdone = I915_READ(GEN2_INSTDONE); } + i915_get_engine_instdone(dev_priv, engine->id, &ee->instdone); + ee->waiting = intel_engine_has_waiter(engine); ee->instpm = I915_READ(RING_INSTPM(engine->mmio_base)); ee->acthd = intel_engine_get_active_head(engine); @@ -1372,8 +1392,6 @@ static void i915_capture_reg_state(struct drm_i915_private *dev_priv, } error->eir = I915_READ(EIR); error->pgtbl_er = I915_READ(PGTBL_ER); - - i915_get_extra_instdone(dev_priv, error->extra_instdone); } static void i915_error_capture_msg(struct drm_i915_private *dev_priv, @@ -1532,20 +1550,38 @@ const char *i915_cache_level_str(struct drm_i915_private *i915, int type) } /* NB: please notice the memset */ -void i915_get_extra_instdone(struct drm_i915_private *dev_priv, - uint32_t *instdone) +void i915_get_engine_instdone(struct drm_i915_private *dev_priv, + enum intel_engine_id engine_id, + struct intel_instdone *instdone) { - memset(instdone, 0, sizeof(*instdone) * I915_NUM_INSTDONE_REG); - - if (IS_GEN2(dev_priv) || IS_GEN3(dev_priv)) - instdone[0] = I915_READ(GEN2_INSTDONE); - else if (IS_GEN4(dev_priv) || IS_GEN5(dev_priv) || IS_GEN6(dev_priv)) { - instdone[0] = I915_READ(RING_INSTDONE(RENDER_RING_BASE)); - instdone[1] = I915_READ(GEN4_INSTDONE1); - } else if (INTEL_GEN(dev_priv) >= 7) { - instdone[0] = I915_READ(RING_INSTDONE(RENDER_RING_BASE)); - instdone[1] = I915_READ(GEN7_SC_INSTDONE); - instdone[2] = I915_READ(GEN7_SAMPLER_INSTDONE); - instdone[3] = I915_READ(GEN7_ROW_INSTDONE); + u32 mmio_base = dev_priv->engine[engine_id].mmio_base; + + memset(instdone, 0, sizeof(*instdone)); + + switch (INTEL_GEN(dev_priv)) { + default: + instdone->instdone = I915_READ(RING_INSTDONE(mmio_base)); + + if (engine_id != RCS) + break; + + instdone->slice_common = I915_READ(GEN7_SC_INSTDONE); + instdone->sampler = I915_READ(GEN7_SAMPLER_INSTDONE); + instdone->row = I915_READ(GEN7_ROW_INSTDONE); + + break; + case 6: + case 5: + case 4: + instdone->instdone = I915_READ(RING_INSTDONE(mmio_base)); + + if (engine_id == RCS) + /* HACK: Using the wrong struct member */ + instdone->slice_common = I915_READ(GEN4_INSTDONE1); + break; + case 3: + case 2: + instdone->instdone = I915_READ(GEN2_INSTDONE); + break; } } diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index c128fdbd24e4..371647c4c53c 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -2545,18 +2545,36 @@ static void i915_reset_and_wakeup(struct drm_i915_private *dev_priv) wake_up_all(&dev_priv->gpu_error.reset_queue); } +static inline void +i915_err_print_instdone(struct drm_i915_private *dev_priv, + struct intel_instdone *instdone) +{ + pr_err(" INSTDONE: 0x%08x\n", instdone->instdone); + + if (INTEL_GEN(dev_priv) <= 3) + return; + + pr_err(" SC_INSTDONE: 0x%08x\n", instdone->slice_common); + + if (INTEL_GEN(dev_priv) <= 6) + return; + + pr_err(" SAMPLER_INSTDONE: 0x%08x\n", instdone->sampler); + pr_err(" ROW_INSTDONE: 0x%08x\n", instdone->row); +} + static void i915_report_and_clear_eir(struct drm_i915_private *dev_priv) { - uint32_t instdone[I915_NUM_INSTDONE_REG]; + struct intel_instdone instdone; u32 eir = I915_READ(EIR); - int pipe, i; + int pipe; if (!eir) return; pr_err("render error detected, EIR: 0x%08x\n", eir); - i915_get_extra_instdone(dev_priv, instdone); + i915_get_engine_instdone(dev_priv, RCS, &instdone); if (IS_G4X(dev_priv)) { if (eir & (GM45_ERROR_MEM_PRIV | GM45_ERROR_CP_PRIV)) { @@ -2564,8 +2582,7 @@ static void i915_report_and_clear_eir(struct drm_i915_private *dev_priv) pr_err(" IPEIR: 0x%08x\n", I915_READ(IPEIR_I965)); pr_err(" IPEHR: 0x%08x\n", I915_READ(IPEHR_I965)); - for (i = 0; i < ARRAY_SIZE(instdone); i++) - pr_err(" INSTDONE_%d: 0x%08x\n", i, instdone[i]); + i915_err_print_instdone(dev_priv, &instdone); pr_err(" INSTPS: 0x%08x\n", I915_READ(INSTPS)); pr_err(" ACTHD: 0x%08x\n", I915_READ(ACTHD_I965)); I915_WRITE(IPEIR_I965, ipeir); @@ -2600,8 +2617,7 @@ static void i915_report_and_clear_eir(struct drm_i915_private *dev_priv) if (eir & I915_ERROR_INSTRUCTION) { pr_err("instruction error\n"); pr_err(" INSTPM: 0x%08x\n", I915_READ(INSTPM)); - for (i = 0; i < ARRAY_SIZE(instdone); i++) - pr_err(" INSTDONE_%d: 0x%08x\n", i, instdone[i]); + i915_err_print_instdone(dev_priv, &instdone); if (INTEL_GEN(dev_priv) < 4) { u32 ipeir = I915_READ(IPEIR); @@ -2948,31 +2964,42 @@ static void semaphore_clear_deadlocks(struct drm_i915_private *dev_priv) engine->hangcheck.deadlock = 0; } +static bool instdone_unchanged(u32 current_instdone, u32 *old_instdone) +{ + u32 tmp = current_instdone | *old_instdone; + bool unchanged; + + unchanged = tmp == *old_instdone; + *old_instdone |= tmp; + + return unchanged; +} + static bool subunits_stuck(struct intel_engine_cs *engine) { - u32 instdone[I915_NUM_INSTDONE_REG]; + struct drm_i915_private *dev_priv = engine->i915; + struct intel_instdone instdone; + struct intel_instdone *accu_instdone = &engine->hangcheck.instdone; bool stuck; - int i; if (engine->id != RCS) return true; - i915_get_extra_instdone(engine->i915, instdone); + i915_get_engine_instdone(dev_priv, RCS, &instdone); /* There might be unstable subunit states even when * actual head is not moving. Filter out the unstable ones by * accumulating the undone -> done transitions and only * consider those as progress. */ - stuck = true; - for (i = 0; i < I915_NUM_INSTDONE_REG; i++) { - const u32 tmp = instdone[i] | engine->hangcheck.instdone[i]; - - if (tmp != engine->hangcheck.instdone[i]) - stuck = false; - - engine->hangcheck.instdone[i] |= tmp; - } + stuck = instdone_unchanged(instdone.instdone, + &accu_instdone->instdone); + stuck &= instdone_unchanged(instdone.slice_common, + &accu_instdone->slice_common); + stuck &= instdone_unchanged(instdone.sampler, + &accu_instdone->sampler); + stuck &= instdone_unchanged(instdone.row, + &accu_instdone->row); return stuck; } @@ -2983,7 +3010,7 @@ head_stuck(struct intel_engine_cs *engine, u64 acthd) if (acthd != engine->hangcheck.acthd) { /* Clear subunit states on head movement */ - memset(engine->hangcheck.instdone, 0, + memset(&engine->hangcheck.instdone, 0, sizeof(engine->hangcheck.instdone)); return HANGCHECK_ACTIVE; @@ -3153,7 +3180,7 @@ static void i915_hangcheck_elapsed(struct work_struct *work) /* Clear head and subunit states on seqno movement */ acthd = 0; - memset(engine->hangcheck.instdone, 0, + memset(&engine->hangcheck.instdone, 0, sizeof(engine->hangcheck.instdone)); } diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 70d96162def6..41331455a111 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -1708,7 +1708,6 @@ enum skl_disp_power_wells { #define GEN7_SC_INSTDONE _MMIO(0x7100) #define GEN7_SAMPLER_INSTDONE _MMIO(0xe160) #define GEN7_ROW_INSTDONE _MMIO(0xe164) -#define I915_NUM_INSTDONE_REG 4 #define RING_IPEIR(base) _MMIO((base)+0x64) #define RING_IPEHR(base) _MMIO((base)+0x68) /* diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index 7f64d611159b..4ff47023e68d 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -73,13 +73,21 @@ enum intel_engine_hangcheck_action { #define HANGCHECK_SCORE_RING_HUNG 31 +struct intel_instdone { + u32 instdone; + /* The following exist only in the RCS engine */ + u32 slice_common; + u32 sampler; + u32 row; +}; + struct intel_engine_hangcheck { u64 acthd; u32 seqno; int score; enum intel_engine_hangcheck_action action; int deadlock; - u32 instdone[I915_NUM_INSTDONE_REG]; + struct intel_instdone instdone; }; struct intel_ring { -- cgit v1.2.3 From f9e613728090e7fe4e755bf56df17cbc277bac3f Mon Sep 17 00:00:00 2001 From: Ben Widawsky Date: Tue, 20 Sep 2016 16:54:33 +0300 Subject: drm/i915: Try to print INSTDONE bits for all slice/subslice v2: (Imre) - Access only subslices that are known to exist. - Reset explicitly the MCR selector to slice/sub-slice ID 0 after the readout. - Use the subslice INSTDONE bits for the hangcheck/subunits-stuck detection too. - Take the uncore lock for the MCR-select/subslice-readout sequence. Signed-off-by: Ben Widawsky Signed-off-by: Imre Deak Reviewed-by: Mika Kuoppala Link: http://patchwork.freedesktop.org/patch/msgid/1474379673-28326-2-git-send-email-imre.deak@intel.com --- drivers/gpu/drm/i915/i915_debugfs.c | 14 ++++-- drivers/gpu/drm/i915/i915_gpu_error.c | 76 ++++++++++++++++++++++++++++++--- drivers/gpu/drm/i915/i915_irq.c | 25 ++++++++--- drivers/gpu/drm/i915/i915_reg.h | 5 +++ drivers/gpu/drm/i915/intel_ringbuffer.h | 23 +++++++++- 5 files changed, 125 insertions(+), 18 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index ba155c038d0e..d3f83c5ab70b 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -1281,6 +1281,9 @@ static void i915_instdone_info(struct drm_i915_private *dev_priv, struct seq_file *m, struct intel_instdone *instdone) { + int slice; + int subslice; + seq_printf(m, "\t\tINSTDONE: 0x%08x\n", instdone->instdone); @@ -1293,10 +1296,13 @@ static void i915_instdone_info(struct drm_i915_private *dev_priv, if (INTEL_GEN(dev_priv) <= 6) return; - seq_printf(m, "\t\tSAMPLER_INSTDONE: 0x%08x\n", - instdone->sampler); - seq_printf(m, "\t\tROW_INSTDONE: 0x%08x\n", - instdone->row); + for_each_instdone_slice_subslice(dev_priv, slice, subslice) + seq_printf(m, "\t\tSAMPLER_INSTDONE[%d][%d]: 0x%08x\n", + slice, subslice, instdone->sampler[slice][subslice]); + + for_each_instdone_slice_subslice(dev_priv, slice, subslice) + seq_printf(m, "\t\tROW_INSTDONE[%d][%d]: 0x%08x\n", + slice, subslice, instdone->row[slice][subslice]); } static int i915_hangcheck_info(struct seq_file *m, void *unused) diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 6a2775aad354..2bbab226a46c 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -231,6 +231,9 @@ static const char *hangcheck_action_to_str(enum intel_engine_hangcheck_action a) static void error_print_instdone(struct drm_i915_error_state_buf *m, struct drm_i915_error_engine *ee) { + int slice; + int subslice; + err_printf(m, " INSTDONE: 0x%08x\n", ee->instdone.instdone); @@ -243,10 +246,15 @@ static void error_print_instdone(struct drm_i915_error_state_buf *m, if (INTEL_GEN(m->i915) <= 6) return; - err_printf(m, " SAMPLER_INSTDONE: 0x%08x\n", - ee->instdone.sampler); - err_printf(m, " ROW_INSTDONE: 0x%08x\n", - ee->instdone.row); + for_each_instdone_slice_subslice(m->i915, slice, subslice) + err_printf(m, " SAMPLER_INSTDONE[%d][%d]: 0x%08x\n", + slice, subslice, + ee->instdone.sampler[slice][subslice]); + + for_each_instdone_slice_subslice(m->i915, slice, subslice) + err_printf(m, " ROW_INSTDONE[%d][%d]: 0x%08x\n", + slice, subslice, + ee->instdone.row[slice][subslice]); } static void error_print_engine(struct drm_i915_error_state_buf *m, @@ -1549,12 +1557,52 @@ const char *i915_cache_level_str(struct drm_i915_private *i915, int type) } } +static inline uint32_t +read_subslice_reg(struct drm_i915_private *dev_priv, int slice, + int subslice, i915_reg_t reg) +{ + uint32_t mcr; + uint32_t ret; + enum forcewake_domains fw_domains; + + fw_domains = intel_uncore_forcewake_for_reg(dev_priv, reg, + FW_REG_READ); + fw_domains |= intel_uncore_forcewake_for_reg(dev_priv, + GEN8_MCR_SELECTOR, + FW_REG_READ | FW_REG_WRITE); + + spin_lock_irq(&dev_priv->uncore.lock); + intel_uncore_forcewake_get__locked(dev_priv, fw_domains); + + mcr = I915_READ_FW(GEN8_MCR_SELECTOR); + /* + * The HW expects the slice and sublice selectors to be reset to 0 + * after reading out the registers. + */ + WARN_ON_ONCE(mcr & (GEN8_MCR_SLICE_MASK | GEN8_MCR_SUBSLICE_MASK)); + mcr &= ~(GEN8_MCR_SLICE_MASK | GEN8_MCR_SUBSLICE_MASK); + mcr |= GEN8_MCR_SLICE(slice) | GEN8_MCR_SUBSLICE(subslice); + I915_WRITE_FW(GEN8_MCR_SELECTOR, mcr); + + ret = I915_READ_FW(reg); + + mcr &= ~(GEN8_MCR_SLICE_MASK | GEN8_MCR_SUBSLICE_MASK); + I915_WRITE_FW(GEN8_MCR_SELECTOR, mcr); + + intel_uncore_forcewake_put__locked(dev_priv, fw_domains); + spin_unlock_irq(&dev_priv->uncore.lock); + + return ret; +} + /* NB: please notice the memset */ void i915_get_engine_instdone(struct drm_i915_private *dev_priv, enum intel_engine_id engine_id, struct intel_instdone *instdone) { u32 mmio_base = dev_priv->engine[engine_id].mmio_base; + int slice; + int subslice; memset(instdone, 0, sizeof(*instdone)); @@ -1566,8 +1614,24 @@ void i915_get_engine_instdone(struct drm_i915_private *dev_priv, break; instdone->slice_common = I915_READ(GEN7_SC_INSTDONE); - instdone->sampler = I915_READ(GEN7_SAMPLER_INSTDONE); - instdone->row = I915_READ(GEN7_ROW_INSTDONE); + for_each_instdone_slice_subslice(dev_priv, slice, subslice) { + instdone->sampler[slice][subslice] = + read_subslice_reg(dev_priv, slice, subslice, + GEN7_SAMPLER_INSTDONE); + instdone->row[slice][subslice] = + read_subslice_reg(dev_priv, slice, subslice, + GEN7_ROW_INSTDONE); + } + break; + case 7: + instdone->instdone = I915_READ(RING_INSTDONE(mmio_base)); + + if (engine_id != RCS) + break; + + instdone->slice_common = I915_READ(GEN7_SC_INSTDONE); + instdone->sampler[0][0] = I915_READ(GEN7_SAMPLER_INSTDONE); + instdone->row[0][0] = I915_READ(GEN7_ROW_INSTDONE); break; case 6: diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 371647c4c53c..a5c02f6ea6a0 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -2549,6 +2549,9 @@ static inline void i915_err_print_instdone(struct drm_i915_private *dev_priv, struct intel_instdone *instdone) { + int slice; + int subslice; + pr_err(" INSTDONE: 0x%08x\n", instdone->instdone); if (INTEL_GEN(dev_priv) <= 3) @@ -2559,8 +2562,13 @@ i915_err_print_instdone(struct drm_i915_private *dev_priv, if (INTEL_GEN(dev_priv) <= 6) return; - pr_err(" SAMPLER_INSTDONE: 0x%08x\n", instdone->sampler); - pr_err(" ROW_INSTDONE: 0x%08x\n", instdone->row); + for_each_instdone_slice_subslice(dev_priv, slice, subslice) + pr_err(" SAMPLER_INSTDONE[%d][%d]: 0x%08x\n", + slice, subslice, instdone->sampler[slice][subslice]); + + for_each_instdone_slice_subslice(dev_priv, slice, subslice) + pr_err(" ROW_INSTDONE[%d][%d]: 0x%08x\n", + slice, subslice, instdone->row[slice][subslice]); } static void i915_report_and_clear_eir(struct drm_i915_private *dev_priv) @@ -2981,6 +2989,8 @@ static bool subunits_stuck(struct intel_engine_cs *engine) struct intel_instdone instdone; struct intel_instdone *accu_instdone = &engine->hangcheck.instdone; bool stuck; + int slice; + int subslice; if (engine->id != RCS) return true; @@ -2996,10 +3006,13 @@ static bool subunits_stuck(struct intel_engine_cs *engine) &accu_instdone->instdone); stuck &= instdone_unchanged(instdone.slice_common, &accu_instdone->slice_common); - stuck &= instdone_unchanged(instdone.sampler, - &accu_instdone->sampler); - stuck &= instdone_unchanged(instdone.row, - &accu_instdone->row); + + for_each_instdone_slice_subslice(dev_priv, slice, subslice) { + stuck &= instdone_unchanged(instdone.sampler[slice][subslice], + &accu_instdone->sampler[slice][subslice]); + stuck &= instdone_unchanged(instdone.row[slice][subslice], + &accu_instdone->row[slice][subslice]); + } return stuck; } diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 41331455a111..8d44cee710f0 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -1708,6 +1708,11 @@ enum skl_disp_power_wells { #define GEN7_SC_INSTDONE _MMIO(0x7100) #define GEN7_SAMPLER_INSTDONE _MMIO(0xe160) #define GEN7_ROW_INSTDONE _MMIO(0xe164) +#define GEN8_MCR_SELECTOR _MMIO(0xfdc) +#define GEN8_MCR_SLICE(slice) (((slice) & 3) << 26) +#define GEN8_MCR_SLICE_MASK GEN8_MCR_SLICE(3) +#define GEN8_MCR_SUBSLICE(subslice) (((subslice) & 3) << 24) +#define GEN8_MCR_SUBSLICE_MASK GEN8_MCR_SUBSLICE(3) #define RING_IPEIR(base) _MMIO((base)+0x64) #define RING_IPEHR(base) _MMIO((base)+0x68) /* diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index 4ff47023e68d..66553bdb0a47 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -73,12 +73,31 @@ enum intel_engine_hangcheck_action { #define HANGCHECK_SCORE_RING_HUNG 31 +#define I915_MAX_SLICES 3 +#define I915_MAX_SUBSLICES 3 + +#define instdone_slice_mask(dev_priv__) \ + (INTEL_GEN(dev_priv__) == 7 ? \ + 1 : INTEL_INFO(dev_priv__)->sseu.slice_mask) + +#define instdone_subslice_mask(dev_priv__) \ + (INTEL_GEN(dev_priv__) == 7 ? \ + 1 : INTEL_INFO(dev_priv__)->sseu.subslice_mask) + +#define for_each_instdone_slice_subslice(dev_priv__, slice__, subslice__) \ + for ((slice__) = 0, (subslice__) = 0; \ + (slice__) < I915_MAX_SLICES; \ + (subslice__) = ((subslice__) + 1) < I915_MAX_SUBSLICES ? (subslice__) + 1 : 0, \ + (slice__) += ((subslice__) == 0)) \ + for_each_if((BIT(slice__) & instdone_slice_mask(dev_priv__)) && \ + (BIT(subslice__) & instdone_subslice_mask(dev_priv__))) + struct intel_instdone { u32 instdone; /* The following exist only in the RCS engine */ u32 slice_common; - u32 sampler; - u32 row; + u32 sampler[I915_MAX_SLICES][I915_MAX_SUBSLICES]; + u32 row[I915_MAX_SLICES][I915_MAX_SUBSLICES]; }; struct intel_engine_hangcheck { -- cgit v1.2.3 From 6277c8d07b8f1b667f672628f88b18e831e67517 Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Tue, 20 Sep 2016 14:58:19 +0300 Subject: drm/i915: Queue page flip work via a low latency, unbound workqueue While user space has control over the scheduling priority of its page flipping thread, the corresponding work the driver schedules for MMIO flips always runs from the generic system workqueue which has some scheduling overhead due it being CPU bound. This would hinder an application that wants more stringent guarantees over flip timing (to avoid missing a flip at the next frame count). Fix this by scheduling the work from the unbound system workqueue which provides for minimal scheduling latency. v2: - Use an unbound workqueue instead of a high-prio one. (Tvrtko, Chris) v3: - Use the system unbound wq instead of a dedicated one. (Maarten) Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=97775 Testcase: igt/kms_cursor_legacy CC: Chris Wilson CC: Maarten Lankhorst CC: Tvrtko Ursulin Signed-off-by: Imre Deak Reviewed-by: Tvrtko Ursulin (v1) Reviewed-by: Chris Wilson Reviewed-by: Maarten Lankhorst Link: http://patchwork.freedesktop.org/patch/msgid/1474372699-22841-1-git-send-email-imre.deak@intel.com --- drivers/gpu/drm/i915/intel_display.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 18fdbb7f6c28..f7b2f8f609e7 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -12266,7 +12266,7 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, work->flip_queued_req = i915_gem_active_get(&obj->last_write, &obj->base.dev->struct_mutex); - schedule_work(&work->mmio_work); + queue_work(system_unbound_wq, &work->mmio_work); } else { request = i915_gem_request_alloc(engine, engine->last_context); if (IS_ERR(request)) { -- cgit v1.2.3 From f2a91d1a6f5960c08f1ca60bd076f4dc020c50c6 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 21 Sep 2016 14:51:06 +0100 Subject: drm/i915: Restore current RPS state after reset Following commit 821ed7df6e2a ("drm/i915: Update reset path to fix incomplete requests") we no longer mark the context as lost on reset as we keep the requests (and contexts) alive. However, RPS remains reset and we need to restore the current state to match the in-flight requests. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=97824 Fixes: 821ed7df6e2a ("drm/i915: Update reset path to fix incomplete requests") Signed-off-by: Chris Wilson Cc: Mika Kuoppala Cc: Tvrtko Ursulin Cc: Arun Siluvery Reviewed-by: Mika Kuoppala Link: http://patchwork.freedesktop.org/patch/msgid/20160921135108.29574-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_drv.c | 9 --------- drivers/gpu/drm/i915/i915_gem.c | 7 +++++++ drivers/gpu/drm/i915/i915_irq.c | 6 ++++++ 3 files changed, 13 insertions(+), 9 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 7f4e8adec8a8..8ae5853ea3c6 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -1786,15 +1786,6 @@ void i915_reset(struct drm_i915_private *dev_priv) goto error; } - /* - * rps/rc6 re-init is necessary to restore state lost after the - * reset and the re-install of gt irqs. Skip for ironlake per - * previous concerns that it doesn't respond well to some forms - * of re-init after reset. - */ - intel_sanitize_gt_powersave(dev_priv); - intel_autoenable_gt_powersave(dev_priv); - wakeup: wake_up_bit(&error->flags, I915_RESET_IN_PROGRESS); return; diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index c8bd02277b7d..aeb46658ab3c 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2628,6 +2628,13 @@ void i915_gem_reset(struct drm_i915_private *dev_priv) i915_gem_reset_engine(engine); i915_gem_restore_fences(&dev_priv->drm); + + if (dev_priv->gt.awake) { + intel_sanitize_gt_powersave(dev_priv); + intel_enable_gt_powersave(dev_priv); + if (INTEL_GEN(dev_priv) >= 6) + gen6_rps_busy(dev_priv); + } } static void nop_submit_request(struct drm_i915_gem_request *request) diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index a5c02f6ea6a0..f8c0beaadf30 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -350,6 +350,9 @@ void gen6_reset_rps_interrupts(struct drm_i915_private *dev_priv) void gen6_enable_rps_interrupts(struct drm_i915_private *dev_priv) { + if (READ_ONCE(dev_priv->rps.interrupts_enabled)) + return; + spin_lock_irq(&dev_priv->irq_lock); WARN_ON_ONCE(dev_priv->rps.pm_iir); WARN_ON_ONCE(I915_READ(gen6_pm_iir(dev_priv)) & dev_priv->pm_rps_events); @@ -368,6 +371,9 @@ u32 gen6_sanitize_rps_pm_mask(struct drm_i915_private *dev_priv, u32 mask) void gen6_disable_rps_interrupts(struct drm_i915_private *dev_priv) { + if (!READ_ONCE(dev_priv->rps.interrupts_enabled)) + return; + spin_lock_irq(&dev_priv->irq_lock); dev_priv->rps.interrupts_enabled = false; -- cgit v1.2.3 From 6a800eabba34945c2986d70114b41d564bad52a8 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 21 Sep 2016 14:51:07 +0100 Subject: drm/i915: Only shrink the unbound objects during freeze At the point of creating the hibernation image, the runtime power manage core is disabled - and using the rpm functions triggers a warn. i915_gem_shrink_all() tries to unbind objects, which requires device access and so tries to how an rpm reference triggering a warning: [ 44.235420] ------------[ cut here ]------------ [ 44.235424] WARNING: CPU: 2 PID: 2199 at drivers/gpu/drm/i915/intel_runtime_pm.c:2688 intel_runtime_pm_get_if_in_use+0xe6/0xf0 [ 44.235426] WARN_ON_ONCE(ret < 0) [ 44.235445] Modules linked in: ctr ccm arc4 rt2800usb rt2x00usb rt2800lib rt2x00lib crc_ccitt mac80211 cmac cfg80211 btusb rfcomm bnep btrtl btbcm btintel bluetooth dcdbas x86_pkg_temp_thermal intel_powerclamp coretemp snd_hda_codec_realtek crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_codec_generic aesni_intel snd_hda_codec_hdmi aes_x86_64 lrw gf128mul snd_hda_intel glue_helper ablk_helper cryptd snd_hda_codec hid_multitouch joydev snd_hda_core binfmt_misc i2c_hid serio_raw snd_pcm acpi_pad snd_timer snd i2c_designware_platform 8250_dw nls_iso8859_1 i2c_designware_core lpc_ich mfd_core soundcore usbhid hid psmouse ahci libahci [ 44.235447] CPU: 2 PID: 2199 Comm: kworker/u8:8 Not tainted 4.8.0-rc5+ #130 [ 44.235447] Hardware name: Dell Inc. XPS 13 9343/0310JH, BIOS A07 11/11/2015 [ 44.235450] Workqueue: events_unbound async_run_entry_fn [ 44.235453] 0000000000000000 ffff8801b2f7fb98 ffffffff81306c2f ffff8801b2f7fbe8 [ 44.235454] 0000000000000000 ffff8801b2f7fbd8 ffffffff81056c01 00000a801f50ecc0 [ 44.235456] ffff88020ce50000 ffff88020ce59b60 ffffffff81a60b5c ffffffff81414840 [ 44.235456] Call Trace: [ 44.235459] [] dump_stack+0x4d/0x6e [ 44.235461] [] __warn+0xd1/0xf0 [ 44.235464] [] ? i915_pm_suspend_late+0x30/0x30 [ 44.235465] [] warn_slowpath_fmt+0x4f/0x60 [ 44.235468] [] ? pm_runtime_get_if_in_use+0x6e/0xa0 [ 44.235469] [] intel_runtime_pm_get_if_in_use+0xe6/0xf0 [ 44.235471] [] i915_gem_shrink+0x306/0x360 [ 44.235473] [] ? pci_platform_power_transition+0x24/0x90 [ 44.235475] [] ? i915_pm_suspend_late+0x30/0x30 [ 44.235476] [] i915_gem_shrink_all+0x1b/0x30 [ 44.235478] [] i915_gem_freeze_late+0x33/0x90 [ 44.235479] [] i915_pm_freeze_late+0x37/0x40 [ 44.235481] [] dpm_run_callback+0x4e/0x130 [ 44.235483] [] __device_suspend_late+0xdb/0x1f0 [ 44.235484] [] async_suspend_late+0x1f/0xa0 [ 44.235486] [] async_run_entry_fn+0x37/0x150 [ 44.235488] [] process_one_work+0x148/0x3f0 [ 44.235490] [] worker_thread+0x12b/0x490 [ 44.235491] [] ? process_one_work+0x3f0/0x3f0 [ 44.235492] [] kthread+0xc9/0xe0 [ 44.235495] [] ret_from_fork+0x1f/0x40 [ 44.235496] [] ? kthread_park+0x60/0x60 [ 44.235497] ---[ end trace e438706b97c7f132 ]--- Alternatively, to actually shrink everything we have to do so slightly earlier in the hibernation process. To keep lockdep silent, we need to take struct_mutex for the shrinker even though we know that we are the only user during the freeze. Fixes: 7aab2d534e35 ("drm/i915: Shrink objects prior to hibernation") Signed-off-by: Chris Wilson Cc: Joonas Lahtinen Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20160921135108.29574-2-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_drv.c | 12 +++++++++++- drivers/gpu/drm/i915/i915_drv.h | 1 + drivers/gpu/drm/i915/i915_gem.c | 17 ++++++++++++++++- 3 files changed, 28 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 8ae5853ea3c6..bfb2efd8d4d4 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -1863,7 +1863,17 @@ static int i915_pm_resume(struct device *kdev) /* freeze: before creating the hibernation_image */ static int i915_pm_freeze(struct device *kdev) { - return i915_pm_suspend(kdev); + int ret; + + ret = i915_pm_suspend(kdev); + if (ret) + return ret; + + ret = i915_gem_freeze(kdev_to_i915(kdev)); + if (ret) + return ret; + + return 0; } static int i915_pm_freeze_late(struct device *kdev) diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 356899543d4b..008c74bfabad 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -3076,6 +3076,7 @@ int i915_gem_wait_ioctl(struct drm_device *dev, void *data, void i915_gem_load_init(struct drm_device *dev); void i915_gem_load_cleanup(struct drm_device *dev); void i915_gem_load_init_fences(struct drm_i915_private *dev_priv); +int i915_gem_freeze(struct drm_i915_private *dev_priv); int i915_gem_freeze_late(struct drm_i915_private *dev_priv); void *i915_gem_object_alloc(struct drm_device *dev); diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index aeb46658ab3c..1418c1c522cb 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -4593,6 +4593,19 @@ void i915_gem_load_cleanup(struct drm_device *dev) rcu_barrier(); } +int i915_gem_freeze(struct drm_i915_private *dev_priv) +{ + intel_runtime_pm_get(dev_priv); + + mutex_lock(&dev_priv->drm.struct_mutex); + i915_gem_shrink_all(dev_priv); + mutex_unlock(&dev_priv->drm.struct_mutex); + + intel_runtime_pm_put(dev_priv); + + return 0; +} + int i915_gem_freeze_late(struct drm_i915_private *dev_priv) { struct drm_i915_gem_object *obj; @@ -4616,7 +4629,8 @@ int i915_gem_freeze_late(struct drm_i915_private *dev_priv) * the objects as well. */ - i915_gem_shrink_all(dev_priv); + mutex_lock(&dev_priv->drm.struct_mutex); + i915_gem_shrink(dev_priv, -1UL, I915_SHRINK_UNBOUND); for (p = phases; *p; p++) { list_for_each_entry(obj, *p, global_list) { @@ -4624,6 +4638,7 @@ int i915_gem_freeze_late(struct drm_i915_private *dev_priv) obj->base.write_domain = I915_GEM_DOMAIN_CPU; } } + mutex_unlock(&dev_priv->drm.struct_mutex); return 0; } -- cgit v1.2.3 From bafb2f7d4755bf1571bd5e9a03b97f3fc4fe69ae Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 21 Sep 2016 14:51:08 +0100 Subject: drm/i915/execlists: Reset RING registers upon resume There is a disparity in the context image saved to disk and our own bookkeeping - that is we presume the RING_HEAD and RING_TAIL match our stored ce->ring->tail value. However, as we emit WA_TAIL_DWORDS into the ring but may not tell the GPU about them, the GPU may be lagging behind our bookkeeping. Upon hibernation we do not save stolen pages, presuming that their contents are volatile. This means that although we start writing into the ring at tail, the GPU starts executing from its HEAD and there may be some garbage in between and so the GPU promptly hangs upon resume. Testcase: igt/gem_exec_suspend/basic-S4 Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=96526 Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20160921135108.29574-3-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/intel_lrc.c | 50 +++++++++++++++++++++++++--------------- 1 file changed, 31 insertions(+), 19 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 251143361f31..39417b77bff2 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -2129,30 +2129,42 @@ error_deref_obj: void intel_lr_context_resume(struct drm_i915_private *dev_priv) { - struct i915_gem_context *ctx = dev_priv->kernel_context; struct intel_engine_cs *engine; + struct i915_gem_context *ctx; + + /* Because we emit WA_TAIL_DWORDS there may be a disparity + * between our bookkeeping in ce->ring->head and ce->ring->tail and + * that stored in context. As we only write new commands from + * ce->ring->tail onwards, everything before that is junk. If the GPU + * starts reading from its RING_HEAD from the context, it may try to + * execute that junk and die. + * + * So to avoid that we reset the context images upon resume. For + * simplicity, we just zero everything out. + */ + list_for_each_entry(ctx, &dev_priv->context_list, link) { + for_each_engine(engine, dev_priv) { + struct intel_context *ce = &ctx->engine[engine->id]; + u32 *reg; - for_each_engine(engine, dev_priv) { - struct intel_context *ce = &ctx->engine[engine->id]; - void *vaddr; - uint32_t *reg_state; - - if (!ce->state) - continue; - - vaddr = i915_gem_object_pin_map(ce->state->obj, I915_MAP_WB); - if (WARN_ON(IS_ERR(vaddr))) - continue; + if (!ce->state) + continue; - reg_state = vaddr + LRC_STATE_PN * PAGE_SIZE; + reg = i915_gem_object_pin_map(ce->state->obj, + I915_MAP_WB); + if (WARN_ON(IS_ERR(reg))) + continue; - reg_state[CTX_RING_HEAD+1] = 0; - reg_state[CTX_RING_TAIL+1] = 0; + reg += LRC_STATE_PN * PAGE_SIZE / sizeof(*reg); + reg[CTX_RING_HEAD+1] = 0; + reg[CTX_RING_TAIL+1] = 0; - ce->state->obj->dirty = true; - i915_gem_object_unpin_map(ce->state->obj); + ce->state->obj->dirty = true; + i915_gem_object_unpin_map(ce->state->obj); - ce->ring->head = 0; - ce->ring->tail = 0; + ce->ring->head = ce->ring->tail = 0; + ce->ring->last_retired_head = -1; + intel_ring_update_space(ce->ring); + } } } -- cgit v1.2.3 From 5748be60ea66a7f299fc28bf1ebe3f63a5a266e8 Mon Sep 17 00:00:00 2001 From: "Pandiyan, Dhinakaran" Date: Mon, 19 Sep 2016 18:24:37 -0700 Subject: drm/i915: Standardize port type for DVO encoders Changing the return type from 'char' to 'enum port' in intel_dvo_port_name() makes it easier to later move the port information to intel_encoder. In addition, the port type conforms to what we have elsewhere. Removing the last conditional that handles invalid port because dvo_reg is intialized to valid values for all DVO devices at definition. v2: Changed return type, for real (Jani) Signed-off-by: Dhinakaran Pandiyan Reviewed-by: Lyude Signed-off-by: Rodrigo Vivi Link: http://patchwork.freedesktop.org/patch/msgid/1474334681-22690-2-git-send-email-dhinakaran.pandiyan@intel.com --- drivers/gpu/drm/i915/intel_dvo.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dvo.c b/drivers/gpu/drm/i915/intel_dvo.c index 2e452c505e7e..648975588cc2 100644 --- a/drivers/gpu/drm/i915/intel_dvo.c +++ b/drivers/gpu/drm/i915/intel_dvo.c @@ -412,16 +412,14 @@ intel_dvo_get_current_mode(struct drm_connector *connector) return mode; } -static char intel_dvo_port_name(i915_reg_t dvo_reg) +static enum port intel_dvo_port(i915_reg_t dvo_reg) { if (i915_mmio_reg_equal(dvo_reg, DVOA)) - return 'A'; + return PORT_A; else if (i915_mmio_reg_equal(dvo_reg, DVOB)) - return 'B'; - else if (i915_mmio_reg_equal(dvo_reg, DVOC)) - return 'C'; + return PORT_B; else - return '?'; + return PORT_C; } void intel_dvo_init(struct drm_device *dev) @@ -464,6 +462,7 @@ void intel_dvo_init(struct drm_device *dev) bool dvoinit; enum pipe pipe; uint32_t dpll[I915_MAX_PIPES]; + enum port port; /* Allow the I2C driver info to specify the GPIO to be used in * special cases, but otherwise default to what's defined @@ -511,9 +510,10 @@ void intel_dvo_init(struct drm_device *dev) if (!dvoinit) continue; + port = intel_dvo_port(dvo->dvo_reg); drm_encoder_init(dev, &intel_encoder->base, &intel_dvo_enc_funcs, encoder_type, - "DVO %c", intel_dvo_port_name(dvo->dvo_reg)); + "DVO %c", port_name(port)); intel_encoder->type = INTEL_OUTPUT_DVO; intel_encoder->crtc_mask = (1 << 0) | (1 << 1); -- cgit v1.2.3 From 03cdc1d4f79573a59392986fb4b50c55d47cff71 Mon Sep 17 00:00:00 2001 From: "Pandiyan, Dhinakaran" Date: Mon, 19 Sep 2016 18:24:38 -0700 Subject: drm/i915: Store port enum in intel_encoder MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Storing the port enum in intel_encoder makes it convenient to know the port attached to an encoder. Moving the port information up from intel_digital_port to intel_encoder avoids unecessary intel_digital_port access and handles MST encoders cleanly without requiring conditional checks for them (thanks danvet). v2: Renamed the port enum member from 'attached_port' to 'port' (danvet) Fixed missing initialization of port in intel_sdvo.c (danvet) v3: Fixed missing initialization of port in intel_crt.c (Ville) v4: Storing port for DVO encoders too. Signed-off-by: Dhinakaran Pandiyan Cc: Daniel Vetter Cc: Ville Syrjälä Acked-by: Daniel Vetter Reviewed-by: Lyude Signed-off-by: Rodrigo Vivi Link: http://patchwork.freedesktop.org/patch/msgid/1474334681-22690-3-git-send-email-dhinakaran.pandiyan@intel.com --- drivers/gpu/drm/i915/i915_drv.h | 1 + drivers/gpu/drm/i915/intel_crt.c | 2 ++ drivers/gpu/drm/i915/intel_ddi.c | 1 + drivers/gpu/drm/i915/intel_dp.c | 1 + drivers/gpu/drm/i915/intel_dp_mst.c | 1 + drivers/gpu/drm/i915/intel_drv.h | 1 + drivers/gpu/drm/i915/intel_dsi.c | 1 + drivers/gpu/drm/i915/intel_dvo.c | 2 ++ drivers/gpu/drm/i915/intel_hdmi.c | 1 + drivers/gpu/drm/i915/intel_lvds.c | 3 ++- drivers/gpu/drm/i915/intel_sdvo.c | 1 + drivers/gpu/drm/i915/intel_tv.c | 2 ++ 12 files changed, 16 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 008c74bfabad..46462b181f5e 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -185,6 +185,7 @@ enum plane { #define sprite_name(p, s) ((p) * INTEL_INFO(dev)->num_sprites[(p)] + (s) + 'A') enum port { + PORT_NONE = -1, PORT_A = 0, PORT_B, PORT_C, diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index dfbcf16b41df..88ebbdde185a 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -917,10 +917,12 @@ void intel_crt_init(struct drm_device *dev) if (I915_HAS_HOTPLUG(dev)) crt->base.hpd_pin = HPD_CRT; if (HAS_DDI(dev)) { + crt->base.port = PORT_E; crt->base.get_config = hsw_crt_get_config; crt->base.get_hw_state = intel_ddi_get_hw_state; crt->base.post_disable = hsw_post_disable_crt; } else { + crt->base.port = PORT_NONE; crt->base.get_config = intel_crt_get_config; crt->base.get_hw_state = intel_crt_get_hw_state; } diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index 15d47c87def6..35f0b7c9d0a6 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -2520,6 +2520,7 @@ void intel_ddi_init(struct drm_device *dev, enum port port) intel_dig_port->max_lanes = max_lanes; intel_encoder->type = INTEL_OUTPUT_UNKNOWN; + intel_encoder->port = port; intel_encoder->crtc_mask = (1 << 0) | (1 << 1) | (1 << 2); intel_encoder->cloneable = 0; diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index acd0c51f74d5..0568fb53b7cd 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -5832,6 +5832,7 @@ bool intel_dp_init(struct drm_device *dev, intel_encoder->crtc_mask = (1 << 0) | (1 << 1) | (1 << 2); } intel_encoder->cloneable = 0; + intel_encoder->port = port; intel_dig_port->hpd_pulse = intel_dp_hpd_pulse; dev_priv->hotplug.irq_port[port] = intel_dig_port; diff --git a/drivers/gpu/drm/i915/intel_dp_mst.c b/drivers/gpu/drm/i915/intel_dp_mst.c index 54a9d7610d8f..3ffbd69e4551 100644 --- a/drivers/gpu/drm/i915/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/intel_dp_mst.c @@ -523,6 +523,7 @@ intel_dp_create_fake_mst_encoder(struct intel_digital_port *intel_dig_port, enum DRM_MODE_ENCODER_DPMST, "DP-MST %c", pipe_name(pipe)); intel_encoder->type = INTEL_OUTPUT_DP_MST; + intel_encoder->port = intel_dig_port->port; intel_encoder->crtc_mask = 0x7; intel_encoder->cloneable = 0; diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 1b451e759976..14da0422fce8 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -206,6 +206,7 @@ struct intel_encoder { struct drm_encoder base; enum intel_output_type type; + enum port port; unsigned int cloneable; void (*hot_plug)(struct intel_encoder *); bool (*compute_config)(struct intel_encoder *, diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c index b2e3d3a334f7..727adaace96c 100644 --- a/drivers/gpu/drm/i915/intel_dsi.c +++ b/drivers/gpu/drm/i915/intel_dsi.c @@ -1488,6 +1488,7 @@ void intel_dsi_init(struct drm_device *dev) intel_connector->get_hw_state = intel_connector_get_hw_state; + intel_encoder->port = port; /* * On BYT/CHV, pipe A maps to MIPI DSI port A, pipe B maps to MIPI DSI * port C. BXT isn't limited like this. diff --git a/drivers/gpu/drm/i915/intel_dvo.c b/drivers/gpu/drm/i915/intel_dvo.c index 648975588cc2..cd574900cd8d 100644 --- a/drivers/gpu/drm/i915/intel_dvo.c +++ b/drivers/gpu/drm/i915/intel_dvo.c @@ -516,7 +516,9 @@ void intel_dvo_init(struct drm_device *dev) "DVO %c", port_name(port)); intel_encoder->type = INTEL_OUTPUT_DVO; + intel_encoder->port = port; intel_encoder->crtc_mask = (1 << 0) | (1 << 1); + switch (dvo->type) { case INTEL_DVO_CHIP_TMDS: intel_encoder->cloneable = (1 << INTEL_OUTPUT_ANALOG) | diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index c51073f78730..8d49800064df 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -1972,6 +1972,7 @@ void intel_hdmi_init(struct drm_device *dev, } intel_encoder->type = INTEL_OUTPUT_HDMI; + intel_encoder->port = port; if (IS_CHERRYVIEW(dev)) { if (port == PORT_D) intel_encoder->crtc_mask = 1 << 2; diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index 4987d972e60a..c44f074f54ae 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -1064,8 +1064,9 @@ void intel_lvds_init(struct drm_device *dev) intel_connector->get_hw_state = intel_connector_get_hw_state; intel_connector_attach_encoder(intel_connector, intel_encoder); - intel_encoder->type = INTEL_OUTPUT_LVDS; + intel_encoder->type = INTEL_OUTPUT_LVDS; + intel_encoder->port = PORT_NONE; intel_encoder->cloneable = 0; if (HAS_PCH_SPLIT(dev)) intel_encoder->crtc_mask = (1 << 0) | (1 << 1) | (1 << 2); diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index c551024d4871..a061b0029797 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -2981,6 +2981,7 @@ bool intel_sdvo_init(struct drm_device *dev, /* encoder type will be decided later */ intel_encoder = &intel_sdvo->base; intel_encoder->type = INTEL_OUTPUT_SDVO; + intel_encoder->port = port; drm_encoder_init(dev, &intel_encoder->base, &intel_sdvo_enc_funcs, 0, "SDVO %c", port_name(port)); diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c index d960e4866595..3988c45f9e5f 100644 --- a/drivers/gpu/drm/i915/intel_tv.c +++ b/drivers/gpu/drm/i915/intel_tv.c @@ -1610,7 +1610,9 @@ intel_tv_init(struct drm_device *dev) intel_connector->get_hw_state = intel_connector_get_hw_state; intel_connector_attach_encoder(intel_connector, intel_encoder); + intel_encoder->type = INTEL_OUTPUT_TVOUT; + intel_encoder->port = PORT_NONE; intel_encoder->crtc_mask = (1 << 0) | (1 << 1); intel_encoder->cloneable = 0; intel_encoder->base.possible_crtcs = ((1 << 0) | (1 << 1)); -- cgit v1.2.3 From d8dee42a3307901572e0730d9cac02f26635afed Mon Sep 17 00:00:00 2001 From: "Pandiyan, Dhinakaran" Date: Mon, 19 Sep 2016 18:24:39 -0700 Subject: drm/i915: Switch to using port stored in intel_encoder Now that we have the port enum stored in intel_encoder, use that instead of dereferencing intel_dig_port. Saves us a few locals. struct intel_encoder variables have been renamed to be consistent and convey type information. v2: Fix incorrect 'enum port' member names - s/attached_port/port Signed-off-by: Dhinakaran Pandiyan Reviewed-by: Lyude Signed-off-by: Rodrigo Vivi Link: http://patchwork.freedesktop.org/patch/msgid/1474334681-22690-4-git-send-email-dhinakaran.pandiyan@intel.com --- drivers/gpu/drm/i915/intel_audio.c | 32 ++++++++++++++------------------ 1 file changed, 14 insertions(+), 18 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c index a421171bd2ed..11677659f08f 100644 --- a/drivers/gpu/drm/i915/intel_audio.c +++ b/drivers/gpu/drm/i915/intel_audio.c @@ -276,17 +276,15 @@ static void hsw_audio_codec_disable(struct intel_encoder *encoder) } static void hsw_audio_codec_enable(struct drm_connector *connector, - struct intel_encoder *encoder, + struct intel_encoder *intel_encoder, const struct drm_display_mode *adjusted_mode) { struct drm_i915_private *dev_priv = to_i915(connector->dev); - struct intel_crtc *intel_crtc = to_intel_crtc(encoder->base.crtc); + struct intel_crtc *intel_crtc = to_intel_crtc(intel_encoder->base.crtc); enum pipe pipe = intel_crtc->pipe; + enum port port = intel_encoder->port; struct i915_audio_component *acomp = dev_priv->audio_component; const uint8_t *eld = connector->eld; - struct intel_digital_port *intel_dig_port = - enc_to_dig_port(&encoder->base); - enum port port = intel_dig_port->port; uint32_t tmp; int len, i; int n, rate; @@ -355,12 +353,12 @@ static void hsw_audio_codec_enable(struct drm_connector *connector, mutex_unlock(&dev_priv->av_mutex); } -static void ilk_audio_codec_disable(struct intel_encoder *encoder) +static void ilk_audio_codec_disable(struct intel_encoder *intel_encoder) { - struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - struct intel_crtc *intel_crtc = to_intel_crtc(encoder->base.crtc); - enum port port = enc_to_dig_port(&encoder->base)->port; + struct drm_i915_private *dev_priv = to_i915(intel_encoder->base.dev); + struct intel_crtc *intel_crtc = to_intel_crtc(intel_encoder->base.crtc); enum pipe pipe = intel_crtc->pipe; + enum port port = intel_encoder->port; uint32_t tmp, eldv; i915_reg_t aud_config, aud_cntrl_st2; @@ -400,13 +398,13 @@ static void ilk_audio_codec_disable(struct intel_encoder *encoder) } static void ilk_audio_codec_enable(struct drm_connector *connector, - struct intel_encoder *encoder, + struct intel_encoder *intel_encoder, const struct drm_display_mode *adjusted_mode) { struct drm_i915_private *dev_priv = to_i915(connector->dev); - struct intel_crtc *intel_crtc = to_intel_crtc(encoder->base.crtc); - enum port port = enc_to_dig_port(&encoder->base)->port; + struct intel_crtc *intel_crtc = to_intel_crtc(intel_encoder->base.crtc); enum pipe pipe = intel_crtc->pipe; + enum port port = intel_encoder->port; uint8_t *eld = connector->eld; uint32_t tmp, eldv; int len, i; @@ -490,11 +488,10 @@ void intel_audio_codec_enable(struct intel_encoder *intel_encoder) struct intel_crtc *crtc = to_intel_crtc(encoder->crtc); const struct drm_display_mode *adjusted_mode = &crtc->config->base.adjusted_mode; struct drm_connector *connector; - struct drm_device *dev = encoder->dev; - struct drm_i915_private *dev_priv = to_i915(dev); + struct drm_i915_private *dev_priv = to_i915(encoder->dev); struct i915_audio_component *acomp = dev_priv->audio_component; struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder); - enum port port = intel_dig_port->port; + enum port port = intel_encoder->port; connector = drm_select_eld(encoder); if (!connector) @@ -537,11 +534,10 @@ void intel_audio_codec_enable(struct intel_encoder *intel_encoder) void intel_audio_codec_disable(struct intel_encoder *intel_encoder) { struct drm_encoder *encoder = &intel_encoder->base; - struct drm_device *dev = encoder->dev; - struct drm_i915_private *dev_priv = to_i915(dev); + struct drm_i915_private *dev_priv = to_i915(encoder->dev); struct i915_audio_component *acomp = dev_priv->audio_component; struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder); - enum port port = intel_dig_port->port; + enum port port = intel_encoder->port; if (dev_priv->display.audio_codec_disable) dev_priv->display.audio_codec_disable(intel_encoder); -- cgit v1.2.3 From f1a3acea26f89de17399726e1451fc7bb5376573 Mon Sep 17 00:00:00 2001 From: "Pandiyan, Dhinakaran" Date: Mon, 19 Sep 2016 18:24:40 -0700 Subject: drm/i915: Move audio_connector to intel_encoder With DP MST, a digital_port can carry more than one audio stream. Hence, more than one audio_connector needs to be attached to intel_digital_port in such cases. However, each stream is associated with an unique encoder. So, instead of creating an array of audio_connectors per port, move audio_connector from struct intel_digital_port to struct intel_encoder. This also simplifies access to the right audio_connector from codec functions in intel_audio.c that receive intel_encoder. v2: Removed locals that are not needed anymore. v3: No code change except for minor change in context. Signed-off-by: Dhinakaran Pandiyan Reviewed-by: Lyude Signed-off-by: Rodrigo Vivi Link: http://patchwork.freedesktop.org/patch/msgid/1474334681-22690-5-git-send-email-dhinakaran.pandiyan@intel.com --- drivers/gpu/drm/i915/intel_audio.c | 12 ++++-------- drivers/gpu/drm/i915/intel_drv.h | 4 ++-- 2 files changed, 6 insertions(+), 10 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c index 11677659f08f..fb22a2bc85e6 100644 --- a/drivers/gpu/drm/i915/intel_audio.c +++ b/drivers/gpu/drm/i915/intel_audio.c @@ -490,7 +490,6 @@ void intel_audio_codec_enable(struct intel_encoder *intel_encoder) struct drm_connector *connector; struct drm_i915_private *dev_priv = to_i915(encoder->dev); struct i915_audio_component *acomp = dev_priv->audio_component; - struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder); enum port port = intel_encoder->port; connector = drm_select_eld(encoder); @@ -515,7 +514,7 @@ void intel_audio_codec_enable(struct intel_encoder *intel_encoder) adjusted_mode); mutex_lock(&dev_priv->av_mutex); - intel_dig_port->audio_connector = connector; + intel_encoder->audio_connector = connector; /* referred in audio callbacks */ dev_priv->dig_port_map[port] = intel_encoder; mutex_unlock(&dev_priv->av_mutex); @@ -536,14 +535,13 @@ void intel_audio_codec_disable(struct intel_encoder *intel_encoder) struct drm_encoder *encoder = &intel_encoder->base; struct drm_i915_private *dev_priv = to_i915(encoder->dev); struct i915_audio_component *acomp = dev_priv->audio_component; - struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder); enum port port = intel_encoder->port; if (dev_priv->display.audio_codec_disable) dev_priv->display.audio_codec_disable(intel_encoder); mutex_lock(&dev_priv->av_mutex); - intel_dig_port->audio_connector = NULL; + intel_encoder->audio_connector = NULL; dev_priv->dig_port_map[port] = NULL; mutex_unlock(&dev_priv->av_mutex); @@ -704,7 +702,6 @@ static int i915_audio_component_get_eld(struct device *kdev, int port, { struct drm_i915_private *dev_priv = kdev_to_i915(kdev); struct intel_encoder *intel_encoder; - struct intel_digital_port *intel_dig_port; const u8 *eld; int ret = -EINVAL; @@ -713,10 +710,9 @@ static int i915_audio_component_get_eld(struct device *kdev, int port, /* intel_encoder might be NULL for DP MST */ if (intel_encoder) { ret = 0; - intel_dig_port = enc_to_dig_port(&intel_encoder->base); - *enabled = intel_dig_port->audio_connector != NULL; + *enabled = intel_encoder->audio_connector != NULL; if (*enabled) { - eld = intel_dig_port->audio_connector->eld; + eld = intel_encoder->audio_connector->eld; ret = drm_eld_size(eld); memcpy(buf, eld, min(max_bytes, ret)); } diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 14da0422fce8..f56dad8f222e 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -248,6 +248,8 @@ struct intel_encoder { void (*suspend)(struct intel_encoder *); int crtc_mask; enum hpd_pin hpd_pin; + /* for communication with audio component; protected by av_mutex */ + const struct drm_connector *audio_connector; }; struct intel_panel { @@ -960,8 +962,6 @@ struct intel_digital_port { enum irqreturn (*hpd_pulse)(struct intel_digital_port *, bool); bool release_cl2_override; uint8_t max_lanes; - /* for communication with audio component; protected by av_mutex */ - const struct drm_connector *audio_connector; }; struct intel_dp_mst_encoder { -- cgit v1.2.3 From 3708d5e082c39913b26bd06845ffe80a0b689e2a Mon Sep 17 00:00:00 2001 From: Libin Yang Date: Mon, 19 Sep 2016 18:24:41 -0700 Subject: drm/i915: start adding dp mst audio (This patch is developed by Dave Airlie originally) This patch adds support for DP MST audio in i915. Enable audio codec when DP MST is enabled if has_audio flag is set. Disable audio codec when DP MST is disabled if has_audio flag is set. Another separated patches to support DP MST audio will be implemented in audio driver. v2: Rebased. Signed-off-by: Libin Yang Signed-off-by: Dhinakaran Pandiyan Reviewed-by: Lyude Signed-off-by: Rodrigo Vivi Link: http://patchwork.freedesktop.org/patch/msgid/1474334681-22690-6-git-send-email-dhinakaran.pandiyan@intel.com --- drivers/gpu/drm/i915/i915_debugfs.c | 19 ++++++++++++++++++- drivers/gpu/drm/i915/intel_ddi.c | 20 +++++++++++++++----- drivers/gpu/drm/i915/intel_dp_mst.c | 18 ++++++++++++++++++ drivers/gpu/drm/i915/intel_drv.h | 2 ++ 4 files changed, 53 insertions(+), 6 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index d3f83c5ab70b..3c6a06df3dc9 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -2888,6 +2888,20 @@ static void intel_dp_info(struct seq_file *m, &intel_dp->aux); } +static void intel_dp_mst_info(struct seq_file *m, + struct intel_connector *intel_connector) +{ + struct intel_encoder *intel_encoder = intel_connector->encoder; + struct intel_dp_mst_encoder *intel_mst = + enc_to_mst(&intel_encoder->base); + struct intel_digital_port *intel_dig_port = intel_mst->primary; + struct intel_dp *intel_dp = &intel_dig_port->dp; + bool has_audio = drm_dp_mst_port_has_audio(&intel_dp->mst_mgr, + intel_connector->port); + + seq_printf(m, "\taudio support: %s\n", yesno(has_audio)); +} + static void intel_hdmi_info(struct seq_file *m, struct intel_connector *intel_connector) { @@ -2930,7 +2944,10 @@ static void intel_connector_info(struct seq_file *m, switch (connector->connector_type) { case DRM_MODE_CONNECTOR_DisplayPort: case DRM_MODE_CONNECTOR_eDP: - intel_dp_info(m, intel_connector); + if (intel_encoder->type == INTEL_OUTPUT_DP_MST) + intel_dp_mst_info(m, intel_connector); + else + intel_dp_info(m, intel_connector); break; case DRM_MODE_CONNECTOR_LVDS: if (intel_encoder->type == INTEL_OUTPUT_LVDS) diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index 35f0b7c9d0a6..07cba6c0b1b5 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -2227,6 +2227,19 @@ void intel_ddi_prepare_link_retrain(struct intel_dp *intel_dp) udelay(600); } +bool intel_ddi_is_audio_enabled(struct drm_i915_private *dev_priv, + struct intel_crtc *intel_crtc) +{ + u32 temp; + + if (intel_display_power_is_enabled(dev_priv, POWER_DOMAIN_AUDIO)) { + temp = I915_READ(HSW_AUD_PIN_ELD_CP_VLD); + if (temp & AUDIO_OUTPUT_ENABLE(intel_crtc->pipe)) + return true; + } + return false; +} + void intel_ddi_get_config(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config) { @@ -2292,11 +2305,8 @@ void intel_ddi_get_config(struct intel_encoder *encoder, break; } - if (intel_display_power_is_enabled(dev_priv, POWER_DOMAIN_AUDIO)) { - temp = I915_READ(HSW_AUD_PIN_ELD_CP_VLD); - if (temp & AUDIO_OUTPUT_ENABLE(intel_crtc->pipe)) - pipe_config->has_audio = true; - } + pipe_config->has_audio = + intel_ddi_is_audio_enabled(dev_priv, intel_crtc); if (encoder->type == INTEL_OUTPUT_EDP && dev_priv->vbt.edp.bpp && pipe_config->pipe_bpp > dev_priv->vbt.edp.bpp) { diff --git a/drivers/gpu/drm/i915/intel_dp_mst.c b/drivers/gpu/drm/i915/intel_dp_mst.c index 3ffbd69e4551..2fc9f81fdd41 100644 --- a/drivers/gpu/drm/i915/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/intel_dp_mst.c @@ -37,6 +37,8 @@ static bool intel_dp_mst_compute_config(struct intel_encoder *encoder, struct intel_dp_mst_encoder *intel_mst = enc_to_mst(&encoder->base); struct intel_digital_port *intel_dig_port = intel_mst->primary; struct intel_dp *intel_dp = &intel_dig_port->dp; + struct intel_connector *connector = + to_intel_connector(conn_state->connector); struct drm_atomic_state *state; int bpp; int lane_count, slots; @@ -59,6 +61,8 @@ static bool intel_dp_mst_compute_config(struct intel_encoder *encoder, state = pipe_config->base.state; + if (drm_dp_mst_port_has_audio(&intel_dp->mst_mgr, connector->port)) + pipe_config->has_audio = true; mst_pbn = drm_dp_calc_pbn_mode(adjusted_mode->crtc_clock, bpp); pipe_config->pbn = mst_pbn; @@ -84,6 +88,7 @@ static void intel_mst_disable_dp(struct intel_encoder *encoder, struct intel_dp *intel_dp = &intel_dig_port->dp; struct intel_connector *connector = to_intel_connector(old_conn_state->connector); + struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); int ret; DRM_DEBUG_KMS("%d\n", intel_dp->active_mst_links); @@ -94,6 +99,10 @@ static void intel_mst_disable_dp(struct intel_encoder *encoder, if (ret) { DRM_ERROR("failed to update payload %d\n", ret); } + if (old_crtc_state->has_audio) { + intel_audio_codec_disable(encoder); + intel_display_power_put(dev_priv, POWER_DOMAIN_AUDIO); + } } static void intel_mst_post_disable_dp(struct intel_encoder *encoder, @@ -206,6 +215,12 @@ static void intel_mst_enable_dp(struct intel_encoder *encoder, ret = drm_dp_check_act_status(&intel_dp->mst_mgr); ret = drm_dp_update_payload_part2(&intel_dp->mst_mgr); + if (pipe_config->has_audio) { + DRM_DEBUG_DRIVER("Enabling DP audio on pipe %c\n", + pipe_name(intel_mst->pipe)); + intel_display_power_get(dev_priv, POWER_DOMAIN_AUDIO); + intel_audio_codec_enable(encoder); + } } static bool intel_dp_mst_enc_get_hw_state(struct intel_encoder *encoder, @@ -228,6 +243,9 @@ static void intel_dp_mst_enc_get_config(struct intel_encoder *encoder, enum transcoder cpu_transcoder = pipe_config->cpu_transcoder; u32 temp, flags = 0; + pipe_config->has_audio = + intel_ddi_is_audio_enabled(dev_priv, crtc); + temp = I915_READ(TRANS_DDI_FUNC_CTL(cpu_transcoder)); if (temp & TRANS_DDI_PHSYNC) flags |= DRM_MODE_FLAG_PHSYNC; diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index f56dad8f222e..5e9c15e5e58d 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1156,6 +1156,8 @@ bool intel_ddi_pll_select(struct intel_crtc *crtc, void intel_ddi_set_pipe_settings(struct drm_crtc *crtc); void intel_ddi_prepare_link_retrain(struct intel_dp *intel_dp); bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector); +bool intel_ddi_is_audio_enabled(struct drm_i915_private *dev_priv, + struct intel_crtc *intel_crtc); void intel_ddi_get_config(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config); struct intel_encoder * -- cgit v1.2.3 From efab0698f94dd71fac5d946ad664a280441daedb Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Thu, 15 Sep 2016 16:28:54 +0300 Subject: drm/i915: keep declarations in i915_drv.h Fix sparse warnings: drivers/gpu/drm/i915/i915_drv.c:1179:5: warning: symbol 'i915_driver_load' was not declared. Should it be static? drivers/gpu/drm/i915/i915_drv.c:1267:6: warning: symbol 'i915_driver_unload' was not declared. Should it be static? drivers/gpu/drm/i915/i915_drv.c:2444:25: warning: symbol 'i915_pm_ops' was not declared. Should it be static? Fixes: 42f5551d2769 ("drm/i915: Split out the PCI driver interface to i915_pci.c") Cc: Chris Wilson Cc: Joonas Lahtinen Reviewed-by: Daniel Vetter Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1473946137-1931-3-git-send-email-jani.nikula@intel.com --- drivers/gpu/drm/i915/i915_drv.h | 5 +++++ drivers/gpu/drm/i915/i915_pci.c | 7 ------- 2 files changed, 5 insertions(+), 7 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 46462b181f5e..98f52dab27d4 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2886,6 +2886,11 @@ __i915_printk(struct drm_i915_private *dev_priv, const char *level, extern long i915_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg); #endif +extern const struct dev_pm_ops i915_pm_ops; + +extern int i915_driver_load(struct pci_dev *pdev, + const struct pci_device_id *ent); +extern void i915_driver_unload(struct drm_device *dev); extern int intel_gpu_reset(struct drm_i915_private *dev_priv, u32 engine_mask); extern bool intel_has_gpu_reset(struct drm_i915_private *dev_priv); extern void i915_reset(struct drm_i915_private *dev_priv); diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c index 687c768833b3..31e6edd08dd0 100644 --- a/drivers/gpu/drm/i915/i915_pci.c +++ b/drivers/gpu/drm/i915/i915_pci.c @@ -431,9 +431,6 @@ static const struct pci_device_id pciidlist[] = { }; MODULE_DEVICE_TABLE(pci, pciidlist); -extern int i915_driver_load(struct pci_dev *pdev, - const struct pci_device_id *ent); - static int i915_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { struct intel_device_info *intel_info = @@ -463,8 +460,6 @@ static int i915_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) return i915_driver_load(pdev, ent); } -extern void i915_driver_unload(struct drm_device *dev); - static void i915_pci_remove(struct pci_dev *pdev) { struct drm_device *dev = pci_get_drvdata(pdev); @@ -473,8 +468,6 @@ static void i915_pci_remove(struct pci_dev *pdev) drm_dev_unref(dev); } -extern const struct dev_pm_ops i915_pm_ops; - static struct pci_driver i915_pci_driver = { .name = DRIVER_NAME, .id_table = pciidlist, -- cgit v1.2.3 From f931894194b9395313d1c34f95ceb8d91f49790d Mon Sep 17 00:00:00 2001 From: "Pandiyan, Dhinakaran" Date: Wed, 21 Sep 2016 13:02:48 -0700 Subject: drm/i915/dp: DP audio API changes for MST MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit DP MST provides the capability to send multiple video and audio streams through a single port. This requires the API's between i915 and audio drivers to distinguish between multiple audio capable displays that can be connected to a port. Currently only the port identity is shared in the APIs. This patch adds support for MST with an additional parameter 'int pipe'. The existing parameter 'port' does not change it's meaning. pipe = MST : display pipe that the stream originates from Non-MST : -1 Affected APIs: struct i915_audio_component_ops - int (*sync_audio_rate)(struct device *, int port, int rate); + int (*sync_audio_rate)(struct device *, int port, int pipe, + int rate); - int (*get_eld)(struct device *, int port, bool *enabled, - unsigned char *buf, int max_bytes); + int (*get_eld)(struct device *, int port, int pipe, + bool *enabled, unsigned char *buf, int max_bytes); struct i915_audio_component_audio_ops - void (*pin_eld_notify)(void *audio_ptr, int port); + void (*pin_eld_notify)(void *audio_ptr, int port, int pipe); This patch makes dummy changes in the audio drivers (thanks Libin) for build to succeed. The audio side drivers will send the right 'pipe' values for MST in patches that will follow. v2: Renamed the new API parameter from 'dev_id' to 'pipe'. (Jim, Ville) Included Asoc driver API compatibility changes from Jeeja. Added WARN_ON() for invalid pipe in get_saved_encoder(). (Takashi) Added comment for av_enc_map[] definition. (Takashi) v3: Fixed logic error introduced while renaming 'dev_id' as 'pipe' (Ville) Renamed get_saved_encoder() to get_saved_enc() to reduce line length v4: Rebased. Parameter check for pipe < -1 values in get_saved_enc() (Ville) Switched to for_each_pipe() in get_saved_enc() (Ville) Renamed 'pipe' to 'dev_id' in audio side code (Takashi) v5: Included a comment for the dev_id arg. (Libin) Signed-off-by: Dhinakaran Pandiyan Reviewed-by: Takashi Iwai Reviewed-by: Ville Syrjälä Signed-off-by: Rodrigo Vivi Link: http://patchwork.freedesktop.org/patch/msgid/1474488168-2343-1-git-send-email-dhinakaran.pandiyan@intel.com --- drivers/gpu/drm/i915/i915_drv.h | 3 +- drivers/gpu/drm/i915/intel_audio.c | 94 ++++++++++++++++++++++++++------------ include/drm/i915_component.h | 6 +-- include/sound/hda_i915.h | 11 +++-- sound/hda/hdac_i915.c | 18 +++++--- sound/pci/hda/patch_hdmi.c | 7 +-- sound/soc/codecs/hdac_hdmi.c | 2 +- 7 files changed, 94 insertions(+), 47 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 98f52dab27d4..e76dc41f683c 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2080,7 +2080,8 @@ struct drm_i915_private { /* perform PHY state sanity checks? */ bool chv_phy_assert[2]; - struct intel_encoder *dig_port_map[I915_MAX_PORTS]; + /* Used to save the pipe-to-encoder mapping for audio */ + struct intel_encoder *av_enc_map[I915_MAX_PIPES]; /* * NOTE: This is the dri1/ums dungeon, don't add stuff here. Your patch diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c index fb22a2bc85e6..1f168e27af10 100644 --- a/drivers/gpu/drm/i915/intel_audio.c +++ b/drivers/gpu/drm/i915/intel_audio.c @@ -491,6 +491,7 @@ void intel_audio_codec_enable(struct intel_encoder *intel_encoder) struct drm_i915_private *dev_priv = to_i915(encoder->dev); struct i915_audio_component *acomp = dev_priv->audio_component; enum port port = intel_encoder->port; + enum pipe pipe = crtc->pipe; connector = drm_select_eld(encoder); if (!connector) @@ -515,12 +516,18 @@ void intel_audio_codec_enable(struct intel_encoder *intel_encoder) mutex_lock(&dev_priv->av_mutex); intel_encoder->audio_connector = connector; + /* referred in audio callbacks */ - dev_priv->dig_port_map[port] = intel_encoder; + dev_priv->av_enc_map[pipe] = intel_encoder; mutex_unlock(&dev_priv->av_mutex); + /* audio drivers expect pipe = -1 to indicate Non-MST cases */ + if (intel_encoder->type != INTEL_OUTPUT_DP_MST) + pipe = -1; + if (acomp && acomp->audio_ops && acomp->audio_ops->pin_eld_notify) - acomp->audio_ops->pin_eld_notify(acomp->audio_ops->audio_ptr, (int) port); + acomp->audio_ops->pin_eld_notify(acomp->audio_ops->audio_ptr, + (int) port, (int) pipe); } /** @@ -536,17 +543,24 @@ void intel_audio_codec_disable(struct intel_encoder *intel_encoder) struct drm_i915_private *dev_priv = to_i915(encoder->dev); struct i915_audio_component *acomp = dev_priv->audio_component; enum port port = intel_encoder->port; + struct intel_crtc *crtc = to_intel_crtc(encoder->crtc); + enum pipe pipe = crtc->pipe; if (dev_priv->display.audio_codec_disable) dev_priv->display.audio_codec_disable(intel_encoder); mutex_lock(&dev_priv->av_mutex); intel_encoder->audio_connector = NULL; - dev_priv->dig_port_map[port] = NULL; + dev_priv->av_enc_map[pipe] = NULL; mutex_unlock(&dev_priv->av_mutex); + /* audio drivers expect pipe = -1 to indicate Non-MST cases */ + if (intel_encoder->type != INTEL_OUTPUT_DP_MST) + pipe = -1; + if (acomp && acomp->audio_ops && acomp->audio_ops->pin_eld_notify) - acomp->audio_ops->pin_eld_notify(acomp->audio_ops->audio_ptr, (int) port); + acomp->audio_ops->pin_eld_notify(acomp->audio_ops->audio_ptr, + (int) port, (int) pipe); } /** @@ -621,15 +635,40 @@ static int i915_audio_component_get_cdclk_freq(struct device *kdev) return dev_priv->cdclk_freq; } -static int i915_audio_component_sync_audio_rate(struct device *kdev, - int port, int rate) +static struct intel_encoder *get_saved_enc(struct drm_i915_private *dev_priv, + int port, int pipe) +{ + + if (WARN_ON(pipe >= I915_MAX_PIPES)) + return NULL; + + /* MST */ + if (pipe >= 0) + return dev_priv->av_enc_map[pipe]; + + /* Non-MST */ + for_each_pipe(dev_priv, pipe) { + struct intel_encoder *encoder; + + encoder = dev_priv->av_enc_map[pipe]; + if (encoder == NULL) + continue; + + if (port == encoder->port) + return encoder; + } + + return NULL; +} + +static int i915_audio_component_sync_audio_rate(struct device *kdev, int port, + int pipe, int rate) { struct drm_i915_private *dev_priv = kdev_to_i915(kdev); struct intel_encoder *intel_encoder; struct intel_crtc *crtc; struct drm_display_mode *mode; struct i915_audio_component *acomp = dev_priv->audio_component; - enum pipe pipe = INVALID_PIPE; u32 tmp; int n; int err = 0; @@ -643,25 +682,20 @@ static int i915_audio_component_sync_audio_rate(struct device *kdev, i915_audio_component_get_power(kdev); mutex_lock(&dev_priv->av_mutex); + /* 1. get the pipe */ - intel_encoder = dev_priv->dig_port_map[port]; - /* intel_encoder might be NULL for DP MST */ + intel_encoder = get_saved_enc(dev_priv, port, pipe); if (!intel_encoder || !intel_encoder->base.crtc || intel_encoder->type != INTEL_OUTPUT_HDMI) { - DRM_DEBUG_KMS("no valid port %c\n", port_name(port)); + DRM_DEBUG_KMS("Not valid for port %c\n", port_name(port)); err = -ENODEV; goto unlock; } + + /* pipe passed from the audio driver will be -1 for Non-MST case */ crtc = to_intel_crtc(intel_encoder->base.crtc); pipe = crtc->pipe; - if (pipe == INVALID_PIPE) { - DRM_DEBUG_KMS("no pipe for the port %c\n", port_name(port)); - err = -ENODEV; - goto unlock; - } - DRM_DEBUG_KMS("pipe %c connects port %c\n", - pipe_name(pipe), port_name(port)); mode = &crtc->config->base.adjusted_mode; /* port must be valid now, otherwise the pipe will be invalid */ @@ -697,7 +731,7 @@ static int i915_audio_component_sync_audio_rate(struct device *kdev, } static int i915_audio_component_get_eld(struct device *kdev, int port, - bool *enabled, + int pipe, bool *enabled, unsigned char *buf, int max_bytes) { struct drm_i915_private *dev_priv = kdev_to_i915(kdev); @@ -706,16 +740,20 @@ static int i915_audio_component_get_eld(struct device *kdev, int port, int ret = -EINVAL; mutex_lock(&dev_priv->av_mutex); - intel_encoder = dev_priv->dig_port_map[port]; - /* intel_encoder might be NULL for DP MST */ - if (intel_encoder) { - ret = 0; - *enabled = intel_encoder->audio_connector != NULL; - if (*enabled) { - eld = intel_encoder->audio_connector->eld; - ret = drm_eld_size(eld); - memcpy(buf, eld, min(max_bytes, ret)); - } + + intel_encoder = get_saved_enc(dev_priv, port, pipe); + if (!intel_encoder) { + DRM_DEBUG_KMS("Not valid for port %c\n", port_name(port)); + mutex_unlock(&dev_priv->av_mutex); + return ret; + } + + ret = 0; + *enabled = intel_encoder->audio_connector != NULL; + if (*enabled) { + eld = intel_encoder->audio_connector->eld; + ret = drm_eld_size(eld); + memcpy(buf, eld, min(max_bytes, ret)); } mutex_unlock(&dev_priv->av_mutex); diff --git a/include/drm/i915_component.h b/include/drm/i915_component.h index b46fa0ef3005..545c6e0fea7d 100644 --- a/include/drm/i915_component.h +++ b/include/drm/i915_component.h @@ -64,7 +64,7 @@ struct i915_audio_component_ops { * Called from audio driver. After audio driver sets the * sample rate, it will call this function to set n/cts */ - int (*sync_audio_rate)(struct device *, int port, int rate); + int (*sync_audio_rate)(struct device *, int port, int pipe, int rate); /** * @get_eld: fill the audio state and ELD bytes for the given port * @@ -77,7 +77,7 @@ struct i915_audio_component_ops { * Note that the returned size may be over @max_bytes. Then it * implies that only a part of ELD has been copied to the buffer. */ - int (*get_eld)(struct device *, int port, bool *enabled, + int (*get_eld)(struct device *, int port, int pipe, bool *enabled, unsigned char *buf, int max_bytes); }; @@ -97,7 +97,7 @@ struct i915_audio_component_audio_ops { * status accordingly (even when the HDA controller is in power save * mode). */ - void (*pin_eld_notify)(void *audio_ptr, int port); + void (*pin_eld_notify)(void *audio_ptr, int port, int pipe); }; /** diff --git a/include/sound/hda_i915.h b/include/sound/hda_i915.h index 796cabf6be5e..5ab972e116ec 100644 --- a/include/sound/hda_i915.h +++ b/include/sound/hda_i915.h @@ -10,8 +10,9 @@ int snd_hdac_set_codec_wakeup(struct hdac_bus *bus, bool enable); int snd_hdac_display_power(struct hdac_bus *bus, bool enable); void snd_hdac_i915_set_bclk(struct hdac_bus *bus); -int snd_hdac_sync_audio_rate(struct hdac_device *codec, hda_nid_t nid, int rate); -int snd_hdac_acomp_get_eld(struct hdac_device *codec, hda_nid_t nid, +int snd_hdac_sync_audio_rate(struct hdac_device *codec, hda_nid_t nid, + int dev_id, int rate); +int snd_hdac_acomp_get_eld(struct hdac_device *codec, hda_nid_t nid, int dev_id, bool *audio_enabled, char *buffer, int max_bytes); int snd_hdac_i915_init(struct hdac_bus *bus); int snd_hdac_i915_exit(struct hdac_bus *bus); @@ -29,13 +30,13 @@ static inline void snd_hdac_i915_set_bclk(struct hdac_bus *bus) { } static inline int snd_hdac_sync_audio_rate(struct hdac_device *codec, - hda_nid_t nid, int rate) + hda_nid_t nid, int dev_id, int rate) { return 0; } static inline int snd_hdac_acomp_get_eld(struct hdac_device *codec, hda_nid_t nid, - bool *audio_enabled, char *buffer, - int max_bytes) + int dev_id, bool *audio_enabled, + char *buffer, int max_bytes) { return -ENODEV; } diff --git a/sound/hda/hdac_i915.c b/sound/hda/hdac_i915.c index c9af022676c2..0659bf389489 100644 --- a/sound/hda/hdac_i915.c +++ b/sound/hda/hdac_i915.c @@ -193,6 +193,7 @@ static int pin2port(struct hdac_device *codec, hda_nid_t pin_nid) * snd_hdac_sync_audio_rate - Set N/CTS based on the sample rate * @codec: HDA codec * @nid: the pin widget NID + * @dev_id: device identifier * @rate: the sample rate to set * * This function is supposed to be used only by a HD-audio controller @@ -201,18 +202,20 @@ static int pin2port(struct hdac_device *codec, hda_nid_t pin_nid) * This function sets N/CTS value based on the given sample rate. * Returns zero for success, or a negative error code. */ -int snd_hdac_sync_audio_rate(struct hdac_device *codec, hda_nid_t nid, int rate) +int snd_hdac_sync_audio_rate(struct hdac_device *codec, hda_nid_t nid, + int dev_id, int rate) { struct hdac_bus *bus = codec->bus; struct i915_audio_component *acomp = bus->audio_component; - int port; + int port, pipe; if (!acomp || !acomp->ops || !acomp->ops->sync_audio_rate) return -ENODEV; port = pin2port(codec, nid); if (port < 0) return -EINVAL; - return acomp->ops->sync_audio_rate(acomp->dev, port, rate); + pipe = dev_id; + return acomp->ops->sync_audio_rate(acomp->dev, port, pipe, rate); } EXPORT_SYMBOL_GPL(snd_hdac_sync_audio_rate); @@ -220,6 +223,7 @@ EXPORT_SYMBOL_GPL(snd_hdac_sync_audio_rate); * snd_hdac_acomp_get_eld - Get the audio state and ELD via component * @codec: HDA codec * @nid: the pin widget NID + * @dev_id: device identifier * @audio_enabled: the pointer to store the current audio state * @buffer: the buffer pointer to store ELD bytes * @max_bytes: the max bytes to be stored on @buffer @@ -236,12 +240,12 @@ EXPORT_SYMBOL_GPL(snd_hdac_sync_audio_rate); * thus it may be over @max_bytes. If it's over @max_bytes, it implies * that only a part of ELD bytes have been fetched. */ -int snd_hdac_acomp_get_eld(struct hdac_device *codec, hda_nid_t nid, +int snd_hdac_acomp_get_eld(struct hdac_device *codec, hda_nid_t nid, int dev_id, bool *audio_enabled, char *buffer, int max_bytes) { struct hdac_bus *bus = codec->bus; struct i915_audio_component *acomp = bus->audio_component; - int port; + int port, pipe; if (!acomp || !acomp->ops || !acomp->ops->get_eld) return -ENODEV; @@ -249,7 +253,9 @@ int snd_hdac_acomp_get_eld(struct hdac_device *codec, hda_nid_t nid, port = pin2port(codec, nid); if (port < 0) return -EINVAL; - return acomp->ops->get_eld(acomp->dev, port, audio_enabled, + + pipe = dev_id; + return acomp->ops->get_eld(acomp->dev, port, pipe, audio_enabled, buffer, max_bytes); } EXPORT_SYMBOL_GPL(snd_hdac_acomp_get_eld); diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c index 56e5204ac9c1..cf9bc042fe96 100644 --- a/sound/pci/hda/patch_hdmi.c +++ b/sound/pci/hda/patch_hdmi.c @@ -1485,7 +1485,7 @@ static void sync_eld_via_acomp(struct hda_codec *codec, mutex_lock(&per_pin->lock); eld->monitor_present = false; - size = snd_hdac_acomp_get_eld(&codec->core, per_pin->pin_nid, + size = snd_hdac_acomp_get_eld(&codec->core, per_pin->pin_nid, -1, &eld->monitor_present, eld->eld_buffer, ELD_MAX_SIZE); if (size > 0) { @@ -1744,7 +1744,8 @@ static int generic_hdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo, /* Call sync_audio_rate to set the N/CTS/M manually if necessary */ /* Todo: add DP1.2 MST audio support later */ if (codec_has_acomp(codec)) - snd_hdac_sync_audio_rate(&codec->core, pin_nid, runtime->rate); + snd_hdac_sync_audio_rate(&codec->core, pin_nid, -1, + runtime->rate); non_pcm = check_non_pcm_per_cvt(codec, cvt_nid); mutex_lock(&per_pin->lock); @@ -2290,7 +2291,7 @@ static void haswell_set_power_state(struct hda_codec *codec, hda_nid_t fg, snd_hda_codec_set_power_to_all(codec, fg, power_state); } -static void intel_pin_eld_notify(void *audio_ptr, int port) +static void intel_pin_eld_notify(void *audio_ptr, int port, int pipe) { struct hda_codec *codec = audio_ptr; int pin_nid; diff --git a/sound/soc/codecs/hdac_hdmi.c b/sound/soc/codecs/hdac_hdmi.c index 4e181b270d95..dc0129b75a4b 100644 --- a/sound/soc/codecs/hdac_hdmi.c +++ b/sound/soc/codecs/hdac_hdmi.c @@ -1368,7 +1368,7 @@ static int hdac_hdmi_parse_and_map_nid(struct hdac_ext_device *edev, return hdac_hdmi_init_dai_map(edev); } -static void hdac_hdmi_eld_notify_cb(void *aptr, int port) +static void hdac_hdmi_eld_notify_cb(void *aptr, int port, int pipe) { struct hdac_ext_device *edev = aptr; struct hdac_hdmi_priv *hdmi = edev->private_data; -- cgit v1.2.3 From 61a585d664c78274c53fe466ef1dd0408917fd74 Mon Sep 17 00:00:00 2001 From: Paulo Zanoni Date: Tue, 13 Sep 2016 10:38:57 -0300 Subject: drm/i915/fbc: disable FBC on FIFO underruns Ever since I started working on FBC I was already aware that FBC can really amplify the FIFO underrun symptoms. On systems where FIFO underruns were harmless error messages, enabling FBC would cause the underruns to give black screens. We recently tried to enable FBC on Haswell and got reports of a system that would hang after some hours of uptime, and the first bad commit was the one that enabled FBC. We also observed that this system had FIFO underrun error messages on its dmesg. Although we don't have any evidence that fixing the underruns would solve the bug and make FBC work properly on this machine, IMHO it's better if we minimize the amount of possible problems by just giving up FBC whenever we detect an underrun. v2: New version, different implementation and commit message. v3: Clarify the fact that we run from an IRQ handler (Chris). v4: Also add the underrun_detected check at can_choose() to avoid misleading dmesg messages (DK). v5: Fix Engrish, use READ_ONCE on the unlocked read (Chris). Cc: Stefan Richter Cc: Lyude Cc: stevenhoneyman@gmail.com Cc: Dhinakaran Pandiyan Cc: Chris Wilson Signed-off-by: Paulo Zanoni Reviewed-by: Chris Wilson Reviewed-by: Dhinakaran Pandiyan Link: http://patchwork.freedesktop.org/patch/msgid/1473773937-19758-1-git-send-email-paulo.r.zanoni@intel.com --- drivers/gpu/drm/i915/i915_drv.h | 3 ++ drivers/gpu/drm/i915/intel_drv.h | 1 + drivers/gpu/drm/i915/intel_fbc.c | 67 ++++++++++++++++++++++++++++++ drivers/gpu/drm/i915/intel_fifo_underrun.c | 2 + 4 files changed, 73 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index e76dc41f683c..c0f0f11752a2 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -973,6 +973,9 @@ struct intel_fbc { bool enabled; bool active; + bool underrun_detected; + struct work_struct underrun_work; + struct intel_fbc_state_cache { struct { unsigned int mode_flags; diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 5e9c15e5e58d..6df0f2f2308a 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1516,6 +1516,7 @@ void intel_fbc_invalidate(struct drm_i915_private *dev_priv, void intel_fbc_flush(struct drm_i915_private *dev_priv, unsigned int frontbuffer_bits, enum fb_op_origin origin); void intel_fbc_cleanup_cfb(struct drm_i915_private *dev_priv); +void intel_fbc_handle_fifo_underrun_irq(struct drm_i915_private *dev_priv); /* intel_hdmi.c */ void intel_hdmi_init(struct drm_device *dev, i915_reg_t hdmi_reg, enum port port); diff --git a/drivers/gpu/drm/i915/intel_fbc.c b/drivers/gpu/drm/i915/intel_fbc.c index faa67624e1ed..617189ae04b4 100644 --- a/drivers/gpu/drm/i915/intel_fbc.c +++ b/drivers/gpu/drm/i915/intel_fbc.c @@ -774,6 +774,14 @@ static bool intel_fbc_can_activate(struct intel_crtc *crtc) struct intel_fbc *fbc = &dev_priv->fbc; struct intel_fbc_state_cache *cache = &fbc->state_cache; + /* We don't need to use a state cache here since this information is + * global for all CRTC. + */ + if (fbc->underrun_detected) { + fbc->no_fbc_reason = "underrun detected"; + return false; + } + if (!cache->plane.visible) { fbc->no_fbc_reason = "primary plane not visible"; return false; @@ -859,6 +867,11 @@ static bool intel_fbc_can_choose(struct intel_crtc *crtc) return false; } + if (fbc->underrun_detected) { + fbc->no_fbc_reason = "underrun detected"; + return false; + } + if (fbc_on_pipe_a_only(dev_priv) && crtc->pipe != PIPE_A) { fbc->no_fbc_reason = "no enabled pipes can have FBC"; return false; @@ -1221,6 +1234,59 @@ void intel_fbc_global_disable(struct drm_i915_private *dev_priv) cancel_work_sync(&fbc->work.work); } +static void intel_fbc_underrun_work_fn(struct work_struct *work) +{ + struct drm_i915_private *dev_priv = + container_of(work, struct drm_i915_private, fbc.underrun_work); + struct intel_fbc *fbc = &dev_priv->fbc; + + mutex_lock(&fbc->lock); + + /* Maybe we were scheduled twice. */ + if (fbc->underrun_detected) + goto out; + + DRM_DEBUG_KMS("Disabling FBC due to FIFO underrun.\n"); + fbc->underrun_detected = true; + + intel_fbc_deactivate(dev_priv); +out: + mutex_unlock(&fbc->lock); +} + +/** + * intel_fbc_handle_fifo_underrun_irq - disable FBC when we get a FIFO underrun + * @dev_priv: i915 device instance + * + * Without FBC, most underruns are harmless and don't really cause too many + * problems, except for an annoying message on dmesg. With FBC, underruns can + * become black screens or even worse, especially when paired with bad + * watermarks. So in order for us to be on the safe side, completely disable FBC + * in case we ever detect a FIFO underrun on any pipe. An underrun on any pipe + * already suggests that watermarks may be bad, so try to be as safe as + * possible. + * + * This function is called from the IRQ handler. + */ +void intel_fbc_handle_fifo_underrun_irq(struct drm_i915_private *dev_priv) +{ + struct intel_fbc *fbc = &dev_priv->fbc; + + if (!fbc_supported(dev_priv)) + return; + + /* There's no guarantee that underrun_detected won't be set to true + * right after this check and before the work is scheduled, but that's + * not a problem since we'll check it again under the work function + * while FBC is locked. This check here is just to prevent us from + * unnecessarily scheduling the work, and it relies on the fact that we + * never switch underrun_detect back to false after it's true. */ + if (READ_ONCE(fbc->underrun_detected)) + return; + + schedule_work(&fbc->underrun_work); +} + /** * intel_fbc_init_pipe_state - initialize FBC's CRTC visibility tracking * @dev_priv: i915 device instance @@ -1292,6 +1358,7 @@ void intel_fbc_init(struct drm_i915_private *dev_priv) enum pipe pipe; INIT_WORK(&fbc->work.work, intel_fbc_work_fn); + INIT_WORK(&fbc->underrun_work, intel_fbc_underrun_work_fn); mutex_init(&fbc->lock); fbc->enabled = false; fbc->active = false; diff --git a/drivers/gpu/drm/i915/intel_fifo_underrun.c b/drivers/gpu/drm/i915/intel_fifo_underrun.c index 2aa744081f09..ebb4fed8322e 100644 --- a/drivers/gpu/drm/i915/intel_fifo_underrun.c +++ b/drivers/gpu/drm/i915/intel_fifo_underrun.c @@ -372,6 +372,8 @@ void intel_cpu_fifo_underrun_irq_handler(struct drm_i915_private *dev_priv, if (intel_set_cpu_fifo_underrun_reporting(dev_priv, pipe, false)) DRM_ERROR("CPU pipe %c FIFO underrun\n", pipe_name(pipe)); + + intel_fbc_handle_fifo_underrun_irq(dev_priv); } /** -- cgit v1.2.3 From 4c0b8a8bc49c477be9467f614b6b4ec479736019 Mon Sep 17 00:00:00 2001 From: Paulo Zanoni Date: Fri, 19 Aug 2016 19:03:23 -0300 Subject: drm/i915: don't forget to set intel_crtc->dspaddr_offset on SKL+ MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We never remembered to set it (so it was zero), but this was not a problem in the past due to the way handled the hardware registers. Unfortunately we changed how we set the hardware and forgot to set intel_crtc->dspaddr_offset. This started to reflect on a few kms_frontbuffer_tracking subtests that relied on page flips with CRTCs that don't point to the x:0,y:0 coordinates of the frontbuffer. After the page flip the CRTC was showing the x:0,y:0 coordinate of the frontbuffer instead of x:500,y:500. This problem is present even if we don't enable FBC or PSR. While trying to bisect it I realized that the first bad commit actually just gives me a black screen for the mentioned tests instead of showing the wrong x:0,y:0 offsets. A few commits later the black screen problem goes away and we get to the point where the code is today, but I'll consider the black screen as the first bad commit since it's the point where the IGT subtests start to fail. Fixes: 6687c9062c46 ("drm/i915: Rewrite fb rotation GTT handling") Testcase: kms_frontbuffer_tracking/fbc-1p-primscrn-shrfb-pgflip-blt Testcase: kms_frontbuffer_tracking/fbc-1p-primscrn-shrfb-evflip-blt Testcase: kms_frontbuffer_tracking/fbc-1p-shrfb-fliptrack Cc: Ville Syrjälä Cc: Sivakumar Thulasimani Cc: drm-intel-fixes@lists.freedesktop.org Signed-off-by: Paulo Zanoni Reviewed-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1471644203-23463-1-git-send-email-paulo.r.zanoni@intel.com --- drivers/gpu/drm/i915/intel_display.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index f7b2f8f609e7..4775c06f4474 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -3408,6 +3408,8 @@ static void skylake_update_primary_plane(struct drm_plane *plane, dst_w--; dst_h--; + intel_crtc->dspaddr_offset = surf_addr; + intel_crtc->adjusted_x = src_x; intel_crtc->adjusted_y = src_y; -- cgit v1.2.3 From a117f378f44150e6d13d2f19740fb757425b651f Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Fri, 16 Sep 2016 16:59:44 +0300 Subject: drm/i915/skl: drop workarounds for A0 and B0 revisions Pre-production hardware is not supported. Reviewed-by: Paulo Zanoni Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/7929af62a68504c84038a8db1625bd96ebaa9e6f.1474034059.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_dp.c | 4 ---- drivers/gpu/drm/i915/intel_dp_link_training.c | 3 --- drivers/gpu/drm/i915/intel_guc_loader.c | 5 ++--- drivers/gpu/drm/i915/intel_lrc.c | 8 +++----- drivers/gpu/drm/i915/intel_ringbuffer.c | 21 ++++++--------------- 5 files changed, 11 insertions(+), 30 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 0568fb53b7cd..57da2b7510df 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1299,10 +1299,6 @@ bool intel_dp_source_supports_hbr2(struct intel_dp *intel_dp) struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); struct drm_device *dev = dig_port->base.base.dev; - /* WaDisableHBR2:skl */ - if (IS_SKL_REVID(dev, 0, SKL_REVID_B0)) - return false; - if ((IS_HASWELL(dev) && !IS_HSW_ULX(dev)) || IS_BROADWELL(dev) || (INTEL_INFO(dev)->gen >= 9)) return true; diff --git a/drivers/gpu/drm/i915/intel_dp_link_training.c b/drivers/gpu/drm/i915/intel_dp_link_training.c index c438b02184cb..0048b520baf7 100644 --- a/drivers/gpu/drm/i915/intel_dp_link_training.c +++ b/drivers/gpu/drm/i915/intel_dp_link_training.c @@ -225,9 +225,6 @@ static u32 intel_dp_training_pattern(struct intel_dp *intel_dp) * Intel platforms that support HBR2 also support TPS3. TPS3 support is * also mandatory for downstream devices that support HBR2. However, not * all sinks follow the spec. - * - * Due to WaDisableHBR2 SKL < B0 is the only exception where TPS3 is - * supported in source but still not enabled. */ source_tps3 = intel_dp_source_supports_hbr2(intel_dp); sink_tps3 = drm_dp_tps3_supported(intel_dp->dpcd); diff --git a/drivers/gpu/drm/i915/intel_guc_loader.c b/drivers/gpu/drm/i915/intel_guc_loader.c index 6fd39efb7894..acc1dbdd024e 100644 --- a/drivers/gpu/drm/i915/intel_guc_loader.c +++ b/drivers/gpu/drm/i915/intel_guc_loader.c @@ -375,9 +375,8 @@ static int guc_ucode_xfer(struct drm_i915_private *dev_priv) /* Enable MIA caching. GuC clock gating is disabled. */ I915_WRITE(GUC_SHIM_CONTROL, GUC_SHIM_CONTROL_VALUE); - /* WaDisableMinuteIaClockGating:skl,bxt */ - if (IS_SKL_REVID(dev, 0, SKL_REVID_B0) || - IS_BXT_REVID(dev, 0, BXT_REVID_A1)) { + /* WaDisableMinuteIaClockGating:bxt */ + if (IS_BXT_REVID(dev, 0, BXT_REVID_A1)) { I915_WRITE(GUC_SHIM_CONTROL, (I915_READ(GUC_SHIM_CONTROL) & ~GUC_ENABLE_MIA_CLOCK_GATING)); } diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 39417b77bff2..47f7afa538a1 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -269,8 +269,7 @@ logical_ring_init_platform_invariants(struct intel_engine_cs *engine) struct drm_i915_private *dev_priv = engine->i915; engine->disable_lite_restore_wa = - (IS_SKL_REVID(dev_priv, 0, SKL_REVID_B0) || - IS_BXT_REVID(dev_priv, 0, BXT_REVID_A1)) && + IS_BXT_REVID(dev_priv, 0, BXT_REVID_A1) && (engine->id == VCS || engine->id == VCS2); engine->ctx_desc_template = GEN8_CTX_VALID; @@ -1068,9 +1067,8 @@ static int gen9_init_perctx_bb(struct intel_engine_cs *engine, { uint32_t index = wa_ctx_start(wa_ctx, *offset, CACHELINE_DWORDS); - /* WaSetDisablePixMaskCammingAndRhwoInCommonSliceChicken:skl,bxt */ - if (IS_SKL_REVID(engine->i915, 0, SKL_REVID_B0) || - IS_BXT_REVID(engine->i915, 0, BXT_REVID_A1)) { + /* WaSetDisablePixMaskCammingAndRhwoInCommonSliceChicken:bxt */ + if (IS_BXT_REVID(engine->i915, 0, BXT_REVID_A1)) { wa_ctx_emit(batch, index, MI_LOAD_REGISTER_IMM(1)); wa_ctx_emit_reg(batch, index, GEN9_SLICE_COMMON_ECO_CHICKEN0); wa_ctx_emit(batch, index, diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 7a74750076c5..2faf64f9f256 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -851,15 +851,13 @@ static int gen9_init_workarounds(struct intel_engine_cs *engine) WA_SET_BIT_MASKED(HALF_SLICE_CHICKEN3, GEN9_DISABLE_OCL_OOB_SUPPRESS_LOGIC); - /* WaDisableDgMirrorFixInHalfSliceChicken5:skl,bxt */ - if (IS_SKL_REVID(dev_priv, 0, SKL_REVID_B0) || - IS_BXT_REVID(dev_priv, 0, BXT_REVID_A1)) + /* WaDisableDgMirrorFixInHalfSliceChicken5:bxt */ + if (IS_BXT_REVID(dev_priv, 0, BXT_REVID_A1)) WA_CLR_BIT_MASKED(GEN9_HALF_SLICE_CHICKEN5, GEN9_DG_MIRROR_FIX_ENABLE); - /* WaSetDisablePixMaskCammingAndRhwoInCommonSliceChicken:skl,bxt */ - if (IS_SKL_REVID(dev_priv, 0, SKL_REVID_B0) || - IS_BXT_REVID(dev_priv, 0, BXT_REVID_A1)) { + /* WaSetDisablePixMaskCammingAndRhwoInCommonSliceChicken:bxt */ + if (IS_BXT_REVID(dev_priv, 0, BXT_REVID_A1)) { WA_SET_BIT_MASKED(GEN7_COMMON_SLICE_CHICKEN1, GEN9_RHWO_OPTIMIZATION_DISABLE); /* @@ -1023,15 +1021,8 @@ static int skl_init_workarounds(struct intel_engine_cs *engine) GEN8_LQSC_RO_PERF_DIS); /* WaEnableGapsTsvCreditFix:skl */ - if (IS_SKL_REVID(dev_priv, SKL_REVID_C0, REVID_FOREVER)) { - I915_WRITE(GEN8_GARBCNTL, (I915_READ(GEN8_GARBCNTL) | - GEN9_GAPS_TSV_CREDIT_DISABLE)); - } - - /* WaDisablePowerCompilerClockGating:skl */ - if (IS_SKL_REVID(dev_priv, SKL_REVID_B0, SKL_REVID_B0)) - WA_SET_BIT_MASKED(HIZ_CHICKEN, - BDW_HIZ_POWER_COMPILER_CLOCK_GATING_DISABLE); + I915_WRITE(GEN8_GARBCNTL, (I915_READ(GEN8_GARBCNTL) | + GEN9_GAPS_TSV_CREDIT_DISABLE)); /* WaBarrierPerformanceFixDisable:skl */ if (IS_SKL_REVID(dev_priv, SKL_REVID_C0, SKL_REVID_D0)) -- cgit v1.2.3 From 0d0b8dcf946407ee21aeaebcb15212087002fdf4 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Fri, 16 Sep 2016 16:59:45 +0300 Subject: drm/i915/skl: drop workarounds for C0 revision Pre-production hardware is not supported. Reviewed-by: Paulo Zanoni Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/ed7b784306b35fa5215b9c04de79a2bc48585503.1474034059.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_guc_loader.c | 3 +-- drivers/gpu/drm/i915/intel_ringbuffer.c | 5 ++--- 2 files changed, 3 insertions(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_guc_loader.c b/drivers/gpu/drm/i915/intel_guc_loader.c index acc1dbdd024e..a4e37c8db782 100644 --- a/drivers/gpu/drm/i915/intel_guc_loader.c +++ b/drivers/gpu/drm/i915/intel_guc_loader.c @@ -382,8 +382,7 @@ static int guc_ucode_xfer(struct drm_i915_private *dev_priv) } /* WaC6DisallowByGfxPause*/ - if (IS_SKL_REVID(dev, 0, SKL_REVID_C0) || - IS_BXT_REVID(dev, 0, BXT_REVID_B0)) + if (IS_BXT_REVID(dev, 0, BXT_REVID_B0)) I915_WRITE(GEN6_GFXPAUSE, 0x30FFF); if (IS_BROXTON(dev)) diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 2faf64f9f256..474ce843de42 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -882,9 +882,8 @@ static int gen9_init_workarounds(struct intel_engine_cs *engine) WA_CLR_BIT_MASKED(GEN9_HALF_SLICE_CHICKEN5, GEN9_CCS_TLB_PREFETCH_ENABLE); - /* WaDisableMaskBasedCammingInRCC:skl,bxt */ - if (IS_SKL_REVID(dev_priv, SKL_REVID_C0, SKL_REVID_C0) || - IS_BXT_REVID(dev_priv, 0, BXT_REVID_A1)) + /* WaDisableMaskBasedCammingInRCC:bxt */ + if (IS_BXT_REVID(dev_priv, 0, BXT_REVID_A1)) WA_SET_BIT_MASKED(SLICE_ECO_CHICKEN0, PIXEL_MASK_CAMMING_DISABLE); -- cgit v1.2.3 From 9fc736e833d226853fd53843e35d6a1d542394ed Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Fri, 16 Sep 2016 16:59:46 +0300 Subject: drm/i915/skl: drop workarounds for D0 revision Pre-production hardware is not supported. Reviewed-by: Paulo Zanoni Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/d28d21ceddeec226b5d1a20a7382bee9a72709a4.1474034059.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_lrc.c | 10 ++++------ drivers/gpu/drm/i915/intel_pm.c | 3 +-- drivers/gpu/drm/i915/intel_ringbuffer.c | 12 ++---------- 3 files changed, 7 insertions(+), 18 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 47f7afa538a1..ca649ccc6613 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -994,9 +994,8 @@ static int gen9_init_indirectctx_bb(struct intel_engine_cs *engine, struct drm_i915_private *dev_priv = engine->i915; uint32_t index = wa_ctx_start(wa_ctx, *offset, CACHELINE_DWORDS); - /* WaDisableCtxRestoreArbitration:skl,bxt */ - if (IS_SKL_REVID(dev_priv, 0, SKL_REVID_D0) || - IS_BXT_REVID(dev_priv, 0, BXT_REVID_A1)) + /* WaDisableCtxRestoreArbitration:bxt */ + if (IS_BXT_REVID(dev_priv, 0, BXT_REVID_A1)) wa_ctx_emit(batch, index, MI_ARB_ON_OFF | MI_ARB_DISABLE); /* WaFlushCoherentL3CacheLinesAtContextSwitch:skl,bxt */ @@ -1095,9 +1094,8 @@ static int gen9_init_perctx_bb(struct intel_engine_cs *engine, wa_ctx_emit(batch, index, MI_NOOP); } - /* WaDisableCtxRestoreArbitration:skl,bxt */ - if (IS_SKL_REVID(engine->i915, 0, SKL_REVID_D0) || - IS_BXT_REVID(engine->i915, 0, BXT_REVID_A1)) + /* WaDisableCtxRestoreArbitration:bxt */ + if (IS_BXT_REVID(engine->i915, 0, BXT_REVID_A1)) wa_ctx_emit(batch, index, MI_ARB_ON_OFF | MI_ARB_ENABLE); wa_ctx_emit(batch, index, MI_BATCH_BUFFER_END); diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 2df06b703e3d..a860c4082eb8 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -5335,8 +5335,7 @@ static void gen9_enable_rc6(struct drm_i915_private *dev_priv) rc6_mask = GEN6_RC_CTL_RC6_ENABLE; DRM_INFO("RC6 %s\n", onoff(rc6_mask & GEN6_RC_CTL_RC6_ENABLE)); /* WaRsUseTimeoutMode */ - if (IS_SKL_REVID(dev_priv, 0, SKL_REVID_D0) || - IS_BXT_REVID(dev_priv, 0, BXT_REVID_A1)) { + if (IS_BXT_REVID(dev_priv, 0, BXT_REVID_A1)) { I915_WRITE(GEN6_RC6_THRESHOLD, 625); /* 800us */ I915_WRITE(GEN6_RC_CONTROL, GEN6_RC_CTL_HW_ENABLE | GEN7_RC_CTL_TO_MODE | diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 474ce843de42..6880082b9166 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -1000,10 +1000,8 @@ static int skl_init_workarounds(struct intel_engine_cs *engine) * until D0 which is the default case so this is equivalent to * !WaDisablePerCtxtPreemptionGranularityControl:skl */ - if (IS_SKL_REVID(dev_priv, SKL_REVID_E0, REVID_FOREVER)) { - I915_WRITE(GEN7_FF_SLICE_CS_CHICKEN1, - _MASKED_BIT_ENABLE(GEN9_FFSC_PERCTX_PREEMPT_CTRL)); - } + I915_WRITE(GEN7_FF_SLICE_CS_CHICKEN1, + _MASKED_BIT_ENABLE(GEN9_FFSC_PERCTX_PREEMPT_CTRL)); if (IS_SKL_REVID(dev_priv, 0, SKL_REVID_E0)) { /* WaDisableChickenBitTSGBarrierAckForFFSliceCS:skl */ @@ -1023,12 +1021,6 @@ static int skl_init_workarounds(struct intel_engine_cs *engine) I915_WRITE(GEN8_GARBCNTL, (I915_READ(GEN8_GARBCNTL) | GEN9_GAPS_TSV_CREDIT_DISABLE)); - /* WaBarrierPerformanceFixDisable:skl */ - if (IS_SKL_REVID(dev_priv, SKL_REVID_C0, SKL_REVID_D0)) - WA_SET_BIT_MASKED(HDC_CHICKEN0, - HDC_FENCE_DEST_SLM_DISABLE | - HDC_BARRIER_PERFORMANCE_DISABLE); - /* WaDisableSbeCacheDispatchPortSharing:skl */ if (IS_SKL_REVID(dev_priv, 0, SKL_REVID_F0)) WA_SET_BIT_MASKED( -- cgit v1.2.3 From 3be192e92ddcad15f7bf6b4b9e3f195eb8c1fe76 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Fri, 16 Sep 2016 16:59:47 +0300 Subject: drm/i915/skl: drop workarounds for E0 revision Pre-production hardware is not supported. Reviewed-by: Paulo Zanoni Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/0633a02177195703502ef2396aab03efc0314334.1474034059.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_lrc.c | 5 ++--- drivers/gpu/drm/i915/intel_ringbuffer.c | 14 -------------- 2 files changed, 2 insertions(+), 17 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index ca649ccc6613..2d8eb2eb2b72 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -845,13 +845,12 @@ static inline int gen8_emit_flush_coherentl3_wa(struct intel_engine_cs *engine, uint32_t l3sqc4_flush = (0x40400000 | GEN8_LQSC_FLUSH_COHERENT_LINES); /* - * WaDisableLSQCROPERFforOCL:skl,kbl + * WaDisableLSQCROPERFforOCL:kbl * This WA is implemented in skl_init_clock_gating() but since * this batch updates GEN8_L3SQCREG4 with default value we need to * set this bit here to retain the WA during flush. */ - if (IS_SKL_REVID(dev_priv, 0, SKL_REVID_E0) || - IS_KBL_REVID(dev_priv, 0, KBL_REVID_E0)) + if (IS_KBL_REVID(dev_priv, 0, KBL_REVID_E0)) l3sqc4_flush |= GEN8_LQSC_RO_PERF_DIS; wa_ctx_emit(batch, index, (MI_STORE_REGISTER_MEM_GEN8 | diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 6880082b9166..68dc27f6ba0a 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -1003,20 +1003,6 @@ static int skl_init_workarounds(struct intel_engine_cs *engine) I915_WRITE(GEN7_FF_SLICE_CS_CHICKEN1, _MASKED_BIT_ENABLE(GEN9_FFSC_PERCTX_PREEMPT_CTRL)); - if (IS_SKL_REVID(dev_priv, 0, SKL_REVID_E0)) { - /* WaDisableChickenBitTSGBarrierAckForFFSliceCS:skl */ - I915_WRITE(FF_SLICE_CS_CHICKEN2, - _MASKED_BIT_ENABLE(GEN9_TSG_BARRIER_ACK_DISABLE)); - } - - /* GEN8_L3SQCREG4 has a dependency with WA batch so any new changes - * involving this register should also be added to WA batch as required. - */ - if (IS_SKL_REVID(dev_priv, 0, SKL_REVID_E0)) - /* WaDisableLSQCROPERFforOCL:skl */ - I915_WRITE(GEN8_L3SQCREG4, I915_READ(GEN8_L3SQCREG4) | - GEN8_LQSC_RO_PERF_DIS); - /* WaEnableGapsTsvCreditFix:skl */ I915_WRITE(GEN8_GARBCNTL, (I915_READ(GEN8_GARBCNTL) | GEN9_GAPS_TSV_CREDIT_DISABLE)); -- cgit v1.2.3 From 3ec92362cda4c4a2c1ba699b6e8f2cc2e3b4306a Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Fri, 16 Sep 2016 16:59:48 +0300 Subject: drm/i915/skl: drop workarounds for F0 revision Pre-production hardware is not supported. Reviewed-by: Paulo Zanoni Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/e5433e6430dcfd941209c4d8103035ddb13d17b4.1474034059.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_ringbuffer.c | 6 ------ 1 file changed, 6 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 68dc27f6ba0a..67ea9dd5921e 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -1007,12 +1007,6 @@ static int skl_init_workarounds(struct intel_engine_cs *engine) I915_WRITE(GEN8_GARBCNTL, (I915_READ(GEN8_GARBCNTL) | GEN9_GAPS_TSV_CREDIT_DISABLE)); - /* WaDisableSbeCacheDispatchPortSharing:skl */ - if (IS_SKL_REVID(dev_priv, 0, SKL_REVID_F0)) - WA_SET_BIT_MASKED( - GEN7_HALF_SLICE_CHICKEN1, - GEN7_SBE_SS_CACHE_DISPATCH_PORT_SHARING_DISABLE); - /* WaDisableGafsUnitClkGating:skl */ WA_SET_BIT(GEN7_UCGCTL4, GEN8_EU_GAUNIT_CLOCK_GATE_DISABLE); -- cgit v1.2.3 From 16dcdc4edbcf5cb130004737f2548401776170f1 Mon Sep 17 00:00:00 2001 From: Paulo Zanoni Date: Thu, 22 Sep 2016 18:00:27 -0300 Subject: drm/i915: SAGV is not SKL-only, so rename a few things The plan is to introduce intel_has_sagv() and then use it to discover which platforms actually support it. I thought about keeping the functions with their current skl names, but found two problems: (i) skl_has_sagv() would become a very confusing name, and (ii) intel_atomic_commit_tail() doesn't seem to be calling any functions whose name start with a platform name, so the "intel_" naming scheme seems make more sense than the "firstplatorm_" naming scheme here. Cc: stable@vger.kernel.org Reviewed-by: Lyude Reviewed-by: Maarten Lankhorst Signed-off-by: Paulo Zanoni Link: http://patchwork.freedesktop.org/patch/msgid/1474578035-424-2-git-send-email-paulo.r.zanoni@intel.com --- drivers/gpu/drm/i915/i915_drv.h | 10 +++++----- drivers/gpu/drm/i915/intel_display.c | 8 ++++---- drivers/gpu/drm/i915/intel_drv.h | 6 +++--- drivers/gpu/drm/i915/intel_pm.c | 26 +++++++++++++------------- 4 files changed, 25 insertions(+), 25 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index c0f0f11752a2..23bc43d23d2c 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1988,11 +1988,11 @@ struct drm_i915_private { struct vlv_s0ix_state vlv_s0ix_state; enum { - I915_SKL_SAGV_UNKNOWN = 0, - I915_SKL_SAGV_DISABLED, - I915_SKL_SAGV_ENABLED, - I915_SKL_SAGV_NOT_CONTROLLED - } skl_sagv_status; + I915_SAGV_UNKNOWN = 0, + I915_SAGV_DISABLED, + I915_SAGV_ENABLED, + I915_SAGV_NOT_CONTROLLED + } sagv_status; struct { /* diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 4775c06f4474..87a7063dca79 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -14361,8 +14361,8 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state) * SKL workaround: bspec recommends we disable the SAGV when we * have more then one pipe enabled */ - if (IS_SKYLAKE(dev_priv) && !skl_can_enable_sagv(state)) - skl_disable_sagv(dev_priv); + if (IS_SKYLAKE(dev_priv) && !intel_can_enable_sagv(state)) + intel_disable_sagv(dev_priv); intel_modeset_verify_disabled(dev); } @@ -14420,8 +14420,8 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state) } if (IS_SKYLAKE(dev_priv) && intel_state->modeset && - skl_can_enable_sagv(state)) - skl_enable_sagv(dev_priv); + intel_can_enable_sagv(state)) + intel_enable_sagv(dev_priv); drm_atomic_helper_commit_hw_done(state); diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 6df0f2f2308a..5fdae7fcee07 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1746,9 +1746,9 @@ void ilk_wm_get_hw_state(struct drm_device *dev); void skl_wm_get_hw_state(struct drm_device *dev); void skl_ddb_get_hw_state(struct drm_i915_private *dev_priv, struct skl_ddb_allocation *ddb /* out */); -bool skl_can_enable_sagv(struct drm_atomic_state *state); -int skl_enable_sagv(struct drm_i915_private *dev_priv); -int skl_disable_sagv(struct drm_i915_private *dev_priv); +bool intel_can_enable_sagv(struct drm_atomic_state *state); +int intel_enable_sagv(struct drm_i915_private *dev_priv); +int intel_disable_sagv(struct drm_i915_private *dev_priv); bool skl_ddb_allocation_equals(const struct skl_ddb_allocation *old, const struct skl_ddb_allocation *new, enum pipe pipe); diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index a860c4082eb8..4e50d3313441 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -2889,12 +2889,12 @@ skl_wm_plane_id(const struct intel_plane *plane) * - We're not using an interlaced display configuration */ int -skl_enable_sagv(struct drm_i915_private *dev_priv) +intel_enable_sagv(struct drm_i915_private *dev_priv) { int ret; - if (dev_priv->skl_sagv_status == I915_SKL_SAGV_NOT_CONTROLLED || - dev_priv->skl_sagv_status == I915_SKL_SAGV_ENABLED) + if (dev_priv->sagv_status == I915_SAGV_NOT_CONTROLLED || + dev_priv->sagv_status == I915_SAGV_ENABLED) return 0; DRM_DEBUG_KMS("Enabling the SAGV\n"); @@ -2912,19 +2912,19 @@ skl_enable_sagv(struct drm_i915_private *dev_priv) */ if (ret == -ENXIO) { DRM_DEBUG_DRIVER("No SAGV found on system, ignoring\n"); - dev_priv->skl_sagv_status = I915_SKL_SAGV_NOT_CONTROLLED; + dev_priv->sagv_status = I915_SAGV_NOT_CONTROLLED; return 0; } else if (ret < 0) { DRM_ERROR("Failed to enable the SAGV\n"); return ret; } - dev_priv->skl_sagv_status = I915_SKL_SAGV_ENABLED; + dev_priv->sagv_status = I915_SAGV_ENABLED; return 0; } static int -skl_do_sagv_disable(struct drm_i915_private *dev_priv) +intel_do_sagv_disable(struct drm_i915_private *dev_priv) { int ret; uint32_t temp = GEN9_SAGV_DISABLE; @@ -2938,19 +2938,19 @@ skl_do_sagv_disable(struct drm_i915_private *dev_priv) } int -skl_disable_sagv(struct drm_i915_private *dev_priv) +intel_disable_sagv(struct drm_i915_private *dev_priv) { int ret, result; - if (dev_priv->skl_sagv_status == I915_SKL_SAGV_NOT_CONTROLLED || - dev_priv->skl_sagv_status == I915_SKL_SAGV_DISABLED) + if (dev_priv->sagv_status == I915_SAGV_NOT_CONTROLLED || + dev_priv->sagv_status == I915_SAGV_DISABLED) return 0; DRM_DEBUG_KMS("Disabling the SAGV\n"); mutex_lock(&dev_priv->rps.hw_lock); /* bspec says to keep retrying for at least 1 ms */ - ret = wait_for(result = skl_do_sagv_disable(dev_priv), 1); + ret = wait_for(result = intel_do_sagv_disable(dev_priv), 1); mutex_unlock(&dev_priv->rps.hw_lock); if (ret == -ETIMEDOUT) { @@ -2964,18 +2964,18 @@ skl_disable_sagv(struct drm_i915_private *dev_priv) */ if (result == -ENXIO) { DRM_DEBUG_DRIVER("No SAGV found on system, ignoring\n"); - dev_priv->skl_sagv_status = I915_SKL_SAGV_NOT_CONTROLLED; + dev_priv->sagv_status = I915_SAGV_NOT_CONTROLLED; return 0; } else if (result < 0) { DRM_ERROR("Failed to disable the SAGV\n"); return result; } - dev_priv->skl_sagv_status = I915_SKL_SAGV_DISABLED; + dev_priv->sagv_status = I915_SAGV_DISABLED; return 0; } -bool skl_can_enable_sagv(struct drm_atomic_state *state) +bool intel_can_enable_sagv(struct drm_atomic_state *state) { struct drm_device *dev = state->dev; struct drm_i915_private *dev_priv = to_i915(dev); -- cgit v1.2.3 From 56feca91973459d0b62cbb2610b62d341025ed89 Mon Sep 17 00:00:00 2001 From: Paulo Zanoni Date: Thu, 22 Sep 2016 18:00:28 -0300 Subject: drm/i915: introduce intel_has_sagv() And use it to move knowledge about the SAGV-supporting platforms from the callers to the SAGV code. We'll add more platforms to intel_has_sagv(), so IMHO it makes more sense to move all this to a single function instead of patching all the callers every time we add SAGV support to a new platform. v2: Move I915_SAGV_NOT_CONTROLLED to the new function (Lyude). Cc: stable@vger.kernel.org Reviewed-by: Maarten Lankhorst Signed-off-by: Paulo Zanoni Link: http://patchwork.freedesktop.org/patch/msgid/1474578035-424-3-git-send-email-paulo.r.zanoni@intel.com --- drivers/gpu/drm/i915/intel_display.c | 5 ++--- drivers/gpu/drm/i915/intel_pm.c | 22 ++++++++++++++++++---- 2 files changed, 20 insertions(+), 7 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 87a7063dca79..e31d3e6d6647 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -14361,7 +14361,7 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state) * SKL workaround: bspec recommends we disable the SAGV when we * have more then one pipe enabled */ - if (IS_SKYLAKE(dev_priv) && !intel_can_enable_sagv(state)) + if (!intel_can_enable_sagv(state)) intel_disable_sagv(dev_priv); intel_modeset_verify_disabled(dev); @@ -14419,8 +14419,7 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state) intel_modeset_verify_crtc(crtc, old_crtc_state, crtc->state); } - if (IS_SKYLAKE(dev_priv) && intel_state->modeset && - intel_can_enable_sagv(state)) + if (intel_state->modeset && intel_can_enable_sagv(state)) intel_enable_sagv(dev_priv); drm_atomic_helper_commit_hw_done(state); diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 4e50d3313441..4210165f2567 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -2877,6 +2877,13 @@ skl_wm_plane_id(const struct intel_plane *plane) } } +static bool +intel_has_sagv(struct drm_i915_private *dev_priv) +{ + return IS_SKYLAKE(dev_priv) && + dev_priv->sagv_status != I915_SAGV_NOT_CONTROLLED; +} + /* * SAGV dynamically adjusts the system agent voltage and clock frequencies * depending on power and performance requirements. The display engine access @@ -2893,8 +2900,10 @@ intel_enable_sagv(struct drm_i915_private *dev_priv) { int ret; - if (dev_priv->sagv_status == I915_SAGV_NOT_CONTROLLED || - dev_priv->sagv_status == I915_SAGV_ENABLED) + if (!intel_has_sagv(dev_priv)) + return 0; + + if (dev_priv->sagv_status == I915_SAGV_ENABLED) return 0; DRM_DEBUG_KMS("Enabling the SAGV\n"); @@ -2942,8 +2951,10 @@ intel_disable_sagv(struct drm_i915_private *dev_priv) { int ret, result; - if (dev_priv->sagv_status == I915_SAGV_NOT_CONTROLLED || - dev_priv->sagv_status == I915_SAGV_DISABLED) + if (!intel_has_sagv(dev_priv)) + return 0; + + if (dev_priv->sagv_status == I915_SAGV_DISABLED) return 0; DRM_DEBUG_KMS("Disabling the SAGV\n"); @@ -2984,6 +2995,9 @@ bool intel_can_enable_sagv(struct drm_atomic_state *state) enum pipe pipe; int level, plane; + if (!intel_has_sagv(dev_priv)) + return false; + /* * SKL workaround: bspec recommends we disable the SAGV when we have * more then one pipe enabled -- cgit v1.2.3 From 6e3100ec21e7c774a0fc01e36a1e0739530c2f71 Mon Sep 17 00:00:00 2001 From: Paulo Zanoni Date: Thu, 22 Sep 2016 18:00:29 -0300 Subject: drm/i915/kbl: KBL also needs to run the SAGV code According to BSpec, it's the "core CPUs" that need the code, which means SKL and KBL, but not BXT. I don't have a KBL to test this patch on it. v2: Only SKL should have I915_SAGV_NOT_CONTROLLED. Cc: stable@vger.kernel.org Reviewed-by: Maarten Lankhorst Signed-off-by: Paulo Zanoni Link: http://patchwork.freedesktop.org/patch/msgid/1474578035-424-4-git-send-email-paulo.r.zanoni@intel.com --- drivers/gpu/drm/i915/intel_pm.c | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 4210165f2567..92b05254b3d7 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -2880,8 +2880,14 @@ skl_wm_plane_id(const struct intel_plane *plane) static bool intel_has_sagv(struct drm_i915_private *dev_priv) { - return IS_SKYLAKE(dev_priv) && - dev_priv->sagv_status != I915_SAGV_NOT_CONTROLLED; + if (IS_KABYLAKE(dev_priv)) + return true; + + if (IS_SKYLAKE(dev_priv) && + dev_priv->sagv_status != I915_SAGV_NOT_CONTROLLED) + return true; + + return false; } /* @@ -2919,7 +2925,7 @@ intel_enable_sagv(struct drm_i915_private *dev_priv) * Some skl systems, pre-release machines in particular, * don't actually have an SAGV. */ - if (ret == -ENXIO) { + if (IS_SKYLAKE(dev_priv) && ret == -ENXIO) { DRM_DEBUG_DRIVER("No SAGV found on system, ignoring\n"); dev_priv->sagv_status = I915_SAGV_NOT_CONTROLLED; return 0; @@ -2973,7 +2979,7 @@ intel_disable_sagv(struct drm_i915_private *dev_priv) * Some skl systems, pre-release machines in particular, * don't actually have an SAGV. */ - if (result == -ENXIO) { + if (IS_SKYLAKE(dev_priv) && result == -ENXIO) { DRM_DEBUG_DRIVER("No SAGV found on system, ignoring\n"); dev_priv->sagv_status = I915_SAGV_NOT_CONTROLLED; return 0; -- cgit v1.2.3 From 0727e40a48a1d08cf54ce2c01e120864b92e59bf Mon Sep 17 00:00:00 2001 From: Paulo Zanoni Date: Thu, 22 Sep 2016 18:00:30 -0300 Subject: drm/i915/gen9: fix the WaWmMemoryReadLatency implementation Bspec says: "The mailbox response data may not account for memory read latency. If the mailbox response data for level 0 is 0us, add 2 microseconds to the result for each valid level." This means we should only do the +2 in case wm[0] == 0, not always. So split the sanitizing implementation from the WA implementation and fix the WA implementation. v2: Add Fixes tag (Maarten). Fixes: 367294be7c25 ("drm/i915/gen9: Add 2us read latency to WM level") Cc: stable@vger.kernel.org Cc: Vandana Kannan Reviewed-by: Maarten Lankhorst Signed-off-by: Paulo Zanoni Link: http://patchwork.freedesktop.org/patch/msgid/1474578035-424-5-git-send-email-paulo.r.zanoni@intel.com --- drivers/gpu/drm/i915/intel_pm.c | 42 +++++++++++++++++++++-------------------- 1 file changed, 22 insertions(+), 20 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 92b05254b3d7..93fce737402c 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -2126,33 +2126,35 @@ static void intel_read_wm_latency(struct drm_device *dev, uint16_t wm[8]) wm[7] = (val >> GEN9_MEM_LATENCY_LEVEL_3_7_SHIFT) & GEN9_MEM_LATENCY_LEVEL_MASK; + /* + * If a level n (n > 1) has a 0us latency, all levels m (m >= n) + * need to be disabled. We make sure to sanitize the values out + * of the punit to satisfy this requirement. + */ + for (level = 1; level <= max_level; level++) { + if (wm[level] == 0) { + for (i = level + 1; i <= max_level; i++) + wm[i] = 0; + break; + } + } + /* * WaWmMemoryReadLatency:skl * * punit doesn't take into account the read latency so we need - * to add 2us to the various latency levels we retrieve from - * the punit. - * - W0 is a bit special in that it's the only level that - * can't be disabled if we want to have display working, so - * we always add 2us there. - * - For levels >=1, punit returns 0us latency when they are - * disabled, so we respect that and don't add 2us then - * - * Additionally, if a level n (n > 1) has a 0us latency, all - * levels m (m >= n) need to be disabled. We make sure to - * sanitize the values out of the punit to satisfy this - * requirement. + * to add 2us to the various latency levels we retrieve from the + * punit when level 0 response data us 0us. */ - wm[0] += 2; - for (level = 1; level <= max_level; level++) - if (wm[level] != 0) + if (wm[0] == 0) { + wm[0] += 2; + for (level = 1; level <= max_level; level++) { + if (wm[level] == 0) + break; wm[level] += 2; - else { - for (i = level + 1; i <= max_level; i++) - wm[i] = 0; - - break; } + } + } else if (IS_HASWELL(dev) || IS_BROADWELL(dev)) { uint64_t sskpd = I915_READ64(MCH_SSKPD); -- cgit v1.2.3 From 1186fa85eb9b3cc0589990fbc39617e50e38759a Mon Sep 17 00:00:00 2001 From: Paulo Zanoni Date: Thu, 22 Sep 2016 18:00:31 -0300 Subject: drm/i915/gen9: minimum scanlines for Y tile is not always 4 During watermarks calculations, this value is used in 3 different places. Only one of them was not using a hardcoded 4. Move the code up so everybody can benefit from the actual value. This should only help on situations with Y tiling + 90/270 rotation + 1 or 2 bpp or NV12. Cc: stable@vger.kernel.org Reviewed-by: Maarten Lankhorst Signed-off-by: Paulo Zanoni Link: http://patchwork.freedesktop.org/patch/msgid/1474578035-424-6-git-send-email-paulo.r.zanoni@intel.com --- drivers/gpu/drm/i915/intel_pm.c | 56 +++++++++++++++++++++++------------------ 1 file changed, 32 insertions(+), 24 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 93fce737402c..fbab3eae27b8 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3495,7 +3495,8 @@ static uint32_t skl_wm_method1(uint32_t pixel_rate, uint8_t cpp, uint32_t latenc static uint32_t skl_wm_method2(uint32_t pixel_rate, uint32_t pipe_htotal, uint32_t horiz_pixels, uint8_t cpp, - uint64_t tiling, uint32_t latency) + uint64_t tiling, uint32_t latency, + uint32_t y_min_scanlines) { uint32_t ret; uint32_t plane_bytes_per_line, plane_blocks_per_line; @@ -3508,9 +3509,9 @@ static uint32_t skl_wm_method2(uint32_t pixel_rate, uint32_t pipe_htotal, if (tiling == I915_FORMAT_MOD_Y_TILED || tiling == I915_FORMAT_MOD_Yf_TILED) { - plane_bytes_per_line *= 4; + plane_bytes_per_line *= y_min_scanlines; plane_blocks_per_line = DIV_ROUND_UP(plane_bytes_per_line, 512); - plane_blocks_per_line /= 4; + plane_blocks_per_line /= y_min_scanlines; } else if (tiling == DRM_FORMAT_MOD_NONE) { plane_blocks_per_line = DIV_ROUND_UP(plane_bytes_per_line, 512) + 1; } else { @@ -3567,6 +3568,7 @@ static int skl_compute_plane_wm(const struct drm_i915_private *dev_priv, uint8_t cpp; uint32_t width = 0, height = 0; uint32_t plane_pixel_rate; + uint32_t y_min_scanlines; if (latency == 0 || !cstate->base.active || !intel_pstate->base.visible) { *enabled = false; @@ -3582,38 +3584,44 @@ static int skl_compute_plane_wm(const struct drm_i915_private *dev_priv, cpp = drm_format_plane_cpp(fb->pixel_format, 0); plane_pixel_rate = skl_adjusted_plane_pixel_rate(cstate, intel_pstate); + if (intel_rotation_90_or_270(pstate->rotation)) { + int cpp = (fb->pixel_format == DRM_FORMAT_NV12) ? + drm_format_plane_cpp(fb->pixel_format, 1) : + drm_format_plane_cpp(fb->pixel_format, 0); + + switch (cpp) { + case 1: + y_min_scanlines = 16; + break; + case 2: + y_min_scanlines = 8; + break; + default: + WARN(1, "Unsupported pixel depth for rotation"); + case 4: + y_min_scanlines = 4; + break; + } + } else { + y_min_scanlines = 4; + } + method1 = skl_wm_method1(plane_pixel_rate, cpp, latency); method2 = skl_wm_method2(plane_pixel_rate, cstate->base.adjusted_mode.crtc_htotal, width, cpp, fb->modifier[0], - latency); + latency, + y_min_scanlines); plane_bytes_per_line = width * cpp; plane_blocks_per_line = DIV_ROUND_UP(plane_bytes_per_line, 512); if (fb->modifier[0] == I915_FORMAT_MOD_Y_TILED || fb->modifier[0] == I915_FORMAT_MOD_Yf_TILED) { - uint32_t min_scanlines = 4; - uint32_t y_tile_minimum; - if (intel_rotation_90_or_270(pstate->rotation)) { - int cpp = (fb->pixel_format == DRM_FORMAT_NV12) ? - drm_format_plane_cpp(fb->pixel_format, 1) : - drm_format_plane_cpp(fb->pixel_format, 0); - - switch (cpp) { - case 1: - min_scanlines = 16; - break; - case 2: - min_scanlines = 8; - break; - case 8: - WARN(1, "Unsupported pixel depth for rotation"); - } - } - y_tile_minimum = plane_blocks_per_line * min_scanlines; + uint32_t y_tile_minimum = plane_blocks_per_line * + y_min_scanlines; selected_result = max(method2, y_tile_minimum); } else { if ((ddb_allocation / plane_blocks_per_line) >= 1) @@ -3628,7 +3636,7 @@ static int skl_compute_plane_wm(const struct drm_i915_private *dev_priv, if (level >= 1 && level <= 7) { if (fb->modifier[0] == I915_FORMAT_MOD_Y_TILED || fb->modifier[0] == I915_FORMAT_MOD_Yf_TILED) - res_lines += 4; + res_lines += y_min_scanlines; else res_blocks++; } -- cgit v1.2.3 From 7a1a8aed67e0a60772defe3f6499eb340da48634 Mon Sep 17 00:00:00 2001 From: Paulo Zanoni Date: Thu, 22 Sep 2016 18:00:32 -0300 Subject: drm/i915/gen9: fix plane_blocks_per_line on watermarks calculations The confusing thing is that plane_blocks_per_line is listed as part of the method 2 calculation but is also used for other things. We calculated it in two different places and different ways: one inside skl_wm_method2() and the other inside skl_compute_plane_wm(). The skl_wm_method2() implementation is the one that matches the specification. With this patch we fix the skl_compute_plane_wm() calculation and just pass it as a parameter to skl_wm_method2(). We also take care to not modify the value of plane_bytes_per_line since we're going to rely on it having a correct value in later patches. This should affect the watermarks for Linear and Y-tiled. From my analysis, it looks like the two plane_blocks_per_line variables got out of sync on 0fda65680e92, but we can't really say that commit was a regression, it looks like just an incomplete fix. There's always the possibility that 0fda65680e92 matched our specification at that time, and then later the specification changed. v2: Try to add a "Fixes" tag (Maarten). Fixes: 0fda65680e92 ("drm/i915/skl: Update watermarks for Y tiling") Cc: stable@vger.kernel.org Cc: Tvrtko Ursulin Reviewed-by: Lyude Reviewed-by: Maarten Lankhorst Signed-off-by: Paulo Zanoni Link: http://patchwork.freedesktop.org/patch/msgid/1474578035-424-7-git-send-email-paulo.r.zanoni@intel.com --- drivers/gpu/drm/i915/intel_pm.c | 39 +++++++++++++++------------------------ 1 file changed, 15 insertions(+), 24 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index fbab3eae27b8..051eda99a53a 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3494,30 +3494,14 @@ static uint32_t skl_wm_method1(uint32_t pixel_rate, uint8_t cpp, uint32_t latenc } static uint32_t skl_wm_method2(uint32_t pixel_rate, uint32_t pipe_htotal, - uint32_t horiz_pixels, uint8_t cpp, - uint64_t tiling, uint32_t latency, - uint32_t y_min_scanlines) + uint32_t latency, uint32_t plane_blocks_per_line) { uint32_t ret; - uint32_t plane_bytes_per_line, plane_blocks_per_line; uint32_t wm_intermediate_val; if (latency == 0) return UINT_MAX; - plane_bytes_per_line = horiz_pixels * cpp; - - if (tiling == I915_FORMAT_MOD_Y_TILED || - tiling == I915_FORMAT_MOD_Yf_TILED) { - plane_bytes_per_line *= y_min_scanlines; - plane_blocks_per_line = DIV_ROUND_UP(plane_bytes_per_line, 512); - plane_blocks_per_line /= y_min_scanlines; - } else if (tiling == DRM_FORMAT_MOD_NONE) { - plane_blocks_per_line = DIV_ROUND_UP(plane_bytes_per_line, 512) + 1; - } else { - plane_blocks_per_line = DIV_ROUND_UP(plane_bytes_per_line, 512); - } - wm_intermediate_val = latency * pixel_rate; ret = DIV_ROUND_UP(wm_intermediate_val, pipe_htotal * 1000) * plane_blocks_per_line; @@ -3606,17 +3590,24 @@ static int skl_compute_plane_wm(const struct drm_i915_private *dev_priv, y_min_scanlines = 4; } + plane_bytes_per_line = width * cpp; + if (fb->modifier[0] == I915_FORMAT_MOD_Y_TILED || + fb->modifier[0] == I915_FORMAT_MOD_Yf_TILED) { + plane_blocks_per_line = + DIV_ROUND_UP(plane_bytes_per_line * y_min_scanlines, 512); + plane_blocks_per_line /= y_min_scanlines; + } else if (fb->modifier[0] == DRM_FORMAT_MOD_NONE) { + plane_blocks_per_line = DIV_ROUND_UP(plane_bytes_per_line, 512) + + 1; + } else { + plane_blocks_per_line = DIV_ROUND_UP(plane_bytes_per_line, 512); + } + method1 = skl_wm_method1(plane_pixel_rate, cpp, latency); method2 = skl_wm_method2(plane_pixel_rate, cstate->base.adjusted_mode.crtc_htotal, - width, - cpp, - fb->modifier[0], latency, - y_min_scanlines); - - plane_bytes_per_line = width * cpp; - plane_blocks_per_line = DIV_ROUND_UP(plane_bytes_per_line, 512); + plane_blocks_per_line); if (fb->modifier[0] == I915_FORMAT_MOD_Y_TILED || fb->modifier[0] == I915_FORMAT_MOD_Yf_TILED) { -- cgit v1.2.3 From 75676ed423a6acf9e2b1df52fbc036a51e11fb7a Mon Sep 17 00:00:00 2001 From: Paulo Zanoni Date: Thu, 22 Sep 2016 18:00:33 -0300 Subject: drm/i915/gen9: fix the watermark res_blocks value We forgot the "res_blocks += y_tile_minimum" that's described on step V of our documentation. Again, this should only affect the Y tiling cases. It looks like the relevant code was introduced in 0fda65680e92, but there's always the possibility that it matched our specification when it was introduced, and then the specification changed while the code stayed the same. So we can't really say this was a regression, but let's try to add a "Fixes" tag anyway to help backporting. v2: Try to add a "Fixes" tag (Maarten). Fixes: 0fda65680e92 ("drm/i915/skl: Update watermarks for Y tiling") Cc: stable@vger.kernel.org Cc: Tvrtko Ursulin Reviewed-by: Lyude Reviewed-by: Maarten Lankhorst Signed-off-by: Paulo Zanoni Link: http://patchwork.freedesktop.org/patch/msgid/1474578035-424-8-git-send-email-paulo.r.zanoni@intel.com --- drivers/gpu/drm/i915/intel_pm.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 051eda99a53a..fd7465cd9b21 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3552,7 +3552,7 @@ static int skl_compute_plane_wm(const struct drm_i915_private *dev_priv, uint8_t cpp; uint32_t width = 0, height = 0; uint32_t plane_pixel_rate; - uint32_t y_min_scanlines; + uint32_t y_tile_minimum, y_min_scanlines; if (latency == 0 || !cstate->base.active || !intel_pstate->base.visible) { *enabled = false; @@ -3609,10 +3609,10 @@ static int skl_compute_plane_wm(const struct drm_i915_private *dev_priv, latency, plane_blocks_per_line); + y_tile_minimum = plane_blocks_per_line * y_min_scanlines; + if (fb->modifier[0] == I915_FORMAT_MOD_Y_TILED || fb->modifier[0] == I915_FORMAT_MOD_Yf_TILED) { - uint32_t y_tile_minimum = plane_blocks_per_line * - y_min_scanlines; selected_result = max(method2, y_tile_minimum); } else { if ((ddb_allocation / plane_blocks_per_line) >= 1) @@ -3626,10 +3626,12 @@ static int skl_compute_plane_wm(const struct drm_i915_private *dev_priv, if (level >= 1 && level <= 7) { if (fb->modifier[0] == I915_FORMAT_MOD_Y_TILED || - fb->modifier[0] == I915_FORMAT_MOD_Yf_TILED) + fb->modifier[0] == I915_FORMAT_MOD_Yf_TILED) { + res_blocks += y_tile_minimum; res_lines += y_min_scanlines; - else + } else { res_blocks++; + } } if (res_blocks >= ddb_allocation || res_lines > 31) { -- cgit v1.2.3 From f1db3eafe5a2ad39caa8315f9b5403759e0c5520 Mon Sep 17 00:00:00 2001 From: Paulo Zanoni Date: Thu, 22 Sep 2016 18:00:34 -0300 Subject: drm/i915/gen9: implement missing case for SKL watermarks calculation This should affect linear and X tiled planes on really small htotal cases. It doesn't seem to be a very feasible case, but let's implement it since it's on the specification and it's better to have it and never need than not have it and realize we needed it. Reviewed-by: Lyude Reviewed-by: Maarten Lankhorst Signed-off-by: Paulo Zanoni Link: http://patchwork.freedesktop.org/patch/msgid/1474578035-424-9-git-send-email-paulo.r.zanoni@intel.com --- drivers/gpu/drm/i915/intel_pm.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index fd7465cd9b21..d5e77382697f 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3615,7 +3615,10 @@ static int skl_compute_plane_wm(const struct drm_i915_private *dev_priv, fb->modifier[0] == I915_FORMAT_MOD_Yf_TILED) { selected_result = max(method2, y_tile_minimum); } else { - if ((ddb_allocation / plane_blocks_per_line) >= 1) + if ((cpp * cstate->base.adjusted_mode.crtc_htotal / 512 < 1) && + (plane_bytes_per_line / 512 < 1)) + selected_result = method2; + else if ((ddb_allocation / plane_blocks_per_line) >= 1) selected_result = min(method1, method2); else selected_result = method1; -- cgit v1.2.3 From 86a462bcad329ca9232547857d466cc3012d7c2e Mon Sep 17 00:00:00 2001 From: Paulo Zanoni Date: Thu, 22 Sep 2016 18:00:35 -0300 Subject: drm/i915/gen9: fail the modeset instead of WARNing on unsupported config Now that this code is part of the compute stage we can return -EINVAL to prevent the modeset instead of giving a WARN and trying anyway. v2: - Fix typo (Paul Menzel). - Add MISSING_CASE() (Ville, Maarten). Reported-by: Lyude Reviewed-by: Maarten Lankhorst Signed-off-by: Paulo Zanoni Link: http://patchwork.freedesktop.org/patch/msgid/1474578035-424-10-git-send-email-paulo.r.zanoni@intel.com --- drivers/gpu/drm/i915/intel_pm.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index d5e77382697f..5b47888c49a7 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3580,11 +3580,12 @@ static int skl_compute_plane_wm(const struct drm_i915_private *dev_priv, case 2: y_min_scanlines = 8; break; - default: - WARN(1, "Unsupported pixel depth for rotation"); case 4: y_min_scanlines = 4; break; + default: + MISSING_CASE(cpp); + return -EINVAL; } } else { y_min_scanlines = 4; -- cgit v1.2.3 From bc4ec7c83976fe03d2be75a8f64ea825f7b42867 Mon Sep 17 00:00:00 2001 From: "Nagaraju, Vathsala" Date: Thu, 22 Sep 2016 14:19:53 +0530 Subject: drm/i915: don't report compression when fbc is disabled When i915_fbc_status is read while fbc is disabled, it reports compressing to be true, which is confusing. Report compressing only when fbc is enabled. v2 (from Paulo): commit message capitalization. Signed-off-by: vathsala nagaraju Reviewed-by: Paulo Zanoni Signed-off-by: Paulo Zanoni Link: http://patchwork.freedesktop.org/patch/msgid/1474534193-9527-1-git-send-email-vathsala.nagaraju@intel.com --- drivers/gpu/drm/i915/i915_debugfs.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 3c6a06df3dc9..6dd325145a0a 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -1658,7 +1658,8 @@ static int i915_fbc_status(struct seq_file *m, void *unused) seq_printf(m, "FBC disabled: %s\n", dev_priv->fbc.no_fbc_reason); - if (INTEL_GEN(dev_priv) >= 7) + if (intel_fbc_is_active(dev_priv) && + INTEL_GEN(dev_priv) >= 7) seq_printf(m, "Compressing: %s\n", yesno(I915_READ(FBC_STATUS2) & FBC_COMPRESSION_MASK)); -- cgit v1.2.3 From 4ff40a41527ae24969431ae879d06169e14dfc08 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 26 Sep 2016 15:07:51 +0300 Subject: drm/i915: add a few missing platform tags to workaround tags Cc: Paulo Zanoni Reviewed-by: Paulo Zanoni Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1474891672-23414-1-git-send-email-jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_guc_loader.c | 2 +- drivers/gpu/drm/i915/intel_pm.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_guc_loader.c b/drivers/gpu/drm/i915/intel_guc_loader.c index a4e37c8db782..7ace96be82a8 100644 --- a/drivers/gpu/drm/i915/intel_guc_loader.c +++ b/drivers/gpu/drm/i915/intel_guc_loader.c @@ -381,7 +381,7 @@ static int guc_ucode_xfer(struct drm_i915_private *dev_priv) ~GUC_ENABLE_MIA_CLOCK_GATING)); } - /* WaC6DisallowByGfxPause*/ + /* WaC6DisallowByGfxPause:bxt */ if (IS_BXT_REVID(dev, 0, BXT_REVID_B0)) I915_WRITE(GEN6_GFXPAUSE, 0x30FFF); diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 5b47888c49a7..5d39ad2c2b7f 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -5361,7 +5361,7 @@ static void gen9_enable_rc6(struct drm_i915_private *dev_priv) if (intel_enable_rc6() & INTEL_RC6_ENABLE) rc6_mask = GEN6_RC_CTL_RC6_ENABLE; DRM_INFO("RC6 %s\n", onoff(rc6_mask & GEN6_RC_CTL_RC6_ENABLE)); - /* WaRsUseTimeoutMode */ + /* WaRsUseTimeoutMode:bxt */ if (IS_BXT_REVID(dev_priv, 0, BXT_REVID_A1)) { I915_WRITE(GEN6_RC6_THRESHOLD, 625); /* 800us */ I915_WRITE(GEN6_RC_CONTROL, GEN6_RC_CTL_HW_ENABLE | -- cgit v1.2.3 From 4fc7e845f3e2c4c928bf792e43c69af969999a2c Mon Sep 17 00:00:00 2001 From: Paulo Zanoni Date: Mon, 26 Sep 2016 15:07:52 +0300 Subject: drm/i915/skl: tell the user about pre-production hardware We just removed the implementation for all the pre-production workarounds, so now tell the user that we expect his machine to not work properly. Also convert this to DRM_ERROR so we can more easily spot these problems in bug reports and CI/QA runs. Cc: Jani Nikula Signed-off-by: Paulo Zanoni Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1474891672-23414-2-git-send-email-jani.nikula@intel.com --- drivers/gpu/drm/i915/i915_drv.c | 21 ++++++++++++++------- 1 file changed, 14 insertions(+), 7 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index bfb2efd8d4d4..9c1543240e27 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -771,6 +771,19 @@ static void i915_workqueues_cleanup(struct drm_i915_private *dev_priv) destroy_workqueue(dev_priv->wq); } +/* + * We don't keep the workarounds for pre-production hardware, so we expect our + * driver to fail on these machines in one way or another. A little warning on + * dmesg may help both the user and the bug triagers. + */ +static void intel_detect_preproduction_hw(struct drm_i915_private *dev_priv) +{ + if (IS_HSW_EARLY_SDV(dev_priv) || + IS_SKL_REVID(dev_priv, 0, SKL_REVID_F0)) + DRM_ERROR("This is a pre-production stepping. " + "It may not be fully functional.\n"); +} + /** * i915_driver_init_early - setup state not requiring device access * @dev_priv: device private @@ -838,13 +851,7 @@ static int i915_driver_init_early(struct drm_i915_private *dev_priv, intel_device_info_dump(dev_priv); - /* Not all pre-production machines fall into this category, only the - * very first ones. Almost everything should work, except for maybe - * suspend/resume. And we don't implement workarounds that affect only - * pre-production machines. */ - if (IS_HSW_EARLY_SDV(dev_priv)) - DRM_INFO("This is an early pre-production Haswell machine. " - "It may not be fully functional.\n"); + intel_detect_preproduction_hw(dev_priv); return 0; -- cgit v1.2.3 From a04139c4cf289119cdfb6081af602f7a452fb7c2 Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Mon, 26 Sep 2016 17:54:31 +0300 Subject: drm/i915/bxt: Fix HDMI DPLL configuration a277ca7dc01d should've been a no-functional-change commit, but it removed the initialization of the dpll_hw_state for HDMI outputs, resulting in state mismatches and a failed modeset with blank screen. Fix this by reinstating the dpll_hw_state initialization. v2: - Make bxt_ddi_hdmi_set_dpll_hw_state() static. Cc: Manasi Navare Cc: Ander Conselvan de Oliveira Cc: Durgadoss R Cc: Rodrigo Vivi Fixes: a277ca7dc01d ("drm/i915: Split bxt_ddi_pll_select()") Signed-off-by: Imre Deak Reviewed-by: Ander Conselvan de Oliveira Link: http://patchwork.freedesktop.org/patch/msgid/1474901671-22719-1-git-send-email-imre.deak@intel.com --- drivers/gpu/drm/i915/intel_dpll_mgr.c | 21 ++++++++++++++++----- 1 file changed, 16 insertions(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dpll_mgr.c b/drivers/gpu/drm/i915/intel_dpll_mgr.c index c26d18a574b6..1c59ca50c430 100644 --- a/drivers/gpu/drm/i915/intel_dpll_mgr.c +++ b/drivers/gpu/drm/i915/intel_dpll_mgr.c @@ -1694,21 +1694,32 @@ bool bxt_ddi_dp_set_dpll_hw_state(int clock, return bxt_ddi_set_dpll_hw_state(clock, &clk_div, dpll_hw_state); } +static bool +bxt_ddi_hdmi_set_dpll_hw_state(struct intel_crtc *intel_crtc, + struct intel_crtc_state *crtc_state, int clock, + struct intel_dpll_hw_state *dpll_hw_state) +{ + struct bxt_clk_div clk_div = { }; + + bxt_ddi_hdmi_pll_dividers(intel_crtc, crtc_state, clock, &clk_div); + + return bxt_ddi_set_dpll_hw_state(clock, &clk_div, dpll_hw_state); +} + static struct intel_shared_dpll * bxt_get_dpll(struct intel_crtc *crtc, struct intel_crtc_state *crtc_state, struct intel_encoder *encoder) { - struct bxt_clk_div clk_div = {0}; - struct intel_dpll_hw_state dpll_hw_state = {0}; + struct intel_dpll_hw_state dpll_hw_state = { }; struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); struct intel_digital_port *intel_dig_port; struct intel_shared_dpll *pll; int i, clock = crtc_state->port_clock; - if (encoder->type == INTEL_OUTPUT_HDMI - && !bxt_ddi_hdmi_pll_dividers(crtc, crtc_state, - clock, &clk_div)) + if (encoder->type == INTEL_OUTPUT_HDMI && + !bxt_ddi_hdmi_set_dpll_hw_state(crtc, crtc_state, clock, + &dpll_hw_state)) return NULL; if ((encoder->type == INTEL_OUTPUT_DP || -- cgit v1.2.3 From 577c543005dbb809b7880ac17c3f760b20af60e2 Mon Sep 17 00:00:00 2001 From: "Navare, Manasi D" Date: Tue, 27 Sep 2016 16:36:53 -0700 Subject: drm/i915: Code cleanup to use dev_priv and INTEL_GEN Replace dev with dev_priv and INTEL_INFO with INTEL_GEN v1: * Rebased on drm-nightly (Jani Nikula) * Separated from the link training patch series Signed-off-by: Manasi Navare Reviewed-by: Mika Kahola Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1475019413-19811-1-git-send-email-manasi.d.navare@intel.com --- drivers/gpu/drm/i915/intel_dp.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 57da2b7510df..9448d898d80b 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1297,10 +1297,10 @@ intel_dp_sink_rates(struct intel_dp *intel_dp, const int **sink_rates) bool intel_dp_source_supports_hbr2(struct intel_dp *intel_dp) { struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); - struct drm_device *dev = dig_port->base.base.dev; + struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev); - if ((IS_HASWELL(dev) && !IS_HSW_ULX(dev)) || IS_BROADWELL(dev) || - (INTEL_INFO(dev)->gen >= 9)) + if ((IS_HASWELL(dev_priv) && !IS_HSW_ULX(dev_priv)) || + IS_BROADWELL(dev_priv) || (INTEL_GEN(dev_priv) >= 9)) return true; else return false; @@ -1310,13 +1310,13 @@ static int intel_dp_source_rates(struct intel_dp *intel_dp, const int **source_rates) { struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); - struct drm_device *dev = dig_port->base.base.dev; + struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev); int size; - if (IS_BROXTON(dev)) { + if (IS_BROXTON(dev_priv)) { *source_rates = bxt_rates; size = ARRAY_SIZE(bxt_rates); - } else if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) { + } else if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) { *source_rates = skl_rates; size = ARRAY_SIZE(skl_rates); } else { -- cgit v1.2.3 From 7d7f8633a82763577727762ff3ac1df3017cb8fe Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 26 Sep 2016 11:30:46 +0300 Subject: drm/i915: Allow PCH DPLL sharing regardless of DPLL_SDVO_HIGH_SPEED MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit DPLL_SDVO_HIGH_SPEED must be set for SDVO/HDMI/DP, but nowhere is it forbidden to set it for LVDS/CRT as well. So let's also set it on CRT to make it possible to share the DPLL between HDMI and CRT. What that bit apparently does is enable the x5 clock to the port, which then pumps out the bits on both edges of the clock. The DAC doesn't need that clock since it's not pumping out bits, but I don't think it hurts to have the DPLL output that clock anyway. This is fairly important on IVB since it has only two DPLLs with three pipes. So trying to drive three or more PCH ports with three pipes is only possible when at least one of the DPLLs gets shared between two of the pipes. SNB doesn't really need to do this since it has only two pipes. It could be done to avoid enabling the second DPLL at all in certain cases, but I'm not sure that's such a huge win. So let's not do it for SNB, at least for now. On ILK it never makes sense as the DPLLs can't be shared. v2: Just always enable the high speed clock to keep things simple (Daniel) Beef up the commit message a bit (Daniel) Cc: Nick Yamane Cc: Daniel Vetter Cc: stable@vger.kernel.org Tested-by: Nick Yamane Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=97204 Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1474878646-17711-1-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Ander Conselvan de Oliveira --- drivers/gpu/drm/i915/intel_display.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index e31d3e6d6647..8a24c4492ce2 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -9510,6 +9510,24 @@ static void ironlake_compute_dpll(struct intel_crtc *intel_crtc, if (intel_crtc_has_dp_encoder(crtc_state)) dpll |= DPLL_SDVO_HIGH_SPEED; + /* + * The high speed IO clock is only really required for + * SDVO/HDMI/DP, but we also enable it for CRT to make it + * possible to share the DPLL between CRT and HDMI. Enabling + * the clock needlessly does no real harm, except use up a + * bit of power potentially. + * + * We'll limit this to IVB with 3 pipes, since it has only two + * DPLLs and so DPLL sharing is the only way to get three pipes + * driving PCH ports at the same time. On SNB we could do this, + * and potentially avoid enabling the second DPLL, but it's not + * clear if it''s a win or loss power wise. No point in doing + * this on ILK at all since it has a fixed DPLL<->pipe mapping. + */ + if (INTEL_INFO(dev_priv)->num_pipes == 3 && + intel_crtc_has_type(crtc_state, INTEL_OUTPUT_ANALOG)) + dpll |= DPLL_SDVO_HIGH_SPEED; + /* compute bitmask from p1 value */ dpll |= (1 << (crtc_state->dpll.p1 - 1)) << DPLL_FPA01_P1_POST_DIV_SHIFT; /* also FPA1 */ -- cgit v1.2.3 From be754b101f70076f6375c84db4e8bcc517a4524f Mon Sep 17 00:00:00 2001 From: Dhinakaran Pandiyan Date: Wed, 28 Sep 2016 23:55:04 -0700 Subject: Revert "drm/i915: start adding dp mst audio" MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This reverts 'commit 3708d5e082c3 ("drm/i915: start adding dp mst audio")' because it breaks MST multi-monitor setups on some platforms. Fixes: 3708d5e082c3 ("drm/i915: start adding dp mst audio") Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=97907 Signed-off-by: Dhinakaran Pandiyan Reported-by: Kim Lidström Cc: Libin Yang Cc: Lyude Cc: Jani Nikula Cc: Rodrigo Vivi Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1475132104-2754-1-git-send-email-dhinakaran.pandiyan@intel.com --- drivers/gpu/drm/i915/i915_debugfs.c | 19 +------------------ drivers/gpu/drm/i915/intel_ddi.c | 20 +++++--------------- drivers/gpu/drm/i915/intel_dp_mst.c | 18 ------------------ drivers/gpu/drm/i915/intel_drv.h | 2 -- 4 files changed, 6 insertions(+), 53 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 6dd325145a0a..eb91444707d2 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -2889,20 +2889,6 @@ static void intel_dp_info(struct seq_file *m, &intel_dp->aux); } -static void intel_dp_mst_info(struct seq_file *m, - struct intel_connector *intel_connector) -{ - struct intel_encoder *intel_encoder = intel_connector->encoder; - struct intel_dp_mst_encoder *intel_mst = - enc_to_mst(&intel_encoder->base); - struct intel_digital_port *intel_dig_port = intel_mst->primary; - struct intel_dp *intel_dp = &intel_dig_port->dp; - bool has_audio = drm_dp_mst_port_has_audio(&intel_dp->mst_mgr, - intel_connector->port); - - seq_printf(m, "\taudio support: %s\n", yesno(has_audio)); -} - static void intel_hdmi_info(struct seq_file *m, struct intel_connector *intel_connector) { @@ -2945,10 +2931,7 @@ static void intel_connector_info(struct seq_file *m, switch (connector->connector_type) { case DRM_MODE_CONNECTOR_DisplayPort: case DRM_MODE_CONNECTOR_eDP: - if (intel_encoder->type == INTEL_OUTPUT_DP_MST) - intel_dp_mst_info(m, intel_connector); - else - intel_dp_info(m, intel_connector); + intel_dp_info(m, intel_connector); break; case DRM_MODE_CONNECTOR_LVDS: if (intel_encoder->type == INTEL_OUTPUT_LVDS) diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index 07cba6c0b1b5..35f0b7c9d0a6 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -2227,19 +2227,6 @@ void intel_ddi_prepare_link_retrain(struct intel_dp *intel_dp) udelay(600); } -bool intel_ddi_is_audio_enabled(struct drm_i915_private *dev_priv, - struct intel_crtc *intel_crtc) -{ - u32 temp; - - if (intel_display_power_is_enabled(dev_priv, POWER_DOMAIN_AUDIO)) { - temp = I915_READ(HSW_AUD_PIN_ELD_CP_VLD); - if (temp & AUDIO_OUTPUT_ENABLE(intel_crtc->pipe)) - return true; - } - return false; -} - void intel_ddi_get_config(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config) { @@ -2305,8 +2292,11 @@ void intel_ddi_get_config(struct intel_encoder *encoder, break; } - pipe_config->has_audio = - intel_ddi_is_audio_enabled(dev_priv, intel_crtc); + if (intel_display_power_is_enabled(dev_priv, POWER_DOMAIN_AUDIO)) { + temp = I915_READ(HSW_AUD_PIN_ELD_CP_VLD); + if (temp & AUDIO_OUTPUT_ENABLE(intel_crtc->pipe)) + pipe_config->has_audio = true; + } if (encoder->type == INTEL_OUTPUT_EDP && dev_priv->vbt.edp.bpp && pipe_config->pipe_bpp > dev_priv->vbt.edp.bpp) { diff --git a/drivers/gpu/drm/i915/intel_dp_mst.c b/drivers/gpu/drm/i915/intel_dp_mst.c index 2fc9f81fdd41..3ffbd69e4551 100644 --- a/drivers/gpu/drm/i915/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/intel_dp_mst.c @@ -37,8 +37,6 @@ static bool intel_dp_mst_compute_config(struct intel_encoder *encoder, struct intel_dp_mst_encoder *intel_mst = enc_to_mst(&encoder->base); struct intel_digital_port *intel_dig_port = intel_mst->primary; struct intel_dp *intel_dp = &intel_dig_port->dp; - struct intel_connector *connector = - to_intel_connector(conn_state->connector); struct drm_atomic_state *state; int bpp; int lane_count, slots; @@ -61,8 +59,6 @@ static bool intel_dp_mst_compute_config(struct intel_encoder *encoder, state = pipe_config->base.state; - if (drm_dp_mst_port_has_audio(&intel_dp->mst_mgr, connector->port)) - pipe_config->has_audio = true; mst_pbn = drm_dp_calc_pbn_mode(adjusted_mode->crtc_clock, bpp); pipe_config->pbn = mst_pbn; @@ -88,7 +84,6 @@ static void intel_mst_disable_dp(struct intel_encoder *encoder, struct intel_dp *intel_dp = &intel_dig_port->dp; struct intel_connector *connector = to_intel_connector(old_conn_state->connector); - struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); int ret; DRM_DEBUG_KMS("%d\n", intel_dp->active_mst_links); @@ -99,10 +94,6 @@ static void intel_mst_disable_dp(struct intel_encoder *encoder, if (ret) { DRM_ERROR("failed to update payload %d\n", ret); } - if (old_crtc_state->has_audio) { - intel_audio_codec_disable(encoder); - intel_display_power_put(dev_priv, POWER_DOMAIN_AUDIO); - } } static void intel_mst_post_disable_dp(struct intel_encoder *encoder, @@ -215,12 +206,6 @@ static void intel_mst_enable_dp(struct intel_encoder *encoder, ret = drm_dp_check_act_status(&intel_dp->mst_mgr); ret = drm_dp_update_payload_part2(&intel_dp->mst_mgr); - if (pipe_config->has_audio) { - DRM_DEBUG_DRIVER("Enabling DP audio on pipe %c\n", - pipe_name(intel_mst->pipe)); - intel_display_power_get(dev_priv, POWER_DOMAIN_AUDIO); - intel_audio_codec_enable(encoder); - } } static bool intel_dp_mst_enc_get_hw_state(struct intel_encoder *encoder, @@ -243,9 +228,6 @@ static void intel_dp_mst_enc_get_config(struct intel_encoder *encoder, enum transcoder cpu_transcoder = pipe_config->cpu_transcoder; u32 temp, flags = 0; - pipe_config->has_audio = - intel_ddi_is_audio_enabled(dev_priv, crtc); - temp = I915_READ(TRANS_DDI_FUNC_CTL(cpu_transcoder)); if (temp & TRANS_DDI_PHSYNC) flags |= DRM_MODE_FLAG_PHSYNC; diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 5fdae7fcee07..3f6c1a8fbd09 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1156,8 +1156,6 @@ bool intel_ddi_pll_select(struct intel_crtc *crtc, void intel_ddi_set_pipe_settings(struct drm_crtc *crtc); void intel_ddi_prepare_link_retrain(struct intel_dp *intel_dp); bool intel_ddi_connector_get_hw_state(struct intel_connector *intel_connector); -bool intel_ddi_is_audio_enabled(struct drm_i915_private *dev_priv, - struct intel_crtc *intel_crtc); void intel_ddi_get_config(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config); struct intel_encoder * -- cgit v1.2.3 From 7f60e200e254cd53ad1bd74a56bdd23e813ac4b7 Mon Sep 17 00:00:00 2001 From: Paulo Zanoni Date: Thu, 29 Sep 2016 16:36:48 -0300 Subject: drm/i915/gen9: only add the planes actually affected by ddb changes We were previously adding all the planes owned by the CRTC even when the ddb partitioning didn't change for them. As a consequence, a lot of functions were being called when we were just moving the cursor around the screen, such as skylake_update_primary_plane(). This was causing flickering on the primary plane when moving the cursor. I'm not 100% sure which operation caused the flickering, but we were writing to a lot of registers, so it could be any of these writes. With this patch, just moving the mouse won't add the primary plane to the commit since it won't trigger a change in DDB partitioning. v2: Use skl_ddb_entry_equal() (Lyude). v3: Change Reported-and-bisected-by: to Reported-by: for checkpatch Fixes: 05a76d3d6ad1 ("drm/i915/skl: Ensure pipes with changed wms get added to the state") Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=97888 Cc: Mike Lothian Cc: stable@vger.kernel.org Reported-by: Mike Lothian Signed-off-by: Paulo Zanoni Signed-off-by: Lyude Link: http://patchwork.freedesktop.org/patch/msgid/1475177808-29955-1-git-send-email-paulo.r.zanoni@intel.com --- drivers/gpu/drm/i915/intel_pm.c | 37 ++++++++++++++++++++++++++++++++++++- 1 file changed, 36 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 5d39ad2c2b7f..425544b1f733 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3966,6 +3966,41 @@ pipes_modified(struct drm_atomic_state *state) return ret; } +int +skl_ddb_add_affected_planes(struct intel_crtc_state *cstate) +{ + struct drm_atomic_state *state = cstate->base.state; + struct drm_device *dev = state->dev; + struct drm_crtc *crtc = cstate->base.crtc; + struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + struct drm_i915_private *dev_priv = to_i915(dev); + struct intel_atomic_state *intel_state = to_intel_atomic_state(state); + struct skl_ddb_allocation *new_ddb = &intel_state->wm_results.ddb; + struct skl_ddb_allocation *cur_ddb = &dev_priv->wm.skl_hw.ddb; + struct drm_plane_state *plane_state; + struct drm_plane *plane; + enum pipe pipe = intel_crtc->pipe; + int id; + + WARN_ON(!drm_atomic_get_existing_crtc_state(state, crtc)); + + drm_for_each_plane_mask(plane, dev, crtc->state->plane_mask) { + id = skl_wm_plane_id(to_intel_plane(plane)); + + if (skl_ddb_entry_equal(&cur_ddb->plane[pipe][id], + &new_ddb->plane[pipe][id]) && + skl_ddb_entry_equal(&cur_ddb->y_plane[pipe][id], + &new_ddb->y_plane[pipe][id])) + continue; + + plane_state = drm_atomic_get_plane_state(state, plane); + if (IS_ERR(plane_state)) + return PTR_ERR(plane_state); + } + + return 0; +} + static int skl_compute_ddb(struct drm_atomic_state *state) { @@ -4030,7 +4065,7 @@ skl_compute_ddb(struct drm_atomic_state *state) if (ret) return ret; - ret = drm_atomic_add_affected_planes(state, &intel_crtc->base); + ret = skl_ddb_add_affected_planes(cstate); if (ret) return ret; } -- cgit v1.2.3 From dda960335e020835f7f1c12760e7f0b525b451e2 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 3 Oct 2016 13:45:14 +0100 Subject: drm/i915: Just clear the mmiodebug before a register access When we enable the per-register access mmiodebug, it is to detect which access is illegal. Reporting on earlier untraced access outside of the mmiodebug does not help debugging (as the suspicion is immediately put upon the current register which is not at fault)! References: https://bugs.freedesktop.org/show_bug.cgi?id=97985 Signed-off-by: Chris Wilson Cc: Mika Kuoppala Reviewed-by: Mika Kuoppala Cc: stable@vger.kernel.org Link: http://patchwork.freedesktop.org/patch/msgid/20161003124516.12388-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/intel_uncore.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index a9b6c936aadd..ee2306a79747 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -796,10 +796,9 @@ __unclaimed_reg_debug(struct drm_i915_private *dev_priv, const bool read, const bool before) { - if (WARN(check_for_unclaimed_mmio(dev_priv), - "Unclaimed register detected %s %s register 0x%x\n", - before ? "before" : "after", - read ? "reading" : "writing to", + if (WARN(check_for_unclaimed_mmio(dev_priv) && !before, + "Unclaimed %s register 0x%x\n", + read ? "read from" : "write to", i915_mmio_reg_offset(reg))) i915.mmio_debug--; /* Only report the first N failures */ } -- cgit v1.2.3 From 5f12b80a0b42da253691ca03828033014bb786eb Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 3 Oct 2016 13:45:15 +0100 Subject: drm/i915: Unalias obj->phys_handle and obj->userptr We use obj->phys_handle to choose the pread/pwrite path, but as obj->phys_handle is a union with obj->userptr, we then mistakenly use the phys_handle path for userptr objects within pread/pwrite. Testcase: igt/gem_userptr_blits/forbidden-operations Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=97519 Signed-off-by: Chris Wilson Cc: stable@vger.kernel.org Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161003124516.12388-2-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_drv.h | 24 +++++++++++------------- 1 file changed, 11 insertions(+), 13 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 23bc43d23d2c..dbcac9379ffd 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2281,21 +2281,19 @@ struct drm_i915_gem_object { /** Record of address bit 17 of each page at last unbind. */ unsigned long *bit_17; - union { - /** for phy allocated objects */ - struct drm_dma_handle *phys_handle; - - struct i915_gem_userptr { - uintptr_t ptr; - unsigned read_only :1; - unsigned workers :4; + struct i915_gem_userptr { + uintptr_t ptr; + unsigned read_only :1; + unsigned workers :4; #define I915_GEM_USERPTR_MAX_WORKERS 15 - struct i915_mm_struct *mm; - struct i915_mmu_object *mmu_object; - struct work_struct *work; - } userptr; - }; + struct i915_mm_struct *mm; + struct i915_mmu_object *mmu_object; + struct work_struct *work; + } userptr; + + /** for phys allocated objects */ + struct drm_dma_handle *phys_handle; }; static inline struct drm_i915_gem_object * -- cgit v1.2.3 From 348b9b1192144e13b779f8f9be301d492bebaff2 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 3 Oct 2016 13:45:16 +0100 Subject: drm/i915: Use correct index for backtracking HUNG semaphores When decoding the semaphores inside hangcheck, we need to use the hw-id and not the local array index. Fixes: de1add360522 ("drm/i915: Decouple execbuf uAPI ...") Testcase: igt/gem_exec_whisper/hang # gen6-7 Signed-off-by: Chris Wilson Cc: Mika Kuoppala Cc: Tvrtko Ursulin Cc: Daniel Vetter Cc: stable@vger.kernel.org Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161003124516.12388-3-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_irq.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index f8c0beaadf30..bd6c8b0eeaef 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -2846,7 +2846,7 @@ semaphore_wait_to_signaller_ring(struct intel_engine_cs *engine, u32 ipehr, if (engine == signaller) continue; - if (offset == signaller->semaphore.signal_ggtt[engine->id]) + if (offset == signaller->semaphore.signal_ggtt[engine->hw_id]) return signaller; } } else { @@ -2856,13 +2856,13 @@ semaphore_wait_to_signaller_ring(struct intel_engine_cs *engine, u32 ipehr, if(engine == signaller) continue; - if (sync_bits == signaller->semaphore.mbox.wait[engine->id]) + if (sync_bits == signaller->semaphore.mbox.wait[engine->hw_id]) return signaller; } } - DRM_DEBUG_DRIVER("No signaller ring found for ring %i, ipehr 0x%08x, offset 0x%016llx\n", - engine->id, ipehr, offset); + DRM_DEBUG_DRIVER("No signaller ring found for %s, ipehr 0x%08x, offset 0x%016llx\n", + engine->name, ipehr, offset); return ERR_PTR(-ENODEV); } -- cgit v1.2.3 From d9c409d67131e62f357b43cf03af4c0caab45721 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 4 Oct 2016 10:53:48 +0300 Subject: drm/i915: keep CONFIG_DRM_FBDEV_EMULATION=n function stubs together Move the outcast intel_fbdev_output_poll_changed() stub for CONFIG_DRM_FBDEV_EMULATION=n next to its friends. Reviewed-by: Chris Wilson Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1475567628-5529-1-git-send-email-jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_display.c | 6 ------ drivers/gpu/drm/i915/intel_drv.h | 4 ++++ 2 files changed, 4 insertions(+), 6 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 8a24c4492ce2..f0ca31d4a506 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -15827,12 +15827,6 @@ intel_user_framebuffer_create(struct drm_device *dev, return fb; } -#ifndef CONFIG_DRM_FBDEV_EMULATION -static inline void intel_fbdev_output_poll_changed(struct drm_device *dev) -{ -} -#endif - static const struct drm_mode_config_funcs intel_mode_funcs = { .fb_create = intel_user_framebuffer_create, .output_poll_changed = intel_fbdev_output_poll_changed, diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 3f6c1a8fbd09..74df0fc66861 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1488,6 +1488,10 @@ static inline void intel_fbdev_set_suspend(struct drm_device *dev, int state, bo { } +static inline void intel_fbdev_output_poll_changed(struct drm_device *dev) +{ +} + static inline void intel_fbdev_restore_mode(struct drm_device *dev) { } -- cgit v1.2.3 From ff64aa1e630087381511c4d25de0657824f40efa Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 4 Oct 2016 12:54:12 +0300 Subject: drm/i915: workaround sparse warning on variable length arrays Fix sparse warning: drivers/gpu/drm/i915/intel_device_info.c:195:31: warning: Variable length array is used. In truth the array does have constant length, but sparse is too dumb to realize. This is a bit ugly, but silence the warning no matter what. Fixes: 91bedd34abf0 ("drm/i915/bdw: Check for slice, subslice and EU count for BDW") Reviewed-by: Joonas Lahtinen Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1475574853-4178-1-git-send-email-jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_device_info.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c index 73b6858600ac..1b20e160bc1f 100644 --- a/drivers/gpu/drm/i915/intel_device_info.c +++ b/drivers/gpu/drm/i915/intel_device_info.c @@ -192,7 +192,7 @@ static void broadwell_sseu_info_init(struct drm_i915_private *dev_priv) struct sseu_dev_info *sseu = &mkwrite_device_info(dev_priv)->sseu; const int s_max = 3, ss_max = 3, eu_max = 8; int s, ss; - u32 fuse2, eu_disable[s_max]; + u32 fuse2, eu_disable[3]; /* s_max */ fuse2 = I915_READ(GEN8_FUSE2); sseu->slice_mask = (fuse2 & GEN8_F2_S_ENA_MASK) >> GEN8_F2_S_ENA_SHIFT; -- cgit v1.2.3 From e9b825f4e98c53213072dd6f1dedaed82994a450 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Tue, 4 Oct 2016 09:29:16 +0100 Subject: drm/i915: Remove redundant hsw_write* mmio functions They are completely identical to gen6_write* ones. Signed-off-by: Tvrtko Ursulin Reviewed-by: Joonas Lahtinen Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_uncore.c | 25 +------------------------ 1 file changed, 1 insertion(+), 24 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index ee2306a79747..18249e35bb02 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -1054,21 +1054,6 @@ gen6_write##x(struct drm_i915_private *dev_priv, i915_reg_t reg, u##x val, bool GEN6_WRITE_FOOTER; \ } -#define __hsw_write(x) \ -static void \ -hsw_write##x(struct drm_i915_private *dev_priv, i915_reg_t reg, u##x val, bool trace) { \ - u32 __fifo_ret = 0; \ - GEN6_WRITE_HEADER; \ - if (NEEDS_FORCE_WAKE(offset)) { \ - __fifo_ret = __gen6_gt_wait_for_fifo(dev_priv); \ - } \ - __raw_i915_write##x(dev_priv, reg, val); \ - if (unlikely(__fifo_ret)) { \ - gen6_gt_check_fifodbg(dev_priv); \ - } \ - GEN6_WRITE_FOOTER; \ -} - #define __gen8_write(x) \ static void \ gen8_write##x(struct drm_i915_private *dev_priv, i915_reg_t reg, u##x val, bool trace) { \ @@ -1115,9 +1100,6 @@ __chv_write(32) __gen8_write(8) __gen8_write(16) __gen8_write(32) -__hsw_write(8) -__hsw_write(16) -__hsw_write(32) __gen6_write(8) __gen6_write(16) __gen6_write(32) @@ -1125,7 +1107,6 @@ __gen6_write(32) #undef __gen9_write #undef __chv_write #undef __gen8_write -#undef __hsw_write #undef __gen6_write #undef GEN6_WRITE_FOOTER #undef GEN6_WRITE_HEADER @@ -1342,11 +1323,7 @@ void intel_uncore_init(struct drm_i915_private *dev_priv) break; case 7: case 6: - if (IS_HASWELL(dev_priv)) { - ASSIGN_WRITE_MMIO_VFUNCS(hsw); - } else { - ASSIGN_WRITE_MMIO_VFUNCS(gen6); - } + ASSIGN_WRITE_MMIO_VFUNCS(gen6); if (IS_VALLEYVIEW(dev_priv)) { ASSIGN_READ_MMIO_VFUNCS(vlv); -- cgit v1.2.3 From 003342a50021132603180d98e49bd17d63e38ccf Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Tue, 4 Oct 2016 09:29:17 +0100 Subject: drm/i915: Keep track of active forcewake domains in a bitmask There are current places in the code, and there will be more in the future, which iterate the forcewake domains to find out which ones are currently active. To save them from doing this iteration, we can cheaply keep a mask of active domains in dev_priv->uncore.fw_domains_active. This has no cost in terms of object size, even manages to shrink it overall by 368 bytes on my config. Signed-off-by: Tvrtko Ursulin Cc: "Paneri, Praveen" Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/i915_drv.h | 2 ++ drivers/gpu/drm/i915/intel_uncore.c | 54 ++++++++++++++++--------------------- 2 files changed, 25 insertions(+), 31 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index dbcac9379ffd..925239d1ea39 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -588,7 +588,9 @@ struct intel_uncore { struct intel_uncore_funcs funcs; unsigned fifo_count; + enum forcewake_domains fw_domains; + enum forcewake_domains fw_domains_active; struct intel_uncore_forcewake_domain { struct drm_i915_private *i915; diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index 18249e35bb02..ef40121afbaa 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -231,19 +231,21 @@ intel_uncore_fw_release_timer(struct hrtimer *timer) { struct intel_uncore_forcewake_domain *domain = container_of(timer, struct intel_uncore_forcewake_domain, timer); + struct drm_i915_private *dev_priv = domain->i915; unsigned long irqflags; - assert_rpm_device_not_suspended(domain->i915); + assert_rpm_device_not_suspended(dev_priv); - spin_lock_irqsave(&domain->i915->uncore.lock, irqflags); + spin_lock_irqsave(&dev_priv->uncore.lock, irqflags); if (WARN_ON(domain->wake_count == 0)) domain->wake_count++; - if (--domain->wake_count == 0) - domain->i915->uncore.funcs.force_wake_put(domain->i915, - 1 << domain->id); + if (--domain->wake_count == 0) { + dev_priv->uncore.funcs.force_wake_put(dev_priv, domain->mask); + dev_priv->uncore.fw_domains_active &= ~domain->mask; + } - spin_unlock_irqrestore(&domain->i915->uncore.lock, irqflags); + spin_unlock_irqrestore(&dev_priv->uncore.lock, irqflags); return HRTIMER_NORESTART; } @@ -254,7 +256,7 @@ void intel_uncore_forcewake_reset(struct drm_i915_private *dev_priv, unsigned long irqflags; struct intel_uncore_forcewake_domain *domain; int retry_count = 100; - enum forcewake_domains fw = 0, active_domains; + enum forcewake_domains fw, active_domains; /* Hold uncore.lock across reset to prevent any register access * with forcewake not set correctly. Wait until all pending @@ -291,10 +293,7 @@ void intel_uncore_forcewake_reset(struct drm_i915_private *dev_priv, WARN_ON(active_domains); - for_each_fw_domain(domain, dev_priv) - if (domain->wake_count) - fw |= domain->mask; - + fw = dev_priv->uncore.fw_domains_active; if (fw) dev_priv->uncore.funcs.force_wake_put(dev_priv, fw); @@ -443,9 +442,6 @@ static void __intel_uncore_forcewake_get(struct drm_i915_private *dev_priv, { struct intel_uncore_forcewake_domain *domain; - if (!dev_priv->uncore.funcs.force_wake_get) - return; - fw_domains &= dev_priv->uncore.fw_domains; for_each_fw_domain_masked(domain, fw_domains, dev_priv) { @@ -453,8 +449,10 @@ static void __intel_uncore_forcewake_get(struct drm_i915_private *dev_priv, fw_domains &= ~domain->mask; } - if (fw_domains) + if (fw_domains) { dev_priv->uncore.funcs.force_wake_get(dev_priv, fw_domains); + dev_priv->uncore.fw_domains_active |= fw_domains; + } } /** @@ -509,9 +507,6 @@ static void __intel_uncore_forcewake_put(struct drm_i915_private *dev_priv, { struct intel_uncore_forcewake_domain *domain; - if (!dev_priv->uncore.funcs.force_wake_put) - return; - fw_domains &= dev_priv->uncore.fw_domains; for_each_fw_domain_masked(domain, fw_domains, dev_priv) { @@ -567,13 +562,10 @@ void intel_uncore_forcewake_put__locked(struct drm_i915_private *dev_priv, void assert_forcewakes_inactive(struct drm_i915_private *dev_priv) { - struct intel_uncore_forcewake_domain *domain; - if (!dev_priv->uncore.funcs.force_wake_get) return; - for_each_fw_domain(domain, dev_priv) - WARN_ON(domain->wake_count); + WARN_ON(dev_priv->uncore.fw_domains_active); } /* We give fast paths for the really cool registers */ @@ -877,18 +869,18 @@ static inline void __force_wake_auto(struct drm_i915_private *dev_priv, if (WARN_ON(!fw_domains)) return; - /* Ideally GCC would be constant-fold and eliminate this loop */ - for_each_fw_domain_masked(domain, fw_domains, dev_priv) { - if (domain->wake_count) { - fw_domains &= ~domain->mask; - continue; - } + /* Turn on all requested but inactive supported forcewake domains. */ + fw_domains &= dev_priv->uncore.fw_domains; + fw_domains &= ~dev_priv->uncore.fw_domains_active; - fw_domain_arm_timer(domain); - } + if (fw_domains) { + /* Ideally GCC would be constant-fold and eliminate this loop */ + for_each_fw_domain_masked(domain, fw_domains, dev_priv) + fw_domain_arm_timer(domain); - if (fw_domains) dev_priv->uncore.funcs.force_wake_get(dev_priv, fw_domains); + dev_priv->uncore.fw_domains_active |= fw_domains; + } } #define __gen6_read(x) \ -- cgit v1.2.3 From c521b0c898b0339d4d5fc091849211c5f469f1bd Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Tue, 4 Oct 2016 09:29:18 +0100 Subject: drm/i915: Do not inline forcewake taking in mmio accessors Once we know we need to take new forcewakes, that being a slow operation, it does not make sense to inline that code into every mmio accessor. Move it to a separate function and save some code. v2: Be explicit with noinline and remove stale comment. (Chris Wilson) Signed-off-by: Tvrtko Ursulin Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_uncore.c | 24 ++++++++++++++---------- 1 file changed, 14 insertions(+), 10 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index ef40121afbaa..7ae38165f1bb 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -861,11 +861,21 @@ __gen2_read(64) trace_i915_reg_rw(false, reg, val, sizeof(val), trace); \ return val -static inline void __force_wake_auto(struct drm_i915_private *dev_priv, - enum forcewake_domains fw_domains) +static noinline void ___force_wake_auto(struct drm_i915_private *dev_priv, + enum forcewake_domains fw_domains) { struct intel_uncore_forcewake_domain *domain; + for_each_fw_domain_masked(domain, fw_domains, dev_priv) + fw_domain_arm_timer(domain); + + dev_priv->uncore.funcs.force_wake_get(dev_priv, fw_domains); + dev_priv->uncore.fw_domains_active |= fw_domains; +} + +static inline void __force_wake_auto(struct drm_i915_private *dev_priv, + enum forcewake_domains fw_domains) +{ if (WARN_ON(!fw_domains)) return; @@ -873,14 +883,8 @@ static inline void __force_wake_auto(struct drm_i915_private *dev_priv, fw_domains &= dev_priv->uncore.fw_domains; fw_domains &= ~dev_priv->uncore.fw_domains_active; - if (fw_domains) { - /* Ideally GCC would be constant-fold and eliminate this loop */ - for_each_fw_domain_masked(domain, fw_domains, dev_priv) - fw_domain_arm_timer(domain); - - dev_priv->uncore.funcs.force_wake_get(dev_priv, fw_domains); - dev_priv->uncore.fw_domains_active |= fw_domains; - } + if (fw_domains) + ___force_wake_auto(dev_priv, fw_domains); } #define __gen6_read(x) \ -- cgit v1.2.3 From 9fc1117cf8ca7a5100f2e86682cd4050a75f7f4d Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Tue, 4 Oct 2016 09:29:19 +0100 Subject: drm/i915: Data driven register to forcewake domains lookup Move finding the correct forcewake domains to take for register access from code to a mapping table. This will allow more interesting work in the following patches and is easier to review if singled out early. Signed-off-by: Tvrtko Ursulin Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_uncore.c | 212 ++++++++++++++++++------------------ 1 file changed, 103 insertions(+), 109 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index 7ae38165f1bb..6a0f5fdf6ad1 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -581,28 +581,52 @@ void assert_forcewakes_inactive(struct drm_i915_private *dev_priv) __fwd; \ }) -#define REG_RANGE(reg, start, end) ((reg) >= (start) && (reg) < (end)) +struct intel_forcewake_range +{ + u32 start; + u32 end; + + enum forcewake_domains domains; +}; -#define FORCEWAKE_VLV_RENDER_RANGE_OFFSET(reg) \ - (REG_RANGE((reg), 0x2000, 0x4000) || \ - REG_RANGE((reg), 0x5000, 0x8000) || \ - REG_RANGE((reg), 0xB000, 0x12000) || \ - REG_RANGE((reg), 0x2E000, 0x30000)) +static enum forcewake_domains +find_fw_domain(u32 offset, const struct intel_forcewake_range *ranges, + unsigned int num_ranges) +{ + unsigned int i; + struct intel_forcewake_range *entry = + (struct intel_forcewake_range *)ranges; + + for (i = 0; i < num_ranges; i++, entry++) { + if (offset >= entry->start && offset <= entry->end) + return entry->domains; + } + + return -1; +} -#define FORCEWAKE_VLV_MEDIA_RANGE_OFFSET(reg) \ - (REG_RANGE((reg), 0x12000, 0x14000) || \ - REG_RANGE((reg), 0x22000, 0x24000) || \ - REG_RANGE((reg), 0x30000, 0x40000)) +#define GEN_FW_RANGE(s, e, d) \ + { .start = (s), .end = (e), .domains = (d) } + +static const struct intel_forcewake_range __vlv_fw_ranges[] = { + GEN_FW_RANGE(0x2000, 0x3fff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x5000, 0x7fff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0xb000, 0x11fff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x2e000, 0x2ffff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x12000, 0x13fff, FORCEWAKE_MEDIA), + GEN_FW_RANGE(0x22000, 0x23fff, FORCEWAKE_MEDIA), + GEN_FW_RANGE(0x30000, 0x3ffff, FORCEWAKE_MEDIA), +}; #define __vlv_reg_read_fw_domains(offset) \ ({ \ enum forcewake_domains __fwd = 0; \ - if (!NEEDS_FORCE_WAKE(offset)) \ - __fwd = 0; \ - else if (FORCEWAKE_VLV_RENDER_RANGE_OFFSET(offset)) \ - __fwd = FORCEWAKE_RENDER; \ - else if (FORCEWAKE_VLV_MEDIA_RANGE_OFFSET(offset)) \ - __fwd = FORCEWAKE_MEDIA; \ + if (NEEDS_FORCE_WAKE((offset))) { \ + __fwd = find_fw_domain(offset, __vlv_fw_ranges, \ + ARRAY_SIZE(__vlv_fw_ranges)); \ + if (__fwd == -1 ) \ + __fwd = 0; \ + } \ __fwd; \ }) @@ -636,104 +660,78 @@ static bool is_gen8_shadowed(u32 offset) __fwd; \ }) -#define FORCEWAKE_CHV_RENDER_RANGE_OFFSET(reg) \ - (REG_RANGE((reg), 0x2000, 0x4000) || \ - REG_RANGE((reg), 0x5200, 0x8000) || \ - REG_RANGE((reg), 0x8300, 0x8500) || \ - REG_RANGE((reg), 0xB000, 0xB480) || \ - REG_RANGE((reg), 0xE000, 0xE800)) - -#define FORCEWAKE_CHV_MEDIA_RANGE_OFFSET(reg) \ - (REG_RANGE((reg), 0x8800, 0x8900) || \ - REG_RANGE((reg), 0xD000, 0xD800) || \ - REG_RANGE((reg), 0x12000, 0x14000) || \ - REG_RANGE((reg), 0x1A000, 0x1C000) || \ - REG_RANGE((reg), 0x1E800, 0x1EA00) || \ - REG_RANGE((reg), 0x30000, 0x38000)) - -#define FORCEWAKE_CHV_COMMON_RANGE_OFFSET(reg) \ - (REG_RANGE((reg), 0x4000, 0x5000) || \ - REG_RANGE((reg), 0x8000, 0x8300) || \ - REG_RANGE((reg), 0x8500, 0x8600) || \ - REG_RANGE((reg), 0x9000, 0xB000) || \ - REG_RANGE((reg), 0xF000, 0x10000)) +static const struct intel_forcewake_range __chv_fw_ranges[] = { + GEN_FW_RANGE(0x2000, 0x3fff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x5200, 0x7fff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x8300, 0x84ff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0xb000, 0xb47f, FORCEWAKE_RENDER), + GEN_FW_RANGE(0xe000, 0xe7ff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x8800, 0x88ff, FORCEWAKE_MEDIA), + GEN_FW_RANGE(0xd000, 0xd7ff, FORCEWAKE_MEDIA), + GEN_FW_RANGE(0x12000, 0x13fff, FORCEWAKE_MEDIA), + GEN_FW_RANGE(0x1a000, 0x1bfff, FORCEWAKE_MEDIA), + GEN_FW_RANGE(0x1e800, 0x1e9ff, FORCEWAKE_MEDIA), + GEN_FW_RANGE(0x30000, 0x37fff, FORCEWAKE_MEDIA), + GEN_FW_RANGE(0x4000, 0x4fff, FORCEWAKE_RENDER | FORCEWAKE_MEDIA), + GEN_FW_RANGE(0x8000, 0x82ff, FORCEWAKE_RENDER | FORCEWAKE_MEDIA), + GEN_FW_RANGE(0x8500, 0x85ff, FORCEWAKE_RENDER | FORCEWAKE_MEDIA), + GEN_FW_RANGE(0x9000, 0xafff, FORCEWAKE_RENDER | FORCEWAKE_MEDIA), + GEN_FW_RANGE(0xf000, 0xffff, FORCEWAKE_RENDER | FORCEWAKE_MEDIA), +}; #define __chv_reg_read_fw_domains(offset) \ ({ \ enum forcewake_domains __fwd = 0; \ - if (!NEEDS_FORCE_WAKE(offset)) \ - __fwd = 0; \ - else if (FORCEWAKE_CHV_RENDER_RANGE_OFFSET(offset)) \ - __fwd = FORCEWAKE_RENDER; \ - else if (FORCEWAKE_CHV_MEDIA_RANGE_OFFSET(offset)) \ - __fwd = FORCEWAKE_MEDIA; \ - else if (FORCEWAKE_CHV_COMMON_RANGE_OFFSET(offset)) \ - __fwd = FORCEWAKE_RENDER | FORCEWAKE_MEDIA; \ + if (NEEDS_FORCE_WAKE((offset))) { \ + __fwd = find_fw_domain(offset, __chv_fw_ranges, \ + ARRAY_SIZE(__chv_fw_ranges)); \ + if (__fwd == -1 ) \ + __fwd = 0; \ + } \ __fwd; \ }) #define __chv_reg_write_fw_domains(offset) \ ({ \ enum forcewake_domains __fwd = 0; \ - if (!NEEDS_FORCE_WAKE(offset) || is_gen8_shadowed(offset)) \ - __fwd = 0; \ - else if (FORCEWAKE_CHV_RENDER_RANGE_OFFSET(offset)) \ - __fwd = FORCEWAKE_RENDER; \ - else if (FORCEWAKE_CHV_MEDIA_RANGE_OFFSET(offset)) \ - __fwd = FORCEWAKE_MEDIA; \ - else if (FORCEWAKE_CHV_COMMON_RANGE_OFFSET(offset)) \ - __fwd = FORCEWAKE_RENDER | FORCEWAKE_MEDIA; \ + if (NEEDS_FORCE_WAKE((offset)) && !is_gen8_shadowed(offset)) { \ + __fwd = find_fw_domain(offset, __chv_fw_ranges, \ + ARRAY_SIZE(__chv_fw_ranges)); \ + if (__fwd == -1 ) \ + __fwd = 0; \ + } \ __fwd; \ }) -#define FORCEWAKE_GEN9_UNCORE_RANGE_OFFSET(reg) \ - REG_RANGE((reg), 0xB00, 0x2000) - -#define FORCEWAKE_GEN9_RENDER_RANGE_OFFSET(reg) \ - (REG_RANGE((reg), 0x2000, 0x2700) || \ - REG_RANGE((reg), 0x3000, 0x4000) || \ - REG_RANGE((reg), 0x5200, 0x8000) || \ - REG_RANGE((reg), 0x8140, 0x8160) || \ - REG_RANGE((reg), 0x8300, 0x8500) || \ - REG_RANGE((reg), 0x8C00, 0x8D00) || \ - REG_RANGE((reg), 0xB000, 0xB480) || \ - REG_RANGE((reg), 0xE000, 0xE900) || \ - REG_RANGE((reg), 0x24400, 0x24800)) - -#define FORCEWAKE_GEN9_MEDIA_RANGE_OFFSET(reg) \ - (REG_RANGE((reg), 0x8130, 0x8140) || \ - REG_RANGE((reg), 0x8800, 0x8A00) || \ - REG_RANGE((reg), 0xD000, 0xD800) || \ - REG_RANGE((reg), 0x12000, 0x14000) || \ - REG_RANGE((reg), 0x1A000, 0x1EA00) || \ - REG_RANGE((reg), 0x30000, 0x40000)) - -#define FORCEWAKE_GEN9_COMMON_RANGE_OFFSET(reg) \ - REG_RANGE((reg), 0x9400, 0x9800) - -#define FORCEWAKE_GEN9_BLITTER_RANGE_OFFSET(reg) \ - ((reg) < 0x40000 && \ - !FORCEWAKE_GEN9_UNCORE_RANGE_OFFSET(reg) && \ - !FORCEWAKE_GEN9_RENDER_RANGE_OFFSET(reg) && \ - !FORCEWAKE_GEN9_MEDIA_RANGE_OFFSET(reg) && \ - !FORCEWAKE_GEN9_COMMON_RANGE_OFFSET(reg)) - -#define SKL_NEEDS_FORCE_WAKE(reg) \ - ((reg) < 0x40000 && !FORCEWAKE_GEN9_UNCORE_RANGE_OFFSET(reg)) +static const struct intel_forcewake_range __gen9_fw_ranges[] = { + GEN_FW_RANGE(0xb00, 0x1fff, 0), /* uncore range */ + GEN_FW_RANGE(0x2000, 0x26ff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x3000, 0x3fff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x5200, 0x7fff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x8140, 0x815f, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x8300, 0x84ff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x8c00, 0x8cff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0xb000, 0xb47f, FORCEWAKE_RENDER), + GEN_FW_RANGE(0xe000, 0xe8ff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x24400, 0x247ff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x9400, 0x97ff, FORCEWAKE_RENDER | FORCEWAKE_MEDIA), + GEN_FW_RANGE(0x8130, 0x813f, FORCEWAKE_MEDIA), + GEN_FW_RANGE(0x8800, 0x89ff, FORCEWAKE_MEDIA), + GEN_FW_RANGE(0xd000, 0xd7ff, FORCEWAKE_MEDIA), + GEN_FW_RANGE(0x12000, 0x13fff, FORCEWAKE_MEDIA), + GEN_FW_RANGE(0x1a000, 0x1e9ff, FORCEWAKE_MEDIA), + GEN_FW_RANGE(0x30000, 0x3ffff, FORCEWAKE_MEDIA), +}; #define __gen9_reg_read_fw_domains(offset) \ ({ \ - enum forcewake_domains __fwd; \ - if (!SKL_NEEDS_FORCE_WAKE(offset)) \ - __fwd = 0; \ - else if (FORCEWAKE_GEN9_RENDER_RANGE_OFFSET(offset)) \ - __fwd = FORCEWAKE_RENDER; \ - else if (FORCEWAKE_GEN9_MEDIA_RANGE_OFFSET(offset)) \ - __fwd = FORCEWAKE_MEDIA; \ - else if (FORCEWAKE_GEN9_COMMON_RANGE_OFFSET(offset)) \ - __fwd = FORCEWAKE_RENDER | FORCEWAKE_MEDIA; \ - else \ - __fwd = FORCEWAKE_BLITTER; \ + enum forcewake_domains __fwd = 0; \ + if (NEEDS_FORCE_WAKE((offset))) { \ + __fwd = find_fw_domain(offset, __gen9_fw_ranges, \ + ARRAY_SIZE(__gen9_fw_ranges)); \ + if (__fwd == -1 ) \ + __fwd = FORCEWAKE_BLITTER; \ + } \ __fwd; \ }) @@ -759,17 +757,13 @@ static bool is_gen9_shadowed(u32 offset) #define __gen9_reg_write_fw_domains(offset) \ ({ \ - enum forcewake_domains __fwd; \ - if (!SKL_NEEDS_FORCE_WAKE(offset) || is_gen9_shadowed(offset)) \ - __fwd = 0; \ - else if (FORCEWAKE_GEN9_RENDER_RANGE_OFFSET(offset)) \ - __fwd = FORCEWAKE_RENDER; \ - else if (FORCEWAKE_GEN9_MEDIA_RANGE_OFFSET(offset)) \ - __fwd = FORCEWAKE_MEDIA; \ - else if (FORCEWAKE_GEN9_COMMON_RANGE_OFFSET(offset)) \ - __fwd = FORCEWAKE_RENDER | FORCEWAKE_MEDIA; \ - else \ - __fwd = FORCEWAKE_BLITTER; \ + enum forcewake_domains __fwd = 0; \ + if (NEEDS_FORCE_WAKE((offset)) && !is_gen9_shadowed(offset)) { \ + __fwd = find_fw_domain(offset, __gen9_fw_ranges, \ + ARRAY_SIZE(__gen9_fw_ranges)); \ + if (__fwd == -1 ) \ + __fwd = FORCEWAKE_BLITTER; \ + } \ __fwd; \ }) -- cgit v1.2.3 From b008123966a45bfda9ef71d35a0b76957d639291 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Tue, 4 Oct 2016 09:29:20 +0100 Subject: drm/i915: Sort forcewake mapping tables Sorting the tables (verified at runtime to help during development) is another prerequisite for interesting work which will follow. v2: * Remove const away cast and improve comments. (Chris Wilson) * Check tables only when debug option is enabled. v3: Use IS_ENABLED. (Chris Wilson) Signed-off-by: Tvrtko Ursulin Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_uncore.c | 56 ++++++++++++++++++++++++++++--------- 1 file changed, 43 insertions(+), 13 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index 6a0f5fdf6ad1..aa84c40e3957 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -605,16 +605,35 @@ find_fw_domain(u32 offset, const struct intel_forcewake_range *ranges, return -1; } +static void +intel_fw_table_check(const struct intel_forcewake_range *ranges, + unsigned int num_ranges) +{ + s32 prev; + unsigned int i; + + if (!IS_ENABLED(CONFIG_DRM_I915_DEBUG)) + return; + + for (i = 0, prev = -1; i < num_ranges; i++, ranges++) { + WARN_ON_ONCE(prev >= (s32)ranges->start); + prev = ranges->start; + WARN_ON_ONCE(prev >= (s32)ranges->end); + prev = ranges->end; + } +} + #define GEN_FW_RANGE(s, e, d) \ { .start = (s), .end = (e), .domains = (d) } +/* *Must* be sorted by offset ranges! See intel_fw_table_check(). */ static const struct intel_forcewake_range __vlv_fw_ranges[] = { GEN_FW_RANGE(0x2000, 0x3fff, FORCEWAKE_RENDER), GEN_FW_RANGE(0x5000, 0x7fff, FORCEWAKE_RENDER), GEN_FW_RANGE(0xb000, 0x11fff, FORCEWAKE_RENDER), - GEN_FW_RANGE(0x2e000, 0x2ffff, FORCEWAKE_RENDER), GEN_FW_RANGE(0x12000, 0x13fff, FORCEWAKE_MEDIA), GEN_FW_RANGE(0x22000, 0x23fff, FORCEWAKE_MEDIA), + GEN_FW_RANGE(0x2e000, 0x2ffff, FORCEWAKE_RENDER), GEN_FW_RANGE(0x30000, 0x3ffff, FORCEWAKE_MEDIA), }; @@ -660,23 +679,24 @@ static bool is_gen8_shadowed(u32 offset) __fwd; \ }) +/* *Must* be sorted by offset ranges! See intel_fw_table_check(). */ static const struct intel_forcewake_range __chv_fw_ranges[] = { GEN_FW_RANGE(0x2000, 0x3fff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x4000, 0x4fff, FORCEWAKE_RENDER | FORCEWAKE_MEDIA), GEN_FW_RANGE(0x5200, 0x7fff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x8000, 0x82ff, FORCEWAKE_RENDER | FORCEWAKE_MEDIA), GEN_FW_RANGE(0x8300, 0x84ff, FORCEWAKE_RENDER), - GEN_FW_RANGE(0xb000, 0xb47f, FORCEWAKE_RENDER), - GEN_FW_RANGE(0xe000, 0xe7ff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x8500, 0x85ff, FORCEWAKE_RENDER | FORCEWAKE_MEDIA), GEN_FW_RANGE(0x8800, 0x88ff, FORCEWAKE_MEDIA), + GEN_FW_RANGE(0x9000, 0xafff, FORCEWAKE_RENDER | FORCEWAKE_MEDIA), + GEN_FW_RANGE(0xb000, 0xb47f, FORCEWAKE_RENDER), GEN_FW_RANGE(0xd000, 0xd7ff, FORCEWAKE_MEDIA), + GEN_FW_RANGE(0xe000, 0xe7ff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0xf000, 0xffff, FORCEWAKE_RENDER | FORCEWAKE_MEDIA), GEN_FW_RANGE(0x12000, 0x13fff, FORCEWAKE_MEDIA), GEN_FW_RANGE(0x1a000, 0x1bfff, FORCEWAKE_MEDIA), GEN_FW_RANGE(0x1e800, 0x1e9ff, FORCEWAKE_MEDIA), GEN_FW_RANGE(0x30000, 0x37fff, FORCEWAKE_MEDIA), - GEN_FW_RANGE(0x4000, 0x4fff, FORCEWAKE_RENDER | FORCEWAKE_MEDIA), - GEN_FW_RANGE(0x8000, 0x82ff, FORCEWAKE_RENDER | FORCEWAKE_MEDIA), - GEN_FW_RANGE(0x8500, 0x85ff, FORCEWAKE_RENDER | FORCEWAKE_MEDIA), - GEN_FW_RANGE(0x9000, 0xafff, FORCEWAKE_RENDER | FORCEWAKE_MEDIA), - GEN_FW_RANGE(0xf000, 0xffff, FORCEWAKE_RENDER | FORCEWAKE_MEDIA), }; #define __chv_reg_read_fw_domains(offset) \ @@ -703,23 +723,24 @@ static const struct intel_forcewake_range __chv_fw_ranges[] = { __fwd; \ }) +/* *Must* be sorted by offset ranges! See intel_fw_table_check(). */ static const struct intel_forcewake_range __gen9_fw_ranges[] = { GEN_FW_RANGE(0xb00, 0x1fff, 0), /* uncore range */ GEN_FW_RANGE(0x2000, 0x26ff, FORCEWAKE_RENDER), GEN_FW_RANGE(0x3000, 0x3fff, FORCEWAKE_RENDER), GEN_FW_RANGE(0x5200, 0x7fff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x8130, 0x813f, FORCEWAKE_MEDIA), GEN_FW_RANGE(0x8140, 0x815f, FORCEWAKE_RENDER), GEN_FW_RANGE(0x8300, 0x84ff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x8800, 0x89ff, FORCEWAKE_MEDIA), GEN_FW_RANGE(0x8c00, 0x8cff, FORCEWAKE_RENDER), - GEN_FW_RANGE(0xb000, 0xb47f, FORCEWAKE_RENDER), - GEN_FW_RANGE(0xe000, 0xe8ff, FORCEWAKE_RENDER), - GEN_FW_RANGE(0x24400, 0x247ff, FORCEWAKE_RENDER), GEN_FW_RANGE(0x9400, 0x97ff, FORCEWAKE_RENDER | FORCEWAKE_MEDIA), - GEN_FW_RANGE(0x8130, 0x813f, FORCEWAKE_MEDIA), - GEN_FW_RANGE(0x8800, 0x89ff, FORCEWAKE_MEDIA), + GEN_FW_RANGE(0xb000, 0xb47f, FORCEWAKE_RENDER), GEN_FW_RANGE(0xd000, 0xd7ff, FORCEWAKE_MEDIA), + GEN_FW_RANGE(0xe000, 0xe8ff, FORCEWAKE_RENDER), GEN_FW_RANGE(0x12000, 0x13fff, FORCEWAKE_MEDIA), GEN_FW_RANGE(0x1a000, 0x1e9ff, FORCEWAKE_MEDIA), + GEN_FW_RANGE(0x24400, 0x247ff, FORCEWAKE_RENDER), GEN_FW_RANGE(0x30000, 0x3ffff, FORCEWAKE_MEDIA), }; @@ -1298,11 +1319,17 @@ void intel_uncore_init(struct drm_i915_private *dev_priv) switch (INTEL_INFO(dev_priv)->gen) { default: case 9: + intel_fw_table_check(__gen9_fw_ranges, + ARRAY_SIZE(__gen9_fw_ranges)); + ASSIGN_WRITE_MMIO_VFUNCS(gen9); ASSIGN_READ_MMIO_VFUNCS(gen9); break; case 8: if (IS_CHERRYVIEW(dev_priv)) { + intel_fw_table_check(__chv_fw_ranges, + ARRAY_SIZE(__chv_fw_ranges)); + ASSIGN_WRITE_MMIO_VFUNCS(chv); ASSIGN_READ_MMIO_VFUNCS(chv); @@ -1316,6 +1343,9 @@ void intel_uncore_init(struct drm_i915_private *dev_priv) ASSIGN_WRITE_MMIO_VFUNCS(gen6); if (IS_VALLEYVIEW(dev_priv)) { + intel_fw_table_check(__vlv_fw_ranges, + ARRAY_SIZE(__vlv_fw_ranges)); + ASSIGN_READ_MMIO_VFUNCS(vlv); } else { ASSIGN_READ_MMIO_VFUNCS(gen6); -- cgit v1.2.3 From 91e630b9e636954708e933015e7f02f8bcd8b320 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Tue, 4 Oct 2016 09:29:21 +0100 Subject: drm/i915: Use binary search when looking up forcewake domains Instead of the existing linear seach, now that we have sorted range tables, we can do a binary search on them for some potential miniscule performance gain, but more importantly for elegance and code size. Hopefully the perfomance gain is sufficient to offset the function calls which were not there before. v2: Removed const cast away. Signed-off-by: Tvrtko Ursulin Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_uncore.c | 27 +++++++++++++++++++-------- 1 file changed, 19 insertions(+), 8 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index aa84c40e3957..aa898153cbed 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -26,6 +26,7 @@ #include "i915_vgpu.h" #include +#include #define FORCEWAKE_ACK_TIMEOUT_MS 50 @@ -589,20 +590,30 @@ struct intel_forcewake_range enum forcewake_domains domains; }; +static int fw_range_cmp(const void *key, const void *elt) +{ + const struct intel_forcewake_range *entry = elt; + u32 offset = (u32)((unsigned long)key); + + if (offset < entry->start) + return -1; + else if (offset > entry->end) + return 1; + else + return 0; +} + static enum forcewake_domains find_fw_domain(u32 offset, const struct intel_forcewake_range *ranges, unsigned int num_ranges) { - unsigned int i; - struct intel_forcewake_range *entry = - (struct intel_forcewake_range *)ranges; + struct intel_forcewake_range *entry; - for (i = 0; i < num_ranges; i++, entry++) { - if (offset >= entry->start && offset <= entry->end) - return entry->domains; - } + entry = bsearch((void *)(unsigned long)offset, (const void *)ranges, + num_ranges, sizeof(struct intel_forcewake_range), + fw_range_cmp); - return -1; + return entry ? entry->domains : -1; } static void -- cgit v1.2.3 From 0dd356bb6ff556e064672b0aa70908ca4567c7ff Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Tue, 4 Oct 2016 09:29:22 +0100 Subject: drm/i915: Eliminate Gen9 special case If we insert blitter forcewake domain entries in the range table we can eliminate that special case and simplify the code in a few macros. This will enable more unification later. Signed-off-by: Tvrtko Ursulin Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_uncore.c | 42 ++++++++++++++++++------------------- 1 file changed, 21 insertions(+), 21 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index aa898153cbed..37df0080af68 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -613,7 +613,7 @@ find_fw_domain(u32 offset, const struct intel_forcewake_range *ranges, num_ranges, sizeof(struct intel_forcewake_range), fw_range_cmp); - return entry ? entry->domains : -1; + return entry ? entry->domains : 0; } static void @@ -651,12 +651,9 @@ static const struct intel_forcewake_range __vlv_fw_ranges[] = { #define __vlv_reg_read_fw_domains(offset) \ ({ \ enum forcewake_domains __fwd = 0; \ - if (NEEDS_FORCE_WAKE((offset))) { \ + if (NEEDS_FORCE_WAKE((offset))) \ __fwd = find_fw_domain(offset, __vlv_fw_ranges, \ ARRAY_SIZE(__vlv_fw_ranges)); \ - if (__fwd == -1 ) \ - __fwd = 0; \ - } \ __fwd; \ }) @@ -713,57 +710,63 @@ static const struct intel_forcewake_range __chv_fw_ranges[] = { #define __chv_reg_read_fw_domains(offset) \ ({ \ enum forcewake_domains __fwd = 0; \ - if (NEEDS_FORCE_WAKE((offset))) { \ + if (NEEDS_FORCE_WAKE((offset))) \ __fwd = find_fw_domain(offset, __chv_fw_ranges, \ ARRAY_SIZE(__chv_fw_ranges)); \ - if (__fwd == -1 ) \ - __fwd = 0; \ - } \ __fwd; \ }) #define __chv_reg_write_fw_domains(offset) \ ({ \ enum forcewake_domains __fwd = 0; \ - if (NEEDS_FORCE_WAKE((offset)) && !is_gen8_shadowed(offset)) { \ + if (NEEDS_FORCE_WAKE((offset)) && !is_gen8_shadowed(offset)) \ __fwd = find_fw_domain(offset, __chv_fw_ranges, \ ARRAY_SIZE(__chv_fw_ranges)); \ - if (__fwd == -1 ) \ - __fwd = 0; \ - } \ __fwd; \ }) /* *Must* be sorted by offset ranges! See intel_fw_table_check(). */ static const struct intel_forcewake_range __gen9_fw_ranges[] = { + GEN_FW_RANGE(0x0, 0xaff, FORCEWAKE_BLITTER), GEN_FW_RANGE(0xb00, 0x1fff, 0), /* uncore range */ GEN_FW_RANGE(0x2000, 0x26ff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x2700, 0x2fff, FORCEWAKE_BLITTER), GEN_FW_RANGE(0x3000, 0x3fff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x4000, 0x51ff, FORCEWAKE_BLITTER), GEN_FW_RANGE(0x5200, 0x7fff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x8000, 0x812f, FORCEWAKE_BLITTER), GEN_FW_RANGE(0x8130, 0x813f, FORCEWAKE_MEDIA), GEN_FW_RANGE(0x8140, 0x815f, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x8160, 0x82ff, FORCEWAKE_BLITTER), GEN_FW_RANGE(0x8300, 0x84ff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x8500, 0x87ff, FORCEWAKE_BLITTER), GEN_FW_RANGE(0x8800, 0x89ff, FORCEWAKE_MEDIA), + GEN_FW_RANGE(0x8a00, 0x8bff, FORCEWAKE_BLITTER), GEN_FW_RANGE(0x8c00, 0x8cff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x8d00, 0x93ff, FORCEWAKE_BLITTER), GEN_FW_RANGE(0x9400, 0x97ff, FORCEWAKE_RENDER | FORCEWAKE_MEDIA), + GEN_FW_RANGE(0x9800, 0xafff, FORCEWAKE_BLITTER), GEN_FW_RANGE(0xb000, 0xb47f, FORCEWAKE_RENDER), + GEN_FW_RANGE(0xb480, 0xbfff, FORCEWAKE_BLITTER), GEN_FW_RANGE(0xd000, 0xd7ff, FORCEWAKE_MEDIA), + GEN_FW_RANGE(0xd800, 0xdfff, FORCEWAKE_BLITTER), GEN_FW_RANGE(0xe000, 0xe8ff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0xe900, 0x11fff, FORCEWAKE_BLITTER), GEN_FW_RANGE(0x12000, 0x13fff, FORCEWAKE_MEDIA), + GEN_FW_RANGE(0x14000, 0x19fff, FORCEWAKE_BLITTER), GEN_FW_RANGE(0x1a000, 0x1e9ff, FORCEWAKE_MEDIA), + GEN_FW_RANGE(0x1ea00, 0x243ff, FORCEWAKE_BLITTER), GEN_FW_RANGE(0x24400, 0x247ff, FORCEWAKE_RENDER), + GEN_FW_RANGE(0x24800, 0x2ffff, FORCEWAKE_BLITTER), GEN_FW_RANGE(0x30000, 0x3ffff, FORCEWAKE_MEDIA), }; #define __gen9_reg_read_fw_domains(offset) \ ({ \ enum forcewake_domains __fwd = 0; \ - if (NEEDS_FORCE_WAKE((offset))) { \ + if (NEEDS_FORCE_WAKE((offset))) \ __fwd = find_fw_domain(offset, __gen9_fw_ranges, \ ARRAY_SIZE(__gen9_fw_ranges)); \ - if (__fwd == -1 ) \ - __fwd = FORCEWAKE_BLITTER; \ - } \ __fwd; \ }) @@ -790,12 +793,9 @@ static bool is_gen9_shadowed(u32 offset) #define __gen9_reg_write_fw_domains(offset) \ ({ \ enum forcewake_domains __fwd = 0; \ - if (NEEDS_FORCE_WAKE((offset)) && !is_gen9_shadowed(offset)) { \ + if (NEEDS_FORCE_WAKE((offset)) && !is_gen9_shadowed(offset)) \ __fwd = find_fw_domain(offset, __gen9_fw_ranges, \ ARRAY_SIZE(__gen9_fw_ranges)); \ - if (__fwd == -1 ) \ - __fwd = FORCEWAKE_BLITTER; \ - } \ __fwd; \ }) -- cgit v1.2.3 From 15157970f7c517a1e5759f506833086956c7d60a Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Tue, 4 Oct 2016 09:29:23 +0100 Subject: drm/i915: Store the active forcewake range table pointer If we store this in the uncore structure we are on a good way to show more commonality between the per-platform implementations. v2: Constify table pointer and correct coding style. (Chris Wilson) v3: Rebase. Signed-off-by: Tvrtko Ursulin Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/i915_drv.h | 10 ++++++ drivers/gpu/drm/i915/intel_uncore.c | 68 ++++++++++++++++++------------------- 2 files changed, 44 insertions(+), 34 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 925239d1ea39..f8c66eea06bc 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -582,9 +582,19 @@ struct intel_uncore_funcs { uint32_t val, bool trace); }; +struct intel_forcewake_range { + u32 start; + u32 end; + + enum forcewake_domains domains; +}; + struct intel_uncore { spinlock_t lock; /** lock is also taken in irq contexts. */ + const struct intel_forcewake_range *fw_domains_table; + unsigned int fw_domains_table_entries; + struct intel_uncore_funcs funcs; unsigned fifo_count; diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index 37df0080af68..8642e6555193 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -582,14 +582,6 @@ void assert_forcewakes_inactive(struct drm_i915_private *dev_priv) __fwd; \ }) -struct intel_forcewake_range -{ - u32 start; - u32 end; - - enum forcewake_domains domains; -}; - static int fw_range_cmp(const void *key, const void *elt) { const struct intel_forcewake_range *entry = elt; @@ -604,28 +596,38 @@ static int fw_range_cmp(const void *key, const void *elt) } static enum forcewake_domains -find_fw_domain(u32 offset, const struct intel_forcewake_range *ranges, - unsigned int num_ranges) +find_fw_domain(struct drm_i915_private *dev_priv, u32 offset) { - struct intel_forcewake_range *entry; + const struct intel_forcewake_range *table, *entry; + unsigned int num_entries; - entry = bsearch((void *)(unsigned long)offset, (const void *)ranges, - num_ranges, sizeof(struct intel_forcewake_range), + table = dev_priv->uncore.fw_domains_table; + num_entries = dev_priv->uncore.fw_domains_table_entries; + + entry = bsearch((void *)(unsigned long)offset, (const void *)table, + num_entries, sizeof(struct intel_forcewake_range), fw_range_cmp); return entry ? entry->domains : 0; } static void -intel_fw_table_check(const struct intel_forcewake_range *ranges, - unsigned int num_ranges) +intel_fw_table_check(struct drm_i915_private *dev_priv) { + const struct intel_forcewake_range *ranges; + unsigned int num_ranges; s32 prev; unsigned int i; if (!IS_ENABLED(CONFIG_DRM_I915_DEBUG)) return; + ranges = dev_priv->uncore.fw_domains_table; + if (!ranges) + return; + + num_ranges = dev_priv->uncore.fw_domains_table_entries; + for (i = 0, prev = -1; i < num_ranges; i++, ranges++) { WARN_ON_ONCE(prev >= (s32)ranges->start); prev = ranges->start; @@ -652,8 +654,7 @@ static const struct intel_forcewake_range __vlv_fw_ranges[] = { ({ \ enum forcewake_domains __fwd = 0; \ if (NEEDS_FORCE_WAKE((offset))) \ - __fwd = find_fw_domain(offset, __vlv_fw_ranges, \ - ARRAY_SIZE(__vlv_fw_ranges)); \ + __fwd = find_fw_domain(dev_priv, offset); \ __fwd; \ }) @@ -711,8 +712,7 @@ static const struct intel_forcewake_range __chv_fw_ranges[] = { ({ \ enum forcewake_domains __fwd = 0; \ if (NEEDS_FORCE_WAKE((offset))) \ - __fwd = find_fw_domain(offset, __chv_fw_ranges, \ - ARRAY_SIZE(__chv_fw_ranges)); \ + __fwd = find_fw_domain(dev_priv, offset); \ __fwd; \ }) @@ -720,8 +720,7 @@ static const struct intel_forcewake_range __chv_fw_ranges[] = { ({ \ enum forcewake_domains __fwd = 0; \ if (NEEDS_FORCE_WAKE((offset)) && !is_gen8_shadowed(offset)) \ - __fwd = find_fw_domain(offset, __chv_fw_ranges, \ - ARRAY_SIZE(__chv_fw_ranges)); \ + __fwd = find_fw_domain(dev_priv, offset); \ __fwd; \ }) @@ -765,8 +764,7 @@ static const struct intel_forcewake_range __gen9_fw_ranges[] = { ({ \ enum forcewake_domains __fwd = 0; \ if (NEEDS_FORCE_WAKE((offset))) \ - __fwd = find_fw_domain(offset, __gen9_fw_ranges, \ - ARRAY_SIZE(__gen9_fw_ranges)); \ + __fwd = find_fw_domain(dev_priv, offset); \ __fwd; \ }) @@ -794,8 +792,7 @@ static bool is_gen9_shadowed(u32 offset) ({ \ enum forcewake_domains __fwd = 0; \ if (NEEDS_FORCE_WAKE((offset)) && !is_gen9_shadowed(offset)) \ - __fwd = find_fw_domain(offset, __gen9_fw_ranges, \ - ARRAY_SIZE(__gen9_fw_ranges)); \ + __fwd = find_fw_domain(dev_priv, offset); \ __fwd; \ }) @@ -1317,6 +1314,13 @@ static void intel_uncore_fw_domains_init(struct drm_i915_private *dev_priv) WARN_ON(dev_priv->uncore.fw_domains == 0); } +#define ASSIGN_FW_DOMAINS_TABLE(d) \ +{ \ + dev_priv->uncore.fw_domains_table = \ + (struct intel_forcewake_range *)(d); \ + dev_priv->uncore.fw_domains_table_entries = ARRAY_SIZE((d)); \ +} + void intel_uncore_init(struct drm_i915_private *dev_priv) { i915_check_vgpu(dev_priv); @@ -1330,17 +1334,13 @@ void intel_uncore_init(struct drm_i915_private *dev_priv) switch (INTEL_INFO(dev_priv)->gen) { default: case 9: - intel_fw_table_check(__gen9_fw_ranges, - ARRAY_SIZE(__gen9_fw_ranges)); - + ASSIGN_FW_DOMAINS_TABLE(__gen9_fw_ranges); ASSIGN_WRITE_MMIO_VFUNCS(gen9); ASSIGN_READ_MMIO_VFUNCS(gen9); break; case 8: if (IS_CHERRYVIEW(dev_priv)) { - intel_fw_table_check(__chv_fw_ranges, - ARRAY_SIZE(__chv_fw_ranges)); - + ASSIGN_FW_DOMAINS_TABLE(__chv_fw_ranges); ASSIGN_WRITE_MMIO_VFUNCS(chv); ASSIGN_READ_MMIO_VFUNCS(chv); @@ -1354,9 +1354,7 @@ void intel_uncore_init(struct drm_i915_private *dev_priv) ASSIGN_WRITE_MMIO_VFUNCS(gen6); if (IS_VALLEYVIEW(dev_priv)) { - intel_fw_table_check(__vlv_fw_ranges, - ARRAY_SIZE(__vlv_fw_ranges)); - + ASSIGN_FW_DOMAINS_TABLE(__vlv_fw_ranges); ASSIGN_READ_MMIO_VFUNCS(vlv); } else { ASSIGN_READ_MMIO_VFUNCS(gen6); @@ -1374,6 +1372,8 @@ void intel_uncore_init(struct drm_i915_private *dev_priv) break; } + intel_fw_table_check(dev_priv); + if (intel_vgpu_active(dev_priv)) { ASSIGN_WRITE_MMIO_VFUNCS(vgpu); ASSIGN_READ_MMIO_VFUNCS(vgpu); -- cgit v1.2.3 From 895833bd97fb03bb391710f5d4f9bc092813d847 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Tue, 4 Oct 2016 09:29:24 +0100 Subject: drm/i915: Remove identical macros Remove some macros which are now obviously identical. v2: Added HAS_FWTABLE macro and simplified intel_uncore_forcewake_for_read. (Joonas Lahtinen) Signed-off-by: Tvrtko Ursulin Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_uncore.c | 70 +++++++++++-------------------------- 1 file changed, 20 insertions(+), 50 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index 8642e6555193..1e6aa4db0e6a 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -639,6 +639,11 @@ intel_fw_table_check(struct drm_i915_private *dev_priv) #define GEN_FW_RANGE(s, e, d) \ { .start = (s), .end = (e), .domains = (d) } +#define HAS_FWTABLE(dev_priv) \ + (IS_GEN9(dev_priv) || \ + IS_CHERRYVIEW(dev_priv) || \ + IS_VALLEYVIEW(dev_priv)) + /* *Must* be sorted by offset ranges! See intel_fw_table_check(). */ static const struct intel_forcewake_range __vlv_fw_ranges[] = { GEN_FW_RANGE(0x2000, 0x3fff, FORCEWAKE_RENDER), @@ -650,7 +655,7 @@ static const struct intel_forcewake_range __vlv_fw_ranges[] = { GEN_FW_RANGE(0x30000, 0x3ffff, FORCEWAKE_MEDIA), }; -#define __vlv_reg_read_fw_domains(offset) \ +#define __fwtable_reg_read_fw_domains(offset) \ ({ \ enum forcewake_domains __fwd = 0; \ if (NEEDS_FORCE_WAKE((offset))) \ @@ -708,14 +713,6 @@ static const struct intel_forcewake_range __chv_fw_ranges[] = { GEN_FW_RANGE(0x30000, 0x37fff, FORCEWAKE_MEDIA), }; -#define __chv_reg_read_fw_domains(offset) \ -({ \ - enum forcewake_domains __fwd = 0; \ - if (NEEDS_FORCE_WAKE((offset))) \ - __fwd = find_fw_domain(dev_priv, offset); \ - __fwd; \ -}) - #define __chv_reg_write_fw_domains(offset) \ ({ \ enum forcewake_domains __fwd = 0; \ @@ -760,14 +757,6 @@ static const struct intel_forcewake_range __gen9_fw_ranges[] = { GEN_FW_RANGE(0x30000, 0x3ffff, FORCEWAKE_MEDIA), }; -#define __gen9_reg_read_fw_domains(offset) \ -({ \ - enum forcewake_domains __fwd = 0; \ - if (NEEDS_FORCE_WAKE((offset))) \ - __fwd = find_fw_domain(dev_priv, offset); \ - __fwd; \ -}) - static const i915_reg_t gen9_shadowed_regs[] = { RING_TAIL(RENDER_RING_BASE), RING_TAIL(GEN6_BSD_RING_BASE), @@ -927,7 +916,7 @@ static u##x \ vlv_read##x(struct drm_i915_private *dev_priv, i915_reg_t reg, bool trace) { \ enum forcewake_domains fw_engine; \ GEN6_READ_HEADER(x); \ - fw_engine = __vlv_reg_read_fw_domains(offset); \ + fw_engine = __fwtable_reg_read_fw_domains(offset); \ if (fw_engine) \ __force_wake_auto(dev_priv, fw_engine); \ val = __raw_i915_read##x(dev_priv, reg); \ @@ -939,7 +928,7 @@ static u##x \ chv_read##x(struct drm_i915_private *dev_priv, i915_reg_t reg, bool trace) { \ enum forcewake_domains fw_engine; \ GEN6_READ_HEADER(x); \ - fw_engine = __chv_reg_read_fw_domains(offset); \ + fw_engine = __fwtable_reg_read_fw_domains(offset); \ if (fw_engine) \ __force_wake_auto(dev_priv, fw_engine); \ val = __raw_i915_read##x(dev_priv, reg); \ @@ -951,7 +940,7 @@ static u##x \ gen9_read##x(struct drm_i915_private *dev_priv, i915_reg_t reg, bool trace) { \ enum forcewake_domains fw_engine; \ GEN6_READ_HEADER(x); \ - fw_engine = __gen9_reg_read_fw_domains(offset); \ + fw_engine = __fwtable_reg_read_fw_domains(offset); \ if (fw_engine) \ __force_wake_auto(dev_priv, fw_engine); \ val = __raw_i915_read##x(dev_priv, reg); \ @@ -1823,35 +1812,16 @@ static enum forcewake_domains intel_uncore_forcewake_for_read(struct drm_i915_private *dev_priv, i915_reg_t reg) { + u32 offset = i915_mmio_reg_offset(reg); enum forcewake_domains fw_domains; - if (intel_vgpu_active(dev_priv)) - return 0; - - switch (INTEL_GEN(dev_priv)) { - case 9: - fw_domains = __gen9_reg_read_fw_domains(i915_mmio_reg_offset(reg)); - break; - case 8: - if (IS_CHERRYVIEW(dev_priv)) - fw_domains = __chv_reg_read_fw_domains(i915_mmio_reg_offset(reg)); - else - fw_domains = __gen6_reg_read_fw_domains(i915_mmio_reg_offset(reg)); - break; - case 7: - case 6: - if (IS_VALLEYVIEW(dev_priv)) - fw_domains = __vlv_reg_read_fw_domains(i915_mmio_reg_offset(reg)); - else - fw_domains = __gen6_reg_read_fw_domains(i915_mmio_reg_offset(reg)); - break; - default: - MISSING_CASE(INTEL_INFO(dev_priv)->gen); - case 5: /* forcewake was introduced with gen6 */ - case 4: - case 3: - case 2: - return 0; + if (HAS_FWTABLE(dev_priv)) { + fw_domains = __fwtable_reg_read_fw_domains(offset); + } else if (INTEL_GEN(dev_priv) >= 6) { + fw_domains = __gen6_reg_read_fw_domains(offset); + } else { + WARN_ON(!IS_GEN(dev_priv, 2, 5)); + fw_domains = 0; } WARN_ON(fw_domains & ~dev_priv->uncore.fw_domains); @@ -1865,9 +1835,6 @@ intel_uncore_forcewake_for_write(struct drm_i915_private *dev_priv, { enum forcewake_domains fw_domains; - if (intel_vgpu_active(dev_priv)) - return 0; - switch (INTEL_GEN(dev_priv)) { case 9: fw_domains = __gen9_reg_write_fw_domains(i915_mmio_reg_offset(reg)); @@ -1918,6 +1885,9 @@ intel_uncore_forcewake_for_reg(struct drm_i915_private *dev_priv, WARN_ON(!op); + if (intel_vgpu_active(dev_priv)) + return 0; + if (op & FW_REG_READ) fw_domains = intel_uncore_forcewake_for_read(dev_priv, reg); -- cgit v1.2.3 From 6044c4a3710212cf4a68340744ba0bdc069d5928 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Tue, 4 Oct 2016 09:29:25 +0100 Subject: drm/i915: Remove identical mmio read functions It is now obvious VLV, CHV and Gen9 mmio read fcuntions are completely identical so we can remove the three copies and just keep the newly named generic implementation. v2: Use fwtable naming consistently. (Joonas Lahtinen) Signed-off-by: Tvrtko Ursulin Reviewed-by: Joonas Lahtinen Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_uncore.c | 54 +++++++------------------------------ 1 file changed, 10 insertions(+), 44 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index 1e6aa4db0e6a..2807e88d9c3e 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -911,9 +911,9 @@ gen6_read##x(struct drm_i915_private *dev_priv, i915_reg_t reg, bool trace) { \ GEN6_READ_FOOTER; \ } -#define __vlv_read(x) \ +#define __fwtable_read(x) \ static u##x \ -vlv_read##x(struct drm_i915_private *dev_priv, i915_reg_t reg, bool trace) { \ +fwtable_read##x(struct drm_i915_private *dev_priv, i915_reg_t reg, bool trace) { \ enum forcewake_domains fw_engine; \ GEN6_READ_HEADER(x); \ fw_engine = __fwtable_reg_read_fw_domains(offset); \ @@ -923,50 +923,16 @@ vlv_read##x(struct drm_i915_private *dev_priv, i915_reg_t reg, bool trace) { \ GEN6_READ_FOOTER; \ } -#define __chv_read(x) \ -static u##x \ -chv_read##x(struct drm_i915_private *dev_priv, i915_reg_t reg, bool trace) { \ - enum forcewake_domains fw_engine; \ - GEN6_READ_HEADER(x); \ - fw_engine = __fwtable_reg_read_fw_domains(offset); \ - if (fw_engine) \ - __force_wake_auto(dev_priv, fw_engine); \ - val = __raw_i915_read##x(dev_priv, reg); \ - GEN6_READ_FOOTER; \ -} - -#define __gen9_read(x) \ -static u##x \ -gen9_read##x(struct drm_i915_private *dev_priv, i915_reg_t reg, bool trace) { \ - enum forcewake_domains fw_engine; \ - GEN6_READ_HEADER(x); \ - fw_engine = __fwtable_reg_read_fw_domains(offset); \ - if (fw_engine) \ - __force_wake_auto(dev_priv, fw_engine); \ - val = __raw_i915_read##x(dev_priv, reg); \ - GEN6_READ_FOOTER; \ -} - -__gen9_read(8) -__gen9_read(16) -__gen9_read(32) -__gen9_read(64) -__chv_read(8) -__chv_read(16) -__chv_read(32) -__chv_read(64) -__vlv_read(8) -__vlv_read(16) -__vlv_read(32) -__vlv_read(64) +__fwtable_read(8) +__fwtable_read(16) +__fwtable_read(32) +__fwtable_read(64) __gen6_read(8) __gen6_read(16) __gen6_read(32) __gen6_read(64) -#undef __gen9_read -#undef __chv_read -#undef __vlv_read +#undef __fwtable_read #undef __gen6_read #undef GEN6_READ_FOOTER #undef GEN6_READ_HEADER @@ -1325,13 +1291,13 @@ void intel_uncore_init(struct drm_i915_private *dev_priv) case 9: ASSIGN_FW_DOMAINS_TABLE(__gen9_fw_ranges); ASSIGN_WRITE_MMIO_VFUNCS(gen9); - ASSIGN_READ_MMIO_VFUNCS(gen9); + ASSIGN_READ_MMIO_VFUNCS(fwtable); break; case 8: if (IS_CHERRYVIEW(dev_priv)) { ASSIGN_FW_DOMAINS_TABLE(__chv_fw_ranges); ASSIGN_WRITE_MMIO_VFUNCS(chv); - ASSIGN_READ_MMIO_VFUNCS(chv); + ASSIGN_READ_MMIO_VFUNCS(fwtable); } else { ASSIGN_WRITE_MMIO_VFUNCS(gen8); @@ -1344,7 +1310,7 @@ void intel_uncore_init(struct drm_i915_private *dev_priv) if (IS_VALLEYVIEW(dev_priv)) { ASSIGN_FW_DOMAINS_TABLE(__vlv_fw_ranges); - ASSIGN_READ_MMIO_VFUNCS(vlv); + ASSIGN_READ_MMIO_VFUNCS(fwtable); } else { ASSIGN_READ_MMIO_VFUNCS(gen6); } -- cgit v1.2.3 From 22d48c55ba5fbc9ecff51b0bdca829abd2b508cb Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Tue, 4 Oct 2016 09:29:26 +0100 Subject: drm/i915: Remove identical write mmmio functions We notice two identical copies of the shadow register table and following from that removal can also unify CHV and Gen9 write mmio functions and macros into a single implementation. v2: Name fwtable consistently and use HAS_FWTABLE. (Joonas Lahtinen) Signed-off-by: Tvrtko Ursulin Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_uncore.c | 94 ++++++++----------------------------- 1 file changed, 19 insertions(+), 75 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index 2807e88d9c3e..fbcc3039db10 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -713,7 +713,7 @@ static const struct intel_forcewake_range __chv_fw_ranges[] = { GEN_FW_RANGE(0x30000, 0x37fff, FORCEWAKE_MEDIA), }; -#define __chv_reg_write_fw_domains(offset) \ +#define __fwtable_reg_write_fw_domains(offset) \ ({ \ enum forcewake_domains __fwd = 0; \ if (NEEDS_FORCE_WAKE((offset)) && !is_gen8_shadowed(offset)) \ @@ -757,34 +757,6 @@ static const struct intel_forcewake_range __gen9_fw_ranges[] = { GEN_FW_RANGE(0x30000, 0x3ffff, FORCEWAKE_MEDIA), }; -static const i915_reg_t gen9_shadowed_regs[] = { - RING_TAIL(RENDER_RING_BASE), - RING_TAIL(GEN6_BSD_RING_BASE), - RING_TAIL(VEBOX_RING_BASE), - RING_TAIL(BLT_RING_BASE), - GEN6_RPNSWREQ, - GEN6_RC_VIDEO_FREQ, - /* TODO: Other registers are not yet used */ -}; - -static bool is_gen9_shadowed(u32 offset) -{ - int i; - for (i = 0; i < ARRAY_SIZE(gen9_shadowed_regs); i++) - if (offset == gen9_shadowed_regs[i].reg) - return true; - - return false; -} - -#define __gen9_reg_write_fw_domains(offset) \ -({ \ - enum forcewake_domains __fwd = 0; \ - if (NEEDS_FORCE_WAKE((offset)) && !is_gen9_shadowed(offset)) \ - __fwd = find_fw_domain(dev_priv, offset); \ - __fwd; \ -}) - static void ilk_dummy_write(struct drm_i915_private *dev_priv) { @@ -1040,37 +1012,21 @@ gen8_write##x(struct drm_i915_private *dev_priv, i915_reg_t reg, u##x val, bool GEN6_WRITE_FOOTER; \ } -#define __chv_write(x) \ +#define __fwtable_write(x) \ static void \ -chv_write##x(struct drm_i915_private *dev_priv, i915_reg_t reg, u##x val, bool trace) { \ +fwtable_write##x(struct drm_i915_private *dev_priv, i915_reg_t reg, u##x val, bool trace) { \ enum forcewake_domains fw_engine; \ GEN6_WRITE_HEADER; \ - fw_engine = __chv_reg_write_fw_domains(offset); \ + fw_engine = __fwtable_reg_write_fw_domains(offset); \ if (fw_engine) \ __force_wake_auto(dev_priv, fw_engine); \ __raw_i915_write##x(dev_priv, reg, val); \ GEN6_WRITE_FOOTER; \ } -#define __gen9_write(x) \ -static void \ -gen9_write##x(struct drm_i915_private *dev_priv, i915_reg_t reg, u##x val, \ - bool trace) { \ - enum forcewake_domains fw_engine; \ - GEN6_WRITE_HEADER; \ - fw_engine = __gen9_reg_write_fw_domains(offset); \ - if (fw_engine) \ - __force_wake_auto(dev_priv, fw_engine); \ - __raw_i915_write##x(dev_priv, reg, val); \ - GEN6_WRITE_FOOTER; \ -} - -__gen9_write(8) -__gen9_write(16) -__gen9_write(32) -__chv_write(8) -__chv_write(16) -__chv_write(32) +__fwtable_write(8) +__fwtable_write(16) +__fwtable_write(32) __gen8_write(8) __gen8_write(16) __gen8_write(32) @@ -1078,8 +1034,7 @@ __gen6_write(8) __gen6_write(16) __gen6_write(32) -#undef __gen9_write -#undef __chv_write +#undef __fwtable_write #undef __gen8_write #undef __gen6_write #undef GEN6_WRITE_FOOTER @@ -1290,13 +1245,13 @@ void intel_uncore_init(struct drm_i915_private *dev_priv) default: case 9: ASSIGN_FW_DOMAINS_TABLE(__gen9_fw_ranges); - ASSIGN_WRITE_MMIO_VFUNCS(gen9); + ASSIGN_WRITE_MMIO_VFUNCS(fwtable); ASSIGN_READ_MMIO_VFUNCS(fwtable); break; case 8: if (IS_CHERRYVIEW(dev_priv)) { ASSIGN_FW_DOMAINS_TABLE(__chv_fw_ranges); - ASSIGN_WRITE_MMIO_VFUNCS(chv); + ASSIGN_WRITE_MMIO_VFUNCS(fwtable); ASSIGN_READ_MMIO_VFUNCS(fwtable); } else { @@ -1799,29 +1754,18 @@ static enum forcewake_domains intel_uncore_forcewake_for_write(struct drm_i915_private *dev_priv, i915_reg_t reg) { + u32 offset = i915_mmio_reg_offset(reg); enum forcewake_domains fw_domains; - switch (INTEL_GEN(dev_priv)) { - case 9: - fw_domains = __gen9_reg_write_fw_domains(i915_mmio_reg_offset(reg)); - break; - case 8: - if (IS_CHERRYVIEW(dev_priv)) - fw_domains = __chv_reg_write_fw_domains(i915_mmio_reg_offset(reg)); - else - fw_domains = __gen8_reg_write_fw_domains(i915_mmio_reg_offset(reg)); - break; - case 7: - case 6: + if (HAS_FWTABLE(dev_priv) && !IS_VALLEYVIEW(dev_priv)) { + fw_domains = __fwtable_reg_write_fw_domains(offset); + } else if (IS_GEN8(dev_priv)) { + fw_domains = __gen8_reg_write_fw_domains(offset); + } else if (IS_GEN(dev_priv, 6, 7)) { fw_domains = FORCEWAKE_RENDER; - break; - default: - MISSING_CASE(INTEL_INFO(dev_priv)->gen); - case 5: - case 4: - case 3: - case 2: - return 0; + } else { + WARN_ON(!IS_GEN(dev_priv, 2, 5)); + fw_domains = 0; } WARN_ON(fw_domains & ~dev_priv->uncore.fw_domains); -- cgit v1.2.3 From 47188574a966b9b9ba0aa5a0fa88d934a331dc07 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Tue, 4 Oct 2016 09:29:27 +0100 Subject: drm/i915: Sort the shadow register table Also verify the order at runtime. This was we can start using binary search on it in a following patch. v2: Add comment on the sorted array and only check it when debug option is enabled. v3: Use IS_ENABLED. (Chris Wilson) Signed-off-by: Tvrtko Ursulin Reviewed-by: Joonas Lahtinen (v1) Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_uncore.c | 32 ++++++++++++++++++++++++++------ 1 file changed, 26 insertions(+), 6 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index fbcc3039db10..d7c9b6bc6e5e 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -663,16 +663,34 @@ static const struct intel_forcewake_range __vlv_fw_ranges[] = { __fwd; \ }) +/* *Must* be sorted by offset! See intel_shadow_table_check(). */ static const i915_reg_t gen8_shadowed_regs[] = { - GEN6_RPNSWREQ, - GEN6_RC_VIDEO_FREQ, - RING_TAIL(RENDER_RING_BASE), - RING_TAIL(GEN6_BSD_RING_BASE), - RING_TAIL(VEBOX_RING_BASE), - RING_TAIL(BLT_RING_BASE), + RING_TAIL(RENDER_RING_BASE), /* 0x2000 (base) */ + GEN6_RPNSWREQ, /* 0xA008 */ + GEN6_RC_VIDEO_FREQ, /* 0xA00C */ + RING_TAIL(GEN6_BSD_RING_BASE), /* 0x12000 (base) */ + RING_TAIL(VEBOX_RING_BASE), /* 0x1a000 (base) */ + RING_TAIL(BLT_RING_BASE), /* 0x22000 (base) */ /* TODO: Other registers are not yet used */ }; +static void intel_shadow_table_check(void) +{ + const i915_reg_t *reg = gen8_shadowed_regs; + s32 prev; + u32 offset; + unsigned int i; + + if (!IS_ENABLED(CONFIG_DRM_I915_DEBUG)) + return; + + for (i = 0, prev = -1; i < ARRAY_SIZE(gen8_shadowed_regs); i++, reg++) { + offset = i915_mmio_reg_offset(*reg); + WARN_ON_ONCE(prev >= (s32)offset); + prev = offset; + } +} + static bool is_gen8_shadowed(u32 offset) { int i; @@ -1283,6 +1301,8 @@ void intel_uncore_init(struct drm_i915_private *dev_priv) } intel_fw_table_check(dev_priv); + if (INTEL_GEN(dev_priv) >= 8) + intel_shadow_table_check(); if (intel_vgpu_active(dev_priv)) { ASSIGN_WRITE_MMIO_VFUNCS(vgpu); -- cgit v1.2.3 From 5a659383816aa548e7a1049d3dd5dd552966acac Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Tue, 4 Oct 2016 09:29:28 +0100 Subject: drm/i915: Use binary search when looking for shadowed registers Simply replace the linear search with the kernel's binary search implementation. There is only six registers currently in that table so this may not be that interesting. It adds a function call so hopefully remains performance neutral for now. v2: No need for manual conversion to bool for return. (Joonas Lahtinen) Signed-off-by: Tvrtko Ursulin Reviewed-by: Joonas Lahtinen Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_uncore.c | 26 +++++++++++++++++++++----- 1 file changed, 21 insertions(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index d7c9b6bc6e5e..8ac684598cec 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -691,14 +691,30 @@ static void intel_shadow_table_check(void) } } +static int mmio_reg_cmp(const void *key, const void *elt) +{ + u32 offset = (u32)(unsigned long)key; + i915_reg_t *reg = (i915_reg_t *)elt; + + if (offset < i915_mmio_reg_offset(*reg)) + return -1; + else if (offset > i915_mmio_reg_offset(*reg)) + return 1; + else + return 0; +} + static bool is_gen8_shadowed(u32 offset) { - int i; - for (i = 0; i < ARRAY_SIZE(gen8_shadowed_regs); i++) - if (offset == gen8_shadowed_regs[i].reg) - return true; + i915_reg_t *reg; - return false; + reg = bsearch((void *)(unsigned long)offset, + (const void *)gen8_shadowed_regs, + ARRAY_SIZE(gen8_shadowed_regs), + sizeof(i915_reg_t), + mmio_reg_cmp); + + return reg; } #define __gen8_reg_write_fw_domains(offset) \ -- cgit v1.2.3 From 9480dbf074417ef8b06ba3923b8648f49c85265b Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Tue, 4 Oct 2016 09:29:29 +0100 Subject: drm/i915: Inline binary search Instead of using bsearch library function make a local generator macro out of it so the comparison callback can be inlined. Signed-off-by: Tvrtko Ursulin Suggested-by: Chris Wilson Reviewed-by: Chris Wilson Link: http://patchwork.freedesktop.org/patch/msgid/1475569769-31108-1-git-send-email-tvrtko.ursulin@linux.intel.com --- drivers/gpu/drm/i915/intel_uncore.c | 56 ++++++++++++++++++++----------------- 1 file changed, 31 insertions(+), 25 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index 8ac684598cec..e2b188dcf908 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -26,7 +26,6 @@ #include "i915_vgpu.h" #include -#include #define FORCEWAKE_ACK_TIMEOUT_MS 50 @@ -582,11 +581,8 @@ void assert_forcewakes_inactive(struct drm_i915_private *dev_priv) __fwd; \ }) -static int fw_range_cmp(const void *key, const void *elt) +static int fw_range_cmp(u32 offset, const struct intel_forcewake_range *entry) { - const struct intel_forcewake_range *entry = elt; - u32 offset = (u32)((unsigned long)key); - if (offset < entry->start) return -1; else if (offset > entry->end) @@ -595,17 +591,33 @@ static int fw_range_cmp(const void *key, const void *elt) return 0; } +/* Copied and "macroized" from lib/bsearch.c */ +#define BSEARCH(key, base, num, cmp) ({ \ + unsigned int start__ = 0, end__ = (num); \ + typeof(base) result__ = NULL; \ + while (start__ < end__) { \ + unsigned int mid__ = start__ + (end__ - start__) / 2; \ + int ret__ = (cmp)((key), (base) + mid__); \ + if (ret__ < 0) { \ + end__ = mid__; \ + } else if (ret__ > 0) { \ + start__ = mid__ + 1; \ + } else { \ + result__ = (base) + mid__; \ + break; \ + } \ + } \ + result__; \ +}) + static enum forcewake_domains find_fw_domain(struct drm_i915_private *dev_priv, u32 offset) { - const struct intel_forcewake_range *table, *entry; - unsigned int num_entries; + const struct intel_forcewake_range *entry; - table = dev_priv->uncore.fw_domains_table; - num_entries = dev_priv->uncore.fw_domains_table_entries; - - entry = bsearch((void *)(unsigned long)offset, (const void *)table, - num_entries, sizeof(struct intel_forcewake_range), + entry = BSEARCH(offset, + dev_priv->uncore.fw_domains_table, + dev_priv->uncore.fw_domains_table_entries, fw_range_cmp); return entry ? entry->domains : 0; @@ -691,14 +703,13 @@ static void intel_shadow_table_check(void) } } -static int mmio_reg_cmp(const void *key, const void *elt) +static int mmio_reg_cmp(u32 key, const i915_reg_t *reg) { - u32 offset = (u32)(unsigned long)key; - i915_reg_t *reg = (i915_reg_t *)elt; + u32 offset = i915_mmio_reg_offset(*reg); - if (offset < i915_mmio_reg_offset(*reg)) + if (key < offset) return -1; - else if (offset > i915_mmio_reg_offset(*reg)) + else if (key > offset) return 1; else return 0; @@ -706,15 +717,10 @@ static int mmio_reg_cmp(const void *key, const void *elt) static bool is_gen8_shadowed(u32 offset) { - i915_reg_t *reg; - - reg = bsearch((void *)(unsigned long)offset, - (const void *)gen8_shadowed_regs, - ARRAY_SIZE(gen8_shadowed_regs), - sizeof(i915_reg_t), - mmio_reg_cmp); + const i915_reg_t *regs = gen8_shadowed_regs; - return reg; + return BSEARCH(offset, regs, ARRAY_SIZE(gen8_shadowed_regs), + mmio_reg_cmp); } #define __gen8_reg_write_fw_domains(offset) \ -- cgit v1.2.3 From bb7791bd2bd424938edb269a17ab154c0d341327 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 4 Oct 2016 12:29:17 +0300 Subject: drm/i915: make skl_ddb_add_affected_planes static Fix sparse warning: drivers/gpu/drm/i915/intel_pm.c:3970:1: warning: symbol 'skl_ddb_add_affected_planes' was not declared. Should it be static? Fixes: 7f60e200e254 ("drm/i915/gen9: only add the planes actually affected by ddb changes") Cc: Lyude Cc: Paulo Zanoni Reviewed-by: Joonas Lahtinen Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1475573357-30562-1-git-send-email-jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_pm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 425544b1f733..7f1748a1e614 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3966,7 +3966,7 @@ pipes_modified(struct drm_atomic_state *state) return ret; } -int +static int skl_ddb_add_affected_planes(struct intel_crtc_state *cstate) { struct drm_atomic_state *state = cstate->base.state; -- cgit v1.2.3 From 615e5000830dd24b8dc6876a6a1babbeda998fdf Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 4 Oct 2016 12:54:13 +0300 Subject: drm/i915: silence io mapping/unmapping sparse warnings on different address spaces drivers/gpu/drm/i915/i915_gem_execbuffer.c:432:52: warning: incorrect type in argument 1 (different address spaces) drivers/gpu/drm/i915/i915_gem_execbuffer.c:432:52: expected void [noderef] *vaddr drivers/gpu/drm/i915/i915_gem_execbuffer.c:432:52: got void * drivers/gpu/drm/i915/i915_gem_execbuffer.c:477:15: warning: incorrect type in assignment (different address spaces) drivers/gpu/drm/i915/i915_gem_execbuffer.c:477:15: expected void *vaddr drivers/gpu/drm/i915/i915_gem_execbuffer.c:477:15: got void [noderef] * Cc: Chris Wilson Reviewed-by: Joonas Lahtinen Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1475574853-4178-2-git-send-email-jani.nikula@intel.com --- drivers/gpu/drm/i915/i915_gem_execbuffer.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index 33c85227643d..e88786ea1219 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -429,7 +429,7 @@ static void *reloc_iomap(struct drm_i915_gem_object *obj, } if (cache->vaddr) { - io_mapping_unmap_atomic(unmask_page(cache->vaddr)); + io_mapping_unmap_atomic((void __force __iomem *) unmask_page(cache->vaddr)); } else { struct i915_vma *vma; int ret; @@ -474,7 +474,7 @@ static void *reloc_iomap(struct drm_i915_gem_object *obj, offset += page << PAGE_SHIFT; } - vaddr = io_mapping_map_atomic_wc(&cache->i915->ggtt.mappable, offset); + vaddr = (void __force *) io_mapping_map_atomic_wc(&cache->i915->ggtt.mappable, offset); cache->page = page; cache->vaddr = (unsigned long)vaddr; -- cgit v1.2.3 From 62ae14b1edca0aaf27b84b3fa069177dd794e37f Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 4 Oct 2016 21:11:25 +0100 Subject: drm/i915: Share the computation of ring size for RING_CTL register Since both legacy and execlists want to populate the RING_CTL register, share the computation of the right bits for the ring->size. We can then stop masking errors and explicitly forbid them during creation! Signed-off-by: Chris Wilson Cc: Mika Kuoppala Reviewed-by: Mika Kuoppala Link: http://patchwork.freedesktop.org/patch/msgid/20161004201132.21801-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_reg.h | 1 + drivers/gpu/drm/i915/intel_lrc.c | 2 +- drivers/gpu/drm/i915/intel_ringbuffer.c | 5 ++--- 3 files changed, 4 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 8d44cee710f0..acc767a52d8e 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -1605,6 +1605,7 @@ enum skl_disp_power_wells { #define RING_HEAD(base) _MMIO((base)+0x34) #define RING_START(base) _MMIO((base)+0x38) #define RING_CTL(base) _MMIO((base)+0x3c) +#define RING_CTL_SIZE(size) ((size) - PAGE_SIZE) /* in bytes -> pages */ #define RING_SYNC_0(base) _MMIO((base)+0x40) #define RING_SYNC_1(base) _MMIO((base)+0x44) #define RING_SYNC_2(base) _MMIO((base)+0x48) diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 2d8eb2eb2b72..5ede272eb4d2 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -1946,7 +1946,7 @@ populate_lr_context(struct i915_gem_context *ctx, RING_START(engine->mmio_base), 0); ASSIGN_CTX_REG(reg_state, CTX_RING_BUFFER_CONTROL, RING_CTL(engine->mmio_base), - ((ring->size - PAGE_SIZE) & RING_NR_PAGES) | RING_VALID); + RING_CTL_SIZE(ring->size) | RING_VALID); ASSIGN_CTX_REG(reg_state, CTX_BB_HEAD_U, RING_BBADDR_UDW(engine->mmio_base), 0); ASSIGN_CTX_REG(reg_state, CTX_BB_HEAD_L, diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 67ea9dd5921e..8206e2aa03c6 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -585,9 +585,7 @@ static int init_ring_common(struct intel_engine_cs *engine) I915_WRITE_TAIL(engine, ring->tail); (void)I915_READ_TAIL(engine); - I915_WRITE_CTL(engine, - ((ring->size - PAGE_SIZE) & RING_NR_PAGES) - | RING_VALID); + I915_WRITE_CTL(engine, RING_CTL_SIZE(ring->size) | RING_VALID); /* If the head is still not zero, the ring is dead */ if (intel_wait_for_register_fw(dev_priv, RING_CTL(engine->mmio_base), @@ -1951,6 +1949,7 @@ intel_engine_create_ring(struct intel_engine_cs *engine, int size) struct i915_vma *vma; GEM_BUG_ON(!is_power_of_2(size)); + GEM_BUG_ON(RING_CTL_SIZE(size) & ~RING_NR_PAGES); ring = kzalloc(sizeof(*ring), GFP_KERNEL); if (!ring) -- cgit v1.2.3 From a3aabe86a3406b9946a4f7707762a833a58dfe9c Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 4 Oct 2016 21:11:26 +0100 Subject: drm/i915/execlists: Reinitialise context image after GPU hang On Braswell, at least, we observe that the context image is written in multiple phases. The first phase is to clear the register state, and subsequently rewrite it. A GPU reset at the right moment can interrupt the context update leaving it corrupt, and our update of the RING_HEAD is not sufficient to restart the engine afterwards. To recover, we need to reset the registers back to their original values. The context state is lost. What we need is a better mechanism to serialise the reset with pending flushes from the GPU. Fixes: 821ed7df6e2a ("drm/i915: Update reset path to fix incomplete requests") Signed-off-by: Chris Wilson Cc: Mika Kuoppala Reviewed-by: Mika Kuoppala Link: http://patchwork.freedesktop.org/patch/msgid/20161004201132.21801-2-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/intel_lrc.c | 103 +++++++++++++++++++++++---------------- 1 file changed, 62 insertions(+), 41 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 5ede272eb4d2..0ea992ba2723 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -226,10 +226,16 @@ enum { /* Typical size of the average request (2 pipecontrols and a MI_BB) */ #define EXECLISTS_REQUEST_SIZE 64 /* bytes */ +#define WA_TAIL_DWORDS 2 + static int execlists_context_deferred_alloc(struct i915_gem_context *ctx, struct intel_engine_cs *engine); static int intel_lr_context_pin(struct i915_gem_context *ctx, struct intel_engine_cs *engine); +static void execlists_init_reg_state(u32 *reg_state, + struct i915_gem_context *ctx, + struct intel_engine_cs *engine, + struct intel_ring *ring); /** * intel_sanitize_enable_execlists() - sanitize i915.enable_execlists @@ -707,7 +713,6 @@ static int intel_lr_context_pin(struct i915_gem_context *ctx, { struct intel_context *ce = &ctx->engine[engine->id]; void *vaddr; - u32 *lrc_reg_state; int ret; lockdep_assert_held(&ctx->i915->drm.struct_mutex); @@ -726,17 +731,16 @@ static int intel_lr_context_pin(struct i915_gem_context *ctx, goto unpin_vma; } - lrc_reg_state = vaddr + LRC_STATE_PN * PAGE_SIZE; - ret = intel_ring_pin(ce->ring); if (ret) goto unpin_map; intel_lr_context_descriptor_update(ctx, engine); - lrc_reg_state[CTX_RING_BUFFER_START+1] = + ce->lrc_reg_state = vaddr + LRC_STATE_PN * PAGE_SIZE; + ce->lrc_reg_state[CTX_RING_BUFFER_START+1] = i915_ggtt_offset(ce->ring->vma); - ce->lrc_reg_state = lrc_reg_state; + ce->state->obj->dirty = true; /* Invalidate GuC TLB. */ @@ -1284,8 +1288,21 @@ static void reset_common_ring(struct intel_engine_cs *engine, struct execlist_port *port = engine->execlist_port; struct intel_context *ce = &request->ctx->engine[engine->id]; + /* We want a simple context + ring to execute the breadcrumb update. + * We cannot rely on the context being intact across the GPU hang, + * so clear it and rebuild just what we need for the breadcrumb. + * All pending requests for this context will be zapped, and any + * future request will be after userspace has had the opportunity + * to recreate its own state. + */ + execlists_init_reg_state(ce->lrc_reg_state, + request->ctx, engine, ce->ring); + /* Move the RING_HEAD onto the breadcrumb, past the hanging batch */ + ce->lrc_reg_state[CTX_RING_BUFFER_START+1] = + i915_ggtt_offset(ce->ring->vma); ce->lrc_reg_state[CTX_RING_HEAD+1] = request->postfix; + request->ring->head = request->postfix; request->ring->last_retired_head = -1; intel_ring_update_space(request->ring); @@ -1305,6 +1322,9 @@ static void reset_common_ring(struct intel_engine_cs *engine, GEM_BUG_ON(request->ctx != port[0].request->ctx); port[0].count = 0; port[1].count = 0; + + /* Reset WaIdleLiteRestore:bdw,skl as well */ + request->tail = request->wa_tail - WA_TAIL_DWORDS * sizeof(u32); } static int intel_logical_ring_emit_pdps(struct drm_i915_gem_request *req) @@ -1542,7 +1562,6 @@ static void bxt_a_seqno_barrier(struct intel_engine_cs *engine) * used as a workaround for not being allowed to do lite * restore with HEAD==TAIL (WaIdleLiteRestore). */ -#define WA_TAIL_DWORDS 2 static int gen8_emit_request(struct drm_i915_gem_request *request) { @@ -1889,38 +1908,13 @@ static u32 intel_lr_indirect_ctx_offset(struct intel_engine_cs *engine) return indirect_ctx_offset; } -static int -populate_lr_context(struct i915_gem_context *ctx, - struct drm_i915_gem_object *ctx_obj, - struct intel_engine_cs *engine, - struct intel_ring *ring) +static void execlists_init_reg_state(u32 *reg_state, + struct i915_gem_context *ctx, + struct intel_engine_cs *engine, + struct intel_ring *ring) { - struct drm_i915_private *dev_priv = ctx->i915; - struct i915_hw_ppgtt *ppgtt = ctx->ppgtt; - void *vaddr; - u32 *reg_state; - int ret; - - if (!ppgtt) - ppgtt = dev_priv->mm.aliasing_ppgtt; - - ret = i915_gem_object_set_to_cpu_domain(ctx_obj, true); - if (ret) { - DRM_DEBUG_DRIVER("Could not set to CPU domain\n"); - return ret; - } - - vaddr = i915_gem_object_pin_map(ctx_obj, I915_MAP_WB); - if (IS_ERR(vaddr)) { - ret = PTR_ERR(vaddr); - DRM_DEBUG_DRIVER("Could not map object pages! (%d)\n", ret); - return ret; - } - ctx_obj->dirty = true; - - /* The second page of the context object contains some fields which must - * be set up prior to the first execution. */ - reg_state = vaddr + LRC_STATE_PN * PAGE_SIZE; + struct drm_i915_private *dev_priv = engine->i915; + struct i915_hw_ppgtt *ppgtt = ctx->ppgtt ?: dev_priv->mm.aliasing_ppgtt; /* A context is actually a big batch buffer with several MI_LOAD_REGISTER_IMM * commands followed by (reg, value) pairs. The values we are setting here are @@ -1934,14 +1928,11 @@ populate_lr_context(struct i915_gem_context *ctx, _MASKED_BIT_ENABLE(CTX_CTRL_INHIBIT_SYN_CTX_SWITCH | CTX_CTRL_ENGINE_CTX_RESTORE_INHIBIT | (HAS_RESOURCE_STREAMER(dev_priv) ? - CTX_CTRL_RS_CTX_ENABLE : 0))); + CTX_CTRL_RS_CTX_ENABLE : 0))); ASSIGN_CTX_REG(reg_state, CTX_RING_HEAD, RING_HEAD(engine->mmio_base), 0); ASSIGN_CTX_REG(reg_state, CTX_RING_TAIL, RING_TAIL(engine->mmio_base), 0); - /* Ring buffer start address is not known until the buffer is pinned. - * It is written to the context image in execlists_update_context() - */ ASSIGN_CTX_REG(reg_state, CTX_RING_BUFFER_START, RING_START(engine->mmio_base), 0); ASSIGN_CTX_REG(reg_state, CTX_RING_BUFFER_CONTROL, @@ -2024,6 +2015,36 @@ populate_lr_context(struct i915_gem_context *ctx, ASSIGN_CTX_REG(reg_state, CTX_R_PWR_CLK_STATE, GEN8_R_PWR_CLK_STATE, make_rpcs(dev_priv)); } +} + +static int +populate_lr_context(struct i915_gem_context *ctx, + struct drm_i915_gem_object *ctx_obj, + struct intel_engine_cs *engine, + struct intel_ring *ring) +{ + void *vaddr; + int ret; + + ret = i915_gem_object_set_to_cpu_domain(ctx_obj, true); + if (ret) { + DRM_DEBUG_DRIVER("Could not set to CPU domain\n"); + return ret; + } + + vaddr = i915_gem_object_pin_map(ctx_obj, I915_MAP_WB); + if (IS_ERR(vaddr)) { + ret = PTR_ERR(vaddr); + DRM_DEBUG_DRIVER("Could not map object pages! (%d)\n", ret); + return ret; + } + ctx_obj->dirty = true; + + /* The second page of the context object contains some fields which must + * be set up prior to the first execution. */ + + execlists_init_reg_state(vaddr + LRC_STATE_PN * PAGE_SIZE, + ctx, engine, ring); i915_gem_object_unpin_map(ctx_obj); -- cgit v1.2.3 From c87d50cc9fcc634e09d239e6d10293319eafae5f Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 4 Oct 2016 21:11:27 +0100 Subject: drm/i915/execlists: Move clearing submission count from reset to init After a GPU reset, we want to replay our queue of requests. However, the GPU reset clobbered the state and we only fixup the state for the guilty request - and engines deemed innocent we try to leave untouched so that we recover as completely as possible. However, we need to clear the sw tracking of the ELSP ports even for innocent requests, so move the clear to the common path of init_hw (from reset_hw). Reported-by: Mika Kuoppala Signed-off-by: Chris Wilson Cc: Mika Kuoppala Reviewed-by: Mika Kuoppala Link: http://patchwork.freedesktop.org/patch/msgid/20161004201132.21801-3-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/intel_lrc.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 0ea992ba2723..936f6f63f626 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -1242,8 +1242,12 @@ static int gen8_init_common_ring(struct intel_engine_cs *engine) intel_engine_init_hangcheck(engine); - if (!execlists_elsp_idle(engine)) + /* After a GPU reset, we may have requests to replay */ + if (!execlists_elsp_idle(engine)) { + engine->execlist_port[0].count = 0; + engine->execlist_port[1].count = 0; execlists_submit_ports(engine); + } return 0; } @@ -1318,10 +1322,7 @@ static void reset_common_ring(struct intel_engine_cs *engine, memset(&port[1], 0, sizeof(port[1])); } - /* CS is stopped, and we will resubmit both ports on resume */ GEM_BUG_ON(request->ctx != port[0].request->ctx); - port[0].count = 0; - port[1].count = 0; /* Reset WaIdleLiteRestore:bdw,skl as well */ request->tail = request->wa_tail - WA_TAIL_DWORDS * sizeof(u32); -- cgit v1.2.3 From 9e60ab0387817c6a9440f448aff7c8514b32d31b Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 4 Oct 2016 21:11:28 +0100 Subject: drm/i915: Disable irqs across GPU reset Whilst we reset the GPU, we want to prevent execlists from submitting new work (which it does via an interrupt handler). To achieve this we disable the irq (and drain the irq tasklet) around the reset. When we enable it again afters, the interrupt queue should be empty and we can reinitialise from a known state without fear of the tasklet running concurrently. Signed-off-by: Chris Wilson Cc: Mika Kuoppala Reviewed-by: Mika Kuoppala Link: http://patchwork.freedesktop.org/patch/msgid/20161004201132.21801-4-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_drv.c | 19 +++++++++++++++++++ drivers/gpu/drm/i915/i915_gem.c | 2 -- 2 files changed, 19 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 9c1543240e27..89d322215c84 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -1728,6 +1728,21 @@ int i915_resume_switcheroo(struct drm_device *dev) return i915_drm_resume(dev); } +static void disable_engines_irq(struct drm_i915_private *dev_priv) +{ + struct intel_engine_cs *engine; + + /* Ensure irq handler finishes, and not run again. */ + disable_irq(dev_priv->drm.irq); + for_each_engine(engine, dev_priv) + tasklet_kill(&engine->irq_tasklet); +} + +static void enable_engines_irq(struct drm_i915_private *dev_priv) +{ + enable_irq(dev_priv->drm.irq); +} + /** * i915_reset - reset chip after a hang * @dev: drm device to reset @@ -1761,7 +1776,11 @@ void i915_reset(struct drm_i915_private *dev_priv) error->reset_count++; pr_notice("drm/i915: Resetting chip after gpu hang\n"); + + disable_engines_irq(dev_priv); ret = intel_gpu_reset(dev_priv, ALL_ENGINES); + enable_engines_irq(dev_priv); + if (ret) { if (ret != -ENODEV) DRM_ERROR("Failed to reset chip: %i\n", ret); diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 1418c1c522cb..0cae8acdf906 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2581,8 +2581,6 @@ static void i915_gem_reset_engine(struct intel_engine_cs *engine) struct i915_gem_context *incomplete_ctx; bool ring_hung; - /* Ensure irq handler finishes, and not run again. */ - tasklet_kill(&engine->irq_tasklet); if (engine->irq_seqno_barrier) engine->irq_seqno_barrier(engine); -- cgit v1.2.3 From 77c607013e208ed212845ce2565f24145393fee1 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 4 Oct 2016 21:11:29 +0100 Subject: drm/i915: Double check hangcheck.seqno after reset Check that there was not a late recovery between us declaring the GPU hung and processing the reset. If the GPU did recover by itself, let the request remain on the active list and see if it hangs again! Signed-off-by: Chris Wilson Cc: Mika Kuoppala Reviewed-by: Mika Kuoppala Link: http://patchwork.freedesktop.org/patch/msgid/20161004201132.21801-5-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 0cae8acdf906..a89a88922448 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2589,6 +2589,9 @@ static void i915_gem_reset_engine(struct intel_engine_cs *engine) return; ring_hung = engine->hangcheck.score >= HANGCHECK_SCORE_RING_HUNG; + if (engine->hangcheck.seqno != intel_engine_get_seqno(engine)) + ring_hung = false; + i915_set_reset_status(request->ctx, ring_hung); if (!ring_hung) return; -- cgit v1.2.3 From cdb324bde5700725f04172bbeb6ef0bbbb6886c3 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 4 Oct 2016 21:11:30 +0100 Subject: drm/i915: Show bounds of active request in the ring on GPU hang Include the position of the active request in the ring, and display that alongside the current RING registers (on a GPU hang). Signed-off-by: Chris Wilson Cc: Mika Kuoppala Reviewed-by: Mika Kuoppala Link: http://patchwork.freedesktop.org/patch/msgid/20161004201132.21801-6-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_drv.h | 3 +++ drivers/gpu/drm/i915/i915_gpu_error.c | 9 +++++++-- 2 files changed, 10 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index f8c66eea06bc..4613f031d127 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -788,6 +788,9 @@ struct drm_i915_error_state { struct i915_address_space *vm; int num_requests; + /* position of active request inside the ring */ + u32 rq_head, rq_post, rq_tail; + /* our own tracking of ring head and tail */ u32 cpu_ring_head; u32 cpu_ring_tail; diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 2bbab226a46c..8b85efbdfa04 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -262,8 +262,9 @@ static void error_print_engine(struct drm_i915_error_state_buf *m, { err_printf(m, "%s command stream:\n", engine_str(ee->engine_id)); err_printf(m, " START: 0x%08x\n", ee->start); - err_printf(m, " HEAD: 0x%08x\n", ee->head); - err_printf(m, " TAIL: 0x%08x\n", ee->tail); + err_printf(m, " HEAD: 0x%08x\n [0x%08x]", ee->head, ee->rq_head); + err_printf(m, " TAIL: 0x%08x [0x%08x, 0x%08x]\n", + ee->tail, ee->rq_post, ee->rq_tail); err_printf(m, " CTL: 0x%08x\n", ee->ctl); err_printf(m, " MODE: 0x%08x\n", ee->mode); err_printf(m, " HWS: 0x%08x\n", ee->hws); @@ -1230,6 +1231,10 @@ static void i915_gem_record_rings(struct drm_i915_private *dev_priv, error->simulated |= request->ctx->flags & CONTEXT_NO_ERROR_CAPTURE; + ee->rq_head = request->head; + ee->rq_post = request->postfix; + ee->rq_tail = request->tail; + ring = request->ring; ee->cpu_ring_head = ring->head; ee->cpu_ring_tail = ring->tail; -- cgit v1.2.3 From 1b36595ffb350c8bec5be8894c5a43f0581864c0 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 4 Oct 2016 21:11:31 +0100 Subject: drm/i915: Show RING registers through debugfs Knowing where the RINGs are pointing is extremely useful in diagnosing if the engines are executing the ringbuffers you expect - and igt may be suppressing the usual method of looking in the GPU error state. Signed-off-by: Chris Wilson Cc: Mika Kuoppala Reviewed-by: Mika Kuoppala Link: http://patchwork.freedesktop.org/patch/msgid/20161004201132.21801-7-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_debugfs.c | 239 ++++++++++++++++++++------------ drivers/gpu/drm/i915/intel_engine_cs.c | 30 ++++ drivers/gpu/drm/i915/intel_ringbuffer.c | 16 --- drivers/gpu/drm/i915/intel_ringbuffer.h | 2 + 4 files changed, 179 insertions(+), 108 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index eb91444707d2..fe2bc485565b 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -645,6 +645,23 @@ static int i915_gem_batch_pool_info(struct seq_file *m, void *data) return 0; } +static void print_request(struct seq_file *m, + struct drm_i915_gem_request *rq, + const char *prefix) +{ + struct pid *pid = rq->ctx->pid; + struct task_struct *task; + + rcu_read_lock(); + task = pid ? pid_task(pid, PIDTYPE_PID) : NULL; + seq_printf(m, "%s%x [%x:%x] @ %d: %s [%d]\n", prefix, + rq->fence.seqno, rq->ctx->hw_id, rq->fence.seqno, + jiffies_to_msecs(jiffies - rq->emitted_jiffies), + task ? task->comm : "", + task ? task->pid : -1); + rcu_read_unlock(); +} + static int i915_gem_request_info(struct seq_file *m, void *data) { struct drm_i915_private *dev_priv = node_to_i915(m->private); @@ -668,19 +685,8 @@ static int i915_gem_request_info(struct seq_file *m, void *data) continue; seq_printf(m, "%s requests: %d\n", engine->name, count); - list_for_each_entry(req, &engine->request_list, link) { - struct pid *pid = req->ctx->pid; - struct task_struct *task; - - rcu_read_lock(); - task = pid ? pid_task(pid, PIDTYPE_PID) : NULL; - seq_printf(m, " %x @ %d: %s [%d]\n", - req->fence.seqno, - (int) (jiffies - req->emitted_jiffies), - task ? task->comm : "", - task ? task->pid : -1); - rcu_read_unlock(); - } + list_for_each_entry(req, &engine->request_list, link) + print_request(m, req, " "); any++; } @@ -2046,84 +2052,6 @@ static int i915_dump_lrc(struct seq_file *m, void *unused) return 0; } -static int i915_execlists(struct seq_file *m, void *data) -{ - struct drm_i915_private *dev_priv = node_to_i915(m->private); - struct drm_device *dev = &dev_priv->drm; - struct intel_engine_cs *engine; - u32 status_pointer; - u8 read_pointer; - u8 write_pointer; - u32 status; - u32 ctx_id; - struct list_head *cursor; - int i, ret; - - if (!i915.enable_execlists) { - seq_puts(m, "Logical Ring Contexts are disabled\n"); - return 0; - } - - ret = mutex_lock_interruptible(&dev->struct_mutex); - if (ret) - return ret; - - intel_runtime_pm_get(dev_priv); - - for_each_engine(engine, dev_priv) { - struct drm_i915_gem_request *head_req = NULL; - int count = 0; - - seq_printf(m, "%s\n", engine->name); - - status = I915_READ(RING_EXECLIST_STATUS_LO(engine)); - ctx_id = I915_READ(RING_EXECLIST_STATUS_HI(engine)); - seq_printf(m, "\tExeclist status: 0x%08X, context: %u\n", - status, ctx_id); - - status_pointer = I915_READ(RING_CONTEXT_STATUS_PTR(engine)); - seq_printf(m, "\tStatus pointer: 0x%08X\n", status_pointer); - - read_pointer = GEN8_CSB_READ_PTR(status_pointer); - write_pointer = GEN8_CSB_WRITE_PTR(status_pointer); - if (read_pointer > write_pointer) - write_pointer += GEN8_CSB_ENTRIES; - seq_printf(m, "\tRead pointer: 0x%08X, write pointer 0x%08X\n", - read_pointer, write_pointer); - - for (i = 0; i < GEN8_CSB_ENTRIES; i++) { - status = I915_READ(RING_CONTEXT_STATUS_BUF_LO(engine, i)); - ctx_id = I915_READ(RING_CONTEXT_STATUS_BUF_HI(engine, i)); - - seq_printf(m, "\tStatus buffer %d: 0x%08X, context: %u\n", - i, status, ctx_id); - } - - spin_lock_bh(&engine->execlist_lock); - list_for_each(cursor, &engine->execlist_queue) - count++; - head_req = list_first_entry_or_null(&engine->execlist_queue, - struct drm_i915_gem_request, - execlist_link); - spin_unlock_bh(&engine->execlist_lock); - - seq_printf(m, "\t%d requests in queue\n", count); - if (head_req) { - seq_printf(m, "\tHead request context: %u\n", - head_req->ctx->hw_id); - seq_printf(m, "\tHead request tail: %u\n", - head_req->tail); - } - - seq_putc(m, '\n'); - } - - intel_runtime_pm_put(dev_priv); - mutex_unlock(&dev->struct_mutex); - - return 0; -} - static const char *swizzle_string(unsigned swizzle) { switch (swizzle) { @@ -3136,6 +3064,133 @@ static int i915_display_info(struct seq_file *m, void *unused) return 0; } +static int i915_engine_info(struct seq_file *m, void *unused) +{ + struct drm_i915_private *dev_priv = node_to_i915(m->private); + struct intel_engine_cs *engine; + + for_each_engine(engine, dev_priv) { + struct intel_breadcrumbs *b = &engine->breadcrumbs; + struct drm_i915_gem_request *rq; + struct rb_node *rb; + u64 addr; + + seq_printf(m, "%s\n", engine->name); + seq_printf(m, "\tcurrent seqno %x, last %x, hangcheck %x [score %d]\n", + intel_engine_get_seqno(engine), + engine->last_submitted_seqno, + engine->hangcheck.seqno, + engine->hangcheck.score); + + rcu_read_lock(); + + seq_printf(m, "\tRequests:\n"); + + rq = list_first_entry(&engine->request_list, + struct drm_i915_gem_request, link); + if (&rq->link != &engine->request_list) + print_request(m, rq, "\t\tfirst "); + + rq = list_last_entry(&engine->request_list, + struct drm_i915_gem_request, link); + if (&rq->link != &engine->request_list) + print_request(m, rq, "\t\tlast "); + + rq = i915_gem_find_active_request(engine); + if (rq) { + print_request(m, rq, "\t\tactive "); + seq_printf(m, + "\t\t[head %04x, postfix %04x, tail %04x, batch 0x%08x_%08x]\n", + rq->head, rq->postfix, rq->tail, + rq->batch ? upper_32_bits(rq->batch->node.start) : ~0u, + rq->batch ? lower_32_bits(rq->batch->node.start) : ~0u); + } + + seq_printf(m, "\tRING_START: 0x%08x [0x%08x]\n", + I915_READ(RING_START(engine->mmio_base)), + rq ? i915_ggtt_offset(rq->ring->vma) : 0); + seq_printf(m, "\tRING_HEAD: 0x%08x [0x%08x]\n", + I915_READ(RING_HEAD(engine->mmio_base)) & HEAD_ADDR, + rq ? rq->ring->head : 0); + seq_printf(m, "\tRING_TAIL: 0x%08x [0x%08x]\n", + I915_READ(RING_TAIL(engine->mmio_base)) & TAIL_ADDR, + rq ? rq->ring->tail : 0); + seq_printf(m, "\tRING_CTL: 0x%08x [%s]\n", + I915_READ(RING_CTL(engine->mmio_base)), + I915_READ(RING_CTL(engine->mmio_base)) & (RING_WAIT | RING_WAIT_SEMAPHORE) ? "waiting" : ""); + + rcu_read_unlock(); + + addr = intel_engine_get_active_head(engine); + seq_printf(m, "\tACTHD: 0x%08x_%08x\n", + upper_32_bits(addr), lower_32_bits(addr)); + addr = intel_engine_get_last_batch_head(engine); + seq_printf(m, "\tBBADDR: 0x%08x_%08x\n", + upper_32_bits(addr), lower_32_bits(addr)); + + if (i915.enable_execlists) { + u32 ptr, read, write; + + seq_printf(m, "\tExeclist status: 0x%08x %08x\n", + I915_READ(RING_EXECLIST_STATUS_LO(engine)), + I915_READ(RING_EXECLIST_STATUS_HI(engine))); + + ptr = I915_READ(RING_CONTEXT_STATUS_PTR(engine)); + read = GEN8_CSB_READ_PTR(ptr); + write = GEN8_CSB_WRITE_PTR(ptr); + seq_printf(m, "\tExeclist CSB read %d, write %d\n", + read, write); + if (read >= GEN8_CSB_ENTRIES) + read = 0; + if (write >= GEN8_CSB_ENTRIES) + write = 0; + if (read > write) + write += GEN8_CSB_ENTRIES; + while (read < write) { + unsigned int idx = ++read % GEN8_CSB_ENTRIES; + + seq_printf(m, "\tExeclist CSB[%d]: 0x%08x, context: %d\n", + idx, + I915_READ(RING_CONTEXT_STATUS_BUF_LO(engine, idx)), + I915_READ(RING_CONTEXT_STATUS_BUF_HI(engine, idx))); + } + + rcu_read_lock(); + rq = READ_ONCE(engine->execlist_port[0].request); + if (rq) + print_request(m, rq, "\t\tELSP[0] "); + else + seq_printf(m, "\t\tELSP[0] idle\n"); + rq = READ_ONCE(engine->execlist_port[1].request); + if (rq) + print_request(m, rq, "\t\tELSP[1] "); + else + seq_printf(m, "\t\tELSP[1] idle\n"); + rcu_read_unlock(); + } else if (INTEL_GEN(dev_priv) > 6) { + seq_printf(m, "\tPP_DIR_BASE: 0x%08x\n", + I915_READ(RING_PP_DIR_BASE(engine))); + seq_printf(m, "\tPP_DIR_BASE_READ: 0x%08x\n", + I915_READ(RING_PP_DIR_BASE_READ(engine))); + seq_printf(m, "\tPP_DIR_DCLV: 0x%08x\n", + I915_READ(RING_PP_DIR_DCLV(engine))); + } + + spin_lock(&b->lock); + for (rb = rb_first(&b->waiters); rb; rb = rb_next(rb)) { + struct intel_wait *w = container_of(rb, typeof(*w), node); + + seq_printf(m, "\t%s [%d] waiting for %x\n", + w->tsk->comm, w->tsk->pid, w->seqno); + } + spin_unlock(&b->lock); + + seq_puts(m, "\n"); + } + + return 0; +} + static int i915_semaphore_status(struct seq_file *m, void *unused) { struct drm_i915_private *dev_priv = node_to_i915(m->private); @@ -5290,7 +5345,6 @@ static const struct drm_info_list i915_debugfs_list[] = { {"i915_gem_framebuffer", i915_gem_framebuffer_info, 0}, {"i915_context_status", i915_context_status, 0}, {"i915_dump_lrc", i915_dump_lrc, 0}, - {"i915_execlists", i915_execlists, 0}, {"i915_forcewake_domains", i915_forcewake_domains, 0}, {"i915_swizzle_info", i915_swizzle_info, 0}, {"i915_ppgtt_info", i915_ppgtt_info, 0}, @@ -5302,6 +5356,7 @@ static const struct drm_info_list i915_debugfs_list[] = { {"i915_power_domain_info", i915_power_domain_info, 0}, {"i915_dmc_info", i915_dmc_info, 0}, {"i915_display_info", i915_display_info, 0}, + {"i915_engine_info", i915_engine_info, 0}, {"i915_semaphore_status", i915_semaphore_status, 0}, {"i915_shared_dplls_info", i915_shared_dplls_info, 0}, {"i915_dp_mst_info", i915_dp_mst_info, 0}, diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c index e405f1080296..d00ec805f93d 100644 --- a/drivers/gpu/drm/i915/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/intel_engine_cs.c @@ -334,3 +334,33 @@ void intel_engine_cleanup_common(struct intel_engine_cs *engine) intel_engine_cleanup_cmd_parser(engine); i915_gem_batch_pool_fini(&engine->batch_pool); } + +u64 intel_engine_get_active_head(struct intel_engine_cs *engine) +{ + struct drm_i915_private *dev_priv = engine->i915; + u64 acthd; + + if (INTEL_GEN(dev_priv) >= 8) + acthd = I915_READ64_2x32(RING_ACTHD(engine->mmio_base), + RING_ACTHD_UDW(engine->mmio_base)); + else if (INTEL_GEN(dev_priv) >= 4) + acthd = I915_READ(RING_ACTHD(engine->mmio_base)); + else + acthd = I915_READ(ACTHD); + + return acthd; +} + +u64 intel_engine_get_last_batch_head(struct intel_engine_cs *engine) +{ + struct drm_i915_private *dev_priv = engine->i915; + u64 bbaddr; + + if (INTEL_GEN(dev_priv) >= 8) + bbaddr = I915_READ64_2x32(RING_BBADDR(engine->mmio_base), + RING_BBADDR_UDW(engine->mmio_base)); + else + bbaddr = I915_READ(RING_BBADDR(engine->mmio_base)); + + return bbaddr; +} diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 8206e2aa03c6..35f359e38f4d 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -405,22 +405,6 @@ gen8_render_ring_flush(struct drm_i915_gem_request *req, u32 mode) return gen8_emit_pipe_control(req, flags, scratch_addr); } -u64 intel_engine_get_active_head(struct intel_engine_cs *engine) -{ - struct drm_i915_private *dev_priv = engine->i915; - u64 acthd; - - if (INTEL_GEN(dev_priv) >= 8) - acthd = I915_READ64_2x32(RING_ACTHD(engine->mmio_base), - RING_ACTHD_UDW(engine->mmio_base)); - else if (INTEL_GEN(dev_priv) >= 4) - acthd = I915_READ(RING_ACTHD(engine->mmio_base)); - else - acthd = I915_READ(ACTHD); - - return acthd; -} - static void ring_setup_phys_status_page(struct intel_engine_cs *engine) { struct drm_i915_private *dev_priv = engine->i915; diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index 66553bdb0a47..498931f0b1f1 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -541,6 +541,8 @@ int intel_init_blt_ring_buffer(struct intel_engine_cs *engine); int intel_init_vebox_ring_buffer(struct intel_engine_cs *engine); u64 intel_engine_get_active_head(struct intel_engine_cs *engine); +u64 intel_engine_get_last_batch_head(struct intel_engine_cs *engine); + static inline u32 intel_engine_get_seqno(struct intel_engine_cs *engine) { return intel_read_status_page(engine, I915_GEM_HWS_INDEX); -- cgit v1.2.3 From 33f53719d13a61979ca6578b280ed247eb81cdd4 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 4 Oct 2016 21:11:32 +0100 Subject: drm/i915: Show waiters in i915_hangcheck_info It is convenient to know what processes are waiting when looking at hangcheck status in debugfs. Signed-off-by: Chris Wilson Reviewed-by: Mika Kuoppala Link: http://patchwork.freedesktop.org/patch/msgid/20161004201132.21801-8-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_debugfs.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index fe2bc485565b..98f536d94797 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -1353,6 +1353,9 @@ static int i915_hangcheck_info(struct seq_file *m, void *unused) seq_printf(m, "Hangcheck inactive\n"); for_each_engine_id(engine, dev_priv, id) { + struct intel_breadcrumbs *b = &engine->breadcrumbs; + struct rb_node *rb; + seq_printf(m, "%s:\n", engine->name); seq_printf(m, "\tseqno = %x [current %x, last %x]\n", engine->hangcheck.seqno, @@ -1362,6 +1365,15 @@ static int i915_hangcheck_info(struct seq_file *m, void *unused) yesno(intel_engine_has_waiter(engine)), yesno(test_bit(engine->id, &dev_priv->gpu_error.missed_irq_rings))); + spin_lock(&b->lock); + for (rb = rb_first(&b->waiters); rb; rb = rb_next(rb)) { + struct intel_wait *w = container_of(rb, typeof(*w), node); + + seq_printf(m, "\t%s [%d] waiting for %x\n", + w->tsk->comm, w->tsk->pid, w->seqno); + } + spin_unlock(&b->lock); + seq_printf(m, "\tACTHD = 0x%08llx [current 0x%08llx]\n", (long long)engine->hangcheck.acthd, (long long)acthd[id]); -- cgit v1.2.3 From 27d4efc5591a5853de54713bc717de73c8951e17 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 3 Oct 2016 10:55:15 +0300 Subject: drm/i915: Move long hpd handling into the hotplug work MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We can't rely on connector->status in the detect() hook if the long hpd was already handled by the dig_port_work as that won't update connector->status. Thus we have to defer the long hpd handling entirely until the hotplug work runs to avoid the double long hpd handling the "detect_done" flag is trying to prevent. We'll start to depend on connector->status being up to date in a following patch. Cc: Damien Cassou Cc: freedesktop.org@gp.mailgun.org Cc: Arno Cc: Shubhangi Shrivastava Cc: Sivakumar Thulasimani Cc: Ander Conselvan de Oliveira Cc: stable@vger.kernel.org Tested-by: Arno Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=83348 Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1475481316-8194-1-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Ander Conselvan de Oliveira --- drivers/gpu/drm/i915/intel_dp.c | 48 ++++++++++++++++++++--------------------- 1 file changed, 23 insertions(+), 25 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 9448d898d80b..96caa469e3a8 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -4827,36 +4827,34 @@ intel_dp_hpd_pulse(struct intel_digital_port *intel_dig_port, bool long_hpd) port_name(intel_dig_port->port), long_hpd ? "long" : "short"); + if (long_hpd) { + intel_dp->detect_done = false; + return IRQ_NONE; + } + power_domain = intel_display_port_aux_power_domain(intel_encoder); intel_display_power_get(dev_priv, power_domain); - if (long_hpd) { - intel_dp_long_pulse(intel_dp->attached_connector); - if (intel_dp->is_mst) - ret = IRQ_HANDLED; - goto put_power; - - } else { - if (intel_dp->is_mst) { - if (intel_dp_check_mst_status(intel_dp) == -EINVAL) { - /* - * If we were in MST mode, and device is not - * there, get out of MST mode - */ - DRM_DEBUG_KMS("MST device may have disappeared %d vs %d\n", - intel_dp->is_mst, intel_dp->mst_mgr.mst_state); - intel_dp->is_mst = false; - drm_dp_mst_topology_mgr_set_mst(&intel_dp->mst_mgr, - intel_dp->is_mst); - goto put_power; - } + if (intel_dp->is_mst) { + if (intel_dp_check_mst_status(intel_dp) == -EINVAL) { + /* + * If we were in MST mode, and device is not + * there, get out of MST mode + */ + DRM_DEBUG_KMS("MST device may have disappeared %d vs %d\n", + intel_dp->is_mst, intel_dp->mst_mgr.mst_state); + intel_dp->is_mst = false; + drm_dp_mst_topology_mgr_set_mst(&intel_dp->mst_mgr, + intel_dp->is_mst); + intel_dp->detect_done = false; + goto put_power; } + } - if (!intel_dp->is_mst) { - if (!intel_dp_short_pulse(intel_dp)) { - intel_dp_long_pulse(intel_dp->attached_connector); - goto put_power; - } + if (!intel_dp->is_mst) { + if (!intel_dp_short_pulse(intel_dp)) { + intel_dp->detect_done = false; + goto put_power; } } -- cgit v1.2.3 From 5cb651a7959310ef4dbb0b93f005b10286789656 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 3 Oct 2016 10:55:16 +0300 Subject: drm/i915: Allow DP to work w/o EDID MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Allow returning "connected" or "unknown" connector status for DP branch devices that don't have an EDID. Currently we'd claim the thing as "disconnected" if there is no EDID. This stuff used to broken already, I think, but it got more broken by commit f21a21983ef1 ("drm/i915: Splitting intel_dp_detect") Cc: Damien Cassou Cc: freedesktop.org@gp.mailgun.org Cc: Arno Cc: Shubhangi Shrivastava Cc: Sivakumar Thulasimani Cc: Ander Conselvan de Oliveira Cc: stable@vger.kernel.org Tested-by: Arno Fixes: f21a21983ef1 ("drm/i915: Splitting intel_dp_detect") Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=83348 Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1475481316-8194-2-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Ander Conselvan de Oliveira --- drivers/gpu/drm/i915/intel_dp.c | 22 +++++++++------------- 1 file changed, 9 insertions(+), 13 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 96caa469e3a8..5992093e1814 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -4333,7 +4333,7 @@ intel_dp_unset_edid(struct intel_dp *intel_dp) intel_dp->has_audio = false; } -static void +static enum drm_connector_status intel_dp_long_pulse(struct intel_connector *intel_connector) { struct drm_connector *connector = &intel_connector->base; @@ -4357,7 +4357,7 @@ intel_dp_long_pulse(struct intel_connector *intel_connector) else status = connector_status_disconnected; - if (status != connector_status_connected) { + if (status == connector_status_disconnected) { intel_dp->compliance_test_active = 0; intel_dp->compliance_test_type = 0; intel_dp->compliance_test_data = 0; @@ -4419,8 +4419,8 @@ intel_dp_long_pulse(struct intel_connector *intel_connector) intel_dp->aux.i2c_defer_count = 0; intel_dp_set_edid(intel_dp); - - status = connector_status_connected; + if (is_edp(intel_dp) || intel_connector->detect_edid) + status = connector_status_connected; intel_dp->detect_done = true; /* Try to read the source of the interrupt */ @@ -4439,12 +4439,11 @@ intel_dp_long_pulse(struct intel_connector *intel_connector) } out: - if ((status != connector_status_connected) && - (intel_dp->is_mst == false)) + if (status != connector_status_connected && !intel_dp->is_mst) intel_dp_unset_edid(intel_dp); intel_display_power_put(to_i915(dev), power_domain); - return; + return status; } static enum drm_connector_status @@ -4453,7 +4452,7 @@ intel_dp_detect(struct drm_connector *connector, bool force) struct intel_dp *intel_dp = intel_attached_dp(connector); struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp); struct intel_encoder *intel_encoder = &intel_dig_port->base; - struct intel_connector *intel_connector = to_intel_connector(connector); + enum drm_connector_status status = connector->status; DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", connector->base.id, connector->name); @@ -4468,14 +4467,11 @@ intel_dp_detect(struct drm_connector *connector, bool force) /* If full detect is not performed yet, do a full detect */ if (!intel_dp->detect_done) - intel_dp_long_pulse(intel_dp->attached_connector); + status = intel_dp_long_pulse(intel_dp->attached_connector); intel_dp->detect_done = false; - if (is_edp(intel_dp) || intel_connector->detect_edid) - return connector_status_connected; - else - return connector_status_disconnected; + return status; } static void -- cgit v1.2.3 From 604db6509ddaa7df7765dbddc7b48036a2b31dfa Mon Sep 17 00:00:00 2001 From: Joonas Lahtinen Date: Wed, 5 Oct 2016 13:50:16 +0300 Subject: drm/i915: Reduce trickery in DEV_INFO_FOR_EACH_FLAG Get rid of SEP_SEMICOLON and SEP_BLANK in DEV_INFO_FOR_EACH_FLAG. Consolidate the debug output so that instead of one huge line with "cap1,cap2,capN" each capability is split to own line and displayed as "capN: [yes|no]" to make the dumps more historically informative. v2: - Do not break auto-indent by keeping semicolon after macro (Jani) - Consolidate and use yesno() in all locations (Chris) Cc: Jani Nikula Cc: Chris Wilson Reviewed-by: Chris Wilson Signed-off-by: Joonas Lahtinen --- drivers/gpu/drm/i915/i915_debugfs.c | 4 +- drivers/gpu/drm/i915/i915_drv.h | 98 +++++++++++++++----------------- drivers/gpu/drm/i915/i915_gpu_error.c | 4 +- drivers/gpu/drm/i915/intel_device_info.c | 16 ++---- 4 files changed, 54 insertions(+), 68 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 98f536d94797..1a1cc9b5dabb 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -79,10 +79,8 @@ static int i915_capabilities(struct seq_file *m, void *data) seq_printf(m, "gen: %d\n", INTEL_GEN(dev_priv)); seq_printf(m, "pch: %d\n", INTEL_PCH_TYPE(dev_priv)); #define PRINT_FLAG(x) seq_printf(m, #x ": %s\n", yesno(info->x)) -#define SEP_SEMICOLON ; - DEV_INFO_FOR_EACH_FLAG(PRINT_FLAG, SEP_SEMICOLON); + DEV_INFO_FOR_EACH_FLAG(PRINT_FLAG); #undef PRINT_FLAG -#undef SEP_SEMICOLON return 0; } diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 4613f031d127..28024e7ca68a 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -646,55 +646,52 @@ struct intel_csr { uint32_t allowed_dc_mask; }; -#define DEV_INFO_FOR_EACH_FLAG(func, sep) \ - func(is_mobile) sep \ - func(is_i85x) sep \ - func(is_i915g) sep \ - func(is_i945gm) sep \ - func(is_g33) sep \ - func(hws_needs_physical) sep \ - func(is_g4x) sep \ - func(is_pineview) sep \ - func(is_broadwater) sep \ - func(is_crestline) sep \ - func(is_ivybridge) sep \ - func(is_valleyview) sep \ - func(is_cherryview) sep \ - func(is_haswell) sep \ - func(is_broadwell) sep \ - func(is_skylake) sep \ - func(is_broxton) sep \ - func(is_kabylake) sep \ - func(is_preliminary) sep \ - func(has_fbc) sep \ - func(has_psr) sep \ - func(has_runtime_pm) sep \ - func(has_csr) sep \ - func(has_resource_streamer) sep \ - func(has_rc6) sep \ - func(has_rc6p) sep \ - func(has_dp_mst) sep \ - func(has_gmbus_irq) sep \ - func(has_hw_contexts) sep \ - func(has_logical_ring_contexts) sep \ - func(has_l3_dpf) sep \ - func(has_gmch_display) sep \ - func(has_guc) sep \ - func(has_pipe_cxsr) sep \ - func(has_hotplug) sep \ - func(cursor_needs_physical) sep \ - func(has_overlay) sep \ - func(overlay_needs_physical) sep \ - func(supports_tv) sep \ - func(has_llc) sep \ - func(has_snoop) sep \ - func(has_ddi) sep \ - func(has_fpga_dbg) sep \ +#define DEV_INFO_FOR_EACH_FLAG(func) \ + func(is_mobile); \ + func(is_i85x); \ + func(is_i915g); \ + func(is_i945gm); \ + func(is_g33); \ + func(hws_needs_physical); \ + func(is_g4x); \ + func(is_pineview); \ + func(is_broadwater); \ + func(is_crestline); \ + func(is_ivybridge); \ + func(is_valleyview); \ + func(is_cherryview); \ + func(is_haswell); \ + func(is_broadwell); \ + func(is_skylake); \ + func(is_broxton); \ + func(is_kabylake); \ + func(is_preliminary); \ + func(has_fbc); \ + func(has_psr); \ + func(has_runtime_pm); \ + func(has_csr); \ + func(has_resource_streamer); \ + func(has_rc6); \ + func(has_rc6p); \ + func(has_dp_mst); \ + func(has_gmbus_irq); \ + func(has_hw_contexts); \ + func(has_logical_ring_contexts); \ + func(has_l3_dpf); \ + func(has_gmch_display); \ + func(has_guc); \ + func(has_pipe_cxsr); \ + func(has_hotplug); \ + func(cursor_needs_physical); \ + func(has_overlay); \ + func(overlay_needs_physical); \ + func(supports_tv); \ + func(has_llc); \ + func(has_snoop); \ + func(has_ddi); \ + func(has_fpga_dbg); \ func(has_pooled_eu) -#define DEFINE_FLAG(name) u8 name:1 -#define SEP_SEMICOLON ; - struct sseu_dev_info { u8 slice_mask; u8 subslice_mask; @@ -722,7 +719,9 @@ struct intel_device_info { u16 gen_mask; u8 ring_mask; /* Rings supported by the HW */ u8 num_rings; - DEV_INFO_FOR_EACH_FLAG(DEFINE_FLAG, SEP_SEMICOLON); +#define DEFINE_FLAG(name) u8 name:1 + DEV_INFO_FOR_EACH_FLAG(DEFINE_FLAG); +#undef DEFINE_FLAG u16 ddb_size; /* in blocks */ /* Register offsets for the various display pipes and transcoders */ int pipe_offsets[I915_MAX_TRANSCODERS]; @@ -739,9 +738,6 @@ struct intel_device_info { } color; }; -#undef DEFINE_FLAG -#undef SEP_SEMICOLON - struct intel_display_error_state; struct drm_i915_error_state { diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 8b85efbdfa04..b5b58692ac5a 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -357,10 +357,8 @@ static void err_print_capabilities(struct drm_i915_error_state_buf *m, const struct intel_device_info *info) { #define PRINT_FLAG(x) err_printf(m, #x ": %s\n", yesno(info->x)) -#define SEP_SEMICOLON ; - DEV_INFO_FOR_EACH_FLAG(PRINT_FLAG, SEP_SEMICOLON); + DEV_INFO_FOR_EACH_FLAG(PRINT_FLAG); #undef PRINT_FLAG -#undef SEP_SEMICOLON } int i915_error_state_to_str(struct drm_i915_error_state_buf *m, diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c index 1b20e160bc1f..d6a8f11813d5 100644 --- a/drivers/gpu/drm/i915/intel_device_info.c +++ b/drivers/gpu/drm/i915/intel_device_info.c @@ -28,20 +28,14 @@ void intel_device_info_dump(struct drm_i915_private *dev_priv) { const struct intel_device_info *info = &dev_priv->info; -#define PRINT_S(name) "%s" -#define SEP_EMPTY -#define PRINT_FLAG(name) info->name ? #name "," : "" -#define SEP_COMMA , - DRM_DEBUG_DRIVER("i915 device info: gen=%i, pciid=0x%04x rev=0x%02x flags=" - DEV_INFO_FOR_EACH_FLAG(PRINT_S, SEP_EMPTY), + DRM_DEBUG_DRIVER("i915 device info: gen=%i, pciid=0x%04x rev=0x%02x", info->gen, dev_priv->drm.pdev->device, - dev_priv->drm.pdev->revision, - DEV_INFO_FOR_EACH_FLAG(PRINT_FLAG, SEP_COMMA)); -#undef PRINT_S -#undef SEP_EMPTY + dev_priv->drm.pdev->revision); +#define PRINT_FLAG(name) \ + DRM_DEBUG_DRIVER("i915 device info: " #name ": %s", yesno(info->name)) + DEV_INFO_FOR_EACH_FLAG(PRINT_FLAG); #undef PRINT_FLAG -#undef SEP_COMMA } static void cherryview_sseu_info_init(struct drm_i915_private *dev_priv) -- cgit v1.2.3 From 566c56a493ea17fd321abb60d59bfb274489bb18 Mon Sep 17 00:00:00 2001 From: Joonas Lahtinen Date: Wed, 5 Oct 2016 13:50:17 +0300 Subject: drm/i915: Sort DEV_INFO_FOR_EACH_FLAG Sort DEV_INFO_FOR_EACH_FLAG to alphabetical order (except is_*). v2: - Add comments in the hope of maintaining order (Chris) Cc: Chris Wilson Reviewed-by: Chris Wilson Signed-off-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/1475664617-24541-1-git-send-email-joonas.lahtinen@linux.intel.com --- drivers/gpu/drm/i915/i915_drv.h | 38 ++++++++++++++++++++------------------ 1 file changed, 20 insertions(+), 18 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 28024e7ca68a..a219a3534750 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -647,12 +647,12 @@ struct intel_csr { }; #define DEV_INFO_FOR_EACH_FLAG(func) \ + /* Keep is_* in chronological order */ \ func(is_mobile); \ func(is_i85x); \ func(is_i915g); \ func(is_i945gm); \ func(is_g33); \ - func(hws_needs_physical); \ func(is_g4x); \ func(is_pineview); \ func(is_broadwater); \ @@ -666,31 +666,33 @@ struct intel_csr { func(is_broxton); \ func(is_kabylake); \ func(is_preliminary); \ - func(has_fbc); \ - func(has_psr); \ - func(has_runtime_pm); \ + /* Keep has_* in alphabetical order */ \ func(has_csr); \ - func(has_resource_streamer); \ - func(has_rc6); \ - func(has_rc6p); \ + func(has_ddi); \ func(has_dp_mst); \ + func(has_fbc); \ + func(has_fpga_dbg); \ func(has_gmbus_irq); \ - func(has_hw_contexts); \ - func(has_logical_ring_contexts); \ - func(has_l3_dpf); \ func(has_gmch_display); \ func(has_guc); \ - func(has_pipe_cxsr); \ func(has_hotplug); \ - func(cursor_needs_physical); \ - func(has_overlay); \ - func(overlay_needs_physical); \ - func(supports_tv); \ + func(has_hw_contexts); \ + func(has_l3_dpf); \ func(has_llc); \ + func(has_logical_ring_contexts); \ + func(has_overlay); \ + func(has_pipe_cxsr); \ + func(has_pooled_eu); \ + func(has_psr); \ + func(has_rc6); \ + func(has_rc6p); \ + func(has_resource_streamer); \ + func(has_runtime_pm); \ func(has_snoop); \ - func(has_ddi); \ - func(has_fpga_dbg); \ - func(has_pooled_eu) + func(cursor_needs_physical); \ + func(hws_needs_physical); \ + func(overlay_needs_physical); \ + func(supports_tv) struct sseu_dev_info { u8 slice_mask; -- cgit v1.2.3 From 26aa23396ed34343ba55cae985160856246dafbb Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 26 Sep 2016 12:20:44 +0300 Subject: Revert "Skip intel_crt_init for Dell XPS 8700" MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This reverts commit 10b6ee4a87811a110cb01eaca01eb04da6801baf. According to [1] Dell XPS8700 VBT says 'int_crt_support 0', so thanks to commit e4abb733bb72 ("drm/i915: Check VBT for CRT port presence on HSW/BDW") we no longer need to blacklist it based on DMI. Looking through the bug report, SFUSE_STRAP based detection was apparently also tried and failed, but the VBT based one should still work just fine. The commit says that the symptom was a frozen machine, but based on the bug report it doesn't look like the CRT detection was at least directly responsible for such a drastic outcome. Cc: Giacomo Comes References: https://bugs.freedesktop.org/show_bug.cgi?id=73559 References: http://lists.freedesktop.org/archives/intel-gfx/2014-January/038178.html [1] Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1474881646-1326-1-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Daniel Vetter --- drivers/gpu/drm/i915/intel_crt.c | 8 -------- 1 file changed, 8 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index 88ebbdde185a..ba372c239d48 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -823,14 +823,6 @@ static const struct dmi_system_id intel_no_crt[] = { DMI_MATCH(DMI_PRODUCT_NAME, "ZGB"), }, }, - { - .callback = intel_no_crt_dmi_callback, - .ident = "DELL XPS 8700", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), - DMI_MATCH(DMI_PRODUCT_NAME, "XPS 8700"), - }, - }, { } }; -- cgit v1.2.3 From f0dfb1a81a9d2c093afd5866d406d9a55df1e52f Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 26 Sep 2016 12:20:45 +0300 Subject: drm/i915: Register shadow VGA even when it produces spurious detection results MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Having a shadow VGA connector is useful for testing purposes. We currently skip registering the connector on machines where the CRT detect falsely reports it as connected. Let's instead move the the blacklist check to the detect callback (and hpd setup) and if we get a match we always report the connector as disconnected. This way we get a shadow VGA connector to help with testing, while we still avoid the user facing problems from the incorrect detection results. commit 8ca4013d702d ("CHROMIUM: i915: Add DMI override to skip CRT initialization on ZGB") doesn't provide much in the way of details as to why 'ACER ZGB' was added to the blacklist. Trying to trace it further leads me to a chromeos bugreport I can't access. So based on the fact that the commit added the "/* Skip machines without VGA that falsely report hotplug events */" comment, I'm going to assume that it was just spurious CRT detection. So it should be safe to move the blacklist to just block the detection and hpd without causing a regression on said machine. In fact Stéphane confirmed on irc that the problem was indeed just crappy hotplug detect: "22:29 < marcheu> vsyrjala: the port isn't there, but the load detect is improperly stubbed in hw 22:29 < marcheu> vsyrjala: so it floats" so this change should be perfectly fine. v2: Add irc quote from Stéphane Cc: Duncan Laurie Cc: Olof Johansson Cc: Stéphane Marchesin Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1474881646-1326-2-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Daniel Vetter --- drivers/gpu/drm/i915/intel_crt.c | 47 ++++++++++++++++++++-------------------- 1 file changed, 24 insertions(+), 23 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index ba372c239d48..e3753804c619 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -643,6 +643,24 @@ intel_crt_load_detect(struct intel_crt *crt, uint32_t pipe) return status; } +static int intel_spurious_crt_detect_dmi_callback(const struct dmi_system_id *id) +{ + DRM_DEBUG_DRIVER("Skipping CRT detection for %s\n", id->ident); + return 1; +} + +static const struct dmi_system_id intel_spurious_crt_detect[] = { + { + .callback = intel_spurious_crt_detect_dmi_callback, + .ident = "ACER ZGB", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "ACER"), + DMI_MATCH(DMI_PRODUCT_NAME, "ZGB"), + }, + }, + { } +}; + static enum drm_connector_status intel_crt_detect(struct drm_connector *connector, bool force) { @@ -659,6 +677,10 @@ intel_crt_detect(struct drm_connector *connector, bool force) connector->base.id, connector->name, force); + /* Skip machines without VGA that falsely report hotplug events */ + if (dmi_check_system(intel_spurious_crt_detect)) + return connector_status_disconnected; + power_domain = intel_display_port_power_domain(intel_encoder); intel_display_power_get(dev_priv, power_domain); @@ -808,24 +830,6 @@ static const struct drm_encoder_funcs intel_crt_enc_funcs = { .destroy = intel_encoder_destroy, }; -static int intel_no_crt_dmi_callback(const struct dmi_system_id *id) -{ - DRM_INFO("Skipping CRT initialization for %s\n", id->ident); - return 1; -} - -static const struct dmi_system_id intel_no_crt[] = { - { - .callback = intel_no_crt_dmi_callback, - .ident = "ACER ZGB", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "ACER"), - DMI_MATCH(DMI_PRODUCT_NAME, "ZGB"), - }, - }, - { } -}; - void intel_crt_init(struct drm_device *dev) { struct drm_connector *connector; @@ -835,10 +839,6 @@ void intel_crt_init(struct drm_device *dev) i915_reg_t adpa_reg; u32 adpa; - /* Skip machines without VGA that falsely report hotplug events */ - if (dmi_check_system(intel_no_crt)) - return; - if (HAS_PCH_SPLIT(dev)) adpa_reg = PCH_ADPA; else if (IS_VALLEYVIEW(dev)) @@ -906,7 +906,8 @@ void intel_crt_init(struct drm_device *dev) crt->base.disable = intel_disable_crt; } crt->base.enable = intel_enable_crt; - if (I915_HAS_HOTPLUG(dev)) + if (I915_HAS_HOTPLUG(dev) && + !dmi_check_system(intel_spurious_crt_detect)) crt->base.hpd_pin = HPD_CRT; if (HAS_DDI(dev)) { crt->base.port = PORT_E; -- cgit v1.2.3 From 69a44b16cba895ff761c1763508c271a084950b5 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 26 Sep 2016 12:20:46 +0300 Subject: drm/i915: Add spurious CRT DMI match for Intel DZ77BH-55K MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Intel DZ77BH-55K board doest't have a physical VGA connector, and yet it always detects that something is connected there. Add it to the DMI blacklist to ignore the spurious detection results. Allows me to drop 'video=VGA-1:d' from my kernel cmdline. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1474881646-1326-3-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Daniel Vetter --- drivers/gpu/drm/i915/intel_crt.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index e3753804c619..4a7b6c595ec2 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -658,6 +658,14 @@ static const struct dmi_system_id intel_spurious_crt_detect[] = { DMI_MATCH(DMI_PRODUCT_NAME, "ZGB"), }, }, + { + .callback = intel_spurious_crt_detect_dmi_callback, + .ident = "Intel DZ77BH-55K", + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"), + DMI_MATCH(DMI_BOARD_NAME, "DZ77BH-55K"), + }, + }, { } }; -- cgit v1.2.3 From 8687b3ec852e89630bac650f15136811c7b4c1dc Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 7 Oct 2016 07:53:24 +0100 Subject: drm/i915: Distinguish last emitted request from last submitted request In order not to trigger hangcheck on a idle-but-waiting engine, we need to distinguish between the pending request queue and the actual execution queue. This is done later in "drm/i915: Enable multiple timelines" but for now we need a temporary fix to prevent blaming the wrong engine for a GPU hang. (Note that this causes a temporary subtle change in how we decide when to allow a waitboost to be re-awarded back to the waiter, the temporary effect is that if the wait is upon the most current execution the wait is given for free, instead of checking to see if the client stalled itself. This will be repaired in "drm/i915: Enable multiple timelines".) Fixes: 0a046a0e93d2 ("drm/i915: Nonblocking request submission") Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=98104 Signed-off-by: Chris Wilson Cc: Joonas Lahtinen Cc: Mika Kuoppala Reviewed-by: Joonas Lahtinen Reviewed-by: Mika Kuoppala Link: http://patchwork.freedesktop.org/patch/msgid/20161007065327.24515-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem_request.c | 5 +++-- drivers/gpu/drm/i915/intel_ringbuffer.h | 1 + 2 files changed, 4 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c index 40978bc12ceb..8832f8ec1583 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.c +++ b/drivers/gpu/drm/i915/i915_gem_request.c @@ -328,6 +328,7 @@ submit_notify(struct i915_sw_fence *fence, enum i915_sw_fence_notify state) switch (state) { case FENCE_COMPLETE: + request->engine->last_submitted_seqno = request->fence.seqno; request->engine->submit_request(request); break; @@ -641,8 +642,8 @@ void __i915_add_request(struct drm_i915_gem_request *request, bool flush_caches) &request->submitq); request->emitted_jiffies = jiffies; - request->previous_seqno = engine->last_submitted_seqno; - engine->last_submitted_seqno = request->fence.seqno; + request->previous_seqno = engine->last_pending_seqno; + engine->last_pending_seqno = request->fence.seqno; i915_gem_active_set(&engine->last_request, request); list_add_tail(&request->link, &engine->request_list); list_add_tail(&request->ring_link, &ring->request_list); diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index 498931f0b1f1..34954ca03a4a 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -355,6 +355,7 @@ struct intel_engine_cs { * inspecting request list. */ u32 last_submitted_seqno; + u32 last_pending_seqno; /* An RCU guarded pointer to the last request. No reference is * held to the request, users must carefully acquire a reference to -- cgit v1.2.3 From d7f7633557503bd231347d8896b9a6fb08f84e00 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 7 Oct 2016 07:53:25 +0100 Subject: drm/i915: Force relocations via cpu if we run out of idle aperture If we run out of enough aperture space to fit the entire object, we fallback to trying to insert a single page. However, if that also fails, we currently fail to userspace with an unexpected ENOSPC. (ENOSPC means to userspace that their batch could not be fitted within the GTT.) Prior to commit e8cb909ac3ab ("drm/i915: Fallback to single page GTT mmappings for relocations") the approach is to fallback to using the slow CPU relocation path in case of iomapping failure, and that is the behaviour we need to restore. Fixes: e8cb909ac3ab ("drm/i915: Fallback to single page GTT mmappings...") Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=98101 Signed-off-by: Chris Wilson Cc: Joonas Lahtinen Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161007065327.24515-2-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem_execbuffer.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index e88786ea1219..72c7c1855e70 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -451,8 +451,8 @@ static void *reloc_iomap(struct drm_i915_gem_object *obj, 0, ggtt->mappable_end, DRM_MM_SEARCH_DEFAULT, DRM_MM_CREATE_DEFAULT); - if (ret) - return ERR_PTR(ret); + if (ret) /* no inactive aperture space, use cpu reloc */ + return NULL; } else { ret = i915_vma_put_fence(vma); if (ret) { -- cgit v1.2.3 From ad07dfcddf1394e6fed094e7fb426b4242a6814e Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 7 Oct 2016 07:53:26 +0100 Subject: drm/i915: Reset the breadcrumbs IRQ more carefully Along with the interrupt, we want to restore the fake-irq and wait-timeout detection. If we use the breadcrumbs interface to setup the interrupt as it wants, the auxiliary timers will also be restored. v2: Cancel both timers as well, sanitize the IMR. Fixes: 821ed7df6e2a ("drm/i915: Update reset path to fix incomplete requests") Signed-off-by: Chris Wilson Cc: Mika Kuoppala Reviewed-by: Mika Kuoppala Link: http://patchwork.freedesktop.org/patch/msgid/20161007065327.24515-3-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/intel_breadcrumbs.c | 33 ++++++++++++++++++++++++++++++-- drivers/gpu/drm/i915/intel_engine_cs.c | 15 --------------- drivers/gpu/drm/i915/intel_lrc.c | 2 +- drivers/gpu/drm/i915/intel_ringbuffer.c | 2 +- drivers/gpu/drm/i915/intel_ringbuffer.h | 2 +- 5 files changed, 34 insertions(+), 20 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_breadcrumbs.c b/drivers/gpu/drm/i915/intel_breadcrumbs.c index 9bad14d22c95..495611b7068d 100644 --- a/drivers/gpu/drm/i915/intel_breadcrumbs.c +++ b/drivers/gpu/drm/i915/intel_breadcrumbs.c @@ -578,6 +578,36 @@ int intel_engine_init_breadcrumbs(struct intel_engine_cs *engine) return 0; } +static void cancel_fake_irq(struct intel_engine_cs *engine) +{ + struct intel_breadcrumbs *b = &engine->breadcrumbs; + + del_timer_sync(&b->hangcheck); + del_timer_sync(&b->fake_irq); + clear_bit(engine->id, &engine->i915->gpu_error.missed_irq_rings); +} + +void intel_engine_reset_breadcrumbs(struct intel_engine_cs *engine) +{ + struct intel_breadcrumbs *b = &engine->breadcrumbs; + + cancel_fake_irq(engine); + spin_lock(&b->lock); + + __intel_breadcrumbs_disable_irq(b); + if (intel_engine_has_waiter(engine)) { + b->timeout = wait_timeout(); + __intel_breadcrumbs_enable_irq(b); + if (READ_ONCE(b->irq_posted)) + wake_up_process(b->first_wait->tsk); + } else { + /* sanitize the IMR and unmask any auxiliary interrupts */ + irq_disable(engine); + } + + spin_unlock(&b->lock); +} + void intel_engine_fini_breadcrumbs(struct intel_engine_cs *engine) { struct intel_breadcrumbs *b = &engine->breadcrumbs; @@ -585,8 +615,7 @@ void intel_engine_fini_breadcrumbs(struct intel_engine_cs *engine) if (!IS_ERR_OR_NULL(b->signaler)) kthread_stop(b->signaler); - del_timer_sync(&b->hangcheck); - del_timer_sync(&b->fake_irq); + cancel_fake_irq(engine); } unsigned int intel_kick_waiters(struct drm_i915_private *i915) diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c index d00ec805f93d..480584c09306 100644 --- a/drivers/gpu/drm/i915/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/intel_engine_cs.c @@ -210,9 +210,6 @@ void intel_engine_init_seqno(struct intel_engine_cs *engine, u32 seqno) void intel_engine_init_hangcheck(struct intel_engine_cs *engine) { memset(&engine->hangcheck, 0, sizeof(engine->hangcheck)); - clear_bit(engine->id, &engine->i915->gpu_error.missed_irq_rings); - if (intel_engine_has_waiter(engine)) - i915_queue_hangcheck(engine->i915); } static void intel_engine_init_requests(struct intel_engine_cs *engine) @@ -307,18 +304,6 @@ int intel_engine_init_common(struct intel_engine_cs *engine) return 0; } -void intel_engine_reset_irq(struct intel_engine_cs *engine) -{ - struct drm_i915_private *dev_priv = engine->i915; - - spin_lock_irq(&dev_priv->irq_lock); - if (intel_engine_has_waiter(engine)) - engine->irq_enable(engine); - else - engine->irq_disable(engine); - spin_unlock_irq(&dev_priv->irq_lock); -} - /** * intel_engines_cleanup_common - cleans up the engine state created by * the common initiailizers. diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 936f6f63f626..44904e298bfc 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -1230,7 +1230,7 @@ static int gen8_init_common_ring(struct intel_engine_cs *engine) lrc_init_hws(engine); - intel_engine_reset_irq(engine); + intel_engine_reset_breadcrumbs(engine); I915_WRITE(RING_HWSTAM(engine->mmio_base), 0xffffffff); diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 35f359e38f4d..729f373782e2 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -548,7 +548,7 @@ static int init_ring_common(struct intel_engine_cs *engine) else intel_ring_setup_status_page(engine); - intel_engine_reset_irq(engine); + intel_engine_reset_breadcrumbs(engine); /* Enforce ordering by reading HEAD register back */ I915_READ_HEAD(engine); diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index 34954ca03a4a..124f4646958d 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -520,7 +520,6 @@ int __intel_ring_space(int head, int tail, int size); void intel_ring_update_space(struct intel_ring *ring); void intel_engine_init_seqno(struct intel_engine_cs *engine, u32 seqno); -void intel_engine_reset_irq(struct intel_engine_cs *engine); void intel_engine_setup_common(struct intel_engine_cs *engine); int intel_engine_init_common(struct intel_engine_cs *engine); @@ -614,6 +613,7 @@ static inline bool intel_engine_wakeup(const struct intel_engine_cs *engine) return wakeup; } +void intel_engine_reset_breadcrumbs(struct intel_engine_cs *engine); void intel_engine_fini_breadcrumbs(struct intel_engine_cs *engine); unsigned int intel_kick_waiters(struct drm_i915_private *i915); unsigned int intel_kick_signalers(struct drm_i915_private *i915); -- cgit v1.2.3 From 5ba899082cbffb779ccb39420fe1718850daf857 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 7 Oct 2016 07:53:27 +0100 Subject: drm/i915/guc: Unwind GuC workqueue reservation if request construction fails MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We reserve space in the GuC workqueue for submitting the request in the future. However, if we fail to construct the request, we need to give that reserved space back to the system. Fixes: dadd481bfe55 ("drm/i915/guc: Prepare for nonblocking execbuf submission") Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=97978 Signed-off-by: Chris Wilson Cc: Michał Winiarski Reviewed-by: Michał Winiarski Link: http://patchwork.freedesktop.org/patch/msgid/20161007065327.24515-4-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_guc_submission.c | 12 ++++++++++++ drivers/gpu/drm/i915/intel_guc.h | 1 + drivers/gpu/drm/i915/intel_lrc.c | 17 ++++++++++------- 3 files changed, 23 insertions(+), 7 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c index 43358e18d34c..3106dcc06fe9 100644 --- a/drivers/gpu/drm/i915/i915_guc_submission.c +++ b/drivers/gpu/drm/i915/i915_guc_submission.c @@ -451,6 +451,18 @@ int i915_guc_wq_reserve(struct drm_i915_gem_request *request) return ret; } +void i915_guc_wq_unreserve(struct drm_i915_gem_request *request) +{ + const size_t wqi_size = sizeof(struct guc_wq_item); + struct i915_guc_client *gc = request->i915->guc.execbuf_client; + + GEM_BUG_ON(READ_ONCE(gc->wq_rsvd) < wqi_size); + + spin_lock(&gc->wq_lock); + gc->wq_rsvd -= wqi_size; + spin_unlock(&gc->wq_lock); +} + /* Construct a Work Item and append it to the GuC's Work Queue */ static void guc_wq_item_append(struct i915_guc_client *gc, struct drm_i915_gem_request *rq) diff --git a/drivers/gpu/drm/i915/intel_guc.h b/drivers/gpu/drm/i915/intel_guc.h index b1ba86958811..5cdf7aa75be5 100644 --- a/drivers/gpu/drm/i915/intel_guc.h +++ b/drivers/gpu/drm/i915/intel_guc.h @@ -160,6 +160,7 @@ extern int intel_guc_resume(struct drm_device *dev); int i915_guc_submission_init(struct drm_i915_private *dev_priv); int i915_guc_submission_enable(struct drm_i915_private *dev_priv); int i915_guc_wq_reserve(struct drm_i915_gem_request *rq); +void i915_guc_wq_unreserve(struct drm_i915_gem_request *request); void i915_guc_submission_disable(struct drm_i915_private *dev_priv); void i915_guc_submission_fini(struct drm_i915_private *dev_priv); diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 44904e298bfc..10fcea57e4dd 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -626,6 +626,10 @@ int intel_logical_ring_alloc_request_extras(struct drm_i915_gem_request *request request->ring = ce->ring; + ret = intel_lr_context_pin(request->ctx, engine); + if (ret) + return ret; + if (i915.enable_guc_submission) { /* * Check that the GuC has space for the request before @@ -634,21 +638,17 @@ int intel_logical_ring_alloc_request_extras(struct drm_i915_gem_request *request */ ret = i915_guc_wq_reserve(request); if (ret) - return ret; + goto err_unpin; } - ret = intel_lr_context_pin(request->ctx, engine); - if (ret) - return ret; - ret = intel_ring_begin(request, 0); if (ret) - goto err_unpin; + goto err_unreserve; if (!ce->initialised) { ret = engine->init_context(request); if (ret) - goto err_unpin; + goto err_unreserve; ce->initialised = true; } @@ -663,6 +663,9 @@ int intel_logical_ring_alloc_request_extras(struct drm_i915_gem_request *request request->reserved_space -= EXECLISTS_REQUEST_SIZE; return 0; +err_unreserve: + if (i915.enable_guc_submission) + i915_guc_wq_unreserve(request); err_unpin: intel_lr_context_unpin(request->ctx, engine); return ret; -- cgit v1.2.3 From 738bb80e3e3d7d8c0109c796ca5e7c4b6f1f558f Mon Sep 17 00:00:00 2001 From: Daniel Vetter Date: Mon, 10 Oct 2016 10:20:22 +0200 Subject: drm/i915: Update DRIVER_DATE to 20161010 Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/i915_drv.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index a219a3534750..54d860e1c0fc 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -70,7 +70,7 @@ #define DRIVER_NAME "i915" #define DRIVER_DESC "Intel Graphics" -#define DRIVER_DATE "20160919" +#define DRIVER_DATE "20161010" #undef WARN_ON /* Many gcc seem to no see through this and fall over :( */ -- cgit v1.2.3 From 465350d0db06e280dfd7998392269358bba30813 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 11 Oct 2016 09:20:20 +0100 Subject: drm/i915: Remove self-harming shrink_all on get_pages_gtt fail MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit When we notice the system under memory pressure, we try to evict some driver pages before asking the VM to shrink all caches. As a final step in that process, we tried to evict everything, including active buffers. This is harming ourselves, and we can mix shrinking all caches as well as our residual buffers (after the first pass of trying to shrink just our own buffers). Signed-off-by: Chris Wilson Reviewed-by: Michał Winiarski Link: http://patchwork.freedesktop.org/patch/msgid/20161011082021.14606-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem.c | 1 - 1 file changed, 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index a89a88922448..ec0a3149baeb 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2264,7 +2264,6 @@ i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj) * our own buffer, now let the real VM do its job and * go down in flames if truly OOM. */ - i915_gem_shrink_all(dev_priv); page = shmem_read_mapping_page(mapping, i); if (IS_ERR(page)) { ret = PTR_ERR(page); -- cgit v1.2.3 From 871dfbd67d4ecbcc83fc9e80a310ca9bf3c44c40 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 11 Oct 2016 09:20:21 +0100 Subject: drm/i915: Allow compaction upto SWIOTLB max segment size commit 1625e7e549c5 ("drm/i915: make compact dma scatter lists creation work with SWIOTLB backend") took a heavy handed approach to undo the scatterlist compaction in the face of SWIOTLB. (The compaction hit a bug whereby we tried to pass a segment larger than SWIOTLB could handle.) We can be a little more intelligent and try compacting the scatterlist up to the maximum SWIOTLB segment size (when using SWIOTLB). v2: Tidy sg_mark_end() and cpp Signed-off-by: Chris Wilson CC: Imre Deak CC: Daniel Vetter Cc: Konrad Rzeszutek Wilk Cc: Tvrtko Ursulin Reviewed-by: Tvrtko Ursulin Link: http://patchwork.freedesktop.org/patch/msgid/20161011082021.14606-2-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem.c | 30 ++++++++++++++++++------------ 1 file changed, 18 insertions(+), 12 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index ec0a3149baeb..9eb9ccdd8c8d 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2208,6 +2208,15 @@ i915_gem_object_put_pages(struct drm_i915_gem_object *obj) return 0; } +static unsigned long swiotlb_max_size(void) +{ +#if IS_ENABLED(CONFIG_SWIOTLB) + return rounddown(swiotlb_nr_tbl() << IO_TLB_SHIFT, PAGE_SIZE); +#else + return 0; +#endif +} + static int i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj) { @@ -2219,6 +2228,7 @@ i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj) struct sgt_iter sgt_iter; struct page *page; unsigned long last_pfn = 0; /* suppress gcc warning */ + unsigned long max_segment; int ret; gfp_t gfp; @@ -2229,6 +2239,10 @@ i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj) BUG_ON(obj->base.read_domains & I915_GEM_GPU_DOMAINS); BUG_ON(obj->base.write_domain & I915_GEM_GPU_DOMAINS); + max_segment = swiotlb_max_size(); + if (!max_segment) + max_segment = obj->base.size; + st = kmalloc(sizeof(*st), GFP_KERNEL); if (st == NULL) return -ENOMEM; @@ -2270,15 +2284,9 @@ i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj) goto err_pages; } } -#ifdef CONFIG_SWIOTLB - if (swiotlb_nr_tbl()) { - st->nents++; - sg_set_page(sg, page, PAGE_SIZE, 0); - sg = sg_next(sg); - continue; - } -#endif - if (!i || page_to_pfn(page) != last_pfn + 1) { + if (!i || + sg->length >= max_segment || + page_to_pfn(page) != last_pfn + 1) { if (i) sg = sg_next(sg); st->nents++; @@ -2291,9 +2299,7 @@ i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj) /* Check that the i965g/gm workaround works. */ WARN_ON((gfp & __GFP_DMA32) && (last_pfn >= 0x00100000UL)); } -#ifdef CONFIG_SWIOTLB - if (!swiotlb_nr_tbl()) -#endif + if (sg) /* loop terminated early; short sg table */ sg_mark_end(sg); obj->pages = st; -- cgit v1.2.3 From 908b1232252edf6c7e29800e091cfbbb9f5f3570 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 11 Oct 2016 10:06:56 +0100 Subject: drm/i915: Convert open-coded use of vma_pages() If we want to know how many pages a VMA spans, we can use vma_pages() to find out. We have one such invocation inside our faulthandler, so convert it. (We have two other that want the size in bytes rather than pages, food for future thought.) Signed-off-by: Chris Wilson Link: http://patchwork.freedesktop.org/patch/msgid/20161011090656.29554-1-chris@chris-wilson.co.uk Reviewed-by: Matthew Auld --- drivers/gpu/drm/i915/i915_gem.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 9eb9ccdd8c8d..fdd496e6c081 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1813,8 +1813,7 @@ int i915_gem_fault(struct vm_area_struct *area, struct vm_fault *vmf) view.params.partial.offset = rounddown(page_offset, chunk_size); view.params.partial.size = min_t(unsigned int, chunk_size, - (area->vm_end - area->vm_start) / PAGE_SIZE - - view.params.partial.offset); + vma_pages(area) - view.params.partial.offset); /* If the partial covers the entire object, just create a * normal VMA. -- cgit v1.2.3 From 6c26291d1fe50d7f237812e2ba4ff46337df281a Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 10 Oct 2016 18:04:00 +0300 Subject: drm/i915/audio: abstract audio config update Prepare for using the same code for updating HSW_AUD_CFG register. No functional changes. Cc: Libin Yang Reviewed-by: Libin Yang Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/56fe0662990289c647f998c11089133ca92ebb68.1476111629.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_audio.c | 68 ++++++++++++++++++++++---------------- 1 file changed, 40 insertions(+), 28 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c index 1f168e27af10..d452e7b86053 100644 --- a/drivers/gpu/drm/i915/intel_audio.c +++ b/drivers/gpu/drm/i915/intel_audio.c @@ -245,6 +245,45 @@ static void g4x_audio_codec_enable(struct drm_connector *connector, I915_WRITE(G4X_AUD_CNTL_ST, tmp); } +static void hsw_audio_config_update(struct intel_crtc *intel_crtc, + enum port port, + const struct drm_display_mode *adjusted_mode) +{ + struct drm_i915_private *dev_priv = to_i915(intel_crtc->base.dev); + struct i915_audio_component *acomp = dev_priv->audio_component; + enum pipe pipe = intel_crtc->pipe; + int n, rate; + u32 tmp; + + tmp = I915_READ(HSW_AUD_CFG(pipe)); + tmp &= ~AUD_CONFIG_N_VALUE_INDEX; + tmp &= ~AUD_CONFIG_PIXEL_CLOCK_HDMI_MASK; + if (intel_crtc_has_dp_encoder(intel_crtc->config)) + tmp |= AUD_CONFIG_N_VALUE_INDEX; + else + tmp |= audio_config_hdmi_pixel_clock(adjusted_mode); + + tmp &= ~AUD_CONFIG_N_PROG_ENABLE; + if (audio_rate_need_prog(intel_crtc, adjusted_mode)) { + if (!acomp) + rate = 0; + else if (port >= PORT_A && port <= PORT_E) + rate = acomp->aud_sample_rate[port]; + else { + DRM_ERROR("invalid port: %d\n", port); + rate = 0; + } + + n = audio_config_get_n(adjusted_mode, rate); + if (n != 0) + tmp = audio_config_setup_n_reg(n, tmp); + else + DRM_DEBUG_KMS("no suitable N value is found\n"); + } + + I915_WRITE(HSW_AUD_CFG(pipe), tmp); +} + static void hsw_audio_codec_disable(struct intel_encoder *encoder) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); @@ -283,11 +322,9 @@ static void hsw_audio_codec_enable(struct drm_connector *connector, struct intel_crtc *intel_crtc = to_intel_crtc(intel_encoder->base.crtc); enum pipe pipe = intel_crtc->pipe; enum port port = intel_encoder->port; - struct i915_audio_component *acomp = dev_priv->audio_component; const uint8_t *eld = connector->eld; uint32_t tmp; int len, i; - int n, rate; DRM_DEBUG_KMS("Enable audio codec on pipe %c, %u bytes ELD\n", pipe_name(pipe), drm_eld_size(eld)); @@ -323,32 +360,7 @@ static void hsw_audio_codec_enable(struct drm_connector *connector, I915_WRITE(HSW_AUD_PIN_ELD_CP_VLD, tmp); /* Enable timestamps */ - tmp = I915_READ(HSW_AUD_CFG(pipe)); - tmp &= ~AUD_CONFIG_N_VALUE_INDEX; - tmp &= ~AUD_CONFIG_PIXEL_CLOCK_HDMI_MASK; - if (intel_crtc_has_dp_encoder(intel_crtc->config)) - tmp |= AUD_CONFIG_N_VALUE_INDEX; - else - tmp |= audio_config_hdmi_pixel_clock(adjusted_mode); - - tmp &= ~AUD_CONFIG_N_PROG_ENABLE; - if (audio_rate_need_prog(intel_crtc, adjusted_mode)) { - if (!acomp) - rate = 0; - else if (port >= PORT_A && port <= PORT_E) - rate = acomp->aud_sample_rate[port]; - else { - DRM_ERROR("invalid port: %d\n", port); - rate = 0; - } - n = audio_config_get_n(adjusted_mode, rate); - if (n != 0) - tmp = audio_config_setup_n_reg(n, tmp); - else - DRM_DEBUG_KMS("no suitable N value is found\n"); - } - - I915_WRITE(HSW_AUD_CFG(pipe), tmp); + hsw_audio_config_update(intel_crtc, port, adjusted_mode); mutex_unlock(&dev_priv->av_mutex); } -- cgit v1.2.3 From 3af306d905b530bf076a983b14af23d133772eea Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 10 Oct 2016 18:04:01 +0300 Subject: drm/i915/audio: port is going to be just fine, simplify checks If it was wrong, we'd be screwed already. Cc: Libin Yang Reviewed-by: Libin Yang Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/8cf454ccefc05b234aa81c45a4ce9018e7c9324f.1476111629.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_audio.c | 12 ++---------- 1 file changed, 2 insertions(+), 10 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c index d452e7b86053..58a222f36a87 100644 --- a/drivers/gpu/drm/i915/intel_audio.c +++ b/drivers/gpu/drm/i915/intel_audio.c @@ -251,8 +251,9 @@ static void hsw_audio_config_update(struct intel_crtc *intel_crtc, { struct drm_i915_private *dev_priv = to_i915(intel_crtc->base.dev); struct i915_audio_component *acomp = dev_priv->audio_component; + int rate = acomp ? acomp->aud_sample_rate[port] : 0; enum pipe pipe = intel_crtc->pipe; - int n, rate; + int n; u32 tmp; tmp = I915_READ(HSW_AUD_CFG(pipe)); @@ -265,15 +266,6 @@ static void hsw_audio_config_update(struct intel_crtc *intel_crtc, tmp &= ~AUD_CONFIG_N_PROG_ENABLE; if (audio_rate_need_prog(intel_crtc, adjusted_mode)) { - if (!acomp) - rate = 0; - else if (port >= PORT_A && port <= PORT_E) - rate = acomp->aud_sample_rate[port]; - else { - DRM_ERROR("invalid port: %d\n", port); - rate = 0; - } - n = audio_config_get_n(adjusted_mode, rate); if (n != 0) tmp = audio_config_setup_n_reg(n, tmp); -- cgit v1.2.3 From 8f1ec181b12e8ac04e9690f1b122a6779ad2acc2 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 10 Oct 2016 18:04:02 +0300 Subject: drm/i915/audio: use the same code for updating audio config It gets fragile to duplicate the code for updating HSW_AUD_CFG. The only change should be that the hdmi pixel clock is also updated in i915_audio_component_sync_audio_rate(), but it should not be any different. Cc: Libin Yang Reviewed-by: Libin Yang Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/e0e88ec00c0ed1734083153b55283efd3116be5c.1476111629.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_audio.c | 29 +++-------------------------- 1 file changed, 3 insertions(+), 26 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c index 58a222f36a87..c8336db298b3 100644 --- a/drivers/gpu/drm/i915/intel_audio.c +++ b/drivers/gpu/drm/i915/intel_audio.c @@ -671,10 +671,8 @@ static int i915_audio_component_sync_audio_rate(struct device *kdev, int port, struct drm_i915_private *dev_priv = kdev_to_i915(kdev); struct intel_encoder *intel_encoder; struct intel_crtc *crtc; - struct drm_display_mode *mode; + struct drm_display_mode *adjusted_mode; struct i915_audio_component *acomp = dev_priv->audio_component; - u32 tmp; - int n; int err = 0; /* HSW, BDW, SKL, KBL need this fix */ @@ -700,33 +698,12 @@ static int i915_audio_component_sync_audio_rate(struct device *kdev, int port, crtc = to_intel_crtc(intel_encoder->base.crtc); pipe = crtc->pipe; - mode = &crtc->config->base.adjusted_mode; + adjusted_mode = &crtc->config->base.adjusted_mode; /* port must be valid now, otherwise the pipe will be invalid */ acomp->aud_sample_rate[port] = rate; - /* 2. check whether to set the N/CTS/M manually or not */ - if (!audio_rate_need_prog(crtc, mode)) { - tmp = I915_READ(HSW_AUD_CFG(pipe)); - tmp &= ~AUD_CONFIG_N_PROG_ENABLE; - I915_WRITE(HSW_AUD_CFG(pipe), tmp); - goto unlock; - } - - n = audio_config_get_n(mode, rate); - if (n == 0) { - DRM_DEBUG_KMS("Using automatic mode for N value on port %c\n", - port_name(port)); - tmp = I915_READ(HSW_AUD_CFG(pipe)); - tmp &= ~AUD_CONFIG_N_PROG_ENABLE; - I915_WRITE(HSW_AUD_CFG(pipe), tmp); - goto unlock; - } - - /* 3. set the N/CTS/M */ - tmp = I915_READ(HSW_AUD_CFG(pipe)); - tmp = audio_config_setup_n_reg(n, tmp); - I915_WRITE(HSW_AUD_CFG(pipe), tmp); + hsw_audio_config_update(crtc, port, adjusted_mode); unlock: mutex_unlock(&dev_priv->av_mutex); -- cgit v1.2.3 From 12e87f23c6278eda2fec540f078e08f1ad63b4fe Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 10 Oct 2016 18:04:03 +0300 Subject: drm/i915/audio: split dp and hdmi audio config update The code for dp and hdmi are already different, and they're about to diverge even more. Split them for clarity in future work. No functional changes. Cc: Libin Yang Reviewed-by: Libin Yang Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/41b8e24fed92effafaef69675ddabfa2008b4d31.1476111629.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_audio.c | 55 +++++++++++++++++++++++--------------- 1 file changed, 34 insertions(+), 21 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c index c8336db298b3..dcbe6b9cbc43 100644 --- a/drivers/gpu/drm/i915/intel_audio.c +++ b/drivers/gpu/drm/i915/intel_audio.c @@ -148,18 +148,6 @@ static uint32_t audio_config_setup_n_reg(int n, uint32_t val) return tmp; } -/* check whether N/CTS/M need be set manually */ -static bool audio_rate_need_prog(struct intel_crtc *crtc, - const struct drm_display_mode *mode) -{ - if (((mode->clock == TMDS_297M) || - (mode->clock == TMDS_296M)) && - intel_crtc_has_type(crtc->config, INTEL_OUTPUT_HDMI)) - return true; - else - return false; -} - static bool intel_eld_uptodate(struct drm_connector *connector, i915_reg_t reg_eldv, uint32_t bits_eldv, i915_reg_t reg_elda, uint32_t bits_elda, @@ -245,9 +233,26 @@ static void g4x_audio_codec_enable(struct drm_connector *connector, I915_WRITE(G4X_AUD_CNTL_ST, tmp); } -static void hsw_audio_config_update(struct intel_crtc *intel_crtc, - enum port port, - const struct drm_display_mode *adjusted_mode) +static void +hsw_dp_audio_config_update(struct intel_crtc *intel_crtc, enum port port, + const struct drm_display_mode *adjusted_mode) +{ + struct drm_i915_private *dev_priv = to_i915(intel_crtc->base.dev); + enum pipe pipe = intel_crtc->pipe; + u32 tmp; + + tmp = I915_READ(HSW_AUD_CFG(pipe)); + tmp &= ~AUD_CONFIG_N_VALUE_INDEX; + tmp &= ~AUD_CONFIG_PIXEL_CLOCK_HDMI_MASK; + tmp &= ~AUD_CONFIG_N_PROG_ENABLE; + tmp |= AUD_CONFIG_N_VALUE_INDEX; + + I915_WRITE(HSW_AUD_CFG(pipe), tmp); +} + +static void +hsw_hdmi_audio_config_update(struct intel_crtc *intel_crtc, enum port port, + const struct drm_display_mode *adjusted_mode) { struct drm_i915_private *dev_priv = to_i915(intel_crtc->base.dev); struct i915_audio_component *acomp = dev_priv->audio_component; @@ -259,13 +264,11 @@ static void hsw_audio_config_update(struct intel_crtc *intel_crtc, tmp = I915_READ(HSW_AUD_CFG(pipe)); tmp &= ~AUD_CONFIG_N_VALUE_INDEX; tmp &= ~AUD_CONFIG_PIXEL_CLOCK_HDMI_MASK; - if (intel_crtc_has_dp_encoder(intel_crtc->config)) - tmp |= AUD_CONFIG_N_VALUE_INDEX; - else - tmp |= audio_config_hdmi_pixel_clock(adjusted_mode); - tmp &= ~AUD_CONFIG_N_PROG_ENABLE; - if (audio_rate_need_prog(intel_crtc, adjusted_mode)) { + tmp |= audio_config_hdmi_pixel_clock(adjusted_mode); + + if (adjusted_mode->clock == TMDS_296M || + adjusted_mode->clock == TMDS_297M) { n = audio_config_get_n(adjusted_mode, rate); if (n != 0) tmp = audio_config_setup_n_reg(n, tmp); @@ -276,6 +279,16 @@ static void hsw_audio_config_update(struct intel_crtc *intel_crtc, I915_WRITE(HSW_AUD_CFG(pipe), tmp); } +static void +hsw_audio_config_update(struct intel_crtc *intel_crtc, enum port port, + const struct drm_display_mode *adjusted_mode) +{ + if (intel_crtc_has_dp_encoder(intel_crtc->config)) + hsw_dp_audio_config_update(intel_crtc, port, adjusted_mode); + else + hsw_hdmi_audio_config_update(intel_crtc, port, adjusted_mode); +} + static void hsw_audio_codec_disable(struct intel_encoder *encoder) { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); -- cgit v1.2.3 From 4bd2d6f680e39a910f76b50ba21ad22bc6177628 Mon Sep 17 00:00:00 2001 From: Libin Yang Date: Mon, 10 Oct 2016 18:04:04 +0300 Subject: drm/i915/audio: set proper N/MCTS on more platforms MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This patch applies setting proper N/M, N/CTS on more platforms. Reviewed-by: Ville Syrjälä Signed-off-by: Libin Yang Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/073f8aaf302df1b638dd33b0ddf46930bcdfea99.1476111629.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_audio.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c index dcbe6b9cbc43..8f6cc15ca39c 100644 --- a/drivers/gpu/drm/i915/intel_audio.c +++ b/drivers/gpu/drm/i915/intel_audio.c @@ -688,11 +688,7 @@ static int i915_audio_component_sync_audio_rate(struct device *kdev, int port, struct i915_audio_component *acomp = dev_priv->audio_component; int err = 0; - /* HSW, BDW, SKL, KBL need this fix */ - if (!IS_SKYLAKE(dev_priv) && - !IS_KABYLAKE(dev_priv) && - !IS_BROADWELL(dev_priv) && - !IS_HASWELL(dev_priv)) + if (!HAS_DDI(dev_priv)) return 0; i915_audio_component_get_power(kdev); -- cgit v1.2.3 From a7c4efbfbe45f7f9e09bc6ff27e9762b89354449 Mon Sep 17 00:00:00 2001 From: Libin Yang Date: Mon, 10 Oct 2016 18:04:05 +0300 Subject: drm/i915/audio: HDMI audio gets the TMDS clock by crtc_clock MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit HDMI audio should use crtc_clock to get the TMDS clock. This patch renames mode to adjusted_mode to unify the name. Reviewed-by: Ville Syrjälä Signed-off-by: Libin Yang Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/8945ac6bdae9c63a563bdd60b44dd316254e4752.1476111629.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_audio.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c index 8f6cc15ca39c..34f55f2f44d7 100644 --- a/drivers/gpu/drm/i915/intel_audio.c +++ b/drivers/gpu/drm/i915/intel_audio.c @@ -121,13 +121,14 @@ static u32 audio_config_hdmi_pixel_clock(const struct drm_display_mode *adjusted return hdmi_audio_clock[i].config; } -static int audio_config_get_n(const struct drm_display_mode *mode, int rate) +static int audio_config_get_n(const struct drm_display_mode *adjusted_mode, + int rate) { int i; for (i = 0; i < ARRAY_SIZE(aud_ncts); i++) { if ((rate == aud_ncts[i].sample_rate) && - (mode->clock == aud_ncts[i].clock)) { + (adjusted_mode->crtc_clock == aud_ncts[i].clock)) { return aud_ncts[i].n; } } @@ -267,8 +268,8 @@ hsw_hdmi_audio_config_update(struct intel_crtc *intel_crtc, enum port port, tmp &= ~AUD_CONFIG_N_PROG_ENABLE; tmp |= audio_config_hdmi_pixel_clock(adjusted_mode); - if (adjusted_mode->clock == TMDS_296M || - adjusted_mode->clock == TMDS_297M) { + if (adjusted_mode->crtc_clock == TMDS_296M || + adjusted_mode->crtc_clock == TMDS_297M) { n = audio_config_get_n(adjusted_mode, rate); if (n != 0) tmp = audio_config_setup_n_reg(n, tmp); -- cgit v1.2.3 From 2561389a128cd15e97036b209856e53a546df9b7 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 10 Oct 2016 18:04:06 +0300 Subject: drm/i915/audio: add register macros for audio config N value Have generic macros in line with the rest of the register bit definition macros instead of a dedicated function in intel_audio.c, and use them. No functional changes. Cc: Libin Yang Reviewed-by: Libin Yang Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/c8709b065ba5cb91b85c54f4e099219e4e68b192.1476111629.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/i915_reg.h | 4 ++++ drivers/gpu/drm/i915/intel_audio.c | 23 ++++++----------------- 2 files changed, 10 insertions(+), 17 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index acc767a52d8e..595d196f753f 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -7332,6 +7332,10 @@ enum { #define AUD_CONFIG_UPPER_N_MASK (0xff << 20) #define AUD_CONFIG_LOWER_N_SHIFT 4 #define AUD_CONFIG_LOWER_N_MASK (0xfff << 4) +#define AUD_CONFIG_N_MASK (AUD_CONFIG_UPPER_N_MASK | AUD_CONFIG_LOWER_N_MASK) +#define AUD_CONFIG_N(n) \ + (((((n) >> 12) & 0xff) << AUD_CONFIG_UPPER_N_SHIFT) | \ + (((n) & 0xfff) << AUD_CONFIG_LOWER_N_SHIFT)) #define AUD_CONFIG_PIXEL_CLOCK_HDMI_SHIFT 16 #define AUD_CONFIG_PIXEL_CLOCK_HDMI_MASK (0xf << 16) #define AUD_CONFIG_PIXEL_CLOCK_HDMI_25175 (0 << 16) diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c index 34f55f2f44d7..db46ead0c28c 100644 --- a/drivers/gpu/drm/i915/intel_audio.c +++ b/drivers/gpu/drm/i915/intel_audio.c @@ -135,20 +135,6 @@ static int audio_config_get_n(const struct drm_display_mode *adjusted_mode, return 0; } -static uint32_t audio_config_setup_n_reg(int n, uint32_t val) -{ - int n_low, n_up; - uint32_t tmp = val; - - n_low = n & 0xfff; - n_up = (n >> 12) & 0xff; - tmp &= ~(AUD_CONFIG_UPPER_N_MASK | AUD_CONFIG_LOWER_N_MASK); - tmp |= ((n_up << AUD_CONFIG_UPPER_N_SHIFT) | - (n_low << AUD_CONFIG_LOWER_N_SHIFT) | - AUD_CONFIG_N_PROG_ENABLE); - return tmp; -} - static bool intel_eld_uptodate(struct drm_connector *connector, i915_reg_t reg_eldv, uint32_t bits_eldv, i915_reg_t reg_elda, uint32_t bits_elda, @@ -271,10 +257,13 @@ hsw_hdmi_audio_config_update(struct intel_crtc *intel_crtc, enum port port, if (adjusted_mode->crtc_clock == TMDS_296M || adjusted_mode->crtc_clock == TMDS_297M) { n = audio_config_get_n(adjusted_mode, rate); - if (n != 0) - tmp = audio_config_setup_n_reg(n, tmp); - else + if (n != 0) { + tmp &= ~AUD_CONFIG_N_MASK; + tmp |= AUD_CONFIG_N(n); + tmp |= AUD_CONFIG_N_PROG_ENABLE; + } else { DRM_DEBUG_KMS("no suitable N value is found\n"); + } } I915_WRITE(HSW_AUD_CFG(pipe), tmp); -- cgit v1.2.3 From 9eeb7304f3ae300c3a0dda6ff84cc7c3c8053fa0 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Mon, 10 Oct 2016 18:04:07 +0300 Subject: drm/i915/audio: rename N value getter to emphasize it's for hdmi We'll be getting a function and a table for dp parameters soon enough, so rename the function and table for hdmi. No functional changes. Cc: Libin Yang Reviewed-by: Libin Yang Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/3d1c61cab70b6a2966db9b6115b76edbd747a835.1476111629.git.jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_audio.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c index db46ead0c28c..904e7c36c79c 100644 --- a/drivers/gpu/drm/i915/intel_audio.c +++ b/drivers/gpu/drm/i915/intel_audio.c @@ -81,7 +81,7 @@ static const struct { int clock; int n; int cts; -} aud_ncts[] = { +} hdmi_aud_ncts[] = { { 44100, TMDS_296M, 4459, 234375 }, { 44100, TMDS_297M, 4704, 247500 }, { 48000, TMDS_296M, 5824, 281250 }, @@ -121,15 +121,15 @@ static u32 audio_config_hdmi_pixel_clock(const struct drm_display_mode *adjusted return hdmi_audio_clock[i].config; } -static int audio_config_get_n(const struct drm_display_mode *adjusted_mode, - int rate) +static int audio_config_hdmi_get_n(const struct drm_display_mode *adjusted_mode, + int rate) { int i; - for (i = 0; i < ARRAY_SIZE(aud_ncts); i++) { - if ((rate == aud_ncts[i].sample_rate) && - (adjusted_mode->crtc_clock == aud_ncts[i].clock)) { - return aud_ncts[i].n; + for (i = 0; i < ARRAY_SIZE(hdmi_aud_ncts); i++) { + if (rate == hdmi_aud_ncts[i].sample_rate && + adjusted_mode->crtc_clock == hdmi_aud_ncts[i].clock) { + return hdmi_aud_ncts[i].n; } } return 0; @@ -256,7 +256,7 @@ hsw_hdmi_audio_config_update(struct intel_crtc *intel_crtc, enum port port, if (adjusted_mode->crtc_clock == TMDS_296M || adjusted_mode->crtc_clock == TMDS_297M) { - n = audio_config_get_n(adjusted_mode, rate); + n = audio_config_hdmi_get_n(adjusted_mode, rate); if (n != 0) { tmp &= ~AUD_CONFIG_N_MASK; tmp |= AUD_CONFIG_N(n); -- cgit v1.2.3 From 5a920b85f2c6e3fd7d9dd9bb3f3345e9085e2360 Mon Sep 17 00:00:00 2001 From: Paulo Zanoni Date: Tue, 4 Oct 2016 14:37:32 -0300 Subject: drm/i915/gen9: fix DDB partitioning for multi-screen cases With the previous code we were only recomputing the DDB partitioning for the CRTCs included in the atomic commit, so any other active CRTCs would end up having their DDB registers zeroed. In this patch we make sure that the computed state starts as a copy of the current partitioning, and then we only zero the DDBs that we're actually going to recompute. How to reproduce the bug: 1 - Enable the primary plane on pipe A 2 - Enable the primary plane on pipe B 3 - Enable the cursor or sprite plane on pipe A Step 3 will zero the DDB partitioning for pipe B since it's not included in the commit that enabled the cursor or sprite for pipe A. I expect this to fix many FIFO underrun problems on gen9+. v2: - Mention the cursor on the steps to reproduce the problem (Paulo). - Add Testcase tag provided by Maarten (Maarten). Testcase: kms_cursor_legacy.cursorA-vs-flipB-atomic-transitions Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=96226 Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=96828 Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=97450 Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=97596 Bugzilla: https://www.phoronix.com/scan.php?page=news_item&px=Intel-Skylake-Multi-Screen-Woes Cc: stable@vger.kernel.org Signed-off-by: Paulo Zanoni Reviewed-by: Lyude Link: http://patchwork.freedesktop.org/patch/msgid/1475602652-17326-1-git-send-email-paulo.r.zanoni@intel.com --- drivers/gpu/drm/i915/intel_pm.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 7f1748a1e614..fe6c1c61c388 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3362,13 +3362,15 @@ skl_allocate_pipe_ddb(struct intel_crtc_state *cstate, int num_active; int id, i; + /* Clear the partitioning for disabled planes. */ + memset(ddb->plane[pipe], 0, sizeof(ddb->plane[pipe])); + memset(ddb->y_plane[pipe], 0, sizeof(ddb->y_plane[pipe])); + if (WARN_ON(!state)) return 0; if (!cstate->base.active) { ddb->pipe[pipe].start = ddb->pipe[pipe].end = 0; - memset(ddb->plane[pipe], 0, sizeof(ddb->plane[pipe])); - memset(ddb->y_plane[pipe], 0, sizeof(ddb->y_plane[pipe])); return 0; } @@ -4054,6 +4056,12 @@ skl_compute_ddb(struct drm_atomic_state *state) intel_state->wm_results.dirty_pipes = ~0; } + /* + * We're not recomputing for the pipes not included in the commit, so + * make sure we start with the current state. + */ + memcpy(ddb, &dev_priv->wm.skl_hw.ddb, sizeof(*ddb)); + for_each_intel_crtc_mask(dev, intel_crtc, realloc_pipes) { struct intel_crtc_state *cstate; -- cgit v1.2.3 From 69b624983f94f2a877449c1e6c34f21c97440f25 Mon Sep 17 00:00:00 2001 From: Alexandre Courbot Date: Wed, 6 Jul 2016 23:04:56 +0900 Subject: drm/nouveau/ibus/gk20a: use udelay() in interrupt context gk20a_ibus_init_ibus_ring() can be called from gk20a_ibus_intr(), in non-interruptible context. Replace use of usleep_range() with udelay(). Reported-by: Thierry Reding Signed-off-by: Alexandre Courbot Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gk20a.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gk20a.c b/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gk20a.c index b7159b338fac..1a4ab825852c 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gk20a.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/ibus/gk20a.c @@ -29,7 +29,7 @@ gk20a_ibus_init_ibus_ring(struct nvkm_subdev *ibus) nvkm_mask(device, 0x137250, 0x3f, 0); nvkm_mask(device, 0x000200, 0x20, 0); - usleep_range(20, 30); + udelay(20); nvkm_mask(device, 0x000200, 0x20, 0x20); nvkm_wr32(device, 0x12004c, 0x4); -- cgit v1.2.3 From 9936aeeaebce816ba428eedf4da4b1a8e92e77f9 Mon Sep 17 00:00:00 2001 From: Ilia Mirkin Date: Wed, 27 Jul 2016 01:00:31 -0400 Subject: drm/nouveau/nouveau: bios pointers may be unaligned, use proper accessors This can show up on SPARC or other architectures that don't handle unaligned accesses. The kernel normally fixes these up, but it shouldn't have to. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=96836 Signed-off-by: Ilia Mirkin Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nouveau_bios.h | 6 ++---- drivers/gpu/drm/nouveau/nvkm/subdev/mxm/mxms.c | 4 ++-- 2 files changed, 4 insertions(+), 6 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.h b/drivers/gpu/drm/nouveau/nouveau_bios.h index 0067586eb015..18eb061ccafb 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bios.h +++ b/drivers/gpu/drm/nouveau/nouveau_bios.h @@ -31,10 +31,8 @@ #define DCB_LOC_ON_CHIP 0 -#define ROM16(x) le16_to_cpu(*(u16 *)&(x)) -#define ROM32(x) le32_to_cpu(*(u32 *)&(x)) -#define ROM48(x) ({ u8 *p = &(x); (u64)ROM16(p[4]) << 32 | ROM32(p[0]); }) -#define ROM64(x) le64_to_cpu(*(u64 *)&(x)) +#define ROM16(x) get_unaligned_le16(&(x)) +#define ROM32(x) get_unaligned_le32(&(x)) #define ROMPTR(d,x) ({ \ struct nouveau_drm *drm = nouveau_drm((d)); \ ROM16(x) ? &drm->vbios.data[ROM16(x)] : NULL; \ diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mxm/mxms.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mxm/mxms.c index 45a2f8e784f9..9abfa5e2fe9f 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/mxm/mxms.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mxm/mxms.c @@ -23,8 +23,8 @@ */ #include "mxms.h" -#define ROM16(x) le16_to_cpu(*(u16 *)&(x)) -#define ROM32(x) le32_to_cpu(*(u32 *)&(x)) +#define ROM16(x) get_unaligned_le16(&(x)) +#define ROM32(x) get_unaligned_le32(&(x)) static u8 * mxms_data(struct nvkm_mxm *mxm) -- cgit v1.2.3 From a8c119a4d0af1633eb37af87c61b632646894329 Mon Sep 17 00:00:00 2001 From: Karol Herbst Date: Wed, 27 Jul 2016 21:49:47 +0200 Subject: drm/nouveau/iccsense: Parse the resistors and config the right way Previously we parsed that table a bit wrong: 1. The entry layout depends on the sensor type used. 2. We have all resitors in one entry for the INA3221. 3. The config is already included in the vbios. This commit addresses that issue and with that we should be able to read out the right power consumption for every GPU with a INA209, INA219 and INA3221. Signed-off-by: Karol Herbst Signed-off-by: Ben Skeggs --- .../nouveau/include/nvkm/subdev/bios/iccsense.h | 10 +- .../gpu/drm/nouveau/nvkm/subdev/bios/iccsense.c | 33 +++++- .../gpu/drm/nouveau/nvkm/subdev/iccsense/base.c | 129 +++++++-------------- .../gpu/drm/nouveau/nvkm/subdev/iccsense/priv.h | 2 +- 4 files changed, 82 insertions(+), 92 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/iccsense.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/iccsense.h index 9cb97477248b..e933d3eede70 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/iccsense.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/iccsense.h @@ -1,10 +1,16 @@ #ifndef __NVBIOS_ICCSENSE_H__ #define __NVBIOS_ICCSENSE_H__ +struct pwr_rail_resistor_t { + u8 mohm; + bool enabled; +}; + struct pwr_rail_t { u8 mode; u8 extdev_id; - u8 resistor_mohm; - u8 rail; + u8 resistor_count; + struct pwr_rail_resistor_t resistors[3]; + u16 config; }; struct nvbios_iccsense { diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/iccsense.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/iccsense.c index 084328028af1..aafd5e17b1c8 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/iccsense.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/iccsense.c @@ -23,6 +23,7 @@ */ #include #include +#include #include static u16 @@ -77,23 +78,47 @@ nvbios_iccsense_parse(struct nvkm_bios *bios, struct nvbios_iccsense *iccsense) return -ENOMEM; for (i = 0; i < cnt; ++i) { + struct nvbios_extdev_func extdev; struct pwr_rail_t *rail = &iccsense->rail[i]; + u8 res_start = 0; + int r; + entry = table + hdr + i * len; switch(ver) { case 0x10: rail->mode = nvbios_rd08(bios, entry + 0x1); rail->extdev_id = nvbios_rd08(bios, entry + 0x2); - rail->resistor_mohm = nvbios_rd08(bios, entry + 0x3); - rail->rail = nvbios_rd08(bios, entry + 0x4); + res_start = 0x3; break; case 0x20: rail->mode = nvbios_rd08(bios, entry); rail->extdev_id = nvbios_rd08(bios, entry + 0x1); - rail->resistor_mohm = nvbios_rd08(bios, entry + 0x5); - rail->rail = nvbios_rd08(bios, entry + 0x6); + res_start = 0x5; + break; + }; + + if (nvbios_extdev_parse(bios, rail->extdev_id, &extdev)) + continue; + + switch (extdev.type) { + case NVBIOS_EXTDEV_INA209: + case NVBIOS_EXTDEV_INA219: + rail->resistor_count = 1; + break; + case NVBIOS_EXTDEV_INA3221: + rail->resistor_count = 3; + break; + default: + rail->resistor_count = 0; break; }; + + for (r = 0; r < rail->resistor_count; ++r) { + rail->resistors[r].mohm = nvbios_rd08(bios, entry + res_start + r * 2); + rail->resistors[r].enabled = !(nvbios_rd08(bios, entry + res_start + r * 2 + 1) & 0x40); + } + rail->config = nvbios_rd16(bios, entry + res_start + rail->resistor_count * 2); } return 0; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/iccsense/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/iccsense/base.c index 41bd5d0f7692..658355fc9354 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/iccsense/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/iccsense/base.c @@ -95,61 +95,13 @@ nvkm_iccsense_ina3221_read(struct nvkm_iccsense *iccsense, 40 * 8); } -static void -nvkm_iccsense_ina209_config(struct nvkm_iccsense *iccsense, - struct nvkm_iccsense_sensor *sensor) -{ - struct nvkm_subdev *subdev = &iccsense->subdev; - /* configuration: - * 0x0007: 0x0007 shunt and bus continous - * 0x0078: 0x0078 128 samples shunt - * 0x0780: 0x0780 128 samples bus - * 0x1800: 0x0000 +-40 mV shunt range - * 0x2000: 0x0000 16V FSR - */ - u16 value = 0x07ff; - nvkm_debug(subdev, "config for sensor id %i: 0x%x\n", sensor->id, value); - nv_wr16i2cr(sensor->i2c, sensor->addr, 0x00, value); -} - -static void -nvkm_iccsense_ina3221_config(struct nvkm_iccsense *iccsense, - struct nvkm_iccsense_sensor *sensor) -{ - struct nvkm_subdev *subdev = &iccsense->subdev; - /* configuration: - * 0x0007: 0x0007 shunt and bus continous - * 0x0031: 0x0000 140 us conversion time shunt - * 0x01c0: 0x0000 140 us conversion time bus - * 0x0f00: 0x0f00 1024 samples - * 0x7000: 0x?000 channels - */ - u16 value = 0x0e07; - if (sensor->rail_mask & 0x1) - value |= 0x1 << 14; - if (sensor->rail_mask & 0x2) - value |= 0x1 << 13; - if (sensor->rail_mask & 0x4) - value |= 0x1 << 12; - nvkm_debug(subdev, "config for sensor id %i: 0x%x\n", sensor->id, value); - nv_wr16i2cr(sensor->i2c, sensor->addr, 0x00, value); -} - static void nvkm_iccsense_sensor_config(struct nvkm_iccsense *iccsense, struct nvkm_iccsense_sensor *sensor) { - switch (sensor->type) { - case NVBIOS_EXTDEV_INA209: - case NVBIOS_EXTDEV_INA219: - nvkm_iccsense_ina209_config(iccsense, sensor); - break; - case NVBIOS_EXTDEV_INA3221: - nvkm_iccsense_ina3221_config(iccsense, sensor); - break; - default: - break; - } + struct nvkm_subdev *subdev = &iccsense->subdev; + nvkm_trace(subdev, "write config of extdev %i: 0x%04x\n", sensor->id, sensor->config); + nv_wr16i2cr(sensor->i2c, sensor->addr, 0x00, sensor->config); } int @@ -196,7 +148,6 @@ nvkm_iccsense_dtor(struct nvkm_subdev *subdev) static struct nvkm_iccsense_sensor* nvkm_iccsense_create_sensor(struct nvkm_iccsense *iccsense, u8 id) { - struct nvkm_subdev *subdev = &iccsense->subdev; struct nvkm_bios *bios = subdev->device->bios; struct nvkm_i2c *i2c = subdev->device->i2c; @@ -245,7 +196,7 @@ nvkm_iccsense_create_sensor(struct nvkm_iccsense *iccsense, u8 id) sensor->type = extdev.type; sensor->i2c = &i2c_bus->i2c; sensor->addr = addr; - sensor->rail_mask = 0x0; + sensor->config = 0x0; return sensor; } @@ -273,48 +224,56 @@ nvkm_iccsense_oneinit(struct nvkm_subdev *subdev) iccsense->data_valid = true; for (i = 0; i < stbl.nr_entry; ++i) { - struct pwr_rail_t *r = &stbl.rail[i]; - struct nvkm_iccsense_rail *rail; + struct pwr_rail_t *pwr_rail = &stbl.rail[i]; struct nvkm_iccsense_sensor *sensor; - int (*read)(struct nvkm_iccsense *, - struct nvkm_iccsense_rail *); + int r; - if (!r->mode || r->resistor_mohm == 0) + if (pwr_rail->mode != 1 || !pwr_rail->resistor_count) continue; - sensor = nvkm_iccsense_get_sensor(iccsense, r->extdev_id); + sensor = nvkm_iccsense_get_sensor(iccsense, pwr_rail->extdev_id); if (!sensor) continue; - switch (sensor->type) { - case NVBIOS_EXTDEV_INA209: - if (r->rail != 0) - continue; - read = nvkm_iccsense_ina209_read; - break; - case NVBIOS_EXTDEV_INA219: - if (r->rail != 0) + if (!sensor->config) + sensor->config = pwr_rail->config; + else if (sensor->config != pwr_rail->config) + nvkm_error(subdev, "config mismatch found for extdev %i\n", pwr_rail->extdev_id); + + for (r = 0; r < pwr_rail->resistor_count; ++r) { + struct nvkm_iccsense_rail *rail; + struct pwr_rail_resistor_t *res = &pwr_rail->resistors[r]; + int (*read)(struct nvkm_iccsense *, + struct nvkm_iccsense_rail *); + + if (!res->mohm || !res->enabled) continue; - read = nvkm_iccsense_ina219_read; - break; - case NVBIOS_EXTDEV_INA3221: - if (r->rail >= 3) + + switch (sensor->type) { + case NVBIOS_EXTDEV_INA209: + read = nvkm_iccsense_ina209_read; + break; + case NVBIOS_EXTDEV_INA219: + read = nvkm_iccsense_ina219_read; + break; + case NVBIOS_EXTDEV_INA3221: + read = nvkm_iccsense_ina3221_read; + break; + default: continue; - read = nvkm_iccsense_ina3221_read; - break; - default: - continue; + } + + rail = kmalloc(sizeof(*rail), GFP_KERNEL); + if (!rail) + return -ENOMEM; + + rail->read = read; + rail->sensor = sensor; + rail->idx = r; + rail->mohm = res->mohm; + nvkm_debug(subdev, "create rail for extdev %i: { idx: %i, mohm: %i }\n", pwr_rail->extdev_id, r, rail->mohm); + list_add_tail(&rail->head, &iccsense->rails); } - - rail = kmalloc(sizeof(*rail), GFP_KERNEL); - if (!rail) - return -ENOMEM; - sensor->rail_mask |= 1 << r->rail; - rail->read = read; - rail->sensor = sensor; - rail->idx = r->rail; - rail->mohm = r->resistor_mohm; - list_add_tail(&rail->head, &iccsense->rails); } return 0; } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/iccsense/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/iccsense/priv.h index b72c31d2f908..e90e0f6ed008 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/iccsense/priv.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/iccsense/priv.h @@ -10,7 +10,7 @@ struct nvkm_iccsense_sensor { enum nvbios_extdev_type type; struct i2c_adapter *i2c; u8 addr; - u8 rail_mask; + u16 config; }; struct nvkm_iccsense_rail { -- cgit v1.2.3 From cc90badd3c077ee18f82114988dbd53faf8f34c3 Mon Sep 17 00:00:00 2001 From: Karol Herbst Date: Tue, 12 Jul 2016 21:36:08 +0200 Subject: drm/nouveau/clk: Fix potential NULL pointer access when there is no fb subdev Signed-off-by: Karol Herbst Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c index 7102c25320fc..1defd3215ed3 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c @@ -175,7 +175,7 @@ static int nvkm_pstate_prog(struct nvkm_clk *clk, int pstatei) { struct nvkm_subdev *subdev = &clk->subdev; - struct nvkm_ram *ram = subdev->device->fb->ram; + struct nvkm_fb *fb = subdev->device->fb; struct nvkm_pci *pci = subdev->device->pci; struct nvkm_pstate *pstate; int ret, idx = 0; @@ -190,7 +190,8 @@ nvkm_pstate_prog(struct nvkm_clk *clk, int pstatei) nvkm_pcie_set_link(pci, pstate->pcie_speed, pstate->pcie_width); - if (ram && ram->func->calc) { + if (fb && fb->ram && fb->ram->func->calc) { + struct nvkm_ram *ram = fb->ram; int khz = pstate->base.domain[nv_clk_src_mem]; do { ret = ram->func->calc(ram, khz); -- cgit v1.2.3 From 380b1cadb0ef26165ba4b15fcf1bd2f1d82d0c29 Mon Sep 17 00:00:00 2001 From: Karol Herbst Date: Tue, 12 Jul 2016 21:36:10 +0200 Subject: drm/nouveau/fb/ramgk104: Touch 0x62c000 only when there is a display engine Signed-off-by: Karol Herbst Tested-by: Aidan Epstein Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgk104.c | 16 ++++++++++++---- 1 file changed, 12 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgk104.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgk104.c index 1fa3ade468ae..93b30d92776c 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgk104.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgk104.c @@ -259,7 +259,9 @@ gk104_ram_calc_gddr5(struct gk104_ram *ram, u32 freq) ram_mask(fuc, 0x10f808, 0x40000000, 0x40000000); ram_block(fuc); - ram_wr32(fuc, 0x62c000, 0x0f0f0000); + + if (nvkm_device_engine(ram->base.fb->subdev.device, NVKM_ENGINE_DISP)) + ram_wr32(fuc, 0x62c000, 0x0f0f0000); /* MR1: turn termination on early, for some reason.. */ if ((ram->base.mr[1] & 0x03c) != 0x030) { @@ -658,7 +660,9 @@ gk104_ram_calc_gddr5(struct gk104_ram *ram, u32 freq) gk104_ram_train(fuc, 0x80020000, 0x01000000); ram_unblock(fuc); - ram_wr32(fuc, 0x62c000, 0x0f0f0f00); + + if (nvkm_device_engine(ram->base.fb->subdev.device, NVKM_ENGINE_DISP)) + ram_wr32(fuc, 0x62c000, 0x0f0f0f00); if (next->bios.rammap_11_08_01) data = 0x00000800; @@ -706,7 +710,9 @@ gk104_ram_calc_sddr3(struct gk104_ram *ram, u32 freq) ram_mask(fuc, 0x10f808, 0x40000000, 0x40000000); ram_block(fuc); - ram_wr32(fuc, 0x62c000, 0x0f0f0000); + + if (nvkm_device_engine(ram->base.fb->subdev.device, NVKM_ENGINE_DISP)) + ram_wr32(fuc, 0x62c000, 0x0f0f0000); if (vc == 1 && ram_have(fuc, gpio2E)) { u32 temp = ram_mask(fuc, gpio2E, 0x3000, fuc->r_func2E[1]); @@ -936,7 +942,9 @@ gk104_ram_calc_sddr3(struct gk104_ram *ram, u32 freq) ram_nsec(fuc, 1000); ram_unblock(fuc); - ram_wr32(fuc, 0x62c000, 0x0f0f0f00); + + if (nvkm_device_engine(ram->base.fb->subdev.device, NVKM_ENGINE_DISP)) + ram_wr32(fuc, 0x62c000, 0x0f0f0f00); if (next->bios.rammap_11_08_01) data = 0x00000800; -- cgit v1.2.3 From 32dd7f2329765f428a824d91819bb8db7af432c5 Mon Sep 17 00:00:00 2001 From: Karol Herbst Date: Tue, 12 Jul 2016 21:36:08 +0200 Subject: drm/nouveau/bios/volt: Handle voltage table version 0x50 with zeroed header Some Fermi+ GPUs specify VID information via voltage table entries, rather than describing them as a range in the header. The mask may be bigger than 0x1fffff, but this value is already >2V, so it will be fine for now. This patch fixes volting issues on those cards enabling them to switch cstates. v6: rework message Signed-off-by: Karol Herbst Reviewed-by: Martin Peres Tested-by: Pierre Moreau Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nvkm/subdev/bios/volt.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/volt.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/volt.c index 6e0a33648be9..81a47b22617a 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/volt.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/volt.c @@ -142,7 +142,10 @@ nvbios_volt_entry_parse(struct nvkm_bios *bios, int idx, u8 *ver, u8 *len, info->vid = nvbios_rd08(bios, volt + 0x01) >> 2; break; case 0x40: + break; case 0x50: + info->voltage = nvbios_rd32(bios, volt) & 0x001fffff; + info->vid = (nvbios_rd32(bios, volt) >> 23) & 0xff; break; } return volt; -- cgit v1.2.3 From 17f486de6a56ee255eaa6dae272f70255cc41d3d Mon Sep 17 00:00:00 2001 From: Karol Herbst Date: Tue, 12 Jul 2016 21:36:08 +0200 Subject: drm/nouveau/volt: Properly detect entry based voltage tables There is a field in the voltage table which tells us if the VIDs are taken from the entries or calculated through the header. v2: Don't break older versions. v5: Reverse flag name. Signed-off-by: Karol Herbst Reviewed-by: Martin Peres Tested-by: Pierre Moreau Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/volt.h | 5 +++-- drivers/gpu/drm/nouveau/nvkm/subdev/bios/volt.c | 12 +++++++++--- drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c | 7 +++++-- 3 files changed, 17 insertions(+), 7 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/volt.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/volt.h index b0df610cec2b..23f3d1b93ebb 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/volt.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/volt.h @@ -13,8 +13,9 @@ struct nvbios_volt { u32 base; /* GPIO mode */ - u8 vidmask; - s16 step; + bool ranged; + u8 vidmask; + s16 step; /* PWM mode */ u32 pwm_freq; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/volt.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/volt.c index 81a47b22617a..4504822ace51 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/volt.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/volt.c @@ -75,20 +75,24 @@ nvbios_volt_parse(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len, case 0x12: info->type = NVBIOS_VOLT_GPIO; info->vidmask = nvbios_rd08(bios, volt + 0x04); + info->ranged = false; break; case 0x20: info->type = NVBIOS_VOLT_GPIO; info->vidmask = nvbios_rd08(bios, volt + 0x05); + info->ranged = false; break; case 0x30: info->type = NVBIOS_VOLT_GPIO; info->vidmask = nvbios_rd08(bios, volt + 0x04); + info->ranged = false; break; case 0x40: info->type = NVBIOS_VOLT_GPIO; info->base = nvbios_rd32(bios, volt + 0x04); info->step = nvbios_rd16(bios, volt + 0x08); info->vidmask = nvbios_rd08(bios, volt + 0x0b); + info->ranged = true; /* XXX: find the flag byte */ /*XXX*/ info->min = 0; info->max = info->base; @@ -104,9 +108,11 @@ nvbios_volt_parse(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len, info->pwm_freq = nvbios_rd32(bios, volt + 0x5) / 1000; info->pwm_range = nvbios_rd32(bios, volt + 0x16); } else { - info->type = NVBIOS_VOLT_GPIO; - info->vidmask = nvbios_rd08(bios, volt + 0x06); - info->step = nvbios_rd16(bios, volt + 0x16); + info->type = NVBIOS_VOLT_GPIO; + info->vidmask = nvbios_rd08(bios, volt + 0x06); + info->step = nvbios_rd16(bios, volt + 0x16); + info->ranged = + !!(nvbios_rd08(bios, volt + 0x4) & 0x2); } break; } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c index 1c3d23b0e84a..53a1cba6ad8d 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c @@ -112,6 +112,7 @@ nvkm_volt_set_id(struct nvkm_volt *volt, u8 id, int condition) static void nvkm_volt_parse_bios(struct nvkm_bios *bios, struct nvkm_volt *volt) { + struct nvkm_subdev *subdev = &bios->subdev; struct nvbios_volt_entry ivid; struct nvbios_volt info; u8 ver, hdr, cnt, len; @@ -119,7 +120,8 @@ nvkm_volt_parse_bios(struct nvkm_bios *bios, struct nvkm_volt *volt) int i; data = nvbios_volt_parse(bios, &ver, &hdr, &cnt, &len, &info); - if (data && info.vidmask && info.base && info.step) { + if (data && info.vidmask && info.base && info.step && info.ranged) { + nvkm_debug(subdev, "found ranged based VIDs\n"); volt->min_uv = info.min; volt->max_uv = info.max; for (i = 0; i < info.vidmask + 1; i++) { @@ -132,7 +134,8 @@ nvkm_volt_parse_bios(struct nvkm_bios *bios, struct nvkm_volt *volt) info.base += info.step; } volt->vid_mask = info.vidmask; - } else if (data && info.vidmask) { + } else if (data && info.vidmask && !info.ranged) { + nvkm_debug(subdev, "found entry based VIDs\n"); volt->min_uv = 0xffffffff; volt->max_uv = 0; for (i = 0; i < cnt; i++) { -- cgit v1.2.3 From 17d063dbdce3bab04957b2281dcdceecb7407170 Mon Sep 17 00:00:00 2001 From: Karol Herbst Date: Tue, 12 Jul 2016 21:36:08 +0200 Subject: drm/nouveau/clk: Don't create cstates with voltages higher than what the gpu can do nvkm_volt_map_min is a copy of nvkm_volt_map, which always returns the lowest possible voltage for a cstate. nvkm_volt_map will get a temperature parameter there later and also fix the voltage calculation, so that this functions will be completly different later. Signed-off-by: Karol Herbst Reviewed-by: Martin Peres Tested-by: Pierre Moreau Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h | 1 + drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c | 4 ++++ drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c | 22 ++++++++++++++++++++++ 3 files changed, 27 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h index b765f4ffcde6..fc68825ffcbb 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h @@ -17,6 +17,7 @@ struct nvkm_volt { u32 min_uv; }; +int nvkm_volt_map_min(struct nvkm_volt *volt, u8 id); int nvkm_volt_get(struct nvkm_volt *); int nvkm_volt_set_id(struct nvkm_volt *, u8 id, int condition); diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c index 1defd3215ed3..2881b2ceda32 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c @@ -138,6 +138,7 @@ static int nvkm_cstate_new(struct nvkm_clk *clk, int idx, struct nvkm_pstate *pstate) { struct nvkm_bios *bios = clk->subdev.device->bios; + struct nvkm_volt *volt = clk->subdev.device->volt; const struct nvkm_domain *domain = clk->domains; struct nvkm_cstate *cstate = NULL; struct nvbios_cstepX cstepX; @@ -148,6 +149,9 @@ nvkm_cstate_new(struct nvkm_clk *clk, int idx, struct nvkm_pstate *pstate) if (!data) return -ENOENT; + if (volt && nvkm_volt_map_min(volt, cstepX.voltage) > volt->max_uv) + return -EINVAL; + cstate = kzalloc(sizeof(*cstate), GFP_KERNEL); if (!cstate) return -ENOMEM; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c index 53a1cba6ad8d..6eeb9d9de334 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c @@ -65,6 +65,28 @@ nvkm_volt_set(struct nvkm_volt *volt, u32 uv) return ret; } +int +nvkm_volt_map_min(struct nvkm_volt *volt, u8 id) +{ + struct nvkm_bios *bios = volt->subdev.device->bios; + struct nvbios_vmap_entry info; + u8 ver, len; + u16 vmap; + + vmap = nvbios_vmap_entry_parse(bios, id, &ver, &len, &info); + if (vmap) { + if (info.link != 0xff) { + int ret = nvkm_volt_map_min(volt, info.link); + if (ret < 0) + return ret; + info.min += ret; + } + return info.min; + } + + return id ? id * 10000 : -ENODEV; +} + static int nvkm_volt_map(struct nvkm_volt *volt, u8 id) { -- cgit v1.2.3 From 4a4555a7f1dd60fe34336f440ff1de73313820ee Mon Sep 17 00:00:00 2001 From: Karol Herbst Date: Tue, 12 Jul 2016 21:36:08 +0200 Subject: drm/nouveau/volt: Parse the max voltage map entries There are at least three "max" entries, which specify the max voltage. Because they are actually normal voltage map entries, they can also be affected by the temperature. Nvidia respects those entries and if they get changed, nvidia uses the lower voltage from all three. We shouldn't exceed those voltages at any given time. v2: State what those entries do in the source. v3: Add the third max entry. v5: Better describe the entries. Signed-off-by: Karol Herbst Reviewed-by: Martin Peres Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vmap.h | 3 +++ drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h | 10 ++++++++++ drivers/gpu/drm/nouveau/nvkm/subdev/bios/vmap.c | 10 ++++++++++ drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c | 13 +++++++++++++ 4 files changed, 36 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vmap.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vmap.h index 6633c6db9281..ae2f27be3f29 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vmap.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vmap.h @@ -1,6 +1,9 @@ #ifndef __NVBIOS_VMAP_H__ #define __NVBIOS_VMAP_H__ struct nvbios_vmap { + u8 max0; + u8 max1; + u8 max2; }; u16 nvbios_vmap_table(struct nvkm_bios *, u8 *ver, u8 *hdr, u8 *cnt, u8 *len); diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h index fc68825ffcbb..2612a04c49bb 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h @@ -15,6 +15,16 @@ struct nvkm_volt { u32 max_uv; u32 min_uv; + + /* + * These are fully functional map entries creating a sw ceiling for + * the voltage. These all can describe different kind of curves, so + * that for any given temperature a different one can return the lowest + * value of all three. + */ + u8 max0_id; + u8 max1_id; + u8 max2_id; }; int nvkm_volt_map_min(struct nvkm_volt *volt, u8 id); diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vmap.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vmap.c index 2f13db745948..f2295e180e5e 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vmap.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vmap.c @@ -61,7 +61,17 @@ nvbios_vmap_parse(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len, memset(info, 0x00, sizeof(*info)); switch (!!vmap * *ver) { case 0x10: + info->max0 = 0xff; + info->max1 = 0xff; + info->max2 = 0xff; + break; case 0x20: + info->max0 = nvbios_rd08(bios, vmap + 0x7); + info->max1 = nvbios_rd08(bios, vmap + 0x8); + if (*len >= 0xc) + info->max2 = nvbios_rd08(bios, vmap + 0xc); + else + info->max2 = 0xff; break; } return vmap; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c index 6eeb9d9de334..8445e4c9fe54 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c @@ -216,9 +216,22 @@ nvkm_volt_ctor(const struct nvkm_volt_func *func, struct nvkm_device *device, /* Assuming the non-bios device should build the voltage table later */ if (bios) { + u8 ver, hdr, cnt, len; + struct nvbios_vmap vmap; + nvkm_volt_parse_bios(bios, volt); nvkm_debug(&volt->subdev, "min: %iuv max: %iuv\n", volt->min_uv, volt->max_uv); + + if (nvbios_vmap_parse(bios, &ver, &hdr, &cnt, &len, &vmap)) { + volt->max0_id = vmap.max0; + volt->max1_id = vmap.max1; + volt->max2_id = vmap.max2; + } else { + volt->max0_id = 0xff; + volt->max1_id = 0xff; + volt->max2_id = 0xff; + } } if (volt->vid_nr) { -- cgit v1.2.3 From fa6c4d8e2c614817c956a4ab59ab8bb24fb3653f Mon Sep 17 00:00:00 2001 From: Karol Herbst Date: Tue, 12 Jul 2016 21:36:08 +0200 Subject: drm/nouveau/volt: Add min_id parameter to nvkm_volt_set_id Each pstate has its own voltage map entry like each cstate has. The voltages of those entries act as a floor value for the currently selected pstate and nvidia never sets a voltage below them. Signed-off-by: Karol Herbst Reviewed-by: Martin Peres Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h | 2 +- drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c | 6 ++++-- drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c | 5 ++++- 3 files changed, 9 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h index 2612a04c49bb..06d45934b6a0 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h @@ -29,7 +29,7 @@ struct nvkm_volt { int nvkm_volt_map_min(struct nvkm_volt *volt, u8 id); int nvkm_volt_get(struct nvkm_volt *); -int nvkm_volt_set_id(struct nvkm_volt *, u8 id, int condition); +int nvkm_volt_set_id(struct nvkm_volt *, u8 id, u8 min_id, int condition); int nv40_volt_new(struct nvkm_device *, int, struct nvkm_volt **); int gk104_volt_new(struct nvkm_device *, int, struct nvkm_volt **); diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c index 2881b2ceda32..9ee24ec2869b 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c @@ -99,7 +99,8 @@ nvkm_cstate_prog(struct nvkm_clk *clk, struct nvkm_pstate *pstate, int cstatei) } if (volt) { - ret = nvkm_volt_set_id(volt, cstate->voltage, +1); + ret = nvkm_volt_set_id(volt, cstate->voltage, + pstate->base.voltage, +1); if (ret && ret != -ENODEV) { nvkm_error(subdev, "failed to raise voltage: %d\n", ret); return ret; @@ -113,7 +114,8 @@ nvkm_cstate_prog(struct nvkm_clk *clk, struct nvkm_pstate *pstate, int cstatei) } if (volt) { - ret = nvkm_volt_set_id(volt, cstate->voltage, -1); + ret = nvkm_volt_set_id(volt, cstate->voltage, + pstate->base.voltage, -1); if (ret && ret != -ENODEV) nvkm_error(subdev, "failed to lower voltage: %d\n", ret); } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c index 8445e4c9fe54..960505be5e28 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c @@ -110,7 +110,7 @@ nvkm_volt_map(struct nvkm_volt *volt, u8 id) } int -nvkm_volt_set_id(struct nvkm_volt *volt, u8 id, int condition) +nvkm_volt_set_id(struct nvkm_volt *volt, u8 id, u8 min_id, int condition) { int ret; @@ -123,6 +123,9 @@ nvkm_volt_set_id(struct nvkm_volt *volt, u8 id, int condition) if (!condition || prev < 0 || (condition < 0 && ret < prev) || (condition > 0 && ret > prev)) { + int min = nvkm_volt_map(volt, min_id); + if (min >= 0) + ret = max(min, ret); ret = nvkm_volt_set(volt, ret); } else { ret = 0; -- cgit v1.2.3 From 761c8f69afdf34c100ccdde1df01163cda4f25e8 Mon Sep 17 00:00:00 2001 From: Karol Herbst Date: Tue, 12 Jul 2016 21:36:08 +0200 Subject: drm/nouveau/clk: Add index field to nvkm_cstate It is better to read out the id out of the cstate struct directly instead of iterating over the list of cstates over and over again. Especially when we start saving pointers to a nvkm_cstate struct, it makes things easier. v5: Rename field to id. Signed-off-by: Karol Herbst Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h | 1 + drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c | 1 + 2 files changed, 2 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h index fb54417bc458..70c8665756ca 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h @@ -52,6 +52,7 @@ struct nvkm_cstate { struct list_head head; u8 voltage; u32 domain[nv_clk_src_max]; + u8 id; }; struct nvkm_pstate { diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c index 9ee24ec2869b..23cc04c37c07 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c @@ -160,6 +160,7 @@ nvkm_cstate_new(struct nvkm_clk *clk, int idx, struct nvkm_pstate *pstate) *cstate = pstate->base; cstate->voltage = cstepX.voltage; + cstate->id = idx; while (domain && domain->name != nv_clk_src_max) { if (domain->flags & NVKM_CLK_DOM_FLAG_CORE) { -- cgit v1.2.3 From 61a8b84f1cff6051f51b30ad96417dd948dc72da Mon Sep 17 00:00:00 2001 From: Karol Herbst Date: Sun, 17 Jul 2016 09:40:23 +0200 Subject: drm/nouveau/clk: Let nvkm_clk_tstate take a temperature value This way other subdevs can notify the clk subdev about temperature changes without the need of clk to poll that value. Also make this function safe to be called from an interrupt handler. Signed-off-by: Karol Herbst Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h | 4 ++-- drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c | 19 +++++++++---------- 2 files changed, 11 insertions(+), 12 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h index 70c8665756ca..0cf3d86e399a 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h @@ -94,8 +94,8 @@ struct nvkm_clk { int ustate_ac; /* user-requested (-1 disabled, -2 perfmon) */ int ustate_dc; /* user-requested (-1 disabled, -2 perfmon) */ int astate; /* perfmon adjustment (base) */ - int tstate; /* thermal adjustment (max-) */ int dstate; /* display adjustment (min+) */ + u8 temp; bool allow_reclock; @@ -111,7 +111,7 @@ int nvkm_clk_read(struct nvkm_clk *, enum nv_clk_src); int nvkm_clk_ustate(struct nvkm_clk *, int req, int pwr); int nvkm_clk_astate(struct nvkm_clk *, int req, int rel, bool wait); int nvkm_clk_dstate(struct nvkm_clk *, int req, int rel); -int nvkm_clk_tstate(struct nvkm_clk *, int req, int rel); +int nvkm_clk_tstate(struct nvkm_clk *, u8 temperature); int nv04_clk_new(struct nvkm_device *, int, struct nvkm_clk **); int nv40_clk_new(struct nvkm_device *, int, struct nvkm_clk **); diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c index 23cc04c37c07..88a517c33842 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c @@ -222,14 +222,14 @@ nvkm_pstate_work(struct work_struct *work) return; clk->pwrsrc = power_supply_is_system_supplied(); - nvkm_trace(subdev, "P %d PWR %d U(AC) %d U(DC) %d A %d T %d D %d\n", + nvkm_trace(subdev, "P %d PWR %d U(AC) %d U(DC) %d A %d T %d°C D %d\n", clk->pstate, clk->pwrsrc, clk->ustate_ac, clk->ustate_dc, - clk->astate, clk->tstate, clk->dstate); + clk->astate, clk->temp, clk->dstate); pstate = clk->pwrsrc ? clk->ustate_ac : clk->ustate_dc; if (clk->state_nr && pstate != -1) { pstate = (pstate < 0) ? clk->astate : pstate; - pstate = min(pstate, clk->state_nr - 1 + clk->tstate); + pstate = min(pstate, clk->state_nr - 1); pstate = max(pstate, clk->dstate); } else { pstate = clk->pstate = -1; @@ -456,13 +456,12 @@ nvkm_clk_astate(struct nvkm_clk *clk, int req, int rel, bool wait) } int -nvkm_clk_tstate(struct nvkm_clk *clk, int req, int rel) +nvkm_clk_tstate(struct nvkm_clk *clk, u8 temp) { - if (!rel) clk->tstate = req; - if ( rel) clk->tstate += rel; - clk->tstate = min(clk->tstate, 0); - clk->tstate = max(clk->tstate, -(clk->state_nr - 1)); - return nvkm_pstate_calc(clk, true); + if (clk->temp == temp) + return 0; + clk->temp = temp; + return nvkm_pstate_calc(clk, false); } int @@ -532,9 +531,9 @@ nvkm_clk_init(struct nvkm_subdev *subdev) return clk->func->init(clk); clk->astate = clk->state_nr - 1; - clk->tstate = 0; clk->dstate = 0; clk->pstate = -1; + clk->temp = 90; /* reasonable default value */ nvkm_pstate_calc(clk, true); return 0; } -- cgit v1.2.3 From 8d08c264d2b26c7b9c10790f95464b21e28dc30d Mon Sep 17 00:00:00 2001 From: Karol Herbst Date: Tue, 12 Jul 2016 21:36:08 +0200 Subject: drm/nouveau/volt: Add temperature parameter to nvkm_volt_map The voltage entries actually may map to a different voltage depending on the current temperature. v2: Only read the temperature when actually needed. v5: Be smarter about using max(). Don't read the temperature anymore. Signed-off-by: Karol Herbst Reviewed-by: Martin Peres Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h | 3 ++- drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c | 4 ++-- drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c | 12 +++++++----- 3 files changed, 11 insertions(+), 8 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h index 06d45934b6a0..6fd933df763e 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h @@ -29,7 +29,8 @@ struct nvkm_volt { int nvkm_volt_map_min(struct nvkm_volt *volt, u8 id); int nvkm_volt_get(struct nvkm_volt *); -int nvkm_volt_set_id(struct nvkm_volt *, u8 id, u8 min_id, int condition); +int nvkm_volt_set_id(struct nvkm_volt *, u8 id, u8 min_id, u8 temp, + int condition); int nv40_volt_new(struct nvkm_device *, int, struct nvkm_volt **); int gk104_volt_new(struct nvkm_device *, int, struct nvkm_volt **); diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c index 88a517c33842..98168be93515 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c @@ -100,7 +100,7 @@ nvkm_cstate_prog(struct nvkm_clk *clk, struct nvkm_pstate *pstate, int cstatei) if (volt) { ret = nvkm_volt_set_id(volt, cstate->voltage, - pstate->base.voltage, +1); + pstate->base.voltage, clk->temp, +1); if (ret && ret != -ENODEV) { nvkm_error(subdev, "failed to raise voltage: %d\n", ret); return ret; @@ -115,7 +115,7 @@ nvkm_cstate_prog(struct nvkm_clk *clk, struct nvkm_pstate *pstate, int cstatei) if (volt) { ret = nvkm_volt_set_id(volt, cstate->voltage, - pstate->base.voltage, -1); + pstate->base.voltage, clk->temp, -1); if (ret && ret != -ENODEV) nvkm_error(subdev, "failed to lower voltage: %d\n", ret); } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c index 960505be5e28..40ba088a5c81 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c @@ -26,6 +26,7 @@ #include #include #include +#include int nvkm_volt_get(struct nvkm_volt *volt) @@ -88,7 +89,7 @@ nvkm_volt_map_min(struct nvkm_volt *volt, u8 id) } static int -nvkm_volt_map(struct nvkm_volt *volt, u8 id) +nvkm_volt_map(struct nvkm_volt *volt, u8 id, u8 temp) { struct nvkm_bios *bios = volt->subdev.device->bios; struct nvbios_vmap_entry info; @@ -98,7 +99,7 @@ nvkm_volt_map(struct nvkm_volt *volt, u8 id) vmap = nvbios_vmap_entry_parse(bios, id, &ver, &len, &info); if (vmap) { if (info.link != 0xff) { - int ret = nvkm_volt_map(volt, info.link); + int ret = nvkm_volt_map(volt, info.link, temp); if (ret < 0) return ret; info.min += ret; @@ -110,20 +111,21 @@ nvkm_volt_map(struct nvkm_volt *volt, u8 id) } int -nvkm_volt_set_id(struct nvkm_volt *volt, u8 id, u8 min_id, int condition) +nvkm_volt_set_id(struct nvkm_volt *volt, u8 id, u8 min_id, u8 temp, + int condition) { int ret; if (volt->func->set_id) return volt->func->set_id(volt, id, condition); - ret = nvkm_volt_map(volt, id); + ret = nvkm_volt_map(volt, id, temp); if (ret >= 0) { int prev = nvkm_volt_get(volt); if (!condition || prev < 0 || (condition < 0 && ret < prev) || (condition > 0 && ret > prev)) { - int min = nvkm_volt_map(volt, min_id); + int min = nvkm_volt_map(volt, min_id, temp); if (min >= 0) ret = max(min, ret); ret = nvkm_volt_set(volt, ret); -- cgit v1.2.3 From 0d6f81003e9ecc2d6552be92d3d894c916097552 Mon Sep 17 00:00:00 2001 From: Karol Herbst Date: Tue, 12 Jul 2016 21:36:08 +0200 Subject: drm/nouveau/clk: Fixup cstate selection Now the cstatei parameter can be used of the nvkm_cstate_prog function to select a specific cstate. v5: Make a constant for the magic value. Use list_last_entry. Add nvkm_cstate_get here instead of in the next commit. Signed-off-by: Karol Herbst Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h | 4 ++++ drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c | 19 +++++++++++++++++-- 2 files changed, 21 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h index 0cf3d86e399a..cc2a976446a9 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h @@ -6,6 +6,10 @@ struct nvbios_pll; struct nvkm_pll_vals; +#define NVKM_CLK_CSTATE_DEFAULT -1 /* POSTed default */ +#define NVKM_CLK_CSTATE_BASE -2 /* pstate base */ +#define NVKM_CLK_CSTATE_HIGHEST -3 /* highest possible */ + enum nv_clk_src { nv_clk_src_crystal, nv_clk_src_href, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c index 98168be93515..688c908908d8 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c @@ -74,6 +74,21 @@ nvkm_clk_adjust(struct nvkm_clk *clk, bool adjust, /****************************************************************************** * C-States *****************************************************************************/ +static struct nvkm_cstate * +nvkm_cstate_get(struct nvkm_clk *clk, struct nvkm_pstate *pstate, int cstatei) +{ + struct nvkm_cstate *cstate; + if (cstatei == NVKM_CLK_CSTATE_HIGHEST) + return list_last_entry(&pstate->list, typeof(*cstate), head); + else { + list_for_each_entry(cstate, &pstate->list, head) { + if (cstate->id == cstatei) + return cstate; + } + } + return NULL; +} + static int nvkm_cstate_prog(struct nvkm_clk *clk, struct nvkm_pstate *pstate, int cstatei) { @@ -85,7 +100,7 @@ nvkm_cstate_prog(struct nvkm_clk *clk, struct nvkm_pstate *pstate, int cstatei) int ret; if (!list_empty(&pstate->list)) { - cstate = list_entry(pstate->list.prev, typeof(*cstate), head); + cstate = nvkm_cstate_get(clk, pstate, cstatei); } else { cstate = &pstate->base; } @@ -208,7 +223,7 @@ nvkm_pstate_prog(struct nvkm_clk *clk, int pstatei) ram->func->tidy(ram); } - return nvkm_cstate_prog(clk, pstate, 0); + return nvkm_cstate_prog(clk, pstate, NVKM_CLK_CSTATE_HIGHEST); } static void -- cgit v1.2.3 From 1f7f3d91ad38afc706f838fb5a642b21d28e4485 Mon Sep 17 00:00:00 2001 From: Karol Herbst Date: Sat, 16 Jul 2016 15:26:25 +0200 Subject: drm/nouveau/clk: Respect voltage limits in nvkm_cstate_prog We should never allow to select a cstate which current voltage (depending on the temperature) is higher than 1. the max volt entries in the voltage map table. 2. what tha gpu actually can volt to. v3: Use find_best for all cstates before actually trying. Add nvkm_cstate_get function to get cstate by index. v5: Cstates with voltages lower then min_uv are valid. Move nvkm_cstate_get into the previous commit. Signed-off-by: Karol Herbst Reviewed-by: Martin Peres Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h | 1 + drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c | 52 ++++++++++++++++++++++ drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c | 2 +- 3 files changed, 54 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h index 6fd933df763e..441f6e7079d2 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h @@ -27,6 +27,7 @@ struct nvkm_volt { u8 max2_id; }; +int nvkm_volt_map(struct nvkm_volt *volt, u8 id, u8 temperature); int nvkm_volt_map_min(struct nvkm_volt *volt, u8 id); int nvkm_volt_get(struct nvkm_volt *); int nvkm_volt_set_id(struct nvkm_volt *, u8 id, u8 min_id, u8 temp, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c index 688c908908d8..60392b2edcbb 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c @@ -74,6 +74,57 @@ nvkm_clk_adjust(struct nvkm_clk *clk, bool adjust, /****************************************************************************** * C-States *****************************************************************************/ +static bool +nvkm_cstate_valid(struct nvkm_clk *clk, struct nvkm_cstate *cstate, + u32 max_volt, int temp) +{ + struct nvkm_volt *volt = clk->subdev.device->volt; + int voltage; + + if (!volt) + return true; + + voltage = nvkm_volt_map(volt, cstate->voltage, temp); + if (voltage < 0) + return false; + return voltage <= min(max_volt, volt->max_uv); +} + +static struct nvkm_cstate * +nvkm_cstate_find_best(struct nvkm_clk *clk, struct nvkm_pstate *pstate, + struct nvkm_cstate *start) +{ + struct nvkm_device *device = clk->subdev.device; + struct nvkm_volt *volt = device->volt; + struct nvkm_cstate *cstate; + int max_volt; + + if (!pstate || !start) + return NULL; + + if (!volt) + return start; + + max_volt = volt->max_uv; + if (volt->max0_id != 0xff) + max_volt = min(max_volt, + nvkm_volt_map(volt, volt->max0_id, clk->temp)); + if (volt->max1_id != 0xff) + max_volt = min(max_volt, + nvkm_volt_map(volt, volt->max1_id, clk->temp)); + if (volt->max2_id != 0xff) + max_volt = min(max_volt, + nvkm_volt_map(volt, volt->max2_id, clk->temp)); + + for (cstate = start; &cstate->head != &pstate->list; + cstate = list_entry(cstate->head.prev, typeof(*cstate), head)) { + if (nvkm_cstate_valid(clk, cstate, max_volt, clk->temp)) + break; + } + + return cstate; +} + static struct nvkm_cstate * nvkm_cstate_get(struct nvkm_clk *clk, struct nvkm_pstate *pstate, int cstatei) { @@ -101,6 +152,7 @@ nvkm_cstate_prog(struct nvkm_clk *clk, struct nvkm_pstate *pstate, int cstatei) if (!list_empty(&pstate->list)) { cstate = nvkm_cstate_get(clk, pstate, cstatei); + cstate = nvkm_cstate_find_best(clk, pstate, cstate); } else { cstate = &pstate->base; } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c index 40ba088a5c81..5e07bd3aaccc 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c @@ -88,7 +88,7 @@ nvkm_volt_map_min(struct nvkm_volt *volt, u8 id) return id ? id * 10000 : -ENODEV; } -static int +int nvkm_volt_map(struct nvkm_volt *volt, u8 id, u8 temp) { struct nvkm_bios *bios = volt->subdev.device->bios; -- cgit v1.2.3 From f26493d22fbc42ee6645a1628b50d334048c99f3 Mon Sep 17 00:00:00 2001 From: Karol Herbst Date: Tue, 12 Jul 2016 21:36:08 +0200 Subject: drm/nouveau/bios: Add parsing of VPSTATE table This table contains three important clocks: base clock: This is the non boosted max clock. tdp clock: The clock at wich the vbios guarentees the TDP won't ever be exceeded at max load (seems to be always the same as the base clock, but behaves differently). boost clock: The avg clock the gpu will stay boosted to. It doesn't seem to affect the behaviour of the nvidia driver at all though. v2: Make clear that base/boost/tdp fields are ids. v5: Rename Base clock to vpstate. Make vbios pointers 32bit. Signed-off-by: Karol Herbst Reviewed-by: Martin Peres Signed-off-by: Ben Skeggs --- .../drm/nouveau/include/nvkm/subdev/bios/vpstate.h | 24 +++++++ drivers/gpu/drm/nouveau/nvkm/subdev/bios/Kbuild | 1 + drivers/gpu/drm/nouveau/nvkm/subdev/bios/vpstate.c | 82 ++++++++++++++++++++++ 3 files changed, 107 insertions(+) create mode 100644 drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vpstate.h create mode 100644 drivers/gpu/drm/nouveau/nvkm/subdev/bios/vpstate.c (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vpstate.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vpstate.h new file mode 100644 index 000000000000..87f804fc3a88 --- /dev/null +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vpstate.h @@ -0,0 +1,24 @@ +#ifndef __NVBIOS_VPSTATE_H__ +#define __NVBIOS_VPSTATE_H__ +struct nvbios_vpstate_header { + u32 offset; + + u8 version; + u8 hlen; + u8 ecount; + u8 elen; + u8 scount; + u8 slen; + + u8 base_id; + u8 boost_id; + u8 tdp_id; +}; +struct nvbios_vpstate_entry { + u8 pstate; + u16 clock_mhz; +}; +int nvbios_vpstate_parse(struct nvkm_bios *, struct nvbios_vpstate_header *); +int nvbios_vpstate_entry(struct nvkm_bios *, struct nvbios_vpstate_header *, + u8 idx, struct nvbios_vpstate_entry *); +#endif diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/Kbuild index dbcb0ef21587..be57220a2e01 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/Kbuild +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/Kbuild @@ -31,6 +31,7 @@ nvkm-y += nvkm/subdev/bios/timing.o nvkm-y += nvkm/subdev/bios/therm.o nvkm-y += nvkm/subdev/bios/vmap.o nvkm-y += nvkm/subdev/bios/volt.o +nvkm-y += nvkm/subdev/bios/vpstate.o nvkm-y += nvkm/subdev/bios/xpio.o nvkm-y += nvkm/subdev/bios/M0203.o nvkm-y += nvkm/subdev/bios/M0205.o diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vpstate.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vpstate.c new file mode 100644 index 000000000000..f199270163d2 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vpstate.c @@ -0,0 +1,82 @@ +/* + * Copyright 2016 Karol Herbst + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Karol Herbst + */ +#include +#include +#include + +static u32 +nvbios_vpstate_offset(struct nvkm_bios *b) +{ + struct bit_entry bit_P; + + if (!bit_entry(b, 'P', &bit_P)) { + if (bit_P.version == 2) + return nvbios_rd32(b, bit_P.offset + 0x38); + } + + return 0x0000; +} + +int +nvbios_vpstate_parse(struct nvkm_bios *b, struct nvbios_vpstate_header *h) +{ + if (!h) + return -EINVAL; + + h->offset = nvbios_vpstate_offset(b); + if (!h->offset) + return -ENODEV; + + h->version = nvbios_rd08(b, h->offset); + switch (h->version) { + case 0x10: + h->hlen = nvbios_rd08(b, h->offset + 0x1); + h->elen = nvbios_rd08(b, h->offset + 0x2); + h->slen = nvbios_rd08(b, h->offset + 0x3); + h->scount = nvbios_rd08(b, h->offset + 0x4); + h->ecount = nvbios_rd08(b, h->offset + 0x5); + + h->base_id = nvbios_rd08(b, h->offset + 0x0f); + h->boost_id = nvbios_rd08(b, h->offset + 0x10); + h->tdp_id = nvbios_rd08(b, h->offset + 0x11); + return 0; + default: + return -EINVAL; + } +} + +int +nvbios_vpstate_entry(struct nvkm_bios *b, struct nvbios_vpstate_header *h, + u8 idx, struct nvbios_vpstate_entry *e) +{ + u32 offset; + + if (!e || !h || idx > h->ecount) + return -EINVAL; + + offset = h->offset + h->hlen + idx * (h->elen + (h->slen * h->scount)); + e->pstate = nvbios_rd08(b, offset); + e->clock_mhz = nvbios_rd16(b, offset + 0x5); + return 0; +} -- cgit v1.2.3 From 4b9ce6e7b68683ac3874f9ebb243eb6f29c46812 Mon Sep 17 00:00:00 2001 From: Karol Herbst Date: Tue, 12 Jul 2016 21:36:08 +0200 Subject: drm/nouveau/clk: Allow boosting only when NvBoost is set 0: base clock from the vbios is max clock (default) 1: boost only to boost clock from the vbios 2: boost to max clock available v2: Moved into nvkm_cstate_valid. v4: Check the existence of the clocks before limiting. v5: Default to boost level 0. Signed-off-by: Karol Herbst Reviewed-by: Martin Peres Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h | 9 ++++++- drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c | 33 ++++++++++++++++++++++- drivers/gpu/drm/nouveau/nvkm/subdev/clk/gf100.c | 2 +- drivers/gpu/drm/nouveau/nvkm/subdev/clk/gk104.c | 2 +- 4 files changed, 42 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h index cc2a976446a9..e5275f742977 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/clk.h @@ -72,7 +72,8 @@ struct nvkm_pstate { struct nvkm_domain { enum nv_clk_src name; u8 bios; /* 0xff for none */ -#define NVKM_CLK_DOM_FLAG_CORE 0x01 +#define NVKM_CLK_DOM_FLAG_CORE 0x01 +#define NVKM_CLK_DOM_FLAG_VPSTATE 0x02 u8 flags; const char *mname; int mdiv; @@ -102,6 +103,12 @@ struct nvkm_clk { u8 temp; bool allow_reclock; +#define NVKM_CLK_BOOST_NONE 0x0 +#define NVKM_CLK_BOOST_BIOS 0x1 +#define NVKM_CLK_BOOST_FULL 0x2 + u8 boost_mode; + u32 base_khz; + u32 boost_khz; /*XXX: die, these are here *only* to support the completely * bat-shit insane what-was-nouveau_hw.c code diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c index 60392b2edcbb..fa1c12185e19 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/base.c @@ -27,6 +27,7 @@ #include #include #include +#include #include #include #include @@ -78,9 +79,25 @@ static bool nvkm_cstate_valid(struct nvkm_clk *clk, struct nvkm_cstate *cstate, u32 max_volt, int temp) { + const struct nvkm_domain *domain = clk->domains; struct nvkm_volt *volt = clk->subdev.device->volt; int voltage; + while (domain && domain->name != nv_clk_src_max) { + if (domain->flags & NVKM_CLK_DOM_FLAG_VPSTATE) { + u32 freq = cstate->domain[domain->name]; + switch (clk->boost_mode) { + case NVKM_CLK_BOOST_NONE: + if (clk->base_khz && freq > clk->base_khz) + return false; + case NVKM_CLK_BOOST_BIOS: + if (clk->boost_khz && freq > clk->boost_khz) + return false; + } + } + domain++; + } + if (!volt) return true; @@ -635,10 +652,22 @@ int nvkm_clk_ctor(const struct nvkm_clk_func *func, struct nvkm_device *device, int index, bool allow_reclock, struct nvkm_clk *clk) { + struct nvkm_subdev *subdev = &clk->subdev; + struct nvkm_bios *bios = device->bios; int ret, idx, arglen; const char *mode; + struct nvbios_vpstate_header h; + + nvkm_subdev_ctor(&nvkm_clk, device, index, subdev); + + if (bios && !nvbios_vpstate_parse(bios, &h)) { + struct nvbios_vpstate_entry base, boost; + if (!nvbios_vpstate_entry(bios, &h, h.boost_id, &boost)) + clk->boost_khz = boost.clock_mhz * 1000; + if (!nvbios_vpstate_entry(bios, &h, h.base_id, &base)) + clk->base_khz = base.clock_mhz * 1000; + } - nvkm_subdev_ctor(&nvkm_clk, device, index, &clk->subdev); clk->func = func; INIT_LIST_HEAD(&clk->states); clk->domains = func->domains; @@ -681,6 +710,8 @@ nvkm_clk_ctor(const struct nvkm_clk_func *func, struct nvkm_device *device, if (mode) clk->ustate_dc = nvkm_clk_nstate(clk, mode, arglen); + clk->boost_mode = nvkm_longopt(device->cfgopt, "NvBoost", + NVKM_CLK_BOOST_NONE); return 0; } diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/gf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/gf100.c index 89d5543118cf..7f67f9f5a550 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/gf100.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/gf100.c @@ -457,7 +457,7 @@ gf100_clk = { { nv_clk_src_hubk06 , 0x00 }, { nv_clk_src_hubk01 , 0x01 }, { nv_clk_src_copy , 0x02 }, - { nv_clk_src_gpc , 0x03, 0, "core", 2000 }, + { nv_clk_src_gpc , 0x03, NVKM_CLK_DOM_FLAG_VPSTATE, "core", 2000 }, { nv_clk_src_rop , 0x04 }, { nv_clk_src_mem , 0x05, 0, "memory", 1000 }, { nv_clk_src_vdec , 0x06 }, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/gk104.c b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/gk104.c index 06bc0d2d6ae1..0b37e3da7feb 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/gk104.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/gk104.c @@ -491,7 +491,7 @@ gk104_clk = { .domains = { { nv_clk_src_crystal, 0xff }, { nv_clk_src_href , 0xff }, - { nv_clk_src_gpc , 0x00, NVKM_CLK_DOM_FLAG_CORE, "core", 2000 }, + { nv_clk_src_gpc , 0x00, NVKM_CLK_DOM_FLAG_CORE | NVKM_CLK_DOM_FLAG_VPSTATE, "core", 2000 }, { nv_clk_src_hubk07 , 0x01, NVKM_CLK_DOM_FLAG_CORE }, { nv_clk_src_rop , 0x02, NVKM_CLK_DOM_FLAG_CORE }, { nv_clk_src_mem , 0x03, 0, "memory", 500 }, -- cgit v1.2.3 From 5e00e3263ba68bd32337063a43aa8467b27acd1d Mon Sep 17 00:00:00 2001 From: Karol Herbst Date: Tue, 12 Jul 2016 21:36:08 +0200 Subject: drm/nouveau/volt: Don't require perfect fit If we calculate the voltage in the table right, we get all kinds of values, which never fit the hardware steps, so we use the closest higher value the hardware can do. v3: Simplify the implementation. v5: Initialize best_err with volt->max_uv. Signed-off-by: Karol Herbst Reviewed-by: Martin Peres Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c | 22 +++++++++++++++++----- 1 file changed, 17 insertions(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c index 5e07bd3aaccc..ec59d58becdc 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c @@ -51,18 +51,30 @@ static int nvkm_volt_set(struct nvkm_volt *volt, u32 uv) { struct nvkm_subdev *subdev = &volt->subdev; - int i, ret = -EINVAL; + int i, ret = -EINVAL, best_err = volt->max_uv, best = -1; if (volt->func->volt_set) return volt->func->volt_set(volt, uv); for (i = 0; i < volt->vid_nr; i++) { - if (volt->vid[i].uv == uv) { - ret = volt->func->vid_set(volt, volt->vid[i].vid); - nvkm_debug(subdev, "set %duv: %d\n", uv, ret); + int err = volt->vid[i].uv - uv; + if (err < 0 || err > best_err) + continue; + + best_err = err; + best = i; + if (best_err == 0) break; - } } + + if (best == -1) { + nvkm_error(subdev, "couldn't set %iuv\n", uv); + return ret; + } + + ret = volt->func->vid_set(volt, volt->vid[best].vid); + nvkm_debug(subdev, "set req %duv to %duv: %d\n", uv, + volt->vid[best].uv, ret); return ret; } -- cgit v1.2.3 From 5c3b16ee1db65d2fc86b58e36f51b22862923d8c Mon Sep 17 00:00:00 2001 From: Karol Herbst Date: Tue, 12 Jul 2016 21:36:08 +0200 Subject: drm/nouveau/bios/vmap: unk0 field is the mode Depending on the value a different formular is used to calculated the voltage for this entry. Signed-off-by: Karol Herbst Reviewed-by: Martin Peres Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vmap.h | 2 +- drivers/gpu/drm/nouveau/nvkm/subdev/bios/vmap.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vmap.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vmap.h index ae2f27be3f29..8fa1294c27b7 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vmap.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/vmap.h @@ -11,7 +11,7 @@ u16 nvbios_vmap_parse(struct nvkm_bios *, u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_vmap *); struct nvbios_vmap_entry { - u8 unk0; + u8 mode; u8 link; u32 min; u32 max; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vmap.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vmap.c index f2295e180e5e..32bd8b1d154f 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vmap.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/vmap.c @@ -105,7 +105,7 @@ nvbios_vmap_entry_parse(struct nvkm_bios *bios, int idx, u8 *ver, u8 *len, info->arg[2] = nvbios_rd32(bios, vmap + 0x10); break; case 0x20: - info->unk0 = nvbios_rd08(bios, vmap + 0x00); + info->mode = nvbios_rd08(bios, vmap + 0x00); info->link = nvbios_rd08(bios, vmap + 0x01); info->min = nvbios_rd32(bios, vmap + 0x02); info->max = nvbios_rd32(bios, vmap + 0x06); -- cgit v1.2.3 From a3c950f2ac2c56f2c40bfacd779a72e4f3dc7cd2 Mon Sep 17 00:00:00 2001 From: Karol Herbst Date: Sun, 17 Jul 2016 20:02:33 +0200 Subject: drm/nouveau/volt: Add implementation for gf100 Since gf100 we need a speedo value for calculating the voltage. The readout will be added in a later patch. Signed-off-by: Karol Herbst Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h | 1 + drivers/gpu/drm/nouveau/nvkm/engine/device/base.c | 17 +++++---- drivers/gpu/drm/nouveau/nvkm/subdev/volt/Kbuild | 1 + drivers/gpu/drm/nouveau/nvkm/subdev/volt/gf100.c | 44 ++++++++++++++++++++++ 4 files changed, 55 insertions(+), 8 deletions(-) create mode 100644 drivers/gpu/drm/nouveau/nvkm/subdev/volt/gf100.c (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h index 441f6e7079d2..bc8e9c9dcf16 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h @@ -34,6 +34,7 @@ int nvkm_volt_set_id(struct nvkm_volt *, u8 id, u8 min_id, u8 temp, int condition); int nv40_volt_new(struct nvkm_device *, int, struct nvkm_volt **); +int gf100_volt_new(struct nvkm_device *, int, struct nvkm_volt **); int gk104_volt_new(struct nvkm_device *, int, struct nvkm_volt **); int gk20a_volt_new(struct nvkm_device *, int, struct nvkm_volt **); int gm20b_volt_new(struct nvkm_device *, int, struct nvkm_volt **); diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c index 7218a067a6c5..53d171729353 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c @@ -1357,7 +1357,7 @@ nvc0_chipset = { .pmu = gf100_pmu_new, .therm = gt215_therm_new, .timer = nv41_timer_new, - .volt = nv40_volt_new, + .volt = gf100_volt_new, .ce[0] = gf100_ce_new, .ce[1] = gf100_ce_new, .disp = gt215_disp_new, @@ -1394,7 +1394,7 @@ nvc1_chipset = { .pmu = gf100_pmu_new, .therm = gt215_therm_new, .timer = nv41_timer_new, - .volt = nv40_volt_new, + .volt = gf100_volt_new, .ce[0] = gf100_ce_new, .disp = gt215_disp_new, .dma = gf100_dma_new, @@ -1430,7 +1430,7 @@ nvc3_chipset = { .pmu = gf100_pmu_new, .therm = gt215_therm_new, .timer = nv41_timer_new, - .volt = nv40_volt_new, + .volt = gf100_volt_new, .ce[0] = gf100_ce_new, .disp = gt215_disp_new, .dma = gf100_dma_new, @@ -1466,7 +1466,7 @@ nvc4_chipset = { .pmu = gf100_pmu_new, .therm = gt215_therm_new, .timer = nv41_timer_new, - .volt = nv40_volt_new, + .volt = gf100_volt_new, .ce[0] = gf100_ce_new, .ce[1] = gf100_ce_new, .disp = gt215_disp_new, @@ -1503,7 +1503,7 @@ nvc8_chipset = { .pmu = gf100_pmu_new, .therm = gt215_therm_new, .timer = nv41_timer_new, - .volt = nv40_volt_new, + .volt = gf100_volt_new, .ce[0] = gf100_ce_new, .ce[1] = gf100_ce_new, .disp = gt215_disp_new, @@ -1540,7 +1540,7 @@ nvce_chipset = { .pmu = gf100_pmu_new, .therm = gt215_therm_new, .timer = nv41_timer_new, - .volt = nv40_volt_new, + .volt = gf100_volt_new, .ce[0] = gf100_ce_new, .ce[1] = gf100_ce_new, .disp = gt215_disp_new, @@ -1577,7 +1577,7 @@ nvcf_chipset = { .pmu = gf100_pmu_new, .therm = gt215_therm_new, .timer = nv41_timer_new, - .volt = nv40_volt_new, + .volt = gf100_volt_new, .ce[0] = gf100_ce_new, .disp = gt215_disp_new, .dma = gf100_dma_new, @@ -1612,6 +1612,7 @@ nvd7_chipset = { .pci = gf106_pci_new, .therm = gf119_therm_new, .timer = nv41_timer_new, + .volt = gf100_volt_new, .ce[0] = gf100_ce_new, .disp = gf119_disp_new, .dma = gf119_dma_new, @@ -1647,7 +1648,7 @@ nvd9_chipset = { .pmu = gf119_pmu_new, .therm = gf119_therm_new, .timer = nv41_timer_new, - .volt = nv40_volt_new, + .volt = gf100_volt_new, .ce[0] = gf100_ce_new, .disp = gf119_disp_new, .dma = gf119_dma_new, diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/Kbuild index c34076223b7b..bcd179ba11d0 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/Kbuild +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/Kbuild @@ -1,6 +1,7 @@ nvkm-y += nvkm/subdev/volt/base.o nvkm-y += nvkm/subdev/volt/gpio.o nvkm-y += nvkm/subdev/volt/nv40.o +nvkm-y += nvkm/subdev/volt/gf100.o nvkm-y += nvkm/subdev/volt/gk104.o nvkm-y += nvkm/subdev/volt/gk20a.o nvkm-y += nvkm/subdev/volt/gm20b.o diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/gf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/gf100.c new file mode 100644 index 000000000000..c21100fda47e --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/gf100.c @@ -0,0 +1,44 @@ +/* + * Copyright 2016 Karol Herbst + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Karol Herbst + */ +#include "priv.h" + +static const struct nvkm_volt_func +gf100_volt = { + .vid_get = nvkm_voltgpio_get, + .vid_set = nvkm_voltgpio_set, +}; + +int +gf100_volt_new(struct nvkm_device *device, int index, struct nvkm_volt **pvolt) +{ + struct nvkm_volt *volt; + int ret; + + ret = nvkm_volt_new_(&gf100_volt, device, index, &volt); + *pvolt = volt; + if (ret) + return ret; + + return nvkm_voltgpio_init(volt); +} -- cgit v1.2.3 From 08de5743db9250dc915d85f9f7d1a9016a8f8975 Mon Sep 17 00:00:00 2001 From: Karol Herbst Date: Sun, 17 Jul 2016 20:05:45 +0200 Subject: drm/nouveau/volt/gf100-: Add speedo v5: Squashed speedo related commits. Signed-off-by: Karol Herbst Reviewed-by: Martin Peres Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h | 2 ++ drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c | 24 ++++++++++++++++++++ drivers/gpu/drm/nouveau/nvkm/subdev/volt/gf100.c | 26 ++++++++++++++++++++++ drivers/gpu/drm/nouveau/nvkm/subdev/volt/gk104.c | 21 +++++++++++++++++ drivers/gpu/drm/nouveau/nvkm/subdev/volt/priv.h | 4 ++++ 5 files changed, 77 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h index bc8e9c9dcf16..08ef9983c643 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/volt.h @@ -25,6 +25,8 @@ struct nvkm_volt { u8 max0_id; u8 max1_id; u8 max2_id; + + int speedo; }; int nvkm_volt_map(struct nvkm_volt *volt, u8 id, u8 temperature); diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c index ec59d58becdc..771419ff8338 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c @@ -195,6 +195,14 @@ nvkm_volt_parse_bios(struct nvkm_bios *bios, struct nvkm_volt *volt) } } +static int +nvkm_volt_speedo_read(struct nvkm_volt *volt) +{ + if (volt->func->speedo_read) + return volt->func->speedo_read(volt); + return -EINVAL; +} + static int nvkm_volt_init(struct nvkm_subdev *subdev) { @@ -209,6 +217,21 @@ nvkm_volt_init(struct nvkm_subdev *subdev) return 0; } +static int +nvkm_volt_oneinit(struct nvkm_subdev *subdev) +{ + struct nvkm_volt *volt = nvkm_volt(subdev); + + volt->speedo = nvkm_volt_speedo_read(volt); + if (volt->speedo > 0) + nvkm_debug(&volt->subdev, "speedo %x\n", volt->speedo); + + if (volt->func->oneinit) + return volt->func->oneinit(volt); + + return 0; +} + static void * nvkm_volt_dtor(struct nvkm_subdev *subdev) { @@ -219,6 +242,7 @@ static const struct nvkm_subdev_func nvkm_volt = { .dtor = nvkm_volt_dtor, .init = nvkm_volt_init, + .oneinit = nvkm_volt_oneinit, }; void diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/gf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/gf100.c index c21100fda47e..d9ed6925ca64 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/gf100.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/gf100.c @@ -23,10 +23,36 @@ */ #include "priv.h" +#include + +static int +gf100_volt_speedo_read(struct nvkm_volt *volt) +{ + struct nvkm_device *device = volt->subdev.device; + struct nvkm_fuse *fuse = device->fuse; + + if (!fuse) + return -EINVAL; + + return nvkm_fuse_read(fuse, 0x1cc); +} + +int +gf100_volt_oneinit(struct nvkm_volt *volt) +{ + struct nvkm_subdev *subdev = &volt->subdev; + if (volt->speedo <= 0) + nvkm_error(subdev, "couldn't find speedo value, volting not " + "possible\n"); + return 0; +} + static const struct nvkm_volt_func gf100_volt = { + .oneinit = gf100_volt_oneinit, .vid_get = nvkm_voltgpio_get, .vid_set = nvkm_voltgpio_set, + .speedo_read = gf100_volt_speedo_read, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/gk104.c b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/gk104.c index 420bd84d8483..b2c5d1166a13 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/gk104.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/gk104.c @@ -27,6 +27,7 @@ #include #include #include +#include #define gk104_volt(p) container_of((p), struct gk104_volt, base) struct gk104_volt { @@ -64,13 +65,33 @@ gk104_volt_set(struct nvkm_volt *base, u32 uv) return 0; } +static int +gk104_volt_speedo_read(struct nvkm_volt *volt) +{ + struct nvkm_device *device = volt->subdev.device; + struct nvkm_fuse *fuse = device->fuse; + int ret; + + if (!fuse) + return -EINVAL; + + nvkm_wr32(device, 0x122634, 0x0); + ret = nvkm_fuse_read(fuse, 0x3a8); + nvkm_wr32(device, 0x122634, 0x41); + return ret; +} + static const struct nvkm_volt_func gk104_volt_pwm = { + .oneinit = gf100_volt_oneinit, .volt_get = gk104_volt_get, .volt_set = gk104_volt_set, + .speedo_read = gk104_volt_speedo_read, }, gk104_volt_gpio = { + .oneinit = gf100_volt_oneinit, .vid_get = nvkm_voltgpio_get, .vid_set = nvkm_voltgpio_set, + .speedo_read = gk104_volt_speedo_read, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/priv.h index d5140d991161..354bafe4b4e2 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/priv.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/priv.h @@ -9,11 +9,13 @@ int nvkm_volt_new_(const struct nvkm_volt_func *, struct nvkm_device *, int index, struct nvkm_volt **); struct nvkm_volt_func { + int (*oneinit)(struct nvkm_volt *); int (*volt_get)(struct nvkm_volt *); int (*volt_set)(struct nvkm_volt *, u32 uv); int (*vid_get)(struct nvkm_volt *); int (*vid_set)(struct nvkm_volt *, u8 vid); int (*set_id)(struct nvkm_volt *, u8 id, int condition); + int (*speedo_read)(struct nvkm_volt *); }; int nvkm_voltgpio_init(struct nvkm_volt *); @@ -23,4 +25,6 @@ int nvkm_voltgpio_set(struct nvkm_volt *, u8); int nvkm_voltpwm_init(struct nvkm_volt *volt); int nvkm_voltpwm_get(struct nvkm_volt *volt); int nvkm_voltpwm_set(struct nvkm_volt *volt, u32 uv); + +int gf100_volt_oneinit(struct nvkm_volt *); #endif -- cgit v1.2.3 From 114653c7593a4dd52cc1721b0d325d43b00e2371 Mon Sep 17 00:00:00 2001 From: Karol Herbst Date: Tue, 12 Jul 2016 21:36:09 +0200 Subject: drm/nouveau/volt: Make use of cvb coefficients I'm quite sure that those coefficients are real close, because while testing the biggest error compared to nvidia was around -1.5% (biggest error with right coefficients is 12.5mV / 600mV = 2%). These coefficients were REed by modifing the voltage map entries and by calculating the set voltage back until I was able to forecast which voltage nvidia sets for a given voltage map entry. With these formulars I am able to precisely predict at which exact temperature Nvidia down- or upvolts due to a changed therm reading. That's why I am quite sure these are right, or at least really really close. v4: Use better coefficients and speedo. v5: Add error message when speedo is missing. Signed-off-by: Karol Herbst Reviewed-by: Martin Peres Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c | 38 +++++++++++++++++++++++-- 1 file changed, 36 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c index 771419ff8338..90d234231eed 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c @@ -110,13 +110,47 @@ nvkm_volt_map(struct nvkm_volt *volt, u8 id, u8 temp) vmap = nvbios_vmap_entry_parse(bios, id, &ver, &len, &info); if (vmap) { + s64 result; + + if (volt->speedo < 0) + return volt->speedo; + + if (ver == 0x10 || (ver == 0x20 && info.mode == 0)) { + result = (s64)info.arg[0] / 10; + result += ((s64)info.arg[1] * volt->speedo) / 10; + result += ((s64)info.arg[2] * volt->speedo * volt->speedo) / 100000; + } else if (ver == 0x20) { + switch (info.mode) { + /* 0x0 handled above! */ + case 0x1: + result = ((s64)info.arg[0] * 15625) >> 18; + result += ((s64)info.arg[1] * volt->speedo * 15625) >> 18; + result += ((s64)info.arg[2] * temp * 15625) >> 10; + result += ((s64)info.arg[3] * volt->speedo * temp * 15625) >> 18; + result += ((s64)info.arg[4] * volt->speedo * volt->speedo * 15625) >> 30; + result += ((s64)info.arg[5] * temp * temp * 15625) >> 18; + break; + case 0x3: + result = (info.min + info.max) / 2; + break; + case 0x2: + default: + result = info.min; + break; + } + } else { + return -ENODEV; + } + + result = min(max(result, (s64)info.min), (s64)info.max); + if (info.link != 0xff) { int ret = nvkm_volt_map(volt, info.link, temp); if (ret < 0) return ret; - info.min += ret; + result += ret; } - return info.min; + return result; } return id ? id * 10000 : -ENODEV; -- cgit v1.2.3 From ebaf3e70aabea8e3d86d977ab96261d7452b7a0d Mon Sep 17 00:00:00 2001 From: Karol Herbst Date: Sun, 17 Jul 2016 21:36:49 +0200 Subject: drm/nouveau/fb/ram: Use Kepler implementation on Maxwell This enables memory reclocking on Maxwell. Sadly without a PMU firmware it is useless for gm20x gpus. Signed-off-by: Karol Herbst Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.h | 1 + drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgk104.c | 8 +++++++- drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgm107.c | 12 +----------- 3 files changed, 9 insertions(+), 12 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.h b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.h index b9ec0ae6723a..b60068b7d8f9 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.h +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.h @@ -24,6 +24,7 @@ int gf100_ram_ctor(const struct nvkm_ram_func *, struct nvkm_fb *, int gf100_ram_get(struct nvkm_ram *, u64, u32, u32, u32, struct nvkm_mem **); void gf100_ram_put(struct nvkm_ram *, struct nvkm_mem **); +int gk104_ram_ctor(struct nvkm_fb *, struct nvkm_ram **, u32); int gk104_ram_init(struct nvkm_ram *ram); /* RAM type-specific MR calculation routines */ diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgk104.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgk104.c index 93b30d92776c..7904fa41acef 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgk104.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgk104.c @@ -1537,6 +1537,12 @@ gk104_ram_func = { int gk104_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram) +{ + return gk104_ram_ctor(fb, pram, 0x022554); +} + +int +gk104_ram_ctor(struct nvkm_fb *fb, struct nvkm_ram **pram, u32 maskaddr) { struct nvkm_subdev *subdev = &fb->subdev; struct nvkm_device *device = subdev->device; @@ -1552,7 +1558,7 @@ gk104_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram) return -ENOMEM; *pram = &ram->base; - ret = gf100_ram_ctor(&gk104_ram_func, fb, 0x022554, &ram->base); + ret = gf100_ram_ctor(&gk104_ram_func, fb, maskaddr, &ram->base); if (ret) return ret; diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgm107.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgm107.c index 43d807f6ca71..ac862d1d77bd 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgm107.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgm107.c @@ -23,18 +23,8 @@ */ #include "ram.h" -static const struct nvkm_ram_func -gm107_ram_func = { - .init = gk104_ram_init, - .get = gf100_ram_get, - .put = gf100_ram_put, -}; - int gm107_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram) { - if (!(*pram = kzalloc(sizeof(**pram), GFP_KERNEL))) - return -ENOMEM; - - return gf100_ram_ctor(&gm107_ram_func, fb, 0x021c14, *pram); + return gk104_ram_ctor(fb, pram, 0x021c14); } -- cgit v1.2.3 From 8d021d71b3247937a26ffdf313fd53a9d58778b7 Mon Sep 17 00:00:00 2001 From: Martin Peres Date: Thu, 25 Aug 2016 03:57:07 +0300 Subject: drm/nouveau/drm/nouveau: add a LED driver for the NVIDIA logo We received a donation of a Titan which has this useless feature allowing users to control the brightness of the LED behind the logo of NVIDIA. In the true spirit of open source, let's expose that to the users of very expensive cards! This patch hooks up this LED/PWM to the LED subsystem which allows blinking it in sync with cpu/disk/network/whatever activity (heartbeat is quite nice!). Users may also implement some breathing effect or morse code support in the userspace if they feel like it. v2: - surround the use of the LED framework with ifdef CONFIG_LEDS_CLASS v3: - avoid using ifdefs everywhere, follow the recommendations of /doc/Documentation/CodingStyle. Suggested by Emil Velikov. v4 (Ben): - squashed series of fixes from ml Signed-off-by: Martin Peres Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/Kbuild | 1 + .../drm/nouveau/include/nvkm/subdev/bios/gpio.h | 1 + drivers/gpu/drm/nouveau/nouveau_drm.c | 7 ++ drivers/gpu/drm/nouveau/nouveau_drv.h | 3 + drivers/gpu/drm/nouveau/nouveau_led.c | 139 +++++++++++++++++++++ drivers/gpu/drm/nouveau/nouveau_led.h | 57 +++++++++ 6 files changed, 208 insertions(+) create mode 100644 drivers/gpu/drm/nouveau/nouveau_led.c create mode 100644 drivers/gpu/drm/nouveau/nouveau_led.h (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/Kbuild b/drivers/gpu/drm/nouveau/Kbuild index 2527bf4ca5d9..fde6e3656636 100644 --- a/drivers/gpu/drm/nouveau/Kbuild +++ b/drivers/gpu/drm/nouveau/Kbuild @@ -22,6 +22,7 @@ nouveau-$(CONFIG_DEBUG_FS) += nouveau_debugfs.o nouveau-y += nouveau_drm.o nouveau-y += nouveau_hwmon.o nouveau-$(CONFIG_COMPAT) += nouveau_ioc32.o +nouveau-$(CONFIG_LEDS_CLASS) += nouveau_led.o nouveau-y += nouveau_nvif.o nouveau-$(CONFIG_NOUVEAU_PLATFORM_DRIVER) += nouveau_platform.o nouveau-y += nouveau_usif.o # userspace <-> nvif diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/gpio.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/gpio.h index a47d46dda704..b7a54e605469 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/gpio.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/gpio.h @@ -6,6 +6,7 @@ enum dcb_gpio_func_name { DCB_GPIO_TVDAC1 = 0x2d, DCB_GPIO_FAN = 0x09, DCB_GPIO_FAN_SENSE = 0x3d, + DCB_GPIO_LOGO_LED_PWM = 0x84, DCB_GPIO_UNUSED = 0xff, DCB_GPIO_VID0 = 0x04, DCB_GPIO_VID1 = 0x05, diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c index 3100fd88a015..6adf94789417 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drm.c +++ b/drivers/gpu/drm/nouveau/nouveau_drm.c @@ -47,6 +47,7 @@ #include "nouveau_ttm.h" #include "nouveau_gem.h" #include "nouveau_vga.h" +#include "nouveau_led.h" #include "nouveau_hwmon.h" #include "nouveau_acpi.h" #include "nouveau_bios.h" @@ -475,6 +476,7 @@ nouveau_drm_load(struct drm_device *dev, unsigned long flags) nouveau_hwmon_init(dev); nouveau_accel_init(drm); nouveau_fbcon_init(dev); + nouveau_led_init(dev); if (nouveau_runtime_pm != 0) { pm_runtime_use_autosuspend(dev->dev); @@ -510,6 +512,7 @@ nouveau_drm_unload(struct drm_device *dev) pm_runtime_forbid(dev->dev); } + nouveau_led_fini(dev); nouveau_fbcon_fini(dev); nouveau_accel_fini(drm); nouveau_hwmon_fini(dev); @@ -561,6 +564,8 @@ nouveau_do_suspend(struct drm_device *dev, bool runtime) struct nouveau_cli *cli; int ret; + nouveau_led_suspend(dev); + if (dev->mode_config.num_crtc) { NV_INFO(drm, "suspending console...\n"); nouveau_fbcon_set_suspend(dev, 1); @@ -649,6 +654,8 @@ nouveau_do_resume(struct drm_device *dev, bool runtime) nouveau_fbcon_set_suspend(dev, 0); } + nouveau_led_resume(dev); + return 0; } diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h index 822a0212cd48..c0e2b3207503 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.h +++ b/drivers/gpu/drm/nouveau/nouveau_drv.h @@ -166,6 +166,9 @@ struct nouveau_drm { struct nouveau_hwmon *hwmon; struct nouveau_debugfs *debugfs; + /* led management */ + struct nouveau_led *led; + /* display power reference */ bool have_disp_power_ref; diff --git a/drivers/gpu/drm/nouveau/nouveau_led.c b/drivers/gpu/drm/nouveau/nouveau_led.c new file mode 100644 index 000000000000..3e2f1b6cd4df --- /dev/null +++ b/drivers/gpu/drm/nouveau/nouveau_led.c @@ -0,0 +1,139 @@ +/* + * Copyright (C) 2016 Martin Peres + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial + * portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + */ + +/* + * Authors: + * Martin Peres + */ + +#include + +#include "nouveau_led.h" +#include + +static enum led_brightness +nouveau_led_get_brightness(struct led_classdev *led) +{ + struct drm_device *drm_dev = container_of(led, struct nouveau_led, led)->dev; + struct nouveau_drm *drm = nouveau_drm(drm_dev); + struct nvif_object *device = &drm->device.object; + u32 div, duty; + + div = nvif_rd32(device, 0x61c880) & 0x00ffffff; + duty = nvif_rd32(device, 0x61c884) & 0x00ffffff; + + if (div > 0) + return duty * LED_FULL / div; + else + return 0; +} + +static void +nouveau_led_set_brightness(struct led_classdev *led, enum led_brightness value) +{ + struct drm_device *drm_dev = container_of(led, struct nouveau_led, led)->dev; + struct nouveau_drm *drm = nouveau_drm(drm_dev); + struct nvif_object *device = &drm->device.object; + + u32 input_clk = 27e6; /* PDISPLAY.SOR[1].PWM is connected to the crystal */ + u32 freq = 100; /* this is what nvidia uses and it should be good-enough */ + u32 div, duty; + + div = input_clk / freq; + duty = value * div / LED_FULL; + + /* for now, this is safe to directly poke those registers because: + * - A: nvidia never puts the logo led to any other PWM controler + * than PDISPLAY.SOR[1].PWM. + * - B: nouveau does not touch these registers anywhere else + */ + nvif_wr32(device, 0x61c880, div); + nvif_wr32(device, 0x61c884, 0xc0000000 | duty); +} + + +int +nouveau_led_init(struct drm_device *dev) +{ + struct nouveau_drm *drm = nouveau_drm(dev); + struct nvkm_gpio *gpio = nvxx_gpio(&drm->device); + struct dcb_gpio_func logo_led; + int ret; + + if (!gpio) + return 0; + + /* check that there is a GPIO controlling the logo LED */ + if (nvkm_gpio_find(gpio, 0, DCB_GPIO_LOGO_LED_PWM, 0xff, &logo_led)) + return 0; + + drm->led = kzalloc(sizeof(*drm->led), GFP_KERNEL); + if (!drm->led) + return -ENOMEM; + drm->led->dev = dev; + + drm->led->led.name = "nvidia-logo"; + drm->led->led.max_brightness = 255; + drm->led->led.brightness_get = nouveau_led_get_brightness; + drm->led->led.brightness_set = nouveau_led_set_brightness; + + ret = led_classdev_register(dev->dev, &drm->led->led); + if (ret) { + kfree(drm->led); + return ret; + } + + return 0; +} + +void +nouveau_led_suspend(struct drm_device *dev) +{ + struct nouveau_drm *drm = nouveau_drm(dev); + + if (drm->led) + led_classdev_suspend(&drm->led->led); +} + +void +nouveau_led_resume(struct drm_device *dev) +{ + struct nouveau_drm *drm = nouveau_drm(dev); + + if (drm->led) + led_classdev_resume(&drm->led->led); +} + +void +nouveau_led_fini(struct drm_device *dev) +{ + struct nouveau_drm *drm = nouveau_drm(dev); + + if (drm->led) { + led_classdev_unregister(&drm->led->led); + kfree(drm->led); + drm->led = NULL; + } +} diff --git a/drivers/gpu/drm/nouveau/nouveau_led.h b/drivers/gpu/drm/nouveau/nouveau_led.h new file mode 100644 index 000000000000..187ecdb82002 --- /dev/null +++ b/drivers/gpu/drm/nouveau/nouveau_led.h @@ -0,0 +1,57 @@ +/* + * Copyright 2015 Martin Peres + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Martin Peres + */ + +#ifndef __NOUVEAU_LED_H__ +#define __NOUVEAU_LED_H__ + +#include "nouveau_drv.h" + +struct led_classdev; + +struct nouveau_led { + struct drm_device *dev; + + struct led_classdev led; +}; + +static inline struct nouveau_led * +nouveau_led(struct drm_device *dev) +{ + return nouveau_drm(dev)->led; +} + +/* nouveau_led.c */ +#if IS_ENABLED(CONFIG_LEDS_CLASS) +int nouveau_led_init(struct drm_device *dev); +void nouveau_led_suspend(struct drm_device *dev); +void nouveau_led_resume(struct drm_device *dev); +void nouveau_led_fini(struct drm_device *dev); +#else +static inline int nouveau_led_init(struct drm_device *dev) { return 0; }; +static inline void nouveau_led_suspend(struct drm_device *dev) { }; +static inline void nouveau_led_resume(struct drm_device *dev) { }; +static inline void nouveau_led_fini(struct drm_device *dev) { }; +#endif + +#endif -- cgit v1.2.3 From 1cc88ab9542441b3371104872eefc4924408aaa3 Mon Sep 17 00:00:00 2001 From: Ilia Mirkin Date: Sat, 27 Aug 2016 21:32:34 -0400 Subject: drm/nouveau/gr/nv3x: add 0x0597 kelvin 3d class support Tested on a NV34. There are reports of this also working on the other nv3x chips. Largely useful for testing software written for NV2x without having the actual hardware available. Signed-off-by: Ilia Mirkin Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nvkm/engine/gr/nv30.c | 1 + drivers/gpu/drm/nouveau/nvkm/engine/gr/nv34.c | 1 + drivers/gpu/drm/nouveau/nvkm/engine/gr/nv35.c | 1 + 3 files changed, 3 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv30.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv30.c index f1e15a4d4f64..b4e3c50badc7 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv30.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv30.c @@ -187,6 +187,7 @@ nv30_gr = { { -1, -1, 0x038a, &nv04_gr_object }, /* ifc (nv30) */ { -1, -1, 0x039e, &nv04_gr_object }, /* swzsurf (nv30) */ { -1, -1, 0x0397, &nv04_gr_object }, /* rankine */ + { -1, -1, 0x0597, &nv04_gr_object }, /* kelvin */ {} } }; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv34.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv34.c index 300f5ed5de0b..e7ed04b935cd 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv34.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv34.c @@ -123,6 +123,7 @@ nv34_gr = { { -1, -1, 0x0389, &nv04_gr_object }, /* sifm (nv30) */ { -1, -1, 0x038a, &nv04_gr_object }, /* ifc (nv30) */ { -1, -1, 0x039e, &nv04_gr_object }, /* swzsurf (nv30) */ + { -1, -1, 0x0597, &nv04_gr_object }, /* kelvin */ { -1, -1, 0x0697, &nv04_gr_object }, /* rankine */ {} } diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv35.c b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv35.c index 740df0f52c38..5e8abacbacc6 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv35.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/gr/nv35.c @@ -124,6 +124,7 @@ nv35_gr = { { -1, -1, 0x038a, &nv04_gr_object }, /* ifc (nv30) */ { -1, -1, 0x039e, &nv04_gr_object }, /* swzsurf (nv30) */ { -1, -1, 0x0497, &nv04_gr_object }, /* rankine */ + { -1, -1, 0x0597, &nv04_gr_object }, /* kelvin */ {} } }; -- cgit v1.2.3 From d6c6035af7ccadd647832681d6b2a53d4c8705de Mon Sep 17 00:00:00 2001 From: Baoyou Xie Date: Sun, 18 Sep 2016 20:58:53 +0800 Subject: drm/nouveau/core: add missing header dependencies We get 2 warnings when building kernel with W=1: drivers/gpu/drm/nouveau/nvkm/core/firmware.c:34:1: warning: no previous prototype for 'nvkm_firmware_get' [-Wmissing-prototypes] drivers/gpu/drm/nouveau/nvkm/core/firmware.c:58:1: warning: no previous prototype for 'nvkm_firmware_put' [-Wmissing-prototypes] In fact, both functions are declared in drivers/gpu/drm/nouveau/include/nvkm/core/firmware.h, so this patch adds missing header dependencies. Signed-off-by: Baoyou Xie Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nvkm/core/firmware.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/nvkm/core/firmware.c b/drivers/gpu/drm/nouveau/nvkm/core/firmware.c index 34ecd4a7e0c1..058ff46b5f16 100644 --- a/drivers/gpu/drm/nouveau/nvkm/core/firmware.c +++ b/drivers/gpu/drm/nouveau/nvkm/core/firmware.c @@ -20,6 +20,7 @@ * DEALINGS IN THE SOFTWARE. */ #include +#include /** * nvkm_firmware_get - load firmware from the official nvidia/chip/ directory -- cgit v1.2.3 From 321c258e9192377cff2cb34b9d12fca0ee60b13f Mon Sep 17 00:00:00 2001 From: Alexandre Courbot Date: Fri, 16 Sep 2016 18:09:12 +0900 Subject: drm/nouveau/volt: use kernel's 64-bit signed division function Doing direct 64 bit divisions in kernel code leads to references to undefined symbols on 32 bit architectures. Replace such divisions with calls to div64_s64 to make the module usable on 32 bit archs. Signed-off-by: Alexandre Courbot Reviewed-by: Karol Herbst Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c index 90d234231eed..e8569b04b55d 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/volt/base.c @@ -116,9 +116,9 @@ nvkm_volt_map(struct nvkm_volt *volt, u8 id, u8 temp) return volt->speedo; if (ver == 0x10 || (ver == 0x20 && info.mode == 0)) { - result = (s64)info.arg[0] / 10; - result += ((s64)info.arg[1] * volt->speedo) / 10; - result += ((s64)info.arg[2] * volt->speedo * volt->speedo) / 100000; + result = div64_s64((s64)info.arg[0], 10); + result += div64_s64((s64)info.arg[1] * volt->speedo, 10); + result += div64_s64((s64)info.arg[2] * volt->speedo * volt->speedo, 100000); } else if (ver == 0x20) { switch (info.mode) { /* 0x0 handled above! */ -- cgit v1.2.3 From 97163967acab56bff26d31914426a625e5acfa67 Mon Sep 17 00:00:00 2001 From: Baoyou Xie Date: Tue, 13 Sep 2016 20:17:32 +0800 Subject: drm/nouveau/disp: remove unused function in sorg94.c We get 1 warning when building kernel with W=1: drivers/gpu/drm/nouveau/nvkm/engine/disp/sorg94.c:49:1: warning: no previous prototype for 'g94_sor_output_new' [-Wmissing-prototypes] In fact, this function is called by no one and not exported, so this patch removes it. Signed-off-by: Baoyou Xie Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nvkm/engine/disp/sorg94.c | 8 -------- 1 file changed, 8 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorg94.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorg94.c index 1bb9d661e9b3..4510cb6e10a8 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorg94.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorg94.c @@ -45,14 +45,6 @@ static const struct nvkm_output_func g94_sor_output_func = { }; -int -g94_sor_output_new(struct nvkm_disp *disp, int index, - struct dcb_output *dcbE, struct nvkm_output **poutp) -{ - return nvkm_output_new_(&g94_sor_output_func, disp, - index, dcbE, poutp); -} - /******************************************************************************* * DisplayPort ******************************************************************************/ -- cgit v1.2.3 From f9c0715e39f09bd5ea6f6357a4ce7a969b673007 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Wed, 11 May 2016 16:28:30 +1000 Subject: drm/nouveau/bar/nv50: fix bar2 vm size The BAR2 page table was being made WAY too big - oops. Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c index 370dcd8ff7b5..6eff637ac301 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/nv50.c @@ -84,7 +84,7 @@ nv50_bar_oneinit(struct nvkm_bar *base) start = 0x0100000000ULL; limit = start + device->func->resource_size(device, 3); - ret = nvkm_vm_new(device, start, limit, start, &bar3_lock, &vm); + ret = nvkm_vm_new(device, start, limit - start, start, &bar3_lock, &vm); if (ret) return ret; @@ -117,7 +117,7 @@ nv50_bar_oneinit(struct nvkm_bar *base) start = 0x0000000000ULL; limit = start + device->func->resource_size(device, 1); - ret = nvkm_vm_new(device, start, limit--, start, &bar1_lock, &vm); + ret = nvkm_vm_new(device, start, limit-- - start, start, &bar1_lock, &vm); if (ret) return ret; -- cgit v1.2.3 From bbe1f94a8b3f2e8622dd400a6827d3242005d951 Mon Sep 17 00:00:00 2001 From: Faris Alsalama Date: Sat, 21 May 2016 14:41:43 -0400 Subject: drm/nouveau/kms: add Maxwell to backlight initialization Signed-off-by: Faris Alsalama Acked-by: Acked-by: Pierre Moreau Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nouveau_backlight.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/nouveau_backlight.c b/drivers/gpu/drm/nouveau/nouveau_backlight.c index f5101be806cb..5e2c5685b4dd 100644 --- a/drivers/gpu/drm/nouveau/nouveau_backlight.c +++ b/drivers/gpu/drm/nouveau/nouveau_backlight.c @@ -232,6 +232,7 @@ nouveau_backlight_init(struct drm_device *dev) case NV_DEVICE_INFO_V0_TESLA: case NV_DEVICE_INFO_V0_FERMI: case NV_DEVICE_INFO_V0_KEPLER: + case NV_DEVICE_INFO_V0_MAXWELL: return nv50_backlight_init(connector); default: break; -- cgit v1.2.3 From 38f5359354d487f2492a3cdec862682c8b15e216 Mon Sep 17 00:00:00 2001 From: Ard Biesheuvel Date: Thu, 6 Oct 2016 16:49:28 +0100 Subject: drm/nouveau/pci: set streaming DMA mask early Some subdevices (i.e., fb/nv50.c and fb/gf100.c) map a scratch page using dma_map_page() way before the TTM layer has had a chance to set the DMA mask. This may prevent the driver from loading at all on platforms whose system memory is not covered by the default DMA mask of 32-bit (i.e., when all RAM is above 4 GB). So set a preliminary DMA mask right after constructing the PCI device, and base it on the .dma_bits member of the MMU subdevice, which is what the TTM layer will base the DMA mask on as well. Signed-off-by: Ard Biesheuvel Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c | 37 +++++++++++++++++------- 1 file changed, 27 insertions(+), 10 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c index b1b693219db3..8f13bcd4040c 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/pci.c @@ -1664,14 +1664,31 @@ nvkm_device_pci_new(struct pci_dev *pci_dev, const char *cfg, const char *dbg, *pdevice = &pdev->device; pdev->pdev = pci_dev; - return nvkm_device_ctor(&nvkm_device_pci_func, quirk, &pci_dev->dev, - pci_is_pcie(pci_dev) ? NVKM_DEVICE_PCIE : - pci_find_capability(pci_dev, PCI_CAP_ID_AGP) ? - NVKM_DEVICE_AGP : NVKM_DEVICE_PCI, - (u64)pci_domain_nr(pci_dev->bus) << 32 | - pci_dev->bus->number << 16 | - PCI_SLOT(pci_dev->devfn) << 8 | - PCI_FUNC(pci_dev->devfn), name, - cfg, dbg, detect, mmio, subdev_mask, - &pdev->device); + ret = nvkm_device_ctor(&nvkm_device_pci_func, quirk, &pci_dev->dev, + pci_is_pcie(pci_dev) ? NVKM_DEVICE_PCIE : + pci_find_capability(pci_dev, PCI_CAP_ID_AGP) ? + NVKM_DEVICE_AGP : NVKM_DEVICE_PCI, + (u64)pci_domain_nr(pci_dev->bus) << 32 | + pci_dev->bus->number << 16 | + PCI_SLOT(pci_dev->devfn) << 8 | + PCI_FUNC(pci_dev->devfn), name, + cfg, dbg, detect, mmio, subdev_mask, + &pdev->device); + + if (ret) + return ret; + + /* + * Set a preliminary DMA mask based on the .dma_bits member of the + * MMU subdevice. This allows other subdevices to create DMA mappings + * in their init() or oneinit() methods, which may be called before the + * TTM layer sets the DMA mask definitively. + * This is necessary for platforms where the default DMA mask of 32 + * does not cover any system memory, i.e., when all RAM is > 4 GB. + */ + if (subdev_mask & BIT(NVKM_SUBDEV_MMU)) + dma_set_mask_and_coherent(&pci_dev->dev, + DMA_BIT_MASK(pdev->device.mmu->dma_bits)); + + return 0; } -- cgit v1.2.3 From ebf7655aebe6a4e339a269130b399f5f7b0bf4b9 Mon Sep 17 00:00:00 2001 From: Ard Biesheuvel Date: Thu, 6 Oct 2016 16:49:29 +0100 Subject: drm/nouveau/fb/gf100: defer DMA mapping of scratch page to oneinit() hook The 100c10 scratch page is mapped using dma_map_page() before the TTM layer has had a chance to set the DMA mask. This means we are still running with the default of 32 when this code executes, and this causes problems for platforms with no memory below 4 GB (such as AMD Seattle) So move the dma_map_page() to the .oneinit hook, which executes after the DMA mask has been set. Signed-off-by: Ard Biesheuvel Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c | 25 +++++++++++++------------ 1 file changed, 13 insertions(+), 12 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c index 76433cc66fff..3841ad6be99e 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/gf100.c @@ -50,24 +50,33 @@ gf100_fb_intr(struct nvkm_fb *base) } int -gf100_fb_oneinit(struct nvkm_fb *fb) +gf100_fb_oneinit(struct nvkm_fb *base) { - struct nvkm_device *device = fb->subdev.device; + struct gf100_fb *fb = gf100_fb(base); + struct nvkm_device *device = fb->base.subdev.device; int ret, size = 0x1000; size = nvkm_longopt(device->cfgopt, "MmuDebugBufferSize", size); size = min(size, 0x1000); ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, size, 0x1000, - false, &fb->mmu_rd); + false, &fb->base.mmu_rd); if (ret) return ret; ret = nvkm_memory_new(device, NVKM_MEM_TARGET_INST, size, 0x1000, - false, &fb->mmu_wr); + false, &fb->base.mmu_wr); if (ret) return ret; + fb->r100c10_page = alloc_page(GFP_KERNEL | __GFP_ZERO); + if (fb->r100c10_page) { + fb->r100c10 = dma_map_page(device->dev, fb->r100c10_page, 0, + PAGE_SIZE, DMA_BIDIRECTIONAL); + if (dma_mapping_error(device->dev, fb->r100c10)) + return -EFAULT; + } + return 0; } @@ -123,14 +132,6 @@ gf100_fb_new_(const struct nvkm_fb_func *func, struct nvkm_device *device, nvkm_fb_ctor(func, device, index, &fb->base); *pfb = &fb->base; - fb->r100c10_page = alloc_page(GFP_KERNEL | __GFP_ZERO); - if (fb->r100c10_page) { - fb->r100c10 = dma_map_page(device->dev, fb->r100c10_page, 0, - PAGE_SIZE, DMA_BIDIRECTIONAL); - if (dma_mapping_error(device->dev, fb->r100c10)) - return -EFAULT; - } - return 0; } -- cgit v1.2.3 From 2ecf7c43d78093a24aa44c0a14a335457f065bb2 Mon Sep 17 00:00:00 2001 From: Ard Biesheuvel Date: Thu, 6 Oct 2016 16:49:30 +0100 Subject: drm/nouveau/fb/nv50: defer DMA mapping of scratch page to oneinit() hook The 100c08 scratch page is mapped using dma_map_page() before the TTM layer has had a chance to set the DMA mask. This means we are still running with the default of 32 when this code executes, and this causes problems for platforms with no memory below 4 GB (such as AMD Seattle) So move the dma_map_page() to the .oneinit hook, which executes after the DMA mask has been set. Signed-off-by: Ard Biesheuvel Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c | 28 +++++++++++++++++---------- 1 file changed, 18 insertions(+), 10 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c index 1b5fb02eab2a..0595e0722bfc 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/nv50.c @@ -210,6 +210,23 @@ nv50_fb_intr(struct nvkm_fb *base) nvkm_fifo_chan_put(fifo, flags, &chan); } +static int +nv50_fb_oneinit(struct nvkm_fb *base) +{ + struct nv50_fb *fb = nv50_fb(base); + struct nvkm_device *device = fb->base.subdev.device; + + fb->r100c08_page = alloc_page(GFP_KERNEL | __GFP_ZERO); + if (fb->r100c08_page) { + fb->r100c08 = dma_map_page(device->dev, fb->r100c08_page, 0, + PAGE_SIZE, DMA_BIDIRECTIONAL); + if (dma_mapping_error(device->dev, fb->r100c08)) + return -EFAULT; + } + + return 0; +} + static void nv50_fb_init(struct nvkm_fb *base) { @@ -245,6 +262,7 @@ nv50_fb_dtor(struct nvkm_fb *base) static const struct nvkm_fb_func nv50_fb_ = { .dtor = nv50_fb_dtor, + .oneinit = nv50_fb_oneinit, .init = nv50_fb_init, .intr = nv50_fb_intr, .ram_new = nv50_fb_ram_new, @@ -263,16 +281,6 @@ nv50_fb_new_(const struct nv50_fb_func *func, struct nvkm_device *device, fb->func = func; *pfb = &fb->base; - fb->r100c08_page = alloc_page(GFP_KERNEL | __GFP_ZERO); - if (fb->r100c08_page) { - fb->r100c08 = dma_map_page(device->dev, fb->r100c08_page, 0, - PAGE_SIZE, DMA_BIDIRECTIONAL); - if (dma_mapping_error(device->dev, fb->r100c08)) - return -EFAULT; - } else { - nvkm_warn(&fb->base.subdev, "failed 100c08 page alloc\n"); - } - return 0; } -- cgit v1.2.3 From 40006c4355e3469330317a77dfff300802265d20 Mon Sep 17 00:00:00 2001 From: Joonas Lahtinen Date: Wed, 12 Oct 2016 10:18:54 +0300 Subject: drm/i915: Remove unused BSM_MASK causing warning MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Remove never used BSM{,_MASK}. BSM_MASK #define also causes a warning. include/drm/i915_drm.h:96:34: warning: result of ‘65535 << 20’ requires 37 bits to represent, but ‘int’ only has 32 bits [-Wshiftoverflow=] #define INTEL_BSM_MASK (0xFFFF << 20) Reported-by: Linus Torvalds Signed-off-by: Joonas Lahtinen Reviewed-by: Chris Wilson Link: http://patchwork.freedesktop.org/patch/msgid/1476256734-6457-1-git-send-email-joonas.lahtinen@linux.intel.com --- drivers/gpu/drm/i915/i915_reg.h | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 595d196f753f..5f7aecbba549 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -86,8 +86,7 @@ static inline bool i915_mmio_reg_valid(i915_reg_t reg) #define DEVEN 0x54 #define DEVEN_MCHBAR_EN (1 << 28) -#define BSM 0x5c -#define BSM_MASK (0xFFFF << 20) +/* BSM in include/drm/i915_drm.h */ #define HPLLCC 0xc0 /* 85x only */ #define GC_CLOCK_CONTROL_MASK (0x7 << 0) -- cgit v1.2.3 From 0e70447605f49699b877fea1039b2c5335529d96 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 12 Oct 2016 10:05:17 +0100 Subject: drm/i915: Move common code out of i915_gpu_error.c In the next patch, I want to conditionally compile i915_gpu_error.c and that requires moving the functions used by debug out of i915_gpu_error.c! Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161012090522.367-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_debugfs.c | 2 +- drivers/gpu/drm/i915/i915_drv.h | 3 - drivers/gpu/drm/i915/i915_gpu_error.c | 106 +------------------------------- drivers/gpu/drm/i915/i915_irq.c | 4 +- drivers/gpu/drm/i915/intel_engine_cs.c | 104 +++++++++++++++++++++++++++++++ drivers/gpu/drm/i915/intel_ringbuffer.h | 3 + 6 files changed, 111 insertions(+), 111 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 20689f1cd719..f6762e00f872 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -1339,7 +1339,7 @@ static int i915_hangcheck_info(struct seq_file *m, void *unused) seqno[id] = intel_engine_get_seqno(engine); } - i915_get_engine_instdone(dev_priv, RCS, &instdone); + intel_engine_get_instdone(&dev_priv->engine[RCS], &instdone); intel_runtime_pm_put(dev_priv); diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 54d860e1c0fc..4553a5372008 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -3564,9 +3564,6 @@ void i915_error_state_get(struct drm_device *dev, void i915_error_state_put(struct i915_error_state_file_priv *error_priv); void i915_destroy_error_state(struct drm_device *dev); -void i915_get_engine_instdone(struct drm_i915_private *dev_priv, - enum intel_engine_id engine_id, - struct intel_instdone *instdone); const char *i915_cache_level_str(struct drm_i915_private *i915, int type); /* i915_cmd_parser.c */ diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index b5b58692ac5a..04205c82f0c9 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -1038,7 +1038,7 @@ static void error_record_engine_registers(struct drm_i915_error_state *error, ee->ipehr = I915_READ(IPEHR); } - i915_get_engine_instdone(dev_priv, engine->id, &ee->instdone); + intel_engine_get_instdone(engine, &ee->instdone); ee->waiting = intel_engine_has_waiter(engine); ee->instpm = I915_READ(RING_INSTPM(engine->mmio_base)); @@ -1548,107 +1548,3 @@ void i915_destroy_error_state(struct drm_device *dev) if (error) kref_put(&error->ref, i915_error_state_free); } - -const char *i915_cache_level_str(struct drm_i915_private *i915, int type) -{ - switch (type) { - case I915_CACHE_NONE: return " uncached"; - case I915_CACHE_LLC: return HAS_LLC(i915) ? " LLC" : " snooped"; - case I915_CACHE_L3_LLC: return " L3+LLC"; - case I915_CACHE_WT: return " WT"; - default: return ""; - } -} - -static inline uint32_t -read_subslice_reg(struct drm_i915_private *dev_priv, int slice, - int subslice, i915_reg_t reg) -{ - uint32_t mcr; - uint32_t ret; - enum forcewake_domains fw_domains; - - fw_domains = intel_uncore_forcewake_for_reg(dev_priv, reg, - FW_REG_READ); - fw_domains |= intel_uncore_forcewake_for_reg(dev_priv, - GEN8_MCR_SELECTOR, - FW_REG_READ | FW_REG_WRITE); - - spin_lock_irq(&dev_priv->uncore.lock); - intel_uncore_forcewake_get__locked(dev_priv, fw_domains); - - mcr = I915_READ_FW(GEN8_MCR_SELECTOR); - /* - * The HW expects the slice and sublice selectors to be reset to 0 - * after reading out the registers. - */ - WARN_ON_ONCE(mcr & (GEN8_MCR_SLICE_MASK | GEN8_MCR_SUBSLICE_MASK)); - mcr &= ~(GEN8_MCR_SLICE_MASK | GEN8_MCR_SUBSLICE_MASK); - mcr |= GEN8_MCR_SLICE(slice) | GEN8_MCR_SUBSLICE(subslice); - I915_WRITE_FW(GEN8_MCR_SELECTOR, mcr); - - ret = I915_READ_FW(reg); - - mcr &= ~(GEN8_MCR_SLICE_MASK | GEN8_MCR_SUBSLICE_MASK); - I915_WRITE_FW(GEN8_MCR_SELECTOR, mcr); - - intel_uncore_forcewake_put__locked(dev_priv, fw_domains); - spin_unlock_irq(&dev_priv->uncore.lock); - - return ret; -} - -/* NB: please notice the memset */ -void i915_get_engine_instdone(struct drm_i915_private *dev_priv, - enum intel_engine_id engine_id, - struct intel_instdone *instdone) -{ - u32 mmio_base = dev_priv->engine[engine_id].mmio_base; - int slice; - int subslice; - - memset(instdone, 0, sizeof(*instdone)); - - switch (INTEL_GEN(dev_priv)) { - default: - instdone->instdone = I915_READ(RING_INSTDONE(mmio_base)); - - if (engine_id != RCS) - break; - - instdone->slice_common = I915_READ(GEN7_SC_INSTDONE); - for_each_instdone_slice_subslice(dev_priv, slice, subslice) { - instdone->sampler[slice][subslice] = - read_subslice_reg(dev_priv, slice, subslice, - GEN7_SAMPLER_INSTDONE); - instdone->row[slice][subslice] = - read_subslice_reg(dev_priv, slice, subslice, - GEN7_ROW_INSTDONE); - } - break; - case 7: - instdone->instdone = I915_READ(RING_INSTDONE(mmio_base)); - - if (engine_id != RCS) - break; - - instdone->slice_common = I915_READ(GEN7_SC_INSTDONE); - instdone->sampler[0][0] = I915_READ(GEN7_SAMPLER_INSTDONE); - instdone->row[0][0] = I915_READ(GEN7_ROW_INSTDONE); - - break; - case 6: - case 5: - case 4: - instdone->instdone = I915_READ(RING_INSTDONE(mmio_base)); - - if (engine_id == RCS) - /* HACK: Using the wrong struct member */ - instdone->slice_common = I915_READ(GEN4_INSTDONE1); - break; - case 3: - case 2: - instdone->instdone = I915_READ(GEN2_INSTDONE); - break; - } -} diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index bd6c8b0eeaef..ddff6f9b869c 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -2588,7 +2588,7 @@ static void i915_report_and_clear_eir(struct drm_i915_private *dev_priv) pr_err("render error detected, EIR: 0x%08x\n", eir); - i915_get_engine_instdone(dev_priv, RCS, &instdone); + intel_engine_get_instdone(&dev_priv->engine[RCS], &instdone); if (IS_G4X(dev_priv)) { if (eir & (GM45_ERROR_MEM_PRIV | GM45_ERROR_CP_PRIV)) { @@ -3001,7 +3001,7 @@ static bool subunits_stuck(struct intel_engine_cs *engine) if (engine->id != RCS) return true; - i915_get_engine_instdone(dev_priv, RCS, &instdone); + intel_engine_get_instdone(engine, &instdone); /* There might be unstable subunit states even when * actual head is not moving. Filter out the unstable ones by diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c index 480584c09306..1d597feba97f 100644 --- a/drivers/gpu/drm/i915/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/intel_engine_cs.c @@ -349,3 +349,107 @@ u64 intel_engine_get_last_batch_head(struct intel_engine_cs *engine) return bbaddr; } + +const char *i915_cache_level_str(struct drm_i915_private *i915, int type) +{ + switch (type) { + case I915_CACHE_NONE: return " uncached"; + case I915_CACHE_LLC: return HAS_LLC(i915) ? " LLC" : " snooped"; + case I915_CACHE_L3_LLC: return " L3+LLC"; + case I915_CACHE_WT: return " WT"; + default: return ""; + } +} + +static inline uint32_t +read_subslice_reg(struct drm_i915_private *dev_priv, int slice, + int subslice, i915_reg_t reg) +{ + uint32_t mcr; + uint32_t ret; + enum forcewake_domains fw_domains; + + fw_domains = intel_uncore_forcewake_for_reg(dev_priv, reg, + FW_REG_READ); + fw_domains |= intel_uncore_forcewake_for_reg(dev_priv, + GEN8_MCR_SELECTOR, + FW_REG_READ | FW_REG_WRITE); + + spin_lock_irq(&dev_priv->uncore.lock); + intel_uncore_forcewake_get__locked(dev_priv, fw_domains); + + mcr = I915_READ_FW(GEN8_MCR_SELECTOR); + /* + * The HW expects the slice and sublice selectors to be reset to 0 + * after reading out the registers. + */ + WARN_ON_ONCE(mcr & (GEN8_MCR_SLICE_MASK | GEN8_MCR_SUBSLICE_MASK)); + mcr &= ~(GEN8_MCR_SLICE_MASK | GEN8_MCR_SUBSLICE_MASK); + mcr |= GEN8_MCR_SLICE(slice) | GEN8_MCR_SUBSLICE(subslice); + I915_WRITE_FW(GEN8_MCR_SELECTOR, mcr); + + ret = I915_READ_FW(reg); + + mcr &= ~(GEN8_MCR_SLICE_MASK | GEN8_MCR_SUBSLICE_MASK); + I915_WRITE_FW(GEN8_MCR_SELECTOR, mcr); + + intel_uncore_forcewake_put__locked(dev_priv, fw_domains); + spin_unlock_irq(&dev_priv->uncore.lock); + + return ret; +} + +/* NB: please notice the memset */ +void intel_engine_get_instdone(struct intel_engine_cs *engine, + struct intel_instdone *instdone) +{ + struct drm_i915_private *dev_priv = engine->i915; + u32 mmio_base = engine->mmio_base; + int slice; + int subslice; + + memset(instdone, 0, sizeof(*instdone)); + + switch (INTEL_GEN(dev_priv)) { + default: + instdone->instdone = I915_READ(RING_INSTDONE(mmio_base)); + + if (engine->id != RCS) + break; + + instdone->slice_common = I915_READ(GEN7_SC_INSTDONE); + for_each_instdone_slice_subslice(dev_priv, slice, subslice) { + instdone->sampler[slice][subslice] = + read_subslice_reg(dev_priv, slice, subslice, + GEN7_SAMPLER_INSTDONE); + instdone->row[slice][subslice] = + read_subslice_reg(dev_priv, slice, subslice, + GEN7_ROW_INSTDONE); + } + break; + case 7: + instdone->instdone = I915_READ(RING_INSTDONE(mmio_base)); + + if (engine->id != RCS) + break; + + instdone->slice_common = I915_READ(GEN7_SC_INSTDONE); + instdone->sampler[0][0] = I915_READ(GEN7_SAMPLER_INSTDONE); + instdone->row[0][0] = I915_READ(GEN7_ROW_INSTDONE); + + break; + case 6: + case 5: + case 4: + instdone->instdone = I915_READ(RING_INSTDONE(mmio_base)); + + if (engine->id == RCS) + /* HACK: Using the wrong struct member */ + instdone->slice_common = I915_READ(GEN4_INSTDONE1); + break; + case 3: + case 2: + instdone->instdone = I915_READ(GEN2_INSTDONE); + break; + } +} diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index 124f4646958d..36eff9765cc2 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -550,6 +550,9 @@ static inline u32 intel_engine_get_seqno(struct intel_engine_cs *engine) int init_workarounds_ring(struct intel_engine_cs *engine); +void intel_engine_get_instdone(struct intel_engine_cs *engine, + struct intel_instdone *instdone); + /* * Arbitrary size for largest possible 'add request' sequence. The code paths * are complex and variable. Empirical measurement shows that the worst case -- cgit v1.2.3 From 98a2f411671fe08612ff0ef977136253606a6ef7 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 12 Oct 2016 10:05:18 +0100 Subject: drm/i915: Allow disabling error capture We currently capture the GPU state after we detect a hang. This is vital for us to both triage and debug hangs in the wild (post-mortem debugging). However, it comes at the cost of running some potentially dangerous code (since it has to make very few assumption about the state of the driver) that is quite resource intensive. This patch introduces both a method to disable error capture at runtime (for users who hit bugs at runtime and need a workaround) and to disable error capture at compiletime (for realtime users who want to minimise any possible latency, and never require error capture, saving ~30k of code). The cost is that we now have to be wary of (and test!) a kconfig flag and a module parameter. The effect of the module parameter is easy to verify through code inspection and runtime testing, but a kconfig flag needs regular compile checking. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Acked-by: Jani Nikula Acked-by: Daniel Vetter gpu_error.first_error)) return; diff --git a/drivers/gpu/drm/i915/i915_params.c b/drivers/gpu/drm/i915/i915_params.c index 768ad89d9cd4..629e4334719c 100644 --- a/drivers/gpu/drm/i915/i915_params.c +++ b/drivers/gpu/drm/i915/i915_params.c @@ -47,6 +47,7 @@ struct i915_params i915 __read_mostly = { .load_detect_test = 0, .force_reset_modeset_test = 0, .reset = true, + .error_capture = true, .invert_brightness = 0, .disable_display = 0, .enable_cmd_parser = 1, @@ -115,6 +116,14 @@ MODULE_PARM_DESC(vbt_sdvo_panel_type, module_param_named_unsafe(reset, i915.reset, bool, 0600); MODULE_PARM_DESC(reset, "Attempt GPU resets (default: true)"); +#if IS_ENABLED(CONFIG_DRM_I915_CAPTURE_ERROR) +module_param_named(error_capture, i915.error_capture, bool, 0600); +MODULE_PARM_DESC(error_capture, + "Record the GPU state following a hang. " + "This information in /sys/class/drm/card/error is vital for " + "triaging and debugging hangs."); +#endif + module_param_named_unsafe(enable_hangcheck, i915.enable_hangcheck, bool, 0644); MODULE_PARM_DESC(enable_hangcheck, "Periodically check GPU activity for detecting hangs. " diff --git a/drivers/gpu/drm/i915/i915_params.h b/drivers/gpu/drm/i915/i915_params.h index 3a0dd78ddb38..94efc899c1ef 100644 --- a/drivers/gpu/drm/i915/i915_params.h +++ b/drivers/gpu/drm/i915/i915_params.h @@ -59,6 +59,7 @@ struct i915_params { bool load_detect_test; bool force_reset_modeset_test; bool reset; + bool error_capture; bool disable_display; bool verbose_state_checks; bool nuclear_pageflip; diff --git a/drivers/gpu/drm/i915/i915_sysfs.c b/drivers/gpu/drm/i915/i915_sysfs.c index 1012eeea1324..47590ab08d7e 100644 --- a/drivers/gpu/drm/i915/i915_sysfs.c +++ b/drivers/gpu/drm/i915/i915_sysfs.c @@ -514,6 +514,8 @@ static const struct attribute *vlv_attrs[] = { NULL, }; +#if IS_ENABLED(CONFIG_DRM_I915_CAPTURE_ERROR) + static ssize_t error_state_read(struct file *filp, struct kobject *kobj, struct bin_attribute *attr, char *buf, loff_t off, size_t count) @@ -571,6 +573,21 @@ static struct bin_attribute error_state_attr = { .write = error_state_write, }; +static void i915_setup_error_capture(struct device *kdev) +{ + if (sysfs_create_bin_file(&kdev->kobj, &error_state_attr)) + DRM_ERROR("error_state sysfs setup failed\n"); +} + +static void i915_teardown_error_capture(struct device *kdev) +{ + sysfs_remove_bin_file(&kdev->kobj, &error_state_attr); +} +#else +static void i915_setup_error_capture(struct device *kdev) {} +static void i915_teardown_error_capture(struct device *kdev) {} +#endif + void i915_setup_sysfs(struct drm_i915_private *dev_priv) { struct device *kdev = dev_priv->drm.primary->kdev; @@ -617,17 +634,15 @@ void i915_setup_sysfs(struct drm_i915_private *dev_priv) if (ret) DRM_ERROR("RPS sysfs setup failed\n"); - ret = sysfs_create_bin_file(&kdev->kobj, - &error_state_attr); - if (ret) - DRM_ERROR("error_state sysfs setup failed\n"); + i915_setup_error_capture(kdev); } void i915_teardown_sysfs(struct drm_i915_private *dev_priv) { struct device *kdev = dev_priv->drm.primary->kdev; - sysfs_remove_bin_file(&kdev->kobj, &error_state_attr); + i915_teardown_error_capture(kdev); + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) sysfs_remove_files(&kdev->kobj, vlv_attrs); else diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index e4bdd3a6a6e3..cfcb03f82016 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -17097,6 +17097,8 @@ int intel_modeset_vga_set_state(struct drm_device *dev, bool state) return 0; } +#if IS_ENABLED(CONFIG_DRM_I915_CAPTURE_ERROR) + struct intel_display_error_state { u32 power_well_driver; @@ -17279,3 +17281,5 @@ intel_display_print_error_state(struct drm_i915_error_state_buf *m, err_printf(m, " VSYNC: %08x\n", error->transcoder[i].vsync); } } + +#endif diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c index a24bc8c7889f..8c411bfc3b3f 100644 --- a/drivers/gpu/drm/i915/intel_overlay.c +++ b/drivers/gpu/drm/i915/intel_overlay.c @@ -1470,6 +1470,8 @@ void intel_cleanup_overlay(struct drm_i915_private *dev_priv) kfree(dev_priv->overlay); } +#if IS_ENABLED(CONFIG_DRM_I915_CAPTURE_ERROR) + struct intel_overlay_error_state { struct overlay_registers regs; unsigned long base; @@ -1587,3 +1589,5 @@ intel_overlay_print_error_state(struct drm_i915_error_state_buf *m, P(UVSCALEV); #undef P } + +#endif -- cgit v1.2.3 From 9f267eb8d2ea0a87f694da3f236067335e8cb7b9 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 12 Oct 2016 10:05:19 +0100 Subject: drm/i915: Stop the machine whilst capturing the GPU crash dump The error state is purposefully racy as we expect it to be called at any time and so have avoided any locking whilst capturing the crash dump. However, with multi-engine GPUs and multiple CPUs, those races can manifest into OOPSes as we attempt to chase dangling pointers freed on other CPUs. Under discussion are lots of ways to slow down normal operation in order to protect the post-mortem error capture, but what it we take the opposite approach and freeze the machine whilst the error capture runs (note the GPU may still running, but as long as we don't process any of the results the driver's bookkeeping will be static). Note that by of itself, this is not a complete fix. It also depends on the compiler barriers in list_add/list_del to prevent traversing the lists into the void. We also depend that we only require state from carefully controlled sources - i.e. all the state we require for post-mortem debugging should be reachable from the request itself so that we only have to worry about retrieving the request carefully. Once we have the request, we know that all pointers from it are intact. v2: Avoid drm_clflush_pages() inside stop_machine() as it may use stop_machine() itself for its wbinvd fallback. Signed-off-by: Chris Wilson Acked-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/20161012090522.367-3-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/Kconfig | 1 + drivers/gpu/drm/i915/i915_drv.h | 2 ++ drivers/gpu/drm/i915/i915_gpu_error.c | 46 +++++++++++++++++++++-------------- 3 files changed, 31 insertions(+), 18 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig index 8844b99bd760..3eff42e4a441 100644 --- a/drivers/gpu/drm/i915/Kconfig +++ b/drivers/gpu/drm/i915/Kconfig @@ -4,6 +4,7 @@ config DRM_I915 depends on X86 && PCI select INTEL_GTT select INTERVAL_TREE + select STOP_MACHINE # we need shmfs for the swappable backing store, and in particular # the shmem_readpage() which depends upon tmpfs select SHMEM diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 380590b30bbf..4199e8aa436a 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -746,6 +746,8 @@ struct drm_i915_error_state { struct kref ref; struct timeval time; + struct drm_i915_private *i915; + char error_msg[128]; bool simulated; int iommu; diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index c88c0d192a60..159d6d7e0cee 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -28,6 +28,7 @@ */ #include +#include #include "i915_drv.h" static const char *engine_str(int engine) @@ -744,14 +745,12 @@ i915_error_object_create(struct drm_i915_private *dev_priv, dst->page_count = num_pages; while (num_pages--) { - unsigned long flags; void *d; d = kmalloc(PAGE_SIZE, GFP_ATOMIC); if (d == NULL) goto unwind; - local_irq_save(flags); if (use_ggtt) { void __iomem *s; @@ -770,15 +769,10 @@ i915_error_object_create(struct drm_i915_private *dev_priv, page = i915_gem_object_get_page(src, i); - drm_clflush_pages(&page, 1); - s = kmap_atomic(page); memcpy(d, s, PAGE_SIZE); kunmap_atomic(s); - - drm_clflush_pages(&page, 1); } - local_irq_restore(flags); dst->pages[i++] = d; reloc_offset += PAGE_SIZE; @@ -1447,6 +1441,31 @@ static void i915_capture_gen_state(struct drm_i915_private *dev_priv, sizeof(error->device_info)); } +static int capture(void *data) +{ + struct drm_i915_error_state *error = data; + + /* Ensure that what we readback from memory matches what the GPU sees */ + wbinvd(); + + i915_capture_gen_state(error->i915, error); + i915_capture_reg_state(error->i915, error); + i915_gem_record_fences(error->i915, error); + i915_gem_record_rings(error->i915, error); + i915_capture_active_buffers(error->i915, error); + i915_capture_pinned_buffers(error->i915, error); + + do_gettimeofday(&error->time); + + error->overlay = intel_overlay_capture_error_state(error->i915); + error->display = intel_display_capture_error_state(error->i915); + + /* And make sure we don't leave trash in the CPU cache */ + wbinvd(); + + return 0; +} + /** * i915_capture_error_state - capture an error record for later analysis * @dev: drm device @@ -1478,18 +1497,9 @@ void i915_capture_error_state(struct drm_i915_private *dev_priv, } kref_init(&error->ref); + error->i915 = dev_priv; - i915_capture_gen_state(dev_priv, error); - i915_capture_reg_state(dev_priv, error); - i915_gem_record_fences(dev_priv, error); - i915_gem_record_rings(dev_priv, error); - i915_capture_active_buffers(dev_priv, error); - i915_capture_pinned_buffers(dev_priv, error); - - do_gettimeofday(&error->time); - - error->overlay = intel_overlay_capture_error_state(dev_priv); - error->display = intel_display_capture_error_state(dev_priv); + stop_machine(capture, error, NULL); i915_error_capture_msg(dev_priv, error, engine_mask, error_msg); DRM_INFO("%s\n", error->error_msg); -- cgit v1.2.3 From 95374d759ac795c33ad4fd6f684bc5a5e280e7a4 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 12 Oct 2016 10:05:20 +0100 Subject: drm/i915: Always use the GTT for error capture Since the GTT provides universal access to any GPU page, we can use it to reduce our plethora of read methods to just one. It also has the important characteristic of being exactly what the GPU sees - if there are incoherency problems, seeing the batch as executed (rather than as trapped inside the cpu cache) is important. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161012090522.367-4-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem_gtt.c | 43 ++++++++---- drivers/gpu/drm/i915/i915_gem_gtt.h | 2 + drivers/gpu/drm/i915/i915_gpu_error.c | 120 ++++++++++++---------------------- 3 files changed, 74 insertions(+), 91 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 0bb4232f66bc..2d846aa39ca5 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -2717,6 +2717,7 @@ int i915_gem_init_ggtt(struct drm_i915_private *dev_priv) */ struct i915_ggtt *ggtt = &dev_priv->ggtt; unsigned long hole_start, hole_end; + struct i915_hw_ppgtt *ppgtt; struct drm_mm_node *entry; int ret; @@ -2724,6 +2725,15 @@ int i915_gem_init_ggtt(struct drm_i915_private *dev_priv) if (ret) return ret; + /* Reserve a mappable slot for our lockless error capture */ + ret = drm_mm_insert_node_in_range_generic(&ggtt->base.mm, + &ggtt->error_capture, + 4096, 0, -1, + 0, ggtt->mappable_end, + 0, 0); + if (ret) + return ret; + /* Clear any non-preallocated blocks */ drm_mm_for_each_hole(entry, &ggtt->base.mm, hole_start, hole_end) { DRM_DEBUG_KMS("clearing unused GTT space: [%lx, %lx]\n", @@ -2738,25 +2748,21 @@ int i915_gem_init_ggtt(struct drm_i915_private *dev_priv) true); if (USES_PPGTT(dev_priv) && !USES_FULL_PPGTT(dev_priv)) { - struct i915_hw_ppgtt *ppgtt; - ppgtt = kzalloc(sizeof(*ppgtt), GFP_KERNEL); - if (!ppgtt) - return -ENOMEM; + if (!ppgtt) { + ret = -ENOMEM; + goto err; + } ret = __hw_ppgtt_init(ppgtt, dev_priv); - if (ret) { - kfree(ppgtt); - return ret; - } + if (ret) + goto err_ppgtt; - if (ppgtt->base.allocate_va_range) + if (ppgtt->base.allocate_va_range) { ret = ppgtt->base.allocate_va_range(&ppgtt->base, 0, ppgtt->base.total); - if (ret) { - ppgtt->base.cleanup(&ppgtt->base); - kfree(ppgtt); - return ret; + if (ret) + goto err_ppgtt_cleanup; } ppgtt->base.clear_range(&ppgtt->base, @@ -2770,6 +2776,14 @@ int i915_gem_init_ggtt(struct drm_i915_private *dev_priv) } return 0; + +err_ppgtt_cleanup: + ppgtt->base.cleanup(&ppgtt->base); +err_ppgtt: + kfree(ppgtt); +err: + drm_mm_remove_node(&ggtt->error_capture); + return ret; } /** @@ -2788,6 +2802,9 @@ void i915_ggtt_cleanup_hw(struct drm_i915_private *dev_priv) i915_gem_cleanup_stolen(&dev_priv->drm); + if (drm_mm_node_allocated(&ggtt->error_capture)) + drm_mm_remove_node(&ggtt->error_capture); + if (drm_mm_initialized(&ggtt->base.mm)) { intel_vgt_deballoon(dev_priv); diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h index ec78be2f8c77..bd93fb8f99d2 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.h +++ b/drivers/gpu/drm/i915/i915_gem_gtt.h @@ -450,6 +450,8 @@ struct i915_ggtt { bool do_idle_maps; int mtrr; + + struct drm_mm_node error_capture; }; struct i915_hw_ppgtt { diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 159d6d7e0cee..b3b2e6c1c6c6 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -656,7 +656,7 @@ static void i915_error_object_free(struct drm_i915_error_object *obj) return; for (page = 0; page < obj->page_count; page++) - kfree(obj->pages[page]); + free_page((unsigned long)obj->pages[page]); kfree(obj); } @@ -693,98 +693,69 @@ static void i915_error_state_free(struct kref *error_ref) kfree(error); } +static int compress_page(void *src, struct drm_i915_error_object *dst) +{ + unsigned long page; + + page = __get_free_page(GFP_ATOMIC | __GFP_NOWARN); + if (!page) + return -ENOMEM; + + dst->pages[dst->page_count++] = (void *)page; + + memcpy((void *)page, src, PAGE_SIZE); + return 0; +} + static struct drm_i915_error_object * -i915_error_object_create(struct drm_i915_private *dev_priv, +i915_error_object_create(struct drm_i915_private *i915, struct i915_vma *vma) { - struct i915_ggtt *ggtt = &dev_priv->ggtt; - struct drm_i915_gem_object *src; + struct i915_ggtt *ggtt = &i915->ggtt; + const u64 slot = ggtt->error_capture.start; struct drm_i915_error_object *dst; - int num_pages; - bool use_ggtt; - int i = 0; - u64 reloc_offset; + unsigned long num_pages; + struct sgt_iter iter; + dma_addr_t dma; if (!vma) return NULL; - src = vma->obj; - if (!src->pages) - return NULL; - - num_pages = src->base.size >> PAGE_SHIFT; - - dst = kmalloc(sizeof(*dst) + num_pages * sizeof(u32 *), GFP_ATOMIC); + num_pages = min_t(u64, vma->size, vma->obj->base.size) >> PAGE_SHIFT; + dst = kmalloc(sizeof(*dst) + num_pages * sizeof(u32 *), + GFP_ATOMIC | __GFP_NOWARN); if (!dst) return NULL; dst->gtt_offset = vma->node.start; dst->gtt_size = vma->node.size; + dst->page_count = 0; - reloc_offset = dst->gtt_offset; - use_ggtt = (src->cache_level == I915_CACHE_NONE && - (vma->flags & I915_VMA_GLOBAL_BIND) && - reloc_offset + num_pages * PAGE_SIZE <= ggtt->mappable_end); - - /* Cannot access stolen address directly, try to use the aperture */ - if (src->stolen) { - use_ggtt = true; - - if (!(vma->flags & I915_VMA_GLOBAL_BIND)) - goto unwind; - - reloc_offset = vma->node.start; - if (reloc_offset + num_pages * PAGE_SIZE > ggtt->mappable_end) - goto unwind; - } + for_each_sgt_dma(dma, iter, vma->pages) { + void __iomem *s; + int ret; - /* Cannot access snooped pages through the aperture */ - if (use_ggtt && src->cache_level != I915_CACHE_NONE && - !HAS_LLC(dev_priv)) - goto unwind; + ggtt->base.insert_page(&ggtt->base, dma, slot, + I915_CACHE_NONE, 0); - dst->page_count = num_pages; - while (num_pages--) { - void *d; + s = io_mapping_map_atomic_wc(&ggtt->mappable, slot); + ret = compress_page((void * __force)s, dst); + io_mapping_unmap_atomic(s); - d = kmalloc(PAGE_SIZE, GFP_ATOMIC); - if (d == NULL) + if (ret) goto unwind; - - if (use_ggtt) { - void __iomem *s; - - /* Simply ignore tiling or any overlapping fence. - * It's part of the error state, and this hopefully - * captures what the GPU read. - */ - - s = io_mapping_map_atomic_wc(&ggtt->mappable, - reloc_offset); - memcpy_fromio(d, s, PAGE_SIZE); - io_mapping_unmap_atomic(s); - } else { - struct page *page; - void *s; - - page = i915_gem_object_get_page(src, i); - - s = kmap_atomic(page); - memcpy(d, s, PAGE_SIZE); - kunmap_atomic(s); - } - - dst->pages[i++] = d; - reloc_offset += PAGE_SIZE; } - - return dst; + goto out; unwind: - while (i--) - kfree(dst->pages[i]); + while (dst->page_count--) + free_page((unsigned long)dst->pages[dst->page_count]); kfree(dst); - return NULL; + dst = NULL; + +out: + ggtt->base.clear_range(&ggtt->base, slot, PAGE_SIZE, true); + return dst; } /* The error capture is special as tries to run underneath the normal @@ -1445,9 +1416,6 @@ static int capture(void *data) { struct drm_i915_error_state *error = data; - /* Ensure that what we readback from memory matches what the GPU sees */ - wbinvd(); - i915_capture_gen_state(error->i915, error); i915_capture_reg_state(error->i915, error); i915_gem_record_fences(error->i915, error); @@ -1460,9 +1428,6 @@ static int capture(void *data) error->overlay = intel_overlay_capture_error_state(error->i915); error->display = intel_display_capture_error_state(error->i915); - /* And make sure we don't leave trash in the CPU cache */ - wbinvd(); - return 0; } @@ -1539,7 +1504,6 @@ void i915_error_state_get(struct drm_device *dev, if (error_priv->error) kref_get(&error_priv->error->ref); spin_unlock_irq(&dev_priv->gpu_error.lock); - } void i915_error_state_put(struct i915_error_state_file_priv *error_priv) -- cgit v1.2.3 From fc4c79c37e822719cab447a448af0b48f4a52418 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 12 Oct 2016 10:05:21 +0100 Subject: drm/i915: Consolidate error object printing Leave all the pretty printing to userspace and simplify the error capture to only have a single common object printer. It makes the kernel code more compact, and the refactoring allows us to apply more complex transformations like compressing the output. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161012090522.367-5-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gpu_error.c | 100 +++++++++------------------------- 1 file changed, 25 insertions(+), 75 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index b3b2e6c1c6c6..22bd2187ea37 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -341,10 +341,22 @@ void i915_error_printf(struct drm_i915_error_state_buf *e, const char *f, ...) } static void print_error_obj(struct drm_i915_error_state_buf *m, + struct intel_engine_cs *engine, + const char *name, struct drm_i915_error_object *obj) { int page, offset, elt; + if (!obj) + return; + + if (name) { + err_printf(m, "%s --- %s = 0x%08x %08x\n", + engine ? engine->name : "global", name, + upper_32_bits(obj->gtt_offset), + lower_32_bits(obj->gtt_offset)); + } + for (page = offset = 0; page < obj->page_count; page++) { for (elt = 0; elt < PAGE_SIZE/4; elt++) { err_printf(m, "%08x : %08x\n", offset, @@ -370,8 +382,8 @@ int i915_error_state_to_str(struct drm_i915_error_state_buf *m, struct pci_dev *pdev = dev_priv->drm.pdev; struct drm_i915_error_state *error = error_priv->error; struct drm_i915_error_object *obj; - int i, j, offset, elt; int max_hangcheck_score; + int i, j; if (!error) { err_printf(m, "no error state collected\n"); @@ -491,15 +503,7 @@ int i915_error_state_to_str(struct drm_i915_error_state_buf *m, err_printf(m, " --- gtt_offset = 0x%08x %08x\n", upper_32_bits(obj->gtt_offset), lower_32_bits(obj->gtt_offset)); - print_error_obj(m, obj); - } - - obj = ee->wa_batchbuffer; - if (obj) { - err_printf(m, "%s (w/a) --- gtt_offset = 0x%08x\n", - dev_priv->engine[i].name, - lower_32_bits(obj->gtt_offset)); - print_error_obj(m, obj); + print_error_obj(m, &dev_priv->engine[i], NULL, obj); } if (ee->num_requests) { @@ -531,77 +535,23 @@ int i915_error_state_to_str(struct drm_i915_error_state_buf *m, } } - if ((obj = ee->ringbuffer)) { - err_printf(m, "%s --- ringbuffer = 0x%08x\n", - dev_priv->engine[i].name, - lower_32_bits(obj->gtt_offset)); - print_error_obj(m, obj); - } + print_error_obj(m, &dev_priv->engine[i], + "ringbuffer", ee->ringbuffer); - if ((obj = ee->hws_page)) { - u64 hws_offset = obj->gtt_offset; - u32 *hws_page = &obj->pages[0][0]; + print_error_obj(m, &dev_priv->engine[i], + "HW Status", ee->hws_page); - if (i915.enable_execlists) { - hws_offset += LRC_PPHWSP_PN * PAGE_SIZE; - hws_page = &obj->pages[LRC_PPHWSP_PN][0]; - } - err_printf(m, "%s --- HW Status = 0x%08llx\n", - dev_priv->engine[i].name, hws_offset); - offset = 0; - for (elt = 0; elt < PAGE_SIZE/16; elt += 4) { - err_printf(m, "[%04x] %08x %08x %08x %08x\n", - offset, - hws_page[elt], - hws_page[elt+1], - hws_page[elt+2], - hws_page[elt+3]); - offset += 16; - } - } + print_error_obj(m, &dev_priv->engine[i], + "HW context", ee->ctx); - obj = ee->wa_ctx; - if (obj) { - u64 wa_ctx_offset = obj->gtt_offset; - u32 *wa_ctx_page = &obj->pages[0][0]; - struct intel_engine_cs *engine = &dev_priv->engine[RCS]; - u32 wa_ctx_size = (engine->wa_ctx.indirect_ctx.size + - engine->wa_ctx.per_ctx.size); - - err_printf(m, "%s --- WA ctx batch buffer = 0x%08llx\n", - dev_priv->engine[i].name, wa_ctx_offset); - offset = 0; - for (elt = 0; elt < wa_ctx_size; elt += 4) { - err_printf(m, "[%04x] %08x %08x %08x %08x\n", - offset, - wa_ctx_page[elt + 0], - wa_ctx_page[elt + 1], - wa_ctx_page[elt + 2], - wa_ctx_page[elt + 3]); - offset += 16; - } - } + print_error_obj(m, &dev_priv->engine[i], + "WA context", ee->wa_ctx); - if ((obj = ee->ctx)) { - err_printf(m, "%s --- HW Context = 0x%08x\n", - dev_priv->engine[i].name, - lower_32_bits(obj->gtt_offset)); - print_error_obj(m, obj); - } + print_error_obj(m, &dev_priv->engine[i], + "WA batchbuffer", ee->wa_batchbuffer); } - if ((obj = error->semaphore)) { - err_printf(m, "Semaphore page = 0x%08x\n", - lower_32_bits(obj->gtt_offset)); - for (elt = 0; elt < PAGE_SIZE/16; elt += 4) { - err_printf(m, "[%04x] %08x %08x %08x %08x\n", - elt * 4, - obj->pages[0][elt], - obj->pages[0][elt+1], - obj->pages[0][elt+2], - obj->pages[0][elt+3]); - } - } + print_error_obj(m, NULL, "Semaphores", error->semaphore); if (error->overlay) intel_overlay_print_error_state(m, error->overlay); -- cgit v1.2.3 From 0a97015d45ee4d5b1d0b93596e8319c9c2ecdb5b Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 12 Oct 2016 10:05:22 +0100 Subject: drm/i915: Compress GPU objects in error state Our error states are quickly growing, pinning kernel memory with them. The majority of the space is taken up by the error objects. These compress well using zlib and without decode are mostly meaningless, so encoding them does not hinder quickly parsing the error state for familiarity. v2: Make the zlib dependency optional Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161012090522.367-6-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/Kconfig | 12 +++ drivers/gpu/drm/i915/i915_drv.h | 3 +- drivers/gpu/drm/i915/i915_gpu_error.c | 176 ++++++++++++++++++++++++++++++---- 3 files changed, 169 insertions(+), 22 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig index 3eff42e4a441..6aedc96aa412 100644 --- a/drivers/gpu/drm/i915/Kconfig +++ b/drivers/gpu/drm/i915/Kconfig @@ -60,6 +60,18 @@ config DRM_I915_CAPTURE_ERROR If in doubt, say "Y". +config DRM_I915_COMPRESS_ERROR + bool "Compress GPU error state" + depends on DRM_I915_CAPTURE_ERROR + select ZLIB_DEFLATE + default y + help + This option selects ZLIB_DEFLATE if it isn't already + selected and causes any error state captured upon a GPU hang + to be compressed using zlib. + + If in doubt, say "Y". + config DRM_I915_USERPTR bool "Always enable userptr support" depends on DRM_I915 diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 4199e8aa436a..bf397b643cc0 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -820,9 +820,10 @@ struct drm_i915_error_state { struct intel_instdone instdone; struct drm_i915_error_object { - int page_count; u64 gtt_offset; u64 gtt_size; + int page_count; + int unused; u32 *pages[0]; } *ringbuffer, *batchbuffer, *wa_batchbuffer, *ctx, *hws_page; diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 22bd2187ea37..78cc13b9b2a5 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -29,6 +29,7 @@ #include #include +#include #include "i915_drv.h" static const char *engine_str(int engine) @@ -173,6 +174,110 @@ static void i915_error_puts(struct drm_i915_error_state_buf *e, #define err_printf(e, ...) i915_error_printf(e, __VA_ARGS__) #define err_puts(e, s) i915_error_puts(e, s) +#ifdef CONFIG_DRM_I915_COMPRESS_ERROR + +static bool compress_init(struct z_stream_s *zstream) +{ + memset(zstream, 0, sizeof(*zstream)); + + zstream->workspace = + kmalloc(zlib_deflate_workspacesize(MAX_WBITS, MAX_MEM_LEVEL), + GFP_ATOMIC | __GFP_NOWARN); + if (!zstream->workspace) + return false; + + if (zlib_deflateInit(zstream, Z_DEFAULT_COMPRESSION) != Z_OK) { + kfree(zstream->workspace); + return false; + } + + return true; +} + +static int compress_page(struct z_stream_s *zstream, + void *src, + struct drm_i915_error_object *dst) +{ + zstream->next_in = src; + zstream->avail_in = PAGE_SIZE; + + do { + if (zstream->avail_out == 0) { + unsigned long page; + + page = __get_free_page(GFP_ATOMIC | __GFP_NOWARN); + if (!page) + return -ENOMEM; + + dst->pages[dst->page_count++] = (void *)page; + + zstream->next_out = (void *)page; + zstream->avail_out = PAGE_SIZE; + } + + if (zlib_deflate(zstream, Z_SYNC_FLUSH) != Z_OK) + return -EIO; + } while (zstream->avail_in); + + /* Fallback to uncompressed if we increase size? */ + if (0 && zstream->total_out > zstream->total_in) + return -E2BIG; + + return 0; +} + +static void compress_fini(struct z_stream_s *zstream, + struct drm_i915_error_object *dst) +{ + if (dst) { + zlib_deflate(zstream, Z_FINISH); + dst->unused = zstream->avail_out; + } + + zlib_deflateEnd(zstream); + kfree(zstream->workspace); +} + +static void err_compression_marker(struct drm_i915_error_state_buf *m) +{ + err_puts(m, ":"); +} + +#else + +static bool compress_init(struct z_stream_s *zstream) +{ + return true; +} + +static int compress_page(struct z_stream_s *zstream, + void *src, + struct drm_i915_error_object *dst) +{ + unsigned long page; + + page = __get_free_page(GFP_ATOMIC | __GFP_NOWARN); + if (!page) + return -ENOMEM; + + dst->pages[dst->page_count++] = + memcpy((void *)page, src, PAGE_SIZE); + + return 0; +} + +static void compress_fini(struct z_stream_s *zstream, + struct drm_i915_error_object *dst) +{ +} + +static void err_compression_marker(struct drm_i915_error_state_buf *m) +{ + err_puts(m, "~"); +} + +#endif + static void print_error_buffers(struct drm_i915_error_state_buf *m, const char *name, struct drm_i915_error_buffer *err, @@ -340,12 +445,36 @@ void i915_error_printf(struct drm_i915_error_state_buf *e, const char *f, ...) va_end(args); } +static int +ascii85_encode_len(int len) +{ + return DIV_ROUND_UP(len, 4); +} + +static bool +ascii85_encode(u32 in, char *out) +{ + int i; + + if (in == 0) + return false; + + out[5] = '\0'; + for (i = 5; i--; ) { + out[i] = '!' + in % 85; + in /= 85; + } + + return true; +} + static void print_error_obj(struct drm_i915_error_state_buf *m, struct intel_engine_cs *engine, const char *name, struct drm_i915_error_object *obj) { - int page, offset, elt; + char out[6]; + int page; if (!obj) return; @@ -357,13 +486,23 @@ static void print_error_obj(struct drm_i915_error_state_buf *m, lower_32_bits(obj->gtt_offset)); } - for (page = offset = 0; page < obj->page_count; page++) { - for (elt = 0; elt < PAGE_SIZE/4; elt++) { - err_printf(m, "%08x : %08x\n", offset, - obj->pages[page][elt]); - offset += 4; + err_compression_marker(m); + for (page = 0; page < obj->page_count; page++) { + int i, len; + + len = PAGE_SIZE; + if (page == obj->page_count - 1) + len -= obj->unused; + len = ascii85_encode_len(len); + + for (i = 0; i < len; i++) { + if (ascii85_encode(obj->pages[page][i], out)) + err_puts(m, out); + else + err_puts(m, "z"); } } + err_puts(m, "\n"); } static void err_print_capabilities(struct drm_i915_error_state_buf *m, @@ -643,20 +782,6 @@ static void i915_error_state_free(struct kref *error_ref) kfree(error); } -static int compress_page(void *src, struct drm_i915_error_object *dst) -{ - unsigned long page; - - page = __get_free_page(GFP_ATOMIC | __GFP_NOWARN); - if (!page) - return -ENOMEM; - - dst->pages[dst->page_count++] = (void *)page; - - memcpy((void *)page, src, PAGE_SIZE); - return 0; -} - static struct drm_i915_error_object * i915_error_object_create(struct drm_i915_private *i915, struct i915_vma *vma) @@ -664,6 +789,7 @@ i915_error_object_create(struct drm_i915_private *i915, struct i915_ggtt *ggtt = &i915->ggtt; const u64 slot = ggtt->error_capture.start; struct drm_i915_error_object *dst; + struct z_stream_s zstream; unsigned long num_pages; struct sgt_iter iter; dma_addr_t dma; @@ -672,6 +798,7 @@ i915_error_object_create(struct drm_i915_private *i915, return NULL; num_pages = min_t(u64, vma->size, vma->obj->base.size) >> PAGE_SHIFT; + num_pages = DIV_ROUND_UP(10 * num_pages, 8); /* worstcase zlib growth */ dst = kmalloc(sizeof(*dst) + num_pages * sizeof(u32 *), GFP_ATOMIC | __GFP_NOWARN); if (!dst) @@ -680,6 +807,12 @@ i915_error_object_create(struct drm_i915_private *i915, dst->gtt_offset = vma->node.start; dst->gtt_size = vma->node.size; dst->page_count = 0; + dst->unused = 0; + + if (!compress_init(&zstream)) { + kfree(dst); + return NULL; + } for_each_sgt_dma(dma, iter, vma->pages) { void __iomem *s; @@ -689,7 +822,7 @@ i915_error_object_create(struct drm_i915_private *i915, I915_CACHE_NONE, 0); s = io_mapping_map_atomic_wc(&ggtt->mappable, slot); - ret = compress_page((void * __force)s, dst); + ret = compress_page(&zstream, (void __force *)s, dst); io_mapping_unmap_atomic(s); if (ret) @@ -704,6 +837,7 @@ unwind: dst = NULL; out: + compress_fini(&zstream, dst); ggtt->base.clear_range(&ggtt->base, slot, PAGE_SIZE, true); return dst; } -- cgit v1.2.3 From 0fea2ed61e7fc5f31520cf2476f33bdf2d6756ab Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 29 Aug 2016 08:08:24 +0100 Subject: drm/amdgpu: Remove call to reservation_object_test_signaled_rcu before wait MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Since fence_wait_timeout_reservation_object_wait_timeout_rcu() with a timeout of 0 becomes reservation_object_test_signaled_rcu(), we do not need to handle such conversion in the caller. The only challenge are those callers that wish to differentiate the error code between the nonblocking busy check and potentially blocking wait. Signed-off-by: Chris Wilson Cc: Alex Deucher Cc: Christian König Reviewed-by: Daniel Vetter Signed-off-by: Sumit Semwal Link: http://patchwork.freedesktop.org/patch/msgid/20160829070834.22296-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c index a7ea9a3b454e..e0171c75b60c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c @@ -407,10 +407,8 @@ int amdgpu_gem_wait_idle_ioctl(struct drm_device *dev, void *data, return -ENOENT; } robj = gem_to_amdgpu_bo(gobj); - if (timeout == 0) - ret = reservation_object_test_signaled_rcu(robj->tbo.resv, true); - else - ret = reservation_object_wait_timeout_rcu(robj->tbo.resv, true, true, timeout); + ret = reservation_object_wait_timeout_rcu(robj->tbo.resv, true, true, + timeout); /* ret == 0 means not signaled, * ret > 0 means signaled -- cgit v1.2.3 From cd34db4a526c370fa0ca21b046b3a2636c481f56 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 29 Aug 2016 08:08:25 +0100 Subject: drm/etnaviv: Remove manual call to reservation_object_test_signaled_rcu before wait Since fence_wait_timeout_reservation_object_wait_timeout_rcu() with a timeout of 0 becomes reservation_object_test_signaled_rcu(), we do not need to handle such conversion in the caller. The only challenge are those callers that wish to differentiate the error code between the nonblocking busy check and potentially blocking wait. Signed-off-by: Chris Wilson Cc: Lucas Stach Cc: Russell King Cc: Christian Gmeiner Reviewed-by: Daniel Vetter Acked-by: Lucas Stach Signed-off-by: Sumit Semwal Link: http://patchwork.freedesktop.org/patch/msgid/20160829070834.22296-2-chris@chris-wilson.co.uk --- drivers/gpu/drm/etnaviv/etnaviv_gem.c | 24 ++++++++++-------------- 1 file changed, 10 insertions(+), 14 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem.c b/drivers/gpu/drm/etnaviv/etnaviv_gem.c index 5ce3603e6eac..9ffca2478e02 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gem.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gem.c @@ -409,20 +409,16 @@ int etnaviv_gem_cpu_prep(struct drm_gem_object *obj, u32 op, struct etnaviv_gem_object *etnaviv_obj = to_etnaviv_bo(obj); struct drm_device *dev = obj->dev; bool write = !!(op & ETNA_PREP_WRITE); - int ret; - - if (op & ETNA_PREP_NOSYNC) { - if (!reservation_object_test_signaled_rcu(etnaviv_obj->resv, - write)) - return -EBUSY; - } else { - unsigned long remain = etnaviv_timeout_to_jiffies(timeout); - - ret = reservation_object_wait_timeout_rcu(etnaviv_obj->resv, - write, true, remain); - if (ret <= 0) - return ret == 0 ? -ETIMEDOUT : ret; - } + unsigned long remain = + op & ETNA_PREP_NOSYNC ? 0 : etnaviv_timeout_to_jiffies(timeout); + long lret; + + lret = reservation_object_wait_timeout_rcu(etnaviv_obj->resv, + write, true, remain); + if (lret < 0) + return lret; + else if (lret == 0) + return remain == 0 ? -EBUSY : -ETIMEDOUT; if (etnaviv_obj->flags & ETNA_BO_CACHED) { if (!etnaviv_obj->sgt) { -- cgit v1.2.3 From 491d8a1dd8bea5fb8295af006d44b543053e65c2 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 29 Aug 2016 08:08:27 +0100 Subject: drm/nouveau: Remove call to reservation_object_test_signaled_rcu before wait Since fence_wait_timeout_reservation_object_wait_timeout_rcu() with a timeout of 0 becomes reservation_object_test_signaled_rcu(), we do not need to handle such conversion in the caller. The only challenge are those callers that wish to differentiate the error code between the nonblocking busy check and potentially blocking wait. Signed-off-by: Chris Wilson Cc: Ben Skeggs Reviewed-by: Daniel Vetter Signed-off-by: Sumit Semwal Link: http://patchwork.freedesktop.org/patch/msgid/20160829070834.22296-4-chris@chris-wilson.co.uk --- drivers/gpu/drm/nouveau/nouveau_gem.c | 21 +++++++++------------ 1 file changed, 9 insertions(+), 12 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c index 72e2399bce39..0bd7164bc817 100644 --- a/drivers/gpu/drm/nouveau/nouveau_gem.c +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c @@ -861,6 +861,7 @@ nouveau_gem_ioctl_cpu_prep(struct drm_device *dev, void *data, struct nouveau_bo *nvbo; bool no_wait = !!(req->flags & NOUVEAU_GEM_CPU_PREP_NOWAIT); bool write = !!(req->flags & NOUVEAU_GEM_CPU_PREP_WRITE); + long lret; int ret; gem = drm_gem_object_lookup(file_priv, req->handle); @@ -868,19 +869,15 @@ nouveau_gem_ioctl_cpu_prep(struct drm_device *dev, void *data, return -ENOENT; nvbo = nouveau_gem_object(gem); - if (no_wait) - ret = reservation_object_test_signaled_rcu(nvbo->bo.resv, write) ? 0 : -EBUSY; - else { - long lret; + lret = reservation_object_wait_timeout_rcu(nvbo->bo.resv, write, true, + no_wait ? 0 : 30 * HZ); + if (!lret) + ret = -EBUSY; + else if (lret > 0) + ret = 0; + else + ret = lret; - lret = reservation_object_wait_timeout_rcu(nvbo->bo.resv, write, true, 30 * HZ); - if (!lret) - ret = -EBUSY; - else if (lret > 0) - ret = 0; - else - ret = lret; - } nouveau_bo_sync_for_cpu(nvbo); drm_gem_object_unreference_unlocked(gem); -- cgit v1.2.3 From 998a7aa1bdeb10e06e4ac7bff533145339fa1256 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 29 Aug 2016 08:08:28 +0100 Subject: drm/vmwgfx: Remove call to reservation_object_test_signaled_rcu before wait Since fence_wait_timeout_reservation_object_wait_timeout_rcu() with a timeout of 0 becomes reservation_object_test_signaled_rcu(), we do not need to handle such conversion in the caller. The only challenge are those callers that wish to differentiate the error code between the nonblocking busy check and potentially blocking wait. Signed-off-by: Chris Wilson Cc: Sinclair Yeh Cc: Thomas Hellstrom Reviewed-by: Sinclair Yeh Reviewed-by: Daniel Vetter Signed-off-by: Sumit Semwal Link: http://patchwork.freedesktop.org/patch/msgid/20160829070834.22296-5-chris@chris-wilson.co.uk --- drivers/gpu/drm/vmwgfx/vmwgfx_resource.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c index 6a328d507a28..1a85fb2d4dc6 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c @@ -574,10 +574,8 @@ static int vmw_user_dmabuf_synccpu_grab(struct vmw_user_dma_buffer *user_bo, bool nonblock = !!(flags & drm_vmw_synccpu_dontblock); long lret; - if (nonblock) - return reservation_object_test_signaled_rcu(bo->resv, true) ? 0 : -EBUSY; - - lret = reservation_object_wait_timeout_rcu(bo->resv, true, true, MAX_SCHEDULE_TIMEOUT); + lret = reservation_object_wait_timeout_rcu(bo->resv, true, true, + nonblock ? 0 : MAX_SCHEDULE_TIMEOUT); if (!lret) return -EBUSY; else if (lret < 0) -- cgit v1.2.3 From fedf54132d2410c3949036e3f611ab8dd9dbe89e Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 29 Aug 2016 08:08:30 +0100 Subject: dma-buf: Restart reservation_object_get_fences_rcu() after writes MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit In order to be completely generic, we have to double check the read seqlock after acquiring a reference to the fence. If the driver is allocating fences from a SLAB_DESTROY_BY_RCU, or similar freelist, then within an RCU grace period a fence may be freed and reallocated. The RCU read side critical section does not prevent this reallocation, instead we have to inspect the reservation's seqlock to double check if the fences have been reassigned as we were acquiring our reference. Signed-off-by: Chris Wilson Cc: Daniel Vetter Cc: Maarten Lankhorst Cc: Christian König Cc: Alex Deucher Cc: Sumit Semwal Cc: linux-media@vger.kernel.org Cc: dri-devel@lists.freedesktop.org Cc: linaro-mm-sig@lists.linaro.org Reviewed-by: Daniel Vetter Signed-off-by: Sumit Semwal Link: http://patchwork.freedesktop.org/patch/msgid/20160829070834.22296-7-chris@chris-wilson.co.uk --- drivers/dma-buf/reservation.c | 71 +++++++++++++++++++------------------------ 1 file changed, 31 insertions(+), 40 deletions(-) (limited to 'drivers') diff --git a/drivers/dma-buf/reservation.c b/drivers/dma-buf/reservation.c index 723d8af988e5..ba3e25dab95b 100644 --- a/drivers/dma-buf/reservation.c +++ b/drivers/dma-buf/reservation.c @@ -280,18 +280,24 @@ int reservation_object_get_fences_rcu(struct reservation_object *obj, unsigned *pshared_count, struct fence ***pshared) { - unsigned shared_count = 0; - unsigned retry = 1; - struct fence **shared = NULL, *fence_excl = NULL; - int ret = 0; + struct fence **shared = NULL; + struct fence *fence_excl; + unsigned int shared_count; + int ret = 1; - while (retry) { + do { struct reservation_object_list *fobj; unsigned seq; + unsigned int i; - seq = read_seqcount_begin(&obj->seq); + shared_count = i = 0; rcu_read_lock(); + seq = read_seqcount_begin(&obj->seq); + + fence_excl = rcu_dereference(obj->fence_excl); + if (fence_excl && !fence_get_rcu(fence_excl)) + goto unlock; fobj = rcu_dereference(obj->fence); if (fobj) { @@ -309,52 +315,37 @@ int reservation_object_get_fences_rcu(struct reservation_object *obj, } ret = -ENOMEM; - shared_count = 0; break; } shared = nshared; - memcpy(shared, fobj->shared, sz); shared_count = fobj->shared_count; - } else - shared_count = 0; - fence_excl = rcu_dereference(obj->fence_excl); - - retry = read_seqcount_retry(&obj->seq, seq); - if (retry) - goto unlock; - - if (!fence_excl || fence_get_rcu(fence_excl)) { - unsigned i; for (i = 0; i < shared_count; ++i) { - if (fence_get_rcu(shared[i])) - continue; - - /* uh oh, refcount failed, abort and retry */ - while (i--) - fence_put(shared[i]); - - if (fence_excl) { - fence_put(fence_excl); - fence_excl = NULL; - } - - retry = 1; - break; + shared[i] = rcu_dereference(fobj->shared[i]); + if (!fence_get_rcu(shared[i])) + break; } - } else - retry = 1; + } + + if (i != shared_count || read_seqcount_retry(&obj->seq, seq)) { + while (i--) + fence_put(shared[i]); + fence_put(fence_excl); + goto unlock; + } + ret = 0; unlock: rcu_read_unlock(); - } - *pshared_count = shared_count; - if (shared_count) - *pshared = shared; - else { - *pshared = NULL; + } while (ret); + + if (!shared_count) { kfree(shared); + shared = NULL; } + + *pshared_count = shared_count; + *pshared = shared; *pfence_excl = fence_excl; return ret; -- cgit v1.2.3 From 1cec20f0ea0e3bc617aed47e0936f17386c131f9 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 29 Aug 2016 08:08:31 +0100 Subject: dma-buf: Restart reservation_object_wait_timeout_rcu() after writes MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit In order to be completely generic, we have to double check the read seqlock after acquiring a reference to the fence. If the driver is allocating fences from a SLAB_DESTROY_BY_RCU, or similar freelist, then within an RCU grace period a fence may be freed and reallocated. The RCU read side critical section does not prevent this reallocation, instead we have to inspect the reservation's seqlock to double check if the fences have been reassigned as we were acquiring our reference. Signed-off-by: Chris Wilson Cc: Daniel Vetter Cc: Maarten Lankhorst Cc: Christian König Cc: Alex Deucher Cc: Sumit Semwal Cc: linux-media@vger.kernel.org Cc: dri-devel@lists.freedesktop.org Cc: linaro-mm-sig@lists.linaro.org Reviewed-by: Daniel Vetter Signed-off-by: Sumit Semwal Link: http://patchwork.freedesktop.org/patch/msgid/20160829070834.22296-8-chris@chris-wilson.co.uk --- drivers/dma-buf/reservation.c | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) (limited to 'drivers') diff --git a/drivers/dma-buf/reservation.c b/drivers/dma-buf/reservation.c index ba3e25dab95b..648e5d0325f9 100644 --- a/drivers/dma-buf/reservation.c +++ b/drivers/dma-buf/reservation.c @@ -388,9 +388,6 @@ retry: if (fobj) shared_count = fobj->shared_count; - if (read_seqcount_retry(&obj->seq, seq)) - goto unlock_retry; - for (i = 0; i < shared_count; ++i) { struct fence *lfence = rcu_dereference(fobj->shared[i]); @@ -413,9 +410,6 @@ retry: if (!shared_count) { struct fence *fence_excl = rcu_dereference(obj->fence_excl); - if (read_seqcount_retry(&obj->seq, seq)) - goto unlock_retry; - if (fence_excl && !test_bit(FENCE_FLAG_SIGNALED_BIT, &fence_excl->flags)) { if (!fence_get_rcu(fence_excl)) @@ -430,6 +424,11 @@ retry: rcu_read_unlock(); if (fence) { + if (read_seqcount_retry(&obj->seq, seq)) { + fence_put(fence); + goto retry; + } + ret = fence_wait_timeout(fence, intr, ret); fence_put(fence); if (ret > 0 && wait_all && (i + 1 < shared_count)) -- cgit v1.2.3 From b68d8379c28ddfe74b78be9414082f281332d86c Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 29 Aug 2016 08:08:32 +0100 Subject: dma-buf: Restart reservation_object_test_signaled_rcu() after writes MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit In order to be completely generic, we have to double check the read seqlock after acquiring a reference to the fence. If the driver is allocating fences from a SLAB_DESTROY_BY_RCU, or similar freelist, then within an RCU grace period a fence may be freed and reallocated. The RCU read side critical section does not prevent this reallocation, instead we have to inspect the reservation's seqlock to double check if the fences have been reassigned as we were acquiring our reference. Signed-off-by: Chris Wilson Cc: Daniel Vetter Cc: Maarten Lankhorst Cc: Christian König Cc: Alex Deucher Cc: Sumit Semwal Cc: linux-media@vger.kernel.org Cc: dri-devel@lists.freedesktop.org Cc: linaro-mm-sig@lists.linaro.org Reviewed-by: Daniel Vetter Signed-off-by: Sumit Semwal Link: http://patchwork.freedesktop.org/patch/msgid/20160829070834.22296-9-chris@chris-wilson.co.uk --- drivers/dma-buf/reservation.c | 30 ++++++++++-------------------- 1 file changed, 10 insertions(+), 20 deletions(-) (limited to 'drivers') diff --git a/drivers/dma-buf/reservation.c b/drivers/dma-buf/reservation.c index 648e5d0325f9..82de59f7cbbd 100644 --- a/drivers/dma-buf/reservation.c +++ b/drivers/dma-buf/reservation.c @@ -474,12 +474,13 @@ bool reservation_object_test_signaled_rcu(struct reservation_object *obj, bool test_all) { unsigned seq, shared_count; - int ret = true; + int ret; + rcu_read_lock(); retry: + ret = true; shared_count = 0; seq = read_seqcount_begin(&obj->seq); - rcu_read_lock(); if (test_all) { unsigned i; @@ -490,46 +491,35 @@ retry: if (fobj) shared_count = fobj->shared_count; - if (read_seqcount_retry(&obj->seq, seq)) - goto unlock_retry; - for (i = 0; i < shared_count; ++i) { struct fence *fence = rcu_dereference(fobj->shared[i]); ret = reservation_object_test_signaled_single(fence); if (ret < 0) - goto unlock_retry; + goto retry; else if (!ret) break; } - /* - * There could be a read_seqcount_retry here, but nothing cares - * about whether it's the old or newer fence pointers that are - * signaled. That race could still have happened after checking - * read_seqcount_retry. If you care, use ww_mutex_lock. - */ + if (read_seqcount_retry(&obj->seq, seq)) + goto retry; } if (!shared_count) { struct fence *fence_excl = rcu_dereference(obj->fence_excl); - if (read_seqcount_retry(&obj->seq, seq)) - goto unlock_retry; - if (fence_excl) { ret = reservation_object_test_signaled_single( fence_excl); if (ret < 0) - goto unlock_retry; + goto retry; + + if (read_seqcount_retry(&obj->seq, seq)) + goto retry; } } rcu_read_unlock(); return ret; - -unlock_retry: - rcu_read_unlock(); - goto retry; } EXPORT_SYMBOL_GPL(reservation_object_test_signaled_rcu); -- cgit v1.2.3 From 4676dc838b37ed8c6f3da4571cb4a04cbd604801 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 12 Oct 2016 12:48:26 +0100 Subject: drm/i915: Use fence_write() from rpm resume MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit During rpm resume we restore the fences, but we do not have the protection of struct_mutex. This rules out updating the activity tracking on the fences, and requires us to rely on the rpm as the serialisation barrier instead. [ 350.298052] [drm:intel_runtime_resume [i915]] Resuming device [ 350.308606] [ 350.310520] =============================== [ 350.315560] [ INFO: suspicious RCU usage. ] [ 350.320554] 4.8.0-rc8-bsw-rapl+ #3133 Tainted: G U W [ 350.327208] ------------------------------- [ 350.331977] ../drivers/gpu/drm/i915/i915_gem_request.h:371 suspicious rcu_dereference_protected() usage! [ 350.342619] [ 350.342619] other info that might help us debug this: [ 350.342619] [ 350.351593] [ 350.351593] rcu_scheduler_active = 1, debug_locks = 0 [ 350.358952] 3 locks held by Xorg/320: [ 350.363077] #0: (&dev->mode_config.mutex){+.+.+.}, at: [] drm_modeset_lock_all+0x3c/0xd0 [drm] [ 350.375162] #1: (crtc_ww_class_acquire){+.+.+.}, at: [] drm_modeset_lock_all+0x46/0xd0 [drm] [ 350.387022] #2: (crtc_ww_class_mutex){+.+.+.}, at: [] drm_modeset_lock+0x36/0x110 [drm] [ 350.398236] [ 350.398236] stack backtrace: [ 350.403196] CPU: 1 PID: 320 Comm: Xorg Tainted: G U W 4.8.0-rc8-bsw-rapl+ #3133 [ 350.412457] Hardware name: Intel Corporation CHERRYVIEW C0 PLATFORM/Braswell CRB, BIOS BRAS.X64.X088.R00.1510270350 10/27/2015 [ 350.425212] 0000000000000000 ffff8801680a78c8 ffffffff81332187 ffff88016c5c5000 [ 350.433611] 0000000000000001 ffff8801680a78f8 ffffffff810ca6da ffff88016cc8b0f0 [ 350.442012] ffff88016cc80000 ffff88016cc80000 ffff880177ad0000 ffff8801680a7948 [ 350.450409] Call Trace: [ 350.453165] [] dump_stack+0x67/0x90 [ 350.458931] [] lockdep_rcu_suspicious+0xea/0x120 [ 350.466002] [] fence_update+0xbd/0x670 [i915] [ 350.472766] [] i915_gem_restore_fences+0x52/0x70 [i915] [ 350.480496] [] vlv_resume_prepare+0x72/0x570 [i915] [ 350.487839] [] intel_runtime_resume+0x102/0x210 [i915] [ 350.495442] [] pci_pm_runtime_resume+0x7f/0xb0 [ 350.502274] [] ? pci_restore_standard_config+0x40/0x40 [ 350.509883] [] __rpm_callback+0x35/0x70 [ 350.516037] [] ? pci_restore_standard_config+0x40/0x40 [ 350.523646] [] rpm_callback+0x24/0x80 [ 350.529604] [] ? pci_restore_standard_config+0x40/0x40 [ 350.537212] [] rpm_resume+0x4ad/0x740 [ 350.543161] [] __pm_runtime_resume+0x51/0x80 [ 350.549824] [] intel_runtime_pm_get+0x28/0x90 [i915] [ 350.557265] [] intel_display_power_get+0x23/0x50 [i915] [ 350.565001] [] intel_atomic_commit_tail+0xdfd/0x10b0 [i915] [ 350.573106] [] ? drm_atomic_helper_swap_state+0x159/0x300 [drm_kms_helper] [ 350.582659] [] ? _raw_spin_unlock+0x31/0x50 [ 350.589205] [] ? drm_atomic_helper_swap_state+0x159/0x300 [drm_kms_helper] [ 350.598787] [] intel_atomic_commit+0x3b5/0x500 [i915] [ 350.606319] [] ? drm_atomic_set_crtc_for_connector+0xcc/0x100 [drm] [ 350.615209] [] drm_atomic_commit+0x49/0x50 [drm] [ 350.622242] [] drm_atomic_helper_set_config+0x88/0xc0 [drm_kms_helper] [ 350.631419] [] drm_mode_set_config_internal+0x6c/0x120 [drm] [ 350.639623] [] drm_mode_setcrtc+0x22c/0x4d0 [drm] [ 350.646760] [] drm_ioctl+0x209/0x460 [drm] [ 350.653217] [] ? drm_mode_getcrtc+0x150/0x150 [drm] [ 350.660536] [] ? __lock_is_held+0x4a/0x70 [ 350.666885] [] do_vfs_ioctl+0x93/0x6b0 [ 350.672939] [] ? __fget+0x113/0x200 [ 350.678797] [] ? __fget+0x5/0x200 [ 350.684361] [] SyS_ioctl+0x44/0x80 [ 350.690030] [] do_syscall_64+0x5b/0x120 [ 350.696184] [] entry_SYSCALL64_slow_path+0x25/0x25 Note we also have to remember the lesson from commit 4fc788f5ee3d ("drm/i915: Flush delayed fence releases after reset") where we have to flush any changes to the fence on restore. v2: Replace call to release user mmaps with an assertion that they have already been zapped. Fixes: 49ef5294cda2 ("drm/i915: Move fence tracking from object to vma") Reported-by: Ville Syrjälä Signed-off-by: Chris Wilson Cc: Ville Syrjälä Cc: Joonas Lahtinen Cc: Mika Kuoppala Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161012114827.17031-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem_fence.c | 21 +++++++++++++++++++-- 1 file changed, 19 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_fence.c b/drivers/gpu/drm/i915/i915_gem_fence.c index 8df1fa7234e8..2c7ba0ee127c 100644 --- a/drivers/gpu/drm/i915/i915_gem_fence.c +++ b/drivers/gpu/drm/i915/i915_gem_fence.c @@ -290,6 +290,8 @@ i915_vma_put_fence(struct i915_vma *vma) { struct drm_i915_fence_reg *fence = vma->fence; + assert_rpm_wakelock_held(to_i915(vma->vm->dev)); + if (!fence) return 0; @@ -341,6 +343,8 @@ i915_vma_get_fence(struct i915_vma *vma) struct drm_i915_fence_reg *fence; struct i915_vma *set = i915_gem_object_is_tiled(vma->obj) ? vma : NULL; + assert_rpm_wakelock_held(to_i915(vma->vm->dev)); + /* Just update our place in the LRU if our fence is getting reused. */ if (vma->fence) { fence = vma->fence; @@ -371,6 +375,12 @@ void i915_gem_restore_fences(struct drm_device *dev) struct drm_i915_private *dev_priv = to_i915(dev); int i; + /* Note that this may be called outside of struct_mutex, by + * runtime suspend/resume. The barrier we require is enforced by + * rpm itself - all access to fences/GTT are only within an rpm + * wakeref, and to acquire that wakeref you must pass through here. + */ + for (i = 0; i < dev_priv->num_fence_regs; i++) { struct drm_i915_fence_reg *reg = &dev_priv->fence_regs[i]; struct i915_vma *vma = reg->vma; @@ -379,10 +389,17 @@ void i915_gem_restore_fences(struct drm_device *dev) * Commit delayed tiling changes if we have an object still * attached to the fence, otherwise just clear the fence. */ - if (vma && !i915_gem_object_is_tiled(vma->obj)) + if (vma && !i915_gem_object_is_tiled(vma->obj)) { + GEM_BUG_ON(!reg->dirty); + GEM_BUG_ON(vma->obj->fault_mappable); + + list_move(®->link, &dev_priv->mm.fence_list); + vma->fence = NULL; vma = NULL; + } - fence_update(reg, vma); + fence_write(reg, vma); + reg->vma = vma; } } -- cgit v1.2.3 From 8baa1f04b9ed8afe8d2d9f3884b335b1bab984d0 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 12 Oct 2016 12:48:27 +0100 Subject: drm/i915: Update debugfs describe_obj() to show fault-mappable The current meaning of whether an object has a GGTT vma is very ill-defined (and note we don't check for any partials either), it just means that at some point it was in the GGTT but it may not be now. The information we really care about here is whether it is taking up precious mappable aperture space. This is the obj->fault_mappable flag. We have a redundant long form reprinting of this information, so remove that in favour of the compact flag. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161012114827.17031-2-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_debugfs.c | 11 +---------- 1 file changed, 1 insertion(+), 10 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 358663e833d6..2e312e0f2670 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -107,7 +107,7 @@ static char get_tiling_flag(struct drm_i915_gem_object *obj) static char get_global_flag(struct drm_i915_gem_object *obj) { - return i915_gem_object_to_ggtt(obj, NULL) ? 'g' : ' '; + return obj->fault_mappable ? 'g' : ' '; } static char get_pin_mapped_flag(struct drm_i915_gem_object *obj) @@ -186,15 +186,6 @@ describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj) } if (obj->stolen) seq_printf(m, " (stolen: %08llx)", obj->stolen->start); - if (obj->pin_display || obj->fault_mappable) { - char s[3], *t = s; - if (obj->pin_display) - *t++ = 'p'; - if (obj->fault_mappable) - *t++ = 'f'; - *t = '\0'; - seq_printf(m, " (%s mappable)", s); - } engine = i915_gem_active_get_engine(&obj->last_write, &dev_priv->drm.struct_mutex); -- cgit v1.2.3 From 45353ce59b3ec606e0a35386ac04210b1656e829 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 12 Oct 2016 13:48:24 +0100 Subject: drm/i915: Treat a framebuffer reference as an active reference whilst shrinking Treat a framebuffer reference with the same priority as an active reference whilst shrinking. Framebuffers are likely to be reused and typically cost more to migrate to and from GPU memory (on LLC architectures we need to clflush), so defer the temptation to purge them during a kswapd run until we have run out of cheap buffers. Signed-off-by: Chris Wilson Reviewed-by: John Harrison Link: http://patchwork.freedesktop.org/patch/msgid/20161012124824.23521-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem_shrinker.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_shrinker.c b/drivers/gpu/drm/i915/i915_gem_shrinker.c index 1c237d02f30b..de25b6e0a101 100644 --- a/drivers/gpu/drm/i915/i915_gem_shrinker.c +++ b/drivers/gpu/drm/i915/i915_gem_shrinker.c @@ -182,8 +182,9 @@ i915_gem_shrink(struct drm_i915_private *dev_priv, !is_vmalloc_addr(obj->mapping)) continue; - if ((flags & I915_SHRINK_ACTIVE) == 0 && - i915_gem_object_is_active(obj)) + if (!(flags & I915_SHRINK_ACTIVE) && + (i915_gem_object_is_active(obj) || + obj->framebuffer_references)) continue; if (!can_release_pages(obj)) -- cgit v1.2.3 From 024b6a63138c1e6988927f9a90b6b43b8d4fe6f5 Mon Sep 17 00:00:00 2001 From: Shyam Saini Date: Mon, 10 Oct 2016 04:37:16 +0530 Subject: gpu: drm: gma500: Use vma_pages() Replace explicit computation of vma page count by a call to vma_pages() Signed-off-by: Shyam Saini Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1476054436-9378-1-git-send-email-mayhs11saini@gmail.com --- drivers/gpu/drm/gma500/framebuffer.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/gma500/framebuffer.c b/drivers/gpu/drm/gma500/framebuffer.c index 3a44e705db53..0fde8503607c 100644 --- a/drivers/gpu/drm/gma500/framebuffer.c +++ b/drivers/gpu/drm/gma500/framebuffer.c @@ -124,7 +124,7 @@ static int psbfb_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf) unsigned long phys_addr = (unsigned long)dev_priv->stolen_base + psbfb->gtt->offset; - page_num = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT; + page_num = vma_pages(vma); address = (unsigned long)vmf->virtual_address - (vmf->pgoff << PAGE_SHIFT); vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); -- cgit v1.2.3 From 9c9a7f94840f50324c9abab547ad224272c822fa Mon Sep 17 00:00:00 2001 From: Jiang Biao Date: Tue, 11 Oct 2016 14:03:45 +0800 Subject: drm/gma500: remove useless comment Remove useless comment in framebuffer.c. Signed-off-by: Jiang Biao Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1476165825-12137-1-git-send-email-jiang.biao2@zte.com.cn --- drivers/gpu/drm/gma500/framebuffer.c | 1 - 1 file changed, 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/gma500/framebuffer.c b/drivers/gpu/drm/gma500/framebuffer.c index 0fde8503607c..aee2f9733457 100644 --- a/drivers/gpu/drm/gma500/framebuffer.c +++ b/drivers/gpu/drm/gma500/framebuffer.c @@ -298,7 +298,6 @@ static struct drm_framebuffer *psb_framebuffer_create * psbfb_alloc - allocate frame buffer memory * @dev: the DRM device * @aligned_size: space needed - * @force: fall back to GEM buffers if need be * * Allocate the frame buffer. In the usual case we get a GTT range that * is stolen memory backed and life is simple. If there isn't sufficient -- cgit v1.2.3 From 1550333c597a98fc1bb529167ecf22333a3b4b39 Mon Sep 17 00:00:00 2001 From: Jiang Biao Date: Wed, 12 Oct 2016 10:18:19 +0800 Subject: drm/gma500: add comments for new parameters Added comments for new parameters. Signed-off-by: Jiang Biao Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1476238699-25820-1-git-send-email-jiang.biao2@zte.com.cn --- drivers/gpu/drm/gma500/gtt.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/gma500/gtt.c b/drivers/gpu/drm/gma500/gtt.c index 8f69225ce2b4..76aea2e7fb9d 100644 --- a/drivers/gpu/drm/gma500/gtt.c +++ b/drivers/gpu/drm/gma500/gtt.c @@ -76,6 +76,7 @@ static u32 __iomem *psb_gtt_entry(struct drm_device *dev, struct gtt_range *r) * psb_gtt_insert - put an object into the GTT * @dev: our DRM device * @r: our GTT range + * @resume: on resume * * Take our preallocated GTT range and insert the GEM object into * the GTT. This is protected via the gtt mutex which the caller @@ -321,6 +322,7 @@ out: * @len: length (bytes) of address space required * @name: resource name * @backed: resource should be backed by stolen pages + * @align: requested alignment * * Ask the kernel core to find us a suitable range of addresses * to use for a GTT mapping. -- cgit v1.2.3 From f7741aa75e76440f4e9ecfe512feebe9bce33ca8 Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Wed, 12 Oct 2016 09:22:27 +0300 Subject: drm/savage: dereferencing an error pointer A recent cleanup changed the kmalloc() + copy_from_user() to memdup_user() but the error handling wasn't updated so we might call kfree(-EFAULT) and crash. Fixes: a6e3918bcdb1 ('GPU-DRM-Savage: Use memdup_user() rather than duplicating') Signed-off-by: Dan Carpenter Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/20161012062227.GU12841@mwanda --- drivers/gpu/drm/savage/savage_state.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/savage/savage_state.c b/drivers/gpu/drm/savage/savage_state.c index 3dc0d8ff95ec..2db89bed52e8 100644 --- a/drivers/gpu/drm/savage/savage_state.c +++ b/drivers/gpu/drm/savage/savage_state.c @@ -1004,6 +1004,7 @@ int savage_bci_cmdbuf(struct drm_device *dev, void *data, struct drm_file *file_ kvb_addr = memdup_user(cmdbuf->vb_addr, cmdbuf->vb_size); if (IS_ERR(kvb_addr)) { ret = PTR_ERR(kvb_addr); + kvb_addr = NULL; goto done; } cmdbuf->vb_addr = kvb_addr; -- cgit v1.2.3 From 1c777c5d1dcdf8fa0223fcff35fb387b5bb9517a Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Wed, 12 Oct 2016 17:46:37 +0300 Subject: drm/i915/hsw: Fix GPU hang during resume from S3-devices state Currently resuming on HSW from S3 pm_test/devices state leads to an unrecoverable GPU hang. Resetting the GPU during suspend fixes this. For a full S3 cycle this change only means the reset happens earlier (before reaching S3). For S4 the reset will happen now both during the freeze and quiesce phases, which is a benefit since it will guarantee that the GPU is idle before creating and loading the hibernation image. Cc: Mika Kuoppala Cc: Chris Wilson Suggested-by: Chris Wilson Signed-off-by: Imre Deak Reviewed-by: Chris Wilson Link: http://patchwork.freedesktop.org/patch/msgid/1476283597-580-1-git-send-email-imre.deak@intel.com --- drivers/gpu/drm/i915/i915_drv.c | 28 ++-------------------------- drivers/gpu/drm/i915/i915_gem.c | 24 ++++++++++++++++++++++++ 2 files changed, 26 insertions(+), 26 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 89d322215c84..e9b3bfcb347a 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -532,32 +532,6 @@ static const struct vga_switcheroo_client_ops i915_switcheroo_ops = { static void i915_gem_fini(struct drm_device *dev) { - struct drm_i915_private *dev_priv = to_i915(dev); - - /* - * Neither the BIOS, ourselves or any other kernel - * expects the system to be in execlists mode on startup, - * so we need to reset the GPU back to legacy mode. And the only - * known way to disable logical contexts is through a GPU reset. - * - * So in order to leave the system in a known default configuration, - * always reset the GPU upon unload. Afterwards we then clean up the - * GEM state tracking, flushing off the requests and leaving the - * system in a known idle state. - * - * Note that is of the upmost importance that the GPU is idle and - * all stray writes are flushed *before* we dismantle the backing - * storage for the pinned objects. - * - * However, since we are uncertain that reseting the GPU on older - * machines is a good idea, we don't - just in case it leaves the - * machine in an unusable condition. - */ - if (HAS_HW_CONTEXTS(dev)) { - int reset = intel_gpu_reset(dev_priv, ALL_ENGINES); - WARN_ON(reset && reset != -ENODEV); - } - mutex_lock(&dev->struct_mutex); i915_gem_cleanup_engines(dev); i915_gem_context_fini(dev); @@ -636,6 +610,8 @@ static int i915_load_modeset_init(struct drm_device *dev) return 0; cleanup_gem: + if (i915_gem_suspend(dev)) + DRM_ERROR("failed to idle hardware; continuing to unload!\n"); i915_gem_fini(dev); cleanup_irq: intel_guc_fini(dev); diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index fdd496e6c081..830df36ca14c 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -4273,6 +4273,30 @@ int i915_gem_suspend(struct drm_device *dev) */ WARN_ON(dev_priv->gt.awake); + /* + * Neither the BIOS, ourselves or any other kernel + * expects the system to be in execlists mode on startup, + * so we need to reset the GPU back to legacy mode. And the only + * known way to disable logical contexts is through a GPU reset. + * + * So in order to leave the system in a known default configuration, + * always reset the GPU upon unload and suspend. Afterwards we then + * clean up the GEM state tracking, flushing off the requests and + * leaving the system in a known idle state. + * + * Note that is of the upmost importance that the GPU is idle and + * all stray writes are flushed *before* we dismantle the backing + * storage for the pinned objects. + * + * However, since we are uncertain that resetting the GPU on older + * machines is a good idea, we don't - just in case it leaves the + * machine in an unusable condition. + */ + if (HAS_HW_CONTEXTS(dev)) { + int reset = intel_gpu_reset(dev_priv, ALL_ENGINES); + WARN_ON(reset && reset != -ENODEV); + } + return 0; err: -- cgit v1.2.3 From 44a655cae3043453f9dd8076538712d52e2e0ce4 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Thu, 13 Oct 2016 11:09:23 +0100 Subject: drm/i915: Shrink cxsr_latency_table unsigned long is too wide - use smaller types in struct cxsr_latency to save 800-something bytes of .rodata. v2: All data even fits in u16 for even more saving. (Ville Syrjala) v3: Move bitfields to the end of the struct. (Joonas Lahtinen) Signed-off-by: Tvrtko Ursulin Reviewed-by: Joonas Lahtinen --- drivers/gpu/drm/i915/intel_drv.h | 16 ++++++++-------- drivers/gpu/drm/i915/intel_pm.c | 4 ++-- 2 files changed, 10 insertions(+), 10 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index f48e79ae2ac6..1663000023b9 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -807,14 +807,14 @@ struct intel_watermark_params { }; struct cxsr_latency { - int is_desktop; - int is_ddr3; - unsigned long fsb_freq; - unsigned long mem_freq; - unsigned long display_sr; - unsigned long display_hpll_disable; - unsigned long cursor_sr; - unsigned long cursor_hpll_disable; + u16 fsb_freq; + u16 mem_freq; + u16 display_sr; + u16 display_hpll_disable; + u16 cursor_sr; + u16 cursor_hpll_disable; + bool is_desktop : 1; + bool is_ddr3 : 1; }; #define to_intel_atomic_state(x) container_of(x, struct intel_atomic_state, base) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index fe6c1c61c388..6d1d4022dbdb 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -252,8 +252,8 @@ static const struct cxsr_latency cxsr_latency_table[] = { {0, 1, 400, 800, 6042, 36042, 6584, 36584}, /* DDR3-800 SC */ }; -static const struct cxsr_latency *intel_get_cxsr_latency(int is_desktop, - int is_ddr3, +static const struct cxsr_latency *intel_get_cxsr_latency(bool is_desktop, + bool is_ddr3, int fsb, int mem) { -- cgit v1.2.3 From 579627ea1897b7e05d43698db28a579af808000c Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Thu, 13 Oct 2016 11:09:24 +0100 Subject: drm/i915: Shrink sdvo_cmd_names Pack the struct _sdvo_cmd_name to save 736 bytes of .rodata. This is fine since the name pointers are used only for debug. Signed-off-by: Tvrtko Ursulin Reviewed-by: Joonas Lahtinen --- drivers/gpu/drm/i915/intel_sdvo.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index a061b0029797..9f352aac9526 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -307,7 +307,7 @@ static bool intel_sdvo_read_byte(struct intel_sdvo *intel_sdvo, u8 addr, u8 *ch) static const struct _sdvo_cmd_name { u8 cmd; const char *name; -} sdvo_cmd_names[] = { +} __attribute__ ((packed)) sdvo_cmd_names[] = { SDVO_CMD_NAME_ENTRY(SDVO_CMD_RESET), SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_DEVICE_CAPS), SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_FIRMWARE_REV), -- cgit v1.2.3 From ae9400cab1bec3b3981b8fd7ae66c58ae5104551 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Thu, 13 Oct 2016 11:09:25 +0100 Subject: drm/i915: Shrink per-platform watermark configuration MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Use types of more appropriate size in struct intel_watermark_params to save 512 bytes of .rodata. Signed-off-by: Tvrtko Ursulin Acked-by: Ville Syrjälä Reviewed-by: Joonas Lahtinen --- drivers/gpu/drm/i915/intel_drv.h | 10 +++++----- drivers/gpu/drm/i915/intel_pm.c | 4 ++-- 2 files changed, 7 insertions(+), 7 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 1663000023b9..07b93f23b8bf 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -799,11 +799,11 @@ struct intel_plane { }; struct intel_watermark_params { - unsigned long fifo_size; - unsigned long max_wm; - unsigned long default_wm; - unsigned long guard_size; - unsigned long cacheline_size; + u16 fifo_size; + u16 max_wm; + u8 default_wm; + u8 guard_size; + u8 cacheline_size; }; struct cxsr_latency { diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 6d1d4022dbdb..38081387802d 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -775,13 +775,13 @@ static bool g4x_check_srwm(struct drm_device *dev, display_wm, cursor_wm); if (display_wm > display->max_wm) { - DRM_DEBUG_KMS("display watermark is too large(%d/%ld), disabling\n", + DRM_DEBUG_KMS("display watermark is too large(%d/%u), disabling\n", display_wm, display->max_wm); return false; } if (cursor_wm > cursor->max_wm) { - DRM_DEBUG_KMS("cursor watermark is too large(%d/%ld), disabling\n", + DRM_DEBUG_KMS("cursor watermark is too large(%d/%u), disabling\n", cursor_wm, cursor->max_wm); return false; } -- cgit v1.2.3 From db49296ba1e9140f507ab55424e7376d564a0504 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Thu, 13 Oct 2016 11:09:26 +0100 Subject: drm/i915: Shrink TV modes const data Make struct video_levels and struct tv_mode use data types of sufficient width to save approximately one kilobyte in the .rodata section. v2: Do not align struct members. (Jani Nikula, Joonas Lahtinen) Signed-off-by: Tvrtko Ursulin Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/1476353366-13931-1-git-send-email-tvrtko.ursulin@linux.intel.com --- drivers/gpu/drm/i915/intel_tv.c | 46 +++++++++++++++++++++++++---------------- 1 file changed, 28 insertions(+), 18 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c index 3988c45f9e5f..a0301a5dc249 100644 --- a/drivers/gpu/drm/i915/intel_tv.c +++ b/drivers/gpu/drm/i915/intel_tv.c @@ -86,7 +86,8 @@ struct intel_tv { }; struct video_levels { - int blank, black, burst; + u16 blank, black; + u8 burst; }; struct color_conversion { @@ -339,34 +340,43 @@ static const struct video_levels component_levels = { struct tv_mode { const char *name; - int clock; - int refresh; /* in millihertz (for precision) */ + + u32 clock; + u16 refresh; /* in millihertz (for precision) */ u32 oversample; - int hsync_end, hblank_start, hblank_end, htotal; - bool progressive, trilevel_sync, component_only; - int vsync_start_f1, vsync_start_f2, vsync_len; - bool veq_ena; - int veq_start_f1, veq_start_f2, veq_len; - int vi_end_f1, vi_end_f2, nbr_end; - bool burst_ena; - int hburst_start, hburst_len; - int vburst_start_f1, vburst_end_f1; - int vburst_start_f2, vburst_end_f2; - int vburst_start_f3, vburst_end_f3; - int vburst_start_f4, vburst_end_f4; + u8 hsync_end; + u16 hblank_start, hblank_end, htotal; + bool progressive : 1, trilevel_sync : 1, component_only : 1; + u8 vsync_start_f1, vsync_start_f2, vsync_len; + bool veq_ena : 1; + u8 veq_start_f1, veq_start_f2, veq_len; + u8 vi_end_f1, vi_end_f2; + u16 nbr_end; + bool burst_ena : 1; + u8 hburst_start, hburst_len; + u8 vburst_start_f1; + u16 vburst_end_f1; + u8 vburst_start_f2; + u16 vburst_end_f2; + u8 vburst_start_f3; + u16 vburst_end_f3; + u8 vburst_start_f4; + u16 vburst_end_f4; /* * subcarrier programming */ - int dda2_size, dda3_size, dda1_inc, dda2_inc, dda3_inc; + u16 dda2_size, dda3_size; + u8 dda1_inc; + u16 dda2_inc, dda3_inc; u32 sc_reset; - bool pal_burst; + bool pal_burst : 1; /* * blank/black levels */ const struct video_levels *composite_levels, *svideo_levels; const struct color_conversion *composite_color, *svideo_color; const u32 *filter_table; - int max_srcw; + u16 max_srcw; }; -- cgit v1.2.3 From 35ca039e0a45fad3b15834059b4ad6697dbc7484 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Thu, 13 Oct 2016 11:18:14 +0100 Subject: drm/i915: Record the current requests queue for execlists upon hang Mika wanted to know what requests were pending at the time of a hang as we now track which requests we have submitted to the hardware. Signed-off-by: Chris Wilson Cc: Mika Kuoppala Reviewed-by: Mika Kuoppala Link: http://patchwork.freedesktop.org/patch/msgid/20161013101815.26978-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_drv.h | 3 +- drivers/gpu/drm/i915/i915_gpu_error.c | 64 ++++++++++++++++++++++++----------- 2 files changed, 47 insertions(+), 20 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index bf397b643cc0..6360e807c6ba 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -832,10 +832,11 @@ struct drm_i915_error_state { struct drm_i915_error_request { long jiffies; pid_t pid; + u32 context; u32 seqno; u32 head; u32 tail; - } *requests; + } *requests, execlist[2]; struct drm_i915_error_waiter { char comm[TASK_COMM_LEN]; diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 78cc13b9b2a5..026b78c66219 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -363,6 +363,20 @@ static void error_print_instdone(struct drm_i915_error_state_buf *m, ee->instdone.row[slice][subslice]); } +static void error_print_request(struct drm_i915_error_state_buf *m, + const char *prefix, + struct drm_i915_error_request *erq) +{ + if (!erq->seqno) + return; + + err_printf(m, "%s pid %d, seqno %8x:%08x, emitted %dms ago, head %08x, tail %08x\n", + prefix, erq->pid, + erq->context, erq->seqno, + jiffies_to_msecs(jiffies - erq->jiffies), + erq->head, erq->tail); +} + static void error_print_engine(struct drm_i915_error_state_buf *m, struct drm_i915_error_engine *ee) { @@ -434,6 +448,8 @@ static void error_print_engine(struct drm_i915_error_state_buf *m, err_printf(m, " hangcheck: %s [%d]\n", hangcheck_action_to_str(ee->hangcheck_action), ee->hangcheck_score); + error_print_request(m, " ELSP[0]: ", &ee->execlist[0]); + error_print_request(m, " ELSP[1]: ", &ee->execlist[1]); } void i915_error_printf(struct drm_i915_error_state_buf *e, const char *f, ...) @@ -649,14 +665,8 @@ int i915_error_state_to_str(struct drm_i915_error_state_buf *m, err_printf(m, "%s --- %d requests\n", dev_priv->engine[i].name, ee->num_requests); - for (j = 0; j < ee->num_requests; j++) { - err_printf(m, " pid %d, seqno 0x%08x, emitted %ld, head 0x%08x, tail 0x%08x\n", - ee->requests[j].pid, - ee->requests[j].seqno, - ee->requests[j].jiffies, - ee->requests[j].head, - ee->requests[j].tail); - } + for (j = 0; j < ee->num_requests; j++) + error_print_request(m, " ", &ee->requests[j]); } if (IS_ERR(ee->waiters)) { @@ -1155,6 +1165,20 @@ static void error_record_engine_registers(struct drm_i915_error_state *error, } } +static void record_request(struct drm_i915_gem_request *request, + struct drm_i915_error_request *erq) +{ + erq->context = request->ctx->hw_id; + erq->seqno = request->fence.seqno; + erq->jiffies = request->emitted_jiffies; + erq->head = request->head; + erq->tail = request->tail; + + rcu_read_lock(); + erq->pid = request->ctx->pid ? pid_nr(request->ctx->pid) : 0; + rcu_read_unlock(); +} + static void engine_record_requests(struct intel_engine_cs *engine, struct drm_i915_gem_request *first, struct drm_i915_error_engine *ee) @@ -1178,8 +1202,6 @@ static void engine_record_requests(struct intel_engine_cs *engine, count = 0; request = first; list_for_each_entry_from(request, &engine->request_list, link) { - struct drm_i915_error_request *erq; - if (count >= ee->num_requests) { /* * If the ring request list was changed in @@ -1199,19 +1221,22 @@ static void engine_record_requests(struct intel_engine_cs *engine, break; } - erq = &ee->requests[count++]; - erq->seqno = request->fence.seqno; - erq->jiffies = request->emitted_jiffies; - erq->head = request->head; - erq->tail = request->tail; - - rcu_read_lock(); - erq->pid = request->ctx->pid ? pid_nr(request->ctx->pid) : 0; - rcu_read_unlock(); + record_request(request, &ee->requests[count++]); } ee->num_requests = count; } +static void error_record_engine_execlists(struct intel_engine_cs *engine, + struct drm_i915_error_engine *ee) +{ + unsigned int n; + + for (n = 0; n < ARRAY_SIZE(engine->execlist_port); n++) + if (engine->execlist_port[n].request) + record_request(engine->execlist_port[n].request, + &ee->execlist[n]); +} + static void i915_gem_record_rings(struct drm_i915_private *dev_priv, struct drm_i915_error_state *error) { @@ -1236,6 +1261,7 @@ static void i915_gem_record_rings(struct drm_i915_private *dev_priv, error_record_engine_registers(error, engine, ee); error_record_engine_waiters(engine, ee); + error_record_engine_execlists(engine, ee); request = i915_gem_find_active_request(engine); if (request) { -- cgit v1.2.3 From 06392e3b21a20e66b668cd58d28f6b8ff920ef17 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Thu, 13 Oct 2016 11:18:15 +0100 Subject: drm/i915: Fix misplaced '\n' in printing the GPU error's RING_HEAD '\n' is supposed to be at the end of the line, not in the middle. Fixes: cdb324bde570 ("drm/i915: Show bounds of active request in the ring...") Signed-off-by: Chris Wilson Cc: Mika Kuoppala Reviewed-by: Mika Kuoppala Link: http://patchwork.freedesktop.org/patch/msgid/20161013101815.26978-2-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gpu_error.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 026b78c66219..cd38948107e7 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -382,7 +382,7 @@ static void error_print_engine(struct drm_i915_error_state_buf *m, { err_printf(m, "%s command stream:\n", engine_str(ee->engine_id)); err_printf(m, " START: 0x%08x\n", ee->start); - err_printf(m, " HEAD: 0x%08x\n [0x%08x]", ee->head, ee->rq_head); + err_printf(m, " HEAD: 0x%08x [0x%08x]\n", ee->head, ee->rq_head); err_printf(m, " TAIL: 0x%08x [0x%08x, 0x%08x]\n", ee->tail, ee->rq_post, ee->rq_tail); err_printf(m, " CTL: 0x%08x\n", ee->ctl); -- cgit v1.2.3 From ad16d2ed8fa80e7f4f0d0da32129ed2c9caca3b4 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Thu, 13 Oct 2016 09:55:04 +0100 Subject: drm/i915: Skip unbinding large unmappable global buffers If the user requests a mappable binding to the global GTT, we will first unbind an existing mapping if it doesn't match. We will unbind even if there is no possibility that the object can fit in the mappable aperture. This may lead to a ping-pong migration of the object, for example igt/gem_exec_big. v2: Comment upon the reasoning, or lack thereof!, behind the choice of magic numbers. Testcase: igt/gem_exec_big Signed-off-by: Chris Wilson Link: http://patchwork.freedesktop.org/patch/msgid/20161013085504.30705-1-chris@chris-wilson.co.uk Reviewed-by: Tvrtko Ursulin node.start < start); + GEM_BUG_ON(vma->node.start + vma->node.size > end); } GEM_BUG_ON(!i915_gem_valid_gtt_space(vma, obj->cache_level)); @@ -3798,7 +3801,8 @@ i915_gem_object_ggtt_pin(struct drm_i915_gem_object *obj, u64 alignment, u64 flags) { - struct i915_address_space *vm = &to_i915(obj->base.dev)->ggtt.base; + struct drm_i915_private *dev_priv = to_i915(obj->base.dev); + struct i915_address_space *vm = &dev_priv->ggtt.base; struct i915_vma *vma; int ret; @@ -3811,6 +3815,41 @@ i915_gem_object_ggtt_pin(struct drm_i915_gem_object *obj, (i915_vma_is_pinned(vma) || i915_vma_is_active(vma))) return ERR_PTR(-ENOSPC); + if (flags & PIN_MAPPABLE) { + u32 fence_size; + + fence_size = i915_gem_get_ggtt_size(dev_priv, vma->size, + i915_gem_object_get_tiling(obj)); + /* If the required space is larger than the available + * aperture, we will not able to find a slot for the + * object and unbinding the object now will be in + * vain. Worse, doing so may cause us to ping-pong + * the object in and out of the Global GTT and + * waste a lot of cycles under the mutex. + */ + if (fence_size > dev_priv->ggtt.mappable_end) + return ERR_PTR(-E2BIG); + + /* If NONBLOCK is set the caller is optimistically + * trying to cache the full object within the mappable + * aperture, and *must* have a fallback in place for + * situations where we cannot bind the object. We + * can be a little more lax here and use the fallback + * more often to avoid costly migrations of ourselves + * and other objects within the aperture. + * + * Half-the-aperture is used as a simple heuristic. + * More interesting would to do search for a free + * block prior to making the commitment to unbind. + * That caters for the self-harm case, and with a + * little more heuristics (e.g. NOFAULT, NOEVICT) + * we could try to minimise harm to others. + */ + if (flags & PIN_NONBLOCK && + fence_size > dev_priv->ggtt.mappable_end / 2) + return ERR_PTR(-ENOSPC); + } + WARN(i915_vma_is_pinned(vma), "bo is already pinned in ggtt with incorrect alignment:" " offset=%08x, req.alignment=%llx," -- cgit v1.2.3 From f7170e2eb8f6bf7ef2032cc0659cd38740bf5b97 Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Thu, 13 Oct 2016 11:55:08 +0300 Subject: drm/i915: fix a read size argument We want to read 3 bytes here, but because the parenthesis are in the wrong place we instead read: sizeof(intel_dp->edp_dpcd) == sizeof(intel_dp->edp_dpcd) which is one byte. Fixes: fe5a66f91c88 ("drm/i915: Read PSR caps/intermediate freqs/etc. only once on eDP") Reviewed-by: Chris Wilson Cc: Signed-off-by: Dan Carpenter Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/20161013085508.GJ16198@mwanda --- drivers/gpu/drm/i915/intel_dp.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 5992093e1814..496141e3b4d3 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -3547,8 +3547,8 @@ intel_edp_init_dpcd(struct intel_dp *intel_dp) /* Read the eDP Display control capabilities registers */ if ((intel_dp->dpcd[DP_EDP_CONFIGURATION_CAP] & DP_DPCD_DISPLAY_CONTROL_CAPABLE) && drm_dp_dpcd_read(&intel_dp->aux, DP_EDP_DPCD_REV, - intel_dp->edp_dpcd, sizeof(intel_dp->edp_dpcd) == - sizeof(intel_dp->edp_dpcd))) + intel_dp->edp_dpcd, sizeof(intel_dp->edp_dpcd)) == + sizeof(intel_dp->edp_dpcd)) DRM_DEBUG_KMS("EDP DPCD : %*ph\n", (int) sizeof(intel_dp->edp_dpcd), intel_dp->edp_dpcd); -- cgit v1.2.3 From 86e83e35d190a9b553384e0e711091a4e9643998 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 7 Oct 2016 20:49:52 +0100 Subject: drm/i915: Merge duplicate gen4 and vlv/chv enable vblank callbacks MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit gen4/vlv/chv all use the same bits in pipestat to enable the vblank interrupt, so they can share the same callbacks to enable/disable. Signed-off-by: Chris Wilson Cc: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/20161007194953.15616-1-chris@chris-wilson.co.uk Reviewed-by: Daniel Vetter --- drivers/gpu/drm/i915/i915_irq.c | 59 +++++++++++++++++++---------------------- 1 file changed, 28 insertions(+), 31 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index ddff6f9b869c..91077e426c77 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -2718,45 +2718,40 @@ void i915_handle_error(struct drm_i915_private *dev_priv, /* Called from drm generic code, passed 'crtc' which * we use as a pipe index */ -static int i915_enable_vblank(struct drm_device *dev, unsigned int pipe) +static int i8xx_enable_vblank(struct drm_device *dev, unsigned int pipe) { struct drm_i915_private *dev_priv = to_i915(dev); unsigned long irqflags; spin_lock_irqsave(&dev_priv->irq_lock, irqflags); - if (INTEL_INFO(dev)->gen >= 4) - i915_enable_pipestat(dev_priv, pipe, - PIPE_START_VBLANK_INTERRUPT_STATUS); - else - i915_enable_pipestat(dev_priv, pipe, - PIPE_VBLANK_INTERRUPT_STATUS); + i915_enable_pipestat(dev_priv, pipe, PIPE_VBLANK_INTERRUPT_STATUS); spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags); return 0; } -static int ironlake_enable_vblank(struct drm_device *dev, unsigned int pipe) +static int i965_enable_vblank(struct drm_device *dev, unsigned int pipe) { struct drm_i915_private *dev_priv = to_i915(dev); unsigned long irqflags; - uint32_t bit = (INTEL_INFO(dev)->gen >= 7) ? DE_PIPE_VBLANK_IVB(pipe) : - DE_PIPE_VBLANK(pipe); spin_lock_irqsave(&dev_priv->irq_lock, irqflags); - ilk_enable_display_irq(dev_priv, bit); + i915_enable_pipestat(dev_priv, pipe, + PIPE_START_VBLANK_INTERRUPT_STATUS); spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags); return 0; } -static int valleyview_enable_vblank(struct drm_device *dev, unsigned int pipe) +static int ironlake_enable_vblank(struct drm_device *dev, unsigned int pipe) { struct drm_i915_private *dev_priv = to_i915(dev); unsigned long irqflags; + uint32_t bit = INTEL_GEN(dev) >= 7 ? + DE_PIPE_VBLANK_IVB(pipe) : DE_PIPE_VBLANK(pipe); spin_lock_irqsave(&dev_priv->irq_lock, irqflags); - i915_enable_pipestat(dev_priv, pipe, - PIPE_START_VBLANK_INTERRUPT_STATUS); + ilk_enable_display_irq(dev_priv, bit); spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags); return 0; @@ -2777,38 +2772,36 @@ static int gen8_enable_vblank(struct drm_device *dev, unsigned int pipe) /* Called from drm generic code, passed 'crtc' which * we use as a pipe index */ -static void i915_disable_vblank(struct drm_device *dev, unsigned int pipe) +static void i8xx_disable_vblank(struct drm_device *dev, unsigned int pipe) { struct drm_i915_private *dev_priv = to_i915(dev); unsigned long irqflags; spin_lock_irqsave(&dev_priv->irq_lock, irqflags); - i915_disable_pipestat(dev_priv, pipe, - PIPE_VBLANK_INTERRUPT_STATUS | - PIPE_START_VBLANK_INTERRUPT_STATUS); + i915_disable_pipestat(dev_priv, pipe, PIPE_VBLANK_INTERRUPT_STATUS); spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags); } -static void ironlake_disable_vblank(struct drm_device *dev, unsigned int pipe) +static void i965_disable_vblank(struct drm_device *dev, unsigned int pipe) { struct drm_i915_private *dev_priv = to_i915(dev); unsigned long irqflags; - uint32_t bit = (INTEL_INFO(dev)->gen >= 7) ? DE_PIPE_VBLANK_IVB(pipe) : - DE_PIPE_VBLANK(pipe); spin_lock_irqsave(&dev_priv->irq_lock, irqflags); - ilk_disable_display_irq(dev_priv, bit); + i915_disable_pipestat(dev_priv, pipe, + PIPE_START_VBLANK_INTERRUPT_STATUS); spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags); } -static void valleyview_disable_vblank(struct drm_device *dev, unsigned int pipe) +static void ironlake_disable_vblank(struct drm_device *dev, unsigned int pipe) { struct drm_i915_private *dev_priv = to_i915(dev); unsigned long irqflags; + uint32_t bit = INTEL_GEN(dev) >= 7 ? + DE_PIPE_VBLANK_IVB(pipe) : DE_PIPE_VBLANK(pipe); spin_lock_irqsave(&dev_priv->irq_lock, irqflags); - i915_disable_pipestat(dev_priv, pipe, - PIPE_START_VBLANK_INTERRUPT_STATUS); + ilk_disable_display_irq(dev_priv, bit); spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags); } @@ -4579,16 +4572,16 @@ void intel_irq_init(struct drm_i915_private *dev_priv) dev->driver->irq_preinstall = cherryview_irq_preinstall; dev->driver->irq_postinstall = cherryview_irq_postinstall; dev->driver->irq_uninstall = cherryview_irq_uninstall; - dev->driver->enable_vblank = valleyview_enable_vblank; - dev->driver->disable_vblank = valleyview_disable_vblank; + dev->driver->enable_vblank = i965_enable_vblank; + dev->driver->disable_vblank = i965_disable_vblank; dev_priv->display.hpd_irq_setup = i915_hpd_irq_setup; } else if (IS_VALLEYVIEW(dev_priv)) { dev->driver->irq_handler = valleyview_irq_handler; dev->driver->irq_preinstall = valleyview_irq_preinstall; dev->driver->irq_postinstall = valleyview_irq_postinstall; dev->driver->irq_uninstall = valleyview_irq_uninstall; - dev->driver->enable_vblank = valleyview_enable_vblank; - dev->driver->disable_vblank = valleyview_disable_vblank; + dev->driver->enable_vblank = i965_enable_vblank; + dev->driver->disable_vblank = i965_disable_vblank; dev_priv->display.hpd_irq_setup = i915_hpd_irq_setup; } else if (INTEL_INFO(dev_priv)->gen >= 8) { dev->driver->irq_handler = gen8_irq_handler; @@ -4617,21 +4610,25 @@ void intel_irq_init(struct drm_i915_private *dev_priv) dev->driver->irq_postinstall = i8xx_irq_postinstall; dev->driver->irq_handler = i8xx_irq_handler; dev->driver->irq_uninstall = i8xx_irq_uninstall; + dev->driver->enable_vblank = i8xx_enable_vblank; + dev->driver->disable_vblank = i8xx_disable_vblank; } else if (IS_GEN3(dev_priv)) { dev->driver->irq_preinstall = i915_irq_preinstall; dev->driver->irq_postinstall = i915_irq_postinstall; dev->driver->irq_uninstall = i915_irq_uninstall; dev->driver->irq_handler = i915_irq_handler; + dev->driver->enable_vblank = i8xx_enable_vblank; + dev->driver->disable_vblank = i8xx_disable_vblank; } else { dev->driver->irq_preinstall = i965_irq_preinstall; dev->driver->irq_postinstall = i965_irq_postinstall; dev->driver->irq_uninstall = i965_irq_uninstall; dev->driver->irq_handler = i965_irq_handler; + dev->driver->enable_vblank = i965_enable_vblank; + dev->driver->disable_vblank = i965_disable_vblank; } if (I915_HAS_HOTPLUG(dev_priv)) dev_priv->display.hpd_irq_setup = i915_hpd_irq_setup; - dev->driver->enable_vblank = i915_enable_vblank; - dev->driver->disable_vblank = i915_disable_vblank; } } -- cgit v1.2.3 From 3b3f1650b1ca46a4225e0bf72804779b161e27b6 Mon Sep 17 00:00:00 2001 From: Akash Goel Date: Thu, 13 Oct 2016 22:44:48 +0530 Subject: drm/i915: Allocate intel_engine_cs structure only for the enabled engines With the possibility of addition of many more number of rings in future, the drm_i915_private structure could bloat as an array, of type intel_engine_cs, is embedded inside it. struct intel_engine_cs engine[I915_NUM_ENGINES]; Though this is still fine as generally there is only a single instance of drm_i915_private structure used, but not all of the possible rings would be enabled or active on most of the platforms. Some memory can be saved by allocating intel_engine_cs structure only for the enabled/active engines. Currently the engine/ring ID is kept static and dev_priv->engine[] is simply indexed using the enums defined in intel_engine_id. To save memory and continue using the static engine/ring IDs, 'engine' is defined as an array of pointers. struct intel_engine_cs *engine[I915_NUM_ENGINES]; dev_priv->engine[engine_ID] will be NULL for disabled engine instances. There is a text size reduction of 928 bytes, from 1028200 to 1027272, for i915.o file (but for i915.ko file text size remain same as 1193131 bytes). v2: - Remove the engine iterator field added in drm_i915_private structure, instead pass a local iterator variable to the for_each_engine** macros. (Chris) - Do away with intel_engine_initialized() and instead directly use the NULL pointer check on engine pointer. (Chris) v3: - Remove for_each_engine_id() macro, as the updated macro for_each_engine() can be used in place of it. (Chris) - Protect the access to Render engine Fault register with a NULL check, as engine specific init is done later in Driver load sequence. v4: - Use !!dev_priv->engine[VCS] style for the engine check in getparam. (Chris) - Kill the superfluous init_engine_lists(). v5: - Cleanup the intel_engines_init() & intel_engines_setup(), with respect to allocation of intel_engine_cs structure. (Chris) v6: - Rebase. v7: - Optimize the for_each_engine_masked() macro. (Chris) - Change the type of 'iter' local variable to enum intel_engine_id. (Chris) - Rebase. v8: Rebase. v9: Rebase. v10: - For index calculation use engine ID instead of pointer based arithmetic in intel_engine_sync_index() as engine pointers are not contiguous now (Chris) - For appropriateness, rename local enum variable 'iter' to 'id'. (Joonas) - Use for_each_engine macro for cleanup in intel_engines_init() and remove check for NULL engine pointer in cleanup() routines. (Joonas) v11: Rebase. Cc: Chris Wilson Signed-off-by: Akash Goel Reviewed-by: Joonas Lahtinen Signed-off-by: Tvrtko Ursulin Link: http://patchwork.freedesktop.org/patch/msgid/1476378888-7372-1-git-send-email-akash.goel@intel.com --- drivers/gpu/drm/i915/i915_cmd_parser.c | 3 +- drivers/gpu/drm/i915/i915_debugfs.c | 59 ++++++++++++++++++------------ drivers/gpu/drm/i915/i915_drv.c | 11 +++--- drivers/gpu/drm/i915/i915_drv.h | 22 ++++------- drivers/gpu/drm/i915/i915_gem.c | 29 +++++++-------- drivers/gpu/drm/i915/i915_gem_context.c | 15 +++++--- drivers/gpu/drm/i915/i915_gem_evict.c | 3 +- drivers/gpu/drm/i915/i915_gem_execbuffer.c | 6 +-- drivers/gpu/drm/i915/i915_gem_gtt.c | 14 +++++-- drivers/gpu/drm/i915/i915_gem_request.c | 5 ++- drivers/gpu/drm/i915/i915_gpu_error.c | 28 +++++++------- drivers/gpu/drm/i915/i915_guc_submission.c | 12 +++--- drivers/gpu/drm/i915/i915_irq.c | 46 ++++++++++++----------- drivers/gpu/drm/i915/intel_breadcrumbs.c | 6 ++- drivers/gpu/drm/i915/intel_display.c | 8 ++-- drivers/gpu/drm/i915/intel_engine_cs.c | 26 +++++++++---- drivers/gpu/drm/i915/intel_guc_loader.c | 6 ++- drivers/gpu/drm/i915/intel_lrc.c | 11 +++--- drivers/gpu/drm/i915/intel_overlay.c | 2 +- drivers/gpu/drm/i915/intel_pm.c | 17 ++++++--- drivers/gpu/drm/i915/intel_ringbuffer.c | 15 ++++---- drivers/gpu/drm/i915/intel_ringbuffer.h | 8 +--- 22 files changed, 194 insertions(+), 158 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_cmd_parser.c b/drivers/gpu/drm/i915/i915_cmd_parser.c index 70980f82a15b..f191d7b66b1d 100644 --- a/drivers/gpu/drm/i915/i915_cmd_parser.c +++ b/drivers/gpu/drm/i915/i915_cmd_parser.c @@ -1308,10 +1308,11 @@ int intel_engine_cmd_parser(struct intel_engine_cs *engine, int i915_cmd_parser_get_version(struct drm_i915_private *dev_priv) { struct intel_engine_cs *engine; + enum intel_engine_id id; bool active = false; /* If the command parser is not enabled, report 0 - unsupported */ - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { if (intel_engine_needs_cmd_parser(engine)) { active = true; break; diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 2e312e0f2670..b20c1ccbd427 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -150,7 +150,7 @@ describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj) obj->base.size / 1024, obj->base.read_domains, obj->base.write_domain); - for_each_engine_id(engine, dev_priv, id) + for_each_engine(engine, dev_priv, id) seq_printf(m, "%x ", i915_gem_active_get_seqno(&obj->last_read[id], &obj->base.dev->struct_mutex)); @@ -323,11 +323,12 @@ static void print_batch_pool_stats(struct seq_file *m, struct drm_i915_gem_object *obj; struct file_stats stats; struct intel_engine_cs *engine; + enum intel_engine_id id; int j; memset(&stats, 0, sizeof(stats)); - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { for (j = 0; j < ARRAY_SIZE(engine->batch_pool.cache_list); j++) { list_for_each_entry(obj, &engine->batch_pool.cache_list[j], @@ -596,6 +597,7 @@ static int i915_gem_batch_pool_info(struct seq_file *m, void *data) struct drm_device *dev = &dev_priv->drm; struct drm_i915_gem_object *obj; struct intel_engine_cs *engine; + enum intel_engine_id id; int total = 0; int ret, j; @@ -603,7 +605,7 @@ static int i915_gem_batch_pool_info(struct seq_file *m, void *data) if (ret) return ret; - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { for (j = 0; j < ARRAY_SIZE(engine->batch_pool.cache_list); j++) { int count; @@ -655,8 +657,9 @@ static int i915_gem_request_info(struct seq_file *m, void *data) { struct drm_i915_private *dev_priv = node_to_i915(m->private); struct drm_device *dev = &dev_priv->drm; - struct intel_engine_cs *engine; struct drm_i915_gem_request *req; + struct intel_engine_cs *engine; + enum intel_engine_id id; int ret, any; ret = mutex_lock_interruptible(&dev->struct_mutex); @@ -664,7 +667,7 @@ static int i915_gem_request_info(struct seq_file *m, void *data) return ret; any = 0; - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { int count; count = 0; @@ -710,8 +713,9 @@ static int i915_gem_seqno_info(struct seq_file *m, void *data) { struct drm_i915_private *dev_priv = node_to_i915(m->private); struct intel_engine_cs *engine; + enum intel_engine_id id; - for_each_engine(engine, dev_priv) + for_each_engine(engine, dev_priv, id) i915_ring_seqno_info(m, engine); return 0; @@ -722,6 +726,7 @@ static int i915_interrupt_info(struct seq_file *m, void *data) { struct drm_i915_private *dev_priv = node_to_i915(m->private); struct intel_engine_cs *engine; + enum intel_engine_id id; int i, pipe; intel_runtime_pm_get(dev_priv); @@ -890,7 +895,7 @@ static int i915_interrupt_info(struct seq_file *m, void *data) seq_printf(m, "Graphics Interrupt mask: %08x\n", I915_READ(GTIMR)); } - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { if (INTEL_GEN(dev_priv) >= 6) { seq_printf(m, "Graphics Interrupt mask (%s): %08x\n", @@ -938,7 +943,7 @@ static int i915_hws_info(struct seq_file *m, void *data) const u32 *hws; int i; - engine = &dev_priv->engine[(uintptr_t)node->info_ent->data]; + engine = dev_priv->engine[(uintptr_t)node->info_ent->data]; hws = engine->status_page.page_addr; if (hws == NULL) return 0; @@ -1329,12 +1334,12 @@ static int i915_hangcheck_info(struct seq_file *m, void *unused) intel_runtime_pm_get(dev_priv); - for_each_engine_id(engine, dev_priv, id) { + for_each_engine(engine, dev_priv, id) { acthd[id] = intel_engine_get_active_head(engine); seqno[id] = intel_engine_get_seqno(engine); } - intel_engine_get_instdone(&dev_priv->engine[RCS], &instdone); + intel_engine_get_instdone(dev_priv->engine[RCS], &instdone); intel_runtime_pm_put(dev_priv); @@ -1345,7 +1350,7 @@ static int i915_hangcheck_info(struct seq_file *m, void *unused) } else seq_printf(m, "Hangcheck inactive\n"); - for_each_engine_id(engine, dev_priv, id) { + for_each_engine(engine, dev_priv, id) { struct intel_breadcrumbs *b = &engine->breadcrumbs; struct rb_node *rb; @@ -1944,6 +1949,7 @@ static int i915_context_status(struct seq_file *m, void *unused) struct drm_device *dev = &dev_priv->drm; struct intel_engine_cs *engine; struct i915_gem_context *ctx; + enum intel_engine_id id; int ret; ret = mutex_lock_interruptible(&dev->struct_mutex); @@ -1970,7 +1976,7 @@ static int i915_context_status(struct seq_file *m, void *unused) seq_putc(m, ctx->remap_slice ? 'R' : 'r'); seq_putc(m, '\n'); - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { struct intel_context *ce = &ctx->engine[engine->id]; seq_printf(m, "%s: ", engine->name); @@ -2037,6 +2043,7 @@ static int i915_dump_lrc(struct seq_file *m, void *unused) struct drm_device *dev = &dev_priv->drm; struct intel_engine_cs *engine; struct i915_gem_context *ctx; + enum intel_engine_id id; int ret; if (!i915.enable_execlists) { @@ -2049,7 +2056,7 @@ static int i915_dump_lrc(struct seq_file *m, void *unused) return ret; list_for_each_entry(ctx, &dev_priv->context_list, link) - for_each_engine(engine, dev_priv) + for_each_engine(engine, dev_priv, id) i915_dump_lrc_obj(m, ctx, engine); mutex_unlock(&dev->struct_mutex); @@ -2158,14 +2165,15 @@ static int per_file_ctx(int id, void *ptr, void *data) static void gen8_ppgtt_info(struct seq_file *m, struct drm_i915_private *dev_priv) { - struct intel_engine_cs *engine; struct i915_hw_ppgtt *ppgtt = dev_priv->mm.aliasing_ppgtt; + struct intel_engine_cs *engine; + enum intel_engine_id id; int i; if (!ppgtt) return; - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { seq_printf(m, "%s\n", engine->name); for (i = 0; i < 4; i++) { u64 pdp = I915_READ(GEN8_RING_PDP_UDW(engine, i)); @@ -2180,11 +2188,12 @@ static void gen6_ppgtt_info(struct seq_file *m, struct drm_i915_private *dev_priv) { struct intel_engine_cs *engine; + enum intel_engine_id id; if (IS_GEN6(dev_priv)) seq_printf(m, "GFX_MODE: 0x%08x\n", I915_READ(GFX_MODE)); - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { seq_printf(m, "%s\n", engine->name); if (IS_GEN7(dev_priv)) seq_printf(m, "GFX_MODE: 0x%08x\n", @@ -2253,9 +2262,10 @@ out_unlock: static int count_irq_waiters(struct drm_i915_private *i915) { struct intel_engine_cs *engine; + enum intel_engine_id id; int count = 0; - for_each_engine(engine, i915) + for_each_engine(engine, i915, id) count += intel_engine_has_waiter(engine); return count; @@ -2418,7 +2428,7 @@ static void i915_guc_client_info(struct seq_file *m, seq_printf(m, "\tFailed doorbell: %u\n", client->b_fail); seq_printf(m, "\tLast submission result: %d\n", client->retcode); - for_each_engine_id(engine, dev_priv, id) { + for_each_engine(engine, dev_priv, id) { u64 submissions = client->submissions[id]; tot += submissions; seq_printf(m, "\tSubmissions: %llu %s\n", @@ -2461,7 +2471,7 @@ static int i915_guc_info(struct seq_file *m, void *data) seq_printf(m, "GuC last action error code: %d\n", guc.action_err); seq_printf(m, "\nGuC submissions:\n"); - for_each_engine_id(engine, dev_priv, id) { + for_each_engine(engine, dev_priv, id) { u64 submissions = guc.submissions[id]; total += submissions; seq_printf(m, "\t%-24s: %10llu, last seqno 0x%08x\n", @@ -3082,8 +3092,9 @@ static int i915_engine_info(struct seq_file *m, void *unused) { struct drm_i915_private *dev_priv = node_to_i915(m->private); struct intel_engine_cs *engine; + enum intel_engine_id id; - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { struct intel_breadcrumbs *b = &engine->breadcrumbs; struct drm_i915_gem_request *rq; struct rb_node *rb; @@ -3231,7 +3242,7 @@ static int i915_semaphore_status(struct seq_file *m, void *unused) page = i915_gem_object_get_page(dev_priv->semaphore->obj, 0); seqno = (uint64_t *)kmap_atomic(page); - for_each_engine_id(engine, dev_priv, id) { + for_each_engine(engine, dev_priv, id) { uint64_t offset; seq_printf(m, "%s\n", engine->name); @@ -3256,7 +3267,7 @@ static int i915_semaphore_status(struct seq_file *m, void *unused) kunmap_atomic(seqno); } else { seq_puts(m, " Last signal:"); - for_each_engine(engine, dev_priv) + for_each_engine(engine, dev_priv, id) for (j = 0; j < num_rings; j++) seq_printf(m, "0x%08x\n", I915_READ(engine->semaphore.mbox.signal[j])); @@ -3264,7 +3275,7 @@ static int i915_semaphore_status(struct seq_file *m, void *unused) } seq_puts(m, "\nSync seqno:\n"); - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { for (j = 0; j < num_rings; j++) seq_printf(m, " 0x%08x ", engine->semaphore.sync_seqno[j]); @@ -3320,7 +3331,7 @@ static int i915_wa_registers(struct seq_file *m, void *unused) intel_runtime_pm_get(dev_priv); seq_printf(m, "Workarounds applied: %d\n", workarounds->count); - for_each_engine_id(engine, dev_priv, id) + for_each_engine(engine, dev_priv, id) seq_printf(m, "HW whitelist count for %s: %d\n", engine->name, workarounds->hw_whitelist_count[id]); for (i = 0; i < workarounds->count; ++i) { diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index e9b3bfcb347a..8c3d4761dfa0 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -255,16 +255,16 @@ static int i915_getparam(struct drm_device *dev, void *data, value = dev_priv->overlay ? 1 : 0; break; case I915_PARAM_HAS_BSD: - value = intel_engine_initialized(&dev_priv->engine[VCS]); + value = !!dev_priv->engine[VCS]; break; case I915_PARAM_HAS_BLT: - value = intel_engine_initialized(&dev_priv->engine[BCS]); + value = !!dev_priv->engine[BCS]; break; case I915_PARAM_HAS_VEBOX: - value = intel_engine_initialized(&dev_priv->engine[VECS]); + value = !!dev_priv->engine[VECS]; break; case I915_PARAM_HAS_BSD2: - value = intel_engine_initialized(&dev_priv->engine[VCS2]); + value = !!dev_priv->engine[VCS2]; break; case I915_PARAM_HAS_EXEC_CONSTANTS: value = INTEL_GEN(dev_priv) >= 4; @@ -1707,10 +1707,11 @@ int i915_resume_switcheroo(struct drm_device *dev) static void disable_engines_irq(struct drm_i915_private *dev_priv) { struct intel_engine_cs *engine; + enum intel_engine_id id; /* Ensure irq handler finishes, and not run again. */ disable_irq(dev_priv->drm.irq); - for_each_engine(engine, dev_priv) + for_each_engine(engine, dev_priv, id) tasklet_kill(&engine->irq_tasklet); } diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 6360e807c6ba..9e830b58b06b 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1808,7 +1808,7 @@ struct drm_i915_private { struct pci_dev *bridge_dev; struct i915_gem_context *kernel_context; - struct intel_engine_cs engine[I915_NUM_ENGINES]; + struct intel_engine_cs *engine[I915_NUM_ENGINES]; struct i915_vma *semaphore; u32 next_seqno; @@ -2125,19 +2125,11 @@ static inline struct drm_i915_private *guc_to_i915(struct intel_guc *guc) } /* Simple iterator over all initialised engines */ -#define for_each_engine(engine__, dev_priv__) \ - for ((engine__) = &(dev_priv__)->engine[0]; \ - (engine__) < &(dev_priv__)->engine[I915_NUM_ENGINES]; \ - (engine__)++) \ - for_each_if (intel_engine_initialized(engine__)) - -/* Iterator with engine_id */ -#define for_each_engine_id(engine__, dev_priv__, id__) \ - for ((engine__) = &(dev_priv__)->engine[0], (id__) = 0; \ - (engine__) < &(dev_priv__)->engine[I915_NUM_ENGINES]; \ - (engine__)++) \ - for_each_if (((id__) = (engine__)->id, \ - intel_engine_initialized(engine__))) +#define for_each_engine(engine__, dev_priv__, id__) \ + for ((id__) = 0; \ + (id__) < I915_NUM_ENGINES; \ + (id__)++) \ + for_each_if ((engine__) = (dev_priv__)->engine[(id__)]) #define __mask_next_bit(mask) ({ \ int __idx = ffs(mask) - 1; \ @@ -2148,7 +2140,7 @@ static inline struct drm_i915_private *guc_to_i915(struct intel_guc *guc) /* Iterator over subset of engines selected by mask */ #define for_each_engine_masked(engine__, dev_priv__, mask__, tmp__) \ for (tmp__ = mask__ & INTEL_INFO(dev_priv__)->ring_mask; \ - tmp__ ? (engine__ = &(dev_priv__)->engine[__mask_next_bit(tmp__)]), 1 : 0; ) + tmp__ ? (engine__ = (dev_priv__)->engine[__mask_next_bit(tmp__)]), 1 : 0; ) enum hdmi_force_audio { HDMI_AUDIO_OFF_DVI = -2, /* no aux data for HDMI-DVI converter */ diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 77dc0590ecc7..fb460cc2857c 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2626,10 +2626,11 @@ static void i915_gem_reset_engine(struct intel_engine_cs *engine) void i915_gem_reset(struct drm_i915_private *dev_priv) { struct intel_engine_cs *engine; + enum intel_engine_id id; i915_gem_retire_requests(dev_priv); - for_each_engine(engine, dev_priv) + for_each_engine(engine, dev_priv, id) i915_gem_reset_engine(engine); i915_gem_restore_fences(&dev_priv->drm); @@ -2677,12 +2678,13 @@ static void i915_gem_cleanup_engine(struct intel_engine_cs *engine) void i915_gem_set_wedged(struct drm_i915_private *dev_priv) { struct intel_engine_cs *engine; + enum intel_engine_id id; lockdep_assert_held(&dev_priv->drm.struct_mutex); set_bit(I915_WEDGED, &dev_priv->gpu_error.flags); i915_gem_context_lost(dev_priv); - for_each_engine(engine, dev_priv) + for_each_engine(engine, dev_priv, id) i915_gem_cleanup_engine(engine); mod_delayed_work(dev_priv->wq, &dev_priv->gt.idle_work, 0); @@ -2721,6 +2723,7 @@ i915_gem_idle_work_handler(struct work_struct *work) container_of(work, typeof(*dev_priv), gt.idle_work.work); struct drm_device *dev = &dev_priv->drm; struct intel_engine_cs *engine; + enum intel_engine_id id; bool rearm_hangcheck; if (!READ_ONCE(dev_priv->gt.awake)) @@ -2743,7 +2746,7 @@ i915_gem_idle_work_handler(struct work_struct *work) if (dev_priv->gt.active_engines) goto out_unlock; - for_each_engine(engine, dev_priv) + for_each_engine(engine, dev_priv, id) i915_gem_batch_pool_fini(&engine->batch_pool); GEM_BUG_ON(!dev_priv->gt.awake); @@ -2936,9 +2939,10 @@ int i915_gem_wait_for_idle(struct drm_i915_private *dev_priv, unsigned int flags) { struct intel_engine_cs *engine; + enum intel_engine_id id; int ret; - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { if (engine->last_context == NULL) continue; @@ -3181,7 +3185,7 @@ i915_gem_object_flush_gtt_write_domain(struct drm_i915_gem_object *obj) */ wmb(); if (INTEL_GEN(dev_priv) >= 6 && !HAS_LLC(dev_priv)) - POSTING_READ(RING_ACTHD(dev_priv->engine[RCS].mmio_base)); + POSTING_READ(RING_ACTHD(dev_priv->engine[RCS]->mmio_base)); intel_fb_obj_flush(obj, false, write_origin(obj, I915_GEM_DOMAIN_GTT)); @@ -4416,6 +4420,7 @@ i915_gem_init_hw(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); struct intel_engine_cs *engine; + enum intel_engine_id id; int ret; /* Double layer security blanket, see i915_gem_init() */ @@ -4459,7 +4464,7 @@ i915_gem_init_hw(struct drm_device *dev) } /* Need to do basic initialisation of all rings first: */ - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { ret = engine->init_hw(engine); if (ret) goto out; @@ -4558,17 +4563,12 @@ i915_gem_cleanup_engines(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); struct intel_engine_cs *engine; + enum intel_engine_id id; - for_each_engine(engine, dev_priv) + for_each_engine(engine, dev_priv, id) dev_priv->gt.cleanup_engine(engine); } -static void -init_engine_lists(struct intel_engine_cs *engine) -{ - INIT_LIST_HEAD(&engine->request_list); -} - void i915_gem_load_init_fences(struct drm_i915_private *dev_priv) { @@ -4605,7 +4605,6 @@ void i915_gem_load_init(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); - int i; dev_priv->objects = kmem_cache_create("i915_gem_object", @@ -4629,8 +4628,6 @@ i915_gem_load_init(struct drm_device *dev) INIT_LIST_HEAD(&dev_priv->mm.unbound_list); INIT_LIST_HEAD(&dev_priv->mm.bound_list); INIT_LIST_HEAD(&dev_priv->mm.fence_list); - for (i = 0; i < I915_NUM_ENGINES; i++) - init_engine_lists(&dev_priv->engine[i]); INIT_DELAYED_WORK(&dev_priv->gt.retire_work, i915_gem_retire_work_handler); INIT_DELAYED_WORK(&dev_priv->gt.idle_work, diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c index df10f4e95736..481ec43f8180 100644 --- a/drivers/gpu/drm/i915/i915_gem_context.c +++ b/drivers/gpu/drm/i915/i915_gem_context.c @@ -474,10 +474,11 @@ int i915_gem_context_init(struct drm_device *dev) void i915_gem_context_lost(struct drm_i915_private *dev_priv) { struct intel_engine_cs *engine; + enum intel_engine_id id; lockdep_assert_held(&dev_priv->drm.struct_mutex); - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { if (engine->last_context) { i915_gem_context_unpin(engine->last_context, engine); engine->last_context = NULL; @@ -492,13 +493,13 @@ void i915_gem_context_lost(struct drm_i915_private *dev_priv) if (!i915_gem_context_is_default(ctx)) continue; - for_each_engine(engine, dev_priv) + for_each_engine(engine, dev_priv, id) ctx->engine[engine->id].initialised = false; ctx->remap_slice = ALL_L3_SLICES(dev_priv); } - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { struct intel_context *kce = &dev_priv->kernel_context->engine[engine->id]; @@ -563,6 +564,7 @@ mi_set_context(struct drm_i915_gem_request *req, u32 hw_flags) struct drm_i915_private *dev_priv = req->i915; struct intel_ring *ring = req->ring; struct intel_engine_cs *engine = req->engine; + enum intel_engine_id id; u32 flags = hw_flags | MI_MM_SPACE_GTT; const int num_rings = /* Use an extended w/a on ivb+ if signalling from other rings */ @@ -605,7 +607,7 @@ mi_set_context(struct drm_i915_gem_request *req, u32 hw_flags) intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(num_rings)); - for_each_engine(signaller, dev_priv) { + for_each_engine(signaller, dev_priv, id) { if (signaller == engine) continue; @@ -634,7 +636,7 @@ mi_set_context(struct drm_i915_gem_request *req, u32 hw_flags) intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(num_rings)); - for_each_engine(signaller, dev_priv) { + for_each_engine(signaller, dev_priv, id) { if (signaller == engine) continue; @@ -929,8 +931,9 @@ int i915_switch_context(struct drm_i915_gem_request *req) int i915_gem_switch_to_kernel_context(struct drm_i915_private *dev_priv) { struct intel_engine_cs *engine; + enum intel_engine_id id; - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { struct drm_i915_gem_request *req; int ret; diff --git a/drivers/gpu/drm/i915/i915_gem_evict.c b/drivers/gpu/drm/i915/i915_gem_evict.c index 5b6f81c1dbca..b5e9e669f50f 100644 --- a/drivers/gpu/drm/i915/i915_gem_evict.c +++ b/drivers/gpu/drm/i915/i915_gem_evict.c @@ -37,8 +37,9 @@ static bool gpu_is_idle(struct drm_i915_private *dev_priv) { struct intel_engine_cs *engine; + enum intel_engine_id id; - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { if (intel_engine_is_active(engine)) return false; } diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index 72c7c1855e70..fa4d27ca0c18 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -1599,12 +1599,12 @@ eb_select_engine(struct drm_i915_private *dev_priv, return NULL; } - engine = &dev_priv->engine[_VCS(bsd_idx)]; + engine = dev_priv->engine[_VCS(bsd_idx)]; } else { - engine = &dev_priv->engine[user_ring_map[user_ring_id]]; + engine = dev_priv->engine[user_ring_map[user_ring_id]]; } - if (!intel_engine_initialized(engine)) { + if (!engine) { DRM_DEBUG("execbuf with invalid ring: %u\n", user_ring_id); return NULL; } diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 2d846aa39ca5..0a45063b465f 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -1728,8 +1728,9 @@ static void gen8_ppgtt_enable(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); struct intel_engine_cs *engine; + enum intel_engine_id id; - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { u32 four_level = USES_FULL_48BIT_PPGTT(dev) ? GEN8_GFX_PPGTT_48B : 0; I915_WRITE(RING_MODE_GEN7(engine), _MASKED_BIT_ENABLE(GFX_PPGTT_ENABLE | four_level)); @@ -1741,6 +1742,7 @@ static void gen7_ppgtt_enable(struct drm_device *dev) struct drm_i915_private *dev_priv = to_i915(dev); struct intel_engine_cs *engine; uint32_t ecochk, ecobits; + enum intel_engine_id id; ecobits = I915_READ(GAC_ECO_BITS); I915_WRITE(GAC_ECO_BITS, ecobits | ECOBITS_PPGTT_CACHE64B); @@ -1754,7 +1756,7 @@ static void gen7_ppgtt_enable(struct drm_device *dev) } I915_WRITE(GAM_ECOCHK, ecochk); - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { /* GFX_MODE is per-ring on gen7+ */ I915_WRITE(RING_MODE_GEN7(engine), _MASKED_BIT_ENABLE(GFX_PPGTT_ENABLE)); @@ -2239,11 +2241,12 @@ static bool needs_idle_maps(struct drm_i915_private *dev_priv) void i915_check_and_clear_faults(struct drm_i915_private *dev_priv) { struct intel_engine_cs *engine; + enum intel_engine_id id; if (INTEL_INFO(dev_priv)->gen < 6) return; - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { u32 fault_reg; fault_reg = I915_READ(RING_FAULT_REG(engine)); if (fault_reg & RING_FAULT_VALID) { @@ -2260,7 +2263,10 @@ void i915_check_and_clear_faults(struct drm_i915_private *dev_priv) fault_reg & ~RING_FAULT_VALID); } } - POSTING_READ(RING_FAULT_REG(&dev_priv->engine[RCS])); + + /* Engine specific init may not have been done till this point. */ + if (dev_priv->engine[RCS]) + POSTING_READ(RING_FAULT_REG(dev_priv->engine[RCS])); } static void i915_ggtt_flush(struct drm_i915_private *dev_priv) diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c index 8832f8ec1583..74ede1f53372 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.c +++ b/drivers/gpu/drm/i915/i915_gem_request.c @@ -256,10 +256,11 @@ static int i915_gem_check_wedge(struct drm_i915_private *dev_priv) static int i915_gem_init_seqno(struct drm_i915_private *dev_priv, u32 seqno) { struct intel_engine_cs *engine; + enum intel_engine_id id; int ret; /* Carefully retire all requests without writing to the rings */ - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { ret = intel_engine_idle(engine, I915_WAIT_INTERRUPTIBLE | I915_WAIT_LOCKED); @@ -276,7 +277,7 @@ static int i915_gem_init_seqno(struct drm_i915_private *dev_priv, u32 seqno) } /* Finally reset hw state */ - for_each_engine(engine, dev_priv) + for_each_engine(engine, dev_priv, id) intel_engine_init_seqno(engine, seqno); return 0; diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index cd38948107e7..8d4b9eb8718a 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -632,7 +632,7 @@ int i915_error_state_to_str(struct drm_i915_error_state_buf *m, len += scnprintf(buf + len, sizeof(buf), "%s%s", first ? "" : ", ", - dev_priv->engine[j].name); + dev_priv->engine[j]->name); first = 0; } scnprintf(buf + len, sizeof(buf), ")"); @@ -650,7 +650,7 @@ int i915_error_state_to_str(struct drm_i915_error_state_buf *m, obj = ee->batchbuffer; if (obj) { - err_puts(m, dev_priv->engine[i].name); + err_puts(m, dev_priv->engine[i]->name); if (ee->pid != -1) err_printf(m, " (submitted by %s [%d])", ee->comm, @@ -658,12 +658,12 @@ int i915_error_state_to_str(struct drm_i915_error_state_buf *m, err_printf(m, " --- gtt_offset = 0x%08x %08x\n", upper_32_bits(obj->gtt_offset), lower_32_bits(obj->gtt_offset)); - print_error_obj(m, &dev_priv->engine[i], NULL, obj); + print_error_obj(m, dev_priv->engine[i], NULL, obj); } if (ee->num_requests) { err_printf(m, "%s --- %d requests\n", - dev_priv->engine[i].name, + dev_priv->engine[i]->name, ee->num_requests); for (j = 0; j < ee->num_requests; j++) error_print_request(m, " ", &ee->requests[j]); @@ -671,10 +671,10 @@ int i915_error_state_to_str(struct drm_i915_error_state_buf *m, if (IS_ERR(ee->waiters)) { err_printf(m, "%s --- ? waiters [unable to acquire spinlock]\n", - dev_priv->engine[i].name); + dev_priv->engine[i]->name); } else if (ee->num_waiters) { err_printf(m, "%s --- %d waiters\n", - dev_priv->engine[i].name, + dev_priv->engine[i]->name, ee->num_waiters); for (j = 0; j < ee->num_waiters; j++) { err_printf(m, " seqno 0x%08x for %s [%d]\n", @@ -684,19 +684,19 @@ int i915_error_state_to_str(struct drm_i915_error_state_buf *m, } } - print_error_obj(m, &dev_priv->engine[i], + print_error_obj(m, dev_priv->engine[i], "ringbuffer", ee->ringbuffer); - print_error_obj(m, &dev_priv->engine[i], + print_error_obj(m, dev_priv->engine[i], "HW Status", ee->hws_page); - print_error_obj(m, &dev_priv->engine[i], + print_error_obj(m, dev_priv->engine[i], "HW context", ee->ctx); - print_error_obj(m, &dev_priv->engine[i], + print_error_obj(m, dev_priv->engine[i], "WA context", ee->wa_ctx); - print_error_obj(m, &dev_priv->engine[i], + print_error_obj(m, dev_priv->engine[i], "WA batchbuffer", ee->wa_batchbuffer); } @@ -977,7 +977,7 @@ static void gen8_record_semaphore_state(struct drm_i915_error_state *error, if (!error->semaphore) return; - for_each_engine_id(to, dev_priv, id) { + for_each_engine(to, dev_priv, id) { int idx; u16 signal_offset; u32 *tmp; @@ -1247,14 +1247,14 @@ static void i915_gem_record_rings(struct drm_i915_private *dev_priv, i915_error_object_create(dev_priv, dev_priv->semaphore); for (i = 0; i < I915_NUM_ENGINES; i++) { - struct intel_engine_cs *engine = &dev_priv->engine[i]; + struct intel_engine_cs *engine = dev_priv->engine[i]; struct drm_i915_error_engine *ee = &error->engine[i]; struct drm_i915_gem_request *request; ee->pid = -1; ee->engine_id = -1; - if (!intel_engine_initialized(engine)) + if (!engine) continue; ee->engine_id = i; diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c index 3106dcc06fe9..a1f76c8f8cde 100644 --- a/drivers/gpu/drm/i915/i915_guc_submission.c +++ b/drivers/gpu/drm/i915/i915_guc_submission.c @@ -917,6 +917,7 @@ static void guc_addon_create(struct intel_guc *guc) struct guc_policies *policies; struct guc_mmio_reg_state *reg_state; struct intel_engine_cs *engine; + enum intel_engine_id id; struct page *page; u32 size; @@ -944,10 +945,10 @@ static void guc_addon_create(struct intel_guc *guc) * so its address won't change after we've told the GuC where * to find it. */ - engine = &dev_priv->engine[RCS]; + engine = dev_priv->engine[RCS]; ads->golden_context_lrca = engine->status_page.ggtt_offset; - for_each_engine(engine, dev_priv) + for_each_engine(engine, dev_priv, id) ads->eng_state_size[engine->guc_id] = intel_lr_context_size(engine); /* GuC scheduling policies */ @@ -960,7 +961,7 @@ static void guc_addon_create(struct intel_guc *guc) /* MMIO reg state */ reg_state = (void *)policies + sizeof(struct guc_policies); - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { reg_state->mmio_white_list[engine->guc_id].mmio_start = engine->mmio_base + GUC_MMIO_WHITE_LIST_START; @@ -1014,9 +1015,10 @@ int i915_guc_submission_init(struct drm_i915_private *dev_priv) int i915_guc_submission_enable(struct drm_i915_private *dev_priv) { struct intel_guc *guc = &dev_priv->guc; + struct drm_i915_gem_request *request; struct i915_guc_client *client; struct intel_engine_cs *engine; - struct drm_i915_gem_request *request; + enum intel_engine_id id; /* client for execbuf submission */ client = guc_client_alloc(dev_priv, @@ -1033,7 +1035,7 @@ int i915_guc_submission_enable(struct drm_i915_private *dev_priv) guc_init_doorbell_hw(guc); /* Take over from manual control of ELSP (execlists) */ - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { engine->submit_request = i915_guc_submit; /* Replay the current set of previously submitted requests */ diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 91077e426c77..89380c830cc0 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -1058,8 +1058,9 @@ static u32 vlv_wa_c0_ei(struct drm_i915_private *dev_priv, u32 pm_iir) static bool any_waiters(struct drm_i915_private *dev_priv) { struct intel_engine_cs *engine; + enum intel_engine_id id; - for_each_engine(engine, dev_priv) + for_each_engine(engine, dev_priv, id) if (intel_engine_has_waiter(engine)) return true; @@ -1257,20 +1258,20 @@ static void ilk_gt_irq_handler(struct drm_i915_private *dev_priv, u32 gt_iir) { if (gt_iir & GT_RENDER_USER_INTERRUPT) - notify_ring(&dev_priv->engine[RCS]); + notify_ring(dev_priv->engine[RCS]); if (gt_iir & ILK_BSD_USER_INTERRUPT) - notify_ring(&dev_priv->engine[VCS]); + notify_ring(dev_priv->engine[VCS]); } static void snb_gt_irq_handler(struct drm_i915_private *dev_priv, u32 gt_iir) { if (gt_iir & GT_RENDER_USER_INTERRUPT) - notify_ring(&dev_priv->engine[RCS]); + notify_ring(dev_priv->engine[RCS]); if (gt_iir & GT_BSD_USER_INTERRUPT) - notify_ring(&dev_priv->engine[VCS]); + notify_ring(dev_priv->engine[VCS]); if (gt_iir & GT_BLT_USER_INTERRUPT) - notify_ring(&dev_priv->engine[BCS]); + notify_ring(dev_priv->engine[BCS]); if (gt_iir & (GT_BLT_CS_ERROR_INTERRUPT | GT_BSD_CS_ERROR_INTERRUPT | @@ -1340,21 +1341,21 @@ static void gen8_gt_irq_handler(struct drm_i915_private *dev_priv, u32 gt_iir[4]) { if (gt_iir[0]) { - gen8_cs_irq_handler(&dev_priv->engine[RCS], + gen8_cs_irq_handler(dev_priv->engine[RCS], gt_iir[0], GEN8_RCS_IRQ_SHIFT); - gen8_cs_irq_handler(&dev_priv->engine[BCS], + gen8_cs_irq_handler(dev_priv->engine[BCS], gt_iir[0], GEN8_BCS_IRQ_SHIFT); } if (gt_iir[1]) { - gen8_cs_irq_handler(&dev_priv->engine[VCS], + gen8_cs_irq_handler(dev_priv->engine[VCS], gt_iir[1], GEN8_VCS1_IRQ_SHIFT); - gen8_cs_irq_handler(&dev_priv->engine[VCS2], + gen8_cs_irq_handler(dev_priv->engine[VCS2], gt_iir[1], GEN8_VCS2_IRQ_SHIFT); } if (gt_iir[3]) - gen8_cs_irq_handler(&dev_priv->engine[VECS], + gen8_cs_irq_handler(dev_priv->engine[VECS], gt_iir[3], GEN8_VECS_IRQ_SHIFT); if (gt_iir[2] & dev_priv->pm_rps_events) @@ -1598,7 +1599,7 @@ static void gen6_rps_irq_handler(struct drm_i915_private *dev_priv, u32 pm_iir) if (HAS_VEBOX(dev_priv)) { if (pm_iir & PM_VEBOX_USER_INTERRUPT) - notify_ring(&dev_priv->engine[VECS]); + notify_ring(dev_priv->engine[VECS]); if (pm_iir & PM_VEBOX_CS_ERROR_INTERRUPT) DRM_DEBUG("Command parser error, pm_iir 0x%08x\n", pm_iir); @@ -2588,7 +2589,7 @@ static void i915_report_and_clear_eir(struct drm_i915_private *dev_priv) pr_err("render error detected, EIR: 0x%08x\n", eir); - intel_engine_get_instdone(&dev_priv->engine[RCS], &instdone); + intel_engine_get_instdone(dev_priv->engine[RCS], &instdone); if (IS_G4X(dev_priv)) { if (eir & (GM45_ERROR_MEM_PRIV | GM45_ERROR_CP_PRIV)) { @@ -2833,9 +2834,10 @@ semaphore_wait_to_signaller_ring(struct intel_engine_cs *engine, u32 ipehr, { struct drm_i915_private *dev_priv = engine->i915; struct intel_engine_cs *signaller; + enum intel_engine_id id; if (INTEL_GEN(dev_priv) >= 8) { - for_each_engine(signaller, dev_priv) { + for_each_engine(signaller, dev_priv, id) { if (engine == signaller) continue; @@ -2845,7 +2847,7 @@ semaphore_wait_to_signaller_ring(struct intel_engine_cs *engine, u32 ipehr, } else { u32 sync_bits = ipehr & MI_SEMAPHORE_SYNC_MASK; - for_each_engine(signaller, dev_priv) { + for_each_engine(signaller, dev_priv, id) { if(engine == signaller) continue; @@ -2966,8 +2968,9 @@ static int semaphore_passed(struct intel_engine_cs *engine) static void semaphore_clear_deadlocks(struct drm_i915_private *dev_priv) { struct intel_engine_cs *engine; + enum intel_engine_id id; - for_each_engine(engine, dev_priv) + for_each_engine(engine, dev_priv, id) engine->hangcheck.deadlock = 0; } @@ -3094,6 +3097,7 @@ static void i915_hangcheck_elapsed(struct work_struct *work) container_of(work, typeof(*dev_priv), gpu_error.hangcheck_work.work); struct intel_engine_cs *engine; + enum intel_engine_id id; unsigned int hung = 0, stuck = 0; int busy_count = 0; #define BUSY 1 @@ -3113,7 +3117,7 @@ static void i915_hangcheck_elapsed(struct work_struct *work) */ intel_uncore_arm_unclaimed_mmio_detection(dev_priv); - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { bool busy = intel_engine_has_waiter(engine); u64 acthd; u32 seqno; @@ -4004,7 +4008,7 @@ static irqreturn_t i8xx_irq_handler(int irq, void *arg) new_iir = I915_READ16(IIR); /* Flush posted writes */ if (iir & I915_USER_INTERRUPT) - notify_ring(&dev_priv->engine[RCS]); + notify_ring(dev_priv->engine[RCS]); for_each_pipe(dev_priv, pipe) { int plane = pipe; @@ -4201,7 +4205,7 @@ static irqreturn_t i915_irq_handler(int irq, void *arg) new_iir = I915_READ(IIR); /* Flush posted writes */ if (iir & I915_USER_INTERRUPT) - notify_ring(&dev_priv->engine[RCS]); + notify_ring(dev_priv->engine[RCS]); for_each_pipe(dev_priv, pipe) { int plane = pipe; @@ -4433,9 +4437,9 @@ static irqreturn_t i965_irq_handler(int irq, void *arg) new_iir = I915_READ(IIR); /* Flush posted writes */ if (iir & I915_USER_INTERRUPT) - notify_ring(&dev_priv->engine[RCS]); + notify_ring(dev_priv->engine[RCS]); if (iir & I915_BSD_USER_INTERRUPT) - notify_ring(&dev_priv->engine[VCS]); + notify_ring(dev_priv->engine[VCS]); for_each_pipe(dev_priv, pipe) { if (pipe_stats[pipe] & PIPE_START_VBLANK_INTERRUPT_STATUS && diff --git a/drivers/gpu/drm/i915/intel_breadcrumbs.c b/drivers/gpu/drm/i915/intel_breadcrumbs.c index 495611b7068d..23fc1042fed4 100644 --- a/drivers/gpu/drm/i915/intel_breadcrumbs.c +++ b/drivers/gpu/drm/i915/intel_breadcrumbs.c @@ -621,6 +621,7 @@ void intel_engine_fini_breadcrumbs(struct intel_engine_cs *engine) unsigned int intel_kick_waiters(struct drm_i915_private *i915) { struct intel_engine_cs *engine; + enum intel_engine_id id; unsigned int mask = 0; /* To avoid the task_struct disappearing beneath us as we wake up @@ -628,7 +629,7 @@ unsigned int intel_kick_waiters(struct drm_i915_private *i915) * RCU lock, i.e. as we call wake_up_process() we must be holding the * rcu_read_lock(). */ - for_each_engine(engine, i915) + for_each_engine(engine, i915, id) if (unlikely(intel_engine_wakeup(engine))) mask |= intel_engine_flag(engine); @@ -638,9 +639,10 @@ unsigned int intel_kick_waiters(struct drm_i915_private *i915) unsigned int intel_kick_signalers(struct drm_i915_private *i915) { struct intel_engine_cs *engine; + enum intel_engine_id id; unsigned int mask = 0; - for_each_engine(engine, i915) { + for_each_engine(engine, i915, id) { if (unlikely(READ_ONCE(engine->breadcrumbs.first_signal))) { wake_up_process(engine->breadcrumbs.signaler); mask |= intel_engine_flag(engine); diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index cfcb03f82016..645a779b7ea4 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -12243,19 +12243,19 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, work->flip_count = I915_READ(PIPE_FLIPCOUNT_G4X(pipe)) + 1; if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) { - engine = &dev_priv->engine[BCS]; + engine = dev_priv->engine[BCS]; if (fb->modifier[0] != old_fb->modifier[0]) /* vlv: DISPLAY_FLIP fails to change tiling */ engine = NULL; } else if (IS_IVYBRIDGE(dev) || IS_HASWELL(dev)) { - engine = &dev_priv->engine[BCS]; + engine = dev_priv->engine[BCS]; } else if (INTEL_INFO(dev)->gen >= 7) { engine = i915_gem_active_get_engine(&obj->last_write, &obj->base.dev->struct_mutex); if (engine == NULL || engine->id != RCS) - engine = &dev_priv->engine[BCS]; + engine = dev_priv->engine[BCS]; } else { - engine = &dev_priv->engine[RCS]; + engine = dev_priv->engine[RCS]; } mmio_flip = use_mmio_flip(engine, obj); diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c index 1d597feba97f..fba6edd9f819 100644 --- a/drivers/gpu/drm/i915/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/intel_engine_cs.c @@ -82,12 +82,17 @@ static const struct engine_info { }, }; -static struct intel_engine_cs * +static int intel_engine_setup(struct drm_i915_private *dev_priv, enum intel_engine_id id) { const struct engine_info *info = &intel_engines[id]; - struct intel_engine_cs *engine = &dev_priv->engine[id]; + struct intel_engine_cs *engine; + + GEM_BUG_ON(dev_priv->engine[id]); + engine = kzalloc(sizeof(*engine), GFP_KERNEL); + if (!engine) + return -ENOMEM; engine->id = id; engine->i915 = dev_priv; @@ -97,7 +102,8 @@ intel_engine_setup(struct drm_i915_private *dev_priv, engine->mmio_base = info->mmio_base; engine->irq_shift = info->irq_shift; - return engine; + dev_priv->engine[id] = engine; + return 0; } /** @@ -112,6 +118,8 @@ int intel_engines_init(struct drm_device *dev) struct intel_device_info *device_info = mkwrite_device_info(dev_priv); unsigned int mask = 0; int (*init)(struct intel_engine_cs *engine); + struct intel_engine_cs *engine; + enum intel_engine_id id; unsigned int i; int ret; @@ -131,7 +139,11 @@ int intel_engines_init(struct drm_device *dev) if (!init) continue; - ret = init(intel_engine_setup(dev_priv, i)); + ret = intel_engine_setup(dev_priv, i); + if (ret) + goto cleanup; + + ret = init(dev_priv->engine[i]); if (ret) goto cleanup; @@ -151,11 +163,11 @@ int intel_engines_init(struct drm_device *dev) return 0; cleanup: - for (i = 0; i < I915_NUM_ENGINES; i++) { + for_each_engine(engine, dev_priv, id) { if (i915.enable_execlists) - intel_logical_ring_cleanup(&dev_priv->engine[i]); + intel_logical_ring_cleanup(engine); else - intel_engine_cleanup(&dev_priv->engine[i]); + intel_engine_cleanup(engine); } return ret; diff --git a/drivers/gpu/drm/i915/intel_guc_loader.c b/drivers/gpu/drm/i915/intel_guc_loader.c index 7ace96be82a8..95c6751d598d 100644 --- a/drivers/gpu/drm/i915/intel_guc_loader.c +++ b/drivers/gpu/drm/i915/intel_guc_loader.c @@ -100,12 +100,13 @@ const char *intel_guc_fw_status_repr(enum intel_guc_fw_status status) static void guc_interrupts_release(struct drm_i915_private *dev_priv) { struct intel_engine_cs *engine; + enum intel_engine_id id; int irqs; /* tell all command streamers NOT to forward interrupts or vblank to GuC */ irqs = _MASKED_FIELD(GFX_FORWARD_VBLANK_MASK, GFX_FORWARD_VBLANK_NEVER); irqs |= _MASKED_BIT_DISABLE(GFX_INTERRUPT_STEERING); - for_each_engine(engine, dev_priv) + for_each_engine(engine, dev_priv, id) I915_WRITE(RING_MODE_GEN7(engine), irqs); /* route all GT interrupts to the host */ @@ -117,12 +118,13 @@ static void guc_interrupts_release(struct drm_i915_private *dev_priv) static void guc_interrupts_capture(struct drm_i915_private *dev_priv) { struct intel_engine_cs *engine; + enum intel_engine_id id; int irqs; u32 tmp; /* tell all command streamers to forward interrupts (but not vblank) to GuC */ irqs = _MASKED_BIT_ENABLE(GFX_INTERRUPT_STEERING); - for_each_engine(engine, dev_priv) + for_each_engine(engine, dev_priv, id) I915_WRITE(RING_MODE_GEN7(engine), irqs); /* route USER_INTERRUPT to Host, all others are sent to GuC. */ diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 10fcea57e4dd..bc86585b9fbb 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -1648,9 +1648,6 @@ void intel_logical_ring_cleanup(struct intel_engine_cs *engine) { struct drm_i915_private *dev_priv; - if (!intel_engine_initialized(engine)) - return; - /* * Tasklet cannot be active at this point due intel_mark_active/idle * so this is just for documentation. @@ -1677,13 +1674,16 @@ void intel_logical_ring_cleanup(struct intel_engine_cs *engine) lrc_destroy_wa_ctx_obj(engine); engine->i915 = NULL; + dev_priv->engine[engine->id] = NULL; + kfree(engine); } void intel_execlists_enable_submission(struct drm_i915_private *dev_priv) { struct intel_engine_cs *engine; + enum intel_engine_id id; - for_each_engine(engine, dev_priv) + for_each_engine(engine, dev_priv, id) engine->submit_request = execlists_submit_request; } @@ -2151,6 +2151,7 @@ void intel_lr_context_resume(struct drm_i915_private *dev_priv) { struct intel_engine_cs *engine; struct i915_gem_context *ctx; + enum intel_engine_id id; /* Because we emit WA_TAIL_DWORDS there may be a disparity * between our bookkeeping in ce->ring->head and ce->ring->tail and @@ -2163,7 +2164,7 @@ void intel_lr_context_resume(struct drm_i915_private *dev_priv) * simplicity, we just zero everything out. */ list_for_each_entry(ctx, &dev_priv->context_list, link) { - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { struct intel_context *ce = &ctx->engine[engine->id]; u32 *reg; diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c index 8c411bfc3b3f..25bcd4a178d3 100644 --- a/drivers/gpu/drm/i915/intel_overlay.c +++ b/drivers/gpu/drm/i915/intel_overlay.c @@ -233,7 +233,7 @@ static int intel_overlay_do_wait_request(struct intel_overlay *overlay, static struct drm_i915_gem_request *alloc_request(struct intel_overlay *overlay) { struct drm_i915_private *dev_priv = overlay->i915; - struct intel_engine_cs *engine = &dev_priv->engine[RCS]; + struct intel_engine_cs *engine = dev_priv->engine[RCS]; return i915_gem_request_alloc(engine, dev_priv->kernel_context); } diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 38081387802d..15f21c6eb4f4 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -5367,6 +5367,7 @@ static void gen9_enable_rps(struct drm_i915_private *dev_priv) static void gen9_enable_rc6(struct drm_i915_private *dev_priv) { struct intel_engine_cs *engine; + enum intel_engine_id id; uint32_t rc6_mask = 0; /* 1a: Software RC state - RC0 */ @@ -5388,7 +5389,7 @@ static void gen9_enable_rc6(struct drm_i915_private *dev_priv) I915_WRITE(GEN6_RC6_WAKE_RATE_LIMIT, 54 << 16); I915_WRITE(GEN6_RC_EVALUATION_INTERVAL, 125000); /* 12500 * 1280ns */ I915_WRITE(GEN6_RC_IDLE_HYSTERSIS, 25); /* 25 * 1280ns */ - for_each_engine(engine, dev_priv) + for_each_engine(engine, dev_priv, id) I915_WRITE(RING_MAX_IDLE(engine->mmio_base), 10); if (HAS_GUC(dev_priv)) @@ -5433,6 +5434,7 @@ static void gen9_enable_rc6(struct drm_i915_private *dev_priv) static void gen8_enable_rps(struct drm_i915_private *dev_priv) { struct intel_engine_cs *engine; + enum intel_engine_id id; uint32_t rc6_mask = 0; /* 1a: Software RC state - RC0 */ @@ -5449,7 +5451,7 @@ static void gen8_enable_rps(struct drm_i915_private *dev_priv) I915_WRITE(GEN6_RC6_WAKE_RATE_LIMIT, 40 << 16); I915_WRITE(GEN6_RC_EVALUATION_INTERVAL, 125000); /* 12500 * 1280ns */ I915_WRITE(GEN6_RC_IDLE_HYSTERSIS, 25); /* 25 * 1280ns */ - for_each_engine(engine, dev_priv) + for_each_engine(engine, dev_priv, id) I915_WRITE(RING_MAX_IDLE(engine->mmio_base), 10); I915_WRITE(GEN6_RC_SLEEP, 0); if (IS_BROADWELL(dev_priv)) @@ -5509,6 +5511,7 @@ static void gen8_enable_rps(struct drm_i915_private *dev_priv) static void gen6_enable_rps(struct drm_i915_private *dev_priv) { struct intel_engine_cs *engine; + enum intel_engine_id id; u32 rc6vids, rc6_mask = 0; u32 gtfifodbg; int rc6_mode; @@ -5542,7 +5545,7 @@ static void gen6_enable_rps(struct drm_i915_private *dev_priv) I915_WRITE(GEN6_RC_EVALUATION_INTERVAL, 125000); I915_WRITE(GEN6_RC_IDLE_HYSTERSIS, 25); - for_each_engine(engine, dev_priv) + for_each_engine(engine, dev_priv, id) I915_WRITE(RING_MAX_IDLE(engine->mmio_base), 10); I915_WRITE(GEN6_RC_SLEEP, 0); @@ -5991,6 +5994,7 @@ static void valleyview_cleanup_gt_powersave(struct drm_i915_private *dev_priv) static void cherryview_enable_rps(struct drm_i915_private *dev_priv) { struct intel_engine_cs *engine; + enum intel_engine_id id; u32 gtfifodbg, val, rc6_mode = 0, pcbr; WARN_ON(!mutex_is_locked(&dev_priv->rps.hw_lock)); @@ -6017,7 +6021,7 @@ static void cherryview_enable_rps(struct drm_i915_private *dev_priv) I915_WRITE(GEN6_RC_EVALUATION_INTERVAL, 125000); /* 12500 * 1280ns */ I915_WRITE(GEN6_RC_IDLE_HYSTERSIS, 25); /* 25 * 1280ns */ - for_each_engine(engine, dev_priv) + for_each_engine(engine, dev_priv, id) I915_WRITE(RING_MAX_IDLE(engine->mmio_base), 10); I915_WRITE(GEN6_RC_SLEEP, 0); @@ -6079,6 +6083,7 @@ static void cherryview_enable_rps(struct drm_i915_private *dev_priv) static void valleyview_enable_rps(struct drm_i915_private *dev_priv) { struct intel_engine_cs *engine; + enum intel_engine_id id; u32 gtfifodbg, val, rc6_mode = 0; WARN_ON(!mutex_is_locked(&dev_priv->rps.hw_lock)); @@ -6118,7 +6123,7 @@ static void valleyview_enable_rps(struct drm_i915_private *dev_priv) I915_WRITE(GEN6_RC_EVALUATION_INTERVAL, 125000); I915_WRITE(GEN6_RC_IDLE_HYSTERSIS, 25); - for_each_engine(engine, dev_priv) + for_each_engine(engine, dev_priv, id) I915_WRITE(RING_MAX_IDLE(engine->mmio_base), 10); I915_WRITE(GEN6_RC6_THRESHOLD, 0x557); @@ -6801,7 +6806,7 @@ static void __intel_autoenable_gt_powersave(struct work_struct *work) if (READ_ONCE(dev_priv->rps.enabled)) goto out; - rcs = &dev_priv->engine[RCS]; + rcs = dev_priv->engine[RCS]; if (rcs->last_context) goto out; diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 729f373782e2..e107455b0168 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -1228,7 +1228,7 @@ static int gen8_rcs_signal(struct drm_i915_gem_request *req) if (ret) return ret; - for_each_engine_id(waiter, dev_priv, id) { + for_each_engine(waiter, dev_priv, id) { u64 gtt_offset = req->engine->semaphore.signal_ggtt[id]; if (gtt_offset == MI_SEMAPHORE_SYNC_INVALID) continue; @@ -1265,7 +1265,7 @@ static int gen8_xcs_signal(struct drm_i915_gem_request *req) if (ret) return ret; - for_each_engine_id(waiter, dev_priv, id) { + for_each_engine(waiter, dev_priv, id) { u64 gtt_offset = req->engine->semaphore.signal_ggtt[id]; if (gtt_offset == MI_SEMAPHORE_SYNC_INVALID) continue; @@ -1292,6 +1292,7 @@ static int gen6_signal(struct drm_i915_gem_request *req) struct intel_ring *ring = req->ring; struct drm_i915_private *dev_priv = req->i915; struct intel_engine_cs *engine; + enum intel_engine_id id; int ret, num_rings; num_rings = INTEL_INFO(dev_priv)->num_rings; @@ -1299,7 +1300,7 @@ static int gen6_signal(struct drm_i915_gem_request *req) if (ret) return ret; - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { i915_reg_t mbox_reg; if (!(BIT(engine->hw_id) & GEN6_SEMAPHORES_MASK)) @@ -2091,9 +2092,6 @@ void intel_engine_cleanup(struct intel_engine_cs *engine) { struct drm_i915_private *dev_priv; - if (!intel_engine_initialized(engine)) - return; - dev_priv = engine->i915; if (engine->buffer) { @@ -2120,13 +2118,16 @@ void intel_engine_cleanup(struct intel_engine_cs *engine) intel_ring_context_unpin(dev_priv->kernel_context, engine); engine->i915 = NULL; + dev_priv->engine[engine->id] = NULL; + kfree(engine); } void intel_legacy_submission_resume(struct drm_i915_private *dev_priv) { struct intel_engine_cs *engine; + enum intel_engine_id id; - for_each_engine(engine, dev_priv) { + for_each_engine(engine, dev_priv, id) { engine->buffer->head = engine->buffer->tail; engine->buffer->last_retired_head = -1; } diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index 36eff9765cc2..32b2e6332ccf 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -395,12 +395,6 @@ struct intel_engine_cs { u32 (*get_cmd_length_mask)(u32 cmd_header); }; -static inline bool -intel_engine_initialized(const struct intel_engine_cs *engine) -{ - return engine->i915 != NULL; -} - static inline unsigned intel_engine_flag(const struct intel_engine_cs *engine) { @@ -421,7 +415,7 @@ intel_engine_sync_index(struct intel_engine_cs *engine, * vcs2 -> 0 = rcs, 1 = vcs, 2 = bcs, 3 = vecs; */ - idx = (other - engine) - 1; + idx = (other->id - engine->id) - 1; if (idx < 0) idx += I915_NUM_ENGINES; -- cgit v1.2.3 From 28a60dee2ce6021fa6b304bc6761b71120635ad8 Mon Sep 17 00:00:00 2001 From: Zhi Wang Date: Fri, 2 Sep 2016 12:41:29 +0800 Subject: drm/i915/gvt: vGPU HW resource management This patch introduces the GVT-g vGPU HW resource management. Under GVT-g virtualizaion environment, each vGPU requires portions HW resources, including aperture, hidden GM space, and fence registers. When creating a vGPU, GVT-g will request these HW resources from host, and return them to host after a vGPU is destroyed. Signed-off-by: Zhi Wang Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/Makefile | 2 +- drivers/gpu/drm/i915/gvt/aperture_gm.c | 341 +++++++++++++++++++++++++++++++++ drivers/gpu/drm/i915/gvt/debug.h | 3 + drivers/gpu/drm/i915/gvt/gvt.c | 5 +- drivers/gpu/drm/i915/gvt/gvt.h | 89 +++++++++ drivers/gpu/drm/i915/intel_gvt.h | 1 + 6 files changed, 439 insertions(+), 2 deletions(-) create mode 100644 drivers/gpu/drm/i915/gvt/aperture_gm.c (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/Makefile b/drivers/gpu/drm/i915/gvt/Makefile index d0f21a6ad60d..867910902b82 100644 --- a/drivers/gpu/drm/i915/gvt/Makefile +++ b/drivers/gpu/drm/i915/gvt/Makefile @@ -1,5 +1,5 @@ GVT_DIR := gvt -GVT_SOURCE := gvt.o +GVT_SOURCE := gvt.o aperture_gm.o ccflags-y += -I$(src) -I$(src)/$(GVT_DIR) -Wall i915-y += $(addprefix $(GVT_DIR)/, $(GVT_SOURCE)) diff --git a/drivers/gpu/drm/i915/gvt/aperture_gm.c b/drivers/gpu/drm/i915/gvt/aperture_gm.c new file mode 100644 index 000000000000..e0211f83bd93 --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/aperture_gm.c @@ -0,0 +1,341 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Kevin Tian + * Dexuan Cui + * + * Contributors: + * Pei Zhang + * Min He + * Niu Bing + * Yulei Zhang + * Zhenyu Wang + * Zhi Wang + * + */ + +#include "i915_drv.h" + +#define MB_TO_BYTES(mb) ((mb) << 20ULL) +#define BYTES_TO_MB(b) ((b) >> 20ULL) + +#define HOST_LOW_GM_SIZE MB_TO_BYTES(128) +#define HOST_HIGH_GM_SIZE MB_TO_BYTES(384) +#define HOST_FENCE 4 + +static int alloc_gm(struct intel_vgpu *vgpu, bool high_gm) +{ + struct intel_gvt *gvt = vgpu->gvt; + struct drm_i915_private *dev_priv = gvt->dev_priv; + u32 alloc_flag, search_flag; + u64 start, end, size; + struct drm_mm_node *node; + int retried = 0; + int ret; + + if (high_gm) { + search_flag = DRM_MM_SEARCH_BELOW; + alloc_flag = DRM_MM_CREATE_TOP; + node = &vgpu->gm.high_gm_node; + size = vgpu_hidden_sz(vgpu); + start = gvt_hidden_gmadr_base(gvt); + end = gvt_hidden_gmadr_end(gvt); + } else { + search_flag = DRM_MM_SEARCH_DEFAULT; + alloc_flag = DRM_MM_CREATE_DEFAULT; + node = &vgpu->gm.low_gm_node; + size = vgpu_aperture_sz(vgpu); + start = gvt_aperture_gmadr_base(gvt); + end = gvt_aperture_gmadr_end(gvt); + } + + mutex_lock(&dev_priv->drm.struct_mutex); +search_again: + ret = drm_mm_insert_node_in_range_generic(&dev_priv->ggtt.base.mm, + node, size, 4096, 0, + start, end, search_flag, + alloc_flag); + if (ret) { + ret = i915_gem_evict_something(&dev_priv->ggtt.base, + size, 4096, 0, start, end, 0); + if (ret == 0 && ++retried < 3) + goto search_again; + + gvt_err("fail to alloc %s gm space from host, retried %d\n", + high_gm ? "high" : "low", retried); + } + mutex_unlock(&dev_priv->drm.struct_mutex); + return ret; +} + +static int alloc_vgpu_gm(struct intel_vgpu *vgpu) +{ + struct intel_gvt *gvt = vgpu->gvt; + struct drm_i915_private *dev_priv = gvt->dev_priv; + int ret; + + ret = alloc_gm(vgpu, false); + if (ret) + return ret; + + ret = alloc_gm(vgpu, true); + if (ret) + goto out_free_aperture; + + gvt_dbg_core("vgpu%d: alloc low GM start %llx size %llx\n", vgpu->id, + vgpu_aperture_offset(vgpu), vgpu_aperture_sz(vgpu)); + + gvt_dbg_core("vgpu%d: alloc high GM start %llx size %llx\n", vgpu->id, + vgpu_hidden_offset(vgpu), vgpu_hidden_sz(vgpu)); + + return 0; +out_free_aperture: + mutex_lock(&dev_priv->drm.struct_mutex); + drm_mm_remove_node(&vgpu->gm.low_gm_node); + mutex_unlock(&dev_priv->drm.struct_mutex); + return ret; +} + +static void free_vgpu_gm(struct intel_vgpu *vgpu) +{ + struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; + + mutex_lock(&dev_priv->drm.struct_mutex); + drm_mm_remove_node(&vgpu->gm.low_gm_node); + drm_mm_remove_node(&vgpu->gm.high_gm_node); + mutex_unlock(&dev_priv->drm.struct_mutex); +} + +/** + * intel_vgpu_write_fence - write fence registers owned by a vGPU + * @vgpu: vGPU instance + * @fence: vGPU fence register number + * @value: Fence register value to be written + * + * This function is used to write fence registers owned by a vGPU. The vGPU + * fence register number will be translated into HW fence register number. + * + */ +void intel_vgpu_write_fence(struct intel_vgpu *vgpu, + u32 fence, u64 value) +{ + struct intel_gvt *gvt = vgpu->gvt; + struct drm_i915_private *dev_priv = gvt->dev_priv; + struct drm_i915_fence_reg *reg; + i915_reg_t fence_reg_lo, fence_reg_hi; + + if (WARN_ON(fence > vgpu_fence_sz(vgpu))) + return; + + reg = vgpu->fence.regs[fence]; + if (WARN_ON(!reg)) + return; + + fence_reg_lo = FENCE_REG_GEN6_LO(reg->id); + fence_reg_hi = FENCE_REG_GEN6_HI(reg->id); + + I915_WRITE(fence_reg_lo, 0); + POSTING_READ(fence_reg_lo); + + I915_WRITE(fence_reg_hi, upper_32_bits(value)); + I915_WRITE(fence_reg_lo, lower_32_bits(value)); + POSTING_READ(fence_reg_lo); +} + +static void free_vgpu_fence(struct intel_vgpu *vgpu) +{ + struct intel_gvt *gvt = vgpu->gvt; + struct drm_i915_private *dev_priv = gvt->dev_priv; + struct drm_i915_fence_reg *reg; + u32 i; + + if (WARN_ON(!vgpu_fence_sz(vgpu))) + return; + + mutex_lock(&dev_priv->drm.struct_mutex); + for (i = 0; i < vgpu_fence_sz(vgpu); i++) { + reg = vgpu->fence.regs[i]; + intel_vgpu_write_fence(vgpu, i, 0); + list_add_tail(®->link, + &dev_priv->mm.fence_list); + } + mutex_unlock(&dev_priv->drm.struct_mutex); +} + +static int alloc_vgpu_fence(struct intel_vgpu *vgpu) +{ + struct intel_gvt *gvt = vgpu->gvt; + struct drm_i915_private *dev_priv = gvt->dev_priv; + struct drm_i915_fence_reg *reg; + int i; + struct list_head *pos, *q; + + /* Request fences from host */ + mutex_lock(&dev_priv->drm.struct_mutex); + i = 0; + list_for_each_safe(pos, q, &dev_priv->mm.fence_list) { + reg = list_entry(pos, struct drm_i915_fence_reg, link); + if (reg->pin_count || reg->vma) + continue; + list_del(pos); + vgpu->fence.regs[i] = reg; + intel_vgpu_write_fence(vgpu, i, 0); + if (++i == vgpu_fence_sz(vgpu)) + break; + } + if (i != vgpu_fence_sz(vgpu)) + goto out_free_fence; + + mutex_unlock(&dev_priv->drm.struct_mutex); + return 0; +out_free_fence: + /* Return fences to host, if fail */ + for (i = 0; i < vgpu_fence_sz(vgpu); i++) { + reg = vgpu->fence.regs[i]; + if (!reg) + continue; + list_add_tail(®->link, + &dev_priv->mm.fence_list); + } + mutex_unlock(&dev_priv->drm.struct_mutex); + return -ENOSPC; +} + +static void free_resource(struct intel_vgpu *vgpu) +{ + struct intel_gvt *gvt = vgpu->gvt; + + gvt->gm.vgpu_allocated_low_gm_size -= vgpu_aperture_sz(vgpu); + gvt->gm.vgpu_allocated_high_gm_size -= vgpu_hidden_sz(vgpu); + gvt->fence.vgpu_allocated_fence_num -= vgpu_fence_sz(vgpu); +} + +static int alloc_resource(struct intel_vgpu *vgpu, + struct intel_vgpu_creation_params *param) +{ + struct intel_gvt *gvt = vgpu->gvt; + unsigned long request, avail, max, taken; + const char *item; + + if (!param->low_gm_sz || !param->high_gm_sz || !param->fence_sz) { + gvt_err("Invalid vGPU creation params\n"); + return -EINVAL; + } + + item = "low GM space"; + max = gvt_aperture_sz(gvt) - HOST_LOW_GM_SIZE; + taken = gvt->gm.vgpu_allocated_low_gm_size; + avail = max - taken; + request = MB_TO_BYTES(param->low_gm_sz); + + if (request > avail) + goto no_enough_resource; + + vgpu_aperture_sz(vgpu) = request; + + item = "high GM space"; + max = gvt_hidden_sz(gvt) - HOST_HIGH_GM_SIZE; + taken = gvt->gm.vgpu_allocated_high_gm_size; + avail = max - taken; + request = MB_TO_BYTES(param->high_gm_sz); + + if (request > avail) + goto no_enough_resource; + + vgpu_hidden_sz(vgpu) = request; + + item = "fence"; + max = gvt_fence_sz(gvt) - HOST_FENCE; + taken = gvt->fence.vgpu_allocated_fence_num; + avail = max - taken; + request = param->fence_sz; + + if (request > avail) + goto no_enough_resource; + + vgpu_fence_sz(vgpu) = request; + + gvt->gm.vgpu_allocated_low_gm_size += MB_TO_BYTES(param->low_gm_sz); + gvt->gm.vgpu_allocated_high_gm_size += MB_TO_BYTES(param->high_gm_sz); + gvt->fence.vgpu_allocated_fence_num += param->fence_sz; + return 0; + +no_enough_resource: + gvt_err("vgpu%d: fail to allocate resource %s\n", vgpu->id, item); + gvt_err("vgpu%d: request %luMB avail %luMB max %luMB taken %luMB\n", + vgpu->id, BYTES_TO_MB(request), BYTES_TO_MB(avail), + BYTES_TO_MB(max), BYTES_TO_MB(taken)); + return -ENOSPC; +} + +/** + * inte_gvt_free_vgpu_resource - free HW resource owned by a vGPU + * @vgpu: a vGPU + * + * This function is used to free the HW resource owned by a vGPU. + * + */ +void intel_vgpu_free_resource(struct intel_vgpu *vgpu) +{ + free_vgpu_gm(vgpu); + free_vgpu_fence(vgpu); + free_resource(vgpu); +} + +/** + * intel_alloc_vgpu_resource - allocate HW resource for a vGPU + * @vgpu: vGPU + * @param: vGPU creation params + * + * This function is used to allocate HW resource for a vGPU. User specifies + * the resource configuration through the creation params. + * + * Returns: + * zero on success, negative error code if failed. + * + */ +int intel_vgpu_alloc_resource(struct intel_vgpu *vgpu, + struct intel_vgpu_creation_params *param) +{ + int ret; + + ret = alloc_resource(vgpu, param); + if (ret) + return ret; + + ret = alloc_vgpu_gm(vgpu); + if (ret) + goto out_free_resource; + + ret = alloc_vgpu_fence(vgpu); + if (ret) + goto out_free_vgpu_gm; + + return 0; + +out_free_vgpu_gm: + free_vgpu_gm(vgpu); +out_free_resource: + free_resource(vgpu); + return ret; +} diff --git a/drivers/gpu/drm/i915/gvt/debug.h b/drivers/gpu/drm/i915/gvt/debug.h index 7ef412be665f..f9f0923feb9e 100644 --- a/drivers/gpu/drm/i915/gvt/debug.h +++ b/drivers/gpu/drm/i915/gvt/debug.h @@ -24,6 +24,9 @@ #ifndef __GVT_DEBUG_H__ #define __GVT_DEBUG_H__ +#define gvt_err(fmt, args...) \ + DRM_ERROR("gvt: "fmt, ##args) + #define gvt_dbg_core(fmt, args...) \ DRM_DEBUG_DRIVER("gvt: core: "fmt, ##args) diff --git a/drivers/gpu/drm/i915/gvt/gvt.c b/drivers/gpu/drm/i915/gvt/gvt.c index 927f4579f5b6..6ec5b937af63 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.c +++ b/drivers/gpu/drm/i915/gvt/gvt.c @@ -84,7 +84,7 @@ int intel_gvt_init_host(void) static void init_device_info(struct intel_gvt *gvt) { - if (IS_BROADWELL(gvt->dev_priv)) + if (IS_BROADWELL(gvt->dev_priv) || IS_SKYLAKE(gvt->dev_priv)) gvt->device_info.max_support_vgpus = 8; /* This function will grow large in GVT device model patches. */ } @@ -135,6 +135,9 @@ int intel_gvt_init_device(struct drm_i915_private *dev_priv) gvt_dbg_core("init gvt device\n"); + mutex_init(&gvt->lock); + gvt->dev_priv = dev_priv; + init_device_info(gvt); /* * Other initialization of GVT components will be introduce here. diff --git a/drivers/gpu/drm/i915/gvt/gvt.h b/drivers/gpu/drm/i915/gvt/gvt.h index fb619a6e519d..f42cdf74d577 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.h +++ b/drivers/gpu/drm/i915/gvt/gvt.h @@ -48,10 +48,39 @@ struct intel_gvt_device_info { /* This data structure will grow bigger in GVT device model patches */ }; +/* GM resources owned by a vGPU */ +struct intel_vgpu_gm { + u64 aperture_sz; + u64 hidden_sz; + struct drm_mm_node low_gm_node; + struct drm_mm_node high_gm_node; +}; + +#define INTEL_GVT_MAX_NUM_FENCES 32 + +/* Fences owned by a vGPU */ +struct intel_vgpu_fence { + struct drm_i915_fence_reg *regs[INTEL_GVT_MAX_NUM_FENCES]; + u32 base; + u32 size; +}; + struct intel_vgpu { struct intel_gvt *gvt; int id; unsigned long handle; /* vGPU handle used by hypervisor MPT modules */ + + struct intel_vgpu_fence fence; + struct intel_vgpu_gm gm; +}; + +struct intel_gvt_gm { + unsigned long vgpu_allocated_low_gm_size; + unsigned long vgpu_allocated_high_gm_size; +}; + +struct intel_gvt_fence { + unsigned long vgpu_allocated_fence_num; }; struct intel_gvt { @@ -62,8 +91,68 @@ struct intel_gvt { struct idr vgpu_idr; /* vGPU IDR pool */ struct intel_gvt_device_info device_info; + struct intel_gvt_gm gm; + struct intel_gvt_fence fence; }; +/* Aperture/GM space definitions for GVT device */ +#define gvt_aperture_sz(gvt) (gvt->dev_priv->ggtt.mappable_end) +#define gvt_aperture_pa_base(gvt) (gvt->dev_priv->ggtt.mappable_base) + +#define gvt_ggtt_gm_sz(gvt) (gvt->dev_priv->ggtt.base.total) +#define gvt_hidden_sz(gvt) (gvt_ggtt_gm_sz(gvt) - gvt_aperture_sz(gvt)) + +#define gvt_aperture_gmadr_base(gvt) (0) +#define gvt_aperture_gmadr_end(gvt) (gvt_aperture_gmadr_base(gvt) \ + + gvt_aperture_sz(gvt) - 1) + +#define gvt_hidden_gmadr_base(gvt) (gvt_aperture_gmadr_base(gvt) \ + + gvt_aperture_sz(gvt)) +#define gvt_hidden_gmadr_end(gvt) (gvt_hidden_gmadr_base(gvt) \ + + gvt_hidden_sz(gvt) - 1) + +#define gvt_fence_sz(gvt) (gvt->dev_priv->num_fence_regs) + +/* Aperture/GM space definitions for vGPU */ +#define vgpu_aperture_offset(vgpu) ((vgpu)->gm.low_gm_node.start) +#define vgpu_hidden_offset(vgpu) ((vgpu)->gm.high_gm_node.start) +#define vgpu_aperture_sz(vgpu) ((vgpu)->gm.aperture_sz) +#define vgpu_hidden_sz(vgpu) ((vgpu)->gm.hidden_sz) + +#define vgpu_aperture_pa_base(vgpu) \ + (gvt_aperture_pa_base(vgpu->gvt) + vgpu_aperture_offset(vgpu)) + +#define vgpu_ggtt_gm_sz(vgpu) ((vgpu)->gm.aperture_sz + (vgpu)->gm.hidden_sz) + +#define vgpu_aperture_pa_end(vgpu) \ + (vgpu_aperture_pa_base(vgpu) + vgpu_aperture_sz(vgpu) - 1) + +#define vgpu_aperture_gmadr_base(vgpu) (vgpu_aperture_offset(vgpu)) +#define vgpu_aperture_gmadr_end(vgpu) \ + (vgpu_aperture_gmadr_base(vgpu) + vgpu_aperture_sz(vgpu) - 1) + +#define vgpu_hidden_gmadr_base(vgpu) (vgpu_hidden_offset(vgpu)) +#define vgpu_hidden_gmadr_end(vgpu) \ + (vgpu_hidden_gmadr_base(vgpu) + vgpu_hidden_sz(vgpu) - 1) + +#define vgpu_fence_base(vgpu) (vgpu->fence.base) +#define vgpu_fence_sz(vgpu) (vgpu->fence.size) + +struct intel_vgpu_creation_params { + __u64 handle; + __u64 low_gm_sz; /* in MB */ + __u64 high_gm_sz; /* in MB */ + __u64 fence_sz; + __s32 primary; + __u64 vgpu_id; +}; + +int intel_vgpu_alloc_resource(struct intel_vgpu *vgpu, + struct intel_vgpu_creation_params *param); +void intel_vgpu_free_resource(struct intel_vgpu *vgpu); +void intel_vgpu_write_fence(struct intel_vgpu *vgpu, + u32 fence, u64 value); + #include "mpt.h" #endif diff --git a/drivers/gpu/drm/i915/intel_gvt.h b/drivers/gpu/drm/i915/intel_gvt.h index 960211df74db..0f00105f4c5d 100644 --- a/drivers/gpu/drm/i915/intel_gvt.h +++ b/drivers/gpu/drm/i915/intel_gvt.h @@ -24,6 +24,7 @@ #ifndef _INTEL_GVT_H_ #define _INTEL_GVT_H_ +#include "i915_pvinfo.h" #include "gvt/gvt.h" #ifdef CONFIG_DRM_I915_GVT -- cgit v1.2.3 From 12d14cc43b34706283246917329b2182163ba9aa Mon Sep 17 00:00:00 2001 From: Zhi Wang Date: Tue, 30 Aug 2016 11:06:17 +0800 Subject: drm/i915/gvt: Introduce a framework for tracking HW registers. This patch introduces a framework for tracking HW registers on different GEN platforms. Accesses to GEN HW registers from VMs will be trapped by hypervisor. It will forward these emulation requests to GVT-g device model, which requires this framework to search for related register descriptions. Each MMIO entry in this framework describes a GEN HW registers, e.g. offset, length, whether it contains RO bits, whether it can be accessed by LRIs...and also emulation handlers for emulating register reading and writing. - Use i915 MMIO register definition & statement.(Joonas) Signed-off-by: Zhi Wang Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/Makefile | 2 +- drivers/gpu/drm/i915/gvt/gvt.c | 30 ++++- drivers/gpu/drm/i915/gvt/gvt.h | 20 ++- drivers/gpu/drm/i915/gvt/handlers.c | 247 ++++++++++++++++++++++++++++++++++++ drivers/gpu/drm/i915/gvt/mmio.h | 89 +++++++++++++ 5 files changed, 379 insertions(+), 9 deletions(-) create mode 100644 drivers/gpu/drm/i915/gvt/handlers.c create mode 100644 drivers/gpu/drm/i915/gvt/mmio.h (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/Makefile b/drivers/gpu/drm/i915/gvt/Makefile index 867910902b82..61b5b61f01f5 100644 --- a/drivers/gpu/drm/i915/gvt/Makefile +++ b/drivers/gpu/drm/i915/gvt/Makefile @@ -1,5 +1,5 @@ GVT_DIR := gvt -GVT_SOURCE := gvt.o aperture_gm.o +GVT_SOURCE := gvt.o aperture_gm.o handlers.o ccflags-y += -I$(src) -I$(src)/$(GVT_DIR) -Wall i915-y += $(addprefix $(GVT_DIR)/, $(GVT_SOURCE)) diff --git a/drivers/gpu/drm/i915/gvt/gvt.c b/drivers/gpu/drm/i915/gvt/gvt.c index 6ec5b937af63..9f5c9bd83bc9 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.c +++ b/drivers/gpu/drm/i915/gvt/gvt.c @@ -19,6 +19,15 @@ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. + * + * Authors: + * Kevin Tian + * Eddie Dong + * + * Contributors: + * Niu Bing + * Zhi Wang + * */ #include @@ -84,9 +93,12 @@ int intel_gvt_init_host(void) static void init_device_info(struct intel_gvt *gvt) { - if (IS_BROADWELL(gvt->dev_priv) || IS_SKYLAKE(gvt->dev_priv)) - gvt->device_info.max_support_vgpus = 8; - /* This function will grow large in GVT device model patches. */ + struct intel_gvt_device_info *info = &gvt->device_info; + + if (IS_BROADWELL(gvt->dev_priv) || IS_SKYLAKE(gvt->dev_priv)) { + info->max_support_vgpus = 8; + info->mmio_size = 2 * 1024 * 1024; + } } /** @@ -104,7 +116,7 @@ void intel_gvt_clean_device(struct drm_i915_private *dev_priv) if (WARN_ON(!gvt->initialized)) return; - /* Other de-initialization of GVT components will be introduced. */ + intel_gvt_clean_mmio_info(gvt); gvt->initialized = false; } @@ -123,6 +135,8 @@ void intel_gvt_clean_device(struct drm_i915_private *dev_priv) int intel_gvt_init_device(struct drm_i915_private *dev_priv) { struct intel_gvt *gvt = &dev_priv->gvt; + int ret; + /* * Cannot initialize GVT device without intel_gvt_host gets * initialized first. @@ -139,9 +153,11 @@ int intel_gvt_init_device(struct drm_i915_private *dev_priv) gvt->dev_priv = dev_priv; init_device_info(gvt); - /* - * Other initialization of GVT components will be introduce here. - */ + + ret = intel_gvt_setup_mmio_info(gvt); + if (ret) + return ret; + gvt_dbg_core("gvt device creation is done\n"); gvt->initialized = true; return 0; diff --git a/drivers/gpu/drm/i915/gvt/gvt.h b/drivers/gpu/drm/i915/gvt/gvt.h index f42cdf74d577..024ad97eba12 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.h +++ b/drivers/gpu/drm/i915/gvt/gvt.h @@ -19,6 +19,15 @@ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. + * + * Authors: + * Kevin Tian + * Eddie Dong + * + * Contributors: + * Niu Bing + * Zhi Wang + * */ #ifndef _GVT_H_ @@ -26,6 +35,7 @@ #include "debug.h" #include "hypercall.h" +#include "mmio.h" #define GVT_MAX_VGPU 8 @@ -45,7 +55,7 @@ extern struct intel_gvt_host intel_gvt_host; /* Describe per-platform limitations. */ struct intel_gvt_device_info { u32 max_support_vgpus; - /* This data structure will grow bigger in GVT device model patches */ + u32 mmio_size; }; /* GM resources owned by a vGPU */ @@ -83,6 +93,13 @@ struct intel_gvt_fence { unsigned long vgpu_allocated_fence_num; }; +#define INTEL_GVT_MMIO_HASH_BITS 9 + +struct intel_gvt_mmio { + u32 *mmio_attribute; + DECLARE_HASHTABLE(mmio_info_table, INTEL_GVT_MMIO_HASH_BITS); +}; + struct intel_gvt { struct mutex lock; bool initialized; @@ -93,6 +110,7 @@ struct intel_gvt { struct intel_gvt_device_info device_info; struct intel_gvt_gm gm; struct intel_gvt_fence fence; + struct intel_gvt_mmio mmio; }; /* Aperture/GM space definitions for GVT device */ diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c new file mode 100644 index 000000000000..62222189906b --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -0,0 +1,247 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Kevin Tian + * Eddie Dong + * Zhiyuan Lv + * + * Contributors: + * Min He + * Tina Zhang + * Pei Zhang + * Niu Bing + * Ping Gao + * Zhi Wang + * + + */ + +#include "i915_drv.h" + +/* Register contains RO bits */ +#define F_RO (1 << 0) +/* Register contains graphics address */ +#define F_GMADR (1 << 1) +/* Mode mask registers with high 16 bits as the mask bits */ +#define F_MODE_MASK (1 << 2) +/* This reg can be accessed by GPU commands */ +#define F_CMD_ACCESS (1 << 3) +/* This reg has been accessed by a VM */ +#define F_ACCESSED (1 << 4) +/* This reg has been accessed through GPU commands */ +#define F_CMD_ACCESSED (1 << 5) +/* This reg could be accessed by unaligned address */ +#define F_UNALIGN (1 << 6) + +unsigned long intel_gvt_get_device_type(struct intel_gvt *gvt) +{ + if (IS_BROADWELL(gvt->dev_priv)) + return D_BDW; + else if (IS_SKYLAKE(gvt->dev_priv)) + return D_SKL; + + return 0; +} + +bool intel_gvt_match_device(struct intel_gvt *gvt, + unsigned long device) +{ + return intel_gvt_get_device_type(gvt) & device; +} + +static int new_mmio_info(struct intel_gvt *gvt, + u32 offset, u32 flags, u32 size, + u32 addr_mask, u32 ro_mask, u32 device, + void *read, void *write) +{ + struct intel_gvt_mmio_info *info, *p; + u32 start, end, i; + + if (!intel_gvt_match_device(gvt, device)) + return 0; + + if (WARN_ON(!IS_ALIGNED(offset, 4))) + return -EINVAL; + + start = offset; + end = offset + size; + + for (i = start; i < end; i += 4) { + info = kzalloc(sizeof(*info), GFP_KERNEL); + if (!info) + return -ENOMEM; + + info->offset = i; + p = intel_gvt_find_mmio_info(gvt, info->offset); + if (p) + gvt_err("dup mmio definition offset %x\n", + info->offset); + info->size = size; + info->length = (i + 4) < end ? 4 : (end - i); + info->addr_mask = addr_mask; + info->device = device; + info->read = read; + info->write = write; + gvt->mmio.mmio_attribute[info->offset / 4] = flags; + INIT_HLIST_NODE(&info->node); + hash_add(gvt->mmio.mmio_info_table, &info->node, info->offset); + } + return 0; +} + +#define MMIO_F(reg, s, f, am, rm, d, r, w) do { \ + ret = new_mmio_info(gvt, INTEL_GVT_MMIO_OFFSET(reg), \ + f, s, am, rm, d, r, w); \ + if (ret) \ + return ret; \ +} while (0) + +#define MMIO_D(reg, d) \ + MMIO_F(reg, 4, 0, 0, 0, d, NULL, NULL) + +#define MMIO_DH(reg, d, r, w) \ + MMIO_F(reg, 4, 0, 0, 0, d, r, w) + +#define MMIO_DFH(reg, d, f, r, w) \ + MMIO_F(reg, 4, f, 0, 0, d, r, w) + +#define MMIO_GM(reg, d, r, w) \ + MMIO_F(reg, 4, F_GMADR, 0xFFFFF000, 0, d, r, w) + +#define MMIO_RO(reg, d, f, rm, r, w) \ + MMIO_F(reg, 4, F_RO | f, 0, rm, d, r, w) + +#define MMIO_RING_F(prefix, s, f, am, rm, d, r, w) do { \ + MMIO_F(prefix(RENDER_RING_BASE), s, f, am, rm, d, r, w); \ + MMIO_F(prefix(BLT_RING_BASE), s, f, am, rm, d, r, w); \ + MMIO_F(prefix(GEN6_BSD_RING_BASE), s, f, am, rm, d, r, w); \ + MMIO_F(prefix(VEBOX_RING_BASE), s, f, am, rm, d, r, w); \ +} while (0) + +#define MMIO_RING_D(prefix, d) \ + MMIO_RING_F(prefix, 4, 0, 0, 0, d, NULL, NULL) + +#define MMIO_RING_DFH(prefix, d, f, r, w) \ + MMIO_RING_F(prefix, 4, f, 0, 0, d, r, w) + +#define MMIO_RING_GM(prefix, d, r, w) \ + MMIO_RING_F(prefix, 4, F_GMADR, 0xFFFF0000, 0, d, r, w) + +#define MMIO_RING_RO(prefix, d, f, rm, r, w) \ + MMIO_RING_F(prefix, 4, F_RO | f, 0, rm, d, r, w) + +static int init_generic_mmio_info(struct intel_gvt *gvt) +{ + int ret; + + MMIO_F(0, 0, 0, 0, 0, D_ALL, NULL, NULL); + return 0; +} + +static int init_broadwell_mmio_info(struct intel_gvt *gvt) +{ + int ret; + + MMIO_F(0, 0, 0, 0, 0, D_ALL, NULL, NULL); + return 0; +} + +/** + * intel_gvt_find_mmio_info - find MMIO information entry by aligned offset + * @gvt: GVT device + * @offset: register offset + * + * This function is used to find the MMIO information entry from hash table + * + * Returns: + * pointer to MMIO information entry, NULL if not exists + */ +struct intel_gvt_mmio_info *intel_gvt_find_mmio_info(struct intel_gvt *gvt, + unsigned int offset) +{ + struct intel_gvt_mmio_info *e; + + WARN_ON(!IS_ALIGNED(offset, 4)); + + hash_for_each_possible(gvt->mmio.mmio_info_table, e, node, offset) { + if (e->offset == offset) + return e; + } + return NULL; +} + +/** + * intel_gvt_clean_mmio_info - clean up MMIO information table for GVT device + * @gvt: GVT device + * + * This function is called at the driver unloading stage, to clean up the MMIO + * information table of GVT device + * + */ +void intel_gvt_clean_mmio_info(struct intel_gvt *gvt) +{ + struct hlist_node *tmp; + struct intel_gvt_mmio_info *e; + int i; + + hash_for_each_safe(gvt->mmio.mmio_info_table, i, tmp, e, node) + kfree(e); + + vfree(gvt->mmio.mmio_attribute); + gvt->mmio.mmio_attribute = NULL; +} + +/** + * intel_gvt_setup_mmio_info - setup MMIO information table for GVT device + * @gvt: GVT device + * + * This function is called at the initialization stage, to setup the MMIO + * information table for GVT device + * + * Returns: + * zero on success, negative if failed. + */ +int intel_gvt_setup_mmio_info(struct intel_gvt *gvt) +{ + struct intel_gvt_device_info *info = &gvt->device_info; + struct drm_i915_private *dev_priv = gvt->dev_priv; + int ret; + + gvt->mmio.mmio_attribute = vzalloc(info->mmio_size); + if (!gvt->mmio.mmio_attribute) + return -ENOMEM; + + ret = init_generic_mmio_info(gvt); + if (ret) + goto err; + + if (IS_BROADWELL(dev_priv)) { + ret = init_broadwell_mmio_info(gvt); + if (ret) + goto err; + } + return 0; +err: + intel_gvt_clean_mmio_info(gvt); + return ret; +} diff --git a/drivers/gpu/drm/i915/gvt/mmio.h b/drivers/gpu/drm/i915/gvt/mmio.h new file mode 100644 index 000000000000..1fb1b49f912c --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/mmio.h @@ -0,0 +1,89 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Ke Yu + * Kevin Tian + * Dexuan Cui + * + * Contributors: + * Tina Zhang + * Min He + * Niu Bing + * Zhi Wang + * + */ + +#ifndef _GVT_MMIO_H_ +#define _GVT_MMIO_H_ + +struct intel_gvt; +struct intel_vgpu; + +#define D_SNB (1 << 0) +#define D_IVB (1 << 1) +#define D_HSW (1 << 2) +#define D_BDW (1 << 3) +#define D_SKL (1 << 4) + +#define D_GEN9PLUS (D_SKL) +#define D_GEN8PLUS (D_BDW | D_SKL) +#define D_GEN75PLUS (D_HSW | D_BDW | D_SKL) +#define D_GEN7PLUS (D_IVB | D_HSW | D_BDW | D_SKL) + +#define D_SKL_PLUS (D_SKL) +#define D_BDW_PLUS (D_BDW | D_SKL) +#define D_HSW_PLUS (D_HSW | D_BDW | D_SKL) +#define D_IVB_PLUS (D_IVB | D_HSW | D_BDW | D_SKL) + +#define D_PRE_BDW (D_SNB | D_IVB | D_HSW) +#define D_PRE_SKL (D_SNB | D_IVB | D_HSW | D_BDW) +#define D_ALL (D_SNB | D_IVB | D_HSW | D_BDW | D_SKL) + +struct intel_gvt_mmio_info { + u32 offset; + u32 size; + u32 length; + u32 addr_mask; + u64 ro_mask; + u32 device; + int (*read)(struct intel_vgpu *, unsigned int, void *, unsigned int); + int (*write)(struct intel_vgpu *, unsigned int, void *, unsigned int); + u32 addr_range; + struct hlist_node node; +}; + +unsigned long intel_gvt_get_device_type(struct intel_gvt *gvt); +bool intel_gvt_match_device(struct intel_gvt *gvt, unsigned long device); + +int intel_gvt_setup_mmio_info(struct intel_gvt *gvt); +void intel_gvt_clean_mmio_info(struct intel_gvt *gvt); + +struct intel_gvt_mmio_info *intel_gvt_find_mmio_info(struct intel_gvt *gvt, + unsigned int offset); +#define INTEL_GVT_MMIO_OFFSET(reg) ({ \ + typeof(reg) __reg = reg; \ + u32 *offset = (u32 *)&__reg; \ + *offset; \ +}) + +#endif -- cgit v1.2.3 From 579cea5f30f2c70215492e987bb439a3e50c6371 Mon Sep 17 00:00:00 2001 From: Zhi Wang Date: Thu, 30 Jun 2016 12:45:34 -0400 Subject: drm/i915/gvt: golden virtual HW state management Each vGPU expects a golden virtual HW state, which is just the state after system is freshly powered on. GVT-g will try to load the golden virtual HW state via kernel firmware interface. Signed-off-by: Zhi Wang Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/Makefile | 2 +- drivers/gpu/drm/i915/gvt/firmware.c | 308 ++++++++++++++++++++++++++++++++++++ drivers/gpu/drm/i915/gvt/gvt.c | 11 ++ drivers/gpu/drm/i915/gvt/gvt.h | 12 ++ 4 files changed, 332 insertions(+), 1 deletion(-) create mode 100644 drivers/gpu/drm/i915/gvt/firmware.c (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/Makefile b/drivers/gpu/drm/i915/gvt/Makefile index 61b5b61f01f5..ebbb90a6dca5 100644 --- a/drivers/gpu/drm/i915/gvt/Makefile +++ b/drivers/gpu/drm/i915/gvt/Makefile @@ -1,5 +1,5 @@ GVT_DIR := gvt -GVT_SOURCE := gvt.o aperture_gm.o handlers.o +GVT_SOURCE := gvt.o aperture_gm.o handlers.o firmware.o ccflags-y += -I$(src) -I$(src)/$(GVT_DIR) -Wall i915-y += $(addprefix $(GVT_DIR)/, $(GVT_SOURCE)) diff --git a/drivers/gpu/drm/i915/gvt/firmware.c b/drivers/gpu/drm/i915/gvt/firmware.c new file mode 100644 index 000000000000..4578a4d69a09 --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/firmware.c @@ -0,0 +1,308 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Zhi Wang + * + * Contributors: + * Changbin Du + * + */ + +#include +#include + +#include "i915_drv.h" + +#define FIRMWARE_VERSION (0x0) + +struct gvt_firmware_header { + u64 magic; + u32 crc32; /* protect the data after this field */ + u32 version; + u64 cfg_space_size; + u64 cfg_space_offset; /* offset in the file */ + u64 mmio_size; + u64 mmio_offset; /* offset in the file */ + unsigned char data[1]; +}; + +#define RD(offset) (readl(mmio + offset.reg)) +#define WR(v, offset) (writel(v, mmio + offset.reg)) + +static void bdw_forcewake_get(void *mmio) +{ + WR(_MASKED_BIT_DISABLE(0xffff), FORCEWAKE_MT); + + RD(ECOBUS); + + if (wait_for((RD(FORCEWAKE_ACK_HSW) & FORCEWAKE_KERNEL) == 0, 50)) + gvt_err("fail to wait forcewake idle\n"); + + WR(_MASKED_BIT_ENABLE(FORCEWAKE_KERNEL), FORCEWAKE_MT); + + if (wait_for((RD(FORCEWAKE_ACK_HSW) & FORCEWAKE_KERNEL), 50)) + gvt_err("fail to wait forcewake ack\n"); + + if (wait_for((RD(GEN6_GT_THREAD_STATUS_REG) & + GEN6_GT_THREAD_STATUS_CORE_MASK) == 0, 50)) + gvt_err("fail to wait c0 wake up\n"); +} + +#undef RD +#undef WR + +#define dev_to_drm_minor(d) dev_get_drvdata((d)) + +static ssize_t +gvt_firmware_read(struct file *filp, struct kobject *kobj, + struct bin_attribute *attr, char *buf, + loff_t offset, size_t count) +{ + memcpy(buf, attr->private + offset, count); + return count; +} + +static struct bin_attribute firmware_attr = { + .attr = {.name = "gvt_firmware", .mode = (S_IRUSR)}, + .read = gvt_firmware_read, + .write = NULL, + .mmap = NULL, +}; + +static int expose_firmware_sysfs(struct intel_gvt *gvt, void *mmio) +{ + struct intel_gvt_device_info *info = &gvt->device_info; + struct pci_dev *pdev = gvt->dev_priv->drm.pdev; + struct intel_gvt_mmio_info *e; + struct gvt_firmware_header *h; + void *firmware; + void *p; + unsigned long size; + int i; + int ret; + + size = sizeof(*h) + info->mmio_size + info->cfg_space_size - 1; + firmware = vmalloc(size); + if (!firmware) + return -ENOMEM; + + h = firmware; + + h->magic = VGT_MAGIC; + h->version = FIRMWARE_VERSION; + h->cfg_space_size = info->cfg_space_size; + h->cfg_space_offset = offsetof(struct gvt_firmware_header, data); + h->mmio_size = info->mmio_size; + h->mmio_offset = h->cfg_space_offset + h->cfg_space_size; + + p = firmware + h->cfg_space_offset; + + for (i = 0; i < h->cfg_space_size; i += 4) + pci_read_config_dword(pdev, i, p + i); + + memcpy(gvt->firmware.cfg_space, p, info->cfg_space_size); + + p = firmware + h->mmio_offset; + + hash_for_each(gvt->mmio.mmio_info_table, i, e, node) { + int j; + + for (j = 0; j < e->length; j += 4) + *(u32 *)(p + e->offset + j) = + readl(mmio + e->offset + j); + } + + memcpy(gvt->firmware.mmio, p, info->mmio_size); + + firmware_attr.size = size; + firmware_attr.private = firmware; + + ret = device_create_bin_file(&pdev->dev, &firmware_attr); + if (ret) { + vfree(firmware); + return ret; + } + return 0; +} + +static void clean_firmware_sysfs(struct intel_gvt *gvt) +{ + struct pci_dev *pdev = gvt->dev_priv->drm.pdev; + + device_remove_bin_file(&pdev->dev, &firmware_attr); + vfree(firmware_attr.private); +} + +/** + * intel_gvt_free_firmware - free GVT firmware + * @gvt: intel gvt device + * + */ +void intel_gvt_free_firmware(struct intel_gvt *gvt) +{ + if (!gvt->firmware.firmware_loaded) + clean_firmware_sysfs(gvt); + + kfree(gvt->firmware.cfg_space); + kfree(gvt->firmware.mmio); +} + +static int verify_firmware(struct intel_gvt *gvt, + const struct firmware *fw) +{ + struct intel_gvt_device_info *info = &gvt->device_info; + struct drm_i915_private *dev_priv = gvt->dev_priv; + struct pci_dev *pdev = dev_priv->drm.pdev; + struct gvt_firmware_header *h; + unsigned long id, crc32_start; + const void *mem; + const char *item; + u64 file, request; + + h = (struct gvt_firmware_header *)fw->data; + + crc32_start = offsetof(struct gvt_firmware_header, crc32) + 4; + mem = fw->data + crc32_start; + +#define VERIFY(s, a, b) do { \ + item = (s); file = (u64)(a); request = (u64)(b); \ + if ((a) != (b)) \ + goto invalid_firmware; \ +} while (0) + + VERIFY("magic number", h->magic, VGT_MAGIC); + VERIFY("version", h->version, FIRMWARE_VERSION); + VERIFY("crc32", h->crc32, crc32_le(0, mem, fw->size - crc32_start)); + VERIFY("cfg space size", h->cfg_space_size, info->cfg_space_size); + VERIFY("mmio size", h->mmio_size, info->mmio_size); + + mem = (fw->data + h->cfg_space_offset); + + id = *(u16 *)(mem + PCI_VENDOR_ID); + VERIFY("vender id", id, pdev->vendor); + + id = *(u16 *)(mem + PCI_DEVICE_ID); + VERIFY("device id", id, pdev->device); + + id = *(u8 *)(mem + PCI_REVISION_ID); + VERIFY("revision id", id, pdev->revision); + +#undef VERIFY + return 0; + +invalid_firmware: + gvt_dbg_core("Invalid firmware: %s [file] 0x%llx [request] 0x%llx\n", + item, file, request); + return -EINVAL; +} + +#define GVT_FIRMWARE_PATH "i915/gvt" + +/** + * intel_gvt_load_firmware - load GVT firmware + * @gvt: intel gvt device + * + */ +int intel_gvt_load_firmware(struct intel_gvt *gvt) +{ + struct intel_gvt_device_info *info = &gvt->device_info; + struct drm_i915_private *dev_priv = gvt->dev_priv; + struct pci_dev *pdev = dev_priv->drm.pdev; + struct intel_gvt_firmware *firmware = &gvt->firmware; + struct gvt_firmware_header *h; + const struct firmware *fw; + char *path; + void *mmio, *mem; + int ret; + + path = kmalloc(PATH_MAX, GFP_KERNEL); + if (!path) + return -ENOMEM; + + mem = kmalloc(info->cfg_space_size, GFP_KERNEL); + if (!mem) { + kfree(path); + return -ENOMEM; + } + + firmware->cfg_space = mem; + + mem = kmalloc(info->mmio_size, GFP_KERNEL); + if (!mem) { + kfree(path); + kfree(firmware->cfg_space); + return -ENOMEM; + } + + firmware->mmio = mem; + + mmio = pci_iomap(pdev, info->mmio_bar, info->mmio_size); + if (!mmio) { + kfree(path); + kfree(firmware->cfg_space); + kfree(firmware->mmio); + return -EINVAL; + } + + if (IS_BROADWELL(gvt->dev_priv) || IS_SKYLAKE(gvt->dev_priv)) + bdw_forcewake_get(mmio); + + sprintf(path, "%s/vid_0x%04x_did_0x%04x_rid_0x%04x.golden_hw_state", + GVT_FIRMWARE_PATH, pdev->vendor, pdev->device, + pdev->revision); + + gvt_dbg_core("request hw state firmware %s...\n", path); + + ret = request_firmware(&fw, path, &dev_priv->drm.pdev->dev); + kfree(path); + + if (ret) + goto expose_firmware; + + gvt_dbg_core("success.\n"); + + ret = verify_firmware(gvt, fw); + if (ret) + goto out_free_fw; + + gvt_dbg_core("verified.\n"); + + h = (struct gvt_firmware_header *)fw->data; + + memcpy(firmware->cfg_space, fw->data + h->cfg_space_offset, + h->cfg_space_size); + memcpy(firmware->mmio, fw->data + h->mmio_offset, + h->mmio_size); + + release_firmware(fw); + firmware->firmware_loaded = true; + pci_iounmap(pdev, mmio); + return 0; + +out_free_fw: + release_firmware(fw); +expose_firmware: + expose_firmware_sysfs(gvt, mmio); + pci_iounmap(pdev, mmio); + return 0; +} diff --git a/drivers/gpu/drm/i915/gvt/gvt.c b/drivers/gpu/drm/i915/gvt/gvt.c index 9f5c9bd83bc9..2c03dad28718 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.c +++ b/drivers/gpu/drm/i915/gvt/gvt.c @@ -98,6 +98,8 @@ static void init_device_info(struct intel_gvt *gvt) if (IS_BROADWELL(gvt->dev_priv) || IS_SKYLAKE(gvt->dev_priv)) { info->max_support_vgpus = 8; info->mmio_size = 2 * 1024 * 1024; + info->cfg_space_size = 256; + info->mmio_bar = 0; } } @@ -117,6 +119,7 @@ void intel_gvt_clean_device(struct drm_i915_private *dev_priv) return; intel_gvt_clean_mmio_info(gvt); + intel_gvt_free_firmware(gvt); gvt->initialized = false; } @@ -158,7 +161,15 @@ int intel_gvt_init_device(struct drm_i915_private *dev_priv) if (ret) return ret; + ret = intel_gvt_load_firmware(gvt); + if (ret) + goto out_clean_mmio_info; + gvt_dbg_core("gvt device creation is done\n"); gvt->initialized = true; return 0; + +out_clean_mmio_info: + intel_gvt_clean_mmio_info(gvt); + return ret; } diff --git a/drivers/gpu/drm/i915/gvt/gvt.h b/drivers/gpu/drm/i915/gvt/gvt.h index 024ad97eba12..e8759680e952 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.h +++ b/drivers/gpu/drm/i915/gvt/gvt.h @@ -56,6 +56,8 @@ extern struct intel_gvt_host intel_gvt_host; struct intel_gvt_device_info { u32 max_support_vgpus; u32 mmio_size; + u32 cfg_space_size; + u32 mmio_bar; }; /* GM resources owned by a vGPU */ @@ -100,6 +102,12 @@ struct intel_gvt_mmio { DECLARE_HASHTABLE(mmio_info_table, INTEL_GVT_MMIO_HASH_BITS); }; +struct intel_gvt_firmware { + void *cfg_space; + void *mmio; + bool firmware_loaded; +}; + struct intel_gvt { struct mutex lock; bool initialized; @@ -111,8 +119,12 @@ struct intel_gvt { struct intel_gvt_gm gm; struct intel_gvt_fence fence; struct intel_gvt_mmio mmio; + struct intel_gvt_firmware firmware; }; +void intel_gvt_free_firmware(struct intel_gvt *gvt); +int intel_gvt_load_firmware(struct intel_gvt *gvt); + /* Aperture/GM space definitions for GVT device */ #define gvt_aperture_sz(gvt) (gvt->dev_priv->ggtt.mappable_end) #define gvt_aperture_pa_base(gvt) (gvt->dev_priv->ggtt.mappable_base) -- cgit v1.2.3 From 82d375d1b56820fd094da15c82562661b6a8f344 Mon Sep 17 00:00:00 2001 From: Zhi Wang Date: Tue, 5 Jul 2016 12:40:49 -0400 Subject: drm/i915/gvt: Introduce basic vGPU life cycle management A vGPU represents a virtual Intel GEN hardware, which consists following virtual resources: - Configuration space (virtualized) - HW registers (virtualized) - GGTT memory space (partitioned) - GPU page table (shadowed) - Fence registers (partitioned) * virtualized: fully emulated by GVT-g. * partitioned: Only a part of the HW resource is allowed to be accessed by VM. * shadowed: Resource needs to be translated and shadowed before getting applied into HW. This patch introduces vGPU life cycle management framework, which is responsible for creating/destroying a vGPU and preparing/free resources related to a vGPU. Signed-off-by: Zhi Wang Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/Makefile | 2 +- drivers/gpu/drm/i915/gvt/gvt.h | 71 ++++++++++++ drivers/gpu/drm/i915/gvt/hypercall.h | 11 ++ drivers/gpu/drm/i915/gvt/mpt.h | 33 ++++++ drivers/gpu/drm/i915/gvt/reg.h | 33 ++++++ drivers/gpu/drm/i915/gvt/vgpu.c | 215 +++++++++++++++++++++++++++++++++++ 6 files changed, 364 insertions(+), 1 deletion(-) create mode 100644 drivers/gpu/drm/i915/gvt/reg.h create mode 100644 drivers/gpu/drm/i915/gvt/vgpu.c (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/Makefile b/drivers/gpu/drm/i915/gvt/Makefile index ebbb90a6dca5..18216bcbf134 100644 --- a/drivers/gpu/drm/i915/gvt/Makefile +++ b/drivers/gpu/drm/i915/gvt/Makefile @@ -1,5 +1,5 @@ GVT_DIR := gvt -GVT_SOURCE := gvt.o aperture_gm.o handlers.o firmware.o +GVT_SOURCE := gvt.o aperture_gm.o handlers.o firmware.o vgpu.o ccflags-y += -I$(src) -I$(src)/$(GVT_DIR) -Wall i915-y += $(addprefix $(GVT_DIR)/, $(GVT_SOURCE)) diff --git a/drivers/gpu/drm/i915/gvt/gvt.h b/drivers/gpu/drm/i915/gvt/gvt.h index e8759680e952..e00c2d66f658 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.h +++ b/drivers/gpu/drm/i915/gvt/gvt.h @@ -36,6 +36,7 @@ #include "debug.h" #include "hypercall.h" #include "mmio.h" +#include "reg.h" #define GVT_MAX_VGPU 8 @@ -77,13 +78,37 @@ struct intel_vgpu_fence { u32 size; }; +struct intel_vgpu_mmio { + void *vreg; + void *sreg; +}; + +#define INTEL_GVT_MAX_CFG_SPACE_SZ 256 +#define INTEL_GVT_MAX_BAR_NUM 4 + +struct intel_vgpu_pci_bar { + u64 size; + bool tracked; +}; + +struct intel_vgpu_cfg_space { + unsigned char virtual_cfg_space[INTEL_GVT_MAX_CFG_SPACE_SZ]; + struct intel_vgpu_pci_bar bar[INTEL_GVT_MAX_BAR_NUM]; +}; + +#define vgpu_cfg_space(vgpu) ((vgpu)->cfg_space.virtual_cfg_space) + struct intel_vgpu { struct intel_gvt *gvt; int id; unsigned long handle; /* vGPU handle used by hypervisor MPT modules */ + bool active; + bool resetting; struct intel_vgpu_fence fence; struct intel_vgpu_gm gm; + struct intel_vgpu_cfg_space cfg_space; + struct intel_vgpu_mmio mmio; }; struct intel_gvt_gm { @@ -183,6 +208,52 @@ void intel_vgpu_free_resource(struct intel_vgpu *vgpu); void intel_vgpu_write_fence(struct intel_vgpu *vgpu, u32 fence, u64 value); +/* Macros for easily accessing vGPU virtual/shadow register */ +#define vgpu_vreg(vgpu, reg) \ + (*(u32 *)(vgpu->mmio.vreg + INTEL_GVT_MMIO_OFFSET(reg))) +#define vgpu_vreg8(vgpu, reg) \ + (*(u8 *)(vgpu->mmio.vreg + INTEL_GVT_MMIO_OFFSET(reg))) +#define vgpu_vreg16(vgpu, reg) \ + (*(u16 *)(vgpu->mmio.vreg + INTEL_GVT_MMIO_OFFSET(reg))) +#define vgpu_vreg64(vgpu, reg) \ + (*(u64 *)(vgpu->mmio.vreg + INTEL_GVT_MMIO_OFFSET(reg))) +#define vgpu_sreg(vgpu, reg) \ + (*(u32 *)(vgpu->mmio.sreg + INTEL_GVT_MMIO_OFFSET(reg))) +#define vgpu_sreg8(vgpu, reg) \ + (*(u8 *)(vgpu->mmio.sreg + INTEL_GVT_MMIO_OFFSET(reg))) +#define vgpu_sreg16(vgpu, reg) \ + (*(u16 *)(vgpu->mmio.sreg + INTEL_GVT_MMIO_OFFSET(reg))) +#define vgpu_sreg64(vgpu, reg) \ + (*(u64 *)(vgpu->mmio.sreg + INTEL_GVT_MMIO_OFFSET(reg))) + +#define for_each_active_vgpu(gvt, vgpu, id) \ + idr_for_each_entry((&(gvt)->vgpu_idr), (vgpu), (id)) \ + for_each_if(vgpu->active) + +static inline void intel_vgpu_write_pci_bar(struct intel_vgpu *vgpu, + u32 offset, u32 val, bool low) +{ + u32 *pval; + + /* BAR offset should be 32 bits algiend */ + offset = rounddown(offset, 4); + pval = (u32 *)(vgpu_cfg_space(vgpu) + offset); + + if (low) { + /* + * only update bit 31 - bit 4, + * leave the bit 3 - bit 0 unchanged. + */ + *pval = (val & GENMASK(31, 4)) | (*pval & GENMASK(3, 0)); + } +} + +struct intel_vgpu *intel_gvt_create_vgpu(struct intel_gvt *gvt, + struct intel_vgpu_creation_params * + param); + +void intel_gvt_destroy_vgpu(struct intel_vgpu *vgpu); + #include "mpt.h" #endif diff --git a/drivers/gpu/drm/i915/gvt/hypercall.h b/drivers/gpu/drm/i915/gvt/hypercall.h index 254df8bf1f35..eff8af56e012 100644 --- a/drivers/gpu/drm/i915/gvt/hypercall.h +++ b/drivers/gpu/drm/i915/gvt/hypercall.h @@ -19,6 +19,15 @@ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. + * + * Authors: + * Eddie Dong + * Dexuan Cui + * Jike Song + * + * Contributors: + * Zhi Wang + * */ #ifndef _GVT_HYPERCALL_H_ @@ -30,6 +39,8 @@ */ struct intel_gvt_mpt { int (*detect_host)(void); + int (*attach_vgpu)(void *vgpu, unsigned long *handle); + void (*detach_vgpu)(unsigned long handle); }; extern struct intel_gvt_mpt xengt_mpt; diff --git a/drivers/gpu/drm/i915/gvt/mpt.h b/drivers/gpu/drm/i915/gvt/mpt.h index 03601e3ffa7c..f78186884a5c 100644 --- a/drivers/gpu/drm/i915/gvt/mpt.h +++ b/drivers/gpu/drm/i915/gvt/mpt.h @@ -19,6 +19,15 @@ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. + * + * Authors: + * Eddie Dong + * Dexuan Cui + * Jike Song + * + * Contributors: + * Zhi Wang + * */ #ifndef _GVT_MPT_H_ @@ -46,4 +55,28 @@ static inline int intel_gvt_hypervisor_detect_host(void) return intel_gvt_host.mpt->detect_host(); } +/** + * intel_gvt_hypervisor_attach_vgpu - call hypervisor to initialize vGPU + * related stuffs inside hypervisor. + * + * Returns: + * Zero on success, negative error code if failed. + */ +static inline int intel_gvt_hypervisor_attach_vgpu(struct intel_vgpu *vgpu) +{ + return intel_gvt_host.mpt->attach_vgpu(vgpu, &vgpu->handle); +} + +/** + * intel_gvt_hypervisor_detach_vgpu - call hypervisor to release vGPU + * related stuffs inside hypervisor. + * + * Returns: + * Zero on success, negative error code if failed. + */ +static inline void intel_gvt_hypervisor_detach_vgpu(struct intel_vgpu *vgpu) +{ + intel_gvt_host.mpt->detach_vgpu(vgpu->handle); +} + #endif /* _GVT_MPT_H_ */ diff --git a/drivers/gpu/drm/i915/gvt/reg.h b/drivers/gpu/drm/i915/gvt/reg.h new file mode 100644 index 000000000000..3172fb3f8d76 --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/reg.h @@ -0,0 +1,33 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef _GVT_REG_H +#define _GVT_REG_H + +#define INTEL_GVT_PCI_CLASS_VGA_OTHER 0x80 + +#define INTEL_GVT_PCI_GMCH_CONTROL 0x50 +#define BDW_GMCH_GMS_SHIFT 8 +#define BDW_GMCH_GMS_MASK 0xff + +#endif diff --git a/drivers/gpu/drm/i915/gvt/vgpu.c b/drivers/gpu/drm/i915/gvt/vgpu.c new file mode 100644 index 000000000000..0f1a59b9156a --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/vgpu.c @@ -0,0 +1,215 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Eddie Dong + * Kevin Tian + * + * Contributors: + * Ping Gao + * Zhi Wang + * Bing Niu + * + */ + +#include "i915_drv.h" + +static void clean_vgpu_mmio(struct intel_vgpu *vgpu) +{ + vfree(vgpu->mmio.vreg); + vgpu->mmio.vreg = vgpu->mmio.sreg = NULL; +} + +static int setup_vgpu_mmio(struct intel_vgpu *vgpu) +{ + struct intel_gvt *gvt = vgpu->gvt; + const struct intel_gvt_device_info *info = &gvt->device_info; + + vgpu->mmio.vreg = vzalloc(info->mmio_size * 2); + if (!vgpu->mmio.vreg) + return -ENOMEM; + + vgpu->mmio.sreg = vgpu->mmio.vreg + info->mmio_size; + + memcpy(vgpu->mmio.vreg, gvt->firmware.mmio, info->mmio_size); + memcpy(vgpu->mmio.sreg, gvt->firmware.mmio, info->mmio_size); + return 0; +} + +static void setup_vgpu_cfg_space(struct intel_vgpu *vgpu, + struct intel_vgpu_creation_params *param) +{ + struct intel_gvt *gvt = vgpu->gvt; + const struct intel_gvt_device_info *info = &gvt->device_info; + u16 *gmch_ctl; + int i; + + memcpy(vgpu_cfg_space(vgpu), gvt->firmware.cfg_space, + info->cfg_space_size); + + if (!param->primary) { + vgpu_cfg_space(vgpu)[PCI_CLASS_DEVICE] = + INTEL_GVT_PCI_CLASS_VGA_OTHER; + vgpu_cfg_space(vgpu)[PCI_CLASS_PROG] = + INTEL_GVT_PCI_CLASS_VGA_OTHER; + } + + /* Show guest that there isn't any stolen memory.*/ + gmch_ctl = (u16 *)(vgpu_cfg_space(vgpu) + INTEL_GVT_PCI_GMCH_CONTROL); + *gmch_ctl &= ~(BDW_GMCH_GMS_MASK << BDW_GMCH_GMS_SHIFT); + + intel_vgpu_write_pci_bar(vgpu, PCI_BASE_ADDRESS_2, + gvt_aperture_pa_base(gvt), true); + + vgpu_cfg_space(vgpu)[PCI_COMMAND] &= ~(PCI_COMMAND_IO + | PCI_COMMAND_MEMORY + | PCI_COMMAND_MASTER); + /* + * Clear the bar upper 32bit and let guest to assign the new value + */ + memset(vgpu_cfg_space(vgpu) + PCI_BASE_ADDRESS_1, 0, 4); + memset(vgpu_cfg_space(vgpu) + PCI_BASE_ADDRESS_3, 0, 4); + + for (i = 0; i < INTEL_GVT_MAX_BAR_NUM; i++) { + vgpu->cfg_space.bar[i].size = pci_resource_len( + gvt->dev_priv->drm.pdev, i * 2); + vgpu->cfg_space.bar[i].tracked = false; + } +} + +static void populate_pvinfo_page(struct intel_vgpu *vgpu) +{ + /* setup the ballooning information */ + vgpu_vreg64(vgpu, vgtif_reg(magic)) = VGT_MAGIC; + vgpu_vreg(vgpu, vgtif_reg(version_major)) = 1; + vgpu_vreg(vgpu, vgtif_reg(version_minor)) = 0; + vgpu_vreg(vgpu, vgtif_reg(display_ready)) = 0; + vgpu_vreg(vgpu, vgtif_reg(vgt_id)) = vgpu->id; + vgpu_vreg(vgpu, vgtif_reg(avail_rs.mappable_gmadr.base)) = + vgpu_aperture_gmadr_base(vgpu); + vgpu_vreg(vgpu, vgtif_reg(avail_rs.mappable_gmadr.size)) = + vgpu_aperture_sz(vgpu); + vgpu_vreg(vgpu, vgtif_reg(avail_rs.nonmappable_gmadr.base)) = + vgpu_hidden_gmadr_base(vgpu); + vgpu_vreg(vgpu, vgtif_reg(avail_rs.nonmappable_gmadr.size)) = + vgpu_hidden_sz(vgpu); + + vgpu_vreg(vgpu, vgtif_reg(avail_rs.fence_num)) = vgpu_fence_sz(vgpu); + + gvt_dbg_core("Populate PVINFO PAGE for vGPU %d\n", vgpu->id); + gvt_dbg_core("aperture base [GMADR] 0x%llx size 0x%llx\n", + vgpu_aperture_gmadr_base(vgpu), vgpu_aperture_sz(vgpu)); + gvt_dbg_core("hidden base [GMADR] 0x%llx size=0x%llx\n", + vgpu_hidden_gmadr_base(vgpu), vgpu_hidden_sz(vgpu)); + gvt_dbg_core("fence size %d\n", vgpu_fence_sz(vgpu)); + + WARN_ON(sizeof(struct vgt_if) != VGT_PVINFO_SIZE); +} + +/** + * intel_gvt_destroy_vgpu - destroy a virtual GPU + * @vgpu: virtual GPU + * + * This function is called when user wants to destroy a virtual GPU. + * + */ +void intel_gvt_destroy_vgpu(struct intel_vgpu *vgpu) +{ + struct intel_gvt *gvt = vgpu->gvt; + + mutex_lock(&gvt->lock); + + vgpu->active = false; + idr_remove(&gvt->vgpu_idr, vgpu->id); + + intel_gvt_hypervisor_detach_vgpu(vgpu); + intel_vgpu_free_resource(vgpu); + clean_vgpu_mmio(vgpu); + vfree(vgpu); + + mutex_unlock(&gvt->lock); +} + +/** + * intel_gvt_create_vgpu - create a virtual GPU + * @gvt: GVT device + * @param: vGPU creation parameters + * + * This function is called when user wants to create a virtual GPU. + * + * Returns: + * pointer to intel_vgpu, error pointer if failed. + */ +struct intel_vgpu *intel_gvt_create_vgpu(struct intel_gvt *gvt, + struct intel_vgpu_creation_params *param) +{ + struct intel_vgpu *vgpu; + int ret; + + gvt_dbg_core("handle %llu low %llu MB high %llu MB fence %llu\n", + param->handle, param->low_gm_sz, param->high_gm_sz, + param->fence_sz); + + vgpu = vzalloc(sizeof(*vgpu)); + if (!vgpu) + return ERR_PTR(-ENOMEM); + + mutex_lock(&gvt->lock); + + ret = idr_alloc(&gvt->vgpu_idr, vgpu, 1, GVT_MAX_VGPU, GFP_KERNEL); + if (ret < 0) + goto out_free_vgpu; + + vgpu->id = ret; + vgpu->handle = param->handle; + vgpu->gvt = gvt; + + setup_vgpu_cfg_space(vgpu, param); + + ret = setup_vgpu_mmio(vgpu); + if (ret) + goto out_free_vgpu; + + ret = intel_vgpu_alloc_resource(vgpu, param); + if (ret) + goto out_clean_vgpu_mmio; + + populate_pvinfo_page(vgpu); + + ret = intel_gvt_hypervisor_attach_vgpu(vgpu); + if (ret) + goto out_clean_vgpu_resource; + + vgpu->active = true; + mutex_unlock(&gvt->lock); + + return vgpu; + +out_clean_vgpu_resource: + intel_vgpu_free_resource(vgpu); +out_clean_vgpu_mmio: + clean_vgpu_mmio(vgpu); +out_free_vgpu: + vfree(vgpu); + mutex_unlock(&gvt->lock); + return ERR_PTR(ret); +} -- cgit v1.2.3 From 3f728236c5166052f88474412059cc63540cd27a Mon Sep 17 00:00:00 2001 From: Zhi Wang Date: Thu, 17 Sep 2015 07:26:44 +0800 Subject: drm/i915/gvt: trace stub v2: - Make checkpatch.pl happy(Joonas) Signed-off-by: Zhi Wang Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/Makefile | 2 +- drivers/gpu/drm/i915/gvt/trace.h | 49 +++++++++++++++++++++++++++++++++ drivers/gpu/drm/i915/gvt/trace_points.c | 36 ++++++++++++++++++++++++ 3 files changed, 86 insertions(+), 1 deletion(-) create mode 100644 drivers/gpu/drm/i915/gvt/trace.h create mode 100644 drivers/gpu/drm/i915/gvt/trace_points.c (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/Makefile b/drivers/gpu/drm/i915/gvt/Makefile index 18216bcbf134..8fd4e18fbd4f 100644 --- a/drivers/gpu/drm/i915/gvt/Makefile +++ b/drivers/gpu/drm/i915/gvt/Makefile @@ -1,5 +1,5 @@ GVT_DIR := gvt -GVT_SOURCE := gvt.o aperture_gm.o handlers.o firmware.o vgpu.o +GVT_SOURCE := gvt.o aperture_gm.o handlers.o vgpu.o trace_points.o firmware.o ccflags-y += -I$(src) -I$(src)/$(GVT_DIR) -Wall i915-y += $(addprefix $(GVT_DIR)/, $(GVT_SOURCE)) diff --git a/drivers/gpu/drm/i915/gvt/trace.h b/drivers/gpu/drm/i915/gvt/trace.h new file mode 100644 index 000000000000..86bde96909b0 --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/trace.h @@ -0,0 +1,49 @@ +/* + * Copyright © 2011-2016 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + * + * Authors: + * Jike Song + * + * Contributors: + * Zhi Wang + * + */ + +#if !defined(_GVT_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ) +#define _GVT_TRACE_H_ + +#include +#include +#include +#include + +#undef TRACE_SYSTEM +#define TRACE_SYSTEM gvt + +#endif /* _GVT_TRACE_H_ */ + +/* This part must be out of protection */ +#undef TRACE_INCLUDE_PATH +#define TRACE_INCLUDE_PATH . +#undef TRACE_INCLUDE_FILE +#define TRACE_INCLUDE_FILE trace +#include diff --git a/drivers/gpu/drm/i915/gvt/trace_points.c b/drivers/gpu/drm/i915/gvt/trace_points.c new file mode 100644 index 000000000000..a3deed692b9c --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/trace_points.c @@ -0,0 +1,36 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Jike Song + * + * Contributors: + * Zhi Wang + * + */ + +#include "trace.h" + +#ifndef __CHECKER__ +#define CREATE_TRACE_POINTS +#include "trace.h" +#endif -- cgit v1.2.3 From c8fe6a6811a7186656379d0c27e85325a966077a Mon Sep 17 00:00:00 2001 From: Zhi Wang Date: Thu, 17 Sep 2015 09:22:08 +0800 Subject: drm/i915/gvt: vGPU interrupt virtualization. This patch introduces vGPU interrupt emulation framework. The vGPU intrerrupt emulation framework is an event-based interrupt emulation framework. It's responsible for emulating GEN hardware interrupts during emulating other HW behaviour. It consists several components: - Descriptions of interrupt register bit - Upper level <-> lower level interrupt mapping - GEN HW IER/IMR/IIR register emulation routines - Event-based interrupt propagation interface When a GVT-g component wants to inject an interrupt to a VM during a emulation, first it should specify the event needs to be emulated and the framework will deal with the rest of emulation: - Generating related virtual IIR bit according to virtual IER and IMRs, - Generate related virtual upper level virtual IIR bit accodring to the per-platform interrupt mapping - Injecting a MSI to VM Signed-off-by: Zhi Wang Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/Makefile | 3 +- drivers/gpu/drm/i915/gvt/debug.h | 5 +- drivers/gpu/drm/i915/gvt/gvt.c | 10 +- drivers/gpu/drm/i915/gvt/gvt.h | 10 +- drivers/gpu/drm/i915/gvt/hypercall.h | 1 + drivers/gpu/drm/i915/gvt/interrupt.c | 714 +++++++++++++++++++++++++++++++++++ drivers/gpu/drm/i915/gvt/interrupt.h | 223 +++++++++++ drivers/gpu/drm/i915/gvt/mpt.h | 38 ++ 8 files changed, 998 insertions(+), 6 deletions(-) create mode 100644 drivers/gpu/drm/i915/gvt/interrupt.c create mode 100644 drivers/gpu/drm/i915/gvt/interrupt.h (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/Makefile b/drivers/gpu/drm/i915/gvt/Makefile index 8fd4e18fbd4f..41b74de2d028 100644 --- a/drivers/gpu/drm/i915/gvt/Makefile +++ b/drivers/gpu/drm/i915/gvt/Makefile @@ -1,5 +1,6 @@ GVT_DIR := gvt -GVT_SOURCE := gvt.o aperture_gm.o handlers.o vgpu.o trace_points.o firmware.o +GVT_SOURCE := gvt.o aperture_gm.o handlers.o vgpu.o trace_points.o firmware.o \ + interrupt.o ccflags-y += -I$(src) -I$(src)/$(GVT_DIR) -Wall i915-y += $(addprefix $(GVT_DIR)/, $(GVT_SOURCE)) diff --git a/drivers/gpu/drm/i915/gvt/debug.h b/drivers/gpu/drm/i915/gvt/debug.h index f9f0923feb9e..1be93e855d7e 100644 --- a/drivers/gpu/drm/i915/gvt/debug.h +++ b/drivers/gpu/drm/i915/gvt/debug.h @@ -30,8 +30,7 @@ #define gvt_dbg_core(fmt, args...) \ DRM_DEBUG_DRIVER("gvt: core: "fmt, ##args) -/* - * Other GVT debug stuff will be introduced in the GVT device model patches. - */ +#define gvt_dbg_irq(fmt, args...) \ + DRM_DEBUG_DRIVER("gvt: irq: "fmt, ##args) #endif diff --git a/drivers/gpu/drm/i915/gvt/gvt.c b/drivers/gpu/drm/i915/gvt/gvt.c index 2c03dad28718..29efe454b1cd 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.c +++ b/drivers/gpu/drm/i915/gvt/gvt.c @@ -97,9 +97,10 @@ static void init_device_info(struct intel_gvt *gvt) if (IS_BROADWELL(gvt->dev_priv) || IS_SKYLAKE(gvt->dev_priv)) { info->max_support_vgpus = 8; - info->mmio_size = 2 * 1024 * 1024; info->cfg_space_size = 256; + info->mmio_size = 2 * 1024 * 1024; info->mmio_bar = 0; + info->msi_cap_offset = IS_SKYLAKE(gvt->dev_priv) ? 0xac : 0x90; } } @@ -118,6 +119,7 @@ void intel_gvt_clean_device(struct drm_i915_private *dev_priv) if (WARN_ON(!gvt->initialized)) return; + intel_gvt_clean_irq(gvt); intel_gvt_clean_mmio_info(gvt); intel_gvt_free_firmware(gvt); @@ -165,10 +167,16 @@ int intel_gvt_init_device(struct drm_i915_private *dev_priv) if (ret) goto out_clean_mmio_info; + ret = intel_gvt_init_irq(gvt); + if (ret) + goto out_free_firmware; + gvt_dbg_core("gvt device creation is done\n"); gvt->initialized = true; return 0; +out_free_firmware: + intel_gvt_free_firmware(gvt); out_clean_mmio_info: intel_gvt_clean_mmio_info(gvt); return ret; diff --git a/drivers/gpu/drm/i915/gvt/gvt.h b/drivers/gpu/drm/i915/gvt/gvt.h index e00c2d66f658..655e6afb0aca 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.h +++ b/drivers/gpu/drm/i915/gvt/gvt.h @@ -37,6 +37,7 @@ #include "hypercall.h" #include "mmio.h" #include "reg.h" +#include "interrupt.h" #define GVT_MAX_VGPU 8 @@ -56,9 +57,10 @@ extern struct intel_gvt_host intel_gvt_host; /* Describe per-platform limitations. */ struct intel_gvt_device_info { u32 max_support_vgpus; - u32 mmio_size; u32 cfg_space_size; + u32 mmio_size; u32 mmio_bar; + unsigned long msi_cap_offset; }; /* GM resources owned by a vGPU */ @@ -98,6 +100,10 @@ struct intel_vgpu_cfg_space { #define vgpu_cfg_space(vgpu) ((vgpu)->cfg_space.virtual_cfg_space) +struct intel_vgpu_irq { + bool irq_warn_once[INTEL_GVT_EVENT_MAX]; +}; + struct intel_vgpu { struct intel_gvt *gvt; int id; @@ -109,6 +115,7 @@ struct intel_vgpu { struct intel_vgpu_gm gm; struct intel_vgpu_cfg_space cfg_space; struct intel_vgpu_mmio mmio; + struct intel_vgpu_irq irq; }; struct intel_gvt_gm { @@ -145,6 +152,7 @@ struct intel_gvt { struct intel_gvt_fence fence; struct intel_gvt_mmio mmio; struct intel_gvt_firmware firmware; + struct intel_gvt_irq irq; }; void intel_gvt_free_firmware(struct intel_gvt *gvt); diff --git a/drivers/gpu/drm/i915/gvt/hypercall.h b/drivers/gpu/drm/i915/gvt/hypercall.h index eff8af56e012..f43614eb3b14 100644 --- a/drivers/gpu/drm/i915/gvt/hypercall.h +++ b/drivers/gpu/drm/i915/gvt/hypercall.h @@ -41,6 +41,7 @@ struct intel_gvt_mpt { int (*detect_host)(void); int (*attach_vgpu)(void *vgpu, unsigned long *handle); void (*detach_vgpu)(unsigned long handle); + int (*inject_msi)(unsigned long handle, u32 addr, u16 data); }; extern struct intel_gvt_mpt xengt_mpt; diff --git a/drivers/gpu/drm/i915/gvt/interrupt.c b/drivers/gpu/drm/i915/gvt/interrupt.c new file mode 100644 index 000000000000..d90c5f660b00 --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/interrupt.c @@ -0,0 +1,714 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Kevin Tian + * Zhi Wang + * + * Contributors: + * Min he + * + */ + +#include "i915_drv.h" + +/* common offset among interrupt control registers */ +#define regbase_to_isr(base) (base) +#define regbase_to_imr(base) (base + 0x4) +#define regbase_to_iir(base) (base + 0x8) +#define regbase_to_ier(base) (base + 0xC) + +#define iir_to_regbase(iir) (iir - 0x8) +#define ier_to_regbase(ier) (ier - 0xC) + +#define get_event_virt_handler(irq, e) (irq->events[e].v_handler) +#define get_irq_info(irq, e) (irq->events[e].info) + +#define irq_to_gvt(irq) \ + container_of(irq, struct intel_gvt, irq) + +static void update_upstream_irq(struct intel_vgpu *vgpu, + struct intel_gvt_irq_info *info); + +const char * const irq_name[INTEL_GVT_EVENT_MAX] = { + [RCS_MI_USER_INTERRUPT] = "Render CS MI USER INTERRUPT", + [RCS_DEBUG] = "Render EU debug from SVG", + [RCS_MMIO_SYNC_FLUSH] = "Render MMIO sync flush status", + [RCS_CMD_STREAMER_ERR] = "Render CS error interrupt", + [RCS_PIPE_CONTROL] = "Render PIPE CONTROL notify", + [RCS_WATCHDOG_EXCEEDED] = "Render CS Watchdog counter exceeded", + [RCS_PAGE_DIRECTORY_FAULT] = "Render page directory faults", + [RCS_AS_CONTEXT_SWITCH] = "Render AS Context Switch Interrupt", + + [VCS_MI_USER_INTERRUPT] = "Video CS MI USER INTERRUPT", + [VCS_MMIO_SYNC_FLUSH] = "Video MMIO sync flush status", + [VCS_CMD_STREAMER_ERR] = "Video CS error interrupt", + [VCS_MI_FLUSH_DW] = "Video MI FLUSH DW notify", + [VCS_WATCHDOG_EXCEEDED] = "Video CS Watchdog counter exceeded", + [VCS_PAGE_DIRECTORY_FAULT] = "Video page directory faults", + [VCS_AS_CONTEXT_SWITCH] = "Video AS Context Switch Interrupt", + [VCS2_MI_USER_INTERRUPT] = "VCS2 Video CS MI USER INTERRUPT", + [VCS2_MI_FLUSH_DW] = "VCS2 Video MI FLUSH DW notify", + [VCS2_AS_CONTEXT_SWITCH] = "VCS2 Context Switch Interrupt", + + [BCS_MI_USER_INTERRUPT] = "Blitter CS MI USER INTERRUPT", + [BCS_MMIO_SYNC_FLUSH] = "Billter MMIO sync flush status", + [BCS_CMD_STREAMER_ERR] = "Blitter CS error interrupt", + [BCS_MI_FLUSH_DW] = "Blitter MI FLUSH DW notify", + [BCS_PAGE_DIRECTORY_FAULT] = "Blitter page directory faults", + [BCS_AS_CONTEXT_SWITCH] = "Blitter AS Context Switch Interrupt", + + [VECS_MI_FLUSH_DW] = "Video Enhanced Streamer MI FLUSH DW notify", + [VECS_AS_CONTEXT_SWITCH] = "VECS Context Switch Interrupt", + + [PIPE_A_FIFO_UNDERRUN] = "Pipe A FIFO underrun", + [PIPE_A_CRC_ERR] = "Pipe A CRC error", + [PIPE_A_CRC_DONE] = "Pipe A CRC done", + [PIPE_A_VSYNC] = "Pipe A vsync", + [PIPE_A_LINE_COMPARE] = "Pipe A line compare", + [PIPE_A_ODD_FIELD] = "Pipe A odd field", + [PIPE_A_EVEN_FIELD] = "Pipe A even field", + [PIPE_A_VBLANK] = "Pipe A vblank", + [PIPE_B_FIFO_UNDERRUN] = "Pipe B FIFO underrun", + [PIPE_B_CRC_ERR] = "Pipe B CRC error", + [PIPE_B_CRC_DONE] = "Pipe B CRC done", + [PIPE_B_VSYNC] = "Pipe B vsync", + [PIPE_B_LINE_COMPARE] = "Pipe B line compare", + [PIPE_B_ODD_FIELD] = "Pipe B odd field", + [PIPE_B_EVEN_FIELD] = "Pipe B even field", + [PIPE_B_VBLANK] = "Pipe B vblank", + [PIPE_C_VBLANK] = "Pipe C vblank", + [DPST_PHASE_IN] = "DPST phase in event", + [DPST_HISTOGRAM] = "DPST histogram event", + [GSE] = "GSE", + [DP_A_HOTPLUG] = "DP A Hotplug", + [AUX_CHANNEL_A] = "AUX Channel A", + [PERF_COUNTER] = "Performance counter", + [POISON] = "Poison", + [GTT_FAULT] = "GTT fault", + [PRIMARY_A_FLIP_DONE] = "Primary Plane A flip done", + [PRIMARY_B_FLIP_DONE] = "Primary Plane B flip done", + [PRIMARY_C_FLIP_DONE] = "Primary Plane C flip done", + [SPRITE_A_FLIP_DONE] = "Sprite Plane A flip done", + [SPRITE_B_FLIP_DONE] = "Sprite Plane B flip done", + [SPRITE_C_FLIP_DONE] = "Sprite Plane C flip done", + + [PCU_THERMAL] = "PCU Thermal Event", + [PCU_PCODE2DRIVER_MAILBOX] = "PCU pcode2driver mailbox event", + + [FDI_RX_INTERRUPTS_TRANSCODER_A] = "FDI RX Interrupts Combined A", + [AUDIO_CP_CHANGE_TRANSCODER_A] = "Audio CP Change Transcoder A", + [AUDIO_CP_REQUEST_TRANSCODER_A] = "Audio CP Request Transcoder A", + [FDI_RX_INTERRUPTS_TRANSCODER_B] = "FDI RX Interrupts Combined B", + [AUDIO_CP_CHANGE_TRANSCODER_B] = "Audio CP Change Transcoder B", + [AUDIO_CP_REQUEST_TRANSCODER_B] = "Audio CP Request Transcoder B", + [FDI_RX_INTERRUPTS_TRANSCODER_C] = "FDI RX Interrupts Combined C", + [AUDIO_CP_CHANGE_TRANSCODER_C] = "Audio CP Change Transcoder C", + [AUDIO_CP_REQUEST_TRANSCODER_C] = "Audio CP Request Transcoder C", + [ERR_AND_DBG] = "South Error and Debug Interupts Combined", + [GMBUS] = "Gmbus", + [SDVO_B_HOTPLUG] = "SDVO B hotplug", + [CRT_HOTPLUG] = "CRT Hotplug", + [DP_B_HOTPLUG] = "DisplayPort/HDMI/DVI B Hotplug", + [DP_C_HOTPLUG] = "DisplayPort/HDMI/DVI C Hotplug", + [DP_D_HOTPLUG] = "DisplayPort/HDMI/DVI D Hotplug", + [AUX_CHANNEL_B] = "AUX Channel B", + [AUX_CHANNEL_C] = "AUX Channel C", + [AUX_CHANNEL_D] = "AUX Channel D", + [AUDIO_POWER_STATE_CHANGE_B] = "Audio Power State change Port B", + [AUDIO_POWER_STATE_CHANGE_C] = "Audio Power State change Port C", + [AUDIO_POWER_STATE_CHANGE_D] = "Audio Power State change Port D", + + [INTEL_GVT_EVENT_RESERVED] = "RESERVED EVENTS!!!", +}; + +static inline struct intel_gvt_irq_info *regbase_to_irq_info( + struct intel_gvt *gvt, + unsigned int reg) +{ + struct intel_gvt_irq *irq = &gvt->irq; + int i; + + for_each_set_bit(i, irq->irq_info_bitmap, INTEL_GVT_IRQ_INFO_MAX) { + if (i915_mmio_reg_offset(irq->info[i]->reg_base) == reg) + return irq->info[i]; + } + + return NULL; +} + +/** + * intel_vgpu_reg_imr_handler - Generic IMR register emulation write handler + * @vgpu: a vGPU + * @reg: register offset written by guest + * @p_data: register data written by guest + * @bytes: register data length + * + * This function is used to emulate the generic IMR register bit change + * behavior. + * + * Returns: + * Zero on success, negative error code if failed. + * + */ +int intel_vgpu_reg_imr_handler(struct intel_vgpu *vgpu, + unsigned int reg, void *p_data, unsigned int bytes) +{ + struct intel_gvt *gvt = vgpu->gvt; + struct intel_gvt_irq_ops *ops = gvt->irq.ops; + u32 changed, masked, unmasked; + u32 imr = *(u32 *)p_data; + + gvt_dbg_irq("write IMR %x with val %x\n", + reg, imr); + + gvt_dbg_irq("old vIMR %x\n", vgpu_vreg(vgpu, reg)); + + /* figure out newly masked/unmasked bits */ + changed = vgpu_vreg(vgpu, reg) ^ imr; + masked = (vgpu_vreg(vgpu, reg) & changed) ^ changed; + unmasked = masked ^ changed; + + gvt_dbg_irq("changed %x, masked %x, unmasked %x\n", + changed, masked, unmasked); + + vgpu_vreg(vgpu, reg) = imr; + + ops->check_pending_irq(vgpu); + gvt_dbg_irq("IRQ: new vIMR %x\n", vgpu_vreg(vgpu, reg)); + return 0; +} + +/** + * intel_vgpu_reg_master_irq_handler - master IRQ write emulation handler + * @vgpu: a vGPU + * @reg: register offset written by guest + * @p_data: register data written by guest + * @bytes: register data length + * + * This function is used to emulate the master IRQ register on gen8+. + * + * Returns: + * Zero on success, negative error code if failed. + * + */ +int intel_vgpu_reg_master_irq_handler(struct intel_vgpu *vgpu, + unsigned int reg, void *p_data, unsigned int bytes) +{ + struct intel_gvt *gvt = vgpu->gvt; + struct intel_gvt_irq_ops *ops = gvt->irq.ops; + u32 changed, enabled, disabled; + u32 ier = *(u32 *)p_data; + u32 virtual_ier = vgpu_vreg(vgpu, reg); + + gvt_dbg_irq("write master irq reg %x with val %x\n", + reg, ier); + + gvt_dbg_irq("old vreg %x\n", vgpu_vreg(vgpu, reg)); + + /* + * GEN8_MASTER_IRQ is a special irq register, + * only bit 31 is allowed to be modified + * and treated as an IER bit. + */ + ier &= GEN8_MASTER_IRQ_CONTROL; + virtual_ier &= GEN8_MASTER_IRQ_CONTROL; + vgpu_vreg(vgpu, reg) &= ~GEN8_MASTER_IRQ_CONTROL; + vgpu_vreg(vgpu, reg) |= ier; + + /* figure out newly enabled/disable bits */ + changed = virtual_ier ^ ier; + enabled = (virtual_ier & changed) ^ changed; + disabled = enabled ^ changed; + + gvt_dbg_irq("changed %x, enabled %x, disabled %x\n", + changed, enabled, disabled); + + ops->check_pending_irq(vgpu); + gvt_dbg_irq("new vreg %x\n", vgpu_vreg(vgpu, reg)); + return 0; +} + +/** + * intel_vgpu_reg_ier_handler - Generic IER write emulation handler + * @vgpu: a vGPU + * @reg: register offset written by guest + * @p_data: register data written by guest + * @bytes: register data length + * + * This function is used to emulate the generic IER register behavior. + * + * Returns: + * Zero on success, negative error code if failed. + * + */ +int intel_vgpu_reg_ier_handler(struct intel_vgpu *vgpu, + unsigned int reg, void *p_data, unsigned int bytes) +{ + struct intel_gvt *gvt = vgpu->gvt; + struct intel_gvt_irq_ops *ops = gvt->irq.ops; + struct intel_gvt_irq_info *info; + u32 changed, enabled, disabled; + u32 ier = *(u32 *)p_data; + + gvt_dbg_irq("write IER %x with val %x\n", + reg, ier); + + gvt_dbg_irq("old vIER %x\n", vgpu_vreg(vgpu, reg)); + + /* figure out newly enabled/disable bits */ + changed = vgpu_vreg(vgpu, reg) ^ ier; + enabled = (vgpu_vreg(vgpu, reg) & changed) ^ changed; + disabled = enabled ^ changed; + + gvt_dbg_irq("changed %x, enabled %x, disabled %x\n", + changed, enabled, disabled); + vgpu_vreg(vgpu, reg) = ier; + + info = regbase_to_irq_info(gvt, ier_to_regbase(reg)); + if (WARN_ON(!info)) + return -EINVAL; + + if (info->has_upstream_irq) + update_upstream_irq(vgpu, info); + + ops->check_pending_irq(vgpu); + gvt_dbg_irq("new vIER %x\n", vgpu_vreg(vgpu, reg)); + return 0; +} + +/** + * intel_vgpu_reg_iir_handler - Generic IIR write emulation handler + * @vgpu: a vGPU + * @reg: register offset written by guest + * @p_data: register data written by guest + * @bytes: register data length + * + * This function is used to emulate the generic IIR register behavior. + * + * Returns: + * Zero on success, negative error code if failed. + * + */ +int intel_vgpu_reg_iir_handler(struct intel_vgpu *vgpu, unsigned int reg, + void *p_data, unsigned int bytes) +{ + struct intel_gvt_irq_info *info = regbase_to_irq_info(vgpu->gvt, + iir_to_regbase(reg)); + u32 iir = *(u32 *)p_data; + + gvt_dbg_irq("write IIR %x with val %x\n", reg, iir); + + if (WARN_ON(!info)) + return -EINVAL; + + vgpu_vreg(vgpu, reg) &= ~iir; + + if (info->has_upstream_irq) + update_upstream_irq(vgpu, info); + return 0; +} + +static struct intel_gvt_irq_map gen8_irq_map[] = { + { INTEL_GVT_IRQ_INFO_MASTER, 0, INTEL_GVT_IRQ_INFO_GT0, 0xffff }, + { INTEL_GVT_IRQ_INFO_MASTER, 1, INTEL_GVT_IRQ_INFO_GT0, 0xffff0000 }, + { INTEL_GVT_IRQ_INFO_MASTER, 2, INTEL_GVT_IRQ_INFO_GT1, 0xffff }, + { INTEL_GVT_IRQ_INFO_MASTER, 3, INTEL_GVT_IRQ_INFO_GT1, 0xffff0000 }, + { INTEL_GVT_IRQ_INFO_MASTER, 4, INTEL_GVT_IRQ_INFO_GT2, 0xffff }, + { INTEL_GVT_IRQ_INFO_MASTER, 6, INTEL_GVT_IRQ_INFO_GT3, 0xffff }, + { INTEL_GVT_IRQ_INFO_MASTER, 16, INTEL_GVT_IRQ_INFO_DE_PIPE_A, ~0 }, + { INTEL_GVT_IRQ_INFO_MASTER, 17, INTEL_GVT_IRQ_INFO_DE_PIPE_B, ~0 }, + { INTEL_GVT_IRQ_INFO_MASTER, 18, INTEL_GVT_IRQ_INFO_DE_PIPE_C, ~0 }, + { INTEL_GVT_IRQ_INFO_MASTER, 20, INTEL_GVT_IRQ_INFO_DE_PORT, ~0 }, + { INTEL_GVT_IRQ_INFO_MASTER, 22, INTEL_GVT_IRQ_INFO_DE_MISC, ~0 }, + { INTEL_GVT_IRQ_INFO_MASTER, 23, INTEL_GVT_IRQ_INFO_PCH, ~0 }, + { INTEL_GVT_IRQ_INFO_MASTER, 30, INTEL_GVT_IRQ_INFO_PCU, ~0 }, + { -1, -1, ~0 }, +}; + +static void update_upstream_irq(struct intel_vgpu *vgpu, + struct intel_gvt_irq_info *info) +{ + struct intel_gvt_irq *irq = &vgpu->gvt->irq; + struct intel_gvt_irq_map *map = irq->irq_map; + struct intel_gvt_irq_info *up_irq_info = NULL; + u32 set_bits = 0; + u32 clear_bits = 0; + int bit; + u32 val = vgpu_vreg(vgpu, + regbase_to_iir(i915_mmio_reg_offset(info->reg_base))) + & vgpu_vreg(vgpu, + regbase_to_ier(i915_mmio_reg_offset(info->reg_base))); + + if (!info->has_upstream_irq) + return; + + for (map = irq->irq_map; map->up_irq_bit != -1; map++) { + if (info->group != map->down_irq_group) + continue; + + if (!up_irq_info) + up_irq_info = irq->info[map->up_irq_group]; + else + WARN_ON(up_irq_info != irq->info[map->up_irq_group]); + + bit = map->up_irq_bit; + + if (val & map->down_irq_bitmask) + set_bits |= (1 << bit); + else + clear_bits |= (1 << bit); + } + + WARN_ON(!up_irq_info); + + if (up_irq_info->group == INTEL_GVT_IRQ_INFO_MASTER) { + u32 isr = i915_mmio_reg_offset(up_irq_info->reg_base); + + vgpu_vreg(vgpu, isr) &= ~clear_bits; + vgpu_vreg(vgpu, isr) |= set_bits; + } else { + u32 iir = regbase_to_iir( + i915_mmio_reg_offset(up_irq_info->reg_base)); + u32 imr = regbase_to_imr( + i915_mmio_reg_offset(up_irq_info->reg_base)); + + vgpu_vreg(vgpu, iir) |= (set_bits & ~vgpu_vreg(vgpu, imr)); + } + + if (up_irq_info->has_upstream_irq) + update_upstream_irq(vgpu, up_irq_info); +} + +static void init_irq_map(struct intel_gvt_irq *irq) +{ + struct intel_gvt_irq_map *map; + struct intel_gvt_irq_info *up_info, *down_info; + int up_bit; + + for (map = irq->irq_map; map->up_irq_bit != -1; map++) { + up_info = irq->info[map->up_irq_group]; + up_bit = map->up_irq_bit; + down_info = irq->info[map->down_irq_group]; + + set_bit(up_bit, up_info->downstream_irq_bitmap); + down_info->has_upstream_irq = true; + + gvt_dbg_irq("[up] grp %d bit %d -> [down] grp %d bitmask %x\n", + up_info->group, up_bit, + down_info->group, map->down_irq_bitmask); + } +} + +/* =======================vEvent injection===================== */ +static int inject_virtual_interrupt(struct intel_vgpu *vgpu) +{ + return intel_gvt_hypervisor_inject_msi(vgpu); +} + +static void propagate_event(struct intel_gvt_irq *irq, + enum intel_gvt_event_type event, struct intel_vgpu *vgpu) +{ + struct intel_gvt_irq_info *info; + unsigned int reg_base; + int bit; + + info = get_irq_info(irq, event); + if (WARN_ON(!info)) + return; + + reg_base = i915_mmio_reg_offset(info->reg_base); + bit = irq->events[event].bit; + + if (!test_bit(bit, (void *)&vgpu_vreg(vgpu, + regbase_to_imr(reg_base)))) { + gvt_dbg_irq("set bit (%d) for (%s) for vgpu (%d)\n", + bit, irq_name[event], vgpu->id); + set_bit(bit, (void *)&vgpu_vreg(vgpu, + regbase_to_iir(reg_base))); + } +} + +/* =======================vEvent Handlers===================== */ +static void handle_default_event_virt(struct intel_gvt_irq *irq, + enum intel_gvt_event_type event, struct intel_vgpu *vgpu) +{ + if (!vgpu->irq.irq_warn_once[event]) { + gvt_dbg_core("vgpu%d: IRQ receive event %d (%s)\n", + vgpu->id, event, irq_name[event]); + vgpu->irq.irq_warn_once[event] = true; + } + propagate_event(irq, event, vgpu); +} + +/* =====================GEN specific logic======================= */ +/* GEN8 interrupt routines. */ + +#define DEFINE_GVT_GEN8_INTEL_GVT_IRQ_INFO(regname, regbase) \ +static struct intel_gvt_irq_info gen8_##regname##_info = { \ + .name = #regname"-IRQ", \ + .reg_base = (regbase), \ + .bit_to_event = {[0 ... INTEL_GVT_IRQ_BITWIDTH-1] = \ + INTEL_GVT_EVENT_RESERVED}, \ +} + +DEFINE_GVT_GEN8_INTEL_GVT_IRQ_INFO(gt0, GEN8_GT_ISR(0)); +DEFINE_GVT_GEN8_INTEL_GVT_IRQ_INFO(gt1, GEN8_GT_ISR(1)); +DEFINE_GVT_GEN8_INTEL_GVT_IRQ_INFO(gt2, GEN8_GT_ISR(2)); +DEFINE_GVT_GEN8_INTEL_GVT_IRQ_INFO(gt3, GEN8_GT_ISR(3)); +DEFINE_GVT_GEN8_INTEL_GVT_IRQ_INFO(de_pipe_a, GEN8_DE_PIPE_ISR(PIPE_A)); +DEFINE_GVT_GEN8_INTEL_GVT_IRQ_INFO(de_pipe_b, GEN8_DE_PIPE_ISR(PIPE_B)); +DEFINE_GVT_GEN8_INTEL_GVT_IRQ_INFO(de_pipe_c, GEN8_DE_PIPE_ISR(PIPE_C)); +DEFINE_GVT_GEN8_INTEL_GVT_IRQ_INFO(de_port, GEN8_DE_PORT_ISR); +DEFINE_GVT_GEN8_INTEL_GVT_IRQ_INFO(de_misc, GEN8_DE_MISC_ISR); +DEFINE_GVT_GEN8_INTEL_GVT_IRQ_INFO(pcu, GEN8_PCU_ISR); +DEFINE_GVT_GEN8_INTEL_GVT_IRQ_INFO(master, GEN8_MASTER_IRQ); + +static struct intel_gvt_irq_info gvt_base_pch_info = { + .name = "PCH-IRQ", + .reg_base = SDEISR, + .bit_to_event = {[0 ... INTEL_GVT_IRQ_BITWIDTH-1] = + INTEL_GVT_EVENT_RESERVED}, +}; + +static void gen8_check_pending_irq(struct intel_vgpu *vgpu) +{ + struct intel_gvt_irq *irq = &vgpu->gvt->irq; + int i; + + if (!(vgpu_vreg(vgpu, i915_mmio_reg_offset(GEN8_MASTER_IRQ)) & + GEN8_MASTER_IRQ_CONTROL)) + return; + + for_each_set_bit(i, irq->irq_info_bitmap, INTEL_GVT_IRQ_INFO_MAX) { + struct intel_gvt_irq_info *info = irq->info[i]; + u32 reg_base; + + if (!info->has_upstream_irq) + continue; + + reg_base = i915_mmio_reg_offset(info->reg_base); + if ((vgpu_vreg(vgpu, regbase_to_iir(reg_base)) + & vgpu_vreg(vgpu, regbase_to_ier(reg_base)))) + update_upstream_irq(vgpu, info); + } + + if (vgpu_vreg(vgpu, i915_mmio_reg_offset(GEN8_MASTER_IRQ)) + & ~GEN8_MASTER_IRQ_CONTROL) + inject_virtual_interrupt(vgpu); +} + +static void gen8_init_irq( + struct intel_gvt_irq *irq) +{ + struct intel_gvt *gvt = irq_to_gvt(irq); + +#define SET_BIT_INFO(s, b, e, i) \ + do { \ + s->events[e].bit = b; \ + s->events[e].info = s->info[i]; \ + s->info[i]->bit_to_event[b] = e;\ + } while (0) + +#define SET_IRQ_GROUP(s, g, i) \ + do { \ + s->info[g] = i; \ + (i)->group = g; \ + set_bit(g, s->irq_info_bitmap); \ + } while (0) + + SET_IRQ_GROUP(irq, INTEL_GVT_IRQ_INFO_MASTER, &gen8_master_info); + SET_IRQ_GROUP(irq, INTEL_GVT_IRQ_INFO_GT0, &gen8_gt0_info); + SET_IRQ_GROUP(irq, INTEL_GVT_IRQ_INFO_GT1, &gen8_gt1_info); + SET_IRQ_GROUP(irq, INTEL_GVT_IRQ_INFO_GT2, &gen8_gt2_info); + SET_IRQ_GROUP(irq, INTEL_GVT_IRQ_INFO_GT3, &gen8_gt3_info); + SET_IRQ_GROUP(irq, INTEL_GVT_IRQ_INFO_DE_PIPE_A, &gen8_de_pipe_a_info); + SET_IRQ_GROUP(irq, INTEL_GVT_IRQ_INFO_DE_PIPE_B, &gen8_de_pipe_b_info); + SET_IRQ_GROUP(irq, INTEL_GVT_IRQ_INFO_DE_PIPE_C, &gen8_de_pipe_c_info); + SET_IRQ_GROUP(irq, INTEL_GVT_IRQ_INFO_DE_PORT, &gen8_de_port_info); + SET_IRQ_GROUP(irq, INTEL_GVT_IRQ_INFO_DE_MISC, &gen8_de_misc_info); + SET_IRQ_GROUP(irq, INTEL_GVT_IRQ_INFO_PCU, &gen8_pcu_info); + SET_IRQ_GROUP(irq, INTEL_GVT_IRQ_INFO_PCH, &gvt_base_pch_info); + + /* GEN8 level 2 interrupts. */ + + /* GEN8 interrupt GT0 events */ + SET_BIT_INFO(irq, 0, RCS_MI_USER_INTERRUPT, INTEL_GVT_IRQ_INFO_GT0); + SET_BIT_INFO(irq, 4, RCS_PIPE_CONTROL, INTEL_GVT_IRQ_INFO_GT0); + SET_BIT_INFO(irq, 8, RCS_AS_CONTEXT_SWITCH, INTEL_GVT_IRQ_INFO_GT0); + + SET_BIT_INFO(irq, 16, BCS_MI_USER_INTERRUPT, INTEL_GVT_IRQ_INFO_GT0); + SET_BIT_INFO(irq, 20, BCS_MI_FLUSH_DW, INTEL_GVT_IRQ_INFO_GT0); + SET_BIT_INFO(irq, 24, BCS_AS_CONTEXT_SWITCH, INTEL_GVT_IRQ_INFO_GT0); + + /* GEN8 interrupt GT1 events */ + SET_BIT_INFO(irq, 0, VCS_MI_USER_INTERRUPT, INTEL_GVT_IRQ_INFO_GT1); + SET_BIT_INFO(irq, 4, VCS_MI_FLUSH_DW, INTEL_GVT_IRQ_INFO_GT1); + SET_BIT_INFO(irq, 8, VCS_AS_CONTEXT_SWITCH, INTEL_GVT_IRQ_INFO_GT1); + + if (HAS_BSD2(gvt->dev_priv)) { + SET_BIT_INFO(irq, 16, VCS2_MI_USER_INTERRUPT, + INTEL_GVT_IRQ_INFO_GT1); + SET_BIT_INFO(irq, 20, VCS2_MI_FLUSH_DW, + INTEL_GVT_IRQ_INFO_GT1); + SET_BIT_INFO(irq, 24, VCS2_AS_CONTEXT_SWITCH, + INTEL_GVT_IRQ_INFO_GT1); + } + + /* GEN8 interrupt GT3 events */ + SET_BIT_INFO(irq, 0, VECS_MI_USER_INTERRUPT, INTEL_GVT_IRQ_INFO_GT3); + SET_BIT_INFO(irq, 4, VECS_MI_FLUSH_DW, INTEL_GVT_IRQ_INFO_GT3); + SET_BIT_INFO(irq, 8, VECS_AS_CONTEXT_SWITCH, INTEL_GVT_IRQ_INFO_GT3); + + SET_BIT_INFO(irq, 0, PIPE_A_VBLANK, INTEL_GVT_IRQ_INFO_DE_PIPE_A); + SET_BIT_INFO(irq, 0, PIPE_B_VBLANK, INTEL_GVT_IRQ_INFO_DE_PIPE_B); + SET_BIT_INFO(irq, 0, PIPE_C_VBLANK, INTEL_GVT_IRQ_INFO_DE_PIPE_C); + + /* GEN8 interrupt DE PORT events */ + SET_BIT_INFO(irq, 0, AUX_CHANNEL_A, INTEL_GVT_IRQ_INFO_DE_PORT); + SET_BIT_INFO(irq, 3, DP_A_HOTPLUG, INTEL_GVT_IRQ_INFO_DE_PORT); + + /* GEN8 interrupt DE MISC events */ + SET_BIT_INFO(irq, 0, GSE, INTEL_GVT_IRQ_INFO_DE_MISC); + + /* PCH events */ + SET_BIT_INFO(irq, 17, GMBUS, INTEL_GVT_IRQ_INFO_PCH); + SET_BIT_INFO(irq, 19, CRT_HOTPLUG, INTEL_GVT_IRQ_INFO_PCH); + SET_BIT_INFO(irq, 21, DP_B_HOTPLUG, INTEL_GVT_IRQ_INFO_PCH); + SET_BIT_INFO(irq, 22, DP_C_HOTPLUG, INTEL_GVT_IRQ_INFO_PCH); + SET_BIT_INFO(irq, 23, DP_D_HOTPLUG, INTEL_GVT_IRQ_INFO_PCH); + + if (IS_BROADWELL(gvt->dev_priv)) { + SET_BIT_INFO(irq, 25, AUX_CHANNEL_B, INTEL_GVT_IRQ_INFO_PCH); + SET_BIT_INFO(irq, 26, AUX_CHANNEL_C, INTEL_GVT_IRQ_INFO_PCH); + SET_BIT_INFO(irq, 27, AUX_CHANNEL_D, INTEL_GVT_IRQ_INFO_PCH); + + SET_BIT_INFO(irq, 4, PRIMARY_A_FLIP_DONE, INTEL_GVT_IRQ_INFO_DE_PIPE_A); + SET_BIT_INFO(irq, 5, SPRITE_A_FLIP_DONE, INTEL_GVT_IRQ_INFO_DE_PIPE_A); + + SET_BIT_INFO(irq, 4, PRIMARY_B_FLIP_DONE, INTEL_GVT_IRQ_INFO_DE_PIPE_B); + SET_BIT_INFO(irq, 5, SPRITE_B_FLIP_DONE, INTEL_GVT_IRQ_INFO_DE_PIPE_B); + + SET_BIT_INFO(irq, 4, PRIMARY_C_FLIP_DONE, INTEL_GVT_IRQ_INFO_DE_PIPE_C); + SET_BIT_INFO(irq, 5, SPRITE_C_FLIP_DONE, INTEL_GVT_IRQ_INFO_DE_PIPE_C); + } else if (IS_SKYLAKE(gvt->dev_priv)) { + SET_BIT_INFO(irq, 25, AUX_CHANNEL_B, INTEL_GVT_IRQ_INFO_DE_PORT); + SET_BIT_INFO(irq, 26, AUX_CHANNEL_C, INTEL_GVT_IRQ_INFO_DE_PORT); + SET_BIT_INFO(irq, 27, AUX_CHANNEL_D, INTEL_GVT_IRQ_INFO_DE_PORT); + + SET_BIT_INFO(irq, 3, PRIMARY_A_FLIP_DONE, INTEL_GVT_IRQ_INFO_DE_PIPE_A); + SET_BIT_INFO(irq, 3, PRIMARY_B_FLIP_DONE, INTEL_GVT_IRQ_INFO_DE_PIPE_B); + SET_BIT_INFO(irq, 3, PRIMARY_C_FLIP_DONE, INTEL_GVT_IRQ_INFO_DE_PIPE_C); + } + + /* GEN8 interrupt PCU events */ + SET_BIT_INFO(irq, 24, PCU_THERMAL, INTEL_GVT_IRQ_INFO_PCU); + SET_BIT_INFO(irq, 25, PCU_PCODE2DRIVER_MAILBOX, INTEL_GVT_IRQ_INFO_PCU); +} + +static struct intel_gvt_irq_ops gen8_irq_ops = { + .init_irq = gen8_init_irq, + .check_pending_irq = gen8_check_pending_irq, +}; + +/** + * intel_vgpu_trigger_virtual_event - Trigger a virtual event for a vGPU + * @vgpu: a vGPU + * @event: interrupt event + * + * This function is used to trigger a virtual interrupt event for vGPU. + * The caller provides the event to be triggered, the framework itself + * will emulate the IRQ register bit change. + * + */ +void intel_vgpu_trigger_virtual_event(struct intel_vgpu *vgpu, + enum intel_gvt_event_type event) +{ + struct intel_gvt *gvt = vgpu->gvt; + struct intel_gvt_irq *irq = &gvt->irq; + gvt_event_virt_handler_t handler; + struct intel_gvt_irq_ops *ops = gvt->irq.ops; + + handler = get_event_virt_handler(irq, event); + WARN_ON(!handler); + + handler(irq, event, vgpu); + + ops->check_pending_irq(vgpu); +} + +static void init_events( + struct intel_gvt_irq *irq) +{ + int i; + + for (i = 0; i < INTEL_GVT_EVENT_MAX; i++) { + irq->events[i].info = NULL; + irq->events[i].v_handler = handle_default_event_virt; + } +} + +/** + * intel_gvt_clean_irq - clean up GVT-g IRQ emulation subsystem + * @gvt: a GVT device + * + * This function is called at driver unloading stage, to clean up GVT-g IRQ + * emulation subsystem. + * + */ +void intel_gvt_clean_irq(struct intel_gvt *gvt) +{ +} + +/** + * intel_gvt_init_irq - initialize GVT-g IRQ emulation subsystem + * @gvt: a GVT device + * + * This function is called at driver loading stage, to initialize the GVT-g IRQ + * emulation subsystem. + * + * Returns: + * Zero on success, negative error code if failed. + */ +int intel_gvt_init_irq(struct intel_gvt *gvt) +{ + struct intel_gvt_irq *irq = &gvt->irq; + + gvt_dbg_core("init irq framework\n"); + + if (IS_BROADWELL(gvt->dev_priv) || IS_SKYLAKE(gvt->dev_priv)) { + irq->ops = &gen8_irq_ops; + irq->irq_map = gen8_irq_map; + } else { + WARN_ON(1); + return -ENODEV; + } + + /* common event initialization */ + init_events(irq); + + /* gen specific initialization */ + irq->ops->init_irq(irq); + + init_irq_map(irq); + return 0; +} diff --git a/drivers/gpu/drm/i915/gvt/interrupt.h b/drivers/gpu/drm/i915/gvt/interrupt.h new file mode 100644 index 000000000000..28d5d32d6017 --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/interrupt.h @@ -0,0 +1,223 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Kevin Tian + * Zhi Wang + * + * Contributors: + * Min he + * + */ + +#ifndef _GVT_INTERRUPT_H_ +#define _GVT_INTERRUPT_H_ + +enum intel_gvt_event_type { + RCS_MI_USER_INTERRUPT = 0, + RCS_DEBUG, + RCS_MMIO_SYNC_FLUSH, + RCS_CMD_STREAMER_ERR, + RCS_PIPE_CONTROL, + RCS_L3_PARITY_ERR, + RCS_WATCHDOG_EXCEEDED, + RCS_PAGE_DIRECTORY_FAULT, + RCS_AS_CONTEXT_SWITCH, + RCS_MONITOR_BUFF_HALF_FULL, + + VCS_MI_USER_INTERRUPT, + VCS_MMIO_SYNC_FLUSH, + VCS_CMD_STREAMER_ERR, + VCS_MI_FLUSH_DW, + VCS_WATCHDOG_EXCEEDED, + VCS_PAGE_DIRECTORY_FAULT, + VCS_AS_CONTEXT_SWITCH, + + VCS2_MI_USER_INTERRUPT, + VCS2_MI_FLUSH_DW, + VCS2_AS_CONTEXT_SWITCH, + + BCS_MI_USER_INTERRUPT, + BCS_MMIO_SYNC_FLUSH, + BCS_CMD_STREAMER_ERR, + BCS_MI_FLUSH_DW, + BCS_PAGE_DIRECTORY_FAULT, + BCS_AS_CONTEXT_SWITCH, + + VECS_MI_USER_INTERRUPT, + VECS_MI_FLUSH_DW, + VECS_AS_CONTEXT_SWITCH, + + PIPE_A_FIFO_UNDERRUN, + PIPE_B_FIFO_UNDERRUN, + PIPE_A_CRC_ERR, + PIPE_B_CRC_ERR, + PIPE_A_CRC_DONE, + PIPE_B_CRC_DONE, + PIPE_A_ODD_FIELD, + PIPE_B_ODD_FIELD, + PIPE_A_EVEN_FIELD, + PIPE_B_EVEN_FIELD, + PIPE_A_LINE_COMPARE, + PIPE_B_LINE_COMPARE, + PIPE_C_LINE_COMPARE, + PIPE_A_VBLANK, + PIPE_B_VBLANK, + PIPE_C_VBLANK, + PIPE_A_VSYNC, + PIPE_B_VSYNC, + PIPE_C_VSYNC, + PRIMARY_A_FLIP_DONE, + PRIMARY_B_FLIP_DONE, + PRIMARY_C_FLIP_DONE, + SPRITE_A_FLIP_DONE, + SPRITE_B_FLIP_DONE, + SPRITE_C_FLIP_DONE, + + PCU_THERMAL, + PCU_PCODE2DRIVER_MAILBOX, + + DPST_PHASE_IN, + DPST_HISTOGRAM, + GSE, + DP_A_HOTPLUG, + AUX_CHANNEL_A, + PERF_COUNTER, + POISON, + GTT_FAULT, + ERROR_INTERRUPT_COMBINED, + + FDI_RX_INTERRUPTS_TRANSCODER_A, + AUDIO_CP_CHANGE_TRANSCODER_A, + AUDIO_CP_REQUEST_TRANSCODER_A, + FDI_RX_INTERRUPTS_TRANSCODER_B, + AUDIO_CP_CHANGE_TRANSCODER_B, + AUDIO_CP_REQUEST_TRANSCODER_B, + FDI_RX_INTERRUPTS_TRANSCODER_C, + AUDIO_CP_CHANGE_TRANSCODER_C, + AUDIO_CP_REQUEST_TRANSCODER_C, + ERR_AND_DBG, + GMBUS, + SDVO_B_HOTPLUG, + CRT_HOTPLUG, + DP_B_HOTPLUG, + DP_C_HOTPLUG, + DP_D_HOTPLUG, + AUX_CHANNEL_B, + AUX_CHANNEL_C, + AUX_CHANNEL_D, + AUDIO_POWER_STATE_CHANGE_B, + AUDIO_POWER_STATE_CHANGE_C, + AUDIO_POWER_STATE_CHANGE_D, + + INTEL_GVT_EVENT_RESERVED, + INTEL_GVT_EVENT_MAX, +}; + +struct intel_gvt_irq; +struct intel_gvt; + +typedef void (*gvt_event_virt_handler_t)(struct intel_gvt_irq *irq, + enum intel_gvt_event_type event, struct intel_vgpu *vgpu); + +struct intel_gvt_irq_ops { + void (*init_irq)(struct intel_gvt_irq *irq); + void (*check_pending_irq)(struct intel_vgpu *vgpu); +}; + +/* the list of physical interrupt control register groups */ +enum intel_gvt_irq_type { + INTEL_GVT_IRQ_INFO_GT, + INTEL_GVT_IRQ_INFO_DPY, + INTEL_GVT_IRQ_INFO_PCH, + INTEL_GVT_IRQ_INFO_PM, + + INTEL_GVT_IRQ_INFO_MASTER, + INTEL_GVT_IRQ_INFO_GT0, + INTEL_GVT_IRQ_INFO_GT1, + INTEL_GVT_IRQ_INFO_GT2, + INTEL_GVT_IRQ_INFO_GT3, + INTEL_GVT_IRQ_INFO_DE_PIPE_A, + INTEL_GVT_IRQ_INFO_DE_PIPE_B, + INTEL_GVT_IRQ_INFO_DE_PIPE_C, + INTEL_GVT_IRQ_INFO_DE_PORT, + INTEL_GVT_IRQ_INFO_DE_MISC, + INTEL_GVT_IRQ_INFO_AUD, + INTEL_GVT_IRQ_INFO_PCU, + + INTEL_GVT_IRQ_INFO_MAX, +}; + +#define INTEL_GVT_IRQ_BITWIDTH 32 + +/* device specific interrupt bit definitions */ +struct intel_gvt_irq_info { + char *name; + i915_reg_t reg_base; + enum intel_gvt_event_type bit_to_event[INTEL_GVT_IRQ_BITWIDTH]; + unsigned long warned; + int group; + DECLARE_BITMAP(downstream_irq_bitmap, INTEL_GVT_IRQ_BITWIDTH); + bool has_upstream_irq; +}; + +/* per-event information */ +struct intel_gvt_event_info { + int bit; /* map to register bit */ + int policy; /* forwarding policy */ + struct intel_gvt_irq_info *info; /* register info */ + gvt_event_virt_handler_t v_handler; /* for v_event */ +}; + +struct intel_gvt_irq_map { + int up_irq_group; + int up_irq_bit; + int down_irq_group; + u32 down_irq_bitmask; +}; + +/* structure containing device specific IRQ state */ +struct intel_gvt_irq { + struct intel_gvt_irq_ops *ops; + struct intel_gvt_irq_info *info[INTEL_GVT_IRQ_INFO_MAX]; + DECLARE_BITMAP(irq_info_bitmap, INTEL_GVT_IRQ_INFO_MAX); + struct intel_gvt_event_info events[INTEL_GVT_EVENT_MAX]; + DECLARE_BITMAP(pending_events, INTEL_GVT_EVENT_MAX); + struct intel_gvt_irq_map *irq_map; +}; + +int intel_gvt_init_irq(struct intel_gvt *gvt); +void intel_gvt_clean_irq(struct intel_gvt *gvt); + +void intel_vgpu_trigger_virtual_event(struct intel_vgpu *vgpu, + enum intel_gvt_event_type event); + +int intel_vgpu_reg_iir_handler(struct intel_vgpu *vgpu, unsigned int reg, + void *p_data, unsigned int bytes); +int intel_vgpu_reg_ier_handler(struct intel_vgpu *vgpu, + unsigned int reg, void *p_data, unsigned int bytes); +int intel_vgpu_reg_master_irq_handler(struct intel_vgpu *vgpu, + unsigned int reg, void *p_data, unsigned int bytes); +int intel_vgpu_reg_imr_handler(struct intel_vgpu *vgpu, + unsigned int reg, void *p_data, unsigned int bytes); + +#endif /* _GVT_INTERRUPT_H_ */ diff --git a/drivers/gpu/drm/i915/gvt/mpt.h b/drivers/gpu/drm/i915/gvt/mpt.h index f78186884a5c..31a837195745 100644 --- a/drivers/gpu/drm/i915/gvt/mpt.h +++ b/drivers/gpu/drm/i915/gvt/mpt.h @@ -79,4 +79,42 @@ static inline void intel_gvt_hypervisor_detach_vgpu(struct intel_vgpu *vgpu) intel_gvt_host.mpt->detach_vgpu(vgpu->handle); } +#define MSI_CAP_CONTROL(offset) (offset + 2) +#define MSI_CAP_ADDRESS(offset) (offset + 4) +#define MSI_CAP_DATA(offset) (offset + 8) +#define MSI_CAP_EN 0x1 + +/** + * intel_gvt_hypervisor_inject_msi - inject a MSI interrupt into vGPU + * + * Returns: + * Zero on success, negative error code if failed. + */ +static inline int intel_gvt_hypervisor_inject_msi(struct intel_vgpu *vgpu) +{ + unsigned long offset = vgpu->gvt->device_info.msi_cap_offset; + u16 control, data; + u32 addr; + int ret; + + control = *(u16 *)(vgpu_cfg_space(vgpu) + MSI_CAP_CONTROL(offset)); + addr = *(u32 *)(vgpu_cfg_space(vgpu) + MSI_CAP_ADDRESS(offset)); + data = *(u16 *)(vgpu_cfg_space(vgpu) + MSI_CAP_DATA(offset)); + + /* Do not generate MSI if MSIEN is disable */ + if (!(control & MSI_CAP_EN)) + return 0; + + if (WARN(control & GENMASK(15, 1), "only support one MSI format\n")) + return -EINVAL; + + gvt_dbg_irq("vgpu%d: inject msi address %x data%x\n", vgpu->id, addr, + data); + + ret = intel_gvt_host.mpt->inject_msi(vgpu->handle, addr, data); + if (ret) + return ret; + return 0; +} + #endif /* _GVT_MPT_H_ */ -- cgit v1.2.3 From 2707e44466881d6b0a8ed05a429dcf0940c22f60 Mon Sep 17 00:00:00 2001 From: Zhi Wang Date: Mon, 28 Mar 2016 23:23:16 +0800 Subject: drm/i915/gvt: vGPU graphics memory virtualization The vGPU graphics memory emulation framework is responsible for graphics memory table virtualization. Under virtualization environment, a VM will populate the page table entry with guest page frame number(GPFN/GFN), while HW needs a page table filled with MFN(Machine frame number). The relationship between GFN and MFN(Machine frame number) is managed by hypervisor, while GEN HW doesn't have such knowledge to translate a GFN. To solve this gap, shadow GGTT/PPGTT page table is introdcued. For GGTT, the GFN inside the guest GGTT page table entry will be translated into MFN and written into physical GTT MMIO registers when guest write virtual GTT MMIO registers. For PPGTT, a shadow PPGTT page table will be created and write-protected translated from guest PPGTT page table. And the shadow page table root pointers will be written into the shadow context after a guest workload is shadowed. vGPU graphics memory emulation framework consists: - Per-GEN HW platform page table entry bits extract/de-extract routines. - GTT MMIO register emulation handlers, which will call hypercall to do GFN->MFN translation when guest write GTT MMIO register - PPGTT shadow page table routines, e.g. shadow create/destroy/out-of-sync Signed-off-by: Zhi Wang Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/Makefile | 2 +- drivers/gpu/drm/i915/gvt/debug.h | 3 + drivers/gpu/drm/i915/gvt/gtt.c | 2231 ++++++++++++++++++++++++++++++++++ drivers/gpu/drm/i915/gvt/gtt.h | 270 ++++ drivers/gpu/drm/i915/gvt/gvt.c | 10 + drivers/gpu/drm/i915/gvt/gvt.h | 38 + drivers/gpu/drm/i915/gvt/hypercall.h | 8 + drivers/gpu/drm/i915/gvt/mpt.h | 107 ++ drivers/gpu/drm/i915/gvt/trace.h | 185 +++ drivers/gpu/drm/i915/gvt/vgpu.c | 7 + 10 files changed, 2860 insertions(+), 1 deletion(-) create mode 100644 drivers/gpu/drm/i915/gvt/gtt.c create mode 100644 drivers/gpu/drm/i915/gvt/gtt.h (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/Makefile b/drivers/gpu/drm/i915/gvt/Makefile index 41b74de2d028..40eef5b40505 100644 --- a/drivers/gpu/drm/i915/gvt/Makefile +++ b/drivers/gpu/drm/i915/gvt/Makefile @@ -1,6 +1,6 @@ GVT_DIR := gvt GVT_SOURCE := gvt.o aperture_gm.o handlers.o vgpu.o trace_points.o firmware.o \ - interrupt.o + interrupt.o gtt.o ccflags-y += -I$(src) -I$(src)/$(GVT_DIR) -Wall i915-y += $(addprefix $(GVT_DIR)/, $(GVT_SOURCE)) diff --git a/drivers/gpu/drm/i915/gvt/debug.h b/drivers/gpu/drm/i915/gvt/debug.h index 1be93e855d7e..82269b750aac 100644 --- a/drivers/gpu/drm/i915/gvt/debug.h +++ b/drivers/gpu/drm/i915/gvt/debug.h @@ -33,4 +33,7 @@ #define gvt_dbg_irq(fmt, args...) \ DRM_DEBUG_DRIVER("gvt: irq: "fmt, ##args) +#define gvt_dbg_mm(fmt, args...) \ + DRM_DEBUG_DRIVER("gvt: mm: "fmt, ##args) + #endif diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c new file mode 100644 index 000000000000..29de179920e8 --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/gtt.c @@ -0,0 +1,2231 @@ +/* + * GTT virtualization + * + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Zhi Wang + * Zhenyu Wang + * Xiao Zheng + * + * Contributors: + * Min He + * Bing Niu + * + */ + +#include "i915_drv.h" +#include "trace.h" + +static bool enable_out_of_sync = false; +static int preallocated_oos_pages = 8192; + +/* + * validate a gm address and related range size, + * translate it to host gm address + */ +bool intel_gvt_ggtt_validate_range(struct intel_vgpu *vgpu, u64 addr, u32 size) +{ + if ((!vgpu_gmadr_is_valid(vgpu, addr)) || (size + && !vgpu_gmadr_is_valid(vgpu, addr + size - 1))) { + gvt_err("vgpu%d: invalid range gmadr 0x%llx size 0x%x\n", + vgpu->id, addr, size); + return false; + } + return true; +} + +/* translate a guest gmadr to host gmadr */ +int intel_gvt_ggtt_gmadr_g2h(struct intel_vgpu *vgpu, u64 g_addr, u64 *h_addr) +{ + if (WARN(!vgpu_gmadr_is_valid(vgpu, g_addr), + "invalid guest gmadr %llx\n", g_addr)) + return -EACCES; + + if (vgpu_gmadr_is_aperture(vgpu, g_addr)) + *h_addr = vgpu_aperture_gmadr_base(vgpu) + + (g_addr - vgpu_aperture_offset(vgpu)); + else + *h_addr = vgpu_hidden_gmadr_base(vgpu) + + (g_addr - vgpu_hidden_offset(vgpu)); + return 0; +} + +/* translate a host gmadr to guest gmadr */ +int intel_gvt_ggtt_gmadr_h2g(struct intel_vgpu *vgpu, u64 h_addr, u64 *g_addr) +{ + if (WARN(!gvt_gmadr_is_valid(vgpu->gvt, h_addr), + "invalid host gmadr %llx\n", h_addr)) + return -EACCES; + + if (gvt_gmadr_is_aperture(vgpu->gvt, h_addr)) + *g_addr = vgpu_aperture_gmadr_base(vgpu) + + (h_addr - gvt_aperture_gmadr_base(vgpu->gvt)); + else + *g_addr = vgpu_hidden_gmadr_base(vgpu) + + (h_addr - gvt_hidden_gmadr_base(vgpu->gvt)); + return 0; +} + +int intel_gvt_ggtt_index_g2h(struct intel_vgpu *vgpu, unsigned long g_index, + unsigned long *h_index) +{ + u64 h_addr; + int ret; + + ret = intel_gvt_ggtt_gmadr_g2h(vgpu, g_index << GTT_PAGE_SHIFT, + &h_addr); + if (ret) + return ret; + + *h_index = h_addr >> GTT_PAGE_SHIFT; + return 0; +} + +int intel_gvt_ggtt_h2g_index(struct intel_vgpu *vgpu, unsigned long h_index, + unsigned long *g_index) +{ + u64 g_addr; + int ret; + + ret = intel_gvt_ggtt_gmadr_h2g(vgpu, h_index << GTT_PAGE_SHIFT, + &g_addr); + if (ret) + return ret; + + *g_index = g_addr >> GTT_PAGE_SHIFT; + return 0; +} + +#define gtt_type_is_entry(type) \ + (type > GTT_TYPE_INVALID && type < GTT_TYPE_PPGTT_ENTRY \ + && type != GTT_TYPE_PPGTT_PTE_ENTRY \ + && type != GTT_TYPE_PPGTT_ROOT_ENTRY) + +#define gtt_type_is_pt(type) \ + (type >= GTT_TYPE_PPGTT_PTE_PT && type < GTT_TYPE_MAX) + +#define gtt_type_is_pte_pt(type) \ + (type == GTT_TYPE_PPGTT_PTE_PT) + +#define gtt_type_is_root_pointer(type) \ + (gtt_type_is_entry(type) && type > GTT_TYPE_PPGTT_ROOT_ENTRY) + +#define gtt_init_entry(e, t, p, v) do { \ + (e)->type = t; \ + (e)->pdev = p; \ + memcpy(&(e)->val64, &v, sizeof(v)); \ +} while (0) + +enum { + GTT_TYPE_INVALID = -1, + + GTT_TYPE_GGTT_PTE, + + GTT_TYPE_PPGTT_PTE_4K_ENTRY, + GTT_TYPE_PPGTT_PTE_2M_ENTRY, + GTT_TYPE_PPGTT_PTE_1G_ENTRY, + + GTT_TYPE_PPGTT_PTE_ENTRY, + + GTT_TYPE_PPGTT_PDE_ENTRY, + GTT_TYPE_PPGTT_PDP_ENTRY, + GTT_TYPE_PPGTT_PML4_ENTRY, + + GTT_TYPE_PPGTT_ROOT_ENTRY, + + GTT_TYPE_PPGTT_ROOT_L3_ENTRY, + GTT_TYPE_PPGTT_ROOT_L4_ENTRY, + + GTT_TYPE_PPGTT_ENTRY, + + GTT_TYPE_PPGTT_PTE_PT, + GTT_TYPE_PPGTT_PDE_PT, + GTT_TYPE_PPGTT_PDP_PT, + GTT_TYPE_PPGTT_PML4_PT, + + GTT_TYPE_MAX, +}; + +/* + * Mappings between GTT_TYPE* enumerations. + * Following information can be found according to the given type: + * - type of next level page table + * - type of entry inside this level page table + * - type of entry with PSE set + * + * If the given type doesn't have such a kind of information, + * e.g. give a l4 root entry type, then request to get its PSE type, + * give a PTE page table type, then request to get its next level page + * table type, as we know l4 root entry doesn't have a PSE bit, + * and a PTE page table doesn't have a next level page table type, + * GTT_TYPE_INVALID will be returned. This is useful when traversing a + * page table. + */ + +struct gtt_type_table_entry { + int entry_type; + int next_pt_type; + int pse_entry_type; +}; + +#define GTT_TYPE_TABLE_ENTRY(type, e_type, npt_type, pse_type) \ + [type] = { \ + .entry_type = e_type, \ + .next_pt_type = npt_type, \ + .pse_entry_type = pse_type, \ + } + +static struct gtt_type_table_entry gtt_type_table[] = { + GTT_TYPE_TABLE_ENTRY(GTT_TYPE_PPGTT_ROOT_L4_ENTRY, + GTT_TYPE_PPGTT_ROOT_L4_ENTRY, + GTT_TYPE_PPGTT_PML4_PT, + GTT_TYPE_INVALID), + GTT_TYPE_TABLE_ENTRY(GTT_TYPE_PPGTT_PML4_PT, + GTT_TYPE_PPGTT_PML4_ENTRY, + GTT_TYPE_PPGTT_PDP_PT, + GTT_TYPE_INVALID), + GTT_TYPE_TABLE_ENTRY(GTT_TYPE_PPGTT_PML4_ENTRY, + GTT_TYPE_PPGTT_PML4_ENTRY, + GTT_TYPE_PPGTT_PDP_PT, + GTT_TYPE_INVALID), + GTT_TYPE_TABLE_ENTRY(GTT_TYPE_PPGTT_PDP_PT, + GTT_TYPE_PPGTT_PDP_ENTRY, + GTT_TYPE_PPGTT_PDE_PT, + GTT_TYPE_PPGTT_PTE_1G_ENTRY), + GTT_TYPE_TABLE_ENTRY(GTT_TYPE_PPGTT_ROOT_L3_ENTRY, + GTT_TYPE_PPGTT_ROOT_L3_ENTRY, + GTT_TYPE_PPGTT_PDE_PT, + GTT_TYPE_PPGTT_PTE_1G_ENTRY), + GTT_TYPE_TABLE_ENTRY(GTT_TYPE_PPGTT_PDP_ENTRY, + GTT_TYPE_PPGTT_PDP_ENTRY, + GTT_TYPE_PPGTT_PDE_PT, + GTT_TYPE_PPGTT_PTE_1G_ENTRY), + GTT_TYPE_TABLE_ENTRY(GTT_TYPE_PPGTT_PDE_PT, + GTT_TYPE_PPGTT_PDE_ENTRY, + GTT_TYPE_PPGTT_PTE_PT, + GTT_TYPE_PPGTT_PTE_2M_ENTRY), + GTT_TYPE_TABLE_ENTRY(GTT_TYPE_PPGTT_PDE_ENTRY, + GTT_TYPE_PPGTT_PDE_ENTRY, + GTT_TYPE_PPGTT_PTE_PT, + GTT_TYPE_PPGTT_PTE_2M_ENTRY), + GTT_TYPE_TABLE_ENTRY(GTT_TYPE_PPGTT_PTE_PT, + GTT_TYPE_PPGTT_PTE_4K_ENTRY, + GTT_TYPE_INVALID, + GTT_TYPE_INVALID), + GTT_TYPE_TABLE_ENTRY(GTT_TYPE_PPGTT_PTE_4K_ENTRY, + GTT_TYPE_PPGTT_PTE_4K_ENTRY, + GTT_TYPE_INVALID, + GTT_TYPE_INVALID), + GTT_TYPE_TABLE_ENTRY(GTT_TYPE_PPGTT_PTE_2M_ENTRY, + GTT_TYPE_PPGTT_PDE_ENTRY, + GTT_TYPE_INVALID, + GTT_TYPE_PPGTT_PTE_2M_ENTRY), + GTT_TYPE_TABLE_ENTRY(GTT_TYPE_PPGTT_PTE_1G_ENTRY, + GTT_TYPE_PPGTT_PDP_ENTRY, + GTT_TYPE_INVALID, + GTT_TYPE_PPGTT_PTE_1G_ENTRY), + GTT_TYPE_TABLE_ENTRY(GTT_TYPE_GGTT_PTE, + GTT_TYPE_GGTT_PTE, + GTT_TYPE_INVALID, + GTT_TYPE_INVALID), +}; + +static inline int get_next_pt_type(int type) +{ + return gtt_type_table[type].next_pt_type; +} + +static inline int get_entry_type(int type) +{ + return gtt_type_table[type].entry_type; +} + +static inline int get_pse_type(int type) +{ + return gtt_type_table[type].pse_entry_type; +} + +static u64 read_pte64(struct drm_i915_private *dev_priv, unsigned long index) +{ + void *addr = (u64 *)dev_priv->ggtt.gsm + index; + u64 pte; + +#ifdef readq + pte = readq(addr); +#else + pte = ioread32(addr); + pte |= ioread32(addr + 4) << 32; +#endif + return pte; +} + +static void write_pte64(struct drm_i915_private *dev_priv, + unsigned long index, u64 pte) +{ + void *addr = (u64 *)dev_priv->ggtt.gsm + index; + +#ifdef writeq + writeq(pte, addr); +#else + iowrite32((u32)pte, addr); + iowrite32(pte >> 32, addr + 4); +#endif + I915_WRITE(GFX_FLSH_CNTL_GEN6, GFX_FLSH_CNTL_EN); + POSTING_READ(GFX_FLSH_CNTL_GEN6); +} + +static inline struct intel_gvt_gtt_entry *gtt_get_entry64(void *pt, + struct intel_gvt_gtt_entry *e, + unsigned long index, bool hypervisor_access, unsigned long gpa, + struct intel_vgpu *vgpu) +{ + const struct intel_gvt_device_info *info = &vgpu->gvt->device_info; + int ret; + + if (WARN_ON(info->gtt_entry_size != 8)) + return e; + + if (hypervisor_access) { + ret = intel_gvt_hypervisor_read_gpa(vgpu, gpa + + (index << info->gtt_entry_size_shift), + &e->val64, 8); + WARN_ON(ret); + } else if (!pt) { + e->val64 = read_pte64(vgpu->gvt->dev_priv, index); + } else { + e->val64 = *((u64 *)pt + index); + } + return e; +} + +static inline struct intel_gvt_gtt_entry *gtt_set_entry64(void *pt, + struct intel_gvt_gtt_entry *e, + unsigned long index, bool hypervisor_access, unsigned long gpa, + struct intel_vgpu *vgpu) +{ + const struct intel_gvt_device_info *info = &vgpu->gvt->device_info; + int ret; + + if (WARN_ON(info->gtt_entry_size != 8)) + return e; + + if (hypervisor_access) { + ret = intel_gvt_hypervisor_write_gpa(vgpu, gpa + + (index << info->gtt_entry_size_shift), + &e->val64, 8); + WARN_ON(ret); + } else if (!pt) { + write_pte64(vgpu->gvt->dev_priv, index, e->val64); + } else { + *((u64 *)pt + index) = e->val64; + } + return e; +} + +#define GTT_HAW 46 + +#define ADDR_1G_MASK (((1UL << (GTT_HAW - 30 + 1)) - 1) << 30) +#define ADDR_2M_MASK (((1UL << (GTT_HAW - 21 + 1)) - 1) << 21) +#define ADDR_4K_MASK (((1UL << (GTT_HAW - 12 + 1)) - 1) << 12) + +static unsigned long gen8_gtt_get_pfn(struct intel_gvt_gtt_entry *e) +{ + unsigned long pfn; + + if (e->type == GTT_TYPE_PPGTT_PTE_1G_ENTRY) + pfn = (e->val64 & ADDR_1G_MASK) >> 12; + else if (e->type == GTT_TYPE_PPGTT_PTE_2M_ENTRY) + pfn = (e->val64 & ADDR_2M_MASK) >> 12; + else + pfn = (e->val64 & ADDR_4K_MASK) >> 12; + return pfn; +} + +static void gen8_gtt_set_pfn(struct intel_gvt_gtt_entry *e, unsigned long pfn) +{ + if (e->type == GTT_TYPE_PPGTT_PTE_1G_ENTRY) { + e->val64 &= ~ADDR_1G_MASK; + pfn &= (ADDR_1G_MASK >> 12); + } else if (e->type == GTT_TYPE_PPGTT_PTE_2M_ENTRY) { + e->val64 &= ~ADDR_2M_MASK; + pfn &= (ADDR_2M_MASK >> 12); + } else { + e->val64 &= ~ADDR_4K_MASK; + pfn &= (ADDR_4K_MASK >> 12); + } + + e->val64 |= (pfn << 12); +} + +static bool gen8_gtt_test_pse(struct intel_gvt_gtt_entry *e) +{ + /* Entry doesn't have PSE bit. */ + if (get_pse_type(e->type) == GTT_TYPE_INVALID) + return false; + + e->type = get_entry_type(e->type); + if (!(e->val64 & (1 << 7))) + return false; + + e->type = get_pse_type(e->type); + return true; +} + +static bool gen8_gtt_test_present(struct intel_gvt_gtt_entry *e) +{ + /* + * i915 writes PDP root pointer registers without present bit, + * it also works, so we need to treat root pointer entry + * specifically. + */ + if (e->type == GTT_TYPE_PPGTT_ROOT_L3_ENTRY + || e->type == GTT_TYPE_PPGTT_ROOT_L4_ENTRY) + return (e->val64 != 0); + else + return (e->val64 & (1 << 0)); +} + +static void gtt_entry_clear_present(struct intel_gvt_gtt_entry *e) +{ + e->val64 &= ~(1 << 0); +} + +/* + * Per-platform GMA routines. + */ +static unsigned long gma_to_ggtt_pte_index(unsigned long gma) +{ + unsigned long x = (gma >> GTT_PAGE_SHIFT); + + trace_gma_index(__func__, gma, x); + return x; +} + +#define DEFINE_PPGTT_GMA_TO_INDEX(prefix, ename, exp) \ +static unsigned long prefix##_gma_to_##ename##_index(unsigned long gma) \ +{ \ + unsigned long x = (exp); \ + trace_gma_index(__func__, gma, x); \ + return x; \ +} + +DEFINE_PPGTT_GMA_TO_INDEX(gen8, pte, (gma >> 12 & 0x1ff)); +DEFINE_PPGTT_GMA_TO_INDEX(gen8, pde, (gma >> 21 & 0x1ff)); +DEFINE_PPGTT_GMA_TO_INDEX(gen8, l3_pdp, (gma >> 30 & 0x3)); +DEFINE_PPGTT_GMA_TO_INDEX(gen8, l4_pdp, (gma >> 30 & 0x1ff)); +DEFINE_PPGTT_GMA_TO_INDEX(gen8, pml4, (gma >> 39 & 0x1ff)); + +static struct intel_gvt_gtt_pte_ops gen8_gtt_pte_ops = { + .get_entry = gtt_get_entry64, + .set_entry = gtt_set_entry64, + .clear_present = gtt_entry_clear_present, + .test_present = gen8_gtt_test_present, + .test_pse = gen8_gtt_test_pse, + .get_pfn = gen8_gtt_get_pfn, + .set_pfn = gen8_gtt_set_pfn, +}; + +static struct intel_gvt_gtt_gma_ops gen8_gtt_gma_ops = { + .gma_to_ggtt_pte_index = gma_to_ggtt_pte_index, + .gma_to_pte_index = gen8_gma_to_pte_index, + .gma_to_pde_index = gen8_gma_to_pde_index, + .gma_to_l3_pdp_index = gen8_gma_to_l3_pdp_index, + .gma_to_l4_pdp_index = gen8_gma_to_l4_pdp_index, + .gma_to_pml4_index = gen8_gma_to_pml4_index, +}; + +static int gtt_entry_p2m(struct intel_vgpu *vgpu, struct intel_gvt_gtt_entry *p, + struct intel_gvt_gtt_entry *m) +{ + struct intel_gvt_gtt_pte_ops *ops = vgpu->gvt->gtt.pte_ops; + unsigned long gfn, mfn; + + *m = *p; + + if (!ops->test_present(p)) + return 0; + + gfn = ops->get_pfn(p); + + mfn = intel_gvt_hypervisor_gfn_to_mfn(vgpu, gfn); + if (mfn == INTEL_GVT_INVALID_ADDR) { + gvt_err("fail to translate gfn: 0x%lx\n", gfn); + return -ENXIO; + } + + ops->set_pfn(m, mfn); + return 0; +} + +/* + * MM helpers. + */ +struct intel_gvt_gtt_entry *intel_vgpu_mm_get_entry(struct intel_vgpu_mm *mm, + void *page_table, struct intel_gvt_gtt_entry *e, + unsigned long index) +{ + struct intel_gvt *gvt = mm->vgpu->gvt; + struct intel_gvt_gtt_pte_ops *ops = gvt->gtt.pte_ops; + + e->type = mm->page_table_entry_type; + + ops->get_entry(page_table, e, index, false, 0, mm->vgpu); + ops->test_pse(e); + return e; +} + +struct intel_gvt_gtt_entry *intel_vgpu_mm_set_entry(struct intel_vgpu_mm *mm, + void *page_table, struct intel_gvt_gtt_entry *e, + unsigned long index) +{ + struct intel_gvt *gvt = mm->vgpu->gvt; + struct intel_gvt_gtt_pte_ops *ops = gvt->gtt.pte_ops; + + return ops->set_entry(page_table, e, index, false, 0, mm->vgpu); +} + +/* + * PPGTT shadow page table helpers. + */ +static inline struct intel_gvt_gtt_entry *ppgtt_spt_get_entry( + struct intel_vgpu_ppgtt_spt *spt, + void *page_table, int type, + struct intel_gvt_gtt_entry *e, unsigned long index, + bool guest) +{ + struct intel_gvt *gvt = spt->vgpu->gvt; + struct intel_gvt_gtt_pte_ops *ops = gvt->gtt.pte_ops; + + e->type = get_entry_type(type); + + if (WARN(!gtt_type_is_entry(e->type), "invalid entry type\n")) + return e; + + ops->get_entry(page_table, e, index, guest, + spt->guest_page.gfn << GTT_PAGE_SHIFT, + spt->vgpu); + ops->test_pse(e); + return e; +} + +static inline struct intel_gvt_gtt_entry *ppgtt_spt_set_entry( + struct intel_vgpu_ppgtt_spt *spt, + void *page_table, int type, + struct intel_gvt_gtt_entry *e, unsigned long index, + bool guest) +{ + struct intel_gvt *gvt = spt->vgpu->gvt; + struct intel_gvt_gtt_pte_ops *ops = gvt->gtt.pte_ops; + + if (WARN(!gtt_type_is_entry(e->type), "invalid entry type\n")) + return e; + + return ops->set_entry(page_table, e, index, guest, + spt->guest_page.gfn << GTT_PAGE_SHIFT, + spt->vgpu); +} + +#define ppgtt_get_guest_entry(spt, e, index) \ + ppgtt_spt_get_entry(spt, NULL, \ + spt->guest_page_type, e, index, true) + +#define ppgtt_set_guest_entry(spt, e, index) \ + ppgtt_spt_set_entry(spt, NULL, \ + spt->guest_page_type, e, index, true) + +#define ppgtt_get_shadow_entry(spt, e, index) \ + ppgtt_spt_get_entry(spt, spt->shadow_page.vaddr, \ + spt->shadow_page.type, e, index, false) + +#define ppgtt_set_shadow_entry(spt, e, index) \ + ppgtt_spt_set_entry(spt, spt->shadow_page.vaddr, \ + spt->shadow_page.type, e, index, false) + +/** + * intel_vgpu_init_guest_page - init a guest page data structure + * @vgpu: a vGPU + * @p: a guest page data structure + * @gfn: guest memory page frame number + * @handler: function will be called when target guest memory page has + * been modified. + * + * This function is called when user wants to track a guest memory page. + * + * Returns: + * Zero on success, negative error code if failed. + */ +int intel_vgpu_init_guest_page(struct intel_vgpu *vgpu, + struct intel_vgpu_guest_page *p, + unsigned long gfn, + int (*handler)(void *, u64, void *, int), + void *data) +{ + INIT_HLIST_NODE(&p->node); + + p->writeprotection = false; + p->gfn = gfn; + p->handler = handler; + p->data = data; + p->oos_page = NULL; + p->write_cnt = 0; + + hash_add(vgpu->gtt.guest_page_hash_table, &p->node, p->gfn); + return 0; +} + +static int detach_oos_page(struct intel_vgpu *vgpu, + struct intel_vgpu_oos_page *oos_page); + +/** + * intel_vgpu_clean_guest_page - release the resource owned by guest page data + * structure + * @vgpu: a vGPU + * @p: a tracked guest page + * + * This function is called when user tries to stop tracking a guest memory + * page. + */ +void intel_vgpu_clean_guest_page(struct intel_vgpu *vgpu, + struct intel_vgpu_guest_page *p) +{ + if (!hlist_unhashed(&p->node)) + hash_del(&p->node); + + if (p->oos_page) + detach_oos_page(vgpu, p->oos_page); + + if (p->writeprotection) + intel_gvt_hypervisor_unset_wp_page(vgpu, p); +} + +/** + * intel_vgpu_find_guest_page - find a guest page data structure by GFN. + * @vgpu: a vGPU + * @gfn: guest memory page frame number + * + * This function is called when emulation logic wants to know if a trapped GFN + * is a tracked guest page. + * + * Returns: + * Pointer to guest page data structure, NULL if failed. + */ +struct intel_vgpu_guest_page *intel_vgpu_find_guest_page( + struct intel_vgpu *vgpu, unsigned long gfn) +{ + struct intel_vgpu_guest_page *p; + + hash_for_each_possible(vgpu->gtt.guest_page_hash_table, + p, node, gfn) { + if (p->gfn == gfn) + return p; + } + return NULL; +} + +static inline int init_shadow_page(struct intel_vgpu *vgpu, + struct intel_vgpu_shadow_page *p, int type) +{ + p->vaddr = page_address(p->page); + p->type = type; + + INIT_HLIST_NODE(&p->node); + + p->mfn = intel_gvt_hypervisor_virt_to_mfn(p->vaddr); + if (p->mfn == INTEL_GVT_INVALID_ADDR) + return -EFAULT; + + hash_add(vgpu->gtt.shadow_page_hash_table, &p->node, p->mfn); + return 0; +} + +static inline void clean_shadow_page(struct intel_vgpu_shadow_page *p) +{ + if (!hlist_unhashed(&p->node)) + hash_del(&p->node); +} + +static inline struct intel_vgpu_shadow_page *find_shadow_page( + struct intel_vgpu *vgpu, unsigned long mfn) +{ + struct intel_vgpu_shadow_page *p; + + hash_for_each_possible(vgpu->gtt.shadow_page_hash_table, + p, node, mfn) { + if (p->mfn == mfn) + return p; + } + return NULL; +} + +#define guest_page_to_ppgtt_spt(ptr) \ + container_of(ptr, struct intel_vgpu_ppgtt_spt, guest_page) + +#define shadow_page_to_ppgtt_spt(ptr) \ + container_of(ptr, struct intel_vgpu_ppgtt_spt, shadow_page) + +static void *alloc_spt(gfp_t gfp_mask) +{ + struct intel_vgpu_ppgtt_spt *spt; + + spt = kzalloc(sizeof(*spt), gfp_mask); + if (!spt) + return NULL; + + spt->shadow_page.page = alloc_page(gfp_mask); + if (!spt->shadow_page.page) { + kfree(spt); + return NULL; + } + return spt; +} + +static void free_spt(struct intel_vgpu_ppgtt_spt *spt) +{ + __free_page(spt->shadow_page.page); + kfree(spt); +} + +static void ppgtt_free_shadow_page(struct intel_vgpu_ppgtt_spt *spt) +{ + trace_spt_free(spt->vgpu->id, spt, spt->shadow_page.type); + + clean_shadow_page(&spt->shadow_page); + intel_vgpu_clean_guest_page(spt->vgpu, &spt->guest_page); + list_del_init(&spt->post_shadow_list); + + free_spt(spt); +} + +static void ppgtt_free_all_shadow_page(struct intel_vgpu *vgpu) +{ + struct hlist_node *n; + struct intel_vgpu_shadow_page *sp; + int i; + + hash_for_each_safe(vgpu->gtt.shadow_page_hash_table, i, n, sp, node) + ppgtt_free_shadow_page(shadow_page_to_ppgtt_spt(sp)); +} + +static int ppgtt_handle_guest_write_page_table_bytes(void *gp, + u64 pa, void *p_data, int bytes); + +static int ppgtt_write_protection_handler(void *gp, u64 pa, + void *p_data, int bytes) +{ + struct intel_vgpu_guest_page *gpt = (struct intel_vgpu_guest_page *)gp; + int ret; + + if (bytes != 4 && bytes != 8) + return -EINVAL; + + if (!gpt->writeprotection) + return -EINVAL; + + ret = ppgtt_handle_guest_write_page_table_bytes(gp, + pa, p_data, bytes); + if (ret) + return ret; + return ret; +} + +static int reclaim_one_mm(struct intel_gvt *gvt); + +static struct intel_vgpu_ppgtt_spt *ppgtt_alloc_shadow_page( + struct intel_vgpu *vgpu, int type, unsigned long gfn) +{ + struct intel_vgpu_ppgtt_spt *spt = NULL; + int ret; + +retry: + spt = alloc_spt(GFP_KERNEL | __GFP_ZERO); + if (!spt) { + if (reclaim_one_mm(vgpu->gvt)) + goto retry; + + gvt_err("fail to allocate ppgtt shadow page\n"); + return ERR_PTR(-ENOMEM); + } + + spt->vgpu = vgpu; + spt->guest_page_type = type; + atomic_set(&spt->refcount, 1); + INIT_LIST_HEAD(&spt->post_shadow_list); + + /* + * TODO: guest page type may be different with shadow page type, + * when we support PSE page in future. + */ + ret = init_shadow_page(vgpu, &spt->shadow_page, type); + if (ret) { + gvt_err("fail to initialize shadow page for spt\n"); + goto err; + } + + ret = intel_vgpu_init_guest_page(vgpu, &spt->guest_page, + gfn, ppgtt_write_protection_handler, NULL); + if (ret) { + gvt_err("fail to initialize guest page for spt\n"); + goto err; + } + + trace_spt_alloc(vgpu->id, spt, type, spt->shadow_page.mfn, gfn); + return spt; +err: + ppgtt_free_shadow_page(spt); + return ERR_PTR(ret); +} + +static struct intel_vgpu_ppgtt_spt *ppgtt_find_shadow_page( + struct intel_vgpu *vgpu, unsigned long mfn) +{ + struct intel_vgpu_shadow_page *p = find_shadow_page(vgpu, mfn); + + if (p) + return shadow_page_to_ppgtt_spt(p); + + gvt_err("vgpu%d: fail to find ppgtt shadow page: 0x%lx\n", + vgpu->id, mfn); + return NULL; +} + +#define pt_entry_size_shift(spt) \ + ((spt)->vgpu->gvt->device_info.gtt_entry_size_shift) + +#define pt_entries(spt) \ + (GTT_PAGE_SIZE >> pt_entry_size_shift(spt)) + +#define for_each_present_guest_entry(spt, e, i) \ + for (i = 0; i < pt_entries(spt); i++) \ + if (spt->vgpu->gvt->gtt.pte_ops->test_present( \ + ppgtt_get_guest_entry(spt, e, i))) + +#define for_each_present_shadow_entry(spt, e, i) \ + for (i = 0; i < pt_entries(spt); i++) \ + if (spt->vgpu->gvt->gtt.pte_ops->test_present( \ + ppgtt_get_shadow_entry(spt, e, i))) + +static void ppgtt_get_shadow_page(struct intel_vgpu_ppgtt_spt *spt) +{ + int v = atomic_read(&spt->refcount); + + trace_spt_refcount(spt->vgpu->id, "inc", spt, v, (v + 1)); + + atomic_inc(&spt->refcount); +} + +static int ppgtt_invalidate_shadow_page(struct intel_vgpu_ppgtt_spt *spt); + +static int ppgtt_invalidate_shadow_page_by_shadow_entry(struct intel_vgpu *vgpu, + struct intel_gvt_gtt_entry *e) +{ + struct intel_gvt_gtt_pte_ops *ops = vgpu->gvt->gtt.pte_ops; + struct intel_vgpu_ppgtt_spt *s; + + if (WARN_ON(!gtt_type_is_pt(get_next_pt_type(e->type)))) + return -EINVAL; + + if (ops->get_pfn(e) == vgpu->gtt.scratch_page_mfn) + return 0; + + s = ppgtt_find_shadow_page(vgpu, ops->get_pfn(e)); + if (!s) { + gvt_err("vgpu%d: fail to find shadow page: mfn: 0x%lx\n", + vgpu->id, ops->get_pfn(e)); + return -ENXIO; + } + return ppgtt_invalidate_shadow_page(s); +} + +static int ppgtt_invalidate_shadow_page(struct intel_vgpu_ppgtt_spt *spt) +{ + struct intel_gvt_gtt_entry e; + unsigned long index; + int ret; + int v = atomic_read(&spt->refcount); + + trace_spt_change(spt->vgpu->id, "die", spt, + spt->guest_page.gfn, spt->shadow_page.type); + + trace_spt_refcount(spt->vgpu->id, "dec", spt, v, (v - 1)); + + if (atomic_dec_return(&spt->refcount) > 0) + return 0; + + if (gtt_type_is_pte_pt(spt->shadow_page.type)) + goto release; + + for_each_present_shadow_entry(spt, &e, index) { + if (!gtt_type_is_pt(get_next_pt_type(e.type))) { + gvt_err("GVT doesn't support pse bit for now\n"); + return -EINVAL; + } + ret = ppgtt_invalidate_shadow_page_by_shadow_entry( + spt->vgpu, &e); + if (ret) + goto fail; + } +release: + trace_spt_change(spt->vgpu->id, "release", spt, + spt->guest_page.gfn, spt->shadow_page.type); + ppgtt_free_shadow_page(spt); + return 0; +fail: + gvt_err("vgpu%d: fail: shadow page %p shadow entry 0x%llx type %d\n", + spt->vgpu->id, spt, e.val64, e.type); + return ret; +} + +static int ppgtt_populate_shadow_page(struct intel_vgpu_ppgtt_spt *spt); + +static struct intel_vgpu_ppgtt_spt *ppgtt_populate_shadow_page_by_guest_entry( + struct intel_vgpu *vgpu, struct intel_gvt_gtt_entry *we) +{ + struct intel_gvt_gtt_pte_ops *ops = vgpu->gvt->gtt.pte_ops; + struct intel_vgpu_ppgtt_spt *s = NULL; + struct intel_vgpu_guest_page *g; + int ret; + + if (WARN_ON(!gtt_type_is_pt(get_next_pt_type(we->type)))) { + ret = -EINVAL; + goto fail; + } + + g = intel_vgpu_find_guest_page(vgpu, ops->get_pfn(we)); + if (g) { + s = guest_page_to_ppgtt_spt(g); + ppgtt_get_shadow_page(s); + } else { + int type = get_next_pt_type(we->type); + + s = ppgtt_alloc_shadow_page(vgpu, type, ops->get_pfn(we)); + if (IS_ERR(s)) { + ret = PTR_ERR(s); + goto fail; + } + + ret = intel_gvt_hypervisor_set_wp_page(vgpu, &s->guest_page); + if (ret) + goto fail; + + ret = ppgtt_populate_shadow_page(s); + if (ret) + goto fail; + + trace_spt_change(vgpu->id, "new", s, s->guest_page.gfn, + s->shadow_page.type); + } + return s; +fail: + gvt_err("vgpu%d: fail: shadow page %p guest entry 0x%llx type %d\n", + vgpu->id, s, we->val64, we->type); + return ERR_PTR(ret); +} + +static inline void ppgtt_generate_shadow_entry(struct intel_gvt_gtt_entry *se, + struct intel_vgpu_ppgtt_spt *s, struct intel_gvt_gtt_entry *ge) +{ + struct intel_gvt_gtt_pte_ops *ops = s->vgpu->gvt->gtt.pte_ops; + + se->type = ge->type; + se->val64 = ge->val64; + + ops->set_pfn(se, s->shadow_page.mfn); +} + +static int ppgtt_populate_shadow_page(struct intel_vgpu_ppgtt_spt *spt) +{ + struct intel_vgpu *vgpu = spt->vgpu; + struct intel_vgpu_ppgtt_spt *s; + struct intel_gvt_gtt_entry se, ge; + unsigned long i; + int ret; + + trace_spt_change(spt->vgpu->id, "born", spt, + spt->guest_page.gfn, spt->shadow_page.type); + + if (gtt_type_is_pte_pt(spt->shadow_page.type)) { + for_each_present_guest_entry(spt, &ge, i) { + ret = gtt_entry_p2m(vgpu, &ge, &se); + if (ret) + goto fail; + ppgtt_set_shadow_entry(spt, &se, i); + } + return 0; + } + + for_each_present_guest_entry(spt, &ge, i) { + if (!gtt_type_is_pt(get_next_pt_type(ge.type))) { + gvt_err("GVT doesn't support pse bit now\n"); + ret = -EINVAL; + goto fail; + } + + s = ppgtt_populate_shadow_page_by_guest_entry(vgpu, &ge); + if (IS_ERR(s)) { + ret = PTR_ERR(s); + goto fail; + } + ppgtt_get_shadow_entry(spt, &se, i); + ppgtt_generate_shadow_entry(&se, s, &ge); + ppgtt_set_shadow_entry(spt, &se, i); + } + return 0; +fail: + gvt_err("vgpu%d: fail: shadow page %p guest entry 0x%llx type %d\n", + vgpu->id, spt, ge.val64, ge.type); + return ret; +} + +static int ppgtt_handle_guest_entry_removal(struct intel_vgpu_guest_page *gpt, + struct intel_gvt_gtt_entry *we, unsigned long index) +{ + struct intel_vgpu_ppgtt_spt *spt = guest_page_to_ppgtt_spt(gpt); + struct intel_vgpu_shadow_page *sp = &spt->shadow_page; + struct intel_vgpu *vgpu = spt->vgpu; + struct intel_gvt_gtt_pte_ops *ops = vgpu->gvt->gtt.pte_ops; + struct intel_gvt_gtt_entry e; + int ret; + + trace_gpt_change(spt->vgpu->id, "remove", spt, sp->type, + we->val64, index); + + ppgtt_get_shadow_entry(spt, &e, index); + if (!ops->test_present(&e)) + return 0; + + if (ops->get_pfn(&e) == vgpu->gtt.scratch_page_mfn) + return 0; + + if (gtt_type_is_pt(get_next_pt_type(we->type))) { + struct intel_vgpu_guest_page *g = + intel_vgpu_find_guest_page(vgpu, ops->get_pfn(we)); + if (!g) { + gvt_err("fail to find guest page\n"); + ret = -ENXIO; + goto fail; + } + ret = ppgtt_invalidate_shadow_page(guest_page_to_ppgtt_spt(g)); + if (ret) + goto fail; + } + ops->set_pfn(&e, vgpu->gtt.scratch_page_mfn); + ppgtt_set_shadow_entry(spt, &e, index); + return 0; +fail: + gvt_err("vgpu%d: fail: shadow page %p guest entry 0x%llx type %d\n", + vgpu->id, spt, we->val64, we->type); + return ret; +} + +static int ppgtt_handle_guest_entry_add(struct intel_vgpu_guest_page *gpt, + struct intel_gvt_gtt_entry *we, unsigned long index) +{ + struct intel_vgpu_ppgtt_spt *spt = guest_page_to_ppgtt_spt(gpt); + struct intel_vgpu_shadow_page *sp = &spt->shadow_page; + struct intel_vgpu *vgpu = spt->vgpu; + struct intel_gvt_gtt_entry m; + struct intel_vgpu_ppgtt_spt *s; + int ret; + + trace_gpt_change(spt->vgpu->id, "add", spt, sp->type, + we->val64, index); + + if (gtt_type_is_pt(get_next_pt_type(we->type))) { + s = ppgtt_populate_shadow_page_by_guest_entry(vgpu, we); + if (IS_ERR(s)) { + ret = PTR_ERR(s); + goto fail; + } + ppgtt_get_shadow_entry(spt, &m, index); + ppgtt_generate_shadow_entry(&m, s, we); + ppgtt_set_shadow_entry(spt, &m, index); + } else { + ret = gtt_entry_p2m(vgpu, we, &m); + if (ret) + goto fail; + ppgtt_set_shadow_entry(spt, &m, index); + } + return 0; +fail: + gvt_err("vgpu%d: fail: spt %p guest entry 0x%llx type %d\n", vgpu->id, + spt, we->val64, we->type); + return ret; +} + +static int sync_oos_page(struct intel_vgpu *vgpu, + struct intel_vgpu_oos_page *oos_page) +{ + const struct intel_gvt_device_info *info = &vgpu->gvt->device_info; + struct intel_gvt *gvt = vgpu->gvt; + struct intel_gvt_gtt_pte_ops *ops = gvt->gtt.pte_ops; + struct intel_vgpu_ppgtt_spt *spt = + guest_page_to_ppgtt_spt(oos_page->guest_page); + struct intel_gvt_gtt_entry old, new, m; + int index; + int ret; + + trace_oos_change(vgpu->id, "sync", oos_page->id, + oos_page->guest_page, spt->guest_page_type); + + old.type = new.type = get_entry_type(spt->guest_page_type); + old.val64 = new.val64 = 0; + + for (index = 0; index < (GTT_PAGE_SIZE >> info->gtt_entry_size_shift); + index++) { + ops->get_entry(oos_page->mem, &old, index, false, 0, vgpu); + ops->get_entry(NULL, &new, index, true, + oos_page->guest_page->gfn << PAGE_SHIFT, vgpu); + + if (old.val64 == new.val64 + && !test_and_clear_bit(index, spt->post_shadow_bitmap)) + continue; + + trace_oos_sync(vgpu->id, oos_page->id, + oos_page->guest_page, spt->guest_page_type, + new.val64, index); + + ret = gtt_entry_p2m(vgpu, &new, &m); + if (ret) + return ret; + + ops->set_entry(oos_page->mem, &new, index, false, 0, vgpu); + ppgtt_set_shadow_entry(spt, &m, index); + } + + oos_page->guest_page->write_cnt = 0; + list_del_init(&spt->post_shadow_list); + return 0; +} + +static int detach_oos_page(struct intel_vgpu *vgpu, + struct intel_vgpu_oos_page *oos_page) +{ + struct intel_gvt *gvt = vgpu->gvt; + struct intel_vgpu_ppgtt_spt *spt = + guest_page_to_ppgtt_spt(oos_page->guest_page); + + trace_oos_change(vgpu->id, "detach", oos_page->id, + oos_page->guest_page, spt->guest_page_type); + + oos_page->guest_page->write_cnt = 0; + oos_page->guest_page->oos_page = NULL; + oos_page->guest_page = NULL; + + list_del_init(&oos_page->vm_list); + list_move_tail(&oos_page->list, &gvt->gtt.oos_page_free_list_head); + + return 0; +} + +static int attach_oos_page(struct intel_vgpu *vgpu, + struct intel_vgpu_oos_page *oos_page, + struct intel_vgpu_guest_page *gpt) +{ + struct intel_gvt *gvt = vgpu->gvt; + int ret; + + ret = intel_gvt_hypervisor_read_gpa(vgpu, gpt->gfn << GTT_PAGE_SHIFT, + oos_page->mem, GTT_PAGE_SIZE); + if (ret) + return ret; + + oos_page->guest_page = gpt; + gpt->oos_page = oos_page; + + list_move_tail(&oos_page->list, &gvt->gtt.oos_page_use_list_head); + + trace_oos_change(vgpu->id, "attach", gpt->oos_page->id, + gpt, guest_page_to_ppgtt_spt(gpt)->guest_page_type); + return 0; +} + +static int ppgtt_set_guest_page_sync(struct intel_vgpu *vgpu, + struct intel_vgpu_guest_page *gpt) +{ + int ret; + + ret = intel_gvt_hypervisor_set_wp_page(vgpu, gpt); + if (ret) + return ret; + + trace_oos_change(vgpu->id, "set page sync", gpt->oos_page->id, + gpt, guest_page_to_ppgtt_spt(gpt)->guest_page_type); + + list_del_init(&gpt->oos_page->vm_list); + return sync_oos_page(vgpu, gpt->oos_page); +} + +static int ppgtt_allocate_oos_page(struct intel_vgpu *vgpu, + struct intel_vgpu_guest_page *gpt) +{ + struct intel_gvt *gvt = vgpu->gvt; + struct intel_gvt_gtt *gtt = &gvt->gtt; + struct intel_vgpu_oos_page *oos_page = gpt->oos_page; + int ret; + + WARN(oos_page, "shadow PPGTT page has already has a oos page\n"); + + if (list_empty(>t->oos_page_free_list_head)) { + oos_page = container_of(gtt->oos_page_use_list_head.next, + struct intel_vgpu_oos_page, list); + ret = ppgtt_set_guest_page_sync(vgpu, oos_page->guest_page); + if (ret) + return ret; + ret = detach_oos_page(vgpu, oos_page); + if (ret) + return ret; + } else + oos_page = container_of(gtt->oos_page_free_list_head.next, + struct intel_vgpu_oos_page, list); + return attach_oos_page(vgpu, oos_page, gpt); +} + +static int ppgtt_set_guest_page_oos(struct intel_vgpu *vgpu, + struct intel_vgpu_guest_page *gpt) +{ + struct intel_vgpu_oos_page *oos_page = gpt->oos_page; + + if (WARN(!oos_page, "shadow PPGTT page should have a oos page\n")) + return -EINVAL; + + trace_oos_change(vgpu->id, "set page out of sync", gpt->oos_page->id, + gpt, guest_page_to_ppgtt_spt(gpt)->guest_page_type); + + list_add_tail(&oos_page->vm_list, &vgpu->gtt.oos_page_list_head); + return intel_gvt_hypervisor_unset_wp_page(vgpu, gpt); +} + +/** + * intel_vgpu_sync_oos_pages - sync all the out-of-synced shadow for vGPU + * @vgpu: a vGPU + * + * This function is called before submitting a guest workload to host, + * to sync all the out-of-synced shadow for vGPU + * + * Returns: + * Zero on success, negative error code if failed. + */ +int intel_vgpu_sync_oos_pages(struct intel_vgpu *vgpu) +{ + struct list_head *pos, *n; + struct intel_vgpu_oos_page *oos_page; + int ret; + + if (!enable_out_of_sync) + return 0; + + list_for_each_safe(pos, n, &vgpu->gtt.oos_page_list_head) { + oos_page = container_of(pos, + struct intel_vgpu_oos_page, vm_list); + ret = ppgtt_set_guest_page_sync(vgpu, oos_page->guest_page); + if (ret) + return ret; + } + return 0; +} + +/* + * The heart of PPGTT shadow page table. + */ +static int ppgtt_handle_guest_write_page_table( + struct intel_vgpu_guest_page *gpt, + struct intel_gvt_gtt_entry *we, unsigned long index) +{ + struct intel_vgpu_ppgtt_spt *spt = guest_page_to_ppgtt_spt(gpt); + struct intel_vgpu *vgpu = spt->vgpu; + struct intel_gvt_gtt_pte_ops *ops = vgpu->gvt->gtt.pte_ops; + struct intel_gvt_gtt_entry ge; + + int old_present, new_present; + int ret; + + ppgtt_get_guest_entry(spt, &ge, index); + + old_present = ops->test_present(&ge); + new_present = ops->test_present(we); + + ppgtt_set_guest_entry(spt, we, index); + + if (old_present) { + ret = ppgtt_handle_guest_entry_removal(gpt, &ge, index); + if (ret) + goto fail; + } + if (new_present) { + ret = ppgtt_handle_guest_entry_add(gpt, we, index); + if (ret) + goto fail; + } + return 0; +fail: + gvt_err("vgpu%d: fail: shadow page %p guest entry 0x%llx type %d.\n", + vgpu->id, spt, we->val64, we->type); + return ret; +} + +static inline bool can_do_out_of_sync(struct intel_vgpu_guest_page *gpt) +{ + return enable_out_of_sync + && gtt_type_is_pte_pt( + guest_page_to_ppgtt_spt(gpt)->guest_page_type) + && gpt->write_cnt >= 2; +} + +static void ppgtt_set_post_shadow(struct intel_vgpu_ppgtt_spt *spt, + unsigned long index) +{ + set_bit(index, spt->post_shadow_bitmap); + if (!list_empty(&spt->post_shadow_list)) + return; + + list_add_tail(&spt->post_shadow_list, + &spt->vgpu->gtt.post_shadow_list_head); +} + +/** + * intel_vgpu_flush_post_shadow - flush the post shadow transactions + * @vgpu: a vGPU + * + * This function is called before submitting a guest workload to host, + * to flush all the post shadows for a vGPU. + * + * Returns: + * Zero on success, negative error code if failed. + */ +int intel_vgpu_flush_post_shadow(struct intel_vgpu *vgpu) +{ + struct list_head *pos, *n; + struct intel_vgpu_ppgtt_spt *spt; + struct intel_gvt_gtt_entry ge, e; + unsigned long index; + int ret; + + list_for_each_safe(pos, n, &vgpu->gtt.post_shadow_list_head) { + spt = container_of(pos, struct intel_vgpu_ppgtt_spt, + post_shadow_list); + + for_each_set_bit(index, spt->post_shadow_bitmap, + GTT_ENTRY_NUM_IN_ONE_PAGE) { + ppgtt_get_guest_entry(spt, &ge, index); + e = ge; + e.val64 = 0; + ppgtt_set_guest_entry(spt, &e, index); + + ret = ppgtt_handle_guest_write_page_table( + &spt->guest_page, &ge, index); + if (ret) + return ret; + clear_bit(index, spt->post_shadow_bitmap); + } + list_del_init(&spt->post_shadow_list); + } + return 0; +} + +static int ppgtt_handle_guest_write_page_table_bytes(void *gp, + u64 pa, void *p_data, int bytes) +{ + struct intel_vgpu_guest_page *gpt = (struct intel_vgpu_guest_page *)gp; + struct intel_vgpu_ppgtt_spt *spt = guest_page_to_ppgtt_spt(gpt); + struct intel_vgpu *vgpu = spt->vgpu; + struct intel_gvt_gtt_pte_ops *ops = vgpu->gvt->gtt.pte_ops; + const struct intel_gvt_device_info *info = &vgpu->gvt->device_info; + struct intel_gvt_gtt_entry we; + unsigned long index; + int ret; + + index = (pa & (PAGE_SIZE - 1)) >> info->gtt_entry_size_shift; + + ppgtt_get_guest_entry(spt, &we, index); + memcpy((void *)&we.val64 + (pa & (info->gtt_entry_size - 1)), + p_data, bytes); + + ops->test_pse(&we); + + if (bytes == info->gtt_entry_size) { + ret = ppgtt_handle_guest_write_page_table(gpt, &we, index); + if (ret) + return ret; + } else { + struct intel_gvt_gtt_entry ge; + + ppgtt_get_guest_entry(spt, &ge, index); + + if (!test_bit(index, spt->post_shadow_bitmap)) { + ret = ppgtt_handle_guest_entry_removal(gpt, + &ge, index); + if (ret) + return ret; + } + + ppgtt_set_post_shadow(spt, index); + ppgtt_set_guest_entry(spt, &we, index); + } + + if (!enable_out_of_sync) + return 0; + + gpt->write_cnt++; + + if (gpt->oos_page) + ops->set_entry(gpt->oos_page->mem, &we, index, + false, 0, vgpu); + + if (can_do_out_of_sync(gpt)) { + if (!gpt->oos_page) + ppgtt_allocate_oos_page(vgpu, gpt); + + ret = ppgtt_set_guest_page_oos(vgpu, gpt); + if (ret < 0) + return ret; + } + return 0; +} + +/* + * mm page table allocation policy for bdw+ + * - for ggtt, only virtual page table will be allocated. + * - for ppgtt, dedicated virtual/shadow page table will be allocated. + */ +static int gen8_mm_alloc_page_table(struct intel_vgpu_mm *mm) +{ + struct intel_vgpu *vgpu = mm->vgpu; + struct intel_gvt *gvt = vgpu->gvt; + const struct intel_gvt_device_info *info = &gvt->device_info; + void *mem; + + if (mm->type == INTEL_GVT_MM_PPGTT) { + mm->page_table_entry_cnt = 4; + mm->page_table_entry_size = mm->page_table_entry_cnt * + info->gtt_entry_size; + mem = kzalloc(mm->has_shadow_page_table ? + mm->page_table_entry_size * 2 + : mm->page_table_entry_size, + GFP_ATOMIC); + if (!mem) + return -ENOMEM; + mm->virtual_page_table = mem; + if (!mm->has_shadow_page_table) + return 0; + mm->shadow_page_table = mem + mm->page_table_entry_size; + } else if (mm->type == INTEL_GVT_MM_GGTT) { + mm->page_table_entry_cnt = + (gvt_ggtt_gm_sz(gvt) >> GTT_PAGE_SHIFT); + mm->page_table_entry_size = mm->page_table_entry_cnt * + info->gtt_entry_size; + mem = vzalloc(mm->page_table_entry_size); + if (!mem) + return -ENOMEM; + mm->virtual_page_table = mem; + } + return 0; +} + +static void gen8_mm_free_page_table(struct intel_vgpu_mm *mm) +{ + if (mm->type == INTEL_GVT_MM_PPGTT) { + kfree(mm->virtual_page_table); + } else if (mm->type == INTEL_GVT_MM_GGTT) { + if (mm->virtual_page_table) + vfree(mm->virtual_page_table); + } + mm->virtual_page_table = mm->shadow_page_table = NULL; +} + +static void invalidate_mm(struct intel_vgpu_mm *mm) +{ + struct intel_vgpu *vgpu = mm->vgpu; + struct intel_gvt *gvt = vgpu->gvt; + struct intel_gvt_gtt *gtt = &gvt->gtt; + struct intel_gvt_gtt_pte_ops *ops = gtt->pte_ops; + struct intel_gvt_gtt_entry se; + int i; + + if (WARN_ON(!mm->has_shadow_page_table || !mm->shadowed)) + return; + + for (i = 0; i < mm->page_table_entry_cnt; i++) { + ppgtt_get_shadow_root_entry(mm, &se, i); + if (!ops->test_present(&se)) + continue; + ppgtt_invalidate_shadow_page_by_shadow_entry( + vgpu, &se); + se.val64 = 0; + ppgtt_set_shadow_root_entry(mm, &se, i); + + trace_gpt_change(vgpu->id, "destroy root pointer", + NULL, se.type, se.val64, i); + } + mm->shadowed = false; +} + +/** + * intel_vgpu_destroy_mm - destroy a mm object + * @mm: a kref object + * + * This function is used to destroy a mm object for vGPU + * + */ +void intel_vgpu_destroy_mm(struct kref *mm_ref) +{ + struct intel_vgpu_mm *mm = container_of(mm_ref, typeof(*mm), ref); + struct intel_vgpu *vgpu = mm->vgpu; + struct intel_gvt *gvt = vgpu->gvt; + struct intel_gvt_gtt *gtt = &gvt->gtt; + + if (!mm->initialized) + goto out; + + list_del(&mm->list); + list_del(&mm->lru_list); + + if (mm->has_shadow_page_table) + invalidate_mm(mm); + + gtt->mm_free_page_table(mm); +out: + kfree(mm); +} + +static int shadow_mm(struct intel_vgpu_mm *mm) +{ + struct intel_vgpu *vgpu = mm->vgpu; + struct intel_gvt *gvt = vgpu->gvt; + struct intel_gvt_gtt *gtt = &gvt->gtt; + struct intel_gvt_gtt_pte_ops *ops = gtt->pte_ops; + struct intel_vgpu_ppgtt_spt *spt; + struct intel_gvt_gtt_entry ge, se; + int i; + int ret; + + if (WARN_ON(!mm->has_shadow_page_table || mm->shadowed)) + return 0; + + mm->shadowed = true; + + for (i = 0; i < mm->page_table_entry_cnt; i++) { + ppgtt_get_guest_root_entry(mm, &ge, i); + if (!ops->test_present(&ge)) + continue; + + trace_gpt_change(vgpu->id, __func__, NULL, + ge.type, ge.val64, i); + + spt = ppgtt_populate_shadow_page_by_guest_entry(vgpu, &ge); + if (IS_ERR(spt)) { + gvt_err("fail to populate guest root pointer\n"); + ret = PTR_ERR(spt); + goto fail; + } + ppgtt_generate_shadow_entry(&se, spt, &ge); + ppgtt_set_shadow_root_entry(mm, &se, i); + + trace_gpt_change(vgpu->id, "populate root pointer", + NULL, se.type, se.val64, i); + } + return 0; +fail: + invalidate_mm(mm); + return ret; +} + +/** + * intel_vgpu_create_mm - create a mm object for a vGPU + * @vgpu: a vGPU + * @mm_type: mm object type, should be PPGTT or GGTT + * @virtual_page_table: page table root pointers. Could be NULL if user wants + * to populate shadow later. + * @page_table_level: describe the page table level of the mm object + * @pde_base_index: pde root pointer base in GGTT MMIO. + * + * This function is used to create a mm object for a vGPU. + * + * Returns: + * Zero on success, negative error code in pointer if failed. + */ +struct intel_vgpu_mm *intel_vgpu_create_mm(struct intel_vgpu *vgpu, + int mm_type, void *virtual_page_table, int page_table_level, + u32 pde_base_index) +{ + struct intel_gvt *gvt = vgpu->gvt; + struct intel_gvt_gtt *gtt = &gvt->gtt; + struct intel_vgpu_mm *mm; + int ret; + + mm = kzalloc(sizeof(*mm), GFP_ATOMIC); + if (!mm) { + ret = -ENOMEM; + goto fail; + } + + mm->type = mm_type; + + if (page_table_level == 1) + mm->page_table_entry_type = GTT_TYPE_GGTT_PTE; + else if (page_table_level == 3) + mm->page_table_entry_type = GTT_TYPE_PPGTT_ROOT_L3_ENTRY; + else if (page_table_level == 4) + mm->page_table_entry_type = GTT_TYPE_PPGTT_ROOT_L4_ENTRY; + else { + WARN_ON(1); + ret = -EINVAL; + goto fail; + } + + mm->page_table_level = page_table_level; + mm->pde_base_index = pde_base_index; + + mm->vgpu = vgpu; + mm->has_shadow_page_table = !!(mm_type == INTEL_GVT_MM_PPGTT); + + kref_init(&mm->ref); + atomic_set(&mm->pincount, 0); + INIT_LIST_HEAD(&mm->list); + INIT_LIST_HEAD(&mm->lru_list); + list_add_tail(&mm->list, &vgpu->gtt.mm_list_head); + + ret = gtt->mm_alloc_page_table(mm); + if (ret) { + gvt_err("fail to allocate page table for mm\n"); + goto fail; + } + + mm->initialized = true; + + if (virtual_page_table) + memcpy(mm->virtual_page_table, virtual_page_table, + mm->page_table_entry_size); + + if (mm->has_shadow_page_table) { + ret = shadow_mm(mm); + if (ret) + goto fail; + list_add_tail(&mm->lru_list, &gvt->gtt.mm_lru_list_head); + } + return mm; +fail: + gvt_err("fail to create mm\n"); + if (mm) + intel_gvt_mm_unreference(mm); + return ERR_PTR(ret); +} + +/** + * intel_vgpu_unpin_mm - decrease the pin count of a vGPU mm object + * @mm: a vGPU mm object + * + * This function is called when user doesn't want to use a vGPU mm object + */ +void intel_vgpu_unpin_mm(struct intel_vgpu_mm *mm) +{ + if (WARN_ON(mm->type != INTEL_GVT_MM_PPGTT)) + return; + + atomic_dec(&mm->pincount); +} + +/** + * intel_vgpu_pin_mm - increase the pin count of a vGPU mm object + * @vgpu: a vGPU + * + * This function is called when user wants to use a vGPU mm object. If this + * mm object hasn't been shadowed yet, the shadow will be populated at this + * time. + * + * Returns: + * Zero on success, negative error code if failed. + */ +int intel_vgpu_pin_mm(struct intel_vgpu_mm *mm) +{ + int ret; + + if (WARN_ON(mm->type != INTEL_GVT_MM_PPGTT)) + return 0; + + atomic_inc(&mm->pincount); + + if (!mm->shadowed) { + ret = shadow_mm(mm); + if (ret) + return ret; + } + + list_del_init(&mm->lru_list); + list_add_tail(&mm->lru_list, &mm->vgpu->gvt->gtt.mm_lru_list_head); + return 0; +} + +static int reclaim_one_mm(struct intel_gvt *gvt) +{ + struct intel_vgpu_mm *mm; + struct list_head *pos, *n; + + list_for_each_safe(pos, n, &gvt->gtt.mm_lru_list_head) { + mm = container_of(pos, struct intel_vgpu_mm, lru_list); + + if (mm->type != INTEL_GVT_MM_PPGTT) + continue; + if (atomic_read(&mm->pincount)) + continue; + + list_del_init(&mm->lru_list); + invalidate_mm(mm); + return 1; + } + return 0; +} + +/* + * GMA translation APIs. + */ +static inline int ppgtt_get_next_level_entry(struct intel_vgpu_mm *mm, + struct intel_gvt_gtt_entry *e, unsigned long index, bool guest) +{ + struct intel_vgpu *vgpu = mm->vgpu; + struct intel_gvt_gtt_pte_ops *ops = vgpu->gvt->gtt.pte_ops; + struct intel_vgpu_ppgtt_spt *s; + + if (WARN_ON(!mm->has_shadow_page_table)) + return -EINVAL; + + s = ppgtt_find_shadow_page(vgpu, ops->get_pfn(e)); + if (!s) + return -ENXIO; + + if (!guest) + ppgtt_get_shadow_entry(s, e, index); + else + ppgtt_get_guest_entry(s, e, index); + return 0; +} + +/** + * intel_vgpu_gma_to_gpa - translate a gma to GPA + * @mm: mm object. could be a PPGTT or GGTT mm object + * @gma: graphics memory address in this mm object + * + * This function is used to translate a graphics memory address in specific + * graphics memory space to guest physical address. + * + * Returns: + * Guest physical address on success, INTEL_GVT_INVALID_ADDR if failed. + */ +unsigned long intel_vgpu_gma_to_gpa(struct intel_vgpu_mm *mm, unsigned long gma) +{ + struct intel_vgpu *vgpu = mm->vgpu; + struct intel_gvt *gvt = vgpu->gvt; + struct intel_gvt_gtt_pte_ops *pte_ops = gvt->gtt.pte_ops; + struct intel_gvt_gtt_gma_ops *gma_ops = gvt->gtt.gma_ops; + unsigned long gpa = INTEL_GVT_INVALID_ADDR; + unsigned long gma_index[4]; + struct intel_gvt_gtt_entry e; + int i, index; + int ret; + + if (mm->type != INTEL_GVT_MM_GGTT && mm->type != INTEL_GVT_MM_PPGTT) + return INTEL_GVT_INVALID_ADDR; + + if (mm->type == INTEL_GVT_MM_GGTT) { + if (!vgpu_gmadr_is_valid(vgpu, gma)) + goto err; + + ggtt_get_guest_entry(mm, &e, + gma_ops->gma_to_ggtt_pte_index(gma)); + gpa = (pte_ops->get_pfn(&e) << GTT_PAGE_SHIFT) + + (gma & ~GTT_PAGE_MASK); + + trace_gma_translate(vgpu->id, "ggtt", 0, 0, gma, gpa); + return gpa; + } + + switch (mm->page_table_level) { + case 4: + ppgtt_get_shadow_root_entry(mm, &e, 0); + gma_index[0] = gma_ops->gma_to_pml4_index(gma); + gma_index[1] = gma_ops->gma_to_l4_pdp_index(gma); + gma_index[2] = gma_ops->gma_to_pde_index(gma); + gma_index[3] = gma_ops->gma_to_pte_index(gma); + index = 4; + break; + case 3: + ppgtt_get_shadow_root_entry(mm, &e, + gma_ops->gma_to_l3_pdp_index(gma)); + gma_index[0] = gma_ops->gma_to_pde_index(gma); + gma_index[1] = gma_ops->gma_to_pte_index(gma); + index = 2; + break; + case 2: + ppgtt_get_shadow_root_entry(mm, &e, + gma_ops->gma_to_pde_index(gma)); + gma_index[0] = gma_ops->gma_to_pte_index(gma); + index = 1; + break; + default: + WARN_ON(1); + goto err; + } + + /* walk into the shadow page table and get gpa from guest entry */ + for (i = 0; i < index; i++) { + ret = ppgtt_get_next_level_entry(mm, &e, gma_index[i], + (i == index - 1)); + if (ret) + goto err; + } + + gpa = (pte_ops->get_pfn(&e) << GTT_PAGE_SHIFT) + + (gma & ~GTT_PAGE_MASK); + + trace_gma_translate(vgpu->id, "ppgtt", 0, + mm->page_table_level, gma, gpa); + return gpa; +err: + gvt_err("invalid mm type: %d gma %lx\n", mm->type, gma); + return INTEL_GVT_INVALID_ADDR; +} + +static int emulate_gtt_mmio_read(struct intel_vgpu *vgpu, + unsigned int off, void *p_data, unsigned int bytes) +{ + struct intel_vgpu_mm *ggtt_mm = vgpu->gtt.ggtt_mm; + const struct intel_gvt_device_info *info = &vgpu->gvt->device_info; + unsigned long index = off >> info->gtt_entry_size_shift; + struct intel_gvt_gtt_entry e; + + if (bytes != 4 && bytes != 8) + return -EINVAL; + + ggtt_get_guest_entry(ggtt_mm, &e, index); + memcpy(p_data, (void *)&e.val64 + (off & (info->gtt_entry_size - 1)), + bytes); + return 0; +} + +/** + * intel_vgpu_emulate_gtt_mmio_read - emulate GTT MMIO register read + * @vgpu: a vGPU + * @off: register offset + * @p_data: data will be returned to guest + * @bytes: data length + * + * This function is used to emulate the GTT MMIO register read + * + * Returns: + * Zero on success, error code if failed. + */ +int intel_vgpu_emulate_gtt_mmio_read(struct intel_vgpu *vgpu, unsigned int off, + void *p_data, unsigned int bytes) +{ + const struct intel_gvt_device_info *info = &vgpu->gvt->device_info; + int ret; + + if (bytes != 4 && bytes != 8) + return -EINVAL; + + off -= info->gtt_start_offset; + ret = emulate_gtt_mmio_read(vgpu, off, p_data, bytes); + return ret; +} + +static int emulate_gtt_mmio_write(struct intel_vgpu *vgpu, unsigned int off, + void *p_data, unsigned int bytes) +{ + struct intel_gvt *gvt = vgpu->gvt; + const struct intel_gvt_device_info *info = &gvt->device_info; + struct intel_vgpu_mm *ggtt_mm = vgpu->gtt.ggtt_mm; + struct intel_gvt_gtt_pte_ops *ops = gvt->gtt.pte_ops; + unsigned long g_gtt_index = off >> info->gtt_entry_size_shift; + unsigned long gma; + struct intel_gvt_gtt_entry e, m; + int ret; + + if (bytes != 4 && bytes != 8) + return -EINVAL; + + gma = g_gtt_index << GTT_PAGE_SHIFT; + + /* the VM may configure the whole GM space when ballooning is used */ + if (WARN_ONCE(!vgpu_gmadr_is_valid(vgpu, gma), + "vgpu%d: found oob ggtt write, offset %x\n", + vgpu->id, off)) { + return 0; + } + + ggtt_get_guest_entry(ggtt_mm, &e, g_gtt_index); + + memcpy((void *)&e.val64 + (off & (info->gtt_entry_size - 1)), p_data, + bytes); + + if (ops->test_present(&e)) { + ret = gtt_entry_p2m(vgpu, &e, &m); + if (ret) { + gvt_err("vgpu%d: fail to translate guest gtt entry\n", + vgpu->id); + return ret; + } + } else { + m = e; + m.val64 = 0; + } + + ggtt_set_shadow_entry(ggtt_mm, &m, g_gtt_index); + ggtt_set_guest_entry(ggtt_mm, &e, g_gtt_index); + return 0; +} + +/* + * intel_vgpu_emulate_gtt_mmio_write - emulate GTT MMIO register write + * @vgpu: a vGPU + * @off: register offset + * @p_data: data from guest write + * @bytes: data length + * + * This function is used to emulate the GTT MMIO register write + * + * Returns: + * Zero on success, error code if failed. + */ +int intel_vgpu_emulate_gtt_mmio_write(struct intel_vgpu *vgpu, unsigned int off, + void *p_data, unsigned int bytes) +{ + const struct intel_gvt_device_info *info = &vgpu->gvt->device_info; + int ret; + + if (bytes != 4 && bytes != 8) + return -EINVAL; + + off -= info->gtt_start_offset; + ret = emulate_gtt_mmio_write(vgpu, off, p_data, bytes); + return ret; +} + +bool intel_gvt_create_scratch_page(struct intel_vgpu *vgpu) +{ + struct intel_vgpu_gtt *gtt = &vgpu->gtt; + void *p; + void *vaddr; + unsigned long mfn; + + gtt->scratch_page = alloc_page(GFP_KERNEL); + if (!gtt->scratch_page) { + gvt_err("Failed to allocate scratch page.\n"); + return -ENOMEM; + } + + /* set to zero */ + p = kmap_atomic(gtt->scratch_page); + memset(p, 0, PAGE_SIZE); + kunmap_atomic(p); + + /* translate page to mfn */ + vaddr = page_address(gtt->scratch_page); + mfn = intel_gvt_hypervisor_virt_to_mfn(vaddr); + + if (mfn == INTEL_GVT_INVALID_ADDR) { + gvt_err("fail to translate vaddr:0x%llx\n", (u64)vaddr); + __free_page(gtt->scratch_page); + gtt->scratch_page = NULL; + return -ENXIO; + } + + gtt->scratch_page_mfn = mfn; + gvt_dbg_core("vgpu%d create scratch page: mfn=0x%lx\n", vgpu->id, mfn); + return 0; +} + +void intel_gvt_release_scratch_page(struct intel_vgpu *vgpu) +{ + if (vgpu->gtt.scratch_page != NULL) { + __free_page(vgpu->gtt.scratch_page); + vgpu->gtt.scratch_page = NULL; + vgpu->gtt.scratch_page_mfn = 0; + } +} + +/** + * intel_vgpu_init_gtt - initialize per-vGPU graphics memory virulization + * @vgpu: a vGPU + * + * This function is used to initialize per-vGPU graphics memory virtualization + * components. + * + * Returns: + * Zero on success, error code if failed. + */ +int intel_vgpu_init_gtt(struct intel_vgpu *vgpu) +{ + struct intel_vgpu_gtt *gtt = &vgpu->gtt; + struct intel_vgpu_mm *ggtt_mm; + + hash_init(gtt->guest_page_hash_table); + hash_init(gtt->shadow_page_hash_table); + + INIT_LIST_HEAD(>t->mm_list_head); + INIT_LIST_HEAD(>t->oos_page_list_head); + INIT_LIST_HEAD(>t->post_shadow_list_head); + + ggtt_mm = intel_vgpu_create_mm(vgpu, INTEL_GVT_MM_GGTT, + NULL, 1, 0); + if (IS_ERR(ggtt_mm)) { + gvt_err("fail to create mm for ggtt.\n"); + return PTR_ERR(ggtt_mm); + } + + gtt->ggtt_mm = ggtt_mm; + + intel_gvt_create_scratch_page(vgpu); + return 0; +} + +/** + * intel_vgpu_clean_gtt - clean up per-vGPU graphics memory virulization + * @vgpu: a vGPU + * + * This function is used to clean up per-vGPU graphics memory virtualization + * components. + * + * Returns: + * Zero on success, error code if failed. + */ +void intel_vgpu_clean_gtt(struct intel_vgpu *vgpu) +{ + struct list_head *pos, *n; + struct intel_vgpu_mm *mm; + + ppgtt_free_all_shadow_page(vgpu); + intel_gvt_release_scratch_page(vgpu); + + list_for_each_safe(pos, n, &vgpu->gtt.mm_list_head) { + mm = container_of(pos, struct intel_vgpu_mm, list); + vgpu->gvt->gtt.mm_free_page_table(mm); + list_del(&mm->list); + list_del(&mm->lru_list); + kfree(mm); + } +} + +static void clean_spt_oos(struct intel_gvt *gvt) +{ + struct intel_gvt_gtt *gtt = &gvt->gtt; + struct list_head *pos, *n; + struct intel_vgpu_oos_page *oos_page; + + WARN(!list_empty(>t->oos_page_use_list_head), + "someone is still using oos page\n"); + + list_for_each_safe(pos, n, >t->oos_page_free_list_head) { + oos_page = container_of(pos, struct intel_vgpu_oos_page, list); + list_del(&oos_page->list); + kfree(oos_page); + } +} + +static int setup_spt_oos(struct intel_gvt *gvt) +{ + struct intel_gvt_gtt *gtt = &gvt->gtt; + struct intel_vgpu_oos_page *oos_page; + int i; + int ret; + + INIT_LIST_HEAD(>t->oos_page_free_list_head); + INIT_LIST_HEAD(>t->oos_page_use_list_head); + + for (i = 0; i < preallocated_oos_pages; i++) { + oos_page = kzalloc(sizeof(*oos_page), GFP_KERNEL); + if (!oos_page) { + gvt_err("fail to pre-allocate oos page\n"); + ret = -ENOMEM; + goto fail; + } + + INIT_LIST_HEAD(&oos_page->list); + INIT_LIST_HEAD(&oos_page->vm_list); + oos_page->id = i; + list_add_tail(&oos_page->list, >t->oos_page_free_list_head); + } + + gvt_dbg_mm("%d oos pages preallocated\n", i); + + return 0; +fail: + clean_spt_oos(gvt); + return ret; +} + +/** + * intel_vgpu_find_ppgtt_mm - find a PPGTT mm object + * @vgpu: a vGPU + * @page_table_level: PPGTT page table level + * @root_entry: PPGTT page table root pointers + * + * This function is used to find a PPGTT mm object from mm object pool + * + * Returns: + * pointer to mm object on success, NULL if failed. + */ +struct intel_vgpu_mm *intel_vgpu_find_ppgtt_mm(struct intel_vgpu *vgpu, + int page_table_level, void *root_entry) +{ + struct list_head *pos; + struct intel_vgpu_mm *mm; + u64 *src, *dst; + + list_for_each(pos, &vgpu->gtt.mm_list_head) { + mm = container_of(pos, struct intel_vgpu_mm, list); + if (mm->type != INTEL_GVT_MM_PPGTT) + continue; + + if (mm->page_table_level != page_table_level) + continue; + + src = root_entry; + dst = mm->virtual_page_table; + + if (page_table_level == 3) { + if (src[0] == dst[0] + && src[1] == dst[1] + && src[2] == dst[2] + && src[3] == dst[3]) + return mm; + } else { + if (src[0] == dst[0]) + return mm; + } + } + return NULL; +} + +/** + * intel_vgpu_g2v_create_ppgtt_mm - create a PPGTT mm object from + * g2v notification + * @vgpu: a vGPU + * @page_table_level: PPGTT page table level + * + * This function is used to create a PPGTT mm object from a guest to GVT-g + * notification. + * + * Returns: + * Zero on success, negative error code if failed. + */ +int intel_vgpu_g2v_create_ppgtt_mm(struct intel_vgpu *vgpu, + int page_table_level) +{ + u64 *pdp = (u64 *)&vgpu_vreg64(vgpu, vgtif_reg(pdp[0])); + struct intel_vgpu_mm *mm; + + if (WARN_ON((page_table_level != 4) && (page_table_level != 3))) + return -EINVAL; + + mm = intel_vgpu_find_ppgtt_mm(vgpu, page_table_level, pdp); + if (mm) { + intel_gvt_mm_reference(mm); + } else { + mm = intel_vgpu_create_mm(vgpu, INTEL_GVT_MM_PPGTT, + pdp, page_table_level, 0); + if (IS_ERR(mm)) { + gvt_err("fail to create mm\n"); + return PTR_ERR(mm); + } + } + return 0; +} + +/** + * intel_vgpu_g2v_destroy_ppgtt_mm - destroy a PPGTT mm object from + * g2v notification + * @vgpu: a vGPU + * @page_table_level: PPGTT page table level + * + * This function is used to create a PPGTT mm object from a guest to GVT-g + * notification. + * + * Returns: + * Zero on success, negative error code if failed. + */ +int intel_vgpu_g2v_destroy_ppgtt_mm(struct intel_vgpu *vgpu, + int page_table_level) +{ + u64 *pdp = (u64 *)&vgpu_vreg64(vgpu, vgtif_reg(pdp[0])); + struct intel_vgpu_mm *mm; + + if (WARN_ON((page_table_level != 4) && (page_table_level != 3))) + return -EINVAL; + + mm = intel_vgpu_find_ppgtt_mm(vgpu, page_table_level, pdp); + if (!mm) { + gvt_err("fail to find ppgtt instance.\n"); + return -EINVAL; + } + intel_gvt_mm_unreference(mm); + return 0; +} + +/** + * intel_gvt_init_gtt - initialize mm components of a GVT device + * @gvt: GVT device + * + * This function is called at the initialization stage, to initialize + * the mm components of a GVT device. + * + * Returns: + * zero on success, negative error code if failed. + */ +int intel_gvt_init_gtt(struct intel_gvt *gvt) +{ + int ret; + + gvt_dbg_core("init gtt\n"); + + if (IS_BROADWELL(gvt->dev_priv) || IS_SKYLAKE(gvt->dev_priv)) { + gvt->gtt.pte_ops = &gen8_gtt_pte_ops; + gvt->gtt.gma_ops = &gen8_gtt_gma_ops; + gvt->gtt.mm_alloc_page_table = gen8_mm_alloc_page_table; + gvt->gtt.mm_free_page_table = gen8_mm_free_page_table; + } else { + return -ENODEV; + } + + if (enable_out_of_sync) { + ret = setup_spt_oos(gvt); + if (ret) { + gvt_err("fail to initialize SPT oos\n"); + return ret; + } + } + INIT_LIST_HEAD(&gvt->gtt.mm_lru_list_head); + return 0; +} + +/** + * intel_gvt_clean_gtt - clean up mm components of a GVT device + * @gvt: GVT device + * + * This function is called at the driver unloading stage, to clean up the + * the mm components of a GVT device. + * + */ +void intel_gvt_clean_gtt(struct intel_gvt *gvt) +{ + if (enable_out_of_sync) + clean_spt_oos(gvt); +} diff --git a/drivers/gpu/drm/i915/gvt/gtt.h b/drivers/gpu/drm/i915/gvt/gtt.h new file mode 100644 index 000000000000..e4dcde78f3f9 --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/gtt.h @@ -0,0 +1,270 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Zhi Wang + * Zhenyu Wang + * Xiao Zheng + * + * Contributors: + * Min He + * Bing Niu + * + */ + +#ifndef _GVT_GTT_H_ +#define _GVT_GTT_H_ + +#define GTT_PAGE_SHIFT 12 +#define GTT_PAGE_SIZE (1UL << GTT_PAGE_SHIFT) +#define GTT_PAGE_MASK (~(GTT_PAGE_SIZE-1)) + +struct intel_vgpu_mm; + +#define INTEL_GVT_GTT_HASH_BITS 8 +#define INTEL_GVT_INVALID_ADDR (~0UL) + +struct intel_gvt_gtt_entry { + u64 val64; + int type; +}; + +struct intel_gvt_gtt_pte_ops { + struct intel_gvt_gtt_entry *(*get_entry)(void *pt, + struct intel_gvt_gtt_entry *e, + unsigned long index, bool hypervisor_access, unsigned long gpa, + struct intel_vgpu *vgpu); + struct intel_gvt_gtt_entry *(*set_entry)(void *pt, + struct intel_gvt_gtt_entry *e, + unsigned long index, bool hypervisor_access, unsigned long gpa, + struct intel_vgpu *vgpu); + bool (*test_present)(struct intel_gvt_gtt_entry *e); + void (*clear_present)(struct intel_gvt_gtt_entry *e); + bool (*test_pse)(struct intel_gvt_gtt_entry *e); + void (*set_pfn)(struct intel_gvt_gtt_entry *e, unsigned long pfn); + unsigned long (*get_pfn)(struct intel_gvt_gtt_entry *e); +}; + +struct intel_gvt_gtt_gma_ops { + unsigned long (*gma_to_ggtt_pte_index)(unsigned long gma); + unsigned long (*gma_to_pte_index)(unsigned long gma); + unsigned long (*gma_to_pde_index)(unsigned long gma); + unsigned long (*gma_to_l3_pdp_index)(unsigned long gma); + unsigned long (*gma_to_l4_pdp_index)(unsigned long gma); + unsigned long (*gma_to_pml4_index)(unsigned long gma); +}; + +struct intel_gvt_gtt { + struct intel_gvt_gtt_pte_ops *pte_ops; + struct intel_gvt_gtt_gma_ops *gma_ops; + int (*mm_alloc_page_table)(struct intel_vgpu_mm *mm); + void (*mm_free_page_table)(struct intel_vgpu_mm *mm); + struct list_head oos_page_use_list_head; + struct list_head oos_page_free_list_head; + struct list_head mm_lru_list_head; +}; + +enum { + INTEL_GVT_MM_GGTT = 0, + INTEL_GVT_MM_PPGTT, +}; + +struct intel_vgpu_mm { + int type; + bool initialized; + bool shadowed; + + int page_table_entry_type; + u32 page_table_entry_size; + u32 page_table_entry_cnt; + void *virtual_page_table; + void *shadow_page_table; + + int page_table_level; + bool has_shadow_page_table; + u32 pde_base_index; + + struct list_head list; + struct kref ref; + atomic_t pincount; + struct list_head lru_list; + struct intel_vgpu *vgpu; +}; + +extern struct intel_gvt_gtt_entry *intel_vgpu_mm_get_entry( + struct intel_vgpu_mm *mm, + void *page_table, struct intel_gvt_gtt_entry *e, + unsigned long index); + +extern struct intel_gvt_gtt_entry *intel_vgpu_mm_set_entry( + struct intel_vgpu_mm *mm, + void *page_table, struct intel_gvt_gtt_entry *e, + unsigned long index); + +#define ggtt_get_guest_entry(mm, e, index) \ + intel_vgpu_mm_get_entry(mm, mm->virtual_page_table, e, index) + +#define ggtt_set_guest_entry(mm, e, index) \ + intel_vgpu_mm_set_entry(mm, mm->virtual_page_table, e, index) + +#define ggtt_get_shadow_entry(mm, e, index) \ + intel_vgpu_mm_get_entry(mm, mm->shadow_page_table, e, index) + +#define ggtt_set_shadow_entry(mm, e, index) \ + intel_vgpu_mm_set_entry(mm, mm->shadow_page_table, e, index) + +#define ppgtt_get_guest_root_entry(mm, e, index) \ + intel_vgpu_mm_get_entry(mm, mm->virtual_page_table, e, index) + +#define ppgtt_set_guest_root_entry(mm, e, index) \ + intel_vgpu_mm_set_entry(mm, mm->virtual_page_table, e, index) + +#define ppgtt_get_shadow_root_entry(mm, e, index) \ + intel_vgpu_mm_get_entry(mm, mm->shadow_page_table, e, index) + +#define ppgtt_set_shadow_root_entry(mm, e, index) \ + intel_vgpu_mm_set_entry(mm, mm->shadow_page_table, e, index) + +extern struct intel_vgpu_mm *intel_vgpu_create_mm(struct intel_vgpu *vgpu, + int mm_type, void *virtual_page_table, int page_table_level, + u32 pde_base_index); +extern void intel_vgpu_destroy_mm(struct kref *mm_ref); + +struct intel_vgpu_guest_page; + +struct intel_vgpu_gtt { + struct intel_vgpu_mm *ggtt_mm; + unsigned long active_ppgtt_mm_bitmap; + struct list_head mm_list_head; + DECLARE_HASHTABLE(shadow_page_hash_table, INTEL_GVT_GTT_HASH_BITS); + DECLARE_HASHTABLE(guest_page_hash_table, INTEL_GVT_GTT_HASH_BITS); + atomic_t n_write_protected_guest_page; + struct list_head oos_page_list_head; + struct list_head post_shadow_list_head; + struct page *scratch_page; + unsigned long scratch_page_mfn; +}; + +extern int intel_vgpu_init_gtt(struct intel_vgpu *vgpu); +extern void intel_vgpu_clean_gtt(struct intel_vgpu *vgpu); + +extern int intel_gvt_init_gtt(struct intel_gvt *gvt); +extern void intel_gvt_clean_gtt(struct intel_gvt *gvt); + +extern struct intel_vgpu_mm *intel_gvt_find_ppgtt_mm(struct intel_vgpu *vgpu, + int page_table_level, void *root_entry); + +struct intel_vgpu_oos_page; + +struct intel_vgpu_shadow_page { + void *vaddr; + struct page *page; + int type; + struct hlist_node node; + unsigned long mfn; +}; + +struct intel_vgpu_guest_page { + struct hlist_node node; + bool writeprotection; + unsigned long gfn; + int (*handler)(void *, u64, void *, int); + void *data; + unsigned long write_cnt; + struct intel_vgpu_oos_page *oos_page; +}; + +struct intel_vgpu_oos_page { + struct intel_vgpu_guest_page *guest_page; + struct list_head list; + struct list_head vm_list; + int id; + unsigned char mem[GTT_PAGE_SIZE]; +}; + +#define GTT_ENTRY_NUM_IN_ONE_PAGE 512 + +struct intel_vgpu_ppgtt_spt { + struct intel_vgpu_shadow_page shadow_page; + struct intel_vgpu_guest_page guest_page; + int guest_page_type; + atomic_t refcount; + struct intel_vgpu *vgpu; + DECLARE_BITMAP(post_shadow_bitmap, GTT_ENTRY_NUM_IN_ONE_PAGE); + struct list_head post_shadow_list; +}; + +int intel_vgpu_init_guest_page(struct intel_vgpu *vgpu, + struct intel_vgpu_guest_page *guest_page, + unsigned long gfn, + int (*handler)(void *gp, u64, void *, int), + void *data); + +void intel_vgpu_clean_guest_page(struct intel_vgpu *vgpu, + struct intel_vgpu_guest_page *guest_page); + +int intel_vgpu_set_guest_page_writeprotection(struct intel_vgpu *vgpu, + struct intel_vgpu_guest_page *guest_page); + +void intel_vgpu_clear_guest_page_writeprotection(struct intel_vgpu *vgpu, + struct intel_vgpu_guest_page *guest_page); + +struct intel_vgpu_guest_page *intel_vgpu_find_guest_page( + struct intel_vgpu *vgpu, unsigned long gfn); + +int intel_vgpu_sync_oos_pages(struct intel_vgpu *vgpu); + +int intel_vgpu_flush_post_shadow(struct intel_vgpu *vgpu); + +static inline void intel_gvt_mm_reference(struct intel_vgpu_mm *mm) +{ + kref_get(&mm->ref); +} + +static inline void intel_gvt_mm_unreference(struct intel_vgpu_mm *mm) +{ + kref_put(&mm->ref, intel_vgpu_destroy_mm); +} + +int intel_vgpu_pin_mm(struct intel_vgpu_mm *mm); + +void intel_vgpu_unpin_mm(struct intel_vgpu_mm *mm); + +unsigned long intel_vgpu_gma_to_gpa(struct intel_vgpu_mm *mm, + unsigned long gma); + +struct intel_vgpu_mm *intel_vgpu_find_ppgtt_mm(struct intel_vgpu *vgpu, + int page_table_level, void *root_entry); + +int intel_vgpu_g2v_create_ppgtt_mm(struct intel_vgpu *vgpu, + int page_table_level); + +int intel_vgpu_g2v_destroy_ppgtt_mm(struct intel_vgpu *vgpu, + int page_table_level); + +int intel_vgpu_emulate_gtt_mmio_read(struct intel_vgpu *vgpu, + unsigned int off, void *p_data, unsigned int bytes); + +int intel_vgpu_emulate_gtt_mmio_write(struct intel_vgpu *vgpu, + unsigned int off, void *p_data, unsigned int bytes); + +#endif /* _GVT_GTT_H_ */ diff --git a/drivers/gpu/drm/i915/gvt/gvt.c b/drivers/gpu/drm/i915/gvt/gvt.c index 29efe454b1cd..5063c672736d 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.c +++ b/drivers/gpu/drm/i915/gvt/gvt.c @@ -101,6 +101,9 @@ static void init_device_info(struct intel_gvt *gvt) info->mmio_size = 2 * 1024 * 1024; info->mmio_bar = 0; info->msi_cap_offset = IS_SKYLAKE(gvt->dev_priv) ? 0xac : 0x90; + info->gtt_start_offset = 8 * 1024 * 1024; + info->gtt_entry_size = 8; + info->gtt_entry_size_shift = 3; } } @@ -119,6 +122,7 @@ void intel_gvt_clean_device(struct drm_i915_private *dev_priv) if (WARN_ON(!gvt->initialized)) return; + intel_gvt_clean_gtt(gvt); intel_gvt_clean_irq(gvt); intel_gvt_clean_mmio_info(gvt); intel_gvt_free_firmware(gvt); @@ -171,10 +175,16 @@ int intel_gvt_init_device(struct drm_i915_private *dev_priv) if (ret) goto out_free_firmware; + ret = intel_gvt_init_gtt(gvt); + if (ret) + goto out_clean_irq; + gvt_dbg_core("gvt device creation is done\n"); gvt->initialized = true; return 0; +out_clean_irq: + intel_gvt_clean_irq(gvt); out_free_firmware: intel_gvt_free_firmware(gvt); out_clean_mmio_info: diff --git a/drivers/gpu/drm/i915/gvt/gvt.h b/drivers/gpu/drm/i915/gvt/gvt.h index 655e6afb0aca..11267e73671a 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.h +++ b/drivers/gpu/drm/i915/gvt/gvt.h @@ -38,6 +38,7 @@ #include "mmio.h" #include "reg.h" #include "interrupt.h" +#include "gtt.h" #define GVT_MAX_VGPU 8 @@ -61,6 +62,9 @@ struct intel_gvt_device_info { u32 mmio_size; u32 mmio_bar; unsigned long msi_cap_offset; + u32 gtt_start_offset; + u32 gtt_entry_size; + u32 gtt_entry_size_shift; }; /* GM resources owned by a vGPU */ @@ -116,6 +120,7 @@ struct intel_vgpu { struct intel_vgpu_cfg_space cfg_space; struct intel_vgpu_mmio mmio; struct intel_vgpu_irq irq; + struct intel_vgpu_gtt gtt; }; struct intel_gvt_gm { @@ -153,6 +158,7 @@ struct intel_gvt { struct intel_gvt_mmio mmio; struct intel_gvt_firmware firmware; struct intel_gvt_irq irq; + struct intel_gvt_gtt gtt; }; void intel_gvt_free_firmware(struct intel_gvt *gvt); @@ -262,6 +268,38 @@ struct intel_vgpu *intel_gvt_create_vgpu(struct intel_gvt *gvt, void intel_gvt_destroy_vgpu(struct intel_vgpu *vgpu); +/* validating GM functions */ +#define vgpu_gmadr_is_aperture(vgpu, gmadr) \ + ((gmadr >= vgpu_aperture_gmadr_base(vgpu)) && \ + (gmadr <= vgpu_aperture_gmadr_end(vgpu))) + +#define vgpu_gmadr_is_hidden(vgpu, gmadr) \ + ((gmadr >= vgpu_hidden_gmadr_base(vgpu)) && \ + (gmadr <= vgpu_hidden_gmadr_end(vgpu))) + +#define vgpu_gmadr_is_valid(vgpu, gmadr) \ + ((vgpu_gmadr_is_aperture(vgpu, gmadr) || \ + (vgpu_gmadr_is_hidden(vgpu, gmadr)))) + +#define gvt_gmadr_is_aperture(gvt, gmadr) \ + ((gmadr >= gvt_aperture_gmadr_base(gvt)) && \ + (gmadr <= gvt_aperture_gmadr_end(gvt))) + +#define gvt_gmadr_is_hidden(gvt, gmadr) \ + ((gmadr >= gvt_hidden_gmadr_base(gvt)) && \ + (gmadr <= gvt_hidden_gmadr_end(gvt))) + +#define gvt_gmadr_is_valid(gvt, gmadr) \ + (gvt_gmadr_is_aperture(gvt, gmadr) || \ + gvt_gmadr_is_hidden(gvt, gmadr)) + +bool intel_gvt_ggtt_validate_range(struct intel_vgpu *vgpu, u64 addr, u32 size); +int intel_gvt_ggtt_gmadr_g2h(struct intel_vgpu *vgpu, u64 g_addr, u64 *h_addr); +int intel_gvt_ggtt_gmadr_h2g(struct intel_vgpu *vgpu, u64 h_addr, u64 *g_addr); +int intel_gvt_ggtt_index_g2h(struct intel_vgpu *vgpu, unsigned long g_index, + unsigned long *h_index); +int intel_gvt_ggtt_h2g_index(struct intel_vgpu *vgpu, unsigned long h_index, + unsigned long *g_index); #include "mpt.h" #endif diff --git a/drivers/gpu/drm/i915/gvt/hypercall.h b/drivers/gpu/drm/i915/gvt/hypercall.h index f43614eb3b14..67d8b1a26e73 100644 --- a/drivers/gpu/drm/i915/gvt/hypercall.h +++ b/drivers/gpu/drm/i915/gvt/hypercall.h @@ -42,6 +42,14 @@ struct intel_gvt_mpt { int (*attach_vgpu)(void *vgpu, unsigned long *handle); void (*detach_vgpu)(unsigned long handle); int (*inject_msi)(unsigned long handle, u32 addr, u16 data); + unsigned long (*from_virt_to_mfn)(void *p); + int (*set_wp_page)(unsigned long handle, u64 gfn); + int (*unset_wp_page)(unsigned long handle, u64 gfn); + int (*read_gpa)(unsigned long handle, unsigned long gpa, void *buf, + unsigned long len); + int (*write_gpa)(unsigned long handle, unsigned long gpa, void *buf, + unsigned long len); + unsigned long (*gfn_to_mfn)(unsigned long handle, unsigned long gfn); }; extern struct intel_gvt_mpt xengt_mpt; diff --git a/drivers/gpu/drm/i915/gvt/mpt.h b/drivers/gpu/drm/i915/gvt/mpt.h index 31a837195745..46664771cc58 100644 --- a/drivers/gpu/drm/i915/gvt/mpt.h +++ b/drivers/gpu/drm/i915/gvt/mpt.h @@ -117,4 +117,111 @@ static inline int intel_gvt_hypervisor_inject_msi(struct intel_vgpu *vgpu) return 0; } +/** + * intel_gvt_hypervisor_set_wp_page - translate a host VA into MFN + * @p: host kernel virtual address + * + * Returns: + * MFN on success, INTEL_GVT_INVALID_ADDR if failed. + */ +static inline unsigned long intel_gvt_hypervisor_virt_to_mfn(void *p) +{ + return intel_gvt_host.mpt->from_virt_to_mfn(p); +} + +/** + * intel_gvt_hypervisor_set_wp_page - set a guest page to write-protected + * @vgpu: a vGPU + * @p: intel_vgpu_guest_page + * + * Returns: + * Zero on success, negative error code if failed. + */ +static inline int intel_gvt_hypervisor_set_wp_page(struct intel_vgpu *vgpu, + struct intel_vgpu_guest_page *p) +{ + int ret; + + if (p->writeprotection) + return 0; + + ret = intel_gvt_host.mpt->set_wp_page(vgpu->handle, p->gfn); + if (ret) + return ret; + p->writeprotection = true; + atomic_inc(&vgpu->gtt.n_write_protected_guest_page); + return 0; +} + +/** + * intel_gvt_hypervisor_unset_wp_page - remove the write-protection of a + * guest page + * @vgpu: a vGPU + * @p: intel_vgpu_guest_page + * + * Returns: + * Zero on success, negative error code if failed. + */ +static inline int intel_gvt_hypervisor_unset_wp_page(struct intel_vgpu *vgpu, + struct intel_vgpu_guest_page *p) +{ + int ret; + + if (!p->writeprotection) + return 0; + + ret = intel_gvt_host.mpt->unset_wp_page(vgpu->handle, p->gfn); + if (ret) + return ret; + p->writeprotection = false; + atomic_dec(&vgpu->gtt.n_write_protected_guest_page); + return 0; +} + +/** + * intel_gvt_hypervisor_read_gpa - copy data from GPA to host data buffer + * @vgpu: a vGPU + * @gpa: guest physical address + * @buf: host data buffer + * @len: data length + * + * Returns: + * Zero on success, negative error code if failed. + */ +static inline int intel_gvt_hypervisor_read_gpa(struct intel_vgpu *vgpu, + unsigned long gpa, void *buf, unsigned long len) +{ + return intel_gvt_host.mpt->read_gpa(vgpu->handle, gpa, buf, len); +} + +/** + * intel_gvt_hypervisor_write_gpa - copy data from host data buffer to GPA + * @vgpu: a vGPU + * @gpa: guest physical address + * @buf: host data buffer + * @len: data length + * + * Returns: + * Zero on success, negative error code if failed. + */ +static inline int intel_gvt_hypervisor_write_gpa(struct intel_vgpu *vgpu, + unsigned long gpa, void *buf, unsigned long len) +{ + return intel_gvt_host.mpt->write_gpa(vgpu->handle, gpa, buf, len); +} + +/** + * intel_gvt_hypervisor_gfn_to_mfn - translate a GFN to MFN + * @vgpu: a vGPU + * @gpfn: guest pfn + * + * Returns: + * MFN on success, INTEL_GVT_INVALID_ADDR if failed. + */ +static inline unsigned long intel_gvt_hypervisor_gfn_to_mfn( + struct intel_vgpu *vgpu, unsigned long gfn) +{ + return intel_gvt_host.mpt->gfn_to_mfn(vgpu->handle, gfn); +} + #endif /* _GVT_MPT_H_ */ diff --git a/drivers/gpu/drm/i915/gvt/trace.h b/drivers/gpu/drm/i915/gvt/trace.h index 86bde96909b0..27577dcfd9d8 100644 --- a/drivers/gpu/drm/i915/gvt/trace.h +++ b/drivers/gpu/drm/i915/gvt/trace.h @@ -39,6 +39,191 @@ #undef TRACE_SYSTEM #define TRACE_SYSTEM gvt +TRACE_EVENT(spt_alloc, + TP_PROTO(int id, void *spt, int type, unsigned long mfn, + unsigned long gpt_gfn), + + TP_ARGS(id, spt, type, mfn, gpt_gfn), + + TP_STRUCT__entry( + __field(int, id) + __field(void *, spt) + __field(int, type) + __field(unsigned long, mfn) + __field(unsigned long, gpt_gfn) + ), + + TP_fast_assign( + __entry->id = id; + __entry->spt = spt; + __entry->type = type; + __entry->mfn = mfn; + __entry->gpt_gfn = gpt_gfn; + ), + + TP_printk("VM%d [alloc] spt %p type %d mfn 0x%lx gfn 0x%lx\n", + __entry->id, + __entry->spt, + __entry->type, + __entry->mfn, + __entry->gpt_gfn) +); + +TRACE_EVENT(spt_free, + TP_PROTO(int id, void *spt, int type), + + TP_ARGS(id, spt, type), + + TP_STRUCT__entry( + __field(int, id) + __field(void *, spt) + __field(int, type) + ), + + TP_fast_assign( + __entry->id = id; + __entry->spt = spt; + __entry->type = type; + ), + + TP_printk("VM%u [free] spt %p type %d\n", + __entry->id, + __entry->spt, + __entry->type) +); + +#define MAX_BUF_LEN 256 + +TRACE_EVENT(gma_index, + TP_PROTO(const char *prefix, unsigned long gma, + unsigned long index), + + TP_ARGS(prefix, gma, index), + + TP_STRUCT__entry( + __array(char, buf, MAX_BUF_LEN) + ), + + TP_fast_assign( + snprintf(__entry->buf, MAX_BUF_LEN, + "%s gma 0x%lx index 0x%lx\n", prefix, gma, index); + ), + + TP_printk("%s", __entry->buf) +); + +TRACE_EVENT(gma_translate, + TP_PROTO(int id, char *type, int ring_id, int pt_level, + unsigned long gma, unsigned long gpa), + + TP_ARGS(id, type, ring_id, pt_level, gma, gpa), + + TP_STRUCT__entry( + __array(char, buf, MAX_BUF_LEN) + ), + + TP_fast_assign( + snprintf(__entry->buf, MAX_BUF_LEN, + "VM%d %s ring %d pt_level %d gma 0x%lx -> gpa 0x%lx\n", + id, type, ring_id, pt_level, gma, gpa); + ), + + TP_printk("%s", __entry->buf) +); + +TRACE_EVENT(spt_refcount, + TP_PROTO(int id, char *action, void *spt, int before, int after), + + TP_ARGS(id, action, spt, before, after), + + TP_STRUCT__entry( + __array(char, buf, MAX_BUF_LEN) + ), + + TP_fast_assign( + snprintf(__entry->buf, MAX_BUF_LEN, + "VM%d [%s] spt %p before %d -> after %d\n", + id, action, spt, before, after); + ), + + TP_printk("%s", __entry->buf) +); + +TRACE_EVENT(spt_change, + TP_PROTO(int id, char *action, void *spt, unsigned long gfn, + int type), + + TP_ARGS(id, action, spt, gfn, type), + + TP_STRUCT__entry( + __array(char, buf, MAX_BUF_LEN) + ), + + TP_fast_assign( + snprintf(__entry->buf, MAX_BUF_LEN, + "VM%d [%s] spt %p gfn 0x%lx type %d\n", + id, action, spt, gfn, type); + ), + + TP_printk("%s", __entry->buf) +); + +TRACE_EVENT(gpt_change, + TP_PROTO(int id, const char *tag, void *spt, int type, u64 v, + unsigned long index), + + TP_ARGS(id, tag, spt, type, v, index), + + TP_STRUCT__entry( + __array(char, buf, MAX_BUF_LEN) + ), + + TP_fast_assign( + snprintf(__entry->buf, MAX_BUF_LEN, + "VM%d [%s] spt %p type %d entry 0x%llx index 0x%lx\n", + id, tag, spt, type, v, index); + ), + + TP_printk("%s", __entry->buf) +); + +TRACE_EVENT(oos_change, + TP_PROTO(int id, const char *tag, int page_id, void *gpt, int type), + + TP_ARGS(id, tag, page_id, gpt, type), + + TP_STRUCT__entry( + __array(char, buf, MAX_BUF_LEN) + ), + + TP_fast_assign( + snprintf(__entry->buf, MAX_BUF_LEN, + "VM%d [oos %s] page id %d gpt %p type %d\n", + id, tag, page_id, gpt, type); + ), + + TP_printk("%s", __entry->buf) +); + +TRACE_EVENT(oos_sync, + TP_PROTO(int id, int page_id, void *gpt, int type, u64 v, + unsigned long index), + + TP_ARGS(id, page_id, gpt, type, v, index), + + TP_STRUCT__entry( + __array(char, buf, MAX_BUF_LEN) + ), + + TP_fast_assign( + snprintf(__entry->buf, MAX_BUF_LEN, + "VM%d [oos sync] page id %d gpt %p type %d entry 0x%llx index 0x%lx\n", + id, page_id, gpt, type, v, index); + ), + + TP_printk("%s", __entry->buf) +); + #endif /* _GVT_TRACE_H_ */ /* This part must be out of protection */ diff --git a/drivers/gpu/drm/i915/gvt/vgpu.c b/drivers/gpu/drm/i915/gvt/vgpu.c index 0f1a59b9156a..a610f5a32947 100644 --- a/drivers/gpu/drm/i915/gvt/vgpu.c +++ b/drivers/gpu/drm/i915/gvt/vgpu.c @@ -141,6 +141,7 @@ void intel_gvt_destroy_vgpu(struct intel_vgpu *vgpu) vgpu->active = false; idr_remove(&gvt->vgpu_idr, vgpu->id); + intel_vgpu_clean_gtt(vgpu); intel_gvt_hypervisor_detach_vgpu(vgpu); intel_vgpu_free_resource(vgpu); clean_vgpu_mmio(vgpu); @@ -199,11 +200,17 @@ struct intel_vgpu *intel_gvt_create_vgpu(struct intel_gvt *gvt, if (ret) goto out_clean_vgpu_resource; + ret = intel_vgpu_init_gtt(vgpu); + if (ret) + goto out_detach_hypervisor_vgpu; + vgpu->active = true; mutex_unlock(&gvt->lock); return vgpu; +out_detach_hypervisor_vgpu: + intel_gvt_hypervisor_detach_vgpu(vgpu); out_clean_vgpu_resource: intel_vgpu_free_resource(vgpu); out_clean_vgpu_mmio: -- cgit v1.2.3 From 4d60c5fd3f8751ea751d6dc6cfe0c1620420ccf8 Mon Sep 17 00:00:00 2001 From: Zhi Wang Date: Wed, 20 Jul 2016 01:14:38 -0400 Subject: drm/i915/gvt: vGPU PCI configuration space virtualization This patch introduces vGPU PCI configuration space virtualization. - Adjust the trapped GPFN(Guest Page Frame Number) window of virtual GEN PCI BAR 0 when guest initializes PCI BAR 0 address. - Emulate OpRegion when guest touches OpRegion. - Pass-through a part of aperture to guest when guest initializes aperture BAR. Signed-off-by: Zhi Wang Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/Makefile | 2 +- drivers/gpu/drm/i915/gvt/cfg_space.c | 287 +++++++++++++++++++++++++++++ drivers/gpu/drm/i915/gvt/gvt.c | 12 ++ drivers/gpu/drm/i915/gvt/gvt.h | 30 +++ drivers/gpu/drm/i915/gvt/hypercall.h | 14 ++ drivers/gpu/drm/i915/gvt/mpt.h | 42 +++++ drivers/gpu/drm/i915/gvt/opregion.c | 343 +++++++++++++++++++++++++++++++++++ drivers/gpu/drm/i915/gvt/reg.h | 23 +++ drivers/gpu/drm/i915/gvt/vgpu.c | 9 + 9 files changed, 761 insertions(+), 1 deletion(-) create mode 100644 drivers/gpu/drm/i915/gvt/cfg_space.c create mode 100644 drivers/gpu/drm/i915/gvt/opregion.c (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/Makefile b/drivers/gpu/drm/i915/gvt/Makefile index 40eef5b40505..7f185b09a500 100644 --- a/drivers/gpu/drm/i915/gvt/Makefile +++ b/drivers/gpu/drm/i915/gvt/Makefile @@ -1,6 +1,6 @@ GVT_DIR := gvt GVT_SOURCE := gvt.o aperture_gm.o handlers.o vgpu.o trace_points.o firmware.o \ - interrupt.o gtt.o + interrupt.o gtt.o cfg_space.o opregion.o ccflags-y += -I$(src) -I$(src)/$(GVT_DIR) -Wall i915-y += $(addprefix $(GVT_DIR)/, $(GVT_SOURCE)) diff --git a/drivers/gpu/drm/i915/gvt/cfg_space.c b/drivers/gpu/drm/i915/gvt/cfg_space.c new file mode 100644 index 000000000000..16360e449ed0 --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/cfg_space.c @@ -0,0 +1,287 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Eddie Dong + * Jike Song + * + * Contributors: + * Zhi Wang + * Min He + * Bing Niu + * + */ + +#include "i915_drv.h" + +enum { + INTEL_GVT_PCI_BAR_GTTMMIO = 0, + INTEL_GVT_PCI_BAR_APERTURE, + INTEL_GVT_PCI_BAR_PIO, + INTEL_GVT_PCI_BAR_MAX, +}; + +/** + * intel_vgpu_emulate_cfg_read - emulate vGPU configuration space read + * + * Returns: + * Zero on success, negative error code if failed. + */ +int intel_vgpu_emulate_cfg_read(void *__vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + struct intel_vgpu *vgpu = __vgpu; + + if (WARN_ON(bytes > 4)) + return -EINVAL; + + if (WARN_ON(offset + bytes > INTEL_GVT_MAX_CFG_SPACE_SZ)) + return -EINVAL; + + memcpy(p_data, vgpu_cfg_space(vgpu) + offset, bytes); + return 0; +} + +static int map_aperture(struct intel_vgpu *vgpu, bool map) +{ + u64 first_gfn, first_mfn; + u64 val; + int ret; + + if (map == vgpu->cfg_space.bar[INTEL_GVT_PCI_BAR_APERTURE].tracked) + return 0; + + val = vgpu_cfg_space(vgpu)[PCI_BASE_ADDRESS_2]; + if (val & PCI_BASE_ADDRESS_MEM_TYPE_64) + val = *(u64 *)(vgpu_cfg_space(vgpu) + PCI_BASE_ADDRESS_2); + else + val = *(u32 *)(vgpu_cfg_space(vgpu) + PCI_BASE_ADDRESS_2); + + first_gfn = (val + vgpu_aperture_offset(vgpu)) >> PAGE_SHIFT; + first_mfn = vgpu_aperture_pa_base(vgpu) >> PAGE_SHIFT; + + ret = intel_gvt_hypervisor_map_gfn_to_mfn(vgpu, first_gfn, + first_mfn, + vgpu_aperture_sz(vgpu) + >> PAGE_SHIFT, map, + GVT_MAP_APERTURE); + if (ret) + return ret; + + vgpu->cfg_space.bar[INTEL_GVT_PCI_BAR_APERTURE].tracked = map; + return 0; +} + +static int trap_gttmmio(struct intel_vgpu *vgpu, bool trap) +{ + u64 start, end; + u64 val; + int ret; + + if (trap == vgpu->cfg_space.bar[INTEL_GVT_PCI_BAR_GTTMMIO].tracked) + return 0; + + val = vgpu_cfg_space(vgpu)[PCI_BASE_ADDRESS_0]; + if (val & PCI_BASE_ADDRESS_MEM_TYPE_64) + start = *(u64 *)(vgpu_cfg_space(vgpu) + PCI_BASE_ADDRESS_0); + else + start = *(u32 *)(vgpu_cfg_space(vgpu) + PCI_BASE_ADDRESS_0); + + start &= ~GENMASK(3, 0); + end = start + vgpu->cfg_space.bar[INTEL_GVT_PCI_BAR_GTTMMIO].size - 1; + + ret = intel_gvt_hypervisor_set_trap_area(vgpu, start, end, trap); + if (ret) + return ret; + + vgpu->cfg_space.bar[INTEL_GVT_PCI_BAR_GTTMMIO].tracked = trap; + return 0; +} + +static int emulate_pci_command_write(struct intel_vgpu *vgpu, + unsigned int offset, void *p_data, unsigned int bytes) +{ + u8 old = vgpu_cfg_space(vgpu)[offset]; + u8 new = *(u8 *)p_data; + u8 changed = old ^ new; + int ret; + + if (!(changed & PCI_COMMAND_MEMORY)) + return 0; + + if (old & PCI_COMMAND_MEMORY) { + ret = trap_gttmmio(vgpu, false); + if (ret) + return ret; + ret = map_aperture(vgpu, false); + if (ret) + return ret; + } else { + ret = trap_gttmmio(vgpu, true); + if (ret) + return ret; + ret = map_aperture(vgpu, true); + if (ret) + return ret; + } + + memcpy(vgpu_cfg_space(vgpu) + offset, p_data, bytes); + return 0; +} + +static int emulate_pci_bar_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + unsigned int bar_index = + (rounddown(offset, 8) % PCI_BASE_ADDRESS_0) / 8; + u32 new = *(u32 *)(p_data); + bool lo = IS_ALIGNED(offset, 8); + u64 size; + int ret = 0; + bool mmio_enabled = + vgpu_cfg_space(vgpu)[PCI_COMMAND] & PCI_COMMAND_MEMORY; + + if (WARN_ON(bar_index >= INTEL_GVT_PCI_BAR_MAX)) + return -EINVAL; + + if (new == 0xffffffff) { + /* + * Power-up software can determine how much address + * space the device requires by writing a value of + * all 1's to the register and then reading the value + * back. The device will return 0's in all don't-care + * address bits. + */ + size = vgpu->cfg_space.bar[bar_index].size; + if (lo) { + new = rounddown(new, size); + } else { + u32 val = vgpu_cfg_space(vgpu)[rounddown(offset, 8)]; + /* for 32bit mode bar it returns all-0 in upper 32 + * bit, for 64bit mode bar it will calculate the + * size with lower 32bit and return the corresponding + * value + */ + if (val & PCI_BASE_ADDRESS_MEM_TYPE_64) + new &= (~(size-1)) >> 32; + else + new = 0; + } + /* + * Unmapp & untrap the BAR, since guest hasn't configured a + * valid GPA + */ + switch (bar_index) { + case INTEL_GVT_PCI_BAR_GTTMMIO: + ret = trap_gttmmio(vgpu, false); + break; + case INTEL_GVT_PCI_BAR_APERTURE: + ret = map_aperture(vgpu, false); + break; + } + intel_vgpu_write_pci_bar(vgpu, offset, new, lo); + } else { + /* + * Unmapp & untrap the old BAR first, since guest has + * re-configured the BAR + */ + switch (bar_index) { + case INTEL_GVT_PCI_BAR_GTTMMIO: + ret = trap_gttmmio(vgpu, false); + break; + case INTEL_GVT_PCI_BAR_APERTURE: + ret = map_aperture(vgpu, false); + break; + } + intel_vgpu_write_pci_bar(vgpu, offset, new, lo); + /* Track the new BAR */ + if (mmio_enabled) { + switch (bar_index) { + case INTEL_GVT_PCI_BAR_GTTMMIO: + ret = trap_gttmmio(vgpu, true); + break; + case INTEL_GVT_PCI_BAR_APERTURE: + ret = map_aperture(vgpu, true); + break; + } + } + } + return ret; +} + +/** + * intel_vgpu_emulate_cfg_read - emulate vGPU configuration space write + * + * Returns: + * Zero on success, negative error code if failed. + */ +int intel_vgpu_emulate_cfg_write(void *__vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + struct intel_vgpu *vgpu = __vgpu; + int ret; + + if (WARN_ON(bytes > 4)) + return -EINVAL; + + if (WARN_ON(offset + bytes >= INTEL_GVT_MAX_CFG_SPACE_SZ)) + return -EINVAL; + + /* First check if it's PCI_COMMAND */ + if (IS_ALIGNED(offset, 2) && offset == PCI_COMMAND) { + if (WARN_ON(bytes > 2)) + return -EINVAL; + return emulate_pci_command_write(vgpu, offset, p_data, bytes); + } + + switch (rounddown(offset, 4)) { + case PCI_BASE_ADDRESS_0: + case PCI_BASE_ADDRESS_1: + case PCI_BASE_ADDRESS_2: + case PCI_BASE_ADDRESS_3: + if (WARN_ON(!IS_ALIGNED(offset, 4))) + return -EINVAL; + return emulate_pci_bar_write(vgpu, offset, p_data, bytes); + + case INTEL_GVT_PCI_SWSCI: + if (WARN_ON(!IS_ALIGNED(offset, 4))) + return -EINVAL; + ret = intel_vgpu_emulate_opregion_request(vgpu, *(u32 *)p_data); + if (ret) + return ret; + break; + + case INTEL_GVT_PCI_OPREGION: + if (WARN_ON(!IS_ALIGNED(offset, 4))) + return -EINVAL; + ret = intel_vgpu_init_opregion(vgpu, *(u32 *)p_data); + if (ret) + return ret; + + memcpy(vgpu_cfg_space(vgpu) + offset, p_data, bytes); + break; + default: + memcpy(vgpu_cfg_space(vgpu) + offset, p_data, bytes); + break; + } + return 0; +} diff --git a/drivers/gpu/drm/i915/gvt/gvt.c b/drivers/gpu/drm/i915/gvt/gvt.c index 5063c672736d..c6e063ec6c5d 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.c +++ b/drivers/gpu/drm/i915/gvt/gvt.c @@ -42,6 +42,11 @@ static const char * const supported_hypervisors[] = { [INTEL_GVT_HYPERVISOR_KVM] = "KVM", }; +struct intel_gvt_io_emulation_ops intel_gvt_io_emulation_ops = { + .emulate_cfg_read = intel_vgpu_emulate_cfg_read, + .emulate_cfg_write = intel_vgpu_emulate_cfg_write, +}; + /** * intel_gvt_init_host - Load MPT modules and detect if we're running in host * @gvt: intel gvt device @@ -122,6 +127,7 @@ void intel_gvt_clean_device(struct drm_i915_private *dev_priv) if (WARN_ON(!gvt->initialized)) return; + intel_gvt_clean_opregion(gvt); intel_gvt_clean_gtt(gvt); intel_gvt_clean_irq(gvt); intel_gvt_clean_mmio_info(gvt); @@ -179,10 +185,16 @@ int intel_gvt_init_device(struct drm_i915_private *dev_priv) if (ret) goto out_clean_irq; + ret = intel_gvt_init_opregion(gvt); + if (ret) + goto out_clean_gtt; + gvt_dbg_core("gvt device creation is done\n"); gvt->initialized = true; return 0; +out_clean_gtt: + intel_gvt_clean_gtt(gvt); out_clean_irq: intel_gvt_clean_irq(gvt); out_free_firmware: diff --git a/drivers/gpu/drm/i915/gvt/gvt.h b/drivers/gpu/drm/i915/gvt/gvt.h index 11267e73671a..f895c9242a28 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.h +++ b/drivers/gpu/drm/i915/gvt/gvt.h @@ -108,6 +108,14 @@ struct intel_vgpu_irq { bool irq_warn_once[INTEL_GVT_EVENT_MAX]; }; +struct intel_vgpu_opregion { + void *va; + u32 gfn[INTEL_GVT_OPREGION_PAGES]; + struct page *pages[INTEL_GVT_OPREGION_PAGES]; +}; + +#define vgpu_opregion(vgpu) (&(vgpu->opregion)) + struct intel_vgpu { struct intel_gvt *gvt; int id; @@ -121,6 +129,7 @@ struct intel_vgpu { struct intel_vgpu_mmio mmio; struct intel_vgpu_irq irq; struct intel_vgpu_gtt gtt; + struct intel_vgpu_opregion opregion; }; struct intel_gvt_gm { @@ -145,6 +154,11 @@ struct intel_gvt_firmware { bool firmware_loaded; }; +struct intel_gvt_opregion { + void *opregion_va; + u32 opregion_pa; +}; + struct intel_gvt { struct mutex lock; bool initialized; @@ -159,6 +173,7 @@ struct intel_gvt { struct intel_gvt_firmware firmware; struct intel_gvt_irq irq; struct intel_gvt_gtt gtt; + struct intel_gvt_opregion opregion; }; void intel_gvt_free_firmware(struct intel_gvt *gvt); @@ -300,6 +315,21 @@ int intel_gvt_ggtt_index_g2h(struct intel_vgpu *vgpu, unsigned long g_index, unsigned long *h_index); int intel_gvt_ggtt_h2g_index(struct intel_vgpu *vgpu, unsigned long h_index, unsigned long *g_index); + +int intel_vgpu_emulate_cfg_read(void *__vgpu, unsigned int offset, + void *p_data, unsigned int bytes); + +int intel_vgpu_emulate_cfg_write(void *__vgpu, unsigned int offset, + void *p_data, unsigned int bytes); + +void intel_gvt_clean_opregion(struct intel_gvt *gvt); +int intel_gvt_init_opregion(struct intel_gvt *gvt); + +void intel_vgpu_clean_opregion(struct intel_vgpu *vgpu); +int intel_vgpu_init_opregion(struct intel_vgpu *vgpu, u32 gpa); + +int intel_vgpu_emulate_opregion_request(struct intel_vgpu *vgpu, u32 swsci); + #include "mpt.h" #endif diff --git a/drivers/gpu/drm/i915/gvt/hypercall.h b/drivers/gpu/drm/i915/gvt/hypercall.h index 67d8b1a26e73..b5ffd78afd02 100644 --- a/drivers/gpu/drm/i915/gvt/hypercall.h +++ b/drivers/gpu/drm/i915/gvt/hypercall.h @@ -33,6 +33,15 @@ #ifndef _GVT_HYPERCALL_H_ #define _GVT_HYPERCALL_H_ +struct intel_gvt_io_emulation_ops { + int (*emulate_cfg_read)(void *, unsigned int, + void *, unsigned int); + int (*emulate_cfg_write)(void *, unsigned int, + void *, unsigned int); +}; + +extern struct intel_gvt_io_emulation_ops *gvt_io_emulation_ops; + /* * Specific GVT-g MPT modules function collections. Currently GVT-g supports * both Xen and KVM by providing dedicated hypervisor-related MPT modules. @@ -50,6 +59,11 @@ struct intel_gvt_mpt { int (*write_gpa)(unsigned long handle, unsigned long gpa, void *buf, unsigned long len); unsigned long (*gfn_to_mfn)(unsigned long handle, unsigned long gfn); + int (*map_gfn_to_mfn)(unsigned long handle, unsigned long gfn, + unsigned long mfn, unsigned int nr, bool map, + int type); + int (*set_trap_area)(unsigned long handle, u64 start, u64 end, + bool map); }; extern struct intel_gvt_mpt xengt_mpt; diff --git a/drivers/gpu/drm/i915/gvt/mpt.h b/drivers/gpu/drm/i915/gvt/mpt.h index 46664771cc58..67858782d327 100644 --- a/drivers/gpu/drm/i915/gvt/mpt.h +++ b/drivers/gpu/drm/i915/gvt/mpt.h @@ -224,4 +224,46 @@ static inline unsigned long intel_gvt_hypervisor_gfn_to_mfn( return intel_gvt_host.mpt->gfn_to_mfn(vgpu->handle, gfn); } +enum { + GVT_MAP_APERTURE = 0, + GVT_MAP_OPREGION, +}; + +/** + * intel_gvt_hypervisor_map_gfn_to_mfn - map a GFN region to MFN + * @vgpu: a vGPU + * @gfn: guest PFN + * @mfn: host PFN + * @nr: amount of PFNs + * @map: map or unmap + * @type: map type + * + * Returns: + * Zero on success, negative error code if failed. + */ +static inline int intel_gvt_hypervisor_map_gfn_to_mfn( + struct intel_vgpu *vgpu, unsigned long gfn, + unsigned long mfn, unsigned int nr, + bool map, int type) +{ + return intel_gvt_host.mpt->map_gfn_to_mfn(vgpu->handle, gfn, mfn, nr, + map, type); +} + +/** + * intel_gvt_hypervisor_set_trap_area - Trap a guest PA region + * @vgpu: a vGPU + * @start: the beginning of the guest physical address region + * @end: the end of the guest physical address region + * @map: map or unmap + * + * Returns: + * Zero on success, negative error code if failed. + */ +static inline int intel_gvt_hypervisor_set_trap_area( + struct intel_vgpu *vgpu, u64 start, u64 end, bool map) +{ + return intel_gvt_host.mpt->set_trap_area(vgpu->handle, start, end, map); +} + #endif /* _GVT_MPT_H_ */ diff --git a/drivers/gpu/drm/i915/gvt/opregion.c b/drivers/gpu/drm/i915/gvt/opregion.c new file mode 100644 index 000000000000..46cc2407a0a2 --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/opregion.c @@ -0,0 +1,343 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include +#include "i915_drv.h" + +static int init_vgpu_opregion(struct intel_vgpu *vgpu, u32 gpa) +{ + void *host_va = vgpu->gvt->opregion.opregion_va; + u8 *buf; + int i; + + if (WARN((vgpu_opregion(vgpu)->va), + "vgpu%d: opregion has been initialized already.\n", + vgpu->id)) + return -EINVAL; + + vgpu_opregion(vgpu)->va = (void *)__get_free_pages(GFP_ATOMIC | + GFP_DMA32 | __GFP_ZERO, + INTEL_GVT_OPREGION_PORDER); + + if (!vgpu_opregion(vgpu)->va) + return -ENOMEM; + + memcpy_fromio(vgpu_opregion(vgpu)->va, host_va, + INTEL_GVT_OPREGION_SIZE); + + for (i = 0; i < INTEL_GVT_OPREGION_PAGES; i++) + vgpu_opregion(vgpu)->gfn[i] = (gpa >> PAGE_SHIFT) + i; + + /* for unknown reason, the value in LID field is incorrect + * which block the windows guest, so workaround it by force + * setting it to "OPEN" + */ + buf = (u8 *)vgpu_opregion(vgpu)->va; + buf[INTEL_GVT_OPREGION_CLID] = 0x3; + + return 0; +} + +static int map_vgpu_opregion(struct intel_vgpu *vgpu, bool map) +{ + u64 mfn; + int i, ret; + + for (i = 0; i < INTEL_GVT_OPREGION_PAGES; i++) { + mfn = intel_gvt_hypervisor_virt_to_mfn(vgpu_opregion(vgpu) + + i * PAGE_SIZE); + if (mfn == INTEL_GVT_INVALID_ADDR) { + gvt_err("fail to get MFN from VA\n"); + return -EINVAL; + } + ret = intel_gvt_hypervisor_map_gfn_to_mfn(vgpu, + vgpu_opregion(vgpu)->gfn[i], + mfn, 1, map, GVT_MAP_OPREGION); + if (ret) { + gvt_err("fail to map GFN to MFN, errno: %d\n", ret); + return ret; + } + } + return 0; +} + +/** + * intel_vgpu_clean_opregion - clean the stuff used to emulate opregion + * @vgpu: a vGPU + * + */ +void intel_vgpu_clean_opregion(struct intel_vgpu *vgpu) +{ + int i; + + gvt_dbg_core("vgpu%d: clean vgpu opregion\n", vgpu->id); + + if (!vgpu_opregion(vgpu)->va) + return; + + if (intel_gvt_host.hypervisor_type == INTEL_GVT_HYPERVISOR_KVM) { + vunmap(vgpu_opregion(vgpu)->va); + for (i = 0; i < INTEL_GVT_OPREGION_PAGES; i++) { + if (vgpu_opregion(vgpu)->pages[i]) { + put_page(vgpu_opregion(vgpu)->pages[i]); + vgpu_opregion(vgpu)->pages[i] = NULL; + } + } + } else { + map_vgpu_opregion(vgpu, false); + free_pages((unsigned long)vgpu_opregion(vgpu)->va, + INTEL_GVT_OPREGION_PORDER); + } + + vgpu_opregion(vgpu)->va = NULL; +} + +/** + * intel_vgpu_init_opregion - initialize the stuff used to emulate opregion + * @vgpu: a vGPU + * @gpa: guest physical address of opregion + * + * Returns: + * Zero on success, negative error code if failed. + */ +int intel_vgpu_init_opregion(struct intel_vgpu *vgpu, u32 gpa) +{ + int ret; + + gvt_dbg_core("vgpu%d: init vgpu opregion\n", vgpu->id); + + if (intel_gvt_host.hypervisor_type == INTEL_GVT_HYPERVISOR_XEN) { + gvt_dbg_core("emulate opregion from kernel\n"); + + ret = init_vgpu_opregion(vgpu, gpa); + if (ret) + return ret; + + ret = map_vgpu_opregion(vgpu, true); + if (ret) + return ret; + } else { + gvt_dbg_core("emulate opregion from userspace\n"); + + /* + * If opregion pages are not allocated from host kenrel, + * most of the params are meaningless + */ + ret = intel_gvt_hypervisor_map_gfn_to_mfn(vgpu, + 0, /* not used */ + 0, /* not used */ + 2, /* not used */ + 1, + GVT_MAP_OPREGION); + if (ret) + return ret; + } + return 0; +} + +/** + * intel_gvt_clean_opregion - clean host opergion related stuffs + * @gvt: a GVT device + * + */ +void intel_gvt_clean_opregion(struct intel_gvt *gvt) +{ + iounmap(gvt->opregion.opregion_va); + gvt->opregion.opregion_va = NULL; +} + +/** + * intel_gvt_init_opregion - initialize host opergion related stuffs + * @gvt: a GVT device + * + * Returns: + * Zero on success, negative error code if failed. + */ +int intel_gvt_init_opregion(struct intel_gvt *gvt) +{ + gvt_dbg_core("init host opregion\n"); + + pci_read_config_dword(gvt->dev_priv->drm.pdev, INTEL_GVT_PCI_OPREGION, + &gvt->opregion.opregion_pa); + + gvt->opregion.opregion_va = acpi_os_ioremap(gvt->opregion.opregion_pa, + INTEL_GVT_OPREGION_SIZE); + if (!gvt->opregion.opregion_va) { + gvt_err("fail to map host opregion\n"); + return -EFAULT; + } + return 0; +} + +#define GVT_OPREGION_FUNC(scic) \ + ({ \ + u32 __ret; \ + __ret = (scic & OPREGION_SCIC_FUNC_MASK) >> \ + OPREGION_SCIC_FUNC_SHIFT; \ + __ret; \ + }) + +#define GVT_OPREGION_SUBFUNC(scic) \ + ({ \ + u32 __ret; \ + __ret = (scic & OPREGION_SCIC_SUBFUNC_MASK) >> \ + OPREGION_SCIC_SUBFUNC_SHIFT; \ + __ret; \ + }) + +static const char *opregion_func_name(u32 func) +{ + const char *name = NULL; + + switch (func) { + case 0 ... 3: + case 5: + case 7 ... 15: + name = "Reserved"; + break; + + case 4: + name = "Get BIOS Data"; + break; + + case 6: + name = "System BIOS Callbacks"; + break; + + default: + name = "Unknown"; + break; + } + return name; +} + +static const char *opregion_subfunc_name(u32 subfunc) +{ + const char *name = NULL; + + switch (subfunc) { + case 0: + name = "Supported Calls"; + break; + + case 1: + name = "Requested Callbacks"; + break; + + case 2 ... 3: + case 8 ... 9: + name = "Reserved"; + break; + + case 5: + name = "Boot Display"; + break; + + case 6: + name = "TV-Standard/Video-Connector"; + break; + + case 7: + name = "Internal Graphics"; + break; + + case 10: + name = "Spread Spectrum Clocks"; + break; + + case 11: + name = "Get AKSV"; + break; + + default: + name = "Unknown"; + break; + } + return name; +}; + +static bool querying_capabilities(u32 scic) +{ + u32 func, subfunc; + + func = GVT_OPREGION_FUNC(scic); + subfunc = GVT_OPREGION_SUBFUNC(scic); + + if ((func == INTEL_GVT_OPREGION_SCIC_F_GETBIOSDATA && + subfunc == INTEL_GVT_OPREGION_SCIC_SF_SUPPRTEDCALLS) + || (func == INTEL_GVT_OPREGION_SCIC_F_GETBIOSDATA && + subfunc == INTEL_GVT_OPREGION_SCIC_SF_REQEUSTEDCALLBACKS) + || (func == INTEL_GVT_OPREGION_SCIC_F_GETBIOSCALLBACKS && + subfunc == INTEL_GVT_OPREGION_SCIC_SF_SUPPRTEDCALLS)) { + return true; + } + return false; +} + +/** + * intel_vgpu_emulate_opregion_request - emulating OpRegion request + * @vgpu: a vGPU + * @swsci: SWSCI request + * + * Returns: + * Zero on success, negative error code if failed + */ +int intel_vgpu_emulate_opregion_request(struct intel_vgpu *vgpu, u32 swsci) +{ + u32 *scic, *parm; + u32 func, subfunc; + + scic = vgpu_opregion(vgpu)->va + INTEL_GVT_OPREGION_SCIC; + parm = vgpu_opregion(vgpu)->va + INTEL_GVT_OPREGION_PARM; + + if (!(swsci & SWSCI_SCI_SELECT)) { + gvt_err("vgpu%d: requesting SMI service\n", vgpu->id); + return 0; + } + /* ignore non 0->1 trasitions */ + if ((vgpu_cfg_space(vgpu)[INTEL_GVT_PCI_SWSCI] + & SWSCI_SCI_TRIGGER) || + !(swsci & SWSCI_SCI_TRIGGER)) { + return 0; + } + + func = GVT_OPREGION_FUNC(*scic); + subfunc = GVT_OPREGION_SUBFUNC(*scic); + if (!querying_capabilities(*scic)) { + gvt_err("vgpu%d: requesting runtime service: func \"%s\"," + " subfunc \"%s\"\n", + vgpu->id, + opregion_func_name(func), + opregion_subfunc_name(subfunc)); + /* + * emulate exit status of function call, '0' means + * "failure, generic, unsupported or unknown cause" + */ + *scic &= ~OPREGION_SCIC_EXIT_MASK; + return 0; + } + + *scic = 0; + *parm = 0; + return 0; +} diff --git a/drivers/gpu/drm/i915/gvt/reg.h b/drivers/gpu/drm/i915/gvt/reg.h index 3172fb3f8d76..932c86b9b7bf 100644 --- a/drivers/gpu/drm/i915/gvt/reg.h +++ b/drivers/gpu/drm/i915/gvt/reg.h @@ -30,4 +30,27 @@ #define BDW_GMCH_GMS_SHIFT 8 #define BDW_GMCH_GMS_MASK 0xff +#define INTEL_GVT_PCI_SWSCI 0xe8 +#define SWSCI_SCI_SELECT (1 << 15) +#define SWSCI_SCI_TRIGGER 1 + +#define INTEL_GVT_PCI_OPREGION 0xfc + +#define INTEL_GVT_OPREGION_CLID 0x1AC +#define INTEL_GVT_OPREGION_SCIC 0x200 +#define OPREGION_SCIC_FUNC_MASK 0x1E +#define OPREGION_SCIC_FUNC_SHIFT 1 +#define OPREGION_SCIC_SUBFUNC_MASK 0xFF00 +#define OPREGION_SCIC_SUBFUNC_SHIFT 8 +#define OPREGION_SCIC_EXIT_MASK 0xE0 +#define INTEL_GVT_OPREGION_SCIC_F_GETBIOSDATA 4 +#define INTEL_GVT_OPREGION_SCIC_F_GETBIOSCALLBACKS 6 +#define INTEL_GVT_OPREGION_SCIC_SF_SUPPRTEDCALLS 0 +#define INTEL_GVT_OPREGION_SCIC_SF_REQEUSTEDCALLBACKS 1 +#define INTEL_GVT_OPREGION_PARM 0x204 + +#define INTEL_GVT_OPREGION_PAGES 2 +#define INTEL_GVT_OPREGION_PORDER 1 +#define INTEL_GVT_OPREGION_SIZE (2 * 4096) + #endif diff --git a/drivers/gpu/drm/i915/gvt/vgpu.c b/drivers/gpu/drm/i915/gvt/vgpu.c index a610f5a32947..53308698929a 100644 --- a/drivers/gpu/drm/i915/gvt/vgpu.c +++ b/drivers/gpu/drm/i915/gvt/vgpu.c @@ -141,6 +141,7 @@ void intel_gvt_destroy_vgpu(struct intel_vgpu *vgpu) vgpu->active = false; idr_remove(&gvt->vgpu_idr, vgpu->id); + intel_vgpu_clean_opregion(vgpu); intel_vgpu_clean_gtt(vgpu); intel_gvt_hypervisor_detach_vgpu(vgpu); intel_vgpu_free_resource(vgpu); @@ -204,11 +205,19 @@ struct intel_vgpu *intel_gvt_create_vgpu(struct intel_gvt *gvt, if (ret) goto out_detach_hypervisor_vgpu; + if (intel_gvt_host.hypervisor_type == INTEL_GVT_HYPERVISOR_KVM) { + ret = intel_vgpu_init_opregion(vgpu, 0); + if (ret) + goto out_clean_gtt; + } + vgpu->active = true; mutex_unlock(&gvt->lock); return vgpu; +out_clean_gtt: + intel_vgpu_clean_gtt(vgpu); out_detach_hypervisor_vgpu: intel_gvt_hypervisor_detach_vgpu(vgpu); out_clean_vgpu_resource: -- cgit v1.2.3 From e39c5add322184de3be052d438dfd24375bfeaea Mon Sep 17 00:00:00 2001 From: Zhi Wang Date: Fri, 2 Sep 2016 13:33:29 +0800 Subject: drm/i915/gvt: vGPU MMIO virtualization This patch introduces the generic vGPU MMIO emulation intercept framework. The MPT modules will request GVT-g core logic to emulate MMIO read/write through IO emulation operations callback when hypervisor trapped a guest GTTMMIO read/write. Signed-off-by: Zhi Wang Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/Makefile | 2 +- drivers/gpu/drm/i915/gvt/debug.h | 3 + drivers/gpu/drm/i915/gvt/gvt.c | 2 + drivers/gpu/drm/i915/gvt/gvt.h | 3 + drivers/gpu/drm/i915/gvt/handlers.c | 1583 +++++++++++++++++++++++++++++++++- drivers/gpu/drm/i915/gvt/hypercall.h | 10 +- drivers/gpu/drm/i915/gvt/mmio.c | 305 +++++++ drivers/gpu/drm/i915/gvt/mmio.h | 16 + drivers/gpu/drm/i915/gvt/reg.h | 19 + drivers/gpu/drm/i915/gvt/vgpu.c | 5 + 10 files changed, 1938 insertions(+), 10 deletions(-) create mode 100644 drivers/gpu/drm/i915/gvt/mmio.c (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/Makefile b/drivers/gpu/drm/i915/gvt/Makefile index 7f185b09a500..1a783a19bc4d 100644 --- a/drivers/gpu/drm/i915/gvt/Makefile +++ b/drivers/gpu/drm/i915/gvt/Makefile @@ -1,6 +1,6 @@ GVT_DIR := gvt GVT_SOURCE := gvt.o aperture_gm.o handlers.o vgpu.o trace_points.o firmware.o \ - interrupt.o gtt.o cfg_space.o opregion.o + interrupt.o gtt.o cfg_space.o opregion.o mmio.o ccflags-y += -I$(src) -I$(src)/$(GVT_DIR) -Wall i915-y += $(addprefix $(GVT_DIR)/, $(GVT_SOURCE)) diff --git a/drivers/gpu/drm/i915/gvt/debug.h b/drivers/gpu/drm/i915/gvt/debug.h index 82269b750aac..47fabb065ac5 100644 --- a/drivers/gpu/drm/i915/gvt/debug.h +++ b/drivers/gpu/drm/i915/gvt/debug.h @@ -36,4 +36,7 @@ #define gvt_dbg_mm(fmt, args...) \ DRM_DEBUG_DRIVER("gvt: mm: "fmt, ##args) +#define gvt_dbg_mmio(fmt, args...) \ + DRM_DEBUG_DRIVER("gvt: mmio: "fmt, ##args) + #endif diff --git a/drivers/gpu/drm/i915/gvt/gvt.c b/drivers/gpu/drm/i915/gvt/gvt.c index c6e063ec6c5d..6b5061bfebb0 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.c +++ b/drivers/gpu/drm/i915/gvt/gvt.c @@ -45,6 +45,8 @@ static const char * const supported_hypervisors[] = { struct intel_gvt_io_emulation_ops intel_gvt_io_emulation_ops = { .emulate_cfg_read = intel_vgpu_emulate_cfg_read, .emulate_cfg_write = intel_vgpu_emulate_cfg_write, + .emulate_mmio_read = intel_vgpu_emulate_mmio_read, + .emulate_mmio_write = intel_vgpu_emulate_mmio_write, }; /** diff --git a/drivers/gpu/drm/i915/gvt/gvt.h b/drivers/gpu/drm/i915/gvt/gvt.h index f895c9242a28..2560c3aaac45 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.h +++ b/drivers/gpu/drm/i915/gvt/gvt.h @@ -87,6 +87,7 @@ struct intel_vgpu_fence { struct intel_vgpu_mmio { void *vreg; void *sreg; + bool disable_warn_untrack; }; #define INTEL_GVT_MAX_CFG_SPACE_SZ 256 @@ -184,6 +185,8 @@ int intel_gvt_load_firmware(struct intel_gvt *gvt); #define gvt_aperture_pa_base(gvt) (gvt->dev_priv->ggtt.mappable_base) #define gvt_ggtt_gm_sz(gvt) (gvt->dev_priv->ggtt.base.total) +#define gvt_ggtt_sz(gvt) \ + ((gvt->dev_priv->ggtt.base.total >> PAGE_SHIFT) << 3) #define gvt_hidden_sz(gvt) (gvt_ggtt_gm_sz(gvt) - gvt_aperture_sz(gvt)) #define gvt_aperture_gmadr_base(gvt) (0) diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c index 62222189906b..b29c3bfdc599 100644 --- a/drivers/gpu/drm/i915/gvt/handlers.c +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -38,6 +38,13 @@ #include "i915_drv.h" +/* XXX FIXME i915 has changed PP_XXX definition */ +#define PCH_PP_STATUS _MMIO(0xc7200) +#define PCH_PP_CONTROL _MMIO(0xc7204) +#define PCH_PP_ON_DELAYS _MMIO(0xc7208) +#define PCH_PP_OFF_DELAYS _MMIO(0xc720c) +#define PCH_PP_DIVISOR _MMIO(0xc7210) + /* Register contains RO bits */ #define F_RO (1 << 0) /* Register contains graphics address */ @@ -69,6 +76,18 @@ bool intel_gvt_match_device(struct intel_gvt *gvt, return intel_gvt_get_device_type(gvt) & device; } +static void read_vreg(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + memcpy(p_data, &vgpu_vreg(vgpu, offset), bytes); +} + +static void write_vreg(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + memcpy(&vgpu_vreg(vgpu, offset), p_data, bytes); +} + static int new_mmio_info(struct intel_gvt *gvt, u32 offset, u32 flags, u32 size, u32 addr_mask, u32 ro_mask, u32 device, @@ -100,8 +119,8 @@ static int new_mmio_info(struct intel_gvt *gvt, info->length = (i + 4) < end ? 4 : (end - i); info->addr_mask = addr_mask; info->device = device; - info->read = read; - info->write = write; + info->read = read ? read : intel_vgpu_default_mmio_read; + info->write = write ? write : intel_vgpu_default_mmio_write; gvt->mmio.mmio_attribute[info->offset / 4] = flags; INIT_HLIST_NODE(&info->node); hash_add(gvt->mmio.mmio_info_table, &info->node, info->offset); @@ -109,6 +128,282 @@ static int new_mmio_info(struct intel_gvt *gvt, return 0; } +#define offset_to_fence_num(offset) \ + ((offset - i915_mmio_reg_offset(FENCE_REG_GEN6_LO(0))) >> 3) + +#define fence_num_to_offset(num) \ + (num * 8 + i915_mmio_reg_offset(FENCE_REG_GEN6_LO(0))) + +static int sanitize_fence_mmio_access(struct intel_vgpu *vgpu, + unsigned int fence_num, void *p_data, unsigned int bytes) +{ + if (fence_num >= vgpu_fence_sz(vgpu)) { + gvt_err("vgpu%d: found oob fence register access\n", + vgpu->id); + gvt_err("vgpu%d: total fence num %d access fence num %d\n", + vgpu->id, vgpu_fence_sz(vgpu), fence_num); + memset(p_data, 0, bytes); + } + return 0; +} + +static int fence_mmio_read(struct intel_vgpu *vgpu, unsigned int off, + void *p_data, unsigned int bytes) +{ + int ret; + + ret = sanitize_fence_mmio_access(vgpu, offset_to_fence_num(off), + p_data, bytes); + if (ret) + return ret; + read_vreg(vgpu, off, p_data, bytes); + return 0; +} + +static int fence_mmio_write(struct intel_vgpu *vgpu, unsigned int off, + void *p_data, unsigned int bytes) +{ + unsigned int fence_num = offset_to_fence_num(off); + int ret; + + ret = sanitize_fence_mmio_access(vgpu, fence_num, p_data, bytes); + if (ret) + return ret; + write_vreg(vgpu, off, p_data, bytes); + + intel_vgpu_write_fence(vgpu, fence_num, + vgpu_vreg64(vgpu, fence_num_to_offset(fence_num))); + return 0; +} + +#define CALC_MODE_MASK_REG(old, new) \ + (((new) & GENMASK(31, 16)) \ + | ((((old) & GENMASK(15, 0)) & ~((new) >> 16)) \ + | ((new) & ((new) >> 16)))) + +static int mul_force_wake_write(struct intel_vgpu *vgpu, + unsigned int offset, void *p_data, unsigned int bytes) +{ + u32 old, new; + uint32_t ack_reg_offset; + + old = vgpu_vreg(vgpu, offset); + new = CALC_MODE_MASK_REG(old, *(u32 *)p_data); + + if (IS_SKYLAKE(vgpu->gvt->dev_priv)) { + switch (offset) { + case FORCEWAKE_RENDER_GEN9_REG: + ack_reg_offset = FORCEWAKE_ACK_RENDER_GEN9_REG; + break; + case FORCEWAKE_BLITTER_GEN9_REG: + ack_reg_offset = FORCEWAKE_ACK_BLITTER_GEN9_REG; + break; + case FORCEWAKE_MEDIA_GEN9_REG: + ack_reg_offset = FORCEWAKE_ACK_MEDIA_GEN9_REG; + break; + default: + /*should not hit here*/ + gvt_err("invalid forcewake offset 0x%x\n", offset); + return 1; + } + } else { + ack_reg_offset = FORCEWAKE_ACK_HSW_REG; + } + + vgpu_vreg(vgpu, offset) = new; + vgpu_vreg(vgpu, ack_reg_offset) = (new & GENMASK(15, 0)); + return 0; +} + +static int gdrst_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + u32 data; + u32 bitmap = 0; + + data = vgpu_vreg(vgpu, offset); + + if (data & GEN6_GRDOM_FULL) { + gvt_dbg_mmio("vgpu%d: request full GPU reset\n", vgpu->id); + bitmap = 0xff; + } + if (data & GEN6_GRDOM_RENDER) { + gvt_dbg_mmio("vgpu%d: request RCS reset\n", vgpu->id); + bitmap |= (1 << RCS); + } + if (data & GEN6_GRDOM_MEDIA) { + gvt_dbg_mmio("vgpu%d: request VCS reset\n", vgpu->id); + bitmap |= (1 << VCS); + } + if (data & GEN6_GRDOM_BLT) { + gvt_dbg_mmio("vgpu%d: request BCS Reset\n", vgpu->id); + bitmap |= (1 << BCS); + } + if (data & GEN6_GRDOM_VECS) { + gvt_dbg_mmio("vgpu%d: request VECS Reset\n", vgpu->id); + bitmap |= (1 << VECS); + } + if (data & GEN8_GRDOM_MEDIA2) { + gvt_dbg_mmio("vgpu%d: request VCS2 Reset\n", vgpu->id); + if (HAS_BSD2(vgpu->gvt->dev_priv)) + bitmap |= (1 << VCS2); + } + return 0; +} + +#define _vgtif_reg(x) \ + (VGT_PVINFO_PAGE + offsetof(struct vgt_if, x)) + +static int pvinfo_mmio_read(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + bool invalid_read = false; + + read_vreg(vgpu, offset, p_data, bytes); + + switch (offset) { + case _vgtif_reg(magic) ... _vgtif_reg(vgt_id): + if (offset + bytes > _vgtif_reg(vgt_id) + 4) + invalid_read = true; + break; + case _vgtif_reg(avail_rs.mappable_gmadr.base) ... + _vgtif_reg(avail_rs.fence_num): + if (offset + bytes > + _vgtif_reg(avail_rs.fence_num) + 4) + invalid_read = true; + break; + case 0x78010: /* vgt_caps */ + case 0x7881c: + break; + default: + invalid_read = true; + break; + } + if (invalid_read) + gvt_err("invalid pvinfo read: [%x:%x] = %x\n", + offset, bytes, *(u32 *)p_data); + return 0; +} + +static int handle_g2v_notification(struct intel_vgpu *vgpu, int notification) +{ + int ret = 0; + + switch (notification) { + case VGT_G2V_PPGTT_L3_PAGE_TABLE_CREATE: + ret = intel_vgpu_g2v_create_ppgtt_mm(vgpu, 3); + break; + case VGT_G2V_PPGTT_L3_PAGE_TABLE_DESTROY: + ret = intel_vgpu_g2v_destroy_ppgtt_mm(vgpu, 3); + break; + case VGT_G2V_PPGTT_L4_PAGE_TABLE_CREATE: + ret = intel_vgpu_g2v_create_ppgtt_mm(vgpu, 4); + break; + case VGT_G2V_PPGTT_L4_PAGE_TABLE_DESTROY: + ret = intel_vgpu_g2v_destroy_ppgtt_mm(vgpu, 4); + break; + case VGT_G2V_EXECLIST_CONTEXT_CREATE: + case VGT_G2V_EXECLIST_CONTEXT_DESTROY: + case 1: /* Remove this in guest driver. */ + break; + default: + gvt_err("Invalid PV notification %d\n", notification); + } + return ret; +} + +static int pvinfo_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + u32 data; + int ret; + + write_vreg(vgpu, offset, p_data, bytes); + data = vgpu_vreg(vgpu, offset); + + switch (offset) { + case _vgtif_reg(display_ready): + case _vgtif_reg(g2v_notify): + ret = handle_g2v_notification(vgpu, data); + break; + /* add xhot and yhot to handled list to avoid error log */ + case 0x78830: + case 0x78834: + case _vgtif_reg(pdp[0].lo): + case _vgtif_reg(pdp[0].hi): + case _vgtif_reg(pdp[1].lo): + case _vgtif_reg(pdp[1].hi): + case _vgtif_reg(pdp[2].lo): + case _vgtif_reg(pdp[2].hi): + case _vgtif_reg(pdp[3].lo): + case _vgtif_reg(pdp[3].hi): + case _vgtif_reg(execlist_context_descriptor_lo): + case _vgtif_reg(execlist_context_descriptor_hi): + break; + default: + gvt_err("invalid pvinfo write offset %x bytes %x data %x\n", + offset, bytes, data); + break; + } + return 0; +} + +static int fpga_dbg_mmio_write(struct intel_vgpu *vgpu, + unsigned int offset, void *p_data, unsigned int bytes) +{ + write_vreg(vgpu, offset, p_data, bytes); + + if (vgpu_vreg(vgpu, offset) & FPGA_DBG_RM_NOCLAIM) + vgpu_vreg(vgpu, offset) &= ~FPGA_DBG_RM_NOCLAIM; + return 0; +} + +static int dma_ctrl_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + u32 mode = *(u32 *)p_data; + + if (GFX_MODE_BIT_SET_IN_MASK(mode, START_DMA)) { + WARN_ONCE(1, "VM(%d): iGVT-g doesn't supporte GuC\n", + vgpu->id); + return 0; + } + + return 0; +} + +static int gen9_trtte_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; + u32 trtte = *(u32 *)p_data; + + if ((trtte & 1) && (trtte & (1 << 1)) == 0) { + WARN(1, "VM(%d): Use physical address for TRTT!\n", + vgpu->id); + return -EINVAL; + } + write_vreg(vgpu, offset, p_data, bytes); + /* TRTTE is not per-context */ + I915_WRITE(_MMIO(offset), vgpu_vreg(vgpu, offset)); + + return 0; +} + +static int gen9_trtt_chicken_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; + u32 val = *(u32 *)p_data; + + if (val & 1) { + /* unblock hw logic */ + I915_WRITE(_MMIO(offset), val); + } + write_vreg(vgpu, offset, p_data, bytes); + return 0; +} + #define MMIO_F(reg, s, f, am, rm, d, r, w) do { \ ret = new_mmio_info(gvt, INTEL_GVT_MMIO_OFFSET(reg), \ f, s, am, rm, d, r, w); \ @@ -152,20 +447,1193 @@ static int new_mmio_info(struct intel_gvt *gvt, static int init_generic_mmio_info(struct intel_gvt *gvt) { + struct drm_i915_private *dev_priv = gvt->dev_priv; int ret; - MMIO_F(0, 0, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_RING_DFH(RING_IMR, D_ALL, 0, NULL, intel_vgpu_reg_imr_handler); + + MMIO_DFH(SDEIMR, D_ALL, 0, NULL, intel_vgpu_reg_imr_handler); + MMIO_DFH(SDEIER, D_ALL, 0, NULL, intel_vgpu_reg_ier_handler); + MMIO_DFH(SDEIIR, D_ALL, 0, NULL, intel_vgpu_reg_iir_handler); + MMIO_D(SDEISR, D_ALL); + + MMIO_RING_D(RING_HWSTAM, D_ALL); + + MMIO_GM(RENDER_HWS_PGA_GEN7, D_ALL, NULL, NULL); + MMIO_GM(BSD_HWS_PGA_GEN7, D_ALL, NULL, NULL); + MMIO_GM(BLT_HWS_PGA_GEN7, D_ALL, NULL, NULL); + MMIO_GM(VEBOX_HWS_PGA_GEN7, D_ALL, NULL, NULL); + +#define RING_REG(base) (base + 0x28) + MMIO_RING_D(RING_REG, D_ALL); +#undef RING_REG + +#define RING_REG(base) (base + 0x134) + MMIO_RING_D(RING_REG, D_ALL); +#undef RING_REG + + MMIO_GM(0x2148, D_ALL, NULL, NULL); + MMIO_GM(CCID, D_ALL, NULL, NULL); + MMIO_GM(0x12198, D_ALL, NULL, NULL); + MMIO_D(GEN7_CXT_SIZE, D_ALL); + + MMIO_RING_D(RING_TAIL, D_ALL); + MMIO_RING_D(RING_HEAD, D_ALL); + MMIO_RING_D(RING_CTL, D_ALL); + MMIO_RING_D(RING_ACTHD, D_ALL); + MMIO_RING_GM(RING_START, D_ALL, NULL, NULL); + + /* RING MODE */ +#define RING_REG(base) (base + 0x29c) + MMIO_RING_DFH(RING_REG, D_ALL, F_MODE_MASK, NULL, NULL); +#undef RING_REG + + MMIO_RING_DFH(RING_MI_MODE, D_ALL, F_MODE_MASK, NULL, NULL); + MMIO_RING_DFH(RING_INSTPM, D_ALL, F_MODE_MASK, NULL, NULL); + MMIO_RING_DFH(RING_TIMESTAMP, D_ALL, F_CMD_ACCESS, NULL, NULL); + MMIO_RING_DFH(RING_TIMESTAMP_UDW, D_ALL, F_CMD_ACCESS, NULL, NULL); + + MMIO_DFH(GEN7_GT_MODE, D_ALL, F_MODE_MASK, NULL, NULL); + MMIO_DFH(CACHE_MODE_0_GEN7, D_ALL, F_MODE_MASK, NULL, NULL); + MMIO_DFH(CACHE_MODE_1, D_ALL, F_MODE_MASK, NULL, NULL); + + MMIO_DFH(0x20dc, D_ALL, F_MODE_MASK, NULL, NULL); + MMIO_DFH(_3D_CHICKEN3, D_ALL, F_MODE_MASK, NULL, NULL); + MMIO_DFH(0x2088, D_ALL, F_MODE_MASK, NULL, NULL); + MMIO_DFH(0x20e4, D_ALL, F_MODE_MASK, NULL, NULL); + MMIO_DFH(0x2470, D_ALL, F_MODE_MASK, NULL, NULL); + MMIO_D(GAM_ECOCHK, D_ALL); + MMIO_DFH(GEN7_COMMON_SLICE_CHICKEN1, D_ALL, F_MODE_MASK, NULL, NULL); + MMIO_DFH(COMMON_SLICE_CHICKEN2, D_ALL, F_MODE_MASK, NULL, NULL); + MMIO_D(0x9030, D_ALL); + MMIO_D(0x20a0, D_ALL); + MMIO_D(0x2420, D_ALL); + MMIO_D(0x2430, D_ALL); + MMIO_D(0x2434, D_ALL); + MMIO_D(0x2438, D_ALL); + MMIO_D(0x243c, D_ALL); + MMIO_DFH(0x7018, D_ALL, F_MODE_MASK, NULL, NULL); + MMIO_DFH(0xe184, D_ALL, F_MODE_MASK, NULL, NULL); + MMIO_DFH(0xe100, D_ALL, F_MODE_MASK, NULL, NULL); + + /* display */ + MMIO_F(0x60220, 0x20, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_D(0x602a0, D_ALL); + + MMIO_D(0x65050, D_ALL); + MMIO_D(0x650b4, D_ALL); + + MMIO_D(0xc4040, D_ALL); + MMIO_D(DERRMR, D_ALL); + + MMIO_D(PIPEDSL(PIPE_A), D_ALL); + MMIO_D(PIPEDSL(PIPE_B), D_ALL); + MMIO_D(PIPEDSL(PIPE_C), D_ALL); + MMIO_D(PIPEDSL(_PIPE_EDP), D_ALL); + + MMIO_DH(PIPECONF(PIPE_A), D_ALL, NULL, NULL); + MMIO_DH(PIPECONF(PIPE_B), D_ALL, NULL, NULL); + MMIO_DH(PIPECONF(PIPE_C), D_ALL, NULL, NULL); + MMIO_DH(PIPECONF(_PIPE_EDP), D_ALL, NULL, NULL); + + MMIO_D(PIPESTAT(PIPE_A), D_ALL); + MMIO_D(PIPESTAT(PIPE_B), D_ALL); + MMIO_D(PIPESTAT(PIPE_C), D_ALL); + MMIO_D(PIPESTAT(_PIPE_EDP), D_ALL); + + MMIO_D(PIPE_FLIPCOUNT_G4X(PIPE_A), D_ALL); + MMIO_D(PIPE_FLIPCOUNT_G4X(PIPE_B), D_ALL); + MMIO_D(PIPE_FLIPCOUNT_G4X(PIPE_C), D_ALL); + MMIO_D(PIPE_FLIPCOUNT_G4X(_PIPE_EDP), D_ALL); + + MMIO_D(PIPE_FRMCOUNT_G4X(PIPE_A), D_ALL); + MMIO_D(PIPE_FRMCOUNT_G4X(PIPE_B), D_ALL); + MMIO_D(PIPE_FRMCOUNT_G4X(PIPE_C), D_ALL); + MMIO_D(PIPE_FRMCOUNT_G4X(_PIPE_EDP), D_ALL); + + MMIO_D(CURCNTR(PIPE_A), D_ALL); + MMIO_D(CURCNTR(PIPE_B), D_ALL); + MMIO_D(CURCNTR(PIPE_C), D_ALL); + + MMIO_D(CURPOS(PIPE_A), D_ALL); + MMIO_D(CURPOS(PIPE_B), D_ALL); + MMIO_D(CURPOS(PIPE_C), D_ALL); + + MMIO_D(CURBASE(PIPE_A), D_ALL); + MMIO_D(CURBASE(PIPE_B), D_ALL); + MMIO_D(CURBASE(PIPE_C), D_ALL); + + MMIO_D(0x700ac, D_ALL); + MMIO_D(0x710ac, D_ALL); + MMIO_D(0x720ac, D_ALL); + + MMIO_D(0x70090, D_ALL); + MMIO_D(0x70094, D_ALL); + MMIO_D(0x70098, D_ALL); + MMIO_D(0x7009c, D_ALL); + + MMIO_D(DSPCNTR(PIPE_A), D_ALL); + MMIO_D(DSPADDR(PIPE_A), D_ALL); + MMIO_D(DSPSTRIDE(PIPE_A), D_ALL); + MMIO_D(DSPPOS(PIPE_A), D_ALL); + MMIO_D(DSPSIZE(PIPE_A), D_ALL); + MMIO_D(DSPSURF(PIPE_A), D_ALL); + MMIO_D(DSPOFFSET(PIPE_A), D_ALL); + MMIO_D(DSPSURFLIVE(PIPE_A), D_ALL); + + MMIO_D(DSPCNTR(PIPE_B), D_ALL); + MMIO_D(DSPADDR(PIPE_B), D_ALL); + MMIO_D(DSPSTRIDE(PIPE_B), D_ALL); + MMIO_D(DSPPOS(PIPE_B), D_ALL); + MMIO_D(DSPSIZE(PIPE_B), D_ALL); + MMIO_D(DSPSURF(PIPE_B), D_ALL); + MMIO_D(DSPOFFSET(PIPE_B), D_ALL); + MMIO_D(DSPSURFLIVE(PIPE_B), D_ALL); + + MMIO_D(DSPCNTR(PIPE_C), D_ALL); + MMIO_D(DSPADDR(PIPE_C), D_ALL); + MMIO_D(DSPSTRIDE(PIPE_C), D_ALL); + MMIO_D(DSPPOS(PIPE_C), D_ALL); + MMIO_D(DSPSIZE(PIPE_C), D_ALL); + MMIO_D(DSPSURF(PIPE_C), D_ALL); + MMIO_D(DSPOFFSET(PIPE_C), D_ALL); + MMIO_D(DSPSURFLIVE(PIPE_C), D_ALL); + + MMIO_D(SPRCTL(PIPE_A), D_ALL); + MMIO_D(SPRLINOFF(PIPE_A), D_ALL); + MMIO_D(SPRSTRIDE(PIPE_A), D_ALL); + MMIO_D(SPRPOS(PIPE_A), D_ALL); + MMIO_D(SPRSIZE(PIPE_A), D_ALL); + MMIO_D(SPRKEYVAL(PIPE_A), D_ALL); + MMIO_D(SPRKEYMSK(PIPE_A), D_ALL); + MMIO_D(SPRSURF(PIPE_A), D_ALL); + MMIO_D(SPRKEYMAX(PIPE_A), D_ALL); + MMIO_D(SPROFFSET(PIPE_A), D_ALL); + MMIO_D(SPRSCALE(PIPE_A), D_ALL); + MMIO_D(SPRSURFLIVE(PIPE_A), D_ALL); + + MMIO_D(SPRCTL(PIPE_B), D_ALL); + MMIO_D(SPRLINOFF(PIPE_B), D_ALL); + MMIO_D(SPRSTRIDE(PIPE_B), D_ALL); + MMIO_D(SPRPOS(PIPE_B), D_ALL); + MMIO_D(SPRSIZE(PIPE_B), D_ALL); + MMIO_D(SPRKEYVAL(PIPE_B), D_ALL); + MMIO_D(SPRKEYMSK(PIPE_B), D_ALL); + MMIO_D(SPRSURF(PIPE_B), D_ALL); + MMIO_D(SPRKEYMAX(PIPE_B), D_ALL); + MMIO_D(SPROFFSET(PIPE_B), D_ALL); + MMIO_D(SPRSCALE(PIPE_B), D_ALL); + MMIO_D(SPRSURFLIVE(PIPE_B), D_ALL); + + MMIO_D(SPRCTL(PIPE_C), D_ALL); + MMIO_D(SPRLINOFF(PIPE_C), D_ALL); + MMIO_D(SPRSTRIDE(PIPE_C), D_ALL); + MMIO_D(SPRPOS(PIPE_C), D_ALL); + MMIO_D(SPRSIZE(PIPE_C), D_ALL); + MMIO_D(SPRKEYVAL(PIPE_C), D_ALL); + MMIO_D(SPRKEYMSK(PIPE_C), D_ALL); + MMIO_D(SPRSURF(PIPE_C), D_ALL); + MMIO_D(SPRKEYMAX(PIPE_C), D_ALL); + MMIO_D(SPROFFSET(PIPE_C), D_ALL); + MMIO_D(SPRSCALE(PIPE_C), D_ALL); + MMIO_D(SPRSURFLIVE(PIPE_C), D_ALL); + + MMIO_F(LGC_PALETTE(PIPE_A, 0), 4 * 256, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(LGC_PALETTE(PIPE_B, 0), 4 * 256, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(LGC_PALETTE(PIPE_C, 0), 4 * 256, 0, 0, 0, D_ALL, NULL, NULL); + + MMIO_D(HTOTAL(TRANSCODER_A), D_ALL); + MMIO_D(HBLANK(TRANSCODER_A), D_ALL); + MMIO_D(HSYNC(TRANSCODER_A), D_ALL); + MMIO_D(VTOTAL(TRANSCODER_A), D_ALL); + MMIO_D(VBLANK(TRANSCODER_A), D_ALL); + MMIO_D(VSYNC(TRANSCODER_A), D_ALL); + MMIO_D(BCLRPAT(TRANSCODER_A), D_ALL); + MMIO_D(VSYNCSHIFT(TRANSCODER_A), D_ALL); + MMIO_D(PIPESRC(TRANSCODER_A), D_ALL); + + MMIO_D(HTOTAL(TRANSCODER_B), D_ALL); + MMIO_D(HBLANK(TRANSCODER_B), D_ALL); + MMIO_D(HSYNC(TRANSCODER_B), D_ALL); + MMIO_D(VTOTAL(TRANSCODER_B), D_ALL); + MMIO_D(VBLANK(TRANSCODER_B), D_ALL); + MMIO_D(VSYNC(TRANSCODER_B), D_ALL); + MMIO_D(BCLRPAT(TRANSCODER_B), D_ALL); + MMIO_D(VSYNCSHIFT(TRANSCODER_B), D_ALL); + MMIO_D(PIPESRC(TRANSCODER_B), D_ALL); + + MMIO_D(HTOTAL(TRANSCODER_C), D_ALL); + MMIO_D(HBLANK(TRANSCODER_C), D_ALL); + MMIO_D(HSYNC(TRANSCODER_C), D_ALL); + MMIO_D(VTOTAL(TRANSCODER_C), D_ALL); + MMIO_D(VBLANK(TRANSCODER_C), D_ALL); + MMIO_D(VSYNC(TRANSCODER_C), D_ALL); + MMIO_D(BCLRPAT(TRANSCODER_C), D_ALL); + MMIO_D(VSYNCSHIFT(TRANSCODER_C), D_ALL); + MMIO_D(PIPESRC(TRANSCODER_C), D_ALL); + + MMIO_D(HTOTAL(TRANSCODER_EDP), D_ALL); + MMIO_D(HBLANK(TRANSCODER_EDP), D_ALL); + MMIO_D(HSYNC(TRANSCODER_EDP), D_ALL); + MMIO_D(VTOTAL(TRANSCODER_EDP), D_ALL); + MMIO_D(VBLANK(TRANSCODER_EDP), D_ALL); + MMIO_D(VSYNC(TRANSCODER_EDP), D_ALL); + MMIO_D(BCLRPAT(TRANSCODER_EDP), D_ALL); + MMIO_D(VSYNCSHIFT(TRANSCODER_EDP), D_ALL); + + MMIO_D(PIPE_DATA_M1(TRANSCODER_A), D_ALL); + MMIO_D(PIPE_DATA_N1(TRANSCODER_A), D_ALL); + MMIO_D(PIPE_DATA_M2(TRANSCODER_A), D_ALL); + MMIO_D(PIPE_DATA_N2(TRANSCODER_A), D_ALL); + MMIO_D(PIPE_LINK_M1(TRANSCODER_A), D_ALL); + MMIO_D(PIPE_LINK_N1(TRANSCODER_A), D_ALL); + MMIO_D(PIPE_LINK_M2(TRANSCODER_A), D_ALL); + MMIO_D(PIPE_LINK_N2(TRANSCODER_A), D_ALL); + + MMIO_D(PIPE_DATA_M1(TRANSCODER_B), D_ALL); + MMIO_D(PIPE_DATA_N1(TRANSCODER_B), D_ALL); + MMIO_D(PIPE_DATA_M2(TRANSCODER_B), D_ALL); + MMIO_D(PIPE_DATA_N2(TRANSCODER_B), D_ALL); + MMIO_D(PIPE_LINK_M1(TRANSCODER_B), D_ALL); + MMIO_D(PIPE_LINK_N1(TRANSCODER_B), D_ALL); + MMIO_D(PIPE_LINK_M2(TRANSCODER_B), D_ALL); + MMIO_D(PIPE_LINK_N2(TRANSCODER_B), D_ALL); + + MMIO_D(PIPE_DATA_M1(TRANSCODER_C), D_ALL); + MMIO_D(PIPE_DATA_N1(TRANSCODER_C), D_ALL); + MMIO_D(PIPE_DATA_M2(TRANSCODER_C), D_ALL); + MMIO_D(PIPE_DATA_N2(TRANSCODER_C), D_ALL); + MMIO_D(PIPE_LINK_M1(TRANSCODER_C), D_ALL); + MMIO_D(PIPE_LINK_N1(TRANSCODER_C), D_ALL); + MMIO_D(PIPE_LINK_M2(TRANSCODER_C), D_ALL); + MMIO_D(PIPE_LINK_N2(TRANSCODER_C), D_ALL); + + MMIO_D(PIPE_DATA_M1(TRANSCODER_EDP), D_ALL); + MMIO_D(PIPE_DATA_N1(TRANSCODER_EDP), D_ALL); + MMIO_D(PIPE_DATA_M2(TRANSCODER_EDP), D_ALL); + MMIO_D(PIPE_DATA_N2(TRANSCODER_EDP), D_ALL); + MMIO_D(PIPE_LINK_M1(TRANSCODER_EDP), D_ALL); + MMIO_D(PIPE_LINK_N1(TRANSCODER_EDP), D_ALL); + MMIO_D(PIPE_LINK_M2(TRANSCODER_EDP), D_ALL); + MMIO_D(PIPE_LINK_N2(TRANSCODER_EDP), D_ALL); + + MMIO_D(PF_CTL(PIPE_A), D_ALL); + MMIO_D(PF_WIN_SZ(PIPE_A), D_ALL); + MMIO_D(PF_WIN_POS(PIPE_A), D_ALL); + MMIO_D(PF_VSCALE(PIPE_A), D_ALL); + MMIO_D(PF_HSCALE(PIPE_A), D_ALL); + + MMIO_D(PF_CTL(PIPE_B), D_ALL); + MMIO_D(PF_WIN_SZ(PIPE_B), D_ALL); + MMIO_D(PF_WIN_POS(PIPE_B), D_ALL); + MMIO_D(PF_VSCALE(PIPE_B), D_ALL); + MMIO_D(PF_HSCALE(PIPE_B), D_ALL); + + MMIO_D(PF_CTL(PIPE_C), D_ALL); + MMIO_D(PF_WIN_SZ(PIPE_C), D_ALL); + MMIO_D(PF_WIN_POS(PIPE_C), D_ALL); + MMIO_D(PF_VSCALE(PIPE_C), D_ALL); + MMIO_D(PF_HSCALE(PIPE_C), D_ALL); + + MMIO_D(WM0_PIPEA_ILK, D_ALL); + MMIO_D(WM0_PIPEB_ILK, D_ALL); + MMIO_D(WM0_PIPEC_IVB, D_ALL); + MMIO_D(WM1_LP_ILK, D_ALL); + MMIO_D(WM2_LP_ILK, D_ALL); + MMIO_D(WM3_LP_ILK, D_ALL); + MMIO_D(WM1S_LP_ILK, D_ALL); + MMIO_D(WM2S_LP_IVB, D_ALL); + MMIO_D(WM3S_LP_IVB, D_ALL); + + MMIO_D(BLC_PWM_CPU_CTL2, D_ALL); + MMIO_D(BLC_PWM_CPU_CTL, D_ALL); + MMIO_D(BLC_PWM_PCH_CTL1, D_ALL); + MMIO_D(BLC_PWM_PCH_CTL2, D_ALL); + + MMIO_D(0x48268, D_ALL); + + MMIO_F(PCH_GMBUS0, 4 * 4, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(PCH_GPIOA, 6 * 4, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(0xe4f00, 0x28, 0, 0, 0, D_ALL, NULL, NULL); + + MMIO_F(_PCH_DPB_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_PRE_SKL, NULL, NULL); + MMIO_F(_PCH_DPC_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_PRE_SKL, NULL, NULL); + MMIO_F(_PCH_DPD_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_PRE_SKL, NULL, NULL); + + MMIO_RO(PCH_ADPA, D_ALL, 0, + ADPA_CRT_HOTPLUG_MONITOR_MASK, NULL, NULL); + + MMIO_DH(_PCH_TRANSACONF, D_ALL, NULL, NULL); + MMIO_DH(_PCH_TRANSBCONF, D_ALL, NULL, NULL); + + MMIO_DH(FDI_RX_IIR(PIPE_A), D_ALL, NULL, NULL); + MMIO_DH(FDI_RX_IIR(PIPE_B), D_ALL, NULL, NULL); + MMIO_DH(FDI_RX_IIR(PIPE_C), D_ALL, NULL, NULL); + MMIO_DH(FDI_RX_IMR(PIPE_A), D_ALL, NULL, NULL); + MMIO_DH(FDI_RX_IMR(PIPE_B), D_ALL, NULL, NULL); + MMIO_DH(FDI_RX_IMR(PIPE_C), D_ALL, NULL, NULL); + MMIO_DH(FDI_RX_CTL(PIPE_A), D_ALL, NULL, NULL); + MMIO_DH(FDI_RX_CTL(PIPE_B), D_ALL, NULL, NULL); + MMIO_DH(FDI_RX_CTL(PIPE_C), D_ALL, NULL, NULL); + + MMIO_D(_PCH_TRANS_HTOTAL_A, D_ALL); + MMIO_D(_PCH_TRANS_HBLANK_A, D_ALL); + MMIO_D(_PCH_TRANS_HSYNC_A, D_ALL); + MMIO_D(_PCH_TRANS_VTOTAL_A, D_ALL); + MMIO_D(_PCH_TRANS_VBLANK_A, D_ALL); + MMIO_D(_PCH_TRANS_VSYNC_A, D_ALL); + MMIO_D(_PCH_TRANS_VSYNCSHIFT_A, D_ALL); + + MMIO_D(_PCH_TRANS_HTOTAL_B, D_ALL); + MMIO_D(_PCH_TRANS_HBLANK_B, D_ALL); + MMIO_D(_PCH_TRANS_HSYNC_B, D_ALL); + MMIO_D(_PCH_TRANS_VTOTAL_B, D_ALL); + MMIO_D(_PCH_TRANS_VBLANK_B, D_ALL); + MMIO_D(_PCH_TRANS_VSYNC_B, D_ALL); + MMIO_D(_PCH_TRANS_VSYNCSHIFT_B, D_ALL); + + MMIO_D(_PCH_TRANSA_DATA_M1, D_ALL); + MMIO_D(_PCH_TRANSA_DATA_N1, D_ALL); + MMIO_D(_PCH_TRANSA_DATA_M2, D_ALL); + MMIO_D(_PCH_TRANSA_DATA_N2, D_ALL); + MMIO_D(_PCH_TRANSA_LINK_M1, D_ALL); + MMIO_D(_PCH_TRANSA_LINK_N1, D_ALL); + MMIO_D(_PCH_TRANSA_LINK_M2, D_ALL); + MMIO_D(_PCH_TRANSA_LINK_N2, D_ALL); + + MMIO_D(TRANS_DP_CTL(PIPE_A), D_ALL); + MMIO_D(TRANS_DP_CTL(PIPE_B), D_ALL); + MMIO_D(TRANS_DP_CTL(PIPE_C), D_ALL); + + MMIO_D(TVIDEO_DIP_CTL(PIPE_A), D_ALL); + MMIO_D(TVIDEO_DIP_DATA(PIPE_A), D_ALL); + MMIO_D(TVIDEO_DIP_GCP(PIPE_A), D_ALL); + + MMIO_D(TVIDEO_DIP_CTL(PIPE_B), D_ALL); + MMIO_D(TVIDEO_DIP_DATA(PIPE_B), D_ALL); + MMIO_D(TVIDEO_DIP_GCP(PIPE_B), D_ALL); + + MMIO_D(TVIDEO_DIP_CTL(PIPE_C), D_ALL); + MMIO_D(TVIDEO_DIP_DATA(PIPE_C), D_ALL); + MMIO_D(TVIDEO_DIP_GCP(PIPE_C), D_ALL); + + MMIO_D(_FDI_RXA_MISC, D_ALL); + MMIO_D(_FDI_RXB_MISC, D_ALL); + MMIO_D(_FDI_RXA_TUSIZE1, D_ALL); + MMIO_D(_FDI_RXA_TUSIZE2, D_ALL); + MMIO_D(_FDI_RXB_TUSIZE1, D_ALL); + MMIO_D(_FDI_RXB_TUSIZE2, D_ALL); + + MMIO_DH(PCH_PP_CONTROL, D_ALL, NULL, NULL); + MMIO_D(PCH_PP_DIVISOR, D_ALL); + MMIO_D(PCH_PP_STATUS, D_ALL); + MMIO_D(PCH_LVDS, D_ALL); + MMIO_D(_PCH_DPLL_A, D_ALL); + MMIO_D(_PCH_DPLL_B, D_ALL); + MMIO_D(_PCH_FPA0, D_ALL); + MMIO_D(_PCH_FPA1, D_ALL); + MMIO_D(_PCH_FPB0, D_ALL); + MMIO_D(_PCH_FPB1, D_ALL); + MMIO_D(PCH_DREF_CONTROL, D_ALL); + MMIO_D(PCH_RAWCLK_FREQ, D_ALL); + MMIO_D(PCH_DPLL_SEL, D_ALL); + + MMIO_D(0x61208, D_ALL); + MMIO_D(0x6120c, D_ALL); + MMIO_D(PCH_PP_ON_DELAYS, D_ALL); + MMIO_D(PCH_PP_OFF_DELAYS, D_ALL); + + MMIO_DH(0xe651c, D_ALL, NULL, NULL); + MMIO_DH(0xe661c, D_ALL, NULL, NULL); + MMIO_DH(0xe671c, D_ALL, NULL, NULL); + MMIO_DH(0xe681c, D_ALL, NULL, NULL); + MMIO_DH(0xe6c04, D_ALL, NULL, NULL); + MMIO_DH(0xe6e1c, D_ALL, NULL, NULL); + + MMIO_RO(PCH_PORT_HOTPLUG, D_ALL, 0, + PORTA_HOTPLUG_STATUS_MASK + | PORTB_HOTPLUG_STATUS_MASK + | PORTC_HOTPLUG_STATUS_MASK + | PORTD_HOTPLUG_STATUS_MASK, + NULL, NULL); + + MMIO_DH(LCPLL_CTL, D_ALL, NULL, NULL); + MMIO_D(FUSE_STRAP, D_ALL); + MMIO_D(DIGITAL_PORT_HOTPLUG_CNTRL, D_ALL); + + MMIO_D(DISP_ARB_CTL, D_ALL); + MMIO_D(DISP_ARB_CTL2, D_ALL); + + MMIO_D(ILK_DISPLAY_CHICKEN1, D_ALL); + MMIO_D(ILK_DISPLAY_CHICKEN2, D_ALL); + MMIO_D(ILK_DSPCLK_GATE_D, D_ALL); + + MMIO_D(SOUTH_CHICKEN1, D_ALL); + MMIO_DH(SOUTH_CHICKEN2, D_ALL, NULL, NULL); + MMIO_D(_TRANSA_CHICKEN1, D_ALL); + MMIO_D(_TRANSB_CHICKEN1, D_ALL); + MMIO_D(SOUTH_DSPCLK_GATE_D, D_ALL); + MMIO_D(_TRANSA_CHICKEN2, D_ALL); + MMIO_D(_TRANSB_CHICKEN2, D_ALL); + + MMIO_D(ILK_DPFC_CB_BASE, D_ALL); + MMIO_D(ILK_DPFC_CONTROL, D_ALL); + MMIO_D(ILK_DPFC_RECOMP_CTL, D_ALL); + MMIO_D(ILK_DPFC_STATUS, D_ALL); + MMIO_D(ILK_DPFC_FENCE_YOFF, D_ALL); + MMIO_D(ILK_DPFC_CHICKEN, D_ALL); + MMIO_D(ILK_FBC_RT_BASE, D_ALL); + + MMIO_D(IPS_CTL, D_ALL); + + MMIO_D(PIPE_CSC_COEFF_RY_GY(PIPE_A), D_ALL); + MMIO_D(PIPE_CSC_COEFF_BY(PIPE_A), D_ALL); + MMIO_D(PIPE_CSC_COEFF_RU_GU(PIPE_A), D_ALL); + MMIO_D(PIPE_CSC_COEFF_BU(PIPE_A), D_ALL); + MMIO_D(PIPE_CSC_COEFF_RV_GV(PIPE_A), D_ALL); + MMIO_D(PIPE_CSC_COEFF_BV(PIPE_A), D_ALL); + MMIO_D(PIPE_CSC_MODE(PIPE_A), D_ALL); + MMIO_D(PIPE_CSC_PREOFF_HI(PIPE_A), D_ALL); + MMIO_D(PIPE_CSC_PREOFF_ME(PIPE_A), D_ALL); + MMIO_D(PIPE_CSC_PREOFF_LO(PIPE_A), D_ALL); + MMIO_D(PIPE_CSC_POSTOFF_HI(PIPE_A), D_ALL); + MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_A), D_ALL); + MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_A), D_ALL); + + MMIO_D(PIPE_CSC_COEFF_RY_GY(PIPE_B), D_ALL); + MMIO_D(PIPE_CSC_COEFF_BY(PIPE_B), D_ALL); + MMIO_D(PIPE_CSC_COEFF_RU_GU(PIPE_B), D_ALL); + MMIO_D(PIPE_CSC_COEFF_BU(PIPE_B), D_ALL); + MMIO_D(PIPE_CSC_COEFF_RV_GV(PIPE_B), D_ALL); + MMIO_D(PIPE_CSC_COEFF_BV(PIPE_B), D_ALL); + MMIO_D(PIPE_CSC_MODE(PIPE_B), D_ALL); + MMIO_D(PIPE_CSC_PREOFF_HI(PIPE_B), D_ALL); + MMIO_D(PIPE_CSC_PREOFF_ME(PIPE_B), D_ALL); + MMIO_D(PIPE_CSC_PREOFF_LO(PIPE_B), D_ALL); + MMIO_D(PIPE_CSC_POSTOFF_HI(PIPE_B), D_ALL); + MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_B), D_ALL); + MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_B), D_ALL); + + MMIO_D(PIPE_CSC_COEFF_RY_GY(PIPE_C), D_ALL); + MMIO_D(PIPE_CSC_COEFF_BY(PIPE_C), D_ALL); + MMIO_D(PIPE_CSC_COEFF_RU_GU(PIPE_C), D_ALL); + MMIO_D(PIPE_CSC_COEFF_BU(PIPE_C), D_ALL); + MMIO_D(PIPE_CSC_COEFF_RV_GV(PIPE_C), D_ALL); + MMIO_D(PIPE_CSC_COEFF_BV(PIPE_C), D_ALL); + MMIO_D(PIPE_CSC_MODE(PIPE_C), D_ALL); + MMIO_D(PIPE_CSC_PREOFF_HI(PIPE_C), D_ALL); + MMIO_D(PIPE_CSC_PREOFF_ME(PIPE_C), D_ALL); + MMIO_D(PIPE_CSC_PREOFF_LO(PIPE_C), D_ALL); + MMIO_D(PIPE_CSC_POSTOFF_HI(PIPE_C), D_ALL); + MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_C), D_ALL); + MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_C), D_ALL); + + MMIO_D(0x60110, D_ALL); + MMIO_D(0x61110, D_ALL); + MMIO_F(0x70400, 0x40, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(0x71400, 0x40, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(0x72400, 0x40, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(0x70440, 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL); + MMIO_F(0x71440, 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL); + MMIO_F(0x72440, 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL); + MMIO_F(0x7044c, 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL); + MMIO_F(0x7144c, 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL); + MMIO_F(0x7244c, 0xc, 0, 0, 0, D_PRE_SKL, NULL, NULL); + + MMIO_D(PIPE_WM_LINETIME(PIPE_A), D_ALL); + MMIO_D(PIPE_WM_LINETIME(PIPE_B), D_ALL); + MMIO_D(PIPE_WM_LINETIME(PIPE_C), D_ALL); + MMIO_D(SPLL_CTL, D_ALL); + MMIO_D(_WRPLL_CTL1, D_ALL); + MMIO_D(_WRPLL_CTL2, D_ALL); + MMIO_D(PORT_CLK_SEL(PORT_A), D_ALL); + MMIO_D(PORT_CLK_SEL(PORT_B), D_ALL); + MMIO_D(PORT_CLK_SEL(PORT_C), D_ALL); + MMIO_D(PORT_CLK_SEL(PORT_D), D_ALL); + MMIO_D(PORT_CLK_SEL(PORT_E), D_ALL); + MMIO_D(TRANS_CLK_SEL(TRANSCODER_A), D_ALL); + MMIO_D(TRANS_CLK_SEL(TRANSCODER_B), D_ALL); + MMIO_D(TRANS_CLK_SEL(TRANSCODER_C), D_ALL); + + MMIO_D(HSW_NDE_RSTWRN_OPT, D_ALL); + MMIO_D(0x46508, D_ALL); + + MMIO_D(0x49080, D_ALL); + MMIO_D(0x49180, D_ALL); + MMIO_D(0x49280, D_ALL); + + MMIO_F(0x49090, 0x14, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(0x49190, 0x14, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(0x49290, 0x14, 0, 0, 0, D_ALL, NULL, NULL); + + MMIO_D(GAMMA_MODE(PIPE_A), D_ALL); + MMIO_D(GAMMA_MODE(PIPE_B), D_ALL); + MMIO_D(GAMMA_MODE(PIPE_C), D_ALL); + + MMIO_D(0x4a400, D_ALL); + MMIO_D(0x4ac00, D_ALL); + MMIO_D(0x4b400, D_ALL); + + MMIO_D(PIPE_MULT(PIPE_A), D_ALL); + MMIO_D(PIPE_MULT(PIPE_B), D_ALL); + MMIO_D(PIPE_MULT(PIPE_C), D_ALL); + + MMIO_D(HSW_TVIDEO_DIP_CTL(TRANSCODER_A), D_ALL); + MMIO_D(HSW_TVIDEO_DIP_CTL(TRANSCODER_B), D_ALL); + MMIO_D(HSW_TVIDEO_DIP_CTL(TRANSCODER_C), D_ALL); + + MMIO_DH(SFUSE_STRAP, D_ALL, NULL, NULL); + MMIO_D(SBI_ADDR, D_ALL); + MMIO_DH(SBI_DATA, D_ALL, NULL, NULL); + MMIO_DH(SBI_CTL_STAT, D_ALL, NULL, NULL); + MMIO_D(PIXCLK_GATE, D_ALL); + + MMIO_F(_DPA_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_ALL, NULL, NULL); + + MMIO_RO(DDI_BUF_CTL(PORT_A), D_ALL, 0, + DDI_INIT_DISPLAY_DETECTED, NULL, NULL); + MMIO_RO(DDI_BUF_CTL(PORT_B), D_ALL, 0, + DDI_INIT_DISPLAY_DETECTED, NULL, NULL); + MMIO_RO(DDI_BUF_CTL(PORT_C), D_ALL, 0, + DDI_INIT_DISPLAY_DETECTED, NULL, NULL); + MMIO_RO(DDI_BUF_CTL(PORT_D), D_ALL, 0, + DDI_INIT_DISPLAY_DETECTED, NULL, NULL); + MMIO_RO(DDI_BUF_CTL(PORT_E), D_ALL, 0, + DDI_INIT_DISPLAY_DETECTED, NULL, NULL); + + MMIO_DH(DP_TP_CTL(PORT_A), D_ALL, NULL, NULL); + MMIO_DH(DP_TP_CTL(PORT_B), D_ALL, NULL, NULL); + MMIO_DH(DP_TP_CTL(PORT_C), D_ALL, NULL, NULL); + MMIO_DH(DP_TP_CTL(PORT_D), D_ALL, NULL, NULL); + MMIO_DH(DP_TP_CTL(PORT_E), D_ALL, NULL, NULL); + + MMIO_RO(DP_TP_STATUS(PORT_A), D_ALL, 0, + (1 << 27) | (1 << 26) | (1 << 24), NULL, NULL); + MMIO_RO(DP_TP_STATUS(PORT_B), D_ALL, 0, + (1 << 27) | (1 << 26) | (1 << 24), NULL, NULL); + MMIO_RO(DP_TP_STATUS(PORT_C), D_ALL, 0, + (1 << 27) | (1 << 26) | (1 << 24), NULL, NULL); + MMIO_RO(DP_TP_STATUS(PORT_D), D_ALL, 0, + (1 << 27) | (1 << 26) | (1 << 24), NULL, NULL); + MMIO_RO(DP_TP_STATUS(PORT_E), D_ALL, 0, + (1 << 27) | (1 << 26) | (1 << 24), NULL, NULL); + + MMIO_F(_DDI_BUF_TRANS_A, 0x50, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(0x64e60, 0x50, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(0x64eC0, 0x50, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(0x64f20, 0x50, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(0x64f80, 0x50, 0, 0, 0, D_ALL, NULL, NULL); + + MMIO_D(HSW_AUD_CFG(PIPE_A), D_ALL); + MMIO_D(HSW_AUD_PIN_ELD_CP_VLD, D_ALL); + + MMIO_DH(_TRANS_DDI_FUNC_CTL_A, D_ALL, NULL, NULL); + MMIO_DH(_TRANS_DDI_FUNC_CTL_B, D_ALL, NULL, NULL); + MMIO_DH(_TRANS_DDI_FUNC_CTL_C, D_ALL, NULL, NULL); + MMIO_DH(_TRANS_DDI_FUNC_CTL_EDP, D_ALL, NULL, NULL); + + MMIO_D(_TRANSA_MSA_MISC, D_ALL); + MMIO_D(_TRANSB_MSA_MISC, D_ALL); + MMIO_D(_TRANSC_MSA_MISC, D_ALL); + MMIO_D(_TRANS_EDP_MSA_MISC, D_ALL); + + MMIO_DH(FORCEWAKE, D_ALL, NULL, NULL); + MMIO_D(FORCEWAKE_ACK, D_ALL); + MMIO_D(GEN6_GT_CORE_STATUS, D_ALL); + MMIO_D(GEN6_GT_THREAD_STATUS_REG, D_ALL); + MMIO_D(GTFIFODBG, D_ALL); + MMIO_D(GTFIFOCTL, D_ALL); + MMIO_DH(FORCEWAKE_MT, D_PRE_SKL, NULL, mul_force_wake_write); + MMIO_DH(FORCEWAKE_ACK_HSW, D_HSW | D_BDW, NULL, NULL); + MMIO_D(ECOBUS, D_ALL); + MMIO_DH(GEN6_RC_CONTROL, D_ALL, NULL, NULL); + MMIO_DH(GEN6_RC_STATE, D_ALL, NULL, NULL); + MMIO_D(GEN6_RPNSWREQ, D_ALL); + MMIO_D(GEN6_RC_VIDEO_FREQ, D_ALL); + MMIO_D(GEN6_RP_DOWN_TIMEOUT, D_ALL); + MMIO_D(GEN6_RP_INTERRUPT_LIMITS, D_ALL); + MMIO_D(GEN6_RPSTAT1, D_ALL); + MMIO_D(GEN6_RP_CONTROL, D_ALL); + MMIO_D(GEN6_RP_UP_THRESHOLD, D_ALL); + MMIO_D(GEN6_RP_DOWN_THRESHOLD, D_ALL); + MMIO_D(GEN6_RP_CUR_UP_EI, D_ALL); + MMIO_D(GEN6_RP_CUR_UP, D_ALL); + MMIO_D(GEN6_RP_PREV_UP, D_ALL); + MMIO_D(GEN6_RP_CUR_DOWN_EI, D_ALL); + MMIO_D(GEN6_RP_CUR_DOWN, D_ALL); + MMIO_D(GEN6_RP_PREV_DOWN, D_ALL); + MMIO_D(GEN6_RP_UP_EI, D_ALL); + MMIO_D(GEN6_RP_DOWN_EI, D_ALL); + MMIO_D(GEN6_RP_IDLE_HYSTERSIS, D_ALL); + MMIO_D(GEN6_RC1_WAKE_RATE_LIMIT, D_ALL); + MMIO_D(GEN6_RC6_WAKE_RATE_LIMIT, D_ALL); + MMIO_D(GEN6_RC6pp_WAKE_RATE_LIMIT, D_ALL); + MMIO_D(GEN6_RC_EVALUATION_INTERVAL, D_ALL); + MMIO_D(GEN6_RC_IDLE_HYSTERSIS, D_ALL); + MMIO_D(GEN6_RC_SLEEP, D_ALL); + MMIO_D(GEN6_RC1e_THRESHOLD, D_ALL); + MMIO_D(GEN6_RC6_THRESHOLD, D_ALL); + MMIO_D(GEN6_RC6p_THRESHOLD, D_ALL); + MMIO_D(GEN6_RC6pp_THRESHOLD, D_ALL); + MMIO_D(GEN6_PMINTRMSK, D_ALL); + MMIO_DH(HSW_PWR_WELL_BIOS, D_HSW | D_BDW, NULL, NULL); + MMIO_DH(HSW_PWR_WELL_DRIVER, D_HSW | D_BDW, NULL, NULL); + MMIO_DH(HSW_PWR_WELL_KVMR, D_HSW | D_BDW, NULL, NULL); + MMIO_DH(HSW_PWR_WELL_DEBUG, D_HSW | D_BDW, NULL, NULL); + MMIO_DH(HSW_PWR_WELL_CTL5, D_HSW | D_BDW, NULL, NULL); + MMIO_DH(HSW_PWR_WELL_CTL6, D_HSW | D_BDW, NULL, NULL); + + MMIO_D(RSTDBYCTL, D_ALL); + + MMIO_DH(GEN6_GDRST, D_ALL, NULL, gdrst_mmio_write); + MMIO_F(FENCE_REG_GEN6_LO(0), 0x80, 0, 0, 0, D_ALL, fence_mmio_read, fence_mmio_write); + MMIO_F(VGT_PVINFO_PAGE, VGT_PVINFO_SIZE, F_UNALIGN, 0, 0, D_ALL, pvinfo_mmio_read, pvinfo_mmio_write); + MMIO_DH(CPU_VGACNTRL, D_ALL, NULL, NULL); + + MMIO_F(MCHBAR_MIRROR_BASE_SNB, 0x40000, 0, 0, 0, D_ALL, NULL, NULL); + + MMIO_D(TILECTL, D_ALL); + + MMIO_D(GEN6_UCGCTL1, D_ALL); + MMIO_D(GEN6_UCGCTL2, D_ALL); + + MMIO_F(0x4f000, 0x90, 0, 0, 0, D_ALL, NULL, NULL); + + MMIO_D(GEN6_PCODE_MAILBOX, D_PRE_SKL); + MMIO_D(GEN6_PCODE_DATA, D_ALL); + MMIO_D(0x13812c, D_ALL); + MMIO_DH(GEN7_ERR_INT, D_ALL, NULL, NULL); + MMIO_D(HSW_EDRAM_CAP, D_ALL); + MMIO_D(HSW_IDICR, D_ALL); + MMIO_DH(GFX_FLSH_CNTL_GEN6, D_ALL, NULL, NULL); + + MMIO_D(0x3c, D_ALL); + MMIO_D(0x860, D_ALL); + MMIO_D(ECOSKPD, D_ALL); + MMIO_D(0x121d0, D_ALL); + MMIO_D(GEN6_BLITTER_ECOSKPD, D_ALL); + MMIO_D(0x41d0, D_ALL); + MMIO_D(GAC_ECO_BITS, D_ALL); + MMIO_D(0x6200, D_ALL); + MMIO_D(0x6204, D_ALL); + MMIO_D(0x6208, D_ALL); + MMIO_D(0x7118, D_ALL); + MMIO_D(0x7180, D_ALL); + MMIO_D(0x7408, D_ALL); + MMIO_D(0x7c00, D_ALL); + MMIO_D(GEN6_MBCTL, D_ALL); + MMIO_D(0x911c, D_ALL); + MMIO_D(0x9120, D_ALL); + + MMIO_D(GAB_CTL, D_ALL); + MMIO_D(0x48800, D_ALL); + MMIO_D(0xce044, D_ALL); + MMIO_D(0xe6500, D_ALL); + MMIO_D(0xe6504, D_ALL); + MMIO_D(0xe6600, D_ALL); + MMIO_D(0xe6604, D_ALL); + MMIO_D(0xe6700, D_ALL); + MMIO_D(0xe6704, D_ALL); + MMIO_D(0xe6800, D_ALL); + MMIO_D(0xe6804, D_ALL); + MMIO_D(PCH_GMBUS4, D_ALL); + MMIO_D(PCH_GMBUS5, D_ALL); + + MMIO_D(0x902c, D_ALL); + MMIO_D(0xec008, D_ALL); + MMIO_D(0xec00c, D_ALL); + MMIO_D(0xec008 + 0x18, D_ALL); + MMIO_D(0xec00c + 0x18, D_ALL); + MMIO_D(0xec008 + 0x18 * 2, D_ALL); + MMIO_D(0xec00c + 0x18 * 2, D_ALL); + MMIO_D(0xec008 + 0x18 * 3, D_ALL); + MMIO_D(0xec00c + 0x18 * 3, D_ALL); + MMIO_D(0xec408, D_ALL); + MMIO_D(0xec40c, D_ALL); + MMIO_D(0xec408 + 0x18, D_ALL); + MMIO_D(0xec40c + 0x18, D_ALL); + MMIO_D(0xec408 + 0x18 * 2, D_ALL); + MMIO_D(0xec40c + 0x18 * 2, D_ALL); + MMIO_D(0xec408 + 0x18 * 3, D_ALL); + MMIO_D(0xec40c + 0x18 * 3, D_ALL); + MMIO_D(0xfc810, D_ALL); + MMIO_D(0xfc81c, D_ALL); + MMIO_D(0xfc828, D_ALL); + MMIO_D(0xfc834, D_ALL); + MMIO_D(0xfcc00, D_ALL); + MMIO_D(0xfcc0c, D_ALL); + MMIO_D(0xfcc18, D_ALL); + MMIO_D(0xfcc24, D_ALL); + MMIO_D(0xfd000, D_ALL); + MMIO_D(0xfd00c, D_ALL); + MMIO_D(0xfd018, D_ALL); + MMIO_D(0xfd024, D_ALL); + MMIO_D(0xfd034, D_ALL); + + MMIO_DH(FPGA_DBG, D_ALL, NULL, fpga_dbg_mmio_write); + MMIO_D(0x2054, D_ALL); + MMIO_D(0x12054, D_ALL); + MMIO_D(0x22054, D_ALL); + MMIO_D(0x1a054, D_ALL); + + MMIO_D(0x44070, D_ALL); + + MMIO_D(0x215c, D_HSW_PLUS); + MMIO_DFH(0x2178, D_ALL, F_CMD_ACCESS, NULL, NULL); + MMIO_DFH(0x217c, D_ALL, F_CMD_ACCESS, NULL, NULL); + MMIO_DFH(0x12178, D_ALL, F_CMD_ACCESS, NULL, NULL); + MMIO_DFH(0x1217c, D_ALL, F_CMD_ACCESS, NULL, NULL); + + MMIO_F(0x2290, 8, 0, 0, 0, D_HSW_PLUS, NULL, NULL); + MMIO_D(OACONTROL, D_HSW); + MMIO_D(0x2b00, D_BDW_PLUS); + MMIO_D(0x2360, D_BDW_PLUS); + MMIO_F(0x5200, 32, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(0x5240, 32, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(0x5280, 16, 0, 0, 0, D_ALL, NULL, NULL); + + MMIO_DFH(0x1c17c, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL); + MMIO_DFH(0x1c178, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL); + MMIO_D(BCS_SWCTRL, D_ALL); + + MMIO_F(HS_INVOCATION_COUNT, 8, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(DS_INVOCATION_COUNT, 8, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(IA_VERTICES_COUNT, 8, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(IA_PRIMITIVES_COUNT, 8, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(VS_INVOCATION_COUNT, 8, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(GS_INVOCATION_COUNT, 8, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(GS_PRIMITIVES_COUNT, 8, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(CL_INVOCATION_COUNT, 8, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(CL_PRIMITIVES_COUNT, 8, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(PS_INVOCATION_COUNT, 8, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(PS_DEPTH_COUNT, 8, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_DH(0x4260, D_BDW_PLUS, NULL, NULL); + MMIO_DH(0x4264, D_BDW_PLUS, NULL, NULL); + MMIO_DH(0x4268, D_BDW_PLUS, NULL, NULL); + MMIO_DH(0x426c, D_BDW_PLUS, NULL, NULL); + MMIO_DH(0x4270, D_BDW_PLUS, NULL, NULL); + MMIO_DFH(0x4094, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL); + return 0; } static int init_broadwell_mmio_info(struct intel_gvt *gvt) { + struct drm_i915_private *dev_priv = gvt->dev_priv; int ret; - MMIO_F(0, 0, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_DH(RING_IMR(GEN8_BSD2_RING_BASE), D_BDW_PLUS, NULL, + intel_vgpu_reg_imr_handler); + + MMIO_DH(GEN8_GT_IMR(0), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler); + MMIO_DH(GEN8_GT_IER(0), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler); + MMIO_DH(GEN8_GT_IIR(0), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler); + MMIO_D(GEN8_GT_ISR(0), D_BDW_PLUS); + + MMIO_DH(GEN8_GT_IMR(1), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler); + MMIO_DH(GEN8_GT_IER(1), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler); + MMIO_DH(GEN8_GT_IIR(1), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler); + MMIO_D(GEN8_GT_ISR(1), D_BDW_PLUS); + + MMIO_DH(GEN8_GT_IMR(2), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler); + MMIO_DH(GEN8_GT_IER(2), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler); + MMIO_DH(GEN8_GT_IIR(2), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler); + MMIO_D(GEN8_GT_ISR(2), D_BDW_PLUS); + + MMIO_DH(GEN8_GT_IMR(3), D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler); + MMIO_DH(GEN8_GT_IER(3), D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler); + MMIO_DH(GEN8_GT_IIR(3), D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler); + MMIO_D(GEN8_GT_ISR(3), D_BDW_PLUS); + + MMIO_DH(GEN8_DE_PIPE_IMR(PIPE_A), D_BDW_PLUS, NULL, + intel_vgpu_reg_imr_handler); + MMIO_DH(GEN8_DE_PIPE_IER(PIPE_A), D_BDW_PLUS, NULL, + intel_vgpu_reg_ier_handler); + MMIO_DH(GEN8_DE_PIPE_IIR(PIPE_A), D_BDW_PLUS, NULL, + intel_vgpu_reg_iir_handler); + MMIO_D(GEN8_DE_PIPE_ISR(PIPE_A), D_BDW_PLUS); + + MMIO_DH(GEN8_DE_PIPE_IMR(PIPE_B), D_BDW_PLUS, NULL, + intel_vgpu_reg_imr_handler); + MMIO_DH(GEN8_DE_PIPE_IER(PIPE_B), D_BDW_PLUS, NULL, + intel_vgpu_reg_ier_handler); + MMIO_DH(GEN8_DE_PIPE_IIR(PIPE_B), D_BDW_PLUS, NULL, + intel_vgpu_reg_iir_handler); + MMIO_D(GEN8_DE_PIPE_ISR(PIPE_B), D_BDW_PLUS); + + MMIO_DH(GEN8_DE_PIPE_IMR(PIPE_C), D_BDW_PLUS, NULL, + intel_vgpu_reg_imr_handler); + MMIO_DH(GEN8_DE_PIPE_IER(PIPE_C), D_BDW_PLUS, NULL, + intel_vgpu_reg_ier_handler); + MMIO_DH(GEN8_DE_PIPE_IIR(PIPE_C), D_BDW_PLUS, NULL, + intel_vgpu_reg_iir_handler); + MMIO_D(GEN8_DE_PIPE_ISR(PIPE_C), D_BDW_PLUS); + + MMIO_DH(GEN8_DE_PORT_IMR, D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler); + MMIO_DH(GEN8_DE_PORT_IER, D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler); + MMIO_DH(GEN8_DE_PORT_IIR, D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler); + MMIO_D(GEN8_DE_PORT_ISR, D_BDW_PLUS); + + MMIO_DH(GEN8_DE_MISC_IMR, D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler); + MMIO_DH(GEN8_DE_MISC_IER, D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler); + MMIO_DH(GEN8_DE_MISC_IIR, D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler); + MMIO_D(GEN8_DE_MISC_ISR, D_BDW_PLUS); + + MMIO_DH(GEN8_PCU_IMR, D_BDW_PLUS, NULL, intel_vgpu_reg_imr_handler); + MMIO_DH(GEN8_PCU_IER, D_BDW_PLUS, NULL, intel_vgpu_reg_ier_handler); + MMIO_DH(GEN8_PCU_IIR, D_BDW_PLUS, NULL, intel_vgpu_reg_iir_handler); + MMIO_D(GEN8_PCU_ISR, D_BDW_PLUS); + + MMIO_DH(GEN8_MASTER_IRQ, D_BDW_PLUS, NULL, + intel_vgpu_reg_master_irq_handler); + + MMIO_D(RING_HWSTAM(GEN8_BSD2_RING_BASE), D_BDW_PLUS); + MMIO_D(0x1c134, D_BDW_PLUS); + + MMIO_D(RING_TAIL(GEN8_BSD2_RING_BASE), D_BDW_PLUS); + MMIO_D(RING_HEAD(GEN8_BSD2_RING_BASE), D_BDW_PLUS); + MMIO_GM(RING_START(GEN8_BSD2_RING_BASE), D_BDW_PLUS, NULL, NULL); + MMIO_D(RING_CTL(GEN8_BSD2_RING_BASE), D_BDW_PLUS); + MMIO_D(RING_ACTHD(GEN8_BSD2_RING_BASE), D_BDW_PLUS); + MMIO_D(RING_ACTHD_UDW(GEN8_BSD2_RING_BASE), D_BDW_PLUS); + MMIO_DFH(0x1c29c, D_BDW_PLUS, F_MODE_MASK, NULL, NULL); + MMIO_DFH(RING_MI_MODE(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_MODE_MASK, + NULL, NULL); + MMIO_DFH(RING_INSTPM(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_MODE_MASK, + NULL, NULL); + MMIO_DFH(RING_TIMESTAMP(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_MODE_MASK, + NULL, NULL); + + MMIO_RING_D(RING_ACTHD_UDW, D_BDW_PLUS); + +#define RING_REG(base) (base + 0x230) + MMIO_RING_DFH(RING_REG, D_BDW_PLUS, 0, NULL, NULL); + MMIO_DH(RING_REG(GEN8_BSD2_RING_BASE), D_BDW_PLUS, NULL, NULL); +#undef RING_REG + +#define RING_REG(base) (base + 0x234) + MMIO_RING_F(RING_REG, 8, F_RO, 0, ~0, D_BDW_PLUS, NULL, NULL); + MMIO_F(RING_REG(GEN8_BSD2_RING_BASE), 4, F_RO, 0, ~0LL, D_BDW_PLUS, NULL, NULL); +#undef RING_REG + +#define RING_REG(base) (base + 0x244) + MMIO_RING_D(RING_REG, D_BDW_PLUS); + MMIO_D(RING_REG(GEN8_BSD2_RING_BASE), D_BDW_PLUS); +#undef RING_REG + +#define RING_REG(base) (base + 0x370) + MMIO_RING_F(RING_REG, 48, F_RO, 0, ~0, D_BDW_PLUS, NULL, NULL); + MMIO_F(RING_REG(GEN8_BSD2_RING_BASE), 48, F_RO, 0, ~0, D_BDW_PLUS, + NULL, NULL); +#undef RING_REG + +#define RING_REG(base) (base + 0x3a0) + MMIO_RING_DFH(RING_REG, D_BDW_PLUS, F_MODE_MASK, NULL, NULL); + MMIO_DFH(RING_REG(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_MODE_MASK, NULL, NULL); +#undef RING_REG + + MMIO_D(PIPEMISC(PIPE_A), D_BDW_PLUS); + MMIO_D(PIPEMISC(PIPE_B), D_BDW_PLUS); + MMIO_D(PIPEMISC(PIPE_C), D_BDW_PLUS); + MMIO_D(0x1c1d0, D_BDW_PLUS); + MMIO_D(GEN6_MBCUNIT_SNPCR, D_BDW_PLUS); + MMIO_D(GEN7_MISCCPCTL, D_BDW_PLUS); + MMIO_D(0x1c054, D_BDW_PLUS); + + MMIO_D(GEN8_PRIVATE_PAT_LO, D_BDW_PLUS); + MMIO_D(GEN8_PRIVATE_PAT_HI, D_BDW_PLUS); + + MMIO_D(GAMTARBMODE, D_BDW_PLUS); + +#define RING_REG(base) (base + 0x270) + MMIO_RING_F(RING_REG, 32, 0, 0, 0, D_BDW_PLUS, NULL, NULL); + MMIO_F(RING_REG(GEN8_BSD2_RING_BASE), 32, 0, 0, 0, D_BDW_PLUS, NULL, NULL); +#undef RING_REG + + MMIO_RING_GM(RING_HWS_PGA, D_BDW_PLUS, NULL, NULL); + MMIO_GM(0x1c080, D_BDW_PLUS, NULL, NULL); + + MMIO_DFH(HDC_CHICKEN0, D_BDW_PLUS, F_MODE_MASK, NULL, NULL); + + MMIO_D(CHICKEN_PIPESL_1(PIPE_A), D_BDW); + MMIO_D(CHICKEN_PIPESL_1(PIPE_B), D_BDW); + MMIO_D(CHICKEN_PIPESL_1(PIPE_C), D_BDW); + + MMIO_D(WM_MISC, D_BDW); + MMIO_D(BDW_EDP_PSR_BASE, D_BDW); + + MMIO_D(0x66c00, D_BDW_PLUS); + MMIO_D(0x66c04, D_BDW_PLUS); + + MMIO_D(HSW_GTT_CACHE_EN, D_BDW_PLUS); + + MMIO_D(GEN8_EU_DISABLE0, D_BDW_PLUS); + MMIO_D(GEN8_EU_DISABLE1, D_BDW_PLUS); + MMIO_D(GEN8_EU_DISABLE2, D_BDW_PLUS); + + MMIO_D(0xfdc, D_BDW); + MMIO_D(GEN8_ROW_CHICKEN, D_BDW_PLUS); + MMIO_D(GEN7_ROW_CHICKEN2, D_BDW_PLUS); + MMIO_D(GEN8_UCGCTL6, D_BDW_PLUS); + + MMIO_D(0xb1f0, D_BDW); + MMIO_D(0xb1c0, D_BDW); + MMIO_DFH(GEN8_L3SQCREG4, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL); + MMIO_D(0xb100, D_BDW); + MMIO_D(0xb10c, D_BDW); + MMIO_D(0xb110, D_BDW); + + MMIO_DH(0x24d0, D_BDW_PLUS, NULL, NULL); + MMIO_DH(0x24d4, D_BDW_PLUS, NULL, NULL); + MMIO_DH(0x24d8, D_BDW_PLUS, NULL, NULL); + MMIO_DH(0x24dc, D_BDW_PLUS, NULL, NULL); + + MMIO_D(0x83a4, D_BDW); + MMIO_D(GEN8_L3_LRA_1_GPGPU, D_BDW_PLUS); + + MMIO_D(0x8430, D_BDW); + + MMIO_D(0x110000, D_BDW_PLUS); + + MMIO_D(0x48400, D_BDW_PLUS); + + MMIO_D(0x6e570, D_BDW_PLUS); + MMIO_D(0x65f10, D_BDW_PLUS); + + MMIO_DFH(0xe194, D_BDW_PLUS, F_MODE_MASK, NULL, NULL); + MMIO_DFH(0xe188, D_BDW_PLUS, F_MODE_MASK, NULL, NULL); + MMIO_DFH(0xe180, D_BDW_PLUS, F_MODE_MASK, NULL, NULL); + MMIO_DFH(0x2580, D_BDW_PLUS, F_MODE_MASK, NULL, NULL); + + MMIO_D(0x2248, D_BDW); + return 0; } +static int init_skl_mmio_info(struct intel_gvt *gvt) +{ + struct drm_i915_private *dev_priv = gvt->dev_priv; + int ret; + + MMIO_DH(FORCEWAKE_RENDER_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write); + MMIO_DH(FORCEWAKE_ACK_RENDER_GEN9, D_SKL_PLUS, NULL, NULL); + MMIO_DH(FORCEWAKE_BLITTER_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write); + MMIO_DH(FORCEWAKE_ACK_BLITTER_GEN9, D_SKL_PLUS, NULL, NULL); + MMIO_DH(FORCEWAKE_MEDIA_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write); + MMIO_DH(FORCEWAKE_ACK_MEDIA_GEN9, D_SKL_PLUS, NULL, NULL); + + MMIO_F(_DPB_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_SKL, NULL, NULL); + MMIO_F(_DPC_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_SKL, NULL, NULL); + MMIO_F(_DPD_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_SKL, NULL, NULL); + + MMIO_D(HSW_PWR_WELL_BIOS, D_SKL); + MMIO_DH(HSW_PWR_WELL_DRIVER, D_SKL, NULL, NULL); + + MMIO_DH(GEN6_PCODE_MAILBOX, D_SKL, NULL, NULL); + MMIO_D(0xa210, D_SKL_PLUS); + MMIO_D(GEN9_MEDIA_PG_IDLE_HYSTERESIS, D_SKL_PLUS); + MMIO_D(GEN9_RENDER_PG_IDLE_HYSTERESIS, D_SKL_PLUS); + MMIO_DH(0x4ddc, D_SKL, NULL, NULL); + MMIO_DH(0x42080, D_SKL, NULL, NULL); + MMIO_D(0x45504, D_SKL); + MMIO_D(0x45520, D_SKL); + MMIO_D(0x46000, D_SKL); + MMIO_DH(0x46010, D_SKL, NULL, NULL); + MMIO_DH(0x46014, D_SKL, NULL, NULL); + MMIO_D(0x6C040, D_SKL); + MMIO_D(0x6C048, D_SKL); + MMIO_D(0x6C050, D_SKL); + MMIO_D(0x6C044, D_SKL); + MMIO_D(0x6C04C, D_SKL); + MMIO_D(0x6C054, D_SKL); + MMIO_D(0x6c058, D_SKL); + MMIO_D(0x6c05c, D_SKL); + MMIO_DH(0x6c060, D_SKL, NULL, NULL); + + MMIO_DH(SKL_PS_WIN_POS(PIPE_A, 0), D_SKL, NULL, NULL); + MMIO_DH(SKL_PS_WIN_POS(PIPE_A, 1), D_SKL, NULL, NULL); + MMIO_DH(SKL_PS_WIN_POS(PIPE_B, 0), D_SKL, NULL, NULL); + MMIO_DH(SKL_PS_WIN_POS(PIPE_B, 1), D_SKL, NULL, NULL); + MMIO_DH(SKL_PS_WIN_POS(PIPE_C, 0), D_SKL, NULL, NULL); + MMIO_DH(SKL_PS_WIN_POS(PIPE_C, 1), D_SKL, NULL, NULL); + + MMIO_DH(SKL_PS_WIN_SZ(PIPE_A, 0), D_SKL, NULL, NULL); + MMIO_DH(SKL_PS_WIN_SZ(PIPE_A, 1), D_SKL, NULL, NULL); + MMIO_DH(SKL_PS_WIN_SZ(PIPE_B, 0), D_SKL, NULL, NULL); + MMIO_DH(SKL_PS_WIN_SZ(PIPE_B, 1), D_SKL, NULL, NULL); + MMIO_DH(SKL_PS_WIN_SZ(PIPE_C, 0), D_SKL, NULL, NULL); + MMIO_DH(SKL_PS_WIN_SZ(PIPE_C, 1), D_SKL, NULL, NULL); + + MMIO_DH(SKL_PS_CTRL(PIPE_A, 0), D_SKL, NULL, NULL); + MMIO_DH(SKL_PS_CTRL(PIPE_A, 1), D_SKL, NULL, NULL); + MMIO_DH(SKL_PS_CTRL(PIPE_B, 0), D_SKL, NULL, NULL); + MMIO_DH(SKL_PS_CTRL(PIPE_B, 1), D_SKL, NULL, NULL); + MMIO_DH(SKL_PS_CTRL(PIPE_C, 0), D_SKL, NULL, NULL); + MMIO_DH(SKL_PS_CTRL(PIPE_C, 1), D_SKL, NULL, NULL); + + MMIO_DH(PLANE_BUF_CFG(PIPE_A, 0), D_SKL, NULL, NULL); + MMIO_DH(PLANE_BUF_CFG(PIPE_A, 1), D_SKL, NULL, NULL); + MMIO_DH(PLANE_BUF_CFG(PIPE_A, 2), D_SKL, NULL, NULL); + MMIO_DH(PLANE_BUF_CFG(PIPE_A, 3), D_SKL, NULL, NULL); + + MMIO_DH(PLANE_BUF_CFG(PIPE_B, 0), D_SKL, NULL, NULL); + MMIO_DH(PLANE_BUF_CFG(PIPE_B, 1), D_SKL, NULL, NULL); + MMIO_DH(PLANE_BUF_CFG(PIPE_B, 2), D_SKL, NULL, NULL); + MMIO_DH(PLANE_BUF_CFG(PIPE_B, 3), D_SKL, NULL, NULL); + + MMIO_DH(PLANE_BUF_CFG(PIPE_C, 0), D_SKL, NULL, NULL); + MMIO_DH(PLANE_BUF_CFG(PIPE_C, 1), D_SKL, NULL, NULL); + MMIO_DH(PLANE_BUF_CFG(PIPE_C, 2), D_SKL, NULL, NULL); + MMIO_DH(PLANE_BUF_CFG(PIPE_C, 3), D_SKL, NULL, NULL); + + MMIO_DH(CUR_BUF_CFG(PIPE_A), D_SKL, NULL, NULL); + MMIO_DH(CUR_BUF_CFG(PIPE_B), D_SKL, NULL, NULL); + MMIO_DH(CUR_BUF_CFG(PIPE_C), D_SKL, NULL, NULL); + + MMIO_F(PLANE_WM(PIPE_A, 0, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL); + MMIO_F(PLANE_WM(PIPE_A, 1, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL); + MMIO_F(PLANE_WM(PIPE_A, 2, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL); + + MMIO_F(PLANE_WM(PIPE_B, 0, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL); + MMIO_F(PLANE_WM(PIPE_B, 1, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL); + MMIO_F(PLANE_WM(PIPE_B, 2, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL); + + MMIO_F(PLANE_WM(PIPE_C, 0, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL); + MMIO_F(PLANE_WM(PIPE_C, 1, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL); + MMIO_F(PLANE_WM(PIPE_C, 2, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL); + + MMIO_F(CUR_WM(PIPE_A, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL); + MMIO_F(CUR_WM(PIPE_B, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL); + MMIO_F(CUR_WM(PIPE_C, 0), 4 * 8, 0, 0, 0, D_SKL, NULL, NULL); + + MMIO_DH(PLANE_WM_TRANS(PIPE_A, 0), D_SKL, NULL, NULL); + MMIO_DH(PLANE_WM_TRANS(PIPE_A, 1), D_SKL, NULL, NULL); + MMIO_DH(PLANE_WM_TRANS(PIPE_A, 2), D_SKL, NULL, NULL); + + MMIO_DH(PLANE_WM_TRANS(PIPE_B, 0), D_SKL, NULL, NULL); + MMIO_DH(PLANE_WM_TRANS(PIPE_B, 1), D_SKL, NULL, NULL); + MMIO_DH(PLANE_WM_TRANS(PIPE_B, 2), D_SKL, NULL, NULL); + + MMIO_DH(PLANE_WM_TRANS(PIPE_C, 0), D_SKL, NULL, NULL); + MMIO_DH(PLANE_WM_TRANS(PIPE_C, 1), D_SKL, NULL, NULL); + MMIO_DH(PLANE_WM_TRANS(PIPE_C, 2), D_SKL, NULL, NULL); + + MMIO_DH(CUR_WM_TRANS(PIPE_A), D_SKL, NULL, NULL); + MMIO_DH(CUR_WM_TRANS(PIPE_B), D_SKL, NULL, NULL); + MMIO_DH(CUR_WM_TRANS(PIPE_C), D_SKL, NULL, NULL); + + MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 0), D_SKL, NULL, NULL); + MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 1), D_SKL, NULL, NULL); + MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 2), D_SKL, NULL, NULL); + MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_A, 3), D_SKL, NULL, NULL); + + MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 0), D_SKL, NULL, NULL); + MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 1), D_SKL, NULL, NULL); + MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 2), D_SKL, NULL, NULL); + MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_B, 3), D_SKL, NULL, NULL); + + MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 0), D_SKL, NULL, NULL); + MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 1), D_SKL, NULL, NULL); + MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 2), D_SKL, NULL, NULL); + MMIO_DH(PLANE_NV12_BUF_CFG(PIPE_C, 3), D_SKL, NULL, NULL); + + MMIO_DH(_REG_701C0(PIPE_A, 1), D_SKL, NULL, NULL); + MMIO_DH(_REG_701C0(PIPE_A, 2), D_SKL, NULL, NULL); + MMIO_DH(_REG_701C0(PIPE_A, 3), D_SKL, NULL, NULL); + MMIO_DH(_REG_701C0(PIPE_A, 4), D_SKL, NULL, NULL); + + MMIO_DH(_REG_701C0(PIPE_B, 1), D_SKL, NULL, NULL); + MMIO_DH(_REG_701C0(PIPE_B, 2), D_SKL, NULL, NULL); + MMIO_DH(_REG_701C0(PIPE_B, 3), D_SKL, NULL, NULL); + MMIO_DH(_REG_701C0(PIPE_B, 4), D_SKL, NULL, NULL); + + MMIO_DH(_REG_701C0(PIPE_C, 1), D_SKL, NULL, NULL); + MMIO_DH(_REG_701C0(PIPE_C, 2), D_SKL, NULL, NULL); + MMIO_DH(_REG_701C0(PIPE_C, 3), D_SKL, NULL, NULL); + MMIO_DH(_REG_701C0(PIPE_C, 4), D_SKL, NULL, NULL); + + MMIO_DH(_REG_701C4(PIPE_A, 1), D_SKL, NULL, NULL); + MMIO_DH(_REG_701C4(PIPE_A, 2), D_SKL, NULL, NULL); + MMIO_DH(_REG_701C4(PIPE_A, 3), D_SKL, NULL, NULL); + MMIO_DH(_REG_701C4(PIPE_A, 4), D_SKL, NULL, NULL); + + MMIO_DH(_REG_701C4(PIPE_B, 1), D_SKL, NULL, NULL); + MMIO_DH(_REG_701C4(PIPE_B, 2), D_SKL, NULL, NULL); + MMIO_DH(_REG_701C4(PIPE_B, 3), D_SKL, NULL, NULL); + MMIO_DH(_REG_701C4(PIPE_B, 4), D_SKL, NULL, NULL); + + MMIO_DH(_REG_701C4(PIPE_C, 1), D_SKL, NULL, NULL); + MMIO_DH(_REG_701C4(PIPE_C, 2), D_SKL, NULL, NULL); + MMIO_DH(_REG_701C4(PIPE_C, 3), D_SKL, NULL, NULL); + MMIO_DH(_REG_701C4(PIPE_C, 4), D_SKL, NULL, NULL); + + MMIO_D(0x70380, D_SKL); + MMIO_D(0x71380, D_SKL); + MMIO_D(0x72380, D_SKL); + MMIO_D(0x7039c, D_SKL); + + MMIO_F(0x80000, 0x3000, 0, 0, 0, D_SKL, NULL, NULL); + MMIO_D(0x8f074, D_SKL); + MMIO_D(0x8f004, D_SKL); + MMIO_D(0x8f034, D_SKL); + + MMIO_D(0xb11c, D_SKL); + + MMIO_D(0x51000, D_SKL); + MMIO_D(0x6c00c, D_SKL); + + MMIO_F(0xc800, 0x7f8, 0, 0, 0, D_SKL, NULL, NULL); + MMIO_F(0xb020, 0x80, 0, 0, 0, D_SKL, NULL, NULL); + + MMIO_D(0xd08, D_SKL); + MMIO_D(0x20e0, D_SKL); + MMIO_D(0x20ec, D_SKL); + + /* TRTT */ + MMIO_D(0x4de0, D_SKL); + MMIO_D(0x4de4, D_SKL); + MMIO_D(0x4de8, D_SKL); + MMIO_D(0x4dec, D_SKL); + MMIO_D(0x4df0, D_SKL); + MMIO_DH(0x4df4, D_SKL, NULL, gen9_trtte_write); + MMIO_DH(0x4dfc, D_SKL, NULL, gen9_trtt_chicken_write); + + MMIO_D(0x45008, D_SKL); + + MMIO_D(0x46430, D_SKL); + + MMIO_D(0x46520, D_SKL); + + MMIO_D(0xc403c, D_SKL); + MMIO_D(0xb004, D_SKL); + MMIO_DH(DMA_CTRL, D_SKL_PLUS, NULL, dma_ctrl_write); + + MMIO_D(0x65900, D_SKL); + MMIO_D(0x1082c0, D_SKL); + MMIO_D(0x4068, D_SKL); + MMIO_D(0x67054, D_SKL); + MMIO_D(0x6e560, D_SKL); + MMIO_D(0x6e554, D_SKL); + MMIO_D(0x2b20, D_SKL); + MMIO_D(0x65f00, D_SKL); + MMIO_D(0x65f08, D_SKL); + MMIO_D(0x320f0, D_SKL); + + MMIO_D(_REG_VCS2_EXCC, D_SKL); + MMIO_D(0x70034, D_SKL); + MMIO_D(0x71034, D_SKL); + MMIO_D(0x72034, D_SKL); + + MMIO_D(_PLANE_KEYVAL_1(PIPE_A), D_SKL); + MMIO_D(_PLANE_KEYVAL_1(PIPE_B), D_SKL); + MMIO_D(_PLANE_KEYVAL_1(PIPE_C), D_SKL); + MMIO_D(_PLANE_KEYMSK_1(PIPE_A), D_SKL); + MMIO_D(_PLANE_KEYMSK_1(PIPE_B), D_SKL); + MMIO_D(_PLANE_KEYMSK_1(PIPE_C), D_SKL); + + MMIO_D(0x44500, D_SKL); + return 0; +} /** * intel_gvt_find_mmio_info - find MMIO information entry by aligned offset * @gvt: GVT device @@ -239,9 +1707,116 @@ int intel_gvt_setup_mmio_info(struct intel_gvt *gvt) ret = init_broadwell_mmio_info(gvt); if (ret) goto err; + } else if (IS_SKYLAKE(dev_priv)) { + ret = init_broadwell_mmio_info(gvt); + if (ret) + goto err; + ret = init_skl_mmio_info(gvt); + if (ret) + goto err; } return 0; err: intel_gvt_clean_mmio_info(gvt); return ret; } + +/** + * intel_gvt_mmio_set_accessed - mark a MMIO has been accessed + * @gvt: a GVT device + * @offset: register offset + * + */ +void intel_gvt_mmio_set_accessed(struct intel_gvt *gvt, unsigned int offset) +{ + gvt->mmio.mmio_attribute[offset >> 2] |= + F_ACCESSED; +} + +/** + * intel_gvt_mmio_is_cmd_accessed - mark a MMIO could be accessed by command + * @gvt: a GVT device + * @offset: register offset + * + */ +bool intel_gvt_mmio_is_cmd_access(struct intel_gvt *gvt, + unsigned int offset) +{ + return gvt->mmio.mmio_attribute[offset >> 2] & + F_CMD_ACCESS; +} + +/** + * intel_gvt_mmio_is_unalign - mark a MMIO could be accessed unaligned + * @gvt: a GVT device + * @offset: register offset + * + */ +bool intel_gvt_mmio_is_unalign(struct intel_gvt *gvt, + unsigned int offset) +{ + return gvt->mmio.mmio_attribute[offset >> 2] & + F_UNALIGN; +} + +/** + * intel_gvt_mmio_set_cmd_accessed - mark a MMIO has been accessed by command + * @gvt: a GVT device + * @offset: register offset + * + */ +void intel_gvt_mmio_set_cmd_accessed(struct intel_gvt *gvt, + unsigned int offset) +{ + gvt->mmio.mmio_attribute[offset >> 2] |= + F_CMD_ACCESSED; +} + +/** + * intel_gvt_mmio_has_mode_mask - if a MMIO has a mode mask + * @gvt: a GVT device + * @offset: register offset + * + * Returns: + * True if a MMIO has a mode mask in its higher 16 bits, false if it isn't. + * + */ +bool intel_gvt_mmio_has_mode_mask(struct intel_gvt *gvt, unsigned int offset) +{ + return gvt->mmio.mmio_attribute[offset >> 2] & + F_MODE_MASK; +} + +/** + * intel_vgpu_default_mmio_read - default MMIO read handler + * @vgpu: a vGPU + * @offset: access offset + * @p_data: data return buffer + * @bytes: access data length + * + * Returns: + * Zero on success, negative error code if failed. + */ +int intel_vgpu_default_mmio_read(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + read_vreg(vgpu, offset, p_data, bytes); + return 0; +} + +/** + * intel_t_default_mmio_write - default MMIO write handler + * @vgpu: a vGPU + * @offset: access offset + * @p_data: write data buffer + * @bytes: access data length + * + * Returns: + * Zero on success, negative error code if failed. + */ +int intel_vgpu_default_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + write_vreg(vgpu, offset, p_data, bytes); + return 0; +} diff --git a/drivers/gpu/drm/i915/gvt/hypercall.h b/drivers/gpu/drm/i915/gvt/hypercall.h index b5ffd78afd02..027ef558d91c 100644 --- a/drivers/gpu/drm/i915/gvt/hypercall.h +++ b/drivers/gpu/drm/i915/gvt/hypercall.h @@ -34,13 +34,13 @@ #define _GVT_HYPERCALL_H_ struct intel_gvt_io_emulation_ops { - int (*emulate_cfg_read)(void *, unsigned int, - void *, unsigned int); - int (*emulate_cfg_write)(void *, unsigned int, - void *, unsigned int); + int (*emulate_cfg_read)(void *, unsigned int, void *, unsigned int); + int (*emulate_cfg_write)(void *, unsigned int, void *, unsigned int); + int (*emulate_mmio_read)(void *, u64, void *, unsigned int); + int (*emulate_mmio_write)(void *, u64, void *, unsigned int); }; -extern struct intel_gvt_io_emulation_ops *gvt_io_emulation_ops; +extern struct intel_gvt_io_emulation_ops intel_gvt_io_emulation_ops; /* * Specific GVT-g MPT modules function collections. Currently GVT-g supports diff --git a/drivers/gpu/drm/i915/gvt/mmio.c b/drivers/gpu/drm/i915/gvt/mmio.c new file mode 100644 index 000000000000..ce3af95d049f --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/mmio.c @@ -0,0 +1,305 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Ke Yu + * Kevin Tian + * Dexuan Cui + * + * Contributors: + * Tina Zhang + * Min He + * Niu Bing + * Zhi Wang + * + */ + +#include "i915_drv.h" + +/** + * intel_vgpu_gpa_to_mmio_offset - translate a GPA to MMIO offset + * @vgpu: a vGPU + * + * Returns: + * Zero on success, negative error code if failed + */ +int intel_vgpu_gpa_to_mmio_offset(struct intel_vgpu *vgpu, u64 gpa) +{ + u64 gttmmio_gpa = *(u64 *)(vgpu_cfg_space(vgpu) + PCI_BASE_ADDRESS_0) & + ~GENMASK(3, 0); + return gpa - gttmmio_gpa; +} + +#define reg_is_mmio(gvt, reg) \ + (reg >= 0 && reg < gvt->device_info.mmio_size) + +#define reg_is_gtt(gvt, reg) \ + (reg >= gvt->device_info.gtt_start_offset \ + && reg < gvt->device_info.gtt_start_offset + gvt_ggtt_sz(gvt)) + +/** + * intel_vgpu_emulate_mmio_read - emulate MMIO read + * @vgpu: a vGPU + * @pa: guest physical address + * @p_data: data return buffer + * @bytes: access data length + * + * Returns: + * Zero on success, negative error code if failed + */ +int intel_vgpu_emulate_mmio_read(void *__vgpu, uint64_t pa, + void *p_data, unsigned int bytes) +{ + struct intel_vgpu *vgpu = __vgpu; + struct intel_gvt *gvt = vgpu->gvt; + struct intel_gvt_mmio_info *mmio; + unsigned int offset = 0; + int ret = -EINVAL; + + mutex_lock(&gvt->lock); + + if (atomic_read(&vgpu->gtt.n_write_protected_guest_page)) { + struct intel_vgpu_guest_page *gp; + + gp = intel_vgpu_find_guest_page(vgpu, pa >> PAGE_SHIFT); + if (gp) { + ret = intel_gvt_hypervisor_read_gpa(vgpu, pa, + p_data, bytes); + if (ret) { + gvt_err("vgpu%d: guest page read error %d, " + "gfn 0x%lx, pa 0x%llx, var 0x%x, len %d\n", + vgpu->id, ret, + gp->gfn, pa, *(u32 *)p_data, bytes); + } + mutex_unlock(&gvt->lock); + return ret; + } + } + + offset = intel_vgpu_gpa_to_mmio_offset(vgpu, pa); + + if (WARN_ON(bytes > 8)) + goto err; + + if (reg_is_gtt(gvt, offset)) { + if (WARN_ON(!IS_ALIGNED(offset, 4) && !IS_ALIGNED(offset, 8))) + goto err; + if (WARN_ON(bytes != 4 && bytes != 8)) + goto err; + if (WARN_ON(!reg_is_gtt(gvt, offset + bytes - 1))) + goto err; + + ret = intel_vgpu_emulate_gtt_mmio_read(vgpu, offset, + p_data, bytes); + if (ret) + goto err; + mutex_unlock(&gvt->lock); + return ret; + } + + if (WARN_ON_ONCE(!reg_is_mmio(gvt, offset))) { + ret = intel_gvt_hypervisor_read_gpa(vgpu, pa, p_data, bytes); + mutex_unlock(&gvt->lock); + return ret; + } + + if (WARN_ON(!reg_is_mmio(gvt, offset + bytes - 1))) + goto err; + + mmio = intel_gvt_find_mmio_info(gvt, rounddown(offset, 4)); + if (!mmio && !vgpu->mmio.disable_warn_untrack) { + gvt_err("vgpu%d: read untracked MMIO %x len %d val %x\n", + vgpu->id, offset, bytes, *(u32 *)p_data); + + if (offset == 0x206c) { + gvt_err("------------------------------------------\n"); + gvt_err("vgpu%d: likely triggers a gfx reset\n", + vgpu->id); + gvt_err("------------------------------------------\n"); + vgpu->mmio.disable_warn_untrack = true; + } + } + + if (!intel_gvt_mmio_is_unalign(gvt, offset)) { + if (WARN_ON(!IS_ALIGNED(offset, bytes))) + goto err; + } + + if (mmio) { + if (!intel_gvt_mmio_is_unalign(gvt, mmio->offset)) { + if (WARN_ON(offset + bytes > mmio->offset + mmio->size)) + goto err; + if (WARN_ON(mmio->offset != offset)) + goto err; + } + ret = mmio->read(vgpu, offset, p_data, bytes); + } else + ret = intel_vgpu_default_mmio_read(vgpu, offset, p_data, bytes); + + if (ret) + goto err; + + intel_gvt_mmio_set_accessed(gvt, offset); + mutex_unlock(&gvt->lock); + return 0; +err: + gvt_err("vgpu%d: fail to emulate MMIO read %08x len %d\n", + vgpu->id, offset, bytes); + mutex_unlock(&gvt->lock); + return ret; +} + +/** + * intel_vgpu_emulate_mmio_write - emulate MMIO write + * @vgpu: a vGPU + * @pa: guest physical address + * @p_data: write data buffer + * @bytes: access data length + * + * Returns: + * Zero on success, negative error code if failed + */ +int intel_vgpu_emulate_mmio_write(void *__vgpu, uint64_t pa, + void *p_data, unsigned int bytes) +{ + struct intel_vgpu *vgpu = __vgpu; + struct intel_gvt *gvt = vgpu->gvt; + struct intel_gvt_mmio_info *mmio; + unsigned int offset = 0; + u32 old_vreg = 0, old_sreg = 0; + int ret = -EINVAL; + + mutex_lock(&gvt->lock); + + if (atomic_read(&vgpu->gtt.n_write_protected_guest_page)) { + struct intel_vgpu_guest_page *gp; + + gp = intel_vgpu_find_guest_page(vgpu, pa >> PAGE_SHIFT); + if (gp) { + ret = gp->handler(gp, pa, p_data, bytes); + if (ret) { + gvt_err("vgpu%d: guest page write error %d, " + "gfn 0x%lx, pa 0x%llx, var 0x%x, len %d\n", + vgpu->id, ret, + gp->gfn, pa, *(u32 *)p_data, bytes); + } + mutex_unlock(&gvt->lock); + return ret; + } + } + + offset = intel_vgpu_gpa_to_mmio_offset(vgpu, pa); + + if (WARN_ON(bytes > 8)) + goto err; + + if (reg_is_gtt(gvt, offset)) { + if (WARN_ON(!IS_ALIGNED(offset, 4) && !IS_ALIGNED(offset, 8))) + goto err; + if (WARN_ON(bytes != 4 && bytes != 8)) + goto err; + if (WARN_ON(!reg_is_gtt(gvt, offset + bytes - 1))) + goto err; + + ret = intel_vgpu_emulate_gtt_mmio_write(vgpu, offset, + p_data, bytes); + if (ret) + goto err; + mutex_unlock(&gvt->lock); + return ret; + } + + if (WARN_ON_ONCE(!reg_is_mmio(gvt, offset))) { + ret = intel_gvt_hypervisor_write_gpa(vgpu, pa, p_data, bytes); + mutex_unlock(&gvt->lock); + return ret; + } + + mmio = intel_gvt_find_mmio_info(gvt, rounddown(offset, 4)); + if (!mmio && !vgpu->mmio.disable_warn_untrack) + gvt_err("vgpu%d: write untracked MMIO %x len %d val %x\n", + vgpu->id, offset, bytes, *(u32 *)p_data); + + if (!intel_gvt_mmio_is_unalign(gvt, offset)) { + if (WARN_ON(!IS_ALIGNED(offset, bytes))) + goto err; + } + + if (mmio) { + u64 ro_mask = mmio->ro_mask; + + if (!intel_gvt_mmio_is_unalign(gvt, mmio->offset)) { + if (WARN_ON(offset + bytes > mmio->offset + mmio->size)) + goto err; + if (WARN_ON(mmio->offset != offset)) + goto err; + } + + if (intel_gvt_mmio_has_mode_mask(gvt, mmio->offset)) { + old_vreg = vgpu_vreg(vgpu, offset); + old_sreg = vgpu_sreg(vgpu, offset); + } + + if (!ro_mask) { + ret = mmio->write(vgpu, offset, p_data, bytes); + } else { + /* Protect RO bits like HW */ + u64 data = 0; + + /* all register bits are RO. */ + if (ro_mask == ~(u64)0) { + gvt_err("vgpu%d: try to write RO reg %x\n", + vgpu->id, offset); + ret = 0; + goto out; + } + /* keep the RO bits in the virtual register */ + memcpy(&data, p_data, bytes); + data &= ~mmio->ro_mask; + data |= vgpu_vreg(vgpu, offset) & mmio->ro_mask; + ret = mmio->write(vgpu, offset, &data, bytes); + } + + /* higher 16bits of mode ctl regs are mask bits for change */ + if (intel_gvt_mmio_has_mode_mask(gvt, mmio->offset)) { + u32 mask = vgpu_vreg(vgpu, offset) >> 16; + + vgpu_vreg(vgpu, offset) = (old_vreg & ~mask) + | (vgpu_vreg(vgpu, offset) & mask); + vgpu_sreg(vgpu, offset) = (old_sreg & ~mask) + | (vgpu_sreg(vgpu, offset) & mask); + } + } else + ret = intel_vgpu_default_mmio_write(vgpu, offset, p_data, + bytes); + if (ret) + goto err; +out: + intel_gvt_mmio_set_accessed(gvt, offset); + mutex_unlock(&gvt->lock); + return 0; +err: + gvt_err("vgpu%d: fail to emulate MMIO write %08x len %d\n", + vgpu->id, offset, bytes); + mutex_unlock(&gvt->lock); + return ret; +} diff --git a/drivers/gpu/drm/i915/gvt/mmio.h b/drivers/gpu/drm/i915/gvt/mmio.h index 1fb1b49f912c..9dc739a01892 100644 --- a/drivers/gpu/drm/i915/gvt/mmio.h +++ b/drivers/gpu/drm/i915/gvt/mmio.h @@ -86,4 +86,20 @@ struct intel_gvt_mmio_info *intel_gvt_find_mmio_info(struct intel_gvt *gvt, *offset; \ }) +int intel_vgpu_gpa_to_mmio_offset(struct intel_vgpu *vgpu, u64 gpa); +int intel_vgpu_emulate_mmio_read(void *__vgpu, u64 pa, void *p_data, + unsigned int bytes); +int intel_vgpu_emulate_mmio_write(void *__vgpu, u64 pa, void *p_data, + unsigned int bytes); +bool intel_gvt_mmio_is_cmd_access(struct intel_gvt *gvt, + unsigned int offset); +bool intel_gvt_mmio_is_unalign(struct intel_gvt *gvt, unsigned int offset); +void intel_gvt_mmio_set_accessed(struct intel_gvt *gvt, unsigned int offset); +void intel_gvt_mmio_set_cmd_accessed(struct intel_gvt *gvt, + unsigned int offset); +bool intel_gvt_mmio_has_mode_mask(struct intel_gvt *gvt, unsigned int offset); +int intel_vgpu_default_mmio_read(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes); +int intel_vgpu_default_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes); #endif diff --git a/drivers/gpu/drm/i915/gvt/reg.h b/drivers/gpu/drm/i915/gvt/reg.h index 932c86b9b7bf..4842cb97c892 100644 --- a/drivers/gpu/drm/i915/gvt/reg.h +++ b/drivers/gpu/drm/i915/gvt/reg.h @@ -53,4 +53,23 @@ #define INTEL_GVT_OPREGION_PORDER 1 #define INTEL_GVT_OPREGION_SIZE (2 * 4096) +#define VGT_SPRSTRIDE(pipe) _PIPE(pipe, _SPRA_STRIDE, _PLANE_STRIDE_2_B) + +#define _REG_VECS_EXCC 0x1A028 +#define _REG_VCS2_EXCC 0x1c028 + +#define _REG_701C0(pipe, plane) (0x701c0 + pipe * 0x1000 + (plane - 1) * 0x100) +#define _REG_701C4(pipe, plane) (0x701c4 + pipe * 0x1000 + (plane - 1) * 0x100) + +#define GFX_MODE_BIT_SET_IN_MASK(val, bit) \ + ((((bit) & 0xffff0000) == 0) && !!((val) & (((bit) << 16)))) + +#define FORCEWAKE_RENDER_GEN9_REG 0xa278 +#define FORCEWAKE_ACK_RENDER_GEN9_REG 0x0D84 +#define FORCEWAKE_BLITTER_GEN9_REG 0xa188 +#define FORCEWAKE_ACK_BLITTER_GEN9_REG 0x130044 +#define FORCEWAKE_MEDIA_GEN9_REG 0xa270 +#define FORCEWAKE_ACK_MEDIA_GEN9_REG 0x0D88 +#define FORCEWAKE_ACK_HSW_REG 0x130044 + #endif diff --git a/drivers/gpu/drm/i915/gvt/vgpu.c b/drivers/gpu/drm/i915/gvt/vgpu.c index 53308698929a..2d4aaa781757 100644 --- a/drivers/gpu/drm/i915/gvt/vgpu.c +++ b/drivers/gpu/drm/i915/gvt/vgpu.c @@ -52,6 +52,11 @@ static int setup_vgpu_mmio(struct intel_vgpu *vgpu) memcpy(vgpu->mmio.vreg, gvt->firmware.mmio, info->mmio_size); memcpy(vgpu->mmio.sreg, gvt->firmware.mmio, info->mmio_size); + + vgpu_vreg(vgpu, GEN6_GT_THREAD_STATUS_REG) = 0; + + /* set the bit 0:2(Core C-State ) to C0 */ + vgpu_vreg(vgpu, GEN6_GT_CORE_STATUS) = 0; return 0; } -- cgit v1.2.3 From 04d348ae3f0aea6523bc3b0688b5fc90c1c60d0e Mon Sep 17 00:00:00 2001 From: Zhi Wang Date: Mon, 25 Apr 2016 18:28:56 -0400 Subject: drm/i915/gvt: vGPU display virtualization This patch introduces the GVT-g display virtualization. It consists a collection of display MMIO handlers, like power well register handler, pipe register handler, plane register handler, which will emulate all display MMIOs behavior to support virtual mode setting sequence for guest. Signed-off-by: Bing Niu Signed-off-by: Zhi Wang Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/Makefile | 2 +- drivers/gpu/drm/i915/gvt/debug.h | 3 + drivers/gpu/drm/i915/gvt/display.c | 329 ++++++++++ drivers/gpu/drm/i915/gvt/display.h | 163 +++++ drivers/gpu/drm/i915/gvt/edid.c | 531 +++++++++++++++++ drivers/gpu/drm/i915/gvt/edid.h | 150 +++++ drivers/gpu/drm/i915/gvt/gvt.c | 54 ++ drivers/gpu/drm/i915/gvt/gvt.h | 30 + drivers/gpu/drm/i915/gvt/handlers.c | 1091 ++++++++++++++++++++++++++++++---- drivers/gpu/drm/i915/gvt/interrupt.c | 26 + drivers/gpu/drm/i915/gvt/interrupt.h | 6 + drivers/gpu/drm/i915/gvt/vgpu.c | 7 + 12 files changed, 2277 insertions(+), 115 deletions(-) create mode 100644 drivers/gpu/drm/i915/gvt/display.c create mode 100644 drivers/gpu/drm/i915/gvt/display.h create mode 100644 drivers/gpu/drm/i915/gvt/edid.c create mode 100644 drivers/gpu/drm/i915/gvt/edid.h (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/Makefile b/drivers/gpu/drm/i915/gvt/Makefile index 1a783a19bc4d..f87cd7fe9574 100644 --- a/drivers/gpu/drm/i915/gvt/Makefile +++ b/drivers/gpu/drm/i915/gvt/Makefile @@ -1,6 +1,6 @@ GVT_DIR := gvt GVT_SOURCE := gvt.o aperture_gm.o handlers.o vgpu.o trace_points.o firmware.o \ - interrupt.o gtt.o cfg_space.o opregion.o mmio.o + interrupt.o gtt.o cfg_space.o opregion.o mmio.o display.o edid.o ccflags-y += -I$(src) -I$(src)/$(GVT_DIR) -Wall i915-y += $(addprefix $(GVT_DIR)/, $(GVT_SOURCE)) diff --git a/drivers/gpu/drm/i915/gvt/debug.h b/drivers/gpu/drm/i915/gvt/debug.h index 47fabb065ac5..5c21c585ac00 100644 --- a/drivers/gpu/drm/i915/gvt/debug.h +++ b/drivers/gpu/drm/i915/gvt/debug.h @@ -39,4 +39,7 @@ #define gvt_dbg_mmio(fmt, args...) \ DRM_DEBUG_DRIVER("gvt: mmio: "fmt, ##args) +#define gvt_dbg_dpy(fmt, args...) \ + DRM_DEBUG_DRIVER("gvt: dpy: "fmt, ##args) + #endif diff --git a/drivers/gpu/drm/i915/gvt/display.c b/drivers/gpu/drm/i915/gvt/display.c new file mode 100644 index 000000000000..534000b91681 --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/display.c @@ -0,0 +1,329 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Ke Yu + * Zhiyuan Lv + * + * Contributors: + * Terrence Xu + * Changbin Du + * Bing Niu + * Zhi Wang + * + */ + +#include "i915_drv.h" + +static int get_edp_pipe(struct intel_vgpu *vgpu) +{ + u32 data = vgpu_vreg(vgpu, _TRANS_DDI_FUNC_CTL_EDP); + int pipe = -1; + + switch (data & TRANS_DDI_EDP_INPUT_MASK) { + case TRANS_DDI_EDP_INPUT_A_ON: + case TRANS_DDI_EDP_INPUT_A_ONOFF: + pipe = PIPE_A; + break; + case TRANS_DDI_EDP_INPUT_B_ONOFF: + pipe = PIPE_B; + break; + case TRANS_DDI_EDP_INPUT_C_ONOFF: + pipe = PIPE_C; + break; + } + return pipe; +} + +static int edp_pipe_is_enabled(struct intel_vgpu *vgpu) +{ + struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; + + if (!(vgpu_vreg(vgpu, PIPECONF(_PIPE_EDP)) & PIPECONF_ENABLE)) + return 0; + + if (!(vgpu_vreg(vgpu, _TRANS_DDI_FUNC_CTL_EDP) & TRANS_DDI_FUNC_ENABLE)) + return 0; + return 1; +} + +static int pipe_is_enabled(struct intel_vgpu *vgpu, int pipe) +{ + struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; + + if (WARN_ON(pipe < PIPE_A || pipe >= I915_MAX_PIPES)) + return -EINVAL; + + if (vgpu_vreg(vgpu, PIPECONF(pipe)) & PIPECONF_ENABLE) + return 1; + + if (edp_pipe_is_enabled(vgpu) && + get_edp_pipe(vgpu) == pipe) + return 1; + return 0; +} + +/* EDID with 1024x768 as its resolution */ +static unsigned char virtual_dp_monitor_edid[] = { + /*Header*/ + 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, + /* Vendor & Product Identification */ + 0x22, 0xf0, 0x54, 0x29, 0x00, 0x00, 0x00, 0x00, 0x04, 0x17, + /* Version & Revision */ + 0x01, 0x04, + /* Basic Display Parameters & Features */ + 0xa5, 0x34, 0x20, 0x78, 0x23, + /* Color Characteristics */ + 0xfc, 0x81, 0xa4, 0x55, 0x4d, 0x9d, 0x25, 0x12, 0x50, 0x54, + /* Established Timings: maximum resolution is 1024x768 */ + 0x21, 0x08, 0x00, + /* Standard Timings. All invalid */ + 0x00, 0xc0, 0x00, 0xc0, 0x00, 0x40, 0x00, 0x80, 0x00, 0x00, + 0x00, 0x40, 0x00, 0x00, 0x00, 0x01, + /* 18 Byte Data Blocks 1: invalid */ + 0x00, 0x00, 0x80, 0xa0, 0x70, 0xb0, + 0x23, 0x40, 0x30, 0x20, 0x36, 0x00, 0x06, 0x44, 0x21, 0x00, 0x00, 0x1a, + /* 18 Byte Data Blocks 2: invalid */ + 0x00, 0x00, 0x00, 0xfd, 0x00, 0x18, 0x3c, 0x18, 0x50, 0x11, 0x00, 0x0a, + 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, + /* 18 Byte Data Blocks 3: invalid */ + 0x00, 0x00, 0x00, 0xfc, 0x00, 0x48, + 0x50, 0x20, 0x5a, 0x52, 0x32, 0x34, 0x34, 0x30, 0x77, 0x0a, 0x20, 0x20, + /* 18 Byte Data Blocks 4: invalid */ + 0x00, 0x00, 0x00, 0xff, 0x00, 0x43, 0x4e, 0x34, 0x33, 0x30, 0x34, 0x30, + 0x44, 0x58, 0x51, 0x0a, 0x20, 0x20, + /* Extension Block Count */ + 0x00, + /* Checksum */ + 0xef, +}; + +#define DPCD_HEADER_SIZE 0xb + +u8 dpcd_fix_data[DPCD_HEADER_SIZE] = { + 0x11, 0x0a, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 +}; + +static void emulate_monitor_status_change(struct intel_vgpu *vgpu) +{ + struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; + vgpu_vreg(vgpu, SDEISR) &= ~(SDE_PORTB_HOTPLUG_CPT | + SDE_PORTC_HOTPLUG_CPT | + SDE_PORTD_HOTPLUG_CPT); + + if (IS_SKYLAKE(dev_priv)) + vgpu_vreg(vgpu, SDEISR) &= ~(SDE_PORTA_HOTPLUG_SPT | + SDE_PORTE_HOTPLUG_SPT); + + if (intel_vgpu_has_monitor_on_port(vgpu, PORT_B)) + vgpu_vreg(vgpu, SDEISR) |= SDE_PORTB_HOTPLUG_CPT; + + if (intel_vgpu_has_monitor_on_port(vgpu, PORT_C)) + vgpu_vreg(vgpu, SDEISR) |= SDE_PORTC_HOTPLUG_CPT; + + if (intel_vgpu_has_monitor_on_port(vgpu, PORT_D)) + vgpu_vreg(vgpu, SDEISR) |= SDE_PORTD_HOTPLUG_CPT; + + if (IS_SKYLAKE(dev_priv) && + intel_vgpu_has_monitor_on_port(vgpu, PORT_E)) { + vgpu_vreg(vgpu, SDEISR) |= SDE_PORTE_HOTPLUG_SPT; + } + + if (intel_vgpu_has_monitor_on_port(vgpu, PORT_A)) { + if (IS_BROADWELL(dev_priv)) + vgpu_vreg(vgpu, GEN8_DE_PORT_ISR) |= + GEN8_PORT_DP_A_HOTPLUG; + else + vgpu_vreg(vgpu, SDEISR) |= SDE_PORTA_HOTPLUG_SPT; + } +} + +static void clean_virtual_dp_monitor(struct intel_vgpu *vgpu, int port_num) +{ + struct intel_vgpu_port *port = intel_vgpu_port(vgpu, port_num); + + kfree(port->edid); + port->edid = NULL; + + kfree(port->dpcd); + port->dpcd = NULL; +} + +static int setup_virtual_dp_monitor(struct intel_vgpu *vgpu, int port_num, + int type) +{ + struct intel_vgpu_port *port = intel_vgpu_port(vgpu, port_num); + + port->edid = kzalloc(sizeof(*(port->edid)), GFP_KERNEL); + if (!port->edid) + return -ENOMEM; + + port->dpcd = kzalloc(sizeof(*(port->dpcd)), GFP_KERNEL); + if (!port->dpcd) { + kfree(port->edid); + return -ENOMEM; + } + + memcpy(port->edid->edid_block, virtual_dp_monitor_edid, + EDID_SIZE); + port->edid->data_valid = true; + + memcpy(port->dpcd->data, dpcd_fix_data, DPCD_HEADER_SIZE); + port->dpcd->data_valid = true; + port->dpcd->data[DPCD_SINK_COUNT] = 0x1; + port->type = type; + + emulate_monitor_status_change(vgpu); + return 0; +} + +/** + * intel_gvt_check_vblank_emulation - check if vblank emulation timer should + * be turned on/off when a virtual pipe is enabled/disabled. + * @gvt: a GVT device + * + * This function is used to turn on/off vblank timer according to currently + * enabled/disabled virtual pipes. + * + */ +void intel_gvt_check_vblank_emulation(struct intel_gvt *gvt) +{ + struct intel_gvt_irq *irq = &gvt->irq; + struct intel_vgpu *vgpu; + bool have_enabled_pipe = false; + int pipe, id; + + if (WARN_ON(!mutex_is_locked(&gvt->lock))) + return; + + hrtimer_cancel(&irq->vblank_timer.timer); + + for_each_active_vgpu(gvt, vgpu, id) { + for (pipe = 0; pipe < I915_MAX_PIPES; pipe++) { + have_enabled_pipe = + pipe_is_enabled(vgpu, pipe); + if (have_enabled_pipe) + break; + } + } + + if (have_enabled_pipe) + hrtimer_start(&irq->vblank_timer.timer, + ktime_add_ns(ktime_get(), irq->vblank_timer.period), + HRTIMER_MODE_ABS); +} + +static void emulate_vblank_on_pipe(struct intel_vgpu *vgpu, int pipe) +{ + struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; + struct intel_vgpu_irq *irq = &vgpu->irq; + int vblank_event[] = { + [PIPE_A] = PIPE_A_VBLANK, + [PIPE_B] = PIPE_B_VBLANK, + [PIPE_C] = PIPE_C_VBLANK, + }; + int event; + + if (pipe < PIPE_A || pipe > PIPE_C) + return; + + for_each_set_bit(event, irq->flip_done_event[pipe], + INTEL_GVT_EVENT_MAX) { + clear_bit(event, irq->flip_done_event[pipe]); + if (!pipe_is_enabled(vgpu, pipe)) + continue; + + vgpu_vreg(vgpu, PIPE_FLIPCOUNT_G4X(pipe))++; + intel_vgpu_trigger_virtual_event(vgpu, event); + } + + if (pipe_is_enabled(vgpu, pipe)) { + vgpu_vreg(vgpu, PIPE_FRMCOUNT_G4X(pipe))++; + intel_vgpu_trigger_virtual_event(vgpu, vblank_event[pipe]); + } +} + +static void emulate_vblank(struct intel_vgpu *vgpu) +{ + int pipe; + + for_each_pipe(vgpu->gvt->dev_priv, pipe) + emulate_vblank_on_pipe(vgpu, pipe); +} + +/** + * intel_gvt_emulate_vblank - trigger vblank events for vGPUs on GVT device + * @gvt: a GVT device + * + * This function is used to trigger vblank interrupts for vGPUs on GVT device + * + */ +void intel_gvt_emulate_vblank(struct intel_gvt *gvt) +{ + struct intel_vgpu *vgpu; + int id; + + if (WARN_ON(!mutex_is_locked(&gvt->lock))) + return; + + for_each_active_vgpu(gvt, vgpu, id) + emulate_vblank(vgpu); +} + +/** + * intel_vgpu_clean_display - clean vGPU virtual display emulation + * @vgpu: a vGPU + * + * This function is used to clean vGPU virtual display emulation stuffs + * + */ +void intel_vgpu_clean_display(struct intel_vgpu *vgpu) +{ + struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; + + if (IS_SKYLAKE(dev_priv)) + clean_virtual_dp_monitor(vgpu, PORT_D); + else + clean_virtual_dp_monitor(vgpu, PORT_B); +} + +/** + * intel_vgpu_init_display- initialize vGPU virtual display emulation + * @vgpu: a vGPU + * + * This function is used to initialize vGPU virtual display emulation stuffs + * + * Returns: + * Zero on success, negative error code if failed. + * + */ +int intel_vgpu_init_display(struct intel_vgpu *vgpu) +{ + struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; + + intel_vgpu_init_i2c_edid(vgpu); + + if (IS_SKYLAKE(dev_priv)) + return setup_virtual_dp_monitor(vgpu, PORT_D, GVT_DP_D); + else + return setup_virtual_dp_monitor(vgpu, PORT_B, GVT_DP_B); +} diff --git a/drivers/gpu/drm/i915/gvt/display.h b/drivers/gpu/drm/i915/gvt/display.h new file mode 100644 index 000000000000..7a60cb848268 --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/display.h @@ -0,0 +1,163 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Ke Yu + * Zhiyuan Lv + * + * Contributors: + * Terrence Xu + * Changbin Du + * Bing Niu + * Zhi Wang + * + */ + +#ifndef _GVT_DISPLAY_H_ +#define _GVT_DISPLAY_H_ + +#define SBI_REG_MAX 20 +#define DPCD_SIZE 0x700 + +#define intel_vgpu_port(vgpu, port) \ + (&(vgpu->display.ports[port])) + +#define intel_vgpu_has_monitor_on_port(vgpu, port) \ + (intel_vgpu_port(vgpu, port)->edid && \ + intel_vgpu_port(vgpu, port)->edid->data_valid) + +#define intel_vgpu_port_is_dp(vgpu, port) \ + ((intel_vgpu_port(vgpu, port)->type == GVT_DP_A) || \ + (intel_vgpu_port(vgpu, port)->type == GVT_DP_B) || \ + (intel_vgpu_port(vgpu, port)->type == GVT_DP_C) || \ + (intel_vgpu_port(vgpu, port)->type == GVT_DP_D)) + +#define INTEL_GVT_MAX_UEVENT_VARS 3 + +/* DPCD start */ +#define DPCD_SIZE 0x700 + +/* DPCD */ +#define DP_SET_POWER 0x600 +#define DP_SET_POWER_D0 0x1 +#define AUX_NATIVE_WRITE 0x8 +#define AUX_NATIVE_READ 0x9 + +#define AUX_NATIVE_REPLY_MASK (0x3 << 4) +#define AUX_NATIVE_REPLY_ACK (0x0 << 4) +#define AUX_NATIVE_REPLY_NAK (0x1 << 4) +#define AUX_NATIVE_REPLY_DEFER (0x2 << 4) + +#define AUX_BURST_SIZE 16 + +/* DPCD addresses */ +#define DPCD_REV 0x000 +#define DPCD_MAX_LINK_RATE 0x001 +#define DPCD_MAX_LANE_COUNT 0x002 + +#define DPCD_TRAINING_PATTERN_SET 0x102 +#define DPCD_SINK_COUNT 0x200 +#define DPCD_LANE0_1_STATUS 0x202 +#define DPCD_LANE2_3_STATUS 0x203 +#define DPCD_LANE_ALIGN_STATUS_UPDATED 0x204 +#define DPCD_SINK_STATUS 0x205 + +/* link training */ +#define DPCD_TRAINING_PATTERN_SET_MASK 0x03 +#define DPCD_LINK_TRAINING_DISABLED 0x00 +#define DPCD_TRAINING_PATTERN_1 0x01 +#define DPCD_TRAINING_PATTERN_2 0x02 + +#define DPCD_CP_READY_MASK (1 << 6) + +/* lane status */ +#define DPCD_LANES_CR_DONE 0x11 +#define DPCD_LANES_EQ_DONE 0x22 +#define DPCD_SYMBOL_LOCKED 0x44 + +#define DPCD_INTERLANE_ALIGN_DONE 0x01 + +#define DPCD_SINK_IN_SYNC 0x03 +/* DPCD end */ + +#define SBI_RESPONSE_MASK 0x3 +#define SBI_RESPONSE_SHIFT 0x1 +#define SBI_STAT_MASK 0x1 +#define SBI_STAT_SHIFT 0x0 +#define SBI_OPCODE_SHIFT 8 +#define SBI_OPCODE_MASK (0xff << SBI_OPCODE_SHIFT) +#define SBI_CMD_IORD 2 +#define SBI_CMD_IOWR 3 +#define SBI_CMD_CRRD 6 +#define SBI_CMD_CRWR 7 +#define SBI_ADDR_OFFSET_SHIFT 16 +#define SBI_ADDR_OFFSET_MASK (0xffff << SBI_ADDR_OFFSET_SHIFT) + +struct intel_vgpu_sbi_register { + unsigned int offset; + u32 value; +}; + +struct intel_vgpu_sbi { + int number; + struct intel_vgpu_sbi_register registers[SBI_REG_MAX]; +}; + +enum intel_gvt_plane_type { + PRIMARY_PLANE = 0, + CURSOR_PLANE, + SPRITE_PLANE, + MAX_PLANE +}; + +struct intel_vgpu_dpcd_data { + bool data_valid; + u8 data[DPCD_SIZE]; +}; + +enum intel_vgpu_port_type { + GVT_CRT = 0, + GVT_DP_A, + GVT_DP_B, + GVT_DP_C, + GVT_DP_D, + GVT_HDMI_B, + GVT_HDMI_C, + GVT_HDMI_D, + GVT_PORT_MAX +}; + +struct intel_vgpu_port { + /* per display EDID information */ + struct intel_vgpu_edid_data *edid; + /* per display DPCD information */ + struct intel_vgpu_dpcd_data *dpcd; + int type; +}; + +void intel_gvt_emulate_vblank(struct intel_gvt *gvt); +void intel_gvt_check_vblank_emulation(struct intel_gvt *gvt); + +int intel_vgpu_init_display(struct intel_vgpu *vgpu); +void intel_vgpu_clean_display(struct intel_vgpu *vgpu); + +#endif diff --git a/drivers/gpu/drm/i915/gvt/edid.c b/drivers/gpu/drm/i915/gvt/edid.c new file mode 100644 index 000000000000..a07e4276126c --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/edid.c @@ -0,0 +1,531 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Ke Yu + * Zhiyuan Lv + * + * Contributors: + * Terrence Xu + * Changbin Du + * Bing Niu + * Zhi Wang + * + */ + +#include "i915_drv.h" + +#define GMBUS1_TOTAL_BYTES_SHIFT 16 +#define GMBUS1_TOTAL_BYTES_MASK 0x1ff +#define gmbus1_total_byte_count(v) (((v) >> \ + GMBUS1_TOTAL_BYTES_SHIFT) & GMBUS1_TOTAL_BYTES_MASK) +#define gmbus1_slave_addr(v) (((v) & 0xff) >> 1) +#define gmbus1_slave_index(v) (((v) >> 8) & 0xff) +#define gmbus1_bus_cycle(v) (((v) >> 25) & 0x7) + +/* GMBUS0 bits definitions */ +#define _GMBUS_PIN_SEL_MASK (0x7) + +static unsigned char edid_get_byte(struct intel_vgpu *vgpu) +{ + struct intel_vgpu_i2c_edid *edid = &vgpu->display.i2c_edid; + unsigned char chr = 0; + + if (edid->state == I2C_NOT_SPECIFIED || !edid->slave_selected) { + gvt_err("Driver tries to read EDID without proper sequence!\n"); + return 0; + } + if (edid->current_edid_read >= EDID_SIZE) { + gvt_err("edid_get_byte() exceeds the size of EDID!\n"); + return 0; + } + + if (!edid->edid_available) { + gvt_err("Reading EDID but EDID is not available!\n"); + return 0; + } + + if (intel_vgpu_has_monitor_on_port(vgpu, edid->port)) { + struct intel_vgpu_edid_data *edid_data = + intel_vgpu_port(vgpu, edid->port)->edid; + + chr = edid_data->edid_block[edid->current_edid_read]; + edid->current_edid_read++; + } else { + gvt_err("No EDID available during the reading?\n"); + } + return chr; +} + +static inline int get_port_from_gmbus0(u32 gmbus0) +{ + int port_select = gmbus0 & _GMBUS_PIN_SEL_MASK; + int port = -EINVAL; + + if (port_select == 2) + port = PORT_E; + else if (port_select == 4) + port = PORT_C; + else if (port_select == 5) + port = PORT_B; + else if (port_select == 6) + port = PORT_D; + return port; +} + +static void reset_gmbus_controller(struct intel_vgpu *vgpu) +{ + vgpu_vreg(vgpu, PCH_GMBUS2) = GMBUS_HW_RDY; + if (!vgpu->display.i2c_edid.edid_available) + vgpu_vreg(vgpu, PCH_GMBUS2) |= GMBUS_SATOER; + vgpu->display.i2c_edid.gmbus.phase = GMBUS_IDLE_PHASE; +} + +/* GMBUS0 */ +static int gmbus0_mmio_write(struct intel_vgpu *vgpu, + unsigned int offset, void *p_data, unsigned int bytes) +{ + int port, pin_select; + + memcpy(&vgpu_vreg(vgpu, offset), p_data, bytes); + + pin_select = vgpu_vreg(vgpu, offset) & _GMBUS_PIN_SEL_MASK; + + intel_vgpu_init_i2c_edid(vgpu); + + if (pin_select == 0) + return 0; + + port = get_port_from_gmbus0(pin_select); + if (WARN_ON(port < 0)) + return 0; + + vgpu->display.i2c_edid.state = I2C_GMBUS; + vgpu->display.i2c_edid.gmbus.phase = GMBUS_IDLE_PHASE; + + vgpu_vreg(vgpu, PCH_GMBUS2) &= ~GMBUS_ACTIVE; + vgpu_vreg(vgpu, PCH_GMBUS2) |= GMBUS_HW_RDY | GMBUS_HW_WAIT_PHASE; + + if (intel_vgpu_has_monitor_on_port(vgpu, port) && + !intel_vgpu_port_is_dp(vgpu, port)) { + vgpu->display.i2c_edid.port = port; + vgpu->display.i2c_edid.edid_available = true; + vgpu_vreg(vgpu, PCH_GMBUS2) &= ~GMBUS_SATOER; + } else + vgpu_vreg(vgpu, PCH_GMBUS2) |= GMBUS_SATOER; + return 0; +} + +static int gmbus1_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + struct intel_vgpu_i2c_edid *i2c_edid = &vgpu->display.i2c_edid; + u32 slave_addr; + u32 wvalue = *(u32 *)p_data; + + if (vgpu_vreg(vgpu, offset) & GMBUS_SW_CLR_INT) { + if (!(wvalue & GMBUS_SW_CLR_INT)) { + vgpu_vreg(vgpu, offset) &= ~GMBUS_SW_CLR_INT; + reset_gmbus_controller(vgpu); + } + /* + * TODO: "This bit is cleared to zero when an event + * causes the HW_RDY bit transition to occur " + */ + } else { + /* + * per bspec setting this bit can cause: + * 1) INT status bit cleared + * 2) HW_RDY bit asserted + */ + if (wvalue & GMBUS_SW_CLR_INT) { + vgpu_vreg(vgpu, PCH_GMBUS2) &= ~GMBUS_INT; + vgpu_vreg(vgpu, PCH_GMBUS2) |= GMBUS_HW_RDY; + } + + /* For virtualization, we suppose that HW is always ready, + * so GMBUS_SW_RDY should always be cleared + */ + if (wvalue & GMBUS_SW_RDY) + wvalue &= ~GMBUS_SW_RDY; + + i2c_edid->gmbus.total_byte_count = + gmbus1_total_byte_count(wvalue); + slave_addr = gmbus1_slave_addr(wvalue); + + /* vgpu gmbus only support EDID */ + if (slave_addr == EDID_ADDR) { + i2c_edid->slave_selected = true; + } else if (slave_addr != 0) { + gvt_dbg_dpy( + "vgpu%d: unsupported gmbus slave addr(0x%x)\n" + " gmbus operations will be ignored.\n", + vgpu->id, slave_addr); + } + + if (wvalue & GMBUS_CYCLE_INDEX) + i2c_edid->current_edid_read = + gmbus1_slave_index(wvalue); + + i2c_edid->gmbus.cycle_type = gmbus1_bus_cycle(wvalue); + switch (gmbus1_bus_cycle(wvalue)) { + case GMBUS_NOCYCLE: + break; + case GMBUS_STOP: + /* From spec: + * This can only cause a STOP to be generated + * if a GMBUS cycle is generated, the GMBUS is + * currently in a data/wait/idle phase, or it is in a + * WAIT phase + */ + if (gmbus1_bus_cycle(vgpu_vreg(vgpu, offset)) + != GMBUS_NOCYCLE) { + intel_vgpu_init_i2c_edid(vgpu); + /* After the 'stop' cycle, hw state would become + * 'stop phase' and then 'idle phase' after a + * few milliseconds. In emulation, we just set + * it as 'idle phase' ('stop phase' is not + * visible in gmbus interface) + */ + i2c_edid->gmbus.phase = GMBUS_IDLE_PHASE; + vgpu_vreg(vgpu, PCH_GMBUS2) &= ~GMBUS_ACTIVE; + } + break; + case NIDX_NS_W: + case IDX_NS_W: + case NIDX_STOP: + case IDX_STOP: + /* From hw spec the GMBUS phase + * transition like this: + * START (-->INDEX) -->DATA + */ + i2c_edid->gmbus.phase = GMBUS_DATA_PHASE; + vgpu_vreg(vgpu, PCH_GMBUS2) |= GMBUS_ACTIVE; + break; + default: + gvt_err("Unknown/reserved GMBUS cycle detected!\n"); + break; + } + /* + * From hw spec the WAIT state will be + * cleared: + * (1) in a new GMBUS cycle + * (2) by generating a stop + */ + vgpu_vreg(vgpu, offset) = wvalue; + } + return 0; +} + +static int gmbus3_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + WARN_ON(1); + return 0; +} + +static int gmbus3_mmio_read(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + int i; + unsigned char byte_data; + struct intel_vgpu_i2c_edid *i2c_edid = &vgpu->display.i2c_edid; + int byte_left = i2c_edid->gmbus.total_byte_count - + i2c_edid->current_edid_read; + int byte_count = byte_left; + u32 reg_data = 0; + + /* Data can only be recevied if previous settings correct */ + if (vgpu_vreg(vgpu, PCH_GMBUS1) & GMBUS_SLAVE_READ) { + if (byte_left <= 0) { + memcpy(p_data, &vgpu_vreg(vgpu, offset), bytes); + return 0; + } + + if (byte_count > 4) + byte_count = 4; + for (i = 0; i < byte_count; i++) { + byte_data = edid_get_byte(vgpu); + reg_data |= (byte_data << (i << 3)); + } + + memcpy(&vgpu_vreg(vgpu, offset), ®_data, byte_count); + memcpy(p_data, &vgpu_vreg(vgpu, offset), bytes); + + if (byte_left <= 4) { + switch (i2c_edid->gmbus.cycle_type) { + case NIDX_STOP: + case IDX_STOP: + i2c_edid->gmbus.phase = GMBUS_IDLE_PHASE; + break; + case NIDX_NS_W: + case IDX_NS_W: + default: + i2c_edid->gmbus.phase = GMBUS_WAIT_PHASE; + break; + } + intel_vgpu_init_i2c_edid(vgpu); + } + /* + * Read GMBUS3 during send operation, + * return the latest written value + */ + } else { + memcpy(p_data, &vgpu_vreg(vgpu, offset), bytes); + gvt_err("vgpu%d: warning: gmbus3 read with nothing returned\n", + vgpu->id); + } + return 0; +} + +static int gmbus2_mmio_read(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + u32 value = vgpu_vreg(vgpu, offset); + + if (!(vgpu_vreg(vgpu, offset) & GMBUS_INUSE)) + vgpu_vreg(vgpu, offset) |= GMBUS_INUSE; + memcpy(p_data, (void *)&value, bytes); + return 0; +} + +static int gmbus2_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + u32 wvalue = *(u32 *)p_data; + + if (wvalue & GMBUS_INUSE) + vgpu_vreg(vgpu, offset) &= ~GMBUS_INUSE; + /* All other bits are read-only */ + return 0; +} + +/** + * intel_gvt_i2c_handle_gmbus_read - emulate gmbus register mmio read + * @vgpu: a vGPU + * + * This function is used to emulate gmbus register mmio read + * + * Returns: + * Zero on success, negative error code if failed. + * + */ +int intel_gvt_i2c_handle_gmbus_read(struct intel_vgpu *vgpu, + unsigned int offset, void *p_data, unsigned int bytes) +{ + if (WARN_ON(bytes > 8 && (offset & (bytes - 1)))) + return -EINVAL; + + if (offset == i915_mmio_reg_offset(PCH_GMBUS2)) + return gmbus2_mmio_read(vgpu, offset, p_data, bytes); + else if (offset == i915_mmio_reg_offset(PCH_GMBUS3)) + return gmbus3_mmio_read(vgpu, offset, p_data, bytes); + + memcpy(p_data, &vgpu_vreg(vgpu, offset), bytes); + return 0; +} + +/** + * intel_gvt_i2c_handle_gmbus_write - emulate gmbus register mmio write + * @vgpu: a vGPU + * + * This function is used to emulate gmbus register mmio write + * + * Returns: + * Zero on success, negative error code if failed. + * + */ +int intel_gvt_i2c_handle_gmbus_write(struct intel_vgpu *vgpu, + unsigned int offset, void *p_data, unsigned int bytes) +{ + if (WARN_ON(bytes > 8 && (offset & (bytes - 1)))) + return -EINVAL; + + if (offset == i915_mmio_reg_offset(PCH_GMBUS0)) + return gmbus0_mmio_write(vgpu, offset, p_data, bytes); + else if (offset == i915_mmio_reg_offset(PCH_GMBUS1)) + return gmbus1_mmio_write(vgpu, offset, p_data, bytes); + else if (offset == i915_mmio_reg_offset(PCH_GMBUS2)) + return gmbus2_mmio_write(vgpu, offset, p_data, bytes); + else if (offset == i915_mmio_reg_offset(PCH_GMBUS3)) + return gmbus3_mmio_write(vgpu, offset, p_data, bytes); + + memcpy(&vgpu_vreg(vgpu, offset), p_data, bytes); + return 0; +} + +enum { + AUX_CH_CTL = 0, + AUX_CH_DATA1, + AUX_CH_DATA2, + AUX_CH_DATA3, + AUX_CH_DATA4, + AUX_CH_DATA5 +}; + +static inline int get_aux_ch_reg(unsigned int offset) +{ + int reg; + + switch (offset & 0xff) { + case 0x10: + reg = AUX_CH_CTL; + break; + case 0x14: + reg = AUX_CH_DATA1; + break; + case 0x18: + reg = AUX_CH_DATA2; + break; + case 0x1c: + reg = AUX_CH_DATA3; + break; + case 0x20: + reg = AUX_CH_DATA4; + break; + case 0x24: + reg = AUX_CH_DATA5; + break; + default: + reg = -1; + break; + } + return reg; +} + +#define AUX_CTL_MSG_LENGTH(reg) \ + ((reg & DP_AUX_CH_CTL_MESSAGE_SIZE_MASK) >> \ + DP_AUX_CH_CTL_MESSAGE_SIZE_SHIFT) + +/** + * intel_gvt_i2c_handle_aux_ch_write - emulate AUX channel register write + * @vgpu: a vGPU + * + * This function is used to emulate AUX channel register write + * + */ +void intel_gvt_i2c_handle_aux_ch_write(struct intel_vgpu *vgpu, + int port_idx, + unsigned int offset, + void *p_data) +{ + struct intel_vgpu_i2c_edid *i2c_edid = &vgpu->display.i2c_edid; + int msg_length, ret_msg_size; + int msg, addr, ctrl, op; + u32 value = *(u32 *)p_data; + int aux_data_for_write = 0; + int reg = get_aux_ch_reg(offset); + + if (reg != AUX_CH_CTL) { + vgpu_vreg(vgpu, offset) = value; + return; + } + + msg_length = AUX_CTL_MSG_LENGTH(value); + // check the msg in DATA register. + msg = vgpu_vreg(vgpu, offset + 4); + addr = (msg >> 8) & 0xffff; + ctrl = (msg >> 24) & 0xff; + op = ctrl >> 4; + if (!(value & DP_AUX_CH_CTL_SEND_BUSY)) { + /* The ctl write to clear some states */ + return; + } + + /* Always set the wanted value for vms. */ + ret_msg_size = (((op & 0x1) == GVT_AUX_I2C_READ) ? 2 : 1); + vgpu_vreg(vgpu, offset) = + DP_AUX_CH_CTL_DONE | + ((ret_msg_size << DP_AUX_CH_CTL_MESSAGE_SIZE_SHIFT) & + DP_AUX_CH_CTL_MESSAGE_SIZE_MASK); + + if (msg_length == 3) { + if (!(op & GVT_AUX_I2C_MOT)) { + /* stop */ + intel_vgpu_init_i2c_edid(vgpu); + } else { + /* start or restart */ + i2c_edid->aux_ch.i2c_over_aux_ch = true; + i2c_edid->aux_ch.aux_ch_mot = true; + if (addr == 0) { + /* reset the address */ + intel_vgpu_init_i2c_edid(vgpu); + } else if (addr == EDID_ADDR) { + i2c_edid->state = I2C_AUX_CH; + i2c_edid->port = port_idx; + i2c_edid->slave_selected = true; + if (intel_vgpu_has_monitor_on_port(vgpu, + port_idx) && + intel_vgpu_port_is_dp(vgpu, port_idx)) + i2c_edid->edid_available = true; + } + } + } else if ((op & 0x1) == GVT_AUX_I2C_WRITE) { + /* TODO + * We only support EDID reading from I2C_over_AUX. And + * we do not expect the index mode to be used. Right now + * the WRITE operation is ignored. It is good enough to + * support the gfx driver to do EDID access. + */ + } else { + if (WARN_ON((op & 0x1) != GVT_AUX_I2C_READ)) + return; + if (WARN_ON(msg_length != 4)) + return; + if (i2c_edid->edid_available && i2c_edid->slave_selected) { + unsigned char val = edid_get_byte(vgpu); + + aux_data_for_write = (val << 16); + } + } + /* write the return value in AUX_CH_DATA reg which includes: + * ACK of I2C_WRITE + * returned byte if it is READ + */ + + aux_data_for_write |= (GVT_AUX_I2C_REPLY_ACK & 0xff) << 24; + vgpu_vreg(vgpu, offset + 4) = aux_data_for_write; +} + +/** + * intel_vgpu_init_i2c_edid - initialize vGPU i2c edid emulation + * @vgpu: a vGPU + * + * This function is used to initialize vGPU i2c edid emulation stuffs + * + */ +void intel_vgpu_init_i2c_edid(struct intel_vgpu *vgpu) +{ + struct intel_vgpu_i2c_edid *edid = &vgpu->display.i2c_edid; + + edid->state = I2C_NOT_SPECIFIED; + + edid->port = -1; + edid->slave_selected = false; + edid->edid_available = false; + edid->current_edid_read = 0; + + memset(&edid->gmbus, 0, sizeof(struct intel_vgpu_i2c_gmbus)); + + edid->aux_ch.i2c_over_aux_ch = false; + edid->aux_ch.aux_ch_mot = false; +} diff --git a/drivers/gpu/drm/i915/gvt/edid.h b/drivers/gpu/drm/i915/gvt/edid.h new file mode 100644 index 000000000000..de366b1d5196 --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/edid.h @@ -0,0 +1,150 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Ke Yu + * Zhiyuan Lv + * + * Contributors: + * Terrence Xu + * Changbin Du + * Bing Niu + * Zhi Wang + * + */ + +#ifndef _GVT_EDID_H_ +#define _GVT_EDID_H_ + +#define EDID_SIZE 128 +#define EDID_ADDR 0x50 /* Linux hvm EDID addr */ + +#define GVT_AUX_NATIVE_WRITE 0x8 +#define GVT_AUX_NATIVE_READ 0x9 +#define GVT_AUX_I2C_WRITE 0x0 +#define GVT_AUX_I2C_READ 0x1 +#define GVT_AUX_I2C_STATUS 0x2 +#define GVT_AUX_I2C_MOT 0x4 +#define GVT_AUX_I2C_REPLY_ACK (0x0 << 6) + +struct intel_vgpu_edid_data { + bool data_valid; + unsigned char edid_block[EDID_SIZE]; +}; + +enum gmbus_cycle_type { + GMBUS_NOCYCLE = 0x0, + NIDX_NS_W = 0x1, + IDX_NS_W = 0x3, + GMBUS_STOP = 0x4, + NIDX_STOP = 0x5, + IDX_STOP = 0x7 +}; + +/* + * States of GMBUS + * + * GMBUS0-3 could be related to the EDID virtualization. Another two GMBUS + * registers, GMBUS4 (interrupt mask) and GMBUS5 (2 byte indes register), are + * not considered here. Below describes the usage of GMBUS registers that are + * cared by the EDID virtualization + * + * GMBUS0: + * R/W + * port selection. value of bit0 - bit2 corresponds to the GPIO registers. + * + * GMBUS1: + * R/W Protect + * Command and Status. + * bit0 is the direction bit: 1 is read; 0 is write. + * bit1 - bit7 is slave 7-bit address. + * bit16 - bit24 total byte count (ignore?) + * + * GMBUS2: + * Most of bits are read only except bit 15 (IN_USE) + * Status register + * bit0 - bit8 current byte count + * bit 11: hardware ready; + * + * GMBUS3: + * Read/Write + * Data for transfer + */ + +/* From hw specs, Other phases like START, ADDRESS, INDEX + * are invisible to GMBUS MMIO interface. So no definitions + * in below enum types + */ +enum gvt_gmbus_phase { + GMBUS_IDLE_PHASE = 0, + GMBUS_DATA_PHASE, + GMBUS_WAIT_PHASE, + //GMBUS_STOP_PHASE, + GMBUS_MAX_PHASE +}; + +struct intel_vgpu_i2c_gmbus { + unsigned int total_byte_count; /* from GMBUS1 */ + enum gmbus_cycle_type cycle_type; + enum gvt_gmbus_phase phase; +}; + +struct intel_vgpu_i2c_aux_ch { + bool i2c_over_aux_ch; + bool aux_ch_mot; +}; + +enum i2c_state { + I2C_NOT_SPECIFIED = 0, + I2C_GMBUS = 1, + I2C_AUX_CH = 2 +}; + +/* I2C sequences cannot interleave. + * GMBUS and AUX_CH sequences cannot interleave. + */ +struct intel_vgpu_i2c_edid { + enum i2c_state state; + + unsigned int port; + bool slave_selected; + bool edid_available; + unsigned int current_edid_read; + + struct intel_vgpu_i2c_gmbus gmbus; + struct intel_vgpu_i2c_aux_ch aux_ch; +}; + +void intel_vgpu_init_i2c_edid(struct intel_vgpu *vgpu); + +int intel_gvt_i2c_handle_gmbus_read(struct intel_vgpu *vgpu, + unsigned int offset, void *p_data, unsigned int bytes); + +int intel_gvt_i2c_handle_gmbus_write(struct intel_vgpu *vgpu, + unsigned int offset, void *p_data, unsigned int bytes); + +void intel_gvt_i2c_handle_aux_ch_write(struct intel_vgpu *vgpu, + int port_idx, + unsigned int offset, + void *p_data); + +#endif /*_GVT_EDID_H_*/ diff --git a/drivers/gpu/drm/i915/gvt/gvt.c b/drivers/gpu/drm/i915/gvt/gvt.c index 6b5061bfebb0..27e1dd9a2570 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.c +++ b/drivers/gpu/drm/i915/gvt/gvt.c @@ -32,6 +32,7 @@ #include #include +#include #include "i915_drv.h" @@ -114,6 +115,52 @@ static void init_device_info(struct intel_gvt *gvt) } } +static int gvt_service_thread(void *data) +{ + struct intel_gvt *gvt = (struct intel_gvt *)data; + int ret; + + gvt_dbg_core("service thread start\n"); + + while (!kthread_should_stop()) { + ret = wait_event_interruptible(gvt->service_thread_wq, + kthread_should_stop() || gvt->service_request); + + if (kthread_should_stop()) + break; + + if (WARN_ONCE(ret, "service thread is waken up by signal.\n")) + continue; + + if (test_and_clear_bit(INTEL_GVT_REQUEST_EMULATE_VBLANK, + (void *)&gvt->service_request)) { + mutex_lock(&gvt->lock); + intel_gvt_emulate_vblank(gvt); + mutex_unlock(&gvt->lock); + } + } + + return 0; +} + +static void clean_service_thread(struct intel_gvt *gvt) +{ + kthread_stop(gvt->service_thread); +} + +static int init_service_thread(struct intel_gvt *gvt) +{ + init_waitqueue_head(&gvt->service_thread_wq); + + gvt->service_thread = kthread_run(gvt_service_thread, + gvt, "gvt_service_thread"); + if (IS_ERR(gvt->service_thread)) { + gvt_err("fail to start service thread.\n"); + return PTR_ERR(gvt->service_thread); + } + return 0; +} + /** * intel_gvt_clean_device - clean a GVT device * @gvt: intel gvt device @@ -129,6 +176,7 @@ void intel_gvt_clean_device(struct drm_i915_private *dev_priv) if (WARN_ON(!gvt->initialized)) return; + clean_service_thread(gvt); intel_gvt_clean_opregion(gvt); intel_gvt_clean_gtt(gvt); intel_gvt_clean_irq(gvt); @@ -191,10 +239,16 @@ int intel_gvt_init_device(struct drm_i915_private *dev_priv) if (ret) goto out_clean_gtt; + ret = init_service_thread(gvt); + if (ret) + goto out_clean_opregion; + gvt_dbg_core("gvt device creation is done\n"); gvt->initialized = true; return 0; +out_clean_opregion: + intel_gvt_clean_opregion(gvt); out_clean_gtt: intel_gvt_clean_gtt(gvt); out_clean_irq: diff --git a/drivers/gpu/drm/i915/gvt/gvt.h b/drivers/gpu/drm/i915/gvt/gvt.h index 2560c3aaac45..1619881dbd51 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.h +++ b/drivers/gpu/drm/i915/gvt/gvt.h @@ -39,6 +39,8 @@ #include "reg.h" #include "interrupt.h" #include "gtt.h" +#include "display.h" +#include "edid.h" #define GVT_MAX_VGPU 8 @@ -105,8 +107,12 @@ struct intel_vgpu_cfg_space { #define vgpu_cfg_space(vgpu) ((vgpu)->cfg_space.virtual_cfg_space) +#define INTEL_GVT_MAX_PIPE 4 + struct intel_vgpu_irq { bool irq_warn_once[INTEL_GVT_EVENT_MAX]; + DECLARE_BITMAP(flip_done_event[INTEL_GVT_MAX_PIPE], + INTEL_GVT_EVENT_MAX); }; struct intel_vgpu_opregion { @@ -117,6 +123,14 @@ struct intel_vgpu_opregion { #define vgpu_opregion(vgpu) (&(vgpu->opregion)) +#define INTEL_GVT_MAX_PORT 5 + +struct intel_vgpu_display { + struct intel_vgpu_i2c_edid i2c_edid; + struct intel_vgpu_port ports[INTEL_GVT_MAX_PORT]; + struct intel_vgpu_sbi sbi; +}; + struct intel_vgpu { struct intel_gvt *gvt; int id; @@ -131,6 +145,7 @@ struct intel_vgpu { struct intel_vgpu_irq irq; struct intel_vgpu_gtt gtt; struct intel_vgpu_opregion opregion; + struct intel_vgpu_display display; }; struct intel_gvt_gm { @@ -175,8 +190,23 @@ struct intel_gvt { struct intel_gvt_irq irq; struct intel_gvt_gtt gtt; struct intel_gvt_opregion opregion; + + struct task_struct *service_thread; + wait_queue_head_t service_thread_wq; + unsigned long service_request; }; +enum { + INTEL_GVT_REQUEST_EMULATE_VBLANK = 0, +}; + +static inline void intel_gvt_request_service(struct intel_gvt *gvt, + int service) +{ + set_bit(service, (void *)&gvt->service_request); + wake_up(&gvt->service_thread_wq); +} + void intel_gvt_free_firmware(struct intel_gvt *gvt); int intel_gvt_load_firmware(struct intel_gvt *gvt); diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c index b29c3bfdc599..194778b374ff 100644 --- a/drivers/gpu/drm/i915/gvt/handlers.c +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -251,6 +251,704 @@ static int gdrst_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, return 0; } +static int gmbus_mmio_read(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + return intel_gvt_i2c_handle_gmbus_read(vgpu, offset, p_data, bytes); +} + +static int gmbus_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + return intel_gvt_i2c_handle_gmbus_write(vgpu, offset, p_data, bytes); +} + +static int pch_pp_control_mmio_write(struct intel_vgpu *vgpu, + unsigned int offset, void *p_data, unsigned int bytes) +{ + write_vreg(vgpu, offset, p_data, bytes); + + if (vgpu_vreg(vgpu, offset) & PANEL_POWER_ON) { + vgpu_vreg(vgpu, PCH_PP_STATUS) |= PP_ON; + vgpu_vreg(vgpu, PCH_PP_STATUS) |= PP_SEQUENCE_STATE_ON_IDLE; + vgpu_vreg(vgpu, PCH_PP_STATUS) &= ~PP_SEQUENCE_POWER_DOWN; + vgpu_vreg(vgpu, PCH_PP_STATUS) &= ~PP_CYCLE_DELAY_ACTIVE; + + } else + vgpu_vreg(vgpu, PCH_PP_STATUS) &= + ~(PP_ON | PP_SEQUENCE_POWER_DOWN + | PP_CYCLE_DELAY_ACTIVE); + return 0; +} + +static int transconf_mmio_write(struct intel_vgpu *vgpu, + unsigned int offset, void *p_data, unsigned int bytes) +{ + write_vreg(vgpu, offset, p_data, bytes); + + if (vgpu_vreg(vgpu, offset) & TRANS_ENABLE) + vgpu_vreg(vgpu, offset) |= TRANS_STATE_ENABLE; + else + vgpu_vreg(vgpu, offset) &= ~TRANS_STATE_ENABLE; + return 0; +} + +static int lcpll_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + write_vreg(vgpu, offset, p_data, bytes); + + if (vgpu_vreg(vgpu, offset) & LCPLL_PLL_DISABLE) + vgpu_vreg(vgpu, offset) &= ~LCPLL_PLL_LOCK; + else + vgpu_vreg(vgpu, offset) |= LCPLL_PLL_LOCK; + + if (vgpu_vreg(vgpu, offset) & LCPLL_CD_SOURCE_FCLK) + vgpu_vreg(vgpu, offset) |= LCPLL_CD_SOURCE_FCLK_DONE; + else + vgpu_vreg(vgpu, offset) &= ~LCPLL_CD_SOURCE_FCLK_DONE; + + return 0; +} + +static int dpy_reg_mmio_read(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + *(u32 *)p_data = (1 << 17); + return 0; +} + +static int dpy_reg_mmio_read_2(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + *(u32 *)p_data = 3; + return 0; +} + +static int dpy_reg_mmio_read_3(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + *(u32 *)p_data = (0x2f << 16); + return 0; +} + +static int pipeconf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + u32 data; + + write_vreg(vgpu, offset, p_data, bytes); + data = vgpu_vreg(vgpu, offset); + + if (data & PIPECONF_ENABLE) + vgpu_vreg(vgpu, offset) |= I965_PIPECONF_ACTIVE; + else + vgpu_vreg(vgpu, offset) &= ~I965_PIPECONF_ACTIVE; + intel_gvt_check_vblank_emulation(vgpu->gvt); + return 0; +} + +static int ddi_buf_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + write_vreg(vgpu, offset, p_data, bytes); + + if (vgpu_vreg(vgpu, offset) & DDI_BUF_CTL_ENABLE) { + vgpu_vreg(vgpu, offset) &= ~DDI_BUF_IS_IDLE; + } else { + vgpu_vreg(vgpu, offset) |= DDI_BUF_IS_IDLE; + if (offset == i915_mmio_reg_offset(DDI_BUF_CTL(PORT_E))) + vgpu_vreg(vgpu, DP_TP_STATUS(PORT_E)) + &= ~DP_TP_STATUS_AUTOTRAIN_DONE; + } + return 0; +} + +static int fdi_rx_iir_mmio_write(struct intel_vgpu *vgpu, + unsigned int offset, void *p_data, unsigned int bytes) +{ + vgpu_vreg(vgpu, offset) &= ~*(u32 *)p_data; + return 0; +} + +#define FDI_LINK_TRAIN_PATTERN1 0 +#define FDI_LINK_TRAIN_PATTERN2 1 + +static int fdi_auto_training_started(struct intel_vgpu *vgpu) +{ + u32 ddi_buf_ctl = vgpu_vreg(vgpu, DDI_BUF_CTL(PORT_E)); + u32 rx_ctl = vgpu_vreg(vgpu, _FDI_RXA_CTL); + u32 tx_ctl = vgpu_vreg(vgpu, DP_TP_CTL(PORT_E)); + + if ((ddi_buf_ctl & DDI_BUF_CTL_ENABLE) && + (rx_ctl & FDI_RX_ENABLE) && + (rx_ctl & FDI_AUTO_TRAINING) && + (tx_ctl & DP_TP_CTL_ENABLE) && + (tx_ctl & DP_TP_CTL_FDI_AUTOTRAIN)) + return 1; + else + return 0; +} + +static int check_fdi_rx_train_status(struct intel_vgpu *vgpu, + enum pipe pipe, unsigned int train_pattern) +{ + i915_reg_t fdi_rx_imr, fdi_tx_ctl, fdi_rx_ctl; + unsigned int fdi_rx_check_bits, fdi_tx_check_bits; + unsigned int fdi_rx_train_bits, fdi_tx_train_bits; + unsigned int fdi_iir_check_bits; + + fdi_rx_imr = FDI_RX_IMR(pipe); + fdi_tx_ctl = FDI_TX_CTL(pipe); + fdi_rx_ctl = FDI_RX_CTL(pipe); + + if (train_pattern == FDI_LINK_TRAIN_PATTERN1) { + fdi_rx_train_bits = FDI_LINK_TRAIN_PATTERN_1_CPT; + fdi_tx_train_bits = FDI_LINK_TRAIN_PATTERN_1; + fdi_iir_check_bits = FDI_RX_BIT_LOCK; + } else if (train_pattern == FDI_LINK_TRAIN_PATTERN2) { + fdi_rx_train_bits = FDI_LINK_TRAIN_PATTERN_2_CPT; + fdi_tx_train_bits = FDI_LINK_TRAIN_PATTERN_2; + fdi_iir_check_bits = FDI_RX_SYMBOL_LOCK; + } else { + gvt_err("Invalid train pattern %d\n", train_pattern); + return -EINVAL; + } + + fdi_rx_check_bits = FDI_RX_ENABLE | fdi_rx_train_bits; + fdi_tx_check_bits = FDI_TX_ENABLE | fdi_tx_train_bits; + + /* If imr bit has been masked */ + if (vgpu_vreg(vgpu, fdi_rx_imr) & fdi_iir_check_bits) + return 0; + + if (((vgpu_vreg(vgpu, fdi_tx_ctl) & fdi_tx_check_bits) + == fdi_tx_check_bits) + && ((vgpu_vreg(vgpu, fdi_rx_ctl) & fdi_rx_check_bits) + == fdi_rx_check_bits)) + return 1; + else + return 0; +} + +#define INVALID_INDEX (~0U) + +static unsigned int calc_index(unsigned int offset, unsigned int start, + unsigned int next, unsigned int end, i915_reg_t i915_end) +{ + unsigned int range = next - start; + + if (!end) + end = i915_mmio_reg_offset(i915_end); + if (offset < start || offset > end) + return INVALID_INDEX; + offset -= start; + return offset / range; +} + +#define FDI_RX_CTL_TO_PIPE(offset) \ + calc_index(offset, _FDI_RXA_CTL, _FDI_RXB_CTL, 0, FDI_RX_CTL(PIPE_C)) + +#define FDI_TX_CTL_TO_PIPE(offset) \ + calc_index(offset, _FDI_TXA_CTL, _FDI_TXB_CTL, 0, FDI_TX_CTL(PIPE_C)) + +#define FDI_RX_IMR_TO_PIPE(offset) \ + calc_index(offset, _FDI_RXA_IMR, _FDI_RXB_IMR, 0, FDI_RX_IMR(PIPE_C)) + +static int update_fdi_rx_iir_status(struct intel_vgpu *vgpu, + unsigned int offset, void *p_data, unsigned int bytes) +{ + i915_reg_t fdi_rx_iir; + unsigned int index; + int ret; + + if (FDI_RX_CTL_TO_PIPE(offset) != INVALID_INDEX) + index = FDI_RX_CTL_TO_PIPE(offset); + else if (FDI_TX_CTL_TO_PIPE(offset) != INVALID_INDEX) + index = FDI_TX_CTL_TO_PIPE(offset); + else if (FDI_RX_IMR_TO_PIPE(offset) != INVALID_INDEX) + index = FDI_RX_IMR_TO_PIPE(offset); + else { + gvt_err("Unsupport registers %x\n", offset); + return -EINVAL; + } + + write_vreg(vgpu, offset, p_data, bytes); + + fdi_rx_iir = FDI_RX_IIR(index); + + ret = check_fdi_rx_train_status(vgpu, index, FDI_LINK_TRAIN_PATTERN1); + if (ret < 0) + return ret; + if (ret) + vgpu_vreg(vgpu, fdi_rx_iir) |= FDI_RX_BIT_LOCK; + + ret = check_fdi_rx_train_status(vgpu, index, FDI_LINK_TRAIN_PATTERN2); + if (ret < 0) + return ret; + if (ret) + vgpu_vreg(vgpu, fdi_rx_iir) |= FDI_RX_SYMBOL_LOCK; + + if (offset == _FDI_RXA_CTL) + if (fdi_auto_training_started(vgpu)) + vgpu_vreg(vgpu, DP_TP_STATUS(PORT_E)) |= + DP_TP_STATUS_AUTOTRAIN_DONE; + return 0; +} + +#define DP_TP_CTL_TO_PORT(offset) \ + calc_index(offset, _DP_TP_CTL_A, _DP_TP_CTL_B, 0, DP_TP_CTL(PORT_E)) + +static int dp_tp_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + i915_reg_t status_reg; + unsigned int index; + u32 data; + + write_vreg(vgpu, offset, p_data, bytes); + + index = DP_TP_CTL_TO_PORT(offset); + data = (vgpu_vreg(vgpu, offset) & GENMASK(10, 8)) >> 8; + if (data == 0x2) { + status_reg = DP_TP_STATUS(index); + vgpu_vreg(vgpu, status_reg) |= (1 << 25); + } + return 0; +} + +static int dp_tp_status_mmio_write(struct intel_vgpu *vgpu, + unsigned int offset, void *p_data, unsigned int bytes) +{ + u32 reg_val; + u32 sticky_mask; + + reg_val = *((u32 *)p_data); + sticky_mask = GENMASK(27, 26) | (1 << 24); + + vgpu_vreg(vgpu, offset) = (reg_val & ~sticky_mask) | + (vgpu_vreg(vgpu, offset) & sticky_mask); + vgpu_vreg(vgpu, offset) &= ~(reg_val & sticky_mask); + return 0; +} + +static int pch_adpa_mmio_write(struct intel_vgpu *vgpu, + unsigned int offset, void *p_data, unsigned int bytes) +{ + u32 data; + + write_vreg(vgpu, offset, p_data, bytes); + data = vgpu_vreg(vgpu, offset); + + if (data & ADPA_CRT_HOTPLUG_FORCE_TRIGGER) + vgpu_vreg(vgpu, offset) &= ~ADPA_CRT_HOTPLUG_FORCE_TRIGGER; + return 0; +} + +static int south_chicken2_mmio_write(struct intel_vgpu *vgpu, + unsigned int offset, void *p_data, unsigned int bytes) +{ + u32 data; + + write_vreg(vgpu, offset, p_data, bytes); + data = vgpu_vreg(vgpu, offset); + + if (data & FDI_MPHY_IOSFSB_RESET_CTL) + vgpu_vreg(vgpu, offset) |= FDI_MPHY_IOSFSB_RESET_STATUS; + else + vgpu_vreg(vgpu, offset) &= ~FDI_MPHY_IOSFSB_RESET_STATUS; + return 0; +} + +#define DSPSURF_TO_PIPE(offset) \ + calc_index(offset, _DSPASURF, _DSPBSURF, 0, DSPSURF(PIPE_C)) + +static int pri_surf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; + unsigned int index = DSPSURF_TO_PIPE(offset); + i915_reg_t surflive_reg = DSPSURFLIVE(index); + int flip_event[] = { + [PIPE_A] = PRIMARY_A_FLIP_DONE, + [PIPE_B] = PRIMARY_B_FLIP_DONE, + [PIPE_C] = PRIMARY_C_FLIP_DONE, + }; + + write_vreg(vgpu, offset, p_data, bytes); + vgpu_vreg(vgpu, surflive_reg) = vgpu_vreg(vgpu, offset); + + set_bit(flip_event[index], vgpu->irq.flip_done_event[index]); + return 0; +} + +#define SPRSURF_TO_PIPE(offset) \ + calc_index(offset, _SPRA_SURF, _SPRB_SURF, 0, SPRSURF(PIPE_C)) + +static int spr_surf_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + unsigned int index = SPRSURF_TO_PIPE(offset); + i915_reg_t surflive_reg = SPRSURFLIVE(index); + int flip_event[] = { + [PIPE_A] = SPRITE_A_FLIP_DONE, + [PIPE_B] = SPRITE_B_FLIP_DONE, + [PIPE_C] = SPRITE_C_FLIP_DONE, + }; + + write_vreg(vgpu, offset, p_data, bytes); + vgpu_vreg(vgpu, surflive_reg) = vgpu_vreg(vgpu, offset); + + set_bit(flip_event[index], vgpu->irq.flip_done_event[index]); + return 0; +} + +static int trigger_aux_channel_interrupt(struct intel_vgpu *vgpu, + unsigned int reg) +{ + struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; + enum intel_gvt_event_type event; + + if (reg == _DPA_AUX_CH_CTL) + event = AUX_CHANNEL_A; + else if (reg == _PCH_DPB_AUX_CH_CTL || reg == _DPB_AUX_CH_CTL) + event = AUX_CHANNEL_B; + else if (reg == _PCH_DPC_AUX_CH_CTL || reg == _DPC_AUX_CH_CTL) + event = AUX_CHANNEL_C; + else if (reg == _PCH_DPD_AUX_CH_CTL || reg == _DPD_AUX_CH_CTL) + event = AUX_CHANNEL_D; + else { + WARN_ON(true); + return -EINVAL; + } + + intel_vgpu_trigger_virtual_event(vgpu, event); + return 0; +} + +static int dp_aux_ch_ctl_trans_done(struct intel_vgpu *vgpu, u32 value, + unsigned int reg, int len, bool data_valid) +{ + /* mark transaction done */ + value |= DP_AUX_CH_CTL_DONE; + value &= ~DP_AUX_CH_CTL_SEND_BUSY; + value &= ~DP_AUX_CH_CTL_RECEIVE_ERROR; + + if (data_valid) + value &= ~DP_AUX_CH_CTL_TIME_OUT_ERROR; + else + value |= DP_AUX_CH_CTL_TIME_OUT_ERROR; + + /* message size */ + value &= ~(0xf << 20); + value |= (len << 20); + vgpu_vreg(vgpu, reg) = value; + + if (value & DP_AUX_CH_CTL_INTERRUPT) + return trigger_aux_channel_interrupt(vgpu, reg); + return 0; +} + +static void dp_aux_ch_ctl_link_training(struct intel_vgpu_dpcd_data *dpcd, + uint8_t t) +{ + if ((t & DPCD_TRAINING_PATTERN_SET_MASK) == DPCD_TRAINING_PATTERN_1) { + /* training pattern 1 for CR */ + /* set LANE0_CR_DONE, LANE1_CR_DONE */ + dpcd->data[DPCD_LANE0_1_STATUS] |= DPCD_LANES_CR_DONE; + /* set LANE2_CR_DONE, LANE3_CR_DONE */ + dpcd->data[DPCD_LANE2_3_STATUS] |= DPCD_LANES_CR_DONE; + } else if ((t & DPCD_TRAINING_PATTERN_SET_MASK) == + DPCD_TRAINING_PATTERN_2) { + /* training pattern 2 for EQ */ + /* Set CHANNEL_EQ_DONE and SYMBOL_LOCKED for Lane0_1 */ + dpcd->data[DPCD_LANE0_1_STATUS] |= DPCD_LANES_EQ_DONE; + dpcd->data[DPCD_LANE0_1_STATUS] |= DPCD_SYMBOL_LOCKED; + /* Set CHANNEL_EQ_DONE and SYMBOL_LOCKED for Lane2_3 */ + dpcd->data[DPCD_LANE2_3_STATUS] |= DPCD_LANES_EQ_DONE; + dpcd->data[DPCD_LANE2_3_STATUS] |= DPCD_SYMBOL_LOCKED; + /* set INTERLANE_ALIGN_DONE */ + dpcd->data[DPCD_LANE_ALIGN_STATUS_UPDATED] |= + DPCD_INTERLANE_ALIGN_DONE; + } else if ((t & DPCD_TRAINING_PATTERN_SET_MASK) == + DPCD_LINK_TRAINING_DISABLED) { + /* finish link training */ + /* set sink status as synchronized */ + dpcd->data[DPCD_SINK_STATUS] = DPCD_SINK_IN_SYNC; + } +} + +#define _REG_HSW_DP_AUX_CH_CTL(dp) \ + ((dp) ? (_PCH_DPB_AUX_CH_CTL + ((dp)-1)*0x100) : 0x64010) + +#define _REG_SKL_DP_AUX_CH_CTL(dp) (0x64010 + (dp) * 0x100) + +#define OFFSET_TO_DP_AUX_PORT(offset) (((offset) & 0xF00) >> 8) + +#define dpy_is_valid_port(port) \ + (((port) >= PORT_A) && ((port) < I915_MAX_PORTS)) + +static int dp_aux_ch_ctl_mmio_write(struct intel_vgpu *vgpu, + unsigned int offset, void *p_data, unsigned int bytes) +{ + struct intel_vgpu_display *display = &vgpu->display; + int msg, addr, ctrl, op, len; + int port_index = OFFSET_TO_DP_AUX_PORT(offset); + struct intel_vgpu_dpcd_data *dpcd = NULL; + struct intel_vgpu_port *port = NULL; + u32 data; + + if (!dpy_is_valid_port(port_index)) { + gvt_err("GVT(%d): Unsupported DP port access!\n", vgpu->id); + return 0; + } + + write_vreg(vgpu, offset, p_data, bytes); + data = vgpu_vreg(vgpu, offset); + + if (IS_SKYLAKE(vgpu->gvt->dev_priv) && + offset != _REG_SKL_DP_AUX_CH_CTL(port_index)) { + /* SKL DPB/C/D aux ctl register changed */ + return 0; + } else if (IS_BROADWELL(vgpu->gvt->dev_priv) && + offset != _REG_HSW_DP_AUX_CH_CTL(port_index)) { + /* write to the data registers */ + return 0; + } + + if (!(data & DP_AUX_CH_CTL_SEND_BUSY)) { + /* just want to clear the sticky bits */ + vgpu_vreg(vgpu, offset) = 0; + return 0; + } + + port = &display->ports[port_index]; + dpcd = port->dpcd; + + /* read out message from DATA1 register */ + msg = vgpu_vreg(vgpu, offset + 4); + addr = (msg >> 8) & 0xffff; + ctrl = (msg >> 24) & 0xff; + len = msg & 0xff; + op = ctrl >> 4; + + if (op == GVT_AUX_NATIVE_WRITE) { + int t; + uint8_t buf[16]; + + if ((addr + len + 1) >= DPCD_SIZE) { + /* + * Write request exceeds what we supported, + * DCPD spec: When a Source Device is writing a DPCD + * address not supported by the Sink Device, the Sink + * Device shall reply with AUX NACK and “M” equal to + * zero. + */ + + /* NAK the write */ + vgpu_vreg(vgpu, offset + 4) = AUX_NATIVE_REPLY_NAK; + dp_aux_ch_ctl_trans_done(vgpu, data, offset, 2, true); + return 0; + } + + /* + * Write request format: (command + address) occupies + * 3 bytes, followed by (len + 1) bytes of data. + */ + if (WARN_ON((len + 4) > AUX_BURST_SIZE)) + return -EINVAL; + + /* unpack data from vreg to buf */ + for (t = 0; t < 4; t++) { + u32 r = vgpu_vreg(vgpu, offset + 8 + t * 4); + + buf[t * 4] = (r >> 24) & 0xff; + buf[t * 4 + 1] = (r >> 16) & 0xff; + buf[t * 4 + 2] = (r >> 8) & 0xff; + buf[t * 4 + 3] = r & 0xff; + } + + /* write to virtual DPCD */ + if (dpcd && dpcd->data_valid) { + for (t = 0; t <= len; t++) { + int p = addr + t; + + dpcd->data[p] = buf[t]; + /* check for link training */ + if (p == DPCD_TRAINING_PATTERN_SET) + dp_aux_ch_ctl_link_training(dpcd, + buf[t]); + } + } + + /* ACK the write */ + vgpu_vreg(vgpu, offset + 4) = 0; + dp_aux_ch_ctl_trans_done(vgpu, data, offset, 1, + dpcd && dpcd->data_valid); + return 0; + } + + if (op == GVT_AUX_NATIVE_READ) { + int idx, i, ret = 0; + + if ((addr + len + 1) >= DPCD_SIZE) { + /* + * read request exceeds what we supported + * DPCD spec: A Sink Device receiving a Native AUX CH + * read request for an unsupported DPCD address must + * reply with an AUX ACK and read data set equal to + * zero instead of replying with AUX NACK. + */ + + /* ACK the READ*/ + vgpu_vreg(vgpu, offset + 4) = 0; + vgpu_vreg(vgpu, offset + 8) = 0; + vgpu_vreg(vgpu, offset + 12) = 0; + vgpu_vreg(vgpu, offset + 16) = 0; + vgpu_vreg(vgpu, offset + 20) = 0; + + dp_aux_ch_ctl_trans_done(vgpu, data, offset, len + 2, + true); + return 0; + } + + for (idx = 1; idx <= 5; idx++) { + /* clear the data registers */ + vgpu_vreg(vgpu, offset + 4 * idx) = 0; + } + + /* + * Read reply format: ACK (1 byte) plus (len + 1) bytes of data. + */ + if (WARN_ON((len + 2) > AUX_BURST_SIZE)) + return -EINVAL; + + /* read from virtual DPCD to vreg */ + /* first 4 bytes: [ACK][addr][addr+1][addr+2] */ + if (dpcd && dpcd->data_valid) { + for (i = 1; i <= (len + 1); i++) { + int t; + + t = dpcd->data[addr + i - 1]; + t <<= (24 - 8 * (i % 4)); + ret |= t; + + if ((i % 4 == 3) || (i == (len + 1))) { + vgpu_vreg(vgpu, offset + + (i / 4 + 1) * 4) = ret; + ret = 0; + } + } + } + dp_aux_ch_ctl_trans_done(vgpu, data, offset, len + 2, + dpcd && dpcd->data_valid); + return 0; + } + + /* i2c transaction starts */ + intel_gvt_i2c_handle_aux_ch_write(vgpu, port_index, offset, p_data); + + if (data & DP_AUX_CH_CTL_INTERRUPT) + trigger_aux_channel_interrupt(vgpu, offset); + return 0; +} + +static int vga_control_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + bool vga_disable; + + write_vreg(vgpu, offset, p_data, bytes); + vga_disable = vgpu_vreg(vgpu, offset) & VGA_DISP_DISABLE; + + gvt_dbg_core("vgpu%d: %s VGA mode\n", vgpu->id, + vga_disable ? "Disable" : "Enable"); + return 0; +} + +static u32 read_virtual_sbi_register(struct intel_vgpu *vgpu, + unsigned int sbi_offset) +{ + struct intel_vgpu_display *display = &vgpu->display; + int num = display->sbi.number; + int i; + + for (i = 0; i < num; ++i) + if (display->sbi.registers[i].offset == sbi_offset) + break; + + if (i == num) + return 0; + + return display->sbi.registers[i].value; +} + +static void write_virtual_sbi_register(struct intel_vgpu *vgpu, + unsigned int offset, u32 value) +{ + struct intel_vgpu_display *display = &vgpu->display; + int num = display->sbi.number; + int i; + + for (i = 0; i < num; ++i) { + if (display->sbi.registers[i].offset == offset) + break; + } + + if (i == num) { + if (num == SBI_REG_MAX) { + gvt_err("vgpu%d: SBI caching meets maximum limits\n", + vgpu->id); + return; + } + display->sbi.number++; + } + + display->sbi.registers[i].offset = offset; + display->sbi.registers[i].value = value; +} + +static int sbi_data_mmio_read(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + if (((vgpu_vreg(vgpu, SBI_CTL_STAT) & SBI_OPCODE_MASK) >> + SBI_OPCODE_SHIFT) == SBI_CMD_CRRD) { + unsigned int sbi_offset = (vgpu_vreg(vgpu, SBI_ADDR) & + SBI_ADDR_OFFSET_MASK) >> SBI_ADDR_OFFSET_SHIFT; + vgpu_vreg(vgpu, offset) = read_virtual_sbi_register(vgpu, + sbi_offset); + } + read_vreg(vgpu, offset, p_data, bytes); + return 0; +} + +static bool sbi_ctl_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + u32 data; + + write_vreg(vgpu, offset, p_data, bytes); + data = vgpu_vreg(vgpu, offset); + + data &= ~(SBI_STAT_MASK << SBI_STAT_SHIFT); + data |= SBI_READY; + + data &= ~(SBI_RESPONSE_MASK << SBI_RESPONSE_SHIFT); + data |= SBI_RESPONSE_SUCCESS; + + vgpu_vreg(vgpu, offset) = data; + + if (((vgpu_vreg(vgpu, SBI_CTL_STAT) & SBI_OPCODE_MASK) >> + SBI_OPCODE_SHIFT) == SBI_CMD_CRWR) { + unsigned int sbi_offset = (vgpu_vreg(vgpu, SBI_ADDR) & + SBI_ADDR_OFFSET_MASK) >> SBI_ADDR_OFFSET_SHIFT; + + write_virtual_sbi_register(vgpu, sbi_offset, + vgpu_vreg(vgpu, SBI_DATA)); + } + return 0; +} + #define _vgtif_reg(x) \ (VGT_PVINFO_PAGE + offsetof(struct vgt_if, x)) @@ -312,6 +1010,23 @@ static int handle_g2v_notification(struct intel_vgpu *vgpu, int notification) return ret; } +static int send_display_ready_uevent(struct intel_vgpu *vgpu, int ready) +{ + struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; + struct kobject *kobj = &dev_priv->drm.primary->kdev->kobj; + char *env[3] = {NULL, NULL, NULL}; + char vmid_str[20]; + char display_ready_str[20]; + + snprintf(display_ready_str, 20, "GVT_DISPLAY_READY=%d\n", ready); + env[0] = display_ready_str; + + snprintf(vmid_str, 20, "VMID=%d", vgpu->id); + env[1] = vmid_str; + + return kobject_uevent_env(kobj, KOBJ_ADD, env); +} + static int pvinfo_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, void *p_data, unsigned int bytes) { @@ -323,6 +1038,8 @@ static int pvinfo_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, switch (offset) { case _vgtif_reg(display_ready): + send_display_ready_uevent(vgpu, data ? 1 : 0); + break; case _vgtif_reg(g2v_notify): ret = handle_g2v_notification(vgpu, data); break; @@ -348,6 +1065,34 @@ static int pvinfo_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, return 0; } +static int pf_write(struct intel_vgpu *vgpu, + unsigned int offset, void *p_data, unsigned int bytes) +{ + u32 val = *(u32 *)p_data; + + if ((offset == _PS_1A_CTRL || offset == _PS_2A_CTRL || + offset == _PS_1B_CTRL || offset == _PS_2B_CTRL || + offset == _PS_1C_CTRL) && (val & PS_PLANE_SEL_MASK) != 0) { + WARN_ONCE(true, "VM(%d): guest is trying to scaling a plane\n", + vgpu->id); + return 0; + } + + return intel_vgpu_default_mmio_write(vgpu, offset, p_data, bytes); +} + +static int power_well_ctl_mmio_write(struct intel_vgpu *vgpu, + unsigned int offset, void *p_data, unsigned int bytes) +{ + write_vreg(vgpu, offset, p_data, bytes); + + if (vgpu_vreg(vgpu, offset) & HSW_PWR_WELL_ENABLE_REQUEST) + vgpu_vreg(vgpu, offset) |= HSW_PWR_WELL_STATE_ENABLED; + else + vgpu_vreg(vgpu, offset) &= ~HSW_PWR_WELL_STATE_ENABLED; + return 0; +} + static int fpga_dbg_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, void *p_data, unsigned int bytes) { @@ -404,6 +1149,119 @@ static int gen9_trtt_chicken_write(struct intel_vgpu *vgpu, unsigned int offset, return 0; } +static int dpll_status_read(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + u32 v = 0; + + if (vgpu_vreg(vgpu, 0x46010) & (1 << 31)) + v |= (1 << 0); + + if (vgpu_vreg(vgpu, 0x46014) & (1 << 31)) + v |= (1 << 8); + + if (vgpu_vreg(vgpu, 0x46040) & (1 << 31)) + v |= (1 << 16); + + if (vgpu_vreg(vgpu, 0x46060) & (1 << 31)) + v |= (1 << 24); + + vgpu_vreg(vgpu, offset) = v; + + return intel_vgpu_default_mmio_read(vgpu, offset, p_data, bytes); +} + +static int mailbox_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + u32 value = *(u32 *)p_data; + u32 cmd = value & 0xff; + u32 *data0 = &vgpu_vreg(vgpu, GEN6_PCODE_DATA); + + switch (cmd) { + case 0x6: + /** + * "Read memory latency" command on gen9. + * Below memory latency values are read + * from skylake platform. + */ + if (!*data0) + *data0 = 0x1e1a1100; + else + *data0 = 0x61514b3d; + break; + case 0x5: + *data0 |= 0x1; + break; + } + + gvt_dbg_core("VM(%d) write %x to mailbox, return data0 %x\n", + vgpu->id, value, *data0); + + value &= ~(1 << 31); + return intel_vgpu_default_mmio_write(vgpu, offset, &value, bytes); +} + +static int skl_power_well_ctl_write(struct intel_vgpu *vgpu, + unsigned int offset, void *p_data, unsigned int bytes) +{ + u32 v = *(u32 *)p_data; + + v &= (1 << 31) | (1 << 29) | (1 << 9) | + (1 << 7) | (1 << 5) | (1 << 3) | (1 << 1); + v |= (v >> 1); + + return intel_vgpu_default_mmio_write(vgpu, offset, &v, bytes); +} + +static int skl_misc_ctl_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; + i915_reg_t reg = {.reg = offset}; + + switch (offset) { + case 0x4ddc: + vgpu_vreg(vgpu, offset) = 0x8000003c; + break; + case 0x42080: + vgpu_vreg(vgpu, offset) = 0x8000; + break; + default: + return -EINVAL; + } + + /** + * TODO: need detect stepping info after gvt contain such information + * 0x4ddc enabled after C0, 0x42080 enabled after E0. + */ + I915_WRITE(reg, vgpu_vreg(vgpu, offset)); + return 0; +} + +static int skl_lcpll_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + u32 v = *(u32 *)p_data; + + /* other bits are MBZ. */ + v &= (1 << 31) | (1 << 30); + v & (1 << 31) ? (v |= (1 << 30)) : (v &= ~(1 << 30)); + + vgpu_vreg(vgpu, offset) = v; + + return 0; +} + +static int ring_timestamp_mmio_read(struct intel_vgpu *vgpu, + unsigned int offset, void *p_data, unsigned int bytes) +{ + struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; + + vgpu_vreg(vgpu, offset) = I915_READ(_MMIO(offset)); + return intel_vgpu_default_mmio_read(vgpu, offset, p_data, bytes); +} + #define MMIO_F(reg, s, f, am, rm, d, r, w) do { \ ret = new_mmio_info(gvt, INTEL_GVT_MMIO_OFFSET(reg), \ f, s, am, rm, d, r, w); \ @@ -490,8 +1348,10 @@ static int init_generic_mmio_info(struct intel_gvt *gvt) MMIO_RING_DFH(RING_MI_MODE, D_ALL, F_MODE_MASK, NULL, NULL); MMIO_RING_DFH(RING_INSTPM, D_ALL, F_MODE_MASK, NULL, NULL); - MMIO_RING_DFH(RING_TIMESTAMP, D_ALL, F_CMD_ACCESS, NULL, NULL); - MMIO_RING_DFH(RING_TIMESTAMP_UDW, D_ALL, F_CMD_ACCESS, NULL, NULL); + MMIO_RING_DFH(RING_TIMESTAMP, D_ALL, F_CMD_ACCESS, + ring_timestamp_mmio_read, NULL); + MMIO_RING_DFH(RING_TIMESTAMP_UDW, D_ALL, F_CMD_ACCESS, + ring_timestamp_mmio_read, NULL); MMIO_DFH(GEN7_GT_MODE, D_ALL, F_MODE_MASK, NULL, NULL); MMIO_DFH(CACHE_MODE_0_GEN7, D_ALL, F_MODE_MASK, NULL, NULL); @@ -531,10 +1391,10 @@ static int init_generic_mmio_info(struct intel_gvt *gvt) MMIO_D(PIPEDSL(PIPE_C), D_ALL); MMIO_D(PIPEDSL(_PIPE_EDP), D_ALL); - MMIO_DH(PIPECONF(PIPE_A), D_ALL, NULL, NULL); - MMIO_DH(PIPECONF(PIPE_B), D_ALL, NULL, NULL); - MMIO_DH(PIPECONF(PIPE_C), D_ALL, NULL, NULL); - MMIO_DH(PIPECONF(_PIPE_EDP), D_ALL, NULL, NULL); + MMIO_DH(PIPECONF(PIPE_A), D_ALL, NULL, pipeconf_mmio_write); + MMIO_DH(PIPECONF(PIPE_B), D_ALL, NULL, pipeconf_mmio_write); + MMIO_DH(PIPECONF(PIPE_C), D_ALL, NULL, pipeconf_mmio_write); + MMIO_DH(PIPECONF(_PIPE_EDP), D_ALL, NULL, pipeconf_mmio_write); MMIO_D(PIPESTAT(PIPE_A), D_ALL); MMIO_D(PIPESTAT(PIPE_B), D_ALL); @@ -577,7 +1437,7 @@ static int init_generic_mmio_info(struct intel_gvt *gvt) MMIO_D(DSPSTRIDE(PIPE_A), D_ALL); MMIO_D(DSPPOS(PIPE_A), D_ALL); MMIO_D(DSPSIZE(PIPE_A), D_ALL); - MMIO_D(DSPSURF(PIPE_A), D_ALL); + MMIO_DH(DSPSURF(PIPE_A), D_ALL, NULL, pri_surf_mmio_write); MMIO_D(DSPOFFSET(PIPE_A), D_ALL); MMIO_D(DSPSURFLIVE(PIPE_A), D_ALL); @@ -586,7 +1446,7 @@ static int init_generic_mmio_info(struct intel_gvt *gvt) MMIO_D(DSPSTRIDE(PIPE_B), D_ALL); MMIO_D(DSPPOS(PIPE_B), D_ALL); MMIO_D(DSPSIZE(PIPE_B), D_ALL); - MMIO_D(DSPSURF(PIPE_B), D_ALL); + MMIO_DH(DSPSURF(PIPE_B), D_ALL, NULL, pri_surf_mmio_write); MMIO_D(DSPOFFSET(PIPE_B), D_ALL); MMIO_D(DSPSURFLIVE(PIPE_B), D_ALL); @@ -595,7 +1455,7 @@ static int init_generic_mmio_info(struct intel_gvt *gvt) MMIO_D(DSPSTRIDE(PIPE_C), D_ALL); MMIO_D(DSPPOS(PIPE_C), D_ALL); MMIO_D(DSPSIZE(PIPE_C), D_ALL); - MMIO_D(DSPSURF(PIPE_C), D_ALL); + MMIO_DH(DSPSURF(PIPE_C), D_ALL, NULL, pri_surf_mmio_write); MMIO_D(DSPOFFSET(PIPE_C), D_ALL); MMIO_D(DSPSURFLIVE(PIPE_C), D_ALL); @@ -606,7 +1466,7 @@ static int init_generic_mmio_info(struct intel_gvt *gvt) MMIO_D(SPRSIZE(PIPE_A), D_ALL); MMIO_D(SPRKEYVAL(PIPE_A), D_ALL); MMIO_D(SPRKEYMSK(PIPE_A), D_ALL); - MMIO_D(SPRSURF(PIPE_A), D_ALL); + MMIO_DH(SPRSURF(PIPE_A), D_ALL, NULL, spr_surf_mmio_write); MMIO_D(SPRKEYMAX(PIPE_A), D_ALL); MMIO_D(SPROFFSET(PIPE_A), D_ALL); MMIO_D(SPRSCALE(PIPE_A), D_ALL); @@ -619,7 +1479,7 @@ static int init_generic_mmio_info(struct intel_gvt *gvt) MMIO_D(SPRSIZE(PIPE_B), D_ALL); MMIO_D(SPRKEYVAL(PIPE_B), D_ALL); MMIO_D(SPRKEYMSK(PIPE_B), D_ALL); - MMIO_D(SPRSURF(PIPE_B), D_ALL); + MMIO_DH(SPRSURF(PIPE_B), D_ALL, NULL, spr_surf_mmio_write); MMIO_D(SPRKEYMAX(PIPE_B), D_ALL); MMIO_D(SPROFFSET(PIPE_B), D_ALL); MMIO_D(SPRSCALE(PIPE_B), D_ALL); @@ -632,7 +1492,7 @@ static int init_generic_mmio_info(struct intel_gvt *gvt) MMIO_D(SPRSIZE(PIPE_C), D_ALL); MMIO_D(SPRKEYVAL(PIPE_C), D_ALL); MMIO_D(SPRKEYMSK(PIPE_C), D_ALL); - MMIO_D(SPRSURF(PIPE_C), D_ALL); + MMIO_DH(SPRSURF(PIPE_C), D_ALL, NULL, spr_surf_mmio_write); MMIO_D(SPRKEYMAX(PIPE_C), D_ALL); MMIO_D(SPROFFSET(PIPE_C), D_ALL); MMIO_D(SPRSCALE(PIPE_C), D_ALL); @@ -752,29 +1612,32 @@ static int init_generic_mmio_info(struct intel_gvt *gvt) MMIO_D(0x48268, D_ALL); - MMIO_F(PCH_GMBUS0, 4 * 4, 0, 0, 0, D_ALL, NULL, NULL); - MMIO_F(PCH_GPIOA, 6 * 4, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_F(PCH_GMBUS0, 4 * 4, 0, 0, 0, D_ALL, gmbus_mmio_read, + gmbus_mmio_write); + MMIO_F(PCH_GPIOA, 6 * 4, F_UNALIGN, 0, 0, D_ALL, NULL, NULL); MMIO_F(0xe4f00, 0x28, 0, 0, 0, D_ALL, NULL, NULL); - MMIO_F(_PCH_DPB_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_PRE_SKL, NULL, NULL); - MMIO_F(_PCH_DPC_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_PRE_SKL, NULL, NULL); - MMIO_F(_PCH_DPD_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_PRE_SKL, NULL, NULL); + MMIO_F(_PCH_DPB_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_PRE_SKL, NULL, + dp_aux_ch_ctl_mmio_write); + MMIO_F(_PCH_DPC_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_PRE_SKL, NULL, + dp_aux_ch_ctl_mmio_write); + MMIO_F(_PCH_DPD_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_PRE_SKL, NULL, + dp_aux_ch_ctl_mmio_write); - MMIO_RO(PCH_ADPA, D_ALL, 0, - ADPA_CRT_HOTPLUG_MONITOR_MASK, NULL, NULL); + MMIO_RO(PCH_ADPA, D_ALL, 0, ADPA_CRT_HOTPLUG_MONITOR_MASK, NULL, pch_adpa_mmio_write); - MMIO_DH(_PCH_TRANSACONF, D_ALL, NULL, NULL); - MMIO_DH(_PCH_TRANSBCONF, D_ALL, NULL, NULL); + MMIO_DH(_PCH_TRANSACONF, D_ALL, NULL, transconf_mmio_write); + MMIO_DH(_PCH_TRANSBCONF, D_ALL, NULL, transconf_mmio_write); - MMIO_DH(FDI_RX_IIR(PIPE_A), D_ALL, NULL, NULL); - MMIO_DH(FDI_RX_IIR(PIPE_B), D_ALL, NULL, NULL); - MMIO_DH(FDI_RX_IIR(PIPE_C), D_ALL, NULL, NULL); - MMIO_DH(FDI_RX_IMR(PIPE_A), D_ALL, NULL, NULL); - MMIO_DH(FDI_RX_IMR(PIPE_B), D_ALL, NULL, NULL); - MMIO_DH(FDI_RX_IMR(PIPE_C), D_ALL, NULL, NULL); - MMIO_DH(FDI_RX_CTL(PIPE_A), D_ALL, NULL, NULL); - MMIO_DH(FDI_RX_CTL(PIPE_B), D_ALL, NULL, NULL); - MMIO_DH(FDI_RX_CTL(PIPE_C), D_ALL, NULL, NULL); + MMIO_DH(FDI_RX_IIR(PIPE_A), D_ALL, NULL, fdi_rx_iir_mmio_write); + MMIO_DH(FDI_RX_IIR(PIPE_B), D_ALL, NULL, fdi_rx_iir_mmio_write); + MMIO_DH(FDI_RX_IIR(PIPE_C), D_ALL, NULL, fdi_rx_iir_mmio_write); + MMIO_DH(FDI_RX_IMR(PIPE_A), D_ALL, NULL, update_fdi_rx_iir_status); + MMIO_DH(FDI_RX_IMR(PIPE_B), D_ALL, NULL, update_fdi_rx_iir_status); + MMIO_DH(FDI_RX_IMR(PIPE_C), D_ALL, NULL, update_fdi_rx_iir_status); + MMIO_DH(FDI_RX_CTL(PIPE_A), D_ALL, NULL, update_fdi_rx_iir_status); + MMIO_DH(FDI_RX_CTL(PIPE_B), D_ALL, NULL, update_fdi_rx_iir_status); + MMIO_DH(FDI_RX_CTL(PIPE_C), D_ALL, NULL, update_fdi_rx_iir_status); MMIO_D(_PCH_TRANS_HTOTAL_A, D_ALL); MMIO_D(_PCH_TRANS_HBLANK_A, D_ALL); @@ -824,7 +1687,7 @@ static int init_generic_mmio_info(struct intel_gvt *gvt) MMIO_D(_FDI_RXB_TUSIZE1, D_ALL); MMIO_D(_FDI_RXB_TUSIZE2, D_ALL); - MMIO_DH(PCH_PP_CONTROL, D_ALL, NULL, NULL); + MMIO_DH(PCH_PP_CONTROL, D_ALL, NULL, pch_pp_control_mmio_write); MMIO_D(PCH_PP_DIVISOR, D_ALL); MMIO_D(PCH_PP_STATUS, D_ALL); MMIO_D(PCH_LVDS, D_ALL); @@ -843,12 +1706,12 @@ static int init_generic_mmio_info(struct intel_gvt *gvt) MMIO_D(PCH_PP_ON_DELAYS, D_ALL); MMIO_D(PCH_PP_OFF_DELAYS, D_ALL); - MMIO_DH(0xe651c, D_ALL, NULL, NULL); - MMIO_DH(0xe661c, D_ALL, NULL, NULL); - MMIO_DH(0xe671c, D_ALL, NULL, NULL); - MMIO_DH(0xe681c, D_ALL, NULL, NULL); - MMIO_DH(0xe6c04, D_ALL, NULL, NULL); - MMIO_DH(0xe6e1c, D_ALL, NULL, NULL); + MMIO_DH(0xe651c, D_ALL, dpy_reg_mmio_read, NULL); + MMIO_DH(0xe661c, D_ALL, dpy_reg_mmio_read, NULL); + MMIO_DH(0xe671c, D_ALL, dpy_reg_mmio_read, NULL); + MMIO_DH(0xe681c, D_ALL, dpy_reg_mmio_read, NULL); + MMIO_DH(0xe6c04, D_ALL, dpy_reg_mmio_read_2, NULL); + MMIO_DH(0xe6e1c, D_ALL, dpy_reg_mmio_read_3, NULL); MMIO_RO(PCH_PORT_HOTPLUG, D_ALL, 0, PORTA_HOTPLUG_STATUS_MASK @@ -857,7 +1720,7 @@ static int init_generic_mmio_info(struct intel_gvt *gvt) | PORTD_HOTPLUG_STATUS_MASK, NULL, NULL); - MMIO_DH(LCPLL_CTL, D_ALL, NULL, NULL); + MMIO_DH(LCPLL_CTL, D_ALL, NULL, lcpll_ctl_mmio_write); MMIO_D(FUSE_STRAP, D_ALL); MMIO_D(DIGITAL_PORT_HOTPLUG_CNTRL, D_ALL); @@ -869,7 +1732,7 @@ static int init_generic_mmio_info(struct intel_gvt *gvt) MMIO_D(ILK_DSPCLK_GATE_D, D_ALL); MMIO_D(SOUTH_CHICKEN1, D_ALL); - MMIO_DH(SOUTH_CHICKEN2, D_ALL, NULL, NULL); + MMIO_DH(SOUTH_CHICKEN2, D_ALL, NULL, south_chicken2_mmio_write); MMIO_D(_TRANSA_CHICKEN1, D_ALL); MMIO_D(_TRANSB_CHICKEN1, D_ALL); MMIO_D(SOUTH_DSPCLK_GATE_D, D_ALL); @@ -928,6 +1791,18 @@ static int init_generic_mmio_info(struct intel_gvt *gvt) MMIO_D(PIPE_CSC_POSTOFF_ME(PIPE_C), D_ALL); MMIO_D(PIPE_CSC_POSTOFF_LO(PIPE_C), D_ALL); + MMIO_D(PREC_PAL_INDEX(PIPE_A), D_ALL); + MMIO_D(PREC_PAL_DATA(PIPE_A), D_ALL); + MMIO_F(PREC_PAL_GC_MAX(PIPE_A, 0), 4 * 3, 0, 0, 0, D_ALL, NULL, NULL); + + MMIO_D(PREC_PAL_INDEX(PIPE_B), D_ALL); + MMIO_D(PREC_PAL_DATA(PIPE_B), D_ALL); + MMIO_F(PREC_PAL_GC_MAX(PIPE_B, 0), 4 * 3, 0, 0, 0, D_ALL, NULL, NULL); + + MMIO_D(PREC_PAL_INDEX(PIPE_C), D_ALL); + MMIO_D(PREC_PAL_DATA(PIPE_C), D_ALL); + MMIO_F(PREC_PAL_GC_MAX(PIPE_C, 0), 4 * 3, 0, 0, 0, D_ALL, NULL, NULL); + MMIO_D(0x60110, D_ALL); MMIO_D(0x61110, D_ALL); MMIO_F(0x70400, 0x40, 0, 0, 0, D_ALL, NULL, NULL); @@ -970,10 +1845,6 @@ static int init_generic_mmio_info(struct intel_gvt *gvt) MMIO_D(GAMMA_MODE(PIPE_B), D_ALL); MMIO_D(GAMMA_MODE(PIPE_C), D_ALL); - MMIO_D(0x4a400, D_ALL); - MMIO_D(0x4ac00, D_ALL); - MMIO_D(0x4b400, D_ALL); - MMIO_D(PIPE_MULT(PIPE_A), D_ALL); MMIO_D(PIPE_MULT(PIPE_B), D_ALL); MMIO_D(PIPE_MULT(PIPE_C), D_ALL); @@ -984,39 +1855,30 @@ static int init_generic_mmio_info(struct intel_gvt *gvt) MMIO_DH(SFUSE_STRAP, D_ALL, NULL, NULL); MMIO_D(SBI_ADDR, D_ALL); - MMIO_DH(SBI_DATA, D_ALL, NULL, NULL); - MMIO_DH(SBI_CTL_STAT, D_ALL, NULL, NULL); + MMIO_DH(SBI_DATA, D_ALL, sbi_data_mmio_read, NULL); + MMIO_DH(SBI_CTL_STAT, D_ALL, NULL, sbi_ctl_mmio_write); MMIO_D(PIXCLK_GATE, D_ALL); - MMIO_F(_DPA_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_ALL, NULL, NULL); - - MMIO_RO(DDI_BUF_CTL(PORT_A), D_ALL, 0, - DDI_INIT_DISPLAY_DETECTED, NULL, NULL); - MMIO_RO(DDI_BUF_CTL(PORT_B), D_ALL, 0, - DDI_INIT_DISPLAY_DETECTED, NULL, NULL); - MMIO_RO(DDI_BUF_CTL(PORT_C), D_ALL, 0, - DDI_INIT_DISPLAY_DETECTED, NULL, NULL); - MMIO_RO(DDI_BUF_CTL(PORT_D), D_ALL, 0, - DDI_INIT_DISPLAY_DETECTED, NULL, NULL); - MMIO_RO(DDI_BUF_CTL(PORT_E), D_ALL, 0, - DDI_INIT_DISPLAY_DETECTED, NULL, NULL); - - MMIO_DH(DP_TP_CTL(PORT_A), D_ALL, NULL, NULL); - MMIO_DH(DP_TP_CTL(PORT_B), D_ALL, NULL, NULL); - MMIO_DH(DP_TP_CTL(PORT_C), D_ALL, NULL, NULL); - MMIO_DH(DP_TP_CTL(PORT_D), D_ALL, NULL, NULL); - MMIO_DH(DP_TP_CTL(PORT_E), D_ALL, NULL, NULL); - - MMIO_RO(DP_TP_STATUS(PORT_A), D_ALL, 0, - (1 << 27) | (1 << 26) | (1 << 24), NULL, NULL); - MMIO_RO(DP_TP_STATUS(PORT_B), D_ALL, 0, - (1 << 27) | (1 << 26) | (1 << 24), NULL, NULL); - MMIO_RO(DP_TP_STATUS(PORT_C), D_ALL, 0, - (1 << 27) | (1 << 26) | (1 << 24), NULL, NULL); - MMIO_RO(DP_TP_STATUS(PORT_D), D_ALL, 0, - (1 << 27) | (1 << 26) | (1 << 24), NULL, NULL); - MMIO_RO(DP_TP_STATUS(PORT_E), D_ALL, 0, - (1 << 27) | (1 << 26) | (1 << 24), NULL, NULL); + MMIO_F(_DPA_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_ALL, NULL, + dp_aux_ch_ctl_mmio_write); + + MMIO_DH(DDI_BUF_CTL(PORT_A), D_ALL, NULL, ddi_buf_ctl_mmio_write); + MMIO_DH(DDI_BUF_CTL(PORT_B), D_ALL, NULL, ddi_buf_ctl_mmio_write); + MMIO_DH(DDI_BUF_CTL(PORT_C), D_ALL, NULL, ddi_buf_ctl_mmio_write); + MMIO_DH(DDI_BUF_CTL(PORT_D), D_ALL, NULL, ddi_buf_ctl_mmio_write); + MMIO_DH(DDI_BUF_CTL(PORT_E), D_ALL, NULL, ddi_buf_ctl_mmio_write); + + MMIO_DH(DP_TP_CTL(PORT_A), D_ALL, NULL, dp_tp_ctl_mmio_write); + MMIO_DH(DP_TP_CTL(PORT_B), D_ALL, NULL, dp_tp_ctl_mmio_write); + MMIO_DH(DP_TP_CTL(PORT_C), D_ALL, NULL, dp_tp_ctl_mmio_write); + MMIO_DH(DP_TP_CTL(PORT_D), D_ALL, NULL, dp_tp_ctl_mmio_write); + MMIO_DH(DP_TP_CTL(PORT_E), D_ALL, NULL, dp_tp_ctl_mmio_write); + + MMIO_DH(DP_TP_STATUS(PORT_A), D_ALL, NULL, dp_tp_status_mmio_write); + MMIO_DH(DP_TP_STATUS(PORT_B), D_ALL, NULL, dp_tp_status_mmio_write); + MMIO_DH(DP_TP_STATUS(PORT_C), D_ALL, NULL, dp_tp_status_mmio_write); + MMIO_DH(DP_TP_STATUS(PORT_D), D_ALL, NULL, dp_tp_status_mmio_write); + MMIO_DH(DP_TP_STATUS(PORT_E), D_ALL, NULL, NULL); MMIO_F(_DDI_BUF_TRANS_A, 0x50, 0, 0, 0, D_ALL, NULL, NULL); MMIO_F(0x64e60, 0x50, 0, 0, 0, D_ALL, NULL, NULL); @@ -1076,19 +1938,19 @@ static int init_generic_mmio_info(struct intel_gvt *gvt) MMIO_D(GEN6_RC6p_THRESHOLD, D_ALL); MMIO_D(GEN6_RC6pp_THRESHOLD, D_ALL); MMIO_D(GEN6_PMINTRMSK, D_ALL); - MMIO_DH(HSW_PWR_WELL_BIOS, D_HSW | D_BDW, NULL, NULL); - MMIO_DH(HSW_PWR_WELL_DRIVER, D_HSW | D_BDW, NULL, NULL); - MMIO_DH(HSW_PWR_WELL_KVMR, D_HSW | D_BDW, NULL, NULL); - MMIO_DH(HSW_PWR_WELL_DEBUG, D_HSW | D_BDW, NULL, NULL); - MMIO_DH(HSW_PWR_WELL_CTL5, D_HSW | D_BDW, NULL, NULL); - MMIO_DH(HSW_PWR_WELL_CTL6, D_HSW | D_BDW, NULL, NULL); + MMIO_DH(HSW_PWR_WELL_BIOS, D_HSW | D_BDW, NULL, power_well_ctl_mmio_write); + MMIO_DH(HSW_PWR_WELL_DRIVER, D_HSW | D_BDW, NULL, power_well_ctl_mmio_write); + MMIO_DH(HSW_PWR_WELL_KVMR, D_HSW | D_BDW, NULL, power_well_ctl_mmio_write); + MMIO_DH(HSW_PWR_WELL_DEBUG, D_HSW | D_BDW, NULL, power_well_ctl_mmio_write); + MMIO_DH(HSW_PWR_WELL_CTL5, D_HSW | D_BDW, NULL, power_well_ctl_mmio_write); + MMIO_DH(HSW_PWR_WELL_CTL6, D_HSW | D_BDW, NULL, power_well_ctl_mmio_write); MMIO_D(RSTDBYCTL, D_ALL); MMIO_DH(GEN6_GDRST, D_ALL, NULL, gdrst_mmio_write); MMIO_F(FENCE_REG_GEN6_LO(0), 0x80, 0, 0, 0, D_ALL, fence_mmio_read, fence_mmio_write); MMIO_F(VGT_PVINFO_PAGE, VGT_PVINFO_SIZE, F_UNALIGN, 0, 0, D_ALL, pvinfo_mmio_read, pvinfo_mmio_write); - MMIO_DH(CPU_VGACNTRL, D_ALL, NULL, NULL); + MMIO_DH(CPU_VGACNTRL, D_ALL, NULL, vga_control_mmio_write); MMIO_F(MCHBAR_MIRROR_BASE_SNB, 0x40000, 0, 0, 0, D_ALL, NULL, NULL); @@ -1301,8 +2163,8 @@ static int init_broadwell_mmio_info(struct intel_gvt *gvt) NULL, NULL); MMIO_DFH(RING_INSTPM(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_MODE_MASK, NULL, NULL); - MMIO_DFH(RING_TIMESTAMP(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_MODE_MASK, - NULL, NULL); + MMIO_DFH(RING_TIMESTAMP(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_CMD_ACCESS, + ring_timestamp_mmio_read, NULL); MMIO_RING_D(RING_ACTHD_UDW, D_BDW_PLUS); @@ -1422,24 +2284,24 @@ static int init_skl_mmio_info(struct intel_gvt *gvt) MMIO_DH(FORCEWAKE_MEDIA_GEN9, D_SKL_PLUS, NULL, mul_force_wake_write); MMIO_DH(FORCEWAKE_ACK_MEDIA_GEN9, D_SKL_PLUS, NULL, NULL); - MMIO_F(_DPB_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_SKL, NULL, NULL); - MMIO_F(_DPC_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_SKL, NULL, NULL); - MMIO_F(_DPD_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_SKL, NULL, NULL); + MMIO_F(_DPB_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_SKL, NULL, dp_aux_ch_ctl_mmio_write); + MMIO_F(_DPC_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_SKL, NULL, dp_aux_ch_ctl_mmio_write); + MMIO_F(_DPD_AUX_CH_CTL, 6 * 4, 0, 0, 0, D_SKL, NULL, dp_aux_ch_ctl_mmio_write); MMIO_D(HSW_PWR_WELL_BIOS, D_SKL); - MMIO_DH(HSW_PWR_WELL_DRIVER, D_SKL, NULL, NULL); + MMIO_DH(HSW_PWR_WELL_DRIVER, D_SKL, NULL, skl_power_well_ctl_write); - MMIO_DH(GEN6_PCODE_MAILBOX, D_SKL, NULL, NULL); + MMIO_DH(GEN6_PCODE_MAILBOX, D_SKL, NULL, mailbox_write); MMIO_D(0xa210, D_SKL_PLUS); MMIO_D(GEN9_MEDIA_PG_IDLE_HYSTERESIS, D_SKL_PLUS); MMIO_D(GEN9_RENDER_PG_IDLE_HYSTERESIS, D_SKL_PLUS); - MMIO_DH(0x4ddc, D_SKL, NULL, NULL); - MMIO_DH(0x42080, D_SKL, NULL, NULL); + MMIO_DH(0x4ddc, D_SKL, NULL, skl_misc_ctl_write); + MMIO_DH(0x42080, D_SKL, NULL, skl_misc_ctl_write); MMIO_D(0x45504, D_SKL); MMIO_D(0x45520, D_SKL); MMIO_D(0x46000, D_SKL); - MMIO_DH(0x46010, D_SKL, NULL, NULL); - MMIO_DH(0x46014, D_SKL, NULL, NULL); + MMIO_DH(0x46010, D_SKL, NULL, skl_lcpll_write); + MMIO_DH(0x46014, D_SKL, NULL, skl_lcpll_write); MMIO_D(0x6C040, D_SKL); MMIO_D(0x6C048, D_SKL); MMIO_D(0x6C050, D_SKL); @@ -1448,28 +2310,28 @@ static int init_skl_mmio_info(struct intel_gvt *gvt) MMIO_D(0x6C054, D_SKL); MMIO_D(0x6c058, D_SKL); MMIO_D(0x6c05c, D_SKL); - MMIO_DH(0x6c060, D_SKL, NULL, NULL); - - MMIO_DH(SKL_PS_WIN_POS(PIPE_A, 0), D_SKL, NULL, NULL); - MMIO_DH(SKL_PS_WIN_POS(PIPE_A, 1), D_SKL, NULL, NULL); - MMIO_DH(SKL_PS_WIN_POS(PIPE_B, 0), D_SKL, NULL, NULL); - MMIO_DH(SKL_PS_WIN_POS(PIPE_B, 1), D_SKL, NULL, NULL); - MMIO_DH(SKL_PS_WIN_POS(PIPE_C, 0), D_SKL, NULL, NULL); - MMIO_DH(SKL_PS_WIN_POS(PIPE_C, 1), D_SKL, NULL, NULL); - - MMIO_DH(SKL_PS_WIN_SZ(PIPE_A, 0), D_SKL, NULL, NULL); - MMIO_DH(SKL_PS_WIN_SZ(PIPE_A, 1), D_SKL, NULL, NULL); - MMIO_DH(SKL_PS_WIN_SZ(PIPE_B, 0), D_SKL, NULL, NULL); - MMIO_DH(SKL_PS_WIN_SZ(PIPE_B, 1), D_SKL, NULL, NULL); - MMIO_DH(SKL_PS_WIN_SZ(PIPE_C, 0), D_SKL, NULL, NULL); - MMIO_DH(SKL_PS_WIN_SZ(PIPE_C, 1), D_SKL, NULL, NULL); - - MMIO_DH(SKL_PS_CTRL(PIPE_A, 0), D_SKL, NULL, NULL); - MMIO_DH(SKL_PS_CTRL(PIPE_A, 1), D_SKL, NULL, NULL); - MMIO_DH(SKL_PS_CTRL(PIPE_B, 0), D_SKL, NULL, NULL); - MMIO_DH(SKL_PS_CTRL(PIPE_B, 1), D_SKL, NULL, NULL); - MMIO_DH(SKL_PS_CTRL(PIPE_C, 0), D_SKL, NULL, NULL); - MMIO_DH(SKL_PS_CTRL(PIPE_C, 1), D_SKL, NULL, NULL); + MMIO_DH(0X6c060, D_SKL, dpll_status_read, NULL); + + MMIO_DH(SKL_PS_WIN_POS(PIPE_A, 0), D_SKL, NULL, pf_write); + MMIO_DH(SKL_PS_WIN_POS(PIPE_A, 1), D_SKL, NULL, pf_write); + MMIO_DH(SKL_PS_WIN_POS(PIPE_B, 0), D_SKL, NULL, pf_write); + MMIO_DH(SKL_PS_WIN_POS(PIPE_B, 1), D_SKL, NULL, pf_write); + MMIO_DH(SKL_PS_WIN_POS(PIPE_C, 0), D_SKL, NULL, pf_write); + MMIO_DH(SKL_PS_WIN_POS(PIPE_C, 1), D_SKL, NULL, pf_write); + + MMIO_DH(SKL_PS_WIN_SZ(PIPE_A, 0), D_SKL, NULL, pf_write); + MMIO_DH(SKL_PS_WIN_SZ(PIPE_A, 1), D_SKL, NULL, pf_write); + MMIO_DH(SKL_PS_WIN_SZ(PIPE_B, 0), D_SKL, NULL, pf_write); + MMIO_DH(SKL_PS_WIN_SZ(PIPE_B, 1), D_SKL, NULL, pf_write); + MMIO_DH(SKL_PS_WIN_SZ(PIPE_C, 0), D_SKL, NULL, pf_write); + MMIO_DH(SKL_PS_WIN_SZ(PIPE_C, 1), D_SKL, NULL, pf_write); + + MMIO_DH(SKL_PS_CTRL(PIPE_A, 0), D_SKL, NULL, pf_write); + MMIO_DH(SKL_PS_CTRL(PIPE_A, 1), D_SKL, NULL, pf_write); + MMIO_DH(SKL_PS_CTRL(PIPE_B, 0), D_SKL, NULL, pf_write); + MMIO_DH(SKL_PS_CTRL(PIPE_B, 1), D_SKL, NULL, pf_write); + MMIO_DH(SKL_PS_CTRL(PIPE_C, 0), D_SKL, NULL, pf_write); + MMIO_DH(SKL_PS_CTRL(PIPE_C, 1), D_SKL, NULL, pf_write); MMIO_DH(PLANE_BUF_CFG(PIPE_A, 0), D_SKL, NULL, NULL); MMIO_DH(PLANE_BUF_CFG(PIPE_A, 1), D_SKL, NULL, NULL); @@ -1634,6 +2496,7 @@ static int init_skl_mmio_info(struct intel_gvt *gvt) MMIO_D(0x44500, D_SKL); return 0; } + /** * intel_gvt_find_mmio_info - find MMIO information entry by aligned offset * @gvt: GVT device diff --git a/drivers/gpu/drm/i915/gvt/interrupt.c b/drivers/gpu/drm/i915/gvt/interrupt.c index d90c5f660b00..84d7174d0081 100644 --- a/drivers/gpu/drm/i915/gvt/interrupt.c +++ b/drivers/gpu/drm/i915/gvt/interrupt.c @@ -667,6 +667,21 @@ static void init_events( } } +static enum hrtimer_restart vblank_timer_fn(struct hrtimer *data) +{ + struct intel_gvt_vblank_timer *vblank_timer; + struct intel_gvt_irq *irq; + struct intel_gvt *gvt; + + vblank_timer = container_of(data, struct intel_gvt_vblank_timer, timer); + irq = container_of(vblank_timer, struct intel_gvt_irq, vblank_timer); + gvt = container_of(irq, struct intel_gvt, irq); + + intel_gvt_request_service(gvt, INTEL_GVT_REQUEST_EMULATE_VBLANK); + hrtimer_add_expires_ns(&vblank_timer->timer, vblank_timer->period); + return HRTIMER_RESTART; +} + /** * intel_gvt_clean_irq - clean up GVT-g IRQ emulation subsystem * @gvt: a GVT device @@ -677,8 +692,13 @@ static void init_events( */ void intel_gvt_clean_irq(struct intel_gvt *gvt) { + struct intel_gvt_irq *irq = &gvt->irq; + + hrtimer_cancel(&irq->vblank_timer.timer); } +#define VBLNAK_TIMER_PERIOD 16000000 + /** * intel_gvt_init_irq - initialize GVT-g IRQ emulation subsystem * @gvt: a GVT device @@ -692,6 +712,7 @@ void intel_gvt_clean_irq(struct intel_gvt *gvt) int intel_gvt_init_irq(struct intel_gvt *gvt) { struct intel_gvt_irq *irq = &gvt->irq; + struct intel_gvt_vblank_timer *vblank_timer = &irq->vblank_timer; gvt_dbg_core("init irq framework\n"); @@ -710,5 +731,10 @@ int intel_gvt_init_irq(struct intel_gvt *gvt) irq->ops->init_irq(irq); init_irq_map(irq); + + hrtimer_init(&vblank_timer->timer, CLOCK_MONOTONIC, HRTIMER_MODE_ABS); + vblank_timer->timer.function = vblank_timer_fn; + vblank_timer->period = VBLNAK_TIMER_PERIOD; + return 0; } diff --git a/drivers/gpu/drm/i915/gvt/interrupt.h b/drivers/gpu/drm/i915/gvt/interrupt.h index 28d5d32d6017..3136527b7e5c 100644 --- a/drivers/gpu/drm/i915/gvt/interrupt.h +++ b/drivers/gpu/drm/i915/gvt/interrupt.h @@ -195,6 +195,11 @@ struct intel_gvt_irq_map { u32 down_irq_bitmask; }; +struct intel_gvt_vblank_timer { + struct hrtimer timer; + u64 period; +}; + /* structure containing device specific IRQ state */ struct intel_gvt_irq { struct intel_gvt_irq_ops *ops; @@ -203,6 +208,7 @@ struct intel_gvt_irq { struct intel_gvt_event_info events[INTEL_GVT_EVENT_MAX]; DECLARE_BITMAP(pending_events, INTEL_GVT_EVENT_MAX); struct intel_gvt_irq_map *irq_map; + struct intel_gvt_vblank_timer vblank_timer; }; int intel_gvt_init_irq(struct intel_gvt *gvt); diff --git a/drivers/gpu/drm/i915/gvt/vgpu.c b/drivers/gpu/drm/i915/gvt/vgpu.c index 2d4aaa781757..47ed0a085e4c 100644 --- a/drivers/gpu/drm/i915/gvt/vgpu.c +++ b/drivers/gpu/drm/i915/gvt/vgpu.c @@ -146,6 +146,7 @@ void intel_gvt_destroy_vgpu(struct intel_vgpu *vgpu) vgpu->active = false; idr_remove(&gvt->vgpu_idr, vgpu->id); + intel_vgpu_clean_display(vgpu); intel_vgpu_clean_opregion(vgpu); intel_vgpu_clean_gtt(vgpu); intel_gvt_hypervisor_detach_vgpu(vgpu); @@ -216,11 +217,17 @@ struct intel_vgpu *intel_gvt_create_vgpu(struct intel_gvt *gvt, goto out_clean_gtt; } + ret = intel_vgpu_init_display(vgpu); + if (ret) + goto out_clean_opregion; + vgpu->active = true; mutex_unlock(&gvt->lock); return vgpu; +out_clean_opregion: + intel_vgpu_clean_opregion(vgpu); out_clean_gtt: intel_vgpu_clean_gtt(vgpu); out_detach_hypervisor_vgpu: -- cgit v1.2.3 From 8453d674ae7e63f629a91fe4124df7a7dc9c74cd Mon Sep 17 00:00:00 2001 From: Zhi Wang Date: Sun, 1 May 2016 02:48:25 -0400 Subject: drm/i915/gvt: vGPU execlist virtualization This patch introduces the vGPU execlist virtualization. Under virtulization environment, HW execlist interface are fully emulated including virtual CSB emulation, virtual execlist emulation. The framework will emulate the virtual CSB according to the guest workload running status Signed-off-by: Zhi Wang Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/Makefile | 3 +- drivers/gpu/drm/i915/gvt/debug.h | 3 + drivers/gpu/drm/i915/gvt/execlist.c | 386 ++++++++++++++++++++++++++++++++++++ drivers/gpu/drm/i915/gvt/execlist.h | 137 +++++++++++++ drivers/gpu/drm/i915/gvt/gvt.h | 3 + drivers/gpu/drm/i915/gvt/vgpu.c | 6 + 6 files changed, 537 insertions(+), 1 deletion(-) create mode 100644 drivers/gpu/drm/i915/gvt/execlist.c create mode 100644 drivers/gpu/drm/i915/gvt/execlist.h (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/Makefile b/drivers/gpu/drm/i915/gvt/Makefile index f87cd7fe9574..f15197390d76 100644 --- a/drivers/gpu/drm/i915/gvt/Makefile +++ b/drivers/gpu/drm/i915/gvt/Makefile @@ -1,6 +1,7 @@ GVT_DIR := gvt GVT_SOURCE := gvt.o aperture_gm.o handlers.o vgpu.o trace_points.o firmware.o \ - interrupt.o gtt.o cfg_space.o opregion.o mmio.o display.o edid.o + interrupt.o gtt.o cfg_space.o opregion.o mmio.o display.o edid.o \ + execlist.o ccflags-y += -I$(src) -I$(src)/$(GVT_DIR) -Wall i915-y += $(addprefix $(GVT_DIR)/, $(GVT_SOURCE)) diff --git a/drivers/gpu/drm/i915/gvt/debug.h b/drivers/gpu/drm/i915/gvt/debug.h index 5c21c585ac00..a7e0e7956ee9 100644 --- a/drivers/gpu/drm/i915/gvt/debug.h +++ b/drivers/gpu/drm/i915/gvt/debug.h @@ -42,4 +42,7 @@ #define gvt_dbg_dpy(fmt, args...) \ DRM_DEBUG_DRIVER("gvt: dpy: "fmt, ##args) +#define gvt_dbg_el(fmt, args...) \ + DRM_DEBUG_DRIVER("gvt: el: "fmt, ##args) + #endif diff --git a/drivers/gpu/drm/i915/gvt/execlist.c b/drivers/gpu/drm/i915/gvt/execlist.c new file mode 100644 index 000000000000..3c38e2a2dba3 --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/execlist.c @@ -0,0 +1,386 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Zhiyuan Lv + * Zhi Wang + * + * Contributors: + * Min He + * Bing Niu + * Ping Gao + * Tina Zhang + * + */ + +#include "i915_drv.h" + +#define _EL_OFFSET_STATUS 0x234 +#define _EL_OFFSET_STATUS_BUF 0x370 +#define _EL_OFFSET_STATUS_PTR 0x3A0 + +#define execlist_ring_mmio(gvt, ring_id, offset) \ + (gvt->dev_priv->engine[ring_id].mmio_base + (offset)) + +#define valid_context(ctx) ((ctx)->valid) +#define same_context(a, b) (((a)->context_id == (b)->context_id) && \ + ((a)->lrca == (b)->lrca)) + +static int context_switch_events[] = { + [RCS] = RCS_AS_CONTEXT_SWITCH, + [BCS] = BCS_AS_CONTEXT_SWITCH, + [VCS] = VCS_AS_CONTEXT_SWITCH, + [VCS2] = VCS2_AS_CONTEXT_SWITCH, + [VECS] = VECS_AS_CONTEXT_SWITCH, +}; + +static int ring_id_to_context_switch_event(int ring_id) +{ + if (WARN_ON(ring_id < RCS && ring_id > + ARRAY_SIZE(context_switch_events))) + return -EINVAL; + + return context_switch_events[ring_id]; +} + +static void switch_virtual_execlist_slot(struct intel_vgpu_execlist *execlist) +{ + gvt_dbg_el("[before] running slot %d/context %x pending slot %d\n", + execlist->running_slot ? + execlist->running_slot->index : -1, + execlist->running_context ? + execlist->running_context->context_id : 0, + execlist->pending_slot ? + execlist->pending_slot->index : -1); + + execlist->running_slot = execlist->pending_slot; + execlist->pending_slot = NULL; + execlist->running_context = execlist->running_context ? + &execlist->running_slot->ctx[0] : NULL; + + gvt_dbg_el("[after] running slot %d/context %x pending slot %d\n", + execlist->running_slot ? + execlist->running_slot->index : -1, + execlist->running_context ? + execlist->running_context->context_id : 0, + execlist->pending_slot ? + execlist->pending_slot->index : -1); +} + +static void emulate_execlist_status(struct intel_vgpu_execlist *execlist) +{ + struct intel_vgpu_execlist_slot *running = execlist->running_slot; + struct intel_vgpu_execlist_slot *pending = execlist->pending_slot; + struct execlist_ctx_descriptor_format *desc = execlist->running_context; + struct intel_vgpu *vgpu = execlist->vgpu; + struct execlist_status_format status; + int ring_id = execlist->ring_id; + u32 status_reg = execlist_ring_mmio(vgpu->gvt, + ring_id, _EL_OFFSET_STATUS); + + status.ldw = vgpu_vreg(vgpu, status_reg); + status.udw = vgpu_vreg(vgpu, status_reg + 4); + + if (running) { + status.current_execlist_pointer = !!running->index; + status.execlist_write_pointer = !!!running->index; + status.execlist_0_active = status.execlist_0_valid = + !!!(running->index); + status.execlist_1_active = status.execlist_1_valid = + !!(running->index); + } else { + status.context_id = 0; + status.execlist_0_active = status.execlist_0_valid = 0; + status.execlist_1_active = status.execlist_1_valid = 0; + } + + status.context_id = desc ? desc->context_id : 0; + status.execlist_queue_full = !!(pending); + + vgpu_vreg(vgpu, status_reg) = status.ldw; + vgpu_vreg(vgpu, status_reg + 4) = status.udw; + + gvt_dbg_el("vgpu%d: status reg offset %x ldw %x udw %x\n", + vgpu->id, status_reg, status.ldw, status.udw); +} + +static void emulate_csb_update(struct intel_vgpu_execlist *execlist, + struct execlist_context_status_format *status, + bool trigger_interrupt_later) +{ + struct intel_vgpu *vgpu = execlist->vgpu; + int ring_id = execlist->ring_id; + struct execlist_context_status_pointer_format ctx_status_ptr; + u32 write_pointer; + u32 ctx_status_ptr_reg, ctx_status_buf_reg, offset; + + ctx_status_ptr_reg = execlist_ring_mmio(vgpu->gvt, ring_id, + _EL_OFFSET_STATUS_PTR); + ctx_status_buf_reg = execlist_ring_mmio(vgpu->gvt, ring_id, + _EL_OFFSET_STATUS_BUF); + + ctx_status_ptr.dw = vgpu_vreg(vgpu, ctx_status_ptr_reg); + + write_pointer = ctx_status_ptr.write_ptr; + + if (write_pointer == 0x7) + write_pointer = 0; + else { + ++write_pointer; + write_pointer %= 0x6; + } + + offset = ctx_status_buf_reg + write_pointer * 8; + + vgpu_vreg(vgpu, offset) = status->ldw; + vgpu_vreg(vgpu, offset + 4) = status->udw; + + ctx_status_ptr.write_ptr = write_pointer; + vgpu_vreg(vgpu, ctx_status_ptr_reg) = ctx_status_ptr.dw; + + gvt_dbg_el("vgpu%d: w pointer %u reg %x csb l %x csb h %x\n", + vgpu->id, write_pointer, offset, status->ldw, status->udw); + + if (trigger_interrupt_later) + return; + + intel_vgpu_trigger_virtual_event(vgpu, + ring_id_to_context_switch_event(execlist->ring_id)); +} + +int emulate_execlist_ctx_schedule_out( + struct intel_vgpu_execlist *execlist, + struct execlist_ctx_descriptor_format *ctx) +{ + struct intel_vgpu_execlist_slot *running = execlist->running_slot; + struct intel_vgpu_execlist_slot *pending = execlist->pending_slot; + struct execlist_ctx_descriptor_format *ctx0 = &running->ctx[0]; + struct execlist_ctx_descriptor_format *ctx1 = &running->ctx[1]; + struct execlist_context_status_format status; + + memset(&status, 0, sizeof(status)); + + gvt_dbg_el("schedule out context id %x\n", ctx->context_id); + + if (WARN_ON(!same_context(ctx, execlist->running_context))) { + gvt_err("schedule out context is not running context," + "ctx id %x running ctx id %x\n", + ctx->context_id, + execlist->running_context->context_id); + return -EINVAL; + } + + /* ctx1 is valid, ctx0/ctx is scheduled-out -> element switch */ + if (valid_context(ctx1) && same_context(ctx0, ctx)) { + gvt_dbg_el("ctx 1 valid, ctx/ctx 0 is scheduled-out\n"); + + execlist->running_context = ctx1; + + emulate_execlist_status(execlist); + + status.context_complete = status.element_switch = 1; + status.context_id = ctx->context_id; + + emulate_csb_update(execlist, &status, false); + /* + * ctx1 is not valid, ctx == ctx0 + * ctx1 is valid, ctx1 == ctx + * --> last element is finished + * emulate: + * active-to-idle if there is *no* pending execlist + * context-complete if there *is* pending execlist + */ + } else if ((!valid_context(ctx1) && same_context(ctx0, ctx)) + || (valid_context(ctx1) && same_context(ctx1, ctx))) { + gvt_dbg_el("need to switch virtual execlist slot\n"); + + switch_virtual_execlist_slot(execlist); + + emulate_execlist_status(execlist); + + status.context_complete = status.active_to_idle = 1; + status.context_id = ctx->context_id; + + if (!pending) { + emulate_csb_update(execlist, &status, false); + } else { + emulate_csb_update(execlist, &status, true); + + memset(&status, 0, sizeof(status)); + + status.idle_to_active = 1; + status.context_id = 0; + + emulate_csb_update(execlist, &status, false); + } + } else { + WARN_ON(1); + return -EINVAL; + } + + return 0; +} + +static struct intel_vgpu_execlist_slot *get_next_execlist_slot( + struct intel_vgpu_execlist *execlist) +{ + struct intel_vgpu *vgpu = execlist->vgpu; + int ring_id = execlist->ring_id; + u32 status_reg = execlist_ring_mmio(vgpu->gvt, ring_id, + _EL_OFFSET_STATUS); + struct execlist_status_format status; + + status.ldw = vgpu_vreg(vgpu, status_reg); + status.udw = vgpu_vreg(vgpu, status_reg + 4); + + if (status.execlist_queue_full) { + gvt_err("virtual execlist slots are full\n"); + return NULL; + } + + return &execlist->slot[status.execlist_write_pointer]; +} + +int emulate_execlist_schedule_in(struct intel_vgpu_execlist *execlist, + struct execlist_ctx_descriptor_format ctx[2]) +{ + struct intel_vgpu_execlist_slot *running = execlist->running_slot; + struct intel_vgpu_execlist_slot *slot = + get_next_execlist_slot(execlist); + + struct execlist_ctx_descriptor_format *ctx0, *ctx1; + struct execlist_context_status_format status; + + gvt_dbg_el("emulate schedule-in\n"); + + if (!slot) { + gvt_err("no available execlist slot\n"); + return -EINVAL; + } + + memset(&status, 0, sizeof(status)); + memset(slot->ctx, 0, sizeof(slot->ctx)); + + slot->ctx[0] = ctx[0]; + slot->ctx[1] = ctx[1]; + + gvt_dbg_el("alloc slot index %d ctx 0 %x ctx 1 %x\n", + slot->index, ctx[0].context_id, + ctx[1].context_id); + + /* + * no running execlist, make this write bundle as running execlist + * -> idle-to-active + */ + if (!running) { + gvt_dbg_el("no current running execlist\n"); + + execlist->running_slot = slot; + execlist->pending_slot = NULL; + execlist->running_context = &slot->ctx[0]; + + gvt_dbg_el("running slot index %d running context %x\n", + execlist->running_slot->index, + execlist->running_context->context_id); + + emulate_execlist_status(execlist); + + status.idle_to_active = 1; + status.context_id = 0; + + emulate_csb_update(execlist, &status, false); + return 0; + } + + ctx0 = &running->ctx[0]; + ctx1 = &running->ctx[1]; + + gvt_dbg_el("current running slot index %d ctx 0 %x ctx 1 %x\n", + running->index, ctx0->context_id, ctx1->context_id); + + /* + * already has an running execlist + * a. running ctx1 is valid, + * ctx0 is finished, and running ctx1 == new execlist ctx[0] + * b. running ctx1 is not valid, + * ctx0 == new execlist ctx[0] + * ----> lite-restore + preempted + */ + if ((valid_context(ctx1) && same_context(ctx1, &slot->ctx[0]) && + /* condition a */ + (!same_context(ctx0, execlist->running_context))) || + (!valid_context(ctx1) && + same_context(ctx0, &slot->ctx[0]))) { /* condition b */ + gvt_dbg_el("need to switch virtual execlist slot\n"); + + execlist->pending_slot = slot; + switch_virtual_execlist_slot(execlist); + + emulate_execlist_status(execlist); + + status.lite_restore = status.preempted = 1; + status.context_id = ctx[0].context_id; + + emulate_csb_update(execlist, &status, false); + } else { + gvt_dbg_el("emulate as pending slot\n"); + /* + * otherwise + * --> emulate pending execlist exist + but no preemption case + */ + execlist->pending_slot = slot; + emulate_execlist_status(execlist); + } + return 0; +} + +static void init_vgpu_execlist(struct intel_vgpu *vgpu, int ring_id) +{ + struct intel_vgpu_execlist *execlist = &vgpu->execlist[ring_id]; + struct execlist_context_status_pointer_format ctx_status_ptr; + u32 ctx_status_ptr_reg; + + memset(execlist, 0, sizeof(*execlist)); + + execlist->vgpu = vgpu; + execlist->ring_id = ring_id; + execlist->slot[0].index = 0; + execlist->slot[1].index = 1; + + ctx_status_ptr_reg = execlist_ring_mmio(vgpu->gvt, ring_id, + _EL_OFFSET_STATUS_PTR); + + ctx_status_ptr.dw = vgpu_vreg(vgpu, ctx_status_ptr_reg); + ctx_status_ptr.read_ptr = ctx_status_ptr.write_ptr = 0x7; + vgpu_vreg(vgpu, ctx_status_ptr_reg) = ctx_status_ptr.dw; +} + +int intel_vgpu_init_execlist(struct intel_vgpu *vgpu) +{ + int i; + + /* each ring has a virtual execlist engine */ + for (i = 0; i < I915_NUM_ENGINES; i++) + init_vgpu_execlist(vgpu, i); + + return 0; +} diff --git a/drivers/gpu/drm/i915/gvt/execlist.h b/drivers/gpu/drm/i915/gvt/execlist.h new file mode 100644 index 000000000000..428f54358ae8 --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/execlist.h @@ -0,0 +1,137 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Zhiyuan Lv + * Zhi Wang + * + * Contributors: + * Min He + * Bing Niu + * Ping Gao + * Tina Zhang + * + */ + +#ifndef _GVT_EXECLIST_H_ +#define _GVT_EXECLIST_H_ + +struct execlist_ctx_descriptor_format { + union { + u32 udw; + u32 context_id; + }; + union { + u32 ldw; + struct { + u32 valid : 1; + u32 force_pd_restore : 1; + u32 force_restore : 1; + u32 addressing_mode : 2; + u32 llc_coherency : 1; + u32 fault_handling : 2; + u32 privilege_access : 1; + u32 reserved : 3; + u32 lrca : 20; + }; + }; +}; + +struct execlist_status_format { + union { + u32 ldw; + struct { + u32 current_execlist_pointer :1; + u32 execlist_write_pointer :1; + u32 execlist_queue_full :1; + u32 execlist_1_valid :1; + u32 execlist_0_valid :1; + u32 last_ctx_switch_reason :9; + u32 current_active_elm_status :2; + u32 arbitration_enable :1; + u32 execlist_1_active :1; + u32 execlist_0_active :1; + u32 reserved :13; + }; + }; + union { + u32 udw; + u32 context_id; + }; +}; + +struct execlist_context_status_pointer_format { + union { + u32 dw; + struct { + u32 write_ptr :3; + u32 reserved :5; + u32 read_ptr :3; + u32 reserved2 :5; + u32 mask :16; + }; + }; +}; + +struct execlist_context_status_format { + union { + u32 ldw; + struct { + u32 idle_to_active :1; + u32 preempted :1; + u32 element_switch :1; + u32 active_to_idle :1; + u32 context_complete :1; + u32 wait_on_sync_flip :1; + u32 wait_on_vblank :1; + u32 wait_on_semaphore :1; + u32 wait_on_scanline :1; + u32 reserved :2; + u32 semaphore_wait_mode :1; + u32 display_plane :3; + u32 lite_restore :1; + u32 reserved_2 :16; + }; + }; + union { + u32 udw; + u32 context_id; + }; +}; + +struct intel_vgpu_execlist_slot { + struct execlist_ctx_descriptor_format ctx[2]; + u32 index; +}; + +struct intel_vgpu_execlist { + struct intel_vgpu_execlist_slot slot[2]; + struct intel_vgpu_execlist_slot *running_slot; + struct intel_vgpu_execlist_slot *pending_slot; + struct execlist_ctx_descriptor_format *running_context; + int ring_id; + struct intel_vgpu *vgpu; +}; + +int intel_vgpu_init_execlist(struct intel_vgpu *vgpu); + +#endif /*_GVT_EXECLIST_H_*/ diff --git a/drivers/gpu/drm/i915/gvt/gvt.h b/drivers/gpu/drm/i915/gvt/gvt.h index 1619881dbd51..82f932a24e7d 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.h +++ b/drivers/gpu/drm/i915/gvt/gvt.h @@ -41,6 +41,7 @@ #include "gtt.h" #include "display.h" #include "edid.h" +#include "execlist.h" #define GVT_MAX_VGPU 8 @@ -146,6 +147,8 @@ struct intel_vgpu { struct intel_vgpu_gtt gtt; struct intel_vgpu_opregion opregion; struct intel_vgpu_display display; + /* TODO: move the declaration of intel_gvt.h to a proper place. */ + struct intel_vgpu_execlist execlist[I915_NUM_ENGINES]; }; struct intel_gvt_gm { diff --git a/drivers/gpu/drm/i915/gvt/vgpu.c b/drivers/gpu/drm/i915/gvt/vgpu.c index 47ed0a085e4c..e806b0e4035a 100644 --- a/drivers/gpu/drm/i915/gvt/vgpu.c +++ b/drivers/gpu/drm/i915/gvt/vgpu.c @@ -221,11 +221,17 @@ struct intel_vgpu *intel_gvt_create_vgpu(struct intel_gvt *gvt, if (ret) goto out_clean_opregion; + ret = intel_vgpu_init_execlist(vgpu); + if (ret) + goto out_clean_display; + vgpu->active = true; mutex_unlock(&gvt->lock); return vgpu; +out_clean_display: + intel_vgpu_clean_display(vgpu); out_clean_opregion: intel_vgpu_clean_opregion(vgpu); out_clean_gtt: -- cgit v1.2.3 From 28c4c6ca7f794b2d5ac8773d43311e95f6518415 Mon Sep 17 00:00:00 2001 From: Zhi Wang Date: Sun, 1 May 2016 05:22:47 -0400 Subject: drm/i915/gvt: vGPU workload submission This patch introduces the vGPU workload submission logics. Under virtualization environment, guest will submit workload through virtual execlist submit port. The submitted workload load will be wrapped into an gvt workload which will be picked by GVT workload scheduler and executed on host i915 later. Signed-off-by: Zhi Wang Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/execlist.c | 294 ++++++++++++++++++++++++++++++++++- drivers/gpu/drm/i915/gvt/execlist.h | 48 ++++++ drivers/gpu/drm/i915/gvt/gvt.h | 5 +- drivers/gpu/drm/i915/gvt/handlers.c | 38 ++++- drivers/gpu/drm/i915/gvt/reg.h | 5 + drivers/gpu/drm/i915/gvt/scheduler.h | 64 ++++++++ drivers/gpu/drm/i915/gvt/vgpu.c | 1 + 7 files changed, 449 insertions(+), 6 deletions(-) create mode 100644 drivers/gpu/drm/i915/gvt/scheduler.h (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/execlist.c b/drivers/gpu/drm/i915/gvt/execlist.c index 3c38e2a2dba3..f149847cbd17 100644 --- a/drivers/gpu/drm/i915/gvt/execlist.c +++ b/drivers/gpu/drm/i915/gvt/execlist.c @@ -167,7 +167,7 @@ static void emulate_csb_update(struct intel_vgpu_execlist *execlist, ring_id_to_context_switch_event(execlist->ring_id)); } -int emulate_execlist_ctx_schedule_out( +static int emulate_execlist_ctx_schedule_out( struct intel_vgpu_execlist *execlist, struct execlist_ctx_descriptor_format *ctx) { @@ -260,7 +260,7 @@ static struct intel_vgpu_execlist_slot *get_next_execlist_slot( return &execlist->slot[status.execlist_write_pointer]; } -int emulate_execlist_schedule_in(struct intel_vgpu_execlist *execlist, +static int emulate_execlist_schedule_in(struct intel_vgpu_execlist *execlist, struct execlist_ctx_descriptor_format ctx[2]) { struct intel_vgpu_execlist_slot *running = execlist->running_slot; @@ -353,6 +353,279 @@ int emulate_execlist_schedule_in(struct intel_vgpu_execlist *execlist, return 0; } +static void free_workload(struct intel_vgpu_workload *workload) +{ + intel_vgpu_unpin_mm(workload->shadow_mm); + intel_gvt_mm_unreference(workload->shadow_mm); + kmem_cache_free(workload->vgpu->workloads, workload); +} + +#define get_desc_from_elsp_dwords(ed, i) \ + ((struct execlist_ctx_descriptor_format *)&((ed)->data[i * 2])) + +static int prepare_execlist_workload(struct intel_vgpu_workload *workload) +{ + struct intel_vgpu *vgpu = workload->vgpu; + struct execlist_ctx_descriptor_format ctx[2]; + int ring_id = workload->ring_id; + + intel_vgpu_pin_mm(workload->shadow_mm); + intel_vgpu_sync_oos_pages(workload->vgpu); + intel_vgpu_flush_post_shadow(workload->vgpu); + if (!workload->emulate_schedule_in) + return 0; + + ctx[0] = *get_desc_from_elsp_dwords(&workload->elsp_dwords, 1); + ctx[1] = *get_desc_from_elsp_dwords(&workload->elsp_dwords, 0); + + return emulate_execlist_schedule_in(&vgpu->execlist[ring_id], ctx); +} + +static int complete_execlist_workload(struct intel_vgpu_workload *workload) +{ + struct intel_vgpu *vgpu = workload->vgpu; + struct intel_vgpu_execlist *execlist = + &vgpu->execlist[workload->ring_id]; + struct intel_vgpu_workload *next_workload; + struct list_head *next = workload_q_head(vgpu, workload->ring_id)->next; + bool lite_restore = false; + int ret; + + gvt_dbg_el("complete workload %p status %d\n", workload, + workload->status); + + if (workload->status) + goto out; + + if (!list_empty(workload_q_head(vgpu, workload->ring_id))) { + struct execlist_ctx_descriptor_format *this_desc, *next_desc; + + next_workload = container_of(next, + struct intel_vgpu_workload, list); + this_desc = &workload->ctx_desc; + next_desc = &next_workload->ctx_desc; + + lite_restore = same_context(this_desc, next_desc); + } + + if (lite_restore) { + gvt_dbg_el("next context == current - no schedule-out\n"); + free_workload(workload); + return 0; + } + + ret = emulate_execlist_ctx_schedule_out(execlist, &workload->ctx_desc); + if (ret) + goto err; +out: + free_workload(workload); + return 0; +err: + free_workload(workload); + return ret; +} + +#define RING_CTX_OFF(x) \ + offsetof(struct execlist_ring_context, x) + +static void read_guest_pdps(struct intel_vgpu *vgpu, + u64 ring_context_gpa, u32 pdp[8]) +{ + u64 gpa; + int i; + + gpa = ring_context_gpa + RING_CTX_OFF(pdp3_UDW.val); + + for (i = 0; i < 8; i++) + intel_gvt_hypervisor_read_gpa(vgpu, + gpa + i * 8, &pdp[7 - i], 4); +} + +static int prepare_mm(struct intel_vgpu_workload *workload) +{ + struct execlist_ctx_descriptor_format *desc = &workload->ctx_desc; + struct intel_vgpu_mm *mm; + int page_table_level; + u32 pdp[8]; + + if (desc->addressing_mode == 1) { /* legacy 32-bit */ + page_table_level = 3; + } else if (desc->addressing_mode == 3) { /* legacy 64 bit */ + page_table_level = 4; + } else { + gvt_err("Advanced Context mode(SVM) is not supported!\n"); + return -EINVAL; + } + + read_guest_pdps(workload->vgpu, workload->ring_context_gpa, pdp); + + mm = intel_vgpu_find_ppgtt_mm(workload->vgpu, page_table_level, pdp); + if (mm) { + intel_gvt_mm_reference(mm); + } else { + + mm = intel_vgpu_create_mm(workload->vgpu, INTEL_GVT_MM_PPGTT, + pdp, page_table_level, 0); + if (IS_ERR(mm)) { + gvt_err("fail to create mm object.\n"); + return PTR_ERR(mm); + } + } + workload->shadow_mm = mm; + return 0; +} + +#define get_last_workload(q) \ + (list_empty(q) ? NULL : container_of(q->prev, \ + struct intel_vgpu_workload, list)) + +bool submit_context(struct intel_vgpu *vgpu, int ring_id, + struct execlist_ctx_descriptor_format *desc, + bool emulate_schedule_in) +{ + struct list_head *q = workload_q_head(vgpu, ring_id); + struct intel_vgpu_workload *last_workload = get_last_workload(q); + struct intel_vgpu_workload *workload = NULL; + u64 ring_context_gpa; + u32 head, tail, start, ctl, ctx_ctl; + int ret; + + ring_context_gpa = intel_vgpu_gma_to_gpa(vgpu->gtt.ggtt_mm, + (u32)((desc->lrca + 1) << GTT_PAGE_SHIFT)); + if (ring_context_gpa == INTEL_GVT_INVALID_ADDR) { + gvt_err("invalid guest context LRCA: %x\n", desc->lrca); + return -EINVAL; + } + + intel_gvt_hypervisor_read_gpa(vgpu, ring_context_gpa + + RING_CTX_OFF(ring_header.val), &head, 4); + + intel_gvt_hypervisor_read_gpa(vgpu, ring_context_gpa + + RING_CTX_OFF(ring_tail.val), &tail, 4); + + head &= RB_HEAD_OFF_MASK; + tail &= RB_TAIL_OFF_MASK; + + if (last_workload && same_context(&last_workload->ctx_desc, desc)) { + gvt_dbg_el("ring id %d cur workload == last\n", ring_id); + gvt_dbg_el("ctx head %x real head %lx\n", head, + last_workload->rb_tail); + /* + * cannot use guest context head pointer here, + * as it might not be updated at this time + */ + head = last_workload->rb_tail; + } + + gvt_dbg_el("ring id %d begin a new workload\n", ring_id); + + workload = kmem_cache_zalloc(vgpu->workloads, GFP_KERNEL); + if (!workload) + return -ENOMEM; + + /* record some ring buffer register values for scan and shadow */ + intel_gvt_hypervisor_read_gpa(vgpu, ring_context_gpa + + RING_CTX_OFF(rb_start.val), &start, 4); + intel_gvt_hypervisor_read_gpa(vgpu, ring_context_gpa + + RING_CTX_OFF(rb_ctrl.val), &ctl, 4); + intel_gvt_hypervisor_read_gpa(vgpu, ring_context_gpa + + RING_CTX_OFF(ctx_ctrl.val), &ctx_ctl, 4); + + INIT_LIST_HEAD(&workload->list); + + init_waitqueue_head(&workload->shadow_ctx_status_wq); + atomic_set(&workload->shadow_ctx_active, 0); + + workload->vgpu = vgpu; + workload->ring_id = ring_id; + workload->ctx_desc = *desc; + workload->ring_context_gpa = ring_context_gpa; + workload->rb_head = head; + workload->rb_tail = tail; + workload->rb_start = start; + workload->rb_ctl = ctl; + workload->prepare = prepare_execlist_workload; + workload->complete = complete_execlist_workload; + workload->status = -EINPROGRESS; + workload->emulate_schedule_in = emulate_schedule_in; + + if (emulate_schedule_in) + memcpy(&workload->elsp_dwords, + &vgpu->execlist[ring_id].elsp_dwords, + sizeof(workload->elsp_dwords)); + + gvt_dbg_el("workload %p ring id %d head %x tail %x start %x ctl %x\n", + workload, ring_id, head, tail, start, ctl); + + gvt_dbg_el("workload %p emulate schedule_in %d\n", workload, + emulate_schedule_in); + + ret = prepare_mm(workload); + if (ret) { + kmem_cache_free(vgpu->workloads, workload); + return ret; + } + + queue_workload(workload); + return 0; +} + +int intel_vgpu_submit_execlist(struct intel_vgpu *vgpu, int ring_id) +{ + struct intel_vgpu_execlist *execlist = &vgpu->execlist[ring_id]; + struct execlist_ctx_descriptor_format *desc[2], valid_desc[2]; + unsigned long valid_desc_bitmap = 0; + bool emulate_schedule_in = true; + int ret; + int i; + + memset(valid_desc, 0, sizeof(valid_desc)); + + desc[0] = get_desc_from_elsp_dwords(&execlist->elsp_dwords, 1); + desc[1] = get_desc_from_elsp_dwords(&execlist->elsp_dwords, 0); + + for (i = 0; i < 2; i++) { + if (!desc[i]->valid) + continue; + + if (!desc[i]->privilege_access) { + gvt_err("vgpu%d: unexpected GGTT elsp submission\n", + vgpu->id); + return -EINVAL; + } + + /* TODO: add another guest context checks here. */ + set_bit(i, &valid_desc_bitmap); + valid_desc[i] = *desc[i]; + } + + if (!valid_desc_bitmap) { + gvt_err("vgpu%d: no valid desc in a elsp submission\n", + vgpu->id); + return -EINVAL; + } + + if (!test_bit(0, (void *)&valid_desc_bitmap) && + test_bit(1, (void *)&valid_desc_bitmap)) { + gvt_err("vgpu%d: weird elsp submission, desc 0 is not valid\n", + vgpu->id); + return -EINVAL; + } + + /* submit workload */ + for_each_set_bit(i, (void *)&valid_desc_bitmap, 2) { + ret = submit_context(vgpu, ring_id, &valid_desc[i], + emulate_schedule_in); + if (ret) { + gvt_err("vgpu%d: fail to schedule workload\n", + vgpu->id); + return ret; + } + emulate_schedule_in = false; + } + return 0; +} + static void init_vgpu_execlist(struct intel_vgpu *vgpu, int ring_id) { struct intel_vgpu_execlist *execlist = &vgpu->execlist[ring_id]; @@ -374,13 +647,28 @@ static void init_vgpu_execlist(struct intel_vgpu *vgpu, int ring_id) vgpu_vreg(vgpu, ctx_status_ptr_reg) = ctx_status_ptr.dw; } +void intel_vgpu_clean_execlist(struct intel_vgpu *vgpu) +{ + kmem_cache_destroy(vgpu->workloads); +} + int intel_vgpu_init_execlist(struct intel_vgpu *vgpu) { int i; /* each ring has a virtual execlist engine */ - for (i = 0; i < I915_NUM_ENGINES; i++) + for (i = 0; i < I915_NUM_ENGINES; i++) { init_vgpu_execlist(vgpu, i); + INIT_LIST_HEAD(&vgpu->workload_q_head[i]); + } + + vgpu->workloads = kmem_cache_create("gvt-g vgpu workload", + sizeof(struct intel_vgpu_workload), 0, + SLAB_HWCACHE_ALIGN, + NULL); + + if (!vgpu->workloads) + return -ENOMEM; return 0; } diff --git a/drivers/gpu/drm/i915/gvt/execlist.h b/drivers/gpu/drm/i915/gvt/execlist.h index 428f54358ae8..13614fb4e572 100644 --- a/drivers/gpu/drm/i915/gvt/execlist.h +++ b/drivers/gpu/drm/i915/gvt/execlist.h @@ -118,6 +118,49 @@ struct execlist_context_status_format { }; }; +struct execlist_mmio_pair { + u32 addr; + u32 val; +}; + +/* The first 52 dwords in register state context */ +struct execlist_ring_context { + u32 nop1; + u32 lri_cmd_1; + struct execlist_mmio_pair ctx_ctrl; + struct execlist_mmio_pair ring_header; + struct execlist_mmio_pair ring_tail; + struct execlist_mmio_pair rb_start; + struct execlist_mmio_pair rb_ctrl; + struct execlist_mmio_pair bb_cur_head_UDW; + struct execlist_mmio_pair bb_cur_head_LDW; + struct execlist_mmio_pair bb_state; + struct execlist_mmio_pair second_bb_addr_UDW; + struct execlist_mmio_pair second_bb_addr_LDW; + struct execlist_mmio_pair second_bb_state; + struct execlist_mmio_pair bb_per_ctx_ptr; + struct execlist_mmio_pair rcs_indirect_ctx; + struct execlist_mmio_pair rcs_indirect_ctx_offset; + u32 nop2; + u32 nop3; + u32 nop4; + u32 lri_cmd_2; + struct execlist_mmio_pair ctx_timestamp; + struct execlist_mmio_pair pdp3_UDW; + struct execlist_mmio_pair pdp3_LDW; + struct execlist_mmio_pair pdp2_UDW; + struct execlist_mmio_pair pdp2_LDW; + struct execlist_mmio_pair pdp1_UDW; + struct execlist_mmio_pair pdp1_LDW; + struct execlist_mmio_pair pdp0_UDW; + struct execlist_mmio_pair pdp0_LDW; +}; + +struct intel_vgpu_elsp_dwords { + u32 data[4]; + u32 index; +}; + struct intel_vgpu_execlist_slot { struct execlist_ctx_descriptor_format ctx[2]; u32 index; @@ -130,8 +173,13 @@ struct intel_vgpu_execlist { struct execlist_ctx_descriptor_format *running_context; int ring_id; struct intel_vgpu *vgpu; + struct intel_vgpu_elsp_dwords elsp_dwords; }; +void intel_vgpu_clean_execlist(struct intel_vgpu *vgpu); + int intel_vgpu_init_execlist(struct intel_vgpu *vgpu); +int intel_vgpu_submit_execlist(struct intel_vgpu *vgpu, int ring_id); + #endif /*_GVT_EXECLIST_H_*/ diff --git a/drivers/gpu/drm/i915/gvt/gvt.h b/drivers/gpu/drm/i915/gvt/gvt.h index 82f932a24e7d..414163695e07 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.h +++ b/drivers/gpu/drm/i915/gvt/gvt.h @@ -42,6 +42,7 @@ #include "display.h" #include "edid.h" #include "execlist.h" +#include "scheduler.h" #define GVT_MAX_VGPU 8 @@ -147,8 +148,9 @@ struct intel_vgpu { struct intel_vgpu_gtt gtt; struct intel_vgpu_opregion opregion; struct intel_vgpu_display display; - /* TODO: move the declaration of intel_gvt.h to a proper place. */ struct intel_vgpu_execlist execlist[I915_NUM_ENGINES]; + struct list_head workload_q_head[I915_NUM_ENGINES]; + struct kmem_cache *workloads; }; struct intel_gvt_gm { @@ -193,6 +195,7 @@ struct intel_gvt { struct intel_gvt_irq irq; struct intel_gvt_gtt gtt; struct intel_gvt_opregion opregion; + struct intel_gvt_workload_scheduler scheduler; struct task_struct *service_thread; wait_queue_head_t service_thread_wq; diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c index 194778b374ff..970804aed381 100644 --- a/drivers/gpu/drm/i915/gvt/handlers.c +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -128,6 +128,18 @@ static int new_mmio_info(struct intel_gvt *gvt, return 0; } +static int render_mmio_to_ring_id(struct intel_gvt *gvt, unsigned int reg) +{ + int i; + + reg &= ~GENMASK(11, 0); + for (i = 0; i < I915_NUM_ENGINES; i++) { + if (gvt->dev_priv->engine[i].mmio_base == reg) + return i; + } + return -1; +} + #define offset_to_fence_num(offset) \ ((offset - i915_mmio_reg_offset(FENCE_REG_GEN6_LO(0))) >> 3) @@ -1262,6 +1274,28 @@ static int ring_timestamp_mmio_read(struct intel_vgpu *vgpu, return intel_vgpu_default_mmio_read(vgpu, offset, p_data, bytes); } +static int elsp_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + int ring_id = render_mmio_to_ring_id(vgpu->gvt, offset); + struct intel_vgpu_execlist *execlist; + u32 data = *(u32 *)p_data; + int ret; + + if (WARN_ON(ring_id < 0)) + return -EINVAL; + + execlist = &vgpu->execlist[ring_id]; + + execlist->elsp_dwords.data[execlist->elsp_dwords.index] = data; + if (execlist->elsp_dwords.index == 3) + ret = intel_vgpu_submit_execlist(vgpu, ring_id); + + ++execlist->elsp_dwords.index; + execlist->elsp_dwords.index &= 0x3; + return 0; +} + #define MMIO_F(reg, s, f, am, rm, d, r, w) do { \ ret = new_mmio_info(gvt, INTEL_GVT_MMIO_OFFSET(reg), \ f, s, am, rm, d, r, w); \ @@ -2169,8 +2203,8 @@ static int init_broadwell_mmio_info(struct intel_gvt *gvt) MMIO_RING_D(RING_ACTHD_UDW, D_BDW_PLUS); #define RING_REG(base) (base + 0x230) - MMIO_RING_DFH(RING_REG, D_BDW_PLUS, 0, NULL, NULL); - MMIO_DH(RING_REG(GEN8_BSD2_RING_BASE), D_BDW_PLUS, NULL, NULL); + MMIO_RING_DFH(RING_REG, D_BDW_PLUS, 0, NULL, elsp_mmio_write); + MMIO_DH(RING_REG(GEN8_BSD2_RING_BASE), D_BDW_PLUS, NULL, elsp_mmio_write); #undef RING_REG #define RING_REG(base) (base + 0x234) diff --git a/drivers/gpu/drm/i915/gvt/reg.h b/drivers/gpu/drm/i915/gvt/reg.h index 4842cb97c892..0dfe789d8f02 100644 --- a/drivers/gpu/drm/i915/gvt/reg.h +++ b/drivers/gpu/drm/i915/gvt/reg.h @@ -72,4 +72,9 @@ #define FORCEWAKE_ACK_MEDIA_GEN9_REG 0x0D88 #define FORCEWAKE_ACK_HSW_REG 0x130044 +#define RB_HEAD_OFF_MASK ((1U << 21) - (1U << 2)) +#define RB_TAIL_OFF_MASK ((1U << 21) - (1U << 3)) +#define RB_TAIL_SIZE_MASK ((1U << 21) - (1U << 12)) +#define _RING_CTL_BUF_SIZE(ctl) (((ctl) & RB_TAIL_SIZE_MASK) + GTT_PAGE_SIZE) + #endif diff --git a/drivers/gpu/drm/i915/gvt/scheduler.h b/drivers/gpu/drm/i915/gvt/scheduler.h new file mode 100644 index 000000000000..8884749f0bd4 --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/scheduler.h @@ -0,0 +1,64 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#ifndef _GVT_SCHEDULER_H_ +#define _GVT_SCHEDULER_H_ + +struct intel_gvt_workload_scheduler { + struct list_head workload_q_head[I915_NUM_ENGINES]; +}; + +struct intel_vgpu_workload { + struct intel_vgpu *vgpu; + int ring_id; + struct drm_i915_gem_request *req; + /* if this workload has been dispatched to i915? */ + bool dispatched; + int status; + + struct intel_vgpu_mm *shadow_mm; + + /* different submission model may need different handler */ + int (*prepare)(struct intel_vgpu_workload *); + int (*complete)(struct intel_vgpu_workload *); + struct list_head list; + + /* execlist context information */ + struct execlist_ctx_descriptor_format ctx_desc; + struct execlist_ring_context *ring_context; + unsigned long rb_head, rb_tail, rb_ctl, rb_start; + struct intel_vgpu_elsp_dwords elsp_dwords; + bool emulate_schedule_in; + atomic_t shadow_ctx_active; + wait_queue_head_t shadow_ctx_status_wq; + u64 ring_context_gpa; +}; + +#define workload_q_head(vgpu, ring_id) \ + (&(vgpu->workload_q_head[ring_id])) + +#define queue_workload(workload) \ + list_add_tail(&workload->list, \ + workload_q_head(workload->vgpu, workload->ring_id)) + +#endif diff --git a/drivers/gpu/drm/i915/gvt/vgpu.c b/drivers/gpu/drm/i915/gvt/vgpu.c index e806b0e4035a..705a23c1ed85 100644 --- a/drivers/gpu/drm/i915/gvt/vgpu.c +++ b/drivers/gpu/drm/i915/gvt/vgpu.c @@ -146,6 +146,7 @@ void intel_gvt_destroy_vgpu(struct intel_vgpu *vgpu) vgpu->active = false; idr_remove(&gvt->vgpu_idr, vgpu->id); + intel_vgpu_clean_execlist(vgpu); intel_vgpu_clean_display(vgpu); intel_vgpu_clean_opregion(vgpu); intel_vgpu_clean_gtt(vgpu); -- cgit v1.2.3 From e473405783c064a9d859d108010581bae8e9af40 Mon Sep 17 00:00:00 2001 From: Zhi Wang Date: Sun, 1 May 2016 07:42:16 -0400 Subject: drm/i915/gvt: vGPU workload scheduler This patch introduces the vGPU workload scheduler routines. GVT workload scheduler is responsible for picking and executing GVT workload from current scheduled vGPU. Before the workload is submitted to host i915, the guest execlist context will be shadowed in the host GVT shadow context. the instructions in guest ring buffer will be copied into GVT shadow ring buffer. Then GVT-g workload scheduler will scan the instructions in guest ring buffer and submit it to host i915. Signed-off-by: Zhi Wang Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/Makefile | 2 +- drivers/gpu/drm/i915/gvt/debug.h | 3 + drivers/gpu/drm/i915/gvt/execlist.c | 24 +- drivers/gpu/drm/i915/gvt/execlist.h | 3 + drivers/gpu/drm/i915/gvt/gvt.c | 9 +- drivers/gpu/drm/i915/gvt/gvt.h | 3 + drivers/gpu/drm/i915/gvt/handlers.c | 25 +- drivers/gpu/drm/i915/gvt/scheduler.c | 554 +++++++++++++++++++++++++++++++++++ drivers/gpu/drm/i915/gvt/scheduler.h | 39 ++- drivers/gpu/drm/i915/gvt/vgpu.c | 7 + 10 files changed, 661 insertions(+), 8 deletions(-) create mode 100644 drivers/gpu/drm/i915/gvt/scheduler.c (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/Makefile b/drivers/gpu/drm/i915/gvt/Makefile index f15197390d76..2d1a5c398a18 100644 --- a/drivers/gpu/drm/i915/gvt/Makefile +++ b/drivers/gpu/drm/i915/gvt/Makefile @@ -1,7 +1,7 @@ GVT_DIR := gvt GVT_SOURCE := gvt.o aperture_gm.o handlers.o vgpu.o trace_points.o firmware.o \ interrupt.o gtt.o cfg_space.o opregion.o mmio.o display.o edid.o \ - execlist.o + execlist.o scheduler.o ccflags-y += -I$(src) -I$(src)/$(GVT_DIR) -Wall i915-y += $(addprefix $(GVT_DIR)/, $(GVT_SOURCE)) diff --git a/drivers/gpu/drm/i915/gvt/debug.h b/drivers/gpu/drm/i915/gvt/debug.h index a7e0e7956ee9..a3f49d544bdb 100644 --- a/drivers/gpu/drm/i915/gvt/debug.h +++ b/drivers/gpu/drm/i915/gvt/debug.h @@ -45,4 +45,7 @@ #define gvt_dbg_el(fmt, args...) \ DRM_DEBUG_DRIVER("gvt: el: "fmt, ##args) +#define gvt_dbg_sched(fmt, args...) \ + DRM_DEBUG_DRIVER("gvt: sched: "fmt, ##args) + #endif diff --git a/drivers/gpu/drm/i915/gvt/execlist.c b/drivers/gpu/drm/i915/gvt/execlist.c index f149847cbd17..5ae738e16678 100644 --- a/drivers/gpu/drm/i915/gvt/execlist.c +++ b/drivers/gpu/drm/i915/gvt/execlist.c @@ -394,7 +394,7 @@ static int complete_execlist_workload(struct intel_vgpu_workload *workload) gvt_dbg_el("complete workload %p status %d\n", workload, workload->status); - if (workload->status) + if (workload->status || vgpu->resetting) goto out; if (!list_empty(workload_q_head(vgpu, workload->ring_id))) { @@ -672,3 +672,25 @@ int intel_vgpu_init_execlist(struct intel_vgpu *vgpu) return 0; } + +void intel_vgpu_reset_execlist(struct intel_vgpu *vgpu, + unsigned long ring_bitmap) +{ + int bit; + struct list_head *pos, *n; + struct intel_vgpu_workload *workload = NULL; + + for_each_set_bit(bit, &ring_bitmap, sizeof(ring_bitmap) * 8) { + if (bit >= I915_NUM_ENGINES) + break; + /* free the unsubmited workload in the queue */ + list_for_each_safe(pos, n, &vgpu->workload_q_head[bit]) { + workload = container_of(pos, + struct intel_vgpu_workload, list); + list_del_init(&workload->list); + free_workload(workload); + } + + init_vgpu_execlist(vgpu, bit); + } +} diff --git a/drivers/gpu/drm/i915/gvt/execlist.h b/drivers/gpu/drm/i915/gvt/execlist.h index 13614fb4e572..635f31c6dcc1 100644 --- a/drivers/gpu/drm/i915/gvt/execlist.h +++ b/drivers/gpu/drm/i915/gvt/execlist.h @@ -182,4 +182,7 @@ int intel_vgpu_init_execlist(struct intel_vgpu *vgpu); int intel_vgpu_submit_execlist(struct intel_vgpu *vgpu, int ring_id); +void intel_vgpu_reset_execlist(struct intel_vgpu *vgpu, + unsigned long ring_bitmap); + #endif /*_GVT_EXECLIST_H_*/ diff --git a/drivers/gpu/drm/i915/gvt/gvt.c b/drivers/gpu/drm/i915/gvt/gvt.c index 27e1dd9a2570..5bf8488beaef 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.c +++ b/drivers/gpu/drm/i915/gvt/gvt.c @@ -177,6 +177,7 @@ void intel_gvt_clean_device(struct drm_i915_private *dev_priv) return; clean_service_thread(gvt); + intel_gvt_clean_workload_scheduler(gvt); intel_gvt_clean_opregion(gvt); intel_gvt_clean_gtt(gvt); intel_gvt_clean_irq(gvt); @@ -239,14 +240,20 @@ int intel_gvt_init_device(struct drm_i915_private *dev_priv) if (ret) goto out_clean_gtt; - ret = init_service_thread(gvt); + ret = intel_gvt_init_workload_scheduler(gvt); if (ret) goto out_clean_opregion; + ret = init_service_thread(gvt); + if (ret) + goto out_clean_workload_scheduler; + gvt_dbg_core("gvt device creation is done\n"); gvt->initialized = true; return 0; +out_clean_workload_scheduler: + intel_gvt_clean_workload_scheduler(gvt); out_clean_opregion: intel_gvt_clean_opregion(gvt); out_clean_gtt: diff --git a/drivers/gpu/drm/i915/gvt/gvt.h b/drivers/gpu/drm/i915/gvt/gvt.h index 414163695e07..ae716cf22f69 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.h +++ b/drivers/gpu/drm/i915/gvt/gvt.h @@ -151,6 +151,9 @@ struct intel_vgpu { struct intel_vgpu_execlist execlist[I915_NUM_ENGINES]; struct list_head workload_q_head[I915_NUM_ENGINES]; struct kmem_cache *workloads; + atomic_t running_workload_num; + struct i915_gem_context *shadow_ctx; + struct notifier_block shadow_ctx_notifier_block; }; struct intel_gvt_gm { diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c index 970804aed381..04da35c2600a 100644 --- a/drivers/gpu/drm/i915/gvt/handlers.c +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -227,11 +227,32 @@ static int mul_force_wake_write(struct intel_vgpu *vgpu, return 0; } +static int handle_device_reset(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes, unsigned long bitmap) +{ + struct intel_gvt_workload_scheduler *scheduler = + &vgpu->gvt->scheduler; + + vgpu->resetting = true; + + if (scheduler->current_vgpu == vgpu) { + mutex_unlock(&vgpu->gvt->lock); + intel_gvt_wait_vgpu_idle(vgpu); + mutex_lock(&vgpu->gvt->lock); + } + + intel_vgpu_reset_execlist(vgpu, bitmap); + + vgpu->resetting = false; + + return 0; +} + static int gdrst_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, void *p_data, unsigned int bytes) { u32 data; - u32 bitmap = 0; + u64 bitmap = 0; data = vgpu_vreg(vgpu, offset); @@ -260,7 +281,7 @@ static int gdrst_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, if (HAS_BSD2(vgpu->gvt->dev_priv)) bitmap |= (1 << VCS2); } - return 0; + return handle_device_reset(vgpu, offset, p_data, bytes, bitmap); } static int gmbus_mmio_read(struct intel_vgpu *vgpu, unsigned int offset, diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c new file mode 100644 index 000000000000..2302a97cebf6 --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/scheduler.c @@ -0,0 +1,554 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Zhi Wang + * + * Contributors: + * Ping Gao + * Tina Zhang + * Chanbin Du + * Min He + * Bing Niu + * Zhenyu Wang + * + */ + +#include "i915_drv.h" + +#include + +#define RING_CTX_OFF(x) \ + offsetof(struct execlist_ring_context, x) + +void set_context_pdp_root_pointer(struct execlist_ring_context *ring_context, + u32 pdp[8]) +{ + struct execlist_mmio_pair *pdp_pair = &ring_context->pdp3_UDW; + int i; + + for (i = 0; i < 8; i++) + pdp_pair[i].val = pdp[7 - i]; +} + +static int populate_shadow_context(struct intel_vgpu_workload *workload) +{ + struct intel_vgpu *vgpu = workload->vgpu; + struct intel_gvt *gvt = vgpu->gvt; + int ring_id = workload->ring_id; + struct i915_gem_context *shadow_ctx = workload->vgpu->shadow_ctx; + struct drm_i915_gem_object *ctx_obj = + shadow_ctx->engine[ring_id].state->obj; + struct execlist_ring_context *shadow_ring_context; + struct page *page; + void *dst; + unsigned long context_gpa, context_page_num; + int i; + + gvt_dbg_sched("ring id %d workload lrca %x", ring_id, + workload->ctx_desc.lrca); + + context_page_num = intel_lr_context_size( + &gvt->dev_priv->engine[ring_id]); + + context_page_num = context_page_num >> PAGE_SHIFT; + + if (IS_BROADWELL(gvt->dev_priv) && ring_id == RCS) + context_page_num = 19; + + i = 2; + + while (i < context_page_num) { + context_gpa = intel_vgpu_gma_to_gpa(vgpu->gtt.ggtt_mm, + (u32)((workload->ctx_desc.lrca + i) << + GTT_PAGE_SHIFT)); + if (context_gpa == INTEL_GVT_INVALID_ADDR) { + gvt_err("Invalid guest context descriptor\n"); + return -EINVAL; + } + + page = i915_gem_object_get_page(ctx_obj, LRC_PPHWSP_PN + i); + dst = kmap_atomic(page); + intel_gvt_hypervisor_read_gpa(vgpu, context_gpa, dst, + GTT_PAGE_SIZE); + kunmap_atomic(dst); + i++; + } + + page = i915_gem_object_get_page(ctx_obj, LRC_STATE_PN); + shadow_ring_context = kmap_atomic(page); + +#define COPY_REG(name) \ + intel_gvt_hypervisor_read_gpa(vgpu, workload->ring_context_gpa \ + + RING_CTX_OFF(name.val), &shadow_ring_context->name.val, 4) + + COPY_REG(ctx_ctrl); + COPY_REG(ctx_timestamp); + + if (ring_id == RCS) { + COPY_REG(bb_per_ctx_ptr); + COPY_REG(rcs_indirect_ctx); + COPY_REG(rcs_indirect_ctx_offset); + } +#undef COPY_REG + + set_context_pdp_root_pointer(shadow_ring_context, + workload->shadow_mm->shadow_page_table); + + intel_gvt_hypervisor_read_gpa(vgpu, + workload->ring_context_gpa + + sizeof(*shadow_ring_context), + (void *)shadow_ring_context + + sizeof(*shadow_ring_context), + GTT_PAGE_SIZE - sizeof(*shadow_ring_context)); + + kunmap_atomic(shadow_ring_context); + return 0; +} + +static int shadow_context_status_change(struct notifier_block *nb, + unsigned long action, void *data) +{ + struct intel_vgpu *vgpu = container_of(nb, + struct intel_vgpu, shadow_ctx_notifier_block); + struct drm_i915_gem_request *req = + (struct drm_i915_gem_request *)data; + struct intel_gvt_workload_scheduler *scheduler = + &vgpu->gvt->scheduler; + struct intel_vgpu_workload *workload = + scheduler->current_workload[req->engine->id]; + + switch (action) { + case INTEL_CONTEXT_SCHEDULE_IN: + atomic_set(&workload->shadow_ctx_active, 1); + break; + case INTEL_CONTEXT_SCHEDULE_OUT: + atomic_set(&workload->shadow_ctx_active, 0); + break; + default: + WARN_ON(1); + return NOTIFY_OK; + } + wake_up(&workload->shadow_ctx_status_wq); + return NOTIFY_OK; +} + +static int dispatch_workload(struct intel_vgpu_workload *workload) +{ + struct intel_vgpu *vgpu = workload->vgpu; + struct intel_gvt *gvt = vgpu->gvt; + int ring_id = workload->ring_id; + struct i915_gem_context *shadow_ctx = workload->vgpu->shadow_ctx; + struct drm_i915_private *dev_priv = workload->vgpu->gvt->dev_priv; + int ret; + + gvt_dbg_sched("ring id %d prepare to dispatch workload %p\n", + ring_id, workload); + + shadow_ctx->desc_template = workload->ctx_desc.addressing_mode << + GEN8_CTX_ADDRESSING_MODE_SHIFT; + + workload->req = i915_gem_request_alloc(&dev_priv->engine[ring_id], + shadow_ctx); + if (IS_ERR_OR_NULL(workload->req)) { + gvt_err("fail to allocate gem request\n"); + workload->status = PTR_ERR(workload->req); + workload->req = NULL; + return workload->status; + } + + gvt_dbg_sched("ring id %d get i915 gem request %p\n", + ring_id, workload->req); + + mutex_lock(&gvt->lock); + + ret = populate_shadow_context(workload); + if (ret) + goto err; + + if (workload->prepare) { + ret = workload->prepare(workload); + if (ret) + goto err; + } + + mutex_unlock(&gvt->lock); + + gvt_dbg_sched("ring id %d submit workload to i915 %p\n", + ring_id, workload->req); + + i915_add_request_no_flush(workload->req); + + workload->dispatched = true; + return 0; +err: + workload->status = ret; + if (workload->req) + workload->req = NULL; + + mutex_unlock(&gvt->lock); + return ret; +} + +static struct intel_vgpu_workload *pick_next_workload( + struct intel_gvt *gvt, int ring_id) +{ + struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler; + struct intel_vgpu_workload *workload = NULL; + + mutex_lock(&gvt->lock); + + /* + * no current vgpu / will be scheduled out / no workload + * bail out + */ + if (!scheduler->current_vgpu) { + gvt_dbg_sched("ring id %d stop - no current vgpu\n", ring_id); + goto out; + } + + if (scheduler->need_reschedule) { + gvt_dbg_sched("ring id %d stop - will reschedule\n", ring_id); + goto out; + } + + if (list_empty(workload_q_head(scheduler->current_vgpu, ring_id))) { + gvt_dbg_sched("ring id %d stop - no available workload\n", + ring_id); + goto out; + } + + /* + * still have current workload, maybe the workload disptacher + * fail to submit it for some reason, resubmit it. + */ + if (scheduler->current_workload[ring_id]) { + workload = scheduler->current_workload[ring_id]; + gvt_dbg_sched("ring id %d still have current workload %p\n", + ring_id, workload); + goto out; + } + + /* + * pick a workload as current workload + * once current workload is set, schedule policy routines + * will wait the current workload is finished when trying to + * schedule out a vgpu. + */ + scheduler->current_workload[ring_id] = container_of( + workload_q_head(scheduler->current_vgpu, ring_id)->next, + struct intel_vgpu_workload, list); + + workload = scheduler->current_workload[ring_id]; + + gvt_dbg_sched("ring id %d pick new workload %p\n", ring_id, workload); + + atomic_inc(&workload->vgpu->running_workload_num); +out: + mutex_unlock(&gvt->lock); + return workload; +} + +static void update_guest_context(struct intel_vgpu_workload *workload) +{ + struct intel_vgpu *vgpu = workload->vgpu; + struct intel_gvt *gvt = vgpu->gvt; + int ring_id = workload->ring_id; + struct i915_gem_context *shadow_ctx = workload->vgpu->shadow_ctx; + struct drm_i915_gem_object *ctx_obj = + shadow_ctx->engine[ring_id].state->obj; + struct execlist_ring_context *shadow_ring_context; + struct page *page; + void *src; + unsigned long context_gpa, context_page_num; + int i; + + gvt_dbg_sched("ring id %d workload lrca %x\n", ring_id, + workload->ctx_desc.lrca); + + context_page_num = intel_lr_context_size( + &gvt->dev_priv->engine[ring_id]); + + context_page_num = context_page_num >> PAGE_SHIFT; + + if (IS_BROADWELL(gvt->dev_priv) && ring_id == RCS) + context_page_num = 19; + + i = 2; + + while (i < context_page_num) { + context_gpa = intel_vgpu_gma_to_gpa(vgpu->gtt.ggtt_mm, + (u32)((workload->ctx_desc.lrca + i) << + GTT_PAGE_SHIFT)); + if (context_gpa == INTEL_GVT_INVALID_ADDR) { + gvt_err("invalid guest context descriptor\n"); + return; + } + + page = i915_gem_object_get_page(ctx_obj, LRC_PPHWSP_PN + i); + src = kmap_atomic(page); + intel_gvt_hypervisor_write_gpa(vgpu, context_gpa, src, + GTT_PAGE_SIZE); + kunmap_atomic(src); + i++; + } + + intel_gvt_hypervisor_write_gpa(vgpu, workload->ring_context_gpa + + RING_CTX_OFF(ring_header.val), &workload->rb_tail, 4); + + page = i915_gem_object_get_page(ctx_obj, LRC_STATE_PN); + shadow_ring_context = kmap_atomic(page); + +#define COPY_REG(name) \ + intel_gvt_hypervisor_write_gpa(vgpu, workload->ring_context_gpa + \ + RING_CTX_OFF(name.val), &shadow_ring_context->name.val, 4) + + COPY_REG(ctx_ctrl); + COPY_REG(ctx_timestamp); + +#undef COPY_REG + + intel_gvt_hypervisor_write_gpa(vgpu, + workload->ring_context_gpa + + sizeof(*shadow_ring_context), + (void *)shadow_ring_context + + sizeof(*shadow_ring_context), + GTT_PAGE_SIZE - sizeof(*shadow_ring_context)); + + kunmap_atomic(shadow_ring_context); +} + +static void complete_current_workload(struct intel_gvt *gvt, int ring_id) +{ + struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler; + struct intel_vgpu_workload *workload; + + mutex_lock(&gvt->lock); + + workload = scheduler->current_workload[ring_id]; + + if (!workload->status && !workload->vgpu->resetting) { + wait_event(workload->shadow_ctx_status_wq, + !atomic_read(&workload->shadow_ctx_active)); + + update_guest_context(workload); + } + + gvt_dbg_sched("ring id %d complete workload %p status %d\n", + ring_id, workload, workload->status); + + scheduler->current_workload[ring_id] = NULL; + + atomic_dec(&workload->vgpu->running_workload_num); + + list_del_init(&workload->list); + workload->complete(workload); + + wake_up(&scheduler->workload_complete_wq); + mutex_unlock(&gvt->lock); +} + +struct workload_thread_param { + struct intel_gvt *gvt; + int ring_id; +}; + +static int workload_thread(void *priv) +{ + struct workload_thread_param *p = (struct workload_thread_param *)priv; + struct intel_gvt *gvt = p->gvt; + int ring_id = p->ring_id; + struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler; + struct intel_vgpu_workload *workload = NULL; + int ret; + bool need_force_wake = IS_SKYLAKE(gvt->dev_priv); + + kfree(p); + + gvt_dbg_core("workload thread for ring %d started\n", ring_id); + + while (!kthread_should_stop()) { + ret = wait_event_interruptible(scheduler->waitq[ring_id], + kthread_should_stop() || + (workload = pick_next_workload(gvt, ring_id))); + + WARN_ON_ONCE(ret); + + if (kthread_should_stop()) + break; + + gvt_dbg_sched("ring id %d next workload %p vgpu %d\n", + workload->ring_id, workload, + workload->vgpu->id); + + intel_runtime_pm_get(gvt->dev_priv); + + /* + * Always take i915 big lock first + */ + ret = i915_mutex_lock_interruptible(&gvt->dev_priv->drm); + if (ret < 0) { + gvt_err("i915 submission is not available, retry\n"); + schedule_timeout(1); + continue; + } + + gvt_dbg_sched("ring id %d will dispatch workload %p\n", + workload->ring_id, workload); + + if (need_force_wake) + intel_uncore_forcewake_get(gvt->dev_priv, + FORCEWAKE_ALL); + + ret = dispatch_workload(workload); + if (ret) { + gvt_err("fail to dispatch workload, skip\n"); + goto complete; + } + + gvt_dbg_sched("ring id %d wait workload %p\n", + workload->ring_id, workload); + + workload->status = i915_wait_request(workload->req, + I915_WAIT_INTERRUPTIBLE | I915_WAIT_LOCKED, + NULL, NULL); + if (workload->status != 0) + gvt_err("fail to wait workload, skip\n"); + +complete: + gvt_dbg_sched("will complete workload %p\n, status: %d\n", + workload, workload->status); + + complete_current_workload(gvt, ring_id); + + if (need_force_wake) + intel_uncore_forcewake_put(gvt->dev_priv, + FORCEWAKE_ALL); + + mutex_unlock(&gvt->dev_priv->drm.struct_mutex); + + intel_runtime_pm_put(gvt->dev_priv); + } + return 0; +} + +void intel_gvt_wait_vgpu_idle(struct intel_vgpu *vgpu) +{ + struct intel_gvt *gvt = vgpu->gvt; + struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler; + + if (atomic_read(&vgpu->running_workload_num)) { + gvt_dbg_sched("wait vgpu idle\n"); + + wait_event(scheduler->workload_complete_wq, + !atomic_read(&vgpu->running_workload_num)); + } +} + +void intel_gvt_clean_workload_scheduler(struct intel_gvt *gvt) +{ + struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler; + int i; + + gvt_dbg_core("clean workload scheduler\n"); + + for (i = 0; i < I915_NUM_ENGINES; i++) { + if (scheduler->thread[i]) { + kthread_stop(scheduler->thread[i]); + scheduler->thread[i] = NULL; + } + } +} + +int intel_gvt_init_workload_scheduler(struct intel_gvt *gvt) +{ + struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler; + struct workload_thread_param *param = NULL; + int ret; + int i; + + gvt_dbg_core("init workload scheduler\n"); + + init_waitqueue_head(&scheduler->workload_complete_wq); + + for (i = 0; i < I915_NUM_ENGINES; i++) { + init_waitqueue_head(&scheduler->waitq[i]); + + param = kzalloc(sizeof(*param), GFP_KERNEL); + if (!param) { + ret = -ENOMEM; + goto err; + } + + param->gvt = gvt; + param->ring_id = i; + + scheduler->thread[i] = kthread_run(workload_thread, param, + "gvt workload %d", i); + if (IS_ERR(scheduler->thread[i])) { + gvt_err("fail to create workload thread\n"); + ret = PTR_ERR(scheduler->thread[i]); + goto err; + } + } + return 0; +err: + intel_gvt_clean_workload_scheduler(gvt); + kfree(param); + param = NULL; + return ret; +} + +void intel_vgpu_clean_gvt_context(struct intel_vgpu *vgpu) +{ + struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; + + atomic_notifier_chain_unregister(&vgpu->shadow_ctx->status_notifier, + &vgpu->shadow_ctx_notifier_block); + + mutex_lock(&dev_priv->drm.struct_mutex); + + /* a little hacky to mark as ctx closed */ + vgpu->shadow_ctx->closed = true; + i915_gem_context_put(vgpu->shadow_ctx); + + mutex_unlock(&dev_priv->drm.struct_mutex); +} + +int intel_vgpu_init_gvt_context(struct intel_vgpu *vgpu) +{ + atomic_set(&vgpu->running_workload_num, 0); + + vgpu->shadow_ctx = i915_gem_context_create_gvt( + &vgpu->gvt->dev_priv->drm); + if (IS_ERR(vgpu->shadow_ctx)) + return PTR_ERR(vgpu->shadow_ctx); + + vgpu->shadow_ctx->engine[RCS].initialised = true; + + vgpu->shadow_ctx_notifier_block.notifier_call = + shadow_context_status_change; + + atomic_notifier_chain_register(&vgpu->shadow_ctx->status_notifier, + &vgpu->shadow_ctx_notifier_block); + return 0; +} diff --git a/drivers/gpu/drm/i915/gvt/scheduler.h b/drivers/gpu/drm/i915/gvt/scheduler.h index 8884749f0bd4..9206cc02c8a8 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.h +++ b/drivers/gpu/drm/i915/gvt/scheduler.h @@ -19,13 +19,32 @@ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. + * + * Authors: + * Zhi Wang + * + * Contributors: + * Ping Gao + * Tina Zhang + * Chanbin Du + * Min He + * Bing Niu + * Zhenyu Wang + * */ #ifndef _GVT_SCHEDULER_H_ #define _GVT_SCHEDULER_H_ struct intel_gvt_workload_scheduler { - struct list_head workload_q_head[I915_NUM_ENGINES]; + struct intel_vgpu *current_vgpu; + struct intel_vgpu *next_vgpu; + struct intel_vgpu_workload *current_workload[I915_NUM_ENGINES]; + bool need_reschedule; + + wait_queue_head_t workload_complete_wq; + struct task_struct *thread[I915_NUM_ENGINES]; + wait_queue_head_t waitq[I915_NUM_ENGINES]; }; struct intel_vgpu_workload { @@ -47,6 +66,7 @@ struct intel_vgpu_workload { struct execlist_ctx_descriptor_format ctx_desc; struct execlist_ring_context *ring_context; unsigned long rb_head, rb_tail, rb_ctl, rb_start; + bool restore_inhibit; struct intel_vgpu_elsp_dwords elsp_dwords; bool emulate_schedule_in; atomic_t shadow_ctx_active; @@ -57,8 +77,21 @@ struct intel_vgpu_workload { #define workload_q_head(vgpu, ring_id) \ (&(vgpu->workload_q_head[ring_id])) -#define queue_workload(workload) \ +#define queue_workload(workload) do { \ list_add_tail(&workload->list, \ - workload_q_head(workload->vgpu, workload->ring_id)) + workload_q_head(workload->vgpu, workload->ring_id)); \ + wake_up(&workload->vgpu->gvt-> \ + scheduler.waitq[workload->ring_id]); \ +} while (0) + +int intel_gvt_init_workload_scheduler(struct intel_gvt *gvt); + +void intel_gvt_clean_workload_scheduler(struct intel_gvt *gvt); + +void intel_gvt_wait_vgpu_idle(struct intel_vgpu *vgpu); + +int intel_vgpu_init_gvt_context(struct intel_vgpu *vgpu); + +void intel_vgpu_clean_gvt_context(struct intel_vgpu *vgpu); #endif diff --git a/drivers/gpu/drm/i915/gvt/vgpu.c b/drivers/gpu/drm/i915/gvt/vgpu.c index 705a23c1ed85..609ec55bbf5f 100644 --- a/drivers/gpu/drm/i915/gvt/vgpu.c +++ b/drivers/gpu/drm/i915/gvt/vgpu.c @@ -146,6 +146,7 @@ void intel_gvt_destroy_vgpu(struct intel_vgpu *vgpu) vgpu->active = false; idr_remove(&gvt->vgpu_idr, vgpu->id); + intel_vgpu_clean_gvt_context(vgpu); intel_vgpu_clean_execlist(vgpu); intel_vgpu_clean_display(vgpu); intel_vgpu_clean_opregion(vgpu); @@ -226,11 +227,17 @@ struct intel_vgpu *intel_gvt_create_vgpu(struct intel_gvt *gvt, if (ret) goto out_clean_display; + ret = intel_vgpu_init_gvt_context(vgpu); + if (ret) + goto out_clean_execlist; + vgpu->active = true; mutex_unlock(&gvt->lock); return vgpu; +out_clean_execlist: + intel_vgpu_clean_execlist(vgpu); out_clean_display: intel_vgpu_clean_display(vgpu); out_clean_opregion: -- cgit v1.2.3 From 4b63960ebd3f4c41caca6a8dca68751b34e61e9b Mon Sep 17 00:00:00 2001 From: Zhi Wang Date: Sun, 1 May 2016 17:09:58 -0400 Subject: drm/i915/gvt: vGPU schedule policy framework This patch introduces a vGPU schedule policy framework, with a timer based schedule policy module for now Signed-off-by: Zhi Wang Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/Makefile | 2 +- drivers/gpu/drm/i915/gvt/gvt.c | 9 +- drivers/gpu/drm/i915/gvt/gvt.h | 2 + drivers/gpu/drm/i915/gvt/handlers.c | 27 ++- drivers/gpu/drm/i915/gvt/sched_policy.c | 291 ++++++++++++++++++++++++++++++++ drivers/gpu/drm/i915/gvt/sched_policy.h | 58 +++++++ drivers/gpu/drm/i915/gvt/scheduler.h | 3 + drivers/gpu/drm/i915/gvt/vgpu.c | 14 ++ 8 files changed, 402 insertions(+), 4 deletions(-) create mode 100644 drivers/gpu/drm/i915/gvt/sched_policy.c create mode 100644 drivers/gpu/drm/i915/gvt/sched_policy.h (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/Makefile b/drivers/gpu/drm/i915/gvt/Makefile index 2d1a5c398a18..21000b183b95 100644 --- a/drivers/gpu/drm/i915/gvt/Makefile +++ b/drivers/gpu/drm/i915/gvt/Makefile @@ -1,7 +1,7 @@ GVT_DIR := gvt GVT_SOURCE := gvt.o aperture_gm.o handlers.o vgpu.o trace_points.o firmware.o \ interrupt.o gtt.o cfg_space.o opregion.o mmio.o display.o edid.o \ - execlist.o scheduler.o + execlist.o scheduler.o sched_policy.o ccflags-y += -I$(src) -I$(src)/$(GVT_DIR) -Wall i915-y += $(addprefix $(GVT_DIR)/, $(GVT_SOURCE)) diff --git a/drivers/gpu/drm/i915/gvt/gvt.c b/drivers/gpu/drm/i915/gvt/gvt.c index 5bf8488beaef..7f13efbbd93a 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.c +++ b/drivers/gpu/drm/i915/gvt/gvt.c @@ -177,6 +177,7 @@ void intel_gvt_clean_device(struct drm_i915_private *dev_priv) return; clean_service_thread(gvt); + intel_gvt_clean_sched_policy(gvt); intel_gvt_clean_workload_scheduler(gvt); intel_gvt_clean_opregion(gvt); intel_gvt_clean_gtt(gvt); @@ -244,14 +245,20 @@ int intel_gvt_init_device(struct drm_i915_private *dev_priv) if (ret) goto out_clean_opregion; - ret = init_service_thread(gvt); + ret = intel_gvt_init_sched_policy(gvt); if (ret) goto out_clean_workload_scheduler; + ret = init_service_thread(gvt); + if (ret) + goto out_clean_sched_policy; + gvt_dbg_core("gvt device creation is done\n"); gvt->initialized = true; return 0; +out_clean_sched_policy: + intel_gvt_clean_sched_policy(gvt); out_clean_workload_scheduler: intel_gvt_clean_workload_scheduler(gvt); out_clean_opregion: diff --git a/drivers/gpu/drm/i915/gvt/gvt.h b/drivers/gpu/drm/i915/gvt/gvt.h index ae716cf22f69..6d37468631b7 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.h +++ b/drivers/gpu/drm/i915/gvt/gvt.h @@ -43,6 +43,7 @@ #include "edid.h" #include "execlist.h" #include "scheduler.h" +#include "sched_policy.h" #define GVT_MAX_VGPU 8 @@ -139,6 +140,7 @@ struct intel_vgpu { unsigned long handle; /* vGPU handle used by hypervisor MPT modules */ bool active; bool resetting; + void *sched_data; struct intel_vgpu_fence fence; struct intel_vgpu_gm gm; diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c index 04da35c2600a..8e8bda584c94 100644 --- a/drivers/gpu/drm/i915/gvt/handlers.c +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -235,6 +235,7 @@ static int handle_device_reset(struct intel_vgpu *vgpu, unsigned int offset, vgpu->resetting = true; + intel_vgpu_stop_schedule(vgpu); if (scheduler->current_vgpu == vgpu) { mutex_unlock(&vgpu->gvt->lock); intel_gvt_wait_vgpu_idle(vgpu); @@ -1317,6 +1318,28 @@ static int elsp_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, return 0; } +static int ring_mode_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, + void *p_data, unsigned int bytes) +{ + u32 data = *(u32 *)p_data; + int ring_id = render_mmio_to_ring_id(vgpu->gvt, offset); + bool enable_execlist; + + write_vreg(vgpu, offset, p_data, bytes); + if ((data & _MASKED_BIT_ENABLE(GFX_RUN_LIST_ENABLE)) + || (data & _MASKED_BIT_DISABLE(GFX_RUN_LIST_ENABLE))) { + enable_execlist = !!(data & GFX_RUN_LIST_ENABLE); + + gvt_dbg_core("EXECLIST %s on ring %d\n", + (enable_execlist ? "enabling" : "disabling"), + ring_id); + + if (enable_execlist) + intel_vgpu_start_schedule(vgpu); + } + return 0; +} + #define MMIO_F(reg, s, f, am, rm, d, r, w) do { \ ret = new_mmio_info(gvt, INTEL_GVT_MMIO_OFFSET(reg), \ f, s, am, rm, d, r, w); \ @@ -1398,7 +1421,7 @@ static int init_generic_mmio_info(struct intel_gvt *gvt) /* RING MODE */ #define RING_REG(base) (base + 0x29c) - MMIO_RING_DFH(RING_REG, D_ALL, F_MODE_MASK, NULL, NULL); + MMIO_RING_DFH(RING_REG, D_ALL, F_MODE_MASK, NULL, ring_mode_mmio_write); #undef RING_REG MMIO_RING_DFH(RING_MI_MODE, D_ALL, F_MODE_MASK, NULL, NULL); @@ -2213,7 +2236,7 @@ static int init_broadwell_mmio_info(struct intel_gvt *gvt) MMIO_D(RING_CTL(GEN8_BSD2_RING_BASE), D_BDW_PLUS); MMIO_D(RING_ACTHD(GEN8_BSD2_RING_BASE), D_BDW_PLUS); MMIO_D(RING_ACTHD_UDW(GEN8_BSD2_RING_BASE), D_BDW_PLUS); - MMIO_DFH(0x1c29c, D_BDW_PLUS, F_MODE_MASK, NULL, NULL); + MMIO_DFH(0x1c29c, D_BDW_PLUS, F_MODE_MASK, NULL, ring_mode_mmio_write); MMIO_DFH(RING_MI_MODE(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_MODE_MASK, NULL, NULL); MMIO_DFH(RING_INSTPM(GEN8_BSD2_RING_BASE), D_BDW_PLUS, F_MODE_MASK, diff --git a/drivers/gpu/drm/i915/gvt/sched_policy.c b/drivers/gpu/drm/i915/gvt/sched_policy.c new file mode 100644 index 000000000000..c607354c3798 --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/sched_policy.c @@ -0,0 +1,291 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Anhua Xu + * Kevin Tian + * + * Contributors: + * Min He + * Bing Niu + * Zhi Wang + * + */ + +#include "i915_drv.h" + +static bool vgpu_has_pending_workload(struct intel_vgpu *vgpu) +{ + struct intel_vgpu_execlist *execlist; + int i; + + for (i = 0; i < I915_NUM_ENGINES; i++) { + execlist = &vgpu->execlist[i]; + if (!list_empty(workload_q_head(vgpu, i))) + return true; + } + + return false; +} + +static void try_to_schedule_next_vgpu(struct intel_gvt *gvt) +{ + struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler; + int i; + + /* no target to schedule */ + if (!scheduler->next_vgpu) + return; + + gvt_dbg_sched("try to schedule next vgpu %d\n", + scheduler->next_vgpu->id); + + /* + * after the flag is set, workload dispatch thread will + * stop dispatching workload for current vgpu + */ + scheduler->need_reschedule = true; + + /* still have uncompleted workload? */ + for (i = 0; i < I915_NUM_ENGINES; i++) { + if (scheduler->current_workload[i]) { + gvt_dbg_sched("still have running workload\n"); + return; + } + } + + gvt_dbg_sched("switch to next vgpu %d\n", + scheduler->next_vgpu->id); + + /* switch current vgpu */ + scheduler->current_vgpu = scheduler->next_vgpu; + scheduler->next_vgpu = NULL; + + scheduler->need_reschedule = false; + + /* wake up workload dispatch thread */ + for (i = 0; i < I915_NUM_ENGINES; i++) + wake_up(&scheduler->waitq[i]); +} + +struct tbs_vgpu_data { + struct list_head list; + struct intel_vgpu *vgpu; + /* put some per-vgpu sched stats here */ +}; + +struct tbs_sched_data { + struct intel_gvt *gvt; + struct delayed_work work; + unsigned long period; + struct list_head runq_head; +}; + +#define GVT_DEFAULT_TIME_SLICE (1 * HZ / 1000) + +static void tbs_sched_func(struct work_struct *work) +{ + struct tbs_sched_data *sched_data = container_of(work, + struct tbs_sched_data, work.work); + struct tbs_vgpu_data *vgpu_data; + + struct intel_gvt *gvt = sched_data->gvt; + struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler; + + struct intel_vgpu *vgpu = NULL; + struct list_head *pos, *head; + + mutex_lock(&gvt->lock); + + /* no vgpu or has already had a target */ + if (list_empty(&sched_data->runq_head) || scheduler->next_vgpu) + goto out; + + if (scheduler->current_vgpu) { + vgpu_data = scheduler->current_vgpu->sched_data; + head = &vgpu_data->list; + } else { + gvt_dbg_sched("no current vgpu search from q head\n"); + head = &sched_data->runq_head; + } + + /* search a vgpu with pending workload */ + list_for_each(pos, head) { + if (pos == &sched_data->runq_head) + continue; + + vgpu_data = container_of(pos, struct tbs_vgpu_data, list); + if (!vgpu_has_pending_workload(vgpu_data->vgpu)) + continue; + + vgpu = vgpu_data->vgpu; + break; + } + + if (vgpu) { + scheduler->next_vgpu = vgpu; + gvt_dbg_sched("pick next vgpu %d\n", vgpu->id); + } +out: + if (scheduler->next_vgpu) { + gvt_dbg_sched("try to schedule next vgpu %d\n", + scheduler->next_vgpu->id); + try_to_schedule_next_vgpu(gvt); + } + + /* + * still have vgpu on runq + * or last schedule haven't finished due to running workload + */ + if (!list_empty(&sched_data->runq_head) || scheduler->next_vgpu) + schedule_delayed_work(&sched_data->work, sched_data->period); + + mutex_unlock(&gvt->lock); +} + +static int tbs_sched_init(struct intel_gvt *gvt) +{ + struct intel_gvt_workload_scheduler *scheduler = + &gvt->scheduler; + + struct tbs_sched_data *data; + + data = kzalloc(sizeof(*data), GFP_KERNEL); + if (!data) + return -ENOMEM; + + INIT_LIST_HEAD(&data->runq_head); + INIT_DELAYED_WORK(&data->work, tbs_sched_func); + data->period = GVT_DEFAULT_TIME_SLICE; + data->gvt = gvt; + + scheduler->sched_data = data; + return 0; +} + +static void tbs_sched_clean(struct intel_gvt *gvt) +{ + struct intel_gvt_workload_scheduler *scheduler = + &gvt->scheduler; + struct tbs_sched_data *data = scheduler->sched_data; + + cancel_delayed_work(&data->work); + kfree(data); + scheduler->sched_data = NULL; +} + +static int tbs_sched_init_vgpu(struct intel_vgpu *vgpu) +{ + struct tbs_vgpu_data *data; + + data = kzalloc(sizeof(*data), GFP_KERNEL); + if (!data) + return -ENOMEM; + + data->vgpu = vgpu; + INIT_LIST_HEAD(&data->list); + + vgpu->sched_data = data; + return 0; +} + +static void tbs_sched_clean_vgpu(struct intel_vgpu *vgpu) +{ + kfree(vgpu->sched_data); + vgpu->sched_data = NULL; +} + +static void tbs_sched_start_schedule(struct intel_vgpu *vgpu) +{ + struct tbs_sched_data *sched_data = vgpu->gvt->scheduler.sched_data; + struct tbs_vgpu_data *vgpu_data = vgpu->sched_data; + + if (!list_empty(&vgpu_data->list)) + return; + + list_add_tail(&vgpu_data->list, &sched_data->runq_head); + schedule_delayed_work(&sched_data->work, sched_data->period); +} + +static void tbs_sched_stop_schedule(struct intel_vgpu *vgpu) +{ + struct tbs_vgpu_data *vgpu_data = vgpu->sched_data; + + list_del_init(&vgpu_data->list); +} + +struct intel_gvt_sched_policy_ops tbs_schedule_ops = { + .init = tbs_sched_init, + .clean = tbs_sched_clean, + .init_vgpu = tbs_sched_init_vgpu, + .clean_vgpu = tbs_sched_clean_vgpu, + .start_schedule = tbs_sched_start_schedule, + .stop_schedule = tbs_sched_stop_schedule, +}; + +int intel_gvt_init_sched_policy(struct intel_gvt *gvt) +{ + gvt->scheduler.sched_ops = &tbs_schedule_ops; + + return gvt->scheduler.sched_ops->init(gvt); +} + +void intel_gvt_clean_sched_policy(struct intel_gvt *gvt) +{ + gvt->scheduler.sched_ops->clean(gvt); +} + +int intel_vgpu_init_sched_policy(struct intel_vgpu *vgpu) +{ + return vgpu->gvt->scheduler.sched_ops->init_vgpu(vgpu); +} + +void intel_vgpu_clean_sched_policy(struct intel_vgpu *vgpu) +{ + vgpu->gvt->scheduler.sched_ops->clean_vgpu(vgpu); +} + +void intel_vgpu_start_schedule(struct intel_vgpu *vgpu) +{ + gvt_dbg_core("vgpu%d: start schedule\n", vgpu->id); + + vgpu->gvt->scheduler.sched_ops->start_schedule(vgpu); +} + +void intel_vgpu_stop_schedule(struct intel_vgpu *vgpu) +{ + struct intel_gvt_workload_scheduler *scheduler = + &vgpu->gvt->scheduler; + + gvt_dbg_core("vgpu%d: stop schedule\n", vgpu->id); + + scheduler->sched_ops->stop_schedule(vgpu); + + if (scheduler->next_vgpu == vgpu) + scheduler->next_vgpu = NULL; + + if (scheduler->current_vgpu == vgpu) { + /* stop workload dispatching */ + scheduler->need_reschedule = true; + scheduler->current_vgpu = NULL; + } +} diff --git a/drivers/gpu/drm/i915/gvt/sched_policy.h b/drivers/gpu/drm/i915/gvt/sched_policy.h new file mode 100644 index 000000000000..bb8b9097e41a --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/sched_policy.h @@ -0,0 +1,58 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Anhua Xu + * Kevin Tian + * + * Contributors: + * Min He + * Bing Niu + * Zhi Wang + * + */ + +#ifndef __GVT_SCHED_POLICY__ +#define __GVT_SCHED_POLICY__ + +struct intel_gvt_sched_policy_ops { + int (*init)(struct intel_gvt *gvt); + void (*clean)(struct intel_gvt *gvt); + int (*init_vgpu)(struct intel_vgpu *vgpu); + void (*clean_vgpu)(struct intel_vgpu *vgpu); + void (*start_schedule)(struct intel_vgpu *vgpu); + void (*stop_schedule)(struct intel_vgpu *vgpu); +}; + +int intel_gvt_init_sched_policy(struct intel_gvt *gvt); + +void intel_gvt_clean_sched_policy(struct intel_gvt *gvt); + +int intel_vgpu_init_sched_policy(struct intel_vgpu *vgpu); + +void intel_vgpu_clean_sched_policy(struct intel_vgpu *vgpu); + +void intel_vgpu_start_schedule(struct intel_vgpu *vgpu); + +void intel_vgpu_stop_schedule(struct intel_vgpu *vgpu); + +#endif diff --git a/drivers/gpu/drm/i915/gvt/scheduler.h b/drivers/gpu/drm/i915/gvt/scheduler.h index 9206cc02c8a8..2500438d7aa7 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.h +++ b/drivers/gpu/drm/i915/gvt/scheduler.h @@ -45,6 +45,9 @@ struct intel_gvt_workload_scheduler { wait_queue_head_t workload_complete_wq; struct task_struct *thread[I915_NUM_ENGINES]; wait_queue_head_t waitq[I915_NUM_ENGINES]; + + void *sched_data; + struct intel_gvt_sched_policy_ops *sched_ops; }; struct intel_vgpu_workload { diff --git a/drivers/gpu/drm/i915/gvt/vgpu.c b/drivers/gpu/drm/i915/gvt/vgpu.c index 609ec55bbf5f..c9b8e184f5cb 100644 --- a/drivers/gpu/drm/i915/gvt/vgpu.c +++ b/drivers/gpu/drm/i915/gvt/vgpu.c @@ -146,6 +146,14 @@ void intel_gvt_destroy_vgpu(struct intel_vgpu *vgpu) vgpu->active = false; idr_remove(&gvt->vgpu_idr, vgpu->id); + if (atomic_read(&vgpu->running_workload_num)) { + mutex_unlock(&gvt->lock); + intel_gvt_wait_vgpu_idle(vgpu); + mutex_lock(&gvt->lock); + } + + intel_vgpu_stop_schedule(vgpu); + intel_vgpu_clean_sched_policy(vgpu); intel_vgpu_clean_gvt_context(vgpu); intel_vgpu_clean_execlist(vgpu); intel_vgpu_clean_display(vgpu); @@ -231,11 +239,17 @@ struct intel_vgpu *intel_gvt_create_vgpu(struct intel_gvt *gvt, if (ret) goto out_clean_execlist; + ret = intel_vgpu_init_sched_policy(vgpu); + if (ret) + goto out_clean_shadow_ctx; + vgpu->active = true; mutex_unlock(&gvt->lock); return vgpu; +out_clean_shadow_ctx: + intel_vgpu_clean_gvt_context(vgpu); out_clean_execlist: intel_vgpu_clean_execlist(vgpu); out_clean_display: -- cgit v1.2.3 From 178657139307126b22d226df0823223d6dfe91ba Mon Sep 17 00:00:00 2001 From: Zhi Wang Date: Sun, 1 May 2016 19:02:37 -0400 Subject: drm/i915/gvt: vGPU context switch As different VM may configure different render MMIOs when executing workload, to schedule workloads between different VM, the render MMIOs have to be switched. Signed-off-by: Zhi Wang Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/Makefile | 2 +- drivers/gpu/drm/i915/gvt/debug.h | 3 + drivers/gpu/drm/i915/gvt/gvt.h | 2 + drivers/gpu/drm/i915/gvt/handlers.c | 41 ++++- drivers/gpu/drm/i915/gvt/render.c | 290 +++++++++++++++++++++++++++++++++++ drivers/gpu/drm/i915/gvt/render.h | 43 ++++++ drivers/gpu/drm/i915/gvt/scheduler.c | 4 + drivers/gpu/drm/i915/gvt/vgpu.c | 1 + 8 files changed, 380 insertions(+), 6 deletions(-) create mode 100644 drivers/gpu/drm/i915/gvt/render.c create mode 100644 drivers/gpu/drm/i915/gvt/render.h (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/Makefile b/drivers/gpu/drm/i915/gvt/Makefile index 21000b183b95..e05556cd0f78 100644 --- a/drivers/gpu/drm/i915/gvt/Makefile +++ b/drivers/gpu/drm/i915/gvt/Makefile @@ -1,7 +1,7 @@ GVT_DIR := gvt GVT_SOURCE := gvt.o aperture_gm.o handlers.o vgpu.o trace_points.o firmware.o \ interrupt.o gtt.o cfg_space.o opregion.o mmio.o display.o edid.o \ - execlist.o scheduler.o sched_policy.o + execlist.o scheduler.o sched_policy.o render.o ccflags-y += -I$(src) -I$(src)/$(GVT_DIR) -Wall i915-y += $(addprefix $(GVT_DIR)/, $(GVT_SOURCE)) diff --git a/drivers/gpu/drm/i915/gvt/debug.h b/drivers/gpu/drm/i915/gvt/debug.h index a3f49d544bdb..76e50eeef7f3 100644 --- a/drivers/gpu/drm/i915/gvt/debug.h +++ b/drivers/gpu/drm/i915/gvt/debug.h @@ -48,4 +48,7 @@ #define gvt_dbg_sched(fmt, args...) \ DRM_DEBUG_DRIVER("gvt: sched: "fmt, ##args) +#define gvt_dbg_render(fmt, args...) \ + DRM_DEBUG_DRIVER("gvt: render: "fmt, ##args) + #endif diff --git a/drivers/gpu/drm/i915/gvt/gvt.h b/drivers/gpu/drm/i915/gvt/gvt.h index 6d37468631b7..dfe398d47496 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.h +++ b/drivers/gpu/drm/i915/gvt/gvt.h @@ -44,6 +44,7 @@ #include "execlist.h" #include "scheduler.h" #include "sched_policy.h" +#include "render.h" #define GVT_MAX_VGPU 8 @@ -154,6 +155,7 @@ struct intel_vgpu { struct list_head workload_q_head[I915_NUM_ENGINES]; struct kmem_cache *workloads; atomic_t running_workload_num; + DECLARE_BITMAP(tlb_handle_pending, I915_NUM_ENGINES); struct i915_gem_context *shadow_ctx; struct notifier_block shadow_ctx_notifier_block; }; diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c index 8e8bda584c94..d59a934b6e32 100644 --- a/drivers/gpu/drm/i915/gvt/handlers.c +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -1340,6 +1340,37 @@ static int ring_mode_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, return 0; } +static int gvt_reg_tlb_control_handler(struct intel_vgpu *vgpu, + unsigned int offset, void *p_data, unsigned int bytes) +{ + int rc = 0; + unsigned int id = 0; + + switch (offset) { + case 0x4260: + id = RCS; + break; + case 0x4264: + id = VCS; + break; + case 0x4268: + id = VCS2; + break; + case 0x426c: + id = BCS; + break; + case 0x4270: + id = VECS; + break; + default: + rc = -EINVAL; + break; + } + set_bit(id, (void *)vgpu->tlb_handle_pending); + + return rc; +} + #define MMIO_F(reg, s, f, am, rm, d, r, w) do { \ ret = new_mmio_info(gvt, INTEL_GVT_MMIO_OFFSET(reg), \ f, s, am, rm, d, r, w); \ @@ -2147,11 +2178,11 @@ static int init_generic_mmio_info(struct intel_gvt *gvt) MMIO_F(CL_PRIMITIVES_COUNT, 8, 0, 0, 0, D_ALL, NULL, NULL); MMIO_F(PS_INVOCATION_COUNT, 8, 0, 0, 0, D_ALL, NULL, NULL); MMIO_F(PS_DEPTH_COUNT, 8, 0, 0, 0, D_ALL, NULL, NULL); - MMIO_DH(0x4260, D_BDW_PLUS, NULL, NULL); - MMIO_DH(0x4264, D_BDW_PLUS, NULL, NULL); - MMIO_DH(0x4268, D_BDW_PLUS, NULL, NULL); - MMIO_DH(0x426c, D_BDW_PLUS, NULL, NULL); - MMIO_DH(0x4270, D_BDW_PLUS, NULL, NULL); + MMIO_DH(0x4260, D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler); + MMIO_DH(0x4264, D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler); + MMIO_DH(0x4268, D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler); + MMIO_DH(0x426c, D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler); + MMIO_DH(0x4270, D_BDW_PLUS, NULL, gvt_reg_tlb_control_handler); MMIO_DFH(0x4094, D_BDW_PLUS, F_CMD_ACCESS, NULL, NULL); return 0; diff --git a/drivers/gpu/drm/i915/gvt/render.c b/drivers/gpu/drm/i915/gvt/render.c new file mode 100644 index 000000000000..f54ab8540b12 --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/render.c @@ -0,0 +1,290 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Eddie Dong + * Kevin Tian + * + * Contributors: + * Zhi Wang + * Changbin Du + * Zhenyu Wang + * Tina Zhang + * Bing Niu + * + */ + +#include "i915_drv.h" + +struct render_mmio { + int ring_id; + i915_reg_t reg; + u32 mask; + bool in_context; + u32 value; +}; + +static struct render_mmio gen8_render_mmio_list[] = { + {RCS, _MMIO(0x229c), 0xffff, false}, + {RCS, _MMIO(0x2248), 0x0, false}, + {RCS, _MMIO(0x2098), 0x0, false}, + {RCS, _MMIO(0x20c0), 0xffff, true}, + {RCS, _MMIO(0x24d0), 0, false}, + {RCS, _MMIO(0x24d4), 0, false}, + {RCS, _MMIO(0x24d8), 0, false}, + {RCS, _MMIO(0x24dc), 0, false}, + {RCS, _MMIO(0x7004), 0xffff, true}, + {RCS, _MMIO(0x7008), 0xffff, true}, + {RCS, _MMIO(0x7000), 0xffff, true}, + {RCS, _MMIO(0x7010), 0xffff, true}, + {RCS, _MMIO(0x7300), 0xffff, true}, + {RCS, _MMIO(0x83a4), 0xffff, true}, + + {BCS, _MMIO(0x2229c), 0xffff, false}, + {BCS, _MMIO(0x2209c), 0xffff, false}, + {BCS, _MMIO(0x220c0), 0xffff, false}, + {BCS, _MMIO(0x22098), 0x0, false}, + {BCS, _MMIO(0x22028), 0x0, false}, +}; + +static struct render_mmio gen9_render_mmio_list[] = { + {RCS, _MMIO(0x229c), 0xffff, false}, + {RCS, _MMIO(0x2248), 0x0, false}, + {RCS, _MMIO(0x2098), 0x0, false}, + {RCS, _MMIO(0x20c0), 0xffff, true}, + {RCS, _MMIO(0x24d0), 0, false}, + {RCS, _MMIO(0x24d4), 0, false}, + {RCS, _MMIO(0x24d8), 0, false}, + {RCS, _MMIO(0x24dc), 0, false}, + {RCS, _MMIO(0x7004), 0xffff, true}, + {RCS, _MMIO(0x7008), 0xffff, true}, + {RCS, _MMIO(0x7000), 0xffff, true}, + {RCS, _MMIO(0x7010), 0xffff, true}, + {RCS, _MMIO(0x7300), 0xffff, true}, + {RCS, _MMIO(0x83a4), 0xffff, true}, + + {RCS, _MMIO(0x40e0), 0, false}, + {RCS, _MMIO(0x40e4), 0, false}, + {RCS, _MMIO(0x2580), 0xffff, true}, + {RCS, _MMIO(0x7014), 0xffff, true}, + {RCS, _MMIO(0x20ec), 0xffff, false}, + {RCS, _MMIO(0xb118), 0, false}, + {RCS, _MMIO(0xe100), 0xffff, true}, + {RCS, _MMIO(0xe180), 0xffff, true}, + {RCS, _MMIO(0xe184), 0xffff, true}, + {RCS, _MMIO(0xe188), 0xffff, true}, + {RCS, _MMIO(0xe194), 0xffff, true}, + {RCS, _MMIO(0x4de0), 0, false}, + {RCS, _MMIO(0x4de4), 0, false}, + {RCS, _MMIO(0x4de8), 0, false}, + {RCS, _MMIO(0x4dec), 0, false}, + {RCS, _MMIO(0x4df0), 0, false}, + {RCS, _MMIO(0x4df4), 0, false}, + + {BCS, _MMIO(0x2229c), 0xffff, false}, + {BCS, _MMIO(0x2209c), 0xffff, false}, + {BCS, _MMIO(0x220c0), 0xffff, false}, + {BCS, _MMIO(0x22098), 0x0, false}, + {BCS, _MMIO(0x22028), 0x0, false}, + + {VCS2, _MMIO(0x1c028), 0xffff, false}, + + {VECS, _MMIO(0x1a028), 0xffff, false}, +}; + +static u32 gen9_render_mocs[I915_NUM_ENGINES][64]; +static u32 gen9_render_mocs_L3[32]; + +static void handle_tlb_pending_event(struct intel_vgpu *vgpu, int ring_id) +{ + struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; + i915_reg_t reg; + u32 regs[] = { + [RCS] = 0x4260, + [VCS] = 0x4264, + [VCS2] = 0x4268, + [BCS] = 0x426c, + [VECS] = 0x4270, + }; + + if (WARN_ON(ring_id >= ARRAY_SIZE(regs))) + return; + + if (!test_and_clear_bit(ring_id, (void *)vgpu->tlb_handle_pending)) + return; + + reg = _MMIO(regs[ring_id]); + + I915_WRITE(reg, 0x1); + + if (wait_for_atomic((I915_READ(reg) == 0), 50)) + gvt_err("timeout in invalidate ring (%d) tlb\n", ring_id); + + gvt_dbg_core("invalidate TLB for ring %d\n", ring_id); +} + +static void load_mocs(struct intel_vgpu *vgpu, int ring_id) +{ + struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; + i915_reg_t offset, l3_offset; + u32 regs[] = { + [RCS] = 0xc800, + [VCS] = 0xc900, + [VCS2] = 0xca00, + [BCS] = 0xcc00, + [VECS] = 0xcb00, + }; + int i; + + if (WARN_ON(ring_id >= ARRAY_SIZE(regs))) + return; + + if (!IS_SKYLAKE(dev_priv)) + return; + + for (i = 0; i < 64; i++) { + gen9_render_mocs[ring_id][i] = I915_READ(offset); + I915_WRITE(offset, vgpu_vreg(vgpu, offset)); + POSTING_READ(offset); + offset.reg += 4; + } + + if (ring_id == RCS) { + l3_offset.reg = 0xb020; + for (i = 0; i < 32; i++) { + gen9_render_mocs_L3[i] = I915_READ(l3_offset); + I915_WRITE(l3_offset, vgpu_vreg(vgpu, offset)); + POSTING_READ(l3_offset); + l3_offset.reg += 4; + } + } +} + +static void restore_mocs(struct intel_vgpu *vgpu, int ring_id) +{ + struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; + i915_reg_t offset, l3_offset; + u32 regs[] = { + [RCS] = 0xc800, + [VCS] = 0xc900, + [VCS2] = 0xca00, + [BCS] = 0xcc00, + [VECS] = 0xcb00, + }; + int i; + + if (WARN_ON(ring_id >= ARRAY_SIZE(regs))) + return; + + if (!IS_SKYLAKE(dev_priv)) + return; + + for (i = 0; i < 64; i++) { + vgpu_vreg(vgpu, offset) = I915_READ(offset); + I915_WRITE(offset, gen9_render_mocs[ring_id][i]); + POSTING_READ(offset); + offset.reg += 4; + } + + if (ring_id == RCS) { + l3_offset.reg = 0xb020; + for (i = 0; i < 32; i++) { + vgpu_vreg(vgpu, l3_offset) = I915_READ(l3_offset); + I915_WRITE(l3_offset, gen9_render_mocs_L3[i]); + POSTING_READ(l3_offset); + l3_offset.reg += 4; + } + } +} + +void intel_gvt_load_render_mmio(struct intel_vgpu *vgpu, int ring_id) +{ + struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; + struct render_mmio *mmio; + u32 v; + int i, array_size; + + if (IS_SKYLAKE(vgpu->gvt->dev_priv)) { + mmio = gen9_render_mmio_list; + array_size = ARRAY_SIZE(gen9_render_mmio_list); + load_mocs(vgpu, ring_id); + } else { + mmio = gen8_render_mmio_list; + array_size = ARRAY_SIZE(gen8_render_mmio_list); + } + + for (i = 0; i < array_size; i++, mmio++) { + if (mmio->ring_id != ring_id) + continue; + + mmio->value = I915_READ(mmio->reg); + if (mmio->mask) + v = vgpu_vreg(vgpu, mmio->reg) | (mmio->mask << 16); + else + v = vgpu_vreg(vgpu, mmio->reg); + + I915_WRITE(mmio->reg, v); + POSTING_READ(mmio->reg); + + gvt_dbg_render("load reg %x old %x new %x\n", + i915_mmio_reg_offset(mmio->reg), + mmio->value, v); + } + handle_tlb_pending_event(vgpu, ring_id); +} + +void intel_gvt_restore_render_mmio(struct intel_vgpu *vgpu, int ring_id) +{ + struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; + struct render_mmio *mmio; + u32 v; + int i, array_size; + + if (IS_SKYLAKE(dev_priv)) { + mmio = gen9_render_mmio_list; + array_size = ARRAY_SIZE(gen9_render_mmio_list); + restore_mocs(vgpu, ring_id); + } else { + mmio = gen8_render_mmio_list; + array_size = ARRAY_SIZE(gen8_render_mmio_list); + } + + for (i = 0; i < array_size; i++, mmio++) { + if (mmio->ring_id != ring_id) + continue; + + vgpu_vreg(vgpu, mmio->reg) = I915_READ(mmio->reg); + + if (mmio->mask) { + vgpu_vreg(vgpu, mmio->reg) &= ~(mmio->mask << 16); + v = mmio->value | (mmio->mask << 16); + } else + v = mmio->value; + + I915_WRITE(mmio->reg, v); + POSTING_READ(mmio->reg); + + gvt_dbg_render("restore reg %x old %x new %x\n", + i915_mmio_reg_offset(mmio->reg), + mmio->value, v); + } +} diff --git a/drivers/gpu/drm/i915/gvt/render.h b/drivers/gpu/drm/i915/gvt/render.h new file mode 100644 index 000000000000..dac1a3cc458b --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/render.h @@ -0,0 +1,43 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Eddie Dong + * Kevin Tian + * + * Contributors: + * Zhi Wang + * Changbin Du + * Zhenyu Wang + * Tina Zhang + * Bing Niu + * + */ + +#ifndef __GVT_RENDER_H__ +#define __GVT_RENDER_H__ + +void intel_gvt_load_render_mmio(struct intel_vgpu *vgpu, int ring_id); + +void intel_gvt_restore_render_mmio(struct intel_vgpu *vgpu, int ring_id); + +#endif diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c index 2302a97cebf6..2f96302c7b21 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.c +++ b/drivers/gpu/drm/i915/gvt/scheduler.c @@ -139,9 +139,13 @@ static int shadow_context_status_change(struct notifier_block *nb, switch (action) { case INTEL_CONTEXT_SCHEDULE_IN: + intel_gvt_load_render_mmio(workload->vgpu, + workload->ring_id); atomic_set(&workload->shadow_ctx_active, 1); break; case INTEL_CONTEXT_SCHEDULE_OUT: + intel_gvt_restore_render_mmio(workload->vgpu, + workload->ring_id); atomic_set(&workload->shadow_ctx_active, 0); break; default: diff --git a/drivers/gpu/drm/i915/gvt/vgpu.c b/drivers/gpu/drm/i915/gvt/vgpu.c index c9b8e184f5cb..e5e0a72336c8 100644 --- a/drivers/gpu/drm/i915/gvt/vgpu.c +++ b/drivers/gpu/drm/i915/gvt/vgpu.c @@ -200,6 +200,7 @@ struct intel_vgpu *intel_gvt_create_vgpu(struct intel_gvt *gvt, vgpu->id = ret; vgpu->handle = param->handle; vgpu->gvt = gvt; + bitmap_zero(vgpu->tlb_handle_pending, I915_NUM_ENGINES); setup_vgpu_cfg_space(vgpu, param); -- cgit v1.2.3 From be1da7070aeaee23ff659c1a8cd992789ff86da4 Mon Sep 17 00:00:00 2001 From: Zhi Wang Date: Tue, 3 May 2016 18:26:57 -0400 Subject: drm/i915/gvt: vGPU command scanner This patch introduces a command scanner to scan guest command buffers. Signed-off-by: Yulei Zhang Signed-off-by: Zhi Wang Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/Makefile | 2 +- drivers/gpu/drm/i915/gvt/cmd_parser.c | 2878 +++++++++++++++++++++++++++++++++ drivers/gpu/drm/i915/gvt/cmd_parser.h | 49 + drivers/gpu/drm/i915/gvt/debug.h | 3 + drivers/gpu/drm/i915/gvt/execlist.c | 158 +- drivers/gpu/drm/i915/gvt/gvt.c | 11 +- drivers/gpu/drm/i915/gvt/gvt.h | 4 + drivers/gpu/drm/i915/gvt/interrupt.h | 4 + drivers/gpu/drm/i915/gvt/scheduler.c | 14 + drivers/gpu/drm/i915/gvt/scheduler.h | 41 +- drivers/gpu/drm/i915/gvt/trace.h | 52 + 11 files changed, 3212 insertions(+), 4 deletions(-) create mode 100644 drivers/gpu/drm/i915/gvt/cmd_parser.c create mode 100644 drivers/gpu/drm/i915/gvt/cmd_parser.h (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/Makefile b/drivers/gpu/drm/i915/gvt/Makefile index e05556cd0f78..34ea4776af70 100644 --- a/drivers/gpu/drm/i915/gvt/Makefile +++ b/drivers/gpu/drm/i915/gvt/Makefile @@ -1,7 +1,7 @@ GVT_DIR := gvt GVT_SOURCE := gvt.o aperture_gm.o handlers.o vgpu.o trace_points.o firmware.o \ interrupt.o gtt.o cfg_space.o opregion.o mmio.o display.o edid.o \ - execlist.o scheduler.o sched_policy.o render.o + execlist.o scheduler.o sched_policy.o render.o cmd_parser.o ccflags-y += -I$(src) -I$(src)/$(GVT_DIR) -Wall i915-y += $(addprefix $(GVT_DIR)/, $(GVT_SOURCE)) diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.c b/drivers/gpu/drm/i915/gvt/cmd_parser.c new file mode 100644 index 000000000000..5808ee7c1935 --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c @@ -0,0 +1,2878 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Ke Yu + * Kevin Tian + * Zhiyuan Lv + * + * Contributors: + * Min He + * Ping Gao + * Tina Zhang + * Yulei Zhang + * Zhi Wang + * + */ + +#include +#include "i915_drv.h" +#include "trace.h" + +#define INVALID_OP (~0U) + +#define OP_LEN_MI 9 +#define OP_LEN_2D 10 +#define OP_LEN_3D_MEDIA 16 +#define OP_LEN_MFX_VC 16 +#define OP_LEN_VEBOX 16 + +#define CMD_TYPE(cmd) (((cmd) >> 29) & 7) + +struct sub_op_bits { + int hi; + int low; +}; +struct decode_info { + char *name; + int op_len; + int nr_sub_op; + struct sub_op_bits *sub_op; +}; + +#define MAX_CMD_BUDGET 0x7fffffff +#define MI_WAIT_FOR_PLANE_C_FLIP_PENDING (1<<15) +#define MI_WAIT_FOR_PLANE_B_FLIP_PENDING (1<<9) +#define MI_WAIT_FOR_PLANE_A_FLIP_PENDING (1<<1) + +#define MI_WAIT_FOR_SPRITE_C_FLIP_PENDING (1<<20) +#define MI_WAIT_FOR_SPRITE_B_FLIP_PENDING (1<<10) +#define MI_WAIT_FOR_SPRITE_A_FLIP_PENDING (1<<2) + +/* Render Command Map */ + +/* MI_* command Opcode (28:23) */ +#define OP_MI_NOOP 0x0 +#define OP_MI_SET_PREDICATE 0x1 /* HSW+ */ +#define OP_MI_USER_INTERRUPT 0x2 +#define OP_MI_WAIT_FOR_EVENT 0x3 +#define OP_MI_FLUSH 0x4 +#define OP_MI_ARB_CHECK 0x5 +#define OP_MI_RS_CONTROL 0x6 /* HSW+ */ +#define OP_MI_REPORT_HEAD 0x7 +#define OP_MI_ARB_ON_OFF 0x8 +#define OP_MI_URB_ATOMIC_ALLOC 0x9 /* HSW+ */ +#define OP_MI_BATCH_BUFFER_END 0xA +#define OP_MI_SUSPEND_FLUSH 0xB +#define OP_MI_PREDICATE 0xC /* IVB+ */ +#define OP_MI_TOPOLOGY_FILTER 0xD /* IVB+ */ +#define OP_MI_SET_APPID 0xE /* IVB+ */ +#define OP_MI_RS_CONTEXT 0xF /* HSW+ */ +#define OP_MI_LOAD_SCAN_LINES_INCL 0x12 /* HSW+ */ +#define OP_MI_DISPLAY_FLIP 0x14 +#define OP_MI_SEMAPHORE_MBOX 0x16 +#define OP_MI_SET_CONTEXT 0x18 +#define OP_MI_MATH 0x1A +#define OP_MI_URB_CLEAR 0x19 +#define OP_MI_SEMAPHORE_SIGNAL 0x1B /* BDW+ */ +#define OP_MI_SEMAPHORE_WAIT 0x1C /* BDW+ */ + +#define OP_MI_STORE_DATA_IMM 0x20 +#define OP_MI_STORE_DATA_INDEX 0x21 +#define OP_MI_LOAD_REGISTER_IMM 0x22 +#define OP_MI_UPDATE_GTT 0x23 +#define OP_MI_STORE_REGISTER_MEM 0x24 +#define OP_MI_FLUSH_DW 0x26 +#define OP_MI_CLFLUSH 0x27 +#define OP_MI_REPORT_PERF_COUNT 0x28 +#define OP_MI_LOAD_REGISTER_MEM 0x29 /* HSW+ */ +#define OP_MI_LOAD_REGISTER_REG 0x2A /* HSW+ */ +#define OP_MI_RS_STORE_DATA_IMM 0x2B /* HSW+ */ +#define OP_MI_LOAD_URB_MEM 0x2C /* HSW+ */ +#define OP_MI_STORE_URM_MEM 0x2D /* HSW+ */ +#define OP_MI_2E 0x2E /* BDW+ */ +#define OP_MI_2F 0x2F /* BDW+ */ +#define OP_MI_BATCH_BUFFER_START 0x31 + +/* Bit definition for dword 0 */ +#define _CMDBIT_BB_START_IN_PPGTT (1UL << 8) + +#define OP_MI_CONDITIONAL_BATCH_BUFFER_END 0x36 + +#define BATCH_BUFFER_ADDR_MASK ((1UL << 32) - (1U << 2)) +#define BATCH_BUFFER_ADDR_HIGH_MASK ((1UL << 16) - (1U)) +#define BATCH_BUFFER_ADR_SPACE_BIT(x) (((x) >> 8) & 1U) +#define BATCH_BUFFER_2ND_LEVEL_BIT(x) ((x) >> 22 & 1U) + +/* 2D command: Opcode (28:22) */ +#define OP_2D(x) ((2<<7) | x) + +#define OP_XY_SETUP_BLT OP_2D(0x1) +#define OP_XY_SETUP_CLIP_BLT OP_2D(0x3) +#define OP_XY_SETUP_MONO_PATTERN_SL_BLT OP_2D(0x11) +#define OP_XY_PIXEL_BLT OP_2D(0x24) +#define OP_XY_SCANLINES_BLT OP_2D(0x25) +#define OP_XY_TEXT_BLT OP_2D(0x26) +#define OP_XY_TEXT_IMMEDIATE_BLT OP_2D(0x31) +#define OP_XY_COLOR_BLT OP_2D(0x50) +#define OP_XY_PAT_BLT OP_2D(0x51) +#define OP_XY_MONO_PAT_BLT OP_2D(0x52) +#define OP_XY_SRC_COPY_BLT OP_2D(0x53) +#define OP_XY_MONO_SRC_COPY_BLT OP_2D(0x54) +#define OP_XY_FULL_BLT OP_2D(0x55) +#define OP_XY_FULL_MONO_SRC_BLT OP_2D(0x56) +#define OP_XY_FULL_MONO_PATTERN_BLT OP_2D(0x57) +#define OP_XY_FULL_MONO_PATTERN_MONO_SRC_BLT OP_2D(0x58) +#define OP_XY_MONO_PAT_FIXED_BLT OP_2D(0x59) +#define OP_XY_MONO_SRC_COPY_IMMEDIATE_BLT OP_2D(0x71) +#define OP_XY_PAT_BLT_IMMEDIATE OP_2D(0x72) +#define OP_XY_SRC_COPY_CHROMA_BLT OP_2D(0x73) +#define OP_XY_FULL_IMMEDIATE_PATTERN_BLT OP_2D(0x74) +#define OP_XY_FULL_MONO_SRC_IMMEDIATE_PATTERN_BLT OP_2D(0x75) +#define OP_XY_PAT_CHROMA_BLT OP_2D(0x76) +#define OP_XY_PAT_CHROMA_BLT_IMMEDIATE OP_2D(0x77) + +/* 3D/Media Command: Pipeline Type(28:27) Opcode(26:24) Sub Opcode(23:16) */ +#define OP_3D_MEDIA(sub_type, opcode, sub_opcode) \ + ((3 << 13) | ((sub_type) << 11) | ((opcode) << 8) | (sub_opcode)) + +#define OP_STATE_PREFETCH OP_3D_MEDIA(0x0, 0x0, 0x03) + +#define OP_STATE_BASE_ADDRESS OP_3D_MEDIA(0x0, 0x1, 0x01) +#define OP_STATE_SIP OP_3D_MEDIA(0x0, 0x1, 0x02) +#define OP_3D_MEDIA_0_1_4 OP_3D_MEDIA(0x0, 0x1, 0x04) + +#define OP_3DSTATE_VF_STATISTICS_GM45 OP_3D_MEDIA(0x1, 0x0, 0x0B) + +#define OP_PIPELINE_SELECT OP_3D_MEDIA(0x1, 0x1, 0x04) + +#define OP_MEDIA_VFE_STATE OP_3D_MEDIA(0x2, 0x0, 0x0) +#define OP_MEDIA_CURBE_LOAD OP_3D_MEDIA(0x2, 0x0, 0x1) +#define OP_MEDIA_INTERFACE_DESCRIPTOR_LOAD OP_3D_MEDIA(0x2, 0x0, 0x2) +#define OP_MEDIA_GATEWAY_STATE OP_3D_MEDIA(0x2, 0x0, 0x3) +#define OP_MEDIA_STATE_FLUSH OP_3D_MEDIA(0x2, 0x0, 0x4) + +#define OP_MEDIA_OBJECT OP_3D_MEDIA(0x2, 0x1, 0x0) +#define OP_MEDIA_OBJECT_PRT OP_3D_MEDIA(0x2, 0x1, 0x2) +#define OP_MEDIA_OBJECT_WALKER OP_3D_MEDIA(0x2, 0x1, 0x3) +#define OP_GPGPU_WALKER OP_3D_MEDIA(0x2, 0x1, 0x5) + +#define OP_3DSTATE_CLEAR_PARAMS OP_3D_MEDIA(0x3, 0x0, 0x04) /* IVB+ */ +#define OP_3DSTATE_DEPTH_BUFFER OP_3D_MEDIA(0x3, 0x0, 0x05) /* IVB+ */ +#define OP_3DSTATE_STENCIL_BUFFER OP_3D_MEDIA(0x3, 0x0, 0x06) /* IVB+ */ +#define OP_3DSTATE_HIER_DEPTH_BUFFER OP_3D_MEDIA(0x3, 0x0, 0x07) /* IVB+ */ +#define OP_3DSTATE_VERTEX_BUFFERS OP_3D_MEDIA(0x3, 0x0, 0x08) +#define OP_3DSTATE_VERTEX_ELEMENTS OP_3D_MEDIA(0x3, 0x0, 0x09) +#define OP_3DSTATE_INDEX_BUFFER OP_3D_MEDIA(0x3, 0x0, 0x0A) +#define OP_3DSTATE_VF_STATISTICS OP_3D_MEDIA(0x3, 0x0, 0x0B) +#define OP_3DSTATE_VF OP_3D_MEDIA(0x3, 0x0, 0x0C) /* HSW+ */ +#define OP_3DSTATE_CC_STATE_POINTERS OP_3D_MEDIA(0x3, 0x0, 0x0E) +#define OP_3DSTATE_SCISSOR_STATE_POINTERS OP_3D_MEDIA(0x3, 0x0, 0x0F) +#define OP_3DSTATE_VS OP_3D_MEDIA(0x3, 0x0, 0x10) +#define OP_3DSTATE_GS OP_3D_MEDIA(0x3, 0x0, 0x11) +#define OP_3DSTATE_CLIP OP_3D_MEDIA(0x3, 0x0, 0x12) +#define OP_3DSTATE_SF OP_3D_MEDIA(0x3, 0x0, 0x13) +#define OP_3DSTATE_WM OP_3D_MEDIA(0x3, 0x0, 0x14) +#define OP_3DSTATE_CONSTANT_VS OP_3D_MEDIA(0x3, 0x0, 0x15) +#define OP_3DSTATE_CONSTANT_GS OP_3D_MEDIA(0x3, 0x0, 0x16) +#define OP_3DSTATE_CONSTANT_PS OP_3D_MEDIA(0x3, 0x0, 0x17) +#define OP_3DSTATE_SAMPLE_MASK OP_3D_MEDIA(0x3, 0x0, 0x18) +#define OP_3DSTATE_CONSTANT_HS OP_3D_MEDIA(0x3, 0x0, 0x19) /* IVB+ */ +#define OP_3DSTATE_CONSTANT_DS OP_3D_MEDIA(0x3, 0x0, 0x1A) /* IVB+ */ +#define OP_3DSTATE_HS OP_3D_MEDIA(0x3, 0x0, 0x1B) /* IVB+ */ +#define OP_3DSTATE_TE OP_3D_MEDIA(0x3, 0x0, 0x1C) /* IVB+ */ +#define OP_3DSTATE_DS OP_3D_MEDIA(0x3, 0x0, 0x1D) /* IVB+ */ +#define OP_3DSTATE_STREAMOUT OP_3D_MEDIA(0x3, 0x0, 0x1E) /* IVB+ */ +#define OP_3DSTATE_SBE OP_3D_MEDIA(0x3, 0x0, 0x1F) /* IVB+ */ +#define OP_3DSTATE_PS OP_3D_MEDIA(0x3, 0x0, 0x20) /* IVB+ */ +#define OP_3DSTATE_VIEWPORT_STATE_POINTERS_SF_CLIP OP_3D_MEDIA(0x3, 0x0, 0x21) /* IVB+ */ +#define OP_3DSTATE_VIEWPORT_STATE_POINTERS_CC OP_3D_MEDIA(0x3, 0x0, 0x23) /* IVB+ */ +#define OP_3DSTATE_BLEND_STATE_POINTERS OP_3D_MEDIA(0x3, 0x0, 0x24) /* IVB+ */ +#define OP_3DSTATE_DEPTH_STENCIL_STATE_POINTERS OP_3D_MEDIA(0x3, 0x0, 0x25) /* IVB+ */ +#define OP_3DSTATE_BINDING_TABLE_POINTERS_VS OP_3D_MEDIA(0x3, 0x0, 0x26) /* IVB+ */ +#define OP_3DSTATE_BINDING_TABLE_POINTERS_HS OP_3D_MEDIA(0x3, 0x0, 0x27) /* IVB+ */ +#define OP_3DSTATE_BINDING_TABLE_POINTERS_DS OP_3D_MEDIA(0x3, 0x0, 0x28) /* IVB+ */ +#define OP_3DSTATE_BINDING_TABLE_POINTERS_GS OP_3D_MEDIA(0x3, 0x0, 0x29) /* IVB+ */ +#define OP_3DSTATE_BINDING_TABLE_POINTERS_PS OP_3D_MEDIA(0x3, 0x0, 0x2A) /* IVB+ */ +#define OP_3DSTATE_SAMPLER_STATE_POINTERS_VS OP_3D_MEDIA(0x3, 0x0, 0x2B) /* IVB+ */ +#define OP_3DSTATE_SAMPLER_STATE_POINTERS_HS OP_3D_MEDIA(0x3, 0x0, 0x2C) /* IVB+ */ +#define OP_3DSTATE_SAMPLER_STATE_POINTERS_DS OP_3D_MEDIA(0x3, 0x0, 0x2D) /* IVB+ */ +#define OP_3DSTATE_SAMPLER_STATE_POINTERS_GS OP_3D_MEDIA(0x3, 0x0, 0x2E) /* IVB+ */ +#define OP_3DSTATE_SAMPLER_STATE_POINTERS_PS OP_3D_MEDIA(0x3, 0x0, 0x2F) /* IVB+ */ +#define OP_3DSTATE_URB_VS OP_3D_MEDIA(0x3, 0x0, 0x30) /* IVB+ */ +#define OP_3DSTATE_URB_HS OP_3D_MEDIA(0x3, 0x0, 0x31) /* IVB+ */ +#define OP_3DSTATE_URB_DS OP_3D_MEDIA(0x3, 0x0, 0x32) /* IVB+ */ +#define OP_3DSTATE_URB_GS OP_3D_MEDIA(0x3, 0x0, 0x33) /* IVB+ */ +#define OP_3DSTATE_GATHER_CONSTANT_VS OP_3D_MEDIA(0x3, 0x0, 0x34) /* HSW+ */ +#define OP_3DSTATE_GATHER_CONSTANT_GS OP_3D_MEDIA(0x3, 0x0, 0x35) /* HSW+ */ +#define OP_3DSTATE_GATHER_CONSTANT_HS OP_3D_MEDIA(0x3, 0x0, 0x36) /* HSW+ */ +#define OP_3DSTATE_GATHER_CONSTANT_DS OP_3D_MEDIA(0x3, 0x0, 0x37) /* HSW+ */ +#define OP_3DSTATE_GATHER_CONSTANT_PS OP_3D_MEDIA(0x3, 0x0, 0x38) /* HSW+ */ +#define OP_3DSTATE_DX9_CONSTANTF_VS OP_3D_MEDIA(0x3, 0x0, 0x39) /* HSW+ */ +#define OP_3DSTATE_DX9_CONSTANTF_PS OP_3D_MEDIA(0x3, 0x0, 0x3A) /* HSW+ */ +#define OP_3DSTATE_DX9_CONSTANTI_VS OP_3D_MEDIA(0x3, 0x0, 0x3B) /* HSW+ */ +#define OP_3DSTATE_DX9_CONSTANTI_PS OP_3D_MEDIA(0x3, 0x0, 0x3C) /* HSW+ */ +#define OP_3DSTATE_DX9_CONSTANTB_VS OP_3D_MEDIA(0x3, 0x0, 0x3D) /* HSW+ */ +#define OP_3DSTATE_DX9_CONSTANTB_PS OP_3D_MEDIA(0x3, 0x0, 0x3E) /* HSW+ */ +#define OP_3DSTATE_DX9_LOCAL_VALID_VS OP_3D_MEDIA(0x3, 0x0, 0x3F) /* HSW+ */ +#define OP_3DSTATE_DX9_LOCAL_VALID_PS OP_3D_MEDIA(0x3, 0x0, 0x40) /* HSW+ */ +#define OP_3DSTATE_DX9_GENERATE_ACTIVE_VS OP_3D_MEDIA(0x3, 0x0, 0x41) /* HSW+ */ +#define OP_3DSTATE_DX9_GENERATE_ACTIVE_PS OP_3D_MEDIA(0x3, 0x0, 0x42) /* HSW+ */ +#define OP_3DSTATE_BINDING_TABLE_EDIT_VS OP_3D_MEDIA(0x3, 0x0, 0x43) /* HSW+ */ +#define OP_3DSTATE_BINDING_TABLE_EDIT_GS OP_3D_MEDIA(0x3, 0x0, 0x44) /* HSW+ */ +#define OP_3DSTATE_BINDING_TABLE_EDIT_HS OP_3D_MEDIA(0x3, 0x0, 0x45) /* HSW+ */ +#define OP_3DSTATE_BINDING_TABLE_EDIT_DS OP_3D_MEDIA(0x3, 0x0, 0x46) /* HSW+ */ +#define OP_3DSTATE_BINDING_TABLE_EDIT_PS OP_3D_MEDIA(0x3, 0x0, 0x47) /* HSW+ */ + +#define OP_3DSTATE_VF_INSTANCING OP_3D_MEDIA(0x3, 0x0, 0x49) /* BDW+ */ +#define OP_3DSTATE_VF_SGVS OP_3D_MEDIA(0x3, 0x0, 0x4A) /* BDW+ */ +#define OP_3DSTATE_VF_TOPOLOGY OP_3D_MEDIA(0x3, 0x0, 0x4B) /* BDW+ */ +#define OP_3DSTATE_WM_CHROMAKEY OP_3D_MEDIA(0x3, 0x0, 0x4C) /* BDW+ */ +#define OP_3DSTATE_PS_BLEND OP_3D_MEDIA(0x3, 0x0, 0x4D) /* BDW+ */ +#define OP_3DSTATE_WM_DEPTH_STENCIL OP_3D_MEDIA(0x3, 0x0, 0x4E) /* BDW+ */ +#define OP_3DSTATE_PS_EXTRA OP_3D_MEDIA(0x3, 0x0, 0x4F) /* BDW+ */ +#define OP_3DSTATE_RASTER OP_3D_MEDIA(0x3, 0x0, 0x50) /* BDW+ */ +#define OP_3DSTATE_SBE_SWIZ OP_3D_MEDIA(0x3, 0x0, 0x51) /* BDW+ */ +#define OP_3DSTATE_WM_HZ_OP OP_3D_MEDIA(0x3, 0x0, 0x52) /* BDW+ */ +#define OP_3DSTATE_COMPONENT_PACKING OP_3D_MEDIA(0x3, 0x0, 0x55) /* SKL+ */ + +#define OP_3DSTATE_DRAWING_RECTANGLE OP_3D_MEDIA(0x3, 0x1, 0x00) +#define OP_3DSTATE_SAMPLER_PALETTE_LOAD0 OP_3D_MEDIA(0x3, 0x1, 0x02) +#define OP_3DSTATE_CHROMA_KEY OP_3D_MEDIA(0x3, 0x1, 0x04) +#define OP_SNB_3DSTATE_DEPTH_BUFFER OP_3D_MEDIA(0x3, 0x1, 0x05) +#define OP_3DSTATE_POLY_STIPPLE_OFFSET OP_3D_MEDIA(0x3, 0x1, 0x06) +#define OP_3DSTATE_POLY_STIPPLE_PATTERN OP_3D_MEDIA(0x3, 0x1, 0x07) +#define OP_3DSTATE_LINE_STIPPLE OP_3D_MEDIA(0x3, 0x1, 0x08) +#define OP_3DSTATE_AA_LINE_PARAMS OP_3D_MEDIA(0x3, 0x1, 0x0A) +#define OP_3DSTATE_GS_SVB_INDEX OP_3D_MEDIA(0x3, 0x1, 0x0B) +#define OP_3DSTATE_SAMPLER_PALETTE_LOAD1 OP_3D_MEDIA(0x3, 0x1, 0x0C) +#define OP_3DSTATE_MULTISAMPLE_BDW OP_3D_MEDIA(0x3, 0x0, 0x0D) +#define OP_SNB_3DSTATE_STENCIL_BUFFER OP_3D_MEDIA(0x3, 0x1, 0x0E) +#define OP_SNB_3DSTATE_HIER_DEPTH_BUFFER OP_3D_MEDIA(0x3, 0x1, 0x0F) +#define OP_SNB_3DSTATE_CLEAR_PARAMS OP_3D_MEDIA(0x3, 0x1, 0x10) +#define OP_3DSTATE_MONOFILTER_SIZE OP_3D_MEDIA(0x3, 0x1, 0x11) +#define OP_3DSTATE_PUSH_CONSTANT_ALLOC_VS OP_3D_MEDIA(0x3, 0x1, 0x12) /* IVB+ */ +#define OP_3DSTATE_PUSH_CONSTANT_ALLOC_HS OP_3D_MEDIA(0x3, 0x1, 0x13) /* IVB+ */ +#define OP_3DSTATE_PUSH_CONSTANT_ALLOC_DS OP_3D_MEDIA(0x3, 0x1, 0x14) /* IVB+ */ +#define OP_3DSTATE_PUSH_CONSTANT_ALLOC_GS OP_3D_MEDIA(0x3, 0x1, 0x15) /* IVB+ */ +#define OP_3DSTATE_PUSH_CONSTANT_ALLOC_PS OP_3D_MEDIA(0x3, 0x1, 0x16) /* IVB+ */ +#define OP_3DSTATE_SO_DECL_LIST OP_3D_MEDIA(0x3, 0x1, 0x17) +#define OP_3DSTATE_SO_BUFFER OP_3D_MEDIA(0x3, 0x1, 0x18) +#define OP_3DSTATE_BINDING_TABLE_POOL_ALLOC OP_3D_MEDIA(0x3, 0x1, 0x19) /* HSW+ */ +#define OP_3DSTATE_GATHER_POOL_ALLOC OP_3D_MEDIA(0x3, 0x1, 0x1A) /* HSW+ */ +#define OP_3DSTATE_DX9_CONSTANT_BUFFER_POOL_ALLOC OP_3D_MEDIA(0x3, 0x1, 0x1B) /* HSW+ */ +#define OP_3DSTATE_SAMPLE_PATTERN OP_3D_MEDIA(0x3, 0x1, 0x1C) +#define OP_PIPE_CONTROL OP_3D_MEDIA(0x3, 0x2, 0x00) +#define OP_3DPRIMITIVE OP_3D_MEDIA(0x3, 0x3, 0x00) + +/* VCCP Command Parser */ + +/* + * Below MFX and VBE cmd definition is from vaapi intel driver project (BSD License) + * git://anongit.freedesktop.org/vaapi/intel-driver + * src/i965_defines.h + * + */ + +#define OP_MFX(pipeline, op, sub_opa, sub_opb) \ + (3 << 13 | \ + (pipeline) << 11 | \ + (op) << 8 | \ + (sub_opa) << 5 | \ + (sub_opb)) + +#define OP_MFX_PIPE_MODE_SELECT OP_MFX(2, 0, 0, 0) /* ALL */ +#define OP_MFX_SURFACE_STATE OP_MFX(2, 0, 0, 1) /* ALL */ +#define OP_MFX_PIPE_BUF_ADDR_STATE OP_MFX(2, 0, 0, 2) /* ALL */ +#define OP_MFX_IND_OBJ_BASE_ADDR_STATE OP_MFX(2, 0, 0, 3) /* ALL */ +#define OP_MFX_BSP_BUF_BASE_ADDR_STATE OP_MFX(2, 0, 0, 4) /* ALL */ +#define OP_2_0_0_5 OP_MFX(2, 0, 0, 5) /* ALL */ +#define OP_MFX_STATE_POINTER OP_MFX(2, 0, 0, 6) /* ALL */ +#define OP_MFX_QM_STATE OP_MFX(2, 0, 0, 7) /* IVB+ */ +#define OP_MFX_FQM_STATE OP_MFX(2, 0, 0, 8) /* IVB+ */ +#define OP_MFX_PAK_INSERT_OBJECT OP_MFX(2, 0, 2, 8) /* IVB+ */ +#define OP_MFX_STITCH_OBJECT OP_MFX(2, 0, 2, 0xA) /* IVB+ */ + +#define OP_MFD_IT_OBJECT OP_MFX(2, 0, 1, 9) /* ALL */ + +#define OP_MFX_WAIT OP_MFX(1, 0, 0, 0) /* IVB+ */ +#define OP_MFX_AVC_IMG_STATE OP_MFX(2, 1, 0, 0) /* ALL */ +#define OP_MFX_AVC_QM_STATE OP_MFX(2, 1, 0, 1) /* ALL */ +#define OP_MFX_AVC_DIRECTMODE_STATE OP_MFX(2, 1, 0, 2) /* ALL */ +#define OP_MFX_AVC_SLICE_STATE OP_MFX(2, 1, 0, 3) /* ALL */ +#define OP_MFX_AVC_REF_IDX_STATE OP_MFX(2, 1, 0, 4) /* ALL */ +#define OP_MFX_AVC_WEIGHTOFFSET_STATE OP_MFX(2, 1, 0, 5) /* ALL */ +#define OP_MFD_AVC_PICID_STATE OP_MFX(2, 1, 1, 5) /* HSW+ */ +#define OP_MFD_AVC_DPB_STATE OP_MFX(2, 1, 1, 6) /* IVB+ */ +#define OP_MFD_AVC_SLICEADDR OP_MFX(2, 1, 1, 7) /* IVB+ */ +#define OP_MFD_AVC_BSD_OBJECT OP_MFX(2, 1, 1, 8) /* ALL */ +#define OP_MFC_AVC_PAK_OBJECT OP_MFX(2, 1, 2, 9) /* ALL */ + +#define OP_MFX_VC1_PRED_PIPE_STATE OP_MFX(2, 2, 0, 1) /* ALL */ +#define OP_MFX_VC1_DIRECTMODE_STATE OP_MFX(2, 2, 0, 2) /* ALL */ +#define OP_MFD_VC1_SHORT_PIC_STATE OP_MFX(2, 2, 1, 0) /* IVB+ */ +#define OP_MFD_VC1_LONG_PIC_STATE OP_MFX(2, 2, 1, 1) /* IVB+ */ +#define OP_MFD_VC1_BSD_OBJECT OP_MFX(2, 2, 1, 8) /* ALL */ + +#define OP_MFX_MPEG2_PIC_STATE OP_MFX(2, 3, 0, 0) /* ALL */ +#define OP_MFX_MPEG2_QM_STATE OP_MFX(2, 3, 0, 1) /* ALL */ +#define OP_MFD_MPEG2_BSD_OBJECT OP_MFX(2, 3, 1, 8) /* ALL */ +#define OP_MFC_MPEG2_SLICEGROUP_STATE OP_MFX(2, 3, 2, 3) /* ALL */ +#define OP_MFC_MPEG2_PAK_OBJECT OP_MFX(2, 3, 2, 9) /* ALL */ + +#define OP_MFX_2_6_0_0 OP_MFX(2, 6, 0, 0) /* IVB+ */ +#define OP_MFX_2_6_0_8 OP_MFX(2, 6, 0, 8) /* IVB+ */ +#define OP_MFX_2_6_0_9 OP_MFX(2, 6, 0, 9) /* IVB+ */ + +#define OP_MFX_JPEG_PIC_STATE OP_MFX(2, 7, 0, 0) +#define OP_MFX_JPEG_HUFF_TABLE_STATE OP_MFX(2, 7, 0, 2) +#define OP_MFD_JPEG_BSD_OBJECT OP_MFX(2, 7, 1, 8) + +#define OP_VEB(pipeline, op, sub_opa, sub_opb) \ + (3 << 13 | \ + (pipeline) << 11 | \ + (op) << 8 | \ + (sub_opa) << 5 | \ + (sub_opb)) + +#define OP_VEB_SURFACE_STATE OP_VEB(2, 4, 0, 0) +#define OP_VEB_STATE OP_VEB(2, 4, 0, 2) +#define OP_VEB_DNDI_IECP_STATE OP_VEB(2, 4, 0, 3) + +struct parser_exec_state; + +typedef int (*parser_cmd_handler)(struct parser_exec_state *s); + +#define GVT_CMD_HASH_BITS 7 + +/* which DWords need address fix */ +#define ADDR_FIX_1(x1) (1 << (x1)) +#define ADDR_FIX_2(x1, x2) (ADDR_FIX_1(x1) | ADDR_FIX_1(x2)) +#define ADDR_FIX_3(x1, x2, x3) (ADDR_FIX_1(x1) | ADDR_FIX_2(x2, x3)) +#define ADDR_FIX_4(x1, x2, x3, x4) (ADDR_FIX_1(x1) | ADDR_FIX_3(x2, x3, x4)) +#define ADDR_FIX_5(x1, x2, x3, x4, x5) (ADDR_FIX_1(x1) | ADDR_FIX_4(x2, x3, x4, x5)) + +struct cmd_info { + char *name; + u32 opcode; + +#define F_LEN_MASK (1U<<0) +#define F_LEN_CONST 1U +#define F_LEN_VAR 0U + +/* + * command has its own ip advance logic + * e.g. MI_BATCH_START, MI_BATCH_END + */ +#define F_IP_ADVANCE_CUSTOM (1<<1) + +#define F_POST_HANDLE (1<<2) + u32 flag; + +#define R_RCS (1 << RCS) +#define R_VCS1 (1 << VCS) +#define R_VCS2 (1 << VCS2) +#define R_VCS (R_VCS1 | R_VCS2) +#define R_BCS (1 << BCS) +#define R_VECS (1 << VECS) +#define R_ALL (R_RCS | R_VCS | R_BCS | R_VECS) + /* rings that support this cmd: BLT/RCS/VCS/VECS */ + uint16_t rings; + + /* devices that support this cmd: SNB/IVB/HSW/... */ + uint16_t devices; + + /* which DWords are address that need fix up. + * bit 0 means a 32-bit non address operand in command + * bit 1 means address operand, which could be 32-bit + * or 64-bit depending on different architectures.( + * defined by "gmadr_bytes_in_cmd" in intel_gvt. + * No matter the address length, each address only takes + * one bit in the bitmap. + */ + uint16_t addr_bitmap; + + /* flag == F_LEN_CONST : command length + * flag == F_LEN_VAR : length bias bits + * Note: length is in DWord + */ + uint8_t len; + + parser_cmd_handler handler; +}; + +struct cmd_entry { + struct hlist_node hlist; + struct cmd_info *info; +}; + +enum { + RING_BUFFER_INSTRUCTION, + BATCH_BUFFER_INSTRUCTION, + BATCH_BUFFER_2ND_LEVEL, +}; + +enum { + GTT_BUFFER, + PPGTT_BUFFER +}; + +struct parser_exec_state { + struct intel_vgpu *vgpu; + int ring_id; + + int buf_type; + + /* batch buffer address type */ + int buf_addr_type; + + /* graphics memory address of ring buffer start */ + unsigned long ring_start; + unsigned long ring_size; + unsigned long ring_head; + unsigned long ring_tail; + + /* instruction graphics memory address */ + unsigned long ip_gma; + + /* mapped va of the instr_gma */ + void *ip_va; + void *rb_va; + + void *ret_bb_va; + /* next instruction when return from batch buffer to ring buffer */ + unsigned long ret_ip_gma_ring; + + /* next instruction when return from 2nd batch buffer to batch buffer */ + unsigned long ret_ip_gma_bb; + + /* batch buffer address type (GTT or PPGTT) + * used when ret from 2nd level batch buffer + */ + int saved_buf_addr_type; + + struct cmd_info *info; + + struct intel_vgpu_workload *workload; +}; + +#define gmadr_dw_number(s) \ + (s->vgpu->gvt->device_info.gmadr_bytes_in_cmd >> 2) + +unsigned long bypass_scan_mask = 0; +bool bypass_batch_buffer_scan = true; + +/* ring ALL, type = 0 */ +static struct sub_op_bits sub_op_mi[] = { + {31, 29}, + {28, 23}, +}; + +static struct decode_info decode_info_mi = { + "MI", + OP_LEN_MI, + ARRAY_SIZE(sub_op_mi), + sub_op_mi, +}; + +/* ring RCS, command type 2 */ +static struct sub_op_bits sub_op_2d[] = { + {31, 29}, + {28, 22}, +}; + +static struct decode_info decode_info_2d = { + "2D", + OP_LEN_2D, + ARRAY_SIZE(sub_op_2d), + sub_op_2d, +}; + +/* ring RCS, command type 3 */ +static struct sub_op_bits sub_op_3d_media[] = { + {31, 29}, + {28, 27}, + {26, 24}, + {23, 16}, +}; + +static struct decode_info decode_info_3d_media = { + "3D_Media", + OP_LEN_3D_MEDIA, + ARRAY_SIZE(sub_op_3d_media), + sub_op_3d_media, +}; + +/* ring VCS, command type 3 */ +static struct sub_op_bits sub_op_mfx_vc[] = { + {31, 29}, + {28, 27}, + {26, 24}, + {23, 21}, + {20, 16}, +}; + +static struct decode_info decode_info_mfx_vc = { + "MFX_VC", + OP_LEN_MFX_VC, + ARRAY_SIZE(sub_op_mfx_vc), + sub_op_mfx_vc, +}; + +/* ring VECS, command type 3 */ +static struct sub_op_bits sub_op_vebox[] = { + {31, 29}, + {28, 27}, + {26, 24}, + {23, 21}, + {20, 16}, +}; + +static struct decode_info decode_info_vebox = { + "VEBOX", + OP_LEN_VEBOX, + ARRAY_SIZE(sub_op_vebox), + sub_op_vebox, +}; + +static struct decode_info *ring_decode_info[I915_NUM_ENGINES][8] = { + [RCS] = { + &decode_info_mi, + NULL, + NULL, + &decode_info_3d_media, + NULL, + NULL, + NULL, + NULL, + }, + + [VCS] = { + &decode_info_mi, + NULL, + NULL, + &decode_info_mfx_vc, + NULL, + NULL, + NULL, + NULL, + }, + + [BCS] = { + &decode_info_mi, + NULL, + &decode_info_2d, + NULL, + NULL, + NULL, + NULL, + NULL, + }, + + [VECS] = { + &decode_info_mi, + NULL, + NULL, + &decode_info_vebox, + NULL, + NULL, + NULL, + NULL, + }, + + [VCS2] = { + &decode_info_mi, + NULL, + NULL, + &decode_info_mfx_vc, + NULL, + NULL, + NULL, + NULL, + }, +}; + +static inline u32 get_opcode(u32 cmd, int ring_id) +{ + struct decode_info *d_info; + + if (ring_id >= I915_NUM_ENGINES) + return INVALID_OP; + + d_info = ring_decode_info[ring_id][CMD_TYPE(cmd)]; + if (d_info == NULL) + return INVALID_OP; + + return cmd >> (32 - d_info->op_len); +} + +static inline struct cmd_info *find_cmd_entry(struct intel_gvt *gvt, + unsigned int opcode, int ring_id) +{ + struct cmd_entry *e; + + hash_for_each_possible(gvt->cmd_table, e, hlist, opcode) { + if ((opcode == e->info->opcode) && + (e->info->rings & (1 << ring_id))) + return e->info; + } + return NULL; +} + +static inline struct cmd_info *get_cmd_info(struct intel_gvt *gvt, + u32 cmd, int ring_id) +{ + u32 opcode; + + opcode = get_opcode(cmd, ring_id); + if (opcode == INVALID_OP) + return NULL; + + return find_cmd_entry(gvt, opcode, ring_id); +} + +static inline u32 sub_op_val(u32 cmd, u32 hi, u32 low) +{ + return (cmd >> low) & ((1U << (hi - low + 1)) - 1); +} + +static inline void print_opcode(u32 cmd, int ring_id) +{ + struct decode_info *d_info; + int i; + + if (ring_id >= I915_NUM_ENGINES) + return; + + d_info = ring_decode_info[ring_id][CMD_TYPE(cmd)]; + if (d_info == NULL) + return; + + gvt_err("opcode=0x%x %s sub_ops:", + cmd >> (32 - d_info->op_len), d_info->name); + + for (i = 0; i < d_info->nr_sub_op; i++) + pr_err("0x%x ", sub_op_val(cmd, d_info->sub_op[i].hi, + d_info->sub_op[i].low)); + + pr_err("\n"); +} + +static inline u32 *cmd_ptr(struct parser_exec_state *s, int index) +{ + return s->ip_va + (index << 2); +} + +static inline u32 cmd_val(struct parser_exec_state *s, int index) +{ + return *cmd_ptr(s, index); +} + +static void parser_exec_state_dump(struct parser_exec_state *s) +{ + int cnt = 0; + int i; + + gvt_err(" vgpu%d RING%d: ring_start(%08lx) ring_end(%08lx)" + " ring_head(%08lx) ring_tail(%08lx)\n", s->vgpu->id, + s->ring_id, s->ring_start, s->ring_start + s->ring_size, + s->ring_head, s->ring_tail); + + gvt_err(" %s %s ip_gma(%08lx) ", + s->buf_type == RING_BUFFER_INSTRUCTION ? + "RING_BUFFER" : "BATCH_BUFFER", + s->buf_addr_type == GTT_BUFFER ? + "GTT" : "PPGTT", s->ip_gma); + + if (s->ip_va == NULL) { + gvt_err(" ip_va(NULL)"); + return; + } + + gvt_err(" ip_va=%p: %08x %08x %08x %08x\n", + s->ip_va, cmd_val(s, 0), cmd_val(s, 1), + cmd_val(s, 2), cmd_val(s, 3)); + + print_opcode(cmd_val(s, 0), s->ring_id); + + /* print the whole page to trace */ + pr_err(" ip_va=%p: %08x %08x %08x %08x\n", + s->ip_va, cmd_val(s, 0), cmd_val(s, 1), + cmd_val(s, 2), cmd_val(s, 3)); + + s->ip_va = (u32 *)((((u64)s->ip_va) >> 12) << 12); + + while (cnt < 1024) { + pr_err("ip_va=%p: ", s->ip_va); + for (i = 0; i < 8; i++) + pr_err("%08x ", cmd_val(s, i)); + pr_err("\n"); + + s->ip_va += 8 * sizeof(u32); + cnt += 8; + } +} + +static inline void update_ip_va(struct parser_exec_state *s) +{ + unsigned long len = 0; + + if (WARN_ON(s->ring_head == s->ring_tail)) + return; + + if (s->buf_type == RING_BUFFER_INSTRUCTION) { + unsigned long ring_top = s->ring_start + s->ring_size; + + if (s->ring_head > s->ring_tail) { + if (s->ip_gma >= s->ring_head && s->ip_gma < ring_top) + len = (s->ip_gma - s->ring_head); + else if (s->ip_gma >= s->ring_start && + s->ip_gma <= s->ring_tail) + len = (ring_top - s->ring_head) + + (s->ip_gma - s->ring_start); + } else + len = (s->ip_gma - s->ring_head); + + s->ip_va = s->rb_va + len; + } else {/* shadow batch buffer */ + s->ip_va = s->ret_bb_va; + } +} + +static inline int ip_gma_set(struct parser_exec_state *s, + unsigned long ip_gma) +{ + WARN_ON(!IS_ALIGNED(ip_gma, 4)); + + s->ip_gma = ip_gma; + update_ip_va(s); + return 0; +} + +static inline int ip_gma_advance(struct parser_exec_state *s, + unsigned int dw_len) +{ + s->ip_gma += (dw_len << 2); + + if (s->buf_type == RING_BUFFER_INSTRUCTION) { + if (s->ip_gma >= s->ring_start + s->ring_size) + s->ip_gma -= s->ring_size; + update_ip_va(s); + } else { + s->ip_va += (dw_len << 2); + } + + return 0; +} + +static inline int get_cmd_length(struct cmd_info *info, u32 cmd) +{ + if ((info->flag & F_LEN_MASK) == F_LEN_CONST) + return info->len; + else + return (cmd & ((1U << info->len) - 1)) + 2; + return 0; +} + +static inline int cmd_length(struct parser_exec_state *s) +{ + return get_cmd_length(s->info, cmd_val(s, 0)); +} + +/* do not remove this, some platform may need clflush here */ +#define patch_value(s, addr, val) do { \ + *addr = val; \ +} while (0) + +static bool is_shadowed_mmio(unsigned int offset) +{ + bool ret = false; + + if ((offset == 0x2168) || /*BB current head register UDW */ + (offset == 0x2140) || /*BB current header register */ + (offset == 0x211c) || /*second BB header register UDW */ + (offset == 0x2114)) { /*second BB header register UDW */ + ret = true; + } + return ret; +} + +static int cmd_reg_handler(struct parser_exec_state *s, + unsigned int offset, unsigned int index, char *cmd) +{ + struct intel_vgpu *vgpu = s->vgpu; + struct intel_gvt *gvt = vgpu->gvt; + + if (offset + 4 > gvt->device_info.mmio_size) { + gvt_err("%s access to (%x) outside of MMIO range\n", + cmd, offset); + return -EINVAL; + } + + if (!intel_gvt_mmio_is_cmd_access(gvt, offset)) { + gvt_err("vgpu%d: %s access to non-render register (%x)\n", + s->vgpu->id, cmd, offset); + return 0; + } + + if (is_shadowed_mmio(offset)) { + gvt_err("vgpu%d: found access of shadowed MMIO %x\n", + s->vgpu->id, offset); + return 0; + } + + if (offset == i915_mmio_reg_offset(DERRMR) || + offset == i915_mmio_reg_offset(FORCEWAKE_MT)) { + /* Writing to HW VGT_PVINFO_PAGE offset will be discarded */ + patch_value(s, cmd_ptr(s, index), VGT_PVINFO_PAGE); + } + + /* TODO: Update the global mask if this MMIO is a masked-MMIO */ + intel_gvt_mmio_set_cmd_accessed(gvt, offset); + return 0; +} + +#define cmd_reg(s, i) \ + (cmd_val(s, i) & GENMASK(22, 2)) + +#define cmd_reg_inhibit(s, i) \ + (cmd_val(s, i) & GENMASK(22, 18)) + +#define cmd_gma(s, i) \ + (cmd_val(s, i) & GENMASK(31, 2)) + +#define cmd_gma_hi(s, i) \ + (cmd_val(s, i) & GENMASK(15, 0)) + +static int cmd_handler_lri(struct parser_exec_state *s) +{ + int i, ret = 0; + int cmd_len = cmd_length(s); + struct intel_gvt *gvt = s->vgpu->gvt; + + for (i = 1; i < cmd_len; i += 2) { + if (IS_BROADWELL(gvt->dev_priv) && + (s->ring_id != RCS)) { + if (s->ring_id == BCS && + cmd_reg(s, i) == + i915_mmio_reg_offset(DERRMR)) + ret |= 0; + else + ret |= (cmd_reg_inhibit(s, i)) ? -EINVAL : 0; + } + if (ret) + break; + ret |= cmd_reg_handler(s, cmd_reg(s, i), i, "lri"); + } + return ret; +} + +static int cmd_handler_lrr(struct parser_exec_state *s) +{ + int i, ret = 0; + int cmd_len = cmd_length(s); + + for (i = 1; i < cmd_len; i += 2) { + if (IS_BROADWELL(s->vgpu->gvt->dev_priv)) + ret |= ((cmd_reg_inhibit(s, i) || + (cmd_reg_inhibit(s, i + 1)))) ? + -EINVAL : 0; + if (ret) + break; + ret |= cmd_reg_handler(s, cmd_reg(s, i), i, "lrr-src"); + ret |= cmd_reg_handler(s, cmd_reg(s, i + 1), i, "lrr-dst"); + } + return ret; +} + +static inline int cmd_address_audit(struct parser_exec_state *s, + unsigned long guest_gma, int op_size, bool index_mode); + +static int cmd_handler_lrm(struct parser_exec_state *s) +{ + struct intel_gvt *gvt = s->vgpu->gvt; + int gmadr_bytes = gvt->device_info.gmadr_bytes_in_cmd; + unsigned long gma; + int i, ret = 0; + int cmd_len = cmd_length(s); + + for (i = 1; i < cmd_len;) { + if (IS_BROADWELL(gvt->dev_priv)) + ret |= (cmd_reg_inhibit(s, i)) ? -EINVAL : 0; + if (ret) + break; + ret |= cmd_reg_handler(s, cmd_reg(s, i), i, "lrm"); + if (cmd_val(s, 0) & (1 << 22)) { + gma = cmd_gma(s, i + 1); + if (gmadr_bytes == 8) + gma |= (cmd_gma_hi(s, i + 2)) << 32; + ret |= cmd_address_audit(s, gma, sizeof(u32), false); + } + i += gmadr_dw_number(s) + 1; + } + return ret; +} + +static int cmd_handler_srm(struct parser_exec_state *s) +{ + int gmadr_bytes = s->vgpu->gvt->device_info.gmadr_bytes_in_cmd; + unsigned long gma; + int i, ret = 0; + int cmd_len = cmd_length(s); + + for (i = 1; i < cmd_len;) { + ret |= cmd_reg_handler(s, cmd_reg(s, i), i, "srm"); + if (cmd_val(s, 0) & (1 << 22)) { + gma = cmd_gma(s, i + 1); + if (gmadr_bytes == 8) + gma |= (cmd_gma_hi(s, i + 2)) << 32; + ret |= cmd_address_audit(s, gma, sizeof(u32), false); + } + i += gmadr_dw_number(s) + 1; + } + return ret; +} + +struct cmd_interrupt_event { + int pipe_control_notify; + int mi_flush_dw; + int mi_user_interrupt; +}; + +struct cmd_interrupt_event cmd_interrupt_events[] = { + [RCS] = { + .pipe_control_notify = RCS_PIPE_CONTROL, + .mi_flush_dw = INTEL_GVT_EVENT_RESERVED, + .mi_user_interrupt = RCS_MI_USER_INTERRUPT, + }, + [BCS] = { + .pipe_control_notify = INTEL_GVT_EVENT_RESERVED, + .mi_flush_dw = BCS_MI_FLUSH_DW, + .mi_user_interrupt = BCS_MI_USER_INTERRUPT, + }, + [VCS] = { + .pipe_control_notify = INTEL_GVT_EVENT_RESERVED, + .mi_flush_dw = VCS_MI_FLUSH_DW, + .mi_user_interrupt = VCS_MI_USER_INTERRUPT, + }, + [VCS2] = { + .pipe_control_notify = INTEL_GVT_EVENT_RESERVED, + .mi_flush_dw = VCS2_MI_FLUSH_DW, + .mi_user_interrupt = VCS2_MI_USER_INTERRUPT, + }, + [VECS] = { + .pipe_control_notify = INTEL_GVT_EVENT_RESERVED, + .mi_flush_dw = VECS_MI_FLUSH_DW, + .mi_user_interrupt = VECS_MI_USER_INTERRUPT, + }, +}; + +static int cmd_handler_pipe_control(struct parser_exec_state *s) +{ + int gmadr_bytes = s->vgpu->gvt->device_info.gmadr_bytes_in_cmd; + unsigned long gma; + bool index_mode = false; + unsigned int post_sync; + int ret = 0; + + post_sync = (cmd_val(s, 1) & PIPE_CONTROL_POST_SYNC_OP_MASK) >> 14; + + /* LRI post sync */ + if (cmd_val(s, 1) & PIPE_CONTROL_MMIO_WRITE) + ret = cmd_reg_handler(s, cmd_reg(s, 2), 1, "pipe_ctrl"); + /* post sync */ + else if (post_sync) { + if (post_sync == 2) + ret = cmd_reg_handler(s, 0x2350, 1, "pipe_ctrl"); + else if (post_sync == 3) + ret = cmd_reg_handler(s, 0x2358, 1, "pipe_ctrl"); + else if (post_sync == 1) { + /* check ggtt*/ + if ((cmd_val(s, 2) & (1 << 2))) { + gma = cmd_val(s, 2) & GENMASK(31, 3); + if (gmadr_bytes == 8) + gma |= (cmd_gma_hi(s, 3)) << 32; + /* Store Data Index */ + if (cmd_val(s, 1) & (1 << 21)) + index_mode = true; + ret |= cmd_address_audit(s, gma, sizeof(u64), + index_mode); + } + } + } + + if (ret) + return ret; + + if (cmd_val(s, 1) & PIPE_CONTROL_NOTIFY) + set_bit(cmd_interrupt_events[s->ring_id].pipe_control_notify, + s->workload->pending_events); + return 0; +} + +static int cmd_handler_mi_user_interrupt(struct parser_exec_state *s) +{ + set_bit(cmd_interrupt_events[s->ring_id].mi_user_interrupt, + s->workload->pending_events); + return 0; +} + +static int cmd_advance_default(struct parser_exec_state *s) +{ + return ip_gma_advance(s, cmd_length(s)); +} + +static int cmd_handler_mi_batch_buffer_end(struct parser_exec_state *s) +{ + int ret; + + if (s->buf_type == BATCH_BUFFER_2ND_LEVEL) { + s->buf_type = BATCH_BUFFER_INSTRUCTION; + ret = ip_gma_set(s, s->ret_ip_gma_bb); + s->buf_addr_type = s->saved_buf_addr_type; + } else { + s->buf_type = RING_BUFFER_INSTRUCTION; + s->buf_addr_type = GTT_BUFFER; + if (s->ret_ip_gma_ring >= s->ring_start + s->ring_size) + s->ret_ip_gma_ring -= s->ring_size; + ret = ip_gma_set(s, s->ret_ip_gma_ring); + } + return ret; +} + +struct mi_display_flip_command_info { + int pipe; + int plane; + int event; + i915_reg_t stride_reg; + i915_reg_t ctrl_reg; + i915_reg_t surf_reg; + u64 stride_val; + u64 tile_val; + u64 surf_val; + bool async_flip; +}; + +struct plane_code_mapping { + int pipe; + int plane; + int event; +}; + +static int gen8_decode_mi_display_flip(struct parser_exec_state *s, + struct mi_display_flip_command_info *info) +{ + struct drm_i915_private *dev_priv = s->vgpu->gvt->dev_priv; + struct plane_code_mapping gen8_plane_code[] = { + [0] = {PIPE_A, PLANE_A, PRIMARY_A_FLIP_DONE}, + [1] = {PIPE_B, PLANE_A, PRIMARY_B_FLIP_DONE}, + [2] = {PIPE_A, PLANE_B, SPRITE_A_FLIP_DONE}, + [3] = {PIPE_B, PLANE_B, SPRITE_B_FLIP_DONE}, + [4] = {PIPE_C, PLANE_A, PRIMARY_C_FLIP_DONE}, + [5] = {PIPE_C, PLANE_B, SPRITE_C_FLIP_DONE}, + }; + u32 dword0, dword1, dword2; + u32 v; + + dword0 = cmd_val(s, 0); + dword1 = cmd_val(s, 1); + dword2 = cmd_val(s, 2); + + v = (dword0 & GENMASK(21, 19)) >> 19; + if (WARN_ON(v >= ARRAY_SIZE(gen8_plane_code))) + return -EINVAL; + + info->pipe = gen8_plane_code[v].pipe; + info->plane = gen8_plane_code[v].plane; + info->event = gen8_plane_code[v].event; + info->stride_val = (dword1 & GENMASK(15, 6)) >> 6; + info->tile_val = (dword1 & 0x1); + info->surf_val = (dword2 & GENMASK(31, 12)) >> 12; + info->async_flip = ((dword2 & GENMASK(1, 0)) == 0x1); + + if (info->plane == PLANE_A) { + info->ctrl_reg = DSPCNTR(info->pipe); + info->stride_reg = DSPSTRIDE(info->pipe); + info->surf_reg = DSPSURF(info->pipe); + } else if (info->plane == PLANE_B) { + info->ctrl_reg = SPRCTL(info->pipe); + info->stride_reg = SPRSTRIDE(info->pipe); + info->surf_reg = SPRSURF(info->pipe); + } else { + WARN_ON(1); + return -EINVAL; + } + return 0; +} + +static int skl_decode_mi_display_flip(struct parser_exec_state *s, + struct mi_display_flip_command_info *info) +{ + struct drm_i915_private *dev_priv = s->vgpu->gvt->dev_priv; + u32 dword0 = cmd_val(s, 0); + u32 dword1 = cmd_val(s, 1); + u32 dword2 = cmd_val(s, 2); + u32 plane = (dword0 & GENMASK(12, 8)) >> 8; + + switch (plane) { + case MI_DISPLAY_FLIP_SKL_PLANE_1_A: + info->pipe = PIPE_A; + info->event = PRIMARY_A_FLIP_DONE; + break; + case MI_DISPLAY_FLIP_SKL_PLANE_1_B: + info->pipe = PIPE_B; + info->event = PRIMARY_B_FLIP_DONE; + break; + case MI_DISPLAY_FLIP_SKL_PLANE_1_C: + info->pipe = PIPE_B; + info->event = PRIMARY_C_FLIP_DONE; + break; + default: + gvt_err("unknown plane code %d\n", plane); + return -EINVAL; + } + + info->pipe = PRIMARY_PLANE; + info->stride_val = (dword1 & GENMASK(15, 6)) >> 6; + info->tile_val = (dword1 & GENMASK(2, 0)); + info->surf_val = (dword2 & GENMASK(31, 12)) >> 12; + info->async_flip = ((dword2 & GENMASK(1, 0)) == 0x1); + + info->ctrl_reg = DSPCNTR(info->pipe); + info->stride_reg = DSPSTRIDE(info->pipe); + info->surf_reg = DSPSURF(info->pipe); + + return 0; +} + +static int gen8_check_mi_display_flip(struct parser_exec_state *s, + struct mi_display_flip_command_info *info) +{ + struct drm_i915_private *dev_priv = s->vgpu->gvt->dev_priv; + u32 stride, tile; + + if (!info->async_flip) + return 0; + + if (IS_SKYLAKE(dev_priv)) { + stride = vgpu_vreg(s->vgpu, info->stride_reg) & GENMASK(9, 0); + tile = (vgpu_vreg(s->vgpu, info->ctrl_reg) & + GENMASK(12, 10)) >> 10; + } else { + stride = (vgpu_vreg(s->vgpu, info->stride_reg) & + GENMASK(15, 6)) >> 6; + tile = (vgpu_vreg(s->vgpu, info->ctrl_reg) & (1 << 10)) >> 10; + } + + if (stride != info->stride_val) + gvt_dbg_cmd("cannot change stride during async flip\n"); + + if (tile != info->tile_val) + gvt_dbg_cmd("cannot change tile during async flip\n"); + + return 0; +} + +static int gen8_update_plane_mmio_from_mi_display_flip( + struct parser_exec_state *s, + struct mi_display_flip_command_info *info) +{ + struct drm_i915_private *dev_priv = s->vgpu->gvt->dev_priv; + struct intel_vgpu *vgpu = s->vgpu; + +#define write_bits(reg, e, s, v) do { \ + vgpu_vreg(vgpu, reg) &= ~GENMASK(e, s); \ + vgpu_vreg(vgpu, reg) |= (v << s); \ +} while (0) + + write_bits(info->surf_reg, 31, 12, info->surf_val); + if (IS_SKYLAKE(dev_priv)) + write_bits(info->stride_reg, 9, 0, info->stride_val); + else + write_bits(info->stride_reg, 15, 6, info->stride_val); + write_bits(info->ctrl_reg, IS_SKYLAKE(dev_priv) ? 12 : 10, + 10, info->tile_val); + +#undef write_bits + + vgpu_vreg(vgpu, PIPE_FRMCOUNT_G4X(info->pipe))++; + intel_vgpu_trigger_virtual_event(vgpu, info->event); + return 0; +} + +static int decode_mi_display_flip(struct parser_exec_state *s, + struct mi_display_flip_command_info *info) +{ + struct drm_i915_private *dev_priv = s->vgpu->gvt->dev_priv; + + if (IS_BROADWELL(dev_priv)) + return gen8_decode_mi_display_flip(s, info); + if (IS_SKYLAKE(dev_priv)) + return skl_decode_mi_display_flip(s, info); + + return -ENODEV; +} + +static int check_mi_display_flip(struct parser_exec_state *s, + struct mi_display_flip_command_info *info) +{ + struct drm_i915_private *dev_priv = s->vgpu->gvt->dev_priv; + + if (IS_BROADWELL(dev_priv) || IS_SKYLAKE(dev_priv)) + return gen8_check_mi_display_flip(s, info); + return -ENODEV; +} + +static int update_plane_mmio_from_mi_display_flip( + struct parser_exec_state *s, + struct mi_display_flip_command_info *info) +{ + struct drm_i915_private *dev_priv = s->vgpu->gvt->dev_priv; + + if (IS_BROADWELL(dev_priv) || IS_SKYLAKE(dev_priv)) + return gen8_update_plane_mmio_from_mi_display_flip(s, info); + return -ENODEV; +} + +static int cmd_handler_mi_display_flip(struct parser_exec_state *s) +{ + struct mi_display_flip_command_info info; + int ret; + int i; + int len = cmd_length(s); + + ret = decode_mi_display_flip(s, &info); + if (ret) { + gvt_err("fail to decode MI display flip command\n"); + return ret; + } + + ret = check_mi_display_flip(s, &info); + if (ret) { + gvt_err("invalid MI display flip command\n"); + return ret; + } + + ret = update_plane_mmio_from_mi_display_flip(s, &info); + if (ret) { + gvt_err("fail to update plane mmio\n"); + return ret; + } + + for (i = 0; i < len; i++) + patch_value(s, cmd_ptr(s, i), MI_NOOP); + return 0; +} + +static bool is_wait_for_flip_pending(u32 cmd) +{ + return cmd & (MI_WAIT_FOR_PLANE_A_FLIP_PENDING | + MI_WAIT_FOR_PLANE_B_FLIP_PENDING | + MI_WAIT_FOR_PLANE_C_FLIP_PENDING | + MI_WAIT_FOR_SPRITE_A_FLIP_PENDING | + MI_WAIT_FOR_SPRITE_B_FLIP_PENDING | + MI_WAIT_FOR_SPRITE_C_FLIP_PENDING); +} + +static int cmd_handler_mi_wait_for_event(struct parser_exec_state *s) +{ + u32 cmd = cmd_val(s, 0); + + if (!is_wait_for_flip_pending(cmd)) + return 0; + + patch_value(s, cmd_ptr(s, 0), MI_NOOP); + return 0; +} + +static unsigned long get_gma_bb_from_cmd(struct parser_exec_state *s, int index) +{ + unsigned long addr; + unsigned long gma_high, gma_low; + int gmadr_bytes = s->vgpu->gvt->device_info.gmadr_bytes_in_cmd; + + if (WARN_ON(gmadr_bytes != 4 && gmadr_bytes != 8)) + return INTEL_GVT_INVALID_ADDR; + + gma_low = cmd_val(s, index) & BATCH_BUFFER_ADDR_MASK; + if (gmadr_bytes == 4) { + addr = gma_low; + } else { + gma_high = cmd_val(s, index + 1) & BATCH_BUFFER_ADDR_HIGH_MASK; + addr = (((unsigned long)gma_high) << 32) | gma_low; + } + return addr; +} + +static inline int cmd_address_audit(struct parser_exec_state *s, + unsigned long guest_gma, int op_size, bool index_mode) +{ + struct intel_vgpu *vgpu = s->vgpu; + u32 max_surface_size = vgpu->gvt->device_info.max_surface_size; + int i; + int ret; + + if (op_size > max_surface_size) { + gvt_err("command address audit fail name %s\n", s->info->name); + return -EINVAL; + } + + if (index_mode) { + if (guest_gma >= GTT_PAGE_SIZE / sizeof(u64)) { + ret = -EINVAL; + goto err; + } + } else if ((!vgpu_gmadr_is_valid(s->vgpu, guest_gma)) || + (!vgpu_gmadr_is_valid(s->vgpu, + guest_gma + op_size - 1))) { + ret = -EINVAL; + goto err; + } + return 0; +err: + gvt_err("cmd_parser: Malicious %s detected, addr=0x%lx, len=%d!\n", + s->info->name, guest_gma, op_size); + + pr_err("cmd dump: "); + for (i = 0; i < cmd_length(s); i++) { + if (!(i % 4)) + pr_err("\n%08x ", cmd_val(s, i)); + else + pr_err("%08x ", cmd_val(s, i)); + } + pr_err("\nvgpu%d: aperture 0x%llx - 0x%llx, hidden 0x%llx - 0x%llx\n", + vgpu->id, + vgpu_aperture_gmadr_base(vgpu), + vgpu_aperture_gmadr_end(vgpu), + vgpu_hidden_gmadr_base(vgpu), + vgpu_hidden_gmadr_end(vgpu)); + return ret; +} + +static int cmd_handler_mi_store_data_imm(struct parser_exec_state *s) +{ + int gmadr_bytes = s->vgpu->gvt->device_info.gmadr_bytes_in_cmd; + int op_size = (cmd_length(s) - 3) * sizeof(u32); + int core_id = (cmd_val(s, 2) & (1 << 0)) ? 1 : 0; + unsigned long gma, gma_low, gma_high; + int ret = 0; + + /* check ppggt */ + if (!(cmd_val(s, 0) & (1 << 22))) + return 0; + + gma = cmd_val(s, 2) & GENMASK(31, 2); + + if (gmadr_bytes == 8) { + gma_low = cmd_val(s, 1) & GENMASK(31, 2); + gma_high = cmd_val(s, 2) & GENMASK(15, 0); + gma = (gma_high << 32) | gma_low; + core_id = (cmd_val(s, 1) & (1 << 0)) ? 1 : 0; + } + ret = cmd_address_audit(s, gma + op_size * core_id, op_size, false); + return ret; +} + +static inline int unexpected_cmd(struct parser_exec_state *s) +{ + gvt_err("vgpu%d: Unexpected %s in command buffer!\n", + s->vgpu->id, s->info->name); + return -EINVAL; +} + +static int cmd_handler_mi_semaphore_wait(struct parser_exec_state *s) +{ + return unexpected_cmd(s); +} + +static int cmd_handler_mi_report_perf_count(struct parser_exec_state *s) +{ + return unexpected_cmd(s); +} + +static int cmd_handler_mi_op_2e(struct parser_exec_state *s) +{ + return unexpected_cmd(s); +} + +static int cmd_handler_mi_op_2f(struct parser_exec_state *s) +{ + int gmadr_bytes = s->vgpu->gvt->device_info.gmadr_bytes_in_cmd; + int op_size = ((1 << (cmd_val(s, 0) & GENMASK(20, 19) >> 19)) * + sizeof(u32)); + unsigned long gma, gma_high; + int ret = 0; + + if (!(cmd_val(s, 0) & (1 << 22))) + return ret; + + gma = cmd_val(s, 1) & GENMASK(31, 2); + if (gmadr_bytes == 8) { + gma_high = cmd_val(s, 2) & GENMASK(15, 0); + gma = (gma_high << 32) | gma; + } + ret = cmd_address_audit(s, gma, op_size, false); + return ret; +} + +static int cmd_handler_mi_store_data_index(struct parser_exec_state *s) +{ + return unexpected_cmd(s); +} + +static int cmd_handler_mi_clflush(struct parser_exec_state *s) +{ + return unexpected_cmd(s); +} + +static int cmd_handler_mi_conditional_batch_buffer_end( + struct parser_exec_state *s) +{ + return unexpected_cmd(s); +} + +static int cmd_handler_mi_update_gtt(struct parser_exec_state *s) +{ + return unexpected_cmd(s); +} + +static int cmd_handler_mi_flush_dw(struct parser_exec_state *s) +{ + int gmadr_bytes = s->vgpu->gvt->device_info.gmadr_bytes_in_cmd; + unsigned long gma; + bool index_mode = false; + int ret = 0; + + /* Check post-sync and ppgtt bit */ + if (((cmd_val(s, 0) >> 14) & 0x3) && (cmd_val(s, 1) & (1 << 2))) { + gma = cmd_val(s, 1) & GENMASK(31, 3); + if (gmadr_bytes == 8) + gma |= (cmd_val(s, 2) & GENMASK(15, 0)) << 32; + /* Store Data Index */ + if (cmd_val(s, 0) & (1 << 21)) + index_mode = true; + ret = cmd_address_audit(s, gma, sizeof(u64), index_mode); + } + /* Check notify bit */ + if ((cmd_val(s, 0) & (1 << 8))) + set_bit(cmd_interrupt_events[s->ring_id].mi_flush_dw, + s->workload->pending_events); + return ret; +} + +static void addr_type_update_snb(struct parser_exec_state *s) +{ + if ((s->buf_type == RING_BUFFER_INSTRUCTION) && + (BATCH_BUFFER_ADR_SPACE_BIT(cmd_val(s, 0)) == 1)) { + s->buf_addr_type = PPGTT_BUFFER; + } +} + + +static int copy_gma_to_hva(struct intel_vgpu *vgpu, struct intel_vgpu_mm *mm, + unsigned long gma, unsigned long end_gma, void *va) +{ + unsigned long copy_len, offset; + unsigned long len = 0; + unsigned long gpa; + + while (gma != end_gma) { + gpa = intel_vgpu_gma_to_gpa(mm, gma); + if (gpa == INTEL_GVT_INVALID_ADDR) { + gvt_err("invalid gma address: %lx\n", gma); + return -EFAULT; + } + + offset = gma & (GTT_PAGE_SIZE - 1); + + copy_len = (end_gma - gma) >= (GTT_PAGE_SIZE - offset) ? + GTT_PAGE_SIZE - offset : end_gma - gma; + + intel_gvt_hypervisor_read_gpa(vgpu, gpa, va + len, copy_len); + + len += copy_len; + gma += copy_len; + } + return 0; +} + + +/* + * Check whether a batch buffer needs to be scanned. Currently + * the only criteria is based on privilege. + */ +static int batch_buffer_needs_scan(struct parser_exec_state *s) +{ + struct intel_gvt *gvt = s->vgpu->gvt; + + if (bypass_batch_buffer_scan) + return 0; + + if (IS_BROADWELL(gvt->dev_priv) || IS_SKYLAKE(gvt->dev_priv)) { + /* BDW decides privilege based on address space */ + if (cmd_val(s, 0) & (1 << 8)) + return 0; + } + return 1; +} + +static uint32_t find_bb_size(struct parser_exec_state *s) +{ + unsigned long gma = 0; + struct cmd_info *info; + uint32_t bb_size = 0; + uint32_t cmd_len = 0; + bool met_bb_end = false; + u32 cmd; + + /* get the start gm address of the batch buffer */ + gma = get_gma_bb_from_cmd(s, 1); + cmd = cmd_val(s, 0); + + info = get_cmd_info(s->vgpu->gvt, cmd, s->ring_id); + if (info == NULL) { + gvt_err("unknown cmd 0x%x, opcode=0x%x\n", + cmd, get_opcode(cmd, s->ring_id)); + return -EINVAL; + } + do { + copy_gma_to_hva(s->vgpu, s->vgpu->gtt.ggtt_mm, + gma, gma + 4, &cmd); + info = get_cmd_info(s->vgpu->gvt, cmd, s->ring_id); + if (info == NULL) { + gvt_err("unknown cmd 0x%x, opcode=0x%x\n", + cmd, get_opcode(cmd, s->ring_id)); + return -EINVAL; + } + + if (info->opcode == OP_MI_BATCH_BUFFER_END) { + met_bb_end = true; + } else if (info->opcode == OP_MI_BATCH_BUFFER_START) { + if (BATCH_BUFFER_2ND_LEVEL_BIT(cmd) == 0) { + /* chained batch buffer */ + met_bb_end = true; + } + } + cmd_len = get_cmd_length(info, cmd) << 2; + bb_size += cmd_len; + gma += cmd_len; + + } while (!met_bb_end); + + return bb_size; +} + +static u32 *vmap_batch(struct drm_i915_gem_object *obj, + unsigned int start, unsigned int len) +{ + int i; + void *addr = NULL; + struct sg_page_iter sg_iter; + int first_page = start >> PAGE_SHIFT; + int last_page = (len + start + 4095) >> PAGE_SHIFT; + int npages = last_page - first_page; + struct page **pages; + + pages = drm_malloc_ab(npages, sizeof(*pages)); + if (pages == NULL) { + DRM_DEBUG_DRIVER("Failed to get space for pages\n"); + goto finish; + } + + i = 0; + for_each_sg_page(obj->pages->sgl, &sg_iter, obj->pages->nents, + first_page) { + pages[i++] = sg_page_iter_page(&sg_iter); + if (i == npages) + break; + } + + addr = vmap(pages, i, 0, PAGE_KERNEL); + if (addr == NULL) { + DRM_DEBUG_DRIVER("Failed to vmap pages\n"); + goto finish; + } + +finish: + if (pages) + drm_free_large(pages); + return (u32 *)addr; +} + + +static int perform_bb_shadow(struct parser_exec_state *s) +{ + struct intel_shadow_bb_entry *entry_obj; + unsigned long gma = 0; + uint32_t bb_size; + void *dst = NULL; + int ret = 0; + + /* get the start gm address of the batch buffer */ + gma = get_gma_bb_from_cmd(s, 1); + + /* get the size of the batch buffer */ + bb_size = find_bb_size(s); + + /* allocate shadow batch buffer */ + entry_obj = kmalloc(sizeof(*entry_obj), GFP_KERNEL); + if (entry_obj == NULL) + return -ENOMEM; + + entry_obj->obj = i915_gem_object_create(&(s->vgpu->gvt->dev_priv->drm), + round_up(bb_size, PAGE_SIZE)); + if (entry_obj->obj == NULL) + return -ENOMEM; + entry_obj->len = bb_size; + INIT_LIST_HEAD(&entry_obj->list); + + ret = i915_gem_object_get_pages(entry_obj->obj); + if (ret) + return ret; + + i915_gem_object_pin_pages(entry_obj->obj); + + /* get the va of the shadow batch buffer */ + dst = (void *)vmap_batch(entry_obj->obj, 0, bb_size); + if (!dst) { + gvt_err("failed to vmap shadow batch\n"); + ret = -ENOMEM; + goto unpin_src; + } + + ret = i915_gem_object_set_to_cpu_domain(entry_obj->obj, false); + if (ret) { + gvt_err("failed to set shadow batch to CPU\n"); + goto unmap_src; + } + + entry_obj->va = dst; + entry_obj->bb_start_cmd_va = s->ip_va; + + /* copy batch buffer to shadow batch buffer*/ + ret = copy_gma_to_hva(s->vgpu, s->vgpu->gtt.ggtt_mm, + gma, gma + bb_size, dst); + if (ret) { + gvt_err("fail to copy guest ring buffer\n"); + return ret; + } + + list_add(&entry_obj->list, &s->workload->shadow_bb); + /* + * ip_va saves the virtual address of the shadow batch buffer, while + * ip_gma saves the graphics address of the original batch buffer. + * As the shadow batch buffer is just a copy from the originial one, + * it should be right to use shadow batch buffer'va and original batch + * buffer's gma in pair. After all, we don't want to pin the shadow + * buffer here (too early). + */ + s->ip_va = dst; + s->ip_gma = gma; + + return 0; + +unmap_src: + vunmap(dst); +unpin_src: + i915_gem_object_unpin_pages(entry_obj->obj); + + return ret; +} + +static int cmd_handler_mi_batch_buffer_start(struct parser_exec_state *s) +{ + bool second_level; + int ret = 0; + + if (s->buf_type == BATCH_BUFFER_2ND_LEVEL) { + gvt_err("Found MI_BATCH_BUFFER_START in 2nd level BB\n"); + return -EINVAL; + } + + second_level = BATCH_BUFFER_2ND_LEVEL_BIT(cmd_val(s, 0)) == 1; + if (second_level && (s->buf_type != BATCH_BUFFER_INSTRUCTION)) { + gvt_err("Jumping to 2nd level BB from RB is not allowed\n"); + return -EINVAL; + } + + s->saved_buf_addr_type = s->buf_addr_type; + addr_type_update_snb(s); + if (s->buf_type == RING_BUFFER_INSTRUCTION) { + s->ret_ip_gma_ring = s->ip_gma + cmd_length(s) * sizeof(u32); + s->buf_type = BATCH_BUFFER_INSTRUCTION; + } else if (second_level) { + s->buf_type = BATCH_BUFFER_2ND_LEVEL; + s->ret_ip_gma_bb = s->ip_gma + cmd_length(s) * sizeof(u32); + s->ret_bb_va = s->ip_va + cmd_length(s) * sizeof(u32); + } + + if (batch_buffer_needs_scan(s)) { + ret = perform_bb_shadow(s); + if (ret < 0) + gvt_err("invalid shadow batch buffer\n"); + } else { + /* emulate a batch buffer end to do return right */ + ret = cmd_handler_mi_batch_buffer_end(s); + if (ret < 0) + return ret; + } + + return ret; +} + +static struct cmd_info cmd_info[] = { + {"MI_NOOP", OP_MI_NOOP, F_LEN_CONST, R_ALL, D_ALL, 0, 1, NULL}, + + {"MI_SET_PREDICATE", OP_MI_SET_PREDICATE, F_LEN_CONST, R_ALL, D_ALL, + 0, 1, NULL}, + + {"MI_USER_INTERRUPT", OP_MI_USER_INTERRUPT, F_LEN_CONST, R_ALL, D_ALL, + 0, 1, cmd_handler_mi_user_interrupt}, + + {"MI_WAIT_FOR_EVENT", OP_MI_WAIT_FOR_EVENT, F_LEN_CONST, R_RCS | R_BCS, + D_ALL, 0, 1, cmd_handler_mi_wait_for_event}, + + {"MI_FLUSH", OP_MI_FLUSH, F_LEN_CONST, R_ALL, D_ALL, 0, 1, NULL}, + + {"MI_ARB_CHECK", OP_MI_ARB_CHECK, F_LEN_CONST, R_ALL, D_ALL, 0, 1, + NULL}, + + {"MI_RS_CONTROL", OP_MI_RS_CONTROL, F_LEN_CONST, R_RCS, D_ALL, 0, 1, + NULL}, + + {"MI_REPORT_HEAD", OP_MI_REPORT_HEAD, F_LEN_CONST, R_ALL, D_ALL, 0, 1, + NULL}, + + {"MI_ARB_ON_OFF", OP_MI_ARB_ON_OFF, F_LEN_CONST, R_ALL, D_ALL, 0, 1, + NULL}, + + {"MI_URB_ATOMIC_ALLOC", OP_MI_URB_ATOMIC_ALLOC, F_LEN_CONST, R_RCS, + D_ALL, 0, 1, NULL}, + + {"MI_BATCH_BUFFER_END", OP_MI_BATCH_BUFFER_END, + F_IP_ADVANCE_CUSTOM | F_LEN_CONST, R_ALL, D_ALL, 0, 1, + cmd_handler_mi_batch_buffer_end}, + + {"MI_SUSPEND_FLUSH", OP_MI_SUSPEND_FLUSH, F_LEN_CONST, R_ALL, D_ALL, + 0, 1, NULL}, + + {"MI_PREDICATE", OP_MI_PREDICATE, F_LEN_CONST, R_RCS, D_ALL, 0, 1, + NULL}, + + {"MI_TOPOLOGY_FILTER", OP_MI_TOPOLOGY_FILTER, F_LEN_CONST, R_ALL, + D_ALL, 0, 1, NULL}, + + {"MI_SET_APPID", OP_MI_SET_APPID, F_LEN_CONST, R_ALL, D_ALL, 0, 1, + NULL}, + + {"MI_RS_CONTEXT", OP_MI_RS_CONTEXT, F_LEN_CONST, R_RCS, D_ALL, 0, 1, + NULL}, + + {"MI_DISPLAY_FLIP", OP_MI_DISPLAY_FLIP, F_LEN_VAR | F_POST_HANDLE, + R_RCS | R_BCS, D_ALL, 0, 8, cmd_handler_mi_display_flip}, + + {"MI_SEMAPHORE_MBOX", OP_MI_SEMAPHORE_MBOX, F_LEN_VAR, R_ALL, D_ALL, + 0, 8, NULL}, + + {"MI_MATH", OP_MI_MATH, F_LEN_VAR, R_ALL, D_ALL, 0, 8, NULL}, + + {"MI_URB_CLEAR", OP_MI_URB_CLEAR, F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"ME_SEMAPHORE_SIGNAL", OP_MI_SEMAPHORE_SIGNAL, F_LEN_VAR, R_ALL, + D_BDW_PLUS, 0, 8, NULL}, + + {"ME_SEMAPHORE_WAIT", OP_MI_SEMAPHORE_WAIT, F_LEN_VAR, R_ALL, D_BDW_PLUS, + ADDR_FIX_1(2), 8, cmd_handler_mi_semaphore_wait}, + + {"MI_STORE_DATA_IMM", OP_MI_STORE_DATA_IMM, F_LEN_VAR, R_ALL, D_BDW_PLUS, + ADDR_FIX_1(1), 10, cmd_handler_mi_store_data_imm}, + + {"MI_STORE_DATA_INDEX", OP_MI_STORE_DATA_INDEX, F_LEN_VAR, R_ALL, D_ALL, + 0, 8, cmd_handler_mi_store_data_index}, + + {"MI_LOAD_REGISTER_IMM", OP_MI_LOAD_REGISTER_IMM, F_LEN_VAR, R_ALL, + D_ALL, 0, 8, cmd_handler_lri}, + + {"MI_UPDATE_GTT", OP_MI_UPDATE_GTT, F_LEN_VAR, R_ALL, D_BDW_PLUS, 0, 10, + cmd_handler_mi_update_gtt}, + + {"MI_STORE_REGISTER_MEM", OP_MI_STORE_REGISTER_MEM, F_LEN_VAR, R_ALL, + D_ALL, ADDR_FIX_1(2), 8, cmd_handler_srm}, + + {"MI_FLUSH_DW", OP_MI_FLUSH_DW, F_LEN_VAR, R_ALL, D_ALL, 0, 6, + cmd_handler_mi_flush_dw}, + + {"MI_CLFLUSH", OP_MI_CLFLUSH, F_LEN_VAR, R_ALL, D_ALL, ADDR_FIX_1(1), + 10, cmd_handler_mi_clflush}, + + {"MI_REPORT_PERF_COUNT", OP_MI_REPORT_PERF_COUNT, F_LEN_VAR, R_ALL, + D_ALL, ADDR_FIX_1(1), 6, cmd_handler_mi_report_perf_count}, + + {"MI_LOAD_REGISTER_MEM", OP_MI_LOAD_REGISTER_MEM, F_LEN_VAR, R_ALL, + D_ALL, ADDR_FIX_1(2), 8, cmd_handler_lrm}, + + {"MI_LOAD_REGISTER_REG", OP_MI_LOAD_REGISTER_REG, F_LEN_VAR, R_ALL, + D_ALL, 0, 8, cmd_handler_lrr}, + + {"MI_RS_STORE_DATA_IMM", OP_MI_RS_STORE_DATA_IMM, F_LEN_VAR, R_RCS, + D_ALL, 0, 8, NULL}, + + {"MI_LOAD_URB_MEM", OP_MI_LOAD_URB_MEM, F_LEN_VAR, R_RCS, D_ALL, + ADDR_FIX_1(2), 8, NULL}, + + {"MI_STORE_URM_MEM", OP_MI_STORE_URM_MEM, F_LEN_VAR, R_RCS, D_ALL, + ADDR_FIX_1(2), 8, NULL}, + + {"MI_OP_2E", OP_MI_2E, F_LEN_VAR, R_ALL, D_BDW_PLUS, ADDR_FIX_2(1, 2), + 8, cmd_handler_mi_op_2e}, + + {"MI_OP_2F", OP_MI_2F, F_LEN_VAR, R_ALL, D_BDW_PLUS, ADDR_FIX_1(1), + 8, cmd_handler_mi_op_2f}, + + {"MI_BATCH_BUFFER_START", OP_MI_BATCH_BUFFER_START, + F_IP_ADVANCE_CUSTOM, R_ALL, D_ALL, 0, 8, + cmd_handler_mi_batch_buffer_start}, + + {"MI_CONDITIONAL_BATCH_BUFFER_END", OP_MI_CONDITIONAL_BATCH_BUFFER_END, + F_LEN_VAR, R_ALL, D_ALL, ADDR_FIX_1(2), 8, + cmd_handler_mi_conditional_batch_buffer_end}, + + {"MI_LOAD_SCAN_LINES_INCL", OP_MI_LOAD_SCAN_LINES_INCL, F_LEN_CONST, + R_RCS | R_BCS, D_ALL, 0, 2, NULL}, + + {"XY_SETUP_BLT", OP_XY_SETUP_BLT, F_LEN_VAR, R_BCS, D_ALL, + ADDR_FIX_2(4, 7), 8, NULL}, + + {"XY_SETUP_CLIP_BLT", OP_XY_SETUP_CLIP_BLT, F_LEN_VAR, R_BCS, D_ALL, + 0, 8, NULL}, + + {"XY_SETUP_MONO_PATTERN_SL_BLT", OP_XY_SETUP_MONO_PATTERN_SL_BLT, + F_LEN_VAR, R_BCS, D_ALL, ADDR_FIX_1(4), 8, NULL}, + + {"XY_PIXEL_BLT", OP_XY_PIXEL_BLT, F_LEN_VAR, R_BCS, D_ALL, 0, 8, NULL}, + + {"XY_SCANLINES_BLT", OP_XY_SCANLINES_BLT, F_LEN_VAR, R_BCS, D_ALL, + 0, 8, NULL}, + + {"XY_TEXT_BLT", OP_XY_TEXT_BLT, F_LEN_VAR, R_BCS, D_ALL, + ADDR_FIX_1(3), 8, NULL}, + + {"XY_TEXT_IMMEDIATE_BLT", OP_XY_TEXT_IMMEDIATE_BLT, F_LEN_VAR, R_BCS, + D_ALL, 0, 8, NULL}, + + {"XY_COLOR_BLT", OP_XY_COLOR_BLT, F_LEN_VAR, R_BCS, D_ALL, + ADDR_FIX_1(4), 8, NULL}, + + {"XY_PAT_BLT", OP_XY_PAT_BLT, F_LEN_VAR, R_BCS, D_ALL, + ADDR_FIX_2(4, 5), 8, NULL}, + + {"XY_MONO_PAT_BLT", OP_XY_MONO_PAT_BLT, F_LEN_VAR, R_BCS, D_ALL, + ADDR_FIX_1(4), 8, NULL}, + + {"XY_SRC_COPY_BLT", OP_XY_SRC_COPY_BLT, F_LEN_VAR, R_BCS, D_ALL, + ADDR_FIX_2(4, 7), 8, NULL}, + + {"XY_MONO_SRC_COPY_BLT", OP_XY_MONO_SRC_COPY_BLT, F_LEN_VAR, R_BCS, + D_ALL, ADDR_FIX_2(4, 5), 8, NULL}, + + {"XY_FULL_BLT", OP_XY_FULL_BLT, F_LEN_VAR, R_BCS, D_ALL, 0, 8, NULL}, + + {"XY_FULL_MONO_SRC_BLT", OP_XY_FULL_MONO_SRC_BLT, F_LEN_VAR, R_BCS, + D_ALL, ADDR_FIX_3(4, 5, 8), 8, NULL}, + + {"XY_FULL_MONO_PATTERN_BLT", OP_XY_FULL_MONO_PATTERN_BLT, F_LEN_VAR, + R_BCS, D_ALL, ADDR_FIX_2(4, 7), 8, NULL}, + + {"XY_FULL_MONO_PATTERN_MONO_SRC_BLT", + OP_XY_FULL_MONO_PATTERN_MONO_SRC_BLT, + F_LEN_VAR, R_BCS, D_ALL, ADDR_FIX_2(4, 5), 8, NULL}, + + {"XY_MONO_PAT_FIXED_BLT", OP_XY_MONO_PAT_FIXED_BLT, F_LEN_VAR, R_BCS, + D_ALL, ADDR_FIX_1(4), 8, NULL}, + + {"XY_MONO_SRC_COPY_IMMEDIATE_BLT", OP_XY_MONO_SRC_COPY_IMMEDIATE_BLT, + F_LEN_VAR, R_BCS, D_ALL, ADDR_FIX_1(4), 8, NULL}, + + {"XY_PAT_BLT_IMMEDIATE", OP_XY_PAT_BLT_IMMEDIATE, F_LEN_VAR, R_BCS, + D_ALL, ADDR_FIX_1(4), 8, NULL}, + + {"XY_SRC_COPY_CHROMA_BLT", OP_XY_SRC_COPY_CHROMA_BLT, F_LEN_VAR, R_BCS, + D_ALL, ADDR_FIX_2(4, 7), 8, NULL}, + + {"XY_FULL_IMMEDIATE_PATTERN_BLT", OP_XY_FULL_IMMEDIATE_PATTERN_BLT, + F_LEN_VAR, R_BCS, D_ALL, ADDR_FIX_2(4, 7), 8, NULL}, + + {"XY_FULL_MONO_SRC_IMMEDIATE_PATTERN_BLT", + OP_XY_FULL_MONO_SRC_IMMEDIATE_PATTERN_BLT, + F_LEN_VAR, R_BCS, D_ALL, ADDR_FIX_2(4, 5), 8, NULL}, + + {"XY_PAT_CHROMA_BLT", OP_XY_PAT_CHROMA_BLT, F_LEN_VAR, R_BCS, D_ALL, + ADDR_FIX_2(4, 5), 8, NULL}, + + {"XY_PAT_CHROMA_BLT_IMMEDIATE", OP_XY_PAT_CHROMA_BLT_IMMEDIATE, + F_LEN_VAR, R_BCS, D_ALL, ADDR_FIX_1(4), 8, NULL}, + + {"3DSTATE_VIEWPORT_STATE_POINTERS_SF_CLIP", + OP_3DSTATE_VIEWPORT_STATE_POINTERS_SF_CLIP, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_VIEWPORT_STATE_POINTERS_CC", + OP_3DSTATE_VIEWPORT_STATE_POINTERS_CC, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_BLEND_STATE_POINTERS", + OP_3DSTATE_BLEND_STATE_POINTERS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_DEPTH_STENCIL_STATE_POINTERS", + OP_3DSTATE_DEPTH_STENCIL_STATE_POINTERS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_BINDING_TABLE_POINTERS_VS", + OP_3DSTATE_BINDING_TABLE_POINTERS_VS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_BINDING_TABLE_POINTERS_HS", + OP_3DSTATE_BINDING_TABLE_POINTERS_HS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_BINDING_TABLE_POINTERS_DS", + OP_3DSTATE_BINDING_TABLE_POINTERS_DS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_BINDING_TABLE_POINTERS_GS", + OP_3DSTATE_BINDING_TABLE_POINTERS_GS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_BINDING_TABLE_POINTERS_PS", + OP_3DSTATE_BINDING_TABLE_POINTERS_PS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_SAMPLER_STATE_POINTERS_VS", + OP_3DSTATE_SAMPLER_STATE_POINTERS_VS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_SAMPLER_STATE_POINTERS_HS", + OP_3DSTATE_SAMPLER_STATE_POINTERS_HS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_SAMPLER_STATE_POINTERS_DS", + OP_3DSTATE_SAMPLER_STATE_POINTERS_DS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_SAMPLER_STATE_POINTERS_GS", + OP_3DSTATE_SAMPLER_STATE_POINTERS_GS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_SAMPLER_STATE_POINTERS_PS", + OP_3DSTATE_SAMPLER_STATE_POINTERS_PS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_URB_VS", OP_3DSTATE_URB_VS, F_LEN_VAR, R_RCS, D_ALL, + 0, 8, NULL}, + + {"3DSTATE_URB_HS", OP_3DSTATE_URB_HS, F_LEN_VAR, R_RCS, D_ALL, + 0, 8, NULL}, + + {"3DSTATE_URB_DS", OP_3DSTATE_URB_DS, F_LEN_VAR, R_RCS, D_ALL, + 0, 8, NULL}, + + {"3DSTATE_URB_GS", OP_3DSTATE_URB_GS, F_LEN_VAR, R_RCS, D_ALL, + 0, 8, NULL}, + + {"3DSTATE_GATHER_CONSTANT_VS", OP_3DSTATE_GATHER_CONSTANT_VS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_GATHER_CONSTANT_GS", OP_3DSTATE_GATHER_CONSTANT_GS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_GATHER_CONSTANT_HS", OP_3DSTATE_GATHER_CONSTANT_HS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_GATHER_CONSTANT_DS", OP_3DSTATE_GATHER_CONSTANT_DS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_GATHER_CONSTANT_PS", OP_3DSTATE_GATHER_CONSTANT_PS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_DX9_CONSTANTF_VS", OP_3DSTATE_DX9_CONSTANTF_VS, + F_LEN_VAR, R_RCS, D_ALL, 0, 11, NULL}, + + {"3DSTATE_DX9_CONSTANTF_PS", OP_3DSTATE_DX9_CONSTANTF_PS, + F_LEN_VAR, R_RCS, D_ALL, 0, 11, NULL}, + + {"3DSTATE_DX9_CONSTANTI_VS", OP_3DSTATE_DX9_CONSTANTI_VS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_DX9_CONSTANTI_PS", OP_3DSTATE_DX9_CONSTANTI_PS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_DX9_CONSTANTB_VS", OP_3DSTATE_DX9_CONSTANTB_VS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_DX9_CONSTANTB_PS", OP_3DSTATE_DX9_CONSTANTB_PS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_DX9_LOCAL_VALID_VS", OP_3DSTATE_DX9_LOCAL_VALID_VS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_DX9_LOCAL_VALID_PS", OP_3DSTATE_DX9_LOCAL_VALID_PS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_DX9_GENERATE_ACTIVE_VS", OP_3DSTATE_DX9_GENERATE_ACTIVE_VS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_DX9_GENERATE_ACTIVE_PS", OP_3DSTATE_DX9_GENERATE_ACTIVE_PS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_BINDING_TABLE_EDIT_VS", OP_3DSTATE_BINDING_TABLE_EDIT_VS, + F_LEN_VAR, R_RCS, D_ALL, 0, 9, NULL}, + + {"3DSTATE_BINDING_TABLE_EDIT_GS", OP_3DSTATE_BINDING_TABLE_EDIT_GS, + F_LEN_VAR, R_RCS, D_ALL, 0, 9, NULL}, + + {"3DSTATE_BINDING_TABLE_EDIT_HS", OP_3DSTATE_BINDING_TABLE_EDIT_HS, + F_LEN_VAR, R_RCS, D_ALL, 0, 9, NULL}, + + {"3DSTATE_BINDING_TABLE_EDIT_DS", OP_3DSTATE_BINDING_TABLE_EDIT_DS, + F_LEN_VAR, R_RCS, D_ALL, 0, 9, NULL}, + + {"3DSTATE_BINDING_TABLE_EDIT_PS", OP_3DSTATE_BINDING_TABLE_EDIT_PS, + F_LEN_VAR, R_RCS, D_ALL, 0, 9, NULL}, + + {"3DSTATE_VF_INSTANCING", OP_3DSTATE_VF_INSTANCING, F_LEN_VAR, R_RCS, + D_BDW_PLUS, 0, 8, NULL}, + + {"3DSTATE_VF_SGVS", OP_3DSTATE_VF_SGVS, F_LEN_VAR, R_RCS, D_BDW_PLUS, 0, 8, + NULL}, + + {"3DSTATE_VF_TOPOLOGY", OP_3DSTATE_VF_TOPOLOGY, F_LEN_VAR, R_RCS, + D_BDW_PLUS, 0, 8, NULL}, + + {"3DSTATE_WM_CHROMAKEY", OP_3DSTATE_WM_CHROMAKEY, F_LEN_VAR, R_RCS, + D_BDW_PLUS, 0, 8, NULL}, + + {"3DSTATE_PS_BLEND", OP_3DSTATE_PS_BLEND, F_LEN_VAR, R_RCS, D_BDW_PLUS, 0, + 8, NULL}, + + {"3DSTATE_WM_DEPTH_STENCIL", OP_3DSTATE_WM_DEPTH_STENCIL, F_LEN_VAR, + R_RCS, D_BDW_PLUS, 0, 8, NULL}, + + {"3DSTATE_PS_EXTRA", OP_3DSTATE_PS_EXTRA, F_LEN_VAR, R_RCS, D_BDW_PLUS, 0, + 8, NULL}, + + {"3DSTATE_RASTER", OP_3DSTATE_RASTER, F_LEN_VAR, R_RCS, D_BDW_PLUS, 0, 8, + NULL}, + + {"3DSTATE_SBE_SWIZ", OP_3DSTATE_SBE_SWIZ, F_LEN_VAR, R_RCS, D_BDW_PLUS, 0, 8, + NULL}, + + {"3DSTATE_WM_HZ_OP", OP_3DSTATE_WM_HZ_OP, F_LEN_VAR, R_RCS, D_BDW_PLUS, 0, 8, + NULL}, + + {"3DSTATE_VERTEX_BUFFERS", OP_3DSTATE_VERTEX_BUFFERS, F_LEN_VAR, R_RCS, + D_BDW_PLUS, 0, 8, NULL}, + + {"3DSTATE_VERTEX_ELEMENTS", OP_3DSTATE_VERTEX_ELEMENTS, F_LEN_VAR, + R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_INDEX_BUFFER", OP_3DSTATE_INDEX_BUFFER, F_LEN_VAR, R_RCS, + D_BDW_PLUS, ADDR_FIX_1(2), 8, NULL}, + + {"3DSTATE_VF_STATISTICS", OP_3DSTATE_VF_STATISTICS, F_LEN_CONST, + R_RCS, D_ALL, 0, 1, NULL}, + + {"3DSTATE_VF", OP_3DSTATE_VF, F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_CC_STATE_POINTERS", OP_3DSTATE_CC_STATE_POINTERS, F_LEN_VAR, + R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_SCISSOR_STATE_POINTERS", OP_3DSTATE_SCISSOR_STATE_POINTERS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_GS", OP_3DSTATE_GS, F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_CLIP", OP_3DSTATE_CLIP, F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_WM", OP_3DSTATE_WM, F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_CONSTANT_GS", OP_3DSTATE_CONSTANT_GS, F_LEN_VAR, R_RCS, + D_BDW_PLUS, 0, 8, NULL}, + + {"3DSTATE_CONSTANT_PS", OP_3DSTATE_CONSTANT_PS, F_LEN_VAR, R_RCS, + D_BDW_PLUS, 0, 8, NULL}, + + {"3DSTATE_SAMPLE_MASK", OP_3DSTATE_SAMPLE_MASK, F_LEN_VAR, R_RCS, + D_ALL, 0, 8, NULL}, + + {"3DSTATE_CONSTANT_HS", OP_3DSTATE_CONSTANT_HS, F_LEN_VAR, R_RCS, + D_BDW_PLUS, 0, 8, NULL}, + + {"3DSTATE_CONSTANT_DS", OP_3DSTATE_CONSTANT_DS, F_LEN_VAR, R_RCS, + D_BDW_PLUS, 0, 8, NULL}, + + {"3DSTATE_HS", OP_3DSTATE_HS, F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_TE", OP_3DSTATE_TE, F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_DS", OP_3DSTATE_DS, F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_STREAMOUT", OP_3DSTATE_STREAMOUT, F_LEN_VAR, R_RCS, + D_ALL, 0, 8, NULL}, + + {"3DSTATE_SBE", OP_3DSTATE_SBE, F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_PS", OP_3DSTATE_PS, F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_DRAWING_RECTANGLE", OP_3DSTATE_DRAWING_RECTANGLE, F_LEN_VAR, + R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_SAMPLER_PALETTE_LOAD0", OP_3DSTATE_SAMPLER_PALETTE_LOAD0, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_CHROMA_KEY", OP_3DSTATE_CHROMA_KEY, F_LEN_VAR, R_RCS, D_ALL, + 0, 8, NULL}, + + {"3DSTATE_DEPTH_BUFFER", OP_3DSTATE_DEPTH_BUFFER, F_LEN_VAR, R_RCS, + D_ALL, ADDR_FIX_1(2), 8, NULL}, + + {"3DSTATE_POLY_STIPPLE_OFFSET", OP_3DSTATE_POLY_STIPPLE_OFFSET, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_POLY_STIPPLE_PATTERN", OP_3DSTATE_POLY_STIPPLE_PATTERN, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_LINE_STIPPLE", OP_3DSTATE_LINE_STIPPLE, F_LEN_VAR, R_RCS, + D_ALL, 0, 8, NULL}, + + {"3DSTATE_AA_LINE_PARAMS", OP_3DSTATE_AA_LINE_PARAMS, F_LEN_VAR, R_RCS, + D_ALL, 0, 8, NULL}, + + {"3DSTATE_GS_SVB_INDEX", OP_3DSTATE_GS_SVB_INDEX, F_LEN_VAR, R_RCS, + D_ALL, 0, 8, NULL}, + + {"3DSTATE_SAMPLER_PALETTE_LOAD1", OP_3DSTATE_SAMPLER_PALETTE_LOAD1, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_MULTISAMPLE", OP_3DSTATE_MULTISAMPLE_BDW, F_LEN_VAR, R_RCS, + D_BDW_PLUS, 0, 8, NULL}, + + {"3DSTATE_STENCIL_BUFFER", OP_3DSTATE_STENCIL_BUFFER, F_LEN_VAR, R_RCS, + D_ALL, ADDR_FIX_1(2), 8, NULL}, + + {"3DSTATE_HIER_DEPTH_BUFFER", OP_3DSTATE_HIER_DEPTH_BUFFER, F_LEN_VAR, + R_RCS, D_ALL, ADDR_FIX_1(2), 8, NULL}, + + {"3DSTATE_CLEAR_PARAMS", OP_3DSTATE_CLEAR_PARAMS, F_LEN_VAR, + R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_PUSH_CONSTANT_ALLOC_VS", OP_3DSTATE_PUSH_CONSTANT_ALLOC_VS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_PUSH_CONSTANT_ALLOC_HS", OP_3DSTATE_PUSH_CONSTANT_ALLOC_HS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_PUSH_CONSTANT_ALLOC_DS", OP_3DSTATE_PUSH_CONSTANT_ALLOC_DS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_PUSH_CONSTANT_ALLOC_GS", OP_3DSTATE_PUSH_CONSTANT_ALLOC_GS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_PUSH_CONSTANT_ALLOC_PS", OP_3DSTATE_PUSH_CONSTANT_ALLOC_PS, + F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_MONOFILTER_SIZE", OP_3DSTATE_MONOFILTER_SIZE, F_LEN_VAR, + R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_SO_DECL_LIST", OP_3DSTATE_SO_DECL_LIST, F_LEN_VAR, R_RCS, + D_ALL, 0, 9, NULL}, + + {"3DSTATE_SO_BUFFER", OP_3DSTATE_SO_BUFFER, F_LEN_VAR, R_RCS, D_BDW_PLUS, + ADDR_FIX_2(2, 4), 8, NULL}, + + {"3DSTATE_BINDING_TABLE_POOL_ALLOC", + OP_3DSTATE_BINDING_TABLE_POOL_ALLOC, + F_LEN_VAR, R_RCS, D_BDW_PLUS, ADDR_FIX_1(1), 8, NULL}, + + {"3DSTATE_GATHER_POOL_ALLOC", OP_3DSTATE_GATHER_POOL_ALLOC, + F_LEN_VAR, R_RCS, D_BDW_PLUS, ADDR_FIX_1(1), 8, NULL}, + + {"3DSTATE_DX9_CONSTANT_BUFFER_POOL_ALLOC", + OP_3DSTATE_DX9_CONSTANT_BUFFER_POOL_ALLOC, + F_LEN_VAR, R_RCS, D_BDW_PLUS, ADDR_FIX_1(1), 8, NULL}, + + {"3DSTATE_SAMPLE_PATTERN", OP_3DSTATE_SAMPLE_PATTERN, F_LEN_VAR, R_RCS, + D_BDW_PLUS, 0, 8, NULL}, + + {"PIPE_CONTROL", OP_PIPE_CONTROL, F_LEN_VAR, R_RCS, D_ALL, + ADDR_FIX_1(2), 8, cmd_handler_pipe_control}, + + {"3DPRIMITIVE", OP_3DPRIMITIVE, F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"PIPELINE_SELECT", OP_PIPELINE_SELECT, F_LEN_CONST, R_RCS, D_ALL, 0, + 1, NULL}, + + {"STATE_PREFETCH", OP_STATE_PREFETCH, F_LEN_VAR, R_RCS, D_ALL, + ADDR_FIX_1(1), 8, NULL}, + + {"STATE_SIP", OP_STATE_SIP, F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"STATE_BASE_ADDRESS", OP_STATE_BASE_ADDRESS, F_LEN_VAR, R_RCS, D_BDW_PLUS, + ADDR_FIX_5(1, 3, 4, 5, 6), 8, NULL}, + + {"OP_3D_MEDIA_0_1_4", OP_3D_MEDIA_0_1_4, F_LEN_VAR, R_RCS, D_ALL, + ADDR_FIX_1(1), 8, NULL}, + + {"3DSTATE_VS", OP_3DSTATE_VS, F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_SF", OP_3DSTATE_SF, F_LEN_VAR, R_RCS, D_ALL, 0, 8, NULL}, + + {"3DSTATE_CONSTANT_VS", OP_3DSTATE_CONSTANT_VS, F_LEN_VAR, R_RCS, D_BDW_PLUS, + 0, 8, NULL}, + + {"3DSTATE_COMPONENT_PACKING", OP_3DSTATE_COMPONENT_PACKING, F_LEN_VAR, R_RCS, + D_SKL_PLUS, 0, 8, NULL}, + + {"MEDIA_INTERFACE_DESCRIPTOR_LOAD", OP_MEDIA_INTERFACE_DESCRIPTOR_LOAD, + F_LEN_VAR, R_RCS, D_ALL, 0, 16, NULL}, + + {"MEDIA_GATEWAY_STATE", OP_MEDIA_GATEWAY_STATE, F_LEN_VAR, R_RCS, D_ALL, + 0, 16, NULL}, + + {"MEDIA_STATE_FLUSH", OP_MEDIA_STATE_FLUSH, F_LEN_VAR, R_RCS, D_ALL, + 0, 16, NULL}, + + {"MEDIA_OBJECT", OP_MEDIA_OBJECT, F_LEN_VAR, R_RCS, D_ALL, 0, 16, NULL}, + + {"MEDIA_CURBE_LOAD", OP_MEDIA_CURBE_LOAD, F_LEN_VAR, R_RCS, D_ALL, + 0, 16, NULL}, + + {"MEDIA_OBJECT_PRT", OP_MEDIA_OBJECT_PRT, F_LEN_VAR, R_RCS, D_ALL, + 0, 16, NULL}, + + {"MEDIA_OBJECT_WALKER", OP_MEDIA_OBJECT_WALKER, F_LEN_VAR, R_RCS, D_ALL, + 0, 16, NULL}, + + {"GPGPU_WALKER", OP_GPGPU_WALKER, F_LEN_VAR, R_RCS, D_ALL, + 0, 8, NULL}, + + {"MEDIA_VFE_STATE", OP_MEDIA_VFE_STATE, F_LEN_VAR, R_RCS, D_ALL, 0, 16, + NULL}, + + {"3DSTATE_VF_STATISTICS_GM45", OP_3DSTATE_VF_STATISTICS_GM45, + F_LEN_CONST, R_ALL, D_ALL, 0, 1, NULL}, + + {"MFX_PIPE_MODE_SELECT", OP_MFX_PIPE_MODE_SELECT, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFX_SURFACE_STATE", OP_MFX_SURFACE_STATE, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFX_PIPE_BUF_ADDR_STATE", OP_MFX_PIPE_BUF_ADDR_STATE, F_LEN_VAR, + R_VCS, D_BDW_PLUS, 0, 12, NULL}, + + {"MFX_IND_OBJ_BASE_ADDR_STATE", OP_MFX_IND_OBJ_BASE_ADDR_STATE, + F_LEN_VAR, R_VCS, D_BDW_PLUS, 0, 12, NULL}, + + {"MFX_BSP_BUF_BASE_ADDR_STATE", OP_MFX_BSP_BUF_BASE_ADDR_STATE, + F_LEN_VAR, R_VCS, D_BDW_PLUS, ADDR_FIX_3(1, 3, 5), 12, NULL}, + + {"OP_2_0_0_5", OP_2_0_0_5, F_LEN_VAR, R_VCS, D_BDW_PLUS, 0, 12, NULL}, + + {"MFX_STATE_POINTER", OP_MFX_STATE_POINTER, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFX_QM_STATE", OP_MFX_QM_STATE, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFX_FQM_STATE", OP_MFX_FQM_STATE, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFX_PAK_INSERT_OBJECT", OP_MFX_PAK_INSERT_OBJECT, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFX_STITCH_OBJECT", OP_MFX_STITCH_OBJECT, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFD_IT_OBJECT", OP_MFD_IT_OBJECT, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFX_WAIT", OP_MFX_WAIT, F_LEN_VAR, + R_VCS, D_ALL, 0, 6, NULL}, + + {"MFX_AVC_IMG_STATE", OP_MFX_AVC_IMG_STATE, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFX_AVC_QM_STATE", OP_MFX_AVC_QM_STATE, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFX_AVC_DIRECTMODE_STATE", OP_MFX_AVC_DIRECTMODE_STATE, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFX_AVC_SLICE_STATE", OP_MFX_AVC_SLICE_STATE, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFX_AVC_REF_IDX_STATE", OP_MFX_AVC_REF_IDX_STATE, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFX_AVC_WEIGHTOFFSET_STATE", OP_MFX_AVC_WEIGHTOFFSET_STATE, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFD_AVC_PICID_STATE", OP_MFD_AVC_PICID_STATE, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + {"MFD_AVC_DPB_STATE", OP_MFD_AVC_DPB_STATE, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFD_AVC_BSD_OBJECT", OP_MFD_AVC_BSD_OBJECT, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFD_AVC_SLICEADDR", OP_MFD_AVC_SLICEADDR, F_LEN_VAR, + R_VCS, D_ALL, ADDR_FIX_1(2), 12, NULL}, + + {"MFC_AVC_PAK_OBJECT", OP_MFC_AVC_PAK_OBJECT, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFX_VC1_PRED_PIPE_STATE", OP_MFX_VC1_PRED_PIPE_STATE, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFX_VC1_DIRECTMODE_STATE", OP_MFX_VC1_DIRECTMODE_STATE, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFD_VC1_SHORT_PIC_STATE", OP_MFD_VC1_SHORT_PIC_STATE, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFD_VC1_LONG_PIC_STATE", OP_MFD_VC1_LONG_PIC_STATE, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFD_VC1_BSD_OBJECT", OP_MFD_VC1_BSD_OBJECT, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFC_MPEG2_SLICEGROUP_STATE", OP_MFC_MPEG2_SLICEGROUP_STATE, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFC_MPEG2_PAK_OBJECT", OP_MFC_MPEG2_PAK_OBJECT, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFX_MPEG2_PIC_STATE", OP_MFX_MPEG2_PIC_STATE, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFX_MPEG2_QM_STATE", OP_MFX_MPEG2_QM_STATE, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFD_MPEG2_BSD_OBJECT", OP_MFD_MPEG2_BSD_OBJECT, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFX_2_6_0_0", OP_MFX_2_6_0_0, F_LEN_VAR, R_VCS, D_ALL, + 0, 16, NULL}, + + {"MFX_2_6_0_9", OP_MFX_2_6_0_9, F_LEN_VAR, R_VCS, D_ALL, 0, 16, NULL}, + + {"MFX_2_6_0_8", OP_MFX_2_6_0_8, F_LEN_VAR, R_VCS, D_ALL, 0, 16, NULL}, + + {"MFX_JPEG_PIC_STATE", OP_MFX_JPEG_PIC_STATE, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFX_JPEG_HUFF_TABLE_STATE", OP_MFX_JPEG_HUFF_TABLE_STATE, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"MFD_JPEG_BSD_OBJECT", OP_MFD_JPEG_BSD_OBJECT, F_LEN_VAR, + R_VCS, D_ALL, 0, 12, NULL}, + + {"VEBOX_STATE", OP_VEB_STATE, F_LEN_VAR, R_VECS, D_ALL, 0, 12, NULL}, + + {"VEBOX_SURFACE_STATE", OP_VEB_SURFACE_STATE, F_LEN_VAR, R_VECS, D_ALL, + 0, 12, NULL}, + + {"VEB_DI_IECP", OP_VEB_DNDI_IECP_STATE, F_LEN_VAR, R_VECS, D_BDW_PLUS, + 0, 20, NULL}, +}; + +static void add_cmd_entry(struct intel_gvt *gvt, struct cmd_entry *e) +{ + hash_add(gvt->cmd_table, &e->hlist, e->info->opcode); +} + +#define GVT_MAX_CMD_LENGTH 20 /* In Dword */ + +static void trace_cs_command(struct parser_exec_state *s, + cycles_t cost_pre_cmd_handler, cycles_t cost_cmd_handler) +{ + /* This buffer is used by ftrace to store all commands copied from + * guest gma space. Sometimes commands can cross pages, this should + * not be handled in ftrace logic. So this is just used as a + * 'bounce buffer' + */ + u32 cmd_trace_buf[GVT_MAX_CMD_LENGTH]; + int i; + u32 cmd_len = cmd_length(s); + /* The chosen value of GVT_MAX_CMD_LENGTH are just based on + * following two considerations: + * 1) From observation, most common ring commands is not that long. + * But there are execeptions. So it indeed makes sence to observe + * longer commands. + * 2) From the performance and debugging point of view, dumping all + * contents of very commands is not necessary. + * We mgith shrink GVT_MAX_CMD_LENGTH or remove this trace event in + * future for performance considerations. + */ + if (unlikely(cmd_len > GVT_MAX_CMD_LENGTH)) { + gvt_dbg_cmd("cmd length exceed tracing limitation!\n"); + cmd_len = GVT_MAX_CMD_LENGTH; + } + + for (i = 0; i < cmd_len; i++) + cmd_trace_buf[i] = cmd_val(s, i); + + trace_gvt_command(s->vgpu->id, s->ring_id, s->ip_gma, cmd_trace_buf, + cmd_len, s->buf_type == RING_BUFFER_INSTRUCTION, + cost_pre_cmd_handler, cost_cmd_handler); +} + +/* call the cmd handler, and advance ip */ +static int cmd_parser_exec(struct parser_exec_state *s) +{ + struct cmd_info *info; + u32 cmd; + int ret = 0; + cycles_t t0, t1, t2; + struct parser_exec_state s_before_advance_custom; + + t0 = get_cycles(); + + cmd = cmd_val(s, 0); + + info = get_cmd_info(s->vgpu->gvt, cmd, s->ring_id); + if (info == NULL) { + gvt_err("unknown cmd 0x%x, opcode=0x%x\n", + cmd, get_opcode(cmd, s->ring_id)); + return -EINVAL; + } + + gvt_dbg_cmd("%s\n", info->name); + + s->info = info; + + t1 = get_cycles(); + + memcpy(&s_before_advance_custom, s, sizeof(struct parser_exec_state)); + + if (info->handler) { + ret = info->handler(s); + if (ret < 0) { + gvt_err("%s handler error\n", info->name); + return ret; + } + } + t2 = get_cycles(); + + trace_cs_command(&s_before_advance_custom, t1 - t0, t2 - t1); + + if (!(info->flag & F_IP_ADVANCE_CUSTOM)) { + ret = cmd_advance_default(s); + if (ret) { + gvt_err("%s IP advance error\n", info->name); + return ret; + } + } + return 0; +} + +static inline bool gma_out_of_range(unsigned long gma, + unsigned long gma_head, unsigned int gma_tail) +{ + if (gma_tail >= gma_head) + return (gma < gma_head) || (gma > gma_tail); + else + return (gma > gma_tail) && (gma < gma_head); +} + +static int command_scan(struct parser_exec_state *s, + unsigned long rb_head, unsigned long rb_tail, + unsigned long rb_start, unsigned long rb_len) +{ + + unsigned long gma_head, gma_tail, gma_bottom; + int ret = 0; + + gma_head = rb_start + rb_head; + gma_tail = rb_start + rb_tail; + gma_bottom = rb_start + rb_len; + + gvt_dbg_cmd("scan_start: start=%lx end=%lx\n", gma_head, gma_tail); + + while (s->ip_gma != gma_tail) { + if (s->buf_type == RING_BUFFER_INSTRUCTION) { + if (!(s->ip_gma >= rb_start) || + !(s->ip_gma < gma_bottom)) { + gvt_err("ip_gma %lx out of ring scope." + "(base:0x%lx, bottom: 0x%lx)\n", + s->ip_gma, rb_start, + gma_bottom); + parser_exec_state_dump(s); + return -EINVAL; + } + if (gma_out_of_range(s->ip_gma, gma_head, gma_tail)) { + gvt_err("ip_gma %lx out of range." + "base 0x%lx head 0x%lx tail 0x%lx\n", + s->ip_gma, rb_start, + rb_head, rb_tail); + parser_exec_state_dump(s); + break; + } + } + ret = cmd_parser_exec(s); + if (ret) { + gvt_err("cmd parser error\n"); + parser_exec_state_dump(s); + break; + } + } + + gvt_dbg_cmd("scan_end\n"); + + return ret; +} + +static int scan_workload(struct intel_vgpu_workload *workload) +{ + unsigned long gma_head, gma_tail, gma_bottom; + struct parser_exec_state s; + int ret = 0; + + /* ring base is page aligned */ + if (WARN_ON(!IS_ALIGNED(workload->rb_start, GTT_PAGE_SIZE))) + return -EINVAL; + + gma_head = workload->rb_start + workload->rb_head; + gma_tail = workload->rb_start + workload->rb_tail; + gma_bottom = workload->rb_start + _RING_CTL_BUF_SIZE(workload->rb_ctl); + + s.buf_type = RING_BUFFER_INSTRUCTION; + s.buf_addr_type = GTT_BUFFER; + s.vgpu = workload->vgpu; + s.ring_id = workload->ring_id; + s.ring_start = workload->rb_start; + s.ring_size = _RING_CTL_BUF_SIZE(workload->rb_ctl); + s.ring_head = gma_head; + s.ring_tail = gma_tail; + s.rb_va = workload->shadow_ring_buffer_va; + s.workload = workload; + + if (bypass_scan_mask & (1 << workload->ring_id)) + return 0; + + ret = ip_gma_set(&s, gma_head); + if (ret) + goto out; + + ret = command_scan(&s, workload->rb_head, workload->rb_tail, + workload->rb_start, _RING_CTL_BUF_SIZE(workload->rb_ctl)); + +out: + return ret; +} + +static int scan_wa_ctx(struct intel_shadow_wa_ctx *wa_ctx) +{ + + unsigned long gma_head, gma_tail, gma_bottom, ring_size, ring_tail; + struct parser_exec_state s; + int ret = 0; + + /* ring base is page aligned */ + if (WARN_ON(!IS_ALIGNED(wa_ctx->indirect_ctx.guest_gma, GTT_PAGE_SIZE))) + return -EINVAL; + + ring_tail = wa_ctx->indirect_ctx.size + 3 * sizeof(uint32_t); + ring_size = round_up(wa_ctx->indirect_ctx.size + CACHELINE_BYTES, + PAGE_SIZE); + gma_head = wa_ctx->indirect_ctx.guest_gma; + gma_tail = wa_ctx->indirect_ctx.guest_gma + ring_tail; + gma_bottom = wa_ctx->indirect_ctx.guest_gma + ring_size; + + s.buf_type = RING_BUFFER_INSTRUCTION; + s.buf_addr_type = GTT_BUFFER; + s.vgpu = wa_ctx->workload->vgpu; + s.ring_id = wa_ctx->workload->ring_id; + s.ring_start = wa_ctx->indirect_ctx.guest_gma; + s.ring_size = ring_size; + s.ring_head = gma_head; + s.ring_tail = gma_tail; + s.rb_va = wa_ctx->indirect_ctx.shadow_va; + s.workload = wa_ctx->workload; + + ret = ip_gma_set(&s, gma_head); + if (ret) + goto out; + + ret = command_scan(&s, 0, ring_tail, + wa_ctx->indirect_ctx.guest_gma, ring_size); +out: + return ret; +} + +static int shadow_workload_ring_buffer(struct intel_vgpu_workload *workload) +{ + struct intel_vgpu *vgpu = workload->vgpu; + int ring_id = workload->ring_id; + struct i915_gem_context *shadow_ctx = vgpu->shadow_ctx; + struct intel_ring *ring = shadow_ctx->engine[ring_id].ring; + unsigned long gma_head, gma_tail, gma_top, guest_rb_size; + unsigned int copy_len = 0; + int ret; + + guest_rb_size = _RING_CTL_BUF_SIZE(workload->rb_ctl); + + /* calculate workload ring buffer size */ + workload->rb_len = (workload->rb_tail + guest_rb_size - + workload->rb_head) % guest_rb_size; + + gma_head = workload->rb_start + workload->rb_head; + gma_tail = workload->rb_start + workload->rb_tail; + gma_top = workload->rb_start + guest_rb_size; + + /* allocate shadow ring buffer */ + ret = intel_ring_begin(workload->req, workload->rb_len / 4); + if (ret) + return ret; + + /* get shadow ring buffer va */ + workload->shadow_ring_buffer_va = ring->vaddr + ring->tail; + + /* head > tail --> copy head <-> top */ + if (gma_head > gma_tail) { + ret = copy_gma_to_hva(vgpu, vgpu->gtt.ggtt_mm, + gma_head, gma_top, + workload->shadow_ring_buffer_va); + if (ret) { + gvt_err("fail to copy guest ring buffer\n"); + return ret; + } + copy_len = gma_top - gma_head; + gma_head = workload->rb_start; + } + + /* copy head or start <-> tail */ + ret = copy_gma_to_hva(vgpu, vgpu->gtt.ggtt_mm, + gma_head, gma_tail, + workload->shadow_ring_buffer_va + copy_len); + if (ret) { + gvt_err("fail to copy guest ring buffer\n"); + return ret; + } + ring->tail += workload->rb_len; + intel_ring_advance(ring); + return 0; +} + +int intel_gvt_scan_and_shadow_workload(struct intel_vgpu_workload *workload) +{ + int ret; + + ret = shadow_workload_ring_buffer(workload); + if (ret) { + gvt_err("fail to shadow workload ring_buffer\n"); + return ret; + } + + ret = scan_workload(workload); + if (ret) { + gvt_err("scan workload error\n"); + return ret; + } + return 0; +} + +static int shadow_indirect_ctx(struct intel_shadow_wa_ctx *wa_ctx) +{ + struct drm_device *dev = &wa_ctx->workload->vgpu->gvt->dev_priv->drm; + int ctx_size = wa_ctx->indirect_ctx.size; + unsigned long guest_gma = wa_ctx->indirect_ctx.guest_gma; + int ret = 0; + void *dest = NULL; + + wa_ctx->indirect_ctx.obj = i915_gem_object_create(dev, + round_up(ctx_size + CACHELINE_BYTES, PAGE_SIZE)); + if (wa_ctx->indirect_ctx.obj == NULL) + return -ENOMEM; + + ret = i915_gem_object_get_pages(wa_ctx->indirect_ctx.obj); + if (ret) + return ret; + + i915_gem_object_pin_pages(wa_ctx->indirect_ctx.obj); + + /* get the va of the shadow batch buffer */ + dest = (void *)vmap_batch(wa_ctx->indirect_ctx.obj, 0, + ctx_size + CACHELINE_BYTES); + if (!dest) { + gvt_err("failed to vmap shadow indirect ctx\n"); + ret = -ENOMEM; + goto unpin_src; + } + + ret = i915_gem_object_set_to_cpu_domain(wa_ctx->indirect_ctx.obj, + false); + if (ret) { + gvt_err("failed to set shadow indirect ctx to CPU\n"); + goto unmap_src; + } + + wa_ctx->indirect_ctx.shadow_va = dest; + + memset(dest, 0, round_up(ctx_size + CACHELINE_BYTES, PAGE_SIZE)); + + ret = copy_gma_to_hva(wa_ctx->workload->vgpu, + wa_ctx->workload->vgpu->gtt.ggtt_mm, + guest_gma, guest_gma + ctx_size, dest); + if (ret) { + gvt_err("fail to copy guest indirect ctx\n"); + return ret; + } + + return 0; + +unmap_src: + vunmap(dest); +unpin_src: + i915_gem_object_unpin_pages(wa_ctx->indirect_ctx.obj); + + return ret; +} + +static int combine_wa_ctx(struct intel_shadow_wa_ctx *wa_ctx) +{ + uint32_t per_ctx_start[CACHELINE_DWORDS] = {0}; + unsigned char *bb_start_sva; + + per_ctx_start[0] = 0x18800001; + per_ctx_start[1] = wa_ctx->per_ctx.guest_gma; + + bb_start_sva = (unsigned char *)wa_ctx->indirect_ctx.shadow_va + + wa_ctx->indirect_ctx.size; + + memcpy(bb_start_sva, per_ctx_start, CACHELINE_BYTES); + + return 0; +} + +int intel_gvt_scan_and_shadow_wa_ctx(struct intel_shadow_wa_ctx *wa_ctx) +{ + int ret; + + if (wa_ctx->indirect_ctx.size == 0) + return 0; + + ret = shadow_indirect_ctx(wa_ctx); + if (ret) { + gvt_err("fail to shadow indirect ctx\n"); + return ret; + } + + combine_wa_ctx(wa_ctx); + + ret = scan_wa_ctx(wa_ctx); + if (ret) { + gvt_err("scan wa ctx error\n"); + return ret; + } + + return 0; +} + +static struct cmd_info *find_cmd_entry_any_ring(struct intel_gvt *gvt, + unsigned int opcode, int rings) +{ + struct cmd_info *info = NULL; + unsigned int ring; + + for_each_set_bit(ring, (unsigned long *)&rings, I915_NUM_ENGINES) { + info = find_cmd_entry(gvt, opcode, ring); + if (info) + break; + } + return info; +} + +static int init_cmd_table(struct intel_gvt *gvt) +{ + int i; + struct cmd_entry *e; + struct cmd_info *info; + unsigned int gen_type; + + gen_type = intel_gvt_get_device_type(gvt); + + for (i = 0; i < ARRAY_SIZE(cmd_info); i++) { + if (!(cmd_info[i].devices & gen_type)) + continue; + + e = kzalloc(sizeof(*e), GFP_KERNEL); + if (!e) + return -ENOMEM; + + e->info = &cmd_info[i]; + info = find_cmd_entry_any_ring(gvt, + e->info->opcode, e->info->rings); + if (info) { + gvt_err("%s %s duplicated\n", e->info->name, + info->name); + return -EEXIST; + } + + INIT_HLIST_NODE(&e->hlist); + add_cmd_entry(gvt, e); + gvt_dbg_cmd("add %-30s op %04x flag %x devs %02x rings %02x\n", + e->info->name, e->info->opcode, e->info->flag, + e->info->devices, e->info->rings); + } + return 0; +} + +static void clean_cmd_table(struct intel_gvt *gvt) +{ + struct hlist_node *tmp; + struct cmd_entry *e; + int i; + + hash_for_each_safe(gvt->cmd_table, i, tmp, e, hlist) + kfree(e); + + hash_init(gvt->cmd_table); +} + +void intel_gvt_clean_cmd_parser(struct intel_gvt *gvt) +{ + clean_cmd_table(gvt); +} + +int intel_gvt_init_cmd_parser(struct intel_gvt *gvt) +{ + int ret; + + ret = init_cmd_table(gvt); + if (ret) { + intel_gvt_clean_cmd_parser(gvt); + return ret; + } + return 0; +} diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.h b/drivers/gpu/drm/i915/gvt/cmd_parser.h new file mode 100644 index 000000000000..bed33514103c --- /dev/null +++ b/drivers/gpu/drm/i915/gvt/cmd_parser.h @@ -0,0 +1,49 @@ +/* + * Copyright(c) 2011-2016 Intel Corporation. All rights reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + * + * Authors: + * Ke Yu + * Kevin Tian + * Zhiyuan Lv + * + * Contributors: + * Min He + * Ping Gao + * Tina Zhang + * Yulei Zhang + * Zhi Wang + * + */ +#ifndef _GVT_CMD_PARSER_H_ +#define _GVT_CMD_PARSER_H_ + +#define GVT_CMD_HASH_BITS 7 + +void intel_gvt_clean_cmd_parser(struct intel_gvt *gvt); + +int intel_gvt_init_cmd_parser(struct intel_gvt *gvt); + +int intel_gvt_scan_and_shadow_workload(struct intel_vgpu_workload *workload); + +int intel_gvt_scan_and_shadow_wa_ctx(struct intel_shadow_wa_ctx *wa_ctx); + +#endif diff --git a/drivers/gpu/drm/i915/gvt/debug.h b/drivers/gpu/drm/i915/gvt/debug.h index 76e50eeef7f3..68cba7bd980a 100644 --- a/drivers/gpu/drm/i915/gvt/debug.h +++ b/drivers/gpu/drm/i915/gvt/debug.h @@ -51,4 +51,7 @@ #define gvt_dbg_render(fmt, args...) \ DRM_DEBUG_DRIVER("gvt: render: "fmt, ##args) +#define gvt_dbg_cmd(fmt, args...) \ + DRM_DEBUG_DRIVER("gvt: cmd: "fmt, ##args) + #endif diff --git a/drivers/gpu/drm/i915/gvt/execlist.c b/drivers/gpu/drm/i915/gvt/execlist.c index 5ae738e16678..4a00ee7ff020 100644 --- a/drivers/gpu/drm/i915/gvt/execlist.c +++ b/drivers/gpu/drm/i915/gvt/execlist.c @@ -363,6 +363,109 @@ static void free_workload(struct intel_vgpu_workload *workload) #define get_desc_from_elsp_dwords(ed, i) \ ((struct execlist_ctx_descriptor_format *)&((ed)->data[i * 2])) + +#define BATCH_BUFFER_ADDR_MASK ((1UL << 32) - (1U << 2)) +#define BATCH_BUFFER_ADDR_HIGH_MASK ((1UL << 16) - (1U)) +static int set_gma_to_bb_cmd(struct intel_shadow_bb_entry *entry_obj, + unsigned long add, int gmadr_bytes) +{ + if (WARN_ON(gmadr_bytes != 4 && gmadr_bytes != 8)) + return -1; + + *((u32 *)(entry_obj->bb_start_cmd_va + (1 << 2))) = add & + BATCH_BUFFER_ADDR_MASK; + if (gmadr_bytes == 8) { + *((u32 *)(entry_obj->bb_start_cmd_va + (2 << 2))) = + add & BATCH_BUFFER_ADDR_HIGH_MASK; + } + + return 0; +} + +static void prepare_shadow_batch_buffer(struct intel_vgpu_workload *workload) +{ + int gmadr_bytes = workload->vgpu->gvt->device_info.gmadr_bytes_in_cmd; + struct i915_vma *vma; + unsigned long gma; + + /* pin the gem object to ggtt */ + if (!list_empty(&workload->shadow_bb)) { + struct intel_shadow_bb_entry *entry_obj = + list_first_entry(&workload->shadow_bb, + struct intel_shadow_bb_entry, + list); + struct intel_shadow_bb_entry *temp; + + list_for_each_entry_safe(entry_obj, temp, &workload->shadow_bb, + list) { + vma = i915_gem_object_ggtt_pin(entry_obj->obj, NULL, 0, + 0, 0); + if (IS_ERR(vma)) { + gvt_err("Cannot pin\n"); + return; + } + i915_gem_object_unpin_pages(entry_obj->obj); + + /* update the relocate gma with shadow batch buffer*/ + gma = i915_gem_object_ggtt_offset(entry_obj->obj, NULL); + WARN_ON(!IS_ALIGNED(gma, 4)); + set_gma_to_bb_cmd(entry_obj, gma, gmadr_bytes); + } + } +} + +static int update_wa_ctx_2_shadow_ctx(struct intel_shadow_wa_ctx *wa_ctx) +{ + int ring_id = wa_ctx->workload->ring_id; + struct i915_gem_context *shadow_ctx = + wa_ctx->workload->vgpu->shadow_ctx; + struct drm_i915_gem_object *ctx_obj = + shadow_ctx->engine[ring_id].state->obj; + struct execlist_ring_context *shadow_ring_context; + struct page *page; + + page = i915_gem_object_get_page(ctx_obj, LRC_STATE_PN); + shadow_ring_context = kmap_atomic(page); + + shadow_ring_context->bb_per_ctx_ptr.val = + (shadow_ring_context->bb_per_ctx_ptr.val & + (~PER_CTX_ADDR_MASK)) | wa_ctx->per_ctx.shadow_gma; + shadow_ring_context->rcs_indirect_ctx.val = + (shadow_ring_context->rcs_indirect_ctx.val & + (~INDIRECT_CTX_ADDR_MASK)) | wa_ctx->indirect_ctx.shadow_gma; + + kunmap_atomic(shadow_ring_context); + return 0; +} + +static void prepare_shadow_wa_ctx(struct intel_shadow_wa_ctx *wa_ctx) +{ + struct i915_vma *vma; + unsigned long gma; + unsigned char *per_ctx_va = + (unsigned char *)wa_ctx->indirect_ctx.shadow_va + + wa_ctx->indirect_ctx.size; + + if (wa_ctx->indirect_ctx.size == 0) + return; + + vma = i915_gem_object_ggtt_pin(wa_ctx->indirect_ctx.obj, NULL, 0, 0, 0); + if (IS_ERR(vma)) { + gvt_err("Cannot pin indirect ctx obj\n"); + return; + } + i915_gem_object_unpin_pages(wa_ctx->indirect_ctx.obj); + + gma = i915_gem_object_ggtt_offset(wa_ctx->indirect_ctx.obj, NULL); + WARN_ON(!IS_ALIGNED(gma, CACHELINE_BYTES)); + wa_ctx->indirect_ctx.shadow_gma = gma; + + wa_ctx->per_ctx.shadow_gma = *((unsigned int *)per_ctx_va + 1); + memset(per_ctx_va, 0, CACHELINE_BYTES); + + update_wa_ctx_2_shadow_ctx(wa_ctx); +} + static int prepare_execlist_workload(struct intel_vgpu_workload *workload) { struct intel_vgpu *vgpu = workload->vgpu; @@ -372,6 +475,8 @@ static int prepare_execlist_workload(struct intel_vgpu_workload *workload) intel_vgpu_pin_mm(workload->shadow_mm); intel_vgpu_sync_oos_pages(workload->vgpu); intel_vgpu_flush_post_shadow(workload->vgpu); + prepare_shadow_batch_buffer(workload); + prepare_shadow_wa_ctx(&workload->wa_ctx); if (!workload->emulate_schedule_in) return 0; @@ -381,6 +486,35 @@ static int prepare_execlist_workload(struct intel_vgpu_workload *workload) return emulate_execlist_schedule_in(&vgpu->execlist[ring_id], ctx); } +static void release_shadow_batch_buffer(struct intel_vgpu_workload *workload) +{ + /* release all the shadow batch buffer */ + if (!list_empty(&workload->shadow_bb)) { + struct intel_shadow_bb_entry *entry_obj = + list_first_entry(&workload->shadow_bb, + struct intel_shadow_bb_entry, + list); + struct intel_shadow_bb_entry *temp; + + list_for_each_entry_safe(entry_obj, temp, &workload->shadow_bb, + list) { + drm_gem_object_unreference(&(entry_obj->obj->base)); + kvfree(entry_obj->va); + list_del(&entry_obj->list); + kfree(entry_obj); + } + } +} + +static void release_shadow_wa_ctx(struct intel_shadow_wa_ctx *wa_ctx) +{ + if (wa_ctx->indirect_ctx.size == 0) + return; + + drm_gem_object_unreference(&(wa_ctx->indirect_ctx.obj->base)); + kvfree(wa_ctx->indirect_ctx.shadow_va); +} + static int complete_execlist_workload(struct intel_vgpu_workload *workload) { struct intel_vgpu *vgpu = workload->vgpu; @@ -394,6 +528,9 @@ static int complete_execlist_workload(struct intel_vgpu_workload *workload) gvt_dbg_el("complete workload %p status %d\n", workload, workload->status); + release_shadow_batch_buffer(workload); + release_shadow_wa_ctx(&workload->wa_ctx); + if (workload->status || vgpu->resetting) goto out; @@ -487,7 +624,7 @@ bool submit_context(struct intel_vgpu *vgpu, int ring_id, struct intel_vgpu_workload *last_workload = get_last_workload(q); struct intel_vgpu_workload *workload = NULL; u64 ring_context_gpa; - u32 head, tail, start, ctl, ctx_ctl; + u32 head, tail, start, ctl, ctx_ctl, per_ctx, indirect_ctx; int ret; ring_context_gpa = intel_vgpu_gma_to_gpa(vgpu->gtt.ggtt_mm, @@ -532,6 +669,7 @@ bool submit_context(struct intel_vgpu *vgpu, int ring_id, RING_CTX_OFF(ctx_ctrl.val), &ctx_ctl, 4); INIT_LIST_HEAD(&workload->list); + INIT_LIST_HEAD(&workload->shadow_bb); init_waitqueue_head(&workload->shadow_ctx_status_wq); atomic_set(&workload->shadow_ctx_active, 0); @@ -549,6 +687,24 @@ bool submit_context(struct intel_vgpu *vgpu, int ring_id, workload->status = -EINPROGRESS; workload->emulate_schedule_in = emulate_schedule_in; + if (ring_id == RCS) { + intel_gvt_hypervisor_read_gpa(vgpu, ring_context_gpa + + RING_CTX_OFF(bb_per_ctx_ptr.val), &per_ctx, 4); + intel_gvt_hypervisor_read_gpa(vgpu, ring_context_gpa + + RING_CTX_OFF(rcs_indirect_ctx.val), &indirect_ctx, 4); + + workload->wa_ctx.indirect_ctx.guest_gma = + indirect_ctx & INDIRECT_CTX_ADDR_MASK; + workload->wa_ctx.indirect_ctx.size = + (indirect_ctx & INDIRECT_CTX_SIZE_MASK) * + CACHELINE_BYTES; + workload->wa_ctx.per_ctx.guest_gma = + per_ctx & PER_CTX_ADDR_MASK; + workload->wa_ctx.workload = workload; + + WARN_ON(workload->wa_ctx.indirect_ctx.size && !(per_ctx & 0x1)); + } + if (emulate_schedule_in) memcpy(&workload->elsp_dwords, &vgpu->execlist[ring_id].elsp_dwords, diff --git a/drivers/gpu/drm/i915/gvt/gvt.c b/drivers/gpu/drm/i915/gvt/gvt.c index 7f13efbbd93a..e72e26c61a15 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.c +++ b/drivers/gpu/drm/i915/gvt/gvt.c @@ -112,6 +112,8 @@ static void init_device_info(struct intel_gvt *gvt) info->gtt_start_offset = 8 * 1024 * 1024; info->gtt_entry_size = 8; info->gtt_entry_size_shift = 3; + info->gmadr_bytes_in_cmd = 8; + info->max_surface_size = 36 * 1024 * 1024; } } @@ -177,6 +179,7 @@ void intel_gvt_clean_device(struct drm_i915_private *dev_priv) return; clean_service_thread(gvt); + intel_gvt_clean_cmd_parser(gvt); intel_gvt_clean_sched_policy(gvt); intel_gvt_clean_workload_scheduler(gvt); intel_gvt_clean_opregion(gvt); @@ -249,14 +252,20 @@ int intel_gvt_init_device(struct drm_i915_private *dev_priv) if (ret) goto out_clean_workload_scheduler; - ret = init_service_thread(gvt); + ret = intel_gvt_init_cmd_parser(gvt); if (ret) goto out_clean_sched_policy; + ret = init_service_thread(gvt); + if (ret) + goto out_clean_cmd_parser; + gvt_dbg_core("gvt device creation is done\n"); gvt->initialized = true; return 0; +out_clean_cmd_parser: + intel_gvt_clean_cmd_parser(gvt); out_clean_sched_policy: intel_gvt_clean_sched_policy(gvt); out_clean_workload_scheduler: diff --git a/drivers/gpu/drm/i915/gvt/gvt.h b/drivers/gpu/drm/i915/gvt/gvt.h index dfe398d47496..1564554b7459 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.h +++ b/drivers/gpu/drm/i915/gvt/gvt.h @@ -45,6 +45,7 @@ #include "scheduler.h" #include "sched_policy.h" #include "render.h" +#include "cmd_parser.h" #define GVT_MAX_VGPU 8 @@ -71,6 +72,8 @@ struct intel_gvt_device_info { u32 gtt_start_offset; u32 gtt_entry_size; u32 gtt_entry_size_shift; + int gmadr_bytes_in_cmd; + u32 max_surface_size; }; /* GM resources owned by a vGPU */ @@ -203,6 +206,7 @@ struct intel_gvt { struct intel_gvt_gtt gtt; struct intel_gvt_opregion opregion; struct intel_gvt_workload_scheduler scheduler; + DECLARE_HASHTABLE(cmd_table, GVT_CMD_HASH_BITS); struct task_struct *service_thread; wait_queue_head_t service_thread_wq; diff --git a/drivers/gpu/drm/i915/gvt/interrupt.h b/drivers/gpu/drm/i915/gvt/interrupt.h index 3136527b7e5c..5313fb1b33e1 100644 --- a/drivers/gpu/drm/i915/gvt/interrupt.h +++ b/drivers/gpu/drm/i915/gvt/interrupt.h @@ -226,4 +226,8 @@ int intel_vgpu_reg_master_irq_handler(struct intel_vgpu *vgpu, int intel_vgpu_reg_imr_handler(struct intel_vgpu *vgpu, unsigned int reg, void *p_data, unsigned int bytes); +int gvt_ring_id_to_pipe_control_notify_event(int ring_id); +int gvt_ring_id_to_mi_flush_dw_event(int ring_id); +int gvt_ring_id_to_mi_user_interrupt_event(int ring_id); + #endif /* _GVT_INTERRUPT_H_ */ diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c index 2f96302c7b21..732672b7d22b 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.c +++ b/drivers/gpu/drm/i915/gvt/scheduler.c @@ -185,6 +185,14 @@ static int dispatch_workload(struct intel_vgpu_workload *workload) mutex_lock(&gvt->lock); + ret = intel_gvt_scan_and_shadow_workload(workload); + if (ret) + goto err; + + ret = intel_gvt_scan_and_shadow_wa_ctx(&workload->wa_ctx); + if (ret) + goto err; + ret = populate_shadow_context(workload); if (ret) goto err; @@ -345,6 +353,7 @@ static void complete_current_workload(struct intel_gvt *gvt, int ring_id) { struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler; struct intel_vgpu_workload *workload; + int event; mutex_lock(&gvt->lock); @@ -355,6 +364,11 @@ static void complete_current_workload(struct intel_gvt *gvt, int ring_id) !atomic_read(&workload->shadow_ctx_active)); update_guest_context(workload); + + for_each_set_bit(event, workload->pending_events, + INTEL_GVT_EVENT_MAX) + intel_vgpu_trigger_virtual_event(workload->vgpu, + event); } gvt_dbg_sched("ring id %d complete workload %p status %d\n", diff --git a/drivers/gpu/drm/i915/gvt/scheduler.h b/drivers/gpu/drm/i915/gvt/scheduler.h index 2500438d7aa7..3b30c28bff51 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.h +++ b/drivers/gpu/drm/i915/gvt/scheduler.h @@ -50,6 +50,29 @@ struct intel_gvt_workload_scheduler { struct intel_gvt_sched_policy_ops *sched_ops; }; +#define INDIRECT_CTX_ADDR_MASK 0xffffffc0 +#define INDIRECT_CTX_SIZE_MASK 0x3f +struct shadow_indirect_ctx { + struct drm_i915_gem_object *obj; + unsigned long guest_gma; + unsigned long shadow_gma; + void *shadow_va; + uint32_t size; +}; + +#define PER_CTX_ADDR_MASK 0xfffff000 +struct shadow_per_ctx { + unsigned long guest_gma; + unsigned long shadow_gma; +}; + +struct intel_shadow_wa_ctx { + struct intel_vgpu_workload *workload; + struct shadow_indirect_ctx indirect_ctx; + struct shadow_per_ctx per_ctx; + +}; + struct intel_vgpu_workload { struct intel_vgpu *vgpu; int ring_id; @@ -65,16 +88,32 @@ struct intel_vgpu_workload { int (*complete)(struct intel_vgpu_workload *); struct list_head list; + DECLARE_BITMAP(pending_events, INTEL_GVT_EVENT_MAX); + void *shadow_ring_buffer_va; + /* execlist context information */ struct execlist_ctx_descriptor_format ctx_desc; struct execlist_ring_context *ring_context; - unsigned long rb_head, rb_tail, rb_ctl, rb_start; + unsigned long rb_head, rb_tail, rb_ctl, rb_start, rb_len; bool restore_inhibit; struct intel_vgpu_elsp_dwords elsp_dwords; bool emulate_schedule_in; atomic_t shadow_ctx_active; wait_queue_head_t shadow_ctx_status_wq; u64 ring_context_gpa; + + /* shadow batch buffer */ + struct list_head shadow_bb; + struct intel_shadow_wa_ctx wa_ctx; +}; + +/* Intel shadow batch buffer is a i915 gem object */ +struct intel_shadow_bb_entry { + struct list_head list; + struct drm_i915_gem_object *obj; + void *va; + unsigned long len; + void *bb_start_cmd_va; }; #define workload_q_head(vgpu, ring_id) \ diff --git a/drivers/gpu/drm/i915/gvt/trace.h b/drivers/gpu/drm/i915/gvt/trace.h index 27577dcfd9d8..53a2d10cf3f1 100644 --- a/drivers/gpu/drm/i915/gvt/trace.h +++ b/drivers/gpu/drm/i915/gvt/trace.h @@ -224,6 +224,58 @@ TRACE_EVENT(oos_sync, TP_printk("%s", __entry->buf) ); +#define MAX_CMD_STR_LEN 256 +TRACE_EVENT(gvt_command, + TP_PROTO(u8 vm_id, u8 ring_id, u32 ip_gma, u32 *cmd_va, u32 cmd_len, bool ring_buffer_cmd, cycles_t cost_pre_cmd_handler, cycles_t cost_cmd_handler), + + TP_ARGS(vm_id, ring_id, ip_gma, cmd_va, cmd_len, ring_buffer_cmd, cost_pre_cmd_handler, cost_cmd_handler), + + TP_STRUCT__entry( + __field(u8, vm_id) + __field(u8, ring_id) + __field(int, i) + __array(char, tmp_buf, MAX_CMD_STR_LEN) + __array(char, cmd_str, MAX_CMD_STR_LEN) + ), + + TP_fast_assign( + __entry->vm_id = vm_id; + __entry->ring_id = ring_id; + __entry->cmd_str[0] = '\0'; + snprintf(__entry->tmp_buf, MAX_CMD_STR_LEN, "VM(%d) Ring(%d): %s ip(%08x) pre handler cost (%llu), handler cost (%llu) ", vm_id, ring_id, ring_buffer_cmd ? "RB":"BB", ip_gma, cost_pre_cmd_handler, cost_cmd_handler); + strcat(__entry->cmd_str, __entry->tmp_buf); + entry->i = 0; + while (cmd_len > 0) { + if (cmd_len >= 8) { + snprintf(__entry->tmp_buf, MAX_CMD_STR_LEN, "%08x %08x %08x %08x %08x %08x %08x %08x ", + cmd_va[__entry->i], cmd_va[__entry->i+1], cmd_va[__entry->i+2], cmd_va[__entry->i+3], + cmd_va[__entry->i+4], cmd_va[__entry->i+5], cmd_va[__entry->i+6], cmd_va[__entry->i+7]); + __entry->i += 8; + cmd_len -= 8; + strcat(__entry->cmd_str, __entry->tmp_buf); + } else if (cmd_len >= 4) { + snprintf(__entry->tmp_buf, MAX_CMD_STR_LEN, "%08x %08x %08x %08x ", + cmd_va[__entry->i], cmd_va[__entry->i+1], cmd_va[__entry->i+2], cmd_va[__entry->i+3]); + __entry->i += 4; + cmd_len -= 4; + strcat(__entry->cmd_str, __entry->tmp_buf); + } else if (cmd_len >= 2) { + snprintf(__entry->tmp_buf, MAX_CMD_STR_LEN, "%08x %08x ", cmd_va[__entry->i], cmd_va[__entry->i+1]); + __entry->i += 2; + cmd_len -= 2; + strcat(__entry->cmd_str, __entry->tmp_buf); + } else if (cmd_len == 1) { + snprintf(__entry->tmp_buf, MAX_CMD_STR_LEN, "%08x ", cmd_va[__entry->i]); + __entry->i += 1; + cmd_len -= 1; + strcat(__entry->cmd_str, __entry->tmp_buf); + } + } + strcat(__entry->cmd_str, "\n"); + ), + + TP_printk("%s", __entry->cmd_str) +); #endif /* _GVT_TRACE_H_ */ /* This part must be out of protection */ -- cgit v1.2.3 From 21196a81c2d8bc9d79e1cbd896f668106da4f75d Mon Sep 17 00:00:00 2001 From: Zhi Wang Date: Thu, 13 Oct 2016 22:13:04 +0800 Subject: drm/i915/gvt: Support GVT-g on Skylake GVT-g supports Intel Skylake platform. Enable it. Signed-off-by: Zhi Wang Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/intel_gvt.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_gvt.c b/drivers/gpu/drm/i915/intel_gvt.c index 434f4d5c553d..8e8596da89b1 100644 --- a/drivers/gpu/drm/i915/intel_gvt.c +++ b/drivers/gpu/drm/i915/intel_gvt.c @@ -39,6 +39,8 @@ static bool is_supported_device(struct drm_i915_private *dev_priv) { if (IS_BROADWELL(dev_priv)) return true; + if (IS_SKYLAKE(dev_priv)) + return true; return false; } -- cgit v1.2.3 From 4f8036a28112ed6ca3688ece4e865509bacd51ed Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Thu, 13 Oct 2016 11:02:52 +0100 Subject: drm/i915: Make HAS_DDI and HAS_PCH_LPT_LP only take dev_priv This saves 3248 bytes of .rodata strings. v2: Add parantheses around dev_priv. (Ville Syrjala) Signed-off-by: Tvrtko Ursulin Reviewed-by: David Weinehall Acked-by: Daniel Vetter Acked-by: Jani Nikula Acked-by: Chris Wilson Acked-by: Maarten Lankhorst --- drivers/gpu/drm/i915/i915_drv.h | 8 +++--- drivers/gpu/drm/i915/intel_crt.c | 10 +++---- drivers/gpu/drm/i915/intel_display.c | 49 ++++++++++++++++++----------------- drivers/gpu/drm/i915/intel_dp.c | 16 ++++++------ drivers/gpu/drm/i915/intel_dpll_mgr.c | 4 +-- drivers/gpu/drm/i915/intel_hdmi.c | 10 +++---- drivers/gpu/drm/i915/intel_pm.c | 4 +-- drivers/gpu/drm/i915/intel_psr.c | 8 +++--- 8 files changed, 56 insertions(+), 53 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 9e830b58b06b..a2ba8fa4269b 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2811,7 +2811,7 @@ struct drm_i915_cmd_table { #define HAS_DP_MST(dev) (INTEL_INFO(dev)->has_dp_mst) -#define HAS_DDI(dev) (INTEL_INFO(dev)->has_ddi) +#define HAS_DDI(dev_priv) ((dev_priv)->info.has_ddi) #define HAS_FPGA_DBG_UNCLAIMED(dev) (INTEL_INFO(dev)->has_fpga_dbg) #define HAS_PSR(dev) (INTEL_INFO(dev)->has_psr) #define HAS_RUNTIME_PM(dev) (INTEL_INFO(dev)->has_runtime_pm) @@ -2850,8 +2850,10 @@ struct drm_i915_cmd_table { #define HAS_PCH_KBP(dev) (INTEL_PCH_TYPE(dev) == PCH_KBP) #define HAS_PCH_SPT(dev) (INTEL_PCH_TYPE(dev) == PCH_SPT) #define HAS_PCH_LPT(dev) (INTEL_PCH_TYPE(dev) == PCH_LPT) -#define HAS_PCH_LPT_LP(dev) (__I915__(dev)->pch_id == INTEL_PCH_LPT_LP_DEVICE_ID_TYPE) -#define HAS_PCH_LPT_H(dev) (__I915__(dev)->pch_id == INTEL_PCH_LPT_DEVICE_ID_TYPE) +#define HAS_PCH_LPT_LP(dev_priv) \ + ((dev_priv)->pch_id == INTEL_PCH_LPT_LP_DEVICE_ID_TYPE) +#define HAS_PCH_LPT_H(dev_priv) \ + ((dev_priv)->pch_id == INTEL_PCH_LPT_DEVICE_ID_TYPE) #define HAS_PCH_CPT(dev) (INTEL_PCH_TYPE(dev) == PCH_CPT) #define HAS_PCH_IBX(dev) (INTEL_PCH_TYPE(dev) == PCH_IBX) #define HAS_PCH_NOP(dev) (INTEL_PCH_TYPE(dev) == PCH_NOP) diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index 4a7b6c595ec2..d4b9b166de5d 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -280,13 +280,13 @@ static bool intel_crt_compute_config(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config, struct drm_connector_state *conn_state) { - struct drm_device *dev = encoder->base.dev; + struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - if (HAS_PCH_SPLIT(dev)) + if (HAS_PCH_SPLIT(dev_priv)) pipe_config->has_pch_encoder = true; /* LPT FDI RX only supports 8bpc. */ - if (HAS_PCH_LPT(dev)) { + if (HAS_PCH_LPT(dev_priv)) { if (pipe_config->bw_constrained && pipe_config->pipe_bpp < 24) { DRM_DEBUG_KMS("LPT only supports 24bpp\n"); return false; @@ -296,7 +296,7 @@ static bool intel_crt_compute_config(struct intel_encoder *encoder, } /* FDI must always be 2.7 GHz */ - if (HAS_DDI(dev)) + if (HAS_DDI(dev_priv)) pipe_config->port_clock = 135000 * 2; return true; @@ -917,7 +917,7 @@ void intel_crt_init(struct drm_device *dev) if (I915_HAS_HOTPLUG(dev) && !dmi_check_system(intel_spurious_crt_detect)) crt->base.hpd_pin = HPD_CRT; - if (HAS_DDI(dev)) { + if (HAS_DDI(dev_priv)) { crt->base.port = PORT_E; crt->base.get_config = hsw_crt_get_config; crt->base.get_hw_state = intel_ddi_get_hw_state; diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 645a779b7ea4..bec80f76bd01 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1187,19 +1187,17 @@ void assert_fdi_rx_pll(struct drm_i915_private *dev_priv, onoff(state), onoff(cur_state)); } -void assert_panel_unlocked(struct drm_i915_private *dev_priv, - enum pipe pipe) +void assert_panel_unlocked(struct drm_i915_private *dev_priv, enum pipe pipe) { - struct drm_device *dev = &dev_priv->drm; i915_reg_t pp_reg; u32 val; enum pipe panel_pipe = PIPE_A; bool locked = true; - if (WARN_ON(HAS_DDI(dev))) + if (WARN_ON(HAS_DDI(dev_priv))) return; - if (HAS_PCH_SPLIT(dev)) { + if (HAS_PCH_SPLIT(dev_priv)) { u32 port_sel; pp_reg = PP_CONTROL(0); @@ -1209,7 +1207,7 @@ void assert_panel_unlocked(struct drm_i915_private *dev_priv, I915_READ(PCH_LVDS) & LVDS_PIPEB_SELECT) panel_pipe = PIPE_B; /* XXX: else fix for eDP */ - } else if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) { + } else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { /* presumably write lock depends on pipe, not port select */ pp_reg = PP_CONTROL(pipe); panel_pipe = pipe; @@ -5696,13 +5694,13 @@ static enum intel_display_power_domain port_to_aux_power_domain(enum port port) enum intel_display_power_domain intel_display_port_power_domain(struct intel_encoder *intel_encoder) { - struct drm_device *dev = intel_encoder->base.dev; + struct drm_i915_private *dev_priv = to_i915(intel_encoder->base.dev); struct intel_digital_port *intel_dig_port; switch (intel_encoder->type) { case INTEL_OUTPUT_UNKNOWN: /* Only DDI platforms should ever use this output type */ - WARN_ON_ONCE(!HAS_DDI(dev)); + WARN_ON_ONCE(!HAS_DDI(dev_priv)); case INTEL_OUTPUT_DP: case INTEL_OUTPUT_HDMI: case INTEL_OUTPUT_EDP: @@ -5723,7 +5721,7 @@ intel_display_port_power_domain(struct intel_encoder *intel_encoder) enum intel_display_power_domain intel_display_port_aux_power_domain(struct intel_encoder *intel_encoder) { - struct drm_device *dev = intel_encoder->base.dev; + struct drm_i915_private *dev_priv = to_i915(intel_encoder->base.dev); struct intel_digital_port *intel_dig_port; switch (intel_encoder->type) { @@ -5736,7 +5734,7 @@ intel_display_port_aux_power_domain(struct intel_encoder *intel_encoder) * what's the status of the given connectors, play safe and * run the DP detection too. */ - WARN_ON_ONCE(!HAS_DDI(dev)); + WARN_ON_ONCE(!HAS_DDI(dev_priv)); case INTEL_OUTPUT_DP: case INTEL_OUTPUT_EDP: intel_dig_port = enc_to_dig_port(&intel_encoder->base); @@ -9196,7 +9194,8 @@ static void lpt_enable_clkout_dp(struct drm_device *dev, bool with_spread, if (WARN(with_fdi && !with_spread, "FDI requires downspread\n")) with_spread = true; - if (WARN(HAS_PCH_LPT_LP(dev) && with_fdi, "LP PCH doesn't have FDI\n")) + if (WARN(HAS_PCH_LPT_LP(dev_priv) && + with_fdi, "LP PCH doesn't have FDI\n")) with_fdi = false; mutex_lock(&dev_priv->sb_lock); @@ -9219,7 +9218,7 @@ static void lpt_enable_clkout_dp(struct drm_device *dev, bool with_spread, } } - reg = HAS_PCH_LPT_LP(dev) ? SBI_GEN0 : SBI_DBUFF0; + reg = HAS_PCH_LPT_LP(dev_priv) ? SBI_GEN0 : SBI_DBUFF0; tmp = intel_sbi_read(dev_priv, reg, SBI_ICLK); tmp |= SBI_GEN0_CFG_BUFFENABLE_DISABLE; intel_sbi_write(dev_priv, reg, tmp, SBI_ICLK); @@ -9235,7 +9234,7 @@ static void lpt_disable_clkout_dp(struct drm_device *dev) mutex_lock(&dev_priv->sb_lock); - reg = HAS_PCH_LPT_LP(dev) ? SBI_GEN0 : SBI_DBUFF0; + reg = HAS_PCH_LPT_LP(dev_priv) ? SBI_GEN0 : SBI_DBUFF0; tmp = intel_sbi_read(dev_priv, reg, SBI_ICLK); tmp &= ~SBI_GEN0_CFG_BUFFENABLE_DISABLE; intel_sbi_write(dev_priv, reg, tmp, SBI_ICLK); @@ -10203,7 +10202,7 @@ void hsw_enable_pc8(struct drm_i915_private *dev_priv) DRM_DEBUG_KMS("Enabling package C8+\n"); - if (HAS_PCH_LPT_LP(dev)) { + if (HAS_PCH_LPT_LP(dev_priv)) { val = I915_READ(SOUTH_DSPCLK_GATE_D); val &= ~PCH_LP_PARTITION_LEVEL_DISABLE; I915_WRITE(SOUTH_DSPCLK_GATE_D, val); @@ -10223,7 +10222,7 @@ void hsw_disable_pc8(struct drm_i915_private *dev_priv) hsw_restore_lcpll(dev_priv); lpt_init_pch_refclk(dev); - if (HAS_PCH_LPT_LP(dev)) { + if (HAS_PCH_LPT_LP(dev_priv)) { val = I915_READ(SOUTH_DSPCLK_GATE_D); val |= PCH_LP_PARTITION_LEVEL_DISABLE; I915_WRITE(SOUTH_DSPCLK_GATE_D, val); @@ -10845,7 +10844,7 @@ static void i9xx_update_cursor(struct drm_crtc *crtc, u32 base, } cntl |= pipe << 28; /* Connect to correct pipe */ - if (HAS_DDI(dev)) + if (HAS_DDI(dev_priv)) cntl |= CURSOR_PIPE_CSC_ENABLE; if (plane_state->base.rotation == DRM_ROTATE_180) @@ -12745,6 +12744,7 @@ static void intel_dump_pipe_config(struct intel_crtc *crtc, const char *context) { struct drm_device *dev = crtc->base.dev; + struct drm_i915_private *dev_priv = to_i915(dev); struct drm_plane *plane; struct intel_plane *intel_plane; struct intel_plane_state *state; @@ -12827,7 +12827,7 @@ static void intel_dump_pipe_config(struct intel_crtc *crtc, pipe_config->dpll_hw_state.ctrl1, pipe_config->dpll_hw_state.cfgcr1, pipe_config->dpll_hw_state.cfgcr2); - } else if (HAS_DDI(dev)) { + } else if (HAS_DDI(dev_priv)) { DRM_DEBUG_KMS("dpll_hw_state: wrpll: 0x%x spll: 0x%x\n", pipe_config->dpll_hw_state.wrpll, pipe_config->dpll_hw_state.spll); @@ -12905,7 +12905,7 @@ static bool check_digital_port_conflicts(struct drm_atomic_state *state) switch (encoder->type) { unsigned int port_mask; case INTEL_OUTPUT_UNKNOWN: - if (WARN_ON(!HAS_DDI(dev))) + if (WARN_ON(!HAS_DDI(to_i915(dev)))) break; case INTEL_OUTPUT_DP: case INTEL_OUTPUT_HDMI: @@ -13729,7 +13729,7 @@ intel_modeset_verify_disabled(struct drm_device *dev) static void update_scanline_offset(struct intel_crtc *crtc) { - struct drm_device *dev = crtc->base.dev; + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); /* * The scanline counter increments at the leading edge of hsync. @@ -13749,7 +13749,7 @@ static void update_scanline_offset(struct intel_crtc *crtc) * there's an extra 1 line difference. So we need to add two instead of * one to the value. */ - if (IS_GEN2(dev)) { + if (IS_GEN2(dev_priv)) { const struct drm_display_mode *adjusted_mode = &crtc->config->base.adjusted_mode; int vtotal; @@ -13758,7 +13758,7 @@ static void update_scanline_offset(struct intel_crtc *crtc) vtotal /= 2; crtc->scanline_offset = vtotal - 1; - } else if (HAS_DDI(dev) && + } else if (HAS_DDI(dev_priv) && intel_crtc_has_type(crtc->config, INTEL_OUTPUT_HDMI)) { crtc->scanline_offset = 2; } else @@ -15327,11 +15327,12 @@ static bool intel_crt_present(struct drm_device *dev) if (IS_CHERRYVIEW(dev)) return false; - if (HAS_PCH_LPT_H(dev) && I915_READ(SFUSE_STRAP) & SFUSE_STRAP_CRT_DISABLED) + if (HAS_PCH_LPT_H(dev_priv) && + I915_READ(SFUSE_STRAP) & SFUSE_STRAP_CRT_DISABLED) return false; /* DDI E can't be used if DDI A requires 4 lanes */ - if (HAS_DDI(dev) && I915_READ(DDI_BUF_CTL(PORT_A)) & DDI_A_4_LANES) + if (HAS_DDI(dev_priv) && I915_READ(DDI_BUF_CTL(PORT_A)) & DDI_A_4_LANES) return false; if (!dev_priv->vbt.int_crt_support) @@ -15405,7 +15406,7 @@ static void intel_setup_outputs(struct drm_device *dev) intel_ddi_init(dev, PORT_C); intel_dsi_init(dev); - } else if (HAS_DDI(dev)) { + } else if (HAS_DDI(dev_priv)) { int found; /* diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 496141e3b4d3..a5c562850d47 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1565,7 +1565,7 @@ intel_dp_compute_config(struct intel_encoder *encoder, max_clock = common_len - 1; - if (HAS_PCH_SPLIT(dev) && !HAS_DDI(dev) && port != PORT_A) + if (HAS_PCH_SPLIT(dev_priv) && !HAS_DDI(dev_priv) && port != PORT_A) pipe_config->has_pch_encoder = true; pipe_config->has_drrs = false; @@ -1707,7 +1707,7 @@ found: to_intel_atomic_state(pipe_config->base.state)->cdclk_pll_vco = vco; } - if (!HAS_DDI(dev)) + if (!HAS_DDI(dev_priv)) intel_dp_set_clock(encoder, pipe_config); return true; @@ -2632,7 +2632,7 @@ _intel_dp_set_link_train(struct intel_dp *intel_dp, DRM_DEBUG_KMS("Using DP training pattern TPS%d\n", dp_train_pat & DP_TRAINING_PATTERN_MASK); - if (HAS_DDI(dev)) { + if (HAS_DDI(dev_priv)) { uint32_t temp = I915_READ(DP_TP_CTL(port)); if (dp_train_pat & DP_LINK_SCRAMBLING_DISABLE) @@ -3339,7 +3339,7 @@ intel_dp_set_signal_levels(struct intel_dp *intel_dp) uint32_t signal_levels, mask = 0; uint8_t train_set = intel_dp->train_set[0]; - if (HAS_DDI(dev)) { + if (HAS_DDI(dev_priv)) { signal_levels = ddi_signal_levels(intel_dp); if (IS_BROXTON(dev)) @@ -3398,7 +3398,7 @@ void intel_dp_set_idle_link_train(struct intel_dp *intel_dp) enum port port = intel_dig_port->port; uint32_t val; - if (!HAS_DDI(dev)) + if (!HAS_DDI(dev_priv)) return; val = I915_READ(DP_TP_CTL(port)); @@ -3433,7 +3433,7 @@ intel_dp_link_down(struct intel_dp *intel_dp) struct drm_i915_private *dev_priv = to_i915(dev); uint32_t DP = intel_dp->DP; - if (WARN_ON(HAS_DDI(dev))) + if (WARN_ON(HAS_DDI(dev_priv))) return; if (WARN_ON((I915_READ(intel_dp->output_reg) & DP_PORT_EN) == 0)) @@ -5659,7 +5659,7 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port, else intel_dp->get_aux_send_ctl = g4x_get_aux_send_ctl; - if (HAS_DDI(dev)) + if (HAS_DDI(dev_priv)) intel_dp->prepare_link_retrain = intel_ddi_prepare_link_retrain; /* Preserve the current hw state. */ @@ -5701,7 +5701,7 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port, intel_connector_attach_encoder(intel_connector, intel_encoder); - if (HAS_DDI(dev)) + if (HAS_DDI(dev_priv)) intel_connector->get_hw_state = intel_ddi_connector_get_hw_state; else intel_connector->get_hw_state = intel_connector_get_hw_state; diff --git a/drivers/gpu/drm/i915/intel_dpll_mgr.c b/drivers/gpu/drm/i915/intel_dpll_mgr.c index 1c59ca50c430..d0c59c1793ef 100644 --- a/drivers/gpu/drm/i915/intel_dpll_mgr.c +++ b/drivers/gpu/drm/i915/intel_dpll_mgr.c @@ -1855,7 +1855,7 @@ void intel_shared_dpll_init(struct drm_device *dev) dpll_mgr = &skl_pll_mgr; else if (IS_BROXTON(dev)) dpll_mgr = &bxt_pll_mgr; - else if (HAS_DDI(dev)) + else if (HAS_DDI(dev_priv)) dpll_mgr = &hsw_pll_mgr; else if (HAS_PCH_IBX(dev) || HAS_PCH_CPT(dev)) dpll_mgr = &pch_pll_mgr; @@ -1883,7 +1883,7 @@ void intel_shared_dpll_init(struct drm_device *dev) BUG_ON(dev_priv->num_shared_dpll > I915_NUM_PLLS); /* FIXME: Move this to a more suitable place */ - if (HAS_DDI(dev)) + if (HAS_DDI(dev_priv)) intel_ddi_pll_init(dev); } diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index 8d46f5836746..09b2146f157f 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -50,7 +50,7 @@ assert_hdmi_port_disabled(struct intel_hdmi *intel_hdmi) struct drm_i915_private *dev_priv = to_i915(dev); uint32_t enabled_bits; - enabled_bits = HAS_DDI(dev) ? DDI_BUF_CTL_ENABLE : SDVO_ENABLE; + enabled_bits = HAS_DDI(dev_priv) ? DDI_BUF_CTL_ENABLE : SDVO_ENABLE; WARN(I915_READ(intel_hdmi->hdmi_reg) & enabled_bits, "HDMI port enabled, expecting disabled\n"); @@ -1312,7 +1312,7 @@ bool intel_hdmi_compute_config(struct intel_encoder *encoder, struct drm_connector_state *conn_state) { struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(&encoder->base); - struct drm_device *dev = encoder->base.dev; + struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct drm_display_mode *adjusted_mode = &pipe_config->base.adjusted_mode; int clock_8bpc = pipe_config->base.adjusted_mode.crtc_clock; int clock_12bpc = clock_8bpc * 3 / 2; @@ -1339,7 +1339,7 @@ bool intel_hdmi_compute_config(struct intel_encoder *encoder, clock_12bpc *= 2; } - if (HAS_PCH_SPLIT(dev) && !HAS_DDI(dev)) + if (HAS_PCH_SPLIT(dev_priv) && !HAS_DDI(dev_priv)) pipe_config->has_pch_encoder = true; if (pipe_config->has_hdmi_sink && intel_hdmi->has_audio) @@ -1892,7 +1892,7 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port, intel_hdmi->write_infoframe = g4x_write_infoframe; intel_hdmi->set_infoframes = g4x_set_infoframes; intel_hdmi->infoframe_enabled = g4x_infoframe_enabled; - } else if (HAS_DDI(dev)) { + } else if (HAS_DDI(dev_priv)) { intel_hdmi->write_infoframe = hsw_write_infoframe; intel_hdmi->set_infoframes = hsw_set_infoframes; intel_hdmi->infoframe_enabled = hsw_infoframe_enabled; @@ -1906,7 +1906,7 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port, intel_hdmi->infoframe_enabled = cpt_infoframe_enabled; } - if (HAS_DDI(dev)) + if (HAS_DDI(dev_priv)) intel_connector->get_hw_state = intel_ddi_connector_get_hw_state; else intel_connector->get_hw_state = intel_connector_get_hw_state; diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 15f21c6eb4f4..81c8b529d565 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -7145,7 +7145,7 @@ static void lpt_init_clock_gating(struct drm_device *dev) * TODO: this bit should only be enabled when really needed, then * disabled when not needed anymore in order to save power. */ - if (HAS_PCH_LPT_LP(dev)) + if (HAS_PCH_LPT_LP(dev_priv)) I915_WRITE(SOUTH_DSPCLK_GATE_D, I915_READ(SOUTH_DSPCLK_GATE_D) | PCH_LP_PARTITION_LEVEL_DISABLE); @@ -7160,7 +7160,7 @@ static void lpt_suspend_hw(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); - if (HAS_PCH_LPT_LP(dev)) { + if (HAS_PCH_LPT_LP(dev_priv)) { uint32_t val = I915_READ(SOUTH_DSPCLK_GATE_D); val &= ~PCH_LP_PARTITION_LEVEL_DISABLE; diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c index 108ba1e5d658..9e2fbac9776e 100644 --- a/drivers/gpu/drm/i915/intel_psr.c +++ b/drivers/gpu/drm/i915/intel_psr.c @@ -344,7 +344,7 @@ static bool intel_psr_match_conditions(struct intel_dp *intel_dp) * ones. Since by Display design transcoder EDP is tied to port A * we can safely escape based on the port A. */ - if (HAS_DDI(dev) && dig_port->port != PORT_A) { + if (HAS_DDI(dev_priv) && dig_port->port != PORT_A) { DRM_DEBUG_KMS("PSR condition failed: Port not supported\n"); return false; } @@ -402,7 +402,7 @@ static void intel_psr_activate(struct intel_dp *intel_dp) lockdep_assert_held(&dev_priv->psr.lock); /* Enable/Re-enable PSR on the host */ - if (HAS_DDI(dev)) + if (HAS_DDI(dev_priv)) /* On HSW+ after we enable PSR on source it will activate it * as soon as it match configure idle_frame count. So * we just actually enable it here on activation time. @@ -448,7 +448,7 @@ void intel_psr_enable(struct intel_dp *intel_dp) dev_priv->psr.busy_frontbuffer_bits = 0; - if (HAS_DDI(dev)) { + if (HAS_DDI(dev_priv)) { hsw_psr_setup_vsc(intel_dp); if (dev_priv->psr.psr2_support) { @@ -580,7 +580,7 @@ void intel_psr_disable(struct intel_dp *intel_dp) } /* Disable PSR on Source */ - if (HAS_DDI(dev)) + if (HAS_DDI(dev_priv)) hsw_psr_disable(intel_dp); else vlv_psr_disable(intel_dp); -- cgit v1.2.3 From 6e266956a57f878a6d648aed8e0380688e6f48c5 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Thu, 13 Oct 2016 11:02:53 +0100 Subject: drm/i915: Make INTEL_PCH_TYPE & co only take dev_priv This saves 1872 bytes of .rodata strings. v2: * Rebase. * Add parantheses around dev_priv. (Ville Syrjala) Signed-off-by: Tvrtko Ursulin Reviewed-by: David Weinehall Acked-by: Daniel Vetter Acked-by: Jani Nikula Acked-by: Chris Wilson Acked-by: Maarten Lankhorst --- drivers/gpu/drm/i915/i915_drv.h | 16 ++++++------ drivers/gpu/drm/i915/i915_gem.c | 2 +- drivers/gpu/drm/i915/i915_gpu_error.c | 4 +-- drivers/gpu/drm/i915/i915_irq.c | 20 +++++++-------- drivers/gpu/drm/i915/intel_audio.c | 2 +- drivers/gpu/drm/i915/intel_crt.c | 25 +++++++++--------- drivers/gpu/drm/i915/intel_display.c | 48 ++++++++++++++++++----------------- drivers/gpu/drm/i915/intel_dp.c | 27 ++++++++++---------- drivers/gpu/drm/i915/intel_dpll_mgr.c | 2 +- drivers/gpu/drm/i915/intel_hdmi.c | 19 +++++++------- drivers/gpu/drm/i915/intel_i2c.c | 2 +- drivers/gpu/drm/i915/intel_lvds.c | 22 ++++++++-------- drivers/gpu/drm/i915/intel_pm.c | 6 ++--- drivers/gpu/drm/i915/intel_sdvo.c | 12 ++++----- 14 files changed, 107 insertions(+), 100 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index a2ba8fa4269b..d9c2086bc351 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2846,18 +2846,18 @@ struct drm_i915_cmd_table { #define INTEL_PCH_P3X_DEVICE_ID_TYPE 0x7000 #define INTEL_PCH_QEMU_DEVICE_ID_TYPE 0x2900 /* qemu q35 has 2918 */ -#define INTEL_PCH_TYPE(dev) (__I915__(dev)->pch_type) -#define HAS_PCH_KBP(dev) (INTEL_PCH_TYPE(dev) == PCH_KBP) -#define HAS_PCH_SPT(dev) (INTEL_PCH_TYPE(dev) == PCH_SPT) -#define HAS_PCH_LPT(dev) (INTEL_PCH_TYPE(dev) == PCH_LPT) +#define INTEL_PCH_TYPE(dev_priv) ((dev_priv)->pch_type) +#define HAS_PCH_KBP(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_KBP) +#define HAS_PCH_SPT(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_SPT) +#define HAS_PCH_LPT(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_LPT) #define HAS_PCH_LPT_LP(dev_priv) \ ((dev_priv)->pch_id == INTEL_PCH_LPT_LP_DEVICE_ID_TYPE) #define HAS_PCH_LPT_H(dev_priv) \ ((dev_priv)->pch_id == INTEL_PCH_LPT_DEVICE_ID_TYPE) -#define HAS_PCH_CPT(dev) (INTEL_PCH_TYPE(dev) == PCH_CPT) -#define HAS_PCH_IBX(dev) (INTEL_PCH_TYPE(dev) == PCH_IBX) -#define HAS_PCH_NOP(dev) (INTEL_PCH_TYPE(dev) == PCH_NOP) -#define HAS_PCH_SPLIT(dev) (INTEL_PCH_TYPE(dev) != PCH_NONE) +#define HAS_PCH_CPT(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_CPT) +#define HAS_PCH_IBX(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_IBX) +#define HAS_PCH_NOP(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_NOP) +#define HAS_PCH_SPLIT(dev_priv) (INTEL_PCH_TYPE(dev_priv) != PCH_NONE) #define HAS_GMCH_DISPLAY(dev) (INTEL_INFO(dev)->has_gmch_display) diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index fb460cc2857c..997628a63dba 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -4433,7 +4433,7 @@ i915_gem_init_hw(struct drm_device *dev) I915_WRITE(MI_PREDICATE_RESULT_2, IS_HSW_GT3(dev) ? LOWER_SLICE_ENABLED : LOWER_SLICE_DISABLED); - if (HAS_PCH_NOP(dev)) { + if (HAS_PCH_NOP(dev_priv)) { if (IS_IVYBRIDGE(dev)) { u32 temp = I915_READ(GEN7_MSG_CTL); temp &= ~(WAIT_FOR_PCH_FLR_ACK | WAIT_FOR_PCH_RESET_ACK); diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 8d4b9eb8718a..eee2c1102efb 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -589,7 +589,7 @@ int i915_error_state_to_str(struct drm_i915_error_state_buf *m, for (i = 0; i < 4; i++) err_printf(m, "GTIER gt %d: 0x%08x\n", i, error->gtier[i]); - } else if (HAS_PCH_SPLIT(dev) || IS_VALLEYVIEW(dev)) + } else if (HAS_PCH_SPLIT(dev_priv) || IS_VALLEYVIEW(dev_priv)) err_printf(m, "GTIER: 0x%08x\n", error->gtier[0]); err_printf(m, "PGTBL_ER: 0x%08x\n", error->pgtbl_er); err_printf(m, "FORCEWAKE: 0x%08x\n", error->forcewake); @@ -1468,7 +1468,7 @@ static void i915_capture_reg_state(struct drm_i915_private *dev_priv, error->ier = I915_READ(GEN8_DE_MISC_IER); for (i = 0; i < 4; i++) error->gtier[i] = I915_READ(GEN8_GT_IER(i)); - } else if (HAS_PCH_SPLIT(dev)) { + } else if (HAS_PCH_SPLIT(dev_priv)) { error->ier = I915_READ(DEIER); error->gtier[0] = I915_READ(GTIER); } else if (IS_GEN2(dev)) { diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 89380c830cc0..5aed25669af0 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -3234,12 +3234,12 @@ static void ibx_irq_reset(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); - if (HAS_PCH_NOP(dev)) + if (HAS_PCH_NOP(dev_priv)) return; GEN5_IRQ_RESET(SDE); - if (HAS_PCH_CPT(dev) || HAS_PCH_LPT(dev)) + if (HAS_PCH_CPT(dev_priv) || HAS_PCH_LPT(dev_priv)) I915_WRITE(SERR_INT, 0xffffffff); } @@ -3255,7 +3255,7 @@ static void ibx_irq_pre_postinstall(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); - if (HAS_PCH_NOP(dev)) + if (HAS_PCH_NOP(dev_priv)) return; WARN_ON(I915_READ(SDEIER) != 0); @@ -3380,7 +3380,7 @@ static void gen8_irq_reset(struct drm_device *dev) GEN5_IRQ_RESET(GEN8_DE_MISC_); GEN5_IRQ_RESET(GEN8_PCU_); - if (HAS_PCH_SPLIT(dev)) + if (HAS_PCH_SPLIT(dev_priv)) ibx_irq_reset(dev); } @@ -3569,10 +3569,10 @@ static void ibx_irq_postinstall(struct drm_device *dev) struct drm_i915_private *dev_priv = to_i915(dev); u32 mask; - if (HAS_PCH_NOP(dev)) + if (HAS_PCH_NOP(dev_priv)) return; - if (HAS_PCH_IBX(dev)) + if (HAS_PCH_IBX(dev_priv)) mask = SDE_GMBUS | SDE_AUX_MASK | SDE_POISON; else mask = SDE_GMBUS_CPT | SDE_AUX_MASK_CPT; @@ -3793,13 +3793,13 @@ static int gen8_irq_postinstall(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); - if (HAS_PCH_SPLIT(dev)) + if (HAS_PCH_SPLIT(dev_priv)) ibx_irq_pre_postinstall(dev); gen8_gt_irq_postinstall(dev_priv); gen8_de_irq_postinstall(dev_priv); - if (HAS_PCH_SPLIT(dev)) + if (HAS_PCH_SPLIT(dev_priv)) ibx_irq_postinstall(dev); I915_WRITE(GEN8_MASTER_IRQ, GEN8_MASTER_IRQ_CONTROL); @@ -4596,11 +4596,11 @@ void intel_irq_init(struct drm_i915_private *dev_priv) dev->driver->disable_vblank = gen8_disable_vblank; if (IS_BROXTON(dev)) dev_priv->display.hpd_irq_setup = bxt_hpd_irq_setup; - else if (HAS_PCH_SPT(dev) || HAS_PCH_KBP(dev)) + else if (HAS_PCH_SPT(dev_priv) || HAS_PCH_KBP(dev_priv)) dev_priv->display.hpd_irq_setup = spt_hpd_irq_setup; else dev_priv->display.hpd_irq_setup = ilk_hpd_irq_setup; - } else if (HAS_PCH_SPLIT(dev)) { + } else if (HAS_PCH_SPLIT(dev_priv)) { dev->driver->irq_handler = ironlake_irq_handler; dev->driver->irq_preinstall = ironlake_irq_reset; dev->driver->irq_postinstall = ironlake_irq_postinstall; diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c index 81df29ca4947..e20da59b1020 100644 --- a/drivers/gpu/drm/i915/intel_audio.c +++ b/drivers/gpu/drm/i915/intel_audio.c @@ -430,7 +430,7 @@ static void ilk_audio_codec_enable(struct drm_connector *connector, * infrastructure is not there yet. */ - if (HAS_PCH_IBX(connector->dev)) { + if (HAS_PCH_IBX(dev_priv)) { hdmiw_hdmiedid = IBX_HDMIW_HDMIEDID(pipe); aud_config = IBX_AUD_CFG(pipe); aud_cntl_st = IBX_AUD_CNTL_ST(pipe); diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index d4b9b166de5d..f8919ef3a7af 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -84,7 +84,7 @@ static bool intel_crt_get_hw_state(struct intel_encoder *encoder, if (!(tmp & ADPA_DAC_ENABLE)) goto out; - if (HAS_PCH_CPT(dev)) + if (HAS_PCH_CPT(dev_priv)) *pipe = PORT_TO_PIPE_CPT(tmp); else *pipe = PORT_TO_PIPE(tmp); @@ -165,16 +165,16 @@ static void intel_crt_set_dpms(struct intel_encoder *encoder, adpa |= ADPA_VSYNC_ACTIVE_HIGH; /* For CPT allow 3 pipe config, for others just use A or B */ - if (HAS_PCH_LPT(dev)) + if (HAS_PCH_LPT(dev_priv)) ; /* Those bits don't exist here */ - else if (HAS_PCH_CPT(dev)) + else if (HAS_PCH_CPT(dev_priv)) adpa |= PORT_TRANS_SEL_CPT(crtc->pipe); else if (crtc->pipe == 0) adpa |= ADPA_PIPE_A_SELECT; else adpa |= ADPA_PIPE_B_SELECT; - if (!HAS_PCH_SPLIT(dev)) + if (!HAS_PCH_SPLIT(dev_priv)) I915_WRITE(BCLRPAT(crtc->pipe), 0); switch (mode) { @@ -241,7 +241,8 @@ intel_crt_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) { struct drm_device *dev = connector->dev; - int max_dotclk = to_i915(dev)->max_dotclk_freq; + struct drm_i915_private *dev_priv = to_i915(dev); + int max_dotclk = dev_priv->max_dotclk_freq; int max_clock; if (mode->flags & DRM_MODE_FLAG_DBLSCAN) @@ -250,7 +251,7 @@ intel_crt_mode_valid(struct drm_connector *connector, if (mode->clock < 25000) return MODE_CLOCK_LOW; - if (HAS_PCH_LPT(dev)) + if (HAS_PCH_LPT(dev_priv)) max_clock = 180000; else if (IS_VALLEYVIEW(dev)) /* @@ -269,7 +270,7 @@ intel_crt_mode_valid(struct drm_connector *connector, return MODE_CLOCK_HIGH; /* The FDI receiver on LPT only supports 8bpc and only has 2 lanes. */ - if (HAS_PCH_LPT(dev) && + if (HAS_PCH_LPT(dev_priv) && (ironlake_get_lanes_required(mode->clock, 270000, 24) > 2)) return MODE_CLOCK_HIGH; @@ -312,7 +313,7 @@ static bool intel_ironlake_crt_detect_hotplug(struct drm_connector *connector) /* The first time through, trigger an explicit detection cycle */ if (crt->force_hotplug_required) { - bool turn_off_dac = HAS_PCH_SPLIT(dev); + bool turn_off_dac = HAS_PCH_SPLIT(dev_priv); u32 save_adpa; crt->force_hotplug_required = 0; @@ -419,7 +420,7 @@ static bool intel_crt_detect_hotplug(struct drm_connector *connector) bool ret = false; int i, tries = 0; - if (HAS_PCH_SPLIT(dev)) + if (HAS_PCH_SPLIT(dev_priv)) return intel_ironlake_crt_detect_hotplug(connector); if (IS_VALLEYVIEW(dev)) @@ -847,7 +848,7 @@ void intel_crt_init(struct drm_device *dev) i915_reg_t adpa_reg; u32 adpa; - if (HAS_PCH_SPLIT(dev)) + if (HAS_PCH_SPLIT(dev_priv)) adpa_reg = PCH_ADPA; else if (IS_VALLEYVIEW(dev)) adpa_reg = VLV_ADPA; @@ -907,7 +908,7 @@ void intel_crt_init(struct drm_device *dev) crt->adpa_reg = adpa_reg; crt->base.compute_config = intel_crt_compute_config; - if (HAS_PCH_SPLIT(dev)) { + if (HAS_PCH_SPLIT(dev_priv)) { crt->base.disable = pch_disable_crt; crt->base.post_disable = pch_post_disable_crt; } else { @@ -944,7 +945,7 @@ void intel_crt_init(struct drm_device *dev) * polarity and link reversal bits or not, instead of relying on the * BIOS. */ - if (HAS_PCH_LPT(dev)) { + if (HAS_PCH_LPT(dev_priv)) { u32 fdi_config = FDI_RX_POLARITY_REVERSED_LPT | FDI_RX_LINK_REVERSAL_OVERRIDE; diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index bec80f76bd01..61abc8f2728e 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1784,7 +1784,6 @@ void vlv_wait_port_ready(struct drm_i915_private *dev_priv, static void ironlake_enable_pch_transcoder(struct drm_i915_private *dev_priv, enum pipe pipe) { - struct drm_device *dev = &dev_priv->drm; struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; struct intel_crtc *intel_crtc = to_intel_crtc(crtc); i915_reg_t reg; @@ -1797,7 +1796,7 @@ static void ironlake_enable_pch_transcoder(struct drm_i915_private *dev_priv, assert_fdi_tx_enabled(dev_priv, pipe); assert_fdi_rx_enabled(dev_priv, pipe); - if (HAS_PCH_CPT(dev)) { + if (HAS_PCH_CPT(dev_priv)) { /* Workaround: Set the timing override bit before enabling the * pch transcoder. */ reg = TRANS_CHICKEN2(pipe); @@ -1875,7 +1874,6 @@ static void lpt_enable_pch_transcoder(struct drm_i915_private *dev_priv, static void ironlake_disable_pch_transcoder(struct drm_i915_private *dev_priv, enum pipe pipe) { - struct drm_device *dev = &dev_priv->drm; i915_reg_t reg; uint32_t val; @@ -1896,7 +1894,7 @@ static void ironlake_disable_pch_transcoder(struct drm_i915_private *dev_priv, 50)) DRM_ERROR("failed to disable transcoder %c\n", pipe_name(pipe)); - if (HAS_PCH_CPT(dev)) { + if (HAS_PCH_CPT(dev_priv)) { /* Workaround: Clear the timing override chicken bit again. */ reg = TRANS_CHICKEN2(pipe); val = I915_READ(reg); @@ -3710,7 +3708,7 @@ static void intel_update_pipe_config(struct intel_crtc *crtc, if (pipe_config->pch_pfit.enabled) skylake_pfit_enable(crtc); - } else if (HAS_PCH_SPLIT(dev)) { + } else if (HAS_PCH_SPLIT(dev_priv)) { if (pipe_config->pch_pfit.enabled) ironlake_pfit_enable(crtc); else if (old_crtc_state->pch_pfit.enabled) @@ -3741,7 +3739,7 @@ static void intel_fdi_normal_train(struct drm_crtc *crtc) reg = FDI_RX_CTL(pipe); temp = I915_READ(reg); - if (HAS_PCH_CPT(dev)) { + if (HAS_PCH_CPT(dev_priv)) { temp &= ~FDI_LINK_TRAIN_PATTERN_MASK_CPT; temp |= FDI_LINK_TRAIN_NORMAL_CPT; } else { @@ -3899,7 +3897,7 @@ static void gen6_fdi_link_train(struct drm_crtc *crtc) reg = FDI_RX_CTL(pipe); temp = I915_READ(reg); - if (HAS_PCH_CPT(dev)) { + if (HAS_PCH_CPT(dev_priv)) { temp &= ~FDI_LINK_TRAIN_PATTERN_MASK_CPT; temp |= FDI_LINK_TRAIN_PATTERN_1_CPT; } else { @@ -3952,7 +3950,7 @@ static void gen6_fdi_link_train(struct drm_crtc *crtc) reg = FDI_RX_CTL(pipe); temp = I915_READ(reg); - if (HAS_PCH_CPT(dev)) { + if (HAS_PCH_CPT(dev_priv)) { temp &= ~FDI_LINK_TRAIN_PATTERN_MASK_CPT; temp |= FDI_LINK_TRAIN_PATTERN_2_CPT; } else { @@ -4206,7 +4204,7 @@ static void ironlake_fdi_disable(struct drm_crtc *crtc) udelay(100); /* Ironlake workaround, disable clock pointer after downing FDI */ - if (HAS_PCH_IBX(dev)) + if (HAS_PCH_IBX(dev_priv)) I915_WRITE(FDI_RX_CHICKEN(pipe), FDI_RX_PHASE_SYNC_POINTER_OVR); /* still set train pattern 1 */ @@ -4218,7 +4216,7 @@ static void ironlake_fdi_disable(struct drm_crtc *crtc) reg = FDI_RX_CTL(pipe); temp = I915_READ(reg); - if (HAS_PCH_CPT(dev)) { + if (HAS_PCH_CPT(dev_priv)) { temp &= ~FDI_LINK_TRAIN_PATTERN_MASK_CPT; temp |= FDI_LINK_TRAIN_PATTERN_1_CPT; } else { @@ -4554,7 +4552,7 @@ static void ironlake_pch_enable(struct drm_crtc *crtc) /* We need to program the right clock selection before writing the pixel * mutliplier into the DPLL. */ - if (HAS_PCH_CPT(dev)) { + if (HAS_PCH_CPT(dev_priv)) { u32 sel; temp = I915_READ(PCH_DPLL_SEL); @@ -4584,7 +4582,8 @@ static void ironlake_pch_enable(struct drm_crtc *crtc) intel_fdi_normal_train(crtc); /* For PCH DP, enable TRANS_DP_CTL */ - if (HAS_PCH_CPT(dev) && intel_crtc_has_dp_encoder(intel_crtc->config)) { + if (HAS_PCH_CPT(dev_priv) && + intel_crtc_has_dp_encoder(intel_crtc->config)) { const struct drm_display_mode *adjusted_mode = &intel_crtc->config->base.adjusted_mode; u32 bpc = (I915_READ(PIPECONF(pipe)) & PIPECONF_BPC_MASK) >> 5; @@ -5378,7 +5377,7 @@ static void ironlake_crtc_enable(struct intel_crtc_state *pipe_config, intel_encoders_enable(crtc, pipe_config, old_state); - if (HAS_PCH_CPT(dev)) + if (HAS_PCH_CPT(dev_priv)) cpt_verify_modeset(dev, intel_crtc->pipe); /* Must wait for vblank to avoid spurious PCH FIFO underruns */ @@ -5560,7 +5559,7 @@ static void ironlake_crtc_disable(struct intel_crtc_state *old_crtc_state, if (intel_crtc->config->has_pch_encoder) { ironlake_disable_pch_transcoder(dev_priv, pipe); - if (HAS_PCH_CPT(dev)) { + if (HAS_PCH_CPT(dev_priv)) { i915_reg_t reg; u32 temp; @@ -8946,7 +8945,7 @@ static void ironlake_init_pch_refclk(struct drm_device *dev) } } - if (HAS_PCH_IBX(dev)) { + if (HAS_PCH_IBX(dev_priv)) { has_ck505 = dev_priv->vbt.display_clock_mode; can_ssc = has_ck505; } else { @@ -9342,9 +9341,11 @@ static void lpt_init_pch_refclk(struct drm_device *dev) */ void intel_init_pch_refclk(struct drm_device *dev) { - if (HAS_PCH_IBX(dev) || HAS_PCH_CPT(dev)) + struct drm_i915_private *dev_priv = to_i915(dev); + + if (HAS_PCH_IBX(dev_priv) || HAS_PCH_CPT(dev_priv)) ironlake_init_pch_refclk(dev); - else if (HAS_PCH_LPT(dev)) + else if (HAS_PCH_LPT(dev_priv)) lpt_init_pch_refclk(dev); } @@ -9473,7 +9474,7 @@ static void ironlake_compute_dpll(struct intel_crtc *intel_crtc, if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_LVDS)) { if ((intel_panel_use_ssc(dev_priv) && dev_priv->vbt.lvds_ssc_freq == 100000) || - (HAS_PCH_IBX(dev) && intel_is_dual_link_lvds(dev))) + (HAS_PCH_IBX(dev_priv) && intel_is_dual_link_lvds(dev))) factor = 25; } else if (crtc_state->sdvo_tv_clock) factor = 20; @@ -11311,7 +11312,7 @@ static int i9xx_pll_refclk(struct drm_device *dev, if ((dpll & PLL_REF_INPUT_MASK) == PLLB_REF_INPUT_SPREADSPECTRUMIN) return dev_priv->vbt.lvds_ssc_freq; - else if (HAS_PCH_SPLIT(dev)) + else if (HAS_PCH_SPLIT(dev_priv)) return 120000; else if (!IS_GEN2(dev)) return 96000; @@ -14896,6 +14897,7 @@ const struct drm_plane_funcs intel_plane_funcs = { static struct drm_plane *intel_primary_plane_create(struct drm_device *dev, int pipe) { + struct drm_i915_private *dev_priv = to_i915(dev); struct intel_plane *primary = NULL; struct intel_plane_state *state = NULL; const uint32_t *intel_primary_formats; @@ -14930,7 +14932,7 @@ static struct drm_plane *intel_primary_plane_create(struct drm_device *dev, primary->update_plane = skylake_update_primary_plane; primary->disable_plane = skylake_disable_primary_plane; - } else if (HAS_PCH_SPLIT(dev)) { + } else if (HAS_PCH_SPLIT(dev_priv)) { intel_primary_formats = i965_primary_formats; num_formats = ARRAY_SIZE(i965_primary_formats); @@ -15438,7 +15440,7 @@ static void intel_setup_outputs(struct drm_device *dev) dev_priv->vbt.ddi_port_info[PORT_E].supports_hdmi)) intel_ddi_init(dev, PORT_E); - } else if (HAS_PCH_SPLIT(dev)) { + } else if (HAS_PCH_SPLIT(dev_priv)) { int found; dpd_is_edp = intel_dp_is_edp(dev, PORT_D); @@ -16357,7 +16359,7 @@ void intel_modeset_init(struct drm_device *dev) * BIOS isn't using it, don't assume it will work even if the VBT * indicates as much. */ - if (HAS_PCH_IBX(dev) || HAS_PCH_CPT(dev)) { + if (HAS_PCH_IBX(dev_priv) || HAS_PCH_CPT(dev_priv)) { bool bios_lvds_use_ssc = !!(I915_READ(PCH_DREF_CONTROL) & DREF_SSC1_ENABLE); @@ -16906,7 +16908,7 @@ intel_modeset_setup_hw_state(struct drm_device *dev) vlv_wm_get_hw_state(dev); else if (IS_GEN9(dev)) skl_wm_get_hw_state(dev); - else if (HAS_PCH_SPLIT(dev)) + else if (HAS_PCH_SPLIT(dev_priv)) ilk_wm_get_hw_state(dev); for_each_intel_crtc(dev, crtc) { diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index a5c562850d47..ec456ebaa91a 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1336,13 +1336,14 @@ intel_dp_set_clock(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config) { struct drm_device *dev = encoder->base.dev; + struct drm_i915_private *dev_priv = to_i915(dev); const struct dp_link_dpll *divisor = NULL; int i, count = 0; if (IS_G4X(dev)) { divisor = gen4_dpll; count = ARRAY_SIZE(gen4_dpll); - } else if (HAS_PCH_SPLIT(dev)) { + } else if (HAS_PCH_SPLIT(dev_priv)) { divisor = pch_dpll; count = ARRAY_SIZE(pch_dpll); } else if (IS_CHERRYVIEW(dev)) { @@ -1776,7 +1777,7 @@ static void intel_dp_prepare(struct intel_encoder *encoder, intel_dp->DP |= DP_ENHANCED_FRAMING; intel_dp->DP |= crtc->pipe << 29; - } else if (HAS_PCH_CPT(dev) && port != PORT_A) { + } else if (HAS_PCH_CPT(dev_priv) && port != PORT_A) { u32 trans_dp; intel_dp->DP |= DP_LINK_TRAIN_OFF_CPT; @@ -1788,7 +1789,7 @@ static void intel_dp_prepare(struct intel_encoder *encoder, trans_dp &= ~TRANS_DP_ENH_FRAMING; I915_WRITE(TRANS_DP_CTL(crtc->pipe), trans_dp); } else { - if (!HAS_PCH_SPLIT(dev) && !IS_VALLEYVIEW(dev) && + if (!HAS_PCH_SPLIT(dev_priv) && !IS_VALLEYVIEW(dev) && !IS_CHERRYVIEW(dev) && pipe_config->limited_color_range) intel_dp->DP |= DP_COLOR_RANGE_16_235; @@ -2442,7 +2443,7 @@ static bool intel_dp_get_hw_state(struct intel_encoder *encoder, if (IS_GEN7(dev) && port == PORT_A) { *pipe = PORT_TO_PIPE_CPT(tmp); - } else if (HAS_PCH_CPT(dev) && port != PORT_A) { + } else if (HAS_PCH_CPT(dev_priv) && port != PORT_A) { enum pipe p; for_each_pipe(dev_priv, p) { @@ -2485,7 +2486,7 @@ static void intel_dp_get_config(struct intel_encoder *encoder, pipe_config->has_audio = tmp & DP_AUDIO_OUTPUT_ENABLE && port != PORT_A; - if (HAS_PCH_CPT(dev) && port != PORT_A) { + if (HAS_PCH_CPT(dev_priv) && port != PORT_A) { u32 trans_dp = I915_READ(TRANS_DP_CTL(crtc->pipe)); if (trans_dp & TRANS_DP_HSYNC_ACTIVE_HIGH) @@ -2511,8 +2512,8 @@ static void intel_dp_get_config(struct intel_encoder *encoder, pipe_config->base.adjusted_mode.flags |= flags; - if (!HAS_PCH_SPLIT(dev) && !IS_VALLEYVIEW(dev) && - !IS_CHERRYVIEW(dev) && tmp & DP_COLOR_RANGE_16_235) + if (!HAS_PCH_SPLIT(dev_priv) && !IS_VALLEYVIEW(dev_priv) && + !IS_CHERRYVIEW(dev_priv) && tmp & DP_COLOR_RANGE_16_235) pipe_config->limited_color_range = true; pipe_config->lane_count = @@ -2659,7 +2660,7 @@ _intel_dp_set_link_train(struct intel_dp *intel_dp, I915_WRITE(DP_TP_CTL(port), temp); } else if ((IS_GEN7(dev) && port == PORT_A) || - (HAS_PCH_CPT(dev) && port != PORT_A)) { + (HAS_PCH_CPT(dev_priv) && port != PORT_A)) { *DP &= ~DP_LINK_TRAIN_MASK_CPT; switch (dp_train_pat & DP_TRAINING_PATTERN_MASK) { @@ -2989,7 +2990,7 @@ intel_dp_voltage_max(struct intel_dp *intel_dp) return DP_TRAIN_VOLTAGE_SWING_LEVEL_3; else if (IS_GEN7(dev) && port == PORT_A) return DP_TRAIN_VOLTAGE_SWING_LEVEL_2; - else if (HAS_PCH_CPT(dev) && port != PORT_A) + else if (HAS_PCH_CPT(dev_priv) && port != PORT_A) return DP_TRAIN_VOLTAGE_SWING_LEVEL_3; else return DP_TRAIN_VOLTAGE_SWING_LEVEL_2; @@ -3442,7 +3443,7 @@ intel_dp_link_down(struct intel_dp *intel_dp) DRM_DEBUG_KMS("\n"); if ((IS_GEN7(dev) && port == PORT_A) || - (HAS_PCH_CPT(dev) && port != PORT_A)) { + (HAS_PCH_CPT(dev_priv) && port != PORT_A)) { DP &= ~DP_LINK_TRAIN_MASK_CPT; DP |= DP_LINK_TRAIN_PAT_IDLE_CPT; } else { @@ -3464,7 +3465,7 @@ intel_dp_link_down(struct intel_dp *intel_dp) * to transcoder A after disabling it to allow the * matching HDMI port to be enabled on transcoder A. */ - if (HAS_PCH_IBX(dev) && crtc->pipe == PIPE_B && port != PORT_A) { + if (HAS_PCH_IBX(dev_priv) && crtc->pipe == PIPE_B && port != PORT_A) { /* * We get CPU/PCH FIFO underruns on the other pipe when * doing the workaround. Sweep them under the rug. @@ -5085,7 +5086,7 @@ intel_dp_init_panel_power_sequencer_registers(struct drm_device *dev, * power sequencer any more. */ if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) { port_sel = PANEL_PORT_SELECT_VLV(port); - } else if (HAS_PCH_IBX(dev) || HAS_PCH_CPT(dev)) { + } else if (HAS_PCH_IBX(dev_priv) || HAS_PCH_CPT(dev_priv)) { if (port == PORT_A) port_sel = PANEL_PORT_SELECT_DPA; else @@ -5649,7 +5650,7 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port, intel_dp->get_aux_clock_divider = skl_get_aux_clock_divider; else if (IS_HASWELL(dev) || IS_BROADWELL(dev)) intel_dp->get_aux_clock_divider = hsw_get_aux_clock_divider; - else if (HAS_PCH_SPLIT(dev)) + else if (HAS_PCH_SPLIT(dev_priv)) intel_dp->get_aux_clock_divider = ilk_get_aux_clock_divider; else intel_dp->get_aux_clock_divider = g4x_get_aux_clock_divider; diff --git a/drivers/gpu/drm/i915/intel_dpll_mgr.c b/drivers/gpu/drm/i915/intel_dpll_mgr.c index d0c59c1793ef..c37ce1263142 100644 --- a/drivers/gpu/drm/i915/intel_dpll_mgr.c +++ b/drivers/gpu/drm/i915/intel_dpll_mgr.c @@ -1857,7 +1857,7 @@ void intel_shared_dpll_init(struct drm_device *dev) dpll_mgr = &bxt_pll_mgr; else if (HAS_DDI(dev_priv)) dpll_mgr = &hsw_pll_mgr; - else if (HAS_PCH_IBX(dev) || HAS_PCH_CPT(dev)) + else if (HAS_PCH_IBX(dev_priv) || HAS_PCH_CPT(dev_priv)) dpll_mgr = &pch_pll_mgr; if (!dpll_mgr) { diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index 09b2146f157f..397e10f4b6f0 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -864,7 +864,7 @@ static void intel_hdmi_prepare(struct intel_encoder *encoder) intel_dp_dual_mode_set_tmds_output(intel_hdmi, true); hdmi_val = SDVO_ENCODING_HDMI; - if (!HAS_PCH_SPLIT(dev) && crtc->config->limited_color_range) + if (!HAS_PCH_SPLIT(dev_priv) && crtc->config->limited_color_range) hdmi_val |= HDMI_COLOR_RANGE_16_235; if (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC) hdmi_val |= SDVO_VSYNC_ACTIVE_HIGH; @@ -879,7 +879,7 @@ static void intel_hdmi_prepare(struct intel_encoder *encoder) if (crtc->config->has_hdmi_sink) hdmi_val |= HDMI_MODE_SELECT_HDMI; - if (HAS_PCH_CPT(dev)) + if (HAS_PCH_CPT(dev_priv)) hdmi_val |= SDVO_PIPE_SEL_CPT(crtc->pipe); else if (IS_CHERRYVIEW(dev)) hdmi_val |= SDVO_PIPE_SEL_CHV(crtc->pipe); @@ -911,7 +911,7 @@ static bool intel_hdmi_get_hw_state(struct intel_encoder *encoder, if (!(tmp & SDVO_ENABLE)) goto out; - if (HAS_PCH_CPT(dev)) + if (HAS_PCH_CPT(dev_priv)) *pipe = PORT_TO_PIPE_CPT(tmp); else if (IS_CHERRYVIEW(dev)) *pipe = SDVO_PORT_TO_PIPE_CHV(tmp); @@ -956,7 +956,7 @@ static void intel_hdmi_get_config(struct intel_encoder *encoder, if (tmp & SDVO_AUDIO_ENABLE) pipe_config->has_audio = true; - if (!HAS_PCH_SPLIT(dev) && + if (!HAS_PCH_SPLIT(dev_priv) && tmp & HDMI_COLOR_RANGE_16_235) pipe_config->limited_color_range = true; @@ -1141,7 +1141,7 @@ static void intel_disable_hdmi(struct intel_encoder *encoder, * to transcoder A after disabling it to allow the * matching DP port to be enabled on transcoder A. */ - if (HAS_PCH_IBX(dev) && crtc->pipe == PIPE_B) { + if (HAS_PCH_IBX(dev_priv) && crtc->pipe == PIPE_B) { /* * We get CPU/PCH FIFO underruns on the other pipe when * doing the workaround. Sweep them under the rug. @@ -1896,7 +1896,7 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port, intel_hdmi->write_infoframe = hsw_write_infoframe; intel_hdmi->set_infoframes = hsw_set_infoframes; intel_hdmi->infoframe_enabled = hsw_infoframe_enabled; - } else if (HAS_PCH_IBX(dev)) { + } else if (HAS_PCH_IBX(dev_priv)) { intel_hdmi->write_infoframe = ibx_write_infoframe; intel_hdmi->set_infoframes = ibx_set_infoframes; intel_hdmi->infoframe_enabled = ibx_infoframe_enabled; @@ -1929,6 +1929,7 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port, void intel_hdmi_init(struct drm_device *dev, i915_reg_t hdmi_reg, enum port port) { + struct drm_i915_private *dev_priv = to_i915(dev); struct intel_digital_port *intel_dig_port; struct intel_encoder *intel_encoder; struct intel_connector *intel_connector; @@ -1949,7 +1950,7 @@ void intel_hdmi_init(struct drm_device *dev, DRM_MODE_ENCODER_TMDS, "HDMI %c", port_name(port)); intel_encoder->compute_config = intel_hdmi_compute_config; - if (HAS_PCH_SPLIT(dev)) { + if (HAS_PCH_SPLIT(dev_priv)) { intel_encoder->disable = pch_disable_hdmi; intel_encoder->post_disable = pch_post_disable_hdmi; } else { @@ -1970,9 +1971,9 @@ void intel_hdmi_init(struct drm_device *dev, intel_encoder->post_disable = vlv_hdmi_post_disable; } else { intel_encoder->pre_enable = intel_hdmi_pre_enable; - if (HAS_PCH_CPT(dev)) + if (HAS_PCH_CPT(dev_priv)) intel_encoder->enable = cpt_enable_hdmi; - else if (HAS_PCH_IBX(dev)) + else if (HAS_PCH_IBX(dev_priv)) intel_encoder->enable = ibx_enable_hdmi; else intel_encoder->enable = g4x_enable_hdmi; diff --git a/drivers/gpu/drm/i915/intel_i2c.c b/drivers/gpu/drm/i915/intel_i2c.c index 79aab9ad6faa..1410330ec9bb 100644 --- a/drivers/gpu/drm/i915/intel_i2c.c +++ b/drivers/gpu/drm/i915/intel_i2c.c @@ -633,7 +633,7 @@ int intel_setup_gmbus(struct drm_device *dev) unsigned int pin; int ret; - if (HAS_PCH_NOP(dev)) + if (HAS_PCH_NOP(dev_priv)) return 0; if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index 2e943bd1c3cf..baaf2ed897ef 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -106,7 +106,7 @@ static bool intel_lvds_get_hw_state(struct intel_encoder *encoder, if (!(tmp & LVDS_PORT_EN)) goto out; - if (HAS_PCH_CPT(dev)) + if (HAS_PCH_CPT(dev_priv)) *pipe = PORT_TO_PIPE_CPT(tmp); else *pipe = PORT_TO_PIPE(tmp); @@ -396,7 +396,7 @@ static bool intel_lvds_compute_config(struct intel_encoder *intel_encoder, struct intel_crtc_state *pipe_config, struct drm_connector_state *conn_state) { - struct drm_device *dev = intel_encoder->base.dev; + struct drm_i915_private *dev_priv = to_i915(intel_encoder->base.dev); struct intel_lvds_encoder *lvds_encoder = to_lvds_encoder(&intel_encoder->base); struct intel_connector *intel_connector = @@ -406,7 +406,7 @@ static bool intel_lvds_compute_config(struct intel_encoder *intel_encoder, unsigned int lvds_bpp; /* Should never happen!! */ - if (INTEL_INFO(dev)->gen < 4 && intel_crtc->pipe == 0) { + if (INTEL_GEN(dev_priv) < 4 && intel_crtc->pipe == 0) { DRM_ERROR("Can't support LVDS on pipe A\n"); return false; } @@ -431,7 +431,7 @@ static bool intel_lvds_compute_config(struct intel_encoder *intel_encoder, intel_fixed_panel_mode(intel_connector->panel.fixed_mode, adjusted_mode); - if (HAS_PCH_SPLIT(dev)) { + if (HAS_PCH_SPLIT(dev_priv)) { pipe_config->has_pch_encoder = true; intel_pch_panel_fitting(intel_crtc, pipe_config, @@ -566,7 +566,7 @@ static int intel_lid_notify(struct notifier_block *nb, unsigned long val, * and as part of the cleanup in the hw state restore we also redisable * the vga plane. */ - if (!HAS_PCH_SPLIT(dev)) + if (!HAS_PCH_SPLIT(dev_priv)) intel_display_resume(dev); dev_priv->modeset_restore = MODESET_DONE; @@ -951,9 +951,11 @@ static bool compute_is_dual_link_lvds(struct intel_lvds_encoder *lvds_encoder) static bool intel_lvds_supported(struct drm_device *dev) { + struct drm_i915_private *dev_priv = to_i915(dev); + /* With the introduction of the PCH we gained a dedicated * LVDS presence pin, use it. */ - if (HAS_PCH_IBX(dev) || HAS_PCH_CPT(dev)) + if (HAS_PCH_IBX(dev_priv) || HAS_PCH_CPT(dev_priv)) return true; /* Otherwise LVDS was only attached to mobile products, @@ -997,14 +999,14 @@ void intel_lvds_init(struct drm_device *dev) if (dmi_check_system(intel_no_lvds)) return; - if (HAS_PCH_SPLIT(dev)) + if (HAS_PCH_SPLIT(dev_priv)) lvds_reg = PCH_LVDS; else lvds_reg = LVDS; lvds = I915_READ(lvds_reg); - if (HAS_PCH_SPLIT(dev)) { + if (HAS_PCH_SPLIT(dev_priv)) { if ((lvds & LVDS_DETECTED) == 0) return; if (dev_priv->vbt.edp.support) { @@ -1068,7 +1070,7 @@ void intel_lvds_init(struct drm_device *dev) intel_encoder->type = INTEL_OUTPUT_LVDS; intel_encoder->port = PORT_NONE; intel_encoder->cloneable = 0; - if (HAS_PCH_SPLIT(dev)) + if (HAS_PCH_SPLIT(dev_priv)) intel_encoder->crtc_mask = (1 << 0) | (1 << 1) | (1 << 2); else if (IS_GEN4(dev)) intel_encoder->crtc_mask = (1 << 0) | (1 << 1); @@ -1158,7 +1160,7 @@ void intel_lvds_init(struct drm_device *dev) */ /* Ironlake: FIXME if still fail, not try pipe mode now */ - if (HAS_PCH_SPLIT(dev)) + if (HAS_PCH_SPLIT(dev_priv)) goto failed; pipe = (lvds & LVDS_PIPEB_SELECT) ? 1 : 0; diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 81c8b529d565..73be4792bbd4 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -7426,7 +7426,7 @@ static void ivybridge_init_clock_gating(struct drm_device *dev) snpcr |= GEN6_MBC_SNPCR_MED; I915_WRITE(GEN6_MBCUNIT_SNPCR, snpcr); - if (!HAS_PCH_NOP(dev)) + if (!HAS_PCH_NOP(dev_priv)) cpt_init_clock_gating(dev); gen6_check_mch_setup(dev); @@ -7669,7 +7669,7 @@ void intel_init_clock_gating(struct drm_device *dev) void intel_suspend_hw(struct drm_device *dev) { - if (HAS_PCH_LPT(dev)) + if (HAS_PCH_LPT(to_i915(dev))) lpt_suspend_hw(dev); } @@ -7745,7 +7745,7 @@ void intel_init_pm(struct drm_device *dev) skl_setup_wm_latency(dev); dev_priv->display.update_wm = skl_update_wm; dev_priv->display.compute_global_watermarks = skl_compute_wm; - } else if (HAS_PCH_SPLIT(dev)) { + } else if (HAS_PCH_SPLIT(dev_priv)) { ilk_setup_wm_latency(dev); if ((IS_GEN5(dev) && dev_priv->wm.pri_latency[1] && diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index 9f352aac9526..f5ee2ae0fa12 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -251,7 +251,7 @@ static void intel_sdvo_write_sdvox(struct intel_sdvo *intel_sdvo, u32 val) * HW workaround, need to write this twice for issue * that may result in first write getting masked. */ - if (HAS_PCH_IBX(dev)) { + if (HAS_PCH_IBX(dev_priv)) { I915_WRITE(intel_sdvo->sdvo_reg, val); POSTING_READ(intel_sdvo->sdvo_reg); } @@ -1133,7 +1133,7 @@ static bool intel_sdvo_compute_config(struct intel_encoder *encoder, DRM_DEBUG_KMS("forcing bpc to 8 for SDVO\n"); pipe_config->pipe_bpp = 8*3; - if (HAS_PCH_SPLIT(encoder->base.dev)) + if (HAS_PCH_SPLIT(to_i915(encoder->base.dev))) pipe_config->has_pch_encoder = true; /* We need to construct preferred input timings based on our @@ -1273,7 +1273,7 @@ static void intel_sdvo_pre_enable(struct intel_encoder *intel_encoder, /* The real mode polarity is set by the SDVO commands, using * struct intel_sdvo_dtd. */ sdvox = SDVO_VSYNC_ACTIVE_HIGH | SDVO_HSYNC_ACTIVE_HIGH; - if (!HAS_PCH_SPLIT(dev) && crtc_state->limited_color_range) + if (!HAS_PCH_SPLIT(dev_priv) && crtc_state->limited_color_range) sdvox |= HDMI_COLOR_RANGE_16_235; if (INTEL_INFO(dev)->gen < 5) sdvox |= SDVO_BORDER_ENABLE; @@ -1286,7 +1286,7 @@ static void intel_sdvo_pre_enable(struct intel_encoder *intel_encoder, sdvox |= (9 << 19) | SDVO_BORDER_ENABLE; } - if (INTEL_PCH_TYPE(dev) >= PCH_CPT) + if (INTEL_PCH_TYPE(dev_priv) >= PCH_CPT) sdvox |= SDVO_PIPE_SEL_CPT(crtc->pipe); else sdvox |= SDVO_PIPE_SEL(crtc->pipe); @@ -1339,7 +1339,7 @@ static bool intel_sdvo_get_hw_state(struct intel_encoder *encoder, if (!(tmp & SDVO_ENABLE) && (active_outputs == 0)) return false; - if (HAS_PCH_CPT(dev)) + if (HAS_PCH_CPT(dev_priv)) *pipe = PORT_TO_PIPE_CPT(tmp); else *pipe = PORT_TO_PIPE(tmp); @@ -2997,7 +2997,7 @@ bool intel_sdvo_init(struct drm_device *dev, } intel_encoder->compute_config = intel_sdvo_compute_config; - if (HAS_PCH_SPLIT(dev)) { + if (HAS_PCH_SPLIT(dev_priv)) { intel_encoder->disable = pch_disable_sdvo; intel_encoder->post_disable = pch_post_disable_sdvo; } else { -- cgit v1.2.3 From 49cff963dd14ecc4520ad094afa258cbeee4bb23 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Thu, 13 Oct 2016 11:02:54 +0100 Subject: drm/i915: Make HAS_GMCH_DISPLAY only take dev_priv More .rodata string saving by avoid __I915__ magic inside WARNs. v2: Add parantheses around dev_priv. (Ville Syrjala) Signed-off-by: Tvrtko Ursulin Reviewed-by: David Weinehall Acked-by: Daniel Vetter Acked-by: Jani Nikula Acked-by: Chris Wilson Acked-by: Maarten Lankhorst --- drivers/gpu/drm/i915/i915_drv.h | 2 +- drivers/gpu/drm/i915/intel_color.c | 6 +++--- drivers/gpu/drm/i915/intel_display.c | 8 ++++---- drivers/gpu/drm/i915/intel_dp.c | 2 +- drivers/gpu/drm/i915/intel_dsi.c | 2 +- drivers/gpu/drm/i915/intel_fifo_underrun.c | 2 +- drivers/gpu/drm/i915/intel_hdmi.c | 5 +++-- 7 files changed, 14 insertions(+), 13 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index d9c2086bc351..04f4a4f7dbd0 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2859,7 +2859,7 @@ struct drm_i915_cmd_table { #define HAS_PCH_NOP(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_NOP) #define HAS_PCH_SPLIT(dev_priv) (INTEL_PCH_TYPE(dev_priv) != PCH_NONE) -#define HAS_GMCH_DISPLAY(dev) (INTEL_INFO(dev)->has_gmch_display) +#define HAS_GMCH_DISPLAY(dev_priv) ((dev_priv)->info.has_gmch_display) /* DPF == dynamic parity feature */ #define HAS_L3_DPF(dev) (INTEL_INFO(dev)->has_l3_dpf) diff --git a/drivers/gpu/drm/i915/intel_color.c b/drivers/gpu/drm/i915/intel_color.c index 95a72771eea6..5362c07932d3 100644 --- a/drivers/gpu/drm/i915/intel_color.c +++ b/drivers/gpu/drm/i915/intel_color.c @@ -273,7 +273,7 @@ static void i9xx_load_luts_internal(struct drm_crtc *crtc, enum pipe pipe = intel_crtc->pipe; int i; - if (HAS_GMCH_DISPLAY(dev)) { + if (HAS_GMCH_DISPLAY(dev_priv)) { if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_DSI)) assert_dsi_pll_enabled(dev_priv); else @@ -288,7 +288,7 @@ static void i9xx_load_luts_internal(struct drm_crtc *crtc, (drm_color_lut_extract(lut[i].green, 8) << 8) | drm_color_lut_extract(lut[i].blue, 8); - if (HAS_GMCH_DISPLAY(dev)) + if (HAS_GMCH_DISPLAY(dev_priv)) I915_WRITE(PALETTE(pipe, i), word); else I915_WRITE(LGC_PALETTE(pipe, i), word); @@ -297,7 +297,7 @@ static void i9xx_load_luts_internal(struct drm_crtc *crtc, for (i = 0; i < 256; i++) { uint32_t word = (i << 16) | (i << 8) | i; - if (HAS_GMCH_DISPLAY(dev)) + if (HAS_GMCH_DISPLAY(dev_priv)) I915_WRITE(PALETTE(pipe, i), word); else I915_WRITE(LGC_PALETTE(pipe, i), word); diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 61abc8f2728e..8ac5dd0796e3 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -5034,7 +5034,7 @@ intel_pre_disable_primary_noatomic(struct drm_crtc *crtc) * event which is after the vblank start event, so we need to have a * wait-for-vblank between disabling the plane and the pipe. */ - if (HAS_GMCH_DISPLAY(dev)) { + if (HAS_GMCH_DISPLAY(dev_priv)) { intel_set_memory_cxsr(dev_priv, false); dev_priv->wm.vlv.cxsr = false; intel_wait_for_vblank(dev, pipe); @@ -5099,7 +5099,7 @@ static void intel_pre_plane_update(struct intel_crtc_state *old_crtc_state) intel_pre_disable_primary(&crtc->base); } - if (pipe_config->disable_cxsr && HAS_GMCH_DISPLAY(dev)) { + if (pipe_config->disable_cxsr && HAS_GMCH_DISPLAY(dev_priv)) { crtc->wm.cxsr_allowed = false; /* @@ -10893,7 +10893,7 @@ static void intel_crtc_update_cursor(struct drm_crtc *crtc, pos |= y << CURSOR_Y_SHIFT; /* ILK+ do this automagically */ - if (HAS_GMCH_DISPLAY(dev) && + if (HAS_GMCH_DISPLAY(dev_priv) && plane_state->base.rotation == DRM_ROTATE_180) { base += (plane_state->base.crtc_h * plane_state->base.crtc_w - 1) * 4; @@ -16591,7 +16591,7 @@ static void intel_sanitize_crtc(struct intel_crtc *crtc) if (crtc->active && !intel_crtc_has_encoders(crtc)) intel_crtc_disable_noatomic(&crtc->base); - if (crtc->active || HAS_GMCH_DISPLAY(dev)) { + if (crtc->active || HAS_GMCH_DISPLAY(dev_priv)) { /* * We start out with underrun reporting disabled to avoid races. * For correct bookkeeping mark this on active crtcs. diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index ec456ebaa91a..d2fd3702e415 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1583,7 +1583,7 @@ intel_dp_compute_config(struct intel_encoder *encoder, return ret; } - if (HAS_GMCH_DISPLAY(dev)) + if (HAS_GMCH_DISPLAY(dev_priv)) intel_gmch_panel_fitting(intel_crtc, pipe_config, intel_connector->panel.fitting_mode); else diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c index 727adaace96c..5b1e445a80d0 100644 --- a/drivers/gpu/drm/i915/intel_dsi.c +++ b/drivers/gpu/drm/i915/intel_dsi.c @@ -1346,7 +1346,7 @@ static int intel_dsi_set_property(struct drm_connector *connector, DRM_DEBUG_KMS("no scaling not supported\n"); return -EINVAL; } - if (HAS_GMCH_DISPLAY(dev) && + if (HAS_GMCH_DISPLAY(to_i915(dev)) && val == DRM_MODE_SCALE_CENTER) { DRM_DEBUG_KMS("centering not supported\n"); return -EINVAL; diff --git a/drivers/gpu/drm/i915/intel_fifo_underrun.c b/drivers/gpu/drm/i915/intel_fifo_underrun.c index ebb4fed8322e..076893cc3890 100644 --- a/drivers/gpu/drm/i915/intel_fifo_underrun.c +++ b/drivers/gpu/drm/i915/intel_fifo_underrun.c @@ -254,7 +254,7 @@ static bool __intel_set_cpu_fifo_underrun_reporting(struct drm_device *dev, old = !intel_crtc->cpu_fifo_underrun_disabled; intel_crtc->cpu_fifo_underrun_disabled = !enable; - if (HAS_GMCH_DISPLAY(dev)) + if (HAS_GMCH_DISPLAY(dev_priv)) i9xx_set_fifo_underrun_reporting(dev, pipe, enable, old); else if (IS_GEN5(dev) || IS_GEN6(dev)) ironlake_set_fifo_underrun_reporting(dev, pipe, enable); diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index 397e10f4b6f0..ad3ff4fe63cf 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -1265,6 +1265,7 @@ intel_hdmi_mode_valid(struct drm_connector *connector, { struct intel_hdmi *hdmi = intel_attached_hdmi(connector); struct drm_device *dev = intel_hdmi_to_dev(hdmi); + struct drm_i915_private *dev_priv = to_i915(dev); enum drm_mode_status status; int clock; int max_dotclk = to_i915(connector->dev)->max_dotclk_freq; @@ -1287,7 +1288,7 @@ intel_hdmi_mode_valid(struct drm_connector *connector, status = hdmi_port_clock_valid(hdmi, clock, true); /* if we can't do 8bpc we may still be able to do 12bpc */ - if (!HAS_GMCH_DISPLAY(dev) && status != MODE_OK) + if (!HAS_GMCH_DISPLAY(dev_priv) && status != MODE_OK) status = hdmi_port_clock_valid(hdmi, clock * 3 / 2, true); return status; @@ -1297,7 +1298,7 @@ static bool hdmi_12bpc_possible(struct intel_crtc_state *crtc_state) { struct drm_device *dev = crtc_state->base.crtc->dev; - if (HAS_GMCH_DISPLAY(dev)) + if (HAS_GMCH_DISPLAY(to_i915(dev))) return false; /* -- cgit v1.2.3 From 6772ffe0235937414e6ab2de0f44adb1cb794408 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Thu, 13 Oct 2016 11:02:55 +0100 Subject: drm/i915: Make HAS_RUNTIME_PM only take dev_priv Saves 960 bytes of .rodata strings. v2: Add parantheses around dev_priv. (Ville Syrjala) Signed-off-by: Tvrtko Ursulin Reviewed-by: David Weinehall Acked-by: Daniel Vetter Acked-by: Jani Nikula Acked-by: Chris Wilson Acked-by: Maarten Lankhorst --- drivers/gpu/drm/i915/i915_drv.c | 4 ++-- drivers/gpu/drm/i915/i915_drv.h | 2 +- drivers/gpu/drm/i915/intel_runtime_pm.c | 3 +-- 3 files changed, 4 insertions(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 8c3d4761dfa0..8183743ef422 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -2285,7 +2285,7 @@ static int intel_runtime_suspend(struct device *kdev) if (WARN_ON_ONCE(!(dev_priv->rps.enabled && intel_enable_rc6()))) return -ENODEV; - if (WARN_ON_ONCE(!HAS_RUNTIME_PM(dev))) + if (WARN_ON_ONCE(!HAS_RUNTIME_PM(dev_priv))) return -ENODEV; DRM_DEBUG_KMS("Suspending device\n"); @@ -2389,7 +2389,7 @@ static int intel_runtime_resume(struct device *kdev) struct drm_i915_private *dev_priv = to_i915(dev); int ret = 0; - if (WARN_ON_ONCE(!HAS_RUNTIME_PM(dev))) + if (WARN_ON_ONCE(!HAS_RUNTIME_PM(dev_priv))) return -ENODEV; DRM_DEBUG_KMS("Resuming device\n"); diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 04f4a4f7dbd0..2cad4d74109c 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2814,12 +2814,12 @@ struct drm_i915_cmd_table { #define HAS_DDI(dev_priv) ((dev_priv)->info.has_ddi) #define HAS_FPGA_DBG_UNCLAIMED(dev) (INTEL_INFO(dev)->has_fpga_dbg) #define HAS_PSR(dev) (INTEL_INFO(dev)->has_psr) -#define HAS_RUNTIME_PM(dev) (INTEL_INFO(dev)->has_runtime_pm) #define HAS_RC6(dev) (INTEL_INFO(dev)->has_rc6) #define HAS_RC6p(dev) (INTEL_INFO(dev)->has_rc6p) #define HAS_CSR(dev) (INTEL_INFO(dev)->has_csr) +#define HAS_RUNTIME_PM(dev_priv) ((dev_priv)->info.has_runtime_pm) /* * For now, anything with a GuC requires uCode loading, and then supports * command submission once loaded. But these are logically independent diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index 6c11168facd6..ed1faf14f777 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -2758,7 +2758,6 @@ void intel_runtime_pm_put(struct drm_i915_private *dev_priv) void intel_runtime_pm_enable(struct drm_i915_private *dev_priv) { struct pci_dev *pdev = dev_priv->drm.pdev; - struct drm_device *dev = &dev_priv->drm; struct device *kdev = &pdev->dev; pm_runtime_set_autosuspend_delay(kdev, 10000); /* 10s */ @@ -2770,7 +2769,7 @@ void intel_runtime_pm_enable(struct drm_i915_private *dev_priv) * so the driver's own RPM reference tracking asserts also work on * platforms without RPM support. */ - if (!HAS_RUNTIME_PM(dev)) { + if (!HAS_RUNTIME_PM(dev_priv)) { pm_runtime_dont_use_autosuspend(kdev); pm_runtime_get_sync(kdev); } else { -- cgit v1.2.3 From 70006ad6d8059dd9aa473a2bb739b6151c0ae117 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Thu, 13 Oct 2016 11:02:56 +0100 Subject: drm/i915: Do not use INTEL_INFO(dev_priv)->ring_mask inside WARNs Saves 1520 bytes of .rodata strings. Signed-off-by: Tvrtko Ursulin Reviewed-by: Joonas Lahtinen Acked-by: Daniel Vetter Acked-by: Jani Nikula Acked-by: Chris Wilson Acked-by: Maarten Lankhorst --- drivers/gpu/drm/i915/intel_engine_cs.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c index fba6edd9f819..2dc94812bea5 100644 --- a/drivers/gpu/drm/i915/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/intel_engine_cs.c @@ -116,6 +116,7 @@ int intel_engines_init(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); struct intel_device_info *device_info = mkwrite_device_info(dev_priv); + unsigned int ring_mask = INTEL_INFO(dev_priv)->ring_mask; unsigned int mask = 0; int (*init)(struct intel_engine_cs *engine); struct intel_engine_cs *engine; @@ -123,8 +124,8 @@ int intel_engines_init(struct drm_device *dev) unsigned int i; int ret; - WARN_ON(INTEL_INFO(dev_priv)->ring_mask == 0); - WARN_ON(INTEL_INFO(dev_priv)->ring_mask & + WARN_ON(ring_mask == 0); + WARN_ON(ring_mask & GENMASK(sizeof(mask) * BITS_PER_BYTE - 1, I915_NUM_ENGINES)); for (i = 0; i < ARRAY_SIZE(intel_engines); i++) { @@ -155,7 +156,7 @@ int intel_engines_init(struct drm_device *dev) * are added to the driver by a warning and disabling the forgotten * engines. */ - if (WARN_ON(mask != INTEL_INFO(dev_priv)->ring_mask)) + if (WARN_ON(mask != ring_mask)) device_info->ring_mask = mask; device_info->num_rings = hweight32(mask); -- cgit v1.2.3 From c1812bdbe006c79e9c21fd50d642ac9f8cbe0504 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Thu, 13 Oct 2016 11:02:57 +0100 Subject: drm/i915: Make IS_GEN-range macro only take dev_priv Saves 944 bytes of .rodata strings. v2: Add parantheses around dev_priv. (Ville Syrjala) Signed-off-by: Tvrtko Ursulin Reviewed-by: David Weinehall Acked-by: Daniel Vetter Acked-by: Jani Nikula Acked-by: Chris Wilson Acked-by: Maarten Lankhorst --- drivers/gpu/drm/i915/i915_drv.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 2cad4d74109c..100740e50e70 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2612,7 +2612,7 @@ struct drm_i915_cmd_table { * * Use GEN_FOREVER for unbound start and or end. */ -#define IS_GEN(p, s, e) ({ \ +#define IS_GEN(dev_priv, s, e) ({ \ unsigned int __s = (s), __e = (e); \ BUILD_BUG_ON(!__builtin_constant_p(s)); \ BUILD_BUG_ON(!__builtin_constant_p(e)); \ @@ -2622,7 +2622,7 @@ struct drm_i915_cmd_table { __e = BITS_PER_LONG - 1; \ else \ __e = (e) - 1; \ - !!(INTEL_INFO(p)->gen_mask & GENMASK((__e), (__s))); \ + !!((dev_priv)->info.gen_mask & GENMASK((__e), (__s))); \ }) /* -- cgit v1.2.3 From 50a0bc90541689b9b834bf93d9ba815e05423a18 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Thu, 13 Oct 2016 11:02:58 +0100 Subject: drm/i915: Make INTEL_DEVID only take dev_priv Saves 4472 bytes of .rodata strings. v2: Add parantheses around dev_priv. (Ville Syrjala) Signed-off-by: Tvrtko Ursulin Reviewed-by: David Weinehall Acked-by: Daniel Vetter Acked-by: Jani Nikula Acked-by: Chris Wilson Acked-by: Maarten Lankhorst --- drivers/gpu/drm/i915/i915_drv.c | 14 +++-- drivers/gpu/drm/i915/i915_drv.h | 111 +++++++++++++++++---------------- drivers/gpu/drm/i915/i915_gem.c | 36 +++++------ drivers/gpu/drm/i915/i915_gem_stolen.c | 6 +- drivers/gpu/drm/i915/i915_gem_tiling.c | 3 +- drivers/gpu/drm/i915/i915_irq.c | 2 +- drivers/gpu/drm/i915/intel_crt.c | 4 +- drivers/gpu/drm/i915/intel_display.c | 58 +++++++++-------- drivers/gpu/drm/i915/intel_dp.c | 2 +- drivers/gpu/drm/i915/intel_hdmi.c | 2 +- drivers/gpu/drm/i915/intel_i2c.c | 5 +- drivers/gpu/drm/i915/intel_lvds.c | 9 ++- drivers/gpu/drm/i915/intel_pm.c | 26 ++++---- drivers/gpu/drm/i915/intel_sdvo.c | 11 ++-- drivers/gpu/drm/i915/intel_tv.c | 4 +- 15 files changed, 151 insertions(+), 142 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 8183743ef422..bb14e9521c5e 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -188,12 +188,14 @@ static void intel_detect_pch(struct drm_device *dev) dev_priv->pch_type = PCH_LPT; DRM_DEBUG_KMS("Found LynxPoint PCH\n"); WARN_ON(!IS_HASWELL(dev) && !IS_BROADWELL(dev)); - WARN_ON(IS_HSW_ULT(dev) || IS_BDW_ULT(dev)); + WARN_ON(IS_HSW_ULT(dev_priv) || + IS_BDW_ULT(dev_priv)); } else if (id == INTEL_PCH_LPT_LP_DEVICE_ID_TYPE) { dev_priv->pch_type = PCH_LPT; DRM_DEBUG_KMS("Found LynxPoint LP PCH\n"); WARN_ON(!IS_HASWELL(dev) && !IS_BROADWELL(dev)); - WARN_ON(!IS_HSW_ULT(dev) && !IS_BDW_ULT(dev)); + WARN_ON(!IS_HSW_ULT(dev_priv) && + !IS_BDW_ULT(dev_priv)); } else if (id == INTEL_PCH_SPT_DEVICE_ID_TYPE) { dev_priv->pch_type = PCH_SPT; DRM_DEBUG_KMS("Found SunrisePoint PCH\n"); @@ -422,7 +424,7 @@ intel_setup_mchbar(struct drm_device *dev) dev_priv->mchbar_need_disable = false; - if (IS_I915G(dev) || IS_I915GM(dev)) { + if (IS_I915G(dev_priv) || IS_I915GM(dev_priv)) { pci_read_config_dword(dev_priv->bridge_dev, DEVEN, &temp); enabled = !!(temp & DEVEN_MCHBAR_EN); } else { @@ -440,7 +442,7 @@ intel_setup_mchbar(struct drm_device *dev) dev_priv->mchbar_need_disable = true; /* Space is allocated or reserved, so enable it. */ - if (IS_I915G(dev) || IS_I915GM(dev)) { + if (IS_I915G(dev_priv) || IS_I915GM(dev_priv)) { pci_write_config_dword(dev_priv->bridge_dev, DEVEN, temp | DEVEN_MCHBAR_EN); } else { @@ -456,7 +458,7 @@ intel_teardown_mchbar(struct drm_device *dev) int mchbar_reg = INTEL_INFO(dev)->gen >= 4 ? MCHBAR_I965 : MCHBAR_I915; if (dev_priv->mchbar_need_disable) { - if (IS_I915G(dev) || IS_I915GM(dev)) { + if (IS_I915G(dev_priv) || IS_I915GM(dev_priv)) { u32 deven_val; pci_read_config_dword(dev_priv->bridge_dev, DEVEN, @@ -1053,7 +1055,7 @@ static int i915_driver_init_hw(struct drm_i915_private *dev_priv) * be lost or delayed, but we use them anyways to avoid * stuck interrupts on some machines. */ - if (!IS_I945G(dev) && !IS_I945GM(dev)) { + if (!IS_I945G(dev_priv) && !IS_I945GM(dev_priv)) { if (pci_enable_msi(pdev) < 0) DRM_DEBUG_DRIVER("can't enable MSI"); } diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 100740e50e70..c05d5c8b6449 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2601,7 +2601,8 @@ struct drm_i915_cmd_table { }) #define INTEL_INFO(p) (&__I915__(p)->info) #define INTEL_GEN(p) (INTEL_INFO(p)->gen) -#define INTEL_DEVID(p) (INTEL_INFO(p)->device_id) + +#define INTEL_DEVID(dev_priv) ((dev_priv)->info.device_id) #define REVID_FOREVER 0xff #define INTEL_REVID(p) (__I915__(p)->drm.pdev->revision) @@ -2633,27 +2634,27 @@ struct drm_i915_cmd_table { #define IS_REVID(p, since, until) \ (INTEL_REVID(p) >= (since) && INTEL_REVID(p) <= (until)) -#define IS_I830(dev) (INTEL_DEVID(dev) == 0x3577) -#define IS_845G(dev) (INTEL_DEVID(dev) == 0x2562) +#define IS_I830(dev_priv) (INTEL_DEVID(dev_priv) == 0x3577) +#define IS_845G(dev_priv) (INTEL_DEVID(dev_priv) == 0x2562) #define IS_I85X(dev) (INTEL_INFO(dev)->is_i85x) -#define IS_I865G(dev) (INTEL_DEVID(dev) == 0x2572) +#define IS_I865G(dev_priv) (INTEL_DEVID(dev_priv) == 0x2572) #define IS_I915G(dev) (INTEL_INFO(dev)->is_i915g) -#define IS_I915GM(dev) (INTEL_DEVID(dev) == 0x2592) -#define IS_I945G(dev) (INTEL_DEVID(dev) == 0x2772) +#define IS_I915GM(dev_priv) (INTEL_DEVID(dev_priv) == 0x2592) +#define IS_I945G(dev_priv) (INTEL_DEVID(dev_priv) == 0x2772) #define IS_I945GM(dev) (INTEL_INFO(dev)->is_i945gm) #define IS_BROADWATER(dev) (INTEL_INFO(dev)->is_broadwater) #define IS_CRESTLINE(dev) (INTEL_INFO(dev)->is_crestline) -#define IS_GM45(dev) (INTEL_DEVID(dev) == 0x2A42) +#define IS_GM45(dev_priv) (INTEL_DEVID(dev_priv) == 0x2A42) #define IS_G4X(dev) (INTEL_INFO(dev)->is_g4x) -#define IS_PINEVIEW_G(dev) (INTEL_DEVID(dev) == 0xa001) -#define IS_PINEVIEW_M(dev) (INTEL_DEVID(dev) == 0xa011) +#define IS_PINEVIEW_G(dev_priv) (INTEL_DEVID(dev_priv) == 0xa001) +#define IS_PINEVIEW_M(dev_priv) (INTEL_DEVID(dev_priv) == 0xa011) #define IS_PINEVIEW(dev) (INTEL_INFO(dev)->is_pineview) #define IS_G33(dev) (INTEL_INFO(dev)->is_g33) -#define IS_IRONLAKE_M(dev) (INTEL_DEVID(dev) == 0x0046) +#define IS_IRONLAKE_M(dev_priv) (INTEL_DEVID(dev_priv) == 0x0046) #define IS_IVYBRIDGE(dev) (INTEL_INFO(dev)->is_ivybridge) -#define IS_IVB_GT1(dev) (INTEL_DEVID(dev) == 0x0156 || \ - INTEL_DEVID(dev) == 0x0152 || \ - INTEL_DEVID(dev) == 0x015a) +#define IS_IVB_GT1(dev_priv) (INTEL_DEVID(dev_priv) == 0x0156 || \ + INTEL_DEVID(dev_priv) == 0x0152 || \ + INTEL_DEVID(dev_priv) == 0x015a) #define IS_VALLEYVIEW(dev) (INTEL_INFO(dev)->is_valleyview) #define IS_CHERRYVIEW(dev) (INTEL_INFO(dev)->is_cherryview) #define IS_HASWELL(dev) (INTEL_INFO(dev)->is_haswell) @@ -2662,44 +2663,44 @@ struct drm_i915_cmd_table { #define IS_BROXTON(dev) (INTEL_INFO(dev)->is_broxton) #define IS_KABYLAKE(dev) (INTEL_INFO(dev)->is_kabylake) #define IS_MOBILE(dev) (INTEL_INFO(dev)->is_mobile) -#define IS_HSW_EARLY_SDV(dev) (IS_HASWELL(dev) && \ - (INTEL_DEVID(dev) & 0xFF00) == 0x0C00) -#define IS_BDW_ULT(dev) (IS_BROADWELL(dev) && \ - ((INTEL_DEVID(dev) & 0xf) == 0x6 || \ - (INTEL_DEVID(dev) & 0xf) == 0xb || \ - (INTEL_DEVID(dev) & 0xf) == 0xe)) +#define IS_HSW_EARLY_SDV(dev_priv) (IS_HASWELL(dev_priv) && \ + (INTEL_DEVID(dev_priv) & 0xFF00) == 0x0C00) +#define IS_BDW_ULT(dev_priv) (IS_BROADWELL(dev_priv) && \ + ((INTEL_DEVID(dev_priv) & 0xf) == 0x6 || \ + (INTEL_DEVID(dev_priv) & 0xf) == 0xb || \ + (INTEL_DEVID(dev_priv) & 0xf) == 0xe)) /* ULX machines are also considered ULT. */ -#define IS_BDW_ULX(dev) (IS_BROADWELL(dev) && \ - (INTEL_DEVID(dev) & 0xf) == 0xe) -#define IS_BDW_GT3(dev) (IS_BROADWELL(dev) && \ - (INTEL_DEVID(dev) & 0x00F0) == 0x0020) -#define IS_HSW_ULT(dev) (IS_HASWELL(dev) && \ - (INTEL_DEVID(dev) & 0xFF00) == 0x0A00) -#define IS_HSW_GT3(dev) (IS_HASWELL(dev) && \ - (INTEL_DEVID(dev) & 0x00F0) == 0x0020) +#define IS_BDW_ULX(dev_priv) (IS_BROADWELL(dev_priv) && \ + (INTEL_DEVID(dev_priv) & 0xf) == 0xe) +#define IS_BDW_GT3(dev_priv) (IS_BROADWELL(dev_priv) && \ + (INTEL_DEVID(dev_priv) & 0x00F0) == 0x0020) +#define IS_HSW_ULT(dev_priv) (IS_HASWELL(dev_priv) && \ + (INTEL_DEVID(dev_priv) & 0xFF00) == 0x0A00) +#define IS_HSW_GT3(dev_priv) (IS_HASWELL(dev_priv) && \ + (INTEL_DEVID(dev_priv) & 0x00F0) == 0x0020) /* ULX machines are also considered ULT. */ -#define IS_HSW_ULX(dev) (INTEL_DEVID(dev) == 0x0A0E || \ - INTEL_DEVID(dev) == 0x0A1E) -#define IS_SKL_ULT(dev) (INTEL_DEVID(dev) == 0x1906 || \ - INTEL_DEVID(dev) == 0x1913 || \ - INTEL_DEVID(dev) == 0x1916 || \ - INTEL_DEVID(dev) == 0x1921 || \ - INTEL_DEVID(dev) == 0x1926) -#define IS_SKL_ULX(dev) (INTEL_DEVID(dev) == 0x190E || \ - INTEL_DEVID(dev) == 0x1915 || \ - INTEL_DEVID(dev) == 0x191E) -#define IS_KBL_ULT(dev) (INTEL_DEVID(dev) == 0x5906 || \ - INTEL_DEVID(dev) == 0x5913 || \ - INTEL_DEVID(dev) == 0x5916 || \ - INTEL_DEVID(dev) == 0x5921 || \ - INTEL_DEVID(dev) == 0x5926) -#define IS_KBL_ULX(dev) (INTEL_DEVID(dev) == 0x590E || \ - INTEL_DEVID(dev) == 0x5915 || \ - INTEL_DEVID(dev) == 0x591E) -#define IS_SKL_GT3(dev) (IS_SKYLAKE(dev) && \ - (INTEL_DEVID(dev) & 0x00F0) == 0x0020) -#define IS_SKL_GT4(dev) (IS_SKYLAKE(dev) && \ - (INTEL_DEVID(dev) & 0x00F0) == 0x0030) +#define IS_HSW_ULX(dev_priv) (INTEL_DEVID(dev_priv) == 0x0A0E || \ + INTEL_DEVID(dev_priv) == 0x0A1E) +#define IS_SKL_ULT(dev_priv) (INTEL_DEVID(dev_priv) == 0x1906 || \ + INTEL_DEVID(dev_priv) == 0x1913 || \ + INTEL_DEVID(dev_priv) == 0x1916 || \ + INTEL_DEVID(dev_priv) == 0x1921 || \ + INTEL_DEVID(dev_priv) == 0x1926) +#define IS_SKL_ULX(dev_priv) (INTEL_DEVID(dev_priv) == 0x190E || \ + INTEL_DEVID(dev_priv) == 0x1915 || \ + INTEL_DEVID(dev_priv) == 0x191E) +#define IS_KBL_ULT(dev_priv) (INTEL_DEVID(dev_priv) == 0x5906 || \ + INTEL_DEVID(dev_priv) == 0x5913 || \ + INTEL_DEVID(dev_priv) == 0x5916 || \ + INTEL_DEVID(dev_priv) == 0x5921 || \ + INTEL_DEVID(dev_priv) == 0x5926) +#define IS_KBL_ULX(dev_priv) (INTEL_DEVID(dev_priv) == 0x590E || \ + INTEL_DEVID(dev_priv) == 0x5915 || \ + INTEL_DEVID(dev_priv) == 0x591E) +#define IS_SKL_GT3(dev_priv) (IS_SKYLAKE(dev_priv) && \ + (INTEL_DEVID(dev_priv) & 0x00F0) == 0x0020) +#define IS_SKL_GT4(dev_priv) (IS_SKYLAKE(dev_priv) && \ + (INTEL_DEVID(dev_priv) & 0x00F0) == 0x0030) #define IS_PRELIMINARY_HW(intel_info) ((intel_info)->is_preliminary) @@ -2778,7 +2779,7 @@ struct drm_i915_cmd_table { #define OVERLAY_NEEDS_PHYSICAL(dev) (INTEL_INFO(dev)->overlay_needs_physical) /* Early gen2 have a totally busted CS tlb and require pinned batches. */ -#define HAS_BROKEN_CS_TLB(dev) (IS_I830(dev) || IS_845G(dev)) +#define HAS_BROKEN_CS_TLB(dev_priv) (IS_I830(dev_priv) || IS_845G(dev_priv)) /* WaRsDisableCoarsePowerGating:skl,bxt */ #define NEEDS_WaRsDisableCoarsePowerGating(dev_priv) \ @@ -2798,8 +2799,9 @@ struct drm_i915_cmd_table { /* With the 945 and later, Y tiling got adjusted so that it was 32 128-byte * rows, which changed the alignment requirements and fence programming. */ -#define HAS_128_BYTE_Y_TILING(dev) (!IS_GEN2(dev) && !(IS_I915G(dev) || \ - IS_I915GM(dev))) +#define HAS_128_BYTE_Y_TILING(dev_priv) (!IS_GEN2(dev_priv) && \ + !(IS_I915G(dev_priv) || \ + IS_I915GM(dev_priv))) #define SUPPORTS_TV(dev) (INTEL_INFO(dev)->supports_tv) #define I915_HAS_HOTPLUG(dev) (INTEL_INFO(dev)->has_hotplug) @@ -2807,7 +2809,7 @@ struct drm_i915_cmd_table { #define HAS_PIPE_CXSR(dev) (INTEL_INFO(dev)->has_pipe_cxsr) #define HAS_FBC(dev) (INTEL_INFO(dev)->has_fbc) -#define HAS_IPS(dev) (IS_HSW_ULT(dev) || IS_BROADWELL(dev)) +#define HAS_IPS(dev_priv) (IS_HSW_ULT(dev_priv) || IS_BROADWELL(dev_priv)) #define HAS_DP_MST(dev) (INTEL_INFO(dev)->has_dp_mst) @@ -2863,7 +2865,8 @@ struct drm_i915_cmd_table { /* DPF == dynamic parity feature */ #define HAS_L3_DPF(dev) (INTEL_INFO(dev)->has_l3_dpf) -#define NUM_L3_SLICES(dev) (IS_HSW_GT3(dev) ? 2 : HAS_L3_DPF(dev)) +#define NUM_L3_SLICES(dev_priv) (IS_HSW_GT3(dev_priv) ? \ + 2 : HAS_L3_DPF(dev_priv)) #define GT_FREQUENCY_MULTIPLIER 50 #define GEN9_FREQ_SCALER 3 diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 997628a63dba..ed24907ed471 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -4388,30 +4388,28 @@ void i915_gem_init_swizzling(struct drm_device *dev) BUG(); } -static void init_unused_ring(struct drm_device *dev, u32 base) +static void init_unused_ring(struct drm_i915_private *dev_priv, u32 base) { - struct drm_i915_private *dev_priv = to_i915(dev); - I915_WRITE(RING_CTL(base), 0); I915_WRITE(RING_HEAD(base), 0); I915_WRITE(RING_TAIL(base), 0); I915_WRITE(RING_START(base), 0); } -static void init_unused_rings(struct drm_device *dev) -{ - if (IS_I830(dev)) { - init_unused_ring(dev, PRB1_BASE); - init_unused_ring(dev, SRB0_BASE); - init_unused_ring(dev, SRB1_BASE); - init_unused_ring(dev, SRB2_BASE); - init_unused_ring(dev, SRB3_BASE); - } else if (IS_GEN2(dev)) { - init_unused_ring(dev, SRB0_BASE); - init_unused_ring(dev, SRB1_BASE); - } else if (IS_GEN3(dev)) { - init_unused_ring(dev, PRB1_BASE); - init_unused_ring(dev, PRB2_BASE); +static void init_unused_rings(struct drm_i915_private *dev_priv) +{ + if (IS_I830(dev_priv)) { + init_unused_ring(dev_priv, PRB1_BASE); + init_unused_ring(dev_priv, SRB0_BASE); + init_unused_ring(dev_priv, SRB1_BASE); + init_unused_ring(dev_priv, SRB2_BASE); + init_unused_ring(dev_priv, SRB3_BASE); + } else if (IS_GEN2(dev_priv)) { + init_unused_ring(dev_priv, SRB0_BASE); + init_unused_ring(dev_priv, SRB1_BASE); + } else if (IS_GEN3(dev_priv)) { + init_unused_ring(dev_priv, PRB1_BASE); + init_unused_ring(dev_priv, PRB2_BASE); } } @@ -4430,7 +4428,7 @@ i915_gem_init_hw(struct drm_device *dev) I915_WRITE(HSW_IDICR, I915_READ(HSW_IDICR) | IDIHASHMSK(0xf)); if (IS_HASWELL(dev)) - I915_WRITE(MI_PREDICATE_RESULT_2, IS_HSW_GT3(dev) ? + I915_WRITE(MI_PREDICATE_RESULT_2, IS_HSW_GT3(dev_priv) ? LOWER_SLICE_ENABLED : LOWER_SLICE_DISABLED); if (HAS_PCH_NOP(dev_priv)) { @@ -4453,7 +4451,7 @@ i915_gem_init_hw(struct drm_device *dev) * will prevent c3 entry. Makes sure all unused rings * are totally idle. */ - init_unused_rings(dev); + init_unused_rings(dev_priv); BUG_ON(!dev_priv->kernel_context); diff --git a/drivers/gpu/drm/i915/i915_gem_stolen.c b/drivers/gpu/drm/i915/i915_gem_stolen.c index 59989e8ee5dc..cbea6fb83ce5 100644 --- a/drivers/gpu/drm/i915/i915_gem_stolen.c +++ b/drivers/gpu/drm/i915/i915_gem_stolen.c @@ -115,7 +115,7 @@ static unsigned long i915_stolen_to_physical(struct drm_device *dev) pci_read_config_dword(pdev, INTEL_BSM, &bsm); base = bsm & INTEL_BSM_MASK; - } else if (IS_I865G(dev)) { + } else if (IS_I865G(dev_priv)) { u32 tseg_size = 0; u16 toud = 0; u8 tmp; @@ -154,7 +154,7 @@ static unsigned long i915_stolen_to_physical(struct drm_device *dev) tom = tmp * MB(32); base = tom - tseg_size - ggtt->stolen_size; - } else if (IS_845G(dev)) { + } else if (IS_845G(dev_priv)) { u32 tseg_size = 0; u32 tom; u8 tmp; @@ -178,7 +178,7 @@ static unsigned long i915_stolen_to_physical(struct drm_device *dev) tom = tmp * MB(32); base = tom - tseg_size - ggtt->stolen_size; - } else if (IS_I830(dev)) { + } else if (IS_I830(dev_priv)) { u32 tseg_size = 0; u32 tom; u8 tmp; diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c index a14b1e3d4c78..89d1d234a1b4 100644 --- a/drivers/gpu/drm/i915/i915_gem_tiling.c +++ b/drivers/gpu/drm/i915/i915_gem_tiling.c @@ -62,6 +62,7 @@ static bool i915_tiling_ok(struct drm_device *dev, int stride, int size, int tiling_mode) { + struct drm_i915_private *dev_priv = to_i915(dev); int tile_width; /* Linear is always fine */ @@ -72,7 +73,7 @@ i915_tiling_ok(struct drm_device *dev, int stride, int size, int tiling_mode) return false; if (IS_GEN2(dev) || - (tiling_mode == I915_TILING_Y && HAS_128_BYTE_Y_TILING(dev))) + (tiling_mode == I915_TILING_Y && HAS_128_BYTE_Y_TILING(dev_priv))) tile_width = 128; else tile_width = 512; diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 5aed25669af0..c2a960eb0290 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -3653,7 +3653,7 @@ static int ironlake_irq_postinstall(struct drm_device *dev) ibx_irq_postinstall(dev); - if (IS_IRONLAKE_M(dev)) { + if (IS_IRONLAKE_M(dev_priv)) { /* Enable PCU event interrupts * * spinlocking not required here for correctness since interrupt diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index f8919ef3a7af..d4388c03b4da 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -431,7 +431,7 @@ static bool intel_crt_detect_hotplug(struct drm_connector *connector) * to get a reliable result. */ - if (IS_G4X(dev) && !IS_GM45(dev)) + if (IS_G4X(dev_priv) && !IS_GM45(dev_priv)) tries = 2; else tries = 1; @@ -894,7 +894,7 @@ void intel_crt_init(struct drm_device *dev) crt->base.type = INTEL_OUTPUT_ANALOG; crt->base.cloneable = (1 << INTEL_OUTPUT_DVO) | (1 << INTEL_OUTPUT_HDMI); - if (IS_I830(dev)) + if (IS_I830(dev_priv)) crt->base.crtc_mask = (1 << 0); else crt->base.crtc_mask = (1 << 0) | (1 << 1) | (1 << 2); diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 8ac5dd0796e3..b60a37f7dca1 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1230,10 +1230,9 @@ void assert_panel_unlocked(struct drm_i915_private *dev_priv, enum pipe pipe) static void assert_cursor(struct drm_i915_private *dev_priv, enum pipe pipe, bool state) { - struct drm_device *dev = &dev_priv->drm; bool cur_state; - if (IS_845G(dev) || IS_I865G(dev)) + if (IS_845G(dev_priv) || IS_I865G(dev_priv)) cur_state = I915_READ(CURCNTR(PIPE_A)) & CURSOR_ENABLE; else cur_state = I915_READ(CURCNTR(pipe)) & CURSOR_MODE; @@ -1617,11 +1616,11 @@ static void i9xx_enable_pll(struct intel_crtc *crtc) assert_pipe_disabled(dev_priv, crtc->pipe); /* PLL is protected by panel, make sure we can write it */ - if (IS_MOBILE(dev) && !IS_I830(dev)) + if (IS_MOBILE(dev_priv) && !IS_I830(dev_priv)) assert_panel_unlocked(dev_priv, crtc->pipe); /* Enable DVO 2x clock on both PLLs if necessary */ - if (IS_I830(dev) && intel_num_dvo_pipes(dev) > 0) { + if (IS_I830(dev_priv) && intel_num_dvo_pipes(dev) > 0) { /* * It appears to be important that we don't enable this * for the current pipe before otherwise configuring the @@ -1686,7 +1685,7 @@ static void i9xx_disable_pll(struct intel_crtc *crtc) enum pipe pipe = crtc->pipe; /* Disable DVO 2x clock on both PLLs if necessary */ - if (IS_I830(dev) && + if (IS_I830(dev_priv) && intel_crtc_has_type(crtc->config, INTEL_OUTPUT_DVO) && !intel_num_dvo_pipes(dev)) { I915_WRITE(DPLL(PIPE_B), @@ -5390,7 +5389,7 @@ static void ironlake_crtc_enable(struct intel_crtc_state *pipe_config, /* IPS only exists on ULT machines and is tied to pipe A. */ static bool hsw_crtc_supports_ips(struct intel_crtc *crtc) { - return HAS_IPS(crtc->base.dev) && crtc->pipe == PIPE_A; + return HAS_IPS(to_i915(crtc->base.dev)) && crtc->pipe == PIPE_A; } static void haswell_crtc_enable(struct intel_crtc_state *pipe_config, @@ -5862,9 +5861,9 @@ static void intel_update_max_cdclk(struct drm_device *dev) */ if (I915_READ(FUSE_STRAP) & HSW_CDCLK_LIMIT) dev_priv->max_cdclk_freq = 450000; - else if (IS_BDW_ULX(dev)) + else if (IS_BDW_ULX(dev_priv)) dev_priv->max_cdclk_freq = 450000; - else if (IS_BDW_ULT(dev)) + else if (IS_BDW_ULT(dev_priv)) dev_priv->max_cdclk_freq = 540000; else dev_priv->max_cdclk_freq = 675000; @@ -7223,7 +7222,7 @@ static int intel_crtc_compute_config(struct intel_crtc *crtc, adjusted_mode->crtc_hsync_start == adjusted_mode->crtc_hdisplay) return -EINVAL; - if (HAS_IPS(dev)) + if (HAS_IPS(dev_priv)) hsw_compute_ips_config(crtc, pipe_config); if (pipe_config->has_pch_encoder) @@ -7361,7 +7360,7 @@ static int haswell_get_display_clock_speed(struct drm_device *dev) return 450000; else if (freq == LCPLL_CLK_FREQ_450) return 450000; - else if (IS_HSW_ULT(dev)) + else if (IS_HSW_ULT(dev_priv)) return 337500; else return 540000; @@ -7531,7 +7530,7 @@ static unsigned int intel_hpll_vco(struct drm_device *dev) uint8_t tmp = 0; /* FIXME other chipsets? */ - if (IS_GM45(dev)) + if (IS_GM45(dev_priv)) vco_table = ctg_vco; else if (IS_G4X(dev)) vco_table = elk_vco; @@ -8150,7 +8149,7 @@ static void i9xx_compute_dpll(struct intel_crtc *crtc, else dpll |= DPLLB_MODE_DAC_SERIAL; - if (IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev)) { + if (IS_I945G(dev_priv) || IS_I945GM(dev_priv) || IS_G33(dev_priv)) { dpll |= (crtc_state->pixel_multiplier - 1) << SDVO_MULTIPLIER_SHIFT_HIRES; } @@ -8229,7 +8228,8 @@ static void i8xx_compute_dpll(struct intel_crtc *crtc, dpll |= PLL_P2_DIVIDE_BY_4; } - if (!IS_I830(dev) && intel_crtc_has_type(crtc_state, INTEL_OUTPUT_DVO)) + if (!IS_I830(dev_priv) && + intel_crtc_has_type(crtc_state, INTEL_OUTPUT_DVO)) dpll |= DPLL_DVO_2X_MODE; if (intel_crtc_has_type(crtc_state, INTEL_OUTPUT_LVDS) && @@ -8652,7 +8652,8 @@ static void i9xx_get_pfit_config(struct intel_crtc *crtc, struct drm_i915_private *dev_priv = to_i915(dev); uint32_t tmp; - if (INTEL_INFO(dev)->gen <= 3 && (IS_I830(dev) || !IS_MOBILE(dev))) + if (INTEL_GEN(dev_priv) <= 3 && + (IS_I830(dev_priv) || !IS_MOBILE(dev_priv))) return; tmp = I915_READ(PFIT_CONTROL); @@ -8862,7 +8863,8 @@ static bool i9xx_get_pipe_config(struct intel_crtc *crtc, ((tmp & DPLL_MD_UDI_MULTIPLIER_MASK) >> DPLL_MD_UDI_MULTIPLIER_SHIFT) + 1; pipe_config->dpll_hw_state.dpll_md = tmp; - } else if (IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev)) { + } else if (IS_I945G(dev_priv) || IS_I945GM(dev_priv) || + IS_G33(dev_priv)) { tmp = I915_READ(DPLL(crtc->pipe)); pipe_config->pixel_multiplier = ((tmp & SDVO_MULTIPLIER_MASK) @@ -8880,7 +8882,7 @@ static bool i9xx_get_pipe_config(struct intel_crtc *crtc, * on 830. Filter it out here so that we don't * report errors due to that. */ - if (IS_I830(dev)) + if (IS_I830(dev_priv)) pipe_config->dpll_hw_state.dpll &= ~DPLL_DVO_2X_MODE; pipe_config->dpll_hw_state.fp0 = I915_READ(FP0(crtc->pipe)); @@ -10902,13 +10904,13 @@ static void intel_crtc_update_cursor(struct drm_crtc *crtc, I915_WRITE(CURPOS(pipe), pos); - if (IS_845G(dev) || IS_I865G(dev)) + if (IS_845G(dev_priv) || IS_I865G(dev_priv)) i845_update_cursor(crtc, base, plane_state); else i9xx_update_cursor(crtc, base, plane_state); } -static bool cursor_size_ok(struct drm_device *dev, +static bool cursor_size_ok(struct drm_i915_private *dev_priv, uint32_t width, uint32_t height) { if (width == 0 || height == 0) @@ -10920,11 +10922,11 @@ static bool cursor_size_ok(struct drm_device *dev, * the precision of the register. Everything else requires * square cursors, limited to a few power-of-two sizes. */ - if (IS_845G(dev) || IS_I865G(dev)) { + if (IS_845G(dev_priv) || IS_I865G(dev_priv)) { if ((width & 63) != 0) return false; - if (width > (IS_845G(dev) ? 64 : 512)) + if (width > (IS_845G(dev_priv) ? 64 : 512)) return false; if (height > 1023) @@ -10933,7 +10935,7 @@ static bool cursor_size_ok(struct drm_device *dev, switch (width | height) { case 256: case 128: - if (IS_GEN2(dev)) + if (IS_GEN2(dev_priv)) return false; case 64: break; @@ -11375,7 +11377,7 @@ static void i9xx_crtc_clock_get(struct intel_crtc *crtc, else port_clock = i9xx_calc_dpll_params(refclk, &clock); } else { - u32 lvds = IS_I830(dev) ? 0 : I915_READ(LVDS); + u32 lvds = IS_I830(dev_priv) ? 0 : I915_READ(LVDS); bool is_lvds = (pipe == 1) && (lvds & LVDS_PORT_EN); if (is_lvds) { @@ -14656,6 +14658,7 @@ intel_prepare_plane_fb(struct drm_plane *plane, struct drm_plane_state *new_state) { struct drm_device *dev = plane->dev; + struct drm_i915_private *dev_priv = to_i915(dev); struct drm_framebuffer *fb = new_state->fb; struct drm_i915_gem_object *obj = intel_fb_obj(fb); struct drm_i915_gem_object *old_obj = intel_fb_obj(plane->state->fb); @@ -14707,7 +14710,7 @@ intel_prepare_plane_fb(struct drm_plane *plane, if (plane->type == DRM_PLANE_TYPE_CURSOR && INTEL_INFO(dev)->cursor_needs_physical) { - int align = IS_I830(dev) ? 16 * 1024 : 256; + int align = IS_I830(dev_priv) ? 16 * 1024 : 256; ret = i915_gem_object_attach_phys(obj, align); if (ret) DRM_DEBUG_KMS("failed to attach phys object\n"); @@ -15029,7 +15032,8 @@ intel_check_cursor_plane(struct drm_plane *plane, return 0; /* Check for which cursor types we support */ - if (!cursor_size_ok(plane->dev, state->base.crtc_w, state->base.crtc_h)) { + if (!cursor_size_ok(to_i915(plane->dev), state->base.crtc_w, + state->base.crtc_h)) { DRM_DEBUG("Cursor dimension %dx%d not supported\n", state->base.crtc_w, state->base.crtc_h); return -EINVAL; @@ -15323,7 +15327,7 @@ static bool intel_crt_present(struct drm_device *dev) if (INTEL_INFO(dev)->gen >= 9) return false; - if (IS_HSW_ULT(dev) || IS_BDW_ULT(dev)) + if (IS_HSW_ULT(dev_priv) || IS_BDW_ULT(dev_priv)) return false; if (IS_CHERRYVIEW(dev)) @@ -16382,8 +16386,8 @@ void intel_modeset_init(struct drm_device *dev) dev->mode_config.max_height = 8192; } - if (IS_845G(dev) || IS_I865G(dev)) { - dev->mode_config.cursor_width = IS_845G(dev) ? 64 : 512; + if (IS_845G(dev_priv) || IS_I865G(dev_priv)) { + dev->mode_config.cursor_width = IS_845G(dev_priv) ? 64 : 512; dev->mode_config.cursor_height = 1023; } else if (IS_GEN2(dev)) { dev->mode_config.cursor_width = GEN2_CURSOR_WIDTH; diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index d2fd3702e415..0a9f2b90f3af 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -5748,7 +5748,7 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port, * 0xd. Failure to do so will result in spurious interrupts being * generated on the port when a cable is not attached. */ - if (IS_G4X(dev) && !IS_GM45(dev)) { + if (IS_G4X(dev_priv) && !IS_GM45(dev_priv)) { u32 temp = I915_READ(PEG_BAND_GAP_DATA); I915_WRITE(PEG_BAND_GAP_DATA, (temp & ~0xf) | 0xd); } diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index ad3ff4fe63cf..6607c4e3c36c 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -1921,7 +1921,7 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port, * 0xd. Failure to do so will result in spurious interrupts being * generated on the port when a cable is not attached. */ - if (IS_G4X(dev) && !IS_GM45(dev)) { + if (IS_G4X(dev_priv) && !IS_GM45(dev_priv)) { u32 temp = I915_READ(PEG_BAND_GAP_DATA); I915_WRITE(PEG_BAND_GAP_DATA, (temp & ~0xf) | 0xd); } diff --git a/drivers/gpu/drm/i915/intel_i2c.c b/drivers/gpu/drm/i915/intel_i2c.c index 1410330ec9bb..afb2652919d0 100644 --- a/drivers/gpu/drm/i915/intel_i2c.c +++ b/drivers/gpu/drm/i915/intel_i2c.c @@ -138,11 +138,10 @@ static void intel_i2c_quirk_set(struct drm_i915_private *dev_priv, bool enable) static u32 get_reserved(struct intel_gmbus *bus) { struct drm_i915_private *dev_priv = bus->dev_priv; - struct drm_device *dev = &dev_priv->drm; u32 reserved = 0; /* On most chips, these bits must be preserved in software. */ - if (!IS_I830(dev) && !IS_845G(dev)) + if (!IS_I830(dev_priv) && !IS_845G(dev_priv)) reserved = I915_READ_NOTRACE(bus->gpio_reg) & (GPIO_DATA_PULLUP_DISABLE | GPIO_CLOCK_PULLUP_DISABLE); @@ -674,7 +673,7 @@ int intel_setup_gmbus(struct drm_device *dev) bus->reg0 = pin | GMBUS_RATE_100KHZ; /* gmbus seems to be broken on i830 */ - if (IS_I830(dev)) + if (IS_I830(dev_priv)) bus->force_bit = 1; intel_gpio_setup(bus, pin); diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index baaf2ed897ef..1c47f99917e6 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -949,10 +949,8 @@ static bool compute_is_dual_link_lvds(struct intel_lvds_encoder *lvds_encoder) return (val & LVDS_CLKB_POWER_MASK) == LVDS_CLKB_POWER_UP; } -static bool intel_lvds_supported(struct drm_device *dev) +static bool intel_lvds_supported(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); - /* With the introduction of the PCH we gained a dedicated * LVDS presence pin, use it. */ if (HAS_PCH_IBX(dev_priv) || HAS_PCH_CPT(dev_priv)) @@ -960,7 +958,8 @@ static bool intel_lvds_supported(struct drm_device *dev) /* Otherwise LVDS was only attached to mobile products, * except for the inglorious 830gm */ - if (INTEL_INFO(dev)->gen <= 4 && IS_MOBILE(dev) && !IS_I830(dev)) + if (INTEL_GEN(dev_priv) <= 4 && + IS_MOBILE(dev_priv) && !IS_I830(dev_priv)) return true; return false; @@ -992,7 +991,7 @@ void intel_lvds_init(struct drm_device *dev) int pipe; u8 pin; - if (!intel_lvds_supported(dev)) + if (!intel_lvds_supported(dev_priv)) return; /* Skip init on machines we know falsely report LVDS */ diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 73be4792bbd4..15af477d0974 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -334,12 +334,12 @@ void intel_set_memory_cxsr(struct drm_i915_private *dev_priv, bool enable) val |= enable ? PINEVIEW_SELF_REFRESH_EN : 0; I915_WRITE(DSPFW3, val); POSTING_READ(DSPFW3); - } else if (IS_I945G(dev) || IS_I945GM(dev)) { + } else if (IS_I945G(dev_priv) || IS_I945GM(dev_priv)) { val = enable ? _MASKED_BIT_ENABLE(FW_BLC_SELF_EN) : _MASKED_BIT_DISABLE(FW_BLC_SELF_EN); I915_WRITE(FW_BLC_SELF, val); POSTING_READ(FW_BLC_SELF); - } else if (IS_I915GM(dev)) { + } else if (IS_I915GM(dev_priv)) { /* * FIXME can't find a bit like this for 915G, and * and yet it does have the related watermark in @@ -648,8 +648,10 @@ static void pineview_update_wm(struct drm_crtc *unused_crtc) u32 reg; unsigned long wm; - latency = intel_get_cxsr_latency(IS_PINEVIEW_G(dev), dev_priv->is_ddr3, - dev_priv->fsb_freq, dev_priv->mem_freq); + latency = intel_get_cxsr_latency(IS_PINEVIEW_G(dev_priv), + dev_priv->is_ddr3, + dev_priv->fsb_freq, + dev_priv->mem_freq); if (!latency) { DRM_DEBUG_KMS("Unknown FSB/MEM found, disable CxSR\n"); intel_set_memory_cxsr(dev_priv, false); @@ -1579,7 +1581,7 @@ static void i9xx_update_wm(struct drm_crtc *unused_crtc) DRM_DEBUG_KMS("FIFO watermarks - A: %d, B: %d\n", planea_wm, planeb_wm); - if (IS_I915GM(dev) && enabled) { + if (IS_I915GM(dev_priv) && enabled) { struct drm_i915_gem_object *obj; obj = intel_fb_obj(enabled->primary->state->fb); @@ -1609,7 +1611,7 @@ static void i9xx_update_wm(struct drm_crtc *unused_crtc) unsigned long line_time_us; int entries; - if (IS_I915GM(dev) || IS_I945GM(dev)) + if (IS_I915GM(dev_priv) || IS_I945GM(dev_priv)) cpp = 4; line_time_us = max(htotal * 1000 / clock, 1); @@ -1623,7 +1625,7 @@ static void i9xx_update_wm(struct drm_crtc *unused_crtc) if (srwm < 0) srwm = 1; - if (IS_I945G(dev) || IS_I945GM(dev)) + if (IS_I945G(dev_priv) || IS_I945GM(dev_priv)) I915_WRITE(FW_BLC_SELF, FW_BLC_SELF_FIFO_MASK | (srwm & 0xff)); else @@ -6943,7 +6945,7 @@ static void ironlake_init_clock_gating(struct drm_device *dev) * The bit 22 of 0x42004 * The bit 7,8,9 of 0x42020. */ - if (IS_IRONLAKE_M(dev)) { + if (IS_IRONLAKE_M(dev_priv)) { /* WaFbcAsynchFlipDisableFbcQueue:ilk */ I915_WRITE(ILK_DISPLAY_CHICKEN1, I915_READ(ILK_DISPLAY_CHICKEN1) | @@ -7353,7 +7355,7 @@ static void ivybridge_init_clock_gating(struct drm_device *dev) CHICKEN3_DGMG_DONE_FIX_DISABLE); /* WaDisablePSDDualDispatchEnable:ivb */ - if (IS_IVB_GT1(dev)) + if (IS_IVB_GT1(dev_priv)) I915_WRITE(GEN7_HALF_SLICE_CHICKEN1, _MASKED_BIT_ENABLE(GEN7_PSD_SINGLE_PORT_DISPATCH_ENABLE)); @@ -7369,7 +7371,7 @@ static void ivybridge_init_clock_gating(struct drm_device *dev) GEN7_WA_FOR_GEN7_L3_CONTROL); I915_WRITE(GEN7_L3_CHICKEN_MODE_REGISTER, GEN7_WA_L3_CHICKEN_MODE); - if (IS_IVB_GT1(dev)) + if (IS_IVB_GT1(dev_priv)) I915_WRITE(GEN7_ROW_CHICKEN2, _MASKED_BIT_ENABLE(DOP_CLOCK_GATING_DISABLE)); else { @@ -7563,7 +7565,7 @@ static void g4x_init_clock_gating(struct drm_device *dev) dspclk_gate = VRHUNIT_CLOCK_GATE_DISABLE | OVRUNIT_CLOCK_GATE_DISABLE | OVCUNIT_CLOCK_GATE_DISABLE; - if (IS_GM45(dev)) + if (IS_GM45(dev_priv)) dspclk_gate |= DSSUNIT_CLOCK_GATE_DISABLE; I915_WRITE(DSPCLK_GATE_D, dspclk_gate); @@ -7770,7 +7772,7 @@ void intel_init_pm(struct drm_device *dev) vlv_setup_wm_latency(dev); dev_priv->display.update_wm = vlv_update_wm; } else if (IS_PINEVIEW(dev)) { - if (!intel_get_cxsr_latency(IS_PINEVIEW_G(dev), + if (!intel_get_cxsr_latency(IS_PINEVIEW_G(dev_priv), dev_priv->is_ddr3, dev_priv->fsb_freq, dev_priv->mem_freq)) { diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index f5ee2ae0fa12..49fb95d03d74 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -1296,7 +1296,8 @@ static void intel_sdvo_pre_enable(struct intel_encoder *intel_encoder, if (INTEL_INFO(dev)->gen >= 4) { /* done in crtc_mode_set as the dpll_md reg must be written early */ - } else if (IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev)) { + } else if (IS_I945G(dev_priv) || IS_I945GM(dev_priv) || + IS_G33(dev_priv)) { /* done in crtc_mode_set as it lives inside the dpll register */ } else { sdvox |= (crtc_state->pixel_multiplier - 1) @@ -1389,7 +1390,7 @@ static void intel_sdvo_get_config(struct intel_encoder *encoder, * encoder->get_config we so already have a valid pixel multplier on all * other platfroms. */ - if (IS_I915G(dev) || IS_I915GM(dev)) { + if (IS_I915G(dev_priv) || IS_I915GM(dev_priv)) { pipe_config->pixel_multiplier = ((sdvox & SDVO_PORT_MULTIPLY_MASK) >> SDVO_PORT_MULTIPLY_SHIFT) + 1; @@ -1595,15 +1596,15 @@ static bool intel_sdvo_get_capabilities(struct intel_sdvo *intel_sdvo, struct in static uint16_t intel_sdvo_get_hotplug_support(struct intel_sdvo *intel_sdvo) { - struct drm_device *dev = intel_sdvo->base.base.dev; + struct drm_i915_private *dev_priv = to_i915(intel_sdvo->base.base.dev); uint16_t hotplug; - if (!I915_HAS_HOTPLUG(dev)) + if (!I915_HAS_HOTPLUG(dev_priv)) return 0; /* HW Erratum: SDVO Hotplug is broken on all i945G chips, there's noise * on the line. */ - if (IS_I945G(dev) || IS_I945GM(dev)) + if (IS_I945G(dev_priv) || IS_I945GM(dev_priv)) return 0; if (!intel_sdvo_get_value(intel_sdvo, SDVO_CMD_GET_HOT_PLUG_SUPPORT, diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c index a0301a5dc249..7118fb55f57f 100644 --- a/drivers/gpu/drm/i915/intel_tv.c +++ b/drivers/gpu/drm/i915/intel_tv.c @@ -1105,7 +1105,7 @@ static void intel_tv_pre_enable(struct intel_encoder *encoder, tv_mode->dda3_inc << TV_SCDDA3_INC_SHIFT; /* Enable two fixes for the chips that need them. */ - if (IS_I915GM(dev)) + if (IS_I915GM(dev_priv)) tv_ctl |= TV_ENC_C0_FIX | TV_ENC_SDP_FIX; set_tv_mode_timings(dev_priv, tv_mode, burst_ena); @@ -1230,7 +1230,7 @@ intel_tv_detect_type(struct intel_tv *intel_tv, * The TV sense state should be cleared to zero on cantiga platform. Otherwise * the TV is misdetected. This is hardware requirement. */ - if (IS_GM45(dev)) + if (IS_GM45(dev_priv)) tv_dac &= ~(TVDAC_STATE_CHG_EN | TVDAC_A_SENSE_CTL | TVDAC_B_SENSE_CTL | TVDAC_C_SENSE_CTL); -- cgit v1.2.3 From fd6b8f43c9e9a3adc384423a1d3dfeefd38655ea Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Fri, 14 Oct 2016 10:13:06 +0100 Subject: drm/i915: Make IS_IVYBRIDGE only take dev_priv Saves 848 bytes of .rodata strings. v2: Add parantheses around dev_priv. (Ville Syrjala) v3: Rebase. Signed-off-by: Tvrtko Ursulin Reviewed-by: David Weinehall Acked-by: Daniel Vetter Acked-by: Jani Nikula Acked-by: Chris Wilson Acked-by: Maarten Lankhorst --- drivers/gpu/drm/i915/i915_drv.c | 19 +++++++++++-------- drivers/gpu/drm/i915/i915_drv.h | 2 +- drivers/gpu/drm/i915/i915_gem.c | 2 +- drivers/gpu/drm/i915/i915_gem_context.c | 2 +- drivers/gpu/drm/i915/intel_display.c | 12 ++++++------ drivers/gpu/drm/i915/intel_pm.c | 13 +++++++------ drivers/gpu/drm/i915/intel_sprite.c | 2 +- 7 files changed, 28 insertions(+), 24 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index bb14e9521c5e..b1142aaf50ec 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -114,7 +114,7 @@ static bool i915_error_injected(struct drm_i915_private *dev_priv) fmt, ##__VA_ARGS__) -static enum intel_pch intel_virt_detect_pch(struct drm_device *dev) +static enum intel_pch intel_virt_detect_pch(struct drm_i915_private *dev_priv) { enum intel_pch ret = PCH_NOP; @@ -125,16 +125,16 @@ static enum intel_pch intel_virt_detect_pch(struct drm_device *dev) * make an educated guess as to which PCH is really there. */ - if (IS_GEN5(dev)) { + if (IS_GEN5(dev_priv)) { ret = PCH_IBX; DRM_DEBUG_KMS("Assuming Ibex Peak PCH\n"); - } else if (IS_GEN6(dev) || IS_IVYBRIDGE(dev)) { + } else if (IS_GEN6(dev_priv) || IS_IVYBRIDGE(dev_priv)) { ret = PCH_CPT; DRM_DEBUG_KMS("Assuming CouarPoint PCH\n"); - } else if (IS_HASWELL(dev) || IS_BROADWELL(dev)) { + } else if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) { ret = PCH_LPT; DRM_DEBUG_KMS("Assuming LynxPoint PCH\n"); - } else if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) { + } else if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) { ret = PCH_SPT; DRM_DEBUG_KMS("Assuming SunrisePoint PCH\n"); } @@ -178,12 +178,14 @@ static void intel_detect_pch(struct drm_device *dev) } else if (id == INTEL_PCH_CPT_DEVICE_ID_TYPE) { dev_priv->pch_type = PCH_CPT; DRM_DEBUG_KMS("Found CougarPoint PCH\n"); - WARN_ON(!(IS_GEN6(dev) || IS_IVYBRIDGE(dev))); + WARN_ON(!(IS_GEN6(dev_priv) || + IS_IVYBRIDGE(dev_priv))); } else if (id == INTEL_PCH_PPT_DEVICE_ID_TYPE) { /* PantherPoint is CPT compatible */ dev_priv->pch_type = PCH_CPT; DRM_DEBUG_KMS("Found PantherPoint PCH\n"); - WARN_ON(!(IS_GEN6(dev) || IS_IVYBRIDGE(dev))); + WARN_ON(!(IS_GEN6(dev_priv) || + IS_IVYBRIDGE(dev_priv))); } else if (id == INTEL_PCH_LPT_DEVICE_ID_TYPE) { dev_priv->pch_type = PCH_LPT; DRM_DEBUG_KMS("Found LynxPoint PCH\n"); @@ -217,7 +219,8 @@ static void intel_detect_pch(struct drm_device *dev) PCI_SUBVENDOR_ID_REDHAT_QUMRANET && pch->subsystem_device == PCI_SUBDEVICE_ID_QEMU)) { - dev_priv->pch_type = intel_virt_detect_pch(dev); + dev_priv->pch_type = + intel_virt_detect_pch(dev_priv); } else continue; diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index c05d5c8b6449..7aa1b8d6b399 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2651,7 +2651,7 @@ struct drm_i915_cmd_table { #define IS_PINEVIEW(dev) (INTEL_INFO(dev)->is_pineview) #define IS_G33(dev) (INTEL_INFO(dev)->is_g33) #define IS_IRONLAKE_M(dev_priv) (INTEL_DEVID(dev_priv) == 0x0046) -#define IS_IVYBRIDGE(dev) (INTEL_INFO(dev)->is_ivybridge) +#define IS_IVYBRIDGE(dev_priv) ((dev_priv)->info.is_ivybridge) #define IS_IVB_GT1(dev_priv) (INTEL_DEVID(dev_priv) == 0x0156 || \ INTEL_DEVID(dev_priv) == 0x0152 || \ INTEL_DEVID(dev_priv) == 0x015a) diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index ed24907ed471..aed4d28ab71e 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -4432,7 +4432,7 @@ i915_gem_init_hw(struct drm_device *dev) LOWER_SLICE_ENABLED : LOWER_SLICE_DISABLED); if (HAS_PCH_NOP(dev_priv)) { - if (IS_IVYBRIDGE(dev)) { + if (IS_IVYBRIDGE(dev_priv)) { u32 temp = I915_READ(GEN7_MSG_CTL); temp &= ~(WAIT_FOR_PCH_FLR_ACK | WAIT_FOR_PCH_RESET_ACK); I915_WRITE(GEN7_MSG_CTL, temp); diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c index 481ec43f8180..5dca32ac1c67 100644 --- a/drivers/gpu/drm/i915/i915_gem_context.c +++ b/drivers/gpu/drm/i915/i915_gem_context.c @@ -192,7 +192,7 @@ i915_gem_alloc_context_obj(struct drm_device *dev, size_t size) * This is only applicable for Ivy Bridge devices since * later platforms don't have L3 control bits in the PTE. */ - if (IS_IVYBRIDGE(dev)) { + if (IS_IVYBRIDGE(to_i915(dev))) { ret = i915_gem_object_set_cache_level(obj, I915_CACHE_L3_LLC); /* Failure shouldn't ever happen this early */ if (WARN_ON(ret)) { diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index b60a37f7dca1..95ab2c075ce2 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -3727,7 +3727,7 @@ static void intel_fdi_normal_train(struct drm_crtc *crtc) /* enable normal train */ reg = FDI_TX_CTL(pipe); temp = I915_READ(reg); - if (IS_IVYBRIDGE(dev)) { + if (IS_IVYBRIDGE(dev_priv)) { temp &= ~FDI_LINK_TRAIN_NONE_IVB; temp |= FDI_LINK_TRAIN_NONE_IVB | FDI_TX_ENHANCE_FRAME_ENABLE; } else { @@ -3752,7 +3752,7 @@ static void intel_fdi_normal_train(struct drm_crtc *crtc) udelay(1000); /* IVB wants error correction enabled */ - if (IS_IVYBRIDGE(dev)) + if (IS_IVYBRIDGE(dev_priv)) I915_WRITE(reg, I915_READ(reg) | FDI_FS_ERRC_ENABLE | FDI_FE_ERRC_ENABLE); } @@ -4538,7 +4538,7 @@ static void ironlake_pch_enable(struct drm_crtc *crtc) assert_pch_transcoder_disabled(dev_priv, pipe); - if (IS_IVYBRIDGE(dev)) + if (IS_IVYBRIDGE(dev_priv)) ivybridge_update_fdi_bc_bifurcation(intel_crtc); /* Write the TU size bits before fdi link training, so that error @@ -4852,7 +4852,7 @@ static void ironlake_pfit_enable(struct intel_crtc *crtc) * as some pre-programmed values are broken, * e.g. x201. */ - if (IS_IVYBRIDGE(dev) || IS_HASWELL(dev)) + if (IS_IVYBRIDGE(dev_priv) || IS_HASWELL(dev_priv)) I915_WRITE(PF_CTL(pipe), PF_ENABLE | PF_FILTER_MED_3x3 | PF_PIPE_SEL_IVB(pipe)); else @@ -12249,7 +12249,7 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, if (fb->modifier[0] != old_fb->modifier[0]) /* vlv: DISPLAY_FLIP fails to change tiling */ engine = NULL; - } else if (IS_IVYBRIDGE(dev) || IS_HASWELL(dev)) { + } else if (IS_IVYBRIDGE(dev_priv) || IS_HASWELL(dev_priv)) { engine = dev_priv->engine[BCS]; } else if (INTEL_INFO(dev)->gen >= 7) { engine = i915_gem_active_get_engine(&obj->last_write, @@ -12525,7 +12525,7 @@ int intel_plane_atomic_calc_changes(struct drm_crtc_state *crtc_state, * cstate->update_wm was already set above, so this flag will * take effect when we commit and program watermarks. */ - if (plane->type == DRM_PLANE_TYPE_OVERLAY && IS_IVYBRIDGE(dev) && + if (plane->type == DRM_PLANE_TYPE_OVERLAY && IS_IVYBRIDGE(dev_priv) && needs_scaling(to_intel_plane_state(plane_state)) && !needs_scaling(old_plane_state)) pipe_config->disable_lp_wm = true; diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 15af477d0974..0b3ab7254f0a 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -2191,14 +2191,15 @@ static void intel_fixup_spr_wm_latency(struct drm_device *dev, uint16_t wm[5]) wm[0] = 13; } -static void intel_fixup_cur_wm_latency(struct drm_device *dev, uint16_t wm[5]) +static void intel_fixup_cur_wm_latency(struct drm_i915_private *dev_priv, + uint16_t wm[5]) { /* ILK cursor LP0 latency is 1300 ns */ - if (IS_GEN5(dev)) + if (IS_GEN5(dev_priv)) wm[0] = 13; /* WaDoubleCursorLP3Latency:ivb */ - if (IS_IVYBRIDGE(dev)) + if (IS_IVYBRIDGE(dev_priv)) wm[3] *= 2; } @@ -2294,7 +2295,7 @@ static void ilk_setup_wm_latency(struct drm_device *dev) sizeof(dev_priv->wm.pri_latency)); intel_fixup_spr_wm_latency(dev, dev_priv->wm.spr_latency); - intel_fixup_cur_wm_latency(dev, dev_priv->wm.cur_latency); + intel_fixup_cur_wm_latency(dev_priv, dev_priv->wm.cur_latency); intel_print_wm_latency(dev, "Primary", dev_priv->wm.pri_latency); intel_print_wm_latency(dev, "Sprite", dev_priv->wm.spr_latency); @@ -2522,7 +2523,7 @@ static void ilk_wm_merge(struct drm_device *dev, int last_enabled_level = max_level; /* ILK/SNB/IVB: LP1+ watermarks only w/ single pipe */ - if ((INTEL_INFO(dev)->gen <= 6 || IS_IVYBRIDGE(dev)) && + if ((INTEL_GEN(dev_priv) <= 6 || IS_IVYBRIDGE(dev_priv)) && config->num_pipes_active > 1) last_enabled_level = 0; @@ -4625,7 +4626,7 @@ void ilk_wm_get_hw_state(struct drm_device *dev) if (IS_HASWELL(dev) || IS_BROADWELL(dev)) hw->partitioning = (I915_READ(WM_MISC) & WM_MISC_DATA_PARTITION_5_6) ? INTEL_DDB_PART_5_6 : INTEL_DDB_PART_1_2; - else if (IS_IVYBRIDGE(dev)) + else if (IS_IVYBRIDGE(dev_priv)) hw->partitioning = (I915_READ(DISP_ARB_CTL2) & DISP_DATA_PARTITION_5_6) ? INTEL_DDB_PART_5_6 : INTEL_DDB_PART_1_2; diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index 73a521fdf1bd..d0f798ce6bb2 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -1084,7 +1084,7 @@ intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane) case 7: case 8: - if (IS_IVYBRIDGE(dev)) { + if (IS_IVYBRIDGE(to_i915(dev))) { intel_plane->can_scale = true; intel_plane->max_downscale = 2; } else { -- cgit v1.2.3 From 8652744b647e267f7a6902263c424a7dc29d6648 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Thu, 13 Oct 2016 11:03:00 +0100 Subject: drm/i915: Make IS_BROADWELL only take dev_priv Saves 1808 bytes of .rodata strings. v2: Add parantheses around dev_priv. (Ville Syrjala) Signed-off-by: Tvrtko Ursulin Reviewed-by: David Weinehall Acked-by: Daniel Vetter Acked-by: Jani Nikula Acked-by: Chris Wilson Acked-by: Maarten Lankhorst --- drivers/gpu/drm/i915/i915_drv.c | 6 ++++-- drivers/gpu/drm/i915/i915_drv.h | 6 +++--- drivers/gpu/drm/i915/i915_gem.c | 5 +++-- drivers/gpu/drm/i915/i915_gem_gtt.c | 2 +- drivers/gpu/drm/i915/intel_color.c | 4 ++-- drivers/gpu/drm/i915/intel_display.c | 21 +++++++++++---------- drivers/gpu/drm/i915/intel_dp.c | 19 ++++++++++--------- drivers/gpu/drm/i915/intel_pm.c | 20 +++++++++++--------- drivers/gpu/drm/i915/intel_psr.c | 4 ++-- drivers/gpu/drm/i915/intel_runtime_pm.c | 3 +-- drivers/gpu/drm/i915/intel_sprite.c | 8 ++++---- 11 files changed, 52 insertions(+), 46 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index b1142aaf50ec..ef7bed81c6a0 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -189,13 +189,15 @@ static void intel_detect_pch(struct drm_device *dev) } else if (id == INTEL_PCH_LPT_DEVICE_ID_TYPE) { dev_priv->pch_type = PCH_LPT; DRM_DEBUG_KMS("Found LynxPoint PCH\n"); - WARN_ON(!IS_HASWELL(dev) && !IS_BROADWELL(dev)); + WARN_ON(!IS_HASWELL(dev_priv) && + !IS_BROADWELL(dev_priv)); WARN_ON(IS_HSW_ULT(dev_priv) || IS_BDW_ULT(dev_priv)); } else if (id == INTEL_PCH_LPT_LP_DEVICE_ID_TYPE) { dev_priv->pch_type = PCH_LPT; DRM_DEBUG_KMS("Found LynxPoint LP PCH\n"); - WARN_ON(!IS_HASWELL(dev) && !IS_BROADWELL(dev)); + WARN_ON(!IS_HASWELL(dev_priv) && + !IS_BROADWELL(dev_priv)); WARN_ON(!IS_HSW_ULT(dev_priv) && !IS_BDW_ULT(dev_priv)); } else if (id == INTEL_PCH_SPT_DEVICE_ID_TYPE) { diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 7aa1b8d6b399..705b931c9249 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2658,7 +2658,7 @@ struct drm_i915_cmd_table { #define IS_VALLEYVIEW(dev) (INTEL_INFO(dev)->is_valleyview) #define IS_CHERRYVIEW(dev) (INTEL_INFO(dev)->is_cherryview) #define IS_HASWELL(dev) (INTEL_INFO(dev)->is_haswell) -#define IS_BROADWELL(dev) (INTEL_INFO(dev)->is_broadwell) +#define IS_BROADWELL(dev_priv) ((dev_priv)->info.is_broadwell) #define IS_SKYLAKE(dev) (INTEL_INFO(dev)->is_skylake) #define IS_BROXTON(dev) (INTEL_INFO(dev)->is_broxton) #define IS_KABYLAKE(dev) (INTEL_INFO(dev)->is_kabylake) @@ -2765,8 +2765,8 @@ struct drm_i915_cmd_table { #define HAS_LLC(dev) (INTEL_INFO(dev)->has_llc) #define HAS_SNOOP(dev) (INTEL_INFO(dev)->has_snoop) #define HAS_EDRAM(dev) (!!(__I915__(dev)->edram_cap & EDRAM_ENABLED)) -#define HAS_WT(dev) ((IS_HASWELL(dev) || IS_BROADWELL(dev)) && \ - HAS_EDRAM(dev)) +#define HAS_WT(dev_priv) ((IS_HASWELL(dev_priv) || \ + IS_BROADWELL(dev_priv)) && HAS_EDRAM(dev_priv)) #define HWS_NEEDS_PHYSICAL(dev) (INTEL_INFO(dev)->hws_needs_physical) #define HAS_HW_CONTEXTS(dev) (INTEL_INFO(dev)->has_hw_contexts) diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index aed4d28ab71e..3ad827448b4b 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -3480,7 +3480,7 @@ int i915_gem_set_caching_ioctl(struct drm_device *dev, void *data, level = I915_CACHE_LLC; break; case I915_CACHING_DISPLAY: - level = HAS_WT(dev) ? I915_CACHE_WT : I915_CACHE_NONE; + level = HAS_WT(dev_priv) ? I915_CACHE_WT : I915_CACHE_NONE; break; default: return -EINVAL; @@ -3538,7 +3538,8 @@ i915_gem_object_pin_to_display_plane(struct drm_i915_gem_object *obj, * with that bit in the PTE to main memory with just one PIPE_CONTROL. */ ret = i915_gem_object_set_cache_level(obj, - HAS_WT(obj->base.dev) ? I915_CACHE_WT : I915_CACHE_NONE); + HAS_WT(to_i915(obj->base.dev)) ? + I915_CACHE_WT : I915_CACHE_NONE); if (ret) { vma = ERR_PTR(ret); goto err_unpin_display; diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 0a45063b465f..463bf732f16f 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -2131,7 +2131,7 @@ static void gtt_write_workarounds(struct drm_device *dev) * workarounds here even if they get overwritten by GPU reset. */ /* WaIncreaseDefaultTLBEntries:chv,bdw,skl,bxt */ - if (IS_BROADWELL(dev)) + if (IS_BROADWELL(dev_priv)) I915_WRITE(GEN8_L3_LRA_1_GPGPU, GEN8_L3_LRA_1_GPGPU_DEFAULT_VALUE_BDW); else if (IS_CHERRYVIEW(dev)) I915_WRITE(GEN8_L3_LRA_1_GPGPU, GEN8_L3_LRA_1_GPGPU_DEFAULT_VALUE_CHV); diff --git a/drivers/gpu/drm/i915/intel_color.c b/drivers/gpu/drm/i915/intel_color.c index 5362c07932d3..be76ef88678c 100644 --- a/drivers/gpu/drm/i915/intel_color.c +++ b/drivers/gpu/drm/i915/intel_color.c @@ -540,8 +540,8 @@ void intel_color_init(struct drm_crtc *crtc) } else if (IS_HASWELL(dev)) { dev_priv->display.load_csc_matrix = i9xx_load_csc_matrix; dev_priv->display.load_luts = haswell_load_luts; - } else if (IS_BROADWELL(dev) || IS_SKYLAKE(dev) || - IS_BROXTON(dev) || IS_KABYLAKE(dev)) { + } else if (IS_BROADWELL(dev_priv) || IS_SKYLAKE(dev_priv) || + IS_BROXTON(dev_priv) || IS_KABYLAKE(dev_priv)) { dev_priv->display.load_csc_matrix = i9xx_load_csc_matrix; dev_priv->display.load_luts = broadwell_load_luts; } else { diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 95ab2c075ce2..6fa3a9ddd84c 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -3139,7 +3139,7 @@ static void ironlake_update_primary_plane(struct drm_plane *primary, dspcntr = DISPPLANE_GAMMA_ENABLE; dspcntr |= DISPLAY_PLANE_ENABLE; - if (IS_HASWELL(dev) || IS_BROADWELL(dev)) + if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) dspcntr |= DISPPLANE_PIPE_CSC_ENABLE; switch (fb->pixel_format) { @@ -3168,7 +3168,7 @@ static void ironlake_update_primary_plane(struct drm_plane *primary, if (fb->modifier[0] == I915_FORMAT_MOD_X_TILED) dspcntr |= DISPPLANE_TILED; - if (!IS_HASWELL(dev) && !IS_BROADWELL(dev)) + if (!IS_HASWELL(dev_priv) && !IS_BROADWELL(dev_priv)) dspcntr |= DISPPLANE_TRICKLE_FEED_DISABLE; intel_add_fb_offsets(&x, &y, plane_state, 0); @@ -3179,7 +3179,7 @@ static void ironlake_update_primary_plane(struct drm_plane *primary, if (rotation == DRM_ROTATE_180) { dspcntr |= DISPPLANE_ROTATE_180; - if (!IS_HASWELL(dev) && !IS_BROADWELL(dev)) { + if (!IS_HASWELL(dev_priv) && !IS_BROADWELL(dev_priv)) { x += (crtc_state->pipe_src_w - 1); y += (crtc_state->pipe_src_h - 1); } @@ -3196,7 +3196,7 @@ static void ironlake_update_primary_plane(struct drm_plane *primary, I915_WRITE(DSPSURF(plane), intel_fb_gtt_offset(fb, rotation) + intel_crtc->dspaddr_offset); - if (IS_HASWELL(dev) || IS_BROADWELL(dev)) { + if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) { I915_WRITE(DSPOFFSET(plane), (y << 16) | x); } else { I915_WRITE(DSPTILEOFF(plane), (y << 16) | x); @@ -4877,7 +4877,7 @@ void hsw_enable_ips(struct intel_crtc *crtc) */ assert_plane_enabled(dev_priv, crtc->plane); - if (IS_BROADWELL(dev)) { + if (IS_BROADWELL(dev_priv)) { mutex_lock(&dev_priv->rps.hw_lock); WARN_ON(sandybridge_pcode_write(dev_priv, DISPLAY_IPS_CONTROL, 0xc0000000)); mutex_unlock(&dev_priv->rps.hw_lock); @@ -4909,7 +4909,7 @@ void hsw_disable_ips(struct intel_crtc *crtc) return; assert_plane_enabled(dev_priv, crtc->plane); - if (IS_BROADWELL(dev)) { + if (IS_BROADWELL(dev_priv)) { mutex_lock(&dev_priv->rps.hw_lock); WARN_ON(sandybridge_pcode_write(dev_priv, DISPLAY_IPS_CONTROL, 0)); mutex_unlock(&dev_priv->rps.hw_lock); @@ -5852,7 +5852,7 @@ static void intel_update_max_cdclk(struct drm_device *dev) dev_priv->max_cdclk_freq = skl_calc_cdclk(max_cdclk, vco); } else if (IS_BROXTON(dev)) { dev_priv->max_cdclk_freq = 624000; - } else if (IS_BROADWELL(dev)) { + } else if (IS_BROADWELL(dev_priv)) { /* * FIXME with extra cooling we can allow * 540 MHz for ULX and 675 Mhz for ULT. @@ -7021,6 +7021,7 @@ static int pipe_required_fdi_lanes(struct intel_crtc_state *crtc_state) static int ironlake_check_fdi_lanes(struct drm_device *dev, enum pipe pipe, struct intel_crtc_state *pipe_config) { + struct drm_i915_private *dev_priv = to_i915(dev); struct drm_atomic_state *state = pipe_config->base.state; struct intel_crtc *other_crtc; struct intel_crtc_state *other_crtc_state; @@ -7033,7 +7034,7 @@ static int ironlake_check_fdi_lanes(struct drm_device *dev, enum pipe pipe, return -EINVAL; } - if (IS_HASWELL(dev) || IS_BROADWELL(dev)) { + if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) { if (pipe_config->fdi_lanes > 2) { DRM_DEBUG_KMS("only 2 lanes on haswell, required: %i lanes\n", pipe_config->fdi_lanes); @@ -9881,7 +9882,7 @@ ironlake_get_initial_plane_config(struct intel_crtc *crtc, fb->bits_per_pixel = drm_format_plane_cpp(fourcc, 0) * 8; base = I915_READ(DSPSURF(pipe)) & 0xfffff000; - if (IS_HASWELL(dev) || IS_BROADWELL(dev)) { + if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) { offset = I915_READ(DSPOFFSET(pipe)); } else { if (plane_config->tiling) @@ -17244,7 +17245,7 @@ intel_display_print_error_state(struct drm_i915_error_state_buf *m, return; err_printf(m, "Num Pipes: %d\n", INTEL_INFO(dev)->num_pipes); - if (IS_HASWELL(dev) || IS_BROADWELL(dev)) + if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) err_printf(m, "PWR_WELL_CTL2: %08x\n", error->power_well_driver); for_each_pipe(dev_priv, i) { diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 0a9f2b90f3af..d62f318bf758 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -821,15 +821,16 @@ static uint32_t g4x_get_aux_send_ctl(struct intel_dp *intel_dp, uint32_t aux_clock_divider) { struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp); - struct drm_device *dev = intel_dig_port->base.base.dev; + struct drm_i915_private *dev_priv = + to_i915(intel_dig_port->base.base.dev); uint32_t precharge, timeout; - if (IS_GEN6(dev)) + if (IS_GEN6(dev_priv)) precharge = 3; else precharge = 5; - if (IS_BROADWELL(dev) && intel_dig_port->port == PORT_A) + if (IS_BROADWELL(dev_priv) && intel_dig_port->port == PORT_A) timeout = DP_AUX_CH_CTL_TIME_OUT_600us; else timeout = DP_AUX_CH_CTL_TIME_OUT_400us; @@ -2999,10 +3000,10 @@ intel_dp_voltage_max(struct intel_dp *intel_dp) uint8_t intel_dp_pre_emphasis_max(struct intel_dp *intel_dp, uint8_t voltage_swing) { - struct drm_device *dev = intel_dp_to_dev(intel_dp); + struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp)); enum port port = dp_to_dig_port(intel_dp)->port; - if (INTEL_INFO(dev)->gen >= 9) { + if (INTEL_GEN(dev_priv) >= 9) { switch (voltage_swing & DP_TRAIN_VOLTAGE_SWING_MASK) { case DP_TRAIN_VOLTAGE_SWING_LEVEL_0: return DP_TRAIN_PRE_EMPH_LEVEL_3; @@ -3015,7 +3016,7 @@ intel_dp_pre_emphasis_max(struct intel_dp *intel_dp, uint8_t voltage_swing) default: return DP_TRAIN_PRE_EMPH_LEVEL_0; } - } else if (IS_HASWELL(dev) || IS_BROADWELL(dev)) { + } else if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) { switch (voltage_swing & DP_TRAIN_VOLTAGE_SWING_MASK) { case DP_TRAIN_VOLTAGE_SWING_LEVEL_0: return DP_TRAIN_PRE_EMPH_LEVEL_3; @@ -3027,7 +3028,7 @@ intel_dp_pre_emphasis_max(struct intel_dp *intel_dp, uint8_t voltage_swing) default: return DP_TRAIN_PRE_EMPH_LEVEL_0; } - } else if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) { + } else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { switch (voltage_swing & DP_TRAIN_VOLTAGE_SWING_MASK) { case DP_TRAIN_VOLTAGE_SWING_LEVEL_0: return DP_TRAIN_PRE_EMPH_LEVEL_3; @@ -3039,7 +3040,7 @@ intel_dp_pre_emphasis_max(struct intel_dp *intel_dp, uint8_t voltage_swing) default: return DP_TRAIN_PRE_EMPH_LEVEL_0; } - } else if (IS_GEN7(dev) && port == PORT_A) { + } else if (IS_GEN7(dev_priv) && port == PORT_A) { switch (voltage_swing & DP_TRAIN_VOLTAGE_SWING_MASK) { case DP_TRAIN_VOLTAGE_SWING_LEVEL_0: return DP_TRAIN_PRE_EMPH_LEVEL_2; @@ -5648,7 +5649,7 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port, /* intel_dp vfuncs */ if (INTEL_INFO(dev)->gen >= 9) intel_dp->get_aux_clock_divider = skl_get_aux_clock_divider; - else if (IS_HASWELL(dev) || IS_BROADWELL(dev)) + else if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) intel_dp->get_aux_clock_divider = hsw_get_aux_clock_divider; else if (HAS_PCH_SPLIT(dev_priv)) intel_dp->get_aux_clock_divider = ilk_get_aux_clock_divider; diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 0b3ab7254f0a..78b781adef93 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -2157,7 +2157,7 @@ static void intel_read_wm_latency(struct drm_device *dev, uint16_t wm[8]) } } - } else if (IS_HASWELL(dev) || IS_BROADWELL(dev)) { + } else if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) { uint64_t sskpd = I915_READ64(MCH_SSKPD); wm[0] = (sskpd >> 56) & 0xFF; @@ -2205,12 +2205,14 @@ static void intel_fixup_cur_wm_latency(struct drm_i915_private *dev_priv, int ilk_wm_max_level(const struct drm_device *dev) { + struct drm_i915_private *dev_priv = to_i915(dev); + /* how many WM levels are we expecting */ - if (INTEL_INFO(dev)->gen >= 9) + if (INTEL_GEN(dev_priv) >= 9) return 7; - else if (IS_HASWELL(dev) || IS_BROADWELL(dev)) + else if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) return 4; - else if (INTEL_INFO(dev)->gen >= 6) + else if (INTEL_GEN(dev_priv) >= 6) return 3; else return 2; @@ -2393,7 +2395,7 @@ static int ilk_compute_pipe_wm(struct intel_crtc_state *cstate) memset(&pipe_wm->wm, 0, sizeof(pipe_wm->wm)); pipe_wm->wm[0] = pipe_wm->raw_wm[0]; - if (IS_HASWELL(dev) || IS_BROADWELL(dev)) + if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) pipe_wm->linetime = hsw_compute_linetime_wm(cstate); if (!ilk_validate_pipe_wm(dev, pipe_wm)) @@ -2580,7 +2582,7 @@ static unsigned int ilk_wm_lp_latency(struct drm_device *dev, int level) { struct drm_i915_private *dev_priv = to_i915(dev); - if (IS_HASWELL(dev) || IS_BROADWELL(dev)) + if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) return 2 * level; else return dev_priv->wm.pri_latency[level]; @@ -2804,7 +2806,7 @@ static void ilk_write_wm_values(struct drm_i915_private *dev_priv, I915_WRITE(PIPE_WM_LINETIME(PIPE_C), results->wm_linetime[2]); if (dirty & WM_DIRTY_DDB) { - if (IS_HASWELL(dev) || IS_BROADWELL(dev)) { + if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) { val = I915_READ(WM_MISC); if (results->partitioning == INTEL_DDB_PART_1_2) val &= ~WM_MISC_DATA_PARTITION_5_6; @@ -4415,7 +4417,7 @@ static void ilk_pipe_wm_get_hw_state(struct drm_crtc *crtc) }; hw->wm_pipe[pipe] = I915_READ(wm0_pipe_reg[pipe]); - if (IS_HASWELL(dev) || IS_BROADWELL(dev)) + if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) hw->wm_linetime[pipe] = I915_READ(PIPE_WM_LINETIME(pipe)); memset(active, 0, sizeof(*active)); @@ -4623,7 +4625,7 @@ void ilk_wm_get_hw_state(struct drm_device *dev) hw->wm_lp_spr[2] = I915_READ(WM3S_LP_IVB); } - if (IS_HASWELL(dev) || IS_BROADWELL(dev)) + if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) hw->partitioning = (I915_READ(WM_MISC) & WM_MISC_DATA_PARTITION_5_6) ? INTEL_DDB_PART_5_6 : INTEL_DDB_PART_1_2; else if (IS_IVYBRIDGE(dev_priv)) diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c index 9e2fbac9776e..d0667f9d9178 100644 --- a/drivers/gpu/drm/i915/intel_psr.c +++ b/drivers/gpu/drm/i915/intel_psr.c @@ -827,14 +827,14 @@ void intel_psr_init(struct drm_device *dev) /* Per platform default */ if (i915.enable_psr == -1) { - if (IS_HASWELL(dev) || IS_BROADWELL(dev)) + if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) i915.enable_psr = 1; else i915.enable_psr = 0; } /* Set link_standby x link_off defaults */ - if (IS_HASWELL(dev) || IS_BROADWELL(dev)) + if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) /* HSW and BDW require workarounds that we don't implement. */ dev_priv->psr.link_standby = false; else if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index ed1faf14f777..77ef03cb6163 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -288,7 +288,6 @@ void intel_display_set_init_power(struct drm_i915_private *dev_priv, static void hsw_power_well_post_enable(struct drm_i915_private *dev_priv) { struct pci_dev *pdev = dev_priv->drm.pdev; - struct drm_device *dev = &dev_priv->drm; /* * After we re-enable the power well, if we touch VGA register 0x3d5 @@ -304,7 +303,7 @@ static void hsw_power_well_post_enable(struct drm_i915_private *dev_priv) outb(inb(VGA_MSR_READ), VGA_MSR_WRITE); vga_put(pdev, VGA_RSRC_LEGACY_IO); - if (IS_BROADWELL(dev)) + if (IS_BROADWELL(dev_priv)) gen8_irq_power_well_post_enable(dev_priv, 1 << PIPE_C | 1 << PIPE_B); } diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index d0f798ce6bb2..fefd3034aead 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -542,12 +542,12 @@ ivb_update_plane(struct drm_plane *plane, if (fb->modifier[0] == I915_FORMAT_MOD_X_TILED) sprctl |= SPRITE_TILED; - if (IS_HASWELL(dev) || IS_BROADWELL(dev)) + if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) sprctl &= ~SPRITE_TRICKLE_FEED_DISABLE; else sprctl |= SPRITE_TRICKLE_FEED_DISABLE; - if (IS_HASWELL(dev) || IS_BROADWELL(dev)) + if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) sprctl |= SPRITE_PIPE_CSC_ENABLE; /* Sizes are 0 based */ @@ -566,7 +566,7 @@ ivb_update_plane(struct drm_plane *plane, sprctl |= SPRITE_ROTATE_180; /* HSW and BDW does this automagically in hardware */ - if (!IS_HASWELL(dev) && !IS_BROADWELL(dev)) { + if (!IS_HASWELL(dev_priv) && !IS_BROADWELL(dev_priv)) { x += src_w; y += src_h; } @@ -590,7 +590,7 @@ ivb_update_plane(struct drm_plane *plane, /* HSW consolidates SPRTILEOFF and SPRLINOFF into a single SPROFFSET * register */ - if (IS_HASWELL(dev) || IS_BROADWELL(dev)) + if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) I915_WRITE(SPROFFSET(pipe), (y << 16) | x); else if (fb->modifier[0] == I915_FORMAT_MOD_X_TILED) I915_WRITE(SPRTILEOFF(pipe), (y << 16) | x); -- cgit v1.2.3 From 772c2a519cec26546b070aed71fc1ff0c5f31459 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Thu, 13 Oct 2016 11:03:01 +0100 Subject: drm/i915: Make IS_HASWELL only take dev_priv Saves 2432 bytes of .rodata strings. v2: Add parantheses around dev_priv. (Ville Syrjala) Signed-off-by: Tvrtko Ursulin Reviewed-by: David Weinehall Acked-by: Daniel Vetter Acked-by: Jani Nikula Acked-by: Chris Wilson Acked-by: Maarten Lankhorst --- drivers/gpu/drm/i915/i915_drv.h | 2 +- drivers/gpu/drm/i915/i915_gem.c | 2 +- drivers/gpu/drm/i915/i915_gem_gtt.c | 4 ++-- drivers/gpu/drm/i915/i915_irq.c | 4 ++-- drivers/gpu/drm/i915/i915_reg.h | 4 ++-- drivers/gpu/drm/i915/intel_color.c | 4 ++-- drivers/gpu/drm/i915/intel_ddi.c | 2 +- drivers/gpu/drm/i915/intel_display.c | 23 ++++++++++------------- drivers/gpu/drm/i915/intel_psr.c | 6 +++--- 9 files changed, 24 insertions(+), 27 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 705b931c9249..6fa237739fdc 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2657,7 +2657,7 @@ struct drm_i915_cmd_table { INTEL_DEVID(dev_priv) == 0x015a) #define IS_VALLEYVIEW(dev) (INTEL_INFO(dev)->is_valleyview) #define IS_CHERRYVIEW(dev) (INTEL_INFO(dev)->is_cherryview) -#define IS_HASWELL(dev) (INTEL_INFO(dev)->is_haswell) +#define IS_HASWELL(dev_priv) ((dev_priv)->info.is_haswell) #define IS_BROADWELL(dev_priv) ((dev_priv)->info.is_broadwell) #define IS_SKYLAKE(dev) (INTEL_INFO(dev)->is_skylake) #define IS_BROXTON(dev) (INTEL_INFO(dev)->is_broxton) diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 3ad827448b4b..16c93cecdab5 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -4428,7 +4428,7 @@ i915_gem_init_hw(struct drm_device *dev) if (HAS_EDRAM(dev) && INTEL_GEN(dev_priv) < 9) I915_WRITE(HSW_IDICR, I915_READ(HSW_IDICR) | IDIHASHMSK(0xf)); - if (IS_HASWELL(dev)) + if (IS_HASWELL(dev_priv)) I915_WRITE(MI_PREDICATE_RESULT_2, IS_HSW_GT3(dev_priv) ? LOWER_SLICE_ENABLED : LOWER_SLICE_DISABLED); diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 463bf732f16f..179f16b19515 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -1748,7 +1748,7 @@ static void gen7_ppgtt_enable(struct drm_device *dev) I915_WRITE(GAC_ECO_BITS, ecobits | ECOBITS_PPGTT_CACHE64B); ecochk = I915_READ(GAM_ECOCHK); - if (IS_HASWELL(dev)) { + if (IS_HASWELL(dev_priv)) { ecochk |= ECOCHK_PPGTT_WB_HSW; } else { ecochk |= ECOCHK_PPGTT_LLC_IVB; @@ -2060,7 +2060,7 @@ static int gen6_ppgtt_init(struct i915_hw_ppgtt *ppgtt) ppgtt->base.pte_encode = ggtt->base.pte_encode; if (intel_vgpu_active(dev_priv) || IS_GEN6(dev)) ppgtt->switch_mm = gen6_mm_switch; - else if (IS_HASWELL(dev)) + else if (IS_HASWELL(dev_priv)) ppgtt->switch_mm = hsw_mm_switch; else if (IS_GEN7(dev)) ppgtt->switch_mm = gen7_mm_switch; diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index c2a960eb0290..4eae1beb0d4f 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -3591,8 +3591,8 @@ static void gen5_gt_irq_postinstall(struct drm_device *dev) dev_priv->gt_irq_mask = ~0; if (HAS_L3_DPF(dev)) { /* L3 parity interrupt is always unmasked. */ - dev_priv->gt_irq_mask = ~GT_PARITY_ERROR(dev); - gt_irqs |= GT_PARITY_ERROR(dev); + dev_priv->gt_irq_mask = ~GT_PARITY_ERROR(dev_priv); + gt_irqs |= GT_PARITY_ERROR(dev_priv); } gt_irqs |= GT_RENDER_USER_INTERRUPT; diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 5f7aecbba549..00efaa13974d 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -2093,9 +2093,9 @@ enum skl_disp_power_wells { #define PM_VEBOX_CS_ERROR_INTERRUPT (1 << 12) /* hsw+ */ #define PM_VEBOX_USER_INTERRUPT (1 << 10) /* hsw+ */ -#define GT_PARITY_ERROR(dev) \ +#define GT_PARITY_ERROR(dev_priv) \ (GT_RENDER_L3_PARITY_ERROR_INTERRUPT | \ - (IS_HASWELL(dev) ? GT_RENDER_L3_PARITY_ERROR_INTERRUPT_S1 : 0)) + (IS_HASWELL(dev_priv) ? GT_RENDER_L3_PARITY_ERROR_INTERRUPT_S1 : 0)) /* These are all the "old" interrupts */ #define ILK_BSD_USER_INTERRUPT (1<<5) diff --git a/drivers/gpu/drm/i915/intel_color.c b/drivers/gpu/drm/i915/intel_color.c index be76ef88678c..da76a799411a 100644 --- a/drivers/gpu/drm/i915/intel_color.c +++ b/drivers/gpu/drm/i915/intel_color.c @@ -326,7 +326,7 @@ static void haswell_load_luts(struct drm_crtc_state *crtc_state) * Workaround : Do not read or write the pipe palette/gamma data while * GAMMA_MODE is configured for split gamma and IPS_CTL has IPS enabled. */ - if (IS_HASWELL(dev) && intel_crtc_state->ips_enabled && + if (IS_HASWELL(dev_priv) && intel_crtc_state->ips_enabled && (intel_crtc_state->gamma_mode == GAMMA_MODE_MODE_SPLIT)) { hsw_disable_ips(intel_crtc); reenable_ips = true; @@ -537,7 +537,7 @@ void intel_color_init(struct drm_crtc *crtc) if (IS_CHERRYVIEW(dev)) { dev_priv->display.load_csc_matrix = cherryview_load_csc_matrix; dev_priv->display.load_luts = cherryview_load_luts; - } else if (IS_HASWELL(dev)) { + } else if (IS_HASWELL(dev_priv)) { dev_priv->display.load_csc_matrix = i9xx_load_csc_matrix; dev_priv->display.load_luts = haswell_load_luts; } else if (IS_BROADWELL(dev_priv) || IS_SKYLAKE(dev_priv) || diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index 35f0b7c9d0a6..cd7128b89b4d 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -1189,7 +1189,7 @@ void intel_ddi_enable_transcoder_func(struct drm_crtc *crtc) * eDP when not using the panel fitter, and when not * using motion blur mitigation (which we don't * support). */ - if (IS_HASWELL(dev) && + if (IS_HASWELL(dev_priv) && (intel_crtc->config->pch_pfit.enabled || intel_crtc->config->pch_pfit.force_thru)) temp |= TRANS_DDI_EDP_INPUT_A_ONOFF; diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 6fa3a9ddd84c..e057b5480b49 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -5501,7 +5501,7 @@ static void haswell_crtc_enable(struct intel_crtc_state *pipe_config, /* If we change the relative order between pipe/planes enabling, we need * to change the workaround. */ hsw_workaround_pipe = pipe_config->hsw_workaround_pipe; - if (IS_HASWELL(dev) && hsw_workaround_pipe != INVALID_PIPE) { + if (IS_HASWELL(dev_priv) && hsw_workaround_pipe != INVALID_PIPE) { intel_wait_for_vblank(dev, hsw_workaround_pipe); intel_wait_for_vblank(dev, hsw_workaround_pipe); } @@ -8299,7 +8299,7 @@ static void intel_set_pipe_timings(struct intel_crtc *intel_crtc) * programmed with the VTOTAL_EDP value. Same for VTOTAL_C. This is * documented on the DDI_FUNC_CTL register description, EDP Input Select * bits. */ - if (IS_HASWELL(dev) && cpu_transcoder == TRANSCODER_EDP && + if (IS_HASWELL(dev_priv) && cpu_transcoder == TRANSCODER_EDP && (pipe == PIPE_B || pipe == PIPE_C)) I915_WRITE(VTOTAL(pipe), I915_READ(VTOTAL(cpu_transcoder))); @@ -10026,7 +10026,7 @@ static void assert_can_disable_lcpll(struct drm_i915_private *dev_priv) I915_STATE_WARN(I915_READ(PP_STATUS(0)) & PP_ON, "Panel power on\n"); I915_STATE_WARN(I915_READ(BLC_PWM_CPU_CTL2) & BLM_PWM_ENABLE, "CPU PWM1 enabled\n"); - if (IS_HASWELL(dev)) + if (IS_HASWELL(dev_priv)) I915_STATE_WARN(I915_READ(HSW_BLC_PWM2_CTL) & BLM_PWM_ENABLE, "CPU PWM2 enabled\n"); I915_STATE_WARN(I915_READ(BLC_PWM_PCH_CTL1) & BLM_PCH_PWM_ENABLE, @@ -10046,9 +10046,7 @@ static void assert_can_disable_lcpll(struct drm_i915_private *dev_priv) static uint32_t hsw_read_dcomp(struct drm_i915_private *dev_priv) { - struct drm_device *dev = &dev_priv->drm; - - if (IS_HASWELL(dev)) + if (IS_HASWELL(dev_priv)) return I915_READ(D_COMP_HSW); else return I915_READ(D_COMP_BDW); @@ -10056,9 +10054,7 @@ static uint32_t hsw_read_dcomp(struct drm_i915_private *dev_priv) static void hsw_write_dcomp(struct drm_i915_private *dev_priv, uint32_t val) { - struct drm_device *dev = &dev_priv->drm; - - if (IS_HASWELL(dev)) { + if (IS_HASWELL(dev_priv)) { mutex_lock(&dev_priv->rps.hw_lock); if (sandybridge_pcode_write(dev_priv, GEN6_PCODE_WRITE_D_COMP, val)) @@ -10735,7 +10731,7 @@ static bool haswell_get_pipe_config(struct intel_crtc *crtc, ironlake_get_pfit_config(crtc, pipe_config); } - if (IS_HASWELL(dev)) + if (IS_HASWELL(dev_priv)) pipe_config->ips_enabled = hsw_crtc_supports_ips(crtc) && (I915_READ(IPS_CTL) & IPS_ENABLE); @@ -13195,6 +13191,7 @@ intel_pipe_config_compare(struct drm_device *dev, struct intel_crtc_state *pipe_config, bool adjust) { + struct drm_i915_private *dev_priv = to_i915(dev); bool ret = true; #define INTEL_ERR_OR_DBG_KMS(fmt, ...) \ @@ -13340,7 +13337,7 @@ intel_pipe_config_compare(struct drm_device *dev, PIPE_CONF_CHECK_I(pixel_multiplier); PIPE_CONF_CHECK_I(has_hdmi_sink); - if ((INTEL_INFO(dev)->gen < 8 && !IS_HASWELL(dev)) || + if ((INTEL_GEN(dev_priv) < 8 && !IS_HASWELL(dev_priv)) || IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) PIPE_CONF_CHECK_I(limited_color_range); PIPE_CONF_CHECK_I(has_infoframe); @@ -13381,7 +13378,7 @@ intel_pipe_config_compare(struct drm_device *dev, } /* BDW+ don't expose a synchronous way to read the state */ - if (IS_HASWELL(dev)) + if (IS_HASWELL(dev_priv)) PIPE_CONF_CHECK_I(ips_enabled); PIPE_CONF_CHECK_I(double_wide); @@ -17262,7 +17259,7 @@ intel_display_print_error_state(struct drm_i915_error_state_buf *m, err_printf(m, " SIZE: %08x\n", error->plane[i].size); err_printf(m, " POS: %08x\n", error->plane[i].pos); } - if (INTEL_INFO(dev)->gen <= 7 && !IS_HASWELL(dev)) + if (INTEL_GEN(dev_priv) <= 7 && !IS_HASWELL(dev_priv)) err_printf(m, " ADDR: %08x\n", error->plane[i].addr); if (INTEL_INFO(dev)->gen >= 4) { err_printf(m, " SURF: %08x\n", error->plane[i].surface); diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c index d0667f9d9178..4a973b34348a 100644 --- a/drivers/gpu/drm/i915/intel_psr.c +++ b/drivers/gpu/drm/i915/intel_psr.c @@ -268,7 +268,7 @@ static void hsw_psr_enable_source(struct intel_dp *intel_dp) val |= max_sleep_time << EDP_PSR_MAX_SLEEP_TIME_SHIFT; val |= idle_frames << EDP_PSR_IDLE_FRAME_SHIFT; - if (IS_HASWELL(dev)) + if (IS_HASWELL(dev_priv)) val |= EDP_PSR_MIN_LINK_ENTRY_TIME_8_LINES; if (dev_priv->psr.link_standby) @@ -360,14 +360,14 @@ static bool intel_psr_match_conditions(struct intel_dp *intel_dp) return false; } - if (IS_HASWELL(dev) && + if (IS_HASWELL(dev_priv) && I915_READ(HSW_STEREO_3D_CTL(intel_crtc->config->cpu_transcoder)) & S3D_ENABLE) { DRM_DEBUG_KMS("PSR condition failed: Stereo 3D is Enabled\n"); return false; } - if (IS_HASWELL(dev) && + if (IS_HASWELL(dev_priv) && adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE) { DRM_DEBUG_KMS("PSR condition failed: Interlaced is Enabled\n"); return false; -- cgit v1.2.3 From 0853723b8956acc9690ace7ab6ea1f50bb997b52 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Thu, 13 Oct 2016 11:03:02 +0100 Subject: drm/i915: Make IS_KABYLAKE only take dev_priv Saves 1320 bytes of .rodata strings. v2: Add parantheses around dev_priv. (Ville Syrjala) Signed-off-by: Tvrtko Ursulin Reviewed-by: David Weinehall Acked-by: Daniel Vetter Acked-by: Jani Nikula Acked-by: Chris Wilson Acked-by: Maarten Lankhorst --- drivers/gpu/drm/i915/i915_drv.c | 10 +++++----- drivers/gpu/drm/i915/i915_drv.h | 6 +++--- drivers/gpu/drm/i915/i915_gem_stolen.c | 2 +- drivers/gpu/drm/i915/intel_ddi.c | 16 ++++++++-------- drivers/gpu/drm/i915/intel_display.c | 10 +++++----- drivers/gpu/drm/i915/intel_dpll_mgr.c | 2 +- drivers/gpu/drm/i915/intel_guc_loader.c | 2 +- drivers/gpu/drm/i915/intel_runtime_pm.c | 2 +- 8 files changed, 25 insertions(+), 25 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index ef7bed81c6a0..5dd56d9ea905 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -203,17 +203,17 @@ static void intel_detect_pch(struct drm_device *dev) } else if (id == INTEL_PCH_SPT_DEVICE_ID_TYPE) { dev_priv->pch_type = PCH_SPT; DRM_DEBUG_KMS("Found SunrisePoint PCH\n"); - WARN_ON(!IS_SKYLAKE(dev) && - !IS_KABYLAKE(dev)); + WARN_ON(!IS_SKYLAKE(dev_priv) && + !IS_KABYLAKE(dev_priv)); } else if (id == INTEL_PCH_SPT_LP_DEVICE_ID_TYPE) { dev_priv->pch_type = PCH_SPT; DRM_DEBUG_KMS("Found SunrisePoint LP PCH\n"); - WARN_ON(!IS_SKYLAKE(dev) && - !IS_KABYLAKE(dev)); + WARN_ON(!IS_SKYLAKE(dev_priv) && + !IS_KABYLAKE(dev_priv)); } else if (id == INTEL_PCH_KBP_DEVICE_ID_TYPE) { dev_priv->pch_type = PCH_KBP; DRM_DEBUG_KMS("Found KabyPoint PCH\n"); - WARN_ON(!IS_KABYLAKE(dev)); + WARN_ON(!IS_KABYLAKE(dev_priv)); } else if ((id == INTEL_PCH_P2X_DEVICE_ID_TYPE) || (id == INTEL_PCH_P3X_DEVICE_ID_TYPE) || ((id == INTEL_PCH_QEMU_DEVICE_ID_TYPE) && diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 6fa237739fdc..40b86dcb781b 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2661,7 +2661,7 @@ struct drm_i915_cmd_table { #define IS_BROADWELL(dev_priv) ((dev_priv)->info.is_broadwell) #define IS_SKYLAKE(dev) (INTEL_INFO(dev)->is_skylake) #define IS_BROXTON(dev) (INTEL_INFO(dev)->is_broxton) -#define IS_KABYLAKE(dev) (INTEL_INFO(dev)->is_kabylake) +#define IS_KABYLAKE(dev_priv) ((dev_priv)->info.is_kabylake) #define IS_MOBILE(dev) (INTEL_INFO(dev)->is_mobile) #define IS_HSW_EARLY_SDV(dev_priv) (IS_HASWELL(dev_priv) && \ (INTEL_DEVID(dev_priv) & 0xFF00) == 0x0C00) @@ -2728,8 +2728,8 @@ struct drm_i915_cmd_table { #define KBL_REVID_D0 0x3 #define KBL_REVID_E0 0x4 -#define IS_KBL_REVID(p, since, until) \ - (IS_KABYLAKE(p) && IS_REVID(p, since, until)) +#define IS_KBL_REVID(dev_priv, since, until) \ + (IS_KABYLAKE(dev_priv) && IS_REVID(dev_priv, since, until)) /* * The genX designation typically refers to the render engine, so render diff --git a/drivers/gpu/drm/i915/i915_gem_stolen.c b/drivers/gpu/drm/i915/i915_gem_stolen.c index cbea6fb83ce5..3508120b8c90 100644 --- a/drivers/gpu/drm/i915/i915_gem_stolen.c +++ b/drivers/gpu/drm/i915/i915_gem_stolen.c @@ -456,7 +456,7 @@ int i915_gem_init_stolen(struct drm_device *dev) break; default: if (IS_BROADWELL(dev_priv) || - IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev)) + IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) bdw_get_stolen_reserved(dev_priv, &reserved_base, &reserved_size); else diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index cd7128b89b4d..07164e250adf 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -1020,13 +1020,13 @@ static void bxt_ddi_clock_get(struct intel_encoder *encoder, void intel_ddi_clock_get(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config) { - struct drm_device *dev = encoder->base.dev; + struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - if (INTEL_INFO(dev)->gen <= 8) + if (INTEL_GEN(dev_priv) <= 8) hsw_ddi_clock_get(encoder, pipe_config); - else if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) + else if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) skl_ddi_clock_get(encoder, pipe_config); - else if (IS_BROXTON(dev)) + else if (IS_BROXTON(dev_priv)) bxt_ddi_clock_get(encoder, pipe_config); } @@ -1081,14 +1081,14 @@ bxt_ddi_pll_select(struct intel_crtc *intel_crtc, bool intel_ddi_pll_select(struct intel_crtc *intel_crtc, struct intel_crtc_state *crtc_state) { - struct drm_device *dev = intel_crtc->base.dev; + struct drm_i915_private *dev_priv = to_i915(intel_crtc->base.dev); struct intel_encoder *intel_encoder = intel_ddi_get_crtc_new_encoder(crtc_state); - if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) + if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) return skl_ddi_pll_select(intel_crtc, crtc_state, intel_encoder); - else if (IS_BROXTON(dev)) + else if (IS_BROXTON(dev_priv)) return bxt_ddi_pll_select(intel_crtc, crtc_state, intel_encoder); else @@ -1742,7 +1742,7 @@ static void intel_ddi_post_disable(struct intel_encoder *intel_encoder, intel_edp_panel_off(intel_dp); } - if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) + if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) I915_WRITE(DPLL_CTRL2, (I915_READ(DPLL_CTRL2) | DPLL_CTRL2_DDI_CLK_OFF(port))); else if (INTEL_INFO(dev)->gen < 9) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index e057b5480b49..1a2b3be4d882 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -5828,7 +5828,7 @@ static void intel_update_max_cdclk(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); - if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) { + if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) { u32 limit = I915_READ(SKL_DFSM) & SKL_DFSM_CDCLK_LIMIT_MASK; int max_cdclk, vco; @@ -10646,7 +10646,7 @@ static void haswell_get_ddi_port_state(struct intel_crtc *crtc, port = (tmp & TRANS_DDI_PORT_MASK) >> TRANS_DDI_PORT_SHIFT; - if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) + if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) skylake_get_ddi_pll(dev_priv, port, pipe_config); else if (IS_BROXTON(dev)) bxt_get_ddi_pll(dev_priv, port, pipe_config); @@ -12821,7 +12821,7 @@ static void intel_dump_pipe_config(struct intel_crtc *crtc, pipe_config->dpll_hw_state.pll9, pipe_config->dpll_hw_state.pll10, pipe_config->dpll_hw_state.pcsdw12); - } else if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) { + } else if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) { DRM_DEBUG_KMS("dpll_hw_state: " "ctrl1: 0x%x, cfgcr1: 0x%x, cfgcr2: 0x%x\n", pipe_config->dpll_hw_state.ctrl1, @@ -15420,7 +15420,7 @@ static void intel_setup_outputs(struct drm_device *dev) */ found = I915_READ(DDI_BUF_CTL(PORT_A)) & DDI_INIT_DISPLAY_DETECTED; /* WaIgnoreDDIAStrap: skl */ - if (found || IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) + if (found || IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) intel_ddi_init(dev, PORT_A); /* DDI B, C and D detection is indicated by the SFUSE_STRAP @@ -15436,7 +15436,7 @@ static void intel_setup_outputs(struct drm_device *dev) /* * On SKL we don't have a way to detect DDI-E so we rely on VBT. */ - if ((IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) && + if ((IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) && (dev_priv->vbt.ddi_port_info[PORT_E].supports_dp || dev_priv->vbt.ddi_port_info[PORT_E].supports_dvi || dev_priv->vbt.ddi_port_info[PORT_E].supports_hdmi)) diff --git a/drivers/gpu/drm/i915/intel_dpll_mgr.c b/drivers/gpu/drm/i915/intel_dpll_mgr.c index c37ce1263142..7cf9d91c0746 100644 --- a/drivers/gpu/drm/i915/intel_dpll_mgr.c +++ b/drivers/gpu/drm/i915/intel_dpll_mgr.c @@ -1851,7 +1851,7 @@ void intel_shared_dpll_init(struct drm_device *dev) const struct dpll_info *dpll_info; int i; - if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) + if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) dpll_mgr = &skl_pll_mgr; else if (IS_BROXTON(dev)) dpll_mgr = &bxt_pll_mgr; diff --git a/drivers/gpu/drm/i915/intel_guc_loader.c b/drivers/gpu/drm/i915/intel_guc_loader.c index 95c6751d598d..8eb49685dfdd 100644 --- a/drivers/gpu/drm/i915/intel_guc_loader.c +++ b/drivers/gpu/drm/i915/intel_guc_loader.c @@ -736,7 +736,7 @@ void intel_guc_init(struct drm_device *dev) fw_path = I915_BXT_GUC_UCODE; guc_fw->guc_fw_major_wanted = BXT_FW_MAJOR; guc_fw->guc_fw_minor_wanted = BXT_FW_MINOR; - } else if (IS_KABYLAKE(dev)) { + } else if (IS_KABYLAKE(dev_priv)) { fw_path = I915_KBL_GUC_UCODE; guc_fw->guc_fw_major_wanted = KBL_FW_MAJOR; guc_fw->guc_fw_minor_wanted = KBL_FW_MINOR; diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index 77ef03cb6163..025fbd522819 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -2594,7 +2594,7 @@ void intel_power_domains_init_hw(struct drm_i915_private *dev_priv, bool resume) power_domains->initializing = true; - if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) { + if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) { skl_display_core_init(dev_priv, resume); } else if (IS_BROXTON(dev)) { bxt_display_core_init(dev_priv, resume); -- cgit v1.2.3 From d9486e65010fedbdbf8337e0d890213620e782f4 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Thu, 13 Oct 2016 11:03:03 +0100 Subject: drm/i915: Make IS_SKYLAKE only take dev_priv Saves 1016 bytes of .rodata strings and couple hundred of .text. v2: Add parantheses around dev_priv. (Ville Syrjala) Signed-off-by: Tvrtko Ursulin Reviewed-by: David Weinehall Acked-by: Daniel Vetter Acked-by: Jani Nikula Acked-by: Chris Wilson Acked-by: Maarten Lankhorst --- drivers/gpu/drm/i915/i915_drv.h | 2 +- drivers/gpu/drm/i915/i915_gem_gtt.c | 2 +- drivers/gpu/drm/i915/intel_guc_loader.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 40b86dcb781b..a354d0e948ec 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2659,7 +2659,7 @@ struct drm_i915_cmd_table { #define IS_CHERRYVIEW(dev) (INTEL_INFO(dev)->is_cherryview) #define IS_HASWELL(dev_priv) ((dev_priv)->info.is_haswell) #define IS_BROADWELL(dev_priv) ((dev_priv)->info.is_broadwell) -#define IS_SKYLAKE(dev) (INTEL_INFO(dev)->is_skylake) +#define IS_SKYLAKE(dev_priv) ((dev_priv)->info.is_skylake) #define IS_BROXTON(dev) (INTEL_INFO(dev)->is_broxton) #define IS_KABYLAKE(dev_priv) ((dev_priv)->info.is_kabylake) #define IS_MOBILE(dev) (INTEL_INFO(dev)->is_mobile) diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 179f16b19515..1f788d10b56b 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -2135,7 +2135,7 @@ static void gtt_write_workarounds(struct drm_device *dev) I915_WRITE(GEN8_L3_LRA_1_GPGPU, GEN8_L3_LRA_1_GPGPU_DEFAULT_VALUE_BDW); else if (IS_CHERRYVIEW(dev)) I915_WRITE(GEN8_L3_LRA_1_GPGPU, GEN8_L3_LRA_1_GPGPU_DEFAULT_VALUE_CHV); - else if (IS_SKYLAKE(dev)) + else if (IS_SKYLAKE(dev_priv)) I915_WRITE(GEN8_L3_LRA_1_GPGPU, GEN9_L3_LRA_1_GPGPU_DEFAULT_VALUE_SKL); else if (IS_BROXTON(dev)) I915_WRITE(GEN8_L3_LRA_1_GPGPU, GEN9_L3_LRA_1_GPGPU_DEFAULT_VALUE_BXT); diff --git a/drivers/gpu/drm/i915/intel_guc_loader.c b/drivers/gpu/drm/i915/intel_guc_loader.c index 8eb49685dfdd..688b68a7ae1e 100644 --- a/drivers/gpu/drm/i915/intel_guc_loader.c +++ b/drivers/gpu/drm/i915/intel_guc_loader.c @@ -728,7 +728,7 @@ void intel_guc_init(struct drm_device *dev) if (!HAS_GUC_UCODE(dev)) { fw_path = NULL; - } else if (IS_SKYLAKE(dev)) { + } else if (IS_SKYLAKE(dev_priv)) { fw_path = I915_SKL_GUC_UCODE; guc_fw->guc_fw_major_wanted = SKL_FW_MAJOR; guc_fw->guc_fw_minor_wanted = SKL_FW_MINOR; -- cgit v1.2.3 From e2d214ae2b343abbdc073a800fed924bdd124cfe Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Thu, 13 Oct 2016 11:03:04 +0100 Subject: drm/i915: Make IS_BROXTON only take dev_priv Saves 1392 bytes of .rodata strings. Also change a few function/macro prototypes in i915_gem_gtt.c from dev to dev_priv where it made more sense to do so. v2: Add parantheses around dev_priv. (Ville Syrjala) v3: Mention function prototype changes. (David Weinehall) Signed-off-by: Tvrtko Ursulin Cc: David Weinehall Acked-by: Daniel Vetter Acked-by: Jani Nikula Acked-by: Chris Wilson Acked-by: Maarten Lankhorst Reviewed-by: David Weinehall --- drivers/gpu/drm/i915/i915_drv.c | 2 +- drivers/gpu/drm/i915/i915_drv.h | 5 +++-- drivers/gpu/drm/i915/i915_gem_gtt.c | 40 +++++++++++++++++---------------- drivers/gpu/drm/i915/i915_irq.c | 2 +- drivers/gpu/drm/i915/intel_ddi.c | 4 ++-- drivers/gpu/drm/i915/intel_display.c | 31 ++++++++++++++----------- drivers/gpu/drm/i915/intel_dp.c | 16 ++++++------- drivers/gpu/drm/i915/intel_dpll_mgr.c | 2 +- drivers/gpu/drm/i915/intel_dsi.c | 27 +++++++++++----------- drivers/gpu/drm/i915/intel_dsi_pll.c | 26 ++++++++++----------- drivers/gpu/drm/i915/intel_guc_loader.c | 8 +++---- drivers/gpu/drm/i915/intel_hdmi.c | 6 ++--- drivers/gpu/drm/i915/intel_runtime_pm.c | 2 +- 13 files changed, 89 insertions(+), 82 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 5dd56d9ea905..64e31cd25dea 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -2414,7 +2414,7 @@ static int intel_runtime_resume(struct device *kdev) if (IS_GEN6(dev_priv)) intel_init_pch_refclk(dev); - if (IS_BROXTON(dev)) { + if (IS_BROXTON(dev_priv)) { bxt_disable_dc9(dev_priv); bxt_display_core_init(dev_priv, true); if (dev_priv->csr.dmc_payload && diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index a354d0e948ec..39d685020f6e 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2660,7 +2660,7 @@ struct drm_i915_cmd_table { #define IS_HASWELL(dev_priv) ((dev_priv)->info.is_haswell) #define IS_BROADWELL(dev_priv) ((dev_priv)->info.is_broadwell) #define IS_SKYLAKE(dev_priv) ((dev_priv)->info.is_skylake) -#define IS_BROXTON(dev) (INTEL_INFO(dev)->is_broxton) +#define IS_BROXTON(dev_priv) ((dev_priv)->info.is_broxton) #define IS_KABYLAKE(dev_priv) ((dev_priv)->info.is_kabylake) #define IS_MOBILE(dev) (INTEL_INFO(dev)->is_mobile) #define IS_HSW_EARLY_SDV(dev_priv) (IS_HASWELL(dev_priv) && \ @@ -2720,7 +2720,8 @@ struct drm_i915_cmd_table { #define BXT_REVID_B0 0x3 #define BXT_REVID_C0 0x9 -#define IS_BXT_REVID(p, since, until) (IS_BROXTON(p) && IS_REVID(p, since, until)) +#define IS_BXT_REVID(dev_priv, since, until) \ + (IS_BROXTON(dev_priv) && IS_REVID(dev_priv, since, until)) #define KBL_REVID_A0 0x0 #define KBL_REVID_B0 0x1 diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 1f788d10b56b..1eef0de03159 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -373,27 +373,29 @@ static void *kmap_page_dma(struct i915_page_dma *p) /* We use the flushing unmap only with ppgtt structures: * page directories, page tables and scratch pages. */ -static void kunmap_page_dma(struct drm_device *dev, void *vaddr) +static void kunmap_page_dma(struct drm_i915_private *dev_priv, void *vaddr) { /* There are only few exceptions for gen >=6. chv and bxt. * And we are not sure about the latter so play safe for now. */ - if (IS_CHERRYVIEW(dev) || IS_BROXTON(dev)) + if (IS_CHERRYVIEW(dev_priv) || IS_BROXTON(dev_priv)) drm_clflush_virt_range(vaddr, PAGE_SIZE); kunmap_atomic(vaddr); } #define kmap_px(px) kmap_page_dma(px_base(px)) -#define kunmap_px(ppgtt, vaddr) kunmap_page_dma((ppgtt)->base.dev, (vaddr)) +#define kunmap_px(ppgtt, vaddr) \ + kunmap_page_dma(to_i915((ppgtt)->base.dev), (vaddr)) #define setup_px(dev, px) setup_page_dma((dev), px_base(px)) #define cleanup_px(dev, px) cleanup_page_dma((dev), px_base(px)) -#define fill_px(dev, px, v) fill_page_dma((dev), px_base(px), (v)) -#define fill32_px(dev, px, v) fill_page_dma_32((dev), px_base(px), (v)) +#define fill_px(dev_priv, px, v) fill_page_dma((dev_priv), px_base(px), (v)) +#define fill32_px(dev_priv, px, v) \ + fill_page_dma_32((dev_priv), px_base(px), (v)) -static void fill_page_dma(struct drm_device *dev, struct i915_page_dma *p, - const uint64_t val) +static void fill_page_dma(struct drm_i915_private *dev_priv, + struct i915_page_dma *p, const uint64_t val) { int i; uint64_t * const vaddr = kmap_page_dma(p); @@ -401,17 +403,17 @@ static void fill_page_dma(struct drm_device *dev, struct i915_page_dma *p, for (i = 0; i < 512; i++) vaddr[i] = val; - kunmap_page_dma(dev, vaddr); + kunmap_page_dma(dev_priv, vaddr); } -static void fill_page_dma_32(struct drm_device *dev, struct i915_page_dma *p, - const uint32_t val32) +static void fill_page_dma_32(struct drm_i915_private *dev_priv, + struct i915_page_dma *p, const uint32_t val32) { uint64_t v = val32; v = v << 32 | val32; - fill_page_dma(dev, p, v); + fill_page_dma(dev_priv, p, v); } static int @@ -474,7 +476,7 @@ static void gen8_initialize_pt(struct i915_address_space *vm, scratch_pte = gen8_pte_encode(vm->scratch_page.daddr, I915_CACHE_LLC, true); - fill_px(vm->dev, pt, scratch_pte); + fill_px(to_i915(vm->dev), pt, scratch_pte); } static void gen6_initialize_pt(struct i915_address_space *vm, @@ -487,7 +489,7 @@ static void gen6_initialize_pt(struct i915_address_space *vm, scratch_pte = vm->pte_encode(vm->scratch_page.daddr, I915_CACHE_LLC, true, 0); - fill32_px(vm->dev, pt, scratch_pte); + fill32_px(to_i915(vm->dev), pt, scratch_pte); } static struct i915_page_directory *alloc_pd(struct drm_device *dev) @@ -534,7 +536,7 @@ static void gen8_initialize_pd(struct i915_address_space *vm, scratch_pde = gen8_pde_encode(px_dma(vm->scratch_pt), I915_CACHE_LLC); - fill_px(vm->dev, pd, scratch_pde); + fill_px(to_i915(vm->dev), pd, scratch_pde); } static int __pdp_init(struct drm_device *dev, @@ -615,7 +617,7 @@ static void gen8_initialize_pdp(struct i915_address_space *vm, scratch_pdpe = gen8_pdpe_encode(px_dma(vm->scratch_pd), I915_CACHE_LLC); - fill_px(vm->dev, pdp, scratch_pdpe); + fill_px(to_i915(vm->dev), pdp, scratch_pdpe); } static void gen8_initialize_pml4(struct i915_address_space *vm, @@ -626,7 +628,7 @@ static void gen8_initialize_pml4(struct i915_address_space *vm, scratch_pml4e = gen8_pml4e_encode(px_dma(vm->scratch_pdp), I915_CACHE_LLC); - fill_px(vm->dev, pml4, scratch_pml4e); + fill_px(to_i915(vm->dev), pml4, scratch_pml4e); } static void @@ -2137,7 +2139,7 @@ static void gtt_write_workarounds(struct drm_device *dev) I915_WRITE(GEN8_L3_LRA_1_GPGPU, GEN8_L3_LRA_1_GPGPU_DEFAULT_VALUE_CHV); else if (IS_SKYLAKE(dev_priv)) I915_WRITE(GEN8_L3_LRA_1_GPGPU, GEN9_L3_LRA_1_GPGPU_DEFAULT_VALUE_SKL); - else if (IS_BROXTON(dev)) + else if (IS_BROXTON(dev_priv)) I915_WRITE(GEN8_L3_LRA_1_GPGPU, GEN9_L3_LRA_1_GPGPU_DEFAULT_VALUE_BXT); } @@ -2918,7 +2920,7 @@ static int ggtt_probe_common(struct i915_ggtt *ggtt, u64 size) * resort to an uncached mapping. The WC issue is easily caught by the * readback check when writing GTT PTE entries. */ - if (IS_BROXTON(ggtt->base.dev)) + if (IS_BROXTON(to_i915(ggtt->base.dev))) ggtt->gsm = ioremap_nocache(phys_addr, size); else ggtt->gsm = ioremap_wc(phys_addr, size); @@ -3290,7 +3292,7 @@ void i915_gem_restore_gtt_mappings(struct drm_device *dev) ggtt->base.closed = false; if (INTEL_INFO(dev)->gen >= 8) { - if (IS_CHERRYVIEW(dev) || IS_BROXTON(dev)) + if (IS_CHERRYVIEW(dev_priv) || IS_BROXTON(dev_priv)) chv_setup_private_ppat(dev_priv); else bdw_setup_private_ppat(dev_priv); diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 4eae1beb0d4f..a450edaec33d 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -4594,7 +4594,7 @@ void intel_irq_init(struct drm_i915_private *dev_priv) dev->driver->irq_uninstall = gen8_irq_uninstall; dev->driver->enable_vblank = gen8_enable_vblank; dev->driver->disable_vblank = gen8_disable_vblank; - if (IS_BROXTON(dev)) + if (IS_BROXTON(dev_priv)) dev_priv->display.hpd_irq_setup = bxt_hpd_irq_setup; else if (HAS_PCH_SPT(dev_priv) || HAS_PCH_KBP(dev_priv)) dev_priv->display.hpd_irq_setup = spt_hpd_irq_setup; diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index 07164e250adf..a76afd7a6616 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -2509,7 +2509,7 @@ void intel_ddi_init(struct drm_device *dev, enum port port) * configuration so that we use the proper lane count for our * calculations. */ - if (IS_BROXTON(dev) && port == PORT_A) { + if (IS_BROXTON(dev_priv) && port == PORT_A) { if (!(intel_dig_port->saved_port_bits & DDI_A_4_LANES)) { DRM_DEBUG_KMS("BXT BIOS forgot to set DDI_A_4_LANES for port A; fixing\n"); intel_dig_port->saved_port_bits |= DDI_A_4_LANES; @@ -2533,7 +2533,7 @@ void intel_ddi_init(struct drm_device *dev, enum port port) * On BXT A0/A1, sw needs to activate DDIA HPD logic and * interrupts to check the external panel connection. */ - if (IS_BXT_REVID(dev, 0, BXT_REVID_A1) && port == PORT_B) + if (IS_BXT_REVID(dev_priv, 0, BXT_REVID_A1) && port == PORT_B) dev_priv->hotplug.irq_port[PORT_A] = intel_dig_port; else dev_priv->hotplug.irq_port[port] = intel_dig_port; diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 1a2b3be4d882..e07c34478e09 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -600,7 +600,7 @@ int chv_calc_dpll_params(int refclk, struct dpll *clock) * the given connectors. */ -static bool intel_PLL_is_valid(struct drm_device *dev, +static bool intel_PLL_is_valid(struct drm_i915_private *dev_priv, const struct intel_limit *limit, const struct dpll *clock) { @@ -613,12 +613,13 @@ static bool intel_PLL_is_valid(struct drm_device *dev, if (clock->m1 < limit->m1.min || limit->m1.max < clock->m1) INTELPllInvalid("m1 out of range\n"); - if (!IS_PINEVIEW(dev) && !IS_VALLEYVIEW(dev) && - !IS_CHERRYVIEW(dev) && !IS_BROXTON(dev)) + if (!IS_PINEVIEW(dev_priv) && !IS_VALLEYVIEW(dev_priv) && + !IS_CHERRYVIEW(dev_priv) && !IS_BROXTON(dev_priv)) if (clock->m1 <= clock->m2) INTELPllInvalid("m1 <= m2\n"); - if (!IS_VALLEYVIEW(dev) && !IS_CHERRYVIEW(dev) && !IS_BROXTON(dev)) { + if (!IS_VALLEYVIEW(dev_priv) && !IS_CHERRYVIEW(dev_priv) && + !IS_BROXTON(dev_priv)) { if (clock->p < limit->p.min || limit->p.max < clock->p) INTELPllInvalid("p out of range\n"); if (clock->m < limit->m.min || limit->m.max < clock->m) @@ -698,7 +699,8 @@ i9xx_find_best_dpll(const struct intel_limit *limit, int this_err; i9xx_calc_dpll_params(refclk, &clock); - if (!intel_PLL_is_valid(dev, limit, + if (!intel_PLL_is_valid(to_i915(dev), + limit, &clock)) continue; if (match_clock && @@ -753,7 +755,8 @@ pnv_find_best_dpll(const struct intel_limit *limit, int this_err; pnv_calc_dpll_params(refclk, &clock); - if (!intel_PLL_is_valid(dev, limit, + if (!intel_PLL_is_valid(to_i915(dev), + limit, &clock)) continue; if (match_clock && @@ -813,7 +816,8 @@ g4x_find_best_dpll(const struct intel_limit *limit, int this_err; i9xx_calc_dpll_params(refclk, &clock); - if (!intel_PLL_is_valid(dev, limit, + if (!intel_PLL_is_valid(to_i915(dev), + limit, &clock)) continue; @@ -909,7 +913,8 @@ vlv_find_best_dpll(const struct intel_limit *limit, vlv_calc_dpll_params(refclk, &clock); - if (!intel_PLL_is_valid(dev, limit, + if (!intel_PLL_is_valid(to_i915(dev), + limit, &clock)) continue; @@ -977,7 +982,7 @@ chv_find_best_dpll(const struct intel_limit *limit, chv_calc_dpll_params(refclk, &clock); - if (!intel_PLL_is_valid(dev, limit, &clock)) + if (!intel_PLL_is_valid(to_i915(dev), limit, &clock)) continue; if (!vlv_PLL_is_optimal(dev, target, &clock, best_clock, @@ -5850,7 +5855,7 @@ static void intel_update_max_cdclk(struct drm_device *dev) max_cdclk = 308571; dev_priv->max_cdclk_freq = skl_calc_cdclk(max_cdclk, vco); - } else if (IS_BROXTON(dev)) { + } else if (IS_BROXTON(dev_priv)) { dev_priv->max_cdclk_freq = 624000; } else if (IS_BROADWELL(dev_priv)) { /* @@ -10648,7 +10653,7 @@ static void haswell_get_ddi_port_state(struct intel_crtc *crtc, if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) skylake_get_ddi_pll(dev_priv, port, pipe_config); - else if (IS_BROXTON(dev)) + else if (IS_BROXTON(dev_priv)) bxt_get_ddi_pll(dev_priv, port, pipe_config); else haswell_get_ddi_pll(dev_priv, port, pipe_config); @@ -12806,7 +12811,7 @@ static void intel_dump_pipe_config(struct intel_crtc *crtc, DRM_DEBUG_KMS("ips: %i\n", pipe_config->ips_enabled); DRM_DEBUG_KMS("double wide: %i\n", pipe_config->double_wide); - if (IS_BROXTON(dev)) { + if (IS_BROXTON(dev_priv)) { DRM_DEBUG_KMS("dpll_hw_state: ebb0: 0x%x, ebb4: 0x%x," "pll0: 0x%x, pll1: 0x%x, pll2: 0x%x, pll3: 0x%x, " "pll6: 0x%x, pll8: 0x%x, pll9: 0x%x, pll10: 0x%x, pcsdw12: 0x%x\n", @@ -15399,7 +15404,7 @@ static void intel_setup_outputs(struct drm_device *dev) if (intel_crt_present(dev)) intel_crt_init(dev); - if (IS_BROXTON(dev)) { + if (IS_BROXTON(dev_priv)) { /* * FIXME: Broxton doesn't support port detection via the * DDI_BUF_CTL_A or SFUSE_STRAP registers, find another way to diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index d62f318bf758..28962788b08b 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -571,7 +571,7 @@ void intel_power_sequencer_reset(struct drm_i915_private *dev_priv) struct intel_encoder *encoder; if (WARN_ON(!IS_VALLEYVIEW(dev) && !IS_CHERRYVIEW(dev) && - !IS_BROXTON(dev))) + !IS_BROXTON(dev_priv))) return; /* @@ -591,7 +591,7 @@ void intel_power_sequencer_reset(struct drm_i915_private *dev_priv) continue; intel_dp = enc_to_intel_dp(&encoder->base); - if (IS_BROXTON(dev)) + if (IS_BROXTON(dev_priv)) intel_dp->pps_reset = true; else intel_dp->pps_pipe = INVALID_PIPE; @@ -2981,7 +2981,7 @@ intel_dp_voltage_max(struct intel_dp *intel_dp) struct drm_i915_private *dev_priv = to_i915(dev); enum port port = dp_to_dig_port(intel_dp)->port; - if (IS_BROXTON(dev)) + if (IS_BROXTON(dev_priv)) return DP_TRAIN_VOLTAGE_SWING_LEVEL_3; else if (INTEL_INFO(dev)->gen >= 9) { if (dev_priv->vbt.edp.low_vswing && port == PORT_A) @@ -3344,7 +3344,7 @@ intel_dp_set_signal_levels(struct intel_dp *intel_dp) if (HAS_DDI(dev_priv)) { signal_levels = ddi_signal_levels(intel_dp); - if (IS_BROXTON(dev)) + if (IS_BROXTON(dev_priv)) signal_levels = 0; else mask = DDI_BUF_EMP_MASK; @@ -5072,7 +5072,7 @@ intel_dp_init_panel_power_sequencer_registers(struct drm_device *dev, (seq->t10 << PANEL_POWER_DOWN_DELAY_SHIFT); /* Compute the divisor for the pp clock, simply match the Bspec * formula. */ - if (IS_BROXTON(dev)) { + if (IS_BROXTON(dev_priv)) { pp_div = I915_READ(regs.pp_ctrl); pp_div &= ~BXT_POWER_CYCLE_DELAY_MASK; pp_div |= (DIV_ROUND_UP((seq->t11_t12 + 1), 1000) @@ -5098,7 +5098,7 @@ intel_dp_init_panel_power_sequencer_registers(struct drm_device *dev, I915_WRITE(regs.pp_on, pp_on); I915_WRITE(regs.pp_off, pp_off); - if (IS_BROXTON(dev)) + if (IS_BROXTON(dev_priv)) I915_WRITE(regs.pp_ctrl, pp_div); else I915_WRITE(regs.pp_div, pp_div); @@ -5106,7 +5106,7 @@ intel_dp_init_panel_power_sequencer_registers(struct drm_device *dev, DRM_DEBUG_KMS("panel power sequencer register settings: PP_ON %#x, PP_OFF %#x, PP_DIV %#x\n", I915_READ(regs.pp_on), I915_READ(regs.pp_off), - IS_BROXTON(dev) ? + IS_BROXTON(dev_priv) ? (I915_READ(regs.pp_ctrl) & BXT_POWER_CYCLE_DELAY_MASK) : I915_READ(regs.pp_div)); } @@ -5715,7 +5715,7 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port, break; case PORT_B: intel_encoder->hpd_pin = HPD_PORT_B; - if (IS_BXT_REVID(dev, 0, BXT_REVID_A1)) + if (IS_BXT_REVID(dev_priv, 0, BXT_REVID_A1)) intel_encoder->hpd_pin = HPD_PORT_A; break; case PORT_C: diff --git a/drivers/gpu/drm/i915/intel_dpll_mgr.c b/drivers/gpu/drm/i915/intel_dpll_mgr.c index 7cf9d91c0746..605d0b509f24 100644 --- a/drivers/gpu/drm/i915/intel_dpll_mgr.c +++ b/drivers/gpu/drm/i915/intel_dpll_mgr.c @@ -1853,7 +1853,7 @@ void intel_shared_dpll_init(struct drm_device *dev) if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) dpll_mgr = &skl_pll_mgr; - else if (IS_BROXTON(dev)) + else if (IS_BROXTON(dev_priv)) dpll_mgr = &bxt_pll_mgr; else if (HAS_DDI(dev_priv)) dpll_mgr = &hsw_pll_mgr; diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c index 5b1e445a80d0..48e8dd108f4f 100644 --- a/drivers/gpu/drm/i915/intel_dsi.c +++ b/drivers/gpu/drm/i915/intel_dsi.c @@ -437,11 +437,11 @@ static void vlv_dsi_device_ready(struct intel_encoder *encoder) static void intel_dsi_device_ready(struct intel_encoder *encoder) { - struct drm_device *dev = encoder->base.dev; + struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) vlv_dsi_device_ready(encoder); - else if (IS_BROXTON(dev)) + else if (IS_BROXTON(dev_priv)) bxt_dsi_device_ready(encoder); } @@ -464,7 +464,7 @@ static void intel_dsi_port_enable(struct intel_encoder *encoder) } for_each_dsi_port(port, intel_dsi->ports) { - i915_reg_t port_ctrl = IS_BROXTON(dev) ? + i915_reg_t port_ctrl = IS_BROXTON(dev_priv) ? BXT_MIPI_PORT_CTRL(port) : MIPI_PORT_CTRL(port); u32 temp; @@ -494,7 +494,7 @@ static void intel_dsi_port_disable(struct intel_encoder *encoder) enum port port; for_each_dsi_port(port, intel_dsi->ports) { - i915_reg_t port_ctrl = IS_BROXTON(dev) ? + i915_reg_t port_ctrl = IS_BROXTON(dev_priv) ? BXT_MIPI_PORT_CTRL(port) : MIPI_PORT_CTRL(port); u32 temp; @@ -656,7 +656,6 @@ static void intel_dsi_disable(struct intel_encoder *encoder) static void intel_dsi_clear_device_ready(struct intel_encoder *encoder) { - struct drm_device *dev = encoder->base.dev; struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct intel_dsi *intel_dsi = enc_to_intel_dsi(&encoder->base); enum port port; @@ -664,7 +663,7 @@ static void intel_dsi_clear_device_ready(struct intel_encoder *encoder) DRM_DEBUG_KMS("\n"); for_each_dsi_port(port, intel_dsi->ports) { /* Common bit for both MIPI Port A & MIPI Port C on VLV/CHV */ - i915_reg_t port_ctrl = IS_BROXTON(dev) ? + i915_reg_t port_ctrl = IS_BROXTON(dev_priv) ? BXT_MIPI_PORT_CTRL(port) : MIPI_PORT_CTRL(PORT_A); u32 val; @@ -762,7 +761,7 @@ static bool intel_dsi_get_hw_state(struct intel_encoder *encoder, /* XXX: this only works for one DSI output */ for_each_dsi_port(port, intel_dsi->ports) { - i915_reg_t ctrl_reg = IS_BROXTON(dev) ? + i915_reg_t ctrl_reg = IS_BROXTON(dev_priv) ? BXT_MIPI_PORT_CTRL(port) : MIPI_PORT_CTRL(port); bool enabled = I915_READ(ctrl_reg) & DPI_ENABLE; @@ -970,11 +969,11 @@ static void bxt_dsi_get_pipe_config(struct intel_encoder *encoder, static void intel_dsi_get_config(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config) { - struct drm_device *dev = encoder->base.dev; + struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); u32 pclk; DRM_DEBUG_KMS("\n"); - if (IS_BROXTON(dev)) + if (IS_BROXTON(dev_priv)) bxt_dsi_get_pipe_config(encoder, pipe_config); pclk = intel_dsi_get_pclk(encoder, pipe_config->pipe_bpp, @@ -1066,7 +1065,7 @@ static void set_dsi_timings(struct drm_encoder *encoder, hbp = txbyteclkhs(hbp, bpp, lane_count, intel_dsi->burst_mode_ratio); for_each_dsi_port(port, intel_dsi->ports) { - if (IS_BROXTON(dev)) { + if (IS_BROXTON(dev_priv)) { /* * Program hdisplay and vdisplay on MIPI transcoder. * This is different from calculated hactive and @@ -1153,7 +1152,7 @@ static void intel_dsi_prepare(struct intel_encoder *intel_encoder, tmp &= ~READ_REQUEST_PRIORITY_MASK; I915_WRITE(MIPI_CTRL(port), tmp | READ_REQUEST_PRIORITY_HIGH); - } else if (IS_BROXTON(dev)) { + } else if (IS_BROXTON(dev_priv)) { enum pipe pipe = intel_crtc->pipe; tmp = I915_READ(MIPI_CTRL(port)); @@ -1242,7 +1241,7 @@ static void intel_dsi_prepare(struct intel_encoder *intel_encoder, I915_WRITE(MIPI_INIT_COUNT(port), txclkesc(intel_dsi->escape_clk_div, 100)); - if (IS_BROXTON(dev) && (!intel_dsi->dual_link)) { + if (IS_BROXTON(dev_priv) && (!intel_dsi->dual_link)) { /* * BXT spec says write MIPI_INIT_COUNT for * both the ports, even if only one is @@ -1452,7 +1451,7 @@ void intel_dsi_init(struct drm_device *dev) if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) { dev_priv->mipi_mmio_base = VLV_MIPI_BASE; - } else if (IS_BROXTON(dev)) { + } else if (IS_BROXTON(dev_priv)) { dev_priv->mipi_mmio_base = BXT_MIPI_BASE; } else { DRM_ERROR("Unsupported Mipi device to reg base"); diff --git a/drivers/gpu/drm/i915/intel_dsi_pll.c b/drivers/gpu/drm/i915/intel_dsi_pll.c index 6ab58a01b18e..56eff6004bc0 100644 --- a/drivers/gpu/drm/i915/intel_dsi_pll.c +++ b/drivers/gpu/drm/i915/intel_dsi_pll.c @@ -351,7 +351,7 @@ static u32 bxt_dsi_get_pclk(struct intel_encoder *encoder, int pipe_bpp, u32 intel_dsi_get_pclk(struct intel_encoder *encoder, int pipe_bpp, struct intel_crtc_state *config) { - if (IS_BROXTON(encoder->base.dev)) + if (IS_BROXTON(to_i915(encoder->base.dev))) return bxt_dsi_get_pclk(encoder, pipe_bpp, config); else return vlv_dsi_get_pclk(encoder, pipe_bpp, config); @@ -515,11 +515,11 @@ bool intel_dsi_pll_is_enabled(struct drm_i915_private *dev_priv) int intel_compute_dsi_pll(struct intel_encoder *encoder, struct intel_crtc_state *config) { - struct drm_device *dev = encoder->base.dev; + struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) return vlv_compute_dsi_pll(encoder, config); - else if (IS_BROXTON(dev)) + else if (IS_BROXTON(dev_priv)) return bxt_compute_dsi_pll(encoder, config); return -ENODEV; @@ -528,21 +528,21 @@ int intel_compute_dsi_pll(struct intel_encoder *encoder, void intel_enable_dsi_pll(struct intel_encoder *encoder, const struct intel_crtc_state *config) { - struct drm_device *dev = encoder->base.dev; + struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) vlv_enable_dsi_pll(encoder, config); - else if (IS_BROXTON(dev)) + else if (IS_BROXTON(dev_priv)) bxt_enable_dsi_pll(encoder, config); } void intel_disable_dsi_pll(struct intel_encoder *encoder) { - struct drm_device *dev = encoder->base.dev; + struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) vlv_disable_dsi_pll(encoder); - else if (IS_BROXTON(dev)) + else if (IS_BROXTON(dev_priv)) bxt_disable_dsi_pll(encoder); } @@ -564,10 +564,10 @@ static void bxt_dsi_reset_clocks(struct intel_encoder *encoder, enum port port) void intel_dsi_reset_clocks(struct intel_encoder *encoder, enum port port) { - struct drm_device *dev = encoder->base.dev; + struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - if (IS_BROXTON(dev)) + if (IS_BROXTON(dev_priv)) bxt_dsi_reset_clocks(encoder, port); - else if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) + else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) vlv_dsi_reset_clocks(encoder, port); } diff --git a/drivers/gpu/drm/i915/intel_guc_loader.c b/drivers/gpu/drm/i915/intel_guc_loader.c index 688b68a7ae1e..4a34a607e90e 100644 --- a/drivers/gpu/drm/i915/intel_guc_loader.c +++ b/drivers/gpu/drm/i915/intel_guc_loader.c @@ -378,16 +378,16 @@ static int guc_ucode_xfer(struct drm_i915_private *dev_priv) I915_WRITE(GUC_SHIM_CONTROL, GUC_SHIM_CONTROL_VALUE); /* WaDisableMinuteIaClockGating:bxt */ - if (IS_BXT_REVID(dev, 0, BXT_REVID_A1)) { + if (IS_BXT_REVID(dev_priv, 0, BXT_REVID_A1)) { I915_WRITE(GUC_SHIM_CONTROL, (I915_READ(GUC_SHIM_CONTROL) & ~GUC_ENABLE_MIA_CLOCK_GATING)); } /* WaC6DisallowByGfxPause:bxt */ - if (IS_BXT_REVID(dev, 0, BXT_REVID_B0)) + if (IS_BXT_REVID(dev_priv, 0, BXT_REVID_B0)) I915_WRITE(GEN6_GFXPAUSE, 0x30FFF); - if (IS_BROXTON(dev)) + if (IS_BROXTON(dev_priv)) I915_WRITE(GEN9LP_GT_PM_CONFIG, GT_DOORBELL_ENABLE); else I915_WRITE(GEN9_GT_PM_CONFIG, GT_DOORBELL_ENABLE); @@ -732,7 +732,7 @@ void intel_guc_init(struct drm_device *dev) fw_path = I915_SKL_GUC_UCODE; guc_fw->guc_fw_major_wanted = SKL_FW_MAJOR; guc_fw->guc_fw_minor_wanted = SKL_FW_MINOR; - } else if (IS_BROXTON(dev)) { + } else if (IS_BROXTON(dev_priv)) { fw_path = I915_BXT_GUC_UCODE; guc_fw->guc_fw_major_wanted = BXT_FW_MAJOR; guc_fw->guc_fw_minor_wanted = BXT_FW_MINOR; diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index 6607c4e3c36c..f6562451c47e 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -1241,7 +1241,7 @@ static enum drm_mode_status hdmi_port_clock_valid(struct intel_hdmi *hdmi, int clock, bool respect_downstream_limits) { - struct drm_device *dev = intel_hdmi_to_dev(hdmi); + struct drm_i915_private *dev_priv = to_i915(intel_hdmi_to_dev(hdmi)); if (clock < 25000) return MODE_CLOCK_LOW; @@ -1249,11 +1249,11 @@ hdmi_port_clock_valid(struct intel_hdmi *hdmi, return MODE_CLOCK_HIGH; /* BXT DPLL can't generate 223-240 MHz */ - if (IS_BROXTON(dev) && clock > 223333 && clock < 240000) + if (IS_BROXTON(dev_priv) && clock > 223333 && clock < 240000) return MODE_CLOCK_RANGE; /* CHV DPLL can't generate 216-240 MHz */ - if (IS_CHERRYVIEW(dev) && clock > 216000 && clock < 240000) + if (IS_CHERRYVIEW(dev_priv) && clock > 216000 && clock < 240000) return MODE_CLOCK_RANGE; return MODE_OK; diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index 025fbd522819..e4bb85c9c6e1 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -2596,7 +2596,7 @@ void intel_power_domains_init_hw(struct drm_i915_private *dev_priv, bool resume) if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) { skl_display_core_init(dev_priv, resume); - } else if (IS_BROXTON(dev)) { + } else if (IS_BROXTON(dev_priv)) { bxt_display_core_init(dev_priv, resume); } else if (IS_CHERRYVIEW(dev)) { mutex_lock(&power_domains->lock); -- cgit v1.2.3 From 3c9192bc08dd96b641ce65d7596a7f56a73334d8 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Thu, 13 Oct 2016 11:03:05 +0100 Subject: drm/i915: Make HAS_L3_DPF only take dev_priv Saves 472 bytes of .rodata strings. v2: Add parantheses around dev_priv. (Ville Syrjala) Signed-off-by: Tvrtko Ursulin Reviewed-by: David Weinehall Acked-by: Daniel Vetter Acked-by: Jani Nikula Acked-by: Chris Wilson Acked-by: Maarten Lankhorst --- drivers/gpu/drm/i915/i915_drv.h | 2 +- drivers/gpu/drm/i915/i915_irq.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 39d685020f6e..93ce0e9ada50 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2865,7 +2865,7 @@ struct drm_i915_cmd_table { #define HAS_GMCH_DISPLAY(dev_priv) ((dev_priv)->info.has_gmch_display) /* DPF == dynamic parity feature */ -#define HAS_L3_DPF(dev) (INTEL_INFO(dev)->has_l3_dpf) +#define HAS_L3_DPF(dev_priv) ((dev_priv)->info.has_l3_dpf) #define NUM_L3_SLICES(dev_priv) (IS_HSW_GT3(dev_priv) ? \ 2 : HAS_L3_DPF(dev_priv)) diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index a450edaec33d..d09f16edff76 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -3589,7 +3589,7 @@ static void gen5_gt_irq_postinstall(struct drm_device *dev) pm_irqs = gt_irqs = 0; dev_priv->gt_irq_mask = ~0; - if (HAS_L3_DPF(dev)) { + if (HAS_L3_DPF(dev_priv)) { /* L3 parity interrupt is always unmasked. */ dev_priv->gt_irq_mask = ~GT_PARITY_ERROR(dev_priv); gt_irqs |= GT_PARITY_ERROR(dev_priv); -- cgit v1.2.3 From 9beb5fea044e32848b56bb3c17f79d3ed2a2efb8 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Thu, 13 Oct 2016 11:03:06 +0100 Subject: drm/i915: Make IS_G4X only take dev_priv Saves 472 bytes of .rodata strings. v2: Add parantheses around dev_priv. (Ville Syrjala) Signed-off-by: Tvrtko Ursulin Reviewed-by: David Weinehall Acked-by: Daniel Vetter Acked-by: Jani Nikula Acked-by: Chris Wilson Acked-by: Maarten Lankhorst --- drivers/gpu/drm/i915/i915_drv.h | 2 +- drivers/gpu/drm/i915/i915_gem_stolen.c | 5 +++-- drivers/gpu/drm/i915/i915_suspend.c | 4 ++-- drivers/gpu/drm/i915/intel_crt.c | 2 +- drivers/gpu/drm/i915/intel_display.c | 40 ++++++++++++++++++---------------- drivers/gpu/drm/i915/intel_dp.c | 2 +- drivers/gpu/drm/i915/intel_hdmi.c | 4 ++-- drivers/gpu/drm/i915/intel_pm.c | 4 ++-- 8 files changed, 33 insertions(+), 30 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 93ce0e9ada50..f9ef7334f6dd 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2645,7 +2645,7 @@ struct drm_i915_cmd_table { #define IS_BROADWATER(dev) (INTEL_INFO(dev)->is_broadwater) #define IS_CRESTLINE(dev) (INTEL_INFO(dev)->is_crestline) #define IS_GM45(dev_priv) (INTEL_DEVID(dev_priv) == 0x2A42) -#define IS_G4X(dev) (INTEL_INFO(dev)->is_g4x) +#define IS_G4X(dev_priv) ((dev_priv)->info.is_g4x) #define IS_PINEVIEW_G(dev_priv) (INTEL_DEVID(dev_priv) == 0xa001) #define IS_PINEVIEW_M(dev_priv) (INTEL_DEVID(dev_priv) == 0xa011) #define IS_PINEVIEW(dev) (INTEL_INFO(dev)->is_pineview) diff --git a/drivers/gpu/drm/i915/i915_gem_stolen.c b/drivers/gpu/drm/i915/i915_gem_stolen.c index 3508120b8c90..d1b40bce0249 100644 --- a/drivers/gpu/drm/i915/i915_gem_stolen.c +++ b/drivers/gpu/drm/i915/i915_gem_stolen.c @@ -204,7 +204,8 @@ static unsigned long i915_stolen_to_physical(struct drm_device *dev) return 0; /* make sure we don't clobber the GTT if it's within stolen memory */ - if (INTEL_INFO(dev)->gen <= 4 && !IS_G33(dev) && !IS_G4X(dev)) { + if (INTEL_GEN(dev_priv) <= 4 && !IS_G33(dev_priv) && + !IS_G4X(dev_priv)) { struct { u32 start, end; } stolen[2] = { @@ -437,7 +438,7 @@ int i915_gem_init_stolen(struct drm_device *dev) case 3: break; case 4: - if (IS_G4X(dev)) + if (IS_G4X(dev_priv)) g4x_get_stolen_reserved(dev_priv, &reserved_base, &reserved_size); break; diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c index a0af170062b1..7870856fccd0 100644 --- a/drivers/gpu/drm/i915/i915_suspend.c +++ b/drivers/gpu/drm/i915/i915_suspend.c @@ -38,7 +38,7 @@ static void i915_save_display(struct drm_device *dev) dev_priv->regfile.saveDSPARB = I915_READ(DSPARB); /* save FBC interval */ - if (HAS_FBC(dev) && INTEL_INFO(dev)->gen <= 4 && !IS_G4X(dev)) + if (HAS_FBC(dev_priv) && INTEL_GEN(dev_priv) <= 4 && !IS_G4X(dev_priv)) dev_priv->regfile.saveFBC_CONTROL = I915_READ(FBC_CONTROL); } @@ -54,7 +54,7 @@ static void i915_restore_display(struct drm_device *dev) intel_fbc_global_disable(dev_priv); /* restore FBC interval */ - if (HAS_FBC(dev) && INTEL_INFO(dev)->gen <= 4 && !IS_G4X(dev)) + if (HAS_FBC(dev_priv) && INTEL_GEN(dev_priv) <= 4 && !IS_G4X(dev_priv)) I915_WRITE(FBC_CONTROL, dev_priv->regfile.saveFBC_CONTROL); i915_redisable_vga(dev); diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index d4388c03b4da..d456786f5813 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -771,7 +771,7 @@ static int intel_crt_get_modes(struct drm_connector *connector) i2c = intel_gmbus_get_adapter(dev_priv, dev_priv->vbt.crt_ddc_pin); ret = intel_crt_ddc_get_modes(connector, i2c); - if (ret || !IS_G4X(dev)) + if (ret || !IS_G4X(dev_priv)) goto out; /* Try to probe digital port for output in DVI-I -> VGA mode. */ diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index e07c34478e09..749bc3299206 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -3071,7 +3071,7 @@ static void i9xx_update_primary_plane(struct drm_plane *primary, fb->modifier[0] == I915_FORMAT_MOD_X_TILED) dspcntr |= DISPPLANE_TILED; - if (IS_G4X(dev)) + if (IS_G4X(dev_priv)) dspcntr |= DISPPLANE_TRICKLE_FEED_DISABLE; intel_add_fb_offsets(&x, &y, plane_state, 0); @@ -7224,7 +7224,7 @@ static int intel_crtc_compute_config(struct intel_crtc *crtc, /* Cantiga+ cannot handle modes with a hsync front porch of 0. * WaPruneModeWithIncorrectHsyncOffset:ctg,elk,ilk,snb,ivb,vlv,hsw. */ - if ((INTEL_INFO(dev)->gen > 4 || IS_G4X(dev)) && + if ((INTEL_GEN(dev_priv) > 4 || IS_G4X(dev_priv)) && adjusted_mode->crtc_hsync_start == adjusted_mode->crtc_hdisplay) return -EINVAL; @@ -7538,7 +7538,7 @@ static unsigned int intel_hpll_vco(struct drm_device *dev) /* FIXME other chipsets? */ if (IS_GM45(dev_priv)) vco_table = ctg_vco; - else if (IS_G4X(dev)) + else if (IS_G4X(dev_priv)) vco_table = elk_vco; else if (IS_CRESTLINE(dev)) vco_table = cl_vco; @@ -8172,7 +8172,7 @@ static void i9xx_compute_dpll(struct intel_crtc *crtc, dpll |= (1 << (clock->p1 - 1)) << DPLL_FPA01_P1_POST_DIV_SHIFT_PINEVIEW; else { dpll |= (1 << (clock->p1 - 1)) << DPLL_FPA01_P1_POST_DIV_SHIFT; - if (IS_G4X(dev) && reduced_clock) + if (IS_G4X(dev_priv) && reduced_clock) dpll |= (1 << (reduced_clock->p1 - 1)) << DPLL_FPA1_P1_POST_DIV_SHIFT; } switch (clock->p2) { @@ -8414,7 +8414,8 @@ static void i9xx_set_pipeconf(struct intel_crtc *intel_crtc) pipeconf |= PIPECONF_DOUBLE_WIDE; /* only g4x and later have fancy bpc/dither controls */ - if (IS_G4X(dev) || IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) { + if (IS_G4X(dev_priv) || IS_VALLEYVIEW(dev_priv) || + IS_CHERRYVIEW(dev_priv)) { /* Bspec claims that we can't use dithering for 30bpp pipes. */ if (intel_crtc->config->dither && intel_crtc->config->pipe_bpp != 30) pipeconf |= PIPECONF_DITHER_EN | @@ -8831,7 +8832,8 @@ static bool i9xx_get_pipe_config(struct intel_crtc *crtc, if (!(tmp & PIPECONF_ENABLE)) goto out; - if (IS_G4X(dev) || IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) { + if (IS_G4X(dev_priv) || IS_VALLEYVIEW(dev_priv) || + IS_CHERRYVIEW(dev_priv)) { switch (tmp & PIPECONF_BPC_MASK) { case PIPECONF_6BPC: pipe_config->pipe_bpp = 18; @@ -11580,7 +11582,7 @@ static bool __pageflip_finished_cs(struct intel_crtc *crtc, * really needed there. But since ctg has the registers, * include it in the check anyway. */ - if (INTEL_INFO(dev)->gen < 5 && !IS_G4X(dev)) + if (INTEL_GEN(dev_priv) < 5 && !IS_G4X(dev_priv)) return true; /* @@ -12243,7 +12245,7 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, atomic_inc(&intel_crtc->unpin_work_count); - if (INTEL_INFO(dev)->gen >= 5 || IS_G4X(dev)) + if (INTEL_GEN(dev_priv) >= 5 || IS_G4X(dev_priv)) work->flip_count = I915_READ(PIPE_FLIPCOUNT_G4X(pipe)) + 1; if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) { @@ -12703,15 +12705,16 @@ static int compute_baseline_pipe_bpp(struct intel_crtc *crtc, struct intel_crtc_state *pipe_config) { - struct drm_device *dev = crtc->base.dev; + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); struct drm_atomic_state *state; struct drm_connector *connector; struct drm_connector_state *connector_state; int bpp, i; - if ((IS_G4X(dev) || IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev))) + if ((IS_G4X(dev_priv) || IS_VALLEYVIEW(dev_priv) || + IS_CHERRYVIEW(dev_priv))) bpp = 10*3; - else if (INTEL_INFO(dev)->gen >= 5) + else if (INTEL_GEN(dev_priv) >= 5) bpp = 12*3; else bpp = 8*3; @@ -13402,7 +13405,7 @@ intel_pipe_config_compare(struct drm_device *dev, PIPE_CONF_CHECK_X(dsi_pll.ctrl); PIPE_CONF_CHECK_X(dsi_pll.div); - if (IS_G4X(dev) || INTEL_INFO(dev)->gen >= 5) + if (IS_G4X(dev_priv) || INTEL_GEN(dev_priv) >= 5) PIPE_CONF_CHECK_I(pipe_bpp); PIPE_CONF_CHECK_CLOCK_FUZZY(base.adjusted_mode.crtc_clock); @@ -14964,7 +14967,7 @@ static struct drm_plane *intel_primary_plane_create(struct drm_device *dev, intel_primary_formats, num_formats, DRM_PLANE_TYPE_PRIMARY, "plane 1%c", pipe_name(pipe)); - else if (INTEL_INFO(dev)->gen >= 5 || IS_G4X(dev)) + else if (INTEL_GEN(dev_priv) >= 5 || IS_G4X(dev_priv)) ret = drm_universal_plane_init(dev, &primary->base, 0, &intel_plane_funcs, intel_primary_formats, num_formats, @@ -15525,12 +15528,12 @@ static void intel_setup_outputs(struct drm_device *dev) if (I915_READ(GEN3_SDVOB) & SDVO_DETECTED) { DRM_DEBUG_KMS("probing SDVOB\n"); found = intel_sdvo_init(dev, GEN3_SDVOB, PORT_B); - if (!found && IS_G4X(dev)) { + if (!found && IS_G4X(dev_priv)) { DRM_DEBUG_KMS("probing HDMI on SDVOB\n"); intel_hdmi_init(dev, GEN4_HDMIB, PORT_B); } - if (!found && IS_G4X(dev)) + if (!found && IS_G4X(dev_priv)) intel_dp_init(dev, DP_B, PORT_B); } @@ -15543,16 +15546,15 @@ static void intel_setup_outputs(struct drm_device *dev) if (!found && (I915_READ(GEN3_SDVOC) & SDVO_DETECTED)) { - if (IS_G4X(dev)) { + if (IS_G4X(dev_priv)) { DRM_DEBUG_KMS("probing HDMI on SDVOC\n"); intel_hdmi_init(dev, GEN4_HDMIC, PORT_C); } - if (IS_G4X(dev)) + if (IS_G4X(dev_priv)) intel_dp_init(dev, DP_C, PORT_C); } - if (IS_G4X(dev) && - (I915_READ(DP_D) & DP_DETECTED)) + if (IS_G4X(dev_priv) && (I915_READ(DP_D) & DP_DETECTED)) intel_dp_init(dev, DP_D, PORT_D); } else if (IS_GEN2(dev)) intel_dvo_init(dev); diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 28962788b08b..63bf500edbbd 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1341,7 +1341,7 @@ intel_dp_set_clock(struct intel_encoder *encoder, const struct dp_link_dpll *divisor = NULL; int i, count = 0; - if (IS_G4X(dev)) { + if (IS_G4X(dev_priv)) { divisor = gen4_dpll; count = ARRAY_SIZE(gen4_dpll); } else if (HAS_PCH_SPLIT(dev_priv)) { diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index f6562451c47e..c7d9cddf4e3e 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -1889,7 +1889,7 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port, intel_hdmi->write_infoframe = vlv_write_infoframe; intel_hdmi->set_infoframes = vlv_set_infoframes; intel_hdmi->infoframe_enabled = vlv_infoframe_enabled; - } else if (IS_G4X(dev)) { + } else if (IS_G4X(dev_priv)) { intel_hdmi->write_infoframe = g4x_write_infoframe; intel_hdmi->set_infoframes = g4x_set_infoframes; intel_hdmi->infoframe_enabled = g4x_infoframe_enabled; @@ -1996,7 +1996,7 @@ void intel_hdmi_init(struct drm_device *dev, * to work on real hardware. And since g4x can send infoframes to * only one port anyway, nothing is lost by allowing it. */ - if (IS_G4X(dev)) + if (IS_G4X(dev_priv)) intel_encoder->cloneable |= 1 << INTEL_OUTPUT_HDMI; intel_dig_port->port = port; diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 78b781adef93..0e3d557f214b 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -326,7 +326,7 @@ void intel_set_memory_cxsr(struct drm_i915_private *dev_priv, bool enable) I915_WRITE(FW_BLC_SELF_VLV, enable ? FW_CSPWRDWNEN : 0); POSTING_READ(FW_BLC_SELF_VLV); dev_priv->wm.vlv.cxsr = enable; - } else if (IS_G4X(dev) || IS_CRESTLINE(dev)) { + } else if (IS_G4X(dev_priv) || IS_CRESTLINE(dev_priv)) { I915_WRITE(FW_BLC_SELF, enable ? FW_BLC_SELF_EN : 0); POSTING_READ(FW_BLC_SELF); } else if (IS_PINEVIEW(dev)) { @@ -7789,7 +7789,7 @@ void intel_init_pm(struct drm_device *dev) dev_priv->display.update_wm = NULL; } else dev_priv->display.update_wm = pineview_update_wm; - } else if (IS_G4X(dev)) { + } else if (IS_G4X(dev_priv)) { dev_priv->display.update_wm = g4x_update_wm; } else if (IS_GEN4(dev)) { dev_priv->display.update_wm = i965_update_wm; -- cgit v1.2.3 From 920a14b2459701196e42a47c7bc1559582e79ab9 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Fri, 14 Oct 2016 10:13:44 +0100 Subject: drm/i915: Make IS_CHERRYVIEW only take dev_priv Saves 864 bytes of .rodata strings and ~100 of .text. v2: Add parantheses around dev_priv. (Ville Syrjala) v3: Rebase. Signed-off-by: Tvrtko Ursulin Reviewed-by: David Weinehall Acked-by: Daniel Vetter Acked-by: Jani Nikula Acked-by: Chris Wilson Acked-by: Maarten Lankhorst --- drivers/gpu/drm/i915/i915_drv.c | 2 +- drivers/gpu/drm/i915/i915_drv.h | 8 ++-- drivers/gpu/drm/i915/i915_gem_gtt.c | 2 +- drivers/gpu/drm/i915/intel_audio.c | 4 +- drivers/gpu/drm/i915/intel_color.c | 2 +- drivers/gpu/drm/i915/intel_display.c | 67 +++++++++++++++++---------------- drivers/gpu/drm/i915/intel_dp.c | 55 ++++++++++++++------------- drivers/gpu/drm/i915/intel_dsi.c | 8 ++-- drivers/gpu/drm/i915/intel_hdmi.c | 10 ++--- drivers/gpu/drm/i915/intel_i2c.c | 2 +- drivers/gpu/drm/i915/intel_pm.c | 4 +- drivers/gpu/drm/i915/intel_psr.c | 4 +- drivers/gpu/drm/i915/intel_runtime_pm.c | 2 +- drivers/gpu/drm/i915/intel_sprite.c | 10 +++-- 14 files changed, 93 insertions(+), 87 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 64e31cd25dea..1b4cfaa0e0e1 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -424,7 +424,7 @@ intel_setup_mchbar(struct drm_device *dev) u32 temp; bool enabled; - if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) return; dev_priv->mchbar_need_disable = false; diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index f9ef7334f6dd..15e81cf01ce2 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2656,7 +2656,7 @@ struct drm_i915_cmd_table { INTEL_DEVID(dev_priv) == 0x0152 || \ INTEL_DEVID(dev_priv) == 0x015a) #define IS_VALLEYVIEW(dev) (INTEL_INFO(dev)->is_valleyview) -#define IS_CHERRYVIEW(dev) (INTEL_INFO(dev)->is_cherryview) +#define IS_CHERRYVIEW(dev_priv) ((dev_priv)->info.is_cherryview) #define IS_HASWELL(dev_priv) ((dev_priv)->info.is_haswell) #define IS_BROADWELL(dev_priv) ((dev_priv)->info.is_broadwell) #define IS_SKYLAKE(dev_priv) ((dev_priv)->info.is_skylake) @@ -3847,11 +3847,11 @@ __raw_write(64, q) #define INTEL_BROADCAST_RGB_FULL 1 #define INTEL_BROADCAST_RGB_LIMITED 2 -static inline i915_reg_t i915_vgacntrl_reg(struct drm_device *dev) +static inline i915_reg_t i915_vgacntrl_reg(struct drm_i915_private *dev_priv) { - if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) return VLV_VGACNTRL; - else if (INTEL_INFO(dev)->gen >= 5) + else if (INTEL_GEN(dev_priv) >= 5) return CPU_VGACNTRL; else return VGACNTRL; diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 1eef0de03159..c3c3f28aa5a1 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -2135,7 +2135,7 @@ static void gtt_write_workarounds(struct drm_device *dev) /* WaIncreaseDefaultTLBEntries:chv,bdw,skl,bxt */ if (IS_BROADWELL(dev_priv)) I915_WRITE(GEN8_L3_LRA_1_GPGPU, GEN8_L3_LRA_1_GPGPU_DEFAULT_VALUE_BDW); - else if (IS_CHERRYVIEW(dev)) + else if (IS_CHERRYVIEW(dev_priv)) I915_WRITE(GEN8_L3_LRA_1_GPGPU, GEN8_L3_LRA_1_GPGPU_DEFAULT_VALUE_CHV); else if (IS_SKYLAKE(dev_priv)) I915_WRITE(GEN8_L3_LRA_1_GPGPU, GEN9_L3_LRA_1_GPGPU_DEFAULT_VALUE_SKL); diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c index e20da59b1020..7093cfbb62b1 100644 --- a/drivers/gpu/drm/i915/intel_audio.c +++ b/drivers/gpu/drm/i915/intel_audio.c @@ -435,8 +435,8 @@ static void ilk_audio_codec_enable(struct drm_connector *connector, aud_config = IBX_AUD_CFG(pipe); aud_cntl_st = IBX_AUD_CNTL_ST(pipe); aud_cntrl_st2 = IBX_AUD_CNTL_ST2; - } else if (IS_VALLEYVIEW(connector->dev) || - IS_CHERRYVIEW(connector->dev)) { + } else if (IS_VALLEYVIEW(dev_priv) || + IS_CHERRYVIEW(dev_priv)) { hdmiw_hdmiedid = VLV_HDMIW_HDMIEDID(pipe); aud_config = VLV_AUD_CFG(pipe); aud_cntl_st = VLV_AUD_CNTL_ST(pipe); diff --git a/drivers/gpu/drm/i915/intel_color.c b/drivers/gpu/drm/i915/intel_color.c index da76a799411a..445108855275 100644 --- a/drivers/gpu/drm/i915/intel_color.c +++ b/drivers/gpu/drm/i915/intel_color.c @@ -534,7 +534,7 @@ void intel_color_init(struct drm_crtc *crtc) drm_mode_crtc_set_gamma_size(crtc, 256); - if (IS_CHERRYVIEW(dev)) { + if (IS_CHERRYVIEW(dev_priv)) { dev_priv->display.load_csc_matrix = cherryview_load_csc_matrix; dev_priv->display.load_luts = cherryview_load_luts; } else if (IS_HASWELL(dev_priv)) { diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 749bc3299206..aaa1c707f6f1 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -849,7 +849,7 @@ static bool vlv_PLL_is_optimal(struct drm_device *dev, int target_freq, * For CHV ignore the error and consider only the P value. * Prefer a bigger P value based on HW requirements. */ - if (IS_CHERRYVIEW(dev)) { + if (IS_CHERRYVIEW(to_i915(dev))) { *error_ppm = 0; return calculated_clock->p > best_clock->p; @@ -1332,7 +1332,7 @@ static void assert_sprites_disabled(struct drm_i915_private *dev_priv, "plane %d assertion failure, should be off on pipe %c but is still active\n", sprite, pipe_name(pipe)); } - } else if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) { + } else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { for_each_sprite(dev_priv, pipe, sprite) { u32 val = I915_READ(SPCNTR(pipe, sprite)); I915_STATE_WARN(val & SP_ENABLE, @@ -3033,7 +3033,7 @@ static void i9xx_update_primary_plane(struct drm_plane *primary, ((crtc_state->pipe_src_h - 1) << 16) | (crtc_state->pipe_src_w - 1)); I915_WRITE(DSPPOS(plane), 0); - } else if (IS_CHERRYVIEW(dev) && plane == PLANE_B) { + } else if (IS_CHERRYVIEW(dev_priv) && plane == PLANE_B) { I915_WRITE(PRIMSIZE(plane), ((crtc_state->pipe_src_h - 1) << 16) | (crtc_state->pipe_src_w - 1)); @@ -5872,7 +5872,7 @@ static void intel_update_max_cdclk(struct drm_device *dev) dev_priv->max_cdclk_freq = 540000; else dev_priv->max_cdclk_freq = 675000; - } else if (IS_CHERRYVIEW(dev)) { + } else if (IS_CHERRYVIEW(dev_priv)) { dev_priv->max_cdclk_freq = 320000; } else if (IS_VALLEYVIEW(dev)) { dev_priv->max_cdclk_freq = 400000; @@ -6674,7 +6674,7 @@ static void valleyview_modeset_commit_cdclk(struct drm_atomic_state *old_state) */ intel_display_power_get(dev_priv, POWER_DOMAIN_PIPE_A); - if (IS_CHERRYVIEW(dev)) + if (IS_CHERRYVIEW(dev_priv)) cherryview_set_cdclk(dev, req_cdclk); else valleyview_set_cdclk(dev, req_cdclk); @@ -6702,7 +6702,7 @@ static void valleyview_crtc_enable(struct intel_crtc_state *pipe_config, intel_set_pipe_timings(intel_crtc); intel_set_pipe_src_size(intel_crtc); - if (IS_CHERRYVIEW(dev) && pipe == PIPE_B) { + if (IS_CHERRYVIEW(dev_priv) && pipe == PIPE_B) { struct drm_i915_private *dev_priv = to_i915(dev); I915_WRITE(CHV_BLEND(pipe), CHV_BLEND_LEGACY); @@ -6717,7 +6717,7 @@ static void valleyview_crtc_enable(struct intel_crtc_state *pipe_config, intel_encoders_pre_pll_enable(crtc, pipe_config, old_state); - if (IS_CHERRYVIEW(dev)) { + if (IS_CHERRYVIEW(dev_priv)) { chv_prepare_pll(intel_crtc, intel_crtc->config); chv_enable_pll(intel_crtc, intel_crtc->config); } else { @@ -6836,7 +6836,7 @@ static void i9xx_crtc_disable(struct intel_crtc_state *old_crtc_state, intel_encoders_post_disable(crtc, old_crtc_state, old_state); if (!intel_crtc_has_type(intel_crtc->config, INTEL_OUTPUT_DSI)) { - if (IS_CHERRYVIEW(dev)) + if (IS_CHERRYVIEW(dev_priv)) chv_disable_pll(dev_priv, pipe); else if (IS_VALLEYVIEW(dev)) vlv_disable_pll(dev_priv, pipe); @@ -7803,8 +7803,8 @@ static void intel_cpu_transcoder_set_m_n(struct intel_crtc *crtc, * for gen < 8) and if DRRS is supported (to make sure the * registers are not unnecessarily accessed). */ - if (m2_n2 && (IS_CHERRYVIEW(dev) || INTEL_INFO(dev)->gen < 8) && - crtc->config->has_drrs) { + if (m2_n2 && (IS_CHERRYVIEW(dev_priv) || + INTEL_GEN(dev_priv) < 8) && crtc->config->has_drrs) { I915_WRITE(PIPE_DATA_M2(transcoder), TU_SIZE(m2_n2->tu) | m2_n2->gmch_m); I915_WRITE(PIPE_DATA_N2(transcoder), m2_n2->gmch_n); @@ -8106,7 +8106,7 @@ int vlv_force_pll_on(struct drm_device *dev, enum pipe pipe, pipe_config->pixel_multiplier = 1; pipe_config->dpll = *dpll; - if (IS_CHERRYVIEW(dev)) { + if (IS_CHERRYVIEW(to_i915(dev))) { chv_compute_dpll(crtc, pipe_config); chv_prepare_pll(crtc, pipe_config); chv_enable_pll(crtc, pipe_config); @@ -8131,7 +8131,7 @@ int vlv_force_pll_on(struct drm_device *dev, enum pipe pipe, */ void vlv_force_pll_off(struct drm_device *dev, enum pipe pipe) { - if (IS_CHERRYVIEW(dev)) + if (IS_CHERRYVIEW(to_i915(dev))) chv_disable_pll(to_i915(dev), pipe); else vlv_disable_pll(to_i915(dev), pipe); @@ -8455,7 +8455,7 @@ static void i9xx_set_pipeconf(struct intel_crtc *intel_crtc) } else pipeconf |= PIPECONF_PROGRESSIVE; - if ((IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) && + if ((IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) && intel_crtc->config->limited_color_range) pipeconf |= PIPECONF_COLOR_RANGE_SELECT; @@ -8849,7 +8849,7 @@ static bool i9xx_get_pipe_config(struct intel_crtc *crtc, } } - if ((IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) && + if ((IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) && (tmp & PIPECONF_COLOR_RANGE_SELECT)) pipe_config->limited_color_range = true; @@ -8863,7 +8863,7 @@ static bool i9xx_get_pipe_config(struct intel_crtc *crtc, if (INTEL_INFO(dev)->gen >= 4) { /* No way to read it out on pipes B and C */ - if (IS_CHERRYVIEW(dev) && crtc->pipe != PIPE_A) + if (IS_CHERRYVIEW(dev_priv) && crtc->pipe != PIPE_A) tmp = dev_priv->chv_dpll_md[crtc->pipe]; else tmp = I915_READ(DPLL_MD(crtc->pipe)); @@ -8884,7 +8884,7 @@ static bool i9xx_get_pipe_config(struct intel_crtc *crtc, pipe_config->pixel_multiplier = 1; } pipe_config->dpll_hw_state.dpll = I915_READ(DPLL(crtc->pipe)); - if (!IS_VALLEYVIEW(dev) && !IS_CHERRYVIEW(dev)) { + if (!IS_VALLEYVIEW(dev_priv) && !IS_CHERRYVIEW(dev_priv)) { /* * DPLL_DVO_2X_MODE must be enabled for both DPLLs * on 830. Filter it out here so that we don't @@ -8902,7 +8902,7 @@ static bool i9xx_get_pipe_config(struct intel_crtc *crtc, DPLL_PORTB_READY_MASK); } - if (IS_CHERRYVIEW(dev)) + if (IS_CHERRYVIEW(dev_priv)) chv_crtc_clock_get(crtc, pipe_config); else if (IS_VALLEYVIEW(dev)) vlv_crtc_clock_get(crtc, pipe_config); @@ -12248,7 +12248,7 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, if (INTEL_GEN(dev_priv) >= 5 || IS_G4X(dev_priv)) work->flip_count = I915_READ(PIPE_FLIPCOUNT_G4X(pipe)) + 1; - if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) { + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { engine = dev_priv->engine[BCS]; if (fb->modifier[0] != old_fb->modifier[0]) /* vlv: DISPLAY_FLIP fails to change tiling */ @@ -13346,7 +13346,7 @@ intel_pipe_config_compare(struct drm_device *dev, PIPE_CONF_CHECK_I(pixel_multiplier); PIPE_CONF_CHECK_I(has_hdmi_sink); if ((INTEL_GEN(dev_priv) < 8 && !IS_HASWELL(dev_priv)) || - IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) + IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) PIPE_CONF_CHECK_I(limited_color_range); PIPE_CONF_CHECK_I(has_infoframe); @@ -15066,7 +15066,7 @@ intel_check_cursor_plane(struct drm_plane *plane, * display power well must be turned off and on again. * Refuse the put the cursor into that compromised position. */ - if (IS_CHERRYVIEW(plane->dev) && pipe == PIPE_C && + if (IS_CHERRYVIEW(to_i915(plane->dev)) && pipe == PIPE_C && state->base.visible && state->base.crtc_x < 0) { DRM_DEBUG_KMS("CHV cursor C not allowed to straddle the left screen edge\n"); return -EINVAL; @@ -15336,7 +15336,7 @@ static bool intel_crt_present(struct drm_device *dev) if (IS_HSW_ULT(dev_priv) || IS_BDW_ULT(dev_priv)) return false; - if (IS_CHERRYVIEW(dev)) + if (IS_CHERRYVIEW(dev_priv)) return false; if (HAS_PCH_LPT_H(dev_priv) && @@ -15477,7 +15477,7 @@ static void intel_setup_outputs(struct drm_device *dev) if (I915_READ(PCH_DP_D) & DP_DETECTED) intel_dp_init(dev, PCH_DP_D, PORT_D); - } else if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) { + } else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { bool has_edp, has_port; /* @@ -15509,7 +15509,7 @@ static void intel_setup_outputs(struct drm_device *dev) if ((I915_READ(VLV_HDMIC) & SDVO_DETECTED || has_port) && !has_edp) intel_hdmi_init(dev, VLV_HDMIC, PORT_C); - if (IS_CHERRYVIEW(dev)) { + if (IS_CHERRYVIEW(dev_priv)) { /* * eDP not supported on port D, * so no need to worry about it @@ -15627,10 +15627,10 @@ static const struct drm_framebuffer_funcs intel_fb_funcs = { }; static -u32 intel_fb_pitch_limit(struct drm_device *dev, uint64_t fb_modifier, - uint32_t pixel_format) +u32 intel_fb_pitch_limit(struct drm_i915_private *dev_priv, + uint64_t fb_modifier, uint32_t pixel_format) { - u32 gen = INTEL_INFO(dev)->gen; + u32 gen = INTEL_INFO(dev_priv)->gen; if (gen >= 9) { int cpp = drm_format_plane_cpp(pixel_format, 0); @@ -15639,7 +15639,8 @@ u32 intel_fb_pitch_limit(struct drm_device *dev, uint64_t fb_modifier, * pixels and 32K bytes." */ return min(8192 * cpp, 32768); - } else if (gen >= 5 && !IS_VALLEYVIEW(dev) && !IS_CHERRYVIEW(dev)) { + } else if (gen >= 5 && !IS_VALLEYVIEW(dev_priv) && + !IS_CHERRYVIEW(dev_priv)) { return 32*1024; } else if (gen >= 4) { if (fb_modifier == I915_FORMAT_MOD_X_TILED) @@ -15726,7 +15727,7 @@ static int intel_framebuffer_init(struct drm_device *dev, return -EINVAL; } - pitch_limit = intel_fb_pitch_limit(dev, mode_cmd->modifier[0], + pitch_limit = intel_fb_pitch_limit(dev_priv, mode_cmd->modifier[0], mode_cmd->pixel_format); if (mode_cmd->pitches[0] > pitch_limit) { DRM_DEBUG("%s pitch (%u) must be at less than %d\n", @@ -15764,7 +15765,7 @@ static int intel_framebuffer_init(struct drm_device *dev, } break; case DRM_FORMAT_ABGR8888: - if (!IS_VALLEYVIEW(dev) && !IS_CHERRYVIEW(dev) && + if (!IS_VALLEYVIEW(dev_priv) && !IS_CHERRYVIEW(dev_priv) && INTEL_INFO(dev)->gen < 9) { format_name = drm_get_format_name(mode_cmd->pixel_format); DRM_DEBUG("unsupported pixel format: %s\n", format_name); @@ -15783,7 +15784,7 @@ static int intel_framebuffer_init(struct drm_device *dev, } break; case DRM_FORMAT_ABGR2101010: - if (!IS_VALLEYVIEW(dev) && !IS_CHERRYVIEW(dev)) { + if (!IS_VALLEYVIEW(dev_priv) && !IS_CHERRYVIEW(dev_priv)) { format_name = drm_get_format_name(mode_cmd->pixel_format); DRM_DEBUG("unsupported pixel format: %s\n", format_name); kfree(format_name); @@ -16230,7 +16231,7 @@ static void i915_disable_vga(struct drm_device *dev) struct drm_i915_private *dev_priv = to_i915(dev); struct pci_dev *pdev = dev_priv->drm.pdev; u8 sr1; - i915_reg_t vga_reg = i915_vgacntrl_reg(dev); + i915_reg_t vga_reg = i915_vgacntrl_reg(dev_priv); /* WaEnableVGAAccessThroughIOPort:ctg,elk,ilk,snb,ivb,vlv,hsw */ vga_get_uninterruptible(pdev, VGA_RSRC_LEGACY_IO); @@ -16675,7 +16676,7 @@ static void intel_sanitize_encoder(struct intel_encoder *encoder) void i915_redisable_vga_power_on(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); - i915_reg_t vga_reg = i915_vgacntrl_reg(dev); + i915_reg_t vga_reg = i915_vgacntrl_reg(dev_priv); if (!(I915_READ(vga_reg) & VGA_DISP_DISABLE)) { DRM_DEBUG_KMS("Something enabled VGA plane, disabling it\n"); @@ -16913,7 +16914,7 @@ intel_modeset_setup_hw_state(struct drm_device *dev) pll->on = false; } - if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) vlv_wm_get_hw_state(dev); else if (IS_GEN9(dev)) skl_wm_get_hw_state(dev); diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 63bf500edbbd..03379baffe49 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -344,7 +344,7 @@ vlv_power_sequencer_kick(struct intel_dp *intel_dp) DP |= DP_PORT_WIDTH(1); DP |= DP_LINK_TRAIN_PAT_1; - if (IS_CHERRYVIEW(dev)) + if (IS_CHERRYVIEW(dev_priv)) DP |= DP_PIPE_SELECT_CHV(pipe); else if (pipe == PIPE_B) DP |= DP_PIPEB_SELECT; @@ -356,10 +356,10 @@ vlv_power_sequencer_kick(struct intel_dp *intel_dp) * So enable temporarily it if it's not already enabled. */ if (!pll_enabled) { - release_cl_override = IS_CHERRYVIEW(dev) && + release_cl_override = IS_CHERRYVIEW(dev_priv) && !chv_phy_powergate_ch(dev_priv, phy, ch, true); - if (vlv_force_pll_on(dev, pipe, IS_CHERRYVIEW(dev) ? + if (vlv_force_pll_on(dev, pipe, IS_CHERRYVIEW(dev_priv) ? &chv_dpll[0].dpll : &vlv_dpll[0].dpll)) { DRM_ERROR("Failed to force on pll for pipe %c!\n", pipe_name(pipe)); @@ -570,7 +570,7 @@ void intel_power_sequencer_reset(struct drm_i915_private *dev_priv) struct drm_device *dev = &dev_priv->drm; struct intel_encoder *encoder; - if (WARN_ON(!IS_VALLEYVIEW(dev) && !IS_CHERRYVIEW(dev) && + if (WARN_ON(!IS_VALLEYVIEW(dev_priv) && !IS_CHERRYVIEW(dev_priv) && !IS_BROXTON(dev_priv))) return; @@ -664,7 +664,7 @@ static int edp_notify_handler(struct notifier_block *this, unsigned long code, pps_lock(intel_dp); - if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) { + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { enum pipe pipe = vlv_power_sequencer_pipe(intel_dp); i915_reg_t pp_ctrl_reg, pp_div_reg; u32 pp_div; @@ -692,7 +692,7 @@ static bool edp_have_panel_power(struct intel_dp *intel_dp) lockdep_assert_held(&dev_priv->pps_mutex); - if ((IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) && + if ((IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) && intel_dp->pps_pipe == INVALID_PIPE) return false; @@ -706,7 +706,7 @@ static bool edp_have_panel_vdd(struct intel_dp *intel_dp) lockdep_assert_held(&dev_priv->pps_mutex); - if ((IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) && + if ((IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) && intel_dp->pps_pipe == INVALID_PIPE) return false; @@ -1347,7 +1347,7 @@ intel_dp_set_clock(struct intel_encoder *encoder, } else if (HAS_PCH_SPLIT(dev_priv)) { divisor = pch_dpll; count = ARRAY_SIZE(pch_dpll); - } else if (IS_CHERRYVIEW(dev)) { + } else if (IS_CHERRYVIEW(dev_priv)) { divisor = chv_dpll; count = ARRAY_SIZE(chv_dpll); } else if (IS_VALLEYVIEW(dev)) { @@ -1791,7 +1791,8 @@ static void intel_dp_prepare(struct intel_encoder *encoder, I915_WRITE(TRANS_DP_CTL(crtc->pipe), trans_dp); } else { if (!HAS_PCH_SPLIT(dev_priv) && !IS_VALLEYVIEW(dev) && - !IS_CHERRYVIEW(dev) && pipe_config->limited_color_range) + !IS_CHERRYVIEW(dev_priv) && + pipe_config->limited_color_range) intel_dp->DP |= DP_COLOR_RANGE_16_235; if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC) @@ -1803,7 +1804,7 @@ static void intel_dp_prepare(struct intel_encoder *encoder, if (drm_dp_enhanced_frame_cap(intel_dp->dpcd)) intel_dp->DP |= DP_ENHANCED_FRAMING; - if (IS_CHERRYVIEW(dev)) + if (IS_CHERRYVIEW(dev_priv)) intel_dp->DP |= DP_PIPE_SELECT_CHV(crtc->pipe); else if (crtc->pipe == PIPE_B) intel_dp->DP |= DP_PIPEB_SELECT; @@ -2459,7 +2460,7 @@ static bool intel_dp_get_hw_state(struct intel_encoder *encoder, DRM_DEBUG_KMS("No pipe for dp port 0x%x found\n", i915_mmio_reg_offset(intel_dp->output_reg)); - } else if (IS_CHERRYVIEW(dev)) { + } else if (IS_CHERRYVIEW(dev_priv)) { *pipe = DP_PORT_TO_PIPE_CHV(tmp); } else { *pipe = PORT_TO_PIPE(tmp); @@ -2681,7 +2682,7 @@ _intel_dp_set_link_train(struct intel_dp *intel_dp, } } else { - if (IS_CHERRYVIEW(dev)) + if (IS_CHERRYVIEW(dev_priv)) *DP &= ~DP_LINK_TRAIN_MASK_CHV; else *DP &= ~DP_LINK_TRAIN_MASK; @@ -2697,7 +2698,7 @@ _intel_dp_set_link_train(struct intel_dp *intel_dp, *DP |= DP_LINK_TRAIN_PAT_2; break; case DP_TRAINING_PATTERN_3: - if (IS_CHERRYVIEW(dev)) { + if (IS_CHERRYVIEW(dev_priv)) { *DP |= DP_LINK_TRAIN_PAT_3_CHV; } else { DRM_DEBUG_KMS("TPS3 not supported, using TPS2 instead\n"); @@ -2747,7 +2748,7 @@ static void intel_enable_dp(struct intel_encoder *encoder, pps_lock(intel_dp); - if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) vlv_init_panel_power_sequencer(intel_dp); intel_dp_enable_port(intel_dp, pipe_config); @@ -2758,10 +2759,10 @@ static void intel_enable_dp(struct intel_encoder *encoder, pps_unlock(intel_dp); - if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) { + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { unsigned int lane_mask = 0x0; - if (IS_CHERRYVIEW(dev)) + if (IS_CHERRYVIEW(dev_priv)) lane_mask = intel_dp_unused_lane_mask(pipe_config->lane_count); vlv_wait_port_ready(dev_priv, dp_to_dig_port(intel_dp), @@ -2987,7 +2988,7 @@ intel_dp_voltage_max(struct intel_dp *intel_dp) if (dev_priv->vbt.edp.low_vswing && port == PORT_A) return DP_TRAIN_VOLTAGE_SWING_LEVEL_3; return DP_TRAIN_VOLTAGE_SWING_LEVEL_2; - } else if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) + } else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) return DP_TRAIN_VOLTAGE_SWING_LEVEL_3; else if (IS_GEN7(dev) && port == PORT_A) return DP_TRAIN_VOLTAGE_SWING_LEVEL_2; @@ -3348,7 +3349,7 @@ intel_dp_set_signal_levels(struct intel_dp *intel_dp) signal_levels = 0; else mask = DDI_BUF_EMP_MASK; - } else if (IS_CHERRYVIEW(dev)) { + } else if (IS_CHERRYVIEW(dev_priv)) { signal_levels = chv_signal_levels(intel_dp); } else if (IS_VALLEYVIEW(dev)) { signal_levels = vlv_signal_levels(intel_dp); @@ -3448,7 +3449,7 @@ intel_dp_link_down(struct intel_dp *intel_dp) DP &= ~DP_LINK_TRAIN_MASK_CPT; DP |= DP_LINK_TRAIN_PAT_IDLE_CPT; } else { - if (IS_CHERRYVIEW(dev)) + if (IS_CHERRYVIEW(dev_priv)) DP &= ~DP_LINK_TRAIN_MASK_CHV; else DP &= ~DP_LINK_TRAIN_MASK; @@ -5085,7 +5086,7 @@ intel_dp_init_panel_power_sequencer_registers(struct drm_device *dev, /* Haswell doesn't have any port selection bits for the panel * power sequencer any more. */ - if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) { + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { port_sel = PANEL_PORT_SELECT_VLV(port); } else if (HAS_PCH_IBX(dev_priv) || HAS_PCH_CPT(dev_priv)) { if (port == PORT_A) @@ -5114,7 +5115,9 @@ intel_dp_init_panel_power_sequencer_registers(struct drm_device *dev, static void intel_dp_pps_init(struct drm_device *dev, struct intel_dp *intel_dp) { - if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) { + struct drm_i915_private *dev_priv = to_i915(dev); + + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { vlv_initial_power_sequencer_setup(intel_dp); } else { intel_dp_init_panel_power_sequencer(dev, intel_dp); @@ -5584,7 +5587,7 @@ static bool intel_edp_init_connector(struct intel_dp *intel_dp, } mutex_unlock(&dev->mode_config.mutex); - if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) { + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { intel_dp->edp_notifier.notifier_call = edp_notify_handler; register_reboot_notifier(&intel_dp->edp_notifier); @@ -5593,7 +5596,7 @@ static bool intel_edp_init_connector(struct intel_dp *intel_dp, * If the current pipe isn't valid, try the PPS pipe, and if that * fails just assume pipe A. */ - if (IS_CHERRYVIEW(dev)) + if (IS_CHERRYVIEW(dev_priv)) pipe = DP_PORT_TO_PIPE_CHV(intel_dp->DP); else pipe = PORT_TO_PIPE(intel_dp->DP); @@ -5682,7 +5685,7 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port, intel_encoder->type = INTEL_OUTPUT_EDP; /* eDP only on port B and/or C on vlv/chv */ - if (WARN_ON((IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) && + if (WARN_ON((IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) && is_edp(intel_dp) && port != PORT_B && port != PORT_C)) return false; @@ -5792,7 +5795,7 @@ bool intel_dp_init(struct drm_device *dev, intel_encoder->get_hw_state = intel_dp_get_hw_state; intel_encoder->get_config = intel_dp_get_config; intel_encoder->suspend = intel_dp_encoder_suspend; - if (IS_CHERRYVIEW(dev)) { + if (IS_CHERRYVIEW(dev_priv)) { intel_encoder->pre_pll_enable = chv_dp_pre_pll_enable; intel_encoder->pre_enable = chv_pre_enable_dp; intel_encoder->enable = vlv_enable_dp; @@ -5815,7 +5818,7 @@ bool intel_dp_init(struct drm_device *dev, intel_dig_port->max_lanes = 4; intel_encoder->type = INTEL_OUTPUT_DP; - if (IS_CHERRYVIEW(dev)) { + if (IS_CHERRYVIEW(dev_priv)) { if (port == PORT_D) intel_encoder->crtc_mask = 1 << 2; else diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c index 48e8dd108f4f..4e0d025490a3 100644 --- a/drivers/gpu/drm/i915/intel_dsi.c +++ b/drivers/gpu/drm/i915/intel_dsi.c @@ -740,7 +740,6 @@ static bool intel_dsi_get_hw_state(struct intel_encoder *encoder, { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct intel_dsi *intel_dsi = enc_to_intel_dsi(&encoder->base); - struct drm_device *dev = encoder->base.dev; enum intel_display_power_domain power_domain; enum port port; bool active = false; @@ -770,7 +769,8 @@ static bool intel_dsi_get_hw_state(struct intel_encoder *encoder, * bit in port C control register does not get set. As a * workaround, check pipe B conf instead. */ - if ((IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) && port == PORT_C) + if ((IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) && + port == PORT_C) enabled = I915_READ(PIPECONF(PIPE_B)) & PIPECONF_ENABLE; /* Try command mode if video mode not enabled */ @@ -1137,7 +1137,7 @@ static void intel_dsi_prepare(struct intel_encoder *intel_encoder, } for_each_dsi_port(port, intel_dsi->ports) { - if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) { + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { /* * escape clock divider, 20MHz, shared for A and C. * device ready must be off when doing this! txclkesc? @@ -1449,7 +1449,7 @@ void intel_dsi_init(struct drm_device *dev) if (!intel_bios_is_dsi_present(dev_priv, &port)) return; - if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) { + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { dev_priv->mipi_mmio_base = VLV_MIPI_BASE; } else if (IS_BROXTON(dev_priv)) { dev_priv->mipi_mmio_base = BXT_MIPI_BASE; diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index c7d9cddf4e3e..c8243dc4d2b9 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -881,7 +881,7 @@ static void intel_hdmi_prepare(struct intel_encoder *encoder) if (HAS_PCH_CPT(dev_priv)) hdmi_val |= SDVO_PIPE_SEL_CPT(crtc->pipe); - else if (IS_CHERRYVIEW(dev)) + else if (IS_CHERRYVIEW(dev_priv)) hdmi_val |= SDVO_PIPE_SEL_CHV(crtc->pipe); else hdmi_val |= SDVO_PIPE_SEL(crtc->pipe); @@ -913,7 +913,7 @@ static bool intel_hdmi_get_hw_state(struct intel_encoder *encoder, if (HAS_PCH_CPT(dev_priv)) *pipe = PORT_TO_PIPE_CPT(tmp); - else if (IS_CHERRYVIEW(dev)) + else if (IS_CHERRYVIEW(dev_priv)) *pipe = SDVO_PORT_TO_PIPE_CHV(tmp); else *pipe = PORT_TO_PIPE(tmp); @@ -1885,7 +1885,7 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port, BUG(); } - if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) { + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { intel_hdmi->write_infoframe = vlv_write_infoframe; intel_hdmi->set_infoframes = vlv_set_infoframes; intel_hdmi->infoframe_enabled = vlv_infoframe_enabled; @@ -1959,7 +1959,7 @@ void intel_hdmi_init(struct drm_device *dev, } intel_encoder->get_hw_state = intel_hdmi_get_hw_state; intel_encoder->get_config = intel_hdmi_get_config; - if (IS_CHERRYVIEW(dev)) { + if (IS_CHERRYVIEW(dev_priv)) { intel_encoder->pre_pll_enable = chv_hdmi_pre_pll_enable; intel_encoder->pre_enable = chv_hdmi_pre_enable; intel_encoder->enable = vlv_enable_hdmi; @@ -1982,7 +1982,7 @@ void intel_hdmi_init(struct drm_device *dev, intel_encoder->type = INTEL_OUTPUT_HDMI; intel_encoder->port = port; - if (IS_CHERRYVIEW(dev)) { + if (IS_CHERRYVIEW(dev_priv)) { if (port == PORT_D) intel_encoder->crtc_mask = 1 << 2; else diff --git a/drivers/gpu/drm/i915/intel_i2c.c b/drivers/gpu/drm/i915/intel_i2c.c index afb2652919d0..d04185e1edd6 100644 --- a/drivers/gpu/drm/i915/intel_i2c.c +++ b/drivers/gpu/drm/i915/intel_i2c.c @@ -635,7 +635,7 @@ int intel_setup_gmbus(struct drm_device *dev) if (HAS_PCH_NOP(dev_priv)) return 0; - if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) dev_priv->gpio_mmio_base = VLV_DISPLAY_BASE; else if (!HAS_GMCH_DISPLAY(dev_priv)) dev_priv->gpio_mmio_base = diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 0e3d557f214b..d36b5071e066 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -322,7 +322,7 @@ void intel_set_memory_cxsr(struct drm_i915_private *dev_priv, bool enable) struct drm_device *dev = &dev_priv->drm; u32 val; - if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) { + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { I915_WRITE(FW_BLC_SELF_VLV, enable ? FW_CSPWRDWNEN : 0); POSTING_READ(FW_BLC_SELF_VLV); dev_priv->wm.vlv.cxsr = enable; @@ -7768,7 +7768,7 @@ void intel_init_pm(struct drm_device *dev) DRM_DEBUG_KMS("Failed to read display plane latency. " "Disable CxSR\n"); } - } else if (IS_CHERRYVIEW(dev)) { + } else if (IS_CHERRYVIEW(dev_priv)) { vlv_setup_wm_latency(dev); dev_priv->display.update_wm = vlv_update_wm; } else if (IS_VALLEYVIEW(dev)) { diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c index 4a973b34348a..271a3e29ff23 100644 --- a/drivers/gpu/drm/i915/intel_psr.c +++ b/drivers/gpu/drm/i915/intel_psr.c @@ -354,7 +354,7 @@ static bool intel_psr_match_conditions(struct intel_dp *intel_dp) return false; } - if ((IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) && + if ((IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) && !dev_priv->psr.link_standby) { DRM_ERROR("PSR condition failed: Link off requested but not supported on this platform\n"); return false; @@ -837,7 +837,7 @@ void intel_psr_init(struct drm_device *dev) if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) /* HSW and BDW require workarounds that we don't implement. */ dev_priv->psr.link_standby = false; - else if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) + else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) /* On VLV and CHV only standby mode is supported. */ dev_priv->psr.link_standby = true; else diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index e4bb85c9c6e1..3a6e1a93aed9 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -2598,7 +2598,7 @@ void intel_power_domains_init_hw(struct drm_i915_private *dev_priv, bool resume) skl_display_core_init(dev_priv, resume); } else if (IS_BROXTON(dev_priv)) { bxt_display_core_init(dev_priv, resume); - } else if (IS_CHERRYVIEW(dev)) { + } else if (IS_CHERRYVIEW(dev_priv)) { mutex_lock(&power_domains->lock); chv_phy_control_init(dev_priv); mutex_unlock(&power_domains->lock); diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index fefd3034aead..f760d5fcbe48 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -450,7 +450,7 @@ vlv_update_plane(struct drm_plane *dplane, if (key->flags & I915_SET_COLORKEY_SOURCE) sprctl |= SP_SOURCE_KEY; - if (IS_CHERRYVIEW(dev) && pipe == PIPE_B) + if (IS_CHERRYVIEW(dev_priv) && pipe == PIPE_B) chv_update_csc(intel_plane, fb->pixel_format); I915_WRITE(SPSTRIDE(pipe, plane), fb->pitches[0]); @@ -944,6 +944,7 @@ intel_check_sprite_plane(struct drm_plane *plane, int intel_sprite_set_colorkey(struct drm_device *dev, void *data, struct drm_file *file_priv) { + struct drm_i915_private *dev_priv = to_i915(dev); struct drm_intel_sprite_colorkey *set = data; struct drm_plane *plane; struct drm_plane_state *plane_state; @@ -955,7 +956,7 @@ int intel_sprite_set_colorkey(struct drm_device *dev, void *data, if ((set->flags & (I915_SET_COLORKEY_DESTINATION | I915_SET_COLORKEY_SOURCE)) == (I915_SET_COLORKEY_DESTINATION | I915_SET_COLORKEY_SOURCE)) return -EINVAL; - if ((IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) && + if ((IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) && set->flags & I915_SET_COLORKEY_DESTINATION) return -EINVAL; @@ -1042,6 +1043,7 @@ static uint32_t skl_plane_formats[] = { int intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane) { + struct drm_i915_private *dev_priv = to_i915(dev); struct intel_plane *intel_plane = NULL; struct intel_plane_state *state = NULL; unsigned long possible_crtcs; @@ -1084,7 +1086,7 @@ intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane) case 7: case 8: - if (IS_IVYBRIDGE(to_i915(dev))) { + if (IS_IVYBRIDGE(dev_priv)) { intel_plane->can_scale = true; intel_plane->max_downscale = 2; } else { @@ -1092,7 +1094,7 @@ intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane) intel_plane->max_downscale = 1; } - if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) { + if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { intel_plane->update_plane = vlv_update_plane; intel_plane->disable_plane = vlv_disable_plane; -- cgit v1.2.3 From 11a914c28679f19d7daf4218c698ac6c3e184e1a Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Thu, 13 Oct 2016 11:03:08 +0100 Subject: drm/i915: Make IS_VALLEYVIEW only take dev_priv Saves 944 bytes of .rodata strings and 128 bytes of .text. v2: Add parantheses around dev_priv. (Ville Syrjala) Signed-off-by: Tvrtko Ursulin Reviewed-by: David Weinehall Acked-by: Daniel Vetter Acked-by: Jani Nikula Acked-by: Chris Wilson Acked-by: Maarten Lankhorst --- drivers/gpu/drm/i915/i915_drv.h | 2 +- drivers/gpu/drm/i915/i915_gem_fence.c | 2 +- drivers/gpu/drm/i915/i915_gpu_error.c | 4 ++-- drivers/gpu/drm/i915/intel_crt.c | 6 +++--- drivers/gpu/drm/i915/intel_display.c | 6 +++--- drivers/gpu/drm/i915/intel_dp.c | 8 ++++---- drivers/gpu/drm/i915/intel_hdmi.c | 2 +- drivers/gpu/drm/i915/intel_pm.c | 2 +- drivers/gpu/drm/i915/intel_runtime_pm.c | 3 +-- 9 files changed, 17 insertions(+), 18 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 15e81cf01ce2..38b8efd90fed 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2655,7 +2655,7 @@ struct drm_i915_cmd_table { #define IS_IVB_GT1(dev_priv) (INTEL_DEVID(dev_priv) == 0x0156 || \ INTEL_DEVID(dev_priv) == 0x0152 || \ INTEL_DEVID(dev_priv) == 0x015a) -#define IS_VALLEYVIEW(dev) (INTEL_INFO(dev)->is_valleyview) +#define IS_VALLEYVIEW(dev_priv) ((dev_priv)->info.is_valleyview) #define IS_CHERRYVIEW(dev_priv) ((dev_priv)->info.is_cherryview) #define IS_HASWELL(dev_priv) ((dev_priv)->info.is_haswell) #define IS_BROADWELL(dev_priv) ((dev_priv)->info.is_broadwell) diff --git a/drivers/gpu/drm/i915/i915_gem_fence.c b/drivers/gpu/drm/i915/i915_gem_fence.c index 2c7ba0ee127c..b6591940a0a8 100644 --- a/drivers/gpu/drm/i915/i915_gem_fence.c +++ b/drivers/gpu/drm/i915/i915_gem_fence.c @@ -465,7 +465,7 @@ i915_gem_detect_bit_6_swizzle(struct drm_device *dev) uint32_t swizzle_x = I915_BIT_6_SWIZZLE_UNKNOWN; uint32_t swizzle_y = I915_BIT_6_SWIZZLE_UNKNOWN; - if (INTEL_INFO(dev)->gen >= 8 || IS_VALLEYVIEW(dev)) { + if (INTEL_GEN(dev_priv) >= 8 || IS_VALLEYVIEW(dev_priv)) { /* * On BDW+, swizzling is not used. We leave the CPU memory * controller in charge of optimizing memory accesses without diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index eee2c1102efb..9cdd818c082f 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -1424,7 +1424,7 @@ static void i915_capture_reg_state(struct drm_i915_private *dev_priv, */ /* 1: Registers specific to a single generation */ - if (IS_VALLEYVIEW(dev)) { + if (IS_VALLEYVIEW(dev_priv)) { error->gtier[0] = I915_READ(GTIER); error->ier = I915_READ(VLV_IER); error->forcewake = I915_READ_FW(FORCEWAKE_VLV); @@ -1473,7 +1473,7 @@ static void i915_capture_reg_state(struct drm_i915_private *dev_priv, error->gtier[0] = I915_READ(GTIER); } else if (IS_GEN2(dev)) { error->ier = I915_READ16(IER); - } else if (!IS_VALLEYVIEW(dev)) { + } else if (!IS_VALLEYVIEW(dev_priv)) { error->ier = I915_READ(IER); } error->eir = I915_READ(EIR); diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index d456786f5813..d92c3edf10ff 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -253,7 +253,7 @@ intel_crt_mode_valid(struct drm_connector *connector, if (HAS_PCH_LPT(dev_priv)) max_clock = 180000; - else if (IS_VALLEYVIEW(dev)) + else if (IS_VALLEYVIEW(dev_priv)) /* * 270 MHz due to current DPLL limits, * DAC limit supposedly 355 MHz. @@ -423,7 +423,7 @@ static bool intel_crt_detect_hotplug(struct drm_connector *connector) if (HAS_PCH_SPLIT(dev_priv)) return intel_ironlake_crt_detect_hotplug(connector); - if (IS_VALLEYVIEW(dev)) + if (IS_VALLEYVIEW(dev_priv)) return valleyview_crt_detect_hotplug(connector); /* @@ -850,7 +850,7 @@ void intel_crt_init(struct drm_device *dev) if (HAS_PCH_SPLIT(dev_priv)) adpa_reg = PCH_ADPA; - else if (IS_VALLEYVIEW(dev)) + else if (IS_VALLEYVIEW(dev_priv)) adpa_reg = VLV_ADPA; else adpa_reg = ADPA; diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index aaa1c707f6f1..2f389d333424 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -5874,7 +5874,7 @@ static void intel_update_max_cdclk(struct drm_device *dev) dev_priv->max_cdclk_freq = 675000; } else if (IS_CHERRYVIEW(dev_priv)) { dev_priv->max_cdclk_freq = 320000; - } else if (IS_VALLEYVIEW(dev)) { + } else if (IS_VALLEYVIEW(dev_priv)) { dev_priv->max_cdclk_freq = 400000; } else { /* otherwise assume cdclk is fixed */ @@ -6838,7 +6838,7 @@ static void i9xx_crtc_disable(struct intel_crtc_state *old_crtc_state, if (!intel_crtc_has_type(intel_crtc->config, INTEL_OUTPUT_DSI)) { if (IS_CHERRYVIEW(dev_priv)) chv_disable_pll(dev_priv, pipe); - else if (IS_VALLEYVIEW(dev)) + else if (IS_VALLEYVIEW(dev_priv)) vlv_disable_pll(dev_priv, pipe); else i9xx_disable_pll(intel_crtc); @@ -8904,7 +8904,7 @@ static bool i9xx_get_pipe_config(struct intel_crtc *crtc, if (IS_CHERRYVIEW(dev_priv)) chv_crtc_clock_get(crtc, pipe_config); - else if (IS_VALLEYVIEW(dev)) + else if (IS_VALLEYVIEW(dev_priv)) vlv_crtc_clock_get(crtc, pipe_config); else i9xx_crtc_clock_get(crtc, pipe_config); diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 03379baffe49..f6c1c2e00d3f 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1350,7 +1350,7 @@ intel_dp_set_clock(struct intel_encoder *encoder, } else if (IS_CHERRYVIEW(dev_priv)) { divisor = chv_dpll; count = ARRAY_SIZE(chv_dpll); - } else if (IS_VALLEYVIEW(dev)) { + } else if (IS_VALLEYVIEW(dev_priv)) { divisor = vlv_dpll; count = ARRAY_SIZE(vlv_dpll); } @@ -1790,7 +1790,7 @@ static void intel_dp_prepare(struct intel_encoder *encoder, trans_dp &= ~TRANS_DP_ENH_FRAMING; I915_WRITE(TRANS_DP_CTL(crtc->pipe), trans_dp); } else { - if (!HAS_PCH_SPLIT(dev_priv) && !IS_VALLEYVIEW(dev) && + if (!HAS_PCH_SPLIT(dev_priv) && !IS_VALLEYVIEW(dev_priv) && !IS_CHERRYVIEW(dev_priv) && pipe_config->limited_color_range) intel_dp->DP |= DP_COLOR_RANGE_16_235; @@ -3351,7 +3351,7 @@ intel_dp_set_signal_levels(struct intel_dp *intel_dp) mask = DDI_BUF_EMP_MASK; } else if (IS_CHERRYVIEW(dev_priv)) { signal_levels = chv_signal_levels(intel_dp); - } else if (IS_VALLEYVIEW(dev)) { + } else if (IS_VALLEYVIEW(dev_priv)) { signal_levels = vlv_signal_levels(intel_dp); } else if (IS_GEN7(dev) && port == PORT_A) { signal_levels = gen7_edp_signal_levels(train_set); @@ -5801,7 +5801,7 @@ bool intel_dp_init(struct drm_device *dev, intel_encoder->enable = vlv_enable_dp; intel_encoder->post_disable = chv_post_disable_dp; intel_encoder->post_pll_disable = chv_dp_post_pll_disable; - } else if (IS_VALLEYVIEW(dev)) { + } else if (IS_VALLEYVIEW(dev_priv)) { intel_encoder->pre_pll_enable = vlv_dp_pre_pll_enable; intel_encoder->pre_enable = vlv_pre_enable_dp; intel_encoder->enable = vlv_enable_dp; diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index c8243dc4d2b9..501334242d38 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -1965,7 +1965,7 @@ void intel_hdmi_init(struct drm_device *dev, intel_encoder->enable = vlv_enable_hdmi; intel_encoder->post_disable = chv_hdmi_post_disable; intel_encoder->post_pll_disable = chv_hdmi_post_pll_disable; - } else if (IS_VALLEYVIEW(dev)) { + } else if (IS_VALLEYVIEW(dev_priv)) { intel_encoder->pre_pll_enable = vlv_hdmi_pre_pll_enable; intel_encoder->pre_enable = vlv_hdmi_pre_enable; intel_encoder->enable = vlv_enable_hdmi; diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index d36b5071e066..8967a8d2378b 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -7771,7 +7771,7 @@ void intel_init_pm(struct drm_device *dev) } else if (IS_CHERRYVIEW(dev_priv)) { vlv_setup_wm_latency(dev); dev_priv->display.update_wm = vlv_update_wm; - } else if (IS_VALLEYVIEW(dev)) { + } else if (IS_VALLEYVIEW(dev_priv)) { vlv_setup_wm_latency(dev); dev_priv->display.update_wm = vlv_update_wm; } else if (IS_PINEVIEW(dev)) { diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index 3a6e1a93aed9..ee56a8756c07 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -2589,7 +2589,6 @@ static void vlv_cmnlane_wa(struct drm_i915_private *dev_priv) */ void intel_power_domains_init_hw(struct drm_i915_private *dev_priv, bool resume) { - struct drm_device *dev = &dev_priv->drm; struct i915_power_domains *power_domains = &dev_priv->power_domains; power_domains->initializing = true; @@ -2602,7 +2601,7 @@ void intel_power_domains_init_hw(struct drm_i915_private *dev_priv, bool resume) mutex_lock(&power_domains->lock); chv_phy_control_init(dev_priv); mutex_unlock(&power_domains->lock); - } else if (IS_VALLEYVIEW(dev)) { + } else if (IS_VALLEYVIEW(dev_priv)) { mutex_lock(&power_domains->lock); vlv_cmnlane_wa(dev_priv); mutex_unlock(&power_domains->lock); -- cgit v1.2.3 From 55b8f2a76dff09e0972c93de57cd507ba6237020 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Fri, 14 Oct 2016 09:17:22 +0100 Subject: drm/i915: Make INTEL_GEN only take dev_priv Saves 968 bytes of .rodata strings. v2: Add parantheses around dev_priv. (Ville Syrjala) v3: Rebase. Signed-off-by: Tvrtko Ursulin Reviewed-by: David Weinehall Acked-by: Daniel Vetter Acked-by: Jani Nikula Acked-by: Chris Wilson Acked-by: Maarten Lankhorst --- drivers/gpu/drm/i915/i915_drv.h | 2 +- drivers/gpu/drm/i915/i915_gem_render_state.c | 6 +++--- drivers/gpu/drm/i915/i915_irq.c | 4 ++-- drivers/gpu/drm/i915/intel_display.c | 2 +- drivers/gpu/drm/i915/intel_sprite.c | 8 ++++---- 5 files changed, 11 insertions(+), 11 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 38b8efd90fed..1a4b22918cf0 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2600,8 +2600,8 @@ struct drm_i915_cmd_table { __p; \ }) #define INTEL_INFO(p) (&__I915__(p)->info) -#define INTEL_GEN(p) (INTEL_INFO(p)->gen) +#define INTEL_GEN(dev_priv) ((dev_priv)->info.gen) #define INTEL_DEVID(dev_priv) ((dev_priv)->info.device_id) #define REVID_FOREVER 0xff diff --git a/drivers/gpu/drm/i915/i915_gem_render_state.c b/drivers/gpu/drm/i915/i915_gem_render_state.c index 95b7e9afd5f8..a98c0f42badd 100644 --- a/drivers/gpu/drm/i915/i915_gem_render_state.c +++ b/drivers/gpu/drm/i915/i915_gem_render_state.c @@ -72,9 +72,9 @@ render_state_get_rodata(const struct drm_i915_gem_request *req) static int render_state_setup(struct render_state *so) { - struct drm_device *dev = so->vma->vm->dev; + struct drm_i915_private *dev_priv = to_i915(so->vma->vm->dev); const struct intel_renderstate_rodata *rodata = so->rodata; - const bool has_64bit_reloc = INTEL_GEN(dev) >= 8; + const bool has_64bit_reloc = INTEL_GEN(dev_priv) >= 8; unsigned int i = 0, reloc_index = 0; struct page *page; u32 *d; @@ -115,7 +115,7 @@ static int render_state_setup(struct render_state *so) so->aux_batch_offset = i * sizeof(u32); - if (HAS_POOLED_EU(dev)) { + if (HAS_POOLED_EU(dev_priv)) { /* * We always program 3x6 pool config but depending upon which * subslice is disabled HW drops down to appropriate config diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index d09f16edff76..1de6dd4c602d 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -2748,7 +2748,7 @@ static int ironlake_enable_vblank(struct drm_device *dev, unsigned int pipe) { struct drm_i915_private *dev_priv = to_i915(dev); unsigned long irqflags; - uint32_t bit = INTEL_GEN(dev) >= 7 ? + uint32_t bit = INTEL_GEN(dev_priv) >= 7 ? DE_PIPE_VBLANK_IVB(pipe) : DE_PIPE_VBLANK(pipe); spin_lock_irqsave(&dev_priv->irq_lock, irqflags); @@ -2798,7 +2798,7 @@ static void ironlake_disable_vblank(struct drm_device *dev, unsigned int pipe) { struct drm_i915_private *dev_priv = to_i915(dev); unsigned long irqflags; - uint32_t bit = INTEL_GEN(dev) >= 7 ? + uint32_t bit = INTEL_GEN(dev_priv) >= 7 ? DE_PIPE_VBLANK_IVB(pipe) : DE_PIPE_VBLANK(pipe); spin_lock_irqsave(&dev_priv->irq_lock, irqflags); diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 2f389d333424..3186f181ed85 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -12450,7 +12450,7 @@ int intel_plane_atomic_calc_changes(struct drm_crtc_state *crtc_state, struct drm_framebuffer *fb = plane_state->fb; int ret; - if (INTEL_GEN(dev) >= 9 && plane->type != DRM_PLANE_TYPE_CURSOR) { + if (INTEL_GEN(dev_priv) >= 9 && plane->type != DRM_PLANE_TYPE_CURSOR) { ret = skl_update_scaler_plane( to_intel_crtc_state(crtc_state), to_intel_plane_state(plane_state)); diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index f760d5fcbe48..8b4748839c07 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -753,7 +753,7 @@ intel_check_sprite_plane(struct drm_plane *plane, struct intel_crtc_state *crtc_state, struct intel_plane_state *state) { - struct drm_device *dev = plane->dev; + struct drm_i915_private *dev_priv = to_i915(plane->dev); struct drm_crtc *crtc = state->base.crtc; struct intel_crtc *intel_crtc = to_intel_crtc(crtc); struct intel_plane *intel_plane = to_intel_plane(plane); @@ -797,7 +797,7 @@ intel_check_sprite_plane(struct drm_plane *plane, } /* setup can_scale, min_scale, max_scale */ - if (INTEL_INFO(dev)->gen >= 9) { + if (INTEL_GEN(dev_priv) >= 9) { /* use scaler when colorkey is not required */ if (state->ckey.flags == I915_SET_COLORKEY_NONE) { can_scale = 1; @@ -913,7 +913,7 @@ intel_check_sprite_plane(struct drm_plane *plane, width_bytes = ((src_x * cpp) & 63) + src_w * cpp; - if (INTEL_INFO(dev)->gen < 9 && (src_w > 2048 || src_h > 2048 || + if (INTEL_GEN(dev_priv) < 9 && (src_w > 2048 || src_h > 2048 || width_bytes > 4096 || fb->pitches[0] > 4096)) { DRM_DEBUG_KMS("Source dimensions exceed hardware limits\n"); return -EINVAL; @@ -932,7 +932,7 @@ intel_check_sprite_plane(struct drm_plane *plane, dst->y1 = crtc_y; dst->y2 = crtc_y + crtc_h; - if (INTEL_GEN(dev) >= 9) { + if (INTEL_GEN(dev_priv) >= 9) { ret = skl_check_plane_surface(state); if (ret) return ret; -- cgit v1.2.3 From 5db9401983ac7bf9ddc45de54c53ccfa31d21774 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Thu, 13 Oct 2016 11:03:10 +0100 Subject: drm/i915: Make IS_GEN macros only take dev_priv Saves 1416 bytes of .rodata strings. v2: Add parantheses around dev_priv. (Ville Syrjala) Signed-off-by: Tvrtko Ursulin Reviewed-by: David Weinehall Acked-by: Daniel Vetter Acked-by: Jani Nikula Acked-by: Chris Wilson Acked-by: Maarten Lankhorst Link: http://patchwork.freedesktop.org/patch/msgid/1476352990-2504-1-git-send-email-tvrtko.ursulin@linux.intel.com --- drivers/gpu/drm/i915/i915_debugfs.c | 4 +- drivers/gpu/drm/i915/i915_drv.c | 6 +-- drivers/gpu/drm/i915/i915_drv.h | 16 +++--- drivers/gpu/drm/i915/i915_gem.c | 8 +-- drivers/gpu/drm/i915/i915_gem_execbuffer.c | 4 +- drivers/gpu/drm/i915/i915_gem_fence.c | 9 ++-- drivers/gpu/drm/i915/i915_gem_gtt.c | 10 ++-- drivers/gpu/drm/i915/i915_gem_stolen.c | 4 +- drivers/gpu/drm/i915/i915_gem_tiling.c | 4 +- drivers/gpu/drm/i915/i915_gpu_error.c | 10 ++-- drivers/gpu/drm/i915/i915_irq.c | 4 +- drivers/gpu/drm/i915/i915_suspend.c | 4 +- drivers/gpu/drm/i915/intel_crt.c | 6 +-- drivers/gpu/drm/i915/intel_display.c | 41 ++++++++------- drivers/gpu/drm/i915/intel_dp.c | 20 +++---- drivers/gpu/drm/i915/intel_drv.h | 2 +- drivers/gpu/drm/i915/intel_fifo_underrun.c | 6 +-- drivers/gpu/drm/i915/intel_guc_loader.c | 3 +- drivers/gpu/drm/i915/intel_lvds.c | 2 +- drivers/gpu/drm/i915/intel_pm.c | 83 +++++++++++++++--------------- drivers/gpu/drm/i915/intel_sprite.c | 4 +- 21 files changed, 126 insertions(+), 124 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index b20c1ccbd427..515c206ba653 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -4558,7 +4558,7 @@ static void wm_latency_show(struct seq_file *m, const uint16_t wm[8]) else if (IS_VALLEYVIEW(dev_priv)) num_levels = 1; else - num_levels = ilk_wm_max_level(dev) + 1; + num_levels = ilk_wm_max_level(dev_priv) + 1; drm_modeset_lock_all(dev); @@ -4674,7 +4674,7 @@ static ssize_t wm_latency_write(struct file *file, const char __user *ubuf, else if (IS_VALLEYVIEW(dev_priv)) num_levels = 1; else - num_levels = ilk_wm_max_level(dev) + 1; + num_levels = ilk_wm_max_level(dev_priv) + 1; if (len >= sizeof(tmp)) return -EINVAL; diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 1b4cfaa0e0e1..69ff489fb683 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -174,7 +174,7 @@ static void intel_detect_pch(struct drm_device *dev) if (id == INTEL_PCH_IBX_DEVICE_ID_TYPE) { dev_priv->pch_type = PCH_IBX; DRM_DEBUG_KMS("Found Ibex Peak PCH\n"); - WARN_ON(!IS_GEN5(dev)); + WARN_ON(!IS_GEN5(dev_priv)); } else if (id == INTEL_PCH_CPT_DEVICE_ID_TYPE) { dev_priv->pch_type = PCH_CPT; DRM_DEBUG_KMS("Found CougarPoint PCH\n"); @@ -860,7 +860,7 @@ static int i915_mmio_setup(struct drm_device *dev) int mmio_bar; int mmio_size; - mmio_bar = IS_GEN2(dev) ? 1 : 0; + mmio_bar = IS_GEN2(dev_priv) ? 1 : 0; /* * Before gen4, the registers and the GTT are behind different BARs. * However, from gen4 onwards, the registers and the GTT are shared @@ -1013,7 +1013,7 @@ static int i915_driver_init_hw(struct drm_i915_private *dev_priv) pci_set_master(pdev); /* overlay on gen2 is broken and can't address above 1G */ - if (IS_GEN2(dev)) { + if (IS_GEN2(dev_priv)) { ret = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(30)); if (ret) { DRM_ERROR("failed to set DMA mask\n"); diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 1a4b22918cf0..fe875b27a6bf 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2738,14 +2738,14 @@ struct drm_i915_cmd_table { * have their own (e.g. HAS_PCH_SPLIT for ILK+ display, IS_foo for particular * chips, etc.). */ -#define IS_GEN2(dev) (!!(INTEL_INFO(dev)->gen_mask & BIT(1))) -#define IS_GEN3(dev) (!!(INTEL_INFO(dev)->gen_mask & BIT(2))) -#define IS_GEN4(dev) (!!(INTEL_INFO(dev)->gen_mask & BIT(3))) -#define IS_GEN5(dev) (!!(INTEL_INFO(dev)->gen_mask & BIT(4))) -#define IS_GEN6(dev) (!!(INTEL_INFO(dev)->gen_mask & BIT(5))) -#define IS_GEN7(dev) (!!(INTEL_INFO(dev)->gen_mask & BIT(6))) -#define IS_GEN8(dev) (!!(INTEL_INFO(dev)->gen_mask & BIT(7))) -#define IS_GEN9(dev) (!!(INTEL_INFO(dev)->gen_mask & BIT(8))) +#define IS_GEN2(dev_priv) (!!((dev_priv)->info.gen_mask & BIT(1))) +#define IS_GEN3(dev_priv) (!!((dev_priv)->info.gen_mask & BIT(2))) +#define IS_GEN4(dev_priv) (!!((dev_priv)->info.gen_mask & BIT(3))) +#define IS_GEN5(dev_priv) (!!((dev_priv)->info.gen_mask & BIT(4))) +#define IS_GEN6(dev_priv) (!!((dev_priv)->info.gen_mask & BIT(5))) +#define IS_GEN7(dev_priv) (!!((dev_priv)->info.gen_mask & BIT(6))) +#define IS_GEN8(dev_priv) (!!((dev_priv)->info.gen_mask & BIT(7))) +#define IS_GEN9(dev_priv) (!!((dev_priv)->info.gen_mask & BIT(8))) #define ENGINE_MASK(id) BIT(id) #define RENDER_RING ENGINE_MASK(RCS) diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 16c93cecdab5..cbda30543c70 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -4375,15 +4375,15 @@ void i915_gem_init_swizzling(struct drm_device *dev) I915_WRITE(DISP_ARB_CTL, I915_READ(DISP_ARB_CTL) | DISP_TILE_SURFACE_SWIZZLING); - if (IS_GEN5(dev)) + if (IS_GEN5(dev_priv)) return; I915_WRITE(TILECTL, I915_READ(TILECTL) | TILECTL_SWZCTL); - if (IS_GEN6(dev)) + if (IS_GEN6(dev_priv)) I915_WRITE(ARB_MODE, _MASKED_BIT_ENABLE(ARB_MODE_SWIZZLE_SNB)); - else if (IS_GEN7(dev)) + else if (IS_GEN7(dev_priv)) I915_WRITE(ARB_MODE, _MASKED_BIT_ENABLE(ARB_MODE_SWIZZLE_IVB)); - else if (IS_GEN8(dev)) + else if (IS_GEN8(dev_priv)) I915_WRITE(GAMTARBMODE, _MASKED_BIT_ENABLE(ARB_MODE_SWIZZLE_BDW)); else BUG(); diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index fa4d27ca0c18..6a5aea292f7e 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -572,7 +572,7 @@ i915_gem_execbuffer_relocate_entry(struct drm_i915_gem_object *obj, struct drm_i915_gem_relocation_entry *reloc, struct reloc_cache *cache) { - struct drm_device *dev = obj->base.dev; + struct drm_i915_private *dev_priv = to_i915(obj->base.dev); struct drm_gem_object *target_obj; struct drm_i915_gem_object *target_i915_obj; struct i915_vma *target_vma; @@ -591,7 +591,7 @@ i915_gem_execbuffer_relocate_entry(struct drm_i915_gem_object *obj, /* Sandybridge PPGTT errata: We need a global gtt mapping for MI and * pipe_control writes because the gpu doesn't properly redirect them * through the ppgtt for non_secure batchbuffers. */ - if (unlikely(IS_GEN6(dev) && + if (unlikely(IS_GEN6(dev_priv) && reloc->write_domain == I915_GEM_DOMAIN_INSTRUCTION)) { ret = i915_vma_bind(target_vma, target_i915_obj->cache_level, PIN_GLOBAL); diff --git a/drivers/gpu/drm/i915/i915_gem_fence.c b/drivers/gpu/drm/i915/i915_gem_fence.c index b6591940a0a8..a6daf2deab74 100644 --- a/drivers/gpu/drm/i915/i915_gem_fence.c +++ b/drivers/gpu/drm/i915/i915_gem_fence.c @@ -504,19 +504,20 @@ i915_gem_detect_bit_6_swizzle(struct drm_device *dev) swizzle_y = I915_BIT_6_SWIZZLE_NONE; } } - } else if (IS_GEN5(dev)) { + } else if (IS_GEN5(dev_priv)) { /* On Ironlake whatever DRAM config, GPU always do * same swizzling setup. */ swizzle_x = I915_BIT_6_SWIZZLE_9_10; swizzle_y = I915_BIT_6_SWIZZLE_9; - } else if (IS_GEN2(dev)) { + } else if (IS_GEN2(dev_priv)) { /* As far as we know, the 865 doesn't have these bit 6 * swizzling issues. */ swizzle_x = I915_BIT_6_SWIZZLE_NONE; swizzle_y = I915_BIT_6_SWIZZLE_NONE; - } else if (IS_MOBILE(dev) || (IS_GEN3(dev) && !IS_G33(dev))) { + } else if (IS_MOBILE(dev_priv) || (IS_GEN3(dev_priv) && + !IS_G33(dev_priv))) { uint32_t dcc; /* On 9xx chipsets, channel interleave by the CPU is @@ -554,7 +555,7 @@ i915_gem_detect_bit_6_swizzle(struct drm_device *dev) } /* check for L-shaped memory aka modified enhanced addressing */ - if (IS_GEN4(dev) && + if (IS_GEN4(dev_priv) && !(I915_READ(DCC2) & DCC2_MODIFIED_ENHANCED_DISABLE)) { swizzle_x = I915_BIT_6_SWIZZLE_UNKNOWN; swizzle_y = I915_BIT_6_SWIZZLE_UNKNOWN; diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index c3c3f28aa5a1..3069b56300ff 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -2060,11 +2060,11 @@ static int gen6_ppgtt_init(struct i915_hw_ppgtt *ppgtt) int ret; ppgtt->base.pte_encode = ggtt->base.pte_encode; - if (intel_vgpu_active(dev_priv) || IS_GEN6(dev)) + if (intel_vgpu_active(dev_priv) || IS_GEN6(dev_priv)) ppgtt->switch_mm = gen6_mm_switch; else if (IS_HASWELL(dev_priv)) ppgtt->switch_mm = hsw_mm_switch; - else if (IS_GEN7(dev)) + else if (IS_GEN7(dev_priv)) ppgtt->switch_mm = gen7_mm_switch; else BUG(); @@ -2161,6 +2161,8 @@ static int i915_ppgtt_init(struct i915_hw_ppgtt *ppgtt, int i915_ppgtt_init_hw(struct drm_device *dev) { + struct drm_i915_private *dev_priv = to_i915(dev); + gtt_write_workarounds(dev); /* In the case of execlists, PPGTT is enabled by the context descriptor @@ -2172,9 +2174,9 @@ int i915_ppgtt_init_hw(struct drm_device *dev) if (!USES_PPGTT(dev)) return 0; - if (IS_GEN6(dev)) + if (IS_GEN6(dev_priv)) gen6_ppgtt_enable(dev); - else if (IS_GEN7(dev)) + else if (IS_GEN7(dev_priv)) gen7_ppgtt_enable(dev); else if (INTEL_INFO(dev)->gen >= 8) gen8_ppgtt_enable(dev); diff --git a/drivers/gpu/drm/i915/i915_gem_stolen.c b/drivers/gpu/drm/i915/i915_gem_stolen.c index d1b40bce0249..f4f6d3a48b05 100644 --- a/drivers/gpu/drm/i915/i915_gem_stolen.c +++ b/drivers/gpu/drm/i915/i915_gem_stolen.c @@ -215,7 +215,7 @@ static unsigned long i915_stolen_to_physical(struct drm_device *dev) u64 ggtt_start, ggtt_end; ggtt_start = I915_READ(PGTBL_CTL); - if (IS_GEN4(dev)) + if (IS_GEN4(dev_priv)) ggtt_start = (ggtt_start & PGTBL_ADDRESS_LO_MASK) | (ggtt_start & PGTBL_ADDRESS_HI_MASK) << 28; else @@ -271,7 +271,7 @@ static unsigned long i915_stolen_to_physical(struct drm_device *dev) * GEN3 firmware likes to smash pci bridges into the stolen * range. Apparently this works. */ - if (r == NULL && !IS_GEN3(dev)) { + if (r == NULL && !IS_GEN3(dev_priv)) { DRM_ERROR("conflict detected with stolen region: [0x%08x - 0x%08x]\n", base, base + (uint32_t)ggtt->stolen_size); base = 0; diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c index 89d1d234a1b4..c21bc0068d20 100644 --- a/drivers/gpu/drm/i915/i915_gem_tiling.c +++ b/drivers/gpu/drm/i915/i915_gem_tiling.c @@ -72,7 +72,7 @@ i915_tiling_ok(struct drm_device *dev, int stride, int size, int tiling_mode) if (tiling_mode > I915_TILING_LAST) return false; - if (IS_GEN2(dev) || + if (IS_GEN2(dev_priv) || (tiling_mode == I915_TILING_Y && HAS_128_BYTE_Y_TILING(dev_priv))) tile_width = 128; else @@ -91,7 +91,7 @@ i915_tiling_ok(struct drm_device *dev, int stride, int size, int tiling_mode) if (stride > 8192) return false; - if (IS_GEN3(dev)) { + if (IS_GEN3(dev_priv)) { if (size > I830_FENCE_MAX_SIZE_VAL << 20) return false; } else { diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 9cdd818c082f..e9d282270c72 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -610,7 +610,7 @@ int i915_error_state_to_str(struct drm_i915_error_state_buf *m, err_printf(m, "DONE_REG: 0x%08x\n", error->done_reg); } - if (IS_GEN7(dev)) + if (IS_GEN7(dev_priv)) err_printf(m, "ERR_INT: 0x%08x\n", error->err_int); for (i = 0; i < ARRAY_SIZE(error->engine); i++) { @@ -1430,7 +1430,7 @@ static void i915_capture_reg_state(struct drm_i915_private *dev_priv, error->forcewake = I915_READ_FW(FORCEWAKE_VLV); } - if (IS_GEN7(dev)) + if (IS_GEN7(dev_priv)) error->err_int = I915_READ(GEN7_ERR_INT); if (INTEL_INFO(dev)->gen >= 8) { @@ -1438,7 +1438,7 @@ static void i915_capture_reg_state(struct drm_i915_private *dev_priv, error->fault_data1 = I915_READ(GEN8_FAULT_TLB_DATA1); } - if (IS_GEN6(dev)) { + if (IS_GEN6(dev_priv)) { error->forcewake = I915_READ_FW(FORCEWAKE); error->gab_ctl = I915_READ(GAB_CTL); error->gfx_mode = I915_READ(GFX_MODE); @@ -1455,7 +1455,7 @@ static void i915_capture_reg_state(struct drm_i915_private *dev_priv, } /* 3: Feature specific registers */ - if (IS_GEN6(dev) || IS_GEN7(dev)) { + if (IS_GEN6(dev_priv) || IS_GEN7(dev_priv)) { error->gam_ecochk = I915_READ(GAM_ECOCHK); error->gac_eco = I915_READ(GAC_ECO_BITS); } @@ -1471,7 +1471,7 @@ static void i915_capture_reg_state(struct drm_i915_private *dev_priv, } else if (HAS_PCH_SPLIT(dev_priv)) { error->ier = I915_READ(DEIER); error->gtier[0] = I915_READ(GTIER); - } else if (IS_GEN2(dev)) { + } else if (IS_GEN2(dev_priv)) { error->ier = I915_READ16(IER); } else if (!IS_VALLEYVIEW(dev_priv)) { error->ier = I915_READ(IER); diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 1de6dd4c602d..b4a99dd54e6b 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -3330,7 +3330,7 @@ static void ironlake_irq_reset(struct drm_device *dev) I915_WRITE(HWSTAM, 0xffffffff); GEN5_IRQ_RESET(DE); - if (IS_GEN7(dev)) + if (IS_GEN7(dev_priv)) I915_WRITE(GEN7_ERR_INT, 0xffffffff); gen5_gt_irq_reset(dev); @@ -3596,7 +3596,7 @@ static void gen5_gt_irq_postinstall(struct drm_device *dev) } gt_irqs |= GT_RENDER_USER_INTERRUPT; - if (IS_GEN5(dev)) { + if (IS_GEN5(dev_priv)) { gt_irqs |= ILK_BSD_USER_INTERRUPT; } else { gt_irqs |= GT_BLT_USER_INTERRUPT | GT_BSD_USER_INTERRUPT; diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c index 7870856fccd0..344cbf39cfa9 100644 --- a/drivers/gpu/drm/i915/i915_suspend.c +++ b/drivers/gpu/drm/i915/i915_suspend.c @@ -70,7 +70,7 @@ int i915_save_state(struct drm_device *dev) i915_save_display(dev); - if (IS_GEN4(dev)) + if (IS_GEN4(dev_priv)) pci_read_config_word(pdev, GCDGMBUS, &dev_priv->regfile.saveGCDGMBUS); @@ -116,7 +116,7 @@ int i915_restore_state(struct drm_device *dev) i915_gem_restore_fences(dev); - if (IS_GEN4(dev)) + if (IS_GEN4(dev_priv)) pci_write_config_word(pdev, GCDGMBUS, dev_priv->regfile.saveGCDGMBUS); i915_restore_display(dev); diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index d92c3edf10ff..a97151fcb9f4 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -259,7 +259,7 @@ intel_crt_mode_valid(struct drm_connector *connector, * DAC limit supposedly 355 MHz. */ max_clock = 270000; - else if (IS_GEN3(dev) || IS_GEN4(dev)) + else if (IS_GEN3(dev_priv) || IS_GEN4(dev_priv)) max_clock = 400000; else max_clock = 350000; @@ -567,7 +567,7 @@ intel_crt_load_detect(struct intel_crt *crt, uint32_t pipe) /* Set the border color to purple. */ I915_WRITE(bclrpat_reg, 0x500050); - if (!IS_GEN2(dev)) { + if (!IS_GEN2(dev_priv)) { uint32_t pipeconf = I915_READ(pipeconf_reg); I915_WRITE(pipeconf_reg, pipeconf | PIPECONF_FORCE_BORDER); POSTING_READ(pipeconf_reg); @@ -899,7 +899,7 @@ void intel_crt_init(struct drm_device *dev) else crt->base.crtc_mask = (1 << 0) | (1 << 1) | (1 << 2); - if (IS_GEN2(dev)) + if (IS_GEN2(dev_priv)) connector->interlace_allowed = 0; else connector->interlace_allowed = 1; diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 3186f181ed85..60c699e2c2af 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1045,7 +1045,7 @@ static bool pipe_dsl_stopped(struct drm_device *dev, enum pipe pipe) u32 line1, line2; u32 line_mask; - if (IS_GEN2(dev)) + if (IS_GEN2(dev_priv)) line_mask = DSL_LINEMASK_GEN2; else line_mask = DSL_LINEMASK_GEN3; @@ -3945,7 +3945,7 @@ static void gen6_fdi_link_train(struct drm_crtc *crtc) temp = I915_READ(reg); temp &= ~FDI_LINK_TRAIN_NONE; temp |= FDI_LINK_TRAIN_PATTERN_2; - if (IS_GEN6(dev)) { + if (IS_GEN6(dev_priv)) { temp &= ~FDI_LINK_TRAIN_VOL_EMP_MASK; /* SNB-B */ temp |= FDI_LINK_TRAIN_400MV_0DB_SNB_B; @@ -4983,7 +4983,7 @@ intel_post_enable_primary(struct drm_crtc *crtc) * FIXME: Need to fix the logic to work when we turn off all planes * but leave the pipe running. */ - if (IS_GEN2(dev)) + if (IS_GEN2(dev_priv)) intel_set_cpu_fifo_underrun_reporting(dev_priv, pipe, true); /* Underruns don't always raise interrupts, so check manually. */ @@ -5006,7 +5006,7 @@ intel_pre_disable_primary(struct drm_crtc *crtc) * FIXME: Need to fix the logic to work when we turn off all planes * but leave the pipe running. */ - if (IS_GEN2(dev)) + if (IS_GEN2(dev_priv)) intel_set_cpu_fifo_underrun_reporting(dev_priv, pipe, false); /* @@ -6773,7 +6773,7 @@ static void i9xx_crtc_enable(struct intel_crtc_state *pipe_config, intel_crtc->active = true; - if (!IS_GEN2(dev)) + if (!IS_GEN2(dev_priv)) intel_set_cpu_fifo_underrun_reporting(dev_priv, pipe, true); intel_encoders_pre_enable(crtc, pipe_config, old_state); @@ -6821,7 +6821,7 @@ static void i9xx_crtc_disable(struct intel_crtc_state *old_crtc_state, * On gen2 planes are double buffered but the pipe isn't, so we must * wait for planes to fully turn off before disabling the pipe. */ - if (IS_GEN2(dev)) + if (IS_GEN2(dev_priv)) intel_wait_for_vblank(dev, pipe); intel_encoders_disable(crtc, old_crtc_state, old_state); @@ -6846,7 +6846,7 @@ static void i9xx_crtc_disable(struct intel_crtc_state *old_crtc_state, intel_encoders_post_pll_disable(crtc, old_crtc_state, old_state); - if (!IS_GEN2(dev)) + if (!IS_GEN2(dev_priv)) intel_set_cpu_fifo_underrun_reporting(dev_priv, pipe, false); } @@ -9844,7 +9844,7 @@ static void ironlake_get_pfit_config(struct intel_crtc *crtc, /* We currently do not free assignements of panel fitters on * ivb/hsw (since we don't use the higher upscaling modes which * differentiates them) so just WARN about this case for now. */ - if (IS_GEN7(dev)) { + if (IS_GEN7(dev_priv)) { WARN_ON((tmp & PF_PIPE_SEL_MASK_IVB) != PF_PIPE_SEL_IVB(crtc->pipe)); } @@ -11320,7 +11320,7 @@ static int i9xx_pll_refclk(struct drm_device *dev, return dev_priv->vbt.lvds_ssc_freq; else if (HAS_PCH_SPLIT(dev_priv)) return 120000; - else if (!IS_GEN2(dev)) + else if (!IS_GEN2(dev_priv)) return 96000; else return 48000; @@ -11353,7 +11353,7 @@ static void i9xx_crtc_clock_get(struct intel_crtc *crtc, clock.m2 = (fp & FP_M2_DIV_MASK) >> FP_M2_DIV_SHIFT; } - if (!IS_GEN2(dev)) { + if (!IS_GEN2(dev_priv)) { if (IS_PINEVIEW(dev)) clock.p1 = ffs((dpll & DPLL_FPA01_P1_POST_DIV_MASK_PINEVIEW) >> DPLL_FPA01_P1_POST_DIV_SHIFT_PINEVIEW); @@ -11852,6 +11852,7 @@ static int intel_gen7_queue_flip(struct drm_device *dev, struct drm_i915_gem_request *req, uint32_t flags) { + struct drm_i915_private *dev_priv = to_i915(dev); struct intel_ring *ring = req->ring; struct intel_crtc *intel_crtc = to_intel_crtc(crtc); uint32_t plane_bit = 0; @@ -11880,7 +11881,7 @@ static int intel_gen7_queue_flip(struct drm_device *dev, * 48bits addresses, and we need a NOOP for the batch size to * stay even. */ - if (IS_GEN8(dev)) + if (IS_GEN8(dev_priv)) len += 2; } @@ -11917,7 +11918,7 @@ static int intel_gen7_queue_flip(struct drm_device *dev, intel_ring_emit(ring, ~(DERRMR_PIPEA_PRI_FLIP_DONE | DERRMR_PIPEB_PRI_FLIP_DONE | DERRMR_PIPEC_PRI_FLIP_DONE)); - if (IS_GEN8(dev)) + if (IS_GEN8(dev_priv)) intel_ring_emit(ring, MI_STORE_REGISTER_MEM_GEN8 | MI_SRM_LRM_GLOBAL_GTT); else @@ -11926,7 +11927,7 @@ static int intel_gen7_queue_flip(struct drm_device *dev, intel_ring_emit_reg(ring, DERRMR); intel_ring_emit(ring, i915_ggtt_offset(req->engine->scratch) + 256); - if (IS_GEN8(dev)) { + if (IS_GEN8(dev_priv)) { intel_ring_emit(ring, 0); intel_ring_emit(ring, MI_NOOP); } @@ -15320,7 +15321,7 @@ static bool has_edp_a(struct drm_device *dev) if ((I915_READ(DP_A) & DP_DETECTED) == 0) return false; - if (IS_GEN5(dev) && (I915_READ(FUSE_STRAP) & ILK_eDP_A_DISABLE)) + if (IS_GEN5(dev_priv) && (I915_READ(FUSE_STRAP) & ILK_eDP_A_DISABLE)) return false; return true; @@ -15522,7 +15523,7 @@ static void intel_setup_outputs(struct drm_device *dev) } intel_dsi_init(dev); - } else if (!IS_GEN2(dev) && !IS_PINEVIEW(dev)) { + } else if (!IS_GEN2(dev_priv) && !IS_PINEVIEW(dev_priv)) { bool found = false; if (I915_READ(GEN3_SDVOB) & SDVO_DETECTED) { @@ -15556,7 +15557,7 @@ static void intel_setup_outputs(struct drm_device *dev) if (IS_G4X(dev_priv) && (I915_READ(DP_D) & DP_DETECTED)) intel_dp_init(dev, DP_D, PORT_D); - } else if (IS_GEN2(dev)) + } else if (IS_GEN2(dev_priv)) intel_dvo_init(dev); if (SUPPORTS_TV(dev)) @@ -16381,10 +16382,10 @@ void intel_modeset_init(struct drm_device *dev) } } - if (IS_GEN2(dev)) { + if (IS_GEN2(dev_priv)) { dev->mode_config.max_width = 2048; dev->mode_config.max_height = 2048; - } else if (IS_GEN3(dev)) { + } else if (IS_GEN3(dev_priv)) { dev->mode_config.max_width = 4096; dev->mode_config.max_height = 4096; } else { @@ -16395,7 +16396,7 @@ void intel_modeset_init(struct drm_device *dev) if (IS_845G(dev_priv) || IS_I865G(dev_priv)) { dev->mode_config.cursor_width = IS_845G(dev_priv) ? 64 : 512; dev->mode_config.cursor_height = 1023; - } else if (IS_GEN2(dev)) { + } else if (IS_GEN2(dev_priv)) { dev->mode_config.cursor_width = GEN2_CURSOR_WIDTH; dev->mode_config.cursor_height = GEN2_CURSOR_HEIGHT; } else { @@ -16916,7 +16917,7 @@ intel_modeset_setup_hw_state(struct drm_device *dev) if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) vlv_wm_get_hw_state(dev); - else if (IS_GEN9(dev)) + else if (IS_GEN9(dev_priv)) skl_wm_get_hw_state(dev); else if (HAS_PCH_SPLIT(dev_priv)) ilk_wm_get_hw_state(dev); diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index f6c1c2e00d3f..bc03f61d94f1 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1767,7 +1767,7 @@ static void intel_dp_prepare(struct intel_encoder *encoder, /* Split out the IBX/CPU vs CPT settings */ - if (IS_GEN7(dev) && port == PORT_A) { + if (IS_GEN7(dev_priv) && port == PORT_A) { if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC) intel_dp->DP |= DP_SYNC_HS_HIGH; if (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC) @@ -2113,7 +2113,7 @@ static void edp_panel_on(struct intel_dp *intel_dp) pp_ctrl_reg = _pp_ctrl_reg(intel_dp); pp = ironlake_get_pp_control(intel_dp); - if (IS_GEN5(dev)) { + if (IS_GEN5(dev_priv)) { /* ILK workaround: disable reset around power sequence */ pp &= ~PANEL_POWER_RESET; I915_WRITE(pp_ctrl_reg, pp); @@ -2121,7 +2121,7 @@ static void edp_panel_on(struct intel_dp *intel_dp) } pp |= PANEL_POWER_ON; - if (!IS_GEN5(dev)) + if (!IS_GEN5(dev_priv)) pp |= PANEL_POWER_RESET; I915_WRITE(pp_ctrl_reg, pp); @@ -2130,7 +2130,7 @@ static void edp_panel_on(struct intel_dp *intel_dp) wait_panel_on(intel_dp); intel_dp->last_power_on = jiffies; - if (IS_GEN5(dev)) { + if (IS_GEN5(dev_priv)) { pp |= PANEL_POWER_RESET; /* restore panel reset bit */ I915_WRITE(pp_ctrl_reg, pp); POSTING_READ(pp_ctrl_reg); @@ -2443,7 +2443,7 @@ static bool intel_dp_get_hw_state(struct intel_encoder *encoder, if (!(tmp & DP_PORT_EN)) goto out; - if (IS_GEN7(dev) && port == PORT_A) { + if (IS_GEN7(dev_priv) && port == PORT_A) { *pipe = PORT_TO_PIPE_CPT(tmp); } else if (HAS_PCH_CPT(dev_priv) && port != PORT_A) { enum pipe p; @@ -2661,7 +2661,7 @@ _intel_dp_set_link_train(struct intel_dp *intel_dp, } I915_WRITE(DP_TP_CTL(port), temp); - } else if ((IS_GEN7(dev) && port == PORT_A) || + } else if ((IS_GEN7(dev_priv) && port == PORT_A) || (HAS_PCH_CPT(dev_priv) && port != PORT_A)) { *DP &= ~DP_LINK_TRAIN_MASK_CPT; @@ -2990,7 +2990,7 @@ intel_dp_voltage_max(struct intel_dp *intel_dp) return DP_TRAIN_VOLTAGE_SWING_LEVEL_2; } else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) return DP_TRAIN_VOLTAGE_SWING_LEVEL_3; - else if (IS_GEN7(dev) && port == PORT_A) + else if (IS_GEN7(dev_priv) && port == PORT_A) return DP_TRAIN_VOLTAGE_SWING_LEVEL_2; else if (HAS_PCH_CPT(dev_priv) && port != PORT_A) return DP_TRAIN_VOLTAGE_SWING_LEVEL_3; @@ -3353,10 +3353,10 @@ intel_dp_set_signal_levels(struct intel_dp *intel_dp) signal_levels = chv_signal_levels(intel_dp); } else if (IS_VALLEYVIEW(dev_priv)) { signal_levels = vlv_signal_levels(intel_dp); - } else if (IS_GEN7(dev) && port == PORT_A) { + } else if (IS_GEN7(dev_priv) && port == PORT_A) { signal_levels = gen7_edp_signal_levels(train_set); mask = EDP_LINK_TRAIN_VOL_EMP_MASK_IVB; - } else if (IS_GEN6(dev) && port == PORT_A) { + } else if (IS_GEN6(dev_priv) && port == PORT_A) { signal_levels = gen6_edp_signal_levels(train_set); mask = EDP_LINK_TRAIN_VOL_EMP_MASK_SNB; } else { @@ -3444,7 +3444,7 @@ intel_dp_link_down(struct intel_dp *intel_dp) DRM_DEBUG_KMS("\n"); - if ((IS_GEN7(dev) && port == PORT_A) || + if ((IS_GEN7(dev_priv) && port == PORT_A) || (HAS_PCH_CPT(dev_priv) && port != PORT_A)) { DP &= ~DP_LINK_TRAIN_MASK_CPT; DP |= DP_LINK_TRAIN_PAT_IDLE_CPT; diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 07b93f23b8bf..a885b2ac9618 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1722,7 +1722,7 @@ bool chv_phy_powergate_ch(struct drm_i915_private *dev_priv, enum dpio_phy phy, /* intel_pm.c */ void intel_init_clock_gating(struct drm_device *dev); void intel_suspend_hw(struct drm_device *dev); -int ilk_wm_max_level(const struct drm_device *dev); +int ilk_wm_max_level(const struct drm_i915_private *dev_priv); void intel_update_watermarks(struct drm_crtc *crtc); void intel_init_pm(struct drm_device *dev); void intel_init_clock_gating_hooks(struct drm_i915_private *dev_priv); diff --git a/drivers/gpu/drm/i915/intel_fifo_underrun.c b/drivers/gpu/drm/i915/intel_fifo_underrun.c index 076893cc3890..3018f4f589c8 100644 --- a/drivers/gpu/drm/i915/intel_fifo_underrun.c +++ b/drivers/gpu/drm/i915/intel_fifo_underrun.c @@ -256,11 +256,11 @@ static bool __intel_set_cpu_fifo_underrun_reporting(struct drm_device *dev, if (HAS_GMCH_DISPLAY(dev_priv)) i9xx_set_fifo_underrun_reporting(dev, pipe, enable, old); - else if (IS_GEN5(dev) || IS_GEN6(dev)) + else if (IS_GEN5(dev_priv) || IS_GEN6(dev_priv)) ironlake_set_fifo_underrun_reporting(dev, pipe, enable); - else if (IS_GEN7(dev)) + else if (IS_GEN7(dev_priv)) ivybridge_set_fifo_underrun_reporting(dev, pipe, enable, old); - else if (IS_GEN8(dev) || IS_GEN9(dev)) + else if (IS_GEN8(dev_priv) || IS_GEN9(dev_priv)) broadwell_set_fifo_underrun_reporting(dev, pipe, enable); return old; diff --git a/drivers/gpu/drm/i915/intel_guc_loader.c b/drivers/gpu/drm/i915/intel_guc_loader.c index 4a34a607e90e..678b51a24a23 100644 --- a/drivers/gpu/drm/i915/intel_guc_loader.c +++ b/drivers/gpu/drm/i915/intel_guc_loader.c @@ -349,7 +349,6 @@ static u32 guc_wopcm_size(struct drm_i915_private *dev_priv) static int guc_ucode_xfer(struct drm_i915_private *dev_priv) { struct intel_guc_fw *guc_fw = &dev_priv->guc.guc_fw; - struct drm_device *dev = &dev_priv->drm; struct i915_vma *vma; int ret; @@ -392,7 +391,7 @@ static int guc_ucode_xfer(struct drm_i915_private *dev_priv) else I915_WRITE(GEN9_GT_PM_CONFIG, GT_DOORBELL_ENABLE); - if (IS_GEN9(dev)) { + if (IS_GEN9(dev_priv)) { /* DOP Clock Gating Enable for GuC clocks */ I915_WRITE(GEN7_MISCCPCTL, (GEN8_DOP_CLOCK_GATE_GUC_ENABLE | I915_READ(GEN7_MISCCPCTL))); diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index 1c47f99917e6..199b90c7907a 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -1071,7 +1071,7 @@ void intel_lvds_init(struct drm_device *dev) intel_encoder->cloneable = 0; if (HAS_PCH_SPLIT(dev_priv)) intel_encoder->crtc_mask = (1 << 0) | (1 << 1) | (1 << 2); - else if (IS_GEN4(dev)) + else if (IS_GEN4(dev_priv)) intel_encoder->crtc_mask = (1 << 0) | (1 << 1); else intel_encoder->crtc_mask = (1 << 1); diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 8967a8d2378b..48b3904c4aeb 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -1530,7 +1530,7 @@ static void i9xx_update_wm(struct drm_crtc *unused_crtc) if (IS_I945GM(dev)) wm_info = &i945_wm_info; - else if (!IS_GEN2(dev)) + else if (!IS_GEN2(dev_priv)) wm_info = &i915_wm_info; else wm_info = &i830_a_wm_info; @@ -1540,7 +1540,7 @@ static void i9xx_update_wm(struct drm_crtc *unused_crtc) if (intel_crtc_active(crtc)) { const struct drm_display_mode *adjusted_mode; int cpp = drm_format_plane_cpp(crtc->primary->state->fb->pixel_format, 0); - if (IS_GEN2(dev)) + if (IS_GEN2(dev_priv)) cpp = 4; adjusted_mode = &to_intel_crtc(crtc)->config->base.adjusted_mode; @@ -1554,7 +1554,7 @@ static void i9xx_update_wm(struct drm_crtc *unused_crtc) planea_wm = wm_info->max_wm; } - if (IS_GEN2(dev)) + if (IS_GEN2(dev_priv)) wm_info = &i830_bc_wm_info; fifo_size = dev_priv->display.get_fifo_size(dev, 1); @@ -1562,7 +1562,7 @@ static void i9xx_update_wm(struct drm_crtc *unused_crtc) if (intel_crtc_active(crtc)) { const struct drm_display_mode *adjusted_mode; int cpp = drm_format_plane_cpp(crtc->primary->state->fb->pixel_format, 0); - if (IS_GEN2(dev)) + if (IS_GEN2(dev_priv)) cpp = 4; adjusted_mode = &to_intel_crtc(crtc)->config->base.adjusted_mode; @@ -2082,10 +2082,10 @@ static void intel_read_wm_latency(struct drm_device *dev, uint16_t wm[8]) { struct drm_i915_private *dev_priv = to_i915(dev); - if (IS_GEN9(dev)) { + if (IS_GEN9(dev_priv)) { uint32_t val; int ret, i; - int level, max_level = ilk_wm_max_level(dev); + int level, max_level = ilk_wm_max_level(dev_priv); /* read the first set of memory latencies[0:3] */ val = 0; /* data0 to be programmed to 0 for first set */ @@ -2184,10 +2184,11 @@ static void intel_read_wm_latency(struct drm_device *dev, uint16_t wm[8]) } } -static void intel_fixup_spr_wm_latency(struct drm_device *dev, uint16_t wm[5]) +static void intel_fixup_spr_wm_latency(struct drm_i915_private *dev_priv, + uint16_t wm[5]) { /* ILK sprite LP0 latency is 1300 ns */ - if (IS_GEN5(dev)) + if (IS_GEN5(dev_priv)) wm[0] = 13; } @@ -2203,10 +2204,8 @@ static void intel_fixup_cur_wm_latency(struct drm_i915_private *dev_priv, wm[3] *= 2; } -int ilk_wm_max_level(const struct drm_device *dev) +int ilk_wm_max_level(const struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); - /* how many WM levels are we expecting */ if (INTEL_GEN(dev_priv) >= 9) return 7; @@ -2218,11 +2217,11 @@ int ilk_wm_max_level(const struct drm_device *dev) return 2; } -static void intel_print_wm_latency(struct drm_device *dev, +static void intel_print_wm_latency(struct drm_i915_private *dev_priv, const char *name, const uint16_t wm[8]) { - int level, max_level = ilk_wm_max_level(dev); + int level, max_level = ilk_wm_max_level(dev_priv); for (level = 0; level <= max_level; level++) { unsigned int latency = wm[level]; @@ -2237,7 +2236,7 @@ static void intel_print_wm_latency(struct drm_device *dev, * - latencies are in us on gen9. * - before then, WM1+ latency values are in 0.5us units */ - if (IS_GEN9(dev)) + if (IS_GEN9(dev_priv)) latency *= 10; else if (level > 0) latency *= 5; @@ -2251,7 +2250,7 @@ static void intel_print_wm_latency(struct drm_device *dev, static bool ilk_increase_wm_latency(struct drm_i915_private *dev_priv, uint16_t wm[5], uint16_t min) { - int level, max_level = ilk_wm_max_level(&dev_priv->drm); + int level, max_level = ilk_wm_max_level(dev_priv); if (wm[0] >= min) return false; @@ -2280,9 +2279,9 @@ static void snb_wm_latency_quirk(struct drm_device *dev) return; DRM_DEBUG_KMS("WM latency values increased to avoid potential underruns\n"); - intel_print_wm_latency(dev, "Primary", dev_priv->wm.pri_latency); - intel_print_wm_latency(dev, "Sprite", dev_priv->wm.spr_latency); - intel_print_wm_latency(dev, "Cursor", dev_priv->wm.cur_latency); + intel_print_wm_latency(dev_priv, "Primary", dev_priv->wm.pri_latency); + intel_print_wm_latency(dev_priv, "Sprite", dev_priv->wm.spr_latency); + intel_print_wm_latency(dev_priv, "Cursor", dev_priv->wm.cur_latency); } static void ilk_setup_wm_latency(struct drm_device *dev) @@ -2296,14 +2295,14 @@ static void ilk_setup_wm_latency(struct drm_device *dev) memcpy(dev_priv->wm.cur_latency, dev_priv->wm.pri_latency, sizeof(dev_priv->wm.pri_latency)); - intel_fixup_spr_wm_latency(dev, dev_priv->wm.spr_latency); + intel_fixup_spr_wm_latency(dev_priv, dev_priv->wm.spr_latency); intel_fixup_cur_wm_latency(dev_priv, dev_priv->wm.cur_latency); - intel_print_wm_latency(dev, "Primary", dev_priv->wm.pri_latency); - intel_print_wm_latency(dev, "Sprite", dev_priv->wm.spr_latency); - intel_print_wm_latency(dev, "Cursor", dev_priv->wm.cur_latency); + intel_print_wm_latency(dev_priv, "Primary", dev_priv->wm.pri_latency); + intel_print_wm_latency(dev_priv, "Sprite", dev_priv->wm.spr_latency); + intel_print_wm_latency(dev_priv, "Cursor", dev_priv->wm.cur_latency); - if (IS_GEN6(dev)) + if (IS_GEN6(dev_priv)) snb_wm_latency_quirk(dev); } @@ -2312,7 +2311,7 @@ static void skl_setup_wm_latency(struct drm_device *dev) struct drm_i915_private *dev_priv = to_i915(dev); intel_read_wm_latency(dev, dev_priv->wm.skl_latency); - intel_print_wm_latency(dev, "Gen9 Plane", dev_priv->wm.skl_latency); + intel_print_wm_latency(dev_priv, "Gen9 Plane", dev_priv->wm.skl_latency); } static bool ilk_validate_pipe_wm(struct drm_device *dev, @@ -2350,7 +2349,7 @@ static int ilk_compute_pipe_wm(struct intel_crtc_state *cstate) struct intel_plane_state *pristate = NULL; struct intel_plane_state *sprstate = NULL; struct intel_plane_state *curstate = NULL; - int level, max_level = ilk_wm_max_level(dev), usable_level; + int level, max_level = ilk_wm_max_level(dev_priv), usable_level; struct ilk_wm_maximums max; pipe_wm = &cstate->wm.ilk.optimal; @@ -2437,7 +2436,7 @@ static int ilk_compute_intermediate_wm(struct drm_device *dev, { struct intel_pipe_wm *a = &newstate->wm.ilk.intermediate; struct intel_pipe_wm *b = &intel_crtc->wm.active.ilk; - int level, max_level = ilk_wm_max_level(dev); + int level, max_level = ilk_wm_max_level(to_i915(dev)); /* * Start with the final, target watermarks, then combine with the @@ -2521,7 +2520,7 @@ static void ilk_wm_merge(struct drm_device *dev, struct intel_pipe_wm *merged) { struct drm_i915_private *dev_priv = to_i915(dev); - int level, max_level = ilk_wm_max_level(dev); + int level, max_level = ilk_wm_max_level(dev_priv); int last_enabled_level = max_level; /* ILK/SNB/IVB: LP1+ watermarks only w/ single pipe */ @@ -2561,7 +2560,7 @@ static void ilk_wm_merge(struct drm_device *dev, * What we should check here is whether FBC can be * enabled sometime later. */ - if (IS_GEN5(dev) && !merged->fbc_wm_enabled && + if (IS_GEN5(dev_priv) && !merged->fbc_wm_enabled && intel_fbc_is_active(dev_priv)) { for (level = 2; level <= max_level; level++) { struct intel_wm_level *wm = &merged->wm[level]; @@ -2661,7 +2660,7 @@ static struct intel_pipe_wm *ilk_find_best_result(struct drm_device *dev, struct intel_pipe_wm *r1, struct intel_pipe_wm *r2) { - int level, max_level = ilk_wm_max_level(dev); + int level, max_level = ilk_wm_max_level(to_i915(dev)); int level1 = 0, level2 = 0; for (level = 1; level <= max_level; level++) { @@ -3035,7 +3034,7 @@ bool intel_can_enable_sagv(struct drm_atomic_state *state) continue; /* Find the highest enabled wm level for this plane */ - for (level = ilk_wm_max_level(dev); + for (level = ilk_wm_max_level(dev_priv); intel_state->wm_results.plane[pipe][plane][level] == 0; --level) { } @@ -3778,7 +3777,7 @@ static int skl_build_pipe_wm(struct intel_crtc_state *cstate, { struct drm_device *dev = cstate->base.crtc->dev; const struct drm_i915_private *dev_priv = to_i915(dev); - int level, max_level = ilk_wm_max_level(dev); + int level, max_level = ilk_wm_max_level(dev_priv); int ret; for (level = 0; level <= max_level; level++) { @@ -3799,7 +3798,7 @@ static void skl_compute_wm_results(struct drm_device *dev, struct skl_wm_values *r, struct intel_crtc *intel_crtc) { - int level, max_level = ilk_wm_max_level(dev); + int level, max_level = ilk_wm_max_level(to_i915(dev)); enum pipe pipe = intel_crtc->pipe; uint32_t temp; int i; @@ -3868,7 +3867,7 @@ void skl_write_plane_wm(struct intel_crtc *intel_crtc, struct drm_crtc *crtc = &intel_crtc->base; struct drm_device *dev = crtc->dev; struct drm_i915_private *dev_priv = to_i915(dev); - int level, max_level = ilk_wm_max_level(dev); + int level, max_level = ilk_wm_max_level(dev_priv); enum pipe pipe = intel_crtc->pipe; for (level = 0; level <= max_level; level++) { @@ -3889,7 +3888,7 @@ void skl_write_cursor_wm(struct intel_crtc *intel_crtc, struct drm_crtc *crtc = &intel_crtc->base; struct drm_device *dev = crtc->dev; struct drm_i915_private *dev_priv = to_i915(dev); - int level, max_level = ilk_wm_max_level(dev); + int level, max_level = ilk_wm_max_level(dev_priv); enum pipe pipe = intel_crtc->pipe; for (level = 0; level <= max_level; level++) { @@ -4339,7 +4338,7 @@ static void skl_pipe_wm_get_hw_state(struct drm_crtc *crtc) int level, i, max_level; uint32_t temp; - max_level = ilk_wm_max_level(dev); + max_level = ilk_wm_max_level(dev_priv); hw->wm_linetime[pipe] = I915_READ(PIPE_WM_LINETIME(pipe)); @@ -4439,7 +4438,7 @@ static void ilk_pipe_wm_get_hw_state(struct drm_crtc *crtc) active->wm[0].cur_val = tmp & WM0_PIPE_CURSOR_MASK; active->linetime = hw->wm_linetime[pipe]; } else { - int level, max_level = ilk_wm_max_level(dev); + int level, max_level = ilk_wm_max_level(dev_priv); /* * For inactive pipes, all watermark levels @@ -7742,7 +7741,7 @@ void intel_init_pm(struct drm_device *dev) /* For cxsr */ if (IS_PINEVIEW(dev)) i915_pineview_get_mem_freq(dev); - else if (IS_GEN5(dev)) + else if (IS_GEN5(dev_priv)) i915_ironlake_get_mem_freq(dev); /* For FIFO watermark updates */ @@ -7753,9 +7752,9 @@ void intel_init_pm(struct drm_device *dev) } else if (HAS_PCH_SPLIT(dev_priv)) { ilk_setup_wm_latency(dev); - if ((IS_GEN5(dev) && dev_priv->wm.pri_latency[1] && + if ((IS_GEN5(dev_priv) && dev_priv->wm.pri_latency[1] && dev_priv->wm.spr_latency[1] && dev_priv->wm.cur_latency[1]) || - (!IS_GEN5(dev) && dev_priv->wm.pri_latency[0] && + (!IS_GEN5(dev_priv) && dev_priv->wm.pri_latency[0] && dev_priv->wm.spr_latency[0] && dev_priv->wm.cur_latency[0])) { dev_priv->display.compute_pipe_wm = ilk_compute_pipe_wm; dev_priv->display.compute_intermediate_wm = @@ -7791,12 +7790,12 @@ void intel_init_pm(struct drm_device *dev) dev_priv->display.update_wm = pineview_update_wm; } else if (IS_G4X(dev_priv)) { dev_priv->display.update_wm = g4x_update_wm; - } else if (IS_GEN4(dev)) { + } else if (IS_GEN4(dev_priv)) { dev_priv->display.update_wm = i965_update_wm; - } else if (IS_GEN3(dev)) { + } else if (IS_GEN3(dev_priv)) { dev_priv->display.update_wm = i9xx_update_wm; dev_priv->display.get_fifo_size = i9xx_get_fifo_size; - } else if (IS_GEN2(dev)) { + } else if (IS_GEN2(dev_priv)) { if (INTEL_INFO(dev)->num_pipes == 1) { dev_priv->display.update_wm = i845_update_wm; dev_priv->display.get_fifo_size = i845_get_fifo_size; diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index 8b4748839c07..c7d9a20e370d 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -680,7 +680,7 @@ ilk_update_plane(struct drm_plane *plane, if (fb->modifier[0] == I915_FORMAT_MOD_X_TILED) dvscntr |= DVS_TILED; - if (IS_GEN6(dev)) + if (IS_GEN6(dev_priv)) dvscntr |= DVS_TRICKLE_FEED_DISABLE; /* must disable */ /* Sizes are 0 based */ @@ -1075,7 +1075,7 @@ intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane) intel_plane->update_plane = ilk_update_plane; intel_plane->disable_plane = ilk_disable_plane; - if (IS_GEN6(dev)) { + if (IS_GEN6(dev_priv)) { plane_formats = snb_plane_formats; num_plane_formats = ARRAY_SIZE(snb_plane_formats); } else { -- cgit v1.2.3 From 4c494a5769cd0de92638b25960ba0158c36088a6 Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Thu, 13 Oct 2016 14:34:06 +0300 Subject: drm/i915: Fix mismatched INIT power domain disabling during suspend MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Currently the display INIT power domain disabling/enabling happens in a mismatched way in the suspend/resume_early hooks respectively. This can leave display power wells incorrectly disabled in the resume hook if the suspend sequence is aborted for some reason resulting in the suspend/resume hooks getting called but the suspend_late/resume_early hooks being skipped. In particular this change fixes "Unclaimed read from register 0x1e1204" on BYT/BSW triggered from i915_drm_resume()-> intel_pps_unlock_regs_wa() when suspending with /sys/power/pm_test set to devices. Fixes: 85e90679335f ("drm/i915: disable power wells on suspend") Cc: Ville Syrjälä Cc: David Weinehall Signed-off-by: Imre Deak Reviewed-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1476358446-11621-1-git-send-email-imre.deak@intel.com --- drivers/gpu/drm/i915/i915_drv.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 69ff489fb683..1fddc2ccada2 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -1437,8 +1437,6 @@ static int i915_drm_suspend(struct drm_device *dev) dev_priv->suspend_count++; - intel_display_set_init_power(dev_priv, false); - intel_csr_ucode_suspend(dev_priv); out: @@ -1456,6 +1454,8 @@ static int i915_drm_suspend_late(struct drm_device *dev, bool hibernation) disable_rpm_wakeref_asserts(dev_priv); + intel_display_set_init_power(dev_priv, false); + fw_csr = !IS_BROXTON(dev_priv) && suspend_to_idle(dev_priv) && dev_priv->csr.dmc_payload; /* -- cgit v1.2.3 From 4fb84d991ef2172d425234391d7215978345f6cd Mon Sep 17 00:00:00 2001 From: Michał Winiarski Date: Thu, 13 Oct 2016 14:02:40 +0200 Subject: drm/i915: Remove unused "valid" parameter from pte_encode MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We never used any invalid ptes, those were put in place for a possibility of doing gpu faults. However our batchbuffers are not restricted in length, so everything needs to be pointing to something and thus out-of-bounds is pointing to scratch. Remove the valid flag as it is always true. v2: Expand commit msg, patch reorder (Mika) Cc: Chris Wilson Cc: Michel Thierry Reviewed-by: Joonas Lahtinen Reviewed-by: Mika Kuoppala Signed-off-by: Michał Winiarski Signed-off-by: Chris Wilson Link: http://patchwork.freedesktop.org/patch/msgid/1476360162-24062-1-git-send-email-michal.winiarski@intel.com --- drivers/gpu/drm/i915/i915_gem.c | 6 +- drivers/gpu/drm/i915/i915_gem_execbuffer.c | 3 +- drivers/gpu/drm/i915/i915_gem_gtt.c | 98 ++++++++++++------------------ drivers/gpu/drm/i915/i915_gem_gtt.h | 5 +- drivers/gpu/drm/i915/i915_gpu_error.c | 2 +- 5 files changed, 46 insertions(+), 68 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index cbda30543c70..fe92e28ea0a8 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -919,8 +919,7 @@ out_unpin: if (node.allocated) { wmb(); ggtt->base.clear_range(&ggtt->base, - node.start, node.size, - true); + node.start, node.size); i915_gem_object_unpin_pages(obj); remove_mappable_node(&node); } else { @@ -1228,8 +1227,7 @@ out_unpin: if (node.allocated) { wmb(); ggtt->base.clear_range(&ggtt->base, - node.start, node.size, - true); + node.start, node.size); i915_gem_object_unpin_pages(obj); remove_mappable_node(&node); } else { diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index 6a5aea292f7e..1d02e74ce62d 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -370,8 +370,7 @@ static void reloc_cache_fini(struct reloc_cache *cache) ggtt->base.clear_range(&ggtt->base, cache->node.start, - cache->node.size, - true); + cache->node.size); drm_mm_remove_node(&cache->node); } else { i915_vma_unpin((struct i915_vma *)cache->node.mm); diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 3069b56300ff..6de50e44954d 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -191,15 +191,13 @@ static void ppgtt_unbind_vma(struct i915_vma *vma) { vma->vm->clear_range(vma->vm, vma->node.start, - vma->size, - true); + vma->size); } static gen8_pte_t gen8_pte_encode(dma_addr_t addr, - enum i915_cache_level level, - bool valid) + enum i915_cache_level level) { - gen8_pte_t pte = valid ? _PAGE_PRESENT | _PAGE_RW : 0; + gen8_pte_t pte = _PAGE_PRESENT | _PAGE_RW; pte |= addr; switch (level) { @@ -234,9 +232,9 @@ static gen8_pde_t gen8_pde_encode(const dma_addr_t addr, static gen6_pte_t snb_pte_encode(dma_addr_t addr, enum i915_cache_level level, - bool valid, u32 unused) + u32 unused) { - gen6_pte_t pte = valid ? GEN6_PTE_VALID : 0; + gen6_pte_t pte = GEN6_PTE_VALID; pte |= GEN6_PTE_ADDR_ENCODE(addr); switch (level) { @@ -256,9 +254,9 @@ static gen6_pte_t snb_pte_encode(dma_addr_t addr, static gen6_pte_t ivb_pte_encode(dma_addr_t addr, enum i915_cache_level level, - bool valid, u32 unused) + u32 unused) { - gen6_pte_t pte = valid ? GEN6_PTE_VALID : 0; + gen6_pte_t pte = GEN6_PTE_VALID; pte |= GEN6_PTE_ADDR_ENCODE(addr); switch (level) { @@ -280,9 +278,9 @@ static gen6_pte_t ivb_pte_encode(dma_addr_t addr, static gen6_pte_t byt_pte_encode(dma_addr_t addr, enum i915_cache_level level, - bool valid, u32 flags) + u32 flags) { - gen6_pte_t pte = valid ? GEN6_PTE_VALID : 0; + gen6_pte_t pte = GEN6_PTE_VALID; pte |= GEN6_PTE_ADDR_ENCODE(addr); if (!(flags & PTE_READ_ONLY)) @@ -296,9 +294,9 @@ static gen6_pte_t byt_pte_encode(dma_addr_t addr, static gen6_pte_t hsw_pte_encode(dma_addr_t addr, enum i915_cache_level level, - bool valid, u32 unused) + u32 unused) { - gen6_pte_t pte = valid ? GEN6_PTE_VALID : 0; + gen6_pte_t pte = GEN6_PTE_VALID; pte |= HSW_PTE_ADDR_ENCODE(addr); if (level != I915_CACHE_NONE) @@ -309,9 +307,9 @@ static gen6_pte_t hsw_pte_encode(dma_addr_t addr, static gen6_pte_t iris_pte_encode(dma_addr_t addr, enum i915_cache_level level, - bool valid, u32 unused) + u32 unused) { - gen6_pte_t pte = valid ? GEN6_PTE_VALID : 0; + gen6_pte_t pte = GEN6_PTE_VALID; pte |= HSW_PTE_ADDR_ENCODE(addr); switch (level) { @@ -474,7 +472,7 @@ static void gen8_initialize_pt(struct i915_address_space *vm, gen8_pte_t scratch_pte; scratch_pte = gen8_pte_encode(vm->scratch_page.daddr, - I915_CACHE_LLC, true); + I915_CACHE_LLC); fill_px(to_i915(vm->dev), pt, scratch_pte); } @@ -487,7 +485,7 @@ static void gen6_initialize_pt(struct i915_address_space *vm, WARN_ON(vm->scratch_page.daddr == 0); scratch_pte = vm->pte_encode(vm->scratch_page.daddr, - I915_CACHE_LLC, true, 0); + I915_CACHE_LLC, 0); fill32_px(to_i915(vm->dev), pt, scratch_pte); } @@ -765,13 +763,11 @@ static void gen8_ppgtt_clear_pte_range(struct i915_address_space *vm, } static void gen8_ppgtt_clear_range(struct i915_address_space *vm, - uint64_t start, - uint64_t length, - bool use_scratch) + uint64_t start, uint64_t length) { struct i915_hw_ppgtt *ppgtt = i915_vm_to_ppgtt(vm); gen8_pte_t scratch_pte = gen8_pte_encode(vm->scratch_page.daddr, - I915_CACHE_LLC, use_scratch); + I915_CACHE_LLC); if (!USES_FULL_48BIT_PPGTT(vm->dev)) { gen8_ppgtt_clear_pte_range(vm, &ppgtt->pdp, start, length, @@ -811,7 +807,7 @@ gen8_ppgtt_insert_pte_entries(struct i915_address_space *vm, pt_vaddr[pte] = gen8_pte_encode(sg_page_iter_dma_address(sg_iter), - cache_level, true); + cache_level); if (++pte == GEN8_PTES) { kunmap_px(ppgtt, pt_vaddr); pt_vaddr = NULL; @@ -1454,7 +1450,7 @@ static void gen8_dump_ppgtt(struct i915_hw_ppgtt *ppgtt, struct seq_file *m) uint64_t start = ppgtt->base.start; uint64_t length = ppgtt->base.total; gen8_pte_t scratch_pte = gen8_pte_encode(vm->scratch_page.daddr, - I915_CACHE_LLC, true); + I915_CACHE_LLC); if (!USES_FULL_48BIT_PPGTT(vm->dev)) { gen8_dump_pdp(&ppgtt->pdp, start, length, scratch_pte, m); @@ -1571,7 +1567,7 @@ static void gen6_dump_ppgtt(struct i915_hw_ppgtt *ppgtt, struct seq_file *m) uint32_t start = ppgtt->base.start, length = ppgtt->base.total; scratch_pte = vm->pte_encode(vm->scratch_page.daddr, - I915_CACHE_LLC, true, 0); + I915_CACHE_LLC, 0); gen6_for_each_pde(unused, &ppgtt->pd, start, length, pde) { u32 expected; @@ -1786,8 +1782,7 @@ static void gen6_ppgtt_enable(struct drm_device *dev) /* PPGTT support for Sandybdrige/Gen6 and later */ static void gen6_ppgtt_clear_range(struct i915_address_space *vm, uint64_t start, - uint64_t length, - bool use_scratch) + uint64_t length) { struct i915_hw_ppgtt *ppgtt = i915_vm_to_ppgtt(vm); gen6_pte_t *pt_vaddr, scratch_pte; @@ -1798,7 +1793,7 @@ static void gen6_ppgtt_clear_range(struct i915_address_space *vm, unsigned last_pte, i; scratch_pte = vm->pte_encode(vm->scratch_page.daddr, - I915_CACHE_LLC, true, 0); + I915_CACHE_LLC, 0); while (num_entries) { last_pte = first_pte + num_entries; @@ -1836,7 +1831,7 @@ static void gen6_ppgtt_insert_entries(struct i915_address_space *vm, pt_vaddr = kmap_px(ppgtt->pd.page_table[act_pt]); pt_vaddr[act_pte] = - vm->pte_encode(addr, cache_level, true, flags); + vm->pte_encode(addr, cache_level, flags); if (++act_pte == GEN6_PTES) { kunmap_px(ppgtt, pt_vaddr); @@ -2296,8 +2291,7 @@ void i915_gem_suspend_gtt_mappings(struct drm_device *dev) i915_check_and_clear_faults(dev_priv); - ggtt->base.clear_range(&ggtt->base, ggtt->base.start, ggtt->base.total, - true); + ggtt->base.clear_range(&ggtt->base, ggtt->base.start, ggtt->base.total); i915_ggtt_flush(dev_priv); } @@ -2331,7 +2325,7 @@ static void gen8_ggtt_insert_page(struct i915_address_space *vm, rpm_atomic_seq = assert_rpm_atomic_begin(dev_priv); - gen8_set_pte(pte, gen8_pte_encode(addr, level, true)); + gen8_set_pte(pte, gen8_pte_encode(addr, level)); I915_WRITE(GFX_FLSH_CNTL_GEN6, GFX_FLSH_CNTL_EN); POSTING_READ(GFX_FLSH_CNTL_GEN6); @@ -2358,7 +2352,7 @@ static void gen8_ggtt_insert_entries(struct i915_address_space *vm, gtt_entries = (gen8_pte_t __iomem *)ggtt->gsm + (start >> PAGE_SHIFT); for_each_sgt_dma(addr, sgt_iter, st) { - gtt_entry = gen8_pte_encode(addr, level, true); + gtt_entry = gen8_pte_encode(addr, level); gen8_set_pte(>t_entries[i++], gtt_entry); } @@ -2422,7 +2416,7 @@ static void gen6_ggtt_insert_page(struct i915_address_space *vm, rpm_atomic_seq = assert_rpm_atomic_begin(dev_priv); - iowrite32(vm->pte_encode(addr, level, true, flags), pte); + iowrite32(vm->pte_encode(addr, level, flags), pte); I915_WRITE(GFX_FLSH_CNTL_GEN6, GFX_FLSH_CNTL_EN); POSTING_READ(GFX_FLSH_CNTL_GEN6); @@ -2455,7 +2449,7 @@ static void gen6_ggtt_insert_entries(struct i915_address_space *vm, gtt_entries = (gen6_pte_t __iomem *)ggtt->gsm + (start >> PAGE_SHIFT); for_each_sgt_dma(addr, sgt_iter, st) { - gtt_entry = vm->pte_encode(addr, level, true, flags); + gtt_entry = vm->pte_encode(addr, level, flags); iowrite32(gtt_entry, >t_entries[i++]); } @@ -2479,16 +2473,12 @@ static void gen6_ggtt_insert_entries(struct i915_address_space *vm, } static void nop_clear_range(struct i915_address_space *vm, - uint64_t start, - uint64_t length, - bool use_scratch) + uint64_t start, uint64_t length) { } static void gen8_ggtt_clear_range(struct i915_address_space *vm, - uint64_t start, - uint64_t length, - bool use_scratch) + uint64_t start, uint64_t length) { struct drm_i915_private *dev_priv = to_i915(vm->dev); struct i915_ggtt *ggtt = i915_vm_to_ggtt(vm); @@ -2508,8 +2498,7 @@ static void gen8_ggtt_clear_range(struct i915_address_space *vm, num_entries = max_entries; scratch_pte = gen8_pte_encode(vm->scratch_page.daddr, - I915_CACHE_LLC, - use_scratch); + I915_CACHE_LLC); for (i = 0; i < num_entries; i++) gen8_set_pte(>t_base[i], scratch_pte); readl(gtt_base); @@ -2519,8 +2508,7 @@ static void gen8_ggtt_clear_range(struct i915_address_space *vm, static void gen6_ggtt_clear_range(struct i915_address_space *vm, uint64_t start, - uint64_t length, - bool use_scratch) + uint64_t length) { struct drm_i915_private *dev_priv = to_i915(vm->dev); struct i915_ggtt *ggtt = i915_vm_to_ggtt(vm); @@ -2540,7 +2528,7 @@ static void gen6_ggtt_clear_range(struct i915_address_space *vm, num_entries = max_entries; scratch_pte = vm->pte_encode(vm->scratch_page.daddr, - I915_CACHE_LLC, use_scratch, 0); + I915_CACHE_LLC, 0); for (i = 0; i < num_entries; i++) iowrite32(scratch_pte, >t_base[i]); @@ -2587,8 +2575,7 @@ static void i915_ggtt_insert_entries(struct i915_address_space *vm, static void i915_ggtt_clear_range(struct i915_address_space *vm, uint64_t start, - uint64_t length, - bool unused) + uint64_t length) { struct drm_i915_private *dev_priv = to_i915(vm->dev); unsigned first_entry = start >> PAGE_SHIFT; @@ -2672,13 +2659,11 @@ static void ggtt_unbind_vma(struct i915_vma *vma) if (vma->flags & I915_VMA_GLOBAL_BIND) vma->vm->clear_range(vma->vm, - vma->node.start, size, - true); + vma->node.start, size); if (vma->flags & I915_VMA_LOCAL_BIND && appgtt) appgtt->base.clear_range(&appgtt->base, - vma->node.start, size, - true); + vma->node.start, size); } void i915_gem_gtt_finish_object(struct drm_i915_gem_object *obj) @@ -2749,13 +2734,12 @@ int i915_gem_init_ggtt(struct drm_i915_private *dev_priv) DRM_DEBUG_KMS("clearing unused GTT space: [%lx, %lx]\n", hole_start, hole_end); ggtt->base.clear_range(&ggtt->base, hole_start, - hole_end - hole_start, true); + hole_end - hole_start); } /* And finally clear the reserved guard page */ ggtt->base.clear_range(&ggtt->base, - ggtt->base.total - PAGE_SIZE, PAGE_SIZE, - true); + ggtt->base.total - PAGE_SIZE, PAGE_SIZE); if (USES_PPGTT(dev_priv) && !USES_FULL_PPGTT(dev_priv)) { ppgtt = kzalloc(sizeof(*ppgtt), GFP_KERNEL); @@ -2777,8 +2761,7 @@ int i915_gem_init_ggtt(struct drm_i915_private *dev_priv) ppgtt->base.clear_range(&ppgtt->base, ppgtt->base.start, - ppgtt->base.total, - true); + ppgtt->base.total); dev_priv->mm.aliasing_ppgtt = ppgtt; WARN_ON(ggtt->base.bind_vma != ggtt_bind_vma); @@ -3264,8 +3247,7 @@ void i915_gem_restore_gtt_mappings(struct drm_device *dev) i915_check_and_clear_faults(dev_priv); /* First fill our portion of the GTT with scratch pages */ - ggtt->base.clear_range(&ggtt->base, ggtt->base.start, ggtt->base.total, - true); + ggtt->base.clear_range(&ggtt->base, ggtt->base.start, ggtt->base.total); ggtt->base.closed = true; /* skip rewriting PTE on VMA unbind */ diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h index bd93fb8f99d2..c241d8143255 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.h +++ b/drivers/gpu/drm/i915/i915_gem_gtt.h @@ -395,7 +395,7 @@ struct i915_address_space { /* FIXME: Need a more generic return type */ gen6_pte_t (*pte_encode)(dma_addr_t addr, enum i915_cache_level level, - bool valid, u32 flags); /* Create a valid PTE */ + u32 flags); /* Create a valid PTE */ /* flags for pte_encode */ #define PTE_READ_ONLY (1<<0) int (*allocate_va_range)(struct i915_address_space *vm, @@ -403,8 +403,7 @@ struct i915_address_space { uint64_t length); void (*clear_range)(struct i915_address_space *vm, uint64_t start, - uint64_t length, - bool use_scratch); + uint64_t length); void (*insert_page)(struct i915_address_space *vm, dma_addr_t addr, uint64_t offset, diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index e9d282270c72..a8ce358850d1 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -848,7 +848,7 @@ unwind: out: compress_fini(&zstream, dst); - ggtt->base.clear_range(&ggtt->base, slot, PAGE_SIZE, true); + ggtt->base.clear_range(&ggtt->base, slot, PAGE_SIZE); return dst; } -- cgit v1.2.3 From d209b9c3cd281e4543e1150d173388b6d8f29a42 Mon Sep 17 00:00:00 2001 From: Michał Winiarski Date: Thu, 13 Oct 2016 14:02:41 +0200 Subject: drm/i915/gtt: Split gen8_ppgtt_clear_pte_range MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Let's use more top-down approach, where each gen8_ppgtt_clear_* function is responsible for clearing the struct passed as an argument and calling relevant clear_range functions on lower-level tables. Doing this rather than operating on PTE ranges makes the implementation of shrinking page tables quite simple. v2: Drop min when calculating num_entries, no negation in 48b ppgtt check, no newlines in vars block (Joonas) Cc: Chris Wilson Cc: Joonas Lahtinen Cc: Michel Thierry Cc: Mika Kuoppala Signed-off-by: Michał Winiarski Signed-off-by: Chris Wilson Link: http://patchwork.freedesktop.org/patch/msgid/1476360162-24062-2-git-send-email-michal.winiarski@intel.com --- drivers/gpu/drm/i915/i915_gem_gtt.c | 107 +++++++++++++++++++----------------- 1 file changed, 58 insertions(+), 49 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 6de50e44954d..2350fdfe38c4 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -706,59 +706,78 @@ static int gen8_48b_mm_switch(struct i915_hw_ppgtt *ppgtt, return gen8_write_pdp(req, 0, px_dma(&ppgtt->pml4)); } -static void gen8_ppgtt_clear_pte_range(struct i915_address_space *vm, - struct i915_page_directory_pointer *pdp, - uint64_t start, - uint64_t length, - gen8_pte_t scratch_pte) +static void gen8_ppgtt_clear_pt(struct i915_address_space *vm, + struct i915_page_table *pt, + uint64_t start, + uint64_t length) { struct i915_hw_ppgtt *ppgtt = i915_vm_to_ppgtt(vm); + + unsigned int pte_start = gen8_pte_index(start); + unsigned int num_entries = gen8_pte_count(start, length); + uint64_t pte; gen8_pte_t *pt_vaddr; - unsigned pdpe = gen8_pdpe_index(start); - unsigned pde = gen8_pde_index(start); - unsigned pte = gen8_pte_index(start); - unsigned num_entries = length >> PAGE_SHIFT; - unsigned last_pte, i; + gen8_pte_t scratch_pte = gen8_pte_encode(vm->scratch_page.daddr, + I915_CACHE_LLC); - if (WARN_ON(!pdp)) + if (WARN_ON(!px_page(pt))) return; - while (num_entries) { - struct i915_page_directory *pd; - struct i915_page_table *pt; + bitmap_clear(pt->used_ptes, pte_start, num_entries); - if (WARN_ON(!pdp->page_directory[pdpe])) - break; + pt_vaddr = kmap_px(pt); + + for (pte = pte_start; pte < num_entries; pte++) + pt_vaddr[pte] = scratch_pte; - pd = pdp->page_directory[pdpe]; + kunmap_px(ppgtt, pt_vaddr); +} + +static void gen8_ppgtt_clear_pd(struct i915_address_space *vm, + struct i915_page_directory *pd, + uint64_t start, + uint64_t length) +{ + struct i915_page_table *pt; + uint64_t pde; + gen8_for_each_pde(pt, pd, start, length, pde) { if (WARN_ON(!pd->page_table[pde])) break; - pt = pd->page_table[pde]; + gen8_ppgtt_clear_pt(vm, pt, start, length); + } +} - if (WARN_ON(!px_page(pt))) - break; +static void gen8_ppgtt_clear_pdp(struct i915_address_space *vm, + struct i915_page_directory_pointer *pdp, + uint64_t start, + uint64_t length) +{ + struct i915_page_directory *pd; + uint64_t pdpe; - last_pte = pte + num_entries; - if (last_pte > GEN8_PTES) - last_pte = GEN8_PTES; + gen8_for_each_pdpe(pd, pdp, start, length, pdpe) { + if (WARN_ON(!pdp->page_directory[pdpe])) + break; - pt_vaddr = kmap_px(pt); + gen8_ppgtt_clear_pd(vm, pd, start, length); + } +} - for (i = pte; i < last_pte; i++) { - pt_vaddr[i] = scratch_pte; - num_entries--; - } +static void gen8_ppgtt_clear_pml4(struct i915_address_space *vm, + struct i915_pml4 *pml4, + uint64_t start, + uint64_t length) +{ + struct i915_page_directory_pointer *pdp; + uint64_t pml4e; - kunmap_px(ppgtt, pt_vaddr); + gen8_for_each_pml4e(pdp, pml4, start, length, pml4e) { + if (WARN_ON(!pml4->pdps[pml4e])) + break; - pte = 0; - if (++pde == I915_PDES) { - if (++pdpe == I915_PDPES_PER_PDP(vm->dev)) - break; - pde = 0; - } + gen8_ppgtt_clear_pdp(vm, pdp, start, length); } } @@ -766,21 +785,11 @@ static void gen8_ppgtt_clear_range(struct i915_address_space *vm, uint64_t start, uint64_t length) { struct i915_hw_ppgtt *ppgtt = i915_vm_to_ppgtt(vm); - gen8_pte_t scratch_pte = gen8_pte_encode(vm->scratch_page.daddr, - I915_CACHE_LLC); - if (!USES_FULL_48BIT_PPGTT(vm->dev)) { - gen8_ppgtt_clear_pte_range(vm, &ppgtt->pdp, start, length, - scratch_pte); - } else { - uint64_t pml4e; - struct i915_page_directory_pointer *pdp; - - gen8_for_each_pml4e(pdp, &ppgtt->pml4, start, length, pml4e) { - gen8_ppgtt_clear_pte_range(vm, pdp, start, length, - scratch_pte); - } - } + if (USES_FULL_48BIT_PPGTT(vm->dev)) + gen8_ppgtt_clear_pml4(vm, &ppgtt->pml4, start, length); + else + gen8_ppgtt_clear_pdp(vm, &ppgtt->pdp, start, length); } static void -- cgit v1.2.3 From 2ce5179fe8260f8ad60da4d3f594cfda3f9ad57b Mon Sep 17 00:00:00 2001 From: Michał Winiarski Date: Thu, 13 Oct 2016 14:02:42 +0200 Subject: drm/i915/gtt: Free unused lower-level page tables MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Since "Dynamic page table allocations" were introduced, our page tables can grow (being dynamically allocated) with address space range usage. Unfortunately, their lifetime is bound to vm. This is not a huge problem when we're not using softpin - drm_mm is creating an upper bound on used range by causing addresses for our VMAs to eventually be reused. With softpin, long lived contexts can drain the system out of memory even with a single "small" object. For example: bo = bo_alloc(size); while(true) offset += size; exec(bo, offset); Will cause us to create new allocations until all memory in the system is used for tracking GPU pages (even though almost all PTEs in this vm are pointing to scratch). Let's free unused page tables in clear_range to prevent this - if no entries are used, we can safely free it and return this information to the caller (so that higher-level entry is pointing to scratch). v2: Document return value and free semantics (Joonas) v3: No newlines in vars block (Joonas) v4: Drop redundant local 'reduce' variable v5: Handle CI fail with enable_ppgtt=2 Cc: Michel Thierry Cc: Mika Kuoppala Reviewed-by: Chris Wilson Reviewed-by: Joonas Lahtinen Signed-off-by: Michał Winiarski Signed-off-by: Chris Wilson Link: http://patchwork.freedesktop.org/patch/msgid/1476360162-24062-3-git-send-email-michal.winiarski@intel.com --- drivers/gpu/drm/i915/i915_gem_gtt.c | 81 +++++++++++++++++++++++++++++++++---- 1 file changed, 73 insertions(+), 8 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 2350fdfe38c4..062fb0ad75da 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -706,13 +706,15 @@ static int gen8_48b_mm_switch(struct i915_hw_ppgtt *ppgtt, return gen8_write_pdp(req, 0, px_dma(&ppgtt->pml4)); } -static void gen8_ppgtt_clear_pt(struct i915_address_space *vm, +/* Removes entries from a single page table, releasing it if it's empty. + * Caller can use the return value to update higher-level entries. + */ +static bool gen8_ppgtt_clear_pt(struct i915_address_space *vm, struct i915_page_table *pt, uint64_t start, uint64_t length) { struct i915_hw_ppgtt *ppgtt = i915_vm_to_ppgtt(vm); - unsigned int pte_start = gen8_pte_index(start); unsigned int num_entries = gen8_pte_count(start, length); uint64_t pte; @@ -721,63 +723,126 @@ static void gen8_ppgtt_clear_pt(struct i915_address_space *vm, I915_CACHE_LLC); if (WARN_ON(!px_page(pt))) - return; + return false; bitmap_clear(pt->used_ptes, pte_start, num_entries); + if (bitmap_empty(pt->used_ptes, GEN8_PTES)) { + free_pt(vm->dev, pt); + return true; + } + pt_vaddr = kmap_px(pt); for (pte = pte_start; pte < num_entries; pte++) pt_vaddr[pte] = scratch_pte; kunmap_px(ppgtt, pt_vaddr); + + return false; } -static void gen8_ppgtt_clear_pd(struct i915_address_space *vm, +/* Removes entries from a single page dir, releasing it if it's empty. + * Caller can use the return value to update higher-level entries + */ +static bool gen8_ppgtt_clear_pd(struct i915_address_space *vm, struct i915_page_directory *pd, uint64_t start, uint64_t length) { + struct i915_hw_ppgtt *ppgtt = i915_vm_to_ppgtt(vm); struct i915_page_table *pt; uint64_t pde; + gen8_pde_t *pde_vaddr; + gen8_pde_t scratch_pde = gen8_pde_encode(px_dma(vm->scratch_pt), + I915_CACHE_LLC); gen8_for_each_pde(pt, pd, start, length, pde) { if (WARN_ON(!pd->page_table[pde])) break; - gen8_ppgtt_clear_pt(vm, pt, start, length); + if (gen8_ppgtt_clear_pt(vm, pt, start, length)) { + __clear_bit(pde, pd->used_pdes); + pde_vaddr = kmap_px(pd); + pde_vaddr[pde] = scratch_pde; + kunmap_px(ppgtt, pde_vaddr); + } + } + + if (bitmap_empty(pd->used_pdes, I915_PDES)) { + free_pd(vm->dev, pd); + return true; } + + return false; } -static void gen8_ppgtt_clear_pdp(struct i915_address_space *vm, +/* Removes entries from a single page dir pointer, releasing it if it's empty. + * Caller can use the return value to update higher-level entries + */ +static bool gen8_ppgtt_clear_pdp(struct i915_address_space *vm, struct i915_page_directory_pointer *pdp, uint64_t start, uint64_t length) { + struct i915_hw_ppgtt *ppgtt = i915_vm_to_ppgtt(vm); struct i915_page_directory *pd; uint64_t pdpe; + gen8_ppgtt_pdpe_t *pdpe_vaddr; + gen8_ppgtt_pdpe_t scratch_pdpe = + gen8_pdpe_encode(px_dma(vm->scratch_pd), I915_CACHE_LLC); gen8_for_each_pdpe(pd, pdp, start, length, pdpe) { if (WARN_ON(!pdp->page_directory[pdpe])) break; - gen8_ppgtt_clear_pd(vm, pd, start, length); + if (gen8_ppgtt_clear_pd(vm, pd, start, length)) { + __clear_bit(pdpe, pdp->used_pdpes); + if (USES_FULL_48BIT_PPGTT(vm->dev)) { + pdpe_vaddr = kmap_px(pdp); + pdpe_vaddr[pdpe] = scratch_pdpe; + kunmap_px(ppgtt, pdpe_vaddr); + } + } + } + + if (USES_FULL_48BIT_PPGTT(vm->dev) && + bitmap_empty(pdp->used_pdpes, I915_PDPES_PER_PDP(vm->dev))) { + free_pdp(vm->dev, pdp); + return true; } + + return false; } +/* Removes entries from a single pml4. + * This is the top-level structure in 4-level page tables used on gen8+. + * Empty entries are always scratch pml4e. + */ static void gen8_ppgtt_clear_pml4(struct i915_address_space *vm, struct i915_pml4 *pml4, uint64_t start, uint64_t length) { + struct i915_hw_ppgtt *ppgtt = i915_vm_to_ppgtt(vm); struct i915_page_directory_pointer *pdp; uint64_t pml4e; + gen8_ppgtt_pml4e_t *pml4e_vaddr; + gen8_ppgtt_pml4e_t scratch_pml4e = + gen8_pml4e_encode(px_dma(vm->scratch_pdp), I915_CACHE_LLC); + + GEM_BUG_ON(!USES_FULL_48BIT_PPGTT(vm->dev)); gen8_for_each_pml4e(pdp, pml4, start, length, pml4e) { if (WARN_ON(!pml4->pdps[pml4e])) break; - gen8_ppgtt_clear_pdp(vm, pdp, start, length); + if (gen8_ppgtt_clear_pdp(vm, pdp, start, length)) { + __clear_bit(pml4e, pml4->used_pml4es); + pml4e_vaddr = kmap_px(pml4); + pml4e_vaddr[pml4e] = scratch_pml4e; + kunmap_px(ppgtt, pml4e_vaddr); + } } } -- cgit v1.2.3 From c13fb7789096596f7cd5a64b24dbb66116bfc519 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Fri, 14 Oct 2016 14:55:02 +0100 Subject: drm/i915: Fix cxsr_latency_table reorg I have re-ordered some struct members in patch: commit 44a655cae3043453f9dd8076538712d52e2e0ce4 Author: Tvrtko Ursulin Date: Thu Oct 13 11:09:23 2016 +0100 drm/i915: Shrink cxsr_latency_table but that particular one is not initialized with named initializers which broke it. Move the bitfields back at the beginning. Space saving is still there. Signed-off-by: Tvrtko Ursulin Fixes: 44a655cae304 ("drm/i915: Shrink cxsr_latency_table") Cc: Joonas Lahtinen Cc: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1476453302-7580-1-git-send-email-tvrtko.ursulin@linux.intel.com --- drivers/gpu/drm/i915/intel_drv.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index a885b2ac9618..5bc115496355 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -807,14 +807,14 @@ struct intel_watermark_params { }; struct cxsr_latency { + bool is_desktop : 1; + bool is_ddr3 : 1; u16 fsb_freq; u16 mem_freq; u16 display_sr; u16 display_hpll_disable; u16 cursor_sr; u16 cursor_hpll_disable; - bool is_desktop : 1; - bool is_ddr3 : 1; }; #define to_intel_atomic_state(x) container_of(x, struct intel_atomic_state, base) -- cgit v1.2.3 From ce0ba283f64e632a088b40a09d74522555275287 Mon Sep 17 00:00:00 2001 From: Lyude Date: Thu, 15 Sep 2016 10:46:35 -0400 Subject: drm/i915/skl: Move per-pipe ddb allocations into crtc states MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit First part of cleaning up all of the skl watermark code. This moves the structures for storing the ddb allocations of each pipe into intel_crtc_state, along with moving the structures for storing the current ddb allocations active on hardware into intel_crtc. Changes since v1: - Don't replace alloc->start = alloc->end = 0; Signed-off-by: Lyude Reviewed-by: Maarten Lankhorst Reviewed-by: Paulo Zanoni Cc: Ville Syrjälä --- drivers/gpu/drm/i915/i915_drv.h | 1 - drivers/gpu/drm/i915/intel_display.c | 16 ++++++++------- drivers/gpu/drm/i915/intel_drv.h | 8 +++++--- drivers/gpu/drm/i915/intel_pm.c | 40 +++++++++++++++--------------------- 4 files changed, 30 insertions(+), 35 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index fe875b27a6bf..ac4287f992f3 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1641,7 +1641,6 @@ static inline bool skl_ddb_entry_equal(const struct skl_ddb_entry *e1, } struct skl_ddb_allocation { - struct skl_ddb_entry pipe[I915_MAX_PIPES]; struct skl_ddb_entry plane[I915_MAX_PIPES][I915_MAX_PLANES]; /* packed/uv */ struct skl_ddb_entry y_plane[I915_MAX_PIPES][I915_MAX_PLANES]; }; diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 60c699e2c2af..7a68cc327e27 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -14246,12 +14246,11 @@ static void skl_update_crtcs(struct drm_atomic_state *state, unsigned int *crtc_vblank_mask) { struct drm_device *dev = state->dev; - struct drm_i915_private *dev_priv = to_i915(dev); struct intel_atomic_state *intel_state = to_intel_atomic_state(state); struct drm_crtc *crtc; + struct intel_crtc *intel_crtc; struct drm_crtc_state *old_crtc_state; - struct skl_ddb_allocation *new_ddb = &intel_state->wm_results.ddb; - struct skl_ddb_allocation *cur_ddb = &dev_priv->wm.skl_hw.ddb; + struct intel_crtc_state *cstate; unsigned int updated = 0; bool progress; enum pipe pipe; @@ -14269,12 +14268,14 @@ static void skl_update_crtcs(struct drm_atomic_state *state, for_each_crtc_in_state(state, crtc, old_crtc_state, i) { bool vbl_wait = false; unsigned int cmask = drm_crtc_mask(crtc); - pipe = to_intel_crtc(crtc)->pipe; + + intel_crtc = to_intel_crtc(crtc); + cstate = to_intel_crtc_state(crtc->state); + pipe = intel_crtc->pipe; if (updated & cmask || !crtc->state->active) continue; - if (skl_ddb_allocation_overlaps(state, cur_ddb, new_ddb, - pipe)) + if (skl_ddb_allocation_overlaps(state, intel_crtc)) continue; updated |= cmask; @@ -14285,7 +14286,8 @@ static void skl_update_crtcs(struct drm_atomic_state *state, * then we need to wait for a vblank to pass for the * new ddb allocation to take effect. */ - if (!skl_ddb_allocation_equals(cur_ddb, new_ddb, pipe) && + if (!skl_ddb_entry_equal(&cstate->wm.skl.ddb, + &intel_crtc->hw_ddb) && !crtc->state->active_changed && intel_state->wm_results.dirty_pipes != updated) vbl_wait = true; diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 5bc115496355..10a0cf2c7e96 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -496,6 +496,7 @@ struct intel_crtc_wm_state { struct { /* gen9+ only needs 1-step wm programming */ struct skl_pipe_wm optimal; + struct skl_ddb_entry ddb; /* cached plane data rate */ unsigned plane_data_rate[I915_MAX_PLANES]; @@ -733,6 +734,9 @@ struct intel_crtc { bool cxsr_allowed; } wm; + /* gen9+: ddb allocation currently being used */ + struct skl_ddb_entry hw_ddb; + int scanline_offset; struct { @@ -1755,9 +1759,7 @@ bool skl_ddb_allocation_equals(const struct skl_ddb_allocation *old, const struct skl_ddb_allocation *new, enum pipe pipe); bool skl_ddb_allocation_overlaps(struct drm_atomic_state *state, - const struct skl_ddb_allocation *old, - const struct skl_ddb_allocation *new, - enum pipe pipe); + struct intel_crtc *intel_crtc); void skl_write_cursor_wm(struct intel_crtc *intel_crtc, const struct skl_wm_values *wm); void skl_write_plane_wm(struct intel_crtc *intel_crtc, diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 48b3904c4aeb..66586af84c0a 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3062,7 +3062,6 @@ skl_ddb_get_pipe_allocation_limits(struct drm_device *dev, struct drm_crtc *for_crtc = cstate->base.crtc; unsigned int pipe_size, ddb_size; int nth_active_pipe; - int pipe = to_intel_crtc(for_crtc)->pipe; if (WARN_ON(!state) || !cstate->base.active) { alloc->start = 0; @@ -3090,7 +3089,7 @@ skl_ddb_get_pipe_allocation_limits(struct drm_device *dev, * we currently hold. */ if (!intel_state->active_pipe_changes) { - *alloc = dev_priv->wm.skl_hw.ddb.pipe[pipe]; + *alloc = to_intel_crtc(for_crtc)->hw_ddb; return; } @@ -3358,7 +3357,7 @@ skl_allocate_pipe_ddb(struct intel_crtc_state *cstate, struct drm_plane *plane; struct drm_plane_state *pstate; enum pipe pipe = intel_crtc->pipe; - struct skl_ddb_entry *alloc = &ddb->pipe[pipe]; + struct skl_ddb_entry *alloc = &cstate->wm.skl.ddb; uint16_t alloc_size, start, cursor_blocks; uint16_t *minimum = cstate->wm.skl.minimum_blocks; uint16_t *y_minimum = cstate->wm.skl.minimum_y_blocks; @@ -3374,7 +3373,7 @@ skl_allocate_pipe_ddb(struct intel_crtc_state *cstate, return 0; if (!cstate->base.active) { - ddb->pipe[pipe].start = ddb->pipe[pipe].end = 0; + alloc->start = alloc->end = 0; return 0; } @@ -3901,14 +3900,6 @@ void skl_write_cursor_wm(struct intel_crtc *intel_crtc, &wm->ddb.plane[pipe][PLANE_CURSOR]); } -bool skl_ddb_allocation_equals(const struct skl_ddb_allocation *old, - const struct skl_ddb_allocation *new, - enum pipe pipe) -{ - return new->pipe[pipe].start == old->pipe[pipe].start && - new->pipe[pipe].end == old->pipe[pipe].end; -} - static inline bool skl_ddb_entries_overlap(const struct skl_ddb_entry *a, const struct skl_ddb_entry *b) { @@ -3916,22 +3907,22 @@ static inline bool skl_ddb_entries_overlap(const struct skl_ddb_entry *a, } bool skl_ddb_allocation_overlaps(struct drm_atomic_state *state, - const struct skl_ddb_allocation *old, - const struct skl_ddb_allocation *new, - enum pipe pipe) + struct intel_crtc *intel_crtc) { - struct drm_device *dev = state->dev; - struct intel_crtc *intel_crtc; - enum pipe otherp; + struct drm_crtc *other_crtc; + struct drm_crtc_state *other_cstate; + struct intel_crtc *other_intel_crtc; + const struct skl_ddb_entry *ddb = + &to_intel_crtc_state(intel_crtc->base.state)->wm.skl.ddb; + int i; - for_each_intel_crtc(dev, intel_crtc) { - otherp = intel_crtc->pipe; + for_each_crtc_in_state(state, other_crtc, other_cstate, i) { + other_intel_crtc = to_intel_crtc(other_crtc); - if (otherp == pipe) + if (other_intel_crtc == intel_crtc) continue; - if (skl_ddb_entries_overlap(&new->pipe[pipe], - &old->pipe[otherp])) + if (skl_ddb_entries_overlap(ddb, &other_intel_crtc->hw_ddb)) return true; } @@ -4096,7 +4087,6 @@ skl_copy_wm_for_pipe(struct skl_wm_values *dst, memcpy(dst->plane_trans[pipe], src->plane_trans[pipe], sizeof(dst->plane_trans[pipe])); - dst->ddb.pipe[pipe] = src->ddb.pipe[pipe]; memcpy(dst->ddb.y_plane[pipe], src->ddb.y_plane[pipe], sizeof(dst->ddb.y_plane[pipe])); memcpy(dst->ddb.plane[pipe], src->ddb.plane[pipe], @@ -4204,6 +4194,8 @@ static void skl_update_wm(struct drm_crtc *crtc) skl_copy_wm_for_pipe(hw_vals, results, pipe); + intel_crtc->hw_ddb = cstate->wm.skl.ddb; + mutex_unlock(&dev_priv->wm.wm_mutex); } -- cgit v1.2.3 From b707aa50414633b193da99af5d86acd95c2d9dc4 Mon Sep 17 00:00:00 2001 From: Lyude Date: Thu, 15 Sep 2016 10:56:06 -0400 Subject: drm/i915/skl: Remove linetime from skl_wm_values MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Next part of cleaning up the watermark code for skl. This is easy, since it seems that we never actually needed to keep track of the linetime in the skl_wm_values struct anyway. Signed-off-by: Lyude Reviewed-by: Paulo Zanoni Reviewed-by: Maarten Lankhorst Cc: Ville Syrjälä --- drivers/gpu/drm/i915/i915_drv.h | 1 - drivers/gpu/drm/i915/intel_display.c | 8 +++++--- drivers/gpu/drm/i915/intel_pm.c | 7 +------ 3 files changed, 6 insertions(+), 10 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index ac4287f992f3..e56d4a4b63bd 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1648,7 +1648,6 @@ struct skl_ddb_allocation { struct skl_wm_values { unsigned dirty_pipes; struct skl_ddb_allocation ddb; - uint32_t wm_linetime[I915_MAX_PIPES]; uint32_t plane[I915_MAX_PIPES][I915_MAX_PLANES][8]; uint32_t plane_trans[I915_MAX_PIPES][I915_MAX_PLANES]; }; diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 7a68cc327e27..bdc898ef5b64 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -14844,6 +14844,8 @@ static void intel_begin_crtc_commit(struct drm_crtc *crtc, struct drm_device *dev = crtc->dev; struct drm_i915_private *dev_priv = to_i915(dev); struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + struct intel_crtc_state *intel_cstate = + to_intel_crtc_state(crtc->state); struct intel_crtc_state *old_intel_state = to_intel_crtc_state(old_crtc_state); bool modeset = needs_modeset(crtc->state); @@ -14860,13 +14862,13 @@ static void intel_begin_crtc_commit(struct drm_crtc *crtc, intel_color_load_luts(crtc->state); } - if (to_intel_crtc_state(crtc->state)->update_pipe) + if (intel_cstate->update_pipe) { intel_update_pipe_config(intel_crtc, old_intel_state); - else if (INTEL_GEN(dev_priv) >= 9) { + } else if (INTEL_GEN(dev_priv) >= 9) { skl_detach_scalers(intel_crtc); I915_WRITE(PIPE_WM_LINETIME(pipe), - dev_priv->wm.skl_hw.wm_linetime[pipe]); + intel_cstate->wm.skl.optimal.linetime); } } diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 66586af84c0a..a7d5721ee53b 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3845,8 +3845,6 @@ static void skl_compute_wm_results(struct drm_device *dev, temp |= PLANE_WM_EN; r->plane_trans[pipe][PLANE_CURSOR] = temp; - - r->wm_linetime[pipe] = p_wm->linetime; } static void skl_ddb_entry_write(struct drm_i915_private *dev_priv, @@ -4081,7 +4079,6 @@ skl_copy_wm_for_pipe(struct skl_wm_values *dst, struct skl_wm_values *src, enum pipe pipe) { - dst->wm_linetime[pipe] = src->wm_linetime[pipe]; memcpy(dst->plane[pipe], src->plane[pipe], sizeof(dst->plane[pipe])); memcpy(dst->plane_trans[pipe], src->plane_trans[pipe], @@ -4332,8 +4329,6 @@ static void skl_pipe_wm_get_hw_state(struct drm_crtc *crtc) max_level = ilk_wm_max_level(dev_priv); - hw->wm_linetime[pipe] = I915_READ(PIPE_WM_LINETIME(pipe)); - for (level = 0; level <= max_level; level++) { for (i = 0; i < intel_num_planes(intel_crtc); i++) hw->plane[pipe][i][level] = @@ -4350,7 +4345,7 @@ static void skl_pipe_wm_get_hw_state(struct drm_crtc *crtc) hw->dirty_pipes |= drm_crtc_mask(crtc); - active->linetime = hw->wm_linetime[pipe]; + active->linetime = I915_READ(PIPE_WM_LINETIME(pipe)); for (level = 0; level <= max_level; level++) { for (i = 0; i < intel_num_planes(intel_crtc); i++) { -- cgit v1.2.3 From a62163e97bafbc072093ee5645873227f33a43ee Mon Sep 17 00:00:00 2001 From: Lyude Date: Tue, 4 Oct 2016 14:28:20 -0400 Subject: drm/i915/gen9: Make skl_wm_level per-plane MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Having skl_wm_level contain all of the watermarks for each plane is annoying since it prevents us from having any sort of object to represent a single watermark level, something we take advantage of in the next commit to cut down on all of the copy paste code in here. Changes since v1: - Style nitpicks - Fix accidental usage of i vs. PLANE_CURSOR - Split out skl_pipe_wm_active_state simplification into separate patch Signed-off-by: Lyude Reviewed-by: Paulo Zanoni Reviewed-by: Maarten Lankhorst Cc: Ville Syrjälä --- drivers/gpu/drm/i915/i915_drv.h | 6 +- drivers/gpu/drm/i915/intel_drv.h | 6 +- drivers/gpu/drm/i915/intel_pm.c | 206 +++++++++++++++++++-------------------- 3 files changed, 110 insertions(+), 108 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index e56d4a4b63bd..4d1133ffe093 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1653,9 +1653,9 @@ struct skl_wm_values { }; struct skl_wm_level { - bool plane_en[I915_MAX_PLANES]; - uint16_t plane_res_b[I915_MAX_PLANES]; - uint8_t plane_res_l[I915_MAX_PLANES]; + bool plane_en; + uint16_t plane_res_b; + uint8_t plane_res_l; }; /* diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 10a0cf2c7e96..84301d3b8b7f 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -468,9 +468,13 @@ struct intel_pipe_wm { bool sprites_scaled; }; -struct skl_pipe_wm { +struct skl_plane_wm { struct skl_wm_level wm[8]; struct skl_wm_level trans_wm; +}; + +struct skl_pipe_wm { + struct skl_plane_wm planes[I915_MAX_PLANES]; uint32_t linetime; }; diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index a7d5721ee53b..a99bbd3dc2ca 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3674,67 +3674,52 @@ static int skl_compute_wm_level(const struct drm_i915_private *dev_priv, struct skl_ddb_allocation *ddb, struct intel_crtc_state *cstate, + struct intel_plane *intel_plane, int level, struct skl_wm_level *result) { struct drm_atomic_state *state = cstate->base.state; struct intel_crtc *intel_crtc = to_intel_crtc(cstate->base.crtc); - struct drm_plane *plane; - struct intel_plane *intel_plane; - struct intel_plane_state *intel_pstate; + struct drm_plane *plane = &intel_plane->base; + struct intel_plane_state *intel_pstate = NULL; uint16_t ddb_blocks; enum pipe pipe = intel_crtc->pipe; int ret; + int i = skl_wm_plane_id(intel_plane); + + if (state) + intel_pstate = + intel_atomic_get_existing_plane_state(state, + intel_plane); /* - * We'll only calculate watermarks for planes that are actually - * enabled, so make sure all other planes are set as disabled. + * Note: If we start supporting multiple pending atomic commits against + * the same planes/CRTC's in the future, plane->state will no longer be + * the correct pre-state to use for the calculations here and we'll + * need to change where we get the 'unchanged' plane data from. + * + * For now this is fine because we only allow one queued commit against + * a CRTC. Even if the plane isn't modified by this transaction and we + * don't have a plane lock, we still have the CRTC's lock, so we know + * that no other transactions are racing with us to update it. */ - memset(result, 0, sizeof(*result)); + if (!intel_pstate) + intel_pstate = to_intel_plane_state(plane->state); - for_each_intel_plane_mask(&dev_priv->drm, - intel_plane, - cstate->base.plane_mask) { - int i = skl_wm_plane_id(intel_plane); - - plane = &intel_plane->base; - intel_pstate = NULL; - if (state) - intel_pstate = - intel_atomic_get_existing_plane_state(state, - intel_plane); + WARN_ON(!intel_pstate->base.fb); - /* - * Note: If we start supporting multiple pending atomic commits - * against the same planes/CRTC's in the future, plane->state - * will no longer be the correct pre-state to use for the - * calculations here and we'll need to change where we get the - * 'unchanged' plane data from. - * - * For now this is fine because we only allow one queued commit - * against a CRTC. Even if the plane isn't modified by this - * transaction and we don't have a plane lock, we still have - * the CRTC's lock, so we know that no other transactions are - * racing with us to update it. - */ - if (!intel_pstate) - intel_pstate = to_intel_plane_state(plane->state); + ddb_blocks = skl_ddb_entry_size(&ddb->plane[pipe][i]); - WARN_ON(!intel_pstate->base.fb); - - ddb_blocks = skl_ddb_entry_size(&ddb->plane[pipe][i]); - - ret = skl_compute_plane_wm(dev_priv, - cstate, - intel_pstate, - ddb_blocks, - level, - &result->plane_res_b[i], - &result->plane_res_l[i], - &result->plane_en[i]); - if (ret) - return ret; - } + ret = skl_compute_plane_wm(dev_priv, + cstate, + intel_pstate, + ddb_blocks, + level, + &result->plane_res_b, + &result->plane_res_l, + &result->plane_en); + if (ret) + return ret; return 0; } @@ -3755,19 +3740,11 @@ skl_compute_linetime_wm(struct intel_crtc_state *cstate) static void skl_compute_transition_wm(struct intel_crtc_state *cstate, struct skl_wm_level *trans_wm /* out */) { - struct drm_crtc *crtc = cstate->base.crtc; - struct intel_crtc *intel_crtc = to_intel_crtc(crtc); - struct intel_plane *intel_plane; - if (!cstate->base.active) return; /* Until we know more, just disable transition WMs */ - for_each_intel_plane_on_crtc(crtc->dev, intel_crtc, intel_plane) { - int i = skl_wm_plane_id(intel_plane); - - trans_wm->plane_en[i] = false; - } + trans_wm->plane_en = false; } static int skl_build_pipe_wm(struct intel_crtc_state *cstate, @@ -3776,19 +3753,33 @@ static int skl_build_pipe_wm(struct intel_crtc_state *cstate, { struct drm_device *dev = cstate->base.crtc->dev; const struct drm_i915_private *dev_priv = to_i915(dev); + struct intel_plane *intel_plane; + struct skl_plane_wm *wm; int level, max_level = ilk_wm_max_level(dev_priv); int ret; - for (level = 0; level <= max_level; level++) { - ret = skl_compute_wm_level(dev_priv, ddb, cstate, - level, &pipe_wm->wm[level]); - if (ret) - return ret; + /* + * We'll only calculate watermarks for planes that are actually + * enabled, so make sure all other planes are set as disabled. + */ + memset(pipe_wm->planes, 0, sizeof(pipe_wm->planes)); + + for_each_intel_plane_mask(&dev_priv->drm, + intel_plane, + cstate->base.plane_mask) { + wm = &pipe_wm->planes[skl_wm_plane_id(intel_plane)]; + + for (level = 0; level <= max_level; level++) { + ret = skl_compute_wm_level(dev_priv, ddb, cstate, + intel_plane, level, + &wm->wm[level]); + if (ret) + return ret; + } + skl_compute_transition_wm(cstate, &wm->trans_wm); } pipe_wm->linetime = skl_compute_linetime_wm(cstate); - skl_compute_transition_wm(cstate, &pipe_wm->trans_wm); - return 0; } @@ -3798,50 +3789,55 @@ static void skl_compute_wm_results(struct drm_device *dev, struct intel_crtc *intel_crtc) { int level, max_level = ilk_wm_max_level(to_i915(dev)); + struct skl_plane_wm *plane_wm; enum pipe pipe = intel_crtc->pipe; uint32_t temp; int i; - for (level = 0; level <= max_level; level++) { - for (i = 0; i < intel_num_planes(intel_crtc); i++) { + for (i = 0; i < intel_num_planes(intel_crtc); i++) { + plane_wm = &p_wm->planes[i]; + + for (level = 0; level <= max_level; level++) { temp = 0; - temp |= p_wm->wm[level].plane_res_l[i] << + temp |= plane_wm->wm[level].plane_res_l << PLANE_WM_LINES_SHIFT; - temp |= p_wm->wm[level].plane_res_b[i]; - if (p_wm->wm[level].plane_en[i]) + temp |= plane_wm->wm[level].plane_res_b; + if (plane_wm->wm[level].plane_en) temp |= PLANE_WM_EN; r->plane[pipe][i][level] = temp; } + } + for (level = 0; level <= max_level; level++) { + plane_wm = &p_wm->planes[PLANE_CURSOR]; temp = 0; - - temp |= p_wm->wm[level].plane_res_l[PLANE_CURSOR] << PLANE_WM_LINES_SHIFT; - temp |= p_wm->wm[level].plane_res_b[PLANE_CURSOR]; - - if (p_wm->wm[level].plane_en[PLANE_CURSOR]) + temp |= plane_wm->wm[level].plane_res_l << PLANE_WM_LINES_SHIFT; + temp |= plane_wm->wm[level].plane_res_b; + if (plane_wm->wm[level].plane_en) temp |= PLANE_WM_EN; r->plane[pipe][PLANE_CURSOR][level] = temp; - } /* transition WMs */ for (i = 0; i < intel_num_planes(intel_crtc); i++) { + plane_wm = &p_wm->planes[i]; temp = 0; - temp |= p_wm->trans_wm.plane_res_l[i] << PLANE_WM_LINES_SHIFT; - temp |= p_wm->trans_wm.plane_res_b[i]; - if (p_wm->trans_wm.plane_en[i]) + temp |= plane_wm->trans_wm.plane_res_l << PLANE_WM_LINES_SHIFT; + temp |= plane_wm->trans_wm.plane_res_b; + if (plane_wm->trans_wm.plane_en) temp |= PLANE_WM_EN; r->plane_trans[pipe][i] = temp; } + plane_wm = &p_wm->planes[PLANE_CURSOR]; temp = 0; - temp |= p_wm->trans_wm.plane_res_l[PLANE_CURSOR] << PLANE_WM_LINES_SHIFT; - temp |= p_wm->trans_wm.plane_res_b[PLANE_CURSOR]; - if (p_wm->trans_wm.plane_en[PLANE_CURSOR]) + temp |= plane_wm->trans_wm.plane_res_l << PLANE_WM_LINES_SHIFT; + temp |= plane_wm->trans_wm.plane_res_b; + if (plane_wm->trans_wm.plane_en) temp |= PLANE_WM_EN; r->plane_trans[pipe][PLANE_CURSOR] = temp; @@ -4282,35 +4278,37 @@ static void skl_pipe_wm_active_state(uint32_t val, if (!is_transwm) { if (!is_cursor) { - active->wm[level].plane_en[i] = is_enabled; - active->wm[level].plane_res_b[i] = - val & PLANE_WM_BLOCKS_MASK; - active->wm[level].plane_res_l[i] = - (val >> PLANE_WM_LINES_SHIFT) & - PLANE_WM_LINES_MASK; + active->planes[i].wm[level].plane_en = is_enabled; + active->planes[i].wm[level].plane_res_b = + val & PLANE_WM_BLOCKS_MASK; + active->planes[i].wm[level].plane_res_l = + (val >> PLANE_WM_LINES_SHIFT) & + PLANE_WM_LINES_MASK; } else { - active->wm[level].plane_en[PLANE_CURSOR] = is_enabled; - active->wm[level].plane_res_b[PLANE_CURSOR] = - val & PLANE_WM_BLOCKS_MASK; - active->wm[level].plane_res_l[PLANE_CURSOR] = - (val >> PLANE_WM_LINES_SHIFT) & - PLANE_WM_LINES_MASK; + active->planes[PLANE_CURSOR].wm[level].plane_en = + is_enabled; + active->planes[PLANE_CURSOR].wm[level].plane_res_b = + val & PLANE_WM_BLOCKS_MASK; + active->planes[PLANE_CURSOR].wm[level].plane_res_l = + (val >> PLANE_WM_LINES_SHIFT) & + PLANE_WM_LINES_MASK; } } else { if (!is_cursor) { - active->trans_wm.plane_en[i] = is_enabled; - active->trans_wm.plane_res_b[i] = - val & PLANE_WM_BLOCKS_MASK; - active->trans_wm.plane_res_l[i] = - (val >> PLANE_WM_LINES_SHIFT) & - PLANE_WM_LINES_MASK; + active->planes[i].trans_wm.plane_en = is_enabled; + active->planes[i].trans_wm.plane_res_b = + val & PLANE_WM_BLOCKS_MASK; + active->planes[i].trans_wm.plane_res_l = + (val >> PLANE_WM_LINES_SHIFT) & + PLANE_WM_LINES_MASK; } else { - active->trans_wm.plane_en[PLANE_CURSOR] = is_enabled; - active->trans_wm.plane_res_b[PLANE_CURSOR] = - val & PLANE_WM_BLOCKS_MASK; - active->trans_wm.plane_res_l[PLANE_CURSOR] = - (val >> PLANE_WM_LINES_SHIFT) & - PLANE_WM_LINES_MASK; + active->planes[PLANE_CURSOR].trans_wm.plane_en = + is_enabled; + active->planes[PLANE_CURSOR].trans_wm.plane_res_b = + val & PLANE_WM_BLOCKS_MASK; + active->planes[PLANE_CURSOR].trans_wm.plane_res_l = + (val >> PLANE_WM_LINES_SHIFT) & + PLANE_WM_LINES_MASK; } } } -- cgit v1.2.3 From 1bab7502dde265466fb03124afaada5847065403 Mon Sep 17 00:00:00 2001 From: Lyude Date: Fri, 7 Oct 2016 15:03:07 -0400 Subject: drm/i915/gen9: Cleanup skl_pipe_wm_active_state MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This function is a wreck, let's help it get its life back together and cleanup all of the copy pasta here. Signed-off-by: Lyude Reviewed-by: Maarten Lankhorst Reviewed-by: Paulo Zanoni Cc: Ville Syrjälä --- drivers/gpu/drm/i915/intel_pm.c | 52 +++++++++++------------------------------ 1 file changed, 14 insertions(+), 38 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index a99bbd3dc2ca..9ae23384976c 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -4270,46 +4270,22 @@ static void ilk_optimize_watermarks(struct intel_crtc_state *cstate) static void skl_pipe_wm_active_state(uint32_t val, struct skl_pipe_wm *active, bool is_transwm, - bool is_cursor, int i, int level) { + struct skl_plane_wm *plane_wm = &active->planes[i]; bool is_enabled = (val & PLANE_WM_EN) != 0; if (!is_transwm) { - if (!is_cursor) { - active->planes[i].wm[level].plane_en = is_enabled; - active->planes[i].wm[level].plane_res_b = - val & PLANE_WM_BLOCKS_MASK; - active->planes[i].wm[level].plane_res_l = - (val >> PLANE_WM_LINES_SHIFT) & - PLANE_WM_LINES_MASK; - } else { - active->planes[PLANE_CURSOR].wm[level].plane_en = - is_enabled; - active->planes[PLANE_CURSOR].wm[level].plane_res_b = - val & PLANE_WM_BLOCKS_MASK; - active->planes[PLANE_CURSOR].wm[level].plane_res_l = - (val >> PLANE_WM_LINES_SHIFT) & - PLANE_WM_LINES_MASK; - } + plane_wm->wm[level].plane_en = is_enabled; + plane_wm->wm[level].plane_res_b = val & PLANE_WM_BLOCKS_MASK; + plane_wm->wm[level].plane_res_l = + (val >> PLANE_WM_LINES_SHIFT) & PLANE_WM_LINES_MASK; } else { - if (!is_cursor) { - active->planes[i].trans_wm.plane_en = is_enabled; - active->planes[i].trans_wm.plane_res_b = - val & PLANE_WM_BLOCKS_MASK; - active->planes[i].trans_wm.plane_res_l = - (val >> PLANE_WM_LINES_SHIFT) & - PLANE_WM_LINES_MASK; - } else { - active->planes[PLANE_CURSOR].trans_wm.plane_en = - is_enabled; - active->planes[PLANE_CURSOR].trans_wm.plane_res_b = - val & PLANE_WM_BLOCKS_MASK; - active->planes[PLANE_CURSOR].trans_wm.plane_res_l = - (val >> PLANE_WM_LINES_SHIFT) & - PLANE_WM_LINES_MASK; - } + plane_wm->trans_wm.plane_en = is_enabled; + plane_wm->trans_wm.plane_res_b = val & PLANE_WM_BLOCKS_MASK; + plane_wm->trans_wm.plane_res_l = + (val >> PLANE_WM_LINES_SHIFT) & PLANE_WM_LINES_MASK; } } @@ -4348,20 +4324,20 @@ static void skl_pipe_wm_get_hw_state(struct drm_crtc *crtc) for (level = 0; level <= max_level; level++) { for (i = 0; i < intel_num_planes(intel_crtc); i++) { temp = hw->plane[pipe][i][level]; - skl_pipe_wm_active_state(temp, active, false, - false, i, level); + skl_pipe_wm_active_state(temp, active, false, i, level); } temp = hw->plane[pipe][PLANE_CURSOR][level]; - skl_pipe_wm_active_state(temp, active, false, true, i, level); + skl_pipe_wm_active_state(temp, active, false, PLANE_CURSOR, + level); } for (i = 0; i < intel_num_planes(intel_crtc); i++) { temp = hw->plane_trans[pipe][i]; - skl_pipe_wm_active_state(temp, active, true, false, i, 0); + skl_pipe_wm_active_state(temp, active, true, i, 0); } temp = hw->plane_trans[pipe][PLANE_CURSOR]; - skl_pipe_wm_active_state(temp, active, true, true, i, 0); + skl_pipe_wm_active_state(temp, active, true, PLANE_CURSOR, 0); intel_crtc->wm.active.skl = *active; } -- cgit v1.2.3 From d807ed1c55fb1b2dcfb2bc49385e227f6bee7669 Mon Sep 17 00:00:00 2001 From: Brian Starkey Date: Thu, 13 Oct 2016 10:47:08 +0100 Subject: drm: atomic: Clarify documentation around drm_atomic_crtc_needs_modeset Add some additional comments to more explicitly describe the meaning and usage of the three CRTC modeset detection booleans: mode_changed, connectors_changed and active_changed. Suggested-by: Daniel Vetter Signed-off-by: Brian Starkey Acked-by: Alex Deucher Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1476352028-16701-1-git-send-email-brian.starkey@arm.com --- drivers/gpu/drm/drm_atomic_helper.c | 9 +++++---- include/drm/drm_atomic.h | 11 ++++++++++- include/drm/drm_crtc.h | 5 +++++ 3 files changed, 20 insertions(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c index c3f83476f996..36f83fe5ec46 100644 --- a/drivers/gpu/drm/drm_atomic_helper.c +++ b/drivers/gpu/drm/drm_atomic_helper.c @@ -458,10 +458,11 @@ mode_fixup(struct drm_atomic_state *state) * removed from the crtc. * crtc_state->active_changed is set when crtc_state->active changes, * which is used for dpms. + * See also: drm_atomic_crtc_needs_modeset() * * IMPORTANT: * - * Drivers which update ->mode_changed (e.g. in their ->atomic_check hooks if a + * Drivers which set ->mode_changed (e.g. in their ->atomic_check hooks if a * plane update can't be done without a full modeset) _must_ call this function * afterwards after that change. It is permitted to call this function multiple * times for the same update, e.g. when the ->atomic_check functions depend upon @@ -510,9 +511,9 @@ drm_atomic_helper_check_modeset(struct drm_device *dev, for_each_connector_in_state(state, connector, connector_state, i) { /* - * This only sets crtc->mode_changed for routing changes, - * drivers must set crtc->mode_changed themselves when connector - * properties need to be updated. + * This only sets crtc->connectors_changed for routing changes, + * drivers must set crtc->connectors_changed themselves when + * connector properties need to be updated. */ ret = update_connector_routing(state, connector, connector_state); diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h index 9701f2dfb784..c52f99415c55 100644 --- a/include/drm/drm_atomic.h +++ b/include/drm/drm_atomic.h @@ -365,8 +365,17 @@ int __must_check drm_atomic_nonblocking_commit(struct drm_atomic_state *state); * * To give drivers flexibility struct &drm_crtc_state has 3 booleans to track * whether the state CRTC changed enough to need a full modeset cycle: - * connectors_changed, mode_changed and active_change. This helper simply + * connectors_changed, mode_changed and active_changed. This helper simply * combines these three to compute the overall need for a modeset for @state. + * + * The atomic helper code sets these booleans, but drivers can and should + * change them appropriately to accurately represent whether a modeset is + * really needed. In general, drivers should avoid full modesets whenever + * possible. + * + * For example if the CRTC mode has changed, and the hardware is able to enact + * the requested mode change without going through a full modeset, the driver + * should clear mode_changed during its ->atomic_check. */ static inline bool drm_atomic_crtc_needs_modeset(struct drm_crtc_state *state) diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index 0aa292526567..92246619947c 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -116,6 +116,11 @@ struct drm_plane_helper_funcs; * never return in a failure from the ->atomic_check callback. Userspace assumes * that a DPMS On will always succeed. In other words: @enable controls resource * assignment, @active controls the actual hardware state. + * + * The three booleans active_changed, connectors_changed and mode_changed are + * intended to indicate whether a full modeset is needed, rather than strictly + * describing what has changed in a commit. + * See also: drm_atomic_crtc_needs_modeset() */ struct drm_crtc_state { struct drm_crtc *crtc; -- cgit v1.2.3 From 0853695c3ba46f97dfc0b5885f7b7e640ca212dd Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 14 Oct 2016 13:18:18 +0100 Subject: drm: Add reference counting to drm_atomic_state drm_atomic_state has a complicated single owner model that tracks the single reference from allocation through to destruction on another thread - or perhaps on a local error path. We can simplify this tracking by using reference counting (at a cost of a few more atomics). This is even more beneficial when the lifetime of the state becomes more convoluted than being passed to a single worker thread for the commit. v2: Double check !intel atomic_commit functions for missing gets v3: Update kerneldocs Signed-off-by: Chris Wilson Cc: Daniel Vetter Cc: dri-devel@lists.freedesktop.org Reviewed-by: Eric Engestrom Reviewed-by: Sean Paul Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/20161014121833.439-27-chris@chris-wilson.co.uk --- drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c | 3 +- drivers/gpu/drm/drm_atomic.c | 25 +++---- drivers/gpu/drm/drm_atomic_helper.c | 98 +++++++--------------------- drivers/gpu/drm/drm_fb_helper.c | 9 +-- drivers/gpu/drm/exynos/exynos_drm_drv.c | 3 +- drivers/gpu/drm/i915/i915_debugfs.c | 5 +- drivers/gpu/drm/i915/intel_display.c | 31 +++++---- drivers/gpu/drm/i915/intel_sprite.c | 4 +- drivers/gpu/drm/mediatek/mtk_drm_drv.c | 3 +- drivers/gpu/drm/msm/msm_atomic.c | 3 +- drivers/gpu/drm/omapdrm/omap_drv.c | 3 +- drivers/gpu/drm/rcar-du/rcar_du_kms.c | 3 +- drivers/gpu/drm/sti/sti_drv.c | 3 +- drivers/gpu/drm/tegra/drm.c | 3 +- drivers/gpu/drm/tilcdc/tilcdc_drv.c | 2 - drivers/gpu/drm/vc4/vc4_kms.c | 3 +- include/drm/drm_atomic.h | 31 ++++++++- include/drm/drm_plane.h | 1 - 18 files changed, 102 insertions(+), 131 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c index 5f484310bee9..9f6222895212 100644 --- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c +++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c @@ -464,7 +464,7 @@ atmel_hlcdc_dc_atomic_complete(struct atmel_hlcdc_dc_commit *commit) drm_atomic_helper_cleanup_planes(dev, old_state); - drm_atomic_state_free(old_state); + drm_atomic_state_put(old_state); /* Complete the commit, wake up any waiter. */ spin_lock(&dc->commit.wait.lock); @@ -521,6 +521,7 @@ static int atmel_hlcdc_dc_atomic_commit(struct drm_device *dev, /* Swap the state, this is the point of no return. */ drm_atomic_helper_swap_state(state, true); + drm_atomic_state_get(state); if (async) queue_work(dc->wq, &commit->work); else diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c index 23739609427d..5dd70540219c 100644 --- a/drivers/gpu/drm/drm_atomic.c +++ b/drivers/gpu/drm/drm_atomic.c @@ -74,6 +74,8 @@ EXPORT_SYMBOL(drm_atomic_state_default_release); int drm_atomic_state_init(struct drm_device *dev, struct drm_atomic_state *state) { + kref_init(&state->ref); + /* TODO legacy paths should maybe do a better job about * setting this appropriately? */ @@ -215,22 +217,16 @@ void drm_atomic_state_clear(struct drm_atomic_state *state) EXPORT_SYMBOL(drm_atomic_state_clear); /** - * drm_atomic_state_free - free all memory for an atomic state - * @state: atomic state to deallocate + * __drm_atomic_state_free - free all memory for an atomic state + * @ref: This atomic state to deallocate * * This frees all memory associated with an atomic state, including all the * per-object state for planes, crtcs and connectors. */ -void drm_atomic_state_free(struct drm_atomic_state *state) +void __drm_atomic_state_free(struct kref *ref) { - struct drm_device *dev; - struct drm_mode_config *config; - - if (!state) - return; - - dev = state->dev; - config = &dev->mode_config; + struct drm_atomic_state *state = container_of(ref, typeof(*state), ref); + struct drm_mode_config *config = &state->dev->mode_config; drm_atomic_state_clear(state); @@ -243,7 +239,7 @@ void drm_atomic_state_free(struct drm_atomic_state *state) kfree(state); } } -EXPORT_SYMBOL(drm_atomic_state_free); +EXPORT_SYMBOL(__drm_atomic_state_free); /** * drm_atomic_get_crtc_state - get crtc state @@ -1742,7 +1738,7 @@ retry: if (arg->flags & DRM_MODE_ATOMIC_TEST_ONLY) { /* * Unlike commit, check_only does not clean up state. - * Below we call drm_atomic_state_free for it. + * Below we call drm_atomic_state_put for it. */ ret = drm_atomic_check_only(state); } else if (arg->flags & DRM_MODE_ATOMIC_NONBLOCK) { @@ -1775,8 +1771,7 @@ out: goto retry; } - if (ret || arg->flags & DRM_MODE_ATOMIC_TEST_ONLY) - drm_atomic_state_free(state); + drm_atomic_state_put(state); drm_modeset_drop_locks(&ctx); drm_modeset_acquire_fini(&ctx); diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c index 36f83fe5ec46..07b432f43b98 100644 --- a/drivers/gpu/drm/drm_atomic_helper.c +++ b/drivers/gpu/drm/drm_atomic_helper.c @@ -1208,7 +1208,7 @@ static void commit_tail(struct drm_atomic_state *state) drm_atomic_helper_commit_cleanup_done(state); - drm_atomic_state_free(state); + drm_atomic_state_put(state); } static void commit_work(struct work_struct *work) @@ -1290,6 +1290,7 @@ int drm_atomic_helper_commit(struct drm_device *dev, * make sure work items don't artifically stall on each another. */ + drm_atomic_state_get(state); if (nonblock) queue_work(system_unbound_wq, &state->commit_work); else @@ -1591,7 +1592,7 @@ EXPORT_SYMBOL(drm_atomic_helper_commit_hw_done); * * This signals completion of the atomic update @state, including any cleanup * work. If used, it must be called right before calling - * drm_atomic_state_free(). + * drm_atomic_state_put(). * * This is part of the atomic helper support for nonblocking commits, see * drm_atomic_helper_setup_commit() for an overview. @@ -2114,18 +2115,13 @@ retry: state->legacy_cursor_update = true; ret = drm_atomic_commit(state); - if (ret != 0) - goto fail; - - /* Driver takes ownership of state on successful commit. */ - return 0; fail: if (ret == -EDEADLK) goto backoff; - drm_atomic_state_free(state); - + drm_atomic_state_put(state); return ret; + backoff: drm_atomic_state_clear(state); drm_atomic_legacy_backoff(state); @@ -2187,18 +2183,13 @@ retry: goto fail; ret = drm_atomic_commit(state); - if (ret != 0) - goto fail; - - /* Driver takes ownership of state on successful commit. */ - return 0; fail: if (ret == -EDEADLK) goto backoff; - drm_atomic_state_free(state); - + drm_atomic_state_put(state); return ret; + backoff: drm_atomic_state_clear(state); drm_atomic_legacy_backoff(state); @@ -2327,18 +2318,13 @@ retry: goto fail; ret = drm_atomic_commit(state); - if (ret != 0) - goto fail; - - /* Driver takes ownership of state on successful commit. */ - return 0; fail: if (ret == -EDEADLK) goto backoff; - drm_atomic_state_free(state); - + drm_atomic_state_put(state); return ret; + backoff: drm_atomic_state_clear(state); drm_atomic_legacy_backoff(state); @@ -2480,11 +2466,8 @@ int drm_atomic_helper_disable_all(struct drm_device *dev, } err = drm_atomic_commit(state); - free: - if (err < 0) - drm_atomic_state_free(state); - + drm_atomic_state_put(state); return err; } EXPORT_SYMBOL(drm_atomic_helper_disable_all); @@ -2535,7 +2518,7 @@ retry: err = drm_atomic_helper_disable_all(dev, &ctx); if (err < 0) { - drm_atomic_state_free(state); + drm_atomic_state_put(state); state = ERR_PTR(err); goto unlock; } @@ -2624,18 +2607,13 @@ retry: goto fail; ret = drm_atomic_commit(state); - if (ret != 0) - goto fail; - - /* Driver takes ownership of state on successful commit. */ - return 0; fail: if (ret == -EDEADLK) goto backoff; - drm_atomic_state_free(state); - + drm_atomic_state_put(state); return ret; + backoff: drm_atomic_state_clear(state); drm_atomic_legacy_backoff(state); @@ -2684,18 +2662,13 @@ retry: goto fail; ret = drm_atomic_commit(state); - if (ret != 0) - goto fail; - - /* Driver takes ownership of state on successful commit. */ - return 0; fail: if (ret == -EDEADLK) goto backoff; - drm_atomic_state_free(state); - + drm_atomic_state_put(state); return ret; + backoff: drm_atomic_state_clear(state); drm_atomic_legacy_backoff(state); @@ -2744,18 +2717,13 @@ retry: goto fail; ret = drm_atomic_commit(state); - if (ret != 0) - goto fail; - - /* Driver takes ownership of state on successful commit. */ - return 0; fail: if (ret == -EDEADLK) goto backoff; - drm_atomic_state_free(state); - + drm_atomic_state_put(state); return ret; + backoff: drm_atomic_state_clear(state); drm_atomic_legacy_backoff(state); @@ -2828,18 +2796,13 @@ retry: } ret = drm_atomic_nonblocking_commit(state); - if (ret != 0) - goto fail; - - /* Driver takes ownership of state on successful commit. */ - return 0; fail: if (ret == -EDEADLK) goto backoff; - drm_atomic_state_free(state); - + drm_atomic_state_put(state); return ret; + backoff: drm_atomic_state_clear(state); drm_atomic_legacy_backoff(state); @@ -2915,19 +2878,14 @@ retry: crtc_state->active = active; ret = drm_atomic_commit(state); - if (ret != 0) - goto fail; - - /* Driver takes ownership of state on successful commit. */ - return 0; fail: if (ret == -EDEADLK) goto backoff; connector->dpms = old_mode; - drm_atomic_state_free(state); - + drm_atomic_state_put(state); return ret; + backoff: drm_atomic_state_clear(state); drm_atomic_legacy_backoff(state); @@ -3334,7 +3292,7 @@ drm_atomic_helper_duplicate_state(struct drm_device *dev, free: if (err < 0) { - drm_atomic_state_free(state); + drm_atomic_state_put(state); state = ERR_PTR(err); } @@ -3449,22 +3407,14 @@ retry: goto fail; ret = drm_atomic_commit(state); - if (ret) - goto fail; - - /* Driver takes ownership of state on successful commit. */ - - drm_property_unreference_blob(blob); - - return 0; fail: if (ret == -EDEADLK) goto backoff; - drm_atomic_state_free(state); + drm_atomic_state_put(state); drm_property_unreference_blob(blob); - return ret; + backoff: drm_atomic_state_clear(state); drm_atomic_legacy_backoff(state); diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 03414bde1f15..22d4f0e22101 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -367,9 +367,7 @@ fail: if (ret == -EDEADLK) goto backoff; - if (ret != 0) - drm_atomic_state_free(state); - + drm_atomic_state_put(state); return ret; backoff: @@ -1361,16 +1359,13 @@ retry: info->var.xoffset = var->xoffset; info->var.yoffset = var->yoffset; - fail: drm_atomic_clean_old_fb(dev, plane_mask, ret); if (ret == -EDEADLK) goto backoff; - if (ret != 0) - drm_atomic_state_free(state); - + drm_atomic_state_put(state); return ret; backoff: diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c index def78c8c1780..4a21a745c373 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c @@ -69,7 +69,7 @@ static void exynos_atomic_commit_complete(struct exynos_atomic_commit *commit) drm_atomic_helper_cleanup_planes(dev, state); - drm_atomic_state_free(state); + drm_atomic_state_put(state); spin_lock(&priv->lock); priv->pending &= ~commit->crtcs; @@ -254,6 +254,7 @@ int exynos_atomic_commit(struct drm_device *dev, struct drm_atomic_state *state, drm_atomic_helper_swap_state(state, true); + drm_atomic_state_get(state); if (nonblock) schedule_work(&commit->work); else diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 27b0e34dadec..6c7bb87f764e 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -3941,10 +3941,9 @@ static void hsw_trans_edp_pipe_A_crc_wa(struct drm_i915_private *dev_priv, ret = drm_atomic_commit(state); out: - drm_modeset_unlock_all(dev); WARN(ret, "Toggling workaround to %i returns %i\n", enable, ret); - if (ret) - drm_atomic_state_free(state); + drm_modeset_unlock_all(dev); + drm_atomic_state_put(state); } static int ivb_pipe_crc_ctl_reg(struct drm_i915_private *dev_priv, diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index ad8d712ae84c..a12e093c54cf 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -3582,7 +3582,7 @@ void intel_prepare_reset(struct drm_i915_private *dev_priv) return; err: - drm_atomic_state_free(state); + drm_atomic_state_put(state); } void intel_finish_reset(struct drm_i915_private *dev_priv) @@ -3643,6 +3643,8 @@ void intel_finish_reset(struct drm_i915_private *dev_priv) intel_hpd_init(dev_priv); } + if (state) + drm_atomic_state_put(state); drm_modeset_drop_locks(ctx); drm_modeset_acquire_fini(ctx); mutex_unlock(&dev->mode_config.mutex); @@ -6882,7 +6884,7 @@ static void intel_crtc_disable_noatomic(struct drm_crtc *crtc) dev_priv->display.crtc_disable(crtc_state, state); - drm_atomic_state_free(state); + drm_atomic_state_put(state); DRM_DEBUG_KMS("[CRTC:%d:%s] hw state adjusted, was enabled, now disabled\n", crtc->base.id, crtc->name); @@ -11249,8 +11251,8 @@ found: return true; fail: - drm_atomic_state_free(state); - drm_atomic_state_free(restore_state); + drm_atomic_state_put(state); + drm_atomic_state_put(restore_state); restore_state = state = NULL; if (ret == -EDEADLK) { @@ -11279,10 +11281,9 @@ void intel_release_load_detect_pipe(struct drm_connector *connector, return; ret = drm_atomic_commit(state); - if (ret) { + if (ret) DRM_DEBUG_KMS("Couldn't release load detect pipe: %i\n", ret); - drm_atomic_state_free(state); - } + drm_atomic_state_put(state); } static int i9xx_pll_refclk(struct drm_device *dev, @@ -12350,8 +12351,7 @@ retry: goto retry; } - if (ret) - drm_atomic_state_free(state); + drm_atomic_state_put(state); if (ret == 0 && event) { spin_lock_irq(&dev->event_lock); @@ -14437,7 +14437,7 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state) drm_atomic_helper_commit_cleanup_done(state); - drm_atomic_state_free(state); + drm_atomic_state_put(state); /* As one of the primary mmio accessors, KMS has a high likelihood * of triggering bugs in unclaimed access. After we finish @@ -14520,6 +14520,7 @@ static int intel_atomic_commit(struct drm_device *dev, intel_shared_dpll_commit(state); intel_atomic_track_fbs(state); + drm_atomic_state_get(state); if (nonblock) queue_work(system_unbound_wq, &state->commit_work); else @@ -14561,9 +14562,8 @@ retry: goto retry; } - if (ret) out: - drm_atomic_state_free(state); + drm_atomic_state_put(state); } /* @@ -16305,8 +16305,8 @@ retry: dev_priv->display.optimize_watermarks(cs); } - drm_atomic_state_free(state); fail: + drm_atomic_state_put(state); drm_modeset_drop_locks(&ctx); drm_modeset_acquire_fini(&ctx); } @@ -16943,10 +16943,9 @@ void intel_display_resume(struct drm_device *dev) drm_modeset_acquire_fini(&ctx); mutex_unlock(&dev->mode_config.mutex); - if (ret) { + if (ret) DRM_ERROR("Restoring old state failed with %i\n", ret); - drm_atomic_state_free(state); - } + drm_atomic_state_put(state); } void intel_modeset_gem_init(struct drm_device *dev) diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index 73a521fdf1bd..be3e04623e2a 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -987,9 +987,7 @@ int intel_sprite_set_colorkey(struct drm_device *dev, void *data, drm_modeset_backoff(&ctx); } - if (ret) - drm_atomic_state_free(state); - + drm_atomic_state_put(state); out: drm_modeset_drop_locks(&ctx); drm_modeset_acquire_fini(&ctx); diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c index cf83f6507ec8..db61aa5f32ef 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c @@ -83,7 +83,7 @@ static void mtk_atomic_complete(struct mtk_drm_private *private, drm_atomic_helper_wait_for_vblanks(drm, state); drm_atomic_helper_cleanup_planes(drm, state); - drm_atomic_state_free(state); + drm_atomic_state_put(state); } static void mtk_atomic_work(struct work_struct *work) @@ -110,6 +110,7 @@ static int mtk_atomic_commit(struct drm_device *drm, drm_atomic_helper_swap_state(state, true); + drm_atomic_state_get(state); if (async) mtk_atomic_schedule(private, state); else diff --git a/drivers/gpu/drm/msm/msm_atomic.c b/drivers/gpu/drm/msm/msm_atomic.c index 73bae382eac3..db193f835298 100644 --- a/drivers/gpu/drm/msm/msm_atomic.c +++ b/drivers/gpu/drm/msm/msm_atomic.c @@ -141,7 +141,7 @@ static void complete_commit(struct msm_commit *c, bool async) kms->funcs->complete_commit(kms, state); - drm_atomic_state_free(state); + drm_atomic_state_put(state); commit_destroy(c); } @@ -256,6 +256,7 @@ int msm_atomic_commit(struct drm_device *dev, * current layout. */ + drm_atomic_state_get(state); if (nonblock) { queue_work(priv->atomic_wq, &c->work); return 0; diff --git a/drivers/gpu/drm/omapdrm/omap_drv.c b/drivers/gpu/drm/omapdrm/omap_drv.c index e1cfba51cff6..1735c7accf72 100644 --- a/drivers/gpu/drm/omapdrm/omap_drv.c +++ b/drivers/gpu/drm/omapdrm/omap_drv.c @@ -105,7 +105,7 @@ static void omap_atomic_complete(struct omap_atomic_state_commit *commit) dispc_runtime_put(); - drm_atomic_state_free(old_state); + drm_atomic_state_put(old_state); /* Complete the commit, wake up any waiter. */ spin_lock(&priv->commit.lock); @@ -176,6 +176,7 @@ static int omap_atomic_commit(struct drm_device *dev, /* Swap the state, this is the point of no return. */ drm_atomic_helper_swap_state(state, true); + drm_atomic_state_get(state); if (nonblock) schedule_work(&commit->work); else diff --git a/drivers/gpu/drm/rcar-du/rcar_du_kms.c b/drivers/gpu/drm/rcar-du/rcar_du_kms.c index bd9c3bb9252c..c76ed9ee6a01 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_kms.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_kms.c @@ -264,7 +264,7 @@ static void rcar_du_atomic_complete(struct rcar_du_commit *commit) drm_atomic_helper_cleanup_planes(dev, old_state); - drm_atomic_state_free(old_state); + drm_atomic_state_put(old_state); /* Complete the commit, wake up any waiter. */ spin_lock(&rcdu->commit.wait.lock); @@ -330,6 +330,7 @@ static int rcar_du_atomic_commit(struct drm_device *dev, /* Swap the state, this is the point of no return. */ drm_atomic_helper_swap_state(state, true); + drm_atomic_state_get(state); if (nonblock) schedule_work(&commit->work); else diff --git a/drivers/gpu/drm/sti/sti_drv.c b/drivers/gpu/drm/sti/sti_drv.c index 2784919a7366..7087499969bc 100644 --- a/drivers/gpu/drm/sti/sti_drv.c +++ b/drivers/gpu/drm/sti/sti_drv.c @@ -184,7 +184,7 @@ static void sti_atomic_complete(struct sti_private *private, drm_atomic_helper_wait_for_vblanks(drm, state); drm_atomic_helper_cleanup_planes(drm, state); - drm_atomic_state_free(state); + drm_atomic_state_put(state); } static void sti_atomic_work(struct work_struct *work) @@ -217,6 +217,7 @@ static int sti_atomic_commit(struct drm_device *drm, drm_atomic_helper_swap_state(state, true); + drm_atomic_state_get(state); if (nonblock) sti_atomic_schedule(private, state); else diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c index 8ab47b502d83..a9630c2d6cb3 100644 --- a/drivers/gpu/drm/tegra/drm.c +++ b/drivers/gpu/drm/tegra/drm.c @@ -63,7 +63,7 @@ static void tegra_atomic_complete(struct tegra_drm *tegra, drm_atomic_helper_wait_for_vblanks(drm, state); drm_atomic_helper_cleanup_planes(drm, state); - drm_atomic_state_free(state); + drm_atomic_state_put(state); } static void tegra_atomic_work(struct work_struct *work) @@ -96,6 +96,7 @@ static int tegra_atomic_commit(struct drm_device *drm, drm_atomic_helper_swap_state(state, true); + drm_atomic_state_get(state); if (nonblock) tegra_atomic_schedule(tegra, state); else diff --git a/drivers/gpu/drm/tilcdc/tilcdc_drv.c b/drivers/gpu/drm/tilcdc/tilcdc_drv.c index a694977c32f4..147fb28287ae 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_drv.c +++ b/drivers/gpu/drm/tilcdc/tilcdc_drv.c @@ -143,8 +143,6 @@ static int tilcdc_commit(struct drm_device *dev, drm_atomic_helper_cleanup_planes(dev, state); - drm_atomic_state_free(state); - return 0; } diff --git a/drivers/gpu/drm/vc4/vc4_kms.c b/drivers/gpu/drm/vc4/vc4_kms.c index c1f65c6c8e60..f31f72af8551 100644 --- a/drivers/gpu/drm/vc4/vc4_kms.c +++ b/drivers/gpu/drm/vc4/vc4_kms.c @@ -61,7 +61,7 @@ vc4_atomic_complete_commit(struct vc4_commit *c) drm_atomic_helper_cleanup_planes(dev, state); - drm_atomic_state_free(state); + drm_atomic_state_put(state); up(&vc4->async_modeset); @@ -173,6 +173,7 @@ static int vc4_atomic_commit(struct drm_device *dev, * current layout. */ + drm_atomic_state_get(state); if (nonblock) { vc4_queue_seqno_cb(dev, &c->cb, wait_seqno, vc4_atomic_complete_commit_seqno_cb); diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h index c52f99415c55..fc8af53b18aa 100644 --- a/include/drm/drm_atomic.h +++ b/include/drm/drm_atomic.h @@ -153,6 +153,7 @@ struct __drm_connnectors_state { /** * struct drm_atomic_state - the global state object for atomic updates + * @ref: count of all references to this state (will not be freed until zero) * @dev: parent DRM device * @allow_modeset: allow full modeset * @legacy_cursor_update: hint to enforce legacy cursor IOCTL semantics @@ -164,6 +165,8 @@ struct __drm_connnectors_state { * @acquire_ctx: acquire context for this atomic modeset state update */ struct drm_atomic_state { + struct kref ref; + struct drm_device *dev; bool allow_modeset : 1; bool legacy_cursor_update : 1; @@ -193,7 +196,33 @@ static inline void drm_crtc_commit_get(struct drm_crtc_commit *commit) struct drm_atomic_state * __must_check drm_atomic_state_alloc(struct drm_device *dev); void drm_atomic_state_clear(struct drm_atomic_state *state); -void drm_atomic_state_free(struct drm_atomic_state *state); + +/** + * drm_atomic_state_get - acquire a reference to the atomic state + * @state: The atomic state + * + * Returns a new reference to the @state + */ +static inline struct drm_atomic_state * +drm_atomic_state_get(struct drm_atomic_state *state) +{ + kref_get(&state->ref); + return state; +} + +void __drm_atomic_state_free(struct kref *ref); + +/** + * drm_atomic_state_put - release a reference to the atomic state + * @state: The atomic state + * + * This releases a reference to @state which is freed after removing the + * final reference. No locking required and callable from any context. + */ +static inline void drm_atomic_state_put(struct drm_atomic_state *state) +{ + kref_put(&state->ref, __drm_atomic_state_free); +} int __must_check drm_atomic_state_init(struct drm_device *dev, struct drm_atomic_state *state); diff --git a/include/drm/drm_plane.h b/include/drm/drm_plane.h index 43cf193e54d6..02353904cdba 100644 --- a/include/drm/drm_plane.h +++ b/include/drm/drm_plane.h @@ -88,7 +88,6 @@ struct drm_plane_state { struct drm_atomic_state *state; }; - /** * struct drm_plane_funcs - driver plane control functions */ -- cgit v1.2.3 From 49521b13cbc02aff9ac1fff8d425055cc86cef08 Mon Sep 17 00:00:00 2001 From: Dmitry Vyukov Date: Fri, 14 Oct 2016 15:22:22 +0200 Subject: drivers/gpu/vga: allocate vga_arb_write() buffer on stack MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Size of kmalloc() in vga_arb_write() is controlled by user. Too large kmalloc() size triggers WARNING message on console. Allocate the buffer on stack to avoid the WARNING. The string must be small (e.g "target PCI:domain:bus:dev.fn"). Signed-off-by: Dmitry Vyukov Reviewed-by: Ville Syrjälä Cc: Dave Airlie Cc: Ville Syrjälä Cc: dri-devel@lists.freedesktop.org Cc: syzkaller@googlegroups.com Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1476451342-146510-1-git-send-email-dvyukov@google.com --- drivers/gpu/vga/vgaarb.c | 15 ++++----------- 1 file changed, 4 insertions(+), 11 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/vga/vgaarb.c b/drivers/gpu/vga/vgaarb.c index 1887f199ccb7..77657a8c0cd4 100644 --- a/drivers/gpu/vga/vgaarb.c +++ b/drivers/gpu/vga/vgaarb.c @@ -1022,21 +1022,16 @@ static ssize_t vga_arb_write(struct file *file, const char __user *buf, unsigned int io_state; - char *kbuf, *curr_pos; + char kbuf[64], *curr_pos; size_t remaining = count; int ret_val; int i; - - kbuf = kmalloc(count + 1, GFP_KERNEL); - if (!kbuf) - return -ENOMEM; - - if (copy_from_user(kbuf, buf, count)) { - kfree(kbuf); + if (count >= sizeof(kbuf)) + return -EINVAL; + if (copy_from_user(kbuf, buf, count)) return -EFAULT; - } curr_pos = kbuf; kbuf[count] = '\0'; /* Just to make sure... */ @@ -1259,11 +1254,9 @@ static ssize_t vga_arb_write(struct file *file, const char __user *buf, goto done; } /* If we got here, the message written is not part of the protocol! */ - kfree(kbuf); return -EPROTO; done: - kfree(kbuf); return ret_val; } -- cgit v1.2.3 From 862372bc8fefb7bdc243dd120448b970244c8185 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Wed, 12 Oct 2016 14:44:47 +0300 Subject: drm/i915: GMBUS don't need no forcewake MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit GMBUS is part of the display engine, and thus has no need for forcewake. Let's not bother trying to grab it then. I don't recall if the display engine suffers from system hangs due to multiple accesses to the same "cacheline" in mmio space. I hope not since we're no longer protected by the uncore lock since commit 4e6c2d58ba86 ("drm/i915: Take forcewake once for the entire GMBUS transaction") Cc: Chris Wilson Cc: David Weinehall Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1476272687-15070-1-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_i2c.c | 5 ----- 1 file changed, 5 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_i2c.c b/drivers/gpu/drm/i915/intel_i2c.c index d04185e1edd6..83f260bb4eef 100644 --- a/drivers/gpu/drm/i915/intel_i2c.c +++ b/drivers/gpu/drm/i915/intel_i2c.c @@ -467,13 +467,9 @@ do_gmbus_xfer(struct i2c_adapter *adapter, struct i2c_msg *msgs, int num) struct intel_gmbus, adapter); struct drm_i915_private *dev_priv = bus->dev_priv; - const unsigned int fw = - intel_uncore_forcewake_for_reg(dev_priv, GMBUS0, - FW_REG_READ | FW_REG_WRITE); int i = 0, inc, try = 0; int ret = 0; - intel_uncore_forcewake_get(dev_priv, fw); retry: I915_WRITE_FW(GMBUS0, bus->reg0); @@ -575,7 +571,6 @@ timeout: ret = -EAGAIN; out: - intel_uncore_forcewake_put(dev_priv, fw); return ret; } -- cgit v1.2.3 From 65f2130cbdebe921a6ed1c82b81e3c366a5eca8b Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Fri, 14 Oct 2016 20:02:53 +0300 Subject: drm/i915: Extract intel_crtc_pch_transcoder() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Extract the code to determine which PCH transcoder we're using to a small helper. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1476464574-32230-2-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_display.c | 21 ++++++++++++++------- drivers/gpu/drm/i915/intel_drv.h | 1 + 2 files changed, 15 insertions(+), 7 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index bdc898ef5b64..9395878abc56 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1926,6 +1926,18 @@ void lpt_disable_pch_transcoder(struct drm_i915_private *dev_priv) I915_WRITE(TRANS_CHICKEN2(PIPE_A), val); } +enum transcoder intel_crtc_pch_transcoder(struct intel_crtc *crtc) +{ + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); + + WARN_ON(!crtc->config->has_pch_encoder); + + if (HAS_PCH_LPT(dev_priv)) + return TRANSCODER_A; + else + return (enum transcoder) crtc->pipe; +} + /** * intel_enable_pipe - enable a pipe, asserting requirements * @crtc: crtc responsible for the pipe @@ -1939,7 +1951,6 @@ static void intel_enable_pipe(struct intel_crtc *crtc) struct drm_i915_private *dev_priv = to_i915(dev); enum pipe pipe = crtc->pipe; enum transcoder cpu_transcoder = crtc->config->cpu_transcoder; - enum pipe pch_transcoder; i915_reg_t reg; u32 val; @@ -1949,11 +1960,6 @@ static void intel_enable_pipe(struct intel_crtc *crtc) assert_cursor_disabled(dev_priv, pipe); assert_sprites_disabled(dev_priv, pipe); - if (HAS_PCH_LPT(dev_priv)) - pch_transcoder = TRANSCODER_A; - else - pch_transcoder = pipe; - /* * A pipe without a PLL won't actually be able to drive bits from * a plane. On ILK+ the pipe PLLs are integrated, so we don't @@ -1967,7 +1973,8 @@ static void intel_enable_pipe(struct intel_crtc *crtc) } else { if (crtc->config->has_pch_encoder) { /* if driving the PCH, we need FDI enabled */ - assert_fdi_rx_pll_enabled(dev_priv, pch_transcoder); + assert_fdi_rx_pll_enabled(dev_priv, + (enum pipe) intel_crtc_pch_transcoder(crtc)); assert_fdi_tx_pll_enabled(dev_priv, (enum pipe) cpu_transcoder); } diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 84301d3b8b7f..4388807f8fc8 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1191,6 +1191,7 @@ void i915_audio_component_init(struct drm_i915_private *dev_priv); void i915_audio_component_cleanup(struct drm_i915_private *dev_priv); /* intel_display.c */ +enum transcoder intel_crtc_pch_transcoder(struct intel_crtc *crtc); void skl_set_preferred_cdclk_vco(struct drm_i915_private *dev_priv, int vco); void intel_update_rawclk(struct drm_i915_private *dev_priv); int vlv_get_cck_clock(struct drm_i915_private *dev_priv, -- cgit v1.2.3 From bfd02b3c557caa083be0d55a3164ede706a446e1 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Fri, 14 Oct 2016 20:02:54 +0300 Subject: drm/i915: Suppress underruns during DP link retraining MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit DP link retraining causes (spurious?) underruns. We can't really avoid them, except perhaps by doing a full modeset (which has its own underrun suppression anyway). So let's just hide them. MST still has its own logic for retrainin, but a bigger hpd handling cleanup/unification is needed there anyway, so let's leave that be for now. References: https://bugs.freedesktop.org/show_bug.cgi?id=98251 Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1476464574-32230-3-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_dp.c | 29 +++++++++++++++++++++++++++-- 1 file changed, 27 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index bc03f61d94f1..780691a34133 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -3987,6 +3987,31 @@ go_again: return -EINVAL; } +static void +intel_dp_retrain_link(struct intel_dp *intel_dp) +{ + struct intel_encoder *encoder = &dp_to_dig_port(intel_dp)->base; + struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); + struct intel_crtc *crtc = to_intel_crtc(encoder->base.crtc); + + /* Suppress underruns caused by re-training */ + intel_set_cpu_fifo_underrun_reporting(dev_priv, crtc->pipe, false); + if (crtc->config->has_pch_encoder) + intel_set_pch_fifo_underrun_reporting(dev_priv, + intel_crtc_pch_transcoder(crtc), false); + + intel_dp_start_link_train(intel_dp); + intel_dp_stop_link_train(intel_dp); + + /* Keep underrun reporting disabled until things are stable */ + intel_wait_for_vblank(&dev_priv->drm, crtc->pipe); + + intel_set_cpu_fifo_underrun_reporting(dev_priv, crtc->pipe, true); + if (crtc->config->has_pch_encoder) + intel_set_pch_fifo_underrun_reporting(dev_priv, + intel_crtc_pch_transcoder(crtc), true); +} + static void intel_dp_check_link_status(struct intel_dp *intel_dp) { @@ -4012,8 +4037,8 @@ intel_dp_check_link_status(struct intel_dp *intel_dp) (!drm_dp_channel_eq_ok(link_status, intel_dp->lane_count))) { DRM_DEBUG_KMS("%s: channel EQ not ok, retraining\n", intel_encoder->base.name); - intel_dp_start_link_train(intel_dp); - intel_dp_stop_link_train(intel_dp); + + intel_dp_retrain_link(intel_dp); } } -- cgit v1.2.3 From 6dffd431e2296cda08e7e4f0242e02df1d1698cd Mon Sep 17 00:00:00 2001 From: Shashank Sharma Date: Mon, 17 Oct 2016 17:34:38 +0530 Subject: drm: Add aspect ratio parsing in DRM layer Current DRM layer functions don't parse aspect ratio information while converting a user mode->kernel mode or vice versa. This causes modeset to pick mode with wrong aspect ratio, eventually causing failures in HDMI compliance test cases, due to wrong VIC. This patch adds aspect ratio information in DRM's mode conversion and mode comparision functions, to make sure kernel picks mode with right aspect ratio (as per the VIC). V2: Addressed review comments from Sean: - Fix spellings/typo - No need to handle aspect ratio none - Add a break, for default case too V3: Rebase V4: Added r-b from Jose Signed-off-by: Shashank Sharma Signed-off-by: Lin, Jia Signed-off-by: Akashdeep Sharma Reviewed-by: Jim Bride Reviewed-by: Jose Abreu Cc: Daniel Vetter Cc: Emil Velikov Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1476705880-15600-3-git-send-email-shashank.sharma@intel.com --- drivers/gpu/drm/drm_modes.c | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c index 53f07ac7c174..fde927a6cc5d 100644 --- a/drivers/gpu/drm/drm_modes.c +++ b/drivers/gpu/drm/drm_modes.c @@ -997,6 +997,7 @@ bool drm_mode_equal_no_clocks_no_stereo(const struct drm_display_mode *mode1, mode1->vsync_end == mode2->vsync_end && mode1->vtotal == mode2->vtotal && mode1->vscan == mode2->vscan && + mode1->picture_aspect_ratio == mode2->picture_aspect_ratio && (mode1->flags & ~DRM_MODE_FLAG_3D_MASK) == (mode2->flags & ~DRM_MODE_FLAG_3D_MASK)) return true; @@ -1499,6 +1500,21 @@ void drm_mode_convert_to_umode(struct drm_mode_modeinfo *out, out->vrefresh = in->vrefresh; out->flags = in->flags; out->type = in->type; + out->flags &= ~DRM_MODE_FLAG_PIC_AR_MASK; + + switch (in->picture_aspect_ratio) { + case HDMI_PICTURE_ASPECT_4_3: + out->flags |= DRM_MODE_FLAG_PIC_AR_4_3; + break; + case HDMI_PICTURE_ASPECT_16_9: + out->flags |= DRM_MODE_FLAG_PIC_AR_16_9; + break; + case HDMI_PICTURE_ASPECT_RESERVED: + default: + out->flags |= DRM_MODE_FLAG_PIC_AR_NONE; + break; + } + strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN); out->name[DRM_DISPLAY_MODE_LEN-1] = 0; } @@ -1544,6 +1560,21 @@ int drm_mode_convert_umode(struct drm_display_mode *out, strncpy(out->name, in->name, DRM_DISPLAY_MODE_LEN); out->name[DRM_DISPLAY_MODE_LEN-1] = 0; + /* Clearing picture aspect ratio bits from out flags */ + out->flags &= ~DRM_MODE_FLAG_PIC_AR_MASK; + + switch (in->flags & DRM_MODE_FLAG_PIC_AR_MASK) { + case DRM_MODE_FLAG_PIC_AR_4_3: + out->picture_aspect_ratio |= HDMI_PICTURE_ASPECT_4_3; + break; + case DRM_MODE_FLAG_PIC_AR_16_9: + out->picture_aspect_ratio |= HDMI_PICTURE_ASPECT_16_9; + break; + default: + out->picture_aspect_ratio = HDMI_PICTURE_ASPECT_NONE; + break; + } + out->status = drm_mode_validate_basic(out); if (out->status != MODE_OK) goto out; -- cgit v1.2.3 From a6e78b3e1406575323b30b65890ee3c29930fb27 Mon Sep 17 00:00:00 2001 From: Shashank Sharma Date: Mon, 17 Oct 2016 17:34:39 +0530 Subject: video: Add new aspect ratios for HDMI 2.0 HDMI 2.0/CEA-861-F introduces two new aspect ratios: - 64:27 - 256:135 This patch adds enumeration for the new aspect ratios in the existing aspect ratio list. V2: rebase V3: rebase V4: Added r-b from Jose, Ack by Tomi Signed-off-by: Shashank Sharma Reviewed-by: Sean Paul Reviewed-by: Jose Abreu Acked-by: Tomi Valkeinen Cc: Daniel Vetter Cc: Emil Velikov Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1476705880-15600-4-git-send-email-shashank.sharma@intel.com --- drivers/video/hdmi.c | 4 ++++ include/linux/hdmi.h | 2 ++ 2 files changed, 6 insertions(+) (limited to 'drivers') diff --git a/drivers/video/hdmi.c b/drivers/video/hdmi.c index 162689227a23..1cf907ecded4 100644 --- a/drivers/video/hdmi.c +++ b/drivers/video/hdmi.c @@ -533,6 +533,10 @@ hdmi_picture_aspect_get_name(enum hdmi_picture_aspect picture_aspect) return "4:3"; case HDMI_PICTURE_ASPECT_16_9: return "16:9"; + case HDMI_PICTURE_ASPECT_64_27: + return "64:27"; + case HDMI_PICTURE_ASPECT_256_135: + return "256:135"; case HDMI_PICTURE_ASPECT_RESERVED: return "Reserved"; } diff --git a/include/linux/hdmi.h b/include/linux/hdmi.h index e9744202fa29..edbb4fc674ed 100644 --- a/include/linux/hdmi.h +++ b/include/linux/hdmi.h @@ -78,6 +78,8 @@ enum hdmi_picture_aspect { HDMI_PICTURE_ASPECT_NONE, HDMI_PICTURE_ASPECT_4_3, HDMI_PICTURE_ASPECT_16_9, + HDMI_PICTURE_ASPECT_64_27, + HDMI_PICTURE_ASPECT_256_135, HDMI_PICTURE_ASPECT_RESERVED, }; -- cgit v1.2.3 From a68362fe3e84fcbedd49939aa200519aa5410135 Mon Sep 17 00:00:00 2001 From: Shashank Sharma Date: Mon, 17 Oct 2016 17:34:40 +0530 Subject: drm: Add and handle new aspect ratios in DRM layer HDMI 2.0/CEA-861-F introduces two new aspect ratios: - 64:27 - 256:135 This patch: - Adds new DRM flags for to represent these new aspect ratios. - Adds new cases to handle these aspect ratios while converting from user->kernel mode or vise versa. V2: Rebase V3: Align macro for DRM_MODE_PICTURE_ASPECT_256_135 (Jim Bride) V4: Added r-b from Jose. Signed-off-by: Shashank Sharma Reviewed-by: Sean Paul Reviewed-by: Jose Abreu Cc: Daniel Vetter Cc: Emil Velikov Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1476705880-15600-5-git-send-email-shashank.sharma@intel.com --- drivers/gpu/drm/drm_modes.c | 12 ++++++++++++ include/uapi/drm/drm_mode.h | 6 ++++++ 2 files changed, 18 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c index fde927a6cc5d..173b7d335834 100644 --- a/drivers/gpu/drm/drm_modes.c +++ b/drivers/gpu/drm/drm_modes.c @@ -1509,6 +1509,12 @@ void drm_mode_convert_to_umode(struct drm_mode_modeinfo *out, case HDMI_PICTURE_ASPECT_16_9: out->flags |= DRM_MODE_FLAG_PIC_AR_16_9; break; + case HDMI_PICTURE_ASPECT_64_27: + out->flags |= DRM_MODE_FLAG_PIC_AR_64_27; + break; + case DRM_MODE_PICTURE_ASPECT_256_135: + out->flags |= DRM_MODE_FLAG_PIC_AR_256_135; + break; case HDMI_PICTURE_ASPECT_RESERVED: default: out->flags |= DRM_MODE_FLAG_PIC_AR_NONE; @@ -1570,6 +1576,12 @@ int drm_mode_convert_umode(struct drm_display_mode *out, case DRM_MODE_FLAG_PIC_AR_16_9: out->picture_aspect_ratio |= HDMI_PICTURE_ASPECT_16_9; break; + case DRM_MODE_FLAG_PIC_AR_64_27: + out->picture_aspect_ratio |= HDMI_PICTURE_ASPECT_64_27; + break; + case DRM_MODE_FLAG_PIC_AR_256_135: + out->picture_aspect_ratio |= HDMI_PICTURE_ASPECT_256_135; + break; default: out->picture_aspect_ratio = HDMI_PICTURE_ASPECT_NONE; break; diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h index 5c142b1387ac..084b50a02dc5 100644 --- a/include/uapi/drm/drm_mode.h +++ b/include/uapi/drm/drm_mode.h @@ -81,6 +81,8 @@ extern "C" { #define DRM_MODE_PICTURE_ASPECT_NONE 0 #define DRM_MODE_PICTURE_ASPECT_4_3 1 #define DRM_MODE_PICTURE_ASPECT_16_9 2 +#define DRM_MODE_PICTURE_ASPECT_64_27 3 +#define DRM_MODE_PICTURE_ASPECT_256_135 4 /* Aspect ratio flag bitmask (4 bits 22:19) */ #define DRM_MODE_FLAG_PIC_AR_MASK (0x0F<<19) @@ -90,6 +92,10 @@ extern "C" { (DRM_MODE_PICTURE_ASPECT_4_3<<19) #define DRM_MODE_FLAG_PIC_AR_16_9 \ (DRM_MODE_PICTURE_ASPECT_16_9<<19) +#define DRM_MODE_FLAG_PIC_AR_64_27 \ + (DRM_MODE_PICTURE_ASPECT_64_27<<19) +#define DRM_MODE_FLAG_PIC_AR_256_135 \ + (DRM_MODE_PICTURE_ASPECT_256_135<<19) /* DPMS flags */ /* bit compatible with the xorg definitions. */ -- cgit v1.2.3 From f14f368670541bfa217573194027a58f2206e250 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 17 Oct 2016 09:35:12 +0100 Subject: drm/edid: Rename local variable block to edid The "block" variable points to the entire edid, not individual blocks despite it being named such. Signed-off-by: Chris Wilson Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/20161017083514.21772-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/drm_edid.c | 38 +++++++++++++++++++------------------- 1 file changed, 19 insertions(+), 19 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index ec77bd3e1f08..3b4ac28f509e 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -1282,20 +1282,20 @@ struct edid *drm_do_get_edid(struct drm_connector *connector, void *data) { int i, j = 0, valid_extensions = 0; - u8 *block, *new; + u8 *edid, *new; bool print_bad_edid = !connector->bad_edid_counter || (drm_debug & DRM_UT_KMS); - if ((block = kmalloc(EDID_LENGTH, GFP_KERNEL)) == NULL) + if ((edid = kmalloc(EDID_LENGTH, GFP_KERNEL)) == NULL) return NULL; /* base block fetch */ for (i = 0; i < 4; i++) { - if (get_edid_block(data, block, 0, EDID_LENGTH)) + if (get_edid_block(data, edid, 0, EDID_LENGTH)) goto out; - if (drm_edid_block_valid(block, 0, print_bad_edid, + if (drm_edid_block_valid(edid, 0, print_bad_edid, &connector->edid_corrupt)) break; - if (i == 0 && drm_edid_is_zero(block, EDID_LENGTH)) { + if (i == 0 && drm_edid_is_zero(edid, EDID_LENGTH)) { connector->null_edid_counter++; goto carp; } @@ -1304,21 +1304,21 @@ struct edid *drm_do_get_edid(struct drm_connector *connector, goto carp; /* if there's no extensions, we're done */ - if (block[0x7e] == 0) - return (struct edid *)block; + if (edid[0x7e] == 0) + return (struct edid *)edid; - new = krealloc(block, (block[0x7e] + 1) * EDID_LENGTH, GFP_KERNEL); + new = krealloc(edid, (edid[0x7e] + 1) * EDID_LENGTH, GFP_KERNEL); if (!new) goto out; - block = new; + edid = new; - for (j = 1; j <= block[0x7e]; j++) { + for (j = 1; j <= edid[0x7e]; j++) { for (i = 0; i < 4; i++) { if (get_edid_block(data, - block + (valid_extensions + 1) * EDID_LENGTH, + edid + (valid_extensions + 1) * EDID_LENGTH, j, EDID_LENGTH)) goto out; - if (drm_edid_block_valid(block + (valid_extensions + 1) + if (drm_edid_block_valid(edid + (valid_extensions + 1) * EDID_LENGTH, j, print_bad_edid, NULL)) { @@ -1336,16 +1336,16 @@ struct edid *drm_do_get_edid(struct drm_connector *connector, } } - if (valid_extensions != block[0x7e]) { - block[EDID_LENGTH-1] += block[0x7e] - valid_extensions; - block[0x7e] = valid_extensions; - new = krealloc(block, (valid_extensions + 1) * EDID_LENGTH, GFP_KERNEL); + if (valid_extensions != edid[0x7e]) { + edid[EDID_LENGTH-1] += edid[0x7e] - valid_extensions; + edid[0x7e] = valid_extensions; + new = krealloc(edid, (valid_extensions + 1) * EDID_LENGTH, GFP_KERNEL); if (!new) goto out; - block = new; + edid = new; } - return (struct edid *)block; + return (struct edid *)edid; carp: if (print_bad_edid) { @@ -1355,7 +1355,7 @@ carp: connector->bad_edid_counter++; out: - kfree(block); + kfree(edid); return NULL; } EXPORT_SYMBOL_GPL(drm_do_get_edid); -- cgit v1.2.3 From a28187ccab9410cad20e8808f00cfc07f99649c3 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 17 Oct 2016 09:35:13 +0100 Subject: drm/edid: Use block local to refer to the block Now that we have the name "block" free once more, we can use it to point to the start of a block within the edid. Signed-off-by: Chris Wilson Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/20161017083514.21772-2-chris@chris-wilson.co.uk --- drivers/gpu/drm/drm_edid.c | 12 +++++------- 1 file changed, 5 insertions(+), 7 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 3b4ac28f509e..95de47ba1e77 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -1313,15 +1313,13 @@ struct edid *drm_do_get_edid(struct drm_connector *connector, edid = new; for (j = 1; j <= edid[0x7e]; j++) { + u8 *block = edid + (valid_extensions + 1) * EDID_LENGTH; + for (i = 0; i < 4; i++) { - if (get_edid_block(data, - edid + (valid_extensions + 1) * EDID_LENGTH, - j, EDID_LENGTH)) + if (get_edid_block(data, block, j, EDID_LENGTH)) goto out; - if (drm_edid_block_valid(edid + (valid_extensions + 1) - * EDID_LENGTH, j, - print_bad_edid, - NULL)) { + if (drm_edid_block_valid(block, j, + print_bad_edid, NULL)) { valid_extensions++; break; } -- cgit v1.2.3 From 865afb11949e5bf4bb32d9a2aa9867c1ac4d8da0 Mon Sep 17 00:00:00 2001 From: Stefan Agner Date: Tue, 11 Oct 2016 16:15:04 -0700 Subject: drm/fb-helper: reject any changes to the fbdev The current fbdev emulation does not allow to push back changes in width, height or depth to KMS, hence reject any changes with an error. This makes sure that fbdev ioctl's fail properly and user space does not assume that changes succeeded. Signed-off-by: Stefan Agner Reviewed-by: Tomi Valkeinen Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/20161011231504.17688-1-stefan@agner.ch --- drivers/gpu/drm/drm_fb_helper.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 22d4f0e22101..8fffac8c5c75 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -1209,11 +1209,14 @@ int drm_fb_helper_check_var(struct fb_var_screeninfo *var, if (var->pixclock != 0 || in_dbg_master()) return -EINVAL; - /* Need to resize the fb object !!! */ - if (var->bits_per_pixel > fb->bits_per_pixel || - var->xres > fb->width || var->yres > fb->height || - var->xres_virtual > fb->width || var->yres_virtual > fb->height) { - DRM_DEBUG("fb userspace requested width/height/bpp is greater than current fb " + /* + * Changes struct fb_var_screeninfo are currently not pushed back + * to KMS, hence fail if different settings are requested. + */ + if (var->bits_per_pixel != fb->bits_per_pixel || + var->xres != fb->width || var->yres != fb->height || + var->xres_virtual != fb->width || var->yres_virtual != fb->height) { + DRM_DEBUG("fb userspace requested width/height/bpp different than current fb " "request %dx%d-%d (virtual %dx%d) > %dx%d-%d\n", var->xres, var->yres, var->bits_per_pixel, var->xres_virtual, var->yres_virtual, -- cgit v1.2.3 From 9edbf1fa600a2ef17c7553c2103d0055d0320d15 Mon Sep 17 00:00:00 2001 From: Tomeu Vizoso Date: Thu, 6 Oct 2016 17:21:06 +0200 Subject: drm: Add API for capturing frame CRCs Adds files and directories to debugfs for controlling and reading frame CRCs, per CRTC: dri/0/crtc-0/crc dri/0/crtc-0/crc/control dri/0/crtc-0/crc/data Drivers can implement the set_crc_source callback() in drm_crtc_funcs to start and stop generating frame CRCs and can add entries to the output by calling drm_crtc_add_crc_entry. v2: - Lots of good fixes suggested by Thierry. - Added documentation. - Changed the debugfs layout. - Moved to allocate the entries circular queue once when frame generation gets enabled for the first time. v3: - Use the control file just to select the source, and start and stop capture when the data file is opened and closed, respectively. - Make variable the number of CRC values per entry, per source. - Allocate entries queue each time we start capturing as now there isn't a fixed number of CRC values per entry. - Store the frame counter in the data file as a 8-digit hex number. - For sources that cannot provide useful frame numbers, place XXXXXXXX in the frame field. v4: - Build only if CONFIG_DEBUG_FS is enabled. - Use memdup_user_nul. - Consolidate calculation of the size of an entry in a helper. - Add 0x prefix to hex numbers in the data file. - Remove unnecessary snprintf and strlen usage in read callback. v5: - Made the crcs array in drm_crtc_crc_entry fixed-size - Lots of other smaller improvements suggested by Emil Velikov v7: - Move definition of drm_debugfs_crtc_crc_add to drm_internal.h v8: - Call debugfs_remove_recursive when we fail to create the minor device v9: - Register the debugfs directory for a crtc from drm_crtc_register_all() v10: - Don't let debugfs failures interrupt CRTC registration (Emil Velikov) v11: - Remove extra brace that broke compilation. Sorry! Signed-off-by: Tomeu Vizoso Reviewed-by: Emil Velikov Acked-by: Benjamin Gaignard Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1475767268-14379-3-git-send-email-tomeu.vizoso@collabora.com --- Documentation/gpu/drm-uapi.rst | 6 + drivers/gpu/drm/Makefile | 3 +- drivers/gpu/drm/drm_crtc.c | 34 +++- drivers/gpu/drm/drm_debugfs.c | 34 +++- drivers/gpu/drm/drm_debugfs_crc.c | 351 ++++++++++++++++++++++++++++++++++++++ drivers/gpu/drm/drm_internal.h | 16 ++ include/drm/drm_crtc.h | 41 +++++ include/drm/drm_debugfs_crc.h | 73 ++++++++ 8 files changed, 555 insertions(+), 3 deletions(-) create mode 100644 drivers/gpu/drm/drm_debugfs_crc.c create mode 100644 include/drm/drm_debugfs_crc.h (limited to 'drivers') diff --git a/Documentation/gpu/drm-uapi.rst b/Documentation/gpu/drm-uapi.rst index 1ba301cebe16..de3ac9f90f8f 100644 --- a/Documentation/gpu/drm-uapi.rst +++ b/Documentation/gpu/drm-uapi.rst @@ -216,3 +216,9 @@ interfaces. Especially since all hardware-acceleration interfaces to userspace are driver specific for efficiency and other reasons these interfaces can be rather substantial. Hence every driver has its own chapter. + +Testing and validation +====================== + +.. kernel-doc:: drivers/gpu/drm/drm_debugfs_crc.c + :doc: CRC ABI diff --git a/drivers/gpu/drm/Makefile b/drivers/gpu/drm/Makefile index 25c720454017..74579d2e796e 100644 --- a/drivers/gpu/drm/Makefile +++ b/drivers/gpu/drm/Makefile @@ -9,7 +9,7 @@ drm-y := drm_auth.o drm_bufs.o drm_cache.o \ drm_scatter.o drm_pci.o \ drm_platform.o drm_sysfs.o drm_hashtab.o drm_mm.o \ drm_crtc.o drm_fourcc.o drm_modes.o drm_edid.o \ - drm_info.o drm_debugfs.o drm_encoder_slave.o \ + drm_info.o drm_encoder_slave.o \ drm_trace_points.o drm_global.o drm_prime.o \ drm_rect.o drm_vma_manager.o drm_flip_work.o \ drm_modeset_lock.o drm_atomic.o drm_bridge.o \ @@ -23,6 +23,7 @@ drm-$(CONFIG_PCI) += ati_pcigart.o drm-$(CONFIG_DRM_PANEL) += drm_panel.o drm-$(CONFIG_OF) += drm_of.o drm-$(CONFIG_AGP) += drm_agpsupport.o +drm-$(CONFIG_DEBUG_FS) += drm_debugfs.o drm_debugfs_crc.o drm_kms_helper-y := drm_crtc_helper.o drm_dp_helper.o drm_probe_helper.o \ drm_plane_helper.o drm_dp_mst_topology.o drm_atomic_helper.o \ diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 2d7bedf28647..60403bf7a4ff 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -40,7 +40,7 @@ #include #include #include -#include +#include #include "drm_crtc_internal.h" #include "drm_internal.h" @@ -122,6 +122,10 @@ static int drm_crtc_register_all(struct drm_device *dev) int ret = 0; drm_for_each_crtc(crtc, dev) { + if (drm_debugfs_crtc_add(crtc)) + DRM_ERROR("Failed to initialize debugfs entry for CRTC '%s'.\n", + crtc->name); + if (crtc->funcs->late_register) ret = crtc->funcs->late_register(crtc); if (ret) @@ -138,9 +142,29 @@ static void drm_crtc_unregister_all(struct drm_device *dev) drm_for_each_crtc(crtc, dev) { if (crtc->funcs->early_unregister) crtc->funcs->early_unregister(crtc); + drm_debugfs_crtc_remove(crtc); } } +static int drm_crtc_crc_init(struct drm_crtc *crtc) +{ +#ifdef CONFIG_DEBUG_FS + spin_lock_init(&crtc->crc.lock); + init_waitqueue_head(&crtc->crc.wq); + crtc->crc.source = kstrdup("auto", GFP_KERNEL); + if (!crtc->crc.source) + return -ENOMEM; +#endif + return 0; +} + +static void drm_crtc_crc_fini(struct drm_crtc *crtc) +{ +#ifdef CONFIG_DEBUG_FS + kfree(crtc->crc.source); +#endif +} + /** * drm_crtc_init_with_planes - Initialise a new CRTC object with * specified primary and cursor planes. @@ -210,6 +234,12 @@ int drm_crtc_init_with_planes(struct drm_device *dev, struct drm_crtc *crtc, if (cursor) cursor->possible_crtcs = 1 << drm_crtc_index(crtc); + ret = drm_crtc_crc_init(crtc); + if (ret) { + drm_mode_object_unregister(dev, &crtc->base); + return ret; + } + if (drm_core_check_feature(dev, DRIVER_ATOMIC)) { drm_object_attach_property(&crtc->base, config->prop_active, 0); drm_object_attach_property(&crtc->base, config->prop_mode_id, 0); @@ -236,6 +266,8 @@ void drm_crtc_cleanup(struct drm_crtc *crtc) * the indices on the drm_crtc after us in the crtc_list. */ + drm_crtc_crc_fini(crtc); + kfree(crtc->gamma_store); crtc->gamma_store = NULL; diff --git a/drivers/gpu/drm/drm_debugfs.c b/drivers/gpu/drm/drm_debugfs.c index fa10cef2ba37..8ea72d821525 100644 --- a/drivers/gpu/drm/drm_debugfs.c +++ b/drivers/gpu/drm/drm_debugfs.c @@ -415,5 +415,37 @@ void drm_debugfs_connector_remove(struct drm_connector *connector) connector->debugfs_entry = NULL; } -#endif /* CONFIG_DEBUG_FS */ +int drm_debugfs_crtc_add(struct drm_crtc *crtc) +{ + struct drm_minor *minor = crtc->dev->primary; + struct dentry *root; + char *name; + + name = kasprintf(GFP_KERNEL, "crtc-%d", crtc->index); + if (!name) + return -ENOMEM; + + root = debugfs_create_dir(name, minor->debugfs_root); + kfree(name); + if (!root) + return -ENOMEM; + + crtc->debugfs_entry = root; + + if (drm_debugfs_crtc_crc_add(crtc)) + goto error; + return 0; + +error: + drm_debugfs_crtc_remove(crtc); + return -ENOMEM; +} + +void drm_debugfs_crtc_remove(struct drm_crtc *crtc) +{ + debugfs_remove_recursive(crtc->debugfs_entry); + crtc->debugfs_entry = NULL; +} + +#endif /* CONFIG_DEBUG_FS */ diff --git a/drivers/gpu/drm/drm_debugfs_crc.c b/drivers/gpu/drm/drm_debugfs_crc.c new file mode 100644 index 000000000000..4129405d17c0 --- /dev/null +++ b/drivers/gpu/drm/drm_debugfs_crc.c @@ -0,0 +1,351 @@ +/* + * Copyright © 2008 Intel Corporation + * Copyright © 2016 Collabora Ltd + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + * + * Based on code from the i915 driver. + * Original author: Damien Lespiau + * + */ + +#include +#include +#include +#include + +/** + * DOC: CRC ABI + * + * DRM device drivers can provide to userspace CRC information of each frame as + * it reached a given hardware component (a "source"). + * + * Userspace can control generation of CRCs in a given CRTC by writing to the + * file dri/0/crtc-N/crc/control in debugfs, with N being the index of the CRTC. + * Accepted values are source names (which are driver-specific) and the "auto" + * keyword, which will let the driver select a default source of frame CRCs + * for this CRTC. + * + * Once frame CRC generation is enabled, userspace can capture them by reading + * the dri/0/crtc-N/crc/data file. Each line in that file contains the frame + * number in the first field and then a number of unsigned integer fields + * containing the CRC data. Fields are separated by a single space and the number + * of CRC fields is source-specific. + * + * Note that though in some cases the CRC is computed in a specified way and on + * the frame contents as supplied by userspace (eDP 1.3), in general the CRC + * computation is performed in an unspecified way and on frame contents that have + * been already processed in also an unspecified way and thus userspace cannot + * rely on being able to generate matching CRC values for the frame contents that + * it submits. In this general case, the maximum userspace can do is to compare + * the reported CRCs of frames that should have the same contents. + */ + +static int crc_control_show(struct seq_file *m, void *data) +{ + struct drm_crtc *crtc = m->private; + + seq_printf(m, "%s\n", crtc->crc.source); + + return 0; +} + +static int crc_control_open(struct inode *inode, struct file *file) +{ + struct drm_crtc *crtc = inode->i_private; + + return single_open(file, crc_control_show, crtc); +} + +static ssize_t crc_control_write(struct file *file, const char __user *ubuf, + size_t len, loff_t *offp) +{ + struct seq_file *m = file->private_data; + struct drm_crtc *crtc = m->private; + struct drm_crtc_crc *crc = &crtc->crc; + char *source; + + if (len == 0) + return 0; + + if (len > PAGE_SIZE - 1) { + DRM_DEBUG_KMS("Expected < %lu bytes into crtc crc control\n", + PAGE_SIZE); + return -E2BIG; + } + + source = memdup_user_nul(ubuf, len); + if (IS_ERR(source)) + return PTR_ERR(source); + + if (source[len] == '\n') + source[len] = '\0'; + + spin_lock_irq(&crc->lock); + + if (crc->opened) { + spin_unlock_irq(&crc->lock); + kfree(source); + return -EBUSY; + } + + kfree(crc->source); + crc->source = source; + + spin_unlock_irq(&crc->lock); + + *offp += len; + return len; +} + +const struct file_operations drm_crtc_crc_control_fops = { + .owner = THIS_MODULE, + .open = crc_control_open, + .read = seq_read, + .llseek = seq_lseek, + .release = single_release, + .write = crc_control_write +}; + +static int crtc_crc_open(struct inode *inode, struct file *filep) +{ + struct drm_crtc *crtc = inode->i_private; + struct drm_crtc_crc *crc = &crtc->crc; + struct drm_crtc_crc_entry *entries = NULL; + size_t values_cnt; + int ret; + + if (crc->opened) + return -EBUSY; + + ret = crtc->funcs->set_crc_source(crtc, crc->source, &values_cnt); + if (ret) + return ret; + + if (WARN_ON(values_cnt > DRM_MAX_CRC_NR)) { + ret = -EINVAL; + goto err_disable; + } + + if (WARN_ON(values_cnt == 0)) { + ret = -EINVAL; + goto err_disable; + } + + entries = kcalloc(DRM_CRC_ENTRIES_NR, sizeof(*entries), GFP_KERNEL); + if (!entries) { + ret = -ENOMEM; + goto err_disable; + } + + spin_lock_irq(&crc->lock); + crc->entries = entries; + crc->values_cnt = values_cnt; + crc->opened = true; + spin_unlock_irq(&crc->lock); + + return 0; + +err_disable: + crtc->funcs->set_crc_source(crtc, NULL, &values_cnt); + return ret; +} + +static int crtc_crc_release(struct inode *inode, struct file *filep) +{ + struct drm_crtc *crtc = filep->f_inode->i_private; + struct drm_crtc_crc *crc = &crtc->crc; + size_t values_cnt; + + spin_lock_irq(&crc->lock); + kfree(crc->entries); + crc->entries = NULL; + crc->head = 0; + crc->tail = 0; + crc->values_cnt = 0; + crc->opened = false; + spin_unlock_irq(&crc->lock); + + crtc->funcs->set_crc_source(crtc, NULL, &values_cnt); + + return 0; +} + +static int crtc_crc_data_count(struct drm_crtc_crc *crc) +{ + assert_spin_locked(&crc->lock); + return CIRC_CNT(crc->head, crc->tail, DRM_CRC_ENTRIES_NR); +} + +/* + * 1 frame field of 10 chars plus a number of CRC fields of 10 chars each, space + * separated, with a newline at the end and null-terminated. + */ +#define LINE_LEN(values_cnt) (10 + 11 * values_cnt + 1 + 1) +#define MAX_LINE_LEN (LINE_LEN(DRM_MAX_CRC_NR)) + +static ssize_t crtc_crc_read(struct file *filep, char __user *user_buf, + size_t count, loff_t *pos) +{ + struct drm_crtc *crtc = filep->f_inode->i_private; + struct drm_crtc_crc *crc = &crtc->crc; + struct drm_crtc_crc_entry *entry; + char buf[MAX_LINE_LEN]; + int ret, i; + + spin_lock_irq(&crc->lock); + + if (!crc->source) { + spin_unlock_irq(&crc->lock); + return 0; + } + + /* Nothing to read? */ + while (crtc_crc_data_count(crc) == 0) { + if (filep->f_flags & O_NONBLOCK) { + spin_unlock_irq(&crc->lock); + return -EAGAIN; + } + + ret = wait_event_interruptible_lock_irq(crc->wq, + crtc_crc_data_count(crc), + crc->lock); + if (ret) { + spin_unlock_irq(&crc->lock); + return ret; + } + } + + /* We know we have an entry to be read */ + entry = &crc->entries[crc->tail]; + + if (count < LINE_LEN(crc->values_cnt)) { + spin_unlock_irq(&crc->lock); + return -EINVAL; + } + + BUILD_BUG_ON_NOT_POWER_OF_2(DRM_CRC_ENTRIES_NR); + crc->tail = (crc->tail + 1) & (DRM_CRC_ENTRIES_NR - 1); + + spin_unlock_irq(&crc->lock); + + if (entry->has_frame_counter) + sprintf(buf, "0x%08x", entry->frame); + else + sprintf(buf, "XXXXXXXXXX"); + + for (i = 0; i < crc->values_cnt; i++) + sprintf(buf + 10 + i * 11, " 0x%08x", entry->crcs[i]); + sprintf(buf + 10 + crc->values_cnt * 11, "\n"); + + if (copy_to_user(user_buf, buf, LINE_LEN(crc->values_cnt))) + return -EFAULT; + + return LINE_LEN(crc->values_cnt); +} + +const struct file_operations drm_crtc_crc_data_fops = { + .owner = THIS_MODULE, + .open = crtc_crc_open, + .read = crtc_crc_read, + .release = crtc_crc_release, +}; + +/** + * drm_debugfs_crtc_crc_add - Add files to debugfs for capture of frame CRCs + * @crtc: CRTC to whom the frames will belong + * + * Adds files to debugfs directory that allows userspace to control the + * generation of frame CRCs and to read them. + * + * Returns: + * Zero on success, error code on failure. + */ +int drm_debugfs_crtc_crc_add(struct drm_crtc *crtc) +{ + struct dentry *crc_ent, *ent; + + if (!crtc->funcs->set_crc_source) + return 0; + + crc_ent = debugfs_create_dir("crc", crtc->debugfs_entry); + if (!crc_ent) + return -ENOMEM; + + ent = debugfs_create_file("control", S_IRUGO, crc_ent, crtc, + &drm_crtc_crc_control_fops); + if (!ent) + goto error; + + ent = debugfs_create_file("data", S_IRUGO, crc_ent, crtc, + &drm_crtc_crc_data_fops); + if (!ent) + goto error; + + return 0; + +error: + debugfs_remove_recursive(crc_ent); + + return -ENOMEM; +} + +/** + * drm_crtc_add_crc_entry - Add entry with CRC information for a frame + * @crtc: CRTC to which the frame belongs + * @has_frame: whether this entry has a frame number to go with + * @frame: number of the frame these CRCs are about + * @crcs: array of CRC values, with length matching #drm_crtc_crc.values_cnt + * + * For each frame, the driver polls the source of CRCs for new data and calls + * this function to add them to the buffer from where userspace reads. + */ +int drm_crtc_add_crc_entry(struct drm_crtc *crtc, bool has_frame, + uint32_t frame, uint32_t *crcs) +{ + struct drm_crtc_crc *crc = &crtc->crc; + struct drm_crtc_crc_entry *entry; + int head, tail; + + assert_spin_locked(&crc->lock); + + /* Caller may not have noticed yet that userspace has stopped reading */ + if (!crc->opened) + return -EINVAL; + + head = crc->head; + tail = crc->tail; + + if (CIRC_SPACE(head, tail, DRM_CRC_ENTRIES_NR) < 1) { + DRM_ERROR("Overflow of CRC buffer, userspace reads too slow.\n"); + return -ENOBUFS; + } + + entry = &crc->entries[head]; + entry->frame = frame; + entry->has_frame_counter = has_frame; + memcpy(&entry->crcs, crcs, sizeof(*crcs) * crc->values_cnt); + + head = (head + 1) & (DRM_CRC_ENTRIES_NR - 1); + crc->head = head; + + return 0; +} +EXPORT_SYMBOL_GPL(drm_crtc_add_crc_entry); diff --git a/drivers/gpu/drm/drm_internal.h b/drivers/gpu/drm/drm_internal.h index e66af289a016..abd209863ef4 100644 --- a/drivers/gpu/drm/drm_internal.h +++ b/drivers/gpu/drm/drm_internal.h @@ -100,6 +100,9 @@ int drm_debugfs_init(struct drm_minor *minor, int minor_id, int drm_debugfs_cleanup(struct drm_minor *minor); int drm_debugfs_connector_add(struct drm_connector *connector); void drm_debugfs_connector_remove(struct drm_connector *connector); +int drm_debugfs_crtc_add(struct drm_crtc *crtc); +void drm_debugfs_crtc_remove(struct drm_crtc *crtc); +int drm_debugfs_crtc_crc_add(struct drm_crtc *crtc); #else static inline int drm_debugfs_init(struct drm_minor *minor, int minor_id, struct dentry *root) @@ -119,4 +122,17 @@ static inline int drm_debugfs_connector_add(struct drm_connector *connector) static inline void drm_debugfs_connector_remove(struct drm_connector *connector) { } + +static inline int drm_debugfs_crtc_add(struct drm_crtc *crtc) +{ + return 0; +} +static inline void drm_debugfs_crtc_remove(struct drm_crtc *crtc) +{ +} + +static inline int drm_debugfs_crtc_crc_add(struct drm_crtc *crtc) +{ + return 0; +} #endif diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index 4633915cb51b..284c1b3aec10 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -47,6 +47,7 @@ #include #include #include +#include struct drm_device; struct drm_mode_set; @@ -569,6 +570,30 @@ struct drm_crtc_funcs { * before data structures are torndown. */ void (*early_unregister)(struct drm_crtc *crtc); + + /** + * @set_crc_source: + * + * Changes the source of CRC checksums of frames at the request of + * userspace, typically for testing purposes. The sources available are + * specific of each driver and a %NULL value indicates that CRC + * generation is to be switched off. + * + * When CRC generation is enabled, the driver should call + * drm_crtc_add_crc_entry() at each frame, providing any information + * that characterizes the frame contents in the crcN arguments, as + * provided from the configured source. Drivers must accept a "auto" + * source name that will select a default source for this CRTC. + * + * This callback is optional if the driver does not support any CRC + * generation functionality. + * + * RETURNS: + * + * 0 on success or a negative error code on failure. + */ + int (*set_crc_source)(struct drm_crtc *crtc, const char *source, + size_t *values_cnt); }; /** @@ -685,6 +710,22 @@ struct drm_crtc { * context. */ struct drm_modeset_acquire_ctx *acquire_ctx; + +#ifdef CONFIG_DEBUG_FS + /** + * @debugfs_entry: + * + * Debugfs directory for this CRTC. + */ + struct dentry *debugfs_entry; + + /** + * @crc: + * + * Configuration settings of CRC capture. + */ + struct drm_crtc_crc crc; +#endif }; /** diff --git a/include/drm/drm_debugfs_crc.h b/include/drm/drm_debugfs_crc.h new file mode 100644 index 000000000000..7d63b1d4adb9 --- /dev/null +++ b/include/drm/drm_debugfs_crc.h @@ -0,0 +1,73 @@ +/* + * Copyright © 2016 Collabora Ltd. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ +#ifndef __DRM_DEBUGFS_CRC_H__ +#define __DRM_DEBUGFS_CRC_H__ + +#define DRM_MAX_CRC_NR 10 + +/** + * struct drm_crtc_crc_entry - entry describing a frame's content + * @has_frame_counter: whether the source was able to provide a frame number + * @frame: number of the frame this CRC is about, if @has_frame_counter is true + * @crc: array of values that characterize the frame + */ +struct drm_crtc_crc_entry { + bool has_frame_counter; + uint32_t frame; + uint32_t crcs[DRM_MAX_CRC_NR]; +}; + +#define DRM_CRC_ENTRIES_NR 128 + +/** + * struct drm_crtc_crc - data supporting CRC capture on a given CRTC + * @lock: protects the fields in this struct + * @source: name of the currently configured source of CRCs + * @opened: whether userspace has opened the data file for reading + * @entries: array of entries, with size of %DRM_CRC_ENTRIES_NR + * @head: head of circular queue + * @tail: tail of circular queue + * @values_cnt: number of CRC values per entry, up to %DRM_MAX_CRC_NR + * @wq: workqueue used to synchronize reading and writing + */ +struct drm_crtc_crc { + spinlock_t lock; + const char *source; + bool opened; + struct drm_crtc_crc_entry *entries; + int head, tail; + size_t values_cnt; + wait_queue_head_t wq; +}; + +#if defined(CONFIG_DEBUG_FS) +int drm_crtc_add_crc_entry(struct drm_crtc *crtc, bool has_frame, + uint32_t frame, uint32_t *crcs); +#else +static inline int drm_crtc_add_crc_entry(struct drm_crtc *crtc, bool has_frame, + uint32_t frame, uint32_t *crcs) +{ + return -EINVAL; +} +#endif /* defined(CONFIG_DEBUG_FS) */ + +#endif /* __DRM_DEBUGFS_CRC_H__ */ -- cgit v1.2.3 From b2cdeb19f16ad984eb5bb9193f793d05a8101511 Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Thu, 13 Oct 2016 11:54:31 +0300 Subject: drm/vc4: Fix a couple error codes in vc4_cl_lookup_bos() If the allocation fails the current code returns success. If copy_from_user() fails it returns the number of bytes remaining instead of -EFAULT. Fixes: d5b1a78a772f ("drm/vc4: Add support for drawing 3D frames.") Signed-off-by: Dan Carpenter Reviewed-by: Eric Anholt --- drivers/gpu/drm/vc4/vc4_gem.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/vc4/vc4_gem.c b/drivers/gpu/drm/vc4/vc4_gem.c index 47a095f392f8..303f23c96220 100644 --- a/drivers/gpu/drm/vc4/vc4_gem.c +++ b/drivers/gpu/drm/vc4/vc4_gem.c @@ -544,14 +544,15 @@ vc4_cl_lookup_bos(struct drm_device *dev, handles = drm_malloc_ab(exec->bo_count, sizeof(uint32_t)); if (!handles) { + ret = -ENOMEM; DRM_ERROR("Failed to allocate incoming GEM handles\n"); goto fail; } - ret = copy_from_user(handles, - (void __user *)(uintptr_t)args->bo_handles, - exec->bo_count * sizeof(uint32_t)); - if (ret) { + if (copy_from_user(handles, + (void __user *)(uintptr_t)args->bo_handles, + exec->bo_count * sizeof(uint32_t))) { + ret = -EFAULT; DRM_ERROR("Failed to copy in GEM handles\n"); goto fail; } -- cgit v1.2.3 From 1140f9ed051011e06a2a15c73efe57ac0b0cdc8d Mon Sep 17 00:00:00 2001 From: Zhenyu Wang Date: Tue, 18 Oct 2016 09:40:07 +0800 Subject: drm/i915/gvt: Fix build failure after intel_engine_cs change Change GVT-g code reference for intel_engine_cs from static array to allocated pointer after commit 3b3f1650b1ca ("drm/i915: Allocate intel_engine_cs structure only for the enabled engines"). Signed-off-by: Zhenyu Wang Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/20161018014007.29369-1-zhenyuw@linux.intel.com --- drivers/gpu/drm/i915/gvt/execlist.c | 2 +- drivers/gpu/drm/i915/gvt/handlers.c | 2 +- drivers/gpu/drm/i915/gvt/scheduler.c | 6 +++--- 3 files changed, 5 insertions(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/execlist.c b/drivers/gpu/drm/i915/gvt/execlist.c index 4a00ee7ff020..c50a3d1a5131 100644 --- a/drivers/gpu/drm/i915/gvt/execlist.c +++ b/drivers/gpu/drm/i915/gvt/execlist.c @@ -39,7 +39,7 @@ #define _EL_OFFSET_STATUS_PTR 0x3A0 #define execlist_ring_mmio(gvt, ring_id, offset) \ - (gvt->dev_priv->engine[ring_id].mmio_base + (offset)) + (gvt->dev_priv->engine[ring_id]->mmio_base + (offset)) #define valid_context(ctx) ((ctx)->valid) #define same_context(a, b) (((a)->context_id == (b)->context_id) && \ diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c index d59a934b6e32..e8ec403b75a1 100644 --- a/drivers/gpu/drm/i915/gvt/handlers.c +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -134,7 +134,7 @@ static int render_mmio_to_ring_id(struct intel_gvt *gvt, unsigned int reg) reg &= ~GENMASK(11, 0); for (i = 0; i < I915_NUM_ENGINES; i++) { - if (gvt->dev_priv->engine[i].mmio_base == reg) + if (gvt->dev_priv->engine[i]->mmio_base == reg) return i; } return -1; diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c index 732672b7d22b..b15cdf5978a9 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.c +++ b/drivers/gpu/drm/i915/gvt/scheduler.c @@ -68,7 +68,7 @@ static int populate_shadow_context(struct intel_vgpu_workload *workload) workload->ctx_desc.lrca); context_page_num = intel_lr_context_size( - &gvt->dev_priv->engine[ring_id]); + gvt->dev_priv->engine[ring_id]); context_page_num = context_page_num >> PAGE_SHIFT; @@ -171,7 +171,7 @@ static int dispatch_workload(struct intel_vgpu_workload *workload) shadow_ctx->desc_template = workload->ctx_desc.addressing_mode << GEN8_CTX_ADDRESSING_MODE_SHIFT; - workload->req = i915_gem_request_alloc(&dev_priv->engine[ring_id], + workload->req = i915_gem_request_alloc(dev_priv->engine[ring_id], shadow_ctx); if (IS_ERR_OR_NULL(workload->req)) { gvt_err("fail to allocate gem request\n"); @@ -298,7 +298,7 @@ static void update_guest_context(struct intel_vgpu_workload *workload) workload->ctx_desc.lrca); context_page_num = intel_lr_context_size( - &gvt->dev_priv->engine[ring_id]); + gvt->dev_priv->engine[ring_id]); context_page_num = context_page_num >> PAGE_SHIFT; -- cgit v1.2.3 From cff52e5fc4cfc978b7df898dc14a0492c7ef0ae8 Mon Sep 17 00:00:00 2001 From: Arnd Bergmann Date: Tue, 18 Oct 2016 00:13:39 +0200 Subject: drm: avoid uninitialized timestamp use in wait_vblank gcc warns about the timestamp in drm_wait_vblank being possibly used without an initialization: drivers/gpu/drm/drm_irq.c: In function 'drm_crtc_send_vblank_event': drivers/gpu/drm/drm_irq.c:992:24: error: 'now.tv_usec' may be used uninitialized in this function [-Werror=maybe-uninitialized] drivers/gpu/drm/drm_irq.c:1069:17: note: 'now.tv_usec' was declared here drivers/gpu/drm/drm_irq.c:991:23: error: 'now.tv_sec' may be used uninitialized in this function [-Werror=maybe-uninitialized] This can happen if drm_vblank_count_and_time() returns 0 in its error path. To sanitize the error case, I'm changing that function to return a zero timestamp when it fails. Fixes: e6ae8687a87b ("drm: idiot-proof vblank") Reviewed-by: David Herrmann Cc: Rob Clark Cc: Daniel Vetter Signed-off-by: Arnd Bergmann Reviewed-by: Mario Kleiner Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/20161017221355.1861551-6-arnd@arndb.de --- drivers/gpu/drm/drm_irq.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c index b969a64a1514..48a6167f5e7b 100644 --- a/drivers/gpu/drm/drm_irq.c +++ b/drivers/gpu/drm/drm_irq.c @@ -952,8 +952,10 @@ static u32 drm_vblank_count_and_time(struct drm_device *dev, unsigned int pipe, u32 vblank_count; unsigned int seq; - if (WARN_ON(pipe >= dev->num_crtcs)) + if (WARN_ON(pipe >= dev->num_crtcs)) { + *vblanktime = (struct timeval) { 0 }; return 0; + } do { seq = read_seqbegin(&vblank->seqlock); -- cgit v1.2.3 From 056996b95686324fdc00e72f8cea01be2356ef62 Mon Sep 17 00:00:00 2001 From: Shashank Sharma Date: Mon, 17 Oct 2016 21:34:37 +0530 Subject: drm: Helper for lspcon in drm_dp_dual_mode MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This patch adds lspcon support in dp_dual_mode helper. lspcon is essentially a dp->hdmi dongle with dual personality. LS mode: It works as a passive dongle, by level shifting DP++ signals to HDMI signals, in LS mode. PCON mode: It works as a protocol converter active dongle in pcon mode, by converting DP++ outputs to HDMI 2.0 outputs. This patch adds support for lspcon detection and mode set switch operations, as a dp dual mode dongle. v2: Addressed review comments from Ville - add adaptor id for lspcon devices (0x08), use it to identify lspcon - change function names old: drm_lspcon_get_current_mode/drm_lspcon_change_mode new: drm_lspcon_get_mode/drm_lspcon_set_mode - change drm_lspcon_get_mode type to int, to match drm_dp_dual_mode_get_tmds_output - change 'err' to 'ret' to match the rest of the functions - remove pointless typecasting during call to dual_mode_read - fix the but while setting value of data, while writing lspcon mode - fix indentation - change mdelay(10) -> msleep(10) - return ETIMEDOUT instead of EFAULT, when lspcon mode change times out - Add an empty line to separate std regs macros and lspcon regs macros Indent bit definition v3: Addressed review comments from Rodrigo - change macro name from DP_DUAL_MODE_TYPE_LSPCON to DP_DUAL_MODE_TYPE_HAS_DPCD for better readability - change macro name from DP_DUAL_MODE_LSPCON_MODE_PCON to DP_DUAL_MODE_LSPCON_MODE_PCON for better readability - add comment for MCA specific offsets like 0x40 and 0x41 - remove DP_DUAL_MODE_REV_TYPE2 check while checking lspcon adapter id v4: Addressed review comments from Ville - Fixed indentation at few places - s/current_mode/mode - s/reqd_mode/mode - remove unnecessary void* cast - remove drm_edid.h from includes - Add a comment for _HAS_DPCD - Fix enum description, for lspcon_mode. v5: Rebase v6: Rebase Signed-off-by: Shashank Sharma Reviewed-by: Rodrigo Vivi Acked-by: Dave Airlie Acked-by: Ville Syrjälä Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1476720277-16298-1-git-send-email-shashank.sharma@intel.com --- drivers/gpu/drm/drm_dp_dual_mode_helper.c | 103 ++++++++++++++++++++++++++++++ include/drm/drm_dp_dual_mode_helper.h | 26 ++++++++ 2 files changed, 129 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/drm_dp_dual_mode_helper.c b/drivers/gpu/drm/drm_dp_dual_mode_helper.c index a7b2a751f6fe..a7aeb1ec852c 100644 --- a/drivers/gpu/drm/drm_dp_dual_mode_helper.c +++ b/drivers/gpu/drm/drm_dp_dual_mode_helper.c @@ -148,6 +148,14 @@ static bool is_type2_adaptor(uint8_t adaptor_id) DP_DUAL_MODE_REV_TYPE2); } +bool is_lspcon_adaptor(const char hdmi_id[DP_DUAL_MODE_HDMI_ID_LEN], + const uint8_t adaptor_id) +{ + return is_hdmi_adaptor(hdmi_id) && + (adaptor_id == (DP_DUAL_MODE_TYPE_TYPE2 | + DP_DUAL_MODE_TYPE_HAS_DPCD)); +} + /** * drm_dp_dual_mode_detect - Identify the DP dual mode adaptor * @adapter: I2C adapter for the DDC bus @@ -203,6 +211,8 @@ enum drm_dp_dual_mode_type drm_dp_dual_mode_detect(struct i2c_adapter *adapter) ret = drm_dp_dual_mode_read(adapter, DP_DUAL_MODE_ADAPTOR_ID, &adaptor_id, sizeof(adaptor_id)); if (ret == 0) { + if (is_lspcon_adaptor(hdmi_id, adaptor_id)) + return DRM_DP_DUAL_MODE_LSPCON; if (is_type2_adaptor(adaptor_id)) { if (is_hdmi_adaptor(hdmi_id)) return DRM_DP_DUAL_MODE_TYPE2_HDMI; @@ -364,3 +374,96 @@ const char *drm_dp_get_dual_mode_type_name(enum drm_dp_dual_mode_type type) } } EXPORT_SYMBOL(drm_dp_get_dual_mode_type_name); + +/** + * drm_lspcon_get_mode: Get LSPCON's current mode of operation by + * by reading offset (0x80, 0x41) + * @i2c_adapter: I2C-over-aux adapter + * @current_mode: out vaiable, current lspcon mode of operation + * + * Returns: + * 0 on success, sets the current_mode value to appropriate mode + * -error on failure + */ +int drm_lspcon_get_mode(struct i2c_adapter *adapter, + enum drm_lspcon_mode *mode) +{ + u8 data; + int ret = 0; + + if (!mode) { + DRM_ERROR("NULL input\n"); + return -EINVAL; + } + + /* Read Status: i2c over aux */ + ret = drm_dp_dual_mode_read(adapter, DP_DUAL_MODE_LSPCON_CURRENT_MODE, + &data, sizeof(data)); + if (ret < 0) { + DRM_ERROR("LSPCON read(0x80, 0x41) failed\n"); + return -EFAULT; + } + + if (data & DP_DUAL_MODE_LSPCON_MODE_PCON) + *mode = DRM_LSPCON_MODE_PCON; + else + *mode = DRM_LSPCON_MODE_LS; + return 0; +} +EXPORT_SYMBOL(drm_lspcon_get_mode); + +/** + * drm_lspcon_change_mode: Change LSPCON's mode of operation by + * by writing offset (0x80, 0x40) + * @i2c_adapter: I2C-over-aux adapter + * @reqd_mode: required mode of operation + * + * Returns: + * 0 on success, -error on failure/timeout + */ +int drm_lspcon_set_mode(struct i2c_adapter *adapter, + enum drm_lspcon_mode mode) +{ + u8 data = 0; + int ret; + int time_out = 200; + enum drm_lspcon_mode current_mode; + + if (mode == DRM_LSPCON_MODE_PCON) + data = DP_DUAL_MODE_LSPCON_MODE_PCON; + + /* Change mode */ + ret = drm_dp_dual_mode_write(adapter, DP_DUAL_MODE_LSPCON_MODE_CHANGE, + &data, sizeof(data)); + if (ret < 0) { + DRM_ERROR("LSPCON mode change failed\n"); + return ret; + } + + /* + * Confirm mode change by reading the status bit. + * Sometimes, it takes a while to change the mode, + * so wait and retry until time out or done. + */ + do { + ret = drm_lspcon_get_mode(adapter, ¤t_mode); + if (ret) { + DRM_ERROR("can't confirm LSPCON mode change\n"); + return ret; + } else { + if (current_mode != mode) { + msleep(10); + time_out -= 10; + } else { + DRM_DEBUG_KMS("LSPCON mode changed to %s\n", + mode == DRM_LSPCON_MODE_LS ? + "LS" : "PCON"); + return 0; + } + } + } while (time_out); + + DRM_ERROR("LSPCON mode change timed out\n"); + return -ETIMEDOUT; +} +EXPORT_SYMBOL(drm_lspcon_set_mode); diff --git a/include/drm/drm_dp_dual_mode_helper.h b/include/drm/drm_dp_dual_mode_helper.h index e8a9dfd0e055..55677704add8 100644 --- a/include/drm/drm_dp_dual_mode_helper.h +++ b/include/drm/drm_dp_dual_mode_helper.h @@ -40,6 +40,8 @@ #define DP_DUAL_MODE_REV_TYPE2 0x00 #define DP_DUAL_MODE_TYPE_MASK 0xf0 #define DP_DUAL_MODE_TYPE_TYPE2 0xa0 +/* This field is marked reserved in dual mode spec, used in LSPCON */ +#define DP_DUAL_MODE_TYPE_HAS_DPCD 0x08 #define DP_DUAL_MODE_IEEE_OUI 0x11 /* 11-13*/ #define DP_DUAL_IEEE_OUI_LEN 3 #define DP_DUAL_DEVICE_ID 0x14 /* 14-19 */ @@ -55,6 +57,11 @@ #define DP_DUAL_MODE_CEC_ENABLE 0x01 #define DP_DUAL_MODE_I2C_SPEED_CTRL 0x22 +/* LSPCON specific registers, defined by MCA */ +#define DP_DUAL_MODE_LSPCON_MODE_CHANGE 0x40 +#define DP_DUAL_MODE_LSPCON_CURRENT_MODE 0x41 +#define DP_DUAL_MODE_LSPCON_MODE_PCON 0x1 + struct i2c_adapter; ssize_t drm_dp_dual_mode_read(struct i2c_adapter *adapter, @@ -62,6 +69,19 @@ ssize_t drm_dp_dual_mode_read(struct i2c_adapter *adapter, ssize_t drm_dp_dual_mode_write(struct i2c_adapter *adapter, u8 offset, const void *buffer, size_t size); +/** +* enum drm_lspcon_mode +* @lspcon_mode_ls: Level shifter mode of LSPCON +* which drives DP++ to HDMI 1.4 conversion. +* @lspcon_mode_pcon: Protocol converter mode of LSPCON +* which drives DP++ to HDMI 2.0 active conversion. +*/ +enum drm_lspcon_mode { + DRM_LSPCON_MODE_INVALID, + DRM_LSPCON_MODE_LS, + DRM_LSPCON_MODE_PCON, +}; + /** * enum drm_dp_dual_mode_type - Type of the DP dual mode adaptor * @DRM_DP_DUAL_MODE_NONE: No DP dual mode adaptor @@ -70,6 +90,7 @@ ssize_t drm_dp_dual_mode_write(struct i2c_adapter *adapter, * @DRM_DP_DUAL_MODE_TYPE1_HDMI: Type 1 HDMI adaptor * @DRM_DP_DUAL_MODE_TYPE2_DVI: Type 2 DVI adaptor * @DRM_DP_DUAL_MODE_TYPE2_HDMI: Type 2 HDMI adaptor + * @DRM_DP_DUAL_MODE_TYPE2_LSPCON: Level shifter /protocol converter */ enum drm_dp_dual_mode_type { DRM_DP_DUAL_MODE_NONE, @@ -78,6 +99,7 @@ enum drm_dp_dual_mode_type { DRM_DP_DUAL_MODE_TYPE1_HDMI, DRM_DP_DUAL_MODE_TYPE2_DVI, DRM_DP_DUAL_MODE_TYPE2_HDMI, + DRM_DP_DUAL_MODE_LSPCON, }; enum drm_dp_dual_mode_type drm_dp_dual_mode_detect(struct i2c_adapter *adapter); @@ -89,4 +111,8 @@ int drm_dp_dual_mode_set_tmds_output(enum drm_dp_dual_mode_type type, struct i2c_adapter *adapter, bool enable); const char *drm_dp_get_dual_mode_type_name(enum drm_dp_dual_mode_type type); +int drm_lspcon_get_mode(struct i2c_adapter *adapter, + enum drm_lspcon_mode *current_mode); +int drm_lspcon_set_mode(struct i2c_adapter *adapter, + enum drm_lspcon_mode reqd_mode); #endif -- cgit v1.2.3 From dbe9e61b8e4306df24b3e8370a62f7954a81ff5d Mon Sep 17 00:00:00 2001 From: Shashank Sharma Date: Fri, 14 Oct 2016 19:56:49 +0530 Subject: drm/i915: Add lspcon support for I915 driver MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This patch adds a new file, to accommodate lspcon support for I915 driver. These functions probe, detect, initialize and configure an on-board lspcon device during the driver init time. Also, this patch adds a small structure for lspcon device, which will provide the runtime status of the device. V2: addressed ville's review comments - Clean the leftover macros from previous patch set V3: Rebase V4: addressed ville's review comments - make internal functions static - remove lspcon_detect_identifier, make it inline with lspcon_probe - remove is_lspcon_active function - remove force check while setting a lspcon mode V5: Rebase V6: Pass dev_priv to IS_GEN9 check Signed-off-by: Shashank Sharma Signed-off-by: Akashdeep Sharma Reviewed-by: Rodrigo Vivi Acked-by: Ville Syrjälä Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1476455212-27893-3-git-send-email-shashank.sharma@intel.com --- drivers/gpu/drm/i915/Makefile | 1 + drivers/gpu/drm/i915/intel_drv.h | 9 +++ drivers/gpu/drm/i915/intel_lspcon.c | 128 ++++++++++++++++++++++++++++++++++++ 3 files changed, 138 insertions(+) create mode 100644 drivers/gpu/drm/i915/intel_lspcon.c (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile index 8790ae4fb171..612340097f4b 100644 --- a/drivers/gpu/drm/i915/Makefile +++ b/drivers/gpu/drm/i915/Makefile @@ -101,6 +101,7 @@ i915-y += dvo_ch7017.o \ intel_dvo.o \ intel_hdmi.o \ intel_i2c.o \ + intel_lspcon.o \ intel_lvds.o \ intel_panel.o \ intel_sdvo.o \ diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 4388807f8fc8..ab1e6213df3d 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -961,12 +961,19 @@ struct intel_dp { bool compliance_test_active; }; +struct intel_lspcon { + bool active; + enum drm_lspcon_mode mode; + struct drm_dp_aux *aux; +}; + struct intel_digital_port { struct intel_encoder base; enum port port; u32 saved_port_bits; struct intel_dp dp; struct intel_hdmi hdmi; + struct intel_lspcon lspcon; enum irqreturn (*hpd_pulse)(struct intel_digital_port *, bool); bool release_cl2_override; uint8_t max_lanes; @@ -1848,4 +1855,6 @@ int intel_color_check(struct drm_crtc *crtc, struct drm_crtc_state *state); void intel_color_set_csc(struct drm_crtc_state *crtc_state); void intel_color_load_luts(struct drm_crtc_state *crtc_state); +/* intel_lspcon.c */ +bool lspcon_init(struct intel_digital_port *intel_dig_port); #endif /* __INTEL_DRV_H__ */ diff --git a/drivers/gpu/drm/i915/intel_lspcon.c b/drivers/gpu/drm/i915/intel_lspcon.c new file mode 100644 index 000000000000..628ae6fbdcb1 --- /dev/null +++ b/drivers/gpu/drm/i915/intel_lspcon.c @@ -0,0 +1,128 @@ +/* + * Copyright © 2016 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * + */ +#include +#include +#include +#include "intel_drv.h" + +enum drm_lspcon_mode lspcon_get_current_mode(struct intel_lspcon *lspcon) +{ + enum drm_lspcon_mode current_mode = DRM_LSPCON_MODE_INVALID; + struct i2c_adapter *adapter = &lspcon->aux->ddc; + + if (drm_lspcon_get_mode(adapter, ¤t_mode)) + DRM_ERROR("Error reading LSPCON mode\n"); + else + DRM_DEBUG_KMS("Current LSPCON mode %s\n", + current_mode == DRM_LSPCON_MODE_PCON ? "PCON" : "LS"); + return current_mode; +} + +static int lspcon_change_mode(struct intel_lspcon *lspcon, + enum drm_lspcon_mode mode, bool force) +{ + int err; + enum drm_lspcon_mode current_mode; + struct i2c_adapter *adapter = &lspcon->aux->ddc; + + err = drm_lspcon_get_mode(adapter, ¤t_mode); + if (err) { + DRM_ERROR("Error reading LSPCON mode\n"); + return err; + } + + if (current_mode == mode) { + DRM_DEBUG_KMS("Current mode = desired LSPCON mode\n"); + return 0; + } + + err = drm_lspcon_set_mode(adapter, mode); + if (err < 0) { + DRM_ERROR("LSPCON mode change failed\n"); + return err; + } + + lspcon->mode = mode; + DRM_DEBUG_KMS("LSPCON mode changed done\n"); + return 0; +} + +static bool lspcon_probe(struct intel_lspcon *lspcon) +{ + enum drm_dp_dual_mode_type adaptor_type; + struct i2c_adapter *adapter = &lspcon->aux->ddc; + + /* Lets probe the adaptor and check its type */ + adaptor_type = drm_dp_dual_mode_detect(adapter); + if (adaptor_type != DRM_DP_DUAL_MODE_LSPCON) { + DRM_DEBUG_KMS("No LSPCON detected, found %s\n", + drm_dp_get_dual_mode_type_name(adaptor_type)); + return false; + } + + /* Yay ... got a LSPCON device */ + DRM_DEBUG_KMS("LSPCON detected\n"); + lspcon->mode = lspcon_get_current_mode(lspcon); + lspcon->active = true; + return true; +} + +bool lspcon_init(struct intel_digital_port *intel_dig_port) +{ + struct intel_dp *dp = &intel_dig_port->dp; + struct intel_lspcon *lspcon = &intel_dig_port->lspcon; + struct drm_device *dev = intel_dig_port->base.base.dev; + struct drm_i915_private *dev_priv = to_i915(dev); + + if (!IS_GEN9(dev_priv)) { + DRM_ERROR("LSPCON is supported on GEN9 only\n"); + return false; + } + + lspcon->active = false; + lspcon->mode = DRM_LSPCON_MODE_INVALID; + lspcon->aux = &dp->aux; + + if (!lspcon_probe(lspcon)) { + DRM_ERROR("Failed to probe lspcon\n"); + return false; + } + + /* + * In the SW state machine, lets Put LSPCON in PCON mode only. + * In this way, it will work with both HDMI 1.4 sinks as well as HDMI + * 2.0 sinks. + */ + if (lspcon->active && lspcon->mode != DRM_LSPCON_MODE_PCON) { + if (lspcon_change_mode(lspcon, DRM_LSPCON_MODE_PCON, + true) < 0) { + DRM_ERROR("LSPCON mode change to PCON failed\n"); + return false; + } + } + + DRM_DEBUG_KMS("Success: LSPCON init\n"); + return true; +} -- cgit v1.2.3 From 6389dd83768485a251dc0c5252dbc9a96f86ca53 Mon Sep 17 00:00:00 2001 From: Shashank Sharma Date: Fri, 14 Oct 2016 19:56:50 +0530 Subject: drm/i915: Parse VBT data for lspcon MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Many GEN9 boards come with on-board lspcon cards. Fot these boards, VBT configuration should properly point out if a particular port contains lspcon device, so that driver can initialize it properly. This patch adds a utility function, which checks the VBT flag for lspcon bit, and tells us if a port is configured to have a lspcon device or not. V2: Fixed review comments from Ville - Do not forget PORT_D while checking lspcon for GEN9 V3: Addressed review comments from Rodrigo - Create a HAS_LSPCON() macro for better use case handling. - Do not dump warnings for non-gen-9 platforms, it will be noise. V4: Rebase V5: Rebase V6: Pass dev_priv to HAS_LSPCON() macro Signed-off-by: Shashank Sharma Reviewed-by: Rodrigo Vivi Acked-by: Ville Syrjälä Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1476455212-27893-4-git-send-email-shashank.sharma@intel.com --- drivers/gpu/drm/i915/i915_drv.h | 5 ++++ drivers/gpu/drm/i915/intel_bios.c | 49 +++++++++++++++++++++++++++++++++++++++ 2 files changed, 54 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 4d1133ffe093..8a1020f6c9cc 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2862,6 +2862,8 @@ struct drm_i915_cmd_table { #define HAS_GMCH_DISPLAY(dev_priv) ((dev_priv)->info.has_gmch_display) +#define HAS_LSPCON(dev_priv) (IS_GEN9(dev_priv)) + /* DPF == dynamic parity feature */ #define HAS_L3_DPF(dev_priv) ((dev_priv)->info.has_l3_dpf) #define NUM_L3_SLICES(dev_priv) (IS_HSW_GT3(dev_priv) ? \ @@ -3629,6 +3631,9 @@ bool intel_bios_is_port_dp_dual_mode(struct drm_i915_private *dev_priv, enum por bool intel_bios_is_dsi_present(struct drm_i915_private *dev_priv, enum port *port); bool intel_bios_is_port_hpd_inverted(struct drm_i915_private *dev_priv, enum port port); +bool intel_bios_is_lspcon_present(struct drm_i915_private *dev_priv, + enum port port); + /* intel_opregion.c */ #ifdef CONFIG_ACPI diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c index 83667e8cdd6b..32e1def6a9ef 100644 --- a/drivers/gpu/drm/i915/intel_bios.c +++ b/drivers/gpu/drm/i915/intel_bios.c @@ -1763,3 +1763,52 @@ intel_bios_is_port_hpd_inverted(struct drm_i915_private *dev_priv, return false; } + +/** + * intel_bios_is_lspcon_present - if LSPCON is attached on %port + * @dev_priv: i915 device instance + * @port: port to check + * + * Return true if LSPCON is present on this port + */ +bool +intel_bios_is_lspcon_present(struct drm_i915_private *dev_priv, + enum port port) +{ + int i; + + if (!HAS_LSPCON(dev_priv)) + return false; + + for (i = 0; i < dev_priv->vbt.child_dev_num; i++) { + if (!dev_priv->vbt.child_dev[i].common.lspcon) + continue; + + switch (dev_priv->vbt.child_dev[i].common.dvo_port) { + case DVO_PORT_DPA: + case DVO_PORT_HDMIA: + if (port == PORT_A) + return true; + break; + case DVO_PORT_DPB: + case DVO_PORT_HDMIB: + if (port == PORT_B) + return true; + break; + case DVO_PORT_DPC: + case DVO_PORT_HDMIC: + if (port == PORT_C) + return true; + break; + case DVO_PORT_DPD: + case DVO_PORT_HDMID: + if (port == PORT_D) + return true; + break; + default: + break; + } + } + + return false; +} -- cgit v1.2.3 From ff66212415e3240cb4f79a09b00a03dd56d48b16 Mon Sep 17 00:00:00 2001 From: Shashank Sharma Date: Fri, 14 Oct 2016 19:56:51 +0530 Subject: drm/i915: Enable lspcon initialization MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This patch adds initialization code for lspcon. What we are doing here is: - Check if lspcon is configured in VBT for this port - If lspcon is configured, initialize it and configure it as DP port. V2: Addressed Ville's review comments: - Not adding AVI IF functions for LSPCON display now. This part will be added once the dig_port level AVI-IF series gets merged. V3: Rebase V4: Rebase V5: Rebase V6: Rebase Signed-off-by: Shashank Sharma Reviewed-by: Rodrigo Vivi Acked-by: Ville Syrjälä Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1476455212-27893-5-git-send-email-shashank.sharma@intel.com --- drivers/gpu/drm/i915/intel_ddi.c | 29 ++++++++++++++++++++++++++++- 1 file changed, 28 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index a76afd7a6616..7f7741c1406d 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -2438,7 +2438,7 @@ void intel_ddi_init(struct drm_device *dev, enum port port) struct intel_digital_port *intel_dig_port; struct intel_encoder *intel_encoder; struct drm_encoder *encoder; - bool init_hdmi, init_dp; + bool init_hdmi, init_dp, init_lspcon = false; int max_lanes; if (I915_READ(DDI_BUF_CTL(PORT_A)) & DDI_A_4_LANES) { @@ -2470,6 +2470,19 @@ void intel_ddi_init(struct drm_device *dev, enum port port) init_hdmi = (dev_priv->vbt.ddi_port_info[port].supports_dvi || dev_priv->vbt.ddi_port_info[port].supports_hdmi); init_dp = dev_priv->vbt.ddi_port_info[port].supports_dp; + + if (intel_bios_is_lspcon_present(dev_priv, port)) { + /* + * Lspcon device needs to be driven with DP connector + * with special detection sequence. So make sure DP + * is initialized before lspcon. + */ + init_dp = true; + init_lspcon = true; + init_hdmi = false; + DRM_DEBUG_KMS("VBT says port %c has lspcon\n", port_name(port)); + } + if (!init_dp && !init_hdmi) { DRM_DEBUG_KMS("VBT says port %c is not DVI/HDMI/DP compatible, respect it\n", port_name(port)); @@ -2546,6 +2559,20 @@ void intel_ddi_init(struct drm_device *dev, enum port port) goto err; } + if (init_lspcon) { + if (lspcon_init(intel_dig_port)) + /* TODO: handle hdmi info frame part */ + DRM_DEBUG_KMS("LSPCON init success on port %c\n", + port_name(port)); + else + /* + * LSPCON init faied, but DP init was success, so + * lets try to drive as DP++ port. + */ + DRM_ERROR("LSPCON init failed on port %c\n", + port_name(port)); + } + return; err: -- cgit v1.2.3 From 910530c0630541aa5d2f20ea15f3108bfe2c1693 Mon Sep 17 00:00:00 2001 From: Shashank Sharma Date: Fri, 14 Oct 2016 19:56:52 +0530 Subject: drm/i915: Add lspcon resume function MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit As per the software design, we are driving lspcon in PCON mode. But while resuming from suspend, lspcon can go in LS mode (which is its default operating mode on power on) This patch adds a resume function for lspcon, which makes sure its operating in PCON mode, post resume. V2: Address review comments from Imre - move lspcon_resume call to encoder->reset() - use early returns Signed-off-by: Shashank Sharma Reviewed-by: Imre Deak Acked-by: Ville Syrjälä Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1476455212-27893-6-git-send-email-shashank.sharma@intel.com --- drivers/gpu/drm/i915/intel_dp.c | 7 ++++++- drivers/gpu/drm/i915/intel_drv.h | 1 + drivers/gpu/drm/i915/intel_lspcon.c | 8 ++++++++ 3 files changed, 15 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 780691a34133..88f3b745a326 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -4780,11 +4780,16 @@ static void intel_edp_panel_vdd_sanitize(struct intel_dp *intel_dp) void intel_dp_encoder_reset(struct drm_encoder *encoder) { struct drm_i915_private *dev_priv = to_i915(encoder->dev); - struct intel_dp *intel_dp = enc_to_intel_dp(encoder); + struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder); + struct intel_lspcon *lspcon = &intel_dig_port->lspcon; + struct intel_dp *intel_dp = &intel_dig_port->dp; if (!HAS_DDI(dev_priv)) intel_dp->DP = I915_READ(intel_dp->output_reg); + if (IS_GEN9(dev_priv) && lspcon->active) + lspcon_resume(lspcon); + if (to_intel_encoder(encoder)->type != INTEL_OUTPUT_EDP) return; diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index ab1e6213df3d..5760420ace61 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1857,4 +1857,5 @@ void intel_color_load_luts(struct drm_crtc_state *crtc_state); /* intel_lspcon.c */ bool lspcon_init(struct intel_digital_port *intel_dig_port); +void lspcon_resume(struct intel_lspcon *lspcon); #endif /* __INTEL_DRV_H__ */ diff --git a/drivers/gpu/drm/i915/intel_lspcon.c b/drivers/gpu/drm/i915/intel_lspcon.c index 628ae6fbdcb1..d606f1a8f3b6 100644 --- a/drivers/gpu/drm/i915/intel_lspcon.c +++ b/drivers/gpu/drm/i915/intel_lspcon.c @@ -89,6 +89,14 @@ static bool lspcon_probe(struct intel_lspcon *lspcon) return true; } +void lspcon_resume(struct intel_lspcon *lspcon) +{ + if (lspcon_change_mode(lspcon, DRM_LSPCON_MODE_PCON, true)) + DRM_ERROR("LSPCON resume failed\n"); + else + DRM_DEBUG_KMS("LSPCON resume success\n"); +} + bool lspcon_init(struct intel_digital_port *intel_dig_port) { struct intel_dp *dp = &intel_dig_port->dp; -- cgit v1.2.3 From 84770cc24f3a51c05055665feeac1dcf22119d69 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Tue, 18 Oct 2016 01:41:09 +0300 Subject: drm: Centralize format information Various pieces of information about DRM formats (number of planes, color depth, chroma subsampling, ...) are scattered across different helper functions in the DRM core. Callers of those functions often need to access more than a single parameter of the format, leading to inefficiencies due to multiple lookups. Centralize all format information in a data structure and create a function to look up information based on the format 4CC. Signed-off-by: Laurent Pinchart Reviewed-by: Daniel Vetter Reviewed-by: Eric Engestrom Signed-off-by: Archit Taneja Link: http://patchwork.freedesktop.org/patch/msgid/1476744081-24485-2-git-send-email-laurent.pinchart@ideasonboard.com --- Documentation/gpu/drm-kms.rst | 3 ++ drivers/gpu/drm/drm_fourcc.c | 84 +++++++++++++++++++++++++++++++++++++++++++ include/drm/drm_fourcc.h | 21 +++++++++++ 3 files changed, 108 insertions(+) (limited to 'drivers') diff --git a/Documentation/gpu/drm-kms.rst b/Documentation/gpu/drm-kms.rst index 53b872c105d2..cb0d3537b705 100644 --- a/Documentation/gpu/drm-kms.rst +++ b/Documentation/gpu/drm-kms.rst @@ -63,6 +63,9 @@ Frame Buffer Functions Reference DRM Format Handling =================== +.. kernel-doc:: include/drm/drm_fourcc.h + :internal: + .. kernel-doc:: drivers/gpu/drm/drm_fourcc.c :export: diff --git a/drivers/gpu/drm/drm_fourcc.c b/drivers/gpu/drm/drm_fourcc.c index 29c56b4331e0..39f09c564111 100644 --- a/drivers/gpu/drm/drm_fourcc.c +++ b/drivers/gpu/drm/drm_fourcc.c @@ -102,6 +102,90 @@ char *drm_get_format_name(uint32_t format) } EXPORT_SYMBOL(drm_get_format_name); +/** + * drm_format_info - query information for a given format + * @format: pixel format (DRM_FORMAT_*) + * + * Returns: + * The instance of struct drm_format_info that describes the pixel format, or + * NULL if the format is unsupported. + */ +const struct drm_format_info *drm_format_info(u32 format) +{ + static const struct drm_format_info formats[] = { + { .format = DRM_FORMAT_C8, .depth = 8, .num_planes = 1, .cpp = { 1, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_RGB332, .depth = 8, .num_planes = 1, .cpp = { 1, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_BGR233, .depth = 8, .num_planes = 1, .cpp = { 1, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_XRGB4444, .depth = 0, .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_XBGR4444, .depth = 0, .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_RGBX4444, .depth = 0, .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_BGRX4444, .depth = 0, .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_ARGB4444, .depth = 0, .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_ABGR4444, .depth = 0, .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_RGBA4444, .depth = 0, .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_BGRA4444, .depth = 0, .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_XRGB1555, .depth = 15, .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_XBGR1555, .depth = 15, .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_RGBX5551, .depth = 15, .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_BGRX5551, .depth = 15, .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_ARGB1555, .depth = 15, .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_ABGR1555, .depth = 15, .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_RGBA5551, .depth = 15, .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_BGRA5551, .depth = 15, .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_RGB565, .depth = 16, .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_BGR565, .depth = 16, .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_RGB888, .depth = 24, .num_planes = 1, .cpp = { 3, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_BGR888, .depth = 24, .num_planes = 1, .cpp = { 3, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_XRGB8888, .depth = 24, .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_XBGR8888, .depth = 24, .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_RGBX8888, .depth = 24, .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_BGRX8888, .depth = 24, .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_XRGB2101010, .depth = 30, .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_XBGR2101010, .depth = 30, .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_RGBX1010102, .depth = 30, .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_BGRX1010102, .depth = 30, .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_ARGB2101010, .depth = 30, .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_ABGR2101010, .depth = 30, .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_RGBA1010102, .depth = 30, .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_BGRA1010102, .depth = 30, .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_ARGB8888, .depth = 32, .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_ABGR8888, .depth = 32, .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_RGBA8888, .depth = 32, .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_BGRA8888, .depth = 32, .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_YUV410, .depth = 0, .num_planes = 3, .cpp = { 1, 1, 1 }, .hsub = 4, .vsub = 4 }, + { .format = DRM_FORMAT_YVU410, .depth = 0, .num_planes = 3, .cpp = { 1, 1, 1 }, .hsub = 4, .vsub = 4 }, + { .format = DRM_FORMAT_YUV411, .depth = 0, .num_planes = 3, .cpp = { 1, 1, 1 }, .hsub = 4, .vsub = 1 }, + { .format = DRM_FORMAT_YVU411, .depth = 0, .num_planes = 3, .cpp = { 1, 1, 1 }, .hsub = 4, .vsub = 1 }, + { .format = DRM_FORMAT_YUV420, .depth = 0, .num_planes = 3, .cpp = { 1, 1, 1 }, .hsub = 2, .vsub = 2 }, + { .format = DRM_FORMAT_YVU420, .depth = 0, .num_planes = 3, .cpp = { 1, 1, 1 }, .hsub = 2, .vsub = 2 }, + { .format = DRM_FORMAT_YUV422, .depth = 0, .num_planes = 3, .cpp = { 1, 1, 1 }, .hsub = 2, .vsub = 1 }, + { .format = DRM_FORMAT_YVU422, .depth = 0, .num_planes = 3, .cpp = { 1, 1, 1 }, .hsub = 2, .vsub = 1 }, + { .format = DRM_FORMAT_YUV444, .depth = 0, .num_planes = 3, .cpp = { 1, 1, 1 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_YVU444, .depth = 0, .num_planes = 3, .cpp = { 1, 1, 1 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_NV12, .depth = 0, .num_planes = 2, .cpp = { 1, 2, 0 }, .hsub = 2, .vsub = 2 }, + { .format = DRM_FORMAT_NV21, .depth = 0, .num_planes = 2, .cpp = { 1, 2, 0 }, .hsub = 2, .vsub = 2 }, + { .format = DRM_FORMAT_NV16, .depth = 0, .num_planes = 2, .cpp = { 1, 2, 0 }, .hsub = 2, .vsub = 1 }, + { .format = DRM_FORMAT_NV61, .depth = 0, .num_planes = 2, .cpp = { 1, 2, 0 }, .hsub = 2, .vsub = 1 }, + { .format = DRM_FORMAT_NV24, .depth = 0, .num_planes = 2, .cpp = { 1, 2, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_NV42, .depth = 0, .num_planes = 2, .cpp = { 1, 2, 0 }, .hsub = 1, .vsub = 1 }, + { .format = DRM_FORMAT_YUYV, .depth = 0, .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 2, .vsub = 1 }, + { .format = DRM_FORMAT_YVYU, .depth = 0, .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 2, .vsub = 1 }, + { .format = DRM_FORMAT_UYVY, .depth = 0, .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 2, .vsub = 1 }, + { .format = DRM_FORMAT_VYUY, .depth = 0, .num_planes = 1, .cpp = { 2, 0, 0 }, .hsub = 2, .vsub = 1 }, + { .format = DRM_FORMAT_AYUV, .depth = 0, .num_planes = 1, .cpp = { 4, 0, 0 }, .hsub = 1, .vsub = 1 }, + }; + + unsigned int i; + + for (i = 0; i < ARRAY_SIZE(formats); ++i) { + if (formats[i].format == format) + return &formats[i]; + } + + return NULL; +} +EXPORT_SYMBOL(drm_format_info); + /** * drm_fb_get_bpp_depth - get the bpp/depth values for format * @format: pixel format (DRM_FORMAT_*) diff --git a/include/drm/drm_fourcc.h b/include/drm/drm_fourcc.h index 30c30fa87ee8..135fef050ee6 100644 --- a/include/drm/drm_fourcc.h +++ b/include/drm/drm_fourcc.h @@ -25,6 +25,27 @@ #include #include +/** + * struct drm_format_info - information about a DRM format + * @format: 4CC format identifier (DRM_FORMAT_*) + * @depth: Color depth (number of bits per pixel excluding padding bits), + * valid for a subset of RGB formats only. This is a legacy field, do not + * use in new code and set to 0 for new formats. + * @num_planes: Number of color planes (1 to 3) + * @cpp: Number of bytes per pixel (per plane) + * @hsub: Horizontal chroma subsampling factor + * @vsub: Vertical chroma subsampling factor + */ +struct drm_format_info { + u32 format; + u8 depth; + u8 num_planes; + u8 cpp[3]; + u8 hsub; + u8 vsub; +}; + +const struct drm_format_info *drm_format_info(u32 format); uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth); void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, int *bpp); int drm_format_num_planes(uint32_t format); -- cgit v1.2.3 From 86c238aa51c219b8ba1a0e6a86c2676d856f90d5 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Tue, 18 Oct 2016 01:41:10 +0300 Subject: drm: Implement the drm_format_*() helpers as drm_format_info() wrappers Turn the drm_format_*() helpers into wrappers around the drm_format_info lookup function to centralize all format information in a single place. Signed-off-by: Laurent Pinchart Reviewed-by: Tomi Valkeinen Reviewed-by: Daniel Vetter Reviewed-by: Eric Engestrom Signed-off-by: Archit Taneja Link: http://patchwork.freedesktop.org/patch/msgid/1476744081-24485-3-git-send-email-laurent.pinchart@ideasonboard.com --- drivers/gpu/drm/drm_fourcc.c | 186 +++++++++---------------------------------- 1 file changed, 37 insertions(+), 149 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/drm_fourcc.c b/drivers/gpu/drm/drm_fourcc.c index 39f09c564111..23d4b82ec17c 100644 --- a/drivers/gpu/drm/drm_fourcc.c +++ b/drivers/gpu/drm/drm_fourcc.c @@ -198,69 +198,22 @@ EXPORT_SYMBOL(drm_format_info); void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, int *bpp) { - char *format_name; - - switch (format) { - case DRM_FORMAT_C8: - case DRM_FORMAT_RGB332: - case DRM_FORMAT_BGR233: - *depth = 8; - *bpp = 8; - break; - case DRM_FORMAT_XRGB1555: - case DRM_FORMAT_XBGR1555: - case DRM_FORMAT_RGBX5551: - case DRM_FORMAT_BGRX5551: - case DRM_FORMAT_ARGB1555: - case DRM_FORMAT_ABGR1555: - case DRM_FORMAT_RGBA5551: - case DRM_FORMAT_BGRA5551: - *depth = 15; - *bpp = 16; - break; - case DRM_FORMAT_RGB565: - case DRM_FORMAT_BGR565: - *depth = 16; - *bpp = 16; - break; - case DRM_FORMAT_RGB888: - case DRM_FORMAT_BGR888: - *depth = 24; - *bpp = 24; - break; - case DRM_FORMAT_XRGB8888: - case DRM_FORMAT_XBGR8888: - case DRM_FORMAT_RGBX8888: - case DRM_FORMAT_BGRX8888: - *depth = 24; - *bpp = 32; - break; - case DRM_FORMAT_XRGB2101010: - case DRM_FORMAT_XBGR2101010: - case DRM_FORMAT_RGBX1010102: - case DRM_FORMAT_BGRX1010102: - case DRM_FORMAT_ARGB2101010: - case DRM_FORMAT_ABGR2101010: - case DRM_FORMAT_RGBA1010102: - case DRM_FORMAT_BGRA1010102: - *depth = 30; - *bpp = 32; - break; - case DRM_FORMAT_ARGB8888: - case DRM_FORMAT_ABGR8888: - case DRM_FORMAT_RGBA8888: - case DRM_FORMAT_BGRA8888: - *depth = 32; - *bpp = 32; - break; - default: - format_name = drm_get_format_name(format); + const struct drm_format_info *info; + + info = drm_format_info(format); + if (!info || !info->depth) { + char *format_name = drm_get_format_name(format); + DRM_DEBUG_KMS("unsupported pixel format %s\n", format_name); kfree(format_name); + *depth = 0; *bpp = 0; - break; + return; } + + *depth = info->depth; + *bpp = info->cpp[0] * 8; } EXPORT_SYMBOL(drm_fb_get_bpp_depth); @@ -273,28 +226,10 @@ EXPORT_SYMBOL(drm_fb_get_bpp_depth); */ int drm_format_num_planes(uint32_t format) { - switch (format) { - case DRM_FORMAT_YUV410: - case DRM_FORMAT_YVU410: - case DRM_FORMAT_YUV411: - case DRM_FORMAT_YVU411: - case DRM_FORMAT_YUV420: - case DRM_FORMAT_YVU420: - case DRM_FORMAT_YUV422: - case DRM_FORMAT_YVU422: - case DRM_FORMAT_YUV444: - case DRM_FORMAT_YVU444: - return 3; - case DRM_FORMAT_NV12: - case DRM_FORMAT_NV21: - case DRM_FORMAT_NV16: - case DRM_FORMAT_NV61: - case DRM_FORMAT_NV24: - case DRM_FORMAT_NV42: - return 2; - default: - return 1; - } + const struct drm_format_info *info; + + info = drm_format_info(format); + return info ? info->num_planes : 1; } EXPORT_SYMBOL(drm_format_num_planes); @@ -308,40 +243,13 @@ EXPORT_SYMBOL(drm_format_num_planes); */ int drm_format_plane_cpp(uint32_t format, int plane) { - unsigned int depth; - int bpp; + const struct drm_format_info *info; - if (plane >= drm_format_num_planes(format)) + info = drm_format_info(format); + if (!info || plane >= info->num_planes) return 0; - switch (format) { - case DRM_FORMAT_YUYV: - case DRM_FORMAT_YVYU: - case DRM_FORMAT_UYVY: - case DRM_FORMAT_VYUY: - return 2; - case DRM_FORMAT_NV12: - case DRM_FORMAT_NV21: - case DRM_FORMAT_NV16: - case DRM_FORMAT_NV61: - case DRM_FORMAT_NV24: - case DRM_FORMAT_NV42: - return plane ? 2 : 1; - case DRM_FORMAT_YUV410: - case DRM_FORMAT_YVU410: - case DRM_FORMAT_YUV411: - case DRM_FORMAT_YVU411: - case DRM_FORMAT_YUV420: - case DRM_FORMAT_YVU420: - case DRM_FORMAT_YUV422: - case DRM_FORMAT_YVU422: - case DRM_FORMAT_YUV444: - case DRM_FORMAT_YVU444: - return 1; - default: - drm_fb_get_bpp_depth(format, &depth, &bpp); - return bpp >> 3; - } + return info->cpp[plane]; } EXPORT_SYMBOL(drm_format_plane_cpp); @@ -355,28 +263,10 @@ EXPORT_SYMBOL(drm_format_plane_cpp); */ int drm_format_horz_chroma_subsampling(uint32_t format) { - switch (format) { - case DRM_FORMAT_YUV411: - case DRM_FORMAT_YVU411: - case DRM_FORMAT_YUV410: - case DRM_FORMAT_YVU410: - return 4; - case DRM_FORMAT_YUYV: - case DRM_FORMAT_YVYU: - case DRM_FORMAT_UYVY: - case DRM_FORMAT_VYUY: - case DRM_FORMAT_NV12: - case DRM_FORMAT_NV21: - case DRM_FORMAT_NV16: - case DRM_FORMAT_NV61: - case DRM_FORMAT_YUV422: - case DRM_FORMAT_YVU422: - case DRM_FORMAT_YUV420: - case DRM_FORMAT_YVU420: - return 2; - default: - return 1; - } + const struct drm_format_info *info; + + info = drm_format_info(format); + return info ? info->hsub : 1; } EXPORT_SYMBOL(drm_format_horz_chroma_subsampling); @@ -390,18 +280,10 @@ EXPORT_SYMBOL(drm_format_horz_chroma_subsampling); */ int drm_format_vert_chroma_subsampling(uint32_t format) { - switch (format) { - case DRM_FORMAT_YUV410: - case DRM_FORMAT_YVU410: - return 4; - case DRM_FORMAT_YUV420: - case DRM_FORMAT_YVU420: - case DRM_FORMAT_NV12: - case DRM_FORMAT_NV21: - return 2; - default: - return 1; - } + const struct drm_format_info *info; + + info = drm_format_info(format); + return info ? info->vsub : 1; } EXPORT_SYMBOL(drm_format_vert_chroma_subsampling); @@ -416,13 +298,16 @@ EXPORT_SYMBOL(drm_format_vert_chroma_subsampling); */ int drm_format_plane_width(int width, uint32_t format, int plane) { - if (plane >= drm_format_num_planes(format)) + const struct drm_format_info *info; + + info = drm_format_info(format); + if (!info || plane >= info->num_planes) return 0; if (plane == 0) return width; - return width / drm_format_horz_chroma_subsampling(format); + return width / info->hsub; } EXPORT_SYMBOL(drm_format_plane_width); @@ -437,12 +322,15 @@ EXPORT_SYMBOL(drm_format_plane_width); */ int drm_format_plane_height(int height, uint32_t format, int plane) { - if (plane >= drm_format_num_planes(format)) + const struct drm_format_info *info; + + info = drm_format_info(format); + if (!info || plane >= info->num_planes) return 0; if (plane == 0) return height; - return height / drm_format_vert_chroma_subsampling(format); + return height / info->vsub; } EXPORT_SYMBOL(drm_format_plane_height); -- cgit v1.2.3 From d549349007ed66af325c1363c0e4f8bb7a518c0d Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Tue, 18 Oct 2016 01:41:11 +0300 Subject: drm: Use drm_format_info() in DRM core code Replace calls to the drm_format_*() helper functions with direct use of the drm_format_info structure. This improves efficiency by removing duplicate lookups. Signed-off-by: Laurent Pinchart Reviewed-by: Daniel Vetter Reviewed-by: Eric Engestrom Signed-off-by: Archit Taneja Link: http://patchwork.freedesktop.org/patch/msgid/1476744081-24485-4-git-send-email-laurent.pinchart@ideasonboard.com --- drivers/gpu/drm/drm_fb_cma_helper.c | 23 ++++---- drivers/gpu/drm/drm_framebuffer.c | 102 +++++------------------------------- 2 files changed, 25 insertions(+), 100 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/drm_fb_cma_helper.c b/drivers/gpu/drm/drm_fb_cma_helper.c index 1fd6eac1400c..fac4f06f8485 100644 --- a/drivers/gpu/drm/drm_fb_cma_helper.c +++ b/drivers/gpu/drm/drm_fb_cma_helper.c @@ -176,20 +176,20 @@ struct drm_framebuffer *drm_fb_cma_create_with_funcs(struct drm_device *dev, struct drm_file *file_priv, const struct drm_mode_fb_cmd2 *mode_cmd, const struct drm_framebuffer_funcs *funcs) { + const struct drm_format_info *info; struct drm_fb_cma *fb_cma; struct drm_gem_cma_object *objs[4]; struct drm_gem_object *obj; - unsigned int hsub; - unsigned int vsub; int ret; int i; - hsub = drm_format_horz_chroma_subsampling(mode_cmd->pixel_format); - vsub = drm_format_vert_chroma_subsampling(mode_cmd->pixel_format); + info = drm_format_info(mode_cmd->pixel_format); + if (!info) + return ERR_PTR(-EINVAL); - for (i = 0; i < drm_format_num_planes(mode_cmd->pixel_format); i++) { - unsigned int width = mode_cmd->width / (i ? hsub : 1); - unsigned int height = mode_cmd->height / (i ? vsub : 1); + for (i = 0; i < info->num_planes; i++) { + unsigned int width = mode_cmd->width / (i ? info->hsub : 1); + unsigned int height = mode_cmd->height / (i ? info->vsub : 1); unsigned int min_size; obj = drm_gem_object_lookup(file_priv, mode_cmd->handles[i]); @@ -200,7 +200,7 @@ struct drm_framebuffer *drm_fb_cma_create_with_funcs(struct drm_device *dev, } min_size = (height - 1) * mode_cmd->pitches[i] - + width * drm_format_plane_cpp(mode_cmd->pixel_format, i) + + width * info->cpp[i] + mode_cmd->offsets[i]; if (obj->size < min_size) { @@ -269,12 +269,15 @@ EXPORT_SYMBOL_GPL(drm_fb_cma_get_gem_obj); static void drm_fb_cma_describe(struct drm_framebuffer *fb, struct seq_file *m) { struct drm_fb_cma *fb_cma = to_fb_cma(fb); - int i, n = drm_format_num_planes(fb->pixel_format); + const struct drm_format_info *info; + int i; seq_printf(m, "fb: %dx%d@%4.4s\n", fb->width, fb->height, (char *)&fb->pixel_format); - for (i = 0; i < n; i++) { + info = drm_format_info(fb->pixel_format); + + for (i = 0; i < info->num_planes; i++) { seq_printf(m, " %d: offset=%d pitch=%d, obj: ", i, fb->offsets[i], fb->pitches[i]); drm_gem_cma_describe(fb_cma->obj[i], m); diff --git a/drivers/gpu/drm/drm_framebuffer.c b/drivers/gpu/drm/drm_framebuffer.c index 398efd67cb93..386977df72ce 100644 --- a/drivers/gpu/drm/drm_framebuffer.c +++ b/drivers/gpu/drm/drm_framebuffer.c @@ -126,111 +126,33 @@ int drm_mode_addfb(struct drm_device *dev, return 0; } -static int format_check(const struct drm_mode_fb_cmd2 *r) -{ - uint32_t format = r->pixel_format & ~DRM_FORMAT_BIG_ENDIAN; - char *format_name; - - switch (format) { - case DRM_FORMAT_C8: - case DRM_FORMAT_RGB332: - case DRM_FORMAT_BGR233: - case DRM_FORMAT_XRGB4444: - case DRM_FORMAT_XBGR4444: - case DRM_FORMAT_RGBX4444: - case DRM_FORMAT_BGRX4444: - case DRM_FORMAT_ARGB4444: - case DRM_FORMAT_ABGR4444: - case DRM_FORMAT_RGBA4444: - case DRM_FORMAT_BGRA4444: - case DRM_FORMAT_XRGB1555: - case DRM_FORMAT_XBGR1555: - case DRM_FORMAT_RGBX5551: - case DRM_FORMAT_BGRX5551: - case DRM_FORMAT_ARGB1555: - case DRM_FORMAT_ABGR1555: - case DRM_FORMAT_RGBA5551: - case DRM_FORMAT_BGRA5551: - case DRM_FORMAT_RGB565: - case DRM_FORMAT_BGR565: - case DRM_FORMAT_RGB888: - case DRM_FORMAT_BGR888: - case DRM_FORMAT_XRGB8888: - case DRM_FORMAT_XBGR8888: - case DRM_FORMAT_RGBX8888: - case DRM_FORMAT_BGRX8888: - case DRM_FORMAT_ARGB8888: - case DRM_FORMAT_ABGR8888: - case DRM_FORMAT_RGBA8888: - case DRM_FORMAT_BGRA8888: - case DRM_FORMAT_XRGB2101010: - case DRM_FORMAT_XBGR2101010: - case DRM_FORMAT_RGBX1010102: - case DRM_FORMAT_BGRX1010102: - case DRM_FORMAT_ARGB2101010: - case DRM_FORMAT_ABGR2101010: - case DRM_FORMAT_RGBA1010102: - case DRM_FORMAT_BGRA1010102: - case DRM_FORMAT_YUYV: - case DRM_FORMAT_YVYU: - case DRM_FORMAT_UYVY: - case DRM_FORMAT_VYUY: - case DRM_FORMAT_AYUV: - case DRM_FORMAT_NV12: - case DRM_FORMAT_NV21: - case DRM_FORMAT_NV16: - case DRM_FORMAT_NV61: - case DRM_FORMAT_NV24: - case DRM_FORMAT_NV42: - case DRM_FORMAT_YUV410: - case DRM_FORMAT_YVU410: - case DRM_FORMAT_YUV411: - case DRM_FORMAT_YVU411: - case DRM_FORMAT_YUV420: - case DRM_FORMAT_YVU420: - case DRM_FORMAT_YUV422: - case DRM_FORMAT_YVU422: - case DRM_FORMAT_YUV444: - case DRM_FORMAT_YVU444: - return 0; - default: - format_name = drm_get_format_name(r->pixel_format); - DRM_DEBUG_KMS("invalid pixel format %s\n", format_name); - kfree(format_name); - return -EINVAL; - } -} - static int framebuffer_check(const struct drm_mode_fb_cmd2 *r) { - int ret, hsub, vsub, num_planes, i; + const struct drm_format_info *info; + int i; - ret = format_check(r); - if (ret) { + info = drm_format_info(r->pixel_format & ~DRM_FORMAT_BIG_ENDIAN); + if (!info) { char *format_name = drm_get_format_name(r->pixel_format); DRM_DEBUG_KMS("bad framebuffer format %s\n", format_name); kfree(format_name); - return ret; + return -EINVAL; } - hsub = drm_format_horz_chroma_subsampling(r->pixel_format); - vsub = drm_format_vert_chroma_subsampling(r->pixel_format); - num_planes = drm_format_num_planes(r->pixel_format); - - if (r->width == 0 || r->width % hsub) { + if (r->width == 0 || r->width % info->hsub) { DRM_DEBUG_KMS("bad framebuffer width %u\n", r->width); return -EINVAL; } - if (r->height == 0 || r->height % vsub) { + if (r->height == 0 || r->height % info->vsub) { DRM_DEBUG_KMS("bad framebuffer height %u\n", r->height); return -EINVAL; } - for (i = 0; i < num_planes; i++) { - unsigned int width = r->width / (i != 0 ? hsub : 1); - unsigned int height = r->height / (i != 0 ? vsub : 1); - unsigned int cpp = drm_format_plane_cpp(r->pixel_format, i); + for (i = 0; i < info->num_planes; i++) { + unsigned int width = r->width / (i != 0 ? info->hsub : 1); + unsigned int height = r->height / (i != 0 ? info->vsub : 1); + unsigned int cpp = info->cpp[i]; if (!r->handles[i]) { DRM_DEBUG_KMS("no buffer object handle for plane %d\n", i); @@ -273,7 +195,7 @@ static int framebuffer_check(const struct drm_mode_fb_cmd2 *r) } } - for (i = num_planes; i < 4; i++) { + for (i = info->num_planes; i < 4; i++) { if (r->modifier[i]) { DRM_DEBUG_KMS("non-zero modifier for unused plane %d\n", i); return -EINVAL; -- cgit v1.2.3 From 333d2da5b7cf8046aee88c0412170be5f6f1ed55 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Tue, 18 Oct 2016 01:41:12 +0300 Subject: drm: WARN when calling drm_format_info() for an unsupported format The format helpers have historically treated unsupported formats as part of the default case, returning values that are likely wrong. We can't change this behaviour now without risking breaking drivers in difficult to detect ways, but we can WARN on unsupported formats to catch faulty callers. The only exception is the framebuffer_check() function that calls drm_format_info() to validate the format passed from userspace. This is a valid use case that shouldn't generate a warning. Signed-off-by: Laurent Pinchart Reviewed-by: Tomi Valkeinen Signed-off-by: Archit Taneja Link: http://patchwork.freedesktop.org/patch/msgid/1476744081-24485-5-git-send-email-laurent.pinchart@ideasonboard.com --- drivers/gpu/drm/drm_fourcc.c | 32 ++++++++++++++++++++++++-------- drivers/gpu/drm/drm_framebuffer.c | 2 +- include/drm/drm_fourcc.h | 1 + 3 files changed, 26 insertions(+), 9 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/drm_fourcc.c b/drivers/gpu/drm/drm_fourcc.c index 23d4b82ec17c..523ed916a1c0 100644 --- a/drivers/gpu/drm/drm_fourcc.c +++ b/drivers/gpu/drm/drm_fourcc.c @@ -102,15 +102,11 @@ char *drm_get_format_name(uint32_t format) } EXPORT_SYMBOL(drm_get_format_name); -/** - * drm_format_info - query information for a given format - * @format: pixel format (DRM_FORMAT_*) - * - * Returns: - * The instance of struct drm_format_info that describes the pixel format, or - * NULL if the format is unsupported. +/* + * Internal function to query information for a given format. See + * drm_format_info() for the public API. */ -const struct drm_format_info *drm_format_info(u32 format) +const struct drm_format_info *__drm_format_info(u32 format) { static const struct drm_format_info formats[] = { { .format = DRM_FORMAT_C8, .depth = 8, .num_planes = 1, .cpp = { 1, 0, 0 }, .hsub = 1, .vsub = 1 }, @@ -184,6 +180,26 @@ const struct drm_format_info *drm_format_info(u32 format) return NULL; } + +/** + * drm_format_info - query information for a given format + * @format: pixel format (DRM_FORMAT_*) + * + * The caller should only pass a supported pixel format to this function. + * Unsupported pixel formats will generate a warning in the kernel log. + * + * Returns: + * The instance of struct drm_format_info that describes the pixel format, or + * NULL if the format is unsupported. + */ +const struct drm_format_info *drm_format_info(u32 format) +{ + const struct drm_format_info *info; + + info = __drm_format_info(format); + WARN_ON(!info); + return info; +} EXPORT_SYMBOL(drm_format_info); /** diff --git a/drivers/gpu/drm/drm_framebuffer.c b/drivers/gpu/drm/drm_framebuffer.c index 386977df72ce..49fd7db758e0 100644 --- a/drivers/gpu/drm/drm_framebuffer.c +++ b/drivers/gpu/drm/drm_framebuffer.c @@ -131,7 +131,7 @@ static int framebuffer_check(const struct drm_mode_fb_cmd2 *r) const struct drm_format_info *info; int i; - info = drm_format_info(r->pixel_format & ~DRM_FORMAT_BIG_ENDIAN); + info = __drm_format_info(r->pixel_format & ~DRM_FORMAT_BIG_ENDIAN); if (!info) { char *format_name = drm_get_format_name(r->pixel_format); DRM_DEBUG_KMS("bad framebuffer format %s\n", format_name); diff --git a/include/drm/drm_fourcc.h b/include/drm/drm_fourcc.h index 135fef050ee6..f73f97afd1e2 100644 --- a/include/drm/drm_fourcc.h +++ b/include/drm/drm_fourcc.h @@ -45,6 +45,7 @@ struct drm_format_info { u8 vsub; }; +const struct drm_format_info *__drm_format_info(u32 format); const struct drm_format_info *drm_format_info(u32 format); uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth); void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, int *bpp); -- cgit v1.2.3 From ba0891d1120389ad44c4f4e6d0b71f5fbcc23163 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Tue, 18 Oct 2016 01:41:13 +0300 Subject: drm: hdlcd: Replace drm_fb_get_bpp_depth() with drm_format_plane_cpp() The driver needs the number of bytes per pixel, not the bpp and depth info meant for fbdev compatibility. Use the right API. Signed-off-by: Laurent Pinchart Acked-by: Liviu Dudau Signed-off-by: Archit Taneja Link: http://patchwork.freedesktop.org/patch/msgid/1476744081-24485-6-git-send-email-laurent.pinchart@ideasonboard.com --- drivers/gpu/drm/arm/hdlcd_crtc.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/arm/hdlcd_crtc.c b/drivers/gpu/drm/arm/hdlcd_crtc.c index 48019ae22ddb..bbaa55add2d2 100644 --- a/drivers/gpu/drm/arm/hdlcd_crtc.c +++ b/drivers/gpu/drm/arm/hdlcd_crtc.c @@ -223,14 +223,12 @@ static void hdlcd_plane_atomic_update(struct drm_plane *plane, { struct hdlcd_drm_private *hdlcd; struct drm_gem_cma_object *gem; - unsigned int depth, bpp; u32 src_w, src_h, dest_w, dest_h; dma_addr_t scanout_start; if (!plane->state->fb) return; - drm_fb_get_bpp_depth(plane->state->fb->pixel_format, &depth, &bpp); src_w = plane->state->src_w >> 16; src_h = plane->state->src_h >> 16; dest_w = plane->state->crtc_w; @@ -238,7 +236,8 @@ static void hdlcd_plane_atomic_update(struct drm_plane *plane, gem = drm_fb_cma_get_gem_obj(plane->state->fb, 0); scanout_start = gem->paddr + plane->state->fb->offsets[0] + plane->state->crtc_y * plane->state->fb->pitches[0] + - plane->state->crtc_x * bpp / 8; + plane->state->crtc_x * + drm_format_plane_cpp(plane->state->fb->pixel_format, 0); hdlcd = plane->dev->dev_private; hdlcd_write(hdlcd, HDLCD_REG_FB_LINE_LENGTH, plane->state->fb->pitches[0]); -- cgit v1.2.3 From 59f11a43237fe08de8572b5be5d961d262ae770d Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Tue, 18 Oct 2016 01:41:14 +0300 Subject: drm: tilcdc: Replace drm_fb_get_bpp_depth() with drm_format_plane_cpp() The driver needs the number of bytes per pixel, not the bpp and depth info meant for fbdev compatibility. Use the right API. In the tilcdc_crtc_mode_set() function compute the hardware register value directly from the pixel format instead of computing the number of bits per pixels first. Signed-off-by: Laurent Pinchart Reviewed-by: Tomi Valkeinen Signed-off-by: Archit Taneja Link: http://patchwork.freedesktop.org/patch/msgid/1476744081-24485-7-git-send-email-laurent.pinchart@ideasonboard.com --- drivers/gpu/drm/tilcdc/tilcdc_crtc.c | 18 ++++++++---------- drivers/gpu/drm/tilcdc/tilcdc_plane.c | 7 ++++--- 2 files changed, 12 insertions(+), 13 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c index 52ebe8fc1784..822531ebd4b0 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c +++ b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c @@ -72,16 +72,14 @@ static void set_scanout(struct drm_crtc *crtc, struct drm_framebuffer *fb) struct tilcdc_crtc *tilcdc_crtc = to_tilcdc_crtc(crtc); struct drm_device *dev = crtc->dev; struct drm_gem_cma_object *gem; - unsigned int depth, bpp; dma_addr_t start, end; u64 dma_base_and_ceiling; - drm_fb_get_bpp_depth(fb->pixel_format, &depth, &bpp); gem = drm_fb_cma_get_gem_obj(fb, 0); start = gem->paddr + fb->offsets[0] + crtc->y * fb->pitches[0] + - crtc->x * bpp / 8; + crtc->x * drm_format_plane_cpp(fb->pixel_format, 0); end = start + (crtc->mode.vdisplay * fb->pitches[0]); @@ -461,16 +459,16 @@ static void tilcdc_crtc_mode_set_nofb(struct drm_crtc *crtc) if (info->tft_alt_mode) reg |= LCDC_TFT_ALT_ENABLE; if (priv->rev == 2) { - unsigned int depth, bpp; - - drm_fb_get_bpp_depth(fb->pixel_format, &depth, &bpp); - switch (bpp) { - case 16: + switch (fb->pixel_format) { + case DRM_FORMAT_BGR565: + case DRM_FORMAT_RGB565: break; - case 32: + case DRM_FORMAT_XBGR8888: + case DRM_FORMAT_XRGB8888: reg |= LCDC_V2_TFT_24BPP_UNPACK; /* fallthrough */ - case 24: + case DRM_FORMAT_BGR888: + case DRM_FORMAT_RGB888: reg |= LCDC_V2_TFT_24BPP_MODE; break; default: diff --git a/drivers/gpu/drm/tilcdc/tilcdc_plane.c b/drivers/gpu/drm/tilcdc/tilcdc_plane.c index 74c65fa859b2..8a6a50d74aff 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_plane.c +++ b/drivers/gpu/drm/tilcdc/tilcdc_plane.c @@ -39,7 +39,7 @@ static int tilcdc_plane_atomic_check(struct drm_plane *plane, { struct drm_crtc_state *crtc_state; struct drm_plane_state *old_state = plane->state; - unsigned int depth, bpp; + unsigned int pitch; if (!state->crtc) return 0; @@ -68,8 +68,9 @@ static int tilcdc_plane_atomic_check(struct drm_plane *plane, return -EINVAL; } - drm_fb_get_bpp_depth(state->fb->pixel_format, &depth, &bpp); - if (state->fb->pitches[0] != crtc_state->mode.hdisplay * bpp / 8) { + pitch = crtc_state->mode.hdisplay * + drm_format_plane_cpp(state->fb->pixel_format, 0); + if (state->fb->pitches[0] != pitch) { dev_err(plane->dev->dev, "Invalid pitch: fb and crtc widths must be the same"); return -EINVAL; -- cgit v1.2.3 From b7f9745cda2f905403cf0c8ce326e70ee9f8b633 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Tue, 18 Oct 2016 01:41:15 +0300 Subject: drm: cirrus: Replace drm_fb_get_bpp_depth() with drm_format_plane_cpp() The driver doesn't need the color depth, only the number of bits per pixel. Use the right API. Signed-off-by: Laurent Pinchart Reviewed-by: Daniel Vetter Signed-off-by: Archit Taneja Link: http://patchwork.freedesktop.org/patch/msgid/1476744081-24485-8-git-send-email-laurent.pinchart@ideasonboard.com --- drivers/gpu/drm/cirrus/cirrus_fbdev.c | 6 +++--- drivers/gpu/drm/cirrus/cirrus_main.c | 4 ++-- 2 files changed, 5 insertions(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/cirrus/cirrus_fbdev.c b/drivers/gpu/drm/cirrus/cirrus_fbdev.c index daecf1ad76a4..3a6309d7d8e4 100644 --- a/drivers/gpu/drm/cirrus/cirrus_fbdev.c +++ b/drivers/gpu/drm/cirrus/cirrus_fbdev.c @@ -138,12 +138,12 @@ static int cirrusfb_create_object(struct cirrus_fbdev *afbdev, { struct drm_device *dev = afbdev->helper.dev; struct cirrus_device *cdev = dev->dev_private; - u32 bpp, depth; + u32 bpp; u32 size; struct drm_gem_object *gobj; - int ret = 0; - drm_fb_get_bpp_depth(mode_cmd->pixel_format, &depth, &bpp); + + bpp = drm_format_plane_cpp(mode_cmd->pixel_format, 0) * 8; if (!cirrus_check_framebuffer(cdev, mode_cmd->width, mode_cmd->height, bpp, mode_cmd->pitches[0])) diff --git a/drivers/gpu/drm/cirrus/cirrus_main.c b/drivers/gpu/drm/cirrus/cirrus_main.c index 76bcb43e7c06..2c3c0d4072ce 100644 --- a/drivers/gpu/drm/cirrus/cirrus_main.c +++ b/drivers/gpu/drm/cirrus/cirrus_main.c @@ -52,10 +52,10 @@ cirrus_user_framebuffer_create(struct drm_device *dev, struct cirrus_device *cdev = dev->dev_private; struct drm_gem_object *obj; struct cirrus_framebuffer *cirrus_fb; + u32 bpp; int ret; - u32 bpp, depth; - drm_fb_get_bpp_depth(mode_cmd->pixel_format, &depth, &bpp); + bpp = drm_format_plane_cpp(mode_cmd->pixel_format, 0) * 8; if (!cirrus_check_framebuffer(cdev, mode_cmd->width, mode_cmd->height, bpp, mode_cmd->pitches[0])) -- cgit v1.2.3 From e0f9a4ab49a107c011f3bda401f747fbb5f29e7a Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Tue, 18 Oct 2016 01:41:16 +0300 Subject: drm: gma500: Replace drm_fb_get_bpp_depth() with drm_format_info() The driver uses drm_fb_get_bpp_depth() to check whether it can support the format requested by userspace when creating a framebuffer. This isn't the right API, as it doesn't differentiate between RGB formats other than on a depth and bpp basis. Fixing this requires non trivial changes to the drivers internals. As a first step, replace usage of the drm_fb_get_bpp_depth() function with an equivalent check based on drm_format_info(). This is part of a wider effort to remove usage of the drm_fb_get_bpp_depth() function in drivers. Signed-off-by: Laurent Pinchart Reviewed-by: Daniel Vetter Signed-off-by: Archit Taneja Link: http://patchwork.freedesktop.org/patch/msgid/1476744081-24485-9-git-send-email-laurent.pinchart@ideasonboard.com --- drivers/gpu/drm/gma500/framebuffer.c | 20 +++++++++----------- 1 file changed, 9 insertions(+), 11 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/gma500/framebuffer.c b/drivers/gpu/drm/gma500/framebuffer.c index aee2f9733457..97daf23f3fef 100644 --- a/drivers/gpu/drm/gma500/framebuffer.c +++ b/drivers/gpu/drm/gma500/framebuffer.c @@ -236,22 +236,20 @@ static int psb_framebuffer_init(struct drm_device *dev, const struct drm_mode_fb_cmd2 *mode_cmd, struct gtt_range *gt) { - u32 bpp, depth; + const struct drm_format_info *info; int ret; - drm_fb_get_bpp_depth(mode_cmd->pixel_format, &depth, &bpp); + /* + * Reject unknown formats, YUV formats, and formats with more than + * 4 bytes per pixel. + */ + info = drm_format_info(mode_cmd->pixel_format); + if (!info || !info->depth || info->cpp[0] > 4) + return -EINVAL; if (mode_cmd->pitches[0] & 63) return -EINVAL; - switch (bpp) { - case 8: - case 16: - case 24: - case 32: - break; - default: - return -EINVAL; - } + drm_helper_mode_fill_fb_struct(&fb->base, mode_cmd); fb->gtt = gt; ret = drm_framebuffer_init(dev, &fb->base, &psb_fb_funcs); -- cgit v1.2.3 From 8e911ab770f7bbc8bb5fab0ce6ebd8d1a7188998 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Tue, 18 Oct 2016 01:41:17 +0300 Subject: drm: amdgpu: Replace drm_fb_get_bpp_depth() with drm_format_plane_cpp() The driver needs the number of bytes per pixel, not the bpp and depth info meant for fbdev compatibility. Use the right API. Signed-off-by: Laurent Pinchart Reviewed-by: Daniel Vetter Signed-off-by: Archit Taneja Link: http://patchwork.freedesktop.org/patch/msgid/1476744081-24485-10-git-send-email-laurent.pinchart@ideasonboard.com --- drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c | 14 +++++++------- drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 3 ++- 2 files changed, 9 insertions(+), 8 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c index 9fb8aa4d6bae..8d01aa24d68a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c @@ -90,12 +90,12 @@ static struct fb_ops amdgpufb_ops = { }; -int amdgpu_align_pitch(struct amdgpu_device *adev, int width, int bpp, bool tiled) +int amdgpu_align_pitch(struct amdgpu_device *adev, int width, int cpp, bool tiled) { int aligned = width; int pitch_mask = 0; - switch (bpp / 8) { + switch (cpp) { case 1: pitch_mask = 255; break; @@ -110,7 +110,7 @@ int amdgpu_align_pitch(struct amdgpu_device *adev, int width, int bpp, bool tile aligned += pitch_mask; aligned &= ~pitch_mask; - return aligned; + return aligned * cpp; } static void amdgpufb_destroy_pinned_object(struct drm_gem_object *gobj) @@ -139,13 +139,13 @@ static int amdgpufb_create_pinned_object(struct amdgpu_fbdev *rfbdev, int ret; int aligned_size, size; int height = mode_cmd->height; - u32 bpp, depth; + u32 cpp; - drm_fb_get_bpp_depth(mode_cmd->pixel_format, &depth, &bpp); + cpp = drm_format_plane_cpp(mode_cmd->pixel_format, 0); /* need to align pitch with crtc limits */ - mode_cmd->pitches[0] = amdgpu_align_pitch(adev, mode_cmd->width, bpp, - fb_tiled) * ((bpp + 1) / 8); + mode_cmd->pitches[0] = amdgpu_align_pitch(adev, mode_cmd->width, cpp, + fb_tiled); height = ALIGN(mode_cmd->height, 8); size = mode_cmd->pitches[0] * height; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c index e0171c75b60c..3ad0bf6ce3e4 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c @@ -702,7 +702,8 @@ int amdgpu_mode_dumb_create(struct drm_file *file_priv, uint32_t handle; int r; - args->pitch = amdgpu_align_pitch(adev, args->width, args->bpp, 0) * ((args->bpp + 1) / 8); + args->pitch = amdgpu_align_pitch(adev, args->width, + DIV_ROUND_UP(args->bpp, 8), 0); args->size = (u64)args->pitch * args->height; args->size = ALIGN(args->size, PAGE_SIZE); -- cgit v1.2.3 From 802aaf7642f57aa2eadbff8ee38dbd976e8bd0f4 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Tue, 18 Oct 2016 01:41:18 +0300 Subject: drm: radeon: Replace drm_fb_get_bpp_depth() with drm_format_plane_cpp() The driver needs the number of bytes per pixel, not the bpp and depth info meant for fbdev compatibility. Use the right API. Signed-off-by: Laurent Pinchart Reviewed-by: Daniel Vetter Signed-off-by: Archit Taneja Link: http://patchwork.freedesktop.org/patch/msgid/1476744081-24485-11-git-send-email-laurent.pinchart@ideasonboard.com --- drivers/gpu/drm/radeon/radeon_fb.c | 20 ++++++++++---------- drivers/gpu/drm/radeon/radeon_gem.c | 3 ++- 2 files changed, 12 insertions(+), 11 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c index 0daad446d2c7..f65f29911dca 100644 --- a/drivers/gpu/drm/radeon/radeon_fb.c +++ b/drivers/gpu/drm/radeon/radeon_fb.c @@ -89,13 +89,13 @@ static struct fb_ops radeonfb_ops = { }; -int radeon_align_pitch(struct radeon_device *rdev, int width, int bpp, bool tiled) +int radeon_align_pitch(struct radeon_device *rdev, int width, int cpp, bool tiled) { int aligned = width; int align_large = (ASIC_IS_AVIVO(rdev)) || tiled; int pitch_mask = 0; - switch (bpp / 8) { + switch (cpp) { case 1: pitch_mask = align_large ? 255 : 127; break; @@ -110,7 +110,7 @@ int radeon_align_pitch(struct radeon_device *rdev, int width, int bpp, bool tile aligned += pitch_mask; aligned &= ~pitch_mask; - return aligned; + return aligned * cpp; } static void radeonfb_destroy_pinned_object(struct drm_gem_object *gobj) @@ -139,13 +139,13 @@ static int radeonfb_create_pinned_object(struct radeon_fbdev *rfbdev, int ret; int aligned_size, size; int height = mode_cmd->height; - u32 bpp, depth; + u32 cpp; - drm_fb_get_bpp_depth(mode_cmd->pixel_format, &depth, &bpp); + cpp = drm_format_plane_cpp(mode_cmd->pixel_format, 0); /* need to align pitch with crtc limits */ - mode_cmd->pitches[0] = radeon_align_pitch(rdev, mode_cmd->width, bpp, - fb_tiled) * ((bpp + 1) / 8); + mode_cmd->pitches[0] = radeon_align_pitch(rdev, mode_cmd->width, cpp, + fb_tiled); if (rdev->family >= CHIP_R600) height = ALIGN(mode_cmd->height, 8); @@ -165,11 +165,11 @@ static int radeonfb_create_pinned_object(struct radeon_fbdev *rfbdev, tiling_flags = RADEON_TILING_MACRO; #ifdef __BIG_ENDIAN - switch (bpp) { - case 32: + switch (cpp) { + case 4: tiling_flags |= RADEON_TILING_SWAP_32BIT; break; - case 16: + case 2: tiling_flags |= RADEON_TILING_SWAP_16BIT; default: break; diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c index deb9511725c9..0bcffd8a7bd3 100644 --- a/drivers/gpu/drm/radeon/radeon_gem.c +++ b/drivers/gpu/drm/radeon/radeon_gem.c @@ -745,7 +745,8 @@ int radeon_mode_dumb_create(struct drm_file *file_priv, uint32_t handle; int r; - args->pitch = radeon_align_pitch(rdev, args->width, args->bpp, 0) * ((args->bpp + 1) / 8); + args->pitch = radeon_align_pitch(rdev, args->width, + DIV_ROUND_UP(args->bpp, 8), 0); args->size = args->pitch * args->height; args->size = ALIGN(args->size, PAGE_SIZE); -- cgit v1.2.3 From 6c5d064a2dd9ecda0716f66b0586349179036ca4 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Tue, 18 Oct 2016 01:41:19 +0300 Subject: drm: vmwgfx: Replace drm_fb_get_bpp_depth() with drm_format_info() The driver is the last users of the drm_fb_get_bpp_depth() function. It should ideally be converted to use struct drm_mode_fb_cmd2 instead of the legacy struct drm_mode_fb_cmd internally, but that will require broad changes across the code base. As a first step, replace drm_fb_get_bpp_depth() with drm_format_info() in order to stop exporting the function to drivers. The new DRM_ERROR() message comes from the vmw_create_dmabuf_proxy(), vmw_kms_new_framebuffer_surface() and vmw_kms_new_framebuffer_dmabuf() functions that currently print an error if the pixel format is unsupported. Signed-off-by: Laurent Pinchart Reviewed-by: Sinclair Yeh Reviewed-by: Daniel Vetter Signed-off-by: Archit Taneja Link: http://patchwork.freedesktop.org/patch/msgid/1476744081-24485-12-git-send-email-laurent.pinchart@ideasonboard.com --- drivers/gpu/drm/vmwgfx/vmwgfx_kms.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c index bf28ccc150df..c965514b82be 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c @@ -980,14 +980,22 @@ static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev, struct vmw_dma_buffer *bo = NULL; struct ttm_base_object *user_obj; struct drm_mode_fb_cmd mode_cmd; + const struct drm_format_info *info; int ret; + info = drm_format_info(mode_cmd2->pixel_format); + if (!info || !info->depth) { + DRM_ERROR("Unsupported framebuffer format %s\n", + drm_get_format_name(mode_cmd2->pixel_format)); + return ERR_PTR(-EINVAL); + } + mode_cmd.width = mode_cmd2->width; mode_cmd.height = mode_cmd2->height; mode_cmd.pitch = mode_cmd2->pitches[0]; mode_cmd.handle = mode_cmd2->handles[0]; - drm_fb_get_bpp_depth(mode_cmd2->pixel_format, &mode_cmd.depth, - &mode_cmd.bpp); + mode_cmd.depth = info->depth; + mode_cmd.bpp = info->cpp[0] * 8; /** * This code should be conditioned on Screen Objects not being used. -- cgit v1.2.3 From 7ccf281fb1f9e72a18fd0eafefb321f83247e26a Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Tue, 18 Oct 2016 01:41:20 +0300 Subject: drm/arm: mali-dp: Replace drm_fb_get_bpp_depth() with drm_format_plane_cpp() The driver doesn't need the color depth, only the number of bits per pixel. Use the right API. Signed-off-by: Laurent Pinchart Reviewed-by: Daniel Vetter Signed-off-by: Archit Taneja Link: http://patchwork.freedesktop.org/patch/msgid/1476744081-24485-13-git-send-email-laurent.pinchart@ideasonboard.com --- drivers/gpu/drm/arm/malidp_hw.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/arm/malidp_hw.c b/drivers/gpu/drm/arm/malidp_hw.c index a6132f1d58c1..be815d0cc772 100644 --- a/drivers/gpu/drm/arm/malidp_hw.c +++ b/drivers/gpu/drm/arm/malidp_hw.c @@ -198,9 +198,6 @@ static void malidp500_modeset(struct malidp_hw_device *hwdev, struct videomode * static int malidp500_rotmem_required(struct malidp_hw_device *hwdev, u16 w, u16 h, u32 fmt) { - unsigned int depth; - int bpp; - /* RGB888 or BGR888 can't be rotated */ if ((fmt == DRM_FORMAT_RGB888) || (fmt == DRM_FORMAT_BGR888)) return -EINVAL; @@ -210,9 +207,7 @@ static int malidp500_rotmem_required(struct malidp_hw_device *hwdev, u16 w, u16 * worth of pixel data. Required size is then: * size = rotated_width * (bpp / 8) * 8; */ - drm_fb_get_bpp_depth(fmt, &depth, &bpp); - - return w * bpp; + return w * drm_format_plane_cpp(fmt, 0) * 8; } static int malidp550_query_hw(struct malidp_hw_device *hwdev) -- cgit v1.2.3 From 488546fc4d246698d4db9c46f7ec06c4839a18e1 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Tue, 18 Oct 2016 01:41:21 +0300 Subject: drm: Don't export the drm_fb_get_bpp_depth() function The function is only used by the drm_helper_mode_fill_fb_struct() core function to fill the drm_framebuffer bpp and depth fields, used by drivers that haven't been converted to use pixel formats directly yet. It should not be used by new drivers, so inline it in its only caller. Signed-off-by: Laurent Pinchart Reviewed-by: Tomi Valkeinen Signed-off-by: Archit Taneja Link: http://patchwork.freedesktop.org/patch/msgid/1476744081-24485-14-git-send-email-laurent.pinchart@ideasonboard.com --- drivers/gpu/drm/drm_fourcc.c | 31 ------------------------------- drivers/gpu/drm/drm_modeset_helper.c | 17 +++++++++++++++-- include/drm/drm_fourcc.h | 1 - 3 files changed, 15 insertions(+), 34 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/drm_fourcc.c b/drivers/gpu/drm/drm_fourcc.c index 523ed916a1c0..cbb8b77c363c 100644 --- a/drivers/gpu/drm/drm_fourcc.c +++ b/drivers/gpu/drm/drm_fourcc.c @@ -202,37 +202,6 @@ const struct drm_format_info *drm_format_info(u32 format) } EXPORT_SYMBOL(drm_format_info); -/** - * drm_fb_get_bpp_depth - get the bpp/depth values for format - * @format: pixel format (DRM_FORMAT_*) - * @depth: storage for the depth value - * @bpp: storage for the bpp value - * - * This only supports RGB formats here for compat with code that doesn't use - * pixel formats directly yet. - */ -void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, - int *bpp) -{ - const struct drm_format_info *info; - - info = drm_format_info(format); - if (!info || !info->depth) { - char *format_name = drm_get_format_name(format); - - DRM_DEBUG_KMS("unsupported pixel format %s\n", format_name); - kfree(format_name); - - *depth = 0; - *bpp = 0; - return; - } - - *depth = info->depth; - *bpp = info->cpp[0] * 8; -} -EXPORT_SYMBOL(drm_fb_get_bpp_depth); - /** * drm_format_num_planes - get the number of planes for format * @format: pixel format (DRM_FORMAT_*) diff --git a/drivers/gpu/drm/drm_modeset_helper.c b/drivers/gpu/drm/drm_modeset_helper.c index 1d45738f8f98..2544dfe7354c 100644 --- a/drivers/gpu/drm/drm_modeset_helper.c +++ b/drivers/gpu/drm/drm_modeset_helper.c @@ -70,8 +70,23 @@ EXPORT_SYMBOL(drm_helper_move_panel_connectors_to_head); void drm_helper_mode_fill_fb_struct(struct drm_framebuffer *fb, const struct drm_mode_fb_cmd2 *mode_cmd) { + const struct drm_format_info *info; int i; + info = drm_format_info(mode_cmd->pixel_format); + if (!info || !info->depth) { + char *format_name = drm_get_format_name(mode_cmd->pixel_format); + + DRM_DEBUG_KMS("non-RGB pixel format %s\n", format_name); + kfree(format_name); + + fb->depth = 0; + fb->bits_per_pixel = 0; + } else { + fb->depth = info->depth; + fb->bits_per_pixel = info->cpp[0] * 8; + } + fb->width = mode_cmd->width; fb->height = mode_cmd->height; for (i = 0; i < 4; i++) { @@ -79,8 +94,6 @@ void drm_helper_mode_fill_fb_struct(struct drm_framebuffer *fb, fb->offsets[i] = mode_cmd->offsets[i]; fb->modifier[i] = mode_cmd->modifier[i]; } - drm_fb_get_bpp_depth(mode_cmd->pixel_format, &fb->depth, - &fb->bits_per_pixel); fb->pixel_format = mode_cmd->pixel_format; fb->flags = mode_cmd->flags; } diff --git a/include/drm/drm_fourcc.h b/include/drm/drm_fourcc.h index f73f97afd1e2..dc0aafab9ffd 100644 --- a/include/drm/drm_fourcc.h +++ b/include/drm/drm_fourcc.h @@ -48,7 +48,6 @@ struct drm_format_info { const struct drm_format_info *__drm_format_info(u32 format); const struct drm_format_info *drm_format_info(u32 format); uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth); -void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, int *bpp); int drm_format_num_planes(uint32_t format); int drm_format_plane_cpp(uint32_t format, int plane); int drm_format_horz_chroma_subsampling(uint32_t format); -- cgit v1.2.3 From 21e33021a7cfa3a9e402a58cd44fd781d97466f2 Mon Sep 17 00:00:00 2001 From: Anusha Srivatsa Date: Fri, 14 Oct 2016 16:47:05 -0700 Subject: drm/i915/guc: Sanitory checks for platform that dont have GuC i915.enable_guc_loading/submission=2 forces the usage of GuC. For platforms that do not have a GuC, asking the kernel to use a GuC should not result in an error state. Do extra checks to see if the platform even has a GuC or not, regardless of the kernel parameter. v2: Based on Rodrigo's patch and Paulo's suggestion(Paulo, Rodrigo) v3: Correct the Indentation(Jani, Paulo) v4: Added the blank line(Jani, Paulo) v5 (from Paulo): Remove the extra blank line. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=97573 Cc: Rodrigo Vivi Cc: Zanoni Paulo Cc: Jani Nikula Reviewed-by: Paulo Zanoni Signed-off-by: Anusha Srivatsa Signed-off-by: Paulo Zanoni Link: http://patchwork.freedesktop.org/patch/msgid/1476488825-5673-1-git-send-email-anusha.srivatsa@intel.com --- drivers/gpu/drm/i915/intel_guc_loader.c | 15 ++++++++++----- 1 file changed, 10 insertions(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_guc_loader.c b/drivers/gpu/drm/i915/intel_guc_loader.c index 678b51a24a23..3c8eaae13732 100644 --- a/drivers/gpu/drm/i915/intel_guc_loader.c +++ b/drivers/gpu/drm/i915/intel_guc_loader.c @@ -719,11 +719,16 @@ void intel_guc_init(struct drm_device *dev) struct intel_guc_fw *guc_fw = &dev_priv->guc.guc_fw; const char *fw_path; - /* A negative value means "use platform default" */ - if (i915.enable_guc_loading < 0) - i915.enable_guc_loading = HAS_GUC_UCODE(dev); - if (i915.enable_guc_submission < 0) - i915.enable_guc_submission = HAS_GUC_SCHED(dev); + if (!HAS_GUC(dev)) { + i915.enable_guc_loading = 0; + i915.enable_guc_submission = 0; + } else { + /* A negative value means "use platform default" */ + if (i915.enable_guc_loading < 0) + i915.enable_guc_loading = HAS_GUC_UCODE(dev); + if (i915.enable_guc_submission < 0) + i915.enable_guc_submission = HAS_GUC_SCHED(dev); + } if (!HAS_GUC_UCODE(dev)) { fw_path = NULL; -- cgit v1.2.3 From ee3d532fcb64872bc20be0ee58f7afdb9fa82abe Mon Sep 17 00:00:00 2001 From: Paulo Zanoni Date: Tue, 11 Oct 2016 15:25:38 -0300 Subject: drm/i915/gen9: unconditionally apply the memory bandwidth WA Mahesh Kumar is already working on a proper implementation for the workaround, but while we still don't have it, let's just unconditionally apply the workaround for everybody and we hope we can close all those numerous bugzilla tickets. Also, I'm not sure how easy it will be to backport the final implementation to the stable Kernels, and this patch here is probably easier to backport. At the present moment I still don't have confirmation that this patch fixes any of the bugs listed below, but we should definitely try testing all of them again. v2: s/intel_needs_memory_bw_wa/skl_needs_memory_bw_wa/ (Lyude). v3: Rebase (dev -> dev_priv change on ilk_wm_max_level). Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=94337 Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=94605 Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=94884 Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=95010 Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=96226 Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=96828 Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=97450 Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=97830 Cc: stable@vger.kernel.org Cc: Mahesh Kumar Cc: Lyude Cc: Dhinakaran Pandiyan Signed-off-by: Paulo Zanoni Reviewed-by: Lyude Link: http://patchwork.freedesktop.org/patch/msgid/1476210338-9797-1-git-send-email-paulo.r.zanoni@intel.com --- drivers/gpu/drm/i915/intel_pm.c | 49 ++++++++++++++++++++++++++++++++++------- 1 file changed, 41 insertions(+), 8 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 9ae23384976c..8b528b279aaa 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -2883,6 +2883,21 @@ skl_wm_plane_id(const struct intel_plane *plane) } } +/* + * FIXME: We still don't have the proper code detect if we need to apply the WA, + * so assume we'll always need it in order to avoid underruns. + */ +static bool skl_needs_memory_bw_wa(struct intel_atomic_state *state) +{ + struct drm_i915_private *dev_priv = to_i915(state->base.dev); + + if (IS_SKYLAKE(dev_priv) || IS_BROXTON(dev_priv) || + IS_KABYLAKE(dev_priv)) + return true; + + return false; +} + static bool intel_has_sagv(struct drm_i915_private *dev_priv) { @@ -3003,9 +3018,10 @@ bool intel_can_enable_sagv(struct drm_atomic_state *state) struct drm_device *dev = state->dev; struct drm_i915_private *dev_priv = to_i915(dev); struct intel_atomic_state *intel_state = to_intel_atomic_state(state); - struct drm_crtc *crtc; + struct intel_crtc *crtc; + struct intel_plane *plane; enum pipe pipe; - int level, plane; + int level, id, latency; if (!intel_has_sagv(dev_priv)) return false; @@ -3023,27 +3039,36 @@ bool intel_can_enable_sagv(struct drm_atomic_state *state) /* Since we're now guaranteed to only have one active CRTC... */ pipe = ffs(intel_state->active_crtcs) - 1; - crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + crtc = to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]); - if (crtc->state->mode.flags & DRM_MODE_FLAG_INTERLACE) + if (crtc->base.state->mode.flags & DRM_MODE_FLAG_INTERLACE) return false; - for_each_plane(dev_priv, pipe, plane) { + for_each_intel_plane_on_crtc(dev, crtc, plane) { + id = skl_wm_plane_id(plane); + /* Skip this plane if it's not enabled */ - if (intel_state->wm_results.plane[pipe][plane][0] == 0) + if (intel_state->wm_results.plane[pipe][id][0] == 0) continue; /* Find the highest enabled wm level for this plane */ for (level = ilk_wm_max_level(dev_priv); - intel_state->wm_results.plane[pipe][plane][level] == 0; --level) + intel_state->wm_results.plane[pipe][id][level] == 0; --level) { } + latency = dev_priv->wm.skl_latency[level]; + + if (skl_needs_memory_bw_wa(intel_state) && + plane->base.state->fb->modifier[0] == + I915_FORMAT_MOD_X_TILED) + latency += 15; + /* * If any of the planes on this pipe don't enable wm levels * that incur memory latencies higher then 30µs we can't enable * the SAGV */ - if (dev_priv->wm.skl_latency[level] < SKL_SAGV_BLOCK_TIME) + if (latency < SKL_SAGV_BLOCK_TIME) return false; } @@ -3558,12 +3583,18 @@ static int skl_compute_plane_wm(const struct drm_i915_private *dev_priv, uint32_t width = 0, height = 0; uint32_t plane_pixel_rate; uint32_t y_tile_minimum, y_min_scanlines; + struct intel_atomic_state *state = + to_intel_atomic_state(cstate->base.state); + bool apply_memory_bw_wa = skl_needs_memory_bw_wa(state); if (latency == 0 || !cstate->base.active || !intel_pstate->base.visible) { *enabled = false; return 0; } + if (apply_memory_bw_wa && fb->modifier[0] == I915_FORMAT_MOD_X_TILED) + latency += 15; + width = drm_rect_width(&intel_pstate->base.src) >> 16; height = drm_rect_height(&intel_pstate->base.src) >> 16; @@ -3616,6 +3647,8 @@ static int skl_compute_plane_wm(const struct drm_i915_private *dev_priv, plane_blocks_per_line); y_tile_minimum = plane_blocks_per_line * y_min_scanlines; + if (apply_memory_bw_wa) + y_tile_minimum *= 2; if (fb->modifier[0] == I915_FORMAT_MOD_Y_TILED || fb->modifier[0] == I915_FORMAT_MOD_Yf_TILED) { -- cgit v1.2.3 From c89cadd50b0117477935404e0054a35251cfa654 Mon Sep 17 00:00:00 2001 From: Paulo Zanoni Date: Mon, 10 Oct 2016 17:30:59 -0300 Subject: drm/i915/gen9: look for adjusted_mode in the SAGV check for interlaced We want to look at the mode that we're actually going to set. All the other display checks for interlaced flags also look at adjusted_mode. Cc: Lyude Signed-off-by: Paulo Zanoni Reviewed-by: Lyude Link: http://patchwork.freedesktop.org/patch/msgid/1476131459-23763-2-git-send-email-paulo.r.zanoni@intel.com --- drivers/gpu/drm/i915/intel_pm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 8b528b279aaa..105540996616 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3041,7 +3041,7 @@ bool intel_can_enable_sagv(struct drm_atomic_state *state) pipe = ffs(intel_state->active_crtcs) - 1; crtc = to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]); - if (crtc->base.state->mode.flags & DRM_MODE_FLAG_INTERLACE) + if (crtc->base.state->adjusted_mode.flags & DRM_MODE_FLAG_INTERLACE) return false; for_each_intel_plane_on_crtc(dev, crtc, plane) { -- cgit v1.2.3 From cfd7e3a20251b9ac95651d64556f87f86128a966 Mon Sep 17 00:00:00 2001 From: Paulo Zanoni Date: Fri, 7 Oct 2016 17:28:57 -0300 Subject: drm/i915/gen9: fix watermarks when using the pipe scaler Luckily, the necessary adjustments for when we're using the scaler are exactly the same as the ones needed on ILK+, so just reuse the function we already have. v2: Invert the patch order so stable backports get easier. Cc: stable@vger.kernel.org Signed-off-by: Paulo Zanoni Reviewed-by: Matt Roper Link: http://patchwork.freedesktop.org/patch/msgid/1475872138-16194-1-git-send-email-paulo.r.zanoni@intel.com --- drivers/gpu/drm/i915/intel_pm.c | 12 +++--------- 1 file changed, 3 insertions(+), 9 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 105540996616..b6c665bebebc 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3498,12 +3498,6 @@ skl_allocate_pipe_ddb(struct intel_crtc_state *cstate, return 0; } -static uint32_t skl_pipe_pixel_rate(const struct intel_crtc_state *config) -{ - /* TODO: Take into account the scalers once we support them */ - return config->base.adjusted_mode.crtc_clock; -} - /* * The max latency should be 257 (max the punit can code is 255 and we add 2us * for the read latency) and cpp should always be <= 8, so that @@ -3554,7 +3548,7 @@ static uint32_t skl_adjusted_plane_pixel_rate(const struct intel_crtc_state *cst * Adjusted plane pixel rate is just the pipe's adjusted pixel rate * with additional adjustments for plane-specific scaling. */ - adjusted_pixel_rate = skl_pipe_pixel_rate(cstate); + adjusted_pixel_rate = ilk_pipe_pixel_rate(cstate); downscale_amount = skl_plane_downscale_amount(pstate); pixel_rate = adjusted_pixel_rate * downscale_amount >> 16; @@ -3763,11 +3757,11 @@ skl_compute_linetime_wm(struct intel_crtc_state *cstate) if (!cstate->base.active) return 0; - if (WARN_ON(skl_pipe_pixel_rate(cstate) == 0)) + if (WARN_ON(ilk_pipe_pixel_rate(cstate) == 0)) return 0; return DIV_ROUND_UP(8 * cstate->base.adjusted_mode.crtc_htotal * 1000, - skl_pipe_pixel_rate(cstate)); + ilk_pipe_pixel_rate(cstate)); } static void skl_compute_transition_wm(struct intel_crtc_state *cstate, -- cgit v1.2.3 From 30d1b5fe8c7206e6e5e5e51e0ff09ef21a77d78e Mon Sep 17 00:00:00 2001 From: Paulo Zanoni Date: Fri, 7 Oct 2016 17:28:58 -0300 Subject: drm/i915/gen9: don't call ilk_pipe_pixel_rate() twice on the same function We used to call skl_pipe_pixel_rate(), which used to be a single one-line return, but now we're calling ilk_pipe_pixel_rate() which is not as simple, so it's better to just call it once and store the computed value for reuse. Signed-off-by: Paulo Zanoni Reviewed-by: Matt Roper Link: http://patchwork.freedesktop.org/patch/msgid/1475872138-16194-2-git-send-email-paulo.r.zanoni@intel.com --- drivers/gpu/drm/i915/intel_pm.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index b6c665bebebc..48d2b71d5e11 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3754,14 +3754,18 @@ skl_compute_wm_level(const struct drm_i915_private *dev_priv, static uint32_t skl_compute_linetime_wm(struct intel_crtc_state *cstate) { + uint32_t pixel_rate; + if (!cstate->base.active) return 0; - if (WARN_ON(ilk_pipe_pixel_rate(cstate) == 0)) + pixel_rate = ilk_pipe_pixel_rate(cstate); + + if (WARN_ON(pixel_rate == 0)) return 0; return DIV_ROUND_UP(8 * cstate->base.adjusted_mode.crtc_htotal * 1000, - ilk_pipe_pixel_rate(cstate)); + pixel_rate); } static void skl_compute_transition_wm(struct intel_crtc_state *cstate, -- cgit v1.2.3 From 3ef7f228931a7ac1e4150b4dfc8d58586815f281 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 18 Oct 2016 13:02:48 +0100 Subject: drm/i915: Bump object bookkeeping to u64 from size_t Internally we allow for using more objects than a single process can allocate, i.e. we allow for a 64bit GPU address space even on a 32bit system. Using size_t may oveerflow. Signed-off-by: Chris Wilson Reviewed-by: Tvrtko Ursulin Link: http://patchwork.freedesktop.org/patch/msgid/20161018120251.25043-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_debugfs.c | 2 +- drivers/gpu/drm/i915/i915_drv.h | 2 +- drivers/gpu/drm/i915/i915_gem.c | 4 ++-- 3 files changed, 4 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 515c206ba653..dc057c770146 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -392,7 +392,7 @@ static int i915_gem_object_info(struct seq_file *m, void *data) if (ret) return ret; - seq_printf(m, "%u objects, %zu bytes\n", + seq_printf(m, "%u objects, %llu bytes\n", dev_priv->mm.object_count, dev_priv->mm.object_memory); diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 8a1020f6c9cc..cabcd06c84bd 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1389,7 +1389,7 @@ struct i915_gem_mm { /* accounting, useful for userland debugging */ spinlock_t object_stat_lock; - size_t object_memory; + u64 object_memory; u32 object_count; }; diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index fe92e28ea0a8..838dc159a2d1 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -82,7 +82,7 @@ remove_mappable_node(struct drm_mm_node *node) /* some bookkeeping */ static void i915_gem_info_add_obj(struct drm_i915_private *dev_priv, - size_t size) + u64 size) { spin_lock(&dev_priv->mm.object_stat_lock); dev_priv->mm.object_count++; @@ -91,7 +91,7 @@ static void i915_gem_info_add_obj(struct drm_i915_private *dev_priv, } static void i915_gem_info_remove_obj(struct drm_i915_private *dev_priv, - size_t size) + u64 size) { spin_lock(&dev_priv->mm.object_stat_lock); dev_priv->mm.object_count--; -- cgit v1.2.3 From b4bcbe2a90a1127a6dad72fbda27e77705d9e0f4 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 18 Oct 2016 13:02:49 +0100 Subject: drm/i915: Document our internal limit on object size In many places, we try to count pages using a 32 bit integer. That implies if we are asked to create an object larger than 43bits, we will subtly crash much later. Catch this on the boundary, and add a warning to remind ourselves later on our exabyte systems. Signed-off-by: Chris Wilson Reviewed-by: Tvrtko Ursulin Link: http://patchwork.freedesktop.org/patch/msgid/20161018120251.25043-2-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_drv.h | 2 +- drivers/gpu/drm/i915/i915_gem.c | 19 +++++++++++++++++-- 2 files changed, 18 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index cabcd06c84bd..33c44c631bab 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -3107,7 +3107,7 @@ void i915_gem_object_free(struct drm_i915_gem_object *obj); void i915_gem_object_init(struct drm_i915_gem_object *obj, const struct drm_i915_gem_object_ops *ops); struct drm_i915_gem_object *i915_gem_object_create(struct drm_device *dev, - size_t size); + u64 size); struct drm_i915_gem_object *i915_gem_object_create_from_data( struct drm_device *dev, const void *data, size_t size); void i915_gem_close_object(struct drm_gem_object *gem, struct drm_file *file); diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 838dc159a2d1..6165a3b0e3a4 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -4131,14 +4131,29 @@ static const struct drm_i915_gem_object_ops i915_gem_object_ops = { .put_pages = i915_gem_object_put_pages_gtt, }; -struct drm_i915_gem_object *i915_gem_object_create(struct drm_device *dev, - size_t size) +/* Note we don't consider signbits :| */ +#define overflows_type(x, T) \ + (sizeof(x) > sizeof(T) && (x) >> (sizeof(T) * BITS_PER_BYTE)) + +struct drm_i915_gem_object * +i915_gem_object_create(struct drm_device *dev, u64 size) { struct drm_i915_gem_object *obj; struct address_space *mapping; gfp_t mask; int ret; + /* There is a prevalence of the assumption that we fit the object's + * page count inside a 32bit _signed_ variable. Let's document this and + * catch if we ever need to fix it. In the meantime, if you do spot + * such a local variable, please consider fixing! + */ + if (WARN_ON(size >> PAGE_SHIFT > INT_MAX)) + return ERR_PTR(-E2BIG); + + if (overflows_type(size, obj->base.size)) + return ERR_PTR(-E2BIG); + obj = i915_gem_object_alloc(dev); if (obj == NULL) return ERR_PTR(-ENOMEM); -- cgit v1.2.3 From 4ff340f0617d02ab67a087977883ef8eff36bd68 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 18 Oct 2016 13:02:50 +0100 Subject: drm/i915: Limit the scattergather coalescing to 32bits The scattergather list uses a 32bit size counter, we should avoid exceeding it. v2: Also we should use unsigned int to match sg->length. Fixes: 871dfbd67d4e ("drm/i915: Allow compaction upto SWIOTLB max segment size") Signed-off-by: Chris Wilson Reviewed-by: Tvrtko Ursulin Link: http://patchwork.freedesktop.org/patch/msgid/20161018120251.25043-3-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 6165a3b0e3a4..9bb72e503a30 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2205,7 +2205,7 @@ i915_gem_object_put_pages(struct drm_i915_gem_object *obj) return 0; } -static unsigned long swiotlb_max_size(void) +static unsigned int swiotlb_max_size(void) { #if IS_ENABLED(CONFIG_SWIOTLB) return rounddown(swiotlb_nr_tbl() << IO_TLB_SHIFT, PAGE_SIZE); @@ -2225,7 +2225,7 @@ i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj) struct sgt_iter sgt_iter; struct page *page; unsigned long last_pfn = 0; /* suppress gcc warning */ - unsigned long max_segment; + unsigned int max_segment; int ret; gfp_t gfp; @@ -2238,7 +2238,7 @@ i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj) max_segment = swiotlb_max_size(); if (!max_segment) - max_segment = obj->base.size; + max_segment = rounddown(UINT_MAX, PAGE_SIZE); st = kmalloc(sizeof(*st), GFP_KERNEL); if (st == NULL) -- cgit v1.2.3 From ebc0808fa2da0548a78e715858024cb81cd732bc Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 18 Oct 2016 13:02:51 +0100 Subject: drm/i915: Restrict pagefault disabling to just around copy_from_user() When handling execbuf relocations, we play a delicate dance with pagefault. We first try to access the user pages underneath our struct_mutex. However, if those pages were inside a GEM object, we may trigger a pagefault and deadlock as i915_gem_fault() tries to recursively acquire struct_mutex. Instead, we choose to disable pagefaulting around the copy_from_user whilst inside the struct_mutex and handle the EFAULT by falling back to a copy outside the struct_mutex. We however presumed that disabling pagefaults would be expensive. It is just an operation on the local current task. Cheap enough that we can restrict the disable/enable to the critical section around the copy, and so avoid having to handle the atomic sections within the relocation handling itself. v2: Just illustrate the broken error handling rather than argue why it is safer to ignore it, for now. Signed-off-by: Chris Wilson Cc: Daniel Vetter Cc: Tvrtko Ursulin Reviewed-by: Tvrtko Ursulin Link: http://patchwork.freedesktop.org/patch/msgid/20161018120251.25043-4-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem_execbuffer.c | 71 +++++++++++++++--------------- 1 file changed, 35 insertions(+), 36 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index 1d02e74ce62d..d7a663e6a8b2 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -551,20 +551,6 @@ repeat: return 0; } -static bool object_is_idle(struct drm_i915_gem_object *obj) -{ - unsigned long active = i915_gem_object_get_active(obj); - int idx; - - for_each_active(active, idx) { - if (!i915_gem_active_is_idle(&obj->last_read[idx], - &obj->base.dev->struct_mutex)) - return false; - } - - return true; -} - static int i915_gem_execbuffer_relocate_entry(struct drm_i915_gem_object *obj, struct eb_vmas *eb, @@ -648,10 +634,6 @@ i915_gem_execbuffer_relocate_entry(struct drm_i915_gem_object *obj, return -EINVAL; } - /* We can't wait for rendering with pagefaults disabled */ - if (pagefault_disabled() && !object_is_idle(obj)) - return -EFAULT; - ret = relocate_entry(obj, reloc, cache, target_offset); if (ret) return ret; @@ -678,12 +660,23 @@ i915_gem_execbuffer_relocate_vma(struct i915_vma *vma, remain = entry->relocation_count; while (remain) { struct drm_i915_gem_relocation_entry *r = stack_reloc; - int count = remain; - if (count > ARRAY_SIZE(stack_reloc)) - count = ARRAY_SIZE(stack_reloc); + unsigned long unwritten; + unsigned int count; + + count = min_t(unsigned int, remain, ARRAY_SIZE(stack_reloc)); remain -= count; - if (__copy_from_user_inatomic(r, user_relocs, count*sizeof(r[0]))) { + /* This is the fast path and we cannot handle a pagefault + * whilst holding the struct mutex lest the user pass in the + * relocations contained within a mmaped bo. For in such a case + * we, the page fault handler would call i915_gem_fault() and + * we would try to acquire the struct mutex again. Obviously + * this is bad and so lockdep complains vehemently. + */ + pagefault_disable(); + unwritten = __copy_from_user_inatomic(r, user_relocs, count*sizeof(r[0])); + pagefault_enable(); + if (unlikely(unwritten)) { ret = -EFAULT; goto out; } @@ -695,11 +688,26 @@ i915_gem_execbuffer_relocate_vma(struct i915_vma *vma, if (ret) goto out; - if (r->presumed_offset != offset && - __put_user(r->presumed_offset, - &user_relocs->presumed_offset)) { - ret = -EFAULT; - goto out; + if (r->presumed_offset != offset) { + pagefault_disable(); + unwritten = __put_user(r->presumed_offset, + &user_relocs->presumed_offset); + pagefault_enable(); + if (unlikely(unwritten)) { + /* Note that reporting an error now + * leaves everything in an inconsistent + * state as we have *already* changed + * the relocation value inside the + * object. As we have not changed the + * reloc.presumed_offset or will not + * change the execobject.offset, on the + * call we may not rewrite the value + * inside the object, leaving it + * dangling and causing a GPU hang. + */ + ret = -EFAULT; + goto out; + } } user_relocs++; @@ -739,20 +747,11 @@ i915_gem_execbuffer_relocate(struct eb_vmas *eb) struct i915_vma *vma; int ret = 0; - /* This is the fast path and we cannot handle a pagefault whilst - * holding the struct mutex lest the user pass in the relocations - * contained within a mmaped bo. For in such a case we, the page - * fault handler would call i915_gem_fault() and we would try to - * acquire the struct mutex again. Obviously this is bad and so - * lockdep complains vehemently. - */ - pagefault_disable(); list_for_each_entry(vma, &eb->vmas, exec_list) { ret = i915_gem_execbuffer_relocate_vma(vma, eb); if (ret) break; } - pagefault_enable(); return ret; } -- cgit v1.2.3 From b9a1b7179cde240abf67a613f2a67be7c56cc59f Mon Sep 17 00:00:00 2001 From: Arnd Bergmann Date: Tue, 18 Oct 2016 17:16:23 +0200 Subject: i915: don't call drm_atomic_state_put on invalid pointer MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The introduction of reference counting on the state structures caused sanitize_watermarks() in i915 to break in the error handling case, as pointed out by gcc -Wmaybe-uninitialized drivers/gpu/drm/i915/intel_display.c: In function ‘intel_modeset_init’: include/drm/drm_atomic.h:224:2: error: ‘state’ may be used uninitialized in this function [-Werror=maybe-uninitialized] This changes the function back to only drop the reference count when it was successfully allocated first. Fixes: 0853695c3ba4 ("drm: Add reference counting to drm_atomic_state") Cc: Chris Wilson Cc: Daniel Vetter Signed-off-by: Arnd Bergmann Reviewed-by: Eric Engestrom Reviewed-by: Chris Wilson Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/20161018151652.2690201-1-arnd@arndb.de --- drivers/gpu/drm/i915/intel_display.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index a12e093c54cf..1e3b5eebd2a2 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -16294,7 +16294,7 @@ retry: * BIOS-programmed watermarks untouched and hope for the best. */ WARN(true, "Could not determine valid watermarks for inherited state\n"); - goto fail; + goto put_state; } /* Write calculated watermark values back */ @@ -16305,8 +16305,9 @@ retry: dev_priv->display.optimize_watermarks(cs); } -fail: +put_state: drm_atomic_state_put(state); +fail: drm_modeset_drop_locks(&ctx); drm_modeset_acquire_fini(&ctx); } -- cgit v1.2.3 From fb80016af071b3baedb8c2f327ae599f8ab107dc Mon Sep 17 00:00:00 2001 From: Stephen Boyd Date: Tue, 18 Oct 2016 13:57:19 -0700 Subject: gpu: Remove depends on RESET_CONTROLLER when not a provider These GPU drivers only depend on the RESET_CONTROLLER config option to fix build issues that existed when there weren't stub reset APIs for reset controller consumers. Given that these drivers aren't providing any reset controllers themselves, they don't actually depend on the API to build (just to function) so they don't need to depend on it. Remove the dependency to fix recursive build errors like the following: drivers/usb/Kconfig:39:error: recursive dependency detected! drivers/usb/Kconfig:39: symbol USB is selected by MOUSE_APPLETOUCH drivers/input/mouse/Kconfig:187: symbol MOUSE_APPLETOUCH depends on INPUT drivers/input/Kconfig:8: symbol INPUT is selected by VT drivers/tty/Kconfig:12: symbol VT is selected by FB_STI drivers/video/fbdev/Kconfig:674: symbol FB_STI depends on FB drivers/video/fbdev/Kconfig:5: symbol FB is selected by DRM_KMS_FB_HELPER drivers/gpu/drm/Kconfig:42: symbol DRM_KMS_FB_HELPER is selected by DRM_KMS_CMA_HELPER drivers/gpu/drm/Kconfig:98: symbol DRM_KMS_CMA_HELPER is selected by DRM_IMX drivers/gpu/drm/imx/Kconfig:1: symbol DRM_IMX depends on IMX_IPUV3_CORE drivers/gpu/ipu-v3/Kconfig:1: symbol IMX_IPUV3_CORE depends on RESET_CONTROLLER drivers/reset/Kconfig:4: symbol RESET_CONTROLLER is selected by USB_CHIPIDEA drivers/usb/chipidea/Kconfig:1: symbol USB_CHIPIDEA depends on USB_EHCI_HCD drivers/usb/host/Kconfig:84: symbol USB_EHCI_HCD depends on USB Cc: Arnd Bergmann Cc: Cc: Heiko Stuebner Cc: Mark Yao Acked-by: Philipp Zabel Acked-by: robdclark@gmail.com Signed-off-by: Stephen Boyd Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/20161018205719.20575-1-stephen.boyd@linaro.org --- drivers/gpu/drm/rockchip/Kconfig | 1 - drivers/gpu/drm/tegra/Kconfig | 1 - drivers/gpu/ipu-v3/Kconfig | 1 - 3 files changed, 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/rockchip/Kconfig b/drivers/gpu/drm/rockchip/Kconfig index 3c58669a06ce..6f7f9c59f05b 100644 --- a/drivers/gpu/drm/rockchip/Kconfig +++ b/drivers/gpu/drm/rockchip/Kconfig @@ -1,7 +1,6 @@ config DRM_ROCKCHIP tristate "DRM Support for Rockchip" depends on DRM && ROCKCHIP_IOMMU - depends on RESET_CONTROLLER select DRM_GEM_CMA_HELPER select DRM_KMS_HELPER select DRM_PANEL diff --git a/drivers/gpu/drm/tegra/Kconfig b/drivers/gpu/drm/tegra/Kconfig index 63ebb154b9b5..bbf5a4b7e0b6 100644 --- a/drivers/gpu/drm/tegra/Kconfig +++ b/drivers/gpu/drm/tegra/Kconfig @@ -3,7 +3,6 @@ config DRM_TEGRA depends on ARCH_TEGRA || (ARM && COMPILE_TEST) depends on COMMON_CLK depends on DRM - depends on RESET_CONTROLLER select DRM_KMS_HELPER select DRM_MIPI_DSI select DRM_PANEL diff --git a/drivers/gpu/ipu-v3/Kconfig b/drivers/gpu/ipu-v3/Kconfig index aefdff95356d..08766c6e7856 100644 --- a/drivers/gpu/ipu-v3/Kconfig +++ b/drivers/gpu/ipu-v3/Kconfig @@ -1,7 +1,6 @@ config IMX_IPUV3_CORE tristate "IPUv3 core support" depends on SOC_IMX5 || SOC_IMX6Q || ARCH_MULTIPLATFORM - depends on RESET_CONTROLLER select GENERIC_IRQ_CHIP help Choose this if you have a i.MX5/6 system and want to use the Image -- cgit v1.2.3 From 0525a062df00ff728919a752d2204b943cf76bd4 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 14 Oct 2016 14:27:07 +0100 Subject: drm/i915: Emit telltales for extra levels of debug upon initialisation After printing our welcome message to the user, also include supplementary details on what debugging is enabled (useful for us to sanity check what extra safeguards are on for any random kernel). Signed-off-by: Chris Wilson Link: http://patchwork.freedesktop.org/patch/msgid/20161014132707.29039-1-chris@chris-wilson.co.uk Reviewed-by: Matthew Auld drm.primary->index); + if (IS_ENABLED(CONFIG_DRM_I915_DEBUG)) + DRM_INFO("DRM_I915_DEBUG enabled\n"); + if (IS_ENABLED(CONFIG_DRM_I915_DEBUG_GEM)) + DRM_INFO("DRM_I915_DEBUG_GEM enabled\n"); intel_runtime_pm_put(dev_priv); -- cgit v1.2.3 From b610393a66c7b8936f2435c33ee032b23581ed4e Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 18 Oct 2016 14:21:50 +0300 Subject: drm: make is_lspcon_adaptor static Fixes sparse warning: drivers/gpu/drm/drm_dp_dual_mode_helper.c:151:6: warning: symbol 'is_lspcon_adaptor' was not declared. Should it be static? Fixes: 056996b95686 ("drm: Helper for lspcon in drm_dp_dual_mode") Cc: Rodrigo Vivi Cc: Shashank Sharma Cc: Reviewed-by: Shashank Sharma Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1476789711-19697-1-git-send-email-jani.nikula@intel.com --- drivers/gpu/drm/drm_dp_dual_mode_helper.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/drm_dp_dual_mode_helper.c b/drivers/gpu/drm/drm_dp_dual_mode_helper.c index a7aeb1ec852c..2624e266abbd 100644 --- a/drivers/gpu/drm/drm_dp_dual_mode_helper.c +++ b/drivers/gpu/drm/drm_dp_dual_mode_helper.c @@ -148,8 +148,8 @@ static bool is_type2_adaptor(uint8_t adaptor_id) DP_DUAL_MODE_REV_TYPE2); } -bool is_lspcon_adaptor(const char hdmi_id[DP_DUAL_MODE_HDMI_ID_LEN], - const uint8_t adaptor_id) +static bool is_lspcon_adaptor(const char hdmi_id[DP_DUAL_MODE_HDMI_ID_LEN], + const uint8_t adaptor_id) { return is_hdmi_adaptor(hdmi_id) && (adaptor_id == (DP_DUAL_MODE_TYPE_TYPE2 | -- cgit v1.2.3 From 1dc16aac8a537942f47c6df14e7165bbaac26907 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 18 Oct 2016 14:21:51 +0300 Subject: drm/i915: make lspcon_get_current_mode static Fixes sparse warning: drivers/gpu/drm/i915/intel_lspcon.c:30:22: warning: symbol 'lspcon_get_current_mode' was not declared. Should it be static? Fixes: dbe9e61b8e43 ("drm/i915: Add lspcon support for I915 driver") Cc: Rodrigo Vivi Cc: Shashank Sharma Reviewed-by: Shashank Sharma Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1476789711-19697-2-git-send-email-jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_lspcon.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_lspcon.c b/drivers/gpu/drm/i915/intel_lspcon.c index d606f1a8f3b6..632149c6b3ad 100644 --- a/drivers/gpu/drm/i915/intel_lspcon.c +++ b/drivers/gpu/drm/i915/intel_lspcon.c @@ -27,7 +27,7 @@ #include #include "intel_drv.h" -enum drm_lspcon_mode lspcon_get_current_mode(struct intel_lspcon *lspcon) +static enum drm_lspcon_mode lspcon_get_current_mode(struct intel_lspcon *lspcon) { enum drm_lspcon_mode current_mode = DRM_LSPCON_MODE_INVALID; struct i2c_adapter *adapter = &lspcon->aux->ddc; -- cgit v1.2.3 From 40fa60c8af68640a582f798d26127f02ba122907 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 19 Oct 2016 11:11:39 +0100 Subject: drm/i915: Catch premature unpinning of pages Try to catch the violation of unpinning the backing storage whilst still bound to the GPU. Signed-off-by: Chris Wilson Link: http://patchwork.freedesktop.org/patch/msgid/20161019101147.17342-5-chris@chris-wilson.co.uk Reviewed-by: Joonas Lahtinen --- drivers/gpu/drm/i915/i915_drv.h | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 33c44c631bab..6c8a104b42ed 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -3181,14 +3181,15 @@ i915_gem_object_get_page(struct drm_i915_gem_object *obj, int n) static inline void i915_gem_object_pin_pages(struct drm_i915_gem_object *obj) { - BUG_ON(obj->pages == NULL); + GEM_BUG_ON(obj->pages == NULL); obj->pages_pin_count++; } static inline void i915_gem_object_unpin_pages(struct drm_i915_gem_object *obj) { - BUG_ON(obj->pages_pin_count == 0); + GEM_BUG_ON(obj->pages_pin_count == 0); obj->pages_pin_count--; + GEM_BUG_ON(obj->pages_pin_count < obj->bind_count); } enum i915_map_type { -- cgit v1.2.3 From e3f56b2953ec8160629295bc2be0c8d3b8f4d1d3 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 18 Oct 2016 14:28:35 +0300 Subject: drm: fix sparse warnings on undeclared symbols in crc debugfs Fixes sparse warnings: drivers/gpu/drm/drm_debugfs_crc.c:118:30: warning: symbol 'drm_crtc_crc_control_fops' was not declared. Should it be static? drivers/gpu/drm/drm_debugfs_crc.c:264:30: warning: symbol 'drm_crtc_crc_data_fops' was not declared. Should it be static? drivers/gpu/drm/drm_debugfs_crc.c:281:5: warning: symbol 'drm_debugfs_crtc_crc_add' was not declared. Should it be static? Fixes: 9edbf1fa600a ("drm: Add API for capturing frame CRCs") Cc: Benjamin Gaignard Cc: Daniel Vetter Cc: Emil Velikov Cc: Tomeu Vizoso Reviewed-by: Chris Wilson Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1476790115-28665-1-git-send-email-jani.nikula@intel.com --- drivers/gpu/drm/drm_debugfs_crc.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/drm_debugfs_crc.c b/drivers/gpu/drm/drm_debugfs_crc.c index 4129405d17c0..00e771fb7df2 100644 --- a/drivers/gpu/drm/drm_debugfs_crc.c +++ b/drivers/gpu/drm/drm_debugfs_crc.c @@ -30,6 +30,7 @@ #include #include #include +#include "drm_internal.h" /** * DOC: CRC ABI @@ -115,7 +116,7 @@ static ssize_t crc_control_write(struct file *file, const char __user *ubuf, return len; } -const struct file_operations drm_crtc_crc_control_fops = { +static const struct file_operations drm_crtc_crc_control_fops = { .owner = THIS_MODULE, .open = crc_control_open, .read = seq_read, @@ -261,7 +262,7 @@ static ssize_t crtc_crc_read(struct file *filep, char __user *user_buf, return LINE_LEN(crc->values_cnt); } -const struct file_operations drm_crtc_crc_data_fops = { +static const struct file_operations drm_crtc_crc_data_fops = { .owner = THIS_MODULE, .open = crtc_crc_open, .read = crtc_crc_read, -- cgit v1.2.3 From 0f9cdd743f7f8d470fff51b11250f02fc554cf1b Mon Sep 17 00:00:00 2001 From: Gustaf Lindström Date: Tue, 4 Oct 2016 17:29:21 +0200 Subject: drm/panel: simple: Add support for Sharp LQ150X1LG11 panels MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The Sharp 15" LQ150X1LG11 panel is an XGA TFT LCD panel. The simple-panel driver is used to get support for essential functionality of the panel. Signed-off-by: Gustaf Lindström Signed-off-by: Peter Rosin [treding@nvidia.com: change .bpc from 8 to 6] Signed-off-by: Thierry Reding --- drivers/gpu/drm/panel/panel-simple.c | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index 113db3c4a633..76f0ef7e5b7c 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -1420,6 +1420,30 @@ static const struct panel_desc sharp_lq123p1jx31 = { }, }; +static const struct drm_display_mode sharp_lq150x1lg11_mode = { + .clock = 71100, + .hdisplay = 1024, + .hsync_start = 1024 + 168, + .hsync_end = 1024 + 168 + 64, + .htotal = 1024 + 168 + 64 + 88, + .vdisplay = 768, + .vsync_start = 768 + 37, + .vsync_end = 768 + 37 + 2, + .vtotal = 768 + 37 + 2 + 8, + .vrefresh = 60, +}; + +static const struct panel_desc sharp_lq150x1lg11 = { + .modes = &sharp_lq150x1lg11_mode, + .num_modes = 1, + .bpc = 6, + .size = { + .width = 304, + .height = 228, + }, + .bus_format = MEDIA_BUS_FMT_RGB565_1X16, +}; + static const struct drm_display_mode shelly_sca07010_bfn_lnn_mode = { .clock = 33300, .hdisplay = 800, @@ -1682,6 +1706,9 @@ static const struct of_device_id platform_of_match[] = { }, { .compatible = "sharp,lq123p1jx31", .data = &sharp_lq123p1jx31, + }, { + .compatible = "sharp,lq150x1lg11", + .data = &sharp_lq150x1lg11, }, { .compatible = "shelly,sca07010-bfn-lnn", .data = &shelly_sca07010_bfn_lnn, -- cgit v1.2.3 From 7ee933a1d5c47521c2b2842e5d6d29e643fd2e4a Mon Sep 17 00:00:00 2001 From: Haixia Shi Date: Tue, 11 Oct 2016 14:59:16 -0700 Subject: drm/panel: simple: Add support for AUO T215HVN01 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The AUO T215HVN01 is a 21.5" FHD (1920x1080) color TFT LCD panel. This panel is used on the Acer Chromebase 21.5-inch All-in-One (DC221HQ). Link to spec: http://www.udmgroup.com/ftp/T215HVN01.0.pdf v2: fix alphabetical order v3: remove minor revision suffix ".0" and add link to spec v4: add dt-binding documentation Signed-off-by: Haixia Shi Tested-by: Haixia Shi Reviewed-by: Stéphane Marchesin Cc: Emil Velikov Cc: Thierry Reding Cc: David Airlie Cc: Rob Herring Cc: Mark Rutland Cc: devicetree@vger.kernel.org Cc: linux-kernel@vger.kernel.org Acked-by: Rob Herring Signed-off-by: Thierry Reding --- .../bindings/display/panel/auo,t215hvn01.txt | 7 +++++ drivers/gpu/drm/panel/panel-simple.c | 30 ++++++++++++++++++++++ 2 files changed, 37 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/panel/auo,t215hvn01.txt (limited to 'drivers') diff --git a/Documentation/devicetree/bindings/display/panel/auo,t215hvn01.txt b/Documentation/devicetree/bindings/display/panel/auo,t215hvn01.txt new file mode 100644 index 000000000000..cbd9da3f03b1 --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/auo,t215hvn01.txt @@ -0,0 +1,7 @@ +AU Optronics Corporation 21.5" FHD (1920x1080) color TFT LCD panel + +Required properties: +- compatible: should be "auo,t215hvn01" + +This binding is compatible with the simple-panel binding, which is specified +in simple-panel.txt in this directory. diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index 76f0ef7e5b7c..140a0bc01395 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -555,6 +555,33 @@ static const struct panel_desc auo_b133htn01 = { }, }; +static const struct drm_display_mode auo_t215hvn01_mode = { + .clock = 148800, + .hdisplay = 1920, + .hsync_start = 1920 + 88, + .hsync_end = 1920 + 88 + 44, + .htotal = 1920 + 88 + 44 + 148, + .vdisplay = 1080, + .vsync_start = 1080 + 4, + .vsync_end = 1080 + 4 + 5, + .vtotal = 1080 + 4 + 5 + 36, + .vrefresh = 60, +}; + +static const struct panel_desc auo_t215hvn01 = { + .modes = &auo_t215hvn01_mode, + .num_modes = 1, + .bpc = 8, + .size = { + .width = 430, + .height = 270, + }, + .delay = { + .disable = 5, + .unprepare = 1000, + } +}; + static const struct drm_display_mode avic_tm070ddh03_mode = { .clock = 51200, .hdisplay = 1024, @@ -1598,6 +1625,9 @@ static const struct of_device_id platform_of_match[] = { }, { .compatible = "auo,b133xtn01", .data = &auo_b133xtn01, + }, { + .compatible = "auo,t215hvn01", + .data = &auo_t215hvn01, }, { .compatible = "avic,tm070ddh03", .data = &avic_tm070ddh03, -- cgit v1.2.3 From 05ec0e4501f7f05ef610070294fcc806ccbbb981 Mon Sep 17 00:00:00 2001 From: Fabien Lahoudere Date: Mon, 17 Oct 2016 11:38:01 +0200 Subject: drm/panel: simple: Add NVD9128 as a simple panel Add New Vision Display 7.0" 800 RGB x 480 TFT LCD panel Signed-off-by: Fabien Lahoudere Acked-by: Rob Herring Signed-off-by: Thierry Reding --- .../devicetree/bindings/display/panel/nvd,9128.txt | 7 ++++++ .../devicetree/bindings/vendor-prefixes.txt | 1 + drivers/gpu/drm/panel/panel-simple.c | 26 ++++++++++++++++++++++ 3 files changed, 34 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/panel/nvd,9128.txt (limited to 'drivers') diff --git a/Documentation/devicetree/bindings/display/panel/nvd,9128.txt b/Documentation/devicetree/bindings/display/panel/nvd,9128.txt new file mode 100644 index 000000000000..17bcd017c678 --- /dev/null +++ b/Documentation/devicetree/bindings/display/panel/nvd,9128.txt @@ -0,0 +1,7 @@ +New Vision Display 7.0" 800 RGB x 480 TFT LCD panel + +Required properties: +- compatible: should be "nvd,9128" + +This binding is compatible with the simple-panel binding, which is specified +in simple-panel.txt in this directory. diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt index f0a48ea78659..d9c51d7f4aac 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.txt +++ b/Documentation/devicetree/bindings/vendor-prefixes.txt @@ -187,6 +187,7 @@ netgear NETGEAR netlogic Broadcom Corporation (formerly NetLogic Microsystems) netxeon Shenzhen Netxeon Technology CO., LTD newhaven Newhaven Display International +nvd New Vision Display nintendo Nintendo nokia Nokia nuvoton Nuvoton Technology Corporation diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index 140a0bc01395..659c75941b45 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -1191,6 +1191,29 @@ static const struct panel_desc nec_nl4827hc19_05b = { .bus_flags = DRM_BUS_FLAG_PIXDATA_POSEDGE, }; +static const struct drm_display_mode nvd_9128_mode = { + .clock = 29500, + .hdisplay = 800, + .hsync_start = 800 + 130, + .hsync_end = 800 + 130 + 98, + .htotal = 800 + 0 + 130 + 98, + .vdisplay = 480, + .vsync_start = 480 + 10, + .vsync_end = 480 + 10 + 50, + .vtotal = 480 + 0 + 10 + 50, +}; + +static const struct panel_desc nvd_9128 = { + .modes = &nvd_9128_mode, + .num_modes = 1, + .bpc = 8, + .size = { + .width = 156, + .height = 88, + }, + .bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG, +}; + static const struct display_timing okaya_rs800480t_7x0gp_timing = { .pixelclock = { 30000000, 30000000, 40000000 }, .hactive = { 800, 800, 800 }, @@ -1706,6 +1729,9 @@ static const struct of_device_id platform_of_match[] = { }, { .compatible = "nec,nl4827hc19-05b", .data = &nec_nl4827hc19_05b, + }, { + .compatible = "nvd,9128", + .data = &nvd_9128, }, { .compatible = "okaya,rs800480t-7x0gp", .data = &okaya_rs800480t_7x0gp, -- cgit v1.2.3 From 613a308159e5dd569d4d480ff0387628724926ca Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Wed, 19 Oct 2016 15:08:04 +0300 Subject: drm: Fix LSPCON kernel-doc MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Fix warnings on building htmldocs. v2: whitespace around '/' (Ville) Fixes: 056996b95686 ("drm: Helper for lspcon in drm_dp_dual_mode") Cc: Rodrigo Vivi Cc: Shashank Sharma Cc: Reviewed-by: Ville Syrjälä Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1476878884-2370-1-git-send-email-jani.nikula@intel.com --- drivers/gpu/drm/drm_dp_dual_mode_helper.c | 14 +++++++------- include/drm/drm_dp_dual_mode_helper.h | 15 ++++++++------- 2 files changed, 15 insertions(+), 14 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/drm_dp_dual_mode_helper.c b/drivers/gpu/drm/drm_dp_dual_mode_helper.c index 2624e266abbd..488355bdafb9 100644 --- a/drivers/gpu/drm/drm_dp_dual_mode_helper.c +++ b/drivers/gpu/drm/drm_dp_dual_mode_helper.c @@ -377,9 +377,9 @@ EXPORT_SYMBOL(drm_dp_get_dual_mode_type_name); /** * drm_lspcon_get_mode: Get LSPCON's current mode of operation by - * by reading offset (0x80, 0x41) - * @i2c_adapter: I2C-over-aux adapter - * @current_mode: out vaiable, current lspcon mode of operation + * reading offset (0x80, 0x41) + * @adapter: I2C-over-aux adapter + * @mode: current lspcon mode of operation output variable * * Returns: * 0 on success, sets the current_mode value to appropriate mode @@ -413,10 +413,10 @@ int drm_lspcon_get_mode(struct i2c_adapter *adapter, EXPORT_SYMBOL(drm_lspcon_get_mode); /** - * drm_lspcon_change_mode: Change LSPCON's mode of operation by - * by writing offset (0x80, 0x40) - * @i2c_adapter: I2C-over-aux adapter - * @reqd_mode: required mode of operation + * drm_lspcon_set_mode: Change LSPCON's mode of operation by + * writing offset (0x80, 0x40) + * @adapter: I2C-over-aux adapter + * @mode: required mode of operation * * Returns: * 0 on success, -error on failure/timeout diff --git a/include/drm/drm_dp_dual_mode_helper.h b/include/drm/drm_dp_dual_mode_helper.h index 55677704add8..4c42db81fcb4 100644 --- a/include/drm/drm_dp_dual_mode_helper.h +++ b/include/drm/drm_dp_dual_mode_helper.h @@ -70,12 +70,13 @@ ssize_t drm_dp_dual_mode_write(struct i2c_adapter *adapter, u8 offset, const void *buffer, size_t size); /** -* enum drm_lspcon_mode -* @lspcon_mode_ls: Level shifter mode of LSPCON -* which drives DP++ to HDMI 1.4 conversion. -* @lspcon_mode_pcon: Protocol converter mode of LSPCON -* which drives DP++ to HDMI 2.0 active conversion. -*/ + * enum drm_lspcon_mode + * @DRM_LSPCON_MODE_INVALID: No LSPCON. + * @DRM_LSPCON_MODE_LS: Level shifter mode of LSPCON + * which drives DP++ to HDMI 1.4 conversion. + * @DRM_LSPCON_MODE_PCON: Protocol converter mode of LSPCON + * which drives DP++ to HDMI 2.0 active conversion. + */ enum drm_lspcon_mode { DRM_LSPCON_MODE_INVALID, DRM_LSPCON_MODE_LS, @@ -90,7 +91,7 @@ enum drm_lspcon_mode { * @DRM_DP_DUAL_MODE_TYPE1_HDMI: Type 1 HDMI adaptor * @DRM_DP_DUAL_MODE_TYPE2_DVI: Type 2 DVI adaptor * @DRM_DP_DUAL_MODE_TYPE2_HDMI: Type 2 HDMI adaptor - * @DRM_DP_DUAL_MODE_TYPE2_LSPCON: Level shifter /protocol converter + * @DRM_DP_DUAL_MODE_LSPCON: Level shifter / protocol converter */ enum drm_dp_dual_mode_type { DRM_DP_DUAL_MODE_NONE, -- cgit v1.2.3 From 38fac8bffca212e932f306c4a27e5b35d3c29419 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 19 Oct 2016 19:05:26 +0100 Subject: drm/i915: STOP_MACHINE is no more, stop selecting it MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The STOP_MACHINE kconfig symbol was removed upstream after making stop_machine() always work, commit 86fffe4a61dd ("kernel: remove stop_machine() Kconfig dependency"), and was removed from i915's Kconfig in commit 21fabbebff0e ("drm/i915: Remove select to deleted STOP_MACHINE from Kconfig"). However, I accidentally reintroduced the select when rebasing an older commit that also was dependent upon a working stop_machine. Fixes: 9f267eb8d2ea ("drm/i915: Stop the machine whilst capturing...") Reported-by: Valentin Rothberg Signed-off-by: Chris Wilson Cc: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/20161019180635.27459-1-chris@chris-wilson.co.uk Reviewed-by: Ville Syrjälä --- drivers/gpu/drm/i915/Kconfig | 1 - 1 file changed, 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig index 6aedc96aa412..1c1b19ccb92f 100644 --- a/drivers/gpu/drm/i915/Kconfig +++ b/drivers/gpu/drm/i915/Kconfig @@ -4,7 +4,6 @@ config DRM_I915 depends on X86 && PCI select INTEL_GTT select INTERVAL_TREE - select STOP_MACHINE # we need shmfs for the swappable backing store, and in particular # the shmem_readpage() which depends upon tmpfs select SHMEM -- cgit v1.2.3 From d8c0fafcbd68eb3506fec3638e7d77a1a55b1121 Mon Sep 17 00:00:00 2001 From: "cpaul@redhat.com" Date: Tue, 18 Oct 2016 16:09:49 -0200 Subject: drm/i915/gen9: Get rid of redundant watermark values MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Now that we've make skl_wm_levels make a little more sense, we can remove all of the redundant wm information. Up until now we'd been storing two copies of all of the skl watermarks: one being the skl_pipe_wm structs, the other being the global wm struct in drm_i915_private containing the raw register values. This is confusing and problematic, since it means we're prone to accidentally letting the two copies go out of sync. So, get rid of all of the functions responsible for computing the register values and just use a single helper, skl_write_wm_level(), to convert and write the new watermarks on the fly. Changes since v1: - Fixup skl_write_wm_level() - Fixup skl_wm_level_from_reg_val() - Don't forget to copy *active to intel_crtc->wm.active.skl Changes since v2: - Fix usage of wrong cstate Changes since v3 (by Paulo): - Rebase Reviewed-by: Maarten Lankhorst Reviewed-by: Paulo Zanoni (v2) Cc: Ville Syrjälä Cc: Matt Roper Cc: Paulo Zanoni Signed-off-by: Lyude Signed-off-by: Paulo Zanoni Link: http://patchwork.freedesktop.org/patch/msgid/1476814189-6062-1-git-send-email-paulo.r.zanoni@intel.com --- drivers/gpu/drm/i915/i915_drv.h | 2 - drivers/gpu/drm/i915/intel_display.c | 14 ++- drivers/gpu/drm/i915/intel_drv.h | 6 +- drivers/gpu/drm/i915/intel_pm.c | 203 ++++++++++++----------------------- drivers/gpu/drm/i915/intel_sprite.c | 8 +- 5 files changed, 90 insertions(+), 143 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 6c8a104b42ed..b339c916f7a9 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1648,8 +1648,6 @@ struct skl_ddb_allocation { struct skl_wm_values { unsigned dirty_pipes; struct skl_ddb_allocation ddb; - uint32_t plane[I915_MAX_PIPES][I915_MAX_PLANES][8]; - uint32_t plane_trans[I915_MAX_PIPES][I915_MAX_PLANES]; }; struct skl_wm_level { diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 9395878abc56..0e18cf479328 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -3385,6 +3385,8 @@ static void skylake_update_primary_plane(struct drm_plane *plane, struct intel_crtc *intel_crtc = to_intel_crtc(crtc_state->base.crtc); struct drm_framebuffer *fb = plane_state->base.fb; const struct skl_wm_values *wm = &dev_priv->wm.skl_results; + const struct skl_plane_wm *p_wm = + &crtc_state->wm.skl.optimal.planes[0]; int pipe = intel_crtc->pipe; u32 plane_ctl; unsigned int rotation = plane_state->base.rotation; @@ -3421,7 +3423,7 @@ static void skylake_update_primary_plane(struct drm_plane *plane, intel_crtc->adjusted_y = src_y; if (wm->dirty_pipes & drm_crtc_mask(&intel_crtc->base)) - skl_write_plane_wm(intel_crtc, wm, 0); + skl_write_plane_wm(intel_crtc, p_wm, &wm->ddb, 0); I915_WRITE(PLANE_CTL(pipe, 0), plane_ctl); I915_WRITE(PLANE_OFFSET(pipe, 0), (src_y << 16) | src_x); @@ -3455,6 +3457,8 @@ static void skylake_disable_primary_plane(struct drm_plane *primary, struct drm_device *dev = crtc->dev; struct drm_i915_private *dev_priv = to_i915(dev); struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + struct intel_crtc_state *cstate = to_intel_crtc_state(crtc->state); + const struct skl_plane_wm *p_wm = &cstate->wm.skl.optimal.planes[0]; int pipe = intel_crtc->pipe; /* @@ -3462,7 +3466,8 @@ static void skylake_disable_primary_plane(struct drm_plane *primary, * plane's visiblity isn't actually changing neither is its watermarks. */ if (!crtc->primary->state->visible) - skl_write_plane_wm(intel_crtc, &dev_priv->wm.skl_results, 0); + skl_write_plane_wm(intel_crtc, p_wm, + &dev_priv->wm.skl_results.ddb, 0); I915_WRITE(PLANE_CTL(pipe, 0), 0); I915_WRITE(PLANE_SURF(pipe, 0), 0); @@ -10833,12 +10838,15 @@ static void i9xx_update_cursor(struct drm_crtc *crtc, u32 base, struct drm_device *dev = crtc->dev; struct drm_i915_private *dev_priv = to_i915(dev); struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + struct intel_crtc_state *cstate = to_intel_crtc_state(crtc->state); const struct skl_wm_values *wm = &dev_priv->wm.skl_results; + const struct skl_plane_wm *p_wm = + &cstate->wm.skl.optimal.planes[PLANE_CURSOR]; int pipe = intel_crtc->pipe; uint32_t cntl = 0; if (INTEL_GEN(dev_priv) >= 9 && wm->dirty_pipes & drm_crtc_mask(crtc)) - skl_write_cursor_wm(intel_crtc, wm); + skl_write_cursor_wm(intel_crtc, p_wm, &wm->ddb); if (plane_state && plane_state->base.visible) { cntl = MCURSOR_GAMMA_ENABLE; diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 5760420ace61..a158d7e7edae 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1773,9 +1773,11 @@ bool skl_ddb_allocation_equals(const struct skl_ddb_allocation *old, bool skl_ddb_allocation_overlaps(struct drm_atomic_state *state, struct intel_crtc *intel_crtc); void skl_write_cursor_wm(struct intel_crtc *intel_crtc, - const struct skl_wm_values *wm); + const struct skl_plane_wm *wm, + const struct skl_ddb_allocation *ddb); void skl_write_plane_wm(struct intel_crtc *intel_crtc, - const struct skl_wm_values *wm, + const struct skl_plane_wm *wm, + const struct skl_ddb_allocation *ddb, int plane); uint32_t ilk_pipe_pixel_rate(const struct intel_crtc_state *pipe_config); bool ilk_disable_lp_wm(struct drm_device *dev); diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 48d2b71d5e11..84e3272e5136 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3020,8 +3020,10 @@ bool intel_can_enable_sagv(struct drm_atomic_state *state) struct intel_atomic_state *intel_state = to_intel_atomic_state(state); struct intel_crtc *crtc; struct intel_plane *plane; + struct intel_crtc_state *cstate; + struct skl_plane_wm *wm; enum pipe pipe; - int level, id, latency; + int level, latency; if (!intel_has_sagv(dev_priv)) return false; @@ -3040,20 +3042,21 @@ bool intel_can_enable_sagv(struct drm_atomic_state *state) /* Since we're now guaranteed to only have one active CRTC... */ pipe = ffs(intel_state->active_crtcs) - 1; crtc = to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]); + cstate = to_intel_crtc_state(crtc->base.state); if (crtc->base.state->adjusted_mode.flags & DRM_MODE_FLAG_INTERLACE) return false; for_each_intel_plane_on_crtc(dev, crtc, plane) { - id = skl_wm_plane_id(plane); + wm = &cstate->wm.skl.optimal.planes[skl_wm_plane_id(plane)]; /* Skip this plane if it's not enabled */ - if (intel_state->wm_results.plane[pipe][id][0] == 0) + if (!wm->wm[0].plane_en) continue; /* Find the highest enabled wm level for this plane */ for (level = ilk_wm_max_level(dev_priv); - intel_state->wm_results.plane[pipe][id][level] == 0; --level) + !wm->wm[level].plane_en; --level) { } latency = dev_priv->wm.skl_latency[level]; @@ -3814,66 +3817,6 @@ static int skl_build_pipe_wm(struct intel_crtc_state *cstate, return 0; } -static void skl_compute_wm_results(struct drm_device *dev, - struct skl_pipe_wm *p_wm, - struct skl_wm_values *r, - struct intel_crtc *intel_crtc) -{ - int level, max_level = ilk_wm_max_level(to_i915(dev)); - struct skl_plane_wm *plane_wm; - enum pipe pipe = intel_crtc->pipe; - uint32_t temp; - int i; - - for (i = 0; i < intel_num_planes(intel_crtc); i++) { - plane_wm = &p_wm->planes[i]; - - for (level = 0; level <= max_level; level++) { - temp = 0; - - temp |= plane_wm->wm[level].plane_res_l << - PLANE_WM_LINES_SHIFT; - temp |= plane_wm->wm[level].plane_res_b; - if (plane_wm->wm[level].plane_en) - temp |= PLANE_WM_EN; - - r->plane[pipe][i][level] = temp; - } - } - - for (level = 0; level <= max_level; level++) { - plane_wm = &p_wm->planes[PLANE_CURSOR]; - temp = 0; - temp |= plane_wm->wm[level].plane_res_l << PLANE_WM_LINES_SHIFT; - temp |= plane_wm->wm[level].plane_res_b; - if (plane_wm->wm[level].plane_en) - temp |= PLANE_WM_EN; - - r->plane[pipe][PLANE_CURSOR][level] = temp; - } - - /* transition WMs */ - for (i = 0; i < intel_num_planes(intel_crtc); i++) { - plane_wm = &p_wm->planes[i]; - temp = 0; - temp |= plane_wm->trans_wm.plane_res_l << PLANE_WM_LINES_SHIFT; - temp |= plane_wm->trans_wm.plane_res_b; - if (plane_wm->trans_wm.plane_en) - temp |= PLANE_WM_EN; - - r->plane_trans[pipe][i] = temp; - } - - plane_wm = &p_wm->planes[PLANE_CURSOR]; - temp = 0; - temp |= plane_wm->trans_wm.plane_res_l << PLANE_WM_LINES_SHIFT; - temp |= plane_wm->trans_wm.plane_res_b; - if (plane_wm->trans_wm.plane_en) - temp |= PLANE_WM_EN; - - r->plane_trans[pipe][PLANE_CURSOR] = temp; -} - static void skl_ddb_entry_write(struct drm_i915_private *dev_priv, i915_reg_t reg, const struct skl_ddb_entry *entry) @@ -3884,8 +3827,24 @@ static void skl_ddb_entry_write(struct drm_i915_private *dev_priv, I915_WRITE(reg, 0); } +static void skl_write_wm_level(struct drm_i915_private *dev_priv, + i915_reg_t reg, + const struct skl_wm_level *level) +{ + uint32_t val = 0; + + if (level->plane_en) { + val |= PLANE_WM_EN; + val |= level->plane_res_b; + val |= level->plane_res_l << PLANE_WM_LINES_SHIFT; + } + + I915_WRITE(reg, val); +} + void skl_write_plane_wm(struct intel_crtc *intel_crtc, - const struct skl_wm_values *wm, + const struct skl_plane_wm *wm, + const struct skl_ddb_allocation *ddb, int plane) { struct drm_crtc *crtc = &intel_crtc->base; @@ -3895,19 +3854,21 @@ void skl_write_plane_wm(struct intel_crtc *intel_crtc, enum pipe pipe = intel_crtc->pipe; for (level = 0; level <= max_level; level++) { - I915_WRITE(PLANE_WM(pipe, plane, level), - wm->plane[pipe][plane][level]); + skl_write_wm_level(dev_priv, PLANE_WM(pipe, plane, level), + &wm->wm[level]); } - I915_WRITE(PLANE_WM_TRANS(pipe, plane), wm->plane_trans[pipe][plane]); + skl_write_wm_level(dev_priv, PLANE_WM_TRANS(pipe, plane), + &wm->trans_wm); skl_ddb_entry_write(dev_priv, PLANE_BUF_CFG(pipe, plane), - &wm->ddb.plane[pipe][plane]); + &ddb->plane[pipe][plane]); skl_ddb_entry_write(dev_priv, PLANE_NV12_BUF_CFG(pipe, plane), - &wm->ddb.y_plane[pipe][plane]); + &ddb->y_plane[pipe][plane]); } void skl_write_cursor_wm(struct intel_crtc *intel_crtc, - const struct skl_wm_values *wm) + const struct skl_plane_wm *wm, + const struct skl_ddb_allocation *ddb) { struct drm_crtc *crtc = &intel_crtc->base; struct drm_device *dev = crtc->dev; @@ -3916,13 +3877,13 @@ void skl_write_cursor_wm(struct intel_crtc *intel_crtc, enum pipe pipe = intel_crtc->pipe; for (level = 0; level <= max_level; level++) { - I915_WRITE(CUR_WM(pipe, level), - wm->plane[pipe][PLANE_CURSOR][level]); + skl_write_wm_level(dev_priv, CUR_WM(pipe, level), + &wm->wm[level]); } - I915_WRITE(CUR_WM_TRANS(pipe), wm->plane_trans[pipe][PLANE_CURSOR]); + skl_write_wm_level(dev_priv, CUR_WM_TRANS(pipe), &wm->trans_wm); skl_ddb_entry_write(dev_priv, CUR_BUF_CFG(pipe), - &wm->ddb.plane[pipe][PLANE_CURSOR]); + &ddb->plane[pipe][PLANE_CURSOR]); } static inline bool skl_ddb_entries_overlap(const struct skl_ddb_entry *a, @@ -4106,11 +4067,6 @@ skl_copy_wm_for_pipe(struct skl_wm_values *dst, struct skl_wm_values *src, enum pipe pipe) { - memcpy(dst->plane[pipe], src->plane[pipe], - sizeof(dst->plane[pipe])); - memcpy(dst->plane_trans[pipe], src->plane_trans[pipe], - sizeof(dst->plane_trans[pipe])); - memcpy(dst->ddb.y_plane[pipe], src->ddb.y_plane[pipe], sizeof(dst->ddb.y_plane[pipe])); memcpy(dst->ddb.plane[pipe], src->ddb.plane[pipe], @@ -4159,7 +4115,6 @@ skl_compute_wm(struct drm_atomic_state *state) * no suitable watermark values can be found. */ for_each_crtc_in_state(state, crtc, cstate, i) { - struct intel_crtc *intel_crtc = to_intel_crtc(crtc); struct intel_crtc_state *intel_cstate = to_intel_crtc_state(cstate); @@ -4177,7 +4132,6 @@ skl_compute_wm(struct drm_atomic_state *state) continue; intel_cstate->update_wm_pre = true; - skl_compute_wm_results(crtc->dev, pipe_wm, results, intel_crtc); } return 0; @@ -4211,9 +4165,11 @@ static void skl_update_wm(struct drm_crtc *crtc) int plane; for (plane = 0; plane < intel_num_planes(intel_crtc); plane++) - skl_write_plane_wm(intel_crtc, results, plane); + skl_write_plane_wm(intel_crtc, &pipe_wm->planes[plane], + &results->ddb, plane); - skl_write_cursor_wm(intel_crtc, results); + skl_write_cursor_wm(intel_crtc, &pipe_wm->planes[PLANE_CURSOR], + &results->ddb); } skl_copy_wm_for_pipe(hw_vals, results, pipe); @@ -4298,26 +4254,13 @@ static void ilk_optimize_watermarks(struct intel_crtc_state *cstate) mutex_unlock(&dev_priv->wm.wm_mutex); } -static void skl_pipe_wm_active_state(uint32_t val, - struct skl_pipe_wm *active, - bool is_transwm, - int i, - int level) +static inline void skl_wm_level_from_reg_val(uint32_t val, + struct skl_wm_level *level) { - struct skl_plane_wm *plane_wm = &active->planes[i]; - bool is_enabled = (val & PLANE_WM_EN) != 0; - - if (!is_transwm) { - plane_wm->wm[level].plane_en = is_enabled; - plane_wm->wm[level].plane_res_b = val & PLANE_WM_BLOCKS_MASK; - plane_wm->wm[level].plane_res_l = - (val >> PLANE_WM_LINES_SHIFT) & PLANE_WM_LINES_MASK; - } else { - plane_wm->trans_wm.plane_en = is_enabled; - plane_wm->trans_wm.plane_res_b = val & PLANE_WM_BLOCKS_MASK; - plane_wm->trans_wm.plane_res_l = - (val >> PLANE_WM_LINES_SHIFT) & PLANE_WM_LINES_MASK; - } + level->plane_en = val & PLANE_WM_EN; + level->plane_res_b = val & PLANE_WM_BLOCKS_MASK; + level->plane_res_l = (val >> PLANE_WM_LINES_SHIFT) & + PLANE_WM_LINES_MASK; } static void skl_pipe_wm_get_hw_state(struct drm_crtc *crtc) @@ -4327,49 +4270,41 @@ static void skl_pipe_wm_get_hw_state(struct drm_crtc *crtc) struct skl_wm_values *hw = &dev_priv->wm.skl_hw; struct intel_crtc *intel_crtc = to_intel_crtc(crtc); struct intel_crtc_state *cstate = to_intel_crtc_state(crtc->state); + struct intel_plane *intel_plane; struct skl_pipe_wm *active = &cstate->wm.skl.optimal; + struct skl_plane_wm *wm; enum pipe pipe = intel_crtc->pipe; - int level, i, max_level; - uint32_t temp; + int level, id, max_level; + uint32_t val; max_level = ilk_wm_max_level(dev_priv); - for (level = 0; level <= max_level; level++) { - for (i = 0; i < intel_num_planes(intel_crtc); i++) - hw->plane[pipe][i][level] = - I915_READ(PLANE_WM(pipe, i, level)); - hw->plane[pipe][PLANE_CURSOR][level] = I915_READ(CUR_WM(pipe, level)); - } - - for (i = 0; i < intel_num_planes(intel_crtc); i++) - hw->plane_trans[pipe][i] = I915_READ(PLANE_WM_TRANS(pipe, i)); - hw->plane_trans[pipe][PLANE_CURSOR] = I915_READ(CUR_WM_TRANS(pipe)); - - if (!intel_crtc->active) - return; - - hw->dirty_pipes |= drm_crtc_mask(crtc); + for_each_intel_plane_on_crtc(dev, intel_crtc, intel_plane) { + id = skl_wm_plane_id(intel_plane); + wm = &cstate->wm.skl.optimal.planes[id]; - active->linetime = I915_READ(PIPE_WM_LINETIME(pipe)); + for (level = 0; level <= max_level; level++) { + if (id != PLANE_CURSOR) + val = I915_READ(PLANE_WM(pipe, id, level)); + else + val = I915_READ(CUR_WM(pipe, level)); - for (level = 0; level <= max_level; level++) { - for (i = 0; i < intel_num_planes(intel_crtc); i++) { - temp = hw->plane[pipe][i][level]; - skl_pipe_wm_active_state(temp, active, false, i, level); + skl_wm_level_from_reg_val(val, &wm->wm[level]); } - temp = hw->plane[pipe][PLANE_CURSOR][level]; - skl_pipe_wm_active_state(temp, active, false, PLANE_CURSOR, - level); - } - for (i = 0; i < intel_num_planes(intel_crtc); i++) { - temp = hw->plane_trans[pipe][i]; - skl_pipe_wm_active_state(temp, active, true, i, 0); + if (id != PLANE_CURSOR) + val = I915_READ(PLANE_WM_TRANS(pipe, id)); + else + val = I915_READ(CUR_WM_TRANS(pipe)); + + skl_wm_level_from_reg_val(val, &wm->trans_wm); } - temp = hw->plane_trans[pipe][PLANE_CURSOR]; - skl_pipe_wm_active_state(temp, active, true, PLANE_CURSOR, 0); + if (!intel_crtc->active) + return; + hw->dirty_pipes |= drm_crtc_mask(crtc); + active->linetime = I915_READ(PIPE_WM_LINETIME(pipe)); intel_crtc->wm.active.skl = *active; } diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index c7d9a20e370d..e7d2cff8569d 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -208,6 +208,8 @@ skl_update_plane(struct drm_plane *drm_plane, struct intel_crtc *intel_crtc = to_intel_crtc(crtc); const int pipe = intel_plane->pipe; const int plane = intel_plane->plane + 1; + const struct skl_plane_wm *p_wm = + &crtc_state->wm.skl.optimal.planes[plane]; u32 plane_ctl; const struct drm_intel_sprite_colorkey *key = &plane_state->ckey; u32 surf_addr = plane_state->main.offset; @@ -232,7 +234,7 @@ skl_update_plane(struct drm_plane *drm_plane, plane_ctl |= skl_plane_ctl_rotation(rotation); if (wm->dirty_pipes & drm_crtc_mask(crtc)) - skl_write_plane_wm(intel_crtc, wm, plane); + skl_write_plane_wm(intel_crtc, p_wm, &wm->ddb, plane); if (key->flags) { I915_WRITE(PLANE_KEYVAL(pipe, plane), key->min_value); @@ -289,6 +291,7 @@ skl_disable_plane(struct drm_plane *dplane, struct drm_crtc *crtc) struct drm_device *dev = dplane->dev; struct drm_i915_private *dev_priv = to_i915(dev); struct intel_plane *intel_plane = to_intel_plane(dplane); + struct intel_crtc_state *cstate = to_intel_crtc_state(crtc->state); const int pipe = intel_plane->pipe; const int plane = intel_plane->plane + 1; @@ -298,7 +301,8 @@ skl_disable_plane(struct drm_plane *dplane, struct drm_crtc *crtc) */ if (!dplane->state->visible) skl_write_plane_wm(to_intel_crtc(crtc), - &dev_priv->wm.skl_results, plane); + &cstate->wm.skl.optimal.planes[plane], + &dev_priv->wm.skl_results.ddb, plane); I915_WRITE(PLANE_CTL(pipe, plane), 0); -- cgit v1.2.3 From 413fc530c5b2fbf8c5ff926aaa18d7597463c055 Mon Sep 17 00:00:00 2001 From: "cpaul@redhat.com" Date: Fri, 14 Oct 2016 17:31:54 -0400 Subject: drm/i915/gen9: Add ddb changes to atomic debug output MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Finally, add some debugging output for ddb changes in the atomic debug output. This makes it a lot easier to spot bugs from incorrect ddb allocations. Signed-off-by: Lyude Reviewed-by: Maarten Lankhorst Reviewed-by: Paulo Zanoni Cc: Ville Syrjälä Cc: Matt Roper Cc: Paulo Zanoni Signed-off-by: Paulo Zanoni Link: http://patchwork.freedesktop.org/patch/msgid/1476480722-13015-7-git-send-email-cpaul@redhat.com --- drivers/gpu/drm/i915/intel_pm.c | 54 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 84e3272e5136..26c49bd00fc2 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -4073,6 +4073,58 @@ skl_copy_wm_for_pipe(struct skl_wm_values *dst, sizeof(dst->ddb.plane[pipe])); } +static void +skl_print_wm_changes(const struct drm_atomic_state *state) +{ + const struct drm_device *dev = state->dev; + const struct drm_i915_private *dev_priv = to_i915(dev); + const struct intel_atomic_state *intel_state = + to_intel_atomic_state(state); + const struct drm_crtc *crtc; + const struct drm_crtc_state *cstate; + const struct drm_plane *plane; + const struct intel_plane *intel_plane; + const struct drm_plane_state *pstate; + const struct skl_ddb_allocation *old_ddb = &dev_priv->wm.skl_hw.ddb; + const struct skl_ddb_allocation *new_ddb = &intel_state->wm_results.ddb; + enum pipe pipe; + int id; + int i, j; + + for_each_crtc_in_state(state, crtc, cstate, i) { + pipe = to_intel_crtc(crtc)->pipe; + + for_each_plane_in_state(state, plane, pstate, j) { + const struct skl_ddb_entry *old, *new; + + intel_plane = to_intel_plane(plane); + id = skl_wm_plane_id(intel_plane); + old = &old_ddb->plane[pipe][id]; + new = &new_ddb->plane[pipe][id]; + + if (intel_plane->pipe != pipe) + continue; + + if (skl_ddb_entry_equal(old, new)) + continue; + + if (id != PLANE_CURSOR) { + DRM_DEBUG_ATOMIC("[PLANE:%d:plane %d%c] ddb (%d - %d) -> (%d - %d)\n", + plane->base.id, id + 1, + pipe_name(pipe), + old->start, old->end, + new->start, new->end); + } else { + DRM_DEBUG_ATOMIC("[PLANE:%d:cursor %c] ddb (%d - %d) -> (%d - %d)\n", + plane->base.id, + pipe_name(pipe), + old->start, old->end, + new->start, new->end); + } + } + } +} + static int skl_compute_wm(struct drm_atomic_state *state) { @@ -4134,6 +4186,8 @@ skl_compute_wm(struct drm_atomic_state *state) intel_cstate->update_wm_pre = true; } + skl_print_wm_changes(state); + return 0; } -- cgit v1.2.3 From bf9d99ad17ff3d85dc8c807063f76560587d983a Mon Sep 17 00:00:00 2001 From: "cpaul@redhat.com" Date: Fri, 14 Oct 2016 17:31:55 -0400 Subject: drm/i915/gen9: Make skl_pipe_wm_get_hw_state() reusable MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit There's not much of a reason this should have the locations to read out the hardware state hardcoded, so allow the caller to specify the location and add this function to intel_drv.h. As well, we're going to need this function to be reusable for the next patch. Changes since v1: - Fix accidental behavior change in the code that Paulo pointed out Signed-off-by: Lyude Cc: Maarten Lankhorst Cc: Ville Syrjälä Cc: Matt Roper Cc: Paulo Zanoni Reviewed-by: Paulo Zanoni Signed-off-by: Paulo Zanoni Link: http://patchwork.freedesktop.org/patch/msgid/1476480722-13015-8-git-send-email-cpaul@redhat.com --- drivers/gpu/drm/i915/intel_drv.h | 2 ++ drivers/gpu/drm/i915/intel_pm.c | 28 ++++++++++++++++++---------- 2 files changed, 20 insertions(+), 10 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index a158d7e7edae..925df51f67f1 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1764,6 +1764,8 @@ void ilk_wm_get_hw_state(struct drm_device *dev); void skl_wm_get_hw_state(struct drm_device *dev); void skl_ddb_get_hw_state(struct drm_i915_private *dev_priv, struct skl_ddb_allocation *ddb /* out */); +void skl_pipe_wm_get_hw_state(struct drm_crtc *crtc, + struct skl_pipe_wm *out); bool intel_can_enable_sagv(struct drm_atomic_state *state); int intel_enable_sagv(struct drm_i915_private *dev_priv); int intel_disable_sagv(struct drm_i915_private *dev_priv); diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 26c49bd00fc2..65277122a279 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -4317,15 +4317,13 @@ static inline void skl_wm_level_from_reg_val(uint32_t val, PLANE_WM_LINES_MASK; } -static void skl_pipe_wm_get_hw_state(struct drm_crtc *crtc) +void skl_pipe_wm_get_hw_state(struct drm_crtc *crtc, + struct skl_pipe_wm *out) { struct drm_device *dev = crtc->dev; struct drm_i915_private *dev_priv = to_i915(dev); - struct skl_wm_values *hw = &dev_priv->wm.skl_hw; struct intel_crtc *intel_crtc = to_intel_crtc(crtc); - struct intel_crtc_state *cstate = to_intel_crtc_state(crtc->state); struct intel_plane *intel_plane; - struct skl_pipe_wm *active = &cstate->wm.skl.optimal; struct skl_plane_wm *wm; enum pipe pipe = intel_crtc->pipe; int level, id, max_level; @@ -4335,7 +4333,7 @@ static void skl_pipe_wm_get_hw_state(struct drm_crtc *crtc) for_each_intel_plane_on_crtc(dev, intel_crtc, intel_plane) { id = skl_wm_plane_id(intel_plane); - wm = &cstate->wm.skl.optimal.planes[id]; + wm = &out->planes[id]; for (level = 0; level <= max_level; level++) { if (id != PLANE_CURSOR) @@ -4357,20 +4355,30 @@ static void skl_pipe_wm_get_hw_state(struct drm_crtc *crtc) if (!intel_crtc->active) return; - hw->dirty_pipes |= drm_crtc_mask(crtc); - active->linetime = I915_READ(PIPE_WM_LINETIME(pipe)); - intel_crtc->wm.active.skl = *active; + out->linetime = I915_READ(PIPE_WM_LINETIME(pipe)); } void skl_wm_get_hw_state(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); + struct skl_wm_values *hw = &dev_priv->wm.skl_hw; struct skl_ddb_allocation *ddb = &dev_priv->wm.skl_hw.ddb; struct drm_crtc *crtc; + struct intel_crtc *intel_crtc; + struct intel_crtc_state *cstate; skl_ddb_get_hw_state(dev_priv, ddb); - list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) - skl_pipe_wm_get_hw_state(crtc); + list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { + intel_crtc = to_intel_crtc(crtc); + cstate = to_intel_crtc_state(crtc->state); + + skl_pipe_wm_get_hw_state(crtc, &cstate->wm.skl.optimal); + + if (intel_crtc->active) { + hw->dirty_pipes |= drm_crtc_mask(crtc); + intel_crtc->wm.active.skl = cstate->wm.skl.optimal; + } + } if (dev_priv->active_crtcs) { /* Fully recompute DDB on first atomic commit */ -- cgit v1.2.3 From 45ece23016ccd86a4629c9f74e22f0c06afa88f5 Mon Sep 17 00:00:00 2001 From: "cpaul@redhat.com" Date: Fri, 14 Oct 2016 17:31:56 -0400 Subject: drm/i915/gen9: Add skl_wm_level_equals() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Helper we're going to be using for implementing verification of the wm levels in skl_verify_wm_level(). Signed-off-by: Lyude Reviewed-by: Paulo Zanoni Cc: Maarten Lankhorst Cc: Ville Syrjälä Cc: Matt Roper Cc: Paulo Zanoni Signed-off-by: Paulo Zanoni Link: http://patchwork.freedesktop.org/patch/msgid/1476480722-13015-9-git-send-email-cpaul@redhat.com --- drivers/gpu/drm/i915/intel_drv.h | 2 ++ drivers/gpu/drm/i915/intel_pm.c | 14 ++++++++++++++ 2 files changed, 16 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 925df51f67f1..c06a33e0ff19 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1769,6 +1769,8 @@ void skl_pipe_wm_get_hw_state(struct drm_crtc *crtc, bool intel_can_enable_sagv(struct drm_atomic_state *state); int intel_enable_sagv(struct drm_i915_private *dev_priv); int intel_disable_sagv(struct drm_i915_private *dev_priv); +bool skl_wm_level_equals(const struct skl_wm_level *l1, + const struct skl_wm_level *l2); bool skl_ddb_allocation_equals(const struct skl_ddb_allocation *old, const struct skl_ddb_allocation *new, enum pipe pipe); diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 65277122a279..0a9e7f2045d4 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3886,6 +3886,20 @@ void skl_write_cursor_wm(struct intel_crtc *intel_crtc, &ddb->plane[pipe][PLANE_CURSOR]); } +bool skl_wm_level_equals(const struct skl_wm_level *l1, + const struct skl_wm_level *l2) +{ + if (l1->plane_en != l2->plane_en) + return false; + + /* If both planes aren't enabled, the rest shouldn't matter */ + if (!l1->plane_en) + return true; + + return (l1->plane_res_l == l2->plane_res_l && + l1->plane_res_b == l2->plane_res_b); +} + static inline bool skl_ddb_entries_overlap(const struct skl_ddb_entry *a, const struct skl_ddb_entry *b) { -- cgit v1.2.3 From 3de8a14c288c1f83b9cd4bf24bb4fe6d0c22635b Mon Sep 17 00:00:00 2001 From: "cpaul@redhat.com" Date: Fri, 14 Oct 2016 17:31:57 -0400 Subject: drm/i915/gen9: Actually verify WM levels in verify_wm_state() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Thanks to Paulo Zanoni for indirectly pointing this out. Looks like we never actually added any code for checking whether or not we actually wrote watermark levels properly. Let's fix that. Changes since v1: - Use %u instead of %d when printing WM state mismatches Signed-off-by: Lyude Reviewed-by: Paulo Zanoni Cc: Maarten Lankhorst Cc: Ville Syrjälä Cc: Matt Roper Cc: Paulo Zanoni Signed-off-by: Paulo Zanoni Link: http://patchwork.freedesktop.org/patch/msgid/1476480722-13015-10-git-send-email-cpaul@redhat.com --- drivers/gpu/drm/i915/intel_display.c | 100 +++++++++++++++++++++++++++++------ 1 file changed, 84 insertions(+), 16 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 0e18cf479328..0c97116c49b9 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -13462,30 +13462,66 @@ static void verify_wm_state(struct drm_crtc *crtc, struct drm_device *dev = crtc->dev; struct drm_i915_private *dev_priv = to_i915(dev); struct skl_ddb_allocation hw_ddb, *sw_ddb; - struct skl_ddb_entry *hw_entry, *sw_entry; + struct skl_pipe_wm hw_wm, *sw_wm; + struct skl_plane_wm *hw_plane_wm, *sw_plane_wm; + struct skl_ddb_entry *hw_ddb_entry, *sw_ddb_entry; struct intel_crtc *intel_crtc = to_intel_crtc(crtc); const enum pipe pipe = intel_crtc->pipe; - int plane; + int plane, level, max_level = ilk_wm_max_level(dev_priv); if (INTEL_INFO(dev)->gen < 9 || !new_state->active) return; + skl_pipe_wm_get_hw_state(crtc, &hw_wm); + sw_wm = &intel_crtc->wm.active.skl; + skl_ddb_get_hw_state(dev_priv, &hw_ddb); sw_ddb = &dev_priv->wm.skl_hw.ddb; /* planes */ for_each_plane(dev_priv, pipe, plane) { - hw_entry = &hw_ddb.plane[pipe][plane]; - sw_entry = &sw_ddb->plane[pipe][plane]; + hw_plane_wm = &hw_wm.planes[plane]; + sw_plane_wm = &sw_wm->planes[plane]; - if (skl_ddb_entry_equal(hw_entry, sw_entry)) - continue; + /* Watermarks */ + for (level = 0; level <= max_level; level++) { + if (skl_wm_level_equals(&hw_plane_wm->wm[level], + &sw_plane_wm->wm[level])) + continue; + + DRM_ERROR("mismatch in WM pipe %c plane %d level %d (expected e=%d b=%u l=%u, got e=%d b=%u l=%u)\n", + pipe_name(pipe), plane + 1, level, + sw_plane_wm->wm[level].plane_en, + sw_plane_wm->wm[level].plane_res_b, + sw_plane_wm->wm[level].plane_res_l, + hw_plane_wm->wm[level].plane_en, + hw_plane_wm->wm[level].plane_res_b, + hw_plane_wm->wm[level].plane_res_l); + } - DRM_ERROR("mismatch in DDB state pipe %c plane %d " - "(expected (%u,%u), found (%u,%u))\n", - pipe_name(pipe), plane + 1, - sw_entry->start, sw_entry->end, - hw_entry->start, hw_entry->end); + if (!skl_wm_level_equals(&hw_plane_wm->trans_wm, + &sw_plane_wm->trans_wm)) { + DRM_ERROR("mismatch in trans WM pipe %c plane %d (expected e=%d b=%u l=%u, got e=%d b=%u l=%u)\n", + pipe_name(pipe), plane + 1, + sw_plane_wm->trans_wm.plane_en, + sw_plane_wm->trans_wm.plane_res_b, + sw_plane_wm->trans_wm.plane_res_l, + hw_plane_wm->trans_wm.plane_en, + hw_plane_wm->trans_wm.plane_res_b, + hw_plane_wm->trans_wm.plane_res_l); + } + + /* DDB */ + hw_ddb_entry = &hw_ddb.plane[pipe][plane]; + sw_ddb_entry = &sw_ddb->plane[pipe][plane]; + + if (!skl_ddb_entry_equal(hw_ddb_entry, sw_ddb_entry)) { + DRM_ERROR("mismatch in DDB state pipe %c plane %d " + "(expected (%u,%u), found (%u,%u))\n", + pipe_name(pipe), plane + 1, + sw_ddb_entry->start, sw_ddb_entry->end, + hw_ddb_entry->start, hw_ddb_entry->end); + } } /* @@ -13495,15 +13531,47 @@ static void verify_wm_state(struct drm_crtc *crtc, * once the plane becomes visible, we can skip this check */ if (intel_crtc->cursor_addr) { - hw_entry = &hw_ddb.plane[pipe][PLANE_CURSOR]; - sw_entry = &sw_ddb->plane[pipe][PLANE_CURSOR]; + hw_plane_wm = &hw_wm.planes[PLANE_CURSOR]; + sw_plane_wm = &sw_wm->planes[PLANE_CURSOR]; + + /* Watermarks */ + for (level = 0; level <= max_level; level++) { + if (skl_wm_level_equals(&hw_plane_wm->wm[level], + &sw_plane_wm->wm[level])) + continue; + + DRM_ERROR("mismatch in WM pipe %c cursor level %d (expected e=%d b=%u l=%u, got e=%d b=%u l=%u)\n", + pipe_name(pipe), level, + sw_plane_wm->wm[level].plane_en, + sw_plane_wm->wm[level].plane_res_b, + sw_plane_wm->wm[level].plane_res_l, + hw_plane_wm->wm[level].plane_en, + hw_plane_wm->wm[level].plane_res_b, + hw_plane_wm->wm[level].plane_res_l); + } + + if (!skl_wm_level_equals(&hw_plane_wm->trans_wm, + &sw_plane_wm->trans_wm)) { + DRM_ERROR("mismatch in trans WM pipe %c cursor (expected e=%d b=%u l=%u, got e=%d b=%u l=%u)\n", + pipe_name(pipe), + sw_plane_wm->trans_wm.plane_en, + sw_plane_wm->trans_wm.plane_res_b, + sw_plane_wm->trans_wm.plane_res_l, + hw_plane_wm->trans_wm.plane_en, + hw_plane_wm->trans_wm.plane_res_b, + hw_plane_wm->trans_wm.plane_res_l); + } + + /* DDB */ + hw_ddb_entry = &hw_ddb.plane[pipe][PLANE_CURSOR]; + sw_ddb_entry = &sw_ddb->plane[pipe][PLANE_CURSOR]; - if (!skl_ddb_entry_equal(hw_entry, sw_entry)) { + if (!skl_ddb_entry_equal(hw_ddb_entry, sw_ddb_entry)) { DRM_ERROR("mismatch in DDB state pipe %c cursor " "(expected (%u,%u), found (%u,%u))\n", pipe_name(pipe), - sw_entry->start, sw_entry->end, - hw_entry->start, hw_entry->end); + sw_ddb_entry->start, sw_ddb_entry->end, + hw_ddb_entry->start, hw_ddb_entry->end); } } } -- cgit v1.2.3 From faccd9941b17eb569db9b4e471c55aebdc93fe06 Mon Sep 17 00:00:00 2001 From: "cpaul@redhat.com" Date: Fri, 14 Oct 2016 17:31:58 -0400 Subject: drm/i915/gen9: Don't wrap strings in verify_wm_state() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Wrapping strings is against the guidelines in Documentation/CodingStyle, chapter 2. Signed-off-by: Lyude Reviewed-by: Paulo Zanoni Cc: Maarten Lankhorst Cc: Ville Syrjälä Cc: Matt Roper Cc: Paulo Zanoni Signed-off-by: Paulo Zanoni Link: http://patchwork.freedesktop.org/patch/msgid/1476480722-13015-11-git-send-email-cpaul@redhat.com --- drivers/gpu/drm/i915/intel_display.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 0c97116c49b9..6ccedf2af98e 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -13516,8 +13516,7 @@ static void verify_wm_state(struct drm_crtc *crtc, sw_ddb_entry = &sw_ddb->plane[pipe][plane]; if (!skl_ddb_entry_equal(hw_ddb_entry, sw_ddb_entry)) { - DRM_ERROR("mismatch in DDB state pipe %c plane %d " - "(expected (%u,%u), found (%u,%u))\n", + DRM_ERROR("mismatch in DDB state pipe %c plane %d (expected (%u,%u), found (%u,%u))\n", pipe_name(pipe), plane + 1, sw_ddb_entry->start, sw_ddb_entry->end, hw_ddb_entry->start, hw_ddb_entry->end); @@ -13567,8 +13566,7 @@ static void verify_wm_state(struct drm_crtc *crtc, sw_ddb_entry = &sw_ddb->plane[pipe][PLANE_CURSOR]; if (!skl_ddb_entry_equal(hw_ddb_entry, sw_ddb_entry)) { - DRM_ERROR("mismatch in DDB state pipe %c cursor " - "(expected (%u,%u), found (%u,%u))\n", + DRM_ERROR("mismatch in DDB state pipe %c cursor (expected (%u,%u), found (%u,%u))\n", pipe_name(pipe), sw_ddb_entry->start, sw_ddb_entry->end, hw_ddb_entry->start, hw_ddb_entry->end); -- cgit v1.2.3 From 41b9bb1b3be4cf6b9c28bbe1223744de48bf25c0 Mon Sep 17 00:00:00 2001 From: Stefan Agner Date: Wed, 19 Oct 2016 17:32:19 -0700 Subject: drm/fb_cma_helper: do not free fbdev if there is none If fbdev emulation is not in use (or not built-in), fb_helper.fbdev is NULL. Don't call calling drm_fbdev_cma_defio_fini in this case. Signed-off-by: Stefan Agner Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/20161020003221.2941-2-stefan@agner.ch --- drivers/gpu/drm/drm_fb_cma_helper.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/drm_fb_cma_helper.c b/drivers/gpu/drm/drm_fb_cma_helper.c index fac4f06f8485..4c6664407bfb 100644 --- a/drivers/gpu/drm/drm_fb_cma_helper.c +++ b/drivers/gpu/drm/drm_fb_cma_helper.c @@ -560,7 +560,8 @@ EXPORT_SYMBOL_GPL(drm_fbdev_cma_init); void drm_fbdev_cma_fini(struct drm_fbdev_cma *fbdev_cma) { drm_fb_helper_unregister_fbi(&fbdev_cma->fb_helper); - drm_fbdev_cma_defio_fini(fbdev_cma->fb_helper.fbdev); + if (fbdev_cma->fb_helper.fbdev) + drm_fbdev_cma_defio_fini(fbdev_cma->fb_helper.fbdev); drm_fb_helper_release_fbi(&fbdev_cma->fb_helper); if (fbdev_cma->fb) { -- cgit v1.2.3 From 7fb71c8f4f45afe73d307181be87c877447d0e47 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 19 Oct 2016 12:37:43 +0100 Subject: drm/i915: Handle early failure during intel_get_load_detect_pipe In the error path, we have to be ready to handle an error before either the state or restore_state have been allocated. [ 397.001342] BUG: unable to handle kernel NULL pointer dereference at (null) [ 397.001419] IP: [] intel_get_load_detect_pipe+0xe4/0x610 [i915] [ 397.001502] PGD 136a2a067 [ 397.001523] PUD 134b5f067 [ 397.001546] PMD 0 [ 397.001569] Oops: 0002 [#1] PREEMPT SMP [ 397.001599] Modules linked in: snd_hda_intel i915 cdc_ncm usbnet mii x86_pkg_temp_thermal intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_codec snd_hwdep snd_hda_core snd_pcm lpc_ich mei_me mei sdhci_pci sdhci mmc_core e1000e ptp pps_core [last unloaded: i915] [ 397.001902] CPU: 1 PID: 9287 Comm: kms_force_conne Tainted: G U 4.9.0-rc1-CI-CI_DRM_1730+ #1 [ 397.001965] Hardware name: LENOVO 2356GCG/2356GCG, BIOS G7ET31WW (1.13 ) 07/02/2012 [ 397.002017] task: ffff880138c38040 task.stack: ffffc900083e4000 [ 397.002057] RIP: 0010:[] [] intel_get_load_detect_pipe+0xe4/0x610 [i915] [ 397.002153] RSP: 0018:ffffc900083e7ae8 EFLAGS: 00010286 [ 397.002191] RAX: 00000000ffffffdd RBX: ffffc900083e7bc8 RCX: 0000000000000006 [ 397.002239] RDX: 0000000000000006 RSI: ffff880138c388b8 RDI: ffffc900083e79e0 [ 397.002287] RBP: ffffc900083e7b78 R08: 0000000000000000 R09: 0000000000000000 [ 397.002335] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 397.002386] R13: ffff8801305e1158 R14: 00000000ffffffdd R15: 0000000000000000 [ 397.002434] FS: 00007fea1b03c740(0000) GS:ffff88013e240000(0000) knlGS:0000000000000000 [ 397.002488] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 397.002528] CR2: 0000000000000000 CR3: 00000001361da000 CR4: 00000000001406e0 [ 397.002576] Stack: [ 397.002592] ffff88013046f180 0000000000000000 ffffc900083e7bc0 0000000000000000 [ 397.002655] 0000000000000000 ffff8801306bd038 ffff88012e980000 ffffc90000000001 [ 397.002718] ffffc90000000000 ffff880136b8ca88 ffff88012e980890 ffff88012e980540 [ 397.002780] Call Trace: [ 397.002828] [] intel_crt_detect+0x3c4/0x8f0 [i915] [ 397.002876] [] ? vprintk_default+0x1a/0x20 [ 397.002918] [] ? printk+0x43/0x4b [ 397.002956] [] drm_helper_probe_single_connector_modes+0x406/0x4f0 [ 397.003014] [] ? mutex_unlock+0x9/0x10 [ 397.003054] [] drm_mode_getconnector+0x33c/0x3c0 [ 397.003099] [] ? debug_lockdep_rcu_enabled+0x1d/0x20 [ 397.003147] [] ? __might_fault+0x3e/0x90 [ 397.003191] [] drm_ioctl+0x1f6/0x480 [ 397.003231] [] ? drm_mode_connector_property_set_ioctl+0x30/0x30 [ 397.003285] [] do_vfs_ioctl+0x8e/0x690 [ 397.003324] [] ? task_work_run+0x8c/0xb0 [ 397.003366] [] ? trace_hardirqs_on_caller+0x122/0x1b0 [ 397.003412] [] SyS_ioctl+0x3c/0x70 [ 397.003451] [] entry_SYSCALL_64_fastpath+0x1c/0xb1 [ 397.003496] Code: 85 c0 41 89 c6 75 57 49 8b 85 f0 00 00 00 48 89 de 45 31 ff 48 8d 78 20 e8 1a 89 13 e1 45 31 c9 85 c0 41 89 c6 0f 84 2f 01 00 00 41 83 29 01 74 53 f0 41 83 2f 01 74 2d 41 83 fe dd 75 35 48 [ 397.003837] RIP [] intel_get_load_detect_pipe+0xe4/0x610 [i915] [ 397.003921] RSP [ 397.003947] CR2: 0000000000000000 Testcase: igt/kms_force_connector_basic/force-load-detect # ivb-3720m Fixes: 0853695c3ba4 ("drm: Add reference counting to drm_atomic_state" Signed-off-by: Chris Wilson Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/20161019113743.19847-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/intel_display.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 1e3b5eebd2a2..e11896cd2015 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -11251,9 +11251,14 @@ found: return true; fail: - drm_atomic_state_put(state); - drm_atomic_state_put(restore_state); - restore_state = state = NULL; + if (state) { + drm_atomic_state_put(state); + state = NULL; + } + if (restore_state) { + drm_atomic_state_put(restore_state); + restore_state = NULL; + } if (ret == -EDEADLK) { drm_modeset_backoff(ctx); -- cgit v1.2.3 From feddf6e866c9cdbdec45b09f0a9566ea538a0da3 Mon Sep 17 00:00:00 2001 From: Zhenyu Wang Date: Thu, 20 Oct 2016 17:15:03 +0800 Subject: drm/i915/gvt: clean up intel_gvt.h as interface for i915 core i915 core should only call functions and structures exposed through intel_gvt.h. Remove internal gvt.h and i915_pvinfo.h. Change for internal intel_gvt structure as private handler which not requires to expose gvt internal structure for i915 core. v2: Fix per Chris's comment - carefully handle dev_priv->gvt assignment - add necessary bracket for macro helper - forward declartion struct intel_gvt - keep free operation within same file handling alloc v3: fix use after free and remove intel_gvt.initialized v4: change to_gvt() to an inline Reviewed-by: Chris Wilson Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/aperture_gm.c | 1 + drivers/gpu/drm/i915/gvt/cfg_space.c | 1 + drivers/gpu/drm/i915/gvt/cmd_parser.c | 2 ++ drivers/gpu/drm/i915/gvt/display.c | 1 + drivers/gpu/drm/i915/gvt/edid.c | 1 + drivers/gpu/drm/i915/gvt/execlist.c | 1 + drivers/gpu/drm/i915/gvt/firmware.c | 2 ++ drivers/gpu/drm/i915/gvt/gtt.c | 2 ++ drivers/gpu/drm/i915/gvt/gvt.c | 19 +++++++++++++------ drivers/gpu/drm/i915/gvt/gvt.h | 7 +++++-- drivers/gpu/drm/i915/gvt/handlers.c | 2 ++ drivers/gpu/drm/i915/gvt/interrupt.c | 1 + drivers/gpu/drm/i915/gvt/mmio.c | 1 + drivers/gpu/drm/i915/gvt/opregion.c | 1 + drivers/gpu/drm/i915/gvt/render.c | 1 + drivers/gpu/drm/i915/gvt/sched_policy.c | 1 + drivers/gpu/drm/i915/gvt/scheduler.c | 5 +++-- drivers/gpu/drm/i915/gvt/vgpu.c | 2 ++ drivers/gpu/drm/i915/i915_drv.h | 4 ++-- drivers/gpu/drm/i915/intel_gvt.h | 3 +-- 20 files changed, 44 insertions(+), 14 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/aperture_gm.c b/drivers/gpu/drm/i915/gvt/aperture_gm.c index e0211f83bd93..db503c164b2f 100644 --- a/drivers/gpu/drm/i915/gvt/aperture_gm.c +++ b/drivers/gpu/drm/i915/gvt/aperture_gm.c @@ -35,6 +35,7 @@ */ #include "i915_drv.h" +#include "gvt.h" #define MB_TO_BYTES(mb) ((mb) << 20ULL) #define BYTES_TO_MB(b) ((b) >> 20ULL) diff --git a/drivers/gpu/drm/i915/gvt/cfg_space.c b/drivers/gpu/drm/i915/gvt/cfg_space.c index 16360e449ed0..4c687740f5f1 100644 --- a/drivers/gpu/drm/i915/gvt/cfg_space.c +++ b/drivers/gpu/drm/i915/gvt/cfg_space.c @@ -32,6 +32,7 @@ */ #include "i915_drv.h" +#include "gvt.h" enum { INTEL_GVT_PCI_BAR_GTTMMIO = 0, diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.c b/drivers/gpu/drm/i915/gvt/cmd_parser.c index 5808ee7c1935..5b4658ff4d8a 100644 --- a/drivers/gpu/drm/i915/gvt/cmd_parser.c +++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c @@ -36,6 +36,8 @@ #include #include "i915_drv.h" +#include "gvt.h" +#include "i915_pvinfo.h" #include "trace.h" #define INVALID_OP (~0U) diff --git a/drivers/gpu/drm/i915/gvt/display.c b/drivers/gpu/drm/i915/gvt/display.c index 534000b91681..d8908d4cd09a 100644 --- a/drivers/gpu/drm/i915/gvt/display.c +++ b/drivers/gpu/drm/i915/gvt/display.c @@ -33,6 +33,7 @@ */ #include "i915_drv.h" +#include "gvt.h" static int get_edp_pipe(struct intel_vgpu *vgpu) { diff --git a/drivers/gpu/drm/i915/gvt/edid.c b/drivers/gpu/drm/i915/gvt/edid.c index a07e4276126c..7e1da1c563ca 100644 --- a/drivers/gpu/drm/i915/gvt/edid.c +++ b/drivers/gpu/drm/i915/gvt/edid.c @@ -33,6 +33,7 @@ */ #include "i915_drv.h" +#include "gvt.h" #define GMBUS1_TOTAL_BYTES_SHIFT 16 #define GMBUS1_TOTAL_BYTES_MASK 0x1ff diff --git a/drivers/gpu/drm/i915/gvt/execlist.c b/drivers/gpu/drm/i915/gvt/execlist.c index c50a3d1a5131..b87b4f5e4c8f 100644 --- a/drivers/gpu/drm/i915/gvt/execlist.c +++ b/drivers/gpu/drm/i915/gvt/execlist.c @@ -33,6 +33,7 @@ */ #include "i915_drv.h" +#include "gvt.h" #define _EL_OFFSET_STATUS 0x234 #define _EL_OFFSET_STATUS_BUF 0x370 diff --git a/drivers/gpu/drm/i915/gvt/firmware.c b/drivers/gpu/drm/i915/gvt/firmware.c index 4578a4d69a09..d068a524a699 100644 --- a/drivers/gpu/drm/i915/gvt/firmware.c +++ b/drivers/gpu/drm/i915/gvt/firmware.c @@ -32,6 +32,8 @@ #include #include "i915_drv.h" +#include "gvt.h" +#include "i915_pvinfo.h" #define FIRMWARE_VERSION (0x0) diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c index 29de179920e8..0722d1e61fce 100644 --- a/drivers/gpu/drm/i915/gvt/gtt.c +++ b/drivers/gpu/drm/i915/gvt/gtt.c @@ -34,6 +34,8 @@ */ #include "i915_drv.h" +#include "gvt.h" +#include "i915_pvinfo.h" #include "trace.h" static bool enable_out_of_sync = false; diff --git a/drivers/gpu/drm/i915/gvt/gvt.c b/drivers/gpu/drm/i915/gvt/gvt.c index e72e26c61a15..31b59d40f3fb 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.c +++ b/drivers/gpu/drm/i915/gvt/gvt.c @@ -35,6 +35,7 @@ #include #include "i915_drv.h" +#include "gvt.h" struct intel_gvt_host intel_gvt_host; @@ -173,9 +174,9 @@ static int init_service_thread(struct intel_gvt *gvt) */ void intel_gvt_clean_device(struct drm_i915_private *dev_priv) { - struct intel_gvt *gvt = &dev_priv->gvt; + struct intel_gvt *gvt = to_gvt(dev_priv); - if (WARN_ON(!gvt->initialized)) + if (WARN_ON(!gvt)) return; clean_service_thread(gvt); @@ -188,7 +189,8 @@ void intel_gvt_clean_device(struct drm_i915_private *dev_priv) intel_gvt_clean_mmio_info(gvt); intel_gvt_free_firmware(gvt); - gvt->initialized = false; + kfree(dev_priv->gvt); + dev_priv->gvt = NULL; } /** @@ -204,7 +206,7 @@ void intel_gvt_clean_device(struct drm_i915_private *dev_priv) */ int intel_gvt_init_device(struct drm_i915_private *dev_priv) { - struct intel_gvt *gvt = &dev_priv->gvt; + struct intel_gvt *gvt; int ret; /* @@ -214,9 +216,13 @@ int intel_gvt_init_device(struct drm_i915_private *dev_priv) if (WARN_ON(!intel_gvt_host.initialized)) return -EINVAL; - if (WARN_ON(gvt->initialized)) + if (WARN_ON(dev_priv->gvt)) return -EEXIST; + gvt = kzalloc(sizeof(struct intel_gvt), GFP_KERNEL); + if (!gvt) + return -ENOMEM; + gvt_dbg_core("init gvt device\n"); mutex_init(&gvt->lock); @@ -261,7 +267,7 @@ int intel_gvt_init_device(struct drm_i915_private *dev_priv) goto out_clean_cmd_parser; gvt_dbg_core("gvt device creation is done\n"); - gvt->initialized = true; + dev_priv->gvt = gvt; return 0; out_clean_cmd_parser: @@ -280,5 +286,6 @@ out_free_firmware: intel_gvt_free_firmware(gvt); out_clean_mmio_info: intel_gvt_clean_mmio_info(gvt); + kfree(gvt); return ret; } diff --git a/drivers/gpu/drm/i915/gvt/gvt.h b/drivers/gpu/drm/i915/gvt/gvt.h index 1564554b7459..15c595e0a63b 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.h +++ b/drivers/gpu/drm/i915/gvt/gvt.h @@ -192,8 +192,6 @@ struct intel_gvt_opregion { struct intel_gvt { struct mutex lock; - bool initialized; - struct drm_i915_private *dev_priv; struct idr vgpu_idr; /* vGPU IDR pool */ @@ -213,6 +211,11 @@ struct intel_gvt { unsigned long service_request; }; +static inline struct intel_gvt *to_gvt(struct drm_i915_private *i915) +{ + return i915->gvt; +} + enum { INTEL_GVT_REQUEST_EMULATE_VBLANK = 0, }; diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c index e8ec403b75a1..b21115fecf86 100644 --- a/drivers/gpu/drm/i915/gvt/handlers.c +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -37,6 +37,8 @@ */ #include "i915_drv.h" +#include "gvt.h" +#include "i915_pvinfo.h" /* XXX FIXME i915 has changed PP_XXX definition */ #define PCH_PP_STATUS _MMIO(0xc7200) diff --git a/drivers/gpu/drm/i915/gvt/interrupt.c b/drivers/gpu/drm/i915/gvt/interrupt.c index 84d7174d0081..e43ef7228557 100644 --- a/drivers/gpu/drm/i915/gvt/interrupt.c +++ b/drivers/gpu/drm/i915/gvt/interrupt.c @@ -30,6 +30,7 @@ */ #include "i915_drv.h" +#include "gvt.h" /* common offset among interrupt control registers */ #define regbase_to_isr(base) (base) diff --git a/drivers/gpu/drm/i915/gvt/mmio.c b/drivers/gpu/drm/i915/gvt/mmio.c index ce3af95d049f..585b01f63254 100644 --- a/drivers/gpu/drm/i915/gvt/mmio.c +++ b/drivers/gpu/drm/i915/gvt/mmio.c @@ -34,6 +34,7 @@ */ #include "i915_drv.h" +#include "gvt.h" /** * intel_vgpu_gpa_to_mmio_offset - translate a GPA to MMIO offset diff --git a/drivers/gpu/drm/i915/gvt/opregion.c b/drivers/gpu/drm/i915/gvt/opregion.c index 46cc2407a0a2..53ac81f63c64 100644 --- a/drivers/gpu/drm/i915/gvt/opregion.c +++ b/drivers/gpu/drm/i915/gvt/opregion.c @@ -23,6 +23,7 @@ #include #include "i915_drv.h" +#include "gvt.h" static int init_vgpu_opregion(struct intel_vgpu *vgpu, u32 gpa) { diff --git a/drivers/gpu/drm/i915/gvt/render.c b/drivers/gpu/drm/i915/gvt/render.c index f54ab8540b12..feebb65ba641 100644 --- a/drivers/gpu/drm/i915/gvt/render.c +++ b/drivers/gpu/drm/i915/gvt/render.c @@ -34,6 +34,7 @@ */ #include "i915_drv.h" +#include "gvt.h" struct render_mmio { int ring_id; diff --git a/drivers/gpu/drm/i915/gvt/sched_policy.c b/drivers/gpu/drm/i915/gvt/sched_policy.c index c607354c3798..278db0c180fc 100644 --- a/drivers/gpu/drm/i915/gvt/sched_policy.c +++ b/drivers/gpu/drm/i915/gvt/sched_policy.c @@ -32,6 +32,7 @@ */ #include "i915_drv.h" +#include "gvt.h" static bool vgpu_has_pending_workload(struct intel_vgpu *vgpu) { diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c index b15cdf5978a9..01d23ad03637 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.c +++ b/drivers/gpu/drm/i915/gvt/scheduler.c @@ -33,10 +33,11 @@ * */ -#include "i915_drv.h" - #include +#include "i915_drv.h" +#include "gvt.h" + #define RING_CTX_OFF(x) \ offsetof(struct execlist_ring_context, x) diff --git a/drivers/gpu/drm/i915/gvt/vgpu.c b/drivers/gpu/drm/i915/gvt/vgpu.c index e5e0a72336c8..9401436d721f 100644 --- a/drivers/gpu/drm/i915/gvt/vgpu.c +++ b/drivers/gpu/drm/i915/gvt/vgpu.c @@ -32,6 +32,8 @@ */ #include "i915_drv.h" +#include "gvt.h" +#include "i915_pvinfo.h" static void clean_vgpu_mmio(struct intel_vgpu *vgpu) { diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 4d1133ffe093..5024ad91d132 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1778,7 +1778,7 @@ struct drm_i915_private { struct i915_virtual_gpu vgpu; - struct intel_gvt gvt; + struct intel_gvt *gvt; struct intel_guc guc; @@ -2992,7 +2992,7 @@ int intel_wait_for_register_fw(struct drm_i915_private *dev_priv, static inline bool intel_gvt_active(struct drm_i915_private *dev_priv) { - return dev_priv->gvt.initialized; + return dev_priv->gvt; } static inline bool intel_vgpu_active(struct drm_i915_private *dev_priv) diff --git a/drivers/gpu/drm/i915/intel_gvt.h b/drivers/gpu/drm/i915/intel_gvt.h index 0f00105f4c5d..25df2d65b985 100644 --- a/drivers/gpu/drm/i915/intel_gvt.h +++ b/drivers/gpu/drm/i915/intel_gvt.h @@ -24,8 +24,7 @@ #ifndef _INTEL_GVT_H_ #define _INTEL_GVT_H_ -#include "i915_pvinfo.h" -#include "gvt/gvt.h" +struct intel_gvt; #ifdef CONFIG_DRM_I915_GVT int intel_gvt_init(struct drm_i915_private *dev_priv); -- cgit v1.2.3 From bbc3693351fcf4ab74b0913e15189362588cd34f Mon Sep 17 00:00:00 2001 From: Zhenyu Wang Date: Wed, 19 Oct 2016 12:36:56 +0800 Subject: drm/i915/gvt: Fix warning on obsolete function usage Don't use obsolete drm_gem_object_unreference() but switch to i915_gem_object_put(). Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/execlist.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/execlist.c b/drivers/gpu/drm/i915/gvt/execlist.c index b87b4f5e4c8f..983bf863bc1f 100644 --- a/drivers/gpu/drm/i915/gvt/execlist.c +++ b/drivers/gpu/drm/i915/gvt/execlist.c @@ -499,7 +499,7 @@ static void release_shadow_batch_buffer(struct intel_vgpu_workload *workload) list_for_each_entry_safe(entry_obj, temp, &workload->shadow_bb, list) { - drm_gem_object_unreference(&(entry_obj->obj->base)); + i915_gem_object_put(entry_obj->obj); kvfree(entry_obj->va); list_del(&entry_obj->list); kfree(entry_obj); @@ -512,7 +512,7 @@ static void release_shadow_wa_ctx(struct intel_shadow_wa_ctx *wa_ctx) if (wa_ctx->indirect_ctx.size == 0) return; - drm_gem_object_unreference(&(wa_ctx->indirect_ctx.obj->base)); + i915_gem_object_put(wa_ctx->indirect_ctx.obj); kvfree(wa_ctx->indirect_ctx.shadow_va); } -- cgit v1.2.3 From 22681c7bc79aefbb8e1c459474ac668a9493b577 Mon Sep 17 00:00:00 2001 From: Zhenyu Wang Date: Wed, 19 Oct 2016 14:40:59 +0800 Subject: Documentation/gpu: Add section for Intel GVT-g host support Update with brief overview and reference for more detailed arch design documents. Add new section for Intel GVT-g host support. Signed-off-by: Zhenyu Wang --- Documentation/gpu/i915.rst | 9 +++++++++ drivers/gpu/drm/i915/intel_gvt.c | 8 ++++++-- 2 files changed, 15 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/Documentation/gpu/i915.rst b/Documentation/gpu/i915.rst index 87aaffc22920..95ce77ff4342 100644 --- a/Documentation/gpu/i915.rst +++ b/Documentation/gpu/i915.rst @@ -49,6 +49,15 @@ Intel GVT-g Guest Support(vGPU) .. kernel-doc:: drivers/gpu/drm/i915/i915_vgpu.c :internal: +Intel GVT-g Host Support(vGPU device model) +------------------------------------------- + +.. kernel-doc:: drivers/gpu/drm/i915/intel_gvt.c + :doc: Intel GVT-g host support + +.. kernel-doc:: drivers/gpu/drm/i915/intel_gvt.c + :internal: + Display Hardware Handling ========================= diff --git a/drivers/gpu/drm/i915/intel_gvt.c b/drivers/gpu/drm/i915/intel_gvt.c index 8e8596da89b1..290384e86c63 100644 --- a/drivers/gpu/drm/i915/intel_gvt.c +++ b/drivers/gpu/drm/i915/intel_gvt.c @@ -31,8 +31,12 @@ * GPU among multiple virtual machines on a time-sharing basis. Each * virtual machine is presented a virtual GPU (vGPU), which has equivalent * features as the underlying physical GPU (pGPU), so i915 driver can run - * seamlessly in a virtual machine. This file provides the englightments - * of GVT and the necessary components used by GVT in i915 driver. + * seamlessly in a virtual machine. + * + * To virtualize GPU resources GVT-g driver depends on hypervisor technology + * e.g KVM/VFIO/mdev, Xen, etc. to provide resource access trapping capability + * and be virtualized within GVT-g device module. More architectural design + * doc is available on https://01.org/group/2230/documentation-list. */ static bool is_supported_device(struct drm_i915_private *dev_priv) -- cgit v1.2.3 From 75ea10da063f96d81828316cc25a896ae523c826 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 19 Oct 2016 11:11:37 +0100 Subject: drm/i915/gvt: Add runtime pm around fences Manipulating the fence_list requires the runtime wakelock, as does writing to the fence registers. Acquire a wakelock for the former, and assert that the device is awake for the latter. Signed-off-by: Chris Wilson Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/aperture_gm.c | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/aperture_gm.c b/drivers/gpu/drm/i915/gvt/aperture_gm.c index db503c164b2f..0d41ebc4aea6 100644 --- a/drivers/gpu/drm/i915/gvt/aperture_gm.c +++ b/drivers/gpu/drm/i915/gvt/aperture_gm.c @@ -145,6 +145,8 @@ void intel_vgpu_write_fence(struct intel_vgpu *vgpu, struct drm_i915_fence_reg *reg; i915_reg_t fence_reg_lo, fence_reg_hi; + assert_rpm_wakelock_held(dev_priv); + if (WARN_ON(fence > vgpu_fence_sz(vgpu))) return; @@ -173,6 +175,8 @@ static void free_vgpu_fence(struct intel_vgpu *vgpu) if (WARN_ON(!vgpu_fence_sz(vgpu))) return; + intel_runtime_pm_get(dev_priv); + mutex_lock(&dev_priv->drm.struct_mutex); for (i = 0; i < vgpu_fence_sz(vgpu); i++) { reg = vgpu->fence.regs[i]; @@ -181,6 +185,8 @@ static void free_vgpu_fence(struct intel_vgpu *vgpu) &dev_priv->mm.fence_list); } mutex_unlock(&dev_priv->drm.struct_mutex); + + intel_runtime_pm_put(dev_priv); } static int alloc_vgpu_fence(struct intel_vgpu *vgpu) @@ -191,6 +197,8 @@ static int alloc_vgpu_fence(struct intel_vgpu *vgpu) int i; struct list_head *pos, *q; + intel_runtime_pm_get(dev_priv); + /* Request fences from host */ mutex_lock(&dev_priv->drm.struct_mutex); i = 0; @@ -208,6 +216,7 @@ static int alloc_vgpu_fence(struct intel_vgpu *vgpu) goto out_free_fence; mutex_unlock(&dev_priv->drm.struct_mutex); + intel_runtime_pm_put(dev_priv); return 0; out_free_fence: /* Return fences to host, if fail */ @@ -219,6 +228,7 @@ out_free_fence: &dev_priv->mm.fence_list); } mutex_unlock(&dev_priv->drm.struct_mutex); + intel_runtime_pm_put(dev_priv); return -ENOSPC; } -- cgit v1.2.3 From 894cf7d156346986946cc573dc8c251804dc8321 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 19 Oct 2016 11:11:38 +0100 Subject: drm/i915/gvt: i915_gem_object_create() returns an error pointer On failure from i915_gem_object_create(), we need to check for an error pointer not NULL. Signed-off-by: Chris Wilson Reviewed-by: Zhenyu Wang Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/cmd_parser.c | 48 ++++++++++++++++++++--------------- 1 file changed, 28 insertions(+), 20 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.c b/drivers/gpu/drm/i915/gvt/cmd_parser.c index 5b4658ff4d8a..d942da9a0c8a 100644 --- a/drivers/gpu/drm/i915/gvt/cmd_parser.c +++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c @@ -1640,16 +1640,19 @@ static int perform_bb_shadow(struct parser_exec_state *s) if (entry_obj == NULL) return -ENOMEM; - entry_obj->obj = i915_gem_object_create(&(s->vgpu->gvt->dev_priv->drm), - round_up(bb_size, PAGE_SIZE)); - if (entry_obj->obj == NULL) - return -ENOMEM; + entry_obj->obj = + i915_gem_object_create(&(s->vgpu->gvt->dev_priv->drm), + roundup(bb_size, PAGE_SIZE)); + if (IS_ERR(entry_obj->obj)) { + ret = PTR_ERR(entry_obj->obj); + goto free_entry; + } entry_obj->len = bb_size; INIT_LIST_HEAD(&entry_obj->list); ret = i915_gem_object_get_pages(entry_obj->obj); if (ret) - return ret; + goto put_obj; i915_gem_object_pin_pages(entry_obj->obj); @@ -1675,7 +1678,7 @@ static int perform_bb_shadow(struct parser_exec_state *s) gma, gma + bb_size, dst); if (ret) { gvt_err("fail to copy guest ring buffer\n"); - return ret; + goto unmap_src; } list_add(&entry_obj->list, &s->workload->shadow_bb); @@ -1696,7 +1699,10 @@ unmap_src: vunmap(dst); unpin_src: i915_gem_object_unpin_pages(entry_obj->obj); - +put_obj: + i915_gem_object_put(entry_obj->obj); +free_entry: + kfree(entry_obj); return ret; } @@ -2709,31 +2715,31 @@ static int shadow_indirect_ctx(struct intel_shadow_wa_ctx *wa_ctx) struct drm_device *dev = &wa_ctx->workload->vgpu->gvt->dev_priv->drm; int ctx_size = wa_ctx->indirect_ctx.size; unsigned long guest_gma = wa_ctx->indirect_ctx.guest_gma; + struct drm_i915_gem_object *obj; int ret = 0; void *dest = NULL; - wa_ctx->indirect_ctx.obj = i915_gem_object_create(dev, - round_up(ctx_size + CACHELINE_BYTES, PAGE_SIZE)); - if (wa_ctx->indirect_ctx.obj == NULL) - return -ENOMEM; + obj = i915_gem_object_create(dev, + roundup(ctx_size + CACHELINE_BYTES, + PAGE_SIZE)); + if (IS_ERR(obj)) + return PTR_ERR(obj); - ret = i915_gem_object_get_pages(wa_ctx->indirect_ctx.obj); + ret = i915_gem_object_get_pages(obj); if (ret) - return ret; + goto put_obj; - i915_gem_object_pin_pages(wa_ctx->indirect_ctx.obj); + i915_gem_object_pin_pages(obj); /* get the va of the shadow batch buffer */ - dest = (void *)vmap_batch(wa_ctx->indirect_ctx.obj, 0, - ctx_size + CACHELINE_BYTES); + dest = (void *)vmap_batch(obj, 0, ctx_size + CACHELINE_BYTES); if (!dest) { gvt_err("failed to vmap shadow indirect ctx\n"); ret = -ENOMEM; goto unpin_src; } - ret = i915_gem_object_set_to_cpu_domain(wa_ctx->indirect_ctx.obj, - false); + ret = i915_gem_object_set_to_cpu_domain(obj, false); if (ret) { gvt_err("failed to set shadow indirect ctx to CPU\n"); goto unmap_src; @@ -2748,16 +2754,18 @@ static int shadow_indirect_ctx(struct intel_shadow_wa_ctx *wa_ctx) guest_gma, guest_gma + ctx_size, dest); if (ret) { gvt_err("fail to copy guest indirect ctx\n"); - return ret; + goto unmap_src; } + wa_ctx->indirect_ctx.obj = obj; return 0; unmap_src: vunmap(dest); unpin_src: i915_gem_object_unpin_pages(wa_ctx->indirect_ctx.obj); - +put_obj: + i915_gem_object_put(wa_ctx->indirect_ctx.obj); return ret; } -- cgit v1.2.3 From b6d891429d29f4ff7cacbaa5c4bb1511797a4bce Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 19 Oct 2016 11:11:40 +0100 Subject: drm/i915/gvt: Use the returned VMA to provide the virtual address The purpose of returning the just-pinned VMA is so that we can use the information within, like its address. Also it should be tracked and used as the cookie to unpin... Signed-off-by: Chris Wilson Reviewed-by: Zhenyu Wang Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/execlist.c | 20 +++++++++----------- 1 file changed, 9 insertions(+), 11 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/execlist.c b/drivers/gpu/drm/i915/gvt/execlist.c index 983bf863bc1f..f865ce0c7727 100644 --- a/drivers/gpu/drm/i915/gvt/execlist.c +++ b/drivers/gpu/drm/i915/gvt/execlist.c @@ -386,8 +386,6 @@ static int set_gma_to_bb_cmd(struct intel_shadow_bb_entry *entry_obj, static void prepare_shadow_batch_buffer(struct intel_vgpu_workload *workload) { int gmadr_bytes = workload->vgpu->gvt->device_info.gmadr_bytes_in_cmd; - struct i915_vma *vma; - unsigned long gma; /* pin the gem object to ggtt */ if (!list_empty(&workload->shadow_bb)) { @@ -399,8 +397,10 @@ static void prepare_shadow_batch_buffer(struct intel_vgpu_workload *workload) list_for_each_entry_safe(entry_obj, temp, &workload->shadow_bb, list) { + struct i915_vma *vma; + vma = i915_gem_object_ggtt_pin(entry_obj->obj, NULL, 0, - 0, 0); + 4, 0); if (IS_ERR(vma)) { gvt_err("Cannot pin\n"); return; @@ -408,9 +408,9 @@ static void prepare_shadow_batch_buffer(struct intel_vgpu_workload *workload) i915_gem_object_unpin_pages(entry_obj->obj); /* update the relocate gma with shadow batch buffer*/ - gma = i915_gem_object_ggtt_offset(entry_obj->obj, NULL); - WARN_ON(!IS_ALIGNED(gma, 4)); - set_gma_to_bb_cmd(entry_obj, gma, gmadr_bytes); + set_gma_to_bb_cmd(entry_obj, + i915_ggtt_offset(vma), + gmadr_bytes); } } } @@ -442,7 +442,6 @@ static int update_wa_ctx_2_shadow_ctx(struct intel_shadow_wa_ctx *wa_ctx) static void prepare_shadow_wa_ctx(struct intel_shadow_wa_ctx *wa_ctx) { struct i915_vma *vma; - unsigned long gma; unsigned char *per_ctx_va = (unsigned char *)wa_ctx->indirect_ctx.shadow_va + wa_ctx->indirect_ctx.size; @@ -450,16 +449,15 @@ static void prepare_shadow_wa_ctx(struct intel_shadow_wa_ctx *wa_ctx) if (wa_ctx->indirect_ctx.size == 0) return; - vma = i915_gem_object_ggtt_pin(wa_ctx->indirect_ctx.obj, NULL, 0, 0, 0); + vma = i915_gem_object_ggtt_pin(wa_ctx->indirect_ctx.obj, NULL, + 0, CACHELINE_BYTES, 0); if (IS_ERR(vma)) { gvt_err("Cannot pin indirect ctx obj\n"); return; } i915_gem_object_unpin_pages(wa_ctx->indirect_ctx.obj); - gma = i915_gem_object_ggtt_offset(wa_ctx->indirect_ctx.obj, NULL); - WARN_ON(!IS_ALIGNED(gma, CACHELINE_BYTES)); - wa_ctx->indirect_ctx.shadow_gma = gma; + wa_ctx->indirect_ctx.shadow_gma = i915_ggtt_offset(vma); wa_ctx->per_ctx.shadow_gma = *((unsigned int *)per_ctx_va + 1); memset(per_ctx_va, 0, CACHELINE_BYTES); -- cgit v1.2.3 From eeacd86efa53e6328c63b79d1999a7d214972278 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 19 Oct 2016 11:11:41 +0100 Subject: drm/i915/gvt: Remove dangerous unpin of backing storage of bound GPU object Unpinning the pages prior to the object being release from the GPU may allow the GPU to read and write into system pages (i.e. use after free by the hw). Signed-off-by: Chris Wilson Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/execlist.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/execlist.c b/drivers/gpu/drm/i915/gvt/execlist.c index f865ce0c7727..5534336814f0 100644 --- a/drivers/gpu/drm/i915/gvt/execlist.c +++ b/drivers/gpu/drm/i915/gvt/execlist.c @@ -405,7 +405,11 @@ static void prepare_shadow_batch_buffer(struct intel_vgpu_workload *workload) gvt_err("Cannot pin\n"); return; } - i915_gem_object_unpin_pages(entry_obj->obj); + + /* FIXME: we are not tracking our pinned VMA leaving it + * up to the core to fix up the stray pin_count upon + * free. + */ /* update the relocate gma with shadow batch buffer*/ set_gma_to_bb_cmd(entry_obj, @@ -455,7 +459,11 @@ static void prepare_shadow_wa_ctx(struct intel_shadow_wa_ctx *wa_ctx) gvt_err("Cannot pin indirect ctx obj\n"); return; } - i915_gem_object_unpin_pages(wa_ctx->indirect_ctx.obj); + + /* FIXME: we are not tracking our pinned VMA leaving it + * up to the core to fix up the stray pin_count upon + * free. + */ wa_ctx->indirect_ctx.shadow_gma = i915_ggtt_offset(vma); -- cgit v1.2.3 From 0eb742d7af224481ab7abb7b38bd7166e47661e2 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Thu, 20 Oct 2016 17:29:36 +0800 Subject: drm/i915/gvt: Hold a reference on the request The workload took a pointer to the request, and even waited upon, without holding a reference on the request. Take that reference explicitly and fix up the error path following request allocation that missed flushing the request. v2: [zhenyuw] - drop request put in error path for dispatch, as main thread caller will handle it identically to a real request. Signed-off-by: Chris Wilson Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/scheduler.c | 23 ++++++++++++----------- 1 file changed, 12 insertions(+), 11 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c index 01d23ad03637..3c2d8e9b2d3f 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.c +++ b/drivers/gpu/drm/i915/gvt/scheduler.c @@ -164,6 +164,7 @@ static int dispatch_workload(struct intel_vgpu_workload *workload) int ring_id = workload->ring_id; struct i915_gem_context *shadow_ctx = workload->vgpu->shadow_ctx; struct drm_i915_private *dev_priv = workload->vgpu->gvt->dev_priv; + struct drm_i915_gem_request *rq; int ret; gvt_dbg_sched("ring id %d prepare to dispatch workload %p\n", @@ -172,17 +173,16 @@ static int dispatch_workload(struct intel_vgpu_workload *workload) shadow_ctx->desc_template = workload->ctx_desc.addressing_mode << GEN8_CTX_ADDRESSING_MODE_SHIFT; - workload->req = i915_gem_request_alloc(dev_priv->engine[ring_id], - shadow_ctx); - if (IS_ERR_OR_NULL(workload->req)) { + rq = i915_gem_request_alloc(dev_priv->engine[ring_id], shadow_ctx); + if (IS_ERR(rq)) { gvt_err("fail to allocate gem request\n"); - workload->status = PTR_ERR(workload->req); - workload->req = NULL; + workload->status = PTR_ERR(rq); return workload->status; } - gvt_dbg_sched("ring id %d get i915 gem request %p\n", - ring_id, workload->req); + gvt_dbg_sched("ring id %d get i915 gem request %p\n", ring_id, rq); + + workload->req = i915_gem_request_get(rq); mutex_lock(&gvt->lock); @@ -209,16 +209,15 @@ static int dispatch_workload(struct intel_vgpu_workload *workload) gvt_dbg_sched("ring id %d submit workload to i915 %p\n", ring_id, workload->req); - i915_add_request_no_flush(workload->req); - + i915_add_request_no_flush(rq); workload->dispatched = true; return 0; err: workload->status = ret; - if (workload->req) - workload->req = NULL; mutex_unlock(&gvt->lock); + + i915_add_request_no_flush(rq); return ret; } @@ -459,6 +458,8 @@ complete: complete_current_workload(gvt, ring_id); + i915_gem_request_put(fetch_and_zero(&workload->req)); + if (need_force_wake) intel_uncore_forcewake_put(gvt->dev_priv, FORCEWAKE_ALL); -- cgit v1.2.3 From f460c251ea37836c57584a18981820fbde809d1d Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 19 Oct 2016 11:11:43 +0100 Subject: drm/i915/gvt: Stop checking for impossible interrupts from a kthread The kthread will not be interrupted, don't even bother checking. Signed-off-by: Chris Wilson Reviewed-by: Zhenyu Wang Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/scheduler.c | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c index 3c2d8e9b2d3f..9c508c307ff0 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.c +++ b/drivers/gpu/drm/i915/gvt/scheduler.c @@ -423,12 +423,7 @@ static int workload_thread(void *priv) /* * Always take i915 big lock first */ - ret = i915_mutex_lock_interruptible(&gvt->dev_priv->drm); - if (ret < 0) { - gvt_err("i915 submission is not available, retry\n"); - schedule_timeout(1); - continue; - } + mutex_lock(&gvt->dev_priv->drm.struct_mutex); gvt_dbg_sched("ring id %d will dispatch workload %p\n", workload->ring_id, workload); @@ -447,7 +442,7 @@ static int workload_thread(void *priv) workload->ring_id, workload); workload->status = i915_wait_request(workload->req, - I915_WAIT_INTERRUPTIBLE | I915_WAIT_LOCKED, + I915_WAIT_LOCKED, NULL, NULL); if (workload->status != 0) gvt_err("fail to wait workload, skip\n"); -- cgit v1.2.3 From 66bbc3b2b16b4d15de0bd737147538bcf4d355b6 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 19 Oct 2016 11:11:44 +0100 Subject: drm/i915/gvt: Stop waiting whilst holding struct_mutex For whatever reason, the gvt scheduler runs synchronously. At the very least, lets run synchronously without holding the struct_mutex. v2: cut'n'paste mutex_lock instead of unlock. Replace long hold of struct_mutex with a mutex to serialise the worker threads. Signed-off-by: Chris Wilson Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/scheduler.c | 22 +++++++++++++--------- 1 file changed, 13 insertions(+), 9 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c index 9c508c307ff0..12f825512e9b 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.c +++ b/drivers/gpu/drm/i915/gvt/scheduler.c @@ -390,6 +390,8 @@ struct workload_thread_param { int ring_id; }; +static DEFINE_MUTEX(scheduler_mutex); + static int workload_thread(void *priv) { struct workload_thread_param *p = (struct workload_thread_param *)priv; @@ -414,17 +416,14 @@ static int workload_thread(void *priv) if (kthread_should_stop()) break; + mutex_lock(&scheduler_mutex); + gvt_dbg_sched("ring id %d next workload %p vgpu %d\n", workload->ring_id, workload, workload->vgpu->id); intel_runtime_pm_get(gvt->dev_priv); - /* - * Always take i915 big lock first - */ - mutex_lock(&gvt->dev_priv->drm.struct_mutex); - gvt_dbg_sched("ring id %d will dispatch workload %p\n", workload->ring_id, workload); @@ -432,7 +431,10 @@ static int workload_thread(void *priv) intel_uncore_forcewake_get(gvt->dev_priv, FORCEWAKE_ALL); + mutex_lock(&gvt->dev_priv->drm.struct_mutex); ret = dispatch_workload(workload); + mutex_unlock(&gvt->dev_priv->drm.struct_mutex); + if (ret) { gvt_err("fail to dispatch workload, skip\n"); goto complete; @@ -442,8 +444,7 @@ static int workload_thread(void *priv) workload->ring_id, workload); workload->status = i915_wait_request(workload->req, - I915_WAIT_LOCKED, - NULL, NULL); + 0, NULL, NULL); if (workload->status != 0) gvt_err("fail to wait workload, skip\n"); @@ -451,7 +452,9 @@ complete: gvt_dbg_sched("will complete workload %p\n, status: %d\n", workload, workload->status); + mutex_lock(&gvt->dev_priv->drm.struct_mutex); complete_current_workload(gvt, ring_id); + mutex_unlock(&gvt->dev_priv->drm.struct_mutex); i915_gem_request_put(fetch_and_zero(&workload->req)); @@ -459,9 +462,10 @@ complete: intel_uncore_forcewake_put(gvt->dev_priv, FORCEWAKE_ALL); - mutex_unlock(&gvt->dev_priv->drm.struct_mutex); - intel_runtime_pm_put(gvt->dev_priv); + + mutex_unlock(&scheduler_mutex); + } return 0; } -- cgit v1.2.3 From bcd0aeded478f1ed6dfbbeafc3e2581c4021a99c Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 19 Oct 2016 11:11:45 +0100 Subject: drm/i915/gvt: Use common mapping routines for indirect_ctx object We have the ability to map an object, so use it rather than opencode it badly. Signed-off-by: Chris Wilson Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/cmd_parser.c | 28 +++++++++------------------- drivers/gpu/drm/i915/gvt/execlist.c | 2 +- 2 files changed, 10 insertions(+), 20 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.c b/drivers/gpu/drm/i915/gvt/cmd_parser.c index d942da9a0c8a..153943a9411e 100644 --- a/drivers/gpu/drm/i915/gvt/cmd_parser.c +++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c @@ -2717,7 +2717,7 @@ static int shadow_indirect_ctx(struct intel_shadow_wa_ctx *wa_ctx) unsigned long guest_gma = wa_ctx->indirect_ctx.guest_gma; struct drm_i915_gem_object *obj; int ret = 0; - void *dest = NULL; + void *map; obj = i915_gem_object_create(dev, roundup(ctx_size + CACHELINE_BYTES, @@ -2725,18 +2725,12 @@ static int shadow_indirect_ctx(struct intel_shadow_wa_ctx *wa_ctx) if (IS_ERR(obj)) return PTR_ERR(obj); - ret = i915_gem_object_get_pages(obj); - if (ret) - goto put_obj; - - i915_gem_object_pin_pages(obj); - /* get the va of the shadow batch buffer */ - dest = (void *)vmap_batch(obj, 0, ctx_size + CACHELINE_BYTES); - if (!dest) { + map = i915_gem_object_pin_map(obj, I915_MAP_WB); + if (IS_ERR(map)) { gvt_err("failed to vmap shadow indirect ctx\n"); - ret = -ENOMEM; - goto unpin_src; + ret = PTR_ERR(map); + goto put_obj; } ret = i915_gem_object_set_to_cpu_domain(obj, false); @@ -2745,25 +2739,21 @@ static int shadow_indirect_ctx(struct intel_shadow_wa_ctx *wa_ctx) goto unmap_src; } - wa_ctx->indirect_ctx.shadow_va = dest; - - memset(dest, 0, round_up(ctx_size + CACHELINE_BYTES, PAGE_SIZE)); - ret = copy_gma_to_hva(wa_ctx->workload->vgpu, wa_ctx->workload->vgpu->gtt.ggtt_mm, - guest_gma, guest_gma + ctx_size, dest); + guest_gma, guest_gma + ctx_size, + map); if (ret) { gvt_err("fail to copy guest indirect ctx\n"); goto unmap_src; } wa_ctx->indirect_ctx.obj = obj; + wa_ctx->indirect_ctx.shadow_va = map; return 0; unmap_src: - vunmap(dest); -unpin_src: - i915_gem_object_unpin_pages(wa_ctx->indirect_ctx.obj); + i915_gem_object_unpin_map(obj); put_obj: i915_gem_object_put(wa_ctx->indirect_ctx.obj); return ret; diff --git a/drivers/gpu/drm/i915/gvt/execlist.c b/drivers/gpu/drm/i915/gvt/execlist.c index 5534336814f0..88430ca23504 100644 --- a/drivers/gpu/drm/i915/gvt/execlist.c +++ b/drivers/gpu/drm/i915/gvt/execlist.c @@ -518,8 +518,8 @@ static void release_shadow_wa_ctx(struct intel_shadow_wa_ctx *wa_ctx) if (wa_ctx->indirect_ctx.size == 0) return; + i915_gem_object_unpin_map(wa_ctx->indirect_ctx.obj); i915_gem_object_put(wa_ctx->indirect_ctx.obj); - kvfree(wa_ctx->indirect_ctx.shadow_va); } static int complete_execlist_workload(struct intel_vgpu_workload *workload) -- cgit v1.2.3 From a28615041ea2d1645143b868cd5ea65e9cf28381 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 19 Oct 2016 11:11:46 +0100 Subject: drm/i915/gvt: Use common mapping routines for shadow_bb object We have the ability to map an object, so use it rather than opencode it badly. Note that the object remains permanently pinned, this is poor practise. Signed-off-by: Chris Wilson Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/cmd_parser.c | 21 ++++++--------------- drivers/gpu/drm/i915/gvt/execlist.c | 2 +- 2 files changed, 7 insertions(+), 16 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.c b/drivers/gpu/drm/i915/gvt/cmd_parser.c index 153943a9411e..ff719e77a594 100644 --- a/drivers/gpu/drm/i915/gvt/cmd_parser.c +++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c @@ -1650,18 +1650,10 @@ static int perform_bb_shadow(struct parser_exec_state *s) entry_obj->len = bb_size; INIT_LIST_HEAD(&entry_obj->list); - ret = i915_gem_object_get_pages(entry_obj->obj); - if (ret) + dst = i915_gem_object_pin_map(entry_obj->obj, I915_MAP_WB); + if (IS_ERR(dst)) { + ret = PTR_ERR(dst); goto put_obj; - - i915_gem_object_pin_pages(entry_obj->obj); - - /* get the va of the shadow batch buffer */ - dst = (void *)vmap_batch(entry_obj->obj, 0, bb_size); - if (!dst) { - gvt_err("failed to vmap shadow batch\n"); - ret = -ENOMEM; - goto unpin_src; } ret = i915_gem_object_set_to_cpu_domain(entry_obj->obj, false); @@ -1675,7 +1667,8 @@ static int perform_bb_shadow(struct parser_exec_state *s) /* copy batch buffer to shadow batch buffer*/ ret = copy_gma_to_hva(s->vgpu, s->vgpu->gtt.ggtt_mm, - gma, gma + bb_size, dst); + gma, gma + bb_size, + dst); if (ret) { gvt_err("fail to copy guest ring buffer\n"); goto unmap_src; @@ -1696,9 +1689,7 @@ static int perform_bb_shadow(struct parser_exec_state *s) return 0; unmap_src: - vunmap(dst); -unpin_src: - i915_gem_object_unpin_pages(entry_obj->obj); + i915_gem_object_unpin_map(entry_obj->obj); put_obj: i915_gem_object_put(entry_obj->obj); free_entry: diff --git a/drivers/gpu/drm/i915/gvt/execlist.c b/drivers/gpu/drm/i915/gvt/execlist.c index 88430ca23504..d4bd29306d84 100644 --- a/drivers/gpu/drm/i915/gvt/execlist.c +++ b/drivers/gpu/drm/i915/gvt/execlist.c @@ -505,8 +505,8 @@ static void release_shadow_batch_buffer(struct intel_vgpu_workload *workload) list_for_each_entry_safe(entry_obj, temp, &workload->shadow_bb, list) { + i915_gem_object_unpin_map(entry_obj->obj); i915_gem_object_put(entry_obj->obj); - kvfree(entry_obj->va); list_del(&entry_obj->list); kfree(entry_obj); } -- cgit v1.2.3 From 3eec872207cc8230bc98cffa8895173e4effacb2 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 19 Oct 2016 11:11:47 +0100 Subject: drm/i915/gvt: Remove defunct vmap_batch() This code was removed from i915_cmd_parser.c but still an obsolete version wound up being duplicated into gvt/cmd_parser.c. Good riddance. Signed-off-by: Chris Wilson Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/cmd_parser.c | 38 ----------------------------------- 1 file changed, 38 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.c b/drivers/gpu/drm/i915/gvt/cmd_parser.c index ff719e77a594..0d322e035d9f 100644 --- a/drivers/gpu/drm/i915/gvt/cmd_parser.c +++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c @@ -1583,44 +1583,6 @@ static uint32_t find_bb_size(struct parser_exec_state *s) return bb_size; } -static u32 *vmap_batch(struct drm_i915_gem_object *obj, - unsigned int start, unsigned int len) -{ - int i; - void *addr = NULL; - struct sg_page_iter sg_iter; - int first_page = start >> PAGE_SHIFT; - int last_page = (len + start + 4095) >> PAGE_SHIFT; - int npages = last_page - first_page; - struct page **pages; - - pages = drm_malloc_ab(npages, sizeof(*pages)); - if (pages == NULL) { - DRM_DEBUG_DRIVER("Failed to get space for pages\n"); - goto finish; - } - - i = 0; - for_each_sg_page(obj->pages->sgl, &sg_iter, obj->pages->nents, - first_page) { - pages[i++] = sg_page_iter_page(&sg_iter); - if (i == npages) - break; - } - - addr = vmap(pages, i, 0, PAGE_KERNEL); - if (addr == NULL) { - DRM_DEBUG_DRIVER("Failed to vmap pages\n"); - goto finish; - } - -finish: - if (pages) - drm_free_large(pages); - return (u32 *)addr; -} - - static int perform_bb_shadow(struct parser_exec_state *s) { struct intel_shadow_bb_entry *entry_obj; -- cgit v1.2.3 From 0fac21e7e978f8556d3f9bb1b2fadfc722bfe992 Mon Sep 17 00:00:00 2001 From: Zhenyu Wang Date: Thu, 20 Oct 2016 13:30:33 +0800 Subject: drm/i915/gvt: properly access enabled intel_engine_cs Switch to use new for_each_engine() helper to properly access enabled intel_engine_cs as i915 core has changed that to be dynamic managed. At GVT-g init time would still depend on ring mask to determine engine list as it's earlier. Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/execlist.c | 5 +++-- drivers/gpu/drm/i915/gvt/handlers.c | 11 ++++++----- drivers/gpu/drm/i915/gvt/sched_policy.c | 12 +++++++----- drivers/gpu/drm/i915/gvt/scheduler.c | 4 ++++ 4 files changed, 20 insertions(+), 12 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/execlist.c b/drivers/gpu/drm/i915/gvt/execlist.c index d4bd29306d84..0e9b340897e3 100644 --- a/drivers/gpu/drm/i915/gvt/execlist.c +++ b/drivers/gpu/drm/i915/gvt/execlist.c @@ -817,10 +817,11 @@ void intel_vgpu_clean_execlist(struct intel_vgpu *vgpu) int intel_vgpu_init_execlist(struct intel_vgpu *vgpu) { - int i; + enum intel_engine_id i; + struct intel_engine_cs *engine; /* each ring has a virtual execlist engine */ - for (i = 0; i < I915_NUM_ENGINES; i++) { + for_each_engine(engine, vgpu->gvt->dev_priv, i) { init_vgpu_execlist(vgpu, i); INIT_LIST_HEAD(&vgpu->workload_q_head[i]); } diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c index b21115fecf86..3e74fb3d4aa9 100644 --- a/drivers/gpu/drm/i915/gvt/handlers.c +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -132,12 +132,13 @@ static int new_mmio_info(struct intel_gvt *gvt, static int render_mmio_to_ring_id(struct intel_gvt *gvt, unsigned int reg) { - int i; + enum intel_engine_id id; + struct intel_engine_cs *engine; reg &= ~GENMASK(11, 0); - for (i = 0; i < I915_NUM_ENGINES; i++) { - if (gvt->dev_priv->engine[i]->mmio_base == reg) - return i; + for_each_engine(engine, gvt->dev_priv, id) { + if (engine->mmio_base == reg) + return id; } return -1; } @@ -1306,7 +1307,7 @@ static int elsp_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, u32 data = *(u32 *)p_data; int ret; - if (WARN_ON(ring_id < 0)) + if (WARN_ON(ring_id < 0 || ring_id > I915_NUM_ENGINES - 1)) return -EINVAL; execlist = &vgpu->execlist[ring_id]; diff --git a/drivers/gpu/drm/i915/gvt/sched_policy.c b/drivers/gpu/drm/i915/gvt/sched_policy.c index 278db0c180fc..b605ac6137eb 100644 --- a/drivers/gpu/drm/i915/gvt/sched_policy.c +++ b/drivers/gpu/drm/i915/gvt/sched_policy.c @@ -37,9 +37,10 @@ static bool vgpu_has_pending_workload(struct intel_vgpu *vgpu) { struct intel_vgpu_execlist *execlist; - int i; + enum intel_engine_id i; + struct intel_engine_cs *engine; - for (i = 0; i < I915_NUM_ENGINES; i++) { + for_each_engine(engine, vgpu->gvt->dev_priv, i) { execlist = &vgpu->execlist[i]; if (!list_empty(workload_q_head(vgpu, i))) return true; @@ -51,7 +52,8 @@ static bool vgpu_has_pending_workload(struct intel_vgpu *vgpu) static void try_to_schedule_next_vgpu(struct intel_gvt *gvt) { struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler; - int i; + enum intel_engine_id i; + struct intel_engine_cs *engine; /* no target to schedule */ if (!scheduler->next_vgpu) @@ -67,7 +69,7 @@ static void try_to_schedule_next_vgpu(struct intel_gvt *gvt) scheduler->need_reschedule = true; /* still have uncompleted workload? */ - for (i = 0; i < I915_NUM_ENGINES; i++) { + for_each_engine(engine, gvt->dev_priv, i) { if (scheduler->current_workload[i]) { gvt_dbg_sched("still have running workload\n"); return; @@ -84,7 +86,7 @@ static void try_to_schedule_next_vgpu(struct intel_gvt *gvt) scheduler->need_reschedule = false; /* wake up workload dispatch thread */ - for (i = 0; i < I915_NUM_ENGINES; i++) + for_each_engine(engine, gvt->dev_priv, i) wake_up(&scheduler->waitq[i]); } diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c index 12f825512e9b..a6ba60141ff4 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.c +++ b/drivers/gpu/drm/i915/gvt/scheduler.c @@ -510,6 +510,10 @@ int intel_gvt_init_workload_scheduler(struct intel_gvt *gvt) init_waitqueue_head(&scheduler->workload_complete_wq); for (i = 0; i < I915_NUM_ENGINES; i++) { + /* check ring mask at init time */ + if (!HAS_ENGINE(gvt->dev_priv, i)) + continue; + init_waitqueue_head(&scheduler->waitq[i]); param = kzalloc(sizeof(*param), GFP_KERNEL); -- cgit v1.2.3 From 321927db98320f0121adc50a8325f23e08735c34 Mon Sep 17 00:00:00 2001 From: "Du, Changbin" Date: Thu, 20 Oct 2016 14:08:46 +0800 Subject: drm/i915/gvt: fix sparse warnings on different address spaces Add proper __iomem annotation for pointers obtained via ioremap(). Signed-off-by: Du, Changbin Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/firmware.c | 8 +++++--- drivers/gpu/drm/i915/gvt/gtt.c | 4 ++-- drivers/gpu/drm/i915/gvt/gvt.h | 2 +- drivers/gpu/drm/i915/gvt/opregion.c | 2 +- 4 files changed, 9 insertions(+), 7 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/firmware.c b/drivers/gpu/drm/i915/gvt/firmware.c index d068a524a699..2fae2a2ca96f 100644 --- a/drivers/gpu/drm/i915/gvt/firmware.c +++ b/drivers/gpu/drm/i915/gvt/firmware.c @@ -51,7 +51,7 @@ struct gvt_firmware_header { #define RD(offset) (readl(mmio + offset.reg)) #define WR(v, offset) (writel(v, mmio + offset.reg)) -static void bdw_forcewake_get(void *mmio) +static void bdw_forcewake_get(void __iomem *mmio) { WR(_MASKED_BIT_DISABLE(0xffff), FORCEWAKE_MT); @@ -91,7 +91,8 @@ static struct bin_attribute firmware_attr = { .mmap = NULL, }; -static int expose_firmware_sysfs(struct intel_gvt *gvt, void *mmio) +static int expose_firmware_sysfs(struct intel_gvt *gvt, + void __iomem *mmio) { struct intel_gvt_device_info *info = &gvt->device_info; struct pci_dev *pdev = gvt->dev_priv->drm.pdev; @@ -234,7 +235,8 @@ int intel_gvt_load_firmware(struct intel_gvt *gvt) struct gvt_firmware_header *h; const struct firmware *fw; char *path; - void *mmio, *mem; + void __iomem *mmio; + void *mem; int ret; path = kmalloc(PATH_MAX, GFP_KERNEL); diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c index 0722d1e61fce..a8c2405f6f3e 100644 --- a/drivers/gpu/drm/i915/gvt/gtt.c +++ b/drivers/gpu/drm/i915/gvt/gtt.c @@ -269,7 +269,7 @@ static inline int get_pse_type(int type) static u64 read_pte64(struct drm_i915_private *dev_priv, unsigned long index) { - void *addr = (u64 *)dev_priv->ggtt.gsm + index; + void __iomem *addr = (gen8_pte_t __iomem *)dev_priv->ggtt.gsm + index; u64 pte; #ifdef readq @@ -284,7 +284,7 @@ static u64 read_pte64(struct drm_i915_private *dev_priv, unsigned long index) static void write_pte64(struct drm_i915_private *dev_priv, unsigned long index, u64 pte) { - void *addr = (u64 *)dev_priv->ggtt.gsm + index; + void __iomem *addr = (gen8_pte_t __iomem *)dev_priv->ggtt.gsm + index; #ifdef writeq writeq(pte, addr); diff --git a/drivers/gpu/drm/i915/gvt/gvt.h b/drivers/gpu/drm/i915/gvt/gvt.h index 15c595e0a63b..11df62b542b1 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.h +++ b/drivers/gpu/drm/i915/gvt/gvt.h @@ -186,7 +186,7 @@ struct intel_gvt_firmware { }; struct intel_gvt_opregion { - void *opregion_va; + void __iomem *opregion_va; u32 opregion_pa; }; diff --git a/drivers/gpu/drm/i915/gvt/opregion.c b/drivers/gpu/drm/i915/gvt/opregion.c index 53ac81f63c64..973c8a9d0b15 100644 --- a/drivers/gpu/drm/i915/gvt/opregion.c +++ b/drivers/gpu/drm/i915/gvt/opregion.c @@ -27,7 +27,7 @@ static int init_vgpu_opregion(struct intel_vgpu *vgpu, u32 gpa) { - void *host_va = vgpu->gvt->opregion.opregion_va; + void __iomem *host_va = vgpu->gvt->opregion.opregion_va; u8 *buf; int i; -- cgit v1.2.3 From 999ccb4017c2c818afae18a90060385ec1db903b Mon Sep 17 00:00:00 2001 From: "Du, Changbin" Date: Thu, 20 Oct 2016 14:08:47 +0800 Subject: drm/i915/gvt: mark symbols static where possible Mark all local functions & variables as static. Signed-off-by: Du, Changbin Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/cmd_parser.c | 6 +++--- drivers/gpu/drm/i915/gvt/display.c | 2 +- drivers/gpu/drm/i915/gvt/execlist.c | 2 +- drivers/gpu/drm/i915/gvt/gtt.c | 8 ++++---- drivers/gpu/drm/i915/gvt/interrupt.c | 2 +- drivers/gpu/drm/i915/gvt/sched_policy.c | 2 +- drivers/gpu/drm/i915/gvt/scheduler.c | 3 ++- 7 files changed, 13 insertions(+), 12 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.c b/drivers/gpu/drm/i915/gvt/cmd_parser.c index 0d322e035d9f..aafb57e26288 100644 --- a/drivers/gpu/drm/i915/gvt/cmd_parser.c +++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c @@ -480,8 +480,8 @@ struct parser_exec_state { #define gmadr_dw_number(s) \ (s->vgpu->gvt->device_info.gmadr_bytes_in_cmd >> 2) -unsigned long bypass_scan_mask = 0; -bool bypass_batch_buffer_scan = true; +static unsigned long bypass_scan_mask = 0; +static bool bypass_batch_buffer_scan = true; /* ring ALL, type = 0 */ static struct sub_op_bits sub_op_mi[] = { @@ -960,7 +960,7 @@ struct cmd_interrupt_event { int mi_user_interrupt; }; -struct cmd_interrupt_event cmd_interrupt_events[] = { +static struct cmd_interrupt_event cmd_interrupt_events[] = { [RCS] = { .pipe_control_notify = RCS_PIPE_CONTROL, .mi_flush_dw = INTEL_GVT_EVENT_RESERVED, diff --git a/drivers/gpu/drm/i915/gvt/display.c b/drivers/gpu/drm/i915/gvt/display.c index d8908d4cd09a..c0c884aeb30e 100644 --- a/drivers/gpu/drm/i915/gvt/display.c +++ b/drivers/gpu/drm/i915/gvt/display.c @@ -120,7 +120,7 @@ static unsigned char virtual_dp_monitor_edid[] = { #define DPCD_HEADER_SIZE 0xb -u8 dpcd_fix_data[DPCD_HEADER_SIZE] = { +static u8 dpcd_fix_data[DPCD_HEADER_SIZE] = { 0x11, 0x0a, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; diff --git a/drivers/gpu/drm/i915/gvt/execlist.c b/drivers/gpu/drm/i915/gvt/execlist.c index 0e9b340897e3..d251ca5d173c 100644 --- a/drivers/gpu/drm/i915/gvt/execlist.c +++ b/drivers/gpu/drm/i915/gvt/execlist.c @@ -623,7 +623,7 @@ static int prepare_mm(struct intel_vgpu_workload *workload) (list_empty(q) ? NULL : container_of(q->prev, \ struct intel_vgpu_workload, list)) -bool submit_context(struct intel_vgpu *vgpu, int ring_id, +static bool submit_context(struct intel_vgpu *vgpu, int ring_id, struct execlist_ctx_descriptor_format *desc, bool emulate_schedule_in) { diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c index a8c2405f6f3e..d3230bea7e41 100644 --- a/drivers/gpu/drm/i915/gvt/gtt.c +++ b/drivers/gpu/drm/i915/gvt/gtt.c @@ -1921,7 +1921,7 @@ int intel_vgpu_emulate_gtt_mmio_write(struct intel_vgpu *vgpu, unsigned int off, return ret; } -bool intel_gvt_create_scratch_page(struct intel_vgpu *vgpu) +static bool create_scratch_page(struct intel_vgpu *vgpu) { struct intel_vgpu_gtt *gtt = &vgpu->gtt; void *p; @@ -1955,7 +1955,7 @@ bool intel_gvt_create_scratch_page(struct intel_vgpu *vgpu) return 0; } -void intel_gvt_release_scratch_page(struct intel_vgpu *vgpu) +static void release_scratch_page(struct intel_vgpu *vgpu) { if (vgpu->gtt.scratch_page != NULL) { __free_page(vgpu->gtt.scratch_page); @@ -1995,7 +1995,7 @@ int intel_vgpu_init_gtt(struct intel_vgpu *vgpu) gtt->ggtt_mm = ggtt_mm; - intel_gvt_create_scratch_page(vgpu); + create_scratch_page(vgpu); return 0; } @@ -2015,7 +2015,7 @@ void intel_vgpu_clean_gtt(struct intel_vgpu *vgpu) struct intel_vgpu_mm *mm; ppgtt_free_all_shadow_page(vgpu); - intel_gvt_release_scratch_page(vgpu); + release_scratch_page(vgpu); list_for_each_safe(pos, n, &vgpu->gtt.mm_list_head) { mm = container_of(pos, struct intel_vgpu_mm, list); diff --git a/drivers/gpu/drm/i915/gvt/interrupt.c b/drivers/gpu/drm/i915/gvt/interrupt.c index e43ef7228557..f7be02ac4be1 100644 --- a/drivers/gpu/drm/i915/gvt/interrupt.c +++ b/drivers/gpu/drm/i915/gvt/interrupt.c @@ -50,7 +50,7 @@ static void update_upstream_irq(struct intel_vgpu *vgpu, struct intel_gvt_irq_info *info); -const char * const irq_name[INTEL_GVT_EVENT_MAX] = { +static const char * const irq_name[INTEL_GVT_EVENT_MAX] = { [RCS_MI_USER_INTERRUPT] = "Render CS MI USER INTERRUPT", [RCS_DEBUG] = "Render EU debug from SVG", [RCS_MMIO_SYNC_FLUSH] = "Render MMIO sync flush status", diff --git a/drivers/gpu/drm/i915/gvt/sched_policy.c b/drivers/gpu/drm/i915/gvt/sched_policy.c index b605ac6137eb..1df6a5460f3e 100644 --- a/drivers/gpu/drm/i915/gvt/sched_policy.c +++ b/drivers/gpu/drm/i915/gvt/sched_policy.c @@ -236,7 +236,7 @@ static void tbs_sched_stop_schedule(struct intel_vgpu *vgpu) list_del_init(&vgpu_data->list); } -struct intel_gvt_sched_policy_ops tbs_schedule_ops = { +static struct intel_gvt_sched_policy_ops tbs_schedule_ops = { .init = tbs_sched_init, .clean = tbs_sched_clean, .init_vgpu = tbs_sched_init_vgpu, diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c index a6ba60141ff4..e96eaeebeb0a 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.c +++ b/drivers/gpu/drm/i915/gvt/scheduler.c @@ -41,7 +41,8 @@ #define RING_CTX_OFF(x) \ offsetof(struct execlist_ring_context, x) -void set_context_pdp_root_pointer(struct execlist_ring_context *ring_context, +static void set_context_pdp_root_pointer( + struct execlist_ring_context *ring_context, u32 pdp[8]) { struct execlist_mmio_pair *pdp_pair = &ring_context->pdp3_UDW; -- cgit v1.2.3 From 76a79d59ada00fa22e5f8cd94b36296f395c3406 Mon Sep 17 00:00:00 2001 From: "Du, Changbin" Date: Thu, 20 Oct 2016 14:08:48 +0800 Subject: drm/i915/gvt: fix spare warnings on odd constant _Bool cast The function return values should has type int if it return a integer value. Signed-off-by: Du, Changbin Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/execlist.c | 2 +- drivers/gpu/drm/i915/gvt/gtt.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/execlist.c b/drivers/gpu/drm/i915/gvt/execlist.c index d251ca5d173c..c1f6019d8895 100644 --- a/drivers/gpu/drm/i915/gvt/execlist.c +++ b/drivers/gpu/drm/i915/gvt/execlist.c @@ -623,7 +623,7 @@ static int prepare_mm(struct intel_vgpu_workload *workload) (list_empty(q) ? NULL : container_of(q->prev, \ struct intel_vgpu_workload, list)) -static bool submit_context(struct intel_vgpu *vgpu, int ring_id, +static int submit_context(struct intel_vgpu *vgpu, int ring_id, struct execlist_ctx_descriptor_format *desc, bool emulate_schedule_in) { diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c index d3230bea7e41..ca1572070792 100644 --- a/drivers/gpu/drm/i915/gvt/gtt.c +++ b/drivers/gpu/drm/i915/gvt/gtt.c @@ -1921,7 +1921,7 @@ int intel_vgpu_emulate_gtt_mmio_write(struct intel_vgpu *vgpu, unsigned int off, return ret; } -static bool create_scratch_page(struct intel_vgpu *vgpu) +static int create_scratch_page(struct intel_vgpu *vgpu) { struct intel_vgpu_gtt *gtt = &vgpu->gtt; void *p; -- cgit v1.2.3 From 19e6393fb5366a89705a62b3276ce42e990d12ce Mon Sep 17 00:00:00 2001 From: "Du, Changbin" Date: Thu, 20 Oct 2016 14:08:49 +0800 Subject: drm/i915/gvt: do not ignore return value of create_scratch_page Function create_scratch_page() may fail in some cases. Signed-off-by: Du, Changbin Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/gtt.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c index ca1572070792..2cc761328569 100644 --- a/drivers/gpu/drm/i915/gvt/gtt.c +++ b/drivers/gpu/drm/i915/gvt/gtt.c @@ -1995,8 +1995,7 @@ int intel_vgpu_init_gtt(struct intel_vgpu *vgpu) gtt->ggtt_mm = ggtt_mm; - create_scratch_page(vgpu); - return 0; + return create_scratch_page(vgpu); } /** -- cgit v1.2.3 From eaa14c24864ecfc60fb591f3b20747af7c67d446 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 19 Oct 2016 13:52:03 +0100 Subject: drm/i915: Stop reporting error details in dmesg as well as the error-state As we already capture all the information from the registers into the error-state, also dumping that to dmesg just generates noise that upsets CI and users alike (and doesn't provide us with any more information). Signed-off-by: Chris Wilson Link: http://patchwork.freedesktop.org/patch/msgid/20161019125203.28851-1-chris@chris-wilson.co.uk Reviewed-by: Mika Kuoppala --- drivers/gpu/drm/i915/i915_irq.c | 86 ++++++----------------------------------- 1 file changed, 11 insertions(+), 75 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index b4a99dd54e6b..23315e5461bf 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -2578,90 +2578,26 @@ i915_err_print_instdone(struct drm_i915_private *dev_priv, slice, subslice, instdone->row[slice][subslice]); } -static void i915_report_and_clear_eir(struct drm_i915_private *dev_priv) +static void i915_clear_error_registers(struct drm_i915_private *dev_priv) { - struct intel_instdone instdone; - u32 eir = I915_READ(EIR); - int pipe; - - if (!eir) - return; - - pr_err("render error detected, EIR: 0x%08x\n", eir); - - intel_engine_get_instdone(dev_priv->engine[RCS], &instdone); - - if (IS_G4X(dev_priv)) { - if (eir & (GM45_ERROR_MEM_PRIV | GM45_ERROR_CP_PRIV)) { - u32 ipeir = I915_READ(IPEIR_I965); - - pr_err(" IPEIR: 0x%08x\n", I915_READ(IPEIR_I965)); - pr_err(" IPEHR: 0x%08x\n", I915_READ(IPEHR_I965)); - i915_err_print_instdone(dev_priv, &instdone); - pr_err(" INSTPS: 0x%08x\n", I915_READ(INSTPS)); - pr_err(" ACTHD: 0x%08x\n", I915_READ(ACTHD_I965)); - I915_WRITE(IPEIR_I965, ipeir); - POSTING_READ(IPEIR_I965); - } - if (eir & GM45_ERROR_PAGE_TABLE) { - u32 pgtbl_err = I915_READ(PGTBL_ER); - pr_err("page table error\n"); - pr_err(" PGTBL_ER: 0x%08x\n", pgtbl_err); - I915_WRITE(PGTBL_ER, pgtbl_err); - POSTING_READ(PGTBL_ER); - } - } + u32 eir; - if (!IS_GEN2(dev_priv)) { - if (eir & I915_ERROR_PAGE_TABLE) { - u32 pgtbl_err = I915_READ(PGTBL_ER); - pr_err("page table error\n"); - pr_err(" PGTBL_ER: 0x%08x\n", pgtbl_err); - I915_WRITE(PGTBL_ER, pgtbl_err); - POSTING_READ(PGTBL_ER); - } - } + if (!IS_GEN2(dev_priv)) + I915_WRITE(PGTBL_ER, I915_READ(PGTBL_ER)); - if (eir & I915_ERROR_MEMORY_REFRESH) { - pr_err("memory refresh error:\n"); - for_each_pipe(dev_priv, pipe) - pr_err("pipe %c stat: 0x%08x\n", - pipe_name(pipe), I915_READ(PIPESTAT(pipe))); - /* pipestat has already been acked */ - } - if (eir & I915_ERROR_INSTRUCTION) { - pr_err("instruction error\n"); - pr_err(" INSTPM: 0x%08x\n", I915_READ(INSTPM)); - i915_err_print_instdone(dev_priv, &instdone); - if (INTEL_GEN(dev_priv) < 4) { - u32 ipeir = I915_READ(IPEIR); - - pr_err(" IPEIR: 0x%08x\n", I915_READ(IPEIR)); - pr_err(" IPEHR: 0x%08x\n", I915_READ(IPEHR)); - pr_err(" ACTHD: 0x%08x\n", I915_READ(ACTHD)); - I915_WRITE(IPEIR, ipeir); - POSTING_READ(IPEIR); - } else { - u32 ipeir = I915_READ(IPEIR_I965); - - pr_err(" IPEIR: 0x%08x\n", I915_READ(IPEIR_I965)); - pr_err(" IPEHR: 0x%08x\n", I915_READ(IPEHR_I965)); - pr_err(" INSTPS: 0x%08x\n", I915_READ(INSTPS)); - pr_err(" ACTHD: 0x%08x\n", I915_READ(ACTHD_I965)); - I915_WRITE(IPEIR_I965, ipeir); - POSTING_READ(IPEIR_I965); - } - } + if (INTEL_GEN(dev_priv) < 4) + I915_WRITE(IPEIR, I915_READ(IPEIR)); + else + I915_WRITE(IPEIR_I965, I915_READ(IPEIR_I965)); - I915_WRITE(EIR, eir); - POSTING_READ(EIR); + I915_WRITE(EIR, I915_READ(EIR)); eir = I915_READ(EIR); if (eir) { /* * some errors might have become stuck, * mask them. */ - DRM_ERROR("EIR stuck: 0x%08x, masking\n", eir); + DRM_DEBUG_DRIVER("EIR stuck: 0x%08x, masking\n", eir); I915_WRITE(EMR, I915_READ(EMR) | eir); I915_WRITE(IIR, I915_RENDER_COMMAND_PARSER_ERROR_INTERRUPT); } @@ -2690,7 +2626,7 @@ void i915_handle_error(struct drm_i915_private *dev_priv, va_end(args); i915_capture_error_state(dev_priv, engine_mask, error_msg); - i915_report_and_clear_eir(dev_priv); + i915_clear_error_registers(dev_priv); if (!engine_mask) return; -- cgit v1.2.3 From 181c9bfe4b37a36075c91b9e16ce8c99ed0d9b7b Mon Sep 17 00:00:00 2001 From: Philipp Zabel Date: Tue, 18 Oct 2016 12:13:15 +0200 Subject: drm/imx: ipuv3-plane: request modeset if plane offsets changed If the framebuffer pixel format is planar YUV and unchanged, but the U or V plane offsets change, do not return an error, but request a modeset instead. Signed-off-by: Philipp Zabel Acked-by: Liu Ying --- drivers/gpu/drm/imx/ipuv3-plane.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/imx/ipuv3-plane.c b/drivers/gpu/drm/imx/ipuv3-plane.c index d5864ed4d772..737f085eafac 100644 --- a/drivers/gpu/drm/imx/ipuv3-plane.c +++ b/drivers/gpu/drm/imx/ipuv3-plane.c @@ -356,13 +356,11 @@ static int ipu_plane_atomic_check(struct drm_plane *plane, if ((ubo > 0xfffff8) || (vbo > 0xfffff8)) return -EINVAL; - if (old_fb && - (old_fb->pixel_format == DRM_FORMAT_YUV420 || - old_fb->pixel_format == DRM_FORMAT_YVU420)) { + if (old_fb && (fb->pixel_format == old_fb->pixel_format)) { old_ubo = drm_plane_state_to_ubo(old_state); old_vbo = drm_plane_state_to_vbo(old_state); if (ubo != old_ubo || vbo != old_vbo) - return -EINVAL; + crtc_state->mode_changed = true; } if (fb->pitches[1] != fb->pitches[2]) -- cgit v1.2.3 From 3fd8b292ae6b99e3e6e96df3e470b25b100741a8 Mon Sep 17 00:00:00 2001 From: Philipp Zabel Date: Tue, 18 Oct 2016 11:40:25 +0200 Subject: drm/imx: ipuv3-plane: merge ipu_plane_atomic_set_base into atomic_update ipu_plane_atomic_set_base is called from ipu_plane_atomic_update in two different places, depending on whether drm_atomic_crtc_needs_modeset is true. Also depending on the same condition, this function does two different things. This patch removes the indirection by merging the relevant parts into ipu_plane_atomic_update, making the actual code flow more obvious as a result. Also remove the duplicate planar format comment, which is already found in ipu_plane_atomic_check. Signed-off-by: Philipp Zabel Acked-by: Liu Ying --- drivers/gpu/drm/imx/ipuv3-plane.c | 97 ++++++++++++++------------------------- 1 file changed, 34 insertions(+), 63 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/imx/ipuv3-plane.c b/drivers/gpu/drm/imx/ipuv3-plane.c index 737f085eafac..32871bed5dcc 100644 --- a/drivers/gpu/drm/imx/ipuv3-plane.c +++ b/drivers/gpu/drm/imx/ipuv3-plane.c @@ -103,62 +103,6 @@ drm_plane_state_to_vbo(struct drm_plane_state *state) (state->src_x >> 16) / 2 - eba; } -static void ipu_plane_atomic_set_base(struct ipu_plane *ipu_plane) -{ - struct drm_plane *plane = &ipu_plane->base; - struct drm_plane_state *state = plane->state; - struct drm_crtc_state *crtc_state = state->crtc->state; - struct drm_framebuffer *fb = state->fb; - unsigned long eba, ubo, vbo; - int active; - - eba = drm_plane_state_to_eba(state); - - switch (fb->pixel_format) { - case DRM_FORMAT_YUV420: - case DRM_FORMAT_YVU420: - if (!drm_atomic_crtc_needs_modeset(crtc_state)) - break; - - /* - * Multiplanar formats have to meet the following restrictions: - * - The (up to) three plane addresses are EBA, EBA+UBO, EBA+VBO - * - EBA, UBO and VBO are a multiple of 8 - * - UBO and VBO are unsigned and not larger than 0xfffff8 - * - Only EBA may be changed while scanout is active - * - The strides of U and V planes must be identical. - */ - ubo = drm_plane_state_to_ubo(state); - vbo = drm_plane_state_to_vbo(state); - - if (fb->pixel_format == DRM_FORMAT_YUV420) - ipu_cpmem_set_yuv_planar_full(ipu_plane->ipu_ch, - fb->pitches[1], ubo, vbo); - else - ipu_cpmem_set_yuv_planar_full(ipu_plane->ipu_ch, - fb->pitches[1], vbo, ubo); - - dev_dbg(ipu_plane->base.dev->dev, - "phy = %lu %lu %lu, x = %d, y = %d", eba, ubo, vbo, - state->src_x >> 16, state->src_y >> 16); - break; - default: - dev_dbg(ipu_plane->base.dev->dev, "phys = %lu, x = %d, y = %d", - eba, state->src_x >> 16, state->src_y >> 16); - - break; - } - - if (!drm_atomic_crtc_needs_modeset(crtc_state)) { - active = ipu_idmac_get_current_buffer(ipu_plane->ipu_ch); - ipu_cpmem_set_buffer(ipu_plane->ipu_ch, !active, eba); - ipu_idmac_select_buffer(ipu_plane->ipu_ch, !active); - } else { - ipu_cpmem_set_buffer(ipu_plane->ipu_ch, 0, eba); - ipu_cpmem_set_buffer(ipu_plane->ipu_ch, 1, eba); - } -} - void ipu_plane_put_resources(struct ipu_plane *ipu_plane) { if (!IS_ERR_OR_NULL(ipu_plane->dp)) @@ -397,15 +341,19 @@ static void ipu_plane_atomic_update(struct drm_plane *plane, { struct ipu_plane *ipu_plane = to_ipu_plane(plane); struct drm_plane_state *state = plane->state; + struct drm_crtc_state *crtc_state = state->crtc->state; + struct drm_framebuffer *fb = state->fb; + unsigned long eba, ubo, vbo; enum ipu_color_space ics; + int active; - if (old_state->fb) { - struct drm_crtc_state *crtc_state = state->crtc->state; + eba = drm_plane_state_to_eba(state); - if (!drm_atomic_crtc_needs_modeset(crtc_state)) { - ipu_plane_atomic_set_base(ipu_plane); - return; - } + if (old_state->fb && !drm_atomic_crtc_needs_modeset(crtc_state)) { + active = ipu_idmac_get_current_buffer(ipu_plane->ipu_ch); + ipu_cpmem_set_buffer(ipu_plane->ipu_ch, !active, eba); + ipu_idmac_select_buffer(ipu_plane->ipu_ch, !active); + return; } switch (ipu_plane->dp_flow) { @@ -449,7 +397,30 @@ static void ipu_plane_atomic_update(struct drm_plane *plane, ipu_cpmem_set_high_priority(ipu_plane->ipu_ch); ipu_idmac_set_double_buffer(ipu_plane->ipu_ch, 1); ipu_cpmem_set_stride(ipu_plane->ipu_ch, state->fb->pitches[0]); - ipu_plane_atomic_set_base(ipu_plane); + switch (fb->pixel_format) { + case DRM_FORMAT_YUV420: + case DRM_FORMAT_YVU420: + ubo = drm_plane_state_to_ubo(state); + vbo = drm_plane_state_to_vbo(state); + + if (fb->pixel_format == DRM_FORMAT_YUV420) + ipu_cpmem_set_yuv_planar_full(ipu_plane->ipu_ch, + fb->pitches[1], ubo, vbo); + else + ipu_cpmem_set_yuv_planar_full(ipu_plane->ipu_ch, + fb->pitches[1], vbo, ubo); + + dev_dbg(ipu_plane->base.dev->dev, + "phy = %lu %lu %lu, x = %d, y = %d", eba, ubo, vbo, + state->src_x >> 16, state->src_y >> 16); + break; + default: + dev_dbg(ipu_plane->base.dev->dev, "phys = %lu, x = %d, y = %d", + eba, state->src_x >> 16, state->src_y >> 16); + break; + } + ipu_cpmem_set_buffer(ipu_plane->ipu_ch, 0, eba); + ipu_cpmem_set_buffer(ipu_plane->ipu_ch, 1, eba); ipu_plane_enable(ipu_plane); } -- cgit v1.2.3 From f2fa3536b211a420a668a239b93c6cfb7978d2ce Mon Sep 17 00:00:00 2001 From: Philipp Zabel Date: Tue, 18 Oct 2016 12:26:19 +0200 Subject: drm/imx: ipuv3-plane: let drm_plane_state_to_ubo/vbo handle chroma subsampling other than 4:2:0 To support 4:2:2 or 4:4:4 chroma subsampling, divide the x/y offsets in drm_plane_state_to_ubo/vbo only if necessary for the given pixel format. Signed-off-by: Philipp Zabel Acked-by: Liu Ying --- drivers/gpu/drm/imx/ipuv3-plane.c | 27 ++++++++++++++++++--------- 1 file changed, 18 insertions(+), 9 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/imx/ipuv3-plane.c b/drivers/gpu/drm/imx/ipuv3-plane.c index 32871bed5dcc..52784cb6bee4 100644 --- a/drivers/gpu/drm/imx/ipuv3-plane.c +++ b/drivers/gpu/drm/imx/ipuv3-plane.c @@ -64,13 +64,14 @@ drm_plane_state_to_eba(struct drm_plane_state *state) { struct drm_framebuffer *fb = state->fb; struct drm_gem_cma_object *cma_obj; + int x = state->src_x >> 16; + int y = state->src_y >> 16; cma_obj = drm_fb_cma_get_gem_obj(fb, 0); BUG_ON(!cma_obj); - return cma_obj->paddr + fb->offsets[0] + - fb->pitches[0] * (state->src_y >> 16) + - (fb->bits_per_pixel >> 3) * (state->src_x >> 16); + return cma_obj->paddr + fb->offsets[0] + fb->pitches[0] * y + + drm_format_plane_cpp(fb->pixel_format, 0) * x; } static inline unsigned long @@ -79,13 +80,17 @@ drm_plane_state_to_ubo(struct drm_plane_state *state) struct drm_framebuffer *fb = state->fb; struct drm_gem_cma_object *cma_obj; unsigned long eba = drm_plane_state_to_eba(state); + int x = state->src_x >> 16; + int y = state->src_y >> 16; cma_obj = drm_fb_cma_get_gem_obj(fb, 1); BUG_ON(!cma_obj); - return cma_obj->paddr + fb->offsets[1] + - fb->pitches[1] * (state->src_y >> 16) / 2 + - (state->src_x >> 16) / 2 - eba; + x /= drm_format_horz_chroma_subsampling(fb->pixel_format); + y /= drm_format_vert_chroma_subsampling(fb->pixel_format); + + return cma_obj->paddr + fb->offsets[1] + fb->pitches[1] * y + + drm_format_plane_cpp(fb->pixel_format, 1) * x - eba; } static inline unsigned long @@ -94,13 +99,17 @@ drm_plane_state_to_vbo(struct drm_plane_state *state) struct drm_framebuffer *fb = state->fb; struct drm_gem_cma_object *cma_obj; unsigned long eba = drm_plane_state_to_eba(state); + int x = state->src_x >> 16; + int y = state->src_y >> 16; cma_obj = drm_fb_cma_get_gem_obj(fb, 2); BUG_ON(!cma_obj); - return cma_obj->paddr + fb->offsets[2] + - fb->pitches[2] * (state->src_y >> 16) / 2 + - (state->src_x >> 16) / 2 - eba; + x /= drm_format_horz_chroma_subsampling(fb->pixel_format); + y /= drm_format_vert_chroma_subsampling(fb->pixel_format); + + return cma_obj->paddr + fb->offsets[2] + fb->pitches[2] * y + + drm_format_plane_cpp(fb->pixel_format, 2) * x - eba; } void ipu_plane_put_resources(struct ipu_plane *ipu_plane) -- cgit v1.2.3 From 9c24d680de0d7b68ac4c07cc685d9dbf83751a1d Mon Sep 17 00:00:00 2001 From: Philipp Zabel Date: Tue, 18 Oct 2016 13:33:31 +0200 Subject: gpu: ipu-cpmem: remove unused ipu_cpmem_set_yuv_planar function ipu_cpmem_set_yuv_planar_full is only used directly, remove the wrapper. Suggested-by: Liu Ying Signed-off-by: Philipp Zabel Acked-by: Liu Ying --- drivers/gpu/ipu-v3/ipu-cpmem.c | 36 ------------------------------------ include/video/imx-ipu-v3.h | 2 -- 2 files changed, 38 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/ipu-v3/ipu-cpmem.c b/drivers/gpu/ipu-v3/ipu-cpmem.c index fcb7dc86167b..f3ca1d6c02d0 100644 --- a/drivers/gpu/ipu-v3/ipu-cpmem.c +++ b/drivers/gpu/ipu-v3/ipu-cpmem.c @@ -417,42 +417,6 @@ void ipu_cpmem_set_yuv_planar_full(struct ipuv3_channel *ch, } EXPORT_SYMBOL_GPL(ipu_cpmem_set_yuv_planar_full); -void ipu_cpmem_set_yuv_planar(struct ipuv3_channel *ch, - u32 pixel_format, int stride, int height) -{ - int fourcc, u_offset, v_offset; - int uv_stride = 0; - - fourcc = v4l2_pix_fmt_to_drm_fourcc(pixel_format); - switch (fourcc) { - case DRM_FORMAT_YUV420: - uv_stride = stride / 2; - u_offset = stride * height; - v_offset = u_offset + (uv_stride * height / 2); - break; - case DRM_FORMAT_YVU420: - uv_stride = stride / 2; - v_offset = stride * height; - u_offset = v_offset + (uv_stride * height / 2); - break; - case DRM_FORMAT_YUV422: - uv_stride = stride / 2; - u_offset = stride * height; - v_offset = u_offset + (uv_stride * height); - break; - case DRM_FORMAT_NV12: - case DRM_FORMAT_NV16: - uv_stride = stride; - u_offset = stride * height; - v_offset = 0; - break; - default: - return; - } - ipu_cpmem_set_yuv_planar_full(ch, uv_stride, u_offset, v_offset); -} -EXPORT_SYMBOL_GPL(ipu_cpmem_set_yuv_planar); - static const struct ipu_rgb def_xrgb_32 = { .red = { .offset = 16, .length = 8, }, .green = { .offset = 8, .length = 8, }, diff --git a/include/video/imx-ipu-v3.h b/include/video/imx-ipu-v3.h index 173073eb6aaf..cc8174c14df8 100644 --- a/include/video/imx-ipu-v3.h +++ b/include/video/imx-ipu-v3.h @@ -247,8 +247,6 @@ void ipu_cpmem_set_yuv_planar_full(struct ipuv3_channel *ch, unsigned int uv_stride, unsigned int u_offset, unsigned int v_offset); -void ipu_cpmem_set_yuv_planar(struct ipuv3_channel *ch, - u32 pixel_format, int stride, int height); int ipu_cpmem_set_fmt(struct ipuv3_channel *ch, u32 drm_fourcc); int ipu_cpmem_set_image(struct ipuv3_channel *ch, struct ipu_image *image); void ipu_cpmem_dump(struct ipuv3_channel *ch); -- cgit v1.2.3 From c9d508c2df04af001c62e4fe86593aabe42ae718 Mon Sep 17 00:00:00 2001 From: Philipp Zabel Date: Tue, 18 Oct 2016 13:36:33 +0200 Subject: gpu: ipu-v3: add YUV 4:4:4 support The IDMAC does support reading and writing DRM_FORMAT_YUV444 and DRM_FORMAT_YVU444. Signed-off-by: Philipp Zabel Acked-by: Liu Ying --- drivers/gpu/ipu-v3/ipu-common.c | 2 ++ drivers/gpu/ipu-v3/ipu-cpmem.c | 7 +++++++ 2 files changed, 9 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/ipu-v3/ipu-common.c b/drivers/gpu/ipu-v3/ipu-common.c index b9539f7c5e9a..b7d7bd6e3d60 100644 --- a/drivers/gpu/ipu-v3/ipu-common.c +++ b/drivers/gpu/ipu-v3/ipu-common.c @@ -88,6 +88,8 @@ enum ipu_color_space ipu_drm_fourcc_to_colorspace(u32 drm_fourcc) case DRM_FORMAT_YVU420: case DRM_FORMAT_YUV422: case DRM_FORMAT_YVU422: + case DRM_FORMAT_YUV444: + case DRM_FORMAT_YVU444: case DRM_FORMAT_NV12: case DRM_FORMAT_NV21: case DRM_FORMAT_NV16: diff --git a/drivers/gpu/ipu-v3/ipu-cpmem.c b/drivers/gpu/ipu-v3/ipu-cpmem.c index f3ca1d6c02d0..4b2b67113d92 100644 --- a/drivers/gpu/ipu-v3/ipu-cpmem.c +++ b/drivers/gpu/ipu-v3/ipu-cpmem.c @@ -554,6 +554,13 @@ int ipu_cpmem_set_fmt(struct ipuv3_channel *ch, u32 drm_fourcc) /* burst size */ ipu_ch_param_write_field(ch, IPU_FIELD_NPB, 31); break; + case DRM_FORMAT_YUV444: + case DRM_FORMAT_YVU444: + /* pix format */ + ipu_ch_param_write_field(ch, IPU_FIELD_PFS, 0); + /* burst size */ + ipu_ch_param_write_field(ch, IPU_FIELD_NPB, 31); + break; case DRM_FORMAT_NV12: /* pix format */ ipu_ch_param_write_field(ch, IPU_FIELD_PFS, 4); -- cgit v1.2.3 From eae13c9337e2bba0f59b1723114e73be18499c5b Mon Sep 17 00:00:00 2001 From: Philipp Zabel Date: Tue, 18 Oct 2016 12:31:40 +0200 Subject: drm/imx: ipuv3-plane: add support for YUV 4:2:2 and 4:4:4, NV12, and NV16 formats Hook up support for DRM_FORMAT_YUV422, DRM_FORMAT_YVU422, DRM_FORMAT_YUV444, DRM_FORMAT_YVU444, DRM_FORMAT_NV12, and DRM_FORMAT_NV16. Signed-off-by: Philipp Zabel Acked-by: Liu Ying --- drivers/gpu/drm/imx/ipuv3-plane.c | 60 ++++++++++++++++++++++++++++++--------- 1 file changed, 47 insertions(+), 13 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/imx/ipuv3-plane.c b/drivers/gpu/drm/imx/ipuv3-plane.c index 52784cb6bee4..6a97e396fce3 100644 --- a/drivers/gpu/drm/imx/ipuv3-plane.c +++ b/drivers/gpu/drm/imx/ipuv3-plane.c @@ -50,6 +50,12 @@ static const uint32_t ipu_plane_formats[] = { DRM_FORMAT_YVYU, DRM_FORMAT_YUV420, DRM_FORMAT_YVU420, + DRM_FORMAT_YUV422, + DRM_FORMAT_YVU422, + DRM_FORMAT_YUV444, + DRM_FORMAT_YVU444, + DRM_FORMAT_NV12, + DRM_FORMAT_NV16, DRM_FORMAT_RGB565, }; @@ -292,6 +298,10 @@ static int ipu_plane_atomic_check(struct drm_plane *plane, switch (fb->pixel_format) { case DRM_FORMAT_YUV420: case DRM_FORMAT_YVU420: + case DRM_FORMAT_YUV422: + case DRM_FORMAT_YVU422: + case DRM_FORMAT_YUV444: + case DRM_FORMAT_YVU444: /* * Multiplanar formats have to meet the following restrictions: * - The (up to) three plane addresses are EBA, EBA+UBO, EBA+VBO @@ -300,25 +310,34 @@ static int ipu_plane_atomic_check(struct drm_plane *plane, * - Only EBA may be changed while scanout is active * - The strides of U and V planes must be identical. */ - ubo = drm_plane_state_to_ubo(state); vbo = drm_plane_state_to_vbo(state); - if ((ubo & 0x7) || (vbo & 0x7)) - return -EINVAL; - - if ((ubo > 0xfffff8) || (vbo > 0xfffff8)) + if (vbo & 0x7 || vbo > 0xfffff8) return -EINVAL; if (old_fb && (fb->pixel_format == old_fb->pixel_format)) { - old_ubo = drm_plane_state_to_ubo(old_state); old_vbo = drm_plane_state_to_vbo(old_state); - if (ubo != old_ubo || vbo != old_vbo) + if (vbo != old_vbo) crtc_state->mode_changed = true; } if (fb->pitches[1] != fb->pitches[2]) return -EINVAL; + /* fall-through */ + case DRM_FORMAT_NV12: + case DRM_FORMAT_NV16: + ubo = drm_plane_state_to_ubo(state); + + if (ubo & 0x7 || ubo > 0xfffff8) + return -EINVAL; + + if (old_fb && (fb->pixel_format == old_fb->pixel_format)) { + old_ubo = drm_plane_state_to_ubo(old_state); + if (ubo != old_ubo) + crtc_state->mode_changed = true; + } + if (fb->pitches[1] < 1 || fb->pitches[1] > 16384) return -EINVAL; @@ -409,20 +428,35 @@ static void ipu_plane_atomic_update(struct drm_plane *plane, switch (fb->pixel_format) { case DRM_FORMAT_YUV420: case DRM_FORMAT_YVU420: + case DRM_FORMAT_YUV422: + case DRM_FORMAT_YVU422: + case DRM_FORMAT_YUV444: + case DRM_FORMAT_YVU444: ubo = drm_plane_state_to_ubo(state); vbo = drm_plane_state_to_vbo(state); + if (fb->pixel_format == DRM_FORMAT_YVU420 || + fb->pixel_format == DRM_FORMAT_YVU422 || + fb->pixel_format == DRM_FORMAT_YVU444) + swap(ubo, vbo); - if (fb->pixel_format == DRM_FORMAT_YUV420) - ipu_cpmem_set_yuv_planar_full(ipu_plane->ipu_ch, - fb->pitches[1], ubo, vbo); - else - ipu_cpmem_set_yuv_planar_full(ipu_plane->ipu_ch, - fb->pitches[1], vbo, ubo); + ipu_cpmem_set_yuv_planar_full(ipu_plane->ipu_ch, + fb->pitches[1], ubo, vbo); dev_dbg(ipu_plane->base.dev->dev, "phy = %lu %lu %lu, x = %d, y = %d", eba, ubo, vbo, state->src_x >> 16, state->src_y >> 16); break; + case DRM_FORMAT_NV12: + case DRM_FORMAT_NV16: + ubo = drm_plane_state_to_ubo(state); + + ipu_cpmem_set_yuv_planar_full(ipu_plane->ipu_ch, + fb->pitches[1], ubo, ubo); + + dev_dbg(ipu_plane->base.dev->dev, + "phy = %lu %lu, x = %d, y = %d", eba, ubo, + state->src_x >> 16, state->src_y >> 16); + break; default: dev_dbg(ipu_plane->base.dev->dev, "phys = %lu, x = %d, y = %d", eba, state->src_x >> 16, state->src_y >> 16); -- cgit v1.2.3 From a92d81456c08ea6917a7630718837f0a01cbd0d0 Mon Sep 17 00:00:00 2001 From: Philipp Zabel Date: Mon, 29 Aug 2016 08:32:03 +0200 Subject: gpu: ipu-v3: initially clear all interrupts If we want to stop resetting the IPU in the future, masking all interrupts before registering the irq handlers will not be enough to avoid spurious interrupts. We also have to clear them. Signed-off-by: Philipp Zabel Acked-by: Liu Ying --- drivers/gpu/ipu-v3/ipu-common.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/ipu-v3/ipu-common.c b/drivers/gpu/ipu-v3/ipu-common.c index b7d7bd6e3d60..97218af4fe75 100644 --- a/drivers/gpu/ipu-v3/ipu-common.c +++ b/drivers/gpu/ipu-v3/ipu-common.c @@ -1286,8 +1286,11 @@ static int ipu_irq_init(struct ipu_soc *ipu) return ret; } - for (i = 0; i < IPU_NUM_IRQS; i += 32) + /* Mask and clear all interrupts */ + for (i = 0; i < IPU_NUM_IRQS; i += 32) { ipu_cm_write(ipu, 0, IPU_INT_CTRL(i / 32)); + ipu_cm_write(ipu, ~unused[i / 32], IPU_INT_STAT(i / 32)); + } for (i = 0; i < IPU_NUM_IRQS; i += 32) { gc = irq_get_domain_generic_chip(ipu->domain, i); -- cgit v1.2.3 From eafc4894d0a6a773970b40dd092dbc0771ed39b5 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 14 Oct 2016 14:44:28 +0100 Subject: drm/i915: Add a sunset clause to GPU hang logging If the kernel is old, more than a few releases old, chances are that the user is using an old kernel for a good reason, despite there being GPU hangs. After 180days since driver release stop suggesting that they should send those reports upstream. [Since Daniel acked this I expect he will pick up the dim patch to automatically update the DRIVER_TIMESTAMP everytime we tag a new release.] Signed-off-by: Chris Wilson Cc: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/20161014134428.29582-1-chris@chris-wilson.co.uk Acked-by: Daniel Vetter Reviewed-by: Joonas Lahtinen --- drivers/gpu/drm/i915/i915_drv.h | 1 + drivers/gpu/drm/i915/i915_gpu_error.c | 5 ++++- 2 files changed, 5 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index b339c916f7a9..c278c5af6174 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -71,6 +71,7 @@ #define DRIVER_NAME "i915" #define DRIVER_DESC "Intel Graphics" #define DRIVER_DATE "20161010" +#define DRIVER_TIMESTAMP 1476452087 #undef WARN_ON /* Many gcc seem to no see through this and fall over :( */ diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index a8ce358850d1..242b9a927899 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -1541,6 +1541,8 @@ static int capture(void *data) return 0; } +#define DAY_AS_SECONDS(x) (24 * 60 * 60 * (x)) + /** * i915_capture_error_state - capture an error record for later analysis * @dev: drm device @@ -1593,7 +1595,8 @@ void i915_capture_error_state(struct drm_i915_private *dev_priv, return; } - if (!warned) { + if (!warned && + ktime_get_real_seconds() - DRIVER_TIMESTAMP < DAY_AS_SECONDS(180)) { DRM_INFO("GPU hangs can indicate a bug anywhere in the entire gfx stack, including userspace.\n"); DRM_INFO("Please file a _new_ bug report on bugs.freedesktop.org against DRI -> DRM/Intel\n"); DRM_INFO("drm/i915 developers can then reassign to the right component if it's not a kernel issue.\n"); -- cgit v1.2.3 From b3e0b2dba870cc2f1d614a0f04459c18d8bf71a3 Mon Sep 17 00:00:00 2001 From: Chen-Yu Tsai Date: Thu, 20 Oct 2016 11:43:38 +0800 Subject: drm/sun4i: sun6i-drc: Support DRC on A31 and A31s The A31 and A31s also have the DRC as part of the display pipeline. As we know virtually nothing about them, just add compatible strings for both SoCs to the stub driver. Signed-off-by: Chen-Yu Tsai Acked-by: Rob Herring Signed-off-by: Maxime Ripard --- Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt | 2 ++ drivers/gpu/drm/sun4i/sun6i_drc.c | 2 ++ 2 files changed, 4 insertions(+) (limited to 'drivers') diff --git a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt index b95696d748c7..5368961cd727 100644 --- a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt +++ b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt @@ -64,6 +64,8 @@ adaptive backlight control. Required properties: - compatible: value must be one of: + * allwinner,sun6i-a31-drc + * allwinner,sun6i-a31s-drc * allwinner,sun8i-a33-drc - reg: base address and size of the memory-mapped region. - interrupts: interrupt associated to this IP diff --git a/drivers/gpu/drm/sun4i/sun6i_drc.c b/drivers/gpu/drm/sun4i/sun6i_drc.c index bf6d846d8132..6ef707c5a719 100644 --- a/drivers/gpu/drm/sun4i/sun6i_drc.c +++ b/drivers/gpu/drm/sun4i/sun6i_drc.c @@ -98,6 +98,8 @@ static int sun6i_drc_remove(struct platform_device *pdev) } static const struct of_device_id sun6i_drc_of_table[] = { + { .compatible = "allwinner,sun6i-a31-drc" }, + { .compatible = "allwinner,sun6i-a31s-drc" }, { .compatible = "allwinner,sun8i-a33-drc" }, { } }; -- cgit v1.2.3 From 91ea2f29cba6a7fe035ea232e4f981211a9fce5d Mon Sep 17 00:00:00 2001 From: Chen-Yu Tsai Date: Thu, 20 Oct 2016 11:43:39 +0800 Subject: drm/sun4i: tcon: Move SoC specific quirks to a DT matched data structure We already have some differences between the 2 supported SoCs. More will be added as we support other SoCs. To avoid bloating the probe function with even more conditionals, move the quirks to a separate data structure that's tied to the compatible string. Signed-off-by: Chen-Yu Tsai Signed-off-by: Maxime Ripard --- drivers/gpu/drm/sun4i/sun4i_tcon.c | 33 ++++++++++++++++++--------------- drivers/gpu/drm/sun4i/sun4i_tcon.h | 11 +++++++---- 2 files changed, 25 insertions(+), 19 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c b/drivers/gpu/drm/sun4i/sun4i_tcon.c index cadacb517f95..7658f0337e0b 100644 --- a/drivers/gpu/drm/sun4i/sun4i_tcon.c +++ b/drivers/gpu/drm/sun4i/sun4i_tcon.c @@ -20,6 +20,7 @@ #include #include #include +#include #include #include #include @@ -62,7 +63,7 @@ void sun4i_tcon_channel_disable(struct sun4i_tcon *tcon, int channel) return; } - WARN_ON(!tcon->has_channel_1); + WARN_ON(!tcon->quirks->has_channel_1); regmap_update_bits(tcon->regs, SUN4I_TCON1_CTL_REG, SUN4I_TCON1_CTL_TCON_ENABLE, 0); clk_disable_unprepare(tcon->sclk1); @@ -80,7 +81,7 @@ void sun4i_tcon_channel_enable(struct sun4i_tcon *tcon, int channel) return; } - WARN_ON(!tcon->has_channel_1); + WARN_ON(!tcon->quirks->has_channel_1); regmap_update_bits(tcon->regs, SUN4I_TCON1_CTL_REG, SUN4I_TCON1_CTL_TCON_ENABLE, SUN4I_TCON1_CTL_TCON_ENABLE); @@ -202,7 +203,7 @@ void sun4i_tcon1_mode_set(struct sun4i_tcon *tcon, u8 clk_delay; u32 val; - WARN_ON(!tcon->has_channel_1); + WARN_ON(!tcon->quirks->has_channel_1); /* Adjust clock delay */ clk_delay = sun4i_tcon_get_clk_delay(mode, 1); @@ -266,7 +267,7 @@ void sun4i_tcon1_mode_set(struct sun4i_tcon *tcon, /* * FIXME: Undocumented bits */ - if (tcon->has_mux) + if (tcon->quirks->has_unknown_mux) regmap_write(tcon->regs, SUN4I_TCON_MUX_CTRL_REG, 1); } EXPORT_SYMBOL(sun4i_tcon1_mode_set); @@ -327,7 +328,7 @@ static int sun4i_tcon_init_clocks(struct device *dev, return PTR_ERR(tcon->sclk0); } - if (tcon->has_channel_1) { + if (tcon->quirks->has_channel_1) { tcon->sclk1 = devm_clk_get(dev, "tcon-ch1"); if (IS_ERR(tcon->sclk1)) { dev_err(dev, "Couldn't get the TCON channel 1 clock\n"); @@ -487,14 +488,7 @@ static int sun4i_tcon_bind(struct device *dev, struct device *master, drv->tcon = tcon; tcon->drm = drm; tcon->dev = dev; - - if (of_device_is_compatible(dev->of_node, "allwinner,sun5i-a13-tcon")) { - tcon->has_mux = true; - tcon->has_channel_1 = true; - } else { - tcon->has_mux = false; - tcon->has_channel_1 = false; - } + tcon->quirks = of_device_get_match_data(dev); tcon->lcd_rst = devm_reset_control_get(dev, "lcd"); if (IS_ERR(tcon->lcd_rst)) { @@ -588,9 +582,18 @@ static int sun4i_tcon_remove(struct platform_device *pdev) return 0; } +static const struct sun4i_tcon_quirks sun5i_a13_quirks = { + .has_unknown_mux = true, + .has_channel_1 = true, +}; + +static const struct sun4i_tcon_quirks sun8i_a33_quirks = { + /* nothing is supported */ +}; + static const struct of_device_id sun4i_tcon_of_table[] = { - { .compatible = "allwinner,sun5i-a13-tcon" }, - { .compatible = "allwinner,sun8i-a33-tcon" }, + { .compatible = "allwinner,sun5i-a13-tcon", .data = &sun5i_a13_quirks }, + { .compatible = "allwinner,sun8i-a33-tcon", .data = &sun8i_a33_quirks }, { } }; MODULE_DEVICE_TABLE(of, sun4i_tcon_of_table); diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.h b/drivers/gpu/drm/sun4i/sun4i_tcon.h index 12bd48925f4d..166064bafe2e 100644 --- a/drivers/gpu/drm/sun4i/sun4i_tcon.h +++ b/drivers/gpu/drm/sun4i/sun4i_tcon.h @@ -142,6 +142,11 @@ #define SUN4I_TCON_MAX_CHANNELS 2 +struct sun4i_tcon_quirks { + bool has_unknown_mux; /* sun5i has undocumented mux */ + bool has_channel_1; /* a33 does not have channel 1 */ +}; + struct sun4i_tcon { struct device *dev; struct drm_device *drm; @@ -160,12 +165,10 @@ struct sun4i_tcon { /* Reset control */ struct reset_control *lcd_rst; - /* Platform adjustments */ - bool has_mux; - struct drm_panel *panel; - bool has_channel_1; + /* Platform adjustments */ + const struct sun4i_tcon_quirks *quirks; }; struct drm_bridge *sun4i_tcon_find_bridge(struct device_node *node); -- cgit v1.2.3 From 93a5ec14da24a8abbac5bcb953b45cc7a5d0198a Mon Sep 17 00:00:00 2001 From: Chen-Yu Tsai Date: Thu, 20 Oct 2016 11:43:40 +0800 Subject: drm/sun4i: Add compatible string for A31/A31s TCON (timing controller) The A31 TCON has mux controls for how TCON outputs are routed to the HDMI and MIPI DSI blocks. Since the A31s does not have MIPI DSI, it only has a mux for the HDMI controller input. This patch only adds support for the compatible strings. Actual support for the mux controls should be added with HDMI and MIPI DSI support. Signed-off-by: Chen-Yu Tsai Signed-off-by: Maxime Ripard --- Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt | 4 +++- drivers/gpu/drm/sun4i/sun4i_drv.c | 2 ++ drivers/gpu/drm/sun4i/sun4i_tcon.c | 10 ++++++++++ 3 files changed, 15 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt index 5368961cd727..15fdca8909f2 100644 --- a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt +++ b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt @@ -28,6 +28,8 @@ The TCON acts as a timing controller for RGB, LVDS and TV interfaces. Required properties: - compatible: value must be either: * allwinner,sun5i-a13-tcon + * allwinner,sun6i-a31-tcon + * allwinner,sun6i-a31s-tcon * allwinner,sun8i-a33-tcon - reg: base address and size of memory-mapped region - interrupts: interrupt associated to this IP @@ -50,7 +52,7 @@ Required properties: second the block connected to the TCON channel 1 (usually the TV encoder) -On the A13, there is one more clock required: +On SoCs other than the A33, there is one more clock required: - 'tcon-ch1': The clock driving the TCON channel 1 DRC diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c b/drivers/gpu/drm/sun4i/sun4i_drv.c index 0da9862ad8ed..a15c231fbd59 100644 --- a/drivers/gpu/drm/sun4i/sun4i_drv.c +++ b/drivers/gpu/drm/sun4i/sun4i_drv.c @@ -207,6 +207,8 @@ static bool sun4i_drv_node_is_frontend(struct device_node *node) static bool sun4i_drv_node_is_tcon(struct device_node *node) { return of_device_is_compatible(node, "allwinner,sun5i-a13-tcon") || + of_device_is_compatible(node, "allwinner,sun6i-a31-tcon") || + of_device_is_compatible(node, "allwinner,sun6i-a31s-tcon") || of_device_is_compatible(node, "allwinner,sun8i-a33-tcon"); } diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c b/drivers/gpu/drm/sun4i/sun4i_tcon.c index 7658f0337e0b..c6afb2448655 100644 --- a/drivers/gpu/drm/sun4i/sun4i_tcon.c +++ b/drivers/gpu/drm/sun4i/sun4i_tcon.c @@ -587,12 +587,22 @@ static const struct sun4i_tcon_quirks sun5i_a13_quirks = { .has_channel_1 = true, }; +static const struct sun4i_tcon_quirks sun6i_a31_quirks = { + .has_channel_1 = true, +}; + +static const struct sun4i_tcon_quirks sun6i_a31s_quirks = { + .has_channel_1 = true, +}; + static const struct sun4i_tcon_quirks sun8i_a33_quirks = { /* nothing is supported */ }; static const struct of_device_id sun4i_tcon_of_table[] = { { .compatible = "allwinner,sun5i-a13-tcon", .data = &sun5i_a13_quirks }, + { .compatible = "allwinner,sun6i-a31-tcon", .data = &sun6i_a31_quirks }, + { .compatible = "allwinner,sun6i-a31s-tcon", .data = &sun6i_a31s_quirks }, { .compatible = "allwinner,sun8i-a33-tcon", .data = &sun8i_a33_quirks }, { } }; -- cgit v1.2.3 From 49c440e87cd6f547f93d0dc53571ae0e11d9ec8f Mon Sep 17 00:00:00 2001 From: Chen-Yu Tsai Date: Thu, 20 Oct 2016 11:43:41 +0800 Subject: drm/sun4i: Add compatible strings for A31/A31s display pipelines The A31's display pipeline has 2 frontends, 2 backends, and 2 TCONs. It also has new display enhancement blocks, such as the DRC (Dynamic Range Controller), the DEU (Display Enhancement Unit), and the CMU (Color Management Unit). It supports HDMI, MIPI DSI, and 2 LCD/LVDS channels. The A31s display pipeline is almost the same, just without MIPI DSI. Only the TCON seems to be different, due to the missing mux for MIPI DSI. Add compatible strings for both of them. Signed-off-by: Chen-Yu Tsai Acked-by: Rob Herring Signed-off-by: Maxime Ripard --- Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt | 4 ++++ drivers/gpu/drm/sun4i/sun4i_backend.c | 1 + drivers/gpu/drm/sun4i/sun4i_drv.c | 3 +++ 3 files changed, 8 insertions(+) (limited to 'drivers') diff --git a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt index 15fdca8909f2..b82c00449468 100644 --- a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt +++ b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt @@ -91,6 +91,7 @@ system. Required properties: - compatible: value must be one of: * allwinner,sun5i-a13-display-backend + * allwinner,sun6i-a31-display-backend * allwinner,sun8i-a33-display-backend - reg: base address and size of the memory-mapped region. - clocks: phandles to the clocks feeding the frontend and backend @@ -121,6 +122,7 @@ deinterlacing and color space conversion. Required properties: - compatible: value must be one of: * allwinner,sun5i-a13-display-frontend + * allwinner,sun6i-a31-display-frontend * allwinner,sun8i-a33-display-frontend - reg: base address and size of the memory-mapped region. - interrupts: interrupt associated to this IP @@ -146,6 +148,8 @@ extra node. Required properties: - compatible: value must be one of: * allwinner,sun5i-a13-display-engine + * allwinner,sun6i-a31-display-engine + * allwinner,sun6i-a31s-display-engine * allwinner,sun8i-a33-display-engine - allwinner,pipelines: list of phandle to the display engine diff --git a/drivers/gpu/drm/sun4i/sun4i_backend.c b/drivers/gpu/drm/sun4i/sun4i_backend.c index 32c0584e3c35..6e6c59a661b6 100644 --- a/drivers/gpu/drm/sun4i/sun4i_backend.c +++ b/drivers/gpu/drm/sun4i/sun4i_backend.c @@ -408,6 +408,7 @@ static int sun4i_backend_remove(struct platform_device *pdev) static const struct of_device_id sun4i_backend_of_table[] = { { .compatible = "allwinner,sun5i-a13-display-backend" }, + { .compatible = "allwinner,sun6i-a31-display-backend" }, { .compatible = "allwinner,sun8i-a33-display-backend" }, { } }; diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c b/drivers/gpu/drm/sun4i/sun4i_drv.c index a15c231fbd59..fa6568e1822a 100644 --- a/drivers/gpu/drm/sun4i/sun4i_drv.c +++ b/drivers/gpu/drm/sun4i/sun4i_drv.c @@ -201,6 +201,7 @@ static const struct component_master_ops sun4i_drv_master_ops = { static bool sun4i_drv_node_is_frontend(struct device_node *node) { return of_device_is_compatible(node, "allwinner,sun5i-a13-display-frontend") || + of_device_is_compatible(node, "allwinner,sun6i-a31-display-frontend") || of_device_is_compatible(node, "allwinner,sun8i-a33-display-frontend"); } @@ -324,6 +325,8 @@ static int sun4i_drv_remove(struct platform_device *pdev) static const struct of_device_id sun4i_drv_of_table[] = { { .compatible = "allwinner,sun5i-a13-display-engine" }, + { .compatible = "allwinner,sun6i-a31-display-engine" }, + { .compatible = "allwinner,sun6i-a31s-display-engine" }, { .compatible = "allwinner,sun8i-a33-display-engine" }, { } }; -- cgit v1.2.3 From 0a91877cf2ee78a2a57d65b42f14eefc54dc4455 Mon Sep 17 00:00:00 2001 From: Rodrigo Vivi Date: Fri, 30 Sep 2016 11:05:56 -0700 Subject: drm/i915: Move down skl/kbl ddi iboost and n_edp_entires fixup No functional change. Only moving this fixup block out of ddi_translation definitions so we can split skl and kbl cleanly. v2: Remove useless comment. (Ville) Cc: Manasi Navare Signed-off-by: Rodrigo Vivi Reviewed-by: Manasi Navare Link: http://patchwork.freedesktop.org/patch/msgid/1475258757-29540-1-git-send-email-rodrigo.vivi@intel.com --- drivers/gpu/drm/i915/intel_ddi.c | 20 +++++++++++--------- 1 file changed, 11 insertions(+), 9 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index 7f7741c1406d..e74c2fc360f1 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -436,15 +436,6 @@ void intel_prepare_dp_ddi_buffers(struct intel_encoder *encoder) skl_get_buf_trans_dp(dev_priv, &n_dp_entries); ddi_translations_edp = skl_get_buf_trans_edp(dev_priv, &n_edp_entries); - - /* If we're boosting the current, set bit 31 of trans1 */ - if (dev_priv->vbt.ddi_port_info[port].dp_boost_level) - iboost_bit = DDI_BUF_BALANCE_LEG_ENABLE; - - if (WARN_ON(encoder->type == INTEL_OUTPUT_EDP && - port != PORT_A && port != PORT_E && - n_edp_entries > 9)) - n_edp_entries = 9; } else if (IS_BROADWELL(dev_priv)) { ddi_translations_fdi = bdw_ddi_translations_fdi; ddi_translations_dp = bdw_ddi_translations_dp; @@ -464,6 +455,17 @@ void intel_prepare_dp_ddi_buffers(struct intel_encoder *encoder) n_dp_entries = ARRAY_SIZE(bdw_ddi_translations_dp); } + if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) { + /* If we're boosting the current, set bit 31 of trans1 */ + if (dev_priv->vbt.ddi_port_info[port].dp_boost_level) + iboost_bit = DDI_BUF_BALANCE_LEG_ENABLE; + + if (WARN_ON(encoder->type == INTEL_OUTPUT_EDP && + port != PORT_A && port != PORT_E && + n_edp_entries > 9)) + n_edp_entries = 9; + } + switch (encoder->type) { case INTEL_OUTPUT_EDP: ddi_translations = ddi_translations_edp; -- cgit v1.2.3 From 0fdd491861e1269dc18017774fc50c3a3b54f3eb Mon Sep 17 00:00:00 2001 From: Rodrigo Vivi Date: Tue, 18 Oct 2016 08:57:36 -0700 Subject: drm/i915: KBL - Recommended buffer translation programming for DisplayPort According to spec: "KBL re-uses SKL values, except where specific KBL values are listed." And recently spec has changed adding different table for Display Port only. But for all SKUs (H,S,U,Y) we have slightly different values. v2: Fix wrong condition spotted by Jani. v3: Fix 7th entry of KBL H and S table - by Manasi. Cc: Jani Nikula Cc: Manasi Navare Signed-off-by: Rodrigo Vivi Reviewed-by: Manasi Navare Link: http://patchwork.freedesktop.org/patch/msgid/1476806256-13318-1-git-send-email-rodrigo.vivi@intel.com --- drivers/gpu/drm/i915/intel_ddi.c | 88 +++++++++++++++++++++++++++++++++++----- 1 file changed, 78 insertions(+), 10 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index e74c2fc360f1..fb18d699ce10 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -167,8 +167,47 @@ static const struct ddi_buf_trans skl_y_ddi_translations_dp[] = { { 0x80005012, 0x000000C0, 0x3 }, }; +/* Kabylake H and S */ +static const struct ddi_buf_trans kbl_ddi_translations_dp[] = { + { 0x00002016, 0x000000A0, 0x0 }, + { 0x00005012, 0x0000009B, 0x0 }, + { 0x00007011, 0x00000088, 0x0 }, + { 0x80009010, 0x000000C0, 0x1 }, + { 0x00002016, 0x0000009B, 0x0 }, + { 0x00005012, 0x00000088, 0x0 }, + { 0x80007011, 0x000000C0, 0x1 }, + { 0x00002016, 0x00000097, 0x0 }, + { 0x80005012, 0x000000C0, 0x1 }, +}; + +/* Kabylake U */ +static const struct ddi_buf_trans kbl_u_ddi_translations_dp[] = { + { 0x0000201B, 0x000000A1, 0x0 }, + { 0x00005012, 0x00000088, 0x0 }, + { 0x80007011, 0x000000CD, 0x3 }, + { 0x80009010, 0x000000C0, 0x3 }, + { 0x0000201B, 0x0000009D, 0x0 }, + { 0x80005012, 0x000000C0, 0x3 }, + { 0x80007011, 0x000000C0, 0x3 }, + { 0x00002016, 0x0000004F, 0x0 }, + { 0x80005012, 0x000000C0, 0x3 }, +}; + +/* Kabylake Y */ +static const struct ddi_buf_trans kbl_y_ddi_translations_dp[] = { + { 0x00001017, 0x000000A1, 0x0 }, + { 0x00005012, 0x00000088, 0x0 }, + { 0x80007011, 0x000000CD, 0x3 }, + { 0x8000800F, 0x000000C0, 0x3 }, + { 0x00001017, 0x0000009D, 0x0 }, + { 0x80005012, 0x000000C0, 0x3 }, + { 0x80007011, 0x000000C0, 0x3 }, + { 0x00001017, 0x0000004C, 0x0 }, + { 0x80005012, 0x000000C0, 0x3 }, +}; + /* - * Skylake H and S + * Skylake/Kabylake H and S * eDP 1.4 low vswing translation parameters */ static const struct ddi_buf_trans skl_ddi_translations_edp[] = { @@ -185,7 +224,7 @@ static const struct ddi_buf_trans skl_ddi_translations_edp[] = { }; /* - * Skylake U + * Skylake/Kabylake U * eDP 1.4 low vswing translation parameters */ static const struct ddi_buf_trans skl_u_ddi_translations_edp[] = { @@ -202,7 +241,7 @@ static const struct ddi_buf_trans skl_u_ddi_translations_edp[] = { }; /* - * Skylake Y + * Skylake/Kabylake Y * eDP 1.4 low vswing translation parameters */ static const struct ddi_buf_trans skl_y_ddi_translations_edp[] = { @@ -218,7 +257,7 @@ static const struct ddi_buf_trans skl_y_ddi_translations_edp[] = { { 0x00000018, 0x0000008A, 0x0 }, }; -/* Skylake U, H and S */ +/* Skylake/Kabylake U, H and S */ static const struct ddi_buf_trans skl_ddi_translations_hdmi[] = { { 0x00000018, 0x000000AC, 0x0 }, { 0x00005012, 0x0000009D, 0x0 }, @@ -233,7 +272,7 @@ static const struct ddi_buf_trans skl_ddi_translations_hdmi[] = { { 0x80000018, 0x000000C0, 0x1 }, }; -/* Skylake Y */ +/* Skylake/Kabylake Y */ static const struct ddi_buf_trans skl_y_ddi_translations_hdmi[] = { { 0x00000018, 0x000000A1, 0x0 }, { 0x00005012, 0x000000DF, 0x0 }, @@ -334,10 +373,10 @@ bdw_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries) static const struct ddi_buf_trans * skl_get_buf_trans_dp(struct drm_i915_private *dev_priv, int *n_entries) { - if (IS_SKL_ULX(dev_priv) || IS_KBL_ULX(dev_priv)) { + if (IS_SKL_ULX(dev_priv)) { *n_entries = ARRAY_SIZE(skl_y_ddi_translations_dp); return skl_y_ddi_translations_dp; - } else if (IS_SKL_ULT(dev_priv) || IS_KBL_ULT(dev_priv)) { + } else if (IS_SKL_ULT(dev_priv)) { *n_entries = ARRAY_SIZE(skl_u_ddi_translations_dp); return skl_u_ddi_translations_dp; } else { @@ -346,6 +385,21 @@ skl_get_buf_trans_dp(struct drm_i915_private *dev_priv, int *n_entries) } } +static const struct ddi_buf_trans * +kbl_get_buf_trans_dp(struct drm_i915_private *dev_priv, int *n_entries) +{ + if (IS_KBL_ULX(dev_priv)) { + *n_entries = ARRAY_SIZE(kbl_y_ddi_translations_dp); + return kbl_y_ddi_translations_dp; + } else if (IS_KBL_ULT(dev_priv)) { + *n_entries = ARRAY_SIZE(kbl_u_ddi_translations_dp); + return kbl_u_ddi_translations_dp; + } else { + *n_entries = ARRAY_SIZE(kbl_ddi_translations_dp); + return kbl_ddi_translations_dp; + } +} + static const struct ddi_buf_trans * skl_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries) { @@ -362,7 +416,10 @@ skl_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries) } } - return skl_get_buf_trans_dp(dev_priv, n_entries); + if (IS_KABYLAKE(dev_priv)) + return kbl_get_buf_trans_dp(dev_priv, n_entries); + else + return skl_get_buf_trans_dp(dev_priv, n_entries); } static const struct ddi_buf_trans * @@ -430,7 +487,13 @@ void intel_prepare_dp_ddi_buffers(struct intel_encoder *encoder) if (IS_BROXTON(dev_priv)) return; - if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) { + if (IS_KABYLAKE(dev_priv)) { + ddi_translations_fdi = NULL; + ddi_translations_dp = + kbl_get_buf_trans_dp(dev_priv, &n_dp_entries); + ddi_translations_edp = + skl_get_buf_trans_edp(dev_priv, &n_edp_entries); + } else if (IS_SKYLAKE(dev_priv)) { ddi_translations_fdi = NULL; ddi_translations_dp = skl_get_buf_trans_dp(dev_priv, &n_dp_entries); @@ -1436,7 +1499,12 @@ static void skl_ddi_set_iboost(struct intel_encoder *encoder, u32 level) if (dp_iboost) { iboost = dp_iboost; } else { - ddi_translations = skl_get_buf_trans_dp(dev_priv, &n_entries); + if (IS_KABYLAKE(dev_priv)) + ddi_translations = kbl_get_buf_trans_dp(dev_priv, + &n_entries); + else + ddi_translations = skl_get_buf_trans_dp(dev_priv, + &n_entries); iboost = ddi_translations[level].i_boost; } } else if (type == INTEL_OUTPUT_EDP) { -- cgit v1.2.3 From 465418c6064c88d4af555abe0480c417eb47eae3 Mon Sep 17 00:00:00 2001 From: Arkadiusz Hiler Date: Thu, 20 Oct 2016 17:31:00 +0200 Subject: drm/i915/gen9: Remove WaEnableYV12BugFixInHalfSliceChicken7 Dropping WA because it was for early steppings. It is fixed in newer preproduction and all production revisions. v2: add references, updated commit message References: HSD#2126385, HSD#2131381, BSID#0764 Cc: Mika Kuoppala Cc: Chris Wilson Cc: Michal Winiarski Signed-off-by: Arkadiusz Hiler Reviewed-by: Mika Kuoppala Signed-off-by: Mika Kuoppala Link: http://patchwork.freedesktop.org/patch/msgid/1476977460-28088-1-git-send-email-arkadiusz.hiler@intel.com --- drivers/gpu/drm/i915/intel_ringbuffer.c | 2 -- 1 file changed, 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index e107455b0168..32786ba199b9 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -849,10 +849,8 @@ static int gen9_init_workarounds(struct intel_engine_cs *engine) */ } - /* WaEnableYV12BugFixInHalfSliceChicken7:skl,bxt,kbl */ /* WaEnableSamplerGPGPUPreemptionSupport:skl,bxt,kbl */ WA_SET_BIT_MASKED(GEN9_HALF_SLICE_CHICKEN7, - GEN9_ENABLE_YV12_BUGFIX | GEN9_ENABLE_GPGPU_PREEMPTION); /* Wa4x4STCOptimizationDisable:skl,bxt,kbl */ -- cgit v1.2.3 From 8f7ce038f1178057733b7e765bf9160a2f9be14b Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 11 Oct 2016 20:52:45 +0300 Subject: drm/i915: Respect alternate_aux_channel for all DDI ports MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The VBT provides the platform a way to mix and match the DDI ports vs. AUX channels. Currently we only trust the VBT for DDI E, which has no corresponding AUX channel of its own. However it is possible that some board might use some non-standard DDI vs. AUX port routing even for the other ports. Perhaps for signal routing reasons or something, So let's generalize this and trust the VBT for all ports. For now we'll limit this to DDI platforms, as we trust the VBT a bit more there anyway when it comes to the DDI ports. I've structured the code in a way that would allow us to easily expand this to other platforms as well, by simply filling in the ddi_port_info. v2: Drop whitespace changes, keep MISSING_CASE() for unknown aux ch assignment, include a commit message, include debug message during init Cc: stable@vger.kernel.org Cc: Maarten Maathuis Tested-by: Maarten Maathuis References: https://bugs.freedesktop.org/show_bug.cgi?id=97877 Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1476208368-5710-2-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Jim Bride --- drivers/gpu/drm/i915/intel_dp.c | 71 +++++++++++++++++++++++------------------ 1 file changed, 40 insertions(+), 31 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 88f3b745a326..1bd14c49b18b 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1109,6 +1109,44 @@ intel_dp_aux_transfer(struct drm_dp_aux *aux, struct drm_dp_aux_msg *msg) return ret; } +static enum port intel_aux_port(struct drm_i915_private *dev_priv, + enum port port) +{ + const struct ddi_vbt_port_info *info = + &dev_priv->vbt.ddi_port_info[port]; + enum port aux_port; + + if (!info->alternate_aux_channel) { + DRM_DEBUG_KMS("using AUX %c for port %c (platform default)\n", + port_name(port), port_name(port)); + return port; + } + + switch (info->alternate_aux_channel) { + case DP_AUX_A: + aux_port = PORT_A; + break; + case DP_AUX_B: + aux_port = PORT_B; + break; + case DP_AUX_C: + aux_port = PORT_C; + break; + case DP_AUX_D: + aux_port = PORT_D; + break; + default: + MISSING_CASE(info->alternate_aux_channel); + aux_port = PORT_A; + break; + } + + DRM_DEBUG_KMS("using AUX %c for port %c (VBT)\n", + port_name(aux_port), port_name(port)); + + return aux_port; +} + static i915_reg_t g4x_aux_ctl_reg(struct drm_i915_private *dev_priv, enum port port) { @@ -1169,36 +1207,9 @@ static i915_reg_t ilk_aux_data_reg(struct drm_i915_private *dev_priv, } } -/* - * On SKL we don't have Aux for port E so we rely - * on VBT to set a proper alternate aux channel. - */ -static enum port skl_porte_aux_port(struct drm_i915_private *dev_priv) -{ - const struct ddi_vbt_port_info *info = - &dev_priv->vbt.ddi_port_info[PORT_E]; - - switch (info->alternate_aux_channel) { - case DP_AUX_A: - return PORT_A; - case DP_AUX_B: - return PORT_B; - case DP_AUX_C: - return PORT_C; - case DP_AUX_D: - return PORT_D; - default: - MISSING_CASE(info->alternate_aux_channel); - return PORT_A; - } -} - static i915_reg_t skl_aux_ctl_reg(struct drm_i915_private *dev_priv, enum port port) { - if (port == PORT_E) - port = skl_porte_aux_port(dev_priv); - switch (port) { case PORT_A: case PORT_B: @@ -1214,9 +1225,6 @@ static i915_reg_t skl_aux_ctl_reg(struct drm_i915_private *dev_priv, static i915_reg_t skl_aux_data_reg(struct drm_i915_private *dev_priv, enum port port, int index) { - if (port == PORT_E) - port = skl_porte_aux_port(dev_priv); - switch (port) { case PORT_A: case PORT_B: @@ -1254,7 +1262,8 @@ static i915_reg_t intel_aux_data_reg(struct drm_i915_private *dev_priv, static void intel_aux_reg_init(struct intel_dp *intel_dp) { struct drm_i915_private *dev_priv = to_i915(intel_dp_to_dev(intel_dp)); - enum port port = dp_to_dig_port(intel_dp)->port; + enum port port = intel_aux_port(dev_priv, + dp_to_dig_port(intel_dp)->port); int i; intel_dp->aux_ch_ctl_reg = intel_aux_ctl_reg(dev_priv, port); -- cgit v1.2.3 From e4ab73a13291fc844c9e24d5c347bd95818544d2 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 11 Oct 2016 20:52:46 +0300 Subject: drm/i915: Respect alternate_ddc_pin for all DDI ports MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The VBT provides the platform a way to mix and match the DDI ports vs. GMBUS pins. Currently we only trust the VBT for DDI E, which I suppose has no standard GMBUS pin assignment. However, there are machines out there that use a non-standard mapping for the other ports as well. Let's start trusting the VBT on this one for all ports on DDI platforms. I've structured the code such that other platforms could easily start using this as well, by simply filling in the ddi_port_info. IIRC there may be CHV system that might actually need this. v2: Include a commit message, include a debug message during init Cc: stable@vger.kernel.org Cc: Maarten Maathuis Tested-by: Maarten Maathuis Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=97877 Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1476208368-5710-3-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Jim Bride --- drivers/gpu/drm/i915/intel_hdmi.c | 84 ++++++++++++++++++++++----------------- 1 file changed, 48 insertions(+), 36 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index 501334242d38..af8715f31807 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -1800,6 +1800,50 @@ intel_hdmi_add_properties(struct intel_hdmi *intel_hdmi, struct drm_connector *c intel_hdmi->aspect_ratio = HDMI_PICTURE_ASPECT_NONE; } +static u8 intel_hdmi_ddc_pin(struct drm_i915_private *dev_priv, + enum port port) +{ + const struct ddi_vbt_port_info *info = + &dev_priv->vbt.ddi_port_info[port]; + u8 ddc_pin; + + if (info->alternate_ddc_pin) { + DRM_DEBUG_KMS("Using DDC pin 0x%x for port %c (VBT)\n", + info->alternate_ddc_pin, port_name(port)); + return info->alternate_ddc_pin; + } + + switch (port) { + case PORT_B: + if (IS_BROXTON(dev_priv)) + ddc_pin = GMBUS_PIN_1_BXT; + else + ddc_pin = GMBUS_PIN_DPB; + break; + case PORT_C: + if (IS_BROXTON(dev_priv)) + ddc_pin = GMBUS_PIN_2_BXT; + else + ddc_pin = GMBUS_PIN_DPC; + break; + case PORT_D: + if (IS_CHERRYVIEW(dev_priv)) + ddc_pin = GMBUS_PIN_DPD_CHV; + else + ddc_pin = GMBUS_PIN_DPD; + break; + default: + MISSING_CASE(port); + ddc_pin = GMBUS_PIN_DPB; + break; + } + + DRM_DEBUG_KMS("Using DDC pin 0x%x for port %c (platform default)\n", + ddc_pin, port_name(port)); + + return ddc_pin; +} + void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port, struct intel_connector *intel_connector) { @@ -1809,7 +1853,6 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port, struct drm_device *dev = intel_encoder->base.dev; struct drm_i915_private *dev_priv = to_i915(dev); enum port port = intel_dig_port->port; - uint8_t alternate_ddc_pin; DRM_DEBUG_KMS("Adding HDMI connector on port %c\n", port_name(port)); @@ -1827,12 +1870,10 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port, connector->doublescan_allowed = 0; connector->stereo_allowed = 1; + intel_hdmi->ddc_bus = intel_hdmi_ddc_pin(dev_priv, port); + switch (port) { case PORT_B: - if (IS_BROXTON(dev_priv)) - intel_hdmi->ddc_bus = GMBUS_PIN_1_BXT; - else - intel_hdmi->ddc_bus = GMBUS_PIN_DPB; /* * On BXT A0/A1, sw needs to activate DDIA HPD logic and * interrupts to check the external panel connection. @@ -1843,46 +1884,17 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port, intel_encoder->hpd_pin = HPD_PORT_B; break; case PORT_C: - if (IS_BROXTON(dev_priv)) - intel_hdmi->ddc_bus = GMBUS_PIN_2_BXT; - else - intel_hdmi->ddc_bus = GMBUS_PIN_DPC; intel_encoder->hpd_pin = HPD_PORT_C; break; case PORT_D: - if (WARN_ON(IS_BROXTON(dev_priv))) - intel_hdmi->ddc_bus = GMBUS_PIN_DISABLED; - else if (IS_CHERRYVIEW(dev_priv)) - intel_hdmi->ddc_bus = GMBUS_PIN_DPD_CHV; - else - intel_hdmi->ddc_bus = GMBUS_PIN_DPD; intel_encoder->hpd_pin = HPD_PORT_D; break; case PORT_E: - /* On SKL PORT E doesn't have seperate GMBUS pin - * We rely on VBT to set a proper alternate GMBUS pin. */ - alternate_ddc_pin = - dev_priv->vbt.ddi_port_info[PORT_E].alternate_ddc_pin; - switch (alternate_ddc_pin) { - case DDC_PIN_B: - intel_hdmi->ddc_bus = GMBUS_PIN_DPB; - break; - case DDC_PIN_C: - intel_hdmi->ddc_bus = GMBUS_PIN_DPC; - break; - case DDC_PIN_D: - intel_hdmi->ddc_bus = GMBUS_PIN_DPD; - break; - default: - MISSING_CASE(alternate_ddc_pin); - } intel_encoder->hpd_pin = HPD_PORT_E; break; - case PORT_A: - intel_encoder->hpd_pin = HPD_PORT_A; - /* Internal port only for eDP. */ default: - BUG(); + MISSING_CASE(port); + return; } if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { -- cgit v1.2.3 From 9454fa871edf15c20a0371548b3ec0d6d944a498 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 11 Oct 2016 20:52:47 +0300 Subject: drm/i915: Clean up DDI DDC/AUX CH sanitation MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Now that we use the AUX and GMBUS assignment from VBT for all ports, let's clean up the sanitization of the port information a bit. Previosuly we only did this for port E, and only complained about a non-standard assignment for the other ports. But as we know that non-standard assignments are a fact of life, let's expand the sanitization to all the ports. v2: Include a commit message, fix up the comments a bit v3: Don't clobber other ports if the current port has no alternate aux ch/ddc pin Cc: stable@vger.kernel.org Cc: Maarten Maathuis Tested-by: Maarten Maathuis References: https://bugs.freedesktop.org/show_bug.cgi?id=97877 Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1476208368-5710-4-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Jim Bride (v2) --- drivers/gpu/drm/i915/intel_bios.c | 122 ++++++++++++++++++++++++-------------- 1 file changed, 77 insertions(+), 45 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c index 32e1def6a9ef..5ab646ef8c9f 100644 --- a/drivers/gpu/drm/i915/intel_bios.c +++ b/drivers/gpu/drm/i915/intel_bios.c @@ -1035,6 +1035,77 @@ static u8 translate_iboost(u8 val) return mapping[val]; } +static void sanitize_ddc_pin(struct drm_i915_private *dev_priv, + enum port port) +{ + const struct ddi_vbt_port_info *info = + &dev_priv->vbt.ddi_port_info[port]; + enum port p; + + if (!info->alternate_ddc_pin) + return; + + for_each_port_masked(p, (1 << port) - 1) { + struct ddi_vbt_port_info *i = &dev_priv->vbt.ddi_port_info[p]; + + if (info->alternate_ddc_pin != i->alternate_ddc_pin) + continue; + + DRM_DEBUG_KMS("port %c trying to use the same DDC pin (0x%x) as port %c, " + "disabling port %c DVI/HDMI support\n", + port_name(p), i->alternate_ddc_pin, + port_name(port), port_name(p)); + + /* + * If we have multiple ports supposedly sharing the + * pin, then dvi/hdmi couldn't exist on the shared + * port. Otherwise they share the same ddc bin and + * system couldn't communicate with them separately. + * + * Due to parsing the ports in alphabetical order, + * a higher port will always clobber a lower one. + */ + i->supports_dvi = false; + i->supports_hdmi = false; + i->alternate_ddc_pin = 0; + } +} + +static void sanitize_aux_ch(struct drm_i915_private *dev_priv, + enum port port) +{ + const struct ddi_vbt_port_info *info = + &dev_priv->vbt.ddi_port_info[port]; + enum port p; + + if (!info->alternate_aux_channel) + return; + + for_each_port_masked(p, (1 << port) - 1) { + struct ddi_vbt_port_info *i = &dev_priv->vbt.ddi_port_info[p]; + + if (info->alternate_aux_channel != i->alternate_aux_channel) + continue; + + DRM_DEBUG_KMS("port %c trying to use the same AUX CH (0x%x) as port %c, " + "disabling port %c DP support\n", + port_name(p), i->alternate_aux_channel, + port_name(port), port_name(p)); + + /* + * If we have multiple ports supposedlt sharing the + * aux channel, then DP couldn't exist on the shared + * port. Otherwise they share the same aux channel + * and system couldn't communicate with them separately. + * + * Due to parsing the ports in alphabetical order, + * a higher port will always clobber a lower one. + */ + i->supports_dp = false; + i->alternate_aux_channel = 0; + } +} + static void parse_ddi_port(struct drm_i915_private *dev_priv, enum port port, const struct bdb_header *bdb) { @@ -1109,54 +1180,15 @@ static void parse_ddi_port(struct drm_i915_private *dev_priv, enum port port, DRM_DEBUG_KMS("Port %c is internal DP\n", port_name(port)); if (is_dvi) { - if (port == PORT_E) { - info->alternate_ddc_pin = ddc_pin; - /* if DDIE share ddc pin with other port, then - * dvi/hdmi couldn't exist on the shared port. - * Otherwise they share the same ddc bin and system - * couldn't communicate with them seperately. */ - if (ddc_pin == DDC_PIN_B) { - dev_priv->vbt.ddi_port_info[PORT_B].supports_dvi = 0; - dev_priv->vbt.ddi_port_info[PORT_B].supports_hdmi = 0; - } else if (ddc_pin == DDC_PIN_C) { - dev_priv->vbt.ddi_port_info[PORT_C].supports_dvi = 0; - dev_priv->vbt.ddi_port_info[PORT_C].supports_hdmi = 0; - } else if (ddc_pin == DDC_PIN_D) { - dev_priv->vbt.ddi_port_info[PORT_D].supports_dvi = 0; - dev_priv->vbt.ddi_port_info[PORT_D].supports_hdmi = 0; - } - } else if (ddc_pin == DDC_PIN_B && port != PORT_B) - DRM_DEBUG_KMS("Unexpected DDC pin for port B\n"); - else if (ddc_pin == DDC_PIN_C && port != PORT_C) - DRM_DEBUG_KMS("Unexpected DDC pin for port C\n"); - else if (ddc_pin == DDC_PIN_D && port != PORT_D) - DRM_DEBUG_KMS("Unexpected DDC pin for port D\n"); + info->alternate_ddc_pin = ddc_pin; + + sanitize_ddc_pin(dev_priv, port); } if (is_dp) { - if (port == PORT_E) { - info->alternate_aux_channel = aux_channel; - /* if DDIE share aux channel with other port, then - * DP couldn't exist on the shared port. Otherwise - * they share the same aux channel and system - * couldn't communicate with them seperately. */ - if (aux_channel == DP_AUX_A) - dev_priv->vbt.ddi_port_info[PORT_A].supports_dp = 0; - else if (aux_channel == DP_AUX_B) - dev_priv->vbt.ddi_port_info[PORT_B].supports_dp = 0; - else if (aux_channel == DP_AUX_C) - dev_priv->vbt.ddi_port_info[PORT_C].supports_dp = 0; - else if (aux_channel == DP_AUX_D) - dev_priv->vbt.ddi_port_info[PORT_D].supports_dp = 0; - } - else if (aux_channel == DP_AUX_A && port != PORT_A) - DRM_DEBUG_KMS("Unexpected AUX channel for port A\n"); - else if (aux_channel == DP_AUX_B && port != PORT_B) - DRM_DEBUG_KMS("Unexpected AUX channel for port B\n"); - else if (aux_channel == DP_AUX_C && port != PORT_C) - DRM_DEBUG_KMS("Unexpected AUX channel for port C\n"); - else if (aux_channel == DP_AUX_D && port != PORT_D) - DRM_DEBUG_KMS("Unexpected AUX channel for port D\n"); + info->alternate_aux_channel = aux_channel; + + sanitize_aux_ch(dev_priv, port); } if (bdb->version >= 158) { -- cgit v1.2.3 From c8a89b08a43e640f5ea5dcc4b59f7cea79c890a2 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 11 Oct 2016 20:52:48 +0300 Subject: drm/i915: Fix whitespace issues MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Fix the poorly indented port parameters to the aux ctl and data reg functions. This was fallout from the s/i915_mmio_reg_t/i915_reg_t/ that happened during the review of commit f0f59a00a1c9 ("drm/i915: Type safe register read/write") Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1476208368-5710-5-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Jim Bride --- drivers/gpu/drm/i915/intel_dp.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 1bd14c49b18b..e03e79f7714a 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1148,7 +1148,7 @@ static enum port intel_aux_port(struct drm_i915_private *dev_priv, } static i915_reg_t g4x_aux_ctl_reg(struct drm_i915_private *dev_priv, - enum port port) + enum port port) { switch (port) { case PORT_B: @@ -1162,7 +1162,7 @@ static i915_reg_t g4x_aux_ctl_reg(struct drm_i915_private *dev_priv, } static i915_reg_t g4x_aux_data_reg(struct drm_i915_private *dev_priv, - enum port port, int index) + enum port port, int index) { switch (port) { case PORT_B: @@ -1176,7 +1176,7 @@ static i915_reg_t g4x_aux_data_reg(struct drm_i915_private *dev_priv, } static i915_reg_t ilk_aux_ctl_reg(struct drm_i915_private *dev_priv, - enum port port) + enum port port) { switch (port) { case PORT_A: @@ -1192,7 +1192,7 @@ static i915_reg_t ilk_aux_ctl_reg(struct drm_i915_private *dev_priv, } static i915_reg_t ilk_aux_data_reg(struct drm_i915_private *dev_priv, - enum port port, int index) + enum port port, int index) { switch (port) { case PORT_A: @@ -1208,7 +1208,7 @@ static i915_reg_t ilk_aux_data_reg(struct drm_i915_private *dev_priv, } static i915_reg_t skl_aux_ctl_reg(struct drm_i915_private *dev_priv, - enum port port) + enum port port) { switch (port) { case PORT_A: @@ -1223,7 +1223,7 @@ static i915_reg_t skl_aux_ctl_reg(struct drm_i915_private *dev_priv, } static i915_reg_t skl_aux_data_reg(struct drm_i915_private *dev_priv, - enum port port, int index) + enum port port, int index) { switch (port) { case PORT_A: @@ -1238,7 +1238,7 @@ static i915_reg_t skl_aux_data_reg(struct drm_i915_private *dev_priv, } static i915_reg_t intel_aux_ctl_reg(struct drm_i915_private *dev_priv, - enum port port) + enum port port) { if (INTEL_INFO(dev_priv)->gen >= 9) return skl_aux_ctl_reg(dev_priv, port); @@ -1249,7 +1249,7 @@ static i915_reg_t intel_aux_ctl_reg(struct drm_i915_private *dev_priv, } static i915_reg_t intel_aux_data_reg(struct drm_i915_private *dev_priv, - enum port port, int index) + enum port port, int index) { if (INTEL_INFO(dev_priv)->gen >= 9) return skl_aux_data_reg(dev_priv, port, index); -- cgit v1.2.3 From d4cb3fd9b548b8bfe2a712ec920b9ebabd3547ab Mon Sep 17 00:00:00 2001 From: Matthew Auld Date: Wed, 19 Oct 2016 22:29:53 +0100 Subject: drm/i915/dp: add lane_count check in intel_dp_check_link_status MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Currently it's entirely possible to go through the link training step without first determining the lane_count, which is silly since we end up doing a bunch of aux transfers of size = 0, as highlighted by WARN_ON(!msg->buffer != !msg->size), and can only ever result in a 'failed to update link training' message. This can be observed during intel_dp_long_pulse where we can do the link training step, but before we have had a chance to set the link params. To avoid this we add an extra check for the lane_count in intel_dp_check_link_status, which should prevent us from doing the link training step prematurely. v2: add WARN_ON_ONCE and FIXME comment (Ville) References: https://bugs.freedesktop.org/show_bug.cgi?id=97344 Cc: Ville Syrjälä Cc: Mika Kahola Signed-off-by: Matthew Auld Link: http://patchwork.freedesktop.org/patch/msgid/1476912593-10019-1-git-send-email-matthew.auld@intel.com Signed-off-by: Ville Syrjälä --- drivers/gpu/drm/i915/intel_dp.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index e03e79f7714a..f30db8f2425e 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -4041,6 +4041,11 @@ intel_dp_check_link_status(struct intel_dp *intel_dp) if (!to_intel_crtc(intel_encoder->base.crtc)->active) return; + /* FIXME: we need to synchronize this sort of stuff with hardware + * readout */ + if (WARN_ON_ONCE(!intel_dp->lane_count)) + return; + /* if link training is requested we should perform it always */ if ((intel_dp->compliance_test_type == DP_TEST_LINK_TRAINING) || (!drm_dp_channel_eq_ok(link_status, intel_dp->lane_count))) { -- cgit v1.2.3 From 838de39fc9516470b1410cc068c7f41daec69265 Mon Sep 17 00:00:00 2001 From: Gustavo Padovan Date: Thu, 20 Oct 2016 12:50:03 -0200 Subject: drm/fence: release fence reference when canceling event If the event gets canceled we also need to put away the fence reference it holds. Signed-off-by: Gustavo Padovan Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1476975005-30441-3-git-send-email-gustavo@padovan.org --- drivers/gpu/drm/drm_fops.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/drm_fops.c b/drivers/gpu/drm/drm_fops.c index e84faecf5225..8bed5f459182 100644 --- a/drivers/gpu/drm/drm_fops.c +++ b/drivers/gpu/drm/drm_fops.c @@ -663,6 +663,10 @@ void drm_event_cancel_free(struct drm_device *dev, list_del(&p->pending_link); } spin_unlock_irqrestore(&dev->event_lock, flags); + + if (p->fence) + fence_put(p->fence); + kfree(p); } EXPORT_SYMBOL(drm_event_cancel_free); -- cgit v1.2.3 From de1e211ff7b948b286222f592a5168746a7dc5e5 Mon Sep 17 00:00:00 2001 From: Peter Griffin Date: Sat, 8 Oct 2016 08:55:18 +0100 Subject: drm/virtio: kconfig: Fixup white space. Use tabs instead of spaces. Signed-off-by: Peter Griffin Acked-by: Lee Jones Signed-off-by: Sean Paul Link: http://patchwork.freedesktop.org/patch/msgid/1475913318-12275-1-git-send-email-peter.griffin@linaro.org Link: http://patchwork.freedesktop.org/patch/msgid/1476238699-25820-1-git-send-email-jiang.biao2@zte.com.cn --- drivers/gpu/drm/virtio/Kconfig | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/virtio/Kconfig b/drivers/gpu/drm/virtio/Kconfig index e1afc3d3f8d9..81d1807ac228 100644 --- a/drivers/gpu/drm/virtio/Kconfig +++ b/drivers/gpu/drm/virtio/Kconfig @@ -1,10 +1,10 @@ config DRM_VIRTIO_GPU tristate "Virtio GPU driver" depends on DRM && VIRTIO - select DRM_KMS_HELPER - select DRM_TTM + select DRM_KMS_HELPER + select DRM_TTM help This is the virtual GPU driver for virtio. It can be used with - QEMU based VMMs (like KVM or Xen). + QEMU based VMMs (like KVM or Xen). If unsure say M. -- cgit v1.2.3 From 30cd85dd6edc86ea8d8589efb813f1fad41ef233 Mon Sep 17 00:00:00 2001 From: Gustavo Padovan Date: Wed, 19 Oct 2016 15:48:32 -0200 Subject: dma-buf/sync_file: hold reference to fence when creating sync_file fence referencing was out of balance. It was not taking any ref to the fence at creating time, but it was putting a reference when freeing the sync file. This patch fixes the balancing issue by getting a reference for the fence when creating the sync_file. Signed-off-by: Gustavo Padovan Signed-off-by: Sean Paul Link: http://patchwork.freedesktop.org/patch/msgid/1476899313-22241-1-git-send-email-gustavo@padovan.org --- drivers/dma-buf/sync_file.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/dma-buf/sync_file.c b/drivers/dma-buf/sync_file.c index b29a9e817320..235f8ac113cc 100644 --- a/drivers/dma-buf/sync_file.c +++ b/drivers/dma-buf/sync_file.c @@ -79,7 +79,7 @@ struct sync_file *sync_file_create(struct fence *fence) if (!sync_file) return NULL; - sync_file->fence = fence; + sync_file->fence = fence_get(fence); snprintf(sync_file->name, sizeof(sync_file->name), "%s-%s%llu-%d", fence->ops->get_driver_name(fence), -- cgit v1.2.3 From bd2ef25d921c0d937e4bc4f5a4f98f534424c6aa Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 26 Sep 2016 19:30:46 +0300 Subject: drm: Add drm_rotation_90_or_270() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We have intel_rotation_90_or_270() in i915 to check if the rotation is 90 or 270 degrees. Similar checks are elsewhere in drm, so let's move the helper into a central place and use it everwhere. v2: Drop the BIT() Convert all new intel_rotation_90_or_270() calls Deal with superfluous code shuffling Signed-off-by: Ville Syrjälä Reviewed-by: Chris Wilson (v1) Reviewed-by: Joonas Lahtinen Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1474907460-10717-2-git-send-email-ville.syrjala@linux.intel.com --- drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c | 4 ++-- drivers/gpu/drm/drm_atomic_helper.c | 2 +- drivers/gpu/drm/drm_crtc.c | 3 +-- drivers/gpu/drm/i915/intel_atomic_plane.c | 3 ++- drivers/gpu/drm/i915/intel_display.c | 16 ++++++++-------- drivers/gpu/drm/i915/intel_drv.h | 6 ------ drivers/gpu/drm/i915/intel_fbc.c | 2 +- drivers/gpu/drm/i915/intel_pm.c | 12 ++++++------ drivers/gpu/drm/omapdrm/omap_plane.c | 8 ++------ include/drm/drm_blend.h | 5 +++++ 10 files changed, 28 insertions(+), 33 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c index 9d4c030672f0..b380179d4013 100644 --- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c +++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c @@ -393,7 +393,7 @@ static void atmel_hlcdc_plane_update_format(struct atmel_hlcdc_plane *plane, if ((state->base.fb->pixel_format == DRM_FORMAT_YUV422 || state->base.fb->pixel_format == DRM_FORMAT_NV61) && - (state->base.rotation & (DRM_ROTATE_90 | DRM_ROTATE_270))) + drm_rotation_90_or_270(state->base.rotation)) cfg |= ATMEL_HLCDC_YUV422ROT; atmel_hlcdc_layer_update_cfg(&plane->layer, @@ -628,7 +628,7 @@ static int atmel_hlcdc_plane_atomic_check(struct drm_plane *p, /* * Swap width and size in case of 90 or 270 degrees rotation */ - if (state->base.rotation & (DRM_ROTATE_90 | DRM_ROTATE_270)) { + if (drm_rotation_90_or_270(state->base.rotation)) { tmp = state->crtc_w; state->crtc_w = state->crtc_h; state->crtc_h = tmp; diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c index 07b432f43b98..f9362760bfb2 100644 --- a/drivers/gpu/drm/drm_atomic_helper.c +++ b/drivers/gpu/drm/drm_atomic_helper.c @@ -2399,7 +2399,7 @@ int __drm_atomic_helper_set_config(struct drm_mode_set *set, primary_state->crtc_h = vdisplay; primary_state->src_x = set->x << 16; primary_state->src_y = set->y << 16; - if (primary_state->rotation & (DRM_ROTATE_90 | DRM_ROTATE_270)) { + if (drm_rotation_90_or_270(primary_state->rotation)) { primary_state->src_w = vdisplay << 16; primary_state->src_h = hdisplay << 16; } else { diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 60403bf7a4ff..13441e21117c 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -727,8 +727,7 @@ int drm_crtc_check_viewport(const struct drm_crtc *crtc, drm_crtc_get_hv_timing(mode, &hdisplay, &vdisplay); if (crtc->state && - crtc->primary->state->rotation & (DRM_ROTATE_90 | - DRM_ROTATE_270)) + drm_rotation_90_or_270(crtc->primary->state->rotation)) swap(hdisplay, vdisplay); return drm_framebuffer_check_src_coords(x << 16, y << 16, diff --git a/drivers/gpu/drm/i915/intel_atomic_plane.c b/drivers/gpu/drm/i915/intel_atomic_plane.c index b82de3072d4f..c762ae549a1c 100644 --- a/drivers/gpu/drm/i915/intel_atomic_plane.c +++ b/drivers/gpu/drm/i915/intel_atomic_plane.c @@ -142,8 +142,9 @@ static int intel_plane_atomic_check(struct drm_plane *plane, intel_state->clip.y2 = crtc_state->base.enable ? crtc_state->pipe_src_h : 0; - if (state->fb && intel_rotation_90_or_270(state->rotation)) { + if (state->fb && drm_rotation_90_or_270(state->rotation)) { char *format_name; + if (!(state->fb->modifier[0] == I915_FORMAT_MOD_Y_TILED || state->fb->modifier[0] == I915_FORMAT_MOD_Yf_TILED)) { DRM_DEBUG_KMS("Y/Yf tiling required for 90/270!\n"); diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index e11896cd2015..af18e2cce34b 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -2139,7 +2139,7 @@ intel_fill_fb_ggtt_view(struct i915_ggtt_view *view, const struct drm_framebuffer *fb, unsigned int rotation) { - if (intel_rotation_90_or_270(rotation)) { + if (drm_rotation_90_or_270(rotation)) { *view = i915_ggtt_view_rotated; view->params.rotated = to_intel_framebuffer(fb)->rot_info; } else { @@ -2260,7 +2260,7 @@ void intel_unpin_fb_obj(struct drm_framebuffer *fb, unsigned int rotation) static int intel_fb_pitch(const struct drm_framebuffer *fb, int plane, unsigned int rotation) { - if (intel_rotation_90_or_270(rotation)) + if (drm_rotation_90_or_270(rotation)) return to_intel_framebuffer(fb)->rotated[plane].pitch; else return fb->pitches[plane]; @@ -2296,7 +2296,7 @@ void intel_add_fb_offsets(int *x, int *y, const struct intel_framebuffer *intel_fb = to_intel_framebuffer(state->base.fb); unsigned int rotation = state->base.rotation; - if (intel_rotation_90_or_270(rotation)) { + if (drm_rotation_90_or_270(rotation)) { *x += intel_fb->rotated[plane].x; *y += intel_fb->rotated[plane].y; } else { @@ -2360,7 +2360,7 @@ static u32 intel_adjust_tile_offset(int *x, int *y, intel_tile_dims(dev_priv, &tile_width, &tile_height, fb->modifier[plane], cpp); - if (intel_rotation_90_or_270(rotation)) { + if (drm_rotation_90_or_270(rotation)) { pitch_tiles = pitch / tile_height; swap(tile_width, tile_height); } else { @@ -2416,7 +2416,7 @@ static u32 _intel_compute_tile_offset(const struct drm_i915_private *dev_priv, intel_tile_dims(dev_priv, &tile_width, &tile_height, fb_modifier, cpp); - if (intel_rotation_90_or_270(rotation)) { + if (drm_rotation_90_or_270(rotation)) { pitch_tiles = pitch / tile_height; swap(tile_width, tile_height); } else { @@ -2976,7 +2976,7 @@ int skl_check_plane_surface(struct intel_plane_state *plane_state) int ret; /* Rotate src coordinates to match rotated GTT view */ - if (intel_rotation_90_or_270(rotation)) + if (drm_rotation_90_or_270(rotation)) drm_rect_rotate(&plane_state->base.src, fb->width, fb->height, DRM_ROTATE_270); @@ -3276,7 +3276,7 @@ u32 skl_plane_stride(const struct drm_framebuffer *fb, int plane, * The stride is either expressed as a multiple of 64 bytes chunks for * linear buffers or in number of tiles for tiled buffers. */ - if (intel_rotation_90_or_270(rotation)) { + if (drm_rotation_90_or_270(rotation)) { int cpp = drm_format_plane_cpp(fb->pixel_format, plane); stride /= intel_tile_height(dev_priv, fb->modifier[0], cpp); @@ -4666,7 +4666,7 @@ skl_update_scaler(struct intel_crtc_state *crtc_state, bool force_detach, to_intel_crtc(crtc_state->base.crtc); int need_scaling; - need_scaling = intel_rotation_90_or_270(rotation) ? + need_scaling = drm_rotation_90_or_270(rotation) ? (src_h != dst_w || src_w != dst_h): (src_w != dst_w || src_h != dst_h); diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 8fd16adf069b..c6ae525fe1f5 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1284,12 +1284,6 @@ int intel_plane_atomic_calc_changes(struct drm_crtc_state *crtc_state, unsigned int intel_tile_height(const struct drm_i915_private *dev_priv, uint64_t fb_modifier, unsigned int cpp); -static inline bool -intel_rotation_90_or_270(unsigned int rotation) -{ - return rotation & (DRM_ROTATE_90 | DRM_ROTATE_270); -} - void intel_create_rotation_property(struct drm_device *dev, struct intel_plane *plane); diff --git a/drivers/gpu/drm/i915/intel_fbc.c b/drivers/gpu/drm/i915/intel_fbc.c index faa67624e1ed..afc040be1172 100644 --- a/drivers/gpu/drm/i915/intel_fbc.c +++ b/drivers/gpu/drm/i915/intel_fbc.c @@ -84,7 +84,7 @@ static void intel_fbc_get_plane_source_size(struct intel_fbc_state_cache *cache, { int w, h; - if (intel_rotation_90_or_270(cache->plane.rotation)) { + if (drm_rotation_90_or_270(cache->plane.rotation)) { w = cache->plane.src_h; h = cache->plane.src_w; } else { diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 2df06b703e3d..1472400ddce3 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3151,7 +3151,7 @@ skl_plane_downscale_amount(const struct intel_plane_state *pstate) src_h = drm_rect_height(&pstate->base.src); dst_w = drm_rect_width(&pstate->base.dst); dst_h = drm_rect_height(&pstate->base.dst); - if (intel_rotation_90_or_270(pstate->base.rotation)) + if (drm_rotation_90_or_270(pstate->base.rotation)) swap(dst_w, dst_h); downscale_h = max(src_h / dst_h, (uint32_t)DRM_PLANE_HELPER_NO_SCALING); @@ -3182,7 +3182,7 @@ skl_plane_relative_data_rate(const struct intel_crtc_state *cstate, width = drm_rect_width(&intel_pstate->base.src) >> 16; height = drm_rect_height(&intel_pstate->base.src) >> 16; - if (intel_rotation_90_or_270(pstate->rotation)) + if (drm_rotation_90_or_270(pstate->rotation)) swap(width, height); /* for planar format */ @@ -3282,7 +3282,7 @@ skl_ddb_min_alloc(const struct drm_plane_state *pstate, src_w = drm_rect_width(&intel_pstate->base.src) >> 16; src_h = drm_rect_height(&intel_pstate->base.src) >> 16; - if (intel_rotation_90_or_270(pstate->rotation)) + if (drm_rotation_90_or_270(pstate->rotation)) swap(src_w, src_h); /* Halve UV plane width and height for NV12 */ @@ -3296,7 +3296,7 @@ skl_ddb_min_alloc(const struct drm_plane_state *pstate, else plane_bpp = drm_format_plane_cpp(fb->pixel_format, 0); - if (intel_rotation_90_or_270(pstate->rotation)) { + if (drm_rotation_90_or_270(pstate->rotation)) { switch (plane_bpp) { case 1: min_scanlines = 32; @@ -3554,7 +3554,7 @@ static int skl_compute_plane_wm(const struct drm_i915_private *dev_priv, width = drm_rect_width(&intel_pstate->base.src) >> 16; height = drm_rect_height(&intel_pstate->base.src) >> 16; - if (intel_rotation_90_or_270(pstate->rotation)) + if (drm_rotation_90_or_270(pstate->rotation)) swap(width, height); cpp = drm_format_plane_cpp(fb->pixel_format, 0); @@ -3575,7 +3575,7 @@ static int skl_compute_plane_wm(const struct drm_i915_private *dev_priv, fb->modifier[0] == I915_FORMAT_MOD_Yf_TILED) { uint32_t min_scanlines = 4; uint32_t y_tile_minimum; - if (intel_rotation_90_or_270(pstate->rotation)) { + if (drm_rotation_90_or_270(pstate->rotation)) { int cpp = (fb->pixel_format == DRM_FORMAT_NV12) ? drm_format_plane_cpp(fb->pixel_format, 1) : drm_format_plane_cpp(fb->pixel_format, 0); diff --git a/drivers/gpu/drm/omapdrm/omap_plane.c b/drivers/gpu/drm/omapdrm/omap_plane.c index 66ac8c40db26..1549e8393056 100644 --- a/drivers/gpu/drm/omapdrm/omap_plane.c +++ b/drivers/gpu/drm/omapdrm/omap_plane.c @@ -108,16 +108,12 @@ static void omap_plane_atomic_update(struct drm_plane *plane, win.src_x = state->src_x >> 16; win.src_y = state->src_y >> 16; - switch (state->rotation & DRM_ROTATE_MASK) { - case DRM_ROTATE_90: - case DRM_ROTATE_270: + if (drm_rotation_90_or_270(state->rotation)) { win.src_w = state->src_h >> 16; win.src_h = state->src_w >> 16; - break; - default: + } else { win.src_w = state->src_w >> 16; win.src_h = state->src_h >> 16; - break; } /* update scanout: */ diff --git a/include/drm/drm_blend.h b/include/drm/drm_blend.h index 36baa175de99..bb493410396c 100644 --- a/include/drm/drm_blend.h +++ b/include/drm/drm_blend.h @@ -47,6 +47,11 @@ struct drm_atomic_state; #define DRM_REFLECT_Y BIT(5) #define DRM_REFLECT_MASK (DRM_REFLECT_X | DRM_REFLECT_Y) +static inline bool drm_rotation_90_or_270(unsigned int rotation) +{ + return rotation & (DRM_ROTATE_90 | DRM_ROTATE_270); +} + struct drm_property *drm_mode_create_rotation_property(struct drm_device *dev, unsigned int supported_rotations); unsigned int drm_rotation_simplify(unsigned int rotation, -- cgit v1.2.3 From 6e0c7c3358d4e8e9917a97348e6f77da88226cbe Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 26 Sep 2016 19:30:47 +0300 Subject: drm/atomic: Reject attempts to use multiple rotation angles at once MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The rotation property should only accept exactly one rotation angle at once. Let's reject attempts to set none or multiple angles. Testcase: igt/kms_rotation_crc/bad-rotation Signed-off-by: Ville Syrjälä Reviewed-by: Joonas Lahtinen Reviewed-by: Chris Wilson Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1474907460-10717-3-git-send-email-ville.syrjala@linux.intel.com --- drivers/gpu/drm/drm_atomic.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c index 5dd70540219c..13ce95ee458e 100644 --- a/drivers/gpu/drm/drm_atomic.c +++ b/drivers/gpu/drm/drm_atomic.c @@ -706,6 +706,8 @@ int drm_atomic_plane_set_property(struct drm_plane *plane, } else if (property == config->prop_src_h) { state->src_h = val; } else if (property == config->rotation_property) { + if (!is_power_of_2(val & DRM_ROTATE_MASK)) + return -EINVAL; state->rotation = val; } else if (property == plane->zpos_property) { state->zpos = val; -- cgit v1.2.3 From d138dd3c0c70979215f3184cf36f95875e37932e Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 26 Sep 2016 19:30:48 +0300 Subject: drm: Add support for optional per-plane rotation property MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Not all planes on the system may support the same rotations/reflections, so make it possible to create a separate property for each plane. This way userspace gets told exactly which rotations/reflections are possible for each plane. v2: Add drm_plane_create_rotation_property() helper v3: Drop the BIT(), __builtin_ffs(x) - 1, Moar WARNs for bad parameters Deal with superfluous code shuffling Signed-off-by: Ville Syrjälä Reviewed-by: Chris Wilson (v1) Reviewed-by: Joonas Lahtinen Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1474907460-10717-4-git-send-email-ville.syrjala@linux.intel.com --- drivers/gpu/drm/drm_atomic.c | 6 ++++-- drivers/gpu/drm/drm_blend.c | 35 +++++++++++++++++++++++++++++++++++ drivers/gpu/drm/drm_fb_helper.c | 6 +++++- include/drm/drm_blend.h | 3 +++ include/drm/drm_plane.h | 2 ++ 5 files changed, 49 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c index 13ce95ee458e..f81706387889 100644 --- a/drivers/gpu/drm/drm_atomic.c +++ b/drivers/gpu/drm/drm_atomic.c @@ -705,7 +705,8 @@ int drm_atomic_plane_set_property(struct drm_plane *plane, state->src_w = val; } else if (property == config->prop_src_h) { state->src_h = val; - } else if (property == config->rotation_property) { + } else if (property == config->rotation_property || + property == plane->rotation_property) { if (!is_power_of_2(val & DRM_ROTATE_MASK)) return -EINVAL; state->rotation = val; @@ -765,7 +766,8 @@ drm_atomic_plane_get_property(struct drm_plane *plane, *val = state->src_w; } else if (property == config->prop_src_h) { *val = state->src_h; - } else if (property == config->rotation_property) { + } else if (property == config->rotation_property || + property == plane->rotation_property) { *val = state->rotation; } else if (property == plane->zpos_property) { *val = state->zpos; diff --git a/drivers/gpu/drm/drm_blend.c b/drivers/gpu/drm/drm_blend.c index 85172a977bf3..e52aece30900 100644 --- a/drivers/gpu/drm/drm_blend.c +++ b/drivers/gpu/drm/drm_blend.c @@ -162,6 +162,41 @@ struct drm_property *drm_mode_create_rotation_property(struct drm_device *dev, } EXPORT_SYMBOL(drm_mode_create_rotation_property); +int drm_plane_create_rotation_property(struct drm_plane *plane, + unsigned int rotation, + unsigned int supported_rotations) +{ + static const struct drm_prop_enum_list props[] = { + { __builtin_ffs(DRM_ROTATE_0) - 1, "rotate-0" }, + { __builtin_ffs(DRM_ROTATE_90) - 1, "rotate-90" }, + { __builtin_ffs(DRM_ROTATE_180) - 1, "rotate-180" }, + { __builtin_ffs(DRM_ROTATE_270) - 1, "rotate-270" }, + { __builtin_ffs(DRM_REFLECT_X) - 1, "reflect-x" }, + { __builtin_ffs(DRM_REFLECT_Y) - 1, "reflect-y" }, + }; + struct drm_property *prop; + + WARN_ON((supported_rotations & DRM_ROTATE_MASK) == 0); + WARN_ON(!is_power_of_2(rotation & DRM_ROTATE_MASK)); + WARN_ON(rotation & ~supported_rotations); + + prop = drm_property_create_bitmask(plane->dev, 0, "rotation", + props, ARRAY_SIZE(props), + supported_rotations); + if (!prop) + return -ENOMEM; + + drm_object_attach_property(&plane->base, prop, rotation); + + if (plane->state) + plane->state->rotation = rotation; + + plane->rotation_property = prop; + + return 0; +} +EXPORT_SYMBOL(drm_plane_create_rotation_property); + /** * drm_rotation_simplify() - Try to simplify the rotation * @rotation: Rotation to be simplified diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 8fffac8c5c75..e0d428f9d1cb 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -392,7 +392,11 @@ static int restore_fbdev_mode(struct drm_fb_helper *fb_helper) if (plane->type != DRM_PLANE_TYPE_PRIMARY) drm_plane_force_disable(plane); - if (dev->mode_config.rotation_property) { + if (plane->rotation_property) { + drm_mode_plane_set_obj_prop(plane, + plane->rotation_property, + DRM_ROTATE_0); + } else if (dev->mode_config.rotation_property) { drm_mode_plane_set_obj_prop(plane, dev->mode_config.rotation_property, DRM_ROTATE_0); diff --git a/include/drm/drm_blend.h b/include/drm/drm_blend.h index bb493410396c..fd351924e1c5 100644 --- a/include/drm/drm_blend.h +++ b/include/drm/drm_blend.h @@ -54,6 +54,9 @@ static inline bool drm_rotation_90_or_270(unsigned int rotation) struct drm_property *drm_mode_create_rotation_property(struct drm_device *dev, unsigned int supported_rotations); +int drm_plane_create_rotation_property(struct drm_plane *plane, + unsigned int rotation, + unsigned int supported_rotations); unsigned int drm_rotation_simplify(unsigned int rotation, unsigned int supported_rotations); diff --git a/include/drm/drm_plane.h b/include/drm/drm_plane.h index 02353904cdba..98b39d66eb32 100644 --- a/include/drm/drm_plane.h +++ b/include/drm/drm_plane.h @@ -385,6 +385,7 @@ enum drm_plane_type { * @type: type of plane (overlay, primary, cursor) * @state: current atomic state for this plane * @zpos_property: zpos property for this plane + * @rotation_property: rotation property for this plane * @helper_private: mid-layer private data */ struct drm_plane { @@ -431,6 +432,7 @@ struct drm_plane { struct drm_plane_state *state; struct drm_property *zpos_property; + struct drm_property *rotation_property; }; #define obj_to_plane(x) container_of(x, struct drm_plane, base) -- cgit v1.2.3 From ea0e1ce20f736ee7e9209fec2f78880a06056890 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 26 Sep 2016 19:30:49 +0300 Subject: drm/arm: Use per-plane rotation property MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The global mode_config.rotation_property is going away, switch over to per-plane rotation_property. v2: Drop the BIT() Cc: Liviu Dudau Cc: Brian Starkey Cc: Mali DP Maintainers Signed-off-by: Ville Syrjälä Acked-by: Brian Starkey Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1474907460-10717-5-git-send-email-ville.syrjala@linux.intel.com --- drivers/gpu/drm/arm/malidp_planes.c | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/arm/malidp_planes.c b/drivers/gpu/drm/arm/malidp_planes.c index 82c193e5e0d6..abaca03b9d36 100644 --- a/drivers/gpu/drm/arm/malidp_planes.c +++ b/drivers/gpu/drm/arm/malidp_planes.c @@ -254,21 +254,18 @@ int malidp_de_planes_init(struct drm_device *drm) if (ret < 0) goto cleanup; - if (!drm->mode_config.rotation_property) { + /* SMART layer can't be rotated */ + if (id != DE_SMART) { unsigned long flags = DRM_ROTATE_0 | DRM_ROTATE_90 | DRM_ROTATE_180 | DRM_ROTATE_270 | DRM_REFLECT_X | DRM_REFLECT_Y; - drm->mode_config.rotation_property = - drm_mode_create_rotation_property(drm, flags); + drm_plane_create_rotation_property(&plane->base, + DRM_ROTATE_0, + flags); } - /* SMART layer can't be rotated */ - if (drm->mode_config.rotation_property && (id != DE_SMART)) - drm_object_attach_property(&plane->base.base, - drm->mode_config.rotation_property, - DRM_ROTATE_0); drm_plane_helper_add(&plane->base, &malidp_de_plane_helper_funcs); -- cgit v1.2.3 From 9fe58f017b54e4d3457479c258d7a8466fc1655e Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 26 Sep 2016 19:30:50 +0300 Subject: drm/atmel-hlcdc: Use per-plane rotation property MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The global mode_config.rotation_property is going away, switch over to per-plane rotation_property. v2: Propagate error upwards (Boris) v3: Drop the BIT() Cc: Boris Brezillon Signed-off-by: Ville Syrjälä Acked-by: Boris Brezillon Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1474907460-10717-6-git-send-email-ville.syrjala@linux.intel.com --- drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c | 37 +++++++++++++------------ 1 file changed, 20 insertions(+), 17 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c index b380179d4013..246ed1e33d8a 100644 --- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c +++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c @@ -883,9 +883,9 @@ static int atmel_hlcdc_plane_atomic_get_property(struct drm_plane *p, return 0; } -static void atmel_hlcdc_plane_init_properties(struct atmel_hlcdc_plane *plane, - const struct atmel_hlcdc_layer_desc *desc, - struct atmel_hlcdc_plane_properties *props) +static int atmel_hlcdc_plane_init_properties(struct atmel_hlcdc_plane *plane, + const struct atmel_hlcdc_layer_desc *desc, + struct atmel_hlcdc_plane_properties *props) { struct regmap *regmap = plane->layer.hlcdc->regmap; @@ -902,10 +902,18 @@ static void atmel_hlcdc_plane_init_properties(struct atmel_hlcdc_plane *plane, ATMEL_HLCDC_LAYER_GA_MASK); } - if (desc->layout.xstride && desc->layout.pstride) - drm_object_attach_property(&plane->base.base, - plane->base.dev->mode_config.rotation_property, - DRM_ROTATE_0); + if (desc->layout.xstride && desc->layout.pstride) { + int ret; + + ret = drm_plane_create_rotation_property(&plane->base, + DRM_ROTATE_0, + DRM_ROTATE_0 | + DRM_ROTATE_90 | + DRM_ROTATE_180 | + DRM_ROTATE_270); + if (ret) + return ret; + } if (desc->layout.csc) { /* @@ -925,6 +933,8 @@ static void atmel_hlcdc_plane_init_properties(struct atmel_hlcdc_plane *plane, ATMEL_HLCDC_LAYER_CSC_CFG(&plane->layer, 2), 0x40040890); } + + return 0; } static struct drm_plane_helper_funcs atmel_hlcdc_layer_plane_helper_funcs = { @@ -1036,7 +1046,9 @@ atmel_hlcdc_plane_create(struct drm_device *dev, &atmel_hlcdc_layer_plane_helper_funcs); /* Set default property values*/ - atmel_hlcdc_plane_init_properties(plane, desc, props); + ret = atmel_hlcdc_plane_init_properties(plane, desc, props); + if (ret) + return ERR_PTR(ret); return plane; } @@ -1054,15 +1066,6 @@ atmel_hlcdc_plane_create_properties(struct drm_device *dev) if (!props->alpha) return ERR_PTR(-ENOMEM); - dev->mode_config.rotation_property = - drm_mode_create_rotation_property(dev, - DRM_ROTATE_0 | - DRM_ROTATE_90 | - DRM_ROTATE_180 | - DRM_ROTATE_270); - if (!dev->mode_config.rotation_property) - return ERR_PTR(-ENOMEM); - return props; } -- cgit v1.2.3 From 18391ec0bb4a1ea1ba2b485b8b29ac536d52fa5b Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 26 Sep 2016 19:30:51 +0300 Subject: drm/omap: Set rotation property initial value to BIT(DRM_ROTATE_0) insted of 0 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 0 isn't a valid rotation property value, so let's set the initial value of the property to BIT(DRM_ROTATE_0) instead. v2: Drop the BIT() Cc: Tomi Valkeinen Cc: Rob Clark Signed-off-by: Ville Syrjälä Reviewed-by: Tomi Valkeinen Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1474907460-10717-7-git-send-email-ville.syrjala@linux.intel.com --- drivers/gpu/drm/omapdrm/omap_drv.c | 6 ++++-- drivers/gpu/drm/omapdrm/omap_plane.c | 2 +- 2 files changed, 5 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/omap_drv.c b/drivers/gpu/drm/omapdrm/omap_drv.c index 1735c7accf72..31ec5d0a9576 100644 --- a/drivers/gpu/drm/omapdrm/omap_drv.c +++ b/drivers/gpu/drm/omapdrm/omap_drv.c @@ -762,12 +762,14 @@ static void dev_lastclose(struct drm_device *dev) */ for (i = 0; i < priv->num_crtcs; i++) { drm_object_property_set_value(&priv->crtcs[i]->base, - dev->mode_config.rotation_property, 0); + dev->mode_config.rotation_property, + DRM_ROTATE_0); } for (i = 0; i < priv->num_planes; i++) { drm_object_property_set_value(&priv->planes[i]->base, - dev->mode_config.rotation_property, 0); + dev->mode_config.rotation_property, + DRM_ROTATE_0); } } diff --git a/drivers/gpu/drm/omapdrm/omap_plane.c b/drivers/gpu/drm/omapdrm/omap_plane.c index 1549e8393056..6ddaa5ea4b6b 100644 --- a/drivers/gpu/drm/omapdrm/omap_plane.c +++ b/drivers/gpu/drm/omapdrm/omap_plane.c @@ -213,7 +213,7 @@ void omap_plane_install_properties(struct drm_plane *plane, if (priv->has_dmm) { struct drm_property *prop = dev->mode_config.rotation_property; - drm_object_attach_property(obj, prop, 0); + drm_object_attach_property(obj, prop, DRM_ROTATE_0); } drm_object_attach_property(obj, priv->zorder_prop, 0); -- cgit v1.2.3 From 0da88db14034e8b309f1c4188123ca1a02f4b354 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 26 Sep 2016 19:30:52 +0300 Subject: drm/omap: Use per-plane rotation property MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The global mode_config.rotation_property is going away, switch over to per-plane rotation_property. Not sure I got the annoying crtc rotation_property handling right. Might work, or migth not. v2: Drop the BIT() Don't create rotation property twice for each primary plane Cc: Tomi Valkeinen Cc: Rob Clark Signed-off-by: Ville Syrjälä Reviewed-by: Tomi Valkeinen [danvet: Add comment per discussion between Tomi&Ville.] Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1474907460-10717-8-git-send-email-ville.syrjala@linux.intel.com --- drivers/gpu/drm/omapdrm/omap_crtc.c | 13 ++++----- drivers/gpu/drm/omapdrm/omap_drv.c | 52 +++++++++++++++++------------------- drivers/gpu/drm/omapdrm/omap_plane.c | 14 +++++++--- 3 files changed, 41 insertions(+), 38 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/omap_crtc.c b/drivers/gpu/drm/omapdrm/omap_crtc.c index 180f644e861e..16c691dbc372 100644 --- a/drivers/gpu/drm/omapdrm/omap_crtc.c +++ b/drivers/gpu/drm/omapdrm/omap_crtc.c @@ -438,13 +438,14 @@ static void omap_crtc_atomic_flush(struct drm_crtc *crtc, } } -static bool omap_crtc_is_plane_prop(struct drm_device *dev, +static bool omap_crtc_is_plane_prop(struct drm_crtc *crtc, struct drm_property *property) { + struct drm_device *dev = crtc->dev; struct omap_drm_private *priv = dev->dev_private; return property == priv->zorder_prop || - property == dev->mode_config.rotation_property; + property == crtc->primary->rotation_property; } static int omap_crtc_atomic_set_property(struct drm_crtc *crtc, @@ -452,9 +453,7 @@ static int omap_crtc_atomic_set_property(struct drm_crtc *crtc, struct drm_property *property, uint64_t val) { - struct drm_device *dev = crtc->dev; - - if (omap_crtc_is_plane_prop(dev, property)) { + if (omap_crtc_is_plane_prop(crtc, property)) { struct drm_plane_state *plane_state; struct drm_plane *plane = crtc->primary; @@ -479,9 +478,7 @@ static int omap_crtc_atomic_get_property(struct drm_crtc *crtc, struct drm_property *property, uint64_t *val) { - struct drm_device *dev = crtc->dev; - - if (omap_crtc_is_plane_prop(dev, property)) { + if (omap_crtc_is_plane_prop(crtc, property)) { /* * Delegate property get to the primary plane. The * drm_atomic_plane_get_property() function isn't exported, but diff --git a/drivers/gpu/drm/omapdrm/omap_drv.c b/drivers/gpu/drm/omapdrm/omap_drv.c index 31ec5d0a9576..39c5312b466c 100644 --- a/drivers/gpu/drm/omapdrm/omap_drv.c +++ b/drivers/gpu/drm/omapdrm/omap_drv.c @@ -293,16 +293,6 @@ static int omap_modeset_init_properties(struct drm_device *dev) { struct omap_drm_private *priv = dev->dev_private; - if (priv->has_dmm) { - dev->mode_config.rotation_property = - drm_mode_create_rotation_property(dev, - DRM_ROTATE_0 | DRM_ROTATE_90 | - DRM_ROTATE_180 | DRM_ROTATE_270 | - DRM_REFLECT_X | DRM_REFLECT_Y); - if (!dev->mode_config.rotation_property) - return -ENOMEM; - } - priv->zorder_prop = drm_property_create_range(dev, 0, "zorder", 0, 3); if (!priv->zorder_prop) return -ENOMEM; @@ -753,24 +743,32 @@ static void dev_lastclose(struct drm_device *dev) DBG("lastclose: dev=%p", dev); - if (dev->mode_config.rotation_property) { - /* need to restore default rotation state.. not sure - * if there is a cleaner way to restore properties to - * default state? Maybe a flag that properties should - * automatically be restored to default state on - * lastclose? - */ - for (i = 0; i < priv->num_crtcs; i++) { - drm_object_property_set_value(&priv->crtcs[i]->base, - dev->mode_config.rotation_property, - DRM_ROTATE_0); - } + /* need to restore default rotation state.. not sure + * if there is a cleaner way to restore properties to + * default state? Maybe a flag that properties should + * automatically be restored to default state on + * lastclose? + */ + for (i = 0; i < priv->num_crtcs; i++) { + struct drm_crtc *crtc = priv->crtcs[i]; - for (i = 0; i < priv->num_planes; i++) { - drm_object_property_set_value(&priv->planes[i]->base, - dev->mode_config.rotation_property, - DRM_ROTATE_0); - } + if (!crtc->primary->rotation_property) + continue; + + drm_object_property_set_value(&crtc->base, + crtc->primary->rotation_property, + DRM_ROTATE_0); + } + + for (i = 0; i < priv->num_planes; i++) { + struct drm_plane *plane = priv->planes[i]; + + if (!plane->rotation_property) + continue; + + drm_object_property_set_value(&plane->base, + plane->rotation_property, + DRM_ROTATE_0); } if (priv->fbdev) { diff --git a/drivers/gpu/drm/omapdrm/omap_plane.c b/drivers/gpu/drm/omapdrm/omap_plane.c index 6ddaa5ea4b6b..0ffd5b930ec0 100644 --- a/drivers/gpu/drm/omapdrm/omap_plane.c +++ b/drivers/gpu/drm/omapdrm/omap_plane.c @@ -211,9 +211,17 @@ void omap_plane_install_properties(struct drm_plane *plane, struct omap_drm_private *priv = dev->dev_private; if (priv->has_dmm) { - struct drm_property *prop = dev->mode_config.rotation_property; - - drm_object_attach_property(obj, prop, DRM_ROTATE_0); + if (!plane->rotation_property) + drm_plane_create_rotation_property(plane, + DRM_ROTATE_0, + DRM_ROTATE_0 | DRM_ROTATE_90 | + DRM_ROTATE_180 | DRM_ROTATE_270 | + DRM_REFLECT_X | DRM_REFLECT_Y); + + /* Attach the rotation property also to the crtc object */ + if (plane->rotation_property && obj != &plane->base) + drm_object_attach_property(obj, plane->rotation_property, + DRM_ROTATE_0); } drm_object_attach_property(obj, priv->zorder_prop, 0); -- cgit v1.2.3 From 93ca7e00667063a8dc86f04373e85e89a09efef4 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 26 Sep 2016 19:30:56 +0300 Subject: drm/i915: Use the per-plane rotation property MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit On certain platforms not all planes support the same set of rotations/reflections, so let's use the per-plane property for this. This is already a problem on SKL when we use the legay cursor plane as it only supports 0|180 whereas the universal planes support 0|90|180|270, and it will be a problem on CHV soon. v2: Use drm_plane_create_rotation_property() helper v3: Drop the BIT(), use INTEL_GEN() Signed-off-by: Ville Syrjälä Reviewed-by: Chris Wilson (v1) Reviewed-by: Joonas Lahtinen Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1474907460-10717-12-git-send-email-ville.syrjala@linux.intel.com --- drivers/gpu/drm/i915/intel_display.c | 52 +++++++++++++++--------------------- drivers/gpu/drm/i915/intel_drv.h | 3 --- drivers/gpu/drm/i915/intel_sprite.c | 14 +++++++++- 3 files changed, 34 insertions(+), 35 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index af18e2cce34b..6c5c36eba6cb 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -14886,6 +14886,7 @@ static struct drm_plane *intel_primary_plane_create(struct drm_device *dev, struct intel_plane *primary = NULL; struct intel_plane_state *state = NULL; const uint32_t *intel_primary_formats; + unsigned int supported_rotations; unsigned int num_formats; int ret; @@ -14958,8 +14959,21 @@ static struct drm_plane *intel_primary_plane_create(struct drm_device *dev, if (ret) goto fail; - if (INTEL_INFO(dev)->gen >= 4) - intel_create_rotation_property(dev, primary); + if (INTEL_GEN(dev) >= 9) { + supported_rotations = + DRM_ROTATE_0 | DRM_ROTATE_90 | + DRM_ROTATE_180 | DRM_ROTATE_270; + } else if (INTEL_GEN(dev) >= 4) { + supported_rotations = + DRM_ROTATE_0 | DRM_ROTATE_180; + } else { + supported_rotations = DRM_ROTATE_0; + } + + if (INTEL_GEN(dev) >= 4) + drm_plane_create_rotation_property(&primary->base, + DRM_ROTATE_0, + supported_rotations); drm_plane_helper_add(&primary->base, &intel_plane_helper_funcs); @@ -14972,24 +14986,6 @@ fail: return NULL; } -void intel_create_rotation_property(struct drm_device *dev, struct intel_plane *plane) -{ - if (!dev->mode_config.rotation_property) { - unsigned long flags = DRM_ROTATE_0 | - DRM_ROTATE_180; - - if (INTEL_INFO(dev)->gen >= 9) - flags |= DRM_ROTATE_90 | DRM_ROTATE_270; - - dev->mode_config.rotation_property = - drm_mode_create_rotation_property(dev, flags); - } - if (dev->mode_config.rotation_property) - drm_object_attach_property(&plane->base.base, - dev->mode_config.rotation_property, - plane->base.state->rotation); -} - static int intel_check_cursor_plane(struct drm_plane *plane, struct intel_crtc_state *crtc_state, @@ -15116,17 +15112,11 @@ static struct drm_plane *intel_cursor_plane_create(struct drm_device *dev, if (ret) goto fail; - if (INTEL_INFO(dev)->gen >= 4) { - if (!dev->mode_config.rotation_property) - dev->mode_config.rotation_property = - drm_mode_create_rotation_property(dev, - DRM_ROTATE_0 | - DRM_ROTATE_180); - if (dev->mode_config.rotation_property) - drm_object_attach_property(&cursor->base.base, - dev->mode_config.rotation_property, - state->base.rotation); - } + if (INTEL_GEN(dev) >= 4) + drm_plane_create_rotation_property(&cursor->base, + DRM_ROTATE_0, + DRM_ROTATE_0 | + DRM_ROTATE_180); if (INTEL_INFO(dev)->gen >=9) state->scaler_id = -1; diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index c6ae525fe1f5..5145ff264c8e 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1284,9 +1284,6 @@ int intel_plane_atomic_calc_changes(struct drm_crtc_state *crtc_state, unsigned int intel_tile_height(const struct drm_i915_private *dev_priv, uint64_t fb_modifier, unsigned int cpp); -void intel_create_rotation_property(struct drm_device *dev, - struct intel_plane *plane); - void assert_pch_transcoder_disabled(struct drm_i915_private *dev_priv, enum pipe pipe); diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index be3e04623e2a..3ea6419e18b9 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -1044,6 +1044,7 @@ intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane) struct intel_plane_state *state = NULL; unsigned long possible_crtcs; const uint32_t *plane_formats; + unsigned int supported_rotations; int num_plane_formats; int ret; @@ -1119,6 +1120,15 @@ intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane) goto fail; } + if (INTEL_GEN(dev) >= 9) { + supported_rotations = + DRM_ROTATE_0 | DRM_ROTATE_90 | + DRM_ROTATE_180 | DRM_ROTATE_270; + } else { + supported_rotations = + DRM_ROTATE_0 | DRM_ROTATE_180; + } + intel_plane->pipe = pipe; intel_plane->plane = plane; intel_plane->frontbuffer_bit = INTEL_FRONTBUFFER_SPRITE(pipe, plane); @@ -1141,7 +1151,9 @@ intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane) if (ret) goto fail; - intel_create_rotation_property(dev, intel_plane); + drm_plane_create_rotation_property(&intel_plane->base, + DRM_ROTATE_0, + supported_rotations); drm_plane_helper_add(&intel_plane->base, &intel_plane_helper_funcs); -- cgit v1.2.3 From 8a5bbf327aa16025c78491266a6425807c7fbee0 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 21 Oct 2016 15:15:40 +0100 Subject: drm: Use u64 for intermediate dotclock calculations MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We have reached the era where monitor bandwidths now exceed 31bits in frequency calculations, though as we stored them in kHz units we are safe from overflow in the modelines for some time. [ 48.723720] UBSAN: Undefined behaviour in ../drivers/gpu/drm/drm_modes.c:325:49 [ 48.726943] signed integer overflow: [ 48.728503] 2240 * 1000000 cannot be represented in type 'int' Reported-by: Martin Liška Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=98372 Signed-off-by: Chris Wilson Reviewed-by: Alex Deucher Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/20161021141540.26837-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/drm_modes.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c index 173b7d335834..f64ac86deb84 100644 --- a/drivers/gpu/drm/drm_modes.c +++ b/drivers/gpu/drm/drm_modes.c @@ -165,6 +165,7 @@ struct drm_display_mode *drm_cvt_mode(struct drm_device *dev, int hdisplay, unsigned int vfieldrate, hperiod; int hdisplay_rnd, hmargin, vdisplay_rnd, vmargin, vsync; int interlace; + u64 tmp; /* allocate the drm_display_mode structure. If failure, we will * return directly @@ -322,8 +323,11 @@ struct drm_display_mode *drm_cvt_mode(struct drm_device *dev, int hdisplay, drm_mode->vsync_end = drm_mode->vsync_start + vsync; } /* 15/13. Find pixel clock frequency (kHz for xf86) */ - drm_mode->clock = drm_mode->htotal * HV_FACTOR * 1000 / hperiod; - drm_mode->clock -= drm_mode->clock % CVT_CLOCK_STEP; + tmp = drm_mode->htotal; /* perform intermediate calcs in u64 */ + tmp *= HV_FACTOR * 1000; + do_div(tmp, hperiod); + tmp -= drm_mode->clock % CVT_CLOCK_STEP; + drm_mode->clock = tmp; /* 18/16. Find actual vertical frame frequency */ /* ignore - just set the mode flag for interlaced */ if (interlaced) { -- cgit v1.2.3 From fbf0296c25ce3ae0816d2f72aaef70e7da9e3a7a Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 21 Oct 2016 21:55:31 +0100 Subject: drm/i915: Stop setting SNB min-freq-table 0 on powersave setup MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The min-freq-table is an array of values that match each CPU frequency to an equivalent GPU frequency. Setting a single value of 0 on init is both illegal (generates an error from the PCU) and nonsensical. Let's see if we survive without that error. Signed-off-by: Chris Wilson Link: http://patchwork.freedesktop.org/patch/msgid/20161021205531.8651-1-chris@chris-wilson.co.uk Reviewed-by: Ville Syrjälä --- drivers/gpu/drm/i915/intel_pm.c | 4 ---- 1 file changed, 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 0a9e7f2045d4..ea01b406d776 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -5589,10 +5589,6 @@ static void gen6_enable_rps(struct drm_i915_private *dev_priv) I915_WRITE(GEN6_RP_DOWN_TIMEOUT, 50000); I915_WRITE(GEN6_RP_IDLE_HYSTERSIS, 10); - ret = sandybridge_pcode_write(dev_priv, GEN6_PCODE_WRITE_MIN_FREQ_TABLE, 0); - if (ret) - DRM_DEBUG_DRIVER("Failed to set the min frequency\n"); - reset_rps(dev_priv, gen6_set_rps); rc6vids = 0; -- cgit v1.2.3 From 5b560c3a99a0d1a65132ce6f2f5a8505536613e4 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Fri, 21 Oct 2016 22:22:43 +0300 Subject: drm/msm/mdp5: Use per-plane rotation property MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The global mode_config.rotation_property is going away, switch over to per-plane rotation_property. v2: Drop the BIT() Cc: Rob Clark Cc: Jilai Wang Cc: Archit Taneja Signed-off-by: Ville Syrjälä Reviewed-by: Rob Clark Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1477077768-4274-2-git-send-email-ville.syrjala@linux.intel.com --- drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c | 14 +++++--------- 1 file changed, 5 insertions(+), 9 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c index 951c002b05df..2653ad893ebc 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c @@ -75,15 +75,11 @@ static void mdp5_plane_install_rotation_property(struct drm_device *dev, !(mdp5_plane->caps & MDP_PIPE_CAP_VFLIP)) return; - if (!dev->mode_config.rotation_property) - dev->mode_config.rotation_property = - drm_mode_create_rotation_property(dev, - DRM_ROTATE_0 | DRM_REFLECT_X | DRM_REFLECT_Y); - - if (dev->mode_config.rotation_property) - drm_object_attach_property(&plane->base, - dev->mode_config.rotation_property, - DRM_ROTATE_0); + drm_plane_create_rotation_property(plane, + DRM_ROTATE_0, + DRM_ROTATE_0 | + DRM_REFLECT_X | + DRM_REFLECT_Y); } /* helper to install properties which are common to planes and crtcs */ -- cgit v1.2.3 From 574a37b1bb07499778e6f46b56b6dda18151ad04 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Fri, 21 Oct 2016 22:22:44 +0300 Subject: drm/msm/mdp5: Advertize 180 degree rotation MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Since the hardware can apparently do both X and Y reflection, we can advertize also 180 degree rotation as thats just X+Y reflection. v2: Drop the BIT() Cc: Rob Clark Cc: Jilai Wang Cc: Archit Taneja Signed-off-by: Ville Syrjälä Reviewed-by: Rob Clark Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1477077768-4274-3-git-send-email-ville.syrjala@linux.intel.com --- drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c | 21 +++++++++++++++++---- 1 file changed, 17 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c index 2653ad893ebc..cf50d3ec8d1b 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c @@ -78,6 +78,7 @@ static void mdp5_plane_install_rotation_property(struct drm_device *dev, drm_plane_create_rotation_property(plane, DRM_ROTATE_0, DRM_ROTATE_0 | + DRM_ROTATE_180 | DRM_REFLECT_X | DRM_REFLECT_Y); } @@ -285,6 +286,8 @@ static int mdp5_plane_atomic_check(struct drm_plane *plane, plane_enabled(old_state), plane_enabled(state)); if (plane_enabled(state)) { + unsigned int rotation; + format = to_mdp_format(msm_framebuffer_format(state->fb)); if (MDP_FORMAT_IS_YUV(format) && !pipe_supports_yuv(mdp5_plane->caps)) { @@ -305,8 +308,13 @@ static int mdp5_plane_atomic_check(struct drm_plane *plane, return -EINVAL; } - hflip = !!(state->rotation & DRM_REFLECT_X); - vflip = !!(state->rotation & DRM_REFLECT_Y); + rotation = drm_rotation_simplify(state->rotation, + DRM_ROTATE_0 | + DRM_REFLECT_X | + DRM_REFLECT_Y); + hflip = !!(rotation & DRM_REFLECT_X); + vflip = !!(rotation & DRM_REFLECT_Y); + if ((vflip && !(mdp5_plane->caps & MDP_PIPE_CAP_VFLIP)) || (hflip && !(mdp5_plane->caps & MDP_PIPE_CAP_HFLIP))) { dev_err(plane->dev->dev, @@ -677,6 +685,7 @@ static int mdp5_plane_mode_set(struct drm_plane *plane, int pe_top[COMP_MAX], pe_bottom[COMP_MAX]; uint32_t hdecm = 0, vdecm = 0; uint32_t pix_format; + unsigned int rotation; bool vflip, hflip; unsigned long flags; int ret; @@ -739,8 +748,12 @@ static int mdp5_plane_mode_set(struct drm_plane *plane, config |= get_scale_config(format, src_h, crtc_h, false); DBG("scale config = %x", config); - hflip = !!(pstate->rotation & DRM_REFLECT_X); - vflip = !!(pstate->rotation & DRM_REFLECT_Y); + rotation = drm_rotation_simplify(pstate->rotation, + DRM_ROTATE_0 | + DRM_REFLECT_X | + DRM_REFLECT_Y); + hflip = !!(rotation & DRM_REFLECT_X); + vflip = !!(rotation & DRM_REFLECT_Y); spin_lock_irqsave(&mdp5_plane->pipe_lock, flags); -- cgit v1.2.3 From 6686df8cf1cf589c54343372e3524bf52cda038e Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Fri, 21 Oct 2016 22:22:45 +0300 Subject: drm: RIP mode_config->rotation_property MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Now that all drivers have been converted over to the per-plane rotation property, we can just nuke the global rotation property. v2: Rebase due to BIT(),__builtin_ffs() & co. Deal with superfluous code shuffling Signed-off-by: Ville Syrjälä Reviewed-by: Joonas Lahtinen Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1477077768-4274-4-git-send-email-ville.syrjala@linux.intel.com --- drivers/gpu/drm/drm_atomic.c | 6 ++---- drivers/gpu/drm/drm_blend.c | 32 ++++---------------------------- drivers/gpu/drm/drm_fb_helper.c | 7 +------ include/drm/drm_blend.h | 2 -- include/drm/drm_crtc.h | 5 ----- 5 files changed, 7 insertions(+), 45 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c index f81706387889..1b5a32df9a9a 100644 --- a/drivers/gpu/drm/drm_atomic.c +++ b/drivers/gpu/drm/drm_atomic.c @@ -705,8 +705,7 @@ int drm_atomic_plane_set_property(struct drm_plane *plane, state->src_w = val; } else if (property == config->prop_src_h) { state->src_h = val; - } else if (property == config->rotation_property || - property == plane->rotation_property) { + } else if (property == plane->rotation_property) { if (!is_power_of_2(val & DRM_ROTATE_MASK)) return -EINVAL; state->rotation = val; @@ -766,8 +765,7 @@ drm_atomic_plane_get_property(struct drm_plane *plane, *val = state->src_w; } else if (property == config->prop_src_h) { *val = state->src_h; - } else if (property == config->rotation_property || - property == plane->rotation_property) { + } else if (property == plane->rotation_property) { *val = state->rotation; } else if (property == plane->zpos_property) { *val = state->zpos; diff --git a/drivers/gpu/drm/drm_blend.c b/drivers/gpu/drm/drm_blend.c index e52aece30900..1f2412c7ccfd 100644 --- a/drivers/gpu/drm/drm_blend.c +++ b/drivers/gpu/drm/drm_blend.c @@ -89,7 +89,7 @@ * On top of this basic transformation additional properties can be exposed by * the driver: * - * - Rotation is set up with drm_mode_create_rotation_property(). It adds a + * - Rotation is set up with drm_plane_create_rotation_property(). It adds a * rotation and reflection step between the source and destination rectangles. * Without this property the rectangle is only scaled, but not rotated or * reflected. @@ -105,18 +105,12 @@ */ /** - * drm_mode_create_rotation_property - create a new rotation property - * @dev: DRM device + * drm_plane_create_rotation_property - create a new rotation property + * @plane: drm plane + * @rotation: initial value of the rotation property * @supported_rotations: bitmask of supported rotations and reflections * * This creates a new property with the selected support for transformations. - * The resulting property should be stored in @rotation_property in - * &drm_mode_config. It then must be attached to each plane which supports - * rotations using drm_object_attach_property(). - * - * FIXME: Probably better if the rotation property is created on each plane, - * like the zpos property. Otherwise it's not possible to allow different - * rotation modes on different planes. * * Since a rotation by 180° degress is the same as reflecting both along the x * and the y axis the rotation property is somewhat redundant. Drivers can use @@ -144,24 +138,6 @@ * rotation. After reflection, the rotation is applied to the image sampled from * the source rectangle, before scaling it to fit the destination rectangle. */ -struct drm_property *drm_mode_create_rotation_property(struct drm_device *dev, - unsigned int supported_rotations) -{ - static const struct drm_prop_enum_list props[] = { - { __builtin_ffs(DRM_ROTATE_0) - 1, "rotate-0" }, - { __builtin_ffs(DRM_ROTATE_90) - 1, "rotate-90" }, - { __builtin_ffs(DRM_ROTATE_180) - 1, "rotate-180" }, - { __builtin_ffs(DRM_ROTATE_270) - 1, "rotate-270" }, - { __builtin_ffs(DRM_REFLECT_X) - 1, "reflect-x" }, - { __builtin_ffs(DRM_REFLECT_Y) - 1, "reflect-y" }, - }; - - return drm_property_create_bitmask(dev, 0, "rotation", - props, ARRAY_SIZE(props), - supported_rotations); -} -EXPORT_SYMBOL(drm_mode_create_rotation_property); - int drm_plane_create_rotation_property(struct drm_plane *plane, unsigned int rotation, unsigned int supported_rotations) diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index e0d428f9d1cb..83dbae0fabcf 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -392,15 +392,10 @@ static int restore_fbdev_mode(struct drm_fb_helper *fb_helper) if (plane->type != DRM_PLANE_TYPE_PRIMARY) drm_plane_force_disable(plane); - if (plane->rotation_property) { + if (plane->rotation_property) drm_mode_plane_set_obj_prop(plane, plane->rotation_property, DRM_ROTATE_0); - } else if (dev->mode_config.rotation_property) { - drm_mode_plane_set_obj_prop(plane, - dev->mode_config.rotation_property, - DRM_ROTATE_0); - } } for (i = 0; i < fb_helper->crtc_count; i++) { diff --git a/include/drm/drm_blend.h b/include/drm/drm_blend.h index fd351924e1c5..13221cf9b3eb 100644 --- a/include/drm/drm_blend.h +++ b/include/drm/drm_blend.h @@ -52,8 +52,6 @@ static inline bool drm_rotation_90_or_270(unsigned int rotation) return rotation & (DRM_ROTATE_90 | DRM_ROTATE_270); } -struct drm_property *drm_mode_create_rotation_property(struct drm_device *dev, - unsigned int supported_rotations); int drm_plane_create_rotation_property(struct drm_plane *plane, unsigned int rotation, unsigned int supported_rotations); diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index 284c1b3aec10..bc860cfc67ca 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -1155,11 +1155,6 @@ struct drm_mode_config { * CURSOR, PRIMARY and OVERLAY legacy uses of planes. */ struct drm_property *plane_type_property; - /** - * @rotation_property: Optional property for planes or CRTCs to specifiy - * rotation. - */ - struct drm_property *rotation_property; /** * @prop_src_x: Default atomic plane property for the plane source * position in the connected &drm_framebuffer. -- cgit v1.2.3 From d1bbef6d15357bab359177b093c0015dc61aab7c Mon Sep 17 00:00:00 2001 From: Zhenyu Wang Date: Fri, 21 Oct 2016 09:59:10 +0800 Subject: drm/i915/gvt: Fix failure when ACPI is not enabled Directly use memremap instead of acpi function for opregion mapping. Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/opregion.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/opregion.c b/drivers/gpu/drm/i915/gvt/opregion.c index 973c8a9d0b15..95218913b0bc 100644 --- a/drivers/gpu/drm/i915/gvt/opregion.c +++ b/drivers/gpu/drm/i915/gvt/opregion.c @@ -163,7 +163,7 @@ int intel_vgpu_init_opregion(struct intel_vgpu *vgpu, u32 gpa) */ void intel_gvt_clean_opregion(struct intel_gvt *gvt) { - iounmap(gvt->opregion.opregion_va); + memunmap(gvt->opregion.opregion_va); gvt->opregion.opregion_va = NULL; } @@ -181,8 +181,8 @@ int intel_gvt_init_opregion(struct intel_gvt *gvt) pci_read_config_dword(gvt->dev_priv->drm.pdev, INTEL_GVT_PCI_OPREGION, &gvt->opregion.opregion_pa); - gvt->opregion.opregion_va = acpi_os_ioremap(gvt->opregion.opregion_pa, - INTEL_GVT_OPREGION_SIZE); + gvt->opregion.opregion_va = memremap(gvt->opregion.opregion_pa, + INTEL_GVT_OPREGION_SIZE, MEMREMAP_WB); if (!gvt->opregion.opregion_va) { gvt_err("fail to map host opregion\n"); return -EFAULT; -- cgit v1.2.3 From 7093f5ff75ae759ef9bdd514f917a1f57cd10d65 Mon Sep 17 00:00:00 2001 From: Zhenyu Wang Date: Fri, 21 Oct 2016 12:33:56 +0800 Subject: drm/i915: GVT-g driver depends on 64BIT kernel We currently don't support GVT-g driver on i386 kernel. Add explicit dependence on 64bit kernel. Reviewed-by: Joonas Lahtinen Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/Kconfig | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig index 6aedc96aa412..c72b007c2048 100644 --- a/drivers/gpu/drm/i915/Kconfig +++ b/drivers/gpu/drm/i915/Kconfig @@ -86,6 +86,7 @@ config DRM_I915_USERPTR config DRM_I915_GVT bool "Enable Intel GVT-g graphics virtualization host support" depends on DRM_I915 + depends on 64BIT default n help Choose this option if you want to enable Intel GVT-g graphics -- cgit v1.2.3 From 1c860a306e76756f28f3b4d589a5ca1d1829dd90 Mon Sep 17 00:00:00 2001 From: Arkadiusz Hiler Date: Fri, 21 Oct 2016 13:11:50 +0200 Subject: drm/i915/gvt: Implement WaForceWakeRenderDuringMmioTLBInvalidate When invalidating RCS TLB the device can enter RC6 state interrupting the process, therefore the need for render forcewake for the whole procedure. This WA is needed for all production SKL SKUs. v2: reworked putting and getting forcewake with help of Mika Kuoppala v3: use I915_READ_FW and I915_WRITE_FW as we are handling forcewake on in the code path References: HSD#2136899, HSD#1404391274 Cc: Mika Kuoppala Cc: Zhenyu Wang Signed-off-by: Arkadiusz Hiler Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/render.c | 19 +++++++++++++++++-- 1 file changed, 17 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/render.c b/drivers/gpu/drm/i915/gvt/render.c index feebb65ba641..be1a7dfd210b 100644 --- a/drivers/gpu/drm/i915/gvt/render.c +++ b/drivers/gpu/drm/i915/gvt/render.c @@ -118,6 +118,7 @@ static u32 gen9_render_mocs_L3[32]; static void handle_tlb_pending_event(struct intel_vgpu *vgpu, int ring_id) { struct drm_i915_private *dev_priv = vgpu->gvt->dev_priv; + enum forcewake_domains fw; i915_reg_t reg; u32 regs[] = { [RCS] = 0x4260, @@ -135,11 +136,25 @@ static void handle_tlb_pending_event(struct intel_vgpu *vgpu, int ring_id) reg = _MMIO(regs[ring_id]); - I915_WRITE(reg, 0x1); + /* WaForceWakeRenderDuringMmioTLBInvalidate:skl + * we need to put a forcewake when invalidating RCS TLB caches, + * otherwise device can go to RC6 state and interrupt invalidation + * process + */ + fw = intel_uncore_forcewake_for_reg(dev_priv, reg, + FW_REG_READ | FW_REG_WRITE); + if (ring_id == RCS && IS_SKYLAKE(dev_priv)) + fw |= FORCEWAKE_RENDER; - if (wait_for_atomic((I915_READ(reg) == 0), 50)) + intel_uncore_forcewake_get(dev_priv, fw); + + I915_WRITE_FW(reg, 0x1); + + if (wait_for_atomic((I915_READ_FW(reg) == 0), 50)) gvt_err("timeout in invalidate ring (%d) tlb\n", ring_id); + intel_uncore_forcewake_put(dev_priv, fw); + gvt_dbg_core("invalidate TLB for ring %d\n", ring_id); } -- cgit v1.2.3 From 946260e5fb60fcf3a4fbe77840280b5191300564 Mon Sep 17 00:00:00 2001 From: Zhenyu Wang Date: Sat, 22 Oct 2016 13:21:45 +0800 Subject: drm/i915/gvt: Fix broken mocs offset Fix missed mocs offset reg setting for save/restore function. Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/render.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/render.c b/drivers/gpu/drm/i915/gvt/render.c index be1a7dfd210b..3af894b3d257 100644 --- a/drivers/gpu/drm/i915/gvt/render.c +++ b/drivers/gpu/drm/i915/gvt/render.c @@ -177,6 +177,7 @@ static void load_mocs(struct intel_vgpu *vgpu, int ring_id) if (!IS_SKYLAKE(dev_priv)) return; + offset.reg = regs[ring_id]; for (i = 0; i < 64; i++) { gen9_render_mocs[ring_id][i] = I915_READ(offset); I915_WRITE(offset, vgpu_vreg(vgpu, offset)); @@ -214,6 +215,7 @@ static void restore_mocs(struct intel_vgpu *vgpu, int ring_id) if (!IS_SKYLAKE(dev_priv)) return; + offset.reg = regs[ring_id]; for (i = 0; i < 64; i++) { vgpu_vreg(vgpu, offset) = I915_READ(offset); I915_WRITE(offset, gen9_render_mocs[ring_id][i]); -- cgit v1.2.3 From 9558e74c26d2d63b9395f4d4153faa05f9de84f8 Mon Sep 17 00:00:00 2001 From: Daniel Vetter Date: Mon, 24 Oct 2016 08:25:36 +0200 Subject: drm/i915: Update DRIVER_DATE to 20161024 Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/i915_drv.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 5b2b7f3c6e76..f022f438e5b9 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -70,8 +70,8 @@ #define DRIVER_NAME "i915" #define DRIVER_DESC "Intel Graphics" -#define DRIVER_DATE "20161010" -#define DRIVER_TIMESTAMP 1476452087 +#define DRIVER_DATE "20161024" +#define DRIVER_TIMESTAMP 1477290335 #undef WARN_ON /* Many gcc seem to no see through this and fall over :( */ -- cgit v1.2.3 From 2d2c5ad83f772d7d7b0bb8348ecea42e88f89ab0 Mon Sep 17 00:00:00 2001 From: Daniel Stone Date: Fri, 21 Oct 2016 15:44:54 +0100 Subject: drm: i915: Wait for fences on new fb, not old The previous code would wait for fences on the framebuffer from the old plane state to complete, rather than the new, so you would see tearing everywhere. Fix this to wait on the new state before we make it active. Signed-off-by: Daniel Stone Fixes: 94f050246b42 ("drm/i915: nonblocking commit") Cc: stable@vger.kernel.org Cc: Daniel Vetter Cc: Maarten Lankhorst Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/20161021144454.6288-1-daniels@collabora.com --- drivers/gpu/drm/i915/intel_display.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 6ccedf2af98e..d5d96cffac7d 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -14401,7 +14401,7 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state) for_each_plane_in_state(state, plane, plane_state, i) { struct intel_plane_state *intel_plane_state = - to_intel_plane_state(plane_state); + to_intel_plane_state(plane->state); if (!intel_plane_state->wait_req) continue; -- cgit v1.2.3 From 352cb4ef2d345fbe1955278890f9ea12cbe7bd21 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Fri, 21 Oct 2016 12:14:17 +0300 Subject: drm/i915: remove AGP dependency from DRM_I915 kconfig help text We haven't required AGP since 3e99a6b95614 ("drm/i915: Stop depending upon CONFIG_AGP_INTEL"). Split/rearrange the paragraphs a bit while at it. Reviewed-by: Daniel Vetter Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1477041257-8219-1-git-send-email-jani.nikula@intel.com --- drivers/gpu/drm/i915/Kconfig | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig index 1c1b19ccb92f..45a5eb71e8e6 100644 --- a/drivers/gpu/drm/i915/Kconfig +++ b/drivers/gpu/drm/i915/Kconfig @@ -24,16 +24,17 @@ config DRM_I915 including 830M, 845G, 852GM, 855GM, 865G, 915G, 945G, 965G, G35, G41, G43, G45 chipsets and Celeron, Pentium, Core i3, Core i5, Core i7 as well as Atom CPUs with integrated graphics. - If M is selected, the module will be called i915. AGP support - is required for this driver to work. This driver is used by - the Intel driver in X.org 6.8 and XFree86 4.4 and above. It - replaces the older i830 module that supported a subset of the - hardware in older X.org releases. + + This driver is used by the Intel driver in X.org 6.8 and + XFree86 4.4 and above. It replaces the older i830 module that + supported a subset of the hardware in older X.org releases. Note that the older i810/i815 chipsets require the use of the i810 driver instead, and the Atom z5xx series has an entirely different implementation. + If "M" is selected, the module will be called i915. + config DRM_I915_PRELIMINARY_HW_SUPPORT bool "Enable preliminary support for prerelease Intel hardware by default" depends on DRM_I915 -- cgit v1.2.3 From 275f039db56f998aaf6e2fc74acd1f653cdcb480 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 24 Oct 2016 13:42:14 +0100 Subject: drm/i915: Move user fault tracking to a separate list We want to decouple RPM and struct_mutex, but currently RPM has to walk the list of bound objects and remove userspace mmapping before we suspend (otherwise userspace may continue to access the GTT whilst it is powered down). This currently requires the struct_mutex to walk the bound_list, but if we move that to a separate list and lock we can take the first step towards removing the struct_mutex. v2: Split runtime suspend unmapping vs regular unmapping, to make the locking (and barriers) clearer. Add the object to the userfault_list prior to inserting the first PTE, the race between add/revoke depends upon struct_mutex for regular unmappings and rpm for runtime-suspend. Signed-off-by: Chris Wilson Reviewed-by: Daniel Vetter #v1 Link: http://patchwork.freedesktop.org/patch/msgid/20161024124218.18252-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_debugfs.c | 2 +- drivers/gpu/drm/i915/i915_drv.h | 20 +++++++++++------ drivers/gpu/drm/i915/i915_gem.c | 42 +++++++++++++++++++++++++++-------- drivers/gpu/drm/i915/i915_gem_evict.c | 2 +- drivers/gpu/drm/i915/i915_gem_fence.c | 2 +- 5 files changed, 49 insertions(+), 19 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index dc057c770146..2d9617a3472d 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -107,7 +107,7 @@ static char get_tiling_flag(struct drm_i915_gem_object *obj) static char get_global_flag(struct drm_i915_gem_object *obj) { - return obj->fault_mappable ? 'g' : ' '; + return !list_empty(&obj->userfault_link) ? 'g' : ' '; } static char get_pin_mapped_flag(struct drm_i915_gem_object *obj) diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index f022f438e5b9..a53172e7790f 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1361,6 +1361,14 @@ struct i915_gem_mm { */ struct list_head unbound_list; + /** Protects access to the userfault_list */ + spinlock_t userfault_lock; + + /** List of all objects in gtt_space, currently mmaped by userspace. + * All objects within this list must also be on bound_list. + */ + struct list_head userfault_list; + /** Usable portion of the GTT for GEM */ unsigned long stolen_base; /* limited to low memory (32-bit) */ @@ -2205,6 +2213,11 @@ struct drm_i915_gem_object { struct drm_mm_node *stolen; struct list_head global_list; + /** + * Whether the object is currently in the GGTT mmap. + */ + struct list_head userfault_link; + /** Used in execbuf to temporarily hold a ref */ struct list_head obj_exec_link; @@ -2232,13 +2245,6 @@ struct drm_i915_gem_object { */ unsigned int madv:2; - /** - * Whether the current gtt mapping needs to be mappable (and isn't just - * mappable by accident). Track pin and fault separate for a more - * accurate mappable working set. - */ - unsigned int fault_mappable:1; - /* * Is the object to be mapped as read-only to the GPU * Only honoured if hardware has relevant pte bit diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 9bb72e503a30..33ebf6d2556c 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1839,16 +1839,19 @@ int i915_gem_fault(struct vm_area_struct *area, struct vm_fault *vmf) if (ret) goto err_unpin; + /* Mark as being mmapped into userspace for later revocation */ + spin_lock(&dev_priv->mm.userfault_lock); + if (list_empty(&obj->userfault_link)) + list_add(&obj->userfault_link, &dev_priv->mm.userfault_list); + spin_unlock(&dev_priv->mm.userfault_lock); + /* Finally, remap it using the new GTT offset */ ret = remap_io_mapping(area, area->vm_start + (vma->ggtt_view.params.partial.offset << PAGE_SHIFT), (ggtt->mappable_base + vma->node.start) >> PAGE_SHIFT, min_t(u64, vma->size, area->vm_end - area->vm_start), &ggtt->mappable); - if (ret) - goto err_unpin; - obj->fault_mappable = true; err_unpin: __i915_vma_unpin(vma); err_unlock: @@ -1916,13 +1919,22 @@ err: void i915_gem_release_mmap(struct drm_i915_gem_object *obj) { + struct drm_i915_private *i915 = to_i915(obj->base.dev); + bool zap = false; + /* Serialisation between user GTT access and our code depends upon * revoking the CPU's PTE whilst the mutex is held. The next user * pagefault then has to wait until we release the mutex. */ - lockdep_assert_held(&obj->base.dev->struct_mutex); + lockdep_assert_held(&i915->drm.struct_mutex); - if (!obj->fault_mappable) + spin_lock(&i915->mm.userfault_lock); + if (!list_empty(&obj->userfault_link)) { + list_del_init(&obj->userfault_link); + zap = true; + } + spin_unlock(&i915->mm.userfault_lock); + if (!zap) return; drm_vma_node_unmap(&obj->base.vma_node, @@ -1936,8 +1948,6 @@ i915_gem_release_mmap(struct drm_i915_gem_object *obj) * memory writes before touching registers / GSM. */ wmb(); - - obj->fault_mappable = false; } void @@ -1945,8 +1955,19 @@ i915_gem_release_all_mmaps(struct drm_i915_private *dev_priv) { struct drm_i915_gem_object *obj; - list_for_each_entry(obj, &dev_priv->mm.bound_list, global_list) - i915_gem_release_mmap(obj); + spin_lock(&dev_priv->mm.userfault_lock); + while ((obj = list_first_entry_or_null(&dev_priv->mm.userfault_list, + struct drm_i915_gem_object, + userfault_link))) { + list_del_init(&obj->userfault_link); + spin_unlock(&dev_priv->mm.userfault_lock); + + drm_vma_node_unmap(&obj->base.vma_node, + obj->base.dev->anon_inode->i_mapping); + + spin_lock(&dev_priv->mm.userfault_lock); + } + spin_unlock(&dev_priv->mm.userfault_lock); } /** @@ -4108,6 +4129,7 @@ void i915_gem_object_init(struct drm_i915_gem_object *obj, int i; INIT_LIST_HEAD(&obj->global_list); + INIT_LIST_HEAD(&obj->userfault_link); for (i = 0; i < I915_NUM_ENGINES; i++) init_request_active(&obj->last_read[i], i915_gem_object_retire__read); @@ -4521,6 +4543,7 @@ int i915_gem_init(struct drm_device *dev) int ret; mutex_lock(&dev->struct_mutex); + spin_lock_init(&dev_priv->mm.userfault_lock); if (!i915.enable_execlists) { dev_priv->gt.resume = intel_legacy_submission_resume; @@ -4640,6 +4663,7 @@ i915_gem_load_init(struct drm_device *dev) INIT_LIST_HEAD(&dev_priv->mm.unbound_list); INIT_LIST_HEAD(&dev_priv->mm.bound_list); INIT_LIST_HEAD(&dev_priv->mm.fence_list); + INIT_LIST_HEAD(&dev_priv->mm.userfault_list); INIT_DELAYED_WORK(&dev_priv->gt.retire_work, i915_gem_retire_work_handler); INIT_DELAYED_WORK(&dev_priv->gt.idle_work, diff --git a/drivers/gpu/drm/i915/i915_gem_evict.c b/drivers/gpu/drm/i915/i915_gem_evict.c index b5e9e669f50f..a934f372c5ce 100644 --- a/drivers/gpu/drm/i915/i915_gem_evict.c +++ b/drivers/gpu/drm/i915/i915_gem_evict.c @@ -56,7 +56,7 @@ mark_free(struct i915_vma *vma, unsigned int flags, struct list_head *unwind) if (WARN_ON(!list_empty(&vma->exec_list))) return false; - if (flags & PIN_NONFAULT && vma->obj->fault_mappable) + if (flags & PIN_NONFAULT && !list_empty(&vma->obj->userfault_link)) return false; list_add(&vma->exec_list, unwind); diff --git a/drivers/gpu/drm/i915/i915_gem_fence.c b/drivers/gpu/drm/i915/i915_gem_fence.c index a6daf2deab74..67013179b8ed 100644 --- a/drivers/gpu/drm/i915/i915_gem_fence.c +++ b/drivers/gpu/drm/i915/i915_gem_fence.c @@ -391,7 +391,7 @@ void i915_gem_restore_fences(struct drm_device *dev) */ if (vma && !i915_gem_object_is_tiled(vma->obj)) { GEM_BUG_ON(!reg->dirty); - GEM_BUG_ON(vma->obj->fault_mappable); + GEM_BUG_ON(!list_empty(&vma->obj->userfault_link)); list_move(®->link, &dev_priv->mm.fence_list); vma->fence = NULL; -- cgit v1.2.3 From 9c870d03674f11b49ef4f48b04d709ffa7cf1390 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 24 Oct 2016 13:42:15 +0100 Subject: drm/i915: Use RPM as the barrier for controlling user mmap access MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We can remove the false coupling between RPM and struct mutex by the observation that we can use the RPM wakeref as the barrier around user mmap access. That is as we tear down the user's PTE atomically from within rpm suspend and then to fault in new PTE requires the rpm wakeref, means that no user access is possible through those PTE without RPM being awake. Having made that observation, we can then remove the presumption of having to take rpm outside of struct_mutex and so allow fine grained acquisition of a wakeref around hw access rather than having to remember to acquire the wakeref early on. v2: Rejig placement of the new intel_runtime_pm_get() to be as tight as possible around the GTT pread/pwrite. Signed-off-by: Chris Wilson Cc: Imre Deak Cc: Daniel Vetter Cc: Ville Syrjälä Reviewed-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/20161024124218.18252-2-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_debugfs.c | 56 ++++++++++++++++++++-------------- drivers/gpu/drm/i915/i915_drv.c | 19 ------------ drivers/gpu/drm/i915/i915_gem.c | 42 +++++++++++++------------ drivers/gpu/drm/i915/i915_gem_gtt.c | 17 ++++++++--- drivers/gpu/drm/i915/i915_gem_tiling.c | 4 --- 5 files changed, 69 insertions(+), 69 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 2d9617a3472d..f85e6fbf27f4 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -743,17 +743,32 @@ static int i915_interrupt_info(struct seq_file *m, void *data) I915_READ(VLV_IIR_RW)); seq_printf(m, "Display IMR:\t%08x\n", I915_READ(VLV_IMR)); - for_each_pipe(dev_priv, pipe) + for_each_pipe(dev_priv, pipe) { + enum intel_display_power_domain power_domain; + + power_domain = POWER_DOMAIN_PIPE(pipe); + if (!intel_display_power_get_if_enabled(dev_priv, + power_domain)) { + seq_printf(m, "Pipe %c power disabled\n", + pipe_name(pipe)); + continue; + } + seq_printf(m, "Pipe %c stat:\t%08x\n", pipe_name(pipe), I915_READ(PIPESTAT(pipe))); + intel_display_power_put(dev_priv, power_domain); + } + + intel_display_power_get(dev_priv, POWER_DOMAIN_INIT); seq_printf(m, "Port hotplug:\t%08x\n", I915_READ(PORT_HOTPLUG_EN)); seq_printf(m, "DPFLIPSTAT:\t%08x\n", I915_READ(VLV_DPFLIPSTAT)); seq_printf(m, "DPINVGTT:\t%08x\n", I915_READ(DPINVGTT)); + intel_display_power_put(dev_priv, POWER_DOMAIN_INIT); for (i = 0; i < 4; i++) { seq_printf(m, "GT Interrupt IMR %d:\t%08x\n", @@ -1396,14 +1411,9 @@ static int i915_hangcheck_info(struct seq_file *m, void *unused) static int ironlake_drpc_info(struct seq_file *m) { struct drm_i915_private *dev_priv = node_to_i915(m->private); - struct drm_device *dev = &dev_priv->drm; u32 rgvmodectl, rstdbyctl; u16 crstandvid; - int ret; - ret = mutex_lock_interruptible(&dev->struct_mutex); - if (ret) - return ret; intel_runtime_pm_get(dev_priv); rgvmodectl = I915_READ(MEMMODECTL); @@ -1411,7 +1421,6 @@ static int ironlake_drpc_info(struct seq_file *m) crstandvid = I915_READ16(CRSTANDVID); intel_runtime_pm_put(dev_priv); - mutex_unlock(&dev->struct_mutex); seq_printf(m, "HD boost: %s\n", yesno(rgvmodectl & MEMMODE_BOOST_EN)); seq_printf(m, "Boost freq: %d\n", @@ -1757,6 +1766,7 @@ static int i915_sr_status(struct seq_file *m, void *unused) bool sr_enabled = false; intel_runtime_pm_get(dev_priv); + intel_display_power_get(dev_priv, POWER_DOMAIN_INIT); if (HAS_PCH_SPLIT(dev_priv)) sr_enabled = I915_READ(WM1_LP_ILK) & WM1_LP_SR_EN; @@ -1770,6 +1780,7 @@ static int i915_sr_status(struct seq_file *m, void *unused) else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) sr_enabled = I915_READ(FW_BLC_SELF_VLV) & FW_CSPWRDWNEN; + intel_display_power_put(dev_priv, POWER_DOMAIN_INIT); intel_runtime_pm_put(dev_priv); seq_printf(m, "self-refresh: %s\n", @@ -2091,12 +2102,7 @@ static const char *swizzle_string(unsigned swizzle) static int i915_swizzle_info(struct seq_file *m, void *data) { struct drm_i915_private *dev_priv = node_to_i915(m->private); - struct drm_device *dev = &dev_priv->drm; - int ret; - ret = mutex_lock_interruptible(&dev->struct_mutex); - if (ret) - return ret; intel_runtime_pm_get(dev_priv); seq_printf(m, "bit6 swizzle for X-tiling = %s\n", @@ -2136,7 +2142,6 @@ static int i915_swizzle_info(struct seq_file *m, void *data) seq_puts(m, "L-shaped memory detected\n"); intel_runtime_pm_put(dev_priv); - mutex_unlock(&dev->struct_mutex); return 0; } @@ -2542,11 +2547,22 @@ static int i915_edp_psr_status(struct seq_file *m, void *data) enabled = I915_READ(EDP_PSR_CTL) & EDP_PSR_ENABLE; else { for_each_pipe(dev_priv, pipe) { + enum transcoder cpu_transcoder = + intel_pipe_to_cpu_transcoder(dev_priv, pipe); + enum intel_display_power_domain power_domain; + + power_domain = POWER_DOMAIN_TRANSCODER(cpu_transcoder); + if (!intel_display_power_get_if_enabled(dev_priv, + power_domain)) + continue; + stat[pipe] = I915_READ(VLV_PSRSTAT(pipe)) & VLV_EDP_PSR_CURR_STATE_MASK; if ((stat[pipe] == VLV_EDP_PSR_ACTIVE_NORFB_UP) || (stat[pipe] == VLV_EDP_PSR_ACTIVE_SF_UPDATE)) enabled = true; + + intel_display_power_put(dev_priv, power_domain); } } @@ -3094,6 +3110,8 @@ static int i915_engine_info(struct seq_file *m, void *unused) struct intel_engine_cs *engine; enum intel_engine_id id; + intel_runtime_pm_get(dev_priv); + for_each_engine(engine, dev_priv, id) { struct intel_breadcrumbs *b = &engine->breadcrumbs; struct drm_i915_gem_request *rq; @@ -3213,6 +3231,8 @@ static int i915_engine_info(struct seq_file *m, void *unused) seq_puts(m, "\n"); } + intel_runtime_pm_put(dev_priv); + return 0; } @@ -4799,13 +4819,9 @@ i915_wedged_set(void *data, u64 val) if (i915_reset_in_progress(&dev_priv->gpu_error)) return -EAGAIN; - intel_runtime_pm_get(dev_priv); - i915_handle_error(dev_priv, val, "Manually setting wedged to %llu", val); - intel_runtime_pm_put(dev_priv); - return 0; } @@ -5040,22 +5056,16 @@ static int i915_cache_sharing_get(void *data, u64 *val) { struct drm_i915_private *dev_priv = data; - struct drm_device *dev = &dev_priv->drm; u32 snpcr; - int ret; if (!(IS_GEN6(dev_priv) || IS_GEN7(dev_priv))) return -ENODEV; - ret = mutex_lock_interruptible(&dev->struct_mutex); - if (ret) - return ret; intel_runtime_pm_get(dev_priv); snpcr = I915_READ(GEN6_MBCUNIT_SNPCR); intel_runtime_pm_put(dev_priv); - mutex_unlock(&dev->struct_mutex); *val = (snpcr & GEN6_MBC_SNPCR_MASK) >> GEN6_MBC_SNPCR_SHIFT; diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 912d5348e3e7..885d33f341f3 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -2301,24 +2301,6 @@ static int intel_runtime_suspend(struct device *kdev) DRM_DEBUG_KMS("Suspending device\n"); - /* - * We could deadlock here in case another thread holding struct_mutex - * calls RPM suspend concurrently, since the RPM suspend will wait - * first for this RPM suspend to finish. In this case the concurrent - * RPM resume will be followed by its RPM suspend counterpart. Still - * for consistency return -EAGAIN, which will reschedule this suspend. - */ - if (!mutex_trylock(&dev->struct_mutex)) { - DRM_DEBUG_KMS("device lock contention, deffering suspend\n"); - /* - * Bump the expiration timestamp, otherwise the suspend won't - * be rescheduled. - */ - pm_runtime_mark_last_busy(kdev); - - return -EAGAIN; - } - disable_rpm_wakeref_asserts(dev_priv); /* @@ -2326,7 +2308,6 @@ static int intel_runtime_suspend(struct device *kdev) * an RPM reference. */ i915_gem_release_all_mmaps(dev_priv); - mutex_unlock(&dev->struct_mutex); intel_guc_suspend(dev); diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 33ebf6d2556c..63bf51b117a9 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -826,6 +826,7 @@ i915_gem_gtt_pread(struct drm_device *dev, uint64_t offset; int ret; + intel_runtime_pm_get(to_i915(dev)); vma = i915_gem_object_ggtt_pin(obj, NULL, 0, 0, PIN_MAPPABLE); if (!IS_ERR(vma)) { node.start = i915_ggtt_offset(vma); @@ -926,6 +927,7 @@ out_unpin: i915_vma_unpin(vma); } out: + intel_runtime_pm_put(to_i915(dev)); return ret; } @@ -1060,12 +1062,9 @@ i915_gem_pread_ioctl(struct drm_device *dev, void *data, ret = i915_gem_shmem_pread(dev, obj, args, file); /* pread for non shmem backed objects */ - if (ret == -EFAULT || ret == -ENODEV) { - intel_runtime_pm_get(to_i915(dev)); + if (ret == -EFAULT || ret == -ENODEV) ret = i915_gem_gtt_pread(dev, obj, args->size, args->offset, args->data_ptr); - intel_runtime_pm_put(to_i915(dev)); - } i915_gem_object_put(obj); mutex_unlock(&dev->struct_mutex); @@ -1126,6 +1125,7 @@ i915_gem_gtt_pwrite_fast(struct drm_i915_private *i915, if (i915_gem_object_is_tiled(obj)) return -EFAULT; + intel_runtime_pm_get(i915); vma = i915_gem_object_ggtt_pin(obj, NULL, 0, 0, PIN_MAPPABLE | PIN_NONBLOCK); if (!IS_ERR(vma)) { @@ -1234,6 +1234,7 @@ out_unpin: i915_vma_unpin(vma); } out: + intel_runtime_pm_put(i915); return ret; } @@ -1466,12 +1467,12 @@ i915_gem_pwrite_ioctl(struct drm_device *dev, void *data, * perspective, requiring manual detiling by the client. */ if (!i915_gem_object_has_struct_page(obj) || - cpu_write_needs_clflush(obj)) { - ret = i915_gem_gtt_pwrite_fast(dev_priv, obj, args, file); + cpu_write_needs_clflush(obj)) /* Note that the gtt paths might fail with non-page-backed user * pointers (e.g. gtt mappings when moving data between - * textures). Fallback to the shmem path in that case. */ - } + * textures). Fallback to the shmem path in that case. + */ + ret = i915_gem_gtt_pwrite_fast(dev_priv, obj, args, file); if (ret == -EFAULT || ret == -ENOSPC) { if (obj->phys_handle) @@ -1840,6 +1841,7 @@ int i915_gem_fault(struct vm_area_struct *area, struct vm_fault *vmf) goto err_unpin; /* Mark as being mmapped into userspace for later revocation */ + assert_rpm_wakelock_held(dev_priv); spin_lock(&dev_priv->mm.userfault_lock); if (list_empty(&obj->userfault_link)) list_add(&obj->userfault_link, &dev_priv->mm.userfault_list); @@ -1925,8 +1927,13 @@ i915_gem_release_mmap(struct drm_i915_gem_object *obj) /* Serialisation between user GTT access and our code depends upon * revoking the CPU's PTE whilst the mutex is held. The next user * pagefault then has to wait until we release the mutex. + * + * Note that RPM complicates somewhat by adding an additional + * requirement that operations to the GGTT be made holding the RPM + * wakeref. */ lockdep_assert_held(&i915->drm.struct_mutex); + intel_runtime_pm_get(i915); spin_lock(&i915->mm.userfault_lock); if (!list_empty(&obj->userfault_link)) { @@ -1935,7 +1942,7 @@ i915_gem_release_mmap(struct drm_i915_gem_object *obj) } spin_unlock(&i915->mm.userfault_lock); if (!zap) - return; + goto out; drm_vma_node_unmap(&obj->base.vma_node, obj->base.dev->anon_inode->i_mapping); @@ -1948,6 +1955,9 @@ i915_gem_release_mmap(struct drm_i915_gem_object *obj) * memory writes before touching registers / GSM. */ wmb(); + +out: + intel_runtime_pm_put(i915); } void @@ -3476,7 +3486,7 @@ int i915_gem_get_caching_ioctl(struct drm_device *dev, void *data, int i915_gem_set_caching_ioctl(struct drm_device *dev, void *data, struct drm_file *file) { - struct drm_i915_private *dev_priv = to_i915(dev); + struct drm_i915_private *i915 = to_i915(dev); struct drm_i915_gem_caching *args = data; struct drm_i915_gem_object *obj; enum i915_cache_level level; @@ -3493,23 +3503,21 @@ int i915_gem_set_caching_ioctl(struct drm_device *dev, void *data, * cacheline, whereas normally such cachelines would get * invalidated. */ - if (!HAS_LLC(dev) && !HAS_SNOOP(dev)) + if (!HAS_LLC(i915) && !HAS_SNOOP(i915)) return -ENODEV; level = I915_CACHE_LLC; break; case I915_CACHING_DISPLAY: - level = HAS_WT(dev_priv) ? I915_CACHE_WT : I915_CACHE_NONE; + level = HAS_WT(i915) ? I915_CACHE_WT : I915_CACHE_NONE; break; default: return -EINVAL; } - intel_runtime_pm_get(dev_priv); - ret = i915_mutex_lock_interruptible(dev); if (ret) - goto rpm_put; + return ret; obj = i915_gem_object_lookup(file, args->handle); if (!obj) { @@ -3518,13 +3526,9 @@ int i915_gem_set_caching_ioctl(struct drm_device *dev, void *data, } ret = i915_gem_object_set_cache_level(obj, level); - i915_gem_object_put(obj); unlock: mutex_unlock(&dev->struct_mutex); -rpm_put: - intel_runtime_pm_put(dev_priv); - return ret; } diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 062fb0ad75da..33036359c170 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -2667,6 +2667,7 @@ static int ggtt_bind_vma(struct i915_vma *vma, enum i915_cache_level cache_level, u32 flags) { + struct drm_i915_private *i915 = to_i915(vma->vm->dev); struct drm_i915_gem_object *obj = vma->obj; u32 pte_flags = 0; int ret; @@ -2679,8 +2680,10 @@ static int ggtt_bind_vma(struct i915_vma *vma, if (obj->gt_ro) pte_flags |= PTE_READ_ONLY; + intel_runtime_pm_get(i915); vma->vm->insert_entries(vma->vm, vma->pages, vma->node.start, cache_level, pte_flags); + intel_runtime_pm_put(i915); /* * Without aliasing PPGTT there's no difference between @@ -2696,6 +2699,7 @@ static int aliasing_gtt_bind_vma(struct i915_vma *vma, enum i915_cache_level cache_level, u32 flags) { + struct drm_i915_private *i915 = to_i915(vma->vm->dev); u32 pte_flags; int ret; @@ -2710,14 +2714,15 @@ static int aliasing_gtt_bind_vma(struct i915_vma *vma, if (flags & I915_VMA_GLOBAL_BIND) { + intel_runtime_pm_get(i915); vma->vm->insert_entries(vma->vm, vma->pages, vma->node.start, cache_level, pte_flags); + intel_runtime_pm_put(i915); } if (flags & I915_VMA_LOCAL_BIND) { - struct i915_hw_ppgtt *appgtt = - to_i915(vma->vm->dev)->mm.aliasing_ppgtt; + struct i915_hw_ppgtt *appgtt = i915->mm.aliasing_ppgtt; appgtt->base.insert_entries(&appgtt->base, vma->pages, vma->node.start, cache_level, pte_flags); @@ -2728,12 +2733,16 @@ static int aliasing_gtt_bind_vma(struct i915_vma *vma, static void ggtt_unbind_vma(struct i915_vma *vma) { - struct i915_hw_ppgtt *appgtt = to_i915(vma->vm->dev)->mm.aliasing_ppgtt; + struct drm_i915_private *i915 = to_i915(vma->vm->dev); + struct i915_hw_ppgtt *appgtt = i915->mm.aliasing_ppgtt; const u64 size = min(vma->size, vma->node.size); - if (vma->flags & I915_VMA_GLOBAL_BIND) + if (vma->flags & I915_VMA_GLOBAL_BIND) { + intel_runtime_pm_get(i915); vma->vm->clear_range(vma->vm, vma->node.start, size); + intel_runtime_pm_put(i915); + } if (vma->flags & I915_VMA_LOCAL_BIND && appgtt) appgtt->base.clear_range(&appgtt->base, diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c index c21bc0068d20..71f80d2a487c 100644 --- a/drivers/gpu/drm/i915/i915_gem_tiling.c +++ b/drivers/gpu/drm/i915/i915_gem_tiling.c @@ -205,8 +205,6 @@ i915_gem_set_tiling(struct drm_device *dev, void *data, return -EINVAL; } - intel_runtime_pm_get(dev_priv); - mutex_lock(&dev->struct_mutex); if (obj->pin_display || obj->framebuffer_references) { err = -EBUSY; @@ -302,8 +300,6 @@ err: i915_gem_object_put(obj); mutex_unlock(&dev->struct_mutex); - intel_runtime_pm_put(dev_priv); - return err; } -- cgit v1.2.3 From 3594a3e21f1f77d46e89195f36292a2fd0f4aa83 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 24 Oct 2016 13:42:16 +0100 Subject: drm/i915: Remove superfluous locking around userfault_list Now that we have reduced the access to the list to either (a) under the struct_mutex whilst holding the RPM wakeref (so that concurrent writers to the list are serialised by struct_mutex) and (b) under the atomic runtime suspend (which cannot run concurrently with any other accessor due to the atomic nature of the runtime suspend) we can remove the extra locking around the list itself. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161024124218.18252-3-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_drv.h | 3 --- drivers/gpu/drm/i915/i915_gem.c | 33 ++++++++++++--------------------- 2 files changed, 12 insertions(+), 24 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index a53172e7790f..ba87a852c0db 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1361,9 +1361,6 @@ struct i915_gem_mm { */ struct list_head unbound_list; - /** Protects access to the userfault_list */ - spinlock_t userfault_lock; - /** List of all objects in gtt_space, currently mmaped by userspace. * All objects within this list must also be on bound_list. */ diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 63bf51b117a9..38053434da8a 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1842,10 +1842,8 @@ int i915_gem_fault(struct vm_area_struct *area, struct vm_fault *vmf) /* Mark as being mmapped into userspace for later revocation */ assert_rpm_wakelock_held(dev_priv); - spin_lock(&dev_priv->mm.userfault_lock); if (list_empty(&obj->userfault_link)) list_add(&obj->userfault_link, &dev_priv->mm.userfault_list); - spin_unlock(&dev_priv->mm.userfault_lock); /* Finally, remap it using the new GTT offset */ ret = remap_io_mapping(area, @@ -1922,7 +1920,6 @@ void i915_gem_release_mmap(struct drm_i915_gem_object *obj) { struct drm_i915_private *i915 = to_i915(obj->base.dev); - bool zap = false; /* Serialisation between user GTT access and our code depends upon * revoking the CPU's PTE whilst the mutex is held. The next user @@ -1935,15 +1932,10 @@ i915_gem_release_mmap(struct drm_i915_gem_object *obj) lockdep_assert_held(&i915->drm.struct_mutex); intel_runtime_pm_get(i915); - spin_lock(&i915->mm.userfault_lock); - if (!list_empty(&obj->userfault_link)) { - list_del_init(&obj->userfault_link); - zap = true; - } - spin_unlock(&i915->mm.userfault_lock); - if (!zap) + if (list_empty(&obj->userfault_link)) goto out; + list_del_init(&obj->userfault_link); drm_vma_node_unmap(&obj->base.vma_node, obj->base.dev->anon_inode->i_mapping); @@ -1963,21 +1955,21 @@ out: void i915_gem_release_all_mmaps(struct drm_i915_private *dev_priv) { - struct drm_i915_gem_object *obj; + struct drm_i915_gem_object *obj, *on; - spin_lock(&dev_priv->mm.userfault_lock); - while ((obj = list_first_entry_or_null(&dev_priv->mm.userfault_list, - struct drm_i915_gem_object, - userfault_link))) { - list_del_init(&obj->userfault_link); - spin_unlock(&dev_priv->mm.userfault_lock); + /* + * Only called during RPM suspend. All users of the userfault_list + * must be holding an RPM wakeref to ensure that this can not + * run concurrently with themselves (and use the struct_mutex for + * protection between themselves). + */ + list_for_each_entry_safe(obj, on, + &dev_priv->mm.userfault_list, userfault_link) { + list_del_init(&obj->userfault_link); drm_vma_node_unmap(&obj->base.vma_node, obj->base.dev->anon_inode->i_mapping); - - spin_lock(&dev_priv->mm.userfault_lock); } - spin_unlock(&dev_priv->mm.userfault_lock); } /** @@ -4547,7 +4539,6 @@ int i915_gem_init(struct drm_device *dev) int ret; mutex_lock(&dev->struct_mutex); - spin_lock_init(&dev_priv->mm.userfault_lock); if (!i915.enable_execlists) { dev_priv->gt.resume = intel_legacy_submission_resume; -- cgit v1.2.3 From 2eedfc7d58997cbd7fd747aa757b8ceac8a2dc50 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 24 Oct 2016 13:42:17 +0100 Subject: drm/i915: Remove RPM sequence checking We only used the RPM sequence checking inside the lowlevel GTT accessors, when we had to rely on callers taking the wakeref on our behalf. Now that we take the RPM wakeref inside the GTT management routines themselves, we can forgo the sanitycheck of the callers. Signed-off-by: Chris Wilson Cc: Imre Deak Reviewed-by: Imre Deak Link: http://patchwork.freedesktop.org/patch/msgid/20161024124218.18252-4-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_drv.h | 1 - drivers/gpu/drm/i915/i915_gem_gtt.c | 55 +-------------------------------- drivers/gpu/drm/i915/intel_drv.h | 17 ---------- drivers/gpu/drm/i915/intel_pm.c | 1 - drivers/gpu/drm/i915/intel_runtime_pm.c | 3 +- 5 files changed, 2 insertions(+), 75 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index ba87a852c0db..ad1a1fbc5864 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1687,7 +1687,6 @@ struct skl_wm_level { */ struct i915_runtime_pm { atomic_t wakeref_count; - atomic_t atomic_seq; bool suspended; bool irqs_enabled; }; diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 33036359c170..947d5ad51fb7 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -2395,16 +2395,11 @@ static void gen8_ggtt_insert_page(struct i915_address_space *vm, gen8_pte_t __iomem *pte = (gen8_pte_t __iomem *)dev_priv->ggtt.gsm + (offset >> PAGE_SHIFT); - int rpm_atomic_seq; - - rpm_atomic_seq = assert_rpm_atomic_begin(dev_priv); gen8_set_pte(pte, gen8_pte_encode(addr, level)); I915_WRITE(GFX_FLSH_CNTL_GEN6, GFX_FLSH_CNTL_EN); POSTING_READ(GFX_FLSH_CNTL_GEN6); - - assert_rpm_atomic_end(dev_priv, rpm_atomic_seq); } static void gen8_ggtt_insert_entries(struct i915_address_space *vm, @@ -2418,11 +2413,8 @@ static void gen8_ggtt_insert_entries(struct i915_address_space *vm, gen8_pte_t __iomem *gtt_entries; gen8_pte_t gtt_entry; dma_addr_t addr; - int rpm_atomic_seq; int i = 0; - rpm_atomic_seq = assert_rpm_atomic_begin(dev_priv); - gtt_entries = (gen8_pte_t __iomem *)ggtt->gsm + (start >> PAGE_SHIFT); for_each_sgt_dma(addr, sgt_iter, st) { @@ -2446,8 +2438,6 @@ static void gen8_ggtt_insert_entries(struct i915_address_space *vm, */ I915_WRITE(GFX_FLSH_CNTL_GEN6, GFX_FLSH_CNTL_EN); POSTING_READ(GFX_FLSH_CNTL_GEN6); - - assert_rpm_atomic_end(dev_priv, rpm_atomic_seq); } struct insert_entries { @@ -2486,16 +2476,11 @@ static void gen6_ggtt_insert_page(struct i915_address_space *vm, gen6_pte_t __iomem *pte = (gen6_pte_t __iomem *)dev_priv->ggtt.gsm + (offset >> PAGE_SHIFT); - int rpm_atomic_seq; - - rpm_atomic_seq = assert_rpm_atomic_begin(dev_priv); iowrite32(vm->pte_encode(addr, level, flags), pte); I915_WRITE(GFX_FLSH_CNTL_GEN6, GFX_FLSH_CNTL_EN); POSTING_READ(GFX_FLSH_CNTL_GEN6); - - assert_rpm_atomic_end(dev_priv, rpm_atomic_seq); } /* @@ -2515,11 +2500,8 @@ static void gen6_ggtt_insert_entries(struct i915_address_space *vm, gen6_pte_t __iomem *gtt_entries; gen6_pte_t gtt_entry; dma_addr_t addr; - int rpm_atomic_seq; int i = 0; - rpm_atomic_seq = assert_rpm_atomic_begin(dev_priv); - gtt_entries = (gen6_pte_t __iomem *)ggtt->gsm + (start >> PAGE_SHIFT); for_each_sgt_dma(addr, sgt_iter, st) { @@ -2542,8 +2524,6 @@ static void gen6_ggtt_insert_entries(struct i915_address_space *vm, */ I915_WRITE(GFX_FLSH_CNTL_GEN6, GFX_FLSH_CNTL_EN); POSTING_READ(GFX_FLSH_CNTL_GEN6); - - assert_rpm_atomic_end(dev_priv, rpm_atomic_seq); } static void nop_clear_range(struct i915_address_space *vm, @@ -2554,7 +2534,6 @@ static void nop_clear_range(struct i915_address_space *vm, static void gen8_ggtt_clear_range(struct i915_address_space *vm, uint64_t start, uint64_t length) { - struct drm_i915_private *dev_priv = to_i915(vm->dev); struct i915_ggtt *ggtt = i915_vm_to_ggtt(vm); unsigned first_entry = start >> PAGE_SHIFT; unsigned num_entries = length >> PAGE_SHIFT; @@ -2562,9 +2541,6 @@ static void gen8_ggtt_clear_range(struct i915_address_space *vm, (gen8_pte_t __iomem *)ggtt->gsm + first_entry; const int max_entries = ggtt_total_entries(ggtt) - first_entry; int i; - int rpm_atomic_seq; - - rpm_atomic_seq = assert_rpm_atomic_begin(dev_priv); if (WARN(num_entries > max_entries, "First entry = %d; Num entries = %d (max=%d)\n", @@ -2576,15 +2552,12 @@ static void gen8_ggtt_clear_range(struct i915_address_space *vm, for (i = 0; i < num_entries; i++) gen8_set_pte(>t_base[i], scratch_pte); readl(gtt_base); - - assert_rpm_atomic_end(dev_priv, rpm_atomic_seq); } static void gen6_ggtt_clear_range(struct i915_address_space *vm, uint64_t start, uint64_t length) { - struct drm_i915_private *dev_priv = to_i915(vm->dev); struct i915_ggtt *ggtt = i915_vm_to_ggtt(vm); unsigned first_entry = start >> PAGE_SHIFT; unsigned num_entries = length >> PAGE_SHIFT; @@ -2592,9 +2565,6 @@ static void gen6_ggtt_clear_range(struct i915_address_space *vm, (gen6_pte_t __iomem *)ggtt->gsm + first_entry; const int max_entries = ggtt_total_entries(ggtt) - first_entry; int i; - int rpm_atomic_seq; - - rpm_atomic_seq = assert_rpm_atomic_begin(dev_priv); if (WARN(num_entries > max_entries, "First entry = %d; Num entries = %d (max=%d)\n", @@ -2607,8 +2577,6 @@ static void gen6_ggtt_clear_range(struct i915_address_space *vm, for (i = 0; i < num_entries; i++) iowrite32(scratch_pte, >t_base[i]); readl(gtt_base); - - assert_rpm_atomic_end(dev_priv, rpm_atomic_seq); } static void i915_ggtt_insert_page(struct i915_address_space *vm, @@ -2617,16 +2585,10 @@ static void i915_ggtt_insert_page(struct i915_address_space *vm, enum i915_cache_level cache_level, u32 unused) { - struct drm_i915_private *dev_priv = to_i915(vm->dev); unsigned int flags = (cache_level == I915_CACHE_NONE) ? AGP_USER_MEMORY : AGP_USER_CACHED_MEMORY; - int rpm_atomic_seq; - - rpm_atomic_seq = assert_rpm_atomic_begin(dev_priv); intel_gtt_insert_page(addr, offset >> PAGE_SHIFT, flags); - - assert_rpm_atomic_end(dev_priv, rpm_atomic_seq); } static void i915_ggtt_insert_entries(struct i915_address_space *vm, @@ -2634,33 +2596,18 @@ static void i915_ggtt_insert_entries(struct i915_address_space *vm, uint64_t start, enum i915_cache_level cache_level, u32 unused) { - struct drm_i915_private *dev_priv = to_i915(vm->dev); unsigned int flags = (cache_level == I915_CACHE_NONE) ? AGP_USER_MEMORY : AGP_USER_CACHED_MEMORY; - int rpm_atomic_seq; - - rpm_atomic_seq = assert_rpm_atomic_begin(dev_priv); intel_gtt_insert_sg_entries(pages, start >> PAGE_SHIFT, flags); - assert_rpm_atomic_end(dev_priv, rpm_atomic_seq); - } static void i915_ggtt_clear_range(struct i915_address_space *vm, uint64_t start, uint64_t length) { - struct drm_i915_private *dev_priv = to_i915(vm->dev); - unsigned first_entry = start >> PAGE_SHIFT; - unsigned num_entries = length >> PAGE_SHIFT; - int rpm_atomic_seq; - - rpm_atomic_seq = assert_rpm_atomic_begin(dev_priv); - - intel_gtt_clear_range(first_entry, num_entries); - - assert_rpm_atomic_end(dev_priv, rpm_atomic_seq); + intel_gtt_clear_range(start >> PAGE_SHIFT, length >> PAGE_SHIFT); } static int ggtt_bind_vma(struct i915_vma *vma, diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index c06a33e0ff19..95a7d3005a74 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1664,23 +1664,6 @@ assert_rpm_wakelock_held(struct drm_i915_private *dev_priv) DRM_DEBUG_DRIVER("RPM wakelock ref not held during HW access"); } -static inline int -assert_rpm_atomic_begin(struct drm_i915_private *dev_priv) -{ - int seq = atomic_read(&dev_priv->pm.atomic_seq); - - assert_rpm_wakelock_held(dev_priv); - - return seq; -} - -static inline void -assert_rpm_atomic_end(struct drm_i915_private *dev_priv, int begin_seq) -{ - WARN_ONCE(atomic_read(&dev_priv->pm.atomic_seq) != begin_seq, - "HW access outside of RPM atomic section\n"); -} - /** * disable_rpm_wakeref_asserts - disable the RPM assert checks * @dev_priv: i915 device instance diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index ea01b406d776..8a6dbfd6aee6 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -8043,5 +8043,4 @@ void intel_pm_setup(struct drm_device *dev) dev_priv->pm.suspended = false; atomic_set(&dev_priv->pm.wakeref_count, 0); - atomic_set(&dev_priv->pm.atomic_seq, 0); } diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index ee56a8756c07..82edba2f3589 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -2736,8 +2736,7 @@ void intel_runtime_pm_put(struct drm_i915_private *dev_priv) struct device *kdev = &pdev->dev; assert_rpm_wakelock_held(dev_priv); - if (atomic_dec_and_test(&dev_priv->pm.wakeref_count)) - atomic_inc(&dev_priv->pm.atomic_seq); + atomic_dec(&dev_priv->pm.wakeref_count); pm_runtime_mark_last_busy(kdev); pm_runtime_put_autosuspend(kdev); -- cgit v1.2.3 From 7c108fd8feac9a4f380c22444ff8527e8d25bc75 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 24 Oct 2016 13:42:18 +0100 Subject: drm/i915: Move fence cancellation to runtime suspend At the moment, we have dependency on the RPM as a barrier itself in both i915_gem_release_all_mmaps() and i915_gem_restore_fences(). i915_gem_restore_fences() is also called along !runtime pm paths, but we can move the markup of lost fences alongside releasing the mmaps into a common i915_gem_runtime_suspend(). This has the advantage of locating all the tricky barrier dependencies into one location. v2: Just mark the fence as invalid (fence->dirty) so that upon waking we will be sure to clear the fence after use, or restore it to the correct value before use. This makes sure that if the fence is left intact across the sleep, we do not leave it pointing to a region of GTT for the next unsuspecting user. Suggested-by: Daniel Vetter Signed-off-by: Chris Wilson Cc: Daniel Vetter Cc: Imre Deak Reviewed-by: Imre Deak Link: http://patchwork.freedesktop.org/patch/msgid/20161024124218.18252-5-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_drv.c | 6 ++---- drivers/gpu/drm/i915/i915_drv.h | 3 ++- drivers/gpu/drm/i915/i915_gem.c | 21 +++++++++++++++++++-- drivers/gpu/drm/i915/i915_gem_fence.c | 12 +++++------- 4 files changed, 28 insertions(+), 14 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 885d33f341f3..99e4e044e958 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -2278,10 +2278,8 @@ static int vlv_resume_prepare(struct drm_i915_private *dev_priv, vlv_check_no_gt_access(dev_priv); - if (rpm_resume) { + if (rpm_resume) intel_init_clock_gating(dev); - i915_gem_restore_fences(dev); - } return ret; } @@ -2307,7 +2305,7 @@ static int intel_runtime_suspend(struct device *kdev) * We are safe here against re-faults, since the fault handler takes * an RPM reference. */ - i915_gem_release_all_mmaps(dev_priv); + i915_gem_runtime_suspend(dev_priv); intel_guc_suspend(dev); diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index ad1a1fbc5864..dd3acabb7edb 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -3130,9 +3130,10 @@ void i915_vma_destroy(struct i915_vma *vma); int i915_gem_object_unbind(struct drm_i915_gem_object *obj); int i915_gem_object_put_pages(struct drm_i915_gem_object *obj); -void i915_gem_release_all_mmaps(struct drm_i915_private *dev_priv); void i915_gem_release_mmap(struct drm_i915_gem_object *obj); +void i915_gem_runtime_suspend(struct drm_i915_private *dev_priv); + int __must_check i915_gem_object_get_pages(struct drm_i915_gem_object *obj); static inline int __sg_page_count(struct scatterlist *sg) diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 38053434da8a..58d4ad2026ea 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1952,10 +1952,10 @@ out: intel_runtime_pm_put(i915); } -void -i915_gem_release_all_mmaps(struct drm_i915_private *dev_priv) +void i915_gem_runtime_suspend(struct drm_i915_private *dev_priv) { struct drm_i915_gem_object *obj, *on; + int i; /* * Only called during RPM suspend. All users of the userfault_list @@ -1970,6 +1970,23 @@ i915_gem_release_all_mmaps(struct drm_i915_private *dev_priv) drm_vma_node_unmap(&obj->base.vma_node, obj->base.dev->anon_inode->i_mapping); } + + /* The fence will be lost when the device powers down. If any were + * in use by hardware (i.e. they are pinned), we should not be powering + * down! All other fences will be reacquired by the user upon waking. + */ + for (i = 0; i < dev_priv->num_fence_regs; i++) { + struct drm_i915_fence_reg *reg = &dev_priv->fence_regs[i]; + + if (WARN_ON(reg->pin_count)) + continue; + + if (!reg->vma) + continue; + + GEM_BUG_ON(!list_empty(®->vma->obj->userfault_link)); + reg->dirty = true; + } } /** diff --git a/drivers/gpu/drm/i915/i915_gem_fence.c b/drivers/gpu/drm/i915/i915_gem_fence.c index 67013179b8ed..3c5a8082cac3 100644 --- a/drivers/gpu/drm/i915/i915_gem_fence.c +++ b/drivers/gpu/drm/i915/i915_gem_fence.c @@ -343,6 +343,9 @@ i915_vma_get_fence(struct i915_vma *vma) struct drm_i915_fence_reg *fence; struct i915_vma *set = i915_gem_object_is_tiled(vma->obj) ? vma : NULL; + /* Note that we revoke fences on runtime suspend. Therefore the user + * must keep the device awake whilst using the fence. + */ assert_rpm_wakelock_held(to_i915(vma->vm->dev)); /* Just update our place in the LRU if our fence is getting reused. */ @@ -368,19 +371,14 @@ i915_vma_get_fence(struct i915_vma *vma) * @dev: DRM device * * Restore the hw fence state to match the software tracking again, to be called - * after a gpu reset and on resume. + * after a gpu reset and on resume. Note that on runtime suspend we only cancel + * the fences, to be reacquired by the user later. */ void i915_gem_restore_fences(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); int i; - /* Note that this may be called outside of struct_mutex, by - * runtime suspend/resume. The barrier we require is enforced by - * rpm itself - all access to fences/GTT are only within an rpm - * wakeref, and to acquire that wakeref you must pass through here. - */ - for (i = 0; i < dev_priv->num_fence_regs; i++) { struct drm_i915_fence_reg *reg = &dev_priv->fence_regs[i]; struct i915_vma *vma = reg->vma; -- cgit v1.2.3 From c20ea8fd498636b8f7408bf10a305d58a4a05927 Mon Sep 17 00:00:00 2001 From: Baoyou Xie Date: Sat, 22 Oct 2016 17:14:42 +0800 Subject: drm/i2c/tda998x: mark symbol static where possible We get 1 warning when building kernel with W=1: drivers/gpu/drm/i2c/tda998x_drv.c:1292:5: warning: no previous prototype for 'tda998x_audio_digital_mute' [-Wmissing-prototypes] In fact, this function is only used in the file in which it is declared and don't need a declaration, but can be made static. So this patch marks this function with 'static'. Signed-off-by: Baoyou Xie Reviewed-by: Arnd Bergmann Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1477127682-3615-1-git-send-email-baoyou.xie@linaro.org --- drivers/gpu/drm/i2c/tda998x_drv.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c b/drivers/gpu/drm/i2c/tda998x_drv.c index 9798d400d817..af8683e0dd54 100644 --- a/drivers/gpu/drm/i2c/tda998x_drv.c +++ b/drivers/gpu/drm/i2c/tda998x_drv.c @@ -1289,7 +1289,8 @@ static void tda998x_audio_shutdown(struct device *dev, void *data) mutex_unlock(&priv->audio_mutex); } -int tda998x_audio_digital_mute(struct device *dev, void *data, bool enable) +static int +tda998x_audio_digital_mute(struct device *dev, void *data, bool enable) { struct tda998x_priv *priv = dev_get_drvdata(dev); -- cgit v1.2.3 From a5725ab0497ad91a2df7c01a78bf1a0cc5be4526 Mon Sep 17 00:00:00 2001 From: Baoyou Xie Date: Sat, 22 Oct 2016 17:17:44 +0800 Subject: drm/msm/adreno: move function declarations to header file We get 2 warnings when building kernel with W=1: drivers/gpu/drm/msm/adreno/a3xx_gpu.c:535:17: warning: no previous prototype for 'a3xx_gpu_init' [-Wmissing-prototypes] drivers/gpu/drm/msm/adreno/a4xx_gpu.c:624:17: warning: no previous prototype for 'a4xx_gpu_init' [-Wmissing-prototypes] In fact, both functions are declared in drivers/gpu/drm/msm/adreno/adreno_device.c, but should be declared in a header file. So this patch moves both function declarations to drivers/gpu/drm/msm/adreno/adreno_gpu.h. Signed-off-by: Baoyou Xie Reviewed-by: Arnd Bergmann Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1477127865-9381-1-git-send-email-baoyou.xie@linaro.org --- drivers/gpu/drm/msm/adreno/adreno_device.c | 3 --- drivers/gpu/drm/msm/adreno/adreno_gpu.h | 3 +++ 2 files changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/msm/adreno/adreno_device.c b/drivers/gpu/drm/msm/adreno/adreno_device.c index 5127b75dbf40..7250ffc6322f 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_device.c +++ b/drivers/gpu/drm/msm/adreno/adreno_device.c @@ -25,9 +25,6 @@ bool hang_debug = false; MODULE_PARM_DESC(hang_debug, "Dump registers when hang is detected (can be slow!)"); module_param_named(hang_debug, hang_debug, bool, 0600); -struct msm_gpu *a3xx_gpu_init(struct drm_device *dev); -struct msm_gpu *a4xx_gpu_init(struct drm_device *dev); - static const struct adreno_info gpulist[] = { { .rev = ADRENO_REV(3, 0, 5, ANY_ID), diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.h b/drivers/gpu/drm/msm/adreno/adreno_gpu.h index a54f6e036b4a..07d99bdf7c99 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h @@ -311,4 +311,7 @@ static inline void adreno_gpu_write(struct adreno_gpu *gpu, gpu_write(&gpu->base, reg - 1, data); } +struct msm_gpu *a3xx_gpu_init(struct drm_device *dev); +struct msm_gpu *a4xx_gpu_init(struct drm_device *dev); + #endif /* __ADRENO_GPU_H__ */ -- cgit v1.2.3 From c170a14e20299f600f5d5949933cf3b300fee375 Mon Sep 17 00:00:00 2001 From: Baoyou Xie Date: Sat, 22 Oct 2016 17:17:45 +0800 Subject: drm/msm: add missing header dependencies We get 2 warnings when building kernel with W=1: drivers/gpu/drm/msm/msm_debugfs.c:141:5: warning: no previous prototype for 'msm_debugfs_init' [-Wmissing-prototypes] drivers/gpu/drm/msm/msm_debugfs.c:158:6: warning: no previous prototype for 'msm_debugfs_cleanup' [-Wmissing-prototypes] In fact, these functions are declared in drivers/gpu/drm/msm/msm_debugfs.h. So this patch adds missing header dependencies. Signed-off-by: Baoyou Xie Reviewed-by: Arnd Bergmann Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1477127865-9381-2-git-send-email-baoyou.xie@linaro.org --- drivers/gpu/drm/msm/msm_debugfs.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/msm/msm_debugfs.c b/drivers/gpu/drm/msm/msm_debugfs.c index 663f2b6ef091..3c853733c99a 100644 --- a/drivers/gpu/drm/msm/msm_debugfs.c +++ b/drivers/gpu/drm/msm/msm_debugfs.c @@ -18,6 +18,7 @@ #ifdef CONFIG_DEBUG_FS #include "msm_drv.h" #include "msm_gpu.h" +#include "msm_debugfs.h" static int msm_gpu_show(struct drm_device *dev, struct seq_file *m) { -- cgit v1.2.3 From 79f2624b1b9f776b173b41d743fb3dd7374b3827 Mon Sep 17 00:00:00 2001 From: Paulo Zanoni Date: Fri, 21 Oct 2016 13:55:45 -0200 Subject: drm/i915/fbc: fix CFB size calculation for gen8+ MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Broadwell and newer actually compress up to 2560 lines instead of 2048 (as documented in the FBC_CTL page). If we don't take this into consideration we end up reserving too little stolen memory for the CFB, so we may allocate something else (such as a ring) right after what we reserved, and the hardware will overwrite it with the contents of the CFB when FBC is active, causing GPU hangs. Another possibility is that the CFB may be allocated at the very end of the available space, so the CFB will overlap the reserved stolen area, leading to FIFO underruns. This bug has always been a problem on BDW (the only affected platform where FBC is enabled by default), but it's much easier to reproduce since the following commit: commit c58b735fc762e891481e92af7124b85cb0a51fce Author: Chris Wilson Date: Thu Aug 18 17:16:57 2016 +0100 drm/i915: Allocate rings from stolen Of course, you can only reproduce the bug if your screen is taller than 2048 lines. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=98213 Fixes: a98ee79317b4 ("drm/i915/fbc: enable FBC by default on HSW and BDW") Cc: # v4.6+ Signed-off-by: Paulo Zanoni Reviewed-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477065346-13736-1-git-send-email-paulo.r.zanoni@intel.com --- drivers/gpu/drm/i915/intel_fbc.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_fbc.c b/drivers/gpu/drm/i915/intel_fbc.c index 617189ae04b4..6345cb879e45 100644 --- a/drivers/gpu/drm/i915/intel_fbc.c +++ b/drivers/gpu/drm/i915/intel_fbc.c @@ -104,8 +104,10 @@ static int intel_fbc_calculate_cfb_size(struct drm_i915_private *dev_priv, int lines; intel_fbc_get_plane_source_size(cache, NULL, &lines); - if (INTEL_INFO(dev_priv)->gen >= 7) + if (INTEL_GEN(dev_priv) == 7) lines = min(lines, 2048); + else if (INTEL_GEN(dev_priv) >= 8) + lines = min(lines, 2560); /* Hardware needs the full buffer stride, not just the active area. */ return lines * cache->fb.stride; -- cgit v1.2.3 From 0fc6a9dc94e44c8eaca364b9da03d26862d6b068 Mon Sep 17 00:00:00 2001 From: Paulo Zanoni Date: Fri, 21 Oct 2016 13:55:46 -0200 Subject: drm/i915/fbc: fix FBC_COMPRESSION_MASK on BDW+ MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Its size is 11:0 instead of 10:0. Found by inspecting the spec. I'm not aware of any real-world IGT failures caused by this. Signed-off-by: Paulo Zanoni Reviewed-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477065346-13736-2-git-send-email-paulo.r.zanoni@intel.com --- drivers/gpu/drm/i915/i915_debugfs.c | 10 ++++++---- drivers/gpu/drm/i915/i915_reg.h | 5 +++-- 2 files changed, 9 insertions(+), 6 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index f85e6fbf27f4..a5e575a7dbde 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -1683,11 +1683,13 @@ static int i915_fbc_status(struct seq_file *m, void *unused) seq_printf(m, "FBC disabled: %s\n", dev_priv->fbc.no_fbc_reason); - if (intel_fbc_is_active(dev_priv) && - INTEL_GEN(dev_priv) >= 7) + if (intel_fbc_is_active(dev_priv) && INTEL_GEN(dev_priv) >= 7) { + uint32_t mask = INTEL_GEN(dev_priv) >= 8 ? + BDW_FBC_COMPRESSION_MASK : + IVB_FBC_COMPRESSION_MASK; seq_printf(m, "Compressing: %s\n", - yesno(I915_READ(FBC_STATUS2) & - FBC_COMPRESSION_MASK)); + yesno(I915_READ(FBC_STATUS2) & mask)); + } mutex_unlock(&dev_priv->fbc.lock); intel_runtime_pm_put(dev_priv); diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 00efaa13974d..a9be3f037f43 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -2188,8 +2188,9 @@ enum skl_disp_power_wells { #define FBC_FENCE_OFF _MMIO(0x3218) /* BSpec typo has 321Bh */ #define FBC_TAG(i) _MMIO(0x3300 + (i) * 4) -#define FBC_STATUS2 _MMIO(0x43214) -#define FBC_COMPRESSION_MASK 0x7ff +#define FBC_STATUS2 _MMIO(0x43214) +#define IVB_FBC_COMPRESSION_MASK 0x7ff +#define BDW_FBC_COMPRESSION_MASK 0xfff #define FBC_LL_SIZE (1536) -- cgit v1.2.3 From 31f09cb79e797797bc745d98f93ac50b2cbda9e6 Mon Sep 17 00:00:00 2001 From: Jérémy Lefaure Date: Thu, 20 Oct 2016 18:05:57 -0400 Subject: drm/i915/gvt: fix bad 32 bit shift in gtt MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Since ioread32 returns a 32-bit value, it is impossible to left-shift this value by 32 bits (it produces a compilation error). Casting the return value of ioread32 fix this issue. Signed-off-by: Jérémy Lefaure Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/gtt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c index 2cc761328569..b35bda0ce46b 100644 --- a/drivers/gpu/drm/i915/gvt/gtt.c +++ b/drivers/gpu/drm/i915/gvt/gtt.c @@ -276,7 +276,7 @@ static u64 read_pte64(struct drm_i915_private *dev_priv, unsigned long index) pte = readq(addr); #else pte = ioread32(addr); - pte |= ioread32(addr + 4) << 32; + pte |= (u64)ioread32(addr + 4) << 32; #endif return pte; } -- cgit v1.2.3 From 2cce9b2894661fbc08d8aa67881c616dd8e669b5 Mon Sep 17 00:00:00 2001 From: Jérémy Lefaure Date: Thu, 20 Oct 2016 18:05:58 -0400 Subject: drm/i915/gvt: fix an error string format MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit It is better to use %p format for void pointers instead of casting them because a void* is not necessary a 64 bits value. Signed-off-by: Jérémy Lefaure Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/gtt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c index b35bda0ce46b..6554da9f9f5b 100644 --- a/drivers/gpu/drm/i915/gvt/gtt.c +++ b/drivers/gpu/drm/i915/gvt/gtt.c @@ -1944,7 +1944,7 @@ static int create_scratch_page(struct intel_vgpu *vgpu) mfn = intel_gvt_hypervisor_virt_to_mfn(vaddr); if (mfn == INTEL_GVT_INVALID_ADDR) { - gvt_err("fail to translate vaddr:0x%llx\n", (u64)vaddr); + gvt_err("fail to translate vaddr: 0x%p\n", vaddr); __free_page(gtt->scratch_page); gtt->scratch_page = NULL; return -ENXIO; -- cgit v1.2.3 From 99c79fd4dfdaeb8874d5f3f14a9cd6ce7a436e1d Mon Sep 17 00:00:00 2001 From: "Du, Changbin" Date: Mon, 24 Oct 2016 15:57:47 +0800 Subject: drm/i915/gvt: use well wrapped set_mask_bits() instead of defining new one Macro set_mask_bits() is ready for us, just invoke it and remove our write_bits(). Signed-off-by: Du, Changbin Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/cmd_parser.c | 27 +++++++++++++-------------- 1 file changed, 13 insertions(+), 14 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.c b/drivers/gpu/drm/i915/gvt/cmd_parser.c index aafb57e26288..477b0d41ae65 100644 --- a/drivers/gpu/drm/i915/gvt/cmd_parser.c +++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c @@ -1201,20 +1201,19 @@ static int gen8_update_plane_mmio_from_mi_display_flip( struct drm_i915_private *dev_priv = s->vgpu->gvt->dev_priv; struct intel_vgpu *vgpu = s->vgpu; -#define write_bits(reg, e, s, v) do { \ - vgpu_vreg(vgpu, reg) &= ~GENMASK(e, s); \ - vgpu_vreg(vgpu, reg) |= (v << s); \ -} while (0) - - write_bits(info->surf_reg, 31, 12, info->surf_val); - if (IS_SKYLAKE(dev_priv)) - write_bits(info->stride_reg, 9, 0, info->stride_val); - else - write_bits(info->stride_reg, 15, 6, info->stride_val); - write_bits(info->ctrl_reg, IS_SKYLAKE(dev_priv) ? 12 : 10, - 10, info->tile_val); - -#undef write_bits + set_mask_bits(&vgpu_vreg(vgpu, info->surf_reg), GENMASK(31, 12), + info->surf_val << 12); + if (IS_SKYLAKE(dev_priv)) { + set_mask_bits(&vgpu_vreg(vgpu, info->stride_reg), GENMASK(9, 0), + info->stride_val); + set_mask_bits(&vgpu_vreg(vgpu, info->ctrl_reg), GENMASK(12, 10), + info->tile_val << 10); + } else { + set_mask_bits(&vgpu_vreg(vgpu, info->stride_reg), GENMASK(15, 6), + info->stride_val << 6); + set_mask_bits(&vgpu_vreg(vgpu, info->ctrl_reg), GENMASK(10, 10), + info->tile_val << 10); + } vgpu_vreg(vgpu, PIPE_FRMCOUNT_G4X(info->pipe))++; intel_vgpu_trigger_virtual_event(vgpu, info->event); -- cgit v1.2.3 From 49129204c31cb3b6f0fbc23d6afe66c88c1c12ae Mon Sep 17 00:00:00 2001 From: "Du, Changbin" Date: Mon, 24 Oct 2016 15:58:44 +0800 Subject: drm/i915/gvt: get msi cap offset from pdev directly Linux PCI driver saves the msi and msix capability offset in pci_dev->msi_cap and pci_dev->msix_cap. We can use msi_cap in pci_dev directly, no need hardcode. Signed-off-by: Du, Changbin Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/gvt.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/gvt.c b/drivers/gpu/drm/i915/gvt/gvt.c index 31b59d40f3fb..bf0377768a0d 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.c +++ b/drivers/gpu/drm/i915/gvt/gvt.c @@ -103,19 +103,20 @@ int intel_gvt_init_host(void) static void init_device_info(struct intel_gvt *gvt) { struct intel_gvt_device_info *info = &gvt->device_info; + struct pci_dev *pdev = gvt->dev_priv->drm.pdev; if (IS_BROADWELL(gvt->dev_priv) || IS_SKYLAKE(gvt->dev_priv)) { info->max_support_vgpus = 8; info->cfg_space_size = 256; info->mmio_size = 2 * 1024 * 1024; info->mmio_bar = 0; - info->msi_cap_offset = IS_SKYLAKE(gvt->dev_priv) ? 0xac : 0x90; info->gtt_start_offset = 8 * 1024 * 1024; info->gtt_entry_size = 8; info->gtt_entry_size_shift = 3; info->gmadr_bytes_in_cmd = 8; info->max_surface_size = 36 * 1024 * 1024; } + info->msi_cap_offset = pdev->msi_cap; } static int gvt_service_thread(void *data) -- cgit v1.2.3 From 14544d0937bf0160018a47ba74fff7fd61c22731 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 24 Oct 2016 12:38:21 +0100 Subject: drm/edid: Only print the bad edid when aborting MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Currently, if drm.debug is enabled, we get a DRM_ERROR message on the intermediate edid reads. This causes transient failures in CI which flags up the sporadic EDID read failures, which are recovered by rereading the EDID automatically. This patch combines the reporting done by drm_do_get_edid() itself with the bad block printing from get_edid_block(), into a single warning associated with the connector once all attempts to retrieve the EDID fail. v2: Print the whole EDID, marking up the bad/zero blocks. This requires recording the whole of the raw edid, then a second pass to reduce it to the valid extensions. v3: Fix invalid/valid extension fumble. References: https://bugs.freedesktop.org/show_bug.cgi?id=98228 Signed-off-by: Chris Wilson Cc: Ville Syrjälä Reviewed-by: Sean Paul Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/20161024113821.26263-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/drm_edid.c | 79 ++++++++++++++++++++++++++++++++-------------- 1 file changed, 56 insertions(+), 23 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 95de47ba1e77..9506933b41cd 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -1260,6 +1260,34 @@ drm_do_probe_ddc_edid(void *data, u8 *buf, unsigned int block, size_t len) return ret == xfers ? 0 : -1; } +static void connector_bad_edid(struct drm_connector *connector, + u8 *edid, int num_blocks) +{ + int i; + + if (connector->bad_edid_counter++ && !(drm_debug & DRM_UT_KMS)) + return; + + dev_warn(connector->dev->dev, + "%s: EDID is invalid:\n", + connector->name); + for (i = 0; i < num_blocks; i++) { + u8 *block = edid + i * EDID_LENGTH; + char prefix[20]; + + if (drm_edid_is_zero(block, EDID_LENGTH)) + sprintf(prefix, "\t[%02x] ZERO ", i); + else if (!drm_edid_block_valid(block, i, false, NULL)) + sprintf(prefix, "\t[%02x] BAD ", i); + else + sprintf(prefix, "\t[%02x] GOOD ", i); + + print_hex_dump(KERN_WARNING, + prefix, DUMP_PREFIX_NONE, 16, 1, + block, EDID_LENGTH, false); + } +} + /** * drm_do_get_edid - get EDID data using a custom EDID block read function * @connector: connector we're probing @@ -1283,7 +1311,6 @@ struct edid *drm_do_get_edid(struct drm_connector *connector, { int i, j = 0, valid_extensions = 0; u8 *edid, *new; - bool print_bad_edid = !connector->bad_edid_counter || (drm_debug & DRM_UT_KMS); if ((edid = kmalloc(EDID_LENGTH, GFP_KERNEL)) == NULL) return NULL; @@ -1292,7 +1319,7 @@ struct edid *drm_do_get_edid(struct drm_connector *connector, for (i = 0; i < 4; i++) { if (get_edid_block(data, edid, 0, EDID_LENGTH)) goto out; - if (drm_edid_block_valid(edid, 0, print_bad_edid, + if (drm_edid_block_valid(edid, 0, false, &connector->edid_corrupt)) break; if (i == 0 && drm_edid_is_zero(edid, EDID_LENGTH)) { @@ -1304,54 +1331,60 @@ struct edid *drm_do_get_edid(struct drm_connector *connector, goto carp; /* if there's no extensions, we're done */ - if (edid[0x7e] == 0) + valid_extensions = edid[0x7e]; + if (valid_extensions == 0) return (struct edid *)edid; - new = krealloc(edid, (edid[0x7e] + 1) * EDID_LENGTH, GFP_KERNEL); + new = krealloc(edid, (valid_extensions + 1) * EDID_LENGTH, GFP_KERNEL); if (!new) goto out; edid = new; for (j = 1; j <= edid[0x7e]; j++) { - u8 *block = edid + (valid_extensions + 1) * EDID_LENGTH; + u8 *block = edid + j * EDID_LENGTH; for (i = 0; i < 4; i++) { if (get_edid_block(data, block, j, EDID_LENGTH)) goto out; - if (drm_edid_block_valid(block, j, - print_bad_edid, NULL)) { - valid_extensions++; + if (drm_edid_block_valid(block, j, false, NULL)) break; - } } - if (i == 4 && print_bad_edid) { - dev_warn(connector->dev->dev, - "%s: Ignoring invalid EDID block %d.\n", - connector->name, j); - - connector->bad_edid_counter++; - } + if (i == 4) + valid_extensions--; } if (valid_extensions != edid[0x7e]) { + u8 *base; + + connector_bad_edid(connector, edid, edid[0x7e] + 1); + edid[EDID_LENGTH-1] += edid[0x7e] - valid_extensions; edid[0x7e] = valid_extensions; - new = krealloc(edid, (valid_extensions + 1) * EDID_LENGTH, GFP_KERNEL); + + new = kmalloc((valid_extensions + 1) * EDID_LENGTH, GFP_KERNEL); if (!new) goto out; + + base = new; + for (i = 0; i <= edid[0x7e]; i++) { + u8 *block = edid + i * EDID_LENGTH; + + if (!drm_edid_block_valid(block, i, false, NULL)) + continue; + + memcpy(base, block, EDID_LENGTH); + base += EDID_LENGTH; + } + + kfree(edid); edid = new; } return (struct edid *)edid; carp: - if (print_bad_edid) { - dev_warn(connector->dev->dev, "%s: EDID block %d invalid.\n", - connector->name, j); - } - connector->bad_edid_counter++; - + connector_bad_edid(connector, edid, 1); out: kfree(edid); return NULL; -- cgit v1.2.3 From 714cf7ea505502186de0e87e9f029a4c46f03631 Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Mon, 24 Oct 2016 19:33:24 +0300 Subject: drm/dp: Factor out helper to distinguish between branch and sink devices This check is open-coded in a few places, so it makes sense to simplify things by having a helper for it similar to the rest of DPCD feature helpers. v2: (Jani) - Move the helper to drm_dp_helper.h. - Split out this change to a separate patch. Cc: Jani Nikula Cc: dri-devel@lists.freedesktop.org Signed-off-by: Imre Deak Reviewed-by: Jani Nikula Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1477326811-30431-2-git-send-email-imre.deak@intel.com --- drivers/gpu/drm/i915/intel_dp.c | 11 ++++------- include/drm/drm_dp_helper.h | 6 ++++++ 2 files changed, 10 insertions(+), 7 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index acd0c51f74d5..01bc67194dba 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1452,8 +1452,7 @@ static void intel_dp_print_hw_revision(struct intel_dp *intel_dp) if ((drm_debug & DRM_UT_KMS) == 0) return; - if (!(intel_dp->dpcd[DP_DOWNSTREAMPORT_PRESENT] & - DP_DWN_STRM_PORT_PRESENT)) + if (!drm_dp_is_branch(intel_dp->dpcd)) return; len = drm_dp_dpcd_read(&intel_dp->aux, DP_BRANCH_HW_REV, &rev, 1); @@ -1471,8 +1470,7 @@ static void intel_dp_print_sw_revision(struct intel_dp *intel_dp) if ((drm_debug & DRM_UT_KMS) == 0) return; - if (!(intel_dp->dpcd[DP_DOWNSTREAMPORT_PRESENT] & - DP_DWN_STRM_PORT_PRESENT)) + if (!drm_dp_is_branch(intel_dp->dpcd)) return; len = drm_dp_dpcd_read(&intel_dp->aux, DP_BRANCH_SW_REV, &rev, 2); @@ -3607,8 +3605,7 @@ intel_dp_get_dpcd(struct intel_dp *intel_dp) if (!is_edp(intel_dp) && !intel_dp->sink_count) return false; - if (!(intel_dp->dpcd[DP_DOWNSTREAMPORT_PRESENT] & - DP_DWN_STRM_PORT_PRESENT)) + if (!drm_dp_is_branch(intel_dp->dpcd)) return true; /* native DP sink */ if (intel_dp->dpcd[DP_DPCD_REV] == 0x10) @@ -4096,7 +4093,7 @@ intel_dp_detect_dpcd(struct intel_dp *intel_dp) return connector_status_connected; /* if there's no downstream port, we're done */ - if (!(dpcd[DP_DOWNSTREAMPORT_PRESENT] & DP_DWN_STRM_PORT_PRESENT)) + if (!drm_dp_is_branch(dpcd)) return connector_status_connected; /* If we're HPD-aware, SINK_COUNT changes dynamically */ diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h index 2a79882cb68e..55bbeb0ff594 100644 --- a/include/drm/drm_dp_helper.h +++ b/include/drm/drm_dp_helper.h @@ -690,6 +690,12 @@ drm_dp_tps3_supported(const u8 dpcd[DP_RECEIVER_CAP_SIZE]) dpcd[DP_MAX_LANE_COUNT] & DP_TPS3_SUPPORTED; } +static inline bool +drm_dp_is_branch(const u8 dpcd[DP_RECEIVER_CAP_SIZE]) +{ + return dpcd[DP_DOWNSTREAMPORT_PRESENT] & DP_DWN_STRM_PORT_PRESENT; +} + /* * DisplayPort AUX channel */ -- cgit v1.2.3 From 78010cd9736ec571796f4404524ed575b81238b9 Mon Sep 17 00:00:00 2001 From: Rob Clark Date: Mon, 24 Oct 2016 15:57:10 -0400 Subject: dma-buf/fence: add an lockdep_assert_held() Signed-off-by: Rob Clark Reviewed-by: Chris Wilson Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1477339030-32657-1-git-send-email-robdclark@gmail.com --- drivers/dma-buf/fence.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers') diff --git a/drivers/dma-buf/fence.c b/drivers/dma-buf/fence.c index 4d51f9e83fa8..cc05dddc77a6 100644 --- a/drivers/dma-buf/fence.c +++ b/drivers/dma-buf/fence.c @@ -68,6 +68,8 @@ int fence_signal_locked(struct fence *fence) struct fence_cb *cur, *tmp; int ret = 0; + lockdep_assert_held(fence->lock); + if (WARN_ON(!fence)) return -EINVAL; -- cgit v1.2.3 From b1e37103f251f31344c7a5cc086968d982de1b1b Mon Sep 17 00:00:00 2001 From: Sagar Arun Kamble Date: Wed, 12 Oct 2016 21:54:27 +0530 Subject: drm/i915: Decouple GuC log setup from verbosity parameter GuC Log buffer allocation was tied up with verbosity level module param i915.guc_log_level. User would be given a provision to enable firmware logging at runtime, through a host2guc action, and not necessarily during Driver load time. But the address of log buffer can be passed only in init params, at firmware load time, so GuC has to be reset and firmware needs to be reloaded to pass the log buffer address at runtime. To avoid reset of GuC & reload of firmware, allocation of log buffer will be done always but logging would be enabled initially on GuC side based on the value of module parameter guc_log_level. v2: Update commit message to describe the constraint with allocation of log buffer at runtime. (Tvrtko) v3: Rebase. Signed-off-by: Sagar Arun Kamble Signed-off-by: Akash Goel Reviewed-by: Tvrtko Ursulin Signed-off-by: Tvrtko Ursulin --- drivers/gpu/drm/i915/i915_guc_submission.c | 3 --- drivers/gpu/drm/i915/intel_guc_loader.c | 6 ++++-- 2 files changed, 4 insertions(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c index a1f76c8f8cde..a1bea7ead696 100644 --- a/drivers/gpu/drm/i915/i915_guc_submission.c +++ b/drivers/gpu/drm/i915/i915_guc_submission.c @@ -853,9 +853,6 @@ static void guc_log_create(struct intel_guc *guc) unsigned long offset; uint32_t size, flags; - if (i915.guc_log_level < GUC_LOG_VERBOSITY_MIN) - return; - if (i915.guc_log_level > GUC_LOG_VERBOSITY_MAX) i915.guc_log_level = GUC_LOG_VERBOSITY_MAX; diff --git a/drivers/gpu/drm/i915/intel_guc_loader.c b/drivers/gpu/drm/i915/intel_guc_loader.c index 3c8eaae13732..740be0b2a360 100644 --- a/drivers/gpu/drm/i915/intel_guc_loader.c +++ b/drivers/gpu/drm/i915/intel_guc_loader.c @@ -211,11 +211,13 @@ static void guc_params_init(struct drm_i915_private *dev_priv) params[GUC_CTL_FEATURE] |= GUC_CTL_DISABLE_SCHEDULER | GUC_CTL_VCS2_ENABLED; + params[GUC_CTL_LOG_PARAMS] = guc->log_flags; + if (i915.guc_log_level >= 0) { - params[GUC_CTL_LOG_PARAMS] = guc->log_flags; params[GUC_CTL_DEBUG] = i915.guc_log_level << GUC_LOG_VERBOSITY_SHIFT; - } + } else + params[GUC_CTL_DEBUG] = GUC_LOG_DISABLED; if (guc->ads_vma) { u32 ads = i915_ggtt_offset(guc->ads_vma) >> PAGE_SHIFT; -- cgit v1.2.3 From 5d34e85a9ea526611445ffedbf883c94b55ee780 Mon Sep 17 00:00:00 2001 From: Sagar Arun Kamble Date: Wed, 12 Oct 2016 21:54:28 +0530 Subject: drm/i915: Add GuC ukernel logging related fields to fw interface file The first page of the GuC log buffer contains state info or meta data which is required to parse the logs contained in the subsequent pages. The structure representing the state info is added to interface file as Driver would need to handle log buffer flush interrupts from GuC. Added an enum for the different message/event types that can be send by the GuC ukernel to Host. Also added 2 new Host to GuC action types to inform GuC when Host has flushed the log buffer and forcefuly cause the GuC to send a new log buffer flush interrupt. v2: - Make documentation of log buffer state structure more elaborate & rename LOGBUFFERFLUSH action to LOG_BUFFER_FLUSH for consistency.(Tvrtko) v3: Add GuC log buffer layout diagram for more clarity. Signed-off-by: Sagar Arun Kamble Signed-off-by: Akash Goel Reviewed-by: Tvrtko Ursulin Signed-off-by: Tvrtko Ursulin --- drivers/gpu/drm/i915/intel_guc_fwif.h | 78 +++++++++++++++++++++++++++++++++++ 1 file changed, 78 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_guc_fwif.h b/drivers/gpu/drm/i915/intel_guc_fwif.h index e40db2d2ae99..adb1ffdc37c2 100644 --- a/drivers/gpu/drm/i915/intel_guc_fwif.h +++ b/drivers/gpu/drm/i915/intel_guc_fwif.h @@ -419,15 +419,87 @@ struct guc_ads { u32 reserved2[4]; } __packed; +/* GuC logging structures */ + +enum guc_log_buffer_type { + GUC_ISR_LOG_BUFFER, + GUC_DPC_LOG_BUFFER, + GUC_CRASH_DUMP_LOG_BUFFER, + GUC_MAX_LOG_BUFFER +}; + +/** + * DOC: GuC Log buffer Layout + * + * Page0 +-------------------------------+ + * | ISR state header (32 bytes) | + * | DPC state header | + * | Crash dump state header | + * Page1 +-------------------------------+ + * | ISR logs | + * Page5 +-------------------------------+ + * | DPC logs | + * Page9 +-------------------------------+ + * | Crash Dump logs | + * +-------------------------------+ + * + * Below state structure is used for coordination of retrieval of GuC firmware + * logs. Separate state is maintained for each log buffer type. + * read_ptr points to the location where i915 read last in log buffer and + * is read only for GuC firmware. write_ptr is incremented by GuC with number + * of bytes written for each log entry and is read only for i915. + * When any type of log buffer becomes half full, GuC sends a flush interrupt. + * GuC firmware expects that while it is writing to 2nd half of the buffer, + * first half would get consumed by Host and then get a flush completed + * acknowledgment from Host, so that it does not end up doing any overwrite + * causing loss of logs. So when buffer gets half filled & i915 has requested + * for interrupt, GuC will set flush_to_file field, set the sampled_write_ptr + * to the value of write_ptr and raise the interrupt. + * On receiving the interrupt i915 should read the buffer, clear flush_to_file + * field and also update read_ptr with the value of sample_write_ptr, before + * sending an acknowledgment to GuC. marker & version fields are for internal + * usage of GuC and opaque to i915. buffer_full_cnt field is incremented every + * time GuC detects the log buffer overflow. + */ +struct guc_log_buffer_state { + u32 marker[2]; + u32 read_ptr; + u32 write_ptr; + u32 size; + u32 sampled_write_ptr; + union { + struct { + u32 flush_to_file:1; + u32 buffer_full_cnt:4; + u32 reserved:27; + }; + u32 flags; + }; + u32 version; +} __packed; + +union guc_log_control { + struct { + u32 logging_enabled:1; + u32 reserved1:3; + u32 verbosity:4; + u32 reserved2:24; + }; + u32 value; +} __packed; + /* This Action will be programmed in C180 - SOFT_SCRATCH_O_REG */ enum host2guc_action { HOST2GUC_ACTION_DEFAULT = 0x0, HOST2GUC_ACTION_SAMPLE_FORCEWAKE = 0x6, HOST2GUC_ACTION_ALLOCATE_DOORBELL = 0x10, HOST2GUC_ACTION_DEALLOCATE_DOORBELL = 0x20, + HOST2GUC_ACTION_LOG_BUFFER_FILE_FLUSH_COMPLETE = 0x30, + HOST2GUC_ACTION_FORCE_LOG_BUFFER_FLUSH = 0x302, HOST2GUC_ACTION_ENTER_S_STATE = 0x501, HOST2GUC_ACTION_EXIT_S_STATE = 0x502, HOST2GUC_ACTION_SLPC_REQUEST = 0x3003, + HOST2GUC_ACTION_UK_LOG_ENABLE_LOGGING = 0x0E000, HOST2GUC_ACTION_LIMIT }; @@ -449,4 +521,10 @@ enum guc2host_status { GUC2HOST_STATUS_GENERIC_FAIL = GUC2HOST_STATUS(0x0000F000) }; +/* This action will be programmed in C1BC - SOFT_SCRATCH_15_REG */ +enum guc2host_message { + GUC2HOST_MSG_CRASH_DUMP_POSTED = (1 << 1), + GUC2HOST_MSG_FLUSH_LOG_BUFFER = (1 << 3) +}; + #endif -- cgit v1.2.3 From d6b40b4b179d5c3f57d1191052d4527af7321ad6 Mon Sep 17 00:00:00 2001 From: Akash Goel Date: Wed, 12 Oct 2016 21:54:29 +0530 Subject: drm/i915: New structure to contain GuC logging related fields So far there were 2 fields related to GuC logs in 'intel_guc' structure. For the support of capturing GuC logs & storing them in a local buffer, multiple new fields would have to be added. This warrants a separate structure to contain the fields related to GuC logging state. Added a new structure 'intel_guc_log' and instance of it inside 'intel_guc' structure. v2: Rebase. Signed-off-by: Akash Goel Reviewed-by: Tvrtko Ursulin Signed-off-by: Tvrtko Ursulin --- drivers/gpu/drm/i915/i915_debugfs.c | 4 ++-- drivers/gpu/drm/i915/i915_guc_submission.c | 8 ++++---- drivers/gpu/drm/i915/intel_guc.h | 8 ++++++-- drivers/gpu/drm/i915/intel_guc_loader.c | 2 +- 4 files changed, 13 insertions(+), 9 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 4751b618ae12..c5716397da20 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -2500,10 +2500,10 @@ static int i915_guc_log_dump(struct seq_file *m, void *data) struct drm_i915_gem_object *obj; int i = 0, pg; - if (!dev_priv->guc.log_vma) + if (!dev_priv->guc.log.vma) return 0; - obj = dev_priv->guc.log_vma->obj; + obj = dev_priv->guc.log.vma->obj; for (pg = 0; pg < obj->base.size / PAGE_SIZE; pg++) { u32 *log = kmap_atomic(i915_gem_object_get_page(obj, pg)); diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c index a1bea7ead696..5e76b923ab4b 100644 --- a/drivers/gpu/drm/i915/i915_guc_submission.c +++ b/drivers/gpu/drm/i915/i915_guc_submission.c @@ -862,7 +862,7 @@ static void guc_log_create(struct intel_guc *guc) GUC_LOG_ISR_PAGES + 1 + GUC_LOG_CRASH_PAGES + 1) << PAGE_SHIFT; - vma = guc->log_vma; + vma = guc->log.vma; if (!vma) { vma = guc_allocate_vma(guc, size); if (IS_ERR(vma)) { @@ -871,7 +871,7 @@ static void guc_log_create(struct intel_guc *guc) return; } - guc->log_vma = vma; + guc->log.vma = vma; } /* each allocated unit is a page */ @@ -881,7 +881,7 @@ static void guc_log_create(struct intel_guc *guc) (GUC_LOG_CRASH_PAGES << GUC_LOG_CRASH_SHIFT); offset = i915_ggtt_offset(vma) >> PAGE_SHIFT; /* in pages */ - guc->log_flags = (offset << GUC_LOG_BUF_ADDR_SHIFT) | flags; + guc->log.flags = (offset << GUC_LOG_BUF_ADDR_SHIFT) | flags; } static void guc_policies_init(struct guc_policies *policies) @@ -1065,7 +1065,7 @@ void i915_guc_submission_fini(struct drm_i915_private *dev_priv) struct intel_guc *guc = &dev_priv->guc; i915_vma_unpin_and_release(&guc->ads_vma); - i915_vma_unpin_and_release(&guc->log_vma); + i915_vma_unpin_and_release(&guc->log.vma); if (guc->ctx_pool_vma) ida_destroy(&guc->ctx_ids); diff --git a/drivers/gpu/drm/i915/intel_guc.h b/drivers/gpu/drm/i915/intel_guc.h index 5cdf7aa75be5..c73294164fed 100644 --- a/drivers/gpu/drm/i915/intel_guc.h +++ b/drivers/gpu/drm/i915/intel_guc.h @@ -123,10 +123,14 @@ struct intel_guc_fw { uint32_t ucode_offset; }; +struct intel_guc_log { + uint32_t flags; + struct i915_vma *vma; +}; + struct intel_guc { struct intel_guc_fw guc_fw; - uint32_t log_flags; - struct i915_vma *log_vma; + struct intel_guc_log log; struct i915_vma *ads_vma; struct i915_vma *ctx_pool_vma; diff --git a/drivers/gpu/drm/i915/intel_guc_loader.c b/drivers/gpu/drm/i915/intel_guc_loader.c index 740be0b2a360..a75abb8cc0cc 100644 --- a/drivers/gpu/drm/i915/intel_guc_loader.c +++ b/drivers/gpu/drm/i915/intel_guc_loader.c @@ -211,7 +211,7 @@ static void guc_params_init(struct drm_i915_private *dev_priv) params[GUC_CTL_FEATURE] |= GUC_CTL_DISABLE_SCHEDULER | GUC_CTL_VCS2_ENABLED; - params[GUC_CTL_LOG_PARAMS] = guc->log_flags; + params[GUC_CTL_LOG_PARAMS] = guc->log.flags; if (i915.guc_log_level >= 0) { params[GUC_CTL_DEBUG] = -- cgit v1.2.3 From f4e9af4f5af5dab9aee632f3aff0bd8040f1b2c5 Mon Sep 17 00:00:00 2001 From: Akash Goel Date: Wed, 12 Oct 2016 21:54:30 +0530 Subject: drm/i915: Add low level set of routines for programming PM IER/IIR/IMR register set So far PM IER/IIR/IMR registers were being used only for Turbo related interrupts. But interrupts coming from GuC also use the same set. As a precursor to supporting GuC interrupts, added new low level routines so as to allow sharing the programming of PM IER/IIR/IMR registers between Turbo & GuC. Also similar to PM IMR, maintaining a bitmask for PM IER register, to allow easy sharing of it between Turbo & GuC without involving a rmw operation. v2: - For appropriateness & avoid any ambiguity, rename old functions enable/disable pm_irq to mask/unmask pm_irq and rename new functions enable/disable pm_interrupts to enable/disable pm_irq. (Tvrtko) - Use u32 in place of uint32_t. (Tvrtko) v3: - Rename the fields pm_irq_mask & pm_ier_mask and do some cleanup. (Chris) - Rebase. v4: Fix the inadvertent disabling of User interrupt for VECS ring causing failure for certain IGTs. v5: Use dev_priv with HAS_VEBOX macro. (Tvrtko) Suggested-by: Chris Wilson Signed-off-by: Akash Goel Reviewed-by: Tvrtko Ursulin Signed-off-by: Tvrtko Ursulin --- drivers/gpu/drm/i915/i915_drv.h | 3 +- drivers/gpu/drm/i915/i915_irq.c | 75 ++++++++++++++++++++++----------- drivers/gpu/drm/i915/intel_drv.h | 3 ++ drivers/gpu/drm/i915/intel_ringbuffer.c | 4 +- 4 files changed, 57 insertions(+), 28 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index dd3acabb7edb..58d332bda227 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1836,7 +1836,8 @@ struct drm_i915_private { u32 de_irq_mask[I915_MAX_PIPES]; }; u32 gt_irq_mask; - u32 pm_irq_mask; + u32 pm_imr; + u32 pm_ier; u32 pm_rps_events; u32 pipestat_irq_mask[I915_MAX_PIPES]; diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 23315e5461bf..6412aac74346 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -303,18 +303,18 @@ static void snb_update_pm_irq(struct drm_i915_private *dev_priv, assert_spin_locked(&dev_priv->irq_lock); - new_val = dev_priv->pm_irq_mask; + new_val = dev_priv->pm_imr; new_val &= ~interrupt_mask; new_val |= (~enabled_irq_mask & interrupt_mask); - if (new_val != dev_priv->pm_irq_mask) { - dev_priv->pm_irq_mask = new_val; - I915_WRITE(gen6_pm_imr(dev_priv), dev_priv->pm_irq_mask); + if (new_val != dev_priv->pm_imr) { + dev_priv->pm_imr = new_val; + I915_WRITE(gen6_pm_imr(dev_priv), dev_priv->pm_imr); POSTING_READ(gen6_pm_imr(dev_priv)); } } -void gen6_enable_pm_irq(struct drm_i915_private *dev_priv, uint32_t mask) +void gen6_unmask_pm_irq(struct drm_i915_private *dev_priv, u32 mask) { if (WARN_ON(!intel_irqs_enabled(dev_priv))) return; @@ -322,28 +322,54 @@ void gen6_enable_pm_irq(struct drm_i915_private *dev_priv, uint32_t mask) snb_update_pm_irq(dev_priv, mask, mask); } -static void __gen6_disable_pm_irq(struct drm_i915_private *dev_priv, - uint32_t mask) +static void __gen6_mask_pm_irq(struct drm_i915_private *dev_priv, u32 mask) { snb_update_pm_irq(dev_priv, mask, 0); } -void gen6_disable_pm_irq(struct drm_i915_private *dev_priv, uint32_t mask) +void gen6_mask_pm_irq(struct drm_i915_private *dev_priv, u32 mask) { if (WARN_ON(!intel_irqs_enabled(dev_priv))) return; - __gen6_disable_pm_irq(dev_priv, mask); + __gen6_mask_pm_irq(dev_priv, mask); } -void gen6_reset_rps_interrupts(struct drm_i915_private *dev_priv) +void gen6_reset_pm_iir(struct drm_i915_private *dev_priv, u32 reset_mask) { i915_reg_t reg = gen6_pm_iir(dev_priv); - spin_lock_irq(&dev_priv->irq_lock); - I915_WRITE(reg, dev_priv->pm_rps_events); - I915_WRITE(reg, dev_priv->pm_rps_events); + assert_spin_locked(&dev_priv->irq_lock); + + I915_WRITE(reg, reset_mask); + I915_WRITE(reg, reset_mask); POSTING_READ(reg); +} + +void gen6_enable_pm_irq(struct drm_i915_private *dev_priv, u32 enable_mask) +{ + assert_spin_locked(&dev_priv->irq_lock); + + dev_priv->pm_ier |= enable_mask; + I915_WRITE(gen6_pm_ier(dev_priv), dev_priv->pm_ier); + gen6_unmask_pm_irq(dev_priv, enable_mask); + /* unmask_pm_irq provides an implicit barrier (POSTING_READ) */ +} + +void gen6_disable_pm_irq(struct drm_i915_private *dev_priv, u32 disable_mask) +{ + assert_spin_locked(&dev_priv->irq_lock); + + dev_priv->pm_ier &= ~disable_mask; + __gen6_mask_pm_irq(dev_priv, disable_mask); + I915_WRITE(gen6_pm_ier(dev_priv), dev_priv->pm_ier); + /* though a barrier is missing here, but don't really need a one */ +} + +void gen6_reset_rps_interrupts(struct drm_i915_private *dev_priv) +{ + spin_lock_irq(&dev_priv->irq_lock); + gen6_reset_pm_iir(dev_priv, dev_priv->pm_rps_events); dev_priv->rps.pm_iir = 0; spin_unlock_irq(&dev_priv->irq_lock); } @@ -357,8 +383,6 @@ void gen6_enable_rps_interrupts(struct drm_i915_private *dev_priv) WARN_ON_ONCE(dev_priv->rps.pm_iir); WARN_ON_ONCE(I915_READ(gen6_pm_iir(dev_priv)) & dev_priv->pm_rps_events); dev_priv->rps.interrupts_enabled = true; - I915_WRITE(gen6_pm_ier(dev_priv), I915_READ(gen6_pm_ier(dev_priv)) | - dev_priv->pm_rps_events); gen6_enable_pm_irq(dev_priv, dev_priv->pm_rps_events); spin_unlock_irq(&dev_priv->irq_lock); @@ -379,9 +403,7 @@ void gen6_disable_rps_interrupts(struct drm_i915_private *dev_priv) I915_WRITE(GEN6_PMINTRMSK, gen6_sanitize_rps_pm_mask(dev_priv, ~0u)); - __gen6_disable_pm_irq(dev_priv, dev_priv->pm_rps_events); - I915_WRITE(gen6_pm_ier(dev_priv), I915_READ(gen6_pm_ier(dev_priv)) & - ~dev_priv->pm_rps_events); + gen6_disable_pm_irq(dev_priv, dev_priv->pm_rps_events); spin_unlock_irq(&dev_priv->irq_lock); synchronize_irq(dev_priv->drm.irq); @@ -1085,7 +1107,7 @@ static void gen6_pm_rps_work(struct work_struct *work) pm_iir = dev_priv->rps.pm_iir; dev_priv->rps.pm_iir = 0; /* Make sure not to corrupt PMIMR state used by ringbuffer on GEN6 */ - gen6_enable_pm_irq(dev_priv, dev_priv->pm_rps_events); + gen6_unmask_pm_irq(dev_priv, dev_priv->pm_rps_events); client_boost = dev_priv->rps.client_boost; dev_priv->rps.client_boost = false; spin_unlock_irq(&dev_priv->irq_lock); @@ -1586,7 +1608,7 @@ static void gen6_rps_irq_handler(struct drm_i915_private *dev_priv, u32 pm_iir) { if (pm_iir & dev_priv->pm_rps_events) { spin_lock(&dev_priv->irq_lock); - gen6_disable_pm_irq(dev_priv, pm_iir & dev_priv->pm_rps_events); + gen6_mask_pm_irq(dev_priv, pm_iir & dev_priv->pm_rps_events); if (dev_priv->rps.interrupts_enabled) { dev_priv->rps.pm_iir |= pm_iir & dev_priv->pm_rps_events; schedule_work(&dev_priv->rps.work); @@ -3545,11 +3567,13 @@ static void gen5_gt_irq_postinstall(struct drm_device *dev) * RPS interrupts will get enabled/disabled on demand when RPS * itself is enabled/disabled. */ - if (HAS_VEBOX(dev)) + if (HAS_VEBOX(dev_priv)) { pm_irqs |= PM_VEBOX_USER_INTERRUPT; + dev_priv->pm_ier |= PM_VEBOX_USER_INTERRUPT; + } - dev_priv->pm_irq_mask = 0xffffffff; - GEN5_IRQ_INIT(GEN6_PM, dev_priv->pm_irq_mask, pm_irqs); + dev_priv->pm_imr = 0xffffffff; + GEN5_IRQ_INIT(GEN6_PM, dev_priv->pm_imr, pm_irqs); } } @@ -3669,14 +3693,15 @@ static void gen8_gt_irq_postinstall(struct drm_i915_private *dev_priv) if (HAS_L3_DPF(dev_priv)) gt_interrupts[0] |= GT_RENDER_L3_PARITY_ERROR_INTERRUPT; - dev_priv->pm_irq_mask = 0xffffffff; + dev_priv->pm_ier = 0x0; + dev_priv->pm_imr = ~dev_priv->pm_ier; GEN8_IRQ_INIT_NDX(GT, 0, ~gt_interrupts[0], gt_interrupts[0]); GEN8_IRQ_INIT_NDX(GT, 1, ~gt_interrupts[1], gt_interrupts[1]); /* * RPS interrupts will get enabled/disabled on demand when RPS itself * is enabled/disabled. */ - GEN8_IRQ_INIT_NDX(GT, 2, dev_priv->pm_irq_mask, 0); + GEN8_IRQ_INIT_NDX(GT, 2, dev_priv->pm_imr, dev_priv->pm_ier); GEN8_IRQ_INIT_NDX(GT, 3, ~gt_interrupts[3], gt_interrupts[3]); } diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 16b33f59dd6f..07308eb2e240 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1123,6 +1123,9 @@ void intel_check_pch_fifo_underruns(struct drm_i915_private *dev_priv); /* i915_irq.c */ void gen5_enable_gt_irq(struct drm_i915_private *dev_priv, uint32_t mask); void gen5_disable_gt_irq(struct drm_i915_private *dev_priv, uint32_t mask); +void gen6_reset_pm_iir(struct drm_i915_private *dev_priv, u32 mask); +void gen6_mask_pm_irq(struct drm_i915_private *dev_priv, u32 mask); +void gen6_unmask_pm_irq(struct drm_i915_private *dev_priv, u32 mask); void gen6_enable_pm_irq(struct drm_i915_private *dev_priv, uint32_t mask); void gen6_disable_pm_irq(struct drm_i915_private *dev_priv, uint32_t mask); void gen6_reset_rps_interrupts(struct drm_i915_private *dev_priv); diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 32786ba199b9..67a70c5e6453 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -1608,7 +1608,7 @@ hsw_vebox_irq_enable(struct intel_engine_cs *engine) struct drm_i915_private *dev_priv = engine->i915; I915_WRITE_IMR(engine, ~engine->irq_enable_mask); - gen6_enable_pm_irq(dev_priv, engine->irq_enable_mask); + gen6_unmask_pm_irq(dev_priv, engine->irq_enable_mask); } static void @@ -1617,7 +1617,7 @@ hsw_vebox_irq_disable(struct intel_engine_cs *engine) struct drm_i915_private *dev_priv = engine->i915; I915_WRITE_IMR(engine, ~0); - gen6_disable_pm_irq(dev_priv, engine->irq_enable_mask); + gen6_mask_pm_irq(dev_priv, engine->irq_enable_mask); } static void -- cgit v1.2.3 From 26705e20752a4ad12dbbe334ed6402c7f0317326 Mon Sep 17 00:00:00 2001 From: Sagar Arun Kamble Date: Wed, 12 Oct 2016 21:54:31 +0530 Subject: drm/i915: Support for GuC interrupts There are certain types of interrupts which Host can receive from GuC. GuC ukernel sends an interrupt to Host for certain events, like for example retrieve/consume the logs generated by ukernel. This patch adds support to receive interrupts from GuC but currently enables & partially handles only the interrupt sent by GuC ukernel. Future patches will add support for handling other interrupt types. v2: - Use common low level routines for PM IER/IIR programming (Chris) - Rename interrupt functions to gen9_xxx from gen8_xxx (Chris) - Replace disabling of wake ref asserts with rpm get/put (Chris) v3: - Update comments for more clarity. (Tvrtko) - Remove the masking of GuC interrupt, which was kept masked till the start of bottom half, its not really needed as there is only a single instance of work item & wq is ordered. (Tvrtko) v4: - Rebase. - Rename guc_events to pm_guc_events so as to be indicative of the register/control block it is associated with. (Chris) - Add handling for back to back log buffer flush interrupts. v5: - Move the read & clearing of register, containing Guc2Host message bits, outside the irq spinlock. (Tvrtko) v6: - Move the log buffer flush interrupt related stuff to the following patch so as to do only generic bits in this patch. (Tvrtko) - Rebase. v7: - Remove the interrupts_enabled check from gen9_guc_irq_handler, want to process that last interrupt also before disabling the interrupt, sync against the work queued by irq handler will be done by caller disabling the interrupt. Signed-off-by: Sagar Arun Kamble Signed-off-by: Akash Goel Reviewed-by: Tvrtko Ursulin Signed-off-by: Tvrtko Ursulin --- drivers/gpu/drm/i915/i915_drv.h | 1 + drivers/gpu/drm/i915/i915_guc_submission.c | 5 +++ drivers/gpu/drm/i915/i915_irq.c | 56 +++++++++++++++++++++++++++--- drivers/gpu/drm/i915/i915_reg.h | 11 ++++++ drivers/gpu/drm/i915/intel_drv.h | 3 ++ drivers/gpu/drm/i915/intel_guc.h | 3 ++ drivers/gpu/drm/i915/intel_guc_loader.c | 4 +++ 7 files changed, 79 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 58d332bda227..72215b7b5b89 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1839,6 +1839,7 @@ struct drm_i915_private { u32 pm_imr; u32 pm_ier; u32 pm_rps_events; + u32 pm_guc_events; u32 pipestat_irq_mask[I915_MAX_PIPES]; struct i915_hotplug hotplug; diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c index 5e76b923ab4b..6b77af253327 100644 --- a/drivers/gpu/drm/i915/i915_guc_submission.c +++ b/drivers/gpu/drm/i915/i915_guc_submission.c @@ -1086,6 +1086,8 @@ int intel_guc_suspend(struct drm_device *dev) if (guc->guc_fw.guc_fw_load_status != GUC_FIRMWARE_SUCCESS) return 0; + gen9_disable_guc_interrupts(dev_priv); + ctx = dev_priv->kernel_context; data[0] = HOST2GUC_ACTION_ENTER_S_STATE; @@ -1112,6 +1114,9 @@ int intel_guc_resume(struct drm_device *dev) if (guc->guc_fw.guc_fw_load_status != GUC_FIRMWARE_SUCCESS) return 0; + if (i915.guc_log_level >= 0) + gen9_enable_guc_interrupts(dev_priv); + ctx = dev_priv->kernel_context; data[0] = HOST2GUC_ACTION_EXIT_S_STATE; diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 6412aac74346..b37959fdfb0e 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -170,6 +170,7 @@ static void gen5_assert_iir_is_zero(struct drm_i915_private *dev_priv, } while (0) static void gen6_rps_irq_handler(struct drm_i915_private *dev_priv, u32 pm_iir); +static void gen9_guc_irq_handler(struct drm_i915_private *dev_priv, u32 pm_iir); /* For display hotplug interrupt */ static inline void @@ -417,6 +418,38 @@ void gen6_disable_rps_interrupts(struct drm_i915_private *dev_priv) gen6_reset_rps_interrupts(dev_priv); } +void gen9_reset_guc_interrupts(struct drm_i915_private *dev_priv) +{ + spin_lock_irq(&dev_priv->irq_lock); + gen6_reset_pm_iir(dev_priv, dev_priv->pm_guc_events); + spin_unlock_irq(&dev_priv->irq_lock); +} + +void gen9_enable_guc_interrupts(struct drm_i915_private *dev_priv) +{ + spin_lock_irq(&dev_priv->irq_lock); + if (!dev_priv->guc.interrupts_enabled) { + WARN_ON_ONCE(I915_READ(gen6_pm_iir(dev_priv)) & + dev_priv->pm_guc_events); + dev_priv->guc.interrupts_enabled = true; + gen6_enable_pm_irq(dev_priv, dev_priv->pm_guc_events); + } + spin_unlock_irq(&dev_priv->irq_lock); +} + +void gen9_disable_guc_interrupts(struct drm_i915_private *dev_priv) +{ + spin_lock_irq(&dev_priv->irq_lock); + dev_priv->guc.interrupts_enabled = false; + + gen6_disable_pm_irq(dev_priv, dev_priv->pm_guc_events); + + spin_unlock_irq(&dev_priv->irq_lock); + synchronize_irq(dev_priv->drm.irq); + + gen9_reset_guc_interrupts(dev_priv); +} + /** * bdw_update_port_irq - update DE port interrupt * @dev_priv: driver private @@ -1346,11 +1379,13 @@ static irqreturn_t gen8_gt_irq_ack(struct drm_i915_private *dev_priv, DRM_ERROR("The master control interrupt lied (GT3)!\n"); } - if (master_ctl & GEN8_GT_PM_IRQ) { + if (master_ctl & (GEN8_GT_PM_IRQ | GEN8_GT_GUC_IRQ)) { gt_iir[2] = I915_READ_FW(GEN8_GT_IIR(2)); - if (gt_iir[2] & dev_priv->pm_rps_events) { + if (gt_iir[2] & (dev_priv->pm_rps_events | + dev_priv->pm_guc_events)) { I915_WRITE_FW(GEN8_GT_IIR(2), - gt_iir[2] & dev_priv->pm_rps_events); + gt_iir[2] & (dev_priv->pm_rps_events | + dev_priv->pm_guc_events)); ret = IRQ_HANDLED; } else DRM_ERROR("The master control interrupt lied (PM)!\n"); @@ -1382,6 +1417,9 @@ static void gen8_gt_irq_handler(struct drm_i915_private *dev_priv, if (gt_iir[2] & dev_priv->pm_rps_events) gen6_rps_irq_handler(dev_priv, gt_iir[2]); + + if (gt_iir[2] & dev_priv->pm_guc_events) + gen9_guc_irq_handler(dev_priv, gt_iir[2]); } static bool bxt_port_hotplug_long_detect(enum port port, u32 val) @@ -1628,6 +1666,13 @@ static void gen6_rps_irq_handler(struct drm_i915_private *dev_priv, u32 pm_iir) } } +static void gen9_guc_irq_handler(struct drm_i915_private *dev_priv, u32 gt_iir) +{ + if (gt_iir & GEN9_GUC_TO_HOST_INT_EVENT) { + /* TODO: Handle events for which GuC interrupted host */ + } +} + static bool intel_pipe_handle_vblank(struct drm_i915_private *dev_priv, enum pipe pipe) { @@ -3699,7 +3744,7 @@ static void gen8_gt_irq_postinstall(struct drm_i915_private *dev_priv) GEN8_IRQ_INIT_NDX(GT, 1, ~gt_interrupts[1], gt_interrupts[1]); /* * RPS interrupts will get enabled/disabled on demand when RPS itself - * is enabled/disabled. + * is enabled/disabled. Same wil be the case for GuC interrupts. */ GEN8_IRQ_INIT_NDX(GT, 2, dev_priv->pm_imr, dev_priv->pm_ier); GEN8_IRQ_INIT_NDX(GT, 3, ~gt_interrupts[3], gt_interrupts[3]); @@ -4485,6 +4530,9 @@ void intel_irq_init(struct drm_i915_private *dev_priv) INIT_WORK(&dev_priv->rps.work, gen6_pm_rps_work); INIT_WORK(&dev_priv->l3_parity.error_work, ivybridge_parity_work); + if (HAS_GUC_SCHED(dev)) + dev_priv->pm_guc_events = GEN9_GUC_TO_HOST_INT_EVENT; + /* Let's track the enabled rps events */ if (IS_VALLEYVIEW(dev_priv)) /* WaGsvRC0ResidencyMethod:vlv */ diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index a9be3f037f43..bdc7b3591e1c 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -6016,6 +6016,7 @@ enum { #define GEN8_DE_PIPE_A_IRQ (1<<16) #define GEN8_DE_PIPE_IRQ(pipe) (1<<(16+(pipe))) #define GEN8_GT_VECS_IRQ (1<<6) +#define GEN8_GT_GUC_IRQ (1<<5) #define GEN8_GT_PM_IRQ (1<<4) #define GEN8_GT_VCS2_IRQ (1<<3) #define GEN8_GT_VCS1_IRQ (1<<2) @@ -6027,6 +6028,16 @@ enum { #define GEN8_GT_IIR(which) _MMIO(0x44308 + (0x10 * (which))) #define GEN8_GT_IER(which) _MMIO(0x4430c + (0x10 * (which))) +#define GEN9_GUC_TO_HOST_INT_EVENT (1<<31) +#define GEN9_GUC_EXEC_ERROR_EVENT (1<<30) +#define GEN9_GUC_DISPLAY_EVENT (1<<29) +#define GEN9_GUC_SEMA_SIGNAL_EVENT (1<<28) +#define GEN9_GUC_IOMMU_MSG_EVENT (1<<27) +#define GEN9_GUC_DB_RING_EVENT (1<<26) +#define GEN9_GUC_DMA_DONE_EVENT (1<<25) +#define GEN9_GUC_FATAL_ERROR_EVENT (1<<24) +#define GEN9_GUC_NOTIFICATION_EVENT (1<<23) + #define GEN8_RCS_IRQ_SHIFT 0 #define GEN8_BCS_IRQ_SHIFT 16 #define GEN8_VCS1_IRQ_SHIFT 0 diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 07308eb2e240..7dda79df55d0 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1148,6 +1148,9 @@ void gen8_irq_power_well_post_enable(struct drm_i915_private *dev_priv, unsigned int pipe_mask); void gen8_irq_power_well_pre_disable(struct drm_i915_private *dev_priv, unsigned int pipe_mask); +void gen9_reset_guc_interrupts(struct drm_i915_private *dev_priv); +void gen9_enable_guc_interrupts(struct drm_i915_private *dev_priv); +void gen9_disable_guc_interrupts(struct drm_i915_private *dev_priv); /* intel_crt.c */ void intel_crt_init(struct drm_device *dev); diff --git a/drivers/gpu/drm/i915/intel_guc.h b/drivers/gpu/drm/i915/intel_guc.h index c73294164fed..81bd345c7598 100644 --- a/drivers/gpu/drm/i915/intel_guc.h +++ b/drivers/gpu/drm/i915/intel_guc.h @@ -132,6 +132,9 @@ struct intel_guc { struct intel_guc_fw guc_fw; struct intel_guc_log log; + /* GuC2Host interrupt related state */ + bool interrupts_enabled; + struct i915_vma *ads_vma; struct i915_vma *ctx_pool_vma; struct ida ctx_ids; diff --git a/drivers/gpu/drm/i915/intel_guc_loader.c b/drivers/gpu/drm/i915/intel_guc_loader.c index a75abb8cc0cc..1aa85236b788 100644 --- a/drivers/gpu/drm/i915/intel_guc_loader.c +++ b/drivers/gpu/drm/i915/intel_guc_loader.c @@ -485,6 +485,7 @@ int intel_guc_setup(struct drm_device *dev) } guc_interrupts_release(dev_priv); + gen9_reset_guc_interrupts(dev_priv); guc_fw->guc_fw_load_status = GUC_FIRMWARE_PENDING; @@ -529,6 +530,9 @@ int intel_guc_setup(struct drm_device *dev) intel_guc_fw_status_repr(guc_fw->guc_fw_load_status)); if (i915.enable_guc_submission) { + if (i915.guc_log_level >= 0) + gen9_enable_guc_interrupts(dev_priv); + err = i915_guc_submission_enable(dev_priv); if (err) goto fail; -- cgit v1.2.3 From 4100b2ab3e8b2932554295ba79371d10687f1bb4 Mon Sep 17 00:00:00 2001 From: Sagar Arun Kamble Date: Wed, 12 Oct 2016 21:54:32 +0530 Subject: drm/i915: Handle log buffer flush interrupt event from GuC GuC ukernel sends an interrupt to Host to flush the log buffer and expects Host to correspondingly update the read pointer information in the state structure, once it has consumed the log buffer contents by copying them to a file or buffer. Even if Host couldn't copy the contents, it can still update the read pointer so that logging state is not disturbed on GuC side. v2: - Use a dedicated workqueue for handling flush interrupt. (Tvrtko) - Reduce the overall log buffer copying time by skipping the copy of crash buffer area for regular cases and copying only the state structure data in first page. v3: - Create a vmalloc mapping of log buffer. (Chris) - Cover the flush acknowledgment under rpm get & put.(Chris) - Revert the change of skipping the copy of crash dump area, as not really needed, will be covered by subsequent patch. v4: - Destroy the wq under the same condition in which it was created, pass dev_piv pointer instead of dev to newly added GuC function, add more comments & rename variable for clarity. (Tvrtko) v5: - Allocate & destroy the dedicated wq, for handling flush interrupt, from the setup/teardown routines of GuC logging. (Chris) - Validate the log buffer size value retrieved from state structure and do some minor cleanup. (Tvrtko) - Fix error/warnings reported by checkpatch. (Tvrtko) - Rebase. v6: - Remove the interrupts_enabled check from guc_capture_logs_work, need to process that last work item also, queued just before disabling the interrupt as log buffer flush interrupt handling is a bit different case where GuC is actually expecting an ACK from host, which should be provided to keep the logging going. Sync against the work will be done by caller disabling the interrupt. - Don't sample the log buffer size value from state structure, directly use the expected value to move the pointer & do the copy and that cannot go wrong (out of bounds) as Driver only allocated the log buffer and the relay buffers. Driver should refrain from interpreting the log packet, as much possible and let Userspace parser detect the anomaly. (Chris) v7: - Use switch statement instead of 'if else' for retrieving the GuC log buffer size. (Tvrtko) - Refactored the log buffer copying function and shortended the name of couple of variables for better readability. (Tvrtko) v8: - Make the dedicated wq as a high priority one to further reduce the turnaround time of handing log buffer flush event from GuC. Signed-off-by: Sagar Arun Kamble Signed-off-by: Akash Goel Reviewed-by: Tvrtko Ursulin Signed-off-by: Tvrtko Ursulin --- drivers/gpu/drm/i915/i915_guc_submission.c | 186 +++++++++++++++++++++++++++++ drivers/gpu/drm/i915/i915_irq.c | 28 ++++- drivers/gpu/drm/i915/intel_guc.h | 4 + 3 files changed, 217 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c index 6b77af253327..1f27de2c0e1b 100644 --- a/drivers/gpu/drm/i915/i915_guc_submission.c +++ b/drivers/gpu/drm/i915/i915_guc_submission.c @@ -170,6 +170,15 @@ static int host2guc_sample_forcewake(struct intel_guc *guc, return host2guc_action(guc, data, ARRAY_SIZE(data)); } +static int host2guc_logbuffer_flush_complete(struct intel_guc *guc) +{ + u32 data[1]; + + data[0] = HOST2GUC_ACTION_LOG_BUFFER_FILE_FLUSH_COMPLETE; + + return host2guc_action(guc, data, 1); +} + /* * Initialise, update, or clear doorbell data shared with the GuC * @@ -847,6 +856,163 @@ err: return NULL; } +static void guc_move_to_next_buf(struct intel_guc *guc) +{ +} + +static void *guc_get_write_buffer(struct intel_guc *guc) +{ + return NULL; +} + +static unsigned int guc_get_log_buffer_size(enum guc_log_buffer_type type) +{ + switch (type) { + case GUC_ISR_LOG_BUFFER: + return (GUC_LOG_ISR_PAGES + 1) * PAGE_SIZE; + case GUC_DPC_LOG_BUFFER: + return (GUC_LOG_DPC_PAGES + 1) * PAGE_SIZE; + case GUC_CRASH_DUMP_LOG_BUFFER: + return (GUC_LOG_CRASH_PAGES + 1) * PAGE_SIZE; + default: + MISSING_CASE(type); + } + + return 0; +} + +static void guc_read_update_log_buffer(struct intel_guc *guc) +{ + struct guc_log_buffer_state *log_buf_state, *log_buf_snapshot_state; + struct guc_log_buffer_state log_buf_state_local; + unsigned int buffer_size, write_offset; + enum guc_log_buffer_type type; + void *src_data, *dst_data; + + if (WARN_ON(!guc->log.buf_addr)) + return; + + /* Get the pointer to shared GuC log buffer */ + log_buf_state = src_data = guc->log.buf_addr; + + /* Get the pointer to local buffer to store the logs */ + log_buf_snapshot_state = dst_data = guc_get_write_buffer(guc); + + /* Actual logs are present from the 2nd page */ + src_data += PAGE_SIZE; + dst_data += PAGE_SIZE; + + for (type = GUC_ISR_LOG_BUFFER; type < GUC_MAX_LOG_BUFFER; type++) { + /* Make a copy of the state structure, inside GuC log buffer + * (which is uncached mapped), on the stack to avoid reading + * from it multiple times. + */ + memcpy(&log_buf_state_local, log_buf_state, + sizeof(struct guc_log_buffer_state)); + buffer_size = guc_get_log_buffer_size(type); + write_offset = log_buf_state_local.sampled_write_ptr; + + /* Update the state of shared log buffer */ + log_buf_state->read_ptr = write_offset; + log_buf_state->flush_to_file = 0; + log_buf_state++; + + if (unlikely(!log_buf_snapshot_state)) + continue; + + /* First copy the state structure in snapshot buffer */ + memcpy(log_buf_snapshot_state, &log_buf_state_local, + sizeof(struct guc_log_buffer_state)); + + /* The write pointer could have been updated by GuC firmware, + * after sending the flush interrupt to Host, for consistency + * set write pointer value to same value of sampled_write_ptr + * in the snapshot buffer. + */ + log_buf_snapshot_state->write_ptr = write_offset; + log_buf_snapshot_state++; + + /* Now copy the actual logs. */ + memcpy(dst_data, src_data, buffer_size); + + src_data += buffer_size; + dst_data += buffer_size; + + /* FIXME: invalidate/flush for log buffer needed */ + } + + if (log_buf_snapshot_state) + guc_move_to_next_buf(guc); +} + +static void guc_capture_logs_work(struct work_struct *work) +{ + struct drm_i915_private *dev_priv = + container_of(work, struct drm_i915_private, guc.log.flush_work); + + i915_guc_capture_logs(dev_priv); +} + +static void guc_log_cleanup(struct intel_guc *guc) +{ + struct drm_i915_private *dev_priv = guc_to_i915(guc); + + lockdep_assert_held(&dev_priv->drm.struct_mutex); + + /* First disable the flush interrupt */ + gen9_disable_guc_interrupts(dev_priv); + + if (guc->log.flush_wq) + destroy_workqueue(guc->log.flush_wq); + + guc->log.flush_wq = NULL; + + if (guc->log.buf_addr) + i915_gem_object_unpin_map(guc->log.vma->obj); + + guc->log.buf_addr = NULL; +} + +static int guc_log_create_extras(struct intel_guc *guc) +{ + struct drm_i915_private *dev_priv = guc_to_i915(guc); + void *vaddr; + int ret; + + lockdep_assert_held(&dev_priv->drm.struct_mutex); + + /* Nothing to do */ + if (i915.guc_log_level < 0) + return 0; + + if (!guc->log.buf_addr) { + /* Create a vmalloc mapping of log buffer pages */ + vaddr = i915_gem_object_pin_map(guc->log.vma->obj, I915_MAP_WB); + if (IS_ERR(vaddr)) { + ret = PTR_ERR(vaddr); + DRM_ERROR("Couldn't map log buffer pages %d\n", ret); + return ret; + } + + guc->log.buf_addr = vaddr; + } + + if (!guc->log.flush_wq) { + INIT_WORK(&guc->log.flush_work, guc_capture_logs_work); + + /* Need a dedicated wq to process log buffer flush interrupts + * from GuC without much delay so as to avoid any loss of logs. + */ + guc->log.flush_wq = alloc_ordered_workqueue("i915-guc_log", WQ_HIGHPRI); + if (guc->log.flush_wq == NULL) { + DRM_ERROR("Couldn't allocate the wq for GuC logging\n"); + return -ENOMEM; + } + } + + return 0; +} + static void guc_log_create(struct intel_guc *guc) { struct i915_vma *vma; @@ -872,6 +1038,13 @@ static void guc_log_create(struct intel_guc *guc) } guc->log.vma = vma; + + if (guc_log_create_extras(guc)) { + guc_log_cleanup(guc); + i915_vma_unpin_and_release(&guc->log.vma); + i915.guc_log_level = -1; + return; + } } /* each allocated unit is a page */ @@ -1065,6 +1238,7 @@ void i915_guc_submission_fini(struct drm_i915_private *dev_priv) struct intel_guc *guc = &dev_priv->guc; i915_vma_unpin_and_release(&guc->ads_vma); + guc_log_cleanup(guc); i915_vma_unpin_and_release(&guc->log.vma); if (guc->ctx_pool_vma) @@ -1126,3 +1300,15 @@ int intel_guc_resume(struct drm_device *dev) return host2guc_action(guc, data, ARRAY_SIZE(data)); } + +void i915_guc_capture_logs(struct drm_i915_private *dev_priv) +{ + guc_read_update_log_buffer(&dev_priv->guc); + + /* Generally device is expected to be active only at this + * time, so get/put should be really quick. + */ + intel_runtime_pm_get(dev_priv); + host2guc_logbuffer_flush_complete(&dev_priv->guc); + intel_runtime_pm_put(dev_priv); +} diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index b37959fdfb0e..253c22109c3f 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -1669,7 +1669,33 @@ static void gen6_rps_irq_handler(struct drm_i915_private *dev_priv, u32 pm_iir) static void gen9_guc_irq_handler(struct drm_i915_private *dev_priv, u32 gt_iir) { if (gt_iir & GEN9_GUC_TO_HOST_INT_EVENT) { - /* TODO: Handle events for which GuC interrupted host */ + /* Sample the log buffer flush related bits & clear them out now + * itself from the message identity register to minimize the + * probability of losing a flush interrupt, when there are back + * to back flush interrupts. + * There can be a new flush interrupt, for different log buffer + * type (like for ISR), whilst Host is handling one (for DPC). + * Since same bit is used in message register for ISR & DPC, it + * could happen that GuC sets the bit for 2nd interrupt but Host + * clears out the bit on handling the 1st interrupt. + */ + u32 msg, flush; + + msg = I915_READ(SOFT_SCRATCH(15)); + flush = msg & (GUC2HOST_MSG_CRASH_DUMP_POSTED | + GUC2HOST_MSG_FLUSH_LOG_BUFFER); + if (flush) { + /* Clear the message bits that are handled */ + I915_WRITE(SOFT_SCRATCH(15), msg & ~flush); + + /* Handle flush interrupt in bottom half */ + queue_work(dev_priv->guc.log.flush_wq, + &dev_priv->guc.log.flush_work); + } else { + /* Not clearing of unhandled event bits won't result in + * re-triggering of the interrupt. + */ + } } } diff --git a/drivers/gpu/drm/i915/intel_guc.h b/drivers/gpu/drm/i915/intel_guc.h index 81bd345c7598..fb72313c8649 100644 --- a/drivers/gpu/drm/i915/intel_guc.h +++ b/drivers/gpu/drm/i915/intel_guc.h @@ -126,6 +126,9 @@ struct intel_guc_fw { struct intel_guc_log { uint32_t flags; struct i915_vma *vma; + void *buf_addr; + struct workqueue_struct *flush_wq; + struct work_struct flush_work; }; struct intel_guc { @@ -170,5 +173,6 @@ int i915_guc_wq_reserve(struct drm_i915_gem_request *rq); void i915_guc_wq_unreserve(struct drm_i915_gem_request *request); void i915_guc_submission_disable(struct drm_i915_private *dev_priv); void i915_guc_submission_fini(struct drm_i915_private *dev_priv); +void i915_guc_capture_logs(struct drm_i915_private *dev_priv); #endif -- cgit v1.2.3 From f824083559af27d92db938733dba54617824d702 Mon Sep 17 00:00:00 2001 From: Akash Goel Date: Wed, 12 Oct 2016 21:54:34 +0530 Subject: drm/i915: Add a relay backed debugfs interface for capturing GuC logs Added a new debugfs interface '/sys/kernel/debug/dri/guc_log' for the User to capture GuC firmware logs. Availed relay framework to implement the interface, where Driver will have to just use a relay API to store snapshots of the GuC log buffer in the buffer managed by relay. The snapshot will be taken when GuC firmware sends a log buffer flush interrupt and up to four snapshots could be stored in the relay buffer. The relay buffer will be operated in a mode where it will overwrite the data not yet collected by User. Besides mmap method, through which User can directly access the relay buffer contents, relay also supports the 'poll' method. Through the 'poll' call on log file, User can come to know whenever a new snapshot of the log buffer is taken by Driver, so can run in tandem with the Driver and capture the logs in a sustained/streaming manner, without any loss of data. v2: Defer the creation of relay channel & associated debugfs file, as debugfs setup is now done at the end of i915 Driver load. (Chris) v3: - Switch to no-overwrite mode for relay. - Fix the relay sub buffer switching sequence. v4: - Update i915 Kconfig to select RELAY config. (TvrtKo) - Log a message when there is no sub buffer available to capture the GuC log buffer. (Tvrtko) - Increase the number of relay sub buffers to 8 from 4, to have sufficient buffering for boot time logs v5: - Fix the alignment, indentation issues and some minor cleanup. (Tvrtko) - Update the comment to elaborate on why a relay channel has to be associated with the debugfs file. (Tvrtko) v6: - Move the write to 'is_global' after the NULL check on parent directory dentry pointer. (Tvrtko) v7: Add a BUG_ON to validate relay buffer allocation size. (Chris) Testcase: igt/tools/intel_guc_logger Suggested-by: Chris Wilson Signed-off-by: Sourab Gupta Signed-off-by: Akash Goel Reviewed-by: Tvrtko Ursulin Signed-off-by: Tvrtko Ursulin --- drivers/gpu/drm/i915/Kconfig | 1 + drivers/gpu/drm/i915/i915_drv.c | 2 + drivers/gpu/drm/i915/i915_guc_submission.c | 213 ++++++++++++++++++++++++++++- drivers/gpu/drm/i915/intel_guc.h | 3 + 4 files changed, 217 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig index 45a5eb71e8e6..af13c624de9d 100644 --- a/drivers/gpu/drm/i915/Kconfig +++ b/drivers/gpu/drm/i915/Kconfig @@ -11,6 +11,7 @@ config DRM_I915 select DRM_KMS_HELPER select DRM_PANEL select DRM_MIPI_DSI + select RELAY # i915 depends on ACPI_VIDEO when ACPI is enabled # but for select to work, need to select ACPI_VIDEO's dependencies, ick select BACKLIGHT_LCD_SUPPORT if ACPI diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 99e4e044e958..af3559d34328 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -1111,6 +1111,7 @@ static void i915_driver_register(struct drm_i915_private *dev_priv) /* Reveal our presence to userspace */ if (drm_dev_register(dev, 0) == 0) { i915_debugfs_register(dev_priv); + i915_guc_register(dev_priv); i915_setup_sysfs(dev_priv); } else DRM_ERROR("Failed to register driver for userspace access!\n"); @@ -1149,6 +1150,7 @@ static void i915_driver_unregister(struct drm_i915_private *dev_priv) intel_opregion_unregister(dev_priv); i915_teardown_sysfs(dev_priv); + i915_guc_unregister(dev_priv); i915_debugfs_unregister(dev_priv); drm_dev_unregister(&dev_priv->drm); diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c index 1f27de2c0e1b..c1d2a9042a1c 100644 --- a/drivers/gpu/drm/i915/i915_guc_submission.c +++ b/drivers/gpu/drm/i915/i915_guc_submission.c @@ -23,6 +23,8 @@ */ #include #include +#include +#include #include "i915_drv.h" #include "intel_guc.h" @@ -856,13 +858,160 @@ err: return NULL; } +/* + * Sub buffer switch callback. Called whenever relay has to switch to a new + * sub buffer, relay stays on the same sub buffer if 0 is returned. + */ +static int subbuf_start_callback(struct rchan_buf *buf, + void *subbuf, + void *prev_subbuf, + size_t prev_padding) +{ + /* Use no-overwrite mode by default, where relay will stop accepting + * new data if there are no empty sub buffers left. + * There is no strict synchronization enforced by relay between Consumer + * and Producer. In overwrite mode, there is a possibility of getting + * inconsistent/garbled data, the producer could be writing on to the + * same sub buffer from which Consumer is reading. This can't be avoided + * unless Consumer is fast enough and can always run in tandem with + * Producer. + */ + if (relay_buf_full(buf)) + return 0; + + return 1; +} + +/* + * file_create() callback. Creates relay file in debugfs. + */ +static struct dentry *create_buf_file_callback(const char *filename, + struct dentry *parent, + umode_t mode, + struct rchan_buf *buf, + int *is_global) +{ + struct dentry *buf_file; + + if (!parent) + return NULL; + + /* This to enable the use of a single buffer for the relay channel and + * correspondingly have a single file exposed to User, through which + * it can collect the logs in order without any post-processing. + */ + *is_global = 1; + + /* Not using the channel filename passed as an argument, since for each + * channel relay appends the corresponding CPU number to the filename + * passed in relay_open(). This should be fine as relay just needs a + * dentry of the file associated with the channel buffer and that file's + * name need not be same as the filename passed as an argument. + */ + buf_file = debugfs_create_file("guc_log", mode, + parent, buf, &relay_file_operations); + return buf_file; +} + +/* + * file_remove() default callback. Removes relay file in debugfs. + */ +static int remove_buf_file_callback(struct dentry *dentry) +{ + debugfs_remove(dentry); + return 0; +} + +/* relay channel callbacks */ +static struct rchan_callbacks relay_callbacks = { + .subbuf_start = subbuf_start_callback, + .create_buf_file = create_buf_file_callback, + .remove_buf_file = remove_buf_file_callback, +}; + +static void guc_log_remove_relay_file(struct intel_guc *guc) +{ + relay_close(guc->log.relay_chan); +} + +static int guc_log_create_relay_file(struct intel_guc *guc) +{ + struct drm_i915_private *dev_priv = guc_to_i915(guc); + struct rchan *guc_log_relay_chan; + struct dentry *log_dir; + size_t n_subbufs, subbuf_size; + + /* For now create the log file in /sys/kernel/debug/dri/0 dir */ + log_dir = dev_priv->drm.primary->debugfs_root; + + /* If /sys/kernel/debug/dri/0 location do not exist, then debugfs is + * not mounted and so can't create the relay file. + * The relay API seems to fit well with debugfs only, for availing relay + * there are 3 requirements which can be met for debugfs file only in a + * straightforward/clean manner :- + * i) Need the associated dentry pointer of the file, while opening the + * relay channel. + * ii) Should be able to use 'relay_file_operations' fops for the file. + * iii) Set the 'i_private' field of file's inode to the pointer of + * relay channel buffer. + */ + if (!log_dir) { + DRM_ERROR("Debugfs dir not available yet for GuC log file\n"); + return -ENODEV; + } + + /* Keep the size of sub buffers same as shared log buffer */ + subbuf_size = guc->log.vma->obj->base.size; + + /* Store up to 8 snapshots, which is large enough to buffer sufficient + * boot time logs and provides enough leeway to User, in terms of + * latency, for consuming the logs from relay. Also doesn't take + * up too much memory. + */ + n_subbufs = 8; + + guc_log_relay_chan = relay_open("guc_log", log_dir, subbuf_size, + n_subbufs, &relay_callbacks, dev_priv); + if (!guc_log_relay_chan) { + DRM_ERROR("Couldn't create relay chan for GuC logging\n"); + return -ENOMEM; + } + + GEM_BUG_ON(guc_log_relay_chan->subbuf_size < subbuf_size); + /* FIXME: Cover the update under a lock ? */ + guc->log.relay_chan = guc_log_relay_chan; + return 0; +} + static void guc_move_to_next_buf(struct intel_guc *guc) { + /* Make sure the updates made in the sub buffer are visible when + * Consumer sees the following update to offset inside the sub buffer. + */ + smp_wmb(); + + /* All data has been written, so now move the offset of sub buffer. */ + relay_reserve(guc->log.relay_chan, guc->log.vma->obj->base.size); + + /* Switch to the next sub buffer */ + relay_flush(guc->log.relay_chan); } static void *guc_get_write_buffer(struct intel_guc *guc) { - return NULL; + /* FIXME: Cover the check under a lock ? */ + if (!guc->log.relay_chan) + return NULL; + + /* Just get the base address of a new sub buffer and copy data into it + * ourselves. NULL will be returned in no-overwrite mode, if all sub + * buffers are full. Could have used the relay_write() to indirectly + * copy the data, but that would have been bit convoluted, as we need to + * write to only certain locations inside a sub buffer which cannot be + * done without using relay_reserve() along with relay_write(). So its + * better to use relay_reserve() alone. + */ + return relay_reserve(guc->log.relay_chan, 0); } static unsigned int guc_get_log_buffer_size(enum guc_log_buffer_type type) @@ -943,6 +1092,12 @@ static void guc_read_update_log_buffer(struct intel_guc *guc) if (log_buf_snapshot_state) guc_move_to_next_buf(guc); + else { + /* Used rate limited to avoid deluge of messages, logs might be + * getting consumed by User at a slow rate. + */ + DRM_ERROR_RATELIMITED("no sub-buffer to capture logs\n"); + } } static void guc_capture_logs_work(struct work_struct *work) @@ -967,6 +1122,11 @@ static void guc_log_cleanup(struct intel_guc *guc) guc->log.flush_wq = NULL; + if (guc->log.relay_chan) + guc_log_remove_relay_file(guc); + + guc->log.relay_chan = NULL; + if (guc->log.buf_addr) i915_gem_object_unpin_map(guc->log.vma->obj); @@ -1057,6 +1217,36 @@ static void guc_log_create(struct intel_guc *guc) guc->log.flags = (offset << GUC_LOG_BUF_ADDR_SHIFT) | flags; } +static int guc_log_late_setup(struct intel_guc *guc) +{ + struct drm_i915_private *dev_priv = guc_to_i915(guc); + int ret; + + lockdep_assert_held(&dev_priv->drm.struct_mutex); + + if (i915.guc_log_level < 0) + return -EINVAL; + + /* If log_level was set as -1 at boot time, then setup needed to + * handle log buffer flush interrupts would not have been done yet, + * so do that now. + */ + ret = guc_log_create_extras(guc); + if (ret) + goto err; + + ret = guc_log_create_relay_file(guc); + if (ret) + goto err; + + return 0; +err: + guc_log_cleanup(guc); + /* logging will remain off */ + i915.guc_log_level = -1; + return ret; +} + static void guc_policies_init(struct guc_policies *policies) { struct guc_policy *policy; @@ -1238,7 +1428,6 @@ void i915_guc_submission_fini(struct drm_i915_private *dev_priv) struct intel_guc *guc = &dev_priv->guc; i915_vma_unpin_and_release(&guc->ads_vma); - guc_log_cleanup(guc); i915_vma_unpin_and_release(&guc->log.vma); if (guc->ctx_pool_vma) @@ -1312,3 +1501,23 @@ void i915_guc_capture_logs(struct drm_i915_private *dev_priv) host2guc_logbuffer_flush_complete(&dev_priv->guc); intel_runtime_pm_put(dev_priv); } + +void i915_guc_unregister(struct drm_i915_private *dev_priv) +{ + if (!i915.enable_guc_submission) + return; + + mutex_lock(&dev_priv->drm.struct_mutex); + guc_log_cleanup(&dev_priv->guc); + mutex_unlock(&dev_priv->drm.struct_mutex); +} + +void i915_guc_register(struct drm_i915_private *dev_priv) +{ + if (!i915.enable_guc_submission) + return; + + mutex_lock(&dev_priv->drm.struct_mutex); + guc_log_late_setup(&dev_priv->guc); + mutex_unlock(&dev_priv->drm.struct_mutex); +} diff --git a/drivers/gpu/drm/i915/intel_guc.h b/drivers/gpu/drm/i915/intel_guc.h index fb72313c8649..e7999dd0f315 100644 --- a/drivers/gpu/drm/i915/intel_guc.h +++ b/drivers/gpu/drm/i915/intel_guc.h @@ -129,6 +129,7 @@ struct intel_guc_log { void *buf_addr; struct workqueue_struct *flush_wq; struct work_struct flush_work; + struct rchan *relay_chan; }; struct intel_guc { @@ -174,5 +175,7 @@ void i915_guc_wq_unreserve(struct drm_i915_gem_request *request); void i915_guc_submission_disable(struct drm_i915_private *dev_priv); void i915_guc_submission_fini(struct drm_i915_private *dev_priv); void i915_guc_capture_logs(struct drm_i915_private *dev_priv); +void i915_guc_register(struct drm_i915_private *dev_priv); +void i915_guc_unregister(struct drm_i915_private *dev_priv); #endif -- cgit v1.2.3 From 5dd7989bbd28a76f1740344e4e2d01dc848158a9 Mon Sep 17 00:00:00 2001 From: Akash Goel Date: Wed, 12 Oct 2016 21:54:35 +0530 Subject: drm/i915: New lock to serialize the Host2GuC actions With the addition of new Host2GuC actions related to GuC logging, there is a need of a lock to serialize them, as they can execute concurrently with each other and also with other existing actions. v2: Use mutex in place of spinlock to serialize, as sleep can happen while waiting for the action's response from GuC. (Tvrtko) v3: To conform to the general rules, acquire mutex before taking the forcewake. (Tvrtko) Signed-off-by: Akash Goel Reviewed-by: Tvrtko Ursulin Signed-off-by: Tvrtko Ursulin --- drivers/gpu/drm/i915/i915_guc_submission.c | 3 +++ drivers/gpu/drm/i915/intel_guc.h | 3 +++ 2 files changed, 6 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c index c1d2a9042a1c..cafff7ca71c7 100644 --- a/drivers/gpu/drm/i915/i915_guc_submission.c +++ b/drivers/gpu/drm/i915/i915_guc_submission.c @@ -87,6 +87,7 @@ static int host2guc_action(struct intel_guc *guc, u32 *data, u32 len) if (WARN_ON(len < 1 || len > 15)) return -EINVAL; + mutex_lock(&guc->action_lock); intel_uncore_forcewake_get(dev_priv, FORCEWAKE_ALL); dev_priv->guc.action_count += 1; @@ -125,6 +126,7 @@ static int host2guc_action(struct intel_guc *guc, u32 *data, u32 len) dev_priv->guc.action_status = status; intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL); + mutex_unlock(&guc->action_lock); return ret; } @@ -1366,6 +1368,7 @@ int i915_guc_submission_init(struct drm_i915_private *dev_priv) guc->ctx_pool_vma = vma; ida_init(&guc->ctx_ids); + mutex_init(&guc->action_lock); guc_log_create(guc); guc_addon_create(guc); diff --git a/drivers/gpu/drm/i915/intel_guc.h b/drivers/gpu/drm/i915/intel_guc.h index e7999dd0f315..907d13a71c23 100644 --- a/drivers/gpu/drm/i915/intel_guc.h +++ b/drivers/gpu/drm/i915/intel_guc.h @@ -157,6 +157,9 @@ struct intel_guc { uint64_t submissions[I915_NUM_ENGINES]; uint32_t last_seqno[I915_NUM_ENGINES]; + + /* To serialize the Host2GuC actions */ + struct mutex action_lock; }; /* intel_guc_loader.c */ -- cgit v1.2.3 From 5aa1ee4b12bee127576b3ea41eeafda2c45bc118 Mon Sep 17 00:00:00 2001 From: Akash Goel Date: Wed, 12 Oct 2016 21:54:36 +0530 Subject: drm/i915: Add stats for GuC log buffer flush interrupts GuC firmware sends an interrupt to flush the log buffer when it becomes half full. GuC firmware also tracks how many times the buffer overflowed. It would be useful to maintain a statistics of how many flush interrupts were received and for which type of log buffer, along with the overflow count of each buffer type. Augmented i915_log_info debugfs to report back these statistics. v2: - Update the logic to detect multiple overflows between the 2 flush interrupts and also log a message for overflow (Tvrtko) - Track the number of times there was no free sub buffer to capture the GuC log buffer. (Tvrtko) v3: - Fix the printf field width for overflow counter, set it to 10 as per the max value of u32, which takes 10 digits in decimal form. (Tvrtko) v4: - Move the log buffer overflow handling to a new function for better readability. (Tvrtko) Signed-off-by: Akash Goel Reviewed-by: Tvrtko Ursulin Signed-off-by: Tvrtko Ursulin --- drivers/gpu/drm/i915/i915_debugfs.c | 28 +++++++++++++++++++++++++++ drivers/gpu/drm/i915/i915_guc_submission.c | 31 +++++++++++++++++++++++++++++- drivers/gpu/drm/i915/i915_irq.c | 2 ++ drivers/gpu/drm/i915/intel_guc.h | 7 +++++++ 4 files changed, 67 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index c5716397da20..e24f69cdc69b 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -2416,6 +2416,32 @@ static int i915_guc_load_status_info(struct seq_file *m, void *data) return 0; } +static void i915_guc_log_info(struct seq_file *m, + struct drm_i915_private *dev_priv) +{ + struct intel_guc *guc = &dev_priv->guc; + + seq_puts(m, "\nGuC logging stats:\n"); + + seq_printf(m, "\tISR: flush count %10u, overflow count %10u\n", + guc->log.flush_count[GUC_ISR_LOG_BUFFER], + guc->log.total_overflow_count[GUC_ISR_LOG_BUFFER]); + + seq_printf(m, "\tDPC: flush count %10u, overflow count %10u\n", + guc->log.flush_count[GUC_DPC_LOG_BUFFER], + guc->log.total_overflow_count[GUC_DPC_LOG_BUFFER]); + + seq_printf(m, "\tCRASH: flush count %10u, overflow count %10u\n", + guc->log.flush_count[GUC_CRASH_DUMP_LOG_BUFFER], + guc->log.total_overflow_count[GUC_CRASH_DUMP_LOG_BUFFER]); + + seq_printf(m, "\tTotal flush interrupt count: %u\n", + guc->log.flush_interrupt_count); + + seq_printf(m, "\tCapture miss count: %u\n", + guc->log.capture_miss_count); +} + static void i915_guc_client_info(struct seq_file *m, struct drm_i915_private *dev_priv, struct i915_guc_client *client) @@ -2489,6 +2515,8 @@ static int i915_guc_info(struct seq_file *m, void *data) seq_printf(m, "\nGuC execbuf client @ %p:\n", guc.execbuf_client); i915_guc_client_info(m, dev_priv, &client); + i915_guc_log_info(m, dev_priv); + /* Add more as required ... */ return 0; diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c index cafff7ca71c7..f2d71cadae99 100644 --- a/drivers/gpu/drm/i915/i915_guc_submission.c +++ b/drivers/gpu/drm/i915/i915_guc_submission.c @@ -1016,6 +1016,29 @@ static void *guc_get_write_buffer(struct intel_guc *guc) return relay_reserve(guc->log.relay_chan, 0); } +static bool +guc_check_log_buf_overflow(struct intel_guc *guc, + enum guc_log_buffer_type type, unsigned int full_cnt) +{ + unsigned int prev_full_cnt = guc->log.prev_overflow_count[type]; + bool overflow = false; + + if (full_cnt != prev_full_cnt) { + overflow = true; + + guc->log.prev_overflow_count[type] = full_cnt; + guc->log.total_overflow_count[type] += full_cnt - prev_full_cnt; + + if (full_cnt < prev_full_cnt) { + /* buffer_full_cnt is a 4 bit counter */ + guc->log.total_overflow_count[type] += 16; + } + DRM_ERROR_RATELIMITED("GuC log buffer overflow\n"); + } + + return overflow; +} + static unsigned int guc_get_log_buffer_size(enum guc_log_buffer_type type) { switch (type) { @@ -1036,7 +1059,7 @@ static void guc_read_update_log_buffer(struct intel_guc *guc) { struct guc_log_buffer_state *log_buf_state, *log_buf_snapshot_state; struct guc_log_buffer_state log_buf_state_local; - unsigned int buffer_size, write_offset; + unsigned int buffer_size, write_offset, full_cnt; enum guc_log_buffer_type type; void *src_data, *dst_data; @@ -1062,6 +1085,11 @@ static void guc_read_update_log_buffer(struct intel_guc *guc) sizeof(struct guc_log_buffer_state)); buffer_size = guc_get_log_buffer_size(type); write_offset = log_buf_state_local.sampled_write_ptr; + full_cnt = log_buf_state_local.buffer_full_cnt; + + /* Bookkeeping stuff */ + guc->log.flush_count[type] += log_buf_state_local.flush_to_file; + guc_check_log_buf_overflow(guc, type, full_cnt); /* Update the state of shared log buffer */ log_buf_state->read_ptr = write_offset; @@ -1099,6 +1127,7 @@ static void guc_read_update_log_buffer(struct intel_guc *guc) * getting consumed by User at a slow rate. */ DRM_ERROR_RATELIMITED("no sub-buffer to capture logs\n"); + guc->log.capture_miss_count++; } } diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 253c22109c3f..9111cfdf217a 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -1691,6 +1691,8 @@ static void gen9_guc_irq_handler(struct drm_i915_private *dev_priv, u32 gt_iir) /* Handle flush interrupt in bottom half */ queue_work(dev_priv->guc.log.flush_wq, &dev_priv->guc.log.flush_work); + + dev_priv->guc.log.flush_interrupt_count++; } else { /* Not clearing of unhandled event bits won't result in * re-triggering of the interrupt. diff --git a/drivers/gpu/drm/i915/intel_guc.h b/drivers/gpu/drm/i915/intel_guc.h index 907d13a71c23..d034c9845a22 100644 --- a/drivers/gpu/drm/i915/intel_guc.h +++ b/drivers/gpu/drm/i915/intel_guc.h @@ -130,6 +130,13 @@ struct intel_guc_log { struct workqueue_struct *flush_wq; struct work_struct flush_work; struct rchan *relay_chan; + + /* logging related stats */ + u32 capture_miss_count; + u32 flush_interrupt_count; + u32 prev_overflow_count[GUC_MAX_LOG_BUFFER]; + u32 total_overflow_count[GUC_MAX_LOG_BUFFER]; + u32 flush_count[GUC_MAX_LOG_BUFFER]; }; struct intel_guc { -- cgit v1.2.3 From 6941f3c9ce4a86fdcc25a9af924e32c4b77cae96 Mon Sep 17 00:00:00 2001 From: Akash Goel Date: Wed, 12 Oct 2016 21:54:37 +0530 Subject: drm/i915: Optimization to reduce the sampling time of GuC log buffer GuC firmware sends an interrupt to flush the log buffer when it becomes half full, so Driver doesn't really need to sample the complete buffer and can just copy only the newly written data by GuC into the local buffer, i.e. as per the read & write pointer values. Moreover the flush interrupt would generally come for one type of log buffer, when it becomes half full, so at that time the other 2 types of log buffer would comparatively have much lesser unread data in them. In case of overflow reported by GuC, Driver do need to copy the entire buffer as the whole buffer would contain the unread data. v2: Rebase. v3: Fix the blooper of doing the copy twice. (Tvrtko) v4: Add curlies for 'else' case also, matching the 'if'. (Tvrtko) Signed-off-by: Akash Goel Reviewed-by: Tvrtko Ursulin Signed-off-by: Tvrtko Ursulin --- drivers/gpu/drm/i915/i915_guc_submission.c | 28 +++++++++++++++++++++++++--- 1 file changed, 25 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c index f2d71cadae99..7fb0077aedcd 100644 --- a/drivers/gpu/drm/i915/i915_guc_submission.c +++ b/drivers/gpu/drm/i915/i915_guc_submission.c @@ -1057,11 +1057,12 @@ static unsigned int guc_get_log_buffer_size(enum guc_log_buffer_type type) static void guc_read_update_log_buffer(struct intel_guc *guc) { + unsigned int buffer_size, read_offset, write_offset, bytes_to_copy, full_cnt; struct guc_log_buffer_state *log_buf_state, *log_buf_snapshot_state; struct guc_log_buffer_state log_buf_state_local; - unsigned int buffer_size, write_offset, full_cnt; enum guc_log_buffer_type type; void *src_data, *dst_data; + bool new_overflow; if (WARN_ON(!guc->log.buf_addr)) return; @@ -1084,12 +1085,13 @@ static void guc_read_update_log_buffer(struct intel_guc *guc) memcpy(&log_buf_state_local, log_buf_state, sizeof(struct guc_log_buffer_state)); buffer_size = guc_get_log_buffer_size(type); + read_offset = log_buf_state_local.read_ptr; write_offset = log_buf_state_local.sampled_write_ptr; full_cnt = log_buf_state_local.buffer_full_cnt; /* Bookkeeping stuff */ guc->log.flush_count[type] += log_buf_state_local.flush_to_file; - guc_check_log_buf_overflow(guc, type, full_cnt); + new_overflow = guc_check_log_buf_overflow(guc, type, full_cnt); /* Update the state of shared log buffer */ log_buf_state->read_ptr = write_offset; @@ -1112,7 +1114,27 @@ static void guc_read_update_log_buffer(struct intel_guc *guc) log_buf_snapshot_state++; /* Now copy the actual logs. */ - memcpy(dst_data, src_data, buffer_size); + if (unlikely(new_overflow)) { + /* copy the whole buffer in case of overflow */ + read_offset = 0; + write_offset = buffer_size; + } else if (unlikely((read_offset > buffer_size) || + (write_offset > buffer_size))) { + DRM_ERROR("invalid log buffer state\n"); + /* copy whole buffer as offsets are unreliable */ + read_offset = 0; + write_offset = buffer_size; + } + + /* Just copy the newly written data */ + if (read_offset > write_offset) { + memcpy(dst_data, src_data, write_offset); + bytes_to_copy = buffer_size - read_offset; + } else { + bytes_to_copy = write_offset - read_offset; + } + memcpy(dst_data + read_offset, + src_data + read_offset, bytes_to_copy); src_data += buffer_size; dst_data += buffer_size; -- cgit v1.2.3 From 72c0bc66ca57d1f88df1d330a84c3e362be53af3 Mon Sep 17 00:00:00 2001 From: Akash Goel Date: Wed, 12 Oct 2016 21:54:38 +0530 Subject: drm/i915: Increase GuC log buffer size to reduce flush interrupts In cases where GuC generate logs at a very high rate, correspondingly the rate of flush interrupts is also very high. So far total 8 pages were allocated for storing both ISR & DPC logs. As per the half-full draining protocol followed by GuC, by doubling the number of pages, the frequency of flush interrupts can be cut down to almost half, which then helps in reducing the logging overhead. So now allocating 8 pages apiece for ISR & DPC logs. This also helps in reducing the output log file size, apart from reducing the flush interrupt count. With the original settings, 44 KB was needed for one snapshot. With modified settings, 76 KB is needed for a snapshot which will be equivalent to 2 snapshots of the original setting. So 12KB saving, every 88 KB, over the original setting. Suggested-by: Tvrtko Ursulin Signed-off-by: Akash Goel Reviewed-by: Tvrtko Ursulin Signed-off-by: Tvrtko Ursulin --- drivers/gpu/drm/i915/intel_guc_fwif.h | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_guc_fwif.h b/drivers/gpu/drm/i915/intel_guc_fwif.h index adb1ffdc37c2..324ea902558b 100644 --- a/drivers/gpu/drm/i915/intel_guc_fwif.h +++ b/drivers/gpu/drm/i915/intel_guc_fwif.h @@ -104,9 +104,9 @@ #define GUC_LOG_ALLOC_IN_MEGABYTE (1 << 3) #define GUC_LOG_CRASH_PAGES 1 #define GUC_LOG_CRASH_SHIFT 4 -#define GUC_LOG_DPC_PAGES 3 +#define GUC_LOG_DPC_PAGES 7 #define GUC_LOG_DPC_SHIFT 6 -#define GUC_LOG_ISR_PAGES 3 +#define GUC_LOG_ISR_PAGES 7 #define GUC_LOG_ISR_SHIFT 9 #define GUC_LOG_BUF_ADDR_SHIFT 12 @@ -437,9 +437,9 @@ enum guc_log_buffer_type { * | Crash dump state header | * Page1 +-------------------------------+ * | ISR logs | - * Page5 +-------------------------------+ - * | DPC logs | * Page9 +-------------------------------+ + * | DPC logs | + * Page17 +-------------------------------+ * | Crash Dump logs | * +-------------------------------+ * -- cgit v1.2.3 From 27b85beae0e75232dedf5a141d3eb50f36567dd2 Mon Sep 17 00:00:00 2001 From: Akash Goel Date: Wed, 12 Oct 2016 21:54:39 +0530 Subject: drm/i915: Augment i915 error state to include the dump of GuC log buffer Added the dump of GuC log buffer to i915 error state, as the contents of GuC log buffer would also be useful to determine that why the GPU reset was triggered. v2: - For uniformity use existing helper function print_error_obj() to dump out contents of GuC log buffer, pretty printing is better left to userspace. (Chris) - Skip the dumping of GuC log buffer when logging is disabled as it won't be of any use. - Rebase. v3: Rebase. Suggested-by: Chris Wilson Signed-off-by: Akash Goel Reviewed-by: Tvrtko Ursulin Signed-off-by: Tvrtko Ursulin --- drivers/gpu/drm/i915/i915_drv.h | 1 + drivers/gpu/drm/i915/i915_gpu_error.c | 15 +++++++++++++++ 2 files changed, 16 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 72215b7b5b89..b4cb1f0f0632 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -778,6 +778,7 @@ struct drm_i915_error_state { struct intel_overlay_error_state *overlay; struct intel_display_error_state *display; struct drm_i915_error_object *semaphore; + struct drm_i915_error_object *guc_log; struct drm_i915_error_engine { int engine_id; diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 242b9a927899..48fece3bb7a9 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -702,6 +702,8 @@ int i915_error_state_to_str(struct drm_i915_error_state_buf *m, print_error_obj(m, NULL, "Semaphores", error->semaphore); + print_error_obj(m, NULL, "GuC log buffer", error->guc_log); + if (error->overlay) intel_overlay_print_error_state(m, error->overlay); @@ -782,6 +784,7 @@ static void i915_error_state_free(struct kref *error_ref) } i915_error_object_free(error->semaphore); + i915_error_object_free(error->guc_log); for (i = 0; i < ARRAY_SIZE(error->active_bo); i++) kfree(error->active_bo[i]); @@ -1408,6 +1411,17 @@ static void i915_capture_pinned_buffers(struct drm_i915_private *dev_priv, error->pinned_bo = bo; } +static void i915_gem_capture_guc_log_buffer(struct drm_i915_private *dev_priv, + struct drm_i915_error_state *error) +{ + /* Capturing log buf contents won't be useful if logging was disabled */ + if (!dev_priv->guc.log.vma || (i915.guc_log_level < 0)) + return; + + error->guc_log = i915_error_object_create(dev_priv, + dev_priv->guc.log.vma); +} + /* Capture all registers which don't fit into another category. */ static void i915_capture_reg_state(struct drm_i915_private *dev_priv, struct drm_i915_error_state *error) @@ -1532,6 +1546,7 @@ static int capture(void *data) i915_gem_record_rings(error->i915, error); i915_capture_active_buffers(error->i915, error); i915_capture_pinned_buffers(error->i915, error); + i915_gem_capture_guc_log_buffer(error->i915, error); do_gettimeofday(&error->time); -- cgit v1.2.3 From 896a0cb0fe728b24597439db684b18420ed97fde Mon Sep 17 00:00:00 2001 From: Sagar Arun Kamble Date: Wed, 12 Oct 2016 21:54:40 +0530 Subject: drm/i915: Support for forceful flush of GuC log buffer GuC firmware sends a flush interrupt to Host when the log buffer is half full and at that time only it updates the log buffer state. But in certain cases, as described below, it could be useful to have all that even when log buffer is only partially full. For that there is a force log buffer flush Host2GuC action supported by GuC firmware. For Validation requirements, a forceful flush is needed to collect the left over logs on disabling logging. The same can be done before proceeding with GPU/GuC reset as there could be some data in log buffer which is yet to be captured and those logs would be particularly useful to understand that why the reset was initiated. Signed-off-by: Sagar Arun Kamble Signed-off-by: Akash Goel Reviewed-by: Tvrtko Ursulin Signed-off-by: Tvrtko Ursulin --- drivers/gpu/drm/i915/i915_guc_submission.c | 30 ++++++++++++++++++++++++++++++ drivers/gpu/drm/i915/intel_guc.h | 1 + 2 files changed, 31 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c index 7fb0077aedcd..9fd9a3ae1229 100644 --- a/drivers/gpu/drm/i915/i915_guc_submission.c +++ b/drivers/gpu/drm/i915/i915_guc_submission.c @@ -183,6 +183,16 @@ static int host2guc_logbuffer_flush_complete(struct intel_guc *guc) return host2guc_action(guc, data, 1); } +static int host2guc_force_logbuffer_flush(struct intel_guc *guc) +{ + u32 data[2]; + + data[0] = HOST2GUC_ACTION_FORCE_LOG_BUFFER_FLUSH; + data[1] = 0; + + return host2guc_action(guc, data, 2); +} + /* * Initialise, update, or clear doorbell data shared with the GuC * @@ -1556,6 +1566,26 @@ void i915_guc_capture_logs(struct drm_i915_private *dev_priv) intel_runtime_pm_put(dev_priv); } +void i915_guc_flush_logs(struct drm_i915_private *dev_priv) +{ + if (!i915.enable_guc_submission || (i915.guc_log_level < 0)) + return; + + /* First disable the interrupts, will be renabled afterwards */ + gen9_disable_guc_interrupts(dev_priv); + + /* Before initiating the forceful flush, wait for any pending/ongoing + * flush to complete otherwise forceful flush may not actually happen. + */ + flush_work(&dev_priv->guc.log.flush_work); + + /* Ask GuC to update the log buffer state */ + host2guc_force_logbuffer_flush(&dev_priv->guc); + + /* GuC would have updated log buffer by now, so capture it */ + i915_guc_capture_logs(dev_priv); +} + void i915_guc_unregister(struct drm_i915_private *dev_priv) { if (!i915.enable_guc_submission) diff --git a/drivers/gpu/drm/i915/intel_guc.h b/drivers/gpu/drm/i915/intel_guc.h index d034c9845a22..71da75e7f6b4 100644 --- a/drivers/gpu/drm/i915/intel_guc.h +++ b/drivers/gpu/drm/i915/intel_guc.h @@ -185,6 +185,7 @@ void i915_guc_wq_unreserve(struct drm_i915_gem_request *request); void i915_guc_submission_disable(struct drm_i915_private *dev_priv); void i915_guc_submission_fini(struct drm_i915_private *dev_priv); void i915_guc_capture_logs(struct drm_i915_private *dev_priv); +void i915_guc_flush_logs(struct drm_i915_private *dev_priv); void i915_guc_register(struct drm_i915_private *dev_priv); void i915_guc_unregister(struct drm_i915_private *dev_priv); -- cgit v1.2.3 From 685534ef4c8faff1f69c9962ad3013e17354ff8b Mon Sep 17 00:00:00 2001 From: Sagar Arun Kamble Date: Wed, 12 Oct 2016 21:54:41 +0530 Subject: drm/i915: Debugfs support for GuC logging control This patch provides debugfs interface i915_guc_output_control for on the fly enabling/disabling of logging in GuC firmware and controlling the verbosity level of logs. The value written to the file, should have bit 0 set to enable logging and bits 4-7 should contain the verbosity info. v2: Add a forceful flush, to collect left over logs, on disabling logging. Useful for Validation. v3: Besides minor cleanup, implement read method for the debugfs file and set the guc_log_level to -1 when logging is disabled. (Tvrtko) v4: Minor cleanup & rebase. (Tvrtko) v5: - Lock struct_mutex after the NULL check for guc log buffer vma. (Chris) - Rebase. Signed-off-by: Sagar Arun Kamble Signed-off-by: Akash Goel Reviewed-by: Tvrtko Ursulin Signed-off-by: Tvrtko Ursulin --- drivers/gpu/drm/i915/i915_debugfs.c | 41 ++++++++++++++++++++- drivers/gpu/drm/i915/i915_guc_submission.c | 59 ++++++++++++++++++++++++++++++ drivers/gpu/drm/i915/intel_guc.h | 1 + 3 files changed, 100 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index e24f69cdc69b..be92efe3453f 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -2548,6 +2548,44 @@ static int i915_guc_log_dump(struct seq_file *m, void *data) return 0; } +static int i915_guc_log_control_get(void *data, u64 *val) +{ + struct drm_device *dev = data; + struct drm_i915_private *dev_priv = to_i915(dev); + + if (!dev_priv->guc.log.vma) + return -EINVAL; + + *val = i915.guc_log_level; + + return 0; +} + +static int i915_guc_log_control_set(void *data, u64 val) +{ + struct drm_device *dev = data; + struct drm_i915_private *dev_priv = to_i915(dev); + int ret; + + if (!dev_priv->guc.log.vma) + return -EINVAL; + + ret = mutex_lock_interruptible(&dev->struct_mutex); + if (ret) + return ret; + + intel_runtime_pm_get(dev_priv); + ret = i915_guc_log_control(dev_priv, val); + intel_runtime_pm_put(dev_priv); + + mutex_unlock(&dev->struct_mutex); + return ret; +} + +DEFINE_SIMPLE_ATTRIBUTE(i915_guc_log_control_fops, + i915_guc_log_control_get, i915_guc_log_control_set, + "%lld\n"); + static int i915_edp_psr_status(struct seq_file *m, void *data) { struct drm_i915_private *dev_priv = node_to_i915(m->private); @@ -5454,7 +5492,8 @@ static const struct i915_debugfs_files { {"i915_fbc_false_color", &i915_fbc_fc_fops}, {"i915_dp_test_data", &i915_displayport_test_data_fops}, {"i915_dp_test_type", &i915_displayport_test_type_fops}, - {"i915_dp_test_active", &i915_displayport_test_active_fops} + {"i915_dp_test_active", &i915_displayport_test_active_fops}, + {"i915_guc_log_control", &i915_guc_log_control_fops} }; void intel_display_crc_init(struct drm_i915_private *dev_priv) diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c index 9fd9a3ae1229..6fac8e9cbd38 100644 --- a/drivers/gpu/drm/i915/i915_guc_submission.c +++ b/drivers/gpu/drm/i915/i915_guc_submission.c @@ -193,6 +193,16 @@ static int host2guc_force_logbuffer_flush(struct intel_guc *guc) return host2guc_action(guc, data, 2); } +static int host2guc_logging_control(struct intel_guc *guc, u32 control_val) +{ + u32 data[2]; + + data[0] = HOST2GUC_ACTION_UK_LOG_ENABLE_LOGGING; + data[1] = control_val; + + return host2guc_action(guc, data, 2); +} + /* * Initialise, update, or clear doorbell data shared with the GuC * @@ -1605,3 +1615,52 @@ void i915_guc_register(struct drm_i915_private *dev_priv) guc_log_late_setup(&dev_priv->guc); mutex_unlock(&dev_priv->drm.struct_mutex); } + +int i915_guc_log_control(struct drm_i915_private *dev_priv, u64 control_val) +{ + union guc_log_control log_param; + int ret; + + log_param.value = control_val; + + if (log_param.verbosity < GUC_LOG_VERBOSITY_MIN || + log_param.verbosity > GUC_LOG_VERBOSITY_MAX) + return -EINVAL; + + /* This combination doesn't make sense & won't have any effect */ + if (!log_param.logging_enabled && (i915.guc_log_level < 0)) + return 0; + + ret = host2guc_logging_control(&dev_priv->guc, log_param.value); + if (ret < 0) { + DRM_DEBUG_DRIVER("host2guc action failed %d\n", ret); + return ret; + } + + i915.guc_log_level = log_param.verbosity; + + /* If log_level was set as -1 at boot time, then the relay channel file + * wouldn't have been created by now and interrupts also would not have + * been enabled. + */ + if (!dev_priv->guc.log.relay_chan) { + ret = guc_log_late_setup(&dev_priv->guc); + if (!ret) + gen9_enable_guc_interrupts(dev_priv); + } else if (!log_param.logging_enabled) { + /* Once logging is disabled, GuC won't generate logs & send an + * interrupt. But there could be some data in the log buffer + * which is yet to be captured. So request GuC to update the log + * buffer state and then collect the left over logs. + */ + i915_guc_flush_logs(dev_priv); + + /* As logging is disabled, update log level to reflect that */ + i915.guc_log_level = -1; + } else { + /* In case interrupts were disabled, enable them now */ + gen9_enable_guc_interrupts(dev_priv); + } + + return ret; +} diff --git a/drivers/gpu/drm/i915/intel_guc.h b/drivers/gpu/drm/i915/intel_guc.h index 71da75e7f6b4..49ced0bad0f5 100644 --- a/drivers/gpu/drm/i915/intel_guc.h +++ b/drivers/gpu/drm/i915/intel_guc.h @@ -188,5 +188,6 @@ void i915_guc_capture_logs(struct drm_i915_private *dev_priv); void i915_guc_flush_logs(struct drm_i915_private *dev_priv); void i915_guc_register(struct drm_i915_private *dev_priv); void i915_guc_unregister(struct drm_i915_private *dev_priv); +int i915_guc_log_control(struct drm_i915_private *dev_priv, u64 control_val); #endif -- cgit v1.2.3 From 717065907ff7df57c268eac7bee44fbf3ef6faab Mon Sep 17 00:00:00 2001 From: Akash Goel Date: Wed, 12 Oct 2016 21:54:42 +0530 Subject: drm/i915: Use SSE4.1 movntdqa based memcpy for sampling GuC log buffer To ensure that we always get the up-to-date data from log buffer, its better to access the buffer through an uncached CPU mapping. Also the way buffer is accessed from GuC & Host side, manually doing cache flush may not be effective always if cached CPU mapping is used. In order to avoid any performance drop & have fast reads from the GuC log buffer, used SSE4.1 movntdqa based memcpy function i915_memcpy_from_wc, as copying using movntqda from WC type memory is almost as fast as reading from WB memory. This way log buffer sampling time will not get increased and so would be able to deal with the flush interrupt storm when GuC is generating logs at a very high rate. Ideally SSE 4.1 should be present on all chipsets supporting GuC based submisssions, but if not then logging will not be enabled. v2: Rebase. v3: Squash the WC type vmalloc mapping patch with this patch. (Chris) Suggested-by: Chris Wilson Signed-off-by: Akash Goel Reviewed-by: Tvrtko Ursulin Signed-off-by: Tvrtko Ursulin --- drivers/gpu/drm/i915/i915_guc_submission.c | 25 ++++++++++++++++++------- 1 file changed, 18 insertions(+), 7 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c index 6fac8e9cbd38..8cdcc459884f 100644 --- a/drivers/gpu/drm/i915/i915_guc_submission.c +++ b/drivers/gpu/drm/i915/i915_guc_submission.c @@ -1148,18 +1148,16 @@ static void guc_read_update_log_buffer(struct intel_guc *guc) /* Just copy the newly written data */ if (read_offset > write_offset) { - memcpy(dst_data, src_data, write_offset); + i915_memcpy_from_wc(dst_data, src_data, write_offset); bytes_to_copy = buffer_size - read_offset; } else { bytes_to_copy = write_offset - read_offset; } - memcpy(dst_data + read_offset, - src_data + read_offset, bytes_to_copy); + i915_memcpy_from_wc(dst_data + read_offset, + src_data + read_offset, bytes_to_copy); src_data += buffer_size; dst_data += buffer_size; - - /* FIXME: invalidate/flush for log buffer needed */ } if (log_buf_snapshot_state) @@ -1219,8 +1217,11 @@ static int guc_log_create_extras(struct intel_guc *guc) return 0; if (!guc->log.buf_addr) { - /* Create a vmalloc mapping of log buffer pages */ - vaddr = i915_gem_object_pin_map(guc->log.vma->obj, I915_MAP_WB); + /* Create a WC (Uncached for read) vmalloc mapping of log + * buffer pages, so that we can directly get the data + * (up-to-date) from memory. + */ + vaddr = i915_gem_object_pin_map(guc->log.vma->obj, I915_MAP_WC); if (IS_ERR(vaddr)) { ret = PTR_ERR(vaddr); DRM_ERROR("Couldn't map log buffer pages %d\n", ret); @@ -1263,6 +1264,16 @@ static void guc_log_create(struct intel_guc *guc) vma = guc->log.vma; if (!vma) { + /* We require SSE 4.1 for fast reads from the GuC log buffer and + * it should be present on the chipsets supporting GuC based + * submisssions. + */ + if (WARN_ON(!i915_memcpy_from_wc(NULL, NULL, 0))) { + /* logging will not be enabled */ + i915.guc_log_level = -1; + return; + } + vma = guc_allocate_vma(guc, size); if (IS_ERR(vma)) { /* logging will be off */ -- cgit v1.2.3 From 1e6b8b0dc8d48f413237c215ceaea031f3469b2d Mon Sep 17 00:00:00 2001 From: Akash Goel Date: Wed, 12 Oct 2016 21:54:43 +0530 Subject: drm/i915: Early creation of relay channel for capturing boot time logs As per the current i915 Driver load sequence, debugfs registration is done at the end and so the relay channel debugfs file is also created after that but the GuC firmware is loaded much earlier in the sequence. As a result Driver could miss capturing the boot-time logs of GuC firmware if there are flush interrupts from the GuC side. Relay has a provision to support early logging where initially only relay channel can be created, to have buffers for storing logs, and later on channel can be associated with a debugfs file at appropriate time. Have availed that, which allows Driver to capture boot time logs also, which can be collected once Userspace comes up. v2: - Remove the couple of FIXMEs, as now the relay channel will be created early before enabling the flush interrupts, so no possibility of relay channel pointer being modified & read at the same time from 2 different execution contexts. - Rebase. v3: - Add a comment to justiy setting 'is_global' before the NULL check on the parent directory dentry pointer. Suggested-by: Chris Wilson Signed-off-by: Akash Goel Reviewed-by: Tvrtko Ursulin Signed-off-by: Tvrtko Ursulin --- drivers/gpu/drm/i915/i915_guc_submission.c | 71 ++++++++++++++++++++---------- 1 file changed, 47 insertions(+), 24 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c index 8cdcc459884f..ac8fe8bd97aa 100644 --- a/drivers/gpu/drm/i915/i915_guc_submission.c +++ b/drivers/gpu/drm/i915/i915_guc_submission.c @@ -915,15 +915,16 @@ static struct dentry *create_buf_file_callback(const char *filename, { struct dentry *buf_file; - if (!parent) - return NULL; - /* This to enable the use of a single buffer for the relay channel and * correspondingly have a single file exposed to User, through which * it can collect the logs in order without any post-processing. + * Need to set 'is_global' even if parent is NULL for early logging. */ *is_global = 1; + if (!parent) + return NULL; + /* Not using the channel filename passed as an argument, since for each * channel relay appends the corresponding CPU number to the filename * passed in relay_open(). This should be fine as relay just needs a @@ -956,13 +957,40 @@ static void guc_log_remove_relay_file(struct intel_guc *guc) relay_close(guc->log.relay_chan); } -static int guc_log_create_relay_file(struct intel_guc *guc) +static int guc_log_create_relay_channel(struct intel_guc *guc) { struct drm_i915_private *dev_priv = guc_to_i915(guc); struct rchan *guc_log_relay_chan; - struct dentry *log_dir; size_t n_subbufs, subbuf_size; + /* Keep the size of sub buffers same as shared log buffer */ + subbuf_size = guc->log.vma->obj->base.size; + + /* Store up to 8 snapshots, which is large enough to buffer sufficient + * boot time logs and provides enough leeway to User, in terms of + * latency, for consuming the logs from relay. Also doesn't take + * up too much memory. + */ + n_subbufs = 8; + + guc_log_relay_chan = relay_open(NULL, NULL, subbuf_size, + n_subbufs, &relay_callbacks, dev_priv); + if (!guc_log_relay_chan) { + DRM_ERROR("Couldn't create relay chan for GuC logging\n"); + return -ENOMEM; + } + + GEM_BUG_ON(guc_log_relay_chan->subbuf_size < subbuf_size); + guc->log.relay_chan = guc_log_relay_chan; + return 0; +} + +static int guc_log_create_relay_file(struct intel_guc *guc) +{ + struct drm_i915_private *dev_priv = guc_to_i915(guc); + struct dentry *log_dir; + int ret; + /* For now create the log file in /sys/kernel/debug/dri/0 dir */ log_dir = dev_priv->drm.primary->debugfs_root; @@ -982,26 +1010,12 @@ static int guc_log_create_relay_file(struct intel_guc *guc) return -ENODEV; } - /* Keep the size of sub buffers same as shared log buffer */ - subbuf_size = guc->log.vma->obj->base.size; - - /* Store up to 8 snapshots, which is large enough to buffer sufficient - * boot time logs and provides enough leeway to User, in terms of - * latency, for consuming the logs from relay. Also doesn't take - * up too much memory. - */ - n_subbufs = 8; - - guc_log_relay_chan = relay_open("guc_log", log_dir, subbuf_size, - n_subbufs, &relay_callbacks, dev_priv); - if (!guc_log_relay_chan) { - DRM_ERROR("Couldn't create relay chan for GuC logging\n"); - return -ENOMEM; + ret = relay_late_setup_files(guc->log.relay_chan, "guc_log", log_dir); + if (ret) { + DRM_ERROR("Couldn't associate relay chan with file %d\n", ret); + return ret; } - GEM_BUG_ON(guc_log_relay_chan->subbuf_size < subbuf_size); - /* FIXME: Cover the update under a lock ? */ - guc->log.relay_chan = guc_log_relay_chan; return 0; } @@ -1021,7 +1035,6 @@ static void guc_move_to_next_buf(struct intel_guc *guc) static void *guc_get_write_buffer(struct intel_guc *guc) { - /* FIXME: Cover the check under a lock ? */ if (!guc->log.relay_chan) return NULL; @@ -1231,6 +1244,16 @@ static int guc_log_create_extras(struct intel_guc *guc) guc->log.buf_addr = vaddr; } + if (!guc->log.relay_chan) { + /* Create a relay channel, so that we have buffers for storing + * the GuC firmware logs, the channel will be linked with a file + * later on when debugfs is registered. + */ + ret = guc_log_create_relay_channel(guc); + if (ret) + return ret; + } + if (!guc->log.flush_wq) { INIT_WORK(&guc->log.flush_work, guc_capture_logs_work); -- cgit v1.2.3 From 7ef54de7fdf13953c1721e4b6b43e7b8d76d5521 Mon Sep 17 00:00:00 2001 From: Akash Goel Date: Wed, 12 Oct 2016 21:54:44 +0530 Subject: drm/i915: Mark the GuC log buffer flush interrupts handling WQ as freezable The GuC log buffer flush work item has to do a register access to send the ack to GuC and this work item, if not synced before suspend, can potentially get executed after the GFX device is suspended. This work item function uses rpm get/put calls around the Hw access, which covers the rpm suspend case but for system suspend a sync would be required as kernel can potentially schedule the work items even after some devices, including GFX, have been put to suspend. But sync has to be done only for the system suspend case, as sync along with rpm get/put can cause a deadlock for rpm suspend path. To have the sync, but like a NOOP, for rpm suspend path also this work item could have been queued from the irq handler only when the device is runtime active & kept active while that work item is pending or getting executed but an interrupt can come even after the device is out of use and so can potentially lead to missing of this work item. By marking the workqueue, dedicated for handling GuC log buffer flush interrupts, as freezable we don't have to bother about flushing of this work item from the suspend hooks, the pending work item if any will be either executed before the suspend or scheduled later on resume. This way the handling of log buffer flush work item can be kept same between system suspend & rpm suspend. Suggested-by: Imre Deak Cc: Imre Deak Signed-off-by: Akash Goel Reviewed-by: Imre Deak Signed-off-by: Tvrtko Ursulin --- drivers/gpu/drm/i915/i915_guc_submission.c | 15 ++++++++++++--- 1 file changed, 12 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c index ac8fe8bd97aa..bf65ffa7e4ce 100644 --- a/drivers/gpu/drm/i915/i915_guc_submission.c +++ b/drivers/gpu/drm/i915/i915_guc_submission.c @@ -1257,10 +1257,19 @@ static int guc_log_create_extras(struct intel_guc *guc) if (!guc->log.flush_wq) { INIT_WORK(&guc->log.flush_work, guc_capture_logs_work); - /* Need a dedicated wq to process log buffer flush interrupts - * from GuC without much delay so as to avoid any loss of logs. + /* + * GuC log buffer flush work item has to do register access to + * send the ack to GuC and this work item, if not synced before + * suspend, can potentially get executed after the GFX device is + * suspended. + * By marking the WQ as freezable, we don't have to bother about + * flushing of this work item from the suspend hooks, the pending + * work item if any will be either executed before the suspend + * or scheduled later on resume. This way the handling of work + * item can be kept same between system suspend & rpm suspend. */ - guc->log.flush_wq = alloc_ordered_workqueue("i915-guc_log", WQ_HIGHPRI); + guc->log.flush_wq = alloc_ordered_workqueue("i915-guc_log", + WQ_HIGHPRI | WQ_FREEZABLE); if (guc->log.flush_wq == NULL) { DRM_ERROR("Couldn't allocate the wq for GuC logging\n"); return -ENOMEM; -- cgit v1.2.3 From de867c20b94b6d52a0b10cb02f10a1f475abf7f5 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 25 Oct 2016 13:16:02 +0100 Subject: drm/i915: Include the kernel uptime in the error state As well as knowing when the error occurred, it is more interesting to me to know how long after booting the error occurred, and for good measure record the time since last hw initialisation. Signed-off-by: Chris Wilson Reviewed-by: Matthew Auld Link: http://patchwork.freedesktop.org/patch/msgid/20161025121602.1457-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_drv.h | 4 ++++ drivers/gpu/drm/i915/i915_gem.c | 2 ++ drivers/gpu/drm/i915/i915_gpu_error.c | 12 ++++++++++-- 3 files changed, 16 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index b4cb1f0f0632..7a621c74254e 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -746,6 +746,8 @@ struct intel_display_error_state; struct drm_i915_error_state { struct kref ref; struct timeval time; + struct timeval boottime; + struct timeval uptime; struct drm_i915_private *i915; @@ -2099,6 +2101,8 @@ struct drm_i915_private { * off the idle_work. */ struct delayed_work idle_work; + + ktime_t last_init_time; } gt; /* perform PHY state sanity checks? */ diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 0e26ee96856e..9361c7b54a7f 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -4470,6 +4470,8 @@ i915_gem_init_hw(struct drm_device *dev) enum intel_engine_id id; int ret; + dev_priv->gt.last_init_time = ktime_get(); + /* Double layer security blanket, see i915_gem_init() */ intel_uncore_forcewake_get(dev_priv, FORCEWAKE_ALL); diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 48fece3bb7a9..d5feace8de0d 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -546,9 +546,13 @@ int i915_error_state_to_str(struct drm_i915_error_state_buf *m, } err_printf(m, "%s\n", error->error_msg); - err_printf(m, "Time: %ld s %ld us\n", error->time.tv_sec, - error->time.tv_usec); err_printf(m, "Kernel: " UTS_RELEASE "\n"); + err_printf(m, "Time: %ld s %ld us\n", + error->time.tv_sec, error->time.tv_usec); + err_printf(m, "Boottime: %ld s %ld us\n", + error->boottime.tv_sec, error->boottime.tv_usec); + err_printf(m, "Uptime: %ld s %ld us\n", + error->uptime.tv_sec, error->uptime.tv_usec); err_print_capabilities(m, &error->device_info); max_hangcheck_score = 0; for (i = 0; i < ARRAY_SIZE(error->engine); i++) { @@ -1549,6 +1553,10 @@ static int capture(void *data) i915_gem_capture_guc_log_buffer(error->i915, error); do_gettimeofday(&error->time); + error->boottime = ktime_to_timeval(ktime_get_boottime()); + error->uptime = + ktime_to_timeval(ktime_sub(ktime_get(), + error->i915->gt.last_init_time)); error->overlay = intel_overlay_capture_error_state(error->i915); error->display = intel_display_capture_error_state(error->i915); -- cgit v1.2.3 From f54d1867005c3323f5d8ad83eed823e84226c429 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 25 Oct 2016 13:00:45 +0100 Subject: dma-buf: Rename struct fence to dma_fence MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit I plan to usurp the short name of struct fence for a core kernel struct, and so I need to rename the specialised fence/timeline for DMA operations to make room. A consensus was reached in https://lists.freedesktop.org/archives/dri-devel/2016-July/113083.html that making clear this fence applies to DMA operations was a good thing. Since then the patch has grown a bit as usage increases, so hopefully it remains a good thing! (v2...: rebase, rerun spatch) v3: Compile on msm, spotted a manual fixup that I broke. v4: Try again for msm, sorry Daniel coccinelle script: @@ @@ - struct fence + struct dma_fence @@ @@ - struct fence_ops + struct dma_fence_ops @@ @@ - struct fence_cb + struct dma_fence_cb @@ @@ - struct fence_array + struct dma_fence_array @@ @@ - enum fence_flag_bits + enum dma_fence_flag_bits @@ @@ ( - fence_init + dma_fence_init | - fence_release + dma_fence_release | - fence_free + dma_fence_free | - fence_get + dma_fence_get | - fence_get_rcu + dma_fence_get_rcu | - fence_put + dma_fence_put | - fence_signal + dma_fence_signal | - fence_signal_locked + dma_fence_signal_locked | - fence_default_wait + dma_fence_default_wait | - fence_add_callback + dma_fence_add_callback | - fence_remove_callback + dma_fence_remove_callback | - fence_enable_sw_signaling + dma_fence_enable_sw_signaling | - fence_is_signaled_locked + dma_fence_is_signaled_locked | - fence_is_signaled + dma_fence_is_signaled | - fence_is_later + dma_fence_is_later | - fence_later + dma_fence_later | - fence_wait_timeout + dma_fence_wait_timeout | - fence_wait_any_timeout + dma_fence_wait_any_timeout | - fence_wait + dma_fence_wait | - fence_context_alloc + dma_fence_context_alloc | - fence_array_create + dma_fence_array_create | - to_fence_array + to_dma_fence_array | - fence_is_array + dma_fence_is_array | - trace_fence_emit + trace_dma_fence_emit | - FENCE_TRACE + DMA_FENCE_TRACE | - FENCE_WARN + DMA_FENCE_WARN | - FENCE_ERR + DMA_FENCE_ERR ) ( ... ) Signed-off-by: Chris Wilson Reviewed-by: Gustavo Padovan Acked-by: Sumit Semwal Acked-by: Christian König Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/20161025120045.28839-1-chris@chris-wilson.co.uk --- Documentation/sync_file.txt | 14 +- drivers/base/Kconfig | 6 +- drivers/dma-buf/Kconfig | 2 +- drivers/dma-buf/Makefile | 2 +- drivers/dma-buf/dma-buf.c | 28 +- drivers/dma-buf/dma-fence-array.c | 146 +++++++ drivers/dma-buf/dma-fence.c | 537 ++++++++++++++++++++++++ drivers/dma-buf/fence-array.c | 145 ------- drivers/dma-buf/fence.c | 534 ----------------------- drivers/dma-buf/reservation.c | 94 +++-- drivers/dma-buf/seqno-fence.c | 18 +- drivers/dma-buf/sw_sync.c | 48 +-- drivers/dma-buf/sync_debug.c | 13 +- drivers/dma-buf/sync_debug.h | 9 +- drivers/dma-buf/sync_file.c | 63 +-- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 54 +-- drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c | 8 +- drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 16 +- drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c | 22 +- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 14 +- drivers/gpu/drm/amd/amdgpu/amdgpu_display.c | 16 +- drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c | 58 +-- drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | 6 +- drivers/gpu/drm/amd/amdgpu/amdgpu_job.c | 22 +- drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 14 +- drivers/gpu/drm/amd/amdgpu/amdgpu_object.h | 8 +- drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c | 24 +- drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c | 48 ++- drivers/gpu/drm/amd/amdgpu/amdgpu_test.c | 12 +- drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h | 4 +- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 10 +- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h | 4 +- drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c | 26 +- drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h | 4 +- drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c | 26 +- drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h | 4 +- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 79 ++-- drivers/gpu/drm/amd/amdgpu/cik_sdma.c | 6 +- drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c | 6 +- drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c | 6 +- drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 12 +- drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c | 6 +- drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c | 6 +- drivers/gpu/drm/amd/amdgpu/si_dma.c | 6 +- drivers/gpu/drm/amd/scheduler/gpu_sched_trace.h | 4 +- drivers/gpu/drm/amd/scheduler/gpu_scheduler.c | 67 +-- drivers/gpu/drm/amd/scheduler/gpu_scheduler.h | 26 +- drivers/gpu/drm/amd/scheduler/sched_fence.c | 48 ++- drivers/gpu/drm/drm_atomic.c | 2 +- drivers/gpu/drm/drm_atomic_helper.c | 8 +- drivers/gpu/drm/drm_fops.c | 6 +- drivers/gpu/drm/etnaviv/etnaviv_gem.c | 6 +- drivers/gpu/drm/etnaviv/etnaviv_gpu.c | 46 +- drivers/gpu/drm/etnaviv/etnaviv_gpu.h | 4 +- drivers/gpu/drm/i915/i915_gem_request.c | 32 +- drivers/gpu/drm/i915/i915_gem_request.h | 18 +- drivers/gpu/drm/i915/i915_sw_fence.c | 41 +- drivers/gpu/drm/i915/i915_sw_fence.h | 8 +- drivers/gpu/drm/i915/i915_trace.h | 2 +- drivers/gpu/drm/i915/intel_breadcrumbs.c | 4 +- drivers/gpu/drm/i915/intel_engine_cs.c | 2 +- drivers/gpu/drm/msm/msm_drv.h | 2 +- drivers/gpu/drm/msm/msm_fence.c | 28 +- drivers/gpu/drm/msm/msm_fence.h | 2 +- drivers/gpu/drm/msm/msm_gem.c | 14 +- drivers/gpu/drm/msm/msm_gem.h | 2 +- drivers/gpu/drm/msm/msm_gem_submit.c | 8 +- drivers/gpu/drm/msm/msm_gpu.c | 2 +- drivers/gpu/drm/nouveau/nouveau_bo.c | 6 +- drivers/gpu/drm/nouveau/nouveau_fence.c | 80 ++-- drivers/gpu/drm/nouveau/nouveau_fence.h | 6 +- drivers/gpu/drm/nouveau/nouveau_gem.c | 2 +- drivers/gpu/drm/nouveau/nv04_fence.c | 2 +- drivers/gpu/drm/nouveau/nv10_fence.c | 2 +- drivers/gpu/drm/nouveau/nv17_fence.c | 2 +- drivers/gpu/drm/nouveau/nv50_fence.c | 2 +- drivers/gpu/drm/nouveau/nv84_fence.c | 2 +- drivers/gpu/drm/qxl/qxl_drv.h | 4 +- drivers/gpu/drm/qxl/qxl_release.c | 35 +- drivers/gpu/drm/radeon/radeon.h | 10 +- drivers/gpu/drm/radeon/radeon_device.c | 2 +- drivers/gpu/drm/radeon/radeon_display.c | 8 +- drivers/gpu/drm/radeon/radeon_fence.c | 56 +-- drivers/gpu/drm/radeon/radeon_sync.c | 6 +- drivers/gpu/drm/radeon/radeon_uvd.c | 2 +- drivers/gpu/drm/ttm/ttm_bo.c | 24 +- drivers/gpu/drm/ttm/ttm_bo_util.c | 22 +- drivers/gpu/drm/ttm/ttm_bo_vm.c | 8 +- drivers/gpu/drm/ttm/ttm_execbuf_util.c | 3 +- drivers/gpu/drm/vgem/vgem_fence.c | 53 +-- drivers/gpu/drm/virtio/virtgpu_drv.h | 2 +- drivers/gpu/drm/virtio/virtgpu_fence.c | 26 +- drivers/gpu/drm/virtio/virtgpu_ioctl.c | 12 +- drivers/gpu/drm/virtio/virtgpu_kms.c | 2 +- drivers/gpu/drm/virtio/virtgpu_plane.c | 2 +- drivers/gpu/drm/vmwgfx/vmwgfx_fence.c | 44 +- drivers/gpu/drm/vmwgfx/vmwgfx_fence.h | 8 +- drivers/gpu/drm/vmwgfx/vmwgfx_resource.c | 2 +- include/drm/drmP.h | 4 +- include/drm/drm_crtc.h | 2 +- include/drm/drm_plane.h | 2 +- include/drm/ttm/ttm_bo_api.h | 2 +- include/drm/ttm/ttm_bo_driver.h | 6 +- include/drm/ttm/ttm_execbuf_util.h | 2 +- include/linux/dma-buf.h | 4 +- include/linux/dma-fence-array.h | 86 ++++ include/linux/dma-fence.h | 437 +++++++++++++++++++ include/linux/fence-array.h | 84 ---- include/linux/fence.h | 424 ------------------- include/linux/reservation.h | 28 +- include/linux/seqno-fence.h | 20 +- include/linux/sync_file.h | 14 +- include/trace/events/dma_fence.h | 128 ++++++ include/trace/events/fence.h | 128 ------ 114 files changed, 2206 insertions(+), 2168 deletions(-) create mode 100644 drivers/dma-buf/dma-fence-array.c create mode 100644 drivers/dma-buf/dma-fence.c delete mode 100644 drivers/dma-buf/fence-array.c delete mode 100644 drivers/dma-buf/fence.c create mode 100644 include/linux/dma-fence-array.h create mode 100644 include/linux/dma-fence.h delete mode 100644 include/linux/fence-array.h delete mode 100644 include/linux/fence.h create mode 100644 include/trace/events/dma_fence.h delete mode 100644 include/trace/events/fence.h (limited to 'drivers') diff --git a/Documentation/sync_file.txt b/Documentation/sync_file.txt index b63a68531afd..269681a6faec 100644 --- a/Documentation/sync_file.txt +++ b/Documentation/sync_file.txt @@ -6,7 +6,7 @@ This document serves as a guide for device drivers writers on what the sync_file API is, and how drivers can support it. Sync file is the carrier of -the fences(struct fence) that are needed to synchronize between drivers or +the fences(struct dma_fence) that are needed to synchronize between drivers or across process boundaries. The sync_file API is meant to be used to send and receive fence information @@ -32,9 +32,9 @@ in-fences and out-fences Sync files can go either to or from userspace. When a sync_file is sent from the driver to userspace we call the fences it contains 'out-fences'. They are related to a buffer that the driver is processing or is going to process, so -the driver creates an out-fence to be able to notify, through fence_signal(), -when it has finished using (or processing) that buffer. Out-fences are fences -that the driver creates. +the driver creates an out-fence to be able to notify, through +dma_fence_signal(), when it has finished using (or processing) that buffer. +Out-fences are fences that the driver creates. On the other hand if the driver receives fence(s) through a sync_file from userspace we call these fence(s) 'in-fences'. Receiveing in-fences means that @@ -47,7 +47,7 @@ Creating Sync Files When a driver needs to send an out-fence userspace it creates a sync_file. Interface: - struct sync_file *sync_file_create(struct fence *fence); + struct sync_file *sync_file_create(struct dma_fence *fence); The caller pass the out-fence and gets back the sync_file. That is just the first step, next it needs to install an fd on sync_file->file. So it gets an @@ -72,11 +72,11 @@ of the Sync File to the kernel. The kernel can then retrieve the fences from it. Interface: - struct fence *sync_file_get_fence(int fd); + struct dma_fence *sync_file_get_fence(int fd); The returned reference is owned by the caller and must be disposed of -afterwards using fence_put(). In case of error, a NULL is returned instead. +afterwards using dma_fence_put(). In case of error, a NULL is returned instead. References: [1] struct sync_file in include/linux/sync_file.h diff --git a/drivers/base/Kconfig b/drivers/base/Kconfig index fdf44cac08e6..37bf25c6b4a6 100644 --- a/drivers/base/Kconfig +++ b/drivers/base/Kconfig @@ -248,11 +248,11 @@ config DMA_SHARED_BUFFER APIs extension; the file's descriptor can then be passed on to other driver. -config FENCE_TRACE - bool "Enable verbose FENCE_TRACE messages" +config DMA_FENCE_TRACE + bool "Enable verbose DMA_FENCE_TRACE messages" depends on DMA_SHARED_BUFFER help - Enable the FENCE_TRACE printks. This will add extra + Enable the DMA_FENCE_TRACE printks. This will add extra spam to the console log, but will make it easier to diagnose lockup related problems for dma-buffers shared across multiple devices. diff --git a/drivers/dma-buf/Kconfig b/drivers/dma-buf/Kconfig index 2585821b24ab..ed3b785bae37 100644 --- a/drivers/dma-buf/Kconfig +++ b/drivers/dma-buf/Kconfig @@ -7,7 +7,7 @@ config SYNC_FILE select DMA_SHARED_BUFFER ---help--- The Sync File Framework adds explicit syncronization via - userspace. It enables send/receive 'struct fence' objects to/from + userspace. It enables send/receive 'struct dma_fence' objects to/from userspace via Sync File fds for synchronization between drivers via userspace components. It has been ported from Android. diff --git a/drivers/dma-buf/Makefile b/drivers/dma-buf/Makefile index 210a10bfad2b..c33bf8863147 100644 --- a/drivers/dma-buf/Makefile +++ b/drivers/dma-buf/Makefile @@ -1,3 +1,3 @@ -obj-y := dma-buf.o fence.o reservation.o seqno-fence.o fence-array.o +obj-y := dma-buf.o dma-fence.o dma-fence-array.o reservation.o seqno-fence.o obj-$(CONFIG_SYNC_FILE) += sync_file.o obj-$(CONFIG_SW_SYNC) += sw_sync.o sync_debug.o diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c index cf04d249a6a4..e72e64484131 100644 --- a/drivers/dma-buf/dma-buf.c +++ b/drivers/dma-buf/dma-buf.c @@ -25,7 +25,7 @@ #include #include #include -#include +#include #include #include #include @@ -124,7 +124,7 @@ static loff_t dma_buf_llseek(struct file *file, loff_t offset, int whence) return base + offset; } -static void dma_buf_poll_cb(struct fence *fence, struct fence_cb *cb) +static void dma_buf_poll_cb(struct dma_fence *fence, struct dma_fence_cb *cb) { struct dma_buf_poll_cb_t *dcb = (struct dma_buf_poll_cb_t *)cb; unsigned long flags; @@ -140,7 +140,7 @@ static unsigned int dma_buf_poll(struct file *file, poll_table *poll) struct dma_buf *dmabuf; struct reservation_object *resv; struct reservation_object_list *fobj; - struct fence *fence_excl; + struct dma_fence *fence_excl; unsigned long events; unsigned shared_count, seq; @@ -187,20 +187,20 @@ retry: spin_unlock_irq(&dmabuf->poll.lock); if (events & pevents) { - if (!fence_get_rcu(fence_excl)) { + if (!dma_fence_get_rcu(fence_excl)) { /* force a recheck */ events &= ~pevents; dma_buf_poll_cb(NULL, &dcb->cb); - } else if (!fence_add_callback(fence_excl, &dcb->cb, - dma_buf_poll_cb)) { + } else if (!dma_fence_add_callback(fence_excl, &dcb->cb, + dma_buf_poll_cb)) { events &= ~pevents; - fence_put(fence_excl); + dma_fence_put(fence_excl); } else { /* * No callback queued, wake up any additional * waiters. */ - fence_put(fence_excl); + dma_fence_put(fence_excl); dma_buf_poll_cb(NULL, &dcb->cb); } } @@ -222,9 +222,9 @@ retry: goto out; for (i = 0; i < shared_count; ++i) { - struct fence *fence = rcu_dereference(fobj->shared[i]); + struct dma_fence *fence = rcu_dereference(fobj->shared[i]); - if (!fence_get_rcu(fence)) { + if (!dma_fence_get_rcu(fence)) { /* * fence refcount dropped to zero, this means * that fobj has been freed @@ -235,13 +235,13 @@ retry: dma_buf_poll_cb(NULL, &dcb->cb); break; } - if (!fence_add_callback(fence, &dcb->cb, - dma_buf_poll_cb)) { - fence_put(fence); + if (!dma_fence_add_callback(fence, &dcb->cb, + dma_buf_poll_cb)) { + dma_fence_put(fence); events &= ~POLLOUT; break; } - fence_put(fence); + dma_fence_put(fence); } /* No callback queued, wake up any additional waiters. */ diff --git a/drivers/dma-buf/dma-fence-array.c b/drivers/dma-buf/dma-fence-array.c new file mode 100644 index 000000000000..67eb7c8fb88c --- /dev/null +++ b/drivers/dma-buf/dma-fence-array.c @@ -0,0 +1,146 @@ +/* + * dma-fence-array: aggregate fences to be waited together + * + * Copyright (C) 2016 Collabora Ltd + * Copyright (C) 2016 Advanced Micro Devices, Inc. + * Authors: + * Gustavo Padovan + * Christian König + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + */ + +#include +#include +#include + +static const char *dma_fence_array_get_driver_name(struct dma_fence *fence) +{ + return "dma_fence_array"; +} + +static const char *dma_fence_array_get_timeline_name(struct dma_fence *fence) +{ + return "unbound"; +} + +static void dma_fence_array_cb_func(struct dma_fence *f, + struct dma_fence_cb *cb) +{ + struct dma_fence_array_cb *array_cb = + container_of(cb, struct dma_fence_array_cb, cb); + struct dma_fence_array *array = array_cb->array; + + if (atomic_dec_and_test(&array->num_pending)) + dma_fence_signal(&array->base); + dma_fence_put(&array->base); +} + +static bool dma_fence_array_enable_signaling(struct dma_fence *fence) +{ + struct dma_fence_array *array = to_dma_fence_array(fence); + struct dma_fence_array_cb *cb = (void *)(&array[1]); + unsigned i; + + for (i = 0; i < array->num_fences; ++i) { + cb[i].array = array; + /* + * As we may report that the fence is signaled before all + * callbacks are complete, we need to take an additional + * reference count on the array so that we do not free it too + * early. The core fence handling will only hold the reference + * until we signal the array as complete (but that is now + * insufficient). + */ + dma_fence_get(&array->base); + if (dma_fence_add_callback(array->fences[i], &cb[i].cb, + dma_fence_array_cb_func)) { + dma_fence_put(&array->base); + if (atomic_dec_and_test(&array->num_pending)) + return false; + } + } + + return true; +} + +static bool dma_fence_array_signaled(struct dma_fence *fence) +{ + struct dma_fence_array *array = to_dma_fence_array(fence); + + return atomic_read(&array->num_pending) <= 0; +} + +static void dma_fence_array_release(struct dma_fence *fence) +{ + struct dma_fence_array *array = to_dma_fence_array(fence); + unsigned i; + + for (i = 0; i < array->num_fences; ++i) + dma_fence_put(array->fences[i]); + + kfree(array->fences); + dma_fence_free(fence); +} + +const struct dma_fence_ops dma_fence_array_ops = { + .get_driver_name = dma_fence_array_get_driver_name, + .get_timeline_name = dma_fence_array_get_timeline_name, + .enable_signaling = dma_fence_array_enable_signaling, + .signaled = dma_fence_array_signaled, + .wait = dma_fence_default_wait, + .release = dma_fence_array_release, +}; +EXPORT_SYMBOL(dma_fence_array_ops); + +/** + * dma_fence_array_create - Create a custom fence array + * @num_fences: [in] number of fences to add in the array + * @fences: [in] array containing the fences + * @context: [in] fence context to use + * @seqno: [in] sequence number to use + * @signal_on_any: [in] signal on any fence in the array + * + * Allocate a dma_fence_array object and initialize the base fence with + * dma_fence_init(). + * In case of error it returns NULL. + * + * The caller should allocate the fences array with num_fences size + * and fill it with the fences it wants to add to the object. Ownership of this + * array is taken and dma_fence_put() is used on each fence on release. + * + * If @signal_on_any is true the fence array signals if any fence in the array + * signals, otherwise it signals when all fences in the array signal. + */ +struct dma_fence_array *dma_fence_array_create(int num_fences, + struct dma_fence **fences, + u64 context, unsigned seqno, + bool signal_on_any) +{ + struct dma_fence_array *array; + size_t size = sizeof(*array); + + /* Allocate the callback structures behind the array. */ + size += num_fences * sizeof(struct dma_fence_array_cb); + array = kzalloc(size, GFP_KERNEL); + if (!array) + return NULL; + + spin_lock_init(&array->lock); + dma_fence_init(&array->base, &dma_fence_array_ops, &array->lock, + context, seqno); + + array->num_fences = num_fences; + atomic_set(&array->num_pending, signal_on_any ? 1 : num_fences); + array->fences = fences; + + return array; +} +EXPORT_SYMBOL(dma_fence_array_create); diff --git a/drivers/dma-buf/dma-fence.c b/drivers/dma-buf/dma-fence.c new file mode 100644 index 000000000000..3a7bf009c21c --- /dev/null +++ b/drivers/dma-buf/dma-fence.c @@ -0,0 +1,537 @@ +/* + * Fence mechanism for dma-buf and to allow for asynchronous dma access + * + * Copyright (C) 2012 Canonical Ltd + * Copyright (C) 2012 Texas Instruments + * + * Authors: + * Rob Clark + * Maarten Lankhorst + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + */ + +#include +#include +#include +#include + +#define CREATE_TRACE_POINTS +#include + +EXPORT_TRACEPOINT_SYMBOL(dma_fence_annotate_wait_on); +EXPORT_TRACEPOINT_SYMBOL(dma_fence_emit); + +/* + * fence context counter: each execution context should have its own + * fence context, this allows checking if fences belong to the same + * context or not. One device can have multiple separate contexts, + * and they're used if some engine can run independently of another. + */ +static atomic64_t dma_fence_context_counter = ATOMIC64_INIT(0); + +/** + * dma_fence_context_alloc - allocate an array of fence contexts + * @num: [in] amount of contexts to allocate + * + * This function will return the first index of the number of fences allocated. + * The fence context is used for setting fence->context to a unique number. + */ +u64 dma_fence_context_alloc(unsigned num) +{ + BUG_ON(!num); + return atomic64_add_return(num, &dma_fence_context_counter) - num; +} +EXPORT_SYMBOL(dma_fence_context_alloc); + +/** + * dma_fence_signal_locked - signal completion of a fence + * @fence: the fence to signal + * + * Signal completion for software callbacks on a fence, this will unblock + * dma_fence_wait() calls and run all the callbacks added with + * dma_fence_add_callback(). Can be called multiple times, but since a fence + * can only go from unsignaled to signaled state, it will only be effective + * the first time. + * + * Unlike dma_fence_signal, this function must be called with fence->lock held. + */ +int dma_fence_signal_locked(struct dma_fence *fence) +{ + struct dma_fence_cb *cur, *tmp; + int ret = 0; + + lockdep_assert_held(fence->lock); + + if (WARN_ON(!fence)) + return -EINVAL; + + if (!ktime_to_ns(fence->timestamp)) { + fence->timestamp = ktime_get(); + smp_mb__before_atomic(); + } + + if (test_and_set_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) { + ret = -EINVAL; + + /* + * we might have raced with the unlocked dma_fence_signal, + * still run through all callbacks + */ + } else + trace_dma_fence_signaled(fence); + + list_for_each_entry_safe(cur, tmp, &fence->cb_list, node) { + list_del_init(&cur->node); + cur->func(fence, cur); + } + return ret; +} +EXPORT_SYMBOL(dma_fence_signal_locked); + +/** + * dma_fence_signal - signal completion of a fence + * @fence: the fence to signal + * + * Signal completion for software callbacks on a fence, this will unblock + * dma_fence_wait() calls and run all the callbacks added with + * dma_fence_add_callback(). Can be called multiple times, but since a fence + * can only go from unsignaled to signaled state, it will only be effective + * the first time. + */ +int dma_fence_signal(struct dma_fence *fence) +{ + unsigned long flags; + + if (!fence) + return -EINVAL; + + if (!ktime_to_ns(fence->timestamp)) { + fence->timestamp = ktime_get(); + smp_mb__before_atomic(); + } + + if (test_and_set_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) + return -EINVAL; + + trace_dma_fence_signaled(fence); + + if (test_bit(DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT, &fence->flags)) { + struct dma_fence_cb *cur, *tmp; + + spin_lock_irqsave(fence->lock, flags); + list_for_each_entry_safe(cur, tmp, &fence->cb_list, node) { + list_del_init(&cur->node); + cur->func(fence, cur); + } + spin_unlock_irqrestore(fence->lock, flags); + } + return 0; +} +EXPORT_SYMBOL(dma_fence_signal); + +/** + * dma_fence_wait_timeout - sleep until the fence gets signaled + * or until timeout elapses + * @fence: [in] the fence to wait on + * @intr: [in] if true, do an interruptible wait + * @timeout: [in] timeout value in jiffies, or MAX_SCHEDULE_TIMEOUT + * + * Returns -ERESTARTSYS if interrupted, 0 if the wait timed out, or the + * remaining timeout in jiffies on success. Other error values may be + * returned on custom implementations. + * + * Performs a synchronous wait on this fence. It is assumed the caller + * directly or indirectly (buf-mgr between reservation and committing) + * holds a reference to the fence, otherwise the fence might be + * freed before return, resulting in undefined behavior. + */ +signed long +dma_fence_wait_timeout(struct dma_fence *fence, bool intr, signed long timeout) +{ + signed long ret; + + if (WARN_ON(timeout < 0)) + return -EINVAL; + + if (timeout == 0) + return dma_fence_is_signaled(fence); + + trace_dma_fence_wait_start(fence); + ret = fence->ops->wait(fence, intr, timeout); + trace_dma_fence_wait_end(fence); + return ret; +} +EXPORT_SYMBOL(dma_fence_wait_timeout); + +void dma_fence_release(struct kref *kref) +{ + struct dma_fence *fence = + container_of(kref, struct dma_fence, refcount); + + trace_dma_fence_destroy(fence); + + BUG_ON(!list_empty(&fence->cb_list)); + + if (fence->ops->release) + fence->ops->release(fence); + else + dma_fence_free(fence); +} +EXPORT_SYMBOL(dma_fence_release); + +void dma_fence_free(struct dma_fence *fence) +{ + kfree_rcu(fence, rcu); +} +EXPORT_SYMBOL(dma_fence_free); + +/** + * dma_fence_enable_sw_signaling - enable signaling on fence + * @fence: [in] the fence to enable + * + * this will request for sw signaling to be enabled, to make the fence + * complete as soon as possible + */ +void dma_fence_enable_sw_signaling(struct dma_fence *fence) +{ + unsigned long flags; + + if (!test_and_set_bit(DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT, + &fence->flags) && + !test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) { + trace_dma_fence_enable_signal(fence); + + spin_lock_irqsave(fence->lock, flags); + + if (!fence->ops->enable_signaling(fence)) + dma_fence_signal_locked(fence); + + spin_unlock_irqrestore(fence->lock, flags); + } +} +EXPORT_SYMBOL(dma_fence_enable_sw_signaling); + +/** + * dma_fence_add_callback - add a callback to be called when the fence + * is signaled + * @fence: [in] the fence to wait on + * @cb: [in] the callback to register + * @func: [in] the function to call + * + * cb will be initialized by dma_fence_add_callback, no initialization + * by the caller is required. Any number of callbacks can be registered + * to a fence, but a callback can only be registered to one fence at a time. + * + * Note that the callback can be called from an atomic context. If + * fence is already signaled, this function will return -ENOENT (and + * *not* call the callback) + * + * Add a software callback to the fence. Same restrictions apply to + * refcount as it does to dma_fence_wait, however the caller doesn't need to + * keep a refcount to fence afterwards: when software access is enabled, + * the creator of the fence is required to keep the fence alive until + * after it signals with dma_fence_signal. The callback itself can be called + * from irq context. + * + */ +int dma_fence_add_callback(struct dma_fence *fence, struct dma_fence_cb *cb, + dma_fence_func_t func) +{ + unsigned long flags; + int ret = 0; + bool was_set; + + if (WARN_ON(!fence || !func)) + return -EINVAL; + + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) { + INIT_LIST_HEAD(&cb->node); + return -ENOENT; + } + + spin_lock_irqsave(fence->lock, flags); + + was_set = test_and_set_bit(DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT, + &fence->flags); + + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) + ret = -ENOENT; + else if (!was_set) { + trace_dma_fence_enable_signal(fence); + + if (!fence->ops->enable_signaling(fence)) { + dma_fence_signal_locked(fence); + ret = -ENOENT; + } + } + + if (!ret) { + cb->func = func; + list_add_tail(&cb->node, &fence->cb_list); + } else + INIT_LIST_HEAD(&cb->node); + spin_unlock_irqrestore(fence->lock, flags); + + return ret; +} +EXPORT_SYMBOL(dma_fence_add_callback); + +/** + * dma_fence_remove_callback - remove a callback from the signaling list + * @fence: [in] the fence to wait on + * @cb: [in] the callback to remove + * + * Remove a previously queued callback from the fence. This function returns + * true if the callback is successfully removed, or false if the fence has + * already been signaled. + * + * *WARNING*: + * Cancelling a callback should only be done if you really know what you're + * doing, since deadlocks and race conditions could occur all too easily. For + * this reason, it should only ever be done on hardware lockup recovery, + * with a reference held to the fence. + */ +bool +dma_fence_remove_callback(struct dma_fence *fence, struct dma_fence_cb *cb) +{ + unsigned long flags; + bool ret; + + spin_lock_irqsave(fence->lock, flags); + + ret = !list_empty(&cb->node); + if (ret) + list_del_init(&cb->node); + + spin_unlock_irqrestore(fence->lock, flags); + + return ret; +} +EXPORT_SYMBOL(dma_fence_remove_callback); + +struct default_wait_cb { + struct dma_fence_cb base; + struct task_struct *task; +}; + +static void +dma_fence_default_wait_cb(struct dma_fence *fence, struct dma_fence_cb *cb) +{ + struct default_wait_cb *wait = + container_of(cb, struct default_wait_cb, base); + + wake_up_state(wait->task, TASK_NORMAL); +} + +/** + * dma_fence_default_wait - default sleep until the fence gets signaled + * or until timeout elapses + * @fence: [in] the fence to wait on + * @intr: [in] if true, do an interruptible wait + * @timeout: [in] timeout value in jiffies, or MAX_SCHEDULE_TIMEOUT + * + * Returns -ERESTARTSYS if interrupted, 0 if the wait timed out, or the + * remaining timeout in jiffies on success. + */ +signed long +dma_fence_default_wait(struct dma_fence *fence, bool intr, signed long timeout) +{ + struct default_wait_cb cb; + unsigned long flags; + signed long ret = timeout; + bool was_set; + + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) + return timeout; + + spin_lock_irqsave(fence->lock, flags); + + if (intr && signal_pending(current)) { + ret = -ERESTARTSYS; + goto out; + } + + was_set = test_and_set_bit(DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT, + &fence->flags); + + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) + goto out; + + if (!was_set) { + trace_dma_fence_enable_signal(fence); + + if (!fence->ops->enable_signaling(fence)) { + dma_fence_signal_locked(fence); + goto out; + } + } + + cb.base.func = dma_fence_default_wait_cb; + cb.task = current; + list_add(&cb.base.node, &fence->cb_list); + + while (!test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags) && ret > 0) { + if (intr) + __set_current_state(TASK_INTERRUPTIBLE); + else + __set_current_state(TASK_UNINTERRUPTIBLE); + spin_unlock_irqrestore(fence->lock, flags); + + ret = schedule_timeout(ret); + + spin_lock_irqsave(fence->lock, flags); + if (ret > 0 && intr && signal_pending(current)) + ret = -ERESTARTSYS; + } + + if (!list_empty(&cb.base.node)) + list_del(&cb.base.node); + __set_current_state(TASK_RUNNING); + +out: + spin_unlock_irqrestore(fence->lock, flags); + return ret; +} +EXPORT_SYMBOL(dma_fence_default_wait); + +static bool +dma_fence_test_signaled_any(struct dma_fence **fences, uint32_t count) +{ + int i; + + for (i = 0; i < count; ++i) { + struct dma_fence *fence = fences[i]; + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) + return true; + } + return false; +} + +/** + * dma_fence_wait_any_timeout - sleep until any fence gets signaled + * or until timeout elapses + * @fences: [in] array of fences to wait on + * @count: [in] number of fences to wait on + * @intr: [in] if true, do an interruptible wait + * @timeout: [in] timeout value in jiffies, or MAX_SCHEDULE_TIMEOUT + * + * Returns -EINVAL on custom fence wait implementation, -ERESTARTSYS if + * interrupted, 0 if the wait timed out, or the remaining timeout in jiffies + * on success. + * + * Synchronous waits for the first fence in the array to be signaled. The + * caller needs to hold a reference to all fences in the array, otherwise a + * fence might be freed before return, resulting in undefined behavior. + */ +signed long +dma_fence_wait_any_timeout(struct dma_fence **fences, uint32_t count, + bool intr, signed long timeout) +{ + struct default_wait_cb *cb; + signed long ret = timeout; + unsigned i; + + if (WARN_ON(!fences || !count || timeout < 0)) + return -EINVAL; + + if (timeout == 0) { + for (i = 0; i < count; ++i) + if (dma_fence_is_signaled(fences[i])) + return 1; + + return 0; + } + + cb = kcalloc(count, sizeof(struct default_wait_cb), GFP_KERNEL); + if (cb == NULL) { + ret = -ENOMEM; + goto err_free_cb; + } + + for (i = 0; i < count; ++i) { + struct dma_fence *fence = fences[i]; + + if (fence->ops->wait != dma_fence_default_wait) { + ret = -EINVAL; + goto fence_rm_cb; + } + + cb[i].task = current; + if (dma_fence_add_callback(fence, &cb[i].base, + dma_fence_default_wait_cb)) { + /* This fence is already signaled */ + goto fence_rm_cb; + } + } + + while (ret > 0) { + if (intr) + set_current_state(TASK_INTERRUPTIBLE); + else + set_current_state(TASK_UNINTERRUPTIBLE); + + if (dma_fence_test_signaled_any(fences, count)) + break; + + ret = schedule_timeout(ret); + + if (ret > 0 && intr && signal_pending(current)) + ret = -ERESTARTSYS; + } + + __set_current_state(TASK_RUNNING); + +fence_rm_cb: + while (i-- > 0) + dma_fence_remove_callback(fences[i], &cb[i].base); + +err_free_cb: + kfree(cb); + + return ret; +} +EXPORT_SYMBOL(dma_fence_wait_any_timeout); + +/** + * dma_fence_init - Initialize a custom fence. + * @fence: [in] the fence to initialize + * @ops: [in] the dma_fence_ops for operations on this fence + * @lock: [in] the irqsafe spinlock to use for locking this fence + * @context: [in] the execution context this fence is run on + * @seqno: [in] a linear increasing sequence number for this context + * + * Initializes an allocated fence, the caller doesn't have to keep its + * refcount after committing with this fence, but it will need to hold a + * refcount again if dma_fence_ops.enable_signaling gets called. This can + * be used for other implementing other types of fence. + * + * context and seqno are used for easy comparison between fences, allowing + * to check which fence is later by simply using dma_fence_later. + */ +void +dma_fence_init(struct dma_fence *fence, const struct dma_fence_ops *ops, + spinlock_t *lock, u64 context, unsigned seqno) +{ + BUG_ON(!lock); + BUG_ON(!ops || !ops->wait || !ops->enable_signaling || + !ops->get_driver_name || !ops->get_timeline_name); + + kref_init(&fence->refcount); + fence->ops = ops; + INIT_LIST_HEAD(&fence->cb_list); + fence->lock = lock; + fence->context = context; + fence->seqno = seqno; + fence->flags = 0UL; + + trace_dma_fence_init(fence); +} +EXPORT_SYMBOL(dma_fence_init); diff --git a/drivers/dma-buf/fence-array.c b/drivers/dma-buf/fence-array.c deleted file mode 100644 index f1989fcaf354..000000000000 --- a/drivers/dma-buf/fence-array.c +++ /dev/null @@ -1,145 +0,0 @@ -/* - * fence-array: aggregate fences to be waited together - * - * Copyright (C) 2016 Collabora Ltd - * Copyright (C) 2016 Advanced Micro Devices, Inc. - * Authors: - * Gustavo Padovan - * Christian König - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - */ - -#include -#include -#include - -static void fence_array_cb_func(struct fence *f, struct fence_cb *cb); - -static const char *fence_array_get_driver_name(struct fence *fence) -{ - return "fence_array"; -} - -static const char *fence_array_get_timeline_name(struct fence *fence) -{ - return "unbound"; -} - -static void fence_array_cb_func(struct fence *f, struct fence_cb *cb) -{ - struct fence_array_cb *array_cb = - container_of(cb, struct fence_array_cb, cb); - struct fence_array *array = array_cb->array; - - if (atomic_dec_and_test(&array->num_pending)) - fence_signal(&array->base); - fence_put(&array->base); -} - -static bool fence_array_enable_signaling(struct fence *fence) -{ - struct fence_array *array = to_fence_array(fence); - struct fence_array_cb *cb = (void *)(&array[1]); - unsigned i; - - for (i = 0; i < array->num_fences; ++i) { - cb[i].array = array; - /* - * As we may report that the fence is signaled before all - * callbacks are complete, we need to take an additional - * reference count on the array so that we do not free it too - * early. The core fence handling will only hold the reference - * until we signal the array as complete (but that is now - * insufficient). - */ - fence_get(&array->base); - if (fence_add_callback(array->fences[i], &cb[i].cb, - fence_array_cb_func)) { - fence_put(&array->base); - if (atomic_dec_and_test(&array->num_pending)) - return false; - } - } - - return true; -} - -static bool fence_array_signaled(struct fence *fence) -{ - struct fence_array *array = to_fence_array(fence); - - return atomic_read(&array->num_pending) <= 0; -} - -static void fence_array_release(struct fence *fence) -{ - struct fence_array *array = to_fence_array(fence); - unsigned i; - - for (i = 0; i < array->num_fences; ++i) - fence_put(array->fences[i]); - - kfree(array->fences); - fence_free(fence); -} - -const struct fence_ops fence_array_ops = { - .get_driver_name = fence_array_get_driver_name, - .get_timeline_name = fence_array_get_timeline_name, - .enable_signaling = fence_array_enable_signaling, - .signaled = fence_array_signaled, - .wait = fence_default_wait, - .release = fence_array_release, -}; -EXPORT_SYMBOL(fence_array_ops); - -/** - * fence_array_create - Create a custom fence array - * @num_fences: [in] number of fences to add in the array - * @fences: [in] array containing the fences - * @context: [in] fence context to use - * @seqno: [in] sequence number to use - * @signal_on_any: [in] signal on any fence in the array - * - * Allocate a fence_array object and initialize the base fence with fence_init(). - * In case of error it returns NULL. - * - * The caller should allocate the fences array with num_fences size - * and fill it with the fences it wants to add to the object. Ownership of this - * array is taken and fence_put() is used on each fence on release. - * - * If @signal_on_any is true the fence array signals if any fence in the array - * signals, otherwise it signals when all fences in the array signal. - */ -struct fence_array *fence_array_create(int num_fences, struct fence **fences, - u64 context, unsigned seqno, - bool signal_on_any) -{ - struct fence_array *array; - size_t size = sizeof(*array); - - /* Allocate the callback structures behind the array. */ - size += num_fences * sizeof(struct fence_array_cb); - array = kzalloc(size, GFP_KERNEL); - if (!array) - return NULL; - - spin_lock_init(&array->lock); - fence_init(&array->base, &fence_array_ops, &array->lock, - context, seqno); - - array->num_fences = num_fences; - atomic_set(&array->num_pending, signal_on_any ? 1 : num_fences); - array->fences = fences; - - return array; -} -EXPORT_SYMBOL(fence_array_create); diff --git a/drivers/dma-buf/fence.c b/drivers/dma-buf/fence.c deleted file mode 100644 index cc05dddc77a6..000000000000 --- a/drivers/dma-buf/fence.c +++ /dev/null @@ -1,534 +0,0 @@ -/* - * Fence mechanism for dma-buf and to allow for asynchronous dma access - * - * Copyright (C) 2012 Canonical Ltd - * Copyright (C) 2012 Texas Instruments - * - * Authors: - * Rob Clark - * Maarten Lankhorst - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - */ - -#include -#include -#include -#include - -#define CREATE_TRACE_POINTS -#include - -EXPORT_TRACEPOINT_SYMBOL(fence_annotate_wait_on); -EXPORT_TRACEPOINT_SYMBOL(fence_emit); - -/* - * fence context counter: each execution context should have its own - * fence context, this allows checking if fences belong to the same - * context or not. One device can have multiple separate contexts, - * and they're used if some engine can run independently of another. - */ -static atomic64_t fence_context_counter = ATOMIC64_INIT(0); - -/** - * fence_context_alloc - allocate an array of fence contexts - * @num: [in] amount of contexts to allocate - * - * This function will return the first index of the number of fences allocated. - * The fence context is used for setting fence->context to a unique number. - */ -u64 fence_context_alloc(unsigned num) -{ - BUG_ON(!num); - return atomic64_add_return(num, &fence_context_counter) - num; -} -EXPORT_SYMBOL(fence_context_alloc); - -/** - * fence_signal_locked - signal completion of a fence - * @fence: the fence to signal - * - * Signal completion for software callbacks on a fence, this will unblock - * fence_wait() calls and run all the callbacks added with - * fence_add_callback(). Can be called multiple times, but since a fence - * can only go from unsignaled to signaled state, it will only be effective - * the first time. - * - * Unlike fence_signal, this function must be called with fence->lock held. - */ -int fence_signal_locked(struct fence *fence) -{ - struct fence_cb *cur, *tmp; - int ret = 0; - - lockdep_assert_held(fence->lock); - - if (WARN_ON(!fence)) - return -EINVAL; - - if (!ktime_to_ns(fence->timestamp)) { - fence->timestamp = ktime_get(); - smp_mb__before_atomic(); - } - - if (test_and_set_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) { - ret = -EINVAL; - - /* - * we might have raced with the unlocked fence_signal, - * still run through all callbacks - */ - } else - trace_fence_signaled(fence); - - list_for_each_entry_safe(cur, tmp, &fence->cb_list, node) { - list_del_init(&cur->node); - cur->func(fence, cur); - } - return ret; -} -EXPORT_SYMBOL(fence_signal_locked); - -/** - * fence_signal - signal completion of a fence - * @fence: the fence to signal - * - * Signal completion for software callbacks on a fence, this will unblock - * fence_wait() calls and run all the callbacks added with - * fence_add_callback(). Can be called multiple times, but since a fence - * can only go from unsignaled to signaled state, it will only be effective - * the first time. - */ -int fence_signal(struct fence *fence) -{ - unsigned long flags; - - if (!fence) - return -EINVAL; - - if (!ktime_to_ns(fence->timestamp)) { - fence->timestamp = ktime_get(); - smp_mb__before_atomic(); - } - - if (test_and_set_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) - return -EINVAL; - - trace_fence_signaled(fence); - - if (test_bit(FENCE_FLAG_ENABLE_SIGNAL_BIT, &fence->flags)) { - struct fence_cb *cur, *tmp; - - spin_lock_irqsave(fence->lock, flags); - list_for_each_entry_safe(cur, tmp, &fence->cb_list, node) { - list_del_init(&cur->node); - cur->func(fence, cur); - } - spin_unlock_irqrestore(fence->lock, flags); - } - return 0; -} -EXPORT_SYMBOL(fence_signal); - -/** - * fence_wait_timeout - sleep until the fence gets signaled - * or until timeout elapses - * @fence: [in] the fence to wait on - * @intr: [in] if true, do an interruptible wait - * @timeout: [in] timeout value in jiffies, or MAX_SCHEDULE_TIMEOUT - * - * Returns -ERESTARTSYS if interrupted, 0 if the wait timed out, or the - * remaining timeout in jiffies on success. Other error values may be - * returned on custom implementations. - * - * Performs a synchronous wait on this fence. It is assumed the caller - * directly or indirectly (buf-mgr between reservation and committing) - * holds a reference to the fence, otherwise the fence might be - * freed before return, resulting in undefined behavior. - */ -signed long -fence_wait_timeout(struct fence *fence, bool intr, signed long timeout) -{ - signed long ret; - - if (WARN_ON(timeout < 0)) - return -EINVAL; - - if (timeout == 0) - return fence_is_signaled(fence); - - trace_fence_wait_start(fence); - ret = fence->ops->wait(fence, intr, timeout); - trace_fence_wait_end(fence); - return ret; -} -EXPORT_SYMBOL(fence_wait_timeout); - -void fence_release(struct kref *kref) -{ - struct fence *fence = - container_of(kref, struct fence, refcount); - - trace_fence_destroy(fence); - - BUG_ON(!list_empty(&fence->cb_list)); - - if (fence->ops->release) - fence->ops->release(fence); - else - fence_free(fence); -} -EXPORT_SYMBOL(fence_release); - -void fence_free(struct fence *fence) -{ - kfree_rcu(fence, rcu); -} -EXPORT_SYMBOL(fence_free); - -/** - * fence_enable_sw_signaling - enable signaling on fence - * @fence: [in] the fence to enable - * - * this will request for sw signaling to be enabled, to make the fence - * complete as soon as possible - */ -void fence_enable_sw_signaling(struct fence *fence) -{ - unsigned long flags; - - if (!test_and_set_bit(FENCE_FLAG_ENABLE_SIGNAL_BIT, &fence->flags) && - !test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) { - trace_fence_enable_signal(fence); - - spin_lock_irqsave(fence->lock, flags); - - if (!fence->ops->enable_signaling(fence)) - fence_signal_locked(fence); - - spin_unlock_irqrestore(fence->lock, flags); - } -} -EXPORT_SYMBOL(fence_enable_sw_signaling); - -/** - * fence_add_callback - add a callback to be called when the fence - * is signaled - * @fence: [in] the fence to wait on - * @cb: [in] the callback to register - * @func: [in] the function to call - * - * cb will be initialized by fence_add_callback, no initialization - * by the caller is required. Any number of callbacks can be registered - * to a fence, but a callback can only be registered to one fence at a time. - * - * Note that the callback can be called from an atomic context. If - * fence is already signaled, this function will return -ENOENT (and - * *not* call the callback) - * - * Add a software callback to the fence. Same restrictions apply to - * refcount as it does to fence_wait, however the caller doesn't need to - * keep a refcount to fence afterwards: when software access is enabled, - * the creator of the fence is required to keep the fence alive until - * after it signals with fence_signal. The callback itself can be called - * from irq context. - * - */ -int fence_add_callback(struct fence *fence, struct fence_cb *cb, - fence_func_t func) -{ - unsigned long flags; - int ret = 0; - bool was_set; - - if (WARN_ON(!fence || !func)) - return -EINVAL; - - if (test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) { - INIT_LIST_HEAD(&cb->node); - return -ENOENT; - } - - spin_lock_irqsave(fence->lock, flags); - - was_set = test_and_set_bit(FENCE_FLAG_ENABLE_SIGNAL_BIT, &fence->flags); - - if (test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) - ret = -ENOENT; - else if (!was_set) { - trace_fence_enable_signal(fence); - - if (!fence->ops->enable_signaling(fence)) { - fence_signal_locked(fence); - ret = -ENOENT; - } - } - - if (!ret) { - cb->func = func; - list_add_tail(&cb->node, &fence->cb_list); - } else - INIT_LIST_HEAD(&cb->node); - spin_unlock_irqrestore(fence->lock, flags); - - return ret; -} -EXPORT_SYMBOL(fence_add_callback); - -/** - * fence_remove_callback - remove a callback from the signaling list - * @fence: [in] the fence to wait on - * @cb: [in] the callback to remove - * - * Remove a previously queued callback from the fence. This function returns - * true if the callback is successfully removed, or false if the fence has - * already been signaled. - * - * *WARNING*: - * Cancelling a callback should only be done if you really know what you're - * doing, since deadlocks and race conditions could occur all too easily. For - * this reason, it should only ever be done on hardware lockup recovery, - * with a reference held to the fence. - */ -bool -fence_remove_callback(struct fence *fence, struct fence_cb *cb) -{ - unsigned long flags; - bool ret; - - spin_lock_irqsave(fence->lock, flags); - - ret = !list_empty(&cb->node); - if (ret) - list_del_init(&cb->node); - - spin_unlock_irqrestore(fence->lock, flags); - - return ret; -} -EXPORT_SYMBOL(fence_remove_callback); - -struct default_wait_cb { - struct fence_cb base; - struct task_struct *task; -}; - -static void -fence_default_wait_cb(struct fence *fence, struct fence_cb *cb) -{ - struct default_wait_cb *wait = - container_of(cb, struct default_wait_cb, base); - - wake_up_state(wait->task, TASK_NORMAL); -} - -/** - * fence_default_wait - default sleep until the fence gets signaled - * or until timeout elapses - * @fence: [in] the fence to wait on - * @intr: [in] if true, do an interruptible wait - * @timeout: [in] timeout value in jiffies, or MAX_SCHEDULE_TIMEOUT - * - * Returns -ERESTARTSYS if interrupted, 0 if the wait timed out, or the - * remaining timeout in jiffies on success. - */ -signed long -fence_default_wait(struct fence *fence, bool intr, signed long timeout) -{ - struct default_wait_cb cb; - unsigned long flags; - signed long ret = timeout; - bool was_set; - - if (test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) - return timeout; - - spin_lock_irqsave(fence->lock, flags); - - if (intr && signal_pending(current)) { - ret = -ERESTARTSYS; - goto out; - } - - was_set = test_and_set_bit(FENCE_FLAG_ENABLE_SIGNAL_BIT, &fence->flags); - - if (test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) - goto out; - - if (!was_set) { - trace_fence_enable_signal(fence); - - if (!fence->ops->enable_signaling(fence)) { - fence_signal_locked(fence); - goto out; - } - } - - cb.base.func = fence_default_wait_cb; - cb.task = current; - list_add(&cb.base.node, &fence->cb_list); - - while (!test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags) && ret > 0) { - if (intr) - __set_current_state(TASK_INTERRUPTIBLE); - else - __set_current_state(TASK_UNINTERRUPTIBLE); - spin_unlock_irqrestore(fence->lock, flags); - - ret = schedule_timeout(ret); - - spin_lock_irqsave(fence->lock, flags); - if (ret > 0 && intr && signal_pending(current)) - ret = -ERESTARTSYS; - } - - if (!list_empty(&cb.base.node)) - list_del(&cb.base.node); - __set_current_state(TASK_RUNNING); - -out: - spin_unlock_irqrestore(fence->lock, flags); - return ret; -} -EXPORT_SYMBOL(fence_default_wait); - -static bool -fence_test_signaled_any(struct fence **fences, uint32_t count) -{ - int i; - - for (i = 0; i < count; ++i) { - struct fence *fence = fences[i]; - if (test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) - return true; - } - return false; -} - -/** - * fence_wait_any_timeout - sleep until any fence gets signaled - * or until timeout elapses - * @fences: [in] array of fences to wait on - * @count: [in] number of fences to wait on - * @intr: [in] if true, do an interruptible wait - * @timeout: [in] timeout value in jiffies, or MAX_SCHEDULE_TIMEOUT - * - * Returns -EINVAL on custom fence wait implementation, -ERESTARTSYS if - * interrupted, 0 if the wait timed out, or the remaining timeout in jiffies - * on success. - * - * Synchronous waits for the first fence in the array to be signaled. The - * caller needs to hold a reference to all fences in the array, otherwise a - * fence might be freed before return, resulting in undefined behavior. - */ -signed long -fence_wait_any_timeout(struct fence **fences, uint32_t count, - bool intr, signed long timeout) -{ - struct default_wait_cb *cb; - signed long ret = timeout; - unsigned i; - - if (WARN_ON(!fences || !count || timeout < 0)) - return -EINVAL; - - if (timeout == 0) { - for (i = 0; i < count; ++i) - if (fence_is_signaled(fences[i])) - return 1; - - return 0; - } - - cb = kcalloc(count, sizeof(struct default_wait_cb), GFP_KERNEL); - if (cb == NULL) { - ret = -ENOMEM; - goto err_free_cb; - } - - for (i = 0; i < count; ++i) { - struct fence *fence = fences[i]; - - if (fence->ops->wait != fence_default_wait) { - ret = -EINVAL; - goto fence_rm_cb; - } - - cb[i].task = current; - if (fence_add_callback(fence, &cb[i].base, - fence_default_wait_cb)) { - /* This fence is already signaled */ - goto fence_rm_cb; - } - } - - while (ret > 0) { - if (intr) - set_current_state(TASK_INTERRUPTIBLE); - else - set_current_state(TASK_UNINTERRUPTIBLE); - - if (fence_test_signaled_any(fences, count)) - break; - - ret = schedule_timeout(ret); - - if (ret > 0 && intr && signal_pending(current)) - ret = -ERESTARTSYS; - } - - __set_current_state(TASK_RUNNING); - -fence_rm_cb: - while (i-- > 0) - fence_remove_callback(fences[i], &cb[i].base); - -err_free_cb: - kfree(cb); - - return ret; -} -EXPORT_SYMBOL(fence_wait_any_timeout); - -/** - * fence_init - Initialize a custom fence. - * @fence: [in] the fence to initialize - * @ops: [in] the fence_ops for operations on this fence - * @lock: [in] the irqsafe spinlock to use for locking this fence - * @context: [in] the execution context this fence is run on - * @seqno: [in] a linear increasing sequence number for this context - * - * Initializes an allocated fence, the caller doesn't have to keep its - * refcount after committing with this fence, but it will need to hold a - * refcount again if fence_ops.enable_signaling gets called. This can - * be used for other implementing other types of fence. - * - * context and seqno are used for easy comparison between fences, allowing - * to check which fence is later by simply using fence_later. - */ -void -fence_init(struct fence *fence, const struct fence_ops *ops, - spinlock_t *lock, u64 context, unsigned seqno) -{ - BUG_ON(!lock); - BUG_ON(!ops || !ops->wait || !ops->enable_signaling || - !ops->get_driver_name || !ops->get_timeline_name); - - kref_init(&fence->refcount); - fence->ops = ops; - INIT_LIST_HEAD(&fence->cb_list); - fence->lock = lock; - fence->context = context; - fence->seqno = seqno; - fence->flags = 0UL; - - trace_fence_init(fence); -} -EXPORT_SYMBOL(fence_init); diff --git a/drivers/dma-buf/reservation.c b/drivers/dma-buf/reservation.c index 82de59f7cbbd..7ed56f3edfb7 100644 --- a/drivers/dma-buf/reservation.c +++ b/drivers/dma-buf/reservation.c @@ -102,17 +102,17 @@ EXPORT_SYMBOL(reservation_object_reserve_shared); static void reservation_object_add_shared_inplace(struct reservation_object *obj, struct reservation_object_list *fobj, - struct fence *fence) + struct dma_fence *fence) { u32 i; - fence_get(fence); + dma_fence_get(fence); preempt_disable(); write_seqcount_begin(&obj->seq); for (i = 0; i < fobj->shared_count; ++i) { - struct fence *old_fence; + struct dma_fence *old_fence; old_fence = rcu_dereference_protected(fobj->shared[i], reservation_object_held(obj)); @@ -123,7 +123,7 @@ reservation_object_add_shared_inplace(struct reservation_object *obj, write_seqcount_end(&obj->seq); preempt_enable(); - fence_put(old_fence); + dma_fence_put(old_fence); return; } } @@ -143,12 +143,12 @@ static void reservation_object_add_shared_replace(struct reservation_object *obj, struct reservation_object_list *old, struct reservation_object_list *fobj, - struct fence *fence) + struct dma_fence *fence) { unsigned i; - struct fence *old_fence = NULL; + struct dma_fence *old_fence = NULL; - fence_get(fence); + dma_fence_get(fence); if (!old) { RCU_INIT_POINTER(fobj->shared[0], fence); @@ -165,7 +165,7 @@ reservation_object_add_shared_replace(struct reservation_object *obj, fobj->shared_count = old->shared_count; for (i = 0; i < old->shared_count; ++i) { - struct fence *check; + struct dma_fence *check; check = rcu_dereference_protected(old->shared[i], reservation_object_held(obj)); @@ -196,7 +196,7 @@ done: kfree_rcu(old, rcu); if (old_fence) - fence_put(old_fence); + dma_fence_put(old_fence); } /** @@ -208,7 +208,7 @@ done: * reservation_object_reserve_shared() has been called. */ void reservation_object_add_shared_fence(struct reservation_object *obj, - struct fence *fence) + struct dma_fence *fence) { struct reservation_object_list *old, *fobj = obj->staged; @@ -231,9 +231,9 @@ EXPORT_SYMBOL(reservation_object_add_shared_fence); * Add a fence to the exclusive slot. The obj->lock must be held. */ void reservation_object_add_excl_fence(struct reservation_object *obj, - struct fence *fence) + struct dma_fence *fence) { - struct fence *old_fence = reservation_object_get_excl(obj); + struct dma_fence *old_fence = reservation_object_get_excl(obj); struct reservation_object_list *old; u32 i = 0; @@ -242,7 +242,7 @@ void reservation_object_add_excl_fence(struct reservation_object *obj, i = old->shared_count; if (fence) - fence_get(fence); + dma_fence_get(fence); preempt_disable(); write_seqcount_begin(&obj->seq); @@ -255,11 +255,11 @@ void reservation_object_add_excl_fence(struct reservation_object *obj, /* inplace update, no shared fences */ while (i--) - fence_put(rcu_dereference_protected(old->shared[i], + dma_fence_put(rcu_dereference_protected(old->shared[i], reservation_object_held(obj))); if (old_fence) - fence_put(old_fence); + dma_fence_put(old_fence); } EXPORT_SYMBOL(reservation_object_add_excl_fence); @@ -276,12 +276,12 @@ EXPORT_SYMBOL(reservation_object_add_excl_fence); * Zero or -errno */ int reservation_object_get_fences_rcu(struct reservation_object *obj, - struct fence **pfence_excl, + struct dma_fence **pfence_excl, unsigned *pshared_count, - struct fence ***pshared) + struct dma_fence ***pshared) { - struct fence **shared = NULL; - struct fence *fence_excl; + struct dma_fence **shared = NULL; + struct dma_fence *fence_excl; unsigned int shared_count; int ret = 1; @@ -296,12 +296,12 @@ int reservation_object_get_fences_rcu(struct reservation_object *obj, seq = read_seqcount_begin(&obj->seq); fence_excl = rcu_dereference(obj->fence_excl); - if (fence_excl && !fence_get_rcu(fence_excl)) + if (fence_excl && !dma_fence_get_rcu(fence_excl)) goto unlock; fobj = rcu_dereference(obj->fence); if (fobj) { - struct fence **nshared; + struct dma_fence **nshared; size_t sz = sizeof(*shared) * fobj->shared_max; nshared = krealloc(shared, sz, @@ -322,15 +322,15 @@ int reservation_object_get_fences_rcu(struct reservation_object *obj, for (i = 0; i < shared_count; ++i) { shared[i] = rcu_dereference(fobj->shared[i]); - if (!fence_get_rcu(shared[i])) + if (!dma_fence_get_rcu(shared[i])) break; } } if (i != shared_count || read_seqcount_retry(&obj->seq, seq)) { while (i--) - fence_put(shared[i]); - fence_put(fence_excl); + dma_fence_put(shared[i]); + dma_fence_put(fence_excl); goto unlock; } @@ -368,7 +368,7 @@ long reservation_object_wait_timeout_rcu(struct reservation_object *obj, bool wait_all, bool intr, unsigned long timeout) { - struct fence *fence; + struct dma_fence *fence; unsigned seq, shared_count, i = 0; long ret = timeout; @@ -389,16 +389,17 @@ retry: shared_count = fobj->shared_count; for (i = 0; i < shared_count; ++i) { - struct fence *lfence = rcu_dereference(fobj->shared[i]); + struct dma_fence *lfence = rcu_dereference(fobj->shared[i]); - if (test_bit(FENCE_FLAG_SIGNALED_BIT, &lfence->flags)) + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, + &lfence->flags)) continue; - if (!fence_get_rcu(lfence)) + if (!dma_fence_get_rcu(lfence)) goto unlock_retry; - if (fence_is_signaled(lfence)) { - fence_put(lfence); + if (dma_fence_is_signaled(lfence)) { + dma_fence_put(lfence); continue; } @@ -408,15 +409,16 @@ retry: } if (!shared_count) { - struct fence *fence_excl = rcu_dereference(obj->fence_excl); + struct dma_fence *fence_excl = rcu_dereference(obj->fence_excl); if (fence_excl && - !test_bit(FENCE_FLAG_SIGNALED_BIT, &fence_excl->flags)) { - if (!fence_get_rcu(fence_excl)) + !test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, + &fence_excl->flags)) { + if (!dma_fence_get_rcu(fence_excl)) goto unlock_retry; - if (fence_is_signaled(fence_excl)) - fence_put(fence_excl); + if (dma_fence_is_signaled(fence_excl)) + dma_fence_put(fence_excl); else fence = fence_excl; } @@ -425,12 +427,12 @@ retry: rcu_read_unlock(); if (fence) { if (read_seqcount_retry(&obj->seq, seq)) { - fence_put(fence); + dma_fence_put(fence); goto retry; } - ret = fence_wait_timeout(fence, intr, ret); - fence_put(fence); + ret = dma_fence_wait_timeout(fence, intr, ret); + dma_fence_put(fence); if (ret > 0 && wait_all && (i + 1 < shared_count)) goto retry; } @@ -444,18 +446,18 @@ EXPORT_SYMBOL_GPL(reservation_object_wait_timeout_rcu); static inline int -reservation_object_test_signaled_single(struct fence *passed_fence) +reservation_object_test_signaled_single(struct dma_fence *passed_fence) { - struct fence *fence, *lfence = passed_fence; + struct dma_fence *fence, *lfence = passed_fence; int ret = 1; - if (!test_bit(FENCE_FLAG_SIGNALED_BIT, &lfence->flags)) { - fence = fence_get_rcu(lfence); + if (!test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &lfence->flags)) { + fence = dma_fence_get_rcu(lfence); if (!fence) return -1; - ret = !!fence_is_signaled(fence); - fence_put(fence); + ret = !!dma_fence_is_signaled(fence); + dma_fence_put(fence); } return ret; } @@ -492,7 +494,7 @@ retry: shared_count = fobj->shared_count; for (i = 0; i < shared_count; ++i) { - struct fence *fence = rcu_dereference(fobj->shared[i]); + struct dma_fence *fence = rcu_dereference(fobj->shared[i]); ret = reservation_object_test_signaled_single(fence); if (ret < 0) @@ -506,7 +508,7 @@ retry: } if (!shared_count) { - struct fence *fence_excl = rcu_dereference(obj->fence_excl); + struct dma_fence *fence_excl = rcu_dereference(obj->fence_excl); if (fence_excl) { ret = reservation_object_test_signaled_single( diff --git a/drivers/dma-buf/seqno-fence.c b/drivers/dma-buf/seqno-fence.c index 71127f8f1626..f47112a64763 100644 --- a/drivers/dma-buf/seqno-fence.c +++ b/drivers/dma-buf/seqno-fence.c @@ -21,35 +21,35 @@ #include #include -static const char *seqno_fence_get_driver_name(struct fence *fence) +static const char *seqno_fence_get_driver_name(struct dma_fence *fence) { struct seqno_fence *seqno_fence = to_seqno_fence(fence); return seqno_fence->ops->get_driver_name(fence); } -static const char *seqno_fence_get_timeline_name(struct fence *fence) +static const char *seqno_fence_get_timeline_name(struct dma_fence *fence) { struct seqno_fence *seqno_fence = to_seqno_fence(fence); return seqno_fence->ops->get_timeline_name(fence); } -static bool seqno_enable_signaling(struct fence *fence) +static bool seqno_enable_signaling(struct dma_fence *fence) { struct seqno_fence *seqno_fence = to_seqno_fence(fence); return seqno_fence->ops->enable_signaling(fence); } -static bool seqno_signaled(struct fence *fence) +static bool seqno_signaled(struct dma_fence *fence) { struct seqno_fence *seqno_fence = to_seqno_fence(fence); return seqno_fence->ops->signaled && seqno_fence->ops->signaled(fence); } -static void seqno_release(struct fence *fence) +static void seqno_release(struct dma_fence *fence) { struct seqno_fence *f = to_seqno_fence(fence); @@ -57,18 +57,18 @@ static void seqno_release(struct fence *fence) if (f->ops->release) f->ops->release(fence); else - fence_free(&f->base); + dma_fence_free(&f->base); } -static signed long seqno_wait(struct fence *fence, bool intr, - signed long timeout) +static signed long seqno_wait(struct dma_fence *fence, bool intr, + signed long timeout) { struct seqno_fence *f = to_seqno_fence(fence); return f->ops->wait(fence, intr, timeout); } -const struct fence_ops seqno_fence_ops = { +const struct dma_fence_ops seqno_fence_ops = { .get_driver_name = seqno_fence_get_driver_name, .get_timeline_name = seqno_fence_get_timeline_name, .enable_signaling = seqno_enable_signaling, diff --git a/drivers/dma-buf/sw_sync.c b/drivers/dma-buf/sw_sync.c index 62e8e6dc7953..82e0ca4dd0c1 100644 --- a/drivers/dma-buf/sw_sync.c +++ b/drivers/dma-buf/sw_sync.c @@ -68,9 +68,9 @@ struct sw_sync_create_fence_data { #define SW_SYNC_IOC_INC _IOW(SW_SYNC_IOC_MAGIC, 1, __u32) -static const struct fence_ops timeline_fence_ops; +static const struct dma_fence_ops timeline_fence_ops; -static inline struct sync_pt *fence_to_sync_pt(struct fence *fence) +static inline struct sync_pt *dma_fence_to_sync_pt(struct dma_fence *fence) { if (fence->ops != &timeline_fence_ops) return NULL; @@ -93,7 +93,7 @@ struct sync_timeline *sync_timeline_create(const char *name) return NULL; kref_init(&obj->kref); - obj->context = fence_context_alloc(1); + obj->context = dma_fence_context_alloc(1); strlcpy(obj->name, name, sizeof(obj->name)); INIT_LIST_HEAD(&obj->child_list_head); @@ -146,7 +146,7 @@ static void sync_timeline_signal(struct sync_timeline *obj, unsigned int inc) list_for_each_entry_safe(pt, next, &obj->active_list_head, active_list) { - if (fence_is_signaled_locked(&pt->base)) + if (dma_fence_is_signaled_locked(&pt->base)) list_del_init(&pt->active_list); } @@ -179,30 +179,30 @@ static struct sync_pt *sync_pt_create(struct sync_timeline *obj, int size, spin_lock_irqsave(&obj->child_list_lock, flags); sync_timeline_get(obj); - fence_init(&pt->base, &timeline_fence_ops, &obj->child_list_lock, - obj->context, value); + dma_fence_init(&pt->base, &timeline_fence_ops, &obj->child_list_lock, + obj->context, value); list_add_tail(&pt->child_list, &obj->child_list_head); INIT_LIST_HEAD(&pt->active_list); spin_unlock_irqrestore(&obj->child_list_lock, flags); return pt; } -static const char *timeline_fence_get_driver_name(struct fence *fence) +static const char *timeline_fence_get_driver_name(struct dma_fence *fence) { return "sw_sync"; } -static const char *timeline_fence_get_timeline_name(struct fence *fence) +static const char *timeline_fence_get_timeline_name(struct dma_fence *fence) { - struct sync_timeline *parent = fence_parent(fence); + struct sync_timeline *parent = dma_fence_parent(fence); return parent->name; } -static void timeline_fence_release(struct fence *fence) +static void timeline_fence_release(struct dma_fence *fence) { - struct sync_pt *pt = fence_to_sync_pt(fence); - struct sync_timeline *parent = fence_parent(fence); + struct sync_pt *pt = dma_fence_to_sync_pt(fence); + struct sync_timeline *parent = dma_fence_parent(fence); unsigned long flags; spin_lock_irqsave(fence->lock, flags); @@ -212,20 +212,20 @@ static void timeline_fence_release(struct fence *fence) spin_unlock_irqrestore(fence->lock, flags); sync_timeline_put(parent); - fence_free(fence); + dma_fence_free(fence); } -static bool timeline_fence_signaled(struct fence *fence) +static bool timeline_fence_signaled(struct dma_fence *fence) { - struct sync_timeline *parent = fence_parent(fence); + struct sync_timeline *parent = dma_fence_parent(fence); return (fence->seqno > parent->value) ? false : true; } -static bool timeline_fence_enable_signaling(struct fence *fence) +static bool timeline_fence_enable_signaling(struct dma_fence *fence) { - struct sync_pt *pt = fence_to_sync_pt(fence); - struct sync_timeline *parent = fence_parent(fence); + struct sync_pt *pt = dma_fence_to_sync_pt(fence); + struct sync_timeline *parent = dma_fence_parent(fence); if (timeline_fence_signaled(fence)) return false; @@ -234,26 +234,26 @@ static bool timeline_fence_enable_signaling(struct fence *fence) return true; } -static void timeline_fence_value_str(struct fence *fence, +static void timeline_fence_value_str(struct dma_fence *fence, char *str, int size) { snprintf(str, size, "%d", fence->seqno); } -static void timeline_fence_timeline_value_str(struct fence *fence, +static void timeline_fence_timeline_value_str(struct dma_fence *fence, char *str, int size) { - struct sync_timeline *parent = fence_parent(fence); + struct sync_timeline *parent = dma_fence_parent(fence); snprintf(str, size, "%d", parent->value); } -static const struct fence_ops timeline_fence_ops = { +static const struct dma_fence_ops timeline_fence_ops = { .get_driver_name = timeline_fence_get_driver_name, .get_timeline_name = timeline_fence_get_timeline_name, .enable_signaling = timeline_fence_enable_signaling, .signaled = timeline_fence_signaled, - .wait = fence_default_wait, + .wait = dma_fence_default_wait, .release = timeline_fence_release, .fence_value_str = timeline_fence_value_str, .timeline_value_str = timeline_fence_timeline_value_str, @@ -317,7 +317,7 @@ static long sw_sync_ioctl_create_fence(struct sync_timeline *obj, sync_file = sync_file_create(&pt->base); if (!sync_file) { - fence_put(&pt->base); + dma_fence_put(&pt->base); err = -ENOMEM; goto err; } diff --git a/drivers/dma-buf/sync_debug.c b/drivers/dma-buf/sync_debug.c index 2dd4c3db6caa..48b20e34fb6d 100644 --- a/drivers/dma-buf/sync_debug.c +++ b/drivers/dma-buf/sync_debug.c @@ -71,12 +71,13 @@ static const char *sync_status_str(int status) return "error"; } -static void sync_print_fence(struct seq_file *s, struct fence *fence, bool show) +static void sync_print_fence(struct seq_file *s, + struct dma_fence *fence, bool show) { int status = 1; - struct sync_timeline *parent = fence_parent(fence); + struct sync_timeline *parent = dma_fence_parent(fence); - if (fence_is_signaled_locked(fence)) + if (dma_fence_is_signaled_locked(fence)) status = fence->status; seq_printf(s, " %s%sfence %s", @@ -135,10 +136,10 @@ static void sync_print_sync_file(struct seq_file *s, int i; seq_printf(s, "[%p] %s: %s\n", sync_file, sync_file->name, - sync_status_str(!fence_is_signaled(sync_file->fence))); + sync_status_str(!dma_fence_is_signaled(sync_file->fence))); - if (fence_is_array(sync_file->fence)) { - struct fence_array *array = to_fence_array(sync_file->fence); + if (dma_fence_is_array(sync_file->fence)) { + struct dma_fence_array *array = to_dma_fence_array(sync_file->fence); for (i = 0; i < array->num_fences; ++i) sync_print_fence(s, array->fences[i], true); diff --git a/drivers/dma-buf/sync_debug.h b/drivers/dma-buf/sync_debug.h index d269aa6783aa..26fe8b9907b3 100644 --- a/drivers/dma-buf/sync_debug.h +++ b/drivers/dma-buf/sync_debug.h @@ -15,7 +15,7 @@ #include #include -#include +#include #include #include @@ -45,10 +45,9 @@ struct sync_timeline { struct list_head sync_timeline_list; }; -static inline struct sync_timeline *fence_parent(struct fence *fence) +static inline struct sync_timeline *dma_fence_parent(struct dma_fence *fence) { - return container_of(fence->lock, struct sync_timeline, - child_list_lock); + return container_of(fence->lock, struct sync_timeline, child_list_lock); } /** @@ -58,7 +57,7 @@ static inline struct sync_timeline *fence_parent(struct fence *fence) * @active_list: sync timeline active child's list */ struct sync_pt { - struct fence base; + struct dma_fence base; struct list_head child_list; struct list_head active_list; }; diff --git a/drivers/dma-buf/sync_file.c b/drivers/dma-buf/sync_file.c index 235f8ac113cc..69d8ef98d34c 100644 --- a/drivers/dma-buf/sync_file.c +++ b/drivers/dma-buf/sync_file.c @@ -54,7 +54,7 @@ err: return NULL; } -static void fence_check_cb_func(struct fence *f, struct fence_cb *cb) +static void fence_check_cb_func(struct dma_fence *f, struct dma_fence_cb *cb) { struct sync_file *sync_file; @@ -71,7 +71,7 @@ static void fence_check_cb_func(struct fence *f, struct fence_cb *cb) * takes ownership of @fence. The sync_file can be released with * fput(sync_file->file). Returns the sync_file or NULL in case of error. */ -struct sync_file *sync_file_create(struct fence *fence) +struct sync_file *sync_file_create(struct dma_fence *fence) { struct sync_file *sync_file; @@ -79,7 +79,7 @@ struct sync_file *sync_file_create(struct fence *fence) if (!sync_file) return NULL; - sync_file->fence = fence_get(fence); + sync_file->fence = dma_fence_get(fence); snprintf(sync_file->name, sizeof(sync_file->name), "%s-%s%llu-%d", fence->ops->get_driver_name(fence), @@ -121,16 +121,16 @@ err: * Ensures @fd references a valid sync_file and returns a fence that * represents all fence in the sync_file. On error NULL is returned. */ -struct fence *sync_file_get_fence(int fd) +struct dma_fence *sync_file_get_fence(int fd) { struct sync_file *sync_file; - struct fence *fence; + struct dma_fence *fence; sync_file = sync_file_fdget(fd); if (!sync_file) return NULL; - fence = fence_get(sync_file->fence); + fence = dma_fence_get(sync_file->fence); fput(sync_file->file); return fence; @@ -138,22 +138,23 @@ struct fence *sync_file_get_fence(int fd) EXPORT_SYMBOL(sync_file_get_fence); static int sync_file_set_fence(struct sync_file *sync_file, - struct fence **fences, int num_fences) + struct dma_fence **fences, int num_fences) { - struct fence_array *array; + struct dma_fence_array *array; /* * The reference for the fences in the new sync_file and held * in add_fence() during the merge procedure, so for num_fences == 1 * we already own a new reference to the fence. For num_fence > 1 - * we own the reference of the fence_array creation. + * we own the reference of the dma_fence_array creation. */ if (num_fences == 1) { sync_file->fence = fences[0]; kfree(fences); } else { - array = fence_array_create(num_fences, fences, - fence_context_alloc(1), 1, false); + array = dma_fence_array_create(num_fences, fences, + dma_fence_context_alloc(1), + 1, false); if (!array) return -ENOMEM; @@ -163,10 +164,11 @@ static int sync_file_set_fence(struct sync_file *sync_file, return 0; } -static struct fence **get_fences(struct sync_file *sync_file, int *num_fences) +static struct dma_fence **get_fences(struct sync_file *sync_file, + int *num_fences) { - if (fence_is_array(sync_file->fence)) { - struct fence_array *array = to_fence_array(sync_file->fence); + if (dma_fence_is_array(sync_file->fence)) { + struct dma_fence_array *array = to_dma_fence_array(sync_file->fence); *num_fences = array->num_fences; return array->fences; @@ -176,12 +178,13 @@ static struct fence **get_fences(struct sync_file *sync_file, int *num_fences) return &sync_file->fence; } -static void add_fence(struct fence **fences, int *i, struct fence *fence) +static void add_fence(struct dma_fence **fences, + int *i, struct dma_fence *fence) { fences[*i] = fence; - if (!fence_is_signaled(fence)) { - fence_get(fence); + if (!dma_fence_is_signaled(fence)) { + dma_fence_get(fence); (*i)++; } } @@ -200,7 +203,7 @@ static struct sync_file *sync_file_merge(const char *name, struct sync_file *a, struct sync_file *b) { struct sync_file *sync_file; - struct fence **fences, **nfences, **a_fences, **b_fences; + struct dma_fence **fences, **nfences, **a_fences, **b_fences; int i, i_a, i_b, num_fences, a_num_fences, b_num_fences; sync_file = sync_file_alloc(); @@ -226,8 +229,8 @@ static struct sync_file *sync_file_merge(const char *name, struct sync_file *a, * and sync_file_create, this is a reasonable assumption. */ for (i = i_a = i_b = 0; i_a < a_num_fences && i_b < b_num_fences; ) { - struct fence *pt_a = a_fences[i_a]; - struct fence *pt_b = b_fences[i_b]; + struct dma_fence *pt_a = a_fences[i_a]; + struct dma_fence *pt_b = b_fences[i_b]; if (pt_a->context < pt_b->context) { add_fence(fences, &i, pt_a); @@ -255,7 +258,7 @@ static struct sync_file *sync_file_merge(const char *name, struct sync_file *a, add_fence(fences, &i, b_fences[i_b]); if (i == 0) - fences[i++] = fence_get(a_fences[0]); + fences[i++] = dma_fence_get(a_fences[0]); if (num_fences > i) { nfences = krealloc(fences, i * sizeof(*fences), @@ -286,8 +289,8 @@ static void sync_file_free(struct kref *kref) kref); if (test_bit(POLL_ENABLED, &sync_file->fence->flags)) - fence_remove_callback(sync_file->fence, &sync_file->cb); - fence_put(sync_file->fence); + dma_fence_remove_callback(sync_file->fence, &sync_file->cb); + dma_fence_put(sync_file->fence); kfree(sync_file); } @@ -307,12 +310,12 @@ static unsigned int sync_file_poll(struct file *file, poll_table *wait) if (!poll_does_not_wait(wait) && !test_and_set_bit(POLL_ENABLED, &sync_file->fence->flags)) { - if (fence_add_callback(sync_file->fence, &sync_file->cb, - fence_check_cb_func) < 0) + if (dma_fence_add_callback(sync_file->fence, &sync_file->cb, + fence_check_cb_func) < 0) wake_up_all(&sync_file->wq); } - return fence_is_signaled(sync_file->fence) ? POLLIN : 0; + return dma_fence_is_signaled(sync_file->fence) ? POLLIN : 0; } static long sync_file_ioctl_merge(struct sync_file *sync_file, @@ -370,14 +373,14 @@ err_put_fd: return err; } -static void sync_fill_fence_info(struct fence *fence, +static void sync_fill_fence_info(struct dma_fence *fence, struct sync_fence_info *info) { strlcpy(info->obj_name, fence->ops->get_timeline_name(fence), sizeof(info->obj_name)); strlcpy(info->driver_name, fence->ops->get_driver_name(fence), sizeof(info->driver_name)); - if (fence_is_signaled(fence)) + if (dma_fence_is_signaled(fence)) info->status = fence->status >= 0 ? 1 : fence->status; else info->status = 0; @@ -389,7 +392,7 @@ static long sync_file_ioctl_fence_info(struct sync_file *sync_file, { struct sync_file_info info; struct sync_fence_info *fence_info = NULL; - struct fence **fences; + struct dma_fence **fences; __u32 size; int num_fences, ret, i; @@ -429,7 +432,7 @@ static long sync_file_ioctl_fence_info(struct sync_file *sync_file, no_fences: strlcpy(info.name, sync_file->name, sizeof(info.name)); - info.status = fence_is_signaled(sync_file->fence); + info.status = dma_fence_is_signaled(sync_file->fence); info.num_fences = num_fences; if (copy_to_user((void __user *)arg, &info, sizeof(info))) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 039b57e4644c..283d05927d15 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -34,7 +34,7 @@ #include #include #include -#include +#include #include #include @@ -378,7 +378,7 @@ struct amdgpu_fence_driver { struct timer_list fallback_timer; unsigned num_fences_mask; spinlock_t lock; - struct fence **fences; + struct dma_fence **fences; }; /* some special values for the owner field */ @@ -399,7 +399,7 @@ int amdgpu_fence_driver_start_ring(struct amdgpu_ring *ring, unsigned irq_type); void amdgpu_fence_driver_suspend(struct amdgpu_device *adev); void amdgpu_fence_driver_resume(struct amdgpu_device *adev); -int amdgpu_fence_emit(struct amdgpu_ring *ring, struct fence **fence); +int amdgpu_fence_emit(struct amdgpu_ring *ring, struct dma_fence **fence); void amdgpu_fence_process(struct amdgpu_ring *ring); int amdgpu_fence_wait_empty(struct amdgpu_ring *ring); unsigned amdgpu_fence_count_emitted(struct amdgpu_ring *ring); @@ -427,7 +427,7 @@ struct amdgpu_bo_va_mapping { struct amdgpu_bo_va { /* protected by bo being reserved */ struct list_head bo_list; - struct fence *last_pt_update; + struct dma_fence *last_pt_update; unsigned ref_count; /* protected by vm mutex and spinlock */ @@ -543,7 +543,7 @@ struct amdgpu_sa_bo { struct amdgpu_sa_manager *manager; unsigned soffset; unsigned eoffset; - struct fence *fence; + struct dma_fence *fence; }; /* @@ -566,19 +566,19 @@ int amdgpu_mode_dumb_mmap(struct drm_file *filp, */ struct amdgpu_sync { DECLARE_HASHTABLE(fences, 4); - struct fence *last_vm_update; + struct dma_fence *last_vm_update; }; void amdgpu_sync_create(struct amdgpu_sync *sync); int amdgpu_sync_fence(struct amdgpu_device *adev, struct amdgpu_sync *sync, - struct fence *f); + struct dma_fence *f); int amdgpu_sync_resv(struct amdgpu_device *adev, struct amdgpu_sync *sync, struct reservation_object *resv, void *owner); -struct fence *amdgpu_sync_peek_fence(struct amdgpu_sync *sync, +struct dma_fence *amdgpu_sync_peek_fence(struct amdgpu_sync *sync, struct amdgpu_ring *ring); -struct fence *amdgpu_sync_get_fence(struct amdgpu_sync *sync); +struct dma_fence *amdgpu_sync_get_fence(struct amdgpu_sync *sync); void amdgpu_sync_free(struct amdgpu_sync *sync); int amdgpu_sync_init(void); void amdgpu_sync_fini(void); @@ -703,10 +703,10 @@ struct amdgpu_flip_work { uint64_t base; struct drm_pending_vblank_event *event; struct amdgpu_bo *old_abo; - struct fence *excl; + struct dma_fence *excl; unsigned shared_count; - struct fence **shared; - struct fence_cb cb; + struct dma_fence **shared; + struct dma_fence_cb cb; bool async; }; @@ -742,7 +742,7 @@ void amdgpu_job_free_resources(struct amdgpu_job *job); void amdgpu_job_free(struct amdgpu_job *job); int amdgpu_job_submit(struct amdgpu_job *job, struct amdgpu_ring *ring, struct amd_sched_entity *entity, void *owner, - struct fence **f); + struct dma_fence **f); struct amdgpu_ring { struct amdgpu_device *adev; @@ -844,7 +844,7 @@ struct amdgpu_vm { /* contains the page directory */ struct amdgpu_bo *page_directory; unsigned max_pde_used; - struct fence *page_directory_fence; + struct dma_fence *page_directory_fence; uint64_t last_eviction_counter; /* array of page tables, one for each page directory entry */ @@ -865,14 +865,14 @@ struct amdgpu_vm { struct amdgpu_vm_id { struct list_head list; - struct fence *first; + struct dma_fence *first; struct amdgpu_sync active; - struct fence *last_flush; + struct dma_fence *last_flush; atomic64_t owner; uint64_t pd_gpu_addr; /* last flushed PD/PT update */ - struct fence *flushed_updates; + struct dma_fence *flushed_updates; uint32_t current_gpu_reset_count; @@ -921,7 +921,7 @@ void amdgpu_vm_get_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm, void amdgpu_vm_move_pt_bos_in_lru(struct amdgpu_device *adev, struct amdgpu_vm *vm); int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, - struct amdgpu_sync *sync, struct fence *fence, + struct amdgpu_sync *sync, struct dma_fence *fence, struct amdgpu_job *job); int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job); void amdgpu_vm_reset_id(struct amdgpu_device *adev, unsigned vm_id); @@ -957,7 +957,7 @@ void amdgpu_vm_bo_rmv(struct amdgpu_device *adev, struct amdgpu_ctx_ring { uint64_t sequence; - struct fence **fences; + struct dma_fence **fences; struct amd_sched_entity entity; }; @@ -966,7 +966,7 @@ struct amdgpu_ctx { struct amdgpu_device *adev; unsigned reset_counter; spinlock_t ring_lock; - struct fence **fences; + struct dma_fence **fences; struct amdgpu_ctx_ring rings[AMDGPU_MAX_RINGS]; bool preamble_presented; }; @@ -982,8 +982,8 @@ struct amdgpu_ctx *amdgpu_ctx_get(struct amdgpu_fpriv *fpriv, uint32_t id); int amdgpu_ctx_put(struct amdgpu_ctx *ctx); uint64_t amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx, struct amdgpu_ring *ring, - struct fence *fence); -struct fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx, + struct dma_fence *fence); +struct dma_fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx, struct amdgpu_ring *ring, uint64_t seq); int amdgpu_ctx_ioctl(struct drm_device *dev, void *data, @@ -1181,10 +1181,10 @@ struct amdgpu_gfx { int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm, unsigned size, struct amdgpu_ib *ib); void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib, - struct fence *f); + struct dma_fence *f); int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, - struct amdgpu_ib *ib, struct fence *last_vm_update, - struct amdgpu_job *job, struct fence **f); + struct amdgpu_ib *ib, struct dma_fence *last_vm_update, + struct amdgpu_job *job, struct dma_fence **f); int amdgpu_ib_pool_init(struct amdgpu_device *adev); void amdgpu_ib_pool_fini(struct amdgpu_device *adev); int amdgpu_ib_ring_tests(struct amdgpu_device *adev); @@ -1225,7 +1225,7 @@ struct amdgpu_cs_parser { struct amdgpu_bo_list *bo_list; struct amdgpu_bo_list_entry vm_pd; struct list_head validated; - struct fence *fence; + struct dma_fence *fence; uint64_t bytes_moved_threshold; uint64_t bytes_moved; struct amdgpu_bo_list_entry *evictable; @@ -1245,7 +1245,7 @@ struct amdgpu_job { struct amdgpu_ring *ring; struct amdgpu_sync sync; struct amdgpu_ib *ibs; - struct fence *fence; /* the hw fence */ + struct dma_fence *fence; /* the hw fence */ uint32_t preamble_status; uint32_t num_ibs; void *owner; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c index 345305235349..cc97eee93226 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c @@ -33,7 +33,7 @@ static int amdgpu_benchmark_do_move(struct amdgpu_device *adev, unsigned size, { unsigned long start_jiffies; unsigned long end_jiffies; - struct fence *fence = NULL; + struct dma_fence *fence = NULL; int i, r; start_jiffies = jiffies; @@ -43,17 +43,17 @@ static int amdgpu_benchmark_do_move(struct amdgpu_device *adev, unsigned size, false); if (r) goto exit_do_move; - r = fence_wait(fence, false); + r = dma_fence_wait(fence, false); if (r) goto exit_do_move; - fence_put(fence); + dma_fence_put(fence); } end_jiffies = jiffies; r = jiffies_to_msecs(end_jiffies - start_jiffies); exit_do_move: if (fence) - fence_put(fence); + dma_fence_put(fence); return r; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c index b0f6e6957536..5d582265e929 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c @@ -719,7 +719,7 @@ static void amdgpu_cs_parser_fini(struct amdgpu_cs_parser *parser, int error, bo ttm_eu_backoff_reservation(&parser->ticket, &parser->validated); } - fence_put(parser->fence); + dma_fence_put(parser->fence); if (parser->ctx) amdgpu_ctx_put(parser->ctx); @@ -756,7 +756,7 @@ static int amdgpu_bo_vm_update_pte(struct amdgpu_cs_parser *p, if (p->bo_list) { for (i = 0; i < p->bo_list->num_entries; i++) { - struct fence *f; + struct dma_fence *f; /* ignore duplicates */ bo = p->bo_list->array[i].robj; @@ -956,7 +956,7 @@ static int amdgpu_cs_dependencies(struct amdgpu_device *adev, for (j = 0; j < num_deps; ++j) { struct amdgpu_ring *ring; struct amdgpu_ctx *ctx; - struct fence *fence; + struct dma_fence *fence; r = amdgpu_cs_get_ring(adev, deps[j].ip_type, deps[j].ip_instance, @@ -978,7 +978,7 @@ static int amdgpu_cs_dependencies(struct amdgpu_device *adev, } else if (fence) { r = amdgpu_sync_fence(adev, &p->job->sync, fence); - fence_put(fence); + dma_fence_put(fence); amdgpu_ctx_put(ctx); if (r) return r; @@ -1008,7 +1008,7 @@ static int amdgpu_cs_submit(struct amdgpu_cs_parser *p, job->owner = p->filp; job->fence_ctx = entity->fence_context; - p->fence = fence_get(&job->base.s_fence->finished); + p->fence = dma_fence_get(&job->base.s_fence->finished); cs->out.handle = amdgpu_ctx_add_fence(p->ctx, ring, p->fence); job->uf_sequence = cs->out.handle; amdgpu_job_free_resources(job); @@ -1091,7 +1091,7 @@ int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, unsigned long timeout = amdgpu_gem_timeout(wait->in.timeout); struct amdgpu_ring *ring = NULL; struct amdgpu_ctx *ctx; - struct fence *fence; + struct dma_fence *fence; long r; r = amdgpu_cs_get_ring(adev, wait->in.ip_type, wait->in.ip_instance, @@ -1107,8 +1107,8 @@ int amdgpu_cs_wait_ioctl(struct drm_device *dev, void *data, if (IS_ERR(fence)) r = PTR_ERR(fence); else if (fence) { - r = fence_wait_timeout(fence, true, timeout); - fence_put(fence); + r = dma_fence_wait_timeout(fence, true, timeout); + dma_fence_put(fence); } else r = 1; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c index a5e2fcbef0f0..99bbc860322f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c @@ -35,7 +35,7 @@ static int amdgpu_ctx_init(struct amdgpu_device *adev, struct amdgpu_ctx *ctx) kref_init(&ctx->refcount); spin_lock_init(&ctx->ring_lock); ctx->fences = kcalloc(amdgpu_sched_jobs * AMDGPU_MAX_RINGS, - sizeof(struct fence*), GFP_KERNEL); + sizeof(struct dma_fence*), GFP_KERNEL); if (!ctx->fences) return -ENOMEM; @@ -79,7 +79,7 @@ static void amdgpu_ctx_fini(struct amdgpu_ctx *ctx) for (i = 0; i < AMDGPU_MAX_RINGS; ++i) for (j = 0; j < amdgpu_sched_jobs; ++j) - fence_put(ctx->rings[i].fences[j]); + dma_fence_put(ctx->rings[i].fences[j]); kfree(ctx->fences); ctx->fences = NULL; @@ -241,39 +241,39 @@ int amdgpu_ctx_put(struct amdgpu_ctx *ctx) } uint64_t amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx, struct amdgpu_ring *ring, - struct fence *fence) + struct dma_fence *fence) { struct amdgpu_ctx_ring *cring = & ctx->rings[ring->idx]; uint64_t seq = cring->sequence; unsigned idx = 0; - struct fence *other = NULL; + struct dma_fence *other = NULL; idx = seq & (amdgpu_sched_jobs - 1); other = cring->fences[idx]; if (other) { signed long r; - r = fence_wait_timeout(other, false, MAX_SCHEDULE_TIMEOUT); + r = dma_fence_wait_timeout(other, false, MAX_SCHEDULE_TIMEOUT); if (r < 0) DRM_ERROR("Error (%ld) waiting for fence!\n", r); } - fence_get(fence); + dma_fence_get(fence); spin_lock(&ctx->ring_lock); cring->fences[idx] = fence; cring->sequence++; spin_unlock(&ctx->ring_lock); - fence_put(other); + dma_fence_put(other); return seq; } -struct fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx, - struct amdgpu_ring *ring, uint64_t seq) +struct dma_fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx, + struct amdgpu_ring *ring, uint64_t seq) { struct amdgpu_ctx_ring *cring = & ctx->rings[ring->idx]; - struct fence *fence; + struct dma_fence *fence; spin_lock(&ctx->ring_lock); @@ -288,7 +288,7 @@ struct fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx, return NULL; } - fence = fence_get(cring->fences[seq & (amdgpu_sched_jobs - 1)]); + fence = dma_fence_get(cring->fences[seq & (amdgpu_sched_jobs - 1)]); spin_unlock(&ctx->ring_lock); return fence; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index b4f4a9239069..0262b43c8f0e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -1599,7 +1599,7 @@ int amdgpu_device_init(struct amdgpu_device *adev, adev->vm_manager.vm_pte_funcs = NULL; adev->vm_manager.vm_pte_num_rings = 0; adev->gart.gart_funcs = NULL; - adev->fence_context = fence_context_alloc(AMDGPU_MAX_RINGS); + adev->fence_context = dma_fence_context_alloc(AMDGPU_MAX_RINGS); adev->smc_rreg = &amdgpu_invalid_rreg; adev->smc_wreg = &amdgpu_invalid_wreg; @@ -2193,7 +2193,7 @@ bool amdgpu_need_backup(struct amdgpu_device *adev) static int amdgpu_recover_vram_from_shadow(struct amdgpu_device *adev, struct amdgpu_ring *ring, struct amdgpu_bo *bo, - struct fence **fence) + struct dma_fence **fence) { uint32_t domain; int r; @@ -2312,30 +2312,30 @@ retry: if (need_full_reset && amdgpu_need_backup(adev)) { struct amdgpu_ring *ring = adev->mman.buffer_funcs_ring; struct amdgpu_bo *bo, *tmp; - struct fence *fence = NULL, *next = NULL; + struct dma_fence *fence = NULL, *next = NULL; DRM_INFO("recover vram bo from shadow\n"); mutex_lock(&adev->shadow_list_lock); list_for_each_entry_safe(bo, tmp, &adev->shadow_list, shadow_list) { amdgpu_recover_vram_from_shadow(adev, ring, bo, &next); if (fence) { - r = fence_wait(fence, false); + r = dma_fence_wait(fence, false); if (r) { WARN(r, "recovery from shadow isn't comleted\n"); break; } } - fence_put(fence); + dma_fence_put(fence); fence = next; } mutex_unlock(&adev->shadow_list_lock); if (fence) { - r = fence_wait(fence, false); + r = dma_fence_wait(fence, false); if (r) WARN(r, "recovery from shadow isn't comleted\n"); } - fence_put(fence); + dma_fence_put(fence); } for (i = 0; i < AMDGPU_MAX_RINGS; ++i) { struct amdgpu_ring *ring = adev->rings[i]; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c index 083e2b429872..075c0d7db205 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c @@ -35,29 +35,29 @@ #include #include -static void amdgpu_flip_callback(struct fence *f, struct fence_cb *cb) +static void amdgpu_flip_callback(struct dma_fence *f, struct dma_fence_cb *cb) { struct amdgpu_flip_work *work = container_of(cb, struct amdgpu_flip_work, cb); - fence_put(f); + dma_fence_put(f); schedule_work(&work->flip_work.work); } static bool amdgpu_flip_handle_fence(struct amdgpu_flip_work *work, - struct fence **f) + struct dma_fence **f) { - struct fence *fence= *f; + struct dma_fence *fence= *f; if (fence == NULL) return false; *f = NULL; - if (!fence_add_callback(fence, &work->cb, amdgpu_flip_callback)) + if (!dma_fence_add_callback(fence, &work->cb, amdgpu_flip_callback)) return true; - fence_put(fence); + dma_fence_put(fence); return false; } @@ -244,9 +244,9 @@ unreserve: cleanup: amdgpu_bo_unref(&work->old_abo); - fence_put(work->excl); + dma_fence_put(work->excl); for (i = 0; i < work->shared_count; ++i) - fence_put(work->shared[i]); + dma_fence_put(work->shared[i]); kfree(work->shared); kfree(work); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c index 3a2e42f4b897..57552c79ec58 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c @@ -48,7 +48,7 @@ */ struct amdgpu_fence { - struct fence base; + struct dma_fence base; /* RB, DMA, etc. */ struct amdgpu_ring *ring; @@ -73,8 +73,8 @@ void amdgpu_fence_slab_fini(void) /* * Cast helper */ -static const struct fence_ops amdgpu_fence_ops; -static inline struct amdgpu_fence *to_amdgpu_fence(struct fence *f) +static const struct dma_fence_ops amdgpu_fence_ops; +static inline struct amdgpu_fence *to_amdgpu_fence(struct dma_fence *f) { struct amdgpu_fence *__f = container_of(f, struct amdgpu_fence, base); @@ -130,11 +130,11 @@ static u32 amdgpu_fence_read(struct amdgpu_ring *ring) * Emits a fence command on the requested ring (all asics). * Returns 0 on success, -ENOMEM on failure. */ -int amdgpu_fence_emit(struct amdgpu_ring *ring, struct fence **f) +int amdgpu_fence_emit(struct amdgpu_ring *ring, struct dma_fence **f) { struct amdgpu_device *adev = ring->adev; struct amdgpu_fence *fence; - struct fence *old, **ptr; + struct dma_fence *old, **ptr; uint32_t seq; fence = kmem_cache_alloc(amdgpu_fence_slab, GFP_KERNEL); @@ -143,10 +143,10 @@ int amdgpu_fence_emit(struct amdgpu_ring *ring, struct fence **f) seq = ++ring->fence_drv.sync_seq; fence->ring = ring; - fence_init(&fence->base, &amdgpu_fence_ops, - &ring->fence_drv.lock, - adev->fence_context + ring->idx, - seq); + dma_fence_init(&fence->base, &amdgpu_fence_ops, + &ring->fence_drv.lock, + adev->fence_context + ring->idx, + seq); amdgpu_ring_emit_fence(ring, ring->fence_drv.gpu_addr, seq, AMDGPU_FENCE_FLAG_INT); @@ -155,12 +155,12 @@ int amdgpu_fence_emit(struct amdgpu_ring *ring, struct fence **f) * emitting the fence would mess up the hardware ring buffer. */ old = rcu_dereference_protected(*ptr, 1); - if (old && !fence_is_signaled(old)) { + if (old && !dma_fence_is_signaled(old)) { DRM_INFO("rcu slot is busy\n"); - fence_wait(old, false); + dma_fence_wait(old, false); } - rcu_assign_pointer(*ptr, fence_get(&fence->base)); + rcu_assign_pointer(*ptr, dma_fence_get(&fence->base)); *f = &fence->base; @@ -211,7 +211,7 @@ void amdgpu_fence_process(struct amdgpu_ring *ring) seq &= drv->num_fences_mask; do { - struct fence *fence, **ptr; + struct dma_fence *fence, **ptr; ++last_seq; last_seq &= drv->num_fences_mask; @@ -224,13 +224,13 @@ void amdgpu_fence_process(struct amdgpu_ring *ring) if (!fence) continue; - r = fence_signal(fence); + r = dma_fence_signal(fence); if (!r) - FENCE_TRACE(fence, "signaled from irq context\n"); + DMA_FENCE_TRACE(fence, "signaled from irq context\n"); else BUG(); - fence_put(fence); + dma_fence_put(fence); } while (last_seq != seq); } @@ -260,7 +260,7 @@ static void amdgpu_fence_fallback(unsigned long arg) int amdgpu_fence_wait_empty(struct amdgpu_ring *ring) { uint64_t seq = ACCESS_ONCE(ring->fence_drv.sync_seq); - struct fence *fence, **ptr; + struct dma_fence *fence, **ptr; int r; if (!seq) @@ -269,14 +269,14 @@ int amdgpu_fence_wait_empty(struct amdgpu_ring *ring) ptr = &ring->fence_drv.fences[seq & ring->fence_drv.num_fences_mask]; rcu_read_lock(); fence = rcu_dereference(*ptr); - if (!fence || !fence_get_rcu(fence)) { + if (!fence || !dma_fence_get_rcu(fence)) { rcu_read_unlock(); return 0; } rcu_read_unlock(); - r = fence_wait(fence, false); - fence_put(fence); + r = dma_fence_wait(fence, false); + dma_fence_put(fence); return r; } @@ -452,7 +452,7 @@ void amdgpu_fence_driver_fini(struct amdgpu_device *adev) amd_sched_fini(&ring->sched); del_timer_sync(&ring->fence_drv.fallback_timer); for (j = 0; j <= ring->fence_drv.num_fences_mask; ++j) - fence_put(ring->fence_drv.fences[j]); + dma_fence_put(ring->fence_drv.fences[j]); kfree(ring->fence_drv.fences); ring->fence_drv.fences = NULL; ring->fence_drv.initialized = false; @@ -541,12 +541,12 @@ void amdgpu_fence_driver_force_completion(struct amdgpu_device *adev) * Common fence implementation */ -static const char *amdgpu_fence_get_driver_name(struct fence *fence) +static const char *amdgpu_fence_get_driver_name(struct dma_fence *fence) { return "amdgpu"; } -static const char *amdgpu_fence_get_timeline_name(struct fence *f) +static const char *amdgpu_fence_get_timeline_name(struct dma_fence *f) { struct amdgpu_fence *fence = to_amdgpu_fence(f); return (const char *)fence->ring->name; @@ -560,7 +560,7 @@ static const char *amdgpu_fence_get_timeline_name(struct fence *f) * to fence_queue that checks if this fence is signaled, and if so it * signals the fence and removes itself. */ -static bool amdgpu_fence_enable_signaling(struct fence *f) +static bool amdgpu_fence_enable_signaling(struct dma_fence *f) { struct amdgpu_fence *fence = to_amdgpu_fence(f); struct amdgpu_ring *ring = fence->ring; @@ -568,7 +568,7 @@ static bool amdgpu_fence_enable_signaling(struct fence *f) if (!timer_pending(&ring->fence_drv.fallback_timer)) amdgpu_fence_schedule_fallback(ring); - FENCE_TRACE(&fence->base, "armed on ring %i!\n", ring->idx); + DMA_FENCE_TRACE(&fence->base, "armed on ring %i!\n", ring->idx); return true; } @@ -582,7 +582,7 @@ static bool amdgpu_fence_enable_signaling(struct fence *f) */ static void amdgpu_fence_free(struct rcu_head *rcu) { - struct fence *f = container_of(rcu, struct fence, rcu); + struct dma_fence *f = container_of(rcu, struct dma_fence, rcu); struct amdgpu_fence *fence = to_amdgpu_fence(f); kmem_cache_free(amdgpu_fence_slab, fence); } @@ -595,16 +595,16 @@ static void amdgpu_fence_free(struct rcu_head *rcu) * This function is called when the reference count becomes zero. * It just RCU schedules freeing up the fence. */ -static void amdgpu_fence_release(struct fence *f) +static void amdgpu_fence_release(struct dma_fence *f) { call_rcu(&f->rcu, amdgpu_fence_free); } -static const struct fence_ops amdgpu_fence_ops = { +static const struct dma_fence_ops amdgpu_fence_ops = { .get_driver_name = amdgpu_fence_get_driver_name, .get_timeline_name = amdgpu_fence_get_timeline_name, .enable_signaling = amdgpu_fence_enable_signaling, - .wait = fence_default_wait, + .wait = dma_fence_default_wait, .release = amdgpu_fence_release, }; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c index 6a6c86c9c169..c3672dfcfd6a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c @@ -89,7 +89,7 @@ int amdgpu_ib_get(struct amdgpu_device *adev, struct amdgpu_vm *vm, * Free an IB (all asics). */ void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib, - struct fence *f) + struct dma_fence *f) { amdgpu_sa_bo_free(adev, &ib->sa_bo, f); } @@ -116,8 +116,8 @@ void amdgpu_ib_free(struct amdgpu_device *adev, struct amdgpu_ib *ib, * to SI there was just a DE IB. */ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, - struct amdgpu_ib *ibs, struct fence *last_vm_update, - struct amdgpu_job *job, struct fence **f) + struct amdgpu_ib *ibs, struct dma_fence *last_vm_update, + struct amdgpu_job *job, struct dma_fence **f) { struct amdgpu_device *adev = ring->adev; struct amdgpu_ib *ib = &ibs[0]; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c index 8c5807994073..a0de6286c453 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c @@ -81,7 +81,7 @@ int amdgpu_job_alloc_with_ib(struct amdgpu_device *adev, unsigned size, void amdgpu_job_free_resources(struct amdgpu_job *job) { - struct fence *f; + struct dma_fence *f; unsigned i; /* use sched fence if available */ @@ -95,7 +95,7 @@ static void amdgpu_job_free_cb(struct amd_sched_job *s_job) { struct amdgpu_job *job = container_of(s_job, struct amdgpu_job, base); - fence_put(job->fence); + dma_fence_put(job->fence); amdgpu_sync_free(&job->sync); kfree(job); } @@ -104,14 +104,14 @@ void amdgpu_job_free(struct amdgpu_job *job) { amdgpu_job_free_resources(job); - fence_put(job->fence); + dma_fence_put(job->fence); amdgpu_sync_free(&job->sync); kfree(job); } int amdgpu_job_submit(struct amdgpu_job *job, struct amdgpu_ring *ring, struct amd_sched_entity *entity, void *owner, - struct fence **f) + struct dma_fence **f) { int r; job->ring = ring; @@ -125,19 +125,19 @@ int amdgpu_job_submit(struct amdgpu_job *job, struct amdgpu_ring *ring, job->owner = owner; job->fence_ctx = entity->fence_context; - *f = fence_get(&job->base.s_fence->finished); + *f = dma_fence_get(&job->base.s_fence->finished); amdgpu_job_free_resources(job); amd_sched_entity_push_job(&job->base); return 0; } -static struct fence *amdgpu_job_dependency(struct amd_sched_job *sched_job) +static struct dma_fence *amdgpu_job_dependency(struct amd_sched_job *sched_job) { struct amdgpu_job *job = to_amdgpu_job(sched_job); struct amdgpu_vm *vm = job->vm; - struct fence *fence = amdgpu_sync_get_fence(&job->sync); + struct dma_fence *fence = amdgpu_sync_get_fence(&job->sync); if (fence == NULL && vm && !job->vm_id) { struct amdgpu_ring *ring = job->ring; @@ -155,9 +155,9 @@ static struct fence *amdgpu_job_dependency(struct amd_sched_job *sched_job) return fence; } -static struct fence *amdgpu_job_run(struct amd_sched_job *sched_job) +static struct dma_fence *amdgpu_job_run(struct amd_sched_job *sched_job) { - struct fence *fence = NULL; + struct dma_fence *fence = NULL; struct amdgpu_job *job; int r; @@ -176,8 +176,8 @@ static struct fence *amdgpu_job_run(struct amd_sched_job *sched_job) DRM_ERROR("Error scheduling IBs (%d)\n", r); /* if gpu reset, hw fence will be replaced here */ - fence_put(job->fence); - job->fence = fence_get(fence); + dma_fence_put(job->fence); + job->fence = dma_fence_get(fence); amdgpu_job_free_resources(job); return fence; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index aa074fac0c7f..55e142a5ff5f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -383,7 +383,7 @@ int amdgpu_bo_create_restricted(struct amdgpu_device *adev, if (flags & AMDGPU_GEM_CREATE_VRAM_CLEARED && bo->tbo.mem.placement & TTM_PL_FLAG_VRAM) { - struct fence *fence; + struct dma_fence *fence; if (adev->mman.buffer_funcs_ring == NULL || !adev->mman.buffer_funcs_ring->ready) { @@ -403,9 +403,9 @@ int amdgpu_bo_create_restricted(struct amdgpu_device *adev, amdgpu_fill_buffer(bo, 0, bo->tbo.resv, &fence); amdgpu_bo_fence(bo, fence, false); amdgpu_bo_unreserve(bo); - fence_put(bo->tbo.moving); - bo->tbo.moving = fence_get(fence); - fence_put(fence); + dma_fence_put(bo->tbo.moving); + bo->tbo.moving = dma_fence_get(fence); + dma_fence_put(fence); } *bo_ptr = bo; @@ -491,7 +491,7 @@ int amdgpu_bo_backup_to_shadow(struct amdgpu_device *adev, struct amdgpu_ring *ring, struct amdgpu_bo *bo, struct reservation_object *resv, - struct fence **fence, + struct dma_fence **fence, bool direct) { @@ -523,7 +523,7 @@ int amdgpu_bo_restore_from_shadow(struct amdgpu_device *adev, struct amdgpu_ring *ring, struct amdgpu_bo *bo, struct reservation_object *resv, - struct fence **fence, + struct dma_fence **fence, bool direct) { @@ -926,7 +926,7 @@ int amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo) * @shared: true if fence should be added shared * */ -void amdgpu_bo_fence(struct amdgpu_bo *bo, struct fence *fence, +void amdgpu_bo_fence(struct amdgpu_bo *bo, struct dma_fence *fence, bool shared) { struct reservation_object *resv = bo->tbo.resv; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h index 8255034d73eb..3e785ed3cb4b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h @@ -156,19 +156,19 @@ int amdgpu_bo_get_metadata(struct amdgpu_bo *bo, void *buffer, void amdgpu_bo_move_notify(struct ttm_buffer_object *bo, struct ttm_mem_reg *new_mem); int amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo); -void amdgpu_bo_fence(struct amdgpu_bo *bo, struct fence *fence, +void amdgpu_bo_fence(struct amdgpu_bo *bo, struct dma_fence *fence, bool shared); u64 amdgpu_bo_gpu_offset(struct amdgpu_bo *bo); int amdgpu_bo_backup_to_shadow(struct amdgpu_device *adev, struct amdgpu_ring *ring, struct amdgpu_bo *bo, struct reservation_object *resv, - struct fence **fence, bool direct); + struct dma_fence **fence, bool direct); int amdgpu_bo_restore_from_shadow(struct amdgpu_device *adev, struct amdgpu_ring *ring, struct amdgpu_bo *bo, struct reservation_object *resv, - struct fence **fence, + struct dma_fence **fence, bool direct); @@ -200,7 +200,7 @@ int amdgpu_sa_bo_new(struct amdgpu_sa_manager *sa_manager, unsigned size, unsigned align); void amdgpu_sa_bo_free(struct amdgpu_device *adev, struct amdgpu_sa_bo **sa_bo, - struct fence *fence); + struct dma_fence *fence); #if defined(CONFIG_DEBUG_FS) void amdgpu_sa_bo_dump_debug_info(struct amdgpu_sa_manager *sa_manager, struct seq_file *m); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c index d8af37a845f4..fd26c4b8d793 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sa.c @@ -147,7 +147,7 @@ static void amdgpu_sa_bo_remove_locked(struct amdgpu_sa_bo *sa_bo) } list_del_init(&sa_bo->olist); list_del_init(&sa_bo->flist); - fence_put(sa_bo->fence); + dma_fence_put(sa_bo->fence); kfree(sa_bo); } @@ -161,7 +161,7 @@ static void amdgpu_sa_bo_try_free(struct amdgpu_sa_manager *sa_manager) sa_bo = list_entry(sa_manager->hole->next, struct amdgpu_sa_bo, olist); list_for_each_entry_safe_from(sa_bo, tmp, &sa_manager->olist, olist) { if (sa_bo->fence == NULL || - !fence_is_signaled(sa_bo->fence)) { + !dma_fence_is_signaled(sa_bo->fence)) { return; } amdgpu_sa_bo_remove_locked(sa_bo); @@ -244,7 +244,7 @@ static bool amdgpu_sa_event(struct amdgpu_sa_manager *sa_manager, } static bool amdgpu_sa_bo_next_hole(struct amdgpu_sa_manager *sa_manager, - struct fence **fences, + struct dma_fence **fences, unsigned *tries) { struct amdgpu_sa_bo *best_bo = NULL; @@ -272,7 +272,7 @@ static bool amdgpu_sa_bo_next_hole(struct amdgpu_sa_manager *sa_manager, sa_bo = list_first_entry(&sa_manager->flist[i], struct amdgpu_sa_bo, flist); - if (!fence_is_signaled(sa_bo->fence)) { + if (!dma_fence_is_signaled(sa_bo->fence)) { fences[i] = sa_bo->fence; continue; } @@ -314,7 +314,7 @@ int amdgpu_sa_bo_new(struct amdgpu_sa_manager *sa_manager, struct amdgpu_sa_bo **sa_bo, unsigned size, unsigned align) { - struct fence *fences[AMDGPU_SA_NUM_FENCE_LISTS]; + struct dma_fence *fences[AMDGPU_SA_NUM_FENCE_LISTS]; unsigned tries[AMDGPU_SA_NUM_FENCE_LISTS]; unsigned count; int i, r; @@ -356,14 +356,14 @@ int amdgpu_sa_bo_new(struct amdgpu_sa_manager *sa_manager, for (i = 0, count = 0; i < AMDGPU_SA_NUM_FENCE_LISTS; ++i) if (fences[i]) - fences[count++] = fence_get(fences[i]); + fences[count++] = dma_fence_get(fences[i]); if (count) { spin_unlock(&sa_manager->wq.lock); - t = fence_wait_any_timeout(fences, count, false, - MAX_SCHEDULE_TIMEOUT); + t = dma_fence_wait_any_timeout(fences, count, false, + MAX_SCHEDULE_TIMEOUT); for (i = 0; i < count; ++i) - fence_put(fences[i]); + dma_fence_put(fences[i]); r = (t > 0) ? 0 : t; spin_lock(&sa_manager->wq.lock); @@ -384,7 +384,7 @@ int amdgpu_sa_bo_new(struct amdgpu_sa_manager *sa_manager, } void amdgpu_sa_bo_free(struct amdgpu_device *adev, struct amdgpu_sa_bo **sa_bo, - struct fence *fence) + struct dma_fence *fence) { struct amdgpu_sa_manager *sa_manager; @@ -394,10 +394,10 @@ void amdgpu_sa_bo_free(struct amdgpu_device *adev, struct amdgpu_sa_bo **sa_bo, sa_manager = (*sa_bo)->manager; spin_lock(&sa_manager->wq.lock); - if (fence && !fence_is_signaled(fence)) { + if (fence && !dma_fence_is_signaled(fence)) { uint32_t idx; - (*sa_bo)->fence = fence_get(fence); + (*sa_bo)->fence = dma_fence_get(fence); idx = fence->context % AMDGPU_SA_NUM_FENCE_LISTS; list_add_tail(&(*sa_bo)->flist, &sa_manager->flist[idx]); } else { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c index 5c8d3022fb87..ed814e6d0207 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c @@ -34,7 +34,7 @@ struct amdgpu_sync_entry { struct hlist_node node; - struct fence *fence; + struct dma_fence *fence; }; static struct kmem_cache *amdgpu_sync_slab; @@ -60,7 +60,8 @@ void amdgpu_sync_create(struct amdgpu_sync *sync) * * Test if the fence was issued by us. */ -static bool amdgpu_sync_same_dev(struct amdgpu_device *adev, struct fence *f) +static bool amdgpu_sync_same_dev(struct amdgpu_device *adev, + struct dma_fence *f) { struct amd_sched_fence *s_fence = to_amd_sched_fence(f); @@ -81,7 +82,7 @@ static bool amdgpu_sync_same_dev(struct amdgpu_device *adev, struct fence *f) * * Extract who originally created the fence. */ -static void *amdgpu_sync_get_owner(struct fence *f) +static void *amdgpu_sync_get_owner(struct dma_fence *f) { struct amd_sched_fence *s_fence = to_amd_sched_fence(f); @@ -99,13 +100,14 @@ static void *amdgpu_sync_get_owner(struct fence *f) * * Either keep the existing fence or the new one, depending which one is later. */ -static void amdgpu_sync_keep_later(struct fence **keep, struct fence *fence) +static void amdgpu_sync_keep_later(struct dma_fence **keep, + struct dma_fence *fence) { - if (*keep && fence_is_later(*keep, fence)) + if (*keep && dma_fence_is_later(*keep, fence)) return; - fence_put(*keep); - *keep = fence_get(fence); + dma_fence_put(*keep); + *keep = dma_fence_get(fence); } /** @@ -117,7 +119,7 @@ static void amdgpu_sync_keep_later(struct fence **keep, struct fence *fence) * Tries to add the fence to an existing hash entry. Returns true when an entry * was found, false otherwise. */ -static bool amdgpu_sync_add_later(struct amdgpu_sync *sync, struct fence *f) +static bool amdgpu_sync_add_later(struct amdgpu_sync *sync, struct dma_fence *f) { struct amdgpu_sync_entry *e; @@ -139,7 +141,7 @@ static bool amdgpu_sync_add_later(struct amdgpu_sync *sync, struct fence *f) * */ int amdgpu_sync_fence(struct amdgpu_device *adev, struct amdgpu_sync *sync, - struct fence *f) + struct dma_fence *f) { struct amdgpu_sync_entry *e; @@ -158,7 +160,7 @@ int amdgpu_sync_fence(struct amdgpu_device *adev, struct amdgpu_sync *sync, return -ENOMEM; hash_add(sync->fences, &e->node, f->context); - e->fence = fence_get(f); + e->fence = dma_fence_get(f); return 0; } @@ -177,7 +179,7 @@ int amdgpu_sync_resv(struct amdgpu_device *adev, void *owner) { struct reservation_object_list *flist; - struct fence *f; + struct dma_fence *f; void *fence_owner; unsigned i; int r = 0; @@ -231,15 +233,15 @@ int amdgpu_sync_resv(struct amdgpu_device *adev, * Returns the next fence not signaled yet without removing it from the sync * object. */ -struct fence *amdgpu_sync_peek_fence(struct amdgpu_sync *sync, - struct amdgpu_ring *ring) +struct dma_fence *amdgpu_sync_peek_fence(struct amdgpu_sync *sync, + struct amdgpu_ring *ring) { struct amdgpu_sync_entry *e; struct hlist_node *tmp; int i; hash_for_each_safe(sync->fences, i, tmp, e, node) { - struct fence *f = e->fence; + struct dma_fence *f = e->fence; struct amd_sched_fence *s_fence = to_amd_sched_fence(f); if (ring && s_fence) { @@ -247,16 +249,16 @@ struct fence *amdgpu_sync_peek_fence(struct amdgpu_sync *sync, * when they are scheduled. */ if (s_fence->sched == &ring->sched) { - if (fence_is_signaled(&s_fence->scheduled)) + if (dma_fence_is_signaled(&s_fence->scheduled)) continue; return &s_fence->scheduled; } } - if (fence_is_signaled(f)) { + if (dma_fence_is_signaled(f)) { hash_del(&e->node); - fence_put(f); + dma_fence_put(f); kmem_cache_free(amdgpu_sync_slab, e); continue; } @@ -274,11 +276,11 @@ struct fence *amdgpu_sync_peek_fence(struct amdgpu_sync *sync, * * Get and removes the next fence from the sync object not signaled yet. */ -struct fence *amdgpu_sync_get_fence(struct amdgpu_sync *sync) +struct dma_fence *amdgpu_sync_get_fence(struct amdgpu_sync *sync) { struct amdgpu_sync_entry *e; struct hlist_node *tmp; - struct fence *f; + struct dma_fence *f; int i; hash_for_each_safe(sync->fences, i, tmp, e, node) { @@ -288,10 +290,10 @@ struct fence *amdgpu_sync_get_fence(struct amdgpu_sync *sync) hash_del(&e->node); kmem_cache_free(amdgpu_sync_slab, e); - if (!fence_is_signaled(f)) + if (!dma_fence_is_signaled(f)) return f; - fence_put(f); + dma_fence_put(f); } return NULL; } @@ -311,11 +313,11 @@ void amdgpu_sync_free(struct amdgpu_sync *sync) hash_for_each_safe(sync->fences, i, tmp, e, node) { hash_del(&e->node); - fence_put(e->fence); + dma_fence_put(e->fence); kmem_cache_free(amdgpu_sync_slab, e); } - fence_put(sync->last_vm_update); + dma_fence_put(sync->last_vm_update); } /** diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c index b827c75e95de..e05a24325eeb 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_test.c @@ -78,7 +78,7 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev) void *gtt_map, *vram_map; void **gtt_start, **gtt_end; void **vram_start, **vram_end; - struct fence *fence = NULL; + struct dma_fence *fence = NULL; r = amdgpu_bo_create(adev, size, PAGE_SIZE, true, AMDGPU_GEM_DOMAIN_GTT, 0, NULL, @@ -118,13 +118,13 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev) goto out_lclean_unpin; } - r = fence_wait(fence, false); + r = dma_fence_wait(fence, false); if (r) { DRM_ERROR("Failed to wait for GTT->VRAM fence %d\n", i); goto out_lclean_unpin; } - fence_put(fence); + dma_fence_put(fence); r = amdgpu_bo_kmap(vram_obj, &vram_map); if (r) { @@ -163,13 +163,13 @@ static void amdgpu_do_test_moves(struct amdgpu_device *adev) goto out_lclean_unpin; } - r = fence_wait(fence, false); + r = dma_fence_wait(fence, false); if (r) { DRM_ERROR("Failed to wait for VRAM->GTT fence %d\n", i); goto out_lclean_unpin; } - fence_put(fence); + dma_fence_put(fence); r = amdgpu_bo_kmap(gtt_obj[i], >t_map); if (r) { @@ -216,7 +216,7 @@ out_lclean: amdgpu_bo_unref(>t_obj[i]); } if (fence) - fence_put(fence); + dma_fence_put(fence); break; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h index 067e5e683bb3..bb964a8ff938 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h @@ -104,7 +104,7 @@ TRACE_EVENT(amdgpu_cs_ioctl, __field(struct amdgpu_device *, adev) __field(struct amd_sched_job *, sched_job) __field(struct amdgpu_ib *, ib) - __field(struct fence *, fence) + __field(struct dma_fence *, fence) __field(char *, ring_name) __field(u32, num_ibs) ), @@ -129,7 +129,7 @@ TRACE_EVENT(amdgpu_sched_run_job, __field(struct amdgpu_device *, adev) __field(struct amd_sched_job *, sched_job) __field(struct amdgpu_ib *, ib) - __field(struct fence *, fence) + __field(struct dma_fence *, fence) __field(char *, ring_name) __field(u32, num_ibs) ), diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index dcaf691f56b5..a743aeabc767 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -268,7 +268,7 @@ static int amdgpu_move_blit(struct ttm_buffer_object *bo, struct amdgpu_device *adev; struct amdgpu_ring *ring; uint64_t old_start, new_start; - struct fence *fence; + struct dma_fence *fence; int r; adev = amdgpu_get_adev(bo->bdev); @@ -316,7 +316,7 @@ static int amdgpu_move_blit(struct ttm_buffer_object *bo, return r; r = ttm_bo_pipeline_move(bo, fence, evict, new_mem); - fence_put(fence); + dma_fence_put(fence); return r; } @@ -1247,7 +1247,7 @@ int amdgpu_copy_buffer(struct amdgpu_ring *ring, uint64_t dst_offset, uint32_t byte_count, struct reservation_object *resv, - struct fence **fence, bool direct_submit) + struct dma_fence **fence, bool direct_submit) { struct amdgpu_device *adev = ring->adev; struct amdgpu_job *job; @@ -1294,7 +1294,7 @@ int amdgpu_copy_buffer(struct amdgpu_ring *ring, if (direct_submit) { r = amdgpu_ib_schedule(ring, job->num_ibs, job->ibs, NULL, NULL, fence); - job->fence = fence_get(*fence); + job->fence = dma_fence_get(*fence); if (r) DRM_ERROR("Error scheduling IBs (%d)\n", r); amdgpu_job_free(job); @@ -1315,7 +1315,7 @@ error_free: int amdgpu_fill_buffer(struct amdgpu_bo *bo, uint32_t src_data, struct reservation_object *resv, - struct fence **fence) + struct dma_fence **fence) { struct amdgpu_device *adev = bo->adev; struct amdgpu_job *job; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h index 9812c805326c..3f293e189378 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h @@ -77,11 +77,11 @@ int amdgpu_copy_buffer(struct amdgpu_ring *ring, uint64_t dst_offset, uint32_t byte_count, struct reservation_object *resv, - struct fence **fence, bool direct_submit); + struct dma_fence **fence, bool direct_submit); int amdgpu_fill_buffer(struct amdgpu_bo *bo, uint32_t src_data, struct reservation_object *resv, - struct fence **fence); + struct dma_fence **fence); int amdgpu_mmap(struct file *filp, struct vm_area_struct *vma); bool amdgpu_ttm_is_bound(struct ttm_tt *ttm); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c index e3281cacc586..0f6575e7ef8c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c @@ -333,7 +333,7 @@ void amdgpu_uvd_free_handles(struct amdgpu_device *adev, struct drm_file *filp) for (i = 0; i < adev->uvd.max_handles; ++i) { uint32_t handle = atomic_read(&adev->uvd.handles[i]); if (handle != 0 && adev->uvd.filp[i] == filp) { - struct fence *fence; + struct dma_fence *fence; r = amdgpu_uvd_get_destroy_msg(ring, handle, false, &fence); @@ -342,8 +342,8 @@ void amdgpu_uvd_free_handles(struct amdgpu_device *adev, struct drm_file *filp) continue; } - fence_wait(fence, false); - fence_put(fence); + dma_fence_wait(fence, false); + dma_fence_put(fence); adev->uvd.filp[i] = NULL; atomic_set(&adev->uvd.handles[i], 0); @@ -909,14 +909,14 @@ int amdgpu_uvd_ring_parse_cs(struct amdgpu_cs_parser *parser, uint32_t ib_idx) } static int amdgpu_uvd_send_msg(struct amdgpu_ring *ring, struct amdgpu_bo *bo, - bool direct, struct fence **fence) + bool direct, struct dma_fence **fence) { struct ttm_validate_buffer tv; struct ww_acquire_ctx ticket; struct list_head head; struct amdgpu_job *job; struct amdgpu_ib *ib; - struct fence *f = NULL; + struct dma_fence *f = NULL; struct amdgpu_device *adev = ring->adev; uint64_t addr; int i, r; @@ -960,7 +960,7 @@ static int amdgpu_uvd_send_msg(struct amdgpu_ring *ring, struct amdgpu_bo *bo, if (direct) { r = amdgpu_ib_schedule(ring, 1, ib, NULL, NULL, &f); - job->fence = fence_get(f); + job->fence = dma_fence_get(f); if (r) goto err_free; @@ -975,9 +975,9 @@ static int amdgpu_uvd_send_msg(struct amdgpu_ring *ring, struct amdgpu_bo *bo, ttm_eu_fence_buffer_objects(&ticket, &head, f); if (fence) - *fence = fence_get(f); + *fence = dma_fence_get(f); amdgpu_bo_unref(&bo); - fence_put(f); + dma_fence_put(f); return 0; @@ -993,7 +993,7 @@ err: crash the vcpu so just try to emmit a dummy create/destroy msg to avoid this */ int amdgpu_uvd_get_create_msg(struct amdgpu_ring *ring, uint32_t handle, - struct fence **fence) + struct dma_fence **fence) { struct amdgpu_device *adev = ring->adev; struct amdgpu_bo *bo; @@ -1042,7 +1042,7 @@ int amdgpu_uvd_get_create_msg(struct amdgpu_ring *ring, uint32_t handle, } int amdgpu_uvd_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle, - bool direct, struct fence **fence) + bool direct, struct dma_fence **fence) { struct amdgpu_device *adev = ring->adev; struct amdgpu_bo *bo; @@ -1128,7 +1128,7 @@ void amdgpu_uvd_ring_end_use(struct amdgpu_ring *ring) */ int amdgpu_uvd_ring_test_ib(struct amdgpu_ring *ring, long timeout) { - struct fence *fence; + struct dma_fence *fence; long r; r = amdgpu_uvd_get_create_msg(ring, 1, NULL); @@ -1143,7 +1143,7 @@ int amdgpu_uvd_ring_test_ib(struct amdgpu_ring *ring, long timeout) goto error; } - r = fence_wait_timeout(fence, false, timeout); + r = dma_fence_wait_timeout(fence, false, timeout); if (r == 0) { DRM_ERROR("amdgpu: IB test timed out.\n"); r = -ETIMEDOUT; @@ -1154,7 +1154,7 @@ int amdgpu_uvd_ring_test_ib(struct amdgpu_ring *ring, long timeout) r = 0; } - fence_put(fence); + dma_fence_put(fence); error: return r; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h index c850009602d1..6249ba1bde2a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h @@ -29,9 +29,9 @@ int amdgpu_uvd_sw_fini(struct amdgpu_device *adev); int amdgpu_uvd_suspend(struct amdgpu_device *adev); int amdgpu_uvd_resume(struct amdgpu_device *adev); int amdgpu_uvd_get_create_msg(struct amdgpu_ring *ring, uint32_t handle, - struct fence **fence); + struct dma_fence **fence); int amdgpu_uvd_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle, - bool direct, struct fence **fence); + bool direct, struct dma_fence **fence); void amdgpu_uvd_free_handles(struct amdgpu_device *adev, struct drm_file *filp); int amdgpu_uvd_ring_parse_cs(struct amdgpu_cs_parser *parser, uint32_t ib_idx); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c index 7fe8fd884f06..f0f8afb85585 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c @@ -395,12 +395,12 @@ void amdgpu_vce_free_handles(struct amdgpu_device *adev, struct drm_file *filp) * Open up a stream for HW test */ int amdgpu_vce_get_create_msg(struct amdgpu_ring *ring, uint32_t handle, - struct fence **fence) + struct dma_fence **fence) { const unsigned ib_size_dw = 1024; struct amdgpu_job *job; struct amdgpu_ib *ib; - struct fence *f = NULL; + struct dma_fence *f = NULL; uint64_t dummy; int i, r; @@ -450,14 +450,14 @@ int amdgpu_vce_get_create_msg(struct amdgpu_ring *ring, uint32_t handle, ib->ptr[i] = 0x0; r = amdgpu_ib_schedule(ring, 1, ib, NULL, NULL, &f); - job->fence = fence_get(f); + job->fence = dma_fence_get(f); if (r) goto err; amdgpu_job_free(job); if (fence) - *fence = fence_get(f); - fence_put(f); + *fence = dma_fence_get(f); + dma_fence_put(f); return 0; err: @@ -476,12 +476,12 @@ err: * Close up a stream for HW test or if userspace failed to do so */ int amdgpu_vce_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle, - bool direct, struct fence **fence) + bool direct, struct dma_fence **fence) { const unsigned ib_size_dw = 1024; struct amdgpu_job *job; struct amdgpu_ib *ib; - struct fence *f = NULL; + struct dma_fence *f = NULL; int i, r; r = amdgpu_job_alloc_with_ib(ring->adev, ib_size_dw * 4, &job); @@ -513,7 +513,7 @@ int amdgpu_vce_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle, if (direct) { r = amdgpu_ib_schedule(ring, 1, ib, NULL, NULL, &f); - job->fence = fence_get(f); + job->fence = dma_fence_get(f); if (r) goto err; @@ -526,8 +526,8 @@ int amdgpu_vce_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle, } if (fence) - *fence = fence_get(f); - fence_put(f); + *fence = dma_fence_get(f); + dma_fence_put(f); return 0; err: @@ -883,7 +883,7 @@ int amdgpu_vce_ring_test_ring(struct amdgpu_ring *ring) */ int amdgpu_vce_ring_test_ib(struct amdgpu_ring *ring, long timeout) { - struct fence *fence = NULL; + struct dma_fence *fence = NULL; long r; /* skip vce ring1/2 ib test for now, since it's not reliable */ @@ -902,7 +902,7 @@ int amdgpu_vce_ring_test_ib(struct amdgpu_ring *ring, long timeout) goto error; } - r = fence_wait_timeout(fence, false, timeout); + r = dma_fence_wait_timeout(fence, false, timeout); if (r == 0) { DRM_ERROR("amdgpu: IB test timed out.\n"); r = -ETIMEDOUT; @@ -913,6 +913,6 @@ int amdgpu_vce_ring_test_ib(struct amdgpu_ring *ring, long timeout) r = 0; } error: - fence_put(fence); + dma_fence_put(fence); return r; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h index 12729d2852df..566c29ddeeb6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h @@ -29,9 +29,9 @@ int amdgpu_vce_sw_fini(struct amdgpu_device *adev); int amdgpu_vce_suspend(struct amdgpu_device *adev); int amdgpu_vce_resume(struct amdgpu_device *adev); int amdgpu_vce_get_create_msg(struct amdgpu_ring *ring, uint32_t handle, - struct fence **fence); + struct dma_fence **fence); int amdgpu_vce_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle, - bool direct, struct fence **fence); + bool direct, struct dma_fence **fence); void amdgpu_vce_free_handles(struct amdgpu_device *adev, struct drm_file *filp); int amdgpu_vce_ring_parse_cs(struct amdgpu_cs_parser *p, uint32_t ib_idx); void amdgpu_vce_ring_emit_ib(struct amdgpu_ring *ring, struct amdgpu_ib *ib, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 06f24322e7c3..22cabb5456e0 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -25,7 +25,7 @@ * Alex Deucher * Jerome Glisse */ -#include +#include #include #include #include "amdgpu.h" @@ -194,14 +194,14 @@ static bool amdgpu_vm_is_gpu_reset(struct amdgpu_device *adev, * Allocate an id for the vm, adding fences to the sync obj as necessary. */ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, - struct amdgpu_sync *sync, struct fence *fence, + struct amdgpu_sync *sync, struct dma_fence *fence, struct amdgpu_job *job) { struct amdgpu_device *adev = ring->adev; uint64_t fence_context = adev->fence_context + ring->idx; - struct fence *updates = sync->last_vm_update; + struct dma_fence *updates = sync->last_vm_update; struct amdgpu_vm_id *id, *idle; - struct fence **fences; + struct dma_fence **fences; unsigned i; int r = 0; @@ -225,17 +225,17 @@ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, if (&idle->list == &adev->vm_manager.ids_lru) { u64 fence_context = adev->vm_manager.fence_context + ring->idx; unsigned seqno = ++adev->vm_manager.seqno[ring->idx]; - struct fence_array *array; + struct dma_fence_array *array; unsigned j; for (j = 0; j < i; ++j) - fence_get(fences[j]); + dma_fence_get(fences[j]); - array = fence_array_create(i, fences, fence_context, + array = dma_fence_array_create(i, fences, fence_context, seqno, true); if (!array) { for (j = 0; j < i; ++j) - fence_put(fences[j]); + dma_fence_put(fences[j]); kfree(fences); r = -ENOMEM; goto error; @@ -243,7 +243,7 @@ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, r = amdgpu_sync_fence(ring->adev, sync, &array->base); - fence_put(&array->base); + dma_fence_put(&array->base); if (r) goto error; @@ -257,7 +257,7 @@ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, /* Check if we can use a VMID already assigned to this VM */ i = ring->idx; do { - struct fence *flushed; + struct dma_fence *flushed; id = vm->ids[i++]; if (i == AMDGPU_MAX_RINGS) @@ -279,12 +279,12 @@ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, continue; if (id->last_flush->context != fence_context && - !fence_is_signaled(id->last_flush)) + !dma_fence_is_signaled(id->last_flush)) continue; flushed = id->flushed_updates; if (updates && - (!flushed || fence_is_later(updates, flushed))) + (!flushed || dma_fence_is_later(updates, flushed))) continue; /* Good we can use this VMID. Remember this submission as @@ -315,14 +315,14 @@ int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, if (r) goto error; - fence_put(id->first); - id->first = fence_get(fence); + dma_fence_put(id->first); + id->first = dma_fence_get(fence); - fence_put(id->last_flush); + dma_fence_put(id->last_flush); id->last_flush = NULL; - fence_put(id->flushed_updates); - id->flushed_updates = fence_get(updates); + dma_fence_put(id->flushed_updates); + id->flushed_updates = dma_fence_get(updates); id->pd_gpu_addr = job->vm_pd_addr; id->current_gpu_reset_count = atomic_read(&adev->gpu_reset_counter); @@ -393,7 +393,7 @@ int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job) if (ring->funcs->emit_vm_flush && (job->vm_needs_flush || amdgpu_vm_is_gpu_reset(adev, id))) { - struct fence *fence; + struct dma_fence *fence; trace_amdgpu_vm_flush(job->vm_pd_addr, ring->idx, job->vm_id); amdgpu_ring_emit_vm_flush(ring, job->vm_id, job->vm_pd_addr); @@ -403,7 +403,7 @@ int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job) return r; mutex_lock(&adev->vm_manager.lock); - fence_put(id->last_flush); + dma_fence_put(id->last_flush); id->last_flush = fence; mutex_unlock(&adev->vm_manager.lock); } @@ -537,7 +537,7 @@ static int amdgpu_vm_clear_bo(struct amdgpu_device *adev, struct amdgpu_bo *bo) { struct amdgpu_ring *ring; - struct fence *fence = NULL; + struct dma_fence *fence = NULL; struct amdgpu_job *job; struct amdgpu_pte_update_params params; unsigned entries; @@ -578,7 +578,7 @@ static int amdgpu_vm_clear_bo(struct amdgpu_device *adev, goto error_free; amdgpu_bo_fence(bo, fence, true); - fence_put(fence); + dma_fence_put(fence); return 0; error_free: @@ -625,7 +625,7 @@ static int amdgpu_vm_update_pd_or_shadow(struct amdgpu_device *adev, unsigned count = 0, pt_idx, ndw; struct amdgpu_job *job; struct amdgpu_pte_update_params params; - struct fence *fence = NULL; + struct dma_fence *fence = NULL; int r; @@ -714,9 +714,9 @@ static int amdgpu_vm_update_pd_or_shadow(struct amdgpu_device *adev, goto error_free; amdgpu_bo_fence(pd, fence, true); - fence_put(vm->page_directory_fence); - vm->page_directory_fence = fence_get(fence); - fence_put(fence); + dma_fence_put(vm->page_directory_fence); + vm->page_directory_fence = dma_fence_get(fence); + dma_fence_put(fence); } else { amdgpu_job_free(job); @@ -929,20 +929,20 @@ static void amdgpu_vm_frag_ptes(struct amdgpu_pte_update_params *params, * Returns 0 for success, -EINVAL for failure. */ static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev, - struct fence *exclusive, + struct dma_fence *exclusive, uint64_t src, dma_addr_t *pages_addr, struct amdgpu_vm *vm, uint64_t start, uint64_t last, uint32_t flags, uint64_t addr, - struct fence **fence) + struct dma_fence **fence) { struct amdgpu_ring *ring; void *owner = AMDGPU_FENCE_OWNER_VM; unsigned nptes, ncmds, ndw; struct amdgpu_job *job; struct amdgpu_pte_update_params params; - struct fence *f = NULL; + struct dma_fence *f = NULL; int r; memset(¶ms, 0, sizeof(params)); @@ -1045,10 +1045,10 @@ static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev, amdgpu_bo_fence(vm->page_directory, f, true); if (fence) { - fence_put(*fence); - *fence = fence_get(f); + dma_fence_put(*fence); + *fence = dma_fence_get(f); } - fence_put(f); + dma_fence_put(f); return 0; error_free: @@ -1074,13 +1074,13 @@ error_free: * Returns 0 for success, -EINVAL for failure. */ static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev, - struct fence *exclusive, + struct dma_fence *exclusive, uint32_t gtt_flags, dma_addr_t *pages_addr, struct amdgpu_vm *vm, struct amdgpu_bo_va_mapping *mapping, uint32_t flags, uint64_t addr, - struct fence **fence) + struct dma_fence **fence) { const uint64_t max_size = 64ULL * 1024ULL * 1024ULL / AMDGPU_GPU_PAGE_SIZE; @@ -1147,7 +1147,7 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev, dma_addr_t *pages_addr = NULL; uint32_t gtt_flags, flags; struct ttm_mem_reg *mem; - struct fence *exclusive; + struct dma_fence *exclusive; uint64_t addr; int r; @@ -1547,7 +1547,7 @@ void amdgpu_vm_bo_rmv(struct amdgpu_device *adev, kfree(mapping); } - fence_put(bo_va->last_pt_update); + dma_fence_put(bo_va->last_pt_update); kfree(bo_va); } @@ -1709,7 +1709,7 @@ void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm) amdgpu_bo_unref(&vm->page_directory->shadow); amdgpu_bo_unref(&vm->page_directory); - fence_put(vm->page_directory_fence); + dma_fence_put(vm->page_directory_fence); } /** @@ -1733,7 +1733,8 @@ void amdgpu_vm_manager_init(struct amdgpu_device *adev) &adev->vm_manager.ids_lru); } - adev->vm_manager.fence_context = fence_context_alloc(AMDGPU_MAX_RINGS); + adev->vm_manager.fence_context = + dma_fence_context_alloc(AMDGPU_MAX_RINGS); for (i = 0; i < AMDGPU_MAX_RINGS; ++i) adev->vm_manager.seqno[i] = 0; @@ -1755,8 +1756,8 @@ void amdgpu_vm_manager_fini(struct amdgpu_device *adev) for (i = 0; i < AMDGPU_NUM_VM; ++i) { struct amdgpu_vm_id *id = &adev->vm_manager.ids[i]; - fence_put(adev->vm_manager.ids[i].first); + dma_fence_put(adev->vm_manager.ids[i].first); amdgpu_sync_free(&adev->vm_manager.ids[i].active); - fence_put(id->flushed_updates); + dma_fence_put(id->flushed_updates); } } diff --git a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c index cb952acc7133..321b9d5a4e6e 100644 --- a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c +++ b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c @@ -622,7 +622,7 @@ static int cik_sdma_ring_test_ib(struct amdgpu_ring *ring, long timeout) { struct amdgpu_device *adev = ring->adev; struct amdgpu_ib ib; - struct fence *f = NULL; + struct dma_fence *f = NULL; unsigned index; u32 tmp = 0; u64 gpu_addr; @@ -655,7 +655,7 @@ static int cik_sdma_ring_test_ib(struct amdgpu_ring *ring, long timeout) if (r) goto err1; - r = fence_wait_timeout(f, false, timeout); + r = dma_fence_wait_timeout(f, false, timeout); if (r == 0) { DRM_ERROR("amdgpu: IB test timed out\n"); r = -ETIMEDOUT; @@ -675,7 +675,7 @@ static int cik_sdma_ring_test_ib(struct amdgpu_ring *ring, long timeout) err1: amdgpu_ib_free(adev, &ib, NULL); - fence_put(f); + dma_fence_put(f); err0: amdgpu_wb_free(adev, index); return r; diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c index 40abb6b81c09..7dc11a19e49d 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c @@ -1522,7 +1522,7 @@ static int gfx_v6_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) { struct amdgpu_device *adev = ring->adev; struct amdgpu_ib ib; - struct fence *f = NULL; + struct dma_fence *f = NULL; uint32_t scratch; uint32_t tmp = 0; long r; @@ -1548,7 +1548,7 @@ static int gfx_v6_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) if (r) goto err2; - r = fence_wait_timeout(f, false, timeout); + r = dma_fence_wait_timeout(f, false, timeout); if (r == 0) { DRM_ERROR("amdgpu: IB test timed out\n"); r = -ETIMEDOUT; @@ -1569,7 +1569,7 @@ static int gfx_v6_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) err2: amdgpu_ib_free(adev, &ib, NULL); - fence_put(f); + dma_fence_put(f); err1: amdgpu_gfx_scratch_free(adev, scratch); return r; diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c index 71116da9e782..3865ffe7de55 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c @@ -2286,7 +2286,7 @@ static int gfx_v7_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) { struct amdgpu_device *adev = ring->adev; struct amdgpu_ib ib; - struct fence *f = NULL; + struct dma_fence *f = NULL; uint32_t scratch; uint32_t tmp = 0; long r; @@ -2312,7 +2312,7 @@ static int gfx_v7_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) if (r) goto err2; - r = fence_wait_timeout(f, false, timeout); + r = dma_fence_wait_timeout(f, false, timeout); if (r == 0) { DRM_ERROR("amdgpu: IB test timed out\n"); r = -ETIMEDOUT; @@ -2333,7 +2333,7 @@ static int gfx_v7_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) err2: amdgpu_ib_free(adev, &ib, NULL); - fence_put(f); + dma_fence_put(f); err1: amdgpu_gfx_scratch_free(adev, scratch); return r; diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index ee6a48a09214..a9dd18847c40 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -798,7 +798,7 @@ static int gfx_v8_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) { struct amdgpu_device *adev = ring->adev; struct amdgpu_ib ib; - struct fence *f = NULL; + struct dma_fence *f = NULL; uint32_t scratch; uint32_t tmp = 0; long r; @@ -824,7 +824,7 @@ static int gfx_v8_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) if (r) goto err2; - r = fence_wait_timeout(f, false, timeout); + r = dma_fence_wait_timeout(f, false, timeout); if (r == 0) { DRM_ERROR("amdgpu: IB test timed out.\n"); r = -ETIMEDOUT; @@ -844,7 +844,7 @@ static int gfx_v8_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) } err2: amdgpu_ib_free(adev, &ib, NULL); - fence_put(f); + dma_fence_put(f); err1: amdgpu_gfx_scratch_free(adev, scratch); return r; @@ -1575,7 +1575,7 @@ static int gfx_v8_0_do_edc_gpr_workarounds(struct amdgpu_device *adev) { struct amdgpu_ring *ring = &adev->gfx.compute_ring[0]; struct amdgpu_ib ib; - struct fence *f = NULL; + struct dma_fence *f = NULL; int r, i; u32 tmp; unsigned total_size, vgpr_offset, sgpr_offset; @@ -1708,7 +1708,7 @@ static int gfx_v8_0_do_edc_gpr_workarounds(struct amdgpu_device *adev) } /* wait for the GPU to finish processing the IB */ - r = fence_wait(f, false); + r = dma_fence_wait(f, false); if (r) { DRM_ERROR("amdgpu: fence wait failed (%d).\n", r); goto fail; @@ -1729,7 +1729,7 @@ static int gfx_v8_0_do_edc_gpr_workarounds(struct amdgpu_device *adev) fail: amdgpu_ib_free(adev, &ib, NULL); - fence_put(f); + dma_fence_put(f); return r; } diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c index 565dab3c7218..7edf6e8c63dc 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c @@ -668,7 +668,7 @@ static int sdma_v2_4_ring_test_ib(struct amdgpu_ring *ring, long timeout) { struct amdgpu_device *adev = ring->adev; struct amdgpu_ib ib; - struct fence *f = NULL; + struct dma_fence *f = NULL; unsigned index; u32 tmp = 0; u64 gpu_addr; @@ -705,7 +705,7 @@ static int sdma_v2_4_ring_test_ib(struct amdgpu_ring *ring, long timeout) if (r) goto err1; - r = fence_wait_timeout(f, false, timeout); + r = dma_fence_wait_timeout(f, false, timeout); if (r == 0) { DRM_ERROR("amdgpu: IB test timed out\n"); r = -ETIMEDOUT; @@ -725,7 +725,7 @@ static int sdma_v2_4_ring_test_ib(struct amdgpu_ring *ring, long timeout) err1: amdgpu_ib_free(adev, &ib, NULL); - fence_put(f); + dma_fence_put(f); err0: amdgpu_wb_free(adev, index); return r; diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c index a9d10941fb53..1932a67c62ef 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c @@ -871,7 +871,7 @@ static int sdma_v3_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) { struct amdgpu_device *adev = ring->adev; struct amdgpu_ib ib; - struct fence *f = NULL; + struct dma_fence *f = NULL; unsigned index; u32 tmp = 0; u64 gpu_addr; @@ -908,7 +908,7 @@ static int sdma_v3_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) if (r) goto err1; - r = fence_wait_timeout(f, false, timeout); + r = dma_fence_wait_timeout(f, false, timeout); if (r == 0) { DRM_ERROR("amdgpu: IB test timed out\n"); r = -ETIMEDOUT; @@ -927,7 +927,7 @@ static int sdma_v3_0_ring_test_ib(struct amdgpu_ring *ring, long timeout) } err1: amdgpu_ib_free(adev, &ib, NULL); - fence_put(f); + dma_fence_put(f); err0: amdgpu_wb_free(adev, index); return r; diff --git a/drivers/gpu/drm/amd/amdgpu/si_dma.c b/drivers/gpu/drm/amd/amdgpu/si_dma.c index de358193a8f9..b4cf4e25bf91 100644 --- a/drivers/gpu/drm/amd/amdgpu/si_dma.c +++ b/drivers/gpu/drm/amd/amdgpu/si_dma.c @@ -274,7 +274,7 @@ static int si_dma_ring_test_ib(struct amdgpu_ring *ring, long timeout) { struct amdgpu_device *adev = ring->adev; struct amdgpu_ib ib; - struct fence *f = NULL; + struct dma_fence *f = NULL; unsigned index; u32 tmp = 0; u64 gpu_addr; @@ -305,7 +305,7 @@ static int si_dma_ring_test_ib(struct amdgpu_ring *ring, long timeout) if (r) goto err1; - r = fence_wait_timeout(f, false, timeout); + r = dma_fence_wait_timeout(f, false, timeout); if (r == 0) { DRM_ERROR("amdgpu: IB test timed out\n"); r = -ETIMEDOUT; @@ -325,7 +325,7 @@ static int si_dma_ring_test_ib(struct amdgpu_ring *ring, long timeout) err1: amdgpu_ib_free(adev, &ib, NULL); - fence_put(f); + dma_fence_put(f); err0: amdgpu_wb_free(adev, index); return r; diff --git a/drivers/gpu/drm/amd/scheduler/gpu_sched_trace.h b/drivers/gpu/drm/amd/scheduler/gpu_sched_trace.h index b961a1c6caf3..dbd4fd3a810b 100644 --- a/drivers/gpu/drm/amd/scheduler/gpu_sched_trace.h +++ b/drivers/gpu/drm/amd/scheduler/gpu_sched_trace.h @@ -17,7 +17,7 @@ TRACE_EVENT(amd_sched_job, TP_STRUCT__entry( __field(struct amd_sched_entity *, entity) __field(struct amd_sched_job *, sched_job) - __field(struct fence *, fence) + __field(struct dma_fence *, fence) __field(const char *, name) __field(u32, job_count) __field(int, hw_job_count) @@ -42,7 +42,7 @@ TRACE_EVENT(amd_sched_process_job, TP_PROTO(struct amd_sched_fence *fence), TP_ARGS(fence), TP_STRUCT__entry( - __field(struct fence *, fence) + __field(struct dma_fence *, fence) ), TP_fast_assign( diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c index 963a24d46a93..5364e6a7ec8f 100644 --- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c +++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c @@ -32,7 +32,7 @@ static bool amd_sched_entity_is_ready(struct amd_sched_entity *entity); static void amd_sched_wakeup(struct amd_gpu_scheduler *sched); -static void amd_sched_process_job(struct fence *f, struct fence_cb *cb); +static void amd_sched_process_job(struct dma_fence *f, struct dma_fence_cb *cb); struct kmem_cache *sched_fence_slab; atomic_t sched_fence_slab_ref = ATOMIC_INIT(0); @@ -141,7 +141,7 @@ int amd_sched_entity_init(struct amd_gpu_scheduler *sched, return r; atomic_set(&entity->fence_seq, 0); - entity->fence_context = fence_context_alloc(2); + entity->fence_context = dma_fence_context_alloc(2); return 0; } @@ -221,32 +221,32 @@ void amd_sched_entity_fini(struct amd_gpu_scheduler *sched, kfifo_free(&entity->job_queue); } -static void amd_sched_entity_wakeup(struct fence *f, struct fence_cb *cb) +static void amd_sched_entity_wakeup(struct dma_fence *f, struct dma_fence_cb *cb) { struct amd_sched_entity *entity = container_of(cb, struct amd_sched_entity, cb); entity->dependency = NULL; - fence_put(f); + dma_fence_put(f); amd_sched_wakeup(entity->sched); } -static void amd_sched_entity_clear_dep(struct fence *f, struct fence_cb *cb) +static void amd_sched_entity_clear_dep(struct dma_fence *f, struct dma_fence_cb *cb) { struct amd_sched_entity *entity = container_of(cb, struct amd_sched_entity, cb); entity->dependency = NULL; - fence_put(f); + dma_fence_put(f); } static bool amd_sched_entity_add_dependency_cb(struct amd_sched_entity *entity) { struct amd_gpu_scheduler *sched = entity->sched; - struct fence * fence = entity->dependency; + struct dma_fence * fence = entity->dependency; struct amd_sched_fence *s_fence; if (fence->context == entity->fence_context) { /* We can ignore fences from ourself */ - fence_put(entity->dependency); + dma_fence_put(entity->dependency); return false; } @@ -257,23 +257,23 @@ static bool amd_sched_entity_add_dependency_cb(struct amd_sched_entity *entity) * Fence is from the same scheduler, only need to wait for * it to be scheduled */ - fence = fence_get(&s_fence->scheduled); - fence_put(entity->dependency); + fence = dma_fence_get(&s_fence->scheduled); + dma_fence_put(entity->dependency); entity->dependency = fence; - if (!fence_add_callback(fence, &entity->cb, - amd_sched_entity_clear_dep)) + if (!dma_fence_add_callback(fence, &entity->cb, + amd_sched_entity_clear_dep)) return true; /* Ignore it when it is already scheduled */ - fence_put(fence); + dma_fence_put(fence); return false; } - if (!fence_add_callback(entity->dependency, &entity->cb, - amd_sched_entity_wakeup)) + if (!dma_fence_add_callback(entity->dependency, &entity->cb, + amd_sched_entity_wakeup)) return true; - fence_put(entity->dependency); + dma_fence_put(entity->dependency); return false; } @@ -354,7 +354,8 @@ static void amd_sched_job_finish(struct work_struct *work) sched->ops->free_job(s_job); } -static void amd_sched_job_finish_cb(struct fence *f, struct fence_cb *cb) +static void amd_sched_job_finish_cb(struct dma_fence *f, + struct dma_fence_cb *cb) { struct amd_sched_job *job = container_of(cb, struct amd_sched_job, finish_cb); @@ -388,8 +389,8 @@ void amd_sched_hw_job_reset(struct amd_gpu_scheduler *sched) spin_lock(&sched->job_list_lock); list_for_each_entry_reverse(s_job, &sched->ring_mirror_list, node) { - if (fence_remove_callback(s_job->s_fence->parent, &s_job->s_fence->cb)) { - fence_put(s_job->s_fence->parent); + if (dma_fence_remove_callback(s_job->s_fence->parent, &s_job->s_fence->cb)) { + dma_fence_put(s_job->s_fence->parent); s_job->s_fence->parent = NULL; } } @@ -410,21 +411,21 @@ void amd_sched_job_recovery(struct amd_gpu_scheduler *sched) list_for_each_entry_safe(s_job, tmp, &sched->ring_mirror_list, node) { struct amd_sched_fence *s_fence = s_job->s_fence; - struct fence *fence; + struct dma_fence *fence; spin_unlock(&sched->job_list_lock); fence = sched->ops->run_job(s_job); atomic_inc(&sched->hw_rq_count); if (fence) { - s_fence->parent = fence_get(fence); - r = fence_add_callback(fence, &s_fence->cb, - amd_sched_process_job); + s_fence->parent = dma_fence_get(fence); + r = dma_fence_add_callback(fence, &s_fence->cb, + amd_sched_process_job); if (r == -ENOENT) amd_sched_process_job(fence, &s_fence->cb); else if (r) DRM_ERROR("fence add callback failed (%d)\n", r); - fence_put(fence); + dma_fence_put(fence); } else { DRM_ERROR("Failed to run job!\n"); amd_sched_process_job(NULL, &s_fence->cb); @@ -446,8 +447,8 @@ void amd_sched_entity_push_job(struct amd_sched_job *sched_job) struct amd_sched_entity *entity = sched_job->s_entity; trace_amd_sched_job(sched_job); - fence_add_callback(&sched_job->s_fence->finished, &sched_job->finish_cb, - amd_sched_job_finish_cb); + dma_fence_add_callback(&sched_job->s_fence->finished, &sched_job->finish_cb, + amd_sched_job_finish_cb); wait_event(entity->sched->job_scheduled, amd_sched_entity_in(sched_job)); } @@ -511,7 +512,7 @@ amd_sched_select_entity(struct amd_gpu_scheduler *sched) return entity; } -static void amd_sched_process_job(struct fence *f, struct fence_cb *cb) +static void amd_sched_process_job(struct dma_fence *f, struct dma_fence_cb *cb) { struct amd_sched_fence *s_fence = container_of(cb, struct amd_sched_fence, cb); @@ -521,7 +522,7 @@ static void amd_sched_process_job(struct fence *f, struct fence_cb *cb) amd_sched_fence_finished(s_fence); trace_amd_sched_process_job(s_fence); - fence_put(&s_fence->finished); + dma_fence_put(&s_fence->finished); wake_up_interruptible(&sched->wake_up_worker); } @@ -547,7 +548,7 @@ static int amd_sched_main(void *param) struct amd_sched_entity *entity = NULL; struct amd_sched_fence *s_fence; struct amd_sched_job *sched_job; - struct fence *fence; + struct dma_fence *fence; wait_event_interruptible(sched->wake_up_worker, (!amd_sched_blocked(sched) && @@ -569,15 +570,15 @@ static int amd_sched_main(void *param) fence = sched->ops->run_job(sched_job); amd_sched_fence_scheduled(s_fence); if (fence) { - s_fence->parent = fence_get(fence); - r = fence_add_callback(fence, &s_fence->cb, - amd_sched_process_job); + s_fence->parent = dma_fence_get(fence); + r = dma_fence_add_callback(fence, &s_fence->cb, + amd_sched_process_job); if (r == -ENOENT) amd_sched_process_job(fence, &s_fence->cb); else if (r) DRM_ERROR("fence add callback failed (%d)\n", r); - fence_put(fence); + dma_fence_put(fence); } else { DRM_ERROR("Failed to run job!\n"); amd_sched_process_job(NULL, &s_fence->cb); diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h index 7cbbbfb502ef..876aa43b57df 100644 --- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h +++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h @@ -25,7 +25,7 @@ #define _GPU_SCHEDULER_H_ #include -#include +#include struct amd_gpu_scheduler; struct amd_sched_rq; @@ -50,8 +50,8 @@ struct amd_sched_entity { atomic_t fence_seq; uint64_t fence_context; - struct fence *dependency; - struct fence_cb cb; + struct dma_fence *dependency; + struct dma_fence_cb cb; }; /** @@ -66,10 +66,10 @@ struct amd_sched_rq { }; struct amd_sched_fence { - struct fence scheduled; - struct fence finished; - struct fence_cb cb; - struct fence *parent; + struct dma_fence scheduled; + struct dma_fence finished; + struct dma_fence_cb cb; + struct dma_fence *parent; struct amd_gpu_scheduler *sched; spinlock_t lock; void *owner; @@ -79,15 +79,15 @@ struct amd_sched_job { struct amd_gpu_scheduler *sched; struct amd_sched_entity *s_entity; struct amd_sched_fence *s_fence; - struct fence_cb finish_cb; + struct dma_fence_cb finish_cb; struct work_struct finish_work; struct list_head node; struct delayed_work work_tdr; }; -extern const struct fence_ops amd_sched_fence_ops_scheduled; -extern const struct fence_ops amd_sched_fence_ops_finished; -static inline struct amd_sched_fence *to_amd_sched_fence(struct fence *f) +extern const struct dma_fence_ops amd_sched_fence_ops_scheduled; +extern const struct dma_fence_ops amd_sched_fence_ops_finished; +static inline struct amd_sched_fence *to_amd_sched_fence(struct dma_fence *f) { if (f->ops == &amd_sched_fence_ops_scheduled) return container_of(f, struct amd_sched_fence, scheduled); @@ -103,8 +103,8 @@ static inline struct amd_sched_fence *to_amd_sched_fence(struct fence *f) * these functions should be implemented in driver side */ struct amd_sched_backend_ops { - struct fence *(*dependency)(struct amd_sched_job *sched_job); - struct fence *(*run_job)(struct amd_sched_job *sched_job); + struct dma_fence *(*dependency)(struct amd_sched_job *sched_job); + struct dma_fence *(*run_job)(struct amd_sched_job *sched_job); void (*timedout_job)(struct amd_sched_job *sched_job); void (*free_job)(struct amd_sched_job *sched_job); }; diff --git a/drivers/gpu/drm/amd/scheduler/sched_fence.c b/drivers/gpu/drm/amd/scheduler/sched_fence.c index 6b63beaf7574..c26fa298fe9e 100644 --- a/drivers/gpu/drm/amd/scheduler/sched_fence.c +++ b/drivers/gpu/drm/amd/scheduler/sched_fence.c @@ -42,46 +42,50 @@ struct amd_sched_fence *amd_sched_fence_create(struct amd_sched_entity *entity, spin_lock_init(&fence->lock); seq = atomic_inc_return(&entity->fence_seq); - fence_init(&fence->scheduled, &amd_sched_fence_ops_scheduled, - &fence->lock, entity->fence_context, seq); - fence_init(&fence->finished, &amd_sched_fence_ops_finished, - &fence->lock, entity->fence_context + 1, seq); + dma_fence_init(&fence->scheduled, &amd_sched_fence_ops_scheduled, + &fence->lock, entity->fence_context, seq); + dma_fence_init(&fence->finished, &amd_sched_fence_ops_finished, + &fence->lock, entity->fence_context + 1, seq); return fence; } void amd_sched_fence_scheduled(struct amd_sched_fence *fence) { - int ret = fence_signal(&fence->scheduled); + int ret = dma_fence_signal(&fence->scheduled); if (!ret) - FENCE_TRACE(&fence->scheduled, "signaled from irq context\n"); + DMA_FENCE_TRACE(&fence->scheduled, + "signaled from irq context\n"); else - FENCE_TRACE(&fence->scheduled, "was already signaled\n"); + DMA_FENCE_TRACE(&fence->scheduled, + "was already signaled\n"); } void amd_sched_fence_finished(struct amd_sched_fence *fence) { - int ret = fence_signal(&fence->finished); + int ret = dma_fence_signal(&fence->finished); if (!ret) - FENCE_TRACE(&fence->finished, "signaled from irq context\n"); + DMA_FENCE_TRACE(&fence->finished, + "signaled from irq context\n"); else - FENCE_TRACE(&fence->finished, "was already signaled\n"); + DMA_FENCE_TRACE(&fence->finished, + "was already signaled\n"); } -static const char *amd_sched_fence_get_driver_name(struct fence *fence) +static const char *amd_sched_fence_get_driver_name(struct dma_fence *fence) { return "amd_sched"; } -static const char *amd_sched_fence_get_timeline_name(struct fence *f) +static const char *amd_sched_fence_get_timeline_name(struct dma_fence *f) { struct amd_sched_fence *fence = to_amd_sched_fence(f); return (const char *)fence->sched->name; } -static bool amd_sched_fence_enable_signaling(struct fence *f) +static bool amd_sched_fence_enable_signaling(struct dma_fence *f) { return true; } @@ -95,10 +99,10 @@ static bool amd_sched_fence_enable_signaling(struct fence *f) */ static void amd_sched_fence_free(struct rcu_head *rcu) { - struct fence *f = container_of(rcu, struct fence, rcu); + struct dma_fence *f = container_of(rcu, struct dma_fence, rcu); struct amd_sched_fence *fence = to_amd_sched_fence(f); - fence_put(fence->parent); + dma_fence_put(fence->parent); kmem_cache_free(sched_fence_slab, fence); } @@ -110,7 +114,7 @@ static void amd_sched_fence_free(struct rcu_head *rcu) * This function is called when the reference count becomes zero. * It just RCU schedules freeing up the fence. */ -static void amd_sched_fence_release_scheduled(struct fence *f) +static void amd_sched_fence_release_scheduled(struct dma_fence *f) { struct amd_sched_fence *fence = to_amd_sched_fence(f); @@ -124,27 +128,27 @@ static void amd_sched_fence_release_scheduled(struct fence *f) * * Drop the extra reference from the scheduled fence to the base fence. */ -static void amd_sched_fence_release_finished(struct fence *f) +static void amd_sched_fence_release_finished(struct dma_fence *f) { struct amd_sched_fence *fence = to_amd_sched_fence(f); - fence_put(&fence->scheduled); + dma_fence_put(&fence->scheduled); } -const struct fence_ops amd_sched_fence_ops_scheduled = { +const struct dma_fence_ops amd_sched_fence_ops_scheduled = { .get_driver_name = amd_sched_fence_get_driver_name, .get_timeline_name = amd_sched_fence_get_timeline_name, .enable_signaling = amd_sched_fence_enable_signaling, .signaled = NULL, - .wait = fence_default_wait, + .wait = dma_fence_default_wait, .release = amd_sched_fence_release_scheduled, }; -const struct fence_ops amd_sched_fence_ops_finished = { +const struct dma_fence_ops amd_sched_fence_ops_finished = { .get_driver_name = amd_sched_fence_get_driver_name, .get_timeline_name = amd_sched_fence_get_timeline_name, .enable_signaling = amd_sched_fence_enable_signaling, .signaled = NULL, - .wait = fence_default_wait, + .wait = dma_fence_default_wait, .release = amd_sched_fence_release_finished, }; diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c index 1b5a32df9a9a..c32fb3c1d6f0 100644 --- a/drivers/gpu/drm/drm_atomic.c +++ b/drivers/gpu/drm/drm_atomic.c @@ -1463,7 +1463,7 @@ EXPORT_SYMBOL(drm_atomic_nonblocking_commit); static struct drm_pending_vblank_event *create_vblank_event( struct drm_device *dev, struct drm_file *file_priv, - struct fence *fence, uint64_t user_data) + struct dma_fence *fence, uint64_t user_data) { struct drm_pending_vblank_event *e = NULL; int ret; diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c index f9362760bfb2..75ad01d595fd 100644 --- a/drivers/gpu/drm/drm_atomic_helper.c +++ b/drivers/gpu/drm/drm_atomic_helper.c @@ -30,7 +30,7 @@ #include #include #include -#include +#include #include "drm_crtc_internal.h" @@ -1017,7 +1017,7 @@ EXPORT_SYMBOL(drm_atomic_helper_commit_modeset_enables); * drm_atomic_helper_swap_state() so it uses the current plane state (and * just uses the atomic state to find the changed planes) * - * Returns zero if success or < 0 if fence_wait() fails. + * Returns zero if success or < 0 if dma_fence_wait() fails. */ int drm_atomic_helper_wait_for_fences(struct drm_device *dev, struct drm_atomic_state *state, @@ -1041,11 +1041,11 @@ int drm_atomic_helper_wait_for_fences(struct drm_device *dev, * still interrupt the operation. Instead of blocking until the * timer expires, make the wait interruptible. */ - ret = fence_wait(plane_state->fence, pre_swap); + ret = dma_fence_wait(plane_state->fence, pre_swap); if (ret) return ret; - fence_put(plane_state->fence); + dma_fence_put(plane_state->fence); plane_state->fence = NULL; } diff --git a/drivers/gpu/drm/drm_fops.c b/drivers/gpu/drm/drm_fops.c index 8bed5f459182..cf993dbf602e 100644 --- a/drivers/gpu/drm/drm_fops.c +++ b/drivers/gpu/drm/drm_fops.c @@ -665,7 +665,7 @@ void drm_event_cancel_free(struct drm_device *dev, spin_unlock_irqrestore(&dev->event_lock, flags); if (p->fence) - fence_put(p->fence); + dma_fence_put(p->fence); kfree(p); } @@ -696,8 +696,8 @@ void drm_send_event_locked(struct drm_device *dev, struct drm_pending_event *e) } if (e->fence) { - fence_signal(e->fence); - fence_put(e->fence); + dma_fence_signal(e->fence); + dma_fence_put(e->fence); } if (!e->file_priv) { diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem.c b/drivers/gpu/drm/etnaviv/etnaviv_gem.c index 3755ef935af4..7d066a91d778 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gem.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gem.c @@ -466,10 +466,10 @@ int etnaviv_gem_wait_bo(struct etnaviv_gpu *gpu, struct drm_gem_object *obj, } #ifdef CONFIG_DEBUG_FS -static void etnaviv_gem_describe_fence(struct fence *fence, +static void etnaviv_gem_describe_fence(struct dma_fence *fence, const char *type, struct seq_file *m) { - if (!test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) + if (!test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) seq_printf(m, "\t%9s: %s %s seq %u\n", type, fence->ops->get_driver_name(fence), @@ -482,7 +482,7 @@ static void etnaviv_gem_describe(struct drm_gem_object *obj, struct seq_file *m) struct etnaviv_gem_object *etnaviv_obj = to_etnaviv_bo(obj); struct reservation_object *robj = etnaviv_obj->resv; struct reservation_object_list *fobj; - struct fence *fence; + struct dma_fence *fence; unsigned long off = drm_vma_node_start(&obj->vma_node); seq_printf(m, "%08x: %c %2d (%2d) %08lx %p %zd\n", diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c index b1254f885fed..d2211825e5c8 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.c @@ -15,7 +15,7 @@ */ #include -#include +#include #include #include #include "etnaviv_dump.h" @@ -882,7 +882,7 @@ static void recover_worker(struct work_struct *work) for (i = 0; i < ARRAY_SIZE(gpu->event); i++) { if (!gpu->event[i].used) continue; - fence_signal(gpu->event[i].fence); + dma_fence_signal(gpu->event[i].fence); gpu->event[i].fence = NULL; gpu->event[i].used = false; complete(&gpu->event_free); @@ -952,55 +952,55 @@ static void hangcheck_disable(struct etnaviv_gpu *gpu) /* fence object management */ struct etnaviv_fence { struct etnaviv_gpu *gpu; - struct fence base; + struct dma_fence base; }; -static inline struct etnaviv_fence *to_etnaviv_fence(struct fence *fence) +static inline struct etnaviv_fence *to_etnaviv_fence(struct dma_fence *fence) { return container_of(fence, struct etnaviv_fence, base); } -static const char *etnaviv_fence_get_driver_name(struct fence *fence) +static const char *etnaviv_fence_get_driver_name(struct dma_fence *fence) { return "etnaviv"; } -static const char *etnaviv_fence_get_timeline_name(struct fence *fence) +static const char *etnaviv_fence_get_timeline_name(struct dma_fence *fence) { struct etnaviv_fence *f = to_etnaviv_fence(fence); return dev_name(f->gpu->dev); } -static bool etnaviv_fence_enable_signaling(struct fence *fence) +static bool etnaviv_fence_enable_signaling(struct dma_fence *fence) { return true; } -static bool etnaviv_fence_signaled(struct fence *fence) +static bool etnaviv_fence_signaled(struct dma_fence *fence) { struct etnaviv_fence *f = to_etnaviv_fence(fence); return fence_completed(f->gpu, f->base.seqno); } -static void etnaviv_fence_release(struct fence *fence) +static void etnaviv_fence_release(struct dma_fence *fence) { struct etnaviv_fence *f = to_etnaviv_fence(fence); kfree_rcu(f, base.rcu); } -static const struct fence_ops etnaviv_fence_ops = { +static const struct dma_fence_ops etnaviv_fence_ops = { .get_driver_name = etnaviv_fence_get_driver_name, .get_timeline_name = etnaviv_fence_get_timeline_name, .enable_signaling = etnaviv_fence_enable_signaling, .signaled = etnaviv_fence_signaled, - .wait = fence_default_wait, + .wait = dma_fence_default_wait, .release = etnaviv_fence_release, }; -static struct fence *etnaviv_gpu_fence_alloc(struct etnaviv_gpu *gpu) +static struct dma_fence *etnaviv_gpu_fence_alloc(struct etnaviv_gpu *gpu) { struct etnaviv_fence *f; @@ -1010,8 +1010,8 @@ static struct fence *etnaviv_gpu_fence_alloc(struct etnaviv_gpu *gpu) f->gpu = gpu; - fence_init(&f->base, &etnaviv_fence_ops, &gpu->fence_spinlock, - gpu->fence_context, ++gpu->next_fence); + dma_fence_init(&f->base, &etnaviv_fence_ops, &gpu->fence_spinlock, + gpu->fence_context, ++gpu->next_fence); return &f->base; } @@ -1021,7 +1021,7 @@ int etnaviv_gpu_fence_sync_obj(struct etnaviv_gem_object *etnaviv_obj, { struct reservation_object *robj = etnaviv_obj->resv; struct reservation_object_list *fobj; - struct fence *fence; + struct dma_fence *fence; int i, ret; if (!exclusive) { @@ -1039,7 +1039,7 @@ int etnaviv_gpu_fence_sync_obj(struct etnaviv_gem_object *etnaviv_obj, /* Wait on any existing exclusive fence which isn't our own */ fence = reservation_object_get_excl(robj); if (fence && fence->context != context) { - ret = fence_wait(fence, true); + ret = dma_fence_wait(fence, true); if (ret) return ret; } @@ -1052,7 +1052,7 @@ int etnaviv_gpu_fence_sync_obj(struct etnaviv_gem_object *etnaviv_obj, fence = rcu_dereference_protected(fobj->shared[i], reservation_object_held(robj)); if (fence->context != context) { - ret = fence_wait(fence, true); + ret = dma_fence_wait(fence, true); if (ret) return ret; } @@ -1158,11 +1158,11 @@ static void retire_worker(struct work_struct *work) mutex_lock(&gpu->lock); list_for_each_entry_safe(cmdbuf, tmp, &gpu->active_cmd_list, node) { - if (!fence_is_signaled(cmdbuf->fence)) + if (!dma_fence_is_signaled(cmdbuf->fence)) break; list_del(&cmdbuf->node); - fence_put(cmdbuf->fence); + dma_fence_put(cmdbuf->fence); for (i = 0; i < cmdbuf->nr_bos; i++) { struct etnaviv_vram_mapping *mapping = cmdbuf->bo_map[i]; @@ -1275,7 +1275,7 @@ void etnaviv_gpu_pm_put(struct etnaviv_gpu *gpu) int etnaviv_gpu_submit(struct etnaviv_gpu *gpu, struct etnaviv_gem_submit *submit, struct etnaviv_cmdbuf *cmdbuf) { - struct fence *fence; + struct dma_fence *fence; unsigned int event, i; int ret; @@ -1391,7 +1391,7 @@ static irqreturn_t irq_handler(int irq, void *data) } while ((event = ffs(intr)) != 0) { - struct fence *fence; + struct dma_fence *fence; event -= 1; @@ -1401,7 +1401,7 @@ static irqreturn_t irq_handler(int irq, void *data) fence = gpu->event[event].fence; gpu->event[event].fence = NULL; - fence_signal(fence); + dma_fence_signal(fence); /* * Events can be processed out of order. Eg, @@ -1553,7 +1553,7 @@ static int etnaviv_gpu_bind(struct device *dev, struct device *master, return ret; gpu->drm = drm; - gpu->fence_context = fence_context_alloc(1); + gpu->fence_context = dma_fence_context_alloc(1); spin_lock_init(&gpu->fence_spinlock); INIT_LIST_HEAD(&gpu->active_cmd_list); diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gpu.h b/drivers/gpu/drm/etnaviv/etnaviv_gpu.h index 73c278dc3706..8c6b824e9d0a 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gpu.h +++ b/drivers/gpu/drm/etnaviv/etnaviv_gpu.h @@ -89,7 +89,7 @@ struct etnaviv_chip_identity { struct etnaviv_event { bool used; - struct fence *fence; + struct dma_fence *fence; }; struct etnaviv_cmdbuf; @@ -163,7 +163,7 @@ struct etnaviv_cmdbuf { /* vram node used if the cmdbuf is mapped through the MMUv2 */ struct drm_mm_node vram_node; /* fence after which this buffer is to be disposed */ - struct fence *fence; + struct dma_fence *fence; /* target exec state */ u32 exec_state; /* per GPU in-flight list */ diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c index 74ede1f53372..f9af2a00625e 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.c +++ b/drivers/gpu/drm/i915/i915_gem_request.c @@ -26,12 +26,12 @@ #include "i915_drv.h" -static const char *i915_fence_get_driver_name(struct fence *fence) +static const char *i915_fence_get_driver_name(struct dma_fence *fence) { return "i915"; } -static const char *i915_fence_get_timeline_name(struct fence *fence) +static const char *i915_fence_get_timeline_name(struct dma_fence *fence) { /* Timelines are bound by eviction to a VM. However, since * we only have a global seqno at the moment, we only have @@ -42,12 +42,12 @@ static const char *i915_fence_get_timeline_name(struct fence *fence) return "global"; } -static bool i915_fence_signaled(struct fence *fence) +static bool i915_fence_signaled(struct dma_fence *fence) { return i915_gem_request_completed(to_request(fence)); } -static bool i915_fence_enable_signaling(struct fence *fence) +static bool i915_fence_enable_signaling(struct dma_fence *fence) { if (i915_fence_signaled(fence)) return false; @@ -56,7 +56,7 @@ static bool i915_fence_enable_signaling(struct fence *fence) return true; } -static signed long i915_fence_wait(struct fence *fence, +static signed long i915_fence_wait(struct dma_fence *fence, bool interruptible, signed long timeout_jiffies) { @@ -85,26 +85,26 @@ static signed long i915_fence_wait(struct fence *fence, return timeout_jiffies; } -static void i915_fence_value_str(struct fence *fence, char *str, int size) +static void i915_fence_value_str(struct dma_fence *fence, char *str, int size) { snprintf(str, size, "%u", fence->seqno); } -static void i915_fence_timeline_value_str(struct fence *fence, char *str, +static void i915_fence_timeline_value_str(struct dma_fence *fence, char *str, int size) { snprintf(str, size, "%u", intel_engine_get_seqno(to_request(fence)->engine)); } -static void i915_fence_release(struct fence *fence) +static void i915_fence_release(struct dma_fence *fence) { struct drm_i915_gem_request *req = to_request(fence); kmem_cache_free(req->i915->requests, req); } -const struct fence_ops i915_fence_ops = { +const struct dma_fence_ops i915_fence_ops = { .get_driver_name = i915_fence_get_driver_name, .get_timeline_name = i915_fence_get_timeline_name, .enable_signaling = i915_fence_enable_signaling, @@ -388,8 +388,8 @@ i915_gem_request_alloc(struct intel_engine_cs *engine, * The reference count is incremented atomically. If it is zero, * the lookup knows the request is unallocated and complete. Otherwise, * it is either still in use, or has been reallocated and reset - * with fence_init(). This increment is safe for release as we check - * that the request we have a reference to and matches the active + * with dma_fence_init(). This increment is safe for release as we + * check that the request we have a reference to and matches the active * request. * * Before we increment the refcount, we chase the request->engine @@ -412,11 +412,11 @@ i915_gem_request_alloc(struct intel_engine_cs *engine, goto err; spin_lock_init(&req->lock); - fence_init(&req->fence, - &i915_fence_ops, - &req->lock, - engine->fence_context, - seqno); + dma_fence_init(&req->fence, + &i915_fence_ops, + &req->lock, + engine->fence_context, + seqno); i915_sw_fence_init(&req->submit, submit_notify); diff --git a/drivers/gpu/drm/i915/i915_gem_request.h b/drivers/gpu/drm/i915/i915_gem_request.h index 974bd7bcc801..bceeaa3a5193 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.h +++ b/drivers/gpu/drm/i915/i915_gem_request.h @@ -25,7 +25,7 @@ #ifndef I915_GEM_REQUEST_H #define I915_GEM_REQUEST_H -#include +#include #include "i915_gem.h" #include "i915_sw_fence.h" @@ -62,7 +62,7 @@ struct intel_signal_node { * The requests are reference counted. */ struct drm_i915_gem_request { - struct fence fence; + struct dma_fence fence; spinlock_t lock; /** On Which ring this request was generated */ @@ -145,9 +145,9 @@ struct drm_i915_gem_request { struct list_head execlist_link; }; -extern const struct fence_ops i915_fence_ops; +extern const struct dma_fence_ops i915_fence_ops; -static inline bool fence_is_i915(struct fence *fence) +static inline bool fence_is_i915(struct dma_fence *fence) { return fence->ops == &i915_fence_ops; } @@ -172,7 +172,7 @@ i915_gem_request_get_engine(struct drm_i915_gem_request *req) } static inline struct drm_i915_gem_request * -to_request(struct fence *fence) +to_request(struct dma_fence *fence) { /* We assume that NULL fence/request are interoperable */ BUILD_BUG_ON(offsetof(struct drm_i915_gem_request, fence) != 0); @@ -183,19 +183,19 @@ to_request(struct fence *fence) static inline struct drm_i915_gem_request * i915_gem_request_get(struct drm_i915_gem_request *req) { - return to_request(fence_get(&req->fence)); + return to_request(dma_fence_get(&req->fence)); } static inline struct drm_i915_gem_request * i915_gem_request_get_rcu(struct drm_i915_gem_request *req) { - return to_request(fence_get_rcu(&req->fence)); + return to_request(dma_fence_get_rcu(&req->fence)); } static inline void i915_gem_request_put(struct drm_i915_gem_request *req) { - fence_put(&req->fence); + dma_fence_put(&req->fence); } static inline void i915_gem_request_assign(struct drm_i915_gem_request **pdst, @@ -497,7 +497,7 @@ __i915_gem_active_get_rcu(const struct i915_gem_active *active) * compiler. * * The atomic operation at the heart of - * i915_gem_request_get_rcu(), see fence_get_rcu(), is + * i915_gem_request_get_rcu(), see dma_fence_get_rcu(), is * atomic_inc_not_zero() which is only a full memory barrier * when successful. That is, if i915_gem_request_get_rcu() * returns the request (and so with the reference counted diff --git a/drivers/gpu/drm/i915/i915_sw_fence.c b/drivers/gpu/drm/i915/i915_sw_fence.c index 1e5cbc585ca2..8185002d7ec8 100644 --- a/drivers/gpu/drm/i915/i915_sw_fence.c +++ b/drivers/gpu/drm/i915/i915_sw_fence.c @@ -8,7 +8,7 @@ */ #include -#include +#include #include #include "i915_sw_fence.h" @@ -226,49 +226,50 @@ int i915_sw_fence_await_sw_fence(struct i915_sw_fence *fence, return pending; } -struct dma_fence_cb { - struct fence_cb base; +struct i915_sw_dma_fence_cb { + struct dma_fence_cb base; struct i915_sw_fence *fence; - struct fence *dma; + struct dma_fence *dma; struct timer_list timer; }; static void timer_i915_sw_fence_wake(unsigned long data) { - struct dma_fence_cb *cb = (struct dma_fence_cb *)data; + struct i915_sw_dma_fence_cb *cb = (struct i915_sw_dma_fence_cb *)data; printk(KERN_WARNING "asynchronous wait on fence %s:%s:%x timed out\n", cb->dma->ops->get_driver_name(cb->dma), cb->dma->ops->get_timeline_name(cb->dma), cb->dma->seqno); - fence_put(cb->dma); + dma_fence_put(cb->dma); cb->dma = NULL; i915_sw_fence_commit(cb->fence); cb->timer.function = NULL; } -static void dma_i915_sw_fence_wake(struct fence *dma, struct fence_cb *data) +static void dma_i915_sw_fence_wake(struct dma_fence *dma, + struct dma_fence_cb *data) { - struct dma_fence_cb *cb = container_of(data, typeof(*cb), base); + struct i915_sw_dma_fence_cb *cb = container_of(data, typeof(*cb), base); del_timer_sync(&cb->timer); if (cb->timer.function) i915_sw_fence_commit(cb->fence); - fence_put(cb->dma); + dma_fence_put(cb->dma); kfree(cb); } int i915_sw_fence_await_dma_fence(struct i915_sw_fence *fence, - struct fence *dma, + struct dma_fence *dma, unsigned long timeout, gfp_t gfp) { - struct dma_fence_cb *cb; + struct i915_sw_dma_fence_cb *cb; int ret; - if (fence_is_signaled(dma)) + if (dma_fence_is_signaled(dma)) return 0; cb = kmalloc(sizeof(*cb), gfp); @@ -276,7 +277,7 @@ int i915_sw_fence_await_dma_fence(struct i915_sw_fence *fence, if (!gfpflags_allow_blocking(gfp)) return -ENOMEM; - return fence_wait(dma, false); + return dma_fence_wait(dma, false); } cb->fence = i915_sw_fence_get(fence); @@ -287,11 +288,11 @@ int i915_sw_fence_await_dma_fence(struct i915_sw_fence *fence, timer_i915_sw_fence_wake, (unsigned long)cb, TIMER_IRQSAFE); if (timeout) { - cb->dma = fence_get(dma); + cb->dma = dma_fence_get(dma); mod_timer(&cb->timer, round_jiffies_up(jiffies + timeout)); } - ret = fence_add_callback(dma, &cb->base, dma_i915_sw_fence_wake); + ret = dma_fence_add_callback(dma, &cb->base, dma_i915_sw_fence_wake); if (ret == 0) { ret = 1; } else { @@ -305,16 +306,16 @@ int i915_sw_fence_await_dma_fence(struct i915_sw_fence *fence, int i915_sw_fence_await_reservation(struct i915_sw_fence *fence, struct reservation_object *resv, - const struct fence_ops *exclude, + const struct dma_fence_ops *exclude, bool write, unsigned long timeout, gfp_t gfp) { - struct fence *excl; + struct dma_fence *excl; int ret = 0, pending; if (write) { - struct fence **shared; + struct dma_fence **shared; unsigned int count, i; ret = reservation_object_get_fences_rcu(resv, @@ -339,7 +340,7 @@ int i915_sw_fence_await_reservation(struct i915_sw_fence *fence, } for (i = 0; i < count; i++) - fence_put(shared[i]); + dma_fence_put(shared[i]); kfree(shared); } else { excl = reservation_object_get_excl_rcu(resv); @@ -356,7 +357,7 @@ int i915_sw_fence_await_reservation(struct i915_sw_fence *fence, ret |= pending; } - fence_put(excl); + dma_fence_put(excl); return ret; } diff --git a/drivers/gpu/drm/i915/i915_sw_fence.h b/drivers/gpu/drm/i915/i915_sw_fence.h index 373141602ca4..cd239e92f67f 100644 --- a/drivers/gpu/drm/i915/i915_sw_fence.h +++ b/drivers/gpu/drm/i915/i915_sw_fence.h @@ -16,8 +16,8 @@ #include struct completion; -struct fence; -struct fence_ops; +struct dma_fence; +struct dma_fence_ops; struct reservation_object; struct i915_sw_fence { @@ -47,12 +47,12 @@ int i915_sw_fence_await_sw_fence(struct i915_sw_fence *fence, struct i915_sw_fence *after, wait_queue_t *wq); int i915_sw_fence_await_dma_fence(struct i915_sw_fence *fence, - struct fence *dma, + struct dma_fence *dma, unsigned long timeout, gfp_t gfp); int i915_sw_fence_await_reservation(struct i915_sw_fence *fence, struct reservation_object *resv, - const struct fence_ops *exclude, + const struct dma_fence_ops *exclude, bool write, unsigned long timeout, gfp_t gfp); diff --git a/drivers/gpu/drm/i915/i915_trace.h b/drivers/gpu/drm/i915/i915_trace.h index 178798002a73..5c912c25f7d3 100644 --- a/drivers/gpu/drm/i915/i915_trace.h +++ b/drivers/gpu/drm/i915/i915_trace.h @@ -491,7 +491,7 @@ TRACE_EVENT(i915_gem_ring_dispatch, __entry->ring = req->engine->id; __entry->seqno = req->fence.seqno; __entry->flags = flags; - fence_enable_sw_signaling(&req->fence); + dma_fence_enable_sw_signaling(&req->fence); ), TP_printk("dev=%u, ring=%u, seqno=%u, flags=%x", diff --git a/drivers/gpu/drm/i915/intel_breadcrumbs.c b/drivers/gpu/drm/i915/intel_breadcrumbs.c index 23fc1042fed4..56efcc507ea2 100644 --- a/drivers/gpu/drm/i915/intel_breadcrumbs.c +++ b/drivers/gpu/drm/i915/intel_breadcrumbs.c @@ -464,7 +464,7 @@ static int intel_breadcrumbs_signaler(void *arg) &request->signaling.wait); local_bh_disable(); - fence_signal(&request->fence); + dma_fence_signal(&request->fence); local_bh_enable(); /* kick start the tasklets */ /* Find the next oldest signal. Note that as we have @@ -502,7 +502,7 @@ void intel_engine_enable_signaling(struct drm_i915_gem_request *request) struct rb_node *parent, **p; bool first, wakeup; - /* locked by fence_enable_sw_signaling() */ + /* locked by dma_fence_enable_sw_signaling() */ assert_spin_locked(&request->lock); request->signaling.wait.tsk = b->signaler; diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c index 2dc94812bea5..8cceb345aa0f 100644 --- a/drivers/gpu/drm/i915/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/intel_engine_cs.c @@ -245,7 +245,7 @@ void intel_engine_setup_common(struct intel_engine_cs *engine) INIT_LIST_HEAD(&engine->execlist_queue); spin_lock_init(&engine->execlist_lock); - engine->fence_context = fence_context_alloc(1); + engine->fence_context = dma_fence_context_alloc(1); intel_engine_init_requests(engine); intel_engine_init_hangcheck(engine); diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h index d0da52f2a806..940bf4992fe2 100644 --- a/drivers/gpu/drm/msm/msm_drv.h +++ b/drivers/gpu/drm/msm/msm_drv.h @@ -217,7 +217,7 @@ void msm_gem_vunmap(struct drm_gem_object *obj); int msm_gem_sync_object(struct drm_gem_object *obj, struct msm_fence_context *fctx, bool exclusive); void msm_gem_move_to_active(struct drm_gem_object *obj, - struct msm_gpu *gpu, bool exclusive, struct fence *fence); + struct msm_gpu *gpu, bool exclusive, struct dma_fence *fence); void msm_gem_move_to_inactive(struct drm_gem_object *obj); int msm_gem_cpu_prep(struct drm_gem_object *obj, uint32_t op, ktime_t *timeout); int msm_gem_cpu_fini(struct drm_gem_object *obj); diff --git a/drivers/gpu/drm/msm/msm_fence.c b/drivers/gpu/drm/msm/msm_fence.c index a9b9b1c95a2e..3f299c537b77 100644 --- a/drivers/gpu/drm/msm/msm_fence.c +++ b/drivers/gpu/drm/msm/msm_fence.c @@ -15,7 +15,7 @@ * this program. If not, see . */ -#include +#include #include "msm_drv.h" #include "msm_fence.h" @@ -32,7 +32,7 @@ msm_fence_context_alloc(struct drm_device *dev, const char *name) fctx->dev = dev; fctx->name = name; - fctx->context = fence_context_alloc(1); + fctx->context = dma_fence_context_alloc(1); init_waitqueue_head(&fctx->event); spin_lock_init(&fctx->spinlock); @@ -100,52 +100,52 @@ void msm_update_fence(struct msm_fence_context *fctx, uint32_t fence) struct msm_fence { struct msm_fence_context *fctx; - struct fence base; + struct dma_fence base; }; -static inline struct msm_fence *to_msm_fence(struct fence *fence) +static inline struct msm_fence *to_msm_fence(struct dma_fence *fence) { return container_of(fence, struct msm_fence, base); } -static const char *msm_fence_get_driver_name(struct fence *fence) +static const char *msm_fence_get_driver_name(struct dma_fence *fence) { return "msm"; } -static const char *msm_fence_get_timeline_name(struct fence *fence) +static const char *msm_fence_get_timeline_name(struct dma_fence *fence) { struct msm_fence *f = to_msm_fence(fence); return f->fctx->name; } -static bool msm_fence_enable_signaling(struct fence *fence) +static bool msm_fence_enable_signaling(struct dma_fence *fence) { return true; } -static bool msm_fence_signaled(struct fence *fence) +static bool msm_fence_signaled(struct dma_fence *fence) { struct msm_fence *f = to_msm_fence(fence); return fence_completed(f->fctx, f->base.seqno); } -static void msm_fence_release(struct fence *fence) +static void msm_fence_release(struct dma_fence *fence) { struct msm_fence *f = to_msm_fence(fence); kfree_rcu(f, base.rcu); } -static const struct fence_ops msm_fence_ops = { +static const struct dma_fence_ops msm_fence_ops = { .get_driver_name = msm_fence_get_driver_name, .get_timeline_name = msm_fence_get_timeline_name, .enable_signaling = msm_fence_enable_signaling, .signaled = msm_fence_signaled, - .wait = fence_default_wait, + .wait = dma_fence_default_wait, .release = msm_fence_release, }; -struct fence * +struct dma_fence * msm_fence_alloc(struct msm_fence_context *fctx) { struct msm_fence *f; @@ -156,8 +156,8 @@ msm_fence_alloc(struct msm_fence_context *fctx) f->fctx = fctx; - fence_init(&f->base, &msm_fence_ops, &fctx->spinlock, - fctx->context, ++fctx->last_fence); + dma_fence_init(&f->base, &msm_fence_ops, &fctx->spinlock, + fctx->context, ++fctx->last_fence); return &f->base; } diff --git a/drivers/gpu/drm/msm/msm_fence.h b/drivers/gpu/drm/msm/msm_fence.h index ceb5b3d314b4..56061aa1959d 100644 --- a/drivers/gpu/drm/msm/msm_fence.h +++ b/drivers/gpu/drm/msm/msm_fence.h @@ -41,6 +41,6 @@ int msm_queue_fence_cb(struct msm_fence_context *fctx, struct msm_fence_cb *cb, uint32_t fence); void msm_update_fence(struct msm_fence_context *fctx, uint32_t fence); -struct fence * msm_fence_alloc(struct msm_fence_context *fctx); +struct dma_fence * msm_fence_alloc(struct msm_fence_context *fctx); #endif diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c index b6ac27e31929..57db7dbbb618 100644 --- a/drivers/gpu/drm/msm/msm_gem.c +++ b/drivers/gpu/drm/msm/msm_gem.c @@ -521,7 +521,7 @@ int msm_gem_sync_object(struct drm_gem_object *obj, { struct msm_gem_object *msm_obj = to_msm_bo(obj); struct reservation_object_list *fobj; - struct fence *fence; + struct dma_fence *fence; int i, ret; if (!exclusive) { @@ -540,7 +540,7 @@ int msm_gem_sync_object(struct drm_gem_object *obj, fence = reservation_object_get_excl(msm_obj->resv); /* don't need to wait on our own fences, since ring is fifo */ if (fence && (fence->context != fctx->context)) { - ret = fence_wait(fence, true); + ret = dma_fence_wait(fence, true); if (ret) return ret; } @@ -553,7 +553,7 @@ int msm_gem_sync_object(struct drm_gem_object *obj, fence = rcu_dereference_protected(fobj->shared[i], reservation_object_held(msm_obj->resv)); if (fence->context != fctx->context) { - ret = fence_wait(fence, true); + ret = dma_fence_wait(fence, true); if (ret) return ret; } @@ -563,7 +563,7 @@ int msm_gem_sync_object(struct drm_gem_object *obj, } void msm_gem_move_to_active(struct drm_gem_object *obj, - struct msm_gpu *gpu, bool exclusive, struct fence *fence) + struct msm_gpu *gpu, bool exclusive, struct dma_fence *fence) { struct msm_gem_object *msm_obj = to_msm_bo(obj); WARN_ON(msm_obj->madv != MSM_MADV_WILLNEED); @@ -616,10 +616,10 @@ int msm_gem_cpu_fini(struct drm_gem_object *obj) } #ifdef CONFIG_DEBUG_FS -static void describe_fence(struct fence *fence, const char *type, +static void describe_fence(struct dma_fence *fence, const char *type, struct seq_file *m) { - if (!fence_is_signaled(fence)) + if (!dma_fence_is_signaled(fence)) seq_printf(m, "\t%9s: %s %s seq %u\n", type, fence->ops->get_driver_name(fence), fence->ops->get_timeline_name(fence), @@ -631,7 +631,7 @@ void msm_gem_describe(struct drm_gem_object *obj, struct seq_file *m) struct msm_gem_object *msm_obj = to_msm_bo(obj); struct reservation_object *robj = msm_obj->resv; struct reservation_object_list *fobj; - struct fence *fence; + struct dma_fence *fence; uint64_t off = drm_vma_node_start(&obj->vma_node); const char *madv; diff --git a/drivers/gpu/drm/msm/msm_gem.h b/drivers/gpu/drm/msm/msm_gem.h index b2f13cfe945e..2cb8551fda70 100644 --- a/drivers/gpu/drm/msm/msm_gem.h +++ b/drivers/gpu/drm/msm/msm_gem.h @@ -104,7 +104,7 @@ struct msm_gem_submit { struct list_head node; /* node in gpu submit_list */ struct list_head bo_list; struct ww_acquire_ctx ticket; - struct fence *fence; + struct dma_fence *fence; struct pid *pid; /* submitting process */ bool valid; /* true if no cmdstream patching needed */ unsigned int nr_cmds; diff --git a/drivers/gpu/drm/msm/msm_gem_submit.c b/drivers/gpu/drm/msm/msm_gem_submit.c index b6a0f37a65f3..25e8786fa4ca 100644 --- a/drivers/gpu/drm/msm/msm_gem_submit.c +++ b/drivers/gpu/drm/msm/msm_gem_submit.c @@ -60,7 +60,7 @@ static struct msm_gem_submit *submit_create(struct drm_device *dev, void msm_gem_submit_free(struct msm_gem_submit *submit) { - fence_put(submit->fence); + dma_fence_put(submit->fence); list_del(&submit->node); put_pid(submit->pid); kfree(submit); @@ -380,7 +380,7 @@ int msm_ioctl_gem_submit(struct drm_device *dev, void *data, struct msm_file_private *ctx = file->driver_priv; struct msm_gem_submit *submit; struct msm_gpu *gpu = priv->gpu; - struct fence *in_fence = NULL; + struct dma_fence *in_fence = NULL; struct sync_file *sync_file = NULL; int out_fence_fd = -1; unsigned i; @@ -439,7 +439,7 @@ int msm_ioctl_gem_submit(struct drm_device *dev, void *data, */ if (in_fence->context != gpu->fctx->context) { - ret = fence_wait(in_fence, true); + ret = dma_fence_wait(in_fence, true); if (ret) goto out; } @@ -542,7 +542,7 @@ int msm_ioctl_gem_submit(struct drm_device *dev, void *data, out: if (in_fence) - fence_put(in_fence); + dma_fence_put(in_fence); submit_cleanup(submit); if (ret) msm_gem_submit_free(submit); diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c index 5bb09838b5ae..3249707e6834 100644 --- a/drivers/gpu/drm/msm/msm_gpu.c +++ b/drivers/gpu/drm/msm/msm_gpu.c @@ -476,7 +476,7 @@ static void retire_submits(struct msm_gpu *gpu) submit = list_first_entry(&gpu->submit_list, struct msm_gem_submit, node); - if (fence_is_signaled(submit->fence)) { + if (dma_fence_is_signaled(submit->fence)) { retire_submit(gpu, submit); } else { break; diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 343b8659472c..ec8ac756aab4 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -83,13 +83,13 @@ nv10_bo_get_tile_region(struct drm_device *dev, int i) static void nv10_bo_put_tile_region(struct drm_device *dev, struct nouveau_drm_tile *tile, - struct fence *fence) + struct dma_fence *fence) { struct nouveau_drm *drm = nouveau_drm(dev); if (tile) { spin_lock(&drm->tile.lock); - tile->fence = (struct nouveau_fence *)fence_get(fence); + tile->fence = (struct nouveau_fence *)dma_fence_get(fence); tile->used = false; spin_unlock(&drm->tile.lock); } @@ -1243,7 +1243,7 @@ nouveau_bo_vm_cleanup(struct ttm_buffer_object *bo, { struct nouveau_drm *drm = nouveau_bdev(bo->bdev); struct drm_device *dev = drm->dev; - struct fence *fence = reservation_object_get_excl(bo->resv); + struct dma_fence *fence = reservation_object_get_excl(bo->resv); nv10_bo_put_tile_region(dev, *old_tile, fence); *old_tile = new_tile; diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.c b/drivers/gpu/drm/nouveau/nouveau_fence.c index 4bb9ab892ae1..e9529ee6bc23 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fence.c +++ b/drivers/gpu/drm/nouveau/nouveau_fence.c @@ -28,7 +28,7 @@ #include #include -#include +#include #include #include @@ -38,11 +38,11 @@ #include "nouveau_dma.h" #include "nouveau_fence.h" -static const struct fence_ops nouveau_fence_ops_uevent; -static const struct fence_ops nouveau_fence_ops_legacy; +static const struct dma_fence_ops nouveau_fence_ops_uevent; +static const struct dma_fence_ops nouveau_fence_ops_legacy; static inline struct nouveau_fence * -from_fence(struct fence *fence) +from_fence(struct dma_fence *fence) { return container_of(fence, struct nouveau_fence, base); } @@ -58,23 +58,23 @@ nouveau_fence_signal(struct nouveau_fence *fence) { int drop = 0; - fence_signal_locked(&fence->base); + dma_fence_signal_locked(&fence->base); list_del(&fence->head); rcu_assign_pointer(fence->channel, NULL); - if (test_bit(FENCE_FLAG_USER_BITS, &fence->base.flags)) { + if (test_bit(DMA_FENCE_FLAG_USER_BITS, &fence->base.flags)) { struct nouveau_fence_chan *fctx = nouveau_fctx(fence); if (!--fctx->notify_ref) drop = 1; } - fence_put(&fence->base); + dma_fence_put(&fence->base); return drop; } static struct nouveau_fence * -nouveau_local_fence(struct fence *fence, struct nouveau_drm *drm) { +nouveau_local_fence(struct dma_fence *fence, struct nouveau_drm *drm) { struct nouveau_fence_priv *priv = (void*)drm->fence; if (fence->ops != &nouveau_fence_ops_legacy && @@ -201,7 +201,7 @@ nouveau_fence_context_new(struct nouveau_channel *chan, struct nouveau_fence_cha struct nouveau_fence_work { struct work_struct work; - struct fence_cb cb; + struct dma_fence_cb cb; void (*func)(void *); void *data; }; @@ -214,7 +214,7 @@ nouveau_fence_work_handler(struct work_struct *kwork) kfree(work); } -static void nouveau_fence_work_cb(struct fence *fence, struct fence_cb *cb) +static void nouveau_fence_work_cb(struct dma_fence *fence, struct dma_fence_cb *cb) { struct nouveau_fence_work *work = container_of(cb, typeof(*work), cb); @@ -222,12 +222,12 @@ static void nouveau_fence_work_cb(struct fence *fence, struct fence_cb *cb) } void -nouveau_fence_work(struct fence *fence, +nouveau_fence_work(struct dma_fence *fence, void (*func)(void *), void *data) { struct nouveau_fence_work *work; - if (fence_is_signaled(fence)) + if (dma_fence_is_signaled(fence)) goto err; work = kmalloc(sizeof(*work), GFP_KERNEL); @@ -245,7 +245,7 @@ nouveau_fence_work(struct fence *fence, work->func = func; work->data = data; - if (fence_add_callback(fence, &work->cb, nouveau_fence_work_cb) < 0) + if (dma_fence_add_callback(fence, &work->cb, nouveau_fence_work_cb) < 0) goto err_free; return; @@ -266,17 +266,17 @@ nouveau_fence_emit(struct nouveau_fence *fence, struct nouveau_channel *chan) fence->timeout = jiffies + (15 * HZ); if (priv->uevent) - fence_init(&fence->base, &nouveau_fence_ops_uevent, - &fctx->lock, fctx->context, ++fctx->sequence); + dma_fence_init(&fence->base, &nouveau_fence_ops_uevent, + &fctx->lock, fctx->context, ++fctx->sequence); else - fence_init(&fence->base, &nouveau_fence_ops_legacy, - &fctx->lock, fctx->context, ++fctx->sequence); + dma_fence_init(&fence->base, &nouveau_fence_ops_legacy, + &fctx->lock, fctx->context, ++fctx->sequence); kref_get(&fctx->fence_ref); - trace_fence_emit(&fence->base); + trace_dma_fence_emit(&fence->base); ret = fctx->emit(fence); if (!ret) { - fence_get(&fence->base); + dma_fence_get(&fence->base); spin_lock_irq(&fctx->lock); if (nouveau_fence_update(chan, fctx)) @@ -298,7 +298,7 @@ nouveau_fence_done(struct nouveau_fence *fence) struct nouveau_channel *chan; unsigned long flags; - if (test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->base.flags)) + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->base.flags)) return true; spin_lock_irqsave(&fctx->lock, flags); @@ -307,11 +307,11 @@ nouveau_fence_done(struct nouveau_fence *fence) nvif_notify_put(&fctx->notify); spin_unlock_irqrestore(&fctx->lock, flags); } - return fence_is_signaled(&fence->base); + return dma_fence_is_signaled(&fence->base); } static long -nouveau_fence_wait_legacy(struct fence *f, bool intr, long wait) +nouveau_fence_wait_legacy(struct dma_fence *f, bool intr, long wait) { struct nouveau_fence *fence = from_fence(f); unsigned long sleep_time = NSEC_PER_MSEC / 1000; @@ -378,7 +378,7 @@ nouveau_fence_wait(struct nouveau_fence *fence, bool lazy, bool intr) if (!lazy) return nouveau_fence_wait_busy(fence, intr); - ret = fence_wait_timeout(&fence->base, intr, 15 * HZ); + ret = dma_fence_wait_timeout(&fence->base, intr, 15 * HZ); if (ret < 0) return ret; else if (!ret) @@ -391,7 +391,7 @@ int nouveau_fence_sync(struct nouveau_bo *nvbo, struct nouveau_channel *chan, bool exclusive, bool intr) { struct nouveau_fence_chan *fctx = chan->fence; - struct fence *fence; + struct dma_fence *fence; struct reservation_object *resv = nvbo->bo.resv; struct reservation_object_list *fobj; struct nouveau_fence *f; @@ -421,7 +421,7 @@ nouveau_fence_sync(struct nouveau_bo *nvbo, struct nouveau_channel *chan, bool e } if (must_wait) - ret = fence_wait(fence, intr); + ret = dma_fence_wait(fence, intr); return ret; } @@ -446,7 +446,7 @@ nouveau_fence_sync(struct nouveau_bo *nvbo, struct nouveau_channel *chan, bool e } if (must_wait) - ret = fence_wait(fence, intr); + ret = dma_fence_wait(fence, intr); } return ret; @@ -456,7 +456,7 @@ void nouveau_fence_unref(struct nouveau_fence **pfence) { if (*pfence) - fence_put(&(*pfence)->base); + dma_fence_put(&(*pfence)->base); *pfence = NULL; } @@ -484,12 +484,12 @@ nouveau_fence_new(struct nouveau_channel *chan, bool sysmem, return ret; } -static const char *nouveau_fence_get_get_driver_name(struct fence *fence) +static const char *nouveau_fence_get_get_driver_name(struct dma_fence *fence) { return "nouveau"; } -static const char *nouveau_fence_get_timeline_name(struct fence *f) +static const char *nouveau_fence_get_timeline_name(struct dma_fence *f) { struct nouveau_fence *fence = from_fence(f); struct nouveau_fence_chan *fctx = nouveau_fctx(fence); @@ -503,7 +503,7 @@ static const char *nouveau_fence_get_timeline_name(struct fence *f) * result. The drm node should still be there, so we can derive the index from * the fence context. */ -static bool nouveau_fence_is_signaled(struct fence *f) +static bool nouveau_fence_is_signaled(struct dma_fence *f) { struct nouveau_fence *fence = from_fence(f); struct nouveau_fence_chan *fctx = nouveau_fctx(fence); @@ -519,7 +519,7 @@ static bool nouveau_fence_is_signaled(struct fence *f) return ret; } -static bool nouveau_fence_no_signaling(struct fence *f) +static bool nouveau_fence_no_signaling(struct dma_fence *f) { struct nouveau_fence *fence = from_fence(f); @@ -530,30 +530,30 @@ static bool nouveau_fence_no_signaling(struct fence *f) WARN_ON(atomic_read(&fence->base.refcount.refcount) <= 1); /* - * This needs uevents to work correctly, but fence_add_callback relies on + * This needs uevents to work correctly, but dma_fence_add_callback relies on * being able to enable signaling. It will still get signaled eventually, * just not right away. */ if (nouveau_fence_is_signaled(f)) { list_del(&fence->head); - fence_put(&fence->base); + dma_fence_put(&fence->base); return false; } return true; } -static void nouveau_fence_release(struct fence *f) +static void nouveau_fence_release(struct dma_fence *f) { struct nouveau_fence *fence = from_fence(f); struct nouveau_fence_chan *fctx = nouveau_fctx(fence); kref_put(&fctx->fence_ref, nouveau_fence_context_put); - fence_free(&fence->base); + dma_fence_free(&fence->base); } -static const struct fence_ops nouveau_fence_ops_legacy = { +static const struct dma_fence_ops nouveau_fence_ops_legacy = { .get_driver_name = nouveau_fence_get_get_driver_name, .get_timeline_name = nouveau_fence_get_timeline_name, .enable_signaling = nouveau_fence_no_signaling, @@ -562,7 +562,7 @@ static const struct fence_ops nouveau_fence_ops_legacy = { .release = nouveau_fence_release }; -static bool nouveau_fence_enable_signaling(struct fence *f) +static bool nouveau_fence_enable_signaling(struct dma_fence *f) { struct nouveau_fence *fence = from_fence(f); struct nouveau_fence_chan *fctx = nouveau_fctx(fence); @@ -573,18 +573,18 @@ static bool nouveau_fence_enable_signaling(struct fence *f) ret = nouveau_fence_no_signaling(f); if (ret) - set_bit(FENCE_FLAG_USER_BITS, &fence->base.flags); + set_bit(DMA_FENCE_FLAG_USER_BITS, &fence->base.flags); else if (!--fctx->notify_ref) nvif_notify_put(&fctx->notify); return ret; } -static const struct fence_ops nouveau_fence_ops_uevent = { +static const struct dma_fence_ops nouveau_fence_ops_uevent = { .get_driver_name = nouveau_fence_get_get_driver_name, .get_timeline_name = nouveau_fence_get_timeline_name, .enable_signaling = nouveau_fence_enable_signaling, .signaled = nouveau_fence_is_signaled, - .wait = fence_default_wait, + .wait = dma_fence_default_wait, .release = NULL }; diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.h b/drivers/gpu/drm/nouveau/nouveau_fence.h index 64c4ce7115ad..41f3c019e534 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fence.h +++ b/drivers/gpu/drm/nouveau/nouveau_fence.h @@ -1,14 +1,14 @@ #ifndef __NOUVEAU_FENCE_H__ #define __NOUVEAU_FENCE_H__ -#include +#include #include struct nouveau_drm; struct nouveau_bo; struct nouveau_fence { - struct fence base; + struct dma_fence base; struct list_head head; @@ -24,7 +24,7 @@ void nouveau_fence_unref(struct nouveau_fence **); int nouveau_fence_emit(struct nouveau_fence *, struct nouveau_channel *); bool nouveau_fence_done(struct nouveau_fence *); -void nouveau_fence_work(struct fence *, void (*)(void *), void *); +void nouveau_fence_work(struct dma_fence *, void (*)(void *), void *); int nouveau_fence_wait(struct nouveau_fence *, bool lazy, bool intr); int nouveau_fence_sync(struct nouveau_bo *, struct nouveau_channel *, bool exclusive, bool intr); diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c index 0bd7164bc817..7f083c95f422 100644 --- a/drivers/gpu/drm/nouveau/nouveau_gem.c +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c @@ -119,7 +119,7 @@ nouveau_gem_object_unmap(struct nouveau_bo *nvbo, struct nvkm_vma *vma) const bool mapped = nvbo->bo.mem.mem_type != TTM_PL_SYSTEM; struct reservation_object *resv = nvbo->bo.resv; struct reservation_object_list *fobj; - struct fence *fence = NULL; + struct dma_fence *fence = NULL; fobj = reservation_object_get_list(resv); diff --git a/drivers/gpu/drm/nouveau/nv04_fence.c b/drivers/gpu/drm/nouveau/nv04_fence.c index 1915b7b82a59..fa8f2375c398 100644 --- a/drivers/gpu/drm/nouveau/nv04_fence.c +++ b/drivers/gpu/drm/nouveau/nv04_fence.c @@ -110,6 +110,6 @@ nv04_fence_create(struct nouveau_drm *drm) priv->base.context_new = nv04_fence_context_new; priv->base.context_del = nv04_fence_context_del; priv->base.contexts = 15; - priv->base.context_base = fence_context_alloc(priv->base.contexts); + priv->base.context_base = dma_fence_context_alloc(priv->base.contexts); return 0; } diff --git a/drivers/gpu/drm/nouveau/nv10_fence.c b/drivers/gpu/drm/nouveau/nv10_fence.c index 4e3de34ff6f4..f99fcf56928a 100644 --- a/drivers/gpu/drm/nouveau/nv10_fence.c +++ b/drivers/gpu/drm/nouveau/nv10_fence.c @@ -107,7 +107,7 @@ nv10_fence_create(struct nouveau_drm *drm) priv->base.context_new = nv10_fence_context_new; priv->base.context_del = nv10_fence_context_del; priv->base.contexts = 31; - priv->base.context_base = fence_context_alloc(priv->base.contexts); + priv->base.context_base = dma_fence_context_alloc(priv->base.contexts); spin_lock_init(&priv->lock); return 0; } diff --git a/drivers/gpu/drm/nouveau/nv17_fence.c b/drivers/gpu/drm/nouveau/nv17_fence.c index 7d5e562a55c5..79bc01111351 100644 --- a/drivers/gpu/drm/nouveau/nv17_fence.c +++ b/drivers/gpu/drm/nouveau/nv17_fence.c @@ -126,7 +126,7 @@ nv17_fence_create(struct nouveau_drm *drm) priv->base.context_new = nv17_fence_context_new; priv->base.context_del = nv10_fence_context_del; priv->base.contexts = 31; - priv->base.context_base = fence_context_alloc(priv->base.contexts); + priv->base.context_base = dma_fence_context_alloc(priv->base.contexts); spin_lock_init(&priv->lock); ret = nouveau_bo_new(drm->dev, 4096, 0x1000, TTM_PL_FLAG_VRAM, diff --git a/drivers/gpu/drm/nouveau/nv50_fence.c b/drivers/gpu/drm/nouveau/nv50_fence.c index 4d6f202b7770..8c5295414578 100644 --- a/drivers/gpu/drm/nouveau/nv50_fence.c +++ b/drivers/gpu/drm/nouveau/nv50_fence.c @@ -97,7 +97,7 @@ nv50_fence_create(struct nouveau_drm *drm) priv->base.context_new = nv50_fence_context_new; priv->base.context_del = nv10_fence_context_del; priv->base.contexts = 127; - priv->base.context_base = fence_context_alloc(priv->base.contexts); + priv->base.context_base = dma_fence_context_alloc(priv->base.contexts); spin_lock_init(&priv->lock); ret = nouveau_bo_new(drm->dev, 4096, 0x1000, TTM_PL_FLAG_VRAM, diff --git a/drivers/gpu/drm/nouveau/nv84_fence.c b/drivers/gpu/drm/nouveau/nv84_fence.c index 18bde9d8e6d6..23ef04b4e0b2 100644 --- a/drivers/gpu/drm/nouveau/nv84_fence.c +++ b/drivers/gpu/drm/nouveau/nv84_fence.c @@ -229,7 +229,7 @@ nv84_fence_create(struct nouveau_drm *drm) priv->base.context_del = nv84_fence_context_del; priv->base.contexts = fifo->nr; - priv->base.context_base = fence_context_alloc(priv->base.contexts); + priv->base.context_base = dma_fence_context_alloc(priv->base.contexts); priv->base.uevent = true; /* Use VRAM if there is any ; otherwise fallback to system memory */ diff --git a/drivers/gpu/drm/qxl/qxl_drv.h b/drivers/gpu/drm/qxl/qxl_drv.h index 5f3e5ad99de7..84995ebc6ffc 100644 --- a/drivers/gpu/drm/qxl/qxl_drv.h +++ b/drivers/gpu/drm/qxl/qxl_drv.h @@ -31,7 +31,7 @@ * Definitions taken from spice-protocol, plus kernel driver specific bits. */ -#include +#include #include #include #include @@ -190,7 +190,7 @@ enum { * spice-protocol/qxl_dev.h */ #define QXL_MAX_RES 96 struct qxl_release { - struct fence base; + struct dma_fence base; int id; int type; diff --git a/drivers/gpu/drm/qxl/qxl_release.c b/drivers/gpu/drm/qxl/qxl_release.c index cd83f050cf3e..50b4e522f05f 100644 --- a/drivers/gpu/drm/qxl/qxl_release.c +++ b/drivers/gpu/drm/qxl/qxl_release.c @@ -21,7 +21,7 @@ */ #include "qxl_drv.h" #include "qxl_object.h" -#include +#include /* * drawable cmd cache - allocate a bunch of VRAM pages, suballocate @@ -40,23 +40,24 @@ static const int release_size_per_bo[] = { RELEASE_SIZE, SURFACE_RELEASE_SIZE, RELEASE_SIZE }; static const int releases_per_bo[] = { RELEASES_PER_BO, SURFACE_RELEASES_PER_BO, RELEASES_PER_BO }; -static const char *qxl_get_driver_name(struct fence *fence) +static const char *qxl_get_driver_name(struct dma_fence *fence) { return "qxl"; } -static const char *qxl_get_timeline_name(struct fence *fence) +static const char *qxl_get_timeline_name(struct dma_fence *fence) { return "release"; } -static bool qxl_nop_signaling(struct fence *fence) +static bool qxl_nop_signaling(struct dma_fence *fence) { /* fences are always automatically signaled, so just pretend we did this.. */ return true; } -static long qxl_fence_wait(struct fence *fence, bool intr, signed long timeout) +static long qxl_fence_wait(struct dma_fence *fence, bool intr, + signed long timeout) { struct qxl_device *qdev; struct qxl_release *release; @@ -71,7 +72,7 @@ static long qxl_fence_wait(struct fence *fence, bool intr, signed long timeout) retry: sc++; - if (fence_is_signaled(fence)) + if (dma_fence_is_signaled(fence)) goto signaled; qxl_io_notify_oom(qdev); @@ -80,11 +81,11 @@ retry: if (!qxl_queue_garbage_collect(qdev, true)) break; - if (fence_is_signaled(fence)) + if (dma_fence_is_signaled(fence)) goto signaled; } - if (fence_is_signaled(fence)) + if (dma_fence_is_signaled(fence)) goto signaled; if (have_drawable_releases || sc < 4) { @@ -96,9 +97,9 @@ retry: return 0; if (have_drawable_releases && sc > 300) { - FENCE_WARN(fence, "failed to wait on release %llu " - "after spincount %d\n", - fence->context & ~0xf0000000, sc); + DMA_FENCE_WARN(fence, "failed to wait on release %llu " + "after spincount %d\n", + fence->context & ~0xf0000000, sc); goto signaled; } goto retry; @@ -115,7 +116,7 @@ signaled: return end - cur; } -static const struct fence_ops qxl_fence_ops = { +static const struct dma_fence_ops qxl_fence_ops = { .get_driver_name = qxl_get_driver_name, .get_timeline_name = qxl_get_timeline_name, .enable_signaling = qxl_nop_signaling, @@ -192,8 +193,8 @@ qxl_release_free(struct qxl_device *qdev, WARN_ON(list_empty(&release->bos)); qxl_release_free_list(release); - fence_signal(&release->base); - fence_put(&release->base); + dma_fence_signal(&release->base); + dma_fence_put(&release->base); } else { qxl_release_free_list(release); kfree(release); @@ -453,9 +454,9 @@ void qxl_release_fence_buffer_objects(struct qxl_release *release) * Since we never really allocated a context and we don't want to conflict, * set the highest bits. This will break if we really allow exporting of dma-bufs. */ - fence_init(&release->base, &qxl_fence_ops, &qdev->release_lock, - release->id | 0xf0000000, release->base.seqno); - trace_fence_emit(&release->base); + dma_fence_init(&release->base, &qxl_fence_ops, &qdev->release_lock, + release->id | 0xf0000000, release->base.seqno); + trace_dma_fence_emit(&release->base); driver = bdev->driver; glob = bo->glob; diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index 1b0dcad916b0..44e0c5ed6418 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -66,7 +66,7 @@ #include #include #include -#include +#include #include #include @@ -367,7 +367,7 @@ struct radeon_fence_driver { }; struct radeon_fence { - struct fence base; + struct dma_fence base; struct radeon_device *rdev; uint64_t seq; @@ -746,7 +746,7 @@ struct radeon_flip_work { uint64_t base; struct drm_pending_vblank_event *event; struct radeon_bo *old_rbo; - struct fence *fence; + struct dma_fence *fence; bool async; }; @@ -2514,9 +2514,9 @@ void cik_mm_wdoorbell(struct radeon_device *rdev, u32 index, u32 v); /* * Cast helper */ -extern const struct fence_ops radeon_fence_ops; +extern const struct dma_fence_ops radeon_fence_ops; -static inline struct radeon_fence *to_radeon_fence(struct fence *f) +static inline struct radeon_fence *to_radeon_fence(struct dma_fence *f) { struct radeon_fence *__f = container_of(f, struct radeon_fence, base); diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index eb92aef46e3c..36b7ac7e57e5 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -1320,7 +1320,7 @@ int radeon_device_init(struct radeon_device *rdev, for (i = 0; i < RADEON_NUM_RINGS; i++) { rdev->ring[i].idx = i; } - rdev->fence_context = fence_context_alloc(RADEON_NUM_RINGS); + rdev->fence_context = dma_fence_context_alloc(RADEON_NUM_RINGS); DRM_INFO("initializing kernel modesetting (%s 0x%04X:0x%04X 0x%04X:0x%04X 0x%02X).\n", radeon_family_name[rdev->family], pdev->vendor, pdev->device, diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c index cdb8cb568c15..e7409e8a9f87 100644 --- a/drivers/gpu/drm/radeon/radeon_display.c +++ b/drivers/gpu/drm/radeon/radeon_display.c @@ -437,7 +437,7 @@ static void radeon_flip_work_func(struct work_struct *__work) down_read(&rdev->exclusive_lock); } } else - r = fence_wait(work->fence, false); + r = dma_fence_wait(work->fence, false); if (r) DRM_ERROR("failed to wait on page flip fence (%d)!\n", r); @@ -447,7 +447,7 @@ static void radeon_flip_work_func(struct work_struct *__work) * confused about which BO the CRTC is scanning out */ - fence_put(work->fence); + dma_fence_put(work->fence); work->fence = NULL; } @@ -542,7 +542,7 @@ static int radeon_crtc_page_flip_target(struct drm_crtc *crtc, DRM_ERROR("failed to pin new rbo buffer before flip\n"); goto cleanup; } - work->fence = fence_get(reservation_object_get_excl(new_rbo->tbo.resv)); + work->fence = dma_fence_get(reservation_object_get_excl(new_rbo->tbo.resv)); radeon_bo_get_tiling_flags(new_rbo, &tiling_flags, NULL); radeon_bo_unreserve(new_rbo); @@ -617,7 +617,7 @@ pflip_cleanup: cleanup: drm_gem_object_unreference_unlocked(&work->old_rbo->gem_base); - fence_put(work->fence); + dma_fence_put(work->fence); kfree(work); return r; } diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c index 7ef075acde9c..ef09f0a63754 100644 --- a/drivers/gpu/drm/radeon/radeon_fence.c +++ b/drivers/gpu/drm/radeon/radeon_fence.c @@ -141,8 +141,10 @@ int radeon_fence_emit(struct radeon_device *rdev, (*fence)->seq = seq = ++rdev->fence_drv[ring].sync_seq[ring]; (*fence)->ring = ring; (*fence)->is_vm_update = false; - fence_init(&(*fence)->base, &radeon_fence_ops, - &rdev->fence_queue.lock, rdev->fence_context + ring, seq); + dma_fence_init(&(*fence)->base, &radeon_fence_ops, + &rdev->fence_queue.lock, + rdev->fence_context + ring, + seq); radeon_fence_ring_emit(rdev, ring, *fence); trace_radeon_fence_emit(rdev->ddev, ring, (*fence)->seq); radeon_fence_schedule_check(rdev, ring); @@ -169,18 +171,18 @@ static int radeon_fence_check_signaled(wait_queue_t *wait, unsigned mode, int fl */ seq = atomic64_read(&fence->rdev->fence_drv[fence->ring].last_seq); if (seq >= fence->seq) { - int ret = fence_signal_locked(&fence->base); + int ret = dma_fence_signal_locked(&fence->base); if (!ret) - FENCE_TRACE(&fence->base, "signaled from irq context\n"); + DMA_FENCE_TRACE(&fence->base, "signaled from irq context\n"); else - FENCE_TRACE(&fence->base, "was already signaled\n"); + DMA_FENCE_TRACE(&fence->base, "was already signaled\n"); radeon_irq_kms_sw_irq_put(fence->rdev, fence->ring); __remove_wait_queue(&fence->rdev->fence_queue, &fence->fence_wake); - fence_put(&fence->base); + dma_fence_put(&fence->base); } else - FENCE_TRACE(&fence->base, "pending\n"); + DMA_FENCE_TRACE(&fence->base, "pending\n"); return 0; } @@ -351,7 +353,7 @@ static bool radeon_fence_seq_signaled(struct radeon_device *rdev, return false; } -static bool radeon_fence_is_signaled(struct fence *f) +static bool radeon_fence_is_signaled(struct dma_fence *f) { struct radeon_fence *fence = to_radeon_fence(f); struct radeon_device *rdev = fence->rdev; @@ -381,7 +383,7 @@ static bool radeon_fence_is_signaled(struct fence *f) * to fence_queue that checks if this fence is signaled, and if so it * signals the fence and removes itself. */ -static bool radeon_fence_enable_signaling(struct fence *f) +static bool radeon_fence_enable_signaling(struct dma_fence *f) { struct radeon_fence *fence = to_radeon_fence(f); struct radeon_device *rdev = fence->rdev; @@ -414,9 +416,9 @@ static bool radeon_fence_enable_signaling(struct fence *f) fence->fence_wake.private = NULL; fence->fence_wake.func = radeon_fence_check_signaled; __add_wait_queue(&rdev->fence_queue, &fence->fence_wake); - fence_get(f); + dma_fence_get(f); - FENCE_TRACE(&fence->base, "armed on ring %i!\n", fence->ring); + DMA_FENCE_TRACE(&fence->base, "armed on ring %i!\n", fence->ring); return true; } @@ -436,9 +438,9 @@ bool radeon_fence_signaled(struct radeon_fence *fence) if (radeon_fence_seq_signaled(fence->rdev, fence->seq, fence->ring)) { int ret; - ret = fence_signal(&fence->base); + ret = dma_fence_signal(&fence->base); if (!ret) - FENCE_TRACE(&fence->base, "signaled from radeon_fence_signaled\n"); + DMA_FENCE_TRACE(&fence->base, "signaled from radeon_fence_signaled\n"); return true; } return false; @@ -552,7 +554,7 @@ long radeon_fence_wait_timeout(struct radeon_fence *fence, bool intr, long timeo * exclusive_lock is not held in that case. */ if (WARN_ON_ONCE(!to_radeon_fence(&fence->base))) - return fence_wait(&fence->base, intr); + return dma_fence_wait(&fence->base, intr); seq[fence->ring] = fence->seq; r = radeon_fence_wait_seq_timeout(fence->rdev, seq, intr, timeout); @@ -560,9 +562,9 @@ long radeon_fence_wait_timeout(struct radeon_fence *fence, bool intr, long timeo return r; } - r_sig = fence_signal(&fence->base); + r_sig = dma_fence_signal(&fence->base); if (!r_sig) - FENCE_TRACE(&fence->base, "signaled from fence_wait\n"); + DMA_FENCE_TRACE(&fence->base, "signaled from fence_wait\n"); return r; } @@ -697,7 +699,7 @@ int radeon_fence_wait_empty(struct radeon_device *rdev, int ring) */ struct radeon_fence *radeon_fence_ref(struct radeon_fence *fence) { - fence_get(&fence->base); + dma_fence_get(&fence->base); return fence; } @@ -714,7 +716,7 @@ void radeon_fence_unref(struct radeon_fence **fence) *fence = NULL; if (tmp) { - fence_put(&tmp->base); + dma_fence_put(&tmp->base); } } @@ -1028,12 +1030,12 @@ int radeon_debugfs_fence_init(struct radeon_device *rdev) #endif } -static const char *radeon_fence_get_driver_name(struct fence *fence) +static const char *radeon_fence_get_driver_name(struct dma_fence *fence) { return "radeon"; } -static const char *radeon_fence_get_timeline_name(struct fence *f) +static const char *radeon_fence_get_timeline_name(struct dma_fence *f) { struct radeon_fence *fence = to_radeon_fence(f); switch (fence->ring) { @@ -1051,16 +1053,16 @@ static const char *radeon_fence_get_timeline_name(struct fence *f) static inline bool radeon_test_signaled(struct radeon_fence *fence) { - return test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->base.flags); + return test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->base.flags); } struct radeon_wait_cb { - struct fence_cb base; + struct dma_fence_cb base; struct task_struct *task; }; static void -radeon_fence_wait_cb(struct fence *fence, struct fence_cb *cb) +radeon_fence_wait_cb(struct dma_fence *fence, struct dma_fence_cb *cb) { struct radeon_wait_cb *wait = container_of(cb, struct radeon_wait_cb, base); @@ -1068,7 +1070,7 @@ radeon_fence_wait_cb(struct fence *fence, struct fence_cb *cb) wake_up_process(wait->task); } -static signed long radeon_fence_default_wait(struct fence *f, bool intr, +static signed long radeon_fence_default_wait(struct dma_fence *f, bool intr, signed long t) { struct radeon_fence *fence = to_radeon_fence(f); @@ -1077,7 +1079,7 @@ static signed long radeon_fence_default_wait(struct fence *f, bool intr, cb.task = current; - if (fence_add_callback(f, &cb.base, radeon_fence_wait_cb)) + if (dma_fence_add_callback(f, &cb.base, radeon_fence_wait_cb)) return t; while (t > 0) { @@ -1105,12 +1107,12 @@ static signed long radeon_fence_default_wait(struct fence *f, bool intr, } __set_current_state(TASK_RUNNING); - fence_remove_callback(f, &cb.base); + dma_fence_remove_callback(f, &cb.base); return t; } -const struct fence_ops radeon_fence_ops = { +const struct dma_fence_ops radeon_fence_ops = { .get_driver_name = radeon_fence_get_driver_name, .get_timeline_name = radeon_fence_get_timeline_name, .enable_signaling = radeon_fence_enable_signaling, diff --git a/drivers/gpu/drm/radeon/radeon_sync.c b/drivers/gpu/drm/radeon/radeon_sync.c index 02ac8a1de4ff..be5d7a38d3aa 100644 --- a/drivers/gpu/drm/radeon/radeon_sync.c +++ b/drivers/gpu/drm/radeon/radeon_sync.c @@ -92,7 +92,7 @@ int radeon_sync_resv(struct radeon_device *rdev, bool shared) { struct reservation_object_list *flist; - struct fence *f; + struct dma_fence *f; struct radeon_fence *fence; unsigned i; int r = 0; @@ -103,7 +103,7 @@ int radeon_sync_resv(struct radeon_device *rdev, if (fence && fence->rdev == rdev) radeon_sync_fence(sync, fence); else if (f) - r = fence_wait(f, true); + r = dma_fence_wait(f, true); flist = reservation_object_get_list(resv); if (shared || !flist || r) @@ -116,7 +116,7 @@ int radeon_sync_resv(struct radeon_device *rdev, if (fence && fence->rdev == rdev) radeon_sync_fence(sync, fence); else - r = fence_wait(f, true); + r = dma_fence_wait(f, true); if (r) break; diff --git a/drivers/gpu/drm/radeon/radeon_uvd.c b/drivers/gpu/drm/radeon/radeon_uvd.c index 0cd0e7bdee55..d34d1cf33895 100644 --- a/drivers/gpu/drm/radeon/radeon_uvd.c +++ b/drivers/gpu/drm/radeon/radeon_uvd.c @@ -467,7 +467,7 @@ static int radeon_uvd_cs_msg(struct radeon_cs_parser *p, struct radeon_bo *bo, { int32_t *msg, msg_type, handle; unsigned img_size = 0; - struct fence *f; + struct dma_fence *f; void *ptr; int i, r; diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index fc6217dfe401..915e0d1c316a 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -148,7 +148,7 @@ static void ttm_bo_release_list(struct kref *list_kref) BUG_ON(!list_empty(&bo->ddestroy)); ttm_tt_destroy(bo->ttm); atomic_dec(&bo->glob->bo_count); - fence_put(bo->moving); + dma_fence_put(bo->moving); if (bo->resv == &bo->ttm_resv) reservation_object_fini(&bo->ttm_resv); mutex_destroy(&bo->wu_mutex); @@ -426,20 +426,20 @@ static void ttm_bo_cleanup_memtype_use(struct ttm_buffer_object *bo) static void ttm_bo_flush_all_fences(struct ttm_buffer_object *bo) { struct reservation_object_list *fobj; - struct fence *fence; + struct dma_fence *fence; int i; fobj = reservation_object_get_list(bo->resv); fence = reservation_object_get_excl(bo->resv); if (fence && !fence->ops->signaled) - fence_enable_sw_signaling(fence); + dma_fence_enable_sw_signaling(fence); for (i = 0; fobj && i < fobj->shared_count; ++i) { fence = rcu_dereference_protected(fobj->shared[i], reservation_object_held(bo->resv)); if (!fence->ops->signaled) - fence_enable_sw_signaling(fence); + dma_fence_enable_sw_signaling(fence); } } @@ -792,11 +792,11 @@ static int ttm_bo_add_move_fence(struct ttm_buffer_object *bo, struct ttm_mem_type_manager *man, struct ttm_mem_reg *mem) { - struct fence *fence; + struct dma_fence *fence; int ret; spin_lock(&man->move_lock); - fence = fence_get(man->move); + fence = dma_fence_get(man->move); spin_unlock(&man->move_lock); if (fence) { @@ -806,7 +806,7 @@ static int ttm_bo_add_move_fence(struct ttm_buffer_object *bo, if (unlikely(ret)) return ret; - fence_put(bo->moving); + dma_fence_put(bo->moving); bo->moving = fence; } @@ -1286,7 +1286,7 @@ static int ttm_bo_force_list_clean(struct ttm_bo_device *bdev, { struct ttm_mem_type_manager *man = &bdev->man[mem_type]; struct ttm_bo_global *glob = bdev->glob; - struct fence *fence; + struct dma_fence *fence; int ret; /* @@ -1309,12 +1309,12 @@ static int ttm_bo_force_list_clean(struct ttm_bo_device *bdev, spin_unlock(&glob->lru_lock); spin_lock(&man->move_lock); - fence = fence_get(man->move); + fence = dma_fence_get(man->move); spin_unlock(&man->move_lock); if (fence) { - ret = fence_wait(fence, false); - fence_put(fence); + ret = dma_fence_wait(fence, false); + dma_fence_put(fence); if (ret) { if (allow_errors) { return ret; @@ -1343,7 +1343,7 @@ int ttm_bo_clean_mm(struct ttm_bo_device *bdev, unsigned mem_type) mem_type); return ret; } - fence_put(man->move); + dma_fence_put(man->move); man->use_type = false; man->has_type = false; diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c index bf6e21655c57..d0459b392e5e 100644 --- a/drivers/gpu/drm/ttm/ttm_bo_util.c +++ b/drivers/gpu/drm/ttm/ttm_bo_util.c @@ -644,7 +644,7 @@ void ttm_bo_kunmap(struct ttm_bo_kmap_obj *map) EXPORT_SYMBOL(ttm_bo_kunmap); int ttm_bo_move_accel_cleanup(struct ttm_buffer_object *bo, - struct fence *fence, + struct dma_fence *fence, bool evict, struct ttm_mem_reg *new_mem) { @@ -674,8 +674,8 @@ int ttm_bo_move_accel_cleanup(struct ttm_buffer_object *bo, * operation has completed. */ - fence_put(bo->moving); - bo->moving = fence_get(fence); + dma_fence_put(bo->moving); + bo->moving = dma_fence_get(fence); ret = ttm_buffer_object_transfer(bo, &ghost_obj); if (ret) @@ -706,7 +706,7 @@ int ttm_bo_move_accel_cleanup(struct ttm_buffer_object *bo, EXPORT_SYMBOL(ttm_bo_move_accel_cleanup); int ttm_bo_pipeline_move(struct ttm_buffer_object *bo, - struct fence *fence, bool evict, + struct dma_fence *fence, bool evict, struct ttm_mem_reg *new_mem) { struct ttm_bo_device *bdev = bo->bdev; @@ -730,8 +730,8 @@ int ttm_bo_pipeline_move(struct ttm_buffer_object *bo, * operation has completed. */ - fence_put(bo->moving); - bo->moving = fence_get(fence); + dma_fence_put(bo->moving); + bo->moving = dma_fence_get(fence); ret = ttm_buffer_object_transfer(bo, &ghost_obj); if (ret) @@ -761,16 +761,16 @@ int ttm_bo_pipeline_move(struct ttm_buffer_object *bo, */ spin_lock(&from->move_lock); - if (!from->move || fence_is_later(fence, from->move)) { - fence_put(from->move); - from->move = fence_get(fence); + if (!from->move || dma_fence_is_later(fence, from->move)) { + dma_fence_put(from->move); + from->move = dma_fence_get(fence); } spin_unlock(&from->move_lock); ttm_bo_free_old_node(bo); - fence_put(bo->moving); - bo->moving = fence_get(fence); + dma_fence_put(bo->moving); + bo->moving = dma_fence_get(fence); } else { /** diff --git a/drivers/gpu/drm/ttm/ttm_bo_vm.c b/drivers/gpu/drm/ttm/ttm_bo_vm.c index a6ed9d5e5167..4748aedc933a 100644 --- a/drivers/gpu/drm/ttm/ttm_bo_vm.c +++ b/drivers/gpu/drm/ttm/ttm_bo_vm.c @@ -54,7 +54,7 @@ static int ttm_bo_vm_fault_idle(struct ttm_buffer_object *bo, /* * Quick non-stalling check for idle. */ - if (fence_is_signaled(bo->moving)) + if (dma_fence_is_signaled(bo->moving)) goto out_clear; /* @@ -67,14 +67,14 @@ static int ttm_bo_vm_fault_idle(struct ttm_buffer_object *bo, goto out_unlock; up_read(&vma->vm_mm->mmap_sem); - (void) fence_wait(bo->moving, true); + (void) dma_fence_wait(bo->moving, true); goto out_unlock; } /* * Ordinary wait. */ - ret = fence_wait(bo->moving, true); + ret = dma_fence_wait(bo->moving, true); if (unlikely(ret != 0)) { ret = (ret != -ERESTARTSYS) ? VM_FAULT_SIGBUS : VM_FAULT_NOPAGE; @@ -82,7 +82,7 @@ static int ttm_bo_vm_fault_idle(struct ttm_buffer_object *bo, } out_clear: - fence_put(bo->moving); + dma_fence_put(bo->moving); bo->moving = NULL; out_unlock: diff --git a/drivers/gpu/drm/ttm/ttm_execbuf_util.c b/drivers/gpu/drm/ttm/ttm_execbuf_util.c index a80717b35dc6..d35bc491e8de 100644 --- a/drivers/gpu/drm/ttm/ttm_execbuf_util.c +++ b/drivers/gpu/drm/ttm/ttm_execbuf_util.c @@ -179,7 +179,8 @@ int ttm_eu_reserve_buffers(struct ww_acquire_ctx *ticket, EXPORT_SYMBOL(ttm_eu_reserve_buffers); void ttm_eu_fence_buffer_objects(struct ww_acquire_ctx *ticket, - struct list_head *list, struct fence *fence) + struct list_head *list, + struct dma_fence *fence) { struct ttm_validate_buffer *entry; struct ttm_buffer_object *bo; diff --git a/drivers/gpu/drm/vgem/vgem_fence.c b/drivers/gpu/drm/vgem/vgem_fence.c index 5c57c1ffa1f9..488909a21ed8 100644 --- a/drivers/gpu/drm/vgem/vgem_fence.c +++ b/drivers/gpu/drm/vgem/vgem_fence.c @@ -28,56 +28,57 @@ #define VGEM_FENCE_TIMEOUT (10*HZ) struct vgem_fence { - struct fence base; + struct dma_fence base; struct spinlock lock; struct timer_list timer; }; -static const char *vgem_fence_get_driver_name(struct fence *fence) +static const char *vgem_fence_get_driver_name(struct dma_fence *fence) { return "vgem"; } -static const char *vgem_fence_get_timeline_name(struct fence *fence) +static const char *vgem_fence_get_timeline_name(struct dma_fence *fence) { return "unbound"; } -static bool vgem_fence_signaled(struct fence *fence) +static bool vgem_fence_signaled(struct dma_fence *fence) { return false; } -static bool vgem_fence_enable_signaling(struct fence *fence) +static bool vgem_fence_enable_signaling(struct dma_fence *fence) { return true; } -static void vgem_fence_release(struct fence *base) +static void vgem_fence_release(struct dma_fence *base) { struct vgem_fence *fence = container_of(base, typeof(*fence), base); del_timer_sync(&fence->timer); - fence_free(&fence->base); + dma_fence_free(&fence->base); } -static void vgem_fence_value_str(struct fence *fence, char *str, int size) +static void vgem_fence_value_str(struct dma_fence *fence, char *str, int size) { snprintf(str, size, "%u", fence->seqno); } -static void vgem_fence_timeline_value_str(struct fence *fence, char *str, +static void vgem_fence_timeline_value_str(struct dma_fence *fence, char *str, int size) { - snprintf(str, size, "%u", fence_is_signaled(fence) ? fence->seqno : 0); + snprintf(str, size, "%u", + dma_fence_is_signaled(fence) ? fence->seqno : 0); } -static const struct fence_ops vgem_fence_ops = { +static const struct dma_fence_ops vgem_fence_ops = { .get_driver_name = vgem_fence_get_driver_name, .get_timeline_name = vgem_fence_get_timeline_name, .enable_signaling = vgem_fence_enable_signaling, .signaled = vgem_fence_signaled, - .wait = fence_default_wait, + .wait = dma_fence_default_wait, .release = vgem_fence_release, .fence_value_str = vgem_fence_value_str, @@ -88,11 +89,11 @@ static void vgem_fence_timeout(unsigned long data) { struct vgem_fence *fence = (struct vgem_fence *)data; - fence_signal(&fence->base); + dma_fence_signal(&fence->base); } -static struct fence *vgem_fence_create(struct vgem_file *vfile, - unsigned int flags) +static struct dma_fence *vgem_fence_create(struct vgem_file *vfile, + unsigned int flags) { struct vgem_fence *fence; @@ -101,8 +102,8 @@ static struct fence *vgem_fence_create(struct vgem_file *vfile, return NULL; spin_lock_init(&fence->lock); - fence_init(&fence->base, &vgem_fence_ops, &fence->lock, - fence_context_alloc(1), 1); + dma_fence_init(&fence->base, &vgem_fence_ops, &fence->lock, + dma_fence_context_alloc(1), 1); setup_timer(&fence->timer, vgem_fence_timeout, (unsigned long)fence); @@ -157,7 +158,7 @@ int vgem_fence_attach_ioctl(struct drm_device *dev, struct vgem_file *vfile = file->driver_priv; struct reservation_object *resv; struct drm_gem_object *obj; - struct fence *fence; + struct dma_fence *fence; int ret; if (arg->flags & ~VGEM_FENCE_WRITE) @@ -209,8 +210,8 @@ int vgem_fence_attach_ioctl(struct drm_device *dev, } err_fence: if (ret) { - fence_signal(fence); - fence_put(fence); + dma_fence_signal(fence); + dma_fence_put(fence); } err: drm_gem_object_unreference_unlocked(obj); @@ -239,7 +240,7 @@ int vgem_fence_signal_ioctl(struct drm_device *dev, { struct vgem_file *vfile = file->driver_priv; struct drm_vgem_fence_signal *arg = data; - struct fence *fence; + struct dma_fence *fence; int ret = 0; if (arg->flags) @@ -253,11 +254,11 @@ int vgem_fence_signal_ioctl(struct drm_device *dev, if (IS_ERR(fence)) return PTR_ERR(fence); - if (fence_is_signaled(fence)) + if (dma_fence_is_signaled(fence)) ret = -ETIMEDOUT; - fence_signal(fence); - fence_put(fence); + dma_fence_signal(fence); + dma_fence_put(fence); return ret; } @@ -271,8 +272,8 @@ int vgem_fence_open(struct vgem_file *vfile) static int __vgem_fence_idr_fini(int id, void *p, void *data) { - fence_signal(p); - fence_put(p); + dma_fence_signal(p); + dma_fence_put(p); return 0; } diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.h b/drivers/gpu/drm/virtio/virtgpu_drv.h index ae59080d63d1..ec1ebdcfe80b 100644 --- a/drivers/gpu/drm/virtio/virtgpu_drv.h +++ b/drivers/gpu/drm/virtio/virtgpu_drv.h @@ -82,7 +82,7 @@ struct virtio_gpu_fence_driver { }; struct virtio_gpu_fence { - struct fence f; + struct dma_fence f; struct virtio_gpu_fence_driver *drv; struct list_head node; uint64_t seq; diff --git a/drivers/gpu/drm/virtio/virtgpu_fence.c b/drivers/gpu/drm/virtio/virtgpu_fence.c index f3f70fa8a4c7..23353521f903 100644 --- a/drivers/gpu/drm/virtio/virtgpu_fence.c +++ b/drivers/gpu/drm/virtio/virtgpu_fence.c @@ -26,22 +26,22 @@ #include #include "virtgpu_drv.h" -static const char *virtio_get_driver_name(struct fence *f) +static const char *virtio_get_driver_name(struct dma_fence *f) { return "virtio_gpu"; } -static const char *virtio_get_timeline_name(struct fence *f) +static const char *virtio_get_timeline_name(struct dma_fence *f) { return "controlq"; } -static bool virtio_enable_signaling(struct fence *f) +static bool virtio_enable_signaling(struct dma_fence *f) { return true; } -static bool virtio_signaled(struct fence *f) +static bool virtio_signaled(struct dma_fence *f) { struct virtio_gpu_fence *fence = to_virtio_fence(f); @@ -50,26 +50,26 @@ static bool virtio_signaled(struct fence *f) return false; } -static void virtio_fence_value_str(struct fence *f, char *str, int size) +static void virtio_fence_value_str(struct dma_fence *f, char *str, int size) { struct virtio_gpu_fence *fence = to_virtio_fence(f); snprintf(str, size, "%llu", fence->seq); } -static void virtio_timeline_value_str(struct fence *f, char *str, int size) +static void virtio_timeline_value_str(struct dma_fence *f, char *str, int size) { struct virtio_gpu_fence *fence = to_virtio_fence(f); snprintf(str, size, "%llu", (u64)atomic64_read(&fence->drv->last_seq)); } -static const struct fence_ops virtio_fence_ops = { +static const struct dma_fence_ops virtio_fence_ops = { .get_driver_name = virtio_get_driver_name, .get_timeline_name = virtio_get_timeline_name, .enable_signaling = virtio_enable_signaling, .signaled = virtio_signaled, - .wait = fence_default_wait, + .wait = dma_fence_default_wait, .fence_value_str = virtio_fence_value_str, .timeline_value_str = virtio_timeline_value_str, }; @@ -88,9 +88,9 @@ int virtio_gpu_fence_emit(struct virtio_gpu_device *vgdev, spin_lock_irqsave(&drv->lock, irq_flags); (*fence)->drv = drv; (*fence)->seq = ++drv->sync_seq; - fence_init(&(*fence)->f, &virtio_fence_ops, &drv->lock, - drv->context, (*fence)->seq); - fence_get(&(*fence)->f); + dma_fence_init(&(*fence)->f, &virtio_fence_ops, &drv->lock, + drv->context, (*fence)->seq); + dma_fence_get(&(*fence)->f); list_add_tail(&(*fence)->node, &drv->fences); spin_unlock_irqrestore(&drv->lock, irq_flags); @@ -111,9 +111,9 @@ void virtio_gpu_fence_event_process(struct virtio_gpu_device *vgdev, list_for_each_entry_safe(fence, tmp, &drv->fences, node) { if (last_seq < fence->seq) continue; - fence_signal_locked(&fence->f); + dma_fence_signal_locked(&fence->f); list_del(&fence->node); - fence_put(&fence->f); + dma_fence_put(&fence->f); } spin_unlock_irqrestore(&drv->lock, irq_flags); } diff --git a/drivers/gpu/drm/virtio/virtgpu_ioctl.c b/drivers/gpu/drm/virtio/virtgpu_ioctl.c index 818478b4c4f0..61f3a963af95 100644 --- a/drivers/gpu/drm/virtio/virtgpu_ioctl.c +++ b/drivers/gpu/drm/virtio/virtgpu_ioctl.c @@ -172,7 +172,7 @@ static int virtio_gpu_execbuffer_ioctl(struct drm_device *dev, void *data, /* fence the command bo */ virtio_gpu_unref_list(&validate_list); drm_free_large(buflist); - fence_put(&fence->f); + dma_fence_put(&fence->f); return 0; out_unresv: @@ -298,7 +298,7 @@ static int virtio_gpu_resource_create_ioctl(struct drm_device *dev, void *data, drm_gem_object_release(obj); if (vgdev->has_virgl_3d) { virtio_gpu_unref_list(&validate_list); - fence_put(&fence->f); + dma_fence_put(&fence->f); } return ret; } @@ -309,13 +309,13 @@ static int virtio_gpu_resource_create_ioctl(struct drm_device *dev, void *data, if (vgdev->has_virgl_3d) { virtio_gpu_unref_list(&validate_list); - fence_put(&fence->f); + dma_fence_put(&fence->f); } return 0; fail_unref: if (vgdev->has_virgl_3d) { virtio_gpu_unref_list(&validate_list); - fence_put(&fence->f); + dma_fence_put(&fence->f); } //fail_obj: // drm_gem_object_handle_unreference_unlocked(obj); @@ -383,7 +383,7 @@ static int virtio_gpu_transfer_from_host_ioctl(struct drm_device *dev, reservation_object_add_excl_fence(qobj->tbo.resv, &fence->f); - fence_put(&fence->f); + dma_fence_put(&fence->f); out_unres: virtio_gpu_object_unreserve(qobj); out: @@ -431,7 +431,7 @@ static int virtio_gpu_transfer_to_host_ioctl(struct drm_device *dev, void *data, args->level, &box, &fence); reservation_object_add_excl_fence(qobj->tbo.resv, &fence->f); - fence_put(&fence->f); + dma_fence_put(&fence->f); } out_unres: diff --git a/drivers/gpu/drm/virtio/virtgpu_kms.c b/drivers/gpu/drm/virtio/virtgpu_kms.c index 036b0fbae0fb..1235519853f4 100644 --- a/drivers/gpu/drm/virtio/virtgpu_kms.c +++ b/drivers/gpu/drm/virtio/virtgpu_kms.c @@ -159,7 +159,7 @@ int virtio_gpu_driver_load(struct drm_device *dev, unsigned long flags) virtio_gpu_init_vq(&vgdev->ctrlq, virtio_gpu_dequeue_ctrl_func); virtio_gpu_init_vq(&vgdev->cursorq, virtio_gpu_dequeue_cursor_func); - vgdev->fence_drv.context = fence_context_alloc(1); + vgdev->fence_drv.context = dma_fence_context_alloc(1); spin_lock_init(&vgdev->fence_drv.lock); INIT_LIST_HEAD(&vgdev->fence_drv.fences); INIT_LIST_HEAD(&vgdev->cap_cache); diff --git a/drivers/gpu/drm/virtio/virtgpu_plane.c b/drivers/gpu/drm/virtio/virtgpu_plane.c index ba28c0f6f28a..cb75f0663ba0 100644 --- a/drivers/gpu/drm/virtio/virtgpu_plane.c +++ b/drivers/gpu/drm/virtio/virtgpu_plane.c @@ -152,7 +152,7 @@ static void virtio_gpu_cursor_plane_update(struct drm_plane *plane, if (!ret) { reservation_object_add_excl_fence(bo->tbo.resv, &fence->f); - fence_put(&fence->f); + dma_fence_put(&fence->f); fence = NULL; virtio_gpu_object_unreserve(bo); virtio_gpu_object_wait(bo, false); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c index 26ac8e80a478..6541dd8b82dc 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c @@ -108,7 +108,7 @@ fman_from_fence(struct vmw_fence_obj *fence) * objects with actions attached to them. */ -static void vmw_fence_obj_destroy(struct fence *f) +static void vmw_fence_obj_destroy(struct dma_fence *f) { struct vmw_fence_obj *fence = container_of(f, struct vmw_fence_obj, base); @@ -123,17 +123,17 @@ static void vmw_fence_obj_destroy(struct fence *f) fence->destroy(fence); } -static const char *vmw_fence_get_driver_name(struct fence *f) +static const char *vmw_fence_get_driver_name(struct dma_fence *f) { return "vmwgfx"; } -static const char *vmw_fence_get_timeline_name(struct fence *f) +static const char *vmw_fence_get_timeline_name(struct dma_fence *f) { return "svga"; } -static bool vmw_fence_enable_signaling(struct fence *f) +static bool vmw_fence_enable_signaling(struct dma_fence *f) { struct vmw_fence_obj *fence = container_of(f, struct vmw_fence_obj, base); @@ -152,12 +152,12 @@ static bool vmw_fence_enable_signaling(struct fence *f) } struct vmwgfx_wait_cb { - struct fence_cb base; + struct dma_fence_cb base; struct task_struct *task; }; static void -vmwgfx_wait_cb(struct fence *fence, struct fence_cb *cb) +vmwgfx_wait_cb(struct dma_fence *fence, struct dma_fence_cb *cb) { struct vmwgfx_wait_cb *wait = container_of(cb, struct vmwgfx_wait_cb, base); @@ -167,7 +167,7 @@ vmwgfx_wait_cb(struct fence *fence, struct fence_cb *cb) static void __vmw_fences_update(struct vmw_fence_manager *fman); -static long vmw_fence_wait(struct fence *f, bool intr, signed long timeout) +static long vmw_fence_wait(struct dma_fence *f, bool intr, signed long timeout) { struct vmw_fence_obj *fence = container_of(f, struct vmw_fence_obj, base); @@ -197,7 +197,7 @@ static long vmw_fence_wait(struct fence *f, bool intr, signed long timeout) while (ret > 0) { __vmw_fences_update(fman); - if (test_bit(FENCE_FLAG_SIGNALED_BIT, &f->flags)) + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &f->flags)) break; if (intr) @@ -225,7 +225,7 @@ out: return ret; } -static struct fence_ops vmw_fence_ops = { +static struct dma_fence_ops vmw_fence_ops = { .get_driver_name = vmw_fence_get_driver_name, .get_timeline_name = vmw_fence_get_timeline_name, .enable_signaling = vmw_fence_enable_signaling, @@ -298,7 +298,7 @@ struct vmw_fence_manager *vmw_fence_manager_init(struct vmw_private *dev_priv) fman->event_fence_action_size = ttm_round_pot(sizeof(struct vmw_event_fence_action)); mutex_init(&fman->goal_irq_mutex); - fman->ctx = fence_context_alloc(1); + fman->ctx = dma_fence_context_alloc(1); return fman; } @@ -326,8 +326,8 @@ static int vmw_fence_obj_init(struct vmw_fence_manager *fman, unsigned long irq_flags; int ret = 0; - fence_init(&fence->base, &vmw_fence_ops, &fman->lock, - fman->ctx, seqno); + dma_fence_init(&fence->base, &vmw_fence_ops, &fman->lock, + fman->ctx, seqno); INIT_LIST_HEAD(&fence->seq_passed_actions); fence->destroy = destroy; @@ -431,7 +431,7 @@ static bool vmw_fence_goal_check_locked(struct vmw_fence_obj *fence) u32 goal_seqno; u32 *fifo_mem; - if (fence_is_signaled_locked(&fence->base)) + if (dma_fence_is_signaled_locked(&fence->base)) return false; fifo_mem = fman->dev_priv->mmio_virt; @@ -459,7 +459,7 @@ rerun: list_for_each_entry_safe(fence, next_fence, &fman->fence_list, head) { if (seqno - fence->base.seqno < VMW_FENCE_WRAP) { list_del_init(&fence->head); - fence_signal_locked(&fence->base); + dma_fence_signal_locked(&fence->base); INIT_LIST_HEAD(&action_list); list_splice_init(&fence->seq_passed_actions, &action_list); @@ -500,18 +500,18 @@ bool vmw_fence_obj_signaled(struct vmw_fence_obj *fence) { struct vmw_fence_manager *fman = fman_from_fence(fence); - if (test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->base.flags)) + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->base.flags)) return 1; vmw_fences_update(fman); - return fence_is_signaled(&fence->base); + return dma_fence_is_signaled(&fence->base); } int vmw_fence_obj_wait(struct vmw_fence_obj *fence, bool lazy, bool interruptible, unsigned long timeout) { - long ret = fence_wait_timeout(&fence->base, interruptible, timeout); + long ret = dma_fence_wait_timeout(&fence->base, interruptible, timeout); if (likely(ret > 0)) return 0; @@ -530,7 +530,7 @@ void vmw_fence_obj_flush(struct vmw_fence_obj *fence) static void vmw_fence_destroy(struct vmw_fence_obj *fence) { - fence_free(&fence->base); + dma_fence_free(&fence->base); } int vmw_fence_create(struct vmw_fence_manager *fman, @@ -669,7 +669,7 @@ void vmw_fence_fifo_down(struct vmw_fence_manager *fman) struct vmw_fence_obj *fence = list_entry(fman->fence_list.prev, struct vmw_fence_obj, head); - fence_get(&fence->base); + dma_fence_get(&fence->base); spin_unlock_irq(&fman->lock); ret = vmw_fence_obj_wait(fence, false, false, @@ -677,7 +677,7 @@ void vmw_fence_fifo_down(struct vmw_fence_manager *fman) if (unlikely(ret != 0)) { list_del_init(&fence->head); - fence_signal(&fence->base); + dma_fence_signal(&fence->base); INIT_LIST_HEAD(&action_list); list_splice_init(&fence->seq_passed_actions, &action_list); @@ -685,7 +685,7 @@ void vmw_fence_fifo_down(struct vmw_fence_manager *fman) } BUG_ON(!list_empty(&fence->head)); - fence_put(&fence->base); + dma_fence_put(&fence->base); spin_lock_irq(&fman->lock); } spin_unlock_irq(&fman->lock); @@ -884,7 +884,7 @@ static void vmw_fence_obj_add_action(struct vmw_fence_obj *fence, spin_lock_irqsave(&fman->lock, irq_flags); fman->pending_actions[action->type]++; - if (fence_is_signaled_locked(&fence->base)) { + if (dma_fence_is_signaled_locked(&fence->base)) { struct list_head action_list; INIT_LIST_HEAD(&action_list); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.h b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.h index 83ae301ee141..d9d85aa6ed20 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.h +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.h @@ -27,7 +27,7 @@ #ifndef _VMWGFX_FENCE_H_ -#include +#include #define VMW_FENCE_WAIT_TIMEOUT (5*HZ) @@ -52,7 +52,7 @@ struct vmw_fence_action { }; struct vmw_fence_obj { - struct fence base; + struct dma_fence base; struct list_head head; struct list_head seq_passed_actions; @@ -71,14 +71,14 @@ vmw_fence_obj_unreference(struct vmw_fence_obj **fence_p) *fence_p = NULL; if (fence) - fence_put(&fence->base); + dma_fence_put(&fence->base); } static inline struct vmw_fence_obj * vmw_fence_obj_reference(struct vmw_fence_obj *fence) { if (fence) - fence_get(&fence->base); + dma_fence_get(&fence->base); return fence; } diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c index 1a85fb2d4dc6..8e86d6d4141b 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c @@ -1454,7 +1454,7 @@ void vmw_fence_single_bo(struct ttm_buffer_object *bo, if (fence == NULL) { vmw_execbuf_fence_commands(NULL, dev_priv, &fence, NULL); reservation_object_add_excl_fence(bo->resv, &fence->base); - fence_put(&fence->base); + dma_fence_put(&fence->base); } else reservation_object_add_excl_fence(bo->resv, &fence->base); } diff --git a/include/drm/drmP.h b/include/drm/drmP.h index 672644031bd5..e336e3901876 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -57,7 +57,7 @@ #include #include #include -#include +#include #include #include @@ -362,7 +362,7 @@ struct drm_ioctl_desc { struct drm_pending_event { struct completion *completion; struct drm_event *event; - struct fence *fence; + struct dma_fence *fence; struct list_head link; struct list_head pending_link; struct drm_file *file_priv; diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index bc860cfc67ca..fa1aa214c8ea 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -54,7 +54,7 @@ struct drm_mode_set; struct drm_file; struct drm_clip_rect; struct device_node; -struct fence; +struct dma_fence; struct edid; static inline int64_t U642I64(uint64_t val) diff --git a/include/drm/drm_plane.h b/include/drm/drm_plane.h index 98b39d66eb32..c5e8a0df1623 100644 --- a/include/drm/drm_plane.h +++ b/include/drm/drm_plane.h @@ -59,7 +59,7 @@ struct drm_plane_state { struct drm_crtc *crtc; /* do not write directly, use drm_atomic_set_crtc_for_plane() */ struct drm_framebuffer *fb; /* do not write directly, use drm_atomic_set_fb_for_plane() */ - struct fence *fence; + struct dma_fence *fence; /* Signed dest location allows it to be partially off screen */ int32_t crtc_x, crtc_y; diff --git a/include/drm/ttm/ttm_bo_api.h b/include/drm/ttm/ttm_bo_api.h index 9eb940d6755f..5beae7969bf7 100644 --- a/include/drm/ttm/ttm_bo_api.h +++ b/include/drm/ttm/ttm_bo_api.h @@ -209,7 +209,7 @@ struct ttm_buffer_object { * Members protected by a bo reservation. */ - struct fence *moving; + struct dma_fence *moving; struct drm_vma_offset_node vma_node; diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h index 4f0a92185995..27e9c26c9150 100644 --- a/include/drm/ttm/ttm_bo_driver.h +++ b/include/drm/ttm/ttm_bo_driver.h @@ -303,7 +303,7 @@ struct ttm_mem_type_manager { /* * Protected by @move_lock. */ - struct fence *move; + struct dma_fence *move; }; /** @@ -1025,7 +1025,7 @@ extern void ttm_bo_free_old_node(struct ttm_buffer_object *bo); */ extern int ttm_bo_move_accel_cleanup(struct ttm_buffer_object *bo, - struct fence *fence, bool evict, + struct dma_fence *fence, bool evict, struct ttm_mem_reg *new_mem); /** @@ -1040,7 +1040,7 @@ extern int ttm_bo_move_accel_cleanup(struct ttm_buffer_object *bo, * immediately or hang it on a temporary buffer object. */ int ttm_bo_pipeline_move(struct ttm_buffer_object *bo, - struct fence *fence, bool evict, + struct dma_fence *fence, bool evict, struct ttm_mem_reg *new_mem); /** diff --git a/include/drm/ttm/ttm_execbuf_util.h b/include/drm/ttm/ttm_execbuf_util.h index b620c317c772..47f35b8e6d09 100644 --- a/include/drm/ttm/ttm_execbuf_util.h +++ b/include/drm/ttm/ttm_execbuf_util.h @@ -114,6 +114,6 @@ extern int ttm_eu_reserve_buffers(struct ww_acquire_ctx *ticket, extern void ttm_eu_fence_buffer_objects(struct ww_acquire_ctx *ticket, struct list_head *list, - struct fence *fence); + struct dma_fence *fence); #endif diff --git a/include/linux/dma-buf.h b/include/linux/dma-buf.h index e0b0741ae671..8daeb3ce0016 100644 --- a/include/linux/dma-buf.h +++ b/include/linux/dma-buf.h @@ -30,7 +30,7 @@ #include #include #include -#include +#include #include struct device; @@ -143,7 +143,7 @@ struct dma_buf { wait_queue_head_t poll; struct dma_buf_poll_cb_t { - struct fence_cb cb; + struct dma_fence_cb cb; wait_queue_head_t *poll; unsigned long active; diff --git a/include/linux/dma-fence-array.h b/include/linux/dma-fence-array.h new file mode 100644 index 000000000000..5900945f962d --- /dev/null +++ b/include/linux/dma-fence-array.h @@ -0,0 +1,86 @@ +/* + * fence-array: aggregates fence to be waited together + * + * Copyright (C) 2016 Collabora Ltd + * Copyright (C) 2016 Advanced Micro Devices, Inc. + * Authors: + * Gustavo Padovan + * Christian König + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + */ + +#ifndef __LINUX_DMA_FENCE_ARRAY_H +#define __LINUX_DMA_FENCE_ARRAY_H + +#include + +/** + * struct dma_fence_array_cb - callback helper for fence array + * @cb: fence callback structure for signaling + * @array: reference to the parent fence array object + */ +struct dma_fence_array_cb { + struct dma_fence_cb cb; + struct dma_fence_array *array; +}; + +/** + * struct dma_fence_array - fence to represent an array of fences + * @base: fence base class + * @lock: spinlock for fence handling + * @num_fences: number of fences in the array + * @num_pending: fences in the array still pending + * @fences: array of the fences + */ +struct dma_fence_array { + struct dma_fence base; + + spinlock_t lock; + unsigned num_fences; + atomic_t num_pending; + struct dma_fence **fences; +}; + +extern const struct dma_fence_ops dma_fence_array_ops; + +/** + * dma_fence_is_array - check if a fence is from the array subsclass + * @fence: fence to test + * + * Return true if it is a dma_fence_array and false otherwise. + */ +static inline bool dma_fence_is_array(struct dma_fence *fence) +{ + return fence->ops == &dma_fence_array_ops; +} + +/** + * to_dma_fence_array - cast a fence to a dma_fence_array + * @fence: fence to cast to a dma_fence_array + * + * Returns NULL if the fence is not a dma_fence_array, + * or the dma_fence_array otherwise. + */ +static inline struct dma_fence_array * +to_dma_fence_array(struct dma_fence *fence) +{ + if (fence->ops != &dma_fence_array_ops) + return NULL; + + return container_of(fence, struct dma_fence_array, base); +} + +struct dma_fence_array *dma_fence_array_create(int num_fences, + struct dma_fence **fences, + u64 context, unsigned seqno, + bool signal_on_any); + +#endif /* __LINUX_DMA_FENCE_ARRAY_H */ diff --git a/include/linux/dma-fence.h b/include/linux/dma-fence.h new file mode 100644 index 000000000000..ba60c043a5d3 --- /dev/null +++ b/include/linux/dma-fence.h @@ -0,0 +1,437 @@ +/* + * Fence mechanism for dma-buf to allow for asynchronous dma access + * + * Copyright (C) 2012 Canonical Ltd + * Copyright (C) 2012 Texas Instruments + * + * Authors: + * Rob Clark + * Maarten Lankhorst + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + */ + +#ifndef __LINUX_DMA_FENCE_H +#define __LINUX_DMA_FENCE_H + +#include +#include +#include +#include +#include +#include +#include +#include + +struct dma_fence; +struct dma_fence_ops; +struct dma_fence_cb; + +/** + * struct dma_fence - software synchronization primitive + * @refcount: refcount for this fence + * @ops: dma_fence_ops associated with this fence + * @rcu: used for releasing fence with kfree_rcu + * @cb_list: list of all callbacks to call + * @lock: spin_lock_irqsave used for locking + * @context: execution context this fence belongs to, returned by + * dma_fence_context_alloc() + * @seqno: the sequence number of this fence inside the execution context, + * can be compared to decide which fence would be signaled later. + * @flags: A mask of DMA_FENCE_FLAG_* defined below + * @timestamp: Timestamp when the fence was signaled. + * @status: Optional, only valid if < 0, must be set before calling + * dma_fence_signal, indicates that the fence has completed with an error. + * + * the flags member must be manipulated and read using the appropriate + * atomic ops (bit_*), so taking the spinlock will not be needed most + * of the time. + * + * DMA_FENCE_FLAG_SIGNALED_BIT - fence is already signaled + * DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT - enable_signaling might have been called + * DMA_FENCE_FLAG_USER_BITS - start of the unused bits, can be used by the + * implementer of the fence for its own purposes. Can be used in different + * ways by different fence implementers, so do not rely on this. + * + * Since atomic bitops are used, this is not guaranteed to be the case. + * Particularly, if the bit was set, but dma_fence_signal was called right + * before this bit was set, it would have been able to set the + * DMA_FENCE_FLAG_SIGNALED_BIT, before enable_signaling was called. + * Adding a check for DMA_FENCE_FLAG_SIGNALED_BIT after setting + * DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT closes this race, and makes sure that + * after dma_fence_signal was called, any enable_signaling call will have either + * been completed, or never called at all. + */ +struct dma_fence { + struct kref refcount; + const struct dma_fence_ops *ops; + struct rcu_head rcu; + struct list_head cb_list; + spinlock_t *lock; + u64 context; + unsigned seqno; + unsigned long flags; + ktime_t timestamp; + int status; +}; + +enum dma_fence_flag_bits { + DMA_FENCE_FLAG_SIGNALED_BIT, + DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT, + DMA_FENCE_FLAG_USER_BITS, /* must always be last member */ +}; + +typedef void (*dma_fence_func_t)(struct dma_fence *fence, + struct dma_fence_cb *cb); + +/** + * struct dma_fence_cb - callback for dma_fence_add_callback + * @node: used by dma_fence_add_callback to append this struct to fence::cb_list + * @func: dma_fence_func_t to call + * + * This struct will be initialized by dma_fence_add_callback, additional + * data can be passed along by embedding dma_fence_cb in another struct. + */ +struct dma_fence_cb { + struct list_head node; + dma_fence_func_t func; +}; + +/** + * struct dma_fence_ops - operations implemented for fence + * @get_driver_name: returns the driver name. + * @get_timeline_name: return the name of the context this fence belongs to. + * @enable_signaling: enable software signaling of fence. + * @signaled: [optional] peek whether the fence is signaled, can be null. + * @wait: custom wait implementation, or dma_fence_default_wait. + * @release: [optional] called on destruction of fence, can be null + * @fill_driver_data: [optional] callback to fill in free-form debug info + * Returns amount of bytes filled, or -errno. + * @fence_value_str: [optional] fills in the value of the fence as a string + * @timeline_value_str: [optional] fills in the current value of the timeline + * as a string + * + * Notes on enable_signaling: + * For fence implementations that have the capability for hw->hw + * signaling, they can implement this op to enable the necessary + * irqs, or insert commands into cmdstream, etc. This is called + * in the first wait() or add_callback() path to let the fence + * implementation know that there is another driver waiting on + * the signal (ie. hw->sw case). + * + * This function can be called called from atomic context, but not + * from irq context, so normal spinlocks can be used. + * + * A return value of false indicates the fence already passed, + * or some failure occurred that made it impossible to enable + * signaling. True indicates successful enabling. + * + * fence->status may be set in enable_signaling, but only when false is + * returned. + * + * Calling dma_fence_signal before enable_signaling is called allows + * for a tiny race window in which enable_signaling is called during, + * before, or after dma_fence_signal. To fight this, it is recommended + * that before enable_signaling returns true an extra reference is + * taken on the fence, to be released when the fence is signaled. + * This will mean dma_fence_signal will still be called twice, but + * the second time will be a noop since it was already signaled. + * + * Notes on signaled: + * May set fence->status if returning true. + * + * Notes on wait: + * Must not be NULL, set to dma_fence_default_wait for default implementation. + * the dma_fence_default_wait implementation should work for any fence, as long + * as enable_signaling works correctly. + * + * Must return -ERESTARTSYS if the wait is intr = true and the wait was + * interrupted, and remaining jiffies if fence has signaled, or 0 if wait + * timed out. Can also return other error values on custom implementations, + * which should be treated as if the fence is signaled. For example a hardware + * lockup could be reported like that. + * + * Notes on release: + * Can be NULL, this function allows additional commands to run on + * destruction of the fence. Can be called from irq context. + * If pointer is set to NULL, kfree will get called instead. + */ + +struct dma_fence_ops { + const char * (*get_driver_name)(struct dma_fence *fence); + const char * (*get_timeline_name)(struct dma_fence *fence); + bool (*enable_signaling)(struct dma_fence *fence); + bool (*signaled)(struct dma_fence *fence); + signed long (*wait)(struct dma_fence *fence, + bool intr, signed long timeout); + void (*release)(struct dma_fence *fence); + + int (*fill_driver_data)(struct dma_fence *fence, void *data, int size); + void (*fence_value_str)(struct dma_fence *fence, char *str, int size); + void (*timeline_value_str)(struct dma_fence *fence, + char *str, int size); +}; + +void dma_fence_init(struct dma_fence *fence, const struct dma_fence_ops *ops, + spinlock_t *lock, u64 context, unsigned seqno); + +void dma_fence_release(struct kref *kref); +void dma_fence_free(struct dma_fence *fence); + +/** + * dma_fence_put - decreases refcount of the fence + * @fence: [in] fence to reduce refcount of + */ +static inline void dma_fence_put(struct dma_fence *fence) +{ + if (fence) + kref_put(&fence->refcount, dma_fence_release); +} + +/** + * dma_fence_get - increases refcount of the fence + * @fence: [in] fence to increase refcount of + * + * Returns the same fence, with refcount increased by 1. + */ +static inline struct dma_fence *dma_fence_get(struct dma_fence *fence) +{ + if (fence) + kref_get(&fence->refcount); + return fence; +} + +/** + * dma_fence_get_rcu - get a fence from a reservation_object_list with + * rcu read lock + * @fence: [in] fence to increase refcount of + * + * Function returns NULL if no refcount could be obtained, or the fence. + */ +static inline struct dma_fence *dma_fence_get_rcu(struct dma_fence *fence) +{ + if (kref_get_unless_zero(&fence->refcount)) + return fence; + else + return NULL; +} + +/** + * dma_fence_get_rcu_safe - acquire a reference to an RCU tracked fence + * @fence: [in] pointer to fence to increase refcount of + * + * Function returns NULL if no refcount could be obtained, or the fence. + * This function handles acquiring a reference to a fence that may be + * reallocated within the RCU grace period (such as with SLAB_DESTROY_BY_RCU), + * so long as the caller is using RCU on the pointer to the fence. + * + * An alternative mechanism is to employ a seqlock to protect a bunch of + * fences, such as used by struct reservation_object. When using a seqlock, + * the seqlock must be taken before and checked after a reference to the + * fence is acquired (as shown here). + * + * The caller is required to hold the RCU read lock. + */ +static inline struct dma_fence * +dma_fence_get_rcu_safe(struct dma_fence * __rcu *fencep) +{ + do { + struct dma_fence *fence; + + fence = rcu_dereference(*fencep); + if (!fence || !dma_fence_get_rcu(fence)) + return NULL; + + /* The atomic_inc_not_zero() inside dma_fence_get_rcu() + * provides a full memory barrier upon success (such as now). + * This is paired with the write barrier from assigning + * to the __rcu protected fence pointer so that if that + * pointer still matches the current fence, we know we + * have successfully acquire a reference to it. If it no + * longer matches, we are holding a reference to some other + * reallocated pointer. This is possible if the allocator + * is using a freelist like SLAB_DESTROY_BY_RCU where the + * fence remains valid for the RCU grace period, but it + * may be reallocated. When using such allocators, we are + * responsible for ensuring the reference we get is to + * the right fence, as below. + */ + if (fence == rcu_access_pointer(*fencep)) + return rcu_pointer_handoff(fence); + + dma_fence_put(fence); + } while (1); +} + +int dma_fence_signal(struct dma_fence *fence); +int dma_fence_signal_locked(struct dma_fence *fence); +signed long dma_fence_default_wait(struct dma_fence *fence, + bool intr, signed long timeout); +int dma_fence_add_callback(struct dma_fence *fence, + struct dma_fence_cb *cb, + dma_fence_func_t func); +bool dma_fence_remove_callback(struct dma_fence *fence, + struct dma_fence_cb *cb); +void dma_fence_enable_sw_signaling(struct dma_fence *fence); + +/** + * dma_fence_is_signaled_locked - Return an indication if the fence + * is signaled yet. + * @fence: [in] the fence to check + * + * Returns true if the fence was already signaled, false if not. Since this + * function doesn't enable signaling, it is not guaranteed to ever return + * true if dma_fence_add_callback, dma_fence_wait or + * dma_fence_enable_sw_signaling haven't been called before. + * + * This function requires fence->lock to be held. + */ +static inline bool +dma_fence_is_signaled_locked(struct dma_fence *fence) +{ + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) + return true; + + if (fence->ops->signaled && fence->ops->signaled(fence)) { + dma_fence_signal_locked(fence); + return true; + } + + return false; +} + +/** + * dma_fence_is_signaled - Return an indication if the fence is signaled yet. + * @fence: [in] the fence to check + * + * Returns true if the fence was already signaled, false if not. Since this + * function doesn't enable signaling, it is not guaranteed to ever return + * true if dma_fence_add_callback, dma_fence_wait or + * dma_fence_enable_sw_signaling haven't been called before. + * + * It's recommended for seqno fences to call dma_fence_signal when the + * operation is complete, it makes it possible to prevent issues from + * wraparound between time of issue and time of use by checking the return + * value of this function before calling hardware-specific wait instructions. + */ +static inline bool +dma_fence_is_signaled(struct dma_fence *fence) +{ + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) + return true; + + if (fence->ops->signaled && fence->ops->signaled(fence)) { + dma_fence_signal(fence); + return true; + } + + return false; +} + +/** + * dma_fence_is_later - return if f1 is chronologically later than f2 + * @f1: [in] the first fence from the same context + * @f2: [in] the second fence from the same context + * + * Returns true if f1 is chronologically later than f2. Both fences must be + * from the same context, since a seqno is not re-used across contexts. + */ +static inline bool dma_fence_is_later(struct dma_fence *f1, + struct dma_fence *f2) +{ + if (WARN_ON(f1->context != f2->context)) + return false; + + return (int)(f1->seqno - f2->seqno) > 0; +} + +/** + * dma_fence_later - return the chronologically later fence + * @f1: [in] the first fence from the same context + * @f2: [in] the second fence from the same context + * + * Returns NULL if both fences are signaled, otherwise the fence that would be + * signaled last. Both fences must be from the same context, since a seqno is + * not re-used across contexts. + */ +static inline struct dma_fence *dma_fence_later(struct dma_fence *f1, + struct dma_fence *f2) +{ + if (WARN_ON(f1->context != f2->context)) + return NULL; + + /* + * Can't check just DMA_FENCE_FLAG_SIGNALED_BIT here, it may never + * have been set if enable_signaling wasn't called, and enabling that + * here is overkill. + */ + if (dma_fence_is_later(f1, f2)) + return dma_fence_is_signaled(f1) ? NULL : f1; + else + return dma_fence_is_signaled(f2) ? NULL : f2; +} + +signed long dma_fence_wait_timeout(struct dma_fence *, + bool intr, signed long timeout); +signed long dma_fence_wait_any_timeout(struct dma_fence **fences, + uint32_t count, + bool intr, signed long timeout); + +/** + * dma_fence_wait - sleep until the fence gets signaled + * @fence: [in] the fence to wait on + * @intr: [in] if true, do an interruptible wait + * + * This function will return -ERESTARTSYS if interrupted by a signal, + * or 0 if the fence was signaled. Other error values may be + * returned on custom implementations. + * + * Performs a synchronous wait on this fence. It is assumed the caller + * directly or indirectly holds a reference to the fence, otherwise the + * fence might be freed before return, resulting in undefined behavior. + */ +static inline signed long dma_fence_wait(struct dma_fence *fence, bool intr) +{ + signed long ret; + + /* Since dma_fence_wait_timeout cannot timeout with + * MAX_SCHEDULE_TIMEOUT, only valid return values are + * -ERESTARTSYS and MAX_SCHEDULE_TIMEOUT. + */ + ret = dma_fence_wait_timeout(fence, intr, MAX_SCHEDULE_TIMEOUT); + + return ret < 0 ? ret : 0; +} + +u64 dma_fence_context_alloc(unsigned num); + +#define DMA_FENCE_TRACE(f, fmt, args...) \ + do { \ + struct dma_fence *__ff = (f); \ + if (IS_ENABLED(CONFIG_DMA_FENCE_TRACE)) \ + pr_info("f %llu#%u: " fmt, \ + __ff->context, __ff->seqno, ##args); \ + } while (0) + +#define DMA_FENCE_WARN(f, fmt, args...) \ + do { \ + struct dma_fence *__ff = (f); \ + pr_warn("f %llu#%u: " fmt, __ff->context, __ff->seqno, \ + ##args); \ + } while (0) + +#define DMA_FENCE_ERR(f, fmt, args...) \ + do { \ + struct dma_fence *__ff = (f); \ + pr_err("f %llu#%u: " fmt, __ff->context, __ff->seqno, \ + ##args); \ + } while (0) + +#endif /* __LINUX_DMA_FENCE_H */ diff --git a/include/linux/fence-array.h b/include/linux/fence-array.h deleted file mode 100644 index 9ea2bde10ac1..000000000000 --- a/include/linux/fence-array.h +++ /dev/null @@ -1,84 +0,0 @@ -/* - * fence-array: aggregates fence to be waited together - * - * Copyright (C) 2016 Collabora Ltd - * Copyright (C) 2016 Advanced Micro Devices, Inc. - * Authors: - * Gustavo Padovan - * Christian König - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - */ - -#ifndef __LINUX_FENCE_ARRAY_H -#define __LINUX_FENCE_ARRAY_H - -#include - -/** - * struct fence_array_cb - callback helper for fence array - * @cb: fence callback structure for signaling - * @array: reference to the parent fence array object - */ -struct fence_array_cb { - struct fence_cb cb; - struct fence_array *array; -}; - -/** - * struct fence_array - fence to represent an array of fences - * @base: fence base class - * @lock: spinlock for fence handling - * @num_fences: number of fences in the array - * @num_pending: fences in the array still pending - * @fences: array of the fences - */ -struct fence_array { - struct fence base; - - spinlock_t lock; - unsigned num_fences; - atomic_t num_pending; - struct fence **fences; -}; - -extern const struct fence_ops fence_array_ops; - -/** - * fence_is_array - check if a fence is from the array subsclass - * @fence: fence to test - * - * Return true if it is a fence_array and false otherwise. - */ -static inline bool fence_is_array(struct fence *fence) -{ - return fence->ops == &fence_array_ops; -} - -/** - * to_fence_array - cast a fence to a fence_array - * @fence: fence to cast to a fence_array - * - * Returns NULL if the fence is not a fence_array, - * or the fence_array otherwise. - */ -static inline struct fence_array *to_fence_array(struct fence *fence) -{ - if (fence->ops != &fence_array_ops) - return NULL; - - return container_of(fence, struct fence_array, base); -} - -struct fence_array *fence_array_create(int num_fences, struct fence **fences, - u64 context, unsigned seqno, - bool signal_on_any); - -#endif /* __LINUX_FENCE_ARRAY_H */ diff --git a/include/linux/fence.h b/include/linux/fence.h deleted file mode 100644 index c9c5ba98c302..000000000000 --- a/include/linux/fence.h +++ /dev/null @@ -1,424 +0,0 @@ -/* - * Fence mechanism for dma-buf to allow for asynchronous dma access - * - * Copyright (C) 2012 Canonical Ltd - * Copyright (C) 2012 Texas Instruments - * - * Authors: - * Rob Clark - * Maarten Lankhorst - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - */ - -#ifndef __LINUX_FENCE_H -#define __LINUX_FENCE_H - -#include -#include -#include -#include -#include -#include -#include -#include - -struct fence; -struct fence_ops; -struct fence_cb; - -/** - * struct fence - software synchronization primitive - * @refcount: refcount for this fence - * @ops: fence_ops associated with this fence - * @rcu: used for releasing fence with kfree_rcu - * @cb_list: list of all callbacks to call - * @lock: spin_lock_irqsave used for locking - * @context: execution context this fence belongs to, returned by - * fence_context_alloc() - * @seqno: the sequence number of this fence inside the execution context, - * can be compared to decide which fence would be signaled later. - * @flags: A mask of FENCE_FLAG_* defined below - * @timestamp: Timestamp when the fence was signaled. - * @status: Optional, only valid if < 0, must be set before calling - * fence_signal, indicates that the fence has completed with an error. - * - * the flags member must be manipulated and read using the appropriate - * atomic ops (bit_*), so taking the spinlock will not be needed most - * of the time. - * - * FENCE_FLAG_SIGNALED_BIT - fence is already signaled - * FENCE_FLAG_ENABLE_SIGNAL_BIT - enable_signaling might have been called* - * FENCE_FLAG_USER_BITS - start of the unused bits, can be used by the - * implementer of the fence for its own purposes. Can be used in different - * ways by different fence implementers, so do not rely on this. - * - * Since atomic bitops are used, this is not guaranteed to be the case. - * Particularly, if the bit was set, but fence_signal was called right - * before this bit was set, it would have been able to set the - * FENCE_FLAG_SIGNALED_BIT, before enable_signaling was called. - * Adding a check for FENCE_FLAG_SIGNALED_BIT after setting - * FENCE_FLAG_ENABLE_SIGNAL_BIT closes this race, and makes sure that - * after fence_signal was called, any enable_signaling call will have either - * been completed, or never called at all. - */ -struct fence { - struct kref refcount; - const struct fence_ops *ops; - struct rcu_head rcu; - struct list_head cb_list; - spinlock_t *lock; - u64 context; - unsigned seqno; - unsigned long flags; - ktime_t timestamp; - int status; -}; - -enum fence_flag_bits { - FENCE_FLAG_SIGNALED_BIT, - FENCE_FLAG_ENABLE_SIGNAL_BIT, - FENCE_FLAG_USER_BITS, /* must always be last member */ -}; - -typedef void (*fence_func_t)(struct fence *fence, struct fence_cb *cb); - -/** - * struct fence_cb - callback for fence_add_callback - * @node: used by fence_add_callback to append this struct to fence::cb_list - * @func: fence_func_t to call - * - * This struct will be initialized by fence_add_callback, additional - * data can be passed along by embedding fence_cb in another struct. - */ -struct fence_cb { - struct list_head node; - fence_func_t func; -}; - -/** - * struct fence_ops - operations implemented for fence - * @get_driver_name: returns the driver name. - * @get_timeline_name: return the name of the context this fence belongs to. - * @enable_signaling: enable software signaling of fence. - * @signaled: [optional] peek whether the fence is signaled, can be null. - * @wait: custom wait implementation, or fence_default_wait. - * @release: [optional] called on destruction of fence, can be null - * @fill_driver_data: [optional] callback to fill in free-form debug info - * Returns amount of bytes filled, or -errno. - * @fence_value_str: [optional] fills in the value of the fence as a string - * @timeline_value_str: [optional] fills in the current value of the timeline - * as a string - * - * Notes on enable_signaling: - * For fence implementations that have the capability for hw->hw - * signaling, they can implement this op to enable the necessary - * irqs, or insert commands into cmdstream, etc. This is called - * in the first wait() or add_callback() path to let the fence - * implementation know that there is another driver waiting on - * the signal (ie. hw->sw case). - * - * This function can be called called from atomic context, but not - * from irq context, so normal spinlocks can be used. - * - * A return value of false indicates the fence already passed, - * or some failure occurred that made it impossible to enable - * signaling. True indicates successful enabling. - * - * fence->status may be set in enable_signaling, but only when false is - * returned. - * - * Calling fence_signal before enable_signaling is called allows - * for a tiny race window in which enable_signaling is called during, - * before, or after fence_signal. To fight this, it is recommended - * that before enable_signaling returns true an extra reference is - * taken on the fence, to be released when the fence is signaled. - * This will mean fence_signal will still be called twice, but - * the second time will be a noop since it was already signaled. - * - * Notes on signaled: - * May set fence->status if returning true. - * - * Notes on wait: - * Must not be NULL, set to fence_default_wait for default implementation. - * the fence_default_wait implementation should work for any fence, as long - * as enable_signaling works correctly. - * - * Must return -ERESTARTSYS if the wait is intr = true and the wait was - * interrupted, and remaining jiffies if fence has signaled, or 0 if wait - * timed out. Can also return other error values on custom implementations, - * which should be treated as if the fence is signaled. For example a hardware - * lockup could be reported like that. - * - * Notes on release: - * Can be NULL, this function allows additional commands to run on - * destruction of the fence. Can be called from irq context. - * If pointer is set to NULL, kfree will get called instead. - */ - -struct fence_ops { - const char * (*get_driver_name)(struct fence *fence); - const char * (*get_timeline_name)(struct fence *fence); - bool (*enable_signaling)(struct fence *fence); - bool (*signaled)(struct fence *fence); - signed long (*wait)(struct fence *fence, bool intr, signed long timeout); - void (*release)(struct fence *fence); - - int (*fill_driver_data)(struct fence *fence, void *data, int size); - void (*fence_value_str)(struct fence *fence, char *str, int size); - void (*timeline_value_str)(struct fence *fence, char *str, int size); -}; - -void fence_init(struct fence *fence, const struct fence_ops *ops, - spinlock_t *lock, u64 context, unsigned seqno); - -void fence_release(struct kref *kref); -void fence_free(struct fence *fence); - -/** - * fence_put - decreases refcount of the fence - * @fence: [in] fence to reduce refcount of - */ -static inline void fence_put(struct fence *fence) -{ - if (fence) - kref_put(&fence->refcount, fence_release); -} - -/** - * fence_get - increases refcount of the fence - * @fence: [in] fence to increase refcount of - * - * Returns the same fence, with refcount increased by 1. - */ -static inline struct fence *fence_get(struct fence *fence) -{ - if (fence) - kref_get(&fence->refcount); - return fence; -} - -/** - * fence_get_rcu - get a fence from a reservation_object_list with rcu read lock - * @fence: [in] fence to increase refcount of - * - * Function returns NULL if no refcount could be obtained, or the fence. - */ -static inline struct fence *fence_get_rcu(struct fence *fence) -{ - if (kref_get_unless_zero(&fence->refcount)) - return fence; - else - return NULL; -} - -/** - * fence_get_rcu_safe - acquire a reference to an RCU tracked fence - * @fence: [in] pointer to fence to increase refcount of - * - * Function returns NULL if no refcount could be obtained, or the fence. - * This function handles acquiring a reference to a fence that may be - * reallocated within the RCU grace period (such as with SLAB_DESTROY_BY_RCU), - * so long as the caller is using RCU on the pointer to the fence. - * - * An alternative mechanism is to employ a seqlock to protect a bunch of - * fences, such as used by struct reservation_object. When using a seqlock, - * the seqlock must be taken before and checked after a reference to the - * fence is acquired (as shown here). - * - * The caller is required to hold the RCU read lock. - */ -static inline struct fence *fence_get_rcu_safe(struct fence * __rcu *fencep) -{ - do { - struct fence *fence; - - fence = rcu_dereference(*fencep); - if (!fence || !fence_get_rcu(fence)) - return NULL; - - /* The atomic_inc_not_zero() inside fence_get_rcu() - * provides a full memory barrier upon success (such as now). - * This is paired with the write barrier from assigning - * to the __rcu protected fence pointer so that if that - * pointer still matches the current fence, we know we - * have successfully acquire a reference to it. If it no - * longer matches, we are holding a reference to some other - * reallocated pointer. This is possible if the allocator - * is using a freelist like SLAB_DESTROY_BY_RCU where the - * fence remains valid for the RCU grace period, but it - * may be reallocated. When using such allocators, we are - * responsible for ensuring the reference we get is to - * the right fence, as below. - */ - if (fence == rcu_access_pointer(*fencep)) - return rcu_pointer_handoff(fence); - - fence_put(fence); - } while (1); -} - -int fence_signal(struct fence *fence); -int fence_signal_locked(struct fence *fence); -signed long fence_default_wait(struct fence *fence, bool intr, signed long timeout); -int fence_add_callback(struct fence *fence, struct fence_cb *cb, - fence_func_t func); -bool fence_remove_callback(struct fence *fence, struct fence_cb *cb); -void fence_enable_sw_signaling(struct fence *fence); - -/** - * fence_is_signaled_locked - Return an indication if the fence is signaled yet. - * @fence: [in] the fence to check - * - * Returns true if the fence was already signaled, false if not. Since this - * function doesn't enable signaling, it is not guaranteed to ever return - * true if fence_add_callback, fence_wait or fence_enable_sw_signaling - * haven't been called before. - * - * This function requires fence->lock to be held. - */ -static inline bool -fence_is_signaled_locked(struct fence *fence) -{ - if (test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) - return true; - - if (fence->ops->signaled && fence->ops->signaled(fence)) { - fence_signal_locked(fence); - return true; - } - - return false; -} - -/** - * fence_is_signaled - Return an indication if the fence is signaled yet. - * @fence: [in] the fence to check - * - * Returns true if the fence was already signaled, false if not. Since this - * function doesn't enable signaling, it is not guaranteed to ever return - * true if fence_add_callback, fence_wait or fence_enable_sw_signaling - * haven't been called before. - * - * It's recommended for seqno fences to call fence_signal when the - * operation is complete, it makes it possible to prevent issues from - * wraparound between time of issue and time of use by checking the return - * value of this function before calling hardware-specific wait instructions. - */ -static inline bool -fence_is_signaled(struct fence *fence) -{ - if (test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) - return true; - - if (fence->ops->signaled && fence->ops->signaled(fence)) { - fence_signal(fence); - return true; - } - - return false; -} - -/** - * fence_is_later - return if f1 is chronologically later than f2 - * @f1: [in] the first fence from the same context - * @f2: [in] the second fence from the same context - * - * Returns true if f1 is chronologically later than f2. Both fences must be - * from the same context, since a seqno is not re-used across contexts. - */ -static inline bool fence_is_later(struct fence *f1, struct fence *f2) -{ - if (WARN_ON(f1->context != f2->context)) - return false; - - return (int)(f1->seqno - f2->seqno) > 0; -} - -/** - * fence_later - return the chronologically later fence - * @f1: [in] the first fence from the same context - * @f2: [in] the second fence from the same context - * - * Returns NULL if both fences are signaled, otherwise the fence that would be - * signaled last. Both fences must be from the same context, since a seqno is - * not re-used across contexts. - */ -static inline struct fence *fence_later(struct fence *f1, struct fence *f2) -{ - if (WARN_ON(f1->context != f2->context)) - return NULL; - - /* - * can't check just FENCE_FLAG_SIGNALED_BIT here, it may never have been - * set if enable_signaling wasn't called, and enabling that here is - * overkill. - */ - if (fence_is_later(f1, f2)) - return fence_is_signaled(f1) ? NULL : f1; - else - return fence_is_signaled(f2) ? NULL : f2; -} - -signed long fence_wait_timeout(struct fence *, bool intr, signed long timeout); -signed long fence_wait_any_timeout(struct fence **fences, uint32_t count, - bool intr, signed long timeout); - -/** - * fence_wait - sleep until the fence gets signaled - * @fence: [in] the fence to wait on - * @intr: [in] if true, do an interruptible wait - * - * This function will return -ERESTARTSYS if interrupted by a signal, - * or 0 if the fence was signaled. Other error values may be - * returned on custom implementations. - * - * Performs a synchronous wait on this fence. It is assumed the caller - * directly or indirectly holds a reference to the fence, otherwise the - * fence might be freed before return, resulting in undefined behavior. - */ -static inline signed long fence_wait(struct fence *fence, bool intr) -{ - signed long ret; - - /* Since fence_wait_timeout cannot timeout with - * MAX_SCHEDULE_TIMEOUT, only valid return values are - * -ERESTARTSYS and MAX_SCHEDULE_TIMEOUT. - */ - ret = fence_wait_timeout(fence, intr, MAX_SCHEDULE_TIMEOUT); - - return ret < 0 ? ret : 0; -} - -u64 fence_context_alloc(unsigned num); - -#define FENCE_TRACE(f, fmt, args...) \ - do { \ - struct fence *__ff = (f); \ - if (IS_ENABLED(CONFIG_FENCE_TRACE)) \ - pr_info("f %llu#%u: " fmt, \ - __ff->context, __ff->seqno, ##args); \ - } while (0) - -#define FENCE_WARN(f, fmt, args...) \ - do { \ - struct fence *__ff = (f); \ - pr_warn("f %llu#%u: " fmt, __ff->context, __ff->seqno, \ - ##args); \ - } while (0) - -#define FENCE_ERR(f, fmt, args...) \ - do { \ - struct fence *__ff = (f); \ - pr_err("f %llu#%u: " fmt, __ff->context, __ff->seqno, \ - ##args); \ - } while (0) - -#endif /* __LINUX_FENCE_H */ diff --git a/include/linux/reservation.h b/include/linux/reservation.h index b0f305e77b7f..2e313cca08f0 100644 --- a/include/linux/reservation.h +++ b/include/linux/reservation.h @@ -40,7 +40,7 @@ #define _LINUX_RESERVATION_H #include -#include +#include #include #include #include @@ -59,7 +59,7 @@ extern const char reservation_seqcount_string[]; struct reservation_object_list { struct rcu_head rcu; u32 shared_count, shared_max; - struct fence __rcu *shared[]; + struct dma_fence __rcu *shared[]; }; /** @@ -74,7 +74,7 @@ struct reservation_object { struct ww_mutex lock; seqcount_t seq; - struct fence __rcu *fence_excl; + struct dma_fence __rcu *fence_excl; struct reservation_object_list __rcu *fence; struct reservation_object_list *staged; }; @@ -107,7 +107,7 @@ reservation_object_fini(struct reservation_object *obj) { int i; struct reservation_object_list *fobj; - struct fence *excl; + struct dma_fence *excl; /* * This object should be dead and all references must have @@ -115,12 +115,12 @@ reservation_object_fini(struct reservation_object *obj) */ excl = rcu_dereference_protected(obj->fence_excl, 1); if (excl) - fence_put(excl); + dma_fence_put(excl); fobj = rcu_dereference_protected(obj->fence, 1); if (fobj) { for (i = 0; i < fobj->shared_count; ++i) - fence_put(rcu_dereference_protected(fobj->shared[i], 1)); + dma_fence_put(rcu_dereference_protected(fobj->shared[i], 1)); kfree(fobj); } @@ -155,7 +155,7 @@ reservation_object_get_list(struct reservation_object *obj) * RETURNS * The exclusive fence or NULL */ -static inline struct fence * +static inline struct dma_fence * reservation_object_get_excl(struct reservation_object *obj) { return rcu_dereference_protected(obj->fence_excl, @@ -173,10 +173,10 @@ reservation_object_get_excl(struct reservation_object *obj) * RETURNS * The exclusive fence or NULL if none */ -static inline struct fence * +static inline struct dma_fence * reservation_object_get_excl_rcu(struct reservation_object *obj) { - struct fence *fence; + struct dma_fence *fence; unsigned seq; retry: seq = read_seqcount_begin(&obj->seq); @@ -186,22 +186,22 @@ retry: rcu_read_unlock(); goto retry; } - fence = fence_get(fence); + fence = dma_fence_get(fence); rcu_read_unlock(); return fence; } int reservation_object_reserve_shared(struct reservation_object *obj); void reservation_object_add_shared_fence(struct reservation_object *obj, - struct fence *fence); + struct dma_fence *fence); void reservation_object_add_excl_fence(struct reservation_object *obj, - struct fence *fence); + struct dma_fence *fence); int reservation_object_get_fences_rcu(struct reservation_object *obj, - struct fence **pfence_excl, + struct dma_fence **pfence_excl, unsigned *pshared_count, - struct fence ***pshared); + struct dma_fence ***pshared); long reservation_object_wait_timeout_rcu(struct reservation_object *obj, bool wait_all, bool intr, diff --git a/include/linux/seqno-fence.h b/include/linux/seqno-fence.h index a1ba6a5ccdd6..c58c535d12a8 100644 --- a/include/linux/seqno-fence.h +++ b/include/linux/seqno-fence.h @@ -20,7 +20,7 @@ #ifndef __LINUX_SEQNO_FENCE_H #define __LINUX_SEQNO_FENCE_H -#include +#include #include enum seqno_fence_condition { @@ -29,15 +29,15 @@ enum seqno_fence_condition { }; struct seqno_fence { - struct fence base; + struct dma_fence base; - const struct fence_ops *ops; + const struct dma_fence_ops *ops; struct dma_buf *sync_buf; uint32_t seqno_ofs; enum seqno_fence_condition condition; }; -extern const struct fence_ops seqno_fence_ops; +extern const struct dma_fence_ops seqno_fence_ops; /** * to_seqno_fence - cast a fence to a seqno_fence @@ -47,7 +47,7 @@ extern const struct fence_ops seqno_fence_ops; * or the seqno_fence otherwise. */ static inline struct seqno_fence * -to_seqno_fence(struct fence *fence) +to_seqno_fence(struct dma_fence *fence) { if (fence->ops != &seqno_fence_ops) return NULL; @@ -83,9 +83,9 @@ to_seqno_fence(struct fence *fence) * dma-buf for sync_buf, since mapping or unmapping the sync_buf to the * device's vm can be expensive. * - * It is recommended for creators of seqno_fence to call fence_signal + * It is recommended for creators of seqno_fence to call dma_fence_signal() * before destruction. This will prevent possible issues from wraparound at - * time of issue vs time of check, since users can check fence_is_signaled + * time of issue vs time of check, since users can check dma_fence_is_signaled() * before submitting instructions for the hardware to wait on the fence. * However, when ops.enable_signaling is not called, it doesn't have to be * done as soon as possible, just before there's any real danger of seqno @@ -96,18 +96,18 @@ seqno_fence_init(struct seqno_fence *fence, spinlock_t *lock, struct dma_buf *sync_buf, uint32_t context, uint32_t seqno_ofs, uint32_t seqno, enum seqno_fence_condition cond, - const struct fence_ops *ops) + const struct dma_fence_ops *ops) { BUG_ON(!fence || !sync_buf || !ops); BUG_ON(!ops->wait || !ops->enable_signaling || !ops->get_driver_name || !ops->get_timeline_name); /* - * ops is used in fence_init for get_driver_name, so needs to be + * ops is used in dma_fence_init for get_driver_name, so needs to be * initialized first */ fence->ops = ops; - fence_init(&fence->base, &seqno_fence_ops, lock, context, seqno); + dma_fence_init(&fence->base, &seqno_fence_ops, lock, context, seqno); get_dma_buf(sync_buf); fence->sync_buf = sync_buf; fence->seqno_ofs = seqno_ofs; diff --git a/include/linux/sync_file.h b/include/linux/sync_file.h index aa17ccfc2f57..3e3ab84fc4cd 100644 --- a/include/linux/sync_file.h +++ b/include/linux/sync_file.h @@ -18,8 +18,8 @@ #include #include #include -#include -#include +#include +#include /** * struct sync_file - sync file to export to the userspace @@ -41,13 +41,13 @@ struct sync_file { wait_queue_head_t wq; - struct fence *fence; - struct fence_cb cb; + struct dma_fence *fence; + struct dma_fence_cb cb; }; -#define POLL_ENABLED FENCE_FLAG_USER_BITS +#define POLL_ENABLED DMA_FENCE_FLAG_USER_BITS -struct sync_file *sync_file_create(struct fence *fence); -struct fence *sync_file_get_fence(int fd); +struct sync_file *sync_file_create(struct dma_fence *fence); +struct dma_fence *sync_file_get_fence(int fd); #endif /* _LINUX_SYNC_H */ diff --git a/include/trace/events/dma_fence.h b/include/trace/events/dma_fence.h new file mode 100644 index 000000000000..1157cb4c3c6f --- /dev/null +++ b/include/trace/events/dma_fence.h @@ -0,0 +1,128 @@ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM dma_fence + +#if !defined(_TRACE_FENCE_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_DMA_FENCE_H + +#include + +struct dma_fence; + +TRACE_EVENT(dma_fence_annotate_wait_on, + + /* fence: the fence waiting on f1, f1: the fence to be waited on. */ + TP_PROTO(struct dma_fence *fence, struct dma_fence *f1), + + TP_ARGS(fence, f1), + + TP_STRUCT__entry( + __string(driver, fence->ops->get_driver_name(fence)) + __string(timeline, fence->ops->get_timeline_name(fence)) + __field(unsigned int, context) + __field(unsigned int, seqno) + + __string(waiting_driver, f1->ops->get_driver_name(f1)) + __string(waiting_timeline, f1->ops->get_timeline_name(f1)) + __field(unsigned int, waiting_context) + __field(unsigned int, waiting_seqno) + ), + + TP_fast_assign( + __assign_str(driver, fence->ops->get_driver_name(fence)) + __assign_str(timeline, fence->ops->get_timeline_name(fence)) + __entry->context = fence->context; + __entry->seqno = fence->seqno; + + __assign_str(waiting_driver, f1->ops->get_driver_name(f1)) + __assign_str(waiting_timeline, f1->ops->get_timeline_name(f1)) + __entry->waiting_context = f1->context; + __entry->waiting_seqno = f1->seqno; + + ), + + TP_printk("driver=%s timeline=%s context=%u seqno=%u " \ + "waits on driver=%s timeline=%s context=%u seqno=%u", + __get_str(driver), __get_str(timeline), __entry->context, + __entry->seqno, + __get_str(waiting_driver), __get_str(waiting_timeline), + __entry->waiting_context, __entry->waiting_seqno) +); + +DECLARE_EVENT_CLASS(dma_fence, + + TP_PROTO(struct dma_fence *fence), + + TP_ARGS(fence), + + TP_STRUCT__entry( + __string(driver, fence->ops->get_driver_name(fence)) + __string(timeline, fence->ops->get_timeline_name(fence)) + __field(unsigned int, context) + __field(unsigned int, seqno) + ), + + TP_fast_assign( + __assign_str(driver, fence->ops->get_driver_name(fence)) + __assign_str(timeline, fence->ops->get_timeline_name(fence)) + __entry->context = fence->context; + __entry->seqno = fence->seqno; + ), + + TP_printk("driver=%s timeline=%s context=%u seqno=%u", + __get_str(driver), __get_str(timeline), __entry->context, + __entry->seqno) +); + +DEFINE_EVENT(dma_fence, dma_fence_emit, + + TP_PROTO(struct dma_fence *fence), + + TP_ARGS(fence) +); + +DEFINE_EVENT(dma_fence, dma_fence_init, + + TP_PROTO(struct dma_fence *fence), + + TP_ARGS(fence) +); + +DEFINE_EVENT(dma_fence, dma_fence_destroy, + + TP_PROTO(struct dma_fence *fence), + + TP_ARGS(fence) +); + +DEFINE_EVENT(dma_fence, dma_fence_enable_signal, + + TP_PROTO(struct dma_fence *fence), + + TP_ARGS(fence) +); + +DEFINE_EVENT(dma_fence, dma_fence_signaled, + + TP_PROTO(struct dma_fence *fence), + + TP_ARGS(fence) +); + +DEFINE_EVENT(dma_fence, dma_fence_wait_start, + + TP_PROTO(struct dma_fence *fence), + + TP_ARGS(fence) +); + +DEFINE_EVENT(dma_fence, dma_fence_wait_end, + + TP_PROTO(struct dma_fence *fence), + + TP_ARGS(fence) +); + +#endif /* _TRACE_DMA_FENCE_H */ + +/* This part must be outside protection */ +#include diff --git a/include/trace/events/fence.h b/include/trace/events/fence.h deleted file mode 100644 index d6dfa05ba322..000000000000 --- a/include/trace/events/fence.h +++ /dev/null @@ -1,128 +0,0 @@ -#undef TRACE_SYSTEM -#define TRACE_SYSTEM fence - -#if !defined(_TRACE_FENCE_H) || defined(TRACE_HEADER_MULTI_READ) -#define _TRACE_FENCE_H - -#include - -struct fence; - -TRACE_EVENT(fence_annotate_wait_on, - - /* fence: the fence waiting on f1, f1: the fence to be waited on. */ - TP_PROTO(struct fence *fence, struct fence *f1), - - TP_ARGS(fence, f1), - - TP_STRUCT__entry( - __string(driver, fence->ops->get_driver_name(fence)) - __string(timeline, fence->ops->get_timeline_name(fence)) - __field(unsigned int, context) - __field(unsigned int, seqno) - - __string(waiting_driver, f1->ops->get_driver_name(f1)) - __string(waiting_timeline, f1->ops->get_timeline_name(f1)) - __field(unsigned int, waiting_context) - __field(unsigned int, waiting_seqno) - ), - - TP_fast_assign( - __assign_str(driver, fence->ops->get_driver_name(fence)) - __assign_str(timeline, fence->ops->get_timeline_name(fence)) - __entry->context = fence->context; - __entry->seqno = fence->seqno; - - __assign_str(waiting_driver, f1->ops->get_driver_name(f1)) - __assign_str(waiting_timeline, f1->ops->get_timeline_name(f1)) - __entry->waiting_context = f1->context; - __entry->waiting_seqno = f1->seqno; - - ), - - TP_printk("driver=%s timeline=%s context=%u seqno=%u " \ - "waits on driver=%s timeline=%s context=%u seqno=%u", - __get_str(driver), __get_str(timeline), __entry->context, - __entry->seqno, - __get_str(waiting_driver), __get_str(waiting_timeline), - __entry->waiting_context, __entry->waiting_seqno) -); - -DECLARE_EVENT_CLASS(fence, - - TP_PROTO(struct fence *fence), - - TP_ARGS(fence), - - TP_STRUCT__entry( - __string(driver, fence->ops->get_driver_name(fence)) - __string(timeline, fence->ops->get_timeline_name(fence)) - __field(unsigned int, context) - __field(unsigned int, seqno) - ), - - TP_fast_assign( - __assign_str(driver, fence->ops->get_driver_name(fence)) - __assign_str(timeline, fence->ops->get_timeline_name(fence)) - __entry->context = fence->context; - __entry->seqno = fence->seqno; - ), - - TP_printk("driver=%s timeline=%s context=%u seqno=%u", - __get_str(driver), __get_str(timeline), __entry->context, - __entry->seqno) -); - -DEFINE_EVENT(fence, fence_emit, - - TP_PROTO(struct fence *fence), - - TP_ARGS(fence) -); - -DEFINE_EVENT(fence, fence_init, - - TP_PROTO(struct fence *fence), - - TP_ARGS(fence) -); - -DEFINE_EVENT(fence, fence_destroy, - - TP_PROTO(struct fence *fence), - - TP_ARGS(fence) -); - -DEFINE_EVENT(fence, fence_enable_signal, - - TP_PROTO(struct fence *fence), - - TP_ARGS(fence) -); - -DEFINE_EVENT(fence, fence_signaled, - - TP_PROTO(struct fence *fence), - - TP_ARGS(fence) -); - -DEFINE_EVENT(fence, fence_wait_start, - - TP_PROTO(struct fence *fence), - - TP_ARGS(fence) -); - -DEFINE_EVENT(fence, fence_wait_end, - - TP_PROTO(struct fence *fence), - - TP_ARGS(fence) -); - -#endif /* _TRACE_FENCE_H */ - -/* This part must be outside protection */ -#include -- cgit v1.2.3 From 97ac0e47aed5f635893b0e2df634c64b38ca7541 Mon Sep 17 00:00:00 2001 From: Russell King Date: Wed, 19 Oct 2016 11:28:27 +0100 Subject: drm: convert DT component matching to component_match_add_release() Convert DT component matching to use component_match_add_release(). Acked-by: Jyri Sarha Reviewed-by: Jyri Sarha Signed-off-by: Russell King Signed-off-by: Sean Paul Link: http://patchwork.freedesktop.org/patch/msgid/E1bwo6l-0005Io-Q1@rmk-PC.armlinux.org.uk --- drivers/gpu/drm/arm/hdlcd_drv.c | 3 ++- drivers/gpu/drm/arm/malidp_drv.c | 4 +++- drivers/gpu/drm/armada/armada_drv.c | 2 +- drivers/gpu/drm/drm_of.c | 28 +++++++++++++++++++++++-- drivers/gpu/drm/etnaviv/etnaviv_drv.c | 5 +++-- drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c | 7 ++++--- drivers/gpu/drm/mediatek/mtk_drm_drv.c | 4 +++- drivers/gpu/drm/msm/msm_drv.c | 12 ++++++----- drivers/gpu/drm/rockchip/rockchip_drm_drv.c | 6 ++++-- drivers/gpu/drm/sti/sti_drv.c | 5 +++-- drivers/gpu/drm/sun4i/sun4i_drv.c | 3 ++- drivers/gpu/drm/tilcdc/tilcdc_external.c | 4 +++- include/drm/drm_of.h | 12 +++++++++++ 13 files changed, 73 insertions(+), 22 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/arm/hdlcd_drv.c b/drivers/gpu/drm/arm/hdlcd_drv.c index fb6a418ce6be..6477d1a65266 100644 --- a/drivers/gpu/drm/arm/hdlcd_drv.c +++ b/drivers/gpu/drm/arm/hdlcd_drv.c @@ -453,7 +453,8 @@ static int hdlcd_probe(struct platform_device *pdev) return -EAGAIN; } - component_match_add(&pdev->dev, &match, compare_dev, port); + drm_of_component_match_add(&pdev->dev, &match, compare_dev, port); + of_node_put(port); return component_master_add_with_match(&pdev->dev, &hdlcd_master_ops, match); diff --git a/drivers/gpu/drm/arm/malidp_drv.c b/drivers/gpu/drm/arm/malidp_drv.c index 9280358b8f15..9f4739452a25 100644 --- a/drivers/gpu/drm/arm/malidp_drv.c +++ b/drivers/gpu/drm/arm/malidp_drv.c @@ -493,7 +493,9 @@ static int malidp_platform_probe(struct platform_device *pdev) return -EAGAIN; } - component_match_add(&pdev->dev, &match, malidp_compare_dev, port); + drm_of_component_match_add(&pdev->dev, &match, malidp_compare_dev, + port); + of_node_put(port); return component_master_add_with_match(&pdev->dev, &malidp_master_ops, match); } diff --git a/drivers/gpu/drm/armada/armada_drv.c b/drivers/gpu/drm/armada/armada_drv.c index 1e0e68f608e4..94e46da9a758 100644 --- a/drivers/gpu/drm/armada/armada_drv.c +++ b/drivers/gpu/drm/armada/armada_drv.c @@ -254,7 +254,7 @@ static void armada_add_endpoints(struct device *dev, continue; } - component_match_add(dev, match, compare_of, remote); + drm_of_component_match_add(dev, match, compare_of, remote); of_node_put(remote); } } diff --git a/drivers/gpu/drm/drm_of.c b/drivers/gpu/drm/drm_of.c index bc98bb94264d..47848ed8ca48 100644 --- a/drivers/gpu/drm/drm_of.c +++ b/drivers/gpu/drm/drm_of.c @@ -6,6 +6,11 @@ #include #include +static void drm_release_of(struct device *dev, void *data) +{ + of_node_put(data); +} + /** * drm_crtc_port_mask - find the mask of a registered CRTC by port OF node * @dev: DRM device @@ -63,6 +68,24 @@ uint32_t drm_of_find_possible_crtcs(struct drm_device *dev, } EXPORT_SYMBOL(drm_of_find_possible_crtcs); +/** + * drm_of_component_match_add - Add a component helper OF node match rule + * @master: master device + * @matchptr: component match pointer + * @compare: compare function used for matching component + * @node: of_node + */ +void drm_of_component_match_add(struct device *master, + struct component_match **matchptr, + int (*compare)(struct device *, void *), + struct device_node *node) +{ + of_node_get(node); + component_match_add_release(master, matchptr, drm_release_of, + compare, node); +} +EXPORT_SYMBOL_GPL(drm_of_component_match_add); + /** * drm_of_component_probe - Generic probe function for a component based master * @dev: master device containing the OF node @@ -101,7 +124,7 @@ int drm_of_component_probe(struct device *dev, continue; } - component_match_add(dev, &match, compare_of, port); + drm_of_component_match_add(dev, &match, compare_of, port); of_node_put(port); } @@ -140,7 +163,8 @@ int drm_of_component_probe(struct device *dev, continue; } - component_match_add(dev, &match, compare_of, remote); + drm_of_component_match_add(dev, &match, compare_of, + remote); of_node_put(remote); } of_node_put(port); diff --git a/drivers/gpu/drm/etnaviv/etnaviv_drv.c b/drivers/gpu/drm/etnaviv/etnaviv_drv.c index aa687669e22b..0dee6acbd880 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_drv.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_drv.c @@ -16,6 +16,7 @@ #include #include +#include #include "etnaviv_drv.h" #include "etnaviv_gpu.h" @@ -629,8 +630,8 @@ static int etnaviv_pdev_probe(struct platform_device *pdev) if (!core_node) break; - component_match_add(&pdev->dev, &match, compare_of, - core_node); + drm_of_component_match_add(&pdev->dev, &match, + compare_of, core_node); of_node_put(core_node); } } else if (dev->platform_data) { diff --git a/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c b/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c index 90377a609c98..e88fde18c946 100644 --- a/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c +++ b/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c @@ -24,6 +24,7 @@ #include #include #include +#include #include "kirin_drm_drv.h" @@ -260,14 +261,13 @@ static struct device_node *kirin_get_remote_node(struct device_node *np) DRM_ERROR("no valid endpoint node\n"); return ERR_PTR(-ENODEV); } - of_node_put(endpoint); remote = of_graph_get_remote_port_parent(endpoint); + of_node_put(endpoint); if (!remote) { DRM_ERROR("no valid remote node\n"); return ERR_PTR(-ENODEV); } - of_node_put(remote); if (!of_device_is_available(remote)) { DRM_ERROR("not available for remote node\n"); @@ -294,7 +294,8 @@ static int kirin_drm_platform_probe(struct platform_device *pdev) if (IS_ERR(remote)) return PTR_ERR(remote); - component_match_add(dev, &match, compare_of, remote); + drm_of_component_match_add(dev, &match, compare_of, remote); + of_node_put(remote); return component_master_add_with_match(dev, &kirin_drm_ops, match); diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c index db61aa5f32ef..296f541fbe2f 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c @@ -18,6 +18,7 @@ #include #include #include +#include #include #include #include @@ -416,7 +417,8 @@ static int mtk_drm_probe(struct platform_device *pdev) comp_type == MTK_DPI) { dev_info(dev, "Adding component match for %s\n", node->full_name); - component_match_add(dev, &match, compare_of, node); + drm_of_component_match_add(dev, &match, compare_of, + node); } else { struct mtk_ddp_comp *comp; diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c index fb5c0b0a7594..84d38eaea585 100644 --- a/drivers/gpu/drm/msm/msm_drv.c +++ b/drivers/gpu/drm/msm/msm_drv.c @@ -15,6 +15,8 @@ * this program. If not, see . */ +#include + #include "msm_drv.h" #include "msm_debugfs.h" #include "msm_fence.h" @@ -919,8 +921,8 @@ static int add_components_mdp(struct device *mdp_dev, continue; } - component_match_add(master_dev, matchptr, compare_of, intf); - + drm_of_component_match_add(master_dev, matchptr, compare_of, + intf); of_node_put(intf); of_node_put(ep_node); } @@ -962,8 +964,8 @@ static int add_display_components(struct device *dev, put_device(mdp_dev); /* add the MDP component itself */ - component_match_add(dev, matchptr, compare_of, - mdp_dev->of_node); + drm_of_component_match_add(dev, matchptr, compare_of, + mdp_dev->of_node); } else { /* MDP4 */ mdp_dev = dev; @@ -996,7 +998,7 @@ static int add_gpu_components(struct device *dev, if (!np) return 0; - component_match_add(dev, matchptr, compare_of, np); + drm_of_component_match_add(dev, matchptr, compare_of, np); of_node_put(np); diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c index 8c8cbe837e61..6fe161192bb4 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c @@ -20,6 +20,7 @@ #include #include #include +#include #include #include #include @@ -388,7 +389,7 @@ static void rockchip_add_endpoints(struct device *dev, continue; } - component_match_add(dev, match, compare_of, remote); + drm_of_component_match_add(dev, match, compare_of, remote); of_node_put(remote); } } @@ -437,7 +438,8 @@ static int rockchip_drm_platform_probe(struct platform_device *pdev) } of_node_put(iommu); - component_match_add(dev, &match, compare_of, port->parent); + drm_of_component_match_add(dev, &match, compare_of, + port->parent); of_node_put(port); } diff --git a/drivers/gpu/drm/sti/sti_drv.c b/drivers/gpu/drm/sti/sti_drv.c index 7087499969bc..6aead2013b62 100644 --- a/drivers/gpu/drm/sti/sti_drv.c +++ b/drivers/gpu/drm/sti/sti_drv.c @@ -17,6 +17,7 @@ #include #include #include +#include #include "sti_crtc.h" #include "sti_drv.h" @@ -424,8 +425,8 @@ static int sti_platform_probe(struct platform_device *pdev) child_np = of_get_next_available_child(node, NULL); while (child_np) { - component_match_add(dev, &match, compare_of, child_np); - of_node_put(child_np); + drm_of_component_match_add(dev, &match, compare_of, + child_np); child_np = of_get_next_available_child(node, child_np); } diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c b/drivers/gpu/drm/sun4i/sun4i_drv.c index 0da9862ad8ed..b3c4ad605e81 100644 --- a/drivers/gpu/drm/sun4i/sun4i_drv.c +++ b/drivers/gpu/drm/sun4i/sun4i_drv.c @@ -18,6 +18,7 @@ #include #include #include +#include #include "sun4i_crtc.h" #include "sun4i_drv.h" @@ -239,7 +240,7 @@ static int sun4i_drv_add_endpoints(struct device *dev, /* Add current component */ DRM_DEBUG_DRIVER("Adding component %s\n", of_node_full_name(node)); - component_match_add(dev, match, compare_of, node); + drm_of_component_match_add(dev, match, compare_of, node); count++; } diff --git a/drivers/gpu/drm/tilcdc/tilcdc_external.c b/drivers/gpu/drm/tilcdc/tilcdc_external.c index 68e895021005..06a4c584f3cb 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_external.c +++ b/drivers/gpu/drm/tilcdc/tilcdc_external.c @@ -10,6 +10,7 @@ #include #include +#include #include "tilcdc_drv.h" #include "tilcdc_external.h" @@ -160,7 +161,8 @@ int tilcdc_get_external_components(struct device *dev, dev_dbg(dev, "Subdevice node '%s' found\n", node->name); if (match) - component_match_add(dev, match, dev_match_of, node); + drm_of_component_match_add(dev, match, dev_match_of, + node); of_node_put(node); count++; } diff --git a/include/drm/drm_of.h b/include/drm/drm_of.h index 3fd87b386ed7..d6b4c5587bbe 100644 --- a/include/drm/drm_of.h +++ b/include/drm/drm_of.h @@ -4,6 +4,7 @@ #include struct component_master_ops; +struct component_match; struct device; struct drm_device; struct drm_encoder; @@ -12,6 +13,10 @@ struct device_node; #ifdef CONFIG_OF extern uint32_t drm_of_find_possible_crtcs(struct drm_device *dev, struct device_node *port); +extern void drm_of_component_match_add(struct device *master, + struct component_match **matchptr, + int (*compare)(struct device *, void *), + struct device_node *node); extern int drm_of_component_probe(struct device *dev, int (*compare_of)(struct device *, void *), const struct component_master_ops *m_ops); @@ -25,6 +30,13 @@ static inline uint32_t drm_of_find_possible_crtcs(struct drm_device *dev, return 0; } +static void drm_of_component_match_add(struct device *master, + struct component_match **matchptr, + int (*compare)(struct device *, void *), + struct device_node *node) +{ +} + static inline int drm_of_component_probe(struct device *dev, int (*compare_of)(struct device *, void *), -- cgit v1.2.3 From 1d160f430301d033053fc3a5237324d17552390b Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Thu, 29 Sep 2016 23:30:21 -0400 Subject: drm/amdgpu/dce6: add dce_v6_0_disable_dce Needed for virtual dce support Reviewed-By: Emily Deng Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/dce_v6_0.c | 50 ++++++++++++++++++++++++++++++++--- drivers/gpu/drm/amd/amdgpu/dce_v6_0.h | 2 ++ 2 files changed, 48 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c index b948d6cb1399..e6a7687dec21 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c @@ -611,12 +611,55 @@ static void dce_v6_0_resume_mc_access(struct amdgpu_device *adev, static void dce_v6_0_set_vga_render_state(struct amdgpu_device *adev, bool render) { - if (!render) + if (!render) WREG32(R_000300_VGA_RENDER_CONTROL, RREG32(R_000300_VGA_RENDER_CONTROL) & C_000300_VGA_VSTATUS_CNTL); } +static int dce_v6_0_get_num_crtc(struct amdgpu_device *adev) +{ + int num_crtc = 0; + + switch (adev->asic_type) { + case CHIP_TAHITI: + case CHIP_PITCAIRN: + case CHIP_VERDE: + num_crtc = 6; + break; + case CHIP_OLAND: + num_crtc = 2; + break; + default: + num_crtc = 0; + } + return num_crtc; +} + +void dce_v6_0_disable_dce(struct amdgpu_device *adev) +{ + /*Disable VGA render and enabled crtc, if has DCE engine*/ + if (amdgpu_atombios_has_dce_engine_info(adev)) { + u32 tmp; + int crtc_enabled, i; + + dce_v6_0_set_vga_render_state(adev, false); + + /*Disable crtc*/ + for (i = 0; i < dce_v6_0_get_num_crtc(adev); i++) { + crtc_enabled = RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i]) & + EVERGREEN_CRTC_MASTER_EN; + if (crtc_enabled) { + WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 1); + tmp = RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i]); + tmp &= ~EVERGREEN_CRTC_MASTER_EN; + WREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i], tmp); + WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 0); + } + } + } +} + static void dce_v6_0_program_fmt(struct drm_encoder *encoder) { @@ -2338,21 +2381,20 @@ static int dce_v6_0_early_init(void *handle) dce_v6_0_set_display_funcs(adev); dce_v6_0_set_irq_funcs(adev); + adev->mode_info.num_crtc = dce_v6_0_get_num_crtc(adev); + switch (adev->asic_type) { case CHIP_TAHITI: case CHIP_PITCAIRN: case CHIP_VERDE: - adev->mode_info.num_crtc = 6; adev->mode_info.num_hpd = 6; adev->mode_info.num_dig = 6; break; case CHIP_OLAND: - adev->mode_info.num_crtc = 2; adev->mode_info.num_hpd = 2; adev->mode_info.num_dig = 2; break; default: - /* FIXME: not supported yet */ return -EINVAL; } diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.h b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.h index 6a5528105bb6..4c6cd18e9053 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.h +++ b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.h @@ -26,4 +26,6 @@ extern const struct amd_ip_funcs dce_v6_0_ip_funcs; +void dce_v6_0_disable_dce(struct amdgpu_device *adev); + #endif -- cgit v1.2.3 From a1d37046d4ff26c563fa509c28287278bc5ec80c Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Thu, 29 Sep 2016 23:36:12 -0400 Subject: drm/amdgpu/virtual_dce: add dce6 support disable the real dce hw if the asic supports dce. Reviewed-By: Emily Deng Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/dce_virtual.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c index c2bd9f045532..4da46bed971a 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c @@ -27,6 +27,9 @@ #include "atom.h" #include "amdgpu_pll.h" #include "amdgpu_connectors.h" +#ifdef CONFIG_DRM_AMDGPU_SI +#include "dce_v6_0.h" +#endif #ifdef CONFIG_DRM_AMDGPU_CIK #include "dce_v8_0.h" #endif @@ -99,6 +102,14 @@ static void dce_virtual_stop_mc_access(struct amdgpu_device *adev, struct amdgpu_mode_mc_save *save) { switch (adev->asic_type) { +#ifdef CONFIG_DRM_AMDGPU_SI + case CHIP_TAHITI: + case CHIP_PITCAIRN: + case CHIP_VERDE: + case CHIP_OLAND: + dce_v6_0_disable_dce(adev); + break; +#endif #ifdef CONFIG_DRM_AMDGPU_CIK case CHIP_BONAIRE: case CHIP_HAWAII: @@ -119,6 +130,9 @@ static void dce_virtual_stop_mc_access(struct amdgpu_device *adev, dce_v11_0_disable_dce(adev); break; case CHIP_TOPAZ: +#ifdef CONFIG_DRM_AMDGPU_SI + case CHIP_HAINAN: +#endif /* no DCE */ return; default: -- cgit v1.2.3 From 425f6d603371d1592830f27cc9779181a7146d6b Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Thu, 29 Sep 2016 23:19:25 -0400 Subject: drm/amdgpu/virtual_dce: drop empty function No need to ack non-existent interrupts. Reviewed-By: Emily Deng Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/dce_virtual.c | 11 ----------- 1 file changed, 11 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c index 4da46bed971a..f71a1f0dd487 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c @@ -707,15 +707,6 @@ static int dce_virtual_set_crtc_irq_state(struct amdgpu_device *adev, return 0; } -static void dce_virtual_crtc_vblank_int_ack(struct amdgpu_device *adev, - int crtc) -{ - if (crtc >= adev->mode_info.num_crtc) { - DRM_DEBUG("invalid crtc %d\n", crtc); - return; - } -} - static int dce_virtual_crtc_irq(struct amdgpu_device *adev, struct amdgpu_irq_src *source, struct amdgpu_iv_entry *entry) @@ -723,8 +714,6 @@ static int dce_virtual_crtc_irq(struct amdgpu_device *adev, unsigned crtc = 0; unsigned irq_type = AMDGPU_CRTC_IRQ_VBLANK1; - dce_virtual_crtc_vblank_int_ack(adev, crtc); - if (amdgpu_irq_enabled(adev, source, irq_type)) { drm_handle_vblank(adev->ddev, crtc); } -- cgit v1.2.3 From 82b9f817607060770a92900bd1e708028b7f2a2e Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 30 Sep 2016 11:19:41 -0400 Subject: drm/amdgpu/virtual_dce: drop pageflip_irq funcs MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Never used. Reviewed-By: Emily Deng Acked-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/dce_virtual.c | 35 ++++++-------------------------- 1 file changed, 6 insertions(+), 29 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c index f71a1f0dd487..23a842fd8376 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c @@ -209,10 +209,9 @@ static void dce_virtual_crtc_dpms(struct drm_crtc *crtc, int mode) switch (mode) { case DRM_MODE_DPMS_ON: amdgpu_crtc->enabled = true; - /* Make sure VBLANK and PFLIP interrupts are still enabled */ + /* Make sure VBLANK interrupts are still enabled */ type = amdgpu_crtc_idx_to_irq_type(adev, amdgpu_crtc->crtc_id); amdgpu_irq_update(adev, &adev->crtc_irq, type); - amdgpu_irq_update(adev, &adev->pageflip_irq, type); drm_vblank_on(dev, amdgpu_crtc->crtc_id); break; case DRM_MODE_DPMS_STANDBY: @@ -668,8 +667,8 @@ static enum hrtimer_restart dce_virtual_vblank_timer_handle(struct hrtimer *vbla } static void dce_virtual_set_crtc_vblank_interrupt_state(struct amdgpu_device *adev, - int crtc, - enum amdgpu_interrupt_state state) + int crtc, + enum amdgpu_interrupt_state state) { if (crtc >= adev->mode_info.num_crtc) { DRM_DEBUG("invalid crtc %d\n", crtc); @@ -693,9 +692,9 @@ static void dce_virtual_set_crtc_vblank_interrupt_state(struct amdgpu_device *ad static int dce_virtual_set_crtc_irq_state(struct amdgpu_device *adev, - struct amdgpu_irq_src *source, - unsigned type, - enum amdgpu_interrupt_state state) + struct amdgpu_irq_src *source, + unsigned type, + enum amdgpu_interrupt_state state) { switch (type) { case AMDGPU_CRTC_IRQ_VBLANK1: @@ -722,20 +721,6 @@ static int dce_virtual_crtc_irq(struct amdgpu_device *adev, return 0; } -static int dce_virtual_set_pageflip_irq_state(struct amdgpu_device *adev, - struct amdgpu_irq_src *src, - unsigned type, - enum amdgpu_interrupt_state state) -{ - if (type >= adev->mode_info.num_crtc) { - DRM_ERROR("invalid pageflip crtc %d\n", type); - return -EINVAL; - } - DRM_DEBUG("[FM]set pageflip irq type %d state %d\n", type, state); - - return 0; -} - static int dce_virtual_pageflip_irq(struct amdgpu_device *adev, struct amdgpu_irq_src *source, struct amdgpu_iv_entry *entry) @@ -789,17 +774,9 @@ static const struct amdgpu_irq_src_funcs dce_virtual_crtc_irq_funcs = { .process = dce_virtual_crtc_irq, }; -static const struct amdgpu_irq_src_funcs dce_virtual_pageflip_irq_funcs = { - .set = dce_virtual_set_pageflip_irq_state, - .process = dce_virtual_pageflip_irq, -}; - static void dce_virtual_set_irq_funcs(struct amdgpu_device *adev) { adev->crtc_irq.num_types = AMDGPU_CRTC_IRQ_LAST; adev->crtc_irq.funcs = &dce_virtual_crtc_irq_funcs; - - adev->pageflip_irq.num_types = AMDGPU_PAGEFLIP_IRQ_LAST; - adev->pageflip_irq.funcs = &dce_virtual_pageflip_irq_funcs; } -- cgit v1.2.3 From bf2335a54e191ab68d10d61490f8cbbd47585790 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 30 Sep 2016 11:23:30 -0400 Subject: drm/amdgpu/virtual_dce: no need to an irq process callback Virtual crtcs interrupts do not show up in the IV ring, so it will never be called. Reviewed-By: Emily Deng Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/dce_virtual.c | 17 +---------------- 1 file changed, 1 insertion(+), 16 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c index 23a842fd8376..0771d6df7186 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c @@ -706,21 +706,6 @@ static int dce_virtual_set_crtc_irq_state(struct amdgpu_device *adev, return 0; } -static int dce_virtual_crtc_irq(struct amdgpu_device *adev, - struct amdgpu_irq_src *source, - struct amdgpu_iv_entry *entry) -{ - unsigned crtc = 0; - unsigned irq_type = AMDGPU_CRTC_IRQ_VBLANK1; - - if (amdgpu_irq_enabled(adev, source, irq_type)) { - drm_handle_vblank(adev->ddev, crtc); - } - dce_virtual_pageflip_irq(adev, NULL, NULL); - DRM_DEBUG("IH: D%d vblank\n", crtc + 1); - return 0; -} - static int dce_virtual_pageflip_irq(struct amdgpu_device *adev, struct amdgpu_irq_src *source, struct amdgpu_iv_entry *entry) @@ -771,7 +756,7 @@ static int dce_virtual_pageflip_irq(struct amdgpu_device *adev, static const struct amdgpu_irq_src_funcs dce_virtual_crtc_irq_funcs = { .set = dce_virtual_set_crtc_irq_state, - .process = dce_virtual_crtc_irq, + .process = NULL, }; static void dce_virtual_set_irq_funcs(struct amdgpu_device *adev) -- cgit v1.2.3 From 9405e47dbab33706c43caba72cf8d83b5746f843 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 30 Sep 2016 11:41:37 -0400 Subject: drm/amdgpu/virtual_dce: clean up interrupt handling We handle the virtual interrupts from a timer so no need to try an look like we are handling IV ring events. Reviewed-By: Emily Deng Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/dce_virtual.c | 109 +++++++++++++++---------------- 1 file changed, 54 insertions(+), 55 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c index 0771d6df7186..bc8f5e332915 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c @@ -39,9 +39,6 @@ static void dce_virtual_set_display_funcs(struct amdgpu_device *adev); static void dce_virtual_set_irq_funcs(struct amdgpu_device *adev); -static int dce_virtual_pageflip_irq(struct amdgpu_device *adev, - struct amdgpu_irq_src *source, - struct amdgpu_iv_entry *entry); /** * dce_virtual_vblank_wait - vblank wait asic callback. @@ -655,14 +652,64 @@ static void dce_virtual_set_display_funcs(struct amdgpu_device *adev) adev->mode_info.funcs = &dce_virtual_display_funcs; } +static int dce_virtual_pageflip(struct amdgpu_device *adev, + unsigned crtc_id) +{ + unsigned long flags; + struct amdgpu_crtc *amdgpu_crtc; + struct amdgpu_flip_work *works; + + amdgpu_crtc = adev->mode_info.crtcs[crtc_id]; + + if (crtc_id >= adev->mode_info.num_crtc) { + DRM_ERROR("invalid pageflip crtc %d\n", crtc_id); + return -EINVAL; + } + + /* IRQ could occur when in initial stage */ + if (amdgpu_crtc == NULL) + return 0; + + spin_lock_irqsave(&adev->ddev->event_lock, flags); + works = amdgpu_crtc->pflip_works; + if (amdgpu_crtc->pflip_status != AMDGPU_FLIP_SUBMITTED) { + DRM_DEBUG_DRIVER("amdgpu_crtc->pflip_status = %d != " + "AMDGPU_FLIP_SUBMITTED(%d)\n", + amdgpu_crtc->pflip_status, + AMDGPU_FLIP_SUBMITTED); + spin_unlock_irqrestore(&adev->ddev->event_lock, flags); + return 0; + } + + /* page flip completed. clean up */ + amdgpu_crtc->pflip_status = AMDGPU_FLIP_NONE; + amdgpu_crtc->pflip_works = NULL; + + /* wakeup usersapce */ + if (works->event) + drm_crtc_send_vblank_event(&amdgpu_crtc->base, works->event); + + spin_unlock_irqrestore(&adev->ddev->event_lock, flags); + + drm_crtc_vblank_put(&amdgpu_crtc->base); + schedule_work(&works->unpin_work); + + return 0; +} + static enum hrtimer_restart dce_virtual_vblank_timer_handle(struct hrtimer *vblank_timer) { - struct amdgpu_mode_info *mode_info = container_of(vblank_timer, struct amdgpu_mode_info ,vblank_timer); - struct amdgpu_device *adev = container_of(mode_info, struct amdgpu_device ,mode_info); + struct amdgpu_mode_info *mode_info = + container_of(vblank_timer, struct amdgpu_mode_info , vblank_timer); + struct amdgpu_device *adev = + container_of(mode_info, struct amdgpu_device , mode_info); unsigned crtc = 0; + drm_handle_vblank(adev->ddev, crtc); - dce_virtual_pageflip_irq(adev, NULL, NULL); - hrtimer_start(vblank_timer, ktime_set(0, DCE_VIRTUAL_VBLANK_PERIOD), HRTIMER_MODE_REL); + dce_virtual_pageflip(adev, crtc); + hrtimer_start(vblank_timer, ktime_set(0, DCE_VIRTUAL_VBLANK_PERIOD), + HRTIMER_MODE_REL); + return HRTIMER_NORESTART; } @@ -706,54 +753,6 @@ static int dce_virtual_set_crtc_irq_state(struct amdgpu_device *adev, return 0; } -static int dce_virtual_pageflip_irq(struct amdgpu_device *adev, - struct amdgpu_irq_src *source, - struct amdgpu_iv_entry *entry) -{ - unsigned long flags; - unsigned crtc_id = 0; - struct amdgpu_crtc *amdgpu_crtc; - struct amdgpu_flip_work *works; - - crtc_id = 0; - amdgpu_crtc = adev->mode_info.crtcs[crtc_id]; - - if (crtc_id >= adev->mode_info.num_crtc) { - DRM_ERROR("invalid pageflip crtc %d\n", crtc_id); - return -EINVAL; - } - - /* IRQ could occur when in initial stage */ - if (amdgpu_crtc == NULL) - return 0; - - spin_lock_irqsave(&adev->ddev->event_lock, flags); - works = amdgpu_crtc->pflip_works; - if (amdgpu_crtc->pflip_status != AMDGPU_FLIP_SUBMITTED) { - DRM_DEBUG_DRIVER("amdgpu_crtc->pflip_status = %d != " - "AMDGPU_FLIP_SUBMITTED(%d)\n", - amdgpu_crtc->pflip_status, - AMDGPU_FLIP_SUBMITTED); - spin_unlock_irqrestore(&adev->ddev->event_lock, flags); - return 0; - } - - /* page flip completed. clean up */ - amdgpu_crtc->pflip_status = AMDGPU_FLIP_NONE; - amdgpu_crtc->pflip_works = NULL; - - /* wakeup usersapce */ - if (works->event) - drm_crtc_send_vblank_event(&amdgpu_crtc->base, works->event); - - spin_unlock_irqrestore(&adev->ddev->event_lock, flags); - - drm_crtc_vblank_put(&amdgpu_crtc->base); - schedule_work(&works->unpin_work); - - return 0; -} - static const struct amdgpu_irq_src_funcs dce_virtual_crtc_irq_funcs = { .set = dce_virtual_set_crtc_irq_state, .process = NULL, -- cgit v1.2.3 From 66264ba80492571d9177158f2989e267a591507b Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 30 Sep 2016 12:37:36 -0400 Subject: drm/amdgpu: simplify encoder and connector setup (v2) No need to emulate all of the stuff for real hw. v2: warning fix Reviewed-By: Emily Deng Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c | 93 ---------- drivers/gpu/drm/amd/amdgpu/dce_virtual.c | 231 +++++++++++++++---------- 2 files changed, 144 insertions(+), 180 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c index e3281d4e3e41..3af8ffb45b64 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c @@ -1517,88 +1517,6 @@ static const struct drm_connector_funcs amdgpu_connector_edp_funcs = { .force = amdgpu_connector_dvi_force, }; -static struct drm_encoder * -amdgpu_connector_virtual_encoder(struct drm_connector *connector) -{ - int enc_id = connector->encoder_ids[0]; - struct drm_encoder *encoder; - int i; - for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { - if (connector->encoder_ids[i] == 0) - break; - - encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]); - if (!encoder) - continue; - - if (encoder->encoder_type == DRM_MODE_ENCODER_VIRTUAL) - return encoder; - } - - /* pick the first one */ - if (enc_id) - return drm_encoder_find(connector->dev, enc_id); - return NULL; -} - -static int amdgpu_connector_virtual_get_modes(struct drm_connector *connector) -{ - struct drm_encoder *encoder = amdgpu_connector_best_single_encoder(connector); - - if (encoder) { - amdgpu_connector_add_common_modes(encoder, connector); - } - - return 0; -} - -static int amdgpu_connector_virtual_mode_valid(struct drm_connector *connector, - struct drm_display_mode *mode) -{ - return MODE_OK; -} - -static int -amdgpu_connector_virtual_dpms(struct drm_connector *connector, int mode) -{ - return 0; -} - -static enum drm_connector_status - -amdgpu_connector_virtual_detect(struct drm_connector *connector, bool force) -{ - return connector_status_connected; -} - -static int -amdgpu_connector_virtual_set_property(struct drm_connector *connector, - struct drm_property *property, - uint64_t val) -{ - return 0; -} - -static void amdgpu_connector_virtual_force(struct drm_connector *connector) -{ - return; -} - -static const struct drm_connector_helper_funcs amdgpu_connector_virtual_helper_funcs = { - .get_modes = amdgpu_connector_virtual_get_modes, - .mode_valid = amdgpu_connector_virtual_mode_valid, - .best_encoder = amdgpu_connector_virtual_encoder, -}; - -static const struct drm_connector_funcs amdgpu_connector_virtual_funcs = { - .dpms = amdgpu_connector_virtual_dpms, - .detect = amdgpu_connector_virtual_detect, - .fill_modes = drm_helper_probe_single_connector_modes, - .set_property = amdgpu_connector_virtual_set_property, - .destroy = amdgpu_connector_destroy, - .force = amdgpu_connector_virtual_force, -}; - void amdgpu_connector_add(struct amdgpu_device *adev, uint32_t connector_id, @@ -1983,17 +1901,6 @@ amdgpu_connector_add(struct amdgpu_device *adev, connector->interlace_allowed = false; connector->doublescan_allowed = false; break; - case DRM_MODE_CONNECTOR_VIRTUAL: - amdgpu_dig_connector = kzalloc(sizeof(struct amdgpu_connector_atom_dig), GFP_KERNEL); - if (!amdgpu_dig_connector) - goto failed; - amdgpu_connector->con_priv = amdgpu_dig_connector; - drm_connector_init(dev, &amdgpu_connector->base, &amdgpu_connector_virtual_funcs, connector_type); - drm_connector_helper_add(&amdgpu_connector->base, &amdgpu_connector_virtual_helper_funcs); - subpixel_order = SubPixelHorizontalRGB; - connector->interlace_allowed = false; - connector->doublescan_allowed = false; - break; } } diff --git a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c index bc8f5e332915..b981e769603b 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c @@ -39,6 +39,8 @@ static void dce_virtual_set_display_funcs(struct amdgpu_device *adev); static void dce_virtual_set_irq_funcs(struct amdgpu_device *adev); +static int dce_virtual_connector_encoder_init(struct amdgpu_device *adev, + int index); /** * dce_virtual_vblank_wait - vblank wait asic callback. @@ -274,24 +276,6 @@ static bool dce_virtual_crtc_mode_fixup(struct drm_crtc *crtc, const struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) { - struct amdgpu_crtc *amdgpu_crtc = to_amdgpu_crtc(crtc); - struct drm_device *dev = crtc->dev; - struct drm_encoder *encoder; - - /* assign the encoder to the amdgpu crtc to avoid repeated lookups later */ - list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { - if (encoder->crtc == crtc) { - amdgpu_crtc->encoder = encoder; - amdgpu_crtc->connector = amdgpu_get_connector_for_encoder(encoder); - break; - } - } - if ((amdgpu_crtc->encoder == NULL) || (amdgpu_crtc->connector == NULL)) { - amdgpu_crtc->encoder = NULL; - amdgpu_crtc->connector = NULL; - return false; - } - return true; } @@ -370,38 +354,120 @@ static int dce_virtual_early_init(void *handle) return 0; } -static bool dce_virtual_get_connector_info(struct amdgpu_device *adev) +static struct drm_encoder * +dce_virtual_encoder(struct drm_connector *connector) { - struct amdgpu_i2c_bus_rec ddc_bus; - struct amdgpu_router router; - struct amdgpu_hpd hpd; + int enc_id = connector->encoder_ids[0]; + struct drm_encoder *encoder; + int i; + + for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) { + if (connector->encoder_ids[i] == 0) + break; + + encoder = drm_encoder_find(connector->dev, connector->encoder_ids[i]); + if (!encoder) + continue; - /* look up gpio for ddc, hpd */ - ddc_bus.valid = false; - hpd.hpd = AMDGPU_HPD_NONE; - /* needed for aux chan transactions */ - ddc_bus.hpd = hpd.hpd; + if (encoder->encoder_type == DRM_MODE_ENCODER_VIRTUAL) + return encoder; + } - memset(&router, 0, sizeof(router)); - router.ddc_valid = false; - router.cd_valid = false; - amdgpu_display_add_connector(adev, - 0, - ATOM_DEVICE_CRT1_SUPPORT, - DRM_MODE_CONNECTOR_VIRTUAL, &ddc_bus, - CONNECTOR_OBJECT_ID_VIRTUAL, - &hpd, - &router); + /* pick the first one */ + if (enc_id) + return drm_encoder_find(connector->dev, enc_id); + return NULL; +} + +static int dce_virtual_get_modes(struct drm_connector *connector) +{ + struct drm_device *dev = connector->dev; + struct drm_display_mode *mode = NULL; + unsigned i; + static const struct mode_size { + int w; + int h; + } common_modes[17] = { + { 640, 480}, + { 720, 480}, + { 800, 600}, + { 848, 480}, + {1024, 768}, + {1152, 768}, + {1280, 720}, + {1280, 800}, + {1280, 854}, + {1280, 960}, + {1280, 1024}, + {1440, 900}, + {1400, 1050}, + {1680, 1050}, + {1600, 1200}, + {1920, 1080}, + {1920, 1200} + }; + + for (i = 0; i < 17; i++) { + mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false); + drm_mode_probed_add(connector, mode); + } - amdgpu_display_add_encoder(adev, ENCODER_VIRTUAL_ENUM_VIRTUAL, - ATOM_DEVICE_CRT1_SUPPORT, - 0); + return 0; +} - amdgpu_link_encoder_connector(adev->ddev); +static int dce_virtual_mode_valid(struct drm_connector *connector, + struct drm_display_mode *mode) +{ + return MODE_OK; +} - return true; +static int +dce_virtual_dpms(struct drm_connector *connector, int mode) +{ + return 0; } +static enum drm_connector_status +dce_virtual_detect(struct drm_connector *connector, bool force) +{ + return connector_status_connected; +} + +static int +dce_virtual_set_property(struct drm_connector *connector, + struct drm_property *property, + uint64_t val) +{ + return 0; +} + +static void dce_virtual_destroy(struct drm_connector *connector) +{ + drm_connector_unregister(connector); + drm_connector_cleanup(connector); + kfree(connector); +} + +static void dce_virtual_force(struct drm_connector *connector) +{ + return; +} + +static const struct drm_connector_helper_funcs dce_virtual_connector_helper_funcs = { + .get_modes = dce_virtual_get_modes, + .mode_valid = dce_virtual_mode_valid, + .best_encoder = dce_virtual_encoder, +}; + +static const struct drm_connector_funcs dce_virtual_connector_funcs = { + .dpms = dce_virtual_dpms, + .detect = dce_virtual_detect, + .fill_modes = drm_helper_probe_single_connector_modes, + .set_property = dce_virtual_set_property, + .destroy = dce_virtual_destroy, + .force = dce_virtual_force, +}; + static int dce_virtual_sw_init(void *handle) { int r, i; @@ -430,16 +496,16 @@ static int dce_virtual_sw_init(void *handle) adev->ddev->mode_config.max_width = 16384; adev->ddev->mode_config.max_height = 16384; - /* allocate crtcs */ + /* allocate crtcs, encoders, connectors */ for (i = 0; i < adev->mode_info.num_crtc; i++) { r = dce_virtual_crtc_init(adev, i); if (r) return r; + r = dce_virtual_connector_encoder_init(adev, i); + if (r) + return r; } - dce_virtual_get_connector_info(adev); - amdgpu_print_display_setup(adev->ddev); - drm_kms_helper_poll_init(adev->ddev); adev->mode_info.mode_config_initialized = true; @@ -536,8 +602,8 @@ static void dce_virtual_encoder_commit(struct drm_encoder *encoder) static void dce_virtual_encoder_mode_set(struct drm_encoder *encoder, - struct drm_display_mode *mode, - struct drm_display_mode *adjusted_mode) + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) { return; } @@ -557,10 +623,6 @@ static bool dce_virtual_encoder_mode_fixup(struct drm_encoder *encoder, const struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) { - - /* set the active encoder to connector routing */ - amdgpu_encoder_set_active_device(encoder); - return true; } @@ -586,45 +648,40 @@ static const struct drm_encoder_funcs dce_virtual_encoder_funcs = { .destroy = dce_virtual_encoder_destroy, }; -static void dce_virtual_encoder_add(struct amdgpu_device *adev, - uint32_t encoder_enum, - uint32_t supported_device, - u16 caps) +static int dce_virtual_connector_encoder_init(struct amdgpu_device *adev, + int index) { - struct drm_device *dev = adev->ddev; struct drm_encoder *encoder; - struct amdgpu_encoder *amdgpu_encoder; - - /* see if we already added it */ - list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) { - amdgpu_encoder = to_amdgpu_encoder(encoder); - if (amdgpu_encoder->encoder_enum == encoder_enum) { - amdgpu_encoder->devices |= supported_device; - return; - } + struct drm_connector *connector; + /* add a new encoder */ + encoder = kzalloc(sizeof(struct drm_encoder), GFP_KERNEL); + if (!encoder) + return -ENOMEM; + encoder->possible_crtcs = 1 << index; + drm_encoder_init(adev->ddev, encoder, &dce_virtual_encoder_funcs, + DRM_MODE_ENCODER_VIRTUAL, NULL); + drm_encoder_helper_add(encoder, &dce_virtual_encoder_helper_funcs); + + connector = kzalloc(sizeof(struct drm_connector), GFP_KERNEL); + if (!connector) { + kfree(encoder); + return -ENOMEM; } - /* add a new one */ - amdgpu_encoder = kzalloc(sizeof(struct amdgpu_encoder), GFP_KERNEL); - if (!amdgpu_encoder) - return; + /* add a new connector */ + drm_connector_init(adev->ddev, connector, &dce_virtual_connector_funcs, + DRM_MODE_CONNECTOR_VIRTUAL); + drm_connector_helper_add(connector, &dce_virtual_connector_helper_funcs); + connector->display_info.subpixel_order = SubPixelHorizontalRGB; + connector->interlace_allowed = false; + connector->doublescan_allowed = false; + drm_connector_register(connector); - encoder = &amdgpu_encoder->base; - encoder->possible_crtcs = 0x1; - amdgpu_encoder->enc_priv = NULL; - amdgpu_encoder->encoder_enum = encoder_enum; - amdgpu_encoder->encoder_id = (encoder_enum & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT; - amdgpu_encoder->devices = supported_device; - amdgpu_encoder->rmx_type = RMX_OFF; - amdgpu_encoder->underscan_type = UNDERSCAN_OFF; - amdgpu_encoder->is_ext_encoder = false; - amdgpu_encoder->caps = caps; - - drm_encoder_init(dev, encoder, &dce_virtual_encoder_funcs, - DRM_MODE_ENCODER_VIRTUAL, NULL); - drm_encoder_helper_add(encoder, &dce_virtual_encoder_helper_funcs); - DRM_INFO("[FM]encoder: %d is VIRTUAL\n", amdgpu_encoder->encoder_id); + /* link them */ + drm_mode_connector_attach_encoder(connector, encoder); + + return 0; } static const struct amdgpu_display_funcs dce_virtual_display_funcs = { @@ -640,8 +697,8 @@ static const struct amdgpu_display_funcs dce_virtual_display_funcs = { .hpd_get_gpio_reg = &dce_virtual_hpd_get_gpio_reg, .page_flip = &dce_virtual_page_flip, .page_flip_get_scanoutpos = &dce_virtual_crtc_get_scanoutpos, - .add_encoder = &dce_virtual_encoder_add, - .add_connector = &amdgpu_connector_add, + .add_encoder = NULL, + .add_connector = NULL, .stop_mc_access = &dce_virtual_stop_mc_access, .resume_mc_access = &dce_virtual_resume_mc_access, }; -- cgit v1.2.3 From 87320cafbcbe177a08c9928395e760b48c8f917e Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 30 Sep 2016 12:38:20 -0400 Subject: Revert "drm/amdgpu: Add virtual connector and encoder macros." This reverts commit 16925c92dbd97524655525b6816625e1f0063d12. This is no longer necessary. Reviewed-By: Emily Deng --- drivers/gpu/drm/amd/amdgpu/ObjectID.h | 7 ------- 1 file changed, 7 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/ObjectID.h b/drivers/gpu/drm/amd/amdgpu/ObjectID.h index b8d66670bb17..06192698bd96 100644 --- a/drivers/gpu/drm/amd/amdgpu/ObjectID.h +++ b/drivers/gpu/drm/amd/amdgpu/ObjectID.h @@ -90,7 +90,6 @@ #define ENCODER_OBJECT_ID_INTERNAL_VCE 0x24 #define ENCODER_OBJECT_ID_INTERNAL_UNIPHY3 0x25 #define ENCODER_OBJECT_ID_INTERNAL_AMCLK 0x27 -#define ENCODER_OBJECT_ID_VIRTUAL 0x28 #define ENCODER_OBJECT_ID_GENERAL_EXTERNAL_DVO 0xFF @@ -120,7 +119,6 @@ #define CONNECTOR_OBJECT_ID_eDP 0x14 #define CONNECTOR_OBJECT_ID_MXM 0x15 #define CONNECTOR_OBJECT_ID_LVDS_eDP 0x16 -#define CONNECTOR_OBJECT_ID_VIRTUAL 0x17 /* deleted */ @@ -149,7 +147,6 @@ #define GRAPH_OBJECT_ENUM_ID5 0x05 #define GRAPH_OBJECT_ENUM_ID6 0x06 #define GRAPH_OBJECT_ENUM_ID7 0x07 -#define GRAPH_OBJECT_ENUM_VIRTUAL 0x08 /****************************************************/ /* Graphics Object ID Bit definition */ @@ -411,10 +408,6 @@ GRAPH_OBJECT_ENUM_ID1 << ENUM_ID_SHIFT |\ ENCODER_OBJECT_ID_HDMI_ANX9805 << OBJECT_ID_SHIFT) -#define ENCODER_VIRTUAL_ENUM_VIRTUAL ( GRAPH_OBJECT_TYPE_ENCODER << OBJECT_TYPE_SHIFT |\ - GRAPH_OBJECT_ENUM_VIRTUAL << ENUM_ID_SHIFT |\ - ENCODER_OBJECT_ID_VIRTUAL << OBJECT_ID_SHIFT) - /****************************************************/ /* Connector Object ID definition - Shared with BIOS */ /****************************************************/ -- cgit v1.2.3 From 483ef98588aa9f2236392f505beadb621f288861 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 30 Sep 2016 12:43:04 -0400 Subject: drm/amdgpu: rename amdgpu_whether_enable_virtual_display to match the other functions in that file. Reviewed-By: Emily Deng Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index b4f4a9239069..874c33b43955 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -1231,7 +1231,7 @@ int amdgpu_ip_block_version_cmp(struct amdgpu_device *adev, return 1; } -static void amdgpu_whether_enable_virtual_display(struct amdgpu_device *adev) +static void amdgpu_device_enable_virtual_display(struct amdgpu_device *adev) { adev->enable_virtual_display = false; @@ -1261,7 +1261,7 @@ static int amdgpu_early_init(struct amdgpu_device *adev) { int i, r; - amdgpu_whether_enable_virtual_display(adev); + amdgpu_device_enable_virtual_display(adev); switch (adev->asic_type) { case CHIP_TOPAZ: -- cgit v1.2.3 From 0f66356d24c6950bf6b1a47df7c77ca57305074d Mon Sep 17 00:00:00 2001 From: Emily Deng Date: Fri, 30 Sep 2016 13:02:18 -0400 Subject: drm/amd/amdgpu: For virtual display, enable multi crtcs. (v3) Enable multi crtcs for virtual display, user can set the number of crtcs by amdgpu module parameter virtual_display. v2: make timers per crtc v3: agd: simplify implementation Signed-off-by: Emily Deng Reviewed-By: Emily Deng Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 28 +++++++++++++---- drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 3 +- drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h | 5 ++-- drivers/gpu/drm/amd/amdgpu/dce_virtual.c | 48 +++++++++++++++--------------- 4 files changed, 52 insertions(+), 32 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 874c33b43955..22d331947aca 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -1238,20 +1238,38 @@ static void amdgpu_device_enable_virtual_display(struct amdgpu_device *adev) if (amdgpu_virtual_display) { struct drm_device *ddev = adev->ddev; const char *pci_address_name = pci_name(ddev->pdev); - char *pciaddstr, *pciaddstr_tmp, *pciaddname; + char *pciaddstr, *pciaddstr_tmp, *pciaddname_tmp, *pciaddname; pciaddstr = kstrdup(amdgpu_virtual_display, GFP_KERNEL); pciaddstr_tmp = pciaddstr; - while ((pciaddname = strsep(&pciaddstr_tmp, ";"))) { + while ((pciaddname_tmp = strsep(&pciaddstr_tmp, ";"))) { + pciaddname = strsep(&pciaddname_tmp, ","); if (!strcmp(pci_address_name, pciaddname)) { + long num_crtc; + int res = -1; + adev->enable_virtual_display = true; + + if (pciaddname_tmp) + res = kstrtol(pciaddname_tmp, 10, + &num_crtc); + + if (!res) { + if (num_crtc < 1) + num_crtc = 1; + if (num_crtc > 6) + num_crtc = 6; + adev->mode_info.num_crtc = num_crtc; + } else { + adev->mode_info.num_crtc = 1; + } break; } } - DRM_INFO("virtual display string:%s, %s:virtual_display:%d\n", - amdgpu_virtual_display, pci_address_name, - adev->enable_virtual_display); + DRM_INFO("virtual display string:%s, %s:virtual_display:%d, num_crtc:%d\n", + amdgpu_virtual_display, pci_address_name, + adev->enable_virtual_display, adev->mode_info.num_crtc); kfree(pciaddstr); } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 71ed27eb3dde..2201f05ecc94 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -201,7 +201,8 @@ module_param_named(pg_mask, amdgpu_pg_mask, uint, 0444); MODULE_PARM_DESC(disable_cu, "Disable CUs (se.sh.cu,...)"); module_param_named(disable_cu, amdgpu_disable_cu, charp, 0444); -MODULE_PARM_DESC(virtual_display, "Enable virtual display feature (the virtual_display will be set like xxxx:xx:xx.x;xxxx:xx:xx.x)"); +MODULE_PARM_DESC(virtual_display, + "Enable virtual display feature (the virtual_display will be set like xxxx:xx:xx.x,x;xxxx:xx:xx.x,x)"); module_param_named(virtual_display, amdgpu_virtual_display, charp, 0444); static const struct pci_device_id pciidlist[] = { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h index 7b0eff7d060b..1e23334b07fb 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h @@ -341,8 +341,6 @@ struct amdgpu_mode_info { int num_dig; /* number of dig blocks */ int disp_priority; const struct amdgpu_display_funcs *funcs; - struct hrtimer vblank_timer; - enum amdgpu_interrupt_state vsync_timer_enabled; }; #define AMDGPU_MAX_BL_LEVEL 0xFF @@ -413,6 +411,9 @@ struct amdgpu_crtc { u32 wm_high; u32 lb_vblank_lead_lines; struct drm_display_mode hw_mode; + /* for virtual dce */ + struct hrtimer vblank_timer; + enum amdgpu_interrupt_state vsync_timer_enabled; }; struct amdgpu_encoder_atom_dig { diff --git a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c index b981e769603b..226b914aa315 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c @@ -335,6 +335,7 @@ static int dce_virtual_crtc_init(struct amdgpu_device *adev, int index) amdgpu_crtc->pll_id = ATOM_PPLL_INVALID; amdgpu_crtc->encoder = NULL; amdgpu_crtc->connector = NULL; + amdgpu_crtc->vsync_timer_enabled = AMDGPU_IRQ_STATE_DISABLE; drm_crtc_helper_add(&amdgpu_crtc->base, &dce_virtual_crtc_helper_funcs); return 0; @@ -344,11 +345,9 @@ static int dce_virtual_early_init(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; - adev->mode_info.vsync_timer_enabled = AMDGPU_IRQ_STATE_DISABLE; dce_virtual_set_display_funcs(adev); dce_virtual_set_irq_funcs(adev); - adev->mode_info.num_crtc = 1; adev->mode_info.num_hpd = 1; adev->mode_info.num_dig = 1; return 0; @@ -756,14 +755,13 @@ static int dce_virtual_pageflip(struct amdgpu_device *adev, static enum hrtimer_restart dce_virtual_vblank_timer_handle(struct hrtimer *vblank_timer) { - struct amdgpu_mode_info *mode_info = - container_of(vblank_timer, struct amdgpu_mode_info , vblank_timer); - struct amdgpu_device *adev = - container_of(mode_info, struct amdgpu_device , mode_info); - unsigned crtc = 0; + struct amdgpu_crtc *amdgpu_crtc = container_of(vblank_timer, + struct amdgpu_crtc, vblank_timer); + struct drm_device *ddev = amdgpu_crtc->base.dev; + struct amdgpu_device *adev = ddev->dev_private; - drm_handle_vblank(adev->ddev, crtc); - dce_virtual_pageflip(adev, crtc); + drm_handle_vblank(ddev, amdgpu_crtc->crtc_id); + dce_virtual_pageflip(adev, amdgpu_crtc->crtc_id); hrtimer_start(vblank_timer, ktime_set(0, DCE_VIRTUAL_VBLANK_PERIOD), HRTIMER_MODE_REL); @@ -779,18 +777,22 @@ static void dce_virtual_set_crtc_vblank_interrupt_state(struct amdgpu_device *ad return; } - if (state && !adev->mode_info.vsync_timer_enabled) { + if (state && !adev->mode_info.crtcs[crtc]->vsync_timer_enabled) { DRM_DEBUG("Enable software vsync timer\n"); - hrtimer_init(&adev->mode_info.vblank_timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); - hrtimer_set_expires(&adev->mode_info.vblank_timer, ktime_set(0, DCE_VIRTUAL_VBLANK_PERIOD)); - adev->mode_info.vblank_timer.function = dce_virtual_vblank_timer_handle; - hrtimer_start(&adev->mode_info.vblank_timer, ktime_set(0, DCE_VIRTUAL_VBLANK_PERIOD), HRTIMER_MODE_REL); - } else if (!state && adev->mode_info.vsync_timer_enabled) { + hrtimer_init(&adev->mode_info.crtcs[crtc]->vblank_timer, + CLOCK_MONOTONIC, HRTIMER_MODE_REL); + hrtimer_set_expires(&adev->mode_info.crtcs[crtc]->vblank_timer, + ktime_set(0, DCE_VIRTUAL_VBLANK_PERIOD)); + adev->mode_info.crtcs[crtc]->vblank_timer.function = + dce_virtual_vblank_timer_handle; + hrtimer_start(&adev->mode_info.crtcs[crtc]->vblank_timer, + ktime_set(0, DCE_VIRTUAL_VBLANK_PERIOD), HRTIMER_MODE_REL); + } else if (!state && adev->mode_info.crtcs[crtc]->vsync_timer_enabled) { DRM_DEBUG("Disable software vsync timer\n"); - hrtimer_cancel(&adev->mode_info.vblank_timer); + hrtimer_cancel(&adev->mode_info.crtcs[crtc]->vblank_timer); } - adev->mode_info.vsync_timer_enabled = state; + adev->mode_info.crtcs[crtc]->vsync_timer_enabled = state; DRM_DEBUG("[FM]set crtc %d vblank interrupt state %d\n", crtc, state); } @@ -800,13 +802,11 @@ static int dce_virtual_set_crtc_irq_state(struct amdgpu_device *adev, unsigned type, enum amdgpu_interrupt_state state) { - switch (type) { - case AMDGPU_CRTC_IRQ_VBLANK1: - dce_virtual_set_crtc_vblank_interrupt_state(adev, 0, state); - break; - default: - break; - } + if (type > AMDGPU_CRTC_IRQ_VBLANK6) + return -EINVAL; + + dce_virtual_set_crtc_vblank_interrupt_state(adev, type, state); + return 0; } -- cgit v1.2.3 From 2285b91cd2d995acc8c62028c7bd4ae5f939b1ea Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Wed, 28 Sep 2016 12:59:11 -0400 Subject: drm/amdgpu/dce8: simplify hpd code MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Use an address offset like other dce code. Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/cikd.h | 8 ++ drivers/gpu/drm/amd/amdgpu/dce_v8_0.c | 236 +++++++--------------------------- 2 files changed, 54 insertions(+), 190 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/cikd.h b/drivers/gpu/drm/amd/amdgpu/cikd.h index 8659852aea9e..6cbd913fd12e 100644 --- a/drivers/gpu/drm/amd/amdgpu/cikd.h +++ b/drivers/gpu/drm/amd/amdgpu/cikd.h @@ -43,6 +43,14 @@ #define CRTC4_REGISTER_OFFSET (0x477c - 0x1b7c) #define CRTC5_REGISTER_OFFSET (0x4a7c - 0x1b7c) +/* hpd instance offsets */ +#define HPD0_REGISTER_OFFSET (0x1807 - 0x1807) +#define HPD1_REGISTER_OFFSET (0x180a - 0x1807) +#define HPD2_REGISTER_OFFSET (0x180d - 0x1807) +#define HPD3_REGISTER_OFFSET (0x1810 - 0x1807) +#define HPD4_REGISTER_OFFSET (0x1813 - 0x1807) +#define HPD5_REGISTER_OFFSET (0x1816 - 0x1807) + #define BONAIRE_GB_ADDR_CONFIG_GOLDEN 0x12010001 #define HAWAII_GB_ADDR_CONFIG_GOLDEN 0x12011003 diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c index 5966166ec94c..d0034e4645b9 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c @@ -56,6 +56,16 @@ static const u32 crtc_offsets[6] = CRTC5_REGISTER_OFFSET }; +static const u32 hpd_offsets[] = +{ + HPD0_REGISTER_OFFSET, + HPD1_REGISTER_OFFSET, + HPD2_REGISTER_OFFSET, + HPD3_REGISTER_OFFSET, + HPD4_REGISTER_OFFSET, + HPD5_REGISTER_OFFSET +}; + static const uint32_t dig_offsets[] = { CRTC0_REGISTER_OFFSET, CRTC1_REGISTER_OFFSET, @@ -104,15 +114,6 @@ static const struct { .hpd = DISP_INTERRUPT_STATUS_CONTINUE5__DC_HPD6_INTERRUPT_MASK } }; -static const uint32_t hpd_int_control_offsets[6] = { - mmDC_HPD1_INT_CONTROL, - mmDC_HPD2_INT_CONTROL, - mmDC_HPD3_INT_CONTROL, - mmDC_HPD4_INT_CONTROL, - mmDC_HPD5_INT_CONTROL, - mmDC_HPD6_INT_CONTROL, -}; - static u32 dce_v8_0_audio_endpt_rreg(struct amdgpu_device *adev, u32 block_offset, u32 reg) { @@ -278,34 +279,12 @@ static bool dce_v8_0_hpd_sense(struct amdgpu_device *adev, { bool connected = false; - switch (hpd) { - case AMDGPU_HPD_1: - if (RREG32(mmDC_HPD1_INT_STATUS) & DC_HPD1_INT_STATUS__DC_HPD1_SENSE_MASK) - connected = true; - break; - case AMDGPU_HPD_2: - if (RREG32(mmDC_HPD2_INT_STATUS) & DC_HPD2_INT_STATUS__DC_HPD2_SENSE_MASK) - connected = true; - break; - case AMDGPU_HPD_3: - if (RREG32(mmDC_HPD3_INT_STATUS) & DC_HPD3_INT_STATUS__DC_HPD3_SENSE_MASK) - connected = true; - break; - case AMDGPU_HPD_4: - if (RREG32(mmDC_HPD4_INT_STATUS) & DC_HPD4_INT_STATUS__DC_HPD4_SENSE_MASK) - connected = true; - break; - case AMDGPU_HPD_5: - if (RREG32(mmDC_HPD5_INT_STATUS) & DC_HPD5_INT_STATUS__DC_HPD5_SENSE_MASK) - connected = true; - break; - case AMDGPU_HPD_6: - if (RREG32(mmDC_HPD6_INT_STATUS) & DC_HPD6_INT_STATUS__DC_HPD6_SENSE_MASK) - connected = true; - break; - default: - break; - } + if (hpd >= adev->mode_info.num_hpd) + return connected; + + if (RREG32(mmDC_HPD1_INT_STATUS + hpd_offsets[hpd]) & + DC_HPD1_INT_STATUS__DC_HPD1_SENSE_MASK) + connected = true; return connected; } @@ -324,58 +303,15 @@ static void dce_v8_0_hpd_set_polarity(struct amdgpu_device *adev, u32 tmp; bool connected = dce_v8_0_hpd_sense(adev, hpd); - switch (hpd) { - case AMDGPU_HPD_1: - tmp = RREG32(mmDC_HPD1_INT_CONTROL); - if (connected) - tmp &= ~DC_HPD1_INT_CONTROL__DC_HPD1_INT_POLARITY_MASK; - else - tmp |= DC_HPD1_INT_CONTROL__DC_HPD1_INT_POLARITY_MASK; - WREG32(mmDC_HPD1_INT_CONTROL, tmp); - break; - case AMDGPU_HPD_2: - tmp = RREG32(mmDC_HPD2_INT_CONTROL); - if (connected) - tmp &= ~DC_HPD2_INT_CONTROL__DC_HPD2_INT_POLARITY_MASK; - else - tmp |= DC_HPD2_INT_CONTROL__DC_HPD2_INT_POLARITY_MASK; - WREG32(mmDC_HPD2_INT_CONTROL, tmp); - break; - case AMDGPU_HPD_3: - tmp = RREG32(mmDC_HPD3_INT_CONTROL); - if (connected) - tmp &= ~DC_HPD3_INT_CONTROL__DC_HPD3_INT_POLARITY_MASK; - else - tmp |= DC_HPD3_INT_CONTROL__DC_HPD3_INT_POLARITY_MASK; - WREG32(mmDC_HPD3_INT_CONTROL, tmp); - break; - case AMDGPU_HPD_4: - tmp = RREG32(mmDC_HPD4_INT_CONTROL); - if (connected) - tmp &= ~DC_HPD4_INT_CONTROL__DC_HPD4_INT_POLARITY_MASK; - else - tmp |= DC_HPD4_INT_CONTROL__DC_HPD4_INT_POLARITY_MASK; - WREG32(mmDC_HPD4_INT_CONTROL, tmp); - break; - case AMDGPU_HPD_5: - tmp = RREG32(mmDC_HPD5_INT_CONTROL); - if (connected) - tmp &= ~DC_HPD5_INT_CONTROL__DC_HPD5_INT_POLARITY_MASK; - else - tmp |= DC_HPD5_INT_CONTROL__DC_HPD5_INT_POLARITY_MASK; - WREG32(mmDC_HPD5_INT_CONTROL, tmp); - break; - case AMDGPU_HPD_6: - tmp = RREG32(mmDC_HPD6_INT_CONTROL); - if (connected) - tmp &= ~DC_HPD6_INT_CONTROL__DC_HPD6_INT_POLARITY_MASK; - else - tmp |= DC_HPD6_INT_CONTROL__DC_HPD6_INT_POLARITY_MASK; - WREG32(mmDC_HPD6_INT_CONTROL, tmp); - break; - default: - break; - } + if (hpd >= adev->mode_info.num_hpd) + return; + + tmp = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[hpd]); + if (connected) + tmp &= ~DC_HPD1_INT_CONTROL__DC_HPD1_INT_POLARITY_MASK; + else + tmp |= DC_HPD1_INT_CONTROL__DC_HPD1_INT_POLARITY_MASK; + WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[hpd], tmp); } /** @@ -397,28 +333,10 @@ static void dce_v8_0_hpd_init(struct amdgpu_device *adev) list_for_each_entry(connector, &dev->mode_config.connector_list, head) { struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); - switch (amdgpu_connector->hpd.hpd) { - case AMDGPU_HPD_1: - WREG32(mmDC_HPD1_CONTROL, tmp); - break; - case AMDGPU_HPD_2: - WREG32(mmDC_HPD2_CONTROL, tmp); - break; - case AMDGPU_HPD_3: - WREG32(mmDC_HPD3_CONTROL, tmp); - break; - case AMDGPU_HPD_4: - WREG32(mmDC_HPD4_CONTROL, tmp); - break; - case AMDGPU_HPD_5: - WREG32(mmDC_HPD5_CONTROL, tmp); - break; - case AMDGPU_HPD_6: - WREG32(mmDC_HPD6_CONTROL, tmp); - break; - default: - break; - } + if (amdgpu_connector->hpd.hpd >= adev->mode_info.num_hpd) + continue; + + WREG32(mmDC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp); if (connector->connector_type == DRM_MODE_CONNECTOR_eDP || connector->connector_type == DRM_MODE_CONNECTOR_LVDS) { @@ -427,34 +345,9 @@ static void dce_v8_0_hpd_init(struct amdgpu_device *adev) * https://bugzilla.redhat.com/show_bug.cgi?id=726143 * also avoid interrupt storms during dpms. */ - u32 dc_hpd_int_cntl_reg, dc_hpd_int_cntl; - - switch (amdgpu_connector->hpd.hpd) { - case AMDGPU_HPD_1: - dc_hpd_int_cntl_reg = mmDC_HPD1_INT_CONTROL; - break; - case AMDGPU_HPD_2: - dc_hpd_int_cntl_reg = mmDC_HPD2_INT_CONTROL; - break; - case AMDGPU_HPD_3: - dc_hpd_int_cntl_reg = mmDC_HPD3_INT_CONTROL; - break; - case AMDGPU_HPD_4: - dc_hpd_int_cntl_reg = mmDC_HPD4_INT_CONTROL; - break; - case AMDGPU_HPD_5: - dc_hpd_int_cntl_reg = mmDC_HPD5_INT_CONTROL; - break; - case AMDGPU_HPD_6: - dc_hpd_int_cntl_reg = mmDC_HPD6_INT_CONTROL; - break; - default: - continue; - } - - dc_hpd_int_cntl = RREG32(dc_hpd_int_cntl_reg); - dc_hpd_int_cntl &= ~DC_HPD1_INT_CONTROL__DC_HPD1_INT_EN_MASK; - WREG32(dc_hpd_int_cntl_reg, dc_hpd_int_cntl); + tmp = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]); + tmp &= ~DC_HPD1_INT_CONTROL__DC_HPD1_INT_EN_MASK; + WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp); continue; } @@ -479,28 +372,11 @@ static void dce_v8_0_hpd_fini(struct amdgpu_device *adev) list_for_each_entry(connector, &dev->mode_config.connector_list, head) { struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); - switch (amdgpu_connector->hpd.hpd) { - case AMDGPU_HPD_1: - WREG32(mmDC_HPD1_CONTROL, 0); - break; - case AMDGPU_HPD_2: - WREG32(mmDC_HPD2_CONTROL, 0); - break; - case AMDGPU_HPD_3: - WREG32(mmDC_HPD3_CONTROL, 0); - break; - case AMDGPU_HPD_4: - WREG32(mmDC_HPD4_CONTROL, 0); - break; - case AMDGPU_HPD_5: - WREG32(mmDC_HPD5_CONTROL, 0); - break; - case AMDGPU_HPD_6: - WREG32(mmDC_HPD6_CONTROL, 0); - break; - default: - break; - } + if (amdgpu_connector->hpd.hpd >= adev->mode_info.num_hpd) + continue; + + WREG32(mmDC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], 0); + amdgpu_irq_put(adev, &adev->hpd_irq, amdgpu_connector->hpd.hpd); } } @@ -3204,42 +3080,23 @@ static int dce_v8_0_set_hpd_interrupt_state(struct amdgpu_device *adev, unsigned type, enum amdgpu_interrupt_state state) { - u32 dc_hpd_int_cntl_reg, dc_hpd_int_cntl; + u32 dc_hpd_int_cntl; - switch (type) { - case AMDGPU_HPD_1: - dc_hpd_int_cntl_reg = mmDC_HPD1_INT_CONTROL; - break; - case AMDGPU_HPD_2: - dc_hpd_int_cntl_reg = mmDC_HPD2_INT_CONTROL; - break; - case AMDGPU_HPD_3: - dc_hpd_int_cntl_reg = mmDC_HPD3_INT_CONTROL; - break; - case AMDGPU_HPD_4: - dc_hpd_int_cntl_reg = mmDC_HPD4_INT_CONTROL; - break; - case AMDGPU_HPD_5: - dc_hpd_int_cntl_reg = mmDC_HPD5_INT_CONTROL; - break; - case AMDGPU_HPD_6: - dc_hpd_int_cntl_reg = mmDC_HPD6_INT_CONTROL; - break; - default: + if (type >= adev->mode_info.num_hpd) { DRM_DEBUG("invalid hdp %d\n", type); return 0; } switch (state) { case AMDGPU_IRQ_STATE_DISABLE: - dc_hpd_int_cntl = RREG32(dc_hpd_int_cntl_reg); + dc_hpd_int_cntl = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[type]); dc_hpd_int_cntl &= ~DC_HPD1_INT_CONTROL__DC_HPD1_INT_EN_MASK; - WREG32(dc_hpd_int_cntl_reg, dc_hpd_int_cntl); + WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[type], dc_hpd_int_cntl); break; case AMDGPU_IRQ_STATE_ENABLE: - dc_hpd_int_cntl = RREG32(dc_hpd_int_cntl_reg); + dc_hpd_int_cntl = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[type]); dc_hpd_int_cntl |= DC_HPD1_INT_CONTROL__DC_HPD1_INT_EN_MASK; - WREG32(dc_hpd_int_cntl_reg, dc_hpd_int_cntl); + WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[type], dc_hpd_int_cntl); break; default: break; @@ -3412,7 +3269,7 @@ static int dce_v8_0_hpd_irq(struct amdgpu_device *adev, struct amdgpu_irq_src *source, struct amdgpu_iv_entry *entry) { - uint32_t disp_int, mask, int_control, tmp; + uint32_t disp_int, mask, tmp; unsigned hpd; if (entry->src_data >= adev->mode_info.num_hpd) { @@ -3423,12 +3280,11 @@ static int dce_v8_0_hpd_irq(struct amdgpu_device *adev, hpd = entry->src_data; disp_int = RREG32(interrupt_status_offsets[hpd].reg); mask = interrupt_status_offsets[hpd].hpd; - int_control = hpd_int_control_offsets[hpd]; if (disp_int & mask) { - tmp = RREG32(int_control); + tmp = RREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[hpd]); tmp |= DC_HPD1_INT_CONTROL__DC_HPD1_INT_ACK_MASK; - WREG32(int_control, tmp); + WREG32(mmDC_HPD1_INT_CONTROL + hpd_offsets[hpd], tmp); schedule_work(&adev->hotplug_work); DRM_DEBUG("IH: HPD%d\n", hpd + 1); } -- cgit v1.2.3 From 6753ac2bf4c794d33f3232f84de790d4a0c3309d Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Wed, 28 Sep 2016 13:44:00 -0400 Subject: drm/amdgpu/dce10: simplify hpd code MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit use the hpd enum directly as an index Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/dce_v10_0.c | 114 +++++---------------------------- 1 file changed, 15 insertions(+), 99 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c index 4108c686aa7c..15c38331a319 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c @@ -330,33 +330,12 @@ static int dce_v10_0_crtc_get_scanoutpos(struct amdgpu_device *adev, int crtc, static bool dce_v10_0_hpd_sense(struct amdgpu_device *adev, enum amdgpu_hpd_id hpd) { - int idx; bool connected = false; - switch (hpd) { - case AMDGPU_HPD_1: - idx = 0; - break; - case AMDGPU_HPD_2: - idx = 1; - break; - case AMDGPU_HPD_3: - idx = 2; - break; - case AMDGPU_HPD_4: - idx = 3; - break; - case AMDGPU_HPD_5: - idx = 4; - break; - case AMDGPU_HPD_6: - idx = 5; - break; - default: + if (hpd >= adev->mode_info.num_hpd) return connected; - } - if (RREG32(mmDC_HPD_INT_STATUS + hpd_offsets[idx]) & + if (RREG32(mmDC_HPD_INT_STATUS + hpd_offsets[hpd]) & DC_HPD_INT_STATUS__DC_HPD_SENSE_MASK) connected = true; @@ -376,37 +355,16 @@ static void dce_v10_0_hpd_set_polarity(struct amdgpu_device *adev, { u32 tmp; bool connected = dce_v10_0_hpd_sense(adev, hpd); - int idx; - switch (hpd) { - case AMDGPU_HPD_1: - idx = 0; - break; - case AMDGPU_HPD_2: - idx = 1; - break; - case AMDGPU_HPD_3: - idx = 2; - break; - case AMDGPU_HPD_4: - idx = 3; - break; - case AMDGPU_HPD_5: - idx = 4; - break; - case AMDGPU_HPD_6: - idx = 5; - break; - default: + if (hpd >= adev->mode_info.num_hpd) return; - } - tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[idx]); + tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd]); if (connected) tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_POLARITY, 0); else tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_POLARITY, 1); - WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[idx], tmp); + WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd], tmp); } /** @@ -422,33 +380,12 @@ static void dce_v10_0_hpd_init(struct amdgpu_device *adev) struct drm_device *dev = adev->ddev; struct drm_connector *connector; u32 tmp; - int idx; list_for_each_entry(connector, &dev->mode_config.connector_list, head) { struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); - switch (amdgpu_connector->hpd.hpd) { - case AMDGPU_HPD_1: - idx = 0; - break; - case AMDGPU_HPD_2: - idx = 1; - break; - case AMDGPU_HPD_3: - idx = 2; - break; - case AMDGPU_HPD_4: - idx = 3; - break; - case AMDGPU_HPD_5: - idx = 4; - break; - case AMDGPU_HPD_6: - idx = 5; - break; - default: + if (amdgpu_connector->hpd.hpd >= adev->mode_info.num_hpd) continue; - } if (connector->connector_type == DRM_MODE_CONNECTOR_eDP || connector->connector_type == DRM_MODE_CONNECTOR_LVDS) { @@ -457,24 +394,24 @@ static void dce_v10_0_hpd_init(struct amdgpu_device *adev) * https://bugzilla.redhat.com/show_bug.cgi?id=726143 * also avoid interrupt storms during dpms. */ - tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[idx]); + tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]); tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_EN, 0); - WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[idx], tmp); + WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp); continue; } - tmp = RREG32(mmDC_HPD_CONTROL + hpd_offsets[idx]); + tmp = RREG32(mmDC_HPD_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]); tmp = REG_SET_FIELD(tmp, DC_HPD_CONTROL, DC_HPD_EN, 1); - WREG32(mmDC_HPD_CONTROL + hpd_offsets[idx], tmp); + WREG32(mmDC_HPD_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp); - tmp = RREG32(mmDC_HPD_TOGGLE_FILT_CNTL + hpd_offsets[idx]); + tmp = RREG32(mmDC_HPD_TOGGLE_FILT_CNTL + hpd_offsets[amdgpu_connector->hpd.hpd]); tmp = REG_SET_FIELD(tmp, DC_HPD_TOGGLE_FILT_CNTL, DC_HPD_CONNECT_INT_DELAY, AMDGPU_HPD_CONNECT_INT_DELAY_IN_MS); tmp = REG_SET_FIELD(tmp, DC_HPD_TOGGLE_FILT_CNTL, DC_HPD_DISCONNECT_INT_DELAY, AMDGPU_HPD_DISCONNECT_INT_DELAY_IN_MS); - WREG32(mmDC_HPD_TOGGLE_FILT_CNTL + hpd_offsets[idx], tmp); + WREG32(mmDC_HPD_TOGGLE_FILT_CNTL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp); dce_v10_0_hpd_set_polarity(adev, amdgpu_connector->hpd.hpd); amdgpu_irq_get(adev, &adev->hpd_irq, @@ -495,37 +432,16 @@ static void dce_v10_0_hpd_fini(struct amdgpu_device *adev) struct drm_device *dev = adev->ddev; struct drm_connector *connector; u32 tmp; - int idx; list_for_each_entry(connector, &dev->mode_config.connector_list, head) { struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); - switch (amdgpu_connector->hpd.hpd) { - case AMDGPU_HPD_1: - idx = 0; - break; - case AMDGPU_HPD_2: - idx = 1; - break; - case AMDGPU_HPD_3: - idx = 2; - break; - case AMDGPU_HPD_4: - idx = 3; - break; - case AMDGPU_HPD_5: - idx = 4; - break; - case AMDGPU_HPD_6: - idx = 5; - break; - default: + if (amdgpu_connector->hpd.hpd >= adev->mode_info.num_hpd) continue; - } - tmp = RREG32(mmDC_HPD_CONTROL + hpd_offsets[idx]); + tmp = RREG32(mmDC_HPD_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]); tmp = REG_SET_FIELD(tmp, DC_HPD_CONTROL, DC_HPD_EN, 0); - WREG32(mmDC_HPD_CONTROL + hpd_offsets[idx], tmp); + WREG32(mmDC_HPD_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp); amdgpu_irq_put(adev, &adev->hpd_irq, amdgpu_connector->hpd.hpd); -- cgit v1.2.3 From 03ae23b93bcbeebd7bd15e5afd3cddaf537d3f5c Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Wed, 28 Sep 2016 13:50:27 -0400 Subject: drm/amdgpu/dce8: RMW hpd registers MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit No need to hard code the entire register to just set/clear one bit. Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/dce_v8_0.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c index d0034e4645b9..0245ed605107 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c @@ -326,9 +326,7 @@ static void dce_v8_0_hpd_init(struct amdgpu_device *adev) { struct drm_device *dev = adev->ddev; struct drm_connector *connector; - u32 tmp = (0x9c4 << DC_HPD1_CONTROL__DC_HPD1_CONNECTION_TIMER__SHIFT) | - (0xfa << DC_HPD1_CONTROL__DC_HPD1_RX_INT_TIMER__SHIFT) | - DC_HPD1_CONTROL__DC_HPD1_EN_MASK; + u32 tmp; list_for_each_entry(connector, &dev->mode_config.connector_list, head) { struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); @@ -336,6 +334,8 @@ static void dce_v8_0_hpd_init(struct amdgpu_device *adev) if (amdgpu_connector->hpd.hpd >= adev->mode_info.num_hpd) continue; + tmp = RREG32(mmDC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]); + tmp |= DC_HPD1_CONTROL__DC_HPD1_EN_MASK; WREG32(mmDC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp); if (connector->connector_type == DRM_MODE_CONNECTOR_eDP || @@ -368,6 +368,7 @@ static void dce_v8_0_hpd_fini(struct amdgpu_device *adev) { struct drm_device *dev = adev->ddev; struct drm_connector *connector; + u32 tmp; list_for_each_entry(connector, &dev->mode_config.connector_list, head) { struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); @@ -375,6 +376,8 @@ static void dce_v8_0_hpd_fini(struct amdgpu_device *adev) if (amdgpu_connector->hpd.hpd >= adev->mode_info.num_hpd) continue; + tmp = RREG32(mmDC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]); + tmp &= ~DC_HPD1_CONTROL__DC_HPD1_EN_MASK; WREG32(mmDC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], 0); amdgpu_irq_put(adev, &adev->hpd_irq, amdgpu_connector->hpd.hpd); -- cgit v1.2.3 From d2486d25bdfc837d5f0f86ea83051f8355763d30 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Wed, 28 Sep 2016 13:56:50 -0400 Subject: drm/amdgpu/dce11: simplify hpd code MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit use the hpd enum directly as an index Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/dce_v11_0.c | 114 +++++---------------------------- 1 file changed, 15 insertions(+), 99 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c index f264b8f17ad1..2696428bed05 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c @@ -346,33 +346,12 @@ static int dce_v11_0_crtc_get_scanoutpos(struct amdgpu_device *adev, int crtc, static bool dce_v11_0_hpd_sense(struct amdgpu_device *adev, enum amdgpu_hpd_id hpd) { - int idx; bool connected = false; - switch (hpd) { - case AMDGPU_HPD_1: - idx = 0; - break; - case AMDGPU_HPD_2: - idx = 1; - break; - case AMDGPU_HPD_3: - idx = 2; - break; - case AMDGPU_HPD_4: - idx = 3; - break; - case AMDGPU_HPD_5: - idx = 4; - break; - case AMDGPU_HPD_6: - idx = 5; - break; - default: + if (hpd >= adev->mode_info.num_hpd) return connected; - } - if (RREG32(mmDC_HPD_INT_STATUS + hpd_offsets[idx]) & + if (RREG32(mmDC_HPD_INT_STATUS + hpd_offsets[hpd]) & DC_HPD_INT_STATUS__DC_HPD_SENSE_MASK) connected = true; @@ -392,37 +371,16 @@ static void dce_v11_0_hpd_set_polarity(struct amdgpu_device *adev, { u32 tmp; bool connected = dce_v11_0_hpd_sense(adev, hpd); - int idx; - switch (hpd) { - case AMDGPU_HPD_1: - idx = 0; - break; - case AMDGPU_HPD_2: - idx = 1; - break; - case AMDGPU_HPD_3: - idx = 2; - break; - case AMDGPU_HPD_4: - idx = 3; - break; - case AMDGPU_HPD_5: - idx = 4; - break; - case AMDGPU_HPD_6: - idx = 5; - break; - default: + if (hpd >= adev->mode_info.num_hpd) return; - } - tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[idx]); + tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd]); if (connected) tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_POLARITY, 0); else tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_POLARITY, 1); - WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[idx], tmp); + WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[hpd], tmp); } /** @@ -438,33 +396,12 @@ static void dce_v11_0_hpd_init(struct amdgpu_device *adev) struct drm_device *dev = adev->ddev; struct drm_connector *connector; u32 tmp; - int idx; list_for_each_entry(connector, &dev->mode_config.connector_list, head) { struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); - switch (amdgpu_connector->hpd.hpd) { - case AMDGPU_HPD_1: - idx = 0; - break; - case AMDGPU_HPD_2: - idx = 1; - break; - case AMDGPU_HPD_3: - idx = 2; - break; - case AMDGPU_HPD_4: - idx = 3; - break; - case AMDGPU_HPD_5: - idx = 4; - break; - case AMDGPU_HPD_6: - idx = 5; - break; - default: + if (amdgpu_connector->hpd.hpd >= adev->mode_info.num_hpd) continue; - } if (connector->connector_type == DRM_MODE_CONNECTOR_eDP || connector->connector_type == DRM_MODE_CONNECTOR_LVDS) { @@ -473,24 +410,24 @@ static void dce_v11_0_hpd_init(struct amdgpu_device *adev) * https://bugzilla.redhat.com/show_bug.cgi?id=726143 * also avoid interrupt storms during dpms. */ - tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[idx]); + tmp = RREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]); tmp = REG_SET_FIELD(tmp, DC_HPD_INT_CONTROL, DC_HPD_INT_EN, 0); - WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[idx], tmp); + WREG32(mmDC_HPD_INT_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp); continue; } - tmp = RREG32(mmDC_HPD_CONTROL + hpd_offsets[idx]); + tmp = RREG32(mmDC_HPD_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]); tmp = REG_SET_FIELD(tmp, DC_HPD_CONTROL, DC_HPD_EN, 1); - WREG32(mmDC_HPD_CONTROL + hpd_offsets[idx], tmp); + WREG32(mmDC_HPD_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp); - tmp = RREG32(mmDC_HPD_TOGGLE_FILT_CNTL + hpd_offsets[idx]); + tmp = RREG32(mmDC_HPD_TOGGLE_FILT_CNTL + hpd_offsets[amdgpu_connector->hpd.hpd]); tmp = REG_SET_FIELD(tmp, DC_HPD_TOGGLE_FILT_CNTL, DC_HPD_CONNECT_INT_DELAY, AMDGPU_HPD_CONNECT_INT_DELAY_IN_MS); tmp = REG_SET_FIELD(tmp, DC_HPD_TOGGLE_FILT_CNTL, DC_HPD_DISCONNECT_INT_DELAY, AMDGPU_HPD_DISCONNECT_INT_DELAY_IN_MS); - WREG32(mmDC_HPD_TOGGLE_FILT_CNTL + hpd_offsets[idx], tmp); + WREG32(mmDC_HPD_TOGGLE_FILT_CNTL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp); dce_v11_0_hpd_set_polarity(adev, amdgpu_connector->hpd.hpd); amdgpu_irq_get(adev, &adev->hpd_irq, amdgpu_connector->hpd.hpd); @@ -510,37 +447,16 @@ static void dce_v11_0_hpd_fini(struct amdgpu_device *adev) struct drm_device *dev = adev->ddev; struct drm_connector *connector; u32 tmp; - int idx; list_for_each_entry(connector, &dev->mode_config.connector_list, head) { struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); - switch (amdgpu_connector->hpd.hpd) { - case AMDGPU_HPD_1: - idx = 0; - break; - case AMDGPU_HPD_2: - idx = 1; - break; - case AMDGPU_HPD_3: - idx = 2; - break; - case AMDGPU_HPD_4: - idx = 3; - break; - case AMDGPU_HPD_5: - idx = 4; - break; - case AMDGPU_HPD_6: - idx = 5; - break; - default: + if (amdgpu_connector->hpd.hpd >= adev->mode_info.num_hpd) continue; - } - tmp = RREG32(mmDC_HPD_CONTROL + hpd_offsets[idx]); + tmp = RREG32(mmDC_HPD_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]); tmp = REG_SET_FIELD(tmp, DC_HPD_CONTROL, DC_HPD_EN, 0); - WREG32(mmDC_HPD_CONTROL + hpd_offsets[idx], tmp); + WREG32(mmDC_HPD_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp); amdgpu_irq_put(adev, &adev->hpd_irq, amdgpu_connector->hpd.hpd); } -- cgit v1.2.3 From 34386043d90489898240a2211545f5c46c3b7c3b Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Wed, 28 Sep 2016 14:15:24 -0400 Subject: drm/amdgpu/dce6: simplify hpd code MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Use an address offset like other dce code. Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/dce_v6_0.c | 235 +++++++--------------------------- 1 file changed, 45 insertions(+), 190 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c index e6a7687dec21..0bf262d7a31b 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c @@ -46,6 +46,16 @@ static const u32 crtc_offsets[6] = SI_CRTC5_REGISTER_OFFSET }; +static const u32 hpd_offsets[] = +{ + DC_HPD1_INT_STATUS - DC_HPD1_INT_STATUS, + DC_HPD2_INT_STATUS - DC_HPD1_INT_STATUS, + DC_HPD3_INT_STATUS - DC_HPD1_INT_STATUS, + DC_HPD4_INT_STATUS - DC_HPD1_INT_STATUS, + DC_HPD5_INT_STATUS - DC_HPD1_INT_STATUS, + DC_HPD6_INT_STATUS - DC_HPD1_INT_STATUS, +}; + static const uint32_t dig_offsets[] = { SI_CRTC0_REGISTER_OFFSET, SI_CRTC1_REGISTER_OFFSET, @@ -94,15 +104,6 @@ static const struct { .hpd = DISP_INTERRUPT_STATUS_CONTINUE5__DC_HPD6_INTERRUPT_MASK } }; -static const uint32_t hpd_int_control_offsets[6] = { - DC_HPD1_INT_CONTROL, - DC_HPD2_INT_CONTROL, - DC_HPD3_INT_CONTROL, - DC_HPD4_INT_CONTROL, - DC_HPD5_INT_CONTROL, - DC_HPD6_INT_CONTROL, -}; - static u32 dce_v6_0_audio_endpt_rreg(struct amdgpu_device *adev, u32 block_offset, u32 reg) { @@ -257,34 +258,11 @@ static bool dce_v6_0_hpd_sense(struct amdgpu_device *adev, { bool connected = false; - switch (hpd) { - case AMDGPU_HPD_1: - if (RREG32(DC_HPD1_INT_STATUS) & DC_HPDx_SENSE) - connected = true; - break; - case AMDGPU_HPD_2: - if (RREG32(DC_HPD2_INT_STATUS) & DC_HPDx_SENSE) - connected = true; - break; - case AMDGPU_HPD_3: - if (RREG32(DC_HPD3_INT_STATUS) & DC_HPDx_SENSE) - connected = true; - break; - case AMDGPU_HPD_4: - if (RREG32(DC_HPD4_INT_STATUS) & DC_HPDx_SENSE) - connected = true; - break; - case AMDGPU_HPD_5: - if (RREG32(DC_HPD5_INT_STATUS) & DC_HPDx_SENSE) - connected = true; - break; - case AMDGPU_HPD_6: - if (RREG32(DC_HPD6_INT_STATUS) & DC_HPDx_SENSE) - connected = true; - break; - default: - break; - } + if (hpd >= adev->mode_info.num_hpd) + return connected; + + if (RREG32(DC_HPD1_INT_STATUS + hpd_offsets[hpd]) & DC_HPDx_SENSE) + connected = true; return connected; } @@ -303,58 +281,15 @@ static void dce_v6_0_hpd_set_polarity(struct amdgpu_device *adev, u32 tmp; bool connected = dce_v6_0_hpd_sense(adev, hpd); - switch (hpd) { - case AMDGPU_HPD_1: - tmp = RREG32(DC_HPD1_INT_CONTROL); - if (connected) - tmp &= ~DC_HPDx_INT_POLARITY; - else - tmp |= DC_HPDx_INT_POLARITY; - WREG32(DC_HPD1_INT_CONTROL, tmp); - break; - case AMDGPU_HPD_2: - tmp = RREG32(DC_HPD2_INT_CONTROL); - if (connected) - tmp &= ~DC_HPDx_INT_POLARITY; - else - tmp |= DC_HPDx_INT_POLARITY; - WREG32(DC_HPD2_INT_CONTROL, tmp); - break; - case AMDGPU_HPD_3: - tmp = RREG32(DC_HPD3_INT_CONTROL); - if (connected) - tmp &= ~DC_HPDx_INT_POLARITY; - else - tmp |= DC_HPDx_INT_POLARITY; - WREG32(DC_HPD3_INT_CONTROL, tmp); - break; - case AMDGPU_HPD_4: - tmp = RREG32(DC_HPD4_INT_CONTROL); - if (connected) - tmp &= ~DC_HPDx_INT_POLARITY; - else - tmp |= DC_HPDx_INT_POLARITY; - WREG32(DC_HPD4_INT_CONTROL, tmp); - break; - case AMDGPU_HPD_5: - tmp = RREG32(DC_HPD5_INT_CONTROL); - if (connected) - tmp &= ~DC_HPDx_INT_POLARITY; - else - tmp |= DC_HPDx_INT_POLARITY; - WREG32(DC_HPD5_INT_CONTROL, tmp); - break; - case AMDGPU_HPD_6: - tmp = RREG32(DC_HPD6_INT_CONTROL); - if (connected) - tmp &= ~DC_HPDx_INT_POLARITY; - else - tmp |= DC_HPDx_INT_POLARITY; - WREG32(DC_HPD6_INT_CONTROL, tmp); - break; - default: - break; - } + if (hpd >= adev->mode_info.num_hpd) + return; + + tmp = RREG32(DC_HPD1_INT_CONTROL + hpd_offsets[hpd]); + if (connected) + tmp &= ~DC_HPDx_INT_POLARITY; + else + tmp |= DC_HPDx_INT_POLARITY; + WREG32(DC_HPD1_INT_CONTROL + hpd_offsets[hpd], tmp); } /** @@ -375,28 +310,10 @@ static void dce_v6_0_hpd_init(struct amdgpu_device *adev) list_for_each_entry(connector, &dev->mode_config.connector_list, head) { struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); - switch (amdgpu_connector->hpd.hpd) { - case AMDGPU_HPD_1: - WREG32(DC_HPD1_CONTROL, tmp); - break; - case AMDGPU_HPD_2: - WREG32(DC_HPD2_CONTROL, tmp); - break; - case AMDGPU_HPD_3: - WREG32(DC_HPD3_CONTROL, tmp); - break; - case AMDGPU_HPD_4: - WREG32(DC_HPD4_CONTROL, tmp); - break; - case AMDGPU_HPD_5: - WREG32(DC_HPD5_CONTROL, tmp); - break; - case AMDGPU_HPD_6: - WREG32(DC_HPD6_CONTROL, tmp); - break; - default: - break; - } + if (amdgpu_connector->hpd.hpd >= adev->mode_info.num_hpd) + continue; + + WREG32(DC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp); if (connector->connector_type == DRM_MODE_CONNECTOR_eDP || connector->connector_type == DRM_MODE_CONNECTOR_LVDS) { @@ -405,34 +322,9 @@ static void dce_v6_0_hpd_init(struct amdgpu_device *adev) * https://bugzilla.redhat.com/show_bug.cgi?id=726143 * also avoid interrupt storms during dpms. */ - u32 dc_hpd_int_cntl_reg, dc_hpd_int_cntl; - - switch (amdgpu_connector->hpd.hpd) { - case AMDGPU_HPD_1: - dc_hpd_int_cntl_reg = DC_HPD1_INT_CONTROL; - break; - case AMDGPU_HPD_2: - dc_hpd_int_cntl_reg = DC_HPD2_INT_CONTROL; - break; - case AMDGPU_HPD_3: - dc_hpd_int_cntl_reg = DC_HPD3_INT_CONTROL; - break; - case AMDGPU_HPD_4: - dc_hpd_int_cntl_reg = DC_HPD4_INT_CONTROL; - break; - case AMDGPU_HPD_5: - dc_hpd_int_cntl_reg = DC_HPD5_INT_CONTROL; - break; - case AMDGPU_HPD_6: - dc_hpd_int_cntl_reg = DC_HPD6_INT_CONTROL; - break; - default: - continue; - } - - dc_hpd_int_cntl = RREG32(dc_hpd_int_cntl_reg); - dc_hpd_int_cntl &= ~DC_HPDx_INT_EN; - WREG32(dc_hpd_int_cntl_reg, dc_hpd_int_cntl); + tmp = RREG32(DC_HPD1_INT_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]); + tmp &= ~DC_HPDx_INT_EN; + WREG32(DC_HPD1_INT_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp); continue; } @@ -458,28 +350,11 @@ static void dce_v6_0_hpd_fini(struct amdgpu_device *adev) list_for_each_entry(connector, &dev->mode_config.connector_list, head) { struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); - switch (amdgpu_connector->hpd.hpd) { - case AMDGPU_HPD_1: - WREG32(DC_HPD1_CONTROL, 0); - break; - case AMDGPU_HPD_2: - WREG32(DC_HPD2_CONTROL, 0); - break; - case AMDGPU_HPD_3: - WREG32(DC_HPD3_CONTROL, 0); - break; - case AMDGPU_HPD_4: - WREG32(DC_HPD4_CONTROL, 0); - break; - case AMDGPU_HPD_5: - WREG32(DC_HPD5_CONTROL, 0); - break; - case AMDGPU_HPD_6: - WREG32(DC_HPD6_CONTROL, 0); - break; - default: - break; - } + if (amdgpu_connector->hpd.hpd >= adev->mode_info.num_hpd) + continue; + + WREG32(DC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], 0); + amdgpu_irq_put(adev, &adev->hpd_irq, amdgpu_connector->hpd.hpd); } } @@ -2630,42 +2505,23 @@ static int dce_v6_0_set_hpd_interrupt_state(struct amdgpu_device *adev, unsigned type, enum amdgpu_interrupt_state state) { - u32 dc_hpd_int_cntl_reg, dc_hpd_int_cntl; + u32 dc_hpd_int_cntl; - switch (type) { - case AMDGPU_HPD_1: - dc_hpd_int_cntl_reg = DC_HPD1_INT_CONTROL; - break; - case AMDGPU_HPD_2: - dc_hpd_int_cntl_reg = DC_HPD2_INT_CONTROL; - break; - case AMDGPU_HPD_3: - dc_hpd_int_cntl_reg = DC_HPD3_INT_CONTROL; - break; - case AMDGPU_HPD_4: - dc_hpd_int_cntl_reg = DC_HPD4_INT_CONTROL; - break; - case AMDGPU_HPD_5: - dc_hpd_int_cntl_reg = DC_HPD5_INT_CONTROL; - break; - case AMDGPU_HPD_6: - dc_hpd_int_cntl_reg = DC_HPD6_INT_CONTROL; - break; - default: + if (type >= adev->mode_info.num_hpd) { DRM_DEBUG("invalid hdp %d\n", type); return 0; } switch (state) { case AMDGPU_IRQ_STATE_DISABLE: - dc_hpd_int_cntl = RREG32(dc_hpd_int_cntl_reg); + dc_hpd_int_cntl = RREG32(DC_HPD1_INT_CONTROL + hpd_offsets[type]); dc_hpd_int_cntl &= ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN); - WREG32(dc_hpd_int_cntl_reg, dc_hpd_int_cntl); + WREG32(DC_HPD1_INT_CONTROL + hpd_offsets[type], dc_hpd_int_cntl); break; case AMDGPU_IRQ_STATE_ENABLE: - dc_hpd_int_cntl = RREG32(dc_hpd_int_cntl_reg); + dc_hpd_int_cntl = RREG32(DC_HPD1_INT_CONTROL + hpd_offsets[type]); dc_hpd_int_cntl |= (DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN); - WREG32(dc_hpd_int_cntl_reg, dc_hpd_int_cntl); + WREG32(DC_HPD1_INT_CONTROL + hpd_offsets[type], dc_hpd_int_cntl); break; default: break; @@ -2838,7 +2694,7 @@ static int dce_v6_0_hpd_irq(struct amdgpu_device *adev, struct amdgpu_irq_src *source, struct amdgpu_iv_entry *entry) { - uint32_t disp_int, mask, int_control, tmp; + uint32_t disp_int, mask, tmp; unsigned hpd; if (entry->src_data >= adev->mode_info.num_hpd) { @@ -2849,12 +2705,11 @@ static int dce_v6_0_hpd_irq(struct amdgpu_device *adev, hpd = entry->src_data; disp_int = RREG32(interrupt_status_offsets[hpd].reg); mask = interrupt_status_offsets[hpd].hpd; - int_control = hpd_int_control_offsets[hpd]; if (disp_int & mask) { - tmp = RREG32(int_control); + tmp = RREG32(DC_HPD1_INT_CONTROL + hpd_offsets[hpd]); tmp |= DC_HPD1_INT_CONTROL__DC_HPD1_INT_ACK_MASK; - WREG32(int_control, tmp); + WREG32(DC_HPD1_INT_CONTROL + hpd_offsets[hpd], tmp); schedule_work(&adev->hotplug_work); DRM_INFO("IH: HPD%d\n", hpd + 1); } -- cgit v1.2.3 From 079ea1901b7186165d958ee54338c68883096d92 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Wed, 28 Sep 2016 14:21:55 -0400 Subject: drm/amdgpu/dce6: RMW hpd registers MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit No need to hard code the entire register to just set/clear one bit. Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/dce_v6_0.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c index 0bf262d7a31b..72ab20a757c8 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c @@ -304,8 +304,7 @@ static void dce_v6_0_hpd_init(struct amdgpu_device *adev) { struct drm_device *dev = adev->ddev; struct drm_connector *connector; - u32 tmp = DC_HPDx_CONNECTION_TIMER(0x9c4) | - DC_HPDx_RX_INT_TIMER(0xfa) | DC_HPDx_EN; + u32 tmp; list_for_each_entry(connector, &dev->mode_config.connector_list, head) { struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); @@ -313,6 +312,8 @@ static void dce_v6_0_hpd_init(struct amdgpu_device *adev) if (amdgpu_connector->hpd.hpd >= adev->mode_info.num_hpd) continue; + tmp = RREG32(DC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]); + tmp |= DC_HPDx_EN; WREG32(DC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], tmp); if (connector->connector_type == DRM_MODE_CONNECTOR_eDP || @@ -346,6 +347,7 @@ static void dce_v6_0_hpd_fini(struct amdgpu_device *adev) { struct drm_device *dev = adev->ddev; struct drm_connector *connector; + u32 tmp; list_for_each_entry(connector, &dev->mode_config.connector_list, head) { struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); @@ -353,6 +355,8 @@ static void dce_v6_0_hpd_fini(struct amdgpu_device *adev) if (amdgpu_connector->hpd.hpd >= adev->mode_info.num_hpd) continue; + tmp = RREG32(DC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd]); + tmp &= ~DC_HPDx_EN; WREG32(DC_HPD1_CONTROL + hpd_offsets[amdgpu_connector->hpd.hpd], 0); amdgpu_irq_put(adev, &adev->hpd_irq, amdgpu_connector->hpd.hpd); -- cgit v1.2.3 From 46c9cc11a5e362bfc850426d892086bf7c4e2d26 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Wed, 28 Sep 2016 14:23:49 -0400 Subject: drm/amdgpu/dce6: don't enable HPD Rx interrupts MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Not used currently. Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/dce_v6_0.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c index 72ab20a757c8..502e97963d6d 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c @@ -2519,12 +2519,12 @@ static int dce_v6_0_set_hpd_interrupt_state(struct amdgpu_device *adev, switch (state) { case AMDGPU_IRQ_STATE_DISABLE: dc_hpd_int_cntl = RREG32(DC_HPD1_INT_CONTROL + hpd_offsets[type]); - dc_hpd_int_cntl &= ~(DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN); + dc_hpd_int_cntl &= ~DC_HPDx_INT_EN; WREG32(DC_HPD1_INT_CONTROL + hpd_offsets[type], dc_hpd_int_cntl); break; case AMDGPU_IRQ_STATE_ENABLE: dc_hpd_int_cntl = RREG32(DC_HPD1_INT_CONTROL + hpd_offsets[type]); - dc_hpd_int_cntl |= (DC_HPDx_INT_EN | DC_HPDx_RX_INT_EN); + dc_hpd_int_cntl |= DC_HPDx_INT_EN; WREG32(DC_HPD1_INT_CONTROL + hpd_offsets[type], dc_hpd_int_cntl); break; default: -- cgit v1.2.3 From 9f6163e7e342bd150efd01aa51432a2e73039762 Mon Sep 17 00:00:00 2001 From: Junwei Zhang Date: Wed, 21 Sep 2016 10:17:22 +0800 Subject: drm/amd/amdgpu: add info about vram and gtt total size MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Junwei Zhang Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 10 ++++++++++ include/uapi/drm/amdgpu_drm.h | 8 ++++++++ 2 files changed, 18 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c index c2c7fb140338..67b6274e25c8 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c @@ -411,6 +411,16 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file return copy_to_user(out, &vram_gtt, min((size_t)size, sizeof(vram_gtt))) ? -EFAULT : 0; } + case AMDGPU_INFO_VRAM_GTT_TOTAL: { + struct drm_amdgpu_info_vram_gtt_total vram_gtt_total; + + vram_gtt_total.vram_total_size = adev->mc.real_vram_size; + vram_gtt_total.vram_cpu_accessible_total_size = adev->mc.visible_vram_size; + vram_gtt_total.gtt_total_size = adev->mc.gtt_size; + return copy_to_user(out, &vram_gtt_total, + min((size_t)size, sizeof(vram_gtt_total))) + ? -EFAULT : 0; + } case AMDGPU_INFO_READ_MMR_REG: { unsigned n, alloc_size; uint32_t *regs; diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h index d6b5a21f3d3c..dbfce2035b1f 100644 --- a/include/uapi/drm/amdgpu_drm.h +++ b/include/uapi/drm/amdgpu_drm.h @@ -487,6 +487,8 @@ struct drm_amdgpu_cs_chunk_data { #define AMDGPU_INFO_VIS_VRAM_USAGE 0x17 /* number of TTM buffer evictions */ #define AMDGPU_INFO_NUM_EVICTIONS 0x18 +/* Query the total size of VRAM and GTT domains */ +#define AMDGPU_INFO_VRAM_GTT_TOTAL 0x19 #define AMDGPU_INFO_MMR_SE_INDEX_SHIFT 0 #define AMDGPU_INFO_MMR_SE_INDEX_MASK 0xff @@ -572,6 +574,12 @@ struct drm_amdgpu_info_vram_gtt { __u64 gtt_size; }; +struct drm_amdgpu_info_vram_gtt_total { + __u64 vram_total_size; + __u64 vram_cpu_accessible_total_size; + __u64 gtt_total_size; +}; + struct drm_amdgpu_info_firmware { __u32 ver; __u32 feature; -- cgit v1.2.3 From cfa32556e58d8a353666fb007f708a4955c6711c Mon Sep 17 00:00:00 2001 From: Junwei Zhang Date: Wed, 21 Sep 2016 10:33:26 +0800 Subject: drm/amd/amdgpu: add info about vram and gtt max allocation size MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Junwei Zhang Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 18 ++++++++++++++++++ include/uapi/drm/amdgpu_drm.h | 8 ++++++++ 2 files changed, 26 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c index 67b6274e25c8..09b94901faec 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c @@ -421,6 +421,24 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file min((size_t)size, sizeof(vram_gtt_total))) ? -EFAULT : 0; } + case AMDGPU_INFO_VRAM_GTT_MAX: { + struct drm_amdgpu_info_vram_gtt_max vram_gtt_max; + u64 max_size; + + max_size = adev->mc.real_vram_size - adev->vram_pin_size; + vram_gtt_max.vram_max_size = max_size * 3 / 4; + + max_size = adev->mc.visible_vram_size - (adev->vram_pin_size - + adev->invisible_pin_size); + vram_gtt_max.vram_cpu_accessible_max_size = max_size * 3 / 4; + + max_size = adev->mc.gtt_size - adev->gart_pin_size; + vram_gtt_max.gtt_max_size = max_size * 3 / 4; + + return copy_to_user(out, &vram_gtt_max, + min((size_t)size, sizeof(vram_gtt_max))) + ? -EFAULT : 0; + } case AMDGPU_INFO_READ_MMR_REG: { unsigned n, alloc_size; uint32_t *regs; diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h index dbfce2035b1f..0db0d66dc2ba 100644 --- a/include/uapi/drm/amdgpu_drm.h +++ b/include/uapi/drm/amdgpu_drm.h @@ -489,6 +489,8 @@ struct drm_amdgpu_cs_chunk_data { #define AMDGPU_INFO_NUM_EVICTIONS 0x18 /* Query the total size of VRAM and GTT domains */ #define AMDGPU_INFO_VRAM_GTT_TOTAL 0x19 +/* Query the max allocation size of VRAM and GTT domains */ +#define AMDGPU_INFO_VRAM_GTT_MAX 0x1a #define AMDGPU_INFO_MMR_SE_INDEX_SHIFT 0 #define AMDGPU_INFO_MMR_SE_INDEX_MASK 0xff @@ -580,6 +582,12 @@ struct drm_amdgpu_info_vram_gtt_total { __u64 gtt_total_size; }; +struct drm_amdgpu_info_vram_gtt_max { + __u64 vram_max_size; + __u64 vram_cpu_accessible_max_size; + __u64 gtt_max_size; +}; + struct drm_amdgpu_info_firmware { __u32 ver; __u32 feature; -- cgit v1.2.3 From 03f48dd5d2085b978353a804635b6d34e77a5635 Mon Sep 17 00:00:00 2001 From: Christian König Date: Mon, 15 Aug 2016 17:00:22 +0200 Subject: drm/amdgpu: add AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS flag v3 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add a flag noting that a BO must be created using linear VRAM and set this flag on all in kernel users where appropriate. Hopefully I haven't missed anything. v2: add it in a few more places, fix CPU mapping. v3: rename to VRAM_CONTIGUOUS, fix typo in CS code. Signed-off-by: Christian König Reviewed-by: Edward O'Callaghan Tested-by: Mike Lothian Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c | 6 ++++-- drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 9 +++++++++ drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 3 ++- drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c | 3 ++- drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c | 3 ++- drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 12 ++++++++++-- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 3 ++- drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c | 6 ++++-- drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c | 3 ++- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 6 ++++-- drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c | 9 ++++++--- drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 6 ++++-- include/uapi/drm/amdgpu_drm.h | 2 ++ 13 files changed, 53 insertions(+), 18 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c index 7a8bfa34682f..a61f4186a7dd 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c @@ -146,7 +146,8 @@ static int amdgpu_cgs_alloc_gpu_mem(struct cgs_device *cgs_device, switch(type) { case CGS_GPU_MEM_TYPE__VISIBLE_CONTIG_FB: case CGS_GPU_MEM_TYPE__VISIBLE_FB: - flags = AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED; + flags = AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED | + AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS; domain = AMDGPU_GEM_DOMAIN_VRAM; if (max_offset > adev->mc.real_vram_size) return -EINVAL; @@ -157,7 +158,8 @@ static int amdgpu_cgs_alloc_gpu_mem(struct cgs_device *cgs_device, break; case CGS_GPU_MEM_TYPE__INVISIBLE_CONTIG_FB: case CGS_GPU_MEM_TYPE__INVISIBLE_FB: - flags = AMDGPU_GEM_CREATE_NO_CPU_ACCESS; + flags = AMDGPU_GEM_CREATE_NO_CPU_ACCESS | + AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS; domain = AMDGPU_GEM_DOMAIN_VRAM; if (adev->mc.visible_vram_size < adev->mc.real_vram_size) { place.fpfn = diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c index b0f6e6957536..187c3662b72c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c @@ -1195,6 +1195,15 @@ int amdgpu_cs_sysvm_access_required(struct amdgpu_cs_parser *parser) r = amdgpu_ttm_bind(&bo->tbo, &bo->tbo.mem); if (unlikely(r)) return r; + + if (bo->flags & AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS) + continue; + + bo->flags |= AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS; + amdgpu_ttm_placement_from_domain(bo, bo->allowed_domains); + r = ttm_bo_validate(&bo->tbo, &bo->placement, false, false); + if (unlikely(r)) + return r; } return 0; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 22d331947aca..246bbd1ab5ec 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -264,7 +264,8 @@ static int amdgpu_vram_scratch_init(struct amdgpu_device *adev) if (adev->vram_scratch.robj == NULL) { r = amdgpu_bo_create(adev, AMDGPU_GPU_PAGE_SIZE, PAGE_SIZE, true, AMDGPU_GEM_DOMAIN_VRAM, - AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED, + AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED | + AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS, NULL, NULL, &adev->vram_scratch.robj); if (r) { return r; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c index 8d01aa24d68a..38bdc2d300a3 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fb.c @@ -152,7 +152,8 @@ static int amdgpufb_create_pinned_object(struct amdgpu_fbdev *rfbdev, aligned_size = ALIGN(size, PAGE_SIZE); ret = amdgpu_gem_object_create(adev, aligned_size, 0, AMDGPU_GEM_DOMAIN_VRAM, - AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED, + AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED | + AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS, true, &gobj); if (ret) { printk(KERN_ERR "failed to allocate framebuffer (%d)\n", diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c index 21a1242fc13b..964d2a946ed5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c @@ -126,7 +126,8 @@ int amdgpu_gart_table_vram_alloc(struct amdgpu_device *adev) if (adev->gart.robj == NULL) { r = amdgpu_bo_create(adev, adev->gart.table_size, PAGE_SIZE, true, AMDGPU_GEM_DOMAIN_VRAM, - AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED, + AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED | + AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS, NULL, NULL, &adev->gart.robj); if (r) { return r; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index aa074fac0c7f..ba41807eb917 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -245,7 +245,8 @@ int amdgpu_bo_create_kernel(struct amdgpu_device *adev, int r; r = amdgpu_bo_create(adev, size, align, true, domain, - AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED, + AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED | + AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS, NULL, NULL, bo_ptr); if (r) { dev_err(adev->dev, "(%d) failed to allocate kernel bo\n", r); @@ -643,6 +644,8 @@ int amdgpu_bo_pin_restricted(struct amdgpu_bo *bo, u32 domain, return 0; } + + bo->flags |= AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS; amdgpu_ttm_placement_from_domain(bo, domain); for (i = 0; i < bo->placement.num_placement; i++) { /* force to pin into visible video ram */ @@ -885,7 +888,9 @@ int amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo) size = bo->mem.num_pages << PAGE_SHIFT; offset = bo->mem.start << PAGE_SHIFT; - if ((offset + size) <= adev->mc.visible_vram_size) + /* TODO: figure out how to map scattered VRAM to the CPU */ + if ((offset + size) <= adev->mc.visible_vram_size && + (abo->flags & AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS)) return 0; /* Can't move a pinned BO to visible VRAM */ @@ -893,6 +898,7 @@ int amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo) return -EINVAL; /* hurrah the memory is not visible ! */ + abo->flags |= AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS; amdgpu_ttm_placement_from_domain(abo, AMDGPU_GEM_DOMAIN_VRAM); lpfn = adev->mc.visible_vram_size >> PAGE_SHIFT; for (i = 0; i < abo->placement.num_placement; i++) { @@ -954,6 +960,8 @@ u64 amdgpu_bo_gpu_offset(struct amdgpu_bo *bo) WARN_ON_ONCE(!ww_mutex_is_locked(&bo->tbo.resv->lock) && !bo->pin_count); WARN_ON_ONCE(bo->tbo.mem.start == AMDGPU_BO_INVALID_OFFSET); + WARN_ON_ONCE(bo->tbo.mem.mem_type == TTM_PL_VRAM && + !(bo->flags & AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS)); return bo->tbo.offset; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index dcaf691f56b5..a06cf9988912 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -1119,7 +1119,8 @@ int amdgpu_ttm_init(struct amdgpu_device *adev) r = amdgpu_bo_create(adev, 256 * 1024, PAGE_SIZE, true, AMDGPU_GEM_DOMAIN_VRAM, - AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED, + AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED | + AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS, NULL, NULL, &adev->stollen_vga_memory); if (r) { return r; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c index e3281cacc586..4cf3ca755810 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c @@ -1002,7 +1002,8 @@ int amdgpu_uvd_get_create_msg(struct amdgpu_ring *ring, uint32_t handle, r = amdgpu_bo_create(adev, 1024, PAGE_SIZE, true, AMDGPU_GEM_DOMAIN_VRAM, - AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED, + AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED | + AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS, NULL, NULL, &bo); if (r) return r; @@ -1051,7 +1052,8 @@ int amdgpu_uvd_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle, r = amdgpu_bo_create(adev, 1024, PAGE_SIZE, true, AMDGPU_GEM_DOMAIN_VRAM, - AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED, + AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED | + AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS, NULL, NULL, &bo); if (r) return r; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c index 7fe8fd884f06..9a534e2757cd 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c @@ -157,7 +157,8 @@ int amdgpu_vce_sw_init(struct amdgpu_device *adev, unsigned long size) r = amdgpu_bo_create(adev, size, PAGE_SIZE, true, AMDGPU_GEM_DOMAIN_VRAM, - AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED, + AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED | + AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS, NULL, NULL, &adev->vce.vcpu_bo); if (r) { dev_err(adev->dev, "(%d) failed to allocate VCE bo\n", r); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 06f24322e7c3..7b9e94f235ab 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -1416,7 +1416,8 @@ int amdgpu_vm_bo_map(struct amdgpu_device *adev, AMDGPU_GPU_PAGE_SIZE, true, AMDGPU_GEM_DOMAIN_VRAM, AMDGPU_GEM_CREATE_NO_CPU_ACCESS | - AMDGPU_GEM_CREATE_SHADOW, + AMDGPU_GEM_CREATE_SHADOW | + AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS, NULL, resv, &pt); if (r) goto error_free; @@ -1626,7 +1627,8 @@ int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm) r = amdgpu_bo_create(adev, pd_size, align, true, AMDGPU_GEM_DOMAIN_VRAM, AMDGPU_GEM_CREATE_NO_CPU_ACCESS | - AMDGPU_GEM_CREATE_SHADOW, + AMDGPU_GEM_CREATE_SHADOW | + AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS, NULL, NULL, &vm->page_directory); if (r) goto error_free_sched_entity; diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c index 71116da9e782..b2cf1290c1cf 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c @@ -3391,7 +3391,8 @@ static int gfx_v7_0_rlc_init(struct amdgpu_device *adev) if (adev->gfx.rlc.save_restore_obj == NULL) { r = amdgpu_bo_create(adev, dws * 4, PAGE_SIZE, true, AMDGPU_GEM_DOMAIN_VRAM, - AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED, + AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED | + AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS, NULL, NULL, &adev->gfx.rlc.save_restore_obj); if (r) { @@ -3435,7 +3436,8 @@ static int gfx_v7_0_rlc_init(struct amdgpu_device *adev) if (adev->gfx.rlc.clear_state_obj == NULL) { r = amdgpu_bo_create(adev, dws * 4, PAGE_SIZE, true, AMDGPU_GEM_DOMAIN_VRAM, - AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED, + AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED | + AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS, NULL, NULL, &adev->gfx.rlc.clear_state_obj); if (r) { @@ -3475,7 +3477,8 @@ static int gfx_v7_0_rlc_init(struct amdgpu_device *adev) if (adev->gfx.rlc.cp_table_obj == NULL) { r = amdgpu_bo_create(adev, adev->gfx.rlc.cp_table_size, PAGE_SIZE, true, AMDGPU_GEM_DOMAIN_VRAM, - AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED, + AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED | + AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS, NULL, NULL, &adev->gfx.rlc.cp_table_obj); if (r) { diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index ee6a48a09214..bd4d041717bf 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -1273,7 +1273,8 @@ static int gfx_v8_0_rlc_init(struct amdgpu_device *adev) if (adev->gfx.rlc.clear_state_obj == NULL) { r = amdgpu_bo_create(adev, dws * 4, PAGE_SIZE, true, AMDGPU_GEM_DOMAIN_VRAM, - AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED, + AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED | + AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS, NULL, NULL, &adev->gfx.rlc.clear_state_obj); if (r) { @@ -1315,7 +1316,8 @@ static int gfx_v8_0_rlc_init(struct amdgpu_device *adev) if (adev->gfx.rlc.cp_table_obj == NULL) { r = amdgpu_bo_create(adev, adev->gfx.rlc.cp_table_size, PAGE_SIZE, true, AMDGPU_GEM_DOMAIN_VRAM, - AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED, + AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED | + AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS, NULL, NULL, &adev->gfx.rlc.cp_table_obj); if (r) { diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h index 0db0d66dc2ba..6491e8b9a309 100644 --- a/include/uapi/drm/amdgpu_drm.h +++ b/include/uapi/drm/amdgpu_drm.h @@ -81,6 +81,8 @@ extern "C" { #define AMDGPU_GEM_CREATE_VRAM_CLEARED (1 << 3) /* Flag that create shadow bo(GTT) while allocating vram bo */ #define AMDGPU_GEM_CREATE_SHADOW (1 << 4) +/* Flag that allocating the BO should use linear VRAM */ +#define AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS (1 << 5) struct drm_amdgpu_gem_create_in { /** the requested memory size */ -- cgit v1.2.3 From 56de55a1a8fcabf8b3f6a64eedd3b6079b1f2fc7 Mon Sep 17 00:00:00 2001 From: Christian König Date: Wed, 24 Aug 2016 14:30:21 +0200 Subject: drm/amdgpu: use explicit limit for VRAM_CONTIGUOUS MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Split VRAM won't have a valid offset, so just set an explicit limit when the flag is given to trigger reallocation if necessary. Signed-off-by: Christian König Reviewed-by: Edward O'Callaghan Tested-by: Mike Lothian Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index ba41807eb917..c6754e71e1f5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -121,12 +121,17 @@ static void amdgpu_ttm_placement_init(struct amdgpu_device *adev, if (domain & AMDGPU_GEM_DOMAIN_VRAM) { unsigned visible_pfn = adev->mc.visible_vram_size >> PAGE_SHIFT; + unsigned lpfn = 0; + + /* This forces a reallocation if the flag wasn't set before */ + if (flags & AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS) + lpfn = adev->mc.real_vram_size >> PAGE_SHIFT; if (flags & AMDGPU_GEM_CREATE_NO_CPU_ACCESS && !(flags & AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED) && adev->mc.visible_vram_size < adev->mc.real_vram_size) { places[c].fpfn = visible_pfn; - places[c].lpfn = 0; + places[c].lpfn = lpfn; places[c].flags = TTM_PL_FLAG_WC | TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_VRAM | TTM_PL_FLAG_TOPDOWN; @@ -134,7 +139,7 @@ static void amdgpu_ttm_placement_init(struct amdgpu_device *adev, } places[c].fpfn = 0; - places[c].lpfn = 0; + places[c].lpfn = lpfn; places[c].flags = TTM_PL_FLAG_WC | TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_VRAM; if (flags & AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED) -- cgit v1.2.3 From d2e938701ac54cc44f28f79aa1dd640ba43b936f Mon Sep 17 00:00:00 2001 From: Christian König Date: Wed, 14 Sep 2016 10:35:19 +0200 Subject: drm/amdgpu: set at least the node size in the gtt manager MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Otherwise the new VM code becomes confused. Signed-off-by: Christian König Reviewed-by: Edward O'Callaghan Tested-by: Mike Lothian Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c index f86c84427778..3c634f02a3d5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c @@ -168,6 +168,7 @@ static int amdgpu_gtt_mgr_new(struct ttm_mem_type_manager *man, return -ENOMEM; node->start = AMDGPU_BO_INVALID_OFFSET; + node->size = mem->num_pages; mem->mm_node = node; if (place->fpfn || place->lpfn || place->flags & TTM_PL_FLAG_TOPDOWN) { -- cgit v1.2.3 From 63e0ba40e52c60f25ab67e27c89ed2b99b847562 Mon Sep 17 00:00:00 2001 From: Christian König Date: Tue, 16 Aug 2016 17:38:37 +0200 Subject: drm/amdgpu: handle multiple MM nodes in the VMs v2 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This allows us to map scattered VRAM BOs to the VMs. v2: fix offset handling, use pfn instead of offset, fix PAGE_SIZE != AMDGPU_GPU_PAGE_SIZE case Signed-off-by: Christian König Reviewed-by: Edward O'Callaghan Tested-by: Mike Lothian Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 81 +++++++++++++++++++--------------- 1 file changed, 46 insertions(+), 35 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 7b9e94f235ab..e2fefbbd3cc8 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -1065,8 +1065,8 @@ error_free: * @pages_addr: DMA addresses to use for mapping * @vm: requested vm * @mapping: mapped range and flags to use for the update - * @addr: addr to set the area to * @flags: HW flags for the mapping + * @nodes: array of drm_mm_nodes with the MC addresses * @fence: optional resulting fence * * Split the mapping into smaller chunks so that each update fits @@ -1079,12 +1079,11 @@ static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev, dma_addr_t *pages_addr, struct amdgpu_vm *vm, struct amdgpu_bo_va_mapping *mapping, - uint32_t flags, uint64_t addr, + uint32_t flags, + struct drm_mm_node *nodes, struct fence **fence) { - const uint64_t max_size = 64ULL * 1024ULL * 1024ULL / AMDGPU_GPU_PAGE_SIZE; - - uint64_t src = 0, start = mapping->it.start; + uint64_t pfn, src = 0, start = mapping->it.start; int r; /* normally,bo_va->flags only contians READABLE and WIRTEABLE bit go here @@ -1097,23 +1096,40 @@ static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev, trace_amdgpu_vm_bo_update(mapping); - if (pages_addr) { - if (flags == gtt_flags) - src = adev->gart.table_addr + (addr >> 12) * 8; - addr = 0; + pfn = mapping->offset >> PAGE_SHIFT; + if (nodes) { + while (pfn >= nodes->size) { + pfn -= nodes->size; + ++nodes; + } } - addr += mapping->offset; - if (!pages_addr || src) - return amdgpu_vm_bo_update_mapping(adev, exclusive, - src, pages_addr, vm, - start, mapping->it.last, - flags, addr, fence); + do { + uint64_t max_entries; + uint64_t addr, last; - while (start != mapping->it.last + 1) { - uint64_t last; + if (nodes) { + addr = nodes->start << PAGE_SHIFT; + max_entries = (nodes->size - pfn) * + (PAGE_SIZE / AMDGPU_GPU_PAGE_SIZE); + } else { + addr = 0; + max_entries = S64_MAX; + } - last = min((uint64_t)mapping->it.last, start + max_size - 1); + if (pages_addr) { + if (flags == gtt_flags) + src = adev->gart.table_addr + + (addr >> AMDGPU_GPU_PAGE_SHIFT) * 8; + else + max_entries = min(max_entries, 16ull * 1024ull); + addr = 0; + } else if (flags & AMDGPU_PTE_VALID) { + addr += adev->vm_manager.vram_base_offset; + } + addr += pfn << PAGE_SHIFT; + + last = min((uint64_t)mapping->it.last, start + max_entries - 1); r = amdgpu_vm_bo_update_mapping(adev, exclusive, src, pages_addr, vm, start, last, flags, addr, @@ -1121,9 +1137,14 @@ static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev, if (r) return r; + pfn += last - start + 1; + if (nodes && nodes->size == pfn) { + pfn = 0; + ++nodes; + } start = last + 1; - addr += max_size * AMDGPU_GPU_PAGE_SIZE; - } + + } while (unlikely(start != mapping->it.last + 1)); return 0; } @@ -1147,34 +1168,24 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev, dma_addr_t *pages_addr = NULL; uint32_t gtt_flags, flags; struct ttm_mem_reg *mem; + struct drm_mm_node *nodes; struct fence *exclusive; - uint64_t addr; int r; if (clear) { mem = NULL; - addr = 0; + nodes = NULL; exclusive = NULL; } else { struct ttm_dma_tt *ttm; mem = &bo_va->bo->tbo.mem; - addr = (u64)mem->start << PAGE_SHIFT; - switch (mem->mem_type) { - case TTM_PL_TT: + nodes = mem->mm_node; + if (mem->mem_type == TTM_PL_TT) { ttm = container_of(bo_va->bo->tbo.ttm, struct ttm_dma_tt, ttm); pages_addr = ttm->dma_address; - break; - - case TTM_PL_VRAM: - addr += adev->vm_manager.vram_base_offset; - break; - - default: - break; } - exclusive = reservation_object_get_excl(bo_va->bo->tbo.resv); } @@ -1190,7 +1201,7 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev, list_for_each_entry(mapping, &bo_va->invalids, list) { r = amdgpu_vm_bo_split_mapping(adev, exclusive, gtt_flags, pages_addr, vm, - mapping, flags, addr, + mapping, flags, nodes, &bo_va->last_pt_update); if (r) return r; -- cgit v1.2.3 From 8892f153c83e521aff2ee7ac620856e2983cd7a0 Mon Sep 17 00:00:00 2001 From: Christian König Date: Wed, 17 Aug 2016 10:46:52 +0200 Subject: drm/amdgpu: enable amdgpu_move_blit to handle multiple MM nodes v2 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This allows us to move scattered buffers around. v2: fix a couple of typos, handle scattered to scattered moves as well. Signed-off-by: Christian König Reviewed-by: Edward O'Callaghan Tested-by: Mike Lothian Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 118 +++++++++++++++++++++++--------- 1 file changed, 85 insertions(+), 33 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index a06cf9988912..1427c40c70bb 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -260,64 +260,116 @@ static void amdgpu_move_null(struct ttm_buffer_object *bo, new_mem->mm_node = NULL; } -static int amdgpu_move_blit(struct ttm_buffer_object *bo, - bool evict, bool no_wait_gpu, - struct ttm_mem_reg *new_mem, - struct ttm_mem_reg *old_mem) +static int amdgpu_mm_node_addr(struct ttm_buffer_object *bo, + struct drm_mm_node *mm_node, + struct ttm_mem_reg *mem, + uint64_t *addr) { - struct amdgpu_device *adev; - struct amdgpu_ring *ring; - uint64_t old_start, new_start; - struct fence *fence; int r; - adev = amdgpu_get_adev(bo->bdev); - ring = adev->mman.buffer_funcs_ring; - - switch (old_mem->mem_type) { + switch (mem->mem_type) { case TTM_PL_TT: - r = amdgpu_ttm_bind(bo, old_mem); + r = amdgpu_ttm_bind(bo, mem); if (r) return r; case TTM_PL_VRAM: - old_start = (u64)old_mem->start << PAGE_SHIFT; - old_start += bo->bdev->man[old_mem->mem_type].gpu_offset; + *addr = mm_node->start << PAGE_SHIFT; + *addr += bo->bdev->man[mem->mem_type].gpu_offset; break; default: - DRM_ERROR("Unknown placement %d\n", old_mem->mem_type); + DRM_ERROR("Unknown placement %d\n", mem->mem_type); return -EINVAL; } - switch (new_mem->mem_type) { - case TTM_PL_TT: - r = amdgpu_ttm_bind(bo, new_mem); - if (r) - return r; - case TTM_PL_VRAM: - new_start = (u64)new_mem->start << PAGE_SHIFT; - new_start += bo->bdev->man[new_mem->mem_type].gpu_offset; - break; - default: - DRM_ERROR("Unknown placement %d\n", old_mem->mem_type); - return -EINVAL; - } + return 0; +} + +static int amdgpu_move_blit(struct ttm_buffer_object *bo, + bool evict, bool no_wait_gpu, + struct ttm_mem_reg *new_mem, + struct ttm_mem_reg *old_mem) +{ + struct amdgpu_device *adev = amdgpu_get_adev(bo->bdev); + struct amdgpu_ring *ring = adev->mman.buffer_funcs_ring; + + struct drm_mm_node *old_mm, *new_mm; + uint64_t old_start, old_size, new_start, new_size; + unsigned long num_pages; + struct fence *fence = NULL; + int r; + + BUILD_BUG_ON((PAGE_SIZE % AMDGPU_GPU_PAGE_SIZE) != 0); + if (!ring->ready) { DRM_ERROR("Trying to move memory with ring turned off.\n"); return -EINVAL; } - BUILD_BUG_ON((PAGE_SIZE % AMDGPU_GPU_PAGE_SIZE) != 0); + old_mm = old_mem->mm_node; + r = amdgpu_mm_node_addr(bo, old_mm, old_mem, &old_start); + if (r) + return r; + old_size = old_mm->size; + - r = amdgpu_copy_buffer(ring, old_start, new_start, - new_mem->num_pages * PAGE_SIZE, /* bytes */ - bo->resv, &fence, false); + new_mm = new_mem->mm_node; + r = amdgpu_mm_node_addr(bo, new_mm, new_mem, &new_start); if (r) return r; + new_size = new_mm->size; + + num_pages = new_mem->num_pages; + while (num_pages) { + unsigned long cur_pages = min(old_size, new_size); + struct fence *next; + + r = amdgpu_copy_buffer(ring, old_start, new_start, + cur_pages * PAGE_SIZE, + bo->resv, &next, false); + if (r) + goto error; + + fence_put(fence); + fence = next; + + num_pages -= cur_pages; + if (!num_pages) + break; + + old_size -= cur_pages; + if (!old_size) { + r = amdgpu_mm_node_addr(bo, ++old_mm, old_mem, + &old_start); + if (r) + goto error; + old_size = old_mm->size; + } else { + old_start += cur_pages * PAGE_SIZE; + } + + new_size -= cur_pages; + if (!new_size) { + r = amdgpu_mm_node_addr(bo, ++new_mm, new_mem, + &new_start); + if (r) + goto error; + + new_size = new_mm->size; + } else { + new_start += cur_pages * PAGE_SIZE; + } + } r = ttm_bo_pipeline_move(bo, fence, evict, new_mem); fence_put(fence); return r; + +error: + if (fence) + fence_wait(fence, false); + fence_put(fence); + return r; } static int amdgpu_move_vram_ram(struct ttm_buffer_object *bo, -- cgit v1.2.3 From 6a7f76e70fac0b1d41e7c5e193c33b1ee7e902c6 Mon Sep 17 00:00:00 2001 From: Christian König Date: Wed, 24 Aug 2016 15:51:49 +0200 Subject: drm/amdgpu: add VRAM manager v2 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Split VRAM allocations into 4MB blocks. v2: fix typo in comment, some suggested cleanups v3: document how to disable the feature, fix rebase issue Signed-off-by: Christian König Reviewed-by: Edward O'Callaghan Tested-by: Mike Lothian Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/Makefile | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 1 + drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 7 + drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 4 + drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h | 1 + drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c | 222 +++++++++++++++++++++++++++ 7 files changed, 237 insertions(+), 2 deletions(-) create mode 100644 drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/Makefile b/drivers/gpu/drm/amd/amdgpu/Makefile index 248a05d02917..41bd2bf28f4c 100644 --- a/drivers/gpu/drm/amd/amdgpu/Makefile +++ b/drivers/gpu/drm/amd/amdgpu/Makefile @@ -24,7 +24,7 @@ amdgpu-y += amdgpu_device.o amdgpu_kms.o \ atombios_encoders.o amdgpu_sa.o atombios_i2c.o \ amdgpu_prime.o amdgpu_vm.o amdgpu_ib.o amdgpu_pll.o \ amdgpu_ucode.o amdgpu_bo_list.o amdgpu_ctx.o amdgpu_sync.o \ - amdgpu_gtt_mgr.o + amdgpu_gtt_mgr.o amdgpu_vram_mgr.o # add asic specific block amdgpu-$(CONFIG_DRM_AMDGPU_CIK)+= cik.o cik_ih.o kv_smc.o kv_dpm.o \ diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 039b57e4644c..1296f5967bd6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -97,6 +97,7 @@ extern char *amdgpu_disable_cu; extern int amdgpu_sclk_deep_sleep_en; extern char *amdgpu_virtual_display; extern unsigned amdgpu_pp_feature_mask; +extern int amdgpu_vram_page_split; #define AMDGPU_WAIT_IDLE_TIMEOUT_IN_MS 3000 #define AMDGPU_MAX_USEC_TIMEOUT 100000 /* 100 ms */ diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 246bbd1ab5ec..9df66d1e843d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -1052,6 +1052,13 @@ static void amdgpu_check_arguments(struct amdgpu_device *adev) amdgpu_vm_block_size); amdgpu_vm_block_size = 9; } + + if ((amdgpu_vram_page_split != -1 && amdgpu_vram_page_split < 16) || + !amdgpu_check_pot_argument(amdgpu_vram_page_split)) { + dev_warn(adev->dev, "invalid VRAM page split (%d)\n", + amdgpu_vram_page_split); + amdgpu_vram_page_split = 1024; + } } /** diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 2201f05ecc94..528d6531dd49 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -85,6 +85,7 @@ int amdgpu_vm_size = 64; int amdgpu_vm_block_size = -1; int amdgpu_vm_fault_stop = 0; int amdgpu_vm_debug = 0; +int amdgpu_vram_page_split = 1024; int amdgpu_exp_hw_support = 0; int amdgpu_sched_jobs = 32; int amdgpu_sched_hw_submission = 2; @@ -165,6 +166,9 @@ module_param_named(vm_fault_stop, amdgpu_vm_fault_stop, int, 0444); MODULE_PARM_DESC(vm_debug, "Debug VM handling (0 = disabled (default), 1 = enabled)"); module_param_named(vm_debug, amdgpu_vm_debug, int, 0644); +MODULE_PARM_DESC(vram_page_split, "Number of pages after we split VRAM allocations (default 1024, -1 = disable)"); +module_param_named(vram_page_split, amdgpu_vram_page_split, int, 0444); + MODULE_PARM_DESC(exp_hw_support, "experimental hw support (1 = enable, 0 = disable (default))"); module_param_named(exp_hw_support, amdgpu_exp_hw_support, int, 0444); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index 1427c40c70bb..f757f68418b7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -168,7 +168,7 @@ static int amdgpu_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, break; case TTM_PL_VRAM: /* "On-card" video ram */ - man->func = &ttm_bo_manager_func; + man->func = &amdgpu_vram_mgr_func; man->gpu_offset = adev->mc.vram_start; man->flags = TTM_MEMTYPE_FLAG_FIXED | TTM_MEMTYPE_FLAG_MAPPABLE; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h index 9812c805326c..d1c00c04782f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h @@ -66,6 +66,7 @@ struct amdgpu_mman { }; extern const struct ttm_mem_type_manager_func amdgpu_gtt_mgr_func; +extern const struct ttm_mem_type_manager_func amdgpu_vram_mgr_func; int amdgpu_gtt_mgr_alloc(struct ttm_mem_type_manager *man, struct ttm_buffer_object *tbo, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c new file mode 100644 index 000000000000..180eed7c8bca --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c @@ -0,0 +1,222 @@ +/* + * Copyright 2016 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Christian König + */ + +#include +#include "amdgpu.h" + +struct amdgpu_vram_mgr { + struct drm_mm mm; + spinlock_t lock; +}; + +/** + * amdgpu_vram_mgr_init - init VRAM manager and DRM MM + * + * @man: TTM memory type manager + * @p_size: maximum size of VRAM + * + * Allocate and initialize the VRAM manager. + */ +static int amdgpu_vram_mgr_init(struct ttm_mem_type_manager *man, + unsigned long p_size) +{ + struct amdgpu_vram_mgr *mgr; + + mgr = kzalloc(sizeof(*mgr), GFP_KERNEL); + if (!mgr) + return -ENOMEM; + + drm_mm_init(&mgr->mm, 0, p_size); + spin_lock_init(&mgr->lock); + man->priv = mgr; + return 0; +} + +/** + * amdgpu_vram_mgr_fini - free and destroy VRAM manager + * + * @man: TTM memory type manager + * + * Destroy and free the VRAM manager, returns -EBUSY if ranges are still + * allocated inside it. + */ +static int amdgpu_vram_mgr_fini(struct ttm_mem_type_manager *man) +{ + struct amdgpu_vram_mgr *mgr = man->priv; + + spin_lock(&mgr->lock); + if (!drm_mm_clean(&mgr->mm)) { + spin_unlock(&mgr->lock); + return -EBUSY; + } + + drm_mm_takedown(&mgr->mm); + spin_unlock(&mgr->lock); + kfree(mgr); + man->priv = NULL; + return 0; +} + +/** + * amdgpu_vram_mgr_new - allocate new ranges + * + * @man: TTM memory type manager + * @tbo: TTM BO we need this range for + * @place: placement flags and restrictions + * @mem: the resulting mem object + * + * Allocate VRAM for the given BO. + */ +static int amdgpu_vram_mgr_new(struct ttm_mem_type_manager *man, + struct ttm_buffer_object *tbo, + const struct ttm_place *place, + struct ttm_mem_reg *mem) +{ + struct amdgpu_bo *bo = container_of(tbo, struct amdgpu_bo, tbo); + struct amdgpu_vram_mgr *mgr = man->priv; + struct drm_mm *mm = &mgr->mm; + struct drm_mm_node *nodes; + enum drm_mm_search_flags sflags = DRM_MM_SEARCH_DEFAULT; + enum drm_mm_allocator_flags aflags = DRM_MM_CREATE_DEFAULT; + unsigned long lpfn, num_nodes, pages_per_node, pages_left; + unsigned i; + int r; + + lpfn = place->lpfn; + if (!lpfn) + lpfn = man->size; + + if (bo->flags & AMDGPU_GEM_CREATE_VRAM_CONTIGUOUS || + amdgpu_vram_page_split == -1) { + pages_per_node = ~0ul; + num_nodes = 1; + } else { + pages_per_node = max((uint32_t)amdgpu_vram_page_split, + mem->page_alignment); + num_nodes = DIV_ROUND_UP(mem->num_pages, pages_per_node); + } + + nodes = kcalloc(num_nodes, sizeof(*nodes), GFP_KERNEL); + if (!nodes) + return -ENOMEM; + + if (place->flags & TTM_PL_FLAG_TOPDOWN) { + sflags = DRM_MM_SEARCH_BELOW; + aflags = DRM_MM_CREATE_TOP; + } + + pages_left = mem->num_pages; + + spin_lock(&mgr->lock); + for (i = 0; i < num_nodes; ++i) { + unsigned long pages = min(pages_left, pages_per_node); + uint32_t alignment = mem->page_alignment; + + if (pages == pages_per_node) + alignment = pages_per_node; + else + sflags |= DRM_MM_SEARCH_BEST; + + r = drm_mm_insert_node_in_range_generic(mm, &nodes[i], pages, + alignment, 0, + place->fpfn, lpfn, + sflags, aflags); + if (unlikely(r)) + goto error; + + pages_left -= pages; + } + spin_unlock(&mgr->lock); + + mem->start = num_nodes == 1 ? nodes[0].start : AMDGPU_BO_INVALID_OFFSET; + mem->mm_node = nodes; + + return 0; + +error: + while (i--) + drm_mm_remove_node(&nodes[i]); + spin_unlock(&mgr->lock); + + kfree(nodes); + return r == -ENOSPC ? 0 : r; +} + +/** + * amdgpu_vram_mgr_del - free ranges + * + * @man: TTM memory type manager + * @tbo: TTM BO we need this range for + * @place: placement flags and restrictions + * @mem: TTM memory object + * + * Free the allocated VRAM again. + */ +static void amdgpu_vram_mgr_del(struct ttm_mem_type_manager *man, + struct ttm_mem_reg *mem) +{ + struct amdgpu_vram_mgr *mgr = man->priv; + struct drm_mm_node *nodes = mem->mm_node; + unsigned pages = mem->num_pages; + + if (!mem->mm_node) + return; + + spin_lock(&mgr->lock); + while (pages) { + pages -= nodes->size; + drm_mm_remove_node(nodes); + ++nodes; + } + spin_unlock(&mgr->lock); + + kfree(mem->mm_node); + mem->mm_node = NULL; +} + +/** + * amdgpu_vram_mgr_debug - dump VRAM table + * + * @man: TTM memory type manager + * @prefix: text prefix + * + * Dump the table content using printk. + */ +static void amdgpu_vram_mgr_debug(struct ttm_mem_type_manager *man, + const char *prefix) +{ + struct amdgpu_vram_mgr *mgr = man->priv; + + spin_lock(&mgr->lock); + drm_mm_debug_table(&mgr->mm, prefix); + spin_unlock(&mgr->lock); +} + +const struct ttm_mem_type_manager_func amdgpu_vram_mgr_func = { + amdgpu_vram_mgr_init, + amdgpu_vram_mgr_fini, + amdgpu_vram_mgr_new, + amdgpu_vram_mgr_del, + amdgpu_vram_mgr_debug +}; -- cgit v1.2.3 From e0adf6c86ceb717132bfb1aec298a308663bb853 Mon Sep 17 00:00:00 2001 From: Junwei Zhang Date: Thu, 29 Sep 2016 09:39:10 +0800 Subject: drm/amd/amdgpu: unify memory query info interface MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Junwei Zhang Reviewed-by: Marek Olšák Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 54 +++++++++++++++++---------------- include/uapi/drm/amdgpu_drm.h | 38 +++++++++++++++-------- 2 files changed, 54 insertions(+), 38 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c index 09b94901faec..1ecfe9a046ab 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c @@ -411,32 +411,34 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file return copy_to_user(out, &vram_gtt, min((size_t)size, sizeof(vram_gtt))) ? -EFAULT : 0; } - case AMDGPU_INFO_VRAM_GTT_TOTAL: { - struct drm_amdgpu_info_vram_gtt_total vram_gtt_total; - - vram_gtt_total.vram_total_size = adev->mc.real_vram_size; - vram_gtt_total.vram_cpu_accessible_total_size = adev->mc.visible_vram_size; - vram_gtt_total.gtt_total_size = adev->mc.gtt_size; - return copy_to_user(out, &vram_gtt_total, - min((size_t)size, sizeof(vram_gtt_total))) - ? -EFAULT : 0; - } - case AMDGPU_INFO_VRAM_GTT_MAX: { - struct drm_amdgpu_info_vram_gtt_max vram_gtt_max; - u64 max_size; - - max_size = adev->mc.real_vram_size - adev->vram_pin_size; - vram_gtt_max.vram_max_size = max_size * 3 / 4; - - max_size = adev->mc.visible_vram_size - (adev->vram_pin_size - - adev->invisible_pin_size); - vram_gtt_max.vram_cpu_accessible_max_size = max_size * 3 / 4; - - max_size = adev->mc.gtt_size - adev->gart_pin_size; - vram_gtt_max.gtt_max_size = max_size * 3 / 4; - - return copy_to_user(out, &vram_gtt_max, - min((size_t)size, sizeof(vram_gtt_max))) + case AMDGPU_INFO_MEMORY: { + struct drm_amdgpu_memory_info mem; + + memset(&mem, 0, sizeof(mem)); + mem.vram.total_heap_size = adev->mc.real_vram_size; + mem.vram.usable_heap_size = + adev->mc.real_vram_size - adev->vram_pin_size; + mem.vram.heap_usage = atomic64_read(&adev->vram_usage); + mem.vram.max_allocation = mem.vram.usable_heap_size * 3 / 4; + + mem.cpu_accessible_vram.total_heap_size = + adev->mc.visible_vram_size; + mem.cpu_accessible_vram.usable_heap_size = + adev->mc.visible_vram_size - + (adev->vram_pin_size - adev->invisible_pin_size); + mem.cpu_accessible_vram.heap_usage = + atomic64_read(&adev->vram_vis_usage); + mem.cpu_accessible_vram.max_allocation = + mem.cpu_accessible_vram.usable_heap_size * 3 / 4; + + mem.gtt.total_heap_size = adev->mc.gtt_size; + mem.gtt.usable_heap_size = + adev->mc.gtt_size - adev->gart_pin_size; + mem.gtt.heap_usage = atomic64_read(&adev->gtt_usage); + mem.gtt.max_allocation = mem.gtt.usable_heap_size * 3 / 4; + + return copy_to_user(out, &mem, + min((size_t)size, sizeof(mem))) ? -EFAULT : 0; } case AMDGPU_INFO_READ_MMR_REG: { diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h index 6491e8b9a309..b6a04d48f457 100644 --- a/include/uapi/drm/amdgpu_drm.h +++ b/include/uapi/drm/amdgpu_drm.h @@ -489,10 +489,8 @@ struct drm_amdgpu_cs_chunk_data { #define AMDGPU_INFO_VIS_VRAM_USAGE 0x17 /* number of TTM buffer evictions */ #define AMDGPU_INFO_NUM_EVICTIONS 0x18 -/* Query the total size of VRAM and GTT domains */ -#define AMDGPU_INFO_VRAM_GTT_TOTAL 0x19 -/* Query the max allocation size of VRAM and GTT domains */ -#define AMDGPU_INFO_VRAM_GTT_MAX 0x1a +/* Query memory about VRAM and GTT domains */ +#define AMDGPU_INFO_MEMORY 0x19 #define AMDGPU_INFO_MMR_SE_INDEX_SHIFT 0 #define AMDGPU_INFO_MMR_SE_INDEX_MASK 0xff @@ -578,16 +576,32 @@ struct drm_amdgpu_info_vram_gtt { __u64 gtt_size; }; -struct drm_amdgpu_info_vram_gtt_total { - __u64 vram_total_size; - __u64 vram_cpu_accessible_total_size; - __u64 gtt_total_size; +struct drm_amdgpu_heap_info { + /** max. physical memory */ + __u64 total_heap_size; + + /** Theoretical max. available memory in the given heap */ + __u64 usable_heap_size; + + /** + * Number of bytes allocated in the heap. This includes all processes + * and private allocations in the kernel. It changes when new buffers + * are allocated, freed, and moved. It cannot be larger than + * heap_size. + */ + __u64 heap_usage; + + /** + * Theoretical possible max. size of buffer which + * could be allocated in the given heap + */ + __u64 max_allocation; }; -struct drm_amdgpu_info_vram_gtt_max { - __u64 vram_max_size; - __u64 vram_cpu_accessible_max_size; - __u64 gtt_max_size; +struct drm_amdgpu_memory_info { + struct drm_amdgpu_heap_info vram; + struct drm_amdgpu_heap_info cpu_accessible_vram; + struct drm_amdgpu_heap_info gtt; }; struct drm_amdgpu_info_firmware { -- cgit v1.2.3 From ef704318d351b89ca3f1e8b36f48aeb26fd80f69 Mon Sep 17 00:00:00 2001 From: Junwei Zhang Date: Wed, 28 Sep 2016 13:27:15 +0800 Subject: drm/amd/amdgpu: bump version for memory query info MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Junwei Zhang Reviewed-by: Marek Olšák Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 528d6531dd49..a113a432d3a4 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -58,9 +58,10 @@ * - 3.6.0 - kmd involves use CONTEXT_CONTROL in ring buffer. * - 3.7.0 - Add support for VCE clock list packet * - 3.8.0 - Add support raster config init in the kernel + * - 3.9.0 - Add support for memory query info about VRAM and GTT. */ #define KMS_DRIVER_MAJOR 3 -#define KMS_DRIVER_MINOR 8 +#define KMS_DRIVER_MINOR 9 #define KMS_DRIVER_PATCHLEVEL 0 int amdgpu_vram_limit = 0; -- cgit v1.2.3 From 297b12862d738f82c9f82b9b0f6df80dc447189a Mon Sep 17 00:00:00 2001 From: Baoyou Xie Date: Fri, 30 Sep 2016 16:13:01 +0800 Subject: drm/radeon: add missing header dependencies MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We get a few warnings when building kernel with W=1: drivers/gpu/drm/radeon/radeon_clocks.c:35:10: warning: no previous prototype for 'radeon_legacy_get_engine_clock' [-Wmissing-prototypes] drivers/gpu/drm/radeon/atombios_encoders.c:75:1: warning: no previous prototype for 'atombios_get_backlight_level' [-Wmissing-prototypes] drivers/gpu/drm/radeon/r600_cs.c:2268:5: warning: no previous prototype for 'r600_cs_parse' [-Wmissing-prototypes] drivers/gpu/drm/radeon/evergreen_cs.c:2671:5: warning: no previous prototype for 'evergreen_cs_parse' [-Wmissing-prototypes] .... In fact, these functions are declared in drivers/gpu/drm/radeon/radeon_asic.h, so this patch adds missing header dependencies. Reviewed-by: Christian König Signed-off-by: Baoyou Xie Signed-off-by: Alex Deucher --- drivers/gpu/drm/radeon/atombios_encoders.c | 1 + drivers/gpu/drm/radeon/evergreen_cs.c | 1 + drivers/gpu/drm/radeon/r600_cs.c | 1 + drivers/gpu/drm/radeon/radeon_atombios.c | 1 + drivers/gpu/drm/radeon/radeon_clocks.c | 1 + drivers/gpu/drm/radeon/radeon_legacy_encoders.c | 1 + 6 files changed, 6 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/radeon/atombios_encoders.c b/drivers/gpu/drm/radeon/atombios_encoders.c index 56bb758f4e33..fa4f8f008e4d 100644 --- a/drivers/gpu/drm/radeon/atombios_encoders.c +++ b/drivers/gpu/drm/radeon/atombios_encoders.c @@ -28,6 +28,7 @@ #include #include "radeon.h" #include "radeon_audio.h" +#include "radeon_asic.h" #include "atom.h" #include diff --git a/drivers/gpu/drm/radeon/evergreen_cs.c b/drivers/gpu/drm/radeon/evergreen_cs.c index d960d3915408..f8b05090232a 100644 --- a/drivers/gpu/drm/radeon/evergreen_cs.c +++ b/drivers/gpu/drm/radeon/evergreen_cs.c @@ -27,6 +27,7 @@ */ #include #include "radeon.h" +#include "radeon_asic.h" #include "evergreend.h" #include "evergreen_reg_safe.h" #include "cayman_reg_safe.h" diff --git a/drivers/gpu/drm/radeon/r600_cs.c b/drivers/gpu/drm/radeon/r600_cs.c index b69c8de35bd3..595a19736458 100644 --- a/drivers/gpu/drm/radeon/r600_cs.c +++ b/drivers/gpu/drm/radeon/r600_cs.c @@ -28,6 +28,7 @@ #include #include #include "radeon.h" +#include "radeon_asic.h" #include "r600d.h" #include "r600_reg_safe.h" diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 5df3ec73021b..4134759a6823 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -29,6 +29,7 @@ #include "atom.h" #include "atom-bits.h" +#include "radeon_asic.h" extern void radeon_add_atom_encoder(struct drm_device *dev, uint32_t encoder_enum, diff --git a/drivers/gpu/drm/radeon/radeon_clocks.c b/drivers/gpu/drm/radeon/radeon_clocks.c index 38e396dae0a9..c1135feb93c1 100644 --- a/drivers/gpu/drm/radeon/radeon_clocks.c +++ b/drivers/gpu/drm/radeon/radeon_clocks.c @@ -29,6 +29,7 @@ #include #include "radeon_reg.h" #include "radeon.h" +#include "radeon_asic.h" #include "atom.h" /* 10 khz */ diff --git a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c index 868c3ba2efaa..222a1fa41d7c 100644 --- a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c +++ b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c @@ -27,6 +27,7 @@ #include #include #include "radeon.h" +#include "radeon_asic.h" #include "atom.h" #include #ifdef CONFIG_PMAC_BACKLIGHT -- cgit v1.2.3 From 22e5808ebae9bca33bdefc7e4d9e5e48a2f1c9ab Mon Sep 17 00:00:00 2001 From: Baoyou Xie Date: Fri, 30 Sep 2016 16:13:02 +0800 Subject: drm/radeon: mark symbols static where possible MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We get 4 warnings when building kernel with W=1: drivers/gpu/drm/radeon/si.c:7850:5: warning: no previous prototype for 'si_vce_send_vcepll_ctlreq' [-Wmissing-prototypes] drivers/gpu/drm/radeon/radeon_dp_mst.c:226:21: warning: no previous prototype for 'radeon_mst_best_encoder' [-Wmissing-prototypes] drivers/gpu/drm/radeon/radeon_dp_mst.c:344:26: warning: no previous prototype for 'radeon_mst_find_connector' [-Wmissing-prototypes] drivers/gpu/drm/radeon/radeon_dp_mst.c:600:6: warning: no previous prototype for 'radeon_dp_mst_encoder_destroy' [-Wmissing-prototypes] In fact, these functions are only used in the file in which they are declared and don't need a declaration, but can be made static. So this patch marks these functions with 'static'. Reviewed-by: Christian König Signed-off-by: Baoyou Xie Signed-off-by: Alex Deucher --- drivers/gpu/drm/radeon/radeon_dp_mst.c | 8 +++++--- drivers/gpu/drm/radeon/si.c | 2 +- 2 files changed, 6 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/radeon/radeon_dp_mst.c b/drivers/gpu/drm/radeon/radeon_dp_mst.c index de504ea29c06..6d1237d6e1b8 100644 --- a/drivers/gpu/drm/radeon/radeon_dp_mst.c +++ b/drivers/gpu/drm/radeon/radeon_dp_mst.c @@ -223,7 +223,8 @@ radeon_dp_mst_mode_valid(struct drm_connector *connector, return MODE_OK; } -struct drm_encoder *radeon_mst_best_encoder(struct drm_connector *connector) +static struct +drm_encoder *radeon_mst_best_encoder(struct drm_connector *connector) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); @@ -341,7 +342,8 @@ const struct drm_dp_mst_topology_cbs mst_cbs = { .hotplug = radeon_dp_mst_hotplug, }; -struct radeon_connector *radeon_mst_find_connector(struct drm_encoder *encoder) +static struct +radeon_connector *radeon_mst_find_connector(struct drm_encoder *encoder) { struct drm_device *dev = encoder->dev; struct drm_connector *connector; @@ -597,7 +599,7 @@ static const struct drm_encoder_helper_funcs radeon_mst_helper_funcs = { .commit = radeon_mst_encoder_commit, }; -void radeon_dp_mst_encoder_destroy(struct drm_encoder *encoder) +static void radeon_dp_mst_encoder_destroy(struct drm_encoder *encoder) { drm_encoder_cleanup(encoder); kfree(encoder); diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c index e402be8821c4..143280dc0851 100644 --- a/drivers/gpu/drm/radeon/si.c +++ b/drivers/gpu/drm/radeon/si.c @@ -7858,7 +7858,7 @@ static void si_program_aspm(struct radeon_device *rdev) } } -int si_vce_send_vcepll_ctlreq(struct radeon_device *rdev) +static int si_vce_send_vcepll_ctlreq(struct radeon_device *rdev) { unsigned i; -- cgit v1.2.3 From f8a4c11b0a33f98212f39a6882d46dfb7b33a006 Mon Sep 17 00:00:00 2001 From: Baoyou Xie Date: Fri, 30 Sep 2016 17:58:42 +0800 Subject: drm/amd/powerplay: mark symbols static where possible MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We get a few warnings when building kernel with W=1: drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/fiji_smumgr.c:162:5: warning: no previous prototype for 'fiji_setup_pwr_virus' [-Wmissing-prototypes] drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/fiji_smc.c:2052:5: warning: no previous prototype for 'fiji_program_mem_timing_parameters' [-Wmissing-prototypes] drivers/gpu/drm/amd/amdgpu/../powerplay/smumgr/polaris10_smumgr.c:175:5: warning: no previous prototype for 'polaris10_avfs_event_mgr' [-Wmissing-prototypes] drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/cz_hwmgr.c:69:10: warning: no previous prototype for 'cz_get_eclk_level' [-Wmissing-prototypes] drivers/gpu/drm/amd/amdgpu/../powerplay/hwmgr/smu7_hwmgr.c:92:26: warning: no previous prototype for 'cast_phw_smu7_power_state' [-Wmissing-prototypes] .... In fact, these functions are only used in the file in which they are declared and don't need a declaration, but can be made static. So this patch marks these functions with 'static'. Acked-by: Christian König Signed-off-by: Baoyou Xie Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/powerplay/amd_powerplay.c | 5 ++- drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c | 12 +++--- .../amd/powerplay/hwmgr/process_pptables_v1_0.c | 6 +-- .../gpu/drm/amd/powerplay/hwmgr/processpptables.c | 4 +- .../amd/powerplay/hwmgr/smu7_clockpowergating.c | 10 ++--- drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c | 45 ++++++++++++---------- drivers/gpu/drm/amd/powerplay/smumgr/fiji_smc.c | 2 +- drivers/gpu/drm/amd/powerplay/smumgr/fiji_smumgr.c | 12 +++--- .../drm/amd/powerplay/smumgr/polaris10_smumgr.c | 5 ++- 9 files changed, 54 insertions(+), 47 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c index 7174f7a68266..bb8a345c750a 100644 --- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c +++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c @@ -436,7 +436,8 @@ static enum PP_StateUILabel power_state_convert(enum amd_pm_state_type state) } } -int pp_dpm_dispatch_tasks(void *handle, enum amd_pp_event event_id, void *input, void *output) +static int pp_dpm_dispatch_tasks(void *handle, enum amd_pp_event event_id, + void *input, void *output) { int ret = 0; struct pp_instance *pp_handle; @@ -475,7 +476,7 @@ int pp_dpm_dispatch_tasks(void *handle, enum amd_pp_event event_id, void *input, return ret; } -enum amd_pm_state_type pp_dpm_get_current_power_state(void *handle) +static enum amd_pm_state_type pp_dpm_get_current_power_state(void *handle) { struct pp_hwmgr *hwmgr; struct pp_power_state *state; diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c index 960424913496..4b14f259a147 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c @@ -66,7 +66,7 @@ static const struct cz_power_state *cast_const_PhwCzPowerState( return (struct cz_power_state *)hw_ps; } -uint32_t cz_get_eclk_level(struct pp_hwmgr *hwmgr, +static uint32_t cz_get_eclk_level(struct pp_hwmgr *hwmgr, uint32_t clock, uint32_t msg) { int i = 0; @@ -1017,7 +1017,7 @@ static int cz_tf_program_bootup_state(struct pp_hwmgr *hwmgr, void *input, return 0; } -int cz_tf_reset_acp_boot_level(struct pp_hwmgr *hwmgr, void *input, +static int cz_tf_reset_acp_boot_level(struct pp_hwmgr *hwmgr, void *input, void *output, void *storage, int result) { struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend); @@ -1225,7 +1225,7 @@ static int cz_hwmgr_backend_fini(struct pp_hwmgr *hwmgr) return 0; } -int cz_phm_force_dpm_highest(struct pp_hwmgr *hwmgr) +static int cz_phm_force_dpm_highest(struct pp_hwmgr *hwmgr) { struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend); @@ -1239,7 +1239,7 @@ int cz_phm_force_dpm_highest(struct pp_hwmgr *hwmgr) return 0; } -int cz_phm_unforce_dpm_levels(struct pp_hwmgr *hwmgr) +static int cz_phm_unforce_dpm_levels(struct pp_hwmgr *hwmgr) { struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend); struct phm_clock_voltage_dependency_table *table = @@ -1277,7 +1277,7 @@ int cz_phm_unforce_dpm_levels(struct pp_hwmgr *hwmgr) return 0; } -int cz_phm_force_dpm_lowest(struct pp_hwmgr *hwmgr) +static int cz_phm_force_dpm_lowest(struct pp_hwmgr *hwmgr) { struct cz_hwmgr *cz_hwmgr = (struct cz_hwmgr *)(hwmgr->backend); @@ -1533,7 +1533,7 @@ static int cz_dpm_get_pp_table_entry(struct pp_hwmgr *hwmgr, return result; } -int cz_get_power_state_size(struct pp_hwmgr *hwmgr) +static int cz_get_power_state_size(struct pp_hwmgr *hwmgr) { return sizeof(struct cz_power_state); } diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c b/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c index 7de701d8a450..155cd0dfe0c5 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c @@ -131,7 +131,7 @@ static int set_platform_caps(struct pp_hwmgr *hwmgr, uint32_t powerplay_caps) /** * Private Function to get the PowerPlay Table Address. */ -const void *get_powerplay_table(struct pp_hwmgr *hwmgr) +static const void *get_powerplay_table(struct pp_hwmgr *hwmgr) { int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo); @@ -1049,7 +1049,7 @@ static int check_powerplay_tables( return 0; } -int pp_tables_v1_0_initialize(struct pp_hwmgr *hwmgr) +static int pp_tables_v1_0_initialize(struct pp_hwmgr *hwmgr) { int result = 0; const ATOM_Tonga_POWERPLAYTABLE *powerplay_table; @@ -1100,7 +1100,7 @@ int pp_tables_v1_0_initialize(struct pp_hwmgr *hwmgr) return result; } -int pp_tables_v1_0_uninitialize(struct pp_hwmgr *hwmgr) +static int pp_tables_v1_0_uninitialize(struct pp_hwmgr *hwmgr) { struct phm_ppt_v1_information *pp_table_information = (struct phm_ppt_v1_information *)(hwmgr->pptable); diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c b/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c index ccf7ebeaf892..bd1f19010315 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c @@ -1507,7 +1507,7 @@ static int init_phase_shedding_table(struct pp_hwmgr *hwmgr, return 0; } -int get_number_of_vce_state_table_entries( +static int get_number_of_vce_state_table_entries( struct pp_hwmgr *hwmgr) { const ATOM_PPLIB_POWERPLAYTABLE *table = @@ -1521,7 +1521,7 @@ int get_number_of_vce_state_table_entries( return 0; } -int get_vce_state_table_entry(struct pp_hwmgr *hwmgr, +static int get_vce_state_table_entry(struct pp_hwmgr *hwmgr, unsigned long i, struct pp_vce_state *vce_state, void **clock_info, diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_clockpowergating.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_clockpowergating.c index 6eb6db199250..f5a58d489b4b 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_clockpowergating.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_clockpowergating.c @@ -75,7 +75,7 @@ int smu7_powerdown_uvd(struct pp_hwmgr *hwmgr) return 0; } -int smu7_powerup_uvd(struct pp_hwmgr *hwmgr) +static int smu7_powerup_uvd(struct pp_hwmgr *hwmgr) { if (phm_cf_want_uvd_power_gating(hwmgr)) { if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, @@ -91,7 +91,7 @@ int smu7_powerup_uvd(struct pp_hwmgr *hwmgr) return 0; } -int smu7_powerdown_vce(struct pp_hwmgr *hwmgr) +static int smu7_powerdown_vce(struct pp_hwmgr *hwmgr) { if (phm_cf_want_vce_power_gating(hwmgr)) return smum_send_msg_to_smc(hwmgr->smumgr, @@ -99,7 +99,7 @@ int smu7_powerdown_vce(struct pp_hwmgr *hwmgr) return 0; } -int smu7_powerup_vce(struct pp_hwmgr *hwmgr) +static int smu7_powerup_vce(struct pp_hwmgr *hwmgr) { if (phm_cf_want_vce_power_gating(hwmgr)) return smum_send_msg_to_smc(hwmgr->smumgr, @@ -107,7 +107,7 @@ int smu7_powerup_vce(struct pp_hwmgr *hwmgr) return 0; } -int smu7_powerdown_samu(struct pp_hwmgr *hwmgr) +static int smu7_powerdown_samu(struct pp_hwmgr *hwmgr) { if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_SamuPowerGating)) @@ -116,7 +116,7 @@ int smu7_powerdown_samu(struct pp_hwmgr *hwmgr) return 0; } -int smu7_powerup_samu(struct pp_hwmgr *hwmgr) +static int smu7_powerup_samu(struct pp_hwmgr *hwmgr) { if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_SamuPowerGating)) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c index 609996c84ad5..173f9f3f2068 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c @@ -89,7 +89,7 @@ enum DPM_EVENT_SRC { static const unsigned long PhwVIslands_Magic = (unsigned long)(PHM_VIslands_Magic); -struct smu7_power_state *cast_phw_smu7_power_state( +static struct smu7_power_state *cast_phw_smu7_power_state( struct pp_hw_power_state *hw_ps) { PP_ASSERT_WITH_CODE((PhwVIslands_Magic == hw_ps->magic), @@ -99,7 +99,7 @@ struct smu7_power_state *cast_phw_smu7_power_state( return (struct smu7_power_state *)hw_ps; } -const struct smu7_power_state *cast_const_phw_smu7_power_state( +static const struct smu7_power_state *cast_const_phw_smu7_power_state( const struct pp_hw_power_state *hw_ps) { PP_ASSERT_WITH_CODE((PhwVIslands_Magic == hw_ps->magic), @@ -115,7 +115,7 @@ const struct smu7_power_state *cast_const_phw_smu7_power_state( * @param hwmgr the address of the powerplay hardware manager. * @return always 0 */ -int smu7_get_mc_microcode_version (struct pp_hwmgr *hwmgr) +static int smu7_get_mc_microcode_version(struct pp_hwmgr *hwmgr) { cgs_write_register(hwmgr->device, mmMC_SEQ_IO_DEBUG_INDEX, 0x9F); @@ -124,7 +124,7 @@ int smu7_get_mc_microcode_version (struct pp_hwmgr *hwmgr) return 0; } -uint16_t smu7_get_current_pcie_speed(struct pp_hwmgr *hwmgr) +static uint16_t smu7_get_current_pcie_speed(struct pp_hwmgr *hwmgr) { uint32_t speedCntl = 0; @@ -135,7 +135,7 @@ uint16_t smu7_get_current_pcie_speed(struct pp_hwmgr *hwmgr) PCIE_LC_SPEED_CNTL, LC_CURRENT_DATA_RATE)); } -int smu7_get_current_pcie_lane_number(struct pp_hwmgr *hwmgr) +static int smu7_get_current_pcie_lane_number(struct pp_hwmgr *hwmgr) { uint32_t link_width; @@ -155,7 +155,7 @@ int smu7_get_current_pcie_lane_number(struct pp_hwmgr *hwmgr) * @param pHwMgr the address of the powerplay hardware manager. * @return always PP_Result_OK */ -int smu7_enable_smc_voltage_controller(struct pp_hwmgr *hwmgr) +static int smu7_enable_smc_voltage_controller(struct pp_hwmgr *hwmgr) { if (hwmgr->feature_mask & PP_SMC_VOLTAGE_CONTROL_MASK) smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_Voltage_Cntl_Enable); @@ -802,7 +802,7 @@ static int smu7_setup_dpm_tables_v1(struct pp_hwmgr *hwmgr) return 0; } -int smu7_setup_default_dpm_tables(struct pp_hwmgr *hwmgr) +static int smu7_setup_default_dpm_tables(struct pp_hwmgr *hwmgr) { struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); @@ -1153,7 +1153,7 @@ static int smu7_disable_thermal_auto_throttle(struct pp_hwmgr *hwmgr) return smu7_disable_auto_throttle_source(hwmgr, PHM_AutoThrottleSource_Thermal); } -int smu7_pcie_performance_request(struct pp_hwmgr *hwmgr) +static int smu7_pcie_performance_request(struct pp_hwmgr *hwmgr) { struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); data->pcie_performance_request = true; @@ -1161,7 +1161,7 @@ int smu7_pcie_performance_request(struct pp_hwmgr *hwmgr) return 0; } -int smu7_enable_dpm_tasks(struct pp_hwmgr *hwmgr) +static int smu7_enable_dpm_tasks(struct pp_hwmgr *hwmgr) { int tmp_result = 0; int result = 0; @@ -1864,7 +1864,7 @@ static int smu7_set_private_data_based_on_pptable_v1(struct pp_hwmgr *hwmgr) return 0; } -int smu7_patch_voltage_workaround(struct pp_hwmgr *hwmgr) +static int smu7_patch_voltage_workaround(struct pp_hwmgr *hwmgr) { struct phm_ppt_v1_information *table_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); @@ -2253,7 +2253,7 @@ static int smu7_set_private_data_based_on_pptable_v0(struct pp_hwmgr *hwmgr) return 0; } -int smu7_hwmgr_backend_init(struct pp_hwmgr *hwmgr) +static int smu7_hwmgr_backend_init(struct pp_hwmgr *hwmgr) { struct smu7_hwmgr *data; int result; @@ -3672,14 +3672,16 @@ static int smu7_set_max_fan_pwm_output(struct pp_hwmgr *hwmgr, uint16_t us_max_f PPSMC_MSG_SetFanPwmMax, us_max_fan_pwm); } -int smu7_notify_smc_display_change(struct pp_hwmgr *hwmgr, bool has_display) +static int +smu7_notify_smc_display_change(struct pp_hwmgr *hwmgr, bool has_display) { PPSMC_Msg msg = has_display ? (PPSMC_Msg)PPSMC_HasDisplay : (PPSMC_Msg)PPSMC_NoDisplay; return (smum_send_msg_to_smc(hwmgr->smumgr, msg) == 0) ? 0 : -1; } -int smu7_notify_smc_display_config_after_ps_adjustment(struct pp_hwmgr *hwmgr) +static int +smu7_notify_smc_display_config_after_ps_adjustment(struct pp_hwmgr *hwmgr) { uint32_t num_active_displays = 0; struct cgs_display_info info = {0}; @@ -3701,7 +3703,7 @@ int smu7_notify_smc_display_config_after_ps_adjustment(struct pp_hwmgr *hwmgr) * @param hwmgr the address of the powerplay hardware manager. * @return always OK */ -int smu7_program_display_gap(struct pp_hwmgr *hwmgr) +static int smu7_program_display_gap(struct pp_hwmgr *hwmgr) { struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); uint32_t num_active_displays = 0; @@ -3751,7 +3753,7 @@ int smu7_program_display_gap(struct pp_hwmgr *hwmgr) return 0; } -int smu7_display_configuration_changed_task(struct pp_hwmgr *hwmgr) +static int smu7_display_configuration_changed_task(struct pp_hwmgr *hwmgr) { return smu7_program_display_gap(hwmgr); } @@ -3775,13 +3777,14 @@ static int smu7_set_max_fan_rpm_output(struct pp_hwmgr *hwmgr, uint16_t us_max_f PPSMC_MSG_SetFanRpmMax, us_max_fan_rpm); } -int smu7_register_internal_thermal_interrupt(struct pp_hwmgr *hwmgr, +static int smu7_register_internal_thermal_interrupt(struct pp_hwmgr *hwmgr, const void *thermal_interrupt_info) { return 0; } -bool smu7_check_smc_update_required_for_display_configuration(struct pp_hwmgr *hwmgr) +static bool +smu7_check_smc_update_required_for_display_configuration(struct pp_hwmgr *hwmgr) { struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); bool is_update_required = false; @@ -3810,7 +3813,9 @@ static inline bool smu7_are_power_levels_equal(const struct smu7_performance_lev (pl1->pcie_lane == pl2->pcie_lane)); } -int smu7_check_states_equal(struct pp_hwmgr *hwmgr, const struct pp_hw_power_state *pstate1, const struct pp_hw_power_state *pstate2, bool *equal) +static int smu7_check_states_equal(struct pp_hwmgr *hwmgr, + const struct pp_hw_power_state *pstate1, + const struct pp_hw_power_state *pstate2, bool *equal) { const struct smu7_power_state *psa; const struct smu7_power_state *psb; @@ -3843,7 +3848,7 @@ int smu7_check_states_equal(struct pp_hwmgr *hwmgr, const struct pp_hw_power_sta return 0; } -int smu7_upload_mc_firmware(struct pp_hwmgr *hwmgr) +static int smu7_upload_mc_firmware(struct pp_hwmgr *hwmgr) { struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); @@ -3972,7 +3977,7 @@ static int smu7_init_sclk_threshold(struct pp_hwmgr *hwmgr) return 0; } -int smu7_setup_asic_task(struct pp_hwmgr *hwmgr) +static int smu7_setup_asic_task(struct pp_hwmgr *hwmgr) { int tmp_result, result = 0; diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/fiji_smc.c b/drivers/gpu/drm/amd/powerplay/smumgr/fiji_smc.c index 76310ac7ef0d..e7e8944ba8b2 100644 --- a/drivers/gpu/drm/amd/powerplay/smumgr/fiji_smc.c +++ b/drivers/gpu/drm/amd/powerplay/smumgr/fiji_smc.c @@ -2049,7 +2049,7 @@ int fiji_thermal_setup_fan_table(struct pp_hwmgr *hwmgr) return 0; } -int fiji_program_mem_timing_parameters(struct pp_hwmgr *hwmgr) +static int fiji_program_mem_timing_parameters(struct pp_hwmgr *hwmgr) { struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/fiji_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/fiji_smumgr.c index 02fe1df855a9..b86e48fb40d1 100755 --- a/drivers/gpu/drm/amd/powerplay/smumgr/fiji_smumgr.c +++ b/drivers/gpu/drm/amd/powerplay/smumgr/fiji_smumgr.c @@ -159,7 +159,7 @@ static int fiji_start_smu_in_non_protection_mode(struct pp_smumgr *smumgr) return result; } -int fiji_setup_pwr_virus(struct pp_smumgr *smumgr) +static int fiji_setup_pwr_virus(struct pp_smumgr *smumgr) { int i, result = -1; uint32_t reg, data; @@ -224,7 +224,7 @@ static int fiji_start_avfs_btc(struct pp_smumgr *smumgr) return result; } -int fiji_setup_pm_fuse_for_avfs(struct pp_smumgr *smumgr) +static int fiji_setup_pm_fuse_for_avfs(struct pp_smumgr *smumgr) { int result = 0; uint32_t table_start; @@ -260,7 +260,7 @@ int fiji_setup_pm_fuse_for_avfs(struct pp_smumgr *smumgr) return result; } -int fiji_setup_graphics_level_structure(struct pp_smumgr *smumgr) +static int fiji_setup_graphics_level_structure(struct pp_smumgr *smumgr) { int32_t vr_config; uint32_t table_start; @@ -299,7 +299,7 @@ int fiji_setup_graphics_level_structure(struct pp_smumgr *smumgr) } /* Work in Progress */ -int fiji_restore_vft_table(struct pp_smumgr *smumgr) +static int fiji_restore_vft_table(struct pp_smumgr *smumgr) { struct fiji_smumgr *priv = (struct fiji_smumgr *)(smumgr->backend); @@ -311,7 +311,7 @@ int fiji_restore_vft_table(struct pp_smumgr *smumgr) } /* Work in Progress */ -int fiji_save_vft_table(struct pp_smumgr *smumgr) +static int fiji_save_vft_table(struct pp_smumgr *smumgr) { struct fiji_smumgr *priv = (struct fiji_smumgr *)(smumgr->backend); @@ -322,7 +322,7 @@ int fiji_save_vft_table(struct pp_smumgr *smumgr) return -EINVAL; } -int fiji_avfs_event_mgr(struct pp_smumgr *smumgr, bool smu_started) +static int fiji_avfs_event_mgr(struct pp_smumgr *smumgr, bool smu_started) { struct fiji_smumgr *priv = (struct fiji_smumgr *)(smumgr->backend); diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c index 5c3598ab7dae..f38a68747df0 100644 --- a/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c +++ b/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smumgr.c @@ -118,7 +118,7 @@ static int polaris10_perform_btc(struct pp_smumgr *smumgr) } -int polaris10_setup_graphics_level_structure(struct pp_smumgr *smumgr) +static int polaris10_setup_graphics_level_structure(struct pp_smumgr *smumgr) { uint32_t vr_config; uint32_t dpm_table_start; @@ -172,7 +172,8 @@ int polaris10_setup_graphics_level_structure(struct pp_smumgr *smumgr) return 0; } -int polaris10_avfs_event_mgr(struct pp_smumgr *smumgr, bool SMU_VFT_INTACT) +static int +polaris10_avfs_event_mgr(struct pp_smumgr *smumgr, bool SMU_VFT_INTACT) { struct polaris10_smumgr *smu_data = (struct polaris10_smumgr *)(smumgr->backend); -- cgit v1.2.3 From e1d99217d02c52e141d61491f91160a9e6bd8fe7 Mon Sep 17 00:00:00 2001 From: Frank Min Date: Wed, 27 Apr 2016 19:07:18 +0800 Subject: drm/amdgpu:add one more fiji device id Signed-off-by: Frank Min Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index a113a432d3a4..6bb4d9e9afe4 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -387,6 +387,7 @@ static const struct pci_device_id pciidlist[] = { {0x1002, 0x6939, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TONGA}, /* fiji */ {0x1002, 0x7300, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_FIJI}, + {0x1002, 0x730F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_FIJI}, /* carrizo */ {0x1002, 0x9870, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU}, {0x1002, 0x9874, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CARRIZO|AMD_IS_APU}, -- cgit v1.2.3 From 4bc10d168a419dc07194fdb93ccc4c8cad1788e4 Mon Sep 17 00:00:00 2001 From: Monk Liu Date: Tue, 29 Mar 2016 11:01:51 +0800 Subject: drm/amdgpu:use smc_index_11 for VI for VI smc, index_0 to index_8 are all not safe, they may used by BIOS/FW, and index_11 is reserved only for driver. Signed-off-by: Monk Liu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/vi.c | 16 ++++++++-------- drivers/gpu/drm/amd/include/asic_reg/smu/smu_7_1_1_d.h | 2 ++ drivers/gpu/drm/amd/include/asic_reg/smu/smu_7_1_2_d.h | 2 ++ drivers/gpu/drm/amd/include/asic_reg/smu/smu_7_1_3_d.h | 2 ++ drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.h | 2 -- 5 files changed, 14 insertions(+), 10 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c index c0d9aad7126f..ea3331c40391 100644 --- a/drivers/gpu/drm/amd/amdgpu/vi.c +++ b/drivers/gpu/drm/amd/amdgpu/vi.c @@ -121,8 +121,8 @@ static u32 vi_smc_rreg(struct amdgpu_device *adev, u32 reg) u32 r; spin_lock_irqsave(&adev->smc_idx_lock, flags); - WREG32(mmSMC_IND_INDEX_0, (reg)); - r = RREG32(mmSMC_IND_DATA_0); + WREG32(mmSMC_IND_INDEX_11, (reg)); + r = RREG32(mmSMC_IND_DATA_11); spin_unlock_irqrestore(&adev->smc_idx_lock, flags); return r; } @@ -132,8 +132,8 @@ static void vi_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v) unsigned long flags; spin_lock_irqsave(&adev->smc_idx_lock, flags); - WREG32(mmSMC_IND_INDEX_0, (reg)); - WREG32(mmSMC_IND_DATA_0, (v)); + WREG32(mmSMC_IND_INDEX_11, (reg)); + WREG32(mmSMC_IND_DATA_11, (v)); spin_unlock_irqrestore(&adev->smc_idx_lock, flags); } @@ -437,12 +437,12 @@ static bool vi_read_bios_from_rom(struct amdgpu_device *adev, /* take the smc lock since we are using the smc index */ spin_lock_irqsave(&adev->smc_idx_lock, flags); /* set rom index to 0 */ - WREG32(mmSMC_IND_INDEX_0, ixROM_INDEX); - WREG32(mmSMC_IND_DATA_0, 0); + WREG32(mmSMC_IND_INDEX_11, ixROM_INDEX); + WREG32(mmSMC_IND_DATA_11, 0); /* set index to data for continous read */ - WREG32(mmSMC_IND_INDEX_0, ixROM_DATA); + WREG32(mmSMC_IND_INDEX_11, ixROM_DATA); for (i = 0; i < length_dw; i++) - dw_ptr[i] = RREG32(mmSMC_IND_DATA_0); + dw_ptr[i] = RREG32(mmSMC_IND_DATA_11); spin_unlock_irqrestore(&adev->smc_idx_lock, flags); return true; diff --git a/drivers/gpu/drm/amd/include/asic_reg/smu/smu_7_1_1_d.h b/drivers/gpu/drm/amd/include/asic_reg/smu/smu_7_1_1_d.h index 3014d4a58c43..a9ef1562f43b 100644 --- a/drivers/gpu/drm/amd/include/asic_reg/smu/smu_7_1_1_d.h +++ b/drivers/gpu/drm/amd/include/asic_reg/smu/smu_7_1_1_d.h @@ -176,6 +176,8 @@ #define mmSMU1_SMU_SMC_IND_DATA 0x83 #define mmSMU2_SMU_SMC_IND_DATA 0x85 #define mmSMU3_SMU_SMC_IND_DATA 0x87 +#define mmSMC_IND_INDEX_11 0x1AC +#define mmSMC_IND_DATA_11 0x1AD #define ixRCU_UC_EVENTS 0xc0000004 #define ixRCU_MISC_CTRL 0xc0000010 #define ixCC_RCU_FUSES 0xc00c0000 diff --git a/drivers/gpu/drm/amd/include/asic_reg/smu/smu_7_1_2_d.h b/drivers/gpu/drm/amd/include/asic_reg/smu/smu_7_1_2_d.h index 933917479985..22dd4c2b7290 100644 --- a/drivers/gpu/drm/amd/include/asic_reg/smu/smu_7_1_2_d.h +++ b/drivers/gpu/drm/amd/include/asic_reg/smu/smu_7_1_2_d.h @@ -87,6 +87,8 @@ #define mmSMC_IND_DATA_6 0x8d #define mmSMC_IND_INDEX_7 0x8e #define mmSMC_IND_DATA_7 0x8f +#define mmSMC_IND_INDEX_11 0x1AC +#define mmSMC_IND_DATA_11 0x1AD #define mmSMC_IND_ACCESS_CNTL 0x92 #define mmSMC_MESSAGE_0 0x94 #define mmSMC_RESP_0 0x95 diff --git a/drivers/gpu/drm/amd/include/asic_reg/smu/smu_7_1_3_d.h b/drivers/gpu/drm/amd/include/asic_reg/smu/smu_7_1_3_d.h index 44b1855cb8df..eca2b851f25f 100644 --- a/drivers/gpu/drm/amd/include/asic_reg/smu/smu_7_1_3_d.h +++ b/drivers/gpu/drm/amd/include/asic_reg/smu/smu_7_1_3_d.h @@ -90,6 +90,8 @@ #define mmSMC_IND_DATA_6 0x8d #define mmSMC_IND_INDEX_7 0x8e #define mmSMC_IND_DATA_7 0x8f +#define mmSMC_IND_INDEX_11 0x1AC +#define mmSMC_IND_DATA_11 0x1AD #define mmSMC_IND_ACCESS_CNTL 0x92 #define mmSMC_MESSAGE_0 0x94 #define mmSMC_RESP_0 0x95 diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.h b/drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.h index 76352f2423ae..919be435b49c 100644 --- a/drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.h +++ b/drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.h @@ -28,8 +28,6 @@ #include #define SMC_RAM_END 0x40000 -#define mmSMC_IND_INDEX_11 0x01AC -#define mmSMC_IND_DATA_11 0x01AD struct smu7_buffer_entry { uint32_t data_size; -- cgit v1.2.3 From 01ab960d49cdc8d7fbfa5a6f2b717f491927a776 Mon Sep 17 00:00:00 2001 From: Frank Min Date: Wed, 27 Apr 2016 18:33:35 +0800 Subject: drm/amdgpu:keep bo pinned in prefered domain Signed-off-by: Frank Min Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c index a61f4186a7dd..44f565465b09 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c @@ -242,7 +242,7 @@ static int amdgpu_cgs_gmap_gpu_mem(struct cgs_device *cgs_device, cgs_handle_t h r = amdgpu_bo_reserve(obj, false); if (unlikely(r != 0)) return r; - r = amdgpu_bo_pin_restricted(obj, AMDGPU_GEM_DOMAIN_GTT, + r = amdgpu_bo_pin_restricted(obj, obj->prefered_domains, min_offset, max_offset, mcaddr); amdgpu_bo_unreserve(obj); return r; -- cgit v1.2.3 From f501a7e550015bc3170c24d18ba1a008e38bddbf Mon Sep 17 00:00:00 2001 From: Frank Min Date: Wed, 27 Apr 2016 20:02:57 +0800 Subject: drm/amdgpu:fw bo should be in VRAM for SRIOV for GTT memory SMC can only access it within PF space, which is not used for SRIOV case, thus for SRIOV case, we let SMC use FB space for ucode bo. Signed-off-by: Frank Min Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c index cb3d252f3c78..b7b82a270420 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c @@ -247,7 +247,8 @@ int amdgpu_ucode_init_bo(struct amdgpu_device *adev) const struct common_firmware_header *header = NULL; err = amdgpu_bo_create(adev, adev->firmware.fw_size, PAGE_SIZE, true, - AMDGPU_GEM_DOMAIN_GTT, 0, NULL, NULL, bo); + amdgpu_sriov_vf(adev) ? AMDGPU_GEM_DOMAIN_VRAM : AMDGPU_GEM_DOMAIN_GTT, + 0, NULL, NULL, bo); if (err) { dev_err(adev->dev, "(%d) Firmware buffer allocate failed\n", err); goto failed; @@ -259,7 +260,8 @@ int amdgpu_ucode_init_bo(struct amdgpu_device *adev) goto failed_reserve; } - err = amdgpu_bo_pin(*bo, AMDGPU_GEM_DOMAIN_GTT, &fw_mc_addr); + err = amdgpu_bo_pin(*bo, amdgpu_sriov_vf(adev) ? AMDGPU_GEM_DOMAIN_VRAM : AMDGPU_GEM_DOMAIN_GTT, + &fw_mc_addr); if (err) { dev_err(adev->dev, "(%d) Firmware buffer pin failed\n", err); goto failed_pin; -- cgit v1.2.3 From ac00bbf32b02b74cf9ff1b9e861de9befaf00be5 Mon Sep 17 00:00:00 2001 From: Frank Min Date: Wed, 27 Apr 2016 20:04:58 +0800 Subject: drm/amdgpu:add callback in cgs for sriov detect Signed-off-by: Frank Min Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c | 7 +++++++ drivers/gpu/drm/amd/include/cgs_common.h | 5 +++++ 2 files changed, 12 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c index 44f565465b09..1950c25557de 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c @@ -853,6 +853,12 @@ static int amdgpu_cgs_get_firmware_info(struct cgs_device *cgs_device, return 0; } +static int amdgpu_cgs_is_virtualization_enabled(void *cgs_device) +{ + CGS_FUNC_ADEV; + return amdgpu_sriov_vf(adev); +} + static int amdgpu_cgs_query_system_info(struct cgs_device *cgs_device, struct cgs_system_info *sys_info) { @@ -1206,6 +1212,7 @@ static const struct cgs_ops amdgpu_cgs_ops = { amdgpu_cgs_notify_dpm_enabled, amdgpu_cgs_call_acpi_method, amdgpu_cgs_query_system_info, + amdgpu_cgs_is_virtualization_enabled }; static const struct cgs_os_ops amdgpu_cgs_os_ops = { diff --git a/drivers/gpu/drm/amd/include/cgs_common.h b/drivers/gpu/drm/amd/include/cgs_common.h index df7c18b6a02a..9695c2ebd92a 100755 --- a/drivers/gpu/drm/amd/include/cgs_common.h +++ b/drivers/gpu/drm/amd/include/cgs_common.h @@ -619,6 +619,8 @@ typedef int (*cgs_call_acpi_method)(struct cgs_device *cgs_device, typedef int (*cgs_query_system_info)(struct cgs_device *cgs_device, struct cgs_system_info *sys_info); +typedef int (*cgs_is_virtualization_enabled_t)(void *cgs_device); + struct cgs_ops { /* memory management calls (similar to KFD interface) */ cgs_gpu_mem_info_t gpu_mem_info; @@ -670,6 +672,7 @@ struct cgs_ops { cgs_call_acpi_method call_acpi_method; /* get system info */ cgs_query_system_info query_system_info; + cgs_is_virtualization_enabled_t is_virtualization_enabled; }; struct cgs_os_ops; /* To be define in OS-specific CGS header */ @@ -773,4 +776,6 @@ struct cgs_device CGS_CALL(get_pci_resource, cgs_device, resource_type, size, offset, \ resource_base) +#define cgs_is_virtualization_enabled(cgs_device) \ + CGS_CALL(is_virtualization_enabled, cgs_device) #endif /* _CGS_COMMON_H */ -- cgit v1.2.3 From bed5712e1a52bb5d177722bc0d76c2a3a71b8338 Mon Sep 17 00:00:00 2001 From: Monk Liu Date: Mon, 26 Sep 2016 16:35:03 +0800 Subject: drm/amdgpu:add MEC_STORAGE ucode id for sriov for sriov, SMC need MEC_STORAGE reserved in fw bo. Signed-off-by: Monk Liu Signed-off-by: Frank Min Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c | 3 +++ drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c | 3 +++ drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.h | 1 + drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 8 ++++++++ drivers/gpu/drm/amd/include/cgs_common.h | 1 + drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.c | 7 +++++++ 6 files changed, 23 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c index 1950c25557de..e6b1bf3dc292 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c @@ -696,6 +696,9 @@ static uint32_t fw_type_convert(struct cgs_device *cgs_device, uint32_t fw_type) case CGS_UCODE_ID_RLC_G: result = AMDGPU_UCODE_ID_RLC_G; break; + case CGS_UCODE_ID_STORAGE: + result = AMDGPU_UCODE_ID_STORAGE; + break; default: DRM_ERROR("Firmware type not supported\n"); } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c index b7b82a270420..5d3f6ca742a4 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c @@ -228,6 +228,9 @@ static int amdgpu_ucode_init_single_fw(struct amdgpu_firmware_info *ucode, ucode->mc_addr = mc_addr; ucode->kaddr = kptr; + if (ucode->ucode_id == AMDGPU_UCODE_ID_STORAGE) + return 0; + header = (const struct common_firmware_header *)ucode->fw->data; memcpy(ucode->kaddr, (void *)((uint8_t *)ucode->fw->data + le32_to_cpu(header->ucode_array_offset_bytes)), diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.h index e468be4e28fa..a8a4230729f9 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.h @@ -130,6 +130,7 @@ enum AMDGPU_UCODE_ID { AMDGPU_UCODE_ID_CP_MEC1, AMDGPU_UCODE_ID_CP_MEC2, AMDGPU_UCODE_ID_RLC_G, + AMDGPU_UCODE_ID_STORAGE, AMDGPU_UCODE_ID_MAXIMUM, }; diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index bd4d041717bf..45d194a58c57 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -1058,6 +1058,14 @@ static int gfx_v8_0_init_microcode(struct amdgpu_device *adev) adev->firmware.fw_size += ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE); + if (amdgpu_sriov_vf(adev)) { + info = &adev->firmware.ucode[AMDGPU_UCODE_ID_STORAGE]; + info->ucode_id = AMDGPU_UCODE_ID_STORAGE; + info->fw = adev->gfx.mec_fw; + adev->firmware.fw_size += + ALIGN(le32_to_cpu(64 * PAGE_SIZE), PAGE_SIZE); + } + if (adev->gfx.mec2_fw) { info = &adev->firmware.ucode[AMDGPU_UCODE_ID_CP_MEC2]; info->ucode_id = AMDGPU_UCODE_ID_CP_MEC2; diff --git a/drivers/gpu/drm/amd/include/cgs_common.h b/drivers/gpu/drm/amd/include/cgs_common.h index 9695c2ebd92a..e4a1697ec1d3 100755 --- a/drivers/gpu/drm/amd/include/cgs_common.h +++ b/drivers/gpu/drm/amd/include/cgs_common.h @@ -106,6 +106,7 @@ enum cgs_ucode_id { CGS_UCODE_ID_CP_MEC_JT2, CGS_UCODE_ID_GMCON_RENG, CGS_UCODE_ID_RLC_G, + CGS_UCODE_ID_STORAGE, CGS_UCODE_ID_MAXIMUM, }; diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.c index 6af744f42ec9..6df0d6edfdd1 100644 --- a/drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.c +++ b/drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.c @@ -278,6 +278,9 @@ enum cgs_ucode_id smu7_convert_fw_type_to_cgs(uint32_t fw_type) case UCODE_ID_RLC_G: result = CGS_UCODE_ID_RLC_G; break; + case UCODE_ID_MEC_STORAGE: + result = CGS_UCODE_ID_STORAGE; + break; default: break; } @@ -452,6 +455,10 @@ int smu7_request_smu_load_fw(struct pp_smumgr *smumgr) PP_ASSERT_WITH_CODE(0 == smu7_populate_single_firmware_entry(smumgr, UCODE_ID_SDMA1, &toc->entry[toc->num_entries++]), "Failed to Get Firmware Entry.", return -EINVAL); + if (cgs_is_virtualization_enabled(smumgr->device)) + PP_ASSERT_WITH_CODE(0 == smu7_populate_single_firmware_entry(smumgr, + UCODE_ID_MEC_STORAGE, &toc->entry[toc->num_entries++]), + "Failed to Get Firmware Entry.", return -EINVAL); smu7_send_msg_to_smc_with_parameter(smumgr, PPSMC_MSG_DRV_DRAM_ADDR_HI, smu_data->header_buffer.mc_addr_high); smu7_send_msg_to_smc_with_parameter(smumgr, PPSMC_MSG_DRV_DRAM_ADDR_LO, smu_data->header_buffer.mc_addr_low); -- cgit v1.2.3 From 4c2b2453ef9be2e105a987cd13cf3ce14e53f5e0 Mon Sep 17 00:00:00 2001 From: Monk Liu Date: Tue, 27 Sep 2016 16:39:58 +0800 Subject: drm/amdgpu:properly fix some JumpTable issues we found some MEC ucode leads to IB test fail or even ring test fail if Jump Table of it is not start in FW bo with page aligned address, fixed by always make JT address page aligned. we don't need to patch JT2 for MEC2, because for VI, MEC2 is a copy of MEC1, thus when converting fw_type for MEC_JT2 we just return MEC1,hw can use the same JT for both MEC1 & MEC2. above two change fixed some ring/ib test failure issue for some version of MEC ucode. Signed-off-by: Frank Min Signed-off-by: Monk Liu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c | 21 ++++++++++++++------ drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c | 32 +++++++++++++++++++++++++++++++ drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 5 +++++ 3 files changed, 52 insertions(+), 6 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c index e6b1bf3dc292..34049d67a0d8 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c @@ -687,11 +687,14 @@ static uint32_t fw_type_convert(struct cgs_device *cgs_device, uint32_t fw_type) result = AMDGPU_UCODE_ID_CP_MEC1; break; case CGS_UCODE_ID_CP_MEC_JT2: - if (adev->asic_type == CHIP_TONGA || adev->asic_type == CHIP_POLARIS11 - || adev->asic_type == CHIP_POLARIS10) - result = AMDGPU_UCODE_ID_CP_MEC2; - else + /* for VI. JT2 should be the same as JT1, because: + 1, MEC2 and MEC1 use exactly same FW. + 2, JT2 is not pached but JT1 is. + */ + if (adev->asic_type >= CHIP_TOPAZ) result = AMDGPU_UCODE_ID_CP_MEC1; + else + result = AMDGPU_UCODE_ID_CP_MEC2; break; case CGS_UCODE_ID_RLC_G: result = AMDGPU_UCODE_ID_RLC_G; @@ -781,12 +784,18 @@ static int amdgpu_cgs_get_firmware_info(struct cgs_device *cgs_device, if ((type == CGS_UCODE_ID_CP_MEC_JT1) || (type == CGS_UCODE_ID_CP_MEC_JT2)) { - gpu_addr += le32_to_cpu(header->jt_offset) << 2; + gpu_addr += ALIGN(le32_to_cpu(header->header.ucode_size_bytes), PAGE_SIZE); data_size = le32_to_cpu(header->jt_size) << 2; } - info->mc_addr = gpu_addr; + + info->kptr = ucode->kaddr; info->image_size = data_size; + info->mc_addr = gpu_addr; info->version = (uint16_t)le32_to_cpu(header->header.ucode_version); + + if (CGS_UCODE_ID_CP_MEC == type) + info->image_size = (header->jt_offset) << 2; + info->fw_version = amdgpu_get_firmware_version(cgs_device, type); info->feature_version = (uint16_t)le32_to_cpu(header->ucode_feature_version); } else { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c index 5d3f6ca742a4..0f0b38191fac 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ucode.c @@ -239,6 +239,31 @@ static int amdgpu_ucode_init_single_fw(struct amdgpu_firmware_info *ucode, return 0; } +static int amdgpu_ucode_patch_jt(struct amdgpu_firmware_info *ucode, + uint64_t mc_addr, void *kptr) +{ + const struct gfx_firmware_header_v1_0 *header = NULL; + const struct common_firmware_header *comm_hdr = NULL; + uint8_t* src_addr = NULL; + uint8_t* dst_addr = NULL; + + if (NULL == ucode->fw) + return 0; + + comm_hdr = (const struct common_firmware_header *)ucode->fw->data; + header = (const struct gfx_firmware_header_v1_0 *)ucode->fw->data; + dst_addr = ucode->kaddr + + ALIGN(le32_to_cpu(comm_hdr->ucode_size_bytes), + PAGE_SIZE); + src_addr = (uint8_t *)ucode->fw->data + + le32_to_cpu(comm_hdr->ucode_array_offset_bytes) + + (le32_to_cpu(header->jt_offset) * 4); + memcpy(dst_addr, src_addr, le32_to_cpu(header->jt_size) * 4); + + return 0; +} + + int amdgpu_ucode_init_bo(struct amdgpu_device *adev) { struct amdgpu_bo **bo = &adev->firmware.fw_buf; @@ -284,6 +309,13 @@ int amdgpu_ucode_init_bo(struct amdgpu_device *adev) header = (const struct common_firmware_header *)ucode->fw->data; amdgpu_ucode_init_single_fw(ucode, fw_mc_addr + fw_offset, fw_buf_ptr + fw_offset); + if (i == AMDGPU_UCODE_ID_CP_MEC1) { + const struct gfx_firmware_header_v1_0 *cp_hdr; + cp_hdr = (const struct gfx_firmware_header_v1_0 *)ucode->fw->data; + amdgpu_ucode_patch_jt(ucode, fw_mc_addr + fw_offset, + fw_buf_ptr + fw_offset); + fw_offset += ALIGN(le32_to_cpu(cp_hdr->jt_size) << 2, PAGE_SIZE); + } fw_offset += ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE); } } diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index 45d194a58c57..0637349f9b65 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -1058,6 +1058,11 @@ static int gfx_v8_0_init_microcode(struct amdgpu_device *adev) adev->firmware.fw_size += ALIGN(le32_to_cpu(header->ucode_size_bytes), PAGE_SIZE); + /* we need account JT in */ + cp_hdr = (const struct gfx_firmware_header_v1_0 *)adev->gfx.mec_fw->data; + adev->firmware.fw_size += + ALIGN(le32_to_cpu(cp_hdr->jt_size) << 2, PAGE_SIZE); + if (amdgpu_sriov_vf(adev)) { info = &adev->firmware.ucode[AMDGPU_UCODE_ID_STORAGE]; info->ucode_id = AMDGPU_UCODE_ID_STORAGE; -- cgit v1.2.3 From 42e8cb5001d317ebbfcd95af26f263af377ff3a5 Mon Sep 17 00:00:00 2001 From: Frank Min Date: Wed, 27 Apr 2016 19:44:56 +0800 Subject: drm/amdgpu:wptr poll address of gfx8 is needed for GFX8, gfx ring's wptr_addr is needed by SRIOV & CP for polling. Signed-off-by: Frank Min Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index 0637349f9b65..ba36db8002e7 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -4346,7 +4346,7 @@ static int gfx_v8_0_cp_gfx_resume(struct amdgpu_device *adev) struct amdgpu_ring *ring; u32 tmp; u32 rb_bufsz; - u64 rb_addr, rptr_addr; + u64 rb_addr, rptr_addr, wptr_gpu_addr; int r; /* Set the write pointer delay */ @@ -4377,6 +4377,9 @@ static int gfx_v8_0_cp_gfx_resume(struct amdgpu_device *adev) WREG32(mmCP_RB0_RPTR_ADDR, lower_32_bits(rptr_addr)); WREG32(mmCP_RB0_RPTR_ADDR_HI, upper_32_bits(rptr_addr) & 0xFF); + wptr_gpu_addr = adev->wb.gpu_addr + (ring->wptr_offs * 4); + WREG32(mmCP_RB_WPTR_POLL_ADDR_LO, lower_32_bits(wptr_gpu_addr)); + WREG32(mmCP_RB_WPTR_POLL_ADDR_HI, upper_32_bits(wptr_gpu_addr)); mdelay(1); WREG32(mmCP_RB0_CNTL, tmp); -- cgit v1.2.3 From f8991bab1aa2121e33b8569857dfb22e536bc396 Mon Sep 17 00:00:00 2001 From: Christian König Date: Fri, 16 Sep 2016 15:36:49 +0200 Subject: drm/amdgpu: update the shadow PD together with the real one v2 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Far less CPU cycles needed for this approach. v2: fix typo Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 1 - drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 134 +++++++++++++++++---------------- 2 files changed, 69 insertions(+), 66 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 1296f5967bd6..4e51009283a4 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -823,7 +823,6 @@ struct amdgpu_ring { struct amdgpu_vm_pt { struct amdgpu_bo_list_entry entry; uint64_t addr; - uint64_t shadow_addr; }; struct amdgpu_vm { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index e2fefbbd3cc8..840ac52f45b6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -612,16 +612,26 @@ static uint64_t amdgpu_vm_map_gart(const dma_addr_t *pages_addr, uint64_t addr) return result; } -static int amdgpu_vm_update_pd_or_shadow(struct amdgpu_device *adev, - struct amdgpu_vm *vm, - bool shadow) +/* + * amdgpu_vm_update_pdes - make sure that page directory is valid + * + * @adev: amdgpu_device pointer + * @vm: requested vm + * @start: start of GPU address range + * @end: end of GPU address range + * + * Allocates new page tables if necessary + * and updates the page directory. + * Returns 0 for success, error for failure. + */ +int amdgpu_vm_update_page_directory(struct amdgpu_device *adev, + struct amdgpu_vm *vm) { + struct amdgpu_bo *shadow; struct amdgpu_ring *ring; - struct amdgpu_bo *pd = shadow ? vm->page_directory->shadow : - vm->page_directory; - uint64_t pd_addr; + uint64_t pd_addr, shadow_addr; uint32_t incr = AMDGPU_VM_PTE_COUNT * 8; - uint64_t last_pde = ~0, last_pt = ~0; + uint64_t last_pde = ~0, last_pt = ~0, last_shadow = ~0; unsigned count = 0, pt_idx, ndw; struct amdgpu_job *job; struct amdgpu_pte_update_params params; @@ -629,15 +639,8 @@ static int amdgpu_vm_update_pd_or_shadow(struct amdgpu_device *adev, int r; - if (!pd) - return 0; - - r = amdgpu_ttm_bind(&pd->tbo, &pd->tbo.mem); - if (r) - return r; - - pd_addr = amdgpu_bo_gpu_offset(pd); ring = container_of(vm->entity.sched, struct amdgpu_ring, sched); + shadow = vm->page_directory->shadow; /* padding, etc. */ ndw = 64; @@ -645,6 +648,17 @@ static int amdgpu_vm_update_pd_or_shadow(struct amdgpu_device *adev, /* assume the worst case */ ndw += vm->max_pde_used * 6; + pd_addr = amdgpu_bo_gpu_offset(vm->page_directory); + if (shadow) { + r = amdgpu_ttm_bind(&shadow->tbo, &shadow->tbo.mem); + if (r) + return r; + shadow_addr = amdgpu_bo_gpu_offset(shadow); + ndw *= 2; + } else { + shadow_addr = 0; + } + r = amdgpu_job_alloc_with_ib(adev, ndw * 4, &job); if (r) return r; @@ -662,23 +676,19 @@ static int amdgpu_vm_update_pd_or_shadow(struct amdgpu_device *adev, continue; if (bo->shadow) { - struct amdgpu_bo *shadow = bo->shadow; + struct amdgpu_bo *pt_shadow = bo->shadow; - r = amdgpu_ttm_bind(&shadow->tbo, &shadow->tbo.mem); + r = amdgpu_ttm_bind(&pt_shadow->tbo, + &pt_shadow->tbo.mem); if (r) return r; } pt = amdgpu_bo_gpu_offset(bo); - if (!shadow) { - if (vm->page_tables[pt_idx].addr == pt) - continue; - vm->page_tables[pt_idx].addr = pt; - } else { - if (vm->page_tables[pt_idx].shadow_addr == pt) - continue; - vm->page_tables[pt_idx].shadow_addr = pt; - } + if (vm->page_tables[pt_idx].addr == pt) + continue; + + vm->page_tables[pt_idx].addr = pt; pde = pd_addr + pt_idx * 8; if (((last_pde + 8 * count) != pde) || @@ -686,6 +696,13 @@ static int amdgpu_vm_update_pd_or_shadow(struct amdgpu_device *adev, (count == AMDGPU_VM_MAX_UPDATE_SIZE)) { if (count) { + if (shadow) + amdgpu_vm_do_set_ptes(¶ms, + last_shadow, + last_pt, count, + incr, + AMDGPU_PTE_VALID); + amdgpu_vm_do_set_ptes(¶ms, last_pde, last_pt, count, incr, AMDGPU_PTE_VALID); @@ -693,34 +710,44 @@ static int amdgpu_vm_update_pd_or_shadow(struct amdgpu_device *adev, count = 1; last_pde = pde; + last_shadow = shadow_addr + pt_idx * 8; last_pt = pt; } else { ++count; } } - if (count) + if (count) { + if (vm->page_directory->shadow) + amdgpu_vm_do_set_ptes(¶ms, last_shadow, last_pt, + count, incr, AMDGPU_PTE_VALID); + amdgpu_vm_do_set_ptes(¶ms, last_pde, last_pt, count, incr, AMDGPU_PTE_VALID); + } + + if (params.ib->length_dw == 0) { + amdgpu_job_free(job); + return 0; + } - if (params.ib->length_dw != 0) { - amdgpu_ring_pad_ib(ring, params.ib); - amdgpu_sync_resv(adev, &job->sync, pd->tbo.resv, + amdgpu_ring_pad_ib(ring, params.ib); + amdgpu_sync_resv(adev, &job->sync, vm->page_directory->tbo.resv, + AMDGPU_FENCE_OWNER_VM); + if (shadow) + amdgpu_sync_resv(adev, &job->sync, shadow->tbo.resv, AMDGPU_FENCE_OWNER_VM); - WARN_ON(params.ib->length_dw > ndw); - r = amdgpu_job_submit(job, ring, &vm->entity, - AMDGPU_FENCE_OWNER_VM, &fence); - if (r) - goto error_free; - amdgpu_bo_fence(pd, fence, true); - fence_put(vm->page_directory_fence); - vm->page_directory_fence = fence_get(fence); - fence_put(fence); + WARN_ON(params.ib->length_dw > ndw); + r = amdgpu_job_submit(job, ring, &vm->entity, + AMDGPU_FENCE_OWNER_VM, &fence); + if (r) + goto error_free; - } else { - amdgpu_job_free(job); - } + amdgpu_bo_fence(vm->page_directory, fence, true); + fence_put(vm->page_directory_fence); + vm->page_directory_fence = fence_get(fence); + fence_put(fence); return 0; @@ -729,29 +756,6 @@ error_free: return r; } -/* - * amdgpu_vm_update_pdes - make sure that page directory is valid - * - * @adev: amdgpu_device pointer - * @vm: requested vm - * @start: start of GPU address range - * @end: end of GPU address range - * - * Allocates new page tables if necessary - * and updates the page directory. - * Returns 0 for success, error for failure. - */ -int amdgpu_vm_update_page_directory(struct amdgpu_device *adev, - struct amdgpu_vm *vm) -{ - int r; - - r = amdgpu_vm_update_pd_or_shadow(adev, vm, true); - if (r) - return r; - return amdgpu_vm_update_pd_or_shadow(adev, vm, false); -} - /** * amdgpu_vm_update_ptes - make sure that page tables are valid * -- cgit v1.2.3 From 97f40ef049dded1962bc9e70ad4d197fa8a5cadb Mon Sep 17 00:00:00 2001 From: Tom St Denis Date: Fri, 30 Sep 2016 10:58:44 -0400 Subject: drm/amd/powerplay: Enable UVD powergating for SMU7 This patch enables detecting VCE/UVD PG features and fixes the UVD powergate function. Tested on a Tonga (by reading UVD tile/clk bits during playback/idle). Signed-off-by: Tom St Denis Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- .../gpu/drm/amd/powerplay/hwmgr/smu7_clockpowergating.c | 12 +++++++++--- drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c | 14 ++++++++++++++ 2 files changed, 23 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_clockpowergating.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_clockpowergating.c index f5a58d489b4b..cf2ee93d8475 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_clockpowergating.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_clockpowergating.c @@ -149,15 +149,21 @@ int smu7_powergate_uvd(struct pp_hwmgr *hwmgr, bool bgate) if (bgate) { cgs_set_clockgating_state(hwmgr->device, AMD_IP_BLOCK_TYPE_UVD, - AMD_CG_STATE_GATE); + AMD_CG_STATE_UNGATE); + cgs_set_powergating_state(hwmgr->device, + AMD_IP_BLOCK_TYPE_UVD, + AMD_PG_STATE_GATE); smu7_update_uvd_dpm(hwmgr, true); smu7_powerdown_uvd(hwmgr); } else { smu7_powerup_uvd(hwmgr); - smu7_update_uvd_dpm(hwmgr, false); + cgs_set_powergating_state(hwmgr->device, + AMD_IP_BLOCK_TYPE_UVD, + AMD_CG_STATE_UNGATE); cgs_set_clockgating_state(hwmgr->device, AMD_IP_BLOCK_TYPE_UVD, - AMD_CG_STATE_UNGATE); + AMD_CG_STATE_GATE); + smu7_update_uvd_dpm(hwmgr, false); } return 0; diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c index 173f9f3f2068..073e0bfa22a0 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c @@ -1352,6 +1352,8 @@ static void smu7_init_dpm_defaults(struct pp_hwmgr *hwmgr) struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend); struct phm_ppt_v1_information *table_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); + struct cgs_system_info sys_info = {0}; + int result; data->dll_default_on = false; data->mclk_dpm0_activity_target = 0xa; @@ -1439,6 +1441,18 @@ static void smu7_init_dpm_defaults(struct pp_hwmgr *hwmgr) data->pcie_lane_performance.min = 16; data->pcie_lane_power_saving.max = 0; data->pcie_lane_power_saving.min = 16; + + sys_info.size = sizeof(struct cgs_system_info); + sys_info.info_id = CGS_SYSTEM_INFO_PG_FLAGS; + result = cgs_query_system_info(hwmgr->device, &sys_info); + if (!result) { + if (sys_info.value & AMD_PG_SUPPORT_UVD) + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_UVDPowerGating); + if (sys_info.value & AMD_PG_SUPPORT_VCE) + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_VCEPowerGating); + } } /** -- cgit v1.2.3 From f3fd451263f0dbfb99adaa40d7ac7cc458f9c533 Mon Sep 17 00:00:00 2001 From: Tom St Denis Date: Fri, 30 Sep 2016 11:00:16 -0400 Subject: drm/amd/amdgpu: Enable UVD PG on Tonga Tested by reading tile/clk bits during load/idle. Signed-off-by: Tom St Denis Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/vi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c index ea3331c40391..657de2a9ba34 100644 --- a/drivers/gpu/drm/amd/amdgpu/vi.c +++ b/drivers/gpu/drm/amd/amdgpu/vi.c @@ -1593,7 +1593,7 @@ static int vi_common_early_init(void *handle) break; case CHIP_TONGA: adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG; - adev->pg_flags = 0; + adev->pg_flags = AMD_PG_SUPPORT_UVD; adev->external_rev_id = adev->rev_id + 0x14; break; case CHIP_POLARIS11: -- cgit v1.2.3 From a7d64de659946e852cd8f2a9691a21ddbb4ebc86 Mon Sep 17 00:00:00 2001 From: Christian König Date: Thu, 15 Sep 2016 14:58:48 +0200 Subject: drm/amdgpu: remove adev pointer from struct amdgpu_bo v2 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit It's completely pointless to have two pointers to the device in the same structure. v2: rename function to amdgpu_ttm_adev, fix typos Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 6 +++- drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 10 +++--- drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 7 +++-- drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c | 4 +-- drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 50 ++++++++++++++++-------------- drivers/gpu/drm/amd/amdgpu/amdgpu_object.h | 3 +- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 43 ++++++++++--------------- drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 2 +- 9 files changed, 65 insertions(+), 62 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 4e51009283a4..1c874fd525a0 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -465,7 +465,6 @@ struct amdgpu_bo { */ struct list_head va; /* Constant after initialization */ - struct amdgpu_device *adev; struct drm_gem_object gem_base; struct amdgpu_bo *parent; struct amdgpu_bo *shadow; @@ -2127,6 +2126,11 @@ struct amdgpu_device { }; +static inline struct amdgpu_device *amdgpu_ttm_adev(struct ttm_bo_device *bdev) +{ + return container_of(bdev, struct amdgpu_device, mman.bdev); +} + bool amdgpu_device_is_px(struct drm_device *dev); int amdgpu_device_init(struct amdgpu_device *adev, struct drm_device *ddev, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c index 187c3662b72c..504ae09d3991 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c @@ -355,6 +355,7 @@ static void amdgpu_cs_report_moved_bytes(struct amdgpu_device *adev, static int amdgpu_cs_bo_validate(struct amdgpu_cs_parser *p, struct amdgpu_bo *bo) { + struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev); u64 initial_bytes_moved; uint32_t domain; int r; @@ -372,9 +373,9 @@ static int amdgpu_cs_bo_validate(struct amdgpu_cs_parser *p, retry: amdgpu_ttm_placement_from_domain(bo, domain); - initial_bytes_moved = atomic64_read(&bo->adev->num_bytes_moved); + initial_bytes_moved = atomic64_read(&adev->num_bytes_moved); r = ttm_bo_validate(&bo->tbo, &bo->placement, true, false); - p->bytes_moved += atomic64_read(&bo->adev->num_bytes_moved) - + p->bytes_moved += atomic64_read(&adev->num_bytes_moved) - initial_bytes_moved; if (unlikely(r == -ENOMEM) && domain != bo->allowed_domains) { @@ -400,6 +401,7 @@ static bool amdgpu_cs_try_evict(struct amdgpu_cs_parser *p, struct amdgpu_bo_list_entry *candidate = p->evictable; struct amdgpu_bo *bo = candidate->robj; + struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev); u64 initial_bytes_moved; uint32_t other; @@ -420,9 +422,9 @@ static bool amdgpu_cs_try_evict(struct amdgpu_cs_parser *p, /* Good we can try to move this BO somewhere else */ amdgpu_ttm_placement_from_domain(bo, other); - initial_bytes_moved = atomic64_read(&bo->adev->num_bytes_moved); + initial_bytes_moved = atomic64_read(&adev->num_bytes_moved); r = ttm_bo_validate(&bo->tbo, &bo->placement, true, false); - p->bytes_moved += atomic64_read(&bo->adev->num_bytes_moved) - + p->bytes_moved += atomic64_read(&adev->num_bytes_moved) - initial_bytes_moved; if (unlikely(r)) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c index 3ad0bf6ce3e4..d4fce326502b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c @@ -116,10 +116,11 @@ void amdgpu_gem_force_release(struct amdgpu_device *adev) * Call from drm_gem_handle_create which appear in both new and open ioctl * case. */ -int amdgpu_gem_object_open(struct drm_gem_object *obj, struct drm_file *file_priv) +int amdgpu_gem_object_open(struct drm_gem_object *obj, + struct drm_file *file_priv) { struct amdgpu_bo *abo = gem_to_amdgpu_bo(obj); - struct amdgpu_device *adev = abo->adev; + struct amdgpu_device *adev = amdgpu_ttm_adev(abo->tbo.bdev); struct amdgpu_fpriv *fpriv = file_priv->driver_priv; struct amdgpu_vm *vm = &fpriv->vm; struct amdgpu_bo_va *bo_va; @@ -142,7 +143,7 @@ void amdgpu_gem_object_close(struct drm_gem_object *obj, struct drm_file *file_priv) { struct amdgpu_bo *bo = gem_to_amdgpu_bo(obj); - struct amdgpu_device *adev = bo->adev; + struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev); struct amdgpu_fpriv *fpriv = file_priv->driver_priv; struct amdgpu_vm *vm = &fpriv->vm; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c index 32fa7b7913f7..7ea3cacf9f9f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c @@ -285,7 +285,7 @@ free_rmn: int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr) { unsigned long end = addr + amdgpu_bo_size(bo) - 1; - struct amdgpu_device *adev = bo->adev; + struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev); struct amdgpu_mn *rmn; struct amdgpu_mn_node *node = NULL; struct list_head bos; @@ -340,7 +340,7 @@ int amdgpu_mn_register(struct amdgpu_bo *bo, unsigned long addr) */ void amdgpu_mn_unregister(struct amdgpu_bo *bo) { - struct amdgpu_device *adev = bo->adev; + struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev); struct amdgpu_mn *rmn; struct list_head *head; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index c6754e71e1f5..6efa8d73b394 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -88,18 +88,19 @@ static void amdgpu_update_memory_usage(struct amdgpu_device *adev, static void amdgpu_ttm_bo_destroy(struct ttm_buffer_object *tbo) { + struct amdgpu_device *adev = amdgpu_ttm_adev(tbo->bdev); struct amdgpu_bo *bo; bo = container_of(tbo, struct amdgpu_bo, tbo); - amdgpu_update_memory_usage(bo->adev, &bo->tbo.mem, NULL); + amdgpu_update_memory_usage(adev, &bo->tbo.mem, NULL); drm_gem_object_release(&bo->gem_base); amdgpu_bo_unref(&bo->parent); if (!list_empty(&bo->shadow_list)) { - mutex_lock(&bo->adev->shadow_list_lock); + mutex_lock(&adev->shadow_list_lock); list_del_init(&bo->shadow_list); - mutex_unlock(&bo->adev->shadow_list_lock); + mutex_unlock(&adev->shadow_list_lock); } kfree(bo->metadata); kfree(bo); @@ -210,8 +211,10 @@ static void amdgpu_ttm_placement_init(struct amdgpu_device *adev, void amdgpu_ttm_placement_from_domain(struct amdgpu_bo *abo, u32 domain) { - amdgpu_ttm_placement_init(abo->adev, &abo->placement, - abo->placements, domain, abo->flags); + struct amdgpu_device *adev = amdgpu_ttm_adev(abo->tbo.bdev); + + amdgpu_ttm_placement_init(adev, &abo->placement, abo->placements, + domain, abo->flags); } static void amdgpu_fill_placement_to_bo(struct amdgpu_bo *bo, @@ -357,7 +360,6 @@ int amdgpu_bo_create_restricted(struct amdgpu_device *adev, kfree(bo); return r; } - bo->adev = adev; INIT_LIST_HEAD(&bo->shadow_list); INIT_LIST_HEAD(&bo->va); bo->prefered_domains = domain & (AMDGPU_GEM_DOMAIN_VRAM | @@ -622,6 +624,7 @@ int amdgpu_bo_pin_restricted(struct amdgpu_bo *bo, u32 domain, u64 min_offset, u64 max_offset, u64 *gpu_addr) { + struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev); int r, i; unsigned fpfn, lpfn; @@ -657,12 +660,12 @@ int amdgpu_bo_pin_restricted(struct amdgpu_bo *bo, u32 domain, if ((bo->placements[i].flags & TTM_PL_FLAG_VRAM) && !(bo->flags & AMDGPU_GEM_CREATE_NO_CPU_ACCESS) && (!max_offset || max_offset > - bo->adev->mc.visible_vram_size)) { + adev->mc.visible_vram_size)) { if (WARN_ON_ONCE(min_offset > - bo->adev->mc.visible_vram_size)) + adev->mc.visible_vram_size)) return -EINVAL; fpfn = min_offset >> PAGE_SHIFT; - lpfn = bo->adev->mc.visible_vram_size >> PAGE_SHIFT; + lpfn = adev->mc.visible_vram_size >> PAGE_SHIFT; } else { fpfn = min_offset >> PAGE_SHIFT; lpfn = max_offset >> PAGE_SHIFT; @@ -677,12 +680,12 @@ int amdgpu_bo_pin_restricted(struct amdgpu_bo *bo, u32 domain, r = ttm_bo_validate(&bo->tbo, &bo->placement, false, false); if (unlikely(r)) { - dev_err(bo->adev->dev, "%p pin failed\n", bo); + dev_err(adev->dev, "%p pin failed\n", bo); goto error; } r = amdgpu_ttm_bind(&bo->tbo, &bo->tbo.mem); if (unlikely(r)) { - dev_err(bo->adev->dev, "%p bind failed\n", bo); + dev_err(adev->dev, "%p bind failed\n", bo); goto error; } @@ -690,11 +693,11 @@ int amdgpu_bo_pin_restricted(struct amdgpu_bo *bo, u32 domain, if (gpu_addr != NULL) *gpu_addr = amdgpu_bo_gpu_offset(bo); if (domain == AMDGPU_GEM_DOMAIN_VRAM) { - bo->adev->vram_pin_size += amdgpu_bo_size(bo); + adev->vram_pin_size += amdgpu_bo_size(bo); if (bo->flags & AMDGPU_GEM_CREATE_NO_CPU_ACCESS) - bo->adev->invisible_pin_size += amdgpu_bo_size(bo); + adev->invisible_pin_size += amdgpu_bo_size(bo); } else if (domain == AMDGPU_GEM_DOMAIN_GTT) { - bo->adev->gart_pin_size += amdgpu_bo_size(bo); + adev->gart_pin_size += amdgpu_bo_size(bo); } error: @@ -708,10 +711,11 @@ int amdgpu_bo_pin(struct amdgpu_bo *bo, u32 domain, u64 *gpu_addr) int amdgpu_bo_unpin(struct amdgpu_bo *bo) { + struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev); int r, i; if (!bo->pin_count) { - dev_warn(bo->adev->dev, "%p unpin not necessary\n", bo); + dev_warn(adev->dev, "%p unpin not necessary\n", bo); return 0; } bo->pin_count--; @@ -723,16 +727,16 @@ int amdgpu_bo_unpin(struct amdgpu_bo *bo) } r = ttm_bo_validate(&bo->tbo, &bo->placement, false, false); if (unlikely(r)) { - dev_err(bo->adev->dev, "%p validate failed for unpin\n", bo); + dev_err(adev->dev, "%p validate failed for unpin\n", bo); goto error; } if (bo->tbo.mem.mem_type == TTM_PL_VRAM) { - bo->adev->vram_pin_size -= amdgpu_bo_size(bo); + adev->vram_pin_size -= amdgpu_bo_size(bo); if (bo->flags & AMDGPU_GEM_CREATE_NO_CPU_ACCESS) - bo->adev->invisible_pin_size -= amdgpu_bo_size(bo); + adev->invisible_pin_size -= amdgpu_bo_size(bo); } else if (bo->tbo.mem.mem_type == TTM_PL_TT) { - bo->adev->gart_pin_size -= amdgpu_bo_size(bo); + adev->gart_pin_size -= amdgpu_bo_size(bo); } error: @@ -857,6 +861,7 @@ int amdgpu_bo_get_metadata(struct amdgpu_bo *bo, void *buffer, void amdgpu_bo_move_notify(struct ttm_buffer_object *bo, struct ttm_mem_reg *new_mem) { + struct amdgpu_device *adev = amdgpu_ttm_adev(bo->bdev); struct amdgpu_bo *abo; struct ttm_mem_reg *old_mem = &bo->mem; @@ -864,21 +869,21 @@ void amdgpu_bo_move_notify(struct ttm_buffer_object *bo, return; abo = container_of(bo, struct amdgpu_bo, tbo); - amdgpu_vm_bo_invalidate(abo->adev, abo); + amdgpu_vm_bo_invalidate(adev, abo); /* update statistics */ if (!new_mem) return; /* move_notify is called before move happens */ - amdgpu_update_memory_usage(abo->adev, &bo->mem, new_mem); + amdgpu_update_memory_usage(adev, &bo->mem, new_mem); trace_amdgpu_ttm_bo_move(abo, new_mem->mem_type, old_mem->mem_type); } int amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo) { - struct amdgpu_device *adev; + struct amdgpu_device *adev = amdgpu_ttm_adev(bo->bdev); struct amdgpu_bo *abo; unsigned long offset, size, lpfn; int i, r; @@ -887,7 +892,6 @@ int amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo) return 0; abo = container_of(bo, struct amdgpu_bo, tbo); - adev = abo->adev; if (bo->mem.mem_type != TTM_PL_VRAM) return 0; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h index 8255034d73eb..d3baf834ac24 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h @@ -71,12 +71,13 @@ static inline unsigned amdgpu_mem_type_to_domain(u32 mem_type) */ static inline int amdgpu_bo_reserve(struct amdgpu_bo *bo, bool no_intr) { + struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev); int r; r = ttm_bo_reserve(&bo->tbo, !no_intr, false, NULL); if (unlikely(r != 0)) { if (r != -ERESTARTSYS) - dev_err(bo->adev->dev, "%p reserve failed\n", bo); + dev_err(adev->dev, "%p reserve failed\n", bo); return r; } return 0; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index f757f68418b7..414fa8fa8488 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -51,16 +51,6 @@ static int amdgpu_ttm_debugfs_init(struct amdgpu_device *adev); static void amdgpu_ttm_debugfs_fini(struct amdgpu_device *adev); -static struct amdgpu_device *amdgpu_get_adev(struct ttm_bo_device *bdev) -{ - struct amdgpu_mman *mman; - struct amdgpu_device *adev; - - mman = container_of(bdev, struct amdgpu_mman, bdev); - adev = container_of(mman, struct amdgpu_device, mman); - return adev; -} - /* * Global memory. @@ -150,7 +140,7 @@ static int amdgpu_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, { struct amdgpu_device *adev; - adev = amdgpu_get_adev(bdev); + adev = amdgpu_ttm_adev(bdev); switch (type) { case TTM_PL_SYSTEM: @@ -195,6 +185,7 @@ static int amdgpu_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, static void amdgpu_evict_flags(struct ttm_buffer_object *bo, struct ttm_placement *placement) { + struct amdgpu_device *adev = amdgpu_ttm_adev(bo->bdev); struct amdgpu_bo *abo; static struct ttm_place placements = { .fpfn = 0, @@ -213,7 +204,7 @@ static void amdgpu_evict_flags(struct ttm_buffer_object *bo, abo = container_of(bo, struct amdgpu_bo, tbo); switch (bo->mem.mem_type) { case TTM_PL_VRAM: - if (abo->adev->mman.buffer_funcs_ring->ready == false) { + if (adev->mman.buffer_funcs_ring->ready == false) { amdgpu_ttm_placement_from_domain(abo, AMDGPU_GEM_DOMAIN_CPU); } else { amdgpu_ttm_placement_from_domain(abo, AMDGPU_GEM_DOMAIN_GTT); @@ -229,7 +220,7 @@ static void amdgpu_evict_flags(struct ttm_buffer_object *bo, * allocating address space for the BO. */ abo->placements[i].lpfn = - abo->adev->mc.gtt_size >> PAGE_SHIFT; + adev->mc.gtt_size >> PAGE_SHIFT; } } break; @@ -290,7 +281,7 @@ static int amdgpu_move_blit(struct ttm_buffer_object *bo, struct ttm_mem_reg *new_mem, struct ttm_mem_reg *old_mem) { - struct amdgpu_device *adev = amdgpu_get_adev(bo->bdev); + struct amdgpu_device *adev = amdgpu_ttm_adev(bo->bdev); struct amdgpu_ring *ring = adev->mman.buffer_funcs_ring; struct drm_mm_node *old_mm, *new_mm; @@ -384,7 +375,7 @@ static int amdgpu_move_vram_ram(struct ttm_buffer_object *bo, struct ttm_placement placement; int r; - adev = amdgpu_get_adev(bo->bdev); + adev = amdgpu_ttm_adev(bo->bdev); tmp_mem = *new_mem; tmp_mem.mm_node = NULL; placement.num_placement = 1; @@ -431,7 +422,7 @@ static int amdgpu_move_ram_vram(struct ttm_buffer_object *bo, struct ttm_place placements; int r; - adev = amdgpu_get_adev(bo->bdev); + adev = amdgpu_ttm_adev(bo->bdev); tmp_mem = *new_mem; tmp_mem.mm_node = NULL; placement.num_placement = 1; @@ -474,7 +465,7 @@ static int amdgpu_bo_move(struct ttm_buffer_object *bo, if (WARN_ON_ONCE(abo->pin_count > 0)) return -EINVAL; - adev = amdgpu_get_adev(bo->bdev); + adev = amdgpu_ttm_adev(bo->bdev); /* remember the eviction */ if (evict) @@ -527,7 +518,7 @@ memcpy: static int amdgpu_ttm_io_mem_reserve(struct ttm_bo_device *bdev, struct ttm_mem_reg *mem) { struct ttm_mem_type_manager *man = &bdev->man[mem->mem_type]; - struct amdgpu_device *adev = amdgpu_get_adev(bdev); + struct amdgpu_device *adev = amdgpu_ttm_adev(bdev); mem->bus.addr = NULL; mem->bus.offset = 0; @@ -659,7 +650,7 @@ release_pages: /* prepare the sg table with the user pages */ static int amdgpu_ttm_tt_pin_userptr(struct ttm_tt *ttm) { - struct amdgpu_device *adev = amdgpu_get_adev(ttm->bdev); + struct amdgpu_device *adev = amdgpu_ttm_adev(ttm->bdev); struct amdgpu_ttm_tt *gtt = (void *)ttm; unsigned nents; int r; @@ -691,7 +682,7 @@ release_sg: static void amdgpu_ttm_tt_unpin_userptr(struct ttm_tt *ttm) { - struct amdgpu_device *adev = amdgpu_get_adev(ttm->bdev); + struct amdgpu_device *adev = amdgpu_ttm_adev(ttm->bdev); struct amdgpu_ttm_tt *gtt = (void *)ttm; struct sg_page_iter sg_iter; @@ -851,7 +842,7 @@ static struct ttm_tt *amdgpu_ttm_tt_create(struct ttm_bo_device *bdev, struct amdgpu_device *adev; struct amdgpu_ttm_tt *gtt; - adev = amdgpu_get_adev(bdev); + adev = amdgpu_ttm_adev(bdev); gtt = kzalloc(sizeof(struct amdgpu_ttm_tt), GFP_KERNEL); if (gtt == NULL) { @@ -895,7 +886,7 @@ static int amdgpu_ttm_tt_populate(struct ttm_tt *ttm) return 0; } - adev = amdgpu_get_adev(ttm->bdev); + adev = amdgpu_ttm_adev(ttm->bdev); #ifdef CONFIG_SWIOTLB if (swiotlb_nr_tbl()) { @@ -941,7 +932,7 @@ static void amdgpu_ttm_tt_unpopulate(struct ttm_tt *ttm) if (slave) return; - adev = amdgpu_get_adev(ttm->bdev); + adev = amdgpu_ttm_adev(ttm->bdev); #ifdef CONFIG_SWIOTLB if (swiotlb_nr_tbl()) { @@ -1064,7 +1055,7 @@ uint32_t amdgpu_ttm_tt_pte_flags(struct amdgpu_device *adev, struct ttm_tt *ttm, static void amdgpu_ttm_lru_removal(struct ttm_buffer_object *tbo) { - struct amdgpu_device *adev = amdgpu_get_adev(tbo->bdev); + struct amdgpu_device *adev = amdgpu_ttm_adev(tbo->bdev); unsigned i, j; for (i = 0; i < AMDGPU_TTM_LRU_SIZE; ++i) { @@ -1081,7 +1072,7 @@ static void amdgpu_ttm_lru_removal(struct ttm_buffer_object *tbo) static struct amdgpu_mman_lru *amdgpu_ttm_lru(struct ttm_buffer_object *tbo) { - struct amdgpu_device *adev = amdgpu_get_adev(tbo->bdev); + struct amdgpu_device *adev = amdgpu_ttm_adev(tbo->bdev); unsigned log2_size = min(ilog2(tbo->num_pages), AMDGPU_TTM_LRU_SIZE - 1); @@ -1370,7 +1361,7 @@ int amdgpu_fill_buffer(struct amdgpu_bo *bo, struct reservation_object *resv, struct fence **fence) { - struct amdgpu_device *adev = bo->adev; + struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev); struct amdgpu_job *job; struct amdgpu_ring *ring = adev->mman.buffer_funcs_ring; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c index 4cf3ca755810..d67eadaa91a3 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c @@ -931,7 +931,7 @@ static int amdgpu_uvd_send_msg(struct amdgpu_ring *ring, struct amdgpu_bo *bo, if (r) return r; - if (!bo->adev->uvd.address_64_bit) { + if (!ring->adev->uvd.address_64_bit) { amdgpu_ttm_placement_from_domain(bo, AMDGPU_GEM_DOMAIN_VRAM); amdgpu_uvd_force_into_uvd_segment(bo); } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 840ac52f45b6..f4b78b66444d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -1195,7 +1195,7 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev, flags = amdgpu_ttm_tt_pte_flags(adev, bo_va->bo->tbo.ttm, mem); gtt_flags = (amdgpu_ttm_is_bound(bo_va->bo->tbo.ttm) && - adev == bo_va->bo->adev) ? flags : 0; + adev == amdgpu_ttm_adev(bo_va->bo->tbo.bdev)) ? flags : 0; spin_lock(&vm->status_lock); if (!list_empty(&bo_va->vm_status)) -- cgit v1.2.3 From f7da30d979d4c6af4b7f4fe3094e581d8c5812d7 Mon Sep 17 00:00:00 2001 From: Christian König Date: Wed, 28 Sep 2016 12:03:04 +0200 Subject: drm/amdgpu: move PT validation back into VM code v2 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Saves a bunch of CPU cycles when swapping things back in and allows us to split the VM headers into a separate file. v2: rename parameters Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 5 ++-- drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 42 ++++++++++++++++++++++----------- drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 27 ++++++++++++--------- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 21 ++++++++++------- 4 files changed, 60 insertions(+), 35 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 1c874fd525a0..848e4ed7e32a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -915,8 +915,9 @@ void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm); void amdgpu_vm_get_pd_bo(struct amdgpu_vm *vm, struct list_head *validated, struct amdgpu_bo_list_entry *entry); -void amdgpu_vm_get_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm, - struct list_head *duplicates); +int amdgpu_vm_validate_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm, + int (*callback)(void *p, struct amdgpu_bo *bo), + void *param); void amdgpu_vm_move_pt_bos_in_lru(struct amdgpu_device *adev, struct amdgpu_vm *vm); int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c index 504ae09d3991..a13e551e67cf 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c @@ -388,9 +388,9 @@ retry: /* Last resort, try to evict something from the current working set */ static bool amdgpu_cs_try_evict(struct amdgpu_cs_parser *p, - struct amdgpu_bo_list_entry *lobj) + struct amdgpu_bo *validated) { - uint32_t domain = lobj->robj->allowed_domains; + uint32_t domain = validated->allowed_domains; int r; if (!p->evictable) @@ -406,7 +406,7 @@ static bool amdgpu_cs_try_evict(struct amdgpu_cs_parser *p, uint32_t other; /* If we reached our current BO we can forget it */ - if (candidate == lobj) + if (candidate->robj == validated) break; other = amdgpu_mem_type_to_domain(bo->tbo.mem.mem_type); @@ -439,6 +439,23 @@ static bool amdgpu_cs_try_evict(struct amdgpu_cs_parser *p, return false; } +static int amdgpu_cs_validate(void *param, struct amdgpu_bo *bo) +{ + struct amdgpu_cs_parser *p = param; + int r; + + do { + r = amdgpu_cs_bo_validate(p, bo); + } while (r == -ENOMEM && amdgpu_cs_try_evict(p, bo)); + if (r) + return r; + + if (bo->shadow) + r = amdgpu_cs_bo_validate(p, bo); + + return r; +} + static int amdgpu_cs_list_validate(struct amdgpu_cs_parser *p, struct list_head *validated) { @@ -466,18 +483,10 @@ static int amdgpu_cs_list_validate(struct amdgpu_cs_parser *p, if (p->evictable == lobj) p->evictable = NULL; - do { - r = amdgpu_cs_bo_validate(p, bo); - } while (r == -ENOMEM && amdgpu_cs_try_evict(p, lobj)); + r = amdgpu_cs_validate(p, bo); if (r) return r; - if (bo->shadow) { - r = amdgpu_cs_bo_validate(p, bo); - if (r) - return r; - } - if (binding_userptr) { drm_free_large(lobj->user_pages); lobj->user_pages = NULL; @@ -595,14 +604,19 @@ static int amdgpu_cs_parser_bos(struct amdgpu_cs_parser *p, list_splice(&need_pages, &p->validated); } - amdgpu_vm_get_pt_bos(p->adev, &fpriv->vm, &duplicates); - p->bytes_moved_threshold = amdgpu_cs_get_threshold_for_moves(p->adev); p->bytes_moved = 0; p->evictable = list_last_entry(&p->validated, struct amdgpu_bo_list_entry, tv.head); + r = amdgpu_vm_validate_pt_bos(p->adev, &fpriv->vm, + amdgpu_cs_validate, p); + if (r) { + DRM_ERROR("amdgpu_vm_validate_pt_bos() failed.\n"); + goto error_validate; + } + r = amdgpu_cs_list_validate(p, &duplicates); if (r) { DRM_ERROR("amdgpu_cs_list_validate(duplicates) failed.\n"); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c index d4fce326502b..5dc0158b12db 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c @@ -469,6 +469,16 @@ out: return r; } +static int amdgpu_gem_va_check(void *param, struct amdgpu_bo *bo) +{ + unsigned domain = amdgpu_mem_type_to_domain(bo->tbo.mem.mem_type); + + /* if anything is swapped out don't swap it in here, + just abort and wait for the next CS */ + + return domain == AMDGPU_GEM_DOMAIN_CPU ? -ERESTARTSYS : 0; +} + /** * amdgpu_gem_va_update_vm -update the bo_va in its VM * @@ -479,7 +489,8 @@ out: * vital here, so they are not reported back to userspace. */ static void amdgpu_gem_va_update_vm(struct amdgpu_device *adev, - struct amdgpu_bo_va *bo_va, uint32_t operation) + struct amdgpu_bo_va *bo_va, + uint32_t operation) { struct ttm_validate_buffer tv, *entry; struct amdgpu_bo_list_entry vm_pd; @@ -502,7 +513,6 @@ static void amdgpu_gem_va_update_vm(struct amdgpu_device *adev, if (r) goto error_print; - amdgpu_vm_get_pt_bos(adev, bo_va->vm, &duplicates); list_for_each_entry(entry, &list, head) { domain = amdgpu_mem_type_to_domain(entry->bo->mem.mem_type); /* if anything is swapped out don't swap it in here, @@ -510,13 +520,10 @@ static void amdgpu_gem_va_update_vm(struct amdgpu_device *adev, if (domain == AMDGPU_GEM_DOMAIN_CPU) goto error_unreserve; } - list_for_each_entry(entry, &duplicates, head) { - domain = amdgpu_mem_type_to_domain(entry->bo->mem.mem_type); - /* if anything is swapped out don't swap it in here, - just abort and wait for the next CS */ - if (domain == AMDGPU_GEM_DOMAIN_CPU) - goto error_unreserve; - } + r = amdgpu_vm_validate_pt_bos(adev, bo_va->vm, amdgpu_gem_va_check, + NULL); + if (r) + goto error_unreserve; r = amdgpu_vm_update_page_directory(adev, bo_va->vm); if (r) @@ -537,8 +544,6 @@ error_print: DRM_ERROR("Couldn't update BO_VA (%d)\n", r); } - - int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index f4b78b66444d..c171b16cf0f1 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -116,27 +116,29 @@ void amdgpu_vm_get_pd_bo(struct amdgpu_vm *vm, } /** - * amdgpu_vm_get_bos - add the vm BOs to a duplicates list + * amdgpu_vm_validate_pt_bos - validate the page table BOs * * @adev: amdgpu device pointer * @vm: vm providing the BOs - * @duplicates: head of duplicates list + * @validate: callback to do the validation + * @param: parameter for the validation callback * - * Add the page directory to the BO duplicates list - * for command submission. + * Validate the page table BOs on command submission if neccessary. */ -void amdgpu_vm_get_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm, - struct list_head *duplicates) +int amdgpu_vm_validate_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm, + int (*validate)(void *p, struct amdgpu_bo *bo), + void *param) { uint64_t num_evictions; unsigned i; + int r; /* We only need to validate the page tables * if they aren't already valid. */ num_evictions = atomic64_read(&adev->num_evictions); if (num_evictions == vm->last_eviction_counter) - return; + return 0; /* add the vm page table to the list */ for (i = 0; i <= vm->max_pde_used; ++i) { @@ -145,9 +147,12 @@ void amdgpu_vm_get_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm, if (!entry->robj) continue; - list_add(&entry->tv.head, duplicates); + r = validate(param, entry->robj); + if (r) + return r; } + return 0; } /** -- cgit v1.2.3 From 914b4dce4fda09baa059414be01ae9484dc78120 Mon Sep 17 00:00:00 2001 From: Christian König Date: Wed, 28 Sep 2016 12:27:37 +0200 Subject: drm/amdgpu: stop using a bo list entry for the VM PTs MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Saves us a bit of memory. Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 4 ++-- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 34 ++++++++++++++-------------------- 2 files changed, 16 insertions(+), 22 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 848e4ed7e32a..9d9831f2e2d0 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -820,8 +820,8 @@ struct amdgpu_ring { #define AMDGPU_VM_FAULT_STOP_ALWAYS 2 struct amdgpu_vm_pt { - struct amdgpu_bo_list_entry entry; - uint64_t addr; + struct amdgpu_bo *bo; + uint64_t addr; }; struct amdgpu_vm { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index c171b16cf0f1..b8620d3dd61e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -142,12 +142,12 @@ int amdgpu_vm_validate_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm, /* add the vm page table to the list */ for (i = 0; i <= vm->max_pde_used; ++i) { - struct amdgpu_bo_list_entry *entry = &vm->page_tables[i].entry; + struct amdgpu_bo *bo = vm->page_tables[i].bo; - if (!entry->robj) + if (!bo) continue; - r = validate(param, entry->robj); + r = validate(param, bo); if (r) return r; } @@ -171,12 +171,12 @@ void amdgpu_vm_move_pt_bos_in_lru(struct amdgpu_device *adev, spin_lock(&glob->lru_lock); for (i = 0; i <= vm->max_pde_used; ++i) { - struct amdgpu_bo_list_entry *entry = &vm->page_tables[i].entry; + struct amdgpu_bo *bo = vm->page_tables[i].bo; - if (!entry->robj) + if (!bo) continue; - ttm_bo_move_to_lru_tail(&entry->robj->tbo); + ttm_bo_move_to_lru_tail(&bo->tbo); } spin_unlock(&glob->lru_lock); } @@ -674,7 +674,7 @@ int amdgpu_vm_update_page_directory(struct amdgpu_device *adev, /* walk over the address space and update the page directory */ for (pt_idx = 0; pt_idx <= vm->max_pde_used; ++pt_idx) { - struct amdgpu_bo *bo = vm->page_tables[pt_idx].entry.robj; + struct amdgpu_bo *bo = vm->page_tables[pt_idx].bo; uint64_t pde, pt; if (bo == NULL) @@ -790,11 +790,11 @@ static void amdgpu_vm_update_ptes(struct amdgpu_pte_update_params *params, /* initialize the variables */ addr = start; pt_idx = addr >> amdgpu_vm_block_size; - pt = vm->page_tables[pt_idx].entry.robj; + pt = vm->page_tables[pt_idx].bo; if (params->shadow) { if (!pt->shadow) return; - pt = vm->page_tables[pt_idx].entry.robj->shadow; + pt = pt->shadow; } if ((addr & ~mask) == (end & ~mask)) nptes = end - addr; @@ -813,11 +813,11 @@ static void amdgpu_vm_update_ptes(struct amdgpu_pte_update_params *params, /* walk over the address space and update the page tables */ while (addr < end) { pt_idx = addr >> amdgpu_vm_block_size; - pt = vm->page_tables[pt_idx].entry.robj; + pt = vm->page_tables[pt_idx].bo; if (params->shadow) { if (!pt->shadow) return; - pt = vm->page_tables[pt_idx].entry.robj->shadow; + pt = pt->shadow; } if ((addr & ~mask) == (end & ~mask)) @@ -1425,11 +1425,9 @@ int amdgpu_vm_bo_map(struct amdgpu_device *adev, /* walk over the address space and allocate the page tables */ for (pt_idx = saddr; pt_idx <= eaddr; ++pt_idx) { struct reservation_object *resv = vm->page_directory->tbo.resv; - struct amdgpu_bo_list_entry *entry; struct amdgpu_bo *pt; - entry = &vm->page_tables[pt_idx].entry; - if (entry->robj) + if (vm->page_tables[pt_idx].bo) continue; r = amdgpu_bo_create(adev, AMDGPU_VM_PTE_COUNT * 8, @@ -1463,11 +1461,7 @@ int amdgpu_vm_bo_map(struct amdgpu_device *adev, } } - entry->robj = pt; - entry->priority = 0; - entry->tv.bo = &entry->robj->tbo; - entry->tv.shared = true; - entry->user_pages = NULL; + vm->page_tables[pt_idx].bo = pt; vm->page_tables[pt_idx].addr = 0; } @@ -1719,7 +1713,7 @@ void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm) } for (i = 0; i < amdgpu_vm_num_pdes(adev); i++) { - struct amdgpu_bo *pt = vm->page_tables[i].entry.robj; + struct amdgpu_bo *pt = vm->page_tables[i].bo; if (!pt) continue; -- cgit v1.2.3 From 561135049992aa23d3b965cea3418b5d0334a930 Mon Sep 17 00:00:00 2001 From: Christian König Date: Wed, 28 Sep 2016 12:36:44 +0200 Subject: drm/amdgpu: move sync handling into a separate header MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Only cleanup, no intended functional change. Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 22 +------------ drivers/gpu/drm/amd/amdgpu/amdgpu_sync.h | 56 ++++++++++++++++++++++++++++++++ 2 files changed, 57 insertions(+), 21 deletions(-) create mode 100644 drivers/gpu/drm/amd/amdgpu/amdgpu_sync.h (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 9d9831f2e2d0..b6f5425ee52e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -53,6 +53,7 @@ #include "amdgpu_ucode.h" #include "amdgpu_ttm.h" #include "amdgpu_gds.h" +#include "amdgpu_sync.h" #include "amd_powerplay.h" #include "amdgpu_acp.h" @@ -561,27 +562,6 @@ int amdgpu_mode_dumb_create(struct drm_file *file_priv, int amdgpu_mode_dumb_mmap(struct drm_file *filp, struct drm_device *dev, uint32_t handle, uint64_t *offset_p); -/* - * Synchronization - */ -struct amdgpu_sync { - DECLARE_HASHTABLE(fences, 4); - struct fence *last_vm_update; -}; - -void amdgpu_sync_create(struct amdgpu_sync *sync); -int amdgpu_sync_fence(struct amdgpu_device *adev, struct amdgpu_sync *sync, - struct fence *f); -int amdgpu_sync_resv(struct amdgpu_device *adev, - struct amdgpu_sync *sync, - struct reservation_object *resv, - void *owner); -struct fence *amdgpu_sync_peek_fence(struct amdgpu_sync *sync, - struct amdgpu_ring *ring); -struct fence *amdgpu_sync_get_fence(struct amdgpu_sync *sync); -void amdgpu_sync_free(struct amdgpu_sync *sync); -int amdgpu_sync_init(void); -void amdgpu_sync_fini(void); int amdgpu_fence_slab_init(void); void amdgpu_fence_slab_fini(void); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.h new file mode 100644 index 000000000000..405f379ac186 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.h @@ -0,0 +1,56 @@ +/* + * Copyright 2016 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Christian König + */ +#ifndef __AMDGPU_SYNC_H__ +#define __AMDGPU_SYNC_H__ + +#include + +struct fence; +struct reservation_object; +struct amdgpu_device; +struct amdgpu_ring; + +/* + * Container for fences used to sync command submissions. + */ +struct amdgpu_sync { + DECLARE_HASHTABLE(fences, 4); + struct fence *last_vm_update; +}; + +void amdgpu_sync_create(struct amdgpu_sync *sync); +int amdgpu_sync_fence(struct amdgpu_device *adev, struct amdgpu_sync *sync, + struct fence *f); +int amdgpu_sync_resv(struct amdgpu_device *adev, + struct amdgpu_sync *sync, + struct reservation_object *resv, + void *owner); +struct fence *amdgpu_sync_peek_fence(struct amdgpu_sync *sync, + struct amdgpu_ring *ring); +struct fence *amdgpu_sync_get_fence(struct amdgpu_sync *sync); +void amdgpu_sync_free(struct amdgpu_sync *sync); +int amdgpu_sync_init(void); +void amdgpu_sync_fini(void); + +#endif -- cgit v1.2.3 From 78023016116f9fbf4783a99293987ccdfc4d7a92 Mon Sep 17 00:00:00 2001 From: Christian König Date: Wed, 28 Sep 2016 15:33:18 +0200 Subject: drm/amdgpu: move fence and ring defines into amdgpu_ring.h MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Only cleanup, no intended functional change. Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 147 +----------------------- drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h | 184 +++++++++++++++++++++++++++++++ 2 files changed, 185 insertions(+), 146 deletions(-) create mode 100644 drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index b6f5425ee52e..3ba97ea5e62c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -54,6 +54,7 @@ #include "amdgpu_ttm.h" #include "amdgpu_gds.h" #include "amdgpu_sync.h" +#include "amdgpu_ring.h" #include "amd_powerplay.h" #include "amdgpu_acp.h" @@ -109,12 +110,6 @@ extern int amdgpu_vram_page_split; #define AMDGPUFB_CONN_LIMIT 4 #define AMDGPU_BIOS_NUM_SCRATCH 8 -/* max number of rings */ -#define AMDGPU_MAX_RINGS 16 -#define AMDGPU_MAX_GFX_RINGS 1 -#define AMDGPU_MAX_COMPUTE_RINGS 8 -#define AMDGPU_MAX_VCE_RINGS 3 - /* max number of IP instances */ #define AMDGPU_MAX_SDMA_INSTANCES 2 @@ -155,7 +150,6 @@ extern int amdgpu_vram_page_split; struct amdgpu_device; struct amdgpu_ib; struct amdgpu_vm; -struct amdgpu_ring; struct amdgpu_cs_parser; struct amdgpu_job; struct amdgpu_irq_src; @@ -288,47 +282,6 @@ struct amdgpu_ih_funcs { void (*set_rptr)(struct amdgpu_device *adev); }; -/* provided by hw blocks that expose a ring buffer for commands */ -struct amdgpu_ring_funcs { - /* ring read/write ptr handling */ - u32 (*get_rptr)(struct amdgpu_ring *ring); - u32 (*get_wptr)(struct amdgpu_ring *ring); - void (*set_wptr)(struct amdgpu_ring *ring); - /* validating and patching of IBs */ - int (*parse_cs)(struct amdgpu_cs_parser *p, uint32_t ib_idx); - /* command emit functions */ - void (*emit_ib)(struct amdgpu_ring *ring, - struct amdgpu_ib *ib, - unsigned vm_id, bool ctx_switch); - void (*emit_fence)(struct amdgpu_ring *ring, uint64_t addr, - uint64_t seq, unsigned flags); - void (*emit_pipeline_sync)(struct amdgpu_ring *ring); - void (*emit_vm_flush)(struct amdgpu_ring *ring, unsigned vm_id, - uint64_t pd_addr); - void (*emit_hdp_flush)(struct amdgpu_ring *ring); - void (*emit_hdp_invalidate)(struct amdgpu_ring *ring); - void (*emit_gds_switch)(struct amdgpu_ring *ring, uint32_t vmid, - uint32_t gds_base, uint32_t gds_size, - uint32_t gws_base, uint32_t gws_size, - uint32_t oa_base, uint32_t oa_size); - /* testing functions */ - int (*test_ring)(struct amdgpu_ring *ring); - int (*test_ib)(struct amdgpu_ring *ring, long timeout); - /* insert NOP packets */ - void (*insert_nop)(struct amdgpu_ring *ring, uint32_t count); - /* pad the indirect buffer to the necessary number of dw */ - void (*pad_ib)(struct amdgpu_ring *ring, struct amdgpu_ib *ib); - unsigned (*init_cond_exec)(struct amdgpu_ring *ring); - void (*patch_cond_exec)(struct amdgpu_ring *ring, unsigned offset); - /* note usage for clock and power gating */ - void (*begin_use)(struct amdgpu_ring *ring); - void (*end_use)(struct amdgpu_ring *ring); - void (*emit_switch_buffer) (struct amdgpu_ring *ring); - void (*emit_cntxcntl) (struct amdgpu_ring *ring, uint32_t flags); - unsigned (*get_emit_ib_size) (struct amdgpu_ring *ring); - unsigned (*get_dma_frame_size) (struct amdgpu_ring *ring); -}; - /* * BIOS. */ @@ -365,47 +318,6 @@ struct amdgpu_clock { uint32_t max_pixel_clock; }; -/* - * Fences. - */ -struct amdgpu_fence_driver { - uint64_t gpu_addr; - volatile uint32_t *cpu_addr; - /* sync_seq is protected by ring emission lock */ - uint32_t sync_seq; - atomic_t last_seq; - bool initialized; - struct amdgpu_irq_src *irq_src; - unsigned irq_type; - struct timer_list fallback_timer; - unsigned num_fences_mask; - spinlock_t lock; - struct fence **fences; -}; - -/* some special values for the owner field */ -#define AMDGPU_FENCE_OWNER_UNDEFINED ((void*)0ul) -#define AMDGPU_FENCE_OWNER_VM ((void*)1ul) - -#define AMDGPU_FENCE_FLAG_64BIT (1 << 0) -#define AMDGPU_FENCE_FLAG_INT (1 << 1) - -int amdgpu_fence_driver_init(struct amdgpu_device *adev); -void amdgpu_fence_driver_fini(struct amdgpu_device *adev); -void amdgpu_fence_driver_force_completion(struct amdgpu_device *adev); - -int amdgpu_fence_driver_init_ring(struct amdgpu_ring *ring, - unsigned num_hw_submission); -int amdgpu_fence_driver_start_ring(struct amdgpu_ring *ring, - struct amdgpu_irq_src *irq_src, - unsigned irq_type); -void amdgpu_fence_driver_suspend(struct amdgpu_device *adev); -void amdgpu_fence_driver_resume(struct amdgpu_device *adev); -int amdgpu_fence_emit(struct amdgpu_ring *ring, struct fence **fence); -void amdgpu_fence_process(struct amdgpu_ring *ring); -int amdgpu_fence_wait_empty(struct amdgpu_ring *ring); -unsigned amdgpu_fence_count_emitted(struct amdgpu_ring *ring); - /* * BO. */ @@ -703,14 +615,6 @@ struct amdgpu_ib { uint32_t flags; }; -enum amdgpu_ring_type { - AMDGPU_RING_TYPE_GFX, - AMDGPU_RING_TYPE_COMPUTE, - AMDGPU_RING_TYPE_SDMA, - AMDGPU_RING_TYPE_UVD, - AMDGPU_RING_TYPE_VCE -}; - extern const struct amd_sched_backend_ops amdgpu_sched_ops; int amdgpu_job_alloc(struct amdgpu_device *adev, unsigned num_ibs, @@ -724,45 +628,6 @@ int amdgpu_job_submit(struct amdgpu_job *job, struct amdgpu_ring *ring, struct amd_sched_entity *entity, void *owner, struct fence **f); -struct amdgpu_ring { - struct amdgpu_device *adev; - const struct amdgpu_ring_funcs *funcs; - struct amdgpu_fence_driver fence_drv; - struct amd_gpu_scheduler sched; - - struct amdgpu_bo *ring_obj; - volatile uint32_t *ring; - unsigned rptr_offs; - unsigned wptr; - unsigned wptr_old; - unsigned ring_size; - unsigned max_dw; - int count_dw; - uint64_t gpu_addr; - uint32_t align_mask; - uint32_t ptr_mask; - bool ready; - u32 nop; - u32 idx; - u32 me; - u32 pipe; - u32 queue; - struct amdgpu_bo *mqd_obj; - u32 doorbell_index; - bool use_doorbell; - unsigned wptr_offs; - unsigned fence_offs; - uint64_t current_ctx; - enum amdgpu_ring_type type; - char name[16]; - unsigned cond_exe_offs; - u64 cond_exe_gpu_addr; - volatile u32 *cond_exe_cpu_addr; -#if defined(CONFIG_DEBUG_FS) - struct dentry *ent; -#endif -}; - /* * VM */ @@ -1168,16 +1033,6 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, int amdgpu_ib_pool_init(struct amdgpu_device *adev); void amdgpu_ib_pool_fini(struct amdgpu_device *adev); int amdgpu_ib_ring_tests(struct amdgpu_device *adev); -int amdgpu_ring_alloc(struct amdgpu_ring *ring, unsigned ndw); -void amdgpu_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count); -void amdgpu_ring_generic_pad_ib(struct amdgpu_ring *ring, struct amdgpu_ib *ib); -void amdgpu_ring_commit(struct amdgpu_ring *ring); -void amdgpu_ring_undo(struct amdgpu_ring *ring); -int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring, - unsigned ring_size, u32 nop, u32 align_mask, - struct amdgpu_irq_src *irq_src, unsigned irq_type, - enum amdgpu_ring_type ring_type); -void amdgpu_ring_fini(struct amdgpu_ring *ring); /* * CS. diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h new file mode 100644 index 000000000000..2f935888c64b --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h @@ -0,0 +1,184 @@ +/* + * Copyright 2016 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Christian König + */ +#ifndef __AMDGPU_RING_H__ +#define __AMDGPU_RING_H__ + +#include "gpu_scheduler.h" + +/* max number of rings */ +#define AMDGPU_MAX_RINGS 16 +#define AMDGPU_MAX_GFX_RINGS 1 +#define AMDGPU_MAX_COMPUTE_RINGS 8 +#define AMDGPU_MAX_VCE_RINGS 3 + +/* some special values for the owner field */ +#define AMDGPU_FENCE_OWNER_UNDEFINED ((void*)0ul) +#define AMDGPU_FENCE_OWNER_VM ((void*)1ul) + +#define AMDGPU_FENCE_FLAG_64BIT (1 << 0) +#define AMDGPU_FENCE_FLAG_INT (1 << 1) + +enum amdgpu_ring_type { + AMDGPU_RING_TYPE_GFX, + AMDGPU_RING_TYPE_COMPUTE, + AMDGPU_RING_TYPE_SDMA, + AMDGPU_RING_TYPE_UVD, + AMDGPU_RING_TYPE_VCE +}; + +struct amdgpu_device; +struct amdgpu_ring; +struct amdgpu_ib; +struct amdgpu_cs_parser; + +/* + * Fences. + */ +struct amdgpu_fence_driver { + uint64_t gpu_addr; + volatile uint32_t *cpu_addr; + /* sync_seq is protected by ring emission lock */ + uint32_t sync_seq; + atomic_t last_seq; + bool initialized; + struct amdgpu_irq_src *irq_src; + unsigned irq_type; + struct timer_list fallback_timer; + unsigned num_fences_mask; + spinlock_t lock; + struct fence **fences; +}; + +int amdgpu_fence_driver_init(struct amdgpu_device *adev); +void amdgpu_fence_driver_fini(struct amdgpu_device *adev); +void amdgpu_fence_driver_force_completion(struct amdgpu_device *adev); + +int amdgpu_fence_driver_init_ring(struct amdgpu_ring *ring, + unsigned num_hw_submission); +int amdgpu_fence_driver_start_ring(struct amdgpu_ring *ring, + struct amdgpu_irq_src *irq_src, + unsigned irq_type); +void amdgpu_fence_driver_suspend(struct amdgpu_device *adev); +void amdgpu_fence_driver_resume(struct amdgpu_device *adev); +int amdgpu_fence_emit(struct amdgpu_ring *ring, struct fence **fence); +void amdgpu_fence_process(struct amdgpu_ring *ring); +int amdgpu_fence_wait_empty(struct amdgpu_ring *ring); +unsigned amdgpu_fence_count_emitted(struct amdgpu_ring *ring); + +/* + * Rings. + */ + +/* provided by hw blocks that expose a ring buffer for commands */ +struct amdgpu_ring_funcs { + /* ring read/write ptr handling */ + u32 (*get_rptr)(struct amdgpu_ring *ring); + u32 (*get_wptr)(struct amdgpu_ring *ring); + void (*set_wptr)(struct amdgpu_ring *ring); + /* validating and patching of IBs */ + int (*parse_cs)(struct amdgpu_cs_parser *p, uint32_t ib_idx); + /* command emit functions */ + void (*emit_ib)(struct amdgpu_ring *ring, + struct amdgpu_ib *ib, + unsigned vm_id, bool ctx_switch); + void (*emit_fence)(struct amdgpu_ring *ring, uint64_t addr, + uint64_t seq, unsigned flags); + void (*emit_pipeline_sync)(struct amdgpu_ring *ring); + void (*emit_vm_flush)(struct amdgpu_ring *ring, unsigned vm_id, + uint64_t pd_addr); + void (*emit_hdp_flush)(struct amdgpu_ring *ring); + void (*emit_hdp_invalidate)(struct amdgpu_ring *ring); + void (*emit_gds_switch)(struct amdgpu_ring *ring, uint32_t vmid, + uint32_t gds_base, uint32_t gds_size, + uint32_t gws_base, uint32_t gws_size, + uint32_t oa_base, uint32_t oa_size); + /* testing functions */ + int (*test_ring)(struct amdgpu_ring *ring); + int (*test_ib)(struct amdgpu_ring *ring, long timeout); + /* insert NOP packets */ + void (*insert_nop)(struct amdgpu_ring *ring, uint32_t count); + /* pad the indirect buffer to the necessary number of dw */ + void (*pad_ib)(struct amdgpu_ring *ring, struct amdgpu_ib *ib); + unsigned (*init_cond_exec)(struct amdgpu_ring *ring); + void (*patch_cond_exec)(struct amdgpu_ring *ring, unsigned offset); + /* note usage for clock and power gating */ + void (*begin_use)(struct amdgpu_ring *ring); + void (*end_use)(struct amdgpu_ring *ring); + void (*emit_switch_buffer) (struct amdgpu_ring *ring); + void (*emit_cntxcntl) (struct amdgpu_ring *ring, uint32_t flags); + unsigned (*get_emit_ib_size) (struct amdgpu_ring *ring); + unsigned (*get_dma_frame_size) (struct amdgpu_ring *ring); +}; + +struct amdgpu_ring { + struct amdgpu_device *adev; + const struct amdgpu_ring_funcs *funcs; + struct amdgpu_fence_driver fence_drv; + struct amd_gpu_scheduler sched; + + struct amdgpu_bo *ring_obj; + volatile uint32_t *ring; + unsigned rptr_offs; + unsigned wptr; + unsigned wptr_old; + unsigned ring_size; + unsigned max_dw; + int count_dw; + uint64_t gpu_addr; + uint32_t align_mask; + uint32_t ptr_mask; + bool ready; + u32 nop; + u32 idx; + u32 me; + u32 pipe; + u32 queue; + struct amdgpu_bo *mqd_obj; + u32 doorbell_index; + bool use_doorbell; + unsigned wptr_offs; + unsigned fence_offs; + uint64_t current_ctx; + enum amdgpu_ring_type type; + char name[16]; + unsigned cond_exe_offs; + u64 cond_exe_gpu_addr; + volatile u32 *cond_exe_cpu_addr; +#if defined(CONFIG_DEBUG_FS) + struct dentry *ent; +#endif +}; + +int amdgpu_ring_alloc(struct amdgpu_ring *ring, unsigned ndw); +void amdgpu_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count); +void amdgpu_ring_generic_pad_ib(struct amdgpu_ring *ring, struct amdgpu_ib *ib); +void amdgpu_ring_commit(struct amdgpu_ring *ring); +void amdgpu_ring_undo(struct amdgpu_ring *ring); +int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring, + unsigned ring_size, u32 nop, u32 align_mask, + struct amdgpu_irq_src *irq_src, unsigned irq_type, + enum amdgpu_ring_type ring_type); +void amdgpu_ring_fini(struct amdgpu_ring *ring); + +#endif -- cgit v1.2.3 From 073440d26272dc983bed51a3aa7bddc4aa344ab0 Mon Sep 17 00:00:00 2001 From: Christian König Date: Wed, 28 Sep 2016 15:41:50 +0200 Subject: drm/amdgpu: move VM defines into amdgpu_vm.h MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Only cleanup, no intended functional change. Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 170 +-------------------------- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h | 205 +++++++++++++++++++++++++++++++++ 2 files changed, 206 insertions(+), 169 deletions(-) create mode 100644 drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 3ba97ea5e62c..7d30a8e03bed 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -55,6 +55,7 @@ #include "amdgpu_gds.h" #include "amdgpu_sync.h" #include "amdgpu_ring.h" +#include "amdgpu_vm.h" #include "amd_powerplay.h" #include "amdgpu_acp.h" @@ -149,7 +150,6 @@ extern int amdgpu_vram_page_split; struct amdgpu_device; struct amdgpu_ib; -struct amdgpu_vm; struct amdgpu_cs_parser; struct amdgpu_job; struct amdgpu_irq_src; @@ -628,174 +628,6 @@ int amdgpu_job_submit(struct amdgpu_job *job, struct amdgpu_ring *ring, struct amd_sched_entity *entity, void *owner, struct fence **f); -/* - * VM - */ - -/* maximum number of VMIDs */ -#define AMDGPU_NUM_VM 16 - -/* Maximum number of PTEs the hardware can write with one command */ -#define AMDGPU_VM_MAX_UPDATE_SIZE 0x3FFFF - -/* number of entries in page table */ -#define AMDGPU_VM_PTE_COUNT (1 << amdgpu_vm_block_size) - -/* PTBs (Page Table Blocks) need to be aligned to 32K */ -#define AMDGPU_VM_PTB_ALIGN_SIZE 32768 - -/* LOG2 number of continuous pages for the fragment field */ -#define AMDGPU_LOG2_PAGES_PER_FRAG 4 - -#define AMDGPU_PTE_VALID (1 << 0) -#define AMDGPU_PTE_SYSTEM (1 << 1) -#define AMDGPU_PTE_SNOOPED (1 << 2) - -/* VI only */ -#define AMDGPU_PTE_EXECUTABLE (1 << 4) - -#define AMDGPU_PTE_READABLE (1 << 5) -#define AMDGPU_PTE_WRITEABLE (1 << 6) - -#define AMDGPU_PTE_FRAG(x) ((x & 0x1f) << 7) - -/* How to programm VM fault handling */ -#define AMDGPU_VM_FAULT_STOP_NEVER 0 -#define AMDGPU_VM_FAULT_STOP_FIRST 1 -#define AMDGPU_VM_FAULT_STOP_ALWAYS 2 - -struct amdgpu_vm_pt { - struct amdgpu_bo *bo; - uint64_t addr; -}; - -struct amdgpu_vm { - /* tree of virtual addresses mapped */ - struct rb_root va; - - /* protecting invalidated */ - spinlock_t status_lock; - - /* BOs moved, but not yet updated in the PT */ - struct list_head invalidated; - - /* BOs cleared in the PT because of a move */ - struct list_head cleared; - - /* BO mappings freed, but not yet updated in the PT */ - struct list_head freed; - - /* contains the page directory */ - struct amdgpu_bo *page_directory; - unsigned max_pde_used; - struct fence *page_directory_fence; - uint64_t last_eviction_counter; - - /* array of page tables, one for each page directory entry */ - struct amdgpu_vm_pt *page_tables; - - /* for id and flush management per ring */ - struct amdgpu_vm_id *ids[AMDGPU_MAX_RINGS]; - - /* protecting freed */ - spinlock_t freed_lock; - - /* Scheduler entity for page table updates */ - struct amd_sched_entity entity; - - /* client id */ - u64 client_id; -}; - -struct amdgpu_vm_id { - struct list_head list; - struct fence *first; - struct amdgpu_sync active; - struct fence *last_flush; - atomic64_t owner; - - uint64_t pd_gpu_addr; - /* last flushed PD/PT update */ - struct fence *flushed_updates; - - uint32_t current_gpu_reset_count; - - uint32_t gds_base; - uint32_t gds_size; - uint32_t gws_base; - uint32_t gws_size; - uint32_t oa_base; - uint32_t oa_size; -}; - -struct amdgpu_vm_manager { - /* Handling of VMIDs */ - struct mutex lock; - unsigned num_ids; - struct list_head ids_lru; - struct amdgpu_vm_id ids[AMDGPU_NUM_VM]; - - /* Handling of VM fences */ - u64 fence_context; - unsigned seqno[AMDGPU_MAX_RINGS]; - - uint32_t max_pfn; - /* vram base address for page table entry */ - u64 vram_base_offset; - /* is vm enabled? */ - bool enabled; - /* vm pte handling */ - const struct amdgpu_vm_pte_funcs *vm_pte_funcs; - struct amdgpu_ring *vm_pte_rings[AMDGPU_MAX_RINGS]; - unsigned vm_pte_num_rings; - atomic_t vm_pte_next_ring; - /* client id counter */ - atomic64_t client_counter; -}; - -void amdgpu_vm_manager_init(struct amdgpu_device *adev); -void amdgpu_vm_manager_fini(struct amdgpu_device *adev); -int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm); -void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm); -void amdgpu_vm_get_pd_bo(struct amdgpu_vm *vm, - struct list_head *validated, - struct amdgpu_bo_list_entry *entry); -int amdgpu_vm_validate_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm, - int (*callback)(void *p, struct amdgpu_bo *bo), - void *param); -void amdgpu_vm_move_pt_bos_in_lru(struct amdgpu_device *adev, - struct amdgpu_vm *vm); -int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, - struct amdgpu_sync *sync, struct fence *fence, - struct amdgpu_job *job); -int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job); -void amdgpu_vm_reset_id(struct amdgpu_device *adev, unsigned vm_id); -int amdgpu_vm_update_page_directory(struct amdgpu_device *adev, - struct amdgpu_vm *vm); -int amdgpu_vm_clear_freed(struct amdgpu_device *adev, - struct amdgpu_vm *vm); -int amdgpu_vm_clear_invalids(struct amdgpu_device *adev, struct amdgpu_vm *vm, - struct amdgpu_sync *sync); -int amdgpu_vm_bo_update(struct amdgpu_device *adev, - struct amdgpu_bo_va *bo_va, - bool clear); -void amdgpu_vm_bo_invalidate(struct amdgpu_device *adev, - struct amdgpu_bo *bo); -struct amdgpu_bo_va *amdgpu_vm_bo_find(struct amdgpu_vm *vm, - struct amdgpu_bo *bo); -struct amdgpu_bo_va *amdgpu_vm_bo_add(struct amdgpu_device *adev, - struct amdgpu_vm *vm, - struct amdgpu_bo *bo); -int amdgpu_vm_bo_map(struct amdgpu_device *adev, - struct amdgpu_bo_va *bo_va, - uint64_t addr, uint64_t offset, - uint64_t size, uint32_t flags); -int amdgpu_vm_bo_unmap(struct amdgpu_device *adev, - struct amdgpu_bo_va *bo_va, - uint64_t addr); -void amdgpu_vm_bo_rmv(struct amdgpu_device *adev, - struct amdgpu_bo_va *bo_va); - /* * context related structures */ diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h new file mode 100644 index 000000000000..42a629b56095 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h @@ -0,0 +1,205 @@ +/* + * Copyright 2016 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: Christian König + */ +#ifndef __AMDGPU_VM_H__ +#define __AMDGPU_VM_H__ + +#include + +#include "gpu_scheduler.h" +#include "amdgpu_sync.h" +#include "amdgpu_ring.h" + +struct amdgpu_bo_va; +struct amdgpu_job; +struct amdgpu_bo_list_entry; + +/* + * GPUVM handling + */ + +/* maximum number of VMIDs */ +#define AMDGPU_NUM_VM 16 + +/* Maximum number of PTEs the hardware can write with one command */ +#define AMDGPU_VM_MAX_UPDATE_SIZE 0x3FFFF + +/* number of entries in page table */ +#define AMDGPU_VM_PTE_COUNT (1 << amdgpu_vm_block_size) + +/* PTBs (Page Table Blocks) need to be aligned to 32K */ +#define AMDGPU_VM_PTB_ALIGN_SIZE 32768 + +/* LOG2 number of continuous pages for the fragment field */ +#define AMDGPU_LOG2_PAGES_PER_FRAG 4 + +#define AMDGPU_PTE_VALID (1 << 0) +#define AMDGPU_PTE_SYSTEM (1 << 1) +#define AMDGPU_PTE_SNOOPED (1 << 2) + +/* VI only */ +#define AMDGPU_PTE_EXECUTABLE (1 << 4) + +#define AMDGPU_PTE_READABLE (1 << 5) +#define AMDGPU_PTE_WRITEABLE (1 << 6) + +#define AMDGPU_PTE_FRAG(x) ((x & 0x1f) << 7) + +/* How to programm VM fault handling */ +#define AMDGPU_VM_FAULT_STOP_NEVER 0 +#define AMDGPU_VM_FAULT_STOP_FIRST 1 +#define AMDGPU_VM_FAULT_STOP_ALWAYS 2 + +struct amdgpu_vm_pt { + struct amdgpu_bo *bo; + uint64_t addr; +}; + +struct amdgpu_vm { + /* tree of virtual addresses mapped */ + struct rb_root va; + + /* protecting invalidated */ + spinlock_t status_lock; + + /* BOs moved, but not yet updated in the PT */ + struct list_head invalidated; + + /* BOs cleared in the PT because of a move */ + struct list_head cleared; + + /* BO mappings freed, but not yet updated in the PT */ + struct list_head freed; + + /* contains the page directory */ + struct amdgpu_bo *page_directory; + unsigned max_pde_used; + struct fence *page_directory_fence; + uint64_t last_eviction_counter; + + /* array of page tables, one for each page directory entry */ + struct amdgpu_vm_pt *page_tables; + + /* for id and flush management per ring */ + struct amdgpu_vm_id *ids[AMDGPU_MAX_RINGS]; + + /* protecting freed */ + spinlock_t freed_lock; + + /* Scheduler entity for page table updates */ + struct amd_sched_entity entity; + + /* client id */ + u64 client_id; +}; + +struct amdgpu_vm_id { + struct list_head list; + struct fence *first; + struct amdgpu_sync active; + struct fence *last_flush; + atomic64_t owner; + + uint64_t pd_gpu_addr; + /* last flushed PD/PT update */ + struct fence *flushed_updates; + + uint32_t current_gpu_reset_count; + + uint32_t gds_base; + uint32_t gds_size; + uint32_t gws_base; + uint32_t gws_size; + uint32_t oa_base; + uint32_t oa_size; +}; + +struct amdgpu_vm_manager { + /* Handling of VMIDs */ + struct mutex lock; + unsigned num_ids; + struct list_head ids_lru; + struct amdgpu_vm_id ids[AMDGPU_NUM_VM]; + + /* Handling of VM fences */ + u64 fence_context; + unsigned seqno[AMDGPU_MAX_RINGS]; + + uint32_t max_pfn; + /* vram base address for page table entry */ + u64 vram_base_offset; + /* is vm enabled? */ + bool enabled; + /* vm pte handling */ + const struct amdgpu_vm_pte_funcs *vm_pte_funcs; + struct amdgpu_ring *vm_pte_rings[AMDGPU_MAX_RINGS]; + unsigned vm_pte_num_rings; + atomic_t vm_pte_next_ring; + /* client id counter */ + atomic64_t client_counter; +}; + +void amdgpu_vm_manager_init(struct amdgpu_device *adev); +void amdgpu_vm_manager_fini(struct amdgpu_device *adev); +int amdgpu_vm_init(struct amdgpu_device *adev, struct amdgpu_vm *vm); +void amdgpu_vm_fini(struct amdgpu_device *adev, struct amdgpu_vm *vm); +void amdgpu_vm_get_pd_bo(struct amdgpu_vm *vm, + struct list_head *validated, + struct amdgpu_bo_list_entry *entry); +int amdgpu_vm_validate_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm, + int (*callback)(void *p, struct amdgpu_bo *bo), + void *param); +void amdgpu_vm_move_pt_bos_in_lru(struct amdgpu_device *adev, + struct amdgpu_vm *vm); +int amdgpu_vm_grab_id(struct amdgpu_vm *vm, struct amdgpu_ring *ring, + struct amdgpu_sync *sync, struct fence *fence, + struct amdgpu_job *job); +int amdgpu_vm_flush(struct amdgpu_ring *ring, struct amdgpu_job *job); +void amdgpu_vm_reset_id(struct amdgpu_device *adev, unsigned vm_id); +int amdgpu_vm_update_page_directory(struct amdgpu_device *adev, + struct amdgpu_vm *vm); +int amdgpu_vm_clear_freed(struct amdgpu_device *adev, + struct amdgpu_vm *vm); +int amdgpu_vm_clear_invalids(struct amdgpu_device *adev, struct amdgpu_vm *vm, + struct amdgpu_sync *sync); +int amdgpu_vm_bo_update(struct amdgpu_device *adev, + struct amdgpu_bo_va *bo_va, + bool clear); +void amdgpu_vm_bo_invalidate(struct amdgpu_device *adev, + struct amdgpu_bo *bo); +struct amdgpu_bo_va *amdgpu_vm_bo_find(struct amdgpu_vm *vm, + struct amdgpu_bo *bo); +struct amdgpu_bo_va *amdgpu_vm_bo_add(struct amdgpu_device *adev, + struct amdgpu_vm *vm, + struct amdgpu_bo *bo); +int amdgpu_vm_bo_map(struct amdgpu_device *adev, + struct amdgpu_bo_va *bo_va, + uint64_t addr, uint64_t offset, + uint64_t size, uint32_t flags); +int amdgpu_vm_bo_unmap(struct amdgpu_device *adev, + struct amdgpu_bo_va *bo_va, + uint64_t addr); +void amdgpu_vm_bo_rmv(struct amdgpu_device *adev, + struct amdgpu_bo_va *bo_va); + +#endif -- cgit v1.2.3 From b88c8796d815f80b958d6a35043d16d74bdfed24 Mon Sep 17 00:00:00 2001 From: Christian König Date: Wed, 28 Sep 2016 16:33:01 +0200 Subject: drm/amdgpu: use amdgpu_vm_get_pd_bo in the GEM code MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Instead of messing with the PD directly. Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c index 5dc0158b12db..cd62f6ffde2a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c @@ -553,7 +553,8 @@ int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data, struct amdgpu_fpriv *fpriv = filp->driver_priv; struct amdgpu_bo *abo; struct amdgpu_bo_va *bo_va; - struct ttm_validate_buffer tv, tv_pd; + struct amdgpu_bo_list_entry vm_pd; + struct ttm_validate_buffer tv; struct ww_acquire_ctx ticket; struct list_head list, duplicates; uint32_t invalid_flags, va_flags = 0; @@ -598,9 +599,7 @@ int amdgpu_gem_va_ioctl(struct drm_device *dev, void *data, tv.shared = true; list_add(&tv.head, &list); - tv_pd.bo = &fpriv->vm.page_directory->tbo; - tv_pd.shared = true; - list_add(&tv_pd.head, &list); + amdgpu_vm_get_pd_bo(&fpriv->vm, &list, &vm_pd); r = ttm_eu_reserve_buffers(&ticket, &list, true, &duplicates); if (r) { -- cgit v1.2.3 From e3fa76306f072e1c92b50f866c2583d74ace58ed Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Mon, 10 Oct 2016 10:56:21 -0400 Subject: drm/amdgpu: add additional cached gca config variables MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We need to cache some additional values to handle SR-IOV and PG. Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 7d30a8e03bed..efbd9ef41785 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -770,6 +770,16 @@ struct amdgpu_scratch { /* * GFX configurations */ +#define AMDGPU_GFX_MAX_SE 4 +#define AMDGPU_GFX_MAX_SH_PER_SE 2 + +struct amdgpu_rb_config { + uint32_t rb_backend_disable; + uint32_t user_rb_backend_disable; + uint32_t raster_config; + uint32_t raster_config_1; +}; + struct amdgpu_gca_config { unsigned max_shader_engines; unsigned max_tile_pipes; @@ -798,6 +808,8 @@ struct amdgpu_gca_config { uint32_t tile_mode_array[32]; uint32_t macrotile_mode_array[16]; + + struct amdgpu_rb_config rb_config[AMDGPU_GFX_MAX_SE][AMDGPU_GFX_MAX_SH_PER_SE]; }; struct amdgpu_cu_info { -- cgit v1.2.3 From 392f0c775c80de0eae4c07227cc220015df70abc Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Mon, 10 Oct 2016 11:15:24 -0400 Subject: drm/amdgpu/gfx8: cache rb config values MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Needed when for SR-IOV and when PG is enabled. Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index ba36db8002e7..e0664415b18e 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -3694,6 +3694,21 @@ static void gfx_v8_0_setup_rb(struct amdgpu_device *adev) num_rb_pipes); } + /* cache the values for userspace */ + for (i = 0; i < adev->gfx.config.max_shader_engines; i++) { + for (j = 0; j < adev->gfx.config.max_sh_per_se; j++) { + gfx_v8_0_select_se_sh(adev, i, j, 0xffffffff); + adev->gfx.config.rb_config[i][j].rb_backend_disable = + RREG32(mmCC_RB_BACKEND_DISABLE); + adev->gfx.config.rb_config[i][j].user_rb_backend_disable = + RREG32(mmGC_USER_RB_BACKEND_DISABLE); + adev->gfx.config.rb_config[i][j].raster_config = + RREG32(mmPA_SC_RASTER_CONFIG); + adev->gfx.config.rb_config[i][j].raster_config_1 = + RREG32(mmPA_SC_RASTER_CONFIG_1); + } + } + gfx_v8_0_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff); mutex_unlock(&adev->grbm_idx_mutex); } -- cgit v1.2.3 From 34817db6c73d110d460daf02b977f583caa05a97 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Mon, 10 Oct 2016 11:17:58 -0400 Subject: drm/amdgpu/gfx8: use cached raster config values in csb setup MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Simplify the code and properly set the csb for harvest values. Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 30 ++---------------------------- 1 file changed, 2 insertions(+), 28 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index e0664415b18e..8dc8f576d2c7 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -1140,34 +1140,8 @@ static void gfx_v8_0_get_csb_buffer(struct amdgpu_device *adev, buffer[count++] = cpu_to_le32(PACKET3(PACKET3_SET_CONTEXT_REG, 2)); buffer[count++] = cpu_to_le32(mmPA_SC_RASTER_CONFIG - PACKET3_SET_CONTEXT_REG_START); - switch (adev->asic_type) { - case CHIP_TONGA: - case CHIP_POLARIS10: - buffer[count++] = cpu_to_le32(0x16000012); - buffer[count++] = cpu_to_le32(0x0000002A); - break; - case CHIP_POLARIS11: - buffer[count++] = cpu_to_le32(0x16000012); - buffer[count++] = cpu_to_le32(0x00000000); - break; - case CHIP_FIJI: - buffer[count++] = cpu_to_le32(0x3a00161a); - buffer[count++] = cpu_to_le32(0x0000002e); - break; - case CHIP_TOPAZ: - case CHIP_CARRIZO: - buffer[count++] = cpu_to_le32(0x00000002); - buffer[count++] = cpu_to_le32(0x00000000); - break; - case CHIP_STONEY: - buffer[count++] = cpu_to_le32(0x00000000); - buffer[count++] = cpu_to_le32(0x00000000); - break; - default: - buffer[count++] = cpu_to_le32(0x00000000); - buffer[count++] = cpu_to_le32(0x00000000); - break; - } + buffer[count++] = cpu_to_le32(adev->gfx.config.rb_config[0][0].raster_config); + buffer[count++] = cpu_to_le32(adev->gfx.config.rb_config[0][0].raster_config_1); buffer[count++] = cpu_to_le32(PACKET3(PACKET3_PREAMBLE_CNTL, 0)); buffer[count++] = cpu_to_le32(PACKET3_PREAMBLE_END_CLEAR_STATE); -- cgit v1.2.3 From db9635cc14f316346c5b3954153d7e8c7016105d Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Mon, 10 Oct 2016 12:05:32 -0400 Subject: drm/amdgpu: used cached gca values for vi_read_register (v2) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Using the cached values has less latency for bare metal and SR-IOV, and prevents reading back bogus values if the engine is powergated. v2: fix typo in tile idx calculation Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/vi.c | 117 +++++++++++++++++++++++++++++++++------- 1 file changed, 97 insertions(+), 20 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c index 657de2a9ba34..82f72cd1aebe 100644 --- a/drivers/gpu/drm/amd/amdgpu/vi.c +++ b/drivers/gpu/drm/amd/amdgpu/vi.c @@ -556,21 +556,100 @@ static const struct amdgpu_allowed_register_entry vi_allowed_read_registers[] = {mmPA_SC_RASTER_CONFIG_1, false, true}, }; -static uint32_t vi_read_indexed_register(struct amdgpu_device *adev, u32 se_num, - u32 sh_num, u32 reg_offset) -{ - uint32_t val; +static uint32_t vi_get_register_value(struct amdgpu_device *adev, + bool indexed, u32 se_num, + u32 sh_num, u32 reg_offset) +{ + if (indexed) { + uint32_t val; + unsigned se_idx = (se_num == 0xffffffff) ? 0 : se_num; + unsigned sh_idx = (sh_num == 0xffffffff) ? 0 : sh_num; + + switch (reg_offset) { + case mmCC_RB_BACKEND_DISABLE: + return adev->gfx.config.rb_config[se_idx][sh_idx].rb_backend_disable; + case mmGC_USER_RB_BACKEND_DISABLE: + return adev->gfx.config.rb_config[se_idx][sh_idx].user_rb_backend_disable; + case mmPA_SC_RASTER_CONFIG: + return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config; + case mmPA_SC_RASTER_CONFIG_1: + return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config_1; + } - mutex_lock(&adev->grbm_idx_mutex); - if (se_num != 0xffffffff || sh_num != 0xffffffff) - amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff); + mutex_lock(&adev->grbm_idx_mutex); + if (se_num != 0xffffffff || sh_num != 0xffffffff) + amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff); - val = RREG32(reg_offset); + val = RREG32(reg_offset); - if (se_num != 0xffffffff || sh_num != 0xffffffff) - amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff); - mutex_unlock(&adev->grbm_idx_mutex); - return val; + if (se_num != 0xffffffff || sh_num != 0xffffffff) + amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff); + mutex_unlock(&adev->grbm_idx_mutex); + return val; + } else { + unsigned idx; + + switch (reg_offset) { + case mmGB_ADDR_CONFIG: + return adev->gfx.config.gb_addr_config; + case mmMC_ARB_RAMCFG: + return adev->gfx.config.mc_arb_ramcfg; + case mmGB_TILE_MODE0: + case mmGB_TILE_MODE1: + case mmGB_TILE_MODE2: + case mmGB_TILE_MODE3: + case mmGB_TILE_MODE4: + case mmGB_TILE_MODE5: + case mmGB_TILE_MODE6: + case mmGB_TILE_MODE7: + case mmGB_TILE_MODE8: + case mmGB_TILE_MODE9: + case mmGB_TILE_MODE10: + case mmGB_TILE_MODE11: + case mmGB_TILE_MODE12: + case mmGB_TILE_MODE13: + case mmGB_TILE_MODE14: + case mmGB_TILE_MODE15: + case mmGB_TILE_MODE16: + case mmGB_TILE_MODE17: + case mmGB_TILE_MODE18: + case mmGB_TILE_MODE19: + case mmGB_TILE_MODE20: + case mmGB_TILE_MODE21: + case mmGB_TILE_MODE22: + case mmGB_TILE_MODE23: + case mmGB_TILE_MODE24: + case mmGB_TILE_MODE25: + case mmGB_TILE_MODE26: + case mmGB_TILE_MODE27: + case mmGB_TILE_MODE28: + case mmGB_TILE_MODE29: + case mmGB_TILE_MODE30: + case mmGB_TILE_MODE31: + idx = (reg_offset - mmGB_TILE_MODE0); + return adev->gfx.config.tile_mode_array[idx]; + case mmGB_MACROTILE_MODE0: + case mmGB_MACROTILE_MODE1: + case mmGB_MACROTILE_MODE2: + case mmGB_MACROTILE_MODE3: + case mmGB_MACROTILE_MODE4: + case mmGB_MACROTILE_MODE5: + case mmGB_MACROTILE_MODE6: + case mmGB_MACROTILE_MODE7: + case mmGB_MACROTILE_MODE8: + case mmGB_MACROTILE_MODE9: + case mmGB_MACROTILE_MODE10: + case mmGB_MACROTILE_MODE11: + case mmGB_MACROTILE_MODE12: + case mmGB_MACROTILE_MODE13: + case mmGB_MACROTILE_MODE14: + case mmGB_MACROTILE_MODE15: + idx = (reg_offset - mmGB_MACROTILE_MODE0); + return adev->gfx.config.macrotile_mode_array[idx]; + default: + return RREG32(reg_offset); + } + } } static int vi_read_register(struct amdgpu_device *adev, u32 se_num, @@ -605,10 +684,9 @@ static int vi_read_register(struct amdgpu_device *adev, u32 se_num, if (reg_offset != asic_register_entry->reg_offset) continue; if (!asic_register_entry->untouched) - *value = asic_register_entry->grbm_indexed ? - vi_read_indexed_register(adev, se_num, - sh_num, reg_offset) : - RREG32(reg_offset); + *value = vi_get_register_value(adev, + asic_register_entry->grbm_indexed, + se_num, sh_num, reg_offset); return 0; } } @@ -618,10 +696,9 @@ static int vi_read_register(struct amdgpu_device *adev, u32 se_num, continue; if (!vi_allowed_read_registers[i].untouched) - *value = vi_allowed_read_registers[i].grbm_indexed ? - vi_read_indexed_register(adev, se_num, - sh_num, reg_offset) : - RREG32(reg_offset); + *value = vi_get_register_value(adev, + vi_allowed_read_registers[i].grbm_indexed, + se_num, sh_num, reg_offset); return 0; } return -EINVAL; -- cgit v1.2.3 From a0a71e49f533fe67c71abd5f3a0adf2fd10769f2 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Mon, 10 Oct 2016 12:41:36 -0400 Subject: drm/amdgpu: clarify why we evict vram twice on suspend MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Update the comment to explain why we do this. Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 9df66d1e843d..afeb7ab16d09 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -1982,7 +1982,10 @@ int amdgpu_device_suspend(struct drm_device *dev, bool suspend, bool fbcon) r = amdgpu_suspend(adev); - /* evict remaining vram memory */ + /* evict remaining vram memory + * This second call to evict vram is to evict the gart page table + * using the CPU. + */ amdgpu_bo_evict_vram(adev); pci_save_state(dev->pdev); -- cgit v1.2.3 From ec9aaaff66668217c0c5634d062b350429d8cfd2 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Mon, 10 Oct 2016 12:42:33 -0400 Subject: drm/radeon: clarify why we evict vram twice on suspend MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Update the comment to explain why we do this. Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/radeon/radeon_device.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index eb92aef46e3c..79c9b6f3f013 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -1651,7 +1651,10 @@ int radeon_suspend_kms(struct drm_device *dev, bool suspend, radeon_suspend(rdev); radeon_hpd_fini(rdev); - /* evict remaining vram memory */ + /* evict remaining vram memory + * This second call to evict vram is to evict the gart page table + * using the CPU. + */ radeon_bo_evict_vram(rdev); radeon_agp_suspend(rdev); -- cgit v1.2.3 From 66f3b2d527154bd258a57c8815004b5964aa1cf5 Mon Sep 17 00:00:00 2001 From: Christian König Date: Wed, 5 Oct 2016 12:38:21 +0200 Subject: drm/amdgpu: pad gfx and compute rings to 256 dw MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The same as on windows to avoid further problems with CE/DE command submission overlaps. Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c | 4 ++-- drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c | 4 ++-- drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 4 ++-- 3 files changed, 6 insertions(+), 6 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c index 40abb6b81c09..e3be5bd7ec50 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c @@ -2896,7 +2896,7 @@ static int gfx_v6_0_sw_init(void *handle) ring->ring_obj = NULL; sprintf(ring->name, "gfx"); r = amdgpu_ring_init(adev, ring, 1024, - 0x80000000, 0xf, + 0x80000000, 0xff, &adev->gfx.eop_irq, AMDGPU_CP_IRQ_GFX_EOP, AMDGPU_RING_TYPE_GFX); if (r) @@ -2920,7 +2920,7 @@ static int gfx_v6_0_sw_init(void *handle) sprintf(ring->name, "comp %d.%d.%d", ring->me, ring->pipe, ring->queue); irq_type = AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP + ring->pipe; r = amdgpu_ring_init(adev, ring, 1024, - 0x80000000, 0xf, + 0x80000000, 0xff, &adev->gfx.eop_irq, irq_type, AMDGPU_RING_TYPE_COMPUTE); if (r) diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c index b2cf1290c1cf..e239e1db3ab0 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c @@ -4646,7 +4646,7 @@ static int gfx_v7_0_sw_init(void *handle) ring->ring_obj = NULL; sprintf(ring->name, "gfx"); r = amdgpu_ring_init(adev, ring, 1024, - PACKET3(PACKET3_NOP, 0x3FFF), 0xf, + PACKET3(PACKET3_NOP, 0x3FFF), 0xff, &adev->gfx.eop_irq, AMDGPU_CP_IRQ_GFX_EOP, AMDGPU_RING_TYPE_GFX); if (r) @@ -4673,7 +4673,7 @@ static int gfx_v7_0_sw_init(void *handle) irq_type = AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP + ring->pipe; /* type-2 packets are deprecated on MEC, use type-3 instead */ r = amdgpu_ring_init(adev, ring, 1024, - PACKET3(PACKET3_NOP, 0x3FFF), 0xf, + PACKET3(PACKET3_NOP, 0x3FFF), 0xff, &adev->gfx.eop_irq, irq_type, AMDGPU_RING_TYPE_COMPUTE); if (r) diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index 8dc8f576d2c7..8efcc8d2ad60 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -2035,7 +2035,7 @@ static int gfx_v8_0_sw_init(void *handle) } r = amdgpu_ring_init(adev, ring, 1024, - PACKET3(PACKET3_NOP, 0x3FFF), 0xf, + PACKET3(PACKET3_NOP, 0x3FFF), 0xff, &adev->gfx.eop_irq, AMDGPU_CP_IRQ_GFX_EOP, AMDGPU_RING_TYPE_GFX); if (r) @@ -2062,7 +2062,7 @@ static int gfx_v8_0_sw_init(void *handle) irq_type = AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP + ring->pipe; /* type-2 packets are deprecated on MEC, use type-3 instead */ r = amdgpu_ring_init(adev, ring, 1024, - PACKET3(PACKET3_NOP, 0x3FFF), 0xf, + PACKET3(PACKET3_NOP, 0x3FFF), 0xff, &adev->gfx.eop_irq, irq_type, AMDGPU_RING_TYPE_COMPUTE); if (r) -- cgit v1.2.3 From c81b07e6bcbc3a29270b4eaf5c0696837212d468 Mon Sep 17 00:00:00 2001 From: Christian König Date: Wed, 5 Oct 2016 12:51:57 +0200 Subject: drm/amdgpu: remove ring type check for conditional execution MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit If a ring doesn't support that it shouldn't implement the function. Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c index 6a6c86c9c169..3c9a6da0966e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c @@ -161,7 +161,7 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, return r; } - if (ring->type == AMDGPU_RING_TYPE_SDMA && ring->funcs->init_cond_exec) + if (ring->funcs->init_cond_exec) patch_offset = amdgpu_ring_init_cond_exec(ring); if (vm) { -- cgit v1.2.3 From e08c90a7746041d0816e32614fd161c2194c7ded Mon Sep 17 00:00:00 2001 From: Christian König Date: Wed, 5 Oct 2016 12:59:20 +0200 Subject: drm/amdgpu: remove 128 NOP hack from vm_flush v2 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit With the padding raised to 256 DW that shouldn't be needed any more. v2: reduce estimation as well Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index 8efcc8d2ad60..bb17538ff109 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -6249,10 +6249,6 @@ static void gfx_v8_0_ring_emit_vm_flush(struct amdgpu_ring *ring, { int usepfp = (ring->type == AMDGPU_RING_TYPE_GFX); - /* GFX8 emits 128 dw nop to prevent DE do vm_flush before CE finish CEIB */ - if (usepfp) - amdgpu_ring_insert_nop(ring, 128); - amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3)); amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(usepfp) | WRITE_DATA_DST_SEL(0)) | @@ -6381,7 +6377,7 @@ static unsigned gfx_v8_0_ring_get_dma_frame_size_gfx(struct amdgpu_ring *ring) 5 + /* gfx_v8_0_ring_emit_hdp_invalidate */ 6 + 6 + 6 +/* gfx_v8_0_ring_emit_fence_gfx x3 for user fence, vm fence */ 7 + /* gfx_v8_0_ring_emit_pipeline_sync */ - 256 + 19 + /* gfx_v8_0_ring_emit_vm_flush */ + 128 + 19 + /* gfx_v8_0_ring_emit_vm_flush */ 2 + /* gfx_v8_ring_emit_sb */ 3; /* gfx_v8_ring_emit_cntxcntl */ } -- cgit v1.2.3 From 7bc6be825a2efb00cf8a194e1d0560c92d5a2f6c Mon Sep 17 00:00:00 2001 From: Christian König Date: Wed, 5 Oct 2016 14:23:00 +0200 Subject: drm/amdgpu: remove explicit NULL init for parse_cs MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit sed -i "/\.parse_cs = NULL,/d" drivers/gpu/drm/amd/amdgpu/*.c That's just a leftover from radeon. Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/cik_sdma.c | 1 - drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c | 2 -- drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c | 2 -- drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 2 -- drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c | 1 - drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c | 1 - drivers/gpu/drm/amd/amdgpu/si_dma.c | 1 - drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c | 1 - drivers/gpu/drm/amd/amdgpu/vce_v3_0.c | 1 - 9 files changed, 12 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c index cb952acc7133..34e41590c5c8 100644 --- a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c +++ b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c @@ -1228,7 +1228,6 @@ static const struct amdgpu_ring_funcs cik_sdma_ring_funcs = { .get_rptr = cik_sdma_ring_get_rptr, .get_wptr = cik_sdma_ring_get_wptr, .set_wptr = cik_sdma_ring_set_wptr, - .parse_cs = NULL, .emit_ib = cik_sdma_ring_emit_ib, .emit_fence = cik_sdma_ring_emit_fence, .emit_pipeline_sync = cik_sdma_ring_emit_pipeline_sync, diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c index e3be5bd7ec50..4e35e16d1311 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c @@ -3258,7 +3258,6 @@ static const struct amdgpu_ring_funcs gfx_v6_0_ring_funcs_gfx = { .get_rptr = gfx_v6_0_ring_get_rptr, .get_wptr = gfx_v6_0_ring_get_wptr, .set_wptr = gfx_v6_0_ring_set_wptr_gfx, - .parse_cs = NULL, .emit_ib = gfx_v6_0_ring_emit_ib, .emit_fence = gfx_v6_0_ring_emit_fence, .emit_pipeline_sync = gfx_v6_0_ring_emit_pipeline_sync, @@ -3277,7 +3276,6 @@ static const struct amdgpu_ring_funcs gfx_v6_0_ring_funcs_compute = { .get_rptr = gfx_v6_0_ring_get_rptr, .get_wptr = gfx_v6_0_ring_get_wptr, .set_wptr = gfx_v6_0_ring_set_wptr_compute, - .parse_cs = NULL, .emit_ib = gfx_v6_0_ring_emit_ib, .emit_fence = gfx_v6_0_ring_emit_fence, .emit_pipeline_sync = gfx_v6_0_ring_emit_pipeline_sync, diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c index e239e1db3ab0..9a54ea982b87 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c @@ -5147,7 +5147,6 @@ static const struct amdgpu_ring_funcs gfx_v7_0_ring_funcs_gfx = { .get_rptr = gfx_v7_0_ring_get_rptr, .get_wptr = gfx_v7_0_ring_get_wptr_gfx, .set_wptr = gfx_v7_0_ring_set_wptr_gfx, - .parse_cs = NULL, .emit_ib = gfx_v7_0_ring_emit_ib_gfx, .emit_fence = gfx_v7_0_ring_emit_fence_gfx, .emit_pipeline_sync = gfx_v7_0_ring_emit_pipeline_sync, @@ -5168,7 +5167,6 @@ static const struct amdgpu_ring_funcs gfx_v7_0_ring_funcs_compute = { .get_rptr = gfx_v7_0_ring_get_rptr, .get_wptr = gfx_v7_0_ring_get_wptr_compute, .set_wptr = gfx_v7_0_ring_set_wptr_compute, - .parse_cs = NULL, .emit_ib = gfx_v7_0_ring_emit_ib_compute, .emit_fence = gfx_v7_0_ring_emit_fence_compute, .emit_pipeline_sync = gfx_v7_0_ring_emit_pipeline_sync, diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index bb17538ff109..404c49c45b03 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -6568,7 +6568,6 @@ static const struct amdgpu_ring_funcs gfx_v8_0_ring_funcs_gfx = { .get_rptr = gfx_v8_0_ring_get_rptr, .get_wptr = gfx_v8_0_ring_get_wptr_gfx, .set_wptr = gfx_v8_0_ring_set_wptr_gfx, - .parse_cs = NULL, .emit_ib = gfx_v8_0_ring_emit_ib_gfx, .emit_fence = gfx_v8_0_ring_emit_fence_gfx, .emit_pipeline_sync = gfx_v8_0_ring_emit_pipeline_sync, @@ -6590,7 +6589,6 @@ static const struct amdgpu_ring_funcs gfx_v8_0_ring_funcs_compute = { .get_rptr = gfx_v8_0_ring_get_rptr, .get_wptr = gfx_v8_0_ring_get_wptr_compute, .set_wptr = gfx_v8_0_ring_set_wptr_compute, - .parse_cs = NULL, .emit_ib = gfx_v8_0_ring_emit_ib_compute, .emit_fence = gfx_v8_0_ring_emit_fence_compute, .emit_pipeline_sync = gfx_v8_0_ring_emit_pipeline_sync, diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c index 565dab3c7218..16cc1f5d0d4e 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c @@ -1225,7 +1225,6 @@ static const struct amdgpu_ring_funcs sdma_v2_4_ring_funcs = { .get_rptr = sdma_v2_4_ring_get_rptr, .get_wptr = sdma_v2_4_ring_get_wptr, .set_wptr = sdma_v2_4_ring_set_wptr, - .parse_cs = NULL, .emit_ib = sdma_v2_4_ring_emit_ib, .emit_fence = sdma_v2_4_ring_emit_fence, .emit_pipeline_sync = sdma_v2_4_ring_emit_pipeline_sync, diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c index a9d10941fb53..2c2f24fff64b 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c @@ -1568,7 +1568,6 @@ static const struct amdgpu_ring_funcs sdma_v3_0_ring_funcs = { .get_rptr = sdma_v3_0_ring_get_rptr, .get_wptr = sdma_v3_0_ring_get_wptr, .set_wptr = sdma_v3_0_ring_set_wptr, - .parse_cs = NULL, .emit_ib = sdma_v3_0_ring_emit_ib, .emit_fence = sdma_v3_0_ring_emit_fence, .emit_pipeline_sync = sdma_v3_0_ring_emit_pipeline_sync, diff --git a/drivers/gpu/drm/amd/amdgpu/si_dma.c b/drivers/gpu/drm/amd/amdgpu/si_dma.c index de358193a8f9..9f11e3792077 100644 --- a/drivers/gpu/drm/amd/amdgpu/si_dma.c +++ b/drivers/gpu/drm/amd/amdgpu/si_dma.c @@ -783,7 +783,6 @@ static const struct amdgpu_ring_funcs si_dma_ring_funcs = { .get_rptr = si_dma_ring_get_rptr, .get_wptr = si_dma_ring_get_wptr, .set_wptr = si_dma_ring_set_wptr, - .parse_cs = NULL, .emit_ib = si_dma_ring_emit_ib, .emit_fence = si_dma_ring_emit_fence, .emit_pipeline_sync = si_dma_ring_emit_pipeline_sync, diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c index ab3df6d75656..f74229496cc7 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c @@ -1070,7 +1070,6 @@ static const struct amdgpu_ring_funcs uvd_v6_0_ring_vm_funcs = { .get_rptr = uvd_v6_0_ring_get_rptr, .get_wptr = uvd_v6_0_ring_get_wptr, .set_wptr = uvd_v6_0_ring_set_wptr, - .parse_cs = NULL, .emit_ib = uvd_v6_0_ring_emit_ib, .emit_fence = uvd_v6_0_ring_emit_fence, .emit_vm_flush = uvd_v6_0_ring_emit_vm_flush, diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c index 8533269ec160..e76bc092becc 100644 --- a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c @@ -870,7 +870,6 @@ static const struct amdgpu_ring_funcs vce_v3_0_ring_vm_funcs = { .get_rptr = vce_v3_0_ring_get_rptr, .get_wptr = vce_v3_0_ring_get_wptr, .set_wptr = vce_v3_0_ring_set_wptr, - .parse_cs = NULL, .emit_ib = vce_v3_0_ring_emit_ib, .emit_vm_flush = vce_v3_0_emit_vm_flush, .emit_pipeline_sync = vce_v3_0_emit_pipeline_sync, -- cgit v1.2.3 From e12f3d7a23c99617f72305a805ed827567a43a9c Mon Sep 17 00:00:00 2001 From: Christian König Date: Wed, 5 Oct 2016 14:29:38 +0200 Subject: drm/amdgpu: move IB and frame size directly into the engine description MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit I should have suggested that on the initial patchset. This saves us a few CPU cycles during CS and a bunch of loc. Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 2 -- drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | 4 +-- drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h | 5 +-- drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c | 12 ------- drivers/gpu/drm/amd/amdgpu/cik_sdma.c | 25 ++++---------- drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c | 46 +++++++++---------------- drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c | 56 ++++++++++-------------------- drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 58 ++++++++++---------------------- drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c | 25 ++++---------- drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c | 25 ++++---------- drivers/gpu/drm/amd/amdgpu/si_dma.c | 25 ++++---------- drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c | 21 +++--------- drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c | 21 +++--------- drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c | 42 +++++++---------------- drivers/gpu/drm/amd/amdgpu/vce_v2_0.c | 4 +-- drivers/gpu/drm/amd/amdgpu/vce_v3_0.c | 34 +++++-------------- 16 files changed, 117 insertions(+), 288 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index efbd9ef41785..fa99c0d6158c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -1962,8 +1962,6 @@ amdgpu_get_sdma_instance(struct amdgpu_ring *ring) #define amdgpu_ring_pad_ib(r, ib) ((r)->funcs->pad_ib((r), (ib))) #define amdgpu_ring_init_cond_exec(r) (r)->funcs->init_cond_exec((r)) #define amdgpu_ring_patch_cond_exec(r,o) (r)->funcs->patch_cond_exec((r),(o)) -#define amdgpu_ring_get_emit_ib_size(r) (r)->funcs->get_emit_ib_size((r)) -#define amdgpu_ring_get_dma_frame_size(r) (r)->funcs->get_dma_frame_size((r)) #define amdgpu_ih_get_wptr(adev) (adev)->irq.ih_funcs->get_wptr((adev)) #define amdgpu_ih_decode_iv(adev, iv) (adev)->irq.ih_funcs->decode_iv((adev), (iv)) #define amdgpu_ih_set_rptr(adev) (adev)->irq.ih_funcs->set_rptr((adev)) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c index 3c9a6da0966e..16308eb22e7f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c @@ -152,8 +152,8 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs, return -EINVAL; } - alloc_size = amdgpu_ring_get_dma_frame_size(ring) + - num_ibs * amdgpu_ring_get_emit_ib_size(ring); + alloc_size = ring->funcs->emit_frame_size + num_ibs * + ring->funcs->emit_ib_size; r = amdgpu_ring_alloc(ring, alloc_size); if (r) { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h index 2f935888c64b..767843c2b1d7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h @@ -98,6 +98,9 @@ struct amdgpu_ring_funcs { void (*set_wptr)(struct amdgpu_ring *ring); /* validating and patching of IBs */ int (*parse_cs)(struct amdgpu_cs_parser *p, uint32_t ib_idx); + /* constants to calculate how many DW are needed for an emit */ + unsigned emit_frame_size; + unsigned emit_ib_size; /* command emit functions */ void (*emit_ib)(struct amdgpu_ring *ring, struct amdgpu_ib *ib, @@ -127,8 +130,6 @@ struct amdgpu_ring_funcs { void (*end_use)(struct amdgpu_ring *ring); void (*emit_switch_buffer) (struct amdgpu_ring *ring); void (*emit_cntxcntl) (struct amdgpu_ring *ring, uint32_t flags); - unsigned (*get_emit_ib_size) (struct amdgpu_ring *ring); - unsigned (*get_dma_frame_size) (struct amdgpu_ring *ring); }; struct amdgpu_ring { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c index 9a534e2757cd..2fb469aa850a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c @@ -824,18 +824,6 @@ void amdgpu_vce_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq, amdgpu_ring_write(ring, VCE_CMD_END); } -unsigned amdgpu_vce_ring_get_emit_ib_size(struct amdgpu_ring *ring) -{ - return - 4; /* amdgpu_vce_ring_emit_ib */ -} - -unsigned amdgpu_vce_ring_get_dma_frame_size(struct amdgpu_ring *ring) -{ - return - 6; /* amdgpu_vce_ring_emit_fence x1 no user fence */ -} - /** * amdgpu_vce_ring_test_ring - test if VCE ring is working * diff --git a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c index 34e41590c5c8..49b34decce58 100644 --- a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c +++ b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c @@ -848,22 +848,6 @@ static void cik_sdma_ring_emit_vm_flush(struct amdgpu_ring *ring, amdgpu_ring_write(ring, (0xfff << 16) | 10); /* retry count, poll interval */ } -static unsigned cik_sdma_ring_get_emit_ib_size(struct amdgpu_ring *ring) -{ - return - 7 + 4; /* cik_sdma_ring_emit_ib */ -} - -static unsigned cik_sdma_ring_get_dma_frame_size(struct amdgpu_ring *ring) -{ - return - 6 + /* cik_sdma_ring_emit_hdp_flush */ - 3 + /* cik_sdma_ring_emit_hdp_invalidate */ - 6 + /* cik_sdma_ring_emit_pipeline_sync */ - 12 + /* cik_sdma_ring_emit_vm_flush */ - 9 + 9 + 9; /* cik_sdma_ring_emit_fence x3 for user fence, vm fence */ -} - static void cik_enable_sdma_mgcg(struct amdgpu_device *adev, bool enable) { @@ -1228,6 +1212,13 @@ static const struct amdgpu_ring_funcs cik_sdma_ring_funcs = { .get_rptr = cik_sdma_ring_get_rptr, .get_wptr = cik_sdma_ring_get_wptr, .set_wptr = cik_sdma_ring_set_wptr, + .emit_frame_size = + 6 + /* cik_sdma_ring_emit_hdp_flush */ + 3 + /* cik_sdma_ring_emit_hdp_invalidate */ + 6 + /* cik_sdma_ring_emit_pipeline_sync */ + 12 + /* cik_sdma_ring_emit_vm_flush */ + 9 + 9 + 9, /* cik_sdma_ring_emit_fence x3 for user fence, vm fence */ + .emit_ib_size = 7 + 4, /* cik_sdma_ring_emit_ib */ .emit_ib = cik_sdma_ring_emit_ib, .emit_fence = cik_sdma_ring_emit_fence, .emit_pipeline_sync = cik_sdma_ring_emit_pipeline_sync, @@ -1238,8 +1229,6 @@ static const struct amdgpu_ring_funcs cik_sdma_ring_funcs = { .test_ib = cik_sdma_ring_test_ib, .insert_nop = cik_sdma_ring_insert_nop, .pad_ib = cik_sdma_ring_pad_ib, - .get_emit_ib_size = cik_sdma_ring_get_emit_ib_size, - .get_dma_frame_size = cik_sdma_ring_get_dma_frame_size, }; static void cik_sdma_set_ring_funcs(struct amdgpu_device *adev) diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c index 4e35e16d1311..a86b17944bcf 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c @@ -2814,33 +2814,6 @@ static void gfx_v6_ring_emit_cntxcntl(struct amdgpu_ring *ring, uint32_t flags) amdgpu_ring_write(ring, 0); } -static unsigned gfx_v6_0_ring_get_emit_ib_size(struct amdgpu_ring *ring) -{ - return - 6; /* gfx_v6_0_ring_emit_ib */ -} - -static unsigned gfx_v6_0_ring_get_dma_frame_size_gfx(struct amdgpu_ring *ring) -{ - return - 5 + /* gfx_v6_0_ring_emit_hdp_flush */ - 5 + /* gfx_v6_0_ring_emit_hdp_invalidate */ - 14 + 14 + 14 + /* gfx_v6_0_ring_emit_fence x3 for user fence, vm fence */ - 7 + 4 + /* gfx_v6_0_ring_emit_pipeline_sync */ - 17 + 6 + /* gfx_v6_0_ring_emit_vm_flush */ - 3; /* gfx_v6_ring_emit_cntxcntl */ -} - -static unsigned gfx_v6_0_ring_get_dma_frame_size_compute(struct amdgpu_ring *ring) -{ - return - 5 + /* gfx_v6_0_ring_emit_hdp_flush */ - 5 + /* gfx_v6_0_ring_emit_hdp_invalidate */ - 7 + /* gfx_v6_0_ring_emit_pipeline_sync */ - 17 + /* gfx_v6_0_ring_emit_vm_flush */ - 14 + 14 + 14; /* gfx_v6_0_ring_emit_fence x3 for user fence, vm fence */ -} - static const struct amdgpu_gfx_funcs gfx_v6_0_gfx_funcs = { .get_gpu_clock_counter = &gfx_v6_0_get_gpu_clock_counter, .select_se_sh = &gfx_v6_0_select_se_sh, @@ -3258,6 +3231,14 @@ static const struct amdgpu_ring_funcs gfx_v6_0_ring_funcs_gfx = { .get_rptr = gfx_v6_0_ring_get_rptr, .get_wptr = gfx_v6_0_ring_get_wptr, .set_wptr = gfx_v6_0_ring_set_wptr_gfx, + .emit_frame_size = + 5 + /* gfx_v6_0_ring_emit_hdp_flush */ + 5 + /* gfx_v6_0_ring_emit_hdp_invalidate */ + 14 + 14 + 14 + /* gfx_v6_0_ring_emit_fence x3 for user fence, vm fence */ + 7 + 4 + /* gfx_v6_0_ring_emit_pipeline_sync */ + 17 + 6 + /* gfx_v6_0_ring_emit_vm_flush */ + 3, /* gfx_v6_ring_emit_cntxcntl */ + .emit_ib_size = 6, /* gfx_v6_0_ring_emit_ib */ .emit_ib = gfx_v6_0_ring_emit_ib, .emit_fence = gfx_v6_0_ring_emit_fence, .emit_pipeline_sync = gfx_v6_0_ring_emit_pipeline_sync, @@ -3268,14 +3249,19 @@ static const struct amdgpu_ring_funcs gfx_v6_0_ring_funcs_gfx = { .test_ib = gfx_v6_0_ring_test_ib, .insert_nop = amdgpu_ring_insert_nop, .emit_cntxcntl = gfx_v6_ring_emit_cntxcntl, - .get_emit_ib_size = gfx_v6_0_ring_get_emit_ib_size, - .get_dma_frame_size = gfx_v6_0_ring_get_dma_frame_size_gfx, }; static const struct amdgpu_ring_funcs gfx_v6_0_ring_funcs_compute = { .get_rptr = gfx_v6_0_ring_get_rptr, .get_wptr = gfx_v6_0_ring_get_wptr, .set_wptr = gfx_v6_0_ring_set_wptr_compute, + .emit_frame_size = + 5 + /* gfx_v6_0_ring_emit_hdp_flush */ + 5 + /* gfx_v6_0_ring_emit_hdp_invalidate */ + 7 + /* gfx_v6_0_ring_emit_pipeline_sync */ + 17 + /* gfx_v6_0_ring_emit_vm_flush */ + 14 + 14 + 14, /* gfx_v6_0_ring_emit_fence x3 for user fence, vm fence */ + .emit_ib_size = 6, /* gfx_v6_0_ring_emit_ib */ .emit_ib = gfx_v6_0_ring_emit_ib, .emit_fence = gfx_v6_0_ring_emit_fence, .emit_pipeline_sync = gfx_v6_0_ring_emit_pipeline_sync, @@ -3285,8 +3271,6 @@ static const struct amdgpu_ring_funcs gfx_v6_0_ring_funcs_compute = { .test_ring = gfx_v6_0_ring_test_ring, .test_ib = gfx_v6_0_ring_test_ib, .insert_nop = amdgpu_ring_insert_nop, - .get_emit_ib_size = gfx_v6_0_ring_get_emit_ib_size, - .get_dma_frame_size = gfx_v6_0_ring_get_dma_frame_size_compute, }; static void gfx_v6_0_set_ring_funcs(struct amdgpu_device *adev) diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c index 9a54ea982b87..f2415f58c160 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c @@ -4357,41 +4357,6 @@ static void gfx_v7_0_ring_emit_gds_switch(struct amdgpu_ring *ring, amdgpu_ring_write(ring, (1 << (oa_size + oa_base)) - (1 << oa_base)); } -static unsigned gfx_v7_0_ring_get_emit_ib_size_gfx(struct amdgpu_ring *ring) -{ - return - 4; /* gfx_v7_0_ring_emit_ib_gfx */ -} - -static unsigned gfx_v7_0_ring_get_dma_frame_size_gfx(struct amdgpu_ring *ring) -{ - return - 20 + /* gfx_v7_0_ring_emit_gds_switch */ - 7 + /* gfx_v7_0_ring_emit_hdp_flush */ - 5 + /* gfx_v7_0_ring_emit_hdp_invalidate */ - 12 + 12 + 12 + /* gfx_v7_0_ring_emit_fence_gfx x3 for user fence, vm fence */ - 7 + 4 + /* gfx_v7_0_ring_emit_pipeline_sync */ - 17 + 6 + /* gfx_v7_0_ring_emit_vm_flush */ - 3; /* gfx_v7_ring_emit_cntxcntl */ -} - -static unsigned gfx_v7_0_ring_get_emit_ib_size_compute(struct amdgpu_ring *ring) -{ - return - 4; /* gfx_v7_0_ring_emit_ib_compute */ -} - -static unsigned gfx_v7_0_ring_get_dma_frame_size_compute(struct amdgpu_ring *ring) -{ - return - 20 + /* gfx_v7_0_ring_emit_gds_switch */ - 7 + /* gfx_v7_0_ring_emit_hdp_flush */ - 5 + /* gfx_v7_0_ring_emit_hdp_invalidate */ - 7 + /* gfx_v7_0_ring_emit_pipeline_sync */ - 17 + /* gfx_v7_0_ring_emit_vm_flush */ - 7 + 7 + 7; /* gfx_v7_0_ring_emit_fence_compute x3 for user fence, vm fence */ -} - static const struct amdgpu_gfx_funcs gfx_v7_0_gfx_funcs = { .get_gpu_clock_counter = &gfx_v7_0_get_gpu_clock_counter, .select_se_sh = &gfx_v7_0_select_se_sh, @@ -5147,6 +5112,15 @@ static const struct amdgpu_ring_funcs gfx_v7_0_ring_funcs_gfx = { .get_rptr = gfx_v7_0_ring_get_rptr, .get_wptr = gfx_v7_0_ring_get_wptr_gfx, .set_wptr = gfx_v7_0_ring_set_wptr_gfx, + .emit_frame_size = + 20 + /* gfx_v7_0_ring_emit_gds_switch */ + 7 + /* gfx_v7_0_ring_emit_hdp_flush */ + 5 + /* gfx_v7_0_ring_emit_hdp_invalidate */ + 12 + 12 + 12 + /* gfx_v7_0_ring_emit_fence_gfx x3 for user fence, vm fence */ + 7 + 4 + /* gfx_v7_0_ring_emit_pipeline_sync */ + 17 + 6 + /* gfx_v7_0_ring_emit_vm_flush */ + 3, /* gfx_v7_ring_emit_cntxcntl */ + .emit_ib_size = 4, /* gfx_v7_0_ring_emit_ib_gfx */ .emit_ib = gfx_v7_0_ring_emit_ib_gfx, .emit_fence = gfx_v7_0_ring_emit_fence_gfx, .emit_pipeline_sync = gfx_v7_0_ring_emit_pipeline_sync, @@ -5159,14 +5133,20 @@ static const struct amdgpu_ring_funcs gfx_v7_0_ring_funcs_gfx = { .insert_nop = amdgpu_ring_insert_nop, .pad_ib = amdgpu_ring_generic_pad_ib, .emit_cntxcntl = gfx_v7_ring_emit_cntxcntl, - .get_emit_ib_size = gfx_v7_0_ring_get_emit_ib_size_gfx, - .get_dma_frame_size = gfx_v7_0_ring_get_dma_frame_size_gfx, }; static const struct amdgpu_ring_funcs gfx_v7_0_ring_funcs_compute = { .get_rptr = gfx_v7_0_ring_get_rptr, .get_wptr = gfx_v7_0_ring_get_wptr_compute, .set_wptr = gfx_v7_0_ring_set_wptr_compute, + .emit_frame_size = + 20 + /* gfx_v7_0_ring_emit_gds_switch */ + 7 + /* gfx_v7_0_ring_emit_hdp_flush */ + 5 + /* gfx_v7_0_ring_emit_hdp_invalidate */ + 7 + /* gfx_v7_0_ring_emit_pipeline_sync */ + 17 + /* gfx_v7_0_ring_emit_vm_flush */ + 7 + 7 + 7, /* gfx_v7_0_ring_emit_fence_compute x3 for user fence, vm fence */ + .emit_ib_size = 4, /* gfx_v7_0_ring_emit_ib_compute */ .emit_ib = gfx_v7_0_ring_emit_ib_compute, .emit_fence = gfx_v7_0_ring_emit_fence_compute, .emit_pipeline_sync = gfx_v7_0_ring_emit_pipeline_sync, @@ -5178,8 +5158,6 @@ static const struct amdgpu_ring_funcs gfx_v7_0_ring_funcs_compute = { .test_ib = gfx_v7_0_ring_test_ib, .insert_nop = amdgpu_ring_insert_nop, .pad_ib = amdgpu_ring_generic_pad_ib, - .get_emit_ib_size = gfx_v7_0_ring_get_emit_ib_size_compute, - .get_dma_frame_size = gfx_v7_0_ring_get_dma_frame_size_compute, }; static void gfx_v7_0_set_ring_funcs(struct amdgpu_device *adev) diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index 404c49c45b03..e3330d06af9a 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -6363,42 +6363,6 @@ static void gfx_v8_ring_emit_cntxcntl(struct amdgpu_ring *ring, uint32_t flags) amdgpu_ring_write(ring, 0); } -static unsigned gfx_v8_0_ring_get_emit_ib_size_gfx(struct amdgpu_ring *ring) -{ - return - 4; /* gfx_v8_0_ring_emit_ib_gfx */ -} - -static unsigned gfx_v8_0_ring_get_dma_frame_size_gfx(struct amdgpu_ring *ring) -{ - return - 20 + /* gfx_v8_0_ring_emit_gds_switch */ - 7 + /* gfx_v8_0_ring_emit_hdp_flush */ - 5 + /* gfx_v8_0_ring_emit_hdp_invalidate */ - 6 + 6 + 6 +/* gfx_v8_0_ring_emit_fence_gfx x3 for user fence, vm fence */ - 7 + /* gfx_v8_0_ring_emit_pipeline_sync */ - 128 + 19 + /* gfx_v8_0_ring_emit_vm_flush */ - 2 + /* gfx_v8_ring_emit_sb */ - 3; /* gfx_v8_ring_emit_cntxcntl */ -} - -static unsigned gfx_v8_0_ring_get_emit_ib_size_compute(struct amdgpu_ring *ring) -{ - return - 4; /* gfx_v8_0_ring_emit_ib_compute */ -} - -static unsigned gfx_v8_0_ring_get_dma_frame_size_compute(struct amdgpu_ring *ring) -{ - return - 20 + /* gfx_v8_0_ring_emit_gds_switch */ - 7 + /* gfx_v8_0_ring_emit_hdp_flush */ - 5 + /* gfx_v8_0_ring_emit_hdp_invalidate */ - 7 + /* gfx_v8_0_ring_emit_pipeline_sync */ - 17 + /* gfx_v8_0_ring_emit_vm_flush */ - 7 + 7 + 7; /* gfx_v8_0_ring_emit_fence_compute x3 for user fence, vm fence */ -} - static void gfx_v8_0_set_gfx_eop_interrupt_state(struct amdgpu_device *adev, enum amdgpu_interrupt_state state) { @@ -6568,6 +6532,16 @@ static const struct amdgpu_ring_funcs gfx_v8_0_ring_funcs_gfx = { .get_rptr = gfx_v8_0_ring_get_rptr, .get_wptr = gfx_v8_0_ring_get_wptr_gfx, .set_wptr = gfx_v8_0_ring_set_wptr_gfx, + .emit_frame_size = + 20 + /* gfx_v8_0_ring_emit_gds_switch */ + 7 + /* gfx_v8_0_ring_emit_hdp_flush */ + 5 + /* gfx_v8_0_ring_emit_hdp_invalidate */ + 6 + 6 + 6 +/* gfx_v8_0_ring_emit_fence_gfx x3 for user fence, vm fence */ + 7 + /* gfx_v8_0_ring_emit_pipeline_sync */ + 128 + 19 + /* gfx_v8_0_ring_emit_vm_flush */ + 2 + /* gfx_v8_ring_emit_sb */ + 3, /* gfx_v8_ring_emit_cntxcntl */ + .emit_ib_size = 4, /* gfx_v8_0_ring_emit_ib_gfx */ .emit_ib = gfx_v8_0_ring_emit_ib_gfx, .emit_fence = gfx_v8_0_ring_emit_fence_gfx, .emit_pipeline_sync = gfx_v8_0_ring_emit_pipeline_sync, @@ -6581,14 +6555,20 @@ static const struct amdgpu_ring_funcs gfx_v8_0_ring_funcs_gfx = { .pad_ib = amdgpu_ring_generic_pad_ib, .emit_switch_buffer = gfx_v8_ring_emit_sb, .emit_cntxcntl = gfx_v8_ring_emit_cntxcntl, - .get_emit_ib_size = gfx_v8_0_ring_get_emit_ib_size_gfx, - .get_dma_frame_size = gfx_v8_0_ring_get_dma_frame_size_gfx, }; static const struct amdgpu_ring_funcs gfx_v8_0_ring_funcs_compute = { .get_rptr = gfx_v8_0_ring_get_rptr, .get_wptr = gfx_v8_0_ring_get_wptr_compute, .set_wptr = gfx_v8_0_ring_set_wptr_compute, + .emit_frame_size = + 20 + /* gfx_v8_0_ring_emit_gds_switch */ + 7 + /* gfx_v8_0_ring_emit_hdp_flush */ + 5 + /* gfx_v8_0_ring_emit_hdp_invalidate */ + 7 + /* gfx_v8_0_ring_emit_pipeline_sync */ + 17 + /* gfx_v8_0_ring_emit_vm_flush */ + 7 + 7 + 7, /* gfx_v8_0_ring_emit_fence_compute x3 for user fence, vm fence */ + .emit_ib_size = 4, /* gfx_v8_0_ring_emit_ib_compute */ .emit_ib = gfx_v8_0_ring_emit_ib_compute, .emit_fence = gfx_v8_0_ring_emit_fence_compute, .emit_pipeline_sync = gfx_v8_0_ring_emit_pipeline_sync, @@ -6600,8 +6580,6 @@ static const struct amdgpu_ring_funcs gfx_v8_0_ring_funcs_compute = { .test_ib = gfx_v8_0_ring_test_ib, .insert_nop = amdgpu_ring_insert_nop, .pad_ib = amdgpu_ring_generic_pad_ib, - .get_emit_ib_size = gfx_v8_0_ring_get_emit_ib_size_compute, - .get_dma_frame_size = gfx_v8_0_ring_get_dma_frame_size_compute, }; static void gfx_v8_0_set_ring_funcs(struct amdgpu_device *adev) diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c index 16cc1f5d0d4e..7cd24e42aa9a 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c @@ -902,22 +902,6 @@ static void sdma_v2_4_ring_emit_vm_flush(struct amdgpu_ring *ring, SDMA_PKT_POLL_REGMEM_DW5_INTERVAL(10)); /* retry count, poll interval */ } -static unsigned sdma_v2_4_ring_get_emit_ib_size(struct amdgpu_ring *ring) -{ - return - 7 + 6; /* sdma_v2_4_ring_emit_ib */ -} - -static unsigned sdma_v2_4_ring_get_dma_frame_size(struct amdgpu_ring *ring) -{ - return - 6 + /* sdma_v2_4_ring_emit_hdp_flush */ - 3 + /* sdma_v2_4_ring_emit_hdp_invalidate */ - 6 + /* sdma_v2_4_ring_emit_pipeline_sync */ - 12 + /* sdma_v2_4_ring_emit_vm_flush */ - 10 + 10 + 10; /* sdma_v2_4_ring_emit_fence x3 for user fence, vm fence */ -} - static int sdma_v2_4_early_init(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; @@ -1225,6 +1209,13 @@ static const struct amdgpu_ring_funcs sdma_v2_4_ring_funcs = { .get_rptr = sdma_v2_4_ring_get_rptr, .get_wptr = sdma_v2_4_ring_get_wptr, .set_wptr = sdma_v2_4_ring_set_wptr, + .emit_frame_size = + 6 + /* sdma_v2_4_ring_emit_hdp_flush */ + 3 + /* sdma_v2_4_ring_emit_hdp_invalidate */ + 6 + /* sdma_v2_4_ring_emit_pipeline_sync */ + 12 + /* sdma_v2_4_ring_emit_vm_flush */ + 10 + 10 + 10, /* sdma_v2_4_ring_emit_fence x3 for user fence, vm fence */ + .emit_ib_size = 7 + 6, /* sdma_v2_4_ring_emit_ib */ .emit_ib = sdma_v2_4_ring_emit_ib, .emit_fence = sdma_v2_4_ring_emit_fence, .emit_pipeline_sync = sdma_v2_4_ring_emit_pipeline_sync, @@ -1235,8 +1226,6 @@ static const struct amdgpu_ring_funcs sdma_v2_4_ring_funcs = { .test_ib = sdma_v2_4_ring_test_ib, .insert_nop = sdma_v2_4_ring_insert_nop, .pad_ib = sdma_v2_4_ring_pad_ib, - .get_emit_ib_size = sdma_v2_4_ring_get_emit_ib_size, - .get_dma_frame_size = sdma_v2_4_ring_get_dma_frame_size, }; static void sdma_v2_4_set_ring_funcs(struct amdgpu_device *adev) diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c index 2c2f24fff64b..6518993e23a8 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c @@ -1104,22 +1104,6 @@ static void sdma_v3_0_ring_emit_vm_flush(struct amdgpu_ring *ring, SDMA_PKT_POLL_REGMEM_DW5_INTERVAL(10)); /* retry count, poll interval */ } -static unsigned sdma_v3_0_ring_get_emit_ib_size(struct amdgpu_ring *ring) -{ - return - 7 + 6; /* sdma_v3_0_ring_emit_ib */ -} - -static unsigned sdma_v3_0_ring_get_dma_frame_size(struct amdgpu_ring *ring) -{ - return - 6 + /* sdma_v3_0_ring_emit_hdp_flush */ - 3 + /* sdma_v3_0_ring_emit_hdp_invalidate */ - 6 + /* sdma_v3_0_ring_emit_pipeline_sync */ - 12 + /* sdma_v3_0_ring_emit_vm_flush */ - 10 + 10 + 10; /* sdma_v3_0_ring_emit_fence x3 for user fence, vm fence */ -} - static int sdma_v3_0_early_init(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; @@ -1568,6 +1552,13 @@ static const struct amdgpu_ring_funcs sdma_v3_0_ring_funcs = { .get_rptr = sdma_v3_0_ring_get_rptr, .get_wptr = sdma_v3_0_ring_get_wptr, .set_wptr = sdma_v3_0_ring_set_wptr, + .emit_frame_size = + 6 + /* sdma_v3_0_ring_emit_hdp_flush */ + 3 + /* sdma_v3_0_ring_emit_hdp_invalidate */ + 6 + /* sdma_v3_0_ring_emit_pipeline_sync */ + 12 + /* sdma_v3_0_ring_emit_vm_flush */ + 10 + 10 + 10, /* sdma_v3_0_ring_emit_fence x3 for user fence, vm fence */ + .emit_ib_size = 7 + 6, /* sdma_v3_0_ring_emit_ib */ .emit_ib = sdma_v3_0_ring_emit_ib, .emit_fence = sdma_v3_0_ring_emit_fence, .emit_pipeline_sync = sdma_v3_0_ring_emit_pipeline_sync, @@ -1578,8 +1569,6 @@ static const struct amdgpu_ring_funcs sdma_v3_0_ring_funcs = { .test_ib = sdma_v3_0_ring_test_ib, .insert_nop = sdma_v3_0_ring_insert_nop, .pad_ib = sdma_v3_0_ring_pad_ib, - .get_emit_ib_size = sdma_v3_0_ring_get_emit_ib_size, - .get_dma_frame_size = sdma_v3_0_ring_get_dma_frame_size, }; static void sdma_v3_0_set_ring_funcs(struct amdgpu_device *adev) diff --git a/drivers/gpu/drm/amd/amdgpu/si_dma.c b/drivers/gpu/drm/amd/amdgpu/si_dma.c index 9f11e3792077..c1c1b5179de5 100644 --- a/drivers/gpu/drm/amd/amdgpu/si_dma.c +++ b/drivers/gpu/drm/amd/amdgpu/si_dma.c @@ -495,22 +495,6 @@ static void si_dma_ring_emit_vm_flush(struct amdgpu_ring *ring, amdgpu_ring_write(ring, (0 << 28) | 0x20); /* func(always) | poll interval */ } -static unsigned si_dma_ring_get_emit_ib_size(struct amdgpu_ring *ring) -{ - return - 7 + 3; /* si_dma_ring_emit_ib */ -} - -static unsigned si_dma_ring_get_dma_frame_size(struct amdgpu_ring *ring) -{ - return - 3 + /* si_dma_ring_emit_hdp_flush */ - 3 + /* si_dma_ring_emit_hdp_invalidate */ - 6 + /* si_dma_ring_emit_pipeline_sync */ - 12 + /* si_dma_ring_emit_vm_flush */ - 9 + 9 + 9; /* si_dma_ring_emit_fence x3 for user fence, vm fence */ -} - static int si_dma_early_init(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; @@ -783,6 +767,13 @@ static const struct amdgpu_ring_funcs si_dma_ring_funcs = { .get_rptr = si_dma_ring_get_rptr, .get_wptr = si_dma_ring_get_wptr, .set_wptr = si_dma_ring_set_wptr, + .emit_frame_size = + 3 + /* si_dma_ring_emit_hdp_flush */ + 3 + /* si_dma_ring_emit_hdp_invalidate */ + 6 + /* si_dma_ring_emit_pipeline_sync */ + 12 + /* si_dma_ring_emit_vm_flush */ + 9 + 9 + 9, /* si_dma_ring_emit_fence x3 for user fence, vm fence */ + .emit_ib_size = 7 + 3, /* si_dma_ring_emit_ib */ .emit_ib = si_dma_ring_emit_ib, .emit_fence = si_dma_ring_emit_fence, .emit_pipeline_sync = si_dma_ring_emit_pipeline_sync, @@ -793,8 +784,6 @@ static const struct amdgpu_ring_funcs si_dma_ring_funcs = { .test_ib = si_dma_ring_test_ib, .insert_nop = amdgpu_ring_insert_nop, .pad_ib = si_dma_ring_pad_ib, - .get_emit_ib_size = si_dma_ring_get_emit_ib_size, - .get_dma_frame_size = si_dma_ring_get_dma_frame_size, }; static void si_dma_set_ring_funcs(struct amdgpu_device *adev) diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c index f6c941550b8f..708de997e3b0 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c @@ -526,20 +526,6 @@ static void uvd_v4_2_ring_emit_ib(struct amdgpu_ring *ring, amdgpu_ring_write(ring, ib->length_dw); } -static unsigned uvd_v4_2_ring_get_emit_ib_size(struct amdgpu_ring *ring) -{ - return - 4; /* uvd_v4_2_ring_emit_ib */ -} - -static unsigned uvd_v4_2_ring_get_dma_frame_size(struct amdgpu_ring *ring) -{ - return - 2 + /* uvd_v4_2_ring_emit_hdp_flush */ - 2 + /* uvd_v4_2_ring_emit_hdp_invalidate */ - 14; /* uvd_v4_2_ring_emit_fence x1 no user fence */ -} - /** * uvd_v4_2_mc_resume - memory controller programming * @@ -760,6 +746,11 @@ static const struct amdgpu_ring_funcs uvd_v4_2_ring_funcs = { .get_wptr = uvd_v4_2_ring_get_wptr, .set_wptr = uvd_v4_2_ring_set_wptr, .parse_cs = amdgpu_uvd_ring_parse_cs, + .emit_frame_size = + 2 + /* uvd_v4_2_ring_emit_hdp_flush */ + 2 + /* uvd_v4_2_ring_emit_hdp_invalidate */ + 14, /* uvd_v4_2_ring_emit_fence x1 no user fence */ + .emit_ib_size = 4, /* uvd_v4_2_ring_emit_ib */ .emit_ib = uvd_v4_2_ring_emit_ib, .emit_fence = uvd_v4_2_ring_emit_fence, .emit_hdp_flush = uvd_v4_2_ring_emit_hdp_flush, @@ -770,8 +761,6 @@ static const struct amdgpu_ring_funcs uvd_v4_2_ring_funcs = { .pad_ib = amdgpu_ring_generic_pad_ib, .begin_use = amdgpu_uvd_ring_begin_use, .end_use = amdgpu_uvd_ring_end_use, - .get_emit_ib_size = uvd_v4_2_ring_get_emit_ib_size, - .get_dma_frame_size = uvd_v4_2_ring_get_dma_frame_size, }; static void uvd_v4_2_set_ring_funcs(struct amdgpu_device *adev) diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c index 400c16fe579e..9e695e01f8b8 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c @@ -577,20 +577,6 @@ static void uvd_v5_0_ring_emit_ib(struct amdgpu_ring *ring, amdgpu_ring_write(ring, ib->length_dw); } -static unsigned uvd_v5_0_ring_get_emit_ib_size(struct amdgpu_ring *ring) -{ - return - 6; /* uvd_v5_0_ring_emit_ib */ -} - -static unsigned uvd_v5_0_ring_get_dma_frame_size(struct amdgpu_ring *ring) -{ - return - 2 + /* uvd_v5_0_ring_emit_hdp_flush */ - 2 + /* uvd_v5_0_ring_emit_hdp_invalidate */ - 14; /* uvd_v5_0_ring_emit_fence x1 no user fence */ -} - static bool uvd_v5_0_is_idle(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; @@ -811,6 +797,11 @@ static const struct amdgpu_ring_funcs uvd_v5_0_ring_funcs = { .get_wptr = uvd_v5_0_ring_get_wptr, .set_wptr = uvd_v5_0_ring_set_wptr, .parse_cs = amdgpu_uvd_ring_parse_cs, + .emit_frame_size = + 2 + /* uvd_v5_0_ring_emit_hdp_flush */ + 2 + /* uvd_v5_0_ring_emit_hdp_invalidate */ + 14, /* uvd_v5_0_ring_emit_fence x1 no user fence */ + .emit_ib_size = 6, /* uvd_v5_0_ring_emit_ib */ .emit_ib = uvd_v5_0_ring_emit_ib, .emit_fence = uvd_v5_0_ring_emit_fence, .emit_hdp_flush = uvd_v5_0_ring_emit_hdp_flush, @@ -821,8 +812,6 @@ static const struct amdgpu_ring_funcs uvd_v5_0_ring_funcs = { .pad_ib = amdgpu_ring_generic_pad_ib, .begin_use = amdgpu_uvd_ring_begin_use, .end_use = amdgpu_uvd_ring_end_use, - .get_emit_ib_size = uvd_v5_0_ring_get_emit_ib_size, - .get_dma_frame_size = uvd_v5_0_ring_get_dma_frame_size, }; static void uvd_v5_0_set_ring_funcs(struct amdgpu_device *adev) diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c index f74229496cc7..aeb1b6e2c518 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c @@ -725,31 +725,6 @@ static void uvd_v6_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring) amdgpu_ring_write(ring, 0xE); } -static unsigned uvd_v6_0_ring_get_emit_ib_size(struct amdgpu_ring *ring) -{ - return - 8; /* uvd_v6_0_ring_emit_ib */ -} - -static unsigned uvd_v6_0_ring_get_dma_frame_size(struct amdgpu_ring *ring) -{ - return - 2 + /* uvd_v6_0_ring_emit_hdp_flush */ - 2 + /* uvd_v6_0_ring_emit_hdp_invalidate */ - 10 + /* uvd_v6_0_ring_emit_pipeline_sync */ - 14; /* uvd_v6_0_ring_emit_fence x1 no user fence */ -} - -static unsigned uvd_v6_0_ring_get_dma_frame_size_vm(struct amdgpu_ring *ring) -{ - return - 2 + /* uvd_v6_0_ring_emit_hdp_flush */ - 2 + /* uvd_v6_0_ring_emit_hdp_invalidate */ - 10 + /* uvd_v6_0_ring_emit_pipeline_sync */ - 20 + /* uvd_v6_0_ring_emit_vm_flush */ - 14 + 14; /* uvd_v6_0_ring_emit_fence x2 vm fence */ -} - static bool uvd_v6_0_is_idle(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; @@ -1052,6 +1027,12 @@ static const struct amdgpu_ring_funcs uvd_v6_0_ring_phys_funcs = { .get_wptr = uvd_v6_0_ring_get_wptr, .set_wptr = uvd_v6_0_ring_set_wptr, .parse_cs = amdgpu_uvd_ring_parse_cs, + .emit_frame_size = + 2 + /* uvd_v6_0_ring_emit_hdp_flush */ + 2 + /* uvd_v6_0_ring_emit_hdp_invalidate */ + 10 + /* uvd_v6_0_ring_emit_pipeline_sync */ + 14, /* uvd_v6_0_ring_emit_fence x1 no user fence */ + .emit_ib_size = 8, /* uvd_v6_0_ring_emit_ib */ .emit_ib = uvd_v6_0_ring_emit_ib, .emit_fence = uvd_v6_0_ring_emit_fence, .emit_hdp_flush = uvd_v6_0_ring_emit_hdp_flush, @@ -1062,14 +1043,19 @@ static const struct amdgpu_ring_funcs uvd_v6_0_ring_phys_funcs = { .pad_ib = amdgpu_ring_generic_pad_ib, .begin_use = amdgpu_uvd_ring_begin_use, .end_use = amdgpu_uvd_ring_end_use, - .get_emit_ib_size = uvd_v6_0_ring_get_emit_ib_size, - .get_dma_frame_size = uvd_v6_0_ring_get_dma_frame_size, }; static const struct amdgpu_ring_funcs uvd_v6_0_ring_vm_funcs = { .get_rptr = uvd_v6_0_ring_get_rptr, .get_wptr = uvd_v6_0_ring_get_wptr, .set_wptr = uvd_v6_0_ring_set_wptr, + .emit_frame_size = + 2 + /* uvd_v6_0_ring_emit_hdp_flush */ + 2 + /* uvd_v6_0_ring_emit_hdp_invalidate */ + 10 + /* uvd_v6_0_ring_emit_pipeline_sync */ + 20 + /* uvd_v6_0_ring_emit_vm_flush */ + 14 + 14, /* uvd_v6_0_ring_emit_fence x2 vm fence */ + .emit_ib_size = 8, /* uvd_v6_0_ring_emit_ib */ .emit_ib = uvd_v6_0_ring_emit_ib, .emit_fence = uvd_v6_0_ring_emit_fence, .emit_vm_flush = uvd_v6_0_ring_emit_vm_flush, @@ -1082,8 +1068,6 @@ static const struct amdgpu_ring_funcs uvd_v6_0_ring_vm_funcs = { .pad_ib = amdgpu_ring_generic_pad_ib, .begin_use = amdgpu_uvd_ring_begin_use, .end_use = amdgpu_uvd_ring_end_use, - .get_emit_ib_size = uvd_v6_0_ring_get_emit_ib_size, - .get_dma_frame_size = uvd_v6_0_ring_get_dma_frame_size_vm, }; static void uvd_v6_0_set_ring_funcs(struct amdgpu_device *adev) diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c index 76e64ad04a53..7ada30ddfa0d 100644 --- a/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c @@ -614,6 +614,8 @@ static const struct amdgpu_ring_funcs vce_v2_0_ring_funcs = { .get_wptr = vce_v2_0_ring_get_wptr, .set_wptr = vce_v2_0_ring_set_wptr, .parse_cs = amdgpu_vce_ring_parse_cs, + .emit_frame_size = 6, /* amdgpu_vce_ring_emit_fence x1 no user fence */ + .emit_ib_size = 4, /* amdgpu_vce_ring_emit_ib */ .emit_ib = amdgpu_vce_ring_emit_ib, .emit_fence = amdgpu_vce_ring_emit_fence, .test_ring = amdgpu_vce_ring_test_ring, @@ -622,8 +624,6 @@ static const struct amdgpu_ring_funcs vce_v2_0_ring_funcs = { .pad_ib = amdgpu_ring_generic_pad_ib, .begin_use = amdgpu_vce_ring_begin_use, .end_use = amdgpu_vce_ring_end_use, - .get_emit_ib_size = amdgpu_vce_ring_get_emit_ib_size, - .get_dma_frame_size = amdgpu_vce_ring_get_dma_frame_size, }; static void vce_v2_0_set_ring_funcs(struct amdgpu_device *adev) diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c index e76bc092becc..0db59d885f04 100644 --- a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c @@ -808,27 +808,6 @@ static void vce_v3_0_emit_pipeline_sync(struct amdgpu_ring *ring) amdgpu_ring_write(ring, seq); } -static unsigned vce_v3_0_ring_get_emit_ib_size(struct amdgpu_ring *ring) -{ - return - 5; /* vce_v3_0_ring_emit_ib */ -} - -static unsigned vce_v3_0_ring_get_dma_frame_size(struct amdgpu_ring *ring) -{ - return - 4 + /* vce_v3_0_emit_pipeline_sync */ - 6; /* amdgpu_vce_ring_emit_fence x1 no user fence */ -} - -static unsigned vce_v3_0_ring_get_dma_frame_size_vm(struct amdgpu_ring *ring) -{ - return - 6 + /* vce_v3_0_emit_vm_flush */ - 4 + /* vce_v3_0_emit_pipeline_sync */ - 6 + 6; /* amdgpu_vce_ring_emit_fence x2 vm fence */ -} - const struct amd_ip_funcs vce_v3_0_ip_funcs = { .name = "vce_v3_0", .early_init = vce_v3_0_early_init, @@ -854,6 +833,10 @@ static const struct amdgpu_ring_funcs vce_v3_0_ring_phys_funcs = { .get_wptr = vce_v3_0_ring_get_wptr, .set_wptr = vce_v3_0_ring_set_wptr, .parse_cs = amdgpu_vce_ring_parse_cs, + .emit_frame_size = + 4 + /* vce_v3_0_emit_pipeline_sync */ + 6, /* amdgpu_vce_ring_emit_fence x1 no user fence */ + .emit_ib_size = 5, /* vce_v3_0_ring_emit_ib */ .emit_ib = amdgpu_vce_ring_emit_ib, .emit_fence = amdgpu_vce_ring_emit_fence, .test_ring = amdgpu_vce_ring_test_ring, @@ -862,14 +845,17 @@ static const struct amdgpu_ring_funcs vce_v3_0_ring_phys_funcs = { .pad_ib = amdgpu_ring_generic_pad_ib, .begin_use = amdgpu_vce_ring_begin_use, .end_use = amdgpu_vce_ring_end_use, - .get_emit_ib_size = vce_v3_0_ring_get_emit_ib_size, - .get_dma_frame_size = vce_v3_0_ring_get_dma_frame_size, }; static const struct amdgpu_ring_funcs vce_v3_0_ring_vm_funcs = { .get_rptr = vce_v3_0_ring_get_rptr, .get_wptr = vce_v3_0_ring_get_wptr, .set_wptr = vce_v3_0_ring_set_wptr, + .emit_frame_size = + 6 + /* vce_v3_0_emit_vm_flush */ + 4 + /* vce_v3_0_emit_pipeline_sync */ + 6 + 6, /* amdgpu_vce_ring_emit_fence x2 vm fence */ + .emit_ib_size = 4, /* amdgpu_vce_ring_emit_ib */ .emit_ib = vce_v3_0_ring_emit_ib, .emit_vm_flush = vce_v3_0_emit_vm_flush, .emit_pipeline_sync = vce_v3_0_emit_pipeline_sync, @@ -880,8 +866,6 @@ static const struct amdgpu_ring_funcs vce_v3_0_ring_vm_funcs = { .pad_ib = amdgpu_ring_generic_pad_ib, .begin_use = amdgpu_vce_ring_begin_use, .end_use = amdgpu_vce_ring_end_use, - .get_emit_ib_size = vce_v3_0_ring_get_emit_ib_size, - .get_dma_frame_size = vce_v3_0_ring_get_dma_frame_size_vm, }; static void vce_v3_0_set_ring_funcs(struct amdgpu_device *adev) -- cgit v1.2.3 From 21cd942e5c471941769cd0515164b169d012ad8a Mon Sep 17 00:00:00 2001 From: Christian König Date: Wed, 5 Oct 2016 15:36:39 +0200 Subject: drm/amdgpu: move the ring type into the funcs structure (v2) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit It's constant, so it doesn't make to much sense to keep it with the variable data. v2: update vce and uvd phys mode ring structures as well Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 4 ++-- drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c | 4 +--- drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h | 6 +++--- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 2 +- drivers/gpu/drm/amd/amdgpu/cik_sdma.c | 5 +++-- drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c | 12 ++++++------ drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c | 16 ++++++++-------- drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 14 +++++++------- drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c | 5 +++-- drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c | 5 +++-- drivers/gpu/drm/amd/amdgpu/si_dma.c | 5 +++-- drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c | 3 ++- drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c | 3 ++- drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c | 4 +++- drivers/gpu/drm/amd/amdgpu/vce_v2_0.c | 3 ++- drivers/gpu/drm/amd/amdgpu/vce_v3_0.c | 4 +++- 16 files changed, 52 insertions(+), 43 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c index a13e551e67cf..04b7aaf770e4 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c @@ -942,8 +942,8 @@ static int amdgpu_cs_ib_fill(struct amdgpu_device *adev, /* UVD & VCE fw doesn't support user fences */ if (parser->job->uf_addr && ( - parser->job->ring->type == AMDGPU_RING_TYPE_UVD || - parser->job->ring->type == AMDGPU_RING_TYPE_VCE)) + parser->job->ring->funcs->type == AMDGPU_RING_TYPE_UVD || + parser->job->ring->funcs->type == AMDGPU_RING_TYPE_VCE)) return -EINVAL; return 0; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c index 3cb5e903cd62..b81b1244a120 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c @@ -164,8 +164,7 @@ void amdgpu_ring_undo(struct amdgpu_ring *ring) */ int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring, unsigned max_dw, u32 nop, u32 align_mask, - struct amdgpu_irq_src *irq_src, unsigned irq_type, - enum amdgpu_ring_type ring_type) + struct amdgpu_irq_src *irq_src, unsigned irq_type) { int r; @@ -218,7 +217,6 @@ int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring, amdgpu_sched_hw_submission); ring->align_mask = align_mask; ring->nop = nop; - ring->type = ring_type; /* Allocate ring buffer */ if (ring->ring_obj == NULL) { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h index 767843c2b1d7..6cf89c97ef8e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h @@ -92,6 +92,8 @@ unsigned amdgpu_fence_count_emitted(struct amdgpu_ring *ring); /* provided by hw blocks that expose a ring buffer for commands */ struct amdgpu_ring_funcs { + enum amdgpu_ring_type type; + /* ring read/write ptr handling */ u32 (*get_rptr)(struct amdgpu_ring *ring); u32 (*get_wptr)(struct amdgpu_ring *ring); @@ -161,7 +163,6 @@ struct amdgpu_ring { unsigned wptr_offs; unsigned fence_offs; uint64_t current_ctx; - enum amdgpu_ring_type type; char name[16]; unsigned cond_exe_offs; u64 cond_exe_gpu_addr; @@ -178,8 +179,7 @@ void amdgpu_ring_commit(struct amdgpu_ring *ring); void amdgpu_ring_undo(struct amdgpu_ring *ring); int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring, unsigned ring_size, u32 nop, u32 align_mask, - struct amdgpu_irq_src *irq_src, unsigned irq_type, - enum amdgpu_ring_type ring_type); + struct amdgpu_irq_src *irq_src, unsigned irq_type); void amdgpu_ring_fini(struct amdgpu_ring *ring); #endif diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index b8620d3dd61e..da66823eff1c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -348,7 +348,7 @@ static bool amdgpu_vm_ring_has_compute_vm_bug(struct amdgpu_ring *ring) struct amdgpu_device *adev = ring->adev; const struct amdgpu_ip_block_version *ip_block; - if (ring->type != AMDGPU_RING_TYPE_COMPUTE) + if (ring->funcs->type != AMDGPU_RING_TYPE_COMPUTE) /* only compute rings */ return false; diff --git a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c index 49b34decce58..472cfff28ccf 100644 --- a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c +++ b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c @@ -946,8 +946,8 @@ static int cik_sdma_sw_init(void *handle) SDMA_PACKET(SDMA_OPCODE_NOP, 0, 0), 0xf, &adev->sdma.trap_irq, (i == 0) ? - AMDGPU_SDMA_IRQ_TRAP0 : AMDGPU_SDMA_IRQ_TRAP1, - AMDGPU_RING_TYPE_SDMA); + AMDGPU_SDMA_IRQ_TRAP0 : + AMDGPU_SDMA_IRQ_TRAP1); if (r) return r; } @@ -1209,6 +1209,7 @@ const struct amd_ip_funcs cik_sdma_ip_funcs = { }; static const struct amdgpu_ring_funcs cik_sdma_ring_funcs = { + .type = AMDGPU_RING_TYPE_SDMA, .get_rptr = cik_sdma_ring_get_rptr, .get_wptr = cik_sdma_ring_get_wptr, .set_wptr = cik_sdma_ring_set_wptr, diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c index a86b17944bcf..1f8687fd8662 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c @@ -1940,7 +1940,7 @@ static int gfx_v6_0_cp_resume(struct amdgpu_device *adev) static void gfx_v6_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring) { - int usepfp = (ring->type == AMDGPU_RING_TYPE_GFX); + int usepfp = (ring->funcs->type == AMDGPU_RING_TYPE_GFX); uint32_t seq = ring->fence_drv.sync_seq; uint64_t addr = ring->fence_drv.gpu_addr; @@ -1966,7 +1966,7 @@ static void gfx_v6_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring) static void gfx_v6_0_ring_emit_vm_flush(struct amdgpu_ring *ring, unsigned vm_id, uint64_t pd_addr) { - int usepfp = (ring->type == AMDGPU_RING_TYPE_GFX); + int usepfp = (ring->funcs->type == AMDGPU_RING_TYPE_GFX); /* write new base address */ amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3)); @@ -2870,8 +2870,7 @@ static int gfx_v6_0_sw_init(void *handle) sprintf(ring->name, "gfx"); r = amdgpu_ring_init(adev, ring, 1024, 0x80000000, 0xff, - &adev->gfx.eop_irq, AMDGPU_CP_IRQ_GFX_EOP, - AMDGPU_RING_TYPE_GFX); + &adev->gfx.eop_irq, AMDGPU_CP_IRQ_GFX_EOP); if (r) return r; } @@ -2894,8 +2893,7 @@ static int gfx_v6_0_sw_init(void *handle) irq_type = AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP + ring->pipe; r = amdgpu_ring_init(adev, ring, 1024, 0x80000000, 0xff, - &adev->gfx.eop_irq, irq_type, - AMDGPU_RING_TYPE_COMPUTE); + &adev->gfx.eop_irq, irq_type); if (r) return r; } @@ -3228,6 +3226,7 @@ const struct amd_ip_funcs gfx_v6_0_ip_funcs = { }; static const struct amdgpu_ring_funcs gfx_v6_0_ring_funcs_gfx = { + .type = AMDGPU_RING_TYPE_GFX, .get_rptr = gfx_v6_0_ring_get_rptr, .get_wptr = gfx_v6_0_ring_get_wptr, .set_wptr = gfx_v6_0_ring_set_wptr_gfx, @@ -3252,6 +3251,7 @@ static const struct amdgpu_ring_funcs gfx_v6_0_ring_funcs_gfx = { }; static const struct amdgpu_ring_funcs gfx_v6_0_ring_funcs_compute = { + .type = AMDGPU_RING_TYPE_COMPUTE, .get_rptr = gfx_v6_0_ring_get_rptr, .get_wptr = gfx_v6_0_ring_get_wptr, .set_wptr = gfx_v6_0_ring_set_wptr_compute, diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c index f2415f58c160..cb2fc826f95c 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c @@ -2077,9 +2077,9 @@ static int gfx_v7_0_ring_test_ring(struct amdgpu_ring *ring) static void gfx_v7_0_ring_emit_hdp_flush(struct amdgpu_ring *ring) { u32 ref_and_mask; - int usepfp = ring->type == AMDGPU_RING_TYPE_COMPUTE ? 0 : 1; + int usepfp = ring->funcs->type == AMDGPU_RING_TYPE_COMPUTE ? 0 : 1; - if (ring->type == AMDGPU_RING_TYPE_COMPUTE) { + if (ring->funcs->type == AMDGPU_RING_TYPE_COMPUTE) { switch (ring->me) { case 1: ref_and_mask = GPU_HDP_FLUSH_DONE__CP2_MASK << ring->pipe; @@ -3222,7 +3222,7 @@ static int gfx_v7_0_cp_resume(struct amdgpu_device *adev) */ static void gfx_v7_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring) { - int usepfp = (ring->type == AMDGPU_RING_TYPE_GFX); + int usepfp = (ring->funcs->type == AMDGPU_RING_TYPE_GFX); uint32_t seq = ring->fence_drv.sync_seq; uint64_t addr = ring->fence_drv.gpu_addr; @@ -3262,7 +3262,7 @@ static void gfx_v7_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring) static void gfx_v7_0_ring_emit_vm_flush(struct amdgpu_ring *ring, unsigned vm_id, uint64_t pd_addr) { - int usepfp = (ring->type == AMDGPU_RING_TYPE_GFX); + int usepfp = (ring->funcs->type == AMDGPU_RING_TYPE_GFX); amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3)); amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(usepfp) | @@ -4612,8 +4612,7 @@ static int gfx_v7_0_sw_init(void *handle) sprintf(ring->name, "gfx"); r = amdgpu_ring_init(adev, ring, 1024, PACKET3(PACKET3_NOP, 0x3FFF), 0xff, - &adev->gfx.eop_irq, AMDGPU_CP_IRQ_GFX_EOP, - AMDGPU_RING_TYPE_GFX); + &adev->gfx.eop_irq, AMDGPU_CP_IRQ_GFX_EOP); if (r) return r; } @@ -4639,8 +4638,7 @@ static int gfx_v7_0_sw_init(void *handle) /* type-2 packets are deprecated on MEC, use type-3 instead */ r = amdgpu_ring_init(adev, ring, 1024, PACKET3(PACKET3_NOP, 0x3FFF), 0xff, - &adev->gfx.eop_irq, irq_type, - AMDGPU_RING_TYPE_COMPUTE); + &adev->gfx.eop_irq, irq_type); if (r) return r; } @@ -5109,6 +5107,7 @@ const struct amd_ip_funcs gfx_v7_0_ip_funcs = { }; static const struct amdgpu_ring_funcs gfx_v7_0_ring_funcs_gfx = { + .type = AMDGPU_RING_TYPE_GFX, .get_rptr = gfx_v7_0_ring_get_rptr, .get_wptr = gfx_v7_0_ring_get_wptr_gfx, .set_wptr = gfx_v7_0_ring_set_wptr_gfx, @@ -5136,6 +5135,7 @@ static const struct amdgpu_ring_funcs gfx_v7_0_ring_funcs_gfx = { }; static const struct amdgpu_ring_funcs gfx_v7_0_ring_funcs_compute = { + .type = AMDGPU_RING_TYPE_COMPUTE, .get_rptr = gfx_v7_0_ring_get_rptr, .get_wptr = gfx_v7_0_ring_get_wptr_compute, .set_wptr = gfx_v7_0_ring_set_wptr_compute, diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index e3330d06af9a..637dbc1a2e48 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -2036,8 +2036,7 @@ static int gfx_v8_0_sw_init(void *handle) r = amdgpu_ring_init(adev, ring, 1024, PACKET3(PACKET3_NOP, 0x3FFF), 0xff, - &adev->gfx.eop_irq, AMDGPU_CP_IRQ_GFX_EOP, - AMDGPU_RING_TYPE_GFX); + &adev->gfx.eop_irq, AMDGPU_CP_IRQ_GFX_EOP); if (r) return r; } @@ -2063,8 +2062,7 @@ static int gfx_v8_0_sw_init(void *handle) /* type-2 packets are deprecated on MEC, use type-3 instead */ r = amdgpu_ring_init(adev, ring, 1024, PACKET3(PACKET3_NOP, 0x3FFF), 0xff, - &adev->gfx.eop_irq, irq_type, - AMDGPU_RING_TYPE_COMPUTE); + &adev->gfx.eop_irq, irq_type); if (r) return r; } @@ -6127,7 +6125,7 @@ static void gfx_v8_0_ring_emit_hdp_flush(struct amdgpu_ring *ring) { u32 ref_and_mask, reg_mem_engine; - if (ring->type == AMDGPU_RING_TYPE_COMPUTE) { + if (ring->funcs->type == AMDGPU_RING_TYPE_COMPUTE) { switch (ring->me) { case 1: ref_and_mask = GPU_HDP_FLUSH_DONE__CP2_MASK << ring->pipe; @@ -6229,7 +6227,7 @@ static void gfx_v8_0_ring_emit_fence_gfx(struct amdgpu_ring *ring, u64 addr, static void gfx_v8_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring) { - int usepfp = (ring->type == AMDGPU_RING_TYPE_GFX); + int usepfp = (ring->funcs->type == AMDGPU_RING_TYPE_GFX); uint32_t seq = ring->fence_drv.sync_seq; uint64_t addr = ring->fence_drv.gpu_addr; @@ -6247,7 +6245,7 @@ static void gfx_v8_0_ring_emit_pipeline_sync(struct amdgpu_ring *ring) static void gfx_v8_0_ring_emit_vm_flush(struct amdgpu_ring *ring, unsigned vm_id, uint64_t pd_addr) { - int usepfp = (ring->type == AMDGPU_RING_TYPE_GFX); + int usepfp = (ring->funcs->type == AMDGPU_RING_TYPE_GFX); amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3)); amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(usepfp) | @@ -6529,6 +6527,7 @@ const struct amd_ip_funcs gfx_v8_0_ip_funcs = { }; static const struct amdgpu_ring_funcs gfx_v8_0_ring_funcs_gfx = { + .type = AMDGPU_RING_TYPE_GFX, .get_rptr = gfx_v8_0_ring_get_rptr, .get_wptr = gfx_v8_0_ring_get_wptr_gfx, .set_wptr = gfx_v8_0_ring_set_wptr_gfx, @@ -6558,6 +6557,7 @@ static const struct amdgpu_ring_funcs gfx_v8_0_ring_funcs_gfx = { }; static const struct amdgpu_ring_funcs gfx_v8_0_ring_funcs_compute = { + .type = AMDGPU_RING_TYPE_COMPUTE, .get_rptr = gfx_v8_0_ring_get_rptr, .get_wptr = gfx_v8_0_ring_get_wptr_compute, .set_wptr = gfx_v8_0_ring_set_wptr_compute, diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c index 7cd24e42aa9a..36a135de44fe 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c @@ -952,8 +952,8 @@ static int sdma_v2_4_sw_init(void *handle) SDMA_PKT_NOP_HEADER_OP(SDMA_OP_NOP), 0xf, &adev->sdma.trap_irq, (i == 0) ? - AMDGPU_SDMA_IRQ_TRAP0 : AMDGPU_SDMA_IRQ_TRAP1, - AMDGPU_RING_TYPE_SDMA); + AMDGPU_SDMA_IRQ_TRAP0 : + AMDGPU_SDMA_IRQ_TRAP1); if (r) return r; } @@ -1206,6 +1206,7 @@ const struct amd_ip_funcs sdma_v2_4_ip_funcs = { }; static const struct amdgpu_ring_funcs sdma_v2_4_ring_funcs = { + .type = AMDGPU_RING_TYPE_SDMA, .get_rptr = sdma_v2_4_ring_get_rptr, .get_wptr = sdma_v2_4_ring_get_wptr, .set_wptr = sdma_v2_4_ring_set_wptr, diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c index 6518993e23a8..e4f59c36f989 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c @@ -1164,8 +1164,8 @@ static int sdma_v3_0_sw_init(void *handle) SDMA_PKT_NOP_HEADER_OP(SDMA_OP_NOP), 0xf, &adev->sdma.trap_irq, (i == 0) ? - AMDGPU_SDMA_IRQ_TRAP0 : AMDGPU_SDMA_IRQ_TRAP1, - AMDGPU_RING_TYPE_SDMA); + AMDGPU_SDMA_IRQ_TRAP0 : + AMDGPU_SDMA_IRQ_TRAP1); if (r) return r; } @@ -1549,6 +1549,7 @@ const struct amd_ip_funcs sdma_v3_0_ip_funcs = { }; static const struct amdgpu_ring_funcs sdma_v3_0_ring_funcs = { + .type = AMDGPU_RING_TYPE_SDMA, .get_rptr = sdma_v3_0_ring_get_rptr, .get_wptr = sdma_v3_0_ring_get_wptr, .set_wptr = sdma_v3_0_ring_set_wptr, diff --git a/drivers/gpu/drm/amd/amdgpu/si_dma.c b/drivers/gpu/drm/amd/amdgpu/si_dma.c index c1c1b5179de5..1aee45b0bb9e 100644 --- a/drivers/gpu/drm/amd/amdgpu/si_dma.c +++ b/drivers/gpu/drm/amd/amdgpu/si_dma.c @@ -534,8 +534,8 @@ static int si_dma_sw_init(void *handle) DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0, 0), 0xf, &adev->sdma.trap_irq, (i == 0) ? - AMDGPU_SDMA_IRQ_TRAP0 : AMDGPU_SDMA_IRQ_TRAP1, - AMDGPU_RING_TYPE_SDMA); + AMDGPU_SDMA_IRQ_TRAP0 : + AMDGPU_SDMA_IRQ_TRAP1); if (r) return r; } @@ -764,6 +764,7 @@ const struct amd_ip_funcs si_dma_ip_funcs = { }; static const struct amdgpu_ring_funcs si_dma_ring_funcs = { + .type = AMDGPU_RING_TYPE_SDMA, .get_rptr = si_dma_ring_get_rptr, .get_wptr = si_dma_ring_get_wptr, .set_wptr = si_dma_ring_set_wptr, diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c index 708de997e3b0..55af8aca4b2a 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c @@ -117,7 +117,7 @@ static int uvd_v4_2_sw_init(void *handle) ring = &adev->uvd.ring; sprintf(ring->name, "uvd"); r = amdgpu_ring_init(adev, ring, 512, PACKET0(mmUVD_NO_OP, 0), 0xf, - &adev->uvd.irq, 0, AMDGPU_RING_TYPE_UVD); + &adev->uvd.irq, 0); return r; } @@ -742,6 +742,7 @@ const struct amd_ip_funcs uvd_v4_2_ip_funcs = { }; static const struct amdgpu_ring_funcs uvd_v4_2_ring_funcs = { + .type = AMDGPU_RING_TYPE_UVD, .get_rptr = uvd_v4_2_ring_get_rptr, .get_wptr = uvd_v4_2_ring_get_wptr, .set_wptr = uvd_v4_2_ring_set_wptr, diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c index 9e695e01f8b8..21e725b50a90 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c @@ -113,7 +113,7 @@ static int uvd_v5_0_sw_init(void *handle) ring = &adev->uvd.ring; sprintf(ring->name, "uvd"); r = amdgpu_ring_init(adev, ring, 512, PACKET0(mmUVD_NO_OP, 0), 0xf, - &adev->uvd.irq, 0, AMDGPU_RING_TYPE_UVD); + &adev->uvd.irq, 0); return r; } @@ -793,6 +793,7 @@ const struct amd_ip_funcs uvd_v5_0_ip_funcs = { }; static const struct amdgpu_ring_funcs uvd_v5_0_ring_funcs = { + .type = AMDGPU_RING_TYPE_UVD, .get_rptr = uvd_v5_0_ring_get_rptr, .get_wptr = uvd_v5_0_ring_get_wptr, .set_wptr = uvd_v5_0_ring_set_wptr, diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c index aeb1b6e2c518..65df5b208243 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c @@ -117,7 +117,7 @@ static int uvd_v6_0_sw_init(void *handle) ring = &adev->uvd.ring; sprintf(ring->name, "uvd"); r = amdgpu_ring_init(adev, ring, 512, PACKET0(mmUVD_NO_OP, 0), 0xf, - &adev->uvd.irq, 0, AMDGPU_RING_TYPE_UVD); + &adev->uvd.irq, 0); return r; } @@ -1023,6 +1023,7 @@ const struct amd_ip_funcs uvd_v6_0_ip_funcs = { }; static const struct amdgpu_ring_funcs uvd_v6_0_ring_phys_funcs = { + .type = AMDGPU_RING_TYPE_UVD, .get_rptr = uvd_v6_0_ring_get_rptr, .get_wptr = uvd_v6_0_ring_get_wptr, .set_wptr = uvd_v6_0_ring_set_wptr, @@ -1046,6 +1047,7 @@ static const struct amdgpu_ring_funcs uvd_v6_0_ring_phys_funcs = { }; static const struct amdgpu_ring_funcs uvd_v6_0_ring_vm_funcs = { + .type = AMDGPU_RING_TYPE_UVD, .get_rptr = uvd_v6_0_ring_get_rptr, .get_wptr = uvd_v6_0_ring_get_wptr, .set_wptr = uvd_v6_0_ring_set_wptr, diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c index 7ada30ddfa0d..cf0c68fda20e 100644 --- a/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c @@ -225,7 +225,7 @@ static int vce_v2_0_sw_init(void *handle) ring = &adev->vce.ring[i]; sprintf(ring->name, "vce%d", i); r = amdgpu_ring_init(adev, ring, 512, VCE_CMD_NO_OP, 0xf, - &adev->vce.irq, 0, AMDGPU_RING_TYPE_VCE); + &adev->vce.irq, 0); if (r) return r; } @@ -610,6 +610,7 @@ const struct amd_ip_funcs vce_v2_0_ip_funcs = { }; static const struct amdgpu_ring_funcs vce_v2_0_ring_funcs = { + .type = AMDGPU_RING_TYPE_VCE, .get_rptr = vce_v2_0_ring_get_rptr, .get_wptr = vce_v2_0_ring_get_wptr, .set_wptr = vce_v2_0_ring_set_wptr, diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c index 0db59d885f04..95fe8a8bda12 100644 --- a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c @@ -390,7 +390,7 @@ static int vce_v3_0_sw_init(void *handle) ring = &adev->vce.ring[i]; sprintf(ring->name, "vce%d", i); r = amdgpu_ring_init(adev, ring, 512, VCE_CMD_NO_OP, 0xf, - &adev->vce.irq, 0, AMDGPU_RING_TYPE_VCE); + &adev->vce.irq, 0); if (r) return r; } @@ -829,6 +829,7 @@ const struct amd_ip_funcs vce_v3_0_ip_funcs = { }; static const struct amdgpu_ring_funcs vce_v3_0_ring_phys_funcs = { + .type = AMDGPU_RING_TYPE_VCE, .get_rptr = vce_v3_0_ring_get_rptr, .get_wptr = vce_v3_0_ring_get_wptr, .set_wptr = vce_v3_0_ring_set_wptr, @@ -848,6 +849,7 @@ static const struct amdgpu_ring_funcs vce_v3_0_ring_phys_funcs = { }; static const struct amdgpu_ring_funcs vce_v3_0_ring_vm_funcs = { + .type = AMDGPU_RING_TYPE_VCE, .get_rptr = vce_v3_0_ring_get_rptr, .get_wptr = vce_v3_0_ring_get_wptr, .set_wptr = vce_v3_0_ring_set_wptr, -- cgit v1.2.3 From 7988714237c6a548011dcd7dcce84e9f16dda427 Mon Sep 17 00:00:00 2001 From: Christian König Date: Wed, 5 Oct 2016 16:09:32 +0200 Subject: drm/amdgpu: move align_mask and nop into ring funcs as well (v2) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit They are constant as well. v2: update uvd and vce phys ring structures as well Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c | 19 +++++++++---------- drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h | 8 ++++---- drivers/gpu/drm/amd/amdgpu/cik_sdma.c | 7 ++++--- drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c | 6 ++++-- drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c | 6 ++++-- drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 14 ++++++++------ drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c | 7 ++++--- drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c | 7 ++++--- drivers/gpu/drm/amd/amdgpu/si_dma.c | 3 ++- drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c | 5 +++-- drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c | 5 +++-- drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c | 7 +++++-- drivers/gpu/drm/amd/amdgpu/vce_v2_0.c | 4 +++- drivers/gpu/drm/amd/amdgpu/vce_v3_0.c | 7 +++++-- 14 files changed, 62 insertions(+), 43 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c index b81b1244a120..4c992826d2d6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c @@ -65,7 +65,7 @@ int amdgpu_ring_alloc(struct amdgpu_ring *ring, unsigned ndw) { /* Align requested size with padding so unlock_commit can * pad safely */ - ndw = (ndw + ring->align_mask) & ~ring->align_mask; + ndw = (ndw + ring->funcs->align_mask) & ~ring->funcs->align_mask; /* Make sure we aren't trying to allocate more space * than the maximum for one submission @@ -94,7 +94,7 @@ void amdgpu_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count) int i; for (i = 0; i < count; i++) - amdgpu_ring_write(ring, ring->nop); + amdgpu_ring_write(ring, ring->funcs->nop); } /** amdgpu_ring_generic_pad_ib - pad IB with NOP packets @@ -106,8 +106,8 @@ void amdgpu_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count) */ void amdgpu_ring_generic_pad_ib(struct amdgpu_ring *ring, struct amdgpu_ib *ib) { - while (ib->length_dw & ring->align_mask) - ib->ptr[ib->length_dw++] = ring->nop; + while (ib->length_dw & ring->funcs->align_mask) + ib->ptr[ib->length_dw++] = ring->funcs->nop; } /** @@ -125,8 +125,9 @@ void amdgpu_ring_commit(struct amdgpu_ring *ring) uint32_t count; /* We pad to match fetch size */ - count = ring->align_mask + 1 - (ring->wptr & ring->align_mask); - count %= ring->align_mask + 1; + count = ring->funcs->align_mask + 1 - + (ring->wptr & ring->funcs->align_mask); + count %= ring->funcs->align_mask + 1; ring->funcs->insert_nop(ring, count); mb(); @@ -163,8 +164,8 @@ void amdgpu_ring_undo(struct amdgpu_ring *ring) * Returns 0 on success, error on failure. */ int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring, - unsigned max_dw, u32 nop, u32 align_mask, - struct amdgpu_irq_src *irq_src, unsigned irq_type) + unsigned max_dw, struct amdgpu_irq_src *irq_src, + unsigned irq_type) { int r; @@ -215,8 +216,6 @@ int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring, ring->ring_size = roundup_pow_of_two(max_dw * 4 * amdgpu_sched_hw_submission); - ring->align_mask = align_mask; - ring->nop = nop; /* Allocate ring buffer */ if (ring->ring_obj == NULL) { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h index 6cf89c97ef8e..1ee1b65d7eff 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h @@ -93,6 +93,8 @@ unsigned amdgpu_fence_count_emitted(struct amdgpu_ring *ring); /* provided by hw blocks that expose a ring buffer for commands */ struct amdgpu_ring_funcs { enum amdgpu_ring_type type; + uint32_t align_mask; + u32 nop; /* ring read/write ptr handling */ u32 (*get_rptr)(struct amdgpu_ring *ring); @@ -149,10 +151,8 @@ struct amdgpu_ring { unsigned max_dw; int count_dw; uint64_t gpu_addr; - uint32_t align_mask; uint32_t ptr_mask; bool ready; - u32 nop; u32 idx; u32 me; u32 pipe; @@ -178,8 +178,8 @@ void amdgpu_ring_generic_pad_ib(struct amdgpu_ring *ring, struct amdgpu_ib *ib); void amdgpu_ring_commit(struct amdgpu_ring *ring); void amdgpu_ring_undo(struct amdgpu_ring *ring); int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring, - unsigned ring_size, u32 nop, u32 align_mask, - struct amdgpu_irq_src *irq_src, unsigned irq_type); + unsigned ring_size, struct amdgpu_irq_src *irq_src, + unsigned irq_type); void amdgpu_ring_fini(struct amdgpu_ring *ring); #endif diff --git a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c index 472cfff28ccf..b96ef20e871f 100644 --- a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c +++ b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c @@ -206,10 +206,10 @@ static void cik_sdma_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count) for (i = 0; i < count; i++) if (sdma && sdma->burst_nop && (i == 0)) - amdgpu_ring_write(ring, ring->nop | + amdgpu_ring_write(ring, ring->funcs->nop | SDMA_NOP_COUNT(count - 1)); else - amdgpu_ring_write(ring, ring->nop); + amdgpu_ring_write(ring, ring->funcs->nop); } /** @@ -943,7 +943,6 @@ static int cik_sdma_sw_init(void *handle) ring->ring_obj = NULL; sprintf(ring->name, "sdma%d", i); r = amdgpu_ring_init(adev, ring, 1024, - SDMA_PACKET(SDMA_OPCODE_NOP, 0, 0), 0xf, &adev->sdma.trap_irq, (i == 0) ? AMDGPU_SDMA_IRQ_TRAP0 : @@ -1210,6 +1209,8 @@ const struct amd_ip_funcs cik_sdma_ip_funcs = { static const struct amdgpu_ring_funcs cik_sdma_ring_funcs = { .type = AMDGPU_RING_TYPE_SDMA, + .align_mask = 0xf, + .nop = SDMA_PACKET(SDMA_OPCODE_NOP, 0, 0), .get_rptr = cik_sdma_ring_get_rptr, .get_wptr = cik_sdma_ring_get_wptr, .set_wptr = cik_sdma_ring_set_wptr, diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c index 1f8687fd8662..367b14e16e53 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c @@ -2869,7 +2869,6 @@ static int gfx_v6_0_sw_init(void *handle) ring->ring_obj = NULL; sprintf(ring->name, "gfx"); r = amdgpu_ring_init(adev, ring, 1024, - 0x80000000, 0xff, &adev->gfx.eop_irq, AMDGPU_CP_IRQ_GFX_EOP); if (r) return r; @@ -2892,7 +2891,6 @@ static int gfx_v6_0_sw_init(void *handle) sprintf(ring->name, "comp %d.%d.%d", ring->me, ring->pipe, ring->queue); irq_type = AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP + ring->pipe; r = amdgpu_ring_init(adev, ring, 1024, - 0x80000000, 0xff, &adev->gfx.eop_irq, irq_type); if (r) return r; @@ -3227,6 +3225,8 @@ const struct amd_ip_funcs gfx_v6_0_ip_funcs = { static const struct amdgpu_ring_funcs gfx_v6_0_ring_funcs_gfx = { .type = AMDGPU_RING_TYPE_GFX, + .align_mask = 0xff, + .nop = 0x80000000, .get_rptr = gfx_v6_0_ring_get_rptr, .get_wptr = gfx_v6_0_ring_get_wptr, .set_wptr = gfx_v6_0_ring_set_wptr_gfx, @@ -3252,6 +3252,8 @@ static const struct amdgpu_ring_funcs gfx_v6_0_ring_funcs_gfx = { static const struct amdgpu_ring_funcs gfx_v6_0_ring_funcs_compute = { .type = AMDGPU_RING_TYPE_COMPUTE, + .align_mask = 0xff, + .nop = 0x80000000, .get_rptr = gfx_v6_0_ring_get_rptr, .get_wptr = gfx_v6_0_ring_get_wptr, .set_wptr = gfx_v6_0_ring_set_wptr_compute, diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c index cb2fc826f95c..388649734b36 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c @@ -4611,7 +4611,6 @@ static int gfx_v7_0_sw_init(void *handle) ring->ring_obj = NULL; sprintf(ring->name, "gfx"); r = amdgpu_ring_init(adev, ring, 1024, - PACKET3(PACKET3_NOP, 0x3FFF), 0xff, &adev->gfx.eop_irq, AMDGPU_CP_IRQ_GFX_EOP); if (r) return r; @@ -4637,7 +4636,6 @@ static int gfx_v7_0_sw_init(void *handle) irq_type = AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP + ring->pipe; /* type-2 packets are deprecated on MEC, use type-3 instead */ r = amdgpu_ring_init(adev, ring, 1024, - PACKET3(PACKET3_NOP, 0x3FFF), 0xff, &adev->gfx.eop_irq, irq_type); if (r) return r; @@ -5108,6 +5106,8 @@ const struct amd_ip_funcs gfx_v7_0_ip_funcs = { static const struct amdgpu_ring_funcs gfx_v7_0_ring_funcs_gfx = { .type = AMDGPU_RING_TYPE_GFX, + .align_mask = 0xff, + .nop = PACKET3(PACKET3_NOP, 0x3FFF), .get_rptr = gfx_v7_0_ring_get_rptr, .get_wptr = gfx_v7_0_ring_get_wptr_gfx, .set_wptr = gfx_v7_0_ring_set_wptr_gfx, @@ -5136,6 +5136,8 @@ static const struct amdgpu_ring_funcs gfx_v7_0_ring_funcs_gfx = { static const struct amdgpu_ring_funcs gfx_v7_0_ring_funcs_compute = { .type = AMDGPU_RING_TYPE_COMPUTE, + .align_mask = 0xff, + .nop = PACKET3(PACKET3_NOP, 0x3FFF), .get_rptr = gfx_v7_0_ring_get_rptr, .get_wptr = gfx_v7_0_ring_get_wptr_compute, .set_wptr = gfx_v7_0_ring_set_wptr_compute, diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index 637dbc1a2e48..6f3996f6d39a 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -2034,9 +2034,8 @@ static int gfx_v8_0_sw_init(void *handle) ring->doorbell_index = AMDGPU_DOORBELL_GFX_RING0; } - r = amdgpu_ring_init(adev, ring, 1024, - PACKET3(PACKET3_NOP, 0x3FFF), 0xff, - &adev->gfx.eop_irq, AMDGPU_CP_IRQ_GFX_EOP); + r = amdgpu_ring_init(adev, ring, 1024, &adev->gfx.eop_irq, + AMDGPU_CP_IRQ_GFX_EOP); if (r) return r; } @@ -2060,9 +2059,8 @@ static int gfx_v8_0_sw_init(void *handle) sprintf(ring->name, "comp_%d.%d.%d", ring->me, ring->pipe, ring->queue); irq_type = AMDGPU_CP_IRQ_COMPUTE_MEC1_PIPE0_EOP + ring->pipe; /* type-2 packets are deprecated on MEC, use type-3 instead */ - r = amdgpu_ring_init(adev, ring, 1024, - PACKET3(PACKET3_NOP, 0x3FFF), 0xff, - &adev->gfx.eop_irq, irq_type); + r = amdgpu_ring_init(adev, ring, 1024, &adev->gfx.eop_irq, + irq_type); if (r) return r; } @@ -6528,6 +6526,8 @@ const struct amd_ip_funcs gfx_v8_0_ip_funcs = { static const struct amdgpu_ring_funcs gfx_v8_0_ring_funcs_gfx = { .type = AMDGPU_RING_TYPE_GFX, + .align_mask = 0xff, + .nop = PACKET3(PACKET3_NOP, 0x3FFF), .get_rptr = gfx_v8_0_ring_get_rptr, .get_wptr = gfx_v8_0_ring_get_wptr_gfx, .set_wptr = gfx_v8_0_ring_set_wptr_gfx, @@ -6558,6 +6558,8 @@ static const struct amdgpu_ring_funcs gfx_v8_0_ring_funcs_gfx = { static const struct amdgpu_ring_funcs gfx_v8_0_ring_funcs_compute = { .type = AMDGPU_RING_TYPE_COMPUTE, + .align_mask = 0xff, + .nop = PACKET3(PACKET3_NOP, 0x3FFF), .get_rptr = gfx_v8_0_ring_get_rptr, .get_wptr = gfx_v8_0_ring_get_wptr_compute, .set_wptr = gfx_v8_0_ring_set_wptr_compute, diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c index 36a135de44fe..5859a106608b 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c @@ -232,10 +232,10 @@ static void sdma_v2_4_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count) for (i = 0; i < count; i++) if (sdma && sdma->burst_nop && (i == 0)) - amdgpu_ring_write(ring, ring->nop | + amdgpu_ring_write(ring, ring->funcs->nop | SDMA_PKT_NOP_HEADER_COUNT(count - 1)); else - amdgpu_ring_write(ring, ring->nop); + amdgpu_ring_write(ring, ring->funcs->nop); } /** @@ -949,7 +949,6 @@ static int sdma_v2_4_sw_init(void *handle) ring->use_doorbell = false; sprintf(ring->name, "sdma%d", i); r = amdgpu_ring_init(adev, ring, 1024, - SDMA_PKT_NOP_HEADER_OP(SDMA_OP_NOP), 0xf, &adev->sdma.trap_irq, (i == 0) ? AMDGPU_SDMA_IRQ_TRAP0 : @@ -1207,6 +1206,8 @@ const struct amd_ip_funcs sdma_v2_4_ip_funcs = { static const struct amdgpu_ring_funcs sdma_v2_4_ring_funcs = { .type = AMDGPU_RING_TYPE_SDMA, + .align_mask = 0xf, + .nop = SDMA_PKT_NOP_HEADER_OP(SDMA_OP_NOP), .get_rptr = sdma_v2_4_ring_get_rptr, .get_wptr = sdma_v2_4_ring_get_wptr, .set_wptr = sdma_v2_4_ring_set_wptr, diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c index e4f59c36f989..24642f92b4b5 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c @@ -392,10 +392,10 @@ static void sdma_v3_0_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count) for (i = 0; i < count; i++) if (sdma && sdma->burst_nop && (i == 0)) - amdgpu_ring_write(ring, ring->nop | + amdgpu_ring_write(ring, ring->funcs->nop | SDMA_PKT_NOP_HEADER_COUNT(count - 1)); else - amdgpu_ring_write(ring, ring->nop); + amdgpu_ring_write(ring, ring->funcs->nop); } /** @@ -1161,7 +1161,6 @@ static int sdma_v3_0_sw_init(void *handle) sprintf(ring->name, "sdma%d", i); r = amdgpu_ring_init(adev, ring, 1024, - SDMA_PKT_NOP_HEADER_OP(SDMA_OP_NOP), 0xf, &adev->sdma.trap_irq, (i == 0) ? AMDGPU_SDMA_IRQ_TRAP0 : @@ -1550,6 +1549,8 @@ const struct amd_ip_funcs sdma_v3_0_ip_funcs = { static const struct amdgpu_ring_funcs sdma_v3_0_ring_funcs = { .type = AMDGPU_RING_TYPE_SDMA, + .align_mask = 0xf, + .nop = SDMA_PKT_NOP_HEADER_OP(SDMA_OP_NOP), .get_rptr = sdma_v3_0_ring_get_rptr, .get_wptr = sdma_v3_0_ring_get_wptr, .set_wptr = sdma_v3_0_ring_set_wptr, diff --git a/drivers/gpu/drm/amd/amdgpu/si_dma.c b/drivers/gpu/drm/amd/amdgpu/si_dma.c index 1aee45b0bb9e..7fece1fe4130 100644 --- a/drivers/gpu/drm/amd/amdgpu/si_dma.c +++ b/drivers/gpu/drm/amd/amdgpu/si_dma.c @@ -531,7 +531,6 @@ static int si_dma_sw_init(void *handle) ring->use_doorbell = false; sprintf(ring->name, "sdma%d", i); r = amdgpu_ring_init(adev, ring, 1024, - DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0, 0), 0xf, &adev->sdma.trap_irq, (i == 0) ? AMDGPU_SDMA_IRQ_TRAP0 : @@ -765,6 +764,8 @@ const struct amd_ip_funcs si_dma_ip_funcs = { static const struct amdgpu_ring_funcs si_dma_ring_funcs = { .type = AMDGPU_RING_TYPE_SDMA, + .align_mask = 0xf, + .nop = DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0, 0), .get_rptr = si_dma_ring_get_rptr, .get_wptr = si_dma_ring_get_wptr, .set_wptr = si_dma_ring_set_wptr, diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c index 55af8aca4b2a..1bab75afba5d 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c @@ -116,8 +116,7 @@ static int uvd_v4_2_sw_init(void *handle) ring = &adev->uvd.ring; sprintf(ring->name, "uvd"); - r = amdgpu_ring_init(adev, ring, 512, PACKET0(mmUVD_NO_OP, 0), 0xf, - &adev->uvd.irq, 0); + r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.irq, 0); return r; } @@ -743,6 +742,8 @@ const struct amd_ip_funcs uvd_v4_2_ip_funcs = { static const struct amdgpu_ring_funcs uvd_v4_2_ring_funcs = { .type = AMDGPU_RING_TYPE_UVD, + .align_mask = 0xf, + .nop = PACKET0(mmUVD_NO_OP, 0), .get_rptr = uvd_v4_2_ring_get_rptr, .get_wptr = uvd_v4_2_ring_get_wptr, .set_wptr = uvd_v4_2_ring_set_wptr, diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c index 21e725b50a90..ec848fc57f70 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c @@ -112,8 +112,7 @@ static int uvd_v5_0_sw_init(void *handle) ring = &adev->uvd.ring; sprintf(ring->name, "uvd"); - r = amdgpu_ring_init(adev, ring, 512, PACKET0(mmUVD_NO_OP, 0), 0xf, - &adev->uvd.irq, 0); + r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.irq, 0); return r; } @@ -794,6 +793,8 @@ const struct amd_ip_funcs uvd_v5_0_ip_funcs = { static const struct amdgpu_ring_funcs uvd_v5_0_ring_funcs = { .type = AMDGPU_RING_TYPE_UVD, + .align_mask = 0xf, + .nop = PACKET0(mmUVD_NO_OP, 0), .get_rptr = uvd_v5_0_ring_get_rptr, .get_wptr = uvd_v5_0_ring_get_wptr, .set_wptr = uvd_v5_0_ring_set_wptr, diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c index 65df5b208243..be912933b073 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c @@ -116,8 +116,7 @@ static int uvd_v6_0_sw_init(void *handle) ring = &adev->uvd.ring; sprintf(ring->name, "uvd"); - r = amdgpu_ring_init(adev, ring, 512, PACKET0(mmUVD_NO_OP, 0), 0xf, - &adev->uvd.irq, 0); + r = amdgpu_ring_init(adev, ring, 512, &adev->uvd.irq, 0); return r; } @@ -1024,6 +1023,8 @@ const struct amd_ip_funcs uvd_v6_0_ip_funcs = { static const struct amdgpu_ring_funcs uvd_v6_0_ring_phys_funcs = { .type = AMDGPU_RING_TYPE_UVD, + .align_mask = 0xf, + .nop = PACKET0(mmUVD_NO_OP, 0), .get_rptr = uvd_v6_0_ring_get_rptr, .get_wptr = uvd_v6_0_ring_get_wptr, .set_wptr = uvd_v6_0_ring_set_wptr, @@ -1048,6 +1049,8 @@ static const struct amdgpu_ring_funcs uvd_v6_0_ring_phys_funcs = { static const struct amdgpu_ring_funcs uvd_v6_0_ring_vm_funcs = { .type = AMDGPU_RING_TYPE_UVD, + .align_mask = 0xf, + .nop = PACKET0(mmUVD_NO_OP, 0), .get_rptr = uvd_v6_0_ring_get_rptr, .get_wptr = uvd_v6_0_ring_get_wptr, .set_wptr = uvd_v6_0_ring_set_wptr, diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c index cf0c68fda20e..d58583983b11 100644 --- a/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c @@ -224,7 +224,7 @@ static int vce_v2_0_sw_init(void *handle) for (i = 0; i < adev->vce.num_rings; i++) { ring = &adev->vce.ring[i]; sprintf(ring->name, "vce%d", i); - r = amdgpu_ring_init(adev, ring, 512, VCE_CMD_NO_OP, 0xf, + r = amdgpu_ring_init(adev, ring, 512, &adev->vce.irq, 0); if (r) return r; @@ -611,6 +611,8 @@ const struct amd_ip_funcs vce_v2_0_ip_funcs = { static const struct amdgpu_ring_funcs vce_v2_0_ring_funcs = { .type = AMDGPU_RING_TYPE_VCE, + .align_mask = 0xf, + .nop = VCE_CMD_NO_OP, .get_rptr = vce_v2_0_ring_get_rptr, .get_wptr = vce_v2_0_ring_get_wptr, .set_wptr = vce_v2_0_ring_set_wptr, diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c index 95fe8a8bda12..589fff19aa78 100644 --- a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c @@ -389,8 +389,7 @@ static int vce_v3_0_sw_init(void *handle) for (i = 0; i < adev->vce.num_rings; i++) { ring = &adev->vce.ring[i]; sprintf(ring->name, "vce%d", i); - r = amdgpu_ring_init(adev, ring, 512, VCE_CMD_NO_OP, 0xf, - &adev->vce.irq, 0); + r = amdgpu_ring_init(adev, ring, 512, &adev->vce.irq, 0); if (r) return r; } @@ -830,6 +829,8 @@ const struct amd_ip_funcs vce_v3_0_ip_funcs = { static const struct amdgpu_ring_funcs vce_v3_0_ring_phys_funcs = { .type = AMDGPU_RING_TYPE_VCE, + .align_mask = 0xf, + .nop = VCE_CMD_NO_OP, .get_rptr = vce_v3_0_ring_get_rptr, .get_wptr = vce_v3_0_ring_get_wptr, .set_wptr = vce_v3_0_ring_set_wptr, @@ -850,6 +851,8 @@ static const struct amdgpu_ring_funcs vce_v3_0_ring_phys_funcs = { static const struct amdgpu_ring_funcs vce_v3_0_ring_vm_funcs = { .type = AMDGPU_RING_TYPE_VCE, + .align_mask = 0xf, + .nop = VCE_CMD_NO_OP, .get_rptr = vce_v3_0_ring_get_rptr, .get_wptr = vce_v3_0_ring_get_wptr, .set_wptr = vce_v3_0_ring_set_wptr, -- cgit v1.2.3 From cf0978819cf78cef8d36ca39cb242dde4731d338 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 7 Oct 2016 11:40:09 -0400 Subject: drm/amdgpu: move dpm related definitions to amdgpu_dpm.h MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit No intended functional change. Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 449 +------------------------------- drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h | 447 +++++++++++++++++++++++++++++++ 2 files changed, 448 insertions(+), 448 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index fa99c0d6158c..e6f86b83652b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -57,6 +57,7 @@ #include "amdgpu_ring.h" #include "amdgpu_vm.h" #include "amd_powerplay.h" +#include "amdgpu_dpm.h" #include "amdgpu_acp.h" #include "gpu_scheduler.h" @@ -973,354 +974,6 @@ struct amdgpu_wb { int amdgpu_wb_get(struct amdgpu_device *adev, u32 *wb); void amdgpu_wb_free(struct amdgpu_device *adev, u32 wb); - - -enum amdgpu_int_thermal_type { - THERMAL_TYPE_NONE, - THERMAL_TYPE_EXTERNAL, - THERMAL_TYPE_EXTERNAL_GPIO, - THERMAL_TYPE_RV6XX, - THERMAL_TYPE_RV770, - THERMAL_TYPE_ADT7473_WITH_INTERNAL, - THERMAL_TYPE_EVERGREEN, - THERMAL_TYPE_SUMO, - THERMAL_TYPE_NI, - THERMAL_TYPE_SI, - THERMAL_TYPE_EMC2103_WITH_INTERNAL, - THERMAL_TYPE_CI, - THERMAL_TYPE_KV, -}; - -enum amdgpu_dpm_auto_throttle_src { - AMDGPU_DPM_AUTO_THROTTLE_SRC_THERMAL, - AMDGPU_DPM_AUTO_THROTTLE_SRC_EXTERNAL -}; - -enum amdgpu_dpm_event_src { - AMDGPU_DPM_EVENT_SRC_ANALOG = 0, - AMDGPU_DPM_EVENT_SRC_EXTERNAL = 1, - AMDGPU_DPM_EVENT_SRC_DIGITAL = 2, - AMDGPU_DPM_EVENT_SRC_ANALOG_OR_EXTERNAL = 3, - AMDGPU_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL = 4 -}; - -#define AMDGPU_MAX_VCE_LEVELS 6 - -enum amdgpu_vce_level { - AMDGPU_VCE_LEVEL_AC_ALL = 0, /* AC, All cases */ - AMDGPU_VCE_LEVEL_DC_EE = 1, /* DC, entropy encoding */ - AMDGPU_VCE_LEVEL_DC_LL_LOW = 2, /* DC, low latency queue, res <= 720 */ - AMDGPU_VCE_LEVEL_DC_LL_HIGH = 3, /* DC, low latency queue, 1080 >= res > 720 */ - AMDGPU_VCE_LEVEL_DC_GP_LOW = 4, /* DC, general purpose queue, res <= 720 */ - AMDGPU_VCE_LEVEL_DC_GP_HIGH = 5, /* DC, general purpose queue, 1080 >= res > 720 */ -}; - -struct amdgpu_ps { - u32 caps; /* vbios flags */ - u32 class; /* vbios flags */ - u32 class2; /* vbios flags */ - /* UVD clocks */ - u32 vclk; - u32 dclk; - /* VCE clocks */ - u32 evclk; - u32 ecclk; - bool vce_active; - enum amdgpu_vce_level vce_level; - /* asic priv */ - void *ps_priv; -}; - -struct amdgpu_dpm_thermal { - /* thermal interrupt work */ - struct work_struct work; - /* low temperature threshold */ - int min_temp; - /* high temperature threshold */ - int max_temp; - /* was last interrupt low to high or high to low */ - bool high_to_low; - /* interrupt source */ - struct amdgpu_irq_src irq; -}; - -enum amdgpu_clk_action -{ - AMDGPU_SCLK_UP = 1, - AMDGPU_SCLK_DOWN -}; - -struct amdgpu_blacklist_clocks -{ - u32 sclk; - u32 mclk; - enum amdgpu_clk_action action; -}; - -struct amdgpu_clock_and_voltage_limits { - u32 sclk; - u32 mclk; - u16 vddc; - u16 vddci; -}; - -struct amdgpu_clock_array { - u32 count; - u32 *values; -}; - -struct amdgpu_clock_voltage_dependency_entry { - u32 clk; - u16 v; -}; - -struct amdgpu_clock_voltage_dependency_table { - u32 count; - struct amdgpu_clock_voltage_dependency_entry *entries; -}; - -union amdgpu_cac_leakage_entry { - struct { - u16 vddc; - u32 leakage; - }; - struct { - u16 vddc1; - u16 vddc2; - u16 vddc3; - }; -}; - -struct amdgpu_cac_leakage_table { - u32 count; - union amdgpu_cac_leakage_entry *entries; -}; - -struct amdgpu_phase_shedding_limits_entry { - u16 voltage; - u32 sclk; - u32 mclk; -}; - -struct amdgpu_phase_shedding_limits_table { - u32 count; - struct amdgpu_phase_shedding_limits_entry *entries; -}; - -struct amdgpu_uvd_clock_voltage_dependency_entry { - u32 vclk; - u32 dclk; - u16 v; -}; - -struct amdgpu_uvd_clock_voltage_dependency_table { - u8 count; - struct amdgpu_uvd_clock_voltage_dependency_entry *entries; -}; - -struct amdgpu_vce_clock_voltage_dependency_entry { - u32 ecclk; - u32 evclk; - u16 v; -}; - -struct amdgpu_vce_clock_voltage_dependency_table { - u8 count; - struct amdgpu_vce_clock_voltage_dependency_entry *entries; -}; - -struct amdgpu_ppm_table { - u8 ppm_design; - u16 cpu_core_number; - u32 platform_tdp; - u32 small_ac_platform_tdp; - u32 platform_tdc; - u32 small_ac_platform_tdc; - u32 apu_tdp; - u32 dgpu_tdp; - u32 dgpu_ulv_power; - u32 tj_max; -}; - -struct amdgpu_cac_tdp_table { - u16 tdp; - u16 configurable_tdp; - u16 tdc; - u16 battery_power_limit; - u16 small_power_limit; - u16 low_cac_leakage; - u16 high_cac_leakage; - u16 maximum_power_delivery_limit; -}; - -struct amdgpu_dpm_dynamic_state { - struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_sclk; - struct amdgpu_clock_voltage_dependency_table vddci_dependency_on_mclk; - struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_mclk; - struct amdgpu_clock_voltage_dependency_table mvdd_dependency_on_mclk; - struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_dispclk; - struct amdgpu_uvd_clock_voltage_dependency_table uvd_clock_voltage_dependency_table; - struct amdgpu_vce_clock_voltage_dependency_table vce_clock_voltage_dependency_table; - struct amdgpu_clock_voltage_dependency_table samu_clock_voltage_dependency_table; - struct amdgpu_clock_voltage_dependency_table acp_clock_voltage_dependency_table; - struct amdgpu_clock_voltage_dependency_table vddgfx_dependency_on_sclk; - struct amdgpu_clock_array valid_sclk_values; - struct amdgpu_clock_array valid_mclk_values; - struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_dc; - struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_ac; - u32 mclk_sclk_ratio; - u32 sclk_mclk_delta; - u16 vddc_vddci_delta; - u16 min_vddc_for_pcie_gen2; - struct amdgpu_cac_leakage_table cac_leakage_table; - struct amdgpu_phase_shedding_limits_table phase_shedding_limits_table; - struct amdgpu_ppm_table *ppm_table; - struct amdgpu_cac_tdp_table *cac_tdp_table; -}; - -struct amdgpu_dpm_fan { - u16 t_min; - u16 t_med; - u16 t_high; - u16 pwm_min; - u16 pwm_med; - u16 pwm_high; - u8 t_hyst; - u32 cycle_delay; - u16 t_max; - u8 control_mode; - u16 default_max_fan_pwm; - u16 default_fan_output_sensitivity; - u16 fan_output_sensitivity; - bool ucode_fan_control; -}; - -enum amdgpu_pcie_gen { - AMDGPU_PCIE_GEN1 = 0, - AMDGPU_PCIE_GEN2 = 1, - AMDGPU_PCIE_GEN3 = 2, - AMDGPU_PCIE_GEN_INVALID = 0xffff -}; - -enum amdgpu_dpm_forced_level { - AMDGPU_DPM_FORCED_LEVEL_AUTO = 0, - AMDGPU_DPM_FORCED_LEVEL_LOW = 1, - AMDGPU_DPM_FORCED_LEVEL_HIGH = 2, - AMDGPU_DPM_FORCED_LEVEL_MANUAL = 3, -}; - -struct amdgpu_vce_state { - /* vce clocks */ - u32 evclk; - u32 ecclk; - /* gpu clocks */ - u32 sclk; - u32 mclk; - u8 clk_idx; - u8 pstate; -}; - -struct amdgpu_dpm_funcs { - int (*get_temperature)(struct amdgpu_device *adev); - int (*pre_set_power_state)(struct amdgpu_device *adev); - int (*set_power_state)(struct amdgpu_device *adev); - void (*post_set_power_state)(struct amdgpu_device *adev); - void (*display_configuration_changed)(struct amdgpu_device *adev); - u32 (*get_sclk)(struct amdgpu_device *adev, bool low); - u32 (*get_mclk)(struct amdgpu_device *adev, bool low); - void (*print_power_state)(struct amdgpu_device *adev, struct amdgpu_ps *ps); - void (*debugfs_print_current_performance_level)(struct amdgpu_device *adev, struct seq_file *m); - int (*force_performance_level)(struct amdgpu_device *adev, enum amdgpu_dpm_forced_level level); - bool (*vblank_too_short)(struct amdgpu_device *adev); - void (*powergate_uvd)(struct amdgpu_device *adev, bool gate); - void (*powergate_vce)(struct amdgpu_device *adev, bool gate); - void (*enable_bapm)(struct amdgpu_device *adev, bool enable); - void (*set_fan_control_mode)(struct amdgpu_device *adev, u32 mode); - u32 (*get_fan_control_mode)(struct amdgpu_device *adev); - int (*set_fan_speed_percent)(struct amdgpu_device *adev, u32 speed); - int (*get_fan_speed_percent)(struct amdgpu_device *adev, u32 *speed); - int (*force_clock_level)(struct amdgpu_device *adev, enum pp_clock_type type, uint32_t mask); - int (*print_clock_levels)(struct amdgpu_device *adev, enum pp_clock_type type, char *buf); - int (*get_sclk_od)(struct amdgpu_device *adev); - int (*set_sclk_od)(struct amdgpu_device *adev, uint32_t value); - int (*get_mclk_od)(struct amdgpu_device *adev); - int (*set_mclk_od)(struct amdgpu_device *adev, uint32_t value); -}; - -struct amdgpu_dpm { - struct amdgpu_ps *ps; - /* number of valid power states */ - int num_ps; - /* current power state that is active */ - struct amdgpu_ps *current_ps; - /* requested power state */ - struct amdgpu_ps *requested_ps; - /* boot up power state */ - struct amdgpu_ps *boot_ps; - /* default uvd power state */ - struct amdgpu_ps *uvd_ps; - /* vce requirements */ - struct amdgpu_vce_state vce_states[AMDGPU_MAX_VCE_LEVELS]; - enum amdgpu_vce_level vce_level; - enum amd_pm_state_type state; - enum amd_pm_state_type user_state; - u32 platform_caps; - u32 voltage_response_time; - u32 backbias_response_time; - void *priv; - u32 new_active_crtcs; - int new_active_crtc_count; - u32 current_active_crtcs; - int current_active_crtc_count; - struct amdgpu_dpm_dynamic_state dyn_state; - struct amdgpu_dpm_fan fan; - u32 tdp_limit; - u32 near_tdp_limit; - u32 near_tdp_limit_adjusted; - u32 sq_ramping_threshold; - u32 cac_leakage; - u16 tdp_od_limit; - u32 tdp_adjustment; - u16 load_line_slope; - bool power_control; - bool ac_power; - /* special states active */ - bool thermal_active; - bool uvd_active; - bool vce_active; - /* thermal handling */ - struct amdgpu_dpm_thermal thermal; - /* forced levels */ - enum amdgpu_dpm_forced_level forced_level; -}; - -struct amdgpu_pm { - struct mutex mutex; - u32 current_sclk; - u32 current_mclk; - u32 default_sclk; - u32 default_mclk; - struct amdgpu_i2c_chan *i2c_bus; - /* internal thermal controller on rv6xx+ */ - enum amdgpu_int_thermal_type int_thermal_type; - struct device *int_hwmon_dev; - /* fan control parameters */ - bool no_fan; - u8 fan_pulses_per_revolution; - u8 fan_min_rpm; - u8 fan_max_rpm; - /* dpm */ - bool dpm_enabled; - bool sysfs_initialized; - struct amdgpu_dpm dpm; - const struct firmware *fw; /* SMC firmware */ - uint32_t fw_version; - const struct amdgpu_dpm_funcs *funcs; - uint32_t pcie_gen_mask; - uint32_t pcie_mlw_mask; - struct amd_pp_display_configuration pm_display_cfg;/* set by DAL */ -}; - void amdgpu_get_pcie_info(struct amdgpu_device *adev); /* @@ -1983,108 +1636,8 @@ amdgpu_get_sdma_instance(struct amdgpu_ring *ring) #define amdgpu_display_resume_mc_access(adev, s) (adev)->mode_info.funcs->resume_mc_access((adev), (s)) #define amdgpu_emit_copy_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_copy_buffer((ib), (s), (d), (b)) #define amdgpu_emit_fill_buffer(adev, ib, s, d, b) (adev)->mman.buffer_funcs->emit_fill_buffer((ib), (s), (d), (b)) -#define amdgpu_dpm_pre_set_power_state(adev) (adev)->pm.funcs->pre_set_power_state((adev)) -#define amdgpu_dpm_set_power_state(adev) (adev)->pm.funcs->set_power_state((adev)) -#define amdgpu_dpm_post_set_power_state(adev) (adev)->pm.funcs->post_set_power_state((adev)) -#define amdgpu_dpm_display_configuration_changed(adev) (adev)->pm.funcs->display_configuration_changed((adev)) -#define amdgpu_dpm_print_power_state(adev, ps) (adev)->pm.funcs->print_power_state((adev), (ps)) -#define amdgpu_dpm_vblank_too_short(adev) (adev)->pm.funcs->vblank_too_short((adev)) -#define amdgpu_dpm_enable_bapm(adev, e) (adev)->pm.funcs->enable_bapm((adev), (e)) #define amdgpu_gfx_get_gpu_clock_counter(adev) (adev)->gfx.funcs->get_gpu_clock_counter((adev)) #define amdgpu_gfx_select_se_sh(adev, se, sh, instance) (adev)->gfx.funcs->select_se_sh((adev), (se), (sh), (instance)) - -#define amdgpu_dpm_read_sensor(adev, idx, value) \ - ((adev)->pp_enabled ? \ - (adev)->powerplay.pp_funcs->read_sensor(adev->powerplay.pp_handle, (idx), (value)) : \ - -EINVAL) - -#define amdgpu_dpm_get_temperature(adev) \ - ((adev)->pp_enabled ? \ - (adev)->powerplay.pp_funcs->get_temperature((adev)->powerplay.pp_handle) : \ - (adev)->pm.funcs->get_temperature((adev))) - -#define amdgpu_dpm_set_fan_control_mode(adev, m) \ - ((adev)->pp_enabled ? \ - (adev)->powerplay.pp_funcs->set_fan_control_mode((adev)->powerplay.pp_handle, (m)) : \ - (adev)->pm.funcs->set_fan_control_mode((adev), (m))) - -#define amdgpu_dpm_get_fan_control_mode(adev) \ - ((adev)->pp_enabled ? \ - (adev)->powerplay.pp_funcs->get_fan_control_mode((adev)->powerplay.pp_handle) : \ - (adev)->pm.funcs->get_fan_control_mode((adev))) - -#define amdgpu_dpm_set_fan_speed_percent(adev, s) \ - ((adev)->pp_enabled ? \ - (adev)->powerplay.pp_funcs->set_fan_speed_percent((adev)->powerplay.pp_handle, (s)) : \ - (adev)->pm.funcs->set_fan_speed_percent((adev), (s))) - -#define amdgpu_dpm_get_fan_speed_percent(adev, s) \ - ((adev)->pp_enabled ? \ - (adev)->powerplay.pp_funcs->get_fan_speed_percent((adev)->powerplay.pp_handle, (s)) : \ - (adev)->pm.funcs->get_fan_speed_percent((adev), (s))) - -#define amdgpu_dpm_get_sclk(adev, l) \ - ((adev)->pp_enabled ? \ - (adev)->powerplay.pp_funcs->get_sclk((adev)->powerplay.pp_handle, (l)) : \ - (adev)->pm.funcs->get_sclk((adev), (l))) - -#define amdgpu_dpm_get_mclk(adev, l) \ - ((adev)->pp_enabled ? \ - (adev)->powerplay.pp_funcs->get_mclk((adev)->powerplay.pp_handle, (l)) : \ - (adev)->pm.funcs->get_mclk((adev), (l))) - - -#define amdgpu_dpm_force_performance_level(adev, l) \ - ((adev)->pp_enabled ? \ - (adev)->powerplay.pp_funcs->force_performance_level((adev)->powerplay.pp_handle, (l)) : \ - (adev)->pm.funcs->force_performance_level((adev), (l))) - -#define amdgpu_dpm_powergate_uvd(adev, g) \ - ((adev)->pp_enabled ? \ - (adev)->powerplay.pp_funcs->powergate_uvd((adev)->powerplay.pp_handle, (g)) : \ - (adev)->pm.funcs->powergate_uvd((adev), (g))) - -#define amdgpu_dpm_powergate_vce(adev, g) \ - ((adev)->pp_enabled ? \ - (adev)->powerplay.pp_funcs->powergate_vce((adev)->powerplay.pp_handle, (g)) : \ - (adev)->pm.funcs->powergate_vce((adev), (g))) - -#define amdgpu_dpm_get_current_power_state(adev) \ - (adev)->powerplay.pp_funcs->get_current_power_state((adev)->powerplay.pp_handle) - -#define amdgpu_dpm_get_performance_level(adev) \ - (adev)->powerplay.pp_funcs->get_performance_level((adev)->powerplay.pp_handle) - -#define amdgpu_dpm_get_pp_num_states(adev, data) \ - (adev)->powerplay.pp_funcs->get_pp_num_states((adev)->powerplay.pp_handle, data) - -#define amdgpu_dpm_get_pp_table(adev, table) \ - (adev)->powerplay.pp_funcs->get_pp_table((adev)->powerplay.pp_handle, table) - -#define amdgpu_dpm_set_pp_table(adev, buf, size) \ - (adev)->powerplay.pp_funcs->set_pp_table((adev)->powerplay.pp_handle, buf, size) - -#define amdgpu_dpm_print_clock_levels(adev, type, buf) \ - (adev)->powerplay.pp_funcs->print_clock_levels((adev)->powerplay.pp_handle, type, buf) - -#define amdgpu_dpm_force_clock_level(adev, type, level) \ - (adev)->powerplay.pp_funcs->force_clock_level((adev)->powerplay.pp_handle, type, level) - -#define amdgpu_dpm_get_sclk_od(adev) \ - (adev)->powerplay.pp_funcs->get_sclk_od((adev)->powerplay.pp_handle) - -#define amdgpu_dpm_set_sclk_od(adev, value) \ - (adev)->powerplay.pp_funcs->set_sclk_od((adev)->powerplay.pp_handle, value) - -#define amdgpu_dpm_get_mclk_od(adev) \ - ((adev)->powerplay.pp_funcs->get_mclk_od((adev)->powerplay.pp_handle)) - -#define amdgpu_dpm_set_mclk_od(adev, value) \ - ((adev)->powerplay.pp_funcs->set_mclk_od((adev)->powerplay.pp_handle, value)) - -#define amdgpu_dpm_dispatch_task(adev, event_id, input, output) \ - (adev)->powerplay.pp_funcs->dispatch_tasks((adev)->powerplay.pp_handle, (event_id), (input), (output)) - #define amdgpu_gds_switch(adev, r, v, d, w, a) (adev)->gds.funcs->patch_gds_switch((r), (v), (d), (w), (a)) /* Common functions */ diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h index 3738a96c2619..d06496d3e08e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h @@ -23,6 +23,453 @@ #ifndef __AMDGPU_DPM_H__ #define __AMDGPU_DPM_H__ +enum amdgpu_int_thermal_type { + THERMAL_TYPE_NONE, + THERMAL_TYPE_EXTERNAL, + THERMAL_TYPE_EXTERNAL_GPIO, + THERMAL_TYPE_RV6XX, + THERMAL_TYPE_RV770, + THERMAL_TYPE_ADT7473_WITH_INTERNAL, + THERMAL_TYPE_EVERGREEN, + THERMAL_TYPE_SUMO, + THERMAL_TYPE_NI, + THERMAL_TYPE_SI, + THERMAL_TYPE_EMC2103_WITH_INTERNAL, + THERMAL_TYPE_CI, + THERMAL_TYPE_KV, +}; + +enum amdgpu_dpm_auto_throttle_src { + AMDGPU_DPM_AUTO_THROTTLE_SRC_THERMAL, + AMDGPU_DPM_AUTO_THROTTLE_SRC_EXTERNAL +}; + +enum amdgpu_dpm_event_src { + AMDGPU_DPM_EVENT_SRC_ANALOG = 0, + AMDGPU_DPM_EVENT_SRC_EXTERNAL = 1, + AMDGPU_DPM_EVENT_SRC_DIGITAL = 2, + AMDGPU_DPM_EVENT_SRC_ANALOG_OR_EXTERNAL = 3, + AMDGPU_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL = 4 +}; + +#define AMDGPU_MAX_VCE_LEVELS 6 + +enum amdgpu_vce_level { + AMDGPU_VCE_LEVEL_AC_ALL = 0, /* AC, All cases */ + AMDGPU_VCE_LEVEL_DC_EE = 1, /* DC, entropy encoding */ + AMDGPU_VCE_LEVEL_DC_LL_LOW = 2, /* DC, low latency queue, res <= 720 */ + AMDGPU_VCE_LEVEL_DC_LL_HIGH = 3, /* DC, low latency queue, 1080 >= res > 720 */ + AMDGPU_VCE_LEVEL_DC_GP_LOW = 4, /* DC, general purpose queue, res <= 720 */ + AMDGPU_VCE_LEVEL_DC_GP_HIGH = 5, /* DC, general purpose queue, 1080 >= res > 720 */ +}; + +struct amdgpu_ps { + u32 caps; /* vbios flags */ + u32 class; /* vbios flags */ + u32 class2; /* vbios flags */ + /* UVD clocks */ + u32 vclk; + u32 dclk; + /* VCE clocks */ + u32 evclk; + u32 ecclk; + bool vce_active; + enum amdgpu_vce_level vce_level; + /* asic priv */ + void *ps_priv; +}; + +struct amdgpu_dpm_thermal { + /* thermal interrupt work */ + struct work_struct work; + /* low temperature threshold */ + int min_temp; + /* high temperature threshold */ + int max_temp; + /* was last interrupt low to high or high to low */ + bool high_to_low; + /* interrupt source */ + struct amdgpu_irq_src irq; +}; + +enum amdgpu_clk_action +{ + AMDGPU_SCLK_UP = 1, + AMDGPU_SCLK_DOWN +}; + +struct amdgpu_blacklist_clocks +{ + u32 sclk; + u32 mclk; + enum amdgpu_clk_action action; +}; + +struct amdgpu_clock_and_voltage_limits { + u32 sclk; + u32 mclk; + u16 vddc; + u16 vddci; +}; + +struct amdgpu_clock_array { + u32 count; + u32 *values; +}; + +struct amdgpu_clock_voltage_dependency_entry { + u32 clk; + u16 v; +}; + +struct amdgpu_clock_voltage_dependency_table { + u32 count; + struct amdgpu_clock_voltage_dependency_entry *entries; +}; + +union amdgpu_cac_leakage_entry { + struct { + u16 vddc; + u32 leakage; + }; + struct { + u16 vddc1; + u16 vddc2; + u16 vddc3; + }; +}; + +struct amdgpu_cac_leakage_table { + u32 count; + union amdgpu_cac_leakage_entry *entries; +}; + +struct amdgpu_phase_shedding_limits_entry { + u16 voltage; + u32 sclk; + u32 mclk; +}; + +struct amdgpu_phase_shedding_limits_table { + u32 count; + struct amdgpu_phase_shedding_limits_entry *entries; +}; + +struct amdgpu_uvd_clock_voltage_dependency_entry { + u32 vclk; + u32 dclk; + u16 v; +}; + +struct amdgpu_uvd_clock_voltage_dependency_table { + u8 count; + struct amdgpu_uvd_clock_voltage_dependency_entry *entries; +}; + +struct amdgpu_vce_clock_voltage_dependency_entry { + u32 ecclk; + u32 evclk; + u16 v; +}; + +struct amdgpu_vce_clock_voltage_dependency_table { + u8 count; + struct amdgpu_vce_clock_voltage_dependency_entry *entries; +}; + +struct amdgpu_ppm_table { + u8 ppm_design; + u16 cpu_core_number; + u32 platform_tdp; + u32 small_ac_platform_tdp; + u32 platform_tdc; + u32 small_ac_platform_tdc; + u32 apu_tdp; + u32 dgpu_tdp; + u32 dgpu_ulv_power; + u32 tj_max; +}; + +struct amdgpu_cac_tdp_table { + u16 tdp; + u16 configurable_tdp; + u16 tdc; + u16 battery_power_limit; + u16 small_power_limit; + u16 low_cac_leakage; + u16 high_cac_leakage; + u16 maximum_power_delivery_limit; +}; + +struct amdgpu_dpm_dynamic_state { + struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_sclk; + struct amdgpu_clock_voltage_dependency_table vddci_dependency_on_mclk; + struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_mclk; + struct amdgpu_clock_voltage_dependency_table mvdd_dependency_on_mclk; + struct amdgpu_clock_voltage_dependency_table vddc_dependency_on_dispclk; + struct amdgpu_uvd_clock_voltage_dependency_table uvd_clock_voltage_dependency_table; + struct amdgpu_vce_clock_voltage_dependency_table vce_clock_voltage_dependency_table; + struct amdgpu_clock_voltage_dependency_table samu_clock_voltage_dependency_table; + struct amdgpu_clock_voltage_dependency_table acp_clock_voltage_dependency_table; + struct amdgpu_clock_voltage_dependency_table vddgfx_dependency_on_sclk; + struct amdgpu_clock_array valid_sclk_values; + struct amdgpu_clock_array valid_mclk_values; + struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_dc; + struct amdgpu_clock_and_voltage_limits max_clock_voltage_on_ac; + u32 mclk_sclk_ratio; + u32 sclk_mclk_delta; + u16 vddc_vddci_delta; + u16 min_vddc_for_pcie_gen2; + struct amdgpu_cac_leakage_table cac_leakage_table; + struct amdgpu_phase_shedding_limits_table phase_shedding_limits_table; + struct amdgpu_ppm_table *ppm_table; + struct amdgpu_cac_tdp_table *cac_tdp_table; +}; + +struct amdgpu_dpm_fan { + u16 t_min; + u16 t_med; + u16 t_high; + u16 pwm_min; + u16 pwm_med; + u16 pwm_high; + u8 t_hyst; + u32 cycle_delay; + u16 t_max; + u8 control_mode; + u16 default_max_fan_pwm; + u16 default_fan_output_sensitivity; + u16 fan_output_sensitivity; + bool ucode_fan_control; +}; + +enum amdgpu_pcie_gen { + AMDGPU_PCIE_GEN1 = 0, + AMDGPU_PCIE_GEN2 = 1, + AMDGPU_PCIE_GEN3 = 2, + AMDGPU_PCIE_GEN_INVALID = 0xffff +}; + +enum amdgpu_dpm_forced_level { + AMDGPU_DPM_FORCED_LEVEL_AUTO = 0, + AMDGPU_DPM_FORCED_LEVEL_LOW = 1, + AMDGPU_DPM_FORCED_LEVEL_HIGH = 2, + AMDGPU_DPM_FORCED_LEVEL_MANUAL = 3, +}; + +struct amdgpu_vce_state { + /* vce clocks */ + u32 evclk; + u32 ecclk; + /* gpu clocks */ + u32 sclk; + u32 mclk; + u8 clk_idx; + u8 pstate; +}; + +struct amdgpu_dpm_funcs { + int (*get_temperature)(struct amdgpu_device *adev); + int (*pre_set_power_state)(struct amdgpu_device *adev); + int (*set_power_state)(struct amdgpu_device *adev); + void (*post_set_power_state)(struct amdgpu_device *adev); + void (*display_configuration_changed)(struct amdgpu_device *adev); + u32 (*get_sclk)(struct amdgpu_device *adev, bool low); + u32 (*get_mclk)(struct amdgpu_device *adev, bool low); + void (*print_power_state)(struct amdgpu_device *adev, struct amdgpu_ps *ps); + void (*debugfs_print_current_performance_level)(struct amdgpu_device *adev, struct seq_file *m); + int (*force_performance_level)(struct amdgpu_device *adev, enum amdgpu_dpm_forced_level level); + bool (*vblank_too_short)(struct amdgpu_device *adev); + void (*powergate_uvd)(struct amdgpu_device *adev, bool gate); + void (*powergate_vce)(struct amdgpu_device *adev, bool gate); + void (*enable_bapm)(struct amdgpu_device *adev, bool enable); + void (*set_fan_control_mode)(struct amdgpu_device *adev, u32 mode); + u32 (*get_fan_control_mode)(struct amdgpu_device *adev); + int (*set_fan_speed_percent)(struct amdgpu_device *adev, u32 speed); + int (*get_fan_speed_percent)(struct amdgpu_device *adev, u32 *speed); + int (*force_clock_level)(struct amdgpu_device *adev, enum pp_clock_type type, uint32_t mask); + int (*print_clock_levels)(struct amdgpu_device *adev, enum pp_clock_type type, char *buf); + int (*get_sclk_od)(struct amdgpu_device *adev); + int (*set_sclk_od)(struct amdgpu_device *adev, uint32_t value); + int (*get_mclk_od)(struct amdgpu_device *adev); + int (*set_mclk_od)(struct amdgpu_device *adev, uint32_t value); +}; + +#define amdgpu_dpm_pre_set_power_state(adev) (adev)->pm.funcs->pre_set_power_state((adev)) +#define amdgpu_dpm_set_power_state(adev) (adev)->pm.funcs->set_power_state((adev)) +#define amdgpu_dpm_post_set_power_state(adev) (adev)->pm.funcs->post_set_power_state((adev)) +#define amdgpu_dpm_display_configuration_changed(adev) (adev)->pm.funcs->display_configuration_changed((adev)) +#define amdgpu_dpm_print_power_state(adev, ps) (adev)->pm.funcs->print_power_state((adev), (ps)) +#define amdgpu_dpm_vblank_too_short(adev) (adev)->pm.funcs->vblank_too_short((adev)) +#define amdgpu_dpm_enable_bapm(adev, e) (adev)->pm.funcs->enable_bapm((adev), (e)) + +#define amdgpu_dpm_read_sensor(adev, idx, value) \ + ((adev)->pp_enabled ? \ + (adev)->powerplay.pp_funcs->read_sensor(adev->powerplay.pp_handle, (idx), (value)) : \ + -EINVAL) + +#define amdgpu_dpm_get_temperature(adev) \ + ((adev)->pp_enabled ? \ + (adev)->powerplay.pp_funcs->get_temperature((adev)->powerplay.pp_handle) : \ + (adev)->pm.funcs->get_temperature((adev))) + +#define amdgpu_dpm_set_fan_control_mode(adev, m) \ + ((adev)->pp_enabled ? \ + (adev)->powerplay.pp_funcs->set_fan_control_mode((adev)->powerplay.pp_handle, (m)) : \ + (adev)->pm.funcs->set_fan_control_mode((adev), (m))) + +#define amdgpu_dpm_get_fan_control_mode(adev) \ + ((adev)->pp_enabled ? \ + (adev)->powerplay.pp_funcs->get_fan_control_mode((adev)->powerplay.pp_handle) : \ + (adev)->pm.funcs->get_fan_control_mode((adev))) + +#define amdgpu_dpm_set_fan_speed_percent(adev, s) \ + ((adev)->pp_enabled ? \ + (adev)->powerplay.pp_funcs->set_fan_speed_percent((adev)->powerplay.pp_handle, (s)) : \ + (adev)->pm.funcs->set_fan_speed_percent((adev), (s))) + +#define amdgpu_dpm_get_fan_speed_percent(adev, s) \ + ((adev)->pp_enabled ? \ + (adev)->powerplay.pp_funcs->get_fan_speed_percent((adev)->powerplay.pp_handle, (s)) : \ + (adev)->pm.funcs->get_fan_speed_percent((adev), (s))) + +#define amdgpu_dpm_get_sclk(adev, l) \ + ((adev)->pp_enabled ? \ + (adev)->powerplay.pp_funcs->get_sclk((adev)->powerplay.pp_handle, (l)) : \ + (adev)->pm.funcs->get_sclk((adev), (l))) + +#define amdgpu_dpm_get_mclk(adev, l) \ + ((adev)->pp_enabled ? \ + (adev)->powerplay.pp_funcs->get_mclk((adev)->powerplay.pp_handle, (l)) : \ + (adev)->pm.funcs->get_mclk((adev), (l))) + + +#define amdgpu_dpm_force_performance_level(adev, l) \ + ((adev)->pp_enabled ? \ + (adev)->powerplay.pp_funcs->force_performance_level((adev)->powerplay.pp_handle, (l)) : \ + (adev)->pm.funcs->force_performance_level((adev), (l))) + +#define amdgpu_dpm_powergate_uvd(adev, g) \ + ((adev)->pp_enabled ? \ + (adev)->powerplay.pp_funcs->powergate_uvd((adev)->powerplay.pp_handle, (g)) : \ + (adev)->pm.funcs->powergate_uvd((adev), (g))) + +#define amdgpu_dpm_powergate_vce(adev, g) \ + ((adev)->pp_enabled ? \ + (adev)->powerplay.pp_funcs->powergate_vce((adev)->powerplay.pp_handle, (g)) : \ + (adev)->pm.funcs->powergate_vce((adev), (g))) + +#define amdgpu_dpm_get_current_power_state(adev) \ + (adev)->powerplay.pp_funcs->get_current_power_state((adev)->powerplay.pp_handle) + +#define amdgpu_dpm_get_performance_level(adev) \ + (adev)->powerplay.pp_funcs->get_performance_level((adev)->powerplay.pp_handle) + +#define amdgpu_dpm_get_pp_num_states(adev, data) \ + (adev)->powerplay.pp_funcs->get_pp_num_states((adev)->powerplay.pp_handle, data) + +#define amdgpu_dpm_get_pp_table(adev, table) \ + (adev)->powerplay.pp_funcs->get_pp_table((adev)->powerplay.pp_handle, table) + +#define amdgpu_dpm_set_pp_table(adev, buf, size) \ + (adev)->powerplay.pp_funcs->set_pp_table((adev)->powerplay.pp_handle, buf, size) + +#define amdgpu_dpm_print_clock_levels(adev, type, buf) \ + (adev)->powerplay.pp_funcs->print_clock_levels((adev)->powerplay.pp_handle, type, buf) + +#define amdgpu_dpm_force_clock_level(adev, type, level) \ + (adev)->powerplay.pp_funcs->force_clock_level((adev)->powerplay.pp_handle, type, level) + +#define amdgpu_dpm_get_sclk_od(adev) \ + (adev)->powerplay.pp_funcs->get_sclk_od((adev)->powerplay.pp_handle) + +#define amdgpu_dpm_set_sclk_od(adev, value) \ + (adev)->powerplay.pp_funcs->set_sclk_od((adev)->powerplay.pp_handle, value) + +#define amdgpu_dpm_get_mclk_od(adev) \ + ((adev)->powerplay.pp_funcs->get_mclk_od((adev)->powerplay.pp_handle)) + +#define amdgpu_dpm_set_mclk_od(adev, value) \ + ((adev)->powerplay.pp_funcs->set_mclk_od((adev)->powerplay.pp_handle, value)) + +#define amdgpu_dpm_dispatch_task(adev, event_id, input, output) \ + (adev)->powerplay.pp_funcs->dispatch_tasks((adev)->powerplay.pp_handle, (event_id), (input), (output)) + + +struct amdgpu_dpm { + struct amdgpu_ps *ps; + /* number of valid power states */ + int num_ps; + /* current power state that is active */ + struct amdgpu_ps *current_ps; + /* requested power state */ + struct amdgpu_ps *requested_ps; + /* boot up power state */ + struct amdgpu_ps *boot_ps; + /* default uvd power state */ + struct amdgpu_ps *uvd_ps; + /* vce requirements */ + struct amdgpu_vce_state vce_states[AMDGPU_MAX_VCE_LEVELS]; + enum amdgpu_vce_level vce_level; + enum amd_pm_state_type state; + enum amd_pm_state_type user_state; + u32 platform_caps; + u32 voltage_response_time; + u32 backbias_response_time; + void *priv; + u32 new_active_crtcs; + int new_active_crtc_count; + u32 current_active_crtcs; + int current_active_crtc_count; + struct amdgpu_dpm_dynamic_state dyn_state; + struct amdgpu_dpm_fan fan; + u32 tdp_limit; + u32 near_tdp_limit; + u32 near_tdp_limit_adjusted; + u32 sq_ramping_threshold; + u32 cac_leakage; + u16 tdp_od_limit; + u32 tdp_adjustment; + u16 load_line_slope; + bool power_control; + bool ac_power; + /* special states active */ + bool thermal_active; + bool uvd_active; + bool vce_active; + /* thermal handling */ + struct amdgpu_dpm_thermal thermal; + /* forced levels */ + enum amdgpu_dpm_forced_level forced_level; +}; + +struct amdgpu_pm { + struct mutex mutex; + u32 current_sclk; + u32 current_mclk; + u32 default_sclk; + u32 default_mclk; + struct amdgpu_i2c_chan *i2c_bus; + /* internal thermal controller on rv6xx+ */ + enum amdgpu_int_thermal_type int_thermal_type; + struct device *int_hwmon_dev; + /* fan control parameters */ + bool no_fan; + u8 fan_pulses_per_revolution; + u8 fan_min_rpm; + u8 fan_max_rpm; + /* dpm */ + bool dpm_enabled; + bool sysfs_initialized; + struct amdgpu_dpm dpm; + const struct firmware *fw; /* SMC firmware */ + uint32_t fw_version; + const struct amdgpu_dpm_funcs *funcs; + uint32_t pcie_gen_mask; + uint32_t pcie_mlw_mask; + struct amd_pp_display_configuration pm_display_cfg;/* set by DAL */ +}; + #define R600_SSTU_DFLT 0 #define R600_SST_DFLT 0x00C8 -- cgit v1.2.3 From 0d8de7ca0b01332c404d3b5877db89727618c3d0 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Wed, 12 Oct 2016 15:13:29 +0800 Subject: drm/amdgpu: use same vce state definition in dpm and powerplay MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Reviewed-by: Christian König Signed-off-by: Rex Zhu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h | 28 +++------------------- drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | 2 +- drivers/gpu/drm/amd/amdgpu/ci_dpm.c | 2 +- drivers/gpu/drm/amd/amdgpu/kv_dpm.c | 2 +- drivers/gpu/drm/amd/amdgpu/si_dpm.c | 2 +- drivers/gpu/drm/amd/include/amd_shared.h | 23 ++++++++++++++++++ .../amd/powerplay/hwmgr/process_pptables_v1_0.c | 4 ++-- .../gpu/drm/amd/powerplay/hwmgr/processpptables.c | 2 +- drivers/gpu/drm/amd/powerplay/inc/hwmgr.h | 16 ++----------- drivers/gpu/drm/amd/powerplay/inc/power_state.h | 9 ------- 11 files changed, 36 insertions(+), 56 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c index 14f57d9915e3..4f8d3a5a682f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c @@ -554,7 +554,7 @@ int amdgpu_parse_extended_power_table(struct amdgpu_device *adev) ((u8 *)entry + sizeof(ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record)); } for (i = 0; i < states->numEntries; i++) { - if (i >= AMDGPU_MAX_VCE_LEVELS) + if (i >= AMD_MAX_VCE_LEVELS) break; vce_clk = (VCEClockInfo *) ((u8 *)&array->entries[0] + diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h index d06496d3e08e..68dac0c569fd 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h @@ -52,17 +52,6 @@ enum amdgpu_dpm_event_src { AMDGPU_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL = 4 }; -#define AMDGPU_MAX_VCE_LEVELS 6 - -enum amdgpu_vce_level { - AMDGPU_VCE_LEVEL_AC_ALL = 0, /* AC, All cases */ - AMDGPU_VCE_LEVEL_DC_EE = 1, /* DC, entropy encoding */ - AMDGPU_VCE_LEVEL_DC_LL_LOW = 2, /* DC, low latency queue, res <= 720 */ - AMDGPU_VCE_LEVEL_DC_LL_HIGH = 3, /* DC, low latency queue, 1080 >= res > 720 */ - AMDGPU_VCE_LEVEL_DC_GP_LOW = 4, /* DC, general purpose queue, res <= 720 */ - AMDGPU_VCE_LEVEL_DC_GP_HIGH = 5, /* DC, general purpose queue, 1080 >= res > 720 */ -}; - struct amdgpu_ps { u32 caps; /* vbios flags */ u32 class; /* vbios flags */ @@ -74,7 +63,7 @@ struct amdgpu_ps { u32 evclk; u32 ecclk; bool vce_active; - enum amdgpu_vce_level vce_level; + enum amd_vce_level vce_level; /* asic priv */ void *ps_priv; }; @@ -257,17 +246,6 @@ enum amdgpu_dpm_forced_level { AMDGPU_DPM_FORCED_LEVEL_MANUAL = 3, }; -struct amdgpu_vce_state { - /* vce clocks */ - u32 evclk; - u32 ecclk; - /* gpu clocks */ - u32 sclk; - u32 mclk; - u8 clk_idx; - u8 pstate; -}; - struct amdgpu_dpm_funcs { int (*get_temperature)(struct amdgpu_device *adev); int (*pre_set_power_state)(struct amdgpu_device *adev); @@ -409,8 +387,8 @@ struct amdgpu_dpm { /* default uvd power state */ struct amdgpu_ps *uvd_ps; /* vce requirements */ - struct amdgpu_vce_state vce_states[AMDGPU_MAX_VCE_LEVELS]; - enum amdgpu_vce_level vce_level; + struct amd_vce_state vce_states[AMD_MAX_VCE_LEVELS]; + enum amd_vce_level vce_level; enum amd_pm_state_type state; enum amd_pm_state_type user_state; u32 platform_caps; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c index accc908bdc88..4656ad697154 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c @@ -1135,7 +1135,7 @@ void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable) mutex_lock(&adev->pm.mutex); adev->pm.dpm.vce_active = true; /* XXX select vce level based on ring/task */ - adev->pm.dpm.vce_level = AMDGPU_VCE_LEVEL_AC_ALL; + adev->pm.dpm.vce_level = AMD_VCE_LEVEL_AC_ALL; mutex_unlock(&adev->pm.mutex); } else { mutex_lock(&adev->pm.mutex); diff --git a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c index 1d8c375a3561..dc3196e13256 100644 --- a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c @@ -5689,7 +5689,7 @@ static int ci_parse_power_table(struct amdgpu_device *adev) adev->pm.dpm.num_ps = state_array->ucNumEntries; /* fill in the vce power states */ - for (i = 0; i < AMDGPU_MAX_VCE_LEVELS; i++) { + for (i = 0; i < AMD_MAX_VCE_LEVELS; i++) { u32 sclk, mclk; clock_array_index = adev->pm.dpm.vce_states[i].clk_idx; clock_info = (union pplib_clock_info *) diff --git a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c index f8618a3881a8..a03690abe38d 100644 --- a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c @@ -2796,7 +2796,7 @@ static int kv_parse_power_table(struct amdgpu_device *adev) adev->pm.dpm.num_ps = state_array->ucNumEntries; /* fill in the vce power states */ - for (i = 0; i < AMDGPU_MAX_VCE_LEVELS; i++) { + for (i = 0; i < AMD_MAX_VCE_LEVELS; i++) { u32 sclk; clock_array_index = adev->pm.dpm.vce_states[i].clk_idx; clock_info = (union pplib_clock_info *) diff --git a/drivers/gpu/drm/amd/amdgpu/si_dpm.c b/drivers/gpu/drm/amd/amdgpu/si_dpm.c index 3de7bca5854b..15f9ca55bba9 100644 --- a/drivers/gpu/drm/amd/amdgpu/si_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/si_dpm.c @@ -7320,7 +7320,7 @@ static int si_parse_power_table(struct amdgpu_device *adev) adev->pm.dpm.num_ps = state_array->ucNumEntries; /* fill in the vce power states */ - for (i = 0; i < AMDGPU_MAX_VCE_LEVELS; i++) { + for (i = 0; i < AMD_MAX_VCE_LEVELS; i++) { u32 sclk, mclk; clock_array_index = adev->pm.dpm.vce_states[i].clk_idx; clock_info = (union pplib_clock_info *) diff --git a/drivers/gpu/drm/amd/include/amd_shared.h b/drivers/gpu/drm/amd/include/amd_shared.h index bec8125bceb0..d1986276dbbd 100644 --- a/drivers/gpu/drm/amd/include/amd_shared.h +++ b/drivers/gpu/drm/amd/include/amd_shared.h @@ -84,6 +84,29 @@ enum amd_powergating_state { AMD_PG_STATE_UNGATE, }; +struct amd_vce_state { + /* vce clocks */ + u32 evclk; + u32 ecclk; + /* gpu clocks */ + u32 sclk; + u32 mclk; + u8 clk_idx; + u8 pstate; +}; + + +#define AMD_MAX_VCE_LEVELS 6 + +enum amd_vce_level { + AMD_VCE_LEVEL_AC_ALL = 0, /* AC, All cases */ + AMD_VCE_LEVEL_DC_EE = 1, /* DC, entropy encoding */ + AMD_VCE_LEVEL_DC_LL_LOW = 2, /* DC, low latency queue, res <= 720 */ + AMD_VCE_LEVEL_DC_LL_HIGH = 3, /* DC, low latency queue, 1080 >= res > 720 */ + AMD_VCE_LEVEL_DC_GP_LOW = 4, /* DC, general purpose queue, res <= 720 */ + AMD_VCE_LEVEL_DC_GP_HIGH = 5, /* DC, general purpose queue, 1080 >= res > 720 */ +}; + /* CG flags */ #define AMD_CG_SUPPORT_GFX_MGCG (1 << 0) #define AMD_CG_SUPPORT_GFX_MGLS (1 << 1) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c b/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c index 155cd0dfe0c5..baf0f3d4c2f0 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c @@ -1211,7 +1211,7 @@ static int ppt_get_num_of_vce_state_table_entries_v1_0(struct pp_hwmgr *hwmgr) } static int ppt_get_vce_state_table_entry_v1_0(struct pp_hwmgr *hwmgr, uint32_t i, - struct pp_vce_state *vce_state, void **clock_info, uint32_t *flag) + struct amd_vce_state *vce_state, void **clock_info, uint32_t *flag) { const ATOM_Tonga_VCE_State_Record *vce_state_record; ATOM_Tonga_SCLK_Dependency_Record *sclk_dep_record; @@ -1315,7 +1315,7 @@ int get_powerplay_table_entry_v1_0(struct pp_hwmgr *hwmgr, hwmgr->num_vce_state_tables = i = ppt_get_num_of_vce_state_table_entries_v1_0(hwmgr); - if ((i != 0) && (i <= PP_MAX_VCE_LEVELS)) { + if ((i != 0) && (i <= AMD_MAX_VCE_LEVELS)) { for (j = 0; j < i; j++) ppt_get_vce_state_table_entry_v1_0(hwmgr, j, &(hwmgr->vce_states[j]), NULL, &flags); } diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c b/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c index bd1f19010315..a4e9cf429e62 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/processpptables.c @@ -1523,7 +1523,7 @@ static int get_number_of_vce_state_table_entries( static int get_vce_state_table_entry(struct pp_hwmgr *hwmgr, unsigned long i, - struct pp_vce_state *vce_state, + struct amd_vce_state *vce_state, void **clock_info, unsigned long *flag) { diff --git a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h index 4f0fedd1e9d3..e38b999e3235 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h +++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h @@ -367,7 +367,7 @@ struct pp_table_func { int (*pptable_get_vce_state_table_entry)( struct pp_hwmgr *hwmgr, unsigned long i, - struct pp_vce_state *vce_state, + struct amd_vce_state *vce_state, void **clock_info, unsigned long *flag); }; @@ -586,18 +586,6 @@ struct phm_microcode_version_info { uint32_t NB; }; -#define PP_MAX_VCE_LEVELS 6 - -enum PP_VCE_LEVEL { - PP_VCE_LEVEL_AC_ALL = 0, /* AC, All cases */ - PP_VCE_LEVEL_DC_EE = 1, /* DC, entropy encoding */ - PP_VCE_LEVEL_DC_LL_LOW = 2, /* DC, low latency queue, res <= 720 */ - PP_VCE_LEVEL_DC_LL_HIGH = 3, /* DC, low latency queue, 1080 >= res > 720 */ - PP_VCE_LEVEL_DC_GP_LOW = 4, /* DC, general purpose queue, res <= 720 */ - PP_VCE_LEVEL_DC_GP_HIGH = 5, /* DC, general purpose queue, 1080 >= res > 720 */ -}; - - enum PP_TABLE_VERSION { PP_TABLE_V0 = 0, PP_TABLE_V1, @@ -620,7 +608,7 @@ struct pp_hwmgr { void *hardcode_pp_table; bool need_pp_table_upload; - struct pp_vce_state vce_states[PP_MAX_VCE_LEVELS]; + struct amd_vce_state vce_states[AMD_MAX_VCE_LEVELS]; uint32_t num_vce_state_tables; enum amd_dpm_forced_level dpm_level; diff --git a/drivers/gpu/drm/amd/powerplay/inc/power_state.h b/drivers/gpu/drm/amd/powerplay/inc/power_state.h index 9ceaed9ac52a..827860fffe78 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/power_state.h +++ b/drivers/gpu/drm/amd/powerplay/inc/power_state.h @@ -156,15 +156,6 @@ struct pp_power_state { struct pp_hw_power_state hardware; }; - -/*Structure to hold a VCE state entry*/ -struct pp_vce_state { - uint32_t evclk; - uint32_t ecclk; - uint32_t sclk; - uint32_t mclk; -}; - enum PP_MMProfilingState { PP_MMProfilingState_NA = 0, PP_MMProfilingState_Started, -- cgit v1.2.3 From 66ba1afd854211435cc91159a1ededb1d0f04464 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Wed, 12 Oct 2016 15:38:56 +0800 Subject: drm/amdgpu: save number of vce states in dpm struct. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Reviewed-by: Christian König Signed-off-by: Rex Zhu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c | 7 ++++--- drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h | 1 + drivers/gpu/drm/amd/amdgpu/ci_dpm.c | 2 +- drivers/gpu/drm/amd/amdgpu/kv_dpm.c | 2 +- drivers/gpu/drm/amd/amdgpu/si_dpm.c | 2 +- 5 files changed, 8 insertions(+), 6 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c index 4f8d3a5a682f..009ccb961541 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c @@ -553,9 +553,10 @@ int amdgpu_parse_extended_power_table(struct amdgpu_device *adev) entry = (ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record *) ((u8 *)entry + sizeof(ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record)); } - for (i = 0; i < states->numEntries; i++) { - if (i >= AMD_MAX_VCE_LEVELS) - break; + adev->pm.dpm.num_of_vce_states = + states->numEntries > AMD_MAX_VCE_LEVELS ? + AMD_MAX_VCE_LEVELS : states->numEntries; + for (i = 0; i < adev->pm.dpm.num_of_vce_states; i++) { vce_clk = (VCEClockInfo *) ((u8 *)&array->entries[0] + (state_entry->ucVCEClockInfoIndex * sizeof(VCEClockInfo))); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h index 68dac0c569fd..5097415d2172 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h @@ -387,6 +387,7 @@ struct amdgpu_dpm { /* default uvd power state */ struct amdgpu_ps *uvd_ps; /* vce requirements */ + u32 num_of_vce_states; struct amd_vce_state vce_states[AMD_MAX_VCE_LEVELS]; enum amd_vce_level vce_level; enum amd_pm_state_type state; diff --git a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c index dc3196e13256..fa939df942f4 100644 --- a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c @@ -5689,7 +5689,7 @@ static int ci_parse_power_table(struct amdgpu_device *adev) adev->pm.dpm.num_ps = state_array->ucNumEntries; /* fill in the vce power states */ - for (i = 0; i < AMD_MAX_VCE_LEVELS; i++) { + for (i = 0; i < adev->pm.dpm.num_of_vce_states; i++) { u32 sclk, mclk; clock_array_index = adev->pm.dpm.vce_states[i].clk_idx; clock_info = (union pplib_clock_info *) diff --git a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c index a03690abe38d..b23f643f6d0f 100644 --- a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c @@ -2796,7 +2796,7 @@ static int kv_parse_power_table(struct amdgpu_device *adev) adev->pm.dpm.num_ps = state_array->ucNumEntries; /* fill in the vce power states */ - for (i = 0; i < AMD_MAX_VCE_LEVELS; i++) { + for (i = 0; i < adev->pm.dpm.num_of_vce_states; i++) { u32 sclk; clock_array_index = adev->pm.dpm.vce_states[i].clk_idx; clock_info = (union pplib_clock_info *) diff --git a/drivers/gpu/drm/amd/amdgpu/si_dpm.c b/drivers/gpu/drm/amd/amdgpu/si_dpm.c index 15f9ca55bba9..dbfecc29f2a1 100644 --- a/drivers/gpu/drm/amd/amdgpu/si_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/si_dpm.c @@ -7320,7 +7320,7 @@ static int si_parse_power_table(struct amdgpu_device *adev) adev->pm.dpm.num_ps = state_array->ucNumEntries; /* fill in the vce power states */ - for (i = 0; i < AMD_MAX_VCE_LEVELS; i++) { + for (i = 0; i < adev->pm.dpm.num_of_vce_states; i++) { u32 sclk, mclk; clock_array_index = adev->pm.dpm.vce_states[i].clk_idx; clock_info = (union pplib_clock_info *) -- cgit v1.2.3 From 230cf1ba7274413659d3ff94be6862c26f7dd7a9 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 7 Oct 2016 14:10:15 -0400 Subject: drm/amdgpu/dpm: add new callback to fetch vce clock state (v2) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Will be used by the new info ioctl query. v2: fetch a single state per request Reviewed-by: Rex Zhu Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h | 5 +++++ drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h | 1 + 2 files changed, 6 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h index 5097415d2172..fdcf9688e7ae 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h @@ -271,6 +271,7 @@ struct amdgpu_dpm_funcs { int (*set_sclk_od)(struct amdgpu_device *adev, uint32_t value); int (*get_mclk_od)(struct amdgpu_device *adev); int (*set_mclk_od)(struct amdgpu_device *adev, uint32_t value); + struct amd_vce_state* (*get_vce_clock_state)(struct amdgpu_device *adev, unsigned idx); }; #define amdgpu_dpm_pre_set_power_state(adev) (adev)->pm.funcs->pre_set_power_state((adev)) @@ -373,6 +374,10 @@ struct amdgpu_dpm_funcs { #define amdgpu_dpm_dispatch_task(adev, event_id, input, output) \ (adev)->powerplay.pp_funcs->dispatch_tasks((adev)->powerplay.pp_handle, (event_id), (input), (output)) +#define amdgpu_dpm_get_vce_clock_state(adev, i) \ + ((adev)->pp_enabled ? \ + (adev)->powerplay.pp_funcs->get_vce_clock_state((adev)->powerplay.pp_handle, (i)) : \ + (adev)->pm.funcs->get_vce_clock_state((adev), (i))) struct amdgpu_dpm { struct amdgpu_ps *ps; diff --git a/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h b/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h index 3fb5e57a378b..eb3e83d7af31 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h +++ b/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h @@ -359,6 +359,7 @@ struct amd_powerplay_funcs { int (*get_mclk_od)(void *handle); int (*set_mclk_od)(void *handle, uint32_t value); int (*read_sensor)(void *handle, int idx, int32_t *value); + struct amd_vce_state* (*get_vce_clock_state)(void *handle, unsigned idx); }; struct amd_powerplay { -- cgit v1.2.3 From 825cc9974d15c0dee8e735c7abf975b576fadf6a Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 7 Oct 2016 12:38:04 -0400 Subject: drm/amdgpu/dpm: add an implementation for get_vce_clock_state (v2) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Used by the non-powerplay dpm code. v2: update to the new API Reviewed-by: Rex Zhu Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c | 9 +++++++++ drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h | 3 +++ drivers/gpu/drm/amd/amdgpu/ci_dpm.c | 1 + drivers/gpu/drm/amd/amdgpu/kv_dpm.c | 1 + drivers/gpu/drm/amd/amdgpu/si_dpm.c | 1 + 5 files changed, 15 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c index 009ccb961541..6ca0333ca4c0 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c @@ -956,3 +956,12 @@ u8 amdgpu_encode_pci_lane_width(u32 lanes) return encoded_lanes[lanes]; } + +struct amd_vce_state* +amdgpu_get_vce_clock_state(struct amdgpu_device *adev, unsigned idx) +{ + if (idx < adev->pm.dpm.num_of_vce_states) + return &adev->pm.dpm.vce_states[idx]; + + return NULL; +} diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h index fdcf9688e7ae..4f25c030148e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h @@ -513,4 +513,7 @@ u16 amdgpu_get_pcie_lane_support(struct amdgpu_device *adev, u16 default_lanes); u8 amdgpu_encode_pci_lane_width(u32 lanes); +struct amd_vce_state* +amdgpu_get_vce_clock_state(struct amdgpu_device *adev, unsigned idx); + #endif diff --git a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c index fa939df942f4..3f891076c070 100644 --- a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c @@ -6644,6 +6644,7 @@ static const struct amdgpu_dpm_funcs ci_dpm_funcs = { .set_sclk_od = ci_dpm_set_sclk_od, .get_mclk_od = ci_dpm_get_mclk_od, .set_mclk_od = ci_dpm_set_mclk_od, + .get_vce_clock_state = amdgpu_get_vce_clock_state, }; static void ci_dpm_set_dpm_funcs(struct amdgpu_device *adev) diff --git a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c index b23f643f6d0f..c3367d6f311a 100644 --- a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c @@ -3273,6 +3273,7 @@ static const struct amdgpu_dpm_funcs kv_dpm_funcs = { .force_performance_level = &kv_dpm_force_performance_level, .powergate_uvd = &kv_dpm_powergate_uvd, .enable_bapm = &kv_dpm_enable_bapm, + .get_vce_clock_state = amdgpu_get_vce_clock_state, }; static void kv_dpm_set_dpm_funcs(struct amdgpu_device *adev) diff --git a/drivers/gpu/drm/amd/amdgpu/si_dpm.c b/drivers/gpu/drm/amd/amdgpu/si_dpm.c index dbfecc29f2a1..38b4b9789584 100644 --- a/drivers/gpu/drm/amd/amdgpu/si_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/si_dpm.c @@ -7991,6 +7991,7 @@ static const struct amdgpu_dpm_funcs si_dpm_funcs = { .get_fan_control_mode = &si_dpm_get_fan_control_mode, .set_fan_speed_percent = &si_dpm_set_fan_speed_percent, .get_fan_speed_percent = &si_dpm_get_fan_speed_percent, + .get_vce_clock_state = amdgpu_get_vce_clock_state, }; static void si_dpm_set_dpm_funcs(struct amdgpu_device *adev) -- cgit v1.2.3 From 597be302f1d30e908115632fd90049242c470e37 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 7 Oct 2016 13:52:43 -0400 Subject: drm/amdgpu/powerplay: add an implementation for get_vce_clock_state (v3) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Used by the powerplay dpm code. v2: update to the new API v3: drop old include Reviewed-by: Rex Zhu Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/powerplay/amd_powerplay.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c index bb8a345c750a..0b1f2205c2f1 100644 --- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c +++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c @@ -821,6 +821,21 @@ static int pp_dpm_read_sensor(void *handle, int idx, int32_t *value) return hwmgr->hwmgr_func->read_sensor(hwmgr, idx, value); } +static struct amd_vce_state* +pp_dpm_get_vce_clock_state(void *handle, unsigned idx) +{ + struct pp_hwmgr *hwmgr; + + if (handle) { + hwmgr = ((struct pp_instance *)handle)->hwmgr; + + if (hwmgr && idx < hwmgr->num_vce_state_tables) + return &hwmgr->vce_states[idx]; + } + + return NULL; +} + const struct amd_powerplay_funcs pp_dpm_funcs = { .get_temperature = pp_dpm_get_temperature, .load_firmware = pp_dpm_load_fw, @@ -847,6 +862,7 @@ const struct amd_powerplay_funcs pp_dpm_funcs = { .get_mclk_od = pp_dpm_get_mclk_od, .set_mclk_od = pp_dpm_set_mclk_od, .read_sensor = pp_dpm_read_sensor, + .get_vce_clock_state = pp_dpm_get_vce_clock_state, }; static int amd_pp_instance_init(struct amd_pp_init *pp_init, -- cgit v1.2.3 From 07fecde5d3ece770234e2b71e052079af776869a Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 7 Oct 2016 12:22:02 -0400 Subject: drm/amdgpu: fill in vce clock info ioctl query (v2) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Returns the vce clock table for the user mode driver. The user mode driver can fill this data into vce clock data packet for optimal VCE DPM. v2: update to the new API Reviewed-by: Rex Zhu Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c index 1ecfe9a046ab..3570124ed186 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c @@ -524,6 +524,24 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file return copy_to_user(out, &dev_info, min((size_t)size, sizeof(dev_info))) ? -EFAULT : 0; } + case AMDGPU_INFO_VCE_CLOCK_TABLE: { + unsigned i; + struct drm_amdgpu_info_vce_clock_table vce_clk_table = {}; + struct amd_vce_state *vce_state; + + for (i = 0; i < AMDGPU_VCE_CLOCK_TABLE_ENTRIES; i++) { + vce_state = amdgpu_dpm_get_vce_clock_state(adev, i); + if (vce_state) { + vce_clk_table.entries[i].sclk = vce_state->sclk; + vce_clk_table.entries[i].mclk = vce_state->mclk; + vce_clk_table.entries[i].eclk = vce_state->evclk; + vce_clk_table.num_valid_entries++; + } + } + + return copy_to_user(out, &vce_clk_table, + min((size_t)size, sizeof(vce_clk_table))) ? -EFAULT : 0; + } default: DRM_DEBUG_KMS("Invalid request %d\n", info->query); return -EINVAL; -- cgit v1.2.3 From 2120df475d6d5c7db1b888a8e26a5a51ce56e860 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Thu, 13 Oct 2016 16:01:18 -0400 Subject: drm/amdgpu: enable virtual dce on SI Add the proper IP module when requested. Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/si.c | 140 ++++++++++++++++++++++++++++++++++++++-- 1 file changed, 136 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/si.c b/drivers/gpu/drm/amd/amdgpu/si.c index dc9511c5ecb8..1d40c26de324 100644 --- a/drivers/gpu/drm/amd/amdgpu/si.c +++ b/drivers/gpu/drm/amd/amdgpu/si.c @@ -39,6 +39,7 @@ #include "si_dma.h" #include "dce_v6_0.h" #include "si.h" +#include "dce_virtual.h" static const u32 tahiti_golden_registers[] = { @@ -1897,6 +1898,74 @@ static const struct amdgpu_ip_block_version verde_ip_blocks[] = }; +static const struct amdgpu_ip_block_version verde_ip_blocks_vd[] = +{ + { + .type = AMD_IP_BLOCK_TYPE_COMMON, + .major = 1, + .minor = 0, + .rev = 0, + .funcs = &si_common_ip_funcs, + }, + { + .type = AMD_IP_BLOCK_TYPE_GMC, + .major = 6, + .minor = 0, + .rev = 0, + .funcs = &gmc_v6_0_ip_funcs, + }, + { + .type = AMD_IP_BLOCK_TYPE_IH, + .major = 1, + .minor = 0, + .rev = 0, + .funcs = &si_ih_ip_funcs, + }, + { + .type = AMD_IP_BLOCK_TYPE_SMC, + .major = 6, + .minor = 0, + .rev = 0, + .funcs = &amdgpu_pp_ip_funcs, + }, + { + .type = AMD_IP_BLOCK_TYPE_DCE, + .major = 6, + .minor = 0, + .rev = 0, + .funcs = &dce_virtual_ip_funcs, + }, + { + .type = AMD_IP_BLOCK_TYPE_GFX, + .major = 6, + .minor = 0, + .rev = 0, + .funcs = &gfx_v6_0_ip_funcs, + }, + { + .type = AMD_IP_BLOCK_TYPE_SDMA, + .major = 1, + .minor = 0, + .rev = 0, + .funcs = &si_dma_ip_funcs, + }, +/* { + .type = AMD_IP_BLOCK_TYPE_UVD, + .major = 3, + .minor = 1, + .rev = 0, + .funcs = &si_null_ip_funcs, + }, + { + .type = AMD_IP_BLOCK_TYPE_VCE, + .major = 1, + .minor = 0, + .rev = 0, + .funcs = &si_null_ip_funcs, + }, + */ +}; + static const struct amdgpu_ip_block_version hainan_ip_blocks[] = { { @@ -1943,6 +2012,59 @@ static const struct amdgpu_ip_block_version hainan_ip_blocks[] = }, }; +static const struct amdgpu_ip_block_version hainan_ip_blocks_vd[] = +{ + { + .type = AMD_IP_BLOCK_TYPE_COMMON, + .major = 1, + .minor = 0, + .rev = 0, + .funcs = &si_common_ip_funcs, + }, + { + .type = AMD_IP_BLOCK_TYPE_GMC, + .major = 6, + .minor = 0, + .rev = 0, + .funcs = &gmc_v6_0_ip_funcs, + }, + { + .type = AMD_IP_BLOCK_TYPE_IH, + .major = 1, + .minor = 0, + .rev = 0, + .funcs = &si_ih_ip_funcs, + }, + { + .type = AMD_IP_BLOCK_TYPE_SMC, + .major = 6, + .minor = 0, + .rev = 0, + .funcs = &amdgpu_pp_ip_funcs, + }, + { + .type = AMD_IP_BLOCK_TYPE_DCE, + .major = 1, + .minor = 0, + .rev = 0, + .funcs = &dce_virtual_ip_funcs, + }, + { + .type = AMD_IP_BLOCK_TYPE_GFX, + .major = 6, + .minor = 0, + .rev = 0, + .funcs = &gfx_v6_0_ip_funcs, + }, + { + .type = AMD_IP_BLOCK_TYPE_SDMA, + .major = 1, + .minor = 0, + .rev = 0, + .funcs = &si_dma_ip_funcs, + }, +}; + int si_set_ip_blocks(struct amdgpu_device *adev) { switch (adev->asic_type) { @@ -1950,12 +2072,22 @@ int si_set_ip_blocks(struct amdgpu_device *adev) case CHIP_TAHITI: case CHIP_PITCAIRN: case CHIP_OLAND: - adev->ip_blocks = verde_ip_blocks; - adev->num_ip_blocks = ARRAY_SIZE(verde_ip_blocks); + if (adev->enable_virtual_display) { + adev->ip_blocks = verde_ip_blocks_vd; + adev->num_ip_blocks = ARRAY_SIZE(verde_ip_blocks_vd); + } else { + adev->ip_blocks = verde_ip_blocks; + adev->num_ip_blocks = ARRAY_SIZE(verde_ip_blocks); + } break; case CHIP_HAINAN: - adev->ip_blocks = hainan_ip_blocks; - adev->num_ip_blocks = ARRAY_SIZE(hainan_ip_blocks); + if (adev->enable_virtual_display) { + adev->ip_blocks = hainan_ip_blocks_vd; + adev->num_ip_blocks = ARRAY_SIZE(hainan_ip_blocks_vd); + } else { + adev->ip_blocks = hainan_ip_blocks; + adev->num_ip_blocks = ARRAY_SIZE(hainan_ip_blocks); + } break; default: BUG(); -- cgit v1.2.3 From 623fea1868ee49965bdaa73fe27c64430de5179e Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Thu, 13 Oct 2016 17:36:46 -0400 Subject: drm/amdgpu/virtual_dce: move define into source file MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit It's not used outside the file. Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/dce_virtual.c | 3 +++ drivers/gpu/drm/amd/amdgpu/dce_virtual.h | 1 - 2 files changed, 3 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c index 226b914aa315..7d041b9a4d61 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c @@ -37,6 +37,9 @@ #include "dce_v11_0.h" #include "dce_virtual.h" +#define DCE_VIRTUAL_VBLANK_PERIOD 16666666 + + static void dce_virtual_set_display_funcs(struct amdgpu_device *adev); static void dce_virtual_set_irq_funcs(struct amdgpu_device *adev); static int dce_virtual_connector_encoder_init(struct amdgpu_device *adev, diff --git a/drivers/gpu/drm/amd/amdgpu/dce_virtual.h b/drivers/gpu/drm/amd/amdgpu/dce_virtual.h index e239243f6ebc..393ce97f783e 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_virtual.h +++ b/drivers/gpu/drm/amd/amdgpu/dce_virtual.h @@ -25,7 +25,6 @@ #define __DCE_VIRTUAL_H__ extern const struct amd_ip_funcs dce_virtual_ip_funcs; -#define DCE_VIRTUAL_VBLANK_PERIOD 16666666 #endif -- cgit v1.2.3 From cf35c7ca3d50286a3ac7672aa7d26a8d2e930706 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 14 Oct 2016 11:27:15 -0400 Subject: drm/amdgpu/powerplay: fix spelling in amdgpu_powerplay.h MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit and update a comment as well. Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.h index da5cf47cfd99..ee6ea6c98e4f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.h @@ -23,11 +23,11 @@ * */ -#ifndef __AMDGPU_POPWERPLAY_H__ -#define __AMDGPU_POPWERPLAY_H__ +#ifndef __AMDGPU_POWERPLAY_H__ +#define __AMDGPU_POWERPLAY_H__ #include "amd_shared.h" extern const struct amd_ip_funcs amdgpu_pp_ip_funcs; -#endif /* __AMDSOC_DM_H__ */ +#endif /* __AMDGPU_POWERPLAY_H__ */ -- cgit v1.2.3 From a12551072126758ecb0743147054f22bf233bb7d Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Thu, 13 Oct 2016 17:41:13 -0400 Subject: drm/amdgpu: rework IP block registration (v2) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This makes it easier to replace specific IP blocks on asics for handling virtual_dce, DAL, etc. and for building IP lists for hw or tables. This also stored the status information in the same structure. v2: split out spelling fix into a separate patch add a function to add IPs to the list Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 42 +- drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c | 17 +- drivers/gpu/drm/amd/amdgpu/amdgpu_acp.h | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c | 12 +- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 260 ++++---- drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 12 +- drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c | 11 +- drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.h | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 6 +- drivers/gpu/drm/amd/amdgpu/ci_dpm.c | 9 + drivers/gpu/drm/amd/amdgpu/cik.c | 817 +++---------------------- drivers/gpu/drm/amd/amdgpu/cik.h | 2 - drivers/gpu/drm/amd/amdgpu/cik_ih.c | 11 +- drivers/gpu/drm/amd/amdgpu/cik_ih.h | 2 +- drivers/gpu/drm/amd/amdgpu/cik_sdma.c | 11 +- drivers/gpu/drm/amd/amdgpu/cik_sdma.h | 2 +- drivers/gpu/drm/amd/amdgpu/cz_dpm.c | 9 + drivers/gpu/drm/amd/amdgpu/cz_ih.c | 10 +- drivers/gpu/drm/amd/amdgpu/cz_ih.h | 2 +- drivers/gpu/drm/amd/amdgpu/dce_v10_0.c | 20 +- drivers/gpu/drm/amd/amdgpu/dce_v10_0.h | 4 +- drivers/gpu/drm/amd/amdgpu/dce_v11_0.c | 20 +- drivers/gpu/drm/amd/amdgpu/dce_v11_0.h | 3 +- drivers/gpu/drm/amd/amdgpu/dce_v6_0.c | 20 +- drivers/gpu/drm/amd/amdgpu/dce_v6_0.h | 3 +- drivers/gpu/drm/amd/amdgpu/dce_v8_0.c | 47 +- drivers/gpu/drm/amd/amdgpu/dce_v8_0.h | 6 +- drivers/gpu/drm/amd/amdgpu/dce_virtual.c | 10 +- drivers/gpu/drm/amd/amdgpu/dce_virtual.h | 2 +- drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c | 11 +- drivers/gpu/drm/amd/amdgpu/gfx_v6_0.h | 2 +- drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c | 38 +- drivers/gpu/drm/amd/amdgpu/gfx_v7_0.h | 5 +- drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 20 +- drivers/gpu/drm/amd/amdgpu/gfx_v8_0.h | 3 +- drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c | 10 +- drivers/gpu/drm/amd/amdgpu/gmc_v6_0.h | 2 +- drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c | 20 +- drivers/gpu/drm/amd/amdgpu/gmc_v7_0.h | 3 +- drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c | 29 +- drivers/gpu/drm/amd/amdgpu/gmc_v8_0.h | 4 +- drivers/gpu/drm/amd/amdgpu/iceland_ih.c | 10 +- drivers/gpu/drm/amd/amdgpu/iceland_ih.h | 2 +- drivers/gpu/drm/amd/amdgpu/kv_dpm.c | 9 + drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c | 11 +- drivers/gpu/drm/amd/amdgpu/sdma_v2_4.h | 2 +- drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c | 20 +- drivers/gpu/drm/amd/amdgpu/sdma_v3_0.h | 3 +- drivers/gpu/drm/amd/amdgpu/si.c | 288 ++------- drivers/gpu/drm/amd/amdgpu/si.h | 2 - drivers/gpu/drm/amd/amdgpu/si_dma.c | 11 +- drivers/gpu/drm/amd/amdgpu/si_dma.h | 2 +- drivers/gpu/drm/amd/amdgpu/si_dpm.c | 8 + drivers/gpu/drm/amd/amdgpu/si_ih.c | 10 +- drivers/gpu/drm/amd/amdgpu/si_ih.h | 2 +- drivers/gpu/drm/amd/amdgpu/tonga_ih.c | 10 +- drivers/gpu/drm/amd/amdgpu/tonga_ih.h | 4 +- drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c | 11 +- drivers/gpu/drm/amd/amdgpu/uvd_v4_2.h | 2 +- drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c | 11 +- drivers/gpu/drm/amd/amdgpu/uvd_v5_0.h | 2 +- drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c | 29 +- drivers/gpu/drm/amd/amdgpu/uvd_v6_0.h | 4 +- drivers/gpu/drm/amd/amdgpu/vce_v2_0.c | 11 +- drivers/gpu/drm/amd/amdgpu/vce_v2_0.h | 2 +- drivers/gpu/drm/amd/amdgpu/vce_v3_0.c | 29 +- drivers/gpu/drm/amd/amdgpu/vce_v3_0.h | 4 +- drivers/gpu/drm/amd/amdgpu/vi.c | 837 ++++---------------------- drivers/gpu/drm/amd/amdgpu/vi.h | 2 - 69 files changed, 924 insertions(+), 1935 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index e6f86b83652b..1800ea139c98 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -195,21 +195,38 @@ int amdgpu_wait_for_idle(struct amdgpu_device *adev, bool amdgpu_is_idle(struct amdgpu_device *adev, enum amd_ip_block_type block_type); +#define AMDGPU_MAX_IP_NUM 16 + +struct amdgpu_ip_block_status { + bool valid; + bool sw; + bool hw; + bool late_initialized; + bool hang; +}; + struct amdgpu_ip_block_version { - enum amd_ip_block_type type; - u32 major; - u32 minor; - u32 rev; + const enum amd_ip_block_type type; + const u32 major; + const u32 minor; + const u32 rev; const struct amd_ip_funcs *funcs; }; +struct amdgpu_ip_block { + struct amdgpu_ip_block_status status; + const struct amdgpu_ip_block_version *version; +}; + int amdgpu_ip_block_version_cmp(struct amdgpu_device *adev, enum amd_ip_block_type type, u32 major, u32 minor); -const struct amdgpu_ip_block_version * amdgpu_get_ip_block( - struct amdgpu_device *adev, - enum amd_ip_block_type type); +struct amdgpu_ip_block * amdgpu_get_ip_block(struct amdgpu_device *adev, + enum amd_ip_block_type type); + +int amdgpu_ip_block_add(struct amdgpu_device *adev, + const struct amdgpu_ip_block_version *ip_block_version); /* provided by hw blocks that can move/clear data. e.g., gfx or sdma */ struct amdgpu_buffer_funcs { @@ -1271,14 +1288,6 @@ typedef void (*amdgpu_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t); typedef uint32_t (*amdgpu_block_rreg_t)(struct amdgpu_device*, uint32_t, uint32_t); typedef void (*amdgpu_block_wreg_t)(struct amdgpu_device*, uint32_t, uint32_t, uint32_t); -struct amdgpu_ip_block_status { - bool valid; - bool sw; - bool hw; - bool late_initialized; - bool hang; -}; - struct amdgpu_device { struct device *dev; struct drm_device *ddev; @@ -1434,9 +1443,8 @@ struct amdgpu_device { /* GDS */ struct amdgpu_gds gds; - const struct amdgpu_ip_block_version *ip_blocks; + struct amdgpu_ip_block ip_blocks[AMDGPU_MAX_IP_NUM]; int num_ip_blocks; - struct amdgpu_ip_block_status *ip_block_status; struct mutex mn_lock; DECLARE_HASHTABLE(mn_hash, 7); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c index 892d60fb225b..2f9f96cc9f65 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.c @@ -265,14 +265,14 @@ static int acp_hw_init(void *handle) struct amdgpu_device *adev = (struct amdgpu_device *)handle; - const struct amdgpu_ip_block_version *ip_version = + const struct amdgpu_ip_block *ip_block = amdgpu_get_ip_block(adev, AMD_IP_BLOCK_TYPE_ACP); - if (!ip_version) + if (!ip_block) return -EINVAL; r = amd_acp_hw_init(adev->acp.cgs_device, - ip_version->major, ip_version->minor); + ip_block->version->major, ip_block->version->minor); /* -ENODEV means board uses AZ rather than ACP */ if (r == -ENODEV) return 0; @@ -456,7 +456,7 @@ static int acp_set_powergating_state(void *handle, return 0; } -const struct amd_ip_funcs acp_ip_funcs = { +static const struct amd_ip_funcs acp_ip_funcs = { .name = "acp_ip", .early_init = acp_early_init, .late_init = NULL, @@ -472,3 +472,12 @@ const struct amd_ip_funcs acp_ip_funcs = { .set_clockgating_state = acp_set_clockgating_state, .set_powergating_state = acp_set_powergating_state, }; + +const struct amdgpu_ip_block_version acp_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_ACP, + .major = 2, + .minor = 2, + .rev = 0, + .funcs = &acp_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.h index 8a396313c86f..a288ce25c176 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acp.h @@ -37,6 +37,6 @@ struct amdgpu_acp { struct acp_pm_domain *acp_genpd; }; -extern const struct amd_ip_funcs acp_ip_funcs; +extern const struct amdgpu_ip_block_version acp_ip_block; #endif /* __AMDGPU_ACP_H__ */ diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c index 34049d67a0d8..017556ca22e6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cgs.c @@ -626,11 +626,11 @@ static int amdgpu_cgs_set_clockgating_state(struct cgs_device *cgs_device, int i, r = -1; for (i = 0; i < adev->num_ip_blocks; i++) { - if (!adev->ip_block_status[i].valid) + if (!adev->ip_blocks[i].status.valid) continue; - if (adev->ip_blocks[i].type == block_type) { - r = adev->ip_blocks[i].funcs->set_clockgating_state( + if (adev->ip_blocks[i].version->type == block_type) { + r = adev->ip_blocks[i].version->funcs->set_clockgating_state( (void *)adev, state); break; @@ -647,11 +647,11 @@ static int amdgpu_cgs_set_powergating_state(struct cgs_device *cgs_device, int i, r = -1; for (i = 0; i < adev->num_ip_blocks; i++) { - if (!adev->ip_block_status[i].valid) + if (!adev->ip_blocks[i].status.valid) continue; - if (adev->ip_blocks[i].type == block_type) { - r = adev->ip_blocks[i].funcs->set_powergating_state( + if (adev->ip_blocks[i].version->type == block_type) { + r = adev->ip_blocks[i].version->funcs->set_powergating_state( (void *)adev, state); break; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index afeb7ab16d09..27a729c70c29 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -1133,11 +1133,11 @@ int amdgpu_set_clockgating_state(struct amdgpu_device *adev, int i, r = 0; for (i = 0; i < adev->num_ip_blocks; i++) { - if (!adev->ip_block_status[i].valid) + if (!adev->ip_blocks[i].status.valid) continue; - if (adev->ip_blocks[i].type == block_type) { - r = adev->ip_blocks[i].funcs->set_clockgating_state((void *)adev, - state); + if (adev->ip_blocks[i].version->type == block_type) { + r = adev->ip_blocks[i].version->funcs->set_clockgating_state((void *)adev, + state); if (r) return r; break; @@ -1153,11 +1153,11 @@ int amdgpu_set_powergating_state(struct amdgpu_device *adev, int i, r = 0; for (i = 0; i < adev->num_ip_blocks; i++) { - if (!adev->ip_block_status[i].valid) + if (!adev->ip_blocks[i].status.valid) continue; - if (adev->ip_blocks[i].type == block_type) { - r = adev->ip_blocks[i].funcs->set_powergating_state((void *)adev, - state); + if (adev->ip_blocks[i].version->type == block_type) { + r = adev->ip_blocks[i].version->funcs->set_powergating_state((void *)adev, + state); if (r) return r; break; @@ -1172,10 +1172,10 @@ int amdgpu_wait_for_idle(struct amdgpu_device *adev, int i, r; for (i = 0; i < adev->num_ip_blocks; i++) { - if (!adev->ip_block_status[i].valid) + if (!adev->ip_blocks[i].status.valid) continue; - if (adev->ip_blocks[i].type == block_type) { - r = adev->ip_blocks[i].funcs->wait_for_idle((void *)adev); + if (adev->ip_blocks[i].version->type == block_type) { + r = adev->ip_blocks[i].version->funcs->wait_for_idle((void *)adev); if (r) return r; break; @@ -1191,23 +1191,22 @@ bool amdgpu_is_idle(struct amdgpu_device *adev, int i; for (i = 0; i < adev->num_ip_blocks; i++) { - if (!adev->ip_block_status[i].valid) + if (!adev->ip_blocks[i].status.valid) continue; - if (adev->ip_blocks[i].type == block_type) - return adev->ip_blocks[i].funcs->is_idle((void *)adev); + if (adev->ip_blocks[i].version->type == block_type) + return adev->ip_blocks[i].version->funcs->is_idle((void *)adev); } return true; } -const struct amdgpu_ip_block_version * amdgpu_get_ip_block( - struct amdgpu_device *adev, - enum amd_ip_block_type type) +struct amdgpu_ip_block * amdgpu_get_ip_block(struct amdgpu_device *adev, + enum amd_ip_block_type type) { int i; for (i = 0; i < adev->num_ip_blocks; i++) - if (adev->ip_blocks[i].type == type) + if (adev->ip_blocks[i].version->type == type) return &adev->ip_blocks[i]; return NULL; @@ -1228,17 +1227,36 @@ int amdgpu_ip_block_version_cmp(struct amdgpu_device *adev, enum amd_ip_block_type type, u32 major, u32 minor) { - const struct amdgpu_ip_block_version *ip_block; - ip_block = amdgpu_get_ip_block(adev, type); + struct amdgpu_ip_block *ip_block = amdgpu_get_ip_block(adev, type); - if (ip_block && ((ip_block->major > major) || - ((ip_block->major == major) && - (ip_block->minor >= minor)))) + if (ip_block && ((ip_block->version->major > major) || + ((ip_block->version->major == major) && + (ip_block->version->minor >= minor)))) return 0; return 1; } +/** + * amdgpu_ip_block_add + * + * @adev: amdgpu_device pointer + * @ip_block_version: pointer to the IP to add + * + * Adds the IP block driver information to the collection of IPs + * on the asic. + */ +int amdgpu_ip_block_add(struct amdgpu_device *adev, + const struct amdgpu_ip_block_version *ip_block_version) +{ + if (!ip_block_version) + return -EINVAL; + + adev->ip_blocks[adev->num_ip_blocks++].version = ip_block_version; + + return 0; +} + static void amdgpu_device_enable_virtual_display(struct amdgpu_device *adev) { adev->enable_virtual_display = false; @@ -1339,33 +1357,24 @@ static int amdgpu_early_init(struct amdgpu_device *adev) return -EINVAL; } - adev->ip_block_status = kcalloc(adev->num_ip_blocks, - sizeof(struct amdgpu_ip_block_status), GFP_KERNEL); - if (adev->ip_block_status == NULL) - return -ENOMEM; - - if (adev->ip_blocks == NULL) { - DRM_ERROR("No IP blocks found!\n"); - return r; - } - for (i = 0; i < adev->num_ip_blocks; i++) { if ((amdgpu_ip_block_mask & (1 << i)) == 0) { DRM_ERROR("disabled ip block: %d\n", i); - adev->ip_block_status[i].valid = false; + adev->ip_blocks[i].status.valid = false; } else { - if (adev->ip_blocks[i].funcs->early_init) { - r = adev->ip_blocks[i].funcs->early_init((void *)adev); + if (adev->ip_blocks[i].version->funcs->early_init) { + r = adev->ip_blocks[i].version->funcs->early_init((void *)adev); if (r == -ENOENT) { - adev->ip_block_status[i].valid = false; + adev->ip_blocks[i].status.valid = false; } else if (r) { - DRM_ERROR("early_init of IP block <%s> failed %d\n", adev->ip_blocks[i].funcs->name, r); + DRM_ERROR("early_init of IP block <%s> failed %d\n", + adev->ip_blocks[i].version->funcs->name, r); return r; } else { - adev->ip_block_status[i].valid = true; + adev->ip_blocks[i].status.valid = true; } } else { - adev->ip_block_status[i].valid = true; + adev->ip_blocks[i].status.valid = true; } } } @@ -1381,22 +1390,23 @@ static int amdgpu_init(struct amdgpu_device *adev) int i, r; for (i = 0; i < adev->num_ip_blocks; i++) { - if (!adev->ip_block_status[i].valid) + if (!adev->ip_blocks[i].status.valid) continue; - r = adev->ip_blocks[i].funcs->sw_init((void *)adev); + r = adev->ip_blocks[i].version->funcs->sw_init((void *)adev); if (r) { - DRM_ERROR("sw_init of IP block <%s> failed %d\n", adev->ip_blocks[i].funcs->name, r); + DRM_ERROR("sw_init of IP block <%s> failed %d\n", + adev->ip_blocks[i].version->funcs->name, r); return r; } - adev->ip_block_status[i].sw = true; + adev->ip_blocks[i].status.sw = true; /* need to do gmc hw init early so we can allocate gpu mem */ - if (adev->ip_blocks[i].type == AMD_IP_BLOCK_TYPE_GMC) { + if (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_GMC) { r = amdgpu_vram_scratch_init(adev); if (r) { DRM_ERROR("amdgpu_vram_scratch_init failed %d\n", r); return r; } - r = adev->ip_blocks[i].funcs->hw_init((void *)adev); + r = adev->ip_blocks[i].version->funcs->hw_init((void *)adev); if (r) { DRM_ERROR("hw_init %d failed %d\n", i, r); return r; @@ -1406,22 +1416,23 @@ static int amdgpu_init(struct amdgpu_device *adev) DRM_ERROR("amdgpu_wb_init failed %d\n", r); return r; } - adev->ip_block_status[i].hw = true; + adev->ip_blocks[i].status.hw = true; } } for (i = 0; i < adev->num_ip_blocks; i++) { - if (!adev->ip_block_status[i].sw) + if (!adev->ip_blocks[i].status.sw) continue; /* gmc hw init is done early */ - if (adev->ip_blocks[i].type == AMD_IP_BLOCK_TYPE_GMC) + if (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_GMC) continue; - r = adev->ip_blocks[i].funcs->hw_init((void *)adev); + r = adev->ip_blocks[i].version->funcs->hw_init((void *)adev); if (r) { - DRM_ERROR("hw_init of IP block <%s> failed %d\n", adev->ip_blocks[i].funcs->name, r); + DRM_ERROR("hw_init of IP block <%s> failed %d\n", + adev->ip_blocks[i].version->funcs->name, r); return r; } - adev->ip_block_status[i].hw = true; + adev->ip_blocks[i].status.hw = true; } return 0; @@ -1432,25 +1443,26 @@ static int amdgpu_late_init(struct amdgpu_device *adev) int i = 0, r; for (i = 0; i < adev->num_ip_blocks; i++) { - if (!adev->ip_block_status[i].valid) + if (!adev->ip_blocks[i].status.valid) continue; - if (adev->ip_blocks[i].funcs->late_init) { - r = adev->ip_blocks[i].funcs->late_init((void *)adev); + if (adev->ip_blocks[i].version->funcs->late_init) { + r = adev->ip_blocks[i].version->funcs->late_init((void *)adev); if (r) { - DRM_ERROR("late_init of IP block <%s> failed %d\n", adev->ip_blocks[i].funcs->name, r); + DRM_ERROR("late_init of IP block <%s> failed %d\n", + adev->ip_blocks[i].version->funcs->name, r); return r; } - adev->ip_block_status[i].late_initialized = true; + adev->ip_blocks[i].status.late_initialized = true; } /* skip CG for VCE/UVD, it's handled specially */ - if (adev->ip_blocks[i].type != AMD_IP_BLOCK_TYPE_UVD && - adev->ip_blocks[i].type != AMD_IP_BLOCK_TYPE_VCE) { + if (adev->ip_blocks[i].version->type != AMD_IP_BLOCK_TYPE_UVD && + adev->ip_blocks[i].version->type != AMD_IP_BLOCK_TYPE_VCE) { /* enable clockgating to save power */ - r = adev->ip_blocks[i].funcs->set_clockgating_state((void *)adev, - AMD_CG_STATE_GATE); + r = adev->ip_blocks[i].version->funcs->set_clockgating_state((void *)adev, + AMD_CG_STATE_GATE); if (r) { DRM_ERROR("set_clockgating_state(gate) of IP block <%s> failed %d\n", - adev->ip_blocks[i].funcs->name, r); + adev->ip_blocks[i].version->funcs->name, r); return r; } } @@ -1465,68 +1477,71 @@ static int amdgpu_fini(struct amdgpu_device *adev) /* need to disable SMC first */ for (i = 0; i < adev->num_ip_blocks; i++) { - if (!adev->ip_block_status[i].hw) + if (!adev->ip_blocks[i].status.hw) continue; - if (adev->ip_blocks[i].type == AMD_IP_BLOCK_TYPE_SMC) { + if (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_SMC) { /* ungate blocks before hw fini so that we can shutdown the blocks safely */ - r = adev->ip_blocks[i].funcs->set_clockgating_state((void *)adev, - AMD_CG_STATE_UNGATE); + r = adev->ip_blocks[i].version->funcs->set_clockgating_state((void *)adev, + AMD_CG_STATE_UNGATE); if (r) { DRM_ERROR("set_clockgating_state(ungate) of IP block <%s> failed %d\n", - adev->ip_blocks[i].funcs->name, r); + adev->ip_blocks[i].version->funcs->name, r); return r; } - r = adev->ip_blocks[i].funcs->hw_fini((void *)adev); + r = adev->ip_blocks[i].version->funcs->hw_fini((void *)adev); /* XXX handle errors */ if (r) { DRM_DEBUG("hw_fini of IP block <%s> failed %d\n", - adev->ip_blocks[i].funcs->name, r); + adev->ip_blocks[i].version->funcs->name, r); } - adev->ip_block_status[i].hw = false; + adev->ip_blocks[i].status.hw = false; break; } } for (i = adev->num_ip_blocks - 1; i >= 0; i--) { - if (!adev->ip_block_status[i].hw) + if (!adev->ip_blocks[i].status.hw) continue; - if (adev->ip_blocks[i].type == AMD_IP_BLOCK_TYPE_GMC) { + if (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_GMC) { amdgpu_wb_fini(adev); amdgpu_vram_scratch_fini(adev); } /* ungate blocks before hw fini so that we can shutdown the blocks safely */ - r = adev->ip_blocks[i].funcs->set_clockgating_state((void *)adev, - AMD_CG_STATE_UNGATE); + r = adev->ip_blocks[i].version->funcs->set_clockgating_state((void *)adev, + AMD_CG_STATE_UNGATE); if (r) { - DRM_ERROR("set_clockgating_state(ungate) of IP block <%s> failed %d\n", adev->ip_blocks[i].funcs->name, r); + DRM_ERROR("set_clockgating_state(ungate) of IP block <%s> failed %d\n", + adev->ip_blocks[i].version->funcs->name, r); return r; } - r = adev->ip_blocks[i].funcs->hw_fini((void *)adev); + r = adev->ip_blocks[i].version->funcs->hw_fini((void *)adev); /* XXX handle errors */ if (r) { - DRM_DEBUG("hw_fini of IP block <%s> failed %d\n", adev->ip_blocks[i].funcs->name, r); + DRM_DEBUG("hw_fini of IP block <%s> failed %d\n", + adev->ip_blocks[i].version->funcs->name, r); } - adev->ip_block_status[i].hw = false; + adev->ip_blocks[i].status.hw = false; } for (i = adev->num_ip_blocks - 1; i >= 0; i--) { - if (!adev->ip_block_status[i].sw) + if (!adev->ip_blocks[i].status.sw) continue; - r = adev->ip_blocks[i].funcs->sw_fini((void *)adev); + r = adev->ip_blocks[i].version->funcs->sw_fini((void *)adev); /* XXX handle errors */ if (r) { - DRM_DEBUG("sw_fini of IP block <%s> failed %d\n", adev->ip_blocks[i].funcs->name, r); + DRM_DEBUG("sw_fini of IP block <%s> failed %d\n", + adev->ip_blocks[i].version->funcs->name, r); } - adev->ip_block_status[i].sw = false; - adev->ip_block_status[i].valid = false; + adev->ip_blocks[i].status.sw = false; + adev->ip_blocks[i].status.valid = false; } for (i = adev->num_ip_blocks - 1; i >= 0; i--) { - if (!adev->ip_block_status[i].late_initialized) + if (!adev->ip_blocks[i].status.late_initialized) continue; - if (adev->ip_blocks[i].funcs->late_fini) - adev->ip_blocks[i].funcs->late_fini((void *)adev); - adev->ip_block_status[i].late_initialized = false; + if (adev->ip_blocks[i].version->funcs->late_fini) + adev->ip_blocks[i].version->funcs->late_fini((void *)adev); + adev->ip_blocks[i].status.late_initialized = false; } return 0; @@ -1544,21 +1559,23 @@ static int amdgpu_suspend(struct amdgpu_device *adev) } for (i = adev->num_ip_blocks - 1; i >= 0; i--) { - if (!adev->ip_block_status[i].valid) + if (!adev->ip_blocks[i].status.valid) continue; /* ungate blocks so that suspend can properly shut them down */ if (i != AMD_IP_BLOCK_TYPE_SMC) { - r = adev->ip_blocks[i].funcs->set_clockgating_state((void *)adev, - AMD_CG_STATE_UNGATE); + r = adev->ip_blocks[i].version->funcs->set_clockgating_state((void *)adev, + AMD_CG_STATE_UNGATE); if (r) { - DRM_ERROR("set_clockgating_state(ungate) of IP block <%s> failed %d\n", adev->ip_blocks[i].funcs->name, r); + DRM_ERROR("set_clockgating_state(ungate) of IP block <%s> failed %d\n", + adev->ip_blocks[i].version->funcs->name, r); } } /* XXX handle errors */ - r = adev->ip_blocks[i].funcs->suspend(adev); + r = adev->ip_blocks[i].version->funcs->suspend(adev); /* XXX handle errors */ if (r) { - DRM_ERROR("suspend of IP block <%s> failed %d\n", adev->ip_blocks[i].funcs->name, r); + DRM_ERROR("suspend of IP block <%s> failed %d\n", + adev->ip_blocks[i].version->funcs->name, r); } } @@ -1570,11 +1587,12 @@ static int amdgpu_resume(struct amdgpu_device *adev) int i, r; for (i = 0; i < adev->num_ip_blocks; i++) { - if (!adev->ip_block_status[i].valid) + if (!adev->ip_blocks[i].status.valid) continue; - r = adev->ip_blocks[i].funcs->resume(adev); + r = adev->ip_blocks[i].version->funcs->resume(adev); if (r) { - DRM_ERROR("resume of IP block <%s> failed %d\n", adev->ip_blocks[i].funcs->name, r); + DRM_ERROR("resume of IP block <%s> failed %d\n", + adev->ip_blocks[i].version->funcs->name, r); return r; } } @@ -1885,8 +1903,6 @@ void amdgpu_device_fini(struct amdgpu_device *adev) amdgpu_fence_driver_fini(adev); amdgpu_fbdev_fini(adev); r = amdgpu_fini(adev); - kfree(adev->ip_block_status); - adev->ip_block_status = NULL; adev->accel_working = false; /* free i2c buses */ amdgpu_i2c_fini(adev); @@ -2125,13 +2141,13 @@ static bool amdgpu_check_soft_reset(struct amdgpu_device *adev) bool asic_hang = false; for (i = 0; i < adev->num_ip_blocks; i++) { - if (!adev->ip_block_status[i].valid) + if (!adev->ip_blocks[i].status.valid) continue; - if (adev->ip_blocks[i].funcs->check_soft_reset) - adev->ip_block_status[i].hang = - adev->ip_blocks[i].funcs->check_soft_reset(adev); - if (adev->ip_block_status[i].hang) { - DRM_INFO("IP block:%d is hang!\n", i); + if (adev->ip_blocks[i].version->funcs->check_soft_reset) + adev->ip_blocks[i].status.hang = + adev->ip_blocks[i].version->funcs->check_soft_reset(adev); + if (adev->ip_blocks[i].status.hang) { + DRM_INFO("IP block:%s is hung!\n", adev->ip_blocks[i].version->funcs->name); asic_hang = true; } } @@ -2143,11 +2159,11 @@ static int amdgpu_pre_soft_reset(struct amdgpu_device *adev) int i, r = 0; for (i = 0; i < adev->num_ip_blocks; i++) { - if (!adev->ip_block_status[i].valid) + if (!adev->ip_blocks[i].status.valid) continue; - if (adev->ip_block_status[i].hang && - adev->ip_blocks[i].funcs->pre_soft_reset) { - r = adev->ip_blocks[i].funcs->pre_soft_reset(adev); + if (adev->ip_blocks[i].status.hang && + adev->ip_blocks[i].version->funcs->pre_soft_reset) { + r = adev->ip_blocks[i].version->funcs->pre_soft_reset(adev); if (r) return r; } @@ -2161,13 +2177,13 @@ static bool amdgpu_need_full_reset(struct amdgpu_device *adev) int i; for (i = 0; i < adev->num_ip_blocks; i++) { - if (!adev->ip_block_status[i].valid) + if (!adev->ip_blocks[i].status.valid) continue; - if ((adev->ip_blocks[i].type == AMD_IP_BLOCK_TYPE_GMC) || - (adev->ip_blocks[i].type == AMD_IP_BLOCK_TYPE_SMC) || - (adev->ip_blocks[i].type == AMD_IP_BLOCK_TYPE_ACP) || - (adev->ip_blocks[i].type == AMD_IP_BLOCK_TYPE_DCE)) { - if (adev->ip_block_status[i].hang) { + if ((adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_GMC) || + (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_SMC) || + (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_ACP) || + (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_DCE)) { + if (adev->ip_blocks[i].status.hang) { DRM_INFO("Some block need full reset!\n"); return true; } @@ -2181,11 +2197,11 @@ static int amdgpu_soft_reset(struct amdgpu_device *adev) int i, r = 0; for (i = 0; i < adev->num_ip_blocks; i++) { - if (!adev->ip_block_status[i].valid) + if (!adev->ip_blocks[i].status.valid) continue; - if (adev->ip_block_status[i].hang && - adev->ip_blocks[i].funcs->soft_reset) { - r = adev->ip_blocks[i].funcs->soft_reset(adev); + if (adev->ip_blocks[i].status.hang && + adev->ip_blocks[i].version->funcs->soft_reset) { + r = adev->ip_blocks[i].version->funcs->soft_reset(adev); if (r) return r; } @@ -2199,11 +2215,11 @@ static int amdgpu_post_soft_reset(struct amdgpu_device *adev) int i, r = 0; for (i = 0; i < adev->num_ip_blocks; i++) { - if (!adev->ip_block_status[i].valid) + if (!adev->ip_blocks[i].status.valid) continue; - if (adev->ip_block_status[i].hang && - adev->ip_blocks[i].funcs->post_soft_reset) - r = adev->ip_blocks[i].funcs->post_soft_reset(adev); + if (adev->ip_blocks[i].status.hang && + adev->ip_blocks[i].version->funcs->post_soft_reset) + r = adev->ip_blocks[i].version->funcs->post_soft_reset(adev); if (r) return r; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c index 3570124ed186..d17424663fe2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c @@ -306,10 +306,10 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file } for (i = 0; i < adev->num_ip_blocks; i++) { - if (adev->ip_blocks[i].type == type && - adev->ip_block_status[i].valid) { - ip.hw_ip_version_major = adev->ip_blocks[i].major; - ip.hw_ip_version_minor = adev->ip_blocks[i].minor; + if (adev->ip_blocks[i].version->type == type && + adev->ip_blocks[i].status.valid) { + ip.hw_ip_version_major = adev->ip_blocks[i].version->major; + ip.hw_ip_version_minor = adev->ip_blocks[i].version->minor; ip.capabilities_flags = 0; ip.available_rings = ring_mask; ip.ib_start_alignment = ib_start_alignment; @@ -345,8 +345,8 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file } for (i = 0; i < adev->num_ip_blocks; i++) - if (adev->ip_blocks[i].type == type && - adev->ip_block_status[i].valid && + if (adev->ip_blocks[i].version->type == type && + adev->ip_blocks[i].status.valid && count < AMDGPU_HW_IP_INSTANCE_MAX_COUNT) count++; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c index 7532ff822aa7..fa6baf31a35d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c @@ -299,7 +299,7 @@ static int amdgpu_pp_soft_reset(void *handle) return ret; } -const struct amd_ip_funcs amdgpu_pp_ip_funcs = { +static const struct amd_ip_funcs amdgpu_pp_ip_funcs = { .name = "amdgpu_powerplay", .early_init = amdgpu_pp_early_init, .late_init = amdgpu_pp_late_init, @@ -316,3 +316,12 @@ const struct amd_ip_funcs amdgpu_pp_ip_funcs = { .set_clockgating_state = amdgpu_pp_set_clockgating_state, .set_powergating_state = amdgpu_pp_set_powergating_state, }; + +const struct amdgpu_ip_block_version amdgpu_pp_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_SMC, + .major = 1, + .minor = 0, + .rev = 0, + .funcs = &amdgpu_pp_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.h index ee6ea6c98e4f..c0c4bfdcdb14 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.h @@ -28,6 +28,6 @@ #include "amd_shared.h" -extern const struct amd_ip_funcs amdgpu_pp_ip_funcs; +extern const struct amdgpu_ip_block_version amdgpu_pp_ip_block; #endif /* __AMDGPU_POWERPLAY_H__ */ diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index da66823eff1c..ded57dd538e2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -346,7 +346,7 @@ error: static bool amdgpu_vm_ring_has_compute_vm_bug(struct amdgpu_ring *ring) { struct amdgpu_device *adev = ring->adev; - const struct amdgpu_ip_block_version *ip_block; + const struct amdgpu_ip_block *ip_block; if (ring->funcs->type != AMDGPU_RING_TYPE_COMPUTE) /* only compute rings */ @@ -356,10 +356,10 @@ static bool amdgpu_vm_ring_has_compute_vm_bug(struct amdgpu_ring *ring) if (!ip_block) return false; - if (ip_block->major <= 7) { + if (ip_block->version->major <= 7) { /* gfx7 has no workaround */ return true; - } else if (ip_block->major == 8) { + } else if (ip_block->version->major == 8) { if (adev->gfx.mec_fw_version >= 673) /* gfx8 is fixed in MEC firmware 673 */ return false; diff --git a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c index 3f891076c070..885f08c3f496 100644 --- a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c @@ -6663,3 +6663,12 @@ static void ci_dpm_set_irq_funcs(struct amdgpu_device *adev) adev->pm.dpm.thermal.irq.num_types = AMDGPU_THERMAL_IRQ_LAST; adev->pm.dpm.thermal.irq.funcs = &ci_dpm_irq_funcs; } + +const struct amdgpu_ip_block_version ci_dpm_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_SMC, + .major = 7, + .minor = 0, + .rev = 0, + .funcs = &ci_dpm_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/cik.c b/drivers/gpu/drm/amd/amdgpu/cik.c index a845b6a93b79..1b70f8fa4280 100644 --- a/drivers/gpu/drm/amd/amdgpu/cik.c +++ b/drivers/gpu/drm/amd/amdgpu/cik.c @@ -1641,745 +1641,6 @@ static void cik_detect_hw_virtualization(struct amdgpu_device *adev) adev->virtualization.virtual_caps |= AMDGPU_PASSTHROUGH_MODE; } -static const struct amdgpu_ip_block_version bonaire_ip_blocks[] = -{ - /* ORDER MATTERS! */ - { - .type = AMD_IP_BLOCK_TYPE_COMMON, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &cik_common_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GMC, - .major = 7, - .minor = 0, - .rev = 0, - .funcs = &gmc_v7_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_IH, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &cik_ih_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 7, - .minor = 0, - .rev = 0, - .funcs = &amdgpu_pp_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_DCE, - .major = 8, - .minor = 2, - .rev = 0, - .funcs = &dce_v8_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GFX, - .major = 7, - .minor = 2, - .rev = 0, - .funcs = &gfx_v7_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SDMA, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &cik_sdma_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_UVD, - .major = 4, - .minor = 2, - .rev = 0, - .funcs = &uvd_v4_2_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_VCE, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &vce_v2_0_ip_funcs, - }, -}; - -static const struct amdgpu_ip_block_version bonaire_ip_blocks_vd[] = -{ - /* ORDER MATTERS! */ - { - .type = AMD_IP_BLOCK_TYPE_COMMON, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &cik_common_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GMC, - .major = 7, - .minor = 0, - .rev = 0, - .funcs = &gmc_v7_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_IH, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &cik_ih_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 7, - .minor = 0, - .rev = 0, - .funcs = &amdgpu_pp_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_DCE, - .major = 8, - .minor = 2, - .rev = 0, - .funcs = &dce_virtual_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GFX, - .major = 7, - .minor = 2, - .rev = 0, - .funcs = &gfx_v7_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SDMA, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &cik_sdma_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_UVD, - .major = 4, - .minor = 2, - .rev = 0, - .funcs = &uvd_v4_2_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_VCE, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &vce_v2_0_ip_funcs, - }, -}; - -static const struct amdgpu_ip_block_version hawaii_ip_blocks[] = -{ - /* ORDER MATTERS! */ - { - .type = AMD_IP_BLOCK_TYPE_COMMON, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &cik_common_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GMC, - .major = 7, - .minor = 0, - .rev = 0, - .funcs = &gmc_v7_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_IH, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &cik_ih_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 7, - .minor = 0, - .rev = 0, - .funcs = &amdgpu_pp_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_DCE, - .major = 8, - .minor = 5, - .rev = 0, - .funcs = &dce_v8_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GFX, - .major = 7, - .minor = 3, - .rev = 0, - .funcs = &gfx_v7_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SDMA, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &cik_sdma_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_UVD, - .major = 4, - .minor = 2, - .rev = 0, - .funcs = &uvd_v4_2_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_VCE, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &vce_v2_0_ip_funcs, - }, -}; - -static const struct amdgpu_ip_block_version hawaii_ip_blocks_vd[] = -{ - /* ORDER MATTERS! */ - { - .type = AMD_IP_BLOCK_TYPE_COMMON, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &cik_common_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GMC, - .major = 7, - .minor = 0, - .rev = 0, - .funcs = &gmc_v7_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_IH, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &cik_ih_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 7, - .minor = 0, - .rev = 0, - .funcs = &amdgpu_pp_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_DCE, - .major = 8, - .minor = 5, - .rev = 0, - .funcs = &dce_virtual_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GFX, - .major = 7, - .minor = 3, - .rev = 0, - .funcs = &gfx_v7_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SDMA, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &cik_sdma_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_UVD, - .major = 4, - .minor = 2, - .rev = 0, - .funcs = &uvd_v4_2_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_VCE, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &vce_v2_0_ip_funcs, - }, -}; - -static const struct amdgpu_ip_block_version kabini_ip_blocks[] = -{ - /* ORDER MATTERS! */ - { - .type = AMD_IP_BLOCK_TYPE_COMMON, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &cik_common_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GMC, - .major = 7, - .minor = 0, - .rev = 0, - .funcs = &gmc_v7_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_IH, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &cik_ih_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 7, - .minor = 0, - .rev = 0, - .funcs = &amdgpu_pp_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_DCE, - .major = 8, - .minor = 3, - .rev = 0, - .funcs = &dce_v8_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GFX, - .major = 7, - .minor = 2, - .rev = 0, - .funcs = &gfx_v7_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SDMA, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &cik_sdma_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_UVD, - .major = 4, - .minor = 2, - .rev = 0, - .funcs = &uvd_v4_2_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_VCE, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &vce_v2_0_ip_funcs, - }, -}; - -static const struct amdgpu_ip_block_version kabini_ip_blocks_vd[] = -{ - /* ORDER MATTERS! */ - { - .type = AMD_IP_BLOCK_TYPE_COMMON, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &cik_common_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GMC, - .major = 7, - .minor = 0, - .rev = 0, - .funcs = &gmc_v7_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_IH, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &cik_ih_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 7, - .minor = 0, - .rev = 0, - .funcs = &amdgpu_pp_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_DCE, - .major = 8, - .minor = 3, - .rev = 0, - .funcs = &dce_virtual_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GFX, - .major = 7, - .minor = 2, - .rev = 0, - .funcs = &gfx_v7_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SDMA, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &cik_sdma_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_UVD, - .major = 4, - .minor = 2, - .rev = 0, - .funcs = &uvd_v4_2_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_VCE, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &vce_v2_0_ip_funcs, - }, -}; - -static const struct amdgpu_ip_block_version mullins_ip_blocks[] = -{ - /* ORDER MATTERS! */ - { - .type = AMD_IP_BLOCK_TYPE_COMMON, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &cik_common_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GMC, - .major = 7, - .minor = 0, - .rev = 0, - .funcs = &gmc_v7_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_IH, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &cik_ih_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 7, - .minor = 0, - .rev = 0, - .funcs = &amdgpu_pp_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_DCE, - .major = 8, - .minor = 3, - .rev = 0, - .funcs = &dce_v8_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GFX, - .major = 7, - .minor = 2, - .rev = 0, - .funcs = &gfx_v7_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SDMA, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &cik_sdma_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_UVD, - .major = 4, - .minor = 2, - .rev = 0, - .funcs = &uvd_v4_2_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_VCE, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &vce_v2_0_ip_funcs, - }, -}; - -static const struct amdgpu_ip_block_version mullins_ip_blocks_vd[] = -{ - /* ORDER MATTERS! */ - { - .type = AMD_IP_BLOCK_TYPE_COMMON, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &cik_common_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GMC, - .major = 7, - .minor = 0, - .rev = 0, - .funcs = &gmc_v7_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_IH, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &cik_ih_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 7, - .minor = 0, - .rev = 0, - .funcs = &amdgpu_pp_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_DCE, - .major = 8, - .minor = 3, - .rev = 0, - .funcs = &dce_virtual_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GFX, - .major = 7, - .minor = 2, - .rev = 0, - .funcs = &gfx_v7_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SDMA, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &cik_sdma_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_UVD, - .major = 4, - .minor = 2, - .rev = 0, - .funcs = &uvd_v4_2_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_VCE, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &vce_v2_0_ip_funcs, - }, -}; - -static const struct amdgpu_ip_block_version kaveri_ip_blocks[] = -{ - /* ORDER MATTERS! */ - { - .type = AMD_IP_BLOCK_TYPE_COMMON, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &cik_common_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GMC, - .major = 7, - .minor = 0, - .rev = 0, - .funcs = &gmc_v7_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_IH, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &cik_ih_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 7, - .minor = 0, - .rev = 0, - .funcs = &amdgpu_pp_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_DCE, - .major = 8, - .minor = 1, - .rev = 0, - .funcs = &dce_v8_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GFX, - .major = 7, - .minor = 1, - .rev = 0, - .funcs = &gfx_v7_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SDMA, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &cik_sdma_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_UVD, - .major = 4, - .minor = 2, - .rev = 0, - .funcs = &uvd_v4_2_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_VCE, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &vce_v2_0_ip_funcs, - }, -}; - -static const struct amdgpu_ip_block_version kaveri_ip_blocks_vd[] = -{ - /* ORDER MATTERS! */ - { - .type = AMD_IP_BLOCK_TYPE_COMMON, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &cik_common_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GMC, - .major = 7, - .minor = 0, - .rev = 0, - .funcs = &gmc_v7_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_IH, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &cik_ih_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 7, - .minor = 0, - .rev = 0, - .funcs = &amdgpu_pp_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_DCE, - .major = 8, - .minor = 1, - .rev = 0, - .funcs = &dce_virtual_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GFX, - .major = 7, - .minor = 1, - .rev = 0, - .funcs = &gfx_v7_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SDMA, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &cik_sdma_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_UVD, - .major = 4, - .minor = 2, - .rev = 0, - .funcs = &uvd_v4_2_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_VCE, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &vce_v2_0_ip_funcs, - }, -}; - -int cik_set_ip_blocks(struct amdgpu_device *adev) -{ - if (adev->enable_virtual_display) { - switch (adev->asic_type) { - case CHIP_BONAIRE: - adev->ip_blocks = bonaire_ip_blocks_vd; - adev->num_ip_blocks = ARRAY_SIZE(bonaire_ip_blocks_vd); - break; - case CHIP_HAWAII: - adev->ip_blocks = hawaii_ip_blocks_vd; - adev->num_ip_blocks = ARRAY_SIZE(hawaii_ip_blocks_vd); - break; - case CHIP_KAVERI: - adev->ip_blocks = kaveri_ip_blocks_vd; - adev->num_ip_blocks = ARRAY_SIZE(kaveri_ip_blocks_vd); - break; - case CHIP_KABINI: - adev->ip_blocks = kabini_ip_blocks_vd; - adev->num_ip_blocks = ARRAY_SIZE(kabini_ip_blocks_vd); - break; - case CHIP_MULLINS: - adev->ip_blocks = mullins_ip_blocks_vd; - adev->num_ip_blocks = ARRAY_SIZE(mullins_ip_blocks_vd); - break; - default: - /* FIXME: not supported yet */ - return -EINVAL; - } - } else { - switch (adev->asic_type) { - case CHIP_BONAIRE: - adev->ip_blocks = bonaire_ip_blocks; - adev->num_ip_blocks = ARRAY_SIZE(bonaire_ip_blocks); - break; - case CHIP_HAWAII: - adev->ip_blocks = hawaii_ip_blocks; - adev->num_ip_blocks = ARRAY_SIZE(hawaii_ip_blocks); - break; - case CHIP_KAVERI: - adev->ip_blocks = kaveri_ip_blocks; - adev->num_ip_blocks = ARRAY_SIZE(kaveri_ip_blocks); - break; - case CHIP_KABINI: - adev->ip_blocks = kabini_ip_blocks; - adev->num_ip_blocks = ARRAY_SIZE(kabini_ip_blocks); - break; - case CHIP_MULLINS: - adev->ip_blocks = mullins_ip_blocks; - adev->num_ip_blocks = ARRAY_SIZE(mullins_ip_blocks); - break; - default: - /* FIXME: not supported yet */ - return -EINVAL; - } - } - - return 0; -} - static const struct amdgpu_asic_funcs cik_asic_funcs = { .read_disabled_bios = &cik_read_disabled_bios, @@ -2612,7 +1873,7 @@ static int cik_common_set_powergating_state(void *handle, return 0; } -const struct amd_ip_funcs cik_common_ip_funcs = { +static const struct amd_ip_funcs cik_common_ip_funcs = { .name = "cik_common", .early_init = cik_common_early_init, .late_init = NULL, @@ -2628,3 +1889,79 @@ const struct amd_ip_funcs cik_common_ip_funcs = { .set_clockgating_state = cik_common_set_clockgating_state, .set_powergating_state = cik_common_set_powergating_state, }; + +static const struct amdgpu_ip_block_version cik_common_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_COMMON, + .major = 1, + .minor = 0, + .rev = 0, + .funcs = &cik_common_ip_funcs, +}; + +int cik_set_ip_blocks(struct amdgpu_device *adev) +{ + switch (adev->asic_type) { + case CHIP_BONAIRE: + amdgpu_ip_block_add(adev, &cik_common_ip_block); + amdgpu_ip_block_add(adev, &gmc_v7_0_ip_block); + amdgpu_ip_block_add(adev, &cik_ih_ip_block); + amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block); + if (adev->enable_virtual_display) + amdgpu_ip_block_add(adev, &dce_virtual_ip_block); + else + amdgpu_ip_block_add(adev, &dce_v8_2_ip_block); + amdgpu_ip_block_add(adev, &gfx_v7_2_ip_block); + amdgpu_ip_block_add(adev, &cik_sdma_ip_block); + amdgpu_ip_block_add(adev, &uvd_v4_2_ip_block); + amdgpu_ip_block_add(adev, &vce_v2_0_ip_block); + break; + case CHIP_HAWAII: + amdgpu_ip_block_add(adev, &cik_common_ip_block); + amdgpu_ip_block_add(adev, &gmc_v7_0_ip_block); + amdgpu_ip_block_add(adev, &cik_ih_ip_block); + amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block); + if (adev->enable_virtual_display) + amdgpu_ip_block_add(adev, &dce_virtual_ip_block); + else + amdgpu_ip_block_add(adev, &dce_v8_5_ip_block); + amdgpu_ip_block_add(adev, &gfx_v7_3_ip_block); + amdgpu_ip_block_add(adev, &cik_sdma_ip_block); + amdgpu_ip_block_add(adev, &uvd_v4_2_ip_block); + amdgpu_ip_block_add(adev, &vce_v2_0_ip_block); + break; + case CHIP_KAVERI: + amdgpu_ip_block_add(adev, &cik_common_ip_block); + amdgpu_ip_block_add(adev, &gmc_v7_0_ip_block); + amdgpu_ip_block_add(adev, &cik_ih_ip_block); + amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block); + if (adev->enable_virtual_display) + amdgpu_ip_block_add(adev, &dce_virtual_ip_block); + else + amdgpu_ip_block_add(adev, &dce_v8_1_ip_block); + amdgpu_ip_block_add(adev, &gfx_v7_1_ip_block); + amdgpu_ip_block_add(adev, &cik_sdma_ip_block); + amdgpu_ip_block_add(adev, &uvd_v4_2_ip_block); + amdgpu_ip_block_add(adev, &vce_v2_0_ip_block); + break; + case CHIP_KABINI: + case CHIP_MULLINS: + amdgpu_ip_block_add(adev, &cik_common_ip_block); + amdgpu_ip_block_add(adev, &gmc_v7_0_ip_block); + amdgpu_ip_block_add(adev, &cik_ih_ip_block); + amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block); + if (adev->enable_virtual_display) + amdgpu_ip_block_add(adev, &dce_virtual_ip_block); + else + amdgpu_ip_block_add(adev, &dce_v8_3_ip_block); + amdgpu_ip_block_add(adev, &gfx_v7_2_ip_block); + amdgpu_ip_block_add(adev, &cik_sdma_ip_block); + amdgpu_ip_block_add(adev, &uvd_v4_2_ip_block); + amdgpu_ip_block_add(adev, &vce_v2_0_ip_block); + break; + default: + /* FIXME: not supported yet */ + return -EINVAL; + } + return 0; +} diff --git a/drivers/gpu/drm/amd/amdgpu/cik.h b/drivers/gpu/drm/amd/amdgpu/cik.h index 5ebd2d7a0327..c4989f51ecef 100644 --- a/drivers/gpu/drm/amd/amdgpu/cik.h +++ b/drivers/gpu/drm/amd/amdgpu/cik.h @@ -24,8 +24,6 @@ #ifndef __CIK_H__ #define __CIK_H__ -extern const struct amd_ip_funcs cik_common_ip_funcs; - void cik_srbm_select(struct amdgpu_device *adev, u32 me, u32 pipe, u32 queue, u32 vmid); int cik_set_ip_blocks(struct amdgpu_device *adev); diff --git a/drivers/gpu/drm/amd/amdgpu/cik_ih.c b/drivers/gpu/drm/amd/amdgpu/cik_ih.c index be3d6f79a864..319b32cdea84 100644 --- a/drivers/gpu/drm/amd/amdgpu/cik_ih.c +++ b/drivers/gpu/drm/amd/amdgpu/cik_ih.c @@ -413,7 +413,7 @@ static int cik_ih_set_powergating_state(void *handle, return 0; } -const struct amd_ip_funcs cik_ih_ip_funcs = { +static const struct amd_ip_funcs cik_ih_ip_funcs = { .name = "cik_ih", .early_init = cik_ih_early_init, .late_init = NULL, @@ -441,3 +441,12 @@ static void cik_ih_set_interrupt_funcs(struct amdgpu_device *adev) if (adev->irq.ih_funcs == NULL) adev->irq.ih_funcs = &cik_ih_funcs; } + +const struct amdgpu_ip_block_version cik_ih_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_IH, + .major = 2, + .minor = 0, + .rev = 0, + .funcs = &cik_ih_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/cik_ih.h b/drivers/gpu/drm/amd/amdgpu/cik_ih.h index 6b0f375ec244..1d9ddee2868e 100644 --- a/drivers/gpu/drm/amd/amdgpu/cik_ih.h +++ b/drivers/gpu/drm/amd/amdgpu/cik_ih.h @@ -24,6 +24,6 @@ #ifndef __CIK_IH_H__ #define __CIK_IH_H__ -extern const struct amd_ip_funcs cik_ih_ip_funcs; +extern const struct amdgpu_ip_block_version cik_ih_ip_block; #endif diff --git a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c index b96ef20e871f..c7340b6e17c9 100644 --- a/drivers/gpu/drm/amd/amdgpu/cik_sdma.c +++ b/drivers/gpu/drm/amd/amdgpu/cik_sdma.c @@ -1190,7 +1190,7 @@ static int cik_sdma_set_powergating_state(void *handle, return 0; } -const struct amd_ip_funcs cik_sdma_ip_funcs = { +static const struct amd_ip_funcs cik_sdma_ip_funcs = { .name = "cik_sdma", .early_init = cik_sdma_early_init, .late_init = NULL, @@ -1342,3 +1342,12 @@ static void cik_sdma_set_vm_pte_funcs(struct amdgpu_device *adev) adev->vm_manager.vm_pte_num_rings = adev->sdma.num_instances; } } + +const struct amdgpu_ip_block_version cik_sdma_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_SDMA, + .major = 2, + .minor = 0, + .rev = 0, + .funcs = &cik_sdma_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/cik_sdma.h b/drivers/gpu/drm/amd/amdgpu/cik_sdma.h index 027727c677b8..a4a8fe01410b 100644 --- a/drivers/gpu/drm/amd/amdgpu/cik_sdma.h +++ b/drivers/gpu/drm/amd/amdgpu/cik_sdma.h @@ -24,6 +24,6 @@ #ifndef __CIK_SDMA_H__ #define __CIK_SDMA_H__ -extern const struct amd_ip_funcs cik_sdma_ip_funcs; +extern const struct amdgpu_ip_block_version cik_sdma_ip_block; #endif diff --git a/drivers/gpu/drm/amd/amdgpu/cz_dpm.c b/drivers/gpu/drm/amd/amdgpu/cz_dpm.c index 3c082e143730..ad2cc4be6737 100644 --- a/drivers/gpu/drm/amd/amdgpu/cz_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/cz_dpm.c @@ -2296,3 +2296,12 @@ static void cz_dpm_set_funcs(struct amdgpu_device *adev) if (NULL == adev->pm.funcs) adev->pm.funcs = &cz_dpm_funcs; } + +const struct amdgpu_ip_block_version cz_dpm_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_SMC, + .major = 8, + .minor = 0, + .rev = 0, + .funcs = &cz_dpm_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/cz_ih.c b/drivers/gpu/drm/amd/amdgpu/cz_ih.c index 3d23a70b6432..fe7cbb24da7b 100644 --- a/drivers/gpu/drm/amd/amdgpu/cz_ih.c +++ b/drivers/gpu/drm/amd/amdgpu/cz_ih.c @@ -394,7 +394,7 @@ static int cz_ih_set_powergating_state(void *handle, return 0; } -const struct amd_ip_funcs cz_ih_ip_funcs = { +static const struct amd_ip_funcs cz_ih_ip_funcs = { .name = "cz_ih", .early_init = cz_ih_early_init, .late_init = NULL, @@ -423,3 +423,11 @@ static void cz_ih_set_interrupt_funcs(struct amdgpu_device *adev) adev->irq.ih_funcs = &cz_ih_funcs; } +const struct amdgpu_ip_block_version cz_ih_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_IH, + .major = 3, + .minor = 0, + .rev = 0, + .funcs = &cz_ih_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/cz_ih.h b/drivers/gpu/drm/amd/amdgpu/cz_ih.h index fc4057a2ecb9..14be7753221b 100644 --- a/drivers/gpu/drm/amd/amdgpu/cz_ih.h +++ b/drivers/gpu/drm/amd/amdgpu/cz_ih.h @@ -24,6 +24,6 @@ #ifndef __CZ_IH_H__ #define __CZ_IH_H__ -extern const struct amd_ip_funcs cz_ih_ip_funcs; +extern const struct amdgpu_ip_block_version cz_ih_ip_block; #endif /* __CZ_IH_H__ */ diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c index 15c38331a319..e5d0edfb4309 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c @@ -3470,7 +3470,7 @@ static int dce_v10_0_set_powergating_state(void *handle, return 0; } -const struct amd_ip_funcs dce_v10_0_ip_funcs = { +static const struct amd_ip_funcs dce_v10_0_ip_funcs = { .name = "dce_v10_0", .early_init = dce_v10_0_early_init, .late_init = NULL, @@ -3801,3 +3801,21 @@ static void dce_v10_0_set_irq_funcs(struct amdgpu_device *adev) adev->hpd_irq.num_types = AMDGPU_HPD_LAST; adev->hpd_irq.funcs = &dce_v10_0_hpd_irq_funcs; } + +const struct amdgpu_ip_block_version dce_v10_0_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_DCE, + .major = 10, + .minor = 0, + .rev = 0, + .funcs = &dce_v10_0_ip_funcs, +}; + +const struct amdgpu_ip_block_version dce_v10_1_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_DCE, + .major = 10, + .minor = 1, + .rev = 0, + .funcs = &dce_v10_0_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.h b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.h index e3dc04d293e4..7a0747789f1d 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.h +++ b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.h @@ -24,7 +24,9 @@ #ifndef __DCE_V10_0_H__ #define __DCE_V10_0_H__ -extern const struct amd_ip_funcs dce_v10_0_ip_funcs; + +extern const struct amdgpu_ip_block_version dce_v10_0_ip_block; +extern const struct amdgpu_ip_block_version dce_v10_1_ip_block; void dce_v10_0_disable_dce(struct amdgpu_device *adev); diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c index 2696428bed05..9719b2b14186 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c @@ -3527,7 +3527,7 @@ static int dce_v11_0_set_powergating_state(void *handle, return 0; } -const struct amd_ip_funcs dce_v11_0_ip_funcs = { +static const struct amd_ip_funcs dce_v11_0_ip_funcs = { .name = "dce_v11_0", .early_init = dce_v11_0_early_init, .late_init = NULL, @@ -3857,3 +3857,21 @@ static void dce_v11_0_set_irq_funcs(struct amdgpu_device *adev) adev->hpd_irq.num_types = AMDGPU_HPD_LAST; adev->hpd_irq.funcs = &dce_v11_0_hpd_irq_funcs; } + +const struct amdgpu_ip_block_version dce_v11_0_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_DCE, + .major = 11, + .minor = 0, + .rev = 0, + .funcs = &dce_v11_0_ip_funcs, +}; + +const struct amdgpu_ip_block_version dce_v11_2_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_DCE, + .major = 11, + .minor = 2, + .rev = 0, + .funcs = &dce_v11_0_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.h b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.h index 1f58a65ba2ef..0d878ca3acba 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.h +++ b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.h @@ -24,7 +24,8 @@ #ifndef __DCE_V11_0_H__ #define __DCE_V11_0_H__ -extern const struct amd_ip_funcs dce_v11_0_ip_funcs; +extern const struct amdgpu_ip_block_version dce_v11_0_ip_block; +extern const struct amdgpu_ip_block_version dce_v11_2_ip_block; void dce_v11_0_disable_dce(struct amdgpu_device *adev); diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c index 502e97963d6d..44547f951d92 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.c @@ -2734,7 +2734,7 @@ static int dce_v6_0_set_powergating_state(void *handle, return 0; } -const struct amd_ip_funcs dce_v6_0_ip_funcs = { +static const struct amd_ip_funcs dce_v6_0_ip_funcs = { .name = "dce_v6_0", .early_init = dce_v6_0_early_init, .late_init = NULL, @@ -3075,3 +3075,21 @@ static void dce_v6_0_set_irq_funcs(struct amdgpu_device *adev) adev->hpd_irq.num_types = AMDGPU_HPD_LAST; adev->hpd_irq.funcs = &dce_v6_0_hpd_irq_funcs; } + +const struct amdgpu_ip_block_version dce_v6_0_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_DCE, + .major = 6, + .minor = 0, + .rev = 0, + .funcs = &dce_v6_0_ip_funcs, +}; + +const struct amdgpu_ip_block_version dce_v6_4_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_DCE, + .major = 6, + .minor = 4, + .rev = 0, + .funcs = &dce_v6_0_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.h b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.h index 4c6cd18e9053..7b546b596de1 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v6_0.h +++ b/drivers/gpu/drm/amd/amdgpu/dce_v6_0.h @@ -24,7 +24,8 @@ #ifndef __DCE_V6_0_H__ #define __DCE_V6_0_H__ -extern const struct amd_ip_funcs dce_v6_0_ip_funcs; +extern const struct amdgpu_ip_block_version dce_v6_0_ip_block; +extern const struct amdgpu_ip_block_version dce_v6_4_ip_block; void dce_v6_0_disable_dce(struct amdgpu_device *adev); diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c index 0245ed605107..16a2f1faaf19 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c @@ -3308,7 +3308,7 @@ static int dce_v8_0_set_powergating_state(void *handle, return 0; } -const struct amd_ip_funcs dce_v8_0_ip_funcs = { +static const struct amd_ip_funcs dce_v8_0_ip_funcs = { .name = "dce_v8_0", .early_init = dce_v8_0_early_init, .late_init = NULL, @@ -3638,3 +3638,48 @@ static void dce_v8_0_set_irq_funcs(struct amdgpu_device *adev) adev->hpd_irq.num_types = AMDGPU_HPD_LAST; adev->hpd_irq.funcs = &dce_v8_0_hpd_irq_funcs; } + +const struct amdgpu_ip_block_version dce_v8_0_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_DCE, + .major = 8, + .minor = 0, + .rev = 0, + .funcs = &dce_v8_0_ip_funcs, +}; + +const struct amdgpu_ip_block_version dce_v8_1_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_DCE, + .major = 8, + .minor = 1, + .rev = 0, + .funcs = &dce_v8_0_ip_funcs, +}; + +const struct amdgpu_ip_block_version dce_v8_2_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_DCE, + .major = 8, + .minor = 2, + .rev = 0, + .funcs = &dce_v8_0_ip_funcs, +}; + +const struct amdgpu_ip_block_version dce_v8_3_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_DCE, + .major = 8, + .minor = 3, + .rev = 0, + .funcs = &dce_v8_0_ip_funcs, +}; + +const struct amdgpu_ip_block_version dce_v8_5_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_DCE, + .major = 8, + .minor = 5, + .rev = 0, + .funcs = &dce_v8_0_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.h b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.h index 7d0770c3a49b..13b802dd946a 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.h +++ b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.h @@ -24,7 +24,11 @@ #ifndef __DCE_V8_0_H__ #define __DCE_V8_0_H__ -extern const struct amd_ip_funcs dce_v8_0_ip_funcs; +extern const struct amdgpu_ip_block_version dce_v8_0_ip_block; +extern const struct amdgpu_ip_block_version dce_v8_1_ip_block; +extern const struct amdgpu_ip_block_version dce_v8_2_ip_block; +extern const struct amdgpu_ip_block_version dce_v8_3_ip_block; +extern const struct amdgpu_ip_block_version dce_v8_5_ip_block; void dce_v8_0_disable_dce(struct amdgpu_device *adev); diff --git a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c index 7d041b9a4d61..cc85676a68d9 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_virtual.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_virtual.c @@ -574,7 +574,7 @@ static int dce_virtual_set_powergating_state(void *handle, return 0; } -const struct amd_ip_funcs dce_virtual_ip_funcs = { +static const struct amd_ip_funcs dce_virtual_ip_funcs = { .name = "dce_virtual", .early_init = dce_virtual_early_init, .late_init = NULL, @@ -824,3 +824,11 @@ static void dce_virtual_set_irq_funcs(struct amdgpu_device *adev) adev->crtc_irq.funcs = &dce_virtual_crtc_irq_funcs; } +const struct amdgpu_ip_block_version dce_virtual_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_DCE, + .major = 1, + .minor = 0, + .rev = 0, + .funcs = &dce_virtual_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/dce_virtual.h b/drivers/gpu/drm/amd/amdgpu/dce_virtual.h index 393ce97f783e..ed422012c8c6 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_virtual.h +++ b/drivers/gpu/drm/amd/amdgpu/dce_virtual.h @@ -24,7 +24,7 @@ #ifndef __DCE_VIRTUAL_H__ #define __DCE_VIRTUAL_H__ -extern const struct amd_ip_funcs dce_virtual_ip_funcs; +extern const struct amdgpu_ip_block_version dce_virtual_ip_block; #endif diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c index 367b14e16e53..96dd05dca694 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c @@ -3206,7 +3206,7 @@ static int gfx_v6_0_set_powergating_state(void *handle, return 0; } -const struct amd_ip_funcs gfx_v6_0_ip_funcs = { +static const struct amd_ip_funcs gfx_v6_0_ip_funcs = { .name = "gfx_v6_0", .early_init = gfx_v6_0_early_init, .late_init = NULL, @@ -3344,3 +3344,12 @@ static void gfx_v6_0_get_cu_info(struct amdgpu_device *adev) cu_info->number = active_cu_number; cu_info->ao_cu_mask = ao_cu_mask; } + +const struct amdgpu_ip_block_version gfx_v6_0_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_GFX, + .major = 6, + .minor = 0, + .rev = 0, + .funcs = &gfx_v6_0_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.h b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.h index b9657e72b248..ced6fc42f688 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.h +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.h @@ -24,6 +24,6 @@ #ifndef __GFX_V6_0_H__ #define __GFX_V6_0_H__ -extern const struct amd_ip_funcs gfx_v6_0_ip_funcs; +extern const struct amdgpu_ip_block_version gfx_v6_0_ip_block; #endif diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c index 388649734b36..bc6ccd05010f 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c @@ -5087,7 +5087,7 @@ static int gfx_v7_0_set_powergating_state(void *handle, return 0; } -const struct amd_ip_funcs gfx_v7_0_ip_funcs = { +static const struct amd_ip_funcs gfx_v7_0_ip_funcs = { .name = "gfx_v7_0", .early_init = gfx_v7_0_early_init, .late_init = gfx_v7_0_late_init, @@ -5270,3 +5270,39 @@ static void gfx_v7_0_get_cu_info(struct amdgpu_device *adev) cu_info->number = active_cu_number; cu_info->ao_cu_mask = ao_cu_mask; } + +const struct amdgpu_ip_block_version gfx_v7_0_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_GFX, + .major = 7, + .minor = 0, + .rev = 0, + .funcs = &gfx_v7_0_ip_funcs, +}; + +const struct amdgpu_ip_block_version gfx_v7_1_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_GFX, + .major = 7, + .minor = 1, + .rev = 0, + .funcs = &gfx_v7_0_ip_funcs, +}; + +const struct amdgpu_ip_block_version gfx_v7_2_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_GFX, + .major = 7, + .minor = 2, + .rev = 0, + .funcs = &gfx_v7_0_ip_funcs, +}; + +const struct amdgpu_ip_block_version gfx_v7_3_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_GFX, + .major = 7, + .minor = 3, + .rev = 0, + .funcs = &gfx_v7_0_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.h b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.h index 94e3ea147c26..2f5164cc0e53 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.h +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.h @@ -24,6 +24,9 @@ #ifndef __GFX_V7_0_H__ #define __GFX_V7_0_H__ -extern const struct amd_ip_funcs gfx_v7_0_ip_funcs; +extern const struct amdgpu_ip_block_version gfx_v7_0_ip_block; +extern const struct amdgpu_ip_block_version gfx_v7_1_ip_block; +extern const struct amdgpu_ip_block_version gfx_v7_2_ip_block; +extern const struct amdgpu_ip_block_version gfx_v7_3_ip_block; #endif diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index 6f3996f6d39a..27b3de44add7 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -6504,7 +6504,7 @@ static int gfx_v8_0_priv_inst_irq(struct amdgpu_device *adev, return 0; } -const struct amd_ip_funcs gfx_v8_0_ip_funcs = { +static const struct amd_ip_funcs gfx_v8_0_ip_funcs = { .name = "gfx_v8_0", .early_init = gfx_v8_0_early_init, .late_init = gfx_v8_0_late_init, @@ -6734,3 +6734,21 @@ static void gfx_v8_0_get_cu_info(struct amdgpu_device *adev) cu_info->number = active_cu_number; cu_info->ao_cu_mask = ao_cu_mask; } + +const struct amdgpu_ip_block_version gfx_v8_0_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_GFX, + .major = 8, + .minor = 0, + .rev = 0, + .funcs = &gfx_v8_0_ip_funcs, +}; + +const struct amdgpu_ip_block_version gfx_v8_1_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_GFX, + .major = 8, + .minor = 1, + .rev = 0, + .funcs = &gfx_v8_0_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.h b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.h index ebed1f829297..788cc3ab584b 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.h +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.h @@ -24,6 +24,7 @@ #ifndef __GFX_V8_0_H__ #define __GFX_V8_0_H__ -extern const struct amd_ip_funcs gfx_v8_0_ip_funcs; +extern const struct amdgpu_ip_block_version gfx_v8_0_ip_block; +extern const struct amdgpu_ip_block_version gfx_v8_1_ip_block; #endif diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c index b13c8aaec078..1940d36bc304 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c @@ -1030,7 +1030,7 @@ static int gmc_v6_0_set_powergating_state(void *handle, return 0; } -const struct amd_ip_funcs gmc_v6_0_ip_funcs = { +static const struct amd_ip_funcs gmc_v6_0_ip_funcs = { .name = "gmc_v6_0", .early_init = gmc_v6_0_early_init, .late_init = gmc_v6_0_late_init, @@ -1069,3 +1069,11 @@ static void gmc_v6_0_set_irq_funcs(struct amdgpu_device *adev) adev->mc.vm_fault.funcs = &gmc_v6_0_irq_funcs; } +const struct amdgpu_ip_block_version gmc_v6_0_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_GMC, + .major = 6, + .minor = 0, + .rev = 0, + .funcs = &gmc_v6_0_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.h b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.h index 42c4fc676cd4..ed2f64dec47a 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.h +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.h @@ -24,6 +24,6 @@ #ifndef __GMC_V6_0_H__ #define __GMC_V6_0_H__ -extern const struct amd_ip_funcs gmc_v6_0_ip_funcs; +extern const struct amdgpu_ip_block_version gmc_v6_0_ip_block; #endif diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c index aa0c4b964621..3a25f72980c1 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c @@ -1235,7 +1235,7 @@ static int gmc_v7_0_set_powergating_state(void *handle, return 0; } -const struct amd_ip_funcs gmc_v7_0_ip_funcs = { +static const struct amd_ip_funcs gmc_v7_0_ip_funcs = { .name = "gmc_v7_0", .early_init = gmc_v7_0_early_init, .late_init = gmc_v7_0_late_init, @@ -1273,3 +1273,21 @@ static void gmc_v7_0_set_irq_funcs(struct amdgpu_device *adev) adev->mc.vm_fault.num_types = 1; adev->mc.vm_fault.funcs = &gmc_v7_0_irq_funcs; } + +const struct amdgpu_ip_block_version gmc_v7_0_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_GMC, + .major = 7, + .minor = 0, + .rev = 0, + .funcs = &gmc_v7_0_ip_funcs, +}; + +const struct amdgpu_ip_block_version gmc_v7_4_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_GMC, + .major = 7, + .minor = 4, + .rev = 0, + .funcs = &gmc_v7_0_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.h b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.h index 0b386b5d2f7a..ebce2966c1c7 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.h +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.h @@ -24,6 +24,7 @@ #ifndef __GMC_V7_0_H__ #define __GMC_V7_0_H__ -extern const struct amd_ip_funcs gmc_v7_0_ip_funcs; +extern const struct amdgpu_ip_block_version gmc_v7_0_ip_block; +extern const struct amdgpu_ip_block_version gmc_v7_4_ip_block; #endif diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c index c22ef140a542..74d7cc3f7e8c 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c @@ -1436,7 +1436,7 @@ static int gmc_v8_0_set_powergating_state(void *handle, return 0; } -const struct amd_ip_funcs gmc_v8_0_ip_funcs = { +static const struct amd_ip_funcs gmc_v8_0_ip_funcs = { .name = "gmc_v8_0", .early_init = gmc_v8_0_early_init, .late_init = gmc_v8_0_late_init, @@ -1477,3 +1477,30 @@ static void gmc_v8_0_set_irq_funcs(struct amdgpu_device *adev) adev->mc.vm_fault.num_types = 1; adev->mc.vm_fault.funcs = &gmc_v8_0_irq_funcs; } + +const struct amdgpu_ip_block_version gmc_v8_0_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_GMC, + .major = 8, + .minor = 0, + .rev = 0, + .funcs = &gmc_v8_0_ip_funcs, +}; + +const struct amdgpu_ip_block_version gmc_v8_1_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_GMC, + .major = 8, + .minor = 1, + .rev = 0, + .funcs = &gmc_v8_0_ip_funcs, +}; + +const struct amdgpu_ip_block_version gmc_v8_5_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_GMC, + .major = 8, + .minor = 5, + .rev = 0, + .funcs = &gmc_v8_0_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.h b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.h index fc5001a8119d..19b8a8aed204 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.h +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.h @@ -24,6 +24,8 @@ #ifndef __GMC_V8_0_H__ #define __GMC_V8_0_H__ -extern const struct amd_ip_funcs gmc_v8_0_ip_funcs; +extern const struct amdgpu_ip_block_version gmc_v8_0_ip_block; +extern const struct amdgpu_ip_block_version gmc_v8_1_ip_block; +extern const struct amdgpu_ip_block_version gmc_v8_5_ip_block; #endif diff --git a/drivers/gpu/drm/amd/amdgpu/iceland_ih.c b/drivers/gpu/drm/amd/amdgpu/iceland_ih.c index 3b8906ce3511..ac21bb7bc0f3 100644 --- a/drivers/gpu/drm/amd/amdgpu/iceland_ih.c +++ b/drivers/gpu/drm/amd/amdgpu/iceland_ih.c @@ -392,7 +392,7 @@ static int iceland_ih_set_powergating_state(void *handle, return 0; } -const struct amd_ip_funcs iceland_ih_ip_funcs = { +static const struct amd_ip_funcs iceland_ih_ip_funcs = { .name = "iceland_ih", .early_init = iceland_ih_early_init, .late_init = NULL, @@ -421,3 +421,11 @@ static void iceland_ih_set_interrupt_funcs(struct amdgpu_device *adev) adev->irq.ih_funcs = &iceland_ih_funcs; } +const struct amdgpu_ip_block_version iceland_ih_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_IH, + .major = 2, + .minor = 4, + .rev = 0, + .funcs = &iceland_ih_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/iceland_ih.h b/drivers/gpu/drm/amd/amdgpu/iceland_ih.h index 57558cddfbcb..3235f4277548 100644 --- a/drivers/gpu/drm/amd/amdgpu/iceland_ih.h +++ b/drivers/gpu/drm/amd/amdgpu/iceland_ih.h @@ -24,6 +24,6 @@ #ifndef __ICELAND_IH_H__ #define __ICELAND_IH_H__ -extern const struct amd_ip_funcs iceland_ih_ip_funcs; +extern const struct amdgpu_ip_block_version iceland_ih_ip_block; #endif /* __ICELAND_IH_H__ */ diff --git a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c index c3367d6f311a..42e5c9400f97 100644 --- a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c @@ -3292,3 +3292,12 @@ static void kv_dpm_set_irq_funcs(struct amdgpu_device *adev) adev->pm.dpm.thermal.irq.num_types = AMDGPU_THERMAL_IRQ_LAST; adev->pm.dpm.thermal.irq.funcs = &kv_dpm_irq_funcs; } + +const struct amdgpu_ip_block_version kv_dpm_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_SMC, + .major = 7, + .minor = 0, + .rev = 0, + .funcs = &kv_dpm_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c index 5859a106608b..03e8856b08ce 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c @@ -1187,7 +1187,7 @@ static int sdma_v2_4_set_powergating_state(void *handle, return 0; } -const struct amd_ip_funcs sdma_v2_4_ip_funcs = { +static const struct amd_ip_funcs sdma_v2_4_ip_funcs = { .name = "sdma_v2_4", .early_init = sdma_v2_4_early_init, .late_init = NULL, @@ -1340,3 +1340,12 @@ static void sdma_v2_4_set_vm_pte_funcs(struct amdgpu_device *adev) adev->vm_manager.vm_pte_num_rings = adev->sdma.num_instances; } } + +const struct amdgpu_ip_block_version sdma_v2_4_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_SDMA, + .major = 2, + .minor = 4, + .rev = 0, + .funcs = &sdma_v2_4_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.h b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.h index 07349f5ee10f..28b433729216 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.h +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.h @@ -24,6 +24,6 @@ #ifndef __SDMA_V2_4_H__ #define __SDMA_V2_4_H__ -extern const struct amd_ip_funcs sdma_v2_4_ip_funcs; +extern const struct amdgpu_ip_block_version sdma_v2_4_ip_block; #endif diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c index 24642f92b4b5..6172d01e985a 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c @@ -1527,7 +1527,7 @@ static int sdma_v3_0_set_powergating_state(void *handle, return 0; } -const struct amd_ip_funcs sdma_v3_0_ip_funcs = { +static const struct amd_ip_funcs sdma_v3_0_ip_funcs = { .name = "sdma_v3_0", .early_init = sdma_v3_0_early_init, .late_init = NULL, @@ -1683,3 +1683,21 @@ static void sdma_v3_0_set_vm_pte_funcs(struct amdgpu_device *adev) adev->vm_manager.vm_pte_num_rings = adev->sdma.num_instances; } } + +const struct amdgpu_ip_block_version sdma_v3_0_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_SDMA, + .major = 3, + .minor = 0, + .rev = 0, + .funcs = &sdma_v3_0_ip_funcs, +}; + +const struct amdgpu_ip_block_version sdma_v3_1_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_SDMA, + .major = 3, + .minor = 1, + .rev = 0, + .funcs = &sdma_v3_0_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.h b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.h index 0cb9698a3054..7aa223d35f1b 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.h +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.h @@ -24,6 +24,7 @@ #ifndef __SDMA_V3_0_H__ #define __SDMA_V3_0_H__ -extern const struct amd_ip_funcs sdma_v3_0_ip_funcs; +extern const struct amdgpu_ip_block_version sdma_v3_0_ip_block; +extern const struct amdgpu_ip_block_version sdma_v3_1_ip_block; #endif diff --git a/drivers/gpu/drm/amd/amdgpu/si.c b/drivers/gpu/drm/amd/amdgpu/si.c index 1d40c26de324..d2d79206bcf9 100644 --- a/drivers/gpu/drm/amd/amdgpu/si.c +++ b/drivers/gpu/drm/amd/amdgpu/si.c @@ -1812,7 +1812,7 @@ static int si_common_set_powergating_state(void *handle, return 0; } -const struct amd_ip_funcs si_common_ip_funcs = { +static const struct amd_ip_funcs si_common_ip_funcs = { .name = "si_common", .early_init = si_common_early_init, .late_init = NULL, @@ -1829,240 +1829,13 @@ const struct amd_ip_funcs si_common_ip_funcs = { .set_powergating_state = si_common_set_powergating_state, }; -static const struct amdgpu_ip_block_version verde_ip_blocks[] = +static const struct amdgpu_ip_block_version si_common_ip_block = { - { - .type = AMD_IP_BLOCK_TYPE_COMMON, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &si_common_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GMC, - .major = 6, - .minor = 0, - .rev = 0, - .funcs = &gmc_v6_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_IH, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &si_ih_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 6, - .minor = 0, - .rev = 0, - .funcs = &amdgpu_pp_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_DCE, - .major = 6, - .minor = 0, - .rev = 0, - .funcs = &dce_v6_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GFX, - .major = 6, - .minor = 0, - .rev = 0, - .funcs = &gfx_v6_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SDMA, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &si_dma_ip_funcs, - }, -/* { - .type = AMD_IP_BLOCK_TYPE_UVD, - .major = 3, - .minor = 1, - .rev = 0, - .funcs = &si_null_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_VCE, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &si_null_ip_funcs, - }, - */ -}; - - -static const struct amdgpu_ip_block_version verde_ip_blocks_vd[] = -{ - { - .type = AMD_IP_BLOCK_TYPE_COMMON, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &si_common_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GMC, - .major = 6, - .minor = 0, - .rev = 0, - .funcs = &gmc_v6_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_IH, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &si_ih_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 6, - .minor = 0, - .rev = 0, - .funcs = &amdgpu_pp_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_DCE, - .major = 6, - .minor = 0, - .rev = 0, - .funcs = &dce_virtual_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GFX, - .major = 6, - .minor = 0, - .rev = 0, - .funcs = &gfx_v6_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SDMA, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &si_dma_ip_funcs, - }, -/* { - .type = AMD_IP_BLOCK_TYPE_UVD, - .major = 3, - .minor = 1, - .rev = 0, - .funcs = &si_null_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_VCE, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &si_null_ip_funcs, - }, - */ -}; - -static const struct amdgpu_ip_block_version hainan_ip_blocks[] = -{ - { - .type = AMD_IP_BLOCK_TYPE_COMMON, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &si_common_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GMC, - .major = 6, - .minor = 0, - .rev = 0, - .funcs = &gmc_v6_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_IH, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &si_ih_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 6, - .minor = 0, - .rev = 0, - .funcs = &amdgpu_pp_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GFX, - .major = 6, - .minor = 0, - .rev = 0, - .funcs = &gfx_v6_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SDMA, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &si_dma_ip_funcs, - }, -}; - -static const struct amdgpu_ip_block_version hainan_ip_blocks_vd[] = -{ - { - .type = AMD_IP_BLOCK_TYPE_COMMON, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &si_common_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GMC, - .major = 6, - .minor = 0, - .rev = 0, - .funcs = &gmc_v6_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_IH, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &si_ih_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 6, - .minor = 0, - .rev = 0, - .funcs = &amdgpu_pp_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_DCE, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &dce_virtual_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GFX, - .major = 6, - .minor = 0, - .rev = 0, - .funcs = &gfx_v6_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SDMA, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &si_dma_ip_funcs, - }, + .type = AMD_IP_BLOCK_TYPE_COMMON, + .major = 1, + .minor = 0, + .rev = 0, + .funcs = &si_common_ip_funcs, }; int si_set_ip_blocks(struct amdgpu_device *adev) @@ -2071,23 +1844,42 @@ int si_set_ip_blocks(struct amdgpu_device *adev) case CHIP_VERDE: case CHIP_TAHITI: case CHIP_PITCAIRN: + amdgpu_ip_block_add(adev, &si_common_ip_block); + amdgpu_ip_block_add(adev, &gmc_v6_0_ip_block); + amdgpu_ip_block_add(adev, &si_ih_ip_block); + amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block); + if (adev->enable_virtual_display) + amdgpu_ip_block_add(adev, &dce_virtual_ip_block); + else + amdgpu_ip_block_add(adev, &dce_v6_0_ip_block); + amdgpu_ip_block_add(adev, &gfx_v6_0_ip_block); + amdgpu_ip_block_add(adev, &si_dma_ip_block); + /* amdgpu_ip_block_add(adev, &uvd_v3_1_ip_block); */ + /* amdgpu_ip_block_add(adev, &vce_v1_0_ip_block); */ + break; case CHIP_OLAND: - if (adev->enable_virtual_display) { - adev->ip_blocks = verde_ip_blocks_vd; - adev->num_ip_blocks = ARRAY_SIZE(verde_ip_blocks_vd); - } else { - adev->ip_blocks = verde_ip_blocks; - adev->num_ip_blocks = ARRAY_SIZE(verde_ip_blocks); - } + amdgpu_ip_block_add(adev, &si_common_ip_block); + amdgpu_ip_block_add(adev, &gmc_v6_0_ip_block); + amdgpu_ip_block_add(adev, &si_ih_ip_block); + amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block); + if (adev->enable_virtual_display) + amdgpu_ip_block_add(adev, &dce_virtual_ip_block); + else + amdgpu_ip_block_add(adev, &dce_v6_4_ip_block); + amdgpu_ip_block_add(adev, &gfx_v6_0_ip_block); + amdgpu_ip_block_add(adev, &si_dma_ip_block); + /* amdgpu_ip_block_add(adev, &uvd_v3_1_ip_block); */ + /* amdgpu_ip_block_add(adev, &vce_v1_0_ip_block); */ break; case CHIP_HAINAN: - if (adev->enable_virtual_display) { - adev->ip_blocks = hainan_ip_blocks_vd; - adev->num_ip_blocks = ARRAY_SIZE(hainan_ip_blocks_vd); - } else { - adev->ip_blocks = hainan_ip_blocks; - adev->num_ip_blocks = ARRAY_SIZE(hainan_ip_blocks); - } + amdgpu_ip_block_add(adev, &si_common_ip_block); + amdgpu_ip_block_add(adev, &gmc_v6_0_ip_block); + amdgpu_ip_block_add(adev, &si_ih_ip_block); + amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block); + if (adev->enable_virtual_display) + amdgpu_ip_block_add(adev, &dce_virtual_ip_block); + amdgpu_ip_block_add(adev, &gfx_v6_0_ip_block); + amdgpu_ip_block_add(adev, &si_dma_ip_block); break; default: BUG(); diff --git a/drivers/gpu/drm/amd/amdgpu/si.h b/drivers/gpu/drm/amd/amdgpu/si.h index 959d7b63e0e5..589225080c24 100644 --- a/drivers/gpu/drm/amd/amdgpu/si.h +++ b/drivers/gpu/drm/amd/amdgpu/si.h @@ -24,8 +24,6 @@ #ifndef __SI_H__ #define __SI_H__ -extern const struct amd_ip_funcs si_common_ip_funcs; - void si_srbm_select(struct amdgpu_device *adev, u32 me, u32 pipe, u32 queue, u32 vmid); int si_set_ip_blocks(struct amdgpu_device *adev); diff --git a/drivers/gpu/drm/amd/amdgpu/si_dma.c b/drivers/gpu/drm/amd/amdgpu/si_dma.c index 7fece1fe4130..14265c5c349e 100644 --- a/drivers/gpu/drm/amd/amdgpu/si_dma.c +++ b/drivers/gpu/drm/amd/amdgpu/si_dma.c @@ -745,7 +745,7 @@ static int si_dma_set_powergating_state(void *handle, return 0; } -const struct amd_ip_funcs si_dma_ip_funcs = { +static const struct amd_ip_funcs si_dma_ip_funcs = { .name = "si_dma", .early_init = si_dma_early_init, .late_init = NULL, @@ -903,3 +903,12 @@ static void si_dma_set_vm_pte_funcs(struct amdgpu_device *adev) adev->vm_manager.vm_pte_num_rings = adev->sdma.num_instances; } } + +const struct amdgpu_ip_block_version si_dma_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_SDMA, + .major = 1, + .minor = 0, + .rev = 0, + .funcs = &si_dma_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/si_dma.h b/drivers/gpu/drm/amd/amdgpu/si_dma.h index 3a3e0c78a54b..5ac1b8452fb4 100644 --- a/drivers/gpu/drm/amd/amdgpu/si_dma.h +++ b/drivers/gpu/drm/amd/amdgpu/si_dma.h @@ -24,6 +24,6 @@ #ifndef __SI_DMA_H__ #define __SI_DMA_H__ -extern const struct amd_ip_funcs si_dma_ip_funcs; +extern const struct amdgpu_ip_block_version si_dma_ip_block; #endif diff --git a/drivers/gpu/drm/amd/amdgpu/si_dpm.c b/drivers/gpu/drm/amd/amdgpu/si_dpm.c index 38b4b9789584..6e6c7cee3332 100644 --- a/drivers/gpu/drm/amd/amdgpu/si_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/si_dpm.c @@ -8011,3 +8011,11 @@ static void si_dpm_set_irq_funcs(struct amdgpu_device *adev) adev->pm.dpm.thermal.irq.funcs = &si_dpm_irq_funcs; } +const struct amdgpu_ip_block_version si_dpm_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_SMC, + .major = 6, + .minor = 0, + .rev = 0, + .funcs = &si_dpm_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/si_ih.c b/drivers/gpu/drm/amd/amdgpu/si_ih.c index 8fae3d4a2360..db0f36846661 100644 --- a/drivers/gpu/drm/amd/amdgpu/si_ih.c +++ b/drivers/gpu/drm/amd/amdgpu/si_ih.c @@ -268,7 +268,7 @@ static int si_ih_set_powergating_state(void *handle, return 0; } -const struct amd_ip_funcs si_ih_ip_funcs = { +static const struct amd_ip_funcs si_ih_ip_funcs = { .name = "si_ih", .early_init = si_ih_early_init, .late_init = NULL, @@ -297,3 +297,11 @@ static void si_ih_set_interrupt_funcs(struct amdgpu_device *adev) adev->irq.ih_funcs = &si_ih_funcs; } +const struct amdgpu_ip_block_version si_ih_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_IH, + .major = 1, + .minor = 0, + .rev = 0, + .funcs = &si_ih_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/si_ih.h b/drivers/gpu/drm/amd/amdgpu/si_ih.h index f3e3a954369c..42e64a53e24f 100644 --- a/drivers/gpu/drm/amd/amdgpu/si_ih.h +++ b/drivers/gpu/drm/amd/amdgpu/si_ih.h @@ -24,6 +24,6 @@ #ifndef __SI_IH_H__ #define __SI_IH_H__ -extern const struct amd_ip_funcs si_ih_ip_funcs; +extern const struct amdgpu_ip_block_version si_ih_ip_block; #endif diff --git a/drivers/gpu/drm/amd/amdgpu/tonga_ih.c b/drivers/gpu/drm/amd/amdgpu/tonga_ih.c index b4ea229bb449..52b71ee58793 100644 --- a/drivers/gpu/drm/amd/amdgpu/tonga_ih.c +++ b/drivers/gpu/drm/amd/amdgpu/tonga_ih.c @@ -455,7 +455,7 @@ static int tonga_ih_set_powergating_state(void *handle, return 0; } -const struct amd_ip_funcs tonga_ih_ip_funcs = { +static const struct amd_ip_funcs tonga_ih_ip_funcs = { .name = "tonga_ih", .early_init = tonga_ih_early_init, .late_init = NULL, @@ -487,3 +487,11 @@ static void tonga_ih_set_interrupt_funcs(struct amdgpu_device *adev) adev->irq.ih_funcs = &tonga_ih_funcs; } +const struct amdgpu_ip_block_version tonga_ih_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_IH, + .major = 3, + .minor = 0, + .rev = 0, + .funcs = &tonga_ih_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/tonga_ih.h b/drivers/gpu/drm/amd/amdgpu/tonga_ih.h index 7392d70fa4a7..499027eee5c2 100644 --- a/drivers/gpu/drm/amd/amdgpu/tonga_ih.h +++ b/drivers/gpu/drm/amd/amdgpu/tonga_ih.h @@ -24,6 +24,6 @@ #ifndef __TONGA_IH_H__ #define __TONGA_IH_H__ -extern const struct amd_ip_funcs tonga_ih_ip_funcs; +extern const struct amdgpu_ip_block_version tonga_ih_ip_block; -#endif /* __CZ_IH_H__ */ +#endif /* __TONGA_IH_H__ */ diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c index 1bab75afba5d..3c2dce67b5f3 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c @@ -723,7 +723,7 @@ static int uvd_v4_2_set_powergating_state(void *handle, } } -const struct amd_ip_funcs uvd_v4_2_ip_funcs = { +static const struct amd_ip_funcs uvd_v4_2_ip_funcs = { .name = "uvd_v4_2", .early_init = uvd_v4_2_early_init, .late_init = NULL, @@ -780,3 +780,12 @@ static void uvd_v4_2_set_irq_funcs(struct amdgpu_device *adev) adev->uvd.irq.num_types = 1; adev->uvd.irq.funcs = &uvd_v4_2_irq_funcs; } + +const struct amdgpu_ip_block_version uvd_v4_2_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_UVD, + .major = 4, + .minor = 2, + .rev = 0, + .funcs = &uvd_v4_2_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.h b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.h index 0a615dd50840..8a0444bb8b95 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.h +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.h @@ -24,6 +24,6 @@ #ifndef __UVD_V4_2_H__ #define __UVD_V4_2_H__ -extern const struct amd_ip_funcs uvd_v4_2_ip_funcs; +extern const struct amdgpu_ip_block_version uvd_v4_2_ip_block; #endif diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c index ec848fc57f70..05088ec4c41b 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c @@ -774,7 +774,7 @@ static int uvd_v5_0_set_powergating_state(void *handle, } } -const struct amd_ip_funcs uvd_v5_0_ip_funcs = { +static const struct amd_ip_funcs uvd_v5_0_ip_funcs = { .name = "uvd_v5_0", .early_init = uvd_v5_0_early_init, .late_init = NULL, @@ -831,3 +831,12 @@ static void uvd_v5_0_set_irq_funcs(struct amdgpu_device *adev) adev->uvd.irq.num_types = 1; adev->uvd.irq.funcs = &uvd_v5_0_irq_funcs; } + +const struct amdgpu_ip_block_version uvd_v5_0_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_UVD, + .major = 5, + .minor = 0, + .rev = 0, + .funcs = &uvd_v5_0_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.h b/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.h index e3b3c49fa5de..2eaaea793ac5 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.h +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.h @@ -24,6 +24,6 @@ #ifndef __UVD_V5_0_H__ #define __UVD_V5_0_H__ -extern const struct amd_ip_funcs uvd_v5_0_ip_funcs; +extern const struct amdgpu_ip_block_version uvd_v5_0_ip_block; #endif diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c index be912933b073..2e2baa614b28 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c @@ -1001,7 +1001,7 @@ static int uvd_v6_0_set_powergating_state(void *handle, } } -const struct amd_ip_funcs uvd_v6_0_ip_funcs = { +static const struct amd_ip_funcs uvd_v6_0_ip_funcs = { .name = "uvd_v6_0", .early_init = uvd_v6_0_early_init, .late_init = NULL, @@ -1096,3 +1096,30 @@ static void uvd_v6_0_set_irq_funcs(struct amdgpu_device *adev) adev->uvd.irq.num_types = 1; adev->uvd.irq.funcs = &uvd_v6_0_irq_funcs; } + +const struct amdgpu_ip_block_version uvd_v6_0_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_UVD, + .major = 6, + .minor = 0, + .rev = 0, + .funcs = &uvd_v6_0_ip_funcs, +}; + +const struct amdgpu_ip_block_version uvd_v6_2_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_UVD, + .major = 6, + .minor = 2, + .rev = 0, + .funcs = &uvd_v6_0_ip_funcs, +}; + +const struct amdgpu_ip_block_version uvd_v6_3_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_UVD, + .major = 6, + .minor = 3, + .rev = 0, + .funcs = &uvd_v6_0_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.h b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.h index 6b92a2352986..d3d48c6428cd 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.h +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.h @@ -24,6 +24,8 @@ #ifndef __UVD_V6_0_H__ #define __UVD_V6_0_H__ -extern const struct amd_ip_funcs uvd_v6_0_ip_funcs; +extern const struct amdgpu_ip_block_version uvd_v6_0_ip_block; +extern const struct amdgpu_ip_block_version uvd_v6_2_ip_block; +extern const struct amdgpu_ip_block_version uvd_v6_3_ip_block; #endif diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c index d58583983b11..38ed903dd6f8 100644 --- a/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vce_v2_0.c @@ -592,7 +592,7 @@ static int vce_v2_0_set_powergating_state(void *handle, return vce_v2_0_start(adev); } -const struct amd_ip_funcs vce_v2_0_ip_funcs = { +static const struct amd_ip_funcs vce_v2_0_ip_funcs = { .name = "vce_v2_0", .early_init = vce_v2_0_early_init, .late_init = NULL, @@ -647,3 +647,12 @@ static void vce_v2_0_set_irq_funcs(struct amdgpu_device *adev) adev->vce.irq.num_types = 1; adev->vce.irq.funcs = &vce_v2_0_irq_funcs; }; + +const struct amdgpu_ip_block_version vce_v2_0_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_VCE, + .major = 2, + .minor = 0, + .rev = 0, + .funcs = &vce_v2_0_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v2_0.h b/drivers/gpu/drm/amd/amdgpu/vce_v2_0.h index 0d2ae8a01acd..4d15167654a6 100644 --- a/drivers/gpu/drm/amd/amdgpu/vce_v2_0.h +++ b/drivers/gpu/drm/amd/amdgpu/vce_v2_0.h @@ -24,6 +24,6 @@ #ifndef __VCE_V2_0_H__ #define __VCE_V2_0_H__ -extern const struct amd_ip_funcs vce_v2_0_ip_funcs; +extern const struct amdgpu_ip_block_version vce_v2_0_ip_block; #endif diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c index 589fff19aa78..3f899e3326d3 100644 --- a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c @@ -807,7 +807,7 @@ static void vce_v3_0_emit_pipeline_sync(struct amdgpu_ring *ring) amdgpu_ring_write(ring, seq); } -const struct amd_ip_funcs vce_v3_0_ip_funcs = { +static const struct amd_ip_funcs vce_v3_0_ip_funcs = { .name = "vce_v3_0", .early_init = vce_v3_0_early_init, .late_init = NULL, @@ -898,3 +898,30 @@ static void vce_v3_0_set_irq_funcs(struct amdgpu_device *adev) adev->vce.irq.num_types = 1; adev->vce.irq.funcs = &vce_v3_0_irq_funcs; }; + +const struct amdgpu_ip_block_version vce_v3_0_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_VCE, + .major = 3, + .minor = 0, + .rev = 0, + .funcs = &vce_v3_0_ip_funcs, +}; + +const struct amdgpu_ip_block_version vce_v3_1_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_VCE, + .major = 3, + .minor = 1, + .rev = 0, + .funcs = &vce_v3_0_ip_funcs, +}; + +const struct amdgpu_ip_block_version vce_v3_4_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_VCE, + .major = 3, + .minor = 4, + .rev = 0, + .funcs = &vce_v3_0_ip_funcs, +}; diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.h b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.h index b45af65da81f..08b908c7de0f 100644 --- a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.h +++ b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.h @@ -24,6 +24,8 @@ #ifndef __VCE_V3_0_H__ #define __VCE_V3_0_H__ -extern const struct amd_ip_funcs vce_v3_0_ip_funcs; +extern const struct amdgpu_ip_block_version vce_v3_0_ip_block; +extern const struct amdgpu_ip_block_version vce_v3_1_ip_block; +extern const struct amdgpu_ip_block_version vce_v3_4_ip_block; #endif diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c index 82f72cd1aebe..e33399cd1376 100644 --- a/drivers/gpu/drm/amd/amdgpu/vi.c +++ b/drivers/gpu/drm/amd/amdgpu/vi.c @@ -858,734 +858,6 @@ static void vi_enable_doorbell_aperture(struct amdgpu_device *adev, WREG32(mmBIF_DOORBELL_APER_EN, tmp); } -/* topaz has no DCE, UVD, VCE */ -static const struct amdgpu_ip_block_version topaz_ip_blocks[] = -{ - /* ORDER MATTERS! */ - { - .type = AMD_IP_BLOCK_TYPE_COMMON, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &vi_common_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GMC, - .major = 7, - .minor = 4, - .rev = 0, - .funcs = &gmc_v7_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_IH, - .major = 2, - .minor = 4, - .rev = 0, - .funcs = &iceland_ih_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 7, - .minor = 1, - .rev = 0, - .funcs = &amdgpu_pp_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GFX, - .major = 8, - .minor = 0, - .rev = 0, - .funcs = &gfx_v8_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SDMA, - .major = 2, - .minor = 4, - .rev = 0, - .funcs = &sdma_v2_4_ip_funcs, - }, -}; - -static const struct amdgpu_ip_block_version topaz_ip_blocks_vd[] = -{ - /* ORDER MATTERS! */ - { - .type = AMD_IP_BLOCK_TYPE_COMMON, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &vi_common_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GMC, - .major = 7, - .minor = 4, - .rev = 0, - .funcs = &gmc_v7_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_IH, - .major = 2, - .minor = 4, - .rev = 0, - .funcs = &iceland_ih_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 7, - .minor = 1, - .rev = 0, - .funcs = &amdgpu_pp_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_DCE, - .major = 1, - .minor = 0, - .rev = 0, - .funcs = &dce_virtual_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GFX, - .major = 8, - .minor = 0, - .rev = 0, - .funcs = &gfx_v8_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SDMA, - .major = 2, - .minor = 4, - .rev = 0, - .funcs = &sdma_v2_4_ip_funcs, - }, -}; - -static const struct amdgpu_ip_block_version tonga_ip_blocks[] = -{ - /* ORDER MATTERS! */ - { - .type = AMD_IP_BLOCK_TYPE_COMMON, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &vi_common_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GMC, - .major = 8, - .minor = 0, - .rev = 0, - .funcs = &gmc_v8_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_IH, - .major = 3, - .minor = 0, - .rev = 0, - .funcs = &tonga_ih_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 7, - .minor = 1, - .rev = 0, - .funcs = &amdgpu_pp_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_DCE, - .major = 10, - .minor = 0, - .rev = 0, - .funcs = &dce_v10_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GFX, - .major = 8, - .minor = 0, - .rev = 0, - .funcs = &gfx_v8_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SDMA, - .major = 3, - .minor = 0, - .rev = 0, - .funcs = &sdma_v3_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_UVD, - .major = 5, - .minor = 0, - .rev = 0, - .funcs = &uvd_v5_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_VCE, - .major = 3, - .minor = 0, - .rev = 0, - .funcs = &vce_v3_0_ip_funcs, - }, -}; - -static const struct amdgpu_ip_block_version tonga_ip_blocks_vd[] = -{ - /* ORDER MATTERS! */ - { - .type = AMD_IP_BLOCK_TYPE_COMMON, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &vi_common_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GMC, - .major = 8, - .minor = 0, - .rev = 0, - .funcs = &gmc_v8_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_IH, - .major = 3, - .minor = 0, - .rev = 0, - .funcs = &tonga_ih_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 7, - .minor = 1, - .rev = 0, - .funcs = &amdgpu_pp_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_DCE, - .major = 10, - .minor = 0, - .rev = 0, - .funcs = &dce_virtual_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GFX, - .major = 8, - .minor = 0, - .rev = 0, - .funcs = &gfx_v8_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SDMA, - .major = 3, - .minor = 0, - .rev = 0, - .funcs = &sdma_v3_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_UVD, - .major = 5, - .minor = 0, - .rev = 0, - .funcs = &uvd_v5_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_VCE, - .major = 3, - .minor = 0, - .rev = 0, - .funcs = &vce_v3_0_ip_funcs, - }, -}; - -static const struct amdgpu_ip_block_version fiji_ip_blocks[] = -{ - /* ORDER MATTERS! */ - { - .type = AMD_IP_BLOCK_TYPE_COMMON, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &vi_common_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GMC, - .major = 8, - .minor = 5, - .rev = 0, - .funcs = &gmc_v8_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_IH, - .major = 3, - .minor = 0, - .rev = 0, - .funcs = &tonga_ih_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 7, - .minor = 1, - .rev = 0, - .funcs = &amdgpu_pp_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_DCE, - .major = 10, - .minor = 1, - .rev = 0, - .funcs = &dce_v10_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GFX, - .major = 8, - .minor = 0, - .rev = 0, - .funcs = &gfx_v8_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SDMA, - .major = 3, - .minor = 0, - .rev = 0, - .funcs = &sdma_v3_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_UVD, - .major = 6, - .minor = 0, - .rev = 0, - .funcs = &uvd_v6_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_VCE, - .major = 3, - .minor = 0, - .rev = 0, - .funcs = &vce_v3_0_ip_funcs, - }, -}; - -static const struct amdgpu_ip_block_version fiji_ip_blocks_vd[] = -{ - /* ORDER MATTERS! */ - { - .type = AMD_IP_BLOCK_TYPE_COMMON, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &vi_common_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GMC, - .major = 8, - .minor = 5, - .rev = 0, - .funcs = &gmc_v8_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_IH, - .major = 3, - .minor = 0, - .rev = 0, - .funcs = &tonga_ih_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 7, - .minor = 1, - .rev = 0, - .funcs = &amdgpu_pp_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_DCE, - .major = 10, - .minor = 1, - .rev = 0, - .funcs = &dce_virtual_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GFX, - .major = 8, - .minor = 0, - .rev = 0, - .funcs = &gfx_v8_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SDMA, - .major = 3, - .minor = 0, - .rev = 0, - .funcs = &sdma_v3_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_UVD, - .major = 6, - .minor = 0, - .rev = 0, - .funcs = &uvd_v6_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_VCE, - .major = 3, - .minor = 0, - .rev = 0, - .funcs = &vce_v3_0_ip_funcs, - }, -}; - -static const struct amdgpu_ip_block_version polaris11_ip_blocks[] = -{ - /* ORDER MATTERS! */ - { - .type = AMD_IP_BLOCK_TYPE_COMMON, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &vi_common_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GMC, - .major = 8, - .minor = 1, - .rev = 0, - .funcs = &gmc_v8_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_IH, - .major = 3, - .minor = 1, - .rev = 0, - .funcs = &tonga_ih_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 7, - .minor = 2, - .rev = 0, - .funcs = &amdgpu_pp_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_DCE, - .major = 11, - .minor = 2, - .rev = 0, - .funcs = &dce_v11_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GFX, - .major = 8, - .minor = 0, - .rev = 0, - .funcs = &gfx_v8_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SDMA, - .major = 3, - .minor = 1, - .rev = 0, - .funcs = &sdma_v3_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_UVD, - .major = 6, - .minor = 3, - .rev = 0, - .funcs = &uvd_v6_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_VCE, - .major = 3, - .minor = 4, - .rev = 0, - .funcs = &vce_v3_0_ip_funcs, - }, -}; - -static const struct amdgpu_ip_block_version polaris11_ip_blocks_vd[] = -{ - /* ORDER MATTERS! */ - { - .type = AMD_IP_BLOCK_TYPE_COMMON, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &vi_common_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GMC, - .major = 8, - .minor = 1, - .rev = 0, - .funcs = &gmc_v8_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_IH, - .major = 3, - .minor = 1, - .rev = 0, - .funcs = &tonga_ih_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 7, - .minor = 2, - .rev = 0, - .funcs = &amdgpu_pp_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_DCE, - .major = 11, - .minor = 2, - .rev = 0, - .funcs = &dce_virtual_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GFX, - .major = 8, - .minor = 0, - .rev = 0, - .funcs = &gfx_v8_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SDMA, - .major = 3, - .minor = 1, - .rev = 0, - .funcs = &sdma_v3_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_UVD, - .major = 6, - .minor = 3, - .rev = 0, - .funcs = &uvd_v6_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_VCE, - .major = 3, - .minor = 4, - .rev = 0, - .funcs = &vce_v3_0_ip_funcs, - }, -}; - -static const struct amdgpu_ip_block_version cz_ip_blocks[] = -{ - /* ORDER MATTERS! */ - { - .type = AMD_IP_BLOCK_TYPE_COMMON, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &vi_common_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GMC, - .major = 8, - .minor = 0, - .rev = 0, - .funcs = &gmc_v8_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_IH, - .major = 3, - .minor = 0, - .rev = 0, - .funcs = &cz_ih_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 8, - .minor = 0, - .rev = 0, - .funcs = &amdgpu_pp_ip_funcs - }, - { - .type = AMD_IP_BLOCK_TYPE_DCE, - .major = 11, - .minor = 0, - .rev = 0, - .funcs = &dce_v11_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GFX, - .major = 8, - .minor = 0, - .rev = 0, - .funcs = &gfx_v8_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SDMA, - .major = 3, - .minor = 0, - .rev = 0, - .funcs = &sdma_v3_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_UVD, - .major = 6, - .minor = 0, - .rev = 0, - .funcs = &uvd_v6_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_VCE, - .major = 3, - .minor = 0, - .rev = 0, - .funcs = &vce_v3_0_ip_funcs, - }, -#if defined(CONFIG_DRM_AMD_ACP) - { - .type = AMD_IP_BLOCK_TYPE_ACP, - .major = 2, - .minor = 2, - .rev = 0, - .funcs = &acp_ip_funcs, - }, -#endif -}; - -static const struct amdgpu_ip_block_version cz_ip_blocks_vd[] = -{ - /* ORDER MATTERS! */ - { - .type = AMD_IP_BLOCK_TYPE_COMMON, - .major = 2, - .minor = 0, - .rev = 0, - .funcs = &vi_common_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GMC, - .major = 8, - .minor = 0, - .rev = 0, - .funcs = &gmc_v8_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_IH, - .major = 3, - .minor = 0, - .rev = 0, - .funcs = &cz_ih_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SMC, - .major = 8, - .minor = 0, - .rev = 0, - .funcs = &amdgpu_pp_ip_funcs - }, - { - .type = AMD_IP_BLOCK_TYPE_DCE, - .major = 11, - .minor = 0, - .rev = 0, - .funcs = &dce_virtual_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_GFX, - .major = 8, - .minor = 0, - .rev = 0, - .funcs = &gfx_v8_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_SDMA, - .major = 3, - .minor = 0, - .rev = 0, - .funcs = &sdma_v3_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_UVD, - .major = 6, - .minor = 0, - .rev = 0, - .funcs = &uvd_v6_0_ip_funcs, - }, - { - .type = AMD_IP_BLOCK_TYPE_VCE, - .major = 3, - .minor = 0, - .rev = 0, - .funcs = &vce_v3_0_ip_funcs, - }, -#if defined(CONFIG_DRM_AMD_ACP) - { - .type = AMD_IP_BLOCK_TYPE_ACP, - .major = 2, - .minor = 2, - .rev = 0, - .funcs = &acp_ip_funcs, - }, -#endif -}; - -int vi_set_ip_blocks(struct amdgpu_device *adev) -{ - if (adev->enable_virtual_display) { - switch (adev->asic_type) { - case CHIP_TOPAZ: - adev->ip_blocks = topaz_ip_blocks_vd; - adev->num_ip_blocks = ARRAY_SIZE(topaz_ip_blocks_vd); - break; - case CHIP_FIJI: - adev->ip_blocks = fiji_ip_blocks_vd; - adev->num_ip_blocks = ARRAY_SIZE(fiji_ip_blocks_vd); - break; - case CHIP_TONGA: - adev->ip_blocks = tonga_ip_blocks_vd; - adev->num_ip_blocks = ARRAY_SIZE(tonga_ip_blocks_vd); - break; - case CHIP_POLARIS11: - case CHIP_POLARIS10: - adev->ip_blocks = polaris11_ip_blocks_vd; - adev->num_ip_blocks = ARRAY_SIZE(polaris11_ip_blocks_vd); - break; - - case CHIP_CARRIZO: - case CHIP_STONEY: - adev->ip_blocks = cz_ip_blocks_vd; - adev->num_ip_blocks = ARRAY_SIZE(cz_ip_blocks_vd); - break; - default: - /* FIXME: not supported yet */ - return -EINVAL; - } - } else { - switch (adev->asic_type) { - case CHIP_TOPAZ: - adev->ip_blocks = topaz_ip_blocks; - adev->num_ip_blocks = ARRAY_SIZE(topaz_ip_blocks); - break; - case CHIP_FIJI: - adev->ip_blocks = fiji_ip_blocks; - adev->num_ip_blocks = ARRAY_SIZE(fiji_ip_blocks); - break; - case CHIP_TONGA: - adev->ip_blocks = tonga_ip_blocks; - adev->num_ip_blocks = ARRAY_SIZE(tonga_ip_blocks); - break; - case CHIP_POLARIS11: - case CHIP_POLARIS10: - adev->ip_blocks = polaris11_ip_blocks; - adev->num_ip_blocks = ARRAY_SIZE(polaris11_ip_blocks); - break; - case CHIP_CARRIZO: - case CHIP_STONEY: - adev->ip_blocks = cz_ip_blocks; - adev->num_ip_blocks = ARRAY_SIZE(cz_ip_blocks); - break; - default: - /* FIXME: not supported yet */ - return -EINVAL; - } - } - - return 0; -} - #define ATI_REV_ID_FUSE_MACRO__ADDRESS 0xC0014044 #define ATI_REV_ID_FUSE_MACRO__SHIFT 9 #define ATI_REV_ID_FUSE_MACRO__MASK 0x00001E00 @@ -1985,7 +1257,7 @@ static int vi_common_set_powergating_state(void *handle, return 0; } -const struct amd_ip_funcs vi_common_ip_funcs = { +static const struct amd_ip_funcs vi_common_ip_funcs = { .name = "vi_common", .early_init = vi_common_early_init, .late_init = NULL, @@ -2002,3 +1274,110 @@ const struct amd_ip_funcs vi_common_ip_funcs = { .set_powergating_state = vi_common_set_powergating_state, }; +static const struct amdgpu_ip_block_version vi_common_ip_block = +{ + .type = AMD_IP_BLOCK_TYPE_COMMON, + .major = 1, + .minor = 0, + .rev = 0, + .funcs = &vi_common_ip_funcs, +}; + +int vi_set_ip_blocks(struct amdgpu_device *adev) +{ + switch (adev->asic_type) { + case CHIP_TOPAZ: + /* topaz has no DCE, UVD, VCE */ + amdgpu_ip_block_add(adev, &vi_common_ip_block); + amdgpu_ip_block_add(adev, &gmc_v7_4_ip_block); + amdgpu_ip_block_add(adev, &iceland_ih_ip_block); + amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block); + if (adev->enable_virtual_display) + amdgpu_ip_block_add(adev, &dce_virtual_ip_block); + amdgpu_ip_block_add(adev, &gfx_v8_0_ip_block); + amdgpu_ip_block_add(adev, &sdma_v2_4_ip_block); + break; + case CHIP_FIJI: + amdgpu_ip_block_add(adev, &vi_common_ip_block); + amdgpu_ip_block_add(adev, &gmc_v8_5_ip_block); + amdgpu_ip_block_add(adev, &tonga_ih_ip_block); + amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block); + if (adev->enable_virtual_display) + amdgpu_ip_block_add(adev, &dce_virtual_ip_block); + else + amdgpu_ip_block_add(adev, &dce_v10_1_ip_block); + amdgpu_ip_block_add(adev, &gfx_v8_0_ip_block); + amdgpu_ip_block_add(adev, &sdma_v3_0_ip_block); + amdgpu_ip_block_add(adev, &uvd_v6_0_ip_block); + amdgpu_ip_block_add(adev, &vce_v3_0_ip_block); + break; + case CHIP_TONGA: + amdgpu_ip_block_add(adev, &vi_common_ip_block); + amdgpu_ip_block_add(adev, &gmc_v8_0_ip_block); + amdgpu_ip_block_add(adev, &tonga_ih_ip_block); + amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block); + if (adev->enable_virtual_display) + amdgpu_ip_block_add(adev, &dce_virtual_ip_block); + else + amdgpu_ip_block_add(adev, &dce_v10_0_ip_block); + amdgpu_ip_block_add(adev, &gfx_v8_0_ip_block); + amdgpu_ip_block_add(adev, &sdma_v3_0_ip_block); + amdgpu_ip_block_add(adev, &uvd_v5_0_ip_block); + amdgpu_ip_block_add(adev, &vce_v3_0_ip_block); + break; + case CHIP_POLARIS11: + case CHIP_POLARIS10: + amdgpu_ip_block_add(adev, &vi_common_ip_block); + amdgpu_ip_block_add(adev, &gmc_v8_1_ip_block); + amdgpu_ip_block_add(adev, &tonga_ih_ip_block); + amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block); + if (adev->enable_virtual_display) + amdgpu_ip_block_add(adev, &dce_virtual_ip_block); + else + amdgpu_ip_block_add(adev, &dce_v11_2_ip_block); + amdgpu_ip_block_add(adev, &gfx_v8_0_ip_block); + amdgpu_ip_block_add(adev, &sdma_v3_1_ip_block); + amdgpu_ip_block_add(adev, &uvd_v6_3_ip_block); + amdgpu_ip_block_add(adev, &vce_v3_4_ip_block); + break; + case CHIP_CARRIZO: + amdgpu_ip_block_add(adev, &vi_common_ip_block); + amdgpu_ip_block_add(adev, &gmc_v8_0_ip_block); + amdgpu_ip_block_add(adev, &cz_ih_ip_block); + amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block); + if (adev->enable_virtual_display) + amdgpu_ip_block_add(adev, &dce_virtual_ip_block); + else + amdgpu_ip_block_add(adev, &dce_v11_0_ip_block); + amdgpu_ip_block_add(adev, &gfx_v8_0_ip_block); + amdgpu_ip_block_add(adev, &sdma_v3_0_ip_block); + amdgpu_ip_block_add(adev, &uvd_v6_0_ip_block); + amdgpu_ip_block_add(adev, &vce_v3_1_ip_block); +#if defined(CONFIG_DRM_AMD_ACP) + amdgpu_ip_block_add(adev, &acp_ip_block); +#endif + break; + case CHIP_STONEY: + amdgpu_ip_block_add(adev, &vi_common_ip_block); + amdgpu_ip_block_add(adev, &gmc_v8_0_ip_block); + amdgpu_ip_block_add(adev, &cz_ih_ip_block); + amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block); + if (adev->enable_virtual_display) + amdgpu_ip_block_add(adev, &dce_virtual_ip_block); + else + amdgpu_ip_block_add(adev, &dce_v11_0_ip_block); + amdgpu_ip_block_add(adev, &gfx_v8_1_ip_block); + amdgpu_ip_block_add(adev, &sdma_v3_0_ip_block); + amdgpu_ip_block_add(adev, &uvd_v6_2_ip_block); + amdgpu_ip_block_add(adev, &vce_v3_4_ip_block); +#if defined(CONFIG_DRM_AMD_ACP) + amdgpu_ip_block_add(adev, &acp_ip_block); +#endif + break; + default: + /* FIXME: not supported yet */ + return -EINVAL; + } + + return 0; +} diff --git a/drivers/gpu/drm/amd/amdgpu/vi.h b/drivers/gpu/drm/amd/amdgpu/vi.h index 502094042462..575d7aed5d32 100644 --- a/drivers/gpu/drm/amd/amdgpu/vi.h +++ b/drivers/gpu/drm/amd/amdgpu/vi.h @@ -24,8 +24,6 @@ #ifndef __VI_H__ #define __VI_H__ -extern const struct amd_ip_funcs vi_common_ip_funcs; - void vi_srbm_select(struct amdgpu_device *adev, u32 me, u32 pipe, u32 queue, u32 vmid); int vi_set_ip_blocks(struct amdgpu_device *adev); -- cgit v1.2.3 From 273d7aa13c212964cbc725e637b07a13d1b765b4 Mon Sep 17 00:00:00 2001 From: Tom St Denis Date: Tue, 11 Oct 2016 14:48:55 -0400 Subject: drm/amd/amdgpu: Add wave reader to debugfs Currently supports CZ/VI. Allows nearly atomic read of wave data from GPU. Signed-off-by: Tom St Denis Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 74 ++++++++++++++++++++++++++++++ 1 file changed, 74 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 27a729c70c29..62c360435732 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -2916,6 +2916,72 @@ static ssize_t amdgpu_debugfs_sensor_read(struct file *f, char __user *buf, return !r ? 4 : r; } +static uint32_t wave_read_ind(struct amdgpu_device *adev, uint32_t SQ_INDEX, uint32_t SQ_DATA, uint32_t simd, uint32_t wave, uint32_t address) +{ + WREG32(SQ_INDEX, (wave & 0xF) | ((simd & 0x3) << 4) | (address << 16) | (1 << 13)); + return RREG32(SQ_DATA); +} + +static ssize_t amdgpu_debugfs_wave_read(struct file *f, char __user *buf, + size_t size, loff_t *pos) +{ + struct amdgpu_device *adev = f->f_inode->i_private; + int r, x; + ssize_t result=0; + uint32_t offset, se, sh, cu, wave, simd, data[16]; + + if (size & 3 || *pos & 3) + return -EINVAL; + + /* decode offset */ + offset = (*pos & 0x7F); + se = ((*pos >> 7) & 0xFF); + sh = ((*pos >> 15) & 0xFF); + cu = ((*pos >> 23) & 0xFF); + wave = ((*pos >> 31) & 0xFF); + simd = ((*pos >> 37) & 0xFF); + *pos &= 0x7F; + + /* switch to the specific se/sh/cu */ + mutex_lock(&adev->grbm_idx_mutex); + amdgpu_gfx_select_se_sh(adev, se, sh, cu); + + x = 0; + if (adev->family == AMDGPU_FAMILY_CZ || adev->family == AMDGPU_FAMILY_VI) { + /* type 0 wave data */ + data[x++] = 0; + data[x++] = wave_read_ind(adev, 0x2378, 0x2379, simd, wave, 0x12); + data[x++] = wave_read_ind(adev, 0x2378, 0x2379, simd, wave, 0x18); + data[x++] = wave_read_ind(adev, 0x2378, 0x2379, simd, wave, 0x19); + data[x++] = wave_read_ind(adev, 0x2378, 0x2379, simd, wave, 0x27E); + data[x++] = wave_read_ind(adev, 0x2378, 0x2379, simd, wave, 0x27F); + data[x++] = wave_read_ind(adev, 0x2378, 0x2379, simd, wave, 0x14); + data[x++] = wave_read_ind(adev, 0x2378, 0x2379, simd, wave, 0x1A); + data[x++] = wave_read_ind(adev, 0x2378, 0x2379, simd, wave, 0x1B); + } else { + return -EINVAL; + } + + amdgpu_gfx_select_se_sh(adev, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF); + mutex_unlock(&adev->grbm_idx_mutex); + + while (size && (*pos < x * 4)) { + uint32_t value; + + value = data[*pos >> 2]; + r = put_user(value, (uint32_t *)buf); + if (r) + return r; + + result += 4; + buf += 4; + *pos += 4; + size -= 4; + } + + return result; +} + static const struct file_operations amdgpu_debugfs_regs_fops = { .owner = THIS_MODULE, .read = amdgpu_debugfs_regs_read, @@ -2953,6 +3019,12 @@ static const struct file_operations amdgpu_debugfs_sensors_fops = { .llseek = default_llseek }; +static const struct file_operations amdgpu_debugfs_wave_fops = { + .owner = THIS_MODULE, + .read = amdgpu_debugfs_wave_read, + .llseek = default_llseek +}; + static const struct file_operations *debugfs_regs[] = { &amdgpu_debugfs_regs_fops, &amdgpu_debugfs_regs_didt_fops, @@ -2960,6 +3032,7 @@ static const struct file_operations *debugfs_regs[] = { &amdgpu_debugfs_regs_smc_fops, &amdgpu_debugfs_gca_config_fops, &amdgpu_debugfs_sensors_fops, + &amdgpu_debugfs_wave_fops, }; static const char *debugfs_regs_names[] = { @@ -2969,6 +3042,7 @@ static const char *debugfs_regs_names[] = { "amdgpu_regs_smc", "amdgpu_gca_config", "amdgpu_sensors", + "amdgpu_wave", }; static int amdgpu_debugfs_regs_init(struct amdgpu_device *adev) -- cgit v1.2.3 From 5ecfb3b8fcb45b971a2f81a7a52d409a52b8b7d9 Mon Sep 17 00:00:00 2001 From: Tom St Denis Date: Thu, 13 Oct 2016 12:15:03 -0400 Subject: drm/amd/amdgpu: Fix debugfs wave reader MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit On non VI/CZ platforms it would not free the grbm index lock. Reviewed-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Tom St Denis Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 62c360435732..188b8e0d7bca 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -2958,13 +2958,14 @@ static ssize_t amdgpu_debugfs_wave_read(struct file *f, char __user *buf, data[x++] = wave_read_ind(adev, 0x2378, 0x2379, simd, wave, 0x14); data[x++] = wave_read_ind(adev, 0x2378, 0x2379, simd, wave, 0x1A); data[x++] = wave_read_ind(adev, 0x2378, 0x2379, simd, wave, 0x1B); - } else { - return -EINVAL; } amdgpu_gfx_select_se_sh(adev, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF); mutex_unlock(&adev->grbm_idx_mutex); + if (!x) + return -EINVAL; + while (size && (*pos < x * 4)) { uint32_t value; -- cgit v1.2.3 From 32977f93b4eb032f52d429a7c5ea657111d5df47 Mon Sep 17 00:00:00 2001 From: Tom St Denis Date: Sun, 9 Oct 2016 07:41:26 -0400 Subject: drm/amd/amdgpu: Allow broadcast on debugfs read (v2) Allow any of the se/sh/instance fields to be specified as a broadcast by submitting 0x3FF. (v2) Fix broadcast range checking Signed-off-by: Tom St Denis Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 188b8e0d7bca..822dfc205a2a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -2576,6 +2576,13 @@ static ssize_t amdgpu_debugfs_regs_read(struct file *f, char __user *buf, se_bank = (*pos >> 24) & 0x3FF; sh_bank = (*pos >> 34) & 0x3FF; instance_bank = (*pos >> 44) & 0x3FF; + + if (se_bank == 0x3FF) + se_bank = 0xFFFFFFFF; + if (sh_bank == 0x3FF) + sh_bank = 0xFFFFFFFF; + if (instance_bank == 0x3FF) + instance_bank = 0xFFFFFFFF; use_bank = 1; } else { use_bank = 0; @@ -2584,8 +2591,8 @@ static ssize_t amdgpu_debugfs_regs_read(struct file *f, char __user *buf, *pos &= 0x3FFFF; if (use_bank) { - if (sh_bank >= adev->gfx.config.max_sh_per_se || - se_bank >= adev->gfx.config.max_shader_engines) + if ((sh_bank != 0xFFFFFFFF && sh_bank >= adev->gfx.config.max_sh_per_se) || + (se_bank != 0xFFFFFFFF && se_bank >= adev->gfx.config.max_shader_engines)) return -EINVAL; mutex_lock(&adev->grbm_idx_mutex); amdgpu_gfx_select_se_sh(adev, se_bank, -- cgit v1.2.3 From 394fdde256adb5bdbe5d410cf7bdc3d7cbb889f8 Mon Sep 17 00:00:00 2001 From: Tom St Denis Date: Mon, 10 Oct 2016 07:31:23 -0400 Subject: drm/amd/amdgpu: Make debugfs write compliment read Add PG lock support as well as bank selection to the MMIO write function. Signed-off-by: Tom St Denis Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 43 ++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 822dfc205a2a..cd44364267f7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -2639,10 +2639,45 @@ static ssize_t amdgpu_debugfs_regs_write(struct file *f, const char __user *buf, struct amdgpu_device *adev = f->f_inode->i_private; ssize_t result = 0; int r; + bool pm_pg_lock, use_bank; + unsigned instance_bank, sh_bank, se_bank; if (size & 0x3 || *pos & 0x3) return -EINVAL; + /* are we reading registers for which a PG lock is necessary? */ + pm_pg_lock = (*pos >> 23) & 1; + + if (*pos & (1ULL << 62)) { + se_bank = (*pos >> 24) & 0x3FF; + sh_bank = (*pos >> 34) & 0x3FF; + instance_bank = (*pos >> 44) & 0x3FF; + + if (se_bank == 0x3FF) + se_bank = 0xFFFFFFFF; + if (sh_bank == 0x3FF) + sh_bank = 0xFFFFFFFF; + if (instance_bank == 0x3FF) + instance_bank = 0xFFFFFFFF; + use_bank = 1; + } else { + use_bank = 0; + } + + *pos &= 0x3FFFF; + + if (use_bank) { + if ((sh_bank != 0xFFFFFFFF && sh_bank >= adev->gfx.config.max_sh_per_se) || + (se_bank != 0xFFFFFFFF && se_bank >= adev->gfx.config.max_shader_engines)) + return -EINVAL; + mutex_lock(&adev->grbm_idx_mutex); + amdgpu_gfx_select_se_sh(adev, se_bank, + sh_bank, instance_bank); + } + + if (pm_pg_lock) + mutex_lock(&adev->pm.mutex); + while (size) { uint32_t value; @@ -2661,6 +2696,14 @@ static ssize_t amdgpu_debugfs_regs_write(struct file *f, const char __user *buf, size -= 4; } + if (use_bank) { + amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff); + mutex_unlock(&adev->grbm_idx_mutex); + } + + if (pm_pg_lock) + mutex_unlock(&adev->pm.mutex); + return result; } -- cgit v1.2.3 From 472259f02657ef99cba2a64832ccadad8e3baabe Mon Sep 17 00:00:00 2001 From: Tom St Denis Date: Fri, 14 Oct 2016 09:49:09 -0400 Subject: drm/amd/amdgpu: re-factor debugfs wave reader Move IP version specific code into a callback. Also add support for gfx7 devices. Signed-off-by: Tom St Denis Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 1 + drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 29 ++++++----------------------- drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c | 25 +++++++++++++++++++++++++ drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 26 ++++++++++++++++++++++++++ 4 files changed, 58 insertions(+), 23 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 1800ea139c98..217df2459a98 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -840,6 +840,7 @@ struct amdgpu_gfx_funcs { /* get the gpu clock counter */ uint64_t (*get_gpu_clock_counter)(struct amdgpu_device *adev); void (*select_se_sh)(struct amdgpu_device *adev, u32 se_num, u32 sh_num, u32 instance); + void (*read_wave_data)(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t *dst, int *no_fields); }; struct amdgpu_gfx { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index cd44364267f7..b0c7cb797300 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -2966,19 +2966,13 @@ static ssize_t amdgpu_debugfs_sensor_read(struct file *f, char __user *buf, return !r ? 4 : r; } -static uint32_t wave_read_ind(struct amdgpu_device *adev, uint32_t SQ_INDEX, uint32_t SQ_DATA, uint32_t simd, uint32_t wave, uint32_t address) -{ - WREG32(SQ_INDEX, (wave & 0xF) | ((simd & 0x3) << 4) | (address << 16) | (1 << 13)); - return RREG32(SQ_DATA); -} - static ssize_t amdgpu_debugfs_wave_read(struct file *f, char __user *buf, size_t size, loff_t *pos) { struct amdgpu_device *adev = f->f_inode->i_private; int r, x; ssize_t result=0; - uint32_t offset, se, sh, cu, wave, simd, data[16]; + uint32_t offset, se, sh, cu, wave, simd, data[32]; if (size & 3 || *pos & 3) return -EINVAL; @@ -2990,25 +2984,14 @@ static ssize_t amdgpu_debugfs_wave_read(struct file *f, char __user *buf, cu = ((*pos >> 23) & 0xFF); wave = ((*pos >> 31) & 0xFF); simd = ((*pos >> 37) & 0xFF); - *pos &= 0x7F; /* switch to the specific se/sh/cu */ mutex_lock(&adev->grbm_idx_mutex); amdgpu_gfx_select_se_sh(adev, se, sh, cu); x = 0; - if (adev->family == AMDGPU_FAMILY_CZ || adev->family == AMDGPU_FAMILY_VI) { - /* type 0 wave data */ - data[x++] = 0; - data[x++] = wave_read_ind(adev, 0x2378, 0x2379, simd, wave, 0x12); - data[x++] = wave_read_ind(adev, 0x2378, 0x2379, simd, wave, 0x18); - data[x++] = wave_read_ind(adev, 0x2378, 0x2379, simd, wave, 0x19); - data[x++] = wave_read_ind(adev, 0x2378, 0x2379, simd, wave, 0x27E); - data[x++] = wave_read_ind(adev, 0x2378, 0x2379, simd, wave, 0x27F); - data[x++] = wave_read_ind(adev, 0x2378, 0x2379, simd, wave, 0x14); - data[x++] = wave_read_ind(adev, 0x2378, 0x2379, simd, wave, 0x1A); - data[x++] = wave_read_ind(adev, 0x2378, 0x2379, simd, wave, 0x1B); - } + if (adev->gfx.funcs->read_wave_data) + adev->gfx.funcs->read_wave_data(adev, simd, wave, data, &x); amdgpu_gfx_select_se_sh(adev, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF); mutex_unlock(&adev->grbm_idx_mutex); @@ -3016,17 +2999,17 @@ static ssize_t amdgpu_debugfs_wave_read(struct file *f, char __user *buf, if (!x) return -EINVAL; - while (size && (*pos < x * 4)) { + while (size && (offset < x * 4)) { uint32_t value; - value = data[*pos >> 2]; + value = data[offset >> 2]; r = put_user(value, (uint32_t *)buf); if (r) return r; result += 4; buf += 4; - *pos += 4; + offset += 4; size -= 4; } diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c index bc6ccd05010f..91176005eaff 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c @@ -4357,9 +4357,34 @@ static void gfx_v7_0_ring_emit_gds_switch(struct amdgpu_ring *ring, amdgpu_ring_write(ring, (1 << (oa_size + oa_base)) - (1 << oa_base)); } +static uint32_t wave_read_ind(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t address) +{ + WREG32(mmSQ_IND_INDEX, (wave & 0xF) | ((simd & 0x3) << 4) | (address << 16) | (1 << 13)); + return RREG32(mmSQ_IND_DATA); +} + +static void gfx_v7_0_read_wave_data(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t *dst, int *no_fields) +{ + /* type 0 wave data */ + dst[(*no_fields)++] = 0; + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_STATUS); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_PC_LO); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_PC_HI); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_EXEC_LO); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_EXEC_HI); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_HW_ID); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_INST_DW0); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_INST_DW1); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_GPR_ALLOC); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_LDS_ALLOC); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_TRAPSTS); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_IB_STS); +} + static const struct amdgpu_gfx_funcs gfx_v7_0_gfx_funcs = { .get_gpu_clock_counter = &gfx_v7_0_get_gpu_clock_counter, .select_se_sh = &gfx_v7_0_select_se_sh, + .read_wave_data = &gfx_v7_0_read_wave_data, }; static const struct amdgpu_rlc_funcs gfx_v7_0_rlc_funcs = { diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index 27b3de44add7..eeb522c0de0b 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -5441,9 +5441,35 @@ static void gfx_v8_0_ring_emit_gds_switch(struct amdgpu_ring *ring, amdgpu_ring_write(ring, (1 << (oa_size + oa_base)) - (1 << oa_base)); } +static uint32_t wave_read_ind(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t address) +{ + WREG32(mmSQ_IND_INDEX, (wave & 0xF) | ((simd & 0x3) << 4) | (address << 16) | (1 << 13)); + return RREG32(mmSQ_IND_DATA); +} + +static void gfx_v8_0_read_wave_data(struct amdgpu_device *adev, uint32_t simd, uint32_t wave, uint32_t *dst, int *no_fields) +{ + /* type 0 wave data */ + dst[(*no_fields)++] = 0; + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_STATUS); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_PC_LO); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_PC_HI); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_EXEC_LO); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_EXEC_HI); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_HW_ID); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_INST_DW0); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_INST_DW1); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_GPR_ALLOC); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_LDS_ALLOC); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_TRAPSTS); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_IB_STS); +} + + static const struct amdgpu_gfx_funcs gfx_v8_0_gfx_funcs = { .get_gpu_clock_counter = &gfx_v8_0_get_gpu_clock_counter, .select_se_sh = &gfx_v8_0_select_se_sh, + .read_wave_data = &gfx_v8_0_read_wave_data, }; static int gfx_v8_0_early_init(void *handle) -- cgit v1.2.3 From 74f3ce31e991c44cd7a0e989433b22704ea861d9 Mon Sep 17 00:00:00 2001 From: Tom St Denis Date: Fri, 14 Oct 2016 10:50:46 -0400 Subject: drm/amd/amdgpu: Put in rest of wave fields Add the rest of the basic SQ WAVE fields to finish off the implementation. Eventually, a separate interface will be needed for GPRs. Signed-off-by: Tom St Denis Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c | 6 ++++++ drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 6 ++++++ 2 files changed, 12 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c index 91176005eaff..903aa240e946 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c @@ -4379,6 +4379,12 @@ static void gfx_v7_0_read_wave_data(struct amdgpu_device *adev, uint32_t simd, u dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_LDS_ALLOC); dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_TRAPSTS); dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_IB_STS); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_TBA_LO); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_TBA_HI); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_TMA_LO); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_TMA_HI); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_IB_DBG0); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_M0); } static const struct amdgpu_gfx_funcs gfx_v7_0_gfx_funcs = { diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c index eeb522c0de0b..1c2544f314c0 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c @@ -5463,6 +5463,12 @@ static void gfx_v8_0_read_wave_data(struct amdgpu_device *adev, uint32_t simd, u dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_LDS_ALLOC); dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_TRAPSTS); dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_IB_STS); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_TBA_LO); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_TBA_HI); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_TMA_LO); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_TMA_HI); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_IB_DBG0); + dst[(*no_fields)++] = wave_read_ind(adev, simd, wave, ixSQ_WAVE_M0); } -- cgit v1.2.3 From db82b67c5764c02ced886ca2c8c61a7b00b53075 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Wed, 12 Oct 2016 20:05:03 +0800 Subject: drm/amdgpu: check min clock set by DAL before set ps. Signed-off-by: Rex Zhu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/ci_dpm.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c index 885f08c3f496..68fe70eda5ad 100644 --- a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c @@ -960,6 +960,12 @@ static void ci_apply_state_adjust_rules(struct amdgpu_device *adev, sclk = ps->performance_levels[0].sclk; } + if (adev->pm.pm_display_cfg.min_core_set_clock > sclk) + sclk = adev->pm.pm_display_cfg.min_core_set_clock; + + if (adev->pm.pm_display_cfg.min_mem_set_clock > mclk) + mclk = adev->pm.pm_display_cfg.min_mem_set_clock; + if (rps->vce_active) { if (sclk < adev->pm.dpm.vce_states[adev->pm.dpm.vce_level].sclk) sclk = adev->pm.dpm.vce_states[adev->pm.dpm.vce_level].sclk; -- cgit v1.2.3 From fbebf2c6bc2ad746d1c124c35976868b2a41ac51 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Mon, 17 Oct 2016 13:49:27 +0800 Subject: drm/amdgpu: add new callback to check power state info Signed-off-by: Rex Zhu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h index 4f25c030148e..e5e0a9a1abaf 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h @@ -271,6 +271,11 @@ struct amdgpu_dpm_funcs { int (*set_sclk_od)(struct amdgpu_device *adev, uint32_t value); int (*get_mclk_od)(struct amdgpu_device *adev); int (*set_mclk_od)(struct amdgpu_device *adev, uint32_t value); + int (*check_state_equal)(struct amdgpu_device *adev, + struct amdgpu_ps *cps, + struct amdgpu_ps *rps, + bool *equal); + struct amd_vce_state* (*get_vce_clock_state)(struct amdgpu_device *adev, unsigned idx); }; @@ -374,6 +379,8 @@ struct amdgpu_dpm_funcs { #define amdgpu_dpm_dispatch_task(adev, event_id, input, output) \ (adev)->powerplay.pp_funcs->dispatch_tasks((adev)->powerplay.pp_handle, (event_id), (input), (output)) +#define amgdpu_dpm_check_state_equal(adev, cps, rps, equal) (adev)->pm.funcs->check_state_equal((adev), (cps),(rps),(equal)) + #define amdgpu_dpm_get_vce_clock_state(adev, i) \ ((adev)->pp_enabled ? \ (adev)->powerplay.pp_funcs->get_vce_clock_state((adev)->powerplay.pp_handle, (i)) : \ -- cgit v1.2.3 From 1d516c41d9b19e3c264c5da8c64e7f5d503e8268 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Fri, 14 Oct 2016 19:16:54 +0800 Subject: drm/amdgpu: add an implement for check_power_state equal for CI Signed-off-by: Rex Zhu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/ci_dpm.c | 51 +++++++++++++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c index 68fe70eda5ad..2ca019bc7b93 100644 --- a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c @@ -6100,6 +6100,56 @@ static void ci_dpm_print_power_state(struct amdgpu_device *adev, amdgpu_dpm_print_ps_status(adev, rps); } +static inline bool ci_are_power_levels_equal(const struct ci_pl *ci_cpl1, + const struct ci_pl *ci_cpl2) +{ + return ((ci_cpl1->mclk == ci_cpl2->mclk) && + (ci_cpl1->sclk == ci_cpl2->sclk) && + (ci_cpl1->pcie_gen == ci_cpl2->pcie_gen) && + (ci_cpl1->pcie_lane == ci_cpl2->pcie_lane)); +} + +static int ci_check_state_equal(struct amdgpu_device *adev, + struct amdgpu_ps *cps, + struct amdgpu_ps *rps, + bool *equal) +{ + struct ci_ps *ci_cps; + struct ci_ps *ci_rps; + int i; + + if (adev == NULL || cps == NULL || rps == NULL || equal == NULL) + return -EINVAL; + + ci_cps = ci_get_ps(cps); + ci_rps = ci_get_ps(rps); + + if (ci_cps == NULL) { + *equal = false; + return 0; + } + + if (ci_cps->performance_level_count != ci_rps->performance_level_count) { + + *equal = false; + return 0; + } + + for (i = 0; i < ci_cps->performance_level_count; i++) { + if (!ci_are_power_levels_equal(&(ci_cps->performance_levels[i]), + &(ci_rps->performance_levels[i]))) { + *equal = false; + return 0; + } + } + + /* If all performance levels are the same try to use the UVD clocks to break the tie.*/ + *equal = ((cps->vclk == rps->vclk) && (cps->dclk == rps->dclk)); + *equal &= ((cps->evclk == rps->evclk) && (cps->ecclk == rps->ecclk)); + + return 0; +} + static u32 ci_dpm_get_sclk(struct amdgpu_device *adev, bool low) { struct ci_power_info *pi = ci_get_pi(adev); @@ -6650,6 +6700,7 @@ static const struct amdgpu_dpm_funcs ci_dpm_funcs = { .set_sclk_od = ci_dpm_set_sclk_od, .get_mclk_od = ci_dpm_get_mclk_od, .set_mclk_od = ci_dpm_set_mclk_od, + .check_state_equal = ci_check_state_equal, .get_vce_clock_state = amdgpu_get_vce_clock_state, }; -- cgit v1.2.3 From 73909a746a6636706e72287fb268103a9d8b5104 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Fri, 14 Oct 2016 19:30:08 +0800 Subject: drm/amdgpu: add an implement for check_power_state equal for Cz. Signed-off-by: Rex Zhu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/cz_dpm.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/cz_dpm.c b/drivers/gpu/drm/amd/amdgpu/cz_dpm.c index ad2cc4be6737..adbb6e150acc 100644 --- a/drivers/gpu/drm/amd/amdgpu/cz_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/cz_dpm.c @@ -2257,6 +2257,18 @@ static void cz_dpm_powergate_vce(struct amdgpu_device *adev, bool gate) } } +static int cz_check_state_equal(struct amdgpu_device *adev, + struct amdgpu_ps *cps, + struct amdgpu_ps *rps, + bool *equal) +{ + if (equal == NULL) + return -EINVAL; + + *equal = false; + return 0; +} + const struct amd_ip_funcs cz_dpm_ip_funcs = { .name = "cz_dpm", .early_init = cz_dpm_early_init, @@ -2289,6 +2301,7 @@ static const struct amdgpu_dpm_funcs cz_dpm_funcs = { .vblank_too_short = NULL, .powergate_uvd = cz_dpm_powergate_uvd, .powergate_vce = cz_dpm_powergate_vce, + .check_state_equal = cz_check_state_equal, }; static void cz_dpm_set_funcs(struct amdgpu_device *adev) -- cgit v1.2.3 From 3411717501dce5896a024bd52039c44cd23f3792 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Fri, 14 Oct 2016 19:39:52 +0800 Subject: drm/amdgpu: add an implement for check_power_state equal for Si. Signed-off-by: Rex Zhu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/si_dpm.c | 52 +++++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/si_dpm.c b/drivers/gpu/drm/amd/amdgpu/si_dpm.c index 6e6c7cee3332..62edc87f33f6 100644 --- a/drivers/gpu/drm/amd/amdgpu/si_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/si_dpm.c @@ -7957,6 +7957,57 @@ static int si_dpm_early_init(void *handle) return 0; } +static inline bool si_are_power_levels_equal(const struct rv7xx_pl *si_cpl1, + const struct rv7xx_pl *si_cpl2) +{ + return ((si_cpl1->mclk == si_cpl2->mclk) && + (si_cpl1->sclk == si_cpl2->sclk) && + (si_cpl1->pcie_gen == si_cpl2->pcie_gen) && + (si_cpl1->vddc == si_cpl2->vddc) && + (si_cpl1->vddci == si_cpl2->vddci)); +} + +static int si_check_state_equal(struct amdgpu_device *adev, + struct amdgpu_ps *cps, + struct amdgpu_ps *rps, + bool *equal) +{ + struct si_ps *si_cps; + struct si_ps *si_rps; + int i; + + if (adev == NULL || cps == NULL || rps == NULL || equal == NULL) + return -EINVAL; + + si_cps = si_get_ps(cps); + si_rps = si_get_ps(rps); + + if (si_cps == NULL) { + printk("si_cps is NULL\n"); + *equal = false; + return 0; + } + + if (si_cps->performance_level_count != si_rps->performance_level_count) { + *equal = false; + return 0; + } + + for (i = 0; i < si_cps->performance_level_count; i++) { + if (!si_are_power_levels_equal(&(si_cps->performance_levels[i]), + &(si_rps->performance_levels[i]))) { + *equal = false; + return 0; + } + } + + /* If all performance levels are the same try to use the UVD clocks to break the tie.*/ + *equal = ((cps->vclk == rps->vclk) && (cps->dclk == rps->dclk)); + *equal &= ((cps->evclk == rps->evclk) && (cps->ecclk == rps->ecclk)); + + return 0; +} + const struct amd_ip_funcs si_dpm_ip_funcs = { .name = "si_dpm", @@ -7991,6 +8042,7 @@ static const struct amdgpu_dpm_funcs si_dpm_funcs = { .get_fan_control_mode = &si_dpm_get_fan_control_mode, .set_fan_speed_percent = &si_dpm_set_fan_speed_percent, .get_fan_speed_percent = &si_dpm_get_fan_speed_percent, + .check_state_equal = &si_check_state_equal, .get_vce_clock_state = amdgpu_get_vce_clock_state, }; -- cgit v1.2.3 From 6061789a455b15293422a92c0f3e85f4cd143619 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Mon, 24 Oct 2016 15:50:17 -0400 Subject: drm/amdgpu: add an implement for check_power_state equal for KV MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit KV/KB/ML was missed these was implemented for other asics. Acked-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/kv_dpm.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c index 42e5c9400f97..b6f2e50636a9 100644 --- a/drivers/gpu/drm/amd/amdgpu/kv_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/kv_dpm.c @@ -3243,6 +3243,18 @@ static int kv_dpm_set_powergating_state(void *handle, return 0; } +static int kv_check_state_equal(struct amdgpu_device *adev, + struct amdgpu_ps *cps, + struct amdgpu_ps *rps, + bool *equal) +{ + if (equal == NULL) + return -EINVAL; + + *equal = false; + return 0; +} + const struct amd_ip_funcs kv_dpm_ip_funcs = { .name = "kv_dpm", .early_init = kv_dpm_early_init, @@ -3274,6 +3286,7 @@ static const struct amdgpu_dpm_funcs kv_dpm_funcs = { .powergate_uvd = &kv_dpm_powergate_uvd, .enable_bapm = &kv_dpm_enable_bapm, .get_vce_clock_state = amdgpu_get_vce_clock_state, + .check_state_equal = kv_check_state_equal, }; static void kv_dpm_set_dpm_funcs(struct amdgpu_device *adev) -- cgit v1.2.3 From 8c8e2c30d2da29f67156e2a3f5087b758552f86d Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Fri, 14 Oct 2016 19:29:02 +0800 Subject: drm/amdgpu: update current ps/requeset ps in adev with real ps. Signed-off-by: Rex Zhu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/ci_dpm.c | 2 ++ drivers/gpu/drm/amd/amdgpu/cz_dpm.c | 6 ++++-- drivers/gpu/drm/amd/amdgpu/si_dpm.c | 2 ++ 3 files changed, 8 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c index 2ca019bc7b93..6ecfc4885b84 100644 --- a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c @@ -5225,6 +5225,7 @@ static void ci_update_current_ps(struct amdgpu_device *adev, pi->current_rps = *rps; pi->current_ps = *new_ps; pi->current_rps.ps_priv = &pi->current_ps; + adev->pm.dpm.current_ps = &pi->current_rps; } static void ci_update_requested_ps(struct amdgpu_device *adev, @@ -5236,6 +5237,7 @@ static void ci_update_requested_ps(struct amdgpu_device *adev, pi->requested_rps = *rps; pi->requested_ps = *new_ps; pi->requested_rps.ps_priv = &pi->requested_ps; + adev->pm.dpm.requested_ps = &pi->requested_rps; } static int ci_dpm_pre_set_power_state(struct amdgpu_device *adev) diff --git a/drivers/gpu/drm/amd/amdgpu/cz_dpm.c b/drivers/gpu/drm/amd/amdgpu/cz_dpm.c index adbb6e150acc..352b5fad5a06 100644 --- a/drivers/gpu/drm/amd/amdgpu/cz_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/cz_dpm.c @@ -1250,7 +1250,8 @@ static void cz_update_current_ps(struct amdgpu_device *adev, pi->current_ps = *ps; pi->current_rps = *rps; - pi->current_rps.ps_priv = ps; + pi->current_rps.ps_priv = &pi->current_ps; + adev->pm.dpm.current_ps = &pi->current_rps; } @@ -1262,7 +1263,8 @@ static void cz_update_requested_ps(struct amdgpu_device *adev, pi->requested_ps = *ps; pi->requested_rps = *rps; - pi->requested_rps.ps_priv = ps; + pi->requested_rps.ps_priv = &pi->requested_ps; + adev->pm.dpm.requested_ps = &pi->requested_rps; } diff --git a/drivers/gpu/drm/amd/amdgpu/si_dpm.c b/drivers/gpu/drm/amd/amdgpu/si_dpm.c index 62edc87f33f6..917213396787 100644 --- a/drivers/gpu/drm/amd/amdgpu/si_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/si_dpm.c @@ -3171,6 +3171,7 @@ static void ni_update_current_ps(struct amdgpu_device *adev, eg_pi->current_rps = *rps; ni_pi->current_ps = *new_ps; eg_pi->current_rps.ps_priv = &ni_pi->current_ps; + adev->pm.dpm.current_ps = &eg_pi->current_rps; } static void ni_update_requested_ps(struct amdgpu_device *adev, @@ -3183,6 +3184,7 @@ static void ni_update_requested_ps(struct amdgpu_device *adev, eg_pi->requested_rps = *rps; ni_pi->requested_ps = *new_ps; eg_pi->requested_rps.ps_priv = &ni_pi->requested_ps; + adev->pm.dpm.requested_ps = &eg_pi->requested_rps; } static void ni_set_uvd_clock_before_set_eng_clock(struct amdgpu_device *adev, -- cgit v1.2.3 From 5e876c62d85a93381140f5e37bfabfb9a5a3345d Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Fri, 14 Oct 2016 19:23:34 +0800 Subject: drm/amdgpu: refine set power state logic for dpm. Signed-off-by: Rex Zhu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | 80 +++++++--------------------------- 1 file changed, 15 insertions(+), 65 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c index 4656ad697154..274f3309aec9 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c @@ -986,10 +986,10 @@ restart_search: static void amdgpu_dpm_change_power_state_locked(struct amdgpu_device *adev) { - int i; struct amdgpu_ps *ps; enum amd_pm_state_type dpm_state; int ret; + bool equal; /* if dpm init failed */ if (!adev->pm.dpm_enabled) @@ -1009,46 +1009,6 @@ static void amdgpu_dpm_change_power_state_locked(struct amdgpu_device *adev) else return; - /* no need to reprogram if nothing changed unless we are on BTC+ */ - if (adev->pm.dpm.current_ps == adev->pm.dpm.requested_ps) { - /* vce just modifies an existing state so force a change */ - if (ps->vce_active != adev->pm.dpm.vce_active) - goto force; - if (adev->flags & AMD_IS_APU) { - /* for APUs if the num crtcs changed but state is the same, - * all we need to do is update the display configuration. - */ - if (adev->pm.dpm.new_active_crtcs != adev->pm.dpm.current_active_crtcs) { - /* update display watermarks based on new power state */ - amdgpu_display_bandwidth_update(adev); - /* update displays */ - amdgpu_dpm_display_configuration_changed(adev); - adev->pm.dpm.current_active_crtcs = adev->pm.dpm.new_active_crtcs; - adev->pm.dpm.current_active_crtc_count = adev->pm.dpm.new_active_crtc_count; - } - return; - } else { - /* for BTC+ if the num crtcs hasn't changed and state is the same, - * nothing to do, if the num crtcs is > 1 and state is the same, - * update display configuration. - */ - if (adev->pm.dpm.new_active_crtcs == - adev->pm.dpm.current_active_crtcs) { - return; - } else if ((adev->pm.dpm.current_active_crtc_count > 1) && - (adev->pm.dpm.new_active_crtc_count > 1)) { - /* update display watermarks based on new power state */ - amdgpu_display_bandwidth_update(adev); - /* update displays */ - amdgpu_dpm_display_configuration_changed(adev); - adev->pm.dpm.current_active_crtcs = adev->pm.dpm.new_active_crtcs; - adev->pm.dpm.current_active_crtc_count = adev->pm.dpm.new_active_crtc_count; - return; - } - } - } - -force: if (amdgpu_dpm == 1) { printk("switching from power state:\n"); amdgpu_dpm_print_power_state(adev, adev->pm.dpm.current_ps); @@ -1059,31 +1019,21 @@ force: /* update whether vce is active */ ps->vce_active = adev->pm.dpm.vce_active; + amdgpu_dpm_display_configuration_changed(adev); + ret = amdgpu_dpm_pre_set_power_state(adev); if (ret) return; - /* update display watermarks based on new power state */ - amdgpu_display_bandwidth_update(adev); + if ((0 != amgdpu_dpm_check_state_equal(adev, adev->pm.dpm.current_ps, adev->pm.dpm.requested_ps, &equal))) + equal = false; - /* wait for the rings to drain */ - for (i = 0; i < AMDGPU_MAX_RINGS; i++) { - struct amdgpu_ring *ring = adev->rings[i]; - if (ring && ring->ready) - amdgpu_fence_wait_empty(ring); - } + if (equal) + return; - /* program the new power state */ amdgpu_dpm_set_power_state(adev); - - /* update current power state */ - adev->pm.dpm.current_ps = adev->pm.dpm.requested_ps; - amdgpu_dpm_post_set_power_state(adev); - /* update displays */ - amdgpu_dpm_display_configuration_changed(adev); - adev->pm.dpm.current_active_crtcs = adev->pm.dpm.new_active_crtcs; adev->pm.dpm.current_active_crtc_count = adev->pm.dpm.new_active_crtc_count; @@ -1276,20 +1226,20 @@ void amdgpu_pm_compute_clocks(struct amdgpu_device *adev) struct drm_device *ddev = adev->ddev; struct drm_crtc *crtc; struct amdgpu_crtc *amdgpu_crtc; + int i = 0; if (!adev->pm.dpm_enabled) return; - if (adev->pp_enabled) { - int i = 0; + amdgpu_display_bandwidth_update(adev); - amdgpu_display_bandwidth_update(adev); - for (i = 0; i < AMDGPU_MAX_RINGS; i++) { - struct amdgpu_ring *ring = adev->rings[i]; - if (ring && ring->ready) - amdgpu_fence_wait_empty(ring); - } + for (i = 0; i < AMDGPU_MAX_RINGS; i++) { + struct amdgpu_ring *ring = adev->rings[i]; + if (ring && ring->ready) + amdgpu_fence_wait_empty(ring); + } + if (adev->pp_enabled) { amdgpu_dpm_dispatch_task(adev, AMD_PP_EVENT_DISPLAY_CONFIG_CHANGE, NULL, NULL); } else { mutex_lock(&adev->pm.mutex); -- cgit v1.2.3 From 45088efc8529de969de91dcefb6284f8d7837cd6 Mon Sep 17 00:00:00 2001 From: Christian König Date: Wed, 5 Oct 2016 16:49:19 +0200 Subject: drm/amdgpu: improve parse_cs handling a bit MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This way we can use parse_cs and still keep VM mode enabled. Signed-off-by: Christian König Reviewed-and-Tested by: Leo Liu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 9 +++++---- drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c | 3 +++ drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c | 3 +++ 3 files changed, 11 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c index 04b7aaf770e4..cf03f9f01f40 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c @@ -822,13 +822,14 @@ static int amdgpu_cs_ib_vm_chunk(struct amdgpu_device *adev, /* Only for UVD/VCE VM emulation */ if (ring->funcs->parse_cs) { - p->job->vm = NULL; for (i = 0; i < p->job->num_ibs; i++) { r = amdgpu_ring_parse_cs(ring, p, i); if (r) return r; } - } else { + } + + if (p->job->vm) { p->job->vm_pd_addr = amdgpu_bo_gpu_offset(vm->page_directory); r = amdgpu_bo_vm_update_pte(p, vm); @@ -917,7 +918,7 @@ static int amdgpu_cs_ib_fill(struct amdgpu_device *adev, offset = ((uint64_t)m->it.start) * AMDGPU_GPU_PAGE_SIZE; kptr += chunk_ib->va_start - offset; - r = amdgpu_ib_get(adev, NULL, chunk_ib->ib_bytes, ib); + r = amdgpu_ib_get(adev, vm, chunk_ib->ib_bytes, ib); if (r) { DRM_ERROR("Failed to get ib !\n"); return r; @@ -932,9 +933,9 @@ static int amdgpu_cs_ib_fill(struct amdgpu_device *adev, return r; } - ib->gpu_addr = chunk_ib->va_start; } + ib->gpu_addr = chunk_ib->va_start; ib->length_dw = chunk_ib->ib_bytes / 4; ib->flags = chunk_ib->flags; j++; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c index d67eadaa91a3..1b54cc218b47 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c @@ -876,6 +876,9 @@ int amdgpu_uvd_ring_parse_cs(struct amdgpu_cs_parser *parser, uint32_t ib_idx) struct amdgpu_ib *ib = &parser->job->ibs[ib_idx]; int r; + parser->job->vm = NULL; + ib->gpu_addr = amdgpu_sa_bo_gpu_addr(ib->sa_bo); + if (ib->length_dw % 16) { DRM_ERROR("UVD IB length (%d) not 16 dwords aligned!\n", ib->length_dw); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c index 2fb469aa850a..05a1ea998fd6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c @@ -642,6 +642,9 @@ int amdgpu_vce_ring_parse_cs(struct amdgpu_cs_parser *p, uint32_t ib_idx) uint32_t *size = &tmp; int i, r, idx = 0; + p->job->vm = NULL; + ib->gpu_addr = amdgpu_sa_bo_gpu_addr(ib->sa_bo); + r = amdgpu_cs_sysvm_access_required(p); if (r) return r; -- cgit v1.2.3 From 986147018171dc5eecf263d06920e043f7aca27d Mon Sep 17 00:00:00 2001 From: Christian König Date: Mon, 10 Oct 2016 15:23:32 +0200 Subject: drm/amdgpu: add VCE VM session tracking MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Fix the problems with killing VCE sessions in VM mode. Signed-off-by: Christian König Reviewed-and-Tested by: Leo Liu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c | 90 +++++++++++++++++++++++++++++++++ drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h | 1 + drivers/gpu/drm/amd/amdgpu/vce_v3_0.c | 1 + 3 files changed, 92 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c index 05a1ea998fd6..3d6f86cd028f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c @@ -791,6 +791,96 @@ out: return r; } +/** + * amdgpu_vce_cs_parse_vm - parse the command stream in VM mode + * + * @p: parser context + * + */ +int amdgpu_vce_ring_parse_cs_vm(struct amdgpu_cs_parser *p, uint32_t ib_idx) +{ + struct amdgpu_ib *ib = &p->job->ibs[ib_idx]; + int session_idx = -1; + uint32_t destroyed = 0; + uint32_t created = 0; + uint32_t allocated = 0; + uint32_t tmp, handle = 0; + int i, r = 0, idx = 0; + + while (idx < ib->length_dw) { + uint32_t len = amdgpu_get_ib_value(p, ib_idx, idx); + uint32_t cmd = amdgpu_get_ib_value(p, ib_idx, idx + 1); + + if ((len < 8) || (len & 3)) { + DRM_ERROR("invalid VCE command length (%d)!\n", len); + r = -EINVAL; + goto out; + } + + switch (cmd) { + case 0x00000001: /* session */ + handle = amdgpu_get_ib_value(p, ib_idx, idx + 2); + session_idx = amdgpu_vce_validate_handle(p, handle, + &allocated); + if (session_idx < 0) { + r = session_idx; + goto out; + } + break; + + case 0x01000001: /* create */ + created |= 1 << session_idx; + if (destroyed & (1 << session_idx)) { + destroyed &= ~(1 << session_idx); + allocated |= 1 << session_idx; + + } else if (!(allocated & (1 << session_idx))) { + DRM_ERROR("Handle already in use!\n"); + r = -EINVAL; + goto out; + } + + break; + + case 0x02000001: /* destroy */ + destroyed |= 1 << session_idx; + break; + + default: + break; + } + + if (session_idx == -1) { + DRM_ERROR("no session command at start of IB\n"); + r = -EINVAL; + goto out; + } + + idx += len / 4; + } + + if (allocated & ~created) { + DRM_ERROR("New session without create command!\n"); + r = -ENOENT; + } + +out: + if (!r) { + /* No error, free all destroyed handle slots */ + tmp = destroyed; + amdgpu_ib_free(p->adev, ib, NULL); + } else { + /* Error during parsing, free all allocated handle slots */ + tmp = allocated; + } + + for (i = 0; i < AMDGPU_MAX_VCE_HANDLES; ++i) + if (tmp & (1 << i)) + atomic_set(&p->adev->vce.handles[i], 0); + + return r; +} + /** * amdgpu_vce_ring_emit_ib - execute indirect buffer * diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h index 12729d2852df..44d49b576513 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.h @@ -34,6 +34,7 @@ int amdgpu_vce_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle, bool direct, struct fence **fence); void amdgpu_vce_free_handles(struct amdgpu_device *adev, struct drm_file *filp); int amdgpu_vce_ring_parse_cs(struct amdgpu_cs_parser *p, uint32_t ib_idx); +int amdgpu_vce_ring_parse_cs_vm(struct amdgpu_cs_parser *p, uint32_t ib_idx); void amdgpu_vce_ring_emit_ib(struct amdgpu_ring *ring, struct amdgpu_ib *ib, unsigned vm_id, bool ctx_switch); void amdgpu_vce_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq, diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c index 3f899e3326d3..5ed2930a8568 100644 --- a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c @@ -856,6 +856,7 @@ static const struct amdgpu_ring_funcs vce_v3_0_ring_vm_funcs = { .get_rptr = vce_v3_0_ring_get_rptr, .get_wptr = vce_v3_0_ring_get_wptr, .set_wptr = vce_v3_0_ring_set_wptr, + .parse_cs = amdgpu_vce_ring_parse_cs_vm, .emit_frame_size = 6 + /* vce_v3_0_emit_vm_flush */ 4 + /* vce_v3_0_emit_pipeline_sync */ -- cgit v1.2.3 From a76ed485c57e37d22c7f47eb63120b3618930297 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 21 Oct 2016 15:30:36 -0400 Subject: drm/amdgpu: use amdgpu_bo_[create|free]_kernel for wb MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Rather than open coding it. Acked-by: Edward O'Callaghan Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 37 ++++++------------------------ 1 file changed, 7 insertions(+), 30 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index b0c7cb797300..3b9b58debabd 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -443,13 +443,9 @@ void amdgpu_doorbell_get_kfd_info(struct amdgpu_device *adev, static void amdgpu_wb_fini(struct amdgpu_device *adev) { if (adev->wb.wb_obj) { - if (!amdgpu_bo_reserve(adev->wb.wb_obj, false)) { - amdgpu_bo_kunmap(adev->wb.wb_obj); - amdgpu_bo_unpin(adev->wb.wb_obj); - amdgpu_bo_unreserve(adev->wb.wb_obj); - } - amdgpu_bo_unref(&adev->wb.wb_obj); - adev->wb.wb = NULL; + amdgpu_bo_free_kernel(&adev->wb.wb_obj, + &adev->wb.gpu_addr, + (void **)&adev->wb.wb); adev->wb.wb_obj = NULL; } } @@ -468,33 +464,14 @@ static int amdgpu_wb_init(struct amdgpu_device *adev) int r; if (adev->wb.wb_obj == NULL) { - r = amdgpu_bo_create(adev, AMDGPU_MAX_WB * 4, PAGE_SIZE, true, - AMDGPU_GEM_DOMAIN_GTT, 0, NULL, NULL, - &adev->wb.wb_obj); + r = amdgpu_bo_create_kernel(adev, AMDGPU_MAX_WB * 4, + PAGE_SIZE, AMDGPU_GEM_DOMAIN_GTT, + &adev->wb.wb_obj, &adev->wb.gpu_addr, + (void **)&adev->wb.wb); if (r) { dev_warn(adev->dev, "(%d) create WB bo failed\n", r); return r; } - r = amdgpu_bo_reserve(adev->wb.wb_obj, false); - if (unlikely(r != 0)) { - amdgpu_wb_fini(adev); - return r; - } - r = amdgpu_bo_pin(adev->wb.wb_obj, AMDGPU_GEM_DOMAIN_GTT, - &adev->wb.gpu_addr); - if (r) { - amdgpu_bo_unreserve(adev->wb.wb_obj); - dev_warn(adev->dev, "(%d) pin WB bo failed\n", r); - amdgpu_wb_fini(adev); - return r; - } - r = amdgpu_bo_kmap(adev->wb.wb_obj, (void **)&adev->wb.wb); - amdgpu_bo_unreserve(adev->wb.wb_obj); - if (r) { - dev_warn(adev->dev, "(%d) map WB bo failed\n", r); - amdgpu_wb_fini(adev); - return r; - } adev->wb.num_wb = AMDGPU_MAX_WB; memset(&adev->wb.used, 0, sizeof(adev->wb.used)); -- cgit v1.2.3 From 72a57438d1b4a17dc2f3743fcbb8f0b473a63373 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 21 Oct 2016 15:45:22 -0400 Subject: drm/amdgpu: consolidate atom scratch reg handling for hangs MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Move from asic specific code to common atom code. Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c | 13 +++++++++++++ drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h | 2 ++ drivers/gpu/drm/amd/amdgpu/cik.c | 17 +++-------------- drivers/gpu/drm/amd/amdgpu/vi.c | 16 ++-------------- 4 files changed, 20 insertions(+), 28 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c index 8e6bf548d689..76cbb1d08bce 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c @@ -1784,6 +1784,19 @@ void amdgpu_atombios_scratch_regs_restore(struct amdgpu_device *adev) WREG32(mmBIOS_SCRATCH_0 + i, adev->bios_scratch[i]); } +void amdgpu_atombios_scratch_regs_engine_hung(struct amdgpu_device *adev, + bool hung) +{ + u32 tmp = RREG32(mmBIOS_SCRATCH_3); + + if (hung) + tmp |= ATOM_S3_ASIC_GUI_ENGINE_HUNG; + else + tmp &= ~ATOM_S3_ASIC_GUI_ENGINE_HUNG; + + WREG32(mmBIOS_SCRATCH_3, tmp); +} + /* Atom needs data in little endian format * so swap as appropriate when copying data to * or from atom. Note that atom operates on diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h index 17356151db38..e4afb1652fde 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h @@ -206,6 +206,8 @@ void amdgpu_atombios_scratch_regs_lock(struct amdgpu_device *adev, bool lock); void amdgpu_atombios_scratch_regs_init(struct amdgpu_device *adev); void amdgpu_atombios_scratch_regs_save(struct amdgpu_device *adev); void amdgpu_atombios_scratch_regs_restore(struct amdgpu_device *adev); +void amdgpu_atombios_scratch_regs_engine_hung(struct amdgpu_device *adev, + bool hung); void amdgpu_atombios_copy_swap(u8 *dst, u8 *src, u8 num_bytes, bool to_le); int amdgpu_atombios_get_max_vddc(struct amdgpu_device *adev, u8 voltage_type, diff --git a/drivers/gpu/drm/amd/amdgpu/cik.c b/drivers/gpu/drm/amd/amdgpu/cik.c index 1b70f8fa4280..302df85893ab 100644 --- a/drivers/gpu/drm/amd/amdgpu/cik.c +++ b/drivers/gpu/drm/amd/amdgpu/cik.c @@ -1189,18 +1189,6 @@ static int cik_gpu_pci_config_reset(struct amdgpu_device *adev) return r; } -static void cik_set_bios_scratch_engine_hung(struct amdgpu_device *adev, bool hung) -{ - u32 tmp = RREG32(mmBIOS_SCRATCH_3); - - if (hung) - tmp |= ATOM_S3_ASIC_GUI_ENGINE_HUNG; - else - tmp &= ~ATOM_S3_ASIC_GUI_ENGINE_HUNG; - - WREG32(mmBIOS_SCRATCH_3, tmp); -} - /** * cik_asic_reset - soft reset GPU * @@ -1213,11 +1201,12 @@ static void cik_set_bios_scratch_engine_hung(struct amdgpu_device *adev, bool hu static int cik_asic_reset(struct amdgpu_device *adev) { int r; - cik_set_bios_scratch_engine_hung(adev, true); + + amdgpu_atombios_scratch_regs_engine_hung(adev, true); r = cik_gpu_pci_config_reset(adev); - cik_set_bios_scratch_engine_hung(adev, false); + amdgpu_atombios_scratch_regs_engine_hung(adev, false); return r; } diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c index e33399cd1376..25c0a71b257d 100644 --- a/drivers/gpu/drm/amd/amdgpu/vi.c +++ b/drivers/gpu/drm/amd/amdgpu/vi.c @@ -729,18 +729,6 @@ static int vi_gpu_pci_config_reset(struct amdgpu_device *adev) return -EINVAL; } -static void vi_set_bios_scratch_engine_hung(struct amdgpu_device *adev, bool hung) -{ - u32 tmp = RREG32(mmBIOS_SCRATCH_3); - - if (hung) - tmp |= ATOM_S3_ASIC_GUI_ENGINE_HUNG; - else - tmp &= ~ATOM_S3_ASIC_GUI_ENGINE_HUNG; - - WREG32(mmBIOS_SCRATCH_3, tmp); -} - /** * vi_asic_reset - soft reset GPU * @@ -754,11 +742,11 @@ static int vi_asic_reset(struct amdgpu_device *adev) { int r; - vi_set_bios_scratch_engine_hung(adev, true); + amdgpu_atombios_scratch_regs_engine_hung(adev, true); r = vi_gpu_pci_config_reset(adev); - vi_set_bios_scratch_engine_hung(adev, false); + amdgpu_atombios_scratch_regs_engine_hung(adev, false); return r; } -- cgit v1.2.3 From f1e68a7cf582b41d6da1dd15b9f0bfb9057c1164 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 21 Oct 2016 15:54:18 -0400 Subject: drm/amdgpu/atom: remove a bunch of unused functions MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Leftovers from the radeon. Reviewed-by: Edward O'Callaghan Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c | 82 ---------------------------- drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h | 10 ---- 2 files changed, 92 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c index 76cbb1d08bce..56a86dd5789e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c @@ -1115,49 +1115,6 @@ int amdgpu_atombios_get_memory_pll_dividers(struct amdgpu_device *adev, return 0; } -uint32_t amdgpu_atombios_get_engine_clock(struct amdgpu_device *adev) -{ - GET_ENGINE_CLOCK_PS_ALLOCATION args; - int index = GetIndexIntoMasterTable(COMMAND, GetEngineClock); - - amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args); - return le32_to_cpu(args.ulReturnEngineClock); -} - -uint32_t amdgpu_atombios_get_memory_clock(struct amdgpu_device *adev) -{ - GET_MEMORY_CLOCK_PS_ALLOCATION args; - int index = GetIndexIntoMasterTable(COMMAND, GetMemoryClock); - - amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args); - return le32_to_cpu(args.ulReturnMemoryClock); -} - -void amdgpu_atombios_set_engine_clock(struct amdgpu_device *adev, - uint32_t eng_clock) -{ - SET_ENGINE_CLOCK_PS_ALLOCATION args; - int index = GetIndexIntoMasterTable(COMMAND, SetEngineClock); - - args.ulTargetEngineClock = cpu_to_le32(eng_clock); /* 10 khz */ - - amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args); -} - -void amdgpu_atombios_set_memory_clock(struct amdgpu_device *adev, - uint32_t mem_clock) -{ - SET_MEMORY_CLOCK_PS_ALLOCATION args; - int index = GetIndexIntoMasterTable(COMMAND, SetMemoryClock); - - if (adev->flags & AMD_IS_APU) - return; - - args.ulTargetMemoryClock = cpu_to_le32(mem_clock); /* 10 khz */ - - amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args); -} - void amdgpu_atombios_set_engine_dram_timings(struct amdgpu_device *adev, u32 eng_clock, u32 mem_clock) { @@ -1256,45 +1213,6 @@ int amdgpu_atombios_get_leakage_vddc_based_on_leakage_idx(struct amdgpu_device * return amdgpu_atombios_get_max_vddc(adev, VOLTAGE_TYPE_VDDC, leakage_idx, voltage); } -void amdgpu_atombios_set_voltage(struct amdgpu_device *adev, - u16 voltage_level, - u8 voltage_type) -{ - union set_voltage args; - int index = GetIndexIntoMasterTable(COMMAND, SetVoltage); - u8 frev, crev, volt_index = voltage_level; - - if (!amdgpu_atom_parse_cmd_header(adev->mode_info.atom_context, index, &frev, &crev)) - return; - - /* 0xff01 is a flag rather then an actual voltage */ - if (voltage_level == 0xff01) - return; - - switch (crev) { - case 1: - args.v1.ucVoltageType = voltage_type; - args.v1.ucVoltageMode = SET_ASIC_VOLTAGE_MODE_ALL_SOURCE; - args.v1.ucVoltageIndex = volt_index; - break; - case 2: - args.v2.ucVoltageType = voltage_type; - args.v2.ucVoltageMode = SET_ASIC_VOLTAGE_MODE_SET_VOLTAGE; - args.v2.usVoltageLevel = cpu_to_le16(voltage_level); - break; - case 3: - args.v3.ucVoltageType = voltage_type; - args.v3.ucVoltageMode = ATOM_SET_VOLTAGE; - args.v3.usVoltageLevel = cpu_to_le16(voltage_level); - break; - default: - DRM_ERROR("Unknown table version %d, %d\n", frev, crev); - return; - } - - amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args); -} - int amdgpu_atombios_get_leakage_id_from_vbios(struct amdgpu_device *adev, u16 *leakage_id) { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h index e4afb1652fde..70e9acef5d9c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h @@ -163,16 +163,6 @@ int amdgpu_atombios_get_memory_pll_dividers(struct amdgpu_device *adev, bool strobe_mode, struct atom_mpll_param *mpll_param); -uint32_t amdgpu_atombios_get_engine_clock(struct amdgpu_device *adev); -uint32_t amdgpu_atombios_get_memory_clock(struct amdgpu_device *adev); -void amdgpu_atombios_set_engine_clock(struct amdgpu_device *adev, - uint32_t eng_clock); -void amdgpu_atombios_set_memory_clock(struct amdgpu_device *adev, - uint32_t mem_clock); -void amdgpu_atombios_set_voltage(struct amdgpu_device *adev, - u16 voltage_level, - u8 voltage_type); - void amdgpu_atombios_set_engine_dram_timings(struct amdgpu_device *adev, u32 eng_clock, u32 mem_clock); -- cgit v1.2.3 From f93932bcdcbbd3c3bb532c478cbbb939c3b12492 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 21 Oct 2016 16:36:12 -0400 Subject: drm/amdgpu: s/amdgpuCrtc/amdgpu_crtc/ in pageflip code MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Fix random CamelCase that has annoyed me for a while. Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_display.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c index 083e2b429872..c7bc2b3c1b97 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c @@ -68,9 +68,9 @@ static void amdgpu_flip_work_func(struct work_struct *__work) struct amdgpu_flip_work *work = container_of(delayed_work, struct amdgpu_flip_work, flip_work); struct amdgpu_device *adev = work->adev; - struct amdgpu_crtc *amdgpuCrtc = adev->mode_info.crtcs[work->crtc_id]; + struct amdgpu_crtc *amdgpu_crtc = adev->mode_info.crtcs[work->crtc_id]; - struct drm_crtc *crtc = &amdgpuCrtc->base; + struct drm_crtc *crtc = &amdgpu_crtc->base; unsigned long flags; unsigned i; int vpos, hpos; @@ -85,14 +85,14 @@ static void amdgpu_flip_work_func(struct work_struct *__work) /* Wait until we're out of the vertical blank period before the one * targeted by the flip */ - if (amdgpuCrtc->enabled && + if (amdgpu_crtc->enabled && (amdgpu_get_crtc_scanoutpos(adev->ddev, work->crtc_id, 0, &vpos, &hpos, NULL, NULL, &crtc->hwmode) & (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_IN_VBLANK)) == (DRM_SCANOUTPOS_VALID | DRM_SCANOUTPOS_IN_VBLANK) && (int)(work->target_vblank - - amdgpu_get_vblank_counter_kms(adev->ddev, amdgpuCrtc->crtc_id)) > 0) { + amdgpu_get_vblank_counter_kms(adev->ddev, amdgpu_crtc->crtc_id)) > 0) { schedule_delayed_work(&work->flip_work, usecs_to_jiffies(1000)); return; } @@ -104,12 +104,12 @@ static void amdgpu_flip_work_func(struct work_struct *__work) adev->mode_info.funcs->page_flip(adev, work->crtc_id, work->base, work->async); /* Set the flip status */ - amdgpuCrtc->pflip_status = AMDGPU_FLIP_SUBMITTED; + amdgpu_crtc->pflip_status = AMDGPU_FLIP_SUBMITTED; spin_unlock_irqrestore(&crtc->dev->event_lock, flags); DRM_DEBUG_DRIVER("crtc:%d[%p], pflip_stat:AMDGPU_FLIP_SUBMITTED, work: %p,\n", - amdgpuCrtc->crtc_id, amdgpuCrtc, work); + amdgpu_crtc->crtc_id, amdgpu_crtc, work); } -- cgit v1.2.3 From 356aee305af62fd05eaa0ea09453ddb3e137474c Mon Sep 17 00:00:00 2001 From: Baoyou Xie Date: Sat, 22 Oct 2016 16:48:25 +0800 Subject: drm/amdgpu: change function declarations and add missing header dependencies MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We get a few warnings when building kernel with W=1: drivers/gpu/drm/amd/amdgpu/atombios_crtc.c:38:6: warning: no previous prototype for 'amdgpu_atombios_crtc_overscan_setup' [-Wmissing-prototypes] drivers/gpu/drm/amd/amdgpu/dce_v8_0.c:661:6: warning: no previous prototype for 'dce_v8_0_disable_dce' [-Wmissing-prototypes] drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c:40:5: warning: no previous prototype for 'amdgpu_gfx_scratch_get' [-Wmissing-prototypes] drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c:62:6: warning: no previous prototype for 'amdgpu_gfx_scratch_free' [-Wmissing-prototypes] .... In fact, these functions are declared in drivers/gpu/drm/amd/amdgpu/atombios_crtc.h drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h drivers/gpu/drm/amd/amdgpu/dce_v8_0.h drivers/gpu/drm/amd/amdgpu/dce_v10_0.h drivers/gpu/drm/amd/amdgpu/dce_v11_0.h drivers/gpu/drm/amd/powerplay/inc/pp_acpi.h. So this patch adds missing header dependencies. By the way, this patch changes declaration of amdgpu_gfx_parse_disable_cu() to subject to its implement, and clean three function declarations in pp_acpi.h up. Acked-by: Edward O'Callaghan Acked-by: Christian König Signed-off-by: Baoyou Xie Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c | 1 + drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h | 3 ++- drivers/gpu/drm/amd/amdgpu/atombios_crtc.c | 1 + drivers/gpu/drm/amd/amdgpu/dce_v10_0.c | 1 + drivers/gpu/drm/amd/amdgpu/dce_v11_0.c | 1 + drivers/gpu/drm/amd/amdgpu/dce_v8_0.c | 1 + drivers/gpu/drm/amd/powerplay/hwmgr/pp_acpi.c | 1 + drivers/gpu/drm/amd/powerplay/inc/pp_acpi.h | 9 +++------ 8 files changed, 11 insertions(+), 7 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c index a074edd95c70..01a42b6a69a4 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c @@ -24,6 +24,7 @@ */ #include #include "amdgpu.h" +#include "amdgpu_gfx.h" /* * GPU scratch registers helpers function. diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h index 51321e154c09..e02044086445 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.h @@ -27,6 +27,7 @@ int amdgpu_gfx_scratch_get(struct amdgpu_device *adev, uint32_t *reg); void amdgpu_gfx_scratch_free(struct amdgpu_device *adev, uint32_t reg); -unsigned amdgpu_gfx_parse_disable_cu(unsigned *mask, unsigned max_se, unsigned max_sh); +void amdgpu_gfx_parse_disable_cu(unsigned *mask, unsigned max_se, + unsigned max_sh); #endif diff --git a/drivers/gpu/drm/amd/amdgpu/atombios_crtc.c b/drivers/gpu/drm/amd/amdgpu/atombios_crtc.c index f7d236f95e74..8c9bc75a9c2d 100644 --- a/drivers/gpu/drm/amd/amdgpu/atombios_crtc.c +++ b/drivers/gpu/drm/amd/amdgpu/atombios_crtc.c @@ -31,6 +31,7 @@ #include "atom.h" #include "atom-bits.h" #include "atombios_encoders.h" +#include "atombios_crtc.h" #include "amdgpu_atombios.h" #include "amdgpu_pll.h" #include "amdgpu_connectors.h" diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c index e5d0edfb4309..199d3f7235d6 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v10_0.c @@ -31,6 +31,7 @@ #include "atombios_encoders.h" #include "amdgpu_pll.h" #include "amdgpu_connectors.h" +#include "dce_v10_0.h" #include "dce/dce_10_0_d.h" #include "dce/dce_10_0_sh_mask.h" diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c index 9719b2b14186..ecd000e35981 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v11_0.c @@ -31,6 +31,7 @@ #include "atombios_encoders.h" #include "amdgpu_pll.h" #include "amdgpu_connectors.h" +#include "dce_v11_0.h" #include "dce/dce_11_0_d.h" #include "dce/dce_11_0_sh_mask.h" diff --git a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c index 16a2f1faaf19..979aedf4b74d 100644 --- a/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c +++ b/drivers/gpu/drm/amd/amdgpu/dce_v8_0.c @@ -31,6 +31,7 @@ #include "atombios_encoders.h" #include "amdgpu_pll.h" #include "amdgpu_connectors.h" +#include "dce_v8_0.h" #include "dce/dce_8_0_d.h" #include "dce/dce_8_0_sh_mask.h" diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/pp_acpi.c b/drivers/gpu/drm/amd/powerplay/hwmgr/pp_acpi.c index 1944d289f846..f5e8fda964f7 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/pp_acpi.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/pp_acpi.c @@ -25,6 +25,7 @@ #include "linux/delay.h" #include "hwmgr.h" #include "amd_acpi.h" +#include "pp_acpi.h" bool acpi_atcs_functions_supported(void *device, uint32_t index) { diff --git a/drivers/gpu/drm/amd/powerplay/inc/pp_acpi.h b/drivers/gpu/drm/amd/powerplay/inc/pp_acpi.h index 3df5de2cdab0..8fe8ba9434ff 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/pp_acpi.h +++ b/drivers/gpu/drm/amd/powerplay/inc/pp_acpi.h @@ -21,9 +21,6 @@ * */ -extern bool acpi_atcs_functions_supported(void *device, - uint32_t index); -extern int acpi_pcie_perf_request(void *device, - uint8_t perf_req, - bool advertise); -extern bool acpi_atcs_notify_pcie_device_ready(void *device); +bool acpi_atcs_functions_supported(void *device, uint32_t index); +int acpi_pcie_perf_request(void *device, uint8_t perf_req, bool advertise); +bool acpi_atcs_notify_pcie_device_ready(void *device); -- cgit v1.2.3 From d1936cc2fc56f4cd7399b963fd66d58b539bb515 Mon Sep 17 00:00:00 2001 From: Baoyou Xie Date: Sat, 22 Oct 2016 16:48:26 +0800 Subject: drm/amdgpu: mark symbols static where possible MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We get 2 warnings when building kernel with W=1: drivers/gpu/drm/amd/amdgpu/si.c:908:5: warning: no previous prototype for 'si_pciep_rreg' [-Wmissing-prototypes] drivers/gpu/drm/amd/amdgpu/si.c:921:6: warning: no previous prototype for 'si_pciep_wreg' [-Wmissing-prototypes] In fact, both functions are only used in the file in which they are declared and don't need a declaration, but can be made static. So this patch marks these functions with 'static'. Acked-by: Edward O'Callaghan Reviewed-by: Christian König Signed-off-by: Baoyou Xie Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/si.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/si.c b/drivers/gpu/drm/amd/amdgpu/si.c index d2d79206bcf9..3ed8ad8725b9 100644 --- a/drivers/gpu/drm/amd/amdgpu/si.c +++ b/drivers/gpu/drm/amd/amdgpu/si.c @@ -906,7 +906,7 @@ static void si_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v) spin_unlock_irqrestore(&adev->pcie_idx_lock, flags); } -u32 si_pciep_rreg(struct amdgpu_device *adev, u32 reg) +static u32 si_pciep_rreg(struct amdgpu_device *adev, u32 reg) { unsigned long flags; u32 r; @@ -919,7 +919,7 @@ u32 si_pciep_rreg(struct amdgpu_device *adev, u32 reg) return r; } -void si_pciep_wreg(struct amdgpu_device *adev, u32 reg, u32 v) +static void si_pciep_wreg(struct amdgpu_device *adev, u32 reg, u32 v) { unsigned long flags; -- cgit v1.2.3 From aafcafa0fa5f4b45d99a9a0374fa9590814ff274 Mon Sep 17 00:00:00 2001 From: Monk Liu Date: Mon, 24 Oct 2016 11:36:17 +0800 Subject: drm/amdgpu:new ids flag for preempt MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Reviewed-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Monk Liu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 2 ++ include/uapi/drm/amdgpu_drm.h | 1 + 2 files changed, 3 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c index d17424663fe2..78392671046a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c @@ -505,6 +505,8 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file dev_info.ids_flags = 0; if (adev->flags & AMD_IS_APU) dev_info.ids_flags |= AMDGPU_IDS_FLAGS_FUSION; + if (amdgpu_sriov_vf(adev)) + dev_info.ids_flags |= AMDGPU_IDS_FLAGS_PREEMPTION; dev_info.virtual_address_offset = AMDGPU_VA_RESERVED_SIZE; dev_info.virtual_address_max = (uint64_t)adev->vm_manager.max_pfn * AMDGPU_GPU_PAGE_SIZE; dev_info.virtual_address_alignment = max((int)PAGE_SIZE, AMDGPU_GPU_PAGE_SIZE); diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h index a03beb109d78..4684f378f046 100644 --- a/include/uapi/drm/amdgpu_drm.h +++ b/include/uapi/drm/amdgpu_drm.h @@ -438,6 +438,7 @@ struct drm_amdgpu_cs_chunk_data { * */ #define AMDGPU_IDS_FLAGS_FUSION 0x1 +#define AMDGPU_IDS_FLAGS_PREEMPTION 0x2 /* indicate if acceleration can be working */ #define AMDGPU_INFO_ACCEL_WORKING 0x00 -- cgit v1.2.3 From fad742f89d20f8b0d6765ff8312eb091f6767e43 Mon Sep 17 00:00:00 2001 From: Colin Ian King Date: Tue, 25 Oct 2016 00:14:12 +0100 Subject: drm/amd/powerplay: fix spelling mistake and add KERN_WARNING to printks MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Fix trivial spelling mistake cant't -> can't and add KERN_WARNING to printk messages. Remove redundant spaces before \n too (thanks to Joe Perches for spotting those). Reviewed-by: Christian König Signed-off-by: Colin Ian King Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/powerplay/smumgr/fiji_smc.c | 4 ++-- drivers/gpu/drm/amd/powerplay/smumgr/iceland_smc.c | 4 ++-- drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smc.c | 4 ++-- drivers/gpu/drm/amd/powerplay/smumgr/tonga_smc.c | 4 ++-- 4 files changed, 8 insertions(+), 8 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/fiji_smc.c b/drivers/gpu/drm/amd/powerplay/smumgr/fiji_smc.c index e7e8944ba8b2..34523fe6ed6f 100644 --- a/drivers/gpu/drm/amd/powerplay/smumgr/fiji_smc.c +++ b/drivers/gpu/drm/amd/powerplay/smumgr/fiji_smc.c @@ -2125,7 +2125,7 @@ uint32_t fiji_get_offsetof(uint32_t type, uint32_t member) return offsetof(SMU73_Discrete_DpmTable, LowSclkInterruptThreshold); } } - printk("cant't get the offset of type %x member %x \n", type, member); + printk(KERN_WARNING "can't get the offset of type %x member %x\n", type, member); return 0; } @@ -2150,7 +2150,7 @@ uint32_t fiji_get_mac_definition(uint32_t value) return SMU73_MAX_LEVELS_MVDD; } - printk("cant't get the mac of %x \n", value); + printk(KERN_WARNING "can't get the mac of %x\n", value); return 0; } diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/iceland_smc.c b/drivers/gpu/drm/amd/powerplay/smumgr/iceland_smc.c index 8c889caba420..b579f0c175e6 100644 --- a/drivers/gpu/drm/amd/powerplay/smumgr/iceland_smc.c +++ b/drivers/gpu/drm/amd/powerplay/smumgr/iceland_smc.c @@ -2140,7 +2140,7 @@ uint32_t iceland_get_offsetof(uint32_t type, uint32_t member) return offsetof(SMU71_Discrete_DpmTable, LowSclkInterruptThreshold); } } - printk("cant't get the offset of type %x member %x \n", type, member); + printk(KERN_WARNING "can't get the offset of type %x member %x\n", type, member); return 0; } @@ -2163,7 +2163,7 @@ uint32_t iceland_get_mac_definition(uint32_t value) return SMU71_MAX_LEVELS_MVDD; } - printk("cant't get the mac of %x \n", value); + printk(KERN_WARNING "can't get the mac of %x\n", value); return 0; } diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smc.c b/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smc.c index 4ccc0b72324d..006b22071685 100644 --- a/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smc.c +++ b/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smc.c @@ -2174,7 +2174,7 @@ uint32_t polaris10_get_offsetof(uint32_t type, uint32_t member) return offsetof(SMU74_Discrete_DpmTable, LowSclkInterruptThreshold); } } - printk("cant't get the offset of type %x member %x \n", type, member); + printk(KERN_WARNING "can't get the offset of type %x member %x\n", type, member); return 0; } @@ -2201,7 +2201,7 @@ uint32_t polaris10_get_mac_definition(uint32_t value) return SMU7_UVD_MCLK_HANDSHAKE_DISABLE; } - printk("cant't get the mac of %x \n", value); + printk(KERN_WARNING "can't get the mac of %x\n", value); return 0; } diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/tonga_smc.c b/drivers/gpu/drm/amd/powerplay/smumgr/tonga_smc.c index de2a24d85f48..d08f6f19b454 100644 --- a/drivers/gpu/drm/amd/powerplay/smumgr/tonga_smc.c +++ b/drivers/gpu/drm/amd/powerplay/smumgr/tonga_smc.c @@ -2651,7 +2651,7 @@ uint32_t tonga_get_offsetof(uint32_t type, uint32_t member) return offsetof(SMU72_Discrete_DpmTable, LowSclkInterruptThreshold); } } - printk("cant't get the offset of type %x member %x\n", type, member); + printk(KERN_WARNING "can't get the offset of type %x member %x\n", type, member); return 0; } @@ -2675,7 +2675,7 @@ uint32_t tonga_get_mac_definition(uint32_t value) case SMU_MAX_LEVELS_MVDD: return SMU72_MAX_LEVELS_MVDD; } - printk("cant't get the mac value %x\n", value); + printk(KERN_WARNING "can't get the mac value %x\n", value); return 0; } -- cgit v1.2.3 From 1c331f75aa6ccbf64ebcc5a019183e617c9d818a Mon Sep 17 00:00:00 2001 From: Lucas Stach Date: Sun, 23 Oct 2016 01:05:33 +0200 Subject: drm/radeon/pm: autoswitch power state when in balanced mode MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The current default of always using the performance power state leads to increased power consumption of mobile devices, which have a dedicated battery power state. Switch between the performance and battery power state automatically, dpending on the current AC power status, when the user asked for the balanced power state. The user can still override this logic by asking for the performance or battery power state explicitly. Tested-by: Michel Dänzer Acked-by: Christian König Signed-off-by: Lucas Stach Signed-off-by: Alex Deucher --- drivers/gpu/drm/radeon/radeon_pm.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c index 4b6542538ff9..326ad068c15a 100644 --- a/drivers/gpu/drm/radeon/radeon_pm.c +++ b/drivers/gpu/drm/radeon/radeon_pm.c @@ -47,6 +47,7 @@ static bool radeon_pm_in_vbl(struct radeon_device *rdev); static bool radeon_pm_debug_check_in_vbl(struct radeon_device *rdev, bool finish); static void radeon_pm_update_profile(struct radeon_device *rdev); static void radeon_pm_set_clocks(struct radeon_device *rdev); +static void radeon_pm_compute_clocks_dpm(struct radeon_device *rdev); int radeon_pm_get_type_index(struct radeon_device *rdev, enum radeon_pm_state_type ps_type, @@ -79,6 +80,8 @@ void radeon_pm_acpi_event_handler(struct radeon_device *rdev) radeon_dpm_enable_bapm(rdev, rdev->pm.dpm.ac_power); } mutex_unlock(&rdev->pm.mutex); + /* allow new DPM state to be picked */ + radeon_pm_compute_clocks_dpm(rdev); } else if (rdev->pm.pm_method == PM_METHOD_PROFILE) { if (rdev->pm.profile == PM_PROFILE_AUTO) { mutex_lock(&rdev->pm.mutex); @@ -882,7 +885,8 @@ static struct radeon_ps *radeon_dpm_pick_power_state(struct radeon_device *rdev, dpm_state = POWER_STATE_TYPE_INTERNAL_3DPERF; /* balanced states don't exist at the moment */ if (dpm_state == POWER_STATE_TYPE_BALANCED) - dpm_state = POWER_STATE_TYPE_PERFORMANCE; + dpm_state = rdev->pm.dpm.ac_power ? + POWER_STATE_TYPE_PERFORMANCE : POWER_STATE_TYPE_BATTERY; restart_search: /* Pick the best power state based on current conditions */ -- cgit v1.2.3 From a2ab19fed9d1dc5a7a2ced44f4b289885c522a8f Mon Sep 17 00:00:00 2001 From: Christian König Date: Tue, 30 Aug 2016 17:26:04 +0200 Subject: drm/ttm: make eviction decision a driver callback v2 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This way the driver can decide if it is valuable to evict a BO or not. The current implementation is added as default to all existing drivers. v2: fix some typos found during internal testing Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 1 + drivers/gpu/drm/ast/ast_ttm.c | 1 + drivers/gpu/drm/bochs/bochs_mm.c | 1 + drivers/gpu/drm/cirrus/cirrus_ttm.c | 1 + drivers/gpu/drm/mgag200/mgag200_ttm.c | 1 + drivers/gpu/drm/nouveau/nouveau_bo.c | 1 + drivers/gpu/drm/qxl/qxl_ttm.c | 1 + drivers/gpu/drm/radeon/radeon_ttm.c | 1 + drivers/gpu/drm/ttm/ttm_bo.c | 35 +++++++++++++++++++++------------ drivers/gpu/drm/virtio/virtgpu_ttm.c | 1 + drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c | 1 + include/drm/ttm/ttm_bo_api.h | 13 ++++++++++++ include/drm/ttm/ttm_bo_driver.h | 12 +++++++++++ 13 files changed, 57 insertions(+), 13 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index 414fa8fa8488..fb646c44faae 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -1109,6 +1109,7 @@ static struct ttm_bo_driver amdgpu_bo_driver = { .ttm_tt_unpopulate = &amdgpu_ttm_tt_unpopulate, .invalidate_caches = &amdgpu_invalidate_caches, .init_mem_type = &amdgpu_init_mem_type, + .eviction_valuable = ttm_bo_eviction_valuable, .evict_flags = &amdgpu_evict_flags, .move = &amdgpu_bo_move, .verify_access = &amdgpu_verify_access, diff --git a/drivers/gpu/drm/ast/ast_ttm.c b/drivers/gpu/drm/ast/ast_ttm.c index 608df4c90520..7134fdf49210 100644 --- a/drivers/gpu/drm/ast/ast_ttm.c +++ b/drivers/gpu/drm/ast/ast_ttm.c @@ -230,6 +230,7 @@ struct ttm_bo_driver ast_bo_driver = { .ttm_tt_populate = ast_ttm_tt_populate, .ttm_tt_unpopulate = ast_ttm_tt_unpopulate, .init_mem_type = ast_bo_init_mem_type, + .eviction_valuable = ttm_bo_eviction_valuable, .evict_flags = ast_bo_evict_flags, .move = NULL, .verify_access = ast_bo_verify_access, diff --git a/drivers/gpu/drm/bochs/bochs_mm.c b/drivers/gpu/drm/bochs/bochs_mm.c index 269cfca9ca06..099a3c688c26 100644 --- a/drivers/gpu/drm/bochs/bochs_mm.c +++ b/drivers/gpu/drm/bochs/bochs_mm.c @@ -199,6 +199,7 @@ struct ttm_bo_driver bochs_bo_driver = { .ttm_tt_populate = ttm_pool_populate, .ttm_tt_unpopulate = ttm_pool_unpopulate, .init_mem_type = bochs_bo_init_mem_type, + .eviction_valuable = ttm_bo_eviction_valuable, .evict_flags = bochs_bo_evict_flags, .move = NULL, .verify_access = bochs_bo_verify_access, diff --git a/drivers/gpu/drm/cirrus/cirrus_ttm.c b/drivers/gpu/drm/cirrus/cirrus_ttm.c index bb2438dd8733..de52b20800e1 100644 --- a/drivers/gpu/drm/cirrus/cirrus_ttm.c +++ b/drivers/gpu/drm/cirrus/cirrus_ttm.c @@ -230,6 +230,7 @@ struct ttm_bo_driver cirrus_bo_driver = { .ttm_tt_populate = cirrus_ttm_tt_populate, .ttm_tt_unpopulate = cirrus_ttm_tt_unpopulate, .init_mem_type = cirrus_bo_init_mem_type, + .eviction_valuable = ttm_bo_eviction_valuable, .evict_flags = cirrus_bo_evict_flags, .move = NULL, .verify_access = cirrus_bo_verify_access, diff --git a/drivers/gpu/drm/mgag200/mgag200_ttm.c b/drivers/gpu/drm/mgag200/mgag200_ttm.c index 919b35f2ad24..83272b456329 100644 --- a/drivers/gpu/drm/mgag200/mgag200_ttm.c +++ b/drivers/gpu/drm/mgag200/mgag200_ttm.c @@ -230,6 +230,7 @@ struct ttm_bo_driver mgag200_bo_driver = { .ttm_tt_populate = mgag200_ttm_tt_populate, .ttm_tt_unpopulate = mgag200_ttm_tt_unpopulate, .init_mem_type = mgag200_bo_init_mem_type, + .eviction_valuable = ttm_bo_eviction_valuable, .evict_flags = mgag200_bo_evict_flags, .move = NULL, .verify_access = mgag200_bo_verify_access, diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 343b8659472c..e395cb6f511f 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -1561,6 +1561,7 @@ struct ttm_bo_driver nouveau_bo_driver = { .ttm_tt_unpopulate = &nouveau_ttm_tt_unpopulate, .invalidate_caches = nouveau_bo_invalidate_caches, .init_mem_type = nouveau_bo_init_mem_type, + .eviction_valuable = ttm_bo_eviction_valuable, .evict_flags = nouveau_bo_evict_flags, .move_notify = nouveau_bo_move_ntfy, .move = nouveau_bo_move, diff --git a/drivers/gpu/drm/qxl/qxl_ttm.c b/drivers/gpu/drm/qxl/qxl_ttm.c index e26c82db948b..11761330a6b8 100644 --- a/drivers/gpu/drm/qxl/qxl_ttm.c +++ b/drivers/gpu/drm/qxl/qxl_ttm.c @@ -387,6 +387,7 @@ static struct ttm_bo_driver qxl_bo_driver = { .ttm_tt_unpopulate = &qxl_ttm_tt_unpopulate, .invalidate_caches = &qxl_invalidate_caches, .init_mem_type = &qxl_init_mem_type, + .eviction_valuable = ttm_bo_eviction_valuable, .evict_flags = &qxl_evict_flags, .move = &qxl_bo_move, .verify_access = &qxl_verify_access, diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c index 3de5e6e21662..0cf03ccbf0a7 100644 --- a/drivers/gpu/drm/radeon/radeon_ttm.c +++ b/drivers/gpu/drm/radeon/radeon_ttm.c @@ -863,6 +863,7 @@ static struct ttm_bo_driver radeon_bo_driver = { .ttm_tt_unpopulate = &radeon_ttm_tt_unpopulate, .invalidate_caches = &radeon_invalidate_caches, .init_mem_type = &radeon_init_mem_type, + .eviction_valuable = ttm_bo_eviction_valuable, .evict_flags = &radeon_evict_flags, .move = &radeon_bo_move, .verify_access = &radeon_verify_access, diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index fc6217dfe401..31fcf11a2831 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -717,6 +717,20 @@ out: return ret; } +bool ttm_bo_eviction_valuable(struct ttm_buffer_object *bo, + const struct ttm_place *place) +{ + /* Don't evict this BO if it's outside of the + * requested placement range + */ + if (place->fpfn >= (bo->mem.start + bo->mem.size) || + (place->lpfn && place->lpfn <= bo->mem.start)) + return false; + + return true; +} +EXPORT_SYMBOL(ttm_bo_eviction_valuable); + static int ttm_mem_evict_first(struct ttm_bo_device *bdev, uint32_t mem_type, const struct ttm_place *place, @@ -731,21 +745,16 @@ static int ttm_mem_evict_first(struct ttm_bo_device *bdev, spin_lock(&glob->lru_lock); list_for_each_entry(bo, &man->lru, lru) { ret = __ttm_bo_reserve(bo, false, true, NULL); - if (!ret) { - if (place && (place->fpfn || place->lpfn)) { - /* Don't evict this BO if it's outside of the - * requested placement range - */ - if (place->fpfn >= (bo->mem.start + bo->mem.size) || - (place->lpfn && place->lpfn <= bo->mem.start)) { - __ttm_bo_unreserve(bo); - ret = -EBUSY; - continue; - } - } + if (ret) + continue; - break; + if (place && !bdev->driver->eviction_valuable(bo, place)) { + __ttm_bo_unreserve(bo); + ret = -EBUSY; + continue; } + + break; } if (ret) { diff --git a/drivers/gpu/drm/virtio/virtgpu_ttm.c b/drivers/gpu/drm/virtio/virtgpu_ttm.c index 80482ac5f95d..4a1de9f81193 100644 --- a/drivers/gpu/drm/virtio/virtgpu_ttm.c +++ b/drivers/gpu/drm/virtio/virtgpu_ttm.c @@ -425,6 +425,7 @@ static struct ttm_bo_driver virtio_gpu_bo_driver = { .ttm_tt_unpopulate = &virtio_gpu_ttm_tt_unpopulate, .invalidate_caches = &virtio_gpu_invalidate_caches, .init_mem_type = &virtio_gpu_init_mem_type, + .eviction_valuable = ttm_bo_eviction_valuable, .evict_flags = &virtio_gpu_evict_flags, .move = &virtio_gpu_bo_move, .verify_access = &virtio_gpu_verify_access, diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c b/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c index 78b75ee3c931..c894a48a74a6 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c @@ -849,6 +849,7 @@ struct ttm_bo_driver vmw_bo_driver = { .ttm_tt_unpopulate = &vmw_ttm_unpopulate, .invalidate_caches = vmw_invalidate_caches, .init_mem_type = vmw_init_mem_type, + .eviction_valuable = ttm_bo_eviction_valuable, .evict_flags = vmw_evict_flags, .move = NULL, .verify_access = vmw_verify_access, diff --git a/include/drm/ttm/ttm_bo_api.h b/include/drm/ttm/ttm_bo_api.h index 9eb940d6755f..bb6a3357a817 100644 --- a/include/drm/ttm/ttm_bo_api.h +++ b/include/drm/ttm/ttm_bo_api.h @@ -47,6 +47,8 @@ struct drm_mm_node; struct ttm_placement; +struct ttm_place; + /** * struct ttm_bus_placement * @@ -395,6 +397,17 @@ extern int ttm_bo_lock_delayed_workqueue(struct ttm_bo_device *bdev); extern void ttm_bo_unlock_delayed_workqueue(struct ttm_bo_device *bdev, int resched); +/** + * ttm_bo_eviction_valuable + * + * @bo: The buffer object to evict + * @place: the placement we need to make room for + * + * Check if it is valuable to evict the BO to make room for the given placement. + */ +bool ttm_bo_eviction_valuable(struct ttm_buffer_object *bo, + const struct ttm_place *place); + /** * ttm_bo_synccpu_write_grab * diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h index 7a76663d4045..d3d83dfe89e2 100644 --- a/include/drm/ttm/ttm_bo_driver.h +++ b/include/drm/ttm/ttm_bo_driver.h @@ -374,6 +374,18 @@ struct ttm_bo_driver { int (*invalidate_caches)(struct ttm_bo_device *bdev, uint32_t flags); int (*init_mem_type)(struct ttm_bo_device *bdev, uint32_t type, struct ttm_mem_type_manager *man); + + /** + * struct ttm_bo_driver member eviction_valuable + * + * @bo: the buffer object to be evicted + * @place: placement we need room for + * + * Check with the driver if it is valuable to evict a BO to make room + * for a certain placement. + */ + bool (*eviction_valuable)(struct ttm_buffer_object *bo, + const struct ttm_place *place); /** * struct ttm_bo_driver member evict_flags: * -- cgit v1.2.3 From 9982ca681e430907cb7f4e19e2ae4845031d5d59 Mon Sep 17 00:00:00 2001 From: Christian König Date: Wed, 19 Oct 2016 14:44:22 +0200 Subject: drm/amdgpu: add amdgpu_ttm_bo_eviction_valuable callback MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This way we can correctly check split VRAM buffers as well. Signed-off-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 26 +++++++++++++++++++++++++- 1 file changed, 25 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index fb646c44faae..f1a206df9823 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -1103,13 +1103,37 @@ static struct list_head *amdgpu_ttm_swap_lru_tail(struct ttm_buffer_object *tbo) return res; } +static bool amdgpu_ttm_bo_eviction_valuable(struct ttm_buffer_object *bo, + const struct ttm_place *place) +{ + if (bo->mem.mem_type == TTM_PL_VRAM && + bo->mem.start == AMDGPU_BO_INVALID_OFFSET) { + unsigned long num_pages = bo->mem.num_pages; + struct drm_mm_node *node = bo->mem.mm_node; + + /* Check each drm MM node individually */ + while (num_pages) { + if (place->fpfn < (node->start + node->size) && + !(place->lpfn && place->lpfn <= node->start)) + return true; + + num_pages -= node->size; + ++node; + } + + return false; + } + + return ttm_bo_eviction_valuable(bo, place); +} + static struct ttm_bo_driver amdgpu_bo_driver = { .ttm_tt_create = &amdgpu_ttm_tt_create, .ttm_tt_populate = &amdgpu_ttm_tt_populate, .ttm_tt_unpopulate = &amdgpu_ttm_tt_unpopulate, .invalidate_caches = &amdgpu_invalidate_caches, .init_mem_type = &amdgpu_init_mem_type, - .eviction_valuable = ttm_bo_eviction_valuable, + .eviction_valuable = amdgpu_ttm_bo_eviction_valuable, .evict_flags = &amdgpu_evict_flags, .move = &amdgpu_bo_move, .verify_access = &amdgpu_verify_access, -- cgit v1.2.3 From ed4596ea992db45a27bfc3a0e401fb95ef2d5f23 Mon Sep 17 00:00:00 2001 From: Akash Goel Date: Tue, 25 Oct 2016 22:05:23 +0530 Subject: drm/i915/guc: WA to address the Ringbuffer coherency issue Driver accesses the ringbuffer pages, via GMADR BAR, if the pages are pinned in mappable aperture portion of GGTT and for ringbuffer pages allocated from Stolen memory, access can only be done through GMADR BAR. In case of GuC based submission, updates done in ringbuffer via GMADR may not get committed to memory by the time the Command streamer starts reading them, resulting in fetching of stale data. For Host based submission, such problem is not there as the write to Ring Tail or ELSP register happens from the Host side prior to submission. Access to any GFX register from CPU side goes to GTTMMADR BAR and Hw already enforces the ordering between outstanding GMADR writes & new GTTMADR access. MMIO writes from GuC side do not go to GTTMMADR BAR as GuC communication to registers within GT is contained within GT, so ordering is not enforced resulting in a race, which can manifest in form of a hang. To ensure the flush of in-flight GMADR writes, a POSTING READ is done to GuC register prior to doorbell ring. There is already a similar WA in i915_gem_object_flush_gtt_write_domain(), which takes care of GMADR writes from User space to GEM buffers, but not the ringbuffer writes from KMD. This WA is needed on all recent HW. v2: - Use POSTING_READ_FW instead of POSTING_READ as GuC register do not lie in any forcewake domain range and so the overhead of spinlock & search in the forcewake table is avoidable. (Chris) Cc: Chris Wilson Signed-off-by: Sagar Arun Kamble Signed-off-by: Akash Goel Reviewed-by: Chris Wilson Signed-off-by: Chris Wilson Link: http://patchwork.freedesktop.org/patch/msgid/1477413323-1880-1-git-send-email-akash.goel@intel.com --- drivers/gpu/drm/i915/i915_guc_submission.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c index bf65ffa7e4ce..74235ea3950f 100644 --- a/drivers/gpu/drm/i915/i915_guc_submission.c +++ b/drivers/gpu/drm/i915/i915_guc_submission.c @@ -634,6 +634,7 @@ static int guc_ring_doorbell(struct i915_guc_client *gc) */ static void i915_guc_submit(struct drm_i915_gem_request *rq) { + struct drm_i915_private *dev_priv = rq->i915; unsigned int engine_id = rq->engine->id; struct intel_guc *guc = &rq->i915->guc; struct i915_guc_client *client = guc->execbuf_client; @@ -641,6 +642,11 @@ static void i915_guc_submit(struct drm_i915_gem_request *rq) spin_lock(&client->wq_lock); guc_wq_item_append(client, rq); + + /* WA to flush out the pending GMADR writes to ring buffer. */ + if (i915_vma_is_map_and_fenceable(rq->ring->vma)) + POSTING_READ_FW(GUC_STATUS); + b_ret = guc_ring_doorbell(client); client->submissions[engine_id] += 1; -- cgit v1.2.3 From 64fafcf5a2fa2f3c33fa7f5957923839b36f1e8c Mon Sep 17 00:00:00 2001 From: Min He Date: Tue, 25 Oct 2016 16:26:04 +0800 Subject: drm/i915/gvt: fix an typo in skl_decode_mi_display_flip Fix type to set correct pipe number. Signed-off-by: Min He Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/cmd_parser.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/cmd_parser.c b/drivers/gpu/drm/i915/gvt/cmd_parser.c index 477b0d41ae65..0084ece8d8ff 100644 --- a/drivers/gpu/drm/i915/gvt/cmd_parser.c +++ b/drivers/gpu/drm/i915/gvt/cmd_parser.c @@ -1145,7 +1145,7 @@ static int skl_decode_mi_display_flip(struct parser_exec_state *s, info->event = PRIMARY_B_FLIP_DONE; break; case MI_DISPLAY_FLIP_SKL_PLANE_1_C: - info->pipe = PIPE_B; + info->pipe = PIPE_C; info->event = PRIMARY_C_FLIP_DONE; break; default: -- cgit v1.2.3 From b0122f3114e20f7d73520761648f8f0c141f3a30 Mon Sep 17 00:00:00 2001 From: Xiaoguang Chen Date: Tue, 25 Oct 2016 16:56:45 +0800 Subject: drm/i915/gvt: fix detect_host calling logic Like other routines, intel_gvt_hypervisor_detect_host returns 0 for success. Signed-off-by: Xiaoguang Chen Signed-off-by: Jike Song Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/gvt.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/gvt.c b/drivers/gpu/drm/i915/gvt/gvt.c index bf0377768a0d..385969a89216 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.c +++ b/drivers/gpu/drm/i915/gvt/gvt.c @@ -65,6 +65,8 @@ struct intel_gvt_io_emulation_ops intel_gvt_io_emulation_ops = { */ int intel_gvt_init_host(void) { + int ret; + if (intel_gvt_host.initialized) return 0; @@ -90,7 +92,8 @@ int intel_gvt_init_host(void) return -EINVAL; /* Try to detect if we're running in host instead of VM. */ - if (!intel_gvt_hypervisor_detect_host()) + ret = intel_gvt_hypervisor_detect_host(); + if (ret) return -ENODEV; gvt_dbg_core("Running with hypervisor %s in host mode\n", -- cgit v1.2.3 From 40d2428b3a6aaa3d6ba0de0e8780c4b4eb53426c Mon Sep 17 00:00:00 2001 From: Ping Gao Date: Wed, 26 Oct 2016 09:38:50 +0800 Subject: drm/i915/gvt: add vreg write for GDRST handler The emulation handler for MMIO GDRST miss vreg write in it, as result the vreg cannot update correspondingly. Signed-off-by: Ping Gao Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/handlers.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c index 3e74fb3d4aa9..52af51728cc1 100644 --- a/drivers/gpu/drm/i915/gvt/handlers.c +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -258,6 +258,7 @@ static int gdrst_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, u32 data; u64 bitmap = 0; + write_vreg(vgpu, offset, p_data, bytes); data = vgpu_vreg(vgpu, offset); if (data & GEN6_GRDOM_FULL) { -- cgit v1.2.3 From 0a8b66e3adbe302a02bb33e1a662416281ade616 Mon Sep 17 00:00:00 2001 From: Ping Gao Date: Wed, 26 Oct 2016 13:36:41 +0800 Subject: drm/i915/gvt: correct the reset logic The current_vgpu will set to NULL after stopping the scheduler when the reset is triggered by current vgpu, so here need change the judgement condition for current vgpu detection. Signed-off-by: Ping Gao Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/handlers.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c index 52af51728cc1..7832e49ed5b3 100644 --- a/drivers/gpu/drm/i915/gvt/handlers.c +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -239,7 +239,11 @@ static int handle_device_reset(struct intel_vgpu *vgpu, unsigned int offset, vgpu->resetting = true; intel_vgpu_stop_schedule(vgpu); - if (scheduler->current_vgpu == vgpu) { + /* + * The current_vgpu will set to NULL after stopping the + * scheduler when the reset is triggered by current vgpu. + */ + if (scheduler->current_vgpu == NULL) { mutex_unlock(&vgpu->gvt->lock); intel_gvt_wait_vgpu_idle(vgpu); mutex_lock(&vgpu->gvt->lock); -- cgit v1.2.3 From ce6e153f414a73a52fa1498489ce4adf20229445 Mon Sep 17 00:00:00 2001 From: Andrzej Hajda Date: Mon, 10 Oct 2016 09:39:17 +0200 Subject: drm/bridge: add Silicon Image SiI8620 driver SiI8620 transmitter converts eTMDS/HDMI signal to MHL 3.0. It is controlled via I2C bus. Its interaction with other devices in video pipeline is performed mainly on HW level. The only interaction it does on device driver level is filtering-out unsupported video modes, it exposes drm_bridge interface to perform this operation. Signed-off-by: Andrzej Hajda Signed-off-by: Archit Taneja Link: http://patchwork.freedesktop.org/patch/msgid/1476085157-5266-1-git-send-email-a.hajda@samsung.com --- drivers/gpu/drm/bridge/Kconfig | 7 + drivers/gpu/drm/bridge/Makefile | 1 + drivers/gpu/drm/bridge/sil-sii8620.c | 1565 ++++++++++++++++++++++++++++++++++ drivers/gpu/drm/bridge/sil-sii8620.h | 1517 ++++++++++++++++++++++++++++++++ 4 files changed, 3090 insertions(+) create mode 100644 drivers/gpu/drm/bridge/sil-sii8620.c create mode 100644 drivers/gpu/drm/bridge/sil-sii8620.h (limited to 'drivers') diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig index 10e12e74fc9f..bd6acc829f97 100644 --- a/drivers/gpu/drm/bridge/Kconfig +++ b/drivers/gpu/drm/bridge/Kconfig @@ -57,6 +57,13 @@ config DRM_PARADE_PS8622 ---help--- Parade eDP-LVDS bridge chip driver. +config DRM_SIL_SII8620 + tristate "Silicon Image SII8620 HDMI/MHL bridge" + depends on OF + select DRM_KMS_HELPER + help + Silicon Image SII8620 HDMI/MHL bridge chip driver. + config DRM_SII902X tristate "Silicon Image sii902x RGB/HDMI bridge" depends on OF diff --git a/drivers/gpu/drm/bridge/Makefile b/drivers/gpu/drm/bridge/Makefile index cdf3a3cf765d..97ed1a5fea9a 100644 --- a/drivers/gpu/drm/bridge/Makefile +++ b/drivers/gpu/drm/bridge/Makefile @@ -6,6 +6,7 @@ obj-$(CONFIG_DRM_DW_HDMI) += dw-hdmi.o obj-$(CONFIG_DRM_DW_HDMI_AHB_AUDIO) += dw-hdmi-ahb-audio.o obj-$(CONFIG_DRM_NXP_PTN3460) += nxp-ptn3460.o obj-$(CONFIG_DRM_PARADE_PS8622) += parade-ps8622.o +obj-$(CONFIG_DRM_SIL_SII8620) += sil-sii8620.o obj-$(CONFIG_DRM_SII902X) += sii902x.o obj-$(CONFIG_DRM_TOSHIBA_TC358767) += tc358767.o obj-$(CONFIG_DRM_ANALOGIX_DP) += analogix/ diff --git a/drivers/gpu/drm/bridge/sil-sii8620.c b/drivers/gpu/drm/bridge/sil-sii8620.c new file mode 100644 index 000000000000..1345e7cc7bf0 --- /dev/null +++ b/drivers/gpu/drm/bridge/sil-sii8620.c @@ -0,0 +1,1565 @@ +/* + * Silicon Image SiI8620 HDMI/MHL bridge driver + * + * Copyright (C) 2015, Samsung Electronics Co., Ltd. + * Andrzej Hajda + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "sil-sii8620.h" + +#define VAL_RX_HDMI_CTRL2_DEFVAL VAL_RX_HDMI_CTRL2_IDLE_CNT(3) + +enum sii8620_mode { + CM_DISCONNECTED, + CM_DISCOVERY, + CM_MHL1, + CM_MHL3, + CM_ECBUS_S +}; + +enum sii8620_sink_type { + SINK_NONE, + SINK_HDMI, + SINK_DVI +}; + +enum sii8620_mt_state { + MT_STATE_READY, + MT_STATE_BUSY, + MT_STATE_DONE +}; + +struct sii8620 { + struct drm_bridge bridge; + struct device *dev; + struct clk *clk_xtal; + struct gpio_desc *gpio_reset; + struct gpio_desc *gpio_int; + struct regulator_bulk_data supplies[2]; + struct mutex lock; /* context lock, protects fields below */ + int error; + enum sii8620_mode mode; + enum sii8620_sink_type sink_type; + u8 cbus_status; + u8 stat[MHL_DST_SIZE]; + u8 xstat[MHL_XDS_SIZE]; + u8 devcap[MHL_DCAP_SIZE]; + u8 xdevcap[MHL_XDC_SIZE]; + u8 avif[19]; + struct edid *edid; + unsigned int gen2_write_burst:1; + enum sii8620_mt_state mt_state; + struct list_head mt_queue; +}; + +struct sii8620_mt_msg; + +typedef void (*sii8620_mt_msg_cb)(struct sii8620 *ctx, + struct sii8620_mt_msg *msg); + +struct sii8620_mt_msg { + struct list_head node; + u8 reg[4]; + u8 ret; + sii8620_mt_msg_cb send; + sii8620_mt_msg_cb recv; +}; + +static const u8 sii8620_i2c_page[] = { + 0x39, /* Main System */ + 0x3d, /* TDM and HSIC */ + 0x49, /* TMDS Receiver, MHL EDID */ + 0x4d, /* eMSC, HDCP, HSIC */ + 0x5d, /* MHL Spec */ + 0x64, /* MHL CBUS */ + 0x59, /* Hardware TPI (Transmitter Programming Interface) */ + 0x61, /* eCBUS-S, eCBUS-D */ +}; + +static void sii8620_fetch_edid(struct sii8620 *ctx); +static void sii8620_set_upstream_edid(struct sii8620 *ctx); +static void sii8620_enable_hpd(struct sii8620 *ctx); +static void sii8620_mhl_disconnected(struct sii8620 *ctx); + +static int sii8620_clear_error(struct sii8620 *ctx) +{ + int ret = ctx->error; + + ctx->error = 0; + return ret; +} + +static void sii8620_read_buf(struct sii8620 *ctx, u16 addr, u8 *buf, int len) +{ + struct device *dev = ctx->dev; + struct i2c_client *client = to_i2c_client(dev); + u8 data = addr; + struct i2c_msg msg[] = { + { + .addr = sii8620_i2c_page[addr >> 8], + .flags = client->flags, + .len = 1, + .buf = &data + }, + { + .addr = sii8620_i2c_page[addr >> 8], + .flags = client->flags | I2C_M_RD, + .len = len, + .buf = buf + }, + }; + int ret; + + if (ctx->error) + return; + + ret = i2c_transfer(client->adapter, msg, 2); + dev_dbg(dev, "read at %04x: %*ph, %d\n", addr, len, buf, ret); + + if (ret != 2) { + dev_err(dev, "Read at %#06x of %d bytes failed with code %d.\n", + addr, len, ret); + ctx->error = ret < 0 ? ret : -EIO; + } +} + +static u8 sii8620_readb(struct sii8620 *ctx, u16 addr) +{ + u8 ret; + + sii8620_read_buf(ctx, addr, &ret, 1); + return ret; +} + +static void sii8620_write_buf(struct sii8620 *ctx, u16 addr, const u8 *buf, + int len) +{ + struct device *dev = ctx->dev; + struct i2c_client *client = to_i2c_client(dev); + u8 data[2]; + struct i2c_msg msg = { + .addr = sii8620_i2c_page[addr >> 8], + .flags = client->flags, + .len = len + 1, + }; + int ret; + + if (ctx->error) + return; + + if (len > 1) { + msg.buf = kmalloc(len + 1, GFP_KERNEL); + if (!msg.buf) { + ctx->error = -ENOMEM; + return; + } + memcpy(msg.buf + 1, buf, len); + } else { + msg.buf = data; + msg.buf[1] = *buf; + } + + msg.buf[0] = addr; + + ret = i2c_transfer(client->adapter, &msg, 1); + dev_dbg(dev, "write at %04x: %*ph, %d\n", addr, len, buf, ret); + + if (ret != 1) { + dev_err(dev, "Write at %#06x of %*ph failed with code %d.\n", + addr, len, buf, ret); + ctx->error = ret ?: -EIO; + } + + if (len > 1) + kfree(msg.buf); +} + +#define sii8620_write(ctx, addr, arr...) \ +({\ + u8 d[] = { arr }; \ + sii8620_write_buf(ctx, addr, d, ARRAY_SIZE(d)); \ +}) + +static void __sii8620_write_seq(struct sii8620 *ctx, const u16 *seq, int len) +{ + int i; + + for (i = 0; i < len; i += 2) + sii8620_write(ctx, seq[i], seq[i + 1]); +} + +#define sii8620_write_seq(ctx, seq...) \ +({\ + const u16 d[] = { seq }; \ + __sii8620_write_seq(ctx, d, ARRAY_SIZE(d)); \ +}) + +#define sii8620_write_seq_static(ctx, seq...) \ +({\ + static const u16 d[] = { seq }; \ + __sii8620_write_seq(ctx, d, ARRAY_SIZE(d)); \ +}) + +static void sii8620_setbits(struct sii8620 *ctx, u16 addr, u8 mask, u8 val) +{ + val = (val & mask) | (sii8620_readb(ctx, addr) & ~mask); + sii8620_write(ctx, addr, val); +} + +static void sii8620_mt_cleanup(struct sii8620 *ctx) +{ + struct sii8620_mt_msg *msg, *n; + + list_for_each_entry_safe(msg, n, &ctx->mt_queue, node) { + list_del(&msg->node); + kfree(msg); + } + ctx->mt_state = MT_STATE_READY; +} + +static void sii8620_mt_work(struct sii8620 *ctx) +{ + struct sii8620_mt_msg *msg; + + if (ctx->error) + return; + if (ctx->mt_state == MT_STATE_BUSY || list_empty(&ctx->mt_queue)) + return; + + if (ctx->mt_state == MT_STATE_DONE) { + ctx->mt_state = MT_STATE_READY; + msg = list_first_entry(&ctx->mt_queue, struct sii8620_mt_msg, + node); + if (msg->recv) + msg->recv(ctx, msg); + list_del(&msg->node); + kfree(msg); + } + + if (ctx->mt_state != MT_STATE_READY || list_empty(&ctx->mt_queue)) + return; + + ctx->mt_state = MT_STATE_BUSY; + msg = list_first_entry(&ctx->mt_queue, struct sii8620_mt_msg, node); + if (msg->send) + msg->send(ctx, msg); +} + +static void sii8620_mt_msc_cmd_send(struct sii8620 *ctx, + struct sii8620_mt_msg *msg) +{ + switch (msg->reg[0]) { + case MHL_WRITE_STAT: + case MHL_SET_INT: + sii8620_write_buf(ctx, REG_MSC_CMD_OR_OFFSET, msg->reg + 1, 2); + sii8620_write(ctx, REG_MSC_COMMAND_START, + BIT_MSC_COMMAND_START_WRITE_STAT); + break; + case MHL_MSC_MSG: + sii8620_write_buf(ctx, REG_MSC_CMD_OR_OFFSET, msg->reg, 3); + sii8620_write(ctx, REG_MSC_COMMAND_START, + BIT_MSC_COMMAND_START_MSC_MSG); + break; + default: + dev_err(ctx->dev, "%s: command %#x not supported\n", __func__, + msg->reg[0]); + } +} + +static struct sii8620_mt_msg *sii8620_mt_msg_new(struct sii8620 *ctx) +{ + struct sii8620_mt_msg *msg = kzalloc(sizeof(*msg), GFP_KERNEL); + + if (!msg) + ctx->error = -ENOMEM; + else + list_add_tail(&msg->node, &ctx->mt_queue); + + return msg; +} + +static void sii8620_mt_msc_cmd(struct sii8620 *ctx, u8 cmd, u8 arg1, u8 arg2) +{ + struct sii8620_mt_msg *msg = sii8620_mt_msg_new(ctx); + + if (!msg) + return; + + msg->reg[0] = cmd; + msg->reg[1] = arg1; + msg->reg[2] = arg2; + msg->send = sii8620_mt_msc_cmd_send; +} + +static void sii8620_mt_write_stat(struct sii8620 *ctx, u8 reg, u8 val) +{ + sii8620_mt_msc_cmd(ctx, MHL_WRITE_STAT, reg, val); +} + +static inline void sii8620_mt_set_int(struct sii8620 *ctx, u8 irq, u8 mask) +{ + sii8620_mt_msc_cmd(ctx, MHL_SET_INT, irq, mask); +} + +static void sii8620_mt_msc_msg(struct sii8620 *ctx, u8 cmd, u8 data) +{ + sii8620_mt_msc_cmd(ctx, MHL_MSC_MSG, cmd, data); +} + +static void sii8620_mt_rap(struct sii8620 *ctx, u8 code) +{ + sii8620_mt_msc_msg(ctx, MHL_MSC_MSG_RAP, code); +} + +static void sii8620_mt_read_devcap_send(struct sii8620 *ctx, + struct sii8620_mt_msg *msg) +{ + u8 ctrl = BIT_EDID_CTRL_DEVCAP_SELECT_DEVCAP + | BIT_EDID_CTRL_EDID_FIFO_ADDR_AUTO + | BIT_EDID_CTRL_EDID_MODE_EN; + + if (msg->reg[0] == MHL_READ_XDEVCAP) + ctrl |= BIT_EDID_CTRL_XDEVCAP_EN; + + sii8620_write_seq(ctx, + REG_INTR9_MASK, BIT_INTR9_DEVCAP_DONE, + REG_EDID_CTRL, ctrl, + REG_TPI_CBUS_START, BIT_TPI_CBUS_START_GET_DEVCAP_START + ); +} + +/* copy src to dst and set changed bits in src */ +static void sii8620_update_array(u8 *dst, u8 *src, int count) +{ + while (--count >= 0) { + *src ^= *dst; + *dst++ ^= *src++; + } +} + +static void sii8620_mr_devcap(struct sii8620 *ctx) +{ + static const char * const sink_str[] = { + [SINK_NONE] = "NONE", + [SINK_HDMI] = "HDMI", + [SINK_DVI] = "DVI" + }; + + u8 dcap[MHL_DCAP_SIZE]; + char sink_name[20]; + struct device *dev = ctx->dev; + + sii8620_read_buf(ctx, REG_EDID_FIFO_RD_DATA, dcap, MHL_DCAP_SIZE); + if (ctx->error < 0) + return; + + dev_info(dev, "dcap: %*ph\n", MHL_DCAP_SIZE, dcap); + dev_info(dev, "detected dongle MHL %d.%d, ChipID %02x%02x:%02x%02x\n", + dcap[MHL_DCAP_MHL_VERSION] / 16, + dcap[MHL_DCAP_MHL_VERSION] % 16, dcap[MHL_DCAP_ADOPTER_ID_H], + dcap[MHL_DCAP_ADOPTER_ID_L], dcap[MHL_DCAP_DEVICE_ID_H], + dcap[MHL_DCAP_DEVICE_ID_L]); + sii8620_update_array(ctx->devcap, dcap, MHL_DCAP_SIZE); + + if (!(dcap[MHL_DCAP_CAT] & MHL_DCAP_CAT_SINK)) + return; + + sii8620_fetch_edid(ctx); + if (!ctx->edid) { + dev_err(ctx->dev, "Cannot fetch EDID\n"); + sii8620_mhl_disconnected(ctx); + return; + } + + if (drm_detect_hdmi_monitor(ctx->edid)) + ctx->sink_type = SINK_HDMI; + else + ctx->sink_type = SINK_DVI; + + drm_edid_get_monitor_name(ctx->edid, sink_name, ARRAY_SIZE(sink_name)); + + dev_info(dev, "detected sink(type: %s): %s\n", + sink_str[ctx->sink_type], sink_name); + sii8620_set_upstream_edid(ctx); + sii8620_enable_hpd(ctx); +} + +static void sii8620_mr_xdevcap(struct sii8620 *ctx) +{ + sii8620_read_buf(ctx, REG_EDID_FIFO_RD_DATA, ctx->xdevcap, + MHL_XDC_SIZE); + + sii8620_mt_write_stat(ctx, MHL_XDS_REG(CURR_ECBUS_MODE), + MHL_XDS_ECBUS_S | MHL_XDS_SLOT_MODE_8BIT); + sii8620_mt_rap(ctx, MHL_RAP_CBUS_MODE_UP); +} + +static void sii8620_mt_read_devcap_recv(struct sii8620 *ctx, + struct sii8620_mt_msg *msg) +{ + u8 ctrl = BIT_EDID_CTRL_DEVCAP_SELECT_DEVCAP + | BIT_EDID_CTRL_EDID_FIFO_ADDR_AUTO + | BIT_EDID_CTRL_EDID_MODE_EN; + + if (msg->reg[0] == MHL_READ_XDEVCAP) + ctrl |= BIT_EDID_CTRL_XDEVCAP_EN; + + sii8620_write_seq(ctx, + REG_INTR9_MASK, BIT_INTR9_DEVCAP_DONE | BIT_INTR9_EDID_DONE + | BIT_INTR9_EDID_ERROR, + REG_EDID_CTRL, ctrl, + REG_EDID_FIFO_ADDR, 0 + ); + + if (msg->reg[0] == MHL_READ_XDEVCAP) + sii8620_mr_xdevcap(ctx); + else + sii8620_mr_devcap(ctx); +} + +static void sii8620_mt_read_devcap(struct sii8620 *ctx, bool xdevcap) +{ + struct sii8620_mt_msg *msg = sii8620_mt_msg_new(ctx); + + if (!msg) + return; + + msg->reg[0] = xdevcap ? MHL_READ_XDEVCAP : MHL_READ_DEVCAP; + msg->send = sii8620_mt_read_devcap_send; + msg->recv = sii8620_mt_read_devcap_recv; +} + +static void sii8620_fetch_edid(struct sii8620 *ctx) +{ + u8 lm_ddc, ddc_cmd, int3, cbus; + int fetched, i; + int edid_len = EDID_LENGTH; + u8 *edid; + + sii8620_readb(ctx, REG_CBUS_STATUS); + lm_ddc = sii8620_readb(ctx, REG_LM_DDC); + ddc_cmd = sii8620_readb(ctx, REG_DDC_CMD); + + sii8620_write_seq(ctx, + REG_INTR9_MASK, 0, + REG_EDID_CTRL, BIT_EDID_CTRL_EDID_FIFO_ADDR_AUTO, + REG_HDCP2X_POLL_CS, 0x71, + REG_HDCP2X_CTRL_0, BIT_HDCP2X_CTRL_0_HDCP2X_HDCPTX, + REG_LM_DDC, lm_ddc | BIT_LM_DDC_SW_TPI_EN_DISABLED, + ); + + for (i = 0; i < 256; ++i) { + u8 ddc_stat = sii8620_readb(ctx, REG_DDC_STATUS); + + if (!(ddc_stat & BIT_DDC_STATUS_DDC_I2C_IN_PROG)) + break; + sii8620_write(ctx, REG_DDC_STATUS, + BIT_DDC_STATUS_DDC_FIFO_EMPTY); + } + + sii8620_write(ctx, REG_DDC_ADDR, 0x50 << 1); + + edid = kmalloc(EDID_LENGTH, GFP_KERNEL); + if (!edid) { + ctx->error = -ENOMEM; + return; + } + +#define FETCH_SIZE 16 + for (fetched = 0; fetched < edid_len; fetched += FETCH_SIZE) { + sii8620_readb(ctx, REG_DDC_STATUS); + sii8620_write_seq(ctx, + REG_DDC_CMD, ddc_cmd | VAL_DDC_CMD_DDC_CMD_ABORT, + REG_DDC_CMD, ddc_cmd | VAL_DDC_CMD_DDC_CMD_CLEAR_FIFO, + REG_DDC_STATUS, BIT_DDC_STATUS_DDC_FIFO_EMPTY + ); + sii8620_write_seq(ctx, + REG_DDC_SEGM, fetched >> 8, + REG_DDC_OFFSET, fetched & 0xff, + REG_DDC_DIN_CNT1, FETCH_SIZE, + REG_DDC_DIN_CNT2, 0, + REG_DDC_CMD, ddc_cmd | VAL_DDC_CMD_ENH_DDC_READ_NO_ACK + ); + + do { + int3 = sii8620_readb(ctx, REG_INTR3); + cbus = sii8620_readb(ctx, REG_CBUS_STATUS); + + if (int3 & BIT_DDC_CMD_DONE) + break; + + if (!(cbus & BIT_CBUS_STATUS_CBUS_CONNECTED)) { + kfree(edid); + edid = NULL; + goto end; + } + } while (1); + + sii8620_readb(ctx, REG_DDC_STATUS); + while (sii8620_readb(ctx, REG_DDC_DOUT_CNT) < FETCH_SIZE) + usleep_range(10, 20); + + sii8620_read_buf(ctx, REG_DDC_DATA, edid + fetched, FETCH_SIZE); + if (fetched + FETCH_SIZE == EDID_LENGTH) { + u8 ext = ((struct edid *)edid)->extensions; + + if (ext) { + u8 *new_edid; + + edid_len += ext * EDID_LENGTH; + new_edid = krealloc(edid, edid_len, GFP_KERNEL); + if (!new_edid) { + kfree(edid); + ctx->error = -ENOMEM; + return; + } + edid = new_edid; + } + } + + if (fetched + FETCH_SIZE == edid_len) + sii8620_write(ctx, REG_INTR3, int3); + } + + sii8620_write(ctx, REG_LM_DDC, lm_ddc); + +end: + kfree(ctx->edid); + ctx->edid = (struct edid *)edid; +} + +static void sii8620_set_upstream_edid(struct sii8620 *ctx) +{ + sii8620_setbits(ctx, REG_DPD, BIT_DPD_PDNRX12 | BIT_DPD_PDIDCK_N + | BIT_DPD_PD_MHL_CLK_N, 0xff); + + sii8620_write_seq_static(ctx, + REG_RX_HDMI_CTRL3, 0x00, + REG_PKT_FILTER_0, 0xFF, + REG_PKT_FILTER_1, 0xFF, + REG_ALICE0_BW_I2C, 0x06 + ); + + sii8620_setbits(ctx, REG_RX_HDMI_CLR_BUFFER, + BIT_RX_HDMI_CLR_BUFFER_VSI_CLR_EN, 0xff); + + sii8620_write_seq_static(ctx, + REG_EDID_CTRL, BIT_EDID_CTRL_EDID_FIFO_ADDR_AUTO + | BIT_EDID_CTRL_EDID_MODE_EN, + REG_EDID_FIFO_ADDR, 0, + ); + + sii8620_write_buf(ctx, REG_EDID_FIFO_WR_DATA, (u8 *)ctx->edid, + (ctx->edid->extensions + 1) * EDID_LENGTH); + + sii8620_write_seq_static(ctx, + REG_EDID_CTRL, BIT_EDID_CTRL_EDID_PRIME_VALID + | BIT_EDID_CTRL_EDID_FIFO_ADDR_AUTO + | BIT_EDID_CTRL_EDID_MODE_EN, + REG_INTR5_MASK, BIT_INTR_SCDT_CHANGE, + REG_INTR9_MASK, 0 + ); +} + +static void sii8620_xtal_set_rate(struct sii8620 *ctx) +{ + static const struct { + unsigned int rate; + u8 div; + u8 tp1; + } rates[] = { + { 19200, 0x04, 0x53 }, + { 20000, 0x04, 0x62 }, + { 24000, 0x05, 0x75 }, + { 30000, 0x06, 0x92 }, + { 38400, 0x0c, 0xbc }, + }; + unsigned long rate = clk_get_rate(ctx->clk_xtal) / 1000; + int i; + + for (i = 0; i < ARRAY_SIZE(rates) - 1; ++i) + if (rate <= rates[i].rate) + break; + + if (rate != rates[i].rate) + dev_err(ctx->dev, "xtal clock rate(%lukHz) not supported, setting MHL for %ukHz.\n", + rate, rates[i].rate); + + sii8620_write(ctx, REG_DIV_CTL_MAIN, rates[i].div); + sii8620_write(ctx, REG_HDCP2X_TP1, rates[i].tp1); +} + +static int sii8620_hw_on(struct sii8620 *ctx) +{ + int ret; + + ret = regulator_bulk_enable(ARRAY_SIZE(ctx->supplies), ctx->supplies); + if (ret) + return ret; + usleep_range(10000, 20000); + return clk_prepare_enable(ctx->clk_xtal); +} + +static int sii8620_hw_off(struct sii8620 *ctx) +{ + clk_disable_unprepare(ctx->clk_xtal); + gpiod_set_value(ctx->gpio_reset, 1); + return regulator_bulk_disable(ARRAY_SIZE(ctx->supplies), ctx->supplies); +} + +static void sii8620_hw_reset(struct sii8620 *ctx) +{ + usleep_range(10000, 20000); + gpiod_set_value(ctx->gpio_reset, 0); + usleep_range(5000, 20000); + gpiod_set_value(ctx->gpio_reset, 1); + usleep_range(10000, 20000); + gpiod_set_value(ctx->gpio_reset, 0); + msleep(300); +} + +static void sii8620_cbus_reset(struct sii8620 *ctx) +{ + sii8620_write_seq_static(ctx, + REG_PWD_SRST, BIT_PWD_SRST_CBUS_RST + | BIT_PWD_SRST_CBUS_RST_SW_EN, + REG_PWD_SRST, BIT_PWD_SRST_CBUS_RST_SW_EN + ); +} + +static void sii8620_set_auto_zone(struct sii8620 *ctx) +{ + if (ctx->mode != CM_MHL1) { + sii8620_write_seq_static(ctx, + REG_TX_ZONE_CTL1, 0x0, + REG_MHL_PLL_CTL0, VAL_MHL_PLL_CTL0_HDMI_CLK_RATIO_1X + | BIT_MHL_PLL_CTL0_CRYSTAL_CLK_SEL + | BIT_MHL_PLL_CTL0_ZONE_MASK_OE + ); + } else { + sii8620_write_seq_static(ctx, + REG_TX_ZONE_CTL1, VAL_TX_ZONE_CTL1_TX_ZONE_CTRL_MODE, + REG_MHL_PLL_CTL0, VAL_MHL_PLL_CTL0_HDMI_CLK_RATIO_1X + | BIT_MHL_PLL_CTL0_ZONE_MASK_OE + ); + } +} + +static void sii8620_stop_video(struct sii8620 *ctx) +{ + u8 uninitialized_var(val); + + sii8620_write_seq_static(ctx, + REG_TPI_INTR_EN, 0, + REG_HDCP2X_INTR0_MASK, 0, + REG_TPI_COPP_DATA2, 0, + REG_TPI_INTR_ST0, ~0, + ); + + switch (ctx->sink_type) { + case SINK_DVI: + val = BIT_TPI_SC_REG_TMDS_OE_POWER_DOWN + | BIT_TPI_SC_TPI_AV_MUTE; + break; + case SINK_HDMI: + val = BIT_TPI_SC_REG_TMDS_OE_POWER_DOWN + | BIT_TPI_SC_TPI_AV_MUTE + | BIT_TPI_SC_TPI_OUTPUT_MODE_0_HDMI; + break; + default: + return; + } + + sii8620_write(ctx, REG_TPI_SC, val); +} + +static void sii8620_start_hdmi(struct sii8620 *ctx) +{ + sii8620_write_seq_static(ctx, + REG_RX_HDMI_CTRL2, VAL_RX_HDMI_CTRL2_DEFVAL + | BIT_RX_HDMI_CTRL2_USE_AV_MUTE, + REG_VID_OVRRD, BIT_VID_OVRRD_PP_AUTO_DISABLE + | BIT_VID_OVRRD_M1080P_OVRRD, + REG_VID_MODE, 0, + REG_MHL_TOP_CTL, 0x1, + REG_MHLTX_CTL6, 0xa0, + REG_TPI_INPUT, VAL_TPI_FORMAT(RGB, FULL), + REG_TPI_OUTPUT, VAL_TPI_FORMAT(RGB, FULL), + ); + + sii8620_mt_write_stat(ctx, MHL_DST_REG(LINK_MODE), + MHL_DST_LM_CLK_MODE_NORMAL | + MHL_DST_LM_PATH_ENABLED); + + sii8620_set_auto_zone(ctx); + + sii8620_write(ctx, REG_TPI_SC, BIT_TPI_SC_TPI_OUTPUT_MODE_0_HDMI); + + sii8620_write_buf(ctx, REG_TPI_AVI_CHSUM, ctx->avif, + ARRAY_SIZE(ctx->avif)); + + sii8620_write(ctx, REG_PKT_FILTER_0, 0xa1, 0x2); +} + +static void sii8620_start_video(struct sii8620 *ctx) +{ + if (ctx->mode < CM_MHL3) + sii8620_stop_video(ctx); + + switch (ctx->sink_type) { + case SINK_HDMI: + sii8620_start_hdmi(ctx); + break; + case SINK_DVI: + default: + break; + } +} + +static void sii8620_disable_hpd(struct sii8620 *ctx) +{ + sii8620_setbits(ctx, REG_EDID_CTRL, BIT_EDID_CTRL_EDID_PRIME_VALID, 0); + sii8620_write_seq_static(ctx, + REG_HPD_CTRL, BIT_HPD_CTRL_HPD_OUT_OVR_EN, + REG_INTR8_MASK, 0 + ); +} + +static void sii8620_enable_hpd(struct sii8620 *ctx) +{ + sii8620_setbits(ctx, REG_TMDS_CSTAT_P3, + BIT_TMDS_CSTAT_P3_SCDT_CLR_AVI_DIS + | BIT_TMDS_CSTAT_P3_CLR_AVI, ~0); + sii8620_write_seq_static(ctx, + REG_HPD_CTRL, BIT_HPD_CTRL_HPD_OUT_OVR_EN + | BIT_HPD_CTRL_HPD_HIGH, + ); +} + +static void sii8620_enable_gen2_write_burst(struct sii8620 *ctx) +{ + if (ctx->gen2_write_burst) + return; + + sii8620_write_seq_static(ctx, + REG_MDT_RCV_TIMEOUT, 100, + REG_MDT_RCV_CTRL, BIT_MDT_RCV_CTRL_MDT_RCV_EN + ); + ctx->gen2_write_burst = 1; +} + +static void sii8620_disable_gen2_write_burst(struct sii8620 *ctx) +{ + if (!ctx->gen2_write_burst) + return; + + sii8620_write_seq_static(ctx, + REG_MDT_XMIT_CTRL, 0, + REG_MDT_RCV_CTRL, 0 + ); + ctx->gen2_write_burst = 0; +} + +static void sii8620_start_gen2_write_burst(struct sii8620 *ctx) +{ + sii8620_write_seq_static(ctx, + REG_MDT_INT_1_MASK, BIT_MDT_RCV_TIMEOUT + | BIT_MDT_RCV_SM_ABORT_PKT_RCVD | BIT_MDT_RCV_SM_ERROR + | BIT_MDT_XMIT_TIMEOUT | BIT_MDT_XMIT_SM_ABORT_PKT_RCVD + | BIT_MDT_XMIT_SM_ERROR, + REG_MDT_INT_0_MASK, BIT_MDT_XFIFO_EMPTY + | BIT_MDT_IDLE_AFTER_HAWB_DISABLE + | BIT_MDT_RFIFO_DATA_RDY + ); + sii8620_enable_gen2_write_burst(ctx); +} + +static void sii8620_mhl_discover(struct sii8620 *ctx) +{ + sii8620_write_seq_static(ctx, + REG_DISC_CTRL9, BIT_DISC_CTRL9_WAKE_DRVFLT + | BIT_DISC_CTRL9_DISC_PULSE_PROCEED, + REG_DISC_CTRL4, VAL_DISC_CTRL4(VAL_PUP_5K, VAL_PUP_20K), + REG_CBUS_DISC_INTR0_MASK, BIT_MHL3_EST_INT + | BIT_MHL_EST_INT + | BIT_NOT_MHL_EST_INT + | BIT_CBUS_MHL3_DISCON_INT + | BIT_CBUS_MHL12_DISCON_INT + | BIT_RGND_READY_INT, + REG_MHL_PLL_CTL0, VAL_MHL_PLL_CTL0_HDMI_CLK_RATIO_1X + | BIT_MHL_PLL_CTL0_CRYSTAL_CLK_SEL + | BIT_MHL_PLL_CTL0_ZONE_MASK_OE, + REG_MHL_DP_CTL0, BIT_MHL_DP_CTL0_DP_OE + | BIT_MHL_DP_CTL0_TX_OE_OVR, + REG_M3_CTRL, VAL_M3_CTRL_MHL3_VALUE, + REG_MHL_DP_CTL1, 0xA2, + REG_MHL_DP_CTL2, 0x03, + REG_MHL_DP_CTL3, 0x35, + REG_MHL_DP_CTL5, 0x02, + REG_MHL_DP_CTL6, 0x02, + REG_MHL_DP_CTL7, 0x03, + REG_COC_CTLC, 0xFF, + REG_DPD, BIT_DPD_PWRON_PLL | BIT_DPD_PDNTX12 + | BIT_DPD_OSC_EN | BIT_DPD_PWRON_HSIC, + REG_COC_INTR_MASK, BIT_COC_PLL_LOCK_STATUS_CHANGE + | BIT_COC_CALIBRATION_DONE, + REG_CBUS_INT_1_MASK, BIT_CBUS_MSC_ABORT_RCVD + | BIT_CBUS_CMD_ABORT, + REG_CBUS_INT_0_MASK, BIT_CBUS_MSC_MT_DONE + | BIT_CBUS_HPD_CHG + | BIT_CBUS_MSC_MR_WRITE_STAT + | BIT_CBUS_MSC_MR_MSC_MSG + | BIT_CBUS_MSC_MR_WRITE_BURST + | BIT_CBUS_MSC_MR_SET_INT + | BIT_CBUS_MSC_MT_DONE_NACK + ); +} + +static void sii8620_peer_specific_init(struct sii8620 *ctx) +{ + if (ctx->mode == CM_MHL3) + sii8620_write_seq_static(ctx, + REG_SYS_CTRL1, BIT_SYS_CTRL1_BLOCK_DDC_BY_HPD, + REG_EMSCINTRMASK1, + BIT_EMSCINTR1_EMSC_TRAINING_COMMA_ERR + ); + else + sii8620_write_seq_static(ctx, + REG_HDCP2X_INTR0_MASK, 0x00, + REG_EMSCINTRMASK1, 0x00, + REG_HDCP2X_INTR0, 0xFF, + REG_INTR1, 0xFF, + REG_SYS_CTRL1, BIT_SYS_CTRL1_BLOCK_DDC_BY_HPD + | BIT_SYS_CTRL1_TX_CTRL_HDMI + ); +} + +#define SII8620_MHL_VERSION 0x32 +#define SII8620_SCRATCHPAD_SIZE 16 +#define SII8620_INT_STAT_SIZE 0x33 + +static void sii8620_set_dev_cap(struct sii8620 *ctx) +{ + static const u8 devcap[MHL_DCAP_SIZE] = { + [MHL_DCAP_MHL_VERSION] = SII8620_MHL_VERSION, + [MHL_DCAP_CAT] = MHL_DCAP_CAT_SOURCE | MHL_DCAP_CAT_POWER, + [MHL_DCAP_ADOPTER_ID_H] = 0x01, + [MHL_DCAP_ADOPTER_ID_L] = 0x41, + [MHL_DCAP_VID_LINK_MODE] = MHL_DCAP_VID_LINK_RGB444 + | MHL_DCAP_VID_LINK_PPIXEL + | MHL_DCAP_VID_LINK_16BPP, + [MHL_DCAP_AUD_LINK_MODE] = MHL_DCAP_AUD_LINK_2CH, + [MHL_DCAP_VIDEO_TYPE] = MHL_DCAP_VT_GRAPHICS, + [MHL_DCAP_LOG_DEV_MAP] = MHL_DCAP_LD_GUI, + [MHL_DCAP_BANDWIDTH] = 0x0f, + [MHL_DCAP_FEATURE_FLAG] = MHL_DCAP_FEATURE_RCP_SUPPORT + | MHL_DCAP_FEATURE_RAP_SUPPORT + | MHL_DCAP_FEATURE_SP_SUPPORT, + [MHL_DCAP_SCRATCHPAD_SIZE] = SII8620_SCRATCHPAD_SIZE, + [MHL_DCAP_INT_STAT_SIZE] = SII8620_INT_STAT_SIZE, + }; + static const u8 xdcap[MHL_XDC_SIZE] = { + [MHL_XDC_ECBUS_SPEEDS] = MHL_XDC_ECBUS_S_075 + | MHL_XDC_ECBUS_S_8BIT, + [MHL_XDC_TMDS_SPEEDS] = MHL_XDC_TMDS_150 + | MHL_XDC_TMDS_300 | MHL_XDC_TMDS_600, + [MHL_XDC_ECBUS_ROLES] = MHL_XDC_DEV_HOST, + [MHL_XDC_LOG_DEV_MAPX] = MHL_XDC_LD_PHONE, + }; + + sii8620_write_buf(ctx, REG_MHL_DEVCAP_0, devcap, ARRAY_SIZE(devcap)); + sii8620_write_buf(ctx, REG_MHL_EXTDEVCAP_0, xdcap, ARRAY_SIZE(xdcap)); +} + +static void sii8620_mhl_init(struct sii8620 *ctx) +{ + sii8620_write_seq_static(ctx, + REG_DISC_CTRL4, VAL_DISC_CTRL4(VAL_PUP_OFF, VAL_PUP_20K), + REG_CBUS_MSC_COMPAT_CTRL, + BIT_CBUS_MSC_COMPAT_CTRL_XDEVCAP_EN, + ); + + sii8620_peer_specific_init(ctx); + + sii8620_disable_hpd(ctx); + + sii8620_write_seq_static(ctx, + REG_EDID_CTRL, BIT_EDID_CTRL_EDID_FIFO_ADDR_AUTO, + REG_DISC_CTRL9, BIT_DISC_CTRL9_WAKE_DRVFLT + | BIT_DISC_CTRL9_WAKE_PULSE_BYPASS, + REG_TMDS0_CCTRL1, 0x90, + REG_TMDS_CLK_EN, 0x01, + REG_TMDS_CH_EN, 0x11, + REG_BGR_BIAS, 0x87, + REG_ALICE0_ZONE_CTRL, 0xE8, + REG_ALICE0_MODE_CTRL, 0x04, + ); + sii8620_setbits(ctx, REG_LM_DDC, BIT_LM_DDC_SW_TPI_EN_DISABLED, 0); + sii8620_write_seq_static(ctx, + REG_TPI_HW_OPT3, 0x76, + REG_TMDS_CCTRL, BIT_TMDS_CCTRL_TMDS_OE, + REG_TPI_DTD_B2, 79, + ); + sii8620_set_dev_cap(ctx); + sii8620_write_seq_static(ctx, + REG_MDT_XMIT_TIMEOUT, 100, + REG_MDT_XMIT_CTRL, 0x03, + REG_MDT_XFIFO_STAT, 0x00, + REG_MDT_RCV_TIMEOUT, 100, + REG_CBUS_LINK_CTRL_8, 0x1D, + ); + + sii8620_start_gen2_write_burst(ctx); + sii8620_write_seq_static(ctx, + REG_BIST_CTRL, 0x00, + REG_COC_CTL1, 0x10, + REG_COC_CTL2, 0x18, + REG_COC_CTLF, 0x07, + REG_COC_CTL11, 0xF8, + REG_COC_CTL17, 0x61, + REG_COC_CTL18, 0x46, + REG_COC_CTL19, 0x15, + REG_COC_CTL1A, 0x01, + REG_MHL_COC_CTL3, BIT_MHL_COC_CTL3_COC_AECHO_EN, + REG_MHL_COC_CTL4, 0x2D, + REG_MHL_COC_CTL5, 0xF9, + REG_MSC_HEARTBEAT_CTRL, 0x27, + ); + sii8620_disable_gen2_write_burst(ctx); + + /* currently MHL3 is not supported, so we force version to 0 */ + sii8620_mt_write_stat(ctx, MHL_DST_REG(VERSION), 0); + sii8620_mt_write_stat(ctx, MHL_DST_REG(CONNECTED_RDY), + MHL_DST_CONN_DCAP_RDY | MHL_DST_CONN_XDEVCAPP_SUPP + | MHL_DST_CONN_POW_STAT); + sii8620_mt_set_int(ctx, MHL_INT_REG(RCHANGE), MHL_INT_RC_DCAP_CHG); +} + +static void sii8620_set_mode(struct sii8620 *ctx, enum sii8620_mode mode) +{ + if (ctx->mode == mode) + return; + + ctx->mode = mode; + + switch (mode) { + case CM_MHL1: + sii8620_write_seq_static(ctx, + REG_CBUS_MSC_COMPAT_CTRL, 0x02, + REG_M3_CTRL, VAL_M3_CTRL_MHL1_2_VALUE, + REG_DPD, BIT_DPD_PWRON_PLL | BIT_DPD_PDNTX12 + | BIT_DPD_OSC_EN, + REG_COC_INTR_MASK, 0 + ); + break; + case CM_MHL3: + sii8620_write_seq_static(ctx, + REG_M3_CTRL, VAL_M3_CTRL_MHL3_VALUE, + REG_COC_CTL0, 0x40, + REG_MHL_COC_CTL1, 0x07 + ); + break; + case CM_DISCONNECTED: + break; + default: + dev_err(ctx->dev, "%s mode %d not supported\n", __func__, mode); + break; + }; + + sii8620_set_auto_zone(ctx); + + if (mode != CM_MHL1) + return; + + sii8620_write_seq_static(ctx, + REG_MHL_DP_CTL0, 0xBC, + REG_MHL_DP_CTL1, 0xBB, + REG_MHL_DP_CTL3, 0x48, + REG_MHL_DP_CTL5, 0x39, + REG_MHL_DP_CTL2, 0x2A, + REG_MHL_DP_CTL6, 0x2A, + REG_MHL_DP_CTL7, 0x08 + ); +} + +static void sii8620_disconnect(struct sii8620 *ctx) +{ + sii8620_disable_gen2_write_burst(ctx); + sii8620_stop_video(ctx); + msleep(50); + sii8620_cbus_reset(ctx); + sii8620_set_mode(ctx, CM_DISCONNECTED); + sii8620_write_seq_static(ctx, + REG_COC_CTL0, 0x40, + REG_CBUS3_CNVT, 0x84, + REG_COC_CTL14, 0x00, + REG_COC_CTL0, 0x40, + REG_HRXCTRL3, 0x07, + REG_MHL_PLL_CTL0, VAL_MHL_PLL_CTL0_HDMI_CLK_RATIO_1X + | BIT_MHL_PLL_CTL0_CRYSTAL_CLK_SEL + | BIT_MHL_PLL_CTL0_ZONE_MASK_OE, + REG_MHL_DP_CTL0, BIT_MHL_DP_CTL0_DP_OE + | BIT_MHL_DP_CTL0_TX_OE_OVR, + REG_MHL_DP_CTL1, 0xBB, + REG_MHL_DP_CTL3, 0x48, + REG_MHL_DP_CTL5, 0x3F, + REG_MHL_DP_CTL2, 0x2F, + REG_MHL_DP_CTL6, 0x2A, + REG_MHL_DP_CTL7, 0x03 + ); + sii8620_disable_hpd(ctx); + sii8620_write_seq_static(ctx, + REG_M3_CTRL, VAL_M3_CTRL_MHL3_VALUE, + REG_MHL_COC_CTL1, 0x07, + REG_DISC_CTRL4, VAL_DISC_CTRL4(VAL_PUP_OFF, VAL_PUP_20K), + REG_DISC_CTRL8, 0x00, + REG_DISC_CTRL9, BIT_DISC_CTRL9_WAKE_DRVFLT + | BIT_DISC_CTRL9_WAKE_PULSE_BYPASS, + REG_INT_CTRL, 0x00, + REG_MSC_HEARTBEAT_CTRL, 0x27, + REG_DISC_CTRL1, 0x25, + REG_CBUS_DISC_INTR0, (u8)~BIT_RGND_READY_INT, + REG_CBUS_DISC_INTR0_MASK, BIT_RGND_READY_INT, + REG_MDT_INT_1, 0xff, + REG_MDT_INT_1_MASK, 0x00, + REG_MDT_INT_0, 0xff, + REG_MDT_INT_0_MASK, 0x00, + REG_COC_INTR, 0xff, + REG_COC_INTR_MASK, 0x00, + REG_TRXINTH, 0xff, + REG_TRXINTMH, 0x00, + REG_CBUS_INT_0, 0xff, + REG_CBUS_INT_0_MASK, 0x00, + REG_CBUS_INT_1, 0xff, + REG_CBUS_INT_1_MASK, 0x00, + REG_EMSCINTR, 0xff, + REG_EMSCINTRMASK, 0x00, + REG_EMSCINTR1, 0xff, + REG_EMSCINTRMASK1, 0x00, + REG_INTR8, 0xff, + REG_INTR8_MASK, 0x00, + REG_TPI_INTR_ST0, 0xff, + REG_TPI_INTR_EN, 0x00, + REG_HDCP2X_INTR0, 0xff, + REG_HDCP2X_INTR0_MASK, 0x00, + REG_INTR9, 0xff, + REG_INTR9_MASK, 0x00, + REG_INTR3, 0xff, + REG_INTR3_MASK, 0x00, + REG_INTR5, 0xff, + REG_INTR5_MASK, 0x00, + REG_INTR2, 0xff, + REG_INTR2_MASK, 0x00, + ); + memset(ctx->stat, 0, sizeof(ctx->stat)); + memset(ctx->xstat, 0, sizeof(ctx->xstat)); + memset(ctx->devcap, 0, sizeof(ctx->devcap)); + memset(ctx->xdevcap, 0, sizeof(ctx->xdevcap)); + ctx->cbus_status = 0; + ctx->sink_type = SINK_NONE; + kfree(ctx->edid); + ctx->edid = NULL; + sii8620_mt_cleanup(ctx); +} + +static void sii8620_mhl_disconnected(struct sii8620 *ctx) +{ + sii8620_write_seq_static(ctx, + REG_DISC_CTRL4, VAL_DISC_CTRL4(VAL_PUP_OFF, VAL_PUP_20K), + REG_CBUS_MSC_COMPAT_CTRL, + BIT_CBUS_MSC_COMPAT_CTRL_XDEVCAP_EN + ); + sii8620_disconnect(ctx); +} + +static void sii8620_irq_disc(struct sii8620 *ctx) +{ + u8 stat = sii8620_readb(ctx, REG_CBUS_DISC_INTR0); + + if (stat & VAL_CBUS_MHL_DISCON) + sii8620_mhl_disconnected(ctx); + + if (stat & BIT_RGND_READY_INT) { + u8 stat2 = sii8620_readb(ctx, REG_DISC_STAT2); + + if ((stat2 & MSK_DISC_STAT2_RGND) == VAL_RGND_1K) { + sii8620_mhl_discover(ctx); + } else { + sii8620_write_seq_static(ctx, + REG_DISC_CTRL9, BIT_DISC_CTRL9_WAKE_DRVFLT + | BIT_DISC_CTRL9_NOMHL_EST + | BIT_DISC_CTRL9_WAKE_PULSE_BYPASS, + REG_CBUS_DISC_INTR0_MASK, BIT_RGND_READY_INT + | BIT_CBUS_MHL3_DISCON_INT + | BIT_CBUS_MHL12_DISCON_INT + | BIT_NOT_MHL_EST_INT + ); + } + } + if (stat & BIT_MHL_EST_INT) + sii8620_mhl_init(ctx); + + sii8620_write(ctx, REG_CBUS_DISC_INTR0, stat); +} + +static void sii8620_irq_g2wb(struct sii8620 *ctx) +{ + u8 stat = sii8620_readb(ctx, REG_MDT_INT_0); + + if (stat & BIT_MDT_IDLE_AFTER_HAWB_DISABLE) + dev_dbg(ctx->dev, "HAWB idle\n"); + + sii8620_write(ctx, REG_MDT_INT_0, stat); +} + +static void sii8620_status_changed_dcap(struct sii8620 *ctx) +{ + if (ctx->stat[MHL_DST_CONNECTED_RDY] & MHL_DST_CONN_DCAP_RDY) { + sii8620_set_mode(ctx, CM_MHL1); + sii8620_peer_specific_init(ctx); + sii8620_write(ctx, REG_INTR9_MASK, BIT_INTR9_DEVCAP_DONE + | BIT_INTR9_EDID_DONE | BIT_INTR9_EDID_ERROR); + } +} + +static void sii8620_status_changed_path(struct sii8620 *ctx) +{ + if (ctx->stat[MHL_DST_LINK_MODE] & MHL_DST_LM_PATH_ENABLED) { + sii8620_mt_write_stat(ctx, MHL_DST_REG(LINK_MODE), + MHL_DST_LM_CLK_MODE_NORMAL + | MHL_DST_LM_PATH_ENABLED); + sii8620_mt_read_devcap(ctx, false); + } else { + sii8620_mt_write_stat(ctx, MHL_DST_REG(LINK_MODE), + MHL_DST_LM_CLK_MODE_NORMAL); + } +} + +static void sii8620_msc_mr_write_stat(struct sii8620 *ctx) +{ + u8 st[MHL_DST_SIZE], xst[MHL_XDS_SIZE]; + + sii8620_read_buf(ctx, REG_MHL_STAT_0, st, MHL_DST_SIZE); + sii8620_read_buf(ctx, REG_MHL_EXTSTAT_0, xst, MHL_XDS_SIZE); + + sii8620_update_array(ctx->stat, st, MHL_DST_SIZE); + sii8620_update_array(ctx->xstat, xst, MHL_XDS_SIZE); + + if (st[MHL_DST_CONNECTED_RDY] & MHL_DST_CONN_DCAP_RDY) + sii8620_status_changed_dcap(ctx); + + if (st[MHL_DST_LINK_MODE] & MHL_DST_LM_PATH_ENABLED) + sii8620_status_changed_path(ctx); +} + +static void sii8620_msc_mr_set_int(struct sii8620 *ctx) +{ + u8 ints[MHL_INT_SIZE]; + + sii8620_read_buf(ctx, REG_MHL_INT_0, ints, MHL_INT_SIZE); + sii8620_write_buf(ctx, REG_MHL_INT_0, ints, MHL_INT_SIZE); +} + +static struct sii8620_mt_msg *sii8620_msc_msg_first(struct sii8620 *ctx) +{ + struct device *dev = ctx->dev; + + if (list_empty(&ctx->mt_queue)) { + dev_err(dev, "unexpected MSC MT response\n"); + return NULL; + } + + return list_first_entry(&ctx->mt_queue, struct sii8620_mt_msg, node); +} + +static void sii8620_msc_mt_done(struct sii8620 *ctx) +{ + struct sii8620_mt_msg *msg = sii8620_msc_msg_first(ctx); + + if (!msg) + return; + + msg->ret = sii8620_readb(ctx, REG_MSC_MT_RCVD_DATA0); + ctx->mt_state = MT_STATE_DONE; +} + +static void sii8620_msc_mr_msc_msg(struct sii8620 *ctx) +{ + struct sii8620_mt_msg *msg = sii8620_msc_msg_first(ctx); + u8 buf[2]; + + if (!msg) + return; + + sii8620_read_buf(ctx, REG_MSC_MR_MSC_MSG_RCVD_1ST_DATA, buf, 2); + + switch (buf[0]) { + case MHL_MSC_MSG_RAPK: + msg->ret = buf[1]; + ctx->mt_state = MT_STATE_DONE; + break; + default: + dev_err(ctx->dev, "%s message type %d,%d not supported", + __func__, buf[0], buf[1]); + } +} + +static void sii8620_irq_msc(struct sii8620 *ctx) +{ + u8 stat = sii8620_readb(ctx, REG_CBUS_INT_0); + + if (stat & ~BIT_CBUS_HPD_CHG) + sii8620_write(ctx, REG_CBUS_INT_0, stat & ~BIT_CBUS_HPD_CHG); + + if (stat & BIT_CBUS_HPD_CHG) { + u8 cbus_stat = sii8620_readb(ctx, REG_CBUS_STATUS); + + if ((cbus_stat ^ ctx->cbus_status) & BIT_CBUS_STATUS_CBUS_HPD) { + sii8620_write(ctx, REG_CBUS_INT_0, BIT_CBUS_HPD_CHG); + } else { + stat ^= BIT_CBUS_STATUS_CBUS_HPD; + cbus_stat ^= BIT_CBUS_STATUS_CBUS_HPD; + } + ctx->cbus_status = cbus_stat; + } + + if (stat & BIT_CBUS_MSC_MR_WRITE_STAT) + sii8620_msc_mr_write_stat(ctx); + + if (stat & BIT_CBUS_MSC_MR_SET_INT) + sii8620_msc_mr_set_int(ctx); + + if (stat & BIT_CBUS_MSC_MT_DONE) + sii8620_msc_mt_done(ctx); + + if (stat & BIT_CBUS_MSC_MR_MSC_MSG) + sii8620_msc_mr_msc_msg(ctx); +} + +static void sii8620_irq_coc(struct sii8620 *ctx) +{ + u8 stat = sii8620_readb(ctx, REG_COC_INTR); + + sii8620_write(ctx, REG_COC_INTR, stat); +} + +static void sii8620_irq_merr(struct sii8620 *ctx) +{ + u8 stat = sii8620_readb(ctx, REG_CBUS_INT_1); + + sii8620_write(ctx, REG_CBUS_INT_1, stat); +} + +static void sii8620_irq_edid(struct sii8620 *ctx) +{ + u8 stat = sii8620_readb(ctx, REG_INTR9); + + sii8620_write(ctx, REG_INTR9, stat); + + if (stat & BIT_INTR9_DEVCAP_DONE) + ctx->mt_state = MT_STATE_DONE; +} + +static void sii8620_scdt_high(struct sii8620 *ctx) +{ + sii8620_write_seq_static(ctx, + REG_INTR8_MASK, BIT_CEA_NEW_AVI | BIT_CEA_NEW_VSI, + REG_TPI_SC, BIT_TPI_SC_TPI_OUTPUT_MODE_0_HDMI, + ); +} + +static void sii8620_scdt_low(struct sii8620 *ctx) +{ + sii8620_write(ctx, REG_TMDS_CSTAT_P3, + BIT_TMDS_CSTAT_P3_SCDT_CLR_AVI_DIS | + BIT_TMDS_CSTAT_P3_CLR_AVI); + + sii8620_stop_video(ctx); + + sii8620_write(ctx, REG_INTR8_MASK, 0); +} + +static void sii8620_irq_scdt(struct sii8620 *ctx) +{ + u8 stat = sii8620_readb(ctx, REG_INTR5); + + if (stat & BIT_INTR_SCDT_CHANGE) { + u8 cstat = sii8620_readb(ctx, REG_TMDS_CSTAT_P3); + + if (cstat & BIT_TMDS_CSTAT_P3_SCDT) + sii8620_scdt_high(ctx); + else + sii8620_scdt_low(ctx); + } + + sii8620_write(ctx, REG_INTR5, stat); +} + +static void sii8620_new_vsi(struct sii8620 *ctx) +{ + u8 vsif[11]; + + sii8620_write(ctx, REG_RX_HDMI_CTRL2, + VAL_RX_HDMI_CTRL2_DEFVAL | + BIT_RX_HDMI_CTRL2_VSI_MON_SEL_VSI); + sii8620_read_buf(ctx, REG_RX_HDMI_MON_PKT_HEADER1, vsif, + ARRAY_SIZE(vsif)); +} + +static void sii8620_new_avi(struct sii8620 *ctx) +{ + sii8620_write(ctx, REG_RX_HDMI_CTRL2, VAL_RX_HDMI_CTRL2_DEFVAL); + sii8620_read_buf(ctx, REG_RX_HDMI_MON_PKT_HEADER1, ctx->avif, + ARRAY_SIZE(ctx->avif)); +} + +static void sii8620_irq_infr(struct sii8620 *ctx) +{ + u8 stat = sii8620_readb(ctx, REG_INTR8) + & (BIT_CEA_NEW_VSI | BIT_CEA_NEW_AVI); + + sii8620_write(ctx, REG_INTR8, stat); + + if (stat & BIT_CEA_NEW_VSI) + sii8620_new_vsi(ctx); + + if (stat & BIT_CEA_NEW_AVI) + sii8620_new_avi(ctx); + + if (stat & (BIT_CEA_NEW_VSI | BIT_CEA_NEW_AVI)) + sii8620_start_video(ctx); +} + +/* endian agnostic, non-volatile version of test_bit */ +static bool sii8620_test_bit(unsigned int nr, const u8 *addr) +{ + return 1 & (addr[nr / BITS_PER_BYTE] >> (nr % BITS_PER_BYTE)); +} + +static irqreturn_t sii8620_irq_thread(int irq, void *data) +{ + static const struct { + int bit; + void (*handler)(struct sii8620 *ctx); + } irq_vec[] = { + { BIT_FAST_INTR_STAT_DISC, sii8620_irq_disc }, + { BIT_FAST_INTR_STAT_G2WB, sii8620_irq_g2wb }, + { BIT_FAST_INTR_STAT_COC, sii8620_irq_coc }, + { BIT_FAST_INTR_STAT_MSC, sii8620_irq_msc }, + { BIT_FAST_INTR_STAT_MERR, sii8620_irq_merr }, + { BIT_FAST_INTR_STAT_EDID, sii8620_irq_edid }, + { BIT_FAST_INTR_STAT_SCDT, sii8620_irq_scdt }, + { BIT_FAST_INTR_STAT_INFR, sii8620_irq_infr }, + }; + struct sii8620 *ctx = data; + u8 stats[LEN_FAST_INTR_STAT]; + int i, ret; + + mutex_lock(&ctx->lock); + + sii8620_read_buf(ctx, REG_FAST_INTR_STAT, stats, ARRAY_SIZE(stats)); + for (i = 0; i < ARRAY_SIZE(irq_vec); ++i) + if (sii8620_test_bit(irq_vec[i].bit, stats)) + irq_vec[i].handler(ctx); + + sii8620_mt_work(ctx); + + ret = sii8620_clear_error(ctx); + if (ret) { + dev_err(ctx->dev, "Error during IRQ handling, %d.\n", ret); + sii8620_mhl_disconnected(ctx); + } + mutex_unlock(&ctx->lock); + + return IRQ_HANDLED; +} + +static void sii8620_cable_in(struct sii8620 *ctx) +{ + struct device *dev = ctx->dev; + u8 ver[5]; + int ret; + + ret = sii8620_hw_on(ctx); + if (ret) { + dev_err(dev, "Error powering on, %d.\n", ret); + return; + } + sii8620_hw_reset(ctx); + + sii8620_read_buf(ctx, REG_VND_IDL, ver, ARRAY_SIZE(ver)); + ret = sii8620_clear_error(ctx); + if (ret) { + dev_err(dev, "Error accessing I2C bus, %d.\n", ret); + return; + } + + dev_info(dev, "ChipID %02x%02x:%02x%02x rev %02x.\n", ver[1], ver[0], + ver[3], ver[2], ver[4]); + + sii8620_write(ctx, REG_DPD, + BIT_DPD_PWRON_PLL | BIT_DPD_PDNTX12 | BIT_DPD_OSC_EN); + + sii8620_xtal_set_rate(ctx); + sii8620_disconnect(ctx); + + sii8620_write_seq_static(ctx, + REG_MHL_CBUS_CTL0, VAL_MHL_CBUS_CTL0_CBUS_DRV_SEL_STRONG + | VAL_MHL_CBUS_CTL0_CBUS_RGND_VBIAS_734, + REG_MHL_CBUS_CTL1, VAL_MHL_CBUS_CTL1_1115_OHM, + REG_DPD, BIT_DPD_PWRON_PLL | BIT_DPD_PDNTX12 | BIT_DPD_OSC_EN, + ); + + ret = sii8620_clear_error(ctx); + if (ret) { + dev_err(dev, "Error accessing I2C bus, %d.\n", ret); + return; + } + + enable_irq(to_i2c_client(ctx->dev)->irq); +} + +static inline struct sii8620 *bridge_to_sii8620(struct drm_bridge *bridge) +{ + return container_of(bridge, struct sii8620, bridge); +} + +static bool sii8620_mode_fixup(struct drm_bridge *bridge, + const struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode) +{ + struct sii8620 *ctx = bridge_to_sii8620(bridge); + bool ret = false; + int max_clock = 74250; + + mutex_lock(&ctx->lock); + + if (mode->flags & DRM_MODE_FLAG_INTERLACE) + goto out; + + if (ctx->devcap[MHL_DCAP_VID_LINK_MODE] & MHL_DCAP_VID_LINK_PPIXEL) + max_clock = 300000; + + ret = mode->clock <= max_clock; + +out: + mutex_unlock(&ctx->lock); + + return ret; +} + +static const struct drm_bridge_funcs sii8620_bridge_funcs = { + .mode_fixup = sii8620_mode_fixup, +}; + +static int sii8620_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + struct device *dev = &client->dev; + struct sii8620 *ctx; + int ret; + + ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); + if (!ctx) + return -ENOMEM; + + ctx->dev = dev; + mutex_init(&ctx->lock); + INIT_LIST_HEAD(&ctx->mt_queue); + + ctx->clk_xtal = devm_clk_get(dev, "xtal"); + if (IS_ERR(ctx->clk_xtal)) { + dev_err(dev, "failed to get xtal clock from DT\n"); + return PTR_ERR(ctx->clk_xtal); + } + + if (!client->irq) { + dev_err(dev, "no irq provided\n"); + return -EINVAL; + } + irq_set_status_flags(client->irq, IRQ_NOAUTOEN); + ret = devm_request_threaded_irq(dev, client->irq, NULL, + sii8620_irq_thread, + IRQF_TRIGGER_HIGH | IRQF_ONESHOT, + "sii8620", ctx); + + ctx->gpio_reset = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH); + if (IS_ERR(ctx->gpio_reset)) { + dev_err(dev, "failed to get reset gpio from DT\n"); + return PTR_ERR(ctx->gpio_reset); + } + + ctx->supplies[0].supply = "cvcc10"; + ctx->supplies[1].supply = "iovcc18"; + ret = devm_regulator_bulk_get(dev, 2, ctx->supplies); + if (ret) + return ret; + + i2c_set_clientdata(client, ctx); + + ctx->bridge.funcs = &sii8620_bridge_funcs; + ctx->bridge.of_node = dev->of_node; + drm_bridge_add(&ctx->bridge); + + sii8620_cable_in(ctx); + + return 0; +} + +static int sii8620_remove(struct i2c_client *client) +{ + struct sii8620 *ctx = i2c_get_clientdata(client); + + disable_irq(to_i2c_client(ctx->dev)->irq); + drm_bridge_remove(&ctx->bridge); + sii8620_hw_off(ctx); + + return 0; +} + +static const struct of_device_id sii8620_dt_match[] = { + { .compatible = "sil,sii8620" }, + { }, +}; +MODULE_DEVICE_TABLE(of, sii8620_dt_match); + +static const struct i2c_device_id sii8620_id[] = { + { "sii8620", 0 }, + { }, +}; + +MODULE_DEVICE_TABLE(i2c, sii8620_id); +static struct i2c_driver sii8620_driver = { + .driver = { + .name = "sii8620", + .owner = THIS_MODULE, + .of_match_table = of_match_ptr(sii8620_dt_match), + }, + .probe = sii8620_probe, + .remove = sii8620_remove, + .id_table = sii8620_id, +}; + +module_i2c_driver(sii8620_driver); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/gpu/drm/bridge/sil-sii8620.h b/drivers/gpu/drm/bridge/sil-sii8620.h new file mode 100644 index 000000000000..6ff616a4f6ce --- /dev/null +++ b/drivers/gpu/drm/bridge/sil-sii8620.h @@ -0,0 +1,1517 @@ +/* + * Registers of Silicon Image SiI8620 Mobile HD Transmitter + * + * Copyright (C) 2015, Samsung Electronics Co., Ltd. + * Andrzej Hajda + * + * Based on MHL driver for Android devices. + * Copyright (C) 2013-2014 Silicon Image, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __SIL_SII8620_H__ +#define __SIL_SII8620_H__ + +/* Vendor ID Low byte, default value: 0x01 */ +#define REG_VND_IDL 0x0000 + +/* Vendor ID High byte, default value: 0x00 */ +#define REG_VND_IDH 0x0001 + +/* Device ID Low byte, default value: 0x60 */ +#define REG_DEV_IDL 0x0002 + +/* Device ID High byte, default value: 0x86 */ +#define REG_DEV_IDH 0x0003 + +/* Device Revision, default value: 0x10 */ +#define REG_DEV_REV 0x0004 + +/* OTP DBYTE510, default value: 0x00 */ +#define REG_OTP_DBYTE510 0x0006 + +/* System Control #1, default value: 0x00 */ +#define REG_SYS_CTRL1 0x0008 +#define BIT_SYS_CTRL1_OTPVMUTEOVR_SET BIT(7) +#define BIT_SYS_CTRL1_VSYNCPIN BIT(6) +#define BIT_SYS_CTRL1_OTPADROPOVR_SET BIT(5) +#define BIT_SYS_CTRL1_BLOCK_DDC_BY_HPD BIT(4) +#define BIT_SYS_CTRL1_OTP2XVOVR_EN BIT(3) +#define BIT_SYS_CTRL1_OTP2XAOVR_EN BIT(2) +#define BIT_SYS_CTRL1_TX_CTRL_HDMI BIT(1) +#define BIT_SYS_CTRL1_OTPAMUTEOVR_SET BIT(0) + +/* System Control DPD, default value: 0x90 */ +#define REG_DPD 0x000b +#define BIT_DPD_PWRON_PLL BIT(7) +#define BIT_DPD_PDNTX12 BIT(6) +#define BIT_DPD_PDNRX12 BIT(5) +#define BIT_DPD_OSC_EN BIT(4) +#define BIT_DPD_PWRON_HSIC BIT(3) +#define BIT_DPD_PDIDCK_N BIT(2) +#define BIT_DPD_PD_MHL_CLK_N BIT(1) + +/* Dual link Control, default value: 0x00 */ +#define REG_DCTL 0x000d +#define BIT_DCTL_TDM_LCLK_PHASE BIT(7) +#define BIT_DCTL_HSIC_CLK_PHASE BIT(6) +#define BIT_DCTL_CTS_TCK_PHASE BIT(5) +#define BIT_DCTL_EXT_DDC_SEL BIT(4) +#define BIT_DCTL_TRANSCODE BIT(3) +#define BIT_DCTL_HSIC_RX_STROBE_PHASE BIT(2) +#define BIT_DCTL_HSIC_TX_BIST_START_SEL BIT(1) +#define BIT_DCTL_TCLKNX_PHASE BIT(0) + +/* PWD Software Reset, default value: 0x20 */ +#define REG_PWD_SRST 0x000e +#define BIT_PWD_SRST_COC_DOC_RST BIT(7) +#define BIT_PWD_SRST_CBUS_RST_SW BIT(6) +#define BIT_PWD_SRST_CBUS_RST_SW_EN BIT(5) +#define BIT_PWD_SRST_MHLFIFO_RST BIT(4) +#define BIT_PWD_SRST_CBUS_RST BIT(3) +#define BIT_PWD_SRST_SW_RST_AUTO BIT(2) +#define BIT_PWD_SRST_HDCP2X_SW_RST BIT(1) +#define BIT_PWD_SRST_SW_RST BIT(0) + +/* AKSV_1, default value: 0x00 */ +#define REG_AKSV_1 0x001d + +/* Video H Resolution #1, default value: 0x00 */ +#define REG_H_RESL 0x003a + +/* Video Mode, default value: 0x00 */ +#define REG_VID_MODE 0x004a +#define BIT_VID_MODE_M1080P BIT(6) + +/* Video Input Mode, default value: 0xc0 */ +#define REG_VID_OVRRD 0x0051 +#define BIT_VID_OVRRD_PP_AUTO_DISABLE BIT(7) +#define BIT_VID_OVRRD_M1080P_OVRRD BIT(6) +#define BIT_VID_OVRRD_MINIVSYNC_ON BIT(5) +#define BIT_VID_OVRRD_3DCONV_EN_FRAME_PACK BIT(4) +#define BIT_VID_OVRRD_ENABLE_AUTO_PATH_EN BIT(3) +#define BIT_VID_OVRRD_ENRGB2YCBCR_OVRRD BIT(2) +#define BIT_VID_OVRRD_ENDOWNSAMPLE_OVRRD BIT(0) + +/* I2C Address reassignment, default value: 0x00 */ +#define REG_PAGE_MHLSPEC_ADDR 0x0057 +#define REG_PAGE7_ADDR 0x0058 +#define REG_PAGE8_ADDR 0x005c + +/* Fast Interrupt Status, default value: 0x00 */ +#define REG_FAST_INTR_STAT 0x005f +#define LEN_FAST_INTR_STAT 7 +#define BIT_FAST_INTR_STAT_TIMR 8 +#define BIT_FAST_INTR_STAT_INT2 9 +#define BIT_FAST_INTR_STAT_DDC 10 +#define BIT_FAST_INTR_STAT_SCDT 11 +#define BIT_FAST_INTR_STAT_INFR 13 +#define BIT_FAST_INTR_STAT_EDID 14 +#define BIT_FAST_INTR_STAT_HDCP 15 +#define BIT_FAST_INTR_STAT_MSC 16 +#define BIT_FAST_INTR_STAT_MERR 17 +#define BIT_FAST_INTR_STAT_G2WB 18 +#define BIT_FAST_INTR_STAT_G2WB_ERR 19 +#define BIT_FAST_INTR_STAT_DISC 28 +#define BIT_FAST_INTR_STAT_BLOCK 30 +#define BIT_FAST_INTR_STAT_LTRN 31 +#define BIT_FAST_INTR_STAT_HDCP2 32 +#define BIT_FAST_INTR_STAT_TDM 42 +#define BIT_FAST_INTR_STAT_COC 51 + +/* GPIO Control, default value: 0x15 */ +#define REG_GPIO_CTRL1 0x006e +#define BIT_CTRL1_GPIO_I_8 BIT(5) +#define BIT_CTRL1_GPIO_OEN_8 BIT(4) +#define BIT_CTRL1_GPIO_I_7 BIT(3) +#define BIT_CTRL1_GPIO_OEN_7 BIT(2) +#define BIT_CTRL1_GPIO_I_6 BIT(1) +#define BIT_CTRL1_GPIO_OEN_6 BIT(0) + +/* Interrupt Control, default value: 0x06 */ +#define REG_INT_CTRL 0x006f +#define BIT_INT_CTRL_SOFTWARE_WP BIT(7) +#define BIT_INT_CTRL_INTR_OD BIT(2) +#define BIT_INT_CTRL_INTR_POLARITY BIT(1) + +/* Interrupt State, default value: 0x00 */ +#define REG_INTR_STATE 0x0070 +#define BIT_INTR_STATE_INTR_STATE BIT(0) + +/* Interrupt Source #1, default value: 0x00 */ +#define REG_INTR1 0x0071 + +/* Interrupt Source #2, default value: 0x00 */ +#define REG_INTR2 0x0072 + +/* Interrupt Source #3, default value: 0x01 */ +#define REG_INTR3 0x0073 +#define BIT_DDC_CMD_DONE BIT(3) + +/* Interrupt Source #5, default value: 0x00 */ +#define REG_INTR5 0x0074 + +/* Interrupt #1 Mask, default value: 0x00 */ +#define REG_INTR1_MASK 0x0075 + +/* Interrupt #2 Mask, default value: 0x00 */ +#define REG_INTR2_MASK 0x0076 + +/* Interrupt #3 Mask, default value: 0x00 */ +#define REG_INTR3_MASK 0x0077 + +/* Interrupt #5 Mask, default value: 0x00 */ +#define REG_INTR5_MASK 0x0078 +#define BIT_INTR_SCDT_CHANGE BIT(0) + +/* Hot Plug Connection Control, default value: 0x45 */ +#define REG_HPD_CTRL 0x0079 +#define BIT_HPD_CTRL_HPD_DS_SIGNAL BIT(7) +#define BIT_HPD_CTRL_HPD_OUT_OD_EN BIT(6) +#define BIT_HPD_CTRL_HPD_HIGH BIT(5) +#define BIT_HPD_CTRL_HPD_OUT_OVR_EN BIT(4) +#define BIT_HPD_CTRL_GPIO_I_1 BIT(3) +#define BIT_HPD_CTRL_GPIO_OEN_1 BIT(2) +#define BIT_HPD_CTRL_GPIO_I_0 BIT(1) +#define BIT_HPD_CTRL_GPIO_OEN_0 BIT(0) + +/* GPIO Control, default value: 0x55 */ +#define REG_GPIO_CTRL 0x007a +#define BIT_CTRL_GPIO_I_5 BIT(7) +#define BIT_CTRL_GPIO_OEN_5 BIT(6) +#define BIT_CTRL_GPIO_I_4 BIT(5) +#define BIT_CTRL_GPIO_OEN_4 BIT(4) +#define BIT_CTRL_GPIO_I_3 BIT(3) +#define BIT_CTRL_GPIO_OEN_3 BIT(2) +#define BIT_CTRL_GPIO_I_2 BIT(1) +#define BIT_CTRL_GPIO_OEN_2 BIT(0) + +/* Interrupt Source 7, default value: 0x00 */ +#define REG_INTR7 0x007b + +/* Interrupt Source 8, default value: 0x00 */ +#define REG_INTR8 0x007c + +/* Interrupt #7 Mask, default value: 0x00 */ +#define REG_INTR7_MASK 0x007d + +/* Interrupt #8 Mask, default value: 0x00 */ +#define REG_INTR8_MASK 0x007e +#define BIT_CEA_NEW_VSI BIT(2) +#define BIT_CEA_NEW_AVI BIT(1) + +/* IEEE, default value: 0x10 */ +#define REG_TMDS_CCTRL 0x0080 +#define BIT_TMDS_CCTRL_TMDS_OE BIT(4) + +/* TMDS Control #4, default value: 0x02 */ +#define REG_TMDS_CTRL4 0x0085 +#define BIT_TMDS_CTRL4_SCDT_CKDT_SEL BIT(1) +#define BIT_TMDS_CTRL4_TX_EN_BY_SCDT BIT(0) + +/* BIST CNTL, default value: 0x00 */ +#define REG_BIST_CTRL 0x00bb +#define BIT_RXBIST_VGB_EN BIT(7) +#define BIT_TXBIST_VGB_EN BIT(6) +#define BIT_BIST_START_SEL BIT(5) +#define BIT_BIST_START_BIT BIT(4) +#define BIT_BIST_ALWAYS_ON BIT(3) +#define BIT_BIST_TRANS BIT(2) +#define BIT_BIST_RESET BIT(1) +#define BIT_BIST_EN BIT(0) + +/* BIST DURATION0, default value: 0x00 */ +#define REG_BIST_TEST_SEL 0x00bd +#define MSK_BIST_TEST_SEL_BIST_PATT_SEL 0x0f + +/* BIST VIDEO_MODE, default value: 0x00 */ +#define REG_BIST_VIDEO_MODE 0x00be +#define MSK_BIST_VIDEO_MODE_BIST_VIDEO_MODE_3_0 0x0f + +/* BIST DURATION0, default value: 0x00 */ +#define REG_BIST_DURATION_0 0x00bf + +/* BIST DURATION1, default value: 0x00 */ +#define REG_BIST_DURATION_1 0x00c0 + +/* BIST DURATION2, default value: 0x00 */ +#define REG_BIST_DURATION_2 0x00c1 + +/* BIST 8BIT_PATTERN, default value: 0x00 */ +#define REG_BIST_8BIT_PATTERN 0x00c2 + +/* LM DDC, default value: 0x80 */ +#define REG_LM_DDC 0x00c7 +#define BIT_LM_DDC_SW_TPI_EN_DISABLED BIT(7) + +#define BIT_LM_DDC_VIDEO_MUTE_EN BIT(5) +#define BIT_LM_DDC_DDC_TPI_SW BIT(2) +#define BIT_LM_DDC_DDC_GRANT BIT(1) +#define BIT_LM_DDC_DDC_GPU_REQUEST BIT(0) + +/* DDC I2C Manual, default value: 0x03 */ +#define REG_DDC_MANUAL 0x00ec +#define BIT_DDC_MANUAL_MAN_DDC BIT(7) +#define BIT_DDC_MANUAL_VP_SEL BIT(6) +#define BIT_DDC_MANUAL_DSDA BIT(5) +#define BIT_DDC_MANUAL_DSCL BIT(4) +#define BIT_DDC_MANUAL_GCP_HW_CTL_EN BIT(3) +#define BIT_DDC_MANUAL_DDCM_ABORT_WP BIT(2) +#define BIT_DDC_MANUAL_IO_DSDA BIT(1) +#define BIT_DDC_MANUAL_IO_DSCL BIT(0) + +/* DDC I2C Target Slave Address, default value: 0x00 */ +#define REG_DDC_ADDR 0x00ed +#define MSK_DDC_ADDR_DDC_ADDR 0xfe + +/* DDC I2C Target Segment Address, default value: 0x00 */ +#define REG_DDC_SEGM 0x00ee + +/* DDC I2C Target Offset Address, default value: 0x00 */ +#define REG_DDC_OFFSET 0x00ef + +/* DDC I2C Data In count #1, default value: 0x00 */ +#define REG_DDC_DIN_CNT1 0x00f0 + +/* DDC I2C Data In count #2, default value: 0x00 */ +#define REG_DDC_DIN_CNT2 0x00f1 +#define MSK_DDC_DIN_CNT2_DDC_DIN_CNT_9_8 0x03 + +/* DDC I2C Status, default value: 0x04 */ +#define REG_DDC_STATUS 0x00f2 +#define BIT_DDC_STATUS_DDC_BUS_LOW BIT(6) +#define BIT_DDC_STATUS_DDC_NO_ACK BIT(5) +#define BIT_DDC_STATUS_DDC_I2C_IN_PROG BIT(4) +#define BIT_DDC_STATUS_DDC_FIFO_FULL BIT(3) +#define BIT_DDC_STATUS_DDC_FIFO_EMPTY BIT(2) +#define BIT_DDC_STATUS_DDC_FIFO_READ_IN_SUE BIT(1) +#define BIT_DDC_STATUS_DDC_FIFO_WRITE_IN_USE BIT(0) + +/* DDC I2C Command, default value: 0x70 */ +#define REG_DDC_CMD 0x00f3 +#define BIT_DDC_CMD_HDCP_DDC_EN BIT(6) +#define BIT_DDC_CMD_SDA_DEL_EN BIT(5) +#define BIT_DDC_CMD_DDC_FLT_EN BIT(4) + +#define MSK_DDC_CMD_DDC_CMD 0x0f +#define VAL_DDC_CMD_ENH_DDC_READ_NO_ACK 0x04 +#define VAL_DDC_CMD_DDC_CMD_CLEAR_FIFO 0x09 +#define VAL_DDC_CMD_DDC_CMD_ABORT 0x0f + +/* DDC I2C FIFO Data In/Out, default value: 0x00 */ +#define REG_DDC_DATA 0x00f4 + +/* DDC I2C Data Out Counter, default value: 0x00 */ +#define REG_DDC_DOUT_CNT 0x00f5 +#define BIT_DDC_DOUT_CNT_DDC_DELAY_CNT_8 BIT(7) +#define MSK_DDC_DOUT_CNT_DDC_DATA_OUT_CNT 0x1f + +/* DDC I2C Delay Count, default value: 0x14 */ +#define REG_DDC_DELAY_CNT 0x00f6 + +/* Test Control, default value: 0x80 */ +#define REG_TEST_TXCTRL 0x00f7 +#define BIT_TEST_TXCTRL_RCLK_REF_SEL BIT(7) +#define BIT_TEST_TXCTRL_PCLK_REF_SEL BIT(6) +#define MSK_TEST_TXCTRL_BYPASS_PLL_CLK 0x3c +#define BIT_TEST_TXCTRL_HDMI_MODE BIT(1) +#define BIT_TEST_TXCTRL_TST_PLLCK BIT(0) + +/* CBUS Address, default value: 0x00 */ +#define REG_PAGE_CBUS_ADDR 0x00f8 + +/* I2C Device Address re-assignment */ +#define REG_PAGE1_ADDR 0x00fc +#define REG_PAGE2_ADDR 0x00fd +#define REG_PAGE3_ADDR 0x00fe +#define REG_HW_TPI_ADDR 0x00ff + +/* USBT CTRL0, default value: 0x00 */ +#define REG_UTSRST 0x0100 +#define BIT_UTSRST_FC_SRST BIT(5) +#define BIT_UTSRST_KEEPER_SRST BIT(4) +#define BIT_UTSRST_HTX_SRST BIT(3) +#define BIT_UTSRST_TRX_SRST BIT(2) +#define BIT_UTSRST_TTX_SRST BIT(1) +#define BIT_UTSRST_HRX_SRST BIT(0) + +/* HSIC RX Control3, default value: 0x07 */ +#define REG_HRXCTRL3 0x0104 +#define MSK_HRXCTRL3_HRX_AFFCTRL 0xf0 +#define BIT_HRXCTRL3_HRX_OUT_EN BIT(2) +#define BIT_HRXCTRL3_STATUS_EN BIT(1) +#define BIT_HRXCTRL3_HRX_STAY_RESET BIT(0) + +/* HSIC RX INT Registers */ +#define REG_HRXINTL 0x0111 +#define REG_HRXINTH 0x0112 + +/* TDM TX NUMBITS, default value: 0x0c */ +#define REG_TTXNUMB 0x0116 +#define MSK_TTXNUMB_TTX_AFFCTRL_3_0 0xf0 +#define BIT_TTXNUMB_TTX_COM1_AT_SYNC_WAIT BIT(3) +#define MSK_TTXNUMB_TTX_NUMBPS_2_0 0x07 + +/* TDM TX NUMSPISYM, default value: 0x04 */ +#define REG_TTXSPINUMS 0x0117 + +/* TDM TX NUMHSICSYM, default value: 0x14 */ +#define REG_TTXHSICNUMS 0x0118 + +/* TDM TX NUMTOTSYM, default value: 0x18 */ +#define REG_TTXTOTNUMS 0x0119 + +/* TDM TX INT Low, default value: 0x00 */ +#define REG_TTXINTL 0x0136 +#define BIT_TTXINTL_TTX_INTR7 BIT(7) +#define BIT_TTXINTL_TTX_INTR6 BIT(6) +#define BIT_TTXINTL_TTX_INTR5 BIT(5) +#define BIT_TTXINTL_TTX_INTR4 BIT(4) +#define BIT_TTXINTL_TTX_INTR3 BIT(3) +#define BIT_TTXINTL_TTX_INTR2 BIT(2) +#define BIT_TTXINTL_TTX_INTR1 BIT(1) +#define BIT_TTXINTL_TTX_INTR0 BIT(0) + +/* TDM TX INT High, default value: 0x00 */ +#define REG_TTXINTH 0x0137 +#define BIT_TTXINTH_TTX_INTR15 BIT(7) +#define BIT_TTXINTH_TTX_INTR14 BIT(6) +#define BIT_TTXINTH_TTX_INTR13 BIT(5) +#define BIT_TTXINTH_TTX_INTR12 BIT(4) +#define BIT_TTXINTH_TTX_INTR11 BIT(3) +#define BIT_TTXINTH_TTX_INTR10 BIT(2) +#define BIT_TTXINTH_TTX_INTR9 BIT(1) +#define BIT_TTXINTH_TTX_INTR8 BIT(0) + +/* TDM RX Control, default value: 0x1c */ +#define REG_TRXCTRL 0x013b +#define BIT_TRXCTRL_TRX_CLR_WVALLOW BIT(4) +#define BIT_TRXCTRL_TRX_FROM_SE_COC BIT(3) +#define MSK_TRXCTRL_TRX_NUMBPS_2_0 0x07 + +/* TDM RX NUMSPISYM, default value: 0x04 */ +#define REG_TRXSPINUMS 0x013c + +/* TDM RX NUMHSICSYM, default value: 0x14 */ +#define REG_TRXHSICNUMS 0x013d + +/* TDM RX NUMTOTSYM, default value: 0x18 */ +#define REG_TRXTOTNUMS 0x013e + +/* TDM RX Status 2nd, default value: 0x00 */ +#define REG_TRXSTA2 0x015c + +/* TDM RX INT Low, default value: 0x00 */ +#define REG_TRXINTL 0x0163 + +/* TDM RX INT High, default value: 0x00 */ +#define REG_TRXINTH 0x0164 + +/* TDM RX INTMASK High, default value: 0x00 */ +#define REG_TRXINTMH 0x0166 + +/* HSIC TX CRTL, default value: 0x00 */ +#define REG_HTXCTRL 0x0169 +#define BIT_HTXCTRL_HTX_ALLSBE_SOP BIT(4) +#define BIT_HTXCTRL_HTX_RGDINV_USB BIT(3) +#define BIT_HTXCTRL_HTX_RSPTDM_BUSY BIT(2) +#define BIT_HTXCTRL_HTX_DRVCONN1 BIT(1) +#define BIT_HTXCTRL_HTX_DRVRST1 BIT(0) + +/* HSIC TX INT Low, default value: 0x00 */ +#define REG_HTXINTL 0x017d + +/* HSIC TX INT High, default value: 0x00 */ +#define REG_HTXINTH 0x017e + +/* HSIC Keeper, default value: 0x00 */ +#define REG_KEEPER 0x0181 +#define MSK_KEEPER_KEEPER_MODE_1_0 0x03 + +/* HSIC Flow Control General, default value: 0x02 */ +#define REG_FCGC 0x0183 +#define BIT_FCGC_HSIC_FC_HOSTMODE BIT(1) +#define BIT_FCGC_HSIC_FC_ENABLE BIT(0) + +/* HSIC Flow Control CTR13, default value: 0xfc */ +#define REG_FCCTR13 0x0191 + +/* HSIC Flow Control CTR14, default value: 0xff */ +#define REG_FCCTR14 0x0192 + +/* HSIC Flow Control CTR15, default value: 0xff */ +#define REG_FCCTR15 0x0193 + +/* HSIC Flow Control CTR50, default value: 0x03 */ +#define REG_FCCTR50 0x01b6 + +/* HSIC Flow Control INTR0, default value: 0x00 */ +#define REG_FCINTR0 0x01ec +#define REG_FCINTR1 0x01ed +#define REG_FCINTR2 0x01ee +#define REG_FCINTR3 0x01ef +#define REG_FCINTR4 0x01f0 +#define REG_FCINTR5 0x01f1 +#define REG_FCINTR6 0x01f2 +#define REG_FCINTR7 0x01f3 + +/* TDM Low Latency, default value: 0x20 */ +#define REG_TDMLLCTL 0x01fc +#define MSK_TDMLLCTL_TRX_LL_SEL_MANUAL 0xc0 +#define MSK_TDMLLCTL_TRX_LL_SEL_MODE 0x30 +#define MSK_TDMLLCTL_TTX_LL_SEL_MANUAL 0x0c +#define BIT_TDMLLCTL_TTX_LL_TIE_LOW BIT(1) +#define BIT_TDMLLCTL_TTX_LL_SEL_MODE BIT(0) + +/* TMDS 0 Clock Control, default value: 0x10 */ +#define REG_TMDS0_CCTRL1 0x0210 +#define MSK_TMDS0_CCTRL1_TEST_SEL 0xc0 +#define MSK_TMDS0_CCTRL1_CLK1X_CTL 0x30 + +/* TMDS Clock Enable, default value: 0x00 */ +#define REG_TMDS_CLK_EN 0x0211 +#define BIT_TMDS_CLK_EN_CLK_EN BIT(0) + +/* TMDS Channel Enable, default value: 0x00 */ +#define REG_TMDS_CH_EN 0x0212 +#define BIT_TMDS_CH_EN_CH0_EN BIT(4) +#define BIT_TMDS_CH_EN_CH12_EN BIT(0) + +/* BGR_BIAS, default value: 0x07 */ +#define REG_BGR_BIAS 0x0215 +#define BIT_BGR_BIAS_BGR_EN BIT(7) +#define MSK_BGR_BIAS_BIAS_BGR_D 0x0f + +/* TMDS 0 Digital I2C BW, default value: 0x0a */ +#define REG_ALICE0_BW_I2C 0x0231 + +/* TMDS 0 Digital Zone Control, default value: 0xe0 */ +#define REG_ALICE0_ZONE_CTRL 0x024c +#define BIT_ALICE0_ZONE_CTRL_ICRST_N BIT(7) +#define BIT_ALICE0_ZONE_CTRL_USE_INT_DIV20 BIT(6) +#define MSK_ALICE0_ZONE_CTRL_SZONE_I2C 0x30 +#define MSK_ALICE0_ZONE_CTRL_ZONE_CTRL 0x0f + +/* TMDS 0 Digital PLL Mode Control, default value: 0x00 */ +#define REG_ALICE0_MODE_CTRL 0x024d +#define MSK_ALICE0_MODE_CTRL_PLL_MODE_I2C 0x0c +#define MSK_ALICE0_MODE_CTRL_DIV20_CTRL 0x03 + +/* MHL Tx Control 6th, default value: 0xa0 */ +#define REG_MHLTX_CTL6 0x0285 +#define MSK_MHLTX_CTL6_EMI_SEL 0xe0 +#define MSK_MHLTX_CTL6_TX_CLK_SHAPE_9_8 0x03 + +/* Packet Filter0, default value: 0x00 */ +#define REG_PKT_FILTER_0 0x0290 +#define BIT_PKT_FILTER_0_DROP_CEA_GAMUT_PKT BIT(7) +#define BIT_PKT_FILTER_0_DROP_CEA_CP_PKT BIT(6) +#define BIT_PKT_FILTER_0_DROP_MPEG_PKT BIT(5) +#define BIT_PKT_FILTER_0_DROP_SPIF_PKT BIT(4) +#define BIT_PKT_FILTER_0_DROP_AIF_PKT BIT(3) +#define BIT_PKT_FILTER_0_DROP_AVI_PKT BIT(2) +#define BIT_PKT_FILTER_0_DROP_CTS_PKT BIT(1) +#define BIT_PKT_FILTER_0_DROP_GCP_PKT BIT(0) + +/* Packet Filter1, default value: 0x00 */ +#define REG_PKT_FILTER_1 0x0291 +#define BIT_PKT_FILTER_1_VSI_OVERRIDE_DIS BIT(7) +#define BIT_PKT_FILTER_1_AVI_OVERRIDE_DIS BIT(6) +#define BIT_PKT_FILTER_1_DROP_AUDIO_PKT BIT(3) +#define BIT_PKT_FILTER_1_DROP_GEN2_PKT BIT(2) +#define BIT_PKT_FILTER_1_DROP_GEN_PKT BIT(1) +#define BIT_PKT_FILTER_1_DROP_VSIF_PKT BIT(0) + +/* TMDS Clock Status, default value: 0x10 */ +#define REG_TMDS_CSTAT_P3 0x02a0 +#define BIT_TMDS_CSTAT_P3_RX_HDMI_CP_CLR_MUTE BIT(7) +#define BIT_TMDS_CSTAT_P3_RX_HDMI_CP_SET_MUTE BIT(6) +#define BIT_TMDS_CSTAT_P3_RX_HDMI_CP_NEW_CP BIT(5) +#define BIT_TMDS_CSTAT_P3_CLR_AVI BIT(3) +#define BIT_TMDS_CSTAT_P3_SCDT_CLR_AVI_DIS BIT(2) +#define BIT_TMDS_CSTAT_P3_SCDT BIT(1) +#define BIT_TMDS_CSTAT_P3_CKDT BIT(0) + +/* RX_HDMI Control, default value: 0x10 */ +#define REG_RX_HDMI_CTRL0 0x02a1 +#define BIT_RX_HDMI_CTRL0_BYP_DVIFILT_SYNC BIT(5) +#define BIT_RX_HDMI_CTRL0_HDMI_MODE_EN_ITSELF_CLR BIT(4) +#define BIT_RX_HDMI_CTRL0_HDMI_MODE_SW_VALUE BIT(3) +#define BIT_RX_HDMI_CTRL0_HDMI_MODE_OVERWRITE BIT(2) +#define BIT_RX_HDMI_CTRL0_RX_HDMI_HDMI_MODE_EN BIT(1) +#define BIT_RX_HDMI_CTRL0_RX_HDMI_HDMI_MODE BIT(0) + +/* RX_HDMI Control, default value: 0x38 */ +#define REG_RX_HDMI_CTRL2 0x02a3 +#define MSK_RX_HDMI_CTRL2_IDLE_CNT 0xf0 +#define VAL_RX_HDMI_CTRL2_IDLE_CNT(n) ((n) << 4) +#define BIT_RX_HDMI_CTRL2_USE_AV_MUTE BIT(3) +#define BIT_RX_HDMI_CTRL2_VSI_MON_SEL_VSI BIT(0) + +/* RX_HDMI Control, default value: 0x0f */ +#define REG_RX_HDMI_CTRL3 0x02a4 +#define MSK_RX_HDMI_CTRL3_PP_MODE_CLK_EN 0x0f + +/* rx_hdmi Clear Buffer, default value: 0x00 */ +#define REG_RX_HDMI_CLR_BUFFER 0x02ac +#define MSK_RX_HDMI_CLR_BUFFER_AIF4VSI_CMP 0xc0 +#define BIT_RX_HDMI_CLR_BUFFER_USE_AIF4VSI BIT(5) +#define BIT_RX_HDMI_CLR_BUFFER_VSI_CLR_W_AVI BIT(4) +#define BIT_RX_HDMI_CLR_BUFFER_VSI_IEEE_ID_CHK_EN BIT(3) +#define BIT_RX_HDMI_CLR_BUFFER_SWAP_VSI_IEEE_ID BIT(2) +#define BIT_RX_HDMI_CLR_BUFFER_AIF_CLR_EN BIT(1) +#define BIT_RX_HDMI_CLR_BUFFER_VSI_CLR_EN BIT(0) + +/* RX_HDMI VSI Header1, default value: 0x00 */ +#define REG_RX_HDMI_MON_PKT_HEADER1 0x02b8 + +/* RX_HDMI VSI MHL Monitor, default value: 0x3c */ +#define REG_RX_HDMI_VSIF_MHL_MON 0x02d7 + +#define MSK_RX_HDMI_VSIF_MHL_MON_RX_HDMI_MHL_3D_FORMAT 0x3c +#define MSK_RX_HDMI_VSIF_MHL_MON_RX_HDMI_MHL_VID_FORMAT 0x03 + +/* Interrupt Source 9, default value: 0x00 */ +#define REG_INTR9 0x02e0 +#define BIT_INTR9_EDID_ERROR BIT(6) +#define BIT_INTR9_EDID_DONE BIT(5) +#define BIT_INTR9_DEVCAP_DONE BIT(4) + +/* Interrupt 9 Mask, default value: 0x00 */ +#define REG_INTR9_MASK 0x02e1 + +/* TPI CBUS Start, default value: 0x00 */ +#define REG_TPI_CBUS_START 0x02e2 +#define BIT_TPI_CBUS_START_RCP_REQ_START BIT(7) +#define BIT_TPI_CBUS_START_RCPK_REPLY_START BIT(6) +#define BIT_TPI_CBUS_START_RCPE_REPLY_START BIT(5) +#define BIT_TPI_CBUS_START_PUT_LINK_MODE_START BIT(4) +#define BIT_TPI_CBUS_START_PUT_DCAPCHG_START BIT(3) +#define BIT_TPI_CBUS_START_PUT_DCAPRDY_START BIT(2) +#define BIT_TPI_CBUS_START_GET_EDID_START_0 BIT(1) +#define BIT_TPI_CBUS_START_GET_DEVCAP_START BIT(0) + +/* EDID Control, default value: 0x10 */ +#define REG_EDID_CTRL 0x02e3 +#define BIT_EDID_CTRL_EDID_PRIME_VALID BIT(7) +#define BIT_EDID_CTRL_XDEVCAP_EN BIT(6) +#define BIT_EDID_CTRL_DEVCAP_SELECT_DEVCAP BIT(5) +#define BIT_EDID_CTRL_EDID_FIFO_ADDR_AUTO BIT(4) +#define BIT_EDID_CTRL_EDID_FIFO_ACCESS_ALWAYS_EN BIT(3) +#define BIT_EDID_CTRL_EDID_FIFO_BLOCK_SEL BIT(2) +#define BIT_EDID_CTRL_INVALID_BKSV BIT(1) +#define BIT_EDID_CTRL_EDID_MODE_EN BIT(0) + +/* EDID FIFO Addr, default value: 0x00 */ +#define REG_EDID_FIFO_ADDR 0x02e9 + +/* EDID FIFO Write Data, default value: 0x00 */ +#define REG_EDID_FIFO_WR_DATA 0x02ea + +/* EDID/DEVCAP FIFO Internal Addr, default value: 0x00 */ +#define REG_EDID_FIFO_ADDR_MON 0x02eb + +/* EDID FIFO Read Data, default value: 0x00 */ +#define REG_EDID_FIFO_RD_DATA 0x02ec + +/* EDID DDC Segment Pointer, default value: 0x00 */ +#define REG_EDID_START_EXT 0x02ed + +/* TX IP BIST CNTL and Status, default value: 0x00 */ +#define REG_TX_IP_BIST_CNTLSTA 0x02f2 +#define BIT_TX_IP_BIST_CNTLSTA_TXBIST_QUARTER_CLK_SEL BIT(6) +#define BIT_TX_IP_BIST_CNTLSTA_TXBIST_DONE BIT(5) +#define BIT_TX_IP_BIST_CNTLSTA_TXBIST_ON BIT(4) +#define BIT_TX_IP_BIST_CNTLSTA_TXBIST_RUN BIT(3) +#define BIT_TX_IP_BIST_CNTLSTA_TXCLK_HALF_SEL BIT(2) +#define BIT_TX_IP_BIST_CNTLSTA_TXBIST_EN BIT(1) +#define BIT_TX_IP_BIST_CNTLSTA_TXBIST_SEL BIT(0) + +/* TX IP BIST INST LOW, default value: 0x00 */ +#define REG_TX_IP_BIST_INST_LOW 0x02f3 +#define REG_TX_IP_BIST_INST_HIGH 0x02f4 + +/* TX IP BIST PATTERN LOW, default value: 0x00 */ +#define REG_TX_IP_BIST_PAT_LOW 0x02f5 +#define REG_TX_IP_BIST_PAT_HIGH 0x02f6 + +/* TX IP BIST CONFIGURE LOW, default value: 0x00 */ +#define REG_TX_IP_BIST_CONF_LOW 0x02f7 +#define REG_TX_IP_BIST_CONF_HIGH 0x02f8 + +/* E-MSC General Control, default value: 0x80 */ +#define REG_GENCTL 0x0300 +#define BIT_GENCTL_SPEC_TRANS_DIS BIT(7) +#define BIT_GENCTL_DIS_XMIT_ERR_STATE BIT(6) +#define BIT_GENCTL_SPI_MISO_EDGE BIT(5) +#define BIT_GENCTL_SPI_MOSI_EDGE BIT(4) +#define BIT_GENCTL_CLR_EMSC_RFIFO BIT(3) +#define BIT_GENCTL_CLR_EMSC_XFIFO BIT(2) +#define BIT_GENCTL_START_TRAIN_SEQ BIT(1) +#define BIT_GENCTL_EMSC_EN BIT(0) + +/* E-MSC Comma ErrorCNT, default value: 0x03 */ +#define REG_COMMECNT 0x0305 +#define BIT_COMMECNT_I2C_TO_EMSC_EN BIT(7) +#define MSK_COMMECNT_COMMA_CHAR_ERR_CNT 0x0f + +/* E-MSC RFIFO ByteCnt, default value: 0x00 */ +#define REG_EMSCRFIFOBCNTL 0x031a +#define REG_EMSCRFIFOBCNTH 0x031b + +/* SPI Burst Cnt Status, default value: 0x00 */ +#define REG_SPIBURSTCNT 0x031e + +/* SPI Burst Status and SWRST, default value: 0x00 */ +#define REG_SPIBURSTSTAT 0x0322 +#define BIT_SPIBURSTSTAT_SPI_HDCPRST BIT(7) +#define BIT_SPIBURSTSTAT_SPI_CBUSRST BIT(6) +#define BIT_SPIBURSTSTAT_SPI_SRST BIT(5) +#define BIT_SPIBURSTSTAT_EMSC_NORMAL_MODE BIT(0) + +/* E-MSC 1st Interrupt, default value: 0x00 */ +#define REG_EMSCINTR 0x0323 +#define BIT_EMSCINTR_EMSC_XFIFO_EMPTY BIT(7) +#define BIT_EMSCINTR_EMSC_XMIT_ACK_TOUT BIT(6) +#define BIT_EMSCINTR_EMSC_RFIFO_READ_ERR BIT(5) +#define BIT_EMSCINTR_EMSC_XFIFO_WRITE_ERR BIT(4) +#define BIT_EMSCINTR_EMSC_COMMA_CHAR_ERR BIT(3) +#define BIT_EMSCINTR_EMSC_XMIT_DONE BIT(2) +#define BIT_EMSCINTR_EMSC_XMIT_GNT_TOUT BIT(1) +#define BIT_EMSCINTR_SPI_DVLD BIT(0) + +/* E-MSC Interrupt Mask, default value: 0x00 */ +#define REG_EMSCINTRMASK 0x0324 + +/* I2C E-MSC XMIT FIFO Write Port, default value: 0x00 */ +#define REG_EMSC_XMIT_WRITE_PORT 0x032a + +/* I2C E-MSC RCV FIFO Write Port, default value: 0x00 */ +#define REG_EMSC_RCV_READ_PORT 0x032b + +/* E-MSC 2nd Interrupt, default value: 0x00 */ +#define REG_EMSCINTR1 0x032c +#define BIT_EMSCINTR1_EMSC_TRAINING_COMMA_ERR BIT(0) + +/* E-MSC Interrupt Mask, default value: 0x00 */ +#define REG_EMSCINTRMASK1 0x032d +#define BIT_EMSCINTRMASK1_EMSC_INTRMASK1_0 BIT(0) + +/* MHL Top Ctl, default value: 0x00 */ +#define REG_MHL_TOP_CTL 0x0330 +#define BIT_MHL_TOP_CTL_MHL3_DOC_SEL BIT(7) +#define BIT_MHL_TOP_CTL_MHL_PP_SEL BIT(6) +#define MSK_MHL_TOP_CTL_IF_TIMING_CTL 0x03 + +/* MHL DataPath 1st Ctl, default value: 0xbc */ +#define REG_MHL_DP_CTL0 0x0331 +#define BIT_MHL_DP_CTL0_DP_OE BIT(7) +#define BIT_MHL_DP_CTL0_TX_OE_OVR BIT(6) +#define MSK_MHL_DP_CTL0_TX_OE 0x3f + +/* MHL DataPath 2nd Ctl, default value: 0xbb */ +#define REG_MHL_DP_CTL1 0x0332 +#define MSK_MHL_DP_CTL1_CK_SWING_CTL 0xf0 +#define MSK_MHL_DP_CTL1_DT_SWING_CTL 0x0f + +/* MHL DataPath 3rd Ctl, default value: 0x2f */ +#define REG_MHL_DP_CTL2 0x0333 +#define BIT_MHL_DP_CTL2_CLK_BYPASS_EN BIT(7) +#define MSK_MHL_DP_CTL2_DAMP_TERM_SEL 0x30 +#define MSK_MHL_DP_CTL2_CK_TERM_SEL 0x0c +#define MSK_MHL_DP_CTL2_DT_TERM_SEL 0x03 + +/* MHL DataPath 4th Ctl, default value: 0x48 */ +#define REG_MHL_DP_CTL3 0x0334 +#define MSK_MHL_DP_CTL3_DT_DRV_VNBC_CTL 0xf0 +#define MSK_MHL_DP_CTL3_DT_DRV_VNB_CTL 0x0f + +/* MHL DataPath 5th Ctl, default value: 0x48 */ +#define REG_MHL_DP_CTL4 0x0335 +#define MSK_MHL_DP_CTL4_CK_DRV_VNBC_CTL 0xf0 +#define MSK_MHL_DP_CTL4_CK_DRV_VNB_CTL 0x0f + +/* MHL DataPath 6th Ctl, default value: 0x3f */ +#define REG_MHL_DP_CTL5 0x0336 +#define BIT_MHL_DP_CTL5_RSEN_EN_OVR BIT(7) +#define BIT_MHL_DP_CTL5_RSEN_EN BIT(6) +#define MSK_MHL_DP_CTL5_DAMP_TERM_VGS_CTL 0x30 +#define MSK_MHL_DP_CTL5_CK_TERM_VGS_CTL 0x0c +#define MSK_MHL_DP_CTL5_DT_TERM_VGS_CTL 0x03 + +/* MHL PLL 1st Ctl, default value: 0x05 */ +#define REG_MHL_PLL_CTL0 0x0337 +#define BIT_MHL_PLL_CTL0_AUD_CLK_EN BIT(7) + +#define MSK_MHL_PLL_CTL0_AUD_CLK_RATIO 0x70 +#define VAL_MHL_PLL_CTL0_AUD_CLK_RATIO_5_10 0x70 +#define VAL_MHL_PLL_CTL0_AUD_CLK_RATIO_5_6 0x60 +#define VAL_MHL_PLL_CTL0_AUD_CLK_RATIO_5_4 0x50 +#define VAL_MHL_PLL_CTL0_AUD_CLK_RATIO_5_2 0x40 +#define VAL_MHL_PLL_CTL0_AUD_CLK_RATIO_5_5 0x30 +#define VAL_MHL_PLL_CTL0_AUD_CLK_RATIO_5_3 0x20 +#define VAL_MHL_PLL_CTL0_AUD_CLK_RATIO_5_2_PRIME 0x10 +#define VAL_MHL_PLL_CTL0_AUD_CLK_RATIO_5_1 0x00 + +#define MSK_MHL_PLL_CTL0_HDMI_CLK_RATIO 0x0c +#define VAL_MHL_PLL_CTL0_HDMI_CLK_RATIO_4X 0x0c +#define VAL_MHL_PLL_CTL0_HDMI_CLK_RATIO_2X 0x08 +#define VAL_MHL_PLL_CTL0_HDMI_CLK_RATIO_1X 0x04 +#define VAL_MHL_PLL_CTL0_HDMI_CLK_RATIO_HALF_X 0x00 + +#define BIT_MHL_PLL_CTL0_CRYSTAL_CLK_SEL BIT(1) +#define BIT_MHL_PLL_CTL0_ZONE_MASK_OE BIT(0) + +/* MHL PLL 3rd Ctl, default value: 0x80 */ +#define REG_MHL_PLL_CTL2 0x0339 +#define BIT_MHL_PLL_CTL2_CLKDETECT_EN BIT(7) +#define BIT_MHL_PLL_CTL2_MEAS_FVCO BIT(3) +#define BIT_MHL_PLL_CTL2_PLL_FAST_LOCK BIT(2) +#define MSK_MHL_PLL_CTL2_PLL_LF_SEL 0x03 + +/* MHL CBUS 1st Ctl, default value: 0x12 */ +#define REG_MHL_CBUS_CTL0 0x0340 +#define BIT_MHL_CBUS_CTL0_CBUS_RGND_TEST_MODE BIT(7) + +#define MSK_MHL_CBUS_CTL0_CBUS_RGND_VTH_CTL 0x30 +#define VAL_MHL_CBUS_CTL0_CBUS_RGND_VBIAS_734 0x00 +#define VAL_MHL_CBUS_CTL0_CBUS_RGND_VBIAS_747 0x10 +#define VAL_MHL_CBUS_CTL0_CBUS_RGND_VBIAS_740 0x20 +#define VAL_MHL_CBUS_CTL0_CBUS_RGND_VBIAS_754 0x30 + +#define MSK_MHL_CBUS_CTL0_CBUS_RES_TEST_SEL 0x0c + +#define MSK_MHL_CBUS_CTL0_CBUS_DRV_SEL 0x03 +#define VAL_MHL_CBUS_CTL0_CBUS_DRV_SEL_WEAKEST 0x00 +#define VAL_MHL_CBUS_CTL0_CBUS_DRV_SEL_WEAK 0x01 +#define VAL_MHL_CBUS_CTL0_CBUS_DRV_SEL_STRONG 0x02 +#define VAL_MHL_CBUS_CTL0_CBUS_DRV_SEL_STRONGEST 0x03 + +/* MHL CBUS 2nd Ctl, default value: 0x03 */ +#define REG_MHL_CBUS_CTL1 0x0341 +#define MSK_MHL_CBUS_CTL1_CBUS_RGND_RES_CTL 0x07 +#define VAL_MHL_CBUS_CTL1_0888_OHM 0x00 +#define VAL_MHL_CBUS_CTL1_1115_OHM 0x04 +#define VAL_MHL_CBUS_CTL1_1378_OHM 0x07 + +/* MHL CoC 1st Ctl, default value: 0xc3 */ +#define REG_MHL_COC_CTL0 0x0342 +#define BIT_MHL_COC_CTL0_COC_BIAS_EN BIT(7) +#define MSK_MHL_COC_CTL0_COC_BIAS_CTL 0x70 +#define MSK_MHL_COC_CTL0_COC_TERM_CTL 0x07 + +/* MHL CoC 2nd Ctl, default value: 0x87 */ +#define REG_MHL_COC_CTL1 0x0343 +#define BIT_MHL_COC_CTL1_COC_EN BIT(7) +#define MSK_MHL_COC_CTL1_COC_DRV_CTL 0x3f + +/* MHL CoC 4th Ctl, default value: 0x00 */ +#define REG_MHL_COC_CTL3 0x0345 +#define BIT_MHL_COC_CTL3_COC_AECHO_EN BIT(0) + +/* MHL CoC 5th Ctl, default value: 0x28 */ +#define REG_MHL_COC_CTL4 0x0346 +#define MSK_MHL_COC_CTL4_COC_IF_CTL 0xf0 +#define MSK_MHL_COC_CTL4_COC_SLEW_CTL 0x0f + +/* MHL CoC 6th Ctl, default value: 0x0d */ +#define REG_MHL_COC_CTL5 0x0347 + +/* MHL DoC 1st Ctl, default value: 0x18 */ +#define REG_MHL_DOC_CTL0 0x0349 +#define BIT_MHL_DOC_CTL0_DOC_RXDATA_EN BIT(7) +#define MSK_MHL_DOC_CTL0_DOC_DM_TERM 0x38 +#define MSK_MHL_DOC_CTL0_DOC_OPMODE 0x06 +#define BIT_MHL_DOC_CTL0_DOC_RXBIAS_EN BIT(0) + +/* MHL DataPath 7th Ctl, default value: 0x2a */ +#define REG_MHL_DP_CTL6 0x0350 +#define BIT_MHL_DP_CTL6_DP_TAP2_SGN BIT(5) +#define BIT_MHL_DP_CTL6_DP_TAP2_EN BIT(4) +#define BIT_MHL_DP_CTL6_DP_TAP1_SGN BIT(3) +#define BIT_MHL_DP_CTL6_DP_TAP1_EN BIT(2) +#define BIT_MHL_DP_CTL6_DT_PREDRV_FEEDCAP_EN BIT(1) +#define BIT_MHL_DP_CTL6_DP_PRE_POST_SEL BIT(0) + +/* MHL DataPath 8th Ctl, default value: 0x06 */ +#define REG_MHL_DP_CTL7 0x0351 +#define MSK_MHL_DP_CTL7_DT_DRV_VBIAS_CASCTL 0xf0 +#define MSK_MHL_DP_CTL7_DT_DRV_IREF_CTL 0x0f + +/* Tx Zone Ctl1, default value: 0x00 */ +#define REG_TX_ZONE_CTL1 0x0361 +#define VAL_TX_ZONE_CTL1_TX_ZONE_CTRL_MODE 0x08 + +/* MHL3 Tx Zone Ctl, default value: 0x00 */ +#define REG_MHL3_TX_ZONE_CTL 0x0364 +#define BIT_MHL3_TX_ZONE_CTL_MHL2_INTPLT_ZONE_MANU_EN BIT(7) +#define MSK_MHL3_TX_ZONE_CTL_MHL3_TX_ZONE 0x03 + +#define MSK_TX_ZONE_CTL3_TX_ZONE 0x03 +#define VAL_TX_ZONE_CTL3_TX_ZONE_6GBPS 0x00 +#define VAL_TX_ZONE_CTL3_TX_ZONE_3GBPS 0x01 +#define VAL_TX_ZONE_CTL3_TX_ZONE_1_5GBPS 0x02 + +/* HDCP Polling Control and Status, default value: 0x70 */ +#define REG_HDCP2X_POLL_CS 0x0391 + +#define BIT_HDCP2X_POLL_CS_HDCP2X_MSG_SZ_CLR_OPTION BIT(6) +#define BIT_HDCP2X_POLL_CS_HDCP2X_RPT_READY_CLR_OPTION BIT(5) +#define BIT_HDCP2X_POLL_CS_HDCP2X_REAUTH_REQ_CLR_OPTION BIT(4) +#define MSK_HDCP2X_POLL_CS_ 0x0c +#define BIT_HDCP2X_POLL_CS_HDCP2X_DIS_POLL_GNT BIT(1) +#define BIT_HDCP2X_POLL_CS_HDCP2X_DIS_POLL_EN BIT(0) + +/* HDCP Interrupt 0, default value: 0x00 */ +#define REG_HDCP2X_INTR0 0x0398 + +/* HDCP Interrupt 0 Mask, default value: 0x00 */ +#define REG_HDCP2X_INTR0_MASK 0x0399 + +/* HDCP General Control 0, default value: 0x02 */ +#define REG_HDCP2X_CTRL_0 0x03a0 +#define BIT_HDCP2X_CTRL_0_HDCP2X_ENCRYPT_EN BIT(7) +#define BIT_HDCP2X_CTRL_0_HDCP2X_POLINT_SEL BIT(6) +#define BIT_HDCP2X_CTRL_0_HDCP2X_POLINT_OVR BIT(5) +#define BIT_HDCP2X_CTRL_0_HDCP2X_PRECOMPUTE BIT(4) +#define BIT_HDCP2X_CTRL_0_HDCP2X_HDMIMODE BIT(3) +#define BIT_HDCP2X_CTRL_0_HDCP2X_REPEATER BIT(2) +#define BIT_HDCP2X_CTRL_0_HDCP2X_HDCPTX BIT(1) +#define BIT_HDCP2X_CTRL_0_HDCP2X_EN BIT(0) + +/* HDCP General Control 1, default value: 0x08 */ +#define REG_HDCP2X_CTRL_1 0x03a1 +#define MSK_HDCP2X_CTRL_1_HDCP2X_REAUTH_MSK_3_0 0xf0 +#define BIT_HDCP2X_CTRL_1_HDCP2X_HPD_SW BIT(3) +#define BIT_HDCP2X_CTRL_1_HDCP2X_HPD_OVR BIT(2) +#define BIT_HDCP2X_CTRL_1_HDCP2X_CTL3MSK BIT(1) +#define BIT_HDCP2X_CTRL_1_HDCP2X_REAUTH_SW BIT(0) + +/* HDCP Misc Control, default value: 0x00 */ +#define REG_HDCP2X_MISC_CTRL 0x03a5 +#define BIT_HDCP2X_MISC_CTRL_HDCP2X_RPT_SMNG_XFER_START BIT(4) +#define BIT_HDCP2X_MISC_CTRL_HDCP2X_RPT_SMNG_WR_START BIT(3) +#define BIT_HDCP2X_MISC_CTRL_HDCP2X_RPT_SMNG_WR BIT(2) +#define BIT_HDCP2X_MISC_CTRL_HDCP2X_RPT_RCVID_RD_START BIT(1) +#define BIT_HDCP2X_MISC_CTRL_HDCP2X_RPT_RCVID_RD BIT(0) + +/* HDCP RPT SMNG K, default value: 0x00 */ +#define REG_HDCP2X_RPT_SMNG_K 0x03a6 + +/* HDCP RPT SMNG In, default value: 0x00 */ +#define REG_HDCP2X_RPT_SMNG_IN 0x03a7 + +/* HDCP Auth Status, default value: 0x00 */ +#define REG_HDCP2X_AUTH_STAT 0x03aa + +/* HDCP RPT RCVID Out, default value: 0x00 */ +#define REG_HDCP2X_RPT_RCVID_OUT 0x03ac + +/* HDCP TP1, default value: 0x62 */ +#define REG_HDCP2X_TP1 0x03b4 + +/* HDCP GP Out 0, default value: 0x00 */ +#define REG_HDCP2X_GP_OUT0 0x03c7 + +/* HDCP Repeater RCVR ID 0, default value: 0x00 */ +#define REG_HDCP2X_RPT_RCVR_ID0 0x03d1 + +/* HDCP DDCM Status, default value: 0x00 */ +#define REG_HDCP2X_DDCM_STS 0x03d8 +#define MSK_HDCP2X_DDCM_STS_HDCP2X_DDCM_ERR_STS_3_0 0xf0 +#define MSK_HDCP2X_DDCM_STS_HDCP2X_DDCM_CTL_CS_3_0 0x0f + +/* HDMI2MHL3 Control, default value: 0x0a */ +#define REG_M3_CTRL 0x03e0 +#define BIT_M3_CTRL_H2M_SWRST BIT(4) +#define BIT_M3_CTRL_SW_MHL3_SEL BIT(3) +#define BIT_M3_CTRL_M3AV_EN BIT(2) +#define BIT_M3_CTRL_ENC_TMDS BIT(1) +#define BIT_M3_CTRL_MHL3_MASTER_EN BIT(0) + +#define VAL_M3_CTRL_MHL1_2_VALUE (BIT_M3_CTRL_SW_MHL3_SEL \ + | BIT_M3_CTRL_ENC_TMDS) +#define VAL_M3_CTRL_MHL3_VALUE (BIT_M3_CTRL_SW_MHL3_SEL \ + | BIT_M3_CTRL_M3AV_EN \ + | BIT_M3_CTRL_ENC_TMDS \ + | BIT_M3_CTRL_MHL3_MASTER_EN) + +/* HDMI2MHL3 Port0 Control, default value: 0x04 */ +#define REG_M3_P0CTRL 0x03e1 +#define BIT_M3_P0CTRL_MHL3_P0_HDCP_ENC_EN BIT(4) +#define BIT_M3_P0CTRL_MHL3_P0_UNLIMIT_EN BIT(3) +#define BIT_M3_P0CTRL_MHL3_P0_HDCP_EN BIT(2) +#define BIT_M3_P0CTRL_MHL3_P0_PIXEL_MODE_PACKED BIT(1) +#define BIT_M3_P0CTRL_MHL3_P0_PORT_EN BIT(0) + +#define REG_M3_POSTM 0x03e2 +#define MSK_M3_POSTM_RRP_DECODE 0xf8 +#define MSK_M3_POSTM_MHL3_P0_STM_ID 0x07 + +/* HDMI2MHL3 Scramble Control, default value: 0x41 */ +#define REG_M3_SCTRL 0x03e6 +#define MSK_M3_SCTRL_MHL3_SR_LENGTH 0xf0 +#define BIT_M3_SCTRL_MHL3_SCRAMBLER_EN BIT(0) + +/* HSIC Div Ctl, default value: 0x05 */ +#define REG_DIV_CTL_MAIN 0x03f2 +#define MSK_DIV_CTL_MAIN_PRE_DIV_CTL_MAIN 0x1c +#define MSK_DIV_CTL_MAIN_FB_DIV_CTL_MAIN 0x03 + +/* MHL Capability 1st Byte, default value: 0x00 */ +#define REG_MHL_DEVCAP_0 0x0400 + +/* MHL Interrupt 1st Byte, default value: 0x00 */ +#define REG_MHL_INT_0 0x0420 + +/* Device Status 1st byte, default value: 0x00 */ +#define REG_MHL_STAT_0 0x0430 + +/* CBUS Scratch Pad 1st Byte, default value: 0x00 */ +#define REG_MHL_SCRPAD_0 0x0440 + +/* MHL Extended Capability 1st Byte, default value: 0x00 */ +#define REG_MHL_EXTDEVCAP_0 0x0480 + +/* Device Extended Status 1st byte, default value: 0x00 */ +#define REG_MHL_EXTSTAT_0 0x0490 + +/* TPI DTD Byte2, default value: 0x00 */ +#define REG_TPI_DTD_B2 0x0602 + +#define VAL_TPI_QUAN_RANGE_LIMITED 0x01 +#define VAL_TPI_QUAN_RANGE_FULL 0x02 +#define VAL_TPI_FORMAT_RGB 0x00 +#define VAL_TPI_FORMAT_YCBCR444 0x01 +#define VAL_TPI_FORMAT_YCBCR422 0x02 +#define VAL_TPI_FORMAT_INTERNAL_RGB 0x03 +#define VAL_TPI_FORMAT(_fmt, _qr) \ + (VAL_TPI_FORMAT_##_fmt | (VAL_TPI_QUAN_RANGE_##_qr << 2)) + +/* Input Format, default value: 0x00 */ +#define REG_TPI_INPUT 0x0609 +#define BIT_TPI_INPUT_EXTENDEDBITMODE BIT(7) +#define BIT_TPI_INPUT_ENDITHER BIT(6) +#define MSK_TPI_INPUT_INPUT_QUAN_RANGE 0x0c +#define MSK_TPI_INPUT_INPUT_FORMAT 0x03 + +/* Output Format, default value: 0x00 */ +#define REG_TPI_OUTPUT 0x060a +#define BIT_TPI_OUTPUT_CSCMODE709 BIT(4) +#define MSK_TPI_OUTPUT_OUTPUT_QUAN_RANGE 0x0c +#define MSK_TPI_OUTPUT_OUTPUT_FORMAT 0x03 + +/* TPI AVI Check Sum, default value: 0x00 */ +#define REG_TPI_AVI_CHSUM 0x060c + +/* TPI System Control, default value: 0x00 */ +#define REG_TPI_SC 0x061a +#define BIT_TPI_SC_TPI_UPDATE_FLG BIT(7) +#define BIT_TPI_SC_TPI_REAUTH_CTL BIT(6) +#define BIT_TPI_SC_TPI_OUTPUT_MODE_1 BIT(5) +#define BIT_TPI_SC_REG_TMDS_OE_POWER_DOWN BIT(4) +#define BIT_TPI_SC_TPI_AV_MUTE BIT(3) +#define BIT_TPI_SC_DDC_GPU_REQUEST BIT(2) +#define BIT_TPI_SC_DDC_TPI_SW BIT(1) +#define BIT_TPI_SC_TPI_OUTPUT_MODE_0_HDMI BIT(0) + +/* TPI COPP Query Data, default value: 0x00 */ +#define REG_TPI_COPP_DATA1 0x0629 +#define BIT_TPI_COPP_DATA1_COPP_GPROT BIT(7) +#define BIT_TPI_COPP_DATA1_COPP_LPROT BIT(6) +#define MSK_TPI_COPP_DATA1_COPP_LINK_STATUS 0x30 +#define VAL_TPI_COPP_LINK_STATUS_NORMAL 0x00 +#define VAL_TPI_COPP_LINK_STATUS_LINK_LOST 0x10 +#define VAL_TPI_COPP_LINK_STATUS_RENEGOTIATION_REQ 0x20 +#define VAL_TPI_COPP_LINK_STATUS_LINK_SUSPENDED 0x30 +#define BIT_TPI_COPP_DATA1_COPP_HDCP_REP BIT(3) +#define BIT_TPI_COPP_DATA1_COPP_CONNTYPE_0 BIT(2) +#define BIT_TPI_COPP_DATA1_COPP_PROTYPE BIT(1) +#define BIT_TPI_COPP_DATA1_COPP_CONNTYPE_1 BIT(0) + +/* TPI COPP Control Data, default value: 0x00 */ +#define REG_TPI_COPP_DATA2 0x062a +#define BIT_TPI_COPP_DATA2_INTR_ENCRYPTION BIT(5) +#define BIT_TPI_COPP_DATA2_KSV_FORWARD BIT(4) +#define BIT_TPI_COPP_DATA2_INTERM_RI_CHECK_EN BIT(3) +#define BIT_TPI_COPP_DATA2_DOUBLE_RI_CHECK BIT(2) +#define BIT_TPI_COPP_DATA2_DDC_SHORT_RI_RD BIT(1) +#define BIT_TPI_COPP_DATA2_COPP_PROTLEVEL BIT(0) + +/* TPI Interrupt Enable, default value: 0x00 */ +#define REG_TPI_INTR_EN 0x063c + +/* TPI Interrupt Status Low Byte, default value: 0x00 */ +#define REG_TPI_INTR_ST0 0x063d +#define BIT_TPI_INTR_ST0_TPI_AUTH_CHNGE_STAT BIT(7) +#define BIT_TPI_INTR_ST0_TPI_V_RDY_STAT BIT(6) +#define BIT_TPI_INTR_ST0_TPI_COPP_CHNGE_STAT BIT(5) +#define BIT_TPI_INTR_ST0_KSV_FIFO_FIRST_STAT BIT(3) +#define BIT_TPI_INTR_ST0_READ_BKSV_BCAPS_DONE_STAT BIT(2) +#define BIT_TPI_INTR_ST0_READ_BKSV_BCAPS_ERR_STAT BIT(1) +#define BIT_TPI_INTR_ST0_READ_BKSV_ERR_STAT BIT(0) + +/* TPI DS BCAPS Status, default value: 0x00 */ +#define REG_TPI_DS_BCAPS 0x0644 + +/* TPI BStatus1, default value: 0x00 */ +#define REG_TPI_BSTATUS1 0x0645 +#define BIT_TPI_BSTATUS1_DS_DEV_EXCEED BIT(7) +#define MSK_TPI_BSTATUS1_DS_DEV_CNT 0x7f + +/* TPI BStatus2, default value: 0x10 */ +#define REG_TPI_BSTATUS2 0x0646 +#define MSK_TPI_BSTATUS2_DS_BSTATUS 0xe0 +#define BIT_TPI_BSTATUS2_DS_HDMI_MODE BIT(4) +#define BIT_TPI_BSTATUS2_DS_CASC_EXCEED BIT(3) +#define MSK_TPI_BSTATUS2_DS_DEPTH 0x07 + +/* TPI HW Optimization Control #3, default value: 0x00 */ +#define REG_TPI_HW_OPT3 0x06bb +#define BIT_TPI_HW_OPT3_DDC_DEBUG BIT(7) +#define BIT_TPI_HW_OPT3_RI_CHECK_SKIP BIT(3) +#define BIT_TPI_HW_OPT3_TPI_DDC_BURST_MODE BIT(2) +#define MSK_TPI_HW_OPT3_TPI_DDC_REQ_LEVEL 0x03 + +/* TPI Info Frame Select, default value: 0x00 */ +#define REG_TPI_INFO_FSEL 0x06bf +#define BIT_TPI_INFO_FSEL_TPI_INFO_EN BIT(7) +#define BIT_TPI_INFO_FSEL_TPI_INFO_RPT BIT(6) +#define BIT_TPI_INFO_FSEL_TPI_INFO_READ_FLAG BIT(5) +#define MSK_TPI_INFO_FSEL_TPI_INFO_SEL 0x07 + +/* TPI Info Byte #0, default value: 0x00 */ +#define REG_TPI_INFO_B0 0x06c0 + +/* CoC Status, default value: 0x00 */ +#define REG_COC_STAT_0 0x0700 +#define REG_COC_STAT_1 0x0701 +#define REG_COC_STAT_2 0x0702 +#define REG_COC_STAT_3 0x0703 +#define REG_COC_STAT_4 0x0704 +#define REG_COC_STAT_5 0x0705 + +/* CoC 1st Ctl, default value: 0x40 */ +#define REG_COC_CTL0 0x0710 + +/* CoC 2nd Ctl, default value: 0x0a */ +#define REG_COC_CTL1 0x0711 +#define MSK_COC_CTL1_COC_CTRL1_7_6 0xc0 +#define MSK_COC_CTL1_COC_CTRL1_5_0 0x3f + +/* CoC 3rd Ctl, default value: 0x14 */ +#define REG_COC_CTL2 0x0712 +#define MSK_COC_CTL2_COC_CTRL2_7_6 0xc0 +#define MSK_COC_CTL2_COC_CTRL2_5_0 0x3f + +/* CoC 4th Ctl, default value: 0x40 */ +#define REG_COC_CTL3 0x0713 +#define BIT_COC_CTL3_COC_CTRL3_7 BIT(7) +#define MSK_COC_CTL3_COC_CTRL3_6_0 0x7f + +/* CoC 7th Ctl, default value: 0x00 */ +#define REG_COC_CTL6 0x0716 +#define BIT_COC_CTL6_COC_CTRL6_7 BIT(7) +#define BIT_COC_CTL6_COC_CTRL6_6 BIT(6) +#define MSK_COC_CTL6_COC_CTRL6_5_0 0x3f + +/* CoC 8th Ctl, default value: 0x06 */ +#define REG_COC_CTL7 0x0717 +#define BIT_COC_CTL7_COC_CTRL7_7 BIT(7) +#define BIT_COC_CTL7_COC_CTRL7_6 BIT(6) +#define BIT_COC_CTL7_COC_CTRL7_5 BIT(5) +#define MSK_COC_CTL7_COC_CTRL7_4_3 0x18 +#define MSK_COC_CTL7_COC_CTRL7_2_0 0x07 + +/* CoC 10th Ctl, default value: 0x00 */ +#define REG_COC_CTL9 0x0719 + +/* CoC 11th Ctl, default value: 0x00 */ +#define REG_COC_CTLA 0x071a + +/* CoC 12th Ctl, default value: 0x00 */ +#define REG_COC_CTLB 0x071b + +/* CoC 13th Ctl, default value: 0x0f */ +#define REG_COC_CTLC 0x071c + +/* CoC 14th Ctl, default value: 0x0a */ +#define REG_COC_CTLD 0x071d +#define BIT_COC_CTLD_COC_CTRLD_7 BIT(7) +#define MSK_COC_CTLD_COC_CTRLD_6_0 0x7f + +/* CoC 15th Ctl, default value: 0x0a */ +#define REG_COC_CTLE 0x071e +#define BIT_COC_CTLE_COC_CTRLE_7 BIT(7) +#define MSK_COC_CTLE_COC_CTRLE_6_0 0x7f + +/* CoC 16th Ctl, default value: 0x00 */ +#define REG_COC_CTLF 0x071f +#define MSK_COC_CTLF_COC_CTRLF_7_3 0xf8 +#define MSK_COC_CTLF_COC_CTRLF_2_0 0x07 + +/* CoC 18th Ctl, default value: 0x32 */ +#define REG_COC_CTL11 0x0721 +#define MSK_COC_CTL11_COC_CTRL11_7_4 0xf0 +#define MSK_COC_CTL11_COC_CTRL11_3_0 0x0f + +/* CoC 21st Ctl, default value: 0x00 */ +#define REG_COC_CTL14 0x0724 +#define MSK_COC_CTL14_COC_CTRL14_7_4 0xf0 +#define MSK_COC_CTL14_COC_CTRL14_3_0 0x0f + +/* CoC 22nd Ctl, default value: 0x00 */ +#define REG_COC_CTL15 0x0725 +#define BIT_COC_CTL15_COC_CTRL15_7 BIT(7) +#define MSK_COC_CTL15_COC_CTRL15_6_4 0x70 +#define MSK_COC_CTL15_COC_CTRL15_3_0 0x0f + +/* CoC Interrupt, default value: 0x00 */ +#define REG_COC_INTR 0x0726 + +/* CoC Interrupt Mask, default value: 0x00 */ +#define REG_COC_INTR_MASK 0x0727 +#define BIT_COC_PLL_LOCK_STATUS_CHANGE BIT(0) +#define BIT_COC_CALIBRATION_DONE BIT(1) + +/* CoC Misc Ctl, default value: 0x00 */ +#define REG_COC_MISC_CTL0 0x0728 +#define BIT_COC_MISC_CTL0_FSM_MON BIT(7) + +/* CoC 24th Ctl, default value: 0x00 */ +#define REG_COC_CTL17 0x072a +#define MSK_COC_CTL17_COC_CTRL17_7_4 0xf0 +#define MSK_COC_CTL17_COC_CTRL17_3_0 0x0f + +/* CoC 25th Ctl, default value: 0x00 */ +#define REG_COC_CTL18 0x072b +#define MSK_COC_CTL18_COC_CTRL18_7_4 0xf0 +#define MSK_COC_CTL18_COC_CTRL18_3_0 0x0f + +/* CoC 26th Ctl, default value: 0x00 */ +#define REG_COC_CTL19 0x072c +#define MSK_COC_CTL19_COC_CTRL19_7_4 0xf0 +#define MSK_COC_CTL19_COC_CTRL19_3_0 0x0f + +/* CoC 27th Ctl, default value: 0x00 */ +#define REG_COC_CTL1A 0x072d +#define MSK_COC_CTL1A_COC_CTRL1A_7_2 0xfc +#define MSK_COC_CTL1A_COC_CTRL1A_1_0 0x03 + +/* DoC 9th Status, default value: 0x00 */ +#define REG_DOC_STAT_8 0x0740 + +/* DoC 10th Status, default value: 0x00 */ +#define REG_DOC_STAT_9 0x0741 + +/* DoC 5th CFG, default value: 0x00 */ +#define REG_DOC_CFG4 0x074e +#define MSK_DOC_CFG4_DBG_STATE_DOC_FSM 0x0f + +/* DoC 1st Ctl, default value: 0x40 */ +#define REG_DOC_CTL0 0x0751 + +/* DoC 7th Ctl, default value: 0x00 */ +#define REG_DOC_CTL6 0x0757 +#define BIT_DOC_CTL6_DOC_CTRL6_7 BIT(7) +#define BIT_DOC_CTL6_DOC_CTRL6_6 BIT(6) +#define MSK_DOC_CTL6_DOC_CTRL6_5_4 0x30 +#define MSK_DOC_CTL6_DOC_CTRL6_3_0 0x0f + +/* DoC 8th Ctl, default value: 0x00 */ +#define REG_DOC_CTL7 0x0758 +#define BIT_DOC_CTL7_DOC_CTRL7_7 BIT(7) +#define BIT_DOC_CTL7_DOC_CTRL7_6 BIT(6) +#define BIT_DOC_CTL7_DOC_CTRL7_5 BIT(5) +#define MSK_DOC_CTL7_DOC_CTRL7_4_3 0x18 +#define MSK_DOC_CTL7_DOC_CTRL7_2_0 0x07 + +/* DoC 9th Ctl, default value: 0x00 */ +#define REG_DOC_CTL8 0x076c +#define BIT_DOC_CTL8_DOC_CTRL8_7 BIT(7) +#define MSK_DOC_CTL8_DOC_CTRL8_6_4 0x70 +#define MSK_DOC_CTL8_DOC_CTRL8_3_2 0x0c +#define MSK_DOC_CTL8_DOC_CTRL8_1_0 0x03 + +/* DoC 10th Ctl, default value: 0x00 */ +#define REG_DOC_CTL9 0x076d + +/* DoC 11th Ctl, default value: 0x00 */ +#define REG_DOC_CTLA 0x076e + +/* DoC 15th Ctl, default value: 0x00 */ +#define REG_DOC_CTLE 0x0772 +#define BIT_DOC_CTLE_DOC_CTRLE_7 BIT(7) +#define BIT_DOC_CTLE_DOC_CTRLE_6 BIT(6) +#define MSK_DOC_CTLE_DOC_CTRLE_5_4 0x30 +#define MSK_DOC_CTLE_DOC_CTRLE_3_0 0x0f + +/* Interrupt Mask 1st, default value: 0x00 */ +#define REG_MHL_INT_0_MASK 0x0580 + +/* Interrupt Mask 2nd, default value: 0x00 */ +#define REG_MHL_INT_1_MASK 0x0581 + +/* Interrupt Mask 3rd, default value: 0x00 */ +#define REG_MHL_INT_2_MASK 0x0582 + +/* Interrupt Mask 4th, default value: 0x00 */ +#define REG_MHL_INT_3_MASK 0x0583 + +/* MDT Receive Time Out, default value: 0x00 */ +#define REG_MDT_RCV_TIMEOUT 0x0584 + +/* MDT Transmit Time Out, default value: 0x00 */ +#define REG_MDT_XMIT_TIMEOUT 0x0585 + +/* MDT Receive Control, default value: 0x00 */ +#define REG_MDT_RCV_CTRL 0x0586 +#define BIT_MDT_RCV_CTRL_MDT_RCV_EN BIT(7) +#define BIT_MDT_RCV_CTRL_MDT_DELAY_RCV_EN BIT(6) +#define BIT_MDT_RCV_CTRL_MDT_RFIFO_OVER_WR_EN BIT(4) +#define BIT_MDT_RCV_CTRL_MDT_XFIFO_OVER_WR_EN BIT(3) +#define BIT_MDT_RCV_CTRL_MDT_DISABLE BIT(2) +#define BIT_MDT_RCV_CTRL_MDT_RFIFO_CLR_ALL BIT(1) +#define BIT_MDT_RCV_CTRL_MDT_RFIFO_CLR_CUR BIT(0) + +/* MDT Receive Read Port, default value: 0x00 */ +#define REG_MDT_RCV_READ_PORT 0x0587 + +/* MDT Transmit Control, default value: 0x70 */ +#define REG_MDT_XMIT_CTRL 0x0588 +#define BIT_MDT_XMIT_CTRL_MDT_XMIT_EN BIT(7) +#define BIT_MDT_XMIT_CTRL_MDT_XMIT_CMD_MERGE_EN BIT(6) +#define BIT_MDT_XMIT_CTRL_MDT_XMIT_FIXED_BURST_LEN BIT(5) +#define BIT_MDT_XMIT_CTRL_MDT_XMIT_FIXED_AID BIT(4) +#define BIT_MDT_XMIT_CTRL_MDT_XMIT_SINGLE_RUN_EN BIT(3) +#define BIT_MDT_XMIT_CTRL_MDT_CLR_ABORT_WAIT BIT(2) +#define BIT_MDT_XMIT_CTRL_MDT_XFIFO_CLR_ALL BIT(1) +#define BIT_MDT_XMIT_CTRL_MDT_XFIFO_CLR_CUR BIT(0) + +/* MDT Receive WRITE Port, default value: 0x00 */ +#define REG_MDT_XMIT_WRITE_PORT 0x0589 + +/* MDT RFIFO Status, default value: 0x00 */ +#define REG_MDT_RFIFO_STAT 0x058a +#define MSK_MDT_RFIFO_STAT_MDT_RFIFO_CNT 0xe0 +#define MSK_MDT_RFIFO_STAT_MDT_RFIFO_CUR_BYTE_CNT 0x1f + +/* MDT XFIFO Status, default value: 0x80 */ +#define REG_MDT_XFIFO_STAT 0x058b +#define MSK_MDT_XFIFO_STAT_MDT_XFIFO_LEVEL_AVAIL 0xe0 +#define BIT_MDT_XFIFO_STAT_MDT_XMIT_PRE_HS_EN BIT(4) +#define MSK_MDT_XFIFO_STAT_MDT_WRITE_BURST_LEN 0x0f + +/* MDT Interrupt 0, default value: 0x0c */ +#define REG_MDT_INT_0 0x058c +#define BIT_MDT_RFIFO_DATA_RDY BIT(0) +#define BIT_MDT_IDLE_AFTER_HAWB_DISABLE BIT(2) +#define BIT_MDT_XFIFO_EMPTY BIT(3) + +/* MDT Interrupt 0 Mask, default value: 0x00 */ +#define REG_MDT_INT_0_MASK 0x058d + +/* MDT Interrupt 1, default value: 0x00 */ +#define REG_MDT_INT_1 0x058e +#define BIT_MDT_RCV_TIMEOUT BIT(0) +#define BIT_MDT_RCV_SM_ABORT_PKT_RCVD BIT(1) +#define BIT_MDT_RCV_SM_ERROR BIT(2) +#define BIT_MDT_XMIT_TIMEOUT BIT(5) +#define BIT_MDT_XMIT_SM_ABORT_PKT_RCVD BIT(6) +#define BIT_MDT_XMIT_SM_ERROR BIT(7) + +/* MDT Interrupt 1 Mask, default value: 0x00 */ +#define REG_MDT_INT_1_MASK 0x058f + +/* CBUS Vendor ID, default value: 0x01 */ +#define REG_CBUS_VENDOR_ID 0x0590 + +/* CBUS Connection Status, default value: 0x00 */ +#define REG_CBUS_STATUS 0x0591 +#define BIT_CBUS_STATUS_MHL_CABLE_PRESENT BIT(4) +#define BIT_CBUS_STATUS_MSC_HB_SUCCESS BIT(3) +#define BIT_CBUS_STATUS_CBUS_HPD BIT(2) +#define BIT_CBUS_STATUS_MHL_MODE BIT(1) +#define BIT_CBUS_STATUS_CBUS_CONNECTED BIT(0) + +/* CBUS Interrupt 1st, default value: 0x00 */ +#define REG_CBUS_INT_0 0x0592 +#define BIT_CBUS_MSC_MT_DONE_NACK BIT(7) +#define BIT_CBUS_MSC_MR_SET_INT BIT(6) +#define BIT_CBUS_MSC_MR_WRITE_BURST BIT(5) +#define BIT_CBUS_MSC_MR_MSC_MSG BIT(4) +#define BIT_CBUS_MSC_MR_WRITE_STAT BIT(3) +#define BIT_CBUS_HPD_CHG BIT(2) +#define BIT_CBUS_MSC_MT_DONE BIT(1) +#define BIT_CBUS_CNX_CHG BIT(0) + +/* CBUS Interrupt Mask 1st, default value: 0x00 */ +#define REG_CBUS_INT_0_MASK 0x0593 + +/* CBUS Interrupt 2nd, default value: 0x00 */ +#define REG_CBUS_INT_1 0x0594 +#define BIT_CBUS_CMD_ABORT BIT(6) +#define BIT_CBUS_MSC_ABORT_RCVD BIT(3) +#define BIT_CBUS_DDC_ABORT BIT(2) +#define BIT_CBUS_CEC_ABORT BIT(1) + +/* CBUS Interrupt Mask 2nd, default value: 0x00 */ +#define REG_CBUS_INT_1_MASK 0x0595 + +/* CBUS DDC Abort Interrupt, default value: 0x00 */ +#define REG_DDC_ABORT_INT 0x0598 + +/* CBUS DDC Abort Interrupt Mask, default value: 0x00 */ +#define REG_DDC_ABORT_INT_MASK 0x0599 + +/* CBUS MSC Requester Abort Interrupt, default value: 0x00 */ +#define REG_MSC_MT_ABORT_INT 0x059a + +/* CBUS MSC Requester Abort Interrupt Mask, default value: 0x00 */ +#define REG_MSC_MT_ABORT_INT_MASK 0x059b + +/* CBUS MSC Responder Abort Interrupt, default value: 0x00 */ +#define REG_MSC_MR_ABORT_INT 0x059c + +/* CBUS MSC Responder Abort Interrupt Mask, default value: 0x00 */ +#define REG_MSC_MR_ABORT_INT_MASK 0x059d + +/* CBUS RX DISCOVERY interrupt, default value: 0x00 */ +#define REG_CBUS_RX_DISC_INT0 0x059e + +/* CBUS RX DISCOVERY Interrupt Mask, default value: 0x00 */ +#define REG_CBUS_RX_DISC_INT0_MASK 0x059f + +/* CBUS_Link_Layer Control #8, default value: 0x00 */ +#define REG_CBUS_LINK_CTRL_8 0x05a7 + +/* MDT State Machine Status, default value: 0x00 */ +#define REG_MDT_SM_STAT 0x05b5 +#define MSK_MDT_SM_STAT_MDT_RCV_STATE 0xf0 +#define MSK_MDT_SM_STAT_MDT_XMIT_STATE 0x0f + +/* CBUS MSC command trigger, default value: 0x00 */ +#define REG_MSC_COMMAND_START 0x05b8 +#define BIT_MSC_COMMAND_START_DEBUG BIT(5) +#define BIT_MSC_COMMAND_START_WRITE_BURST BIT(4) +#define BIT_MSC_COMMAND_START_WRITE_STAT BIT(3) +#define BIT_MSC_COMMAND_START_READ_DEVCAP BIT(2) +#define BIT_MSC_COMMAND_START_MSC_MSG BIT(1) +#define BIT_MSC_COMMAND_START_PEER BIT(0) + +/* CBUS MSC Command/Offset, default value: 0x00 */ +#define REG_MSC_CMD_OR_OFFSET 0x05b9 + +/* CBUS MSC Transmit Data */ +#define REG_MSC_1ST_TRANSMIT_DATA 0x05ba +#define REG_MSC_2ND_TRANSMIT_DATA 0x05bb + +/* CBUS MSC Requester Received Data */ +#define REG_MSC_MT_RCVD_DATA0 0x05bc +#define REG_MSC_MT_RCVD_DATA1 0x05bd + +/* CBUS MSC Responder MSC_MSG Received Data */ +#define REG_MSC_MR_MSC_MSG_RCVD_1ST_DATA 0x05bf +#define REG_MSC_MR_MSC_MSG_RCVD_2ND_DATA 0x05c0 + +/* CBUS MSC Heartbeat Control, default value: 0x27 */ +#define REG_MSC_HEARTBEAT_CTRL 0x05c4 +#define BIT_MSC_HEARTBEAT_CTRL_MSC_HB_EN BIT(7) +#define MSK_MSC_HEARTBEAT_CTRL_MSC_HB_FAIL_LIMIT 0x70 +#define MSK_MSC_HEARTBEAT_CTRL_MSC_HB_PERIOD_MSB 0x0f + +/* CBUS MSC Compatibility Control, default value: 0x02 */ +#define REG_CBUS_MSC_COMPAT_CTRL 0x05c7 +#define BIT_CBUS_MSC_COMPAT_CTRL_XDEVCAP_EN BIT(7) +#define BIT_CBUS_MSC_COMPAT_CTRL_DISABLE_MSC_ON_CBUS BIT(6) +#define BIT_CBUS_MSC_COMPAT_CTRL_DISABLE_DDC_ON_CBUS BIT(5) +#define BIT_CBUS_MSC_COMPAT_CTRL_DISABLE_GET_DDC_ERRORCODE BIT(3) +#define BIT_CBUS_MSC_COMPAT_CTRL_DISABLE_GET_VS1_ERRORCODE BIT(2) + +/* CBUS3 Converter Control, default value: 0x24 */ +#define REG_CBUS3_CNVT 0x05dc +#define MSK_CBUS3_CNVT_CBUS3_RETRYLMT 0xf0 +#define MSK_CBUS3_CNVT_CBUS3_PEERTOUT_SEL 0x0c +#define BIT_CBUS3_CNVT_TEARCBUS_EN BIT(1) +#define BIT_CBUS3_CNVT_CBUS3CNVT_EN BIT(0) + +/* Discovery Control1, default value: 0x24 */ +#define REG_DISC_CTRL1 0x05e0 +#define BIT_DISC_CTRL1_CBUS_INTR_EN BIT(7) +#define BIT_DISC_CTRL1_HB_ONLY BIT(6) +#define MSK_DISC_CTRL1_DISC_ATT 0x30 +#define MSK_DISC_CTRL1_DISC_CYC 0x0c +#define BIT_DISC_CTRL1_DISC_EN BIT(0) + +#define VAL_PUP_OFF 0 +#define VAL_PUP_20K 1 +#define VAL_PUP_5K 2 + +/* Discovery Control4, default value: 0x80 */ +#define REG_DISC_CTRL4 0x05e3 +#define MSK_DISC_CTRL4_CBUSDISC_PUP_SEL 0xc0 +#define MSK_DISC_CTRL4_CBUSIDLE_PUP_SEL 0x30 +#define VAL_DISC_CTRL4(pup_disc, pup_idle) (((pup_disc) << 6) | (pup_idle << 4)) + +/* Discovery Control5, default value: 0x03 */ +#define REG_DISC_CTRL5 0x05e4 +#define BIT_DISC_CTRL5_DSM_OVRIDE BIT(3) +#define MSK_DISC_CTRL5_CBUSMHL_PUP_SEL 0x03 + +/* Discovery Control8, default value: 0x81 */ +#define REG_DISC_CTRL8 0x05e7 +#define BIT_DISC_CTRL8_NOMHLINT_CLR_BYPASS BIT(7) +#define BIT_DISC_CTRL8_DELAY_CBUS_INTR_EN BIT(0) + +/* Discovery Control9, default value: 0x54 */ +#define REG_DISC_CTRL9 0x05e8 +#define BIT_DISC_CTRL9_MHL3_RSEN_BYP BIT(7) +#define BIT_DISC_CTRL9_MHL3DISC_EN BIT(6) +#define BIT_DISC_CTRL9_WAKE_DRVFLT BIT(4) +#define BIT_DISC_CTRL9_NOMHL_EST BIT(3) +#define BIT_DISC_CTRL9_DISC_PULSE_PROCEED BIT(2) +#define BIT_DISC_CTRL9_WAKE_PULSE_BYPASS BIT(1) +#define BIT_DISC_CTRL9_VBUS_OUTPUT_CAPABILITY_SRC BIT(0) + +/* Discovery Status1, default value: 0x00 */ +#define REG_DISC_STAT1 0x05eb +#define BIT_DISC_STAT1_PSM_OVRIDE BIT(5) +#define MSK_DISC_STAT1_DISC_SM 0x0f + +/* Discovery Status2, default value: 0x00 */ +#define REG_DISC_STAT2 0x05ec +#define BIT_DISC_STAT2_CBUS_OE_POL BIT(6) +#define BIT_DISC_STAT2_CBUS_SATUS BIT(5) +#define BIT_DISC_STAT2_RSEN BIT(4) + +#define MSK_DISC_STAT2_MHL_VRSN 0x0c +#define VAL_DISC_STAT2_DEFAULT 0x00 +#define VAL_DISC_STAT2_MHL1_2 0x04 +#define VAL_DISC_STAT2_MHL3 0x08 +#define VAL_DISC_STAT2_RESERVED 0x0c + +#define MSK_DISC_STAT2_RGND 0x03 +#define VAL_RGND_OPEN 0x00 +#define VAL_RGND_2K 0x01 +#define VAL_RGND_1K 0x02 +#define VAL_RGND_SHORT 0x03 + +/* Interrupt CBUS_reg1 INTR0, default value: 0x00 */ +#define REG_CBUS_DISC_INTR0 0x05ed +#define BIT_RGND_READY_INT BIT(6) +#define BIT_CBUS_MHL12_DISCON_INT BIT(5) +#define BIT_CBUS_MHL3_DISCON_INT BIT(4) +#define BIT_NOT_MHL_EST_INT BIT(3) +#define BIT_MHL_EST_INT BIT(2) +#define BIT_MHL3_EST_INT BIT(1) +#define VAL_CBUS_MHL_DISCON (BIT_CBUS_MHL12_DISCON_INT \ + | BIT_CBUS_MHL3_DISCON_INT \ + | BIT_NOT_MHL_EST_INT) + +/* Interrupt CBUS_reg1 INTR0 Mask, default value: 0x00 */ +#define REG_CBUS_DISC_INTR0_MASK 0x05ee + +#endif /* __SIL_SII8620_H__ */ -- cgit v1.2.3 From 07ee2bce6a516e0218dba22581803cb8f11bcf82 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Tue, 25 Oct 2016 17:40:35 +0100 Subject: drm/i915: Rotated view does not need a fence We do not need to set up a fence for the rotated view. Display does not need it and no one can access it. v2: Move code to __i915_vma_set_map_and_fenceable. (Chris Wilson) Signed-off-by: Tvrtko Ursulin Fixes: 05a20d098db1 ("drm/i915: Move map-and-fenceable tracking to the VMA") Cc: Chris Wilson Cc: Joonas Lahtinen Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/i915_gem.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 9361c7b54a7f..eb524bdf0c35 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -3790,7 +3790,12 @@ void __i915_vma_set_map_and_fenceable(struct i915_vma *vma) mappable = (vma->node.start + fence_size <= dev_priv->ggtt.mappable_end); - if (mappable && fenceable) + /* + * Explicitly disable for rotated VMA since the display does not + * need the fence and the VMA is not accessible to other users. + */ + if (mappable && fenceable && + vma->ggtt_view.type != I915_GGTT_VIEW_ROTATED) vma->flags |= I915_VMA_CAN_FENCE; else vma->flags &= ~I915_VMA_CAN_FENCE; -- cgit v1.2.3 From 3299e7e43484a85eeb5c7ec09958bff05c9d0543 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Tue, 25 Oct 2016 17:41:12 +0100 Subject: drm/i915: Remove two invalid warns MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Objects can have multiple VMAs used for display in which case assertion that objects must not be pinned for display more times than the current VMA is incorrect. v2: Commit message update. (Chris Wilson) Signed-off-by: Tvrtko Ursulin Fixes: 058d88c4330f ("drm/i915: Track pinned VMA") Cc: Chris Wilson Cc: Joonas Lahtinen Cc: Ville Syrjälä Reviewed-by: Chris Wilson Link: http://patchwork.freedesktop.org/patch/msgid/1477413635-3876-1-git-send-email-tvrtko.ursulin@linux.intel.com --- drivers/gpu/drm/i915/i915_gem.c | 3 --- 1 file changed, 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index eb524bdf0c35..87018df94d68 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -3595,8 +3595,6 @@ i915_gem_object_pin_to_display_plane(struct drm_i915_gem_object *obj, vma->display_alignment = max_t(u64, vma->display_alignment, alignment); - WARN_ON(obj->pin_display > i915_vma_pin_count(vma)); - i915_gem_object_flush_cpu_write_domain(obj); old_write_domain = obj->base.write_domain; @@ -3633,7 +3631,6 @@ i915_gem_object_unpin_from_display_plane(struct i915_vma *vma) list_move_tail(&vma->vm_link, &vma->vm->inactive_list); i915_vma_unpin(vma); - WARN_ON(vma->obj->pin_display > i915_vma_pin_count(vma)); } /** -- cgit v1.2.3 From 1aab956c7b8872fb6976328316bfad62c6e67cf8 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Fri, 21 Oct 2016 16:44:38 +0300 Subject: drm/i915: Refresh that status of MST capable connectors in ->detect() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Once we've determined that the sink is MST capable we never end up running through the full detect cycle again, despite getting HPDs. Fix tht by ripping out the incorrect piece of code responsible. This got broken when I moved the long HPD handling to the ->detect() hook, but failed to remove the leftover code. Cc: Ander Conselvan de Oliveira Cc: drm-intel-fixes@lists.freedesktop.org Cc: Rui Tiago Matos Tested-by: Rui Tiago Matos Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=98323 Cc: Kirill A. Shutemov Tested-by: Kirill A. Shutemov References: https://bugs.freedesktop.org/show_bug.cgi?id=98306 Fixes: 27d4efc5591a ("drm/i915: Move long hpd handling into the hotplug work") Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477057478-29328-1-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_dp.c | 10 ---------- 1 file changed, 10 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index f30db8f2425e..80db8a3ac38f 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -4492,21 +4492,11 @@ static enum drm_connector_status intel_dp_detect(struct drm_connector *connector, bool force) { struct intel_dp *intel_dp = intel_attached_dp(connector); - struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp); - struct intel_encoder *intel_encoder = &intel_dig_port->base; enum drm_connector_status status = connector->status; DRM_DEBUG_KMS("[CONNECTOR:%d:%s]\n", connector->base.id, connector->name); - if (intel_dp->is_mst) { - /* MST devices are disconnected from a monitor POV */ - intel_dp_unset_edid(intel_dp); - if (intel_encoder->type != INTEL_OUTPUT_EDP) - intel_encoder->type = INTEL_OUTPUT_DP; - return connector_status_disconnected; - } - /* If full detect is not performed yet, do a full detect */ if (!intel_dp->detect_done) status = intel_dp_long_pulse(intel_dp->attached_connector); -- cgit v1.2.3 From 9ca89c443de94751cd6fb5d84b215ec48279e8c2 Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 25 Oct 2016 17:54:17 +0300 Subject: drm/i915/audio: drop extra crtc clock check from HDMI audio N lookup MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The array contains the crtc clock, rely on that. While at it, debug log the HDMI N value or automatic mode. Cc: Ville Syrjälä Cc: "Lin, Mengdong" Cc: Libin Yang Reviewed-by: Ville Syrjälä Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1477407258-30599-2-git-send-email-jani.nikula@intel.com --- drivers/gpu/drm/i915/intel_audio.c | 19 +++++++++---------- 1 file changed, 9 insertions(+), 10 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c index 7093cfbb62b1..1a5c21209446 100644 --- a/drivers/gpu/drm/i915/intel_audio.c +++ b/drivers/gpu/drm/i915/intel_audio.c @@ -254,16 +254,15 @@ hsw_hdmi_audio_config_update(struct intel_crtc *intel_crtc, enum port port, tmp &= ~AUD_CONFIG_N_PROG_ENABLE; tmp |= audio_config_hdmi_pixel_clock(adjusted_mode); - if (adjusted_mode->crtc_clock == TMDS_296M || - adjusted_mode->crtc_clock == TMDS_297M) { - n = audio_config_hdmi_get_n(adjusted_mode, rate); - if (n != 0) { - tmp &= ~AUD_CONFIG_N_MASK; - tmp |= AUD_CONFIG_N(n); - tmp |= AUD_CONFIG_N_PROG_ENABLE; - } else { - DRM_DEBUG_KMS("no suitable N value is found\n"); - } + n = audio_config_hdmi_get_n(adjusted_mode, rate); + if (n != 0) { + DRM_DEBUG_KMS("using N %d\n", n); + + tmp &= ~AUD_CONFIG_N_MASK; + tmp |= AUD_CONFIG_N(n); + tmp |= AUD_CONFIG_N_PROG_ENABLE; + } else { + DRM_DEBUG_KMS("using automatic N\n"); } I915_WRITE(HSW_AUD_CFG(pipe), tmp); -- cgit v1.2.3 From 6014ac122ed081feca99217bc57b2e15c7fc1a51 Mon Sep 17 00:00:00 2001 From: Libin Yang Date: Tue, 25 Oct 2016 17:54:18 +0300 Subject: drm/i915/audio: set proper N/M in modeset MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit When modeset occurs and the LS_CLK is set to some special values in DP mode, the N/M need to be set manually if audio is playing. Otherwise the first several seconds may be silent in audio playback. The relationship of Maud and Naud is expressed in the following equation: Maud/Naud = 512 * fs / f_LS_Clk Please refer VESA DisplayPort Standard spec for details. v2 by Jani: - organize Maud/Naud table according to DP 1.4 spec - add 64k and 128k audio rates - update HSW_AUD_M_CTS_ENABLE register when Maud not found - remove extra checks for port clock - simplify Maud/Naud lookup - reset patch author back to Libin Cc: "Zhang, Keqiao" Cc: Ville Syrjälä Cc: "Lin, Mengdong" Reviewed-by: Ville Syrjälä Signed-off-by: Libin Yang Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1477407258-30599-3-git-send-email-jani.nikula@intel.com --- drivers/gpu/drm/i915/i915_reg.h | 7 +++ drivers/gpu/drm/i915/intel_audio.c | 93 +++++++++++++++++++++++++++++++++++++- 2 files changed, 99 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index bdc7b3591e1c..542e570b3578 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -7370,6 +7370,13 @@ enum { #define _HSW_AUD_MISC_CTRL_B 0x65110 #define HSW_AUD_MISC_CTRL(pipe) _MMIO_PIPE(pipe, _HSW_AUD_MISC_CTRL_A, _HSW_AUD_MISC_CTRL_B) +#define _HSW_AUD_M_CTS_ENABLE_A 0x65028 +#define _HSW_AUD_M_CTS_ENABLE_B 0x65128 +#define HSW_AUD_M_CTS_ENABLE(pipe) _MMIO_PIPE(pipe, _HSW_AUD_M_CTS_ENABLE_A, _HSW_AUD_M_CTS_ENABLE_B) +#define AUD_M_CTS_M_VALUE_INDEX (1 << 21) +#define AUD_M_CTS_M_PROG_ENABLE (1 << 20) +#define AUD_CONFIG_M_MASK 0xfffff + #define _HSW_AUD_DIP_ELD_CTRL_ST_A 0x650b4 #define _HSW_AUD_DIP_ELD_CTRL_ST_B 0x651b4 #define HSW_AUD_DIP_ELD_CTRL(pipe) _MMIO_PIPE(pipe, _HSW_AUD_DIP_ELD_CTRL_ST_A, _HSW_AUD_DIP_ELD_CTRL_ST_B) diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c index 1a5c21209446..813fd74d9c8d 100644 --- a/drivers/gpu/drm/i915/intel_audio.c +++ b/drivers/gpu/drm/i915/intel_audio.c @@ -57,6 +57,63 @@ * struct &i915_audio_component_audio_ops @audio_ops is called from i915 driver. */ +/* DP N/M table */ +#define LC_540M 540000 +#define LC_270M 270000 +#define LC_162M 162000 + +struct dp_aud_n_m { + int sample_rate; + int clock; + u16 m; + u16 n; +}; + +/* Values according to DP 1.4 Table 2-104 */ +static const struct dp_aud_n_m dp_aud_n_m[] = { + { 32000, LC_162M, 1024, 10125 }, + { 44100, LC_162M, 784, 5625 }, + { 48000, LC_162M, 512, 3375 }, + { 64000, LC_162M, 2048, 10125 }, + { 88200, LC_162M, 1568, 5625 }, + { 96000, LC_162M, 1024, 3375 }, + { 128000, LC_162M, 4096, 10125 }, + { 176400, LC_162M, 3136, 5625 }, + { 192000, LC_162M, 2048, 3375 }, + { 32000, LC_270M, 1024, 16875 }, + { 44100, LC_270M, 784, 9375 }, + { 48000, LC_270M, 512, 5625 }, + { 64000, LC_270M, 2048, 16875 }, + { 88200, LC_270M, 1568, 9375 }, + { 96000, LC_270M, 1024, 5625 }, + { 128000, LC_270M, 4096, 16875 }, + { 176400, LC_270M, 3136, 9375 }, + { 192000, LC_270M, 2048, 5625 }, + { 32000, LC_540M, 1024, 33750 }, + { 44100, LC_540M, 784, 18750 }, + { 48000, LC_540M, 512, 11250 }, + { 64000, LC_540M, 2048, 33750 }, + { 88200, LC_540M, 1568, 18750 }, + { 96000, LC_540M, 1024, 11250 }, + { 128000, LC_540M, 4096, 33750 }, + { 176400, LC_540M, 3136, 18750 }, + { 192000, LC_540M, 2048, 11250 }, +}; + +static const struct dp_aud_n_m * +audio_config_dp_get_n_m(struct intel_crtc *intel_crtc, int rate) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(dp_aud_n_m); i++) { + if (rate == dp_aud_n_m[i].sample_rate && + intel_crtc->config->port_clock == dp_aud_n_m[i].clock) + return &dp_aud_n_m[i]; + } + + return NULL; +} + static const struct { int clock; u32 config; @@ -225,16 +282,43 @@ hsw_dp_audio_config_update(struct intel_crtc *intel_crtc, enum port port, const struct drm_display_mode *adjusted_mode) { struct drm_i915_private *dev_priv = to_i915(intel_crtc->base.dev); + struct i915_audio_component *acomp = dev_priv->audio_component; + int rate = acomp ? acomp->aud_sample_rate[port] : 0; + const struct dp_aud_n_m *nm = audio_config_dp_get_n_m(intel_crtc, rate); enum pipe pipe = intel_crtc->pipe; u32 tmp; + if (nm) + DRM_DEBUG_KMS("using Maud %u, Naud %u\n", nm->m, nm->n); + else + DRM_DEBUG_KMS("using automatic Maud, Naud\n"); + tmp = I915_READ(HSW_AUD_CFG(pipe)); tmp &= ~AUD_CONFIG_N_VALUE_INDEX; tmp &= ~AUD_CONFIG_PIXEL_CLOCK_HDMI_MASK; tmp &= ~AUD_CONFIG_N_PROG_ENABLE; tmp |= AUD_CONFIG_N_VALUE_INDEX; + if (nm) { + tmp &= ~AUD_CONFIG_N_MASK; + tmp |= AUD_CONFIG_N(nm->n); + tmp |= AUD_CONFIG_N_PROG_ENABLE; + } + I915_WRITE(HSW_AUD_CFG(pipe), tmp); + + tmp = I915_READ(HSW_AUD_M_CTS_ENABLE(pipe)); + tmp &= ~AUD_CONFIG_M_MASK; + tmp &= ~AUD_M_CTS_M_VALUE_INDEX; + tmp &= ~AUD_M_CTS_M_PROG_ENABLE; + + if (nm) { + tmp |= nm->m; + tmp |= AUD_M_CTS_M_VALUE_INDEX; + tmp |= AUD_M_CTS_M_PROG_ENABLE; + } + + I915_WRITE(HSW_AUD_M_CTS_ENABLE(pipe), tmp); } static void @@ -266,6 +350,12 @@ hsw_hdmi_audio_config_update(struct intel_crtc *intel_crtc, enum port port, } I915_WRITE(HSW_AUD_CFG(pipe), tmp); + + tmp = I915_READ(HSW_AUD_M_CTS_ENABLE(pipe)); + tmp &= ~AUD_CONFIG_M_MASK; + tmp &= ~AUD_M_CTS_M_VALUE_INDEX; + tmp |= AUD_M_CTS_M_PROG_ENABLE; + I915_WRITE(HSW_AUD_M_CTS_ENABLE(pipe), tmp); } static void @@ -686,7 +776,8 @@ static int i915_audio_component_sync_audio_rate(struct device *kdev, int port, /* 1. get the pipe */ intel_encoder = get_saved_enc(dev_priv, port, pipe); if (!intel_encoder || !intel_encoder->base.crtc || - intel_encoder->type != INTEL_OUTPUT_HDMI) { + (intel_encoder->type != INTEL_OUTPUT_HDMI && + intel_encoder->type != INTEL_OUTPUT_DP)) { DRM_DEBUG_KMS("Not valid for port %c\n", port_name(port)); err = -ENODEV; goto unlock; -- cgit v1.2.3 From c726ad01d2e3e27400421de85800d954df55aeea Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Mon, 24 Oct 2016 19:33:24 +0300 Subject: drm/dp: Factor out helper to distinguish between branch and sink devices This check is open-coded in a few places, so it makes sense to simplify things by having a helper for it similar to the rest of DPCD feature helpers. v2: (Jani) - Move the helper to drm_dp_helper.h. - Split out this change to a separate patch. Cc: Jani Nikula Cc: dri-devel@lists.freedesktop.org Signed-off-by: Imre Deak Reviewed-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1477326811-30431-2-git-send-email-imre.deak@intel.com --- drivers/gpu/drm/i915/intel_dp.c | 11 ++++------- include/drm/drm_dp_helper.h | 6 ++++++ 2 files changed, 10 insertions(+), 7 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 80db8a3ac38f..951a0bbc03c5 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1459,8 +1459,7 @@ static void intel_dp_print_hw_revision(struct intel_dp *intel_dp) if ((drm_debug & DRM_UT_KMS) == 0) return; - if (!(intel_dp->dpcd[DP_DOWNSTREAMPORT_PRESENT] & - DP_DWN_STRM_PORT_PRESENT)) + if (!drm_dp_is_branch(intel_dp->dpcd)) return; len = drm_dp_dpcd_read(&intel_dp->aux, DP_BRANCH_HW_REV, &rev, 1); @@ -1478,8 +1477,7 @@ static void intel_dp_print_sw_revision(struct intel_dp *intel_dp) if ((drm_debug & DRM_UT_KMS) == 0) return; - if (!(intel_dp->dpcd[DP_DOWNSTREAMPORT_PRESENT] & - DP_DWN_STRM_PORT_PRESENT)) + if (!drm_dp_is_branch(intel_dp->dpcd)) return; len = drm_dp_dpcd_read(&intel_dp->aux, DP_BRANCH_SW_REV, &rev, 2); @@ -3615,8 +3613,7 @@ intel_dp_get_dpcd(struct intel_dp *intel_dp) if (!is_edp(intel_dp) && !intel_dp->sink_count) return false; - if (!(intel_dp->dpcd[DP_DOWNSTREAMPORT_PRESENT] & - DP_DWN_STRM_PORT_PRESENT)) + if (!drm_dp_is_branch(intel_dp->dpcd)) return true; /* native DP sink */ if (intel_dp->dpcd[DP_DPCD_REV] == 0x10) @@ -4134,7 +4131,7 @@ intel_dp_detect_dpcd(struct intel_dp *intel_dp) return connector_status_connected; /* if there's no downstream port, we're done */ - if (!(dpcd[DP_DOWNSTREAMPORT_PRESENT] & DP_DWN_STRM_PORT_PRESENT)) + if (!drm_dp_is_branch(dpcd)) return connector_status_connected; /* If we're HPD-aware, SINK_COUNT changes dynamically */ diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h index 2a79882cb68e..55bbeb0ff594 100644 --- a/include/drm/drm_dp_helper.h +++ b/include/drm/drm_dp_helper.h @@ -690,6 +690,12 @@ drm_dp_tps3_supported(const u8 dpcd[DP_RECEIVER_CAP_SIZE]) dpcd[DP_MAX_LANE_COUNT] & DP_TPS3_SUPPORTED; } +static inline bool +drm_dp_is_branch(const u8 dpcd[DP_RECEIVER_CAP_SIZE]) +{ + return dpcd[DP_DOWNSTREAMPORT_PRESENT] & DP_DWN_STRM_PORT_PRESENT; +} + /* * DisplayPort AUX channel */ -- cgit v1.2.3 From 6f172a43a6d679e4a6563376f749868a9bf29752 Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Mon, 24 Oct 2016 19:33:25 +0300 Subject: drm/i915/dp: Remove debug dependency of DPCD SW/HW revision read Performing DPCD AUX reads based on debug settings may introduce obscure bugs in other places that depend on the read being done (or being not done). To reduce the uncertainty perform the reads unconditionally. Cc: Mika Kahola Suggested-by: Jani Nikula Signed-off-by: Imre Deak Reviewed-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1477326811-30431-3-git-send-email-imre.deak@intel.com --- drivers/gpu/drm/i915/intel_dp.c | 6 ------ 1 file changed, 6 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 951a0bbc03c5..5af3907cf672 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1456,9 +1456,6 @@ static void intel_dp_print_hw_revision(struct intel_dp *intel_dp) uint8_t rev; int len; - if ((drm_debug & DRM_UT_KMS) == 0) - return; - if (!drm_dp_is_branch(intel_dp->dpcd)) return; @@ -1474,9 +1471,6 @@ static void intel_dp_print_sw_revision(struct intel_dp *intel_dp) uint8_t rev[2]; int len; - if ((drm_debug & DRM_UT_KMS) == 0) - return; - if (!drm_dp_is_branch(intel_dp->dpcd)) return; -- cgit v1.2.3 From 5e8966774253778b861d5c0cbdaf66535233c873 Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Mon, 24 Oct 2016 19:33:26 +0300 Subject: drm/i915/dp: Print only sink or branch specific OUI based on dev type There are two separate sets of DPCD registers for the DP OUI - as well as for the device ID and HW/SW revision - based on whether the given DP device is a branch or a sink. Currently we print both branch and sink OUIs, for consistency print only the one that corresponds to the probed device. v2: - Split out this change into a separate patch. (Jani) Cc: Jani Nikula Signed-off-by: Imre Deak Reviewed-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1477326811-30431-4-git-send-email-imre.deak@intel.com --- drivers/gpu/drm/i915/intel_dp.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 5af3907cf672..332dc86a325f 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -3624,17 +3624,17 @@ intel_dp_get_dpcd(struct intel_dp *intel_dp) static void intel_dp_probe_oui(struct intel_dp *intel_dp) { + bool is_branch = drm_dp_is_branch(intel_dp->dpcd); u8 buf[3]; if (!(intel_dp->dpcd[DP_DOWN_STREAM_PORT_COUNT] & DP_OUI_SUPPORT)) return; - if (drm_dp_dpcd_read(&intel_dp->aux, DP_SINK_OUI, buf, 3) == 3) - DRM_DEBUG_KMS("Sink OUI: %02hx%02hx%02hx\n", - buf[0], buf[1], buf[2]); - - if (drm_dp_dpcd_read(&intel_dp->aux, DP_BRANCH_OUI, buf, 3) == 3) - DRM_DEBUG_KMS("Branch OUI: %02hx%02hx%02hx\n", + if (drm_dp_dpcd_read(&intel_dp->aux, + is_branch ? DP_BRANCH_OUI : DP_SINK_OUI, + buf, 3) == 3) + DRM_DEBUG_KMS("%s OUI: %02hx%02hx%02hx\n", + is_branch ? "Branch" : "Sink", buf[0], buf[1], buf[2]); } -- cgit v1.2.3 From 7b3fc170d6a6ac1d1622178a2db317671cb89b9c Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Tue, 25 Oct 2016 16:12:39 +0300 Subject: drm/i915/dp: Print full branch/sink descriptor Extend the branch/sink descriptor info with the missing device ID field. While at it also read out all the descriptor registers in one transfer and make the debug print more compact. v2: (Jani) - Cache the descriptor in intel_dp. - Split out this change into a separate patch. v3: (Jani) - Fix return value check of __intel_dp_read_desc(). - Use %pE instead of %s to print the device ID. Cc: Jani Nikula Signed-off-by: Imre Deak Reviewed-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1477401159-15098-1-git-send-email-imre.deak@intel.com --- drivers/gpu/drm/i915/intel_dp.c | 63 ++++++++++++++-------------------------- drivers/gpu/drm/i915/intel_drv.h | 10 +++++++ 2 files changed, 32 insertions(+), 41 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 332dc86a325f..bff27b7c5b62 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1451,34 +1451,35 @@ static void intel_dp_print_rates(struct intel_dp *intel_dp) DRM_DEBUG_KMS("common rates: %s\n", str); } -static void intel_dp_print_hw_revision(struct intel_dp *intel_dp) +static bool +__intel_dp_read_desc(struct intel_dp *intel_dp, struct intel_dp_desc *desc) { - uint8_t rev; - int len; - - if (!drm_dp_is_branch(intel_dp->dpcd)) - return; + u32 base = drm_dp_is_branch(intel_dp->dpcd) ? DP_BRANCH_OUI : + DP_SINK_OUI; - len = drm_dp_dpcd_read(&intel_dp->aux, DP_BRANCH_HW_REV, &rev, 1); - if (len < 0) - return; - - DRM_DEBUG_KMS("sink hw revision: %d.%d\n", (rev & 0xf0) >> 4, rev & 0xf); + return drm_dp_dpcd_read(&intel_dp->aux, base, desc, sizeof(*desc)) == + sizeof(*desc); } -static void intel_dp_print_sw_revision(struct intel_dp *intel_dp) +static bool intel_dp_read_desc(struct intel_dp *intel_dp) { - uint8_t rev[2]; - int len; + struct intel_dp_desc *desc = &intel_dp->desc; + bool oui_sup = intel_dp->dpcd[DP_DOWN_STREAM_PORT_COUNT] & + DP_OUI_SUPPORT; + int dev_id_len; - if (!drm_dp_is_branch(intel_dp->dpcd)) - return; + if (!__intel_dp_read_desc(intel_dp, desc)) + return false; - len = drm_dp_dpcd_read(&intel_dp->aux, DP_BRANCH_SW_REV, &rev, 2); - if (len < 0) - return; + dev_id_len = strnlen(desc->device_id, sizeof(desc->device_id)); + DRM_DEBUG_KMS("DP %s: OUI %*phD%s dev-ID %*pE HW-rev %d.%d SW-rev %d.%d\n", + drm_dp_is_branch(intel_dp->dpcd) ? "branch" : "sink", + (int)sizeof(desc->oui), desc->oui, oui_sup ? "" : "(NS)", + dev_id_len, desc->device_id, + desc->hw_rev >> 4, desc->hw_rev & 0xf, + desc->sw_major_rev, desc->sw_minor_rev); - DRM_DEBUG_KMS("sink sw revision: %d.%d\n", rev[0], rev[1]); + return true; } static int rate_to_index(int find, const int *rates) @@ -3621,23 +3622,6 @@ intel_dp_get_dpcd(struct intel_dp *intel_dp) return true; } -static void -intel_dp_probe_oui(struct intel_dp *intel_dp) -{ - bool is_branch = drm_dp_is_branch(intel_dp->dpcd); - u8 buf[3]; - - if (!(intel_dp->dpcd[DP_DOWN_STREAM_PORT_COUNT] & DP_OUI_SUPPORT)) - return; - - if (drm_dp_dpcd_read(&intel_dp->aux, - is_branch ? DP_BRANCH_OUI : DP_SINK_OUI, - buf, 3) == 3) - DRM_DEBUG_KMS("%s OUI: %02hx%02hx%02hx\n", - is_branch ? "Branch" : "Sink", - buf[0], buf[1], buf[2]); -} - static bool intel_dp_can_mst(struct intel_dp *intel_dp) { @@ -4416,10 +4400,7 @@ intel_dp_long_pulse(struct intel_connector *intel_connector) intel_dp_print_rates(intel_dp); - intel_dp_probe_oui(intel_dp); - - intel_dp_print_hw_revision(intel_dp); - intel_dp_print_sw_revision(intel_dp); + intel_dp_read_desc(intel_dp); intel_dp_configure_mst(intel_dp); diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 7dda79df55d0..65ebe92e0e96 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -883,6 +883,14 @@ enum link_m_n_set { M2_N2 }; +struct intel_dp_desc { + u8 oui[3]; + u8 device_id[6]; + u8 hw_rev; + u8 sw_major_rev; + u8 sw_minor_rev; +} __packed; + struct intel_dp { i915_reg_t output_reg; i915_reg_t aux_ch_ctl_reg; @@ -905,6 +913,8 @@ struct intel_dp { /* sink rates as reported by DP_SUPPORTED_LINK_RATES */ uint8_t num_sink_rates; int sink_rates[DP_MAX_SUPPORTED_RATES]; + /* sink or branch descriptor */ + struct intel_dp_desc desc; struct drm_dp_aux aux; uint8_t train_set[4]; int panel_power_up_delay; -- cgit v1.2.3 From 24e807e79f103cd9e7799eed704ed6916915d65a Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Mon, 24 Oct 2016 19:33:28 +0300 Subject: drm/i915/lspcon: Fail LSPCON probe if the start of DPCD can't be read All types of DP devices (eDP, DP sink, DP branch) will fail their probe if the start of DPCD can't be read. The LSPCON PCON functionality also depends on accessing this area, so fail the probe if the read fails. Cc: Shashank Sharma Signed-off-by: Imre Deak Reviewed-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1477326811-30431-6-git-send-email-imre.deak@intel.com --- drivers/gpu/drm/i915/intel_dp.c | 2 +- drivers/gpu/drm/i915/intel_drv.h | 2 ++ drivers/gpu/drm/i915/intel_lspcon.c | 5 +++++ 3 files changed, 8 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index bff27b7c5b62..07a502fd6773 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -3497,7 +3497,7 @@ intel_dp_link_down(struct intel_dp *intel_dp) intel_dp->DP = DP; } -static bool +bool intel_dp_read_dpcd(struct intel_dp *intel_dp) { if (drm_dp_dpcd_read(&intel_dp->aux, 0x000, intel_dp->dpcd, diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 65ebe92e0e96..b9583268aafb 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1467,6 +1467,8 @@ static inline unsigned int intel_dp_unused_lane_mask(int lane_count) return ~((1 << lane_count) - 1) & 0xf; } +bool intel_dp_read_dpcd(struct intel_dp *intel_dp); + /* intel_dp_aux_backlight.c */ int intel_dp_aux_init_backlight_funcs(struct intel_connector *intel_connector); diff --git a/drivers/gpu/drm/i915/intel_lspcon.c b/drivers/gpu/drm/i915/intel_lspcon.c index 632149c6b3ad..23b817acd99d 100644 --- a/drivers/gpu/drm/i915/intel_lspcon.c +++ b/drivers/gpu/drm/i915/intel_lspcon.c @@ -131,6 +131,11 @@ bool lspcon_init(struct intel_digital_port *intel_dig_port) } } + if (!intel_dp_read_dpcd(dp)) { + DRM_ERROR("LSPCON DPCD read failed\n"); + return false; + } + DRM_DEBUG_KMS("Success: LSPCON init\n"); return true; } -- cgit v1.2.3 From 12a47a422862214d3a715a0bd93140b8176dcdc9 Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Mon, 24 Oct 2016 19:33:29 +0300 Subject: drm/i915/dp: Read DP descriptor for eDP and LSPCON too As for external DP sink and branch devices read and print the DP descriptor for eDP and LSPCON devices as well to aid debugging. v2: - Split out this change to a separate patch. (Jani) Cc: Jani Nikula Signed-off-by: Imre Deak Reviewed-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1477326811-30431-7-git-send-email-imre.deak@intel.com --- drivers/gpu/drm/i915/intel_dp.c | 4 +++- drivers/gpu/drm/i915/intel_drv.h | 1 + drivers/gpu/drm/i915/intel_lspcon.c | 2 ++ 3 files changed, 6 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 07a502fd6773..6eb43647163c 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1461,7 +1461,7 @@ __intel_dp_read_desc(struct intel_dp *intel_dp, struct intel_dp_desc *desc) sizeof(*desc); } -static bool intel_dp_read_desc(struct intel_dp *intel_dp) +bool intel_dp_read_desc(struct intel_dp *intel_dp) { struct intel_dp_desc *desc = &intel_dp->desc; bool oui_sup = intel_dp->dpcd[DP_DOWN_STREAM_PORT_COUNT] & @@ -3521,6 +3521,8 @@ intel_edp_init_dpcd(struct intel_dp *intel_dp) if (!intel_dp_read_dpcd(intel_dp)) return false; + intel_dp_read_desc(intel_dp); + if (intel_dp->dpcd[DP_DPCD_REV] >= 0x11) dev_priv->no_aux_handshake = intel_dp->dpcd[DP_MAX_DOWNSPREAD] & DP_NO_AUX_HANDSHAKE_LINK_TRAINING; diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index b9583268aafb..20fb6e72e90e 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1468,6 +1468,7 @@ static inline unsigned int intel_dp_unused_lane_mask(int lane_count) } bool intel_dp_read_dpcd(struct intel_dp *intel_dp); +bool intel_dp_read_desc(struct intel_dp *intel_dp); /* intel_dp_aux_backlight.c */ int intel_dp_aux_init_backlight_funcs(struct intel_connector *intel_connector); diff --git a/drivers/gpu/drm/i915/intel_lspcon.c b/drivers/gpu/drm/i915/intel_lspcon.c index 23b817acd99d..c5f278b250a7 100644 --- a/drivers/gpu/drm/i915/intel_lspcon.c +++ b/drivers/gpu/drm/i915/intel_lspcon.c @@ -136,6 +136,8 @@ bool lspcon_init(struct intel_digital_port *intel_dig_port) return false; } + intel_dp_read_desc(dp); + DRM_DEBUG_KMS("Success: LSPCON init\n"); return true; } -- cgit v1.2.3 From a5d94b83ec709dbd90f17cba79142fde123d3869 Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Mon, 24 Oct 2016 19:33:30 +0300 Subject: drm/i915/lspcon: Get DDC adapter via container_of() instead of cached ptr We can use the container_of() magic to get to the DDC adapter, so no need for caching a pointer to it. We'll also need to get at the intel_dp ptr in the following patch, so add a helper that can be used for both purposes. Cc: Shashank Sharma Signed-off-by: Imre Deak Reviewed-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1477326811-30431-8-git-send-email-imre.deak@intel.com --- drivers/gpu/drm/i915/intel_drv.h | 1 - drivers/gpu/drm/i915/intel_lspcon.c | 15 +++++++++++---- 2 files changed, 11 insertions(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 20fb6e72e90e..5989c48d7964 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -974,7 +974,6 @@ struct intel_dp { struct intel_lspcon { bool active; enum drm_lspcon_mode mode; - struct drm_dp_aux *aux; }; struct intel_digital_port { diff --git a/drivers/gpu/drm/i915/intel_lspcon.c b/drivers/gpu/drm/i915/intel_lspcon.c index c5f278b250a7..3dc5a0be7857 100644 --- a/drivers/gpu/drm/i915/intel_lspcon.c +++ b/drivers/gpu/drm/i915/intel_lspcon.c @@ -27,10 +27,18 @@ #include #include "intel_drv.h" +static struct intel_dp *lspcon_to_intel_dp(struct intel_lspcon *lspcon) +{ + struct intel_digital_port *dig_port = + container_of(lspcon, struct intel_digital_port, lspcon); + + return &dig_port->dp; +} + static enum drm_lspcon_mode lspcon_get_current_mode(struct intel_lspcon *lspcon) { enum drm_lspcon_mode current_mode = DRM_LSPCON_MODE_INVALID; - struct i2c_adapter *adapter = &lspcon->aux->ddc; + struct i2c_adapter *adapter = &lspcon_to_intel_dp(lspcon)->aux.ddc; if (drm_lspcon_get_mode(adapter, ¤t_mode)) DRM_ERROR("Error reading LSPCON mode\n"); @@ -45,7 +53,7 @@ static int lspcon_change_mode(struct intel_lspcon *lspcon, { int err; enum drm_lspcon_mode current_mode; - struct i2c_adapter *adapter = &lspcon->aux->ddc; + struct i2c_adapter *adapter = &lspcon_to_intel_dp(lspcon)->aux.ddc; err = drm_lspcon_get_mode(adapter, ¤t_mode); if (err) { @@ -72,7 +80,7 @@ static int lspcon_change_mode(struct intel_lspcon *lspcon, static bool lspcon_probe(struct intel_lspcon *lspcon) { enum drm_dp_dual_mode_type adaptor_type; - struct i2c_adapter *adapter = &lspcon->aux->ddc; + struct i2c_adapter *adapter = &lspcon_to_intel_dp(lspcon)->aux.ddc; /* Lets probe the adaptor and check its type */ adaptor_type = drm_dp_dual_mode_detect(adapter); @@ -111,7 +119,6 @@ bool lspcon_init(struct intel_digital_port *intel_dig_port) lspcon->active = false; lspcon->mode = DRM_LSPCON_MODE_INVALID; - lspcon->aux = &dp->aux; if (!lspcon_probe(lspcon)) { DRM_ERROR("Failed to probe lspcon\n"); -- cgit v1.2.3 From 489375c866c111f16cea93b2467ebe59c9022cc7 Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Mon, 24 Oct 2016 19:33:31 +0300 Subject: drm/i915/lspcon: Add workaround for resuming in PCON mode MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit On my APL the LSPCON firmware resumes in PCON mode as opposed to the expected LS mode. It also appears to be in a state where AUX DPCD reads will succeed but return garbage recovering only after a few hundreds of milliseconds. After the recovery time DPCD reads will result in the correct values and things will continue to work. If I2C over AUX is attempted during this recovery time (implying an AUX write transaction) the firmware won't recover and will stay in this broken state. As a workaround check if the firmware is in PCON state after resume and if so wait until the correct DPCD values are returned. For this we compare the branch descriptor with the one we cached during init time. If the firmware was in the LS state, we skip the w/a and continue as before. v2: - Use the DP descriptor value cached in intel_dp. (Jani) - Get to intel_dp using container_of(), instead of a cached ptr. (Shashank) - Use usleep_range() instead of msleep(). Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=98353 Cc: Shashank Sharma Cc: Ville Syrjälä Cc: Jani Nikula Signed-off-by: Imre Deak Reviewed-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1477326811-30431-9-git-send-email-imre.deak@intel.com --- drivers/gpu/drm/i915/intel_dp.c | 2 +- drivers/gpu/drm/i915/intel_drv.h | 3 +++ drivers/gpu/drm/i915/intel_lspcon.c | 37 ++++++++++++++++++++++++++++++++++++- 3 files changed, 40 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 6eb43647163c..8f313c1d374d 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1451,7 +1451,7 @@ static void intel_dp_print_rates(struct intel_dp *intel_dp) DRM_DEBUG_KMS("common rates: %s\n", str); } -static bool +bool __intel_dp_read_desc(struct intel_dp *intel_dp, struct intel_dp_desc *desc) { u32 base = drm_dp_is_branch(intel_dp->dpcd) ? DP_BRANCH_OUI : diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 5989c48d7964..c2f38634e86e 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -974,6 +974,7 @@ struct intel_dp { struct intel_lspcon { bool active; enum drm_lspcon_mode mode; + bool desc_valid; }; struct intel_digital_port { @@ -1467,6 +1468,8 @@ static inline unsigned int intel_dp_unused_lane_mask(int lane_count) } bool intel_dp_read_dpcd(struct intel_dp *intel_dp); +bool __intel_dp_read_desc(struct intel_dp *intel_dp, + struct intel_dp_desc *desc); bool intel_dp_read_desc(struct intel_dp *intel_dp); /* intel_dp_aux_backlight.c */ diff --git a/drivers/gpu/drm/i915/intel_lspcon.c b/drivers/gpu/drm/i915/intel_lspcon.c index 3dc5a0be7857..daa523410953 100644 --- a/drivers/gpu/drm/i915/intel_lspcon.c +++ b/drivers/gpu/drm/i915/intel_lspcon.c @@ -97,8 +97,43 @@ static bool lspcon_probe(struct intel_lspcon *lspcon) return true; } +static void lspcon_resume_in_pcon_wa(struct intel_lspcon *lspcon) +{ + struct intel_dp *intel_dp = lspcon_to_intel_dp(lspcon); + unsigned long start = jiffies; + + if (!lspcon->desc_valid) + return; + + while (1) { + struct intel_dp_desc desc; + + /* + * The w/a only applies in PCON mode and we don't expect any + * AUX errors. + */ + if (!__intel_dp_read_desc(intel_dp, &desc)) + return; + + if (!memcmp(&intel_dp->desc, &desc, sizeof(desc))) { + DRM_DEBUG_KMS("LSPCON recovering in PCON mode after %u ms\n", + jiffies_to_msecs(jiffies - start)); + return; + } + + if (time_after(jiffies, start + msecs_to_jiffies(1000))) + break; + + usleep_range(10000, 15000); + } + + DRM_DEBUG_KMS("LSPCON DP descriptor mismatch after resume\n"); +} + void lspcon_resume(struct intel_lspcon *lspcon) { + lspcon_resume_in_pcon_wa(lspcon); + if (lspcon_change_mode(lspcon, DRM_LSPCON_MODE_PCON, true)) DRM_ERROR("LSPCON resume failed\n"); else @@ -143,7 +178,7 @@ bool lspcon_init(struct intel_digital_port *intel_dig_port) return false; } - intel_dp_read_desc(dp); + lspcon->desc_valid = intel_dp_read_desc(dp); DRM_DEBUG_KMS("Success: LSPCON init\n"); return true; -- cgit v1.2.3 From aafee2eb8ce86c13b3dde819de2f93d0ba61a040 Mon Sep 17 00:00:00 2001 From: Arkadiusz Hiler Date: Tue, 25 Oct 2016 14:48:02 +0200 Subject: drm/i915: fix comment on I915_{READ, WRITE}_FW Comment mentioned use of intel_uncore_forcewake_irq{unlock, lock} functions which are nonexistent (and never were). The description was also incomplete and could cause confusion. Updated comment is more elaborate on usage and caveats. v2: mention __locked variant of intel_uncore_forcewake_{get,put} instead of plain ones Cc: Chris Wilson Cc: Matthew Auld Cc: Mika Kuoppala Signed-off-by: Arkadiusz Hiler Reviewed-by: Matthew Auld Reviewed-by: Chris Wilson [Mika: removed two superfluous lines on comment noted by Chris] Signed-off-by: Mika Kuoppala Link: http://patchwork.freedesktop.org/patch/msgid/1477399682-3133-1-git-send-email-arkadiusz.hiler@intel.com --- drivers/gpu/drm/i915/i915_drv.h | 25 ++++++++++++++++++++++--- 1 file changed, 22 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 7a621c74254e..55afb664b2f8 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -3844,11 +3844,30 @@ __raw_write(64, q) #undef __raw_write /* These are untraced mmio-accessors that are only valid to be used inside - * critical sections inside IRQ handlers where forcewake is explicitly + * critical sections, such as inside IRQ handlers, where forcewake is explicitly * controlled. + * * Think twice, and think again, before using these. - * Note: Should only be used between intel_uncore_forcewake_irqlock() and - * intel_uncore_forcewake_irqunlock(). + * + * As an example, these accessors can possibly be used between: + * + * spin_lock_irq(&dev_priv->uncore.lock); + * intel_uncore_forcewake_get__locked(); + * + * and + * + * intel_uncore_forcewake_put__locked(); + * spin_unlock_irq(&dev_priv->uncore.lock); + * + * + * Note: some registers may not need forcewake held, so + * intel_uncore_forcewake_{get,put} can be omitted, see + * intel_uncore_forcewake_for_reg(). + * + * Certain architectures will die if the same cacheline is concurrently accessed + * by different clients (e.g. on Ivybridge). Access to registers should + * therefore generally be serialised, by either the dev_priv->uncore.lock or + * a more localised lock guarding all access to that bank of registers. */ #define I915_READ_FW(reg__) __raw_i915_read32(dev_priv, (reg__)) #define I915_WRITE_FW(reg__, val__) __raw_i915_write32(dev_priv, (reg__), (val__)) -- cgit v1.2.3 From da064b47c0b8d0dff1905b38c76e7e51fb5a9547 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 24 Oct 2016 19:13:04 +0300 Subject: drm/i915: Fix SKL+ 90/270 degree rotated plane coordinate computation MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Pass the framebuffer size in .16 fixed point coordinates to drm_rect_rotate() since that's what the source coordinates are as well at this stage. We used to do this part of the computation in integer coordinates, but that got changed when moving the computation to happen in the check phase of the operation. Unfortunately I forgot to shift up the fb width and height appropriately. With the bogus size we ended up with some negative fb offset, which when added to the vma offset caused out scanout to start at an offset earlier than we inteded. Eg. when testing on my SKL I saw a row of incorrect tiles at the top of my screen. Cc: Tvrtko Ursulin Cc: Sivakumar Thulasimani Cc: drm-intel-fixes@lists.freedesktop.org Fixes: b63a16f6cd89 ("drm/i915: Compute display surface offset in the plane check hook for SKL+") Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477325584-23679-1-git-send-email-ville.syrjala@linux.intel.com Tested-by: Tvrtko Ursulin Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_display.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 2a5a7c2868de..895b3dc50e3f 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -2985,7 +2985,8 @@ int skl_check_plane_surface(struct intel_plane_state *plane_state) /* Rotate src coordinates to match rotated GTT view */ if (drm_rotation_90_or_270(rotation)) drm_rect_rotate(&plane_state->base.src, - fb->width, fb->height, DRM_ROTATE_270); + fb->width << 16, fb->height << 16, + DRM_ROTATE_270); /* * Handle the AUX surface first since -- cgit v1.2.3 From 9ff7a1b0ba823b6cdefc10fc641b8289274d7d81 Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Wed, 26 Oct 2016 19:29:19 +0300 Subject: drm: Print some debug/error info during DP dual mode detect MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit There's at least one LSPCON device that occasionally returns an unexpected adaptor ID which leads to a failed detect. Print some debug info to help debugging this and future cases. Also print an error for an unexpected adaptor ID, so users can report it. v2: - s/adapter/adaptor/ and add code comment about incorrect type 1 adaptor IDs. (Ville) Cc: dri-devel@lists.freedesktop.org Cc: Ville Syrjälä Signed-off-by: Imre Deak Reviewed-by: Ville Syrjälä Signed-off-by: Sean Paul Link: http://patchwork.freedesktop.org/patch/msgid/1477499359-12001-1-git-send-email-imre.deak@intel.com --- drivers/gpu/drm/drm_dp_dual_mode_helper.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/drm_dp_dual_mode_helper.c b/drivers/gpu/drm/drm_dp_dual_mode_helper.c index 488355bdafb9..e02563966271 100644 --- a/drivers/gpu/drm/drm_dp_dual_mode_helper.c +++ b/drivers/gpu/drm/drm_dp_dual_mode_helper.c @@ -142,6 +142,11 @@ static bool is_hdmi_adaptor(const char hdmi_id[DP_DUAL_MODE_HDMI_ID_LEN]) sizeof(dp_dual_mode_hdmi_id)) == 0; } +static bool is_type1_adaptor(uint8_t adaptor_id) +{ + return adaptor_id == 0 || adaptor_id == 0xff; +} + static bool is_type2_adaptor(uint8_t adaptor_id) { return adaptor_id == (DP_DUAL_MODE_TYPE_TYPE2 | @@ -193,6 +198,8 @@ enum drm_dp_dual_mode_type drm_dp_dual_mode_detect(struct i2c_adapter *adapter) */ ret = drm_dp_dual_mode_read(adapter, DP_DUAL_MODE_HDMI_ID, hdmi_id, sizeof(hdmi_id)); + DRM_DEBUG_KMS("DP dual mode HDMI ID: %*pE (err %zd)\n", + ret ? 0 : (int)sizeof(hdmi_id), hdmi_id, ret); if (ret) return DRM_DP_DUAL_MODE_UNKNOWN; @@ -210,6 +217,8 @@ enum drm_dp_dual_mode_type drm_dp_dual_mode_detect(struct i2c_adapter *adapter) */ ret = drm_dp_dual_mode_read(adapter, DP_DUAL_MODE_ADAPTOR_ID, &adaptor_id, sizeof(adaptor_id)); + DRM_DEBUG_KMS("DP dual mode adaptor ID: %02x (err %zd)\n", + adaptor_id, ret); if (ret == 0) { if (is_lspcon_adaptor(hdmi_id, adaptor_id)) return DRM_DP_DUAL_MODE_LSPCON; @@ -219,6 +228,15 @@ enum drm_dp_dual_mode_type drm_dp_dual_mode_detect(struct i2c_adapter *adapter) else return DRM_DP_DUAL_MODE_TYPE2_DVI; } + /* + * If neither a proper type 1 ID nor a broken type 1 adaptor + * as described above, assume type 1, but let the user know + * that we may have misdetected the type. + */ + if (!is_type1_adaptor(adaptor_id) && adaptor_id != hdmi_id[0]) + DRM_ERROR("Unexpected DP dual mode adaptor ID %02x\n", + adaptor_id); + } if (is_hdmi_adaptor(hdmi_id)) -- cgit v1.2.3 From 1c00164d4cd1f513ea44a1b068490e52e7cbf04f Mon Sep 17 00:00:00 2001 From: Anusha Srivatsa Date: Mon, 24 Oct 2016 17:28:21 -0700 Subject: drm/i915/DMC/KBL: Load DMC on KBL using the no_stepping_info array Currently, for display there is only one DMC image for KBL. Remove the stepping_info table for KBL and use the no_stepping_info array for loading the firmware. v2: Removed the block of code as pointed out by Rodrigo to make the loads as generic as possible. Cc: Rodrigo Vivi Signed-off-by: Anusha Srivatsa Reviewed-by: Rodrigo Vivi Acked-by: Imre Deak Signed-off-by: Rodrigo Vivi Link: http://patchwork.freedesktop.org/patch/msgid/1477355301-7035-1-git-send-email-anusha.srivatsa@intel.com --- drivers/gpu/drm/i915/intel_csr.c | 11 +---------- 1 file changed, 1 insertion(+), 10 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_csr.c b/drivers/gpu/drm/i915/intel_csr.c index 1ea0e1f43397..d7a04bca8c28 100644 --- a/drivers/gpu/drm/i915/intel_csr.c +++ b/drivers/gpu/drm/i915/intel_csr.c @@ -168,12 +168,6 @@ struct stepping_info { char substepping; }; -static const struct stepping_info kbl_stepping_info[] = { - {'A', '0'}, {'B', '0'}, {'C', '0'}, - {'D', '0'}, {'E', '0'}, {'F', '0'}, - {'G', '0'}, {'H', '0'}, {'I', '0'}, -}; - static const struct stepping_info skl_stepping_info[] = { {'A', '0'}, {'B', '0'}, {'C', '0'}, {'D', '0'}, {'E', '0'}, {'F', '0'}, @@ -194,10 +188,7 @@ intel_get_stepping_info(struct drm_i915_private *dev_priv) const struct stepping_info *si; unsigned int size; - if (IS_KABYLAKE(dev_priv)) { - size = ARRAY_SIZE(kbl_stepping_info); - si = kbl_stepping_info; - } else if (IS_SKYLAKE(dev_priv)) { + if (IS_SKYLAKE(dev_priv)) { size = ARRAY_SIZE(skl_stepping_info); si = skl_stepping_info; } else if (IS_BROXTON(dev_priv)) { -- cgit v1.2.3 From 23736d1b1b2321f7e4647d8d5f8ff16fab11d24f Mon Sep 17 00:00:00 2001 From: Ping Gao Date: Wed, 26 Oct 2016 09:38:52 +0800 Subject: drm/i915/gvt: add full vGPU reset support Full vGPU reset need to release all the shadow PPGGT pages to avoid unnecessary write-protect and also should re-initialize pvinfo after resetting vregs to keep pvinfo correct. Signed-off-by: Ping Gao Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/gvt.h | 2 ++ drivers/gpu/drm/i915/gvt/handlers.c | 10 ++++++++++ drivers/gpu/drm/i915/gvt/vgpu.c | 4 ++-- 3 files changed, 14 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/gvt.h b/drivers/gpu/drm/i915/gvt/gvt.h index 11df62b542b1..62fc9e3ac5c6 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.h +++ b/drivers/gpu/drm/i915/gvt/gvt.h @@ -382,6 +382,8 @@ void intel_vgpu_clean_opregion(struct intel_vgpu *vgpu); int intel_vgpu_init_opregion(struct intel_vgpu *vgpu, u32 gpa); int intel_vgpu_emulate_opregion_request(struct intel_vgpu *vgpu, u32 swsci); +int setup_vgpu_mmio(struct intel_vgpu *vgpu); +void populate_pvinfo_page(struct intel_vgpu *vgpu); #include "mpt.h" diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c index 7832e49ed5b3..4850cf3e0dbd 100644 --- a/drivers/gpu/drm/i915/gvt/handlers.c +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -251,6 +251,16 @@ static int handle_device_reset(struct intel_vgpu *vgpu, unsigned int offset, intel_vgpu_reset_execlist(vgpu, bitmap); + /* full GPU reset */ + if (bitmap == 0xff) { + mutex_unlock(&vgpu->gvt->lock); + intel_vgpu_clean_gtt(vgpu); + mutex_lock(&vgpu->gvt->lock); + setup_vgpu_mmio(vgpu); + populate_pvinfo_page(vgpu); + intel_vgpu_init_gtt(vgpu); + } + vgpu->resetting = false; return 0; diff --git a/drivers/gpu/drm/i915/gvt/vgpu.c b/drivers/gpu/drm/i915/gvt/vgpu.c index 9401436d721f..4f54005b976d 100644 --- a/drivers/gpu/drm/i915/gvt/vgpu.c +++ b/drivers/gpu/drm/i915/gvt/vgpu.c @@ -41,7 +41,7 @@ static void clean_vgpu_mmio(struct intel_vgpu *vgpu) vgpu->mmio.vreg = vgpu->mmio.sreg = NULL; } -static int setup_vgpu_mmio(struct intel_vgpu *vgpu) +int setup_vgpu_mmio(struct intel_vgpu *vgpu) { struct intel_gvt *gvt = vgpu->gvt; const struct intel_gvt_device_info *info = &gvt->device_info; @@ -103,7 +103,7 @@ static void setup_vgpu_cfg_space(struct intel_vgpu *vgpu, } } -static void populate_pvinfo_page(struct intel_vgpu *vgpu) +void populate_pvinfo_page(struct intel_vgpu *vgpu) { /* setup the ballooning information */ vgpu_vreg64(vgpu, vgtif_reg(magic)) = VGT_MAGIC; -- cgit v1.2.3 From 6fb5082a8c4243c22ecf310b9f3add8371dfa26e Mon Sep 17 00:00:00 2001 From: Bing Niu Date: Mon, 31 Oct 2016 17:35:12 +0800 Subject: drm/i915/gvt: throw error basing on execlist submit result throw error message in elsp emulation handler basing on execlist submit result. guest will trigger tdr process for recovering, gvt just follow guest's desire. v2: populate error to top of mmio emulation logic, comments from zhenyu Signed-off-by: Bing Niu Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/handlers.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c index 4850cf3e0dbd..9ab1f95dddc5 100644 --- a/drivers/gpu/drm/i915/gvt/handlers.c +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -1320,7 +1320,7 @@ static int elsp_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, int ring_id = render_mmio_to_ring_id(vgpu->gvt, offset); struct intel_vgpu_execlist *execlist; u32 data = *(u32 *)p_data; - int ret; + int ret = 0; if (WARN_ON(ring_id < 0 || ring_id > I915_NUM_ENGINES - 1)) return -EINVAL; @@ -1328,12 +1328,15 @@ static int elsp_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, execlist = &vgpu->execlist[ring_id]; execlist->elsp_dwords.data[execlist->elsp_dwords.index] = data; - if (execlist->elsp_dwords.index == 3) + if (execlist->elsp_dwords.index == 3) { ret = intel_vgpu_submit_execlist(vgpu, ring_id); + if(ret) + gvt_err("fail submit workload on ring %d\n", ring_id); + } ++execlist->elsp_dwords.index; execlist->elsp_dwords.index &= 0x3; - return 0; + return ret; } static int ring_mode_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, -- cgit v1.2.3 From e45d7b7f47a4849a5d3d55a2cf5802a72924d37b Mon Sep 17 00:00:00 2001 From: "Du, Changbin" Date: Thu, 27 Oct 2016 11:10:31 +0800 Subject: drm/i915/gvt: fix nested sleeping issue We cannot use blocking method mutex_lock inside a wait loop. Here we invoke pick_next_workload() which needs acquire a mutex in our "condition" experssion. Then we go into a another of the going-to-sleep sequence and changing the task state. This is a dangerous. Let's rewrite the wait sequence to avoid nested sleeping. v2: fix do...while loop exit condition (zhenyu) v3: rebase to gvt-staging branch Signed-off-by: Du, Changbin Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/scheduler.c | 19 ++++++++++++------- 1 file changed, 12 insertions(+), 7 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c index e96eaeebeb0a..f7e320b9b17a 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.c +++ b/drivers/gpu/drm/i915/gvt/scheduler.c @@ -402,19 +402,24 @@ static int workload_thread(void *priv) struct intel_vgpu_workload *workload = NULL; int ret; bool need_force_wake = IS_SKYLAKE(gvt->dev_priv); + DEFINE_WAIT_FUNC(wait, woken_wake_function); kfree(p); gvt_dbg_core("workload thread for ring %d started\n", ring_id); while (!kthread_should_stop()) { - ret = wait_event_interruptible(scheduler->waitq[ring_id], - kthread_should_stop() || - (workload = pick_next_workload(gvt, ring_id))); - - WARN_ON_ONCE(ret); - - if (kthread_should_stop()) + add_wait_queue(&scheduler->waitq[ring_id], &wait); + do { + workload = pick_next_workload(gvt, ring_id); + if (workload) + break; + wait_woken(&wait, TASK_INTERRUPTIBLE, + MAX_SCHEDULE_TIMEOUT); + } while (!kthread_should_stop()); + remove_wait_queue(&scheduler->waitq[ring_id], &wait); + + if (!workload) break; mutex_lock(&scheduler_mutex); -- cgit v1.2.3 From 3a81e96094b769d9cf5dc58761b9b85fa889e3aa Mon Sep 17 00:00:00 2001 From: kbuild test robot Date: Thu, 27 Oct 2016 00:58:36 +0800 Subject: drm/bridge: fix semicolon.cocci warnings drivers/gpu/drm/bridge/sil-sii8620.c:988:2-3: Unneeded semicolon Remove unneeded semicolon. Generated by: scripts/coccinelle/misc/semicolon.cocci CC: Andrzej Hajda Signed-off-by: Fengguang Wu Signed-off-by: Archit Taneja Link: http://patchwork.freedesktop.org/patch/msgid/20161026165836.GA98907@lkp-sb04.lkp.intel.com --- drivers/gpu/drm/bridge/sil-sii8620.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/bridge/sil-sii8620.c b/drivers/gpu/drm/bridge/sil-sii8620.c index 1345e7cc7bf0..4f0526e9edbe 100644 --- a/drivers/gpu/drm/bridge/sil-sii8620.c +++ b/drivers/gpu/drm/bridge/sil-sii8620.c @@ -985,7 +985,7 @@ static void sii8620_set_mode(struct sii8620 *ctx, enum sii8620_mode mode) default: dev_err(ctx->dev, "%s mode %d not supported\n", __func__, mode); break; - }; + } sii8620_set_auto_zone(ctx); -- cgit v1.2.3 From 56df51d003203f1c3a8eab05605973515aa15feb Mon Sep 17 00:00:00 2001 From: kbuild test robot Date: Thu, 27 Oct 2016 00:58:36 +0800 Subject: drm/bridge: fix platform_no_drv_owner.cocci warnings drivers/gpu/drm/bridge/sil-sii8620.c:1556:3-8: No need to set .owner here. The core will do it. Remove .owner field if calls are used which set it automatically Generated by: scripts/coccinelle/api/platform_no_drv_owner.cocci CC: Andrzej Hajda Signed-off-by: Fengguang Wu Signed-off-by: Archit Taneja Link: http://patchwork.freedesktop.org/patch/msgid/20161026165836.GA98766@lkp-sb04.lkp.intel.com --- drivers/gpu/drm/bridge/sil-sii8620.c | 1 - 1 file changed, 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/bridge/sil-sii8620.c b/drivers/gpu/drm/bridge/sil-sii8620.c index 4f0526e9edbe..b2c267df7ee7 100644 --- a/drivers/gpu/drm/bridge/sil-sii8620.c +++ b/drivers/gpu/drm/bridge/sil-sii8620.c @@ -1553,7 +1553,6 @@ MODULE_DEVICE_TABLE(i2c, sii8620_id); static struct i2c_driver sii8620_driver = { .driver = { .name = "sii8620", - .owner = THIS_MODULE, .of_match_table = of_match_ptr(sii8620_dt_match), }, .probe = sii8620_probe, -- cgit v1.2.3 From 1353ec3833360ffab479d17781493ead1d38a006 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Thu, 27 Oct 2016 13:48:32 +0100 Subject: drm/i915: Correct pipe fault reporting string MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Newline somehow ended up in the middle of the line. Signed-off-by: Tvrtko Ursulin Reviewed-by: Ville Syrjälä Reviewed-by: Chris Wilson Link: http://patchwork.freedesktop.org/patch/msgid/1477572512-4030-1-git-send-email-tvrtko.ursulin@linux.intel.com --- drivers/gpu/drm/i915/i915_irq.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 9111cfdf217a..88239e1b29e4 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -2503,7 +2503,7 @@ gen8_de_irq_handler(struct drm_i915_private *dev_priv, u32 master_ctl) fault_errors &= GEN8_DE_PIPE_IRQ_FAULT_ERRORS; if (fault_errors) - DRM_ERROR("Fault errors on pipe %c\n: 0x%08x", + DRM_ERROR("Fault errors on pipe %c: 0x%08x\n", pipe_name(pipe), fault_errors); } -- cgit v1.2.3 From 8ed8147abc7cf1f689245deb316aabfe2f657ade Mon Sep 17 00:00:00 2001 From: Huang Rui Date: Wed, 26 Oct 2016 17:07:03 +0800 Subject: drm/amdgpu: use failed label to handle context init failure Signed-off-by: Huang Rui Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c index a5e2fcbef0f0..6d86eaef934c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c @@ -55,18 +55,18 @@ static int amdgpu_ctx_init(struct amdgpu_device *adev, struct amdgpu_ctx *ctx) r = amd_sched_entity_init(&ring->sched, &ctx->rings[i].entity, rq, amdgpu_sched_jobs); if (r) - break; + goto failed; } - if (i < adev->num_rings) { - for (j = 0; j < i; j++) - amd_sched_entity_fini(&adev->rings[j]->sched, - &ctx->rings[j].entity); - kfree(ctx->fences); - ctx->fences = NULL; - return r; - } return 0; + +failed: + for (j = 0; j < i; j++) + amd_sched_entity_fini(&adev->rings[j]->sched, + &ctx->rings[j].entity); + kfree(ctx->fences); + ctx->fences = NULL; + return r; } static void amdgpu_ctx_fini(struct amdgpu_ctx *ctx) -- cgit v1.2.3 From 86f8c599b09c916f9aad30563271440dbd79213a Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Mon, 3 Oct 2016 20:46:36 +0800 Subject: drm/amdgpu: when suspend, set boot state instand of disable dpm. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit fix pm-hibernate bug, when suspend/resume, dpm start failed. Signed-off-by: Rex Zhu Acked-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h | 2 ++ drivers/gpu/drm/amd/amdgpu/ci_dpm.c | 17 +++++++++++++---- 2 files changed, 15 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h index e5e0a9a1abaf..bd85e35998e7 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.h @@ -404,6 +404,8 @@ struct amdgpu_dpm { enum amd_vce_level vce_level; enum amd_pm_state_type state; enum amd_pm_state_type user_state; + enum amd_pm_state_type last_state; + enum amd_pm_state_type last_user_state; u32 platform_caps; u32 voltage_response_time; u32 backbias_response_time; diff --git a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c index 6ecfc4885b84..1c3b5c411ef7 100644 --- a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c @@ -6345,12 +6345,19 @@ static int ci_dpm_suspend(void *handle) if (adev->pm.dpm_enabled) { mutex_lock(&adev->pm.mutex); - /* disable dpm */ - ci_dpm_disable(adev); - /* reset the power state */ - adev->pm.dpm.current_ps = adev->pm.dpm.requested_ps = adev->pm.dpm.boot_ps; + amdgpu_irq_put(adev, &adev->pm.dpm.thermal.irq, + AMDGPU_THERMAL_IRQ_LOW_TO_HIGH); + amdgpu_irq_put(adev, &adev->pm.dpm.thermal.irq, + AMDGPU_THERMAL_IRQ_HIGH_TO_LOW); + adev->pm.dpm.last_user_state = adev->pm.dpm.user_state; + adev->pm.dpm.last_state = adev->pm.dpm.state; + adev->pm.dpm.user_state = POWER_STATE_TYPE_INTERNAL_BOOT; + adev->pm.dpm.state = POWER_STATE_TYPE_INTERNAL_BOOT; mutex_unlock(&adev->pm.mutex); + amdgpu_pm_compute_clocks(adev); + } + return 0; } @@ -6368,6 +6375,8 @@ static int ci_dpm_resume(void *handle) adev->pm.dpm_enabled = false; else adev->pm.dpm_enabled = true; + adev->pm.dpm.user_state = adev->pm.dpm.last_user_state; + adev->pm.dpm.state = adev->pm.dpm.last_state; mutex_unlock(&adev->pm.mutex); if (adev->pm.dpm_enabled) amdgpu_pm_compute_clocks(adev); -- cgit v1.2.3 From 3f767e3d076dd2a24a614917c8f0b05d8d82b90b Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Wed, 26 Oct 2016 13:44:12 +0800 Subject: drm/amdgpu: just not load smc firmware if smu is already running MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Rex Zhu Acked-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/ci_dpm.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c index 1c3b5c411ef7..f1baf6715b05 100644 --- a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c @@ -2207,6 +2207,11 @@ static int ci_upload_firmware(struct amdgpu_device *adev) struct ci_power_info *pi = ci_get_pi(adev); int i, ret; + if (amdgpu_ci_is_smc_running(adev)) { + DRM_INFO("smc is running, no need to load smc firmware\n"); + return 0; + } + for (i = 0; i < adev->usec_timeout; i++) { if (RREG32_SMC(ixRCU_UC_EVENTS) & RCU_UC_EVENTS__boot_seq_done_MASK) break; @@ -5275,8 +5280,6 @@ static int ci_dpm_enable(struct amdgpu_device *adev) struct amdgpu_ps *boot_ps = adev->pm.dpm.boot_ps; int ret; - if (amdgpu_ci_is_smc_running(adev)) - return -EINVAL; if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_NONE) { ci_enable_voltage_control(adev); ret = ci_construct_voltage_tables(adev); -- cgit v1.2.3 From 4be5097ccba6dd6006b24db238c75dfcf66bcad3 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Wed, 26 Oct 2016 17:04:33 +0800 Subject: drm/amdgpu: enable uvd bypass mode for CI/VI. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Rex Zhu Acked-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c | 25 ++++++++++++++++++++++--- drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c | 18 ++++++++++++++++++ drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c | 9 ++++----- 3 files changed, 44 insertions(+), 8 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c index 3c2dce67b5f3..8f9c7d55ddda 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c @@ -36,6 +36,9 @@ #include "bif/bif_4_1_d.h" +#include "smu/smu_7_0_1_d.h" +#include "smu/smu_7_0_1_sh_mask.h" + static void uvd_v4_2_mc_resume(struct amdgpu_device *adev); static void uvd_v4_2_init_cg(struct amdgpu_device *adev); static void uvd_v4_2_set_ring_funcs(struct amdgpu_device *adev); @@ -683,18 +686,34 @@ static int uvd_v4_2_process_interrupt(struct amdgpu_device *adev, return 0; } +static void uvd_v5_0_set_bypass_mode(struct amdgpu_device *adev, bool enable) +{ + u32 tmp = RREG32_SMC(ixGCK_DFS_BYPASS_CNTL); + + if (enable) + tmp |= (GCK_DFS_BYPASS_CNTL__BYPASSDCLK_MASK | + GCK_DFS_BYPASS_CNTL__BYPASSVCLK_MASK); + else + tmp &= ~(GCK_DFS_BYPASS_CNTL__BYPASSDCLK_MASK | + GCK_DFS_BYPASS_CNTL__BYPASSVCLK_MASK); + + WREG32_SMC(ixGCK_DFS_BYPASS_CNTL, tmp); +} + static int uvd_v4_2_set_clockgating_state(void *handle, enum amd_clockgating_state state) { bool gate = false; struct amdgpu_device *adev = (struct amdgpu_device *)handle; - if (!(adev->cg_flags & AMD_CG_SUPPORT_UVD_MGCG)) - return 0; - if (state == AMD_CG_STATE_GATE) gate = true; + uvd_v5_0_set_bypass_mode(adev, gate); + + if (!(adev->cg_flags & AMD_CG_SUPPORT_UVD_MGCG)) + return 0; + uvd_v4_2_enable_mgcg(adev, gate); return 0; diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c index 05088ec4c41b..95303e2d5f92 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c @@ -33,6 +33,8 @@ #include "oss/oss_2_0_sh_mask.h" #include "bif/bif_5_0_d.h" #include "vi.h" +#include "smu/smu_7_1_2_d.h" +#include "smu/smu_7_1_2_sh_mask.h" static void uvd_v5_0_set_ring_funcs(struct amdgpu_device *adev); static void uvd_v5_0_set_irq_funcs(struct amdgpu_device *adev); @@ -722,6 +724,20 @@ static void uvd_v5_0_set_hw_clock_gating(struct amdgpu_device *adev) } #endif +static void uvd_v5_0_set_bypass_mode(struct amdgpu_device *adev, bool enable) +{ + u32 tmp = RREG32_SMC(ixGCK_DFS_BYPASS_CNTL); + + if (enable) + tmp |= (GCK_DFS_BYPASS_CNTL__BYPASSDCLK_MASK | + GCK_DFS_BYPASS_CNTL__BYPASSVCLK_MASK); + else + tmp &= ~(GCK_DFS_BYPASS_CNTL__BYPASSDCLK_MASK | + GCK_DFS_BYPASS_CNTL__BYPASSVCLK_MASK); + + WREG32_SMC(ixGCK_DFS_BYPASS_CNTL, tmp); +} + static int uvd_v5_0_set_clockgating_state(void *handle, enum amd_clockgating_state state) { @@ -729,6 +745,8 @@ static int uvd_v5_0_set_clockgating_state(void *handle, bool enable = (state == AMD_CG_STATE_GATE) ? true : false; static int curstate = -1; + uvd_v5_0_set_bypass_mode(adev, enable); + if (!(adev->cg_flags & AMD_CG_SUPPORT_UVD_MGCG)) return 0; diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c index 2e2baa614b28..a339b5ccb296 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v6_0.c @@ -935,7 +935,7 @@ static void uvd_v6_0_set_hw_clock_gating(struct amdgpu_device *adev) } #endif -static void uvd_v6_set_bypass_mode(struct amdgpu_device *adev, bool enable) +static void uvd_v6_0_set_bypass_mode(struct amdgpu_device *adev, bool enable) { u32 tmp = RREG32_SMC(ixGCK_DFS_BYPASS_CNTL); @@ -953,15 +953,14 @@ static int uvd_v6_0_set_clockgating_state(void *handle, enum amd_clockgating_state state) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; + bool enable = (state == AMD_CG_STATE_GATE) ? true : false; - if (adev->asic_type == CHIP_FIJI || - adev->asic_type == CHIP_POLARIS10) - uvd_v6_set_bypass_mode(adev, state == AMD_CG_STATE_GATE ? true : false); + uvd_v6_0_set_bypass_mode(adev, enable); if (!(adev->cg_flags & AMD_CG_SUPPORT_UVD_MGCG)) return 0; - if (state == AMD_CG_STATE_GATE) { + if (enable) { /* disable HW gating and enable Sw gating */ uvd_v6_0_set_sw_clock_gating(adev); } else { -- cgit v1.2.3 From 415282b15e15c2d7fb18e29c5b554cc7f4ff5c52 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Wed, 26 Oct 2016 17:05:30 +0800 Subject: drm/amdgpu: disable dpm before turn off clock when vce idle. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit v2: move return value check as well Signed-off-by: Rex Zhu Reviewed-by: Christian König Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/ci_dpm.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c index f1baf6715b05..3295fbbdf8c8 100644 --- a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c @@ -4258,13 +4258,12 @@ static int ci_update_vce_dpm(struct amdgpu_device *adev, ret = ci_enable_vce_dpm(adev, true); } else { + ret = ci_enable_vce_dpm(adev, false); + if (ret) + return ret; /* turn the clocks off when not encoding */ ret = amdgpu_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_VCE, AMD_CG_STATE_GATE); - if (ret) - return ret; - - ret = ci_enable_vce_dpm(adev, false); } } return ret; -- cgit v1.2.3 From 3495a103579380288a130dc1862488cd8a4293f5 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Wed, 26 Oct 2016 18:05:00 +0800 Subject: drm/amdgpu: turn on/off uvd clock when dpm enable/disable on CI Signed-off-by: Rex Zhu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/ci_dpm.c | 20 ++++++++++++++++---- 1 file changed, 16 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c index 3295fbbdf8c8..e9b1964d4e61 100644 --- a/drivers/gpu/drm/amd/amdgpu/ci_dpm.c +++ b/drivers/gpu/drm/amd/amdgpu/ci_dpm.c @@ -887,9 +887,6 @@ static void ci_dpm_powergate_uvd(struct amdgpu_device *adev, bool gate) { struct ci_power_info *pi = ci_get_pi(adev); - if (pi->uvd_power_gated == gate) - return; - pi->uvd_power_gated = gate; ci_update_uvd_dpm(adev, gate); @@ -4201,8 +4198,15 @@ static int ci_update_uvd_dpm(struct amdgpu_device *adev, bool gate) { struct ci_power_info *pi = ci_get_pi(adev); u32 tmp; + int ret = 0; if (!gate) { + /* turn the clocks on when decoding */ + ret = amdgpu_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_UVD, + AMD_CG_STATE_UNGATE); + if (ret) + return ret; + if (pi->caps_uvd_dpm || (adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count <= 0)) pi->smc_state_table.UvdBootLevel = 0; @@ -4214,9 +4218,17 @@ static int ci_update_uvd_dpm(struct amdgpu_device *adev, bool gate) tmp &= ~DPM_TABLE_475__UvdBootLevel_MASK; tmp |= (pi->smc_state_table.UvdBootLevel << DPM_TABLE_475__UvdBootLevel__SHIFT); WREG32_SMC(ixDPM_TABLE_475, tmp); + ret = ci_enable_uvd_dpm(adev, true); + } else { + ret = ci_enable_uvd_dpm(adev, false); + if (ret) + return ret; + + ret = amdgpu_set_clockgating_state(adev, AMD_IP_BLOCK_TYPE_UVD, + AMD_CG_STATE_GATE); } - return ci_enable_uvd_dpm(adev, !gate); + return ret; } static u8 ci_get_vce_boot_level(struct amdgpu_device *adev) -- cgit v1.2.3 From 01c3faa70bcde3519f0dba08e6218806bca03435 Mon Sep 17 00:00:00 2001 From: Ander Conselvan de Oliveira Date: Thu, 6 Oct 2016 19:22:14 +0300 Subject: drm/i915: Rename struct i915_power_well field data to id Calling it data seems to imply arbitrary data can be associated with the power well. However, that field is used for look ups and expected to be unique, so rename it. Signed-off-by: Ander Conselvan de Oliveira Reviewed-by: Imre Deak Link: http://patchwork.freedesktop.org/patch/msgid/f3916c3c5bfa793b0fc870fd44007a3ff425194d.1475770848.git-series.ander.conselvan.de.oliveira@intel.com --- drivers/gpu/drm/i915/i915_drv.h | 3 +- drivers/gpu/drm/i915/intel_runtime_pm.c | 112 ++++++++++++++++---------------- 2 files changed, 58 insertions(+), 57 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 55afb664b2f8..61449fab1f11 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1322,7 +1322,8 @@ struct i915_power_well { /* cached hw enabled state */ bool hw_enabled; unsigned long domains; - unsigned long data; + /* unique identifier for this power well */ + unsigned long id; const struct i915_power_well_ops *ops; }; diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index 82edba2f3589..53ba45a74163 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -330,7 +330,7 @@ static void skl_power_well_post_enable(struct drm_i915_private *dev_priv, * sure vgacon can keep working normally without triggering interrupts * and error messages. */ - if (power_well->data == SKL_DISP_PW_2) { + if (power_well->id == SKL_DISP_PW_2) { vga_get_uninterruptible(pdev, VGA_RSRC_LEGACY_IO); outb(inb(VGA_MSR_READ), VGA_MSR_WRITE); vga_put(pdev, VGA_RSRC_LEGACY_IO); @@ -343,7 +343,7 @@ static void skl_power_well_post_enable(struct drm_i915_private *dev_priv, static void skl_power_well_pre_disable(struct drm_i915_private *dev_priv, struct i915_power_well *power_well) { - if (power_well->data == SKL_DISP_PW_2) + if (power_well->id == SKL_DISP_PW_2) gen8_irq_power_well_pre_disable(dev_priv, 1 << PIPE_C | 1 << PIPE_B); } @@ -658,7 +658,7 @@ static void gen9_sanitize_power_well_requests(struct drm_i915_private *dev_priv, struct i915_power_well *power_well) { - enum skl_disp_power_wells power_well_id = power_well->data; + enum skl_disp_power_wells power_well_id = power_well->id; u32 val; u32 mask; @@ -703,7 +703,7 @@ static void skl_set_power_well(struct drm_i915_private *dev_priv, tmp = I915_READ(HSW_PWR_WELL_DRIVER); fuse_status = I915_READ(SKL_FUSE_STATUS); - switch (power_well->data) { + switch (power_well->id) { case SKL_DISP_PW_1: if (intel_wait_for_register(dev_priv, SKL_FUSE_STATUS, @@ -727,13 +727,13 @@ static void skl_set_power_well(struct drm_i915_private *dev_priv, case SKL_DISP_PW_MISC_IO: break; default: - WARN(1, "Unknown power well %lu\n", power_well->data); + WARN(1, "Unknown power well %lu\n", power_well->id); return; } - req_mask = SKL_POWER_WELL_REQ(power_well->data); + req_mask = SKL_POWER_WELL_REQ(power_well->id); enable_requested = tmp & req_mask; - state_mask = SKL_POWER_WELL_STATE(power_well->data); + state_mask = SKL_POWER_WELL_STATE(power_well->id); is_enabled = tmp & state_mask; if (!enable && enable_requested) @@ -769,14 +769,14 @@ static void skl_set_power_well(struct drm_i915_private *dev_priv, power_well->name, enable ? "enable" : "disable"); if (check_fuse_status) { - if (power_well->data == SKL_DISP_PW_1) { + if (power_well->id == SKL_DISP_PW_1) { if (intel_wait_for_register(dev_priv, SKL_FUSE_STATUS, SKL_FUSE_PG1_DIST_STATUS, SKL_FUSE_PG1_DIST_STATUS, 1)) DRM_ERROR("PG1 distributing status timeout\n"); - } else if (power_well->data == SKL_DISP_PW_2) { + } else if (power_well->id == SKL_DISP_PW_2) { if (intel_wait_for_register(dev_priv, SKL_FUSE_STATUS, SKL_FUSE_PG2_DIST_STATUS, @@ -818,8 +818,8 @@ static void hsw_power_well_disable(struct drm_i915_private *dev_priv, static bool skl_power_well_enabled(struct drm_i915_private *dev_priv, struct i915_power_well *power_well) { - uint32_t mask = SKL_POWER_WELL_REQ(power_well->data) | - SKL_POWER_WELL_STATE(power_well->data); + uint32_t mask = SKL_POWER_WELL_REQ(power_well->id) | + SKL_POWER_WELL_STATE(power_well->id); return (I915_READ(HSW_PWR_WELL_DRIVER) & mask) == mask; } @@ -847,7 +847,7 @@ static void skl_power_well_disable(struct drm_i915_private *dev_priv, static enum dpio_phy bxt_power_well_to_phy(struct i915_power_well *power_well) { - enum skl_disp_power_wells power_well_id = power_well->data; + enum skl_disp_power_wells power_well_id = power_well->id; return power_well_id == BXT_DPIO_CMN_A ? DPIO_PHY1 : DPIO_PHY0; } @@ -855,7 +855,7 @@ static enum dpio_phy bxt_power_well_to_phy(struct i915_power_well *power_well) static void bxt_dpio_cmn_power_well_enable(struct drm_i915_private *dev_priv, struct i915_power_well *power_well) { - enum skl_disp_power_wells power_well_id = power_well->data; + enum skl_disp_power_wells power_well_id = power_well->id; struct i915_power_well *cmn_a_well = NULL; if (power_well_id == BXT_DPIO_CMN_BC) { @@ -975,7 +975,7 @@ static bool i9xx_always_on_power_well_enabled(struct drm_i915_private *dev_priv, static void vlv_set_power_well(struct drm_i915_private *dev_priv, struct i915_power_well *power_well, bool enable) { - enum punit_power_well power_well_id = power_well->data; + enum punit_power_well power_well_id = power_well->id; u32 mask; u32 state; u32 ctrl; @@ -1029,7 +1029,7 @@ static void vlv_power_well_disable(struct drm_i915_private *dev_priv, static bool vlv_power_well_enabled(struct drm_i915_private *dev_priv, struct i915_power_well *power_well) { - int power_well_id = power_well->data; + int power_well_id = power_well->id; bool enabled = false; u32 mask; u32 state; @@ -1144,7 +1144,7 @@ static void vlv_display_power_well_deinit(struct drm_i915_private *dev_priv) static void vlv_display_power_well_enable(struct drm_i915_private *dev_priv, struct i915_power_well *power_well) { - WARN_ON_ONCE(power_well->data != PUNIT_POWER_WELL_DISP2D); + WARN_ON_ONCE(power_well->id != PUNIT_POWER_WELL_DISP2D); vlv_set_power_well(dev_priv, power_well, true); @@ -1154,7 +1154,7 @@ static void vlv_display_power_well_enable(struct drm_i915_private *dev_priv, static void vlv_display_power_well_disable(struct drm_i915_private *dev_priv, struct i915_power_well *power_well) { - WARN_ON_ONCE(power_well->data != PUNIT_POWER_WELL_DISP2D); + WARN_ON_ONCE(power_well->id != PUNIT_POWER_WELL_DISP2D); vlv_display_power_well_deinit(dev_priv); @@ -1164,7 +1164,7 @@ static void vlv_display_power_well_disable(struct drm_i915_private *dev_priv, static void vlv_dpio_cmn_power_well_enable(struct drm_i915_private *dev_priv, struct i915_power_well *power_well) { - WARN_ON_ONCE(power_well->data != PUNIT_POWER_WELL_DPIO_CMN_BC); + WARN_ON_ONCE(power_well->id != PUNIT_POWER_WELL_DPIO_CMN_BC); /* since ref/cri clock was enabled */ udelay(1); /* >10ns for cmnreset, >0ns for sidereset */ @@ -1190,7 +1190,7 @@ static void vlv_dpio_cmn_power_well_disable(struct drm_i915_private *dev_priv, { enum pipe pipe; - WARN_ON_ONCE(power_well->data != PUNIT_POWER_WELL_DPIO_CMN_BC); + WARN_ON_ONCE(power_well->id != PUNIT_POWER_WELL_DPIO_CMN_BC); for_each_pipe(dev_priv, pipe) assert_pll_disabled(dev_priv, pipe); @@ -1213,7 +1213,7 @@ static struct i915_power_well *lookup_power_well(struct drm_i915_private *dev_pr struct i915_power_well *power_well; power_well = &power_domains->power_wells[i]; - if (power_well->data == power_well_id) + if (power_well->id == power_well_id) return power_well; } @@ -1337,10 +1337,10 @@ static void chv_dpio_cmn_power_well_enable(struct drm_i915_private *dev_priv, enum pipe pipe; uint32_t tmp; - WARN_ON_ONCE(power_well->data != PUNIT_POWER_WELL_DPIO_CMN_BC && - power_well->data != PUNIT_POWER_WELL_DPIO_CMN_D); + WARN_ON_ONCE(power_well->id != PUNIT_POWER_WELL_DPIO_CMN_BC && + power_well->id != PUNIT_POWER_WELL_DPIO_CMN_D); - if (power_well->data == PUNIT_POWER_WELL_DPIO_CMN_BC) { + if (power_well->id == PUNIT_POWER_WELL_DPIO_CMN_BC) { pipe = PIPE_A; phy = DPIO_PHY0; } else { @@ -1368,7 +1368,7 @@ static void chv_dpio_cmn_power_well_enable(struct drm_i915_private *dev_priv, DPIO_SUS_CLK_CONFIG_GATE_CLKREQ; vlv_dpio_write(dev_priv, pipe, CHV_CMN_DW28, tmp); - if (power_well->data == PUNIT_POWER_WELL_DPIO_CMN_BC) { + if (power_well->id == PUNIT_POWER_WELL_DPIO_CMN_BC) { tmp = vlv_dpio_read(dev_priv, pipe, _CHV_CMN_DW6_CH1); tmp |= DPIO_DYNPWRDOWNEN_CH1; vlv_dpio_write(dev_priv, pipe, _CHV_CMN_DW6_CH1, tmp); @@ -1399,10 +1399,10 @@ static void chv_dpio_cmn_power_well_disable(struct drm_i915_private *dev_priv, { enum dpio_phy phy; - WARN_ON_ONCE(power_well->data != PUNIT_POWER_WELL_DPIO_CMN_BC && - power_well->data != PUNIT_POWER_WELL_DPIO_CMN_D); + WARN_ON_ONCE(power_well->id != PUNIT_POWER_WELL_DPIO_CMN_BC && + power_well->id != PUNIT_POWER_WELL_DPIO_CMN_D); - if (power_well->data == PUNIT_POWER_WELL_DPIO_CMN_BC) { + if (power_well->id == PUNIT_POWER_WELL_DPIO_CMN_BC) { phy = DPIO_PHY0; assert_pll_disabled(dev_priv, PIPE_A); assert_pll_disabled(dev_priv, PIPE_B); @@ -1551,7 +1551,7 @@ void chv_phy_powergate_lanes(struct intel_encoder *encoder, static bool chv_pipe_power_well_enabled(struct drm_i915_private *dev_priv, struct i915_power_well *power_well) { - enum pipe pipe = power_well->data; + enum pipe pipe = power_well->id; bool enabled; u32 state, ctrl; @@ -1581,7 +1581,7 @@ static void chv_set_pipe_power_well(struct drm_i915_private *dev_priv, struct i915_power_well *power_well, bool enable) { - enum pipe pipe = power_well->data; + enum pipe pipe = power_well->id; u32 state; u32 ctrl; @@ -1614,7 +1614,7 @@ out: static void chv_pipe_power_well_sync_hw(struct drm_i915_private *dev_priv, struct i915_power_well *power_well) { - WARN_ON_ONCE(power_well->data != PIPE_A); + WARN_ON_ONCE(power_well->id != PIPE_A); chv_set_pipe_power_well(dev_priv, power_well, power_well->count > 0); } @@ -1622,7 +1622,7 @@ static void chv_pipe_power_well_sync_hw(struct drm_i915_private *dev_priv, static void chv_pipe_power_well_enable(struct drm_i915_private *dev_priv, struct i915_power_well *power_well) { - WARN_ON_ONCE(power_well->data != PIPE_A); + WARN_ON_ONCE(power_well->id != PIPE_A); chv_set_pipe_power_well(dev_priv, power_well, true); @@ -1632,7 +1632,7 @@ static void chv_pipe_power_well_enable(struct drm_i915_private *dev_priv, static void chv_pipe_power_well_disable(struct drm_i915_private *dev_priv, struct i915_power_well *power_well) { - WARN_ON_ONCE(power_well->data != PIPE_A); + WARN_ON_ONCE(power_well->id != PIPE_A); vlv_display_power_well_deinit(dev_priv); @@ -1976,12 +1976,12 @@ static struct i915_power_well vlv_power_wells[] = { .always_on = 1, .domains = POWER_DOMAIN_MASK, .ops = &i9xx_always_on_power_well_ops, - .data = PUNIT_POWER_WELL_ALWAYS_ON, + .id = PUNIT_POWER_WELL_ALWAYS_ON, }, { .name = "display", .domains = VLV_DISPLAY_POWER_DOMAINS, - .data = PUNIT_POWER_WELL_DISP2D, + .id = PUNIT_POWER_WELL_DISP2D, .ops = &vlv_display_power_well_ops, }, { @@ -1991,7 +1991,7 @@ static struct i915_power_well vlv_power_wells[] = { VLV_DPIO_TX_C_LANES_01_POWER_DOMAINS | VLV_DPIO_TX_C_LANES_23_POWER_DOMAINS, .ops = &vlv_dpio_power_well_ops, - .data = PUNIT_POWER_WELL_DPIO_TX_B_LANES_01, + .id = PUNIT_POWER_WELL_DPIO_TX_B_LANES_01, }, { .name = "dpio-tx-b-23", @@ -2000,7 +2000,7 @@ static struct i915_power_well vlv_power_wells[] = { VLV_DPIO_TX_C_LANES_01_POWER_DOMAINS | VLV_DPIO_TX_C_LANES_23_POWER_DOMAINS, .ops = &vlv_dpio_power_well_ops, - .data = PUNIT_POWER_WELL_DPIO_TX_B_LANES_23, + .id = PUNIT_POWER_WELL_DPIO_TX_B_LANES_23, }, { .name = "dpio-tx-c-01", @@ -2009,7 +2009,7 @@ static struct i915_power_well vlv_power_wells[] = { VLV_DPIO_TX_C_LANES_01_POWER_DOMAINS | VLV_DPIO_TX_C_LANES_23_POWER_DOMAINS, .ops = &vlv_dpio_power_well_ops, - .data = PUNIT_POWER_WELL_DPIO_TX_C_LANES_01, + .id = PUNIT_POWER_WELL_DPIO_TX_C_LANES_01, }, { .name = "dpio-tx-c-23", @@ -2018,12 +2018,12 @@ static struct i915_power_well vlv_power_wells[] = { VLV_DPIO_TX_C_LANES_01_POWER_DOMAINS | VLV_DPIO_TX_C_LANES_23_POWER_DOMAINS, .ops = &vlv_dpio_power_well_ops, - .data = PUNIT_POWER_WELL_DPIO_TX_C_LANES_23, + .id = PUNIT_POWER_WELL_DPIO_TX_C_LANES_23, }, { .name = "dpio-common", .domains = VLV_DPIO_CMN_BC_POWER_DOMAINS, - .data = PUNIT_POWER_WELL_DPIO_CMN_BC, + .id = PUNIT_POWER_WELL_DPIO_CMN_BC, .ops = &vlv_dpio_cmn_power_well_ops, }, }; @@ -2043,19 +2043,19 @@ static struct i915_power_well chv_power_wells[] = { * required for any pipe to work. */ .domains = CHV_DISPLAY_POWER_DOMAINS, - .data = PIPE_A, + .id = PIPE_A, .ops = &chv_pipe_power_well_ops, }, { .name = "dpio-common-bc", .domains = CHV_DPIO_CMN_BC_POWER_DOMAINS, - .data = PUNIT_POWER_WELL_DPIO_CMN_BC, + .id = PUNIT_POWER_WELL_DPIO_CMN_BC, .ops = &chv_dpio_cmn_power_well_ops, }, { .name = "dpio-common-d", .domains = CHV_DPIO_CMN_D_POWER_DOMAINS, - .data = PUNIT_POWER_WELL_DPIO_CMN_D, + .id = PUNIT_POWER_WELL_DPIO_CMN_D, .ops = &chv_dpio_cmn_power_well_ops, }, }; @@ -2078,57 +2078,57 @@ static struct i915_power_well skl_power_wells[] = { .always_on = 1, .domains = POWER_DOMAIN_MASK, .ops = &i9xx_always_on_power_well_ops, - .data = SKL_DISP_PW_ALWAYS_ON, + .id = SKL_DISP_PW_ALWAYS_ON, }, { .name = "power well 1", /* Handled by the DMC firmware */ .domains = 0, .ops = &skl_power_well_ops, - .data = SKL_DISP_PW_1, + .id = SKL_DISP_PW_1, }, { .name = "MISC IO power well", /* Handled by the DMC firmware */ .domains = 0, .ops = &skl_power_well_ops, - .data = SKL_DISP_PW_MISC_IO, + .id = SKL_DISP_PW_MISC_IO, }, { .name = "DC off", .domains = SKL_DISPLAY_DC_OFF_POWER_DOMAINS, .ops = &gen9_dc_off_power_well_ops, - .data = SKL_DISP_PW_DC_OFF, + .id = SKL_DISP_PW_DC_OFF, }, { .name = "power well 2", .domains = SKL_DISPLAY_POWERWELL_2_POWER_DOMAINS, .ops = &skl_power_well_ops, - .data = SKL_DISP_PW_2, + .id = SKL_DISP_PW_2, }, { .name = "DDI A/E power well", .domains = SKL_DISPLAY_DDI_A_E_POWER_DOMAINS, .ops = &skl_power_well_ops, - .data = SKL_DISP_PW_DDI_A_E, + .id = SKL_DISP_PW_DDI_A_E, }, { .name = "DDI B power well", .domains = SKL_DISPLAY_DDI_B_POWER_DOMAINS, .ops = &skl_power_well_ops, - .data = SKL_DISP_PW_DDI_B, + .id = SKL_DISP_PW_DDI_B, }, { .name = "DDI C power well", .domains = SKL_DISPLAY_DDI_C_POWER_DOMAINS, .ops = &skl_power_well_ops, - .data = SKL_DISP_PW_DDI_C, + .id = SKL_DISP_PW_DDI_C, }, { .name = "DDI D power well", .domains = SKL_DISPLAY_DDI_D_POWER_DOMAINS, .ops = &skl_power_well_ops, - .data = SKL_DISP_PW_DDI_D, + .id = SKL_DISP_PW_DDI_D, }, }; @@ -2143,31 +2143,31 @@ static struct i915_power_well bxt_power_wells[] = { .name = "power well 1", .domains = 0, .ops = &skl_power_well_ops, - .data = SKL_DISP_PW_1, + .id = SKL_DISP_PW_1, }, { .name = "DC off", .domains = BXT_DISPLAY_DC_OFF_POWER_DOMAINS, .ops = &gen9_dc_off_power_well_ops, - .data = SKL_DISP_PW_DC_OFF, + .id = SKL_DISP_PW_DC_OFF, }, { .name = "power well 2", .domains = BXT_DISPLAY_POWERWELL_2_POWER_DOMAINS, .ops = &skl_power_well_ops, - .data = SKL_DISP_PW_2, + .id = SKL_DISP_PW_2, }, { .name = "dpio-common-a", .domains = BXT_DPIO_CMN_A_POWER_DOMAINS, .ops = &bxt_dpio_cmn_power_well_ops, - .data = BXT_DPIO_CMN_A, + .id = BXT_DPIO_CMN_A, }, { .name = "dpio-common-bc", .domains = BXT_DPIO_CMN_BC_POWER_DOMAINS, .ops = &bxt_dpio_cmn_power_well_ops, - .data = BXT_DPIO_CMN_BC, + .id = BXT_DPIO_CMN_BC, }, }; -- cgit v1.2.3 From 362624c9ba3f6bff2df6304068a45b355d4ab13b Mon Sep 17 00:00:00 2001 From: Ander Conselvan de Oliveira Date: Thu, 6 Oct 2016 19:22:15 +0300 Subject: drm/i915: Explicitly map broxton DPIO power wells to phys The mapping from the BXT_DPIO_CMN_* power wells to their respective phys required a detour implemented in the bxt_power_well_to_phy() function. Instead, embed that information directly into the power_well struct, by resurrecting the data field. Signed-off-by: Ander Conselvan de Oliveira Reviewed-by: Imre Deak Link: http://patchwork.freedesktop.org/patch/msgid/7fe97582fa08c7340ce6a3b6b0ea3e72a73182d7.1475770848.git-series.ander.conselvan.de.oliveira@intel.com --- drivers/gpu/drm/i915/i915_drv.h | 5 +++++ drivers/gpu/drm/i915/intel_runtime_pm.c | 22 +++++++--------------- 2 files changed, 12 insertions(+), 15 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 61449fab1f11..d3249e9c198c 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1324,6 +1324,11 @@ struct i915_power_well { unsigned long domains; /* unique identifier for this power well */ unsigned long id; + /* + * Arbitraty data associated with this power well. Platform and power + * well specific. + */ + unsigned long data; const struct i915_power_well_ops *ops; }; diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index 53ba45a74163..5fd76ee0f4ca 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -845,13 +845,6 @@ static void skl_power_well_disable(struct drm_i915_private *dev_priv, skl_set_power_well(dev_priv, power_well, false); } -static enum dpio_phy bxt_power_well_to_phy(struct i915_power_well *power_well) -{ - enum skl_disp_power_wells power_well_id = power_well->id; - - return power_well_id == BXT_DPIO_CMN_A ? DPIO_PHY1 : DPIO_PHY0; -} - static void bxt_dpio_cmn_power_well_enable(struct drm_i915_private *dev_priv, struct i915_power_well *power_well) { @@ -867,7 +860,7 @@ static void bxt_dpio_cmn_power_well_enable(struct drm_i915_private *dev_priv, intel_power_well_get(dev_priv, cmn_a_well); } - bxt_ddi_phy_init(dev_priv, bxt_power_well_to_phy(power_well)); + bxt_ddi_phy_init(dev_priv, power_well->data); if (cmn_a_well) intel_power_well_put(dev_priv, cmn_a_well); @@ -876,14 +869,13 @@ static void bxt_dpio_cmn_power_well_enable(struct drm_i915_private *dev_priv, static void bxt_dpio_cmn_power_well_disable(struct drm_i915_private *dev_priv, struct i915_power_well *power_well) { - bxt_ddi_phy_uninit(dev_priv, bxt_power_well_to_phy(power_well)); + bxt_ddi_phy_uninit(dev_priv, power_well->data); } static bool bxt_dpio_cmn_power_well_enabled(struct drm_i915_private *dev_priv, struct i915_power_well *power_well) { - return bxt_ddi_phy_is_enabled(dev_priv, - bxt_power_well_to_phy(power_well)); + return bxt_ddi_phy_is_enabled(dev_priv, power_well->data); } static void bxt_dpio_cmn_power_well_sync_hw(struct drm_i915_private *dev_priv, @@ -902,13 +894,11 @@ static void bxt_verify_ddi_phy_power_wells(struct drm_i915_private *dev_priv) power_well = lookup_power_well(dev_priv, BXT_DPIO_CMN_A); if (power_well->count > 0) - bxt_ddi_phy_verify_state(dev_priv, - bxt_power_well_to_phy(power_well)); + bxt_ddi_phy_verify_state(dev_priv, power_well->data); power_well = lookup_power_well(dev_priv, BXT_DPIO_CMN_BC); if (power_well->count > 0) - bxt_ddi_phy_verify_state(dev_priv, - bxt_power_well_to_phy(power_well)); + bxt_ddi_phy_verify_state(dev_priv, power_well->data); } static bool gen9_dc_off_power_well_enabled(struct drm_i915_private *dev_priv, @@ -2162,12 +2152,14 @@ static struct i915_power_well bxt_power_wells[] = { .domains = BXT_DPIO_CMN_A_POWER_DOMAINS, .ops = &bxt_dpio_cmn_power_well_ops, .id = BXT_DPIO_CMN_A, + .data = DPIO_PHY1, }, { .name = "dpio-common-bc", .domains = BXT_DPIO_CMN_BC_POWER_DOMAINS, .ops = &bxt_dpio_cmn_power_well_ops, .id = BXT_DPIO_CMN_BC, + .data = DPIO_PHY0, }, }; -- cgit v1.2.3 From b284eedaf74bdbd262f71a7937ca78f45354173f Mon Sep 17 00:00:00 2001 From: Ander Conselvan de Oliveira Date: Thu, 6 Oct 2016 19:22:16 +0300 Subject: drm/i915: Pass lane count to bxt_ddi_phy_calc_lane_optmin_mask() Pass lane count to bxt_ddi_phy_calc_lane_optmin_mask() instead of having it extract that number from a pipe_config to decouple the phy code from intel_crtc_state. Signed-off-by: Ander Conselvan de Oliveira Reviewed-by: Imre Deak Link: http://patchwork.freedesktop.org/patch/msgid/a4977e0207e594953c4f9d1b5f2ef972a8679e74.1475770848.git-series.ander.conselvan.de.oliveira@intel.com --- drivers/gpu/drm/i915/intel_ddi.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index fb18d699ce10..1de0276eecdd 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -2190,9 +2190,9 @@ bool bxt_ddi_phy_verify_state(struct drm_i915_private *dev_priv, static uint8_t bxt_ddi_phy_calc_lane_lat_optim_mask(struct intel_encoder *encoder, - struct intel_crtc_state *pipe_config) + uint8_t lane_count) { - switch (pipe_config->lane_count) { + switch (lane_count) { case 1: return 0; case 2: @@ -2200,7 +2200,7 @@ bxt_ddi_phy_calc_lane_lat_optim_mask(struct intel_encoder *encoder, case 4: return BIT(3) | BIT(2) | BIT(0); default: - MISSING_CASE(pipe_config->lane_count); + MISSING_CASE(lane_count); return 0; } @@ -2417,7 +2417,7 @@ static bool intel_ddi_compute_config(struct intel_encoder *encoder, if (IS_BROXTON(dev_priv) && ret) pipe_config->lane_lat_optim_mask = bxt_ddi_phy_calc_lane_lat_optim_mask(encoder, - pipe_config); + pipe_config->lane_count); return ret; -- cgit v1.2.3 From 47a6bc61b86657646aea38e837a7f25c68cec7f8 Mon Sep 17 00:00:00 2001 From: Ander Conselvan de Oliveira Date: Thu, 6 Oct 2016 19:22:17 +0300 Subject: drm/i915: Move broxton phy code to intel_dpio_phy.c The phy in broxton is also a dpio phy, similar to cherryview but with programming through MMIO. So move the code together with the other similar phys. Signed-off-by: Ander Conselvan de Oliveira Reviewed-by: Imre Deak Link: http://patchwork.freedesktop.org/patch/msgid/d611de6d256593cf904172db7ff27f164480c228.1475770848.git-series.ander.conselvan.de.oliveira@intel.com --- drivers/gpu/drm/i915/i915_drv.h | 12 ++ drivers/gpu/drm/i915/intel_ddi.c | 322 +-------------------------------- drivers/gpu/drm/i915/intel_dpio_phy.c | 327 ++++++++++++++++++++++++++++++++++ drivers/gpu/drm/i915/intel_drv.h | 6 - 4 files changed, 341 insertions(+), 326 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index d3249e9c198c..c642f1097b8c 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -3761,6 +3761,18 @@ u32 vlv_flisdsi_read(struct drm_i915_private *dev_priv, u32 reg); void vlv_flisdsi_write(struct drm_i915_private *dev_priv, u32 reg, u32 val); /* intel_dpio_phy.c */ +void bxt_ddi_phy_init(struct drm_i915_private *dev_priv, enum dpio_phy phy); +void bxt_ddi_phy_uninit(struct drm_i915_private *dev_priv, enum dpio_phy phy); +bool bxt_ddi_phy_is_enabled(struct drm_i915_private *dev_priv, + enum dpio_phy phy); +bool bxt_ddi_phy_verify_state(struct drm_i915_private *dev_priv, + enum dpio_phy phy); +uint8_t bxt_ddi_phy_calc_lane_lat_optim_mask(struct intel_encoder *encoder, + uint8_t lane_count); +void bxt_ddi_phy_set_lane_optim_mask(struct intel_encoder *encoder, + uint8_t lane_lat_optim_mask); +uint8_t bxt_ddi_phy_get_lane_lat_optim_mask(struct intel_encoder *encoder); + void chv_set_phy_signal_level(struct intel_encoder *encoder, u32 deemph_reg_value, u32 margin_reg_value, bool uniq_trans_scale); diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index 1de0276eecdd..51ca8eae2c8f 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -1923,332 +1923,14 @@ static void intel_disable_ddi(struct intel_encoder *intel_encoder, } } -bool bxt_ddi_phy_is_enabled(struct drm_i915_private *dev_priv, - enum dpio_phy phy) -{ - enum port port; - - if (!(I915_READ(BXT_P_CR_GT_DISP_PWRON) & GT_DISPLAY_POWER_ON(phy))) - return false; - - if ((I915_READ(BXT_PORT_CL1CM_DW0(phy)) & - (PHY_POWER_GOOD | PHY_RESERVED)) != PHY_POWER_GOOD) { - DRM_DEBUG_DRIVER("DDI PHY %d powered, but power hasn't settled\n", - phy); - - return false; - } - - if (phy == DPIO_PHY1 && - !(I915_READ(BXT_PORT_REF_DW3(DPIO_PHY1)) & GRC_DONE)) { - DRM_DEBUG_DRIVER("DDI PHY 1 powered, but GRC isn't done\n"); - - return false; - } - - if (!(I915_READ(BXT_PHY_CTL_FAMILY(phy)) & COMMON_RESET_DIS)) { - DRM_DEBUG_DRIVER("DDI PHY %d powered, but still in reset\n", - phy); - - return false; - } - - for_each_port_masked(port, - phy == DPIO_PHY0 ? BIT(PORT_B) | BIT(PORT_C) : - BIT(PORT_A)) { - u32 tmp = I915_READ(BXT_PHY_CTL(port)); - - if (tmp & BXT_PHY_CMNLANE_POWERDOWN_ACK) { - DRM_DEBUG_DRIVER("DDI PHY %d powered, but common lane " - "for port %c powered down " - "(PHY_CTL %08x)\n", - phy, port_name(port), tmp); - - return false; - } - } - - return true; -} - -static u32 bxt_get_grc(struct drm_i915_private *dev_priv, enum dpio_phy phy) -{ - u32 val = I915_READ(BXT_PORT_REF_DW6(phy)); - - return (val & GRC_CODE_MASK) >> GRC_CODE_SHIFT; -} - -static void bxt_phy_wait_grc_done(struct drm_i915_private *dev_priv, - enum dpio_phy phy) -{ - if (intel_wait_for_register(dev_priv, - BXT_PORT_REF_DW3(phy), - GRC_DONE, GRC_DONE, - 10)) - DRM_ERROR("timeout waiting for PHY%d GRC\n", phy); -} - -void bxt_ddi_phy_init(struct drm_i915_private *dev_priv, enum dpio_phy phy) -{ - u32 val; - - if (bxt_ddi_phy_is_enabled(dev_priv, phy)) { - /* Still read out the GRC value for state verification */ - if (phy == DPIO_PHY0) - dev_priv->bxt_phy_grc = bxt_get_grc(dev_priv, phy); - - if (bxt_ddi_phy_verify_state(dev_priv, phy)) { - DRM_DEBUG_DRIVER("DDI PHY %d already enabled, " - "won't reprogram it\n", phy); - - return; - } - - DRM_DEBUG_DRIVER("DDI PHY %d enabled with invalid state, " - "force reprogramming it\n", phy); - } - - val = I915_READ(BXT_P_CR_GT_DISP_PWRON); - val |= GT_DISPLAY_POWER_ON(phy); - I915_WRITE(BXT_P_CR_GT_DISP_PWRON, val); - - /* - * The PHY registers start out inaccessible and respond to reads with - * all 1s. Eventually they become accessible as they power up, then - * the reserved bit will give the default 0. Poll on the reserved bit - * becoming 0 to find when the PHY is accessible. - * HW team confirmed that the time to reach phypowergood status is - * anywhere between 50 us and 100us. - */ - if (wait_for_us(((I915_READ(BXT_PORT_CL1CM_DW0(phy)) & - (PHY_RESERVED | PHY_POWER_GOOD)) == PHY_POWER_GOOD), 100)) { - DRM_ERROR("timeout during PHY%d power on\n", phy); - } - - /* Program PLL Rcomp code offset */ - val = I915_READ(BXT_PORT_CL1CM_DW9(phy)); - val &= ~IREF0RC_OFFSET_MASK; - val |= 0xE4 << IREF0RC_OFFSET_SHIFT; - I915_WRITE(BXT_PORT_CL1CM_DW9(phy), val); - - val = I915_READ(BXT_PORT_CL1CM_DW10(phy)); - val &= ~IREF1RC_OFFSET_MASK; - val |= 0xE4 << IREF1RC_OFFSET_SHIFT; - I915_WRITE(BXT_PORT_CL1CM_DW10(phy), val); - - /* Program power gating */ - val = I915_READ(BXT_PORT_CL1CM_DW28(phy)); - val |= OCL1_POWER_DOWN_EN | DW28_OLDO_DYN_PWR_DOWN_EN | - SUS_CLK_CONFIG; - I915_WRITE(BXT_PORT_CL1CM_DW28(phy), val); - - if (phy == DPIO_PHY0) { - val = I915_READ(BXT_PORT_CL2CM_DW6_BC); - val |= DW6_OLDO_DYN_PWR_DOWN_EN; - I915_WRITE(BXT_PORT_CL2CM_DW6_BC, val); - } - - val = I915_READ(BXT_PORT_CL1CM_DW30(phy)); - val &= ~OCL2_LDOFUSE_PWR_DIS; - /* - * On PHY1 disable power on the second channel, since no port is - * connected there. On PHY0 both channels have a port, so leave it - * enabled. - * TODO: port C is only connected on BXT-P, so on BXT0/1 we should - * power down the second channel on PHY0 as well. - * - * FIXME: Clarify programming of the following, the register is - * read-only with bit 6 fixed at 0 at least in stepping A. - */ - if (phy == DPIO_PHY1) - val |= OCL2_LDOFUSE_PWR_DIS; - I915_WRITE(BXT_PORT_CL1CM_DW30(phy), val); - - if (phy == DPIO_PHY0) { - uint32_t grc_code; - /* - * PHY0 isn't connected to an RCOMP resistor so copy over - * the corresponding calibrated value from PHY1, and disable - * the automatic calibration on PHY0. - */ - val = dev_priv->bxt_phy_grc = bxt_get_grc(dev_priv, DPIO_PHY1); - grc_code = val << GRC_CODE_FAST_SHIFT | - val << GRC_CODE_SLOW_SHIFT | - val; - I915_WRITE(BXT_PORT_REF_DW6(DPIO_PHY0), grc_code); - - val = I915_READ(BXT_PORT_REF_DW8(DPIO_PHY0)); - val |= GRC_DIS | GRC_RDY_OVRD; - I915_WRITE(BXT_PORT_REF_DW8(DPIO_PHY0), val); - } - - val = I915_READ(BXT_PHY_CTL_FAMILY(phy)); - val |= COMMON_RESET_DIS; - I915_WRITE(BXT_PHY_CTL_FAMILY(phy), val); - - if (phy == DPIO_PHY1) - bxt_phy_wait_grc_done(dev_priv, DPIO_PHY1); -} - -void bxt_ddi_phy_uninit(struct drm_i915_private *dev_priv, enum dpio_phy phy) -{ - uint32_t val; - - val = I915_READ(BXT_PHY_CTL_FAMILY(phy)); - val &= ~COMMON_RESET_DIS; - I915_WRITE(BXT_PHY_CTL_FAMILY(phy), val); - - val = I915_READ(BXT_P_CR_GT_DISP_PWRON); - val &= ~GT_DISPLAY_POWER_ON(phy); - I915_WRITE(BXT_P_CR_GT_DISP_PWRON, val); -} - -static bool __printf(6, 7) -__phy_reg_verify_state(struct drm_i915_private *dev_priv, enum dpio_phy phy, - i915_reg_t reg, u32 mask, u32 expected, - const char *reg_fmt, ...) -{ - struct va_format vaf; - va_list args; - u32 val; - - val = I915_READ(reg); - if ((val & mask) == expected) - return true; - - va_start(args, reg_fmt); - vaf.fmt = reg_fmt; - vaf.va = &args; - - DRM_DEBUG_DRIVER("DDI PHY %d reg %pV [%08x] state mismatch: " - "current %08x, expected %08x (mask %08x)\n", - phy, &vaf, reg.reg, val, (val & ~mask) | expected, - mask); - - va_end(args); - - return false; -} - -bool bxt_ddi_phy_verify_state(struct drm_i915_private *dev_priv, - enum dpio_phy phy) -{ - uint32_t mask; - bool ok; - -#define _CHK(reg, mask, exp, fmt, ...) \ - __phy_reg_verify_state(dev_priv, phy, reg, mask, exp, fmt, \ - ## __VA_ARGS__) - - if (!bxt_ddi_phy_is_enabled(dev_priv, phy)) - return false; - - ok = true; - - /* PLL Rcomp code offset */ - ok &= _CHK(BXT_PORT_CL1CM_DW9(phy), - IREF0RC_OFFSET_MASK, 0xe4 << IREF0RC_OFFSET_SHIFT, - "BXT_PORT_CL1CM_DW9(%d)", phy); - ok &= _CHK(BXT_PORT_CL1CM_DW10(phy), - IREF1RC_OFFSET_MASK, 0xe4 << IREF1RC_OFFSET_SHIFT, - "BXT_PORT_CL1CM_DW10(%d)", phy); - - /* Power gating */ - mask = OCL1_POWER_DOWN_EN | DW28_OLDO_DYN_PWR_DOWN_EN | SUS_CLK_CONFIG; - ok &= _CHK(BXT_PORT_CL1CM_DW28(phy), mask, mask, - "BXT_PORT_CL1CM_DW28(%d)", phy); - - if (phy == DPIO_PHY0) - ok &= _CHK(BXT_PORT_CL2CM_DW6_BC, - DW6_OLDO_DYN_PWR_DOWN_EN, DW6_OLDO_DYN_PWR_DOWN_EN, - "BXT_PORT_CL2CM_DW6_BC"); - - /* - * TODO: Verify BXT_PORT_CL1CM_DW30 bit OCL2_LDOFUSE_PWR_DIS, - * at least on stepping A this bit is read-only and fixed at 0. - */ - - if (phy == DPIO_PHY0) { - u32 grc_code = dev_priv->bxt_phy_grc; - - grc_code = grc_code << GRC_CODE_FAST_SHIFT | - grc_code << GRC_CODE_SLOW_SHIFT | - grc_code; - mask = GRC_CODE_FAST_MASK | GRC_CODE_SLOW_MASK | - GRC_CODE_NOM_MASK; - ok &= _CHK(BXT_PORT_REF_DW6(DPIO_PHY0), mask, grc_code, - "BXT_PORT_REF_DW6(%d)", DPIO_PHY0); - - mask = GRC_DIS | GRC_RDY_OVRD; - ok &= _CHK(BXT_PORT_REF_DW8(DPIO_PHY0), mask, mask, - "BXT_PORT_REF_DW8(%d)", DPIO_PHY0); - } - - return ok; -#undef _CHK -} - -static uint8_t -bxt_ddi_phy_calc_lane_lat_optim_mask(struct intel_encoder *encoder, - uint8_t lane_count) -{ - switch (lane_count) { - case 1: - return 0; - case 2: - return BIT(2) | BIT(0); - case 4: - return BIT(3) | BIT(2) | BIT(0); - default: - MISSING_CASE(lane_count); - - return 0; - } -} - static void bxt_ddi_pre_pll_enable(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config, struct drm_connector_state *conn_state) { - struct intel_digital_port *dport = enc_to_dig_port(&encoder->base); - struct drm_i915_private *dev_priv = to_i915(dport->base.base.dev); - enum port port = dport->port; struct intel_crtc *intel_crtc = to_intel_crtc(encoder->base.crtc); - int lane; - - for (lane = 0; lane < 4; lane++) { - u32 val = I915_READ(BXT_PORT_TX_DW14_LN(port, lane)); - - /* - * Note that on CHV this flag is called UPAR, but has - * the same function. - */ - val &= ~LATENCY_OPTIM; - if (intel_crtc->config->lane_lat_optim_mask & BIT(lane)) - val |= LATENCY_OPTIM; - - I915_WRITE(BXT_PORT_TX_DW14_LN(port, lane), val); - } -} - -static uint8_t -bxt_ddi_phy_get_lane_lat_optim_mask(struct intel_encoder *encoder) -{ - struct intel_digital_port *dport = enc_to_dig_port(&encoder->base); - struct drm_i915_private *dev_priv = to_i915(dport->base.base.dev); - enum port port = dport->port; - int lane; - uint8_t mask; - - mask = 0; - for (lane = 0; lane < 4; lane++) { - u32 val = I915_READ(BXT_PORT_TX_DW14_LN(port, lane)); - - if (val & LATENCY_OPTIM) - mask |= BIT(lane); - } + uint8_t mask = intel_crtc->config->lane_lat_optim_mask; - return mask; + bxt_ddi_phy_set_lane_optim_mask(encoder, mask); } void intel_ddi_prepare_link_retrain(struct intel_dp *intel_dp) diff --git a/drivers/gpu/drm/i915/intel_dpio_phy.c b/drivers/gpu/drm/i915/intel_dpio_phy.c index 047f48748944..edf0cfd860c4 100644 --- a/drivers/gpu/drm/i915/intel_dpio_phy.c +++ b/drivers/gpu/drm/i915/intel_dpio_phy.c @@ -23,6 +23,333 @@ #include "intel_drv.h" +bool bxt_ddi_phy_is_enabled(struct drm_i915_private *dev_priv, + enum dpio_phy phy) +{ + enum port port; + + if (!(I915_READ(BXT_P_CR_GT_DISP_PWRON) & GT_DISPLAY_POWER_ON(phy))) + return false; + + if ((I915_READ(BXT_PORT_CL1CM_DW0(phy)) & + (PHY_POWER_GOOD | PHY_RESERVED)) != PHY_POWER_GOOD) { + DRM_DEBUG_DRIVER("DDI PHY %d powered, but power hasn't settled\n", + phy); + + return false; + } + + if (phy == DPIO_PHY1 && + !(I915_READ(BXT_PORT_REF_DW3(DPIO_PHY1)) & GRC_DONE)) { + DRM_DEBUG_DRIVER("DDI PHY 1 powered, but GRC isn't done\n"); + + return false; + } + + if (!(I915_READ(BXT_PHY_CTL_FAMILY(phy)) & COMMON_RESET_DIS)) { + DRM_DEBUG_DRIVER("DDI PHY %d powered, but still in reset\n", + phy); + + return false; + } + + for_each_port_masked(port, + phy == DPIO_PHY0 ? BIT(PORT_B) | BIT(PORT_C) : + BIT(PORT_A)) { + u32 tmp = I915_READ(BXT_PHY_CTL(port)); + + if (tmp & BXT_PHY_CMNLANE_POWERDOWN_ACK) { + DRM_DEBUG_DRIVER("DDI PHY %d powered, but common lane " + "for port %c powered down " + "(PHY_CTL %08x)\n", + phy, port_name(port), tmp); + + return false; + } + } + + return true; +} + +static u32 bxt_get_grc(struct drm_i915_private *dev_priv, enum dpio_phy phy) +{ + u32 val = I915_READ(BXT_PORT_REF_DW6(phy)); + + return (val & GRC_CODE_MASK) >> GRC_CODE_SHIFT; +} + +static void bxt_phy_wait_grc_done(struct drm_i915_private *dev_priv, + enum dpio_phy phy) +{ + if (intel_wait_for_register(dev_priv, + BXT_PORT_REF_DW3(phy), + GRC_DONE, GRC_DONE, + 10)) + DRM_ERROR("timeout waiting for PHY%d GRC\n", phy); +} + +void bxt_ddi_phy_init(struct drm_i915_private *dev_priv, enum dpio_phy phy) +{ + u32 val; + + if (bxt_ddi_phy_is_enabled(dev_priv, phy)) { + /* Still read out the GRC value for state verification */ + if (phy == DPIO_PHY0) + dev_priv->bxt_phy_grc = bxt_get_grc(dev_priv, phy); + + if (bxt_ddi_phy_verify_state(dev_priv, phy)) { + DRM_DEBUG_DRIVER("DDI PHY %d already enabled, " + "won't reprogram it\n", phy); + + return; + } + + DRM_DEBUG_DRIVER("DDI PHY %d enabled with invalid state, " + "force reprogramming it\n", phy); + } + + val = I915_READ(BXT_P_CR_GT_DISP_PWRON); + val |= GT_DISPLAY_POWER_ON(phy); + I915_WRITE(BXT_P_CR_GT_DISP_PWRON, val); + + /* + * The PHY registers start out inaccessible and respond to reads with + * all 1s. Eventually they become accessible as they power up, then + * the reserved bit will give the default 0. Poll on the reserved bit + * becoming 0 to find when the PHY is accessible. + * HW team confirmed that the time to reach phypowergood status is + * anywhere between 50 us and 100us. + */ + if (wait_for_us(((I915_READ(BXT_PORT_CL1CM_DW0(phy)) & + (PHY_RESERVED | PHY_POWER_GOOD)) == PHY_POWER_GOOD), 100)) { + DRM_ERROR("timeout during PHY%d power on\n", phy); + } + + /* Program PLL Rcomp code offset */ + val = I915_READ(BXT_PORT_CL1CM_DW9(phy)); + val &= ~IREF0RC_OFFSET_MASK; + val |= 0xE4 << IREF0RC_OFFSET_SHIFT; + I915_WRITE(BXT_PORT_CL1CM_DW9(phy), val); + + val = I915_READ(BXT_PORT_CL1CM_DW10(phy)); + val &= ~IREF1RC_OFFSET_MASK; + val |= 0xE4 << IREF1RC_OFFSET_SHIFT; + I915_WRITE(BXT_PORT_CL1CM_DW10(phy), val); + + /* Program power gating */ + val = I915_READ(BXT_PORT_CL1CM_DW28(phy)); + val |= OCL1_POWER_DOWN_EN | DW28_OLDO_DYN_PWR_DOWN_EN | + SUS_CLK_CONFIG; + I915_WRITE(BXT_PORT_CL1CM_DW28(phy), val); + + if (phy == DPIO_PHY0) { + val = I915_READ(BXT_PORT_CL2CM_DW6_BC); + val |= DW6_OLDO_DYN_PWR_DOWN_EN; + I915_WRITE(BXT_PORT_CL2CM_DW6_BC, val); + } + + val = I915_READ(BXT_PORT_CL1CM_DW30(phy)); + val &= ~OCL2_LDOFUSE_PWR_DIS; + /* + * On PHY1 disable power on the second channel, since no port is + * connected there. On PHY0 both channels have a port, so leave it + * enabled. + * TODO: port C is only connected on BXT-P, so on BXT0/1 we should + * power down the second channel on PHY0 as well. + * + * FIXME: Clarify programming of the following, the register is + * read-only with bit 6 fixed at 0 at least in stepping A. + */ + if (phy == DPIO_PHY1) + val |= OCL2_LDOFUSE_PWR_DIS; + I915_WRITE(BXT_PORT_CL1CM_DW30(phy), val); + + if (phy == DPIO_PHY0) { + uint32_t grc_code; + /* + * PHY0 isn't connected to an RCOMP resistor so copy over + * the corresponding calibrated value from PHY1, and disable + * the automatic calibration on PHY0. + */ + val = dev_priv->bxt_phy_grc = bxt_get_grc(dev_priv, DPIO_PHY1); + grc_code = val << GRC_CODE_FAST_SHIFT | + val << GRC_CODE_SLOW_SHIFT | + val; + I915_WRITE(BXT_PORT_REF_DW6(DPIO_PHY0), grc_code); + + val = I915_READ(BXT_PORT_REF_DW8(DPIO_PHY0)); + val |= GRC_DIS | GRC_RDY_OVRD; + I915_WRITE(BXT_PORT_REF_DW8(DPIO_PHY0), val); + } + + val = I915_READ(BXT_PHY_CTL_FAMILY(phy)); + val |= COMMON_RESET_DIS; + I915_WRITE(BXT_PHY_CTL_FAMILY(phy), val); + + if (phy == DPIO_PHY1) + bxt_phy_wait_grc_done(dev_priv, DPIO_PHY1); +} + +void bxt_ddi_phy_uninit(struct drm_i915_private *dev_priv, enum dpio_phy phy) +{ + uint32_t val; + + val = I915_READ(BXT_PHY_CTL_FAMILY(phy)); + val &= ~COMMON_RESET_DIS; + I915_WRITE(BXT_PHY_CTL_FAMILY(phy), val); + + val = I915_READ(BXT_P_CR_GT_DISP_PWRON); + val &= ~GT_DISPLAY_POWER_ON(phy); + I915_WRITE(BXT_P_CR_GT_DISP_PWRON, val); +} + +static bool __printf(6, 7) +__phy_reg_verify_state(struct drm_i915_private *dev_priv, enum dpio_phy phy, + i915_reg_t reg, u32 mask, u32 expected, + const char *reg_fmt, ...) +{ + struct va_format vaf; + va_list args; + u32 val; + + val = I915_READ(reg); + if ((val & mask) == expected) + return true; + + va_start(args, reg_fmt); + vaf.fmt = reg_fmt; + vaf.va = &args; + + DRM_DEBUG_DRIVER("DDI PHY %d reg %pV [%08x] state mismatch: " + "current %08x, expected %08x (mask %08x)\n", + phy, &vaf, reg.reg, val, (val & ~mask) | expected, + mask); + + va_end(args); + + return false; +} + +bool bxt_ddi_phy_verify_state(struct drm_i915_private *dev_priv, + enum dpio_phy phy) +{ + uint32_t mask; + bool ok; + +#define _CHK(reg, mask, exp, fmt, ...) \ + __phy_reg_verify_state(dev_priv, phy, reg, mask, exp, fmt, \ + ## __VA_ARGS__) + + if (!bxt_ddi_phy_is_enabled(dev_priv, phy)) + return false; + + ok = true; + + /* PLL Rcomp code offset */ + ok &= _CHK(BXT_PORT_CL1CM_DW9(phy), + IREF0RC_OFFSET_MASK, 0xe4 << IREF0RC_OFFSET_SHIFT, + "BXT_PORT_CL1CM_DW9(%d)", phy); + ok &= _CHK(BXT_PORT_CL1CM_DW10(phy), + IREF1RC_OFFSET_MASK, 0xe4 << IREF1RC_OFFSET_SHIFT, + "BXT_PORT_CL1CM_DW10(%d)", phy); + + /* Power gating */ + mask = OCL1_POWER_DOWN_EN | DW28_OLDO_DYN_PWR_DOWN_EN | SUS_CLK_CONFIG; + ok &= _CHK(BXT_PORT_CL1CM_DW28(phy), mask, mask, + "BXT_PORT_CL1CM_DW28(%d)", phy); + + if (phy == DPIO_PHY0) + ok &= _CHK(BXT_PORT_CL2CM_DW6_BC, + DW6_OLDO_DYN_PWR_DOWN_EN, DW6_OLDO_DYN_PWR_DOWN_EN, + "BXT_PORT_CL2CM_DW6_BC"); + + /* + * TODO: Verify BXT_PORT_CL1CM_DW30 bit OCL2_LDOFUSE_PWR_DIS, + * at least on stepping A this bit is read-only and fixed at 0. + */ + + if (phy == DPIO_PHY0) { + u32 grc_code = dev_priv->bxt_phy_grc; + + grc_code = grc_code << GRC_CODE_FAST_SHIFT | + grc_code << GRC_CODE_SLOW_SHIFT | + grc_code; + mask = GRC_CODE_FAST_MASK | GRC_CODE_SLOW_MASK | + GRC_CODE_NOM_MASK; + ok &= _CHK(BXT_PORT_REF_DW6(DPIO_PHY0), mask, grc_code, + "BXT_PORT_REF_DW6(%d)", DPIO_PHY0); + + mask = GRC_DIS | GRC_RDY_OVRD; + ok &= _CHK(BXT_PORT_REF_DW8(DPIO_PHY0), mask, mask, + "BXT_PORT_REF_DW8(%d)", DPIO_PHY0); + } + + return ok; +#undef _CHK +} + +uint8_t +bxt_ddi_phy_calc_lane_lat_optim_mask(struct intel_encoder *encoder, + uint8_t lane_count) +{ + switch (lane_count) { + case 1: + return 0; + case 2: + return BIT(2) | BIT(0); + case 4: + return BIT(3) | BIT(2) | BIT(0); + default: + MISSING_CASE(lane_count); + + return 0; + } +} + +void bxt_ddi_phy_set_lane_optim_mask(struct intel_encoder *encoder, + uint8_t lane_lat_optim_mask) +{ + struct intel_digital_port *dport = enc_to_dig_port(&encoder->base); + struct drm_i915_private *dev_priv = to_i915(dport->base.base.dev); + enum port port = dport->port; + int lane; + + for (lane = 0; lane < 4; lane++) { + u32 val = I915_READ(BXT_PORT_TX_DW14_LN(port, lane)); + + /* + * Note that on CHV this flag is called UPAR, but has + * the same function. + */ + val &= ~LATENCY_OPTIM; + if (lane_lat_optim_mask & BIT(lane)) + val |= LATENCY_OPTIM; + + I915_WRITE(BXT_PORT_TX_DW14_LN(port, lane), val); + } +} + +uint8_t +bxt_ddi_phy_get_lane_lat_optim_mask(struct intel_encoder *encoder) +{ + struct intel_digital_port *dport = enc_to_dig_port(&encoder->base); + struct drm_i915_private *dev_priv = to_i915(dport->base.base.dev); + enum port port = dport->port; + int lane; + uint8_t mask; + + mask = 0; + for (lane = 0; lane < 4; lane++) { + u32 val = I915_READ(BXT_PORT_TX_DW14_LN(port, lane)); + + if (val & LATENCY_OPTIM) + mask |= BIT(lane); + } + + return mask; +} + + void chv_set_phy_signal_level(struct intel_encoder *encoder, u32 deemph_reg_value, u32 margin_reg_value, bool uniq_trans_scale) diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index c2f38634e86e..29ab5260f100 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1351,12 +1351,6 @@ void hsw_enable_pc8(struct drm_i915_private *dev_priv); void hsw_disable_pc8(struct drm_i915_private *dev_priv); void bxt_init_cdclk(struct drm_i915_private *dev_priv); void bxt_uninit_cdclk(struct drm_i915_private *dev_priv); -void bxt_ddi_phy_init(struct drm_i915_private *dev_priv, enum dpio_phy phy); -void bxt_ddi_phy_uninit(struct drm_i915_private *dev_priv, enum dpio_phy phy); -bool bxt_ddi_phy_is_enabled(struct drm_i915_private *dev_priv, - enum dpio_phy phy); -bool bxt_ddi_phy_verify_state(struct drm_i915_private *dev_priv, - enum dpio_phy phy); void gen9_sanitize_dc_state(struct drm_i915_private *dev_priv); void bxt_enable_dc9(struct drm_i915_private *dev_priv); void bxt_disable_dc9(struct drm_i915_private *dev_priv); -- cgit v1.2.3 From f38861b814b530fbf5add9fa845da99444ebbde0 Mon Sep 17 00:00:00 2001 From: Ander Conselvan de Oliveira Date: Thu, 6 Oct 2016 19:22:18 +0300 Subject: drm/i915: Move DPIO phy documentation section to intel_dpio_phy.c Move the DPIO phy documentation section to intel_dpio_phy.c, since that is a more suitable place now that there is a source file dedicated for those phys. Signed-off-by: Ander Conselvan de Oliveira Reviewed-by: Imre Deak Link: http://patchwork.freedesktop.org/patch/msgid/55a2d38c15c06a8c5bce498b28decc03948f0224.1475770848.git-series.ander.conselvan.de.oliveira@intel.com --- Documentation/gpu/i915.rst | 2 +- drivers/gpu/drm/i915/i915_reg.h | 91 +---------------------------------- drivers/gpu/drm/i915/intel_dpio_phy.c | 91 +++++++++++++++++++++++++++++++++++ 3 files changed, 93 insertions(+), 91 deletions(-) (limited to 'drivers') diff --git a/Documentation/gpu/i915.rst b/Documentation/gpu/i915.rst index 95ce77ff4342..ba83b7d88f1f 100644 --- a/Documentation/gpu/i915.rst +++ b/Documentation/gpu/i915.rst @@ -189,7 +189,7 @@ Display Refresh Rate Switching (DRRS) DPIO ---- -.. kernel-doc:: drivers/gpu/drm/i915/i915_reg.h +.. kernel-doc:: drivers/gpu/drm/i915/intel_dpio_phy.c :doc: DPIO CSR firmware support for DMC diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 542e570b3578..2f504f6a1c51 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -830,96 +830,7 @@ enum skl_disp_power_wells { #define CCK_FREQUENCY_STATUS_SHIFT 8 #define CCK_FREQUENCY_VALUES (0x1f << 0) -/** - * DOC: DPIO - * - * VLV, CHV and BXT have slightly peculiar display PHYs for driving DP/HDMI - * ports. DPIO is the name given to such a display PHY. These PHYs - * don't follow the standard programming model using direct MMIO - * registers, and instead their registers must be accessed trough IOSF - * sideband. VLV has one such PHY for driving ports B and C, and CHV - * adds another PHY for driving port D. Each PHY responds to specific - * IOSF-SB port. - * - * Each display PHY is made up of one or two channels. Each channel - * houses a common lane part which contains the PLL and other common - * logic. CH0 common lane also contains the IOSF-SB logic for the - * Common Register Interface (CRI) ie. the DPIO registers. CRI clock - * must be running when any DPIO registers are accessed. - * - * In addition to having their own registers, the PHYs are also - * controlled through some dedicated signals from the display - * controller. These include PLL reference clock enable, PLL enable, - * and CRI clock selection, for example. - * - * Eeach channel also has two splines (also called data lanes), and - * each spline is made up of one Physical Access Coding Sub-Layer - * (PCS) block and two TX lanes. So each channel has two PCS blocks - * and four TX lanes. The TX lanes are used as DP lanes or TMDS - * data/clock pairs depending on the output type. - * - * Additionally the PHY also contains an AUX lane with AUX blocks - * for each channel. This is used for DP AUX communication, but - * this fact isn't really relevant for the driver since AUX is - * controlled from the display controller side. No DPIO registers - * need to be accessed during AUX communication, - * - * Generally on VLV/CHV the common lane corresponds to the pipe and - * the spline (PCS/TX) corresponds to the port. - * - * For dual channel PHY (VLV/CHV): - * - * pipe A == CMN/PLL/REF CH0 - * - * pipe B == CMN/PLL/REF CH1 - * - * port B == PCS/TX CH0 - * - * port C == PCS/TX CH1 - * - * This is especially important when we cross the streams - * ie. drive port B with pipe B, or port C with pipe A. - * - * For single channel PHY (CHV): - * - * pipe C == CMN/PLL/REF CH0 - * - * port D == PCS/TX CH0 - * - * On BXT the entire PHY channel corresponds to the port. That means - * the PLL is also now associated with the port rather than the pipe, - * and so the clock needs to be routed to the appropriate transcoder. - * Port A PLL is directly connected to transcoder EDP and port B/C - * PLLs can be routed to any transcoder A/B/C. - * - * Note: DDI0 is digital port B, DD1 is digital port C, and DDI2 is - * digital port D (CHV) or port A (BXT). :: - * - * - * Dual channel PHY (VLV/CHV/BXT) - * --------------------------------- - * | CH0 | CH1 | - * | CMN/PLL/REF | CMN/PLL/REF | - * |---------------|---------------| Display PHY - * | PCS01 | PCS23 | PCS01 | PCS23 | - * |-------|-------|-------|-------| - * |TX0|TX1|TX2|TX3|TX0|TX1|TX2|TX3| - * --------------------------------- - * | DDI0 | DDI1 | DP/HDMI ports - * --------------------------------- - * - * Single channel PHY (CHV/BXT) - * ----------------- - * | CH0 | - * | CMN/PLL/REF | - * |---------------| Display PHY - * | PCS01 | PCS23 | - * |-------|-------| - * |TX0|TX1|TX2|TX3| - * ----------------- - * | DDI2 | DP/HDMI port - * ----------------- - */ +/* DPIO registers */ #define DPIO_DEVFN 0 #define DPIO_CTL _MMIO(VLV_DISPLAY_BASE + 0x2110) diff --git a/drivers/gpu/drm/i915/intel_dpio_phy.c b/drivers/gpu/drm/i915/intel_dpio_phy.c index edf0cfd860c4..680629697ea6 100644 --- a/drivers/gpu/drm/i915/intel_dpio_phy.c +++ b/drivers/gpu/drm/i915/intel_dpio_phy.c @@ -23,6 +23,97 @@ #include "intel_drv.h" +/** + * DOC: DPIO + * + * VLV, CHV and BXT have slightly peculiar display PHYs for driving DP/HDMI + * ports. DPIO is the name given to such a display PHY. These PHYs + * don't follow the standard programming model using direct MMIO + * registers, and instead their registers must be accessed trough IOSF + * sideband. VLV has one such PHY for driving ports B and C, and CHV + * adds another PHY for driving port D. Each PHY responds to specific + * IOSF-SB port. + * + * Each display PHY is made up of one or two channels. Each channel + * houses a common lane part which contains the PLL and other common + * logic. CH0 common lane also contains the IOSF-SB logic for the + * Common Register Interface (CRI) ie. the DPIO registers. CRI clock + * must be running when any DPIO registers are accessed. + * + * In addition to having their own registers, the PHYs are also + * controlled through some dedicated signals from the display + * controller. These include PLL reference clock enable, PLL enable, + * and CRI clock selection, for example. + * + * Eeach channel also has two splines (also called data lanes), and + * each spline is made up of one Physical Access Coding Sub-Layer + * (PCS) block and two TX lanes. So each channel has two PCS blocks + * and four TX lanes. The TX lanes are used as DP lanes or TMDS + * data/clock pairs depending on the output type. + * + * Additionally the PHY also contains an AUX lane with AUX blocks + * for each channel. This is used for DP AUX communication, but + * this fact isn't really relevant for the driver since AUX is + * controlled from the display controller side. No DPIO registers + * need to be accessed during AUX communication, + * + * Generally on VLV/CHV the common lane corresponds to the pipe and + * the spline (PCS/TX) corresponds to the port. + * + * For dual channel PHY (VLV/CHV): + * + * pipe A == CMN/PLL/REF CH0 + * + * pipe B == CMN/PLL/REF CH1 + * + * port B == PCS/TX CH0 + * + * port C == PCS/TX CH1 + * + * This is especially important when we cross the streams + * ie. drive port B with pipe B, or port C with pipe A. + * + * For single channel PHY (CHV): + * + * pipe C == CMN/PLL/REF CH0 + * + * port D == PCS/TX CH0 + * + * On BXT the entire PHY channel corresponds to the port. That means + * the PLL is also now associated with the port rather than the pipe, + * and so the clock needs to be routed to the appropriate transcoder. + * Port A PLL is directly connected to transcoder EDP and port B/C + * PLLs can be routed to any transcoder A/B/C. + * + * Note: DDI0 is digital port B, DD1 is digital port C, and DDI2 is + * digital port D (CHV) or port A (BXT). :: + * + * + * Dual channel PHY (VLV/CHV/BXT) + * --------------------------------- + * | CH0 | CH1 | + * | CMN/PLL/REF | CMN/PLL/REF | + * |---------------|---------------| Display PHY + * | PCS01 | PCS23 | PCS01 | PCS23 | + * |-------|-------|-------|-------| + * |TX0|TX1|TX2|TX3|TX0|TX1|TX2|TX3| + * --------------------------------- + * | DDI0 | DDI1 | DP/HDMI ports + * --------------------------------- + * + * Single channel PHY (CHV/BXT) + * ----------------- + * | CH0 | + * | CMN/PLL/REF | + * |---------------| Display PHY + * | PCS01 | PCS23 | + * |-------|-------| + * |TX0|TX1|TX2|TX3| + * ----------------- + * | DDI2 | DP/HDMI port + * ----------------- + */ + bool bxt_ddi_phy_is_enabled(struct drm_i915_private *dev_priv, enum dpio_phy phy) { -- cgit v1.2.3 From b6e08203cc1f453d1807df38b5b95b93853cebd9 Mon Sep 17 00:00:00 2001 From: Ander Conselvan de Oliveira Date: Thu, 6 Oct 2016 19:22:19 +0300 Subject: drm/i915: Move broxton vswing sequence to intel_dpio_phy.c The vswing sequence is related to the DPIO phy, so move it closer to the rest of DPIO phy related code. Signed-off-by: Ander Conselvan de Oliveira Reviewed-by: Imre Deak Link: http://patchwork.freedesktop.org/patch/msgid/59aa5c85a115c5cbed81e793f20cd7b9f8de694b.1475770848.git-series.ander.conselvan.de.oliveira@intel.com --- drivers/gpu/drm/i915/i915_drv.h | 3 +++ drivers/gpu/drm/i915/intel_ddi.c | 38 +++++----------------------------- drivers/gpu/drm/i915/intel_dpio_phy.c | 39 +++++++++++++++++++++++++++++++++++ 3 files changed, 47 insertions(+), 33 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index c642f1097b8c..7e79298dc9d2 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -3761,6 +3761,9 @@ u32 vlv_flisdsi_read(struct drm_i915_private *dev_priv, u32 reg); void vlv_flisdsi_write(struct drm_i915_private *dev_priv, u32 reg, u32 val); /* intel_dpio_phy.c */ +void bxt_ddi_phy_set_signal_level(struct drm_i915_private *dev_priv, + enum port port, u32 margin, u32 scale, + u32 enable, u32 deemphasis); void bxt_ddi_phy_init(struct drm_i915_private *dev_priv, enum dpio_phy phy); void bxt_ddi_phy_uninit(struct drm_i915_private *dev_priv, enum dpio_phy phy); bool bxt_ddi_phy_is_enabled(struct drm_i915_private *dev_priv, diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index 51ca8eae2c8f..938ac4dbcb45 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -1547,7 +1547,6 @@ static void bxt_ddi_vswing_sequence(struct drm_i915_private *dev_priv, { const struct bxt_ddi_buf_trans *ddi_translations; u32 n_entries, i; - uint32_t val; if (type == INTEL_OUTPUT_EDP && dev_priv->vbt.edp.low_vswing) { n_entries = ARRAY_SIZE(bxt_ddi_translations_edp); @@ -1576,38 +1575,11 @@ static void bxt_ddi_vswing_sequence(struct drm_i915_private *dev_priv, } } - /* - * While we write to the group register to program all lanes at once we - * can read only lane registers and we pick lanes 0/1 for that. - */ - val = I915_READ(BXT_PORT_PCS_DW10_LN01(port)); - val &= ~(TX2_SWING_CALC_INIT | TX1_SWING_CALC_INIT); - I915_WRITE(BXT_PORT_PCS_DW10_GRP(port), val); - - val = I915_READ(BXT_PORT_TX_DW2_LN0(port)); - val &= ~(MARGIN_000 | UNIQ_TRANS_SCALE); - val |= ddi_translations[level].margin << MARGIN_000_SHIFT | - ddi_translations[level].scale << UNIQ_TRANS_SCALE_SHIFT; - I915_WRITE(BXT_PORT_TX_DW2_GRP(port), val); - - val = I915_READ(BXT_PORT_TX_DW3_LN0(port)); - val &= ~SCALE_DCOMP_METHOD; - if (ddi_translations[level].enable) - val |= SCALE_DCOMP_METHOD; - - if ((val & UNIQUE_TRANGE_EN_METHOD) && !(val & SCALE_DCOMP_METHOD)) - DRM_ERROR("Disabled scaling while ouniqetrangenmethod was set"); - - I915_WRITE(BXT_PORT_TX_DW3_GRP(port), val); - - val = I915_READ(BXT_PORT_TX_DW4_LN0(port)); - val &= ~DE_EMPHASIS; - val |= ddi_translations[level].deemphasis << DEEMPH_SHIFT; - I915_WRITE(BXT_PORT_TX_DW4_GRP(port), val); - - val = I915_READ(BXT_PORT_PCS_DW10_LN01(port)); - val |= TX2_SWING_CALC_INIT | TX1_SWING_CALC_INIT; - I915_WRITE(BXT_PORT_PCS_DW10_GRP(port), val); + bxt_ddi_phy_set_signal_level(dev_priv, port, + ddi_translations[level].margin, + ddi_translations[level].scale, + ddi_translations[level].enable, + ddi_translations[level].deemphasis); } static uint32_t translate_signal_level(int signal_levels) diff --git a/drivers/gpu/drm/i915/intel_dpio_phy.c b/drivers/gpu/drm/i915/intel_dpio_phy.c index 680629697ea6..2a18724f9c3b 100644 --- a/drivers/gpu/drm/i915/intel_dpio_phy.c +++ b/drivers/gpu/drm/i915/intel_dpio_phy.c @@ -114,6 +114,45 @@ * ----------------- */ +void bxt_ddi_phy_set_signal_level(struct drm_i915_private *dev_priv, + enum port port, u32 margin, u32 scale, + u32 enable, u32 deemphasis) +{ + u32 val; + + /* + * While we write to the group register to program all lanes at once we + * can read only lane registers and we pick lanes 0/1 for that. + */ + val = I915_READ(BXT_PORT_PCS_DW10_LN01(port)); + val &= ~(TX2_SWING_CALC_INIT | TX1_SWING_CALC_INIT); + I915_WRITE(BXT_PORT_PCS_DW10_GRP(port), val); + + val = I915_READ(BXT_PORT_TX_DW2_LN0(port)); + val &= ~(MARGIN_000 | UNIQ_TRANS_SCALE); + val |= margin << MARGIN_000_SHIFT | scale << UNIQ_TRANS_SCALE_SHIFT; + I915_WRITE(BXT_PORT_TX_DW2_GRP(port), val); + + val = I915_READ(BXT_PORT_TX_DW3_LN0(port)); + val &= ~SCALE_DCOMP_METHOD; + if (enable) + val |= SCALE_DCOMP_METHOD; + + if ((val & UNIQUE_TRANGE_EN_METHOD) && !(val & SCALE_DCOMP_METHOD)) + DRM_ERROR("Disabled scaling while ouniqetrangenmethod was set"); + + I915_WRITE(BXT_PORT_TX_DW3_GRP(port), val); + + val = I915_READ(BXT_PORT_TX_DW4_LN0(port)); + val &= ~DE_EMPHASIS; + val |= deemphasis << DEEMPH_SHIFT; + I915_WRITE(BXT_PORT_TX_DW4_GRP(port), val); + + val = I915_READ(BXT_PORT_PCS_DW10_LN01(port)); + val |= TX2_SWING_CALC_INIT | TX1_SWING_CALC_INIT; + I915_WRITE(BXT_PORT_PCS_DW10_GRP(port), val); +} + bool bxt_ddi_phy_is_enabled(struct drm_i915_private *dev_priv, enum dpio_phy phy) { -- cgit v1.2.3 From 842d416654ebbcae86c32c0a354da9f649335410 Mon Sep 17 00:00:00 2001 From: Ander Conselvan de Oliveira Date: Thu, 6 Oct 2016 19:22:20 +0300 Subject: drm/i915: Create a struct to hold information about the broxton phys Information about which phy is dual channel is hardcoded in the phy init sequence. Split that to a separate struct so the init sequence is more generic. v2: Restore mangled part that ended up in following patch. (Imre) Signed-off-by: Ander Conselvan de Oliveira Reviewed-by: Imre Deak Link: http://patchwork.freedesktop.org/patch/msgid/9102f4c984044126057e4fdd1b91a615ff25fae6.1475770848.git-series.ander.conselvan.de.oliveira@intel.com --- drivers/gpu/drm/i915/i915_reg.h | 9 +++-- drivers/gpu/drm/i915/intel_dpio_phy.c | 65 +++++++++++++++++++++++++++++------ 2 files changed, 62 insertions(+), 12 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 2f504f6a1c51..44683f9286a1 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -1307,8 +1307,13 @@ enum skl_disp_power_wells { #define BXT_PORT_CL1CM_DW30(phy) _BXT_PHY((phy), _PORT_CL1CM_DW30_BC, \ _PORT_CL1CM_DW30_A) -/* Defined for PHY0 only */ -#define BXT_PORT_CL2CM_DW6_BC _MMIO(0x6C358) +/* The spec defines this only for BXT PHY0, but lets assume that this + * would exist for PHY1 too if it had a second channel. + */ +#define _PORT_CL2CM_DW6_A 0x162358 +#define _PORT_CL2CM_DW6_BC 0x6C358 +#define BXT_PORT_CL2CM_DW6(phy) _BXT_PHY((phy), _PORT_CL2CM_DW6_BC, \ + _PORT_CL2CM_DW6_A) #define DW6_OLDO_DYN_PWR_DOWN_EN (1 << 28) /* BXT PHY Ref registers */ diff --git a/drivers/gpu/drm/i915/intel_dpio_phy.c b/drivers/gpu/drm/i915/intel_dpio_phy.c index 2a18724f9c3b..1b1fba16d4e9 100644 --- a/drivers/gpu/drm/i915/intel_dpio_phy.c +++ b/drivers/gpu/drm/i915/intel_dpio_phy.c @@ -114,6 +114,50 @@ * ----------------- */ +/** + * struct bxt_ddi_phy_info - Hold info for a broxton DDI phy + */ +struct bxt_ddi_phy_info { + /** + * @dual_channel: true if this phy has a second channel. + */ + bool dual_channel; + + /** + * @channel: struct containing per channel information. + */ + struct { + /** + * @port: which port maps to this channel. + */ + enum port port; + } channel[2]; +}; + +static const struct bxt_ddi_phy_info bxt_ddi_phy_info[] = { + [DPIO_PHY0] = { + .dual_channel = true, + + .channel = { + [DPIO_CH0] = { .port = PORT_B }, + [DPIO_CH1] = { .port = PORT_C }, + } + }, + [DPIO_PHY1] = { + .dual_channel = false, + + .channel = { + [DPIO_CH0] = { .port = PORT_A }, + } + }, +}; + +static u32 bxt_phy_port_mask(const struct bxt_ddi_phy_info *phy_info) +{ + return (phy_info->dual_channel * BIT(phy_info->channel[DPIO_CH1].port)) | + BIT(phy_info->channel[DPIO_CH0].port); +} + void bxt_ddi_phy_set_signal_level(struct drm_i915_private *dev_priv, enum port port, u32 margin, u32 scale, u32 enable, u32 deemphasis) @@ -156,6 +200,7 @@ void bxt_ddi_phy_set_signal_level(struct drm_i915_private *dev_priv, bool bxt_ddi_phy_is_enabled(struct drm_i915_private *dev_priv, enum dpio_phy phy) { + const struct bxt_ddi_phy_info *phy_info = &bxt_ddi_phy_info[phy]; enum port port; if (!(I915_READ(BXT_P_CR_GT_DISP_PWRON) & GT_DISPLAY_POWER_ON(phy))) @@ -183,9 +228,7 @@ bool bxt_ddi_phy_is_enabled(struct drm_i915_private *dev_priv, return false; } - for_each_port_masked(port, - phy == DPIO_PHY0 ? BIT(PORT_B) | BIT(PORT_C) : - BIT(PORT_A)) { + for_each_port_masked(port, bxt_phy_port_mask(phy_info)) { u32 tmp = I915_READ(BXT_PHY_CTL(port)); if (tmp & BXT_PHY_CMNLANE_POWERDOWN_ACK) { @@ -220,6 +263,7 @@ static void bxt_phy_wait_grc_done(struct drm_i915_private *dev_priv, void bxt_ddi_phy_init(struct drm_i915_private *dev_priv, enum dpio_phy phy) { + const struct bxt_ddi_phy_info *phy_info = &bxt_ddi_phy_info[phy]; u32 val; if (bxt_ddi_phy_is_enabled(dev_priv, phy)) { @@ -272,10 +316,10 @@ void bxt_ddi_phy_init(struct drm_i915_private *dev_priv, enum dpio_phy phy) SUS_CLK_CONFIG; I915_WRITE(BXT_PORT_CL1CM_DW28(phy), val); - if (phy == DPIO_PHY0) { - val = I915_READ(BXT_PORT_CL2CM_DW6_BC); + if (phy_info->dual_channel) { + val = I915_READ(BXT_PORT_CL2CM_DW6(phy)); val |= DW6_OLDO_DYN_PWR_DOWN_EN; - I915_WRITE(BXT_PORT_CL2CM_DW6_BC, val); + I915_WRITE(BXT_PORT_CL2CM_DW6(phy), val); } val = I915_READ(BXT_PORT_CL1CM_DW30(phy)); @@ -290,7 +334,7 @@ void bxt_ddi_phy_init(struct drm_i915_private *dev_priv, enum dpio_phy phy) * FIXME: Clarify programming of the following, the register is * read-only with bit 6 fixed at 0 at least in stepping A. */ - if (phy == DPIO_PHY1) + if (!phy_info->dual_channel) val |= OCL2_LDOFUSE_PWR_DIS; I915_WRITE(BXT_PORT_CL1CM_DW30(phy), val); @@ -363,6 +407,7 @@ __phy_reg_verify_state(struct drm_i915_private *dev_priv, enum dpio_phy phy, bool bxt_ddi_phy_verify_state(struct drm_i915_private *dev_priv, enum dpio_phy phy) { + const struct bxt_ddi_phy_info *phy_info = &bxt_ddi_phy_info[phy]; uint32_t mask; bool ok; @@ -388,10 +433,10 @@ bool bxt_ddi_phy_verify_state(struct drm_i915_private *dev_priv, ok &= _CHK(BXT_PORT_CL1CM_DW28(phy), mask, mask, "BXT_PORT_CL1CM_DW28(%d)", phy); - if (phy == DPIO_PHY0) - ok &= _CHK(BXT_PORT_CL2CM_DW6_BC, + if (phy_info->dual_channel) + ok &= _CHK(BXT_PORT_CL2CM_DW6(phy), DW6_OLDO_DYN_PWR_DOWN_EN, DW6_OLDO_DYN_PWR_DOWN_EN, - "BXT_PORT_CL2CM_DW6_BC"); + "BXT_PORT_CL2CM_DW6(%d)", phy); /* * TODO: Verify BXT_PORT_CL1CM_DW30 bit OCL2_LDOFUSE_PWR_DIS, -- cgit v1.2.3 From e7583f7b1018a862b2c93fd50650181881b2a0e1 Mon Sep 17 00:00:00 2001 From: Ander Conselvan de Oliveira Date: Thu, 6 Oct 2016 19:22:21 +0300 Subject: drm/i915: Add location of the Rcomp resistor to bxt_ddi_phy_info Use struct bxt_ddi_phy_info to hold information of where the Rcomp resistor is located, instead of hard coding it in the init sequence. Note that this moves the enabling of the phy with the Rcomp resistor out of the power well enable code. That should be safe since bxt_ddi_phy_init() is called while the power domains lock is held, and that is the only way that function gets called, so there is no possibility of a concurrent phy enable caused by a power domain get call. v2: Replace comment about lock with lockdep_assert_held() (Imre) Signed-off-by: Ander Conselvan de Oliveira Reviewed-by: Imre Deak Link: http://patchwork.freedesktop.org/patch/msgid/62d209950ad48484564f3e793cf247cf62572a39.1475770848.git-series.ander.conselvan.de.oliveira@intel.com --- drivers/gpu/drm/i915/intel_dpio_phy.c | 72 +++++++++++++++++++++++++-------- drivers/gpu/drm/i915/intel_runtime_pm.c | 15 ------- 2 files changed, 55 insertions(+), 32 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dpio_phy.c b/drivers/gpu/drm/i915/intel_dpio_phy.c index 1b1fba16d4e9..6711e3a53f13 100644 --- a/drivers/gpu/drm/i915/intel_dpio_phy.c +++ b/drivers/gpu/drm/i915/intel_dpio_phy.c @@ -123,6 +123,13 @@ struct bxt_ddi_phy_info { */ bool dual_channel; + /** + * @rcomp_phy: If -1, indicates this phy has its own rcomp resistor. + * Otherwise the GRC value will be copied from the phy indicated by + * this field. + */ + enum dpio_phy rcomp_phy; + /** * @channel: struct containing per channel information. */ @@ -137,6 +144,7 @@ struct bxt_ddi_phy_info { static const struct bxt_ddi_phy_info bxt_ddi_phy_info[] = { [DPIO_PHY0] = { .dual_channel = true, + .rcomp_phy = DPIO_PHY1, .channel = { [DPIO_CH0] = { .port = PORT_B }, @@ -145,6 +153,7 @@ static const struct bxt_ddi_phy_info bxt_ddi_phy_info[] = { }, [DPIO_PHY1] = { .dual_channel = false, + .rcomp_phy = -1, .channel = { [DPIO_CH0] = { .port = PORT_A }, @@ -214,9 +223,10 @@ bool bxt_ddi_phy_is_enabled(struct drm_i915_private *dev_priv, return false; } - if (phy == DPIO_PHY1 && - !(I915_READ(BXT_PORT_REF_DW3(DPIO_PHY1)) & GRC_DONE)) { - DRM_DEBUG_DRIVER("DDI PHY 1 powered, but GRC isn't done\n"); + if (phy_info->rcomp_phy == -1 && + !(I915_READ(BXT_PORT_REF_DW3(phy)) & GRC_DONE)) { + DRM_DEBUG_DRIVER("DDI PHY %d powered, but GRC isn't done\n", + phy); return false; } @@ -261,14 +271,15 @@ static void bxt_phy_wait_grc_done(struct drm_i915_private *dev_priv, DRM_ERROR("timeout waiting for PHY%d GRC\n", phy); } -void bxt_ddi_phy_init(struct drm_i915_private *dev_priv, enum dpio_phy phy) +static void _bxt_ddi_phy_init(struct drm_i915_private *dev_priv, + enum dpio_phy phy) { const struct bxt_ddi_phy_info *phy_info = &bxt_ddi_phy_info[phy]; u32 val; if (bxt_ddi_phy_is_enabled(dev_priv, phy)) { /* Still read out the GRC value for state verification */ - if (phy == DPIO_PHY0) + if (phy_info->rcomp_phy != -1) dev_priv->bxt_phy_grc = bxt_get_grc(dev_priv, phy); if (bxt_ddi_phy_verify_state(dev_priv, phy)) { @@ -338,30 +349,32 @@ void bxt_ddi_phy_init(struct drm_i915_private *dev_priv, enum dpio_phy phy) val |= OCL2_LDOFUSE_PWR_DIS; I915_WRITE(BXT_PORT_CL1CM_DW30(phy), val); - if (phy == DPIO_PHY0) { + if (phy_info->rcomp_phy != -1) { uint32_t grc_code; /* * PHY0 isn't connected to an RCOMP resistor so copy over * the corresponding calibrated value from PHY1, and disable * the automatic calibration on PHY0. */ - val = dev_priv->bxt_phy_grc = bxt_get_grc(dev_priv, DPIO_PHY1); + val = dev_priv->bxt_phy_grc = bxt_get_grc(dev_priv, + phy_info->rcomp_phy); grc_code = val << GRC_CODE_FAST_SHIFT | val << GRC_CODE_SLOW_SHIFT | val; - I915_WRITE(BXT_PORT_REF_DW6(DPIO_PHY0), grc_code); + I915_WRITE(BXT_PORT_REF_DW6(phy), grc_code); - val = I915_READ(BXT_PORT_REF_DW8(DPIO_PHY0)); + val = I915_READ(BXT_PORT_REF_DW8(phy)); val |= GRC_DIS | GRC_RDY_OVRD; - I915_WRITE(BXT_PORT_REF_DW8(DPIO_PHY0), val); + I915_WRITE(BXT_PORT_REF_DW8(phy), val); } val = I915_READ(BXT_PHY_CTL_FAMILY(phy)); val |= COMMON_RESET_DIS; I915_WRITE(BXT_PHY_CTL_FAMILY(phy), val); - if (phy == DPIO_PHY1) - bxt_phy_wait_grc_done(dev_priv, DPIO_PHY1); + if (phy_info->rcomp_phy == -1) + bxt_phy_wait_grc_done(dev_priv, phy); + } void bxt_ddi_phy_uninit(struct drm_i915_private *dev_priv, enum dpio_phy phy) @@ -377,6 +390,31 @@ void bxt_ddi_phy_uninit(struct drm_i915_private *dev_priv, enum dpio_phy phy) I915_WRITE(BXT_P_CR_GT_DISP_PWRON, val); } +void bxt_ddi_phy_init(struct drm_i915_private *dev_priv, enum dpio_phy phy) +{ + const struct bxt_ddi_phy_info *phy_info = &bxt_ddi_phy_info[phy]; + enum dpio_phy rcomp_phy = phy_info->rcomp_phy; + bool was_enabled; + + lockdep_assert_held(&dev_priv->power_domains.lock); + + if (rcomp_phy != -1) { + was_enabled = bxt_ddi_phy_is_enabled(dev_priv, rcomp_phy); + + /* + * We need to copy the GRC calibration value from rcomp_phy, + * so make sure it's powered up. + */ + if (!was_enabled) + _bxt_ddi_phy_init(dev_priv, rcomp_phy); + } + + _bxt_ddi_phy_init(dev_priv, phy); + + if (rcomp_phy != -1 && !was_enabled) + bxt_ddi_phy_uninit(dev_priv, phy_info->rcomp_phy); +} + static bool __printf(6, 7) __phy_reg_verify_state(struct drm_i915_private *dev_priv, enum dpio_phy phy, i915_reg_t reg, u32 mask, u32 expected, @@ -443,7 +481,7 @@ bool bxt_ddi_phy_verify_state(struct drm_i915_private *dev_priv, * at least on stepping A this bit is read-only and fixed at 0. */ - if (phy == DPIO_PHY0) { + if (phy_info->rcomp_phy != -1) { u32 grc_code = dev_priv->bxt_phy_grc; grc_code = grc_code << GRC_CODE_FAST_SHIFT | @@ -451,12 +489,12 @@ bool bxt_ddi_phy_verify_state(struct drm_i915_private *dev_priv, grc_code; mask = GRC_CODE_FAST_MASK | GRC_CODE_SLOW_MASK | GRC_CODE_NOM_MASK; - ok &= _CHK(BXT_PORT_REF_DW6(DPIO_PHY0), mask, grc_code, - "BXT_PORT_REF_DW6(%d)", DPIO_PHY0); + ok &= _CHK(BXT_PORT_REF_DW6(phy), mask, grc_code, + "BXT_PORT_REF_DW6(%d)", phy); mask = GRC_DIS | GRC_RDY_OVRD; - ok &= _CHK(BXT_PORT_REF_DW8(DPIO_PHY0), mask, mask, - "BXT_PORT_REF_DW8(%d)", DPIO_PHY0); + ok &= _CHK(BXT_PORT_REF_DW8(phy), mask, mask, + "BXT_PORT_REF_DW8(%d)", phy); } return ok; diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index 5fd76ee0f4ca..95034a06d4ad 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -848,22 +848,7 @@ static void skl_power_well_disable(struct drm_i915_private *dev_priv, static void bxt_dpio_cmn_power_well_enable(struct drm_i915_private *dev_priv, struct i915_power_well *power_well) { - enum skl_disp_power_wells power_well_id = power_well->id; - struct i915_power_well *cmn_a_well = NULL; - - if (power_well_id == BXT_DPIO_CMN_BC) { - /* - * We need to copy the GRC calibration value from the eDP PHY, - * so make sure it's powered up. - */ - cmn_a_well = lookup_power_well(dev_priv, BXT_DPIO_CMN_A); - intel_power_well_get(dev_priv, cmn_a_well); - } - bxt_ddi_phy_init(dev_priv, power_well->data); - - if (cmn_a_well) - intel_power_well_put(dev_priv, cmn_a_well); } static void bxt_dpio_cmn_power_well_disable(struct drm_i915_private *dev_priv, -- cgit v1.2.3 From ed37892e6df2a3caae4928583c211970a46375a6 Mon Sep 17 00:00:00 2001 From: Ander Conselvan de Oliveira Date: Wed, 19 Oct 2016 10:59:00 +0300 Subject: drm/i915: Address broxton phy registers based on phy and channel number The port registers related to the phys in broxton map to different channels and specific phys. Make that mapping explicit. v2: Pass enum dpio_phy to macros instead of mmio base. (Imre) v3: Fix typo in macros. (Imre) v4: Also change variables from u32 to enum dpio_phy. (Imre) Remove leftovers from previous version. (Imre) v5: Actually git add the changes. Signed-off-by: Ander Conselvan de Oliveira Reviewed-by: Imre Deak Link: http://patchwork.freedesktop.org/patch/msgid/1476863940-6019-1-git-send-email-ander.conselvan.de.oliveira@intel.com --- drivers/gpu/drm/i915/i915_drv.h | 2 + drivers/gpu/drm/i915/i915_reg.h | 141 ++++++++++++++++++---------------- drivers/gpu/drm/i915/intel_dpio_phy.c | 68 ++++++++++++---- drivers/gpu/drm/i915/intel_dpll_mgr.c | 84 +++++++++++--------- 4 files changed, 175 insertions(+), 120 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 7e79298dc9d2..a8f006e3b45d 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -3761,6 +3761,8 @@ u32 vlv_flisdsi_read(struct drm_i915_private *dev_priv, u32 reg); void vlv_flisdsi_write(struct drm_i915_private *dev_priv, u32 reg, u32 val); /* intel_dpio_phy.c */ +void bxt_port_to_phy_channel(enum port port, + enum dpio_phy *phy, enum dpio_channel *ch); void bxt_ddi_phy_set_signal_level(struct drm_i915_private *dev_priv, enum port port, u32 margin, u32 scale, u32 enable, u32 deemphasis); diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 44683f9286a1..3361d7ffc63e 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -1186,7 +1186,19 @@ enum skl_disp_power_wells { #define DPIO_UPAR_SHIFT 30 /* BXT PHY registers */ -#define _BXT_PHY(phy, a, b) _MMIO_PIPE((phy), (a), (b)) +#define _BXT_PHY0_BASE 0x6C000 +#define _BXT_PHY1_BASE 0x162000 +#define BXT_PHY_BASE(phy) _PIPE((phy), _BXT_PHY0_BASE, \ + _BXT_PHY1_BASE) + +#define _BXT_PHY(phy, reg) \ + _MMIO(BXT_PHY_BASE(phy) - _BXT_PHY0_BASE + (reg)) + +#define _BXT_PHY_CH(phy, ch, reg_ch0, reg_ch1) \ + (BXT_PHY_BASE(phy) + _PIPE((ch), (reg_ch0) - _BXT_PHY0_BASE, \ + (reg_ch1) - _BXT_PHY0_BASE)) +#define _MMIO_BXT_PHY_CH(phy, ch, reg_ch0, reg_ch1) \ + _MMIO(_BXT_PHY_CH(phy, ch, reg_ch0, reg_ch1)) #define BXT_P_CR_GT_DISP_PWRON _MMIO(0x138090) #define GT_DISPLAY_POWER_ON(phy) (1 << (phy)) @@ -1203,8 +1215,8 @@ enum skl_disp_power_wells { #define _PHY_CTL_FAMILY_EDP 0x64C80 #define _PHY_CTL_FAMILY_DDI 0x64C90 #define COMMON_RESET_DIS (1 << 31) -#define BXT_PHY_CTL_FAMILY(phy) _BXT_PHY((phy), _PHY_CTL_FAMILY_DDI, \ - _PHY_CTL_FAMILY_EDP) +#define BXT_PHY_CTL_FAMILY(phy) _MMIO_PIPE((phy), _PHY_CTL_FAMILY_DDI, \ + _PHY_CTL_FAMILY_EDP) /* BXT PHY PLL registers */ #define _PORT_PLL_A 0x46074 @@ -1224,18 +1236,18 @@ enum skl_disp_power_wells { #define PORT_PLL_P2_SHIFT 8 #define PORT_PLL_P2_MASK (0x1f << PORT_PLL_P2_SHIFT) #define PORT_PLL_P2(x) ((x) << PORT_PLL_P2_SHIFT) -#define BXT_PORT_PLL_EBB_0(port) _MMIO_PORT3(port, _PORT_PLL_EBB_0_A, \ - _PORT_PLL_EBB_0_B, \ - _PORT_PLL_EBB_0_C) +#define BXT_PORT_PLL_EBB_0(phy, ch) _MMIO_BXT_PHY_CH(phy, ch, \ + _PORT_PLL_EBB_0_B, \ + _PORT_PLL_EBB_0_C) #define _PORT_PLL_EBB_4_A 0x162038 #define _PORT_PLL_EBB_4_B 0x6C038 #define _PORT_PLL_EBB_4_C 0x6C344 #define PORT_PLL_10BIT_CLK_ENABLE (1 << 13) #define PORT_PLL_RECALIBRATE (1 << 14) -#define BXT_PORT_PLL_EBB_4(port) _MMIO_PORT3(port, _PORT_PLL_EBB_4_A, \ - _PORT_PLL_EBB_4_B, \ - _PORT_PLL_EBB_4_C) +#define BXT_PORT_PLL_EBB_4(phy, ch) _MMIO_BXT_PHY_CH(phy, ch, \ + _PORT_PLL_EBB_4_B, \ + _PORT_PLL_EBB_4_C) #define _PORT_PLL_0_A 0x162100 #define _PORT_PLL_0_B 0x6C100 @@ -1266,62 +1278,56 @@ enum skl_disp_power_wells { #define PORT_PLL_DCO_AMP_DEFAULT 15 #define PORT_PLL_DCO_AMP_MASK 0x3c00 #define PORT_PLL_DCO_AMP(x) ((x)<<10) -#define _PORT_PLL_BASE(port) _PORT3(port, _PORT_PLL_0_A, \ - _PORT_PLL_0_B, \ - _PORT_PLL_0_C) -#define BXT_PORT_PLL(port, idx) _MMIO(_PORT_PLL_BASE(port) + (idx) * 4) +#define _PORT_PLL_BASE(phy, ch) _BXT_PHY_CH(phy, ch, \ + _PORT_PLL_0_B, \ + _PORT_PLL_0_C) +#define BXT_PORT_PLL(phy, ch, idx) _MMIO(_PORT_PLL_BASE(phy, ch) + \ + (idx) * 4) /* BXT PHY common lane registers */ #define _PORT_CL1CM_DW0_A 0x162000 #define _PORT_CL1CM_DW0_BC 0x6C000 #define PHY_POWER_GOOD (1 << 16) #define PHY_RESERVED (1 << 7) -#define BXT_PORT_CL1CM_DW0(phy) _BXT_PHY((phy), _PORT_CL1CM_DW0_BC, \ - _PORT_CL1CM_DW0_A) +#define BXT_PORT_CL1CM_DW0(phy) _BXT_PHY((phy), _PORT_CL1CM_DW0_BC) #define _PORT_CL1CM_DW9_A 0x162024 #define _PORT_CL1CM_DW9_BC 0x6C024 #define IREF0RC_OFFSET_SHIFT 8 #define IREF0RC_OFFSET_MASK (0xFF << IREF0RC_OFFSET_SHIFT) -#define BXT_PORT_CL1CM_DW9(phy) _BXT_PHY((phy), _PORT_CL1CM_DW9_BC, \ - _PORT_CL1CM_DW9_A) +#define BXT_PORT_CL1CM_DW9(phy) _BXT_PHY((phy), _PORT_CL1CM_DW9_BC) #define _PORT_CL1CM_DW10_A 0x162028 #define _PORT_CL1CM_DW10_BC 0x6C028 #define IREF1RC_OFFSET_SHIFT 8 #define IREF1RC_OFFSET_MASK (0xFF << IREF1RC_OFFSET_SHIFT) -#define BXT_PORT_CL1CM_DW10(phy) _BXT_PHY((phy), _PORT_CL1CM_DW10_BC, \ - _PORT_CL1CM_DW10_A) +#define BXT_PORT_CL1CM_DW10(phy) _BXT_PHY((phy), _PORT_CL1CM_DW10_BC) #define _PORT_CL1CM_DW28_A 0x162070 #define _PORT_CL1CM_DW28_BC 0x6C070 #define OCL1_POWER_DOWN_EN (1 << 23) #define DW28_OLDO_DYN_PWR_DOWN_EN (1 << 22) #define SUS_CLK_CONFIG 0x3 -#define BXT_PORT_CL1CM_DW28(phy) _BXT_PHY((phy), _PORT_CL1CM_DW28_BC, \ - _PORT_CL1CM_DW28_A) +#define BXT_PORT_CL1CM_DW28(phy) _BXT_PHY((phy), _PORT_CL1CM_DW28_BC) #define _PORT_CL1CM_DW30_A 0x162078 #define _PORT_CL1CM_DW30_BC 0x6C078 #define OCL2_LDOFUSE_PWR_DIS (1 << 6) -#define BXT_PORT_CL1CM_DW30(phy) _BXT_PHY((phy), _PORT_CL1CM_DW30_BC, \ - _PORT_CL1CM_DW30_A) +#define BXT_PORT_CL1CM_DW30(phy) _BXT_PHY((phy), _PORT_CL1CM_DW30_BC) /* The spec defines this only for BXT PHY0, but lets assume that this * would exist for PHY1 too if it had a second channel. */ #define _PORT_CL2CM_DW6_A 0x162358 #define _PORT_CL2CM_DW6_BC 0x6C358 -#define BXT_PORT_CL2CM_DW6(phy) _BXT_PHY((phy), _PORT_CL2CM_DW6_BC, \ - _PORT_CL2CM_DW6_A) +#define BXT_PORT_CL2CM_DW6(phy) _BXT_PHY((phy), _PORT_CL2CM_DW6_BC) #define DW6_OLDO_DYN_PWR_DOWN_EN (1 << 28) /* BXT PHY Ref registers */ #define _PORT_REF_DW3_A 0x16218C #define _PORT_REF_DW3_BC 0x6C18C #define GRC_DONE (1 << 22) -#define BXT_PORT_REF_DW3(phy) _BXT_PHY((phy), _PORT_REF_DW3_BC, \ - _PORT_REF_DW3_A) +#define BXT_PORT_REF_DW3(phy) _BXT_PHY((phy), _PORT_REF_DW3_BC) #define _PORT_REF_DW6_A 0x162198 #define _PORT_REF_DW6_BC 0x6C198 @@ -1332,15 +1338,13 @@ enum skl_disp_power_wells { #define GRC_CODE_SLOW_SHIFT 8 #define GRC_CODE_SLOW_MASK (0xFF << GRC_CODE_SLOW_SHIFT) #define GRC_CODE_NOM_MASK 0xFF -#define BXT_PORT_REF_DW6(phy) _BXT_PHY((phy), _PORT_REF_DW6_BC, \ - _PORT_REF_DW6_A) +#define BXT_PORT_REF_DW6(phy) _BXT_PHY((phy), _PORT_REF_DW6_BC) #define _PORT_REF_DW8_A 0x1621A0 #define _PORT_REF_DW8_BC 0x6C1A0 #define GRC_DIS (1 << 15) #define GRC_RDY_OVRD (1 << 1) -#define BXT_PORT_REF_DW8(phy) _BXT_PHY((phy), _PORT_REF_DW8_BC, \ - _PORT_REF_DW8_A) +#define BXT_PORT_REF_DW8(phy) _BXT_PHY((phy), _PORT_REF_DW8_BC) /* BXT PHY PCS registers */ #define _PORT_PCS_DW10_LN01_A 0x162428 @@ -1349,12 +1353,13 @@ enum skl_disp_power_wells { #define _PORT_PCS_DW10_GRP_A 0x162C28 #define _PORT_PCS_DW10_GRP_B 0x6CC28 #define _PORT_PCS_DW10_GRP_C 0x6CE28 -#define BXT_PORT_PCS_DW10_LN01(port) _MMIO_PORT3(port, _PORT_PCS_DW10_LN01_A, \ - _PORT_PCS_DW10_LN01_B, \ - _PORT_PCS_DW10_LN01_C) -#define BXT_PORT_PCS_DW10_GRP(port) _MMIO_PORT3(port, _PORT_PCS_DW10_GRP_A, \ - _PORT_PCS_DW10_GRP_B, \ - _PORT_PCS_DW10_GRP_C) +#define BXT_PORT_PCS_DW10_LN01(phy, ch) _MMIO_BXT_PHY_CH(phy, ch, \ + _PORT_PCS_DW10_LN01_B, \ + _PORT_PCS_DW10_LN01_C) +#define BXT_PORT_PCS_DW10_GRP(phy, ch) _MMIO_BXT_PHY_CH(phy, ch, \ + _PORT_PCS_DW10_GRP_B, \ + _PORT_PCS_DW10_GRP_C) + #define TX2_SWING_CALC_INIT (1 << 31) #define TX1_SWING_CALC_INIT (1 << 30) @@ -1369,15 +1374,15 @@ enum skl_disp_power_wells { #define _PORT_PCS_DW12_GRP_C 0x6CE30 #define LANESTAGGER_STRAP_OVRD (1 << 6) #define LANE_STAGGER_MASK 0x1F -#define BXT_PORT_PCS_DW12_LN01(port) _MMIO_PORT3(port, _PORT_PCS_DW12_LN01_A, \ - _PORT_PCS_DW12_LN01_B, \ - _PORT_PCS_DW12_LN01_C) -#define BXT_PORT_PCS_DW12_LN23(port) _MMIO_PORT3(port, _PORT_PCS_DW12_LN23_A, \ - _PORT_PCS_DW12_LN23_B, \ - _PORT_PCS_DW12_LN23_C) -#define BXT_PORT_PCS_DW12_GRP(port) _MMIO_PORT3(port, _PORT_PCS_DW12_GRP_A, \ - _PORT_PCS_DW12_GRP_B, \ - _PORT_PCS_DW12_GRP_C) +#define BXT_PORT_PCS_DW12_LN01(phy, ch) _MMIO_BXT_PHY_CH(phy, ch, \ + _PORT_PCS_DW12_LN01_B, \ + _PORT_PCS_DW12_LN01_C) +#define BXT_PORT_PCS_DW12_LN23(phy, ch) _MMIO_BXT_PHY_CH(phy, ch, \ + _PORT_PCS_DW12_LN23_B, \ + _PORT_PCS_DW12_LN23_C) +#define BXT_PORT_PCS_DW12_GRP(phy, ch) _MMIO_BXT_PHY_CH(phy, ch, \ + _PORT_PCS_DW12_GRP_B, \ + _PORT_PCS_DW12_GRP_C) /* BXT PHY TX registers */ #define _BXT_LANE_OFFSET(lane) (((lane) >> 1) * 0x200 + \ @@ -1389,12 +1394,12 @@ enum skl_disp_power_wells { #define _PORT_TX_DW2_GRP_A 0x162D08 #define _PORT_TX_DW2_GRP_B 0x6CD08 #define _PORT_TX_DW2_GRP_C 0x6CF08 -#define BXT_PORT_TX_DW2_GRP(port) _MMIO_PORT3(port, _PORT_TX_DW2_GRP_A, \ - _PORT_TX_DW2_GRP_B, \ - _PORT_TX_DW2_GRP_C) -#define BXT_PORT_TX_DW2_LN0(port) _MMIO_PORT3(port, _PORT_TX_DW2_LN0_A, \ - _PORT_TX_DW2_LN0_B, \ - _PORT_TX_DW2_LN0_C) +#define BXT_PORT_TX_DW2_LN0(phy, ch) _MMIO_BXT_PHY_CH(phy, ch, \ + _PORT_TX_DW2_LN0_B, \ + _PORT_TX_DW2_LN0_C) +#define BXT_PORT_TX_DW2_GRP(phy, ch) _MMIO_BXT_PHY_CH(phy, ch, \ + _PORT_TX_DW2_GRP_B, \ + _PORT_TX_DW2_GRP_C) #define MARGIN_000_SHIFT 16 #define MARGIN_000 (0xFF << MARGIN_000_SHIFT) #define UNIQ_TRANS_SCALE_SHIFT 8 @@ -1406,12 +1411,12 @@ enum skl_disp_power_wells { #define _PORT_TX_DW3_GRP_A 0x162D0C #define _PORT_TX_DW3_GRP_B 0x6CD0C #define _PORT_TX_DW3_GRP_C 0x6CF0C -#define BXT_PORT_TX_DW3_GRP(port) _MMIO_PORT3(port, _PORT_TX_DW3_GRP_A, \ - _PORT_TX_DW3_GRP_B, \ - _PORT_TX_DW3_GRP_C) -#define BXT_PORT_TX_DW3_LN0(port) _MMIO_PORT3(port, _PORT_TX_DW3_LN0_A, \ - _PORT_TX_DW3_LN0_B, \ - _PORT_TX_DW3_LN0_C) +#define BXT_PORT_TX_DW3_LN0(phy, ch) _MMIO_BXT_PHY_CH(phy, ch, \ + _PORT_TX_DW3_LN0_B, \ + _PORT_TX_DW3_LN0_C) +#define BXT_PORT_TX_DW3_GRP(phy, ch) _MMIO_BXT_PHY_CH(phy, ch, \ + _PORT_TX_DW3_GRP_B, \ + _PORT_TX_DW3_GRP_C) #define SCALE_DCOMP_METHOD (1 << 26) #define UNIQUE_TRANGE_EN_METHOD (1 << 27) @@ -1421,12 +1426,12 @@ enum skl_disp_power_wells { #define _PORT_TX_DW4_GRP_A 0x162D10 #define _PORT_TX_DW4_GRP_B 0x6CD10 #define _PORT_TX_DW4_GRP_C 0x6CF10 -#define BXT_PORT_TX_DW4_LN0(port) _MMIO_PORT3(port, _PORT_TX_DW4_LN0_A, \ - _PORT_TX_DW4_LN0_B, \ - _PORT_TX_DW4_LN0_C) -#define BXT_PORT_TX_DW4_GRP(port) _MMIO_PORT3(port, _PORT_TX_DW4_GRP_A, \ - _PORT_TX_DW4_GRP_B, \ - _PORT_TX_DW4_GRP_C) +#define BXT_PORT_TX_DW4_LN0(phy, ch) _MMIO_BXT_PHY_CH(phy, ch, \ + _PORT_TX_DW4_LN0_B, \ + _PORT_TX_DW4_LN0_C) +#define BXT_PORT_TX_DW4_GRP(phy, ch) _MMIO_BXT_PHY_CH(phy, ch, \ + _PORT_TX_DW4_GRP_B, \ + _PORT_TX_DW4_GRP_C) #define DEEMPH_SHIFT 24 #define DE_EMPHASIS (0xFF << DEEMPH_SHIFT) @@ -1435,10 +1440,10 @@ enum skl_disp_power_wells { #define _PORT_TX_DW14_LN0_C 0x6C938 #define LATENCY_OPTIM_SHIFT 30 #define LATENCY_OPTIM (1 << LATENCY_OPTIM_SHIFT) -#define BXT_PORT_TX_DW14_LN(port, lane) _MMIO(_PORT3((port), _PORT_TX_DW14_LN0_A, \ - _PORT_TX_DW14_LN0_B, \ - _PORT_TX_DW14_LN0_C) + \ - _BXT_LANE_OFFSET(lane)) +#define BXT_PORT_TX_DW14_LN(phy, ch, lane) \ + _MMIO(_BXT_PHY_CH(phy, ch, _PORT_TX_DW14_LN0_B, \ + _PORT_TX_DW14_LN0_C) + \ + _BXT_LANE_OFFSET(lane)) /* UAIMI scratch pad register 1 */ #define UAIMI_SPR1 _MMIO(0x4F074) diff --git a/drivers/gpu/drm/i915/intel_dpio_phy.c b/drivers/gpu/drm/i915/intel_dpio_phy.c index 6711e3a53f13..4a6164a20718 100644 --- a/drivers/gpu/drm/i915/intel_dpio_phy.c +++ b/drivers/gpu/drm/i915/intel_dpio_phy.c @@ -167,26 +167,58 @@ static u32 bxt_phy_port_mask(const struct bxt_ddi_phy_info *phy_info) BIT(phy_info->channel[DPIO_CH0].port); } +void bxt_port_to_phy_channel(enum port port, + enum dpio_phy *phy, enum dpio_channel *ch) +{ + const struct bxt_ddi_phy_info *phy_info; + int i; + + for (i = 0; i < ARRAY_SIZE(bxt_ddi_phy_info); i++) { + phy_info = &bxt_ddi_phy_info[i]; + + if (port == phy_info->channel[DPIO_CH0].port) { + *phy = i; + *ch = DPIO_CH0; + return; + } + + if (phy_info->dual_channel && + port == phy_info->channel[DPIO_CH1].port) { + *phy = i; + *ch = DPIO_CH1; + return; + } + } + + WARN(1, "PHY not found for PORT %c", port_name(port)); + *phy = DPIO_PHY0; + *ch = DPIO_CH0; +} + void bxt_ddi_phy_set_signal_level(struct drm_i915_private *dev_priv, enum port port, u32 margin, u32 scale, u32 enable, u32 deemphasis) { u32 val; + enum dpio_phy phy; + enum dpio_channel ch; + + bxt_port_to_phy_channel(port, &phy, &ch); /* * While we write to the group register to program all lanes at once we * can read only lane registers and we pick lanes 0/1 for that. */ - val = I915_READ(BXT_PORT_PCS_DW10_LN01(port)); + val = I915_READ(BXT_PORT_PCS_DW10_LN01(phy, ch)); val &= ~(TX2_SWING_CALC_INIT | TX1_SWING_CALC_INIT); - I915_WRITE(BXT_PORT_PCS_DW10_GRP(port), val); + I915_WRITE(BXT_PORT_PCS_DW10_GRP(phy, ch), val); - val = I915_READ(BXT_PORT_TX_DW2_LN0(port)); + val = I915_READ(BXT_PORT_TX_DW2_LN0(phy, ch)); val &= ~(MARGIN_000 | UNIQ_TRANS_SCALE); val |= margin << MARGIN_000_SHIFT | scale << UNIQ_TRANS_SCALE_SHIFT; - I915_WRITE(BXT_PORT_TX_DW2_GRP(port), val); + I915_WRITE(BXT_PORT_TX_DW2_GRP(phy, ch), val); - val = I915_READ(BXT_PORT_TX_DW3_LN0(port)); + val = I915_READ(BXT_PORT_TX_DW3_LN0(phy, ch)); val &= ~SCALE_DCOMP_METHOD; if (enable) val |= SCALE_DCOMP_METHOD; @@ -194,16 +226,16 @@ void bxt_ddi_phy_set_signal_level(struct drm_i915_private *dev_priv, if ((val & UNIQUE_TRANGE_EN_METHOD) && !(val & SCALE_DCOMP_METHOD)) DRM_ERROR("Disabled scaling while ouniqetrangenmethod was set"); - I915_WRITE(BXT_PORT_TX_DW3_GRP(port), val); + I915_WRITE(BXT_PORT_TX_DW3_GRP(phy, ch), val); - val = I915_READ(BXT_PORT_TX_DW4_LN0(port)); + val = I915_READ(BXT_PORT_TX_DW4_LN0(phy, ch)); val &= ~DE_EMPHASIS; val |= deemphasis << DEEMPH_SHIFT; - I915_WRITE(BXT_PORT_TX_DW4_GRP(port), val); + I915_WRITE(BXT_PORT_TX_DW4_GRP(phy, ch), val); - val = I915_READ(BXT_PORT_PCS_DW10_LN01(port)); + val = I915_READ(BXT_PORT_PCS_DW10_LN01(phy, ch)); val |= TX2_SWING_CALC_INIT | TX1_SWING_CALC_INIT; - I915_WRITE(BXT_PORT_PCS_DW10_GRP(port), val); + I915_WRITE(BXT_PORT_PCS_DW10_GRP(phy, ch), val); } bool bxt_ddi_phy_is_enabled(struct drm_i915_private *dev_priv, @@ -490,7 +522,7 @@ bool bxt_ddi_phy_verify_state(struct drm_i915_private *dev_priv, mask = GRC_CODE_FAST_MASK | GRC_CODE_SLOW_MASK | GRC_CODE_NOM_MASK; ok &= _CHK(BXT_PORT_REF_DW6(phy), mask, grc_code, - "BXT_PORT_REF_DW6(%d)", phy); + "BXT_PORT_REF_DW6(%d)", phy); mask = GRC_DIS | GRC_RDY_OVRD; ok &= _CHK(BXT_PORT_REF_DW8(phy), mask, mask, @@ -525,10 +557,14 @@ void bxt_ddi_phy_set_lane_optim_mask(struct intel_encoder *encoder, struct intel_digital_port *dport = enc_to_dig_port(&encoder->base); struct drm_i915_private *dev_priv = to_i915(dport->base.base.dev); enum port port = dport->port; + enum dpio_phy phy; + enum dpio_channel ch; int lane; + bxt_port_to_phy_channel(port, &phy, &ch); + for (lane = 0; lane < 4; lane++) { - u32 val = I915_READ(BXT_PORT_TX_DW14_LN(port, lane)); + u32 val = I915_READ(BXT_PORT_TX_DW14_LN(phy, ch, lane)); /* * Note that on CHV this flag is called UPAR, but has @@ -538,7 +574,7 @@ void bxt_ddi_phy_set_lane_optim_mask(struct intel_encoder *encoder, if (lane_lat_optim_mask & BIT(lane)) val |= LATENCY_OPTIM; - I915_WRITE(BXT_PORT_TX_DW14_LN(port, lane), val); + I915_WRITE(BXT_PORT_TX_DW14_LN(phy, ch, lane), val); } } @@ -548,12 +584,16 @@ bxt_ddi_phy_get_lane_lat_optim_mask(struct intel_encoder *encoder) struct intel_digital_port *dport = enc_to_dig_port(&encoder->base); struct drm_i915_private *dev_priv = to_i915(dport->base.base.dev); enum port port = dport->port; + enum dpio_phy phy; + enum dpio_channel ch; int lane; uint8_t mask; + bxt_port_to_phy_channel(port, &phy, &ch); + mask = 0; for (lane = 0; lane < 4; lane++) { - u32 val = I915_READ(BXT_PORT_TX_DW14_LN(port, lane)); + u32 val = I915_READ(BXT_PORT_TX_DW14_LN(phy, ch, lane)); if (val & LATENCY_OPTIM) mask |= BIT(lane); diff --git a/drivers/gpu/drm/i915/intel_dpll_mgr.c b/drivers/gpu/drm/i915/intel_dpll_mgr.c index 605d0b509f24..21853a17b6d9 100644 --- a/drivers/gpu/drm/i915/intel_dpll_mgr.c +++ b/drivers/gpu/drm/i915/intel_dpll_mgr.c @@ -1371,6 +1371,10 @@ static void bxt_ddi_pll_enable(struct drm_i915_private *dev_priv, { uint32_t temp; enum port port = (enum port)pll->id; /* 1:1 port->PLL mapping */ + enum dpio_phy phy; + enum dpio_channel ch; + + bxt_port_to_phy_channel(port, &phy, &ch); /* Non-SSC reference */ temp = I915_READ(BXT_PORT_PLL_ENABLE(port)); @@ -1378,72 +1382,72 @@ static void bxt_ddi_pll_enable(struct drm_i915_private *dev_priv, I915_WRITE(BXT_PORT_PLL_ENABLE(port), temp); /* Disable 10 bit clock */ - temp = I915_READ(BXT_PORT_PLL_EBB_4(port)); + temp = I915_READ(BXT_PORT_PLL_EBB_4(phy, ch)); temp &= ~PORT_PLL_10BIT_CLK_ENABLE; - I915_WRITE(BXT_PORT_PLL_EBB_4(port), temp); + I915_WRITE(BXT_PORT_PLL_EBB_4(phy, ch), temp); /* Write P1 & P2 */ - temp = I915_READ(BXT_PORT_PLL_EBB_0(port)); + temp = I915_READ(BXT_PORT_PLL_EBB_0(phy, ch)); temp &= ~(PORT_PLL_P1_MASK | PORT_PLL_P2_MASK); temp |= pll->config.hw_state.ebb0; - I915_WRITE(BXT_PORT_PLL_EBB_0(port), temp); + I915_WRITE(BXT_PORT_PLL_EBB_0(phy, ch), temp); /* Write M2 integer */ - temp = I915_READ(BXT_PORT_PLL(port, 0)); + temp = I915_READ(BXT_PORT_PLL(phy, ch, 0)); temp &= ~PORT_PLL_M2_MASK; temp |= pll->config.hw_state.pll0; - I915_WRITE(BXT_PORT_PLL(port, 0), temp); + I915_WRITE(BXT_PORT_PLL(phy, ch, 0), temp); /* Write N */ - temp = I915_READ(BXT_PORT_PLL(port, 1)); + temp = I915_READ(BXT_PORT_PLL(phy, ch, 1)); temp &= ~PORT_PLL_N_MASK; temp |= pll->config.hw_state.pll1; - I915_WRITE(BXT_PORT_PLL(port, 1), temp); + I915_WRITE(BXT_PORT_PLL(phy, ch, 1), temp); /* Write M2 fraction */ - temp = I915_READ(BXT_PORT_PLL(port, 2)); + temp = I915_READ(BXT_PORT_PLL(phy, ch, 2)); temp &= ~PORT_PLL_M2_FRAC_MASK; temp |= pll->config.hw_state.pll2; - I915_WRITE(BXT_PORT_PLL(port, 2), temp); + I915_WRITE(BXT_PORT_PLL(phy, ch, 2), temp); /* Write M2 fraction enable */ - temp = I915_READ(BXT_PORT_PLL(port, 3)); + temp = I915_READ(BXT_PORT_PLL(phy, ch, 3)); temp &= ~PORT_PLL_M2_FRAC_ENABLE; temp |= pll->config.hw_state.pll3; - I915_WRITE(BXT_PORT_PLL(port, 3), temp); + I915_WRITE(BXT_PORT_PLL(phy, ch, 3), temp); /* Write coeff */ - temp = I915_READ(BXT_PORT_PLL(port, 6)); + temp = I915_READ(BXT_PORT_PLL(phy, ch, 6)); temp &= ~PORT_PLL_PROP_COEFF_MASK; temp &= ~PORT_PLL_INT_COEFF_MASK; temp &= ~PORT_PLL_GAIN_CTL_MASK; temp |= pll->config.hw_state.pll6; - I915_WRITE(BXT_PORT_PLL(port, 6), temp); + I915_WRITE(BXT_PORT_PLL(phy, ch, 6), temp); /* Write calibration val */ - temp = I915_READ(BXT_PORT_PLL(port, 8)); + temp = I915_READ(BXT_PORT_PLL(phy, ch, 8)); temp &= ~PORT_PLL_TARGET_CNT_MASK; temp |= pll->config.hw_state.pll8; - I915_WRITE(BXT_PORT_PLL(port, 8), temp); + I915_WRITE(BXT_PORT_PLL(phy, ch, 8), temp); - temp = I915_READ(BXT_PORT_PLL(port, 9)); + temp = I915_READ(BXT_PORT_PLL(phy, ch, 9)); temp &= ~PORT_PLL_LOCK_THRESHOLD_MASK; temp |= pll->config.hw_state.pll9; - I915_WRITE(BXT_PORT_PLL(port, 9), temp); + I915_WRITE(BXT_PORT_PLL(phy, ch, 9), temp); - temp = I915_READ(BXT_PORT_PLL(port, 10)); + temp = I915_READ(BXT_PORT_PLL(phy, ch, 10)); temp &= ~PORT_PLL_DCO_AMP_OVR_EN_H; temp &= ~PORT_PLL_DCO_AMP_MASK; temp |= pll->config.hw_state.pll10; - I915_WRITE(BXT_PORT_PLL(port, 10), temp); + I915_WRITE(BXT_PORT_PLL(phy, ch, 10), temp); /* Recalibrate with new settings */ - temp = I915_READ(BXT_PORT_PLL_EBB_4(port)); + temp = I915_READ(BXT_PORT_PLL_EBB_4(phy, ch)); temp |= PORT_PLL_RECALIBRATE; - I915_WRITE(BXT_PORT_PLL_EBB_4(port), temp); + I915_WRITE(BXT_PORT_PLL_EBB_4(phy, ch), temp); temp &= ~PORT_PLL_10BIT_CLK_ENABLE; temp |= pll->config.hw_state.ebb4; - I915_WRITE(BXT_PORT_PLL_EBB_4(port), temp); + I915_WRITE(BXT_PORT_PLL_EBB_4(phy, ch), temp); /* Enable PLL */ temp = I915_READ(BXT_PORT_PLL_ENABLE(port)); @@ -1459,11 +1463,11 @@ static void bxt_ddi_pll_enable(struct drm_i915_private *dev_priv, * While we write to the group register to program all lanes at once we * can read only lane registers and we pick lanes 0/1 for that. */ - temp = I915_READ(BXT_PORT_PCS_DW12_LN01(port)); + temp = I915_READ(BXT_PORT_PCS_DW12_LN01(phy, ch)); temp &= ~LANE_STAGGER_MASK; temp &= ~LANESTAGGER_STRAP_OVRD; temp |= pll->config.hw_state.pcsdw12; - I915_WRITE(BXT_PORT_PCS_DW12_GRP(port), temp); + I915_WRITE(BXT_PORT_PCS_DW12_GRP(phy, ch), temp); } static void bxt_ddi_pll_disable(struct drm_i915_private *dev_priv, @@ -1485,6 +1489,10 @@ static bool bxt_ddi_pll_get_hw_state(struct drm_i915_private *dev_priv, enum port port = (enum port)pll->id; /* 1:1 port->PLL mapping */ uint32_t val; bool ret; + enum dpio_phy phy; + enum dpio_channel ch; + + bxt_port_to_phy_channel(port, &phy, &ch); if (!intel_display_power_get_if_enabled(dev_priv, POWER_DOMAIN_PLLS)) return false; @@ -1495,36 +1503,36 @@ static bool bxt_ddi_pll_get_hw_state(struct drm_i915_private *dev_priv, if (!(val & PORT_PLL_ENABLE)) goto out; - hw_state->ebb0 = I915_READ(BXT_PORT_PLL_EBB_0(port)); + hw_state->ebb0 = I915_READ(BXT_PORT_PLL_EBB_0(phy, ch)); hw_state->ebb0 &= PORT_PLL_P1_MASK | PORT_PLL_P2_MASK; - hw_state->ebb4 = I915_READ(BXT_PORT_PLL_EBB_4(port)); + hw_state->ebb4 = I915_READ(BXT_PORT_PLL_EBB_4(phy, ch)); hw_state->ebb4 &= PORT_PLL_10BIT_CLK_ENABLE; - hw_state->pll0 = I915_READ(BXT_PORT_PLL(port, 0)); + hw_state->pll0 = I915_READ(BXT_PORT_PLL(phy, ch, 0)); hw_state->pll0 &= PORT_PLL_M2_MASK; - hw_state->pll1 = I915_READ(BXT_PORT_PLL(port, 1)); + hw_state->pll1 = I915_READ(BXT_PORT_PLL(phy, ch, 1)); hw_state->pll1 &= PORT_PLL_N_MASK; - hw_state->pll2 = I915_READ(BXT_PORT_PLL(port, 2)); + hw_state->pll2 = I915_READ(BXT_PORT_PLL(phy, ch, 2)); hw_state->pll2 &= PORT_PLL_M2_FRAC_MASK; - hw_state->pll3 = I915_READ(BXT_PORT_PLL(port, 3)); + hw_state->pll3 = I915_READ(BXT_PORT_PLL(phy, ch, 3)); hw_state->pll3 &= PORT_PLL_M2_FRAC_ENABLE; - hw_state->pll6 = I915_READ(BXT_PORT_PLL(port, 6)); + hw_state->pll6 = I915_READ(BXT_PORT_PLL(phy, ch, 6)); hw_state->pll6 &= PORT_PLL_PROP_COEFF_MASK | PORT_PLL_INT_COEFF_MASK | PORT_PLL_GAIN_CTL_MASK; - hw_state->pll8 = I915_READ(BXT_PORT_PLL(port, 8)); + hw_state->pll8 = I915_READ(BXT_PORT_PLL(phy, ch, 8)); hw_state->pll8 &= PORT_PLL_TARGET_CNT_MASK; - hw_state->pll9 = I915_READ(BXT_PORT_PLL(port, 9)); + hw_state->pll9 = I915_READ(BXT_PORT_PLL(phy, ch, 9)); hw_state->pll9 &= PORT_PLL_LOCK_THRESHOLD_MASK; - hw_state->pll10 = I915_READ(BXT_PORT_PLL(port, 10)); + hw_state->pll10 = I915_READ(BXT_PORT_PLL(phy, ch, 10)); hw_state->pll10 &= PORT_PLL_DCO_AMP_OVR_EN_H | PORT_PLL_DCO_AMP_MASK; @@ -1533,11 +1541,11 @@ static bool bxt_ddi_pll_get_hw_state(struct drm_i915_private *dev_priv, * can read only lane registers. We configure all lanes the same way, so * here just read out lanes 0/1 and output a note if lanes 2/3 differ. */ - hw_state->pcsdw12 = I915_READ(BXT_PORT_PCS_DW12_LN01(port)); - if (I915_READ(BXT_PORT_PCS_DW12_LN23(port)) != hw_state->pcsdw12) + hw_state->pcsdw12 = I915_READ(BXT_PORT_PCS_DW12_LN01(phy, ch)); + if (I915_READ(BXT_PORT_PCS_DW12_LN23(phy, ch)) != hw_state->pcsdw12) DRM_DEBUG_DRIVER("lane stagger config different for lane 01 (%08x) and 23 (%08x)\n", hw_state->pcsdw12, - I915_READ(BXT_PORT_PCS_DW12_LN23(port))); + I915_READ(BXT_PORT_PCS_DW12_LN23(phy, ch))); hw_state->pcsdw12 &= LANE_STAGGER_MASK | LANESTAGGER_STRAP_OVRD; ret = true; -- cgit v1.2.3 From 40dba341124bea94be8adbd60821eb2284aa24fe Mon Sep 17 00:00:00 2001 From: "Navare, Manasi D" Date: Wed, 26 Oct 2016 16:25:55 -0700 Subject: drm/i915: Change the placement of some static functions in intel_dp.c These static helper functions are required to be used during fallback link rate implemnetation so they need to be placed at the top of the file. v3: * Add cleanup to other patch (Mika Kahola) v2: * Dont move around functions declared in intel_drv.h (Rodrigo Vivi) Cc: Jani Nikula Cc: Daniel Vetter Cc: Ville Syrjala Signed-off-by: Manasi Navare Reviewed-by: Mika Kahola Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1477524358-16563-4-git-send-email-manasi.d.navare@intel.com --- drivers/gpu/drm/i915/intel_dp.c | 150 ++++++++++++++++++++-------------------- 1 file changed, 75 insertions(+), 75 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 8f313c1d374d..1063afe5174d 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -213,6 +213,81 @@ intel_dp_downstream_max_dotclock(struct intel_dp *intel_dp) return max_dotclk; } +static int +intel_dp_sink_rates(struct intel_dp *intel_dp, const int **sink_rates) +{ + if (intel_dp->num_sink_rates) { + *sink_rates = intel_dp->sink_rates; + return intel_dp->num_sink_rates; + } + + *sink_rates = default_rates; + + return (intel_dp_max_link_bw(intel_dp) >> 3) + 1; +} + +static int +intel_dp_source_rates(struct intel_dp *intel_dp, const int **source_rates) +{ + struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); + struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev); + int size; + + if (IS_BROXTON(dev_priv)) { + *source_rates = bxt_rates; + size = ARRAY_SIZE(bxt_rates); + } else if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) { + *source_rates = skl_rates; + size = ARRAY_SIZE(skl_rates); + } else { + *source_rates = default_rates; + size = ARRAY_SIZE(default_rates); + } + + /* This depends on the fact that 5.4 is last value in the array */ + if (!intel_dp_source_supports_hbr2(intel_dp)) + size--; + + return size; +} + +static int intersect_rates(const int *source_rates, int source_len, + const int *sink_rates, int sink_len, + int *common_rates) +{ + int i = 0, j = 0, k = 0; + + while (i < source_len && j < sink_len) { + if (source_rates[i] == sink_rates[j]) { + if (WARN_ON(k >= DP_MAX_SUPPORTED_RATES)) + return k; + common_rates[k] = source_rates[i]; + ++k; + ++i; + ++j; + } else if (source_rates[i] < sink_rates[j]) { + ++i; + } else { + ++j; + } + } + return k; +} + +static int intel_dp_common_rates(struct intel_dp *intel_dp, + int *common_rates) +{ + const int *source_rates, *sink_rates; + int source_len, sink_len; + + sink_len = intel_dp_sink_rates(intel_dp, &sink_rates); + source_len = intel_dp_source_rates(intel_dp, &source_rates); + + return intersect_rates(source_rates, source_len, + sink_rates, sink_len, + common_rates); +} + static enum drm_mode_status intel_dp_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode) @@ -1291,19 +1366,6 @@ intel_dp_aux_init(struct intel_dp *intel_dp) intel_dp->aux.transfer = intel_dp_aux_transfer; } -static int -intel_dp_sink_rates(struct intel_dp *intel_dp, const int **sink_rates) -{ - if (intel_dp->num_sink_rates) { - *sink_rates = intel_dp->sink_rates; - return intel_dp->num_sink_rates; - } - - *sink_rates = default_rates; - - return (intel_dp_max_link_bw(intel_dp) >> 3) + 1; -} - bool intel_dp_source_supports_hbr2(struct intel_dp *intel_dp) { struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); @@ -1316,31 +1378,6 @@ bool intel_dp_source_supports_hbr2(struct intel_dp *intel_dp) return false; } -static int -intel_dp_source_rates(struct intel_dp *intel_dp, const int **source_rates) -{ - struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); - struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev); - int size; - - if (IS_BROXTON(dev_priv)) { - *source_rates = bxt_rates; - size = ARRAY_SIZE(bxt_rates); - } else if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) { - *source_rates = skl_rates; - size = ARRAY_SIZE(skl_rates); - } else { - *source_rates = default_rates; - size = ARRAY_SIZE(default_rates); - } - - /* This depends on the fact that 5.4 is last value in the array */ - if (!intel_dp_source_supports_hbr2(intel_dp)) - size--; - - return size; -} - static void intel_dp_set_clock(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config) @@ -1375,43 +1412,6 @@ intel_dp_set_clock(struct intel_encoder *encoder, } } -static int intersect_rates(const int *source_rates, int source_len, - const int *sink_rates, int sink_len, - int *common_rates) -{ - int i = 0, j = 0, k = 0; - - while (i < source_len && j < sink_len) { - if (source_rates[i] == sink_rates[j]) { - if (WARN_ON(k >= DP_MAX_SUPPORTED_RATES)) - return k; - common_rates[k] = source_rates[i]; - ++k; - ++i; - ++j; - } else if (source_rates[i] < sink_rates[j]) { - ++i; - } else { - ++j; - } - } - return k; -} - -static int intel_dp_common_rates(struct intel_dp *intel_dp, - int *common_rates) -{ - const int *source_rates, *sink_rates; - int source_len, sink_len; - - sink_len = intel_dp_sink_rates(intel_dp, &sink_rates); - source_len = intel_dp_source_rates(intel_dp, &source_rates); - - return intersect_rates(source_rates, source_len, - sink_rates, sink_len, - common_rates); -} - static void snprintf_int_array(char *str, size_t len, const int *array, int nelem) { -- cgit v1.2.3 From 8b364b41ced2ac8eea9958ea084f10289a85419b Mon Sep 17 00:00:00 2001 From: Matt Roper Date: Wed, 26 Oct 2016 15:51:28 -0700 Subject: drm/i915: Rename for_each_plane -> for_each_universal_plane This macro's name is a bit misleading; it doesn't actually iterate over all planes since it omits the cursor plane. Its only uses are in gen9 code which is using it to iterate over the universal planes (which we treat as primary+sprites); in these cases the legacy cursor registers are programmed independently if necessary. The macro's iterator value (0 for primary plane, spritenum+1 for each secondary plane) also isn't meaningful outside the gen9 context where the hardware considers them to all be "universal" planes that follow this numbering. This is just a renaming/clarification patch with no functional change. However it will make the subsequent patches more clear. Signed-off-by: Matt Roper Link: http://patchwork.freedesktop.org/patch/msgid/1477522291-10874-2-git-send-email-matthew.d.roper@intel.com Reviewed-by: Paulo Zanoni --- drivers/gpu/drm/i915/i915_debugfs.c | 2 +- drivers/gpu/drm/i915/i915_drv.h | 2 +- drivers/gpu/drm/i915/intel_display.c | 2 +- drivers/gpu/drm/i915/intel_pm.c | 2 +- 4 files changed, 4 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index be92efe3453f..9f5a39209f52 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -3463,7 +3463,7 @@ static int i915_ddb_info(struct seq_file *m, void *unused) for_each_pipe(dev_priv, pipe) { seq_printf(m, "Pipe %c\n", pipe_name(pipe)); - for_each_plane(dev_priv, pipe, plane) { + for_each_universal_plane(dev_priv, pipe, plane) { entry = &ddb->plane[pipe][plane]; seq_printf(m, " Plane%-8d%8u%8u%8u\n", plane + 1, entry->start, entry->end, diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index a8f006e3b45d..930503aac46d 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -312,7 +312,7 @@ struct i915_hotplug { #define for_each_pipe_masked(__dev_priv, __p, __mask) \ for ((__p) = 0; (__p) < INTEL_INFO(__dev_priv)->num_pipes; (__p)++) \ for_each_if ((__mask) & (1 << (__p))) -#define for_each_plane(__dev_priv, __pipe, __p) \ +#define for_each_universal_plane(__dev_priv, __pipe, __p) \ for ((__p) = 0; \ (__p) < INTEL_INFO(__dev_priv)->num_sprites[(__pipe)] + 1; \ (__p)++) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 895b3dc50e3f..cb7dd11277fd 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -13485,7 +13485,7 @@ static void verify_wm_state(struct drm_crtc *crtc, sw_ddb = &dev_priv->wm.skl_hw.ddb; /* planes */ - for_each_plane(dev_priv, pipe, plane) { + for_each_universal_plane(dev_priv, pipe, plane) { hw_plane_wm = &hw_wm.planes[plane]; sw_plane_wm = &sw_wm->planes[plane]; diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 9e0e8741253e..58d3ba05b219 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3160,7 +3160,7 @@ void skl_ddb_get_hw_state(struct drm_i915_private *dev_priv, if (!intel_display_power_get_if_enabled(dev_priv, power_domain)) continue; - for_each_plane(dev_priv, pipe, plane) { + for_each_universal_plane(dev_priv, pipe, plane) { val = I915_READ(PLANE_BUF_CFG(pipe, plane)); skl_ddb_entry_init_from_hw(&ddb->plane[pipe][plane], val); -- cgit v1.2.3 From 2c4b49a0f73f142cdc81002eb306fd9b8b6308d9 Mon Sep 17 00:00:00 2001 From: Matt Roper Date: Wed, 26 Oct 2016 15:51:29 -0700 Subject: drm/i915: Use macro in place of open-coded for_each_universal_plane loop This was the only use of (misleadingly-named) intel_num_planes() function, so we can remove it as well. Signed-off-by: Matt Roper Link: http://patchwork.freedesktop.org/patch/msgid/1477522291-10874-3-git-send-email-matthew.d.roper@intel.com Reviewed-by: Paulo Zanoni --- drivers/gpu/drm/i915/intel_drv.h | 9 --------- drivers/gpu/drm/i915/intel_pm.c | 2 +- 2 files changed, 1 insertion(+), 10 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 29ab5260f100..ace222c74f71 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1108,15 +1108,6 @@ hdmi_to_dig_port(struct intel_hdmi *intel_hdmi) return container_of(intel_hdmi, struct intel_digital_port, hdmi); } -/* - * Returns the number of planes for this pipe, ie the number of sprites + 1 - * (primary plane). This doesn't count the cursor plane then. - */ -static inline unsigned int intel_num_planes(struct intel_crtc *crtc) -{ - return INTEL_INFO(crtc->base.dev)->num_sprites[crtc->pipe] + 1; -} - /* intel_fifo_underrun.c */ bool intel_set_cpu_fifo_underrun_reporting(struct drm_i915_private *dev_priv, enum pipe pipe, bool enable); diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 58d3ba05b219..6f19e60628ed 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -4232,7 +4232,7 @@ static void skl_update_wm(struct drm_crtc *crtc) if (crtc->state->active_changed) { int plane; - for (plane = 0; plane < intel_num_planes(intel_crtc); plane++) + for_each_universal_plane(dev_priv, pipe, plane) skl_write_plane_wm(intel_crtc, &pipe_wm->planes[plane], &results->ddb, plane); -- cgit v1.2.3 From fc0990903c479ecafc67f7bf030c68b19215f2d5 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 15:27:56 +0100 Subject: drm/i915: Remove insert-page shortcut from execbuf relocate_iomap() We are not allowed to touch the GTT entries underneath an atomic section, as they take a rpm wakelock (which is illegal from atomic context) and in the near future acquiring the DMA address for a page within an object may sleep for an allocation. This makes the current shortcircuit in relocation_iomap() for performing a second relocation on an adjacent page illegal, and we need to release the atomic iomapping, lookup the DMA, insert it into the GTT before reentering the atomic iomap section. As it happens, this is precisely what we do on if we are using an iomapping over the full object and not just a single page and by removing the shortcut, we do the right thing. Fixes: 9c870d03674f ("drm/i915: Use RPM as the barrier for controlling...") Signed-off-by: Chris Wilson Cc: Tvrtko Ursulin Link: http://patchwork.freedesktop.org/patch/msgid/20161028142756.3850-1-chris@chris-wilson.co.uk Reviewed-by: Tvrtko Ursulin --- drivers/gpu/drm/i915/i915_gem_execbuffer.c | 10 +--------- 1 file changed, 1 insertion(+), 9 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index e52affdcc125..4b1019edd8c2 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -418,15 +418,6 @@ static void *reloc_iomap(struct drm_i915_gem_object *obj, unsigned long offset; void *vaddr; - if (cache->node.allocated) { - wmb(); - ggtt->base.insert_page(&ggtt->base, - i915_gem_object_get_dma_address(obj, page), - cache->node.start, I915_CACHE_NONE, 0); - cache->page = page; - return unmask_page(cache->vaddr); - } - if (cache->vaddr) { io_mapping_unmap_atomic((void __force __iomem *) unmask_page(cache->vaddr)); } else { @@ -466,6 +457,7 @@ static void *reloc_iomap(struct drm_i915_gem_object *obj, offset = cache->node.start; if (cache->node.allocated) { + wmb(); ggtt->base.insert_page(&ggtt->base, i915_gem_object_get_dma_address(obj, page), offset, I915_CACHE_NONE, 0); -- cgit v1.2.3 From b52992c06c9020cecb1b9807855301e5f62ec968 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:24 +0100 Subject: drm/i915: Support asynchronous waits on struct fence from i915_gem_request We will need to wait on DMA completion (as signaled via struct fence) before executing our i915_gem_request. Therefore we want to expose a method for adding the await on the fence itself to the request. v2: Add a comment detailing a failure to handle a signal-on-any fence-array. v3: Pretend that magic numbers don't exist. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_drv.h | 3 ++ drivers/gpu/drm/i915/i915_gem.c | 2 +- drivers/gpu/drm/i915/i915_gem_execbuffer.c | 3 +- drivers/gpu/drm/i915/i915_gem_request.c | 48 ++++++++++++++++++++++++++++++ drivers/gpu/drm/i915/i915_gem_request.h | 6 ++-- 5 files changed, 58 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 930503aac46d..e95352cc5ac2 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1423,6 +1423,9 @@ struct i915_error_state_file_priv { struct drm_i915_error_state *error; }; +#define I915_RESET_TIMEOUT (10 * HZ) /* 10s */ +#define I915_FENCE_TIMEOUT (10 * HZ) /* 10s */ + struct i915_gpu_error { /* For hangcheck timer */ #define DRM_I915_HANGCHECK_PERIOD 1500 /* in ms */ diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 87018df94d68..0c186b75ec86 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -114,7 +114,7 @@ i915_gem_wait_for_error(struct i915_gpu_error *error) */ ret = wait_event_interruptible_timeout(error->reset_queue, !i915_reset_in_progress(error), - 10*HZ); + I915_RESET_TIMEOUT); if (ret == 0) { DRM_ERROR("Timed out waiting for the gpu reset to complete\n"); return -EIO; diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index 4b1019edd8c2..61365ae22b53 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -1134,7 +1134,8 @@ i915_gem_execbuffer_move_to_gpu(struct drm_i915_gem_request *req, if (resv) { ret = i915_sw_fence_await_reservation (&req->submit, resv, &i915_fence_ops, - obj->base.pending_write_domain, 10*HZ, + obj->base.pending_write_domain, + I915_FENCE_TIMEOUT, GFP_KERNEL | __GFP_NOWARN); if (ret < 0) return ret; diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c index f9af2a00625e..5e38bc04a4f0 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.c +++ b/drivers/gpu/drm/i915/i915_gem_request.c @@ -23,6 +23,7 @@ */ #include +#include #include "i915_drv.h" @@ -496,6 +497,53 @@ i915_gem_request_await_request(struct drm_i915_gem_request *to, return 0; } +int +i915_gem_request_await_dma_fence(struct drm_i915_gem_request *req, + struct dma_fence *fence) +{ + struct dma_fence_array *array; + int ret; + int i; + + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) + return 0; + + if (dma_fence_is_i915(fence)) + return i915_gem_request_await_request(req, to_request(fence)); + + if (!dma_fence_is_array(fence)) { + ret = i915_sw_fence_await_dma_fence(&req->submit, + fence, I915_FENCE_TIMEOUT, + GFP_KERNEL); + return ret < 0 ? ret : 0; + } + + /* Note that if the fence-array was created in signal-on-any mode, + * we should *not* decompose it into its individual fences. However, + * we don't currently store which mode the fence-array is operating + * in. Fortunately, the only user of signal-on-any is private to + * amdgpu and we should not see any incoming fence-array from + * sync-file being in signal-on-any mode. + */ + + array = to_dma_fence_array(fence); + for (i = 0; i < array->num_fences; i++) { + struct dma_fence *child = array->fences[i]; + + if (dma_fence_is_i915(child)) + ret = i915_gem_request_await_request(req, + to_request(child)); + else + ret = i915_sw_fence_await_dma_fence(&req->submit, + child, I915_FENCE_TIMEOUT, + GFP_KERNEL); + if (ret < 0) + return ret; + } + + return 0; +} + /** * i915_gem_request_await_object - set this request to (async) wait upon a bo * diff --git a/drivers/gpu/drm/i915/i915_gem_request.h b/drivers/gpu/drm/i915/i915_gem_request.h index bceeaa3a5193..4e6d038cc9de 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.h +++ b/drivers/gpu/drm/i915/i915_gem_request.h @@ -147,7 +147,7 @@ struct drm_i915_gem_request { extern const struct dma_fence_ops i915_fence_ops; -static inline bool fence_is_i915(struct dma_fence *fence) +static inline bool dma_fence_is_i915(const struct dma_fence *fence) { return fence->ops == &i915_fence_ops; } @@ -176,7 +176,7 @@ to_request(struct dma_fence *fence) { /* We assume that NULL fence/request are interoperable */ BUILD_BUG_ON(offsetof(struct drm_i915_gem_request, fence) != 0); - GEM_BUG_ON(fence && !fence_is_i915(fence)); + GEM_BUG_ON(fence && !dma_fence_is_i915(fence)); return container_of(fence, struct drm_i915_gem_request, fence); } @@ -214,6 +214,8 @@ int i915_gem_request_await_object(struct drm_i915_gem_request *to, struct drm_i915_gem_object *obj, bool write); +int i915_gem_request_await_dma_fence(struct drm_i915_gem_request *req, + struct dma_fence *fence); void __i915_add_request(struct drm_i915_gem_request *req, bool flush_caches); #define i915_add_request(req) \ -- cgit v1.2.3 From 7e941861c9c2aa69c0ef6665e2c0c1174c4a4b0e Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:25 +0100 Subject: drm/i915: Allow i915_sw_fence_await_sw_fence() to allocate In forthcoming patches, we want to be able to dynamically allocate the wait_queue_t used whilst awaiting. This is more convenient if we extend the i915_sw_fence_await_sw_fence() to perform the allocation for us if we pass in a gfp mask as an alternative than a preallocated struct. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-2-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_sw_fence.c | 40 ++++++++++++++++++++++++++++++++---- drivers/gpu/drm/i915/i915_sw_fence.h | 8 ++++++++ 2 files changed, 44 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_sw_fence.c b/drivers/gpu/drm/i915/i915_sw_fence.c index 8185002d7ec8..95f2f12e0917 100644 --- a/drivers/gpu/drm/i915/i915_sw_fence.c +++ b/drivers/gpu/drm/i915/i915_sw_fence.c @@ -13,6 +13,8 @@ #include "i915_sw_fence.h" +#define I915_SW_FENCE_FLAG_ALLOC BIT(3) /* after WQ_FLAG_* for safety */ + static DEFINE_SPINLOCK(i915_sw_fence_lock); static int __i915_sw_fence_notify(struct i915_sw_fence *fence, @@ -135,6 +137,8 @@ static int i915_sw_fence_wake(wait_queue_t *wq, unsigned mode, int flags, void * list_del(&wq->task_list); __i915_sw_fence_complete(wq->private, key); i915_sw_fence_put(wq->private); + if (wq->flags & I915_SW_FENCE_FLAG_ALLOC) + kfree(wq); return 0; } @@ -192,9 +196,9 @@ static bool i915_sw_fence_check_if_after(struct i915_sw_fence *fence, return err; } -int i915_sw_fence_await_sw_fence(struct i915_sw_fence *fence, - struct i915_sw_fence *signaler, - wait_queue_t *wq) +static int __i915_sw_fence_await_sw_fence(struct i915_sw_fence *fence, + struct i915_sw_fence *signaler, + wait_queue_t *wq, gfp_t gfp) { unsigned long flags; int pending; @@ -206,8 +210,22 @@ int i915_sw_fence_await_sw_fence(struct i915_sw_fence *fence, if (unlikely(i915_sw_fence_check_if_after(fence, signaler))) return -EINVAL; + pending = 0; + if (!wq) { + wq = kmalloc(sizeof(*wq), gfp); + if (!wq) { + if (!gfpflags_allow_blocking(gfp)) + return -ENOMEM; + + i915_sw_fence_wait(signaler); + return 0; + } + + pending |= I915_SW_FENCE_FLAG_ALLOC; + } + INIT_LIST_HEAD(&wq->task_list); - wq->flags = 0; + wq->flags = pending; wq->func = i915_sw_fence_wake; wq->private = i915_sw_fence_get(fence); @@ -226,6 +244,20 @@ int i915_sw_fence_await_sw_fence(struct i915_sw_fence *fence, return pending; } +int i915_sw_fence_await_sw_fence(struct i915_sw_fence *fence, + struct i915_sw_fence *signaler, + wait_queue_t *wq) +{ + return __i915_sw_fence_await_sw_fence(fence, signaler, wq, 0); +} + +int i915_sw_fence_await_sw_fence_gfp(struct i915_sw_fence *fence, + struct i915_sw_fence *signaler, + gfp_t gfp) +{ + return __i915_sw_fence_await_sw_fence(fence, signaler, NULL, gfp); +} + struct i915_sw_dma_fence_cb { struct dma_fence_cb base; struct i915_sw_fence *fence; diff --git a/drivers/gpu/drm/i915/i915_sw_fence.h b/drivers/gpu/drm/i915/i915_sw_fence.h index cd239e92f67f..707dfc4f0da5 100644 --- a/drivers/gpu/drm/i915/i915_sw_fence.h +++ b/drivers/gpu/drm/i915/i915_sw_fence.h @@ -46,6 +46,9 @@ void i915_sw_fence_commit(struct i915_sw_fence *fence); int i915_sw_fence_await_sw_fence(struct i915_sw_fence *fence, struct i915_sw_fence *after, wait_queue_t *wq); +int i915_sw_fence_await_sw_fence_gfp(struct i915_sw_fence *fence, + struct i915_sw_fence *after, + gfp_t gfp); int i915_sw_fence_await_dma_fence(struct i915_sw_fence *fence, struct dma_fence *dma, unsigned long timeout, @@ -62,4 +65,9 @@ static inline bool i915_sw_fence_done(const struct i915_sw_fence *fence) return atomic_read(&fence->pending) < 0; } +static inline void i915_sw_fence_wait(struct i915_sw_fence *fence) +{ + wait_event(fence->wait, i915_sw_fence_done(fence)); +} + #endif /* _I915_SW_FENCE_H_ */ -- cgit v1.2.3 From c92ac094a9c647ebcff56c0535f865bc7f2aa052 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:26 +0100 Subject: drm/i915: Remove superfluous wait_for_error() from throttle-ioctl The throttle-ioctl never touches the struct_mutex. It does, however, as part of its ABI report whether the hardware is terminally wedged. For that purposes, it only has to report the current state and not incur the cost of checking/waiting every invocation, as we do not have to wait for a reset before waiting on a request to ensure completion (that is baked into the wait request implementation). Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-3-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem.c | 4 ---- 1 file changed, 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 0c186b75ec86..1254143ab121 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -3705,10 +3705,6 @@ i915_gem_ring_throttle(struct drm_device *dev, struct drm_file *file) struct drm_i915_gem_request *request, *target = NULL; int ret; - ret = i915_gem_wait_for_error(&dev_priv->gpu_error); - if (ret) - return ret; - /* ABI: return -EIO if already wedged */ if (i915_terminally_wedged(&dev_priv->gpu_error)) return -EIO; -- cgit v1.2.3 From 2e36991a8aa2fb5b06eee7958cced0665ea6f35d Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:28 +0100 Subject: drm/i915: Remove unused i915_gem_active_wait() in favour of _unlocked() Since we only use the more generic unlocked variant, just rename it as the normal i915_gem_active_wait(). The temporary cost is that we need to always acquire the reference in a RCU safe manner, but the benefit is that we will combine the common paths. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-5-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem_request.h | 34 +++------------------------------ drivers/gpu/drm/i915/intel_ringbuffer.h | 2 +- 2 files changed, 4 insertions(+), 32 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_request.h b/drivers/gpu/drm/i915/i915_gem_request.h index ae0913adfec6..602234f91583 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.h +++ b/drivers/gpu/drm/i915/i915_gem_request.h @@ -569,40 +569,13 @@ i915_gem_active_is_idle(const struct i915_gem_active *active, } /** - * i915_gem_active_wait - waits until the request is completed - * @active - the active request on which to wait - * - * i915_gem_active_wait() waits until the request is completed before - * returning. Note that it does not guarantee that the request is - * retired first, see i915_gem_active_retire(). - * - * i915_gem_active_wait() returns immediately if the active - * request is already complete. - */ -static inline int __must_check -i915_gem_active_wait(const struct i915_gem_active *active, struct mutex *mutex) -{ - struct drm_i915_gem_request *request; - long ret; - - request = i915_gem_active_peek(active, mutex); - if (!request) - return 0; - - ret = i915_wait_request(request, - I915_WAIT_INTERRUPTIBLE | I915_WAIT_LOCKED, - MAX_SCHEDULE_TIMEOUT); - return ret < 0 ? ret : 0; -} - -/** - * i915_gem_active_wait_unlocked - waits until the request is completed + * i915_gem_active_wait- waits until the request is completed * @active - the active request on which to wait * @flags - how to wait * @timeout - how long to wait at most * @rps - userspace client to charge for a waitboost * - * i915_gem_active_wait_unlocked() waits until the request is completed before + * i915_gem_active_wait() waits until the request is completed before * returning, without requiring any locks to be held. Note that it does not * retire any requests before returning. * @@ -618,8 +591,7 @@ i915_gem_active_wait(const struct i915_gem_active *active, struct mutex *mutex) * Returns 0 if successful, or a negative error code. */ static inline int -i915_gem_active_wait_unlocked(const struct i915_gem_active *active, - unsigned int flags) +i915_gem_active_wait(const struct i915_gem_active *active, unsigned int flags) { struct drm_i915_gem_request *request; long ret = 0; diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index 884a5ae2225d..09bb89cfb7c3 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -524,7 +524,7 @@ static inline int intel_engine_idle(struct intel_engine_cs *engine, unsigned int flags) { /* Wait upon the last request to be completed */ - return i915_gem_active_wait_unlocked(&engine->last_request, flags); + return i915_gem_active_wait(&engine->last_request, flags); } int intel_init_render_ring_buffer(struct intel_engine_cs *engine); -- cgit v1.2.3 From f8a7fde4561067a8ebc956b27afeb530ac97cb9d Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:29 +0100 Subject: drm/i915: Defer active reference until required We only need the active reference to keep the object alive after the handle has been deleted (so as to prevent a synchronous gem_close). Why then pay the price of a kref on every execbuf when we can insert that final active ref just in time for the handle deletion? Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-6-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_drv.h | 28 ++++++++++++++++++++++++++++ drivers/gpu/drm/i915/i915_gem.c | 22 +++++++++++++++++++++- drivers/gpu/drm/i915/i915_gem_batch_pool.c | 2 +- drivers/gpu/drm/i915/i915_gem_context.c | 2 +- drivers/gpu/drm/i915/i915_gem_execbuffer.c | 2 -- drivers/gpu/drm/i915/i915_gem_gtt.c | 7 ++++++- drivers/gpu/drm/i915/i915_gem_render_state.c | 3 ++- drivers/gpu/drm/i915/intel_ringbuffer.c | 15 ++++++++++++--- 8 files changed, 71 insertions(+), 10 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index cf4b2427aff3..edc59d08d017 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2246,6 +2246,12 @@ struct drm_i915_gem_object { #define __I915_BO_ACTIVE(bo) \ ((READ_ONCE((bo)->flags) >> I915_BO_ACTIVE_SHIFT) & I915_BO_ACTIVE_MASK) + /** + * Have we taken a reference for the object for incomplete GPU + * activity? + */ +#define I915_BO_ACTIVE_REF (I915_BO_ACTIVE_SHIFT + I915_NUM_ENGINES) + /** * This is set if the object has been written to since last bound * to the GTT @@ -2407,6 +2413,28 @@ i915_gem_object_has_active_engine(const struct drm_i915_gem_object *obj, return obj->flags & BIT(engine + I915_BO_ACTIVE_SHIFT); } +static inline bool +i915_gem_object_has_active_reference(const struct drm_i915_gem_object *obj) +{ + return test_bit(I915_BO_ACTIVE_REF, &obj->flags); +} + +static inline void +i915_gem_object_set_active_reference(struct drm_i915_gem_object *obj) +{ + lockdep_assert_held(&obj->base.dev->struct_mutex); + __set_bit(I915_BO_ACTIVE_REF, &obj->flags); +} + +static inline void +i915_gem_object_clear_active_reference(struct drm_i915_gem_object *obj) +{ + lockdep_assert_held(&obj->base.dev->struct_mutex); + __clear_bit(I915_BO_ACTIVE_REF, &obj->flags); +} + +void __i915_gem_object_release_unless_active(struct drm_i915_gem_object *obj); + static inline unsigned int i915_gem_object_get_tiling(struct drm_i915_gem_object *obj) { diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 537f502123ea..c0103044dede 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2661,7 +2661,10 @@ i915_gem_object_retire__read(struct i915_gem_active *active, list_move_tail(&obj->global_list, &request->i915->mm.bound_list); - i915_gem_object_put(obj); + if (i915_gem_object_has_active_reference(obj)) { + i915_gem_object_clear_active_reference(obj); + i915_gem_object_put(obj); + } } static bool i915_context_is_banned(const struct i915_gem_context *ctx) @@ -2935,6 +2938,12 @@ void i915_gem_close_object(struct drm_gem_object *gem, struct drm_file *file) list_for_each_entry_safe(vma, vn, &obj->vma_list, obj_link) if (vma->vm->file == fpriv) i915_vma_close(vma); + + if (i915_gem_object_is_active(obj) && + !i915_gem_object_has_active_reference(obj)) { + i915_gem_object_set_active_reference(obj); + i915_gem_object_get(obj); + } mutex_unlock(&obj->base.dev->struct_mutex); } @@ -4475,6 +4484,17 @@ void i915_gem_free_object(struct drm_gem_object *gem_obj) intel_runtime_pm_put(dev_priv); } +void __i915_gem_object_release_unless_active(struct drm_i915_gem_object *obj) +{ + lockdep_assert_held(&obj->base.dev->struct_mutex); + + GEM_BUG_ON(i915_gem_object_has_active_reference(obj)); + if (i915_gem_object_is_active(obj)) + i915_gem_object_set_active_reference(obj); + else + i915_gem_object_put(obj); +} + int i915_gem_suspend(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); diff --git a/drivers/gpu/drm/i915/i915_gem_batch_pool.c b/drivers/gpu/drm/i915/i915_gem_batch_pool.c index ed989596d9a3..cb25cad3318c 100644 --- a/drivers/gpu/drm/i915/i915_gem_batch_pool.c +++ b/drivers/gpu/drm/i915/i915_gem_batch_pool.c @@ -73,7 +73,7 @@ void i915_gem_batch_pool_fini(struct i915_gem_batch_pool *pool) list_for_each_entry_safe(obj, next, &pool->cache_list[n], batch_pool_link) - i915_gem_object_put(obj); + __i915_gem_object_release_unless_active(obj); INIT_LIST_HEAD(&pool->cache_list[n]); } diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c index 5dca32ac1c67..47e888cc721f 100644 --- a/drivers/gpu/drm/i915/i915_gem_context.c +++ b/drivers/gpu/drm/i915/i915_gem_context.c @@ -155,7 +155,7 @@ void i915_gem_context_free(struct kref *ctx_ref) if (ce->ring) intel_ring_free(ce->ring); - i915_vma_put(ce->state); + __i915_gem_object_release_unless_active(ce->state->obj); } put_pid(ctx->pid); diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index 61365ae22b53..4cafce97998a 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -1290,8 +1290,6 @@ void i915_vma_move_to_active(struct i915_vma *vma, * add the active reference first and queue for it to be dropped * *last*. */ - if (!i915_gem_object_is_active(obj)) - i915_gem_object_get(obj); i915_gem_object_set_active(obj, idx); i915_gem_active_set(&obj->last_read[idx], req); diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 947d5ad51fb7..a3a364478a89 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -3734,11 +3734,16 @@ void __iomem *i915_vma_pin_iomap(struct i915_vma *vma) void i915_vma_unpin_and_release(struct i915_vma **p_vma) { struct i915_vma *vma; + struct drm_i915_gem_object *obj; vma = fetch_and_zero(p_vma); if (!vma) return; + obj = vma->obj; + i915_vma_unpin(vma); - i915_vma_put(vma); + i915_vma_close(vma); + + __i915_gem_object_release_unless_active(obj); } diff --git a/drivers/gpu/drm/i915/i915_gem_render_state.c b/drivers/gpu/drm/i915/i915_gem_render_state.c index a98c0f42badd..e7c3dbcc6c81 100644 --- a/drivers/gpu/drm/i915/i915_gem_render_state.c +++ b/drivers/gpu/drm/i915/i915_gem_render_state.c @@ -224,7 +224,8 @@ int i915_gem_render_state_init(struct drm_i915_gem_request *req) i915_vma_move_to_active(so.vma, req, 0); err_unpin: i915_vma_unpin(so.vma); + i915_vma_close(so.vma); err_obj: - i915_gem_object_put(obj); + __i915_gem_object_release_unless_active(obj); return ret; } diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 8ef735faa603..8eee9675d3bf 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -1762,14 +1762,19 @@ static void cleanup_phys_status_page(struct intel_engine_cs *engine) static void cleanup_status_page(struct intel_engine_cs *engine) { struct i915_vma *vma; + struct drm_i915_gem_object *obj; vma = fetch_and_zero(&engine->status_page.vma); if (!vma) return; + obj = vma->obj; + i915_vma_unpin(vma); - i915_gem_object_unpin_map(vma->obj); - i915_vma_put(vma); + i915_vma_close(vma); + + i915_gem_object_unpin_map(obj); + __i915_gem_object_release_unless_active(obj); } static int init_status_page(struct intel_engine_cs *engine) @@ -1967,7 +1972,11 @@ intel_engine_create_ring(struct intel_engine_cs *engine, int size) void intel_ring_free(struct intel_ring *ring) { - i915_vma_put(ring->vma); + struct drm_i915_gem_object *obj = ring->vma->obj; + + i915_vma_close(ring->vma); + __i915_gem_object_release_unless_active(obj); + kfree(ring); } -- cgit v1.2.3 From e95433c73a11759203af1cae5958f998c9673370 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:27 +0100 Subject: drm/i915: Rearrange i915_wait_request() accounting with callers Our low-level wait routine has evolved from our generic wait interface that handled unlocked, RPS boosting, waits with time tracking. If we push our GEM fence tracking to use reservation_objects (required for handling multiple timelines), we lose the ability to pass the required information down to i915_wait_request(). However, if we push the extra functionality from i915_wait_request() to the individual callsites (i915_gem_object_wait_rendering and i915_gem_wait_ioctl) that make use of those extras, we can both simplify our low level wait and prepare for extending the GEM interface for use of reservation_objects. v2: Rewrite i915_wait_request() kerneldocs Signed-off-by: Chris Wilson Cc: Matthew Auld Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-4-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/gvt/scheduler.c | 9 +- drivers/gpu/drm/i915/i915_drv.h | 7 +- drivers/gpu/drm/i915/i915_gem.c | 309 ++++++++++++++++++++++++-------- drivers/gpu/drm/i915/i915_gem_request.c | 146 ++++----------- drivers/gpu/drm/i915/i915_gem_request.h | 32 ++-- drivers/gpu/drm/i915/i915_gem_userptr.c | 12 +- drivers/gpu/drm/i915/intel_display.c | 27 +-- drivers/gpu/drm/i915/intel_ringbuffer.c | 14 +- drivers/gpu/drm/i915/intel_ringbuffer.h | 3 +- 9 files changed, 316 insertions(+), 243 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c index f7e320b9b17a..18acb45dd14d 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.c +++ b/drivers/gpu/drm/i915/gvt/scheduler.c @@ -400,6 +400,7 @@ static int workload_thread(void *priv) int ring_id = p->ring_id; struct intel_gvt_workload_scheduler *scheduler = &gvt->scheduler; struct intel_vgpu_workload *workload = NULL; + long lret; int ret; bool need_force_wake = IS_SKYLAKE(gvt->dev_priv); DEFINE_WAIT_FUNC(wait, woken_wake_function); @@ -449,10 +450,12 @@ static int workload_thread(void *priv) gvt_dbg_sched("ring id %d wait workload %p\n", workload->ring_id, workload); - workload->status = i915_wait_request(workload->req, - 0, NULL, NULL); - if (workload->status != 0) + lret = i915_wait_request(workload->req, + 0, MAX_SCHEDULE_TIMEOUT); + if (lret < 0) { + workload->status = lret; gvt_err("fail to wait workload, skip\n"); + } complete: gvt_dbg_sched("will complete workload %p\n, status: %d\n", diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index e95352cc5ac2..cf4b2427aff3 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -3319,9 +3319,10 @@ int __must_check i915_gem_wait_for_idle(struct drm_i915_private *dev_priv, int __must_check i915_gem_suspend(struct drm_device *dev); void i915_gem_resume(struct drm_device *dev); int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf); -int __must_check -i915_gem_object_wait_rendering(struct drm_i915_gem_object *obj, - bool readonly); +int i915_gem_object_wait(struct drm_i915_gem_object *obj, + unsigned int flags, + long timeout, + struct intel_rps_client *rps); int __must_check i915_gem_object_set_to_gtt_domain(struct drm_i915_gem_object *obj, bool write); diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 1254143ab121..537f502123ea 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -292,7 +292,12 @@ int i915_gem_object_unbind(struct drm_i915_gem_object *obj) * must wait for all rendering to complete to the object (as unbinding * must anyway), and retire the requests. */ - ret = i915_gem_object_wait_rendering(obj, false); + ret = i915_gem_object_wait(obj, + I915_WAIT_INTERRUPTIBLE | + I915_WAIT_LOCKED | + I915_WAIT_ALL, + MAX_SCHEDULE_TIMEOUT, + NULL); if (ret) return ret; @@ -311,88 +316,172 @@ int i915_gem_object_unbind(struct drm_i915_gem_object *obj) return ret; } -/** - * Ensures that all rendering to the object has completed and the object is - * safe to unbind from the GTT or access from the CPU. - * @obj: i915 gem object - * @readonly: waiting for just read access or read-write access - */ -int -i915_gem_object_wait_rendering(struct drm_i915_gem_object *obj, - bool readonly) +static long +i915_gem_object_wait_fence(struct dma_fence *fence, + unsigned int flags, + long timeout, + struct intel_rps_client *rps) { - struct reservation_object *resv; - struct i915_gem_active *active; - unsigned long active_mask; - int idx; + struct drm_i915_gem_request *rq; - lockdep_assert_held(&obj->base.dev->struct_mutex); + BUILD_BUG_ON(I915_WAIT_INTERRUPTIBLE != 0x1); - if (!readonly) { - active = obj->last_read; - active_mask = i915_gem_object_get_active(obj); - } else { - active_mask = 1; - active = &obj->last_write; + if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags)) + return timeout; + + if (!dma_fence_is_i915(fence)) + return dma_fence_wait_timeout(fence, + flags & I915_WAIT_INTERRUPTIBLE, + timeout); + + rq = to_request(fence); + if (i915_gem_request_completed(rq)) + goto out; + + /* This client is about to stall waiting for the GPU. In many cases + * this is undesirable and limits the throughput of the system, as + * many clients cannot continue processing user input/output whilst + * blocked. RPS autotuning may take tens of milliseconds to respond + * to the GPU load and thus incurs additional latency for the client. + * We can circumvent that by promoting the GPU frequency to maximum + * before we wait. This makes the GPU throttle up much more quickly + * (good for benchmarks and user experience, e.g. window animations), + * but at a cost of spending more power processing the workload + * (bad for battery). Not all clients even want their results + * immediately and for them we should just let the GPU select its own + * frequency to maximise efficiency. To prevent a single client from + * forcing the clocks too high for the whole system, we only allow + * each client to waitboost once in a busy period. + */ + if (rps) { + if (INTEL_GEN(rq->i915) >= 6) + gen6_rps_boost(rq->i915, rps, rq->emitted_jiffies); + else + rps = NULL; } - for_each_active(active_mask, idx) { + timeout = i915_wait_request(rq, flags, timeout); + +out: + if (flags & I915_WAIT_LOCKED && i915_gem_request_completed(rq)) + i915_gem_request_retire_upto(rq); + + if (rps && rq->fence.seqno == rq->engine->last_submitted_seqno) { + /* The GPU is now idle and this client has stalled. + * Since no other client has submitted a request in the + * meantime, assume that this client is the only one + * supplying work to the GPU but is unable to keep that + * work supplied because it is waiting. Since the GPU is + * then never kept fully busy, RPS autoclocking will + * keep the clocks relatively low, causing further delays. + * Compensate by giving the synchronous client credit for + * a waitboost next time. + */ + spin_lock(&rq->i915->rps.client_lock); + list_del_init(&rps->link); + spin_unlock(&rq->i915->rps.client_lock); + } + + return timeout; +} + +static long +i915_gem_object_wait_reservation(struct reservation_object *resv, + unsigned int flags, + long timeout, + struct intel_rps_client *rps) +{ + struct dma_fence *excl; + + if (flags & I915_WAIT_ALL) { + struct dma_fence **shared; + unsigned int count, i; int ret; - ret = i915_gem_active_wait(&active[idx], - &obj->base.dev->struct_mutex); + ret = reservation_object_get_fences_rcu(resv, + &excl, &count, &shared); if (ret) return ret; - } - resv = i915_gem_object_get_dmabuf_resv(obj); - if (resv) { - long err; + for (i = 0; i < count; i++) { + timeout = i915_gem_object_wait_fence(shared[i], + flags, timeout, + rps); + if (timeout <= 0) + break; + + dma_fence_put(shared[i]); + } - err = reservation_object_wait_timeout_rcu(resv, !readonly, true, - MAX_SCHEDULE_TIMEOUT); - if (err < 0) - return err; + for (; i < count; i++) + dma_fence_put(shared[i]); + kfree(shared); + } else { + excl = reservation_object_get_excl_rcu(resv); } - return 0; + if (excl && timeout > 0) + timeout = i915_gem_object_wait_fence(excl, flags, timeout, rps); + + dma_fence_put(excl); + + return timeout; } -/* A nonblocking variant of the above wait. Must be called prior to - * acquiring the mutex for the object, as the object state may change - * during this call. A reference must be held by the caller for the object. +/** + * Waits for rendering to the object to be completed + * @obj: i915 gem object + * @flags: how to wait (under a lock, for all rendering or just for writes etc) + * @timeout: how long to wait + * @rps: client (user process) to charge for any waitboosting */ -static __must_check int -__unsafe_wait_rendering(struct drm_i915_gem_object *obj, - struct intel_rps_client *rps, - bool readonly) +int +i915_gem_object_wait(struct drm_i915_gem_object *obj, + unsigned int flags, + long timeout, + struct intel_rps_client *rps) { + struct reservation_object *resv; struct i915_gem_active *active; unsigned long active_mask; int idx; - active_mask = __I915_BO_ACTIVE(obj); - if (!active_mask) - return 0; + might_sleep(); +#if IS_ENABLED(CONFIG_LOCKDEP) + GEM_BUG_ON(debug_locks && + !!lockdep_is_held(&obj->base.dev->struct_mutex) != + !!(flags & I915_WAIT_LOCKED)); +#endif + GEM_BUG_ON(timeout < 0); - if (!readonly) { + if (flags & I915_WAIT_ALL) { active = obj->last_read; + active_mask = i915_gem_object_get_active(obj); } else { active_mask = 1; active = &obj->last_write; } for_each_active(active_mask, idx) { - int ret; - - ret = i915_gem_active_wait_unlocked(&active[idx], - I915_WAIT_INTERRUPTIBLE, - NULL, rps); - if (ret) - return ret; + struct drm_i915_gem_request *request; + + request = i915_gem_active_get_unlocked(&active[idx]); + if (request) { + timeout = i915_gem_object_wait_fence(&request->fence, + flags, timeout, + rps); + i915_gem_request_put(request); + } + if (timeout < 0) + return timeout; } - return 0; + resv = i915_gem_object_get_dmabuf_resv(obj); + if (resv) + timeout = i915_gem_object_wait_reservation(resv, + flags, timeout, + rps); + return timeout < 0 ? timeout : 0; } static struct intel_rps_client *to_rps_client(struct drm_file *file) @@ -449,12 +538,18 @@ i915_gem_phys_pwrite(struct drm_i915_gem_object *obj, struct drm_device *dev = obj->base.dev; void *vaddr = obj->phys_handle->vaddr + args->offset; char __user *user_data = u64_to_user_ptr(args->data_ptr); - int ret = 0; + int ret; /* We manually control the domain here and pretend that it * remains coherent i.e. in the GTT domain, like shmem_pwrite. */ - ret = i915_gem_object_wait_rendering(obj, false); + lockdep_assert_held(&obj->base.dev->struct_mutex); + ret = i915_gem_object_wait(obj, + I915_WAIT_INTERRUPTIBLE | + I915_WAIT_LOCKED | + I915_WAIT_ALL, + MAX_SCHEDULE_TIMEOUT, + to_rps_client(file_priv)); if (ret) return ret; @@ -614,12 +709,17 @@ int i915_gem_obj_prepare_shmem_read(struct drm_i915_gem_object *obj, { int ret; - *needs_clflush = 0; + lockdep_assert_held(&obj->base.dev->struct_mutex); + *needs_clflush = 0; if (!i915_gem_object_has_struct_page(obj)) return -ENODEV; - ret = i915_gem_object_wait_rendering(obj, true); + ret = i915_gem_object_wait(obj, + I915_WAIT_INTERRUPTIBLE | + I915_WAIT_LOCKED, + MAX_SCHEDULE_TIMEOUT, + NULL); if (ret) return ret; @@ -661,11 +761,18 @@ int i915_gem_obj_prepare_shmem_write(struct drm_i915_gem_object *obj, { int ret; + lockdep_assert_held(&obj->base.dev->struct_mutex); + *needs_clflush = 0; if (!i915_gem_object_has_struct_page(obj)) return -ENODEV; - ret = i915_gem_object_wait_rendering(obj, false); + ret = i915_gem_object_wait(obj, + I915_WAIT_INTERRUPTIBLE | + I915_WAIT_LOCKED | + I915_WAIT_ALL, + MAX_SCHEDULE_TIMEOUT, + NULL); if (ret) return ret; @@ -1051,7 +1158,10 @@ i915_gem_pread_ioctl(struct drm_device *dev, void *data, trace_i915_gem_object_pread(obj, args->offset, args->size); - ret = __unsafe_wait_rendering(obj, to_rps_client(file), true); + ret = i915_gem_object_wait(obj, + I915_WAIT_INTERRUPTIBLE, + MAX_SCHEDULE_TIMEOUT, + to_rps_client(file)); if (ret) goto err; @@ -1449,7 +1559,11 @@ i915_gem_pwrite_ioctl(struct drm_device *dev, void *data, trace_i915_gem_object_pwrite(obj, args->offset, args->size); - ret = __unsafe_wait_rendering(obj, to_rps_client(file), false); + ret = i915_gem_object_wait(obj, + I915_WAIT_INTERRUPTIBLE | + I915_WAIT_ALL, + MAX_SCHEDULE_TIMEOUT, + to_rps_client(file)); if (ret) goto err; @@ -1536,7 +1650,11 @@ i915_gem_set_domain_ioctl(struct drm_device *dev, void *data, * We will repeat the flush holding the lock in the normal manner * to catch cases where we are gazumped. */ - ret = __unsafe_wait_rendering(obj, to_rps_client(file), !write_domain); + ret = i915_gem_object_wait(obj, + I915_WAIT_INTERRUPTIBLE | + (write_domain ? I915_WAIT_ALL : 0), + MAX_SCHEDULE_TIMEOUT, + to_rps_client(file)); if (ret) goto err; @@ -1772,7 +1890,10 @@ int i915_gem_fault(struct vm_area_struct *area, struct vm_fault *vmf) * repeat the flush holding the lock in the normal manner to catch cases * where we are gazumped. */ - ret = __unsafe_wait_rendering(obj, NULL, !write); + ret = i915_gem_object_wait(obj, + I915_WAIT_INTERRUPTIBLE, + MAX_SCHEDULE_TIMEOUT, + NULL); if (ret) goto err; @@ -2817,6 +2938,17 @@ void i915_gem_close_object(struct drm_gem_object *gem, struct drm_file *file) mutex_unlock(&obj->base.dev->struct_mutex); } +static unsigned long to_wait_timeout(s64 timeout_ns) +{ + if (timeout_ns < 0) + return MAX_SCHEDULE_TIMEOUT; + + if (timeout_ns == 0) + return 0; + + return nsecs_to_jiffies_timeout(timeout_ns); +} + /** * i915_gem_wait_ioctl - implements DRM_IOCTL_I915_GEM_WAIT * @dev: drm device pointer @@ -2845,10 +2977,9 @@ int i915_gem_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *file) { struct drm_i915_gem_wait *args = data; - struct intel_rps_client *rps = to_rps_client(file); struct drm_i915_gem_object *obj; - unsigned long active; - int idx, ret = 0; + ktime_t start; + long ret; if (args->flags != 0) return -EINVAL; @@ -2857,14 +2988,17 @@ i915_gem_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *file) if (!obj) return -ENOENT; - active = __I915_BO_ACTIVE(obj); - for_each_active(active, idx) { - s64 *timeout = args->timeout_ns >= 0 ? &args->timeout_ns : NULL; - ret = i915_gem_active_wait_unlocked(&obj->last_read[idx], - I915_WAIT_INTERRUPTIBLE, - timeout, rps); - if (ret) - break; + start = ktime_get(); + + ret = i915_gem_object_wait(obj, + I915_WAIT_INTERRUPTIBLE | I915_WAIT_ALL, + to_wait_timeout(args->timeout_ns), + to_rps_client(file)); + + if (args->timeout_ns > 0) { + args->timeout_ns -= ktime_to_ns(ktime_sub(ktime_get(), start)); + if (args->timeout_ns < 0) + args->timeout_ns = 0; } i915_gem_object_put_unlocked(obj); @@ -3283,7 +3417,13 @@ i915_gem_object_set_to_gtt_domain(struct drm_i915_gem_object *obj, bool write) uint32_t old_write_domain, old_read_domains; int ret; - ret = i915_gem_object_wait_rendering(obj, !write); + lockdep_assert_held(&obj->base.dev->struct_mutex); + ret = i915_gem_object_wait(obj, + I915_WAIT_INTERRUPTIBLE | + I915_WAIT_LOCKED | + (write ? I915_WAIT_ALL : 0), + MAX_SCHEDULE_TIMEOUT, + NULL); if (ret) return ret; @@ -3400,7 +3540,12 @@ restart: * If we wait upon the object, we know that all the bound * VMA are no longer active. */ - ret = i915_gem_object_wait_rendering(obj, false); + ret = i915_gem_object_wait(obj, + I915_WAIT_INTERRUPTIBLE | + I915_WAIT_LOCKED | + I915_WAIT_ALL, + MAX_SCHEDULE_TIMEOUT, + NULL); if (ret) return ret; @@ -3647,7 +3792,13 @@ i915_gem_object_set_to_cpu_domain(struct drm_i915_gem_object *obj, bool write) uint32_t old_write_domain, old_read_domains; int ret; - ret = i915_gem_object_wait_rendering(obj, !write); + lockdep_assert_held(&obj->base.dev->struct_mutex); + ret = i915_gem_object_wait(obj, + I915_WAIT_INTERRUPTIBLE | + I915_WAIT_LOCKED | + (write ? I915_WAIT_ALL : 0), + MAX_SCHEDULE_TIMEOUT, + NULL); if (ret) return ret; @@ -3703,7 +3854,7 @@ i915_gem_ring_throttle(struct drm_device *dev, struct drm_file *file) struct drm_i915_file_private *file_priv = file->driver_priv; unsigned long recent_enough = jiffies - DRM_I915_THROTTLE_JIFFIES; struct drm_i915_gem_request *request, *target = NULL; - int ret; + long ret; /* ABI: return -EIO if already wedged */ if (i915_terminally_wedged(&dev_priv->gpu_error)) @@ -3730,10 +3881,12 @@ i915_gem_ring_throttle(struct drm_device *dev, struct drm_file *file) if (target == NULL) return 0; - ret = i915_wait_request(target, I915_WAIT_INTERRUPTIBLE, NULL, NULL); + ret = i915_wait_request(target, + I915_WAIT_INTERRUPTIBLE, + MAX_SCHEDULE_TIMEOUT); i915_gem_request_put(target); - return ret; + return ret < 0 ? ret : 0; } static bool diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c index 5e38bc04a4f0..fbe0923fe0bc 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.c +++ b/drivers/gpu/drm/i915/i915_gem_request.c @@ -59,31 +59,9 @@ static bool i915_fence_enable_signaling(struct dma_fence *fence) static signed long i915_fence_wait(struct dma_fence *fence, bool interruptible, - signed long timeout_jiffies) + signed long timeout) { - s64 timeout_ns, *timeout; - int ret; - - if (timeout_jiffies != MAX_SCHEDULE_TIMEOUT) { - timeout_ns = jiffies_to_nsecs(timeout_jiffies); - timeout = &timeout_ns; - } else { - timeout = NULL; - } - - ret = i915_wait_request(to_request(fence), - interruptible, timeout, - NO_WAITBOOST); - if (ret == -ETIME) - return 0; - - if (ret < 0) - return ret; - - if (timeout_jiffies != MAX_SCHEDULE_TIMEOUT) - timeout_jiffies = nsecs_to_jiffies(timeout_ns); - - return timeout_jiffies; + return i915_wait_request(to_request(fence), interruptible, timeout); } static void i915_fence_value_str(struct dma_fence *fence, char *str, int size) @@ -166,7 +144,7 @@ static void i915_gem_request_retire(struct drm_i915_gem_request *request) struct i915_gem_active *active, *next; trace_i915_gem_request_retire(request); - list_del(&request->link); + list_del_init(&request->link); /* We know the GPU must have read the request to have * sent us the seqno + interrupt, so use the position @@ -224,7 +202,8 @@ void i915_gem_request_retire_upto(struct drm_i915_gem_request *req) struct drm_i915_gem_request *tmp; lockdep_assert_held(&req->i915->drm.struct_mutex); - GEM_BUG_ON(list_empty(&req->link)); + if (list_empty(&req->link)) + return; do { tmp = list_first_entry(&engine->request_list, @@ -780,75 +759,48 @@ bool __i915_spin_request(const struct drm_i915_gem_request *req, /** * i915_wait_request - wait until execution of request has finished - * @req: duh! + * @req: the request to wait upon * @flags: how to wait - * @timeout: in - how long to wait (NULL forever); out - how much time remaining - * @rps: client to charge for RPS boosting + * @timeout: how long to wait in jiffies + * + * i915_wait_request() waits for the request to be completed, for a + * maximum of @timeout jiffies (with MAX_SCHEDULE_TIMEOUT implying an + * unbounded wait). * - * Note: It is of utmost importance that the passed in seqno and reset_counter - * values have been read by the caller in an smp safe manner. Where read-side - * locks are involved, it is sufficient to read the reset_counter before - * unlocking the lock that protects the seqno. For lockless tricks, the - * reset_counter _must_ be read before, and an appropriate smp_rmb must be - * inserted. + * If the caller holds the struct_mutex, the caller must pass I915_WAIT_LOCKED + * in via the flags, and vice versa if the struct_mutex is not held, the caller + * must not specify that the wait is locked. * - * Returns 0 if the request was found within the alloted time. Else returns the - * errno with remaining time filled in timeout argument. + * Returns the remaining time (in jiffies) if the request completed, which may + * be zero or -ETIME if the request is unfinished after the timeout expires. + * May return -EINTR is called with I915_WAIT_INTERRUPTIBLE and a signal is + * pending before the request completes. */ -int i915_wait_request(struct drm_i915_gem_request *req, - unsigned int flags, - s64 *timeout, - struct intel_rps_client *rps) +long i915_wait_request(struct drm_i915_gem_request *req, + unsigned int flags, + long timeout) { const int state = flags & I915_WAIT_INTERRUPTIBLE ? TASK_INTERRUPTIBLE : TASK_UNINTERRUPTIBLE; DEFINE_WAIT(reset); struct intel_wait wait; - unsigned long timeout_remain; - int ret = 0; might_sleep(); #if IS_ENABLED(CONFIG_LOCKDEP) - GEM_BUG_ON(!!lockdep_is_held(&req->i915->drm.struct_mutex) != + GEM_BUG_ON(debug_locks && + !!lockdep_is_held(&req->i915->drm.struct_mutex) != !!(flags & I915_WAIT_LOCKED)); #endif + GEM_BUG_ON(timeout < 0); if (i915_gem_request_completed(req)) - return 0; + return timeout; - timeout_remain = MAX_SCHEDULE_TIMEOUT; - if (timeout) { - if (WARN_ON(*timeout < 0)) - return -EINVAL; - - if (*timeout == 0) - return -ETIME; - - /* Record current time in case interrupted, or wedged */ - timeout_remain = nsecs_to_jiffies_timeout(*timeout); - *timeout += ktime_get_raw_ns(); - } + if (!timeout) + return -ETIME; trace_i915_gem_request_wait_begin(req); - /* This client is about to stall waiting for the GPU. In many cases - * this is undesirable and limits the throughput of the system, as - * many clients cannot continue processing user input/output whilst - * blocked. RPS autotuning may take tens of milliseconds to respond - * to the GPU load and thus incurs additional latency for the client. - * We can circumvent that by promoting the GPU frequency to maximum - * before we wait. This makes the GPU throttle up much more quickly - * (good for benchmarks and user experience, e.g. window animations), - * but at a cost of spending more power processing the workload - * (bad for battery). Not all clients even want their results - * immediately and for them we should just let the GPU select its own - * frequency to maximise efficiency. To prevent a single client from - * forcing the clocks too high for the whole system, we only allow - * each client to waitboost once in a busy period. - */ - if (IS_RPS_CLIENT(rps) && INTEL_GEN(req->i915) >= 6) - gen6_rps_boost(req->i915, rps, req->emitted_jiffies); - /* Optimistic short spin before touching IRQs */ if (i915_spin_request(req, state, 5)) goto complete; @@ -867,16 +819,17 @@ int i915_wait_request(struct drm_i915_gem_request *req, for (;;) { if (signal_pending_state(state, current)) { - ret = -ERESTARTSYS; + timeout = -ERESTARTSYS; break; } - timeout_remain = io_schedule_timeout(timeout_remain); - if (timeout_remain == 0) { - ret = -ETIME; + if (!timeout) { + timeout = -ETIME; break; } + timeout = io_schedule_timeout(timeout); + if (intel_wait_complete(&wait)) break; @@ -923,40 +876,7 @@ wakeup: complete: trace_i915_gem_request_wait_end(req); - if (timeout) { - *timeout -= ktime_get_raw_ns(); - if (*timeout < 0) - *timeout = 0; - - /* - * Apparently ktime isn't accurate enough and occasionally has a - * bit of mismatch in the jiffies<->nsecs<->ktime loop. So patch - * things up to make the test happy. We allow up to 1 jiffy. - * - * This is a regrssion from the timespec->ktime conversion. - */ - if (ret == -ETIME && *timeout < jiffies_to_usecs(1)*1000) - *timeout = 0; - } - - if (IS_RPS_USER(rps) && - req->fence.seqno == req->engine->last_submitted_seqno) { - /* The GPU is now idle and this client has stalled. - * Since no other client has submitted a request in the - * meantime, assume that this client is the only one - * supplying work to the GPU but is unable to keep that - * work supplied because it is waiting. Since the GPU is - * then never kept fully busy, RPS autoclocking will - * keep the clocks relatively low, causing further delays. - * Compensate by giving the synchronous client credit for - * a waitboost next time. - */ - spin_lock(&req->i915->rps.client_lock); - list_del_init(&rps->link); - spin_unlock(&req->i915->rps.client_lock); - } - - return ret; + return timeout; } static bool engine_retire_requests(struct intel_engine_cs *engine) diff --git a/drivers/gpu/drm/i915/i915_gem_request.h b/drivers/gpu/drm/i915/i915_gem_request.h index 4e6d038cc9de..ae0913adfec6 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.h +++ b/drivers/gpu/drm/i915/i915_gem_request.h @@ -228,13 +228,13 @@ struct intel_rps_client; #define IS_RPS_CLIENT(p) (!IS_ERR(p)) #define IS_RPS_USER(p) (!IS_ERR_OR_NULL(p)) -int i915_wait_request(struct drm_i915_gem_request *req, - unsigned int flags, - s64 *timeout, - struct intel_rps_client *rps) +long i915_wait_request(struct drm_i915_gem_request *req, + unsigned int flags, + long timeout) __attribute__((nonnull(1))); #define I915_WAIT_INTERRUPTIBLE BIT(0) #define I915_WAIT_LOCKED BIT(1) /* struct_mutex held, handle GPU reset */ +#define I915_WAIT_ALL BIT(2) /* used by i915_gem_object_wait() */ static inline u32 intel_engine_get_seqno(struct intel_engine_cs *engine); @@ -583,14 +583,16 @@ static inline int __must_check i915_gem_active_wait(const struct i915_gem_active *active, struct mutex *mutex) { struct drm_i915_gem_request *request; + long ret; request = i915_gem_active_peek(active, mutex); if (!request) return 0; - return i915_wait_request(request, - I915_WAIT_INTERRUPTIBLE | I915_WAIT_LOCKED, - NULL, NULL); + ret = i915_wait_request(request, + I915_WAIT_INTERRUPTIBLE | I915_WAIT_LOCKED, + MAX_SCHEDULE_TIMEOUT); + return ret < 0 ? ret : 0; } /** @@ -617,20 +619,18 @@ i915_gem_active_wait(const struct i915_gem_active *active, struct mutex *mutex) */ static inline int i915_gem_active_wait_unlocked(const struct i915_gem_active *active, - unsigned int flags, - s64 *timeout, - struct intel_rps_client *rps) + unsigned int flags) { struct drm_i915_gem_request *request; - int ret = 0; + long ret = 0; request = i915_gem_active_get_unlocked(active); if (request) { - ret = i915_wait_request(request, flags, timeout, rps); + ret = i915_wait_request(request, flags, MAX_SCHEDULE_TIMEOUT); i915_gem_request_put(request); } - return ret; + return ret < 0 ? ret : 0; } /** @@ -647,7 +647,7 @@ i915_gem_active_retire(struct i915_gem_active *active, struct mutex *mutex) { struct drm_i915_gem_request *request; - int ret; + long ret; request = i915_gem_active_raw(active, mutex); if (!request) @@ -655,8 +655,8 @@ i915_gem_active_retire(struct i915_gem_active *active, ret = i915_wait_request(request, I915_WAIT_INTERRUPTIBLE | I915_WAIT_LOCKED, - NULL, NULL); - if (ret) + MAX_SCHEDULE_TIMEOUT); + if (ret < 0) return ret; list_del_init(&active->link); diff --git a/drivers/gpu/drm/i915/i915_gem_userptr.c b/drivers/gpu/drm/i915/i915_gem_userptr.c index c6f780f5abc9..c49dd95413bd 100644 --- a/drivers/gpu/drm/i915/i915_gem_userptr.c +++ b/drivers/gpu/drm/i915/i915_gem_userptr.c @@ -61,23 +61,13 @@ struct i915_mmu_object { bool attached; }; -static void wait_rendering(struct drm_i915_gem_object *obj) -{ - unsigned long active = __I915_BO_ACTIVE(obj); - int idx; - - for_each_active(active, idx) - i915_gem_active_wait_unlocked(&obj->last_read[idx], - 0, NULL, NULL); -} - static void cancel_userptr(struct work_struct *work) { struct i915_mmu_object *mo = container_of(work, typeof(*mo), work); struct drm_i915_gem_object *obj = mo->obj; struct drm_device *dev = obj->base.dev; - wait_rendering(obj); + i915_gem_object_wait(obj, I915_WAIT_ALL, MAX_SCHEDULE_TIMEOUT, NULL); mutex_lock(&dev->struct_mutex); /* Cancel any active worker and force us to re-evaluate gup */ diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index cb7dd11277fd..e4800b81c59e 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -12072,7 +12072,7 @@ static void intel_mmio_flip_work_func(struct work_struct *w) if (work->flip_queued_req) WARN_ON(i915_wait_request(work->flip_queued_req, - 0, NULL, NO_WAITBOOST)); + 0, MAX_SCHEDULE_TIMEOUT) < 0); /* For framebuffer backed by dmabuf, wait for fence */ resv = i915_gem_object_get_dmabuf_resv(obj); @@ -14187,19 +14187,21 @@ static int intel_atomic_prepare_commit(struct drm_device *dev, for_each_plane_in_state(state, plane, plane_state, i) { struct intel_plane_state *intel_plane_state = to_intel_plane_state(plane_state); + long timeout; if (!intel_plane_state->wait_req) continue; - ret = i915_wait_request(intel_plane_state->wait_req, - I915_WAIT_INTERRUPTIBLE, - NULL, NULL); - if (ret) { + timeout = i915_wait_request(intel_plane_state->wait_req, + I915_WAIT_INTERRUPTIBLE, + MAX_SCHEDULE_TIMEOUT); + if (timeout < 0) { /* Any hang should be swallowed by the wait */ - WARN_ON(ret == -EIO); + WARN_ON(timeout == -EIO); mutex_lock(&dev->struct_mutex); drm_atomic_helper_cleanup_planes(dev, state); mutex_unlock(&dev->struct_mutex); + ret = timeout; break; } } @@ -14403,7 +14405,7 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state) bool hw_check = intel_state->modeset; unsigned long put_domains[I915_MAX_PIPES] = {}; unsigned crtc_vblank_mask = 0; - int i, ret; + int i; for_each_plane_in_state(state, plane, plane_state, i) { struct intel_plane_state *intel_plane_state = @@ -14412,11 +14414,10 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state) if (!intel_plane_state->wait_req) continue; - ret = i915_wait_request(intel_plane_state->wait_req, - 0, NULL, NULL); /* EIO should be eaten, and we can't get interrupted in the * worker, and blocking commits have waited already. */ - WARN_ON(ret); + WARN_ON(i915_wait_request(intel_plane_state->wait_req, + 0, MAX_SCHEDULE_TIMEOUT) < 0); } drm_atomic_helper_wait_for_dependencies(state); @@ -14780,7 +14781,11 @@ intel_prepare_plane_fb(struct drm_plane *plane, * can safely continue. */ if (needs_modeset(crtc_state)) - ret = i915_gem_object_wait_rendering(old_obj, true); + ret = i915_gem_object_wait(old_obj, + I915_WAIT_INTERRUPTIBLE | + I915_WAIT_LOCKED, + MAX_SCHEDULE_TIMEOUT, + NULL); if (ret) { /* GPU hangs should have been swallowed by the wait */ WARN_ON(ret == -EIO); diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 67a70c5e6453..8ef735faa603 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -2155,7 +2155,9 @@ static int wait_for_space(struct drm_i915_gem_request *req, int bytes) { struct intel_ring *ring = req->ring; struct drm_i915_gem_request *target; - int ret; + long timeout; + + lockdep_assert_held(&req->i915->drm.struct_mutex); intel_ring_update_space(ring); if (ring->space >= bytes) @@ -2185,11 +2187,11 @@ static int wait_for_space(struct drm_i915_gem_request *req, int bytes) if (WARN_ON(&target->ring_link == &ring->request_list)) return -ENOSPC; - ret = i915_wait_request(target, - I915_WAIT_INTERRUPTIBLE | I915_WAIT_LOCKED, - NULL, NO_WAITBOOST); - if (ret) - return ret; + timeout = i915_wait_request(target, + I915_WAIT_INTERRUPTIBLE | I915_WAIT_LOCKED, + MAX_SCHEDULE_TIMEOUT); + if (timeout < 0) + return timeout; i915_gem_request_retire_upto(target); diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index 32b2e6332ccf..884a5ae2225d 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -524,8 +524,7 @@ static inline int intel_engine_idle(struct intel_engine_cs *engine, unsigned int flags) { /* Wait upon the last request to be completed */ - return i915_gem_active_wait_unlocked(&engine->last_request, - flags, NULL, NULL); + return i915_gem_active_wait_unlocked(&engine->last_request, flags); } int intel_init_render_ring_buffer(struct intel_engine_cs *engine); -- cgit v1.2.3 From 920cf4194954ec6f971506013c7fe3b7def178b6 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:30 +0100 Subject: drm/i915: Introduce an internal allocator for disposable private objects Quite a few of our objects used for internal hardware programming do not benefit from being swappable or from being zero initialised. As such they do not benefit from using a shmemfs backing storage and since they are internal and never directly exposed to the user, we do not need to worry about providing a filp. For these we can use an drm_i915_gem_object wrapper around a sg_table of plain struct page. They are not swap backed and not automatically pinned. If they are reaped by the shrinker, the pages are released and the contents discarded. For the internal use case, this is fine as for example, ringbuffers are pinned from being written by a request to be read by the hardware. Once they are idle, they can be discarded entirely. As such they are a good match for execlist ringbuffers and a small variety of other internal objects. In the first iteration, this is limited to the scratch batch buffers we use (for command parsing and state initialisation). v2: Allocate physically contiguous pages, where possible. v3: Reduce maximum order on subsequent requests following an allocation failure. v4: Fix up mismatch between swiotlb segment size and page count (it counts in 2k units, not 4k pages) Signed-off-by: Chris Wilson Cc: Tvrtko Ursulin Reviewed-by: Tvrtko Ursulin Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-7-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/Makefile | 1 + drivers/gpu/drm/i915/i915_drv.h | 5 + drivers/gpu/drm/i915/i915_gem_batch_pool.c | 27 ++--- drivers/gpu/drm/i915/i915_gem_internal.c | 170 +++++++++++++++++++++++++++ drivers/gpu/drm/i915/i915_gem_render_state.c | 2 +- drivers/gpu/drm/i915/intel_engine_cs.c | 2 +- drivers/gpu/drm/i915/intel_ringbuffer.c | 14 ++- 7 files changed, 197 insertions(+), 24 deletions(-) create mode 100644 drivers/gpu/drm/i915/i915_gem_internal.c (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile index 612340097f4b..7faa04c91e1a 100644 --- a/drivers/gpu/drm/i915/Makefile +++ b/drivers/gpu/drm/i915/Makefile @@ -35,6 +35,7 @@ i915-y += i915_cmd_parser.o \ i915_gem_execbuffer.o \ i915_gem_fence.o \ i915_gem_gtt.o \ + i915_gem_internal.o \ i915_gem.o \ i915_gem_render_state.o \ i915_gem_request.o \ diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index edc59d08d017..96995d644da2 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -3556,6 +3556,11 @@ i915_gem_object_create_stolen_for_preallocated(struct drm_device *dev, u32 gtt_offset, u32 size); +/* i915_gem_internal.c */ +struct drm_i915_gem_object * +i915_gem_object_create_internal(struct drm_i915_private *dev_priv, + unsigned int size); + /* i915_gem_shrinker.c */ unsigned long i915_gem_shrink(struct drm_i915_private *dev_priv, unsigned long target, diff --git a/drivers/gpu/drm/i915/i915_gem_batch_pool.c b/drivers/gpu/drm/i915/i915_gem_batch_pool.c index cb25cad3318c..aa4e1e043b4e 100644 --- a/drivers/gpu/drm/i915/i915_gem_batch_pool.c +++ b/drivers/gpu/drm/i915/i915_gem_batch_pool.c @@ -97,9 +97,9 @@ i915_gem_batch_pool_get(struct i915_gem_batch_pool *pool, size_t size) { struct drm_i915_gem_object *obj = NULL; - struct drm_i915_gem_object *tmp, *next; + struct drm_i915_gem_object *tmp; struct list_head *list; - int n; + int n, ret; lockdep_assert_held(&pool->engine->i915->drm.struct_mutex); @@ -112,19 +112,12 @@ i915_gem_batch_pool_get(struct i915_gem_batch_pool *pool, n = ARRAY_SIZE(pool->cache_list) - 1; list = &pool->cache_list[n]; - list_for_each_entry_safe(tmp, next, list, batch_pool_link) { + list_for_each_entry(tmp, list, batch_pool_link) { /* The batches are strictly LRU ordered */ if (!i915_gem_active_is_idle(&tmp->last_read[pool->engine->id], &tmp->base.dev->struct_mutex)) break; - /* While we're looping, do some clean up */ - if (tmp->madv == __I915_MADV_PURGED) { - list_del(&tmp->batch_pool_link); - i915_gem_object_put(tmp); - continue; - } - if (tmp->base.size >= size) { obj = tmp; break; @@ -132,19 +125,15 @@ i915_gem_batch_pool_get(struct i915_gem_batch_pool *pool, } if (obj == NULL) { - int ret; - - obj = i915_gem_object_create(&pool->engine->i915->drm, size); + obj = i915_gem_object_create_internal(pool->engine->i915, size); if (IS_ERR(obj)) return obj; - - ret = i915_gem_object_get_pages(obj); - if (ret) - return ERR_PTR(ret); - - obj->madv = I915_MADV_DONTNEED; } + ret = i915_gem_object_get_pages(obj); + if (ret) + return ERR_PTR(ret); + list_move_tail(&obj->batch_pool_link, list); i915_gem_object_pin_pages(obj); return obj; diff --git a/drivers/gpu/drm/i915/i915_gem_internal.c b/drivers/gpu/drm/i915/i915_gem_internal.c new file mode 100644 index 000000000000..02e66fa170b0 --- /dev/null +++ b/drivers/gpu/drm/i915/i915_gem_internal.c @@ -0,0 +1,170 @@ +/* + * Copyright © 2014-2016 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + * + */ + +#include +#include +#include "i915_drv.h" + +#define QUIET (__GFP_NORETRY | __GFP_NOWARN) + +/* convert swiotlb segment size into sensible units (pages)! */ +#define IO_TLB_SEGPAGES (IO_TLB_SEGSIZE << IO_TLB_SHIFT >> PAGE_SHIFT) + +static void internal_free_pages(struct sg_table *st) +{ + struct scatterlist *sg; + + for (sg = st->sgl; sg; sg = __sg_next(sg)) + __free_pages(sg_page(sg), get_order(sg->length)); + + sg_free_table(st); + kfree(st); +} + +static int i915_gem_object_get_pages_internal(struct drm_i915_gem_object *obj) +{ + struct drm_i915_private *i915 = to_i915(obj->base.dev); + unsigned int npages = obj->base.size / PAGE_SIZE; + struct sg_table *st; + struct scatterlist *sg; + int max_order; + gfp_t gfp; + + st = kmalloc(sizeof(*st), GFP_KERNEL); + if (!st) + return -ENOMEM; + + if (sg_alloc_table(st, npages, GFP_KERNEL)) { + kfree(st); + return -ENOMEM; + } + + sg = st->sgl; + st->nents = 0; + + max_order = MAX_ORDER; +#ifdef CONFIG_SWIOTLB + if (swiotlb_nr_tbl()) /* minimum max swiotlb size is IO_TLB_SEGSIZE */ + max_order = min(max_order, ilog2(IO_TLB_SEGPAGES)); +#endif + + gfp = GFP_KERNEL | __GFP_HIGHMEM | __GFP_RECLAIMABLE; + if (IS_CRESTLINE(i915) || IS_BROADWATER(i915)) { + /* 965gm cannot relocate objects above 4GiB. */ + gfp &= ~__GFP_HIGHMEM; + gfp |= __GFP_DMA32; + } + + do { + int order = min(fls(npages) - 1, max_order); + struct page *page; + + do { + page = alloc_pages(gfp | (order ? QUIET : 0), order); + if (page) + break; + if (!order--) + goto err; + + /* Limit subsequent allocations as well */ + max_order = order; + } while (1); + + sg_set_page(sg, page, PAGE_SIZE << order, 0); + st->nents++; + + npages -= 1 << order; + if (!npages) { + sg_mark_end(sg); + break; + } + + sg = __sg_next(sg); + } while (1); + obj->pages = st; + + if (i915_gem_gtt_prepare_object(obj)) { + obj->pages = NULL; + goto err; + } + + /* Mark the pages as dontneed whilst they are still pinned. As soon + * as they are unpinned they are allowed to be reaped by the shrinker, + * and the caller is expected to repopulate - the contents of this + * object are only valid whilst active and pinned. + */ + obj->madv = I915_MADV_DONTNEED; + return 0; + +err: + sg_mark_end(sg); + internal_free_pages(st); + return -ENOMEM; +} + +static void i915_gem_object_put_pages_internal(struct drm_i915_gem_object *obj) +{ + i915_gem_gtt_finish_object(obj); + internal_free_pages(obj->pages); + + obj->dirty = 0; + obj->madv = I915_MADV_WILLNEED; +} + +static const struct drm_i915_gem_object_ops i915_gem_object_internal_ops = { + .flags = I915_GEM_OBJECT_HAS_STRUCT_PAGE, + .get_pages = i915_gem_object_get_pages_internal, + .put_pages = i915_gem_object_put_pages_internal, +}; + +/** + * Creates a new object that wraps some internal memory for private use. + * This object is not backed by swappable storage, and as such its contents + * are volatile and only valid whilst pinned. If the object is reaped by the + * shrinker, its pages and data will be discarded. Equally, it is not a full + * GEM object and so not valid for access from userspace. This makes it useful + * for hardware interfaces like ringbuffers (which are pinned from the time + * the request is written to the time the hardware stops accessing it), but + * not for contexts (which need to be preserved when not active for later + * reuse). Note that it is not cleared upon allocation. + */ +struct drm_i915_gem_object * +i915_gem_object_create_internal(struct drm_i915_private *i915, + unsigned int size) +{ + struct drm_i915_gem_object *obj; + + obj = i915_gem_object_alloc(&i915->drm); + if (!obj) + return ERR_PTR(-ENOMEM); + + drm_gem_private_object_init(&i915->drm, &obj->base, size); + i915_gem_object_init(obj, &i915_gem_object_internal_ops); + + obj->base.write_domain = I915_GEM_DOMAIN_CPU; + obj->base.read_domains = I915_GEM_DOMAIN_CPU; + obj->cache_level = HAS_LLC(i915) ? I915_CACHE_LLC : I915_CACHE_NONE; + + return obj; +} diff --git a/drivers/gpu/drm/i915/i915_gem_render_state.c b/drivers/gpu/drm/i915/i915_gem_render_state.c index e7c3dbcc6c81..217e0b58b930 100644 --- a/drivers/gpu/drm/i915/i915_gem_render_state.c +++ b/drivers/gpu/drm/i915/i915_gem_render_state.c @@ -187,7 +187,7 @@ int i915_gem_render_state_init(struct drm_i915_gem_request *req) if (so.rodata->batch_items * 4 > 4096) return -EINVAL; - obj = i915_gem_object_create(&req->i915->drm, 4096); + obj = i915_gem_object_create_internal(req->i915, 4096); if (IS_ERR(obj)) return PTR_ERR(obj); diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c index 8cceb345aa0f..b2de371d2bf5 100644 --- a/drivers/gpu/drm/i915/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/intel_engine_cs.c @@ -264,7 +264,7 @@ int intel_engine_create_scratch(struct intel_engine_cs *engine, int size) obj = i915_gem_object_create_stolen(&engine->i915->drm, size); if (!obj) - obj = i915_gem_object_create(&engine->i915->drm, size); + obj = i915_gem_object_create_internal(engine->i915, size); if (IS_ERR(obj)) { DRM_ERROR("Failed to allocate scratch page\n"); return PTR_ERR(obj); diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 8eee9675d3bf..a15b9b5f2924 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -1782,9 +1782,10 @@ static int init_status_page(struct intel_engine_cs *engine) struct drm_i915_gem_object *obj; struct i915_vma *vma; unsigned int flags; + void *vaddr; int ret; - obj = i915_gem_object_create(&engine->i915->drm, 4096); + obj = i915_gem_object_create_internal(engine->i915, 4096); if (IS_ERR(obj)) { DRM_ERROR("Failed to allocate status page\n"); return PTR_ERR(obj); @@ -1817,15 +1818,22 @@ static int init_status_page(struct intel_engine_cs *engine) if (ret) goto err; + vaddr = i915_gem_object_pin_map(obj, I915_MAP_WB); + if (IS_ERR(vaddr)) { + ret = PTR_ERR(vaddr); + goto err_unpin; + } + engine->status_page.vma = vma; engine->status_page.ggtt_offset = i915_ggtt_offset(vma); - engine->status_page.page_addr = - i915_gem_object_pin_map(obj, I915_MAP_WB); + engine->status_page.page_addr = memset(vaddr, 0, 4096); DRM_DEBUG_DRIVER("%s hws offset: 0x%08x\n", engine->name, i915_ggtt_offset(vma)); return 0; +err_unpin: + i915_vma_unpin(vma); err: i915_gem_object_put(obj); return ret; -- cgit v1.2.3 From 4e50f082ac51c95046a8315612ce1d9acb2b3d63 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:31 +0100 Subject: drm/i915: Reuse the active golden render state batch The golden render state is constant, but we recreate the batch setting it up for every new context. If we keep that batch in a volatile cache we can safely reuse it whenever we need to initialise a new context. We mark the pages as purgeable and use the shrinker to recover pages from the batch whenever we face memory pressues, recreating that batch afresh on the next new context. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-8-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem_render_state.c | 184 +++++++++++++++++---------- drivers/gpu/drm/i915/i915_gem_render_state.h | 4 +- drivers/gpu/drm/i915/intel_engine_cs.c | 5 + drivers/gpu/drm/i915/intel_lrc.c | 2 +- drivers/gpu/drm/i915/intel_ringbuffer.c | 2 +- drivers/gpu/drm/i915/intel_ringbuffer.h | 3 + 6 files changed, 129 insertions(+), 71 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_render_state.c b/drivers/gpu/drm/i915/i915_gem_render_state.c index 217e0b58b930..9625e1a662ed 100644 --- a/drivers/gpu/drm/i915/i915_gem_render_state.c +++ b/drivers/gpu/drm/i915/i915_gem_render_state.c @@ -28,17 +28,19 @@ #include "i915_drv.h" #include "intel_renderstate.h" -struct render_state { +struct intel_render_state { const struct intel_renderstate_rodata *rodata; struct i915_vma *vma; - u32 aux_batch_size; - u32 aux_batch_offset; + u32 batch_offset; + u32 batch_size; + u32 aux_offset; + u32 aux_size; }; static const struct intel_renderstate_rodata * -render_state_get_rodata(const struct drm_i915_gem_request *req) +render_state_get_rodata(const struct intel_engine_cs *engine) { - switch (INTEL_GEN(req->i915)) { + switch (INTEL_GEN(engine->i915)) { case 6: return &gen6_null_state; case 7: @@ -63,29 +65,27 @@ render_state_get_rodata(const struct drm_i915_gem_request *req) */ #define OUT_BATCH(batch, i, val) \ do { \ - if (WARN_ON((i) >= PAGE_SIZE / sizeof(u32))) { \ - ret = -ENOSPC; \ - goto err_out; \ - } \ + if ((i) >= PAGE_SIZE / sizeof(u32)) \ + goto err; \ (batch)[(i)++] = (val); \ } while(0) -static int render_state_setup(struct render_state *so) +static int render_state_setup(struct intel_render_state *so, + struct drm_i915_private *i915) { - struct drm_i915_private *dev_priv = to_i915(so->vma->vm->dev); const struct intel_renderstate_rodata *rodata = so->rodata; - const bool has_64bit_reloc = INTEL_GEN(dev_priv) >= 8; + const bool has_64bit_reloc = INTEL_GEN(i915) >= 8; + struct drm_i915_gem_object *obj = so->vma->obj; unsigned int i = 0, reloc_index = 0; - struct page *page; + unsigned int needs_clflush; u32 *d; int ret; - ret = i915_gem_object_set_to_cpu_domain(so->vma->obj, true); + ret = i915_gem_obj_prepare_shmem_write(obj, &needs_clflush); if (ret) return ret; - page = i915_gem_object_get_dirty_page(so->vma->obj, 0); - d = kmap(page); + d = kmap_atomic(i915_gem_object_get_dirty_page(obj, 0)); while (i < rodata->batch_items) { u32 s = rodata->batch[i]; @@ -95,10 +95,8 @@ static int render_state_setup(struct render_state *so) s = lower_32_bits(r); if (has_64bit_reloc) { if (i + 1 >= rodata->batch_items || - rodata->batch[i + 1] != 0) { - ret = -EINVAL; - goto err_out; - } + rodata->batch[i + 1] != 0) + goto err; d[i++] = s; s = upper_32_bits(r); @@ -110,12 +108,20 @@ static int render_state_setup(struct render_state *so) d[i++] = s; } + if (rodata->reloc[reloc_index] != -1) { + DRM_ERROR("only %d relocs resolved\n", reloc_index); + goto err; + } + + so->batch_offset = so->vma->node.start; + so->batch_size = rodata->batch_items * sizeof(u32); + while (i % CACHELINE_DWORDS) OUT_BATCH(d, i, MI_NOOP); - so->aux_batch_offset = i * sizeof(u32); + so->aux_offset = i * sizeof(u32); - if (HAS_POOLED_EU(dev_priv)) { + if (HAS_POOLED_EU(i915)) { /* * We always program 3x6 pool config but depending upon which * subslice is disabled HW drops down to appropriate config @@ -143,89 +149,131 @@ static int render_state_setup(struct render_state *so) } OUT_BATCH(d, i, MI_BATCH_BUFFER_END); - so->aux_batch_size = (i * sizeof(u32)) - so->aux_batch_offset; - + so->aux_size = i * sizeof(u32) - so->aux_offset; + so->aux_offset += so->batch_offset; /* * Since we are sending length, we need to strictly conform to * all requirements. For Gen2 this must be a multiple of 8. */ - so->aux_batch_size = ALIGN(so->aux_batch_size, 8); - - kunmap(page); - - ret = i915_gem_object_set_to_gtt_domain(so->vma->obj, false); - if (ret) - return ret; - - if (rodata->reloc[reloc_index] != -1) { - DRM_ERROR("only %d relocs resolved\n", reloc_index); - return -EINVAL; - } + so->aux_size = ALIGN(so->aux_size, 8); - return 0; + if (needs_clflush) + drm_clflush_virt_range(d, i * sizeof(u32)); + kunmap_atomic(d); -err_out: - kunmap(page); + ret = i915_gem_object_set_to_gtt_domain(obj, false); +out: + i915_gem_obj_finish_shmem_access(obj); return ret; + +err: + kunmap_atomic(d); + ret = -EINVAL; + goto out; } #undef OUT_BATCH -int i915_gem_render_state_init(struct drm_i915_gem_request *req) +int i915_gem_render_state_init(struct intel_engine_cs *engine) { - struct render_state so; + struct intel_render_state *so; + const struct intel_renderstate_rodata *rodata; struct drm_i915_gem_object *obj; int ret; - if (WARN_ON(req->engine->id != RCS)) - return -ENOENT; + if (engine->id != RCS) + return 0; - so.rodata = render_state_get_rodata(req); - if (!so.rodata) + rodata = render_state_get_rodata(engine); + if (!rodata) return 0; - if (so.rodata->batch_items * 4 > 4096) + if (rodata->batch_items * 4 > 4096) return -EINVAL; - obj = i915_gem_object_create_internal(req->i915, 4096); - if (IS_ERR(obj)) - return PTR_ERR(obj); + so = kmalloc(sizeof(*so), GFP_KERNEL); + if (!so) + return -ENOMEM; - so.vma = i915_vma_create(obj, &req->i915->ggtt.base, NULL); - if (IS_ERR(so.vma)) { - ret = PTR_ERR(so.vma); - goto err_obj; + obj = i915_gem_object_create_internal(engine->i915, 4096); + if (IS_ERR(obj)) { + ret = PTR_ERR(obj); + goto err_free; } - ret = i915_vma_pin(so.vma, 0, 0, PIN_GLOBAL); - if (ret) + so->vma = i915_vma_create(obj, &engine->i915->ggtt.base, NULL); + if (IS_ERR(so->vma)) { + ret = PTR_ERR(so->vma); goto err_obj; + } + + so->rodata = rodata; + engine->render_state = so; + return 0; - ret = render_state_setup(&so); +err_obj: + i915_gem_object_put(obj); +err_free: + kfree(so); + return ret; +} + +int i915_gem_render_state_emit(struct drm_i915_gem_request *req) +{ + struct intel_render_state *so; + int ret; + + so = req->engine->render_state; + if (!so) + return 0; + + /* Recreate the page after shrinking */ + if (!so->vma->obj->pages) + so->batch_offset = -1; + + ret = i915_vma_pin(so->vma, 0, 0, PIN_GLOBAL | PIN_HIGH); if (ret) - goto err_unpin; + return ret; - ret = req->engine->emit_bb_start(req, so.vma->node.start, - so.rodata->batch_items * 4, + if (so->vma->node.start != so->batch_offset) { + ret = render_state_setup(so, req->i915); + if (ret) + goto err_unpin; + } + + ret = req->engine->emit_bb_start(req, + so->batch_offset, so->batch_size, I915_DISPATCH_SECURE); if (ret) goto err_unpin; - if (so.aux_batch_size > 8) { + if (so->aux_size > 8) { ret = req->engine->emit_bb_start(req, - (so.vma->node.start + - so.aux_batch_offset), - so.aux_batch_size, + so->aux_offset, so->aux_size, I915_DISPATCH_SECURE); if (ret) goto err_unpin; } - i915_vma_move_to_active(so.vma, req, 0); + i915_vma_move_to_active(so->vma, req, 0); err_unpin: - i915_vma_unpin(so.vma); - i915_vma_close(so.vma); -err_obj: - __i915_gem_object_release_unless_active(obj); + i915_vma_unpin(so->vma); return ret; } + +void i915_gem_render_state_fini(struct intel_engine_cs *engine) +{ + struct intel_render_state *so; + struct drm_i915_gem_object *obj; + + so = fetch_and_zero(&engine->render_state); + if (!so) + return; + + obj = so->vma->obj; + + i915_vma_close(so->vma); + __i915_gem_object_release_unless_active(obj); + + kfree(so); +} diff --git a/drivers/gpu/drm/i915/i915_gem_render_state.h b/drivers/gpu/drm/i915/i915_gem_render_state.h index 18cce3f06e9c..87481845799d 100644 --- a/drivers/gpu/drm/i915/i915_gem_render_state.h +++ b/drivers/gpu/drm/i915/i915_gem_render_state.h @@ -26,6 +26,8 @@ struct drm_i915_gem_request; -int i915_gem_render_state_init(struct drm_i915_gem_request *req); +int i915_gem_render_state_init(struct intel_engine_cs *engine); +int i915_gem_render_state_emit(struct drm_i915_gem_request *req); +void i915_gem_render_state_fini(struct intel_engine_cs *engine); #endif /* _I915_GEM_RENDER_STATE_H_ */ diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c index b2de371d2bf5..fd551824adf9 100644 --- a/drivers/gpu/drm/i915/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/intel_engine_cs.c @@ -314,6 +314,10 @@ int intel_engine_init_common(struct intel_engine_cs *engine) if (ret) return ret; + ret = i915_gem_render_state_init(engine); + if (ret) + return ret; + return 0; } @@ -328,6 +332,7 @@ void intel_engine_cleanup_common(struct intel_engine_cs *engine) { intel_engine_cleanup_scratch(engine); + i915_gem_render_state_fini(engine); intel_engine_fini_breadcrumbs(engine); intel_engine_cleanup_cmd_parser(engine); i915_gem_batch_pool_fini(&engine->batch_pool); diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index bc86585b9fbb..1c1bd30e8b2d 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -1637,7 +1637,7 @@ static int gen8_init_rcs_context(struct drm_i915_gem_request *req) if (ret) DRM_ERROR("MOCS failed to program: expect performance issues.\n"); - return i915_gem_render_state_init(req); + return i915_gem_render_state_emit(req); } /** diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index a15b9b5f2924..aaa46d9ffbc1 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -648,7 +648,7 @@ static int intel_rcs_ctx_init(struct drm_i915_gem_request *req) if (ret != 0) return ret; - ret = i915_gem_render_state_init(req); + ret = i915_gem_render_state_emit(req); if (ret) return ret; diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index 09bb89cfb7c3..cb6e96c6cd47 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -157,6 +157,7 @@ struct i915_ctx_workarounds { }; struct drm_i915_gem_request; +struct intel_render_state; struct intel_engine_cs { struct drm_i915_private *i915; @@ -184,6 +185,8 @@ struct intel_engine_cs { unsigned int irq_shift; struct intel_ring *buffer; + struct intel_render_state *render_state; + /* Rather than have every client wait upon all user interrupts, * with the herd waking after every interrupt and each doing the * heavyweight seqno dance, we delegate the task (of being the -- cgit v1.2.3 From 4c7d62c6b8a2b4e2300d977644e78b25a2d5f4d0 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:32 +0100 Subject: drm/i915: Markup GEM API with lockdep asserts Add lockdep_assert_held(struct_mutex) to the API preamble of the internal GEM interfaces. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-9-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_drv.h | 2 ++ drivers/gpu/drm/i915/i915_gem.c | 21 +++++++++++++++++++++ drivers/gpu/drm/i915/i915_gem_evict.c | 5 ++++- drivers/gpu/drm/i915/i915_gem_gtt.c | 2 ++ drivers/gpu/drm/i915/i915_gem_render_state.c | 2 ++ drivers/gpu/drm/i915/i915_gem_request.c | 6 ++++++ 6 files changed, 37 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 96995d644da2..a1b980129607 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -3432,6 +3432,7 @@ int __must_check i915_vma_put_fence(struct i915_vma *vma); static inline bool i915_vma_pin_fence(struct i915_vma *vma) { + lockdep_assert_held(&vma->vm->dev->struct_mutex); if (vma->fence) { vma->fence->pin_count++; return true; @@ -3450,6 +3451,7 @@ i915_vma_pin_fence(struct i915_vma *vma) static inline void i915_vma_unpin_fence(struct i915_vma *vma) { + lockdep_assert_held(&vma->vm->dev->struct_mutex); if (vma->fence) { GEM_BUG_ON(vma->fence->pin_count <= 0); vma->fence->pin_count--; diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index c0103044dede..528958d8fa5a 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -104,6 +104,8 @@ i915_gem_wait_for_error(struct i915_gpu_error *error) { int ret; + might_sleep(); + if (!i915_reset_in_progress(error)) return 0; @@ -2333,6 +2335,8 @@ i915_gem_object_put_pages(struct drm_i915_gem_object *obj) { const struct drm_i915_gem_object_ops *ops = obj->ops; + lockdep_assert_held(&obj->base.dev->struct_mutex); + if (obj->pages == NULL) return 0; @@ -2509,6 +2513,8 @@ i915_gem_object_get_pages(struct drm_i915_gem_object *obj) const struct drm_i915_gem_object_ops *ops = obj->ops; int ret; + lockdep_assert_held(&obj->base.dev->struct_mutex); + if (obj->pages) return 0; @@ -2790,6 +2796,8 @@ void i915_gem_reset(struct drm_i915_private *dev_priv) struct intel_engine_cs *engine; enum intel_engine_id id; + lockdep_assert_held(&dev_priv->drm.struct_mutex); + i915_gem_retire_requests(dev_priv); for_each_engine(engine, dev_priv, id) @@ -3031,6 +3039,8 @@ int i915_vma_unbind(struct i915_vma *vma) unsigned long active; int ret; + lockdep_assert_held(&obj->base.dev->struct_mutex); + /* First wait upon any activity as retiring the request may * have side-effects such as unpinning or even unbinding this vma. */ @@ -3427,6 +3437,7 @@ i915_gem_object_set_to_gtt_domain(struct drm_i915_gem_object *obj, bool write) int ret; lockdep_assert_held(&obj->base.dev->struct_mutex); + ret = i915_gem_object_wait(obj, I915_WAIT_INTERRUPTIBLE | I915_WAIT_LOCKED | @@ -3505,6 +3516,8 @@ int i915_gem_object_set_cache_level(struct drm_i915_gem_object *obj, struct i915_vma *vma; int ret = 0; + lockdep_assert_held(&obj->base.dev->struct_mutex); + if (obj->cache_level == cache_level) goto out; @@ -3709,6 +3722,8 @@ i915_gem_object_pin_to_display_plane(struct drm_i915_gem_object *obj, u32 old_read_domains, old_write_domain; int ret; + lockdep_assert_held(&obj->base.dev->struct_mutex); + /* Mark the pin_display early so that we account for the * display coherency whilst setting up the cache domains. */ @@ -3774,6 +3789,8 @@ err_unpin_display: void i915_gem_object_unpin_from_display_plane(struct i915_vma *vma) { + lockdep_assert_held(&vma->vm->dev->struct_mutex); + if (WARN_ON(vma->obj->pin_display == 0)) return; @@ -3802,6 +3819,7 @@ i915_gem_object_set_to_cpu_domain(struct drm_i915_gem_object *obj, bool write) int ret; lockdep_assert_held(&obj->base.dev->struct_mutex); + ret = i915_gem_object_wait(obj, I915_WAIT_INTERRUPTIBLE | I915_WAIT_LOCKED | @@ -3962,6 +3980,7 @@ int __i915_vma_do_pin(struct i915_vma *vma, unsigned int bound = vma->flags; int ret; + lockdep_assert_held(&vma->vm->dev->struct_mutex); GEM_BUG_ON((flags & (PIN_GLOBAL | PIN_USER)) == 0); GEM_BUG_ON((flags & PIN_GLOBAL) && !i915_vma_is_ggtt(vma)); @@ -4003,6 +4022,8 @@ i915_gem_object_ggtt_pin(struct drm_i915_gem_object *obj, struct i915_vma *vma; int ret; + lockdep_assert_held(&obj->base.dev->struct_mutex); + vma = i915_gem_obj_lookup_or_create_vma(obj, vm, view); if (IS_ERR(vma)) return vma; diff --git a/drivers/gpu/drm/i915/i915_gem_evict.c b/drivers/gpu/drm/i915/i915_gem_evict.c index a934f372c5ce..79b964152cd9 100644 --- a/drivers/gpu/drm/i915/i915_gem_evict.c +++ b/drivers/gpu/drm/i915/i915_gem_evict.c @@ -103,6 +103,7 @@ i915_gem_evict_something(struct i915_address_space *vm, struct i915_vma *vma, *next; int ret; + lockdep_assert_held(&vm->dev->struct_mutex); trace_i915_gem_evict(vm, min_size, alignment, flags); /* @@ -213,6 +214,8 @@ i915_gem_evict_for_vma(struct i915_vma *target) { struct drm_mm_node *node, *next; + lockdep_assert_held(&target->vm->dev->struct_mutex); + list_for_each_entry_safe(node, next, &target->vm->mm.head_node.node_list, node_list) { @@ -266,7 +269,7 @@ int i915_gem_evict_vm(struct i915_address_space *vm, bool do_idle) struct i915_vma *vma, *next; int ret; - WARN_ON(!mutex_is_locked(&vm->dev->struct_mutex)); + lockdep_assert_held(&vm->dev->struct_mutex); trace_i915_gem_evict_vm(vm); if (do_idle) { diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index a3a364478a89..2bbbda191e93 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -3449,6 +3449,7 @@ i915_vma_create(struct drm_i915_gem_object *obj, struct i915_address_space *vm, const struct i915_ggtt_view *view) { + lockdep_assert_held(&obj->base.dev->struct_mutex); GEM_BUG_ON(view && !i915_is_ggtt(vm)); GEM_BUG_ON(i915_gem_obj_to_vma(obj, vm, view)); @@ -3476,6 +3477,7 @@ i915_gem_obj_lookup_or_create_vma(struct drm_i915_gem_object *obj, { struct i915_vma *vma; + lockdep_assert_held(&obj->base.dev->struct_mutex); GEM_BUG_ON(view && !i915_is_ggtt(vm)); vma = i915_gem_obj_to_vma(obj, vm, view); diff --git a/drivers/gpu/drm/i915/i915_gem_render_state.c b/drivers/gpu/drm/i915/i915_gem_render_state.c index 9625e1a662ed..05293246e0b9 100644 --- a/drivers/gpu/drm/i915/i915_gem_render_state.c +++ b/drivers/gpu/drm/i915/i915_gem_render_state.c @@ -223,6 +223,8 @@ int i915_gem_render_state_emit(struct drm_i915_gem_request *req) struct intel_render_state *so; int ret; + lockdep_assert_held(&req->i915->drm.struct_mutex); + so = req->engine->render_state; if (!so) return 0; diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c index fbe0923fe0bc..d234c28cbb9f 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.c +++ b/drivers/gpu/drm/i915/i915_gem_request.c @@ -143,6 +143,9 @@ static void i915_gem_request_retire(struct drm_i915_gem_request *request) { struct i915_gem_active *active, *next; + lockdep_assert_held(&request->i915->drm.struct_mutex); + GEM_BUG_ON(!i915_gem_request_completed(request)); + trace_i915_gem_request_retire(request); list_del_init(&request->link); @@ -268,6 +271,8 @@ int i915_gem_set_seqno(struct drm_device *dev, u32 seqno) struct drm_i915_private *dev_priv = to_i915(dev); int ret; + lockdep_assert_held(&dev_priv->drm.struct_mutex); + if (seqno == 0) return -EINVAL; @@ -612,6 +617,7 @@ void __i915_add_request(struct drm_i915_gem_request *request, bool flush_caches) u32 reserved_tail; int ret; + lockdep_assert_held(&request->i915->drm.struct_mutex); trace_i915_gem_request_add(request); /* -- cgit v1.2.3 From 96d776345277d81dc96e984f13d8f2b84ab0dee4 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:33 +0100 Subject: drm/i915: Use a radixtree for random access to the object's backing storage A while ago we switched from a contiguous array of pages into an sglist, for that was both more convenient for mapping to hardware and avoided the requirement for a vmalloc array of pages on every object. However, certain GEM API calls (like pwrite, pread as well as performing relocations) do desire access to individual struct pages. A quick hack was to introduce a cache of the last access such that finding the following page was quick - this works so long as the caller desired sequential access. Walking backwards, or multiple callers, still hits a slow linear search for each page. One solution is to store each successful lookup in a radix tree. v2: Rewrite building the radixtree for clarity, hopefully. v3: Rearrange execbuf to avoid calling i915_gem_object_get_sg() from within an atomic section and so relax the allocation context to a simple GFP_KERNEL and mutex. Signed-off-by: Chris Wilson Reviewed-by: Tvrtko Ursulin Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-10-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_drv.h | 69 +++++------- drivers/gpu/drm/i915/i915_gem.c | 185 +++++++++++++++++++++++++++++--- drivers/gpu/drm/i915/i915_gem_stolen.c | 4 +- drivers/gpu/drm/i915/i915_gem_userptr.c | 4 +- 4 files changed, 199 insertions(+), 63 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index a1b980129607..85ae83a0c937 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2286,9 +2286,12 @@ struct drm_i915_gem_object { struct sg_table *pages; int pages_pin_count; - struct get_page { - struct scatterlist *sg; - int last; + struct i915_gem_object_page_iter { + struct scatterlist *sg_pos; + unsigned int sg_idx; /* in pages, but 32bit eek! */ + + struct radix_tree_root radix; + struct mutex lock; /* protects this cache */ } get_page; void *mapping; @@ -2491,6 +2494,14 @@ static __always_inline struct sgt_iter { return s; } +static inline struct scatterlist *____sg_next(struct scatterlist *sg) +{ + ++sg; + if (unlikely(sg_is_chain(sg))) + sg = sg_chain_ptr(sg); + return sg; +} + /** * __sg_next - return the next scatterlist entry in a list * @sg: The current sg entry @@ -2505,9 +2516,7 @@ static inline struct scatterlist *__sg_next(struct scatterlist *sg) #ifdef CONFIG_DEBUG_SG BUG_ON(sg->sg_magic != SG_MAGIC); #endif - return sg_is_last(sg) ? NULL : - likely(!sg_is_chain(++sg)) ? sg : - sg_chain_ptr(sg); + return sg_is_last(sg) ? NULL : ____sg_next(sg); } /** @@ -3185,45 +3194,21 @@ static inline int __sg_page_count(struct scatterlist *sg) return sg->length >> PAGE_SHIFT; } -struct page * -i915_gem_object_get_dirty_page(struct drm_i915_gem_object *obj, int n); - -static inline dma_addr_t -i915_gem_object_get_dma_address(struct drm_i915_gem_object *obj, int n) -{ - if (n < obj->get_page.last) { - obj->get_page.sg = obj->pages->sgl; - obj->get_page.last = 0; - } - - while (obj->get_page.last + __sg_page_count(obj->get_page.sg) <= n) { - obj->get_page.last += __sg_page_count(obj->get_page.sg++); - if (unlikely(sg_is_chain(obj->get_page.sg))) - obj->get_page.sg = sg_chain_ptr(obj->get_page.sg); - } +struct scatterlist * +i915_gem_object_get_sg(struct drm_i915_gem_object *obj, + unsigned int n, unsigned int *offset); - return sg_dma_address(obj->get_page.sg) + ((n - obj->get_page.last) << PAGE_SHIFT); -} - -static inline struct page * -i915_gem_object_get_page(struct drm_i915_gem_object *obj, int n) -{ - if (WARN_ON(n >= obj->base.size >> PAGE_SHIFT)) - return NULL; - - if (n < obj->get_page.last) { - obj->get_page.sg = obj->pages->sgl; - obj->get_page.last = 0; - } +struct page * +i915_gem_object_get_page(struct drm_i915_gem_object *obj, + unsigned int n); - while (obj->get_page.last + __sg_page_count(obj->get_page.sg) <= n) { - obj->get_page.last += __sg_page_count(obj->get_page.sg++); - if (unlikely(sg_is_chain(obj->get_page.sg))) - obj->get_page.sg = sg_chain_ptr(obj->get_page.sg); - } +struct page * +i915_gem_object_get_dirty_page(struct drm_i915_gem_object *obj, + unsigned int n); - return nth_page(sg_page(obj->get_page.sg), n - obj->get_page.last); -} +dma_addr_t +i915_gem_object_get_dma_address(struct drm_i915_gem_object *obj, + unsigned long n); static inline void i915_gem_object_pin_pages(struct drm_i915_gem_object *obj) { diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 528958d8fa5a..aa0de3aa2565 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2330,6 +2330,15 @@ i915_gem_object_put_pages_gtt(struct drm_i915_gem_object *obj) kfree(obj->pages); } +static void __i915_gem_object_reset_page_iter(struct drm_i915_gem_object *obj) +{ + struct radix_tree_iter iter; + void **slot; + + radix_tree_for_each_slot(slot, &obj->get_page.radix, &iter, 0) + radix_tree_delete(&obj->get_page.radix, iter.index); +} + int i915_gem_object_put_pages(struct drm_i915_gem_object *obj) { @@ -2362,6 +2371,8 @@ i915_gem_object_put_pages(struct drm_i915_gem_object *obj) obj->mapping = NULL; } + __i915_gem_object_reset_page_iter(obj); + ops->put_pages(obj); obj->pages = NULL; @@ -2531,8 +2542,8 @@ i915_gem_object_get_pages(struct drm_i915_gem_object *obj) list_add_tail(&obj->global_list, &dev_priv->mm.unbound_list); - obj->get_page.sg = obj->pages->sgl; - obj->get_page.last = 0; + obj->get_page.sg_pos = obj->pages->sgl; + obj->get_page.sg_idx = 0; return 0; } @@ -4337,6 +4348,8 @@ void i915_gem_object_init(struct drm_i915_gem_object *obj, obj->frontbuffer_ggtt_origin = ORIGIN_GTT; obj->madv = I915_MADV_WILLNEED; + INIT_RADIX_TREE(&obj->get_page.radix, GFP_KERNEL | __GFP_NOWARN); + mutex_init(&obj->get_page.lock); i915_gem_info_add_obj(to_i915(obj->base.dev), obj->base.size); } @@ -5032,21 +5045,6 @@ void i915_gem_track_fb(struct drm_i915_gem_object *old, } } -/* Like i915_gem_object_get_page(), but mark the returned page dirty */ -struct page * -i915_gem_object_get_dirty_page(struct drm_i915_gem_object *obj, int n) -{ - struct page *page; - - /* Only default objects have per-page dirty tracking */ - if (WARN_ON(!i915_gem_object_has_struct_page(obj))) - return NULL; - - page = i915_gem_object_get_page(obj, n); - set_page_dirty(page); - return page; -} - /* Allocate a new GEM object and fill it with the supplied data */ struct drm_i915_gem_object * i915_gem_object_create_from_data(struct drm_device *dev, @@ -5087,3 +5085,156 @@ fail: i915_gem_object_put(obj); return ERR_PTR(ret); } + +struct scatterlist * +i915_gem_object_get_sg(struct drm_i915_gem_object *obj, + unsigned int n, + unsigned int *offset) +{ + struct i915_gem_object_page_iter *iter = &obj->get_page; + struct scatterlist *sg; + unsigned int idx, count; + + might_sleep(); + GEM_BUG_ON(n >= obj->base.size >> PAGE_SHIFT); + GEM_BUG_ON(obj->pages_pin_count == 0); + + /* As we iterate forward through the sg, we record each entry in a + * radixtree for quick repeated (backwards) lookups. If we have seen + * this index previously, we will have an entry for it. + * + * Initial lookup is O(N), but this is amortized to O(1) for + * sequential page access (where each new request is consecutive + * to the previous one). Repeated lookups are O(lg(obj->base.size)), + * i.e. O(1) with a large constant! + */ + if (n < READ_ONCE(iter->sg_idx)) + goto lookup; + + mutex_lock(&iter->lock); + + /* We prefer to reuse the last sg so that repeated lookup of this + * (or the subsequent) sg are fast - comparing against the last + * sg is faster than going through the radixtree. + */ + + sg = iter->sg_pos; + idx = iter->sg_idx; + count = __sg_page_count(sg); + + while (idx + count <= n) { + unsigned long exception, i; + int ret; + + /* If we cannot allocate and insert this entry, or the + * individual pages from this range, cancel updating the + * sg_idx so that on this lookup we are forced to linearly + * scan onwards, but on future lookups we will try the + * insertion again (in which case we need to be careful of + * the error return reporting that we have already inserted + * this index). + */ + ret = radix_tree_insert(&iter->radix, idx, sg); + if (ret && ret != -EEXIST) + goto scan; + + exception = + RADIX_TREE_EXCEPTIONAL_ENTRY | + idx << RADIX_TREE_EXCEPTIONAL_SHIFT; + for (i = 1; i < count; i++) { + ret = radix_tree_insert(&iter->radix, idx + i, + (void *)exception); + if (ret && ret != -EEXIST) + goto scan; + } + + idx += count; + sg = ____sg_next(sg); + count = __sg_page_count(sg); + } + +scan: + iter->sg_pos = sg; + iter->sg_idx = idx; + + mutex_unlock(&iter->lock); + + if (unlikely(n < idx)) /* insertion completed by another thread */ + goto lookup; + + /* In case we failed to insert the entry into the radixtree, we need + * to look beyond the current sg. + */ + while (idx + count <= n) { + idx += count; + sg = ____sg_next(sg); + count = __sg_page_count(sg); + } + + *offset = n - idx; + return sg; + +lookup: + rcu_read_lock(); + + sg = radix_tree_lookup(&iter->radix, n); + GEM_BUG_ON(!sg); + + /* If this index is in the middle of multi-page sg entry, + * the radixtree will contain an exceptional entry that points + * to the start of that range. We will return the pointer to + * the base page and the offset of this page within the + * sg entry's range. + */ + *offset = 0; + if (unlikely(radix_tree_exception(sg))) { + unsigned long base = + (unsigned long)sg >> RADIX_TREE_EXCEPTIONAL_SHIFT; + + sg = radix_tree_lookup(&iter->radix, base); + GEM_BUG_ON(!sg); + + *offset = n - base; + } + + rcu_read_unlock(); + + return sg; +} + +struct page * +i915_gem_object_get_page(struct drm_i915_gem_object *obj, unsigned int n) +{ + struct scatterlist *sg; + unsigned int offset; + + GEM_BUG_ON(!i915_gem_object_has_struct_page(obj)); + + sg = i915_gem_object_get_sg(obj, n, &offset); + return nth_page(sg_page(sg), offset); +} + +/* Like i915_gem_object_get_page(), but mark the returned page dirty */ +struct page * +i915_gem_object_get_dirty_page(struct drm_i915_gem_object *obj, + unsigned int n) +{ + struct page *page; + + page = i915_gem_object_get_page(obj, n); + if (!obj->dirty) + set_page_dirty(page); + + return page; +} + +dma_addr_t +i915_gem_object_get_dma_address(struct drm_i915_gem_object *obj, + unsigned long n) +{ + struct scatterlist *sg; + unsigned int offset; + + sg = i915_gem_object_get_sg(obj, n, &offset); + return sg_dma_address(sg) + (offset << PAGE_SHIFT); +} diff --git a/drivers/gpu/drm/i915/i915_gem_stolen.c b/drivers/gpu/drm/i915/i915_gem_stolen.c index f4f6d3a48b05..70e61bc35c60 100644 --- a/drivers/gpu/drm/i915/i915_gem_stolen.c +++ b/drivers/gpu/drm/i915/i915_gem_stolen.c @@ -595,8 +595,8 @@ _i915_gem_object_create_stolen(struct drm_device *dev, if (obj->pages == NULL) goto cleanup; - obj->get_page.sg = obj->pages->sgl; - obj->get_page.last = 0; + obj->get_page.sg_pos = obj->pages->sgl; + obj->get_page.sg_idx = 0; i915_gem_object_pin_pages(obj); obj->stolen = stolen; diff --git a/drivers/gpu/drm/i915/i915_gem_userptr.c b/drivers/gpu/drm/i915/i915_gem_userptr.c index c49dd95413bd..e2fa970bb629 100644 --- a/drivers/gpu/drm/i915/i915_gem_userptr.c +++ b/drivers/gpu/drm/i915/i915_gem_userptr.c @@ -530,8 +530,8 @@ __i915_gem_userptr_get_pages_worker(struct work_struct *_work) if (ret == 0) { list_add_tail(&obj->global_list, &to_i915(dev)->mm.unbound_list); - obj->get_page.sg = obj->pages->sgl; - obj->get_page.last = 0; + obj->get_page.sg_pos = obj->pages->sgl; + obj->get_page.sg_idx = 0; pinned = 0; } } -- cgit v1.2.3 From d2a84a76a3b970fa32e6eda3d85e7782f831379e Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:34 +0100 Subject: drm/i915: Use radixtree to jump start intel_partial_pages() We can use the radixtree index of the obj->pages to find the start position of the desired partial range. Signed-off-by: Chris Wilson Reviewed-by: Tvrtko Ursulin Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-11-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem_gtt.c | 40 ++++++++++++++++++++++++------------- 1 file changed, 26 insertions(+), 14 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 2bbbda191e93..b3f341fe77bf 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -3584,35 +3584,47 @@ intel_partial_pages(const struct i915_ggtt_view *view, struct drm_i915_gem_object *obj) { struct sg_table *st; - struct scatterlist *sg; - struct sg_page_iter obj_sg_iter; + struct scatterlist *sg, *iter; + unsigned int count = view->params.partial.size; + unsigned int offset; int ret = -ENOMEM; st = kmalloc(sizeof(*st), GFP_KERNEL); if (!st) goto err_st_alloc; - ret = sg_alloc_table(st, view->params.partial.size, GFP_KERNEL); + ret = sg_alloc_table(st, count, GFP_KERNEL); if (ret) goto err_sg_alloc; + iter = i915_gem_object_get_sg(obj, + view->params.partial.offset, + &offset); + GEM_BUG_ON(!iter); + sg = st->sgl; st->nents = 0; - for_each_sg_page(obj->pages->sgl, &obj_sg_iter, obj->pages->nents, - view->params.partial.offset) - { - if (st->nents >= view->params.partial.size) - break; + do { + unsigned int len; - sg_set_page(sg, NULL, PAGE_SIZE, 0); - sg_dma_address(sg) = sg_page_iter_dma_address(&obj_sg_iter); - sg_dma_len(sg) = PAGE_SIZE; + len = min(iter->length - (offset << PAGE_SHIFT), + count << PAGE_SHIFT); + sg_set_page(sg, NULL, len, 0); + sg_dma_address(sg) = + sg_dma_address(iter) + (offset << PAGE_SHIFT); + sg_dma_len(sg) = len; - sg = sg_next(sg); st->nents++; - } + count -= len >> PAGE_SHIFT; + if (count == 0) { + sg_mark_end(sg); + return st; + } - return st; + sg = __sg_next(sg); + iter = __sg_next(iter); + offset = 0; + } while (1); err_sg_alloc: kfree(st); -- cgit v1.2.3 From a4f5ea64f0a818586b9de71803824b43dd01e517 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:35 +0100 Subject: drm/i915: Refactor object page API The plan is to make obtaining the backing storage for the object avoid struct_mutex (i.e. use its own locking). The first step is to update the API so that normal users only call pin/unpin whilst working on the backing storage. Signed-off-by: Chris Wilson Reviewed-by: Tvrtko Ursulin Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-12-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_cmd_parser.c | 2 +- drivers/gpu/drm/i915/i915_debugfs.c | 17 +-- drivers/gpu/drm/i915/i915_drv.h | 94 ++++++++---- drivers/gpu/drm/i915/i915_gem.c | 205 +++++++++++++-------------- drivers/gpu/drm/i915/i915_gem_batch_pool.c | 3 +- drivers/gpu/drm/i915/i915_gem_dmabuf.c | 14 +- drivers/gpu/drm/i915/i915_gem_execbuffer.c | 2 +- drivers/gpu/drm/i915/i915_gem_fence.c | 4 +- drivers/gpu/drm/i915/i915_gem_gtt.c | 10 +- drivers/gpu/drm/i915/i915_gem_internal.c | 12 +- drivers/gpu/drm/i915/i915_gem_render_state.c | 2 +- drivers/gpu/drm/i915/i915_gem_shrinker.c | 10 +- drivers/gpu/drm/i915/i915_gem_stolen.c | 24 ++-- drivers/gpu/drm/i915/i915_gem_tiling.c | 8 +- drivers/gpu/drm/i915/i915_gem_userptr.c | 30 ++-- drivers/gpu/drm/i915/i915_gpu_error.c | 4 +- drivers/gpu/drm/i915/intel_lrc.c | 6 +- 17 files changed, 233 insertions(+), 214 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_cmd_parser.c b/drivers/gpu/drm/i915/i915_cmd_parser.c index f191d7b66b1d..f5039f4f988f 100644 --- a/drivers/gpu/drm/i915/i915_cmd_parser.c +++ b/drivers/gpu/drm/i915/i915_cmd_parser.c @@ -1290,7 +1290,7 @@ int intel_engine_cmd_parser(struct intel_engine_cs *engine, } if (ret == 0 && needs_clflush_after) - drm_clflush_virt_range(shadow_batch_obj->mapping, batch_len); + drm_clflush_virt_range(shadow_batch_obj->mm.mapping, batch_len); i915_gem_object_unpin_map(shadow_batch_obj); return ret; diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 9f5a39209f52..e97a16cb6b67 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -112,7 +112,7 @@ static char get_global_flag(struct drm_i915_gem_object *obj) static char get_pin_mapped_flag(struct drm_i915_gem_object *obj) { - return obj->mapping ? 'M' : ' '; + return obj->mm.mapping ? 'M' : ' '; } static u64 i915_gem_obj_total_ggtt_size(struct drm_i915_gem_object *obj) @@ -158,8 +158,8 @@ describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj) i915_gem_active_get_seqno(&obj->last_write, &obj->base.dev->struct_mutex), i915_cache_level_str(dev_priv, obj->cache_level), - obj->dirty ? " dirty" : "", - obj->madv == I915_MADV_DONTNEED ? " purgeable" : ""); + obj->mm.dirty ? " dirty" : "", + obj->mm.madv == I915_MADV_DONTNEED ? " purgeable" : ""); if (obj->base.name) seq_printf(m, " (name: %d)", obj->base.name); list_for_each_entry(vma, &obj->vma_list, obj_link) { @@ -403,12 +403,12 @@ static int i915_gem_object_info(struct seq_file *m, void *data) size += obj->base.size; ++count; - if (obj->madv == I915_MADV_DONTNEED) { + if (obj->mm.madv == I915_MADV_DONTNEED) { purgeable_size += obj->base.size; ++purgeable_count; } - if (obj->mapping) { + if (obj->mm.mapping) { mapped_count++; mapped_size += obj->base.size; } @@ -425,12 +425,12 @@ static int i915_gem_object_info(struct seq_file *m, void *data) ++dpy_count; } - if (obj->madv == I915_MADV_DONTNEED) { + if (obj->mm.madv == I915_MADV_DONTNEED) { purgeable_size += obj->base.size; ++purgeable_count; } - if (obj->mapping) { + if (obj->mm.mapping) { mapped_count++; mapped_size += obj->base.size; } @@ -2028,7 +2028,7 @@ static void i915_dump_lrc_obj(struct seq_file *m, seq_printf(m, "\tBound in GGTT at 0x%08x\n", i915_ggtt_offset(vma)); - if (i915_gem_object_get_pages(vma->obj)) { + if (i915_gem_object_pin_pages(vma->obj)) { seq_puts(m, "\tFailed to get pages for context object\n\n"); return; } @@ -2047,6 +2047,7 @@ static void i915_dump_lrc_obj(struct seq_file *m, kunmap_atomic(reg_state); } + i915_gem_object_unpin_pages(vma->obj); seq_putc(m, '\n'); } diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 85ae83a0c937..50781cbe74d0 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2252,17 +2252,6 @@ struct drm_i915_gem_object { */ #define I915_BO_ACTIVE_REF (I915_BO_ACTIVE_SHIFT + I915_NUM_ENGINES) - /** - * This is set if the object has been written to since last bound - * to the GTT - */ - unsigned int dirty:1; - - /** - * Advice: are the backing pages purgeable? - */ - unsigned int madv:2; - /* * Is the object to be mapped as read-only to the GPU * Only honoured if hardware has relevant pte bit @@ -2284,16 +2273,31 @@ struct drm_i915_gem_object { unsigned int bind_count; unsigned int pin_display; - struct sg_table *pages; - int pages_pin_count; - struct i915_gem_object_page_iter { - struct scatterlist *sg_pos; - unsigned int sg_idx; /* in pages, but 32bit eek! */ + struct { + unsigned int pages_pin_count; + + struct sg_table *pages; + void *mapping; - struct radix_tree_root radix; - struct mutex lock; /* protects this cache */ - } get_page; - void *mapping; + struct i915_gem_object_page_iter { + struct scatterlist *sg_pos; + unsigned int sg_idx; /* in pages, but 32bit eek! */ + + struct radix_tree_root radix; + struct mutex lock; /* protects this cache */ + } get_page; + + /** + * Advice: are the backing pages purgeable? + */ + unsigned int madv:2; + + /** + * This is set if the object has been written to since the + * pages were last acquired. + */ + bool dirty:1; + } mm; /** Breadcrumb of last rendering to the buffer. * There can only be one writer, but we allow for multiple readers. @@ -3182,14 +3186,11 @@ void i915_vma_close(struct i915_vma *vma); void i915_vma_destroy(struct i915_vma *vma); int i915_gem_object_unbind(struct drm_i915_gem_object *obj); -int i915_gem_object_put_pages(struct drm_i915_gem_object *obj); void i915_gem_release_mmap(struct drm_i915_gem_object *obj); void i915_gem_runtime_suspend(struct drm_i915_private *dev_priv); -int __must_check i915_gem_object_get_pages(struct drm_i915_gem_object *obj); - -static inline int __sg_page_count(struct scatterlist *sg) +static inline int __sg_page_count(const struct scatterlist *sg) { return sg->length >> PAGE_SHIFT; } @@ -3210,19 +3211,52 @@ dma_addr_t i915_gem_object_get_dma_address(struct drm_i915_gem_object *obj, unsigned long n); -static inline void i915_gem_object_pin_pages(struct drm_i915_gem_object *obj) +int __i915_gem_object_get_pages(struct drm_i915_gem_object *obj); + +static inline int __must_check +i915_gem_object_pin_pages(struct drm_i915_gem_object *obj) +{ + lockdep_assert_held(&obj->base.dev->struct_mutex); + + if (obj->mm.pages_pin_count++) + return 0; + + return __i915_gem_object_get_pages(obj); +} + +static inline void +__i915_gem_object_pin_pages(struct drm_i915_gem_object *obj) { - GEM_BUG_ON(obj->pages == NULL); - obj->pages_pin_count++; + lockdep_assert_held(&obj->base.dev->struct_mutex); + GEM_BUG_ON(!obj->mm.pages); + + obj->mm.pages_pin_count++; +} + +static inline bool +i915_gem_object_has_pinned_pages(struct drm_i915_gem_object *obj) +{ + return obj->mm.pages_pin_count; +} + +static inline void +__i915_gem_object_unpin_pages(struct drm_i915_gem_object *obj) +{ + lockdep_assert_held(&obj->base.dev->struct_mutex); + GEM_BUG_ON(!i915_gem_object_has_pinned_pages(obj)); + GEM_BUG_ON(!obj->mm.pages); + + obj->mm.pages_pin_count--; + GEM_BUG_ON(obj->mm.pages_pin_count < obj->bind_count); } static inline void i915_gem_object_unpin_pages(struct drm_i915_gem_object *obj) { - GEM_BUG_ON(obj->pages_pin_count == 0); - obj->pages_pin_count--; - GEM_BUG_ON(obj->pages_pin_count < obj->bind_count); + __i915_gem_object_unpin_pages(obj); } +int __i915_gem_object_put_pages(struct drm_i915_gem_object *obj); + enum i915_map_type { I915_MAP_WB = 0, I915_MAP_WC, diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index aa0de3aa2565..0d702c8f7b7b 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -216,7 +216,7 @@ i915_gem_object_get_pages_phys(struct drm_i915_gem_object *obj) sg_dma_address(sg) = obj->phys_handle->busaddr; sg_dma_len(sg) = obj->base.size; - obj->pages = st; + obj->mm.pages = st; return 0; } @@ -225,7 +225,7 @@ i915_gem_object_put_pages_phys(struct drm_i915_gem_object *obj) { int ret; - BUG_ON(obj->madv == __I915_MADV_PURGED); + GEM_BUG_ON(obj->mm.madv == __I915_MADV_PURGED); ret = i915_gem_object_set_to_cpu_domain(obj, true); if (WARN_ON(ret)) { @@ -235,10 +235,10 @@ i915_gem_object_put_pages_phys(struct drm_i915_gem_object *obj) obj->base.read_domains = obj->base.write_domain = I915_GEM_DOMAIN_CPU; } - if (obj->madv == I915_MADV_DONTNEED) - obj->dirty = 0; + if (obj->mm.madv == I915_MADV_DONTNEED) + obj->mm.dirty = false; - if (obj->dirty) { + if (obj->mm.dirty) { struct address_space *mapping = obj->base.filp->f_mapping; char *vaddr = obj->phys_handle->vaddr; int i; @@ -257,22 +257,23 @@ i915_gem_object_put_pages_phys(struct drm_i915_gem_object *obj) kunmap_atomic(dst); set_page_dirty(page); - if (obj->madv == I915_MADV_WILLNEED) + if (obj->mm.madv == I915_MADV_WILLNEED) mark_page_accessed(page); put_page(page); vaddr += PAGE_SIZE; } - obj->dirty = 0; + obj->mm.dirty = false; } - sg_free_table(obj->pages); - kfree(obj->pages); + sg_free_table(obj->mm.pages); + kfree(obj->mm.pages); } static void i915_gem_object_release_phys(struct drm_i915_gem_object *obj) { drm_pci_free(obj->base.dev, obj->phys_handle); + i915_gem_object_unpin_pages(obj); } static const struct drm_i915_gem_object_ops i915_gem_phys_ops = { @@ -507,7 +508,7 @@ i915_gem_object_attach_phys(struct drm_i915_gem_object *obj, return 0; } - if (obj->madv != I915_MADV_WILLNEED) + if (obj->mm.madv != I915_MADV_WILLNEED) return -EFAULT; if (obj->base.filp == NULL) @@ -517,7 +518,7 @@ i915_gem_object_attach_phys(struct drm_i915_gem_object *obj, if (ret) return ret; - ret = i915_gem_object_put_pages(obj); + ret = __i915_gem_object_put_pages(obj); if (ret) return ret; @@ -529,7 +530,7 @@ i915_gem_object_attach_phys(struct drm_i915_gem_object *obj, obj->phys_handle = phys; obj->ops = &i915_gem_phys_ops; - return i915_gem_object_get_pages(obj); + return i915_gem_object_pin_pages(obj); } static int @@ -725,12 +726,10 @@ int i915_gem_obj_prepare_shmem_read(struct drm_i915_gem_object *obj, if (ret) return ret; - ret = i915_gem_object_get_pages(obj); + ret = i915_gem_object_pin_pages(obj); if (ret) return ret; - i915_gem_object_pin_pages(obj); - i915_gem_object_flush_gtt_write_domain(obj); /* If we're not in the cpu read domain, set ourself into the gtt @@ -778,12 +777,10 @@ int i915_gem_obj_prepare_shmem_write(struct drm_i915_gem_object *obj, if (ret) return ret; - ret = i915_gem_object_get_pages(obj); + ret = i915_gem_object_pin_pages(obj); if (ret) return ret; - i915_gem_object_pin_pages(obj); - i915_gem_object_flush_gtt_write_domain(obj); /* If we're not in the cpu write domain, set ourself into the @@ -813,7 +810,7 @@ int i915_gem_obj_prepare_shmem_write(struct drm_i915_gem_object *obj, obj->cache_dirty = true; intel_fb_obj_invalidate(obj, ORIGIN_CPU); - obj->dirty = 1; + obj->mm.dirty = true; /* return with the pages pinned */ return 0; @@ -951,13 +948,11 @@ i915_gem_gtt_pread(struct drm_device *dev, if (ret) goto out; - ret = i915_gem_object_get_pages(obj); + ret = i915_gem_object_pin_pages(obj); if (ret) { remove_mappable_node(&node); goto out; } - - i915_gem_object_pin_pages(obj); } ret = i915_gem_object_set_to_gtt_domain(obj, false); @@ -1064,7 +1059,7 @@ i915_gem_shmem_pread(struct drm_device *dev, offset = args->offset; remain = args->size; - for_each_sg_page(obj->pages->sgl, &sg_iter, obj->pages->nents, + for_each_sg_page(obj->mm.pages->sgl, &sg_iter, obj->mm.pages->nents, offset >> PAGE_SHIFT) { struct page *page = sg_page_iter_page(&sg_iter); @@ -1254,13 +1249,11 @@ i915_gem_gtt_pwrite_fast(struct drm_i915_private *i915, if (ret) goto out; - ret = i915_gem_object_get_pages(obj); + ret = i915_gem_object_pin_pages(obj); if (ret) { remove_mappable_node(&node); goto out; } - - i915_gem_object_pin_pages(obj); } ret = i915_gem_object_set_to_gtt_domain(obj, true); @@ -1268,7 +1261,7 @@ i915_gem_gtt_pwrite_fast(struct drm_i915_private *i915, goto out_unpin; intel_fb_obj_invalidate(obj, ORIGIN_CPU); - obj->dirty = true; + obj->mm.dirty = true; user_data = u64_to_user_ptr(args->data_ptr); offset = args->offset; @@ -1439,7 +1432,7 @@ i915_gem_shmem_pwrite(struct drm_device *dev, offset = args->offset; remain = args->size; - for_each_sg_page(obj->pages->sgl, &sg_iter, obj->pages->nents, + for_each_sg_page(obj->mm.pages->sgl, &sg_iter, obj->mm.pages->nents, offset >> PAGE_SHIFT) { struct page *page = sg_page_iter_page(&sg_iter); int partial_cacheline_write; @@ -2266,7 +2259,7 @@ i915_gem_object_truncate(struct drm_i915_gem_object *obj) * backing pages, *now*. */ shmem_truncate_range(file_inode(obj->base.filp), 0, (loff_t)-1); - obj->madv = __I915_MADV_PURGED; + obj->mm.madv = __I915_MADV_PURGED; } /* Try to discard unwanted pages */ @@ -2275,7 +2268,7 @@ i915_gem_object_invalidate(struct drm_i915_gem_object *obj) { struct address_space *mapping; - switch (obj->madv) { + switch (obj->mm.madv) { case I915_MADV_DONTNEED: i915_gem_object_truncate(obj); case __I915_MADV_PURGED: @@ -2296,7 +2289,7 @@ i915_gem_object_put_pages_gtt(struct drm_i915_gem_object *obj) struct page *page; int ret; - BUG_ON(obj->madv == __I915_MADV_PURGED); + GEM_BUG_ON(obj->mm.madv == __I915_MADV_PURGED); ret = i915_gem_object_set_to_cpu_domain(obj, true); if (WARN_ON(ret)) { @@ -2312,22 +2305,22 @@ i915_gem_object_put_pages_gtt(struct drm_i915_gem_object *obj) if (i915_gem_object_needs_bit17_swizzle(obj)) i915_gem_object_save_bit_17_swizzle(obj); - if (obj->madv == I915_MADV_DONTNEED) - obj->dirty = 0; + if (obj->mm.madv == I915_MADV_DONTNEED) + obj->mm.dirty = false; - for_each_sgt_page(page, sgt_iter, obj->pages) { - if (obj->dirty) + for_each_sgt_page(page, sgt_iter, obj->mm.pages) { + if (obj->mm.dirty) set_page_dirty(page); - if (obj->madv == I915_MADV_WILLNEED) + if (obj->mm.madv == I915_MADV_WILLNEED) mark_page_accessed(page); put_page(page); } - obj->dirty = 0; + obj->mm.dirty = false; - sg_free_table(obj->pages); - kfree(obj->pages); + sg_free_table(obj->mm.pages); + kfree(obj->mm.pages); } static void __i915_gem_object_reset_page_iter(struct drm_i915_gem_object *obj) @@ -2335,21 +2328,20 @@ static void __i915_gem_object_reset_page_iter(struct drm_i915_gem_object *obj) struct radix_tree_iter iter; void **slot; - radix_tree_for_each_slot(slot, &obj->get_page.radix, &iter, 0) - radix_tree_delete(&obj->get_page.radix, iter.index); + radix_tree_for_each_slot(slot, &obj->mm.get_page.radix, &iter, 0) + radix_tree_delete(&obj->mm.get_page.radix, iter.index); } -int -i915_gem_object_put_pages(struct drm_i915_gem_object *obj) +int __i915_gem_object_put_pages(struct drm_i915_gem_object *obj) { const struct drm_i915_gem_object_ops *ops = obj->ops; lockdep_assert_held(&obj->base.dev->struct_mutex); - if (obj->pages == NULL) + if (!obj->mm.pages) return 0; - if (obj->pages_pin_count) + if (i915_gem_object_has_pinned_pages(obj)) return -EBUSY; GEM_BUG_ON(obj->bind_count); @@ -2359,22 +2351,22 @@ i915_gem_object_put_pages(struct drm_i915_gem_object *obj) * lists early. */ list_del(&obj->global_list); - if (obj->mapping) { + if (obj->mm.mapping) { void *ptr; - ptr = ptr_mask_bits(obj->mapping); + ptr = ptr_mask_bits(obj->mm.mapping); if (is_vmalloc_addr(ptr)) vunmap(ptr); else kunmap(kmap_to_page(ptr)); - obj->mapping = NULL; + obj->mm.mapping = NULL; } __i915_gem_object_reset_page_iter(obj); ops->put_pages(obj); - obj->pages = NULL; + obj->mm.pages = NULL; i915_gem_object_invalidate(obj); @@ -2474,7 +2466,7 @@ i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj) } if (sg) /* loop terminated early; short sg table */ sg_mark_end(sg); - obj->pages = st; + obj->mm.pages = st; ret = i915_gem_gtt_prepare_object(obj); if (ret) @@ -2485,7 +2477,7 @@ i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj) if (i915_gem_object_is_tiled(obj) && dev_priv->quirks & QUIRK_PIN_SWIZZLED_PAGES) - i915_gem_object_pin_pages(obj); + __i915_gem_object_pin_pages(obj); return 0; @@ -2517,8 +2509,7 @@ err_pages: * either as a result of memory pressure (reaping pages under the shrinker) * or as the object is itself released. */ -int -i915_gem_object_get_pages(struct drm_i915_gem_object *obj) +int __i915_gem_object_get_pages(struct drm_i915_gem_object *obj) { struct drm_i915_private *dev_priv = to_i915(obj->base.dev); const struct drm_i915_gem_object_ops *ops = obj->ops; @@ -2526,24 +2517,25 @@ i915_gem_object_get_pages(struct drm_i915_gem_object *obj) lockdep_assert_held(&obj->base.dev->struct_mutex); - if (obj->pages) + if (obj->mm.pages) return 0; - if (obj->madv != I915_MADV_WILLNEED) { + if (obj->mm.madv != I915_MADV_WILLNEED) { DRM_DEBUG("Attempting to obtain a purgeable object\n"); + __i915_gem_object_unpin_pages(obj); return -EFAULT; } - BUG_ON(obj->pages_pin_count); - ret = ops->get_pages(obj); - if (ret) + if (ret) { + __i915_gem_object_unpin_pages(obj); return ret; + } list_add_tail(&obj->global_list, &dev_priv->mm.unbound_list); - obj->get_page.sg_pos = obj->pages->sgl; - obj->get_page.sg_idx = 0; + obj->mm.get_page.sg_pos = obj->mm.pages->sgl; + obj->mm.get_page.sg_idx = 0; return 0; } @@ -2553,7 +2545,7 @@ static void *i915_gem_object_map(const struct drm_i915_gem_object *obj, enum i915_map_type type) { unsigned long n_pages = obj->base.size >> PAGE_SHIFT; - struct sg_table *sgt = obj->pages; + struct sg_table *sgt = obj->mm.pages; struct sgt_iter sgt_iter; struct page *page; struct page *stack_pages[32]; @@ -2607,14 +2599,13 @@ void *i915_gem_object_pin_map(struct drm_i915_gem_object *obj, lockdep_assert_held(&obj->base.dev->struct_mutex); GEM_BUG_ON(!i915_gem_object_has_struct_page(obj)); - ret = i915_gem_object_get_pages(obj); + ret = i915_gem_object_pin_pages(obj); if (ret) return ERR_PTR(ret); - i915_gem_object_pin_pages(obj); - pinned = obj->pages_pin_count > 1; + pinned = obj->mm.pages_pin_count > 1; - ptr = ptr_unpack_bits(obj->mapping, has_type); + ptr = ptr_unpack_bits(obj->mm.mapping, has_type); if (ptr && has_type != type) { if (pinned) { ret = -EBUSY; @@ -2626,7 +2617,7 @@ void *i915_gem_object_pin_map(struct drm_i915_gem_object *obj, else kunmap(kmap_to_page(ptr)); - ptr = obj->mapping = NULL; + ptr = obj->mm.mapping = NULL; } if (!ptr) { @@ -2636,7 +2627,7 @@ void *i915_gem_object_pin_map(struct drm_i915_gem_object *obj, goto err; } - obj->mapping = ptr_pack_bits(ptr, type); + obj->mm.mapping = ptr_pack_bits(ptr, type); } return ptr; @@ -3087,7 +3078,7 @@ int i915_vma_unbind(struct i915_vma *vma) goto destroy; GEM_BUG_ON(obj->bind_count == 0); - GEM_BUG_ON(!obj->pages); + GEM_BUG_ON(!obj->mm.pages); if (i915_vma_is_map_and_fenceable(vma)) { /* release the fence reg _after_ flushing */ @@ -3111,7 +3102,7 @@ int i915_vma_unbind(struct i915_vma *vma) drm_mm_remove_node(&vma->node); list_move_tail(&vma->vm_link, &vma->vm->unbound_list); - if (vma->pages != obj->pages) { + if (vma->pages != obj->mm.pages) { GEM_BUG_ON(!vma->pages); sg_free_table(vma->pages); kfree(vma->pages); @@ -3244,12 +3235,10 @@ i915_vma_insert(struct i915_vma *vma, u64 size, u64 alignment, u64 flags) return -E2BIG; } - ret = i915_gem_object_get_pages(obj); + ret = i915_gem_object_pin_pages(obj); if (ret) return ret; - i915_gem_object_pin_pages(obj); - if (flags & PIN_OFFSET_FIXED) { u64 offset = flags & PIN_OFFSET_MASK; if (offset & (alignment - 1) || offset > end - size) { @@ -3331,7 +3320,7 @@ i915_gem_clflush_object(struct drm_i915_gem_object *obj, * to GPU, and we can ignore the cache flush because it'll happen * again at bind time. */ - if (obj->pages == NULL) + if (!obj->mm.pages) return false; /* @@ -3355,7 +3344,7 @@ i915_gem_clflush_object(struct drm_i915_gem_object *obj, } trace_i915_gem_object_clflush(obj); - drm_clflush_sg(obj->pages); + drm_clflush_sg(obj->mm.pages); obj->cache_dirty = false; return true; @@ -3469,7 +3458,7 @@ i915_gem_object_set_to_gtt_domain(struct drm_i915_gem_object *obj, bool write) * continue to assume that the obj remained out of the CPU cached * domain. */ - ret = i915_gem_object_get_pages(obj); + ret = i915_gem_object_pin_pages(obj); if (ret) return ret; @@ -3493,7 +3482,7 @@ i915_gem_object_set_to_gtt_domain(struct drm_i915_gem_object *obj, bool write) if (write) { obj->base.read_domains = I915_GEM_DOMAIN_GTT; obj->base.write_domain = I915_GEM_DOMAIN_GTT; - obj->dirty = 1; + obj->mm.dirty = true; } trace_i915_gem_object_change_domain(obj, @@ -3502,6 +3491,7 @@ i915_gem_object_set_to_gtt_domain(struct drm_i915_gem_object *obj, bool write) /* And bump the LRU for this access */ i915_gem_object_bump_inactive_ggtt(obj); + i915_gem_object_unpin_pages(obj); return 0; } @@ -4304,23 +4294,23 @@ i915_gem_madvise_ioctl(struct drm_device *dev, void *data, goto unlock; } - if (obj->pages && + if (obj->mm.pages && i915_gem_object_is_tiled(obj) && dev_priv->quirks & QUIRK_PIN_SWIZZLED_PAGES) { - if (obj->madv == I915_MADV_WILLNEED) - i915_gem_object_unpin_pages(obj); + if (obj->mm.madv == I915_MADV_WILLNEED) + __i915_gem_object_unpin_pages(obj); if (args->madv == I915_MADV_WILLNEED) - i915_gem_object_pin_pages(obj); + __i915_gem_object_pin_pages(obj); } - if (obj->madv != __I915_MADV_PURGED) - obj->madv = args->madv; + if (obj->mm.madv != __I915_MADV_PURGED) + obj->mm.madv = args->madv; /* if the object is no longer attached, discard its backing storage */ - if (obj->madv == I915_MADV_DONTNEED && obj->pages == NULL) + if (obj->mm.madv == I915_MADV_DONTNEED && !obj->mm.pages) i915_gem_object_truncate(obj); - args->retained = obj->madv != __I915_MADV_PURGED; + args->retained = obj->mm.madv != __I915_MADV_PURGED; i915_gem_object_put(obj); unlock: @@ -4347,9 +4337,10 @@ void i915_gem_object_init(struct drm_i915_gem_object *obj, obj->ops = ops; obj->frontbuffer_ggtt_origin = ORIGIN_GTT; - obj->madv = I915_MADV_WILLNEED; - INIT_RADIX_TREE(&obj->get_page.radix, GFP_KERNEL | __GFP_NOWARN); - mutex_init(&obj->get_page.lock); + + obj->mm.madv = I915_MADV_WILLNEED; + INIT_RADIX_TREE(&obj->mm.get_page.radix, GFP_KERNEL | __GFP_NOWARN); + mutex_init(&obj->mm.get_page.lock); i915_gem_info_add_obj(to_i915(obj->base.dev), obj->base.size); } @@ -4441,7 +4432,7 @@ static bool discard_backing_storage(struct drm_i915_gem_object *obj) * back the contents from the GPU. */ - if (obj->madv != I915_MADV_WILLNEED) + if (obj->mm.madv != I915_MADV_WILLNEED) return false; if (obj->base.filp == NULL) @@ -4483,32 +4474,27 @@ void i915_gem_free_object(struct drm_gem_object *gem_obj) } GEM_BUG_ON(obj->bind_count); - /* Stolen objects don't hold a ref, but do hold pin count. Fix that up - * before progressing. */ - if (obj->stolen) - i915_gem_object_unpin_pages(obj); - WARN_ON(atomic_read(&obj->frontbuffer_bits)); - if (obj->pages && obj->madv == I915_MADV_WILLNEED && + if (obj->mm.pages && obj->mm.madv == I915_MADV_WILLNEED && dev_priv->quirks & QUIRK_PIN_SWIZZLED_PAGES && i915_gem_object_is_tiled(obj)) - i915_gem_object_unpin_pages(obj); + __i915_gem_object_unpin_pages(obj); - if (WARN_ON(obj->pages_pin_count)) - obj->pages_pin_count = 0; + if (obj->ops->release) + obj->ops->release(obj); + + if (WARN_ON(i915_gem_object_has_pinned_pages(obj))) + obj->mm.pages_pin_count = 0; if (discard_backing_storage(obj)) - obj->madv = I915_MADV_DONTNEED; - i915_gem_object_put_pages(obj); + obj->mm.madv = I915_MADV_DONTNEED; + __i915_gem_object_put_pages(obj); - BUG_ON(obj->pages); + GEM_BUG_ON(obj->mm.pages); if (obj->base.import_attach) drm_prime_gem_destroy(&obj->base, NULL); - if (obj->ops->release) - obj->ops->release(obj); - drm_gem_object_release(&obj->base); i915_gem_info_remove_obj(dev_priv, obj->base.size); @@ -5063,14 +5049,13 @@ i915_gem_object_create_from_data(struct drm_device *dev, if (ret) goto fail; - ret = i915_gem_object_get_pages(obj); + ret = i915_gem_object_pin_pages(obj); if (ret) goto fail; - i915_gem_object_pin_pages(obj); - sg = obj->pages; + sg = obj->mm.pages; bytes = sg_copy_from_buffer(sg->sgl, sg->nents, (void *)data, size); - obj->dirty = 1; /* Backing store is now out of date */ + obj->mm.dirty = true; /* Backing store is now out of date */ i915_gem_object_unpin_pages(obj); if (WARN_ON(bytes != size)) { @@ -5091,13 +5076,13 @@ i915_gem_object_get_sg(struct drm_i915_gem_object *obj, unsigned int n, unsigned int *offset) { - struct i915_gem_object_page_iter *iter = &obj->get_page; + struct i915_gem_object_page_iter *iter = &obj->mm.get_page; struct scatterlist *sg; unsigned int idx, count; might_sleep(); GEM_BUG_ON(n >= obj->base.size >> PAGE_SHIFT); - GEM_BUG_ON(obj->pages_pin_count == 0); + GEM_BUG_ON(!i915_gem_object_has_pinned_pages(obj)); /* As we iterate forward through the sg, we record each entry in a * radixtree for quick repeated (backwards) lookups. If we have seen @@ -5222,7 +5207,7 @@ i915_gem_object_get_dirty_page(struct drm_i915_gem_object *obj, struct page *page; page = i915_gem_object_get_page(obj, n); - if (!obj->dirty) + if (!obj->mm.dirty) set_page_dirty(page); return page; diff --git a/drivers/gpu/drm/i915/i915_gem_batch_pool.c b/drivers/gpu/drm/i915/i915_gem_batch_pool.c index aa4e1e043b4e..e0f38e5c0fbb 100644 --- a/drivers/gpu/drm/i915/i915_gem_batch_pool.c +++ b/drivers/gpu/drm/i915/i915_gem_batch_pool.c @@ -130,11 +130,10 @@ i915_gem_batch_pool_get(struct i915_gem_batch_pool *pool, return obj; } - ret = i915_gem_object_get_pages(obj); + ret = i915_gem_object_pin_pages(obj); if (ret) return ERR_PTR(ret); list_move_tail(&obj->batch_pool_link, list); - i915_gem_object_pin_pages(obj); return obj; } diff --git a/drivers/gpu/drm/i915/i915_gem_dmabuf.c b/drivers/gpu/drm/i915/i915_gem_dmabuf.c index 97c9d68b45df..10441dc72e73 100644 --- a/drivers/gpu/drm/i915/i915_gem_dmabuf.c +++ b/drivers/gpu/drm/i915/i915_gem_dmabuf.c @@ -48,12 +48,10 @@ static struct sg_table *i915_gem_map_dma_buf(struct dma_buf_attachment *attachme if (ret) goto err; - ret = i915_gem_object_get_pages(obj); + ret = i915_gem_object_pin_pages(obj); if (ret) goto err_unlock; - i915_gem_object_pin_pages(obj); - /* Copy sg so that we make an independent mapping */ st = kmalloc(sizeof(struct sg_table), GFP_KERNEL); if (st == NULL) { @@ -61,13 +59,13 @@ static struct sg_table *i915_gem_map_dma_buf(struct dma_buf_attachment *attachme goto err_unpin; } - ret = sg_alloc_table(st, obj->pages->nents, GFP_KERNEL); + ret = sg_alloc_table(st, obj->mm.pages->nents, GFP_KERNEL); if (ret) goto err_free; - src = obj->pages->sgl; + src = obj->mm.pages->sgl; dst = st->sgl; - for (i = 0; i < obj->pages->nents; i++) { + for (i = 0; i < obj->mm.pages->nents; i++) { sg_set_page(dst, sg_page(src), src->length, 0); dst = sg_next(dst); src = sg_next(src); @@ -299,14 +297,14 @@ static int i915_gem_object_get_pages_dmabuf(struct drm_i915_gem_object *obj) if (IS_ERR(sg)) return PTR_ERR(sg); - obj->pages = sg; + obj->mm.pages = sg; return 0; } static void i915_gem_object_put_pages_dmabuf(struct drm_i915_gem_object *obj) { dma_buf_unmap_attachment(obj->base.import_attach, - obj->pages, DMA_BIDIRECTIONAL); + obj->mm.pages, DMA_BIDIRECTIONAL); } static const struct drm_i915_gem_object_ops i915_gem_object_dmabuf_ops = { diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index 4cafce97998a..d95c4e02eeb9 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -1281,7 +1281,7 @@ void i915_vma_move_to_active(struct i915_vma *vma, GEM_BUG_ON(!drm_mm_node_allocated(&vma->node)); - obj->dirty = 1; /* be paranoid */ + obj->mm.dirty = true; /* be paranoid */ /* Add a reference if we're newly entering the active list. * The order in which we add operations to the retirement queue is diff --git a/drivers/gpu/drm/i915/i915_gem_fence.c b/drivers/gpu/drm/i915/i915_gem_fence.c index 3c5a8082cac3..5aadab59f071 100644 --- a/drivers/gpu/drm/i915/i915_gem_fence.c +++ b/drivers/gpu/drm/i915/i915_gem_fence.c @@ -664,7 +664,7 @@ i915_gem_object_do_bit_17_swizzle(struct drm_i915_gem_object *obj) return; i = 0; - for_each_sgt_page(page, sgt_iter, obj->pages) { + for_each_sgt_page(page, sgt_iter, obj->mm.pages) { char new_bit_17 = page_to_phys(page) >> 17; if ((new_bit_17 & 0x1) != (test_bit(i, obj->bit_17) != 0)) { @@ -703,7 +703,7 @@ i915_gem_object_save_bit_17_swizzle(struct drm_i915_gem_object *obj) i = 0; - for_each_sgt_page(page, sgt_iter, obj->pages) { + for_each_sgt_page(page, sgt_iter, obj->mm.pages) { if (page_to_phys(page) & (1 << 17)) __set_bit(i, obj->bit_17); else diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index b3f341fe77bf..794ccc4cffaa 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -175,7 +175,7 @@ static int ppgtt_bind_vma(struct i915_vma *vma, { u32 pte_flags = 0; - vma->pages = vma->obj->pages; + vma->pages = vma->obj->mm.pages; /* Currently applicable only to VLV */ if (vma->obj->gt_ro) @@ -2373,7 +2373,7 @@ void i915_gem_suspend_gtt_mappings(struct drm_device *dev) int i915_gem_gtt_prepare_object(struct drm_i915_gem_object *obj) { if (!dma_map_sg(&obj->base.dev->pdev->dev, - obj->pages->sgl, obj->pages->nents, + obj->mm.pages->sgl, obj->mm.pages->nents, PCI_DMA_BIDIRECTIONAL)) return -ENOSPC; @@ -2710,7 +2710,7 @@ void i915_gem_gtt_finish_object(struct drm_i915_gem_object *obj) } } - dma_unmap_sg(kdev, obj->pages->sgl, obj->pages->nents, + dma_unmap_sg(kdev, obj->mm.pages->sgl, obj->mm.pages->nents, PCI_DMA_BIDIRECTIONAL); } @@ -3548,7 +3548,7 @@ intel_rotate_fb_obj_pages(const struct intel_rotation_info *rot_info, /* Populate source page list from the object. */ i = 0; - for_each_sgt_dma(dma_addr, sgt_iter, obj->pages) + for_each_sgt_dma(dma_addr, sgt_iter, obj->mm.pages) page_addr_list[i++] = dma_addr; GEM_BUG_ON(i != n_pages); @@ -3641,7 +3641,7 @@ i915_get_ggtt_vma_pages(struct i915_vma *vma) return 0; if (vma->ggtt_view.type == I915_GGTT_VIEW_NORMAL) - vma->pages = vma->obj->pages; + vma->pages = vma->obj->mm.pages; else if (vma->ggtt_view.type == I915_GGTT_VIEW_ROTATED) vma->pages = intel_rotate_fb_obj_pages(&vma->ggtt_view.params.rotated, vma->obj); diff --git a/drivers/gpu/drm/i915/i915_gem_internal.c b/drivers/gpu/drm/i915/i915_gem_internal.c index 02e66fa170b0..08a2576ff7d2 100644 --- a/drivers/gpu/drm/i915/i915_gem_internal.c +++ b/drivers/gpu/drm/i915/i915_gem_internal.c @@ -102,10 +102,10 @@ static int i915_gem_object_get_pages_internal(struct drm_i915_gem_object *obj) sg = __sg_next(sg); } while (1); - obj->pages = st; + obj->mm.pages = st; if (i915_gem_gtt_prepare_object(obj)) { - obj->pages = NULL; + obj->mm.pages = NULL; goto err; } @@ -114,7 +114,7 @@ static int i915_gem_object_get_pages_internal(struct drm_i915_gem_object *obj) * and the caller is expected to repopulate - the contents of this * object are only valid whilst active and pinned. */ - obj->madv = I915_MADV_DONTNEED; + obj->mm.madv = I915_MADV_DONTNEED; return 0; err: @@ -126,10 +126,10 @@ err: static void i915_gem_object_put_pages_internal(struct drm_i915_gem_object *obj) { i915_gem_gtt_finish_object(obj); - internal_free_pages(obj->pages); + internal_free_pages(obj->mm.pages); - obj->dirty = 0; - obj->madv = I915_MADV_WILLNEED; + obj->mm.dirty = false; + obj->mm.madv = I915_MADV_WILLNEED; } static const struct drm_i915_gem_object_ops i915_gem_object_internal_ops = { diff --git a/drivers/gpu/drm/i915/i915_gem_render_state.c b/drivers/gpu/drm/i915/i915_gem_render_state.c index 05293246e0b9..57918f21ecc3 100644 --- a/drivers/gpu/drm/i915/i915_gem_render_state.c +++ b/drivers/gpu/drm/i915/i915_gem_render_state.c @@ -230,7 +230,7 @@ int i915_gem_render_state_emit(struct drm_i915_gem_request *req) return 0; /* Recreate the page after shrinking */ - if (!so->vma->obj->pages) + if (!so->vma->obj->mm.pages) so->batch_offset = -1; ret = i915_vma_pin(so->vma, 0, 0, PIN_GLOBAL | PIN_HIGH); diff --git a/drivers/gpu/drm/i915/i915_gem_shrinker.c b/drivers/gpu/drm/i915/i915_gem_shrinker.c index de25b6e0a101..124f69a80162 100644 --- a/drivers/gpu/drm/i915/i915_gem_shrinker.c +++ b/drivers/gpu/drm/i915/i915_gem_shrinker.c @@ -78,7 +78,7 @@ static bool can_release_pages(struct drm_i915_gem_object *obj) * to the GPU, simply unbinding from the GPU is not going to succeed * in releasing our pin count on the pages themselves. */ - if (obj->pages_pin_count > obj->bind_count) + if (obj->mm.pages_pin_count > obj->bind_count) return false; if (any_vma_pinned(obj)) @@ -88,7 +88,7 @@ static bool can_release_pages(struct drm_i915_gem_object *obj) * discard the contents (because the user has marked them as being * purgeable) or if we can move their contents out to swap. */ - return swap_available() || obj->madv == I915_MADV_DONTNEED; + return swap_available() || obj->mm.madv == I915_MADV_DONTNEED; } /** @@ -175,11 +175,11 @@ i915_gem_shrink(struct drm_i915_private *dev_priv, list_move_tail(&obj->global_list, &still_in_list); if (flags & I915_SHRINK_PURGEABLE && - obj->madv != I915_MADV_DONTNEED) + obj->mm.madv != I915_MADV_DONTNEED) continue; if (flags & I915_SHRINK_VMAPS && - !is_vmalloc_addr(obj->mapping)) + !is_vmalloc_addr(obj->mm.mapping)) continue; if (!(flags & I915_SHRINK_ACTIVE) && @@ -194,7 +194,7 @@ i915_gem_shrink(struct drm_i915_private *dev_priv, /* For the unbound phase, this should be a no-op! */ i915_gem_object_unbind(obj); - if (i915_gem_object_put_pages(obj) == 0) + if (__i915_gem_object_put_pages(obj) == 0) count += obj->base.size >> PAGE_SHIFT; i915_gem_object_put(obj); diff --git a/drivers/gpu/drm/i915/i915_gem_stolen.c b/drivers/gpu/drm/i915/i915_gem_stolen.c index 70e61bc35c60..0acbdcbd8f3a 100644 --- a/drivers/gpu/drm/i915/i915_gem_stolen.c +++ b/drivers/gpu/drm/i915/i915_gem_stolen.c @@ -555,16 +555,17 @@ static int i915_gem_object_get_pages_stolen(struct drm_i915_gem_object *obj) static void i915_gem_object_put_pages_stolen(struct drm_i915_gem_object *obj) { /* Should only be called during free */ - sg_free_table(obj->pages); - kfree(obj->pages); + sg_free_table(obj->mm.pages); + kfree(obj->mm.pages); } - static void i915_gem_object_release_stolen(struct drm_i915_gem_object *obj) { struct drm_i915_private *dev_priv = to_i915(obj->base.dev); + __i915_gem_object_unpin_pages(obj); + if (obj->stolen) { i915_gem_stolen_remove_node(dev_priv, obj->stolen); kfree(obj->stolen); @@ -590,15 +591,16 @@ _i915_gem_object_create_stolen(struct drm_device *dev, drm_gem_private_object_init(dev, &obj->base, stolen->size); i915_gem_object_init(obj, &i915_gem_object_stolen_ops); - obj->pages = i915_pages_create_for_stolen(dev, - stolen->start, stolen->size); - if (obj->pages == NULL) + obj->mm.pages = i915_pages_create_for_stolen(dev, + stolen->start, + stolen->size); + if (!obj->mm.pages) goto cleanup; - obj->get_page.sg_pos = obj->pages->sgl; - obj->get_page.sg_idx = 0; + obj->mm.get_page.sg_pos = obj->mm.pages->sgl; + obj->mm.get_page.sg_idx = 0; - i915_gem_object_pin_pages(obj); + __i915_gem_object_pin_pages(obj); obj->stolen = stolen; obj->base.read_domains = I915_GEM_DOMAIN_CPU | I915_GEM_DOMAIN_GTT; @@ -718,14 +720,14 @@ i915_gem_object_create_stolen_for_preallocated(struct drm_device *dev, goto err; } - vma->pages = obj->pages; + vma->pages = obj->mm.pages; vma->flags |= I915_VMA_GLOBAL_BIND; __i915_vma_set_map_and_fenceable(vma); list_move_tail(&vma->vm_link, &ggtt->base.inactive_list); obj->bind_count++; list_add_tail(&obj->global_list, &dev_priv->mm.bound_list); - i915_gem_object_pin_pages(obj); + __i915_gem_object_pin_pages(obj); return obj; diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c index 71f80d2a487c..34d5ada49720 100644 --- a/drivers/gpu/drm/i915/i915_gem_tiling.c +++ b/drivers/gpu/drm/i915/i915_gem_tiling.c @@ -259,13 +259,13 @@ i915_gem_set_tiling(struct drm_device *dev, void *data, if (!err) { struct i915_vma *vma; - if (obj->pages && - obj->madv == I915_MADV_WILLNEED && + if (obj->mm.pages && + obj->mm.madv == I915_MADV_WILLNEED && dev_priv->quirks & QUIRK_PIN_SWIZZLED_PAGES) { if (args->tiling_mode == I915_TILING_NONE) - i915_gem_object_unpin_pages(obj); + __i915_gem_object_unpin_pages(obj); if (!i915_gem_object_is_tiled(obj)) - i915_gem_object_pin_pages(obj); + __i915_gem_object_pin_pages(obj); } list_for_each_entry(vma, &obj->vma_list, obj_link) { diff --git a/drivers/gpu/drm/i915/i915_gem_userptr.c b/drivers/gpu/drm/i915/i915_gem_userptr.c index e2fa970bb629..0cbc8f70317e 100644 --- a/drivers/gpu/drm/i915/i915_gem_userptr.c +++ b/drivers/gpu/drm/i915/i915_gem_userptr.c @@ -73,10 +73,10 @@ static void cancel_userptr(struct work_struct *work) /* Cancel any active worker and force us to re-evaluate gup */ obj->userptr.work = NULL; - if (obj->pages != NULL) { + if (obj->mm.pages) { /* We are inside a kthread context and can't be interrupted */ WARN_ON(i915_gem_object_unbind(obj)); - WARN_ON(i915_gem_object_put_pages(obj)); + WARN_ON(__i915_gem_object_put_pages(obj)); } i915_gem_object_put(obj); @@ -432,15 +432,15 @@ __i915_gem_userptr_set_pages(struct drm_i915_gem_object *obj, { int ret; - ret = st_set_pages(&obj->pages, pvec, num_pages); + ret = st_set_pages(&obj->mm.pages, pvec, num_pages); if (ret) return ret; ret = i915_gem_gtt_prepare_object(obj); if (ret) { - sg_free_table(obj->pages); - kfree(obj->pages); - obj->pages = NULL; + sg_free_table(obj->mm.pages); + kfree(obj->mm.pages); + obj->mm.pages = NULL; } return ret; @@ -530,8 +530,8 @@ __i915_gem_userptr_get_pages_worker(struct work_struct *_work) if (ret == 0) { list_add_tail(&obj->global_list, &to_i915(dev)->mm.unbound_list); - obj->get_page.sg_pos = obj->pages->sgl; - obj->get_page.sg_idx = 0; + obj->mm.get_page.sg_pos = obj->mm.pages->sgl; + obj->mm.get_page.sg_idx = 0; pinned = 0; } } @@ -672,22 +672,22 @@ i915_gem_userptr_put_pages(struct drm_i915_gem_object *obj) BUG_ON(obj->userptr.work != NULL); __i915_gem_userptr_set_active(obj, false); - if (obj->madv != I915_MADV_WILLNEED) - obj->dirty = 0; + if (obj->mm.madv != I915_MADV_WILLNEED) + obj->mm.dirty = false; i915_gem_gtt_finish_object(obj); - for_each_sgt_page(page, sgt_iter, obj->pages) { - if (obj->dirty) + for_each_sgt_page(page, sgt_iter, obj->mm.pages) { + if (obj->mm.dirty) set_page_dirty(page); mark_page_accessed(page); put_page(page); } - obj->dirty = 0; + obj->mm.dirty = false; - sg_free_table(obj->pages); - kfree(obj->pages); + sg_free_table(obj->mm.pages); + kfree(obj->mm.pages); } static void diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index d5feace8de0d..5bbb37209aa5 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -896,8 +896,8 @@ static void capture_bo(struct drm_i915_error_buffer *err, err->write_domain = obj->base.write_domain; err->fence_reg = vma->fence ? vma->fence->id : -1; err->tiling = i915_gem_object_get_tiling(obj); - err->dirty = obj->dirty; - err->purgeable = obj->madv != I915_MADV_WILLNEED; + err->dirty = obj->mm.dirty; + err->purgeable = obj->mm.madv != I915_MADV_WILLNEED; err->userptr = obj->userptr.mm != NULL; err->cache_level = obj->cache_level; } diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 1c1bd30e8b2d..cb30549dfd40 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -744,7 +744,7 @@ static int intel_lr_context_pin(struct i915_gem_context *ctx, ce->lrc_reg_state[CTX_RING_BUFFER_START+1] = i915_ggtt_offset(ce->ring->vma); - ce->state->obj->dirty = true; + ce->state->obj->mm.dirty = true; /* Invalidate GuC TLB. */ if (i915.enable_guc_submission) { @@ -2042,7 +2042,7 @@ populate_lr_context(struct i915_gem_context *ctx, DRM_DEBUG_DRIVER("Could not map object pages! (%d)\n", ret); return ret; } - ctx_obj->dirty = true; + ctx_obj->mm.dirty = true; /* The second page of the context object contains some fields which must * be set up prior to the first execution. */ @@ -2180,7 +2180,7 @@ void intel_lr_context_resume(struct drm_i915_private *dev_priv) reg[CTX_RING_HEAD+1] = 0; reg[CTX_RING_TAIL+1] = 0; - ce->state->obj->dirty = true; + ce->state->obj->mm.dirty = true; i915_gem_object_unpin_map(ce->state->obj); ce->ring->head = ce->ring->tail = 0; -- cgit v1.2.3 From 03ac84f1830ec0b90f622500591eb3cc554ee479 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:36 +0100 Subject: drm/i915: Pass around sg_table to get_pages/put_pages backend The plan is to move obj->pages out from under the struct_mutex into its own per-object lock. We need to prune any assumption of the struct_mutex from the get_pages/put_pages backends, and to make it easier we pass around the sg_table to operate on rather than indirectly via the obj. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-13-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_drv.h | 36 +++++-- drivers/gpu/drm/i915/i915_gem.c | 172 +++++++++++++++---------------- drivers/gpu/drm/i915/i915_gem_dmabuf.c | 20 ++-- drivers/gpu/drm/i915/i915_gem_fence.c | 17 +-- drivers/gpu/drm/i915/i915_gem_gtt.c | 19 ++-- drivers/gpu/drm/i915/i915_gem_gtt.h | 6 +- drivers/gpu/drm/i915/i915_gem_internal.c | 23 ++--- drivers/gpu/drm/i915/i915_gem_shrinker.c | 11 +- drivers/gpu/drm/i915/i915_gem_stolen.c | 43 ++++---- drivers/gpu/drm/i915/i915_gem_userptr.c | 88 ++++++++-------- 10 files changed, 227 insertions(+), 208 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 50781cbe74d0..db67bec15ef2 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2185,8 +2185,8 @@ struct drm_i915_gem_object_ops { * being released or under memory pressure (where we attempt to * reap pages for the shrinker). */ - int (*get_pages)(struct drm_i915_gem_object *); - void (*put_pages)(struct drm_i915_gem_object *); + struct sg_table *(*get_pages)(struct drm_i915_gem_object *); + void (*put_pages)(struct drm_i915_gem_object *, struct sg_table *); int (*dmabuf_export)(struct drm_i915_gem_object *); void (*release)(struct drm_i915_gem_object *); @@ -2321,8 +2321,6 @@ struct drm_i915_gem_object { struct i915_gem_userptr { uintptr_t ptr; unsigned read_only :1; - unsigned workers :4; -#define I915_GEM_USERPTR_MAX_WORKERS 15 struct i915_mm_struct *mm; struct i915_mmu_object *mmu_object; @@ -2383,6 +2381,19 @@ i915_gem_object_put_unlocked(struct drm_i915_gem_object *obj) __deprecated extern void drm_gem_object_unreference_unlocked(struct drm_gem_object *); +static inline bool +i915_gem_object_is_dead(const struct drm_i915_gem_object *obj) +{ + return atomic_read(&obj->base.refcount.refcount) == 0; +} + +#if IS_ENABLED(CONFIG_LOCKDEP) +#define lockdep_assert_held_unless(lock, cond) \ + GEM_BUG_ON(debug_locks && !lockdep_is_held(lock) && !(cond)) +#else +#define lockdep_assert_held_unless(lock, cond) +#endif + static inline bool i915_gem_object_has_struct_page(const struct drm_i915_gem_object *obj) { @@ -3211,6 +3222,8 @@ dma_addr_t i915_gem_object_get_dma_address(struct drm_i915_gem_object *obj, unsigned long n); +void __i915_gem_object_set_pages(struct drm_i915_gem_object *obj, + struct sg_table *pages); int __i915_gem_object_get_pages(struct drm_i915_gem_object *obj); static inline int __must_check @@ -3227,7 +3240,8 @@ i915_gem_object_pin_pages(struct drm_i915_gem_object *obj) static inline void __i915_gem_object_pin_pages(struct drm_i915_gem_object *obj) { - lockdep_assert_held(&obj->base.dev->struct_mutex); + lockdep_assert_held_unless(&obj->base.dev->struct_mutex, + i915_gem_object_is_dead(obj)); GEM_BUG_ON(!obj->mm.pages); obj->mm.pages_pin_count++; @@ -3242,7 +3256,8 @@ i915_gem_object_has_pinned_pages(struct drm_i915_gem_object *obj) static inline void __i915_gem_object_unpin_pages(struct drm_i915_gem_object *obj) { - lockdep_assert_held(&obj->base.dev->struct_mutex); + lockdep_assert_held_unless(&obj->base.dev->struct_mutex, + i915_gem_object_is_dead(obj)); GEM_BUG_ON(!i915_gem_object_has_pinned_pages(obj)); GEM_BUG_ON(!obj->mm.pages); @@ -3255,7 +3270,8 @@ static inline void i915_gem_object_unpin_pages(struct drm_i915_gem_object *obj) __i915_gem_object_unpin_pages(obj); } -int __i915_gem_object_put_pages(struct drm_i915_gem_object *obj); +void __i915_gem_object_put_pages(struct drm_i915_gem_object *obj); +void __i915_gem_object_invalidate(struct drm_i915_gem_object *obj); enum i915_map_type { I915_MAP_WB = 0, @@ -3480,8 +3496,10 @@ i915_vma_unpin_fence(struct i915_vma *vma) void i915_gem_restore_fences(struct drm_device *dev); void i915_gem_detect_bit_6_swizzle(struct drm_device *dev); -void i915_gem_object_do_bit_17_swizzle(struct drm_i915_gem_object *obj); -void i915_gem_object_save_bit_17_swizzle(struct drm_i915_gem_object *obj); +void i915_gem_object_do_bit_17_swizzle(struct drm_i915_gem_object *obj, + struct sg_table *pages); +void i915_gem_object_save_bit_17_swizzle(struct drm_i915_gem_object *obj, + struct sg_table *pages); /* i915_gem_context.c */ int __must_check i915_gem_context_init(struct drm_device *dev); diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 0d702c8f7b7b..56060aeb12e3 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -169,7 +169,7 @@ i915_gem_get_aperture_ioctl(struct drm_device *dev, void *data, return 0; } -static int +static struct sg_table * i915_gem_object_get_pages_phys(struct drm_i915_gem_object *obj) { struct address_space *mapping = obj->base.filp->f_mapping; @@ -179,7 +179,7 @@ i915_gem_object_get_pages_phys(struct drm_i915_gem_object *obj) int i; if (WARN_ON(i915_gem_object_needs_bit17_swizzle(obj))) - return -EINVAL; + return ERR_PTR(-EINVAL); for (i = 0; i < obj->base.size / PAGE_SIZE; i++) { struct page *page; @@ -187,7 +187,7 @@ i915_gem_object_get_pages_phys(struct drm_i915_gem_object *obj) page = shmem_read_mapping_page(mapping, i); if (IS_ERR(page)) - return PTR_ERR(page); + return ERR_CAST(page); src = kmap_atomic(page); memcpy(vaddr, src, PAGE_SIZE); @@ -202,11 +202,11 @@ i915_gem_object_get_pages_phys(struct drm_i915_gem_object *obj) st = kmalloc(sizeof(*st), GFP_KERNEL); if (st == NULL) - return -ENOMEM; + return ERR_PTR(-ENOMEM); if (sg_alloc_table(st, 1, GFP_KERNEL)) { kfree(st); - return -ENOMEM; + return ERR_PTR(-ENOMEM); } sg = st->sgl; @@ -216,28 +216,30 @@ i915_gem_object_get_pages_phys(struct drm_i915_gem_object *obj) sg_dma_address(sg) = obj->phys_handle->busaddr; sg_dma_len(sg) = obj->base.size; - obj->mm.pages = st; - return 0; + return st; } static void -i915_gem_object_put_pages_phys(struct drm_i915_gem_object *obj) +__i915_gem_object_release_shmem(struct drm_i915_gem_object *obj) { - int ret; - GEM_BUG_ON(obj->mm.madv == __I915_MADV_PURGED); - ret = i915_gem_object_set_to_cpu_domain(obj, true); - if (WARN_ON(ret)) { - /* In the event of a disaster, abandon all caches and - * hope for the best. - */ - obj->base.read_domains = obj->base.write_domain = I915_GEM_DOMAIN_CPU; - } - if (obj->mm.madv == I915_MADV_DONTNEED) obj->mm.dirty = false; + if ((obj->base.read_domains & I915_GEM_DOMAIN_CPU) == 0) + i915_gem_clflush_object(obj, false); + + obj->base.read_domains = I915_GEM_DOMAIN_CPU; + obj->base.write_domain = I915_GEM_DOMAIN_CPU; +} + +static void +i915_gem_object_put_pages_phys(struct drm_i915_gem_object *obj, + struct sg_table *pages) +{ + __i915_gem_object_release_shmem(obj); + if (obj->mm.dirty) { struct address_space *mapping = obj->base.filp->f_mapping; char *vaddr = obj->phys_handle->vaddr; @@ -265,8 +267,8 @@ i915_gem_object_put_pages_phys(struct drm_i915_gem_object *obj) obj->mm.dirty = false; } - sg_free_table(obj->mm.pages); - kfree(obj->mm.pages); + sg_free_table(pages); + kfree(pages); } static void @@ -518,9 +520,9 @@ i915_gem_object_attach_phys(struct drm_i915_gem_object *obj, if (ret) return ret; - ret = __i915_gem_object_put_pages(obj); - if (ret) - return ret; + __i915_gem_object_put_pages(obj); + if (obj->mm.pages) + return -EBUSY; /* create a new object */ phys = drm_pci_alloc(obj->base.dev, obj->base.size, align); @@ -536,7 +538,7 @@ i915_gem_object_attach_phys(struct drm_i915_gem_object *obj, static int i915_gem_phys_pwrite(struct drm_i915_gem_object *obj, struct drm_i915_gem_pwrite *args, - struct drm_file *file_priv) + struct drm_file *file) { struct drm_device *dev = obj->base.dev; void *vaddr = obj->phys_handle->vaddr + args->offset; @@ -552,7 +554,7 @@ i915_gem_phys_pwrite(struct drm_i915_gem_object *obj, I915_WAIT_LOCKED | I915_WAIT_ALL, MAX_SCHEDULE_TIMEOUT, - to_rps_client(file_priv)); + to_rps_client(file)); if (ret) return ret; @@ -2263,8 +2265,7 @@ i915_gem_object_truncate(struct drm_i915_gem_object *obj) } /* Try to discard unwanted pages */ -static void -i915_gem_object_invalidate(struct drm_i915_gem_object *obj) +void __i915_gem_object_invalidate(struct drm_i915_gem_object *obj) { struct address_space *mapping; @@ -2283,32 +2284,20 @@ i915_gem_object_invalidate(struct drm_i915_gem_object *obj) } static void -i915_gem_object_put_pages_gtt(struct drm_i915_gem_object *obj) +i915_gem_object_put_pages_gtt(struct drm_i915_gem_object *obj, + struct sg_table *pages) { struct sgt_iter sgt_iter; struct page *page; - int ret; - GEM_BUG_ON(obj->mm.madv == __I915_MADV_PURGED); - - ret = i915_gem_object_set_to_cpu_domain(obj, true); - if (WARN_ON(ret)) { - /* In the event of a disaster, abandon all caches and - * hope for the best. - */ - i915_gem_clflush_object(obj, true); - obj->base.read_domains = obj->base.write_domain = I915_GEM_DOMAIN_CPU; - } + __i915_gem_object_release_shmem(obj); - i915_gem_gtt_finish_object(obj); + i915_gem_gtt_finish_pages(obj, pages); if (i915_gem_object_needs_bit17_swizzle(obj)) - i915_gem_object_save_bit_17_swizzle(obj); - - if (obj->mm.madv == I915_MADV_DONTNEED) - obj->mm.dirty = false; + i915_gem_object_save_bit_17_swizzle(obj, pages); - for_each_sgt_page(page, sgt_iter, obj->mm.pages) { + for_each_sgt_page(page, sgt_iter, pages) { if (obj->mm.dirty) set_page_dirty(page); @@ -2319,8 +2308,8 @@ i915_gem_object_put_pages_gtt(struct drm_i915_gem_object *obj) } obj->mm.dirty = false; - sg_free_table(obj->mm.pages); - kfree(obj->mm.pages); + sg_free_table(pages); + kfree(pages); } static void __i915_gem_object_reset_page_iter(struct drm_i915_gem_object *obj) @@ -2332,24 +2321,22 @@ static void __i915_gem_object_reset_page_iter(struct drm_i915_gem_object *obj) radix_tree_delete(&obj->mm.get_page.radix, iter.index); } -int __i915_gem_object_put_pages(struct drm_i915_gem_object *obj) +void __i915_gem_object_put_pages(struct drm_i915_gem_object *obj) { - const struct drm_i915_gem_object_ops *ops = obj->ops; + struct sg_table *pages; lockdep_assert_held(&obj->base.dev->struct_mutex); - if (!obj->mm.pages) - return 0; - if (i915_gem_object_has_pinned_pages(obj)) - return -EBUSY; + return; GEM_BUG_ON(obj->bind_count); /* ->put_pages might need to allocate memory for the bit17 swizzle * array, hence protect them from being reaped by removing them from gtt * lists early. */ - list_del(&obj->global_list); + pages = fetch_and_zero(&obj->mm.pages); + GEM_BUG_ON(!pages); if (obj->mm.mapping) { void *ptr; @@ -2365,12 +2352,7 @@ int __i915_gem_object_put_pages(struct drm_i915_gem_object *obj) __i915_gem_object_reset_page_iter(obj); - ops->put_pages(obj); - obj->mm.pages = NULL; - - i915_gem_object_invalidate(obj); - - return 0; + obj->ops->put_pages(obj, pages); } static unsigned int swiotlb_max_size(void) @@ -2382,7 +2364,7 @@ static unsigned int swiotlb_max_size(void) #endif } -static int +static struct sg_table * i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj) { struct drm_i915_private *dev_priv = to_i915(obj->base.dev); @@ -2401,8 +2383,8 @@ i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj) * wasn't in the GTT, there shouldn't be any way it could have been in * a GPU cache */ - BUG_ON(obj->base.read_domains & I915_GEM_GPU_DOMAINS); - BUG_ON(obj->base.write_domain & I915_GEM_GPU_DOMAINS); + GEM_BUG_ON(obj->base.read_domains & I915_GEM_GPU_DOMAINS); + GEM_BUG_ON(obj->base.write_domain & I915_GEM_GPU_DOMAINS); max_segment = swiotlb_max_size(); if (!max_segment) @@ -2410,12 +2392,12 @@ i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj) st = kmalloc(sizeof(*st), GFP_KERNEL); if (st == NULL) - return -ENOMEM; + return ERR_PTR(-ENOMEM); page_count = obj->base.size / PAGE_SIZE; if (sg_alloc_table(st, page_count, GFP_KERNEL)) { kfree(st); - return -ENOMEM; + return ERR_PTR(-ENOMEM); } /* Get the list of pages out of our struct file. They'll be pinned @@ -2466,20 +2448,19 @@ i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj) } if (sg) /* loop terminated early; short sg table */ sg_mark_end(sg); - obj->mm.pages = st; - ret = i915_gem_gtt_prepare_object(obj); + ret = i915_gem_gtt_prepare_pages(obj, st); if (ret) goto err_pages; if (i915_gem_object_needs_bit17_swizzle(obj)) - i915_gem_object_do_bit_17_swizzle(obj); + i915_gem_object_do_bit_17_swizzle(obj, st); if (i915_gem_object_is_tiled(obj) && dev_priv->quirks & QUIRK_PIN_SWIZZLED_PAGES) __i915_gem_object_pin_pages(obj); - return 0; + return st; err_pages: sg_mark_end(sg); @@ -2499,7 +2480,35 @@ err_pages: if (ret == -ENOSPC) ret = -ENOMEM; - return ret; + return ERR_PTR(ret); +} + +void __i915_gem_object_set_pages(struct drm_i915_gem_object *obj, + struct sg_table *pages) +{ + lockdep_assert_held(&obj->base.dev->struct_mutex); + + obj->mm.get_page.sg_pos = pages->sgl; + obj->mm.get_page.sg_idx = 0; + + obj->mm.pages = pages; +} + +static int ____i915_gem_object_get_pages(struct drm_i915_gem_object *obj) +{ + struct sg_table *pages; + + if (unlikely(obj->mm.madv != I915_MADV_WILLNEED)) { + DRM_DEBUG("Attempting to obtain a purgeable object\n"); + return -EFAULT; + } + + pages = obj->ops->get_pages(obj); + if (unlikely(IS_ERR(pages))) + return PTR_ERR(pages); + + __i915_gem_object_set_pages(obj, pages); + return 0; } /* Ensure that the associated pages are gathered from the backing storage @@ -2511,33 +2520,18 @@ err_pages: */ int __i915_gem_object_get_pages(struct drm_i915_gem_object *obj) { - struct drm_i915_private *dev_priv = to_i915(obj->base.dev); - const struct drm_i915_gem_object_ops *ops = obj->ops; - int ret; + int err; lockdep_assert_held(&obj->base.dev->struct_mutex); if (obj->mm.pages) return 0; - if (obj->mm.madv != I915_MADV_WILLNEED) { - DRM_DEBUG("Attempting to obtain a purgeable object\n"); - __i915_gem_object_unpin_pages(obj); - return -EFAULT; - } - - ret = ops->get_pages(obj); - if (ret) { + err = ____i915_gem_object_get_pages(obj); + if (err) __i915_gem_object_unpin_pages(obj); - return ret; - } - list_add_tail(&obj->global_list, &dev_priv->mm.unbound_list); - - obj->mm.get_page.sg_pos = obj->mm.pages->sgl; - obj->mm.get_page.sg_idx = 0; - - return 0; + return err; } /* The 'mapping' part of i915_gem_object_pin_map() below */ diff --git a/drivers/gpu/drm/i915/i915_gem_dmabuf.c b/drivers/gpu/drm/i915/i915_gem_dmabuf.c index 10441dc72e73..2abd524aba14 100644 --- a/drivers/gpu/drm/i915/i915_gem_dmabuf.c +++ b/drivers/gpu/drm/i915/i915_gem_dmabuf.c @@ -289,22 +289,18 @@ struct dma_buf *i915_gem_prime_export(struct drm_device *dev, return dma_buf; } -static int i915_gem_object_get_pages_dmabuf(struct drm_i915_gem_object *obj) +static struct sg_table * +i915_gem_object_get_pages_dmabuf(struct drm_i915_gem_object *obj) { - struct sg_table *sg; - - sg = dma_buf_map_attachment(obj->base.import_attach, DMA_BIDIRECTIONAL); - if (IS_ERR(sg)) - return PTR_ERR(sg); - - obj->mm.pages = sg; - return 0; + return dma_buf_map_attachment(obj->base.import_attach, + DMA_BIDIRECTIONAL); } -static void i915_gem_object_put_pages_dmabuf(struct drm_i915_gem_object *obj) +static void i915_gem_object_put_pages_dmabuf(struct drm_i915_gem_object *obj, + struct sg_table *pages) { - dma_buf_unmap_attachment(obj->base.import_attach, - obj->mm.pages, DMA_BIDIRECTIONAL); + dma_buf_unmap_attachment(obj->base.import_attach, pages, + DMA_BIDIRECTIONAL); } static const struct drm_i915_gem_object_ops i915_gem_object_dmabuf_ops = { diff --git a/drivers/gpu/drm/i915/i915_gem_fence.c b/drivers/gpu/drm/i915/i915_gem_fence.c index 5aadab59f071..cd59dbc6588c 100644 --- a/drivers/gpu/drm/i915/i915_gem_fence.c +++ b/drivers/gpu/drm/i915/i915_gem_fence.c @@ -644,6 +644,7 @@ i915_gem_swizzle_page(struct page *page) /** * i915_gem_object_do_bit_17_swizzle - fixup bit 17 swizzling * @obj: i915 GEM buffer object + * @pages: the scattergather list of physical pages * * This function fixes up the swizzling in case any page frame number for this * object has changed in bit 17 since that state has been saved with @@ -654,7 +655,8 @@ i915_gem_swizzle_page(struct page *page) * by swapping them out and back in again). */ void -i915_gem_object_do_bit_17_swizzle(struct drm_i915_gem_object *obj) +i915_gem_object_do_bit_17_swizzle(struct drm_i915_gem_object *obj, + struct sg_table *pages) { struct sgt_iter sgt_iter; struct page *page; @@ -664,10 +666,9 @@ i915_gem_object_do_bit_17_swizzle(struct drm_i915_gem_object *obj) return; i = 0; - for_each_sgt_page(page, sgt_iter, obj->mm.pages) { + for_each_sgt_page(page, sgt_iter, pages) { char new_bit_17 = page_to_phys(page) >> 17; - if ((new_bit_17 & 0x1) != - (test_bit(i, obj->bit_17) != 0)) { + if ((new_bit_17 & 0x1) != (test_bit(i, obj->bit_17) != 0)) { i915_gem_swizzle_page(page); set_page_dirty(page); } @@ -678,17 +679,19 @@ i915_gem_object_do_bit_17_swizzle(struct drm_i915_gem_object *obj) /** * i915_gem_object_save_bit_17_swizzle - save bit 17 swizzling * @obj: i915 GEM buffer object + * @pages: the scattergather list of physical pages * * This function saves the bit 17 of each page frame number so that swizzling * can be fixed up later on with i915_gem_object_do_bit_17_swizzle(). This must * be called before the backing storage can be unpinned. */ void -i915_gem_object_save_bit_17_swizzle(struct drm_i915_gem_object *obj) +i915_gem_object_save_bit_17_swizzle(struct drm_i915_gem_object *obj, + struct sg_table *pages) { + const unsigned int page_count = obj->base.size >> PAGE_SHIFT; struct sgt_iter sgt_iter; struct page *page; - int page_count = obj->base.size >> PAGE_SHIFT; int i; if (obj->bit_17 == NULL) { @@ -703,7 +706,7 @@ i915_gem_object_save_bit_17_swizzle(struct drm_i915_gem_object *obj) i = 0; - for_each_sgt_page(page, sgt_iter, obj->mm.pages) { + for_each_sgt_page(page, sgt_iter, pages) { if (page_to_phys(page) & (1 << 17)) __set_bit(i, obj->bit_17); else diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 794ccc4cffaa..1008209ca797 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -2370,14 +2370,15 @@ void i915_gem_suspend_gtt_mappings(struct drm_device *dev) i915_ggtt_flush(dev_priv); } -int i915_gem_gtt_prepare_object(struct drm_i915_gem_object *obj) +int i915_gem_gtt_prepare_pages(struct drm_i915_gem_object *obj, + struct sg_table *pages) { - if (!dma_map_sg(&obj->base.dev->pdev->dev, - obj->mm.pages->sgl, obj->mm.pages->nents, - PCI_DMA_BIDIRECTIONAL)) - return -ENOSPC; + if (dma_map_sg(&obj->base.dev->pdev->dev, + pages->sgl, pages->nents, + PCI_DMA_BIDIRECTIONAL)) + return 0; - return 0; + return -ENOSPC; } static void gen8_set_pte(void __iomem *addr, gen8_pte_t pte) @@ -2696,7 +2697,8 @@ static void ggtt_unbind_vma(struct i915_vma *vma) vma->node.start, size); } -void i915_gem_gtt_finish_object(struct drm_i915_gem_object *obj) +void i915_gem_gtt_finish_pages(struct drm_i915_gem_object *obj, + struct sg_table *pages) { struct drm_i915_private *dev_priv = to_i915(obj->base.dev); struct device *kdev = &dev_priv->drm.pdev->dev; @@ -2710,8 +2712,7 @@ void i915_gem_gtt_finish_object(struct drm_i915_gem_object *obj) } } - dma_unmap_sg(kdev, obj->mm.pages->sgl, obj->mm.pages->nents, - PCI_DMA_BIDIRECTIONAL); + dma_unmap_sg(kdev, pages->sgl, pages->nents, PCI_DMA_BIDIRECTIONAL); } static void i915_gtt_color_adjust(struct drm_mm_node *node, diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h index c241d8143255..dbe6a6cec20d 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.h +++ b/drivers/gpu/drm/i915/i915_gem_gtt.h @@ -628,8 +628,10 @@ void i915_check_and_clear_faults(struct drm_i915_private *dev_priv); void i915_gem_suspend_gtt_mappings(struct drm_device *dev); void i915_gem_restore_gtt_mappings(struct drm_device *dev); -int __must_check i915_gem_gtt_prepare_object(struct drm_i915_gem_object *obj); -void i915_gem_gtt_finish_object(struct drm_i915_gem_object *obj); +int __must_check i915_gem_gtt_prepare_pages(struct drm_i915_gem_object *obj, + struct sg_table *pages); +void i915_gem_gtt_finish_pages(struct drm_i915_gem_object *obj, + struct sg_table *pages); /* Flags used by pin/bind&friends. */ #define PIN_NONBLOCK BIT(0) diff --git a/drivers/gpu/drm/i915/i915_gem_internal.c b/drivers/gpu/drm/i915/i915_gem_internal.c index 08a2576ff7d2..1b0607a44a9a 100644 --- a/drivers/gpu/drm/i915/i915_gem_internal.c +++ b/drivers/gpu/drm/i915/i915_gem_internal.c @@ -42,7 +42,8 @@ static void internal_free_pages(struct sg_table *st) kfree(st); } -static int i915_gem_object_get_pages_internal(struct drm_i915_gem_object *obj) +static struct sg_table * +i915_gem_object_get_pages_internal(struct drm_i915_gem_object *obj) { struct drm_i915_private *i915 = to_i915(obj->base.dev); unsigned int npages = obj->base.size / PAGE_SIZE; @@ -53,11 +54,11 @@ static int i915_gem_object_get_pages_internal(struct drm_i915_gem_object *obj) st = kmalloc(sizeof(*st), GFP_KERNEL); if (!st) - return -ENOMEM; + return ERR_PTR(-ENOMEM); if (sg_alloc_table(st, npages, GFP_KERNEL)) { kfree(st); - return -ENOMEM; + return ERR_PTR(-ENOMEM); } sg = st->sgl; @@ -102,12 +103,9 @@ static int i915_gem_object_get_pages_internal(struct drm_i915_gem_object *obj) sg = __sg_next(sg); } while (1); - obj->mm.pages = st; - if (i915_gem_gtt_prepare_object(obj)) { - obj->mm.pages = NULL; + if (i915_gem_gtt_prepare_pages(obj, st)) goto err; - } /* Mark the pages as dontneed whilst they are still pinned. As soon * as they are unpinned they are allowed to be reaped by the shrinker, @@ -115,18 +113,19 @@ static int i915_gem_object_get_pages_internal(struct drm_i915_gem_object *obj) * object are only valid whilst active and pinned. */ obj->mm.madv = I915_MADV_DONTNEED; - return 0; + return st; err: sg_mark_end(sg); internal_free_pages(st); - return -ENOMEM; + return ERR_PTR(-ENOMEM); } -static void i915_gem_object_put_pages_internal(struct drm_i915_gem_object *obj) +static void i915_gem_object_put_pages_internal(struct drm_i915_gem_object *obj, + struct sg_table *pages) { - i915_gem_gtt_finish_object(obj); - internal_free_pages(obj->mm.pages); + i915_gem_gtt_finish_pages(obj, pages); + internal_free_pages(pages); obj->mm.dirty = false; obj->mm.madv = I915_MADV_WILLNEED; diff --git a/drivers/gpu/drm/i915/i915_gem_shrinker.c b/drivers/gpu/drm/i915/i915_gem_shrinker.c index 124f69a80162..f95061faeae6 100644 --- a/drivers/gpu/drm/i915/i915_gem_shrinker.c +++ b/drivers/gpu/drm/i915/i915_gem_shrinker.c @@ -91,6 +91,13 @@ static bool can_release_pages(struct drm_i915_gem_object *obj) return swap_available() || obj->mm.madv == I915_MADV_DONTNEED; } +static bool unsafe_drop_pages(struct drm_i915_gem_object *obj) +{ + if (i915_gem_object_unbind(obj) == 0) + __i915_gem_object_put_pages(obj); + return !obj->mm.pages; +} + /** * i915_gem_shrink - Shrink buffer object caches * @dev_priv: i915 device @@ -192,9 +199,7 @@ i915_gem_shrink(struct drm_i915_private *dev_priv, i915_gem_object_get(obj); - /* For the unbound phase, this should be a no-op! */ - i915_gem_object_unbind(obj); - if (__i915_gem_object_put_pages(obj) == 0) + if (unsafe_drop_pages(obj)) count += obj->base.size >> PAGE_SHIFT; i915_gem_object_put(obj); diff --git a/drivers/gpu/drm/i915/i915_gem_stolen.c b/drivers/gpu/drm/i915/i915_gem_stolen.c index 0acbdcbd8f3a..1a63ffa4d189 100644 --- a/drivers/gpu/drm/i915/i915_gem_stolen.c +++ b/drivers/gpu/drm/i915/i915_gem_stolen.c @@ -546,17 +546,20 @@ i915_pages_create_for_stolen(struct drm_device *dev, return st; } -static int i915_gem_object_get_pages_stolen(struct drm_i915_gem_object *obj) +static struct sg_table * +i915_gem_object_get_pages_stolen(struct drm_i915_gem_object *obj) { - BUG(); - return -EINVAL; + return i915_pages_create_for_stolen(obj->base.dev, + obj->stolen->start, + obj->stolen->size); } -static void i915_gem_object_put_pages_stolen(struct drm_i915_gem_object *obj) +static void i915_gem_object_put_pages_stolen(struct drm_i915_gem_object *obj, + struct sg_table *pages) { /* Should only be called during free */ - sg_free_table(obj->mm.pages); - kfree(obj->mm.pages); + sg_free_table(pages); + kfree(pages); } static void @@ -591,21 +594,13 @@ _i915_gem_object_create_stolen(struct drm_device *dev, drm_gem_private_object_init(dev, &obj->base, stolen->size); i915_gem_object_init(obj, &i915_gem_object_stolen_ops); - obj->mm.pages = i915_pages_create_for_stolen(dev, - stolen->start, - stolen->size); - if (!obj->mm.pages) - goto cleanup; - - obj->mm.get_page.sg_pos = obj->mm.pages->sgl; - obj->mm.get_page.sg_idx = 0; - - __i915_gem_object_pin_pages(obj); obj->stolen = stolen; - obj->base.read_domains = I915_GEM_DOMAIN_CPU | I915_GEM_DOMAIN_GTT; obj->cache_level = HAS_LLC(dev) ? I915_CACHE_LLC : I915_CACHE_NONE; + if (i915_gem_object_pin_pages(obj)) + goto cleanup; + return obj; cleanup: @@ -700,10 +695,14 @@ i915_gem_object_create_stolen_for_preallocated(struct drm_device *dev, if (gtt_offset == I915_GTT_OFFSET_NONE) return obj; + ret = i915_gem_object_pin_pages(obj); + if (ret) + goto err; + vma = i915_gem_obj_lookup_or_create_vma(obj, &ggtt->base, NULL); if (IS_ERR(vma)) { ret = PTR_ERR(vma); - goto err; + goto err_pages; } /* To simplify the initialisation sequence between KMS and GTT, @@ -717,20 +716,20 @@ i915_gem_object_create_stolen_for_preallocated(struct drm_device *dev, ret = drm_mm_reserve_node(&ggtt->base.mm, &vma->node); if (ret) { DRM_DEBUG_KMS("failed to allocate stolen GTT space\n"); - goto err; + goto err_pages; } vma->pages = obj->mm.pages; vma->flags |= I915_VMA_GLOBAL_BIND; __i915_vma_set_map_and_fenceable(vma); list_move_tail(&vma->vm_link, &ggtt->base.inactive_list); + list_move_tail(&obj->global_list, &dev_priv->mm.bound_list); obj->bind_count++; - list_add_tail(&obj->global_list, &dev_priv->mm.bound_list); - __i915_gem_object_pin_pages(obj); - return obj; +err_pages: + i915_gem_object_unpin_pages(obj); err: i915_gem_object_put(obj); return NULL; diff --git a/drivers/gpu/drm/i915/i915_gem_userptr.c b/drivers/gpu/drm/i915/i915_gem_userptr.c index 0cbc8f70317e..a421447f1d84 100644 --- a/drivers/gpu/drm/i915/i915_gem_userptr.c +++ b/drivers/gpu/drm/i915/i915_gem_userptr.c @@ -73,11 +73,14 @@ static void cancel_userptr(struct work_struct *work) /* Cancel any active worker and force us to re-evaluate gup */ obj->userptr.work = NULL; - if (obj->mm.pages) { - /* We are inside a kthread context and can't be interrupted */ - WARN_ON(i915_gem_object_unbind(obj)); - WARN_ON(__i915_gem_object_put_pages(obj)); - } + /* We are inside a kthread context and can't be interrupted */ + if (i915_gem_object_unbind(obj) == 0) + __i915_gem_object_put_pages(obj); + WARN_ONCE(obj->mm.pages, + "Failed to release pages: bind_count=%d, pages_pin_count=%d, pin_display=%d\n", + obj->bind_count, + obj->mm.pages_pin_count, + obj->pin_display); i915_gem_object_put(obj); mutex_unlock(&dev->struct_mutex); @@ -426,24 +429,25 @@ err: return ret; } -static int +static struct sg_table * __i915_gem_userptr_set_pages(struct drm_i915_gem_object *obj, struct page **pvec, int num_pages) { + struct sg_table *pages; int ret; - ret = st_set_pages(&obj->mm.pages, pvec, num_pages); + ret = st_set_pages(&pages, pvec, num_pages); if (ret) - return ret; + return ERR_PTR(ret); - ret = i915_gem_gtt_prepare_object(obj); + ret = i915_gem_gtt_prepare_pages(obj, pages); if (ret) { - sg_free_table(obj->mm.pages); - kfree(obj->mm.pages); - obj->mm.pages = NULL; + sg_free_table(pages); + kfree(pages); + return ERR_PTR(ret); } - return ret; + return pages; } static int @@ -525,20 +529,20 @@ __i915_gem_userptr_get_pages_worker(struct work_struct *_work) mutex_lock(&dev->struct_mutex); if (obj->userptr.work == &work->work) { + struct sg_table *pages = ERR_PTR(ret); + if (pinned == npages) { - ret = __i915_gem_userptr_set_pages(obj, pvec, npages); - if (ret == 0) { - list_add_tail(&obj->global_list, - &to_i915(dev)->mm.unbound_list); - obj->mm.get_page.sg_pos = obj->mm.pages->sgl; - obj->mm.get_page.sg_idx = 0; + pages = __i915_gem_userptr_set_pages(obj, pvec, npages); + if (!IS_ERR(pages)) { + __i915_gem_object_set_pages(obj, pages); pinned = 0; + pages = NULL; } } - obj->userptr.work = ERR_PTR(ret); + + obj->userptr.work = ERR_CAST(pages); } - obj->userptr.workers--; i915_gem_object_put(obj); mutex_unlock(&dev->struct_mutex); @@ -549,7 +553,7 @@ __i915_gem_userptr_get_pages_worker(struct work_struct *_work) kfree(work); } -static int +static struct sg_table * __i915_gem_userptr_get_pages_schedule(struct drm_i915_gem_object *obj, bool *active) { @@ -574,15 +578,11 @@ __i915_gem_userptr_get_pages_schedule(struct drm_i915_gem_object *obj, * that error back to this function through * obj->userptr.work = ERR_PTR. */ - if (obj->userptr.workers >= I915_GEM_USERPTR_MAX_WORKERS) - return -EAGAIN; - work = kmalloc(sizeof(*work), GFP_KERNEL); if (work == NULL) - return -ENOMEM; + return ERR_PTR(-ENOMEM); obj->userptr.work = &work->work; - obj->userptr.workers++; work->obj = i915_gem_object_get(obj); @@ -593,14 +593,15 @@ __i915_gem_userptr_get_pages_schedule(struct drm_i915_gem_object *obj, schedule_work(&work->work); *active = true; - return -EAGAIN; + return ERR_PTR(-EAGAIN); } -static int +static struct sg_table * i915_gem_userptr_get_pages(struct drm_i915_gem_object *obj) { const int num_pages = obj->base.size >> PAGE_SHIFT; struct page **pvec; + struct sg_table *pages; int pinned, ret; bool active; @@ -624,15 +625,15 @@ i915_gem_userptr_get_pages(struct drm_i915_gem_object *obj) if (obj->userptr.work) { /* active flag should still be held for the pending work */ if (IS_ERR(obj->userptr.work)) - return PTR_ERR(obj->userptr.work); + return ERR_CAST(obj->userptr.work); else - return -EAGAIN; + return ERR_PTR(-EAGAIN); } /* Let the mmu-notifier know that we have begun and need cancellation */ ret = __i915_gem_userptr_set_active(obj, true); if (ret) - return ret; + return ERR_PTR(ret); pvec = NULL; pinned = 0; @@ -641,7 +642,7 @@ i915_gem_userptr_get_pages(struct drm_i915_gem_object *obj) GFP_TEMPORARY); if (pvec == NULL) { __i915_gem_userptr_set_active(obj, false); - return -ENOMEM; + return ERR_PTR(-ENOMEM); } pinned = __get_user_pages_fast(obj->userptr.ptr, num_pages, @@ -650,21 +651,22 @@ i915_gem_userptr_get_pages(struct drm_i915_gem_object *obj) active = false; if (pinned < 0) - ret = pinned, pinned = 0; + pages = ERR_PTR(pinned), pinned = 0; else if (pinned < num_pages) - ret = __i915_gem_userptr_get_pages_schedule(obj, &active); + pages = __i915_gem_userptr_get_pages_schedule(obj, &active); else - ret = __i915_gem_userptr_set_pages(obj, pvec, num_pages); - if (ret) { + pages = __i915_gem_userptr_set_pages(obj, pvec, num_pages); + if (IS_ERR(pages)) { __i915_gem_userptr_set_active(obj, active); release_pages(pvec, pinned, 0); } drm_free_large(pvec); - return ret; + return pages; } static void -i915_gem_userptr_put_pages(struct drm_i915_gem_object *obj) +i915_gem_userptr_put_pages(struct drm_i915_gem_object *obj, + struct sg_table *pages) { struct sgt_iter sgt_iter; struct page *page; @@ -675,9 +677,9 @@ i915_gem_userptr_put_pages(struct drm_i915_gem_object *obj) if (obj->mm.madv != I915_MADV_WILLNEED) obj->mm.dirty = false; - i915_gem_gtt_finish_object(obj); + i915_gem_gtt_finish_pages(obj, pages); - for_each_sgt_page(page, sgt_iter, obj->mm.pages) { + for_each_sgt_page(page, sgt_iter, pages) { if (obj->mm.dirty) set_page_dirty(page); @@ -686,8 +688,8 @@ i915_gem_userptr_put_pages(struct drm_i915_gem_object *obj) } obj->mm.dirty = false; - sg_free_table(obj->mm.pages); - kfree(obj->mm.pages); + sg_free_table(pages); + kfree(pages); } static void -- cgit v1.2.3 From 1233e2db199dea015391db03d3478b3392201c41 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:37 +0100 Subject: drm/i915: Move object backing storage manipulation to its own locking Break the allocation of the backing storage away from struct_mutex into a per-object lock. This allows parallel page allocation, provided we can do so outside of struct_mutex (i.e. set-domain-ioctl, pwrite, GTT fault), i.e. before execbuf! The increased cost of the atomic counters are hidden behind i915_vma_pin() for the typical case of execbuf, i.e. as the object is typically bound between execbufs, the page_pin_count is static. The cost will be felt around set-domain and pwrite, but offset by the improvement from reduced struct_mutex contention. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-14-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_drv.h | 36 +++++-------- drivers/gpu/drm/i915/i915_gem.c | 93 +++++++++++++++++++++----------- drivers/gpu/drm/i915/i915_gem_shrinker.c | 51 ++++++++++++------ drivers/gpu/drm/i915/i915_gem_tiling.c | 2 + drivers/gpu/drm/i915/i915_gem_userptr.c | 10 ++-- 5 files changed, 114 insertions(+), 78 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index db67bec15ef2..f69e0e03e259 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2274,7 +2274,8 @@ struct drm_i915_gem_object { unsigned int pin_display; struct { - unsigned int pages_pin_count; + struct mutex lock; /* protects the pages and their use */ + atomic_t pages_pin_count; struct sg_table *pages; void *mapping; @@ -2387,13 +2388,6 @@ i915_gem_object_is_dead(const struct drm_i915_gem_object *obj) return atomic_read(&obj->base.refcount.refcount) == 0; } -#if IS_ENABLED(CONFIG_LOCKDEP) -#define lockdep_assert_held_unless(lock, cond) \ - GEM_BUG_ON(debug_locks && !lockdep_is_held(lock) && !(cond)) -#else -#define lockdep_assert_held_unless(lock, cond) -#endif - static inline bool i915_gem_object_has_struct_page(const struct drm_i915_gem_object *obj) { @@ -3229,9 +3223,9 @@ int __i915_gem_object_get_pages(struct drm_i915_gem_object *obj); static inline int __must_check i915_gem_object_pin_pages(struct drm_i915_gem_object *obj) { - lockdep_assert_held(&obj->base.dev->struct_mutex); + might_lock(&obj->mm.lock); - if (obj->mm.pages_pin_count++) + if (atomic_inc_not_zero(&obj->mm.pages_pin_count)) return 0; return __i915_gem_object_get_pages(obj); @@ -3240,32 +3234,29 @@ i915_gem_object_pin_pages(struct drm_i915_gem_object *obj) static inline void __i915_gem_object_pin_pages(struct drm_i915_gem_object *obj) { - lockdep_assert_held_unless(&obj->base.dev->struct_mutex, - i915_gem_object_is_dead(obj)); GEM_BUG_ON(!obj->mm.pages); - obj->mm.pages_pin_count++; + atomic_inc(&obj->mm.pages_pin_count); } static inline bool i915_gem_object_has_pinned_pages(struct drm_i915_gem_object *obj) { - return obj->mm.pages_pin_count; + return atomic_read(&obj->mm.pages_pin_count); } static inline void __i915_gem_object_unpin_pages(struct drm_i915_gem_object *obj) { - lockdep_assert_held_unless(&obj->base.dev->struct_mutex, - i915_gem_object_is_dead(obj)); GEM_BUG_ON(!i915_gem_object_has_pinned_pages(obj)); GEM_BUG_ON(!obj->mm.pages); - obj->mm.pages_pin_count--; - GEM_BUG_ON(obj->mm.pages_pin_count < obj->bind_count); + atomic_dec(&obj->mm.pages_pin_count); + GEM_BUG_ON(atomic_read(&obj->mm.pages_pin_count) < obj->bind_count); } -static inline void i915_gem_object_unpin_pages(struct drm_i915_gem_object *obj) +static inline void +i915_gem_object_unpin_pages(struct drm_i915_gem_object *obj) { __i915_gem_object_unpin_pages(obj); } @@ -3288,8 +3279,8 @@ enum i915_map_type { * the kernel address space. Based on the @type of mapping, the PTE will be * set to either WriteBack or WriteCombine (via pgprot_t). * - * The caller must hold the struct_mutex, and is responsible for calling - * i915_gem_object_unpin_map() when the mapping is no longer required. + * The caller is responsible for calling i915_gem_object_unpin_map() when the + * mapping is no longer required. * * Returns the pointer through which to access the mapped object, or an * ERR_PTR() on error. @@ -3305,12 +3296,9 @@ void *__must_check i915_gem_object_pin_map(struct drm_i915_gem_object *obj, * with your access, call i915_gem_object_unpin_map() to release the pin * upon the mapping. Once the pin count reaches zero, that mapping may be * removed. - * - * The caller must hold the struct_mutex. */ static inline void i915_gem_object_unpin_map(struct drm_i915_gem_object *obj) { - lockdep_assert_held(&obj->base.dev->struct_mutex); i915_gem_object_unpin_pages(obj); } diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 56060aeb12e3..c8e9548adfeb 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2269,6 +2269,9 @@ void __i915_gem_object_invalidate(struct drm_i915_gem_object *obj) { struct address_space *mapping; + lockdep_assert_held(&obj->mm.lock); + GEM_BUG_ON(obj->mm.pages); + switch (obj->mm.madv) { case I915_MADV_DONTNEED: i915_gem_object_truncate(obj); @@ -2325,12 +2328,17 @@ void __i915_gem_object_put_pages(struct drm_i915_gem_object *obj) { struct sg_table *pages; - lockdep_assert_held(&obj->base.dev->struct_mutex); - if (i915_gem_object_has_pinned_pages(obj)) return; GEM_BUG_ON(obj->bind_count); + if (!READ_ONCE(obj->mm.pages)) + return; + + /* May be called by shrinker from within get_pages() (on another bo) */ + mutex_lock_nested(&obj->mm.lock, SINGLE_DEPTH_NESTING); + if (unlikely(atomic_read(&obj->mm.pages_pin_count))) + goto unlock; /* ->put_pages might need to allocate memory for the bit17 swizzle * array, hence protect them from being reaped by removing them from gtt @@ -2353,6 +2361,8 @@ void __i915_gem_object_put_pages(struct drm_i915_gem_object *obj) __i915_gem_object_reset_page_iter(obj); obj->ops->put_pages(obj, pages); +unlock: + mutex_unlock(&obj->mm.lock); } static unsigned int swiotlb_max_size(void) @@ -2486,7 +2496,7 @@ err_pages: void __i915_gem_object_set_pages(struct drm_i915_gem_object *obj, struct sg_table *pages) { - lockdep_assert_held(&obj->base.dev->struct_mutex); + lockdep_assert_held(&obj->mm.lock); obj->mm.get_page.sg_pos = pages->sgl; obj->mm.get_page.sg_idx = 0; @@ -2512,9 +2522,9 @@ static int ____i915_gem_object_get_pages(struct drm_i915_gem_object *obj) } /* Ensure that the associated pages are gathered from the backing storage - * and pinned into our object. i915_gem_object_get_pages() may be called + * and pinned into our object. i915_gem_object_pin_pages() may be called * multiple times before they are released by a single call to - * i915_gem_object_put_pages() - once the pages are no longer referenced + * i915_gem_object_unpin_pages() - once the pages are no longer referenced * either as a result of memory pressure (reaping pages under the shrinker) * or as the object is itself released. */ @@ -2522,15 +2532,23 @@ int __i915_gem_object_get_pages(struct drm_i915_gem_object *obj) { int err; - lockdep_assert_held(&obj->base.dev->struct_mutex); + err = mutex_lock_interruptible(&obj->mm.lock); + if (err) + return err; - if (obj->mm.pages) - return 0; + if (likely(obj->mm.pages)) { + __i915_gem_object_pin_pages(obj); + goto unlock; + } + + GEM_BUG_ON(i915_gem_object_has_pinned_pages(obj)); err = ____i915_gem_object_get_pages(obj); - if (err) - __i915_gem_object_unpin_pages(obj); + if (!err) + atomic_set_release(&obj->mm.pages_pin_count, 1); +unlock: + mutex_unlock(&obj->mm.lock); return err; } @@ -2590,20 +2608,29 @@ void *i915_gem_object_pin_map(struct drm_i915_gem_object *obj, void *ptr; int ret; - lockdep_assert_held(&obj->base.dev->struct_mutex); GEM_BUG_ON(!i915_gem_object_has_struct_page(obj)); - ret = i915_gem_object_pin_pages(obj); + ret = mutex_lock_interruptible(&obj->mm.lock); if (ret) return ERR_PTR(ret); - pinned = obj->mm.pages_pin_count > 1; + pinned = true; + if (!atomic_inc_not_zero(&obj->mm.pages_pin_count)) { + ret = ____i915_gem_object_get_pages(obj); + if (ret) + goto err_unlock; + + GEM_BUG_ON(atomic_read(&obj->mm.pages_pin_count)); + atomic_set_release(&obj->mm.pages_pin_count, 1); + pinned = false; + } + GEM_BUG_ON(!obj->mm.pages); ptr = ptr_unpack_bits(obj->mm.mapping, has_type); if (ptr && has_type != type) { if (pinned) { ret = -EBUSY; - goto err; + goto err_unpin; } if (is_vmalloc_addr(ptr)) @@ -2618,17 +2645,21 @@ void *i915_gem_object_pin_map(struct drm_i915_gem_object *obj, ptr = i915_gem_object_map(obj, type); if (!ptr) { ret = -ENOMEM; - goto err; + goto err_unpin; } obj->mm.mapping = ptr_pack_bits(ptr, type); } +out_unlock: + mutex_unlock(&obj->mm.lock); return ptr; -err: - i915_gem_object_unpin_pages(obj); - return ERR_PTR(ret); +err_unpin: + atomic_dec(&obj->mm.pages_pin_count); +err_unlock: + ptr = ERR_PTR(ret); + goto out_unlock; } static void @@ -4268,7 +4299,7 @@ i915_gem_madvise_ioctl(struct drm_device *dev, void *data, struct drm_i915_private *dev_priv = to_i915(dev); struct drm_i915_gem_madvise *args = data; struct drm_i915_gem_object *obj; - int ret; + int err; switch (args->madv) { case I915_MADV_DONTNEED: @@ -4278,15 +4309,13 @@ i915_gem_madvise_ioctl(struct drm_device *dev, void *data, return -EINVAL; } - ret = i915_mutex_lock_interruptible(dev); - if (ret) - return ret; - obj = i915_gem_object_lookup(file_priv, args->handle); - if (!obj) { - ret = -ENOENT; - goto unlock; - } + if (!obj) + return -ENOENT; + + err = mutex_lock_interruptible(&obj->mm.lock); + if (err) + goto out; if (obj->mm.pages && i915_gem_object_is_tiled(obj) && @@ -4305,11 +4334,11 @@ i915_gem_madvise_ioctl(struct drm_device *dev, void *data, i915_gem_object_truncate(obj); args->retained = obj->mm.madv != __I915_MADV_PURGED; + mutex_unlock(&obj->mm.lock); +out: i915_gem_object_put(obj); -unlock: - mutex_unlock(&dev->struct_mutex); - return ret; + return err; } void i915_gem_object_init(struct drm_i915_gem_object *obj, @@ -4317,6 +4346,8 @@ void i915_gem_object_init(struct drm_i915_gem_object *obj, { int i; + mutex_init(&obj->mm.lock); + INIT_LIST_HEAD(&obj->global_list); INIT_LIST_HEAD(&obj->userfault_link); for (i = 0; i < I915_NUM_ENGINES; i++) @@ -4479,7 +4510,7 @@ void i915_gem_free_object(struct drm_gem_object *gem_obj) obj->ops->release(obj); if (WARN_ON(i915_gem_object_has_pinned_pages(obj))) - obj->mm.pages_pin_count = 0; + atomic_set(&obj->mm.pages_pin_count, 0); if (discard_backing_storage(obj)) obj->mm.madv = I915_MADV_DONTNEED; __i915_gem_object_put_pages(obj); diff --git a/drivers/gpu/drm/i915/i915_gem_shrinker.c b/drivers/gpu/drm/i915/i915_gem_shrinker.c index f95061faeae6..c8a4c40ec2c2 100644 --- a/drivers/gpu/drm/i915/i915_gem_shrinker.c +++ b/drivers/gpu/drm/i915/i915_gem_shrinker.c @@ -48,6 +48,20 @@ static bool mutex_is_locked_by(struct mutex *mutex, struct task_struct *task) #endif } +static bool i915_gem_shrinker_lock(struct drm_device *dev, bool *unlock) +{ + if (!mutex_trylock(&dev->struct_mutex)) { + if (!mutex_is_locked_by(&dev->struct_mutex, current)) + return false; + + *unlock = false; + } else { + *unlock = true; + } + + return true; +} + static bool any_vma_pinned(struct drm_i915_gem_object *obj) { struct i915_vma *vma; @@ -66,6 +80,9 @@ static bool swap_available(void) static bool can_release_pages(struct drm_i915_gem_object *obj) { + if (!obj->mm.pages) + return false; + /* Only shmemfs objects are backed by swap */ if (!obj->base.filp) return false; @@ -78,7 +95,7 @@ static bool can_release_pages(struct drm_i915_gem_object *obj) * to the GPU, simply unbinding from the GPU is not going to succeed * in releasing our pin count on the pages themselves. */ - if (obj->mm.pages_pin_count > obj->bind_count) + if (atomic_read(&obj->mm.pages_pin_count) > obj->bind_count) return false; if (any_vma_pinned(obj)) @@ -95,7 +112,7 @@ static bool unsafe_drop_pages(struct drm_i915_gem_object *obj) { if (i915_gem_object_unbind(obj) == 0) __i915_gem_object_put_pages(obj); - return !obj->mm.pages; + return !READ_ONCE(obj->mm.pages); } /** @@ -135,6 +152,10 @@ i915_gem_shrink(struct drm_i915_private *dev_priv, { NULL, 0 }, }, *phase; unsigned long count = 0; + bool unlock; + + if (!i915_gem_shrinker_lock(&dev_priv->drm, &unlock)) + return 0; trace_i915_gem_shrink(dev_priv, target, flags); i915_gem_retire_requests(dev_priv); @@ -199,8 +220,14 @@ i915_gem_shrink(struct drm_i915_private *dev_priv, i915_gem_object_get(obj); - if (unsafe_drop_pages(obj)) - count += obj->base.size >> PAGE_SHIFT; + if (unsafe_drop_pages(obj)) { + mutex_lock(&obj->mm.lock); + if (!obj->mm.pages) { + __i915_gem_object_invalidate(obj); + count += obj->base.size >> PAGE_SHIFT; + } + mutex_unlock(&obj->mm.lock); + } i915_gem_object_put(obj); } @@ -211,6 +238,9 @@ i915_gem_shrink(struct drm_i915_private *dev_priv, intel_runtime_pm_put(dev_priv); i915_gem_retire_requests(dev_priv); + if (unlock) + mutex_unlock(&dev_priv->drm.struct_mutex); + /* expedite the RCU grace period to free some request slabs */ synchronize_rcu_expedited(); @@ -244,19 +274,6 @@ unsigned long i915_gem_shrink_all(struct drm_i915_private *dev_priv) return freed; } -static bool i915_gem_shrinker_lock(struct drm_device *dev, bool *unlock) -{ - if (!mutex_trylock(&dev->struct_mutex)) { - if (!mutex_is_locked_by(&dev->struct_mutex, current)) - return false; - - *unlock = false; - } else - *unlock = true; - - return true; -} - static unsigned long i915_gem_shrinker_count(struct shrinker *shrinker, struct shrink_control *sc) { diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c index 34d5ada49720..6608799ee1f9 100644 --- a/drivers/gpu/drm/i915/i915_gem_tiling.c +++ b/drivers/gpu/drm/i915/i915_gem_tiling.c @@ -259,6 +259,7 @@ i915_gem_set_tiling(struct drm_device *dev, void *data, if (!err) { struct i915_vma *vma; + mutex_lock(&obj->mm.lock); if (obj->mm.pages && obj->mm.madv == I915_MADV_WILLNEED && dev_priv->quirks & QUIRK_PIN_SWIZZLED_PAGES) { @@ -267,6 +268,7 @@ i915_gem_set_tiling(struct drm_device *dev, void *data, if (!i915_gem_object_is_tiled(obj)) __i915_gem_object_pin_pages(obj); } + mutex_unlock(&obj->mm.lock); list_for_each_entry(vma, &obj->vma_list, obj_link) { if (!vma->fence) diff --git a/drivers/gpu/drm/i915/i915_gem_userptr.c b/drivers/gpu/drm/i915/i915_gem_userptr.c index a421447f1d84..6c8c7b36f7fc 100644 --- a/drivers/gpu/drm/i915/i915_gem_userptr.c +++ b/drivers/gpu/drm/i915/i915_gem_userptr.c @@ -79,7 +79,7 @@ static void cancel_userptr(struct work_struct *work) WARN_ONCE(obj->mm.pages, "Failed to release pages: bind_count=%d, pages_pin_count=%d, pin_display=%d\n", obj->bind_count, - obj->mm.pages_pin_count, + atomic_read(&obj->mm.pages_pin_count), obj->pin_display); i915_gem_object_put(obj); @@ -491,7 +491,6 @@ __i915_gem_userptr_get_pages_worker(struct work_struct *_work) { struct get_pages_work *work = container_of(_work, typeof(*work), work); struct drm_i915_gem_object *obj = work->obj; - struct drm_device *dev = obj->base.dev; const int npages = obj->base.size >> PAGE_SHIFT; struct page **pvec; int pinned, ret; @@ -527,7 +526,7 @@ __i915_gem_userptr_get_pages_worker(struct work_struct *_work) } } - mutex_lock(&dev->struct_mutex); + mutex_lock(&obj->mm.lock); if (obj->userptr.work == &work->work) { struct sg_table *pages = ERR_PTR(ret); @@ -542,13 +541,12 @@ __i915_gem_userptr_get_pages_worker(struct work_struct *_work) obj->userptr.work = ERR_CAST(pages); } - - i915_gem_object_put(obj); - mutex_unlock(&dev->struct_mutex); + mutex_unlock(&obj->mm.lock); release_pages(pvec, pinned, 0); drm_free_large(pvec); + i915_gem_object_put_unlocked(obj); put_task_struct(work->task); kfree(work); } -- cgit v1.2.3 From 7dd737f377ffb59010b6811f934998d42f24a8bd Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:38 +0100 Subject: drm/i915/dmabuf: Acquire the backing storage outside of struct_mutex Use the per-object mm.lock to allocate the backing storage (and hold a reference to it across the dmabuf access) without resorting to struct_mutex. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-15-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem_dmabuf.c | 69 +++++++++++++++------------------- 1 file changed, 30 insertions(+), 39 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_dmabuf.c b/drivers/gpu/drm/i915/i915_gem_dmabuf.c index 2abd524aba14..4d45f20d11ed 100644 --- a/drivers/gpu/drm/i915/i915_gem_dmabuf.c +++ b/drivers/gpu/drm/i915/i915_gem_dmabuf.c @@ -44,19 +44,15 @@ static struct sg_table *i915_gem_map_dma_buf(struct dma_buf_attachment *attachme struct scatterlist *src, *dst; int ret, i; - ret = i915_mutex_lock_interruptible(obj->base.dev); - if (ret) - goto err; - ret = i915_gem_object_pin_pages(obj); if (ret) - goto err_unlock; + goto err; /* Copy sg so that we make an independent mapping */ st = kmalloc(sizeof(struct sg_table), GFP_KERNEL); if (st == NULL) { ret = -ENOMEM; - goto err_unpin; + goto err_unpin_pages; } ret = sg_alloc_table(st, obj->mm.pages->nents, GFP_KERNEL); @@ -72,21 +68,18 @@ static struct sg_table *i915_gem_map_dma_buf(struct dma_buf_attachment *attachme } if (!dma_map_sg(attachment->dev, st->sgl, st->nents, dir)) { - ret =-ENOMEM; + ret = -ENOMEM; goto err_free_sg; } - mutex_unlock(&obj->base.dev->struct_mutex); return st; err_free_sg: sg_free_table(st); err_free: kfree(st); -err_unpin: +err_unpin_pages: i915_gem_object_unpin_pages(obj); -err_unlock: - mutex_unlock(&obj->base.dev->struct_mutex); err: return ERR_PTR(ret); } @@ -101,36 +94,21 @@ static void i915_gem_unmap_dma_buf(struct dma_buf_attachment *attachment, sg_free_table(sg); kfree(sg); - mutex_lock(&obj->base.dev->struct_mutex); i915_gem_object_unpin_pages(obj); - mutex_unlock(&obj->base.dev->struct_mutex); } static void *i915_gem_dmabuf_vmap(struct dma_buf *dma_buf) { struct drm_i915_gem_object *obj = dma_buf_to_obj(dma_buf); - struct drm_device *dev = obj->base.dev; - void *addr; - int ret; - - ret = i915_mutex_lock_interruptible(dev); - if (ret) - return ERR_PTR(ret); - - addr = i915_gem_object_pin_map(obj, I915_MAP_WB); - mutex_unlock(&dev->struct_mutex); - return addr; + return i915_gem_object_pin_map(obj, I915_MAP_WB); } static void i915_gem_dmabuf_vunmap(struct dma_buf *dma_buf, void *vaddr) { struct drm_i915_gem_object *obj = dma_buf_to_obj(dma_buf); - struct drm_device *dev = obj->base.dev; - mutex_lock(&dev->struct_mutex); i915_gem_object_unpin_map(obj); - mutex_unlock(&dev->struct_mutex); } static void *i915_gem_dmabuf_kmap_atomic(struct dma_buf *dma_buf, unsigned long page_num) @@ -177,32 +155,45 @@ static int i915_gem_begin_cpu_access(struct dma_buf *dma_buf, enum dma_data_dire { struct drm_i915_gem_object *obj = dma_buf_to_obj(dma_buf); struct drm_device *dev = obj->base.dev; - int ret; bool write = (direction == DMA_BIDIRECTIONAL || direction == DMA_TO_DEVICE); + int err; - ret = i915_mutex_lock_interruptible(dev); - if (ret) - return ret; + err = i915_gem_object_pin_pages(obj); + if (err) + return err; + + err = i915_mutex_lock_interruptible(dev); + if (err) + goto out; - ret = i915_gem_object_set_to_cpu_domain(obj, write); + err = i915_gem_object_set_to_cpu_domain(obj, write); mutex_unlock(&dev->struct_mutex); - return ret; + +out: + i915_gem_object_unpin_pages(obj); + return err; } static int i915_gem_end_cpu_access(struct dma_buf *dma_buf, enum dma_data_direction direction) { struct drm_i915_gem_object *obj = dma_buf_to_obj(dma_buf); struct drm_device *dev = obj->base.dev; - int ret; + int err; - ret = i915_mutex_lock_interruptible(dev); - if (ret) - return ret; + err = i915_gem_object_pin_pages(obj); + if (err) + return err; + + err = i915_mutex_lock_interruptible(dev); + if (err) + goto out; - ret = i915_gem_object_set_to_gtt_domain(obj, false); + err = i915_gem_object_set_to_gtt_domain(obj, false); mutex_unlock(&dev->struct_mutex); - return ret; +out: + i915_gem_object_unpin_pages(obj); + return err; } static const struct dma_buf_ops i915_dmabuf_ops = { -- cgit v1.2.3 From bb6dc8d96b683a6052162c36062cd8e9329e4f21 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:39 +0100 Subject: drm/i915: Implement pread without struct-mutex We only need struct_mutex within pread for a brief window where we need to serialise with rendering and control our cache domains. Elsewhere we can rely on the backing storage being pinned, and forgive userspace any races against us. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-16-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem.c | 365 +++++++++++++++++----------------------- 1 file changed, 157 insertions(+), 208 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index c8e9548adfeb..d12265872667 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -63,13 +63,13 @@ static bool cpu_write_needs_clflush(struct drm_i915_gem_object *obj) } static int -insert_mappable_node(struct drm_i915_private *i915, +insert_mappable_node(struct i915_ggtt *ggtt, struct drm_mm_node *node, u32 size) { memset(node, 0, sizeof(*node)); - return drm_mm_insert_node_in_range_generic(&i915->ggtt.base.mm, node, - size, 0, 0, 0, - i915->ggtt.mappable_end, + return drm_mm_insert_node_in_range_generic(&ggtt->base.mm, node, + size, 0, -1, + 0, ggtt->mappable_end, DRM_MM_SEARCH_DEFAULT, DRM_MM_CREATE_DEFAULT); } @@ -821,32 +821,6 @@ err_unpin: return ret; } -/* Per-page copy function for the shmem pread fastpath. - * Flushes invalid cachelines before reading the target if - * needs_clflush is set. */ -static int -shmem_pread_fast(struct page *page, int shmem_page_offset, int page_length, - char __user *user_data, - bool page_do_bit17_swizzling, bool needs_clflush) -{ - char *vaddr; - int ret; - - if (unlikely(page_do_bit17_swizzling)) - return -EINVAL; - - vaddr = kmap_atomic(page); - if (needs_clflush) - drm_clflush_virt_range(vaddr + shmem_page_offset, - page_length); - ret = __copy_to_user_inatomic(user_data, - vaddr + shmem_page_offset, - page_length); - kunmap_atomic(vaddr); - - return ret ? -EFAULT : 0; -} - static void shmem_clflush_swizzled_range(char *addr, unsigned long length, bool swizzled) @@ -872,7 +846,7 @@ shmem_clflush_swizzled_range(char *addr, unsigned long length, /* Only difference to the fast-path function is that this can handle bit17 * and uses non-atomic copy and kmap functions. */ static int -shmem_pread_slow(struct page *page, int shmem_page_offset, int page_length, +shmem_pread_slow(struct page *page, int offset, int length, char __user *user_data, bool page_do_bit17_swizzling, bool needs_clflush) { @@ -881,61 +855,130 @@ shmem_pread_slow(struct page *page, int shmem_page_offset, int page_length, vaddr = kmap(page); if (needs_clflush) - shmem_clflush_swizzled_range(vaddr + shmem_page_offset, - page_length, + shmem_clflush_swizzled_range(vaddr + offset, length, page_do_bit17_swizzling); if (page_do_bit17_swizzling) - ret = __copy_to_user_swizzled(user_data, - vaddr, shmem_page_offset, - page_length); + ret = __copy_to_user_swizzled(user_data, vaddr, offset, length); else - ret = __copy_to_user(user_data, - vaddr + shmem_page_offset, - page_length); + ret = __copy_to_user(user_data, vaddr + offset, length); kunmap(page); return ret ? - EFAULT : 0; } -static inline unsigned long -slow_user_access(struct io_mapping *mapping, - uint64_t page_base, int page_offset, - char __user *user_data, - unsigned long length, bool pwrite) +static int +shmem_pread(struct page *page, int offset, int length, char __user *user_data, + bool page_do_bit17_swizzling, bool needs_clflush) +{ + int ret; + + ret = -ENODEV; + if (!page_do_bit17_swizzling) { + char *vaddr = kmap_atomic(page); + + if (needs_clflush) + drm_clflush_virt_range(vaddr + offset, length); + ret = __copy_to_user_inatomic(user_data, vaddr + offset, length); + kunmap_atomic(vaddr); + } + if (ret == 0) + return 0; + + return shmem_pread_slow(page, offset, length, user_data, + page_do_bit17_swizzling, needs_clflush); +} + +static int +i915_gem_shmem_pread(struct drm_i915_gem_object *obj, + struct drm_i915_gem_pread *args) +{ + char __user *user_data; + u64 remain; + unsigned int obj_do_bit17_swizzling; + unsigned int needs_clflush; + unsigned int idx, offset; + int ret; + + obj_do_bit17_swizzling = 0; + if (i915_gem_object_needs_bit17_swizzle(obj)) + obj_do_bit17_swizzling = BIT(17); + + ret = mutex_lock_interruptible(&obj->base.dev->struct_mutex); + if (ret) + return ret; + + ret = i915_gem_obj_prepare_shmem_read(obj, &needs_clflush); + mutex_unlock(&obj->base.dev->struct_mutex); + if (ret) + return ret; + + remain = args->size; + user_data = u64_to_user_ptr(args->data_ptr); + offset = offset_in_page(args->offset); + for (idx = args->offset >> PAGE_SHIFT; remain; idx++) { + struct page *page = i915_gem_object_get_page(obj, idx); + int length; + + length = remain; + if (offset + length > PAGE_SIZE) + length = PAGE_SIZE - offset; + + ret = shmem_pread(page, offset, length, user_data, + page_to_phys(page) & obj_do_bit17_swizzling, + needs_clflush); + if (ret) + break; + + remain -= length; + user_data += length; + offset = 0; + } + + i915_gem_obj_finish_shmem_access(obj); + return ret; +} + +static inline bool +gtt_user_read(struct io_mapping *mapping, + loff_t base, int offset, + char __user *user_data, int length) { - void __iomem *ioaddr; void *vaddr; - uint64_t unwritten; + unsigned long unwritten; - ioaddr = io_mapping_map_wc(mapping, page_base, PAGE_SIZE); /* We can use the cpu mem copy function because this is X86. */ - vaddr = (void __force *)ioaddr + page_offset; - if (pwrite) - unwritten = __copy_from_user(vaddr, user_data, length); - else - unwritten = __copy_to_user(user_data, vaddr, length); - - io_mapping_unmap(ioaddr); + vaddr = (void __force *)io_mapping_map_atomic_wc(mapping, base); + unwritten = __copy_to_user_inatomic(user_data, vaddr + offset, length); + io_mapping_unmap_atomic(vaddr); + if (unwritten) { + vaddr = (void __force *) + io_mapping_map_wc(mapping, base, PAGE_SIZE); + unwritten = copy_to_user(user_data, vaddr + offset, length); + io_mapping_unmap(vaddr); + } return unwritten; } static int -i915_gem_gtt_pread(struct drm_device *dev, - struct drm_i915_gem_object *obj, uint64_t size, - uint64_t data_offset, uint64_t data_ptr) +i915_gem_gtt_pread(struct drm_i915_gem_object *obj, + const struct drm_i915_gem_pread *args) { - struct drm_i915_private *dev_priv = to_i915(dev); - struct i915_ggtt *ggtt = &dev_priv->ggtt; - struct i915_vma *vma; + struct drm_i915_private *i915 = to_i915(obj->base.dev); + struct i915_ggtt *ggtt = &i915->ggtt; struct drm_mm_node node; - char __user *user_data; - uint64_t remain; - uint64_t offset; + struct i915_vma *vma; + void __user *user_data; + u64 remain, offset; int ret; - intel_runtime_pm_get(to_i915(dev)); - vma = i915_gem_object_ggtt_pin(obj, NULL, 0, 0, PIN_MAPPABLE); + ret = mutex_lock_interruptible(&i915->drm.struct_mutex); + if (ret) + return ret; + + intel_runtime_pm_get(i915); + vma = i915_gem_object_ggtt_pin(obj, NULL, 0, 0, + PIN_MAPPABLE | PIN_NONBLOCK); if (!IS_ERR(vma)) { node.start = i915_ggtt_offset(vma); node.allocated = false; @@ -946,33 +989,21 @@ i915_gem_gtt_pread(struct drm_device *dev, } } if (IS_ERR(vma)) { - ret = insert_mappable_node(dev_priv, &node, PAGE_SIZE); + ret = insert_mappable_node(ggtt, &node, PAGE_SIZE); if (ret) - goto out; - - ret = i915_gem_object_pin_pages(obj); - if (ret) { - remove_mappable_node(&node); - goto out; - } + goto out_unlock; + GEM_BUG_ON(!node.allocated); } ret = i915_gem_object_set_to_gtt_domain(obj, false); if (ret) goto out_unpin; - user_data = u64_to_user_ptr(data_ptr); - remain = size; - offset = data_offset; + mutex_unlock(&i915->drm.struct_mutex); - mutex_unlock(&dev->struct_mutex); - if (likely(!i915.prefault_disable)) { - ret = fault_in_pages_writeable(user_data, remain); - if (ret) { - mutex_lock(&dev->struct_mutex); - goto out_unpin; - } - } + user_data = u64_to_user_ptr(args->data_ptr); + remain = args->size; + offset = args->offset; while (remain > 0) { /* Operation in this page @@ -989,19 +1020,14 @@ i915_gem_gtt_pread(struct drm_device *dev, wmb(); ggtt->base.insert_page(&ggtt->base, i915_gem_object_get_dma_address(obj, offset >> PAGE_SHIFT), - node.start, - I915_CACHE_NONE, 0); + node.start, I915_CACHE_NONE, 0); wmb(); } else { page_base += offset & PAGE_MASK; } - /* This is a slow read/write as it tries to read from - * and write to user memory which may result into page - * faults, and so we cannot perform this under struct_mutex. - */ - if (slow_user_access(&ggtt->mappable, page_base, - page_offset, user_data, - page_length, false)) { + + if (gtt_user_read(&ggtt->mappable, page_base, page_offset, + user_data, page_length)) { ret = -EFAULT; break; } @@ -1011,111 +1037,19 @@ i915_gem_gtt_pread(struct drm_device *dev, offset += page_length; } - mutex_lock(&dev->struct_mutex); - if (ret == 0 && (obj->base.read_domains & I915_GEM_DOMAIN_GTT) == 0) { - /* The user has modified the object whilst we tried - * reading from it, and we now have no idea what domain - * the pages should be in. As we have just been touching - * them directly, flush everything back to the GTT - * domain. - */ - ret = i915_gem_object_set_to_gtt_domain(obj, false); - } - + mutex_lock(&i915->drm.struct_mutex); out_unpin: if (node.allocated) { wmb(); ggtt->base.clear_range(&ggtt->base, node.start, node.size); - i915_gem_object_unpin_pages(obj); remove_mappable_node(&node); } else { i915_vma_unpin(vma); } -out: - intel_runtime_pm_put(to_i915(dev)); - return ret; -} - -static int -i915_gem_shmem_pread(struct drm_device *dev, - struct drm_i915_gem_object *obj, - struct drm_i915_gem_pread *args, - struct drm_file *file) -{ - char __user *user_data; - ssize_t remain; - loff_t offset; - int shmem_page_offset, page_length, ret = 0; - int obj_do_bit17_swizzling, page_do_bit17_swizzling; - int prefaulted = 0; - int needs_clflush = 0; - struct sg_page_iter sg_iter; - - ret = i915_gem_obj_prepare_shmem_read(obj, &needs_clflush); - if (ret) - return ret; - - obj_do_bit17_swizzling = i915_gem_object_needs_bit17_swizzle(obj); - user_data = u64_to_user_ptr(args->data_ptr); - offset = args->offset; - remain = args->size; - - for_each_sg_page(obj->mm.pages->sgl, &sg_iter, obj->mm.pages->nents, - offset >> PAGE_SHIFT) { - struct page *page = sg_page_iter_page(&sg_iter); - - if (remain <= 0) - break; - - /* Operation in this page - * - * shmem_page_offset = offset within page in shmem file - * page_length = bytes to copy for this page - */ - shmem_page_offset = offset_in_page(offset); - page_length = remain; - if ((shmem_page_offset + page_length) > PAGE_SIZE) - page_length = PAGE_SIZE - shmem_page_offset; - - page_do_bit17_swizzling = obj_do_bit17_swizzling && - (page_to_phys(page) & (1 << 17)) != 0; - - ret = shmem_pread_fast(page, shmem_page_offset, page_length, - user_data, page_do_bit17_swizzling, - needs_clflush); - if (ret == 0) - goto next_page; - - mutex_unlock(&dev->struct_mutex); - - if (likely(!i915.prefault_disable) && !prefaulted) { - ret = fault_in_pages_writeable(user_data, remain); - /* Userspace is tricking us, but we've already clobbered - * its pages with the prefault and promised to write the - * data up to the first fault. Hence ignore any errors - * and just continue. */ - (void)ret; - prefaulted = 1; - } - - ret = shmem_pread_slow(page, shmem_page_offset, page_length, - user_data, page_do_bit17_swizzling, - needs_clflush); - - mutex_lock(&dev->struct_mutex); - - if (ret) - goto out; - -next_page: - remain -= page_length; - user_data += page_length; - offset += page_length; - } - -out: - i915_gem_obj_finish_shmem_access(obj); +out_unlock: + intel_runtime_pm_put(i915); + mutex_unlock(&i915->drm.struct_mutex); return ret; } @@ -1134,7 +1068,7 @@ i915_gem_pread_ioctl(struct drm_device *dev, void *data, { struct drm_i915_gem_pread *args = data; struct drm_i915_gem_object *obj; - int ret = 0; + int ret; if (args->size == 0) return 0; @@ -1152,7 +1086,7 @@ i915_gem_pread_ioctl(struct drm_device *dev, void *data, if (args->offset > obj->base.size || args->size > obj->base.size - args->offset) { ret = -EINVAL; - goto err; + goto out; } trace_i915_gem_object_pread(obj, args->offset, args->size); @@ -1162,25 +1096,18 @@ i915_gem_pread_ioctl(struct drm_device *dev, void *data, MAX_SCHEDULE_TIMEOUT, to_rps_client(file)); if (ret) - goto err; + goto out; - ret = i915_mutex_lock_interruptible(dev); + ret = i915_gem_object_pin_pages(obj); if (ret) - goto err; - - ret = i915_gem_shmem_pread(dev, obj, args, file); + goto out; - /* pread for non shmem backed objects */ + ret = i915_gem_shmem_pread(obj, args); if (ret == -EFAULT || ret == -ENODEV) - ret = i915_gem_gtt_pread(dev, obj, args->size, - args->offset, args->data_ptr); - - i915_gem_object_put(obj); - mutex_unlock(&dev->struct_mutex); - - return ret; + ret = i915_gem_gtt_pread(obj, args); -err: + i915_gem_object_unpin_pages(obj); +out: i915_gem_object_put_unlocked(obj); return ret; } @@ -1208,6 +1135,28 @@ fast_user_write(struct io_mapping *mapping, return unwritten; } +static inline unsigned long +slow_user_access(struct io_mapping *mapping, + unsigned long page_base, int page_offset, + char __user *user_data, + unsigned long length, bool pwrite) +{ + void __iomem *ioaddr; + void *vaddr; + unsigned long unwritten; + + ioaddr = io_mapping_map_wc(mapping, page_base, PAGE_SIZE); + /* We can use the cpu mem copy function because this is X86. */ + vaddr = (void __force *)ioaddr + page_offset; + if (pwrite) + unwritten = __copy_from_user(vaddr, user_data, length); + else + unwritten = __copy_to_user(user_data, vaddr, length); + + io_mapping_unmap(ioaddr); + return unwritten; +} + /** * This is the fast pwrite path, where we copy the data directly from the * user into the GTT, uncached. @@ -1247,7 +1196,7 @@ i915_gem_gtt_pwrite_fast(struct drm_i915_private *i915, } } if (IS_ERR(vma)) { - ret = insert_mappable_node(i915, &node, PAGE_SIZE); + ret = insert_mappable_node(ggtt, &node, PAGE_SIZE); if (ret) goto out; @@ -1276,8 +1225,8 @@ i915_gem_gtt_pwrite_fast(struct drm_i915_private *i915, * page_length = bytes to copy for this page */ u32 page_base = node.start; - unsigned page_offset = offset_in_page(offset); - unsigned page_length = PAGE_SIZE - page_offset; + unsigned int page_offset = offset_in_page(offset); + unsigned int page_length = PAGE_SIZE - page_offset; page_length = remain < page_length ? remain : page_length; if (node.allocated) { wmb(); /* flush the write before we modify the GGTT */ -- cgit v1.2.3 From fe115628d567ba83a1498c585604d9035842b57c Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:40 +0100 Subject: drm/i915: Implement pwrite without struct-mutex We only need struct_mutex within pwrite for a brief window where we need to serialise with rendering and control our cache domains. Elsewhere we can rely on the backing storage being pinned, and forgive userspace any races against us. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-17-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem.c | 353 ++++++++++++++-------------------------- 1 file changed, 122 insertions(+), 231 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index d12265872667..fad1487a204b 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1116,72 +1116,50 @@ out: * page faults in the source data */ -static inline int -fast_user_write(struct io_mapping *mapping, - loff_t page_base, int page_offset, - char __user *user_data, - int length) +static inline bool +ggtt_write(struct io_mapping *mapping, + loff_t base, int offset, + char __user *user_data, int length) { - void __iomem *vaddr_atomic; void *vaddr; unsigned long unwritten; - vaddr_atomic = io_mapping_map_atomic_wc(mapping, page_base); /* We can use the cpu mem copy function because this is X86. */ - vaddr = (void __force*)vaddr_atomic + page_offset; - unwritten = __copy_from_user_inatomic_nocache(vaddr, + vaddr = (void __force *)io_mapping_map_atomic_wc(mapping, base); + unwritten = __copy_from_user_inatomic_nocache(vaddr + offset, user_data, length); - io_mapping_unmap_atomic(vaddr_atomic); - return unwritten; -} - -static inline unsigned long -slow_user_access(struct io_mapping *mapping, - unsigned long page_base, int page_offset, - char __user *user_data, - unsigned long length, bool pwrite) -{ - void __iomem *ioaddr; - void *vaddr; - unsigned long unwritten; - - ioaddr = io_mapping_map_wc(mapping, page_base, PAGE_SIZE); - /* We can use the cpu mem copy function because this is X86. */ - vaddr = (void __force *)ioaddr + page_offset; - if (pwrite) - unwritten = __copy_from_user(vaddr, user_data, length); - else - unwritten = __copy_to_user(user_data, vaddr, length); + io_mapping_unmap_atomic(vaddr); + if (unwritten) { + vaddr = (void __force *) + io_mapping_map_wc(mapping, base, PAGE_SIZE); + unwritten = copy_from_user(vaddr + offset, user_data, length); + io_mapping_unmap(vaddr); + } - io_mapping_unmap(ioaddr); return unwritten; } /** * This is the fast pwrite path, where we copy the data directly from the * user into the GTT, uncached. - * @i915: i915 device private data - * @obj: i915 gem object + * @obj: i915 GEM object * @args: pwrite arguments structure - * @file: drm file pointer */ static int -i915_gem_gtt_pwrite_fast(struct drm_i915_private *i915, - struct drm_i915_gem_object *obj, - struct drm_i915_gem_pwrite *args, - struct drm_file *file) +i915_gem_gtt_pwrite_fast(struct drm_i915_gem_object *obj, + const struct drm_i915_gem_pwrite *args) { + struct drm_i915_private *i915 = to_i915(obj->base.dev); struct i915_ggtt *ggtt = &i915->ggtt; - struct drm_device *dev = obj->base.dev; - struct i915_vma *vma; struct drm_mm_node node; - uint64_t remain, offset; - char __user *user_data; + struct i915_vma *vma; + u64 remain, offset; + void __user *user_data; int ret; - bool hit_slow_path = false; - if (i915_gem_object_is_tiled(obj)) - return -EFAULT; + ret = mutex_lock_interruptible(&i915->drm.struct_mutex); + if (ret) + return ret; intel_runtime_pm_get(i915); vma = i915_gem_object_ggtt_pin(obj, NULL, 0, 0, @@ -1198,21 +1176,17 @@ i915_gem_gtt_pwrite_fast(struct drm_i915_private *i915, if (IS_ERR(vma)) { ret = insert_mappable_node(ggtt, &node, PAGE_SIZE); if (ret) - goto out; - - ret = i915_gem_object_pin_pages(obj); - if (ret) { - remove_mappable_node(&node); - goto out; - } + goto out_unlock; + GEM_BUG_ON(!node.allocated); } ret = i915_gem_object_set_to_gtt_domain(obj, true); if (ret) goto out_unpin; + mutex_unlock(&i915->drm.struct_mutex); + intel_fb_obj_invalidate(obj, ORIGIN_CPU); - obj->mm.dirty = true; user_data = u64_to_user_ptr(args->data_ptr); offset = args->offset; @@ -1243,92 +1217,36 @@ i915_gem_gtt_pwrite_fast(struct drm_i915_private *i915, * If the object is non-shmem backed, we retry again with the * path that handles page fault. */ - if (fast_user_write(&ggtt->mappable, page_base, - page_offset, user_data, page_length)) { - hit_slow_path = true; - mutex_unlock(&dev->struct_mutex); - if (slow_user_access(&ggtt->mappable, - page_base, - page_offset, user_data, - page_length, true)) { - ret = -EFAULT; - mutex_lock(&dev->struct_mutex); - goto out_flush; - } - - mutex_lock(&dev->struct_mutex); + if (ggtt_write(&ggtt->mappable, page_base, page_offset, + user_data, page_length)) { + ret = -EFAULT; + break; } remain -= page_length; user_data += page_length; offset += page_length; } - -out_flush: - if (hit_slow_path) { - if (ret == 0 && - (obj->base.read_domains & I915_GEM_DOMAIN_GTT) == 0) { - /* The user has modified the object whilst we tried - * reading from it, and we now have no idea what domain - * the pages should be in. As we have just been touching - * them directly, flush everything back to the GTT - * domain. - */ - ret = i915_gem_object_set_to_gtt_domain(obj, false); - } - } - intel_fb_obj_flush(obj, false, ORIGIN_CPU); + + mutex_lock(&i915->drm.struct_mutex); out_unpin: if (node.allocated) { wmb(); ggtt->base.clear_range(&ggtt->base, node.start, node.size); - i915_gem_object_unpin_pages(obj); remove_mappable_node(&node); } else { i915_vma_unpin(vma); } -out: +out_unlock: intel_runtime_pm_put(i915); + mutex_unlock(&i915->drm.struct_mutex); return ret; } -/* Per-page copy function for the shmem pwrite fastpath. - * Flushes invalid cachelines before writing to the target if - * needs_clflush_before is set and flushes out any written cachelines after - * writing if needs_clflush is set. */ static int -shmem_pwrite_fast(struct page *page, int shmem_page_offset, int page_length, - char __user *user_data, - bool page_do_bit17_swizzling, - bool needs_clflush_before, - bool needs_clflush_after) -{ - char *vaddr; - int ret; - - if (unlikely(page_do_bit17_swizzling)) - return -EINVAL; - - vaddr = kmap_atomic(page); - if (needs_clflush_before) - drm_clflush_virt_range(vaddr + shmem_page_offset, - page_length); - ret = __copy_from_user_inatomic(vaddr + shmem_page_offset, - user_data, page_length); - if (needs_clflush_after) - drm_clflush_virt_range(vaddr + shmem_page_offset, - page_length); - kunmap_atomic(vaddr); - - return ret ? -EFAULT : 0; -} - -/* Only difference to the fast-path function is that this can handle bit17 - * and uses non-atomic copy and kmap functions. */ -static int -shmem_pwrite_slow(struct page *page, int shmem_page_offset, int page_length, +shmem_pwrite_slow(struct page *page, int offset, int length, char __user *user_data, bool page_do_bit17_swizzling, bool needs_clflush_before, @@ -1339,124 +1257,114 @@ shmem_pwrite_slow(struct page *page, int shmem_page_offset, int page_length, vaddr = kmap(page); if (unlikely(needs_clflush_before || page_do_bit17_swizzling)) - shmem_clflush_swizzled_range(vaddr + shmem_page_offset, - page_length, + shmem_clflush_swizzled_range(vaddr + offset, length, page_do_bit17_swizzling); if (page_do_bit17_swizzling) - ret = __copy_from_user_swizzled(vaddr, shmem_page_offset, - user_data, - page_length); + ret = __copy_from_user_swizzled(vaddr, offset, user_data, + length); else - ret = __copy_from_user(vaddr + shmem_page_offset, - user_data, - page_length); + ret = __copy_from_user(vaddr + offset, user_data, length); if (needs_clflush_after) - shmem_clflush_swizzled_range(vaddr + shmem_page_offset, - page_length, + shmem_clflush_swizzled_range(vaddr + offset, length, page_do_bit17_swizzling); kunmap(page); return ret ? -EFAULT : 0; } +/* Per-page copy function for the shmem pwrite fastpath. + * Flushes invalid cachelines before writing to the target if + * needs_clflush_before is set and flushes out any written cachelines after + * writing if needs_clflush is set. + */ static int -i915_gem_shmem_pwrite(struct drm_device *dev, - struct drm_i915_gem_object *obj, - struct drm_i915_gem_pwrite *args, - struct drm_file *file) +shmem_pwrite(struct page *page, int offset, int len, char __user *user_data, + bool page_do_bit17_swizzling, + bool needs_clflush_before, + bool needs_clflush_after) { - ssize_t remain; - loff_t offset; - char __user *user_data; - int shmem_page_offset, page_length, ret = 0; - int obj_do_bit17_swizzling, page_do_bit17_swizzling; - int hit_slowpath = 0; + int ret; + + ret = -ENODEV; + if (!page_do_bit17_swizzling) { + char *vaddr = kmap_atomic(page); + + if (needs_clflush_before) + drm_clflush_virt_range(vaddr + offset, len); + ret = __copy_from_user_inatomic(vaddr + offset, user_data, len); + if (needs_clflush_after) + drm_clflush_virt_range(vaddr + offset, len); + + kunmap_atomic(vaddr); + } + if (ret == 0) + return ret; + + return shmem_pwrite_slow(page, offset, len, user_data, + page_do_bit17_swizzling, + needs_clflush_before, + needs_clflush_after); +} + +static int +i915_gem_shmem_pwrite(struct drm_i915_gem_object *obj, + const struct drm_i915_gem_pwrite *args) +{ + struct drm_i915_private *i915 = to_i915(obj->base.dev); + void __user *user_data; + u64 remain; + unsigned int obj_do_bit17_swizzling; + unsigned int partial_cacheline_write; unsigned int needs_clflush; - struct sg_page_iter sg_iter; + unsigned int offset, idx; + int ret; - ret = i915_gem_obj_prepare_shmem_write(obj, &needs_clflush); + ret = mutex_lock_interruptible(&i915->drm.struct_mutex); if (ret) return ret; - obj_do_bit17_swizzling = i915_gem_object_needs_bit17_swizzle(obj); - user_data = u64_to_user_ptr(args->data_ptr); - offset = args->offset; - remain = args->size; + ret = i915_gem_obj_prepare_shmem_write(obj, &needs_clflush); + mutex_unlock(&i915->drm.struct_mutex); + if (ret) + return ret; - for_each_sg_page(obj->mm.pages->sgl, &sg_iter, obj->mm.pages->nents, - offset >> PAGE_SHIFT) { - struct page *page = sg_page_iter_page(&sg_iter); - int partial_cacheline_write; + obj_do_bit17_swizzling = 0; + if (i915_gem_object_needs_bit17_swizzle(obj)) + obj_do_bit17_swizzling = BIT(17); - if (remain <= 0) - break; + /* If we don't overwrite a cacheline completely we need to be + * careful to have up-to-date data by first clflushing. Don't + * overcomplicate things and flush the entire patch. + */ + partial_cacheline_write = 0; + if (needs_clflush & CLFLUSH_BEFORE) + partial_cacheline_write = boot_cpu_data.x86_clflush_size - 1; - /* Operation in this page - * - * shmem_page_offset = offset within page in shmem file - * page_length = bytes to copy for this page - */ - shmem_page_offset = offset_in_page(offset); - - page_length = remain; - if ((shmem_page_offset + page_length) > PAGE_SIZE) - page_length = PAGE_SIZE - shmem_page_offset; - - /* If we don't overwrite a cacheline completely we need to be - * careful to have up-to-date data by first clflushing. Don't - * overcomplicate things and flush the entire patch. */ - partial_cacheline_write = needs_clflush & CLFLUSH_BEFORE && - ((shmem_page_offset | page_length) - & (boot_cpu_data.x86_clflush_size - 1)); - - page_do_bit17_swizzling = obj_do_bit17_swizzling && - (page_to_phys(page) & (1 << 17)) != 0; - - ret = shmem_pwrite_fast(page, shmem_page_offset, page_length, - user_data, page_do_bit17_swizzling, - partial_cacheline_write, - needs_clflush & CLFLUSH_AFTER); - if (ret == 0) - goto next_page; - - hit_slowpath = 1; - mutex_unlock(&dev->struct_mutex); - ret = shmem_pwrite_slow(page, shmem_page_offset, page_length, - user_data, page_do_bit17_swizzling, - partial_cacheline_write, - needs_clflush & CLFLUSH_AFTER); + user_data = u64_to_user_ptr(args->data_ptr); + remain = args->size; + offset = offset_in_page(args->offset); + for (idx = args->offset >> PAGE_SHIFT; remain; idx++) { + struct page *page = i915_gem_object_get_page(obj, idx); + int length; - mutex_lock(&dev->struct_mutex); + length = remain; + if (offset + length > PAGE_SIZE) + length = PAGE_SIZE - offset; + ret = shmem_pwrite(page, offset, length, user_data, + page_to_phys(page) & obj_do_bit17_swizzling, + (offset | length) & partial_cacheline_write, + needs_clflush & CLFLUSH_AFTER); if (ret) - goto out; - -next_page: - remain -= page_length; - user_data += page_length; - offset += page_length; - } - -out: - i915_gem_obj_finish_shmem_access(obj); + break; - if (hit_slowpath) { - /* - * Fixup: Flush cpu caches in case we didn't flush the dirty - * cachelines in-line while writing and the object moved - * out of the cpu write domain while we've dropped the lock. - */ - if (!(needs_clflush & CLFLUSH_AFTER) && - obj->base.write_domain != I915_GEM_DOMAIN_CPU) { - if (i915_gem_clflush_object(obj, obj->pin_display)) - needs_clflush |= CLFLUSH_AFTER; - } + remain -= length; + user_data += length; + offset = 0; } - if (needs_clflush & CLFLUSH_AFTER) - i915_gem_chipset_flush(to_i915(dev)); - intel_fb_obj_flush(obj, false, ORIGIN_CPU); + i915_gem_obj_finish_shmem_access(obj); return ret; } @@ -1472,7 +1380,6 @@ int i915_gem_pwrite_ioctl(struct drm_device *dev, void *data, struct drm_file *file) { - struct drm_i915_private *dev_priv = to_i915(dev); struct drm_i915_gem_pwrite *args = data; struct drm_i915_gem_object *obj; int ret; @@ -1485,13 +1392,6 @@ i915_gem_pwrite_ioctl(struct drm_device *dev, void *data, args->size)) return -EFAULT; - if (likely(!i915.prefault_disable)) { - ret = fault_in_pages_readable(u64_to_user_ptr(args->data_ptr), - args->size); - if (ret) - return -EFAULT; - } - obj = i915_gem_object_lookup(file, args->handle); if (!obj) return -ENOENT; @@ -1513,11 +1413,9 @@ i915_gem_pwrite_ioctl(struct drm_device *dev, void *data, if (ret) goto err; - intel_runtime_pm_get(dev_priv); - - ret = i915_mutex_lock_interruptible(dev); + ret = i915_gem_object_pin_pages(obj); if (ret) - goto err_rpm; + goto err; ret = -EFAULT; /* We can only do the GTT pwrite on untiled buffers, as otherwise @@ -1532,23 +1430,16 @@ i915_gem_pwrite_ioctl(struct drm_device *dev, void *data, * pointers (e.g. gtt mappings when moving data between * textures). Fallback to the shmem path in that case. */ - ret = i915_gem_gtt_pwrite_fast(dev_priv, obj, args, file); + ret = i915_gem_gtt_pwrite_fast(obj, args); if (ret == -EFAULT || ret == -ENOSPC) { if (obj->phys_handle) ret = i915_gem_phys_pwrite(obj, args, file); else - ret = i915_gem_shmem_pwrite(dev, obj, args, file); + ret = i915_gem_shmem_pwrite(obj, args); } - i915_gem_object_put(obj); - mutex_unlock(&dev->struct_mutex); - intel_runtime_pm_put(dev_priv); - - return ret; - -err_rpm: - intel_runtime_pm_put(dev_priv); + i915_gem_object_unpin_pages(obj); err: i915_gem_object_put_unlocked(obj); return ret; -- cgit v1.2.3 From 40e62d5d6be8b4999068da31ee6aca7ca76669ee Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:41 +0100 Subject: drm/i915: Acquire the backing storage outside of struct_mutex in set-domain As we can locklessly (well struct_mutex-lessly) acquire the backing storage, do so in set-domain-ioctl to reduce the contention on the struct_mutex. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-18-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem.c | 99 +++++++++++++++++++++++++---------------- 1 file changed, 61 insertions(+), 38 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index fad1487a204b..9f1bb1f80787 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1452,6 +1452,30 @@ write_origin(struct drm_i915_gem_object *obj, unsigned domain) obj->frontbuffer_ggtt_origin : ORIGIN_CPU); } +static void i915_gem_object_bump_inactive_ggtt(struct drm_i915_gem_object *obj) +{ + struct drm_i915_private *i915; + struct list_head *list; + struct i915_vma *vma; + + list_for_each_entry(vma, &obj->vma_list, obj_link) { + if (!i915_vma_is_ggtt(vma)) + continue; + + if (i915_vma_is_active(vma)) + continue; + + if (!drm_mm_node_allocated(&vma->node)) + continue; + + list_move_tail(&vma->vm_link, &vma->vm->inactive_list); + } + + i915 = to_i915(obj->base.dev); + list = obj->bind_count ? &i915->mm.bound_list : &i915->mm.unbound_list; + list_move_tail(&obj->global_list, list); +} + /** * Called when user space prepares to use an object with the CPU, either * through the mmap ioctl's mapping or a GTT mapping. @@ -1467,7 +1491,7 @@ i915_gem_set_domain_ioctl(struct drm_device *dev, void *data, struct drm_i915_gem_object *obj; uint32_t read_domains = args->read_domains; uint32_t write_domain = args->write_domain; - int ret; + int err; /* Only handle setting domains to types used by the CPU. */ if ((write_domain | read_domains) & I915_GEM_GPU_DOMAINS) @@ -1487,33 +1511,48 @@ i915_gem_set_domain_ioctl(struct drm_device *dev, void *data, * We will repeat the flush holding the lock in the normal manner * to catch cases where we are gazumped. */ - ret = i915_gem_object_wait(obj, + err = i915_gem_object_wait(obj, I915_WAIT_INTERRUPTIBLE | (write_domain ? I915_WAIT_ALL : 0), MAX_SCHEDULE_TIMEOUT, to_rps_client(file)); - if (ret) - goto err; + if (err) + goto out_unlocked; - ret = i915_mutex_lock_interruptible(dev); - if (ret) - goto err; + /* Flush and acquire obj->pages so that we are coherent through + * direct access in memory with previous cached writes through + * shmemfs and that our cache domain tracking remains valid. + * For example, if the obj->filp was moved to swap without us + * being notified and releasing the pages, we would mistakenly + * continue to assume that the obj remained out of the CPU cached + * domain. + */ + err = i915_gem_object_pin_pages(obj); + if (err) + goto out_unlocked; + + err = i915_mutex_lock_interruptible(dev); + if (err) + goto out_pages; if (read_domains & I915_GEM_DOMAIN_GTT) - ret = i915_gem_object_set_to_gtt_domain(obj, write_domain != 0); + err = i915_gem_object_set_to_gtt_domain(obj, write_domain != 0); else - ret = i915_gem_object_set_to_cpu_domain(obj, write_domain != 0); + err = i915_gem_object_set_to_cpu_domain(obj, write_domain != 0); - if (write_domain != 0) - intel_fb_obj_invalidate(obj, write_origin(obj, write_domain)); + /* And bump the LRU for this access */ + i915_gem_object_bump_inactive_ggtt(obj); - i915_gem_object_put(obj); mutex_unlock(&dev->struct_mutex); - return ret; -err: + if (write_domain != 0) + intel_fb_obj_invalidate(obj, write_origin(obj, write_domain)); + +out_pages: + i915_gem_object_unpin_pages(obj); +out_unlocked: i915_gem_object_put_unlocked(obj); - return ret; + return err; } /** @@ -1734,6 +1773,10 @@ int i915_gem_fault(struct vm_area_struct *area, struct vm_fault *vmf) if (ret) goto err; + ret = i915_gem_object_pin_pages(obj); + if (ret) + goto err; + intel_runtime_pm_get(dev_priv); ret = i915_mutex_lock_interruptible(dev); @@ -1816,6 +1859,7 @@ err_unlock: mutex_unlock(&dev->struct_mutex); err_rpm: intel_runtime_pm_put(dev_priv); + i915_gem_object_unpin_pages(obj); err: switch (ret) { case -EIO: @@ -3269,24 +3313,6 @@ i915_gem_object_flush_cpu_write_domain(struct drm_i915_gem_object *obj) I915_GEM_DOMAIN_CPU); } -static void i915_gem_object_bump_inactive_ggtt(struct drm_i915_gem_object *obj) -{ - struct i915_vma *vma; - - list_for_each_entry(vma, &obj->vma_list, obj_link) { - if (!i915_vma_is_ggtt(vma)) - continue; - - if (i915_vma_is_active(vma)) - continue; - - if (!drm_mm_node_allocated(&vma->node)) - continue; - - list_move_tail(&vma->vm_link, &vma->vm->inactive_list); - } -} - /** * Moves a single object to the GTT read, and possibly write domain. * @obj: object to act on @@ -3342,7 +3368,7 @@ i915_gem_object_set_to_gtt_domain(struct drm_i915_gem_object *obj, bool write) /* It should now be out of any other write domains, and we can update * the domain values for our changes. */ - BUG_ON((obj->base.write_domain & ~I915_GEM_DOMAIN_GTT) != 0); + GEM_BUG_ON((obj->base.write_domain & ~I915_GEM_DOMAIN_GTT) != 0); obj->base.read_domains |= I915_GEM_DOMAIN_GTT; if (write) { obj->base.read_domains = I915_GEM_DOMAIN_GTT; @@ -3354,10 +3380,7 @@ i915_gem_object_set_to_gtt_domain(struct drm_i915_gem_object *obj, bool write) old_read_domains, old_write_domain); - /* And bump the LRU for this access */ - i915_gem_object_bump_inactive_ggtt(obj); i915_gem_object_unpin_pages(obj); - return 0; } @@ -3713,7 +3736,7 @@ i915_gem_object_set_to_cpu_domain(struct drm_i915_gem_object *obj, bool write) /* It should now be out of any other write domains, and we can update * the domain values for our changes. */ - BUG_ON((obj->base.write_domain & ~I915_GEM_DOMAIN_CPU) != 0); + GEM_BUG_ON((obj->base.write_domain & ~I915_GEM_DOMAIN_CPU) != 0); /* If we're writing through the CPU, then the GPU read domains will * need to be invalidated at next use. -- cgit v1.2.3 From fbbd37b36fa5e16a03aca07a922192d3db28588d Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:42 +0100 Subject: drm/i915: Move object release to a freelist + worker We want to hide the latency of releasing objects and their backing storage from the submission, so we move the actual free to a worker. This allows us to switch to struct_mutex freeing of the object in the next patch. Furthermore, if we know that the object we are dereferencing remains valid for the duration of our access, we can forgo the usual synchronisation barriers and atomic reference counting. To ensure this we defer freeing an object til after an RCU grace period, such that any lookup of the object within an RCU read critical section will remain valid until after we exit that critical section. We also employ this delay for rate-limiting the serialisation on reallocation - we have to slow down object creation in order to prevent resource starvation (in particular, files). v2: Return early in i915_gem_tiling() ioctl to skip over superfluous work on error. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-19-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_debugfs.c | 15 ++- drivers/gpu/drm/i915/i915_drv.c | 19 ++-- drivers/gpu/drm/i915/i915_drv.h | 44 +++++++- drivers/gpu/drm/i915/i915_gem.c | 166 +++++++++++++++++++++---------- drivers/gpu/drm/i915/i915_gem_shrinker.c | 14 ++- drivers/gpu/drm/i915/i915_gem_tiling.c | 21 ++-- 6 files changed, 202 insertions(+), 77 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index e97a16cb6b67..b0b01002c0d1 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -4957,10 +4957,12 @@ DEFINE_SIMPLE_ATTRIBUTE(i915_ring_test_irq_fops, #define DROP_BOUND 0x2 #define DROP_RETIRE 0x4 #define DROP_ACTIVE 0x8 -#define DROP_ALL (DROP_UNBOUND | \ - DROP_BOUND | \ - DROP_RETIRE | \ - DROP_ACTIVE) +#define DROP_FREED 0x10 +#define DROP_ALL (DROP_UNBOUND | \ + DROP_BOUND | \ + DROP_RETIRE | \ + DROP_ACTIVE | \ + DROP_FREED) static int i915_drop_caches_get(void *data, u64 *val) { @@ -5004,6 +5006,11 @@ i915_drop_caches_set(void *data, u64 val) unlock: mutex_unlock(&dev->struct_mutex); + if (val & DROP_FREED) { + synchronize_rcu(); + flush_work(&dev_priv->mm.free_work); + } + return ret; } diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index af3559d34328..b308f7173b6d 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -537,14 +537,17 @@ static const struct vga_switcheroo_client_ops i915_switcheroo_ops = { .can_switch = i915_switcheroo_can_switch, }; -static void i915_gem_fini(struct drm_device *dev) +static void i915_gem_fini(struct drm_i915_private *dev_priv) { - mutex_lock(&dev->struct_mutex); - i915_gem_cleanup_engines(dev); - i915_gem_context_fini(dev); - mutex_unlock(&dev->struct_mutex); + mutex_lock(&dev_priv->drm.struct_mutex); + i915_gem_cleanup_engines(&dev_priv->drm); + i915_gem_context_fini(&dev_priv->drm); + mutex_unlock(&dev_priv->drm.struct_mutex); + + synchronize_rcu(); + flush_work(&dev_priv->mm.free_work); - WARN_ON(!list_empty(&to_i915(dev)->context_list)); + WARN_ON(!list_empty(&dev_priv->context_list)); } static int i915_load_modeset_init(struct drm_device *dev) @@ -619,7 +622,7 @@ static int i915_load_modeset_init(struct drm_device *dev) cleanup_gem: if (i915_gem_suspend(dev)) DRM_ERROR("failed to idle hardware; continuing to unload!\n"); - i915_gem_fini(dev); + i915_gem_fini(dev_priv); cleanup_irq: intel_guc_fini(dev); drm_irq_uninstall(dev); @@ -1305,7 +1308,7 @@ void i915_driver_unload(struct drm_device *dev) drain_workqueue(dev_priv->wq); intel_guc_fini(dev); - i915_gem_fini(dev); + i915_gem_fini(dev_priv); intel_fbc_cleanup_cfb(dev_priv); intel_power_domains_fini(dev_priv); diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index f69e0e03e259..6f648a3b96f4 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1365,8 +1365,8 @@ struct i915_gem_mm { struct list_head bound_list; /** * List of objects which are not bound to the GTT (thus - * are idle and not used by the GPU) but still have - * (presumably uncached) pages still attached. + * are idle and not used by the GPU). These objects may or may + * not actually have any pages attached. */ struct list_head unbound_list; @@ -1375,6 +1375,12 @@ struct i915_gem_mm { */ struct list_head userfault_list; + /** + * List of objects which are pending destruction. + */ + struct llist_head free_list; + struct work_struct free_work; + /** Usable portion of the GTT for GEM */ unsigned long stolen_base; /* limited to low memory (32-bit) */ @@ -2224,6 +2230,10 @@ struct drm_i915_gem_object { /** Stolen memory for this object, instead of being backed by shmem. */ struct drm_mm_node *stolen; struct list_head global_list; + union { + struct rcu_head rcu; + struct llist_node freed; + }; /** * Whether the object is currently in the GGTT mmap. @@ -2341,10 +2351,38 @@ to_intel_bo(struct drm_gem_object *gem) return container_of(gem, struct drm_i915_gem_object, base); } +/** + * i915_gem_object_lookup_rcu - look up a temporary GEM object from its handle + * @filp: DRM file private date + * @handle: userspace handle + * + * Returns: + * + * A pointer to the object named by the handle if such exists on @filp, NULL + * otherwise. This object is only valid whilst under the RCU read lock, and + * note carefully the object may be in the process of being destroyed. + */ +static inline struct drm_i915_gem_object * +i915_gem_object_lookup_rcu(struct drm_file *file, u32 handle) +{ +#ifdef CONFIG_LOCKDEP + WARN_ON(debug_locks && !lock_is_held(&rcu_lock_map)); +#endif + return idr_find(&file->object_idr, handle); +} + static inline struct drm_i915_gem_object * i915_gem_object_lookup(struct drm_file *file, u32 handle) { - return to_intel_bo(drm_gem_object_lookup(file, handle)); + struct drm_i915_gem_object *obj; + + rcu_read_lock(); + obj = i915_gem_object_lookup_rcu(file, handle); + if (obj && !kref_get_unless_zero(&obj->base.refcount)) + obj = NULL; + rcu_read_unlock(); + + return obj; } __deprecated diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 9f1bb1f80787..07b2eb6bc572 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -42,6 +42,7 @@ #include #include +static void i915_gem_flush_free_objects(struct drm_i915_private *i915); static void i915_gem_object_flush_gtt_write_domain(struct drm_i915_gem_object *obj); static void i915_gem_object_flush_cpu_write_domain(struct drm_i915_gem_object *obj); @@ -648,6 +649,8 @@ i915_gem_create_ioctl(struct drm_device *dev, void *data, { struct drm_i915_gem_create *args = data; + i915_gem_flush_free_objects(to_i915(dev)); + return i915_gem_create(file, dev, args->size, &args->handle); } @@ -3524,10 +3527,14 @@ int i915_gem_get_caching_ioctl(struct drm_device *dev, void *data, { struct drm_i915_gem_caching *args = data; struct drm_i915_gem_object *obj; + int err = 0; - obj = i915_gem_object_lookup(file, args->handle); - if (!obj) - return -ENOENT; + rcu_read_lock(); + obj = i915_gem_object_lookup_rcu(file, args->handle); + if (!obj) { + err = -ENOENT; + goto out; + } switch (obj->cache_level) { case I915_CACHE_LLC: @@ -3543,9 +3550,9 @@ int i915_gem_get_caching_ioctl(struct drm_device *dev, void *data, args->caching = I915_CACHING_NONE; break; } - - i915_gem_object_put_unlocked(obj); - return 0; +out: + rcu_read_unlock(); + return err; } int i915_gem_set_caching_ioctl(struct drm_device *dev, void *data, @@ -4089,10 +4096,14 @@ i915_gem_busy_ioctl(struct drm_device *dev, void *data, struct drm_i915_gem_busy *args = data; struct drm_i915_gem_object *obj; unsigned long active; + int err; - obj = i915_gem_object_lookup(file, args->handle); - if (!obj) - return -ENOENT; + rcu_read_lock(); + obj = i915_gem_object_lookup_rcu(file, args->handle); + if (!obj) { + err = -ENOENT; + goto out; + } args->busy = 0; active = __I915_BO_ACTIVE(obj); @@ -4122,7 +4133,6 @@ i915_gem_busy_ioctl(struct drm_device *dev, void *data, * are busy is not completely reliable - we only guarantee * that the object was busy. */ - rcu_read_lock(); for_each_active(active, idx) args->busy |= busy_check_reader(&obj->last_read[idx]); @@ -4140,12 +4150,11 @@ i915_gem_busy_ioctl(struct drm_device *dev, void *data, * the result. */ args->busy |= busy_check_writer(&obj->last_write); - - rcu_read_unlock(); } - i915_gem_object_put_unlocked(obj); - return 0; +out: + rcu_read_unlock(); + return err; } int @@ -4308,7 +4317,6 @@ i915_gem_object_create(struct drm_device *dev, u64 size) fail: i915_gem_object_free(obj); - return ERR_PTR(ret); } @@ -4336,16 +4344,69 @@ static bool discard_backing_storage(struct drm_i915_gem_object *obj) return atomic_long_read(&obj->base.filp->f_count) == 1; } -void i915_gem_free_object(struct drm_gem_object *gem_obj) +static void __i915_gem_free_objects(struct drm_i915_private *i915, + struct llist_node *freed) { - struct drm_i915_gem_object *obj = to_intel_bo(gem_obj); - struct drm_device *dev = obj->base.dev; - struct drm_i915_private *dev_priv = to_i915(dev); - struct i915_vma *vma, *next; + struct drm_i915_gem_object *obj, *on; - intel_runtime_pm_get(dev_priv); + mutex_lock(&i915->drm.struct_mutex); + intel_runtime_pm_get(i915); + llist_for_each_entry(obj, freed, freed) { + struct i915_vma *vma, *vn; + + trace_i915_gem_object_destroy(obj); + + GEM_BUG_ON(i915_gem_object_is_active(obj)); + list_for_each_entry_safe(vma, vn, + &obj->vma_list, obj_link) { + GEM_BUG_ON(!i915_vma_is_ggtt(vma)); + GEM_BUG_ON(i915_vma_is_active(vma)); + vma->flags &= ~I915_VMA_PIN_MASK; + i915_vma_close(vma); + } + + list_del(&obj->global_list); + } + intel_runtime_pm_put(i915); + mutex_unlock(&i915->drm.struct_mutex); + + llist_for_each_entry_safe(obj, on, freed, freed) { + GEM_BUG_ON(obj->bind_count); + GEM_BUG_ON(atomic_read(&obj->frontbuffer_bits)); + + if (obj->ops->release) + obj->ops->release(obj); + + if (WARN_ON(i915_gem_object_has_pinned_pages(obj))) + atomic_set(&obj->mm.pages_pin_count, 0); + __i915_gem_object_put_pages(obj); + GEM_BUG_ON(obj->mm.pages); + + if (obj->base.import_attach) + drm_prime_gem_destroy(&obj->base, NULL); + + drm_gem_object_release(&obj->base); + i915_gem_info_remove_obj(i915, obj->base.size); + + kfree(obj->bit_17); + i915_gem_object_free(obj); + } +} - trace_i915_gem_object_destroy(obj); +static void i915_gem_flush_free_objects(struct drm_i915_private *i915) +{ + struct llist_node *freed; + + freed = llist_del_all(&i915->mm.free_list); + if (unlikely(freed)) + __i915_gem_free_objects(i915, freed); +} + +static void __i915_gem_free_work(struct work_struct *work) +{ + struct drm_i915_private *i915 = + container_of(work, struct drm_i915_private, mm.free_work); + struct llist_node *freed; /* All file-owned VMA should have been released by this point through * i915_gem_close_object(), or earlier by i915_gem_context_close(). @@ -4354,42 +4415,44 @@ void i915_gem_free_object(struct drm_gem_object *gem_obj) * the GTT either for the user or for scanout). Those VMA still need to * unbound now. */ - list_for_each_entry_safe(vma, next, &obj->vma_list, obj_link) { - GEM_BUG_ON(!i915_vma_is_ggtt(vma)); - GEM_BUG_ON(i915_vma_is_active(vma)); - vma->flags &= ~I915_VMA_PIN_MASK; - i915_vma_close(vma); - } - GEM_BUG_ON(obj->bind_count); - WARN_ON(atomic_read(&obj->frontbuffer_bits)); + while ((freed = llist_del_all(&i915->mm.free_list))) + __i915_gem_free_objects(i915, freed); +} - if (obj->mm.pages && obj->mm.madv == I915_MADV_WILLNEED && - dev_priv->quirks & QUIRK_PIN_SWIZZLED_PAGES && - i915_gem_object_is_tiled(obj)) - __i915_gem_object_unpin_pages(obj); +static void __i915_gem_free_object_rcu(struct rcu_head *head) +{ + struct drm_i915_gem_object *obj = + container_of(head, typeof(*obj), rcu); + struct drm_i915_private *i915 = to_i915(obj->base.dev); - if (obj->ops->release) - obj->ops->release(obj); + /* We can't simply use call_rcu() from i915_gem_free_object() + * as we need to block whilst unbinding, and the call_rcu + * task may be called from softirq context. So we take a + * detour through a worker. + */ + if (llist_add(&obj->freed, &i915->mm.free_list)) + schedule_work(&i915->mm.free_work); +} + +void i915_gem_free_object(struct drm_gem_object *gem_obj) +{ + struct drm_i915_gem_object *obj = to_intel_bo(gem_obj); - if (WARN_ON(i915_gem_object_has_pinned_pages(obj))) - atomic_set(&obj->mm.pages_pin_count, 0); if (discard_backing_storage(obj)) obj->mm.madv = I915_MADV_DONTNEED; - __i915_gem_object_put_pages(obj); - GEM_BUG_ON(obj->mm.pages); - - if (obj->base.import_attach) - drm_prime_gem_destroy(&obj->base, NULL); - - drm_gem_object_release(&obj->base); - i915_gem_info_remove_obj(dev_priv, obj->base.size); - - kfree(obj->bit_17); - i915_gem_object_free(obj); + if (obj->mm.pages && obj->mm.madv == I915_MADV_WILLNEED && + to_i915(obj->base.dev)->quirks & QUIRK_PIN_SWIZZLED_PAGES && + i915_gem_object_is_tiled(obj)) + __i915_gem_object_unpin_pages(obj); - intel_runtime_pm_put(dev_priv); + /* Before we free the object, make sure any pure RCU-only + * read-side critical sections are complete, e.g. + * i915_gem_busy_ioctl(). For the corresponding synchronized + * lookup see i915_gem_object_lookup_rcu(). + */ + call_rcu(&obj->rcu, __i915_gem_free_object_rcu); } void __i915_gem_object_release_unless_active(struct drm_i915_gem_object *obj) @@ -4438,6 +4501,7 @@ int i915_gem_suspend(struct drm_device *dev) cancel_delayed_work_sync(&dev_priv->gpu_error.hangcheck_work); cancel_delayed_work_sync(&dev_priv->gt.retire_work); flush_delayed_work(&dev_priv->gt.idle_work); + flush_work(&dev_priv->mm.free_work); /* Assert that we sucessfully flushed all the work and * reset the GPU back to its idle, low power state. @@ -4753,6 +4817,8 @@ i915_gem_load_init(struct drm_device *dev) NULL); INIT_LIST_HEAD(&dev_priv->context_list); + INIT_WORK(&dev_priv->mm.free_work, __i915_gem_free_work); + init_llist_head(&dev_priv->mm.free_list); INIT_LIST_HEAD(&dev_priv->mm.unbound_list); INIT_LIST_HEAD(&dev_priv->mm.bound_list); INIT_LIST_HEAD(&dev_priv->mm.fence_list); diff --git a/drivers/gpu/drm/i915/i915_gem_shrinker.c b/drivers/gpu/drm/i915/i915_gem_shrinker.c index c8a4c40ec2c2..0241658af16b 100644 --- a/drivers/gpu/drm/i915/i915_gem_shrinker.c +++ b/drivers/gpu/drm/i915/i915_gem_shrinker.c @@ -201,6 +201,10 @@ i915_gem_shrink(struct drm_i915_private *dev_priv, typeof(*obj), global_list))) { list_move_tail(&obj->global_list, &still_in_list); + if (!obj->mm.pages) { + list_del_init(&obj->global_list); + continue; + } if (flags & I915_SHRINK_PURGEABLE && obj->mm.madv != I915_MADV_DONTNEED) @@ -218,8 +222,6 @@ i915_gem_shrink(struct drm_i915_private *dev_priv, if (!can_release_pages(obj)) continue; - i915_gem_object_get(obj); - if (unsafe_drop_pages(obj)) { mutex_lock(&obj->mm.lock); if (!obj->mm.pages) { @@ -228,8 +230,6 @@ i915_gem_shrink(struct drm_i915_private *dev_priv, } mutex_unlock(&obj->mm.lock); } - - i915_gem_object_put(obj); } list_splice(&still_in_list, phase->list); } @@ -396,12 +396,18 @@ i915_gem_shrinker_oom(struct notifier_block *nb, unsigned long event, void *ptr) */ unbound = bound = unevictable = 0; list_for_each_entry(obj, &dev_priv->mm.unbound_list, global_list) { + if (!obj->mm.pages) + continue; + if (!can_release_pages(obj)) unevictable += obj->base.size >> PAGE_SHIFT; else unbound += obj->base.size >> PAGE_SHIFT; } list_for_each_entry(obj, &dev_priv->mm.bound_list, global_list) { + if (!obj->mm.pages) + continue; + if (!can_release_pages(obj)) unevictable += obj->base.size >> PAGE_SHIFT; else diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c index 6608799ee1f9..c63a9cf4da33 100644 --- a/drivers/gpu/drm/i915/i915_gem_tiling.c +++ b/drivers/gpu/drm/i915/i915_gem_tiling.c @@ -325,12 +325,19 @@ i915_gem_get_tiling(struct drm_device *dev, void *data, struct drm_i915_gem_get_tiling *args = data; struct drm_i915_private *dev_priv = to_i915(dev); struct drm_i915_gem_object *obj; + int err = -ENOENT; + + rcu_read_lock(); + obj = i915_gem_object_lookup_rcu(file, args->handle); + if (obj) { + args->tiling_mode = + READ_ONCE(obj->tiling_and_stride) & TILING_MASK; + err = 0; + } + rcu_read_unlock(); + if (unlikely(err)) + return err; - obj = i915_gem_object_lookup(file, args->handle); - if (!obj) - return -ENOENT; - - args->tiling_mode = READ_ONCE(obj->tiling_and_stride) & TILING_MASK; switch (args->tiling_mode) { case I915_TILING_X: args->swizzle_mode = dev_priv->mm.bit_6_swizzle_x; @@ -338,11 +345,10 @@ i915_gem_get_tiling(struct drm_device *dev, void *data, case I915_TILING_Y: args->swizzle_mode = dev_priv->mm.bit_6_swizzle_y; break; + default: case I915_TILING_NONE: args->swizzle_mode = I915_BIT_6_SWIZZLE_NONE; break; - default: - DRM_ERROR("unknown tiling mode\n"); } /* Hide bit 17 from the user -- see comment in i915_gem_set_tiling */ @@ -355,6 +361,5 @@ i915_gem_get_tiling(struct drm_device *dev, void *data, if (args->swizzle_mode == I915_BIT_6_SWIZZLE_9_10_17) args->swizzle_mode = I915_BIT_6_SWIZZLE_9_10; - i915_gem_object_put_unlocked(obj); return 0; } -- cgit v1.2.3 From f0cd518206e1a47e57bc251e1faba9d38eadcc59 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:43 +0100 Subject: drm/i915: Use lockless object free Having moved the locked phase of freeing an object to a separate worker, we can now declare to the core that we only need the unlocked variant of driver->gem_free_object, and can use the simple unreference internally. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-20-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_drv.c | 2 +- drivers/gpu/drm/i915/i915_drv.h | 10 +--------- drivers/gpu/drm/i915/i915_gem.c | 30 +++++++++++++++--------------- drivers/gpu/drm/i915/i915_gem_tiling.c | 2 +- drivers/gpu/drm/i915/i915_gem_userptr.c | 4 ++-- drivers/gpu/drm/i915/intel_display.c | 6 +++--- drivers/gpu/drm/i915/intel_overlay.c | 4 ++-- drivers/gpu/drm/i915/intel_pm.c | 2 +- 8 files changed, 26 insertions(+), 34 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index b308f7173b6d..91cd7b296c0f 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -2575,7 +2575,7 @@ static struct drm_driver driver = { .set_busid = drm_pci_set_busid, .gem_close_object = i915_gem_close_object, - .gem_free_object = i915_gem_free_object, + .gem_free_object_unlocked = i915_gem_free_object, .gem_vm_ops = &i915_gem_vm_ops, .prime_handle_to_fd = drm_gem_prime_handle_to_fd, diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 6f648a3b96f4..c3c49bc4d2ac 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2404,19 +2404,12 @@ __attribute__((nonnull)) static inline void i915_gem_object_put(struct drm_i915_gem_object *obj) { - drm_gem_object_unreference(&obj->base); + __drm_gem_object_unreference(&obj->base); } __deprecated extern void drm_gem_object_unreference(struct drm_gem_object *); -__attribute__((nonnull)) -static inline void -i915_gem_object_put_unlocked(struct drm_i915_gem_object *obj) -{ - drm_gem_object_unreference_unlocked(&obj->base); -} - __deprecated extern void drm_gem_object_unreference_unlocked(struct drm_gem_object *); @@ -2511,7 +2504,6 @@ static inline struct i915_vma *i915_vma_get(struct i915_vma *vma) static inline void i915_vma_put(struct i915_vma *vma) { - lockdep_assert_held(&vma->vm->dev->struct_mutex); i915_gem_object_put(vma->obj); } diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 07b2eb6bc572..fdcbaab21fdd 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -617,7 +617,7 @@ i915_gem_create(struct drm_file *file, ret = drm_gem_handle_create(file, &obj->base, &handle); /* drop reference from allocate - handle holds it now */ - i915_gem_object_put_unlocked(obj); + i915_gem_object_put(obj); if (ret) return ret; @@ -1111,7 +1111,7 @@ i915_gem_pread_ioctl(struct drm_device *dev, void *data, i915_gem_object_unpin_pages(obj); out: - i915_gem_object_put_unlocked(obj); + i915_gem_object_put(obj); return ret; } @@ -1444,7 +1444,7 @@ i915_gem_pwrite_ioctl(struct drm_device *dev, void *data, i915_gem_object_unpin_pages(obj); err: - i915_gem_object_put_unlocked(obj); + i915_gem_object_put(obj); return ret; } @@ -1520,7 +1520,7 @@ i915_gem_set_domain_ioctl(struct drm_device *dev, void *data, MAX_SCHEDULE_TIMEOUT, to_rps_client(file)); if (err) - goto out_unlocked; + goto out; /* Flush and acquire obj->pages so that we are coherent through * direct access in memory with previous cached writes through @@ -1532,11 +1532,11 @@ i915_gem_set_domain_ioctl(struct drm_device *dev, void *data, */ err = i915_gem_object_pin_pages(obj); if (err) - goto out_unlocked; + goto out; err = i915_mutex_lock_interruptible(dev); if (err) - goto out_pages; + goto out_unpin; if (read_domains & I915_GEM_DOMAIN_GTT) err = i915_gem_object_set_to_gtt_domain(obj, write_domain != 0); @@ -1551,10 +1551,10 @@ i915_gem_set_domain_ioctl(struct drm_device *dev, void *data, if (write_domain != 0) intel_fb_obj_invalidate(obj, write_origin(obj, write_domain)); -out_pages: +out_unpin: i915_gem_object_unpin_pages(obj); -out_unlocked: - i915_gem_object_put_unlocked(obj); +out: + i915_gem_object_put(obj); return err; } @@ -1585,7 +1585,7 @@ i915_gem_sw_finish_ioctl(struct drm_device *dev, void *data, } } - i915_gem_object_put_unlocked(obj); + i915_gem_object_put(obj); return err; } @@ -1631,7 +1631,7 @@ i915_gem_mmap_ioctl(struct drm_device *dev, void *data, * pages from. */ if (!obj->base.filp) { - i915_gem_object_put_unlocked(obj); + i915_gem_object_put(obj); return -EINVAL; } @@ -1643,7 +1643,7 @@ i915_gem_mmap_ioctl(struct drm_device *dev, void *data, struct vm_area_struct *vma; if (down_write_killable(&mm->mmap_sem)) { - i915_gem_object_put_unlocked(obj); + i915_gem_object_put(obj); return -EINTR; } vma = find_vma(mm, addr); @@ -1657,7 +1657,7 @@ i915_gem_mmap_ioctl(struct drm_device *dev, void *data, /* This may race, but that's ok, it only gets set */ WRITE_ONCE(obj->frontbuffer_ggtt_origin, ORIGIN_CPU); } - i915_gem_object_put_unlocked(obj); + i915_gem_object_put(obj); if (IS_ERR((void *)addr)) return addr; @@ -2105,7 +2105,7 @@ i915_gem_mmap_gtt(struct drm_file *file, if (ret == 0) *offset = drm_vma_node_offset_addr(&obj->base.vma_node); - i915_gem_object_put_unlocked(obj); + i915_gem_object_put(obj); return ret; } @@ -2932,7 +2932,7 @@ i915_gem_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *file) args->timeout_ns = 0; } - i915_gem_object_put_unlocked(obj); + i915_gem_object_put(obj); return ret; } diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c index c63a9cf4da33..6395e62bd9e4 100644 --- a/drivers/gpu/drm/i915/i915_gem_tiling.c +++ b/drivers/gpu/drm/i915/i915_gem_tiling.c @@ -201,7 +201,7 @@ i915_gem_set_tiling(struct drm_device *dev, void *data, if (!i915_tiling_ok(dev, args->stride, obj->base.size, args->tiling_mode)) { - i915_gem_object_put_unlocked(obj); + i915_gem_object_put(obj); return -EINVAL; } diff --git a/drivers/gpu/drm/i915/i915_gem_userptr.c b/drivers/gpu/drm/i915/i915_gem_userptr.c index 6c8c7b36f7fc..c30d04f64670 100644 --- a/drivers/gpu/drm/i915/i915_gem_userptr.c +++ b/drivers/gpu/drm/i915/i915_gem_userptr.c @@ -546,7 +546,7 @@ __i915_gem_userptr_get_pages_worker(struct work_struct *_work) release_pages(pvec, pinned, 0); drm_free_large(pvec); - i915_gem_object_put_unlocked(obj); + i915_gem_object_put(obj); put_task_struct(work->task); kfree(work); } @@ -806,7 +806,7 @@ i915_gem_userptr_ioctl(struct drm_device *dev, void *data, struct drm_file *file ret = drm_gem_handle_create(file, &obj->base, &handle); /* drop reference from allocate - handle holds it now */ - i915_gem_object_put_unlocked(obj); + i915_gem_object_put(obj); if (ret) return ret; diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index e4800b81c59e..87135d93e828 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -11051,7 +11051,7 @@ intel_framebuffer_create_for_mode(struct drm_device *dev, fb = intel_framebuffer_create(dev, &mode_cmd, obj); if (IS_ERR(fb)) - i915_gem_object_put_unlocked(obj); + i915_gem_object_put(obj); return fb; } @@ -12360,7 +12360,7 @@ cleanup: crtc->primary->fb = old_fb; update_state_fb(crtc->primary); - i915_gem_object_put_unlocked(obj); + i915_gem_object_put(obj); drm_framebuffer_unreference(work->old_fb); spin_lock_irq(&dev->event_lock); @@ -15934,7 +15934,7 @@ intel_user_framebuffer_create(struct drm_device *dev, fb = intel_framebuffer_create(dev, &mode_cmd, obj); if (IS_ERR(fb)) - i915_gem_object_put_unlocked(obj); + i915_gem_object_put(obj); return fb; } diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c index 25bcd4a178d3..fd0e4dac7cc1 100644 --- a/drivers/gpu/drm/i915/intel_overlay.c +++ b/drivers/gpu/drm/i915/intel_overlay.c @@ -1222,7 +1222,7 @@ int intel_overlay_put_image_ioctl(struct drm_device *dev, void *data, out_unlock: mutex_unlock(&dev->struct_mutex); drm_modeset_unlock_all(dev); - i915_gem_object_put_unlocked(new_bo); + i915_gem_object_put(new_bo); out_free: kfree(params); @@ -1466,7 +1466,7 @@ void intel_cleanup_overlay(struct drm_i915_private *dev_priv) * hardware should be off already */ WARN_ON(dev_priv->overlay->active); - i915_gem_object_put_unlocked(dev_priv->overlay->reg_bo); + i915_gem_object_put(dev_priv->overlay->reg_bo); kfree(dev_priv->overlay); } diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 6f19e60628ed..b544248cfdee 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -5878,7 +5878,7 @@ static void valleyview_cleanup_pctx(struct drm_i915_private *dev_priv) if (WARN_ON(!dev_priv->vlv_pctx)) return; - i915_gem_object_put_unlocked(dev_priv->vlv_pctx); + i915_gem_object_put(dev_priv->vlv_pctx); dev_priv->vlv_pctx = NULL; } -- cgit v1.2.3 From d07f0e59b2c762584478920cd2d11fba2980a94a Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:44 +0100 Subject: drm/i915: Move GEM activity tracking into a common struct reservation_object In preparation to support many distinct timelines, we need to expand the activity tracking on the GEM object to handle more than just a request per engine. We already use the struct reservation_object on the dma-buf to handle many fence contexts, so integrating that into the GEM object itself is the preferred solution. (For example, we can now share the same reservation_object between every consumer/producer using this buffer and skip the manual import/export via dma-buf.) v2: Reimplement busy-ioctl (by walking the reservation object), postpone the ABI change for another day. Similarly use the reservation object to find the last_write request (if active and from i915) for choosing display CS flips. Caveats: * busy-ioctl: busy-ioctl only reports on the native fences, it will not warn of stalls (in set-domain-ioctl, pread/pwrite etc) if the object is being rendered to by external fences. It also will not report the same busy state as wait-ioctl (or polling on the dma-buf) in the same circumstances. On the plus side, it does retain reporting of which *i915* engines are engaged with this object. * non-blocking atomic modesets take a step backwards as the wait for render completion blocks the ioctl. This is fixed in a subsequent patch to use a fence instead for awaiting on the rendering, see "drm/i915: Restore nonblocking awaits for modesetting" * dynamic array manipulation for shared-fences in reservation is slower than the previous lockless static assignment (e.g. gem_exec_lut_handle runtime on ivb goes from 42s to 66s), mainly due to atomic operations (maintaining the fence refcounts). * loss of object-level retirement callbacks, emulated by VMA retirement tracking. * minor loss of object-level last activity information from debugfs, could be replaced with per-vma information if desired Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-21-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_debugfs.c | 15 +- drivers/gpu/drm/i915/i915_drv.h | 62 +++---- drivers/gpu/drm/i915/i915_gem.c | 263 ++++++++--------------------- drivers/gpu/drm/i915/i915_gem_batch_pool.c | 11 +- drivers/gpu/drm/i915/i915_gem_dmabuf.c | 53 +----- drivers/gpu/drm/i915/i915_gem_dmabuf.h | 45 ----- drivers/gpu/drm/i915/i915_gem_execbuffer.c | 55 ++---- drivers/gpu/drm/i915/i915_gem_gtt.c | 32 ++++ drivers/gpu/drm/i915/i915_gem_gtt.h | 1 + drivers/gpu/drm/i915/i915_gem_request.c | 48 +++--- drivers/gpu/drm/i915/i915_gem_request.h | 35 +--- drivers/gpu/drm/i915/i915_gpu_error.c | 6 +- drivers/gpu/drm/i915/intel_atomic_plane.c | 2 - drivers/gpu/drm/i915/intel_display.c | 114 +++---------- drivers/gpu/drm/i915/intel_drv.h | 3 - 15 files changed, 212 insertions(+), 533 deletions(-) delete mode 100644 drivers/gpu/drm/i915/i915_gem_dmabuf.h (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index b0b01002c0d1..b6325065c8e8 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -136,11 +136,10 @@ describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj) struct i915_vma *vma; unsigned int frontbuffer_bits; int pin_count = 0; - enum intel_engine_id id; lockdep_assert_held(&obj->base.dev->struct_mutex); - seq_printf(m, "%pK: %c%c%c%c%c %8zdKiB %02x %02x [ ", + seq_printf(m, "%pK: %c%c%c%c%c %8zdKiB %02x %02x %s%s%s", &obj->base, get_active_flag(obj), get_pin_flag(obj), @@ -149,14 +148,7 @@ describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj) get_pin_mapped_flag(obj), obj->base.size / 1024, obj->base.read_domains, - obj->base.write_domain); - for_each_engine(engine, dev_priv, id) - seq_printf(m, "%x ", - i915_gem_active_get_seqno(&obj->last_read[id], - &obj->base.dev->struct_mutex)); - seq_printf(m, "] %x %s%s%s", - i915_gem_active_get_seqno(&obj->last_write, - &obj->base.dev->struct_mutex), + obj->base.write_domain, i915_cache_level_str(dev_priv, obj->cache_level), obj->mm.dirty ? " dirty" : "", obj->mm.madv == I915_MADV_DONTNEED ? " purgeable" : ""); @@ -187,8 +179,7 @@ describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj) if (obj->stolen) seq_printf(m, " (stolen: %08llx)", obj->stolen->start); - engine = i915_gem_active_get_engine(&obj->last_write, - &dev_priv->drm.struct_mutex); + engine = i915_gem_object_last_write_engine(obj); if (engine) seq_printf(m, " (%s)", engine->name); diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index c3c49bc4d2ac..693ee69a4715 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -41,6 +41,7 @@ #include #include #include +#include #include #include @@ -2246,21 +2247,12 @@ struct drm_i915_gem_object { struct list_head batch_pool_link; unsigned long flags; - /** - * This is set if the object is on the active lists (has pending - * rendering and so a non-zero seqno), and is not set if it i s on - * inactive (ready to be unbound) list. - */ -#define I915_BO_ACTIVE_SHIFT 0 -#define I915_BO_ACTIVE_MASK ((1 << I915_NUM_ENGINES) - 1) -#define __I915_BO_ACTIVE(bo) \ - ((READ_ONCE((bo)->flags) >> I915_BO_ACTIVE_SHIFT) & I915_BO_ACTIVE_MASK) /** * Have we taken a reference for the object for incomplete GPU * activity? */ -#define I915_BO_ACTIVE_REF (I915_BO_ACTIVE_SHIFT + I915_NUM_ENGINES) +#define I915_BO_ACTIVE_REF 0 /* * Is the object to be mapped as read-only to the GPU @@ -2281,6 +2273,7 @@ struct drm_i915_gem_object { /** Count of VMA actually bound by this object */ unsigned int bind_count; + unsigned int active_count; unsigned int pin_display; struct { @@ -2320,8 +2313,7 @@ struct drm_i915_gem_object { * read request. This allows for the CPU to read from an active * buffer by only waiting for the write to complete. */ - struct i915_gem_active last_read[I915_NUM_ENGINES]; - struct i915_gem_active last_write; + struct reservation_object *resv; /** References from framebuffers, locks out tiling changes. */ unsigned long framebuffer_references; @@ -2340,6 +2332,8 @@ struct drm_i915_gem_object { /** for phys allocated objects */ struct drm_dma_handle *phys_handle; + + struct reservation_object __builtin_resv; }; static inline struct drm_i915_gem_object * @@ -2425,35 +2419,10 @@ i915_gem_object_has_struct_page(const struct drm_i915_gem_object *obj) return obj->ops->flags & I915_GEM_OBJECT_HAS_STRUCT_PAGE; } -static inline unsigned long -i915_gem_object_get_active(const struct drm_i915_gem_object *obj) -{ - return (obj->flags >> I915_BO_ACTIVE_SHIFT) & I915_BO_ACTIVE_MASK; -} - static inline bool i915_gem_object_is_active(const struct drm_i915_gem_object *obj) { - return i915_gem_object_get_active(obj); -} - -static inline void -i915_gem_object_set_active(struct drm_i915_gem_object *obj, int engine) -{ - obj->flags |= BIT(engine + I915_BO_ACTIVE_SHIFT); -} - -static inline void -i915_gem_object_clear_active(struct drm_i915_gem_object *obj, int engine) -{ - obj->flags &= ~BIT(engine + I915_BO_ACTIVE_SHIFT); -} - -static inline bool -i915_gem_object_has_active_engine(const struct drm_i915_gem_object *obj, - int engine) -{ - return obj->flags & BIT(engine + I915_BO_ACTIVE_SHIFT); + return obj->active_count; } static inline bool @@ -2496,6 +2465,23 @@ i915_gem_object_get_stride(struct drm_i915_gem_object *obj) return obj->tiling_and_stride & STRIDE_MASK; } +static inline struct intel_engine_cs * +i915_gem_object_last_write_engine(struct drm_i915_gem_object *obj) +{ + struct intel_engine_cs *engine = NULL; + struct dma_fence *fence; + + rcu_read_lock(); + fence = reservation_object_get_excl_rcu(obj->resv); + rcu_read_unlock(); + + if (fence && dma_fence_is_i915(fence) && !dma_fence_is_signaled(fence)) + engine = to_request(fence)->engine; + dma_fence_put(fence); + + return engine; +} + static inline struct i915_vma *i915_vma_get(struct i915_vma *vma) { i915_gem_object_get(vma->obj); diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index fdcbaab21fdd..1161a21ec810 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -29,7 +29,6 @@ #include #include #include "i915_drv.h" -#include "i915_gem_dmabuf.h" #include "i915_vgpu.h" #include "i915_trace.h" #include "intel_drv.h" @@ -447,11 +446,6 @@ i915_gem_object_wait(struct drm_i915_gem_object *obj, long timeout, struct intel_rps_client *rps) { - struct reservation_object *resv; - struct i915_gem_active *active; - unsigned long active_mask; - int idx; - might_sleep(); #if IS_ENABLED(CONFIG_LOCKDEP) GEM_BUG_ON(debug_locks && @@ -460,33 +454,9 @@ i915_gem_object_wait(struct drm_i915_gem_object *obj, #endif GEM_BUG_ON(timeout < 0); - if (flags & I915_WAIT_ALL) { - active = obj->last_read; - active_mask = i915_gem_object_get_active(obj); - } else { - active_mask = 1; - active = &obj->last_write; - } - - for_each_active(active_mask, idx) { - struct drm_i915_gem_request *request; - - request = i915_gem_active_get_unlocked(&active[idx]); - if (request) { - timeout = i915_gem_object_wait_fence(&request->fence, - flags, timeout, - rps); - i915_gem_request_put(request); - } - if (timeout < 0) - return timeout; - } - - resv = i915_gem_object_get_dmabuf_resv(obj); - if (resv) - timeout = i915_gem_object_wait_reservation(resv, - flags, timeout, - rps); + timeout = i915_gem_object_wait_reservation(obj->resv, + flags, timeout, + rps); return timeout < 0 ? timeout : 0; } @@ -2549,44 +2519,6 @@ err_unlock: goto out_unlock; } -static void -i915_gem_object_retire__write(struct i915_gem_active *active, - struct drm_i915_gem_request *request) -{ - struct drm_i915_gem_object *obj = - container_of(active, struct drm_i915_gem_object, last_write); - - intel_fb_obj_flush(obj, true, ORIGIN_CS); -} - -static void -i915_gem_object_retire__read(struct i915_gem_active *active, - struct drm_i915_gem_request *request) -{ - int idx = request->engine->id; - struct drm_i915_gem_object *obj = - container_of(active, struct drm_i915_gem_object, last_read[idx]); - - GEM_BUG_ON(!i915_gem_object_has_active_engine(obj, idx)); - - i915_gem_object_clear_active(obj, idx); - if (i915_gem_object_is_active(obj)) - return; - - /* Bump our place on the bound list to keep it roughly in LRU order - * so that we don't steal from recently used but inactive objects - * (unless we are forced to ofc!) - */ - if (obj->bind_count) - list_move_tail(&obj->global_list, - &request->i915->mm.bound_list); - - if (i915_gem_object_has_active_reference(obj)) { - i915_gem_object_clear_active_reference(obj); - i915_gem_object_put(obj); - } -} - static bool i915_context_is_banned(const struct i915_gem_context *ctx) { unsigned long elapsed; @@ -2966,6 +2898,13 @@ int i915_vma_unbind(struct i915_vma *vma) * In order to prevent it from being recursively closed, * take a pin on the vma so that the second unbind is * aborted. + * + * Even more scary is that the retire callback may free + * the object (last active vma). To prevent the explosion + * we defer the actual object free to a worker that can + * only proceed once it acquires the struct_mutex (which + * we currently hold, therefore it cannot free this object + * before we are finished). */ __i915_vma_pin(vma); @@ -4010,83 +3949,42 @@ static __always_inline unsigned int __busy_write_id(unsigned int id) } static __always_inline unsigned int -__busy_set_if_active(const struct i915_gem_active *active, +__busy_set_if_active(const struct dma_fence *fence, unsigned int (*flag)(unsigned int id)) { - struct drm_i915_gem_request *request; - - request = rcu_dereference(active->request); - if (!request || i915_gem_request_completed(request)) - return 0; + struct drm_i915_gem_request *rq; - /* This is racy. See __i915_gem_active_get_rcu() for an in detail - * discussion of how to handle the race correctly, but for reporting - * the busy state we err on the side of potentially reporting the - * wrong engine as being busy (but we guarantee that the result - * is at least self-consistent). - * - * As we use SLAB_DESTROY_BY_RCU, the request may be reallocated - * whilst we are inspecting it, even under the RCU read lock as we are. - * This means that there is a small window for the engine and/or the - * seqno to have been overwritten. The seqno will always be in the - * future compared to the intended, and so we know that if that - * seqno is idle (on whatever engine) our request is idle and the - * return 0 above is correct. + /* We have to check the current hw status of the fence as the uABI + * guarantees forward progress. We could rely on the idle worker + * to eventually flush us, but to minimise latency just ask the + * hardware. * - * The issue is that if the engine is switched, it is just as likely - * to report that it is busy (but since the switch happened, we know - * the request should be idle). So there is a small chance that a busy - * result is actually the wrong engine. - * - * So why don't we care? - * - * For starters, the busy ioctl is a heuristic that is by definition - * racy. Even with perfect serialisation in the driver, the hardware - * state is constantly advancing - the state we report to the user - * is stale. - * - * The critical information for the busy-ioctl is whether the object - * is idle as userspace relies on that to detect whether its next - * access will stall, or if it has missed submitting commands to - * the hardware allowing the GPU to stall. We never generate a - * false-positive for idleness, thus busy-ioctl is reliable at the - * most fundamental level, and we maintain the guarantee that a - * busy object left to itself will eventually become idle (and stay - * idle!). - * - * We allow ourselves the leeway of potentially misreporting the busy - * state because that is an optimisation heuristic that is constantly - * in flux. Being quickly able to detect the busy/idle state is much - * more important than accurate logging of exactly which engines were - * busy. - * - * For accuracy in reporting the engine, we could use - * - * result = 0; - * request = __i915_gem_active_get_rcu(active); - * if (request) { - * if (!i915_gem_request_completed(request)) - * result = flag(request->engine->exec_id); - * i915_gem_request_put(request); - * } - * - * but that still remains susceptible to both hardware and userspace - * races. So we accept making the result of that race slightly worse, - * given the rarity of the race and its low impact on the result. + * Note we only report on the status of native fences. */ - return flag(READ_ONCE(request->engine->exec_id)); + if (!dma_fence_is_i915(fence)) + return 0; + + /* opencode to_request() in order to avoid const warnings */ + rq = container_of(fence, struct drm_i915_gem_request, fence); + if (i915_gem_request_completed(rq)) + return 0; + + return flag(rq->engine->exec_id); } static __always_inline unsigned int -busy_check_reader(const struct i915_gem_active *active) +busy_check_reader(const struct dma_fence *fence) { - return __busy_set_if_active(active, __busy_read_flag); + return __busy_set_if_active(fence, __busy_read_flag); } static __always_inline unsigned int -busy_check_writer(const struct i915_gem_active *active) +busy_check_writer(const struct dma_fence *fence) { - return __busy_set_if_active(active, __busy_write_id); + if (!fence) + return 0; + + return __busy_set_if_active(fence, __busy_write_id); } int @@ -4095,63 +3993,55 @@ i915_gem_busy_ioctl(struct drm_device *dev, void *data, { struct drm_i915_gem_busy *args = data; struct drm_i915_gem_object *obj; - unsigned long active; + struct reservation_object_list *list; + unsigned int seq; int err; + err = -ENOENT; rcu_read_lock(); obj = i915_gem_object_lookup_rcu(file, args->handle); - if (!obj) { - err = -ENOENT; + if (!obj) goto out; - } - args->busy = 0; - active = __I915_BO_ACTIVE(obj); - if (active) { - int idx; + /* A discrepancy here is that we do not report the status of + * non-i915 fences, i.e. even though we may report the object as idle, + * a call to set-domain may still stall waiting for foreign rendering. + * This also means that wait-ioctl may report an object as busy, + * where busy-ioctl considers it idle. + * + * We trade the ability to warn of foreign fences to report on which + * i915 engines are active for the object. + * + * Alternatively, we can trade that extra information on read/write + * activity with + * args->busy = + * !reservation_object_test_signaled_rcu(obj->resv, true); + * to report the overall busyness. This is what the wait-ioctl does. + * + */ +retry: + seq = raw_read_seqcount(&obj->resv->seq); - /* Yes, the lookups are intentionally racy. - * - * First, we cannot simply rely on __I915_BO_ACTIVE. We have - * to regard the value as stale and as our ABI guarantees - * forward progress, we confirm the status of each active - * request with the hardware. - * - * Even though we guard the pointer lookup by RCU, that only - * guarantees that the pointer and its contents remain - * dereferencable and does *not* mean that the request we - * have is the same as the one being tracked by the object. - * - * Consider that we lookup the request just as it is being - * retired and freed. We take a local copy of the pointer, - * but before we add its engine into the busy set, the other - * thread reallocates it and assigns it to a task on another - * engine with a fresh and incomplete seqno. Guarding against - * that requires careful serialisation and reference counting, - * i.e. using __i915_gem_active_get_request_rcu(). We don't, - * instead we expect that if the result is busy, which engines - * are busy is not completely reliable - we only guarantee - * that the object was busy. - */ + /* Translate the exclusive fence to the READ *and* WRITE engine */ + args->busy = busy_check_writer(rcu_dereference(obj->resv->fence_excl)); - for_each_active(active, idx) - args->busy |= busy_check_reader(&obj->last_read[idx]); + /* Translate shared fences to READ set of engines */ + list = rcu_dereference(obj->resv->fence); + if (list) { + unsigned int shared_count = list->shared_count, i; - /* For ABI sanity, we only care that the write engine is in - * the set of read engines. This should be ensured by the - * ordering of setting last_read/last_write in - * i915_vma_move_to_active(), and then in reverse in retire. - * However, for good measure, we always report the last_write - * request as a busy read as well as being a busy write. - * - * We don't care that the set of active read/write engines - * may change during construction of the result, as it is - * equally liable to change before userspace can inspect - * the result. - */ - args->busy |= busy_check_writer(&obj->last_write); + for (i = 0; i < shared_count; ++i) { + struct dma_fence *fence = + rcu_dereference(list->shared[i]); + + args->busy |= busy_check_reader(fence); + } } + if (args->busy && read_seqcount_retry(&obj->resv->seq, seq)) + goto retry; + + err = 0; out: rcu_read_unlock(); return err; @@ -4216,23 +4106,19 @@ out: void i915_gem_object_init(struct drm_i915_gem_object *obj, const struct drm_i915_gem_object_ops *ops) { - int i; - mutex_init(&obj->mm.lock); INIT_LIST_HEAD(&obj->global_list); INIT_LIST_HEAD(&obj->userfault_link); - for (i = 0; i < I915_NUM_ENGINES; i++) - init_request_active(&obj->last_read[i], - i915_gem_object_retire__read); - init_request_active(&obj->last_write, - i915_gem_object_retire__write); INIT_LIST_HEAD(&obj->obj_exec_link); INIT_LIST_HEAD(&obj->vma_list); INIT_LIST_HEAD(&obj->batch_pool_link); obj->ops = ops; + reservation_object_init(&obj->__builtin_resv); + obj->resv = &obj->__builtin_resv; + obj->frontbuffer_ggtt_origin = ORIGIN_GTT; obj->mm.madv = I915_MADV_WILLNEED; @@ -4385,6 +4271,7 @@ static void __i915_gem_free_objects(struct drm_i915_private *i915, if (obj->base.import_attach) drm_prime_gem_destroy(&obj->base, NULL); + reservation_object_fini(&obj->__builtin_resv); drm_gem_object_release(&obj->base); i915_gem_info_remove_obj(i915, obj->base.size); diff --git a/drivers/gpu/drm/i915/i915_gem_batch_pool.c b/drivers/gpu/drm/i915/i915_gem_batch_pool.c index e0f38e5c0fbb..b3bc119ec1bb 100644 --- a/drivers/gpu/drm/i915/i915_gem_batch_pool.c +++ b/drivers/gpu/drm/i915/i915_gem_batch_pool.c @@ -114,11 +114,18 @@ i915_gem_batch_pool_get(struct i915_gem_batch_pool *pool, list_for_each_entry(tmp, list, batch_pool_link) { /* The batches are strictly LRU ordered */ - if (!i915_gem_active_is_idle(&tmp->last_read[pool->engine->id], - &tmp->base.dev->struct_mutex)) + if (i915_gem_object_is_active(tmp)) break; + GEM_BUG_ON(!reservation_object_test_signaled_rcu(tmp->resv, + true)); + if (tmp->base.size >= size) { + /* Clear the set of shared fences early */ + ww_mutex_lock(&tmp->resv->lock, NULL); + reservation_object_add_excl_fence(tmp->resv, NULL); + ww_mutex_unlock(&tmp->resv->lock); + obj = tmp; break; } diff --git a/drivers/gpu/drm/i915/i915_gem_dmabuf.c b/drivers/gpu/drm/i915/i915_gem_dmabuf.c index 4d45f20d11ed..5e38299b5df6 100644 --- a/drivers/gpu/drm/i915/i915_gem_dmabuf.c +++ b/drivers/gpu/drm/i915/i915_gem_dmabuf.c @@ -211,60 +211,17 @@ static const struct dma_buf_ops i915_dmabuf_ops = { .end_cpu_access = i915_gem_end_cpu_access, }; -static void export_fences(struct drm_i915_gem_object *obj, - struct dma_buf *dma_buf) -{ - struct reservation_object *resv = dma_buf->resv; - struct drm_i915_gem_request *req; - unsigned long active; - int idx; - - active = __I915_BO_ACTIVE(obj); - if (!active) - return; - - /* Serialise with execbuf to prevent concurrent fence-loops */ - mutex_lock(&obj->base.dev->struct_mutex); - - /* Mark the object for future fences before racily adding old fences */ - obj->base.dma_buf = dma_buf; - - ww_mutex_lock(&resv->lock, NULL); - - for_each_active(active, idx) { - req = i915_gem_active_get(&obj->last_read[idx], - &obj->base.dev->struct_mutex); - if (!req) - continue; - - if (reservation_object_reserve_shared(resv) == 0) - reservation_object_add_shared_fence(resv, &req->fence); - - i915_gem_request_put(req); - } - - req = i915_gem_active_get(&obj->last_write, - &obj->base.dev->struct_mutex); - if (req) { - reservation_object_add_excl_fence(resv, &req->fence); - i915_gem_request_put(req); - } - - ww_mutex_unlock(&resv->lock); - mutex_unlock(&obj->base.dev->struct_mutex); -} - struct dma_buf *i915_gem_prime_export(struct drm_device *dev, struct drm_gem_object *gem_obj, int flags) { struct drm_i915_gem_object *obj = to_intel_bo(gem_obj); DEFINE_DMA_BUF_EXPORT_INFO(exp_info); - struct dma_buf *dma_buf; exp_info.ops = &i915_dmabuf_ops; exp_info.size = gem_obj->size; exp_info.flags = flags; exp_info.priv = gem_obj; + exp_info.resv = obj->resv; if (obj->ops->dmabuf_export) { int ret = obj->ops->dmabuf_export(obj); @@ -272,12 +229,7 @@ struct dma_buf *i915_gem_prime_export(struct drm_device *dev, return ERR_PTR(ret); } - dma_buf = drm_gem_dmabuf_export(dev, &exp_info); - if (IS_ERR(dma_buf)) - return dma_buf; - - export_fences(obj, dma_buf); - return dma_buf; + return drm_gem_dmabuf_export(dev, &exp_info); } static struct sg_table * @@ -335,6 +287,7 @@ struct drm_gem_object *i915_gem_prime_import(struct drm_device *dev, drm_gem_private_object_init(dev, &obj->base, dma_buf->size); i915_gem_object_init(obj, &i915_gem_object_dmabuf_ops); obj->base.import_attach = attach; + obj->resv = dma_buf->resv; /* We use GTT as shorthand for a coherent domain, one that is * neither in the GPU cache nor in the CPU cache, where all diff --git a/drivers/gpu/drm/i915/i915_gem_dmabuf.h b/drivers/gpu/drm/i915/i915_gem_dmabuf.h deleted file mode 100644 index 91315557e421..000000000000 --- a/drivers/gpu/drm/i915/i915_gem_dmabuf.h +++ /dev/null @@ -1,45 +0,0 @@ -/* - * Copyright 2016 Intel Corporation - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING - * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - * - */ - -#ifndef _I915_GEM_DMABUF_H_ -#define _I915_GEM_DMABUF_H_ - -#include - -static inline struct reservation_object * -i915_gem_object_get_dmabuf_resv(struct drm_i915_gem_object *obj) -{ - struct dma_buf *dma_buf; - - if (obj->base.dma_buf) - dma_buf = obj->base.dma_buf; - else if (obj->base.import_attach) - dma_buf = obj->base.import_attach->dmabuf; - else - return NULL; - - return dma_buf->resv; -} - -#endif diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index d95c4e02eeb9..c35e847bb8bc 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -34,7 +34,6 @@ #include #include "i915_drv.h" -#include "i915_gem_dmabuf.h" #include "i915_trace.h" #include "intel_drv.h" #include "intel_frontbuffer.h" @@ -1101,45 +1100,20 @@ err: return ret; } -static unsigned int eb_other_engines(struct drm_i915_gem_request *req) -{ - unsigned int mask; - - mask = ~intel_engine_flag(req->engine) & I915_BO_ACTIVE_MASK; - mask <<= I915_BO_ACTIVE_SHIFT; - - return mask; -} - static int i915_gem_execbuffer_move_to_gpu(struct drm_i915_gem_request *req, struct list_head *vmas) { - const unsigned int other_rings = eb_other_engines(req); struct i915_vma *vma; int ret; list_for_each_entry(vma, vmas, exec_list) { struct drm_i915_gem_object *obj = vma->obj; - struct reservation_object *resv; - if (obj->flags & other_rings) { - ret = i915_gem_request_await_object - (req, obj, obj->base.pending_write_domain); - if (ret) - return ret; - } - - resv = i915_gem_object_get_dmabuf_resv(obj); - if (resv) { - ret = i915_sw_fence_await_reservation - (&req->submit, resv, &i915_fence_ops, - obj->base.pending_write_domain, - I915_FENCE_TIMEOUT, - GFP_KERNEL | __GFP_NOWARN); - if (ret < 0) - return ret; - } + ret = i915_gem_request_await_object + (req, obj, obj->base.pending_write_domain); + if (ret) + return ret; if (obj->base.write_domain & I915_GEM_DOMAIN_CPU) i915_gem_clflush_object(obj, false); @@ -1281,8 +1255,6 @@ void i915_vma_move_to_active(struct i915_vma *vma, GEM_BUG_ON(!drm_mm_node_allocated(&vma->node)); - obj->mm.dirty = true; /* be paranoid */ - /* Add a reference if we're newly entering the active list. * The order in which we add operations to the retirement queue is * vital here: mark_active adds to the start of the callback list, @@ -1290,11 +1262,14 @@ void i915_vma_move_to_active(struct i915_vma *vma, * add the active reference first and queue for it to be dropped * *last*. */ - i915_gem_object_set_active(obj, idx); - i915_gem_active_set(&obj->last_read[idx], req); + if (!i915_vma_is_active(vma)) + obj->active_count++; + i915_vma_set_active(vma, idx); + i915_gem_active_set(&vma->last_read[idx], req); + list_move_tail(&vma->vm_link, &vma->vm->active_list); if (flags & EXEC_OBJECT_WRITE) { - i915_gem_active_set(&obj->last_write, req); + i915_gem_active_set(&vma->last_write, req); intel_fb_obj_invalidate(obj, ORIGIN_CS); @@ -1304,21 +1279,13 @@ void i915_vma_move_to_active(struct i915_vma *vma, if (flags & EXEC_OBJECT_NEEDS_FENCE) i915_gem_active_set(&vma->last_fence, req); - - i915_vma_set_active(vma, idx); - i915_gem_active_set(&vma->last_read[idx], req); - list_move_tail(&vma->vm_link, &vma->vm->active_list); } static void eb_export_fence(struct drm_i915_gem_object *obj, struct drm_i915_gem_request *req, unsigned int flags) { - struct reservation_object *resv; - - resv = i915_gem_object_get_dmabuf_resv(obj); - if (!resv) - return; + struct reservation_object *resv = obj->resv; /* Ignore errors from failing to allocate the new fence, we can't * handle an error right now. Worst case should be missed diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 1008209ca797..1b1a459e2b68 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -31,6 +31,7 @@ #include "i915_vgpu.h" #include "i915_trace.h" #include "intel_drv.h" +#include "intel_frontbuffer.h" #define I915_GFP_DMA (GFP_KERNEL | __GFP_HIGHMEM) @@ -3343,6 +3344,7 @@ i915_vma_retire(struct i915_gem_active *active, const unsigned int idx = rq->engine->id; struct i915_vma *vma = container_of(active, struct i915_vma, last_read[idx]); + struct drm_i915_gem_object *obj = vma->obj; GEM_BUG_ON(!i915_vma_has_active_engine(vma, idx)); @@ -3353,6 +3355,34 @@ i915_vma_retire(struct i915_gem_active *active, list_move_tail(&vma->vm_link, &vma->vm->inactive_list); if (unlikely(i915_vma_is_closed(vma) && !i915_vma_is_pinned(vma))) WARN_ON(i915_vma_unbind(vma)); + + GEM_BUG_ON(!i915_gem_object_is_active(obj)); + if (--obj->active_count) + return; + + /* Bump our place on the bound list to keep it roughly in LRU order + * so that we don't steal from recently used but inactive objects + * (unless we are forced to ofc!) + */ + if (obj->bind_count) + list_move_tail(&obj->global_list, &rq->i915->mm.bound_list); + + obj->mm.dirty = true; /* be paranoid */ + + if (i915_gem_object_has_active_reference(obj)) { + i915_gem_object_clear_active_reference(obj); + i915_gem_object_put(obj); + } +} + +static void +i915_ggtt_retire__write(struct i915_gem_active *active, + struct drm_i915_gem_request *request) +{ + struct i915_vma *vma = + container_of(active, struct i915_vma, last_write); + + intel_fb_obj_flush(vma->obj, true, ORIGIN_CS); } void i915_vma_destroy(struct i915_vma *vma) @@ -3396,6 +3426,8 @@ __i915_vma_create(struct drm_i915_gem_object *obj, INIT_LIST_HEAD(&vma->exec_list); for (i = 0; i < ARRAY_SIZE(vma->last_read); i++) init_request_active(&vma->last_read[i], i915_vma_retire); + init_request_active(&vma->last_write, + i915_is_ggtt(vm) ? i915_ggtt_retire__write : NULL); init_request_active(&vma->last_fence, NULL); list_add(&vma->vm_link, &vm->unbound_list); vma->vm = vm; diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h index dbe6a6cec20d..9f0327e5176a 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.h +++ b/drivers/gpu/drm/i915/i915_gem_gtt.h @@ -211,6 +211,7 @@ struct i915_vma { unsigned int active; struct i915_gem_active last_read[I915_NUM_ENGINES]; + struct i915_gem_active last_write; struct i915_gem_active last_fence; /** diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c index d234c28cbb9f..01a7fa513b4a 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.c +++ b/drivers/gpu/drm/i915/i915_gem_request.c @@ -196,6 +196,8 @@ static void i915_gem_request_retire(struct drm_i915_gem_request *request) } i915_gem_context_put(request->ctx); + + dma_fence_signal(&request->fence); i915_gem_request_put(request); } @@ -553,33 +555,41 @@ i915_gem_request_await_object(struct drm_i915_gem_request *to, struct drm_i915_gem_object *obj, bool write) { - struct i915_gem_active *active; - unsigned long active_mask; - int idx; + struct dma_fence *excl; + int ret = 0; if (write) { - active_mask = i915_gem_object_get_active(obj); - active = obj->last_read; + struct dma_fence **shared; + unsigned int count, i; + + ret = reservation_object_get_fences_rcu(obj->resv, + &excl, &count, &shared); + if (ret) + return ret; + + for (i = 0; i < count; i++) { + ret = i915_gem_request_await_dma_fence(to, shared[i]); + if (ret) + break; + + dma_fence_put(shared[i]); + } + + for (; i < count; i++) + dma_fence_put(shared[i]); + kfree(shared); } else { - active_mask = 1; - active = &obj->last_write; + excl = reservation_object_get_excl_rcu(obj->resv); } - for_each_active(active_mask, idx) { - struct drm_i915_gem_request *request; - int ret; - - request = i915_gem_active_peek(&active[idx], - &obj->base.dev->struct_mutex); - if (!request) - continue; + if (excl) { + if (ret == 0) + ret = i915_gem_request_await_dma_fence(to, excl); - ret = i915_gem_request_await_request(to, request); - if (ret) - return ret; + dma_fence_put(excl); } - return 0; + return ret; } static void i915_gem_mark_busy(const struct intel_engine_cs *engine) diff --git a/drivers/gpu/drm/i915/i915_gem_request.h b/drivers/gpu/drm/i915/i915_gem_request.h index 602234f91583..a51d596a60ac 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.h +++ b/drivers/gpu/drm/i915/i915_gem_request.h @@ -554,22 +554,7 @@ i915_gem_active_isset(const struct i915_gem_active *active) } /** - * i915_gem_active_is_idle - report whether the active tracker is idle - * @active - the active tracker - * - * i915_gem_active_is_idle() returns true if the active tracker is currently - * unassigned or if the request is complete (but not yet retired). Requires - * the caller to hold struct_mutex (but that can be relaxed if desired). - */ -static inline bool -i915_gem_active_is_idle(const struct i915_gem_active *active, - struct mutex *mutex) -{ - return !i915_gem_active_peek(active, mutex); -} - -/** - * i915_gem_active_wait- waits until the request is completed + * i915_gem_active_wait - waits until the request is completed * @active - the active request on which to wait * @flags - how to wait * @timeout - how long to wait at most @@ -639,24 +624,6 @@ i915_gem_active_retire(struct i915_gem_active *active, return 0; } -/* Convenience functions for peeking at state inside active's request whilst - * guarded by the struct_mutex. - */ - -static inline uint32_t -i915_gem_active_get_seqno(const struct i915_gem_active *active, - struct mutex *mutex) -{ - return i915_gem_request_get_seqno(i915_gem_active_peek(active, mutex)); -} - -static inline struct intel_engine_cs * -i915_gem_active_get_engine(const struct i915_gem_active *active, - struct mutex *mutex) -{ - return i915_gem_request_get_engine(i915_gem_active_peek(active, mutex)); -} - #define for_each_active(mask, idx) \ for (; mask ? idx = ffs(mask) - 1, 1 : 0; mask &= ~BIT(idx)) diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 5bbb37209aa5..aa8dadcc669f 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -887,9 +887,9 @@ static void capture_bo(struct drm_i915_error_buffer *err, err->name = obj->base.name; for (i = 0; i < I915_NUM_ENGINES; i++) - err->rseqno[i] = __active_get_seqno(&obj->last_read[i]); - err->wseqno = __active_get_seqno(&obj->last_write); - err->engine = __active_get_engine_id(&obj->last_write); + err->rseqno[i] = __active_get_seqno(&vma->last_read[i]); + err->wseqno = __active_get_seqno(&vma->last_write); + err->engine = __active_get_engine_id(&vma->last_write); err->gtt_offset = vma->node.start; err->read_domains = obj->base.read_domains; diff --git a/drivers/gpu/drm/i915/intel_atomic_plane.c b/drivers/gpu/drm/i915/intel_atomic_plane.c index c762ae549a1c..cb5594411bb6 100644 --- a/drivers/gpu/drm/i915/intel_atomic_plane.c +++ b/drivers/gpu/drm/i915/intel_atomic_plane.c @@ -84,7 +84,6 @@ intel_plane_duplicate_state(struct drm_plane *plane) state = &intel_state->base; __drm_atomic_helper_plane_duplicate_state(plane, state); - intel_state->wait_req = NULL; return state; } @@ -101,7 +100,6 @@ void intel_plane_destroy_state(struct drm_plane *plane, struct drm_plane_state *state) { - WARN_ON(state && to_intel_plane_state(state)->wait_req); drm_atomic_helper_plane_destroy_state(plane, state); } diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 87135d93e828..622f733b9347 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -37,7 +37,6 @@ #include "intel_frontbuffer.h" #include #include "i915_drv.h" -#include "i915_gem_dmabuf.h" #include "intel_dsi.h" #include "i915_trace.h" #include @@ -11967,8 +11966,6 @@ static int intel_gen7_queue_flip(struct drm_device *dev, static bool use_mmio_flip(struct intel_engine_cs *engine, struct drm_i915_gem_object *obj) { - struct reservation_object *resv; - /* * This is not being used for older platforms, because * non-availability of flip done interrupt forces us to use @@ -11990,12 +11987,7 @@ static bool use_mmio_flip(struct intel_engine_cs *engine, else if (i915.enable_execlists) return true; - resv = i915_gem_object_get_dmabuf_resv(obj); - if (resv && !reservation_object_test_signaled_rcu(resv, false)) - return true; - - return engine != i915_gem_active_get_engine(&obj->last_write, - &obj->base.dev->struct_mutex); + return engine != i915_gem_object_last_write_engine(obj); } static void skl_do_mmio_flip(struct intel_crtc *intel_crtc, @@ -12068,17 +12060,8 @@ static void intel_mmio_flip_work_func(struct work_struct *w) struct intel_framebuffer *intel_fb = to_intel_framebuffer(crtc->base.primary->fb); struct drm_i915_gem_object *obj = intel_fb->obj; - struct reservation_object *resv; - if (work->flip_queued_req) - WARN_ON(i915_wait_request(work->flip_queued_req, - 0, MAX_SCHEDULE_TIMEOUT) < 0); - - /* For framebuffer backed by dmabuf, wait for fence */ - resv = i915_gem_object_get_dmabuf_resv(obj); - if (resv) - WARN_ON(reservation_object_wait_timeout_rcu(resv, false, false, - MAX_SCHEDULE_TIMEOUT) < 0); + WARN_ON(i915_gem_object_wait(obj, 0, MAX_SCHEDULE_TIMEOUT, NULL) < 0); intel_pipe_update_start(crtc); @@ -12279,8 +12262,7 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, } else if (IS_IVYBRIDGE(dev_priv) || IS_HASWELL(dev_priv)) { engine = dev_priv->engine[BCS]; } else if (INTEL_INFO(dev)->gen >= 7) { - engine = i915_gem_active_get_engine(&obj->last_write, - &obj->base.dev->struct_mutex); + engine = i915_gem_object_last_write_engine(obj); if (engine == NULL || engine->id != RCS) engine = dev_priv->engine[BCS]; } else { @@ -12312,9 +12294,6 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, if (mmio_flip) { INIT_WORK(&work->mmio_work, intel_mmio_flip_work_func); - - work->flip_queued_req = i915_gem_active_get(&obj->last_write, - &obj->base.dev->struct_mutex); queue_work(system_unbound_wq, &work->mmio_work); } else { request = i915_gem_request_alloc(engine, engine->last_context); @@ -14154,13 +14133,10 @@ static int intel_atomic_check(struct drm_device *dev, } static int intel_atomic_prepare_commit(struct drm_device *dev, - struct drm_atomic_state *state, - bool nonblock) + struct drm_atomic_state *state) { struct drm_i915_private *dev_priv = to_i915(dev); - struct drm_plane_state *plane_state; struct drm_crtc_state *crtc_state; - struct drm_plane *plane; struct drm_crtc *crtc; int i, ret; @@ -14183,30 +14159,6 @@ static int intel_atomic_prepare_commit(struct drm_device *dev, ret = drm_atomic_helper_prepare_planes(dev, state); mutex_unlock(&dev->struct_mutex); - if (!ret && !nonblock) { - for_each_plane_in_state(state, plane, plane_state, i) { - struct intel_plane_state *intel_plane_state = - to_intel_plane_state(plane_state); - long timeout; - - if (!intel_plane_state->wait_req) - continue; - - timeout = i915_wait_request(intel_plane_state->wait_req, - I915_WAIT_INTERRUPTIBLE, - MAX_SCHEDULE_TIMEOUT); - if (timeout < 0) { - /* Any hang should be swallowed by the wait */ - WARN_ON(timeout == -EIO); - mutex_lock(&dev->struct_mutex); - drm_atomic_helper_cleanup_planes(dev, state); - mutex_unlock(&dev->struct_mutex); - ret = timeout; - break; - } - } - } - return ret; } @@ -14400,26 +14352,11 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state) struct drm_crtc_state *old_crtc_state; struct drm_crtc *crtc; struct intel_crtc_state *intel_cstate; - struct drm_plane *plane; - struct drm_plane_state *plane_state; bool hw_check = intel_state->modeset; unsigned long put_domains[I915_MAX_PIPES] = {}; unsigned crtc_vblank_mask = 0; int i; - for_each_plane_in_state(state, plane, plane_state, i) { - struct intel_plane_state *intel_plane_state = - to_intel_plane_state(plane->state); - - if (!intel_plane_state->wait_req) - continue; - - /* EIO should be eaten, and we can't get interrupted in the - * worker, and blocking commits have waited already. */ - WARN_ON(i915_wait_request(intel_plane_state->wait_req, - 0, MAX_SCHEDULE_TIMEOUT) < 0); - } - drm_atomic_helper_wait_for_dependencies(state); if (intel_state->modeset) { @@ -14626,7 +14563,7 @@ static int intel_atomic_commit(struct drm_device *dev, INIT_WORK(&state->commit_work, intel_atomic_commit_work); - ret = intel_atomic_prepare_commit(dev, state, nonblock); + ret = intel_atomic_prepare_commit(dev, state); if (ret) { DRM_DEBUG_ATOMIC("Preparing state failed with %i\n", ret); return ret; @@ -14759,7 +14696,7 @@ intel_prepare_plane_fb(struct drm_plane *plane, struct drm_framebuffer *fb = new_state->fb; struct drm_i915_gem_object *obj = intel_fb_obj(fb); struct drm_i915_gem_object *old_obj = intel_fb_obj(plane->state->fb); - struct reservation_object *resv; + long lret; int ret = 0; if (!obj && !old_obj) @@ -14797,39 +14734,34 @@ intel_prepare_plane_fb(struct drm_plane *plane, return 0; /* For framebuffer backed by dmabuf, wait for fence */ - resv = i915_gem_object_get_dmabuf_resv(obj); - if (resv) { - long lret; + lret = i915_gem_object_wait(obj, + I915_WAIT_INTERRUPTIBLE | I915_WAIT_LOCKED, + MAX_SCHEDULE_TIMEOUT, + NULL); + if (lret == -ERESTARTSYS) + return lret; - lret = reservation_object_wait_timeout_rcu(resv, false, true, - MAX_SCHEDULE_TIMEOUT); - if (lret == -ERESTARTSYS) - return lret; - - WARN(lret < 0, "waiting returns %li\n", lret); - } + WARN(lret < 0, "waiting returns %li\n", lret); if (plane->type == DRM_PLANE_TYPE_CURSOR && INTEL_INFO(dev)->cursor_needs_physical) { int align = IS_I830(dev_priv) ? 16 * 1024 : 256; ret = i915_gem_object_attach_phys(obj, align); - if (ret) + if (ret) { DRM_DEBUG_KMS("failed to attach phys object\n"); + return ret; + } } else { struct i915_vma *vma; vma = intel_pin_and_fence_fb_obj(fb, new_state->rotation); - if (IS_ERR(vma)) - ret = PTR_ERR(vma); - } - - if (ret == 0) { - to_intel_plane_state(new_state)->wait_req = - i915_gem_active_get(&obj->last_write, - &obj->base.dev->struct_mutex); + if (IS_ERR(vma)) { + DRM_DEBUG_KMS("failed to pin object\n"); + return PTR_ERR(vma); + } } - return ret; + return 0; } /** @@ -14847,7 +14779,6 @@ intel_cleanup_plane_fb(struct drm_plane *plane, { struct drm_device *dev = plane->dev; struct intel_plane_state *old_intel_state; - struct intel_plane_state *intel_state = to_intel_plane_state(plane->state); struct drm_i915_gem_object *old_obj = intel_fb_obj(old_state->fb); struct drm_i915_gem_object *obj = intel_fb_obj(plane->state->fb); @@ -14859,9 +14790,6 @@ intel_cleanup_plane_fb(struct drm_plane *plane, if (old_obj && (plane->type != DRM_PLANE_TYPE_CURSOR || !INTEL_INFO(dev)->cursor_needs_physical)) intel_unpin_fb_obj(old_state->fb, old_state->rotation); - - i915_gem_request_assign(&intel_state->wait_req, NULL); - i915_gem_request_assign(&old_intel_state->wait_req, NULL); } int diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index ace222c74f71..ec7fa592b20a 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -401,9 +401,6 @@ struct intel_plane_state { int scaler_id; struct drm_intel_sprite_colorkey ckey; - - /* async flip related structures */ - struct drm_i915_gem_request *wait_req; }; struct intel_initial_plane_config { -- cgit v1.2.3 From c004a90b7263e3d5811f6ec7de0abb143f3099b3 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:45 +0100 Subject: drm/i915: Restore nonblocking awaits for modesetting After combining the dma-buf reservation object and the GEM reservation object, we lost the ability to do a nonblocking wait on the i915 request (as we blocked upon the reservation object during prepare_fb). We can instead convert the reservation object into a fence upon which we can asynchronously wait (including a forced timeout in case the DMA fence is never signaled). Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-22-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/intel_display.c | 93 +++++++++++++++++++++++++----------- drivers/gpu/drm/i915/intel_drv.h | 2 + 2 files changed, 66 insertions(+), 29 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 622f733b9347..304073a03c4c 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -14510,12 +14510,33 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state) static void intel_atomic_commit_work(struct work_struct *work) { - struct drm_atomic_state *state = container_of(work, - struct drm_atomic_state, - commit_work); + struct drm_atomic_state *state = + container_of(work, struct drm_atomic_state, commit_work); + intel_atomic_commit_tail(state); } +static int __i915_sw_fence_call +intel_atomic_commit_ready(struct i915_sw_fence *fence, + enum i915_sw_fence_notify notify) +{ + struct intel_atomic_state *state = + container_of(fence, struct intel_atomic_state, commit_ready); + + switch (notify) { + case FENCE_COMPLETE: + if (state->base.commit_work.func) + queue_work(system_unbound_wq, &state->base.commit_work); + break; + + case FENCE_FREE: + drm_atomic_state_put(&state->base); + break; + } + + return NOTIFY_DONE; +} + static void intel_atomic_track_fbs(struct drm_atomic_state *state) { struct drm_plane_state *old_plane_state; @@ -14561,11 +14582,14 @@ static int intel_atomic_commit(struct drm_device *dev, if (ret) return ret; - INIT_WORK(&state->commit_work, intel_atomic_commit_work); + drm_atomic_state_get(state); + i915_sw_fence_init(&intel_state->commit_ready, + intel_atomic_commit_ready); ret = intel_atomic_prepare_commit(dev, state); if (ret) { DRM_DEBUG_ATOMIC("Preparing state failed with %i\n", ret); + i915_sw_fence_commit(&intel_state->commit_ready); return ret; } @@ -14576,10 +14600,14 @@ static int intel_atomic_commit(struct drm_device *dev, intel_atomic_track_fbs(state); drm_atomic_state_get(state); - if (nonblock) - queue_work(system_unbound_wq, &state->commit_work); - else + INIT_WORK(&state->commit_work, + nonblock ? intel_atomic_commit_work : NULL); + + i915_sw_fence_commit(&intel_state->commit_ready); + if (!nonblock) { + i915_sw_fence_wait(&intel_state->commit_ready); intel_atomic_commit_tail(state); + } return 0; } @@ -14691,20 +14719,22 @@ int intel_prepare_plane_fb(struct drm_plane *plane, struct drm_plane_state *new_state) { + struct intel_atomic_state *intel_state = + to_intel_atomic_state(new_state->state); struct drm_device *dev = plane->dev; struct drm_i915_private *dev_priv = to_i915(dev); struct drm_framebuffer *fb = new_state->fb; struct drm_i915_gem_object *obj = intel_fb_obj(fb); struct drm_i915_gem_object *old_obj = intel_fb_obj(plane->state->fb); - long lret; - int ret = 0; + int ret; if (!obj && !old_obj) return 0; if (old_obj) { struct drm_crtc_state *crtc_state = - drm_atomic_get_existing_crtc_state(new_state->state, plane->state->crtc); + drm_atomic_get_existing_crtc_state(new_state->state, + plane->state->crtc); /* Big Hammer, we also need to ensure that any pending * MI_WAIT_FOR_EVENT inside a user batch buffer on the @@ -14717,31 +14747,36 @@ intel_prepare_plane_fb(struct drm_plane *plane, * This should only fail upon a hung GPU, in which case we * can safely continue. */ - if (needs_modeset(crtc_state)) - ret = i915_gem_object_wait(old_obj, - I915_WAIT_INTERRUPTIBLE | - I915_WAIT_LOCKED, - MAX_SCHEDULE_TIMEOUT, - NULL); - if (ret) { - /* GPU hangs should have been swallowed by the wait */ - WARN_ON(ret == -EIO); - return ret; + if (needs_modeset(crtc_state)) { + ret = i915_sw_fence_await_reservation(&intel_state->commit_ready, + old_obj->resv, NULL, + false, 0, + GFP_KERNEL); + if (ret < 0) + return ret; } } + if (new_state->fence) { /* explicit fencing */ + ret = i915_sw_fence_await_dma_fence(&intel_state->commit_ready, + new_state->fence, + I915_FENCE_TIMEOUT, + GFP_KERNEL); + if (ret < 0) + return ret; + } + if (!obj) return 0; - /* For framebuffer backed by dmabuf, wait for fence */ - lret = i915_gem_object_wait(obj, - I915_WAIT_INTERRUPTIBLE | I915_WAIT_LOCKED, - MAX_SCHEDULE_TIMEOUT, - NULL); - if (lret == -ERESTARTSYS) - return lret; - - WARN(lret < 0, "waiting returns %li\n", lret); + if (!new_state->fence) { /* implicit fencing */ + ret = i915_sw_fence_await_reservation(&intel_state->commit_ready, + obj->resv, NULL, + false, I915_FENCE_TIMEOUT, + GFP_KERNEL); + if (ret < 0) + return ret; + } if (plane->type == DRM_PLANE_TYPE_CURSOR && INTEL_INFO(dev)->cursor_needs_physical) { diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index ec7fa592b20a..2616d92f9fee 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -365,6 +365,8 @@ struct intel_atomic_state { /* Gen9+ only */ struct skl_wm_values wm_results; + + struct i915_sw_fence commit_ready; }; struct intel_plane_state { -- cgit v1.2.3 From 73cb97010d4fdd2a29f00cac14d206c7641c23d2 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:46 +0100 Subject: drm/i915: Combine seqno + tracking into a global timeline struct Our timelines are more than just a seqno. They also provide an ordered list of requests to be executed. Due to the restriction of handling individual address spaces, we are limited to a timeline per address space but we use a fence context per engine within. Our first step to introducing independent timelines per context (i.e. to allow each context to have a queue of requests to execute that have a defined set of dependencies on other requests) is to provide a timeline abstraction for the global execution queue. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-23-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/Makefile | 1 + drivers/gpu/drm/i915/i915_debugfs.c | 33 +++++------- drivers/gpu/drm/i915/i915_drv.c | 6 ++- drivers/gpu/drm/i915/i915_drv.h | 9 ++-- drivers/gpu/drm/i915/i915_gem.c | 72 ++++++++++++++++++++------ drivers/gpu/drm/i915/i915_gem.h | 2 + drivers/gpu/drm/i915/i915_gem_request.c | 81 ++++++++++++++++++------------ drivers/gpu/drm/i915/i915_gem_request.h | 1 + drivers/gpu/drm/i915/i915_gem_timeline.c | 64 +++++++++++++++++++++++ drivers/gpu/drm/i915/i915_gem_timeline.h | 70 ++++++++++++++++++++++++++ drivers/gpu/drm/i915/i915_gpu_error.c | 6 +-- drivers/gpu/drm/i915/i915_guc_submission.c | 3 +- drivers/gpu/drm/i915/i915_irq.c | 2 +- drivers/gpu/drm/i915/intel_engine_cs.c | 15 +++--- drivers/gpu/drm/i915/intel_ringbuffer.h | 36 ++----------- 15 files changed, 286 insertions(+), 115 deletions(-) create mode 100644 drivers/gpu/drm/i915/i915_gem_timeline.c create mode 100644 drivers/gpu/drm/i915/i915_gem_timeline.h (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile index 7faa04c91e1a..240ce9a8d68e 100644 --- a/drivers/gpu/drm/i915/Makefile +++ b/drivers/gpu/drm/i915/Makefile @@ -42,6 +42,7 @@ i915-y += i915_cmd_parser.o \ i915_gem_shrinker.o \ i915_gem_stolen.o \ i915_gem_tiling.o \ + i915_gem_timeline.o \ i915_gem_userptr.o \ i915_trace_points.o \ intel_breadcrumbs.o \ diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index b6325065c8e8..3a0ea5eace37 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -552,7 +552,7 @@ static int i915_gem_pageflip_info(struct seq_file *m, void *data) seq_printf(m, "Flip queued on %s at seqno %x, next seqno %x [current breadcrumb %x], completed? %d\n", engine->name, i915_gem_request_get_seqno(work->flip_queued_req), - dev_priv->next_seqno, + dev_priv->gt.global_timeline.next_seqno, intel_engine_get_seqno(engine), i915_gem_request_completed(work->flip_queued_req)); } else @@ -662,13 +662,13 @@ static int i915_gem_request_info(struct seq_file *m, void *data) int count; count = 0; - list_for_each_entry(req, &engine->request_list, link) + list_for_each_entry(req, &engine->timeline->requests, link) count++; if (count == 0) continue; seq_printf(m, "%s requests: %d\n", engine->name, count); - list_for_each_entry(req, &engine->request_list, link) + list_for_each_entry(req, &engine->timeline->requests, link) print_request(m, req, " "); any++; @@ -1052,15 +1052,8 @@ static int i915_next_seqno_get(void *data, u64 *val) { struct drm_i915_private *dev_priv = data; - int ret; - - ret = mutex_lock_interruptible(&dev_priv->drm.struct_mutex); - if (ret) - return ret; - - *val = dev_priv->next_seqno; - mutex_unlock(&dev_priv->drm.struct_mutex); + *val = READ_ONCE(dev_priv->gt.global_timeline.next_seqno); return 0; } @@ -1075,7 +1068,7 @@ i915_next_seqno_set(void *data, u64 val) if (ret) return ret; - ret = i915_gem_set_seqno(dev, val); + ret = i915_gem_set_global_seqno(dev, val); mutex_unlock(&dev->struct_mutex); return ret; @@ -1364,7 +1357,7 @@ static int i915_hangcheck_info(struct seq_file *m, void *unused) seq_printf(m, "\tseqno = %x [current %x, last %x]\n", engine->hangcheck.seqno, seqno[id], - engine->last_submitted_seqno); + engine->timeline->last_submitted_seqno); seq_printf(m, "\twaiters? %s, fake irq active? %s\n", yesno(intel_engine_has_waiter(engine)), yesno(test_bit(engine->id, @@ -3181,7 +3174,7 @@ static int i915_engine_info(struct seq_file *m, void *unused) seq_printf(m, "%s\n", engine->name); seq_printf(m, "\tcurrent seqno %x, last %x, hangcheck %x [score %d]\n", intel_engine_get_seqno(engine), - engine->last_submitted_seqno, + engine->timeline->last_submitted_seqno, engine->hangcheck.seqno, engine->hangcheck.score); @@ -3189,14 +3182,14 @@ static int i915_engine_info(struct seq_file *m, void *unused) seq_printf(m, "\tRequests:\n"); - rq = list_first_entry(&engine->request_list, - struct drm_i915_gem_request, link); - if (&rq->link != &engine->request_list) + rq = list_first_entry(&engine->timeline->requests, + struct drm_i915_gem_request, link); + if (&rq->link != &engine->timeline->requests) print_request(m, rq, "\t\tfirst "); - rq = list_last_entry(&engine->request_list, - struct drm_i915_gem_request, link); - if (&rq->link != &engine->request_list) + rq = list_last_entry(&engine->timeline->requests, + struct drm_i915_gem_request, link); + if (&rq->link != &engine->timeline->requests) print_request(m, rq, "\t\tlast "); rq = i915_gem_find_active_request(engine); diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 91cd7b296c0f..839ce2ae38fa 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -831,7 +831,9 @@ static int i915_driver_init_early(struct drm_i915_private *dev_priv, intel_init_display_hooks(dev_priv); intel_init_clock_gating_hooks(dev_priv); intel_init_audio_hooks(dev_priv); - i915_gem_load_init(&dev_priv->drm); + ret = i915_gem_load_init(&dev_priv->drm); + if (ret < 0) + goto err_gvt; intel_display_crc_init(dev_priv); @@ -841,6 +843,8 @@ static int i915_driver_init_early(struct drm_i915_private *dev_priv, return 0; +err_gvt: + intel_gvt_cleanup(dev_priv); err_workqueues: i915_workqueues_cleanup(dev_priv); return ret; diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 693ee69a4715..f0f68f64d09c 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -63,6 +63,7 @@ #include "i915_gem_gtt.h" #include "i915_gem_render_state.h" #include "i915_gem_request.h" +#include "i915_gem_timeline.h" #include "intel_gvt.h" @@ -1830,7 +1831,6 @@ struct drm_i915_private { struct i915_gem_context *kernel_context; struct intel_engine_cs *engine[I915_NUM_ENGINES]; struct i915_vma *semaphore; - u32 next_seqno; struct drm_dma_handle *status_page_dmah; struct resource mch_res; @@ -2090,6 +2090,9 @@ struct drm_i915_private { void (*resume)(struct drm_i915_private *); void (*cleanup_engine)(struct intel_engine_cs *engine); + struct list_head timelines; + struct i915_gem_timeline global_timeline; + /** * Is the GPU currently considered idle, or busy executing * userspace requests? Whilst idle, we allow runtime power @@ -3175,7 +3178,7 @@ int i915_gem_get_aperture_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); int i915_gem_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); -void i915_gem_load_init(struct drm_device *dev); +int i915_gem_load_init(struct drm_device *dev); void i915_gem_load_cleanup(struct drm_device *dev); void i915_gem_load_init_fences(struct drm_i915_private *dev_priv); int i915_gem_freeze(struct drm_i915_private *dev_priv); @@ -3347,7 +3350,7 @@ void i915_gem_track_fb(struct drm_i915_gem_object *old, struct drm_i915_gem_object *new, unsigned frontbuffer_bits); -int __must_check i915_gem_set_seqno(struct drm_device *dev, u32 seqno); +int __must_check i915_gem_set_global_seqno(struct drm_device *dev, u32 seqno); struct drm_i915_gem_request * i915_gem_find_active_request(struct intel_engine_cs *engine); diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 1161a21ec810..525360219bbb 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -371,7 +371,7 @@ out: if (flags & I915_WAIT_LOCKED && i915_gem_request_completed(rq)) i915_gem_request_retire_upto(rq); - if (rps && rq->fence.seqno == rq->engine->last_submitted_seqno) { + if (rps && rq->fence.seqno == rq->timeline->last_submitted_seqno) { /* The GPU is now idle and this client has stalled. * Since no other client has submitted a request in the * meantime, assume that this client is the only one @@ -2563,7 +2563,7 @@ i915_gem_find_active_request(struct intel_engine_cs *engine) * extra delay for a recent interrupt is pointless. Hence, we do * not need an engine->irq_seqno_barrier() before the seqno reads. */ - list_for_each_entry(request, &engine->request_list, link) { + list_for_each_entry(request, &engine->timeline->requests, link) { if (i915_gem_request_completed(request)) continue; @@ -2632,7 +2632,7 @@ static void i915_gem_reset_engine(struct intel_engine_cs *engine) if (i915_gem_context_is_default(incomplete_ctx)) return; - list_for_each_entry_continue(request, &engine->request_list, link) + list_for_each_entry_continue(request, &engine->timeline->requests, link) if (request->ctx == incomplete_ctx) reset_request(request); } @@ -2671,7 +2671,8 @@ static void i915_gem_cleanup_engine(struct intel_engine_cs *engine) * (lockless) lookup doesn't try and wait upon the request as we * reset it. */ - intel_engine_init_seqno(engine, engine->last_submitted_seqno); + intel_engine_init_global_seqno(engine, + engine->timeline->last_submitted_seqno); /* * Clear the execlists queue up before freeing the requests, as those @@ -2979,18 +2980,26 @@ destroy: return 0; } -int i915_gem_wait_for_idle(struct drm_i915_private *dev_priv, - unsigned int flags) +static int wait_for_timeline(struct i915_gem_timeline *tl, unsigned int flags) { - struct intel_engine_cs *engine; - enum intel_engine_id id; - int ret; + int ret, i; - for_each_engine(engine, dev_priv, id) { - if (engine->last_context == NULL) - continue; + for (i = 0; i < ARRAY_SIZE(tl->engine); i++) { + ret = i915_gem_active_wait(&tl->engine[i].last_request, flags); + if (ret) + return ret; + } - ret = intel_engine_idle(engine, flags); + return 0; +} + +int i915_gem_wait_for_idle(struct drm_i915_private *i915, unsigned int flags) +{ + struct i915_gem_timeline *tl; + int ret; + + list_for_each_entry(tl, &i915->gt.timelines, link) { + ret = wait_for_timeline(tl, flags); if (ret) return ret; } @@ -4680,21 +4689,32 @@ i915_gem_load_init_fences(struct drm_i915_private *dev_priv) i915_gem_detect_bit_6_swizzle(dev); } -void +int i915_gem_load_init(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); + int err; dev_priv->objects = kmem_cache_create("i915_gem_object", sizeof(struct drm_i915_gem_object), 0, SLAB_HWCACHE_ALIGN, NULL); + if (!dev_priv->objects) { + err = -ENOMEM; + goto err_out; + } + dev_priv->vmas = kmem_cache_create("i915_gem_vma", sizeof(struct i915_vma), 0, SLAB_HWCACHE_ALIGN, NULL); + if (!dev_priv->vmas) { + err = -ENOMEM; + goto err_objects; + } + dev_priv->requests = kmem_cache_create("i915_gem_request", sizeof(struct drm_i915_gem_request), 0, @@ -4702,6 +4722,19 @@ i915_gem_load_init(struct drm_device *dev) SLAB_RECLAIM_ACCOUNT | SLAB_DESTROY_BY_RCU, NULL); + if (!dev_priv->requests) { + err = -ENOMEM; + goto err_vmas; + } + + mutex_lock(&dev_priv->drm.struct_mutex); + INIT_LIST_HEAD(&dev_priv->gt.timelines); + err = i915_gem_timeline_init(dev_priv, + &dev_priv->gt.global_timeline, + "[execution]"); + mutex_unlock(&dev_priv->drm.struct_mutex); + if (err) + goto err_requests; INIT_LIST_HEAD(&dev_priv->context_list); INIT_WORK(&dev_priv->mm.free_work, __i915_gem_free_work); @@ -4726,6 +4759,17 @@ i915_gem_load_init(struct drm_device *dev) atomic_set(&dev_priv->mm.bsd_engine_dispatch_index, 0); spin_lock_init(&dev_priv->fb_tracking.lock); + + return 0; + +err_requests: + kmem_cache_destroy(dev_priv->requests); +err_vmas: + kmem_cache_destroy(dev_priv->vmas); +err_objects: + kmem_cache_destroy(dev_priv->objects); +err_out: + return err; } void i915_gem_load_cleanup(struct drm_device *dev) diff --git a/drivers/gpu/drm/i915/i915_gem.h b/drivers/gpu/drm/i915/i915_gem.h index 8292e797d9b5..735580d72eb1 100644 --- a/drivers/gpu/drm/i915/i915_gem.h +++ b/drivers/gpu/drm/i915/i915_gem.h @@ -31,4 +31,6 @@ #define GEM_BUG_ON(expr) #endif +#define I915_NUM_ENGINES 5 + #endif /* __I915_GEM_H__ */ diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c index 01a7fa513b4a..16d38f87f0a7 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.c +++ b/drivers/gpu/drm/i915/i915_gem_request.c @@ -40,7 +40,7 @@ static const char *i915_fence_get_timeline_name(struct dma_fence *fence) * multiple execution contexts (fence contexts) as we allow * engines within a single timeline to execute in parallel. */ - return "global"; + return to_request(fence)->timeline->common->name; } static bool i915_fence_signaled(struct dma_fence *fence) @@ -211,7 +211,7 @@ void i915_gem_request_retire_upto(struct drm_i915_gem_request *req) return; do { - tmp = list_first_entry(&engine->request_list, + tmp = list_first_entry(&engine->timeline->requests, typeof(*tmp), link); i915_gem_request_retire(tmp); @@ -238,37 +238,39 @@ static int i915_gem_check_wedge(struct drm_i915_private *dev_priv) return 0; } -static int i915_gem_init_seqno(struct drm_i915_private *dev_priv, u32 seqno) +static int i915_gem_init_global_seqno(struct drm_i915_private *dev_priv, + u32 seqno) { + struct i915_gem_timeline *timeline = &dev_priv->gt.global_timeline; struct intel_engine_cs *engine; enum intel_engine_id id; int ret; /* Carefully retire all requests without writing to the rings */ - for_each_engine(engine, dev_priv, id) { - ret = intel_engine_idle(engine, - I915_WAIT_INTERRUPTIBLE | - I915_WAIT_LOCKED); - if (ret) - return ret; - } + ret = i915_gem_wait_for_idle(dev_priv, + I915_WAIT_INTERRUPTIBLE | + I915_WAIT_LOCKED); + if (ret) + return ret; + i915_gem_retire_requests(dev_priv); /* If the seqno wraps around, we need to clear the breadcrumb rbtree */ - if (!i915_seqno_passed(seqno, dev_priv->next_seqno)) { + if (!i915_seqno_passed(seqno, timeline->next_seqno)) { while (intel_kick_waiters(dev_priv) || intel_kick_signalers(dev_priv)) yield(); + yield(); } /* Finally reset hw state */ for_each_engine(engine, dev_priv, id) - intel_engine_init_seqno(engine, seqno); + intel_engine_init_global_seqno(engine, seqno); return 0; } -int i915_gem_set_seqno(struct drm_device *dev, u32 seqno) +int i915_gem_set_global_seqno(struct drm_device *dev, u32 seqno) { struct drm_i915_private *dev_priv = to_i915(dev); int ret; @@ -281,28 +283,31 @@ int i915_gem_set_seqno(struct drm_device *dev, u32 seqno) /* HWS page needs to be set less than what we * will inject to ring */ - ret = i915_gem_init_seqno(dev_priv, seqno - 1); + ret = i915_gem_init_global_seqno(dev_priv, seqno - 1); if (ret) return ret; - dev_priv->next_seqno = seqno; + dev_priv->gt.global_timeline.next_seqno = seqno; return 0; } -static int i915_gem_get_seqno(struct drm_i915_private *dev_priv, u32 *seqno) +static int i915_gem_get_global_seqno(struct drm_i915_private *dev_priv, + u32 *seqno) { + struct i915_gem_timeline *tl = &dev_priv->gt.global_timeline; + /* reserve 0 for non-seqno */ - if (unlikely(dev_priv->next_seqno == 0)) { + if (unlikely(tl->next_seqno == 0)) { int ret; - ret = i915_gem_init_seqno(dev_priv, 0); + ret = i915_gem_init_global_seqno(dev_priv, 0); if (ret) return ret; - dev_priv->next_seqno = 1; + tl->next_seqno = 1; } - *seqno = dev_priv->next_seqno++; + *seqno = tl->next_seqno++; return 0; } @@ -311,13 +316,14 @@ submit_notify(struct i915_sw_fence *fence, enum i915_sw_fence_notify state) { struct drm_i915_gem_request *request = container_of(fence, typeof(*request), submit); + struct intel_engine_cs *engine = request->engine; /* Will be called from irq-context when using foreign DMA fences */ switch (state) { case FENCE_COMPLETE: - request->engine->last_submitted_seqno = request->fence.seqno; - request->engine->submit_request(request); + engine->timeline->last_submitted_seqno = request->fence.seqno; + engine->submit_request(request); break; case FENCE_FREE: @@ -357,7 +363,7 @@ i915_gem_request_alloc(struct intel_engine_cs *engine, return ERR_PTR(ret); /* Move the oldest request to the slab-cache (if not in use!) */ - req = list_first_entry_or_null(&engine->request_list, + req = list_first_entry_or_null(&engine->timeline->requests, typeof(*req), link); if (req && i915_gem_request_completed(req)) i915_gem_request_retire(req); @@ -394,15 +400,17 @@ i915_gem_request_alloc(struct intel_engine_cs *engine, if (!req) return ERR_PTR(-ENOMEM); - ret = i915_gem_get_seqno(dev_priv, &seqno); + ret = i915_gem_get_global_seqno(dev_priv, &seqno); if (ret) goto err; + req->timeline = engine->timeline; + spin_lock_init(&req->lock); dma_fence_init(&req->fence, &i915_fence_ops, &req->lock, - engine->fence_context, + req->timeline->fence_context, seqno); i915_sw_fence_init(&req->submit, submit_notify); @@ -457,9 +465,16 @@ i915_gem_request_await_request(struct drm_i915_gem_request *to, GEM_BUG_ON(to == from); - if (to->engine == from->engine) + if (to->timeline == from->timeline) return 0; + if (to->engine == from->engine) { + ret = i915_sw_fence_await_sw_fence_gfp(&to->submit, + &from->submit, + GFP_KERNEL); + return ret < 0 ? ret : 0; + } + idx = intel_engine_sync_index(from->engine, to->engine); if (from->fence.seqno <= from->engine->semaphore.sync_seqno[idx]) return 0; @@ -622,6 +637,7 @@ void __i915_add_request(struct drm_i915_gem_request *request, bool flush_caches) { struct intel_engine_cs *engine = request->engine; struct intel_ring *ring = request->ring; + struct intel_timeline *timeline = request->timeline; struct drm_i915_gem_request *prev; u32 request_start; u32 reserved_tail; @@ -679,17 +695,17 @@ void __i915_add_request(struct drm_i915_gem_request *request, bool flush_caches) * see a more recent value in the hws than we are tracking. */ - prev = i915_gem_active_raw(&engine->last_request, + prev = i915_gem_active_raw(&timeline->last_request, &request->i915->drm.struct_mutex); if (prev) i915_sw_fence_await_sw_fence(&request->submit, &prev->submit, &request->submitq); request->emitted_jiffies = jiffies; - request->previous_seqno = engine->last_pending_seqno; - engine->last_pending_seqno = request->fence.seqno; - i915_gem_active_set(&engine->last_request, request); - list_add_tail(&request->link, &engine->request_list); + request->previous_seqno = timeline->last_pending_seqno; + timeline->last_pending_seqno = request->fence.seqno; + i915_gem_active_set(&timeline->last_request, request); + list_add_tail(&request->link, &timeline->requests); list_add_tail(&request->ring_link, &ring->request_list); i915_gem_mark_busy(engine); @@ -899,7 +915,8 @@ static bool engine_retire_requests(struct intel_engine_cs *engine) { struct drm_i915_gem_request *request, *next; - list_for_each_entry_safe(request, next, &engine->request_list, link) { + list_for_each_entry_safe(request, next, + &engine->timeline->requests, link) { if (!i915_gem_request_completed(request)) return false; diff --git a/drivers/gpu/drm/i915/i915_gem_request.h b/drivers/gpu/drm/i915/i915_gem_request.h index a51d596a60ac..4ac30ae93e49 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.h +++ b/drivers/gpu/drm/i915/i915_gem_request.h @@ -81,6 +81,7 @@ struct drm_i915_gem_request { struct i915_gem_context *ctx; struct intel_engine_cs *engine; struct intel_ring *ring; + struct intel_timeline *timeline; struct intel_signal_node signaling; struct i915_sw_fence submit; diff --git a/drivers/gpu/drm/i915/i915_gem_timeline.c b/drivers/gpu/drm/i915/i915_gem_timeline.c new file mode 100644 index 000000000000..a1bd03d10852 --- /dev/null +++ b/drivers/gpu/drm/i915/i915_gem_timeline.c @@ -0,0 +1,64 @@ +/* + * Copyright © 2016 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + * + */ + +#include "i915_drv.h" + +int i915_gem_timeline_init(struct drm_i915_private *i915, + struct i915_gem_timeline *timeline, + const char *name) +{ + unsigned int i; + u64 fences; + + lockdep_assert_held(&i915->drm.struct_mutex); + + timeline->i915 = i915; + timeline->name = kstrdup(name ?: "[kernel]", GFP_KERNEL); + if (!timeline->name) + return -ENOMEM; + + list_add(&timeline->link, &i915->gt.timelines); + + /* Called during early_init before we know how many engines there are */ + fences = dma_fence_context_alloc(ARRAY_SIZE(timeline->engine)); + for (i = 0; i < ARRAY_SIZE(timeline->engine); i++) { + struct intel_timeline *tl = &timeline->engine[i]; + + tl->fence_context = fences++; + tl->common = timeline; + + init_request_active(&tl->last_request, NULL); + INIT_LIST_HEAD(&tl->requests); + } + + return 0; +} + +void i915_gem_timeline_fini(struct i915_gem_timeline *tl) +{ + lockdep_assert_held(&tl->i915->drm.struct_mutex); + + list_del(&tl->link); + kfree(tl->name); +} diff --git a/drivers/gpu/drm/i915/i915_gem_timeline.h b/drivers/gpu/drm/i915/i915_gem_timeline.h new file mode 100644 index 000000000000..bfdf0331cc50 --- /dev/null +++ b/drivers/gpu/drm/i915/i915_gem_timeline.h @@ -0,0 +1,70 @@ +/* + * Copyright © 2016 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + * + */ + +#ifndef I915_GEM_TIMELINE_H +#define I915_GEM_TIMELINE_H + +#include + +#include "i915_gem_request.h" + +struct i915_gem_timeline; + +struct intel_timeline { + u64 fence_context; + u32 last_submitted_seqno; + u32 last_pending_seqno; + + /** + * List of breadcrumbs associated with GPU requests currently + * outstanding. + */ + struct list_head requests; + + /* Contains an RCU guarded pointer to the last request. No reference is + * held to the request, users must carefully acquire a reference to + * the request using i915_gem_active_get_request_rcu(), or hold the + * struct_mutex. + */ + struct i915_gem_active last_request; + + struct i915_gem_timeline *common; +}; + +struct i915_gem_timeline { + struct list_head link; + u32 next_seqno; + + struct drm_i915_private *i915; + const char *name; + + struct intel_timeline engine[I915_NUM_ENGINES]; +}; + +int i915_gem_timeline_init(struct drm_i915_private *i915, + struct i915_gem_timeline *tl, + const char *name); +void i915_gem_timeline_fini(struct i915_gem_timeline *tl); + +#endif diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index aa8dadcc669f..12fea57d41fb 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -1110,7 +1110,7 @@ static void error_record_engine_registers(struct drm_i915_error_state *error, ee->instpm = I915_READ(RING_INSTPM(engine->mmio_base)); ee->acthd = intel_engine_get_active_head(engine); ee->seqno = intel_engine_get_seqno(engine); - ee->last_seqno = engine->last_submitted_seqno; + ee->last_seqno = engine->timeline->last_submitted_seqno; ee->start = I915_READ_START(engine); ee->head = I915_READ_HEAD(engine); ee->tail = I915_READ_TAIL(engine); @@ -1195,7 +1195,7 @@ static void engine_record_requests(struct intel_engine_cs *engine, count = 0; request = first; - list_for_each_entry_from(request, &engine->request_list, link) + list_for_each_entry_from(request, &engine->timeline->requests, link) count++; if (!count) return; @@ -1208,7 +1208,7 @@ static void engine_record_requests(struct intel_engine_cs *engine, count = 0; request = first; - list_for_each_entry_from(request, &engine->request_list, link) { + list_for_each_entry_from(request, &engine->timeline->requests, link) { if (count >= ee->num_requests) { /* * If the ring request list was changed in diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c index 74235ea3950f..cca250e90845 100644 --- a/drivers/gpu/drm/i915/i915_guc_submission.c +++ b/drivers/gpu/drm/i915/i915_guc_submission.c @@ -1522,7 +1522,8 @@ int i915_guc_submission_enable(struct drm_i915_private *dev_priv) engine->submit_request = i915_guc_submit; /* Replay the current set of previously submitted requests */ - list_for_each_entry(request, &engine->request_list, link) { + list_for_each_entry(request, + &engine->timeline->requests, link) { client->wq_rsvd += sizeof(struct guc_wq_item); if (i915_sw_fence_done(&request->submit)) i915_guc_submit(request); diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 88239e1b29e4..90d0905592f2 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -3168,7 +3168,7 @@ static void i915_hangcheck_elapsed(struct work_struct *work) acthd = intel_engine_get_active_head(engine); seqno = intel_engine_get_seqno(engine); - submit = READ_ONCE(engine->last_submitted_seqno); + submit = READ_ONCE(engine->timeline->last_submitted_seqno); if (engine->hangcheck.seqno == seqno) { if (i915_seqno_passed(seqno, submit)) { diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c index fd551824adf9..6a3105512d18 100644 --- a/drivers/gpu/drm/i915/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/intel_engine_cs.c @@ -174,7 +174,7 @@ cleanup: return ret; } -void intel_engine_init_seqno(struct intel_engine_cs *engine, u32 seqno) +void intel_engine_init_global_seqno(struct intel_engine_cs *engine, u32 seqno) { struct drm_i915_private *dev_priv = engine->i915; @@ -210,7 +210,9 @@ void intel_engine_init_seqno(struct intel_engine_cs *engine, u32 seqno) intel_write_status_page(engine, I915_GEM_HWS_INDEX, seqno); if (engine->irq_seqno_barrier) engine->irq_seqno_barrier(engine); - engine->last_submitted_seqno = seqno; + + GEM_BUG_ON(i915_gem_active_isset(&engine->timeline->last_request)); + engine->timeline->last_submitted_seqno = seqno; engine->hangcheck.seqno = seqno; @@ -225,10 +227,9 @@ void intel_engine_init_hangcheck(struct intel_engine_cs *engine) memset(&engine->hangcheck, 0, sizeof(engine->hangcheck)); } -static void intel_engine_init_requests(struct intel_engine_cs *engine) +static void intel_engine_init_timeline(struct intel_engine_cs *engine) { - init_request_active(&engine->last_request, NULL); - INIT_LIST_HEAD(&engine->request_list); + engine->timeline = &engine->i915->gt.global_timeline.engine[engine->id]; } /** @@ -245,9 +246,7 @@ void intel_engine_setup_common(struct intel_engine_cs *engine) INIT_LIST_HEAD(&engine->execlist_queue); spin_lock_init(&engine->execlist_lock); - engine->fence_context = dma_fence_context_alloc(1); - - intel_engine_init_requests(engine); + intel_engine_init_timeline(engine); intel_engine_init_hangcheck(engine); i915_gem_batch_pool_init(engine, &engine->batch_pool); diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index cb6e96c6cd47..a62e396c8863 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -4,6 +4,7 @@ #include #include "i915_gem_batch_pool.h" #include "i915_gem_request.h" +#include "i915_gem_timeline.h" #define I915_CMD_HASH_ORDER 9 @@ -169,7 +170,6 @@ struct intel_engine_cs { VCS2, /* Keep instances of the same type engine together. */ VECS } id; -#define I915_NUM_ENGINES 5 #define _VCS(n) (VCS + (n)) unsigned int exec_id; enum intel_engine_hw_id { @@ -180,10 +180,10 @@ struct intel_engine_cs { VCS2_HW } hw_id; enum intel_engine_hw_id guc_id; /* XXX same as hw_id? */ - u64 fence_context; u32 mmio_base; unsigned int irq_shift; struct intel_ring *buffer; + struct intel_timeline *timeline; struct intel_render_state *render_state; @@ -346,27 +346,6 @@ struct intel_engine_cs { bool preempt_wa; u32 ctx_desc_template; - /** - * List of breadcrumbs associated with GPU requests currently - * outstanding. - */ - struct list_head request_list; - - /** - * Seqno of request most recently submitted to request_list. - * Used exclusively by hang checker to avoid grabbing lock while - * inspecting request list. - */ - u32 last_submitted_seqno; - u32 last_pending_seqno; - - /* An RCU guarded pointer to the last request. No reference is - * held to the request, users must carefully acquire a reference to - * the request using i915_gem_active_get_rcu(), or hold the - * struct_mutex. - */ - struct i915_gem_active last_request; - struct i915_gem_context *last_context; struct intel_engine_hangcheck hangcheck; @@ -516,20 +495,13 @@ static inline u32 intel_ring_offset(struct intel_ring *ring, u32 value) int __intel_ring_space(int head, int tail, int size); void intel_ring_update_space(struct intel_ring *ring); -void intel_engine_init_seqno(struct intel_engine_cs *engine, u32 seqno); +void intel_engine_init_global_seqno(struct intel_engine_cs *engine, u32 seqno); void intel_engine_setup_common(struct intel_engine_cs *engine); int intel_engine_init_common(struct intel_engine_cs *engine); int intel_engine_create_scratch(struct intel_engine_cs *engine, int size); void intel_engine_cleanup_common(struct intel_engine_cs *engine); -static inline int intel_engine_idle(struct intel_engine_cs *engine, - unsigned int flags) -{ - /* Wait upon the last request to be completed */ - return i915_gem_active_wait(&engine->last_request, flags); -} - int intel_init_render_ring_buffer(struct intel_engine_cs *engine); int intel_init_bsd_ring_buffer(struct intel_engine_cs *engine); int intel_init_bsd2_ring_buffer(struct intel_engine_cs *engine); @@ -619,7 +591,7 @@ unsigned int intel_kick_signalers(struct drm_i915_private *i915); static inline bool intel_engine_is_active(struct intel_engine_cs *engine) { - return i915_gem_active_isset(&engine->last_request); + return i915_gem_active_isset(&engine->timeline->last_request); } #endif /* _INTEL_RINGBUFFER_H_ */ -- cgit v1.2.3 From 3033acab07f95c089fb871896406657ad4000ed6 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:47 +0100 Subject: drm/i915: Queue the idling context switch after all other timelines Before suspend, we wait for the switch to the kernel context. In order for all the other context images to be complete upon suspend, that switch must be the last operation by the GPU (i.e. this idling request must not overtake any pending requests). To make this request execute last, we make it depend on every other inflight request. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-24-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem.c | 10 ++++++++++ drivers/gpu/drm/i915/i915_gem_context.c | 23 +++++++++++++++++------ 2 files changed, 27 insertions(+), 6 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 525360219bbb..5ea46a7d991f 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -4362,6 +4362,15 @@ void __i915_gem_object_release_unless_active(struct drm_i915_gem_object *obj) i915_gem_object_put(obj); } +static void assert_kernel_context_is_current(struct drm_i915_private *dev_priv) +{ + struct intel_engine_cs *engine; + enum intel_engine_id id; + + for_each_engine(engine, dev_priv, id) + GEM_BUG_ON(engine->last_context != dev_priv->kernel_context); +} + int i915_gem_suspend(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); @@ -4391,6 +4400,7 @@ int i915_gem_suspend(struct drm_device *dev) i915_gem_retire_requests(dev_priv); + assert_kernel_context_is_current(dev_priv); i915_gem_context_lost(dev_priv); mutex_unlock(&dev->struct_mutex); diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c index 47e888cc721f..a2acb8bb5f34 100644 --- a/drivers/gpu/drm/i915/i915_gem_context.c +++ b/drivers/gpu/drm/i915/i915_gem_context.c @@ -931,22 +931,33 @@ int i915_switch_context(struct drm_i915_gem_request *req) int i915_gem_switch_to_kernel_context(struct drm_i915_private *dev_priv) { struct intel_engine_cs *engine; + struct i915_gem_timeline *timeline; enum intel_engine_id id; + lockdep_assert_held(&dev_priv->drm.struct_mutex); + for_each_engine(engine, dev_priv, id) { struct drm_i915_gem_request *req; int ret; - if (engine->last_context == NULL) - continue; - - if (engine->last_context == dev_priv->kernel_context) - continue; - req = i915_gem_request_alloc(engine, dev_priv->kernel_context); if (IS_ERR(req)) return PTR_ERR(req); + /* Queue this switch after all other activity */ + list_for_each_entry(timeline, &dev_priv->gt.timelines, link) { + struct drm_i915_gem_request *prev; + struct intel_timeline *tl; + + tl = &timeline->engine[engine->id]; + prev = i915_gem_active_raw(&tl->last_request, + &dev_priv->drm.struct_mutex); + if (prev) + i915_sw_fence_await_sw_fence_gfp(&req->submit, + &prev->submit, + GFP_KERNEL); + } + ret = i915_switch_context(req); i915_add_request_no_flush(req); if (ret) -- cgit v1.2.3 From 4680816be3362bdf6ac712cbdc6098c76febe78f Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:48 +0100 Subject: drm/i915: Wait first for submission, before waiting for request completion In future patches, we will no longer be able to wait on a static global seqno and instead have to break our wait up into phases. First we wait for the global seqno assignment (upon submission to hardware), and once submitted we wait for the hardware to complete. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-25-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem_request.c | 51 +++++++++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c index 16d38f87f0a7..03ae85a1eefb 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.c +++ b/drivers/gpu/drm/i915/i915_gem_request.c @@ -789,6 +789,49 @@ bool __i915_spin_request(const struct drm_i915_gem_request *req, return false; } +static long +__i915_request_wait_for_submit(struct drm_i915_gem_request *request, + unsigned int flags, + long timeout) +{ + const int state = flags & I915_WAIT_INTERRUPTIBLE ? + TASK_INTERRUPTIBLE : TASK_UNINTERRUPTIBLE; + wait_queue_head_t *q = &request->i915->gpu_error.wait_queue; + DEFINE_WAIT(reset); + DEFINE_WAIT(wait); + + if (flags & I915_WAIT_LOCKED) + add_wait_queue(q, &reset); + + do { + prepare_to_wait(&request->submit.wait, &wait, state); + + if (i915_sw_fence_done(&request->submit)) + break; + + if (flags & I915_WAIT_LOCKED && + i915_reset_in_progress(&request->i915->gpu_error)) { + __set_current_state(TASK_RUNNING); + i915_reset(request->i915); + reset_wait_queue(q, &reset); + continue; + } + + if (signal_pending_state(state, current)) { + timeout = -ERESTARTSYS; + break; + } + + timeout = io_schedule_timeout(timeout); + } while (timeout); + finish_wait(&request->submit.wait, &wait); + + if (flags & I915_WAIT_LOCKED) + remove_wait_queue(q, &reset); + + return timeout; +} + /** * i915_wait_request - wait until execution of request has finished * @req: the request to wait upon @@ -833,6 +876,14 @@ long i915_wait_request(struct drm_i915_gem_request *req, trace_i915_gem_request_wait_begin(req); + if (!i915_sw_fence_done(&req->submit)) { + timeout = __i915_request_wait_for_submit(req, flags, timeout); + if (timeout < 0) + goto complete; + + GEM_BUG_ON(!i915_sw_fence_done(&req->submit)); + } + /* Optimistic short spin before touching IRQs */ if (i915_spin_request(req, state, 5)) goto complete; -- cgit v1.2.3 From 65e4760e3920c21073a9d737929dc36df561380f Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:49 +0100 Subject: drm/i915: Introduce a global_seqno for each request Though we will have multiple timelines, we still have a single timeline of execution. This we can use to provide an execution and retirement order of requests. This keeps tracking execution of requests simple, and vital for preserving a single waiter (i.e. so that we can order the waiters so that only the earliest to wakeup need be woken). To accomplish this we distinguish the seqno used to order requests per-context (external) and that used internally for execution. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-26-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_debugfs.c | 2 +- drivers/gpu/drm/i915/i915_drv.h | 4 ++-- drivers/gpu/drm/i915/i915_gem.c | 2 +- drivers/gpu/drm/i915/i915_gem_request.c | 19 +++++++++++++----- drivers/gpu/drm/i915/i915_gem_request.h | 32 +++++++++++++++++++++++++----- drivers/gpu/drm/i915/i915_gpu_error.c | 2 +- drivers/gpu/drm/i915/i915_guc_submission.c | 4 ++-- drivers/gpu/drm/i915/i915_trace.h | 8 ++++---- drivers/gpu/drm/i915/intel_breadcrumbs.c | 8 +++++--- drivers/gpu/drm/i915/intel_lrc.c | 4 ++-- drivers/gpu/drm/i915/intel_ringbuffer.c | 14 ++++++------- 11 files changed, 66 insertions(+), 33 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 3a0ea5eace37..90bc4a89e0d5 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -637,7 +637,7 @@ static void print_request(struct seq_file *m, rcu_read_lock(); task = pid ? pid_task(pid, PIDTYPE_PID) : NULL; seq_printf(m, "%s%x [%x:%x] @ %d: %s [%d]\n", prefix, - rq->fence.seqno, rq->ctx->hw_id, rq->fence.seqno, + rq->global_seqno, rq->ctx->hw_id, rq->fence.seqno, jiffies_to_msecs(jiffies - rq->emitted_jiffies), task ? task->comm : "", task ? task->pid : -1); diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index f0f68f64d09c..217674bb1495 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -4050,7 +4050,7 @@ __i915_request_irq_complete(struct drm_i915_gem_request *req) /* Before we do the heavier coherent read of the seqno, * check the value (hopefully) in the CPU cacheline. */ - if (i915_gem_request_completed(req)) + if (__i915_gem_request_completed(req)) return true; /* Ensure our read of the seqno is coherent so that we @@ -4101,7 +4101,7 @@ __i915_request_irq_complete(struct drm_i915_gem_request *req) wake_up_process(tsk); rcu_read_unlock(); - if (i915_gem_request_completed(req)) + if (__i915_gem_request_completed(req)) return true; } diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 5ea46a7d991f..f4cfb88bd804 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2615,7 +2615,7 @@ static void i915_gem_reset_engine(struct intel_engine_cs *engine) return; DRM_DEBUG_DRIVER("resetting %s to restart from tail of request 0x%x\n", - engine->name, request->fence.seqno); + engine->name, request->global_seqno); /* Setup the CS to resume from the breadcrumb of the hung request */ engine->reset_hw(engine, request); diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c index 03ae85a1eefb..311cf3fac2e0 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.c +++ b/drivers/gpu/drm/i915/i915_gem_request.c @@ -376,7 +376,7 @@ i915_gem_request_alloc(struct intel_engine_cs *engine, * of being read by __i915_gem_active_get_rcu(). As such, * we have to be very careful when overwriting the contents. During * the RCU lookup, we change chase the request->engine pointer, - * read the request->fence.seqno and increment the reference count. + * read the request->global_seqno and increment the reference count. * * The reference count is incremented atomically. If it is zero, * the lookup knows the request is unallocated and complete. Otherwise, @@ -418,6 +418,7 @@ i915_gem_request_alloc(struct intel_engine_cs *engine, INIT_LIST_HEAD(&req->active_list); req->i915 = dev_priv; req->engine = engine; + req->global_seqno = seqno; req->ctx = i915_gem_context_get(ctx); /* No zalloc, must clear what we need by hand */ @@ -475,8 +476,15 @@ i915_gem_request_await_request(struct drm_i915_gem_request *to, return ret < 0 ? ret : 0; } + if (!from->global_seqno) { + ret = i915_sw_fence_await_dma_fence(&to->submit, + &from->fence, 0, + GFP_KERNEL); + return ret < 0 ? ret : 0; + } + idx = intel_engine_sync_index(from->engine, to->engine); - if (from->fence.seqno <= from->engine->semaphore.sync_seqno[idx]) + if (from->global_seqno <= from->engine->semaphore.sync_seqno[idx]) return 0; trace_i915_gem_ring_sync_to(to, from); @@ -494,7 +502,7 @@ i915_gem_request_await_request(struct drm_i915_gem_request *to, return ret; } - from->engine->semaphore.sync_seqno[idx] = from->fence.seqno; + from->engine->semaphore.sync_seqno[idx] = from->global_seqno; return 0; } @@ -774,7 +782,7 @@ bool __i915_spin_request(const struct drm_i915_gem_request *req, timeout_us += local_clock_us(&cpu); do { - if (i915_gem_request_completed(req)) + if (__i915_gem_request_completed(req)) return true; if (signal_pending_state(state, current)) @@ -883,6 +891,7 @@ long i915_wait_request(struct drm_i915_gem_request *req, GEM_BUG_ON(!i915_sw_fence_done(&req->submit)); } + GEM_BUG_ON(!req->global_seqno); /* Optimistic short spin before touching IRQs */ if (i915_spin_request(req, state, 5)) @@ -892,7 +901,7 @@ long i915_wait_request(struct drm_i915_gem_request *req, if (flags & I915_WAIT_LOCKED) add_wait_queue(&req->i915->gpu_error.wait_queue, &reset); - intel_wait_init(&wait, req->fence.seqno); + intel_wait_init(&wait, req->global_seqno); if (intel_engine_add_wait(req->engine, &wait)) /* In order to check that we haven't missed the interrupt * as we enabled it, we need to kick ourselves to do a diff --git a/drivers/gpu/drm/i915/i915_gem_request.h b/drivers/gpu/drm/i915/i915_gem_request.h index 4ac30ae93e49..75f8360b3421 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.h +++ b/drivers/gpu/drm/i915/i915_gem_request.h @@ -87,6 +87,8 @@ struct drm_i915_gem_request { struct i915_sw_fence submit; wait_queue_t submitq; + u32 global_seqno; + /** GEM sequence number associated with the previous request, * when the HWS breadcrumb is equal to this the GPU is processing * this request. @@ -163,7 +165,7 @@ void i915_gem_request_retire_upto(struct drm_i915_gem_request *req); static inline u32 i915_gem_request_get_seqno(struct drm_i915_gem_request *req) { - return req ? req->fence.seqno : 0; + return req ? req->global_seqno : 0; } static inline struct intel_engine_cs * @@ -248,17 +250,37 @@ static inline bool i915_seqno_passed(u32 seq1, u32 seq2) } static inline bool -i915_gem_request_started(const struct drm_i915_gem_request *req) +__i915_gem_request_started(const struct drm_i915_gem_request *req) { + GEM_BUG_ON(!req->global_seqno); return i915_seqno_passed(intel_engine_get_seqno(req->engine), req->previous_seqno); } static inline bool -i915_gem_request_completed(const struct drm_i915_gem_request *req) +i915_gem_request_started(const struct drm_i915_gem_request *req) { + if (!req->global_seqno) + return false; + + return __i915_gem_request_started(req); +} + +static inline bool +__i915_gem_request_completed(const struct drm_i915_gem_request *req) +{ + GEM_BUG_ON(!req->global_seqno); return i915_seqno_passed(intel_engine_get_seqno(req->engine), - req->fence.seqno); + req->global_seqno); +} + +static inline bool +i915_gem_request_completed(const struct drm_i915_gem_request *req) +{ + if (!req->global_seqno) + return false; + + return __i915_gem_request_completed(req); } bool __i915_spin_request(const struct drm_i915_gem_request *request, @@ -266,7 +288,7 @@ bool __i915_spin_request(const struct drm_i915_gem_request *request, static inline bool i915_spin_request(const struct drm_i915_gem_request *request, int state, unsigned long timeout_us) { - return (i915_gem_request_started(request) && + return (__i915_gem_request_started(request) && __i915_spin_request(request, state, timeout_us)); } diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 12fea57d41fb..9aa197ca6210 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -1176,7 +1176,7 @@ static void record_request(struct drm_i915_gem_request *request, struct drm_i915_error_request *erq) { erq->context = request->ctx->hw_id; - erq->seqno = request->fence.seqno; + erq->seqno = request->global_seqno; erq->jiffies = request->emitted_jiffies; erq->head = request->head; erq->tail = request->tail; diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c index cca250e90845..857ef914cae7 100644 --- a/drivers/gpu/drm/i915/i915_guc_submission.c +++ b/drivers/gpu/drm/i915/i915_guc_submission.c @@ -554,7 +554,7 @@ static void guc_wq_item_append(struct i915_guc_client *gc, wqi->context_desc = (u32)intel_lr_context_descriptor(rq->ctx, engine); wqi->ring_tail = tail << WQ_RING_TAIL_SHIFT; - wqi->fence_id = rq->fence.seqno; + wqi->fence_id = rq->global_seqno; kunmap_atomic(base); } @@ -655,7 +655,7 @@ static void i915_guc_submit(struct drm_i915_gem_request *rq) client->b_fail += 1; guc->submissions[engine_id] += 1; - guc->last_seqno[engine_id] = rq->fence.seqno; + guc->last_seqno[engine_id] = rq->global_seqno; spin_unlock(&client->wq_lock); } diff --git a/drivers/gpu/drm/i915/i915_trace.h b/drivers/gpu/drm/i915/i915_trace.h index 5c912c25f7d3..c5d210ebaa9a 100644 --- a/drivers/gpu/drm/i915/i915_trace.h +++ b/drivers/gpu/drm/i915/i915_trace.h @@ -466,7 +466,7 @@ TRACE_EVENT(i915_gem_ring_sync_to, __entry->dev = from->i915->drm.primary->index; __entry->sync_from = from->engine->id; __entry->sync_to = to->engine->id; - __entry->seqno = from->fence.seqno; + __entry->seqno = from->global_seqno; ), TP_printk("dev=%u, sync-from=%u, sync-to=%u, seqno=%u", @@ -489,7 +489,7 @@ TRACE_EVENT(i915_gem_ring_dispatch, TP_fast_assign( __entry->dev = req->i915->drm.primary->index; __entry->ring = req->engine->id; - __entry->seqno = req->fence.seqno; + __entry->seqno = req->global_seqno; __entry->flags = flags; dma_fence_enable_sw_signaling(&req->fence); ), @@ -534,7 +534,7 @@ DECLARE_EVENT_CLASS(i915_gem_request, TP_fast_assign( __entry->dev = req->i915->drm.primary->index; __entry->ring = req->engine->id; - __entry->seqno = req->fence.seqno; + __entry->seqno = req->global_seqno; ), TP_printk("dev=%u, ring=%u, seqno=%u", @@ -596,7 +596,7 @@ TRACE_EVENT(i915_gem_request_wait_begin, TP_fast_assign( __entry->dev = req->i915->drm.primary->index; __entry->ring = req->engine->id; - __entry->seqno = req->fence.seqno; + __entry->seqno = req->global_seqno; __entry->blocking = mutex_is_locked(&req->i915->drm.struct_mutex); ), diff --git a/drivers/gpu/drm/i915/intel_breadcrumbs.c b/drivers/gpu/drm/i915/intel_breadcrumbs.c index 56efcc507ea2..0d5def0d2dfe 100644 --- a/drivers/gpu/drm/i915/intel_breadcrumbs.c +++ b/drivers/gpu/drm/i915/intel_breadcrumbs.c @@ -504,9 +504,11 @@ void intel_engine_enable_signaling(struct drm_i915_gem_request *request) /* locked by dma_fence_enable_sw_signaling() */ assert_spin_locked(&request->lock); + if (!request->global_seqno) + return; request->signaling.wait.tsk = b->signaler; - request->signaling.wait.seqno = request->fence.seqno; + request->signaling.wait.seqno = request->global_seqno; i915_gem_request_get(request); spin_lock(&b->lock); @@ -530,8 +532,8 @@ void intel_engine_enable_signaling(struct drm_i915_gem_request *request) p = &b->signals.rb_node; while (*p) { parent = *p; - if (i915_seqno_passed(request->fence.seqno, - to_signaler(parent)->fence.seqno)) { + if (i915_seqno_passed(request->global_seqno, + to_signaler(parent)->global_seqno)) { p = &parent->rb_right; first = false; } else { diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index cb30549dfd40..e0a9bf81774b 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -1584,7 +1584,7 @@ static int gen8_emit_request(struct drm_i915_gem_request *request) intel_hws_seqno_address(request->engine) | MI_FLUSH_DW_USE_GTT); intel_ring_emit(ring, 0); - intel_ring_emit(ring, request->fence.seqno); + intel_ring_emit(ring, request->global_seqno); intel_ring_emit(ring, MI_USER_INTERRUPT); intel_ring_emit(ring, MI_NOOP); return intel_logical_ring_advance(request); @@ -1613,7 +1613,7 @@ static int gen8_emit_request_render(struct drm_i915_gem_request *request) PIPE_CONTROL_QW_WRITE)); intel_ring_emit(ring, intel_hws_seqno_address(request->engine)); intel_ring_emit(ring, 0); - intel_ring_emit(ring, i915_gem_request_get_seqno(request)); + intel_ring_emit(ring, request->global_seqno); /* We're thrashing one dword of HWS. */ intel_ring_emit(ring, 0); intel_ring_emit(ring, MI_USER_INTERRUPT); diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index aaa46d9ffbc1..76c6b70303fb 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -1238,7 +1238,7 @@ static int gen8_rcs_signal(struct drm_i915_gem_request *req) PIPE_CONTROL_CS_STALL); intel_ring_emit(ring, lower_32_bits(gtt_offset)); intel_ring_emit(ring, upper_32_bits(gtt_offset)); - intel_ring_emit(ring, req->fence.seqno); + intel_ring_emit(ring, req->global_seqno); intel_ring_emit(ring, 0); intel_ring_emit(ring, MI_SEMAPHORE_SIGNAL | @@ -1274,7 +1274,7 @@ static int gen8_xcs_signal(struct drm_i915_gem_request *req) lower_32_bits(gtt_offset) | MI_FLUSH_DW_USE_GTT); intel_ring_emit(ring, upper_32_bits(gtt_offset)); - intel_ring_emit(ring, req->fence.seqno); + intel_ring_emit(ring, req->global_seqno); intel_ring_emit(ring, MI_SEMAPHORE_SIGNAL | MI_SEMAPHORE_TARGET(waiter->hw_id)); @@ -1308,7 +1308,7 @@ static int gen6_signal(struct drm_i915_gem_request *req) if (i915_mmio_reg_valid(mbox_reg)) { intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(1)); intel_ring_emit_reg(ring, mbox_reg); - intel_ring_emit(ring, req->fence.seqno); + intel_ring_emit(ring, req->global_seqno); } } @@ -1339,7 +1339,7 @@ static int i9xx_emit_request(struct drm_i915_gem_request *req) intel_ring_emit(ring, MI_STORE_DWORD_INDEX); intel_ring_emit(ring, I915_GEM_HWS_INDEX << MI_STORE_DWORD_INDEX_SHIFT); - intel_ring_emit(ring, req->fence.seqno); + intel_ring_emit(ring, req->global_seqno); intel_ring_emit(ring, MI_USER_INTERRUPT); intel_ring_advance(ring); @@ -1389,7 +1389,7 @@ static int gen8_render_emit_request(struct drm_i915_gem_request *req) PIPE_CONTROL_QW_WRITE)); intel_ring_emit(ring, intel_hws_seqno_address(engine)); intel_ring_emit(ring, 0); - intel_ring_emit(ring, i915_gem_request_get_seqno(req)); + intel_ring_emit(ring, req->global_seqno); /* We're thrashing one dword of HWS. */ intel_ring_emit(ring, 0); intel_ring_emit(ring, MI_USER_INTERRUPT); @@ -1427,7 +1427,7 @@ gen8_ring_sync_to(struct drm_i915_gem_request *req, MI_SEMAPHORE_WAIT | MI_SEMAPHORE_GLOBAL_GTT | MI_SEMAPHORE_SAD_GTE_SDD); - intel_ring_emit(ring, signal->fence.seqno); + intel_ring_emit(ring, signal->global_seqno); intel_ring_emit(ring, lower_32_bits(offset)); intel_ring_emit(ring, upper_32_bits(offset)); intel_ring_advance(ring); @@ -1465,7 +1465,7 @@ gen6_ring_sync_to(struct drm_i915_gem_request *req, * seqno is >= the last seqno executed. However for hardware the * comparison is strictly greater than. */ - intel_ring_emit(ring, signal->fence.seqno - 1); + intel_ring_emit(ring, signal->global_seqno - 1); intel_ring_emit(ring, 0); intel_ring_emit(ring, MI_NOOP); intel_ring_advance(ring); -- cgit v1.2.3 From 9b81d556b11fe58827dcd87bc5deaf8da2f716ae Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:50 +0100 Subject: drm/i915: Rename ->emit_request to ->emit_breadcrumb Now that the emission of the request tail and its submission to hardware are two separate steps, engine->emit_request() is confusing. engine->emit_request() is called to emit the breadcrumb commands for the request into the ring, name it such (engine->emit_breadcrumb). Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-27-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem_request.c | 4 ++-- drivers/gpu/drm/i915/intel_lrc.c | 10 +++++----- drivers/gpu/drm/i915/intel_ringbuffer.c | 16 ++++++++-------- drivers/gpu/drm/i915/intel_ringbuffer.h | 2 +- 4 files changed, 16 insertions(+), 16 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c index 311cf3fac2e0..a626b2638722 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.c +++ b/drivers/gpu/drm/i915/i915_gem_request.c @@ -685,8 +685,8 @@ void __i915_add_request(struct drm_i915_gem_request *request, bool flush_caches) request->postfix = ring->tail; /* Not allowed to fail! */ - ret = engine->emit_request(request); - WARN(ret, "(%s)->emit_request failed: %d!\n", engine->name, ret); + ret = engine->emit_breadcrumb(request); + WARN(ret, "(%s)->emit_breadcrumb failed: %d!\n", engine->name, ret); /* Sanity check that the reserved size was large enough. */ ret = ring->tail - request_start; diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index e0a9bf81774b..57dba458f185 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -440,7 +440,7 @@ static void execlists_dequeue(struct intel_engine_cs *engine) if (last) /* WaIdleLiteRestore:bdw,skl * Apply the wa NOOPs to prevent ring:HEAD == req:TAIL - * as we resubmit the request. See gen8_emit_request() + * as we resubmit the request. See gen8_emit_breadcrumb() * for where we prepare the padding after the end of the * request. */ @@ -1567,7 +1567,7 @@ static void bxt_a_seqno_barrier(struct intel_engine_cs *engine) * restore with HEAD==TAIL (WaIdleLiteRestore). */ -static int gen8_emit_request(struct drm_i915_gem_request *request) +static int gen8_emit_breadcrumb(struct drm_i915_gem_request *request) { struct intel_ring *ring = request->ring; int ret; @@ -1590,7 +1590,7 @@ static int gen8_emit_request(struct drm_i915_gem_request *request) return intel_logical_ring_advance(request); } -static int gen8_emit_request_render(struct drm_i915_gem_request *request) +static int gen8_emit_breadcrumb_render(struct drm_i915_gem_request *request) { struct intel_ring *ring = request->ring; int ret; @@ -1694,7 +1694,7 @@ logical_ring_default_vfuncs(struct intel_engine_cs *engine) engine->init_hw = gen8_init_common_ring; engine->reset_hw = reset_common_ring; engine->emit_flush = gen8_emit_flush; - engine->emit_request = gen8_emit_request; + engine->emit_breadcrumb = gen8_emit_breadcrumb; engine->submit_request = execlists_submit_request; engine->irq_enable = gen8_logical_ring_enable_irq; @@ -1816,7 +1816,7 @@ int logical_render_ring_init(struct intel_engine_cs *engine) engine->init_hw = gen8_init_render_ring; engine->init_context = gen8_init_rcs_context; engine->emit_flush = gen8_emit_flush_render; - engine->emit_request = gen8_emit_request_render; + engine->emit_breadcrumb = gen8_emit_breadcrumb_render; ret = intel_engine_create_scratch(engine, 4096); if (ret) diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 76c6b70303fb..54c3981cf716 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -1328,7 +1328,7 @@ static void i9xx_submit_request(struct drm_i915_gem_request *request) intel_ring_offset(request->ring, request->tail)); } -static int i9xx_emit_request(struct drm_i915_gem_request *req) +static int i9xx_emit_breadcrumb(struct drm_i915_gem_request *req) { struct intel_ring *ring = req->ring; int ret; @@ -1349,14 +1349,14 @@ static int i9xx_emit_request(struct drm_i915_gem_request *req) } /** - * gen6_sema_emit_request - Update the semaphore mailbox registers + * gen6_sema_emit_breadcrumb - Update the semaphore mailbox registers * * @request - request to write to the ring * * Update the mailbox registers in the *other* rings with the current seqno. * This acts like a signal in the canonical semaphore. */ -static int gen6_sema_emit_request(struct drm_i915_gem_request *req) +static int gen6_sema_emit_breadcrumb(struct drm_i915_gem_request *req) { int ret; @@ -1364,10 +1364,10 @@ static int gen6_sema_emit_request(struct drm_i915_gem_request *req) if (ret) return ret; - return i9xx_emit_request(req); + return i9xx_emit_breadcrumb(req); } -static int gen8_render_emit_request(struct drm_i915_gem_request *req) +static int gen8_render_emit_breadcrumb(struct drm_i915_gem_request *req) { struct intel_engine_cs *engine = req->engine; struct intel_ring *ring = req->ring; @@ -2637,9 +2637,9 @@ static void intel_ring_default_vfuncs(struct drm_i915_private *dev_priv, engine->init_hw = init_ring_common; engine->reset_hw = reset_ring_common; - engine->emit_request = i9xx_emit_request; + engine->emit_breadcrumb = i9xx_emit_breadcrumb; if (i915.semaphores) - engine->emit_request = gen6_sema_emit_request; + engine->emit_breadcrumb = gen6_sema_emit_breadcrumb; engine->submit_request = i9xx_submit_request; if (INTEL_GEN(dev_priv) >= 8) @@ -2666,7 +2666,7 @@ int intel_init_render_ring_buffer(struct intel_engine_cs *engine) if (INTEL_GEN(dev_priv) >= 8) { engine->init_context = intel_rcs_ctx_init; - engine->emit_request = gen8_render_emit_request; + engine->emit_breadcrumb = gen8_render_emit_breadcrumb; engine->emit_flush = gen8_render_ring_flush; if (i915.semaphores) engine->semaphore.signal = gen8_rcs_signal; diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index a62e396c8863..a5ced1649ecd 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -255,7 +255,7 @@ struct intel_engine_cs { #define I915_DISPATCH_SECURE BIT(0) #define I915_DISPATCH_PINNED BIT(1) #define I915_DISPATCH_RS BIT(2) - int (*emit_request)(struct drm_i915_gem_request *req); + int (*emit_breadcrumb)(struct drm_i915_gem_request *req); /* Pass the request to the hardware queue (e.g. directly into * the legacy ringbuffer or to the end of an execlist). -- cgit v1.2.3 From 98f29e8d908f2b9e3d966f6f7d63cd69b4aaf0a2 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:51 +0100 Subject: drm/i915: Record space required for breadcrumb emission In the next patch, we will use deferred breadcrumb emission. That requires reserving sufficient space in the ringbuffer to emit the breadcrumb, which first requires us to know how large the breadcrumb is. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-28-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem_request.c | 1 + drivers/gpu/drm/i915/intel_lrc.c | 6 ++++++ drivers/gpu/drm/i915/intel_ringbuffer.c | 29 +++++++++++++++++++++++++++-- drivers/gpu/drm/i915/intel_ringbuffer.h | 1 + 4 files changed, 35 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c index a626b2638722..be9e23b32e4a 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.c +++ b/drivers/gpu/drm/i915/i915_gem_request.c @@ -434,6 +434,7 @@ i915_gem_request_alloc(struct intel_engine_cs *engine, * away, e.g. because a GPU scheduler has deferred it. */ req->reserved_space = MIN_SPACE_FOR_ADD_REQUEST; + GEM_BUG_ON(req->reserved_space < engine->emit_breadcrumb_sz); if (i915.enable_execlists) ret = intel_logical_ring_alloc_request_extras(req); diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 57dba458f185..8229baebb2b3 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -1590,6 +1590,8 @@ static int gen8_emit_breadcrumb(struct drm_i915_gem_request *request) return intel_logical_ring_advance(request); } +static const int gen8_emit_breadcrumb_sz = 6 + WA_TAIL_DWORDS; + static int gen8_emit_breadcrumb_render(struct drm_i915_gem_request *request) { struct intel_ring *ring = request->ring; @@ -1621,6 +1623,8 @@ static int gen8_emit_breadcrumb_render(struct drm_i915_gem_request *request) return intel_logical_ring_advance(request); } +static const int gen8_emit_breadcrumb_render_sz = 8 + WA_TAIL_DWORDS; + static int gen8_init_rcs_context(struct drm_i915_gem_request *req) { int ret; @@ -1695,6 +1699,7 @@ logical_ring_default_vfuncs(struct intel_engine_cs *engine) engine->reset_hw = reset_common_ring; engine->emit_flush = gen8_emit_flush; engine->emit_breadcrumb = gen8_emit_breadcrumb; + engine->emit_breadcrumb_sz = gen8_emit_breadcrumb_sz; engine->submit_request = execlists_submit_request; engine->irq_enable = gen8_logical_ring_enable_irq; @@ -1817,6 +1822,7 @@ int logical_render_ring_init(struct intel_engine_cs *engine) engine->init_context = gen8_init_rcs_context; engine->emit_flush = gen8_emit_flush_render; engine->emit_breadcrumb = gen8_emit_breadcrumb_render; + engine->emit_breadcrumb_sz = gen8_emit_breadcrumb_render_sz; ret = intel_engine_create_scratch(engine, 4096); if (ret) diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 54c3981cf716..ae9cf6bb4def 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -1348,6 +1348,8 @@ static int i9xx_emit_breadcrumb(struct drm_i915_gem_request *req) return 0; } +static const int i9xx_emit_breadcrumb_sz = 4; + /** * gen6_sema_emit_breadcrumb - Update the semaphore mailbox registers * @@ -1401,6 +1403,8 @@ static int gen8_render_emit_breadcrumb(struct drm_i915_gem_request *req) return 0; } +static const int gen8_render_emit_breadcrumb_sz = 8; + /** * intel_ring_sync - sync the waiter to the signaller on seqno * @@ -2638,8 +2642,21 @@ static void intel_ring_default_vfuncs(struct drm_i915_private *dev_priv, engine->reset_hw = reset_ring_common; engine->emit_breadcrumb = i9xx_emit_breadcrumb; - if (i915.semaphores) + engine->emit_breadcrumb_sz = i9xx_emit_breadcrumb_sz; + if (i915.semaphores) { + int num_rings; + engine->emit_breadcrumb = gen6_sema_emit_breadcrumb; + + num_rings = hweight32(INTEL_INFO(dev_priv)->ring_mask) - 1; + if (INTEL_GEN(dev_priv) >= 8) { + engine->emit_breadcrumb_sz += num_rings * 6; + } else { + engine->emit_breadcrumb_sz += num_rings * 3; + if (num_rings & 1) + engine->emit_breadcrumb_sz++; + } + } engine->submit_request = i9xx_submit_request; if (INTEL_GEN(dev_priv) >= 8) @@ -2667,9 +2684,17 @@ int intel_init_render_ring_buffer(struct intel_engine_cs *engine) if (INTEL_GEN(dev_priv) >= 8) { engine->init_context = intel_rcs_ctx_init; engine->emit_breadcrumb = gen8_render_emit_breadcrumb; + engine->emit_breadcrumb_sz = gen8_render_emit_breadcrumb_sz; engine->emit_flush = gen8_render_ring_flush; - if (i915.semaphores) + if (i915.semaphores) { + int num_rings; + engine->semaphore.signal = gen8_rcs_signal; + + num_rings = + hweight32(INTEL_INFO(dev_priv)->ring_mask) - 1; + engine->emit_breadcrumb_sz += num_rings * 6; + } } else if (INTEL_GEN(dev_priv) >= 6) { engine->init_context = intel_rcs_ctx_init; engine->emit_flush = gen7_render_ring_flush; diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index a5ced1649ecd..7b7aaafac0da 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -256,6 +256,7 @@ struct intel_engine_cs { #define I915_DISPATCH_PINNED BIT(1) #define I915_DISPATCH_RS BIT(2) int (*emit_breadcrumb)(struct drm_i915_gem_request *req); + int emit_breadcrumb_sz; /* Pass the request to the hardware queue (e.g. directly into * the legacy ringbuffer or to the end of an execlist). -- cgit v1.2.3 From caddfe7192f5e74d65ebcfdae614f99e8fd87222 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:52 +0100 Subject: drm/i915: Defer breadcrumb emission Move the actual emission of the breadcrumb for closing the request from i915_add_request() to the submit callback. (It can be moved later when required.) This allows us to defer the allocation of the global_seqno from request construction to actual submission, allowing us to emit the requests out of order (wrt to the order of their construction, they still will only be executed one all of their dependencies are resolved including that all earlier requests on their timeline have been submitted.) We have to specialise how we then emit the request in order to write into the preallocated space, rather than at the tail of the ringbuffer (which will have been advanced by the addition of new requests). Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-29-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem_request.c | 41 +++----- drivers/gpu/drm/i915/intel_lrc.c | 120 ++++++++--------------- drivers/gpu/drm/i915/intel_ringbuffer.c | 169 +++++++++++--------------------- drivers/gpu/drm/i915/intel_ringbuffer.h | 10 +- 4 files changed, 118 insertions(+), 222 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c index be9e23b32e4a..06daa4d203a7 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.c +++ b/drivers/gpu/drm/i915/i915_gem_request.c @@ -318,17 +318,16 @@ submit_notify(struct i915_sw_fence *fence, enum i915_sw_fence_notify state) container_of(fence, typeof(*request), submit); struct intel_engine_cs *engine = request->engine; + if (state != FENCE_COMPLETE) + return NOTIFY_DONE; + /* Will be called from irq-context when using foreign DMA fences */ - switch (state) { - case FENCE_COMPLETE: - engine->timeline->last_submitted_seqno = request->fence.seqno; - engine->submit_request(request); - break; + engine->timeline->last_submitted_seqno = request->fence.seqno; - case FENCE_FREE: - break; - } + engine->emit_breadcrumb(request, + request->ring->vaddr + request->postfix); + engine->submit_request(request); return NOTIFY_DONE; } @@ -648,9 +647,7 @@ void __i915_add_request(struct drm_i915_gem_request *request, bool flush_caches) struct intel_ring *ring = request->ring; struct intel_timeline *timeline = request->timeline; struct drm_i915_gem_request *prev; - u32 request_start; - u32 reserved_tail; - int ret; + int err; lockdep_assert_held(&request->i915->drm.struct_mutex); trace_i915_gem_request_add(request); @@ -660,8 +657,6 @@ void __i915_add_request(struct drm_i915_gem_request *request, bool flush_caches) * should already have been reserved in the ring buffer. Let the ring * know that it is time to use that space up. */ - request_start = ring->tail; - reserved_tail = request->reserved_space; request->reserved_space = 0; /* @@ -672,10 +667,10 @@ void __i915_add_request(struct drm_i915_gem_request *request, bool flush_caches) * what. */ if (flush_caches) { - ret = engine->emit_flush(request, EMIT_FLUSH); + err = engine->emit_flush(request, EMIT_FLUSH); /* Not allowed to fail! */ - WARN(ret, "engine->emit_flush() failed: %d!\n", ret); + WARN(err, "engine->emit_flush() failed: %d!\n", err); } /* Record the position of the start of the breadcrumb so that @@ -683,20 +678,10 @@ void __i915_add_request(struct drm_i915_gem_request *request, bool flush_caches) * GPU processing the request, we never over-estimate the * position of the ring's HEAD. */ + err = intel_ring_begin(request, engine->emit_breadcrumb_sz); + GEM_BUG_ON(err); request->postfix = ring->tail; - - /* Not allowed to fail! */ - ret = engine->emit_breadcrumb(request); - WARN(ret, "(%s)->emit_breadcrumb failed: %d!\n", engine->name, ret); - - /* Sanity check that the reserved size was large enough. */ - ret = ring->tail - request_start; - if (ret < 0) - ret += ring->size; - WARN_ONCE(ret > reserved_tail, - "Not enough space reserved (%d bytes) " - "for adding the request (%d bytes)\n", - reserved_tail, ret); + ring->tail += engine->emit_breadcrumb_sz * sizeof(u32); /* Seal the request and mark it as pending execution. Note that * we may inspect this state, without holding any locks, during diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c index 8229baebb2b3..fa3012c342cc 100644 --- a/drivers/gpu/drm/i915/intel_lrc.c +++ b/drivers/gpu/drm/i915/intel_lrc.c @@ -365,7 +365,7 @@ static u64 execlists_update_context(struct drm_i915_gem_request *rq) struct i915_hw_ppgtt *ppgtt = rq->ctx->ppgtt; u32 *reg_state = ce->lrc_reg_state; - reg_state[CTX_RING_TAIL+1] = intel_ring_offset(rq->ring, rq->tail); + reg_state[CTX_RING_TAIL+1] = rq->tail; /* True 32b PPGTT with dynamic page allocation: update PDP * registers and point the unallocated PDPs to scratch page. @@ -599,6 +599,15 @@ static void execlists_submit_request(struct drm_i915_gem_request *request) spin_lock_irqsave(&engine->execlist_lock, flags); + /* We keep the previous context alive until we retire the following + * request. This ensures that any the context object is still pinned + * for any residual writes the HW makes into it on the context switch + * into the next object following the breadcrumb. Otherwise, we may + * retire the context too early. + */ + request->previous_context = engine->last_context; + engine->last_context = request->ctx; + list_add_tail(&request->execlist_link, &engine->execlist_queue); if (execlists_elsp_idle(engine)) tasklet_hi_schedule(&engine->irq_tasklet); @@ -671,46 +680,6 @@ err_unpin: return ret; } -/* - * intel_logical_ring_advance() - advance the tail and prepare for submission - * @request: Request to advance the logical ringbuffer of. - * - * The tail is updated in our logical ringbuffer struct, not in the actual context. What - * really happens during submission is that the context and current tail will be placed - * on a queue waiting for the ELSP to be ready to accept a new context submission. At that - * point, the tail *inside* the context is updated and the ELSP written to. - */ -static int -intel_logical_ring_advance(struct drm_i915_gem_request *request) -{ - struct intel_ring *ring = request->ring; - struct intel_engine_cs *engine = request->engine; - - intel_ring_advance(ring); - request->tail = ring->tail; - - /* - * Here we add two extra NOOPs as padding to avoid - * lite restore of a context with HEAD==TAIL. - * - * Caller must reserve WA_TAIL_DWORDS for us! - */ - intel_ring_emit(ring, MI_NOOP); - intel_ring_emit(ring, MI_NOOP); - intel_ring_advance(ring); - request->wa_tail = ring->tail; - - /* We keep the previous context alive until we retire the following - * request. This ensures that any the context object is still pinned - * for any residual writes the HW makes into it on the context switch - * into the next object following the breadcrumb. Otherwise, we may - * retire the context too early. - */ - request->previous_context = engine->last_context; - engine->last_context = request->ctx; - return 0; -} - static int intel_lr_context_pin(struct i915_gem_context *ctx, struct intel_engine_cs *engine) { @@ -1566,41 +1535,35 @@ static void bxt_a_seqno_barrier(struct intel_engine_cs *engine) * used as a workaround for not being allowed to do lite * restore with HEAD==TAIL (WaIdleLiteRestore). */ - -static int gen8_emit_breadcrumb(struct drm_i915_gem_request *request) +static void gen8_emit_wa_tail(struct drm_i915_gem_request *request, u32 *out) { - struct intel_ring *ring = request->ring; - int ret; - - ret = intel_ring_begin(request, 6 + WA_TAIL_DWORDS); - if (ret) - return ret; + *out++ = MI_NOOP; + *out++ = MI_NOOP; + request->wa_tail = intel_ring_offset(request->ring, out); +} +static void gen8_emit_breadcrumb(struct drm_i915_gem_request *request, + u32 *out) +{ /* w/a: bit 5 needs to be zero for MI_FLUSH_DW address. */ BUILD_BUG_ON(I915_GEM_HWS_INDEX_ADDR & (1 << 5)); - intel_ring_emit(ring, (MI_FLUSH_DW + 1) | MI_FLUSH_DW_OP_STOREDW); - intel_ring_emit(ring, - intel_hws_seqno_address(request->engine) | - MI_FLUSH_DW_USE_GTT); - intel_ring_emit(ring, 0); - intel_ring_emit(ring, request->global_seqno); - intel_ring_emit(ring, MI_USER_INTERRUPT); - intel_ring_emit(ring, MI_NOOP); - return intel_logical_ring_advance(request); + *out++ = (MI_FLUSH_DW + 1) | MI_FLUSH_DW_OP_STOREDW; + *out++ = intel_hws_seqno_address(request->engine) | MI_FLUSH_DW_USE_GTT; + *out++ = 0; + *out++ = request->global_seqno; + *out++ = MI_USER_INTERRUPT; + *out++ = MI_NOOP; + request->tail = intel_ring_offset(request->ring, out); + + gen8_emit_wa_tail(request, out); } static const int gen8_emit_breadcrumb_sz = 6 + WA_TAIL_DWORDS; -static int gen8_emit_breadcrumb_render(struct drm_i915_gem_request *request) +static void gen8_emit_breadcrumb_render(struct drm_i915_gem_request *request, + u32 *out) { - struct intel_ring *ring = request->ring; - int ret; - - ret = intel_ring_begin(request, 8 + WA_TAIL_DWORDS); - if (ret) - return ret; - /* We're using qword write, seqno should be aligned to 8 bytes. */ BUILD_BUG_ON(I915_GEM_HWS_INDEX & 1); @@ -1608,19 +1571,20 @@ static int gen8_emit_breadcrumb_render(struct drm_i915_gem_request *request) * need a prior CS_STALL, which is emitted by the flush * following the batch. */ - intel_ring_emit(ring, GFX_OP_PIPE_CONTROL(6)); - intel_ring_emit(ring, - (PIPE_CONTROL_GLOBAL_GTT_IVB | - PIPE_CONTROL_CS_STALL | - PIPE_CONTROL_QW_WRITE)); - intel_ring_emit(ring, intel_hws_seqno_address(request->engine)); - intel_ring_emit(ring, 0); - intel_ring_emit(ring, request->global_seqno); + *out++ = GFX_OP_PIPE_CONTROL(6); + *out++ = (PIPE_CONTROL_GLOBAL_GTT_IVB | + PIPE_CONTROL_CS_STALL | + PIPE_CONTROL_QW_WRITE); + *out++ = intel_hws_seqno_address(request->engine); + *out++ = 0; + *out++ = request->global_seqno; /* We're thrashing one dword of HWS. */ - intel_ring_emit(ring, 0); - intel_ring_emit(ring, MI_USER_INTERRUPT); - intel_ring_emit(ring, MI_NOOP); - return intel_logical_ring_advance(request); + *out++ = 0; + *out++ = MI_USER_INTERRUPT; + *out++ = MI_NOOP; + request->tail = intel_ring_offset(request->ring, out); + + gen8_emit_wa_tail(request, out); } static const int gen8_emit_breadcrumb_render_sz = 8 + WA_TAIL_DWORDS; diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index ae9cf6bb4def..16244775b9d1 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -1213,90 +1213,62 @@ static void render_ring_cleanup(struct intel_engine_cs *engine) i915_vma_unpin_and_release(&dev_priv->semaphore); } -static int gen8_rcs_signal(struct drm_i915_gem_request *req) +static u32 *gen8_rcs_signal(struct drm_i915_gem_request *req, u32 *out) { - struct intel_ring *ring = req->ring; struct drm_i915_private *dev_priv = req->i915; struct intel_engine_cs *waiter; enum intel_engine_id id; - int ret, num_rings; - - num_rings = INTEL_INFO(dev_priv)->num_rings; - ret = intel_ring_begin(req, (num_rings-1) * 8); - if (ret) - return ret; for_each_engine(waiter, dev_priv, id) { u64 gtt_offset = req->engine->semaphore.signal_ggtt[id]; if (gtt_offset == MI_SEMAPHORE_SYNC_INVALID) continue; - intel_ring_emit(ring, GFX_OP_PIPE_CONTROL(6)); - intel_ring_emit(ring, - PIPE_CONTROL_GLOBAL_GTT_IVB | - PIPE_CONTROL_QW_WRITE | - PIPE_CONTROL_CS_STALL); - intel_ring_emit(ring, lower_32_bits(gtt_offset)); - intel_ring_emit(ring, upper_32_bits(gtt_offset)); - intel_ring_emit(ring, req->global_seqno); - intel_ring_emit(ring, 0); - intel_ring_emit(ring, - MI_SEMAPHORE_SIGNAL | - MI_SEMAPHORE_TARGET(waiter->hw_id)); - intel_ring_emit(ring, 0); + *out++ = GFX_OP_PIPE_CONTROL(6); + *out++ = (PIPE_CONTROL_GLOBAL_GTT_IVB | + PIPE_CONTROL_QW_WRITE | + PIPE_CONTROL_CS_STALL); + *out++ = lower_32_bits(gtt_offset); + *out++ = upper_32_bits(gtt_offset); + *out++ = req->global_seqno; + *out++ = 0; + *out++ = (MI_SEMAPHORE_SIGNAL | + MI_SEMAPHORE_TARGET(waiter->hw_id)); + *out++ = 0; } - intel_ring_advance(ring); - return 0; + return out; } -static int gen8_xcs_signal(struct drm_i915_gem_request *req) +static u32 *gen8_xcs_signal(struct drm_i915_gem_request *req, u32 *out) { - struct intel_ring *ring = req->ring; struct drm_i915_private *dev_priv = req->i915; struct intel_engine_cs *waiter; enum intel_engine_id id; - int ret, num_rings; - - num_rings = INTEL_INFO(dev_priv)->num_rings; - ret = intel_ring_begin(req, (num_rings-1) * 6); - if (ret) - return ret; for_each_engine(waiter, dev_priv, id) { u64 gtt_offset = req->engine->semaphore.signal_ggtt[id]; if (gtt_offset == MI_SEMAPHORE_SYNC_INVALID) continue; - intel_ring_emit(ring, - (MI_FLUSH_DW + 1) | MI_FLUSH_DW_OP_STOREDW); - intel_ring_emit(ring, - lower_32_bits(gtt_offset) | - MI_FLUSH_DW_USE_GTT); - intel_ring_emit(ring, upper_32_bits(gtt_offset)); - intel_ring_emit(ring, req->global_seqno); - intel_ring_emit(ring, - MI_SEMAPHORE_SIGNAL | - MI_SEMAPHORE_TARGET(waiter->hw_id)); - intel_ring_emit(ring, 0); + *out++ = (MI_FLUSH_DW + 1) | MI_FLUSH_DW_OP_STOREDW; + *out++ = lower_32_bits(gtt_offset) | MI_FLUSH_DW_USE_GTT; + *out++ = upper_32_bits(gtt_offset); + *out++ = req->global_seqno; + *out++ = (MI_SEMAPHORE_SIGNAL | + MI_SEMAPHORE_TARGET(waiter->hw_id)); + *out++ = 0; } - intel_ring_advance(ring); - return 0; + return out; } -static int gen6_signal(struct drm_i915_gem_request *req) +static u32 *gen6_signal(struct drm_i915_gem_request *req, u32 *out) { - struct intel_ring *ring = req->ring; struct drm_i915_private *dev_priv = req->i915; struct intel_engine_cs *engine; enum intel_engine_id id; - int ret, num_rings; - - num_rings = INTEL_INFO(dev_priv)->num_rings; - ret = intel_ring_begin(req, round_up((num_rings-1) * 3, 2)); - if (ret) - return ret; + int num_rings = 0; for_each_engine(engine, dev_priv, id) { i915_reg_t mbox_reg; @@ -1306,46 +1278,34 @@ static int gen6_signal(struct drm_i915_gem_request *req) mbox_reg = req->engine->semaphore.mbox.signal[engine->hw_id]; if (i915_mmio_reg_valid(mbox_reg)) { - intel_ring_emit(ring, MI_LOAD_REGISTER_IMM(1)); - intel_ring_emit_reg(ring, mbox_reg); - intel_ring_emit(ring, req->global_seqno); + *out++ = MI_LOAD_REGISTER_IMM(1); + *out++ = i915_mmio_reg_offset(mbox_reg); + *out++ = req->global_seqno; + num_rings++; } } + if (num_rings & 1) + *out++ = MI_NOOP; - /* If num_dwords was rounded, make sure the tail pointer is correct */ - if (num_rings % 2 == 0) - intel_ring_emit(ring, MI_NOOP); - intel_ring_advance(ring); - - return 0; + return out; } static void i9xx_submit_request(struct drm_i915_gem_request *request) { struct drm_i915_private *dev_priv = request->i915; - I915_WRITE_TAIL(request->engine, - intel_ring_offset(request->ring, request->tail)); + I915_WRITE_TAIL(request->engine, request->tail); } -static int i9xx_emit_breadcrumb(struct drm_i915_gem_request *req) +static void i9xx_emit_breadcrumb(struct drm_i915_gem_request *req, + u32 *out) { - struct intel_ring *ring = req->ring; - int ret; - - ret = intel_ring_begin(req, 4); - if (ret) - return ret; - - intel_ring_emit(ring, MI_STORE_DWORD_INDEX); - intel_ring_emit(ring, I915_GEM_HWS_INDEX << MI_STORE_DWORD_INDEX_SHIFT); - intel_ring_emit(ring, req->global_seqno); - intel_ring_emit(ring, MI_USER_INTERRUPT); - intel_ring_advance(ring); - - req->tail = ring->tail; + *out++ = MI_STORE_DWORD_INDEX; + *out++ = I915_GEM_HWS_INDEX << MI_STORE_DWORD_INDEX_SHIFT; + *out++ = req->global_seqno; + *out++ = MI_USER_INTERRUPT; - return 0; + req->tail = intel_ring_offset(req->ring, out); } static const int i9xx_emit_breadcrumb_sz = 4; @@ -1358,49 +1318,34 @@ static const int i9xx_emit_breadcrumb_sz = 4; * Update the mailbox registers in the *other* rings with the current seqno. * This acts like a signal in the canonical semaphore. */ -static int gen6_sema_emit_breadcrumb(struct drm_i915_gem_request *req) +static void gen6_sema_emit_breadcrumb(struct drm_i915_gem_request *req, + u32 *out) { - int ret; - - ret = req->engine->semaphore.signal(req); - if (ret) - return ret; - - return i9xx_emit_breadcrumb(req); + return i9xx_emit_breadcrumb(req, + req->engine->semaphore.signal(req, out)); } -static int gen8_render_emit_breadcrumb(struct drm_i915_gem_request *req) +static void gen8_render_emit_breadcrumb(struct drm_i915_gem_request *req, + u32 *out) { struct intel_engine_cs *engine = req->engine; - struct intel_ring *ring = req->ring; - int ret; - if (engine->semaphore.signal) { - ret = engine->semaphore.signal(req); - if (ret) - return ret; - } - - ret = intel_ring_begin(req, 8); - if (ret) - return ret; + if (engine->semaphore.signal) + out = engine->semaphore.signal(req, out); - intel_ring_emit(ring, GFX_OP_PIPE_CONTROL(6)); - intel_ring_emit(ring, (PIPE_CONTROL_GLOBAL_GTT_IVB | + *out++ = GFX_OP_PIPE_CONTROL(6); + *out++ = (PIPE_CONTROL_GLOBAL_GTT_IVB | PIPE_CONTROL_CS_STALL | - PIPE_CONTROL_QW_WRITE)); - intel_ring_emit(ring, intel_hws_seqno_address(engine)); - intel_ring_emit(ring, 0); - intel_ring_emit(ring, req->global_seqno); + PIPE_CONTROL_QW_WRITE); + *out++ = intel_hws_seqno_address(engine); + *out++ = 0; + *out++ = req->global_seqno; /* We're thrashing one dword of HWS. */ - intel_ring_emit(ring, 0); - intel_ring_emit(ring, MI_USER_INTERRUPT); - intel_ring_emit(ring, MI_NOOP); - intel_ring_advance(ring); - - req->tail = ring->tail; + *out++ = 0; + *out++ = MI_USER_INTERRUPT; + *out++ = MI_NOOP; - return 0; + req->tail = intel_ring_offset(req->ring, out); } static const int gen8_render_emit_breadcrumb_sz = 8; diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index 7b7aaafac0da..9d228bee3511 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -255,7 +255,8 @@ struct intel_engine_cs { #define I915_DISPATCH_SECURE BIT(0) #define I915_DISPATCH_PINNED BIT(1) #define I915_DISPATCH_RS BIT(2) - int (*emit_breadcrumb)(struct drm_i915_gem_request *req); + void (*emit_breadcrumb)(struct drm_i915_gem_request *req, + u32 *out); int emit_breadcrumb_sz; /* Pass the request to the hardware queue (e.g. directly into @@ -331,7 +332,7 @@ struct intel_engine_cs { /* AKA wait() */ int (*sync_to)(struct drm_i915_gem_request *req, struct drm_i915_gem_request *signal); - int (*signal)(struct drm_i915_gem_request *req); + u32 *(*signal)(struct drm_i915_gem_request *req, u32 *out); } semaphore; /* Execlists */ @@ -487,10 +488,11 @@ static inline void intel_ring_advance(struct intel_ring *ring) */ } -static inline u32 intel_ring_offset(struct intel_ring *ring, u32 value) +static inline u32 intel_ring_offset(struct intel_ring *ring, void *addr) { /* Don't write ring->size (equivalent to 0) as that hangs some GPUs. */ - return value & (ring->size - 1); + u32 offset = addr - ring->vaddr; + return offset & (ring->size - 1); } int __intel_ring_space(int head, int tail, int size); -- cgit v1.2.3 From 85e17f5974b357bc4a127be09de71b430be265e0 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:53 +0100 Subject: drm/i915: Move the global sync optimisation to the timeline Currently we try to reduce the number of synchronisations (now the number of requests we need to wait upon) by noting that if we have earlier waited upon a request, all subsequent requests in the timeline will be after the wait. This only applies to requests in this timeline, as other timelines will not be ordered by that waiter. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-30-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_debugfs.c | 9 ------ drivers/gpu/drm/i915/i915_drv.h | 1 - drivers/gpu/drm/i915/i915_gem_request.c | 29 +++++++++++-------- drivers/gpu/drm/i915/i915_gem_timeline.h | 1 + drivers/gpu/drm/i915/i915_gpu_error.c | 48 +++++++++++++++++++------------- drivers/gpu/drm/i915/intel_engine_cs.c | 2 -- drivers/gpu/drm/i915/intel_ringbuffer.c | 3 -- drivers/gpu/drm/i915/intel_ringbuffer.h | 23 --------------- 8 files changed, 47 insertions(+), 69 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 90bc4a89e0d5..4655227eb9d9 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -3347,15 +3347,6 @@ static int i915_semaphore_status(struct seq_file *m, void *unused) seq_putc(m, '\n'); } - seq_puts(m, "\nSync seqno:\n"); - for_each_engine(engine, dev_priv, id) { - for (j = 0; j < num_rings; j++) - seq_printf(m, " 0x%08x ", - engine->semaphore.sync_seqno[j]); - seq_putc(m, '\n'); - } - seq_putc(m, '\n'); - intel_runtime_pm_put(dev_priv); mutex_unlock(&dev->struct_mutex); return 0; diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 217674bb1495..6bf40276ace6 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -802,7 +802,6 @@ struct drm_i915_error_state { u32 cpu_ring_tail; u32 last_seqno; - u32 semaphore_seqno[I915_NUM_ENGINES - 1]; /* Register state */ u32 start; diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c index 06daa4d203a7..9c34a4c540b5 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.c +++ b/drivers/gpu/drm/i915/i915_gem_request.c @@ -238,35 +238,41 @@ static int i915_gem_check_wedge(struct drm_i915_private *dev_priv) return 0; } -static int i915_gem_init_global_seqno(struct drm_i915_private *dev_priv, - u32 seqno) +static int i915_gem_init_global_seqno(struct drm_i915_private *i915, u32 seqno) { - struct i915_gem_timeline *timeline = &dev_priv->gt.global_timeline; + struct i915_gem_timeline *timeline = &i915->gt.global_timeline; struct intel_engine_cs *engine; enum intel_engine_id id; int ret; /* Carefully retire all requests without writing to the rings */ - ret = i915_gem_wait_for_idle(dev_priv, + ret = i915_gem_wait_for_idle(i915, I915_WAIT_INTERRUPTIBLE | I915_WAIT_LOCKED); if (ret) return ret; - i915_gem_retire_requests(dev_priv); + i915_gem_retire_requests(i915); /* If the seqno wraps around, we need to clear the breadcrumb rbtree */ if (!i915_seqno_passed(seqno, timeline->next_seqno)) { - while (intel_kick_waiters(dev_priv) || - intel_kick_signalers(dev_priv)) + while (intel_kick_waiters(i915) || intel_kick_signalers(i915)) yield(); yield(); } /* Finally reset hw state */ - for_each_engine(engine, dev_priv, id) + for_each_engine(engine, i915, id) intel_engine_init_global_seqno(engine, seqno); + list_for_each_entry(timeline, &i915->gt.timelines, link) { + for_each_engine(engine, i915, id) { + struct intel_timeline *tl = &timeline->engine[id]; + + memset(tl->sync_seqno, 0, sizeof(tl->sync_seqno)); + } + } + return 0; } @@ -462,7 +468,7 @@ static int i915_gem_request_await_request(struct drm_i915_gem_request *to, struct drm_i915_gem_request *from) { - int idx, ret; + int ret; GEM_BUG_ON(to == from); @@ -483,8 +489,7 @@ i915_gem_request_await_request(struct drm_i915_gem_request *to, return ret < 0 ? ret : 0; } - idx = intel_engine_sync_index(from->engine, to->engine); - if (from->global_seqno <= from->engine->semaphore.sync_seqno[idx]) + if (from->global_seqno <= to->timeline->sync_seqno[from->engine->id]) return 0; trace_i915_gem_ring_sync_to(to, from); @@ -502,7 +507,7 @@ i915_gem_request_await_request(struct drm_i915_gem_request *to, return ret; } - from->engine->semaphore.sync_seqno[idx] = from->global_seqno; + to->timeline->sync_seqno[from->engine->id] = from->global_seqno; return 0; } diff --git a/drivers/gpu/drm/i915/i915_gem_timeline.h b/drivers/gpu/drm/i915/i915_gem_timeline.h index bfdf0331cc50..767b23914ec5 100644 --- a/drivers/gpu/drm/i915/i915_gem_timeline.h +++ b/drivers/gpu/drm/i915/i915_gem_timeline.h @@ -48,6 +48,7 @@ struct intel_timeline { * struct_mutex. */ struct i915_gem_active last_request; + u32 sync_seqno[I915_NUM_ENGINES]; struct i915_gem_timeline *common; }; diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 9aa197ca6210..ef3698120d92 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -415,17 +415,13 @@ static void error_print_engine(struct drm_i915_error_state_buf *m, if (INTEL_GEN(m->i915) >= 6) { err_printf(m, " RC PSMI: 0x%08x\n", ee->rc_psmi); err_printf(m, " FAULT_REG: 0x%08x\n", ee->fault_reg); - err_printf(m, " SYNC_0: 0x%08x [last synced 0x%08x]\n", - ee->semaphore_mboxes[0], - ee->semaphore_seqno[0]); - err_printf(m, " SYNC_1: 0x%08x [last synced 0x%08x]\n", - ee->semaphore_mboxes[1], - ee->semaphore_seqno[1]); - if (HAS_VEBOX(m->i915)) { - err_printf(m, " SYNC_2: 0x%08x [last synced 0x%08x]\n", - ee->semaphore_mboxes[2], - ee->semaphore_seqno[2]); - } + err_printf(m, " SYNC_0: 0x%08x\n", + ee->semaphore_mboxes[0]); + err_printf(m, " SYNC_1: 0x%08x\n", + ee->semaphore_mboxes[1]); + if (HAS_VEBOX(m->i915)) + err_printf(m, " SYNC_2: 0x%08x\n", + ee->semaphore_mboxes[2]); } if (USES_PPGTT(m->i915)) { err_printf(m, " GFX_MODE: 0x%08x\n", ee->vm_info.gfx_mode); @@ -972,6 +968,26 @@ static void i915_gem_record_fences(struct drm_i915_private *dev_priv, } } +static inline u32 +gen8_engine_sync_index(struct intel_engine_cs *engine, + struct intel_engine_cs *other) +{ + int idx; + + /* + * rcs -> 0 = vcs, 1 = bcs, 2 = vecs, 3 = vcs2; + * vcs -> 0 = bcs, 1 = vecs, 2 = vcs2, 3 = rcs; + * bcs -> 0 = vecs, 1 = vcs2. 2 = rcs, 3 = vcs; + * vecs -> 0 = vcs2, 1 = rcs, 2 = vcs, 3 = bcs; + * vcs2 -> 0 = rcs, 1 = vcs, 2 = bcs, 3 = vecs; + */ + + idx = (other - engine) - 1; + if (idx < 0) + idx += I915_NUM_ENGINES; + + return idx; +} static void gen8_record_semaphore_state(struct drm_i915_error_state *error, struct intel_engine_cs *engine, @@ -995,10 +1011,9 @@ static void gen8_record_semaphore_state(struct drm_i915_error_state *error, signal_offset = (GEN8_SIGNAL_OFFSET(engine, id) & (PAGE_SIZE - 1)) / 4; tmp = error->semaphore->pages[0]; - idx = intel_engine_sync_index(engine, to); + idx = gen8_engine_sync_index(engine, to); ee->semaphore_mboxes[idx] = tmp[signal_offset]; - ee->semaphore_seqno[idx] = engine->semaphore.sync_seqno[idx]; } } @@ -1009,14 +1024,9 @@ static void gen6_record_semaphore_state(struct intel_engine_cs *engine, ee->semaphore_mboxes[0] = I915_READ(RING_SYNC_0(engine->mmio_base)); ee->semaphore_mboxes[1] = I915_READ(RING_SYNC_1(engine->mmio_base)); - ee->semaphore_seqno[0] = engine->semaphore.sync_seqno[0]; - ee->semaphore_seqno[1] = engine->semaphore.sync_seqno[1]; - - if (HAS_VEBOX(dev_priv)) { + if (HAS_VEBOX(dev_priv)) ee->semaphore_mboxes[2] = I915_READ(RING_SYNC_2(engine->mmio_base)); - ee->semaphore_seqno[2] = engine->semaphore.sync_seqno[2]; - } } static void error_record_engine_waiters(struct intel_engine_cs *engine, diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c index 6a3105512d18..94de3d66733d 100644 --- a/drivers/gpu/drm/i915/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/intel_engine_cs.c @@ -204,8 +204,6 @@ void intel_engine_init_global_seqno(struct intel_engine_cs *engine, u32 seqno) I915_NUM_ENGINES * gen8_semaphore_seqno_size); kunmap(page); } - memset(engine->semaphore.sync_seqno, 0, - sizeof(engine->semaphore.sync_seqno)); intel_write_status_page(engine, I915_GEM_HWS_INDEX, seqno); if (engine->irq_seqno_barrier) diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 16244775b9d1..188fdec5fa6b 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -2003,9 +2003,6 @@ static int intel_init_ring_buffer(struct intel_engine_cs *engine) intel_engine_setup_common(engine); - memset(engine->semaphore.sync_seqno, 0, - sizeof(engine->semaphore.sync_seqno)); - ret = intel_engine_init_common(engine); if (ret) goto error; diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index 9d228bee3511..891629caab6c 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -314,8 +314,6 @@ struct intel_engine_cs { * ie. transpose of f(x, y) */ struct { - u32 sync_seqno[I915_NUM_ENGINES-1]; - union { #define GEN6_SEMAPHORE_LAST VECS_HW #define GEN6_NUM_SEMAPHORES (GEN6_SEMAPHORE_LAST + 1) @@ -385,27 +383,6 @@ intel_engine_flag(const struct intel_engine_cs *engine) return 1 << engine->id; } -static inline u32 -intel_engine_sync_index(struct intel_engine_cs *engine, - struct intel_engine_cs *other) -{ - int idx; - - /* - * rcs -> 0 = vcs, 1 = bcs, 2 = vecs, 3 = vcs2; - * vcs -> 0 = bcs, 1 = vecs, 2 = vcs2, 3 = rcs; - * bcs -> 0 = vecs, 1 = vcs2. 2 = rcs, 3 = vcs; - * vecs -> 0 = vcs2, 1 = rcs, 2 = vcs, 3 = bcs; - * vcs2 -> 0 = rcs, 1 = vcs, 2 = bcs, 3 = vecs; - */ - - idx = (other->id - engine->id) - 1; - if (idx < 0) - idx += I915_NUM_ENGINES; - - return idx; -} - static inline void intel_flush_status_page(struct intel_engine_cs *engine, int reg) { -- cgit v1.2.3 From 562f5d45508bc376cf537d414cd944cff5e453f7 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:54 +0100 Subject: drm/i915: Create a unique name for the context This will be used for communicating issues with this context to userspace, so we want to identify the parent process and the individual context. Note that the name isn't quite unique, it makes the presumption of there only being a single device fd per process. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-31-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_debugfs.c | 11 ++--------- drivers/gpu/drm/i915/i915_drv.h | 1 + drivers/gpu/drm/i915/i915_gem_context.c | 23 ++++++++++++++++++----- 3 files changed, 21 insertions(+), 14 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 4655227eb9d9..f8604a09c101 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -631,17 +631,10 @@ static void print_request(struct seq_file *m, struct drm_i915_gem_request *rq, const char *prefix) { - struct pid *pid = rq->ctx->pid; - struct task_struct *task; - - rcu_read_lock(); - task = pid ? pid_task(pid, PIDTYPE_PID) : NULL; - seq_printf(m, "%s%x [%x:%x] @ %d: %s [%d]\n", prefix, + seq_printf(m, "%s%x [%x:%x] @ %d: %s\n", prefix, rq->global_seqno, rq->ctx->hw_id, rq->fence.seqno, jiffies_to_msecs(jiffies - rq->emitted_jiffies), - task ? task->comm : "", - task ? task->pid : -1); - rcu_read_unlock(); + rq->timeline->common->name); } static int i915_gem_request_info(struct seq_file *m, void *data) diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 6bf40276ace6..8b987f772d47 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -937,6 +937,7 @@ struct i915_gem_context { struct drm_i915_file_private *file_priv; struct i915_hw_ppgtt *ppgtt; struct pid *pid; + const char *name; struct i915_ctx_hang_stats hang_stats; diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c index a2acb8bb5f34..d3118db244c4 100644 --- a/drivers/gpu/drm/i915/i915_gem_context.c +++ b/drivers/gpu/drm/i915/i915_gem_context.c @@ -158,6 +158,7 @@ void i915_gem_context_free(struct kref *ctx_ref) __i915_gem_object_release_unless_active(ce->state->obj); } + kfree(ctx->name); put_pid(ctx->pid); list_del(&ctx->link); @@ -303,19 +304,28 @@ __create_hw_context(struct drm_device *dev, } /* Default context will never have a file_priv */ - if (file_priv != NULL) { + ret = DEFAULT_CONTEXT_HANDLE; + if (file_priv) { ret = idr_alloc(&file_priv->context_idr, ctx, DEFAULT_CONTEXT_HANDLE, 0, GFP_KERNEL); if (ret < 0) goto err_out; - } else - ret = DEFAULT_CONTEXT_HANDLE; + } + ctx->user_handle = ret; ctx->file_priv = file_priv; - if (file_priv) + if (file_priv) { ctx->pid = get_task_pid(current, PIDTYPE_PID); + ctx->name = kasprintf(GFP_KERNEL, "%s[%d]/%x", + current->comm, + pid_nr(ctx->pid), + ctx->user_handle); + if (!ctx->name) { + ret = -ENOMEM; + goto err_pid; + } + } - ctx->user_handle = ret; /* NB: Mark all slices as needing a remap so that when the context first * loads it will restore whatever remap state already exists. If there * is no remap info, it will be a NOP. */ @@ -329,6 +339,9 @@ __create_hw_context(struct drm_device *dev, return ctx; +err_pid: + put_pid(ctx->pid); + idr_remove(&file_priv->context_idr, ctx->user_handle); err_out: context_close(ctx); return ERR_PTR(ret); -- cgit v1.2.3 From f6168e330438a264123d2e0b502526f06594bb51 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:55 +0100 Subject: drm/i915: Convert breadcrumbs spinlock to be irqsafe The breadcrumbs are about to be used from within IRQ context sections (e.g. nouveau signals a fence from an interrupt handler causing us to submit a new request) and/or from bottom-half tasklets (i.e. intel_lrc_irq_handler), therefore we need to employ the irqsafe spinlock variants. For example, deferring the request submission to the intel_lrc_irq_handler generates this trace: [ 66.388639] ================================= [ 66.388650] [ INFO: inconsistent lock state ] [ 66.388663] 4.9.0-rc2+ #56 Not tainted [ 66.388672] --------------------------------- [ 66.388682] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 66.388695] swapper/1/0 [HC0[0]:SC1[1]:HE0:SE0] takes: [ 66.388706] (&(&b->lock)->rlock){+.?...} , at: [] intel_engine_enable_signaling+0x78/0x150 [ 66.388761] {SOFTIRQ-ON-W} state was registered at: [ 66.388772] [ 66.388783] [] __lock_acquire+0x682/0x1870 [ 66.388795] [ 66.388803] [] lock_acquire+0x6c/0xb0 [ 66.388814] [ 66.388824] [] _raw_spin_lock+0x2a/0x40 [ 66.388835] [ 66.388845] [] intel_engine_reset_breadcrumbs+0x21/0xb0 [ 66.388857] [ 66.388866] [] gen8_init_common_ring+0x67/0x100 [ 66.388878] [ 66.388887] [] gen8_init_render_ring+0x12/0x60 [ 66.388903] [ 66.388912] [] i915_gem_init_hw+0xf7/0x2a0 [ 66.388927] [ 66.388936] [] i915_gem_init+0xbb/0xf0 [ 66.388950] [ 66.388959] [] i915_driver_load+0x7e0/0x1330 [ 66.388978] [ 66.388988] [] i915_pci_probe+0x28/0x40 [ 66.389003] [ 66.389013] [] pci_device_probe+0x8b/0xf0 [ 66.389028] [ 66.389037] [] driver_probe_device+0x21e/0x430 [ 66.389056] [ 66.389065] [] __driver_attach+0xde/0xe0 [ 66.389080] [ 66.389090] [] bus_for_each_dev+0x5d/0x90 [ 66.389105] [ 66.389113] [] driver_attach+0x19/0x20 [ 66.389134] [ 66.389144] [] bus_add_driver+0x15d/0x260 [ 66.389159] [ 66.389168] [] driver_register+0x5b/0xd0 [ 66.389183] [ 66.389281] [] __pci_register_driver+0x5b/0x60 [ 66.389301] [ 66.389312] [] i915_init+0x3e/0x45 [ 66.389326] [ 66.389336] [] do_one_initcall+0x8b/0x118 [ 66.389350] [ 66.389359] [] kernel_init_freeable+0x1b3/0x23b [ 66.389378] [ 66.389387] [] kernel_init+0x9/0x100 [ 66.389402] [ 66.389411] [] ret_from_fork+0x27/0x40 [ 66.389426] irq event stamp: 315865 [ 66.389438] hardirqs last enabled at (315864): [] _raw_spin_unlock_irqrestore+0x31/0x50 [ 66.389469] hardirqs last disabled at (315865): [] _raw_spin_lock_irqsave+0x13/0x50 [ 66.389499] softirqs last enabled at (315818): [] _local_bh_enable+0x1c/0x50 [ 66.389530] softirqs last disabled at (315819): [] irq_exit+0xbe/0xd0 [ 66.389559] [ 66.389559] other info that might help us debug this: [ 66.389580] Possible unsafe locking scenario: [ 66.389580] [ 66.389598] CPU0 [ 66.389609] ---- [ 66.389620] lock(&(&b->lock)->rlock); [ 66.389650] [ 66.389661] lock(&(&b->lock)->rlock); [ 66.389690] [ 66.389690] *** DEADLOCK *** [ 66.389690] [ 66.389715] 2 locks held by swapper/1/0: [ 66.389728] #0: (&(&tl->lock)->rlock){..-...}, at: [] intel_lrc_irq_handler+0x201/0x3c0 [ 66.389785] #1: (&(&req->lock)->rlock/1){..-...}, at: [] __i915_gem_request_submit+0x8f/0x170 [ 66.389854] [ 66.389854] stack backtrace: [ 66.389959] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 4.9.0-rc2+ #56 [ 66.389976] Hardware name: / , BIOS PYBSWCEL.86A.0027.2015.0507.1758 05/07/2015 [ 66.389999] ffff88027fd03c58 ffffffff812beae5 ffff88027696e680 ffffffff822afe20 [ 66.390036] ffff88027fd03ca8 ffffffff810bb420 0000000000000001 0000000000000000 [ 66.390070] 0000000000000000 0000000000000006 0000000000000004 ffff88027696ee10 [ 66.390104] Call Trace: [ 66.390117] [ 66.390128] [] dump_stack+0x68/0x93 [ 66.390147] [] print_usage_bug+0x1d0/0x1e0 [ 66.390164] [] mark_lock+0x470/0x4f0 [ 66.390181] [] ? print_shortest_lock_dependencies+0x1b0/0x1b0 [ 66.390203] [] __lock_acquire+0x59d/0x1870 [ 66.390221] [] lock_acquire+0x6c/0xb0 [ 66.390237] [] ? lock_acquire+0x6c/0xb0 [ 66.390255] [] ? intel_engine_enable_signaling+0x78/0x150 [ 66.390273] [] _raw_spin_lock+0x2a/0x40 [ 66.390291] [] ? intel_engine_enable_signaling+0x78/0x150 [ 66.390309] [] intel_engine_enable_signaling+0x78/0x150 [ 66.390327] [] __i915_gem_request_submit+0x150/0x170 [ 66.390345] [] intel_lrc_irq_handler+0x28b/0x3c0 [ 66.390363] [] tasklet_action+0x57/0xc0 [ 66.390380] [] __do_softirq+0x119/0x240 [ 66.390396] [] irq_exit+0xbe/0xd0 [ 66.390414] [] do_IRQ+0x65/0x110 [ 66.390431] [] common_interrupt+0x86/0x86 [ 66.390446] [ 66.390457] [] ? cpuidle_enter_state+0x151/0x200 [ 66.390480] [] cpuidle_enter+0x12/0x20 [ 66.390498] [] call_cpuidle+0x1e/0x40 [ 66.390516] [] cpu_startup_entry+0x10e/0x1f0 [ 66.390534] [] start_secondary+0x103/0x130 (This is split out of the defer global seqno allocation patch due to realisation that we need a more complete conversion if we want to defer request submission even further.) v2: lockdep was warning about mixed SOFTIRQ contexts not HARDIRQ contexts so we only need to use spin_lock_bh and not disable interrupts. v3: We need full irq protection as we may be called from a third party interrupt handler (via fences). Signed-off-by: Chris Wilson Cc: Joonas Lahtinen Cc: Tvrtko Ursulin Reviewed-by: Joonas Lahtinen Reviewed-by: Tvrtko Ursulin Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-32-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_debugfs.c | 12 +++++------ drivers/gpu/drm/i915/i915_gpu_error.c | 8 ++++---- drivers/gpu/drm/i915/intel_breadcrumbs.c | 35 ++++++++++++++++++++------------ drivers/gpu/drm/i915/intel_ringbuffer.h | 2 +- 4 files changed, 33 insertions(+), 24 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index f8604a09c101..1723a1f5b20e 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -683,14 +683,14 @@ static void i915_ring_seqno_info(struct seq_file *m, seq_printf(m, "Current sequence (%s): %x\n", engine->name, intel_engine_get_seqno(engine)); - spin_lock(&b->lock); + spin_lock_irq(&b->lock); for (rb = rb_first(&b->waiters); rb; rb = rb_next(rb)) { struct intel_wait *w = container_of(rb, typeof(*w), node); seq_printf(m, "Waiting (%s): %s [%d] on %x\n", engine->name, w->tsk->comm, w->tsk->pid, w->seqno); } - spin_unlock(&b->lock); + spin_unlock_irq(&b->lock); } static int i915_gem_seqno_info(struct seq_file *m, void *data) @@ -1355,14 +1355,14 @@ static int i915_hangcheck_info(struct seq_file *m, void *unused) yesno(intel_engine_has_waiter(engine)), yesno(test_bit(engine->id, &dev_priv->gpu_error.missed_irq_rings))); - spin_lock(&b->lock); + spin_lock_irq(&b->lock); for (rb = rb_first(&b->waiters); rb; rb = rb_next(rb)) { struct intel_wait *w = container_of(rb, typeof(*w), node); seq_printf(m, "\t%s [%d] waiting for %x\n", w->tsk->comm, w->tsk->pid, w->seqno); } - spin_unlock(&b->lock); + spin_unlock_irq(&b->lock); seq_printf(m, "\tACTHD = 0x%08llx [current 0x%08llx]\n", (long long)engine->hangcheck.acthd, @@ -3265,14 +3265,14 @@ static int i915_engine_info(struct seq_file *m, void *unused) I915_READ(RING_PP_DIR_DCLV(engine))); } - spin_lock(&b->lock); + spin_lock_irq(&b->lock); for (rb = rb_first(&b->waiters); rb; rb = rb_next(rb)) { struct intel_wait *w = container_of(rb, typeof(*w), node); seq_printf(m, "\t%s [%d] waiting for %x\n", w->tsk->comm, w->tsk->pid, w->seqno); } - spin_unlock(&b->lock); + spin_unlock_irq(&b->lock); seq_puts(m, "\n"); } diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index ef3698120d92..7ba40487e345 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -1043,7 +1043,7 @@ static void error_record_engine_waiters(struct intel_engine_cs *engine, if (RB_EMPTY_ROOT(&b->waiters)) return; - if (!spin_trylock(&b->lock)) { + if (!spin_trylock_irq(&b->lock)) { ee->waiters = ERR_PTR(-EDEADLK); return; } @@ -1051,7 +1051,7 @@ static void error_record_engine_waiters(struct intel_engine_cs *engine, count = 0; for (rb = rb_first(&b->waiters); rb != NULL; rb = rb_next(rb)) count++; - spin_unlock(&b->lock); + spin_unlock_irq(&b->lock); waiter = NULL; if (count) @@ -1061,7 +1061,7 @@ static void error_record_engine_waiters(struct intel_engine_cs *engine, if (!waiter) return; - if (!spin_trylock(&b->lock)) { + if (!spin_trylock_irq(&b->lock)) { kfree(waiter); ee->waiters = ERR_PTR(-EDEADLK); return; @@ -1079,7 +1079,7 @@ static void error_record_engine_waiters(struct intel_engine_cs *engine, if (++ee->num_waiters == count) break; } - spin_unlock(&b->lock); + spin_unlock_irq(&b->lock); } static void error_record_engine_registers(struct drm_i915_error_state *error, diff --git a/drivers/gpu/drm/i915/intel_breadcrumbs.c b/drivers/gpu/drm/i915/intel_breadcrumbs.c index 0d5def0d2dfe..c410d3d6465f 100644 --- a/drivers/gpu/drm/i915/intel_breadcrumbs.c +++ b/drivers/gpu/drm/i915/intel_breadcrumbs.c @@ -83,16 +83,18 @@ static void irq_enable(struct intel_engine_cs *engine) */ engine->breadcrumbs.irq_posted = true; - spin_lock_irq(&engine->i915->irq_lock); + /* Caller disables interrupts */ + spin_lock(&engine->i915->irq_lock); engine->irq_enable(engine); - spin_unlock_irq(&engine->i915->irq_lock); + spin_unlock(&engine->i915->irq_lock); } static void irq_disable(struct intel_engine_cs *engine) { - spin_lock_irq(&engine->i915->irq_lock); + /* Caller disables interrupts */ + spin_lock(&engine->i915->irq_lock); engine->irq_disable(engine); - spin_unlock_irq(&engine->i915->irq_lock); + spin_unlock(&engine->i915->irq_lock); engine->breadcrumbs.irq_posted = false; } @@ -293,9 +295,9 @@ bool intel_engine_add_wait(struct intel_engine_cs *engine, struct intel_breadcrumbs *b = &engine->breadcrumbs; bool first; - spin_lock(&b->lock); + spin_lock_irq(&b->lock); first = __intel_engine_add_wait(engine, wait); - spin_unlock(&b->lock); + spin_unlock_irq(&b->lock); return first; } @@ -326,7 +328,7 @@ void intel_engine_remove_wait(struct intel_engine_cs *engine, if (RB_EMPTY_NODE(&wait->node)) return; - spin_lock(&b->lock); + spin_lock_irq(&b->lock); if (RB_EMPTY_NODE(&wait->node)) goto out_unlock; @@ -400,7 +402,7 @@ out_unlock: GEM_BUG_ON(rb_first(&b->waiters) != (b->first_wait ? &b->first_wait->node : NULL)); GEM_BUG_ON(!rcu_access_pointer(b->irq_seqno_bh) ^ RB_EMPTY_ROOT(&b->waiters)); - spin_unlock(&b->lock); + spin_unlock_irq(&b->lock); } static bool signal_complete(struct drm_i915_gem_request *request) @@ -473,14 +475,14 @@ static int intel_breadcrumbs_signaler(void *arg) * we just completed - so double check we are still * the oldest before picking the next one. */ - spin_lock(&b->lock); + spin_lock_irq(&b->lock); if (request == b->first_signal) { struct rb_node *rb = rb_next(&request->signaling.node); b->first_signal = rb ? to_signaler(rb) : NULL; } rb_erase(&request->signaling.node, &b->signals); - spin_unlock(&b->lock); + spin_unlock_irq(&b->lock); i915_gem_request_put(request); } else { @@ -502,7 +504,14 @@ void intel_engine_enable_signaling(struct drm_i915_gem_request *request) struct rb_node *parent, **p; bool first, wakeup; - /* locked by dma_fence_enable_sw_signaling() */ + /* Note that we may be called from an interrupt handler on another + * device (e.g. nouveau signaling a fence completion causing us + * to submit a request, and so enable signaling). As such, + * we need to make sure that all other users of b->lock protect + * against interrupts, i.e. use spin_lock_irqsave. + */ + + /* locked by dma_fence_enable_sw_signaling() (irqsafe fence->lock) */ assert_spin_locked(&request->lock); if (!request->global_seqno) return; @@ -594,7 +603,7 @@ void intel_engine_reset_breadcrumbs(struct intel_engine_cs *engine) struct intel_breadcrumbs *b = &engine->breadcrumbs; cancel_fake_irq(engine); - spin_lock(&b->lock); + spin_lock_irq(&b->lock); __intel_breadcrumbs_disable_irq(b); if (intel_engine_has_waiter(engine)) { @@ -607,7 +616,7 @@ void intel_engine_reset_breadcrumbs(struct intel_engine_cs *engine) irq_disable(engine); } - spin_unlock(&b->lock); + spin_unlock_irq(&b->lock); } void intel_engine_fini_breadcrumbs(struct intel_engine_cs *engine) diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index 891629caab6c..d16c74ae8f54 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -207,7 +207,7 @@ struct intel_engine_cs { struct task_struct __rcu *irq_seqno_bh; /* bh for interrupts */ bool irq_posted; - spinlock_t lock; /* protects the lists of requests */ + spinlock_t lock; /* protects the lists of requests; irqsafe */ struct rb_root waiters; /* sorted by retirement, priority */ struct rb_root signals; /* sorted by retirement */ struct intel_wait *first_wait; /* oldest waiter by retirement */ -- cgit v1.2.3 From 28176ef4cfa510e5f1498bbf39ff1e4afd0b085d Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:56 +0100 Subject: drm/i915: Reserve space in the global seqno during request allocation A restriction on our global seqno is that they cannot wrap, and that we cannot use the value 0. This allows us to detect when a request has not yet been submitted, its global seqno is still 0, and ensures that hardware semaphores are monotonic as required by older hardware. To meet these restrictions when we defer the assignment of the global seqno, we must check that we have an available slot in the global seqno space during request construction. If that test fails, we wait for all requests to be completed and reset the hardware back to 0. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-33-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_debugfs.c | 10 ++-- drivers/gpu/drm/i915/i915_drv.h | 2 +- drivers/gpu/drm/i915/i915_gem.c | 7 ++- drivers/gpu/drm/i915/i915_gem_request.c | 86 +++++++++++++++++--------------- drivers/gpu/drm/i915/i915_gem_timeline.h | 2 +- 5 files changed, 55 insertions(+), 52 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 1723a1f5b20e..9bef6f55f99d 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -552,7 +552,7 @@ static int i915_gem_pageflip_info(struct seq_file *m, void *data) seq_printf(m, "Flip queued on %s at seqno %x, next seqno %x [current breadcrumb %x], completed? %d\n", engine->name, i915_gem_request_get_seqno(work->flip_queued_req), - dev_priv->gt.global_timeline.next_seqno, + atomic_read(&dev_priv->gt.global_timeline.next_seqno), intel_engine_get_seqno(engine), i915_gem_request_completed(work->flip_queued_req)); } else @@ -1046,7 +1046,7 @@ i915_next_seqno_get(void *data, u64 *val) { struct drm_i915_private *dev_priv = data; - *val = READ_ONCE(dev_priv->gt.global_timeline.next_seqno); + *val = atomic_read(&dev_priv->gt.global_timeline.next_seqno); return 0; } @@ -2277,8 +2277,8 @@ static int i915_rps_boost_info(struct seq_file *m, void *data) struct drm_file *file; seq_printf(m, "RPS enabled? %d\n", dev_priv->rps.enabled); - seq_printf(m, "GPU busy? %s [%x]\n", - yesno(dev_priv->gt.awake), dev_priv->gt.active_engines); + seq_printf(m, "GPU busy? %s [%d requests]\n", + yesno(dev_priv->gt.awake), dev_priv->gt.active_requests); seq_printf(m, "CPU waiting? %d\n", count_irq_waiters(dev_priv)); seq_printf(m, "Frequency requested %d\n", intel_gpu_freq(dev_priv, dev_priv->rps.cur_freq)); @@ -2313,7 +2313,7 @@ static int i915_rps_boost_info(struct seq_file *m, void *data) if (INTEL_GEN(dev_priv) >= 6 && dev_priv->rps.enabled && - dev_priv->gt.active_engines) { + dev_priv->gt.active_requests) { u32 rpup, rpupei; u32 rpdown, rpdownei; diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 8b987f772d47..eacb144af29e 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2092,6 +2092,7 @@ struct drm_i915_private { struct list_head timelines; struct i915_gem_timeline global_timeline; + u32 active_requests; /** * Is the GPU currently considered idle, or busy executing @@ -2100,7 +2101,6 @@ struct drm_i915_private { * In order to reduce the effect on performance, there * is a slight delay before we do so. */ - unsigned int active_engines; bool awake; /** diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index f4cfb88bd804..8a5d20715e5f 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2688,8 +2688,6 @@ static void i915_gem_cleanup_engine(struct intel_engine_cs *engine) memset(engine->execlist_port, 0, sizeof(engine->execlist_port)); spin_unlock(&engine->execlist_lock); } - - engine->i915->gt.active_engines &= ~intel_engine_flag(engine); } void i915_gem_set_wedged(struct drm_i915_private *dev_priv) @@ -2746,7 +2744,7 @@ i915_gem_idle_work_handler(struct work_struct *work) if (!READ_ONCE(dev_priv->gt.awake)) return; - if (READ_ONCE(dev_priv->gt.active_engines)) + if (READ_ONCE(dev_priv->gt.active_requests)) return; rearm_hangcheck = @@ -2760,7 +2758,7 @@ i915_gem_idle_work_handler(struct work_struct *work) goto out_rearm; } - if (dev_priv->gt.active_engines) + if (dev_priv->gt.active_requests) goto out_unlock; for_each_engine(engine, dev_priv, id) @@ -4399,6 +4397,7 @@ int i915_gem_suspend(struct drm_device *dev) goto err; i915_gem_retire_requests(dev_priv); + GEM_BUG_ON(dev_priv->gt.active_requests); assert_kernel_context_is_current(dev_priv); i915_gem_context_lost(dev_priv); diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c index 9c34a4c540b5..9b22f66464f0 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.c +++ b/drivers/gpu/drm/i915/i915_gem_request.c @@ -159,6 +159,7 @@ static void i915_gem_request_retire(struct drm_i915_gem_request *request) */ list_del(&request->ring_link); request->ring->last_retired_head = request->postfix; + request->i915->gt.active_requests--; /* Walk through the active list, calling retire on each. This allows * objects to track their GPU activity and mark themselves as idle @@ -253,13 +254,15 @@ static int i915_gem_init_global_seqno(struct drm_i915_private *i915, u32 seqno) return ret; i915_gem_retire_requests(i915); + GEM_BUG_ON(i915->gt.active_requests > 1); /* If the seqno wraps around, we need to clear the breadcrumb rbtree */ - if (!i915_seqno_passed(seqno, timeline->next_seqno)) { + if (!i915_seqno_passed(seqno, atomic_read(&timeline->next_seqno))) { while (intel_kick_waiters(i915) || intel_kick_signalers(i915)) yield(); yield(); } + atomic_set(&timeline->next_seqno, seqno); /* Finally reset hw state */ for_each_engine(engine, i915, id) @@ -279,7 +282,6 @@ static int i915_gem_init_global_seqno(struct drm_i915_private *i915, u32 seqno) int i915_gem_set_global_seqno(struct drm_device *dev, u32 seqno) { struct drm_i915_private *dev_priv = to_i915(dev); - int ret; lockdep_assert_held(&dev_priv->drm.struct_mutex); @@ -289,34 +291,33 @@ int i915_gem_set_global_seqno(struct drm_device *dev, u32 seqno) /* HWS page needs to be set less than what we * will inject to ring */ - ret = i915_gem_init_global_seqno(dev_priv, seqno - 1); - if (ret) - return ret; - - dev_priv->gt.global_timeline.next_seqno = seqno; - return 0; + return i915_gem_init_global_seqno(dev_priv, seqno - 1); } -static int i915_gem_get_global_seqno(struct drm_i915_private *dev_priv, - u32 *seqno) +static int reserve_global_seqno(struct drm_i915_private *i915) { - struct i915_gem_timeline *tl = &dev_priv->gt.global_timeline; - - /* reserve 0 for non-seqno */ - if (unlikely(tl->next_seqno == 0)) { - int ret; + u32 active_requests = ++i915->gt.active_requests; + u32 next_seqno = atomic_read(&i915->gt.global_timeline.next_seqno); + int ret; - ret = i915_gem_init_global_seqno(dev_priv, 0); - if (ret) - return ret; + /* Reservation is fine until we need to wrap around */ + if (likely(next_seqno + active_requests > next_seqno)) + return 0; - tl->next_seqno = 1; + ret = i915_gem_init_global_seqno(i915, 0); + if (ret) { + i915->gt.active_requests--; + return ret; } - *seqno = tl->next_seqno++; return 0; } +static u32 timeline_get_seqno(struct i915_gem_timeline *tl) +{ + return atomic_inc_return(&tl->next_seqno); +} + static int __i915_sw_fence_call submit_notify(struct i915_sw_fence *fence, enum i915_sw_fence_notify state) { @@ -356,9 +357,10 @@ i915_gem_request_alloc(struct intel_engine_cs *engine, { struct drm_i915_private *dev_priv = engine->i915; struct drm_i915_gem_request *req; - u32 seqno; int ret; + lockdep_assert_held(&dev_priv->drm.struct_mutex); + /* ABI: Before userspace accesses the GPU (e.g. execbuffer), report * EIO if the GPU is already wedged, or EAGAIN to drop the struct_mutex * and restart. @@ -367,6 +369,10 @@ i915_gem_request_alloc(struct intel_engine_cs *engine, if (ret) return ERR_PTR(ret); + ret = reserve_global_seqno(dev_priv); + if (ret) + return ERR_PTR(ret); + /* Move the oldest request to the slab-cache (if not in use!) */ req = list_first_entry_or_null(&engine->timeline->requests, typeof(*req), link); @@ -402,12 +408,10 @@ i915_gem_request_alloc(struct intel_engine_cs *engine, * Do not use kmem_cache_zalloc() here! */ req = kmem_cache_alloc(dev_priv->requests, GFP_KERNEL); - if (!req) - return ERR_PTR(-ENOMEM); - - ret = i915_gem_get_global_seqno(dev_priv, &seqno); - if (ret) - goto err; + if (!req) { + ret = -ENOMEM; + goto err_unreserve; + } req->timeline = engine->timeline; @@ -416,14 +420,14 @@ i915_gem_request_alloc(struct intel_engine_cs *engine, &i915_fence_ops, &req->lock, req->timeline->fence_context, - seqno); + timeline_get_seqno(req->timeline->common)); i915_sw_fence_init(&req->submit, submit_notify); INIT_LIST_HEAD(&req->active_list); req->i915 = dev_priv; req->engine = engine; - req->global_seqno = seqno; + req->global_seqno = req->fence.seqno; req->ctx = i915_gem_context_get(ctx); /* No zalloc, must clear what we need by hand */ @@ -459,8 +463,9 @@ i915_gem_request_alloc(struct intel_engine_cs *engine, err_ctx: i915_gem_context_put(ctx); -err: kmem_cache_free(dev_priv->requests, req); +err_unreserve: + dev_priv->gt.active_requests--; return ERR_PTR(ret); } @@ -624,7 +629,6 @@ static void i915_gem_mark_busy(const struct intel_engine_cs *engine) { struct drm_i915_private *dev_priv = engine->i915; - dev_priv->gt.active_engines |= intel_engine_flag(engine); if (dev_priv->gt.awake) return; @@ -700,6 +704,9 @@ void __i915_add_request(struct drm_i915_gem_request *request, bool flush_caches) i915_sw_fence_await_sw_fence(&request->submit, &prev->submit, &request->submitq); + GEM_BUG_ON(i915_seqno_passed(timeline->last_submitted_seqno, + request->fence.seqno)); + request->emitted_jiffies = jiffies; request->previous_seqno = timeline->last_pending_seqno; timeline->last_pending_seqno = request->fence.seqno; @@ -962,38 +969,35 @@ complete: return timeout; } -static bool engine_retire_requests(struct intel_engine_cs *engine) +static void engine_retire_requests(struct intel_engine_cs *engine) { struct drm_i915_gem_request *request, *next; list_for_each_entry_safe(request, next, &engine->timeline->requests, link) { if (!i915_gem_request_completed(request)) - return false; + return; i915_gem_request_retire(request); } - - return true; } void i915_gem_retire_requests(struct drm_i915_private *dev_priv) { struct intel_engine_cs *engine; - unsigned int tmp; + enum intel_engine_id id; lockdep_assert_held(&dev_priv->drm.struct_mutex); - if (dev_priv->gt.active_engines == 0) + if (!dev_priv->gt.active_requests) return; GEM_BUG_ON(!dev_priv->gt.awake); - for_each_engine_masked(engine, dev_priv, dev_priv->gt.active_engines, tmp) - if (engine_retire_requests(engine)) - dev_priv->gt.active_engines &= ~intel_engine_flag(engine); + for_each_engine(engine, dev_priv, id) + engine_retire_requests(engine); - if (dev_priv->gt.active_engines == 0) + if (!dev_priv->gt.active_requests) queue_delayed_work(dev_priv->wq, &dev_priv->gt.idle_work, msecs_to_jiffies(100)); diff --git a/drivers/gpu/drm/i915/i915_gem_timeline.h b/drivers/gpu/drm/i915/i915_gem_timeline.h index 767b23914ec5..18e603980dd9 100644 --- a/drivers/gpu/drm/i915/i915_gem_timeline.h +++ b/drivers/gpu/drm/i915/i915_gem_timeline.h @@ -55,7 +55,7 @@ struct intel_timeline { struct i915_gem_timeline { struct list_head link; - u32 next_seqno; + atomic_t next_seqno; struct drm_i915_private *i915; const char *name; -- cgit v1.2.3 From f2d13290e3275df34c0cd625fbc665965af08c67 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:57 +0100 Subject: drm/i915: Defer setting of global seqno on request to submission Defer the assignment of the global seqno on a request to its submission. In the next patch, we will only allocate the global seqno at that time, here we are just enabling the wait-for-submission before wait-for-seqno paths. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-34-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem_request.c | 30 +++++++++++++++++++++++------- 1 file changed, 23 insertions(+), 7 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c index 9b22f66464f0..7499e3b205c6 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.c +++ b/drivers/gpu/drm/i915/i915_gem_request.c @@ -324,14 +324,32 @@ submit_notify(struct i915_sw_fence *fence, enum i915_sw_fence_notify state) struct drm_i915_gem_request *request = container_of(fence, typeof(*request), submit); struct intel_engine_cs *engine = request->engine; + struct intel_timeline *timeline; + u32 seqno; if (state != FENCE_COMPLETE) return NOTIFY_DONE; /* Will be called from irq-context when using foreign DMA fences */ - engine->timeline->last_submitted_seqno = request->fence.seqno; + timeline = request->timeline; + seqno = request->fence.seqno; + GEM_BUG_ON(!seqno); + GEM_BUG_ON(i915_seqno_passed(intel_engine_get_seqno(engine), seqno)); + + GEM_BUG_ON(i915_seqno_passed(timeline->last_submitted_seqno, seqno)); + request->previous_seqno = timeline->last_submitted_seqno; + timeline->last_submitted_seqno = seqno; + + /* We may be recursing from the signal callback of another i915 fence */ + spin_lock_nested(&request->lock, SINGLE_DEPTH_NESTING); + request->global_seqno = seqno; + if (test_bit(DMA_FENCE_FLAG_ENABLE_SIGNAL_BIT, &request->fence.flags)) + intel_engine_enable_signaling(request); + spin_unlock(&request->lock); + + GEM_BUG_ON(!request->global_seqno); engine->emit_breadcrumb(request, request->ring->vaddr + request->postfix); engine->submit_request(request); @@ -427,10 +445,10 @@ i915_gem_request_alloc(struct intel_engine_cs *engine, INIT_LIST_HEAD(&req->active_list); req->i915 = dev_priv; req->engine = engine; - req->global_seqno = req->fence.seqno; req->ctx = i915_gem_context_get(ctx); /* No zalloc, must clear what we need by hand */ + req->global_seqno = 0; req->previous_context = NULL; req->file_priv = NULL; req->batch = NULL; @@ -704,15 +722,13 @@ void __i915_add_request(struct drm_i915_gem_request *request, bool flush_caches) i915_sw_fence_await_sw_fence(&request->submit, &prev->submit, &request->submitq); - GEM_BUG_ON(i915_seqno_passed(timeline->last_submitted_seqno, - request->fence.seqno)); + list_add_tail(&request->link, &timeline->requests); - request->emitted_jiffies = jiffies; - request->previous_seqno = timeline->last_pending_seqno; timeline->last_pending_seqno = request->fence.seqno; i915_gem_active_set(&timeline->last_request, request); - list_add_tail(&request->link, &timeline->requests); + list_add_tail(&request->ring_link, &ring->request_list); + request->emitted_jiffies = jiffies; i915_gem_mark_busy(engine); -- cgit v1.2.3 From 80b204bce8f27b52cd65839e0e6144b4452ae3de Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 28 Oct 2016 13:58:58 +0100 Subject: drm/i915: Enable multiple timelines With the infrastructure converted over to tracking multiple timelines in the GEM API whilst preserving the efficiency of using a single execution timeline internally, we can now assign a separate timeline to every context with full-ppgtt. v2: Add a comment to indicate the xfer between timelines upon submission. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161028125858.23563-35-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_drv.h | 10 ++++++ drivers/gpu/drm/i915/i915_gem.c | 10 +++--- drivers/gpu/drm/i915/i915_gem_context.c | 4 +-- drivers/gpu/drm/i915/i915_gem_evict.c | 11 +++--- drivers/gpu/drm/i915/i915_gem_gtt.c | 19 ++++++---- drivers/gpu/drm/i915/i915_gem_gtt.h | 4 ++- drivers/gpu/drm/i915/i915_gem_request.c | 61 +++++++++++++++++--------------- drivers/gpu/drm/i915/i915_gem_timeline.c | 1 + drivers/gpu/drm/i915/i915_gem_timeline.h | 3 +- drivers/gpu/drm/i915/intel_ringbuffer.h | 5 --- 10 files changed, 77 insertions(+), 51 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index eacb144af29e..42a499681966 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -3549,6 +3549,16 @@ static inline void i915_gem_context_put(struct i915_gem_context *ctx) kref_put(&ctx->ref, i915_gem_context_free); } +static inline struct intel_timeline * +i915_gem_context_lookup_timeline(struct i915_gem_context *ctx, + struct intel_engine_cs *engine) +{ + struct i915_address_space *vm; + + vm = ctx->ppgtt ? &ctx->ppgtt->base : &ctx->i915->ggtt.base; + return &vm->timeline.engine[engine->id]; +} + static inline bool i915_gem_context_is_default(const struct i915_gem_context *c) { return c->user_handle == DEFAULT_CONTEXT_HANDLE; diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 8a5d20715e5f..1e5d2bf777e4 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2564,12 +2564,9 @@ i915_gem_find_active_request(struct intel_engine_cs *engine) * not need an engine->irq_seqno_barrier() before the seqno reads. */ list_for_each_entry(request, &engine->timeline->requests, link) { - if (i915_gem_request_completed(request)) + if (__i915_gem_request_completed(request)) continue; - if (!i915_sw_fence_done(&request->submit)) - break; - return request; } @@ -2597,6 +2594,7 @@ static void i915_gem_reset_engine(struct intel_engine_cs *engine) { struct drm_i915_gem_request *request; struct i915_gem_context *incomplete_ctx; + struct intel_timeline *timeline; bool ring_hung; if (engine->irq_seqno_barrier) @@ -2635,6 +2633,10 @@ static void i915_gem_reset_engine(struct intel_engine_cs *engine) list_for_each_entry_continue(request, &engine->timeline->requests, link) if (request->ctx == incomplete_ctx) reset_request(request); + + timeline = i915_gem_context_lookup_timeline(incomplete_ctx, engine); + list_for_each_entry(request, &timeline->requests, link) + reset_request(request); } void i915_gem_reset(struct drm_i915_private *dev_priv) diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c index d3118db244c4..461aece6c5bd 100644 --- a/drivers/gpu/drm/i915/i915_gem_context.c +++ b/drivers/gpu/drm/i915/i915_gem_context.c @@ -365,9 +365,9 @@ i915_gem_create_context(struct drm_device *dev, return ctx; if (USES_FULL_PPGTT(dev)) { - struct i915_hw_ppgtt *ppgtt = - i915_ppgtt_create(to_i915(dev), file_priv); + struct i915_hw_ppgtt *ppgtt; + ppgtt = i915_ppgtt_create(to_i915(dev), file_priv, ctx->name); if (IS_ERR(ppgtt)) { DRM_DEBUG_DRIVER("PPGTT setup failed (%ld)\n", PTR_ERR(ppgtt)); diff --git a/drivers/gpu/drm/i915/i915_gem_evict.c b/drivers/gpu/drm/i915/i915_gem_evict.c index 79b964152cd9..bd08814b015c 100644 --- a/drivers/gpu/drm/i915/i915_gem_evict.c +++ b/drivers/gpu/drm/i915/i915_gem_evict.c @@ -33,14 +33,17 @@ #include "intel_drv.h" #include "i915_trace.h" -static bool -gpu_is_idle(struct drm_i915_private *dev_priv) +static bool ggtt_is_idle(struct drm_i915_private *dev_priv) { + struct i915_ggtt *ggtt = &dev_priv->ggtt; struct intel_engine_cs *engine; enum intel_engine_id id; for_each_engine(engine, dev_priv, id) { - if (intel_engine_is_active(engine)) + struct intel_timeline *tl; + + tl = &ggtt->base.timeline.engine[engine->id]; + if (i915_gem_active_isset(&tl->last_request)) return false; } @@ -154,7 +157,7 @@ search_again: if (!i915_is_ggtt(vm) || flags & PIN_NONBLOCK) return -ENOSPC; - if (gpu_is_idle(dev_priv)) { + if (ggtt_is_idle(dev_priv)) { /* If we still have pending pageflip completions, drop * back to userspace to give our workqueues time to * acquire our locks and unpin the old scanouts. diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 1b1a459e2b68..e7afad585929 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -2185,8 +2185,10 @@ static int __hw_ppgtt_init(struct i915_hw_ppgtt *ppgtt, } static void i915_address_space_init(struct i915_address_space *vm, - struct drm_i915_private *dev_priv) + struct drm_i915_private *dev_priv, + const char *name) { + i915_gem_timeline_init(dev_priv, &vm->timeline, name); drm_mm_init(&vm->mm, vm->start, vm->total); INIT_LIST_HEAD(&vm->active_list); INIT_LIST_HEAD(&vm->inactive_list); @@ -2215,14 +2217,15 @@ static void gtt_write_workarounds(struct drm_device *dev) static int i915_ppgtt_init(struct i915_hw_ppgtt *ppgtt, struct drm_i915_private *dev_priv, - struct drm_i915_file_private *file_priv) + struct drm_i915_file_private *file_priv, + const char *name) { int ret; ret = __hw_ppgtt_init(ppgtt, dev_priv); if (ret == 0) { kref_init(&ppgtt->ref); - i915_address_space_init(&ppgtt->base, dev_priv); + i915_address_space_init(&ppgtt->base, dev_priv, name); ppgtt->base.file = file_priv; } @@ -2258,7 +2261,8 @@ int i915_ppgtt_init_hw(struct drm_device *dev) struct i915_hw_ppgtt * i915_ppgtt_create(struct drm_i915_private *dev_priv, - struct drm_i915_file_private *fpriv) + struct drm_i915_file_private *fpriv, + const char *name) { struct i915_hw_ppgtt *ppgtt; int ret; @@ -2267,7 +2271,7 @@ i915_ppgtt_create(struct drm_i915_private *dev_priv, if (!ppgtt) return ERR_PTR(-ENOMEM); - ret = i915_ppgtt_init(ppgtt, dev_priv, fpriv); + ret = i915_ppgtt_init(ppgtt, dev_priv, fpriv, name); if (ret) { kfree(ppgtt); return ERR_PTR(ret); @@ -2290,6 +2294,7 @@ void i915_ppgtt_release(struct kref *kref) WARN_ON(!list_empty(&ppgtt->base.inactive_list)); WARN_ON(!list_empty(&ppgtt->base.unbound_list)); + i915_gem_timeline_fini(&ppgtt->base.timeline); list_del(&ppgtt->base.global_link); drm_mm_takedown(&ppgtt->base.mm); @@ -3232,11 +3237,13 @@ int i915_ggtt_init_hw(struct drm_i915_private *dev_priv) /* Subtract the guard page before address space initialization to * shrink the range used by drm_mm. */ + mutex_lock(&dev_priv->drm.struct_mutex); ggtt->base.total -= PAGE_SIZE; - i915_address_space_init(&ggtt->base, dev_priv); + i915_address_space_init(&ggtt->base, dev_priv, "[global]"); ggtt->base.total += PAGE_SIZE; if (!HAS_LLC(dev_priv)) ggtt->base.mm.color_adjust = i915_gtt_color_adjust; + mutex_unlock(&dev_priv->drm.struct_mutex); if (!io_mapping_init_wc(&dev_priv->ggtt.mappable, dev_priv->ggtt.mappable_base, diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h index 9f0327e5176a..518e75b64290 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.h +++ b/drivers/gpu/drm/i915/i915_gem_gtt.h @@ -342,6 +342,7 @@ struct i915_pml4 { struct i915_address_space { struct drm_mm mm; + struct i915_gem_timeline timeline; struct drm_device *dev; /* Every address space belongs to a struct file - except for the global * GTT that is owned by the driver (and so @file is set to NULL). In @@ -613,7 +614,8 @@ void i915_ggtt_cleanup_hw(struct drm_i915_private *dev_priv); int i915_ppgtt_init_hw(struct drm_device *dev); void i915_ppgtt_release(struct kref *kref); struct i915_hw_ppgtt *i915_ppgtt_create(struct drm_i915_private *dev_priv, - struct drm_i915_file_private *fpriv); + struct drm_i915_file_private *fpriv, + const char *name); static inline void i915_ppgtt_get(struct i915_hw_ppgtt *ppgtt) { if (ppgtt) diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c index 7499e3b205c6..79b0046d9a57 100644 --- a/drivers/gpu/drm/i915/i915_gem_request.c +++ b/drivers/gpu/drm/i915/i915_gem_request.c @@ -34,12 +34,6 @@ static const char *i915_fence_get_driver_name(struct dma_fence *fence) static const char *i915_fence_get_timeline_name(struct dma_fence *fence) { - /* Timelines are bound by eviction to a VM. However, since - * we only have a global seqno at the moment, we only have - * a single timeline. Note that each timeline will have - * multiple execution contexts (fence contexts) as we allow - * engines within a single timeline to execute in parallel. - */ return to_request(fence)->timeline->common->name; } @@ -64,18 +58,6 @@ static signed long i915_fence_wait(struct dma_fence *fence, return i915_wait_request(to_request(fence), interruptible, timeout); } -static void i915_fence_value_str(struct dma_fence *fence, char *str, int size) -{ - snprintf(str, size, "%u", fence->seqno); -} - -static void i915_fence_timeline_value_str(struct dma_fence *fence, char *str, - int size) -{ - snprintf(str, size, "%u", - intel_engine_get_seqno(to_request(fence)->engine)); -} - static void i915_fence_release(struct dma_fence *fence) { struct drm_i915_gem_request *req = to_request(fence); @@ -90,8 +72,6 @@ const struct dma_fence_ops i915_fence_ops = { .signaled = i915_fence_signaled, .wait = i915_fence_wait, .release = i915_fence_release, - .fence_value_str = i915_fence_value_str, - .timeline_value_str = i915_fence_timeline_value_str, }; int i915_gem_request_add_to_client(struct drm_i915_gem_request *req, @@ -147,7 +127,10 @@ static void i915_gem_request_retire(struct drm_i915_gem_request *request) GEM_BUG_ON(!i915_gem_request_completed(request)); trace_i915_gem_request_retire(request); + + spin_lock_irq(&request->engine->timeline->lock); list_del_init(&request->link); + spin_unlock_irq(&request->engine->timeline->lock); /* We know the GPU must have read the request to have * sent us the seqno + interrupt, so use the position @@ -313,6 +296,12 @@ static int reserve_global_seqno(struct drm_i915_private *i915) return 0; } +static u32 __timeline_get_seqno(struct i915_gem_timeline *tl) +{ + /* next_seqno only incremented under a mutex */ + return ++tl->next_seqno.counter; +} + static u32 timeline_get_seqno(struct i915_gem_timeline *tl) { return atomic_inc_return(&tl->next_seqno); @@ -325,16 +314,20 @@ submit_notify(struct i915_sw_fence *fence, enum i915_sw_fence_notify state) container_of(fence, typeof(*request), submit); struct intel_engine_cs *engine = request->engine; struct intel_timeline *timeline; + unsigned long flags; u32 seqno; if (state != FENCE_COMPLETE) return NOTIFY_DONE; - /* Will be called from irq-context when using foreign DMA fences */ + /* Transfer from per-context onto the global per-engine timeline */ + timeline = engine->timeline; + GEM_BUG_ON(timeline == request->timeline); - timeline = request->timeline; + /* Will be called from irq-context when using foreign DMA fences */ + spin_lock_irqsave(&timeline->lock, flags); - seqno = request->fence.seqno; + seqno = timeline_get_seqno(timeline->common); GEM_BUG_ON(!seqno); GEM_BUG_ON(i915_seqno_passed(intel_engine_get_seqno(engine), seqno)); @@ -354,6 +347,12 @@ submit_notify(struct i915_sw_fence *fence, enum i915_sw_fence_notify state) request->ring->vaddr + request->postfix); engine->submit_request(request); + spin_lock_nested(&request->timeline->lock, SINGLE_DEPTH_NESTING); + list_move_tail(&request->link, &timeline->requests); + spin_unlock(&request->timeline->lock); + + spin_unlock_irqrestore(&timeline->lock, flags); + return NOTIFY_DONE; } @@ -394,7 +393,7 @@ i915_gem_request_alloc(struct intel_engine_cs *engine, /* Move the oldest request to the slab-cache (if not in use!) */ req = list_first_entry_or_null(&engine->timeline->requests, typeof(*req), link); - if (req && i915_gem_request_completed(req)) + if (req && __i915_gem_request_completed(req)) i915_gem_request_retire(req); /* Beware: Dragons be flying overhead. @@ -431,14 +430,15 @@ i915_gem_request_alloc(struct intel_engine_cs *engine, goto err_unreserve; } - req->timeline = engine->timeline; + req->timeline = i915_gem_context_lookup_timeline(ctx, engine); + GEM_BUG_ON(req->timeline == engine->timeline); spin_lock_init(&req->lock); dma_fence_init(&req->fence, &i915_fence_ops, &req->lock, req->timeline->fence_context, - timeline_get_seqno(req->timeline->common)); + __timeline_get_seqno(req->timeline->common)); i915_sw_fence_init(&req->submit, submit_notify); @@ -722,9 +722,14 @@ void __i915_add_request(struct drm_i915_gem_request *request, bool flush_caches) i915_sw_fence_await_sw_fence(&request->submit, &prev->submit, &request->submitq); + spin_lock_irq(&timeline->lock); list_add_tail(&request->link, &timeline->requests); + spin_unlock_irq(&timeline->lock); + + GEM_BUG_ON(i915_seqno_passed(timeline->last_submitted_seqno, + request->fence.seqno)); - timeline->last_pending_seqno = request->fence.seqno; + timeline->last_submitted_seqno = request->fence.seqno; i915_gem_active_set(&timeline->last_request, request); list_add_tail(&request->ring_link, &ring->request_list); @@ -991,7 +996,7 @@ static void engine_retire_requests(struct intel_engine_cs *engine) list_for_each_entry_safe(request, next, &engine->timeline->requests, link) { - if (!i915_gem_request_completed(request)) + if (!__i915_gem_request_completed(request)) return; i915_gem_request_retire(request); diff --git a/drivers/gpu/drm/i915/i915_gem_timeline.c b/drivers/gpu/drm/i915/i915_gem_timeline.c index a1bd03d10852..fc8f13a79f8f 100644 --- a/drivers/gpu/drm/i915/i915_gem_timeline.c +++ b/drivers/gpu/drm/i915/i915_gem_timeline.c @@ -48,6 +48,7 @@ int i915_gem_timeline_init(struct drm_i915_private *i915, tl->fence_context = fences++; tl->common = timeline; + spin_lock_init(&tl->lock); init_request_active(&tl->last_request, NULL); INIT_LIST_HEAD(&tl->requests); } diff --git a/drivers/gpu/drm/i915/i915_gem_timeline.h b/drivers/gpu/drm/i915/i915_gem_timeline.h index 18e603980dd9..f2bf7b1d49a1 100644 --- a/drivers/gpu/drm/i915/i915_gem_timeline.h +++ b/drivers/gpu/drm/i915/i915_gem_timeline.h @@ -34,7 +34,8 @@ struct i915_gem_timeline; struct intel_timeline { u64 fence_context; u32 last_submitted_seqno; - u32 last_pending_seqno; + + spinlock_t lock; /** * List of breadcrumbs associated with GPU requests currently diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index d16c74ae8f54..43f61aa24ed7 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -569,9 +569,4 @@ void intel_engine_fini_breadcrumbs(struct intel_engine_cs *engine); unsigned int intel_kick_waiters(struct drm_i915_private *i915); unsigned int intel_kick_signalers(struct drm_i915_private *i915); -static inline bool intel_engine_is_active(struct intel_engine_cs *engine) -{ - return i915_gem_active_isset(&engine->timeline->last_request); -} - #endif /* _INTEL_RINGBUFFER_H_ */ -- cgit v1.2.3 From b64b540931483cca3200d98756bed6ad0e01d75c Mon Sep 17 00:00:00 2001 From: Lyude Date: Wed, 26 Oct 2016 12:36:09 -0400 Subject: drm/i915/vlv: Prevent enabling hpd polling in late suspend MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit One of the CI machines began to run into issues with the hpd poller suddenly waking up in the midst of the late suspend phase. It looks like this is getting caused by the fact we now deinitialize power wells in late suspend, which means that intel_hpd_poll_init() gets called in late suspend causing polling to get re-enabled. So, when deinitializing power wells on valleyview we now refrain from enabling polling in the midst of suspend. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=98040 Fixes: 19625e85c6ec ("drm/i915: Enable polling when we don't have hpd") Signed-off-by: Lyude Cc: Ville Syrjälä Cc: Jani Saarinen Cc: Petry Latvala Reviewed-by: Ville Syrjälä Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1477499769-1966-1-git-send-email-lyude@redhat.com --- drivers/gpu/drm/i915/intel_runtime_pm.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index 95034a06d4ad..9a3a7455d29c 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -1113,7 +1113,9 @@ static void vlv_display_power_well_deinit(struct drm_i915_private *dev_priv) intel_power_sequencer_reset(dev_priv); - intel_hpd_poll_init(dev_priv); + /* Prevent us from re-enabling polling on accident in late suspend */ + if (!dev_priv->drm.dev->power.is_suspended) + intel_hpd_poll_init(dev_priv); } static void vlv_display_power_well_enable(struct drm_i915_private *dev_priv, -- cgit v1.2.3 From 90731c24d2db7ec04df43ddbcee9605183d05187 Mon Sep 17 00:00:00 2001 From: Brian Starkey Date: Mon, 24 Oct 2016 15:27:59 +0100 Subject: drm/i2c: tda998x: mali-dp: hdlcd: refactor connector registration Connectors shouldn't be registered until the rest of the whole device is set up, so that consistent state is presented to userspace. As such, remove the calls to drm_connector_register() and drm_connector_unregister() from tda998x, as these are now handled by drm_dev_(un)register() itself. To work with this change, the mali-dp and hdlcd bind and unbind sequences have to be reordered, to ensure that the componentised encoder/connector is bound before drm_dev_register() registers all connectors. Similarly, the device must be unregistered before the component is unbound. Altogether, this allows other drivers using tda998x to be de-midlayered, and to have less racy initialisation of their components. Splitting this commit into three (one per driver) isn't possible without intermediate breakage, so it is all squashed together here. Suggested-by: Russell King Signed-off-by: Brian Starkey Reviewed-by: Liviu Dudau Signed-off-by: Russell King --- drivers/gpu/drm/arm/hdlcd_drv.c | 19 +++++++++++-------- drivers/gpu/drm/arm/malidp_drv.c | 18 +++++++++++------- drivers/gpu/drm/i2c/tda998x_drv.c | 8 -------- 3 files changed, 22 insertions(+), 23 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/arm/hdlcd_drv.c b/drivers/gpu/drm/arm/hdlcd_drv.c index d83b46a30327..85aec8b86d89 100644 --- a/drivers/gpu/drm/arm/hdlcd_drv.c +++ b/drivers/gpu/drm/arm/hdlcd_drv.c @@ -337,14 +337,10 @@ static int hdlcd_drm_bind(struct device *dev) if (ret) goto err_free; - ret = drm_dev_register(drm, 0); - if (ret) - goto err_unload; - ret = component_bind_all(dev, drm); if (ret) { DRM_ERROR("Failed to bind all components\n"); - goto err_unregister; + goto err_unload; } ret = pm_runtime_set_active(dev); @@ -371,8 +367,17 @@ static int hdlcd_drm_bind(struct device *dev) goto err_fbdev; } + ret = drm_dev_register(drm, 0); + if (ret) + goto err_register; + return 0; +err_register: + if (hdlcd->fbdev) { + drm_fbdev_cma_fini(hdlcd->fbdev); + hdlcd->fbdev = NULL; + } err_fbdev: drm_kms_helper_poll_fini(drm); drm_mode_config_cleanup(drm); @@ -381,8 +386,6 @@ err_vblank: pm_runtime_disable(drm->dev); err_pm_active: component_unbind_all(dev, drm); -err_unregister: - drm_dev_unregister(drm); err_unload: drm_irq_uninstall(drm); of_reserved_mem_device_release(drm->dev); @@ -398,6 +401,7 @@ static void hdlcd_drm_unbind(struct device *dev) struct drm_device *drm = dev_get_drvdata(dev); struct hdlcd_drm_private *hdlcd = drm->dev_private; + drm_dev_unregister(drm); if (hdlcd->fbdev) { drm_fbdev_cma_fini(hdlcd->fbdev); hdlcd->fbdev = NULL; @@ -411,7 +415,6 @@ static void hdlcd_drm_unbind(struct device *dev) pm_runtime_disable(drm->dev); of_reserved_mem_device_release(drm->dev); drm_mode_config_cleanup(drm); - drm_dev_unregister(drm); drm_dev_unref(drm); drm->dev_private = NULL; dev_set_drvdata(dev, NULL); diff --git a/drivers/gpu/drm/arm/malidp_drv.c b/drivers/gpu/drm/arm/malidp_drv.c index 82171d223f2d..79bfc1360a1b 100644 --- a/drivers/gpu/drm/arm/malidp_drv.c +++ b/drivers/gpu/drm/arm/malidp_drv.c @@ -354,10 +354,6 @@ static int malidp_bind(struct device *dev) if (ret < 0) goto init_fail; - ret = drm_dev_register(drm, 0); - if (ret) - goto register_fail; - /* Set the CRTC's port so that the encoder component can find it */ ep = of_graph_get_next_endpoint(dev->of_node, NULL); if (!ep) { @@ -394,8 +390,18 @@ static int malidp_bind(struct device *dev) } drm_kms_helper_poll_init(drm); + + ret = drm_dev_register(drm, 0); + if (ret) + goto register_fail; + return 0; +register_fail: + if (malidp->fbdev) { + drm_fbdev_cma_fini(malidp->fbdev); + malidp->fbdev = NULL; + } fbdev_fail: drm_vblank_cleanup(drm); vblank_fail: @@ -407,8 +413,6 @@ bind_fail: of_node_put(malidp->crtc.port); malidp->crtc.port = NULL; port_fail: - drm_dev_unregister(drm); -register_fail: malidp_de_planes_destroy(drm); drm_mode_config_cleanup(drm); init_fail: @@ -431,6 +435,7 @@ static void malidp_unbind(struct device *dev) struct malidp_drm *malidp = drm->dev_private; struct malidp_hw_device *hwdev = malidp->dev; + drm_dev_unregister(drm); if (malidp->fbdev) { drm_fbdev_cma_fini(malidp->fbdev); malidp->fbdev = NULL; @@ -442,7 +447,6 @@ static void malidp_unbind(struct device *dev) component_unbind_all(dev, drm); of_node_put(malidp->crtc.port); malidp->crtc.port = NULL; - drm_dev_unregister(drm); malidp_de_planes_destroy(drm); drm_mode_config_cleanup(drm); drm->dev_private = NULL; diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c b/drivers/gpu/drm/i2c/tda998x_drv.c index f4315bc8d471..6e6fca20ba8b 100644 --- a/drivers/gpu/drm/i2c/tda998x_drv.c +++ b/drivers/gpu/drm/i2c/tda998x_drv.c @@ -1369,7 +1369,6 @@ const struct drm_connector_helper_funcs tda998x_connector_helper_funcs = { static void tda998x_connector_destroy(struct drm_connector *connector) { - drm_connector_unregister(connector); drm_connector_cleanup(connector); } @@ -1441,16 +1440,10 @@ static int tda998x_bind(struct device *dev, struct device *master, void *data) if (ret) goto err_connector; - ret = drm_connector_register(&priv->connector); - if (ret) - goto err_sysfs; - drm_mode_connector_attach_encoder(&priv->connector, &priv->encoder); return 0; -err_sysfs: - drm_connector_cleanup(&priv->connector); err_connector: drm_encoder_cleanup(&priv->encoder); err_encoder: @@ -1463,7 +1456,6 @@ static void tda998x_unbind(struct device *dev, struct device *master, { struct tda998x_priv *priv = dev_get_drvdata(dev); - drm_connector_unregister(&priv->connector); drm_connector_cleanup(&priv->connector); drm_encoder_cleanup(&priv->encoder); tda998x_destroy(priv); -- cgit v1.2.3 From 7b7a119e8546e27227a7969883a3c34ed7dbb0cf Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Mon, 31 Oct 2016 12:40:48 +0000 Subject: drm/i915: Mark up obj->mm.lock for shrinker As we may allocate from within the obj->mm.lock we may enter the shrinker for direct reclaim. Operating on the current object is prevented by checking for obj->mm.pages (which is only set as the last operation in the allocation path). However, we need to identify the single recursion of accessing another object's obj->mm.lock as the two locks have identical class and so appear to be the same to lockdep, convincing it that a deadlock is possible. Use mutex_lock_nested() to remove the false positive. [ 2165.945734] ================================= [ 2165.945749] [ INFO: inconsistent lock state ] [ 2165.945765] 4.9.0-rc2+ #2 Tainted: G W [ 2165.945781] --------------------------------- [ 2165.945796] inconsistent {RECLAIM_FS-ON-W} -> {IN-RECLAIM_FS-W} usage. [ 2165.945816] kswapd0/62 [HC0[0]:SC0[0]:HE1:SE1] takes: (&obj->mm.lock){+.+.?.}, at: [] i915_gem_shrink+0x29f/0x500 [i915] [ 2165.945904] {RECLAIM_FS-ON-W} state was registered at: [ 2165.945931] [] mark_held_locks+0x6f/0xa0 [ 2165.945956] [] lockdep_trace_alloc+0x69/0xc0 [ 2165.945982] [] kmem_cache_alloc_trace+0x33/0x2a0 [ 2165.946019] [] i915_gem_object_get_pages_stolen+0x6a/0xd0 [i915] [ 2165.946060] [] ____i915_gem_object_get_pages+0x20/0x60 [i915] [ 2165.946098] [] __i915_gem_object_get_pages+0x58/0x70 [i915] [ 2165.946138] [] _i915_gem_object_create_stolen+0xec/0x120 [i915] [ 2165.946177] [] i915_gem_object_create_stolen_for_preallocated+0xf3/0x3f0 [i915] [ 2165.946222] [] intel_alloc_initial_plane_obj.isra.125+0xd3/0x200 [i915] [ 2165.946266] [] intel_modeset_init+0x931/0x1530 [i915] [ 2165.946301] [] i915_driver_load+0xa14/0x14a0 [i915] [ 2165.946335] [] i915_pci_probe+0x4f/0x70 [i915] [ 2165.946362] [] local_pci_probe+0x42/0xa0 [ 2165.946386] [] pci_device_probe+0x103/0x150 [ 2165.946411] [] driver_probe_device+0x223/0x430 [ 2165.946436] [] __driver_attach+0xe3/0xf0 [ 2165.946461] [] bus_for_each_dev+0x73/0xc0 [ 2165.946485] [] driver_attach+0x1e/0x20 [ 2165.946508] [] bus_add_driver+0x173/0x270 [ 2165.946533] [] driver_register+0x60/0xe0 [ 2165.946557] [] __pci_register_driver+0x5d/0x60 [ 2165.946606] [] soundcore_open+0x17/0x230 [soundcore] [ 2165.946636] [] do_one_initcall+0x50/0x180 [ 2165.946661] [] do_init_module+0x5f/0x1f1 [ 2165.946685] [] load_module+0x2174/0x2a80 [ 2165.946709] [] SYSC_finit_module+0xdf/0x110 [ 2165.946734] [] SyS_finit_module+0xe/0x10 [ 2165.946758] [] entry_SYSCALL_64_fastpath+0x18/0xad [ 2165.946776] irq event stamp: 90871 [ 2165.946788] hardirqs last enabled at (90871): [ 2165.946805] [] __mutex_unlock_slowpath+0x11a/0x1c0 [ 2165.946823] hardirqs last disabled at (90870): [ 2165.946839] [] __mutex_unlock_slowpath+0x5b/0x1c0 [ 2165.946856] softirqs last enabled at (90858): [ 2165.946872] [] __do_softirq+0x39a/0x4c6 [ 2165.946887] softirqs last disabled at (90671): [ 2165.946902] [] irq_exit+0xea/0xf0 [ 2165.946916] other info that might help us debug this: [ 2165.946936] Possible unsafe locking scenario: [ 2165.946955] CPU0 [ 2165.946965] ---- [ 2165.946975] lock(&obj->mm.lock); [ 2165.947000] [ 2165.947010] lock(&obj->mm.lock); [ 2165.947035] *** DEADLOCK *** [ 2165.947054] 2 locks held by kswapd0/62: [ 2165.947067] #0: (shrinker_rwsem){++++..}, at: [] shrink_slab.part.40+0x5e/0x5d0 [ 2165.947120] #1: (&dev->struct_mutex){+.+.+.}, at: [] i915_gem_shrinker_lock+0x1b/0x60 [i915] [ 2165.948909] stack backtrace: [ 2165.950650] CPU: 2 PID: 62 Comm: kswapd0 Tainted: G W 4.9.0-rc2+ #2 [ 2165.951587] Hardware name: LENOVO 80MX/Lenovo E31-80, BIOS DCCN34WW(V2.03) 12/01/2015 [ 2165.952484] ffffc90000b5f8c8 ffffffffb137f645 ffff88016c5a2700 ffffffffb25f20a0 [ 2165.953395] ffffc90000b5f918 ffffffffb10bcecd 0000000000000000 ffff880100000001 [ 2165.954305] 0000000000000001 000000000000000a ffff88016c5a2fd0 ffff88016c5a2700 [ 2165.955240] Call Trace: [ 2165.956170] [] dump_stack+0x68/0x93 [ 2165.957071] [] print_usage_bug+0x1dd/0x1f0 [ 2165.957979] [] mark_lock+0x559/0x5c0 [ 2165.958875] [] ? print_shortest_lock_dependencies+0x1b0/0x1b0 [ 2165.959829] [] __lock_acquire+0x66d/0x12a0 [ 2165.960729] [] ? __slab_free+0xa1/0x340 [ 2165.961625] [] ? debug_lockdep_rcu_enabled+0x1d/0x20 [ 2165.962530] [] ? mark_held_locks+0x6f/0xa0 [ 2165.963457] [] lock_acquire+0xf0/0x1f0 [ 2165.964368] [] ? i915_gem_shrink+0x29f/0x500 [i915] [ 2165.965269] [] ? i915_gem_shrink+0x29f/0x500 [i915] [ 2165.966150] [] mutex_lock_nested+0x77/0x420 [ 2165.967030] [] ? i915_gem_shrink+0x29f/0x500 [i915] [ 2165.967952] [] ? __i915_gem_object_put_pages.part.58+0x161/0x1b0 [i915] [ 2165.968835] [] i915_gem_shrink+0x29f/0x500 [i915] [ 2165.969712] [] i915_gem_shrinker_scan+0x70/0xb0 [i915] [ 2165.970591] [] shrink_slab.part.40+0x1fe/0x5d0 [ 2165.971504] [] shrink_node+0x22c/0x320 [ 2165.972371] [] kswapd+0x38b/0x9b0 [ 2165.973238] [] ? mem_cgroup_shrink_node+0x330/0x330 [ 2165.974068] [] kthread+0xff/0x120 [ 2165.974929] [] ? kthread_park+0x60/0x60 [ 2165.975847] [] ret_from_fork+0x27/0x40 Reported-by: Tvrtko Ursulin Fixes: 1233e2db199d ("drm/i915: Move object backing storage manipulation...") Testcase: igt/gem_ctx_create/maximum-swap Signed-off-by: Chris Wilson Cc: Tvrtko Ursulin Cc: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161031124048.30355-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem_shrinker.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_shrinker.c b/drivers/gpu/drm/i915/i915_gem_shrinker.c index 0241658af16b..0daa09cabbcc 100644 --- a/drivers/gpu/drm/i915/i915_gem_shrinker.c +++ b/drivers/gpu/drm/i915/i915_gem_shrinker.c @@ -223,7 +223,9 @@ i915_gem_shrink(struct drm_i915_private *dev_priv, continue; if (unsafe_drop_pages(obj)) { - mutex_lock(&obj->mm.lock); + /* May arrive from get_pages on another bo */ + mutex_lock_nested(&obj->mm.lock, + SINGLE_DEPTH_NESTING); if (!obj->mm.pages) { __i915_gem_object_invalidate(obj); count += obj->base.size >> PAGE_SHIFT; -- cgit v1.2.3 From 33edc24d12c42710e23f1c2cef434937af73e245 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 25 Oct 2016 18:58:00 +0300 Subject: drm/i915: Don't try to initialize sprite planes on pre-ilk MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We don't currently implement support for sprite planes on pre-ilk platforms, so let's leave num_sprites at 0 so that we don't get spurious errors during driver init. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477411083-19255-2-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Daniel Vetter --- drivers/gpu/drm/i915/intel_device_info.c | 5 +++-- drivers/gpu/drm/i915/intel_sprite.c | 3 --- 2 files changed, 3 insertions(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c index d6a8f11813d5..185e3bbc9ec9 100644 --- a/drivers/gpu/drm/i915/intel_device_info.c +++ b/drivers/gpu/drm/i915/intel_device_info.c @@ -282,12 +282,13 @@ void intel_device_info_runtime_init(struct drm_i915_private *dev_priv) info->num_sprites[PIPE_A] = 2; info->num_sprites[PIPE_B] = 2; info->num_sprites[PIPE_C] = 1; - } else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) + } else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { for_each_pipe(dev_priv, pipe) info->num_sprites[pipe] = 2; - else + } else if (INTEL_GEN(dev_priv) >= 5) { for_each_pipe(dev_priv, pipe) info->num_sprites[pipe] = 1; + } if (i915.disable_display) { DRM_INFO("Display disabled (module parameter)\n"); diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index 43d0350856e7..ae1e3d47951b 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -1054,9 +1054,6 @@ intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane) int num_plane_formats; int ret; - if (INTEL_INFO(dev)->gen < 5) - return -ENODEV; - intel_plane = kzalloc(sizeof(*intel_plane), GFP_KERNEL); if (!intel_plane) { ret = -ENOMEM; -- cgit v1.2.3 From a81d6fa0966b88b1ddd79302d7d351d493c4db9d Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 25 Oct 2016 18:58:01 +0300 Subject: drm/i915: Initialize planes in a reasonable order MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The zpos magic sorting uses the object ID to solve conflicting zpos values. Let's initialize our planes in an order that makes the object IDs agree with the normal primary->sprites->cursor z order. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477411083-19255-3-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Daniel Vetter --- drivers/gpu/drm/i915/intel_display.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 304073a03c4c..b9692f639a9f 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -15241,7 +15241,7 @@ static void intel_crtc_init(struct drm_device *dev, int pipe) struct intel_crtc_state *crtc_state = NULL; struct drm_plane *primary = NULL; struct drm_plane *cursor = NULL; - int ret; + int sprite, ret; intel_crtc = kzalloc(sizeof(*intel_crtc), GFP_KERNEL); if (intel_crtc == NULL) @@ -15268,6 +15268,13 @@ static void intel_crtc_init(struct drm_device *dev, int pipe) if (!primary) goto fail; + for_each_sprite(dev_priv, pipe, sprite) { + ret = intel_plane_init(dev, pipe, sprite); + if (ret) + DRM_DEBUG_KMS("pipe %c sprite %c init failed: %d\n", + pipe_name(pipe), sprite_name(pipe, sprite), ret); + } + cursor = intel_cursor_plane_create(dev, pipe); if (!cursor) goto fail; @@ -16392,7 +16399,6 @@ void intel_modeset_init(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); struct i915_ggtt *ggtt = &dev_priv->ggtt; - int sprite, ret; enum pipe pipe; struct intel_crtc *crtc; @@ -16463,12 +16469,6 @@ void intel_modeset_init(struct drm_device *dev) for_each_pipe(dev_priv, pipe) { intel_crtc_init(dev, pipe); - for_each_sprite(dev_priv, pipe, sprite) { - ret = intel_plane_init(dev, pipe, sprite); - if (ret) - DRM_DEBUG_KMS("pipe %c sprite %c init failed: %d\n", - pipe_name(pipe), sprite_name(pipe, sprite), ret); - } } intel_update_czclk(dev_priv); -- cgit v1.2.3 From b079bd17e301708da044b4ea114f44c4aa47160c Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 25 Oct 2016 18:58:02 +0300 Subject: drm/i915: Bail if plane/crtc init fails MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Due to the plane->index not getting readjusted in drm_plane_cleanup(), we can't continue initialization of some plane/crtc init fails. Well, we sort of could I suppose if we left all initialized planes on the list, but that would expose those planes to userspace as well. But for crtcs the situation is even worse since we assume that pipe==crtc index occasionally, so we can't really deal with a partially initialize set of crtcs. So seems safest to just abort the entire thing if anything goes wrong. All the failure paths here are kmalloc()s anyway, so it seems unlikely we'd get very far if these start failing. v2: Add (enum plane) case to silence gcc Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477411083-19255-4-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Daniel Vetter --- drivers/gpu/drm/i915/i915_drv.c | 4 +- drivers/gpu/drm/i915/i915_drv.h | 2 +- drivers/gpu/drm/i915/intel_display.c | 103 ++++++++++++++++++++++------------- drivers/gpu/drm/i915/intel_drv.h | 3 +- drivers/gpu/drm/i915/intel_sprite.c | 8 +-- 5 files changed, 76 insertions(+), 44 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 839ce2ae38fa..6a99544c98d3 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -595,7 +595,9 @@ static int i915_load_modeset_init(struct drm_device *dev) /* Important: The output setup functions called by modeset_init need * working irqs for e.g. gmbus and dp aux transfers. */ - intel_modeset_init(dev); + ret = intel_modeset_init(dev); + if (ret) + goto cleanup_irq; intel_guc_init(dev); diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 42a499681966..51360d199263 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -3799,7 +3799,7 @@ void intel_device_info_dump(struct drm_i915_private *dev_priv); /* modesetting */ extern void intel_modeset_init_hw(struct drm_device *dev); -extern void intel_modeset_init(struct drm_device *dev); +extern int intel_modeset_init(struct drm_device *dev); extern void intel_modeset_gem_init(struct drm_device *dev); extern void intel_modeset_cleanup(struct drm_device *dev); extern int intel_connector_register(struct drm_connector *); diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index b9692f639a9f..740c68896672 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -14944,9 +14944,6 @@ static void intel_finish_crtc_commit(struct drm_crtc *crtc, */ void intel_plane_destroy(struct drm_plane *plane) { - if (!plane) - return; - drm_plane_cleanup(plane); kfree(to_intel_plane(plane)); } @@ -14960,11 +14957,10 @@ const struct drm_plane_funcs intel_plane_funcs = { .atomic_set_property = intel_plane_atomic_set_property, .atomic_duplicate_state = intel_plane_duplicate_state, .atomic_destroy_state = intel_plane_destroy_state, - }; -static struct drm_plane *intel_primary_plane_create(struct drm_device *dev, - int pipe) +static struct intel_plane * +intel_primary_plane_create(struct drm_device *dev, enum pipe pipe) { struct drm_i915_private *dev_priv = to_i915(dev); struct intel_plane *primary = NULL; @@ -14975,12 +14971,17 @@ static struct drm_plane *intel_primary_plane_create(struct drm_device *dev, int ret; primary = kzalloc(sizeof(*primary), GFP_KERNEL); - if (!primary) + if (!primary) { + ret = -ENOMEM; goto fail; + } state = intel_create_plane_state(&primary->base); - if (!state) + if (!state) { + ret = -ENOMEM; goto fail; + } + primary->base.state = &state->base; primary->can_scale = false; @@ -15061,13 +15062,13 @@ static struct drm_plane *intel_primary_plane_create(struct drm_device *dev, drm_plane_helper_add(&primary->base, &intel_plane_helper_funcs); - return &primary->base; + return primary; fail: kfree(state); kfree(primary); - return NULL; + return ERR_PTR(ret); } static int @@ -15163,8 +15164,8 @@ intel_update_cursor_plane(struct drm_plane *plane, intel_crtc_update_cursor(crtc, state); } -static struct drm_plane *intel_cursor_plane_create(struct drm_device *dev, - int pipe) +static struct intel_plane * +intel_cursor_plane_create(struct drm_device *dev, enum pipe pipe) { struct drm_i915_private *dev_priv = to_i915(dev); struct intel_plane *cursor = NULL; @@ -15172,12 +15173,17 @@ static struct drm_plane *intel_cursor_plane_create(struct drm_device *dev, int ret; cursor = kzalloc(sizeof(*cursor), GFP_KERNEL); - if (!cursor) + if (!cursor) { + ret = -ENOMEM; goto fail; + } state = intel_create_plane_state(&cursor->base); - if (!state) + if (!state) { + ret = -ENOMEM; goto fail; + } + cursor->base.state = &state->base; cursor->can_scale = false; @@ -15209,13 +15215,13 @@ static struct drm_plane *intel_cursor_plane_create(struct drm_device *dev, drm_plane_helper_add(&cursor->base, &intel_plane_helper_funcs); - return &cursor->base; + return cursor; fail: kfree(state); kfree(cursor); - return NULL; + return ERR_PTR(ret); } static void skl_init_scalers(struct drm_device *dev, struct intel_crtc *intel_crtc, @@ -15234,22 +15240,24 @@ static void skl_init_scalers(struct drm_device *dev, struct intel_crtc *intel_cr scaler_state->scaler_id = -1; } -static void intel_crtc_init(struct drm_device *dev, int pipe) +static int intel_crtc_init(struct drm_device *dev, enum pipe pipe) { struct drm_i915_private *dev_priv = to_i915(dev); struct intel_crtc *intel_crtc; struct intel_crtc_state *crtc_state = NULL; - struct drm_plane *primary = NULL; - struct drm_plane *cursor = NULL; + struct intel_plane *primary = NULL; + struct intel_plane *cursor = NULL; int sprite, ret; intel_crtc = kzalloc(sizeof(*intel_crtc), GFP_KERNEL); - if (intel_crtc == NULL) - return; + if (!intel_crtc) + return -ENOMEM; crtc_state = kzalloc(sizeof(*crtc_state), GFP_KERNEL); - if (!crtc_state) + if (!crtc_state) { + ret = -ENOMEM; goto fail; + } intel_crtc->config = crtc_state; intel_crtc->base.state = &crtc_state->base; crtc_state->base.crtc = &intel_crtc->base; @@ -15265,22 +15273,30 @@ static void intel_crtc_init(struct drm_device *dev, int pipe) } primary = intel_primary_plane_create(dev, pipe); - if (!primary) + if (IS_ERR(primary)) { + ret = PTR_ERR(primary); goto fail; + } for_each_sprite(dev_priv, pipe, sprite) { - ret = intel_plane_init(dev, pipe, sprite); - if (ret) - DRM_DEBUG_KMS("pipe %c sprite %c init failed: %d\n", - pipe_name(pipe), sprite_name(pipe, sprite), ret); + struct intel_plane *plane; + + plane = intel_sprite_plane_create(dev, pipe, sprite); + if (!plane) { + ret = PTR_ERR(plane); + goto fail; + } } cursor = intel_cursor_plane_create(dev, pipe); - if (!cursor) + if (!cursor) { + ret = PTR_ERR(cursor); goto fail; + } - ret = drm_crtc_init_with_planes(dev, &intel_crtc->base, primary, - cursor, &intel_crtc_funcs, + ret = drm_crtc_init_with_planes(dev, &intel_crtc->base, + &primary->base, &cursor->base, + &intel_crtc_funcs, "pipe %c", pipe_name(pipe)); if (ret) goto fail; @@ -15290,7 +15306,7 @@ static void intel_crtc_init(struct drm_device *dev, int pipe) * is hooked to pipe B. Hence we want plane A feeding pipe B. */ intel_crtc->pipe = pipe; - intel_crtc->plane = pipe; + intel_crtc->plane = (enum plane) pipe; if (HAS_FBC(dev) && INTEL_INFO(dev)->gen < 4) { DRM_DEBUG_KMS("swapping pipes & planes for FBC\n"); intel_crtc->plane = !pipe; @@ -15312,13 +15328,18 @@ static void intel_crtc_init(struct drm_device *dev, int pipe) intel_color_init(&intel_crtc->base); WARN_ON(drm_crtc_index(&intel_crtc->base) != intel_crtc->pipe); - return; + + return 0; fail: - intel_plane_destroy(primary); - intel_plane_destroy(cursor); + /* + * drm_mode_config_cleanup() will free up any + * crtcs/planes already initialized. + */ kfree(crtc_state); kfree(intel_crtc); + + return ret; } enum pipe intel_get_pipe_from_connector(struct intel_connector *connector) @@ -16395,7 +16416,7 @@ fail: drm_modeset_acquire_fini(&ctx); } -void intel_modeset_init(struct drm_device *dev) +int intel_modeset_init(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); struct i915_ggtt *ggtt = &dev_priv->ggtt; @@ -16419,7 +16440,7 @@ void intel_modeset_init(struct drm_device *dev) intel_init_pm(dev); if (INTEL_INFO(dev)->num_pipes == 0) - return; + return 0; /* * There may be no VBT; and if the BIOS enabled SSC we can @@ -16468,7 +16489,13 @@ void intel_modeset_init(struct drm_device *dev) INTEL_INFO(dev)->num_pipes > 1 ? "s" : ""); for_each_pipe(dev_priv, pipe) { - intel_crtc_init(dev, pipe); + int ret; + + ret = intel_crtc_init(dev, pipe); + if (ret) { + drm_mode_config_cleanup(dev); + return ret; + } } intel_update_czclk(dev_priv); @@ -16516,6 +16543,8 @@ void intel_modeset_init(struct drm_device *dev) * since the watermark calculation done here will use pstate->fb. */ sanitize_watermarks(dev); + + return 0; } static void intel_enable_pipe_a(struct drm_device *dev) diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 2616d92f9fee..46233356ed24 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1778,7 +1778,8 @@ bool intel_sdvo_init(struct drm_device *dev, /* intel_sprite.c */ int intel_usecs_to_scanlines(const struct drm_display_mode *adjusted_mode, int usecs); -int intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane); +struct intel_plane *intel_sprite_plane_create(struct drm_device *dev, + enum pipe pipe, int plane); int intel_sprite_set_colorkey(struct drm_device *dev, void *data, struct drm_file *file_priv); void intel_pipe_update_start(struct intel_crtc *crtc); diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index ae1e3d47951b..41ae7f562eec 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -1042,8 +1042,8 @@ static uint32_t skl_plane_formats[] = { DRM_FORMAT_VYUY, }; -int -intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane) +struct intel_plane * +intel_sprite_plane_create(struct drm_device *dev, enum pipe pipe, int plane) { struct drm_i915_private *dev_priv = to_i915(dev); struct intel_plane *intel_plane = NULL; @@ -1160,11 +1160,11 @@ intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane) drm_plane_helper_add(&intel_plane->base, &intel_plane_helper_funcs); - return 0; + return intel_plane; fail: kfree(state); kfree(intel_plane); - return ret; + return ERR_PTR(ret); } -- cgit v1.2.3 From 1890ae64841a7f304ed9aa6cc400da6102853cbe Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Tue, 25 Oct 2016 18:58:03 +0300 Subject: drm/i915: Reorganize sprite init MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Kill the switch statement from the sprite init code and replace with a more straightforward if ladder. Now each significant evolution of the sprite hardware is in its own neat box. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477411083-19255-5-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Daniel Vetter --- drivers/gpu/drm/i915/intel_sprite.c | 70 ++++++++++++++++--------------------- 1 file changed, 31 insertions(+), 39 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index 41ae7f562eec..70b50a27763e 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -1067,25 +1067,25 @@ intel_sprite_plane_create(struct drm_device *dev, enum pipe pipe, int plane) } intel_plane->base.state = &state->base; - switch (INTEL_INFO(dev)->gen) { - case 5: - case 6: + if (INTEL_GEN(dev_priv) >= 9) { intel_plane->can_scale = true; - intel_plane->max_downscale = 16; - intel_plane->update_plane = ilk_update_plane; - intel_plane->disable_plane = ilk_disable_plane; + state->scaler_id = -1; - if (IS_GEN6(dev_priv)) { - plane_formats = snb_plane_formats; - num_plane_formats = ARRAY_SIZE(snb_plane_formats); - } else { - plane_formats = ilk_plane_formats; - num_plane_formats = ARRAY_SIZE(ilk_plane_formats); - } - break; + intel_plane->update_plane = skl_update_plane; + intel_plane->disable_plane = skl_disable_plane; + + plane_formats = skl_plane_formats; + num_plane_formats = ARRAY_SIZE(skl_plane_formats); + } else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { + intel_plane->can_scale = false; + intel_plane->max_downscale = 1; + + intel_plane->update_plane = vlv_update_plane; + intel_plane->disable_plane = vlv_disable_plane; - case 7: - case 8: + plane_formats = vlv_plane_formats; + num_plane_formats = ARRAY_SIZE(vlv_plane_formats); + } else if (INTEL_GEN(dev_priv) >= 7) { if (IS_IVYBRIDGE(dev_priv)) { intel_plane->can_scale = true; intel_plane->max_downscale = 2; @@ -1094,33 +1094,25 @@ intel_sprite_plane_create(struct drm_device *dev, enum pipe pipe, int plane) intel_plane->max_downscale = 1; } - if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { - intel_plane->update_plane = vlv_update_plane; - intel_plane->disable_plane = vlv_disable_plane; + intel_plane->update_plane = ivb_update_plane; + intel_plane->disable_plane = ivb_disable_plane; - plane_formats = vlv_plane_formats; - num_plane_formats = ARRAY_SIZE(vlv_plane_formats); - } else { - intel_plane->update_plane = ivb_update_plane; - intel_plane->disable_plane = ivb_disable_plane; + plane_formats = snb_plane_formats; + num_plane_formats = ARRAY_SIZE(snb_plane_formats); + } else { + intel_plane->can_scale = true; + intel_plane->max_downscale = 16; + + intel_plane->update_plane = ilk_update_plane; + intel_plane->disable_plane = ilk_disable_plane; + if (IS_GEN6(dev_priv)) { plane_formats = snb_plane_formats; num_plane_formats = ARRAY_SIZE(snb_plane_formats); + } else { + plane_formats = ilk_plane_formats; + num_plane_formats = ARRAY_SIZE(ilk_plane_formats); } - break; - case 9: - intel_plane->can_scale = true; - intel_plane->update_plane = skl_update_plane; - intel_plane->disable_plane = skl_disable_plane; - state->scaler_id = -1; - - plane_formats = skl_plane_formats; - num_plane_formats = ARRAY_SIZE(skl_plane_formats); - break; - default: - MISSING_CASE(INTEL_INFO(dev)->gen); - ret = -ENODEV; - goto fail; } if (INTEL_GEN(dev_priv) >= 9) { @@ -1139,7 +1131,7 @@ intel_sprite_plane_create(struct drm_device *dev, enum pipe pipe, int plane) possible_crtcs = (1 << pipe); - if (INTEL_INFO(dev)->gen >= 9) + if (INTEL_GEN(dev_priv) >= 9) ret = drm_universal_plane_init(dev, &intel_plane->base, possible_crtcs, &intel_plane_funcs, plane_formats, num_plane_formats, -- cgit v1.2.3 From 7d5d59e527b43d4efb00467234efbd2a0d5e5a86 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 1 Nov 2016 08:48:41 +0000 Subject: drm/i915: Use the full hammer when shutting down the rcu tasks To flush all call_rcu() tasks (here from i915_gem_free_object()) we need to call rcu_barrier() (not synchronize_rcu()). If we don't then we may still have objects being freed as we continue to teardown the driver - in particular, the recently released rings may race with the memory manager shutdown resulting in sporadic: [ 142.217186] WARNING: CPU: 7 PID: 6185 at drivers/gpu/drm/drm_mm.c:932 drm_mm_takedown+0x2e/0x40 [ 142.217187] Memory manager not clean during takedown. [ 142.217187] Modules linked in: i915(-) x86_pkg_temp_thermal intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul ghash_clmulni_intel lpc_ich snd_hda_codec_realtek snd_hda_codec_generic mei_me mei snd_hda_codec_hdmi snd_hda_codec snd_hwdep snd_hda_core snd_pcm e1000e ptp pps_core [last unloaded: snd_hda_intel] [ 142.217199] CPU: 7 PID: 6185 Comm: rmmod Not tainted 4.9.0-rc2-CI-Trybot_242+ #1 [ 142.217199] Hardware name: LENOVO 10AGS00601/SHARKBAY, BIOS FBKT34AUS 04/24/2013 [ 142.217200] ffffc90002ecfce0 ffffffff8142dd65 ffffc90002ecfd30 0000000000000000 [ 142.217202] ffffc90002ecfd20 ffffffff8107e4e6 000003a40778c2a8 ffff880401355c48 [ 142.217204] ffff88040778c2a8 ffffffffa040f3c0 ffffffffa040f4a0 00005621fbf8b1f0 [ 142.217206] Call Trace: [ 142.217209] [] dump_stack+0x67/0x92 [ 142.217211] [] __warn+0xc6/0xe0 [ 142.217213] [] warn_slowpath_fmt+0x4a/0x50 [ 142.217214] [] drm_mm_takedown+0x2e/0x40 [ 142.217236] [] i915_gem_cleanup_stolen+0x1a/0x20 [i915] [ 142.217246] [] i915_ggtt_cleanup_hw+0x31/0xb0 [i915] [ 142.217253] [] i915_driver_cleanup_hw+0x31/0x40 [i915] [ 142.217260] [] i915_driver_unload+0x141/0x1a0 [i915] [ 142.217268] [] i915_pci_remove+0x14/0x20 [i915] [ 142.217269] [] pci_device_remove+0x34/0xb0 [ 142.217271] [] __device_release_driver+0x9c/0x150 [ 142.217272] [] driver_detach+0xb6/0xc0 [ 142.217273] [] bus_remove_driver+0x53/0xd0 [ 142.217274] [] driver_unregister+0x27/0x50 [ 142.217276] [] pci_unregister_driver+0x25/0x70 [ 142.217287] [] i915_exit+0x1a/0x71 [i915] [ 142.217289] [] SyS_delete_module+0x193/0x1e0 [ 142.217291] [] entry_SYSCALL_64_fastpath+0x1c/0xb1 [ 142.217292] ---[ end trace 6fd164859c154772 ]--- [ 142.217505] [drm:show_leaks] *ERROR* node [6b6b6b6b6b6b6b6b + 6b6b6b6b6b6b6b6b]: inserted at [] save_stack.isra.1+0x53/0xa0 [] drm_mm_insert_node_in_range_generic+0x2ad/0x360 [] i915_gem_stolen_insert_node_in_range+0x93/0xe0 [i915] [] i915_gem_object_create_stolen+0x75/0xb0 [i915] [] intel_engine_create_ring+0x9a/0x140 [i915] [] intel_init_ring_buffer+0xf1/0x440 [i915] [] intel_init_render_ring_buffer+0xab/0x1b0 [i915] [] intel_engines_init+0xc8/0x210 [i915] [] i915_gem_init+0xac/0xf0 [i915] [] i915_driver_load+0x9c4/0x1430 [i915] [] i915_pci_probe+0x28/0x40 [i915] [] pci_device_probe+0x85/0xf0 [] driver_probe_device+0x21f/0x430 [] __driver_attach+0xde/0xe0 In particular note that the node was being poisoned as we inspected the list, a clear indication that the object is being freed as we make the assertion. v2: Don't loop, just assert that we do all the work required as that will be better at detecting further errors. Fixes: fbbd37b36fa5 ("drm/i915: Move object release to a freelist + worker") Signed-off-by: Chris Wilson Cc: Joonas Lahtinen Cc: Tvrtko Ursulin Reviewed-by: Tvrtko Ursulin Link: http://patchwork.freedesktop.org/patch/msgid/20161101084843.3961-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_drv.c | 2 +- drivers/gpu/drm/i915/i915_gem.c | 2 ++ 2 files changed, 3 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 6a99544c98d3..3b9bfd2cf0c0 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -544,7 +544,7 @@ static void i915_gem_fini(struct drm_i915_private *dev_priv) i915_gem_context_fini(&dev_priv->drm); mutex_unlock(&dev_priv->drm.struct_mutex); - synchronize_rcu(); + rcu_barrier(); flush_work(&dev_priv->mm.free_work); WARN_ON(!list_empty(&dev_priv->context_list)); diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 1e5d2bf777e4..b51274562e79 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -4787,6 +4787,8 @@ void i915_gem_load_cleanup(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); + WARN_ON(!llist_empty(&dev_priv->mm.free_list)); + kmem_cache_destroy(dev_priv->requests); kmem_cache_destroy(dev_priv->vmas); kmem_cache_destroy(dev_priv->objects); -- cgit v1.2.3 From 415981623f80a08ae36e9757cd4fa25da140b877 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 1 Nov 2016 08:48:42 +0000 Subject: drm/i915: Discard objects from mm global_list after being shrunk In the shrinker, we can safely remove an empty object (obj->mm.pages == NULL) after having discarded the pages because we are holding the struct_mutex. Signed-off-by: Chris Wilson Reviewed-by: Tvrtko Ursulin Link: http://patchwork.freedesktop.org/patch/msgid/20161101084843.3961-2-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem_shrinker.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_shrinker.c b/drivers/gpu/drm/i915/i915_gem_shrinker.c index 0daa09cabbcc..9ace5f9f5317 100644 --- a/drivers/gpu/drm/i915/i915_gem_shrinker.c +++ b/drivers/gpu/drm/i915/i915_gem_shrinker.c @@ -228,6 +228,7 @@ i915_gem_shrink(struct drm_i915_private *dev_priv, SINGLE_DEPTH_NESTING); if (!obj->mm.pages) { __i915_gem_object_invalidate(obj); + list_del_init(&obj->global_list); count += obj->base.size >> PAGE_SHIFT; } mutex_unlock(&obj->mm.lock); -- cgit v1.2.3 From 535972771d8c99dd53471b54c4dd6a4d22313d84 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 1 Nov 2016 08:48:43 +0000 Subject: drm/i915: Move the recently scanned objects to the tail after shrinking During shrinking, we walk over the list of objects searching for victims. Any that are not removed are put back into the global list. Currently, they are put back in order (at the front) which means they will be first to be scanned again. If we instead move them to the rear of the list, we will scan new potential victims on the next pass and waste less time rescanning unshrinkable objects. Normally the lists are kept in rough order to shrinking (with object least frequently used at the start), by moving just scanned objects to the rear we are acknowledging that they are still in use. Signed-off-by: Chris Wilson Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161101084843.3961-3-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_gem_shrinker.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_shrinker.c b/drivers/gpu/drm/i915/i915_gem_shrinker.c index 9ace5f9f5317..0993afc0e725 100644 --- a/drivers/gpu/drm/i915/i915_gem_shrinker.c +++ b/drivers/gpu/drm/i915/i915_gem_shrinker.c @@ -234,7 +234,7 @@ i915_gem_shrink(struct drm_i915_private *dev_priv, mutex_unlock(&obj->mm.lock); } } - list_splice(&still_in_list, phase->list); + list_splice_tail(&still_in_list, phase->list); } if (flags & I915_SHRINK_BOUND) -- cgit v1.2.3 From cb399eabc41ae0e67fe87fbebee4cb03ab1b5de9 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 1 Nov 2016 10:03:16 +0000 Subject: drm/i915: Avoid accessing request->timeline outside of its lifetime Whilst waiting on a request, we may do so without holding any locks or any guards beyond a reference to the request. In order to avoid taking locks within request deallocation, we drop references to its timeline (via the context and ppgtt) upon retirement. We should avoid chasing such pointers outside of their control, in particular we inspect the request->timeline to see if we may restore the RPS waitboost for a client. If we instead look at the engine->timeline, we will have similar behaviour on both full-ppgtt and !full-ppgtt systems and reduce the amount of reward we give towards stalling clients (i.e. only if the client stalls and the GPU is uncontended does it reclaim its boost). This restores behaviour back to pre-timelines, whilst fixing: [ 645.078485] BUG: KASAN: use-after-free in i915_gem_object_wait_fence+0x1ee/0x2e0 at addr ffff8802335643a0 [ 645.078577] Read of size 4 by task gem_exec_schedu/28408 [ 645.078638] CPU: 1 PID: 28408 Comm: gem_exec_schedu Not tainted 4.9.0-rc2+ #64 [ 645.078724] Hardware name: / , BIOS PYBSWCEL.86A.0027.2015.0507.1758 05/07/2015 [ 645.078816] ffff88022daef9a0 ffffffff8143d059 ffff880235402a80 ffff880233564200 [ 645.078998] ffff88022daef9c8 ffffffff81229c5c ffff88022daefa48 ffff880233564200 [ 645.079172] ffff880235402a80 ffff88022daefa38 ffffffff81229ef0 000000008110a796 [ 645.079345] Call Trace: [ 645.079404] [] dump_stack+0x68/0x9f [ 645.079467] [] kasan_object_err+0x1c/0x70 [ 645.079534] [] kasan_report_error+0x1f0/0x4b0 [ 645.079601] [] kasan_report+0x34/0x40 [ 645.079676] [] ? i915_gem_object_wait_fence+0x1ee/0x2e0 [ 645.079741] [] __asan_load4+0x61/0x80 [ 645.079807] [] i915_gem_object_wait_fence+0x1ee/0x2e0 [ 645.079876] [] i915_gem_object_wait+0x19f/0x590 [ 645.079944] [] ? i915_gem_object_wait_priority+0x500/0x500 [ 645.080016] [] ? debug_show_all_locks+0x1e0/0x1e0 [ 645.080084] [] ? check_chain_key+0x14c/0x210 [ 645.080157] [] ? __lock_is_held+0x46/0xc0 [ 645.080226] [] ? i915_gem_set_domain_ioctl+0x141/0x690 [ 645.080296] [] i915_gem_set_domain_ioctl+0x1a2/0x690 [ 645.080366] [] ? __might_fault+0x75/0xe0 [ 645.080433] [] drm_ioctl+0x327/0x640 [ 645.080508] [] ? i915_gem_obj_prepare_shmem_write+0x3a0/0x3a0 [ 645.080603] [] ? drm_ioctl_permit+0x120/0x120 [ 645.080670] [] ? check_chain_key+0x14c/0x210 [ 645.080738] [] do_vfs_ioctl+0x127/0xa20 [ 645.080804] [] ? do_mmap+0x47c/0x580 [ 645.080871] [] ? vm_mmap_pgoff+0x117/0x140 [ 645.080938] [] ? ioctl_preallocate+0x150/0x150 [ 645.081011] [] ? up_write+0x23/0x50 [ 645.081078] [] ? vm_mmap_pgoff+0x117/0x140 [ 645.081145] [] ? vma_is_stack_for_current+0x90/0x90 [ 645.081214] [] ? mark_held_locks+0x23/0xc0 [ 645.082030] [] ? __fget+0x168/0x250 [ 645.082106] [] ? entry_SYSCALL_64_fastpath+0x5/0xb1 [ 645.082176] [] ? __fget_light+0xa2/0xc0 [ 645.082242] [] SyS_ioctl+0x3c/0x70 [ 645.082309] [] entry_SYSCALL_64_fastpath+0x1c/0xb1 [ 645.082374] Object at ffff880233564200, in cache kmalloc-8192 size: 8192 [ 645.082431] Allocated: [ 645.082480] PID = 28408 [ 645.082535] [ 645.082566] [] save_stack_trace+0x16/0x20 [ 645.082623] [ 645.082656] [] save_stack+0x46/0xd0 [ 645.082716] [ 645.082756] [] kasan_kmalloc+0xad/0xe0 [ 645.082817] [ 645.082848] [] i915_ppgtt_create+0x52/0x220 [ 645.082908] [ 645.082941] [] i915_gem_create_context+0x396/0x560 [ 645.083027] [ 645.083059] [] i915_gem_context_create_ioctl+0x97/0xf0 [ 645.083152] [ 645.083183] [] drm_ioctl+0x327/0x640 [ 645.083243] [ 645.083274] [] do_vfs_ioctl+0x127/0xa20 [ 645.083334] [ 645.083372] [] SyS_ioctl+0x3c/0x70 [ 645.083432] [ 645.083464] [] entry_SYSCALL_64_fastpath+0x1c/0xb1 [ 645.083551] Freed: [ 645.083599] PID = 27629 [ 645.083648] [ 645.083676] [] save_stack_trace+0x16/0x20 [ 645.083738] [ 645.083770] [] save_stack+0x46/0xd0 [ 645.083830] [ 645.083862] [] kasan_slab_free+0x73/0xc0 [ 645.083922] [ 645.083961] [] kfree+0xa9/0x170 [ 645.084021] [ 645.084053] [] i915_ppgtt_release+0x100/0x180 [ 645.084139] [ 645.084171] [] i915_gem_context_free+0x1b4/0x230 [ 645.084257] [ 645.084288] [] intel_lr_context_unpin+0x192/0x230 [ 645.084380] [ 645.084413] [] i915_gem_request_retire+0x620/0x630 [ 645.084500] [ 645.085226] [] i915_gem_retire_requests+0x181/0x280 [ 645.085313] [ 645.085352] [] i915_gem_retire_work_handler+0xca/0xe0 [ 645.085440] [ 645.085471] [] process_one_work+0x4fb/0x920 [ 645.085532] [ 645.085562] [] worker_thread+0x8d/0x840 [ 645.085622] [ 645.085653] [] kthread+0x185/0x1b0 [ 645.085718] [ 645.085750] [] ret_from_fork+0x27/0x40 [ 645.085811] Memory state around the buggy address: [ 645.085869] ffff880233564280: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 645.085956] ffff880233564300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 645.086053] >ffff880233564380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 645.086138] ^ [ 645.086193] ffff880233564400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 645.086283] ffff880233564480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb v2: Add a comment to document the hint like nature of intel_engine_last_submit() Fixes: 73cb97010d4f ("drm/i915: Combine seqno + tracking into a global timeline struct") Fixes: 80b204bce8f2 ("drm/i915: Enable multiple timelines") Signed-off-by: Chris Wilson Cc: Joonas Lahtinen Reviewed-by: Tvrtko Ursulin Link: http://patchwork.freedesktop.org/patch/msgid/20161101100317.11129-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_debugfs.c | 7 +++---- drivers/gpu/drm/i915/i915_gem.c | 4 ++-- drivers/gpu/drm/i915/i915_gpu_error.c | 2 +- drivers/gpu/drm/i915/i915_irq.c | 2 +- drivers/gpu/drm/i915/intel_ringbuffer.h | 12 ++++++++++++ 5 files changed, 19 insertions(+), 8 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 9bef6f55f99d..bf19192dcc3b 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -1348,9 +1348,8 @@ static int i915_hangcheck_info(struct seq_file *m, void *unused) seq_printf(m, "%s:\n", engine->name); seq_printf(m, "\tseqno = %x [current %x, last %x]\n", - engine->hangcheck.seqno, - seqno[id], - engine->timeline->last_submitted_seqno); + engine->hangcheck.seqno, seqno[id], + intel_engine_last_submit(engine)); seq_printf(m, "\twaiters? %s, fake irq active? %s\n", yesno(intel_engine_has_waiter(engine)), yesno(test_bit(engine->id, @@ -3167,7 +3166,7 @@ static int i915_engine_info(struct seq_file *m, void *unused) seq_printf(m, "%s\n", engine->name); seq_printf(m, "\tcurrent seqno %x, last %x, hangcheck %x [score %d]\n", intel_engine_get_seqno(engine), - engine->timeline->last_submitted_seqno, + intel_engine_last_submit(engine), engine->hangcheck.seqno, engine->hangcheck.score); diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index b51274562e79..6c51b21565d6 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -371,7 +371,7 @@ out: if (flags & I915_WAIT_LOCKED && i915_gem_request_completed(rq)) i915_gem_request_retire_upto(rq); - if (rps && rq->fence.seqno == rq->timeline->last_submitted_seqno) { + if (rps && rq->global_seqno == intel_engine_last_submit(rq->engine)) { /* The GPU is now idle and this client has stalled. * Since no other client has submitted a request in the * meantime, assume that this client is the only one @@ -2674,7 +2674,7 @@ static void i915_gem_cleanup_engine(struct intel_engine_cs *engine) * reset it. */ intel_engine_init_global_seqno(engine, - engine->timeline->last_submitted_seqno); + intel_engine_last_submit(engine)); /* * Clear the execlists queue up before freeing the requests, as those diff --git a/drivers/gpu/drm/i915/i915_gpu_error.c b/drivers/gpu/drm/i915/i915_gpu_error.c index 7ba40487e345..204093f3eaa5 100644 --- a/drivers/gpu/drm/i915/i915_gpu_error.c +++ b/drivers/gpu/drm/i915/i915_gpu_error.c @@ -1120,7 +1120,7 @@ static void error_record_engine_registers(struct drm_i915_error_state *error, ee->instpm = I915_READ(RING_INSTPM(engine->mmio_base)); ee->acthd = intel_engine_get_active_head(engine); ee->seqno = intel_engine_get_seqno(engine); - ee->last_seqno = engine->timeline->last_submitted_seqno; + ee->last_seqno = intel_engine_last_submit(engine); ee->start = I915_READ_START(engine); ee->head = I915_READ_HEAD(engine); ee->tail = I915_READ_TAIL(engine); diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 90d0905592f2..4dda2b1eefdb 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -3168,7 +3168,7 @@ static void i915_hangcheck_elapsed(struct work_struct *work) acthd = intel_engine_get_active_head(engine); seqno = intel_engine_get_seqno(engine); - submit = READ_ONCE(engine->timeline->last_submitted_seqno); + submit = intel_engine_last_submit(engine); if (engine->hangcheck.seqno == seqno) { if (i915_seqno_passed(seqno, submit)) { diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h index 43f61aa24ed7..642b54692d0d 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.h +++ b/drivers/gpu/drm/i915/intel_ringbuffer.h @@ -496,6 +496,18 @@ static inline u32 intel_engine_get_seqno(struct intel_engine_cs *engine) return intel_read_status_page(engine, I915_GEM_HWS_INDEX); } +static inline u32 intel_engine_last_submit(struct intel_engine_cs *engine) +{ + /* We are only peeking at the tail of the submit queue (and not the + * queue itself) in order to gain a hint as to the current active + * state of the engine. Callers are not expected to be taking + * engine->timeline->lock, nor are they expected to be concerned + * wtih serialising this hint with anything, so document it as + * a hint and nothing more. + */ + return READ_ONCE(engine->timeline->last_submitted_seqno); +} + int init_workarounds_ring(struct intel_engine_cs *engine); void intel_engine_get_instdone(struct intel_engine_cs *engine, -- cgit v1.2.3 From bc0629a76726991f97ee88c65b87e99dd94c1dc4 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 1 Nov 2016 10:03:17 +0000 Subject: drm/i915: Track pages pinned due to swizzling quirk If we have a tiled object and an unknown CPU swizzle pattern, we pin the pages to prevent the object from being swapped out (and us corrupting the contents as we do not know the access pattern and so cannot convert it to linear and back to tiled on reuse). This requires us to remember to drop the extra pinning when freeing the object, or else we trigger warnings about the pin leak. In commit fbbd37b36fa5 ("drm/i915: Move object release to a freelist + worker"), the object free path was deferred to a worker, but the unpinning of the quirk, along with marking the object as reclaimable, was left on the immediate path (so that if required we could reclaim the pages under memory pressure as early as possible). However, this split introduced a bug where the pages were no longer being unpinned if they were marked as unneeded. [ 231.800401] WARNING: CPU: 1 PID: 90 at drivers/gpu/drm/i915/i915_gem.c:4275 __i915_gem_free_objects+0x326/0x3c0 [i915] [ 231.800403] WARN_ON(i915_gem_object_has_pinned_pages(obj)) [ 231.800405] Modules linked in: [ 231.800406] snd_hda_intel i915 snd_hda_codec_generic mei_me snd_hda_codec coretemp snd_hwdep mei lpc_ich snd_hda_core snd_pcm e1000e ptp pps_core [last unloaded: i915] [ 231.800426] CPU: 1 PID: 90 Comm: kworker/1:4 Tainted: G U 4.9.0-rc2-CI-CI_DRM_1780+ #1 [ 231.800428] Hardware name: LENOVO 7465CTO/7465CTO, BIOS 6DET44WW (2.08 ) 04/22/2009 [ 231.800456] Workqueue: events __i915_gem_free_work [i915] [ 231.800459] ffffc9000034fc80 ffffffff8142dd65 ffffc9000034fcd0 0000000000000000 [ 231.800465] ffffc9000034fcc0 ffffffff8107e4e6 000010b300000001 0000000000001000 [ 231.800469] ffff88011d3db740 ffff880130ef0000 0000000000000000 ffff880130ef5ea0 [ 231.800474] Call Trace: [ 231.800479] [] dump_stack+0x67/0x92 [ 231.800484] [] __warn+0xc6/0xe0 [ 231.800487] [] warn_slowpath_fmt+0x4a/0x50 [ 231.800491] [] ? kmem_cache_free+0x2dc/0x340 [ 231.800520] [] __i915_gem_free_objects+0x326/0x3c0 [i915] [ 231.800548] [] __i915_gem_free_work+0x2e/0x50 [i915] [ 231.800552] [] process_one_work+0x1ec/0x6b0 [ 231.800555] [] ? process_one_work+0x166/0x6b0 [ 231.800558] [] worker_thread+0x49/0x490 [ 231.800561] [] ? process_one_work+0x6b0/0x6b0 [ 231.800563] [] ? process_one_work+0x6b0/0x6b0 [ 231.800566] [] kthread+0xeb/0x110 [ 231.800569] [] ? kthread_park+0x60/0x60 [ 231.800573] [] ret_from_fork+0x27/0x40 Moving to a separate flag for tracking the quirked pin is overkill for the bug (since we only have to interchange the two tests in i915_gem_free_object) but it does reduce a complicated test on all objects and provide a sanitycheck for uncommon code paths. Fixes: fbbd37b36fa5 ("drm/i915: Move object release to a freelist + worker") Signed-off-by: Chris Wilson Cc: Joonas Lahtinen Reviewed-by: Tvrtko Ursulin Link: http://patchwork.freedesktop.org/patch/msgid/20161101100317.11129-2-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_drv.h | 6 ++++++ drivers/gpu/drm/i915/i915_gem.c | 21 +++++++++++++-------- drivers/gpu/drm/i915/i915_gem_tiling.c | 9 +++++++-- 3 files changed, 26 insertions(+), 10 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 51360d199263..539106a9c1af 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2304,6 +2304,12 @@ struct drm_i915_gem_object { * pages were last acquired. */ bool dirty:1; + + /** + * This is set if the object has been pinned due to unknown + * swizzling. + */ + bool quirked:1; } mm; /** Breadcrumb of last rendering to the buffer. diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 6c51b21565d6..c9e52f75e1cb 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2324,8 +2324,10 @@ i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj) i915_gem_object_do_bit_17_swizzle(obj, st); if (i915_gem_object_is_tiled(obj) && - dev_priv->quirks & QUIRK_PIN_SWIZZLED_PAGES) + dev_priv->quirks & QUIRK_PIN_SWIZZLED_PAGES) { __i915_gem_object_pin_pages(obj); + obj->mm.quirked = true; + } return st; @@ -4091,10 +4093,15 @@ i915_gem_madvise_ioctl(struct drm_device *dev, void *data, if (obj->mm.pages && i915_gem_object_is_tiled(obj) && dev_priv->quirks & QUIRK_PIN_SWIZZLED_PAGES) { - if (obj->mm.madv == I915_MADV_WILLNEED) + if (obj->mm.madv == I915_MADV_WILLNEED) { + GEM_BUG_ON(!obj->mm.quirked); __i915_gem_object_unpin_pages(obj); - if (args->madv == I915_MADV_WILLNEED) + obj->mm.quirked = false; + } + if (args->madv == I915_MADV_WILLNEED) { __i915_gem_object_pin_pages(obj); + obj->mm.quirked = true; + } } if (obj->mm.madv != __I915_MADV_PURGED) @@ -4335,14 +4342,12 @@ void i915_gem_free_object(struct drm_gem_object *gem_obj) { struct drm_i915_gem_object *obj = to_intel_bo(gem_obj); + if (obj->mm.quirked) + __i915_gem_object_unpin_pages(obj); + if (discard_backing_storage(obj)) obj->mm.madv = I915_MADV_DONTNEED; - if (obj->mm.pages && obj->mm.madv == I915_MADV_WILLNEED && - to_i915(obj->base.dev)->quirks & QUIRK_PIN_SWIZZLED_PAGES && - i915_gem_object_is_tiled(obj)) - __i915_gem_object_unpin_pages(obj); - /* Before we free the object, make sure any pure RCU-only * read-side critical sections are complete, e.g. * i915_gem_busy_ioctl(). For the corresponding synchronized diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c index 6395e62bd9e4..1577e7810cd6 100644 --- a/drivers/gpu/drm/i915/i915_gem_tiling.c +++ b/drivers/gpu/drm/i915/i915_gem_tiling.c @@ -263,10 +263,15 @@ i915_gem_set_tiling(struct drm_device *dev, void *data, if (obj->mm.pages && obj->mm.madv == I915_MADV_WILLNEED && dev_priv->quirks & QUIRK_PIN_SWIZZLED_PAGES) { - if (args->tiling_mode == I915_TILING_NONE) + if (args->tiling_mode == I915_TILING_NONE) { + GEM_BUG_ON(!obj->mm.quirked); __i915_gem_object_unpin_pages(obj); - if (!i915_gem_object_is_tiled(obj)) + obj->mm.quirked = false; + } + if (!i915_gem_object_is_tiled(obj)) { __i915_gem_object_pin_pages(obj); + obj->mm.quirked = true; + } } mutex_unlock(&obj->mm.lock); -- cgit v1.2.3 From db6c2b4151f2915fe1695cdcac43b32e73d1ad32 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 1 Nov 2016 11:54:00 +0000 Subject: drm/i915: Store the vma in an rbtree under the object With full-ppgtt one of the main bottlenecks is the lookup of the VMA underneath the object. For execbuf there is merit in having a very fast direct lookup of ctx:handle to the vma using a hashtree, but that still leaves a large number of other lookups. One way to speed up the lookup would be to use a rhashtable, but that requires extra allocations and may exhibit poor worse case behaviour. An alternative is to use an embedded rbtree, i.e. no extra allocations and deterministic behaviour, but at the slight cost of O(lgN) lookups (instead of O(1) for rhashtable). The major of such tree will be very shallow and so not much slower, and still scales much, much better than the current unsorted list. v2: Bump vma_compare() to return a long, as we return the result of comparing two pointers. References: https://bugs.freedesktop.org/show_bug.cgi?id=87726 Signed-off-by: Chris Wilson Reviewed-by: Tvrtko Ursulin Link: http://patchwork.freedesktop.org/patch/msgid/20161101115400.15647-1-chris@chris-wilson.co.uk --- drivers/gpu/drm/i915/i915_drv.h | 1 + drivers/gpu/drm/i915/i915_gem.c | 2 + drivers/gpu/drm/i915/i915_gem_gtt.c | 80 +++++++++++++++++++++++++------------ drivers/gpu/drm/i915/i915_gem_gtt.h | 1 + 4 files changed, 59 insertions(+), 25 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 539106a9c1af..9143129cd851 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2230,6 +2230,7 @@ struct drm_i915_gem_object { /** List of VMAs backed by this object */ struct list_head vma_list; + struct rb_root vma_tree; /** Stolen memory for this object, instead of being backed by shmem. */ struct drm_mm_node *stolen; diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index c9e52f75e1cb..1568f6756430 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -4266,6 +4266,8 @@ static void __i915_gem_free_objects(struct drm_i915_private *i915, vma->flags &= ~I915_VMA_PIN_MASK; i915_vma_close(vma); } + GEM_BUG_ON(!list_empty(&obj->vma_list)); + GEM_BUG_ON(!RB_EMPTY_ROOT(&obj->vma_tree)); list_del(&obj->global_list); } diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index e7afad585929..00606a27e9aa 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -3399,6 +3399,7 @@ void i915_vma_destroy(struct i915_vma *vma) GEM_BUG_ON(!i915_vma_is_closed(vma)); GEM_BUG_ON(vma->fence); + rb_erase(&vma->obj_node, &vma->obj->vma_tree); list_del(&vma->vm_link); if (!i915_vma_is_ggtt(vma)) i915_ppgtt_put(i915_vm_to_ppgtt(vma->vm)); @@ -3416,12 +3417,33 @@ void i915_vma_close(struct i915_vma *vma) WARN_ON(i915_vma_unbind(vma)); } +static inline long vma_compare(struct i915_vma *vma, + struct i915_address_space *vm, + const struct i915_ggtt_view *view) +{ + GEM_BUG_ON(view && !i915_vma_is_ggtt(vma)); + + if (vma->vm != vm) + return vma->vm - vm; + + if (!view) + return vma->ggtt_view.type; + + if (vma->ggtt_view.type != view->type) + return vma->ggtt_view.type - view->type; + + return memcmp(&vma->ggtt_view.params, + &view->params, + sizeof(view->params)); +} + static struct i915_vma * __i915_vma_create(struct drm_i915_gem_object *obj, struct i915_address_space *vm, const struct i915_ggtt_view *view) { struct i915_vma *vma; + struct rb_node *rb, **p; int i; GEM_BUG_ON(vm->closed); @@ -3455,33 +3477,28 @@ __i915_vma_create(struct drm_i915_gem_object *obj, if (i915_is_ggtt(vm)) { vma->flags |= I915_VMA_GGTT; + list_add(&vma->obj_link, &obj->vma_list); } else { i915_ppgtt_get(i915_vm_to_ppgtt(vm)); + list_add_tail(&vma->obj_link, &obj->vma_list); } - list_add_tail(&vma->obj_link, &obj->vma_list); - return vma; -} + rb = NULL; + p = &obj->vma_tree.rb_node; + while (*p) { + struct i915_vma *pos; -static inline bool vma_matches(struct i915_vma *vma, - struct i915_address_space *vm, - const struct i915_ggtt_view *view) -{ - if (vma->vm != vm) - return false; - - if (!i915_vma_is_ggtt(vma)) - return true; - - if (!view) - return vma->ggtt_view.type == 0; - - if (vma->ggtt_view.type != view->type) - return false; + rb = *p; + pos = rb_entry(rb, struct i915_vma, obj_node); + if (vma_compare(pos, vm, view) < 0) + p = &rb->rb_right; + else + p = &rb->rb_left; + } + rb_link_node(&vma->obj_node, rb, p); + rb_insert_color(&vma->obj_node, &obj->vma_tree); - return memcmp(&vma->ggtt_view.params, - &view->params, - sizeof(view->params)) == 0; + return vma; } struct i915_vma * @@ -3501,12 +3518,23 @@ i915_gem_obj_to_vma(struct drm_i915_gem_object *obj, struct i915_address_space *vm, const struct i915_ggtt_view *view) { - struct i915_vma *vma; + struct rb_node *rb; + + rb = obj->vma_tree.rb_node; + while (rb) { + struct i915_vma *vma = rb_entry(rb, struct i915_vma, obj_node); + long cmp; - list_for_each_entry_reverse(vma, &obj->vma_list, obj_link) - if (vma_matches(vma, vm, view)) + cmp = vma_compare(vma, vm, view); + if (cmp == 0) return vma; + if (cmp < 0) + rb = rb->rb_right; + else + rb = rb->rb_left; + } + return NULL; } @@ -3521,8 +3549,10 @@ i915_gem_obj_lookup_or_create_vma(struct drm_i915_gem_object *obj, GEM_BUG_ON(view && !i915_is_ggtt(vm)); vma = i915_gem_obj_to_vma(obj, vm, view); - if (!vma) + if (!vma) { vma = __i915_vma_create(obj, vm, view); + GEM_BUG_ON(vma != i915_gem_obj_to_vma(obj, vm, view)); + } GEM_BUG_ON(i915_vma_is_closed(vma)); return vma; diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h index 518e75b64290..c23ef9db1f53 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.h +++ b/drivers/gpu/drm/i915/i915_gem_gtt.h @@ -227,6 +227,7 @@ struct i915_vma { struct list_head vm_link; struct list_head obj_link; /* Link in the object's VMA list */ + struct rb_node obj_node; /** This vma's place in the batchbuffer or on the eviction list */ struct list_head exec_list; -- cgit v1.2.3 From 548625ee8fde571c32e7976879854410689c4a84 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Tue, 1 Nov 2016 12:11:34 +0000 Subject: drm/i915: Improve lockdep tracking for obj->mm.lock The shrinker may appear to recurse into obj->mm.lock as the shrinker may be called from a direct reclaim path whilst handling get_pages. We filter out recursing on the same obj->mm.lock by inspecting obj->mm.pages, but we do want to take the lock on a second object in order to reap their pages. lockdep spots the recursion on the same lockclass and needs annotation to avoid a false positive. To keep the two paths distinct, create an enum to indicate which subclass of obj->mm.lock we are using. This removes the false positive and avoids masking real bugs. Suggested-by: Joonas Lahtinen Signed-off-by: Chris Wilson Cc: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/20161101121134.27504-1-chris@chris-wilson.co.uk Reviewed-by: Joonas Lahtinen --- drivers/gpu/drm/i915/i915_drv.h | 8 +++++++- drivers/gpu/drm/i915/i915_gem.c | 9 +++++---- drivers/gpu/drm/i915/i915_gem_shrinker.c | 4 ++-- drivers/gpu/drm/i915/i915_gem_userptr.c | 2 +- 4 files changed, 15 insertions(+), 8 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 9143129cd851..086396e16de7 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -3287,7 +3287,13 @@ i915_gem_object_unpin_pages(struct drm_i915_gem_object *obj) __i915_gem_object_unpin_pages(obj); } -void __i915_gem_object_put_pages(struct drm_i915_gem_object *obj); +enum i915_mm_subclass { /* lockdep subclass for obj->mm.lock */ + I915_MM_NORMAL = 0, + I915_MM_SHRINKER +}; + +void __i915_gem_object_put_pages(struct drm_i915_gem_object *obj, + enum i915_mm_subclass subclass); void __i915_gem_object_invalidate(struct drm_i915_gem_object *obj); enum i915_map_type { diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 1568f6756430..cbbfaa7761b9 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -491,7 +491,7 @@ i915_gem_object_attach_phys(struct drm_i915_gem_object *obj, if (ret) return ret; - __i915_gem_object_put_pages(obj); + __i915_gem_object_put_pages(obj, I915_MM_NORMAL); if (obj->mm.pages) return -EBUSY; @@ -2181,7 +2181,8 @@ static void __i915_gem_object_reset_page_iter(struct drm_i915_gem_object *obj) radix_tree_delete(&obj->mm.get_page.radix, iter.index); } -void __i915_gem_object_put_pages(struct drm_i915_gem_object *obj) +void __i915_gem_object_put_pages(struct drm_i915_gem_object *obj, + enum i915_mm_subclass subclass) { struct sg_table *pages; @@ -2193,7 +2194,7 @@ void __i915_gem_object_put_pages(struct drm_i915_gem_object *obj) return; /* May be called by shrinker from within get_pages() (on another bo) */ - mutex_lock_nested(&obj->mm.lock, SINGLE_DEPTH_NESTING); + mutex_lock_nested(&obj->mm.lock, subclass); if (unlikely(atomic_read(&obj->mm.pages_pin_count))) goto unlock; @@ -4283,7 +4284,7 @@ static void __i915_gem_free_objects(struct drm_i915_private *i915, if (WARN_ON(i915_gem_object_has_pinned_pages(obj))) atomic_set(&obj->mm.pages_pin_count, 0); - __i915_gem_object_put_pages(obj); + __i915_gem_object_put_pages(obj, I915_MM_NORMAL); GEM_BUG_ON(obj->mm.pages); if (obj->base.import_attach) diff --git a/drivers/gpu/drm/i915/i915_gem_shrinker.c b/drivers/gpu/drm/i915/i915_gem_shrinker.c index 0993afc0e725..f988652f1e26 100644 --- a/drivers/gpu/drm/i915/i915_gem_shrinker.c +++ b/drivers/gpu/drm/i915/i915_gem_shrinker.c @@ -111,7 +111,7 @@ static bool can_release_pages(struct drm_i915_gem_object *obj) static bool unsafe_drop_pages(struct drm_i915_gem_object *obj) { if (i915_gem_object_unbind(obj) == 0) - __i915_gem_object_put_pages(obj); + __i915_gem_object_put_pages(obj, I915_MM_SHRINKER); return !READ_ONCE(obj->mm.pages); } @@ -225,7 +225,7 @@ i915_gem_shrink(struct drm_i915_private *dev_priv, if (unsafe_drop_pages(obj)) { /* May arrive from get_pages on another bo */ mutex_lock_nested(&obj->mm.lock, - SINGLE_DEPTH_NESTING); + I915_MM_SHRINKER); if (!obj->mm.pages) { __i915_gem_object_invalidate(obj); list_del_init(&obj->global_list); diff --git a/drivers/gpu/drm/i915/i915_gem_userptr.c b/drivers/gpu/drm/i915/i915_gem_userptr.c index c30d04f64670..9bf44b5bca10 100644 --- a/drivers/gpu/drm/i915/i915_gem_userptr.c +++ b/drivers/gpu/drm/i915/i915_gem_userptr.c @@ -75,7 +75,7 @@ static void cancel_userptr(struct work_struct *work) /* We are inside a kthread context and can't be interrupted */ if (i915_gem_object_unbind(obj) == 0) - __i915_gem_object_put_pages(obj); + __i915_gem_object_put_pages(obj, I915_MM_NORMAL); WARN_ONCE(obj->mm.pages, "Failed to release pages: bind_count=%d, pages_pin_count=%d, pin_display=%d\n", obj->bind_count, -- cgit v1.2.3 From c8fe32c13543759fe5de7c4dcf3882f6693b8349 Mon Sep 17 00:00:00 2001 From: Maarten Lankhorst Date: Wed, 26 Oct 2016 15:41:29 +0200 Subject: drm/i915/skl+: Prepare for removing data rate from skl watermark state, v2. Caching is not required, drm_atomic_crtc_state_for_each_plane_state can be used to inspect the states of all planes assigned to the CRTC even if they are not part of _state, so we can just recalculate every time. Changes since v1: - Remove plane->pipe checks, they're implied by the macros. - Split unrelated changes to a separate commit. Signed-off-by: Maarten Lankhorst Link: http://patchwork.freedesktop.org/patch/msgid/1477489299-25777-2-git-send-email-maarten.lankhorst@linux.intel.com Reviewed-by: Paulo Zanoni Reviewed-by: Matt Roper --- drivers/gpu/drm/i915/intel_pm.c | 20 +++++++------------- 1 file changed, 7 insertions(+), 13 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index b544248cfdee..87959d9401a9 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -31,6 +31,7 @@ #include "intel_drv.h" #include "../../../platform/x86/intel_ips.h" #include +#include /** * DOC: RC6 @@ -3269,24 +3270,20 @@ skl_get_total_relative_data_rate(struct intel_crtc_state *intel_cstate) struct drm_crtc *crtc = cstate->crtc; struct drm_device *dev = crtc->dev; struct intel_crtc *intel_crtc = to_intel_crtc(crtc); - const struct drm_plane *plane; + struct drm_plane *plane; const struct intel_plane *intel_plane; - struct drm_plane_state *pstate; + const struct drm_plane_state *pstate; unsigned int rate, total_data_rate = 0; int id; - int i; if (WARN_ON(!state)) return 0; /* Calculate and cache data rate for each plane */ - for_each_plane_in_state(state, plane, pstate, i) { + drm_atomic_crtc_state_for_each_plane_state(plane, pstate, cstate) { id = skl_wm_plane_id(to_intel_plane(plane)); intel_plane = to_intel_plane(plane); - if (intel_plane->pipe != intel_crtc->pipe) - continue; - /* packed/uv */ rate = skl_plane_relative_data_rate(intel_cstate, pstate, 0); @@ -3383,7 +3380,7 @@ skl_allocate_pipe_ddb(struct intel_crtc_state *cstate, struct intel_crtc *intel_crtc = to_intel_crtc(crtc); struct intel_plane *intel_plane; struct drm_plane *plane; - struct drm_plane_state *pstate; + const struct drm_plane_state *pstate; enum pipe pipe = intel_crtc->pipe; struct skl_ddb_entry *alloc = &cstate->wm.skl.ddb; uint16_t alloc_size, start, cursor_blocks; @@ -3419,14 +3416,11 @@ skl_allocate_pipe_ddb(struct intel_crtc_state *cstate, alloc_size -= cursor_blocks; /* 1. Allocate the mininum required blocks for each active plane */ - for_each_plane_in_state(state, plane, pstate, i) { + drm_atomic_crtc_state_for_each_plane_state(plane, pstate, &cstate->base) { intel_plane = to_intel_plane(plane); id = skl_wm_plane_id(intel_plane); - if (intel_plane->pipe != pipe) - continue; - - if (!to_intel_plane_state(pstate)->base.visible) { + if (!pstate->visible) { minimum[id] = 0; y_minimum[id] = 0; continue; -- cgit v1.2.3 From 220b0965219ec68fcd28bea603dbfe84281245ff Mon Sep 17 00:00:00 2001 From: Maarten Lankhorst Date: Wed, 26 Oct 2016 15:41:30 +0200 Subject: drm/i915/gen9+: Use cstate plane mask instead of crtc->state. I'm planning on getting rid of all obj->state dereferences, and replace thhem with accessor functions. Remove this one early, they're equivalent because removed planes are already part of the state, else they could not have been removed. Signed-off-by: Maarten Lankhorst Link: http://patchwork.freedesktop.org/patch/msgid/1477489299-25777-3-git-send-email-maarten.lankhorst@linux.intel.com Reviewed-by: Matt Roper --- drivers/gpu/drm/i915/intel_pm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 87959d9401a9..e6e9cc563484 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3975,7 +3975,7 @@ skl_ddb_add_affected_planes(struct intel_crtc_state *cstate) WARN_ON(!drm_atomic_get_existing_crtc_state(state, crtc)); - drm_for_each_plane_mask(plane, dev, crtc->state->plane_mask) { + drm_for_each_plane_mask(plane, dev, cstate->base.plane_mask) { id = skl_wm_plane_id(to_intel_plane(plane)); if (skl_ddb_entry_equal(&cur_ddb->plane[pipe][id], -- cgit v1.2.3 From 7570498efb693eeee44f58dcb5cb64fdee87f17d Mon Sep 17 00:00:00 2001 From: Maarten Lankhorst Date: Tue, 1 Nov 2016 12:04:10 +0100 Subject: drm/i915/gen9+: Use for_each_intel_plane_on_crtc in skl_print_wm_changes, v2. Using for_each_intel_plane_on_crtc will allow us to find all allocations that may have changed, not just the one added by the atomic state. This will print changes to plane allocations for crtc's when some planes are not added to the atomic state. Changes since v1: - Rephrase commit message. (Ville) - Use plane->base.id and plane->name to kill off cursor special case. (Ville) - Add intel_crtc to prevent a line wrap. (Paulo) - Line wrap debug messages. Signed-off-by: Maarten Lankhorst Link: http://patchwork.freedesktop.org/patch/msgid/c9f7dc1a-d23a-7c16-b2b7-1c23dd07ed35@linux.intel.com Reviewed-by: Matt Roper Reviewed-by: Paulo Zanoni --- drivers/gpu/drm/i915/intel_pm.c | 32 +++++++++----------------------- 1 file changed, 9 insertions(+), 23 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index e6e9cc563484..56372f41137c 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -4090,45 +4090,31 @@ skl_print_wm_changes(const struct drm_atomic_state *state) to_intel_atomic_state(state); const struct drm_crtc *crtc; const struct drm_crtc_state *cstate; - const struct drm_plane *plane; const struct intel_plane *intel_plane; - const struct drm_plane_state *pstate; const struct skl_ddb_allocation *old_ddb = &dev_priv->wm.skl_hw.ddb; const struct skl_ddb_allocation *new_ddb = &intel_state->wm_results.ddb; - enum pipe pipe; int id; - int i, j; + int i; for_each_crtc_in_state(state, crtc, cstate, i) { - pipe = to_intel_crtc(crtc)->pipe; + const struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + enum pipe pipe = intel_crtc->pipe; - for_each_plane_in_state(state, plane, pstate, j) { + for_each_intel_plane_on_crtc(dev, intel_crtc, intel_plane) { const struct skl_ddb_entry *old, *new; - intel_plane = to_intel_plane(plane); id = skl_wm_plane_id(intel_plane); old = &old_ddb->plane[pipe][id]; new = &new_ddb->plane[pipe][id]; - if (intel_plane->pipe != pipe) - continue; - if (skl_ddb_entry_equal(old, new)) continue; - if (id != PLANE_CURSOR) { - DRM_DEBUG_ATOMIC("[PLANE:%d:plane %d%c] ddb (%d - %d) -> (%d - %d)\n", - plane->base.id, id + 1, - pipe_name(pipe), - old->start, old->end, - new->start, new->end); - } else { - DRM_DEBUG_ATOMIC("[PLANE:%d:cursor %c] ddb (%d - %d) -> (%d - %d)\n", - plane->base.id, - pipe_name(pipe), - old->start, old->end, - new->start, new->end); - } + DRM_DEBUG_ATOMIC("[PLANE:%d:%s] ddb (%d - %d) -> (%d - %d)\n", + intel_plane->base.base.id, + intel_plane->base.name, + old->start, old->end, + new->start, new->end); } } } -- cgit v1.2.3 From 1e6ee542262d611a07e15eee0abb4516d7378b93 Mon Sep 17 00:00:00 2001 From: Maarten Lankhorst Date: Wed, 26 Oct 2016 15:41:32 +0200 Subject: drm/i915/skl+: Remove data_rate from watermark struct, v2. It's only used in one function, and can be calculated without caching it in the global struct by using drm_atomic_crtc_state_for_each_plane_state. There are loops over all planes, including planes that don't exist. This is harmless, because data_rate will always be 0 for them and we never program them when updating watermarks. Changes since v1: - Rename rate back to data_rate, and change array name to plane_data_rate. (Matt) - Remove whitespace. (Paulo) Signed-off-by: Maarten Lankhorst Reviewed-by: Matt Roper Cc: Paulo Zanoni Link: http://patchwork.freedesktop.org/patch/msgid/1477489299-25777-5-git-send-email-maarten.lankhorst@linux.intel.com Reviewed-by: Paulo Zanoni --- drivers/gpu/drm/i915/intel_drv.h | 4 ---- drivers/gpu/drm/i915/intel_pm.c | 35 ++++++++++++++++------------------- 2 files changed, 16 insertions(+), 23 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 46233356ed24..66a1965401c8 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -501,10 +501,6 @@ struct intel_crtc_wm_state { struct skl_pipe_wm optimal; struct skl_ddb_entry ddb; - /* cached plane data rate */ - unsigned plane_data_rate[I915_MAX_PLANES]; - unsigned plane_y_data_rate[I915_MAX_PLANES]; - /* minimum block allocation */ uint16_t minimum_blocks[I915_MAX_PLANES]; uint16_t minimum_y_blocks[I915_MAX_PLANES]; diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 56372f41137c..909e1b1ee5a6 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3263,13 +3263,12 @@ skl_plane_relative_data_rate(const struct intel_crtc_state *cstate, * 3 * 4096 * 8192 * 4 < 2^32 */ static unsigned int -skl_get_total_relative_data_rate(struct intel_crtc_state *intel_cstate) +skl_get_total_relative_data_rate(struct intel_crtc_state *intel_cstate, + unsigned *plane_data_rate, + unsigned *plane_y_data_rate) { struct drm_crtc_state *cstate = &intel_cstate->base; struct drm_atomic_state *state = cstate->state; - struct drm_crtc *crtc = cstate->crtc; - struct drm_device *dev = crtc->dev; - struct intel_crtc *intel_crtc = to_intel_crtc(crtc); struct drm_plane *plane; const struct intel_plane *intel_plane; const struct drm_plane_state *pstate; @@ -3287,21 +3286,16 @@ skl_get_total_relative_data_rate(struct intel_crtc_state *intel_cstate) /* packed/uv */ rate = skl_plane_relative_data_rate(intel_cstate, pstate, 0); - intel_cstate->wm.skl.plane_data_rate[id] = rate; + plane_data_rate[id] = rate; + + total_data_rate += rate; /* y-plane */ rate = skl_plane_relative_data_rate(intel_cstate, pstate, 1); - intel_cstate->wm.skl.plane_y_data_rate[id] = rate; - } + plane_y_data_rate[id] = rate; - /* Calculate CRTC's total data rate from cached values */ - for_each_intel_plane_on_crtc(dev, intel_crtc, intel_plane) { - int id = skl_wm_plane_id(intel_plane); - - /* packed/uv */ - total_data_rate += intel_cstate->wm.skl.plane_data_rate[id]; - total_data_rate += intel_cstate->wm.skl.plane_y_data_rate[id]; + total_data_rate += rate; } return total_data_rate; @@ -3389,6 +3383,8 @@ skl_allocate_pipe_ddb(struct intel_crtc_state *cstate, unsigned int total_data_rate; int num_active; int id, i; + unsigned plane_data_rate[I915_MAX_PLANES] = {}; + unsigned plane_y_data_rate[I915_MAX_PLANES] = {}; /* Clear the partitioning for disabled planes. */ memset(ddb->plane[pipe], 0, sizeof(ddb->plane[pipe])); @@ -3446,17 +3442,18 @@ skl_allocate_pipe_ddb(struct intel_crtc_state *cstate, * * FIXME: we may not allocate every single block here. */ - total_data_rate = skl_get_total_relative_data_rate(cstate); + total_data_rate = skl_get_total_relative_data_rate(cstate, + plane_data_rate, + plane_y_data_rate); if (total_data_rate == 0) return 0; start = alloc->start; - for_each_intel_plane_on_crtc(dev, intel_crtc, intel_plane) { + for (id = 0; id < I915_MAX_PLANES; id++) { unsigned int data_rate, y_data_rate; uint16_t plane_blocks, y_plane_blocks = 0; - int id = skl_wm_plane_id(intel_plane); - data_rate = cstate->wm.skl.plane_data_rate[id]; + data_rate = plane_data_rate[id]; /* * allocation for (packed formats) or (uv-plane part of planar format): @@ -3478,7 +3475,7 @@ skl_allocate_pipe_ddb(struct intel_crtc_state *cstate, /* * allocation for y_plane part of planar format: */ - y_data_rate = cstate->wm.skl.plane_y_data_rate[id]; + y_data_rate = plane_y_data_rate[id]; y_plane_blocks = y_minimum[id]; y_plane_blocks += div_u64((uint64_t)alloc_size * y_data_rate, -- cgit v1.2.3 From fefdd8104d6f574677221c4ba2912483c66ee43c Mon Sep 17 00:00:00 2001 From: Maarten Lankhorst Date: Wed, 26 Oct 2016 15:41:33 +0200 Subject: drm/i915/skl+: Remove minimum block allocation from crtc state. This is not required any more now that we get fresh state from drm_atomic_crtc_state_for_each_plane_state. Zero all state in advance. Signed-off-by: Maarten Lankhorst Reviewed-by: Matt Roper Reviewed-by: Paulo Zanoni Link: http://patchwork.freedesktop.org/patch/msgid/1477489299-25777-6-git-send-email-maarten.lankhorst@linux.intel.com --- drivers/gpu/drm/i915/intel_drv.h | 4 ---- drivers/gpu/drm/i915/intel_pm.c | 15 +++++---------- 2 files changed, 5 insertions(+), 14 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 66a1965401c8..35a74fe4f415 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -500,10 +500,6 @@ struct intel_crtc_wm_state { /* gen9+ only needs 1-step wm programming */ struct skl_pipe_wm optimal; struct skl_ddb_entry ddb; - - /* minimum block allocation */ - uint16_t minimum_blocks[I915_MAX_PLANES]; - uint16_t minimum_y_blocks[I915_MAX_PLANES]; } skl; }; diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 909e1b1ee5a6..086bf9e68aa2 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3378,8 +3378,8 @@ skl_allocate_pipe_ddb(struct intel_crtc_state *cstate, enum pipe pipe = intel_crtc->pipe; struct skl_ddb_entry *alloc = &cstate->wm.skl.ddb; uint16_t alloc_size, start, cursor_blocks; - uint16_t *minimum = cstate->wm.skl.minimum_blocks; - uint16_t *y_minimum = cstate->wm.skl.minimum_y_blocks; + uint16_t minimum[I915_MAX_PLANES] = {}; + uint16_t y_minimum[I915_MAX_PLANES] = {}; unsigned int total_data_rate; int num_active; int id, i; @@ -3416,16 +3416,11 @@ skl_allocate_pipe_ddb(struct intel_crtc_state *cstate, intel_plane = to_intel_plane(plane); id = skl_wm_plane_id(intel_plane); - if (!pstate->visible) { - minimum[id] = 0; - y_minimum[id] = 0; + if (!pstate->visible) continue; - } - if (plane->type == DRM_PLANE_TYPE_CURSOR) { - minimum[id] = 0; - y_minimum[id] = 0; + + if (plane->type == DRM_PLANE_TYPE_CURSOR) continue; - } minimum[id] = skl_ddb_min_alloc(pstate, 0); y_minimum[id] = skl_ddb_min_alloc(pstate, 1); -- cgit v1.2.3 From 49845a7aff5406e10420de08aa34cf55f98f2a3b Mon Sep 17 00:00:00 2001 From: Maarten Lankhorst Date: Wed, 26 Oct 2016 15:41:34 +0200 Subject: drm/i915/skl+: Clean up minimum allocations, v2. Move calculating minimum allocations to a helper, which cleans up the code some more. The cursor is still allocated in advance because it doesn't count towards data rate and should always be reserved. changes since v1: - Change comment to have a extra opening line. (Matt) - Rebase to remove unused plane->pipe == pipe, handled by the iterator now. (Paulo) Reviewed-by: Matt Roper Signed-off-by: Maarten Lankhorst Cc: Paulo Zanoni Link: http://patchwork.freedesktop.org/patch/msgid/1477489299-25777-7-git-send-email-maarten.lankhorst@linux.intel.com Reviewed-by: Paulo Zanoni --- drivers/gpu/drm/i915/intel_pm.c | 62 +++++++++++++++++++++++++---------------- 1 file changed, 38 insertions(+), 24 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 086bf9e68aa2..edd37e770c36 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3364,6 +3364,30 @@ skl_ddb_min_alloc(const struct drm_plane_state *pstate, return DIV_ROUND_UP((4 * src_w * plane_bpp), 512) * min_scanlines/4 + 3; } +static void +skl_ddb_calc_min(const struct intel_crtc_state *cstate, int num_active, + uint16_t *minimum, uint16_t *y_minimum) +{ + const struct drm_plane_state *pstate; + struct drm_plane *plane; + + drm_atomic_crtc_state_for_each_plane_state(plane, pstate, &cstate->base) { + struct intel_plane *intel_plane = to_intel_plane(plane); + int id = skl_wm_plane_id(intel_plane); + + if (id == PLANE_CURSOR) + continue; + + if (!pstate->visible) + continue; + + minimum[id] = skl_ddb_min_alloc(pstate, 0); + y_minimum[id] = skl_ddb_min_alloc(pstate, 1); + } + + minimum[PLANE_CURSOR] = skl_cursor_allocation(num_active); +} + static int skl_allocate_pipe_ddb(struct intel_crtc_state *cstate, struct skl_ddb_allocation *ddb /* out */) @@ -3372,12 +3396,9 @@ skl_allocate_pipe_ddb(struct intel_crtc_state *cstate, struct drm_crtc *crtc = cstate->base.crtc; struct drm_device *dev = crtc->dev; struct intel_crtc *intel_crtc = to_intel_crtc(crtc); - struct intel_plane *intel_plane; - struct drm_plane *plane; - const struct drm_plane_state *pstate; enum pipe pipe = intel_crtc->pipe; struct skl_ddb_entry *alloc = &cstate->wm.skl.ddb; - uint16_t alloc_size, start, cursor_blocks; + uint16_t alloc_size, start; uint16_t minimum[I915_MAX_PLANES] = {}; uint16_t y_minimum[I915_MAX_PLANES] = {}; unsigned int total_data_rate; @@ -3405,32 +3426,22 @@ skl_allocate_pipe_ddb(struct intel_crtc_state *cstate, return 0; } - cursor_blocks = skl_cursor_allocation(num_active); - ddb->plane[pipe][PLANE_CURSOR].start = alloc->end - cursor_blocks; - ddb->plane[pipe][PLANE_CURSOR].end = alloc->end; - - alloc_size -= cursor_blocks; - - /* 1. Allocate the mininum required blocks for each active plane */ - drm_atomic_crtc_state_for_each_plane_state(plane, pstate, &cstate->base) { - intel_plane = to_intel_plane(plane); - id = skl_wm_plane_id(intel_plane); - - if (!pstate->visible) - continue; - - if (plane->type == DRM_PLANE_TYPE_CURSOR) - continue; + skl_ddb_calc_min(cstate, num_active, minimum, y_minimum); - minimum[id] = skl_ddb_min_alloc(pstate, 0); - y_minimum[id] = skl_ddb_min_alloc(pstate, 1); - } + /* + * 1. Allocate the mininum required blocks for each active plane + * and allocate the cursor, it doesn't require extra allocation + * proportional to the data rate. + */ - for (i = 0; i < PLANE_CURSOR; i++) { + for (i = 0; i < I915_MAX_PLANES; i++) { alloc_size -= minimum[i]; alloc_size -= y_minimum[i]; } + ddb->plane[pipe][PLANE_CURSOR].start = alloc->end - minimum[PLANE_CURSOR]; + ddb->plane[pipe][PLANE_CURSOR].end = alloc->end; + /* * 2. Distribute the remaining space in proportion to the amount of * data each plane needs to fetch from memory. @@ -3448,6 +3459,9 @@ skl_allocate_pipe_ddb(struct intel_crtc_state *cstate, unsigned int data_rate, y_data_rate; uint16_t plane_blocks, y_plane_blocks = 0; + if (id == PLANE_CURSOR) + continue; + data_rate = plane_data_rate[id]; /* -- cgit v1.2.3 From 03af79e0b801fa5ea817f71a22a932d4b5b62b4b Mon Sep 17 00:00:00 2001 From: Maarten Lankhorst Date: Wed, 26 Oct 2016 15:41:36 +0200 Subject: drm/i915/gen9+: Use the watermarks from crtc_state for everything, v2. There's no need to keep a duplicate skl_pipe_wm around any more, everything can be discovered from crtc_state, which we pass around correctly now even in case of plane disable. The copy in intel_crtc->wm.skl.active is equal to crtc_state->wm.skl.optimal after the atomic commit completes. It's useful for two-step watermark programming, but not required for gen9+ which does it in a single step. We can pull the old allocation from old_crtc_state. Signed-off-by: Maarten Lankhorst Cc: Matt Roper Reviewed-by: Paulo Zanoni Link: http://patchwork.freedesktop.org/patch/msgid/1477489299-25777-9-git-send-email-maarten.lankhorst@linux.intel.com Reviewed-by: Matt Roper --- drivers/gpu/drm/i915/intel_display.c | 2 +- drivers/gpu/drm/i915/intel_drv.h | 1 - drivers/gpu/drm/i915/intel_pm.c | 18 ++++++++---------- 3 files changed, 9 insertions(+), 12 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 740c68896672..5a87dbf6f090 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -13458,7 +13458,7 @@ static void verify_wm_state(struct drm_crtc *crtc, return; skl_pipe_wm_get_hw_state(crtc, &hw_wm); - sw_wm = &intel_crtc->wm.active.skl; + sw_wm = &to_intel_crtc_state(new_state)->wm.skl.optimal; skl_ddb_get_hw_state(dev_priv, &hw_ddb); sw_ddb = &dev_priv->wm.skl_hw.ddb; diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 35a74fe4f415..8c931bc1d8b6 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -722,7 +722,6 @@ struct intel_crtc { /* watermarks currently being used */ union { struct intel_pipe_wm ilk; - struct skl_pipe_wm skl; } active; /* allow CxSR on this pipe */ diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index edd37e770c36..9cfc19ece147 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3930,11 +3930,11 @@ bool skl_ddb_allocation_overlaps(struct drm_atomic_state *state, } static int skl_update_pipe_wm(struct drm_crtc_state *cstate, - struct skl_ddb_allocation *ddb, /* out */ + const struct skl_pipe_wm *old_pipe_wm, struct skl_pipe_wm *pipe_wm, /* out */ + struct skl_ddb_allocation *ddb, /* out */ bool *changed /* out */) { - struct intel_crtc *intel_crtc = to_intel_crtc(cstate->crtc); struct intel_crtc_state *intel_cstate = to_intel_crtc_state(cstate); int ret; @@ -3942,7 +3942,7 @@ static int skl_update_pipe_wm(struct drm_crtc_state *cstate, if (ret) return ret; - if (!memcmp(&intel_crtc->wm.active.skl, pipe_wm, sizeof(*pipe_wm))) + if (!memcmp(old_pipe_wm, pipe_wm, sizeof(*pipe_wm))) *changed = false; else *changed = true; @@ -4169,10 +4169,12 @@ skl_compute_wm(struct drm_atomic_state *state) for_each_crtc_in_state(state, crtc, cstate, i) { struct intel_crtc_state *intel_cstate = to_intel_crtc_state(cstate); + const struct skl_pipe_wm *old_pipe_wm = + &to_intel_crtc_state(crtc->state)->wm.skl.optimal; pipe_wm = &intel_cstate->wm.skl.optimal; - ret = skl_update_pipe_wm(cstate, &results->ddb, pipe_wm, - &changed); + ret = skl_update_pipe_wm(cstate, old_pipe_wm, pipe_wm, + &results->ddb, &changed); if (ret) return ret; @@ -4205,8 +4207,6 @@ static void skl_update_wm(struct drm_crtc *crtc) if ((results->dirty_pipes & drm_crtc_mask(crtc)) == 0) return; - intel_crtc->wm.active.skl = *pipe_wm; - mutex_lock(&dev_priv->wm.wm_mutex); /* @@ -4374,10 +4374,8 @@ void skl_wm_get_hw_state(struct drm_device *dev) skl_pipe_wm_get_hw_state(crtc, &cstate->wm.skl.optimal); - if (intel_crtc->active) { + if (intel_crtc->active) hw->dirty_pipes |= drm_crtc_mask(crtc); - intel_crtc->wm.active.skl = cstate->wm.skl.optimal; - } } if (dev_priv->active_crtcs) { -- cgit v1.2.3 From 07c9a21a0d594c3acc0983e5e0a25d2364188d51 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Sun, 30 Oct 2016 13:28:20 +0000 Subject: drm/i915: Export a function to flush the context upon pinning For legacy contexts we employ an optimisation to only flush the context when binding into the global GTT. This avoids stalling on the GPU when reloading an active context. Wrap this detail up into a helper and export it for a potential third user. (Longer term, context pinning needs to be reworked as the current handling of switch context pins too late and so risks eviction and corrupting the request. Plans, plans, plans.) v2: Expand the comment explaining the optimisation for avoiding the stall on active contexts. Signed-off-by: Chris Wilson Link: http://patchwork.freedesktop.org/patch/msgid/20161030132820.32163-1-chris@chris-wilson.co.uk Reviewed-by: Matthew Auld --- drivers/gpu/drm/i915/i915_drv.h | 3 +++ drivers/gpu/drm/i915/i915_gem_context.c | 39 +++++++++++++++++++++++---------- drivers/gpu/drm/i915/intel_ringbuffer.c | 11 +++++----- 3 files changed, 36 insertions(+), 17 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 086396e16de7..b5bfc4c67aa0 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -3529,6 +3529,9 @@ int i915_gem_context_open(struct drm_device *dev, struct drm_file *file); void i915_gem_context_close(struct drm_device *dev, struct drm_file *file); int i915_switch_context(struct drm_i915_gem_request *req); int i915_gem_switch_to_kernel_context(struct drm_i915_private *dev_priv); +struct i915_vma * +i915_gem_context_pin_legacy(struct i915_gem_context *ctx, + unsigned int flags); void i915_gem_context_free(struct kref *ctx_ref); struct drm_i915_gem_object * i915_gem_alloc_context_obj(struct drm_device *dev, size_t size); diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c index 461aece6c5bd..6dd475735f0a 100644 --- a/drivers/gpu/drm/i915/i915_gem_context.c +++ b/drivers/gpu/drm/i915/i915_gem_context.c @@ -764,12 +764,36 @@ needs_pd_load_post(struct i915_hw_ppgtt *ppgtt, return false; } +struct i915_vma * +i915_gem_context_pin_legacy(struct i915_gem_context *ctx, + unsigned int flags) +{ + struct i915_vma *vma = ctx->engine[RCS].state; + int ret; + + /* Clear this page out of any CPU caches for coherent swap-in/out. + * We only want to do this on the first bind so that we do not stall + * on an active context (which by nature is already on the GPU). + */ + if (!(vma->flags & I915_VMA_GLOBAL_BIND)) { + ret = i915_gem_object_set_to_gtt_domain(vma->obj, false); + if (ret) + return ERR_PTR(ret); + } + + ret = i915_vma_pin(vma, 0, ctx->ggtt_alignment, PIN_GLOBAL | flags); + if (ret) + return ERR_PTR(ret); + + return vma; +} + static int do_rcs_switch(struct drm_i915_gem_request *req) { struct i915_gem_context *to = req->ctx; struct intel_engine_cs *engine = req->engine; struct i915_hw_ppgtt *ppgtt = to->ppgtt ?: req->i915->mm.aliasing_ppgtt; - struct i915_vma *vma = to->engine[RCS].state; + struct i915_vma *vma; struct i915_gem_context *from; u32 hw_flags; int ret, i; @@ -777,17 +801,10 @@ static int do_rcs_switch(struct drm_i915_gem_request *req) if (skip_rcs_switch(ppgtt, engine, to)) return 0; - /* Clear this page out of any CPU caches for coherent swap-in/out. */ - if (!(vma->flags & I915_VMA_GLOBAL_BIND)) { - ret = i915_gem_object_set_to_gtt_domain(vma->obj, false); - if (ret) - return ret; - } - /* Trying to pin first makes error handling easier. */ - ret = i915_vma_pin(vma, 0, to->ggtt_alignment, PIN_GLOBAL); - if (ret) - return ret; + vma = i915_gem_context_pin_legacy(to, 0); + if (IS_ERR(vma)) + return PTR_ERR(vma); /* * Pin can switch back to the default context if we end up calling into diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 188fdec5fa6b..700e93d80616 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -1949,14 +1949,13 @@ static int intel_ring_context_pin(struct i915_gem_context *ctx, return 0; if (ce->state) { - ret = i915_gem_object_set_to_gtt_domain(ce->state->obj, false); - if (ret) - goto error; + struct i915_vma *vma; - ret = i915_vma_pin(ce->state, 0, ctx->ggtt_alignment, - PIN_GLOBAL | PIN_HIGH); - if (ret) + vma = i915_gem_context_pin_legacy(ctx, PIN_HIGH); + if (IS_ERR(vma)) { + ret = PTR_ERR(vma); goto error; + } } /* The kernel context is only used as a placeholder for flushing the -- cgit v1.2.3 From 580503c7c52a8605c3be008a93a572be840a4f16 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:00 +0200 Subject: drm/i915: Pass dev_priv to plane constructors MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify our approach to things by passing around dev_priv instead of dev. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-2-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/i915_drv.h | 2 +- drivers/gpu/drm/i915/intel_display.c | 40 +++++++++++++++++------------------- drivers/gpu/drm/i915/intel_drv.h | 2 +- drivers/gpu/drm/i915/intel_sprite.c | 12 +++++------ 4 files changed, 27 insertions(+), 29 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index b5bfc4c67aa0..ea1cfc649961 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -185,7 +185,7 @@ enum plane { }; #define plane_name(p) ((p) + 'A') -#define sprite_name(p, s) ((p) * INTEL_INFO(dev)->num_sprites[(p)] + (s) + 'A') +#define sprite_name(p, s) ((p) * INTEL_INFO(dev_priv)->num_sprites[(p)] + (s) + 'A') enum port { PORT_NONE = -1, diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 5a87dbf6f090..e48656789f37 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -14960,9 +14960,8 @@ const struct drm_plane_funcs intel_plane_funcs = { }; static struct intel_plane * -intel_primary_plane_create(struct drm_device *dev, enum pipe pipe) +intel_primary_plane_create(struct drm_i915_private *dev_priv, enum pipe pipe) { - struct drm_i915_private *dev_priv = to_i915(dev); struct intel_plane *primary = NULL; struct intel_plane_state *state = NULL; const uint32_t *intel_primary_formats; @@ -14986,7 +14985,7 @@ intel_primary_plane_create(struct drm_device *dev, enum pipe pipe) primary->can_scale = false; primary->max_downscale = 1; - if (INTEL_INFO(dev)->gen >= 9) { + if (INTEL_GEN(dev_priv) >= 9) { primary->can_scale = true; state->scaler_id = -1; } @@ -14994,10 +14993,10 @@ intel_primary_plane_create(struct drm_device *dev, enum pipe pipe) primary->plane = pipe; primary->frontbuffer_bit = INTEL_FRONTBUFFER_PRIMARY(pipe); primary->check_plane = intel_check_primary_plane; - if (HAS_FBC(dev) && INTEL_INFO(dev)->gen < 4) + if (HAS_FBC(dev_priv) && INTEL_GEN(dev_priv) < 4) primary->plane = !pipe; - if (INTEL_INFO(dev)->gen >= 9) { + if (INTEL_GEN(dev_priv) >= 9) { intel_primary_formats = skl_primary_formats; num_formats = ARRAY_SIZE(skl_primary_formats); @@ -15009,7 +15008,7 @@ intel_primary_plane_create(struct drm_device *dev, enum pipe pipe) primary->update_plane = ironlake_update_primary_plane; primary->disable_plane = i9xx_disable_primary_plane; - } else if (INTEL_INFO(dev)->gen >= 4) { + } else if (INTEL_GEN(dev_priv) >= 4) { intel_primary_formats = i965_primary_formats; num_formats = ARRAY_SIZE(i965_primary_formats); @@ -15023,21 +15022,21 @@ intel_primary_plane_create(struct drm_device *dev, enum pipe pipe) primary->disable_plane = i9xx_disable_primary_plane; } - if (INTEL_INFO(dev)->gen >= 9) - ret = drm_universal_plane_init(dev, &primary->base, 0, - &intel_plane_funcs, + if (INTEL_GEN(dev_priv) >= 9) + ret = drm_universal_plane_init(&dev_priv->drm, &primary->base, + 0, &intel_plane_funcs, intel_primary_formats, num_formats, DRM_PLANE_TYPE_PRIMARY, "plane 1%c", pipe_name(pipe)); else if (INTEL_GEN(dev_priv) >= 5 || IS_G4X(dev_priv)) - ret = drm_universal_plane_init(dev, &primary->base, 0, - &intel_plane_funcs, + ret = drm_universal_plane_init(&dev_priv->drm, &primary->base, + 0, &intel_plane_funcs, intel_primary_formats, num_formats, DRM_PLANE_TYPE_PRIMARY, "primary %c", pipe_name(pipe)); else - ret = drm_universal_plane_init(dev, &primary->base, 0, - &intel_plane_funcs, + ret = drm_universal_plane_init(&dev_priv->drm, &primary->base, + 0, &intel_plane_funcs, intel_primary_formats, num_formats, DRM_PLANE_TYPE_PRIMARY, "plane %c", plane_name(primary->plane)); @@ -15165,9 +15164,8 @@ intel_update_cursor_plane(struct drm_plane *plane, } static struct intel_plane * -intel_cursor_plane_create(struct drm_device *dev, enum pipe pipe) +intel_cursor_plane_create(struct drm_i915_private *dev_priv, enum pipe pipe) { - struct drm_i915_private *dev_priv = to_i915(dev); struct intel_plane *cursor = NULL; struct intel_plane_state *state = NULL; int ret; @@ -15195,8 +15193,8 @@ intel_cursor_plane_create(struct drm_device *dev, enum pipe pipe) cursor->update_plane = intel_update_cursor_plane; cursor->disable_plane = intel_disable_cursor_plane; - ret = drm_universal_plane_init(dev, &cursor->base, 0, - &intel_plane_funcs, + ret = drm_universal_plane_init(&dev_priv->drm, &cursor->base, + 0, &intel_plane_funcs, intel_cursor_formats, ARRAY_SIZE(intel_cursor_formats), DRM_PLANE_TYPE_CURSOR, @@ -15210,7 +15208,7 @@ intel_cursor_plane_create(struct drm_device *dev, enum pipe pipe) DRM_ROTATE_0 | DRM_ROTATE_180); - if (INTEL_INFO(dev)->gen >=9) + if (INTEL_GEN(dev_priv) >= 9) state->scaler_id = -1; drm_plane_helper_add(&cursor->base, &intel_plane_helper_funcs); @@ -15272,7 +15270,7 @@ static int intel_crtc_init(struct drm_device *dev, enum pipe pipe) skl_init_scalers(dev, intel_crtc, crtc_state); } - primary = intel_primary_plane_create(dev, pipe); + primary = intel_primary_plane_create(dev_priv, pipe); if (IS_ERR(primary)) { ret = PTR_ERR(primary); goto fail; @@ -15281,14 +15279,14 @@ static int intel_crtc_init(struct drm_device *dev, enum pipe pipe) for_each_sprite(dev_priv, pipe, sprite) { struct intel_plane *plane; - plane = intel_sprite_plane_create(dev, pipe, sprite); + plane = intel_sprite_plane_create(dev_priv, pipe, sprite); if (!plane) { ret = PTR_ERR(plane); goto fail; } } - cursor = intel_cursor_plane_create(dev, pipe); + cursor = intel_cursor_plane_create(dev_priv, pipe); if (!cursor) { ret = PTR_ERR(cursor); goto fail; diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 8c931bc1d8b6..caa91d713fa2 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1769,7 +1769,7 @@ bool intel_sdvo_init(struct drm_device *dev, /* intel_sprite.c */ int intel_usecs_to_scanlines(const struct drm_display_mode *adjusted_mode, int usecs); -struct intel_plane *intel_sprite_plane_create(struct drm_device *dev, +struct intel_plane *intel_sprite_plane_create(struct drm_i915_private *dev_priv, enum pipe pipe, int plane); int intel_sprite_set_colorkey(struct drm_device *dev, void *data, struct drm_file *file_priv); diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index 70b50a27763e..df0fbb4b15a3 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -1043,9 +1043,9 @@ static uint32_t skl_plane_formats[] = { }; struct intel_plane * -intel_sprite_plane_create(struct drm_device *dev, enum pipe pipe, int plane) +intel_sprite_plane_create(struct drm_i915_private *dev_priv, + enum pipe pipe, int plane) { - struct drm_i915_private *dev_priv = to_i915(dev); struct intel_plane *intel_plane = NULL; struct intel_plane_state *state = NULL; unsigned long possible_crtcs; @@ -1132,14 +1132,14 @@ intel_sprite_plane_create(struct drm_device *dev, enum pipe pipe, int plane) possible_crtcs = (1 << pipe); if (INTEL_GEN(dev_priv) >= 9) - ret = drm_universal_plane_init(dev, &intel_plane->base, possible_crtcs, - &intel_plane_funcs, + ret = drm_universal_plane_init(&dev_priv->drm, &intel_plane->base, + possible_crtcs, &intel_plane_funcs, plane_formats, num_plane_formats, DRM_PLANE_TYPE_OVERLAY, "plane %d%c", plane + 2, pipe_name(pipe)); else - ret = drm_universal_plane_init(dev, &intel_plane->base, possible_crtcs, - &intel_plane_funcs, + ret = drm_universal_plane_init(&dev_priv->drm, &intel_plane->base, + possible_crtcs, &intel_plane_funcs, plane_formats, num_plane_formats, DRM_PLANE_TYPE_OVERLAY, "sprite %c", sprite_name(pipe, plane)); -- cgit v1.2.3 From 65edcccef3b5ea5a67beebe9a6beeea9a837749f Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:01 +0200 Subject: drm/i915: Pass dev_priv to skl_init_scalers() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify our approach to things by passing around dev_priv instead of dev. While at it let's do some house cleaning: s/intel_foo/foo/ and move things into tighter scope. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-3-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_display.c | 29 +++++++++++++++-------------- 1 file changed, 15 insertions(+), 14 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index e48656789f37..0beee9e77fa2 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -115,8 +115,9 @@ static void chv_prepare_pll(struct intel_crtc *crtc, const struct intel_crtc_state *pipe_config); static void intel_begin_crtc_commit(struct drm_crtc *, struct drm_crtc_state *); static void intel_finish_crtc_commit(struct drm_crtc *, struct drm_crtc_state *); -static void skl_init_scalers(struct drm_device *dev, struct intel_crtc *intel_crtc, - struct intel_crtc_state *crtc_state); +static void skl_init_scalers(struct drm_i915_private *dev_priv, + struct intel_crtc *crtc, + struct intel_crtc_state *crtc_state); static void skylake_pfit_enable(struct intel_crtc *crtc); static void ironlake_pfit_disable(struct intel_crtc *crtc, bool force); static void ironlake_pfit_enable(struct intel_crtc *crtc); @@ -10735,10 +10736,8 @@ static bool haswell_get_pipe_config(struct intel_crtc *crtc, I915_READ(GAMMA_MODE(crtc->pipe)) & GAMMA_MODE_MODE_MASK; if (INTEL_INFO(dev)->gen >= 9) { - skl_init_scalers(dev, crtc, pipe_config); - } + skl_init_scalers(dev_priv, crtc, pipe_config); - if (INTEL_INFO(dev)->gen >= 9) { pipe_config->scaler_state.scaler_id = -1; pipe_config->scaler_state.scaler_users &= ~(1 << SKL_CRTC_INDEX); } @@ -15222,17 +15221,19 @@ fail: return ERR_PTR(ret); } -static void skl_init_scalers(struct drm_device *dev, struct intel_crtc *intel_crtc, - struct intel_crtc_state *crtc_state) +static void skl_init_scalers(struct drm_i915_private *dev_priv, + struct intel_crtc *crtc, + struct intel_crtc_state *crtc_state) { + struct intel_crtc_scaler_state *scaler_state = + &crtc_state->scaler_state; int i; - struct intel_scaler *intel_scaler; - struct intel_crtc_scaler_state *scaler_state = &crtc_state->scaler_state; - for (i = 0; i < intel_crtc->num_scalers; i++) { - intel_scaler = &scaler_state->scalers[i]; - intel_scaler->in_use = 0; - intel_scaler->mode = PS_SCALER_MODE_DYN; + for (i = 0; i < crtc->num_scalers; i++) { + struct intel_scaler *scaler = &scaler_state->scalers[i]; + + scaler->in_use = 0; + scaler->mode = PS_SCALER_MODE_DYN; } scaler_state->scaler_id = -1; @@ -15267,7 +15268,7 @@ static int intel_crtc_init(struct drm_device *dev, enum pipe pipe) else intel_crtc->num_scalers = SKL_NUM_SCALERS; - skl_init_scalers(dev, intel_crtc, crtc_state); + skl_init_scalers(dev_priv, intel_crtc, crtc_state); } primary = intel_primary_plane_create(dev_priv, pipe); -- cgit v1.2.3 From 525b9311be957e319680025e06f9f722ccfd54b7 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:02 +0200 Subject: drm/i915: Pass intel_crtc to intel_crtc_active() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify our approach to things by passing around intel_crtc instead of drm_crtc. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-4-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_display.c | 8 +++----- drivers/gpu/drm/i915/intel_drv.h | 2 +- drivers/gpu/drm/i915/intel_fbc.c | 2 +- drivers/gpu/drm/i915/intel_pm.c | 8 ++++---- 4 files changed, 9 insertions(+), 11 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 0beee9e77fa2..00784d950d51 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1008,10 +1008,8 @@ bool bxt_find_best_dpll(struct intel_crtc_state *crtc_state, int target_clock, target_clock, refclk, NULL, best_clock); } -bool intel_crtc_active(struct drm_crtc *crtc) +bool intel_crtc_active(struct intel_crtc *crtc) { - struct intel_crtc *intel_crtc = to_intel_crtc(crtc); - /* Be paranoid as we can arrive here with only partial * state retrieved from the hardware during setup. * @@ -1025,8 +1023,8 @@ bool intel_crtc_active(struct drm_crtc *crtc) * crtc->state->active once we have proper CRTC states wired up * for atomic. */ - return intel_crtc->active && crtc->primary->state->fb && - intel_crtc->config->base.adjusted_mode.crtc_clock; + return crtc->active && crtc->base.primary->state->fb && + crtc->config->base.adjusted_mode.crtc_clock; } enum transcoder intel_pipe_to_cpu_transcoder(struct drm_i915_private *dev_priv, diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index caa91d713fa2..67b90527217c 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1349,7 +1349,7 @@ bool bxt_find_best_dpll(struct intel_crtc_state *crtc_state, int target_clock, struct dpll *best_clock); int chv_calc_dpll_params(int refclk, struct dpll *pll_clock); -bool intel_crtc_active(struct drm_crtc *crtc); +bool intel_crtc_active(struct intel_crtc *crtc); void hsw_enable_ips(struct intel_crtc *crtc); void hsw_disable_ips(struct intel_crtc *crtc); enum intel_display_power_domain diff --git a/drivers/gpu/drm/i915/intel_fbc.c b/drivers/gpu/drm/i915/intel_fbc.c index cbe2ebda4c40..e230d480c5e6 100644 --- a/drivers/gpu/drm/i915/intel_fbc.c +++ b/drivers/gpu/drm/i915/intel_fbc.c @@ -1306,7 +1306,7 @@ void intel_fbc_init_pipe_state(struct drm_i915_private *dev_priv) return; for_each_intel_crtc(&dev_priv->drm, crtc) - if (intel_crtc_active(&crtc->base) && + if (intel_crtc_active(crtc) && to_intel_plane_state(crtc->base.primary->state)->base.visible) dev_priv->fbc.visible_pipes_mask |= (1 << crtc->pipe); } diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 9cfc19ece147..419c5eb88d7c 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -630,7 +630,7 @@ static struct drm_crtc *single_enabled_crtc(struct drm_device *dev) struct drm_crtc *crtc, *enabled = NULL; for_each_crtc(dev, crtc) { - if (intel_crtc_active(crtc)) { + if (intel_crtc_active(to_intel_crtc(crtc))) { if (enabled) return NULL; enabled = crtc; @@ -725,7 +725,7 @@ static bool g4x_compute_wm0(struct drm_device *dev, int entries, tlb_miss; crtc = intel_get_crtc_for_plane(dev, plane); - if (!intel_crtc_active(crtc)) { + if (!intel_crtc_active(to_intel_crtc(crtc))) { *cursor_wm = cursor->guard_size; *plane_wm = display->guard_size; return false; @@ -1538,7 +1538,7 @@ static void i9xx_update_wm(struct drm_crtc *unused_crtc) fifo_size = dev_priv->display.get_fifo_size(dev, 0); crtc = intel_get_crtc_for_plane(dev, 0); - if (intel_crtc_active(crtc)) { + if (intel_crtc_active(to_intel_crtc(crtc))) { const struct drm_display_mode *adjusted_mode; int cpp = drm_format_plane_cpp(crtc->primary->state->fb->pixel_format, 0); if (IS_GEN2(dev_priv)) @@ -1560,7 +1560,7 @@ static void i9xx_update_wm(struct drm_crtc *unused_crtc) fifo_size = dev_priv->display.get_fifo_size(dev, 1); crtc = intel_get_crtc_for_plane(dev, 1); - if (intel_crtc_active(crtc)) { + if (intel_crtc_active(to_intel_crtc(crtc))) { const struct drm_display_mode *adjusted_mode; int cpp = drm_format_plane_cpp(crtc->primary->state->fb->pixel_format, 0); if (IS_GEN2(dev_priv)) -- cgit v1.2.3 From 432081bcbf9a605ea072f6aa3dd0b0420344878c Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:03 +0200 Subject: drm/i915: Pass intel_crtc to update_wm functions MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify our approach to things by passing around intel_crtc instead of drm_crtc. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-5-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/i915_drv.h | 2 +- drivers/gpu/drm/i915/intel_display.c | 14 +++++----- drivers/gpu/drm/i915/intel_drv.h | 2 +- drivers/gpu/drm/i915/intel_pm.c | 50 +++++++++++++++++------------------- 4 files changed, 33 insertions(+), 35 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index ea1cfc649961..98f59863fe6b 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -503,7 +503,7 @@ struct drm_i915_display_funcs { void (*initial_watermarks)(struct intel_crtc_state *cstate); void (*optimize_watermarks)(struct intel_crtc_state *cstate); int (*compute_global_watermarks)(struct drm_atomic_state *state); - void (*update_wm)(struct drm_crtc *crtc); + void (*update_wm)(struct intel_crtc *crtc); int (*modeset_calc_cdclk)(struct drm_atomic_state *state); void (*modeset_commit_cdclk)(struct drm_atomic_state *state); /* Returns the active state of the crtc, and if the crtc is active, diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 00784d950d51..936870d18851 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -5073,7 +5073,7 @@ static void intel_post_plane_update(struct intel_crtc_state *old_crtc_state) crtc->wm.cxsr_allowed = true; if (pipe_config->update_wm_post && pipe_config->base.active) - intel_update_watermarks(&crtc->base); + intel_update_watermarks(crtc); if (old_pri_state) { struct intel_plane_state *primary_state = @@ -5171,7 +5171,7 @@ static void intel_pre_plane_update(struct intel_crtc_state *old_crtc_state) if (dev_priv->display.initial_watermarks != NULL) dev_priv->display.initial_watermarks(pipe_config); else if (pipe_config->update_wm_pre) - intel_update_watermarks(&crtc->base); + intel_update_watermarks(crtc); } static void intel_crtc_disable_planes(struct drm_crtc *crtc, unsigned plane_mask) @@ -5491,7 +5491,7 @@ static void haswell_crtc_enable(struct intel_crtc_state *pipe_config, if (dev_priv->display.initial_watermarks != NULL) dev_priv->display.initial_watermarks(pipe_config); else - intel_update_watermarks(crtc); + intel_update_watermarks(intel_crtc); /* XXX: Do the pipe assertions at the right place for BXT DSI. */ if (!transcoder_is_dsi(cpu_transcoder)) @@ -6744,7 +6744,7 @@ static void valleyview_crtc_enable(struct intel_crtc_state *pipe_config, intel_color_load_luts(&pipe_config->base); - intel_update_watermarks(crtc); + intel_update_watermarks(intel_crtc); intel_enable_pipe(intel_crtc); assert_vblank_disabled(crtc); @@ -6797,7 +6797,7 @@ static void i9xx_crtc_enable(struct intel_crtc_state *pipe_config, intel_color_load_luts(&pipe_config->base); - intel_update_watermarks(crtc); + intel_update_watermarks(intel_crtc); intel_enable_pipe(intel_crtc); assert_vblank_disabled(crtc); @@ -6913,7 +6913,7 @@ static void intel_crtc_disable_noatomic(struct drm_crtc *crtc) encoder->base.crtc = NULL; intel_fbc_disable(intel_crtc); - intel_update_watermarks(crtc); + intel_update_watermarks(intel_crtc); intel_disable_shared_dpll(intel_crtc); domains = intel_crtc->enabled_power_domains; @@ -14397,7 +14397,7 @@ static void intel_atomic_commit_tail(struct drm_atomic_state *state) intel_check_pch_fifo_underruns(dev_priv); if (!crtc->state->active) - intel_update_watermarks(crtc); + intel_update_watermarks(intel_crtc); } } diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 67b90527217c..8ae13a6d0cc3 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1709,7 +1709,7 @@ bool chv_phy_powergate_ch(struct drm_i915_private *dev_priv, enum dpio_phy phy, void intel_init_clock_gating(struct drm_device *dev); void intel_suspend_hw(struct drm_device *dev); int ilk_wm_max_level(const struct drm_i915_private *dev_priv); -void intel_update_watermarks(struct drm_crtc *crtc); +void intel_update_watermarks(struct intel_crtc *crtc); void intel_init_pm(struct drm_device *dev); void intel_init_clock_gating_hooks(struct drm_i915_private *dev_priv); void intel_pm_setup(struct drm_device *dev); diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 419c5eb88d7c..9bcb15a74a83 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -640,9 +640,9 @@ static struct drm_crtc *single_enabled_crtc(struct drm_device *dev) return enabled; } -static void pineview_update_wm(struct drm_crtc *unused_crtc) +static void pineview_update_wm(struct intel_crtc *unused_crtc) { - struct drm_device *dev = unused_crtc->dev; + struct drm_device *dev = unused_crtc->base.dev; struct drm_i915_private *dev_priv = to_i915(dev); struct drm_crtc *crtc; const struct cxsr_latency *latency; @@ -1330,20 +1330,19 @@ static void vlv_merge_wm(struct drm_device *dev, } } -static void vlv_update_wm(struct drm_crtc *crtc) +static void vlv_update_wm(struct intel_crtc *crtc) { - struct drm_device *dev = crtc->dev; + struct drm_device *dev = crtc->base.dev; struct drm_i915_private *dev_priv = to_i915(dev); - struct intel_crtc *intel_crtc = to_intel_crtc(crtc); - enum pipe pipe = intel_crtc->pipe; + enum pipe pipe = crtc->pipe; struct vlv_wm_values wm = {}; - vlv_compute_wm(intel_crtc); + vlv_compute_wm(crtc); vlv_merge_wm(dev, &wm); if (memcmp(&dev_priv->wm.vlv, &wm, sizeof(wm)) == 0) { /* FIXME should be part of crtc atomic commit */ - vlv_pipe_set_fifo_size(intel_crtc); + vlv_pipe_set_fifo_size(crtc); return; } @@ -1359,9 +1358,9 @@ static void vlv_update_wm(struct drm_crtc *crtc) intel_set_memory_cxsr(dev_priv, false); /* FIXME should be part of crtc atomic commit */ - vlv_pipe_set_fifo_size(intel_crtc); + vlv_pipe_set_fifo_size(crtc); - vlv_write_wm_values(intel_crtc, &wm); + vlv_write_wm_values(crtc, &wm); DRM_DEBUG_KMS("Setting FIFO watermarks - %c: plane=%d, cursor=%d, " "sprite0=%d, sprite1=%d, SR: plane=%d, cursor=%d level=%d cxsr=%d\n", @@ -1385,9 +1384,9 @@ static void vlv_update_wm(struct drm_crtc *crtc) #define single_plane_enabled(mask) is_power_of_2(mask) -static void g4x_update_wm(struct drm_crtc *crtc) +static void g4x_update_wm(struct intel_crtc *crtc) { - struct drm_device *dev = crtc->dev; + struct drm_device *dev = crtc->base.dev; static const int sr_latency_ns = 12000; struct drm_i915_private *dev_priv = to_i915(dev); int planea_wm, planeb_wm, cursora_wm, cursorb_wm; @@ -1443,9 +1442,9 @@ static void g4x_update_wm(struct drm_crtc *crtc) intel_set_memory_cxsr(dev_priv, true); } -static void i965_update_wm(struct drm_crtc *unused_crtc) +static void i965_update_wm(struct intel_crtc *unused_crtc) { - struct drm_device *dev = unused_crtc->dev; + struct drm_device *dev = unused_crtc->base.dev; struct drm_i915_private *dev_priv = to_i915(dev); struct drm_crtc *crtc; int srwm = 1; @@ -1517,9 +1516,9 @@ static void i965_update_wm(struct drm_crtc *unused_crtc) #undef FW_WM -static void i9xx_update_wm(struct drm_crtc *unused_crtc) +static void i9xx_update_wm(struct intel_crtc *unused_crtc) { - struct drm_device *dev = unused_crtc->dev; + struct drm_device *dev = unused_crtc->base.dev; struct drm_i915_private *dev_priv = to_i915(dev); const struct intel_watermark_params *wm_info; uint32_t fwater_lo; @@ -1650,9 +1649,9 @@ static void i9xx_update_wm(struct drm_crtc *unused_crtc) intel_set_memory_cxsr(dev_priv, true); } -static void i845_update_wm(struct drm_crtc *unused_crtc) +static void i845_update_wm(struct intel_crtc *unused_crtc) { - struct drm_device *dev = unused_crtc->dev; + struct drm_device *dev = unused_crtc->base.dev; struct drm_i915_private *dev_priv = to_i915(dev); struct drm_crtc *crtc; const struct drm_display_mode *adjusted_mode; @@ -4193,18 +4192,17 @@ skl_compute_wm(struct drm_atomic_state *state) return 0; } -static void skl_update_wm(struct drm_crtc *crtc) +static void skl_update_wm(struct intel_crtc *intel_crtc) { - struct intel_crtc *intel_crtc = to_intel_crtc(crtc); - struct drm_device *dev = crtc->dev; + struct drm_device *dev = intel_crtc->base.dev; struct drm_i915_private *dev_priv = to_i915(dev); struct skl_wm_values *results = &dev_priv->wm.skl_results; struct skl_wm_values *hw_vals = &dev_priv->wm.skl_hw; - struct intel_crtc_state *cstate = to_intel_crtc_state(crtc->state); + struct intel_crtc_state *cstate = to_intel_crtc_state(intel_crtc->base.state); struct skl_pipe_wm *pipe_wm = &cstate->wm.skl.optimal; enum pipe pipe = intel_crtc->pipe; - if ((results->dirty_pipes & drm_crtc_mask(crtc)) == 0) + if ((results->dirty_pipes & drm_crtc_mask(&intel_crtc->base)) == 0) return; mutex_lock(&dev_priv->wm.wm_mutex); @@ -4215,7 +4213,7 @@ static void skl_update_wm(struct drm_crtc *crtc) * the pipe's shut off, just do so here. Already active pipes will have * their watermarks updated once we update their planes. */ - if (crtc->state->active_changed) { + if (intel_crtc->base.state->active_changed) { int plane; for_each_universal_plane(dev_priv, pipe, plane) @@ -4654,9 +4652,9 @@ void ilk_wm_get_hw_state(struct drm_device *dev) * We don't use the sprite, so we can ignore that. And on Crestline we have * to set the non-SR watermarks to 8. */ -void intel_update_watermarks(struct drm_crtc *crtc) +void intel_update_watermarks(struct intel_crtc *crtc) { - struct drm_i915_private *dev_priv = to_i915(crtc->dev); + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); if (dev_priv->display.update_wm) dev_priv->display.update_wm(crtc); -- cgit v1.2.3 From efc2611e6ecbb14572b55f038a62439b845e3250 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:04 +0200 Subject: drm/i915: Use struct intel_crtc in legacy platform wm code MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify our approach to things by using intel_crtc instead of drm_crtc. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-6-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_pm.c | 109 ++++++++++++++++++++++++---------------- 1 file changed, 67 insertions(+), 42 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 9bcb15a74a83..f3bd2200d7c5 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -625,12 +625,12 @@ static unsigned long intel_calculate_wm(unsigned long clock_in_khz, return wm_size; } -static struct drm_crtc *single_enabled_crtc(struct drm_device *dev) +static struct intel_crtc *single_enabled_crtc(struct drm_device *dev) { - struct drm_crtc *crtc, *enabled = NULL; + struct intel_crtc *crtc, *enabled = NULL; - for_each_crtc(dev, crtc) { - if (intel_crtc_active(to_intel_crtc(crtc))) { + for_each_intel_crtc(dev, crtc) { + if (intel_crtc_active(crtc)) { if (enabled) return NULL; enabled = crtc; @@ -644,7 +644,7 @@ static void pineview_update_wm(struct intel_crtc *unused_crtc) { struct drm_device *dev = unused_crtc->base.dev; struct drm_i915_private *dev_priv = to_i915(dev); - struct drm_crtc *crtc; + struct intel_crtc *crtc; const struct cxsr_latency *latency; u32 reg; unsigned long wm; @@ -661,8 +661,11 @@ static void pineview_update_wm(struct intel_crtc *unused_crtc) crtc = single_enabled_crtc(dev); if (crtc) { - const struct drm_display_mode *adjusted_mode = &to_intel_crtc(crtc)->config->base.adjusted_mode; - int cpp = drm_format_plane_cpp(crtc->primary->state->fb->pixel_format, 0); + const struct drm_display_mode *adjusted_mode = + &crtc->config->base.adjusted_mode; + const struct drm_framebuffer *fb = + crtc->base.primary->state->fb; + int cpp = drm_format_plane_cpp(fb->pixel_format, 0); int clock = adjusted_mode->crtc_clock; /* Display SR */ @@ -718,24 +721,26 @@ static bool g4x_compute_wm0(struct drm_device *dev, int *plane_wm, int *cursor_wm) { - struct drm_crtc *crtc; + struct intel_crtc *crtc; const struct drm_display_mode *adjusted_mode; + const struct drm_framebuffer *fb; int htotal, hdisplay, clock, cpp; int line_time_us, line_count; int entries, tlb_miss; - crtc = intel_get_crtc_for_plane(dev, plane); - if (!intel_crtc_active(to_intel_crtc(crtc))) { + crtc = to_intel_crtc(intel_get_crtc_for_plane(dev, plane)); + if (!intel_crtc_active(crtc)) { *cursor_wm = cursor->guard_size; *plane_wm = display->guard_size; return false; } - adjusted_mode = &to_intel_crtc(crtc)->config->base.adjusted_mode; + adjusted_mode = &crtc->config->base.adjusted_mode; + fb = crtc->base.primary->state->fb; clock = adjusted_mode->crtc_clock; htotal = adjusted_mode->crtc_htotal; - hdisplay = to_intel_crtc(crtc)->config->pipe_src_w; - cpp = drm_format_plane_cpp(crtc->primary->state->fb->pixel_format, 0); + hdisplay = crtc->config->pipe_src_w; + cpp = drm_format_plane_cpp(fb->pixel_format, 0); /* Use the small buffer method to calculate plane watermark */ entries = ((clock * cpp / 1000) * display_latency_ns) / 1000; @@ -750,7 +755,7 @@ static bool g4x_compute_wm0(struct drm_device *dev, /* Use the large buffer method to calculate cursor watermark */ line_time_us = max(htotal * 1000 / clock, 1); line_count = (cursor_latency_ns / line_time_us + 1000) / 1000; - entries = line_count * crtc->cursor->state->crtc_w * cpp; + entries = line_count * crtc->base.cursor->state->crtc_w * cpp; tlb_miss = cursor->fifo_size*cursor->cacheline_size - hdisplay * 8; if (tlb_miss > 0) entries += tlb_miss; @@ -804,8 +809,9 @@ static bool g4x_compute_srwm(struct drm_device *dev, const struct intel_watermark_params *cursor, int *display_wm, int *cursor_wm) { - struct drm_crtc *crtc; + struct intel_crtc *crtc; const struct drm_display_mode *adjusted_mode; + const struct drm_framebuffer *fb; int hdisplay, htotal, cpp, clock; unsigned long line_time_us; int line_count, line_size; @@ -817,12 +823,13 @@ static bool g4x_compute_srwm(struct drm_device *dev, return false; } - crtc = intel_get_crtc_for_plane(dev, plane); - adjusted_mode = &to_intel_crtc(crtc)->config->base.adjusted_mode; + crtc = to_intel_crtc(intel_get_crtc_for_plane(dev, plane)); + adjusted_mode = &crtc->config->base.adjusted_mode; + fb = crtc->base.primary->state->fb; clock = adjusted_mode->crtc_clock; htotal = adjusted_mode->crtc_htotal; - hdisplay = to_intel_crtc(crtc)->config->pipe_src_w; - cpp = drm_format_plane_cpp(crtc->primary->state->fb->pixel_format, 0); + hdisplay = crtc->config->pipe_src_w; + cpp = drm_format_plane_cpp(fb->pixel_format, 0); line_time_us = max(htotal * 1000 / clock, 1); line_count = (latency_ns / line_time_us + 1000) / 1000; @@ -836,7 +843,7 @@ static bool g4x_compute_srwm(struct drm_device *dev, *display_wm = entries + display->guard_size; /* calculate the self-refresh watermark for display cursor */ - entries = line_count * cpp * crtc->cursor->state->crtc_w; + entries = line_count * cpp * crtc->base.cursor->state->crtc_w; entries = DIV_ROUND_UP(entries, cursor->cacheline_size); *cursor_wm = entries + cursor->guard_size; @@ -1446,7 +1453,7 @@ static void i965_update_wm(struct intel_crtc *unused_crtc) { struct drm_device *dev = unused_crtc->base.dev; struct drm_i915_private *dev_priv = to_i915(dev); - struct drm_crtc *crtc; + struct intel_crtc *crtc; int srwm = 1; int cursor_sr = 16; bool cxsr_enabled; @@ -1456,11 +1463,14 @@ static void i965_update_wm(struct intel_crtc *unused_crtc) if (crtc) { /* self-refresh has much higher latency */ static const int sr_latency_ns = 12000; - const struct drm_display_mode *adjusted_mode = &to_intel_crtc(crtc)->config->base.adjusted_mode; + const struct drm_display_mode *adjusted_mode = + &crtc->config->base.adjusted_mode; + const struct drm_framebuffer *fb = + crtc->base.primary->state->fb; int clock = adjusted_mode->crtc_clock; int htotal = adjusted_mode->crtc_htotal; - int hdisplay = to_intel_crtc(crtc)->config->pipe_src_w; - int cpp = drm_format_plane_cpp(crtc->primary->state->fb->pixel_format, 0); + int hdisplay = crtc->config->pipe_src_w; + int cpp = drm_format_plane_cpp(fb->pixel_format, 0); unsigned long line_time_us; int entries; @@ -1478,7 +1488,7 @@ static void i965_update_wm(struct intel_crtc *unused_crtc) entries, srwm); entries = (((sr_latency_ns / line_time_us) + 1000) / 1000) * - cpp * crtc->cursor->state->crtc_w; + cpp * crtc->base.cursor->state->crtc_w; entries = DIV_ROUND_UP(entries, i965_cursor_wm_info.cacheline_size); cursor_sr = i965_cursor_wm_info.fifo_size - @@ -1526,7 +1536,7 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc) int cwm, srwm = 1; int fifo_size; int planea_wm, planeb_wm; - struct drm_crtc *crtc, *enabled = NULL; + struct intel_crtc *crtc, *enabled = NULL; if (IS_I945GM(dev)) wm_info = &i945_wm_info; @@ -1536,14 +1546,19 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc) wm_info = &i830_a_wm_info; fifo_size = dev_priv->display.get_fifo_size(dev, 0); - crtc = intel_get_crtc_for_plane(dev, 0); - if (intel_crtc_active(to_intel_crtc(crtc))) { - const struct drm_display_mode *adjusted_mode; - int cpp = drm_format_plane_cpp(crtc->primary->state->fb->pixel_format, 0); + crtc = to_intel_crtc(intel_get_crtc_for_plane(dev, 0)); + if (intel_crtc_active(crtc)) { + const struct drm_display_mode *adjusted_mode = + &crtc->config->base.adjusted_mode; + const struct drm_framebuffer *fb = + crtc->base.primary->state->fb; + int cpp; + if (IS_GEN2(dev_priv)) cpp = 4; + else + cpp = drm_format_plane_cpp(fb->pixel_format, 0); - adjusted_mode = &to_intel_crtc(crtc)->config->base.adjusted_mode; planea_wm = intel_calculate_wm(adjusted_mode->crtc_clock, wm_info, fifo_size, cpp, pessimal_latency_ns); @@ -1558,14 +1573,19 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc) wm_info = &i830_bc_wm_info; fifo_size = dev_priv->display.get_fifo_size(dev, 1); - crtc = intel_get_crtc_for_plane(dev, 1); - if (intel_crtc_active(to_intel_crtc(crtc))) { - const struct drm_display_mode *adjusted_mode; - int cpp = drm_format_plane_cpp(crtc->primary->state->fb->pixel_format, 0); + crtc = to_intel_crtc(intel_get_crtc_for_plane(dev, 1)); + if (intel_crtc_active(crtc)) { + const struct drm_display_mode *adjusted_mode = + &crtc->config->base.adjusted_mode; + const struct drm_framebuffer *fb = + crtc->base.primary->state->fb; + int cpp; + if (IS_GEN2(dev_priv)) cpp = 4; + else + cpp = drm_format_plane_cpp(fb->pixel_format, 0); - adjusted_mode = &to_intel_crtc(crtc)->config->base.adjusted_mode; planeb_wm = intel_calculate_wm(adjusted_mode->crtc_clock, wm_info, fifo_size, cpp, pessimal_latency_ns); @@ -1584,7 +1604,7 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc) if (IS_I915GM(dev_priv) && enabled) { struct drm_i915_gem_object *obj; - obj = intel_fb_obj(enabled->primary->state->fb); + obj = intel_fb_obj(enabled->base.primary->state->fb); /* self-refresh seems busted with untiled */ if (!i915_gem_object_is_tiled(obj)) @@ -1603,16 +1623,21 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc) if (HAS_FW_BLC(dev) && enabled) { /* self-refresh has much higher latency */ static const int sr_latency_ns = 6000; - const struct drm_display_mode *adjusted_mode = &to_intel_crtc(enabled)->config->base.adjusted_mode; + const struct drm_display_mode *adjusted_mode = + &enabled->config->base.adjusted_mode; + const struct drm_framebuffer *fb = + enabled->base.primary->state->fb; int clock = adjusted_mode->crtc_clock; int htotal = adjusted_mode->crtc_htotal; - int hdisplay = to_intel_crtc(enabled)->config->pipe_src_w; - int cpp = drm_format_plane_cpp(enabled->primary->state->fb->pixel_format, 0); + int hdisplay = enabled->config->pipe_src_w; + int cpp; unsigned long line_time_us; int entries; if (IS_I915GM(dev_priv) || IS_I945GM(dev_priv)) cpp = 4; + else + cpp = drm_format_plane_cpp(fb->pixel_format, 0); line_time_us = max(htotal * 1000 / clock, 1); @@ -1653,7 +1678,7 @@ static void i845_update_wm(struct intel_crtc *unused_crtc) { struct drm_device *dev = unused_crtc->base.dev; struct drm_i915_private *dev_priv = to_i915(dev); - struct drm_crtc *crtc; + struct intel_crtc *crtc; const struct drm_display_mode *adjusted_mode; uint32_t fwater_lo; int planea_wm; @@ -1662,7 +1687,7 @@ static void i845_update_wm(struct intel_crtc *unused_crtc) if (crtc == NULL) return; - adjusted_mode = &to_intel_crtc(crtc)->config->base.adjusted_mode; + adjusted_mode = &crtc->config->base.adjusted_mode; planea_wm = intel_calculate_wm(adjusted_mode->crtc_clock, &i845_wm_info, dev_priv->display.get_fifo_size(dev, 0), -- cgit v1.2.3 From e2af48c66b41fecbec5bc1b07640c2419a724c34 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:05 +0200 Subject: drm/i915: Store struct intel_crtc * in {pipe,plane}_to_crtc_mapping[] MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit A lot of users of the {pipe,plane}_to_crtc_mapping[] will end up casting the result to intel_crtc, so let's just store the intel_crtc pointer in the first place. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-7-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/i915_debugfs.c | 9 ++-- drivers/gpu/drm/i915/i915_drv.h | 4 +- drivers/gpu/drm/i915/i915_irq.c | 12 +++--- drivers/gpu/drm/i915/intel_display.c | 68 ++++++++++++++---------------- drivers/gpu/drm/i915/intel_drv.h | 7 ++- drivers/gpu/drm/i915/intel_dvo.c | 4 +- drivers/gpu/drm/i915/intel_fifo_underrun.c | 22 +++++----- drivers/gpu/drm/i915/intel_lvds.c | 4 +- drivers/gpu/drm/i915/intel_pm.c | 10 ++--- 9 files changed, 64 insertions(+), 76 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index bf19192dcc3b..1696f7b7321c 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -4065,8 +4065,7 @@ static void hsw_trans_edp_pipe_A_crc_wa(struct drm_i915_private *dev_priv, bool enable) { struct drm_device *dev = &dev_priv->drm; - struct intel_crtc *crtc = - to_intel_crtc(dev_priv->pipe_to_crtc_mapping[PIPE_A]); + struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[PIPE_A]; struct intel_crtc_state *pipe_config; struct drm_atomic_state *state; int ret = 0; @@ -4134,8 +4133,7 @@ static int pipe_crc_set_source(struct drm_i915_private *dev_priv, { struct drm_device *dev = &dev_priv->drm; struct intel_pipe_crc *pipe_crc = &dev_priv->pipe_crc[pipe]; - struct intel_crtc *crtc = - to_intel_crtc(intel_get_crtc_for_pipe(dev, pipe)); + struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev, pipe); enum intel_display_power_domain power_domain; u32 val = 0; /* shut up gcc */ int ret; @@ -4206,8 +4204,7 @@ static int pipe_crc_set_source(struct drm_i915_private *dev_priv, /* real source -> none transition */ if (source == INTEL_PIPE_CRC_SOURCE_NONE) { struct intel_pipe_crc_entry *entries; - struct intel_crtc *crtc = - to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]); + struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; DRM_DEBUG_DRIVER("stopping CRCs for pipe %c\n", pipe_name(pipe)); diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 98f59863fe6b..eeed752da9df 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1935,8 +1935,8 @@ struct drm_i915_private { /* Kernel Modesetting */ - struct drm_crtc *plane_to_crtc_mapping[I915_MAX_PIPES]; - struct drm_crtc *pipe_to_crtc_mapping[I915_MAX_PIPES]; + struct intel_crtc *plane_to_crtc_mapping[I915_MAX_PIPES]; + struct intel_crtc *pipe_to_crtc_mapping[I915_MAX_PIPES]; wait_queue_head_t pending_flip_queue; #ifdef CONFIG_DEBUG_FS diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 4dda2b1eefdb..696dc6f339ac 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -725,8 +725,7 @@ static u32 i915_get_vblank_counter(struct drm_device *dev, unsigned int pipe) struct drm_i915_private *dev_priv = to_i915(dev); i915_reg_t high_frame, low_frame; u32 high1, high2, low, pixel, vbl_start, hsync_start, htotal; - struct intel_crtc *intel_crtc = - to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]); + struct intel_crtc *intel_crtc = dev_priv->pipe_to_crtc_mapping[pipe]; const struct drm_display_mode *mode = &intel_crtc->base.hwmode; htotal = mode->crtc_htotal; @@ -831,8 +830,7 @@ static int i915_get_crtc_scanoutpos(struct drm_device *dev, unsigned int pipe, const struct drm_display_mode *mode) { struct drm_i915_private *dev_priv = to_i915(dev); - struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; - struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + struct intel_crtc *intel_crtc = dev_priv->pipe_to_crtc_mapping[pipe]; int position; int vbl_start, vbl_end, hsync_start, htotal, vtotal; bool in_vbl = true; @@ -967,7 +965,7 @@ static int i915_get_vblank_timestamp(struct drm_device *dev, unsigned int pipe, struct timeval *vblank_time, unsigned flags) { - struct drm_crtc *crtc; + struct intel_crtc *crtc; if (pipe >= INTEL_INFO(dev)->num_pipes) { DRM_ERROR("Invalid crtc %u\n", pipe); @@ -981,7 +979,7 @@ static int i915_get_vblank_timestamp(struct drm_device *dev, unsigned int pipe, return -EINVAL; } - if (!crtc->hwmode.crtc_clock) { + if (!crtc->base.hwmode.crtc_clock) { DRM_DEBUG_KMS("crtc %u is disabled\n", pipe); return -EBUSY; } @@ -989,7 +987,7 @@ static int i915_get_vblank_timestamp(struct drm_device *dev, unsigned int pipe, /* Helper routine in DRM core does all the work: */ return drm_calc_vbltimestamp_from_scanoutpos(dev, pipe, max_error, vblank_time, flags, - &crtc->hwmode); + &crtc->base.hwmode); } static void ironlake_rps_change_irq_handler(struct drm_i915_private *dev_priv) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 936870d18851..bed201a65f09 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1030,10 +1030,9 @@ bool intel_crtc_active(struct intel_crtc *crtc) enum transcoder intel_pipe_to_cpu_transcoder(struct drm_i915_private *dev_priv, enum pipe pipe) { - struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; - struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; - return intel_crtc->config->cpu_transcoder; + return crtc->config->cpu_transcoder; } static bool pipe_dsl_stopped(struct drm_device *dev, enum pipe pipe) @@ -1786,8 +1785,7 @@ void vlv_wait_port_ready(struct drm_i915_private *dev_priv, static void ironlake_enable_pch_transcoder(struct drm_i915_private *dev_priv, enum pipe pipe) { - struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; - struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + struct intel_crtc *intel_crtc = dev_priv->pipe_to_crtc_mapping[pipe]; i915_reg_t reg; uint32_t val, pipeconf_val; @@ -7073,7 +7071,7 @@ static int ironlake_check_fdi_lanes(struct drm_device *dev, enum pipe pipe, if (pipe_config->fdi_lanes <= 2) return 0; - other_crtc = to_intel_crtc(intel_get_crtc_for_pipe(dev, PIPE_C)); + other_crtc = intel_get_crtc_for_pipe(dev, PIPE_C); other_crtc_state = intel_atomic_get_crtc_state(state, other_crtc); if (IS_ERR(other_crtc_state)) @@ -7092,7 +7090,7 @@ static int ironlake_check_fdi_lanes(struct drm_device *dev, enum pipe pipe, return -EINVAL; } - other_crtc = to_intel_crtc(intel_get_crtc_for_pipe(dev, PIPE_B)); + other_crtc = intel_get_crtc_for_pipe(dev, PIPE_B); other_crtc_state = intel_atomic_get_crtc_state(state, other_crtc); if (IS_ERR(other_crtc_state)) @@ -8107,8 +8105,7 @@ static void chv_prepare_pll(struct intel_crtc *crtc, int vlv_force_pll_on(struct drm_device *dev, enum pipe pipe, const struct dpll *dpll) { - struct intel_crtc *crtc = - to_intel_crtc(intel_get_crtc_for_pipe(dev, pipe)); + struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev, pipe); struct intel_crtc_state *pipe_config; pipe_config = kzalloc(sizeof(*pipe_config), GFP_KERNEL); @@ -11663,8 +11660,7 @@ static bool pageflip_finished(struct intel_crtc *crtc, void intel_finish_page_flip_cs(struct drm_i915_private *dev_priv, int pipe) { struct drm_device *dev = &dev_priv->drm; - struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; - struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; struct intel_flip_work *work; unsigned long flags; @@ -11677,12 +11673,12 @@ void intel_finish_page_flip_cs(struct drm_i915_private *dev_priv, int pipe) * lost pageflips) so needs the full irqsave spinlocks. */ spin_lock_irqsave(&dev->event_lock, flags); - work = intel_crtc->flip_work; + work = crtc->flip_work; if (work != NULL && !is_mmio_work(work) && - pageflip_finished(intel_crtc, work)) - page_flip_completed(intel_crtc); + pageflip_finished(crtc, work)) + page_flip_completed(crtc); spin_unlock_irqrestore(&dev->event_lock, flags); } @@ -11690,8 +11686,7 @@ void intel_finish_page_flip_cs(struct drm_i915_private *dev_priv, int pipe) void intel_finish_page_flip_mmio(struct drm_i915_private *dev_priv, int pipe) { struct drm_device *dev = &dev_priv->drm; - struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; - struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; struct intel_flip_work *work; unsigned long flags; @@ -11704,12 +11699,12 @@ void intel_finish_page_flip_mmio(struct drm_i915_private *dev_priv, int pipe) * lost pageflips) so needs the full irqsave spinlocks. */ spin_lock_irqsave(&dev->event_lock, flags); - work = intel_crtc->flip_work; + work = crtc->flip_work; if (work != NULL && is_mmio_work(work) && - pageflip_finished(intel_crtc, work)) - page_flip_completed(intel_crtc); + pageflip_finished(crtc, work)) + page_flip_completed(crtc); spin_unlock_irqrestore(&dev->event_lock, flags); } @@ -12121,8 +12116,7 @@ static bool __pageflip_stall_check_cs(struct drm_i915_private *dev_priv, void intel_check_page_flip(struct drm_i915_private *dev_priv, int pipe) { struct drm_device *dev = &dev_priv->drm; - struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; - struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; struct intel_flip_work *work; WARN_ON(!in_interrupt()); @@ -12131,19 +12125,19 @@ void intel_check_page_flip(struct drm_i915_private *dev_priv, int pipe) return; spin_lock(&dev->event_lock); - work = intel_crtc->flip_work; + work = crtc->flip_work; if (work != NULL && !is_mmio_work(work) && - __pageflip_stall_check_cs(dev_priv, intel_crtc, work)) { + __pageflip_stall_check_cs(dev_priv, crtc, work)) { WARN_ONCE(1, "Kicking stuck page flip: queued at %d, now %d\n", - work->flip_queued_vblank, intel_crtc_get_vblank_counter(intel_crtc)); - page_flip_completed(intel_crtc); + work->flip_queued_vblank, intel_crtc_get_vblank_counter(crtc)); + page_flip_completed(crtc); work = NULL; } if (work != NULL && !is_mmio_work(work) && - intel_crtc_get_vblank_counter(intel_crtc) - work->flip_queued_vblank > 1) + intel_crtc_get_vblank_counter(crtc) - work->flip_queued_vblank > 1) intel_queue_rps_boost_for_request(work->flip_queued_req); spin_unlock(&dev->event_lock); } @@ -14181,22 +14175,22 @@ static void intel_atomic_wait_for_vblanks(struct drm_device *dev, return; for_each_pipe(dev_priv, pipe) { - struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; if (!((1 << pipe) & crtc_mask)) continue; - ret = drm_crtc_vblank_get(crtc); + ret = drm_crtc_vblank_get(&crtc->base); if (WARN_ON(ret != 0)) { crtc_mask &= ~(1 << pipe); continue; } - last_vblank_count[pipe] = drm_crtc_vblank_count(crtc); + last_vblank_count[pipe] = drm_crtc_vblank_count(&crtc->base); } for_each_pipe(dev_priv, pipe) { - struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; long lret; if (!((1 << pipe) & crtc_mask)) @@ -14204,12 +14198,12 @@ static void intel_atomic_wait_for_vblanks(struct drm_device *dev, lret = wait_event_timeout(dev->vblank[pipe].queue, last_vblank_count[pipe] != - drm_crtc_vblank_count(crtc), + drm_crtc_vblank_count(&crtc->base), msecs_to_jiffies(50)); WARN(!lret, "pipe %c vblank wait timed out\n", pipe_name(pipe)); - drm_crtc_vblank_put(crtc); + drm_crtc_vblank_put(&crtc->base); } } @@ -15317,8 +15311,8 @@ static int intel_crtc_init(struct drm_device *dev, enum pipe pipe) BUG_ON(pipe >= ARRAY_SIZE(dev_priv->plane_to_crtc_mapping) || dev_priv->plane_to_crtc_mapping[intel_crtc->plane] != NULL); - dev_priv->plane_to_crtc_mapping[intel_crtc->plane] = &intel_crtc->base; - dev_priv->pipe_to_crtc_mapping[intel_crtc->pipe] = &intel_crtc->base; + dev_priv->plane_to_crtc_mapping[intel_crtc->plane] = intel_crtc; + dev_priv->pipe_to_crtc_mapping[intel_crtc->pipe] = intel_crtc; drm_crtc_helper_add(&intel_crtc->base, &intel_helper_funcs); @@ -16871,7 +16865,8 @@ static void intel_modeset_readout_hw_state(struct drm_device *dev) pipe = 0; if (encoder->get_hw_state(encoder, &pipe)) { - crtc = to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]); + crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + encoder->base.crtc = &crtc->base; crtc->config->output_types |= 1 << encoder->type; encoder->get_config(encoder, crtc->config); @@ -16972,7 +16967,8 @@ intel_modeset_setup_hw_state(struct drm_device *dev) } for_each_pipe(dev_priv, pipe) { - crtc = to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]); + crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + intel_sanitize_crtc(crtc); intel_dump_pipe_config(crtc, crtc->config, "[setup_hw_state]"); diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 8ae13a6d0cc3..58e33c3a1bdf 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1028,14 +1028,14 @@ vlv_pipe_to_channel(enum pipe pipe) } } -static inline struct drm_crtc * +static inline struct intel_crtc * intel_get_crtc_for_pipe(struct drm_device *dev, int pipe) { struct drm_i915_private *dev_priv = to_i915(dev); return dev_priv->pipe_to_crtc_mapping[pipe]; } -static inline struct drm_crtc * +static inline struct intel_crtc * intel_get_crtc_for_plane(struct drm_device *dev, int plane) { struct drm_i915_private *dev_priv = to_i915(dev); @@ -1251,8 +1251,7 @@ intel_wait_for_vblank(struct drm_device *dev, int pipe) static inline void intel_wait_for_vblank_if_active(struct drm_device *dev, int pipe) { - const struct intel_crtc *crtc = - to_intel_crtc(intel_get_crtc_for_pipe(dev, pipe)); + const struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev, pipe); if (crtc->active) intel_wait_for_vblank(dev, pipe); diff --git a/drivers/gpu/drm/i915/intel_dvo.c b/drivers/gpu/drm/i915/intel_dvo.c index cd574900cd8d..61d78fc36b6d 100644 --- a/drivers/gpu/drm/i915/intel_dvo.c +++ b/drivers/gpu/drm/i915/intel_dvo.c @@ -393,12 +393,12 @@ intel_dvo_get_current_mode(struct drm_connector *connector) * its timings to get how the BIOS set up the panel. */ if (dvo_val & DVO_ENABLE) { - struct drm_crtc *crtc; + struct intel_crtc *crtc; int pipe = (dvo_val & DVO_PIPE_B_SELECT) ? 1 : 0; crtc = intel_get_crtc_for_pipe(dev, pipe); if (crtc) { - mode = intel_crtc_mode_get(dev, crtc); + mode = intel_crtc_mode_get(dev, &crtc->base); if (mode) { mode->type |= DRM_MODE_TYPE_PREFERRED; if (dvo_val & DVO_HSYNC_ACTIVE_HIGH) diff --git a/drivers/gpu/drm/i915/intel_fifo_underrun.c b/drivers/gpu/drm/i915/intel_fifo_underrun.c index 3018f4f589c8..34f93f112107 100644 --- a/drivers/gpu/drm/i915/intel_fifo_underrun.c +++ b/drivers/gpu/drm/i915/intel_fifo_underrun.c @@ -57,7 +57,7 @@ static bool ivb_can_enable_err_int(struct drm_device *dev) assert_spin_locked(&dev_priv->irq_lock); for_each_pipe(dev_priv, pipe) { - crtc = to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]); + crtc = dev_priv->pipe_to_crtc_mapping[pipe]; if (crtc->cpu_fifo_underrun_disabled) return false; @@ -75,7 +75,7 @@ static bool cpt_can_enable_serr_int(struct drm_device *dev) assert_spin_locked(&dev_priv->irq_lock); for_each_pipe(dev_priv, pipe) { - crtc = to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]); + crtc = dev_priv->pipe_to_crtc_mapping[pipe]; if (crtc->pch_fifo_underrun_disabled) return false; @@ -245,14 +245,13 @@ static bool __intel_set_cpu_fifo_underrun_reporting(struct drm_device *dev, enum pipe pipe, bool enable) { struct drm_i915_private *dev_priv = to_i915(dev); - struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; - struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; bool old; assert_spin_locked(&dev_priv->irq_lock); - old = !intel_crtc->cpu_fifo_underrun_disabled; - intel_crtc->cpu_fifo_underrun_disabled = !enable; + old = !crtc->cpu_fifo_underrun_disabled; + crtc->cpu_fifo_underrun_disabled = !enable; if (HAS_GMCH_DISPLAY(dev_priv)) i9xx_set_fifo_underrun_reporting(dev, pipe, enable, old); @@ -314,8 +313,7 @@ bool intel_set_pch_fifo_underrun_reporting(struct drm_i915_private *dev_priv, enum transcoder pch_transcoder, bool enable) { - struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pch_transcoder]; - struct intel_crtc *intel_crtc = to_intel_crtc(crtc); + struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pch_transcoder]; unsigned long flags; bool old; @@ -330,8 +328,8 @@ bool intel_set_pch_fifo_underrun_reporting(struct drm_i915_private *dev_priv, spin_lock_irqsave(&dev_priv->irq_lock, flags); - old = !intel_crtc->pch_fifo_underrun_disabled; - intel_crtc->pch_fifo_underrun_disabled = !enable; + old = !crtc->pch_fifo_underrun_disabled; + crtc->pch_fifo_underrun_disabled = !enable; if (HAS_PCH_IBX(dev_priv)) ibx_set_fifo_underrun_reporting(&dev_priv->drm, @@ -358,7 +356,7 @@ bool intel_set_pch_fifo_underrun_reporting(struct drm_i915_private *dev_priv, void intel_cpu_fifo_underrun_irq_handler(struct drm_i915_private *dev_priv, enum pipe pipe) { - struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; /* We may be called too early in init, thanks BIOS! */ if (crtc == NULL) @@ -366,7 +364,7 @@ void intel_cpu_fifo_underrun_irq_handler(struct drm_i915_private *dev_priv, /* GMCH can't disable fifo underruns, filter them. */ if (HAS_GMCH_DISPLAY(dev_priv) && - to_intel_crtc(crtc)->cpu_fifo_underrun_disabled) + crtc->cpu_fifo_underrun_disabled) return; if (intel_set_cpu_fifo_underrun_reporting(dev_priv, pipe, false)) diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index 199b90c7907a..81ed32b4f899 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -985,7 +985,7 @@ void intel_lvds_init(struct drm_device *dev) struct drm_display_mode *fixed_mode = NULL; struct drm_display_mode *downclock_mode = NULL; struct edid *edid; - struct drm_crtc *crtc; + struct intel_crtc *crtc; i915_reg_t lvds_reg; u32 lvds; int pipe; @@ -1166,7 +1166,7 @@ void intel_lvds_init(struct drm_device *dev) crtc = intel_get_crtc_for_pipe(dev, pipe); if (crtc && (lvds & LVDS_PORT_EN)) { - fixed_mode = intel_crtc_mode_get(dev, crtc); + fixed_mode = intel_crtc_mode_get(dev, &crtc->base); if (fixed_mode) { DRM_DEBUG_KMS("using current (BIOS) mode: "); drm_mode_debug_printmodeline(fixed_mode); diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index f3bd2200d7c5..8d1040c7ed8d 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -728,7 +728,7 @@ static bool g4x_compute_wm0(struct drm_device *dev, int line_time_us, line_count; int entries, tlb_miss; - crtc = to_intel_crtc(intel_get_crtc_for_plane(dev, plane)); + crtc = intel_get_crtc_for_plane(dev, plane); if (!intel_crtc_active(crtc)) { *cursor_wm = cursor->guard_size; *plane_wm = display->guard_size; @@ -823,7 +823,7 @@ static bool g4x_compute_srwm(struct drm_device *dev, return false; } - crtc = to_intel_crtc(intel_get_crtc_for_plane(dev, plane)); + crtc = intel_get_crtc_for_plane(dev, plane); adjusted_mode = &crtc->config->base.adjusted_mode; fb = crtc->base.primary->state->fb; clock = adjusted_mode->crtc_clock; @@ -1546,7 +1546,7 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc) wm_info = &i830_a_wm_info; fifo_size = dev_priv->display.get_fifo_size(dev, 0); - crtc = to_intel_crtc(intel_get_crtc_for_plane(dev, 0)); + crtc = intel_get_crtc_for_plane(dev, 0); if (intel_crtc_active(crtc)) { const struct drm_display_mode *adjusted_mode = &crtc->config->base.adjusted_mode; @@ -1573,7 +1573,7 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc) wm_info = &i830_bc_wm_info; fifo_size = dev_priv->display.get_fifo_size(dev, 1); - crtc = to_intel_crtc(intel_get_crtc_for_plane(dev, 1)); + crtc = intel_get_crtc_for_plane(dev, 1); if (intel_crtc_active(crtc)) { const struct drm_display_mode *adjusted_mode = &crtc->config->base.adjusted_mode; @@ -3066,7 +3066,7 @@ bool intel_can_enable_sagv(struct drm_atomic_state *state) /* Since we're now guaranteed to only have one active CRTC... */ pipe = ffs(intel_state->active_crtcs) - 1; - crtc = to_intel_crtc(dev_priv->pipe_to_crtc_mapping[pipe]); + crtc = dev_priv->pipe_to_crtc_mapping[pipe]; cstate = to_intel_crtc_state(crtc->base.state); if (crtc->base.state->adjusted_mode.flags & DRM_MODE_FLAG_INTERLACE) -- cgit v1.2.3 From 0f0f74bc83aa2902914d6c4ecee3d5d37338f591 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:06 +0200 Subject: drm/i915: Pass dev_priv to intel_wait_for_vblank() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify our approach to things by passing around dev_priv instead of dev. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-8-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/i915_debugfs.c | 2 +- drivers/gpu/drm/i915/intel_crt.c | 2 +- drivers/gpu/drm/i915/intel_display.c | 30 ++++++++++++++++-------------- drivers/gpu/drm/i915/intel_dp.c | 18 +++++++++--------- drivers/gpu/drm/i915/intel_drv.h | 10 +++++----- drivers/gpu/drm/i915/intel_hdmi.c | 2 +- drivers/gpu/drm/i915/intel_sdvo.c | 4 ++-- drivers/gpu/drm/i915/intel_tv.c | 6 +++--- 8 files changed, 38 insertions(+), 36 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 1696f7b7321c..ce6aa7eef188 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -4211,7 +4211,7 @@ static int pipe_crc_set_source(struct drm_i915_private *dev_priv, drm_modeset_lock(&crtc->base.mutex, NULL); if (crtc->base.state->active) - intel_wait_for_vblank(dev, pipe); + intel_wait_for_vblank(dev_priv, pipe); drm_modeset_unlock(&crtc->base.mutex); spin_lock_irq(&pipe_crc->lock); diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index a97151fcb9f4..30eb95b54dcf 100644 --- a/drivers/gpu/drm/i915/intel_crt.c +++ b/drivers/gpu/drm/i915/intel_crt.c @@ -573,7 +573,7 @@ intel_crt_load_detect(struct intel_crt *crt, uint32_t pipe) POSTING_READ(pipeconf_reg); /* Wait for next Vblank to substitue * border color for Color info */ - intel_wait_for_vblank(dev, pipe); + intel_wait_for_vblank(dev_priv, pipe); st00 = I915_READ8(_VGA_MSR_WRITE); status = ((st00 & (1 << 4)) != 0) ? connector_status_connected : diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index bed201a65f09..50901b030f80 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -4249,6 +4249,7 @@ static void ironlake_fdi_disable(struct drm_crtc *crtc) bool intel_has_pending_fb_unpin(struct drm_device *dev) { + struct drm_i915_private *dev_priv = to_i915(dev); struct intel_crtc *crtc; /* Note that we don't need to be called with mode_config.lock here @@ -4263,7 +4264,7 @@ bool intel_has_pending_fb_unpin(struct drm_device *dev) continue; if (crtc->flip_work) - intel_wait_for_vblank(dev, crtc->pipe); + intel_wait_for_vblank(dev_priv, crtc->pipe); return true; } @@ -4940,7 +4941,7 @@ void hsw_disable_ips(struct intel_crtc *crtc) } /* We need to wait for a vblank before we can disable the plane. */ - intel_wait_for_vblank(dev, crtc->pipe); + intel_wait_for_vblank(dev_priv, crtc->pipe); } static void intel_crtc_dpms_overlay_disable(struct intel_crtc *intel_crtc) @@ -5052,7 +5053,7 @@ intel_pre_disable_primary_noatomic(struct drm_crtc *crtc) if (HAS_GMCH_DISPLAY(dev_priv)) { intel_set_memory_cxsr(dev_priv, false); dev_priv->wm.vlv.cxsr = false; - intel_wait_for_vblank(dev, pipe); + intel_wait_for_vblank(dev_priv, pipe); } } @@ -5129,7 +5130,7 @@ static void intel_pre_plane_update(struct intel_crtc_state *old_crtc_state) if (old_crtc_state->base.active) { intel_set_memory_cxsr(dev_priv, false); dev_priv->wm.vlv.cxsr = false; - intel_wait_for_vblank(dev, crtc->pipe); + intel_wait_for_vblank(dev_priv, crtc->pipe); } } @@ -5142,7 +5143,7 @@ static void intel_pre_plane_update(struct intel_crtc_state *old_crtc_state) */ if (pipe_config->disable_lp_wm) { ilk_disable_lp_wm(dev); - intel_wait_for_vblank(dev, crtc->pipe); + intel_wait_for_vblank(dev_priv, crtc->pipe); } /* @@ -5397,7 +5398,7 @@ static void ironlake_crtc_enable(struct intel_crtc_state *pipe_config, /* Must wait for vblank to avoid spurious PCH FIFO underruns */ if (intel_crtc->config->has_pch_encoder) - intel_wait_for_vblank(dev, pipe); + intel_wait_for_vblank(dev_priv, pipe); intel_set_cpu_fifo_underrun_reporting(dev_priv, pipe, true); intel_set_pch_fifo_underrun_reporting(dev_priv, pipe, true); } @@ -5507,8 +5508,8 @@ static void haswell_crtc_enable(struct intel_crtc_state *pipe_config, intel_encoders_enable(crtc, pipe_config, old_state); if (intel_crtc->config->has_pch_encoder) { - intel_wait_for_vblank(dev, pipe); - intel_wait_for_vblank(dev, pipe); + intel_wait_for_vblank(dev_priv, pipe); + intel_wait_for_vblank(dev_priv, pipe); intel_set_cpu_fifo_underrun_reporting(dev_priv, pipe, true); intel_set_pch_fifo_underrun_reporting(dev_priv, TRANSCODER_A, true); @@ -5518,8 +5519,8 @@ static void haswell_crtc_enable(struct intel_crtc_state *pipe_config, * to change the workaround. */ hsw_workaround_pipe = pipe_config->hsw_workaround_pipe; if (IS_HASWELL(dev_priv) && hsw_workaround_pipe != INVALID_PIPE) { - intel_wait_for_vblank(dev, hsw_workaround_pipe); - intel_wait_for_vblank(dev, hsw_workaround_pipe); + intel_wait_for_vblank(dev_priv, hsw_workaround_pipe); + intel_wait_for_vblank(dev_priv, hsw_workaround_pipe); } } @@ -6833,7 +6834,7 @@ static void i9xx_crtc_disable(struct intel_crtc_state *old_crtc_state, * wait for planes to fully turn off before disabling the pipe. */ if (IS_GEN2(dev_priv)) - intel_wait_for_vblank(dev, pipe); + intel_wait_for_vblank(dev_priv, pipe); intel_encoders_disable(crtc, old_crtc_state, old_state); @@ -11129,6 +11130,7 @@ bool intel_get_load_detect_pipe(struct drm_connector *connector, struct drm_encoder *encoder = &intel_encoder->base; struct drm_crtc *crtc = NULL; struct drm_device *dev = encoder->dev; + struct drm_i915_private *dev_priv = to_i915(dev); struct drm_framebuffer *fb; struct drm_mode_config *config = &dev->mode_config; struct drm_atomic_state *state = NULL, *restore_state = NULL; @@ -11281,7 +11283,7 @@ found: old->restore_state = restore_state; /* let the connector get through one full cycle before testing */ - intel_wait_for_vblank(dev, intel_crtc->pipe); + intel_wait_for_vblank(dev_priv, intel_crtc->pipe); return true; fail: @@ -14277,7 +14279,7 @@ static void intel_update_crtcs(struct drm_atomic_state *state, static void skl_update_crtcs(struct drm_atomic_state *state, unsigned int *crtc_vblank_mask) { - struct drm_device *dev = state->dev; + struct drm_i915_private *dev_priv = to_i915(state->dev); struct intel_atomic_state *intel_state = to_intel_atomic_state(state); struct drm_crtc *crtc; struct intel_crtc *intel_crtc; @@ -14328,7 +14330,7 @@ static void skl_update_crtcs(struct drm_atomic_state *state, crtc_vblank_mask); if (vbl_wait) - intel_wait_for_vblank(dev, pipe); + intel_wait_for_vblank(dev_priv, pipe); progress = true; } diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 1063afe5174d..9c1921a2e239 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -2364,7 +2364,7 @@ static void ironlake_edp_pll_on(struct intel_dp *intel_dp, * 2. Program DP PLL enable */ if (IS_GEN5(dev_priv)) - intel_wait_for_vblank_if_active(&dev_priv->drm, !crtc->pipe); + intel_wait_for_vblank_if_active(dev_priv, !crtc->pipe); intel_dp->DP |= DP_PLL_ENABLE; @@ -3487,7 +3487,7 @@ intel_dp_link_down(struct intel_dp *intel_dp) I915_WRITE(intel_dp->output_reg, DP); POSTING_READ(intel_dp->output_reg); - intel_wait_for_vblank_if_active(&dev_priv->drm, PIPE_A); + intel_wait_for_vblank_if_active(dev_priv, PIPE_A); intel_set_cpu_fifo_underrun_reporting(dev_priv, PIPE_A, true); intel_set_pch_fifo_underrun_reporting(dev_priv, PIPE_A, true); } @@ -3667,7 +3667,7 @@ intel_dp_configure_mst(struct intel_dp *intel_dp) static int intel_dp_sink_crc_stop(struct intel_dp *intel_dp) { struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); - struct drm_device *dev = dig_port->base.base.dev; + struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev); struct intel_crtc *intel_crtc = to_intel_crtc(dig_port->base.base.crtc); u8 buf; int ret = 0; @@ -3688,7 +3688,7 @@ static int intel_dp_sink_crc_stop(struct intel_dp *intel_dp) } do { - intel_wait_for_vblank(dev, intel_crtc->pipe); + intel_wait_for_vblank(dev_priv, intel_crtc->pipe); if (drm_dp_dpcd_readb(&intel_dp->aux, DP_TEST_SINK_MISC, &buf) < 0) { @@ -3711,7 +3711,7 @@ static int intel_dp_sink_crc_stop(struct intel_dp *intel_dp) static int intel_dp_sink_crc_start(struct intel_dp *intel_dp) { struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); - struct drm_device *dev = dig_port->base.base.dev; + struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev); struct intel_crtc *intel_crtc = to_intel_crtc(dig_port->base.base.crtc); u8 buf; int ret; @@ -3739,14 +3739,14 @@ static int intel_dp_sink_crc_start(struct intel_dp *intel_dp) return -EIO; } - intel_wait_for_vblank(dev, intel_crtc->pipe); + intel_wait_for_vblank(dev_priv, intel_crtc->pipe); return 0; } int intel_dp_sink_crc(struct intel_dp *intel_dp, u8 *crc) { struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); - struct drm_device *dev = dig_port->base.base.dev; + struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev); struct intel_crtc *intel_crtc = to_intel_crtc(dig_port->base.base.crtc); u8 buf; int count, ret; @@ -3757,7 +3757,7 @@ int intel_dp_sink_crc(struct intel_dp *intel_dp, u8 *crc) return ret; do { - intel_wait_for_vblank(dev, intel_crtc->pipe); + intel_wait_for_vblank(dev_priv, intel_crtc->pipe); if (drm_dp_dpcd_readb(&intel_dp->aux, DP_TEST_SINK_MISC, &buf) < 0) { @@ -3990,7 +3990,7 @@ intel_dp_retrain_link(struct intel_dp *intel_dp) intel_dp_stop_link_train(intel_dp); /* Keep underrun reporting disabled until things are stable */ - intel_wait_for_vblank(&dev_priv->drm, crtc->pipe); + intel_wait_for_vblank(dev_priv, crtc->pipe); intel_set_cpu_fifo_underrun_reporting(dev_priv, crtc->pipe, true); if (crtc->config->has_pch_encoder) diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 58e33c3a1bdf..6c096e4fa7bf 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1244,17 +1244,17 @@ intel_crtc_has_dp_encoder(const struct intel_crtc_state *crtc_state) (1 << INTEL_OUTPUT_EDP)); } static inline void -intel_wait_for_vblank(struct drm_device *dev, int pipe) +intel_wait_for_vblank(struct drm_i915_private *dev_priv, enum pipe pipe) { - drm_wait_one_vblank(dev, pipe); + drm_wait_one_vblank(&dev_priv->drm, pipe); } static inline void -intel_wait_for_vblank_if_active(struct drm_device *dev, int pipe) +intel_wait_for_vblank_if_active(struct drm_i915_private *dev_priv, int pipe) { - const struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev, pipe); + const struct intel_crtc *crtc = intel_get_crtc_for_pipe(&dev_priv->drm, pipe); if (crtc->active) - intel_wait_for_vblank(dev, pipe); + intel_wait_for_vblank(dev_priv, pipe); } u32 intel_crtc_get_vblank_counter(struct intel_crtc *crtc); diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c index af8715f31807..35ada4e1c6cf 100644 --- a/drivers/gpu/drm/i915/intel_hdmi.c +++ b/drivers/gpu/drm/i915/intel_hdmi.c @@ -1164,7 +1164,7 @@ static void intel_disable_hdmi(struct intel_encoder *encoder, I915_WRITE(intel_hdmi->hdmi_reg, temp); POSTING_READ(intel_hdmi->hdmi_reg); - intel_wait_for_vblank_if_active(&dev_priv->drm, PIPE_A); + intel_wait_for_vblank_if_active(dev_priv, PIPE_A); intel_set_cpu_fifo_underrun_reporting(dev_priv, PIPE_A, true); intel_set_pch_fifo_underrun_reporting(dev_priv, PIPE_A, true); } diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index 49fb95d03d74..5d59a48e3249 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -1472,7 +1472,7 @@ static void intel_disable_sdvo(struct intel_encoder *encoder, temp &= ~SDVO_ENABLE; intel_sdvo_write_sdvox(intel_sdvo, temp); - intel_wait_for_vblank_if_active(&dev_priv->drm, PIPE_A); + intel_wait_for_vblank_if_active(dev_priv, PIPE_A); intel_set_cpu_fifo_underrun_reporting(dev_priv, PIPE_A, true); intel_set_pch_fifo_underrun_reporting(dev_priv, PIPE_A, true); } @@ -1509,7 +1509,7 @@ static void intel_enable_sdvo(struct intel_encoder *encoder, intel_sdvo_write_sdvox(intel_sdvo, temp); for (i = 0; i < 2; i++) - intel_wait_for_vblank(dev, intel_crtc->pipe); + intel_wait_for_vblank(dev_priv, intel_crtc->pipe); success = intel_sdvo_get_trained_inputs(intel_sdvo, &input1, &input2); /* Warn if the device reported failure to sync. diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c index 7118fb55f57f..9212f00d5752 100644 --- a/drivers/gpu/drm/i915/intel_tv.c +++ b/drivers/gpu/drm/i915/intel_tv.c @@ -856,7 +856,7 @@ intel_enable_tv(struct intel_encoder *encoder, struct drm_i915_private *dev_priv = to_i915(dev); /* Prevents vblank waits from timing out in intel_tv_detect_type() */ - intel_wait_for_vblank(encoder->base.dev, + intel_wait_for_vblank(dev_priv, to_intel_crtc(encoder->base.crtc)->pipe); I915_WRITE(TV_CTL, I915_READ(TV_CTL) | TV_ENC_ENABLE); @@ -1238,7 +1238,7 @@ intel_tv_detect_type(struct intel_tv *intel_tv, I915_WRITE(TV_DAC, tv_dac); POSTING_READ(TV_DAC); - intel_wait_for_vblank(dev, intel_crtc->pipe); + intel_wait_for_vblank(dev_priv, intel_crtc->pipe); type = -1; tv_dac = I915_READ(TV_DAC); @@ -1268,7 +1268,7 @@ intel_tv_detect_type(struct intel_tv *intel_tv, POSTING_READ(TV_CTL); /* For unknown reasons the hw barfs if we don't do this vblank wait. */ - intel_wait_for_vblank(dev, intel_crtc->pipe); + intel_wait_for_vblank(dev_priv, intel_crtc->pipe); /* Restore interrupt config */ if (connector->polled & DRM_CONNECTOR_POLL_HPD) { -- cgit v1.2.3 From 30ad9814d5ce93423a0f1e6206ae94f15ed95a24 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:07 +0200 Subject: drm/i915: Pass dev_priv to vlv force pll functions MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify our approach to things by passing around dev_priv instead of dev. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-9-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_display.c | 14 +++++++------- drivers/gpu/drm/i915/intel_dp.c | 7 +++---- drivers/gpu/drm/i915/intel_drv.h | 4 ++-- 3 files changed, 12 insertions(+), 13 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 50901b030f80..419c6a2b3acf 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -8103,10 +8103,10 @@ static void chv_prepare_pll(struct intel_crtc *crtc, * in cases where we need the PLL enabled even when @pipe is not going to * be enabled. */ -int vlv_force_pll_on(struct drm_device *dev, enum pipe pipe, +int vlv_force_pll_on(struct drm_i915_private *dev_priv, enum pipe pipe, const struct dpll *dpll) { - struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev, pipe); + struct intel_crtc *crtc = intel_get_crtc_for_pipe(&dev_priv->drm, pipe); struct intel_crtc_state *pipe_config; pipe_config = kzalloc(sizeof(*pipe_config), GFP_KERNEL); @@ -8117,7 +8117,7 @@ int vlv_force_pll_on(struct drm_device *dev, enum pipe pipe, pipe_config->pixel_multiplier = 1; pipe_config->dpll = *dpll; - if (IS_CHERRYVIEW(to_i915(dev))) { + if (IS_CHERRYVIEW(dev_priv)) { chv_compute_dpll(crtc, pipe_config); chv_prepare_pll(crtc, pipe_config); chv_enable_pll(crtc, pipe_config); @@ -8140,12 +8140,12 @@ int vlv_force_pll_on(struct drm_device *dev, enum pipe pipe, * Disable the PLL for @pipe. To be used in cases where we need * the PLL enabled even when @pipe is not going to be enabled. */ -void vlv_force_pll_off(struct drm_device *dev, enum pipe pipe) +void vlv_force_pll_off(struct drm_i915_private *dev_priv, enum pipe pipe) { - if (IS_CHERRYVIEW(to_i915(dev))) - chv_disable_pll(to_i915(dev), pipe); + if (IS_CHERRYVIEW(dev_priv)) + chv_disable_pll(dev_priv, pipe); else - vlv_disable_pll(to_i915(dev), pipe); + vlv_disable_pll(dev_priv, pipe); } static void i9xx_compute_dpll(struct intel_crtc *crtc, diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 9c1921a2e239..9df331b3305b 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -395,8 +395,7 @@ static void vlv_power_sequencer_kick(struct intel_dp *intel_dp) { struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp); - struct drm_device *dev = intel_dig_port->base.base.dev; - struct drm_i915_private *dev_priv = to_i915(dev); + struct drm_i915_private *dev_priv = to_i915(intel_dig_port->base.base.dev); enum pipe pipe = intel_dp->pps_pipe; bool pll_enabled, release_cl_override = false; enum dpio_phy phy = DPIO_PHY(pipe); @@ -434,7 +433,7 @@ vlv_power_sequencer_kick(struct intel_dp *intel_dp) release_cl_override = IS_CHERRYVIEW(dev_priv) && !chv_phy_powergate_ch(dev_priv, phy, ch, true); - if (vlv_force_pll_on(dev, pipe, IS_CHERRYVIEW(dev_priv) ? + if (vlv_force_pll_on(dev_priv, pipe, IS_CHERRYVIEW(dev_priv) ? &chv_dpll[0].dpll : &vlv_dpll[0].dpll)) { DRM_ERROR("Failed to force on pll for pipe %c!\n", pipe_name(pipe)); @@ -458,7 +457,7 @@ vlv_power_sequencer_kick(struct intel_dp *intel_dp) POSTING_READ(intel_dp->output_reg); if (!pll_enabled) { - vlv_force_pll_off(dev, pipe); + vlv_force_pll_off(dev_priv, pipe); if (release_cl_override) chv_phy_powergate_ch(dev_priv, phy, ch, false); diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 6c096e4fa7bf..7c0af57819f9 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1301,9 +1301,9 @@ unsigned int intel_tile_height(const struct drm_i915_private *dev_priv, void assert_pch_transcoder_disabled(struct drm_i915_private *dev_priv, enum pipe pipe); -int vlv_force_pll_on(struct drm_device *dev, enum pipe pipe, +int vlv_force_pll_on(struct drm_i915_private *dev_priv, enum pipe pipe, const struct dpll *dpll); -void vlv_force_pll_off(struct drm_device *dev, enum pipe pipe); +void vlv_force_pll_off(struct drm_i915_private *dev_priv, enum pipe pipe); int lpt_get_iclkip(struct drm_i915_private *dev_priv); /* modesetting asserts */ -- cgit v1.2.3 From f0ce23104012d7a153a079890d6070c2a184f8fa Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:08 +0200 Subject: drm/i915: Pass dev_priv to g4x wm functions MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify our approach to things by passing around dev_priv instead of dev. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-10-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_pm.c | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 8d1040c7ed8d..c9990a9f9759 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -712,7 +712,7 @@ static void pineview_update_wm(struct intel_crtc *unused_crtc) } } -static bool g4x_compute_wm0(struct drm_device *dev, +static bool g4x_compute_wm0(struct drm_i915_private *dev_priv, int plane, const struct intel_watermark_params *display, int display_latency_ns, @@ -728,7 +728,7 @@ static bool g4x_compute_wm0(struct drm_device *dev, int line_time_us, line_count; int entries, tlb_miss; - crtc = intel_get_crtc_for_plane(dev, plane); + crtc = intel_get_crtc_for_plane(&dev_priv->drm, plane); if (!intel_crtc_active(crtc)) { *cursor_wm = cursor->guard_size; *plane_wm = display->guard_size; @@ -774,7 +774,7 @@ static bool g4x_compute_wm0(struct drm_device *dev, * can be programmed into the associated watermark register, that watermark * must be disabled. */ -static bool g4x_check_srwm(struct drm_device *dev, +static bool g4x_check_srwm(struct drm_i915_private *dev_priv, int display_wm, int cursor_wm, const struct intel_watermark_params *display, const struct intel_watermark_params *cursor) @@ -802,7 +802,7 @@ static bool g4x_check_srwm(struct drm_device *dev, return true; } -static bool g4x_compute_srwm(struct drm_device *dev, +static bool g4x_compute_srwm(struct drm_i915_private *dev_priv, int plane, int latency_ns, const struct intel_watermark_params *display, @@ -823,7 +823,7 @@ static bool g4x_compute_srwm(struct drm_device *dev, return false; } - crtc = intel_get_crtc_for_plane(dev, plane); + crtc = intel_get_crtc_for_plane(&dev_priv->drm, plane); adjusted_mode = &crtc->config->base.adjusted_mode; fb = crtc->base.primary->state->fb; clock = adjusted_mode->crtc_clock; @@ -847,7 +847,7 @@ static bool g4x_compute_srwm(struct drm_device *dev, entries = DIV_ROUND_UP(entries, cursor->cacheline_size); *cursor_wm = entries + cursor->guard_size; - return g4x_check_srwm(dev, + return g4x_check_srwm(dev_priv, *display_wm, *cursor_wm, display, cursor); } @@ -1401,20 +1401,20 @@ static void g4x_update_wm(struct intel_crtc *crtc) unsigned int enabled = 0; bool cxsr_enabled; - if (g4x_compute_wm0(dev, PIPE_A, + if (g4x_compute_wm0(dev_priv, PIPE_A, &g4x_wm_info, pessimal_latency_ns, &g4x_cursor_wm_info, pessimal_latency_ns, &planea_wm, &cursora_wm)) enabled |= 1 << PIPE_A; - if (g4x_compute_wm0(dev, PIPE_B, + if (g4x_compute_wm0(dev_priv, PIPE_B, &g4x_wm_info, pessimal_latency_ns, &g4x_cursor_wm_info, pessimal_latency_ns, &planeb_wm, &cursorb_wm)) enabled |= 1 << PIPE_B; if (single_plane_enabled(enabled) && - g4x_compute_srwm(dev, ffs(enabled) - 1, + g4x_compute_srwm(dev_priv, ffs(enabled) - 1, sr_latency_ns, &g4x_wm_info, &g4x_cursor_wm_info, -- cgit v1.2.3 From b91eb5cce65047eced9d13e8e15b46dced0c3c53 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:09 +0200 Subject: drm/i915: Pass dev_priv to intel_get_crtc_for_pipe() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify our approach to things by passing around dev_priv instead of dev. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-11-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/i915_debugfs.c | 3 +-- drivers/gpu/drm/i915/i915_irq.c | 5 +++-- drivers/gpu/drm/i915/intel_display.c | 6 +++--- drivers/gpu/drm/i915/intel_drv.h | 8 +++----- drivers/gpu/drm/i915/intel_dvo.c | 2 +- drivers/gpu/drm/i915/intel_lvds.c | 2 +- drivers/gpu/drm/i915/intel_pm.c | 11 +++++------ 7 files changed, 17 insertions(+), 20 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index ce6aa7eef188..008f91d5df76 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -4131,9 +4131,8 @@ static int pipe_crc_set_source(struct drm_i915_private *dev_priv, enum pipe pipe, enum intel_pipe_crc_source source) { - struct drm_device *dev = &dev_priv->drm; struct intel_pipe_crc *pipe_crc = &dev_priv->pipe_crc[pipe]; - struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev, pipe); + struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev_priv, pipe); enum intel_display_power_domain power_domain; u32 val = 0; /* shut up gcc */ int ret; diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 696dc6f339ac..48bb5debb3ef 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -965,15 +965,16 @@ static int i915_get_vblank_timestamp(struct drm_device *dev, unsigned int pipe, struct timeval *vblank_time, unsigned flags) { + struct drm_i915_private *dev_priv = to_i915(dev); struct intel_crtc *crtc; - if (pipe >= INTEL_INFO(dev)->num_pipes) { + if (pipe >= INTEL_INFO(dev_priv)->num_pipes) { DRM_ERROR("Invalid crtc %u\n", pipe); return -EINVAL; } /* Get drm_crtc to timestamp: */ - crtc = intel_get_crtc_for_pipe(dev, pipe); + crtc = intel_get_crtc_for_pipe(dev_priv, pipe); if (crtc == NULL) { DRM_ERROR("Invalid crtc %u\n", pipe); return -EINVAL; diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 419c6a2b3acf..3cb41338894c 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -7072,7 +7072,7 @@ static int ironlake_check_fdi_lanes(struct drm_device *dev, enum pipe pipe, if (pipe_config->fdi_lanes <= 2) return 0; - other_crtc = intel_get_crtc_for_pipe(dev, PIPE_C); + other_crtc = intel_get_crtc_for_pipe(dev_priv, PIPE_C); other_crtc_state = intel_atomic_get_crtc_state(state, other_crtc); if (IS_ERR(other_crtc_state)) @@ -7091,7 +7091,7 @@ static int ironlake_check_fdi_lanes(struct drm_device *dev, enum pipe pipe, return -EINVAL; } - other_crtc = intel_get_crtc_for_pipe(dev, PIPE_B); + other_crtc = intel_get_crtc_for_pipe(dev_priv, PIPE_B); other_crtc_state = intel_atomic_get_crtc_state(state, other_crtc); if (IS_ERR(other_crtc_state)) @@ -8106,7 +8106,7 @@ static void chv_prepare_pll(struct intel_crtc *crtc, int vlv_force_pll_on(struct drm_i915_private *dev_priv, enum pipe pipe, const struct dpll *dpll) { - struct intel_crtc *crtc = intel_get_crtc_for_pipe(&dev_priv->drm, pipe); + struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev_priv, pipe); struct intel_crtc_state *pipe_config; pipe_config = kzalloc(sizeof(*pipe_config), GFP_KERNEL); diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 7c0af57819f9..0fdd546ac8d8 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1029,16 +1029,14 @@ vlv_pipe_to_channel(enum pipe pipe) } static inline struct intel_crtc * -intel_get_crtc_for_pipe(struct drm_device *dev, int pipe) +intel_get_crtc_for_pipe(struct drm_i915_private *dev_priv, enum pipe pipe) { - struct drm_i915_private *dev_priv = to_i915(dev); return dev_priv->pipe_to_crtc_mapping[pipe]; } static inline struct intel_crtc * -intel_get_crtc_for_plane(struct drm_device *dev, int plane) +intel_get_crtc_for_plane(struct drm_i915_private *dev_priv, enum plane plane) { - struct drm_i915_private *dev_priv = to_i915(dev); return dev_priv->plane_to_crtc_mapping[plane]; } @@ -1251,7 +1249,7 @@ intel_wait_for_vblank(struct drm_i915_private *dev_priv, enum pipe pipe) static inline void intel_wait_for_vblank_if_active(struct drm_i915_private *dev_priv, int pipe) { - const struct intel_crtc *crtc = intel_get_crtc_for_pipe(&dev_priv->drm, pipe); + const struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev_priv, pipe); if (crtc->active) intel_wait_for_vblank(dev_priv, pipe); diff --git a/drivers/gpu/drm/i915/intel_dvo.c b/drivers/gpu/drm/i915/intel_dvo.c index 61d78fc36b6d..708645443046 100644 --- a/drivers/gpu/drm/i915/intel_dvo.c +++ b/drivers/gpu/drm/i915/intel_dvo.c @@ -396,7 +396,7 @@ intel_dvo_get_current_mode(struct drm_connector *connector) struct intel_crtc *crtc; int pipe = (dvo_val & DVO_PIPE_B_SELECT) ? 1 : 0; - crtc = intel_get_crtc_for_pipe(dev, pipe); + crtc = intel_get_crtc_for_pipe(dev_priv, pipe); if (crtc) { mode = intel_crtc_mode_get(dev, &crtc->base); if (mode) { diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index 81ed32b4f899..de7b3e6ed477 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -1163,7 +1163,7 @@ void intel_lvds_init(struct drm_device *dev) goto failed; pipe = (lvds & LVDS_PIPEB_SELECT) ? 1 : 0; - crtc = intel_get_crtc_for_pipe(dev, pipe); + crtc = intel_get_crtc_for_pipe(dev_priv, pipe); if (crtc && (lvds & LVDS_PORT_EN)) { fixed_mode = intel_crtc_mode_get(dev, &crtc->base); diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index c9990a9f9759..976d66aa8662 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -728,7 +728,7 @@ static bool g4x_compute_wm0(struct drm_i915_private *dev_priv, int line_time_us, line_count; int entries, tlb_miss; - crtc = intel_get_crtc_for_plane(&dev_priv->drm, plane); + crtc = intel_get_crtc_for_plane(dev_priv, plane); if (!intel_crtc_active(crtc)) { *cursor_wm = cursor->guard_size; *plane_wm = display->guard_size; @@ -823,7 +823,7 @@ static bool g4x_compute_srwm(struct drm_i915_private *dev_priv, return false; } - crtc = intel_get_crtc_for_plane(&dev_priv->drm, plane); + crtc = intel_get_crtc_for_plane(dev_priv, plane); adjusted_mode = &crtc->config->base.adjusted_mode; fb = crtc->base.primary->state->fb; clock = adjusted_mode->crtc_clock; @@ -1393,9 +1393,8 @@ static void vlv_update_wm(struct intel_crtc *crtc) static void g4x_update_wm(struct intel_crtc *crtc) { - struct drm_device *dev = crtc->base.dev; + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); static const int sr_latency_ns = 12000; - struct drm_i915_private *dev_priv = to_i915(dev); int planea_wm, planeb_wm, cursora_wm, cursorb_wm; int plane_sr, cursor_sr; unsigned int enabled = 0; @@ -1546,7 +1545,7 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc) wm_info = &i830_a_wm_info; fifo_size = dev_priv->display.get_fifo_size(dev, 0); - crtc = intel_get_crtc_for_plane(dev, 0); + crtc = intel_get_crtc_for_plane(dev_priv, 0); if (intel_crtc_active(crtc)) { const struct drm_display_mode *adjusted_mode = &crtc->config->base.adjusted_mode; @@ -1573,7 +1572,7 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc) wm_info = &i830_bc_wm_info; fifo_size = dev_priv->display.get_fifo_size(dev, 1); - crtc = intel_get_crtc_for_plane(dev, 1); + crtc = intel_get_crtc_for_plane(dev_priv, 1); if (intel_crtc_active(crtc)) { const struct drm_display_mode *adjusted_mode = &crtc->config->base.adjusted_mode; -- cgit v1.2.3 From 98187836fc75b7a003db101e19cfa8685da78905 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:10 +0200 Subject: drm/i915: Always use intel_get_crtc_for_pipe() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Replace the open coded dev_priv->pipe_to_crtc_mapping[] usage with intel_get_crtc_for_pipe(). Mostly done with coccinelle, with a few manual tweaks @@ expression E1, E2; @@ ( - E1->pipe_to_crtc_mapping[E2] + intel_get_crtc_for_pipe(E1, E2) | - E1->plane_to_crtc_mapping[E2] + intel_get_crtc_for_plane(E1, E2) ) Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-12-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/i915_debugfs.c | 5 +++-- drivers/gpu/drm/i915/i915_irq.c | 6 ++++-- drivers/gpu/drm/i915/intel_display.c | 21 ++++++++++++--------- drivers/gpu/drm/i915/intel_fifo_underrun.c | 11 ++++++----- drivers/gpu/drm/i915/intel_pm.c | 2 +- 5 files changed, 26 insertions(+), 19 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index 008f91d5df76..a13ff4772e28 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -4065,7 +4065,7 @@ static void hsw_trans_edp_pipe_A_crc_wa(struct drm_i915_private *dev_priv, bool enable) { struct drm_device *dev = &dev_priv->drm; - struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[PIPE_A]; + struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev_priv, PIPE_A); struct intel_crtc_state *pipe_config; struct drm_atomic_state *state; int ret = 0; @@ -4203,7 +4203,8 @@ static int pipe_crc_set_source(struct drm_i915_private *dev_priv, /* real source -> none transition */ if (source == INTEL_PIPE_CRC_SOURCE_NONE) { struct intel_pipe_crc_entry *entries; - struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev_priv, + pipe); DRM_DEBUG_DRIVER("stopping CRCs for pipe %c\n", pipe_name(pipe)); diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 48bb5debb3ef..ecd06d301d8b 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -725,7 +725,8 @@ static u32 i915_get_vblank_counter(struct drm_device *dev, unsigned int pipe) struct drm_i915_private *dev_priv = to_i915(dev); i915_reg_t high_frame, low_frame; u32 high1, high2, low, pixel, vbl_start, hsync_start, htotal; - struct intel_crtc *intel_crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + struct intel_crtc *intel_crtc = intel_get_crtc_for_pipe(dev_priv, + pipe); const struct drm_display_mode *mode = &intel_crtc->base.hwmode; htotal = mode->crtc_htotal; @@ -830,7 +831,8 @@ static int i915_get_crtc_scanoutpos(struct drm_device *dev, unsigned int pipe, const struct drm_display_mode *mode) { struct drm_i915_private *dev_priv = to_i915(dev); - struct intel_crtc *intel_crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + struct intel_crtc *intel_crtc = intel_get_crtc_for_pipe(dev_priv, + pipe); int position; int vbl_start, vbl_end, hsync_start, htotal, vtotal; bool in_vbl = true; diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 3cb41338894c..b21dc272bbac 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -1030,7 +1030,7 @@ bool intel_crtc_active(struct intel_crtc *crtc) enum transcoder intel_pipe_to_cpu_transcoder(struct drm_i915_private *dev_priv, enum pipe pipe) { - struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev_priv, pipe); return crtc->config->cpu_transcoder; } @@ -1785,7 +1785,8 @@ void vlv_wait_port_ready(struct drm_i915_private *dev_priv, static void ironlake_enable_pch_transcoder(struct drm_i915_private *dev_priv, enum pipe pipe) { - struct intel_crtc *intel_crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + struct intel_crtc *intel_crtc = intel_get_crtc_for_pipe(dev_priv, + pipe); i915_reg_t reg; uint32_t val, pipeconf_val; @@ -11662,7 +11663,7 @@ static bool pageflip_finished(struct intel_crtc *crtc, void intel_finish_page_flip_cs(struct drm_i915_private *dev_priv, int pipe) { struct drm_device *dev = &dev_priv->drm; - struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev_priv, pipe); struct intel_flip_work *work; unsigned long flags; @@ -11688,7 +11689,7 @@ void intel_finish_page_flip_cs(struct drm_i915_private *dev_priv, int pipe) void intel_finish_page_flip_mmio(struct drm_i915_private *dev_priv, int pipe) { struct drm_device *dev = &dev_priv->drm; - struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev_priv, pipe); struct intel_flip_work *work; unsigned long flags; @@ -12118,7 +12119,7 @@ static bool __pageflip_stall_check_cs(struct drm_i915_private *dev_priv, void intel_check_page_flip(struct drm_i915_private *dev_priv, int pipe) { struct drm_device *dev = &dev_priv->drm; - struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev_priv, pipe); struct intel_flip_work *work; WARN_ON(!in_interrupt()); @@ -14177,7 +14178,8 @@ static void intel_atomic_wait_for_vblanks(struct drm_device *dev, return; for_each_pipe(dev_priv, pipe) { - struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev_priv, + pipe); if (!((1 << pipe) & crtc_mask)) continue; @@ -14192,7 +14194,8 @@ static void intel_atomic_wait_for_vblanks(struct drm_device *dev, } for_each_pipe(dev_priv, pipe) { - struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev_priv, + pipe); long lret; if (!((1 << pipe) & crtc_mask)) @@ -16867,7 +16870,7 @@ static void intel_modeset_readout_hw_state(struct drm_device *dev) pipe = 0; if (encoder->get_hw_state(encoder, &pipe)) { - crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + crtc = intel_get_crtc_for_pipe(dev_priv, pipe); encoder->base.crtc = &crtc->base; crtc->config->output_types |= 1 << encoder->type; @@ -16969,7 +16972,7 @@ intel_modeset_setup_hw_state(struct drm_device *dev) } for_each_pipe(dev_priv, pipe) { - crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + crtc = intel_get_crtc_for_pipe(dev_priv, pipe); intel_sanitize_crtc(crtc); intel_dump_pipe_config(crtc, crtc->config, diff --git a/drivers/gpu/drm/i915/intel_fifo_underrun.c b/drivers/gpu/drm/i915/intel_fifo_underrun.c index 34f93f112107..e660d8b4bbc3 100644 --- a/drivers/gpu/drm/i915/intel_fifo_underrun.c +++ b/drivers/gpu/drm/i915/intel_fifo_underrun.c @@ -57,7 +57,7 @@ static bool ivb_can_enable_err_int(struct drm_device *dev) assert_spin_locked(&dev_priv->irq_lock); for_each_pipe(dev_priv, pipe) { - crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + crtc = intel_get_crtc_for_pipe(dev_priv, pipe); if (crtc->cpu_fifo_underrun_disabled) return false; @@ -75,7 +75,7 @@ static bool cpt_can_enable_serr_int(struct drm_device *dev) assert_spin_locked(&dev_priv->irq_lock); for_each_pipe(dev_priv, pipe) { - crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + crtc = intel_get_crtc_for_pipe(dev_priv, pipe); if (crtc->pch_fifo_underrun_disabled) return false; @@ -245,7 +245,7 @@ static bool __intel_set_cpu_fifo_underrun_reporting(struct drm_device *dev, enum pipe pipe, bool enable) { struct drm_i915_private *dev_priv = to_i915(dev); - struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev_priv, pipe); bool old; assert_spin_locked(&dev_priv->irq_lock); @@ -313,7 +313,8 @@ bool intel_set_pch_fifo_underrun_reporting(struct drm_i915_private *dev_priv, enum transcoder pch_transcoder, bool enable) { - struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pch_transcoder]; + struct intel_crtc *crtc = + intel_get_crtc_for_pipe(dev_priv, (enum pipe) pch_transcoder); unsigned long flags; bool old; @@ -356,7 +357,7 @@ bool intel_set_pch_fifo_underrun_reporting(struct drm_i915_private *dev_priv, void intel_cpu_fifo_underrun_irq_handler(struct drm_i915_private *dev_priv, enum pipe pipe) { - struct intel_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + struct intel_crtc *crtc = intel_get_crtc_for_pipe(dev_priv, pipe); /* We may be called too early in init, thanks BIOS! */ if (crtc == NULL) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 976d66aa8662..4f51f8656cf6 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -3065,7 +3065,7 @@ bool intel_can_enable_sagv(struct drm_atomic_state *state) /* Since we're now guaranteed to only have one active CRTC... */ pipe = ffs(intel_state->active_crtcs) - 1; - crtc = dev_priv->pipe_to_crtc_mapping[pipe]; + crtc = intel_get_crtc_for_pipe(dev_priv, pipe); cstate = to_intel_crtc_state(crtc->base.state); if (crtc->base.state->adjusted_mode.flags & DRM_MODE_FLAG_INTERLACE) -- cgit v1.2.3 From 5ab0d85b6bf01a9e47e74ebc2876534115444c6e Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:11 +0200 Subject: drm/i915: Pass dev_priv to intel_crtc_init() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify our approach to things by passing around dev_priv instead of dev. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-13-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_display.c | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index b21dc272bbac..71a2fc50ed87 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -15236,9 +15236,8 @@ static void skl_init_scalers(struct drm_i915_private *dev_priv, scaler_state->scaler_id = -1; } -static int intel_crtc_init(struct drm_device *dev, enum pipe pipe) +static int intel_crtc_init(struct drm_i915_private *dev_priv, enum pipe pipe) { - struct drm_i915_private *dev_priv = to_i915(dev); struct intel_crtc *intel_crtc; struct intel_crtc_state *crtc_state = NULL; struct intel_plane *primary = NULL; @@ -15259,7 +15258,7 @@ static int intel_crtc_init(struct drm_device *dev, enum pipe pipe) crtc_state->base.crtc = &intel_crtc->base; /* initialize shared scalers */ - if (INTEL_INFO(dev)->gen >= 9) { + if (INTEL_GEN(dev_priv) >= 9) { if (pipe == PIPE_C) intel_crtc->num_scalers = 1; else @@ -15290,7 +15289,7 @@ static int intel_crtc_init(struct drm_device *dev, enum pipe pipe) goto fail; } - ret = drm_crtc_init_with_planes(dev, &intel_crtc->base, + ret = drm_crtc_init_with_planes(&dev_priv->drm, &intel_crtc->base, &primary->base, &cursor->base, &intel_crtc_funcs, "pipe %c", pipe_name(pipe)); @@ -15303,7 +15302,7 @@ static int intel_crtc_init(struct drm_device *dev, enum pipe pipe) */ intel_crtc->pipe = pipe; intel_crtc->plane = (enum plane) pipe; - if (HAS_FBC(dev) && INTEL_INFO(dev)->gen < 4) { + if (HAS_FBC(dev_priv) && INTEL_GEN(dev_priv) < 4) { DRM_DEBUG_KMS("swapping pipes & planes for FBC\n"); intel_crtc->plane = !pipe; } @@ -16487,7 +16486,7 @@ int intel_modeset_init(struct drm_device *dev) for_each_pipe(dev_priv, pipe) { int ret; - ret = intel_crtc_init(dev, pipe); + ret = intel_crtc_init(dev_priv, pipe); if (ret) { drm_mode_config_cleanup(dev); return ret; -- cgit v1.2.3 From 4c75b9405ea34c9223890d6470b809126b45c173 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:12 +0200 Subject: drm/i915: Pass dev_priv to cdclk update funcs MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify our approach to things by passing around dev_priv instead of dev. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-14-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_display.c | 35 +++++++++++++++-------------------- 1 file changed, 15 insertions(+), 20 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 71a2fc50ed87..3c26ea01b7a2 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -5842,10 +5842,8 @@ static int intel_compute_max_dotclk(struct drm_i915_private *dev_priv) static int skl_calc_cdclk(int max_pixclk, int vco); -static void intel_update_max_cdclk(struct drm_device *dev) +static void intel_update_max_cdclk(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); - if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) { u32 limit = I915_READ(SKL_DFSM) & SKL_DFSM_CDCLK_LIMIT_MASK; int max_cdclk, vco; @@ -5903,11 +5901,9 @@ static void intel_update_max_cdclk(struct drm_device *dev) dev_priv->max_dotclk_freq); } -static void intel_update_cdclk(struct drm_device *dev) +static void intel_update_cdclk(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); - - dev_priv->cdclk_freq = dev_priv->display.get_display_clock_speed(dev); + dev_priv->cdclk_freq = dev_priv->display.get_display_clock_speed(&dev_priv->drm); if (INTEL_GEN(dev_priv) >= 9) DRM_DEBUG_DRIVER("Current CD clock rate: %d kHz, VCO: %d kHz, ref: %d kHz\n", @@ -6068,14 +6064,14 @@ static void bxt_set_cdclk(struct drm_i915_private *dev_priv, int cdclk) return; } - intel_update_cdclk(&dev_priv->drm); + intel_update_cdclk(dev_priv); } static void bxt_sanitize_cdclk(struct drm_i915_private *dev_priv) { u32 cdctl, expected; - intel_update_cdclk(&dev_priv->drm); + intel_update_cdclk(dev_priv); if (dev_priv->cdclk_pll.vco == 0 || dev_priv->cdclk_freq == dev_priv->cdclk_pll.ref) @@ -6208,7 +6204,7 @@ void skl_set_preferred_cdclk_vco(struct drm_i915_private *dev_priv, int vco) dev_priv->skl_preferred_vco_freq = vco; if (changed) - intel_update_max_cdclk(&dev_priv->drm); + intel_update_max_cdclk(dev_priv); } static void @@ -6294,7 +6290,6 @@ static bool skl_cdclk_wait_for_pcu_ready(struct drm_i915_private *dev_priv) static void skl_set_cdclk(struct drm_i915_private *dev_priv, int cdclk, int vco) { - struct drm_device *dev = &dev_priv->drm; u32 freq_select, pcu_ack; WARN_ON((cdclk == 24000) != (vco == 0)); @@ -6345,7 +6340,7 @@ static void skl_set_cdclk(struct drm_i915_private *dev_priv, int cdclk, int vco) sandybridge_pcode_write(dev_priv, SKL_PCODE_CDCLK_CONTROL, pcu_ack); mutex_unlock(&dev_priv->rps.hw_lock); - intel_update_cdclk(dev); + intel_update_cdclk(dev_priv); } static void skl_sanitize_cdclk(struct drm_i915_private *dev_priv); @@ -6392,7 +6387,7 @@ static void skl_sanitize_cdclk(struct drm_i915_private *dev_priv) if ((I915_READ(SWF_ILK(0x18)) & 0x00FFFFFF) == 0) goto sanitize; - intel_update_cdclk(&dev_priv->drm); + intel_update_cdclk(dev_priv); /* Is PLL enabled and locked ? */ if (dev_priv->cdclk_pll.vco == 0 || dev_priv->cdclk_freq == dev_priv->cdclk_pll.ref) @@ -6483,7 +6478,7 @@ static void valleyview_set_cdclk(struct drm_device *dev, int cdclk) mutex_unlock(&dev_priv->sb_lock); - intel_update_cdclk(dev); + intel_update_cdclk(dev_priv); } static void cherryview_set_cdclk(struct drm_device *dev, int cdclk) @@ -6524,7 +6519,7 @@ static void cherryview_set_cdclk(struct drm_device *dev, int cdclk) } mutex_unlock(&dev_priv->rps.hw_lock); - intel_update_cdclk(dev); + intel_update_cdclk(dev_priv); } static int valleyview_calc_cdclk(struct drm_i915_private *dev_priv, @@ -10188,7 +10183,7 @@ static void hsw_restore_lcpll(struct drm_i915_private *dev_priv) } intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL); - intel_update_cdclk(&dev_priv->drm); + intel_update_cdclk(dev_priv); } /* @@ -10368,7 +10363,7 @@ static void broadwell_set_cdclk(struct drm_device *dev, int cdclk) I915_WRITE(CDCLK_FREQ, DIV_ROUND_CLOSEST(cdclk, 1000) - 1); - intel_update_cdclk(dev); + intel_update_cdclk(dev_priv); WARN(cdclk != dev_priv->cdclk_freq, "cdclk requested %d kHz but got %d kHz\n", @@ -16323,7 +16318,7 @@ void intel_modeset_init_hw(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); - intel_update_cdclk(dev); + intel_update_cdclk(dev_priv); dev_priv->atomic_cdclk_freq = dev_priv->cdclk_freq; @@ -16494,12 +16489,12 @@ int intel_modeset_init(struct drm_device *dev) } intel_update_czclk(dev_priv); - intel_update_cdclk(dev); + intel_update_cdclk(dev_priv); intel_shared_dpll_init(dev); if (dev_priv->max_cdclk_freq == 0) - intel_update_max_cdclk(dev); + intel_update_max_cdclk(dev_priv); /* Just disable it once at startup */ i915_disable_vga(dev); -- cgit v1.2.3 From 1353c4fb1803cc094bb0194bb317b090ab08d83c Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:13 +0200 Subject: drm/i915: Pass dev_priv to .get_display_clock_speed() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify our approach to things by passing around dev_priv instead of dev. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-15-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/i915_drv.h | 2 +- drivers/gpu/drm/i915/intel_display.c | 77 +++++++++++++++------------------ drivers/gpu/drm/i915/intel_runtime_pm.c | 2 +- 3 files changed, 38 insertions(+), 43 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index eeed752da9df..60c937dce06f 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -494,7 +494,7 @@ struct intel_limit; struct dpll; struct drm_i915_display_funcs { - int (*get_display_clock_speed)(struct drm_device *dev); + int (*get_display_clock_speed)(struct drm_i915_private *dev_priv); int (*get_fifo_size)(struct drm_device *dev, int plane); int (*compute_pipe_wm)(struct intel_crtc_state *cstate); int (*compute_intermediate_wm)(struct drm_device *dev, diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 3c26ea01b7a2..b670ae76317b 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -5903,7 +5903,7 @@ static void intel_update_max_cdclk(struct drm_i915_private *dev_priv) static void intel_update_cdclk(struct drm_i915_private *dev_priv) { - dev_priv->cdclk_freq = dev_priv->display.get_display_clock_speed(&dev_priv->drm); + dev_priv->cdclk_freq = dev_priv->display.get_display_clock_speed(dev_priv); if (INTEL_GEN(dev_priv) >= 9) DRM_DEBUG_DRIVER("Current CD clock rate: %d kHz, VCO: %d kHz, ref: %d kHz\n", @@ -6421,7 +6421,7 @@ static void valleyview_set_cdclk(struct drm_device *dev, int cdclk) struct drm_i915_private *dev_priv = to_i915(dev); u32 val, cmd; - WARN_ON(dev_priv->display.get_display_clock_speed(dev) + WARN_ON(dev_priv->display.get_display_clock_speed(dev_priv) != dev_priv->cdclk_freq); if (cdclk >= 320000) /* jump to highest voltage for 400MHz too */ @@ -6486,7 +6486,7 @@ static void cherryview_set_cdclk(struct drm_device *dev, int cdclk) struct drm_i915_private *dev_priv = to_i915(dev); u32 val, cmd; - WARN_ON(dev_priv->display.get_display_clock_speed(dev) + WARN_ON(dev_priv->display.get_display_clock_speed(dev_priv) != dev_priv->cdclk_freq); switch (cdclk) { @@ -7245,10 +7245,9 @@ static int intel_crtc_compute_config(struct intel_crtc *crtc, return 0; } -static int skylake_get_display_clock_speed(struct drm_device *dev) +static int skylake_get_display_clock_speed(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); - uint32_t cdctl; + u32 cdctl; skl_dpll0_update(dev_priv); @@ -7307,9 +7306,8 @@ static void bxt_de_pll_update(struct drm_i915_private *dev_priv) dev_priv->cdclk_pll.ref; } -static int broxton_get_display_clock_speed(struct drm_device *dev) +static int broxton_get_display_clock_speed(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); u32 divider; int div, vco; @@ -7342,9 +7340,8 @@ static int broxton_get_display_clock_speed(struct drm_device *dev) return DIV_ROUND_CLOSEST(vco, div); } -static int broadwell_get_display_clock_speed(struct drm_device *dev) +static int broadwell_get_display_clock_speed(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); uint32_t lcpll = I915_READ(LCPLL_CTL); uint32_t freq = lcpll & LCPLL_CLK_FREQ_MASK; @@ -7362,9 +7359,8 @@ static int broadwell_get_display_clock_speed(struct drm_device *dev) return 675000; } -static int haswell_get_display_clock_speed(struct drm_device *dev) +static int haswell_get_display_clock_speed(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); uint32_t lcpll = I915_READ(LCPLL_CTL); uint32_t freq = lcpll & LCPLL_CLK_FREQ_MASK; @@ -7380,35 +7376,35 @@ static int haswell_get_display_clock_speed(struct drm_device *dev) return 540000; } -static int valleyview_get_display_clock_speed(struct drm_device *dev) +static int valleyview_get_display_clock_speed(struct drm_i915_private *dev_priv) { - return vlv_get_cck_clock_hpll(to_i915(dev), "cdclk", + return vlv_get_cck_clock_hpll(dev_priv, "cdclk", CCK_DISPLAY_CLOCK_CONTROL); } -static int ilk_get_display_clock_speed(struct drm_device *dev) +static int ilk_get_display_clock_speed(struct drm_i915_private *dev_priv) { return 450000; } -static int i945_get_display_clock_speed(struct drm_device *dev) +static int i945_get_display_clock_speed(struct drm_i915_private *dev_priv) { return 400000; } -static int i915_get_display_clock_speed(struct drm_device *dev) +static int i915_get_display_clock_speed(struct drm_i915_private *dev_priv) { return 333333; } -static int i9xx_misc_get_display_clock_speed(struct drm_device *dev) +static int i9xx_misc_get_display_clock_speed(struct drm_i915_private *dev_priv) { return 200000; } -static int pnv_get_display_clock_speed(struct drm_device *dev) +static int pnv_get_display_clock_speed(struct drm_i915_private *dev_priv) { - struct pci_dev *pdev = dev->pdev; + struct pci_dev *pdev = dev_priv->drm.pdev; u16 gcfgc = 0; pci_read_config_word(pdev, GCFGC, &gcfgc); @@ -7431,9 +7427,9 @@ static int pnv_get_display_clock_speed(struct drm_device *dev) } } -static int i915gm_get_display_clock_speed(struct drm_device *dev) +static int i915gm_get_display_clock_speed(struct drm_i915_private *dev_priv) { - struct pci_dev *pdev = dev->pdev; + struct pci_dev *pdev = dev_priv->drm.pdev; u16 gcfgc = 0; pci_read_config_word(pdev, GCFGC, &gcfgc); @@ -7451,14 +7447,14 @@ static int i915gm_get_display_clock_speed(struct drm_device *dev) } } -static int i865_get_display_clock_speed(struct drm_device *dev) +static int i865_get_display_clock_speed(struct drm_i915_private *dev_priv) { return 266667; } -static int i85x_get_display_clock_speed(struct drm_device *dev) +static int i85x_get_display_clock_speed(struct drm_i915_private *dev_priv) { - struct pci_dev *pdev = dev->pdev; + struct pci_dev *pdev = dev_priv->drm.pdev; u16 hpllcc = 0; /* @@ -7494,14 +7490,13 @@ static int i85x_get_display_clock_speed(struct drm_device *dev) return 0; } -static int i830_get_display_clock_speed(struct drm_device *dev) +static int i830_get_display_clock_speed(struct drm_i915_private *dev_priv) { return 133333; } -static unsigned int intel_hpll_vco(struct drm_device *dev) +static unsigned int intel_hpll_vco(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); static const unsigned int blb_vco[8] = { [0] = 3200000, [1] = 4000000, @@ -7548,16 +7543,16 @@ static unsigned int intel_hpll_vco(struct drm_device *dev) vco_table = ctg_vco; else if (IS_G4X(dev_priv)) vco_table = elk_vco; - else if (IS_CRESTLINE(dev)) + else if (IS_CRESTLINE(dev_priv)) vco_table = cl_vco; - else if (IS_PINEVIEW(dev)) + else if (IS_PINEVIEW(dev_priv)) vco_table = pnv_vco; - else if (IS_G33(dev)) + else if (IS_G33(dev_priv)) vco_table = blb_vco; else return 0; - tmp = I915_READ(IS_MOBILE(dev) ? HPLLVCO_MOBILE : HPLLVCO); + tmp = I915_READ(IS_MOBILE(dev_priv) ? HPLLVCO_MOBILE : HPLLVCO); vco = vco_table[tmp & 0x7]; if (vco == 0) @@ -7568,10 +7563,10 @@ static unsigned int intel_hpll_vco(struct drm_device *dev) return vco; } -static int gm45_get_display_clock_speed(struct drm_device *dev) +static int gm45_get_display_clock_speed(struct drm_i915_private *dev_priv) { - struct pci_dev *pdev = dev->pdev; - unsigned int cdclk_sel, vco = intel_hpll_vco(dev); + struct pci_dev *pdev = dev_priv->drm.pdev; + unsigned int cdclk_sel, vco = intel_hpll_vco(dev_priv); uint16_t tmp = 0; pci_read_config_word(pdev, GCFGC, &tmp); @@ -7591,14 +7586,14 @@ static int gm45_get_display_clock_speed(struct drm_device *dev) } } -static int i965gm_get_display_clock_speed(struct drm_device *dev) +static int i965gm_get_display_clock_speed(struct drm_i915_private *dev_priv) { - struct pci_dev *pdev = dev->pdev; + struct pci_dev *pdev = dev_priv->drm.pdev; static const uint8_t div_3200[] = { 16, 10, 8 }; static const uint8_t div_4000[] = { 20, 12, 10 }; static const uint8_t div_5333[] = { 24, 16, 14 }; const uint8_t *div_table; - unsigned int cdclk_sel, vco = intel_hpll_vco(dev); + unsigned int cdclk_sel, vco = intel_hpll_vco(dev_priv); uint16_t tmp = 0; pci_read_config_word(pdev, GCFGC, &tmp); @@ -7629,15 +7624,15 @@ fail: return 200000; } -static int g33_get_display_clock_speed(struct drm_device *dev) +static int g33_get_display_clock_speed(struct drm_i915_private *dev_priv) { - struct pci_dev *pdev = dev->pdev; + struct pci_dev *pdev = dev_priv->drm.pdev; static const uint8_t div_3200[] = { 12, 10, 8, 7, 5, 16 }; static const uint8_t div_4000[] = { 14, 12, 10, 8, 6, 20 }; static const uint8_t div_4800[] = { 20, 14, 12, 10, 8, 24 }; static const uint8_t div_5333[] = { 20, 16, 12, 12, 8, 28 }; const uint8_t *div_table; - unsigned int cdclk_sel, vco = intel_hpll_vco(dev); + unsigned int cdclk_sel, vco = intel_hpll_vco(dev_priv); uint16_t tmp = 0; pci_read_config_word(pdev, GCFGC, &tmp); diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index 9a3a7455d29c..05994083e161 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -907,7 +907,7 @@ static void gen9_dc_off_power_well_enable(struct drm_i915_private *dev_priv, gen9_set_dc_state(dev_priv, DC_STATE_DISABLE); WARN_ON(dev_priv->cdclk_freq != - dev_priv->display.get_display_clock_speed(&dev_priv->drm)); + dev_priv->display.get_display_clock_speed(dev_priv)); gen9_assert_dbuf_enabled(dev_priv); -- cgit v1.2.3 From 646d57720969f1abf92f6358af0fe91b04201ba9 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:14 +0200 Subject: drm/i915: Pass dev_priv to IS_MOBILE() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify our approach to things by passing around dev_priv instead of dev. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-16-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/i915_drv.h | 2 +- drivers/gpu/drm/i915/intel_display.c | 8 +++----- drivers/gpu/drm/i915/intel_sdvo.c | 4 ++-- 3 files changed, 6 insertions(+), 8 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 60c937dce06f..474c728a9073 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2749,7 +2749,7 @@ struct drm_i915_cmd_table { #define IS_SKYLAKE(dev_priv) ((dev_priv)->info.is_skylake) #define IS_BROXTON(dev_priv) ((dev_priv)->info.is_broxton) #define IS_KABYLAKE(dev_priv) ((dev_priv)->info.is_kabylake) -#define IS_MOBILE(dev) (INTEL_INFO(dev)->is_mobile) +#define IS_MOBILE(dev_priv) ((dev_priv)->info.is_mobile) #define IS_HSW_EARLY_SDV(dev_priv) (IS_HASWELL(dev_priv) && \ (INTEL_DEVID(dev_priv) & 0xFF00) == 0x0C00) #define IS_BDW_ULT(dev_priv) (IS_BROADWELL(dev_priv) && \ diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index b670ae76317b..50261c5445c6 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -15374,11 +15374,9 @@ static int intel_encoder_clones(struct intel_encoder *encoder) return index_mask; } -static bool has_edp_a(struct drm_device *dev) +static bool has_edp_a(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); - - if (!IS_MOBILE(dev)) + if (!IS_MOBILE(dev_priv)) return false; if ((I915_READ(DP_A) & DP_DETECTED) == 0) @@ -15518,7 +15516,7 @@ static void intel_setup_outputs(struct drm_device *dev) int found; dpd_is_edp = intel_dp_is_edp(dev, PORT_D); - if (has_edp_a(dev)) + if (has_edp_a(dev_priv)) intel_dp_init(dev, DP_A, PORT_A); if (I915_READ(PCH_HDMIB) & SDVO_DETECTED) { diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index 5d59a48e3249..3990c805a5b5 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -2411,10 +2411,10 @@ static void intel_sdvo_add_hdmi_properties(struct intel_sdvo *intel_sdvo, struct intel_sdvo_connector *connector) { - struct drm_device *dev = connector->base.base.dev; + struct drm_i915_private *dev_priv = to_i915(connector->base.base.dev); intel_attach_force_audio_property(&connector->base.base); - if (INTEL_INFO(dev)->gen >= 4 && IS_MOBILE(dev)) { + if (INTEL_GEN(dev_priv) >= 4 && IS_MOBILE(dev_priv)) { intel_attach_broadcast_rgb_property(&connector->base.base); intel_sdvo->color_range_auto = true; } -- cgit v1.2.3 From 9b1e14f4d892e568c0b53aaa53eec6029b750e5f Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:15 +0200 Subject: drm/i915: Pass dev_priv to IS_PINEVIEW() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify our approach to things by passing around dev_priv instead of dev. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-17-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/i915_drv.h | 2 +- drivers/gpu/drm/i915/intel_display.c | 19 +++++++++---------- drivers/gpu/drm/i915/intel_pm.c | 9 ++++----- 3 files changed, 14 insertions(+), 16 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 474c728a9073..8b35cfa6bb86 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2735,7 +2735,7 @@ struct drm_i915_cmd_table { #define IS_G4X(dev_priv) ((dev_priv)->info.is_g4x) #define IS_PINEVIEW_G(dev_priv) (INTEL_DEVID(dev_priv) == 0xa001) #define IS_PINEVIEW_M(dev_priv) (INTEL_DEVID(dev_priv) == 0xa011) -#define IS_PINEVIEW(dev) (INTEL_INFO(dev)->is_pineview) +#define IS_PINEVIEW(dev_priv) ((dev_priv)->info.is_pineview) #define IS_G33(dev) (INTEL_INFO(dev)->is_g33) #define IS_IRONLAKE_M(dev_priv) (INTEL_DEVID(dev_priv) == 0x0046) #define IS_IVYBRIDGE(dev_priv) ((dev_priv)->info.is_ivybridge) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 50261c5445c6..53e846158559 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -7721,10 +7721,10 @@ static void i9xx_update_pll_dividers(struct intel_crtc *crtc, struct intel_crtc_state *crtc_state, struct dpll *reduced_clock) { - struct drm_device *dev = crtc->base.dev; + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); u32 fp, fp2 = 0; - if (IS_PINEVIEW(dev)) { + if (IS_PINEVIEW(dev_priv)) { fp = pnv_dpll_compute_fp(&crtc_state->dpll); if (reduced_clock) fp2 = pnv_dpll_compute_fp(reduced_clock); @@ -8143,8 +8143,7 @@ static void i9xx_compute_dpll(struct intel_crtc *crtc, struct intel_crtc_state *crtc_state, struct dpll *reduced_clock) { - struct drm_device *dev = crtc->base.dev; - struct drm_i915_private *dev_priv = to_i915(dev); + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); u32 dpll; struct dpll *clock = &crtc_state->dpll; @@ -8170,7 +8169,7 @@ static void i9xx_compute_dpll(struct intel_crtc *crtc, dpll |= DPLL_SDVO_HIGH_SPEED; /* compute bitmask from p1 value */ - if (IS_PINEVIEW(dev)) + if (IS_PINEVIEW(dev_priv)) dpll |= (1 << (clock->p1 - 1)) << DPLL_FPA01_P1_POST_DIV_SHIFT_PINEVIEW; else { dpll |= (1 << (clock->p1 - 1)) << DPLL_FPA01_P1_POST_DIV_SHIFT; @@ -8191,7 +8190,7 @@ static void i9xx_compute_dpll(struct intel_crtc *crtc, dpll |= DPLLB_LVDS_P2_CLOCK_DIV_14; break; } - if (INTEL_INFO(dev)->gen >= 4) + if (INTEL_GEN(dev_priv) >= 4) dpll |= (6 << PLL_LOAD_PULSE_PHASE_SHIFT); if (crtc_state->sdvo_tv_clock) @@ -8205,7 +8204,7 @@ static void i9xx_compute_dpll(struct intel_crtc *crtc, dpll |= DPLL_VCO_ENABLE; crtc_state->dpll_hw_state.dpll = dpll; - if (INTEL_INFO(dev)->gen >= 4) { + if (INTEL_GEN(dev_priv) >= 4) { u32 dpll_md = (crtc_state->pixel_multiplier - 1) << DPLL_MD_UDI_MULTIPLIER_SHIFT; crtc_state->dpll_hw_state.dpll_md = dpll_md; @@ -11353,7 +11352,7 @@ static void i9xx_crtc_clock_get(struct intel_crtc *crtc, fp = pipe_config->dpll_hw_state.fp1; clock.m1 = (fp & FP_M1_DIV_MASK) >> FP_M1_DIV_SHIFT; - if (IS_PINEVIEW(dev)) { + if (IS_PINEVIEW(dev_priv)) { clock.n = ffs((fp & FP_N_PINEVIEW_DIV_MASK) >> FP_N_DIV_SHIFT) - 1; clock.m2 = (fp & FP_M2_PINEVIEW_DIV_MASK) >> FP_M2_DIV_SHIFT; } else { @@ -11362,7 +11361,7 @@ static void i9xx_crtc_clock_get(struct intel_crtc *crtc, } if (!IS_GEN2(dev_priv)) { - if (IS_PINEVIEW(dev)) + if (IS_PINEVIEW(dev_priv)) clock.p1 = ffs((dpll & DPLL_FPA01_P1_POST_DIV_MASK_PINEVIEW) >> DPLL_FPA01_P1_POST_DIV_SHIFT_PINEVIEW); else @@ -11384,7 +11383,7 @@ static void i9xx_crtc_clock_get(struct intel_crtc *crtc, return; } - if (IS_PINEVIEW(dev)) + if (IS_PINEVIEW(dev_priv)) port_clock = pnv_calc_dpll_params(refclk, &clock); else port_clock = i9xx_calc_dpll_params(refclk, &clock); diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 4f51f8656cf6..11bbc35a4c84 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -320,7 +320,6 @@ static void chv_set_memory_pm5(struct drm_i915_private *dev_priv, bool enable) void intel_set_memory_cxsr(struct drm_i915_private *dev_priv, bool enable) { - struct drm_device *dev = &dev_priv->drm; u32 val; if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { @@ -330,7 +329,7 @@ void intel_set_memory_cxsr(struct drm_i915_private *dev_priv, bool enable) } else if (IS_G4X(dev_priv) || IS_CRESTLINE(dev_priv)) { I915_WRITE(FW_BLC_SELF, enable ? FW_BLC_SELF_EN : 0); POSTING_READ(FW_BLC_SELF); - } else if (IS_PINEVIEW(dev)) { + } else if (IS_PINEVIEW(dev_priv)) { val = I915_READ(DSPFW3) & ~PINEVIEW_SELF_REFRESH_EN; val |= enable ? PINEVIEW_SELF_REFRESH_EN : 0; I915_WRITE(DSPFW3, val); @@ -7628,7 +7627,7 @@ static void gen3_init_clock_gating(struct drm_device *dev) DSTATE_DOT_CLOCK_GATING; I915_WRITE(D_STATE, dstate); - if (IS_PINEVIEW(dev)) + if (IS_PINEVIEW(dev_priv)) I915_WRITE(ECOSKPD, _MASKED_BIT_ENABLE(ECO_GATING_CX_ONLY)); /* IIR "flip pending" means done if this bit is set */ @@ -7744,7 +7743,7 @@ void intel_init_pm(struct drm_device *dev) intel_fbc_init(dev_priv); /* For cxsr */ - if (IS_PINEVIEW(dev)) + if (IS_PINEVIEW(dev_priv)) i915_pineview_get_mem_freq(dev); else if (IS_GEN5(dev_priv)) i915_ironlake_get_mem_freq(dev); @@ -7778,7 +7777,7 @@ void intel_init_pm(struct drm_device *dev) } else if (IS_VALLEYVIEW(dev_priv)) { vlv_setup_wm_latency(dev); dev_priv->display.update_wm = vlv_update_wm; - } else if (IS_PINEVIEW(dev)) { + } else if (IS_PINEVIEW(dev_priv)) { if (!intel_get_cxsr_latency(IS_PINEVIEW_G(dev_priv), dev_priv->is_ddr3, dev_priv->fsb_freq, -- cgit v1.2.3 From 148ac1f375fe9625f08a531d198e2d8559cbdd79 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:16 +0200 Subject: drm/i915: Pass dev_priv to i915_pineview_get_mem_freq() and i915_ironlake_get_mem_freq() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify our approach to things by passing around dev_priv instead of dev. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-18-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_pm.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 11bbc35a4c84..d423fc8661a9 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -108,9 +108,8 @@ static void bxt_init_clock_gating(struct drm_device *dev) PWM1_GATING_DIS | PWM2_GATING_DIS); } -static void i915_pineview_get_mem_freq(struct drm_device *dev) +static void i915_pineview_get_mem_freq(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); u32 tmp; tmp = I915_READ(CLKCFG); @@ -147,9 +146,8 @@ static void i915_pineview_get_mem_freq(struct drm_device *dev) dev_priv->is_ddr3 = (tmp & CSHRDDR3CTL_DDR3) ? 1 : 0; } -static void i915_ironlake_get_mem_freq(struct drm_device *dev) +static void i915_ironlake_get_mem_freq(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); u16 ddrpll, csipll; ddrpll = I915_READ16(DDRMPLL1); @@ -7744,9 +7742,9 @@ void intel_init_pm(struct drm_device *dev) /* For cxsr */ if (IS_PINEVIEW(dev_priv)) - i915_pineview_get_mem_freq(dev); + i915_pineview_get_mem_freq(dev_priv); else if (IS_GEN5(dev_priv)) - i915_ironlake_get_mem_freq(dev); + i915_ironlake_get_mem_freq(dev_priv); /* For FIFO watermark updates */ if (INTEL_INFO(dev)->gen >= 9) { -- cgit v1.2.3 From ef0f5e93bd1ffced24370399b2b6bbe600a840bc Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:17 +0200 Subject: drm/i915: Pass dev_priv to .get_fifo_size() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify our approach to things by passing around dev_priv instead of dev. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-19-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/i915_drv.h | 2 +- drivers/gpu/drm/i915/intel_pm.c | 22 +++++++++------------- 2 files changed, 10 insertions(+), 14 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 8b35cfa6bb86..fd08559f94d4 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -495,7 +495,7 @@ struct dpll; struct drm_i915_display_funcs { int (*get_display_clock_speed)(struct drm_i915_private *dev_priv); - int (*get_fifo_size)(struct drm_device *dev, int plane); + int (*get_fifo_size)(struct drm_i915_private *dev_priv, int plane); int (*compute_pipe_wm)(struct intel_crtc_state *cstate); int (*compute_intermediate_wm)(struct drm_device *dev, struct intel_crtc *intel_crtc, diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index d423fc8661a9..83391c28a727 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -375,10 +375,9 @@ static const int pessimal_latency_ns = 5000; #define VLV_FIFO_START(dsparb, dsparb2, lo_shift, hi_shift) \ ((((dsparb) >> (lo_shift)) & 0xff) | ((((dsparb2) >> (hi_shift)) & 0x1) << 8)) -static int vlv_get_fifo_size(struct drm_device *dev, +static int vlv_get_fifo_size(struct drm_i915_private *dev_priv, enum pipe pipe, int plane) { - struct drm_i915_private *dev_priv = to_i915(dev); int sprite0_start, sprite1_start, size; switch (pipe) { @@ -427,9 +426,8 @@ static int vlv_get_fifo_size(struct drm_device *dev, return size; } -static int i9xx_get_fifo_size(struct drm_device *dev, int plane) +static int i9xx_get_fifo_size(struct drm_i915_private *dev_priv, int plane) { - struct drm_i915_private *dev_priv = to_i915(dev); uint32_t dsparb = I915_READ(DSPARB); int size; @@ -443,9 +441,8 @@ static int i9xx_get_fifo_size(struct drm_device *dev, int plane) return size; } -static int i830_get_fifo_size(struct drm_device *dev, int plane) +static int i830_get_fifo_size(struct drm_i915_private *dev_priv, int plane) { - struct drm_i915_private *dev_priv = to_i915(dev); uint32_t dsparb = I915_READ(DSPARB); int size; @@ -460,9 +457,8 @@ static int i830_get_fifo_size(struct drm_device *dev, int plane) return size; } -static int i845_get_fifo_size(struct drm_device *dev, int plane) +static int i845_get_fifo_size(struct drm_i915_private *dev_priv, int plane) { - struct drm_i915_private *dev_priv = to_i915(dev); uint32_t dsparb = I915_READ(DSPARB); int size; @@ -1541,7 +1537,7 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc) else wm_info = &i830_a_wm_info; - fifo_size = dev_priv->display.get_fifo_size(dev, 0); + fifo_size = dev_priv->display.get_fifo_size(dev_priv, 0); crtc = intel_get_crtc_for_plane(dev_priv, 0); if (intel_crtc_active(crtc)) { const struct drm_display_mode *adjusted_mode = @@ -1568,7 +1564,7 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc) if (IS_GEN2(dev_priv)) wm_info = &i830_bc_wm_info; - fifo_size = dev_priv->display.get_fifo_size(dev, 1); + fifo_size = dev_priv->display.get_fifo_size(dev_priv, 1); crtc = intel_get_crtc_for_plane(dev_priv, 1); if (intel_crtc_active(crtc)) { const struct drm_display_mode *adjusted_mode = @@ -1686,7 +1682,7 @@ static void i845_update_wm(struct intel_crtc *unused_crtc) adjusted_mode = &crtc->config->base.adjusted_mode; planea_wm = intel_calculate_wm(adjusted_mode->crtc_clock, &i845_wm_info, - dev_priv->display.get_fifo_size(dev, 0), + dev_priv->display.get_fifo_size(dev_priv, 0), 4, pessimal_latency_ns); fwater_lo = I915_READ(FW_BLC) & ~0xfff; fwater_lo |= (3<<8) | planea_wm; @@ -4556,11 +4552,11 @@ void vlv_wm_get_hw_state(struct drm_device *dev) plane->wm.fifo_size = 63; break; case DRM_PLANE_TYPE_PRIMARY: - plane->wm.fifo_size = vlv_get_fifo_size(dev, plane->pipe, 0); + plane->wm.fifo_size = vlv_get_fifo_size(dev_priv, plane->pipe, 0); break; case DRM_PLANE_TYPE_OVERLAY: sprite = plane->plane; - plane->wm.fifo_size = vlv_get_fifo_size(dev, plane->pipe, sprite + 1); + plane->wm.fifo_size = vlv_get_fifo_size(dev_priv, plane->pipe, sprite + 1); break; } } -- cgit v1.2.3 From 03427fcb75ef0b31f883a2b6075e33e56e668241 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:18 +0200 Subject: drm/i915: Pass dev_priv to HAS_FW_BLC MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify our approach to things by passing around dev_priv instead of dev. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-20-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/i915_drv.h | 2 +- drivers/gpu/drm/i915/intel_pm.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index fd08559f94d4..fdfb1d20adff 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2893,7 +2893,7 @@ struct drm_i915_cmd_table { #define SUPPORTS_TV(dev) (INTEL_INFO(dev)->supports_tv) #define I915_HAS_HOTPLUG(dev) (INTEL_INFO(dev)->has_hotplug) -#define HAS_FW_BLC(dev) (INTEL_INFO(dev)->gen > 2) +#define HAS_FW_BLC(dev_priv) (INTEL_GEN(dev_priv) > 2) #define HAS_PIPE_CXSR(dev) (INTEL_INFO(dev)->has_pipe_cxsr) #define HAS_FBC(dev) (INTEL_INFO(dev)->has_fbc) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 83391c28a727..afd3babc4a9d 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -1612,7 +1612,7 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc) intel_set_memory_cxsr(dev_priv, false); /* Calc sr entries for one plane configs */ - if (HAS_FW_BLC(dev) && enabled) { + if (HAS_FW_BLC(dev_priv) && enabled) { /* self-refresh has much higher latency */ static const int sr_latency_ns = 6000; const struct drm_display_mode *adjusted_mode = -- cgit v1.2.3 From a26e52392191f51605af9017058cf5e43334cd5b Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:19 +0200 Subject: drm/i915: Pass dev_priv to IS_BROADWATER/IS_CRESTLINE MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify our approach to things by passing around dev_priv instead of dev. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-21-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/i915_drv.c | 3 +-- drivers/gpu/drm/i915/i915_drv.h | 4 ++-- drivers/gpu/drm/i915/i915_gem.c | 3 ++- 3 files changed, 5 insertions(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 3b9bfd2cf0c0..77ca07f7f94e 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -981,7 +981,6 @@ static void intel_sanitize_options(struct drm_i915_private *dev_priv) static int i915_driver_init_hw(struct drm_i915_private *dev_priv) { struct pci_dev *pdev = dev_priv->drm.pdev; - struct drm_device *dev = &dev_priv->drm; int ret; if (i915_inject_load_failure()) @@ -1039,7 +1038,7 @@ static int i915_driver_init_hw(struct drm_i915_private *dev_priv) * behaviour if any general state is accessed within a page above 4GB, * which also needs to be handled carefully. */ - if (IS_BROADWATER(dev) || IS_CRESTLINE(dev)) { + if (IS_BROADWATER(dev_priv) || IS_CRESTLINE(dev_priv)) { ret = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32)); if (ret) { diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index fdfb1d20adff..888ddf8fbeeb 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2729,8 +2729,8 @@ struct drm_i915_cmd_table { #define IS_I915GM(dev_priv) (INTEL_DEVID(dev_priv) == 0x2592) #define IS_I945G(dev_priv) (INTEL_DEVID(dev_priv) == 0x2772) #define IS_I945GM(dev) (INTEL_INFO(dev)->is_i945gm) -#define IS_BROADWATER(dev) (INTEL_INFO(dev)->is_broadwater) -#define IS_CRESTLINE(dev) (INTEL_INFO(dev)->is_crestline) +#define IS_BROADWATER(dev_priv) ((dev_priv)->info.is_broadwater) +#define IS_CRESTLINE(dev_priv) ((dev_priv)->info.is_crestline) #define IS_GM45(dev_priv) (INTEL_DEVID(dev_priv) == 0x2A42) #define IS_G4X(dev_priv) ((dev_priv)->info.is_g4x) #define IS_PINEVIEW_G(dev_priv) (INTEL_DEVID(dev_priv) == 0xa001) diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index cbbfaa7761b9..207b8ef85136 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -4158,6 +4158,7 @@ static const struct drm_i915_gem_object_ops i915_gem_object_ops = { struct drm_i915_gem_object * i915_gem_object_create(struct drm_device *dev, u64 size) { + struct drm_i915_private *dev_priv = to_i915(dev); struct drm_i915_gem_object *obj; struct address_space *mapping; gfp_t mask; @@ -4183,7 +4184,7 @@ i915_gem_object_create(struct drm_device *dev, u64 size) goto fail; mask = GFP_HIGHUSER | __GFP_RECLAIMABLE; - if (IS_CRESTLINE(dev) || IS_BROADWATER(dev)) { + if (IS_CRESTLINE(dev_priv) || IS_BROADWATER(dev_priv)) { /* 965gm cannot relocate objects above 4GiB. */ mask &= ~__GFP_HIGHMEM; mask |= __GFP_DMA32; -- cgit v1.2.3 From a9097be4f980c1b6757bab3c89609f81d390b478 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:20 +0200 Subject: drm/i915: Pass dev_priv to rest of IS_FOO() macros for the old platforms MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify our approach to things by passing around dev_priv instead of dev. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-22-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/i915_drv.h | 8 ++++---- drivers/gpu/drm/i915/i915_gem_stolen.c | 4 ++-- drivers/gpu/drm/i915/intel_pm.c | 2 +- 3 files changed, 7 insertions(+), 7 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 888ddf8fbeeb..63672c3c1118 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2723,12 +2723,12 @@ struct drm_i915_cmd_table { #define IS_I830(dev_priv) (INTEL_DEVID(dev_priv) == 0x3577) #define IS_845G(dev_priv) (INTEL_DEVID(dev_priv) == 0x2562) -#define IS_I85X(dev) (INTEL_INFO(dev)->is_i85x) +#define IS_I85X(dev_priv) ((dev_priv)->info.is_i85x) #define IS_I865G(dev_priv) (INTEL_DEVID(dev_priv) == 0x2572) -#define IS_I915G(dev) (INTEL_INFO(dev)->is_i915g) +#define IS_I915G(dev_priv) ((dev_priv)->info.is_i915g) #define IS_I915GM(dev_priv) (INTEL_DEVID(dev_priv) == 0x2592) #define IS_I945G(dev_priv) (INTEL_DEVID(dev_priv) == 0x2772) -#define IS_I945GM(dev) (INTEL_INFO(dev)->is_i945gm) +#define IS_I945GM(dev_priv) ((dev_priv)->info.is_i945gm) #define IS_BROADWATER(dev_priv) ((dev_priv)->info.is_broadwater) #define IS_CRESTLINE(dev_priv) ((dev_priv)->info.is_crestline) #define IS_GM45(dev_priv) (INTEL_DEVID(dev_priv) == 0x2A42) @@ -2736,7 +2736,7 @@ struct drm_i915_cmd_table { #define IS_PINEVIEW_G(dev_priv) (INTEL_DEVID(dev_priv) == 0xa001) #define IS_PINEVIEW_M(dev_priv) (INTEL_DEVID(dev_priv) == 0xa011) #define IS_PINEVIEW(dev_priv) ((dev_priv)->info.is_pineview) -#define IS_G33(dev) (INTEL_INFO(dev)->is_g33) +#define IS_G33(dev_priv) ((dev_priv)->info.is_g33) #define IS_IRONLAKE_M(dev_priv) (INTEL_DEVID(dev_priv) == 0x0046) #define IS_IVYBRIDGE(dev_priv) ((dev_priv)->info.is_ivybridge) #define IS_IVB_GT1(dev_priv) (INTEL_DEVID(dev_priv) == 0x0156 || \ diff --git a/drivers/gpu/drm/i915/i915_gem_stolen.c b/drivers/gpu/drm/i915/i915_gem_stolen.c index 1a63ffa4d189..3725a1d3b254 100644 --- a/drivers/gpu/drm/i915/i915_gem_stolen.c +++ b/drivers/gpu/drm/i915/i915_gem_stolen.c @@ -109,7 +109,7 @@ static unsigned long i915_stolen_to_physical(struct drm_device *dev) * */ base = 0; - if (INTEL_INFO(dev)->gen >= 3) { + if (INTEL_GEN(dev_priv) >= 3) { u32 bsm; pci_read_config_dword(pdev, INTEL_BSM, &bsm); @@ -138,7 +138,7 @@ static unsigned long i915_stolen_to_physical(struct drm_device *dev) I865_TOUD, &toud); base = (toud << 16) + tseg_size; - } else if (IS_I85X(dev)) { + } else if (IS_I85X(dev_priv)) { u32 tseg_size = 0; u32 tom; u8 tmp; diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index afd3babc4a9d..7199f853b3a0 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -1530,7 +1530,7 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc) int planea_wm, planeb_wm; struct intel_crtc *crtc, *enabled = NULL; - if (IS_I945GM(dev)) + if (IS_I945GM(dev_priv)) wm_info = &i945_wm_info; else if (!IS_GEN2(dev_priv)) wm_info = &i915_wm_info; -- cgit v1.2.3 From ffc7a76b8bce780aa21b9979198da8ecd8303544 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:21 +0200 Subject: drm/i915: Pass dev_priv to single_enabled_crtc() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify our approach to things by passing around dev_priv instead of dev. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-23-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_pm.c | 22 +++++++++------------- 1 file changed, 9 insertions(+), 13 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 7199f853b3a0..cb518c506c67 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -618,11 +618,11 @@ static unsigned long intel_calculate_wm(unsigned long clock_in_khz, return wm_size; } -static struct intel_crtc *single_enabled_crtc(struct drm_device *dev) +static struct intel_crtc *single_enabled_crtc(struct drm_i915_private *dev_priv) { struct intel_crtc *crtc, *enabled = NULL; - for_each_intel_crtc(dev, crtc) { + for_each_intel_crtc(&dev_priv->drm, crtc) { if (intel_crtc_active(crtc)) { if (enabled) return NULL; @@ -635,8 +635,7 @@ static struct intel_crtc *single_enabled_crtc(struct drm_device *dev) static void pineview_update_wm(struct intel_crtc *unused_crtc) { - struct drm_device *dev = unused_crtc->base.dev; - struct drm_i915_private *dev_priv = to_i915(dev); + struct drm_i915_private *dev_priv = to_i915(unused_crtc->base.dev); struct intel_crtc *crtc; const struct cxsr_latency *latency; u32 reg; @@ -652,7 +651,7 @@ static void pineview_update_wm(struct intel_crtc *unused_crtc) return; } - crtc = single_enabled_crtc(dev); + crtc = single_enabled_crtc(dev_priv); if (crtc) { const struct drm_display_mode *adjusted_mode = &crtc->config->base.adjusted_mode; @@ -1443,15 +1442,14 @@ static void g4x_update_wm(struct intel_crtc *crtc) static void i965_update_wm(struct intel_crtc *unused_crtc) { - struct drm_device *dev = unused_crtc->base.dev; - struct drm_i915_private *dev_priv = to_i915(dev); + struct drm_i915_private *dev_priv = to_i915(unused_crtc->base.dev); struct intel_crtc *crtc; int srwm = 1; int cursor_sr = 16; bool cxsr_enabled; /* Calc sr entries for one plane configs */ - crtc = single_enabled_crtc(dev); + crtc = single_enabled_crtc(dev_priv); if (crtc) { /* self-refresh has much higher latency */ static const int sr_latency_ns = 12000; @@ -1520,8 +1518,7 @@ static void i965_update_wm(struct intel_crtc *unused_crtc) static void i9xx_update_wm(struct intel_crtc *unused_crtc) { - struct drm_device *dev = unused_crtc->base.dev; - struct drm_i915_private *dev_priv = to_i915(dev); + struct drm_i915_private *dev_priv = to_i915(unused_crtc->base.dev); const struct intel_watermark_params *wm_info; uint32_t fwater_lo; uint32_t fwater_hi; @@ -1668,14 +1665,13 @@ static void i9xx_update_wm(struct intel_crtc *unused_crtc) static void i845_update_wm(struct intel_crtc *unused_crtc) { - struct drm_device *dev = unused_crtc->base.dev; - struct drm_i915_private *dev_priv = to_i915(dev); + struct drm_i915_private *dev_priv = to_i915(unused_crtc->base.dev); struct intel_crtc *crtc; const struct drm_display_mode *adjusted_mode; uint32_t fwater_lo; int planea_wm; - crtc = single_enabled_crtc(dev); + crtc = single_enabled_crtc(dev_priv); if (crtc == NULL) return; -- cgit v1.2.3 From 46f16e631aa2001cd4a4899b4797d4f0b847ad10 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:22 +0200 Subject: drm/i915: Pass dev_priv to init_clock_gating MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify our approach to things by passing around dev_priv instead of dev. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-24-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/i915_drv.c | 3 +- drivers/gpu/drm/i915/i915_drv.h | 2 +- drivers/gpu/drm/i915/intel_display.c | 2 +- drivers/gpu/drm/i915/intel_drv.h | 2 +- drivers/gpu/drm/i915/intel_pm.c | 129 ++++++++++++----------------------- 5 files changed, 49 insertions(+), 89 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 77ca07f7f94e..f83dde9e36d1 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -2264,7 +2264,6 @@ err1: static int vlv_resume_prepare(struct drm_i915_private *dev_priv, bool rpm_resume) { - struct drm_device *dev = &dev_priv->drm; int err; int ret; @@ -2289,7 +2288,7 @@ static int vlv_resume_prepare(struct drm_i915_private *dev_priv, vlv_check_no_gt_access(dev_priv); if (rpm_resume) - intel_init_clock_gating(dev); + intel_init_clock_gating(dev_priv); return ret; } diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 63672c3c1118..b8e72cdcb713 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -525,7 +525,7 @@ struct drm_i915_display_funcs { const struct drm_display_mode *adjusted_mode); void (*audio_codec_disable)(struct intel_encoder *encoder); void (*fdi_link_train)(struct drm_crtc *crtc); - void (*init_clock_gating)(struct drm_device *dev); + void (*init_clock_gating)(struct drm_i915_private *dev_priv); int (*queue_flip)(struct drm_device *dev, struct drm_crtc *crtc, struct drm_framebuffer *fb, struct drm_i915_gem_object *obj, diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 53e846158559..a46922aec99b 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -16314,7 +16314,7 @@ void intel_modeset_init_hw(struct drm_device *dev) dev_priv->atomic_cdclk_freq = dev_priv->cdclk_freq; - intel_init_clock_gating(dev); + intel_init_clock_gating(dev_priv); } /* diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 0fdd546ac8d8..3a9ca2755829 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1703,7 +1703,7 @@ bool chv_phy_powergate_ch(struct drm_i915_private *dev_priv, enum dpio_phy phy, /* intel_pm.c */ -void intel_init_clock_gating(struct drm_device *dev); +void intel_init_clock_gating(struct drm_i915_private *dev_priv); void intel_suspend_hw(struct drm_device *dev); int ilk_wm_max_level(const struct drm_i915_private *dev_priv); void intel_update_watermarks(struct intel_crtc *crtc); diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index cb518c506c67..3e9bc2ac26b4 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -56,10 +56,8 @@ #define INTEL_RC6p_ENABLE (1<<1) #define INTEL_RC6pp_ENABLE (1<<2) -static void gen9_init_clock_gating(struct drm_device *dev) +static void gen9_init_clock_gating(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = dev->dev_private; - /* See Bspec note for PSR2_CTL bit 31, Wa#828:skl,bxt,kbl */ I915_WRITE(CHICKEN_PAR1_1, I915_READ(CHICKEN_PAR1_1) | SKL_EDP_PSR_FIX_RDWRAP); @@ -82,11 +80,9 @@ static void gen9_init_clock_gating(struct drm_device *dev) ILK_DPFC_DISABLE_DUMMY0); } -static void bxt_init_clock_gating(struct drm_device *dev) +static void bxt_init_clock_gating(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); - - gen9_init_clock_gating(dev); + gen9_init_clock_gating(dev_priv); /* WaDisableSDEUnitClockGating:bxt */ I915_WRITE(GEN8_UCGCTL6, I915_READ(GEN8_UCGCTL6) | @@ -6857,10 +6853,8 @@ void intel_autoenable_gt_powersave(struct drm_i915_private *dev_priv) } } -static void ibx_init_clock_gating(struct drm_device *dev) +static void ibx_init_clock_gating(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); - /* * On Ibex Peak and Cougar Point, we need to disable clock * gating for the panel power sequencer or it will fail to @@ -6869,9 +6863,8 @@ static void ibx_init_clock_gating(struct drm_device *dev) I915_WRITE(SOUTH_DSPCLK_GATE_D, PCH_DPLSUNIT_CLOCK_GATE_DISABLE); } -static void g4x_disable_trickle_feed(struct drm_device *dev) +static void g4x_disable_trickle_feed(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); enum pipe pipe; for_each_pipe(dev_priv, pipe) { @@ -6884,10 +6877,8 @@ static void g4x_disable_trickle_feed(struct drm_device *dev) } } -static void ilk_init_lp_watermarks(struct drm_device *dev) +static void ilk_init_lp_watermarks(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); - I915_WRITE(WM3_LP_ILK, I915_READ(WM3_LP_ILK) & ~WM1_LP_SR_EN); I915_WRITE(WM2_LP_ILK, I915_READ(WM2_LP_ILK) & ~WM1_LP_SR_EN); I915_WRITE(WM1_LP_ILK, I915_READ(WM1_LP_ILK) & ~WM1_LP_SR_EN); @@ -6898,9 +6889,8 @@ static void ilk_init_lp_watermarks(struct drm_device *dev) */ } -static void ironlake_init_clock_gating(struct drm_device *dev) +static void ironlake_init_clock_gating(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); uint32_t dspclk_gate = ILK_VRHUNIT_CLOCK_GATE_DISABLE; /* @@ -6932,7 +6922,7 @@ static void ironlake_init_clock_gating(struct drm_device *dev) (I915_READ(DISP_ARB_CTL) | DISP_FBC_WM_DIS)); - ilk_init_lp_watermarks(dev); + ilk_init_lp_watermarks(dev_priv); /* * Based on the document from hardware guys the following bits @@ -6967,14 +6957,13 @@ static void ironlake_init_clock_gating(struct drm_device *dev) /* WaDisable_RenderCache_OperationalFlush:ilk */ I915_WRITE(CACHE_MODE_0, _MASKED_BIT_DISABLE(RC_OP_FLUSH_ENABLE)); - g4x_disable_trickle_feed(dev); + g4x_disable_trickle_feed(dev_priv); - ibx_init_clock_gating(dev); + ibx_init_clock_gating(dev_priv); } -static void cpt_init_clock_gating(struct drm_device *dev) +static void cpt_init_clock_gating(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); int pipe; uint32_t val; @@ -7009,9 +6998,8 @@ static void cpt_init_clock_gating(struct drm_device *dev) } } -static void gen6_check_mch_setup(struct drm_device *dev) +static void gen6_check_mch_setup(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); uint32_t tmp; tmp = I915_READ(MCH_SSKPD); @@ -7020,9 +7008,8 @@ static void gen6_check_mch_setup(struct drm_device *dev) tmp); } -static void gen6_init_clock_gating(struct drm_device *dev) +static void gen6_init_clock_gating(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); uint32_t dspclk_gate = ILK_VRHUNIT_CLOCK_GATE_DISABLE; I915_WRITE(ILK_DSPCLK_GATE_D, dspclk_gate); @@ -7049,7 +7036,7 @@ static void gen6_init_clock_gating(struct drm_device *dev) I915_WRITE(GEN6_GT_MODE, _MASKED_FIELD(GEN6_WIZ_HASHING_MASK, GEN6_WIZ_HASHING_16x4)); - ilk_init_lp_watermarks(dev); + ilk_init_lp_watermarks(dev_priv); I915_WRITE(CACHE_MODE_0, _MASKED_BIT_DISABLE(CM0_STC_EVICT_DISABLE_LRA_SNB)); @@ -7110,11 +7097,11 @@ static void gen6_init_clock_gating(struct drm_device *dev) ILK_DPARBUNIT_CLOCK_GATE_ENABLE | ILK_DPFDUNIT_CLOCK_GATE_ENABLE); - g4x_disable_trickle_feed(dev); + g4x_disable_trickle_feed(dev_priv); - cpt_init_clock_gating(dev); + cpt_init_clock_gating(dev_priv); - gen6_check_mch_setup(dev); + gen6_check_mch_setup(dev_priv); } static void gen7_setup_fixed_func_scheduler(struct drm_i915_private *dev_priv) @@ -7135,10 +7122,8 @@ static void gen7_setup_fixed_func_scheduler(struct drm_i915_private *dev_priv) I915_WRITE(GEN7_FF_THREAD_MODE, reg); } -static void lpt_init_clock_gating(struct drm_device *dev) +static void lpt_init_clock_gating(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); - /* * TODO: this bit should only be enabled when really needed, then * disabled when not needed anymore in order to save power. @@ -7189,11 +7174,9 @@ static void gen8_set_l3sqc_credits(struct drm_i915_private *dev_priv, I915_WRITE(GEN7_MISCCPCTL, misccpctl); } -static void kabylake_init_clock_gating(struct drm_device *dev) +static void kabylake_init_clock_gating(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = dev->dev_private; - - gen9_init_clock_gating(dev); + gen9_init_clock_gating(dev_priv); /* WaDisableSDEUnitClockGating:kbl */ if (IS_KBL_REVID(dev_priv, 0, KBL_REVID_B0)) @@ -7210,11 +7193,9 @@ static void kabylake_init_clock_gating(struct drm_device *dev) ILK_DPFC_NUKE_ON_ANY_MODIFICATION); } -static void skylake_init_clock_gating(struct drm_device *dev) +static void skylake_init_clock_gating(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = dev->dev_private; - - gen9_init_clock_gating(dev); + gen9_init_clock_gating(dev_priv); /* WAC6entrylatency:skl */ I915_WRITE(FBC_LLC_READ_CTRL, I915_READ(FBC_LLC_READ_CTRL) | @@ -7225,12 +7206,11 @@ static void skylake_init_clock_gating(struct drm_device *dev) ILK_DPFC_NUKE_ON_ANY_MODIFICATION); } -static void broadwell_init_clock_gating(struct drm_device *dev) +static void broadwell_init_clock_gating(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); enum pipe pipe; - ilk_init_lp_watermarks(dev); + ilk_init_lp_watermarks(dev_priv); /* WaSwitchSolVfFArbitrationPriority:bdw */ I915_WRITE(GAM_ECOCHK, I915_READ(GAM_ECOCHK) | HSW_ECOCHK_ARB_PRIO_SOL); @@ -7273,14 +7253,12 @@ static void broadwell_init_clock_gating(struct drm_device *dev) I915_WRITE(CHICKEN_PAR2_1, I915_READ(CHICKEN_PAR2_1) | KVM_CONFIG_CHANGE_NOTIFICATION_SELECT); - lpt_init_clock_gating(dev); + lpt_init_clock_gating(dev_priv); } -static void haswell_init_clock_gating(struct drm_device *dev) +static void haswell_init_clock_gating(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); - - ilk_init_lp_watermarks(dev); + ilk_init_lp_watermarks(dev_priv); /* L3 caching of data atomics doesn't work -- disable it. */ I915_WRITE(HSW_SCRATCH1, HSW_SCRATCH1_L3_DATA_ATOMICS_DISABLE); @@ -7329,15 +7307,14 @@ static void haswell_init_clock_gating(struct drm_device *dev) I915_WRITE(CHICKEN_PAR1_1, I915_READ(CHICKEN_PAR1_1) | FORCE_ARB_IDLE_PLANES); - lpt_init_clock_gating(dev); + lpt_init_clock_gating(dev_priv); } -static void ivybridge_init_clock_gating(struct drm_device *dev) +static void ivybridge_init_clock_gating(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); uint32_t snpcr; - ilk_init_lp_watermarks(dev); + ilk_init_lp_watermarks(dev_priv); I915_WRITE(ILK_DSPCLK_GATE_D, ILK_VRHUNIT_CLOCK_GATE_DISABLE); @@ -7394,7 +7371,7 @@ static void ivybridge_init_clock_gating(struct drm_device *dev) I915_READ(GEN7_SQ_CHICKEN_MBCUNIT_CONFIG) | GEN7_SQ_CHICKEN_MBCUNIT_SQINTMOB); - g4x_disable_trickle_feed(dev); + g4x_disable_trickle_feed(dev_priv); gen7_setup_fixed_func_scheduler(dev_priv); @@ -7425,15 +7402,13 @@ static void ivybridge_init_clock_gating(struct drm_device *dev) I915_WRITE(GEN6_MBCUNIT_SNPCR, snpcr); if (!HAS_PCH_NOP(dev_priv)) - cpt_init_clock_gating(dev); + cpt_init_clock_gating(dev_priv); - gen6_check_mch_setup(dev); + gen6_check_mch_setup(dev_priv); } -static void valleyview_init_clock_gating(struct drm_device *dev) +static void valleyview_init_clock_gating(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); - /* WaDisableEarlyCull:vlv */ I915_WRITE(_3D_CHICKEN3, _MASKED_BIT_ENABLE(_3D_CHICKEN_SF_DISABLE_OBJEND_CULL)); @@ -7512,10 +7487,8 @@ static void valleyview_init_clock_gating(struct drm_device *dev) I915_WRITE(VLV_GUNIT_CLOCK_GATE, GCFG_DIS); } -static void cherryview_init_clock_gating(struct drm_device *dev) +static void cherryview_init_clock_gating(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); - /* WaVSRefCountFullforceMissDisable:chv */ /* WaDSRefCountFullforceMissDisable:chv */ I915_WRITE(GEN7_FF_THREAD_MODE, @@ -7548,9 +7521,8 @@ static void cherryview_init_clock_gating(struct drm_device *dev) I915_WRITE(HSW_GTT_CACHE_EN, GTT_CACHE_EN_ALL); } -static void g4x_init_clock_gating(struct drm_device *dev) +static void g4x_init_clock_gating(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); uint32_t dspclk_gate; I915_WRITE(RENCLK_GATE_D1, 0); @@ -7572,13 +7544,11 @@ static void g4x_init_clock_gating(struct drm_device *dev) /* WaDisable_RenderCache_OperationalFlush:g4x */ I915_WRITE(CACHE_MODE_0, _MASKED_BIT_DISABLE(RC_OP_FLUSH_ENABLE)); - g4x_disable_trickle_feed(dev); + g4x_disable_trickle_feed(dev_priv); } -static void crestline_init_clock_gating(struct drm_device *dev) +static void crestline_init_clock_gating(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); - I915_WRITE(RENCLK_GATE_D1, I965_RCC_CLOCK_GATE_DISABLE); I915_WRITE(RENCLK_GATE_D2, 0); I915_WRITE(DSPCLK_GATE_D, 0); @@ -7591,10 +7561,8 @@ static void crestline_init_clock_gating(struct drm_device *dev) I915_WRITE(CACHE_MODE_0, _MASKED_BIT_DISABLE(RC_OP_FLUSH_ENABLE)); } -static void broadwater_init_clock_gating(struct drm_device *dev) +static void broadwater_init_clock_gating(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); - I915_WRITE(RENCLK_GATE_D1, I965_RCZ_CLOCK_GATE_DISABLE | I965_RCC_CLOCK_GATE_DISABLE | I965_RCPB_CLOCK_GATE_DISABLE | @@ -7608,9 +7576,8 @@ static void broadwater_init_clock_gating(struct drm_device *dev) I915_WRITE(CACHE_MODE_0, _MASKED_BIT_DISABLE(RC_OP_FLUSH_ENABLE)); } -static void gen3_init_clock_gating(struct drm_device *dev) +static void gen3_init_clock_gating(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); u32 dstate = I915_READ(D_STATE); dstate |= DSTATE_PLL_D3_OFF | DSTATE_GFX_CLOCK_GATING | @@ -7633,10 +7600,8 @@ static void gen3_init_clock_gating(struct drm_device *dev) _MASKED_BIT_ENABLE(MI_ARB_DISPLAY_TRICKLE_FEED_DISABLE)); } -static void i85x_init_clock_gating(struct drm_device *dev) +static void i85x_init_clock_gating(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); - I915_WRITE(RENCLK_GATE_D1, SV_CLOCK_GATE_DISABLE); /* interrupts should cause a wake up from C3 */ @@ -7647,10 +7612,8 @@ static void i85x_init_clock_gating(struct drm_device *dev) _MASKED_BIT_ENABLE(MEM_DISPLAY_TRICKLE_FEED_DISABLE)); } -static void i830_init_clock_gating(struct drm_device *dev) +static void i830_init_clock_gating(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); - I915_WRITE(DSPCLK_GATE_D, OVRUNIT_CLOCK_GATE_DISABLE); I915_WRITE(MEM_MODE, @@ -7658,11 +7621,9 @@ static void i830_init_clock_gating(struct drm_device *dev) _MASKED_BIT_ENABLE(MEM_DISPLAY_B_TRICKLE_FEED_DISABLE)); } -void intel_init_clock_gating(struct drm_device *dev) +void intel_init_clock_gating(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); - - dev_priv->display.init_clock_gating(dev); + dev_priv->display.init_clock_gating(dev_priv); } void intel_suspend_hw(struct drm_device *dev) @@ -7671,7 +7632,7 @@ void intel_suspend_hw(struct drm_device *dev) lpt_suspend_hw(dev); } -static void nop_init_clock_gating(struct drm_device *dev) +static void nop_init_clock_gating(struct drm_i915_private *dev_priv) { DRM_DEBUG_KMS("No clock gating settings or workarounds applied.\n"); } -- cgit v1.2.3 From 712bf36449ef6eb7a130153db9cb13fe897dc2e4 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:23 +0200 Subject: drm/i915: Pass dev_priv to intel_suspend_hw() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify our approach to things by passing around dev_priv instead of dev. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-25-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/i915_drv.c | 2 +- drivers/gpu/drm/i915/intel_drv.h | 2 +- drivers/gpu/drm/i915/intel_pm.c | 10 ++++------ 3 files changed, 6 insertions(+), 8 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index f83dde9e36d1..48f4d210baf6 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -1435,7 +1435,7 @@ static int i915_drm_suspend(struct drm_device *dev) intel_suspend_encoders(dev_priv); - intel_suspend_hw(dev); + intel_suspend_hw(dev_priv); i915_gem_suspend_gtt_mappings(dev); diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 3a9ca2755829..8765f8d5366c 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1704,7 +1704,7 @@ bool chv_phy_powergate_ch(struct drm_i915_private *dev_priv, enum dpio_phy phy, /* intel_pm.c */ void intel_init_clock_gating(struct drm_i915_private *dev_priv); -void intel_suspend_hw(struct drm_device *dev); +void intel_suspend_hw(struct drm_i915_private *dev_priv); int ilk_wm_max_level(const struct drm_i915_private *dev_priv); void intel_update_watermarks(struct intel_crtc *crtc); void intel_init_pm(struct drm_device *dev); diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 3e9bc2ac26b4..8c5fb8f6af10 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -7139,10 +7139,8 @@ static void lpt_init_clock_gating(struct drm_i915_private *dev_priv) TRANS_CHICKEN1_DP0UNIT_GC_DISABLE); } -static void lpt_suspend_hw(struct drm_device *dev) +static void lpt_suspend_hw(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); - if (HAS_PCH_LPT_LP(dev_priv)) { uint32_t val = I915_READ(SOUTH_DSPCLK_GATE_D); @@ -7626,10 +7624,10 @@ void intel_init_clock_gating(struct drm_i915_private *dev_priv) dev_priv->display.init_clock_gating(dev_priv); } -void intel_suspend_hw(struct drm_device *dev) +void intel_suspend_hw(struct drm_i915_private *dev_priv) { - if (HAS_PCH_LPT(to_i915(dev))) - lpt_suspend_hw(dev); + if (HAS_PCH_LPT(dev_priv)) + lpt_suspend_hw(dev_priv); } static void nop_init_clock_gating(struct drm_i915_private *dev_priv) -- cgit v1.2.3 From bb7265197a86bd68078825723b572599fcc60d2b Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:24 +0200 Subject: drm/i915: Pass dev_priv to ilk_setup_wm_latency() & co. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify our approach to things by passing around dev_priv instead of dev. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-26-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_pm.c | 38 +++++++++++++++----------------------- 1 file changed, 15 insertions(+), 23 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 8c5fb8f6af10..d2320b19034e 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -935,10 +935,8 @@ static unsigned int vlv_wm_method2(unsigned int pixel_rate, return ret; } -static void vlv_setup_wm_latency(struct drm_device *dev) +static void vlv_setup_wm_latency(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); - /* all latencies in usec */ dev_priv->wm.pri_latency[VLV_WM_LEVEL_PM2] = 3; @@ -2087,10 +2085,9 @@ hsw_compute_linetime_wm(const struct intel_crtc_state *cstate) PIPE_WM_LINETIME_TIME(linetime); } -static void intel_read_wm_latency(struct drm_device *dev, uint16_t wm[8]) +static void intel_read_wm_latency(struct drm_i915_private *dev_priv, + uint16_t wm[8]) { - struct drm_i915_private *dev_priv = to_i915(dev); - if (IS_GEN9(dev_priv)) { uint32_t val; int ret, i; @@ -2176,14 +2173,14 @@ static void intel_read_wm_latency(struct drm_device *dev, uint16_t wm[8]) wm[2] = (sskpd >> 12) & 0xFF; wm[3] = (sskpd >> 20) & 0x1FF; wm[4] = (sskpd >> 32) & 0x1FF; - } else if (INTEL_INFO(dev)->gen >= 6) { + } else if (INTEL_GEN(dev_priv) >= 6) { uint32_t sskpd = I915_READ(MCH_SSKPD); wm[0] = (sskpd >> SSKPD_WM0_SHIFT) & SSKPD_WM_MASK; wm[1] = (sskpd >> SSKPD_WM1_SHIFT) & SSKPD_WM_MASK; wm[2] = (sskpd >> SSKPD_WM2_SHIFT) & SSKPD_WM_MASK; wm[3] = (sskpd >> SSKPD_WM3_SHIFT) & SSKPD_WM_MASK; - } else if (INTEL_INFO(dev)->gen >= 5) { + } else if (INTEL_GEN(dev_priv) >= 5) { uint32_t mltr = I915_READ(MLTR_ILK); /* ILK primary LP0 latency is 700 ns */ @@ -2271,9 +2268,8 @@ static bool ilk_increase_wm_latency(struct drm_i915_private *dev_priv, return true; } -static void snb_wm_latency_quirk(struct drm_device *dev) +static void snb_wm_latency_quirk(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); bool changed; /* @@ -2293,11 +2289,9 @@ static void snb_wm_latency_quirk(struct drm_device *dev) intel_print_wm_latency(dev_priv, "Cursor", dev_priv->wm.cur_latency); } -static void ilk_setup_wm_latency(struct drm_device *dev) +static void ilk_setup_wm_latency(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); - - intel_read_wm_latency(dev, dev_priv->wm.pri_latency); + intel_read_wm_latency(dev_priv, dev_priv->wm.pri_latency); memcpy(dev_priv->wm.spr_latency, dev_priv->wm.pri_latency, sizeof(dev_priv->wm.pri_latency)); @@ -2312,14 +2306,12 @@ static void ilk_setup_wm_latency(struct drm_device *dev) intel_print_wm_latency(dev_priv, "Cursor", dev_priv->wm.cur_latency); if (IS_GEN6(dev_priv)) - snb_wm_latency_quirk(dev); + snb_wm_latency_quirk(dev_priv); } -static void skl_setup_wm_latency(struct drm_device *dev) +static void skl_setup_wm_latency(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); - - intel_read_wm_latency(dev, dev_priv->wm.skl_latency); + intel_read_wm_latency(dev_priv, dev_priv->wm.skl_latency); intel_print_wm_latency(dev_priv, "Gen9 Plane", dev_priv->wm.skl_latency); } @@ -7699,11 +7691,11 @@ void intel_init_pm(struct drm_device *dev) /* For FIFO watermark updates */ if (INTEL_INFO(dev)->gen >= 9) { - skl_setup_wm_latency(dev); + skl_setup_wm_latency(dev_priv); dev_priv->display.update_wm = skl_update_wm; dev_priv->display.compute_global_watermarks = skl_compute_wm; } else if (HAS_PCH_SPLIT(dev_priv)) { - ilk_setup_wm_latency(dev); + ilk_setup_wm_latency(dev_priv); if ((IS_GEN5(dev_priv) && dev_priv->wm.pri_latency[1] && dev_priv->wm.spr_latency[1] && dev_priv->wm.cur_latency[1]) || @@ -7721,10 +7713,10 @@ void intel_init_pm(struct drm_device *dev) "Disable CxSR\n"); } } else if (IS_CHERRYVIEW(dev_priv)) { - vlv_setup_wm_latency(dev); + vlv_setup_wm_latency(dev_priv); dev_priv->display.update_wm = vlv_update_wm; } else if (IS_VALLEYVIEW(dev_priv)) { - vlv_setup_wm_latency(dev); + vlv_setup_wm_latency(dev_priv); dev_priv->display.update_wm = vlv_update_wm; } else if (IS_PINEVIEW(dev_priv)) { if (!intel_get_cxsr_latency(IS_PINEVIEW_G(dev_priv), -- cgit v1.2.3 From 62d75df7b00fab9487ba6f8012581c1d88a05abb Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 31 Oct 2016 22:37:25 +0200 Subject: drm/i915: Pass dev_priv to intel_init_pm() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Unify our approach to things by passing around dev_priv instead of dev. Signed-off-by: Ville Syrjälä Link: http://patchwork.freedesktop.org/patch/msgid/1477946245-14134-27-git-send-email-ville.syrjala@linux.intel.com Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/intel_display.c | 2 +- drivers/gpu/drm/i915/intel_drv.h | 2 +- drivers/gpu/drm/i915/intel_pm.c | 8 +++----- 3 files changed, 5 insertions(+), 7 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index a46922aec99b..97589102442c 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -16419,7 +16419,7 @@ int intel_modeset_init(struct drm_device *dev) intel_init_quirks(dev); - intel_init_pm(dev); + intel_init_pm(dev_priv); if (INTEL_INFO(dev)->num_pipes == 0) return 0; diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index 8765f8d5366c..398195bf6dd1 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -1707,7 +1707,7 @@ void intel_init_clock_gating(struct drm_i915_private *dev_priv); void intel_suspend_hw(struct drm_i915_private *dev_priv); int ilk_wm_max_level(const struct drm_i915_private *dev_priv); void intel_update_watermarks(struct intel_crtc *crtc); -void intel_init_pm(struct drm_device *dev); +void intel_init_pm(struct drm_i915_private *dev_priv); void intel_init_clock_gating_hooks(struct drm_i915_private *dev_priv); void intel_pm_setup(struct drm_device *dev); void intel_gpu_ips_init(struct drm_i915_private *dev_priv); diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index d2320b19034e..cc9e0c0f445f 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -7677,10 +7677,8 @@ void intel_init_clock_gating_hooks(struct drm_i915_private *dev_priv) } /* Set up chip specific power management-related functions */ -void intel_init_pm(struct drm_device *dev) +void intel_init_pm(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = to_i915(dev); - intel_fbc_init(dev_priv); /* For cxsr */ @@ -7690,7 +7688,7 @@ void intel_init_pm(struct drm_device *dev) i915_ironlake_get_mem_freq(dev_priv); /* For FIFO watermark updates */ - if (INTEL_INFO(dev)->gen >= 9) { + if (INTEL_GEN(dev_priv) >= 9) { skl_setup_wm_latency(dev_priv); dev_priv->display.update_wm = skl_update_wm; dev_priv->display.compute_global_watermarks = skl_compute_wm; @@ -7741,7 +7739,7 @@ void intel_init_pm(struct drm_device *dev) dev_priv->display.update_wm = i9xx_update_wm; dev_priv->display.get_fifo_size = i9xx_get_fifo_size; } else if (IS_GEN2(dev_priv)) { - if (INTEL_INFO(dev)->num_pipes == 1) { + if (INTEL_INFO(dev_priv)->num_pipes == 1) { dev_priv->display.update_wm = i845_update_wm; dev_priv->display.get_fifo_size = i845_get_fifo_size; } else { -- cgit v1.2.3 From 3599a91cc8d07542dbeef44034a70ed2d1d1ba98 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Tue, 1 Nov 2016 14:44:10 +0000 Subject: drm/i915: Allow shrinking of userptr objects once again Commit 1bec9b0bda3d ("drm/i915/shrinker: Only shmemfs objects are backed by swap") stopped considering the userptr objects in shrinker callbacks. Restore that so idle userptr objects can be discarded in order to free up memory. One change further to what was introduced in 1bec9b0bda3d is to start considering userptr objects in oom but that should also be a correct thing to do. v2: Introduce I915_GEM_OBJECT_IS_SHRINKABLE. (Chris Wilson) Signed-off-by: Tvrtko Ursulin Fixes: 1bec9b0bda3d ("drm/i915/shrinker: Only shmemfs objects are backed by swap") Cc: Chris Wilson Cc: Joonas Lahtinen Cc: Mika Kuoppala Cc: Link: http://patchwork.freedesktop.org/patch/msgid/1478011450-6634-1-git-send-email-tvrtko.ursulin@linux.intel.com --- drivers/gpu/drm/i915/i915_drv.h | 7 +++++++ drivers/gpu/drm/i915/i915_gem.c | 3 ++- drivers/gpu/drm/i915/i915_gem_internal.c | 3 ++- drivers/gpu/drm/i915/i915_gem_shrinker.c | 4 ++-- drivers/gpu/drm/i915/i915_gem_userptr.c | 3 ++- 5 files changed, 15 insertions(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index b8e72cdcb713..f20e24baf95c 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2181,6 +2181,7 @@ enum hdmi_force_audio { struct drm_i915_gem_object_ops { unsigned int flags; #define I915_GEM_OBJECT_HAS_STRUCT_PAGE 0x1 +#define I915_GEM_OBJECT_IS_SHRINKABLE 0x2 /* Interface between the GEM object and its backing storage. * get_pages() is called once prior to the use of the associated set @@ -2429,6 +2430,12 @@ i915_gem_object_has_struct_page(const struct drm_i915_gem_object *obj) return obj->ops->flags & I915_GEM_OBJECT_HAS_STRUCT_PAGE; } +static inline bool +i915_gem_object_is_shrinkable(const struct drm_i915_gem_object *obj) +{ + return obj->ops->flags & I915_GEM_OBJECT_IS_SHRINKABLE; +} + static inline bool i915_gem_object_is_active(const struct drm_i915_gem_object *obj) { diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 207b8ef85136..a97fdfa80663 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -4146,7 +4146,8 @@ void i915_gem_object_init(struct drm_i915_gem_object *obj, } static const struct drm_i915_gem_object_ops i915_gem_object_ops = { - .flags = I915_GEM_OBJECT_HAS_STRUCT_PAGE, + .flags = I915_GEM_OBJECT_HAS_STRUCT_PAGE | + I915_GEM_OBJECT_IS_SHRINKABLE, .get_pages = i915_gem_object_get_pages_gtt, .put_pages = i915_gem_object_put_pages_gtt, }; diff --git a/drivers/gpu/drm/i915/i915_gem_internal.c b/drivers/gpu/drm/i915/i915_gem_internal.c index 1b0607a44a9a..4b3ff3e5b911 100644 --- a/drivers/gpu/drm/i915/i915_gem_internal.c +++ b/drivers/gpu/drm/i915/i915_gem_internal.c @@ -132,7 +132,8 @@ static void i915_gem_object_put_pages_internal(struct drm_i915_gem_object *obj, } static const struct drm_i915_gem_object_ops i915_gem_object_internal_ops = { - .flags = I915_GEM_OBJECT_HAS_STRUCT_PAGE, + .flags = I915_GEM_OBJECT_HAS_STRUCT_PAGE | + I915_GEM_OBJECT_IS_SHRINKABLE, .get_pages = i915_gem_object_get_pages_internal, .put_pages = i915_gem_object_put_pages_internal, }; diff --git a/drivers/gpu/drm/i915/i915_gem_shrinker.c b/drivers/gpu/drm/i915/i915_gem_shrinker.c index f988652f1e26..87dd27d5146c 100644 --- a/drivers/gpu/drm/i915/i915_gem_shrinker.c +++ b/drivers/gpu/drm/i915/i915_gem_shrinker.c @@ -83,8 +83,8 @@ static bool can_release_pages(struct drm_i915_gem_object *obj) if (!obj->mm.pages) return false; - /* Only shmemfs objects are backed by swap */ - if (!obj->base.filp) + /* Consider only shrinkable ojects. */ + if (!i915_gem_object_is_shrinkable(obj)) return false; /* Only report true if by unbinding the object and putting its pages diff --git a/drivers/gpu/drm/i915/i915_gem_userptr.c b/drivers/gpu/drm/i915/i915_gem_userptr.c index 9bf44b5bca10..64261639f547 100644 --- a/drivers/gpu/drm/i915/i915_gem_userptr.c +++ b/drivers/gpu/drm/i915/i915_gem_userptr.c @@ -707,7 +707,8 @@ i915_gem_userptr_dmabuf_export(struct drm_i915_gem_object *obj) } static const struct drm_i915_gem_object_ops i915_gem_userptr_ops = { - .flags = I915_GEM_OBJECT_HAS_STRUCT_PAGE, + .flags = I915_GEM_OBJECT_HAS_STRUCT_PAGE | + I915_GEM_OBJECT_IS_SHRINKABLE, .get_pages = i915_gem_userptr_get_pages, .put_pages = i915_gem_userptr_put_pages, .dmabuf_export = i915_gem_userptr_dmabuf_export, -- cgit v1.2.3 From c8a220c686a596a4f669b441b2ea40486dea0513 Mon Sep 17 00:00:00 2001 From: Russell King Date: Tue, 17 May 2016 13:51:08 +0100 Subject: drm/armada: add tracing support Add tracing support to the Armada video overlay and interrupt code. Signed-off-by: Russell King --- drivers/gpu/drm/armada/Makefile | 2 +- drivers/gpu/drm/armada/armada_crtc.c | 3 ++ drivers/gpu/drm/armada/armada_overlay.c | 7 ++++ drivers/gpu/drm/armada/armada_trace.c | 4 ++ drivers/gpu/drm/armada/armada_trace.h | 66 +++++++++++++++++++++++++++++++++ 5 files changed, 81 insertions(+), 1 deletion(-) create mode 100644 drivers/gpu/drm/armada/armada_trace.c create mode 100644 drivers/gpu/drm/armada/armada_trace.h (limited to 'drivers') diff --git a/drivers/gpu/drm/armada/Makefile b/drivers/gpu/drm/armada/Makefile index ffd673615772..a18f156c8b66 100644 --- a/drivers/gpu/drm/armada/Makefile +++ b/drivers/gpu/drm/armada/Makefile @@ -1,5 +1,5 @@ armada-y := armada_crtc.o armada_drv.o armada_fb.o armada_fbdev.o \ - armada_gem.o armada_overlay.o + armada_gem.o armada_overlay.o armada_trace.o armada-y += armada_510.o armada-$(CONFIG_DEBUG_FS) += armada_debugfs.o diff --git a/drivers/gpu/drm/armada/armada_crtc.c b/drivers/gpu/drm/armada/armada_crtc.c index 2f58e9e2a59c..135ad844fbb8 100644 --- a/drivers/gpu/drm/armada/armada_crtc.c +++ b/drivers/gpu/drm/armada/armada_crtc.c @@ -18,6 +18,7 @@ #include "armada_fb.h" #include "armada_gem.h" #include "armada_hw.h" +#include "armada_trace.h" struct armada_frame_work { struct armada_plane_work work; @@ -464,6 +465,8 @@ static irqreturn_t armada_drm_irq(int irq, void *arg) */ writel_relaxed(0, dcrtc->base + LCD_SPU_IRQ_ISR); + trace_armada_drm_irq(&dcrtc->crtc, stat); + /* Mask out those interrupts we haven't enabled */ v = stat & dcrtc->irq_ena; diff --git a/drivers/gpu/drm/armada/armada_overlay.c b/drivers/gpu/drm/armada/armada_overlay.c index 1ee707ef6b8d..94af7c93276e 100644 --- a/drivers/gpu/drm/armada/armada_overlay.c +++ b/drivers/gpu/drm/armada/armada_overlay.c @@ -15,6 +15,7 @@ #include "armada_hw.h" #include #include "armada_ioctlP.h" +#include "armada_trace.h" struct armada_ovl_plane_properties { uint32_t colorkey_yr; @@ -87,6 +88,8 @@ static void armada_ovl_plane_work(struct armada_crtc *dcrtc, { struct armada_ovl_plane *dplane = container_of(plane, struct armada_ovl_plane, base); + trace_armada_ovl_plane_work(&dcrtc->crtc, &plane->base); + armada_drm_crtc_update_regs(dcrtc, dplane->vbl.regs); armada_ovl_retire_fb(dplane, NULL); } @@ -120,6 +123,10 @@ armada_ovl_plane_update(struct drm_plane *plane, struct drm_crtc *crtc, bool visible; int ret; + trace_armada_ovl_plane_update(plane, crtc, fb, + crtc_x, crtc_y, crtc_w, crtc_h, + src_x, src_y, src_w, src_h); + ret = drm_plane_helper_check_update(plane, crtc, fb, &src, &dest, &clip, BIT(DRM_ROTATE_0), 0, INT_MAX, true, false, &visible); diff --git a/drivers/gpu/drm/armada/armada_trace.c b/drivers/gpu/drm/armada/armada_trace.c new file mode 100644 index 000000000000..068b336ba75f --- /dev/null +++ b/drivers/gpu/drm/armada/armada_trace.c @@ -0,0 +1,4 @@ +#ifndef __CHECKER__ +#define CREATE_TRACE_POINTS +#include "armada_trace.h" +#endif diff --git a/drivers/gpu/drm/armada/armada_trace.h b/drivers/gpu/drm/armada/armada_trace.h new file mode 100644 index 000000000000..dc0cba70fd1a --- /dev/null +++ b/drivers/gpu/drm/armada/armada_trace.h @@ -0,0 +1,66 @@ +#if !defined(ARMADA_TRACE_H) || defined(TRACE_HEADER_MULTI_READ) +#define ARMADA_TRACE_H + +#include +#include + +#undef TRACE_SYSTEM +#define TRACE_SYSTEM armada +#define TRACE_INCLUDE_FILE armada_trace + +TRACE_EVENT(armada_drm_irq, + TP_PROTO(struct drm_crtc *crtc, u32 stat), + TP_ARGS(crtc, stat), + TP_STRUCT__entry( + __field(struct drm_crtc *, crtc) + __field(u32, stat) + ), + TP_fast_assign( + __entry->crtc = crtc; + __entry->stat = stat; + ), + TP_printk("crtc %p stat 0x%08x", + __entry->crtc, __entry->stat) +); + +TRACE_EVENT(armada_ovl_plane_update, + TP_PROTO(struct drm_plane *plane, struct drm_crtc *crtc, + struct drm_framebuffer *fb, + int crtc_x, int crtc_y, unsigned crtc_w, unsigned crtc_h, + uint32_t src_x, uint32_t src_y, uint32_t src_w, uint32_t src_h), + TP_ARGS(plane, crtc, fb, crtc_x, crtc_y, crtc_w, crtc_h, src_x, src_y, src_w, src_h), + TP_STRUCT__entry( + __field(struct drm_plane *, plane) + __field(struct drm_crtc *, crtc) + __field(struct drm_framebuffer *, fb) + ), + TP_fast_assign( + __entry->plane = plane; + __entry->crtc = crtc; + __entry->fb = fb; + ), + TP_printk("plane %p crtc %p fb %p", + __entry->plane, __entry->crtc, __entry->fb) +); + +TRACE_EVENT(armada_ovl_plane_work, + TP_PROTO(struct drm_crtc *crtc, struct drm_plane *plane), + TP_ARGS(crtc, plane), + TP_STRUCT__entry( + __field(struct drm_plane *, plane) + __field(struct drm_crtc *, crtc) + ), + TP_fast_assign( + __entry->plane = plane; + __entry->crtc = crtc; + ), + TP_printk("plane %p crtc %p", + __entry->plane, __entry->crtc) +); + +#endif + +/* This part must be outside protection */ +#undef TRACE_INCLUDE_PATH +#define TRACE_INCLUDE_PATH . +#include -- cgit v1.2.3 From ec6fb1590a17468be36c529983981273a345abca Mon Sep 17 00:00:00 2001 From: Russell King Date: Mon, 25 Jul 2016 15:16:11 +0100 Subject: drm/armada: clean up armada_drm_plane_work_run() Make armada_drm_plane_work_run() take the drm_plane pointer rather than our private pointer. This allows us to localise the conversion between these two pointers inside armada_drm_plane_work_run(), rather than at every call site. Signed-off-by: Russell King --- drivers/gpu/drm/armada/armada_crtc.c | 27 +++++++++++---------------- 1 file changed, 11 insertions(+), 16 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/armada/armada_crtc.c b/drivers/gpu/drm/armada/armada_crtc.c index 135ad844fbb8..9ec7e6136bcc 100644 --- a/drivers/gpu/drm/armada/armada_crtc.c +++ b/drivers/gpu/drm/armada/armada_crtc.c @@ -193,17 +193,18 @@ static unsigned armada_drm_crtc_calc_fb(struct drm_framebuffer *fb, } static void armada_drm_plane_work_run(struct armada_crtc *dcrtc, - struct armada_plane *plane) + struct drm_plane *plane) { - struct armada_plane_work *work = xchg(&plane->work, NULL); + struct armada_plane *dplane = drm_to_armada_plane(plane); + struct armada_plane_work *work = xchg(&dplane->work, NULL); /* Handle any pending frame work. */ if (work) { - work->fn(dcrtc, plane, work); + work->fn(dcrtc, dplane, work); drm_crtc_vblank_put(&dcrtc->crtc); } - wake_up(&plane->frame_wait); + wake_up(&dplane->frame_wait); } int armada_drm_plane_work_queue(struct armada_crtc *dcrtc, @@ -308,14 +309,12 @@ static void armada_drm_crtc_finish_fb(struct armada_crtc *dcrtc, static void armada_drm_vblank_off(struct armada_crtc *dcrtc) { - struct armada_plane *plane = drm_to_armada_plane(dcrtc->crtc.primary); - /* * Tell the DRM core that vblank IRQs aren't going to happen for * a while. This cleans up any pending vblank events for us. */ drm_crtc_vblank_off(&dcrtc->crtc); - armada_drm_plane_work_run(dcrtc, plane); + armada_drm_plane_work_run(dcrtc, dcrtc->crtc.primary); } void armada_drm_crtc_gamma_set(struct drm_crtc *crtc, u16 r, u16 g, u16 b, @@ -415,10 +414,8 @@ static void armada_drm_crtc_irq(struct armada_crtc *dcrtc, u32 stat) spin_lock(&dcrtc->irq_lock); ovl_plane = dcrtc->plane; - if (ovl_plane) { - struct armada_plane *plane = drm_to_armada_plane(ovl_plane); - armada_drm_plane_work_run(dcrtc, plane); - } + if (ovl_plane) + armada_drm_plane_work_run(dcrtc, ovl_plane); if (stat & GRA_FRAME_IRQ && dcrtc->interlaced) { int i = stat & GRA_FRAME_IRQ0 ? 0 : 1; @@ -448,10 +445,8 @@ static void armada_drm_crtc_irq(struct armada_crtc *dcrtc, u32 stat) spin_unlock(&dcrtc->irq_lock); - if (stat & GRA_FRAME_IRQ) { - struct armada_plane *plane = drm_to_armada_plane(dcrtc->crtc.primary); - armada_drm_plane_work_run(dcrtc, plane); - } + if (stat & GRA_FRAME_IRQ) + armada_drm_plane_work_run(dcrtc, dcrtc->crtc.primary); } static irqreturn_t armada_drm_irq(int irq, void *arg) @@ -1039,7 +1034,7 @@ static int armada_drm_crtc_page_flip(struct drm_crtc *crtc, * interrupt, so complete it now. */ if (dpms_blanked(dcrtc->dpms)) - armada_drm_plane_work_run(dcrtc, drm_to_armada_plane(dcrtc->crtc.primary)); + armada_drm_plane_work_run(dcrtc, dcrtc->crtc.primary); return 0; } -- cgit v1.2.3 From 8be523db65ad41b6119f59e5a7136c85aad6da29 Mon Sep 17 00:00:00 2001 From: Russell King Date: Tue, 16 Aug 2016 22:09:08 +0100 Subject: drm/armada: move plane state to struct armada_plane Move more of the Armada plane state (source size, and displayed size and position) into a state structure inside struct armada_plane. Signed-off-by: Russell King --- drivers/gpu/drm/armada/armada_crtc.c | 29 ++++++++++++++++++++--------- drivers/gpu/drm/armada/armada_crtc.h | 8 ++++++++ drivers/gpu/drm/armada/armada_overlay.c | 32 ++++++++++++++------------------ 3 files changed, 42 insertions(+), 27 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/armada/armada_crtc.c b/drivers/gpu/drm/armada/armada_crtc.c index 9ec7e6136bcc..719873be3beb 100644 --- a/drivers/gpu/drm/armada/armada_crtc.c +++ b/drivers/gpu/drm/armada/armada_crtc.c @@ -543,6 +543,19 @@ static int armada_drm_crtc_mode_set(struct drm_crtc *crtc, interlaced = !!(adj->flags & DRM_MODE_FLAG_INTERLACE); + val = CFG_GRA_ENA | CFG_GRA_HSMOOTH; + val |= CFG_GRA_FMT(drm_fb_to_armada_fb(dcrtc->crtc.primary->fb)->fmt); + val |= CFG_GRA_MOD(drm_fb_to_armada_fb(dcrtc->crtc.primary->fb)->mod); + + if (drm_fb_to_armada_fb(dcrtc->crtc.primary->fb)->fmt > CFG_420) + val |= CFG_PALETTE_ENA; + + drm_to_armada_plane(crtc->primary)->state.ctrl0 = val; + drm_to_armada_plane(crtc->primary)->state.src_hw = + drm_to_armada_plane(crtc->primary)->state.dst_hw = + adj->crtc_hdisplay << 16 | adj->crtc_vdisplay; + drm_to_armada_plane(crtc->primary)->state.dst_yx = 0; + i = armada_drm_crtc_calc_fb(dcrtc->crtc.primary->fb, x, y, regs, interlaced); @@ -621,8 +634,12 @@ static int armada_drm_crtc_mode_set(struct drm_crtc *crtc, val = adj->crtc_vdisplay << 16 | adj->crtc_hdisplay; armada_reg_queue_set(regs, i, val, LCD_SPU_V_H_ACTIVE); - armada_reg_queue_set(regs, i, val, LCD_SPU_GRA_HPXL_VLN); - armada_reg_queue_set(regs, i, val, LCD_SPU_GZM_HPXL_VLN); + armada_reg_queue_set(regs, i, + drm_to_armada_plane(crtc->primary)->state.src_hw, + LCD_SPU_GRA_HPXL_VLN); + armada_reg_queue_set(regs, i, + drm_to_armada_plane(crtc->primary)->state.dst_hw, + LCD_SPU_GZM_HPXL_VLN); armada_reg_queue_set(regs, i, (lm << 16) | rm, LCD_SPU_H_PORCH); armada_reg_queue_set(regs, i, dcrtc->v[0].spu_v_porch, LCD_SPU_V_PORCH); armada_reg_queue_set(regs, i, dcrtc->v[0].spu_v_h_total, @@ -634,13 +651,7 @@ static int armada_drm_crtc_mode_set(struct drm_crtc *crtc, ADV_VSYNCOFFEN, LCD_SPU_ADV_REG); } - val = CFG_GRA_ENA | CFG_GRA_HSMOOTH; - val |= CFG_GRA_FMT(drm_fb_to_armada_fb(dcrtc->crtc.primary->fb)->fmt); - val |= CFG_GRA_MOD(drm_fb_to_armada_fb(dcrtc->crtc.primary->fb)->mod); - - if (drm_fb_to_armada_fb(dcrtc->crtc.primary->fb)->fmt > CFG_420) - val |= CFG_PALETTE_ENA; - + val = drm_to_armada_plane(crtc->primary)->state.ctrl0; if (interlaced) val |= CFG_GRA_FTOGGLE; diff --git a/drivers/gpu/drm/armada/armada_crtc.h b/drivers/gpu/drm/armada/armada_crtc.h index 04fdd22d483b..5b2b2c55589c 100644 --- a/drivers/gpu/drm/armada/armada_crtc.h +++ b/drivers/gpu/drm/armada/armada_crtc.h @@ -41,10 +41,18 @@ struct armada_plane_work { struct armada_plane_work *); }; +struct armada_plane_state { + u32 src_hw; + u32 dst_hw; + u32 dst_yx; + u32 ctrl0; +}; + struct armada_plane { struct drm_plane base; wait_queue_head_t frame_wait; struct armada_plane_work *work; + struct armada_plane_state state; }; #define drm_to_armada_plane(p) container_of(p, struct armada_plane, base) diff --git a/drivers/gpu/drm/armada/armada_overlay.c b/drivers/gpu/drm/armada/armada_overlay.c index 94af7c93276e..5e979bbd5d6d 100644 --- a/drivers/gpu/drm/armada/armada_overlay.c +++ b/drivers/gpu/drm/armada/armada_overlay.c @@ -33,10 +33,6 @@ struct armada_ovl_plane_properties { struct armada_ovl_plane { struct armada_plane base; struct drm_framebuffer *old_fb; - uint32_t src_hw; - uint32_t dst_hw; - uint32_t dst_yx; - uint32_t ctrl0; struct { struct armada_plane_work work; struct armada_regs regs[13]; @@ -148,22 +144,22 @@ armada_ovl_plane_update(struct drm_plane *plane, struct drm_crtc *crtc, /* FIXME: overlay on an interlaced display */ /* Just updating the position/size? */ - if (plane->fb == fb && dplane->ctrl0 == ctrl0) { + if (plane->fb == fb && dplane->base.state.ctrl0 == ctrl0) { val = (drm_rect_height(&src) & 0xffff0000) | drm_rect_width(&src) >> 16; - dplane->src_hw = val; + dplane->base.state.src_hw = val; writel_relaxed(val, dcrtc->base + LCD_SPU_DMA_HPXL_VLN); val = drm_rect_height(&dest) << 16 | drm_rect_width(&dest); - dplane->dst_hw = val; + dplane->base.state.dst_hw = val; writel_relaxed(val, dcrtc->base + LCD_SPU_DZM_HPXL_VLN); val = dest.y1 << 16 | dest.x1; - dplane->dst_yx = val; + dplane->base.state.dst_yx = val; writel_relaxed(val, dcrtc->base + LCD_SPU_DMA_OVSA_HPXL_VLN); return 0; - } else if (~dplane->ctrl0 & ctrl0 & CFG_DMA_ENA) { + } else if (~dplane->base.state.ctrl0 & ctrl0 & CFG_DMA_ENA) { /* Power up the Y/U/V FIFOs on ENA 0->1 transitions */ armada_updatel(0, CFG_PDWN16x66 | CFG_PDWN32x66, dcrtc->base + LCD_SPU_SRAM_PARA1); @@ -230,28 +226,28 @@ armada_ovl_plane_update(struct drm_plane *plane, struct drm_crtc *crtc, } val = (drm_rect_height(&src) & 0xffff0000) | drm_rect_width(&src) >> 16; - if (dplane->src_hw != val) { - dplane->src_hw = val; + if (dplane->base.state.src_hw != val) { + dplane->base.state.src_hw = val; armada_reg_queue_set(dplane->vbl.regs, idx, val, LCD_SPU_DMA_HPXL_VLN); } val = drm_rect_height(&dest) << 16 | drm_rect_width(&dest); - if (dplane->dst_hw != val) { - dplane->dst_hw = val; + if (dplane->base.state.dst_hw != val) { + dplane->base.state.dst_hw = val; armada_reg_queue_set(dplane->vbl.regs, idx, val, LCD_SPU_DZM_HPXL_VLN); } val = dest.y1 << 16 | dest.x1; - if (dplane->dst_yx != val) { - dplane->dst_yx = val; + if (dplane->base.state.dst_yx != val) { + dplane->base.state.dst_yx = val; armada_reg_queue_set(dplane->vbl.regs, idx, val, LCD_SPU_DMA_OVSA_HPXL_VLN); } - if (dplane->ctrl0 != ctrl0) { - dplane->ctrl0 = ctrl0; + if (dplane->base.state.ctrl0 != ctrl0) { + dplane->base.state.ctrl0 = ctrl0; armada_reg_queue_mod(dplane->vbl.regs, idx, ctrl0, CFG_CBSH_ENA | CFG_DMAFORMAT | CFG_DMA_FTOGGLE | CFG_DMA_HSMOOTH | CFG_DMA_TSTMODE | @@ -282,7 +278,7 @@ static int armada_ovl_plane_disable(struct drm_plane *plane) armada_drm_crtc_plane_disable(dcrtc, plane); dcrtc->plane = NULL; - dplane->ctrl0 = 0; + dplane->base.state.ctrl0 = 0; fb = xchg(&dplane->old_fb, NULL); if (fb) -- cgit v1.2.3 From 37af35c778587b3e0e42d7b816fe4f6170f9c304 Mon Sep 17 00:00:00 2001 From: Russell King Date: Tue, 16 Aug 2016 22:09:09 +0100 Subject: drm/armada: split out primary plane update Split out the primary plane update from the mode setting. Signed-off-by: Russell King --- drivers/gpu/drm/armada/armada_crtc.c | 52 ++++++++++++++++++++++-------------- 1 file changed, 32 insertions(+), 20 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/armada/armada_crtc.c b/drivers/gpu/drm/armada/armada_crtc.c index 719873be3beb..5fff7cada6f5 100644 --- a/drivers/gpu/drm/armada/armada_crtc.c +++ b/drivers/gpu/drm/armada/armada_crtc.c @@ -527,6 +527,34 @@ static uint32_t armada_drm_crtc_calculate_csc(struct armada_crtc *dcrtc) return val; } +static void armada_drm_primary_set(struct drm_crtc *crtc, + struct drm_plane *plane, int x, int y) +{ + struct armada_plane_state *state = &drm_to_armada_plane(plane)->state; + struct armada_crtc *dcrtc = drm_to_armada_crtc(crtc); + struct armada_regs regs[7]; + bool interlaced = dcrtc->interlaced; + unsigned i; + uint32_t ctrl0; + + i = armada_drm_crtc_calc_fb(plane->fb, x, y, regs, interlaced); + + armada_reg_queue_set(regs, i, state->src_hw, LCD_SPU_GRA_HPXL_VLN); + armada_reg_queue_set(regs, i, state->dst_hw, LCD_SPU_GZM_HPXL_VLN); + + ctrl0 = state->ctrl0; + if (interlaced) + ctrl0 |= CFG_GRA_FTOGGLE; + + armada_reg_queue_mod(regs, i, ctrl0, CFG_GRAFORMAT | + CFG_GRA_MOD(CFG_SWAPRB | CFG_SWAPUV | + CFG_SWAPYU | CFG_YUV2RGB) | + CFG_PALETTE_ENA | CFG_GRA_FTOGGLE, + LCD_SPU_DMA_CTRL0); + armada_reg_queue_end(regs, i); + armada_drm_crtc_update_regs(dcrtc, regs); +} + /* The mode_config.mutex will be held for this call */ static int armada_drm_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mode, struct drm_display_mode *adj, @@ -553,12 +581,10 @@ static int armada_drm_crtc_mode_set(struct drm_crtc *crtc, drm_to_armada_plane(crtc->primary)->state.ctrl0 = val; drm_to_armada_plane(crtc->primary)->state.src_hw = drm_to_armada_plane(crtc->primary)->state.dst_hw = - adj->crtc_hdisplay << 16 | adj->crtc_vdisplay; + adj->crtc_vdisplay << 16 | adj->crtc_hdisplay; drm_to_armada_plane(crtc->primary)->state.dst_yx = 0; - i = armada_drm_crtc_calc_fb(dcrtc->crtc.primary->fb, - x, y, regs, interlaced); - + i = 0; rm = adj->crtc_hsync_start - adj->crtc_hdisplay; lm = adj->crtc_htotal - adj->crtc_hsync_end; bm = adj->crtc_vsync_start - adj->crtc_vdisplay; @@ -634,12 +660,6 @@ static int armada_drm_crtc_mode_set(struct drm_crtc *crtc, val = adj->crtc_vdisplay << 16 | adj->crtc_hdisplay; armada_reg_queue_set(regs, i, val, LCD_SPU_V_H_ACTIVE); - armada_reg_queue_set(regs, i, - drm_to_armada_plane(crtc->primary)->state.src_hw, - LCD_SPU_GRA_HPXL_VLN); - armada_reg_queue_set(regs, i, - drm_to_armada_plane(crtc->primary)->state.dst_hw, - LCD_SPU_GZM_HPXL_VLN); armada_reg_queue_set(regs, i, (lm << 16) | rm, LCD_SPU_H_PORCH); armada_reg_queue_set(regs, i, dcrtc->v[0].spu_v_porch, LCD_SPU_V_PORCH); armada_reg_queue_set(regs, i, dcrtc->v[0].spu_v_h_total, @@ -651,16 +671,6 @@ static int armada_drm_crtc_mode_set(struct drm_crtc *crtc, ADV_VSYNCOFFEN, LCD_SPU_ADV_REG); } - val = drm_to_armada_plane(crtc->primary)->state.ctrl0; - if (interlaced) - val |= CFG_GRA_FTOGGLE; - - armada_reg_queue_mod(regs, i, val, CFG_GRAFORMAT | - CFG_GRA_MOD(CFG_SWAPRB | CFG_SWAPUV | - CFG_SWAPYU | CFG_YUV2RGB) | - CFG_PALETTE_ENA | CFG_GRA_FTOGGLE, - LCD_SPU_DMA_CTRL0); - val = adj->flags & DRM_MODE_FLAG_NVSYNC ? CFG_VSYNC_INV : 0; armada_reg_queue_mod(regs, i, val, CFG_VSYNC_INV, LCD_SPU_DMA_CTRL1); @@ -669,6 +679,8 @@ static int armada_drm_crtc_mode_set(struct drm_crtc *crtc, armada_reg_queue_end(regs, i); armada_drm_crtc_update_regs(dcrtc, regs); + + armada_drm_primary_set(crtc, crtc->primary, x, y); spin_unlock_irqrestore(&dcrtc->irq_lock, flags); armada_drm_crtc_update(dcrtc); -- cgit v1.2.3 From 2925db08174eea7afc32258b6fbb4a57810846a0 Mon Sep 17 00:00:00 2001 From: Russell King Date: Tue, 16 Aug 2016 22:09:10 +0100 Subject: drm/armada: move setting primary plane position to armada_drm_primary_set() Move the setting of the primary plane position into armada_drm_primary_set() rather than the initialisation function. Signed-off-by: Russell King --- drivers/gpu/drm/armada/armada_crtc.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/armada/armada_crtc.c b/drivers/gpu/drm/armada/armada_crtc.c index 5fff7cada6f5..6d3b0edde8d7 100644 --- a/drivers/gpu/drm/armada/armada_crtc.c +++ b/drivers/gpu/drm/armada/armada_crtc.c @@ -532,13 +532,14 @@ static void armada_drm_primary_set(struct drm_crtc *crtc, { struct armada_plane_state *state = &drm_to_armada_plane(plane)->state; struct armada_crtc *dcrtc = drm_to_armada_crtc(crtc); - struct armada_regs regs[7]; + struct armada_regs regs[8]; bool interlaced = dcrtc->interlaced; unsigned i; - uint32_t ctrl0; + u32 ctrl0; i = armada_drm_crtc_calc_fb(plane->fb, x, y, regs, interlaced); + armada_reg_queue_set(regs, i, state->dst_yx, LCD_SPU_GRA_OVSA_HPXL_VLN); armada_reg_queue_set(regs, i, state->src_hw, LCD_SPU_GRA_HPXL_VLN); armada_reg_queue_set(regs, i, state->dst_hw, LCD_SPU_GZM_HPXL_VLN); @@ -1191,7 +1192,6 @@ static int armada_drm_crtc_create(struct drm_device *drm, struct device *dev, CFG_PDWN32x32 | CFG_PDWN16x66 | CFG_PDWN32x66 | CFG_PDWN64x66, dcrtc->base + LCD_SPU_SRAM_PARA1); writel_relaxed(0x2032ff81, dcrtc->base + LCD_SPU_DMA_CTRL1); - writel_relaxed(0x00000000, dcrtc->base + LCD_SPU_GRA_OVSA_HPXL_VLN); writel_relaxed(dcrtc->irq_ena, dcrtc->base + LCD_SPU_IRQ_ENA); writel_relaxed(0, dcrtc->base + LCD_SPU_IRQ_ISR); -- cgit v1.2.3 From f0b24871cc3aa71d52553d5a0fa11584b8e4943c Mon Sep 17 00:00:00 2001 From: Russell King Date: Tue, 16 Aug 2016 22:09:11 +0100 Subject: drm/armada: use common helper for plane base address Use a common helper to calculate the plane base address(es) for the framebuffer. Signed-off-by: Russell King --- drivers/gpu/drm/armada/armada_crtc.c | 26 ++++++++++++++++++++++---- drivers/gpu/drm/armada/armada_crtc.h | 2 ++ drivers/gpu/drm/armada/armada_overlay.c | 26 ++++++++++---------------- 3 files changed, 34 insertions(+), 20 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/armada/armada_crtc.c b/drivers/gpu/drm/armada/armada_crtc.c index 6d3b0edde8d7..ceec930696dc 100644 --- a/drivers/gpu/drm/armada/armada_crtc.c +++ b/drivers/gpu/drm/armada/armada_crtc.c @@ -165,19 +165,37 @@ static void armada_drm_crtc_update(struct armada_crtc *dcrtc) } } +void armada_drm_plane_calc_addrs(u32 *addrs, struct drm_framebuffer *fb, + int x, int y) +{ + u32 addr = drm_fb_obj(fb)->dev_addr; + u32 pixel_format = fb->pixel_format; + int num_planes = drm_format_num_planes(pixel_format); + int i; + + if (num_planes > 3) + num_planes = 3; + + for (i = 0; i < num_planes; i++) + addrs[i] = addr + fb->offsets[i] + y * fb->pitches[i] + + x * drm_format_plane_cpp(pixel_format, i); + for (; i < 3; i++) + addrs[i] = 0; +} + static unsigned armada_drm_crtc_calc_fb(struct drm_framebuffer *fb, int x, int y, struct armada_regs *regs, bool interlaced) { - struct armada_gem_object *obj = drm_fb_obj(fb); unsigned pitch = fb->pitches[0]; - unsigned offset = y * pitch + x * fb->bits_per_pixel / 8; - uint32_t addr_odd, addr_even; + u32 addrs[3], addr_odd, addr_even; unsigned i = 0; DRM_DEBUG_DRIVER("pitch %u x %d y %d bpp %d\n", pitch, x, y, fb->bits_per_pixel); - addr_odd = addr_even = obj->dev_addr + offset; + armada_drm_plane_calc_addrs(addrs, fb, x, y); + + addr_odd = addr_even = addrs[0]; if (interlaced) { addr_even += pitch; diff --git a/drivers/gpu/drm/armada/armada_crtc.h b/drivers/gpu/drm/armada/armada_crtc.h index 5b2b2c55589c..b08043e8cc3b 100644 --- a/drivers/gpu/drm/armada/armada_crtc.h +++ b/drivers/gpu/drm/armada/armada_crtc.h @@ -62,6 +62,8 @@ int armada_drm_plane_work_queue(struct armada_crtc *dcrtc, int armada_drm_plane_work_wait(struct armada_plane *plane, long timeout); struct armada_plane_work *armada_drm_plane_work_cancel( struct armada_crtc *dcrtc, struct armada_plane *plane); +void armada_drm_plane_calc_addrs(u32 *addrs, struct drm_framebuffer *fb, + int x, int y); struct armada_crtc { struct drm_crtc crtc; diff --git a/drivers/gpu/drm/armada/armada_overlay.c b/drivers/gpu/drm/armada/armada_overlay.c index 5e979bbd5d6d..41fc28b1e7d1 100644 --- a/drivers/gpu/drm/armada/armada_overlay.c +++ b/drivers/gpu/drm/armada/armada_overlay.c @@ -169,9 +169,8 @@ armada_ovl_plane_update(struct drm_plane *plane, struct drm_crtc *crtc, armada_drm_plane_work_cancel(dcrtc, &dplane->base); if (plane->fb != fb) { - struct armada_gem_object *obj = drm_fb_obj(fb); - uint32_t addr[3], pixel_format; - int i, num_planes, hsub; + u32 addrs[3], pixel_format; + int num_planes, hsub; /* * Take a reference on the new framebuffer - we want to @@ -185,6 +184,8 @@ armada_ovl_plane_update(struct drm_plane *plane, struct drm_crtc *crtc, src_y = src.y1 >> 16; src_x = src.x1 >> 16; + armada_drm_plane_calc_addrs(addrs, fb, src_x, src_y); + pixel_format = fb->pixel_format; hsub = drm_format_horz_chroma_subsampling(pixel_format); num_planes = drm_format_num_planes(pixel_format); @@ -197,24 +198,17 @@ armada_ovl_plane_update(struct drm_plane *plane, struct drm_crtc *crtc, if (src_x & (hsub - 1) && num_planes == 1) ctrl0 ^= CFG_DMA_MOD(CFG_SWAPUV); - for (i = 0; i < num_planes; i++) - addr[i] = obj->dev_addr + fb->offsets[i] + - src_y * fb->pitches[i] + - src_x * drm_format_plane_cpp(pixel_format, i); - for (; i < ARRAY_SIZE(addr); i++) - addr[i] = 0; - - armada_reg_queue_set(dplane->vbl.regs, idx, addr[0], + armada_reg_queue_set(dplane->vbl.regs, idx, addrs[0], LCD_SPU_DMA_START_ADDR_Y0); - armada_reg_queue_set(dplane->vbl.regs, idx, addr[1], + armada_reg_queue_set(dplane->vbl.regs, idx, addrs[1], LCD_SPU_DMA_START_ADDR_U0); - armada_reg_queue_set(dplane->vbl.regs, idx, addr[2], + armada_reg_queue_set(dplane->vbl.regs, idx, addrs[2], LCD_SPU_DMA_START_ADDR_V0); - armada_reg_queue_set(dplane->vbl.regs, idx, addr[0], + armada_reg_queue_set(dplane->vbl.regs, idx, addrs[0], LCD_SPU_DMA_START_ADDR_Y1); - armada_reg_queue_set(dplane->vbl.regs, idx, addr[1], + armada_reg_queue_set(dplane->vbl.regs, idx, addrs[1], LCD_SPU_DMA_START_ADDR_U1); - armada_reg_queue_set(dplane->vbl.regs, idx, addr[2], + armada_reg_queue_set(dplane->vbl.regs, idx, addrs[2], LCD_SPU_DMA_START_ADDR_V1); val = fb->pitches[0] << 16 | fb->pitches[0]; -- cgit v1.2.3 From 0a379e27db5164a7e49a3717b16a59469d944b5d Mon Sep 17 00:00:00 2001 From: Ander Conselvan de Oliveira Date: Wed, 2 Nov 2016 08:44:56 +0200 Subject: drm/i915/bxt: Don't set OCL2_LDOFUSE_PWR_DIS bit in phy init sequence Hardware engineers confirmed that writing to it has no effect, as implied by the FIXME comment. v2: Also remove comment from bxt_ddi_phy_verify_state(). (Imre) Cc: Imre Deak Signed-off-by: Ander Conselvan de Oliveira Reviewed-by: Imre Deak Link: http://patchwork.freedesktop.org/patch/msgid/1478069096-11209-1-git-send-email-ander.conselvan.de.oliveira@intel.com --- drivers/gpu/drm/i915/intel_dpio_phy.c | 21 --------------------- 1 file changed, 21 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_dpio_phy.c b/drivers/gpu/drm/i915/intel_dpio_phy.c index 4a6164a20718..7a8e82dabbf2 100644 --- a/drivers/gpu/drm/i915/intel_dpio_phy.c +++ b/drivers/gpu/drm/i915/intel_dpio_phy.c @@ -365,22 +365,6 @@ static void _bxt_ddi_phy_init(struct drm_i915_private *dev_priv, I915_WRITE(BXT_PORT_CL2CM_DW6(phy), val); } - val = I915_READ(BXT_PORT_CL1CM_DW30(phy)); - val &= ~OCL2_LDOFUSE_PWR_DIS; - /* - * On PHY1 disable power on the second channel, since no port is - * connected there. On PHY0 both channels have a port, so leave it - * enabled. - * TODO: port C is only connected on BXT-P, so on BXT0/1 we should - * power down the second channel on PHY0 as well. - * - * FIXME: Clarify programming of the following, the register is - * read-only with bit 6 fixed at 0 at least in stepping A. - */ - if (!phy_info->dual_channel) - val |= OCL2_LDOFUSE_PWR_DIS; - I915_WRITE(BXT_PORT_CL1CM_DW30(phy), val); - if (phy_info->rcomp_phy != -1) { uint32_t grc_code; /* @@ -508,11 +492,6 @@ bool bxt_ddi_phy_verify_state(struct drm_i915_private *dev_priv, DW6_OLDO_DYN_PWR_DOWN_EN, DW6_OLDO_DYN_PWR_DOWN_EN, "BXT_PORT_CL2CM_DW6(%d)", phy); - /* - * TODO: Verify BXT_PORT_CL1CM_DW30 bit OCL2_LDOFUSE_PWR_DIS, - * at least on stepping A this bit is read-only and fixed at 0. - */ - if (phy_info->rcomp_phy != -1) { u32 grc_code = dev_priv->bxt_phy_grc; -- cgit v1.2.3 From aaf7642e98917fc95c260cbee98d2f426754b265 Mon Sep 17 00:00:00 2001 From: Tomi Valkeinen Date: Fri, 10 Jun 2016 12:50:39 +0300 Subject: drm/omap: fix plane check when crtc is disabled I sometimes see: [drm:drm_framebuffer_remove [drm]] *ERROR* failed to reset crtc ed2a6c00 when fb was deleted: -22 which comes from drm_framebuffer_remove() when it's disabling the crtc with zeroed drm_mode_set. The problem in omap_plane_atomic_check() is that it will use those zeroed fields to verify if the setup is correct. This patch makes omap_plane_atomic_check() return 0 if the crtc is disabled. Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/omap_plane.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/omap_plane.c b/drivers/gpu/drm/omapdrm/omap_plane.c index 0ffd5b930ec0..7bd24185f33c 100644 --- a/drivers/gpu/drm/omapdrm/omap_plane.c +++ b/drivers/gpu/drm/omapdrm/omap_plane.c @@ -164,6 +164,9 @@ static int omap_plane_atomic_check(struct drm_plane *plane, if (IS_ERR(crtc_state)) return PTR_ERR(crtc_state); + if (!crtc_state->enable) + return 0; + if (state->crtc_x < 0 || state->crtc_y < 0) return -EINVAL; -- cgit v1.2.3 From 70dd2a62aa35687ee01c756ea201ea3e970c28ad Mon Sep 17 00:00:00 2001 From: Tomi Valkeinen Date: Fri, 10 Jun 2016 12:50:53 +0300 Subject: drm/omap: cleanup omap_plane_atomic_check() Clean up omap_plane_atomic_check() with: - Check state->fb first. If no fb, return 0. - use drm_atomic_get_existing_crtc_state() instead of drm_atomic_get_crtc_state() Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/omap_plane.c | 21 ++++++++++++--------- 1 file changed, 12 insertions(+), 9 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/omap_plane.c b/drivers/gpu/drm/omapdrm/omap_plane.c index 7bd24185f33c..adab71b17017 100644 --- a/drivers/gpu/drm/omapdrm/omap_plane.c +++ b/drivers/gpu/drm/omapdrm/omap_plane.c @@ -157,12 +157,17 @@ static int omap_plane_atomic_check(struct drm_plane *plane, { struct drm_crtc_state *crtc_state; - if (!state->crtc) + if (!state->fb) return 0; - crtc_state = drm_atomic_get_crtc_state(state->state, state->crtc); - if (IS_ERR(crtc_state)) - return PTR_ERR(crtc_state); + /* crtc should only be NULL when disabling (i.e., !state->fb) */ + if (WARN_ON(!state->crtc)) + return 0; + + crtc_state = drm_atomic_get_existing_crtc_state(state->state, state->crtc); + /* we should have a crtc state if the plane is attached to a crtc */ + if (WARN_ON(!crtc_state)) + return 0; if (!crtc_state->enable) return 0; @@ -176,11 +181,9 @@ static int omap_plane_atomic_check(struct drm_plane *plane, if (state->crtc_y + state->crtc_h > crtc_state->adjusted_mode.vdisplay) return -EINVAL; - if (state->fb) { - if (state->rotation != DRM_ROTATE_0 && - !omap_framebuffer_supports_rotation(state->fb)) - return -EINVAL; - } + if (state->rotation != DRM_ROTATE_0 && + !omap_framebuffer_supports_rotation(state->fb)) + return -EINVAL; return 0; } -- cgit v1.2.3 From cfb73f202dd9952bbcdb12895813ea32008db3c5 Mon Sep 17 00:00:00 2001 From: Tomi Valkeinen Date: Fri, 10 Jun 2016 12:44:31 +0300 Subject: drm/omap: print error instead of WARN() if plane setup fails omap_plane_atomic_update() does WARN_ON() if dispc rejects the given plane config. Change that to dev_err() to lessen the possible spam. To fix this correctly, the plane setup needs much more work by creating a check function for dispc setup, so that we could reliably check the config in atomic_check, instead of only noticing the problem when programming dispc. Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/omap_plane.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/omap_plane.c b/drivers/gpu/drm/omapdrm/omap_plane.c index adab71b17017..9c43cb481e62 100644 --- a/drivers/gpu/drm/omapdrm/omap_plane.c +++ b/drivers/gpu/drm/omapdrm/omap_plane.c @@ -131,7 +131,9 @@ static void omap_plane_atomic_update(struct drm_plane *plane, /* and finally, update omapdss: */ ret = dispc_ovl_setup(omap_plane->id, &info, false, omap_crtc_timings(state->crtc), false); - if (WARN_ON(ret)) { + if (ret) { + dev_err(plane->dev->dev, "Failed to setup plane %s\n", + omap_plane->name); dispc_ovl_enable(omap_plane->id, false); return; } -- cgit v1.2.3 From 0cac5b61ff3c145dcba7f39880f8ca94e848162b Mon Sep 17 00:00:00 2001 From: "Andrew F. Davis" Date: Fri, 1 Jul 2016 09:27:21 -0500 Subject: drm/omap: remove unneeded conversions to bool Found with scripts/coccinelle/misc/boolconv.cocci. Signed-off-by: Andrew F. Davis Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/dss/dispc.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c index 535240fba671..818df6be97fa 100644 --- a/drivers/gpu/drm/omapdrm/dss/dispc.c +++ b/drivers/gpu/drm/omapdrm/dss/dispc.c @@ -1679,7 +1679,7 @@ static void dispc_ovl_set_scaling_uv(enum omap_plane plane, { int scale_x = out_width != orig_width; int scale_y = out_height != orig_height; - bool chroma_upscale = plane != OMAP_DSS_WB ? true : false; + bool chroma_upscale = plane != OMAP_DSS_WB; if (!dss_has_feature(FEAT_HANDLE_UV_SEPARATE)) return; @@ -3110,9 +3110,9 @@ static bool _dispc_mgr_pclk_ok(enum omap_channel channel, unsigned long pclk) { if (dss_mgr_is_lcd(channel)) - return pclk <= dispc.feat->max_lcd_pclk ? true : false; + return pclk <= dispc.feat->max_lcd_pclk; else - return pclk <= dispc.feat->max_tv_pclk ? true : false; + return pclk <= dispc.feat->max_tv_pclk; } bool dispc_mgr_timings_ok(enum omap_channel channel, -- cgit v1.2.3 From a7e8cd39af6ac815736c31a65898a9951d9d2bd3 Mon Sep 17 00:00:00 2001 From: Jyri Sarha Date: Wed, 31 Aug 2016 20:17:05 +0300 Subject: drm/omapdrm: Remove double gamma table write in omap_crtc_atomic_flush() Remove double gamma table write in omap_crtc_atomic_flush(). Fixes commit 492a426a2fc53 ("drm/omapdrm: Implement gamma_lut atomic crtc properties") Signed-off-by: Jyri Sarha Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/omap_crtc.c | 13 ------------- 1 file changed, 13 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/omap_crtc.c b/drivers/gpu/drm/omapdrm/omap_crtc.c index 16c691dbc372..a25d5f769d6f 100644 --- a/drivers/gpu/drm/omapdrm/omap_crtc.c +++ b/drivers/gpu/drm/omapdrm/omap_crtc.c @@ -411,19 +411,6 @@ static void omap_crtc_atomic_flush(struct drm_crtc *crtc, dispc_mgr_set_gamma(omap_crtc->channel, lut, length); } - if (crtc->state->color_mgmt_changed) { - struct drm_color_lut *lut = NULL; - uint length = 0; - - if (crtc->state->gamma_lut) { - lut = (struct drm_color_lut *) - crtc->state->gamma_lut->data; - length = crtc->state->gamma_lut->length / - sizeof(*lut); - } - dispc_mgr_set_gamma(omap_crtc->channel, lut, length); - } - if (dispc_mgr_is_enabled(omap_crtc->channel)) { DBG("%s: GO", omap_crtc->name); -- cgit v1.2.3 From 6cb096562e36009d9d6427851a6b441edabe66ab Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Fri, 27 Nov 2015 11:00:37 +0200 Subject: drm/omap: omap_gem: Do not try to unmap page which is not mapped It might be possible that the page has been unmapped already in omap_gem_cpu_sync() so check before calling dma_unmap_page(). Signed-off-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/omap_gem.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/omap_gem.c b/drivers/gpu/drm/omapdrm/omap_gem.c index 505dee0db973..d4e1e11466f8 100644 --- a/drivers/gpu/drm/omapdrm/omap_gem.c +++ b/drivers/gpu/drm/omapdrm/omap_gem.c @@ -336,8 +336,10 @@ static void omap_gem_detach_pages(struct drm_gem_object *obj) if (omap_obj->flags & (OMAP_BO_WC|OMAP_BO_UNCACHED)) { int i, npages = obj->size >> PAGE_SHIFT; for (i = 0; i < npages; i++) { - dma_unmap_page(obj->dev->dev, omap_obj->addrs[i], - PAGE_SIZE, DMA_BIDIRECTIONAL); + if (omap_obj->addrs[i]) + dma_unmap_page(obj->dev->dev, + omap_obj->addrs[i], + PAGE_SIZE, DMA_BIDIRECTIONAL); } } -- cgit v1.2.3 From bda63d5c709361f09ecdc3f67778081c455065f9 Mon Sep 17 00:00:00 2001 From: Wei Yongjun Date: Sat, 17 Sep 2016 15:53:54 +0000 Subject: drm/omap: fix return value check in dsi_bind() Fix the retrn value check which testing the wrong variable in dsi_bind(). Signed-off-by: Wei Yongjun Reviewed-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/dss/dsi.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c index e1be5e795cd8..a567ebd7ccb3 100644 --- a/drivers/gpu/drm/omapdrm/dss/dsi.c +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c @@ -5342,7 +5342,7 @@ static int dsi_bind(struct device *dev, struct device *master, void *data) dsi->phy_base = devm_ioremap(&dsidev->dev, res->start, resource_size(res)); - if (!dsi->proto_base) { + if (!dsi->phy_base) { DSSERR("can't ioremap DSI PHY\n"); return -ENOMEM; } @@ -5362,7 +5362,7 @@ static int dsi_bind(struct device *dev, struct device *master, void *data) dsi->pll_base = devm_ioremap(&dsidev->dev, res->start, resource_size(res)); - if (!dsi->proto_base) { + if (!dsi->pll_base) { DSSERR("can't ioremap DSI PLL\n"); return -ENOMEM; } -- cgit v1.2.3 From bd9642b9b8d329bcb0b187aee34c89fc182f2c4d Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 13:35:26 +0300 Subject: video: of: display_timing: Add support for syncclk-active property Configure the DISPLAY_FLAGS_SYNC_POSEDGE/NEGEDGE flags according to the binding document. If the syncclk-active is present in DT, configure the flags accordingly, if it is omitted it means that the SYNC edge is following the pixdata configuration. Signed-off-by: Peter Ujfalusi CC: Rob Herring CC: Mark Rutland CC: devicetree@vger.kernel.org Signed-off-by: Tomi Valkeinen --- drivers/video/of_display_timing.c | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'drivers') diff --git a/drivers/video/of_display_timing.c b/drivers/video/of_display_timing.c index 8a1076beecd3..db992c684f09 100644 --- a/drivers/video/of_display_timing.c +++ b/drivers/video/of_display_timing.c @@ -88,6 +88,15 @@ static int of_parse_display_timing(const struct device_node *np, dt->flags |= val ? DISPLAY_FLAGS_PIXDATA_POSEDGE : DISPLAY_FLAGS_PIXDATA_NEGEDGE; + if (!of_property_read_u32(np, "syncclk-active", &val)) + dt->flags |= val ? DISPLAY_FLAGS_SYNC_POSEDGE : + DISPLAY_FLAGS_SYNC_NEGEDGE; + else if (dt->flags & (DISPLAY_FLAGS_PIXDATA_POSEDGE | + DISPLAY_FLAGS_PIXDATA_NEGEDGE)) + dt->flags |= dt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE ? + DISPLAY_FLAGS_SYNC_POSEDGE : + DISPLAY_FLAGS_SYNC_NEGEDGE; + if (of_property_read_bool(np, "interlaced")) dt->flags |= DISPLAY_FLAGS_INTERLACED; if (of_property_read_bool(np, "doublescan")) -- cgit v1.2.3 From 81899060de35d80f17020d322e77311f1b255885 Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 14:06:46 +0300 Subject: drm/omap: omap_display_timings: rename x_res to hactive In preparation to move the stack to use the generic videmode struct for display timing information rename the x_res member to hactive. Signed-off-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- .../gpu/drm/omapdrm/displays/connector-analog-tv.c | 2 +- drivers/gpu/drm/omapdrm/displays/connector-dvi.c | 2 +- drivers/gpu/drm/omapdrm/displays/connector-hdmi.c | 2 +- drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c | 8 ++++---- .../drm/omapdrm/displays/panel-lgphilips-lb035q02.c | 2 +- .../gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c | 2 +- .../drm/omapdrm/displays/panel-sharp-ls037v7dw01.c | 2 +- .../gpu/drm/omapdrm/displays/panel-sony-acx565akm.c | 2 +- .../gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c | 2 +- .../gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c | 2 +- drivers/gpu/drm/omapdrm/dss/dispc.c | 16 ++++++++-------- drivers/gpu/drm/omapdrm/dss/display.c | 6 +++--- drivers/gpu/drm/omapdrm/dss/dpi.c | 2 +- drivers/gpu/drm/omapdrm/dss/dsi.c | 20 ++++++++++---------- drivers/gpu/drm/omapdrm/dss/hdmi4.c | 2 +- drivers/gpu/drm/omapdrm/dss/hdmi5.c | 2 +- drivers/gpu/drm/omapdrm/dss/hdmi5_core.c | 6 +++--- drivers/gpu/drm/omapdrm/dss/hdmi_wp.c | 2 +- drivers/gpu/drm/omapdrm/dss/omapdss.h | 2 +- drivers/gpu/drm/omapdrm/dss/rfbi.c | 6 +++--- drivers/gpu/drm/omapdrm/dss/venc.c | 4 ++-- drivers/gpu/drm/omapdrm/omap_connector.c | 4 ++-- 22 files changed, 49 insertions(+), 49 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c index 3485d1ecd655..190a03672181 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c @@ -30,7 +30,7 @@ struct panel_drv_data { }; static const struct omap_video_timings tvc_pal_timings = { - .x_res = 720, + .hactive = 720, .y_res = 574, .pixelclock = 13500000, .hsw = 64, diff --git a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c index 684b7aeda411..c6e02e1a3799 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c @@ -20,7 +20,7 @@ #include "../dss/omapdss.h" static const struct omap_video_timings dvic_default_timings = { - .x_res = 640, + .hactive = 640, .y_res = 480, .pixelclock = 23500000, diff --git a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c index 7bdf83af9797..ef5ae08b362b 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c @@ -22,7 +22,7 @@ #include "../dss/omapdss.h" static const struct omap_video_timings hdmic_default_timings = { - .x_res = 640, + .hactive = 640, .y_res = 480, .pixelclock = 25175000, .hsw = 96, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c b/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c index b1f3b818edf4..c34f2aa0118b 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c @@ -382,7 +382,7 @@ static const struct backlight_ops dsicm_bl_ops = { static void dsicm_get_resolution(struct omap_dss_device *dssdev, u16 *xres, u16 *yres) { - *xres = dssdev->panel.timings.x_res; + *xres = dssdev->panel.timings.hactive; *yres = dssdev->panel.timings.y_res; } @@ -892,7 +892,7 @@ static int dsicm_update(struct omap_dss_device *dssdev, /* XXX no need to send this every frame, but dsi break if not done */ r = dsicm_set_update_window(ddata, 0, 0, - dssdev->panel.timings.x_res, + dssdev->panel.timings.hactive, dssdev->panel.timings.y_res); if (r) goto err; @@ -1024,7 +1024,7 @@ static int dsicm_memory_read(struct omap_dss_device *dssdev, } size = min(w * h * 3, - dssdev->panel.timings.x_res * + dssdev->panel.timings.hactive * dssdev->panel.timings.y_res * 3); in->ops.dsi->bus_lock(in); @@ -1186,7 +1186,7 @@ static int dsicm_probe(struct platform_device *pdev) if (r) return r; - ddata->timings.x_res = 864; + ddata->timings.hactive = 864; ddata->timings.y_res = 480; ddata->timings.pixelclock = 864 * 480 * 60; diff --git a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c index 6dfb96cea293..c8b5462f462f 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c @@ -20,7 +20,7 @@ #include "../dss/omapdss.h" static struct omap_video_timings lb035q02_timings = { - .x_res = 320, + .hactive = 320, .y_res = 240, .pixelclock = 6500000, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c index 9f3d6f48f3e1..f0895c7b6d5c 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c @@ -66,7 +66,7 @@ static const struct { }; static const struct omap_video_timings nec_8048_panel_timings = { - .x_res = LCD_XRES, + .hactive = LCD_XRES, .y_res = LCD_YRES, .pixelclock = LCD_PIXEL_CLOCK, .hfp = 6, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c index 3d3efc561ea9..b66ad743c607 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c @@ -36,7 +36,7 @@ struct panel_drv_data { }; static const struct omap_video_timings sharp_ls_timings = { - .x_res = 480, + .hactive = 480, .y_res = 640, .pixelclock = 19200000, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c index 3557a4c7dd7b..2764bc94a205 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c @@ -93,7 +93,7 @@ struct panel_drv_data { }; static const struct omap_video_timings acx565akm_panel_timings = { - .x_res = 800, + .hactive = 800, .y_res = 480, .pixelclock = 24000000, .hfp = 28, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c index e859b3f893f7..935728405cde 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c @@ -43,7 +43,7 @@ struct panel_drv_data { }; static struct omap_video_timings td028ttec1_panel_timings = { - .x_res = 480, + .hactive = 480, .y_res = 640, .pixelclock = 22153000, .hfp = 24, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c index 66c6bbe6472b..fe8166640da8 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c @@ -73,7 +73,7 @@ struct panel_drv_data { }; static const struct omap_video_timings tpo_td043_timings = { - .x_res = 800, + .hactive = 800, .y_res = 480, .pixelclock = 36000000, diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c index 818df6be97fa..b34ac915a761 100644 --- a/drivers/gpu/drm/omapdrm/dss/dispc.c +++ b/drivers/gpu/drm/omapdrm/dss/dispc.c @@ -2189,7 +2189,7 @@ static int check_horiz_timing_omap3(unsigned long pclk, unsigned long lclk, u64 val, blank; int i; - nonactive = t->x_res + t->hfp + t->hsw + t->hbp - out_width; + nonactive = t->hactive + t->hfp + t->hsw + t->hbp - out_width; i = 0; if (out_height < height) @@ -2242,7 +2242,7 @@ static unsigned long calc_core_clk_five_taps(unsigned long pclk, return (unsigned long) pclk; if (height > out_height) { - unsigned int ppl = mgr_timings->x_res; + unsigned int ppl = mgr_timings->hactive; tmp = (u64)pclk * height * out_width; do_div(tmp, 2 * out_height * ppl); @@ -2819,7 +2819,7 @@ int dispc_wb_setup(const struct omap_dss_writeback_info *wi, const u8 zorder = 0, global_alpha = 0; const bool replication = false; bool truncation; - int in_width = mgr_timings->x_res; + int in_width = mgr_timings->hactive; int in_height = mgr_timings->y_res; enum omap_overlay_caps caps = OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA; @@ -3118,7 +3118,7 @@ static bool _dispc_mgr_pclk_ok(enum omap_channel channel, bool dispc_mgr_timings_ok(enum omap_channel channel, const struct omap_video_timings *timings) { - if (!_dispc_mgr_size_ok(timings->x_res, timings->y_res)) + if (!_dispc_mgr_size_ok(timings->hactive, timings->y_res)) return false; if (!_dispc_mgr_pclk_ok(channel, timings->pixelclock)) @@ -3259,7 +3259,7 @@ void dispc_mgr_set_timings(enum omap_channel channel, unsigned long ht, vt; struct omap_video_timings t = *timings; - DSSDBG("channel %d xres %u yres %u\n", channel, t.x_res, t.y_res); + DSSDBG("channel %d xres %u yres %u\n", channel, t.hactive, t.y_res); if (!dispc_mgr_timings_ok(channel, &t)) { BUG(); @@ -3271,7 +3271,7 @@ void dispc_mgr_set_timings(enum omap_channel channel, t.vfp, t.vbp, t.vsync_level, t.hsync_level, t.data_pclk_edge, t.de_level, t.sync_pclk_edge); - xtot = t.x_res + t.hfp + t.hsw + t.hbp; + xtot = t.hactive + t.hfp + t.hsw + t.hbp; ytot = t.y_res + t.vfp + t.vsw + t.vbp; ht = timings->pixelclock / xtot; @@ -3294,7 +3294,7 @@ void dispc_mgr_set_timings(enum omap_channel channel, 19, 17); } - dispc_mgr_set_size(channel, t.x_res, t.y_res); + dispc_mgr_set_size(channel, t.hactive, t.y_res); } EXPORT_SYMBOL(dispc_mgr_set_timings); @@ -4220,7 +4220,7 @@ static const struct dispc_errata_i734_data { struct dss_lcd_mgr_config lcd_conf; } i734 = { .timings = { - .x_res = 8, .y_res = 1, + .hactive = 8, .y_res = 1, .pixelclock = 16000000, .hsw = 8, .hfp = 4, .hbp = 4, .vsw = 1, .vfp = 1, .vbp = 1, diff --git a/drivers/gpu/drm/omapdrm/dss/display.c b/drivers/gpu/drm/omapdrm/dss/display.c index 8dcdd7cf9937..4808cc8368c5 100644 --- a/drivers/gpu/drm/omapdrm/dss/display.c +++ b/drivers/gpu/drm/omapdrm/dss/display.c @@ -35,7 +35,7 @@ void omapdss_default_get_resolution(struct omap_dss_device *dssdev, u16 *xres, u16 *yres) { - *xres = dssdev->panel.timings.x_res; + *xres = dssdev->panel.timings.hactive; *yres = dssdev->panel.timings.y_res; } EXPORT_SYMBOL(omapdss_default_get_resolution); @@ -224,7 +224,7 @@ void videomode_to_omap_video_timings(const struct videomode *vm, memset(ovt, 0, sizeof(*ovt)); ovt->pixelclock = vm->pixelclock; - ovt->x_res = vm->hactive; + ovt->hactive = vm->hactive; ovt->hbp = vm->hback_porch; ovt->hfp = vm->hfront_porch; ovt->hsw = vm->hsync_len; @@ -257,7 +257,7 @@ void omap_video_timings_to_videomode(const struct omap_video_timings *ovt, vm->pixelclock = ovt->pixelclock; - vm->hactive = ovt->x_res; + vm->hactive = ovt->hactive; vm->hback_porch = ovt->hbp; vm->hfront_porch = ovt->hfp; vm->hsync_len = ovt->hsw; diff --git a/drivers/gpu/drm/omapdrm/dss/dpi.c b/drivers/gpu/drm/omapdrm/dss/dpi.c index b268295b76cf..d653f492cbfd 100644 --- a/drivers/gpu/drm/omapdrm/dss/dpi.c +++ b/drivers/gpu/drm/omapdrm/dss/dpi.c @@ -512,7 +512,7 @@ static int dpi_check_timings(struct omap_dss_device *dssdev, struct dpi_clk_calc_ctx ctx; bool ok; - if (timings->x_res % 8 != 0) + if (timings->hactive % 8 != 0) return -EINVAL; if (!dispc_mgr_timings_ok(channel, timings)) diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c index a567ebd7ccb3..2bd4d0cdd2f2 100644 --- a/drivers/gpu/drm/omapdrm/dss/dsi.c +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c @@ -3326,7 +3326,7 @@ static void dsi_config_vp_num_line_buffers(struct platform_device *dsidev) * Don't use line buffers if width is greater than the video * port's line buffer size */ - if (dsi->line_buffer_size <= timings->x_res * bpp / 8) + if (dsi->line_buffer_size <= timings->hactive * bpp / 8) num_line_buffers = 0; else num_line_buffers = 2; @@ -3494,7 +3494,7 @@ static void dsi_config_cmd_mode_interleaving(struct platform_device *dsidev) exiths_clk = ths_exit + tclk_trail; - width_bytes = DIV_ROUND_UP(timings->x_res * bpp, 8); + width_bytes = DIV_ROUND_UP(timings->hactive * bpp, 8); bllp = hbp + hfp + hsa + DIV_ROUND_UP(width_bytes + 6, ndl); if (!hsa_blanking_mode) { @@ -3713,7 +3713,7 @@ static void dsi_proto_timings(struct platform_device *dsidev) t_he = hsync_end ? ((hsa == 0 && ndl == 3) ? 1 : DIV_ROUND_UP(4, ndl)) : 0; - width_bytes = DIV_ROUND_UP(timings->x_res * bpp, 8); + width_bytes = DIV_ROUND_UP(timings->hactive * bpp, 8); /* TL = t_HS + HSA + t_HE + HFP + ceil((WC + 6) / NDL) + HBP */ tl = DIV_ROUND_UP(4, ndl) + (hsync_end ? hsa : 0) + t_he + hfp + @@ -3856,7 +3856,7 @@ static int dsi_enable_video_output(struct omap_dss_device *dssdev, int channel) /* MODE, 1 = video mode */ REG_FLD_MOD(dsidev, DSI_VC_CTRL(channel), 1, 4, 4); - word_count = DIV_ROUND_UP(dsi->timings.x_res * bpp, 8); + word_count = DIV_ROUND_UP(dsi->timings.hactive * bpp, 8); dsi_vc_write_long_header(dsidev, channel, data_type, word_count, 0); @@ -3918,7 +3918,7 @@ static void dsi_update_screen_dispc(struct platform_device *dsidev) int r; const unsigned channel = dsi->update_channel; const unsigned line_buf_size = dsi->line_buffer_size; - u16 w = dsi->timings.x_res; + u16 w = dsi->timings.hactive; u16 h = dsi->timings.y_res; DSSDBG("dsi_update_screen_dispc(%dx%d)\n", w, h); @@ -4056,7 +4056,7 @@ static int dsi_update(struct omap_dss_device *dssdev, int channel, dsi->framedone_callback = callback; dsi->framedone_data = data; - dw = dsi->timings.x_res; + dw = dsi->timings.hactive; dh = dsi->timings.y_res; #ifdef DSI_PERF_MEASURE @@ -4361,7 +4361,7 @@ static void print_dispc_vm(const char *str, const struct omap_video_timings *t) unsigned long pck = t->pixelclock; int hact, bl, tot; - hact = t->x_res; + hact = t->hactive; bl = t->hsw + t->hbp + t->hfp; tot = hact + bl; @@ -4402,7 +4402,7 @@ static void print_dsi_dispc_vm(const char *str, vm.hsw = div64_u64((u64)(t->hsa + t->hse) * pck, byteclk); vm.hbp = div64_u64((u64)t->hbp * pck, byteclk); vm.hfp = div64_u64((u64)t->hfp * pck, byteclk); - vm.x_res = t->hact; + vm.hactive = t->hact; print_dispc_vm(str, &vm); } @@ -4421,7 +4421,7 @@ static bool dsi_cm_calc_dispc_cb(int lckd, int pckd, unsigned long lck, *t = *ctx->config->timings; t->pixelclock = pck; - t->x_res = ctx->config->timings->x_res; + t->hactive = ctx->config->timings->hactive; t->y_res = ctx->config->timings->y_res; t->hsw = t->hfp = t->hbp = t->vsw = 1; t->vfp = t->vbp = 0; @@ -4525,7 +4525,7 @@ static bool dsi_vm_calc_blanking(struct dsi_clk_calc_ctx *ctx) dispc_pck = ctx->dispc_cinfo.pck; dispc_tput = (u64)dispc_pck * bitspp; - xres = req_vm->x_res; + xres = req_vm->hactive; panel_hbl = req_vm->hfp + req_vm->hbp + req_vm->hsw; panel_htot = xres + panel_hbl; diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4.c b/drivers/gpu/drm/omapdrm/dss/hdmi4.c index cbd28dfdb86a..c5e89c887687 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi4.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi4.c @@ -171,7 +171,7 @@ static int hdmi_power_on_full(struct omap_dss_device *dssdev) p = &hdmi.cfg.timings; - DSSDBG("hdmi_power_on x_res= %d y_res = %d\n", p->x_res, p->y_res); + DSSDBG("hdmi_power_on hactive= %d y_res = %d\n", p->hactive, p->y_res); pc = p->pixelclock; if (p->double_pixel) diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5.c b/drivers/gpu/drm/omapdrm/dss/hdmi5.c index 0c0a5139a301..829d22253972 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi5.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi5.c @@ -183,7 +183,7 @@ static int hdmi_power_on_full(struct omap_dss_device *dssdev) p = &hdmi.cfg.timings; - DSSDBG("hdmi_power_on x_res= %d y_res = %d\n", p->x_res, p->y_res); + DSSDBG("hdmi_power_on hactive= %d y_res = %d\n", p->hactive, p->y_res); pc = p->pixelclock; if (p->double_pixel) diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c index 8ab2093daa12..cecc400b08e2 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c @@ -316,7 +316,7 @@ static void hdmi_core_init(struct hdmi_core_vid_config *video_cfg, } if (cfg->timings.double_pixel) { - video_cfg->v_fc_config.timings.x_res *= 2; + video_cfg->v_fc_config.timings.hactive *= 2; video_cfg->hblank *= 2; video_cfg->v_fc_config.timings.hfp *= 2; video_cfg->v_fc_config.timings.hsw *= 2; @@ -348,9 +348,9 @@ static void hdmi_core_video_config(struct hdmi_core_data *core, /* set x resolution */ REG_FLD_MOD(base, HDMI_CORE_FC_INHACTIV1, - cfg->v_fc_config.timings.x_res >> 8, 4, 0); + cfg->v_fc_config.timings.hactive >> 8, 4, 0); REG_FLD_MOD(base, HDMI_CORE_FC_INHACTIV0, - cfg->v_fc_config.timings.x_res & 0xFF, 7, 0); + cfg->v_fc_config.timings.hactive & 0xFF, 7, 0); /* set y resolution */ REG_FLD_MOD(base, HDMI_CORE_FC_INVACTIV1, diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c index 203694a52d18..17f0d7afb855 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c @@ -199,7 +199,7 @@ void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt, video_fmt->packing_mode = HDMI_PACK_10b_RGB_YUV444; video_fmt->y_res = param->timings.y_res; - video_fmt->x_res = param->timings.x_res; + video_fmt->x_res = param->timings.hactive; timings->hbp = param->timings.hbp; timings->hfp = param->timings.hfp; diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index 6eaf1adbd606..ddd6d14049d0 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -301,7 +301,7 @@ struct omap_dss_dsi_config { struct omap_video_timings { /* Unit: pixels */ - u16 x_res; + u16 hactive; /* Unit: pixels */ u16 y_res; /* Unit: Hz */ diff --git a/drivers/gpu/drm/omapdrm/dss/rfbi.c b/drivers/gpu/drm/omapdrm/dss/rfbi.c index cd53566d75eb..81d26d1562f6 100644 --- a/drivers/gpu/drm/omapdrm/dss/rfbi.c +++ b/drivers/gpu/drm/omapdrm/dss/rfbi.c @@ -308,7 +308,7 @@ static int rfbi_transfer_area(struct omap_dss_device *dssdev, u32 l; int r; struct omap_overlay_manager *mgr = rfbi.output.manager; - u16 width = rfbi.timings.x_res; + u16 width = rfbi.timings.hactive; u16 height = rfbi.timings.y_res; /*BUG_ON(callback == 0);*/ @@ -777,7 +777,7 @@ static int rfbi_update(struct omap_dss_device *dssdev, void (*callback)(void *), static void rfbi_set_size(struct omap_dss_device *dssdev, u16 w, u16 h) { - rfbi.timings.x_res = w; + rfbi.timings.hactive = w; rfbi.timings.y_res = h; } @@ -854,7 +854,7 @@ static void rfbi_config_lcd_manager(struct omap_dss_device *dssdev) dss_mgr_set_lcd_config(mgr, &mgr_config); /* - * Set rfbi.timings with default values, the x_res and y_res fields + * Set rfbi.timings with default values, the hactive and y_res fields * are expected to be already configured by the panel driver via * omapdss_rfbi_set_size() */ diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c b/drivers/gpu/drm/omapdrm/dss/venc.c index 6eedf2118708..970c3cb97a8c 100644 --- a/drivers/gpu/drm/omapdrm/dss/venc.c +++ b/drivers/gpu/drm/omapdrm/dss/venc.c @@ -263,7 +263,7 @@ static const struct venc_config venc_config_pal_bdghi = { }; const struct omap_video_timings omap_dss_pal_timings = { - .x_res = 720, + .hactive = 720, .y_res = 574, .pixelclock = 13500000, .hsw = 64, @@ -284,7 +284,7 @@ const struct omap_video_timings omap_dss_pal_timings = { EXPORT_SYMBOL(omap_dss_pal_timings); const struct omap_video_timings omap_dss_ntsc_timings = { - .x_res = 720, + .hactive = 720, .y_res = 482, .pixelclock = 13500000, .hsw = 64, diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c index 137fe690a0da..bc33ce34a856 100644 --- a/drivers/gpu/drm/omapdrm/omap_connector.c +++ b/drivers/gpu/drm/omapdrm/omap_connector.c @@ -47,7 +47,7 @@ void copy_timings_omap_to_drm(struct drm_display_mode *mode, { mode->clock = timings->pixelclock / 1000; - mode->hdisplay = timings->x_res; + mode->hdisplay = timings->hactive; mode->hsync_start = mode->hdisplay + timings->hfp; mode->hsync_end = mode->hsync_start + timings->hsw; mode->htotal = mode->hsync_end + timings->hbp; @@ -81,7 +81,7 @@ void copy_timings_drm_to_omap(struct omap_video_timings *timings, { timings->pixelclock = mode->clock * 1000; - timings->x_res = mode->hdisplay; + timings->hactive = mode->hdisplay; timings->hfp = mode->hsync_start - mode->hdisplay; timings->hsw = mode->hsync_end - mode->hsync_start; timings->hbp = mode->htotal - mode->hsync_end; -- cgit v1.2.3 From fb7f3c4399ffa75bc31aaaaeab45238ea60c3d1a Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 14:06:47 +0300 Subject: drm/omap: omap_display_timings: rename y_res to vactive In preparation to move the stack to use the generic videmode struct for display timing information rename the y_res member to vactive. Signed-off-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c | 2 +- drivers/gpu/drm/omapdrm/displays/connector-dvi.c | 2 +- drivers/gpu/drm/omapdrm/displays/connector-hdmi.c | 2 +- drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c | 8 ++++---- .../gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c | 2 +- drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c | 2 +- drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c | 2 +- drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c | 2 +- drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c | 2 +- drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c | 2 +- drivers/gpu/drm/omapdrm/dss/dispc.c | 14 +++++++------- drivers/gpu/drm/omapdrm/dss/display.c | 6 +++--- drivers/gpu/drm/omapdrm/dss/dsi.c | 12 ++++++------ drivers/gpu/drm/omapdrm/dss/hdmi4.c | 3 ++- drivers/gpu/drm/omapdrm/dss/hdmi5.c | 3 ++- drivers/gpu/drm/omapdrm/dss/hdmi5_core.c | 6 +++--- drivers/gpu/drm/omapdrm/dss/hdmi_wp.c | 2 +- drivers/gpu/drm/omapdrm/dss/omapdss.h | 2 +- drivers/gpu/drm/omapdrm/dss/rfbi.c | 6 +++--- drivers/gpu/drm/omapdrm/dss/venc.c | 4 ++-- drivers/gpu/drm/omapdrm/omap_connector.c | 4 ++-- 21 files changed, 45 insertions(+), 43 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c index 190a03672181..a57e1efb12ac 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c @@ -31,7 +31,7 @@ struct panel_drv_data { static const struct omap_video_timings tvc_pal_timings = { .hactive = 720, - .y_res = 574, + .vactive = 574, .pixelclock = 13500000, .hsw = 64, .hfp = 12, diff --git a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c index c6e02e1a3799..b25c05c27c80 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c @@ -21,7 +21,7 @@ static const struct omap_video_timings dvic_default_timings = { .hactive = 640, - .y_res = 480, + .vactive = 480, .pixelclock = 23500000, diff --git a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c index ef5ae08b362b..33bc41c5cf71 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c @@ -23,7 +23,7 @@ static const struct omap_video_timings hdmic_default_timings = { .hactive = 640, - .y_res = 480, + .vactive = 480, .pixelclock = 25175000, .hsw = 96, .hfp = 16, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c b/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c index c34f2aa0118b..c3d2a12358fa 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c @@ -383,7 +383,7 @@ static void dsicm_get_resolution(struct omap_dss_device *dssdev, u16 *xres, u16 *yres) { *xres = dssdev->panel.timings.hactive; - *yres = dssdev->panel.timings.y_res; + *yres = dssdev->panel.timings.vactive; } static ssize_t dsicm_num_errors_show(struct device *dev, @@ -893,7 +893,7 @@ static int dsicm_update(struct omap_dss_device *dssdev, /* XXX no need to send this every frame, but dsi break if not done */ r = dsicm_set_update_window(ddata, 0, 0, dssdev->panel.timings.hactive, - dssdev->panel.timings.y_res); + dssdev->panel.timings.vactive); if (r) goto err; @@ -1025,7 +1025,7 @@ static int dsicm_memory_read(struct omap_dss_device *dssdev, size = min(w * h * 3, dssdev->panel.timings.hactive * - dssdev->panel.timings.y_res * 3); + dssdev->panel.timings.vactive * 3); in->ops.dsi->bus_lock(in); @@ -1187,7 +1187,7 @@ static int dsicm_probe(struct platform_device *pdev) return r; ddata->timings.hactive = 864; - ddata->timings.y_res = 480; + ddata->timings.vactive = 480; ddata->timings.pixelclock = 864 * 480 * 60; dssdev = &ddata->dssdev; diff --git a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c index c8b5462f462f..dc8d191e3635 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c @@ -21,7 +21,7 @@ static struct omap_video_timings lb035q02_timings = { .hactive = 320, - .y_res = 240, + .vactive = 240, .pixelclock = 6500000, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c index f0895c7b6d5c..83658b9077fc 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c @@ -67,7 +67,7 @@ static const struct { static const struct omap_video_timings nec_8048_panel_timings = { .hactive = LCD_XRES, - .y_res = LCD_YRES, + .vactive = LCD_YRES, .pixelclock = LCD_PIXEL_CLOCK, .hfp = 6, .hsw = 1, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c index b66ad743c607..c2dda73ac466 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c @@ -37,7 +37,7 @@ struct panel_drv_data { static const struct omap_video_timings sharp_ls_timings = { .hactive = 480, - .y_res = 640, + .vactive = 640, .pixelclock = 19200000, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c index 2764bc94a205..a7a6d5239f31 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c @@ -94,7 +94,7 @@ struct panel_drv_data { static const struct omap_video_timings acx565akm_panel_timings = { .hactive = 800, - .y_res = 480, + .vactive = 480, .pixelclock = 24000000, .hfp = 28, .hsw = 4, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c index 935728405cde..013286abbfda 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c @@ -44,7 +44,7 @@ struct panel_drv_data { static struct omap_video_timings td028ttec1_panel_timings = { .hactive = 480, - .y_res = 640, + .vactive = 640, .pixelclock = 22153000, .hfp = 24, .hsw = 8, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c index fe8166640da8..eedbea62c51d 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c @@ -74,7 +74,7 @@ struct panel_drv_data { static const struct omap_video_timings tpo_td043_timings = { .hactive = 800, - .y_res = 480, + .vactive = 480, .pixelclock = 36000000, diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c index b34ac915a761..3d208ce67794 100644 --- a/drivers/gpu/drm/omapdrm/dss/dispc.c +++ b/drivers/gpu/drm/omapdrm/dss/dispc.c @@ -2820,7 +2820,7 @@ int dispc_wb_setup(const struct omap_dss_writeback_info *wi, const bool replication = false; bool truncation; int in_width = mgr_timings->hactive; - int in_height = mgr_timings->y_res; + int in_height = mgr_timings->vactive; enum omap_overlay_caps caps = OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA; @@ -3118,7 +3118,7 @@ static bool _dispc_mgr_pclk_ok(enum omap_channel channel, bool dispc_mgr_timings_ok(enum omap_channel channel, const struct omap_video_timings *timings) { - if (!_dispc_mgr_size_ok(timings->hactive, timings->y_res)) + if (!_dispc_mgr_size_ok(timings->hactive, timings->vactive)) return false; if (!_dispc_mgr_pclk_ok(channel, timings->pixelclock)) @@ -3259,7 +3259,7 @@ void dispc_mgr_set_timings(enum omap_channel channel, unsigned long ht, vt; struct omap_video_timings t = *timings; - DSSDBG("channel %d xres %u yres %u\n", channel, t.hactive, t.y_res); + DSSDBG("channel %d xres %u yres %u\n", channel, t.hactive, t.vactive); if (!dispc_mgr_timings_ok(channel, &t)) { BUG(); @@ -3272,7 +3272,7 @@ void dispc_mgr_set_timings(enum omap_channel channel, t.data_pclk_edge, t.de_level, t.sync_pclk_edge); xtot = t.hactive + t.hfp + t.hsw + t.hbp; - ytot = t.y_res + t.vfp + t.vsw + t.vbp; + ytot = t.vactive + t.vfp + t.vsw + t.vbp; ht = timings->pixelclock / xtot; vt = timings->pixelclock / xtot / ytot; @@ -3287,14 +3287,14 @@ void dispc_mgr_set_timings(enum omap_channel channel, DSSDBG("hsync %luHz, vsync %luHz\n", ht, vt); } else { if (t.interlace) - t.y_res /= 2; + t.vactive /= 2; if (dispc.feat->supports_double_pixel) REG_FLD_MOD(DISPC_CONTROL, t.double_pixel ? 1 : 0, 19, 17); } - dispc_mgr_set_size(channel, t.hactive, t.y_res); + dispc_mgr_set_size(channel, t.hactive, t.vactive); } EXPORT_SYMBOL(dispc_mgr_set_timings); @@ -4220,7 +4220,7 @@ static const struct dispc_errata_i734_data { struct dss_lcd_mgr_config lcd_conf; } i734 = { .timings = { - .hactive = 8, .y_res = 1, + .hactive = 8, .vactive = 1, .pixelclock = 16000000, .hsw = 8, .hfp = 4, .hbp = 4, .vsw = 1, .vfp = 1, .vbp = 1, diff --git a/drivers/gpu/drm/omapdrm/dss/display.c b/drivers/gpu/drm/omapdrm/dss/display.c index 4808cc8368c5..29ae5d6e1508 100644 --- a/drivers/gpu/drm/omapdrm/dss/display.c +++ b/drivers/gpu/drm/omapdrm/dss/display.c @@ -36,7 +36,7 @@ void omapdss_default_get_resolution(struct omap_dss_device *dssdev, u16 *xres, u16 *yres) { *xres = dssdev->panel.timings.hactive; - *yres = dssdev->panel.timings.y_res; + *yres = dssdev->panel.timings.vactive; } EXPORT_SYMBOL(omapdss_default_get_resolution); @@ -228,7 +228,7 @@ void videomode_to_omap_video_timings(const struct videomode *vm, ovt->hbp = vm->hback_porch; ovt->hfp = vm->hfront_porch; ovt->hsw = vm->hsync_len; - ovt->y_res = vm->vactive; + ovt->vactive = vm->vactive; ovt->vbp = vm->vback_porch; ovt->vfp = vm->vfront_porch; ovt->vsw = vm->vsync_len; @@ -261,7 +261,7 @@ void omap_video_timings_to_videomode(const struct omap_video_timings *ovt, vm->hback_porch = ovt->hbp; vm->hfront_porch = ovt->hfp; vm->hsync_len = ovt->hsw; - vm->vactive = ovt->y_res; + vm->vactive = ovt->vactive; vm->vback_porch = ovt->vbp; vm->vfront_porch = ovt->vfp; vm->vsync_len = ovt->vsw; diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c index 2bd4d0cdd2f2..06b15091d62f 100644 --- a/drivers/gpu/drm/omapdrm/dss/dsi.c +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c @@ -3722,7 +3722,7 @@ static void dsi_proto_timings(struct platform_device *dsidev) DSSDBG("HBP: %d, HFP: %d, HSA: %d, TL: %d TXBYTECLKHS\n", hbp, hfp, hsync_end ? hsa : 0, tl); DSSDBG("VBP: %d, VFP: %d, VSA: %d, VACT: %d lines\n", vbp, vfp, - vsa, timings->y_res); + vsa, timings->vactive); r = dsi_read_reg(dsidev, DSI_VM_TIMING1); r = FLD_MOD(r, hbp, 11, 0); /* HBP */ @@ -3738,7 +3738,7 @@ static void dsi_proto_timings(struct platform_device *dsidev) dsi_write_reg(dsidev, DSI_VM_TIMING2, r); r = dsi_read_reg(dsidev, DSI_VM_TIMING3); - r = FLD_MOD(r, timings->y_res, 14, 0); /* VACT */ + r = FLD_MOD(r, timings->vactive, 14, 0); /* VACT */ r = FLD_MOD(r, tl, 31, 16); /* TL */ dsi_write_reg(dsidev, DSI_VM_TIMING3, r); } @@ -3919,7 +3919,7 @@ static void dsi_update_screen_dispc(struct platform_device *dsidev) const unsigned channel = dsi->update_channel; const unsigned line_buf_size = dsi->line_buffer_size; u16 w = dsi->timings.hactive; - u16 h = dsi->timings.y_res; + u16 h = dsi->timings.vactive; DSSDBG("dsi_update_screen_dispc(%dx%d)\n", w, h); @@ -4057,7 +4057,7 @@ static int dsi_update(struct omap_dss_device *dssdev, int channel, dsi->framedone_data = data; dw = dsi->timings.hactive; - dh = dsi->timings.y_res; + dh = dsi->timings.vactive; #ifdef DSI_PERF_MEASURE dsi->update_bytes = dw * dh * @@ -4422,7 +4422,7 @@ static bool dsi_cm_calc_dispc_cb(int lckd, int pckd, unsigned long lck, *t = *ctx->config->timings; t->pixelclock = pck; t->hactive = ctx->config->timings->hactive; - t->y_res = ctx->config->timings->y_res; + t->vactive = ctx->config->timings->vactive; t->hsw = t->hfp = t->hbp = t->vsw = 1; t->vfp = t->vbp = 0; @@ -4635,7 +4635,7 @@ static bool dsi_vm_calc_blanking(struct dsi_clk_calc_ctx *ctx) dsi_vm->vsa = req_vm->vsw; dsi_vm->vbp = req_vm->vbp; - dsi_vm->vact = req_vm->y_res; + dsi_vm->vact = req_vm->vactive; dsi_vm->vfp = req_vm->vfp; dsi_vm->trans_mode = cfg->trans_mode; diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4.c b/drivers/gpu/drm/omapdrm/dss/hdmi4.c index c5e89c887687..2a5a71a25423 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi4.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi4.c @@ -171,7 +171,8 @@ static int hdmi_power_on_full(struct omap_dss_device *dssdev) p = &hdmi.cfg.timings; - DSSDBG("hdmi_power_on hactive= %d y_res = %d\n", p->hactive, p->y_res); + DSSDBG("hdmi_power_on hactive= %d vactive = %d\n", p->hactive, + p->vactive); pc = p->pixelclock; if (p->double_pixel) diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5.c b/drivers/gpu/drm/omapdrm/dss/hdmi5.c index 829d22253972..45f445523a4f 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi5.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi5.c @@ -183,7 +183,8 @@ static int hdmi_power_on_full(struct omap_dss_device *dssdev) p = &hdmi.cfg.timings; - DSSDBG("hdmi_power_on hactive= %d y_res = %d\n", p->hactive, p->y_res); + DSSDBG("hdmi_power_on hactive= %d vactive = %d\n", p->hactive, + p->vactive); pc = p->pixelclock; if (p->double_pixel) diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c index cecc400b08e2..3f76976b0e38 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c @@ -308,7 +308,7 @@ static void hdmi_core_init(struct hdmi_core_vid_config *video_cfg, if (video_cfg->vblank % 2 != 0) video_cfg->vblank_osc = 1; - video_cfg->v_fc_config.timings.y_res /= 2; + video_cfg->v_fc_config.timings.vactive /= 2; video_cfg->vblank /= 2; video_cfg->v_fc_config.timings.vfp /= 2; video_cfg->v_fc_config.timings.vsw /= 2; @@ -354,9 +354,9 @@ static void hdmi_core_video_config(struct hdmi_core_data *core, /* set y resolution */ REG_FLD_MOD(base, HDMI_CORE_FC_INVACTIV1, - cfg->v_fc_config.timings.y_res >> 8, 4, 0); + cfg->v_fc_config.timings.vactive >> 8, 4, 0); REG_FLD_MOD(base, HDMI_CORE_FC_INVACTIV0, - cfg->v_fc_config.timings.y_res & 0xFF, 7, 0); + cfg->v_fc_config.timings.vactive & 0xFF, 7, 0); /* set horizontal blanking pixels */ REG_FLD_MOD(base, HDMI_CORE_FC_INHBLANK1, cfg->hblank >> 8, 4, 0); diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c index 17f0d7afb855..05462cfe5af8 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c @@ -198,7 +198,7 @@ void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt, DSSDBG("Enter hdmi_wp_video_init_format\n"); video_fmt->packing_mode = HDMI_PACK_10b_RGB_YUV444; - video_fmt->y_res = param->timings.y_res; + video_fmt->y_res = param->timings.vactive; video_fmt->x_res = param->timings.hactive; timings->hbp = param->timings.hbp; diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index ddd6d14049d0..0b969f6f5701 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -303,7 +303,7 @@ struct omap_video_timings { /* Unit: pixels */ u16 hactive; /* Unit: pixels */ - u16 y_res; + u16 vactive; /* Unit: Hz */ u32 pixelclock; /* Unit: pixel clocks */ diff --git a/drivers/gpu/drm/omapdrm/dss/rfbi.c b/drivers/gpu/drm/omapdrm/dss/rfbi.c index 81d26d1562f6..ef9984c3d906 100644 --- a/drivers/gpu/drm/omapdrm/dss/rfbi.c +++ b/drivers/gpu/drm/omapdrm/dss/rfbi.c @@ -309,7 +309,7 @@ static int rfbi_transfer_area(struct omap_dss_device *dssdev, int r; struct omap_overlay_manager *mgr = rfbi.output.manager; u16 width = rfbi.timings.hactive; - u16 height = rfbi.timings.y_res; + u16 height = rfbi.timings.vactive; /*BUG_ON(callback == 0);*/ BUG_ON(rfbi.framedone_callback != NULL); @@ -778,7 +778,7 @@ static int rfbi_update(struct omap_dss_device *dssdev, void (*callback)(void *), static void rfbi_set_size(struct omap_dss_device *dssdev, u16 w, u16 h) { rfbi.timings.hactive = w; - rfbi.timings.y_res = h; + rfbi.timings.vactive = h; } static void rfbi_set_pixel_size(struct omap_dss_device *dssdev, int pixel_size) @@ -854,7 +854,7 @@ static void rfbi_config_lcd_manager(struct omap_dss_device *dssdev) dss_mgr_set_lcd_config(mgr, &mgr_config); /* - * Set rfbi.timings with default values, the hactive and y_res fields + * Set rfbi.timings with default values, the hactive and vactive fields * are expected to be already configured by the panel driver via * omapdss_rfbi_set_size() */ diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c b/drivers/gpu/drm/omapdrm/dss/venc.c index 970c3cb97a8c..463dc4e27f7a 100644 --- a/drivers/gpu/drm/omapdrm/dss/venc.c +++ b/drivers/gpu/drm/omapdrm/dss/venc.c @@ -264,7 +264,7 @@ static const struct venc_config venc_config_pal_bdghi = { const struct omap_video_timings omap_dss_pal_timings = { .hactive = 720, - .y_res = 574, + .vactive = 574, .pixelclock = 13500000, .hsw = 64, .hfp = 12, @@ -285,7 +285,7 @@ EXPORT_SYMBOL(omap_dss_pal_timings); const struct omap_video_timings omap_dss_ntsc_timings = { .hactive = 720, - .y_res = 482, + .vactive = 482, .pixelclock = 13500000, .hsw = 64, .hfp = 16, diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c index bc33ce34a856..e3833efb6db8 100644 --- a/drivers/gpu/drm/omapdrm/omap_connector.c +++ b/drivers/gpu/drm/omapdrm/omap_connector.c @@ -52,7 +52,7 @@ void copy_timings_omap_to_drm(struct drm_display_mode *mode, mode->hsync_end = mode->hsync_start + timings->hsw; mode->htotal = mode->hsync_end + timings->hbp; - mode->vdisplay = timings->y_res; + mode->vdisplay = timings->vactive; mode->vsync_start = mode->vdisplay + timings->vfp; mode->vsync_end = mode->vsync_start + timings->vsw; mode->vtotal = mode->vsync_end + timings->vbp; @@ -86,7 +86,7 @@ void copy_timings_drm_to_omap(struct omap_video_timings *timings, timings->hsw = mode->hsync_end - mode->hsync_start; timings->hbp = mode->htotal - mode->hsync_end; - timings->y_res = mode->vdisplay; + timings->vactive = mode->vdisplay; timings->vfp = mode->vsync_start - mode->vdisplay; timings->vsw = mode->vsync_end - mode->vsync_start; timings->vbp = mode->vtotal - mode->vsync_end; -- cgit v1.2.3 From 4dc2250d7d9e816b986d656cde90f55c096012ed Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 14:06:48 +0300 Subject: drm/omap: omap_display_timings: rename hsw to hsync_len In preparation to move the stack to use the generic videmode struct for display timing information rename the hsw member to hsync_len. Signed-off-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- .../gpu/drm/omapdrm/displays/connector-analog-tv.c | 2 +- drivers/gpu/drm/omapdrm/displays/connector-dvi.c | 2 +- drivers/gpu/drm/omapdrm/displays/connector-hdmi.c | 2 +- .../omapdrm/displays/panel-lgphilips-lb035q02.c | 2 +- .../drm/omapdrm/displays/panel-nec-nl8048hl11.c | 2 +- .../drm/omapdrm/displays/panel-sharp-ls037v7dw01.c | 2 +- .../drm/omapdrm/displays/panel-sony-acx565akm.c | 2 +- .../drm/omapdrm/displays/panel-tpo-td028ttec1.c | 2 +- .../drm/omapdrm/displays/panel-tpo-td043mtea1.c | 2 +- drivers/gpu/drm/omapdrm/dss/dispc.c | 29 +++++++++++----------- drivers/gpu/drm/omapdrm/dss/display.c | 4 +-- drivers/gpu/drm/omapdrm/dss/dsi.c | 22 ++++++++-------- drivers/gpu/drm/omapdrm/dss/hdmi5_core.c | 8 +++--- drivers/gpu/drm/omapdrm/dss/hdmi_wp.c | 12 ++++----- drivers/gpu/drm/omapdrm/dss/omapdss.h | 2 +- drivers/gpu/drm/omapdrm/dss/rfbi.c | 2 +- drivers/gpu/drm/omapdrm/dss/venc.c | 4 +-- drivers/gpu/drm/omapdrm/omap_connector.c | 4 +-- 18 files changed, 53 insertions(+), 52 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c index a57e1efb12ac..5205a8ef6038 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c @@ -33,7 +33,7 @@ static const struct omap_video_timings tvc_pal_timings = { .hactive = 720, .vactive = 574, .pixelclock = 13500000, - .hsw = 64, + .hsync_len = 64, .hfp = 12, .hbp = 68, .vsw = 5, diff --git a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c index b25c05c27c80..e9a8ea5043e6 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c @@ -26,7 +26,7 @@ static const struct omap_video_timings dvic_default_timings = { .pixelclock = 23500000, .hfp = 48, - .hsw = 32, + .hsync_len = 32, .hbp = 80, .vfp = 3, diff --git a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c index 33bc41c5cf71..707fd62cb99c 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c @@ -25,7 +25,7 @@ static const struct omap_video_timings hdmic_default_timings = { .hactive = 640, .vactive = 480, .pixelclock = 25175000, - .hsw = 96, + .hsync_len = 96, .hfp = 16, .hbp = 48, .vsw = 2, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c index dc8d191e3635..6fbf07048df0 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c @@ -25,7 +25,7 @@ static struct omap_video_timings lb035q02_timings = { .pixelclock = 6500000, - .hsw = 2, + .hsync_len = 2, .hfp = 20, .hbp = 68, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c index 83658b9077fc..e0462aaf62f1 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c @@ -70,7 +70,7 @@ static const struct omap_video_timings nec_8048_panel_timings = { .vactive = LCD_YRES, .pixelclock = LCD_PIXEL_CLOCK, .hfp = 6, - .hsw = 1, + .hsync_len = 1, .hbp = 4, .vfp = 3, .vsw = 1, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c index c2dda73ac466..5e96edebdd5c 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c @@ -41,7 +41,7 @@ static const struct omap_video_timings sharp_ls_timings = { .pixelclock = 19200000, - .hsw = 2, + .hsync_len = 2, .hfp = 1, .hbp = 28, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c index a7a6d5239f31..e679d8d62e18 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c @@ -97,7 +97,7 @@ static const struct omap_video_timings acx565akm_panel_timings = { .vactive = 480, .pixelclock = 24000000, .hfp = 28, - .hsw = 4, + .hsync_len = 4, .hbp = 24, .vfp = 3, .vsw = 3, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c index 013286abbfda..bc8e82abc0ba 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c @@ -47,7 +47,7 @@ static struct omap_video_timings td028ttec1_panel_timings = { .vactive = 640, .pixelclock = 22153000, .hfp = 24, - .hsw = 8, + .hsync_len = 8, .hbp = 8, .vfp = 4, .vsw = 2, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c index eedbea62c51d..1255e8c128d5 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c @@ -78,7 +78,7 @@ static const struct omap_video_timings tpo_td043_timings = { .pixelclock = 36000000, - .hsw = 1, + .hsync_len = 1, .hfp = 68, .hbp = 214, diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c index 3d208ce67794..8f97a11a2e97 100644 --- a/drivers/gpu/drm/omapdrm/dss/dispc.c +++ b/drivers/gpu/drm/omapdrm/dss/dispc.c @@ -2189,14 +2189,14 @@ static int check_horiz_timing_omap3(unsigned long pclk, unsigned long lclk, u64 val, blank; int i; - nonactive = t->hactive + t->hfp + t->hsw + t->hbp - out_width; + nonactive = t->hactive + t->hfp + t->hsync_len + t->hbp - out_width; i = 0; if (out_height < height) i++; if (out_width < width) i++; - blank = div_u64((u64)(t->hbp + t->hsw + t->hfp) * lclk, pclk); + blank = div_u64((u64)(t->hbp + t->hsync_len + t->hfp) * lclk, pclk); DSSDBG("blanking period + ppl = %llu (limit = %u)\n", blank, limits[i]); if (blank <= limits[i]) return -EINVAL; @@ -3093,10 +3093,10 @@ static bool _dispc_mgr_size_ok(u16 width, u16 height) height <= dispc.feat->mgr_height_max; } -static bool _dispc_lcd_timings_ok(int hsw, int hfp, int hbp, +static bool _dispc_lcd_timings_ok(int hsync_len, int hfp, int hbp, int vsw, int vfp, int vbp) { - if (hsw < 1 || hsw > dispc.feat->sw_max || + if (hsync_len < 1 || hsync_len > dispc.feat->sw_max || hfp < 1 || hfp > dispc.feat->hp_max || hbp < 1 || hbp > dispc.feat->hp_max || vsw < 1 || vsw > dispc.feat->sw_max || @@ -3129,7 +3129,7 @@ bool dispc_mgr_timings_ok(enum omap_channel channel, if (timings->interlace) return false; - if (!_dispc_lcd_timings_ok(timings->hsw, timings->hfp, + if (!_dispc_lcd_timings_ok(timings->hsync_len, timings->hfp, timings->hbp, timings->vsw, timings->vfp, timings->vbp)) return false; @@ -3138,7 +3138,7 @@ bool dispc_mgr_timings_ok(enum omap_channel channel, return true; } -static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, int hsw, +static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, int hsync_len, int hfp, int hbp, int vsw, int vfp, int vbp, enum omap_dss_signal_level vsync_level, enum omap_dss_signal_level hsync_level, @@ -3150,7 +3150,7 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, int hsw, u32 timing_h, timing_v, l; bool onoff, rf, ipc, vs, hs, de; - timing_h = FLD_VAL(hsw-1, dispc.feat->sw_start, 0) | + timing_h = FLD_VAL(hsync_len-1, dispc.feat->sw_start, 0) | FLD_VAL(hfp-1, dispc.feat->fp_start, 8) | FLD_VAL(hbp-1, dispc.feat->bp_start, 20); timing_v = FLD_VAL(vsw-1, dispc.feat->sw_start, 0) | @@ -3267,19 +3267,20 @@ void dispc_mgr_set_timings(enum omap_channel channel, } if (dss_mgr_is_lcd(channel)) { - _dispc_mgr_set_lcd_timings(channel, t.hsw, t.hfp, t.hbp, t.vsw, - t.vfp, t.vbp, t.vsync_level, t.hsync_level, - t.data_pclk_edge, t.de_level, t.sync_pclk_edge); + _dispc_mgr_set_lcd_timings(channel, t.hsync_len, t.hfp, t.hbp, + t.vsw, t.vfp, t.vbp, t.vsync_level, + t.hsync_level, t.data_pclk_edge, t.de_level, + t.sync_pclk_edge); - xtot = t.hactive + t.hfp + t.hsw + t.hbp; + xtot = t.hactive + t.hfp + t.hsync_len + t.hbp; ytot = t.vactive + t.vfp + t.vsw + t.vbp; ht = timings->pixelclock / xtot; vt = timings->pixelclock / xtot / ytot; DSSDBG("pck %u\n", timings->pixelclock); - DSSDBG("hsw %d hfp %d hbp %d vsw %d vfp %d vbp %d\n", - t.hsw, t.hfp, t.hbp, t.vsw, t.vfp, t.vbp); + DSSDBG("hsync_len %d hfp %d hbp %d vsw %d vfp %d vbp %d\n", + t.hsync_len, t.hfp, t.hbp, t.vsw, t.vfp, t.vbp); DSSDBG("vsync_level %d hsync_level %d data_pclk_edge %d de_level %d sync_pclk_edge %d\n", t.vsync_level, t.hsync_level, t.data_pclk_edge, t.de_level, t.sync_pclk_edge); @@ -4222,7 +4223,7 @@ static const struct dispc_errata_i734_data { .timings = { .hactive = 8, .vactive = 1, .pixelclock = 16000000, - .hsw = 8, .hfp = 4, .hbp = 4, + .hsync_len = 8, .hfp = 4, .hbp = 4, .vsw = 1, .vfp = 1, .vbp = 1, .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, diff --git a/drivers/gpu/drm/omapdrm/dss/display.c b/drivers/gpu/drm/omapdrm/dss/display.c index 29ae5d6e1508..78ceaa5e8198 100644 --- a/drivers/gpu/drm/omapdrm/dss/display.c +++ b/drivers/gpu/drm/omapdrm/dss/display.c @@ -227,7 +227,7 @@ void videomode_to_omap_video_timings(const struct videomode *vm, ovt->hactive = vm->hactive; ovt->hbp = vm->hback_porch; ovt->hfp = vm->hfront_porch; - ovt->hsw = vm->hsync_len; + ovt->hsync_len = vm->hsync_len; ovt->vactive = vm->vactive; ovt->vbp = vm->vback_porch; ovt->vfp = vm->vfront_porch; @@ -260,7 +260,7 @@ void omap_video_timings_to_videomode(const struct omap_video_timings *ovt, vm->hactive = ovt->hactive; vm->hback_porch = ovt->hbp; vm->hfront_porch = ovt->hfp; - vm->hsync_len = ovt->hsw; + vm->hsync_len = ovt->hsync_len; vm->vactive = ovt->vactive; vm->vback_porch = ovt->vbp; vm->vfront_porch = ovt->vfp; diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c index 06b15091d62f..002b450b0649 100644 --- a/drivers/gpu/drm/omapdrm/dss/dsi.c +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c @@ -4362,7 +4362,7 @@ static void print_dispc_vm(const char *str, const struct omap_video_timings *t) int hact, bl, tot; hact = t->hactive; - bl = t->hsw + t->hbp + t->hfp; + bl = t->hsync_len + t->hbp + t->hfp; tot = hact + bl; #define TO_DISPC_T(x) ((u32)div64_u64((u64)x * 1000000000llu, pck)) @@ -4371,9 +4371,9 @@ static void print_dispc_vm(const char *str, const struct omap_video_timings *t) "%u/%u/%u/%u = %u + %u = %u\n", str, pck, - t->hsw, t->hbp, hact, t->hfp, + t->hsync_len, t->hbp, hact, t->hfp, bl, hact, tot, - TO_DISPC_T(t->hsw), + TO_DISPC_T(t->hsync_len), TO_DISPC_T(t->hbp), TO_DISPC_T(hact), TO_DISPC_T(t->hfp), @@ -4399,7 +4399,7 @@ static void print_dsi_dispc_vm(const char *str, dsi_htot = t->hss + t->hsa + t->hse + t->hbp + dsi_hact + t->hfp; vm.pixelclock = pck; - vm.hsw = div64_u64((u64)(t->hsa + t->hse) * pck, byteclk); + vm.hsync_len = div64_u64((u64)(t->hsa + t->hse) * pck, byteclk); vm.hbp = div64_u64((u64)t->hbp * pck, byteclk); vm.hfp = div64_u64((u64)t->hfp * pck, byteclk); vm.hactive = t->hact; @@ -4423,7 +4423,7 @@ static bool dsi_cm_calc_dispc_cb(int lckd, int pckd, unsigned long lck, t->pixelclock = pck; t->hactive = ctx->config->timings->hactive; t->vactive = ctx->config->timings->vactive; - t->hsw = t->hfp = t->hbp = t->vsw = 1; + t->hsync_len = t->hfp = t->hbp = t->vsw = 1; t->vfp = t->vbp = 0; return true; @@ -4527,7 +4527,7 @@ static bool dsi_vm_calc_blanking(struct dsi_clk_calc_ctx *ctx) xres = req_vm->hactive; - panel_hbl = req_vm->hfp + req_vm->hbp + req_vm->hsw; + panel_hbl = req_vm->hfp + req_vm->hbp + req_vm->hsync_len; panel_htot = xres + panel_hbl; dsi_hact = DIV_ROUND_UP(DIV_ROUND_UP(xres * bitspp, 8) + 6, ndl); @@ -4557,7 +4557,7 @@ static bool dsi_vm_calc_blanking(struct dsi_clk_calc_ctx *ctx) hss = DIV_ROUND_UP(4, ndl); if (cfg->trans_mode == OMAP_DSS_DSI_PULSE_MODE) { - if (ndl == 3 && req_vm->hsw == 0) + if (ndl == 3 && req_vm->hsync_len == 0) hse = 1; else hse = DIV_ROUND_UP(4, ndl); @@ -4596,10 +4596,10 @@ static bool dsi_vm_calc_blanking(struct dsi_clk_calc_ctx *ctx) if (cfg->trans_mode != OMAP_DSS_DSI_PULSE_MODE) { hsa = 0; - } else if (ndl == 3 && req_vm->hsw == 0) { + } else if (ndl == 3 && req_vm->hsync_len == 0) { hsa = 0; } else { - hsa = div64_u64((u64)req_vm->hsw * byteclk, req_pck_nom); + hsa = div64_u64((u64)req_vm->hsync_len * byteclk, req_pck_nom); hsa = max(hsa - hse, 1); } @@ -4655,7 +4655,7 @@ static bool dsi_vm_calc_blanking(struct dsi_clk_calc_ctx *ctx) dispc_vm->pixelclock = dispc_pck; if (cfg->trans_mode == OMAP_DSS_DSI_PULSE_MODE) { - hsa = div64_u64((u64)req_vm->hsw * dispc_pck, + hsa = div64_u64((u64)req_vm->hsync_len * dispc_pck, req_pck_nom); hsa = max(hsa, 1); } else { @@ -4686,7 +4686,7 @@ static bool dsi_vm_calc_blanking(struct dsi_clk_calc_ctx *ctx) return false; dispc_vm->hfp = hfp; - dispc_vm->hsw = hsa; + dispc_vm->hsync_len = hsa; dispc_vm->hbp = hbp; return true; diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c index 3f76976b0e38..dd4c989c44ce 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c @@ -297,7 +297,7 @@ static void hdmi_core_init(struct hdmi_core_vid_config *video_cfg, /* video core */ video_cfg->data_enable_pol = 1; /* It is always 1*/ video_cfg->hblank = cfg->timings.hfp + - cfg->timings.hbp + cfg->timings.hsw; + cfg->timings.hbp + cfg->timings.hsync_len; video_cfg->vblank_osc = 0; video_cfg->vblank = cfg->timings.vsw + cfg->timings.vfp + cfg->timings.vbp; @@ -319,7 +319,7 @@ static void hdmi_core_init(struct hdmi_core_vid_config *video_cfg, video_cfg->v_fc_config.timings.hactive *= 2; video_cfg->hblank *= 2; video_cfg->v_fc_config.timings.hfp *= 2; - video_cfg->v_fc_config.timings.hsw *= 2; + video_cfg->v_fc_config.timings.hsync_len *= 2; video_cfg->v_fc_config.timings.hbp *= 2; } } @@ -377,9 +377,9 @@ static void hdmi_core_video_config(struct hdmi_core_data *core, /* set horizontal sync pulse width */ REG_FLD_MOD(base, HDMI_CORE_FC_HSYNCINWIDTH1, - (cfg->v_fc_config.timings.hsw >> 8), 1, 0); + (cfg->v_fc_config.timings.hsync_len >> 8), 1, 0); REG_FLD_MOD(base, HDMI_CORE_FC_HSYNCINWIDTH0, - cfg->v_fc_config.timings.hsw & 0xFF, 7, 0); + cfg->v_fc_config.timings.hsync_len & 0xFF, 7, 0); /* set vertical sync pulse width */ REG_FLD_MOD(base, HDMI_CORE_FC_VSYNCINWIDTH, diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c index 05462cfe5af8..89914a7a2bf9 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c @@ -166,24 +166,24 @@ void hdmi_wp_video_config_timing(struct hdmi_wp_data *wp, { u32 timing_h = 0; u32 timing_v = 0; - unsigned hsw_offset = 1; + unsigned hsync_len_offset = 1; DSSDBG("Enter hdmi_wp_video_config_timing\n"); /* * On OMAP4 and OMAP5 ES1 the HSW field is programmed as is. On OMAP5 - * ES2+ (including DRA7/AM5 SoCs) HSW field is programmed to hsw-1. + * ES2+ (including DRA7/AM5 SoCs) HSW field is programmed to hsync_len-1. * However, we don't support OMAP5 ES1 at all, so we can just check for * OMAP4 here. */ if (omapdss_get_version() == OMAPDSS_VER_OMAP4430_ES1 || omapdss_get_version() == OMAPDSS_VER_OMAP4430_ES2 || omapdss_get_version() == OMAPDSS_VER_OMAP4) - hsw_offset = 0; + hsync_len_offset = 0; timing_h |= FLD_VAL(timings->hbp, 31, 20); timing_h |= FLD_VAL(timings->hfp, 19, 8); - timing_h |= FLD_VAL(timings->hsw - hsw_offset, 7, 0); + timing_h |= FLD_VAL(timings->hsync_len - hsync_len_offset, 7, 0); hdmi_write_reg(wp->base, HDMI_WP_VIDEO_TIMING_H, timing_h); timing_v |= FLD_VAL(timings->vbp, 31, 20); @@ -203,7 +203,7 @@ void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt, timings->hbp = param->timings.hbp; timings->hfp = param->timings.hfp; - timings->hsw = param->timings.hsw; + timings->hsync_len = param->timings.hsync_len; timings->vbp = param->timings.vbp; timings->vfp = param->timings.vfp; timings->vsw = param->timings.vsw; @@ -223,7 +223,7 @@ void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt, if (param->timings.double_pixel) { video_fmt->x_res *= 2; timings->hfp *= 2; - timings->hsw *= 2; + timings->hsync_len *= 2; timings->hbp *= 2; } } diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index 0b969f6f5701..6468afa2a85b 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -307,7 +307,7 @@ struct omap_video_timings { /* Unit: Hz */ u32 pixelclock; /* Unit: pixel clocks */ - u16 hsw; /* Horizontal synchronization pulse width */ + u16 hsync_len; /* Horizontal synchronization pulse width */ /* Unit: pixel clocks */ u16 hfp; /* Horizontal front porch */ /* Unit: pixel clocks */ diff --git a/drivers/gpu/drm/omapdrm/dss/rfbi.c b/drivers/gpu/drm/omapdrm/dss/rfbi.c index ef9984c3d906..11d70691c4b1 100644 --- a/drivers/gpu/drm/omapdrm/dss/rfbi.c +++ b/drivers/gpu/drm/omapdrm/dss/rfbi.c @@ -858,7 +858,7 @@ static void rfbi_config_lcd_manager(struct omap_dss_device *dssdev) * are expected to be already configured by the panel driver via * omapdss_rfbi_set_size() */ - rfbi.timings.hsw = 1; + rfbi.timings.hsync_len = 1; rfbi.timings.hfp = 1; rfbi.timings.hbp = 1; rfbi.timings.vsw = 1; diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c b/drivers/gpu/drm/omapdrm/dss/venc.c index 463dc4e27f7a..9f53e9a21706 100644 --- a/drivers/gpu/drm/omapdrm/dss/venc.c +++ b/drivers/gpu/drm/omapdrm/dss/venc.c @@ -266,7 +266,7 @@ const struct omap_video_timings omap_dss_pal_timings = { .hactive = 720, .vactive = 574, .pixelclock = 13500000, - .hsw = 64, + .hsync_len = 64, .hfp = 12, .hbp = 68, .vsw = 5, @@ -287,7 +287,7 @@ const struct omap_video_timings omap_dss_ntsc_timings = { .hactive = 720, .vactive = 482, .pixelclock = 13500000, - .hsw = 64, + .hsync_len = 64, .hfp = 16, .hbp = 58, .vsw = 6, diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c index e3833efb6db8..86620396a561 100644 --- a/drivers/gpu/drm/omapdrm/omap_connector.c +++ b/drivers/gpu/drm/omapdrm/omap_connector.c @@ -49,7 +49,7 @@ void copy_timings_omap_to_drm(struct drm_display_mode *mode, mode->hdisplay = timings->hactive; mode->hsync_start = mode->hdisplay + timings->hfp; - mode->hsync_end = mode->hsync_start + timings->hsw; + mode->hsync_end = mode->hsync_start + timings->hsync_len; mode->htotal = mode->hsync_end + timings->hbp; mode->vdisplay = timings->vactive; @@ -83,7 +83,7 @@ void copy_timings_drm_to_omap(struct omap_video_timings *timings, timings->hactive = mode->hdisplay; timings->hfp = mode->hsync_start - mode->hdisplay; - timings->hsw = mode->hsync_end - mode->hsync_start; + timings->hsync_len = mode->hsync_end - mode->hsync_start; timings->hbp = mode->htotal - mode->hsync_end; timings->vactive = mode->vdisplay; -- cgit v1.2.3 From 0a30e150f053e609f7820d81efebde28802035f3 Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 14:06:49 +0300 Subject: drm/omap: omap_display_timings: rename hfp to hfront_porch In preparation to move the stack to use the generic videmode struct for display timing information rename the hfp member to hfront_porch. Signed-off-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- .../gpu/drm/omapdrm/displays/connector-analog-tv.c | 2 +- drivers/gpu/drm/omapdrm/displays/connector-dvi.c | 2 +- drivers/gpu/drm/omapdrm/displays/connector-hdmi.c | 2 +- .../omapdrm/displays/panel-lgphilips-lb035q02.c | 2 +- .../drm/omapdrm/displays/panel-nec-nl8048hl11.c | 2 +- .../drm/omapdrm/displays/panel-sharp-ls037v7dw01.c | 2 +- .../drm/omapdrm/displays/panel-sony-acx565akm.c | 2 +- .../drm/omapdrm/displays/panel-tpo-td028ttec1.c | 2 +- .../drm/omapdrm/displays/panel-tpo-td043mtea1.c | 2 +- drivers/gpu/drm/omapdrm/dss/dispc.c | 22 ++++++++++++---------- drivers/gpu/drm/omapdrm/dss/display.c | 4 ++-- drivers/gpu/drm/omapdrm/dss/dsi.c | 22 +++++++++++----------- drivers/gpu/drm/omapdrm/dss/hdmi5_core.c | 8 ++++---- drivers/gpu/drm/omapdrm/dss/hdmi_wp.c | 6 +++--- drivers/gpu/drm/omapdrm/dss/omapdss.h | 2 +- drivers/gpu/drm/omapdrm/dss/rfbi.c | 2 +- drivers/gpu/drm/omapdrm/dss/venc.c | 4 ++-- drivers/gpu/drm/omapdrm/omap_connector.c | 4 ++-- 18 files changed, 47 insertions(+), 45 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c index 5205a8ef6038..6d089b337bcb 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c @@ -34,7 +34,7 @@ static const struct omap_video_timings tvc_pal_timings = { .vactive = 574, .pixelclock = 13500000, .hsync_len = 64, - .hfp = 12, + .hfront_porch = 12, .hbp = 68, .vsw = 5, .vfp = 5, diff --git a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c index e9a8ea5043e6..cf893866aca0 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c @@ -25,7 +25,7 @@ static const struct omap_video_timings dvic_default_timings = { .pixelclock = 23500000, - .hfp = 48, + .hfront_porch = 48, .hsync_len = 32, .hbp = 80, diff --git a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c index 707fd62cb99c..fd1178b57f79 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c @@ -26,7 +26,7 @@ static const struct omap_video_timings hdmic_default_timings = { .vactive = 480, .pixelclock = 25175000, .hsync_len = 96, - .hfp = 16, + .hfront_porch = 16, .hbp = 48, .vsw = 2, .vfp = 11, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c index 6fbf07048df0..677db7b22a02 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c @@ -26,7 +26,7 @@ static struct omap_video_timings lb035q02_timings = { .pixelclock = 6500000, .hsync_len = 2, - .hfp = 20, + .hfront_porch = 20, .hbp = 68, .vsw = 2, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c index e0462aaf62f1..aff07f810796 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c @@ -69,7 +69,7 @@ static const struct omap_video_timings nec_8048_panel_timings = { .hactive = LCD_XRES, .vactive = LCD_YRES, .pixelclock = LCD_PIXEL_CLOCK, - .hfp = 6, + .hfront_porch = 6, .hsync_len = 1, .hbp = 4, .vfp = 3, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c index 5e96edebdd5c..c8348090e745 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c @@ -42,7 +42,7 @@ static const struct omap_video_timings sharp_ls_timings = { .pixelclock = 19200000, .hsync_len = 2, - .hfp = 1, + .hfront_porch = 1, .hbp = 28, .vsw = 1, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c index e679d8d62e18..fab0e98577f5 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c @@ -96,7 +96,7 @@ static const struct omap_video_timings acx565akm_panel_timings = { .hactive = 800, .vactive = 480, .pixelclock = 24000000, - .hfp = 28, + .hfront_porch = 28, .hsync_len = 4, .hbp = 24, .vfp = 3, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c index bc8e82abc0ba..694b2e117e08 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c @@ -46,7 +46,7 @@ static struct omap_video_timings td028ttec1_panel_timings = { .hactive = 480, .vactive = 640, .pixelclock = 22153000, - .hfp = 24, + .hfront_porch = 24, .hsync_len = 8, .hbp = 8, .vfp = 4, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c index 1255e8c128d5..8960e8389d6a 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c @@ -79,7 +79,7 @@ static const struct omap_video_timings tpo_td043_timings = { .pixelclock = 36000000, .hsync_len = 1, - .hfp = 68, + .hfront_porch = 68, .hbp = 214, .vsw = 1, diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c index 8f97a11a2e97..3f5c57fbfa94 100644 --- a/drivers/gpu/drm/omapdrm/dss/dispc.c +++ b/drivers/gpu/drm/omapdrm/dss/dispc.c @@ -2189,14 +2189,16 @@ static int check_horiz_timing_omap3(unsigned long pclk, unsigned long lclk, u64 val, blank; int i; - nonactive = t->hactive + t->hfp + t->hsync_len + t->hbp - out_width; + nonactive = t->hactive + t->hfront_porch + t->hsync_len + + t->hbp - out_width; i = 0; if (out_height < height) i++; if (out_width < width) i++; - blank = div_u64((u64)(t->hbp + t->hsync_len + t->hfp) * lclk, pclk); + blank = div_u64((u64)(t->hbp + t->hsync_len + t->hfront_porch) * + lclk, pclk); DSSDBG("blanking period + ppl = %llu (limit = %u)\n", blank, limits[i]); if (blank <= limits[i]) return -EINVAL; @@ -3129,9 +3131,9 @@ bool dispc_mgr_timings_ok(enum omap_channel channel, if (timings->interlace) return false; - if (!_dispc_lcd_timings_ok(timings->hsync_len, timings->hfp, - timings->hbp, timings->vsw, timings->vfp, - timings->vbp)) + if (!_dispc_lcd_timings_ok(timings->hsync_len, + timings->hfront_porch, timings->hbp, + timings->vsw, timings->vfp, timings->vbp)) return false; } @@ -3267,12 +3269,12 @@ void dispc_mgr_set_timings(enum omap_channel channel, } if (dss_mgr_is_lcd(channel)) { - _dispc_mgr_set_lcd_timings(channel, t.hsync_len, t.hfp, t.hbp, - t.vsw, t.vfp, t.vbp, t.vsync_level, + _dispc_mgr_set_lcd_timings(channel, t.hsync_len, t.hfront_porch, + t.hbp, t.vsw, t.vfp, t.vbp, t.vsync_level, t.hsync_level, t.data_pclk_edge, t.de_level, t.sync_pclk_edge); - xtot = t.hactive + t.hfp + t.hsync_len + t.hbp; + xtot = t.hactive + t.hfront_porch + t.hsync_len + t.hbp; ytot = t.vactive + t.vfp + t.vsw + t.vbp; ht = timings->pixelclock / xtot; @@ -3280,7 +3282,7 @@ void dispc_mgr_set_timings(enum omap_channel channel, DSSDBG("pck %u\n", timings->pixelclock); DSSDBG("hsync_len %d hfp %d hbp %d vsw %d vfp %d vbp %d\n", - t.hsync_len, t.hfp, t.hbp, t.vsw, t.vfp, t.vbp); + t.hsync_len, t.hfront_porch, t.hbp, t.vsw, t.vfp, t.vbp); DSSDBG("vsync_level %d hsync_level %d data_pclk_edge %d de_level %d sync_pclk_edge %d\n", t.vsync_level, t.hsync_level, t.data_pclk_edge, t.de_level, t.sync_pclk_edge); @@ -4223,7 +4225,7 @@ static const struct dispc_errata_i734_data { .timings = { .hactive = 8, .vactive = 1, .pixelclock = 16000000, - .hsync_len = 8, .hfp = 4, .hbp = 4, + .hsync_len = 8, .hfront_porch = 4, .hbp = 4, .vsw = 1, .vfp = 1, .vbp = 1, .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, diff --git a/drivers/gpu/drm/omapdrm/dss/display.c b/drivers/gpu/drm/omapdrm/dss/display.c index 78ceaa5e8198..f147c6c663d3 100644 --- a/drivers/gpu/drm/omapdrm/dss/display.c +++ b/drivers/gpu/drm/omapdrm/dss/display.c @@ -226,7 +226,7 @@ void videomode_to_omap_video_timings(const struct videomode *vm, ovt->pixelclock = vm->pixelclock; ovt->hactive = vm->hactive; ovt->hbp = vm->hback_porch; - ovt->hfp = vm->hfront_porch; + ovt->hfront_porch = vm->hfront_porch; ovt->hsync_len = vm->hsync_len; ovt->vactive = vm->vactive; ovt->vbp = vm->vback_porch; @@ -259,7 +259,7 @@ void omap_video_timings_to_videomode(const struct omap_video_timings *ovt, vm->hactive = ovt->hactive; vm->hback_porch = ovt->hbp; - vm->hfront_porch = ovt->hfp; + vm->hfront_porch = ovt->hfront_porch; vm->hsync_len = ovt->hsync_len; vm->vactive = ovt->vactive; vm->vback_porch = ovt->vbp; diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c index 002b450b0649..17eb16f86adc 100644 --- a/drivers/gpu/drm/omapdrm/dss/dsi.c +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c @@ -4331,7 +4331,7 @@ static void print_dsi_vm(const char *str, wc = DIV_ROUND_UP(t->hact * t->bitspp, 8); pps = DIV_ROUND_UP(wc + 6, t->ndl); /* pixel packet size */ - bl = t->hss + t->hsa + t->hse + t->hbp + t->hfp; + bl = t->hss + t->hsa + t->hse + t->hbp + t->hfront_porch; tot = bl + pps; #define TO_DSI_T(x) ((u32)div64_u64((u64)x * 1000000000llu, byteclk)) @@ -4340,14 +4340,14 @@ static void print_dsi_vm(const char *str, "%u/%u/%u/%u/%u/%u = %u + %u = %u\n", str, byteclk, - t->hss, t->hsa, t->hse, t->hbp, pps, t->hfp, + t->hss, t->hsa, t->hse, t->hbp, pps, t->hfront_porch, bl, pps, tot, TO_DSI_T(t->hss), TO_DSI_T(t->hsa), TO_DSI_T(t->hse), TO_DSI_T(t->hbp), TO_DSI_T(pps), - TO_DSI_T(t->hfp), + TO_DSI_T(t->hfront_porch), TO_DSI_T(bl), TO_DSI_T(pps), @@ -4362,7 +4362,7 @@ static void print_dispc_vm(const char *str, const struct omap_video_timings *t) int hact, bl, tot; hact = t->hactive; - bl = t->hsync_len + t->hbp + t->hfp; + bl = t->hsync_len + t->hbp + t->hfront_porch; tot = hact + bl; #define TO_DISPC_T(x) ((u32)div64_u64((u64)x * 1000000000llu, pck)) @@ -4371,12 +4371,12 @@ static void print_dispc_vm(const char *str, const struct omap_video_timings *t) "%u/%u/%u/%u = %u + %u = %u\n", str, pck, - t->hsync_len, t->hbp, hact, t->hfp, + t->hsync_len, t->hbp, hact, t->hfront_porch, bl, hact, tot, TO_DISPC_T(t->hsync_len), TO_DISPC_T(t->hbp), TO_DISPC_T(hact), - TO_DISPC_T(t->hfp), + TO_DISPC_T(t->hfront_porch), TO_DISPC_T(bl), TO_DISPC_T(hact), TO_DISPC_T(tot)); @@ -4396,12 +4396,12 @@ static void print_dsi_dispc_vm(const char *str, dsi_tput = (u64)byteclk * t->ndl * 8; pck = (u32)div64_u64(dsi_tput, t->bitspp); dsi_hact = DIV_ROUND_UP(DIV_ROUND_UP(t->hact * t->bitspp, 8) + 6, t->ndl); - dsi_htot = t->hss + t->hsa + t->hse + t->hbp + dsi_hact + t->hfp; + dsi_htot = t->hss + t->hsa + t->hse + t->hbp + dsi_hact + t->hfront_porch; vm.pixelclock = pck; vm.hsync_len = div64_u64((u64)(t->hsa + t->hse) * pck, byteclk); vm.hbp = div64_u64((u64)t->hbp * pck, byteclk); - vm.hfp = div64_u64((u64)t->hfp * pck, byteclk); + vm.hfront_porch = div64_u64((u64)t->hfront_porch * pck, byteclk); vm.hactive = t->hact; print_dispc_vm(str, &vm); @@ -4423,7 +4423,7 @@ static bool dsi_cm_calc_dispc_cb(int lckd, int pckd, unsigned long lck, t->pixelclock = pck; t->hactive = ctx->config->timings->hactive; t->vactive = ctx->config->timings->vactive; - t->hsync_len = t->hfp = t->hbp = t->vsw = 1; + t->hsync_len = t->hfront_porch = t->hbp = t->vsw = 1; t->vfp = t->vbp = 0; return true; @@ -4527,7 +4527,7 @@ static bool dsi_vm_calc_blanking(struct dsi_clk_calc_ctx *ctx) xres = req_vm->hactive; - panel_hbl = req_vm->hfp + req_vm->hbp + req_vm->hsync_len; + panel_hbl = req_vm->hfront_porch + req_vm->hbp + req_vm->hsync_len; panel_htot = xres + panel_hbl; dsi_hact = DIV_ROUND_UP(DIV_ROUND_UP(xres * bitspp, 8) + 6, ndl); @@ -4685,7 +4685,7 @@ static bool dsi_vm_calc_blanking(struct dsi_clk_calc_ctx *ctx) if (hfp < 1) return false; - dispc_vm->hfp = hfp; + dispc_vm->hfront_porch = hfp; dispc_vm->hsync_len = hsa; dispc_vm->hbp = hbp; diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c index dd4c989c44ce..26012224e7e4 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c @@ -296,7 +296,7 @@ static void hdmi_core_init(struct hdmi_core_vid_config *video_cfg, /* video core */ video_cfg->data_enable_pol = 1; /* It is always 1*/ - video_cfg->hblank = cfg->timings.hfp + + video_cfg->hblank = cfg->timings.hfront_porch + cfg->timings.hbp + cfg->timings.hsync_len; video_cfg->vblank_osc = 0; video_cfg->vblank = cfg->timings.vsw + @@ -318,7 +318,7 @@ static void hdmi_core_init(struct hdmi_core_vid_config *video_cfg, if (cfg->timings.double_pixel) { video_cfg->v_fc_config.timings.hactive *= 2; video_cfg->hblank *= 2; - video_cfg->v_fc_config.timings.hfp *= 2; + video_cfg->v_fc_config.timings.hfront_porch *= 2; video_cfg->v_fc_config.timings.hsync_len *= 2; video_cfg->v_fc_config.timings.hbp *= 2; } @@ -367,9 +367,9 @@ static void hdmi_core_video_config(struct hdmi_core_data *core, /* set horizontal sync offset */ REG_FLD_MOD(base, HDMI_CORE_FC_HSYNCINDELAY1, - cfg->v_fc_config.timings.hfp >> 8, 4, 0); + cfg->v_fc_config.timings.hfront_porch >> 8, 4, 0); REG_FLD_MOD(base, HDMI_CORE_FC_HSYNCINDELAY0, - cfg->v_fc_config.timings.hfp & 0xFF, 7, 0); + cfg->v_fc_config.timings.hfront_porch & 0xFF, 7, 0); /* set vertical sync offset */ REG_FLD_MOD(base, HDMI_CORE_FC_VSYNCINDELAY, diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c index 89914a7a2bf9..7b7efb6dc5d7 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c @@ -182,7 +182,7 @@ void hdmi_wp_video_config_timing(struct hdmi_wp_data *wp, hsync_len_offset = 0; timing_h |= FLD_VAL(timings->hbp, 31, 20); - timing_h |= FLD_VAL(timings->hfp, 19, 8); + timing_h |= FLD_VAL(timings->hfront_porch, 19, 8); timing_h |= FLD_VAL(timings->hsync_len - hsync_len_offset, 7, 0); hdmi_write_reg(wp->base, HDMI_WP_VIDEO_TIMING_H, timing_h); @@ -202,7 +202,7 @@ void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt, video_fmt->x_res = param->timings.hactive; timings->hbp = param->timings.hbp; - timings->hfp = param->timings.hfp; + timings->hfront_porch = param->timings.hfront_porch; timings->hsync_len = param->timings.hsync_len; timings->vbp = param->timings.vbp; timings->vfp = param->timings.vfp; @@ -222,7 +222,7 @@ void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt, if (param->timings.double_pixel) { video_fmt->x_res *= 2; - timings->hfp *= 2; + timings->hfront_porch *= 2; timings->hsync_len *= 2; timings->hbp *= 2; } diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index 6468afa2a85b..b540baf81e0d 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -309,7 +309,7 @@ struct omap_video_timings { /* Unit: pixel clocks */ u16 hsync_len; /* Horizontal synchronization pulse width */ /* Unit: pixel clocks */ - u16 hfp; /* Horizontal front porch */ + u16 hfront_porch; /* Horizontal front porch */ /* Unit: pixel clocks */ u16 hbp; /* Horizontal back porch */ /* Unit: line clocks */ diff --git a/drivers/gpu/drm/omapdrm/dss/rfbi.c b/drivers/gpu/drm/omapdrm/dss/rfbi.c index 11d70691c4b1..32b87bfd6d3f 100644 --- a/drivers/gpu/drm/omapdrm/dss/rfbi.c +++ b/drivers/gpu/drm/omapdrm/dss/rfbi.c @@ -859,7 +859,7 @@ static void rfbi_config_lcd_manager(struct omap_dss_device *dssdev) * omapdss_rfbi_set_size() */ rfbi.timings.hsync_len = 1; - rfbi.timings.hfp = 1; + rfbi.timings.hfront_porch = 1; rfbi.timings.hbp = 1; rfbi.timings.vsw = 1; rfbi.timings.vfp = 0; diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c b/drivers/gpu/drm/omapdrm/dss/venc.c index 9f53e9a21706..92dbcab2d72a 100644 --- a/drivers/gpu/drm/omapdrm/dss/venc.c +++ b/drivers/gpu/drm/omapdrm/dss/venc.c @@ -267,7 +267,7 @@ const struct omap_video_timings omap_dss_pal_timings = { .vactive = 574, .pixelclock = 13500000, .hsync_len = 64, - .hfp = 12, + .hfront_porch = 12, .hbp = 68, .vsw = 5, .vfp = 5, @@ -288,7 +288,7 @@ const struct omap_video_timings omap_dss_ntsc_timings = { .vactive = 482, .pixelclock = 13500000, .hsync_len = 64, - .hfp = 16, + .hfront_porch = 16, .hbp = 58, .vsw = 6, .vfp = 6, diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c index 86620396a561..2399a6facea4 100644 --- a/drivers/gpu/drm/omapdrm/omap_connector.c +++ b/drivers/gpu/drm/omapdrm/omap_connector.c @@ -48,7 +48,7 @@ void copy_timings_omap_to_drm(struct drm_display_mode *mode, mode->clock = timings->pixelclock / 1000; mode->hdisplay = timings->hactive; - mode->hsync_start = mode->hdisplay + timings->hfp; + mode->hsync_start = mode->hdisplay + timings->hfront_porch; mode->hsync_end = mode->hsync_start + timings->hsync_len; mode->htotal = mode->hsync_end + timings->hbp; @@ -82,7 +82,7 @@ void copy_timings_drm_to_omap(struct omap_video_timings *timings, timings->pixelclock = mode->clock * 1000; timings->hactive = mode->hdisplay; - timings->hfp = mode->hsync_start - mode->hdisplay; + timings->hfront_porch = mode->hsync_start - mode->hdisplay; timings->hsync_len = mode->hsync_end - mode->hsync_start; timings->hbp = mode->htotal - mode->hsync_end; -- cgit v1.2.3 From a85f4a80784b34362568a0ff1f34aaa3357462a0 Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 14:06:50 +0300 Subject: drm/omap: omap_display_timings: rename hbp to hback_porch In preparation to move the stack to use the generic videmode struct for display timing information rename the hbp member to hback_porch. Signed-off-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- .../gpu/drm/omapdrm/displays/connector-analog-tv.c | 2 +- drivers/gpu/drm/omapdrm/displays/connector-dvi.c | 2 +- drivers/gpu/drm/omapdrm/displays/connector-hdmi.c | 2 +- .../drm/omapdrm/displays/panel-lgphilips-lb035q02.c | 2 +- .../gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c | 2 +- .../drm/omapdrm/displays/panel-sharp-ls037v7dw01.c | 2 +- .../gpu/drm/omapdrm/displays/panel-sony-acx565akm.c | 2 +- .../gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c | 2 +- .../gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c | 2 +- drivers/gpu/drm/omapdrm/dss/dispc.c | 19 ++++++++++--------- drivers/gpu/drm/omapdrm/dss/display.c | 4 ++-- drivers/gpu/drm/omapdrm/dss/dsi.c | 11 ++++++----- drivers/gpu/drm/omapdrm/dss/hdmi5_core.c | 4 ++-- drivers/gpu/drm/omapdrm/dss/hdmi_wp.c | 6 +++--- drivers/gpu/drm/omapdrm/dss/omapdss.h | 2 +- drivers/gpu/drm/omapdrm/dss/rfbi.c | 2 +- drivers/gpu/drm/omapdrm/dss/venc.c | 4 ++-- drivers/gpu/drm/omapdrm/omap_connector.c | 4 ++-- 18 files changed, 38 insertions(+), 36 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c index 6d089b337bcb..2dbc6a42fb32 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c @@ -35,7 +35,7 @@ static const struct omap_video_timings tvc_pal_timings = { .pixelclock = 13500000, .hsync_len = 64, .hfront_porch = 12, - .hbp = 68, + .hback_porch = 68, .vsw = 5, .vfp = 5, .vbp = 41, diff --git a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c index cf893866aca0..6cf541cb9933 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c @@ -27,7 +27,7 @@ static const struct omap_video_timings dvic_default_timings = { .hfront_porch = 48, .hsync_len = 32, - .hbp = 80, + .hback_porch = 80, .vfp = 3, .vsw = 4, diff --git a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c index fd1178b57f79..24d047844b7c 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c @@ -27,7 +27,7 @@ static const struct omap_video_timings hdmic_default_timings = { .pixelclock = 25175000, .hsync_len = 96, .hfront_porch = 16, - .hbp = 48, + .hback_porch = 48, .vsw = 2, .vfp = 11, .vbp = 31, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c index 677db7b22a02..295904a5f28d 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c @@ -27,7 +27,7 @@ static struct omap_video_timings lb035q02_timings = { .hsync_len = 2, .hfront_porch = 20, - .hbp = 68, + .hback_porch = 68, .vsw = 2, .vfp = 4, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c index aff07f810796..d408824a3341 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c @@ -71,7 +71,7 @@ static const struct omap_video_timings nec_8048_panel_timings = { .pixelclock = LCD_PIXEL_CLOCK, .hfront_porch = 6, .hsync_len = 1, - .hbp = 4, + .hback_porch = 4, .vfp = 3, .vsw = 1, .vbp = 4, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c index c8348090e745..b36df2c66db1 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c @@ -43,7 +43,7 @@ static const struct omap_video_timings sharp_ls_timings = { .hsync_len = 2, .hfront_porch = 1, - .hbp = 28, + .hback_porch = 28, .vsw = 1, .vfp = 1, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c index fab0e98577f5..ed55ad9fa731 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c @@ -98,7 +98,7 @@ static const struct omap_video_timings acx565akm_panel_timings = { .pixelclock = 24000000, .hfront_porch = 28, .hsync_len = 4, - .hbp = 24, + .hback_porch = 24, .vfp = 3, .vsw = 3, .vbp = 4, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c index 694b2e117e08..f1cc3fa275e6 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c @@ -48,7 +48,7 @@ static struct omap_video_timings td028ttec1_panel_timings = { .pixelclock = 22153000, .hfront_porch = 24, .hsync_len = 8, - .hbp = 8, + .hback_porch = 8, .vfp = 4, .vsw = 2, .vbp = 2, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c index 8960e8389d6a..458a4541f85c 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c @@ -80,7 +80,7 @@ static const struct omap_video_timings tpo_td043_timings = { .hsync_len = 1, .hfront_porch = 68, - .hbp = 214, + .hback_porch = 214, .vsw = 1, .vfp = 39, diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c index 3f5c57fbfa94..0d115aa6c86e 100644 --- a/drivers/gpu/drm/omapdrm/dss/dispc.c +++ b/drivers/gpu/drm/omapdrm/dss/dispc.c @@ -2190,14 +2190,14 @@ static int check_horiz_timing_omap3(unsigned long pclk, unsigned long lclk, int i; nonactive = t->hactive + t->hfront_porch + t->hsync_len + - t->hbp - out_width; + t->hback_porch - out_width; i = 0; if (out_height < height) i++; if (out_width < width) i++; - blank = div_u64((u64)(t->hbp + t->hsync_len + t->hfront_porch) * + blank = div_u64((u64)(t->hback_porch + t->hsync_len + t->hfront_porch) * lclk, pclk); DSSDBG("blanking period + ppl = %llu (limit = %u)\n", blank, limits[i]); if (blank <= limits[i]) @@ -3132,7 +3132,7 @@ bool dispc_mgr_timings_ok(enum omap_channel channel, return false; if (!_dispc_lcd_timings_ok(timings->hsync_len, - timings->hfront_porch, timings->hbp, + timings->hfront_porch, timings->hback_porch, timings->vsw, timings->vfp, timings->vbp)) return false; } @@ -3270,11 +3270,11 @@ void dispc_mgr_set_timings(enum omap_channel channel, if (dss_mgr_is_lcd(channel)) { _dispc_mgr_set_lcd_timings(channel, t.hsync_len, t.hfront_porch, - t.hbp, t.vsw, t.vfp, t.vbp, t.vsync_level, - t.hsync_level, t.data_pclk_edge, t.de_level, - t.sync_pclk_edge); + t.hback_porch, t.vsw, t.vfp, t.vbp, + t.vsync_level, t.hsync_level, t.data_pclk_edge, + t.de_level, t.sync_pclk_edge); - xtot = t.hactive + t.hfront_porch + t.hsync_len + t.hbp; + xtot = t.hactive + t.hfront_porch + t.hsync_len + t.hback_porch; ytot = t.vactive + t.vfp + t.vsw + t.vbp; ht = timings->pixelclock / xtot; @@ -3282,7 +3282,8 @@ void dispc_mgr_set_timings(enum omap_channel channel, DSSDBG("pck %u\n", timings->pixelclock); DSSDBG("hsync_len %d hfp %d hbp %d vsw %d vfp %d vbp %d\n", - t.hsync_len, t.hfront_porch, t.hbp, t.vsw, t.vfp, t.vbp); + t.hsync_len, t.hfront_porch, t.hback_porch, + t.vsw, t.vfp, t.vbp); DSSDBG("vsync_level %d hsync_level %d data_pclk_edge %d de_level %d sync_pclk_edge %d\n", t.vsync_level, t.hsync_level, t.data_pclk_edge, t.de_level, t.sync_pclk_edge); @@ -4225,7 +4226,7 @@ static const struct dispc_errata_i734_data { .timings = { .hactive = 8, .vactive = 1, .pixelclock = 16000000, - .hsync_len = 8, .hfront_porch = 4, .hbp = 4, + .hsync_len = 8, .hfront_porch = 4, .hback_porch = 4, .vsw = 1, .vfp = 1, .vbp = 1, .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, diff --git a/drivers/gpu/drm/omapdrm/dss/display.c b/drivers/gpu/drm/omapdrm/dss/display.c index f147c6c663d3..336521cdf824 100644 --- a/drivers/gpu/drm/omapdrm/dss/display.c +++ b/drivers/gpu/drm/omapdrm/dss/display.c @@ -225,7 +225,7 @@ void videomode_to_omap_video_timings(const struct videomode *vm, ovt->pixelclock = vm->pixelclock; ovt->hactive = vm->hactive; - ovt->hbp = vm->hback_porch; + ovt->hback_porch = vm->hback_porch; ovt->hfront_porch = vm->hfront_porch; ovt->hsync_len = vm->hsync_len; ovt->vactive = vm->vactive; @@ -258,7 +258,7 @@ void omap_video_timings_to_videomode(const struct omap_video_timings *ovt, vm->pixelclock = ovt->pixelclock; vm->hactive = ovt->hactive; - vm->hback_porch = ovt->hbp; + vm->hback_porch = ovt->hback_porch; vm->hfront_porch = ovt->hfront_porch; vm->hsync_len = ovt->hsync_len; vm->vactive = ovt->vactive; diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c index 17eb16f86adc..a542d44ed53a 100644 --- a/drivers/gpu/drm/omapdrm/dss/dsi.c +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c @@ -4423,7 +4423,7 @@ static bool dsi_cm_calc_dispc_cb(int lckd, int pckd, unsigned long lck, t->pixelclock = pck; t->hactive = ctx->config->timings->hactive; t->vactive = ctx->config->timings->vactive; - t->hsync_len = t->hfront_porch = t->hbp = t->vsw = 1; + t->hsync_len = t->hfront_porch = t->hback_porch = t->vsw = 1; t->vfp = t->vbp = 0; return true; @@ -4527,7 +4527,8 @@ static bool dsi_vm_calc_blanking(struct dsi_clk_calc_ctx *ctx) xres = req_vm->hactive; - panel_hbl = req_vm->hfront_porch + req_vm->hbp + req_vm->hsync_len; + panel_hbl = req_vm->hfront_porch + req_vm->hback_porch + + req_vm->hsync_len; panel_htot = xres + panel_hbl; dsi_hact = DIV_ROUND_UP(DIV_ROUND_UP(xres * bitspp, 8) + 6, ndl); @@ -4603,7 +4604,7 @@ static bool dsi_vm_calc_blanking(struct dsi_clk_calc_ctx *ctx) hsa = max(hsa - hse, 1); } - hbp = div64_u64((u64)req_vm->hbp * byteclk, req_pck_nom); + hbp = div64_u64((u64)req_vm->hback_porch * byteclk, req_pck_nom); hbp = max(hbp, 1); hfp = dsi_hbl - (hss + hsa + hse + hbp); @@ -4662,7 +4663,7 @@ static bool dsi_vm_calc_blanking(struct dsi_clk_calc_ctx *ctx) hsa = 1; } - hbp = div64_u64((u64)req_vm->hbp * dispc_pck, req_pck_nom); + hbp = div64_u64((u64)req_vm->hback_porch * dispc_pck, req_pck_nom); hbp = max(hbp, 1); hfp = dispc_hbl - hsa - hbp; @@ -4687,7 +4688,7 @@ static bool dsi_vm_calc_blanking(struct dsi_clk_calc_ctx *ctx) dispc_vm->hfront_porch = hfp; dispc_vm->hsync_len = hsa; - dispc_vm->hbp = hbp; + dispc_vm->hback_porch = hbp; return true; } diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c index 26012224e7e4..f986b323764b 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c @@ -297,7 +297,7 @@ static void hdmi_core_init(struct hdmi_core_vid_config *video_cfg, /* video core */ video_cfg->data_enable_pol = 1; /* It is always 1*/ video_cfg->hblank = cfg->timings.hfront_porch + - cfg->timings.hbp + cfg->timings.hsync_len; + cfg->timings.hback_porch + cfg->timings.hsync_len; video_cfg->vblank_osc = 0; video_cfg->vblank = cfg->timings.vsw + cfg->timings.vfp + cfg->timings.vbp; @@ -320,7 +320,7 @@ static void hdmi_core_init(struct hdmi_core_vid_config *video_cfg, video_cfg->hblank *= 2; video_cfg->v_fc_config.timings.hfront_porch *= 2; video_cfg->v_fc_config.timings.hsync_len *= 2; - video_cfg->v_fc_config.timings.hbp *= 2; + video_cfg->v_fc_config.timings.hback_porch *= 2; } } diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c index 7b7efb6dc5d7..e4a431cb33a4 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c @@ -181,7 +181,7 @@ void hdmi_wp_video_config_timing(struct hdmi_wp_data *wp, omapdss_get_version() == OMAPDSS_VER_OMAP4) hsync_len_offset = 0; - timing_h |= FLD_VAL(timings->hbp, 31, 20); + timing_h |= FLD_VAL(timings->hback_porch, 31, 20); timing_h |= FLD_VAL(timings->hfront_porch, 19, 8); timing_h |= FLD_VAL(timings->hsync_len - hsync_len_offset, 7, 0); hdmi_write_reg(wp->base, HDMI_WP_VIDEO_TIMING_H, timing_h); @@ -201,7 +201,7 @@ void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt, video_fmt->y_res = param->timings.vactive; video_fmt->x_res = param->timings.hactive; - timings->hbp = param->timings.hbp; + timings->hback_porch = param->timings.hback_porch; timings->hfront_porch = param->timings.hfront_porch; timings->hsync_len = param->timings.hsync_len; timings->vbp = param->timings.vbp; @@ -224,7 +224,7 @@ void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt, video_fmt->x_res *= 2; timings->hfront_porch *= 2; timings->hsync_len *= 2; - timings->hbp *= 2; + timings->hback_porch *= 2; } } diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index b540baf81e0d..f8db4c29be83 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -311,7 +311,7 @@ struct omap_video_timings { /* Unit: pixel clocks */ u16 hfront_porch; /* Horizontal front porch */ /* Unit: pixel clocks */ - u16 hbp; /* Horizontal back porch */ + u16 hback_porch; /* Horizontal back porch */ /* Unit: line clocks */ u16 vsw; /* Vertical synchronization pulse width */ /* Unit: line clocks */ diff --git a/drivers/gpu/drm/omapdrm/dss/rfbi.c b/drivers/gpu/drm/omapdrm/dss/rfbi.c index 32b87bfd6d3f..0f721fbbe570 100644 --- a/drivers/gpu/drm/omapdrm/dss/rfbi.c +++ b/drivers/gpu/drm/omapdrm/dss/rfbi.c @@ -860,7 +860,7 @@ static void rfbi_config_lcd_manager(struct omap_dss_device *dssdev) */ rfbi.timings.hsync_len = 1; rfbi.timings.hfront_porch = 1; - rfbi.timings.hbp = 1; + rfbi.timings.hback_porch = 1; rfbi.timings.vsw = 1; rfbi.timings.vfp = 0; rfbi.timings.vbp = 0; diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c b/drivers/gpu/drm/omapdrm/dss/venc.c index 92dbcab2d72a..f192368bec60 100644 --- a/drivers/gpu/drm/omapdrm/dss/venc.c +++ b/drivers/gpu/drm/omapdrm/dss/venc.c @@ -268,7 +268,7 @@ const struct omap_video_timings omap_dss_pal_timings = { .pixelclock = 13500000, .hsync_len = 64, .hfront_porch = 12, - .hbp = 68, + .hback_porch = 68, .vsw = 5, .vfp = 5, .vbp = 41, @@ -289,7 +289,7 @@ const struct omap_video_timings omap_dss_ntsc_timings = { .pixelclock = 13500000, .hsync_len = 64, .hfront_porch = 16, - .hbp = 58, + .hback_porch = 58, .vsw = 6, .vfp = 6, .vbp = 31, diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c index 2399a6facea4..3d1b418fd858 100644 --- a/drivers/gpu/drm/omapdrm/omap_connector.c +++ b/drivers/gpu/drm/omapdrm/omap_connector.c @@ -50,7 +50,7 @@ void copy_timings_omap_to_drm(struct drm_display_mode *mode, mode->hdisplay = timings->hactive; mode->hsync_start = mode->hdisplay + timings->hfront_porch; mode->hsync_end = mode->hsync_start + timings->hsync_len; - mode->htotal = mode->hsync_end + timings->hbp; + mode->htotal = mode->hsync_end + timings->hback_porch; mode->vdisplay = timings->vactive; mode->vsync_start = mode->vdisplay + timings->vfp; @@ -84,7 +84,7 @@ void copy_timings_drm_to_omap(struct omap_video_timings *timings, timings->hactive = mode->hdisplay; timings->hfront_porch = mode->hsync_start - mode->hdisplay; timings->hsync_len = mode->hsync_end - mode->hsync_start; - timings->hbp = mode->htotal - mode->hsync_end; + timings->hback_porch = mode->htotal - mode->hsync_end; timings->vactive = mode->vdisplay; timings->vfp = mode->vsync_start - mode->vdisplay; -- cgit v1.2.3 From d5bcf0aa3f6fb396fc8099a4e5960f9274b0dae9 Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 14:06:51 +0300 Subject: drm/omap: omap_display_timings: rename vsw to vsync_len In preparation to move the stack to use the generic videmode struct for display timing information rename the vsw member to vsync_len. Signed-off-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c | 2 +- drivers/gpu/drm/omapdrm/displays/connector-dvi.c | 2 +- drivers/gpu/drm/omapdrm/displays/connector-hdmi.c | 2 +- drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c | 2 +- drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c | 2 +- drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c | 2 +- drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c | 2 +- drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c | 2 +- drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c | 2 +- drivers/gpu/drm/omapdrm/dss/dispc.c | 12 ++++++------ drivers/gpu/drm/omapdrm/dss/display.c | 4 ++-- drivers/gpu/drm/omapdrm/dss/dsi.c | 4 ++-- drivers/gpu/drm/omapdrm/dss/hdmi5_core.c | 6 +++--- drivers/gpu/drm/omapdrm/dss/hdmi_wp.c | 6 +++--- drivers/gpu/drm/omapdrm/dss/omapdss.h | 2 +- drivers/gpu/drm/omapdrm/dss/rfbi.c | 2 +- drivers/gpu/drm/omapdrm/dss/venc.c | 4 ++-- drivers/gpu/drm/omapdrm/omap_connector.c | 4 ++-- 18 files changed, 31 insertions(+), 31 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c index 2dbc6a42fb32..ce33f47f4eea 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c @@ -36,7 +36,7 @@ static const struct omap_video_timings tvc_pal_timings = { .hsync_len = 64, .hfront_porch = 12, .hback_porch = 68, - .vsw = 5, + .vsync_len = 5, .vfp = 5, .vbp = 41, diff --git a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c index 6cf541cb9933..91516fbc711b 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c @@ -30,7 +30,7 @@ static const struct omap_video_timings dvic_default_timings = { .hback_porch = 80, .vfp = 3, - .vsw = 4, + .vsync_len = 4, .vbp = 7, .vsync_level = OMAPDSS_SIG_ACTIVE_HIGH, diff --git a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c index 24d047844b7c..6e75da30dc9d 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c @@ -28,7 +28,7 @@ static const struct omap_video_timings hdmic_default_timings = { .hsync_len = 96, .hfront_porch = 16, .hback_porch = 48, - .vsw = 2, + .vsync_len = 2, .vfp = 11, .vbp = 31, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c index 295904a5f28d..5b2dd1e48705 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c @@ -29,7 +29,7 @@ static struct omap_video_timings lb035q02_timings = { .hfront_porch = 20, .hback_porch = 68, - .vsw = 2, + .vsync_len = 2, .vfp = 4, .vbp = 18, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c index d408824a3341..ce0ab77a6fcd 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c @@ -73,7 +73,7 @@ static const struct omap_video_timings nec_8048_panel_timings = { .hsync_len = 1, .hback_porch = 4, .vfp = 3, - .vsw = 1, + .vsync_len = 1, .vbp = 4, .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c index b36df2c66db1..917f145e8d88 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c @@ -45,7 +45,7 @@ static const struct omap_video_timings sharp_ls_timings = { .hfront_porch = 1, .hback_porch = 28, - .vsw = 1, + .vsync_len = 1, .vfp = 1, .vbp = 1, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c index ed55ad9fa731..2a42985782fd 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c @@ -100,7 +100,7 @@ static const struct omap_video_timings acx565akm_panel_timings = { .hsync_len = 4, .hback_porch = 24, .vfp = 3, - .vsw = 3, + .vsync_len = 3, .vbp = 4, .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c index f1cc3fa275e6..693b9ec9326e 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c @@ -50,7 +50,7 @@ static struct omap_video_timings td028ttec1_panel_timings = { .hsync_len = 8, .hback_porch = 8, .vfp = 4, - .vsw = 2, + .vsync_len = 2, .vbp = 2, .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c index 458a4541f85c..6301701c820e 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c @@ -82,7 +82,7 @@ static const struct omap_video_timings tpo_td043_timings = { .hfront_porch = 68, .hback_porch = 214, - .vsw = 1, + .vsync_len = 1, .vfp = 39, .vbp = 34, diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c index 0d115aa6c86e..ddb9d9d28157 100644 --- a/drivers/gpu/drm/omapdrm/dss/dispc.c +++ b/drivers/gpu/drm/omapdrm/dss/dispc.c @@ -2869,7 +2869,7 @@ int dispc_wb_setup(const struct omap_dss_writeback_info *wi, } else { int wbdelay; - wbdelay = min(mgr_timings->vfp + mgr_timings->vsw + + wbdelay = min(mgr_timings->vfp + mgr_timings->vsync_len + mgr_timings->vbp, 255); /* WBDELAYCOUNT */ @@ -3133,7 +3133,7 @@ bool dispc_mgr_timings_ok(enum omap_channel channel, if (!_dispc_lcd_timings_ok(timings->hsync_len, timings->hfront_porch, timings->hback_porch, - timings->vsw, timings->vfp, timings->vbp)) + timings->vsync_len, timings->vfp, timings->vbp)) return false; } @@ -3270,12 +3270,12 @@ void dispc_mgr_set_timings(enum omap_channel channel, if (dss_mgr_is_lcd(channel)) { _dispc_mgr_set_lcd_timings(channel, t.hsync_len, t.hfront_porch, - t.hback_porch, t.vsw, t.vfp, t.vbp, + t.hback_porch, t.vsync_len, t.vfp, t.vbp, t.vsync_level, t.hsync_level, t.data_pclk_edge, t.de_level, t.sync_pclk_edge); xtot = t.hactive + t.hfront_porch + t.hsync_len + t.hback_porch; - ytot = t.vactive + t.vfp + t.vsw + t.vbp; + ytot = t.vactive + t.vfp + t.vsync_len + t.vbp; ht = timings->pixelclock / xtot; vt = timings->pixelclock / xtot / ytot; @@ -3283,7 +3283,7 @@ void dispc_mgr_set_timings(enum omap_channel channel, DSSDBG("pck %u\n", timings->pixelclock); DSSDBG("hsync_len %d hfp %d hbp %d vsw %d vfp %d vbp %d\n", t.hsync_len, t.hfront_porch, t.hback_porch, - t.vsw, t.vfp, t.vbp); + t.vsync_len, t.vfp, t.vbp); DSSDBG("vsync_level %d hsync_level %d data_pclk_edge %d de_level %d sync_pclk_edge %d\n", t.vsync_level, t.hsync_level, t.data_pclk_edge, t.de_level, t.sync_pclk_edge); @@ -4227,7 +4227,7 @@ static const struct dispc_errata_i734_data { .hactive = 8, .vactive = 1, .pixelclock = 16000000, .hsync_len = 8, .hfront_porch = 4, .hback_porch = 4, - .vsw = 1, .vfp = 1, .vbp = 1, + .vsync_len = 1, .vfp = 1, .vbp = 1, .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, .interlace = false, diff --git a/drivers/gpu/drm/omapdrm/dss/display.c b/drivers/gpu/drm/omapdrm/dss/display.c index 336521cdf824..372a16ad770f 100644 --- a/drivers/gpu/drm/omapdrm/dss/display.c +++ b/drivers/gpu/drm/omapdrm/dss/display.c @@ -231,7 +231,7 @@ void videomode_to_omap_video_timings(const struct videomode *vm, ovt->vactive = vm->vactive; ovt->vbp = vm->vback_porch; ovt->vfp = vm->vfront_porch; - ovt->vsw = vm->vsync_len; + ovt->vsync_len = vm->vsync_len; ovt->vsync_level = vm->flags & DISPLAY_FLAGS_VSYNC_HIGH ? OMAPDSS_SIG_ACTIVE_HIGH : @@ -264,7 +264,7 @@ void omap_video_timings_to_videomode(const struct omap_video_timings *ovt, vm->vactive = ovt->vactive; vm->vback_porch = ovt->vbp; vm->vfront_porch = ovt->vfp; - vm->vsync_len = ovt->vsw; + vm->vsync_len = ovt->vsync_len; if (ovt->hsync_level == OMAPDSS_SIG_ACTIVE_HIGH) vm->flags |= DISPLAY_FLAGS_HSYNC_HIGH; diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c index a542d44ed53a..850478b2ee7c 100644 --- a/drivers/gpu/drm/omapdrm/dss/dsi.c +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c @@ -4423,7 +4423,7 @@ static bool dsi_cm_calc_dispc_cb(int lckd, int pckd, unsigned long lck, t->pixelclock = pck; t->hactive = ctx->config->timings->hactive; t->vactive = ctx->config->timings->vactive; - t->hsync_len = t->hfront_porch = t->hback_porch = t->vsw = 1; + t->hsync_len = t->hfront_porch = t->hback_porch = t->vsync_len = 1; t->vfp = t->vbp = 0; return true; @@ -4634,7 +4634,7 @@ static bool dsi_vm_calc_blanking(struct dsi_clk_calc_ctx *ctx) dsi_vm->hact = xres; dsi_vm->hfp = hfp; - dsi_vm->vsa = req_vm->vsw; + dsi_vm->vsa = req_vm->vsync_len; dsi_vm->vbp = req_vm->vbp; dsi_vm->vact = req_vm->vactive; dsi_vm->vfp = req_vm->vfp; diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c index f986b323764b..39944749c160 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c @@ -299,7 +299,7 @@ static void hdmi_core_init(struct hdmi_core_vid_config *video_cfg, video_cfg->hblank = cfg->timings.hfront_porch + cfg->timings.hback_porch + cfg->timings.hsync_len; video_cfg->vblank_osc = 0; - video_cfg->vblank = cfg->timings.vsw + + video_cfg->vblank = cfg->timings.vsync_len + cfg->timings.vfp + cfg->timings.vbp; video_cfg->v_fc_config.hdmi_dvi_mode = cfg->hdmi_dvi_mode; @@ -311,7 +311,7 @@ static void hdmi_core_init(struct hdmi_core_vid_config *video_cfg, video_cfg->v_fc_config.timings.vactive /= 2; video_cfg->vblank /= 2; video_cfg->v_fc_config.timings.vfp /= 2; - video_cfg->v_fc_config.timings.vsw /= 2; + video_cfg->v_fc_config.timings.vsync_len /= 2; video_cfg->v_fc_config.timings.vbp /= 2; } @@ -383,7 +383,7 @@ static void hdmi_core_video_config(struct hdmi_core_data *core, /* set vertical sync pulse width */ REG_FLD_MOD(base, HDMI_CORE_FC_VSYNCINWIDTH, - cfg->v_fc_config.timings.vsw, 5, 0); + cfg->v_fc_config.timings.vsync_len, 5, 0); /* select DVI mode */ REG_FLD_MOD(base, HDMI_CORE_FC_INVIDCONF, diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c index e4a431cb33a4..ba964c12148d 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c @@ -188,7 +188,7 @@ void hdmi_wp_video_config_timing(struct hdmi_wp_data *wp, timing_v |= FLD_VAL(timings->vbp, 31, 20); timing_v |= FLD_VAL(timings->vfp, 19, 8); - timing_v |= FLD_VAL(timings->vsw, 7, 0); + timing_v |= FLD_VAL(timings->vsync_len, 7, 0); hdmi_write_reg(wp->base, HDMI_WP_VIDEO_TIMING_V, timing_v); } @@ -206,7 +206,7 @@ void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt, timings->hsync_len = param->timings.hsync_len; timings->vbp = param->timings.vbp; timings->vfp = param->timings.vfp; - timings->vsw = param->timings.vsw; + timings->vsync_len = param->timings.vsync_len; timings->vsync_level = param->timings.vsync_level; timings->hsync_level = param->timings.hsync_level; @@ -217,7 +217,7 @@ void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt, video_fmt->y_res /= 2; timings->vbp /= 2; timings->vfp /= 2; - timings->vsw /= 2; + timings->vsync_len /= 2; } if (param->timings.double_pixel) { diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index f8db4c29be83..c761583b0b24 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -313,7 +313,7 @@ struct omap_video_timings { /* Unit: pixel clocks */ u16 hback_porch; /* Horizontal back porch */ /* Unit: line clocks */ - u16 vsw; /* Vertical synchronization pulse width */ + u16 vsync_len; /* Vertical synchronization pulse width */ /* Unit: line clocks */ u16 vfp; /* Vertical front porch */ /* Unit: line clocks */ diff --git a/drivers/gpu/drm/omapdrm/dss/rfbi.c b/drivers/gpu/drm/omapdrm/dss/rfbi.c index 0f721fbbe570..b90348ad2e31 100644 --- a/drivers/gpu/drm/omapdrm/dss/rfbi.c +++ b/drivers/gpu/drm/omapdrm/dss/rfbi.c @@ -861,7 +861,7 @@ static void rfbi_config_lcd_manager(struct omap_dss_device *dssdev) rfbi.timings.hsync_len = 1; rfbi.timings.hfront_porch = 1; rfbi.timings.hback_porch = 1; - rfbi.timings.vsw = 1; + rfbi.timings.vsync_len = 1; rfbi.timings.vfp = 0; rfbi.timings.vbp = 0; diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c b/drivers/gpu/drm/omapdrm/dss/venc.c index f192368bec60..5e8ea7e00b68 100644 --- a/drivers/gpu/drm/omapdrm/dss/venc.c +++ b/drivers/gpu/drm/omapdrm/dss/venc.c @@ -269,7 +269,7 @@ const struct omap_video_timings omap_dss_pal_timings = { .hsync_len = 64, .hfront_porch = 12, .hback_porch = 68, - .vsw = 5, + .vsync_len = 5, .vfp = 5, .vbp = 41, @@ -290,7 +290,7 @@ const struct omap_video_timings omap_dss_ntsc_timings = { .hsync_len = 64, .hfront_porch = 16, .hback_porch = 58, - .vsw = 6, + .vsync_len = 6, .vfp = 6, .vbp = 31, diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c index 3d1b418fd858..2c9b429da5cc 100644 --- a/drivers/gpu/drm/omapdrm/omap_connector.c +++ b/drivers/gpu/drm/omapdrm/omap_connector.c @@ -54,7 +54,7 @@ void copy_timings_omap_to_drm(struct drm_display_mode *mode, mode->vdisplay = timings->vactive; mode->vsync_start = mode->vdisplay + timings->vfp; - mode->vsync_end = mode->vsync_start + timings->vsw; + mode->vsync_end = mode->vsync_start + timings->vsync_len; mode->vtotal = mode->vsync_end + timings->vbp; mode->flags = 0; @@ -88,7 +88,7 @@ void copy_timings_drm_to_omap(struct omap_video_timings *timings, timings->vactive = mode->vdisplay; timings->vfp = mode->vsync_start - mode->vdisplay; - timings->vsw = mode->vsync_end - mode->vsync_start; + timings->vsync_len = mode->vsync_end - mode->vsync_start; timings->vbp = mode->vtotal - mode->vsync_end; timings->interlace = !!(mode->flags & DRM_MODE_FLAG_INTERLACE); -- cgit v1.2.3 From 0996c68e1bf7364ca7f02ac06048c12abb56c37a Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 14:06:52 +0300 Subject: drm/omap: omap_display_timings: rename vfp to vfront_porch In preparation to move the stack to use the generic videmode struct for display timing information rename the vfp member to vfront_porch. Signed-off-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c | 2 +- drivers/gpu/drm/omapdrm/displays/connector-dvi.c | 2 +- drivers/gpu/drm/omapdrm/displays/connector-hdmi.c | 2 +- .../gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c | 2 +- drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c | 2 +- .../gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c | 2 +- drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c | 2 +- drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c | 2 +- drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c | 2 +- drivers/gpu/drm/omapdrm/dss/dispc.c | 15 ++++++++------- drivers/gpu/drm/omapdrm/dss/display.c | 4 ++-- drivers/gpu/drm/omapdrm/dss/dsi.c | 4 ++-- drivers/gpu/drm/omapdrm/dss/hdmi5_core.c | 6 +++--- drivers/gpu/drm/omapdrm/dss/hdmi_wp.c | 6 +++--- drivers/gpu/drm/omapdrm/dss/omapdss.h | 2 +- drivers/gpu/drm/omapdrm/dss/rfbi.c | 2 +- drivers/gpu/drm/omapdrm/dss/venc.c | 4 ++-- drivers/gpu/drm/omapdrm/omap_connector.c | 4 ++-- 18 files changed, 33 insertions(+), 32 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c index ce33f47f4eea..51d0d45a6675 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c @@ -37,7 +37,7 @@ static const struct omap_video_timings tvc_pal_timings = { .hfront_porch = 12, .hback_porch = 68, .vsync_len = 5, - .vfp = 5, + .vfront_porch = 5, .vbp = 41, .interlace = true, diff --git a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c index 91516fbc711b..efd122760833 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c @@ -29,7 +29,7 @@ static const struct omap_video_timings dvic_default_timings = { .hsync_len = 32, .hback_porch = 80, - .vfp = 3, + .vfront_porch = 3, .vsync_len = 4, .vbp = 7, diff --git a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c index 6e75da30dc9d..7d60e465d354 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c @@ -29,7 +29,7 @@ static const struct omap_video_timings hdmic_default_timings = { .hfront_porch = 16, .hback_porch = 48, .vsync_len = 2, - .vfp = 11, + .vfront_porch = 11, .vbp = 31, .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c index 5b2dd1e48705..66d30ba7db81 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c @@ -30,7 +30,7 @@ static struct omap_video_timings lb035q02_timings = { .hback_porch = 68, .vsync_len = 2, - .vfp = 4, + .vfront_porch = 4, .vbp = 18, .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c index ce0ab77a6fcd..9cb02c4bce41 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c @@ -72,7 +72,7 @@ static const struct omap_video_timings nec_8048_panel_timings = { .hfront_porch = 6, .hsync_len = 1, .hback_porch = 4, - .vfp = 3, + .vfront_porch = 3, .vsync_len = 1, .vbp = 4, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c index 917f145e8d88..3b23aaf2676d 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c @@ -46,7 +46,7 @@ static const struct omap_video_timings sharp_ls_timings = { .hback_porch = 28, .vsync_len = 1, - .vfp = 1, + .vfront_porch = 1, .vbp = 1, .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c index 2a42985782fd..6b1140b82f6e 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c @@ -99,7 +99,7 @@ static const struct omap_video_timings acx565akm_panel_timings = { .hfront_porch = 28, .hsync_len = 4, .hback_porch = 24, - .vfp = 3, + .vfront_porch = 3, .vsync_len = 3, .vbp = 4, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c index 693b9ec9326e..48fa05974158 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c @@ -49,7 +49,7 @@ static struct omap_video_timings td028ttec1_panel_timings = { .hfront_porch = 24, .hsync_len = 8, .hback_porch = 8, - .vfp = 4, + .vfront_porch = 4, .vsync_len = 2, .vbp = 2, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c index 6301701c820e..2d3bda3c9376 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c @@ -83,7 +83,7 @@ static const struct omap_video_timings tpo_td043_timings = { .hback_porch = 214, .vsync_len = 1, - .vfp = 39, + .vfront_porch = 39, .vbp = 34, .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c index ddb9d9d28157..c732d6c70c66 100644 --- a/drivers/gpu/drm/omapdrm/dss/dispc.c +++ b/drivers/gpu/drm/omapdrm/dss/dispc.c @@ -2869,8 +2869,8 @@ int dispc_wb_setup(const struct omap_dss_writeback_info *wi, } else { int wbdelay; - wbdelay = min(mgr_timings->vfp + mgr_timings->vsync_len + - mgr_timings->vbp, 255); + wbdelay = min(mgr_timings->vfront_porch + + mgr_timings->vsync_len + mgr_timings->vbp, 255); /* WBDELAYCOUNT */ REG_FLD_MOD(DISPC_OVL_ATTRIBUTES2(plane), wbdelay, 7, 0); @@ -3133,7 +3133,8 @@ bool dispc_mgr_timings_ok(enum omap_channel channel, if (!_dispc_lcd_timings_ok(timings->hsync_len, timings->hfront_porch, timings->hback_porch, - timings->vsync_len, timings->vfp, timings->vbp)) + timings->vsync_len, timings->vfront_porch, + timings->vbp)) return false; } @@ -3270,12 +3271,12 @@ void dispc_mgr_set_timings(enum omap_channel channel, if (dss_mgr_is_lcd(channel)) { _dispc_mgr_set_lcd_timings(channel, t.hsync_len, t.hfront_porch, - t.hback_porch, t.vsync_len, t.vfp, t.vbp, + t.hback_porch, t.vsync_len, t.vfront_porch, t.vbp, t.vsync_level, t.hsync_level, t.data_pclk_edge, t.de_level, t.sync_pclk_edge); xtot = t.hactive + t.hfront_porch + t.hsync_len + t.hback_porch; - ytot = t.vactive + t.vfp + t.vsync_len + t.vbp; + ytot = t.vactive + t.vfront_porch + t.vsync_len + t.vbp; ht = timings->pixelclock / xtot; vt = timings->pixelclock / xtot / ytot; @@ -3283,7 +3284,7 @@ void dispc_mgr_set_timings(enum omap_channel channel, DSSDBG("pck %u\n", timings->pixelclock); DSSDBG("hsync_len %d hfp %d hbp %d vsw %d vfp %d vbp %d\n", t.hsync_len, t.hfront_porch, t.hback_porch, - t.vsync_len, t.vfp, t.vbp); + t.vsync_len, t.vfront_porch, t.vbp); DSSDBG("vsync_level %d hsync_level %d data_pclk_edge %d de_level %d sync_pclk_edge %d\n", t.vsync_level, t.hsync_level, t.data_pclk_edge, t.de_level, t.sync_pclk_edge); @@ -4227,7 +4228,7 @@ static const struct dispc_errata_i734_data { .hactive = 8, .vactive = 1, .pixelclock = 16000000, .hsync_len = 8, .hfront_porch = 4, .hback_porch = 4, - .vsync_len = 1, .vfp = 1, .vbp = 1, + .vsync_len = 1, .vfront_porch = 1, .vbp = 1, .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, .interlace = false, diff --git a/drivers/gpu/drm/omapdrm/dss/display.c b/drivers/gpu/drm/omapdrm/dss/display.c index 372a16ad770f..30060b5e46a2 100644 --- a/drivers/gpu/drm/omapdrm/dss/display.c +++ b/drivers/gpu/drm/omapdrm/dss/display.c @@ -230,7 +230,7 @@ void videomode_to_omap_video_timings(const struct videomode *vm, ovt->hsync_len = vm->hsync_len; ovt->vactive = vm->vactive; ovt->vbp = vm->vback_porch; - ovt->vfp = vm->vfront_porch; + ovt->vfront_porch = vm->vfront_porch; ovt->vsync_len = vm->vsync_len; ovt->vsync_level = vm->flags & DISPLAY_FLAGS_VSYNC_HIGH ? @@ -263,7 +263,7 @@ void omap_video_timings_to_videomode(const struct omap_video_timings *ovt, vm->hsync_len = ovt->hsync_len; vm->vactive = ovt->vactive; vm->vback_porch = ovt->vbp; - vm->vfront_porch = ovt->vfp; + vm->vfront_porch = ovt->vfront_porch; vm->vsync_len = ovt->vsync_len; if (ovt->hsync_level == OMAPDSS_SIG_ACTIVE_HIGH) diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c index 850478b2ee7c..f7857bbfda4e 100644 --- a/drivers/gpu/drm/omapdrm/dss/dsi.c +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c @@ -4424,7 +4424,7 @@ static bool dsi_cm_calc_dispc_cb(int lckd, int pckd, unsigned long lck, t->hactive = ctx->config->timings->hactive; t->vactive = ctx->config->timings->vactive; t->hsync_len = t->hfront_porch = t->hback_porch = t->vsync_len = 1; - t->vfp = t->vbp = 0; + t->vfront_porch = t->vbp = 0; return true; } @@ -4637,7 +4637,7 @@ static bool dsi_vm_calc_blanking(struct dsi_clk_calc_ctx *ctx) dsi_vm->vsa = req_vm->vsync_len; dsi_vm->vbp = req_vm->vbp; dsi_vm->vact = req_vm->vactive; - dsi_vm->vfp = req_vm->vfp; + dsi_vm->vfp = req_vm->vfront_porch; dsi_vm->trans_mode = cfg->trans_mode; diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c index 39944749c160..932975b372c0 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c @@ -300,7 +300,7 @@ static void hdmi_core_init(struct hdmi_core_vid_config *video_cfg, cfg->timings.hback_porch + cfg->timings.hsync_len; video_cfg->vblank_osc = 0; video_cfg->vblank = cfg->timings.vsync_len + - cfg->timings.vfp + cfg->timings.vbp; + cfg->timings.vfront_porch + cfg->timings.vbp; video_cfg->v_fc_config.hdmi_dvi_mode = cfg->hdmi_dvi_mode; if (cfg->timings.interlace) { @@ -310,7 +310,7 @@ static void hdmi_core_init(struct hdmi_core_vid_config *video_cfg, video_cfg->v_fc_config.timings.vactive /= 2; video_cfg->vblank /= 2; - video_cfg->v_fc_config.timings.vfp /= 2; + video_cfg->v_fc_config.timings.vfront_porch /= 2; video_cfg->v_fc_config.timings.vsync_len /= 2; video_cfg->v_fc_config.timings.vbp /= 2; } @@ -373,7 +373,7 @@ static void hdmi_core_video_config(struct hdmi_core_data *core, /* set vertical sync offset */ REG_FLD_MOD(base, HDMI_CORE_FC_VSYNCINDELAY, - cfg->v_fc_config.timings.vfp, 7, 0); + cfg->v_fc_config.timings.vfront_porch, 7, 0); /* set horizontal sync pulse width */ REG_FLD_MOD(base, HDMI_CORE_FC_HSYNCINWIDTH1, diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c index ba964c12148d..ed6ce7474bad 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c @@ -187,7 +187,7 @@ void hdmi_wp_video_config_timing(struct hdmi_wp_data *wp, hdmi_write_reg(wp->base, HDMI_WP_VIDEO_TIMING_H, timing_h); timing_v |= FLD_VAL(timings->vbp, 31, 20); - timing_v |= FLD_VAL(timings->vfp, 19, 8); + timing_v |= FLD_VAL(timings->vfront_porch, 19, 8); timing_v |= FLD_VAL(timings->vsync_len, 7, 0); hdmi_write_reg(wp->base, HDMI_WP_VIDEO_TIMING_V, timing_v); } @@ -205,7 +205,7 @@ void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt, timings->hfront_porch = param->timings.hfront_porch; timings->hsync_len = param->timings.hsync_len; timings->vbp = param->timings.vbp; - timings->vfp = param->timings.vfp; + timings->vfront_porch = param->timings.vfront_porch; timings->vsync_len = param->timings.vsync_len; timings->vsync_level = param->timings.vsync_level; @@ -216,7 +216,7 @@ void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt, if (param->timings.interlace) { video_fmt->y_res /= 2; timings->vbp /= 2; - timings->vfp /= 2; + timings->vfront_porch /= 2; timings->vsync_len /= 2; } diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index c761583b0b24..141bcb34db78 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -315,7 +315,7 @@ struct omap_video_timings { /* Unit: line clocks */ u16 vsync_len; /* Vertical synchronization pulse width */ /* Unit: line clocks */ - u16 vfp; /* Vertical front porch */ + u16 vfront_porch; /* Vertical front porch */ /* Unit: line clocks */ u16 vbp; /* Vertical back porch */ diff --git a/drivers/gpu/drm/omapdrm/dss/rfbi.c b/drivers/gpu/drm/omapdrm/dss/rfbi.c index b90348ad2e31..de7f904f6e91 100644 --- a/drivers/gpu/drm/omapdrm/dss/rfbi.c +++ b/drivers/gpu/drm/omapdrm/dss/rfbi.c @@ -862,7 +862,7 @@ static void rfbi_config_lcd_manager(struct omap_dss_device *dssdev) rfbi.timings.hfront_porch = 1; rfbi.timings.hback_porch = 1; rfbi.timings.vsync_len = 1; - rfbi.timings.vfp = 0; + rfbi.timings.vfront_porch = 0; rfbi.timings.vbp = 0; rfbi.timings.interlace = false; diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c b/drivers/gpu/drm/omapdrm/dss/venc.c index 5e8ea7e00b68..77d4c826b2e5 100644 --- a/drivers/gpu/drm/omapdrm/dss/venc.c +++ b/drivers/gpu/drm/omapdrm/dss/venc.c @@ -270,7 +270,7 @@ const struct omap_video_timings omap_dss_pal_timings = { .hfront_porch = 12, .hback_porch = 68, .vsync_len = 5, - .vfp = 5, + .vfront_porch = 5, .vbp = 41, .interlace = true, @@ -291,7 +291,7 @@ const struct omap_video_timings omap_dss_ntsc_timings = { .hfront_porch = 16, .hback_porch = 58, .vsync_len = 6, - .vfp = 6, + .vfront_porch = 6, .vbp = 31, .interlace = true, diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c index 2c9b429da5cc..3798617b1d7b 100644 --- a/drivers/gpu/drm/omapdrm/omap_connector.c +++ b/drivers/gpu/drm/omapdrm/omap_connector.c @@ -53,7 +53,7 @@ void copy_timings_omap_to_drm(struct drm_display_mode *mode, mode->htotal = mode->hsync_end + timings->hback_porch; mode->vdisplay = timings->vactive; - mode->vsync_start = mode->vdisplay + timings->vfp; + mode->vsync_start = mode->vdisplay + timings->vfront_porch; mode->vsync_end = mode->vsync_start + timings->vsync_len; mode->vtotal = mode->vsync_end + timings->vbp; @@ -87,7 +87,7 @@ void copy_timings_drm_to_omap(struct omap_video_timings *timings, timings->hback_porch = mode->htotal - mode->hsync_end; timings->vactive = mode->vdisplay; - timings->vfp = mode->vsync_start - mode->vdisplay; + timings->vfront_porch = mode->vsync_start - mode->vdisplay; timings->vsync_len = mode->vsync_end - mode->vsync_start; timings->vbp = mode->vtotal - mode->vsync_end; -- cgit v1.2.3 From 458540c606757a4b52476f8e4d937a36ed94c577 Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 14:06:53 +0300 Subject: drm/omap: omap_display_timings: rename vbp to vback_porch In preparation to move the stack to use the generic videmode struct for display timing information rename the vbp member to vback_porch. Signed-off-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c | 2 +- drivers/gpu/drm/omapdrm/displays/connector-dvi.c | 2 +- drivers/gpu/drm/omapdrm/displays/connector-hdmi.c | 2 +- .../gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c | 2 +- drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c | 2 +- .../gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c | 2 +- drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c | 2 +- drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c | 2 +- drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c | 2 +- drivers/gpu/drm/omapdrm/dss/dispc.c | 15 ++++++++------- drivers/gpu/drm/omapdrm/dss/display.c | 4 ++-- drivers/gpu/drm/omapdrm/dss/dsi.c | 4 ++-- drivers/gpu/drm/omapdrm/dss/hdmi5_core.c | 6 +++--- drivers/gpu/drm/omapdrm/dss/hdmi_wp.c | 6 +++--- drivers/gpu/drm/omapdrm/dss/omapdss.h | 2 +- drivers/gpu/drm/omapdrm/dss/rfbi.c | 2 +- drivers/gpu/drm/omapdrm/dss/venc.c | 4 ++-- drivers/gpu/drm/omapdrm/omap_connector.c | 4 ++-- 18 files changed, 33 insertions(+), 32 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c index 51d0d45a6675..d14cc2e3b8e2 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c @@ -38,7 +38,7 @@ static const struct omap_video_timings tvc_pal_timings = { .hback_porch = 68, .vsync_len = 5, .vfront_porch = 5, - .vbp = 41, + .vback_porch = 41, .interlace = true, }; diff --git a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c index efd122760833..adbcd566a7ec 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c @@ -31,7 +31,7 @@ static const struct omap_video_timings dvic_default_timings = { .vfront_porch = 3, .vsync_len = 4, - .vbp = 7, + .vback_porch = 7, .vsync_level = OMAPDSS_SIG_ACTIVE_HIGH, .hsync_level = OMAPDSS_SIG_ACTIVE_HIGH, diff --git a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c index 7d60e465d354..00e3aa212202 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c @@ -30,7 +30,7 @@ static const struct omap_video_timings hdmic_default_timings = { .hback_porch = 48, .vsync_len = 2, .vfront_porch = 11, - .vbp = 31, + .vback_porch = 31, .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c index 66d30ba7db81..9c114da37a6b 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c @@ -31,7 +31,7 @@ static struct omap_video_timings lb035q02_timings = { .vsync_len = 2, .vfront_porch = 4, - .vbp = 18, + .vback_porch = 18, .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c index 9cb02c4bce41..1e1acc6e06cb 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c @@ -74,7 +74,7 @@ static const struct omap_video_timings nec_8048_panel_timings = { .hback_porch = 4, .vfront_porch = 3, .vsync_len = 1, - .vbp = 4, + .vback_porch = 4, .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c index 3b23aaf2676d..79cb8bde1cca 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c @@ -47,7 +47,7 @@ static const struct omap_video_timings sharp_ls_timings = { .vsync_len = 1, .vfront_porch = 1, - .vbp = 1, + .vback_porch = 1, .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c index 6b1140b82f6e..30d689818518 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c @@ -101,7 +101,7 @@ static const struct omap_video_timings acx565akm_panel_timings = { .hback_porch = 24, .vfront_porch = 3, .vsync_len = 3, - .vbp = 4, + .vback_porch = 4, .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c index 48fa05974158..a367b615d808 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c @@ -51,7 +51,7 @@ static struct omap_video_timings td028ttec1_panel_timings = { .hback_porch = 8, .vfront_porch = 4, .vsync_len = 2, - .vbp = 2, + .vback_porch = 2, .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c index 2d3bda3c9376..16d24381b270 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c @@ -84,7 +84,7 @@ static const struct omap_video_timings tpo_td043_timings = { .vsync_len = 1, .vfront_porch = 39, - .vbp = 34, + .vback_porch = 34, .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c index c732d6c70c66..d46a0a2c6b7b 100644 --- a/drivers/gpu/drm/omapdrm/dss/dispc.c +++ b/drivers/gpu/drm/omapdrm/dss/dispc.c @@ -2870,7 +2870,7 @@ int dispc_wb_setup(const struct omap_dss_writeback_info *wi, int wbdelay; wbdelay = min(mgr_timings->vfront_porch + - mgr_timings->vsync_len + mgr_timings->vbp, 255); + mgr_timings->vsync_len + mgr_timings->vback_porch, 255); /* WBDELAYCOUNT */ REG_FLD_MOD(DISPC_OVL_ATTRIBUTES2(plane), wbdelay, 7, 0); @@ -3134,7 +3134,7 @@ bool dispc_mgr_timings_ok(enum omap_channel channel, if (!_dispc_lcd_timings_ok(timings->hsync_len, timings->hfront_porch, timings->hback_porch, timings->vsync_len, timings->vfront_porch, - timings->vbp)) + timings->vback_porch)) return false; } @@ -3270,13 +3270,14 @@ void dispc_mgr_set_timings(enum omap_channel channel, } if (dss_mgr_is_lcd(channel)) { - _dispc_mgr_set_lcd_timings(channel, t.hsync_len, t.hfront_porch, - t.hback_porch, t.vsync_len, t.vfront_porch, t.vbp, + _dispc_mgr_set_lcd_timings(channel, + t.hsync_len, t.hfront_porch, t.hback_porch, + t.vsync_len, t.vfront_porch, t.vback_porch, t.vsync_level, t.hsync_level, t.data_pclk_edge, t.de_level, t.sync_pclk_edge); xtot = t.hactive + t.hfront_porch + t.hsync_len + t.hback_porch; - ytot = t.vactive + t.vfront_porch + t.vsync_len + t.vbp; + ytot = t.vactive + t.vfront_porch + t.vsync_len + t.vback_porch; ht = timings->pixelclock / xtot; vt = timings->pixelclock / xtot / ytot; @@ -3284,7 +3285,7 @@ void dispc_mgr_set_timings(enum omap_channel channel, DSSDBG("pck %u\n", timings->pixelclock); DSSDBG("hsync_len %d hfp %d hbp %d vsw %d vfp %d vbp %d\n", t.hsync_len, t.hfront_porch, t.hback_porch, - t.vsync_len, t.vfront_porch, t.vbp); + t.vsync_len, t.vfront_porch, t.vback_porch); DSSDBG("vsync_level %d hsync_level %d data_pclk_edge %d de_level %d sync_pclk_edge %d\n", t.vsync_level, t.hsync_level, t.data_pclk_edge, t.de_level, t.sync_pclk_edge); @@ -4228,7 +4229,7 @@ static const struct dispc_errata_i734_data { .hactive = 8, .vactive = 1, .pixelclock = 16000000, .hsync_len = 8, .hfront_porch = 4, .hback_porch = 4, - .vsync_len = 1, .vfront_porch = 1, .vbp = 1, + .vsync_len = 1, .vfront_porch = 1, .vback_porch = 1, .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, .interlace = false, diff --git a/drivers/gpu/drm/omapdrm/dss/display.c b/drivers/gpu/drm/omapdrm/dss/display.c index 30060b5e46a2..d63ea2d5d812 100644 --- a/drivers/gpu/drm/omapdrm/dss/display.c +++ b/drivers/gpu/drm/omapdrm/dss/display.c @@ -229,7 +229,7 @@ void videomode_to_omap_video_timings(const struct videomode *vm, ovt->hfront_porch = vm->hfront_porch; ovt->hsync_len = vm->hsync_len; ovt->vactive = vm->vactive; - ovt->vbp = vm->vback_porch; + ovt->vback_porch = vm->vback_porch; ovt->vfront_porch = vm->vfront_porch; ovt->vsync_len = vm->vsync_len; @@ -262,7 +262,7 @@ void omap_video_timings_to_videomode(const struct omap_video_timings *ovt, vm->hfront_porch = ovt->hfront_porch; vm->hsync_len = ovt->hsync_len; vm->vactive = ovt->vactive; - vm->vback_porch = ovt->vbp; + vm->vback_porch = ovt->vback_porch; vm->vfront_porch = ovt->vfront_porch; vm->vsync_len = ovt->vsync_len; diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c index f7857bbfda4e..e1fdb2a63309 100644 --- a/drivers/gpu/drm/omapdrm/dss/dsi.c +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c @@ -4424,7 +4424,7 @@ static bool dsi_cm_calc_dispc_cb(int lckd, int pckd, unsigned long lck, t->hactive = ctx->config->timings->hactive; t->vactive = ctx->config->timings->vactive; t->hsync_len = t->hfront_porch = t->hback_porch = t->vsync_len = 1; - t->vfront_porch = t->vbp = 0; + t->vfront_porch = t->vback_porch = 0; return true; } @@ -4635,7 +4635,7 @@ static bool dsi_vm_calc_blanking(struct dsi_clk_calc_ctx *ctx) dsi_vm->hfp = hfp; dsi_vm->vsa = req_vm->vsync_len; - dsi_vm->vbp = req_vm->vbp; + dsi_vm->vbp = req_vm->vback_porch; dsi_vm->vact = req_vm->vactive; dsi_vm->vfp = req_vm->vfront_porch; diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c index 932975b372c0..457dbd2f93a2 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c @@ -299,8 +299,8 @@ static void hdmi_core_init(struct hdmi_core_vid_config *video_cfg, video_cfg->hblank = cfg->timings.hfront_porch + cfg->timings.hback_porch + cfg->timings.hsync_len; video_cfg->vblank_osc = 0; - video_cfg->vblank = cfg->timings.vsync_len + - cfg->timings.vfront_porch + cfg->timings.vbp; + video_cfg->vblank = cfg->timings.vsync_len + cfg->timings.vfront_porch + + cfg->timings.vback_porch; video_cfg->v_fc_config.hdmi_dvi_mode = cfg->hdmi_dvi_mode; if (cfg->timings.interlace) { @@ -312,7 +312,7 @@ static void hdmi_core_init(struct hdmi_core_vid_config *video_cfg, video_cfg->vblank /= 2; video_cfg->v_fc_config.timings.vfront_porch /= 2; video_cfg->v_fc_config.timings.vsync_len /= 2; - video_cfg->v_fc_config.timings.vbp /= 2; + video_cfg->v_fc_config.timings.vback_porch /= 2; } if (cfg->timings.double_pixel) { diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c index ed6ce7474bad..90a36b009b1c 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c @@ -186,7 +186,7 @@ void hdmi_wp_video_config_timing(struct hdmi_wp_data *wp, timing_h |= FLD_VAL(timings->hsync_len - hsync_len_offset, 7, 0); hdmi_write_reg(wp->base, HDMI_WP_VIDEO_TIMING_H, timing_h); - timing_v |= FLD_VAL(timings->vbp, 31, 20); + timing_v |= FLD_VAL(timings->vback_porch, 31, 20); timing_v |= FLD_VAL(timings->vfront_porch, 19, 8); timing_v |= FLD_VAL(timings->vsync_len, 7, 0); hdmi_write_reg(wp->base, HDMI_WP_VIDEO_TIMING_V, timing_v); @@ -204,7 +204,7 @@ void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt, timings->hback_porch = param->timings.hback_porch; timings->hfront_porch = param->timings.hfront_porch; timings->hsync_len = param->timings.hsync_len; - timings->vbp = param->timings.vbp; + timings->vback_porch = param->timings.vback_porch; timings->vfront_porch = param->timings.vfront_porch; timings->vsync_len = param->timings.vsync_len; @@ -215,7 +215,7 @@ void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt, if (param->timings.interlace) { video_fmt->y_res /= 2; - timings->vbp /= 2; + timings->vback_porch /= 2; timings->vfront_porch /= 2; timings->vsync_len /= 2; } diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index 141bcb34db78..aca9d3028155 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -317,7 +317,7 @@ struct omap_video_timings { /* Unit: line clocks */ u16 vfront_porch; /* Vertical front porch */ /* Unit: line clocks */ - u16 vbp; /* Vertical back porch */ + u16 vback_porch; /* Vertical back porch */ /* Vsync logic level */ enum omap_dss_signal_level vsync_level; diff --git a/drivers/gpu/drm/omapdrm/dss/rfbi.c b/drivers/gpu/drm/omapdrm/dss/rfbi.c index de7f904f6e91..cc59e644ea52 100644 --- a/drivers/gpu/drm/omapdrm/dss/rfbi.c +++ b/drivers/gpu/drm/omapdrm/dss/rfbi.c @@ -863,7 +863,7 @@ static void rfbi_config_lcd_manager(struct omap_dss_device *dssdev) rfbi.timings.hback_porch = 1; rfbi.timings.vsync_len = 1; rfbi.timings.vfront_porch = 0; - rfbi.timings.vbp = 0; + rfbi.timings.vback_porch = 0; rfbi.timings.interlace = false; rfbi.timings.hsync_level = OMAPDSS_SIG_ACTIVE_HIGH; diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c b/drivers/gpu/drm/omapdrm/dss/venc.c index 77d4c826b2e5..411eea6bc99f 100644 --- a/drivers/gpu/drm/omapdrm/dss/venc.c +++ b/drivers/gpu/drm/omapdrm/dss/venc.c @@ -271,7 +271,7 @@ const struct omap_video_timings omap_dss_pal_timings = { .hback_porch = 68, .vsync_len = 5, .vfront_porch = 5, - .vbp = 41, + .vback_porch = 41, .interlace = true, @@ -292,7 +292,7 @@ const struct omap_video_timings omap_dss_ntsc_timings = { .hback_porch = 58, .vsync_len = 6, .vfront_porch = 6, - .vbp = 31, + .vback_porch = 31, .interlace = true, diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c index 3798617b1d7b..d6c4dc1c1fcb 100644 --- a/drivers/gpu/drm/omapdrm/omap_connector.c +++ b/drivers/gpu/drm/omapdrm/omap_connector.c @@ -55,7 +55,7 @@ void copy_timings_omap_to_drm(struct drm_display_mode *mode, mode->vdisplay = timings->vactive; mode->vsync_start = mode->vdisplay + timings->vfront_porch; mode->vsync_end = mode->vsync_start + timings->vsync_len; - mode->vtotal = mode->vsync_end + timings->vbp; + mode->vtotal = mode->vsync_end + timings->vback_porch; mode->flags = 0; @@ -89,7 +89,7 @@ void copy_timings_drm_to_omap(struct omap_video_timings *timings, timings->vactive = mode->vdisplay; timings->vfront_porch = mode->vsync_start - mode->vdisplay; timings->vsync_len = mode->vsync_end - mode->vsync_start; - timings->vbp = mode->vtotal - mode->vsync_end; + timings->vback_porch = mode->vtotal - mode->vsync_end; timings->interlace = !!(mode->flags & DRM_MODE_FLAG_INTERLACE); timings->double_pixel = !!(mode->flags & DRM_MODE_FLAG_DBLCLK); -- cgit v1.2.3 From fe70cd7667edd339c64ed4600cd93c63ba83dd4e Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 14:06:54 +0300 Subject: drm/omap: HDMI5: Use pointer to cfg->v_fc_config.timings in hdmi_core_video_config By using a pointer to the omap_mode_timings struct we can unwrap lines to make the code easier to follow. Signed-off-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/dss/hdmi5_core.c | 47 ++++++++++++++------------------ 1 file changed, 20 insertions(+), 27 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c index 457dbd2f93a2..2baef4f7714b 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c @@ -329,13 +329,12 @@ static void hdmi_core_video_config(struct hdmi_core_data *core, struct hdmi_core_vid_config *cfg) { void __iomem *base = core->base; + struct omap_video_timings *ovt = &cfg->v_fc_config.timings; unsigned char r = 0; bool vsync_pol, hsync_pol; - vsync_pol = - cfg->v_fc_config.timings.vsync_level == OMAPDSS_SIG_ACTIVE_HIGH; - hsync_pol = - cfg->v_fc_config.timings.hsync_level == OMAPDSS_SIG_ACTIVE_HIGH; + vsync_pol = ovt->vsync_level == OMAPDSS_SIG_ACTIVE_HIGH; + hsync_pol = ovt->hsync_level == OMAPDSS_SIG_ACTIVE_HIGH; /* Set hsync, vsync and data-enable polarity */ r = hdmi_read_reg(base, HDMI_CORE_FC_INVIDCONF); @@ -343,20 +342,16 @@ static void hdmi_core_video_config(struct hdmi_core_data *core, r = FLD_MOD(r, hsync_pol, 5, 5); r = FLD_MOD(r, cfg->data_enable_pol, 4, 4); r = FLD_MOD(r, cfg->vblank_osc, 1, 1); - r = FLD_MOD(r, cfg->v_fc_config.timings.interlace, 0, 0); + r = FLD_MOD(r, ovt->interlace, 0, 0); hdmi_write_reg(base, HDMI_CORE_FC_INVIDCONF, r); /* set x resolution */ - REG_FLD_MOD(base, HDMI_CORE_FC_INHACTIV1, - cfg->v_fc_config.timings.hactive >> 8, 4, 0); - REG_FLD_MOD(base, HDMI_CORE_FC_INHACTIV0, - cfg->v_fc_config.timings.hactive & 0xFF, 7, 0); + REG_FLD_MOD(base, HDMI_CORE_FC_INHACTIV1, ovt->hactive >> 8, 4, 0); + REG_FLD_MOD(base, HDMI_CORE_FC_INHACTIV0, ovt->hactive & 0xFF, 7, 0); /* set y resolution */ - REG_FLD_MOD(base, HDMI_CORE_FC_INVACTIV1, - cfg->v_fc_config.timings.vactive >> 8, 4, 0); - REG_FLD_MOD(base, HDMI_CORE_FC_INVACTIV0, - cfg->v_fc_config.timings.vactive & 0xFF, 7, 0); + REG_FLD_MOD(base, HDMI_CORE_FC_INVACTIV1, ovt->vactive >> 8, 4, 0); + REG_FLD_MOD(base, HDMI_CORE_FC_INVACTIV0, ovt->vactive & 0xFF, 7, 0); /* set horizontal blanking pixels */ REG_FLD_MOD(base, HDMI_CORE_FC_INHBLANK1, cfg->hblank >> 8, 4, 0); @@ -366,30 +361,28 @@ static void hdmi_core_video_config(struct hdmi_core_data *core, REG_FLD_MOD(base, HDMI_CORE_FC_INVBLANK, cfg->vblank, 7, 0); /* set horizontal sync offset */ - REG_FLD_MOD(base, HDMI_CORE_FC_HSYNCINDELAY1, - cfg->v_fc_config.timings.hfront_porch >> 8, 4, 0); - REG_FLD_MOD(base, HDMI_CORE_FC_HSYNCINDELAY0, - cfg->v_fc_config.timings.hfront_porch & 0xFF, 7, 0); + REG_FLD_MOD(base, HDMI_CORE_FC_HSYNCINDELAY1, ovt->hfront_porch >> 8, + 4, 0); + REG_FLD_MOD(base, HDMI_CORE_FC_HSYNCINDELAY0, ovt->hfront_porch & 0xFF, + 7, 0); /* set vertical sync offset */ - REG_FLD_MOD(base, HDMI_CORE_FC_VSYNCINDELAY, - cfg->v_fc_config.timings.vfront_porch, 7, 0); + REG_FLD_MOD(base, HDMI_CORE_FC_VSYNCINDELAY, ovt->vfront_porch, 7, 0); /* set horizontal sync pulse width */ - REG_FLD_MOD(base, HDMI_CORE_FC_HSYNCINWIDTH1, - (cfg->v_fc_config.timings.hsync_len >> 8), 1, 0); - REG_FLD_MOD(base, HDMI_CORE_FC_HSYNCINWIDTH0, - cfg->v_fc_config.timings.hsync_len & 0xFF, 7, 0); + REG_FLD_MOD(base, HDMI_CORE_FC_HSYNCINWIDTH1, (ovt->hsync_len >> 8), + 1, 0); + REG_FLD_MOD(base, HDMI_CORE_FC_HSYNCINWIDTH0, ovt->hsync_len & 0xFF, + 7, 0); /* set vertical sync pulse width */ - REG_FLD_MOD(base, HDMI_CORE_FC_VSYNCINWIDTH, - cfg->v_fc_config.timings.vsync_len, 5, 0); + REG_FLD_MOD(base, HDMI_CORE_FC_VSYNCINWIDTH, ovt->vsync_len, 5, 0); /* select DVI mode */ REG_FLD_MOD(base, HDMI_CORE_FC_INVIDCONF, - cfg->v_fc_config.hdmi_dvi_mode, 3, 3); + cfg->v_fc_config.hdmi_dvi_mode, 3, 3); - if (cfg->v_fc_config.timings.double_pixel) + if (ovt->double_pixel) REG_FLD_MOD(base, HDMI_CORE_FC_PRCONF, 2, 7, 4); else REG_FLD_MOD(base, HDMI_CORE_FC_PRCONF, 1, 7, 4); -- cgit v1.2.3 From 530582998acef0a6f9aafed7c82a2bb11b4405f6 Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 14:06:55 +0300 Subject: drm/omap: omap_display_timings: Use display_flags for interlace mode Remove the interlace member and add display_flags to omap_video_timings to configure the interlace mode. Signed-off-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c | 2 +- drivers/gpu/drm/omapdrm/displays/connector-hdmi.c | 2 -- drivers/gpu/drm/omapdrm/dss/dispc.c | 7 +++---- drivers/gpu/drm/omapdrm/dss/dsi.c | 2 +- drivers/gpu/drm/omapdrm/dss/hdmi5_core.c | 4 ++-- drivers/gpu/drm/omapdrm/dss/hdmi_wp.c | 6 +++--- drivers/gpu/drm/omapdrm/dss/omapdss.h | 4 ++-- drivers/gpu/drm/omapdrm/dss/rfbi.c | 2 +- drivers/gpu/drm/omapdrm/dss/venc.c | 8 ++++---- drivers/gpu/drm/omapdrm/omap_connector.c | 6 ++++-- 10 files changed, 21 insertions(+), 22 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c index d14cc2e3b8e2..0a7491427832 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c @@ -40,7 +40,7 @@ static const struct omap_video_timings tvc_pal_timings = { .vfront_porch = 5, .vback_porch = 41, - .interlace = true, + .flags = DISPLAY_FLAGS_INTERLACED, }; static const struct of_device_id tvc_of_match[]; diff --git a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c index 00e3aa212202..8e246b9142d7 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c @@ -34,8 +34,6 @@ static const struct omap_video_timings hdmic_default_timings = { .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - - .interlace = false, }; struct panel_drv_data { diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c index d46a0a2c6b7b..f11bfe5378d1 100644 --- a/drivers/gpu/drm/omapdrm/dss/dispc.c +++ b/drivers/gpu/drm/omapdrm/dss/dispc.c @@ -2607,7 +2607,7 @@ static int dispc_ovl_setup_common(enum omap_plane plane, u16 in_height = height; u16 in_width = width; int x_predecim = 1, y_predecim = 1; - bool ilace = mgr_timings->interlace; + bool ilace = !!(mgr_timings->flags & DISPLAY_FLAGS_INTERLACED); unsigned long pclk = dispc_plane_pclk_rate(plane); unsigned long lclk = dispc_plane_lclk_rate(plane); @@ -3128,7 +3128,7 @@ bool dispc_mgr_timings_ok(enum omap_channel channel, if (dss_mgr_is_lcd(channel)) { /* TODO: OMAP4+ supports interlace for LCD outputs */ - if (timings->interlace) + if (timings->flags & DISPLAY_FLAGS_INTERLACED) return false; if (!_dispc_lcd_timings_ok(timings->hsync_len, @@ -3292,7 +3292,7 @@ void dispc_mgr_set_timings(enum omap_channel channel, DSSDBG("hsync %luHz, vsync %luHz\n", ht, vt); } else { - if (t.interlace) + if (t.flags & DISPLAY_FLAGS_INTERLACED) t.vactive /= 2; if (dispc.feat->supports_double_pixel) @@ -4232,7 +4232,6 @@ static const struct dispc_errata_i734_data { .vsync_len = 1, .vfront_porch = 1, .vback_porch = 1, .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .interlace = false, .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .de_level = OMAPDSS_SIG_ACTIVE_HIGH, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c index e1fdb2a63309..313c8e24ac84 100644 --- a/drivers/gpu/drm/omapdrm/dss/dsi.c +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c @@ -4122,7 +4122,7 @@ static int dsi_display_init_dispc(struct platform_device *dsidev, * override interlace, logic level and edge related parameters in * omap_video_timings with default values */ - dsi->timings.interlace = false; + dsi->timings.flags &= ~DISPLAY_FLAGS_INTERLACED; dsi->timings.hsync_level = OMAPDSS_SIG_ACTIVE_HIGH; dsi->timings.vsync_level = OMAPDSS_SIG_ACTIVE_HIGH; dsi->timings.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE; diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c index 2baef4f7714b..62268f8d62c6 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c @@ -303,7 +303,7 @@ static void hdmi_core_init(struct hdmi_core_vid_config *video_cfg, cfg->timings.vback_porch; video_cfg->v_fc_config.hdmi_dvi_mode = cfg->hdmi_dvi_mode; - if (cfg->timings.interlace) { + if (cfg->timings.flags & DISPLAY_FLAGS_INTERLACED) { /* set vblank_osc if vblank is fractional */ if (video_cfg->vblank % 2 != 0) video_cfg->vblank_osc = 1; @@ -342,7 +342,7 @@ static void hdmi_core_video_config(struct hdmi_core_data *core, r = FLD_MOD(r, hsync_pol, 5, 5); r = FLD_MOD(r, cfg->data_enable_pol, 4, 4); r = FLD_MOD(r, cfg->vblank_osc, 1, 1); - r = FLD_MOD(r, ovt->interlace, 0, 0); + r = FLD_MOD(r, !!(ovt->flags & DISPLAY_FLAGS_INTERLACED), 0, 0); hdmi_write_reg(base, HDMI_CORE_FC_INVIDCONF, r); /* set x resolution */ diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c index 90a36b009b1c..231f62ed86ff 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c @@ -156,7 +156,7 @@ void hdmi_wp_video_config_interface(struct hdmi_wp_data *wp, r = hdmi_read_reg(wp->base, HDMI_WP_VIDEO_CFG); r = FLD_MOD(r, vsync_pol, 7, 7); r = FLD_MOD(r, hsync_pol, 6, 6); - r = FLD_MOD(r, timings->interlace, 3, 3); + r = FLD_MOD(r, !!(timings->flags & DISPLAY_FLAGS_INTERLACED), 3, 3); r = FLD_MOD(r, 1, 1, 0); /* HDMI_TIMING_MASTER_24BIT */ hdmi_write_reg(wp->base, HDMI_WP_VIDEO_CFG, r); } @@ -210,10 +210,10 @@ void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt, timings->vsync_level = param->timings.vsync_level; timings->hsync_level = param->timings.hsync_level; - timings->interlace = param->timings.interlace; timings->double_pixel = param->timings.double_pixel; + timings->flags = param->timings.flags; - if (param->timings.interlace) { + if (param->timings.flags & DISPLAY_FLAGS_INTERLACED) { video_fmt->y_res /= 2; timings->vback_porch /= 2; timings->vfront_porch /= 2; diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index aca9d3028155..23fec72bacac 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -323,8 +323,6 @@ struct omap_video_timings { enum omap_dss_signal_level vsync_level; /* Hsync logic level */ enum omap_dss_signal_level hsync_level; - /* Interlaced or Progressive timings */ - bool interlace; /* Pixel clock edge to drive LCD data */ enum omap_dss_signal_edge data_pclk_edge; /* Data enable logic level */ @@ -333,6 +331,8 @@ struct omap_video_timings { enum omap_dss_signal_edge sync_pclk_edge; bool double_pixel; + + enum display_flags flags; }; /* Hardcoded timings for tv modes. Venc only uses these to diff --git a/drivers/gpu/drm/omapdrm/dss/rfbi.c b/drivers/gpu/drm/omapdrm/dss/rfbi.c index cc59e644ea52..d5639a5099c8 100644 --- a/drivers/gpu/drm/omapdrm/dss/rfbi.c +++ b/drivers/gpu/drm/omapdrm/dss/rfbi.c @@ -865,7 +865,7 @@ static void rfbi_config_lcd_manager(struct omap_dss_device *dssdev) rfbi.timings.vfront_porch = 0; rfbi.timings.vback_porch = 0; - rfbi.timings.interlace = false; + rfbi.timings.flags &= ~DISPLAY_FLAGS_INTERLACED; rfbi.timings.hsync_level = OMAPDSS_SIG_ACTIVE_HIGH; rfbi.timings.vsync_level = OMAPDSS_SIG_ACTIVE_HIGH; rfbi.timings.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE; diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c b/drivers/gpu/drm/omapdrm/dss/venc.c index 411eea6bc99f..e271c75ef632 100644 --- a/drivers/gpu/drm/omapdrm/dss/venc.c +++ b/drivers/gpu/drm/omapdrm/dss/venc.c @@ -273,13 +273,13 @@ const struct omap_video_timings omap_dss_pal_timings = { .vfront_porch = 5, .vback_porch = 41, - .interlace = true, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .de_level = OMAPDSS_SIG_ACTIVE_HIGH, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, + + .flags = DISPLAY_FLAGS_INTERLACED, }; EXPORT_SYMBOL(omap_dss_pal_timings); @@ -294,13 +294,13 @@ const struct omap_video_timings omap_dss_ntsc_timings = { .vfront_porch = 6, .vback_porch = 31, - .interlace = true, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .de_level = OMAPDSS_SIG_ACTIVE_HIGH, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, + + .flags = DISPLAY_FLAGS_INTERLACED, }; EXPORT_SYMBOL(omap_dss_ntsc_timings); diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c index d6c4dc1c1fcb..5effce40817f 100644 --- a/drivers/gpu/drm/omapdrm/omap_connector.c +++ b/drivers/gpu/drm/omapdrm/omap_connector.c @@ -59,7 +59,7 @@ void copy_timings_omap_to_drm(struct drm_display_mode *mode, mode->flags = 0; - if (timings->interlace) + if (timings->flags & DISPLAY_FLAGS_INTERLACED) mode->flags |= DRM_MODE_FLAG_INTERLACE; if (timings->double_pixel) @@ -91,7 +91,9 @@ void copy_timings_drm_to_omap(struct omap_video_timings *timings, timings->vsync_len = mode->vsync_end - mode->vsync_start; timings->vback_porch = mode->vtotal - mode->vsync_end; - timings->interlace = !!(mode->flags & DRM_MODE_FLAG_INTERLACE); + if (mode->flags & DRM_MODE_FLAG_INTERLACE) + timings->flags |= DISPLAY_FLAGS_INTERLACED; + timings->double_pixel = !!(mode->flags & DRM_MODE_FLAG_DBLCLK); if (mode->flags & DRM_MODE_FLAG_PHSYNC) -- cgit v1.2.3 From 3b592939b7c02db19a50545834d2eeaa7eff6df6 Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 14:06:56 +0300 Subject: drm/omap: dispc: Simplify _dispc_mgr_set_lcd_timings() parameters Instead of passing the omap_video_timings structure's members individually, use the pointer to the struct. Signed-off-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/dss/dispc.c | 38 ++++++++++++++----------------------- 1 file changed, 14 insertions(+), 24 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c index f11bfe5378d1..6a0c13d97cc1 100644 --- a/drivers/gpu/drm/omapdrm/dss/dispc.c +++ b/drivers/gpu/drm/omapdrm/dss/dispc.c @@ -3141,29 +3141,23 @@ bool dispc_mgr_timings_ok(enum omap_channel channel, return true; } -static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, int hsync_len, - int hfp, int hbp, int vsw, int vfp, int vbp, - enum omap_dss_signal_level vsync_level, - enum omap_dss_signal_level hsync_level, - enum omap_dss_signal_edge data_pclk_edge, - enum omap_dss_signal_level de_level, - enum omap_dss_signal_edge sync_pclk_edge) - +static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, + const struct omap_video_timings *ovt) { u32 timing_h, timing_v, l; bool onoff, rf, ipc, vs, hs, de; - timing_h = FLD_VAL(hsync_len-1, dispc.feat->sw_start, 0) | - FLD_VAL(hfp-1, dispc.feat->fp_start, 8) | - FLD_VAL(hbp-1, dispc.feat->bp_start, 20); - timing_v = FLD_VAL(vsw-1, dispc.feat->sw_start, 0) | - FLD_VAL(vfp, dispc.feat->fp_start, 8) | - FLD_VAL(vbp, dispc.feat->bp_start, 20); + timing_h = FLD_VAL(ovt->hsync_len - 1, dispc.feat->sw_start, 0) | + FLD_VAL(ovt->hfront_porch - 1, dispc.feat->fp_start, 8) | + FLD_VAL(ovt->hback_porch - 1, dispc.feat->bp_start, 20); + timing_v = FLD_VAL(ovt->vsync_len - 1, dispc.feat->sw_start, 0) | + FLD_VAL(ovt->vfront_porch, dispc.feat->fp_start, 8) | + FLD_VAL(ovt->vback_porch, dispc.feat->bp_start, 20); dispc_write_reg(DISPC_TIMING_H(channel), timing_h); dispc_write_reg(DISPC_TIMING_V(channel), timing_v); - switch (vsync_level) { + switch (ovt->vsync_level) { case OMAPDSS_SIG_ACTIVE_LOW: vs = true; break; @@ -3174,7 +3168,7 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, int hsync_len, BUG(); } - switch (hsync_level) { + switch (ovt->hsync_level) { case OMAPDSS_SIG_ACTIVE_LOW: hs = true; break; @@ -3185,7 +3179,7 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, int hsync_len, BUG(); } - switch (de_level) { + switch (ovt->de_level) { case OMAPDSS_SIG_ACTIVE_LOW: de = true; break; @@ -3196,7 +3190,7 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, int hsync_len, BUG(); } - switch (data_pclk_edge) { + switch (ovt->data_pclk_edge) { case OMAPDSS_DRIVE_SIG_RISING_EDGE: ipc = false; break; @@ -3210,7 +3204,7 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, int hsync_len, /* always use the 'rf' setting */ onoff = true; - switch (sync_pclk_edge) { + switch (ovt->sync_pclk_edge) { case OMAPDSS_DRIVE_SIG_FALLING_EDGE: rf = false; break; @@ -3270,11 +3264,7 @@ void dispc_mgr_set_timings(enum omap_channel channel, } if (dss_mgr_is_lcd(channel)) { - _dispc_mgr_set_lcd_timings(channel, - t.hsync_len, t.hfront_porch, t.hback_porch, - t.vsync_len, t.vfront_porch, t.vback_porch, - t.vsync_level, t.hsync_level, t.data_pclk_edge, - t.de_level, t.sync_pclk_edge); + _dispc_mgr_set_lcd_timings(channel, &t); xtot = t.hactive + t.hfront_porch + t.hsync_len + t.hback_porch; ytot = t.vactive + t.vfront_porch + t.vsync_len + t.vback_porch; -- cgit v1.2.3 From 6b44cd2748d6efa09a83fe97a2d35fb90f80e489 Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 14:06:57 +0300 Subject: drm/omap: omap_display_timings: Use display_flags for h/vsync level In preparation to move the stack to use the generic videmode struct for display timing information use display_flags for h/vsync level. Signed-off-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- .../gpu/drm/omapdrm/displays/connector-analog-tv.c | 3 +- drivers/gpu/drm/omapdrm/displays/connector-dvi.c | 4 +-- drivers/gpu/drm/omapdrm/displays/connector-hdmi.c | 3 +- .../omapdrm/displays/panel-lgphilips-lb035q02.c | 4 +-- .../drm/omapdrm/displays/panel-nec-nl8048hl11.c | 4 +-- .../drm/omapdrm/displays/panel-sharp-ls037v7dw01.c | 4 +-- .../drm/omapdrm/displays/panel-sony-acx565akm.c | 5 ++-- .../drm/omapdrm/displays/panel-tpo-td028ttec1.c | 5 ++-- .../drm/omapdrm/displays/panel-tpo-td043mtea1.c | 4 +-- drivers/gpu/drm/omapdrm/dss/dispc.c | 33 ++++++++-------------- drivers/gpu/drm/omapdrm/dss/display.c | 18 ++---------- drivers/gpu/drm/omapdrm/dss/dsi.c | 6 ++-- drivers/gpu/drm/omapdrm/dss/hdmi5_core.c | 4 +-- drivers/gpu/drm/omapdrm/dss/hdmi_wp.c | 6 ++-- drivers/gpu/drm/omapdrm/dss/omapdss.h | 4 --- drivers/gpu/drm/omapdrm/dss/rfbi.c | 6 ++-- drivers/gpu/drm/omapdrm/dss/venc.c | 10 +++---- drivers/gpu/drm/omapdrm/omap_connector.c | 12 ++++---- 18 files changed, 52 insertions(+), 83 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c index 0a7491427832..264182f97194 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c @@ -40,7 +40,8 @@ static const struct omap_video_timings tvc_pal_timings = { .vfront_porch = 5, .vback_porch = 41, - .flags = DISPLAY_FLAGS_INTERLACED, + .flags = DISPLAY_FLAGS_INTERLACED | DISPLAY_FLAGS_HSYNC_LOW | + DISPLAY_FLAGS_VSYNC_LOW, }; static const struct of_device_id tvc_of_match[]; diff --git a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c index adbcd566a7ec..b81c366ba63a 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c @@ -33,11 +33,11 @@ static const struct omap_video_timings dvic_default_timings = { .vsync_len = 4, .vback_porch = 7, - .vsync_level = OMAPDSS_SIG_ACTIVE_HIGH, - .hsync_level = OMAPDSS_SIG_ACTIVE_HIGH, .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .de_level = OMAPDSS_SIG_ACTIVE_HIGH, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, + + .flags = DISPLAY_FLAGS_HSYNC_HIGH | DISPLAY_FLAGS_VSYNC_HIGH, }; struct panel_drv_data { diff --git a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c index 8e246b9142d7..f9809f4eb390 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c @@ -32,8 +32,7 @@ static const struct omap_video_timings hdmic_default_timings = { .vfront_porch = 11, .vback_porch = 31, - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW, }; struct panel_drv_data { diff --git a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c index 9c114da37a6b..999dec6c2cff 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c @@ -33,11 +33,11 @@ static struct omap_video_timings lb035q02_timings = { .vfront_porch = 4, .vback_porch = 18, - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .de_level = OMAPDSS_SIG_ACTIVE_HIGH, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, + + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW, }; struct panel_drv_data { diff --git a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c index 1e1acc6e06cb..c45eb3520346 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c @@ -76,11 +76,11 @@ static const struct omap_video_timings nec_8048_panel_timings = { .vsync_len = 1, .vback_porch = 4, - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .de_level = OMAPDSS_SIG_ACTIVE_HIGH, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, + + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW, }; #define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c index 79cb8bde1cca..a83e6a1b894b 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c @@ -49,11 +49,11 @@ static const struct omap_video_timings sharp_ls_timings = { .vfront_porch = 1, .vback_porch = 1, - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .de_level = OMAPDSS_SIG_ACTIVE_HIGH, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, + + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW, }; #define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c index 30d689818518..40c882599c96 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c @@ -103,12 +103,11 @@ static const struct omap_video_timings acx565akm_panel_timings = { .vsync_len = 3, .vback_porch = 4, - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .de_level = OMAPDSS_SIG_ACTIVE_HIGH, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, + + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW, }; #define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c index a367b615d808..d98a16e8ce4a 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c @@ -53,12 +53,11 @@ static struct omap_video_timings td028ttec1_panel_timings = { .vsync_len = 2, .vback_porch = 2, - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, .de_level = OMAPDSS_SIG_ACTIVE_HIGH, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, + + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW, }; #define JBT_COMMAND 0x000 diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c index 16d24381b270..65eeda51dbef 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c @@ -86,11 +86,11 @@ static const struct omap_video_timings tpo_td043_timings = { .vfront_porch = 39, .vback_porch = 34, - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, .data_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, .de_level = OMAPDSS_SIG_ACTIVE_HIGH, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, + + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW, }; #define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c index 6a0c13d97cc1..6acdd2194122 100644 --- a/drivers/gpu/drm/omapdrm/dss/dispc.c +++ b/drivers/gpu/drm/omapdrm/dss/dispc.c @@ -3157,27 +3157,15 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, dispc_write_reg(DISPC_TIMING_H(channel), timing_h); dispc_write_reg(DISPC_TIMING_V(channel), timing_v); - switch (ovt->vsync_level) { - case OMAPDSS_SIG_ACTIVE_LOW: - vs = true; - break; - case OMAPDSS_SIG_ACTIVE_HIGH: + if (ovt->flags & DISPLAY_FLAGS_VSYNC_HIGH) vs = false; - break; - default: - BUG(); - } + else + vs = true; - switch (ovt->hsync_level) { - case OMAPDSS_SIG_ACTIVE_LOW: - hs = true; - break; - case OMAPDSS_SIG_ACTIVE_HIGH: + if (ovt->flags & DISPLAY_FLAGS_HSYNC_HIGH) hs = false; - break; - default: - BUG(); - } + else + hs = true; switch (ovt->de_level) { case OMAPDSS_SIG_ACTIVE_LOW: @@ -3277,8 +3265,9 @@ void dispc_mgr_set_timings(enum omap_channel channel, t.hsync_len, t.hfront_porch, t.hback_porch, t.vsync_len, t.vfront_porch, t.vback_porch); DSSDBG("vsync_level %d hsync_level %d data_pclk_edge %d de_level %d sync_pclk_edge %d\n", - t.vsync_level, t.hsync_level, t.data_pclk_edge, - t.de_level, t.sync_pclk_edge); + !!(t.flags & DISPLAY_FLAGS_VSYNC_HIGH), + !!(t.flags & DISPLAY_FLAGS_HSYNC_HIGH), + t.data_pclk_edge, t.de_level, t.sync_pclk_edge); DSSDBG("hsync %luHz, vsync %luHz\n", ht, vt); } else { @@ -4220,12 +4209,12 @@ static const struct dispc_errata_i734_data { .pixelclock = 16000000, .hsync_len = 8, .hfront_porch = 4, .hback_porch = 4, .vsync_len = 1, .vfront_porch = 1, .vback_porch = 1, - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .de_level = OMAPDSS_SIG_ACTIVE_HIGH, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .double_pixel = false, + + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW, }, .ovli = { .screen_width = 1, diff --git a/drivers/gpu/drm/omapdrm/dss/display.c b/drivers/gpu/drm/omapdrm/dss/display.c index d63ea2d5d812..ddb5bbd41dfb 100644 --- a/drivers/gpu/drm/omapdrm/dss/display.c +++ b/drivers/gpu/drm/omapdrm/dss/display.c @@ -232,13 +232,8 @@ void videomode_to_omap_video_timings(const struct videomode *vm, ovt->vback_porch = vm->vback_porch; ovt->vfront_porch = vm->vfront_porch; ovt->vsync_len = vm->vsync_len; + ovt->flags = vm->flags; - ovt->vsync_level = vm->flags & DISPLAY_FLAGS_VSYNC_HIGH ? - OMAPDSS_SIG_ACTIVE_HIGH : - OMAPDSS_SIG_ACTIVE_LOW; - ovt->hsync_level = vm->flags & DISPLAY_FLAGS_HSYNC_HIGH ? - OMAPDSS_SIG_ACTIVE_HIGH : - OMAPDSS_SIG_ACTIVE_LOW; ovt->de_level = vm->flags & DISPLAY_FLAGS_DE_HIGH ? OMAPDSS_SIG_ACTIVE_HIGH : OMAPDSS_SIG_ACTIVE_LOW; @@ -265,16 +260,7 @@ void omap_video_timings_to_videomode(const struct omap_video_timings *ovt, vm->vback_porch = ovt->vback_porch; vm->vfront_porch = ovt->vfront_porch; vm->vsync_len = ovt->vsync_len; - - if (ovt->hsync_level == OMAPDSS_SIG_ACTIVE_HIGH) - vm->flags |= DISPLAY_FLAGS_HSYNC_HIGH; - else - vm->flags |= DISPLAY_FLAGS_HSYNC_LOW; - - if (ovt->vsync_level == OMAPDSS_SIG_ACTIVE_HIGH) - vm->flags |= DISPLAY_FLAGS_VSYNC_HIGH; - else - vm->flags |= DISPLAY_FLAGS_VSYNC_LOW; + vm->flags = ovt->flags; if (ovt->de_level == OMAPDSS_SIG_ACTIVE_HIGH) vm->flags |= DISPLAY_FLAGS_DE_HIGH; diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c index 313c8e24ac84..fb47e82e4e98 100644 --- a/drivers/gpu/drm/omapdrm/dss/dsi.c +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c @@ -4123,8 +4123,10 @@ static int dsi_display_init_dispc(struct platform_device *dsidev, * omap_video_timings with default values */ dsi->timings.flags &= ~DISPLAY_FLAGS_INTERLACED; - dsi->timings.hsync_level = OMAPDSS_SIG_ACTIVE_HIGH; - dsi->timings.vsync_level = OMAPDSS_SIG_ACTIVE_HIGH; + dsi->timings.flags &= ~DISPLAY_FLAGS_HSYNC_LOW; + dsi->timings.flags |= DISPLAY_FLAGS_HSYNC_HIGH; + dsi->timings.flags &= ~DISPLAY_FLAGS_VSYNC_LOW; + dsi->timings.flags |= DISPLAY_FLAGS_VSYNC_HIGH; dsi->timings.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE; dsi->timings.de_level = OMAPDSS_SIG_ACTIVE_HIGH; dsi->timings.sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE; diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c index 62268f8d62c6..f64f389939d1 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c @@ -333,8 +333,8 @@ static void hdmi_core_video_config(struct hdmi_core_data *core, unsigned char r = 0; bool vsync_pol, hsync_pol; - vsync_pol = ovt->vsync_level == OMAPDSS_SIG_ACTIVE_HIGH; - hsync_pol = ovt->hsync_level == OMAPDSS_SIG_ACTIVE_HIGH; + vsync_pol = !!(ovt->flags & DISPLAY_FLAGS_VSYNC_HIGH); + hsync_pol = !!(ovt->flags & DISPLAY_FLAGS_HSYNC_HIGH); /* Set hsync, vsync and data-enable polarity */ r = hdmi_read_reg(base, HDMI_CORE_FC_INVIDCONF); diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c index 231f62ed86ff..b86e5a357456 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c @@ -150,8 +150,8 @@ void hdmi_wp_video_config_interface(struct hdmi_wp_data *wp, bool vsync_pol, hsync_pol; DSSDBG("Enter hdmi_wp_video_config_interface\n"); - vsync_pol = timings->vsync_level == OMAPDSS_SIG_ACTIVE_HIGH; - hsync_pol = timings->hsync_level == OMAPDSS_SIG_ACTIVE_HIGH; + vsync_pol = !!(timings->flags & DISPLAY_FLAGS_VSYNC_HIGH); + hsync_pol = !!(timings->flags & DISPLAY_FLAGS_HSYNC_HIGH); r = hdmi_read_reg(wp->base, HDMI_WP_VIDEO_CFG); r = FLD_MOD(r, vsync_pol, 7, 7); @@ -208,8 +208,6 @@ void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt, timings->vfront_porch = param->timings.vfront_porch; timings->vsync_len = param->timings.vsync_len; - timings->vsync_level = param->timings.vsync_level; - timings->hsync_level = param->timings.hsync_level; timings->double_pixel = param->timings.double_pixel; timings->flags = param->timings.flags; diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index 23fec72bacac..23ab45447b0d 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -319,10 +319,6 @@ struct omap_video_timings { /* Unit: line clocks */ u16 vback_porch; /* Vertical back porch */ - /* Vsync logic level */ - enum omap_dss_signal_level vsync_level; - /* Hsync logic level */ - enum omap_dss_signal_level hsync_level; /* Pixel clock edge to drive LCD data */ enum omap_dss_signal_edge data_pclk_edge; /* Data enable logic level */ diff --git a/drivers/gpu/drm/omapdrm/dss/rfbi.c b/drivers/gpu/drm/omapdrm/dss/rfbi.c index d5639a5099c8..62f037ebfe6d 100644 --- a/drivers/gpu/drm/omapdrm/dss/rfbi.c +++ b/drivers/gpu/drm/omapdrm/dss/rfbi.c @@ -866,8 +866,10 @@ static void rfbi_config_lcd_manager(struct omap_dss_device *dssdev) rfbi.timings.vback_porch = 0; rfbi.timings.flags &= ~DISPLAY_FLAGS_INTERLACED; - rfbi.timings.hsync_level = OMAPDSS_SIG_ACTIVE_HIGH; - rfbi.timings.vsync_level = OMAPDSS_SIG_ACTIVE_HIGH; + rfbi.timings.flags &= ~DISPLAY_FLAGS_HSYNC_LOW; + rfbi.timings.flags |= DISPLAY_FLAGS_HSYNC_HIGH; + rfbi.timings.flags &= ~DISPLAY_FLAGS_VSYNC_LOW; + rfbi.timings.flags |= DISPLAY_FLAGS_VSYNC_HIGH; rfbi.timings.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE; rfbi.timings.de_level = OMAPDSS_SIG_ACTIVE_HIGH; rfbi.timings.sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE; diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c b/drivers/gpu/drm/omapdrm/dss/venc.c index e271c75ef632..e80ec809f0c7 100644 --- a/drivers/gpu/drm/omapdrm/dss/venc.c +++ b/drivers/gpu/drm/omapdrm/dss/venc.c @@ -273,13 +273,12 @@ const struct omap_video_timings omap_dss_pal_timings = { .vfront_porch = 5, .vback_porch = 41, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .de_level = OMAPDSS_SIG_ACTIVE_HIGH, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, - .flags = DISPLAY_FLAGS_INTERLACED, + .flags = DISPLAY_FLAGS_INTERLACED | DISPLAY_FLAGS_HSYNC_LOW | + DISPLAY_FLAGS_VSYNC_LOW, }; EXPORT_SYMBOL(omap_dss_pal_timings); @@ -294,13 +293,12 @@ const struct omap_video_timings omap_dss_ntsc_timings = { .vfront_porch = 6, .vback_porch = 31, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .de_level = OMAPDSS_SIG_ACTIVE_HIGH, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, - .flags = DISPLAY_FLAGS_INTERLACED, + .flags = DISPLAY_FLAGS_INTERLACED | DISPLAY_FLAGS_HSYNC_LOW | + DISPLAY_FLAGS_VSYNC_LOW, }; EXPORT_SYMBOL(omap_dss_ntsc_timings); diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c index 5effce40817f..695386256d18 100644 --- a/drivers/gpu/drm/omapdrm/omap_connector.c +++ b/drivers/gpu/drm/omapdrm/omap_connector.c @@ -65,12 +65,12 @@ void copy_timings_omap_to_drm(struct drm_display_mode *mode, if (timings->double_pixel) mode->flags |= DRM_MODE_FLAG_DBLCLK; - if (timings->hsync_level == OMAPDSS_SIG_ACTIVE_HIGH) + if (timings->flags & DISPLAY_FLAGS_HSYNC_HIGH) mode->flags |= DRM_MODE_FLAG_PHSYNC; else mode->flags |= DRM_MODE_FLAG_NHSYNC; - if (timings->vsync_level == OMAPDSS_SIG_ACTIVE_HIGH) + if (timings->flags & DISPLAY_FLAGS_VSYNC_HIGH) mode->flags |= DRM_MODE_FLAG_PVSYNC; else mode->flags |= DRM_MODE_FLAG_NVSYNC; @@ -97,14 +97,14 @@ void copy_timings_drm_to_omap(struct omap_video_timings *timings, timings->double_pixel = !!(mode->flags & DRM_MODE_FLAG_DBLCLK); if (mode->flags & DRM_MODE_FLAG_PHSYNC) - timings->hsync_level = OMAPDSS_SIG_ACTIVE_HIGH; + timings->flags |= DISPLAY_FLAGS_HSYNC_HIGH; else - timings->hsync_level = OMAPDSS_SIG_ACTIVE_LOW; + timings->flags |= DISPLAY_FLAGS_HSYNC_LOW; if (mode->flags & DRM_MODE_FLAG_PVSYNC) - timings->vsync_level = OMAPDSS_SIG_ACTIVE_HIGH; + timings->flags |= DISPLAY_FLAGS_VSYNC_HIGH; else - timings->vsync_level = OMAPDSS_SIG_ACTIVE_LOW; + timings->flags |= DISPLAY_FLAGS_VSYNC_LOW; timings->data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE; timings->de_level = OMAPDSS_SIG_ACTIVE_HIGH; -- cgit v1.2.3 From 3fa3ab4a881b9c464cb3168b476825ae5a02bfa6 Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 14:06:58 +0300 Subject: drm/omap: omap_display_timings: Use display_flags for DE level In preparation to move the stack to use the generic videmode struct for display timing information use display_flags for DE level. Signed-off-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/displays/connector-dvi.c | 4 ++-- drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c | 2 +- .../drm/omapdrm/displays/panel-lgphilips-lb035q02.c | 4 ++-- .../gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c | 4 ++-- .../drm/omapdrm/displays/panel-sharp-ls037v7dw01.c | 4 ++-- .../gpu/drm/omapdrm/displays/panel-sony-acx565akm.c | 4 ++-- .../gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c | 4 ++-- .../gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c | 4 ++-- drivers/gpu/drm/omapdrm/dss/dispc.c | 19 +++++++------------ drivers/gpu/drm/omapdrm/dss/display.c | 8 -------- drivers/gpu/drm/omapdrm/dss/dsi.c | 3 ++- drivers/gpu/drm/omapdrm/dss/omapdss.h | 2 -- drivers/gpu/drm/omapdrm/dss/rfbi.c | 3 ++- drivers/gpu/drm/omapdrm/dss/venc.c | 6 ++---- drivers/gpu/drm/omapdrm/omap_connector.c | 2 +- 15 files changed, 29 insertions(+), 44 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c index b81c366ba63a..b94bfca0ecae 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c @@ -34,10 +34,10 @@ static const struct omap_video_timings dvic_default_timings = { .vback_porch = 7, .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, - .flags = DISPLAY_FLAGS_HSYNC_HIGH | DISPLAY_FLAGS_VSYNC_HIGH, + .flags = DISPLAY_FLAGS_HSYNC_HIGH | DISPLAY_FLAGS_VSYNC_HIGH | + DISPLAY_FLAGS_DE_HIGH, }; struct panel_drv_data { diff --git a/drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c b/drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c index d768217cefe0..e3b8dddc90bd 100644 --- a/drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c +++ b/drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c @@ -117,7 +117,7 @@ static void tfp410_fix_timings(struct omap_video_timings *timings) { timings->data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE; timings->sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE; - timings->de_level = OMAPDSS_SIG_ACTIVE_HIGH; + timings->flags |= DISPLAY_FLAGS_DE_HIGH; } static void tfp410_set_timings(struct omap_dss_device *dssdev, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c index 999dec6c2cff..7d4c59bf1950 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c @@ -34,10 +34,10 @@ static struct omap_video_timings lb035q02_timings = { .vback_porch = 18, .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, - .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW, + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | + DISPLAY_FLAGS_DE_HIGH, }; struct panel_drv_data { diff --git a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c index c45eb3520346..6f7bc89ff9ee 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c @@ -77,10 +77,10 @@ static const struct omap_video_timings nec_8048_panel_timings = { .vback_porch = 4, .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW, + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | + DISPLAY_FLAGS_DE_HIGH, }; #define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c index a83e6a1b894b..a18dd7160df0 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c @@ -50,10 +50,10 @@ static const struct omap_video_timings sharp_ls_timings = { .vback_porch = 1, .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, - .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW, + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | + DISPLAY_FLAGS_DE_HIGH, }; #define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c index 40c882599c96..6aecc24d20bc 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c @@ -104,10 +104,10 @@ static const struct omap_video_timings acx565akm_panel_timings = { .vback_porch = 4, .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, - .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW, + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | + DISPLAY_FLAGS_DE_HIGH, }; #define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c index d98a16e8ce4a..8570ad5aeb55 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c @@ -54,10 +54,10 @@ static struct omap_video_timings td028ttec1_panel_timings = { .vback_porch = 2, .data_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW, + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | + DISPLAY_FLAGS_DE_HIGH, }; #define JBT_COMMAND 0x000 diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c index 65eeda51dbef..03497708c4c9 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c @@ -87,10 +87,10 @@ static const struct omap_video_timings tpo_td043_timings = { .vback_porch = 34, .data_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW, + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | + DISPLAY_FLAGS_DE_HIGH, }; #define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c index 6acdd2194122..5f88b7848415 100644 --- a/drivers/gpu/drm/omapdrm/dss/dispc.c +++ b/drivers/gpu/drm/omapdrm/dss/dispc.c @@ -3167,16 +3167,10 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, else hs = true; - switch (ovt->de_level) { - case OMAPDSS_SIG_ACTIVE_LOW: - de = true; - break; - case OMAPDSS_SIG_ACTIVE_HIGH: + if (ovt->flags & DISPLAY_FLAGS_DE_HIGH) de = false; - break; - default: - BUG(); - } + else + de = true; switch (ovt->data_pclk_edge) { case OMAPDSS_DRIVE_SIG_RISING_EDGE: @@ -3267,7 +3261,8 @@ void dispc_mgr_set_timings(enum omap_channel channel, DSSDBG("vsync_level %d hsync_level %d data_pclk_edge %d de_level %d sync_pclk_edge %d\n", !!(t.flags & DISPLAY_FLAGS_VSYNC_HIGH), !!(t.flags & DISPLAY_FLAGS_HSYNC_HIGH), - t.data_pclk_edge, t.de_level, t.sync_pclk_edge); + t.data_pclk_edge, !!(t.flags & DISPLAY_FLAGS_DE_HIGH), + t.sync_pclk_edge); DSSDBG("hsync %luHz, vsync %luHz\n", ht, vt); } else { @@ -4210,11 +4205,11 @@ static const struct dispc_errata_i734_data { .hsync_len = 8, .hfront_porch = 4, .hback_porch = 4, .vsync_len = 1, .vfront_porch = 1, .vback_porch = 1, .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .double_pixel = false, - .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW, + .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | + DISPLAY_FLAGS_DE_HIGH, }, .ovli = { .screen_width = 1, diff --git a/drivers/gpu/drm/omapdrm/dss/display.c b/drivers/gpu/drm/omapdrm/dss/display.c index ddb5bbd41dfb..8d2fcb705ae8 100644 --- a/drivers/gpu/drm/omapdrm/dss/display.c +++ b/drivers/gpu/drm/omapdrm/dss/display.c @@ -234,9 +234,6 @@ void videomode_to_omap_video_timings(const struct videomode *vm, ovt->vsync_len = vm->vsync_len; ovt->flags = vm->flags; - ovt->de_level = vm->flags & DISPLAY_FLAGS_DE_HIGH ? - OMAPDSS_SIG_ACTIVE_HIGH : - OMAPDSS_SIG_ACTIVE_LOW; ovt->data_pclk_edge = vm->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE ? OMAPDSS_DRIVE_SIG_RISING_EDGE : OMAPDSS_DRIVE_SIG_FALLING_EDGE; @@ -262,11 +259,6 @@ void omap_video_timings_to_videomode(const struct omap_video_timings *ovt, vm->vsync_len = ovt->vsync_len; vm->flags = ovt->flags; - if (ovt->de_level == OMAPDSS_SIG_ACTIVE_HIGH) - vm->flags |= DISPLAY_FLAGS_DE_HIGH; - else - vm->flags |= DISPLAY_FLAGS_DE_LOW; - if (ovt->data_pclk_edge == OMAPDSS_DRIVE_SIG_RISING_EDGE) vm->flags |= DISPLAY_FLAGS_PIXDATA_POSEDGE; else diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c index fb47e82e4e98..e0532c75acdc 100644 --- a/drivers/gpu/drm/omapdrm/dss/dsi.c +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c @@ -4128,7 +4128,8 @@ static int dsi_display_init_dispc(struct platform_device *dsidev, dsi->timings.flags &= ~DISPLAY_FLAGS_VSYNC_LOW; dsi->timings.flags |= DISPLAY_FLAGS_VSYNC_HIGH; dsi->timings.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE; - dsi->timings.de_level = OMAPDSS_SIG_ACTIVE_HIGH; + dsi->timings.flags &= ~DISPLAY_FLAGS_DE_LOW; + dsi->timings.flags |= DISPLAY_FLAGS_DE_HIGH; dsi->timings.sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE; dss_mgr_set_timings(channel, &dsi->timings); diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index 23ab45447b0d..b1934d55acb1 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -321,8 +321,6 @@ struct omap_video_timings { /* Pixel clock edge to drive LCD data */ enum omap_dss_signal_edge data_pclk_edge; - /* Data enable logic level */ - enum omap_dss_signal_level de_level; /* Pixel clock edges to drive HSYNC and VSYNC signals */ enum omap_dss_signal_edge sync_pclk_edge; diff --git a/drivers/gpu/drm/omapdrm/dss/rfbi.c b/drivers/gpu/drm/omapdrm/dss/rfbi.c index 62f037ebfe6d..449d6aafb71f 100644 --- a/drivers/gpu/drm/omapdrm/dss/rfbi.c +++ b/drivers/gpu/drm/omapdrm/dss/rfbi.c @@ -871,7 +871,8 @@ static void rfbi_config_lcd_manager(struct omap_dss_device *dssdev) rfbi.timings.flags &= ~DISPLAY_FLAGS_VSYNC_LOW; rfbi.timings.flags |= DISPLAY_FLAGS_VSYNC_HIGH; rfbi.timings.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE; - rfbi.timings.de_level = OMAPDSS_SIG_ACTIVE_HIGH; + rfbi.timings.flags &= ~DISPLAY_FLAGS_DE_LOW; + rfbi.timings.flags |= DISPLAY_FLAGS_DE_HIGH; rfbi.timings.sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE; dss_mgr_set_timings(mgr, &rfbi.timings); diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c b/drivers/gpu/drm/omapdrm/dss/venc.c index e80ec809f0c7..8657e3c09e32 100644 --- a/drivers/gpu/drm/omapdrm/dss/venc.c +++ b/drivers/gpu/drm/omapdrm/dss/venc.c @@ -274,11 +274,10 @@ const struct omap_video_timings omap_dss_pal_timings = { .vback_porch = 41, .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, .flags = DISPLAY_FLAGS_INTERLACED | DISPLAY_FLAGS_HSYNC_LOW | - DISPLAY_FLAGS_VSYNC_LOW, + DISPLAY_FLAGS_VSYNC_LOW | DISPLAY_FLAGS_DE_HIGH, }; EXPORT_SYMBOL(omap_dss_pal_timings); @@ -294,11 +293,10 @@ const struct omap_video_timings omap_dss_ntsc_timings = { .vback_porch = 31, .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, .flags = DISPLAY_FLAGS_INTERLACED | DISPLAY_FLAGS_HSYNC_LOW | - DISPLAY_FLAGS_VSYNC_LOW, + DISPLAY_FLAGS_VSYNC_LOW | DISPLAY_FLAGS_DE_HIGH, }; EXPORT_SYMBOL(omap_dss_ntsc_timings); diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c index 695386256d18..8817e38761ae 100644 --- a/drivers/gpu/drm/omapdrm/omap_connector.c +++ b/drivers/gpu/drm/omapdrm/omap_connector.c @@ -107,7 +107,7 @@ void copy_timings_drm_to_omap(struct omap_video_timings *timings, timings->flags |= DISPLAY_FLAGS_VSYNC_LOW; timings->data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE; - timings->de_level = OMAPDSS_SIG_ACTIVE_HIGH; + timings->flags |= DISPLAY_FLAGS_DE_HIGH; timings->sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE; } -- cgit v1.2.3 From 531efb380c6d11025e1afe8ef7300c26f0f1b226 Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 14:06:59 +0300 Subject: drm/omap: omap_display_timings: Use display_flags for double_pixel mode In preparation to move the stack to use the generic videmode struct for display timing information use display_flags for double_pixel mode. Signed-off-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/dss/dispc.c | 6 +++--- drivers/gpu/drm/omapdrm/dss/hdmi4.c | 2 +- drivers/gpu/drm/omapdrm/dss/hdmi5.c | 2 +- drivers/gpu/drm/omapdrm/dss/hdmi5_core.c | 4 ++-- drivers/gpu/drm/omapdrm/dss/hdmi_wp.c | 3 +-- drivers/gpu/drm/omapdrm/dss/omapdss.h | 2 -- drivers/gpu/drm/omapdrm/omap_connector.c | 5 +++-- 7 files changed, 11 insertions(+), 13 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c index 5f88b7848415..cedec84429f5 100644 --- a/drivers/gpu/drm/omapdrm/dss/dispc.c +++ b/drivers/gpu/drm/omapdrm/dss/dispc.c @@ -3270,8 +3270,9 @@ void dispc_mgr_set_timings(enum omap_channel channel, t.vactive /= 2; if (dispc.feat->supports_double_pixel) - REG_FLD_MOD(DISPC_CONTROL, t.double_pixel ? 1 : 0, - 19, 17); + REG_FLD_MOD(DISPC_CONTROL, + !!(t.flags & DISPLAY_FLAGS_DOUBLECLK), + 19, 17); } dispc_mgr_set_size(channel, t.hactive, t.vactive); @@ -4206,7 +4207,6 @@ static const struct dispc_errata_i734_data { .vsync_len = 1, .vfront_porch = 1, .vback_porch = 1, .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .double_pixel = false, .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | DISPLAY_FLAGS_DE_HIGH, diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4.c b/drivers/gpu/drm/omapdrm/dss/hdmi4.c index 2a5a71a25423..891518502d3d 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi4.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi4.c @@ -175,7 +175,7 @@ static int hdmi_power_on_full(struct omap_dss_device *dssdev) p->vactive); pc = p->pixelclock; - if (p->double_pixel) + if (p->flags & DISPLAY_FLAGS_DOUBLECLK) pc *= 2; /* DSS_HDMI_TCLK is bitclk / 10 */ diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5.c b/drivers/gpu/drm/omapdrm/dss/hdmi5.c index 45f445523a4f..8206ef69caf1 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi5.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi5.c @@ -187,7 +187,7 @@ static int hdmi_power_on_full(struct omap_dss_device *dssdev) p->vactive); pc = p->pixelclock; - if (p->double_pixel) + if (p->flags & DISPLAY_FLAGS_DOUBLECLK) pc *= 2; /* DSS_HDMI_TCLK is bitclk / 10 */ diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c index f64f389939d1..e86972b98a91 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c @@ -315,7 +315,7 @@ static void hdmi_core_init(struct hdmi_core_vid_config *video_cfg, video_cfg->v_fc_config.timings.vback_porch /= 2; } - if (cfg->timings.double_pixel) { + if (cfg->timings.flags & DISPLAY_FLAGS_DOUBLECLK) { video_cfg->v_fc_config.timings.hactive *= 2; video_cfg->hblank *= 2; video_cfg->v_fc_config.timings.hfront_porch *= 2; @@ -382,7 +382,7 @@ static void hdmi_core_video_config(struct hdmi_core_data *core, REG_FLD_MOD(base, HDMI_CORE_FC_INVIDCONF, cfg->v_fc_config.hdmi_dvi_mode, 3, 3); - if (ovt->double_pixel) + if (ovt->flags & DISPLAY_FLAGS_DOUBLECLK) REG_FLD_MOD(base, HDMI_CORE_FC_PRCONF, 2, 7, 4); else REG_FLD_MOD(base, HDMI_CORE_FC_PRCONF, 1, 7, 4); diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c index b86e5a357456..20effa9260ec 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c @@ -208,7 +208,6 @@ void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt, timings->vfront_porch = param->timings.vfront_porch; timings->vsync_len = param->timings.vsync_len; - timings->double_pixel = param->timings.double_pixel; timings->flags = param->timings.flags; if (param->timings.flags & DISPLAY_FLAGS_INTERLACED) { @@ -218,7 +217,7 @@ void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt, timings->vsync_len /= 2; } - if (param->timings.double_pixel) { + if (param->timings.flags & DISPLAY_FLAGS_DOUBLECLK) { video_fmt->x_res *= 2; timings->hfront_porch *= 2; timings->hsync_len *= 2; diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index b1934d55acb1..342993154d6d 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -324,8 +324,6 @@ struct omap_video_timings { /* Pixel clock edges to drive HSYNC and VSYNC signals */ enum omap_dss_signal_edge sync_pclk_edge; - bool double_pixel; - enum display_flags flags; }; diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c index 8817e38761ae..f3e9bcf1f784 100644 --- a/drivers/gpu/drm/omapdrm/omap_connector.c +++ b/drivers/gpu/drm/omapdrm/omap_connector.c @@ -62,7 +62,7 @@ void copy_timings_omap_to_drm(struct drm_display_mode *mode, if (timings->flags & DISPLAY_FLAGS_INTERLACED) mode->flags |= DRM_MODE_FLAG_INTERLACE; - if (timings->double_pixel) + if (timings->flags & DISPLAY_FLAGS_DOUBLECLK) mode->flags |= DRM_MODE_FLAG_DBLCLK; if (timings->flags & DISPLAY_FLAGS_HSYNC_HIGH) @@ -94,7 +94,8 @@ void copy_timings_drm_to_omap(struct omap_video_timings *timings, if (mode->flags & DRM_MODE_FLAG_INTERLACE) timings->flags |= DISPLAY_FLAGS_INTERLACED; - timings->double_pixel = !!(mode->flags & DRM_MODE_FLAG_DBLCLK); + if (mode->flags & DRM_MODE_FLAG_DBLCLK) + timings->flags |= DISPLAY_FLAGS_DOUBLECLK; if (mode->flags & DRM_MODE_FLAG_PHSYNC) timings->flags |= DISPLAY_FLAGS_HSYNC_HIGH; -- cgit v1.2.3 From f149e17a7bf904c55f69e2aef5a0fc5915e40e04 Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 14:07:00 +0300 Subject: drm/omap: omap_display_timings: Use display_flags for pixel data edge In preparation to move the stack to use the generic videmode struct for display timing information use display_flags for pixel data edge. Signed-off-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/displays/connector-dvi.c | 3 +-- drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c | 3 +-- .../gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c | 3 +-- drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c | 3 +-- .../gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c | 3 +-- drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c | 3 +-- drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c | 3 +-- drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c | 3 +-- drivers/gpu/drm/omapdrm/dss/dispc.c | 16 +++++----------- drivers/gpu/drm/omapdrm/dss/display.c | 9 +-------- drivers/gpu/drm/omapdrm/dss/dsi.c | 3 ++- drivers/gpu/drm/omapdrm/dss/omapdss.h | 2 -- drivers/gpu/drm/omapdrm/dss/rfbi.c | 3 ++- drivers/gpu/drm/omapdrm/dss/sdi.c | 2 +- drivers/gpu/drm/omapdrm/dss/venc.c | 8 ++++---- drivers/gpu/drm/omapdrm/omap_connector.c | 3 +-- 16 files changed, 24 insertions(+), 46 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c index b94bfca0ecae..6f130862db8a 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c @@ -33,11 +33,10 @@ static const struct omap_video_timings dvic_default_timings = { .vsync_len = 4, .vback_porch = 7, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, .flags = DISPLAY_FLAGS_HSYNC_HIGH | DISPLAY_FLAGS_VSYNC_HIGH | - DISPLAY_FLAGS_DE_HIGH, + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE, }; struct panel_drv_data { diff --git a/drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c b/drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c index e3b8dddc90bd..eec079e017f0 100644 --- a/drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c +++ b/drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c @@ -115,9 +115,8 @@ static void tfp410_disable(struct omap_dss_device *dssdev) static void tfp410_fix_timings(struct omap_video_timings *timings) { - timings->data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE; timings->sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE; - timings->flags |= DISPLAY_FLAGS_DE_HIGH; + timings->flags |= DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE; } static void tfp410_set_timings(struct omap_dss_device *dssdev, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c index 7d4c59bf1950..33cdc107ed21 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c @@ -33,11 +33,10 @@ static struct omap_video_timings lb035q02_timings = { .vfront_porch = 4, .vback_porch = 18, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | - DISPLAY_FLAGS_DE_HIGH, + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE, }; struct panel_drv_data { diff --git a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c index 6f7bc89ff9ee..64f6f42dbe92 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c @@ -76,11 +76,10 @@ static const struct omap_video_timings nec_8048_panel_timings = { .vsync_len = 1, .vback_porch = 4, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | - DISPLAY_FLAGS_DE_HIGH, + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE, }; #define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c index a18dd7160df0..fb7e032209bd 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c @@ -49,11 +49,10 @@ static const struct omap_video_timings sharp_ls_timings = { .vfront_porch = 1, .vback_porch = 1, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | - DISPLAY_FLAGS_DE_HIGH, + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE, }; #define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c index 6aecc24d20bc..599908958066 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c @@ -103,11 +103,10 @@ static const struct omap_video_timings acx565akm_panel_timings = { .vsync_len = 3, .vback_porch = 4, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | - DISPLAY_FLAGS_DE_HIGH, + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE, }; #define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c index 8570ad5aeb55..717b4577ac49 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c @@ -53,11 +53,10 @@ static struct omap_video_timings td028ttec1_panel_timings = { .vsync_len = 2, .vback_porch = 2, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | - DISPLAY_FLAGS_DE_HIGH, + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_NEGEDGE, }; #define JBT_COMMAND 0x000 diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c index 03497708c4c9..71fa7aabd062 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c @@ -86,11 +86,10 @@ static const struct omap_video_timings tpo_td043_timings = { .vfront_porch = 39, .vback_porch = 34, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | - DISPLAY_FLAGS_DE_HIGH, + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_NEGEDGE, }; #define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c index cedec84429f5..6b017e1f9245 100644 --- a/drivers/gpu/drm/omapdrm/dss/dispc.c +++ b/drivers/gpu/drm/omapdrm/dss/dispc.c @@ -3172,16 +3172,10 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, else de = true; - switch (ovt->data_pclk_edge) { - case OMAPDSS_DRIVE_SIG_RISING_EDGE: + if (ovt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE) ipc = false; - break; - case OMAPDSS_DRIVE_SIG_FALLING_EDGE: + else ipc = true; - break; - default: - BUG(); - } /* always use the 'rf' setting */ onoff = true; @@ -3261,7 +3255,8 @@ void dispc_mgr_set_timings(enum omap_channel channel, DSSDBG("vsync_level %d hsync_level %d data_pclk_edge %d de_level %d sync_pclk_edge %d\n", !!(t.flags & DISPLAY_FLAGS_VSYNC_HIGH), !!(t.flags & DISPLAY_FLAGS_HSYNC_HIGH), - t.data_pclk_edge, !!(t.flags & DISPLAY_FLAGS_DE_HIGH), + !!(t.flags & DISPLAY_FLAGS_PIXDATA_POSEDGE), + !!(t.flags & DISPLAY_FLAGS_DE_HIGH), t.sync_pclk_edge); DSSDBG("hsync %luHz, vsync %luHz\n", ht, vt); @@ -4205,11 +4200,10 @@ static const struct dispc_errata_i734_data { .pixelclock = 16000000, .hsync_len = 8, .hfront_porch = 4, .hback_porch = 4, .vsync_len = 1, .vfront_porch = 1, .vback_porch = 1, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | - DISPLAY_FLAGS_DE_HIGH, + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE, }, .ovli = { .screen_width = 1, diff --git a/drivers/gpu/drm/omapdrm/dss/display.c b/drivers/gpu/drm/omapdrm/dss/display.c index 8d2fcb705ae8..1cd503cc95fe 100644 --- a/drivers/gpu/drm/omapdrm/dss/display.c +++ b/drivers/gpu/drm/omapdrm/dss/display.c @@ -234,11 +234,9 @@ void videomode_to_omap_video_timings(const struct videomode *vm, ovt->vsync_len = vm->vsync_len; ovt->flags = vm->flags; - ovt->data_pclk_edge = vm->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE ? + ovt->sync_pclk_edge = ovt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE ? OMAPDSS_DRIVE_SIG_RISING_EDGE : OMAPDSS_DRIVE_SIG_FALLING_EDGE; - - ovt->sync_pclk_edge = ovt->data_pclk_edge; } EXPORT_SYMBOL(videomode_to_omap_video_timings); @@ -258,10 +256,5 @@ void omap_video_timings_to_videomode(const struct omap_video_timings *ovt, vm->vfront_porch = ovt->vfront_porch; vm->vsync_len = ovt->vsync_len; vm->flags = ovt->flags; - - if (ovt->data_pclk_edge == OMAPDSS_DRIVE_SIG_RISING_EDGE) - vm->flags |= DISPLAY_FLAGS_PIXDATA_POSEDGE; - else - vm->flags |= DISPLAY_FLAGS_PIXDATA_NEGEDGE; } EXPORT_SYMBOL(omap_video_timings_to_videomode); diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c index e0532c75acdc..ba3a2da7c80d 100644 --- a/drivers/gpu/drm/omapdrm/dss/dsi.c +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c @@ -4127,7 +4127,8 @@ static int dsi_display_init_dispc(struct platform_device *dsidev, dsi->timings.flags |= DISPLAY_FLAGS_HSYNC_HIGH; dsi->timings.flags &= ~DISPLAY_FLAGS_VSYNC_LOW; dsi->timings.flags |= DISPLAY_FLAGS_VSYNC_HIGH; - dsi->timings.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE; + dsi->timings.flags &= ~DISPLAY_FLAGS_PIXDATA_NEGEDGE; + dsi->timings.flags |= DISPLAY_FLAGS_PIXDATA_POSEDGE; dsi->timings.flags &= ~DISPLAY_FLAGS_DE_LOW; dsi->timings.flags |= DISPLAY_FLAGS_DE_HIGH; dsi->timings.sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE; diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index 342993154d6d..1bc186110106 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -319,8 +319,6 @@ struct omap_video_timings { /* Unit: line clocks */ u16 vback_porch; /* Vertical back porch */ - /* Pixel clock edge to drive LCD data */ - enum omap_dss_signal_edge data_pclk_edge; /* Pixel clock edges to drive HSYNC and VSYNC signals */ enum omap_dss_signal_edge sync_pclk_edge; diff --git a/drivers/gpu/drm/omapdrm/dss/rfbi.c b/drivers/gpu/drm/omapdrm/dss/rfbi.c index 449d6aafb71f..7a9598e93bc9 100644 --- a/drivers/gpu/drm/omapdrm/dss/rfbi.c +++ b/drivers/gpu/drm/omapdrm/dss/rfbi.c @@ -870,7 +870,8 @@ static void rfbi_config_lcd_manager(struct omap_dss_device *dssdev) rfbi.timings.flags |= DISPLAY_FLAGS_HSYNC_HIGH; rfbi.timings.flags &= ~DISPLAY_FLAGS_VSYNC_LOW; rfbi.timings.flags |= DISPLAY_FLAGS_VSYNC_HIGH; - rfbi.timings.data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE; + rfbi.timings.flags &= ~DISPLAY_FLAGS_PIXDATA_NEGEDGE; + rfbi.timings.flags |= DISPLAY_FLAGS_PIXDATA_POSEDGE; rfbi.timings.flags &= ~DISPLAY_FLAGS_DE_LOW; rfbi.timings.flags |= DISPLAY_FLAGS_DE_HIGH; rfbi.timings.sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE; diff --git a/drivers/gpu/drm/omapdrm/dss/sdi.c b/drivers/gpu/drm/omapdrm/dss/sdi.c index 0a96c321ce62..a886f9051b33 100644 --- a/drivers/gpu/drm/omapdrm/dss/sdi.c +++ b/drivers/gpu/drm/omapdrm/dss/sdi.c @@ -151,7 +151,7 @@ static int sdi_display_enable(struct omap_dss_device *dssdev) goto err_get_dispc; /* 15.5.9.1.2 */ - t->data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE; + t->flags |= DISPLAY_FLAGS_PIXDATA_POSEDGE; t->sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE; r = sdi_calc_clock_div(t->pixelclock, &fck, &dispc_cinfo); diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c b/drivers/gpu/drm/omapdrm/dss/venc.c index 8657e3c09e32..82d0cda9a499 100644 --- a/drivers/gpu/drm/omapdrm/dss/venc.c +++ b/drivers/gpu/drm/omapdrm/dss/venc.c @@ -273,11 +273,11 @@ const struct omap_video_timings omap_dss_pal_timings = { .vfront_porch = 5, .vback_porch = 41, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, .flags = DISPLAY_FLAGS_INTERLACED | DISPLAY_FLAGS_HSYNC_LOW | - DISPLAY_FLAGS_VSYNC_LOW | DISPLAY_FLAGS_DE_HIGH, + DISPLAY_FLAGS_VSYNC_LOW | DISPLAY_FLAGS_DE_HIGH | + DISPLAY_FLAGS_PIXDATA_POSEDGE, }; EXPORT_SYMBOL(omap_dss_pal_timings); @@ -292,11 +292,11 @@ const struct omap_video_timings omap_dss_ntsc_timings = { .vfront_porch = 6, .vback_porch = 31, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, .flags = DISPLAY_FLAGS_INTERLACED | DISPLAY_FLAGS_HSYNC_LOW | - DISPLAY_FLAGS_VSYNC_LOW | DISPLAY_FLAGS_DE_HIGH, + DISPLAY_FLAGS_VSYNC_LOW | DISPLAY_FLAGS_DE_HIGH | + DISPLAY_FLAGS_PIXDATA_POSEDGE, }; EXPORT_SYMBOL(omap_dss_ntsc_timings); diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c index f3e9bcf1f784..5fa15da78a8c 100644 --- a/drivers/gpu/drm/omapdrm/omap_connector.c +++ b/drivers/gpu/drm/omapdrm/omap_connector.c @@ -107,8 +107,7 @@ void copy_timings_drm_to_omap(struct omap_video_timings *timings, else timings->flags |= DISPLAY_FLAGS_VSYNC_LOW; - timings->data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE; - timings->flags |= DISPLAY_FLAGS_DE_HIGH; + timings->flags |= DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE; timings->sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE; } -- cgit v1.2.3 From d34afb73c3e8906e558c272229e78c8b265196ba Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 14:07:01 +0300 Subject: drm/omap: omap_display_timings: Use display_flags for sync edge In preparation to move the stack to use the generic videmode struct for display timing information use display_flags for sync edge. Signed-off-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/displays/connector-dvi.c | 5 ++--- drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c | 5 +++-- .../drm/omapdrm/displays/panel-lgphilips-lb035q02.c | 5 ++--- .../gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c | 5 ++--- .../gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c | 5 ++--- .../gpu/drm/omapdrm/displays/panel-sony-acx565akm.c | 5 ++--- .../gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c | 5 ++--- .../gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c | 5 ++--- drivers/gpu/drm/omapdrm/dss/dispc.c | 18 ++++++------------ drivers/gpu/drm/omapdrm/dss/display.c | 4 ---- drivers/gpu/drm/omapdrm/dss/dsi.c | 3 ++- drivers/gpu/drm/omapdrm/dss/omapdss.h | 3 --- drivers/gpu/drm/omapdrm/dss/rfbi.c | 3 ++- drivers/gpu/drm/omapdrm/dss/sdi.c | 3 +-- drivers/gpu/drm/omapdrm/dss/venc.c | 10 ++++------ drivers/gpu/drm/omapdrm/omap_connector.c | 5 +++-- 16 files changed, 35 insertions(+), 54 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c index 6f130862db8a..53967a4a96a7 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c @@ -33,10 +33,9 @@ static const struct omap_video_timings dvic_default_timings = { .vsync_len = 4, .vback_porch = 7, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, - .flags = DISPLAY_FLAGS_HSYNC_HIGH | DISPLAY_FLAGS_VSYNC_HIGH | - DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE, + DISPLAY_FLAGS_SYNC_NEGEDGE | DISPLAY_FLAGS_DE_HIGH | + DISPLAY_FLAGS_PIXDATA_POSEDGE, }; struct panel_drv_data { diff --git a/drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c b/drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c index eec079e017f0..69b4feab964c 100644 --- a/drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c +++ b/drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c @@ -115,8 +115,9 @@ static void tfp410_disable(struct omap_dss_device *dssdev) static void tfp410_fix_timings(struct omap_video_timings *timings) { - timings->sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE; - timings->flags |= DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE; + timings->flags |= DISPLAY_FLAGS_DE_HIGH | + DISPLAY_FLAGS_PIXDATA_POSEDGE | + DISPLAY_FLAGS_SYNC_POSEDGE; } static void tfp410_set_timings(struct omap_dss_device *dssdev, diff --git a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c index 33cdc107ed21..4328d6781228 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c @@ -33,10 +33,9 @@ static struct omap_video_timings lb035q02_timings = { .vfront_porch = 4, .vback_porch = 18, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, - .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | - DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE, + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_SYNC_NEGEDGE | + DISPLAY_FLAGS_PIXDATA_POSEDGE, }; struct panel_drv_data { diff --git a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c index 64f6f42dbe92..58f39f588c62 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c @@ -76,10 +76,9 @@ static const struct omap_video_timings nec_8048_panel_timings = { .vsync_len = 1, .vback_porch = 4, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | - DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE, + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_SYNC_POSEDGE | + DISPLAY_FLAGS_PIXDATA_POSEDGE, }; #define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c index fb7e032209bd..d41ba3152859 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c @@ -49,10 +49,9 @@ static const struct omap_video_timings sharp_ls_timings = { .vfront_porch = 1, .vback_porch = 1, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, - .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | - DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE, + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_SYNC_NEGEDGE | + DISPLAY_FLAGS_PIXDATA_POSEDGE, }; #define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c index 599908958066..1e0980635113 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c @@ -103,10 +103,9 @@ static const struct omap_video_timings acx565akm_panel_timings = { .vsync_len = 3, .vback_porch = 4, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, - .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | - DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE, + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_SYNC_NEGEDGE | + DISPLAY_FLAGS_PIXDATA_POSEDGE, }; #define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c index 717b4577ac49..9711ec469f39 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c @@ -53,10 +53,9 @@ static struct omap_video_timings td028ttec1_panel_timings = { .vsync_len = 2, .vback_porch = 2, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | - DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_NEGEDGE, + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_SYNC_POSEDGE | + DISPLAY_FLAGS_PIXDATA_NEGEDGE, }; #define JBT_COMMAND 0x000 diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c index 71fa7aabd062..3f701686f992 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c @@ -86,10 +86,9 @@ static const struct omap_video_timings tpo_td043_timings = { .vfront_porch = 39, .vback_porch = 34, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | - DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_NEGEDGE, + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_SYNC_POSEDGE | + DISPLAY_FLAGS_PIXDATA_NEGEDGE, }; #define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c index 6b017e1f9245..83b7a7a2a9e7 100644 --- a/drivers/gpu/drm/omapdrm/dss/dispc.c +++ b/drivers/gpu/drm/omapdrm/dss/dispc.c @@ -3180,16 +3180,10 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, /* always use the 'rf' setting */ onoff = true; - switch (ovt->sync_pclk_edge) { - case OMAPDSS_DRIVE_SIG_FALLING_EDGE: - rf = false; - break; - case OMAPDSS_DRIVE_SIG_RISING_EDGE: + if (ovt->flags & DISPLAY_FLAGS_SYNC_POSEDGE) rf = true; - break; - default: - BUG(); - } + else + rf = false; l = FLD_VAL(onoff, 17, 17) | FLD_VAL(rf, 16, 16) | @@ -3257,7 +3251,7 @@ void dispc_mgr_set_timings(enum omap_channel channel, !!(t.flags & DISPLAY_FLAGS_HSYNC_HIGH), !!(t.flags & DISPLAY_FLAGS_PIXDATA_POSEDGE), !!(t.flags & DISPLAY_FLAGS_DE_HIGH), - t.sync_pclk_edge); + !!(t.flags & DISPLAY_FLAGS_SYNC_POSEDGE)); DSSDBG("hsync %luHz, vsync %luHz\n", ht, vt); } else { @@ -4200,10 +4194,10 @@ static const struct dispc_errata_i734_data { .pixelclock = 16000000, .hsync_len = 8, .hfront_porch = 4, .hback_porch = 4, .vsync_len = 1, .vfront_porch = 1, .vback_porch = 1, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | - DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE, + DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_SYNC_POSEDGE | + DISPLAY_FLAGS_PIXDATA_POSEDGE, }, .ovli = { .screen_width = 1, diff --git a/drivers/gpu/drm/omapdrm/dss/display.c b/drivers/gpu/drm/omapdrm/dss/display.c index 1cd503cc95fe..1e19a2c00f8f 100644 --- a/drivers/gpu/drm/omapdrm/dss/display.c +++ b/drivers/gpu/drm/omapdrm/dss/display.c @@ -233,10 +233,6 @@ void videomode_to_omap_video_timings(const struct videomode *vm, ovt->vfront_porch = vm->vfront_porch; ovt->vsync_len = vm->vsync_len; ovt->flags = vm->flags; - - ovt->sync_pclk_edge = ovt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE ? - OMAPDSS_DRIVE_SIG_RISING_EDGE : - OMAPDSS_DRIVE_SIG_FALLING_EDGE; } EXPORT_SYMBOL(videomode_to_omap_video_timings); diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c index ba3a2da7c80d..1dec7dd38029 100644 --- a/drivers/gpu/drm/omapdrm/dss/dsi.c +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c @@ -4131,7 +4131,8 @@ static int dsi_display_init_dispc(struct platform_device *dsidev, dsi->timings.flags |= DISPLAY_FLAGS_PIXDATA_POSEDGE; dsi->timings.flags &= ~DISPLAY_FLAGS_DE_LOW; dsi->timings.flags |= DISPLAY_FLAGS_DE_HIGH; - dsi->timings.sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE; + dsi->timings.flags &= ~DISPLAY_FLAGS_SYNC_POSEDGE; + dsi->timings.flags |= DISPLAY_FLAGS_SYNC_NEGEDGE; dss_mgr_set_timings(channel, &dsi->timings); diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index 1bc186110106..84d34242d5a4 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -319,9 +319,6 @@ struct omap_video_timings { /* Unit: line clocks */ u16 vback_porch; /* Vertical back porch */ - /* Pixel clock edges to drive HSYNC and VSYNC signals */ - enum omap_dss_signal_edge sync_pclk_edge; - enum display_flags flags; }; diff --git a/drivers/gpu/drm/omapdrm/dss/rfbi.c b/drivers/gpu/drm/omapdrm/dss/rfbi.c index 7a9598e93bc9..ce431817e781 100644 --- a/drivers/gpu/drm/omapdrm/dss/rfbi.c +++ b/drivers/gpu/drm/omapdrm/dss/rfbi.c @@ -874,7 +874,8 @@ static void rfbi_config_lcd_manager(struct omap_dss_device *dssdev) rfbi.timings.flags |= DISPLAY_FLAGS_PIXDATA_POSEDGE; rfbi.timings.flags &= ~DISPLAY_FLAGS_DE_LOW; rfbi.timings.flags |= DISPLAY_FLAGS_DE_HIGH; - rfbi.timings.sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE; + rfbi.timings.flags &= ~DISPLAY_FLAGS_SYNC_POSEDGE; + rfbi.timings.flags |= DISPLAY_FLAGS_SYNC_NEGEDGE; dss_mgr_set_timings(mgr, &rfbi.timings); } diff --git a/drivers/gpu/drm/omapdrm/dss/sdi.c b/drivers/gpu/drm/omapdrm/dss/sdi.c index a886f9051b33..3b076329a3ac 100644 --- a/drivers/gpu/drm/omapdrm/dss/sdi.c +++ b/drivers/gpu/drm/omapdrm/dss/sdi.c @@ -151,8 +151,7 @@ static int sdi_display_enable(struct omap_dss_device *dssdev) goto err_get_dispc; /* 15.5.9.1.2 */ - t->flags |= DISPLAY_FLAGS_PIXDATA_POSEDGE; - t->sync_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE; + t->flags |= DISPLAY_FLAGS_PIXDATA_POSEDGE | DISPLAY_FLAGS_SYNC_POSEDGE; r = sdi_calc_clock_div(t->pixelclock, &fck, &dispc_cinfo); if (r) diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c b/drivers/gpu/drm/omapdrm/dss/venc.c index 82d0cda9a499..43f98547e9fc 100644 --- a/drivers/gpu/drm/omapdrm/dss/venc.c +++ b/drivers/gpu/drm/omapdrm/dss/venc.c @@ -273,11 +273,10 @@ const struct omap_video_timings omap_dss_pal_timings = { .vfront_porch = 5, .vback_porch = 41, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, - .flags = DISPLAY_FLAGS_INTERLACED | DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | DISPLAY_FLAGS_DE_HIGH | - DISPLAY_FLAGS_PIXDATA_POSEDGE, + DISPLAY_FLAGS_PIXDATA_POSEDGE | + DISPLAY_FLAGS_SYNC_NEGEDGE, }; EXPORT_SYMBOL(omap_dss_pal_timings); @@ -292,11 +291,10 @@ const struct omap_video_timings omap_dss_ntsc_timings = { .vfront_porch = 6, .vback_porch = 31, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE, - .flags = DISPLAY_FLAGS_INTERLACED | DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | DISPLAY_FLAGS_DE_HIGH | - DISPLAY_FLAGS_PIXDATA_POSEDGE, + DISPLAY_FLAGS_PIXDATA_POSEDGE | + DISPLAY_FLAGS_SYNC_NEGEDGE, }; EXPORT_SYMBOL(omap_dss_ntsc_timings); diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c index 5fa15da78a8c..562a04d49939 100644 --- a/drivers/gpu/drm/omapdrm/omap_connector.c +++ b/drivers/gpu/drm/omapdrm/omap_connector.c @@ -107,8 +107,9 @@ void copy_timings_drm_to_omap(struct omap_video_timings *timings, else timings->flags |= DISPLAY_FLAGS_VSYNC_LOW; - timings->flags |= DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE; - timings->sync_pclk_edge = OMAPDSS_DRIVE_SIG_FALLING_EDGE; + timings->flags |= DISPLAY_FLAGS_DE_HIGH | + DISPLAY_FLAGS_PIXDATA_POSEDGE | + DISPLAY_FLAGS_SYNC_NEGEDGE; } static enum drm_connector_status omap_connector_detect( -- cgit v1.2.3 From 7aa91e76aec9dda35ae643c572a8d1b1d596d27b Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 14:07:02 +0300 Subject: drm/omap: Change the types of struct omap_video_timings members omap_video_timings struct have the same members as struct videomode, but their types are different. As first step change the types of the omap_video_timings struct members to match their counterpart in struct videomode to catch any type cast related issues. Signed-off-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c | 2 +- drivers/gpu/drm/omapdrm/dss/dispc.c | 5 +++-- drivers/gpu/drm/omapdrm/dss/dpi.c | 2 +- drivers/gpu/drm/omapdrm/dss/omapdss.h | 18 +++++++++--------- drivers/gpu/drm/omapdrm/dss/sdi.c | 2 +- 5 files changed, 15 insertions(+), 14 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c b/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c index c3d2a12358fa..8f676b8ac038 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c @@ -1023,7 +1023,7 @@ static int dsicm_memory_read(struct omap_dss_device *dssdev, goto err1; } - size = min(w * h * 3, + size = min((u32)w * h * 3, dssdev->panel.timings.hactive * dssdev->panel.timings.vactive * 3); diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c index 83b7a7a2a9e7..63d3dc44913c 100644 --- a/drivers/gpu/drm/omapdrm/dss/dispc.c +++ b/drivers/gpu/drm/omapdrm/dss/dispc.c @@ -2870,7 +2870,8 @@ int dispc_wb_setup(const struct omap_dss_writeback_info *wi, int wbdelay; wbdelay = min(mgr_timings->vfront_porch + - mgr_timings->vsync_len + mgr_timings->vback_porch, 255); + mgr_timings->vsync_len + mgr_timings->vback_porch, + (u32)255); /* WBDELAYCOUNT */ REG_FLD_MOD(DISPC_OVL_ATTRIBUTES2(plane), wbdelay, 7, 0); @@ -3242,7 +3243,7 @@ void dispc_mgr_set_timings(enum omap_channel channel, ht = timings->pixelclock / xtot; vt = timings->pixelclock / xtot / ytot; - DSSDBG("pck %u\n", timings->pixelclock); + DSSDBG("pck %lu\n", timings->pixelclock); DSSDBG("hsync_len %d hfp %d hbp %d vsw %d vfp %d vbp %d\n", t.hsync_len, t.hfront_porch, t.hback_porch, t.vsync_len, t.vfront_porch, t.vback_porch); diff --git a/drivers/gpu/drm/omapdrm/dss/dpi.c b/drivers/gpu/drm/omapdrm/dss/dpi.c index d653f492cbfd..8fb40efa65af 100644 --- a/drivers/gpu/drm/omapdrm/dss/dpi.c +++ b/drivers/gpu/drm/omapdrm/dss/dpi.c @@ -351,7 +351,7 @@ static int dpi_set_mode(struct dpi_data *dpi) pck = fck / lck_div / pck_div; if (pck != t->pixelclock) { - DSSWARN("Could not find exact pixel clock. Requested %d Hz, got %lu Hz\n", + DSSWARN("Could not find exact pixel clock. Requested %lu Hz, got %lu Hz\n", t->pixelclock, pck); t->pixelclock = pck; diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index 84d34242d5a4..bd38da3af01f 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -301,23 +301,23 @@ struct omap_dss_dsi_config { struct omap_video_timings { /* Unit: pixels */ - u16 hactive; + u32 hactive; /* Unit: pixels */ - u16 vactive; + u32 vactive; /* Unit: Hz */ - u32 pixelclock; + unsigned long pixelclock; /* Unit: pixel clocks */ - u16 hsync_len; /* Horizontal synchronization pulse width */ + u32 hsync_len; /* Horizontal synchronization pulse width */ /* Unit: pixel clocks */ - u16 hfront_porch; /* Horizontal front porch */ + u32 hfront_porch; /* Horizontal front porch */ /* Unit: pixel clocks */ - u16 hback_porch; /* Horizontal back porch */ + u32 hback_porch; /* Horizontal back porch */ /* Unit: line clocks */ - u16 vsync_len; /* Vertical synchronization pulse width */ + u32 vsync_len; /* Vertical synchronization pulse width */ /* Unit: line clocks */ - u16 vfront_porch; /* Vertical front porch */ + u32 vfront_porch; /* Vertical front porch */ /* Unit: line clocks */ - u16 vback_porch; /* Vertical back porch */ + u32 vback_porch; /* Vertical back porch */ enum display_flags flags; }; diff --git a/drivers/gpu/drm/omapdrm/dss/sdi.c b/drivers/gpu/drm/omapdrm/dss/sdi.c index 3b076329a3ac..c8658f97ab7d 100644 --- a/drivers/gpu/drm/omapdrm/dss/sdi.c +++ b/drivers/gpu/drm/omapdrm/dss/sdi.c @@ -162,7 +162,7 @@ static int sdi_display_enable(struct omap_dss_device *dssdev) pck = fck / dispc_cinfo.lck_div / dispc_cinfo.pck_div; if (pck != t->pixelclock) { - DSSWARN("Could not find exact pixel clock. Requested %d Hz, got %lu Hz\n", + DSSWARN("Could not find exact pixel clock. Requested %lu Hz, got %lu Hz\n", t->pixelclock, pck); t->pixelclock = pck; -- cgit v1.2.3 From 4520ff28aaa1e7f1b45f3abc0c45429ea9e93817 Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 14:07:03 +0300 Subject: drm/omap: Replace struct omap_video_timings with videomode omap_video_timings can be replaced with the generic videomode in omapdrm and the omap_video_timings can be removed. This patch will replace the omap_video_timings with videomode. With the change we no longer need the functions to convert to/from videomode and drm_display_mode to omap_video_timings, these can be removed as well. Signed-off-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- .../gpu/drm/omapdrm/displays/connector-analog-tv.c | 10 +-- drivers/gpu/drm/omapdrm/displays/connector-dvi.c | 10 +-- drivers/gpu/drm/omapdrm/displays/connector-hdmi.c | 10 +-- drivers/gpu/drm/omapdrm/displays/encoder-opa362.c | 8 +-- drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c | 10 +-- .../gpu/drm/omapdrm/displays/encoder-tpd12s015.c | 8 +-- drivers/gpu/drm/omapdrm/displays/panel-dpi.c | 16 ++--- drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c | 2 +- .../omapdrm/displays/panel-lgphilips-lb035q02.c | 10 +-- .../drm/omapdrm/displays/panel-nec-nl8048hl11.c | 10 +-- .../drm/omapdrm/displays/panel-sharp-ls037v7dw01.c | 10 +-- .../drm/omapdrm/displays/panel-sony-acx565akm.c | 10 +-- .../drm/omapdrm/displays/panel-tpo-td028ttec1.c | 10 +-- .../drm/omapdrm/displays/panel-tpo-td043mtea1.c | 10 +-- drivers/gpu/drm/omapdrm/dss/dispc.c | 30 ++++---- drivers/gpu/drm/omapdrm/dss/display.c | 39 +--------- drivers/gpu/drm/omapdrm/dss/dpi.c | 10 +-- drivers/gpu/drm/omapdrm/dss/dsi.c | 24 +++---- drivers/gpu/drm/omapdrm/dss/dss.h | 4 +- drivers/gpu/drm/omapdrm/dss/hdmi.h | 8 +-- drivers/gpu/drm/omapdrm/dss/hdmi4.c | 8 +-- drivers/gpu/drm/omapdrm/dss/hdmi4_core.c | 2 +- drivers/gpu/drm/omapdrm/dss/hdmi5.c | 8 +-- drivers/gpu/drm/omapdrm/dss/hdmi5_core.c | 4 +- drivers/gpu/drm/omapdrm/dss/hdmi_wp.c | 6 +- drivers/gpu/drm/omapdrm/dss/omapdss.h | 82 +++++++-------------- drivers/gpu/drm/omapdrm/dss/output.c | 2 +- drivers/gpu/drm/omapdrm/dss/rfbi.c | 2 +- drivers/gpu/drm/omapdrm/dss/sdi.c | 10 +-- drivers/gpu/drm/omapdrm/dss/venc.c | 14 ++-- drivers/gpu/drm/omapdrm/omap_connector.c | 84 +++------------------- drivers/gpu/drm/omapdrm/omap_crtc.c | 11 +-- drivers/gpu/drm/omapdrm/omap_drv.h | 7 +- drivers/gpu/drm/omapdrm/omap_encoder.c | 6 +- 34 files changed, 178 insertions(+), 317 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c index 264182f97194..53a4e6942616 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c @@ -24,12 +24,12 @@ struct panel_drv_data { struct device *dev; - struct omap_video_timings timings; + struct videomode timings; bool invert_polarity; }; -static const struct omap_video_timings tvc_pal_timings = { +static const struct videomode tvc_pal_timings = { .hactive = 720, .vactive = 574, .pixelclock = 13500000, @@ -127,7 +127,7 @@ static void tvc_disable(struct omap_dss_device *dssdev) } static void tvc_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; @@ -139,7 +139,7 @@ static void tvc_set_timings(struct omap_dss_device *dssdev, } static void tvc_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); @@ -147,7 +147,7 @@ static void tvc_get_timings(struct omap_dss_device *dssdev, } static int tvc_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; diff --git a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c index 53967a4a96a7..f4f8bf07f38b 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c @@ -19,7 +19,7 @@ #include "../dss/omapdss.h" -static const struct omap_video_timings dvic_default_timings = { +static const struct videomode dvic_default_timings = { .hactive = 640, .vactive = 480, @@ -42,7 +42,7 @@ struct panel_drv_data { struct omap_dss_device dssdev; struct omap_dss_device *in; - struct omap_video_timings timings; + struct videomode timings; struct i2c_adapter *i2c_adapter; }; @@ -113,7 +113,7 @@ static void dvic_disable(struct omap_dss_device *dssdev) } static void dvic_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; @@ -125,7 +125,7 @@ static void dvic_set_timings(struct omap_dss_device *dssdev, } static void dvic_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); @@ -133,7 +133,7 @@ static void dvic_get_timings(struct omap_dss_device *dssdev, } static int dvic_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; diff --git a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c index f9809f4eb390..4f77e03abd43 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c @@ -21,7 +21,7 @@ #include "../dss/omapdss.h" -static const struct omap_video_timings hdmic_default_timings = { +static const struct videomode hdmic_default_timings = { .hactive = 640, .vactive = 480, .pixelclock = 25175000, @@ -41,7 +41,7 @@ struct panel_drv_data { struct device *dev; - struct omap_video_timings timings; + struct videomode timings; int hpd_gpio; }; @@ -120,7 +120,7 @@ static void hdmic_disable(struct omap_dss_device *dssdev) } static void hdmic_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; @@ -132,7 +132,7 @@ static void hdmic_set_timings(struct omap_dss_device *dssdev, } static void hdmic_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); @@ -140,7 +140,7 @@ static void hdmic_get_timings(struct omap_dss_device *dssdev, } static int hdmic_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; diff --git a/drivers/gpu/drm/omapdrm/displays/encoder-opa362.c b/drivers/gpu/drm/omapdrm/displays/encoder-opa362.c index fe4e7ec3bab0..e997128343c1 100644 --- a/drivers/gpu/drm/omapdrm/displays/encoder-opa362.c +++ b/drivers/gpu/drm/omapdrm/displays/encoder-opa362.c @@ -27,7 +27,7 @@ struct panel_drv_data { struct gpio_desc *enable_gpio; - struct omap_video_timings timings; + struct videomode timings; }; #define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev) @@ -123,7 +123,7 @@ static void opa362_disable(struct omap_dss_device *dssdev) } static void opa362_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; @@ -137,7 +137,7 @@ static void opa362_set_timings(struct omap_dss_device *dssdev, } static void opa362_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); @@ -147,7 +147,7 @@ static void opa362_get_timings(struct omap_dss_device *dssdev, } static int opa362_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; diff --git a/drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c b/drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c index 69b4feab964c..96f0e7e7f889 100644 --- a/drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c +++ b/drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c @@ -24,7 +24,7 @@ struct panel_drv_data { int pd_gpio; int data_lines; - struct omap_video_timings timings; + struct videomode timings; }; #define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev) @@ -113,7 +113,7 @@ static void tfp410_disable(struct omap_dss_device *dssdev) dssdev->state = OMAP_DSS_DISPLAY_DISABLED; } -static void tfp410_fix_timings(struct omap_video_timings *timings) +static void tfp410_fix_timings(struct videomode *timings) { timings->flags |= DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE | @@ -121,7 +121,7 @@ static void tfp410_fix_timings(struct omap_video_timings *timings) } static void tfp410_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; @@ -135,7 +135,7 @@ static void tfp410_set_timings(struct omap_dss_device *dssdev, } static void tfp410_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); @@ -143,7 +143,7 @@ static void tfp410_get_timings(struct omap_dss_device *dssdev, } static int tfp410_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; diff --git a/drivers/gpu/drm/omapdrm/displays/encoder-tpd12s015.c b/drivers/gpu/drm/omapdrm/displays/encoder-tpd12s015.c index 46855c8f5cbf..f4608c5a9e93 100644 --- a/drivers/gpu/drm/omapdrm/displays/encoder-tpd12s015.c +++ b/drivers/gpu/drm/omapdrm/displays/encoder-tpd12s015.c @@ -26,7 +26,7 @@ struct panel_drv_data { struct gpio_desc *ls_oe_gpio; struct gpio_desc *hpd_gpio; - struct omap_video_timings timings; + struct videomode timings; }; #define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev) @@ -105,7 +105,7 @@ static void tpd_disable(struct omap_dss_device *dssdev) } static void tpd_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; @@ -117,7 +117,7 @@ static void tpd_set_timings(struct omap_dss_device *dssdev, } static void tpd_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); @@ -125,7 +125,7 @@ static void tpd_get_timings(struct omap_dss_device *dssdev, } static int tpd_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; diff --git a/drivers/gpu/drm/omapdrm/displays/panel-dpi.c b/drivers/gpu/drm/omapdrm/displays/panel-dpi.c index 7f16f985ab22..50359b3d9db2 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-dpi.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-dpi.c @@ -28,7 +28,7 @@ struct panel_drv_data { int data_lines; - struct omap_video_timings videomode; + struct videomode videomode; /* used for non-DT boot, to be removed */ int backlight_gpio; @@ -122,7 +122,7 @@ static void panel_dpi_disable(struct omap_dss_device *dssdev) } static void panel_dpi_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; @@ -134,7 +134,7 @@ static void panel_dpi_set_timings(struct omap_dss_device *dssdev, } static void panel_dpi_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); @@ -142,7 +142,7 @@ static void panel_dpi_get_timings(struct omap_dss_device *dssdev, } static int panel_dpi_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; @@ -169,7 +169,6 @@ static int panel_dpi_probe_pdata(struct platform_device *pdev) const struct panel_dpi_platform_data *pdata; struct panel_drv_data *ddata = platform_get_drvdata(pdev); struct omap_dss_device *dssdev, *in; - struct videomode vm; int r; pdata = dev_get_platdata(&pdev->dev); @@ -185,8 +184,7 @@ static int panel_dpi_probe_pdata(struct platform_device *pdev) ddata->data_lines = pdata->data_lines; - videomode_from_timing(pdata->display_timing, &vm); - videomode_to_omap_video_timings(&vm, &ddata->videomode); + videomode_from_timing(pdata->display_timing, &ddata->videomode); dssdev = &ddata->dssdev; dssdev->name = pdata->name; @@ -214,7 +212,6 @@ static int panel_dpi_probe_of(struct platform_device *pdev) struct omap_dss_device *in; int r; struct display_timing timing; - struct videomode vm; struct gpio_desc *gpio; gpio = devm_gpiod_get_optional(&pdev->dev, "enable", GPIOD_OUT_LOW); @@ -245,8 +242,7 @@ static int panel_dpi_probe_of(struct platform_device *pdev) return r; } - videomode_from_timing(&timing, &vm); - videomode_to_omap_video_timings(&vm, &ddata->videomode); + videomode_from_timing(&timing, &ddata->videomode); in = omapdss_of_find_source_for_first_ep(node); if (IS_ERR(in)) { diff --git a/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c b/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c index 8f676b8ac038..10a2a69ced2a 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c @@ -42,7 +42,7 @@ struct panel_drv_data { struct omap_dss_device dssdev; struct omap_dss_device *in; - struct omap_video_timings timings; + struct videomode timings; struct platform_device *pdev; diff --git a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c index 4328d6781228..3559efd6170d 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c @@ -19,7 +19,7 @@ #include "../dss/omapdss.h" -static struct omap_video_timings lb035q02_timings = { +static struct videomode lb035q02_timings = { .hactive = 320, .vactive = 240, @@ -46,7 +46,7 @@ struct panel_drv_data { int data_lines; - struct omap_video_timings videomode; + struct videomode videomode; struct gpio_desc *enable_gpio; }; @@ -187,7 +187,7 @@ static void lb035q02_disable(struct omap_dss_device *dssdev) } static void lb035q02_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; @@ -199,7 +199,7 @@ static void lb035q02_set_timings(struct omap_dss_device *dssdev, } static void lb035q02_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); @@ -207,7 +207,7 @@ static void lb035q02_get_timings(struct omap_dss_device *dssdev, } static int lb035q02_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; diff --git a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c index 58f39f588c62..5e1e3a02c32b 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c @@ -23,7 +23,7 @@ struct panel_drv_data { struct omap_dss_device dssdev; struct omap_dss_device *in; - struct omap_video_timings videomode; + struct videomode videomode; int data_lines; @@ -65,7 +65,7 @@ static const struct { { 156, 0x00 }, { 157, 0x00 }, { 2, 0x00 }, }; -static const struct omap_video_timings nec_8048_panel_timings = { +static const struct videomode nec_8048_panel_timings = { .hactive = LCD_XRES, .vactive = LCD_YRES, .pixelclock = LCD_PIXEL_CLOCK, @@ -186,7 +186,7 @@ static void nec_8048_disable(struct omap_dss_device *dssdev) } static void nec_8048_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; @@ -198,7 +198,7 @@ static void nec_8048_set_timings(struct omap_dss_device *dssdev, } static void nec_8048_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); @@ -206,7 +206,7 @@ static void nec_8048_get_timings(struct omap_dss_device *dssdev, } static int nec_8048_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c index d41ba3152859..0aac8aa0f685 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c @@ -26,7 +26,7 @@ struct panel_drv_data { int data_lines; - struct omap_video_timings videomode; + struct videomode videomode; struct gpio_desc *resb_gpio; /* low = reset active min 20 us */ struct gpio_desc *ini_gpio; /* high = power on */ @@ -35,7 +35,7 @@ struct panel_drv_data { struct gpio_desc *ud_gpio; /* high = conventional vertical scanning */ }; -static const struct omap_video_timings sharp_ls_timings = { +static const struct videomode sharp_ls_timings = { .hactive = 480, .vactive = 640, @@ -152,7 +152,7 @@ static void sharp_ls_disable(struct omap_dss_device *dssdev) } static void sharp_ls_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; @@ -164,7 +164,7 @@ static void sharp_ls_set_timings(struct omap_dss_device *dssdev, } static void sharp_ls_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); @@ -172,7 +172,7 @@ static void sharp_ls_get_timings(struct omap_dss_device *dssdev, } static int sharp_ls_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c index 1e0980635113..e83e12724ff5 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c @@ -71,7 +71,7 @@ struct panel_drv_data { int reset_gpio; int datapairs; - struct omap_video_timings videomode; + struct videomode videomode; char *name; int enabled; @@ -92,7 +92,7 @@ struct panel_drv_data { struct backlight_device *bl_dev; }; -static const struct omap_video_timings acx565akm_panel_timings = { +static const struct videomode acx565akm_panel_timings = { .hactive = 800, .vactive = 480, .pixelclock = 24000000, @@ -659,7 +659,7 @@ static void acx565akm_disable(struct omap_dss_device *dssdev) } static void acx565akm_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; @@ -671,7 +671,7 @@ static void acx565akm_set_timings(struct omap_dss_device *dssdev, } static void acx565akm_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); @@ -679,7 +679,7 @@ static void acx565akm_get_timings(struct omap_dss_device *dssdev, } static int acx565akm_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c index 9711ec469f39..2b38867e17a5 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c @@ -37,12 +37,12 @@ struct panel_drv_data { int data_lines; - struct omap_video_timings videomode; + struct videomode videomode; struct spi_device *spi_dev; }; -static struct omap_video_timings td028ttec1_panel_timings = { +static struct videomode td028ttec1_panel_timings = { .hactive = 480, .vactive = 640, .pixelclock = 22153000, @@ -322,7 +322,7 @@ static void td028ttec1_panel_disable(struct omap_dss_device *dssdev) } static void td028ttec1_panel_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; @@ -334,7 +334,7 @@ static void td028ttec1_panel_set_timings(struct omap_dss_device *dssdev, } static void td028ttec1_panel_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); @@ -342,7 +342,7 @@ static void td028ttec1_panel_get_timings(struct omap_dss_device *dssdev, } static int td028ttec1_panel_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c index 3f701686f992..da7b75751c71 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c @@ -56,7 +56,7 @@ struct panel_drv_data { struct omap_dss_device dssdev; struct omap_dss_device *in; - struct omap_video_timings videomode; + struct videomode videomode; int data_lines; @@ -72,7 +72,7 @@ struct panel_drv_data { u32 power_on_resume:1; }; -static const struct omap_video_timings tpo_td043_timings = { +static const struct videomode tpo_td043_timings = { .hactive = 800, .vactive = 480, @@ -416,7 +416,7 @@ static void tpo_td043_disable(struct omap_dss_device *dssdev) } static void tpo_td043_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; @@ -428,7 +428,7 @@ static void tpo_td043_set_timings(struct omap_dss_device *dssdev, } static void tpo_td043_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); @@ -436,7 +436,7 @@ static void tpo_td043_get_timings(struct omap_dss_device *dssdev, } static int tpo_td043_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c index 63d3dc44913c..a5b7488a5cfb 100644 --- a/drivers/gpu/drm/omapdrm/dss/dispc.c +++ b/drivers/gpu/drm/omapdrm/dss/dispc.c @@ -75,7 +75,7 @@ struct dispc_features { unsigned long max_lcd_pclk; unsigned long max_tv_pclk; int (*calc_scaling) (unsigned long pclk, unsigned long lclk, - const struct omap_video_timings *mgr_timings, + const struct videomode *mgr_timings, u16 width, u16 height, u16 out_width, u16 out_height, enum omap_color_mode color_mode, bool *five_taps, int *x_predecim, int *y_predecim, int *decim_x, int *decim_y, @@ -2179,7 +2179,7 @@ static void calc_tiler_rotation_offset(u16 screen_width, u16 width, * undocumented horizontal position and timing related limitations. */ static int check_horiz_timing_omap3(unsigned long pclk, unsigned long lclk, - const struct omap_video_timings *t, u16 pos_x, + const struct videomode *t, u16 pos_x, u16 width, u16 height, u16 out_width, u16 out_height, bool five_taps) { @@ -2233,7 +2233,7 @@ static int check_horiz_timing_omap3(unsigned long pclk, unsigned long lclk, } static unsigned long calc_core_clk_five_taps(unsigned long pclk, - const struct omap_video_timings *mgr_timings, u16 width, + const struct videomode *mgr_timings, u16 width, u16 height, u16 out_width, u16 out_height, enum omap_color_mode color_mode) { @@ -2326,7 +2326,7 @@ static unsigned long calc_core_clk_44xx(unsigned long pclk, u16 width, } static int dispc_ovl_calc_scaling_24xx(unsigned long pclk, unsigned long lclk, - const struct omap_video_timings *mgr_timings, + const struct videomode *mgr_timings, u16 width, u16 height, u16 out_width, u16 out_height, enum omap_color_mode color_mode, bool *five_taps, int *x_predecim, int *y_predecim, int *decim_x, int *decim_y, @@ -2372,7 +2372,7 @@ static int dispc_ovl_calc_scaling_24xx(unsigned long pclk, unsigned long lclk, } static int dispc_ovl_calc_scaling_34xx(unsigned long pclk, unsigned long lclk, - const struct omap_video_timings *mgr_timings, + const struct videomode *mgr_timings, u16 width, u16 height, u16 out_width, u16 out_height, enum omap_color_mode color_mode, bool *five_taps, int *x_predecim, int *y_predecim, int *decim_x, int *decim_y, @@ -2457,7 +2457,7 @@ again: } static int dispc_ovl_calc_scaling_44xx(unsigned long pclk, unsigned long lclk, - const struct omap_video_timings *mgr_timings, + const struct videomode *mgr_timings, u16 width, u16 height, u16 out_width, u16 out_height, enum omap_color_mode color_mode, bool *five_taps, int *x_predecim, int *y_predecim, int *decim_x, int *decim_y, @@ -2503,7 +2503,7 @@ static int dispc_ovl_calc_scaling_44xx(unsigned long pclk, unsigned long lclk, static int dispc_ovl_calc_scaling(unsigned long pclk, unsigned long lclk, enum omap_overlay_caps caps, - const struct omap_video_timings *mgr_timings, + const struct videomode *mgr_timings, u16 width, u16 height, u16 out_width, u16 out_height, enum omap_color_mode color_mode, bool *five_taps, int *x_predecim, int *y_predecim, u16 pos_x, @@ -2593,7 +2593,7 @@ static int dispc_ovl_setup_common(enum omap_plane plane, u16 out_width, u16 out_height, enum omap_color_mode color_mode, u8 rotation, bool mirror, u8 zorder, u8 pre_mult_alpha, u8 global_alpha, enum omap_dss_rotation_type rotation_type, - bool replication, const struct omap_video_timings *mgr_timings, + bool replication, const struct videomode *mgr_timings, bool mem_to_mem) { bool five_taps = true; @@ -2786,7 +2786,7 @@ static int dispc_ovl_setup_common(enum omap_plane plane, } int dispc_ovl_setup(enum omap_plane plane, const struct omap_overlay_info *oi, - bool replication, const struct omap_video_timings *mgr_timings, + bool replication, const struct videomode *mgr_timings, bool mem_to_mem) { int r; @@ -2812,7 +2812,7 @@ int dispc_ovl_setup(enum omap_plane plane, const struct omap_overlay_info *oi, EXPORT_SYMBOL(dispc_ovl_setup); int dispc_wb_setup(const struct omap_dss_writeback_info *wi, - bool mem_to_mem, const struct omap_video_timings *mgr_timings) + bool mem_to_mem, const struct videomode *mgr_timings) { int r; u32 l; @@ -3119,7 +3119,7 @@ static bool _dispc_mgr_pclk_ok(enum omap_channel channel, } bool dispc_mgr_timings_ok(enum omap_channel channel, - const struct omap_video_timings *timings) + const struct videomode *timings) { if (!_dispc_mgr_size_ok(timings->hactive, timings->vactive)) return false; @@ -3143,7 +3143,7 @@ bool dispc_mgr_timings_ok(enum omap_channel channel, } static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, - const struct omap_video_timings *ovt) + const struct videomode *ovt) { u32 timing_h, timing_v, l; bool onoff, rf, ipc, vs, hs, de; @@ -3221,11 +3221,11 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, /* change name to mode? */ void dispc_mgr_set_timings(enum omap_channel channel, - const struct omap_video_timings *timings) + const struct videomode *timings) { unsigned xtot, ytot; unsigned long ht, vt; - struct omap_video_timings t = *timings; + struct videomode t = *timings; DSSDBG("channel %d xres %u yres %u\n", channel, t.hactive, t.vactive); @@ -4185,7 +4185,7 @@ EXPORT_SYMBOL(dispc_free_irq); */ static const struct dispc_errata_i734_data { - struct omap_video_timings timings; + struct videomode timings; struct omap_overlay_info ovli; struct omap_overlay_manager_info mgri; struct dss_lcd_mgr_config lcd_conf; diff --git a/drivers/gpu/drm/omapdrm/dss/display.c b/drivers/gpu/drm/omapdrm/dss/display.c index 1e19a2c00f8f..56cc071b6223 100644 --- a/drivers/gpu/drm/omapdrm/dss/display.c +++ b/drivers/gpu/drm/omapdrm/dss/display.c @@ -72,7 +72,7 @@ int omapdss_default_get_recommended_bpp(struct omap_dss_device *dssdev) EXPORT_SYMBOL(omapdss_default_get_recommended_bpp); void omapdss_default_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { *timings = dssdev->panel.timings; } @@ -217,40 +217,3 @@ struct omap_dss_device *omap_dss_find_device(void *data, return NULL; } EXPORT_SYMBOL(omap_dss_find_device); - -void videomode_to_omap_video_timings(const struct videomode *vm, - struct omap_video_timings *ovt) -{ - memset(ovt, 0, sizeof(*ovt)); - - ovt->pixelclock = vm->pixelclock; - ovt->hactive = vm->hactive; - ovt->hback_porch = vm->hback_porch; - ovt->hfront_porch = vm->hfront_porch; - ovt->hsync_len = vm->hsync_len; - ovt->vactive = vm->vactive; - ovt->vback_porch = vm->vback_porch; - ovt->vfront_porch = vm->vfront_porch; - ovt->vsync_len = vm->vsync_len; - ovt->flags = vm->flags; -} -EXPORT_SYMBOL(videomode_to_omap_video_timings); - -void omap_video_timings_to_videomode(const struct omap_video_timings *ovt, - struct videomode *vm) -{ - memset(vm, 0, sizeof(*vm)); - - vm->pixelclock = ovt->pixelclock; - - vm->hactive = ovt->hactive; - vm->hback_porch = ovt->hback_porch; - vm->hfront_porch = ovt->hfront_porch; - vm->hsync_len = ovt->hsync_len; - vm->vactive = ovt->vactive; - vm->vback_porch = ovt->vback_porch; - vm->vfront_porch = ovt->vfront_porch; - vm->vsync_len = ovt->vsync_len; - vm->flags = ovt->flags; -} -EXPORT_SYMBOL(omap_video_timings_to_videomode); diff --git a/drivers/gpu/drm/omapdrm/dss/dpi.c b/drivers/gpu/drm/omapdrm/dss/dpi.c index 8fb40efa65af..178335094288 100644 --- a/drivers/gpu/drm/omapdrm/dss/dpi.c +++ b/drivers/gpu/drm/omapdrm/dss/dpi.c @@ -47,7 +47,7 @@ struct dpi_data { struct mutex lock; - struct omap_video_timings timings; + struct videomode timings; struct dss_lcd_mgr_config mgr_config; int data_lines; @@ -333,7 +333,7 @@ static int dpi_set_mode(struct dpi_data *dpi) { struct omap_dss_device *out = &dpi->output; enum omap_channel channel = out->dispc_channel; - struct omap_video_timings *t = &dpi->timings; + struct videomode *t = &dpi->timings; int lck_div = 0, pck_div = 0; unsigned long fck = 0; unsigned long pck; @@ -476,7 +476,7 @@ static void dpi_display_disable(struct omap_dss_device *dssdev) } static void dpi_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct dpi_data *dpi = dpi_get_data_from_dssdev(dssdev); @@ -490,7 +490,7 @@ static void dpi_set_timings(struct omap_dss_device *dssdev, } static void dpi_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct dpi_data *dpi = dpi_get_data_from_dssdev(dssdev); @@ -502,7 +502,7 @@ static void dpi_get_timings(struct omap_dss_device *dssdev, } static int dpi_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { struct dpi_data *dpi = dpi_get_data_from_dssdev(dssdev); enum omap_channel channel = dpi->output.dispc_channel; diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c index 1dec7dd38029..13569cb3f786 100644 --- a/drivers/gpu/drm/omapdrm/dss/dsi.c +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c @@ -289,7 +289,7 @@ struct dsi_clk_calc_ctx { struct dss_pll_clock_info dsi_cinfo; struct dispc_clock_info dispc_cinfo; - struct omap_video_timings dispc_vm; + struct videomode dispc_vm; struct omap_dss_dsi_videomode_timings dsi_vm; }; @@ -383,7 +383,7 @@ struct dsi_data { unsigned scp_clk_refcount; struct dss_lcd_mgr_config mgr_config; - struct omap_video_timings timings; + struct videomode timings; enum omap_dss_dsi_pixel_format pix_fmt; enum omap_dss_dsi_mode mode; struct omap_dss_dsi_videomode_timings vm_timings; @@ -3321,7 +3321,7 @@ static void dsi_config_vp_num_line_buffers(struct platform_device *dsidev) if (dsi->mode == OMAP_DSS_DSI_VIDEO_MODE) { int bpp = dsi_get_pixel_size(dsi->pix_fmt); - struct omap_video_timings *timings = &dsi->timings; + struct videomode *timings = &dsi->timings; /* * Don't use line buffers if width is greater than the video * port's line buffer size @@ -3453,7 +3453,7 @@ static void dsi_config_cmd_mode_interleaving(struct platform_device *dsidev) int ddr_clk_pre, ddr_clk_post, enter_hs_mode_lat, exit_hs_mode_lat; int tclk_trail, ths_exit, exiths_clk; bool ddr_alwon; - struct omap_video_timings *timings = &dsi->timings; + struct videomode *timings = &dsi->timings; int bpp = dsi_get_pixel_size(dsi->pix_fmt); int ndl = dsi->num_lanes_used - 1; int dsi_fclk_hsdiv = dsi->user_dsi_cinfo.mX[HSDIV_DSI] + 1; @@ -3705,7 +3705,7 @@ static void dsi_proto_timings(struct platform_device *dsidev) int vbp = dsi->vm_timings.vbp; int window_sync = dsi->vm_timings.window_sync; bool hsync_end; - struct omap_video_timings *timings = &dsi->timings; + struct videomode *timings = &dsi->timings; int bpp = dsi_get_pixel_size(dsi->pix_fmt); int tl, t_he, width_bytes; @@ -4120,7 +4120,7 @@ static int dsi_display_init_dispc(struct platform_device *dsidev, /* * override interlace, logic level and edge related parameters in - * omap_video_timings with default values + * videomode with default values */ dsi->timings.flags &= ~DISPLAY_FLAGS_INTERLACED; dsi->timings.flags &= ~DISPLAY_FLAGS_HSYNC_LOW; @@ -4361,7 +4361,7 @@ static void print_dsi_vm(const char *str, #undef TO_DSI_T } -static void print_dispc_vm(const char *str, const struct omap_video_timings *t) +static void print_dispc_vm(const char *str, const struct videomode *t) { unsigned long pck = t->pixelclock; int hact, bl, tot; @@ -4392,7 +4392,7 @@ static void print_dispc_vm(const char *str, const struct omap_video_timings *t) static void print_dsi_dispc_vm(const char *str, const struct omap_dss_dsi_videomode_timings *t) { - struct omap_video_timings vm = { 0 }; + struct videomode vm = { 0 }; unsigned long byteclk = t->hsclk / 4; unsigned long pck; u64 dsi_tput; @@ -4417,7 +4417,7 @@ static bool dsi_cm_calc_dispc_cb(int lckd, int pckd, unsigned long lck, unsigned long pck, void *data) { struct dsi_clk_calc_ctx *ctx = data; - struct omap_video_timings *t = &ctx->dispc_vm; + struct videomode *t = &ctx->dispc_vm; ctx->dispc_cinfo.lck_div = lckd; ctx->dispc_cinfo.pck_div = pckd; @@ -4515,8 +4515,8 @@ static bool dsi_vm_calc_blanking(struct dsi_clk_calc_ctx *ctx) int dispc_htot, dispc_hbl; /* pixels */ int dsi_htot, dsi_hact, dsi_hbl, hss, hse; /* byteclks */ int hfp, hsa, hbp; - const struct omap_video_timings *req_vm; - struct omap_video_timings *dispc_vm; + const struct videomode *req_vm; + struct videomode *dispc_vm; struct omap_dss_dsi_videomode_timings *dsi_vm; u64 dsi_tput, dispc_tput; @@ -4764,7 +4764,7 @@ static bool dsi_vm_calc(struct dsi_data *dsi, const struct omap_dss_dsi_config *cfg, struct dsi_clk_calc_ctx *ctx) { - const struct omap_video_timings *t = cfg->timings; + const struct videomode *t = cfg->timings; unsigned long clkin; unsigned long pll_min; unsigned long pll_max; diff --git a/drivers/gpu/drm/omapdrm/dss/dss.h b/drivers/gpu/drm/omapdrm/dss/dss.h index 4fd06dc41cb3..384267591b12 100644 --- a/drivers/gpu/drm/omapdrm/dss/dss.h +++ b/drivers/gpu/drm/omapdrm/dss/dss.h @@ -367,7 +367,7 @@ bool dispc_div_calc(unsigned long dispc, dispc_div_calc_func func, void *data); bool dispc_mgr_timings_ok(enum omap_channel channel, - const struct omap_video_timings *timings); + const struct videomode *timings); int dispc_calc_clock_rates(unsigned long dispc_fclk_rate, struct dispc_clock_info *cinfo); @@ -390,7 +390,7 @@ void dispc_wb_enable(bool enable); bool dispc_wb_is_enabled(void); void dispc_wb_set_channel_in(enum dss_writeback_channel channel); int dispc_wb_setup(const struct omap_dss_writeback_info *wi, - bool mem_to_mem, const struct omap_video_timings *timings); + bool mem_to_mem, const struct videomode *timings); /* VENC */ int venc_init_platform_driver(void) __init; diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi.h b/drivers/gpu/drm/omapdrm/dss/hdmi.h index 63e711545865..b97ee6702e6f 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi.h +++ b/drivers/gpu/drm/omapdrm/dss/hdmi.h @@ -181,7 +181,7 @@ struct hdmi_video_format { }; struct hdmi_config { - struct omap_video_timings timings; + struct videomode timings; struct hdmi_avi_infoframe infoframe; enum hdmi_core_hdmi_dvi hdmi_dvi_mode; }; @@ -298,11 +298,11 @@ int hdmi_wp_set_pll_pwr(struct hdmi_wp_data *wp, enum hdmi_pll_pwr val); void hdmi_wp_video_config_format(struct hdmi_wp_data *wp, struct hdmi_video_format *video_fmt); void hdmi_wp_video_config_interface(struct hdmi_wp_data *wp, - struct omap_video_timings *timings); + struct videomode *timings); void hdmi_wp_video_config_timing(struct hdmi_wp_data *wp, - struct omap_video_timings *timings); + struct videomode *timings); void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt, - struct omap_video_timings *timings, struct hdmi_config *param); + struct videomode *timings, struct hdmi_config *param); int hdmi_wp_init(struct platform_device *pdev, struct hdmi_wp_data *wp); phys_addr_t hdmi_wp_get_audio_dma_addr(struct hdmi_wp_data *wp); diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4.c b/drivers/gpu/drm/omapdrm/dss/hdmi4.c index 891518502d3d..a53dfd0bc3b3 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi4.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi4.c @@ -155,7 +155,7 @@ static void hdmi_power_off_core(struct omap_dss_device *dssdev) static int hdmi_power_on_full(struct omap_dss_device *dssdev) { int r; - struct omap_video_timings *p; + struct videomode *p; enum omap_channel channel = dssdev->dispc_channel; struct hdmi_wp_data *wp = &hdmi.wp; struct dss_pll_clock_info hdmi_cinfo = { 0 }; @@ -256,7 +256,7 @@ static void hdmi_power_off_full(struct omap_dss_device *dssdev) } static int hdmi_display_check_timing(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { if (!dispc_mgr_timings_ok(dssdev->dispc_channel, timings)) return -EINVAL; @@ -265,7 +265,7 @@ static int hdmi_display_check_timing(struct omap_dss_device *dssdev, } static void hdmi_display_set_timing(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { mutex_lock(&hdmi.lock); @@ -277,7 +277,7 @@ static void hdmi_display_set_timing(struct omap_dss_device *dssdev, } static void hdmi_display_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { *timings = hdmi.cfg.timings; } diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi4_core.c index ef3afe99e487..505cfee892aa 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi4_core.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi4_core.c @@ -310,7 +310,7 @@ void hdmi4_configure(struct hdmi_core_data *core, struct hdmi_wp_data *wp, struct hdmi_config *cfg) { /* HDMI */ - struct omap_video_timings video_timing; + struct videomode video_timing; struct hdmi_video_format video_format; /* HDMI core */ struct hdmi_core_video_config v_core_cfg; diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5.c b/drivers/gpu/drm/omapdrm/dss/hdmi5.c index 8206ef69caf1..880f67ae6e9b 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi5.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi5.c @@ -172,7 +172,7 @@ static void hdmi_power_off_core(struct omap_dss_device *dssdev) static int hdmi_power_on_full(struct omap_dss_device *dssdev) { int r; - struct omap_video_timings *p; + struct videomode *p; enum omap_channel channel = dssdev->dispc_channel; struct dss_pll_clock_info hdmi_cinfo = { 0 }; unsigned pc; @@ -273,7 +273,7 @@ static void hdmi_power_off_full(struct omap_dss_device *dssdev) } static int hdmi_display_check_timing(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { if (!dispc_mgr_timings_ok(dssdev->dispc_channel, timings)) return -EINVAL; @@ -282,7 +282,7 @@ static int hdmi_display_check_timing(struct omap_dss_device *dssdev, } static void hdmi_display_set_timing(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { mutex_lock(&hdmi.lock); @@ -294,7 +294,7 @@ static void hdmi_display_set_timing(struct omap_dss_device *dssdev, } static void hdmi_display_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { *timings = hdmi.cfg.timings; } diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c index e86972b98a91..a5ac9318a11d 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c @@ -329,7 +329,7 @@ static void hdmi_core_video_config(struct hdmi_core_data *core, struct hdmi_core_vid_config *cfg) { void __iomem *base = core->base; - struct omap_video_timings *ovt = &cfg->v_fc_config.timings; + struct videomode *ovt = &cfg->v_fc_config.timings; unsigned char r = 0; bool vsync_pol, hsync_pol; @@ -609,7 +609,7 @@ int hdmi5_core_handle_irqs(struct hdmi_core_data *core) void hdmi5_configure(struct hdmi_core_data *core, struct hdmi_wp_data *wp, struct hdmi_config *cfg) { - struct omap_video_timings video_timing; + struct videomode video_timing; struct hdmi_video_format video_format; struct hdmi_core_vid_config v_core_cfg; diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c index 20effa9260ec..b490e335b3df 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c @@ -144,7 +144,7 @@ void hdmi_wp_video_config_format(struct hdmi_wp_data *wp, } void hdmi_wp_video_config_interface(struct hdmi_wp_data *wp, - struct omap_video_timings *timings) + struct videomode *timings) { u32 r; bool vsync_pol, hsync_pol; @@ -162,7 +162,7 @@ void hdmi_wp_video_config_interface(struct hdmi_wp_data *wp, } void hdmi_wp_video_config_timing(struct hdmi_wp_data *wp, - struct omap_video_timings *timings) + struct videomode *timings) { u32 timing_h = 0; u32 timing_v = 0; @@ -193,7 +193,7 @@ void hdmi_wp_video_config_timing(struct hdmi_wp_data *wp, } void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt, - struct omap_video_timings *timings, struct hdmi_config *param) + struct videomode *timings, struct hdmi_config *param) { DSSDBG("Enter hdmi_wp_video_init_format\n"); diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index bd38da3af01f..54e88ee3ef8e 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -290,7 +290,7 @@ struct omap_dss_dsi_videomode_timings { struct omap_dss_dsi_config { enum omap_dss_dsi_mode mode; enum omap_dss_dsi_pixel_format pixel_format; - const struct omap_video_timings *timings; + const struct videomode *timings; unsigned long hs_clk_min, hs_clk_max; unsigned long lp_clk_min, lp_clk_max; @@ -299,35 +299,12 @@ struct omap_dss_dsi_config { enum omap_dss_dsi_trans_mode trans_mode; }; -struct omap_video_timings { - /* Unit: pixels */ - u32 hactive; - /* Unit: pixels */ - u32 vactive; - /* Unit: Hz */ - unsigned long pixelclock; - /* Unit: pixel clocks */ - u32 hsync_len; /* Horizontal synchronization pulse width */ - /* Unit: pixel clocks */ - u32 hfront_porch; /* Horizontal front porch */ - /* Unit: pixel clocks */ - u32 hback_porch; /* Horizontal back porch */ - /* Unit: line clocks */ - u32 vsync_len; /* Vertical synchronization pulse width */ - /* Unit: line clocks */ - u32 vfront_porch; /* Vertical front porch */ - /* Unit: line clocks */ - u32 vback_porch; /* Vertical back porch */ - - enum display_flags flags; -}; - /* Hardcoded timings for tv modes. Venc only uses these to * identify the mode, and does not actually use the configs * itself. However, the configs should be something that * a normal monitor can also show */ -extern const struct omap_video_timings omap_dss_pal_timings; -extern const struct omap_video_timings omap_dss_ntsc_timings; +extern const struct videomode omap_dss_pal_timings; +extern const struct videomode omap_dss_ntsc_timings; struct omap_dss_cpr_coefs { s16 rr, rg, rb; @@ -489,11 +466,11 @@ struct omapdss_dpi_ops { void (*disable)(struct omap_dss_device *dssdev); int (*check_timings)(struct omap_dss_device *dssdev, - struct omap_video_timings *timings); + struct videomode *timings); void (*set_timings)(struct omap_dss_device *dssdev, - struct omap_video_timings *timings); + struct videomode *timings); void (*get_timings)(struct omap_dss_device *dssdev, - struct omap_video_timings *timings); + struct videomode *timings); void (*set_data_lines)(struct omap_dss_device *dssdev, int data_lines); }; @@ -508,11 +485,11 @@ struct omapdss_sdi_ops { void (*disable)(struct omap_dss_device *dssdev); int (*check_timings)(struct omap_dss_device *dssdev, - struct omap_video_timings *timings); + struct videomode *timings); void (*set_timings)(struct omap_dss_device *dssdev, - struct omap_video_timings *timings); + struct videomode *timings); void (*get_timings)(struct omap_dss_device *dssdev, - struct omap_video_timings *timings); + struct videomode *timings); void (*set_datapairs)(struct omap_dss_device *dssdev, int datapairs); }; @@ -527,11 +504,11 @@ struct omapdss_dvi_ops { void (*disable)(struct omap_dss_device *dssdev); int (*check_timings)(struct omap_dss_device *dssdev, - struct omap_video_timings *timings); + struct videomode *timings); void (*set_timings)(struct omap_dss_device *dssdev, - struct omap_video_timings *timings); + struct videomode *timings); void (*get_timings)(struct omap_dss_device *dssdev, - struct omap_video_timings *timings); + struct videomode *timings); }; struct omapdss_atv_ops { @@ -544,11 +521,11 @@ struct omapdss_atv_ops { void (*disable)(struct omap_dss_device *dssdev); int (*check_timings)(struct omap_dss_device *dssdev, - struct omap_video_timings *timings); + struct videomode *timings); void (*set_timings)(struct omap_dss_device *dssdev, - struct omap_video_timings *timings); + struct videomode *timings); void (*get_timings)(struct omap_dss_device *dssdev, - struct omap_video_timings *timings); + struct videomode *timings); void (*set_type)(struct omap_dss_device *dssdev, enum omap_dss_venc_type type); @@ -569,11 +546,11 @@ struct omapdss_hdmi_ops { void (*disable)(struct omap_dss_device *dssdev); int (*check_timings)(struct omap_dss_device *dssdev, - struct omap_video_timings *timings); + struct videomode *timings); void (*set_timings)(struct omap_dss_device *dssdev, - struct omap_video_timings *timings); + struct videomode *timings); void (*get_timings)(struct omap_dss_device *dssdev, - struct omap_video_timings *timings); + struct videomode *timings); int (*read_edid)(struct omap_dss_device *dssdev, u8 *buf, int len); bool (*detect)(struct omap_dss_device *dssdev); @@ -679,7 +656,7 @@ struct omap_dss_device { } phy; struct { - struct omap_video_timings timings; + struct videomode timings; enum omap_dss_dsi_pixel_format dsi_pix_fmt; enum omap_dss_dsi_mode dsi_mode; @@ -772,11 +749,11 @@ struct omap_dss_driver { int (*get_recommended_bpp)(struct omap_dss_device *dssdev); int (*check_timings)(struct omap_dss_device *dssdev, - struct omap_video_timings *timings); + struct videomode *timings); void (*set_timings)(struct omap_dss_device *dssdev, - struct omap_video_timings *timings); + struct videomode *timings); void (*get_timings)(struct omap_dss_device *dssdev, - struct omap_video_timings *timings); + struct videomode *timings); int (*set_wss)(struct omap_dss_device *dssdev, u32 wss); u32 (*get_wss)(struct omap_dss_device *dssdev); @@ -806,11 +783,6 @@ struct omap_dss_device *omap_dss_find_device(void *data, int (*match)(struct omap_dss_device *dssdev, void *data)); const char *omapdss_get_default_display_name(void); -void videomode_to_omap_video_timings(const struct videomode *vm, - struct omap_video_timings *ovt); -void omap_video_timings_to_videomode(const struct omap_video_timings *ovt, - struct videomode *vm); - int dss_feat_get_num_mgrs(void); int dss_feat_get_num_ovls(void); enum omap_color_mode dss_feat_get_supported_color_modes(enum omap_plane plane); @@ -839,7 +811,7 @@ void omapdss_default_get_resolution(struct omap_dss_device *dssdev, u16 *xres, u16 *yres); int omapdss_default_get_recommended_bpp(struct omap_dss_device *dssdev); void omapdss_default_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings); + struct videomode *timings); typedef void (*omap_dispc_isr_t) (void *arg, u32 mask); int omap_dispc_register_isr(omap_dispc_isr_t isr, void *arg, u32 mask); @@ -893,7 +865,7 @@ void dispc_mgr_go(enum omap_channel channel); void dispc_mgr_set_lcd_config(enum omap_channel channel, const struct dss_lcd_mgr_config *config); void dispc_mgr_set_timings(enum omap_channel channel, - const struct omap_video_timings *timings); + const struct videomode *timings); void dispc_mgr_setup(enum omap_channel channel, const struct omap_overlay_manager_info *info); u32 dispc_mgr_gamma_size(enum omap_channel channel); @@ -906,7 +878,7 @@ bool dispc_ovl_enabled(enum omap_plane plane); void dispc_ovl_set_channel_out(enum omap_plane plane, enum omap_channel channel); int dispc_ovl_setup(enum omap_plane plane, const struct omap_overlay_info *oi, - bool replication, const struct omap_video_timings *mgr_timings, + bool replication, const struct videomode *mgr_timings, bool mem_to_mem); enum omap_dss_output_id dispc_mgr_get_supported_outputs(enum omap_channel channel); @@ -921,7 +893,7 @@ struct dss_mgr_ops { int (*enable)(enum omap_channel channel); void (*disable)(enum omap_channel channel); void (*set_timings)(enum omap_channel channel, - const struct omap_video_timings *timings); + const struct videomode *timings); void (*set_lcd_config)(enum omap_channel channel, const struct dss_lcd_mgr_config *config); int (*register_framedone_handler)(enum omap_channel channel, @@ -938,7 +910,7 @@ int dss_mgr_connect(enum omap_channel channel, void dss_mgr_disconnect(enum omap_channel channel, struct omap_dss_device *dst); void dss_mgr_set_timings(enum omap_channel channel, - const struct omap_video_timings *timings); + const struct videomode *timings); void dss_mgr_set_lcd_config(enum omap_channel channel, const struct dss_lcd_mgr_config *config); int dss_mgr_enable(enum omap_channel channel); diff --git a/drivers/gpu/drm/omapdrm/dss/output.c b/drivers/gpu/drm/omapdrm/dss/output.c index 24f859488201..28fc5c159066 100644 --- a/drivers/gpu/drm/omapdrm/dss/output.c +++ b/drivers/gpu/drm/omapdrm/dss/output.c @@ -202,7 +202,7 @@ void dss_mgr_disconnect(enum omap_channel channel, EXPORT_SYMBOL(dss_mgr_disconnect); void dss_mgr_set_timings(enum omap_channel channel, - const struct omap_video_timings *timings) + const struct videomode *timings) { dss_mgr_ops->set_timings(channel, timings); } diff --git a/drivers/gpu/drm/omapdrm/dss/rfbi.c b/drivers/gpu/drm/omapdrm/dss/rfbi.c index ce431817e781..a08734ae2253 100644 --- a/drivers/gpu/drm/omapdrm/dss/rfbi.c +++ b/drivers/gpu/drm/omapdrm/dss/rfbi.c @@ -113,7 +113,7 @@ static struct { struct semaphore bus_lock; - struct omap_video_timings timings; + struct videomode timings; int pixel_size; int data_lines; struct rfbi_timings intf_timings; diff --git a/drivers/gpu/drm/omapdrm/dss/sdi.c b/drivers/gpu/drm/omapdrm/dss/sdi.c index c8658f97ab7d..e2f2d6b2aa76 100644 --- a/drivers/gpu/drm/omapdrm/dss/sdi.c +++ b/drivers/gpu/drm/omapdrm/dss/sdi.c @@ -39,7 +39,7 @@ static struct { struct regulator *vdds_sdi_reg; struct dss_lcd_mgr_config mgr_config; - struct omap_video_timings timings; + struct videomode timings; int datapairs; struct omap_dss_device output; @@ -131,7 +131,7 @@ static int sdi_display_enable(struct omap_dss_device *dssdev) { struct omap_dss_device *out = &sdi.output; enum omap_channel channel = dssdev->dispc_channel; - struct omap_video_timings *t = &sdi.timings; + struct videomode *t = &sdi.timings; unsigned long fck; struct dispc_clock_info dispc_cinfo; unsigned long pck; @@ -228,19 +228,19 @@ static void sdi_display_disable(struct omap_dss_device *dssdev) } static void sdi_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { sdi.timings = *timings; } static void sdi_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { *timings = sdi.timings; } static int sdi_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { enum omap_channel channel = dssdev->dispc_channel; diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c b/drivers/gpu/drm/omapdrm/dss/venc.c index 43f98547e9fc..68a04a8753b0 100644 --- a/drivers/gpu/drm/omapdrm/dss/venc.c +++ b/drivers/gpu/drm/omapdrm/dss/venc.c @@ -262,7 +262,7 @@ static const struct venc_config venc_config_pal_bdghi = { .fid_ext_start_y__fid_ext_offset_y = 0x01380005, }; -const struct omap_video_timings omap_dss_pal_timings = { +const struct videomode omap_dss_pal_timings = { .hactive = 720, .vactive = 574, .pixelclock = 13500000, @@ -280,7 +280,7 @@ const struct omap_video_timings omap_dss_pal_timings = { }; EXPORT_SYMBOL(omap_dss_pal_timings); -const struct omap_video_timings omap_dss_ntsc_timings = { +const struct videomode omap_dss_ntsc_timings = { .hactive = 720, .vactive = 482, .pixelclock = 13500000, @@ -307,7 +307,7 @@ static struct { struct clk *tv_dac_clk; - struct omap_video_timings timings; + struct videomode timings; enum omap_dss_venc_type type; bool invert_polarity; @@ -422,7 +422,7 @@ static void venc_runtime_put(void) } static const struct venc_config *venc_timings_to_config( - struct omap_video_timings *timings) + struct videomode *timings) { if (memcmp(&omap_dss_pal_timings, timings, sizeof(*timings)) == 0) return &venc_config_pal_trm; @@ -540,7 +540,7 @@ static void venc_display_disable(struct omap_dss_device *dssdev) } static void venc_set_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { DSSDBG("venc_set_timings\n"); @@ -558,7 +558,7 @@ static void venc_set_timings(struct omap_dss_device *dssdev, } static int venc_check_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { DSSDBG("venc_check_timings\n"); @@ -572,7 +572,7 @@ static int venc_check_timings(struct omap_dss_device *dssdev, } static void venc_get_timings(struct omap_dss_device *dssdev, - struct omap_video_timings *timings) + struct videomode *timings) { mutex_lock(&venc.venc_lock); diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c index 562a04d49939..b04586b7e594 100644 --- a/drivers/gpu/drm/omapdrm/omap_connector.c +++ b/drivers/gpu/drm/omapdrm/omap_connector.c @@ -42,76 +42,6 @@ bool omap_connector_get_hdmi_mode(struct drm_connector *connector) return omap_connector->hdmi_mode; } -void copy_timings_omap_to_drm(struct drm_display_mode *mode, - struct omap_video_timings *timings) -{ - mode->clock = timings->pixelclock / 1000; - - mode->hdisplay = timings->hactive; - mode->hsync_start = mode->hdisplay + timings->hfront_porch; - mode->hsync_end = mode->hsync_start + timings->hsync_len; - mode->htotal = mode->hsync_end + timings->hback_porch; - - mode->vdisplay = timings->vactive; - mode->vsync_start = mode->vdisplay + timings->vfront_porch; - mode->vsync_end = mode->vsync_start + timings->vsync_len; - mode->vtotal = mode->vsync_end + timings->vback_porch; - - mode->flags = 0; - - if (timings->flags & DISPLAY_FLAGS_INTERLACED) - mode->flags |= DRM_MODE_FLAG_INTERLACE; - - if (timings->flags & DISPLAY_FLAGS_DOUBLECLK) - mode->flags |= DRM_MODE_FLAG_DBLCLK; - - if (timings->flags & DISPLAY_FLAGS_HSYNC_HIGH) - mode->flags |= DRM_MODE_FLAG_PHSYNC; - else - mode->flags |= DRM_MODE_FLAG_NHSYNC; - - if (timings->flags & DISPLAY_FLAGS_VSYNC_HIGH) - mode->flags |= DRM_MODE_FLAG_PVSYNC; - else - mode->flags |= DRM_MODE_FLAG_NVSYNC; -} - -void copy_timings_drm_to_omap(struct omap_video_timings *timings, - struct drm_display_mode *mode) -{ - timings->pixelclock = mode->clock * 1000; - - timings->hactive = mode->hdisplay; - timings->hfront_porch = mode->hsync_start - mode->hdisplay; - timings->hsync_len = mode->hsync_end - mode->hsync_start; - timings->hback_porch = mode->htotal - mode->hsync_end; - - timings->vactive = mode->vdisplay; - timings->vfront_porch = mode->vsync_start - mode->vdisplay; - timings->vsync_len = mode->vsync_end - mode->vsync_start; - timings->vback_porch = mode->vtotal - mode->vsync_end; - - if (mode->flags & DRM_MODE_FLAG_INTERLACE) - timings->flags |= DISPLAY_FLAGS_INTERLACED; - - if (mode->flags & DRM_MODE_FLAG_DBLCLK) - timings->flags |= DISPLAY_FLAGS_DOUBLECLK; - - if (mode->flags & DRM_MODE_FLAG_PHSYNC) - timings->flags |= DISPLAY_FLAGS_HSYNC_HIGH; - else - timings->flags |= DISPLAY_FLAGS_HSYNC_LOW; - - if (mode->flags & DRM_MODE_FLAG_PVSYNC) - timings->flags |= DISPLAY_FLAGS_VSYNC_HIGH; - else - timings->flags |= DISPLAY_FLAGS_VSYNC_LOW; - - timings->flags |= DISPLAY_FLAGS_DE_HIGH | - DISPLAY_FLAGS_PIXDATA_POSEDGE | - DISPLAY_FLAGS_SYNC_NEGEDGE; -} - static enum drm_connector_status omap_connector_detect( struct drm_connector *connector, bool force) { @@ -188,11 +118,11 @@ static int omap_connector_get_modes(struct drm_connector *connector) kfree(edid); } else { struct drm_display_mode *mode = drm_mode_create(dev); - struct omap_video_timings timings = {0}; + struct videomode timings = {0}; dssdrv->get_timings(dssdev, &timings); - copy_timings_omap_to_drm(mode, &timings); + drm_display_mode_from_videomode(&timings, mode); mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED; drm_mode_set_name(mode); @@ -210,12 +140,14 @@ static int omap_connector_mode_valid(struct drm_connector *connector, struct omap_connector *omap_connector = to_omap_connector(connector); struct omap_dss_device *dssdev = omap_connector->dssdev; struct omap_dss_driver *dssdrv = dssdev->driver; - struct omap_video_timings timings = {0}; + struct videomode timings = {0}; struct drm_device *dev = connector->dev; struct drm_display_mode *new_mode; int r, ret = MODE_BAD; - copy_timings_drm_to_omap(&timings, mode); + drm_display_mode_to_videomode(mode, &timings); + timings.flags |= DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE | + DISPLAY_FLAGS_SYNC_NEGEDGE; mode->vrefresh = drm_mode_vrefresh(mode); /* @@ -226,11 +158,11 @@ static int omap_connector_mode_valid(struct drm_connector *connector, if (dssdrv->check_timings) { r = dssdrv->check_timings(dssdev, &timings); } else { - struct omap_video_timings t = {0}; + struct videomode t = {0}; dssdrv->get_timings(dssdev, &t); - if (memcmp(&timings, &t, sizeof(struct omap_video_timings))) + if (memcmp(&timings, &t, sizeof(struct videomode))) r = -EINVAL; else r = 0; diff --git a/drivers/gpu/drm/omapdrm/omap_crtc.c b/drivers/gpu/drm/omapdrm/omap_crtc.c index a25d5f769d6f..c819e350fb1b 100644 --- a/drivers/gpu/drm/omapdrm/omap_crtc.c +++ b/drivers/gpu/drm/omapdrm/omap_crtc.c @@ -34,7 +34,7 @@ struct omap_crtc { const char *name; enum omap_channel channel; - struct omap_video_timings timings; + struct videomode timings; struct omap_drm_irq vblank_irq; struct omap_drm_irq error_irq; @@ -56,7 +56,7 @@ uint32_t pipe2vbl(struct drm_crtc *crtc) return dispc_mgr_get_vsync_irq(omap_crtc->channel); } -struct omap_video_timings *omap_crtc_timings(struct drm_crtc *crtc) +struct videomode *omap_crtc_timings(struct drm_crtc *crtc) { struct omap_crtc *omap_crtc = to_omap_crtc(crtc); return &omap_crtc->timings; @@ -215,7 +215,7 @@ static void omap_crtc_dss_disable(enum omap_channel channel) } static void omap_crtc_dss_set_timings(enum omap_channel channel, - const struct omap_video_timings *timings) + const struct videomode *timings) { struct omap_crtc *omap_crtc = omap_crtcs[channel]; DBG("%s", omap_crtc->name); @@ -369,7 +369,10 @@ static void omap_crtc_mode_set_nofb(struct drm_crtc *crtc) mode->vdisplay, mode->vsync_start, mode->vsync_end, mode->vtotal, mode->type, mode->flags); - copy_timings_drm_to_omap(&omap_crtc->timings, mode); + drm_display_mode_to_videomode(mode, &omap_crtc->timings); + omap_crtc->timings.flags |= DISPLAY_FLAGS_DE_HIGH | + DISPLAY_FLAGS_PIXDATA_POSEDGE | + DISPLAY_FLAGS_SYNC_NEGEDGE; } static int omap_crtc_atomic_check(struct drm_crtc *crtc, diff --git a/drivers/gpu/drm/omapdrm/omap_drv.h b/drivers/gpu/drm/omapdrm/omap_drv.h index dcc30a98b9d4..4c51135eb9a6 100644 --- a/drivers/gpu/drm/omapdrm/omap_drv.h +++ b/drivers/gpu/drm/omapdrm/omap_drv.h @@ -148,7 +148,7 @@ static inline void omap_fbdev_free(struct drm_device *dev) } #endif -struct omap_video_timings *omap_crtc_timings(struct drm_crtc *crtc); +struct videomode *omap_crtc_timings(struct drm_crtc *crtc); enum omap_channel omap_crtc_channel(struct drm_crtc *crtc); void omap_crtc_pre_init(void); void omap_crtc_pre_uninit(void); @@ -171,11 +171,6 @@ struct drm_encoder *omap_connector_attached_encoder( struct drm_connector *connector); bool omap_connector_get_hdmi_mode(struct drm_connector *connector); -void copy_timings_omap_to_drm(struct drm_display_mode *mode, - struct omap_video_timings *timings); -void copy_timings_drm_to_omap(struct omap_video_timings *timings, - struct drm_display_mode *mode); - uint32_t omap_framebuffer_get_formats(uint32_t *pixel_formats, uint32_t max_formats, enum omap_color_mode supported_modes); struct drm_framebuffer *omap_framebuffer_create(struct drm_device *dev, diff --git a/drivers/gpu/drm/omapdrm/omap_encoder.c b/drivers/gpu/drm/omapdrm/omap_encoder.c index 0bbb9c59622e..f54065e9e2bf 100644 --- a/drivers/gpu/drm/omapdrm/omap_encoder.c +++ b/drivers/gpu/drm/omapdrm/omap_encoder.c @@ -102,7 +102,7 @@ static void omap_encoder_disable(struct drm_encoder *encoder) static int omap_encoder_update(struct drm_encoder *encoder, enum omap_channel channel, - struct omap_video_timings *timings) + struct videomode *timings) { struct drm_device *dev = encoder->dev; struct omap_encoder *omap_encoder = to_omap_encoder(encoder); @@ -113,11 +113,11 @@ static int omap_encoder_update(struct drm_encoder *encoder, if (dssdrv->check_timings) { ret = dssdrv->check_timings(dssdev, timings); } else { - struct omap_video_timings t = {0}; + struct videomode t = {0}; dssdrv->get_timings(dssdev, &t); - if (memcmp(timings, &t, sizeof(struct omap_video_timings))) + if (memcmp(timings, &t, sizeof(struct videomode))) ret = -EINVAL; else ret = 0; -- cgit v1.2.3 From da11bbbb10a964c293c2e2e702ea62ad6cba48b4 Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 14:07:04 +0300 Subject: drm/omap: Use consistent name for struct videomode Use 'vm' to refer to a struct videomode instead of 'p', 't', 'timings' or something else. The code will be easier to follow if we use consistent names. Signed-off-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- .../gpu/drm/omapdrm/displays/connector-analog-tv.c | 26 ++--- drivers/gpu/drm/omapdrm/displays/connector-dvi.c | 26 ++--- drivers/gpu/drm/omapdrm/displays/connector-hdmi.c | 26 ++--- drivers/gpu/drm/omapdrm/displays/encoder-opa362.c | 20 ++-- drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c | 31 +++--- .../gpu/drm/omapdrm/displays/encoder-tpd12s015.c | 20 ++-- drivers/gpu/drm/omapdrm/displays/panel-dpi.c | 26 ++--- drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c | 23 ++--- .../omapdrm/displays/panel-lgphilips-lb035q02.c | 26 ++--- .../drm/omapdrm/displays/panel-nec-nl8048hl11.c | 26 ++--- .../drm/omapdrm/displays/panel-sharp-ls037v7dw01.c | 26 ++--- .../drm/omapdrm/displays/panel-sony-acx565akm.c | 26 ++--- .../drm/omapdrm/displays/panel-tpo-td028ttec1.c | 26 ++--- .../drm/omapdrm/displays/panel-tpo-td043mtea1.c | 26 ++--- drivers/gpu/drm/omapdrm/dss/dispc.c | 114 ++++++++++----------- drivers/gpu/drm/omapdrm/dss/display.c | 8 +- drivers/gpu/drm/omapdrm/dss/dpi.c | 38 +++---- drivers/gpu/drm/omapdrm/dss/dsi.c | 108 +++++++++---------- drivers/gpu/drm/omapdrm/dss/dss.h | 5 +- drivers/gpu/drm/omapdrm/dss/hdmi.h | 8 +- drivers/gpu/drm/omapdrm/dss/hdmi4.c | 32 +++--- drivers/gpu/drm/omapdrm/dss/hdmi4_core.c | 8 +- drivers/gpu/drm/omapdrm/dss/hdmi5.c | 32 +++--- drivers/gpu/drm/omapdrm/dss/hdmi5_core.c | 68 ++++++------ drivers/gpu/drm/omapdrm/dss/hdmi_wp.c | 58 +++++------ drivers/gpu/drm/omapdrm/dss/omapdss.h | 57 +++++------ drivers/gpu/drm/omapdrm/dss/output.c | 5 +- drivers/gpu/drm/omapdrm/dss/rfbi.c | 52 +++++----- drivers/gpu/drm/omapdrm/dss/sdi.c | 30 +++--- drivers/gpu/drm/omapdrm/dss/venc.c | 39 ++++--- drivers/gpu/drm/omapdrm/omap_connector.c | 20 ++-- drivers/gpu/drm/omapdrm/omap_crtc.c | 18 ++-- drivers/gpu/drm/omapdrm/omap_encoder.c | 8 +- 33 files changed, 527 insertions(+), 535 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c index 53a4e6942616..aaa8a58390f1 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-analog-tv.c @@ -24,12 +24,12 @@ struct panel_drv_data { struct device *dev; - struct videomode timings; + struct videomode vm; bool invert_polarity; }; -static const struct videomode tvc_pal_timings = { +static const struct videomode tvc_pal_vm = { .hactive = 720, .vactive = 574, .pixelclock = 13500000, @@ -93,7 +93,7 @@ static int tvc_enable(struct omap_dss_device *dssdev) if (omapdss_device_is_enabled(dssdev)) return 0; - in->ops.atv->set_timings(in, &ddata->timings); + in->ops.atv->set_timings(in, &ddata->vm); if (!ddata->dev->of_node) { in->ops.atv->set_type(in, OMAP_DSS_VENC_TYPE_COMPOSITE); @@ -127,32 +127,32 @@ static void tvc_disable(struct omap_dss_device *dssdev) } static void tvc_set_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; - ddata->timings = *timings; - dssdev->panel.timings = *timings; + ddata->vm = *vm; + dssdev->panel.vm = *vm; - in->ops.atv->set_timings(in, timings); + in->ops.atv->set_timings(in, vm); } static void tvc_get_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); - *timings = ddata->timings; + *vm = ddata->vm; } static int tvc_check_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; - return in->ops.atv->check_timings(in, timings); + return in->ops.atv->check_timings(in, vm); } static u32 tvc_get_wss(struct omap_dss_device *dssdev) @@ -254,14 +254,14 @@ static int tvc_probe(struct platform_device *pdev) return -ENODEV; } - ddata->timings = tvc_pal_timings; + ddata->vm = tvc_pal_vm; dssdev = &ddata->dssdev; dssdev->driver = &tvc_driver; dssdev->dev = &pdev->dev; dssdev->type = OMAP_DISPLAY_TYPE_VENC; dssdev->owner = THIS_MODULE; - dssdev->panel.timings = tvc_pal_timings; + dssdev->panel.vm = tvc_pal_vm; r = omapdss_register_display(dssdev); if (r) { diff --git a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c index f4f8bf07f38b..d6875d9fcefa 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-dvi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-dvi.c @@ -19,7 +19,7 @@ #include "../dss/omapdss.h" -static const struct videomode dvic_default_timings = { +static const struct videomode dvic_default_vm = { .hactive = 640, .vactive = 480, @@ -42,7 +42,7 @@ struct panel_drv_data { struct omap_dss_device dssdev; struct omap_dss_device *in; - struct videomode timings; + struct videomode vm; struct i2c_adapter *i2c_adapter; }; @@ -88,7 +88,7 @@ static int dvic_enable(struct omap_dss_device *dssdev) if (omapdss_device_is_enabled(dssdev)) return 0; - in->ops.dvi->set_timings(in, &ddata->timings); + in->ops.dvi->set_timings(in, &ddata->vm); r = in->ops.dvi->enable(in); if (r) @@ -113,32 +113,32 @@ static void dvic_disable(struct omap_dss_device *dssdev) } static void dvic_set_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; - ddata->timings = *timings; - dssdev->panel.timings = *timings; + ddata->vm = *vm; + dssdev->panel.vm = *vm; - in->ops.dvi->set_timings(in, timings); + in->ops.dvi->set_timings(in, vm); } static void dvic_get_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); - *timings = ddata->timings; + *vm = ddata->vm; } static int dvic_check_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; - return in->ops.dvi->check_timings(in, timings); + return in->ops.dvi->check_timings(in, vm); } static int dvic_ddc_read(struct i2c_adapter *adapter, @@ -285,14 +285,14 @@ static int dvic_probe(struct platform_device *pdev) if (r) return r; - ddata->timings = dvic_default_timings; + ddata->vm = dvic_default_vm; dssdev = &ddata->dssdev; dssdev->driver = &dvic_driver; dssdev->dev = &pdev->dev; dssdev->type = OMAP_DISPLAY_TYPE_DVI; dssdev->owner = THIS_MODULE; - dssdev->panel.timings = dvic_default_timings; + dssdev->panel.vm = dvic_default_vm; r = omapdss_register_display(dssdev); if (r) { diff --git a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c index 4f77e03abd43..1ef130641bae 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c @@ -21,7 +21,7 @@ #include "../dss/omapdss.h" -static const struct videomode hdmic_default_timings = { +static const struct videomode hdmic_default_vm = { .hactive = 640, .vactive = 480, .pixelclock = 25175000, @@ -41,7 +41,7 @@ struct panel_drv_data { struct device *dev; - struct videomode timings; + struct videomode vm; int hpd_gpio; }; @@ -93,7 +93,7 @@ static int hdmic_enable(struct omap_dss_device *dssdev) if (omapdss_device_is_enabled(dssdev)) return 0; - in->ops.hdmi->set_timings(in, &ddata->timings); + in->ops.hdmi->set_timings(in, &ddata->vm); r = in->ops.hdmi->enable(in); if (r) @@ -120,32 +120,32 @@ static void hdmic_disable(struct omap_dss_device *dssdev) } static void hdmic_set_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; - ddata->timings = *timings; - dssdev->panel.timings = *timings; + ddata->vm = *vm; + dssdev->panel.vm = *vm; - in->ops.hdmi->set_timings(in, timings); + in->ops.hdmi->set_timings(in, vm); } static void hdmic_get_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); - *timings = ddata->timings; + *vm = ddata->vm; } static int hdmic_check_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; - return in->ops.hdmi->check_timings(in, timings); + return in->ops.hdmi->check_timings(in, vm); } static int hdmic_read_edid(struct omap_dss_device *dssdev, @@ -256,14 +256,14 @@ static int hdmic_probe(struct platform_device *pdev) goto err_reg; } - ddata->timings = hdmic_default_timings; + ddata->vm = hdmic_default_vm; dssdev = &ddata->dssdev; dssdev->driver = &hdmic_driver; dssdev->dev = &pdev->dev; dssdev->type = OMAP_DISPLAY_TYPE_HDMI; dssdev->owner = THIS_MODULE; - dssdev->panel.timings = hdmic_default_timings; + dssdev->panel.vm = hdmic_default_vm; r = omapdss_register_display(dssdev); if (r) { diff --git a/drivers/gpu/drm/omapdrm/displays/encoder-opa362.c b/drivers/gpu/drm/omapdrm/displays/encoder-opa362.c index e997128343c1..f7a5731492d0 100644 --- a/drivers/gpu/drm/omapdrm/displays/encoder-opa362.c +++ b/drivers/gpu/drm/omapdrm/displays/encoder-opa362.c @@ -27,7 +27,7 @@ struct panel_drv_data { struct gpio_desc *enable_gpio; - struct videomode timings; + struct videomode vm; }; #define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev) @@ -90,7 +90,7 @@ static int opa362_enable(struct omap_dss_device *dssdev) if (omapdss_device_is_enabled(dssdev)) return 0; - in->ops.atv->set_timings(in, &ddata->timings); + in->ops.atv->set_timings(in, &ddata->vm); r = in->ops.atv->enable(in); if (r) @@ -123,38 +123,38 @@ static void opa362_disable(struct omap_dss_device *dssdev) } static void opa362_set_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; dev_dbg(dssdev->dev, "set_timings\n"); - ddata->timings = *timings; - dssdev->panel.timings = *timings; + ddata->vm = *vm; + dssdev->panel.vm = *vm; - in->ops.atv->set_timings(in, timings); + in->ops.atv->set_timings(in, vm); } static void opa362_get_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); dev_dbg(dssdev->dev, "get_timings\n"); - *timings = ddata->timings; + *vm = ddata->vm; } static int opa362_check_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; dev_dbg(dssdev->dev, "check_timings\n"); - return in->ops.atv->check_timings(in, timings); + return in->ops.atv->check_timings(in, vm); } static void opa362_set_type(struct omap_dss_device *dssdev, diff --git a/drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c b/drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c index 96f0e7e7f889..13e32d02c884 100644 --- a/drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c +++ b/drivers/gpu/drm/omapdrm/displays/encoder-tfp410.c @@ -24,7 +24,7 @@ struct panel_drv_data { int pd_gpio; int data_lines; - struct videomode timings; + struct videomode vm; }; #define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev) @@ -81,7 +81,7 @@ static int tfp410_enable(struct omap_dss_device *dssdev) if (omapdss_device_is_enabled(dssdev)) return 0; - in->ops.dpi->set_timings(in, &ddata->timings); + in->ops.dpi->set_timings(in, &ddata->vm); if (ddata->data_lines) in->ops.dpi->set_data_lines(in, ddata->data_lines); @@ -113,44 +113,43 @@ static void tfp410_disable(struct omap_dss_device *dssdev) dssdev->state = OMAP_DSS_DISPLAY_DISABLED; } -static void tfp410_fix_timings(struct videomode *timings) +static void tfp410_fix_timings(struct videomode *vm) { - timings->flags |= DISPLAY_FLAGS_DE_HIGH | - DISPLAY_FLAGS_PIXDATA_POSEDGE | - DISPLAY_FLAGS_SYNC_POSEDGE; + vm->flags |= DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE | + DISPLAY_FLAGS_SYNC_POSEDGE; } static void tfp410_set_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; - tfp410_fix_timings(timings); + tfp410_fix_timings(vm); - ddata->timings = *timings; - dssdev->panel.timings = *timings; + ddata->vm = *vm; + dssdev->panel.vm = *vm; - in->ops.dpi->set_timings(in, timings); + in->ops.dpi->set_timings(in, vm); } static void tfp410_get_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); - *timings = ddata->timings; + *vm = ddata->vm; } static int tfp410_check_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; - tfp410_fix_timings(timings); + tfp410_fix_timings(vm); - return in->ops.dpi->check_timings(in, timings); + return in->ops.dpi->check_timings(in, vm); } static const struct omapdss_dvi_ops tfp410_dvi_ops = { diff --git a/drivers/gpu/drm/omapdrm/displays/encoder-tpd12s015.c b/drivers/gpu/drm/omapdrm/displays/encoder-tpd12s015.c index f4608c5a9e93..6d8f79b29af6 100644 --- a/drivers/gpu/drm/omapdrm/displays/encoder-tpd12s015.c +++ b/drivers/gpu/drm/omapdrm/displays/encoder-tpd12s015.c @@ -26,7 +26,7 @@ struct panel_drv_data { struct gpio_desc *ls_oe_gpio; struct gpio_desc *hpd_gpio; - struct videomode timings; + struct videomode vm; }; #define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev) @@ -80,7 +80,7 @@ static int tpd_enable(struct omap_dss_device *dssdev) if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE) return 0; - in->ops.hdmi->set_timings(in, &ddata->timings); + in->ops.hdmi->set_timings(in, &ddata->vm); r = in->ops.hdmi->enable(in); if (r) @@ -105,33 +105,33 @@ static void tpd_disable(struct omap_dss_device *dssdev) } static void tpd_set_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; - ddata->timings = *timings; - dssdev->panel.timings = *timings; + ddata->vm = *vm; + dssdev->panel.vm = *vm; - in->ops.hdmi->set_timings(in, timings); + in->ops.hdmi->set_timings(in, vm); } static void tpd_get_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); - *timings = ddata->timings; + *vm = ddata->vm; } static int tpd_check_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; int r; - r = in->ops.hdmi->check_timings(in, timings); + r = in->ops.hdmi->check_timings(in, vm); return r; } diff --git a/drivers/gpu/drm/omapdrm/displays/panel-dpi.c b/drivers/gpu/drm/omapdrm/displays/panel-dpi.c index 50359b3d9db2..38003208d9ca 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-dpi.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-dpi.c @@ -28,7 +28,7 @@ struct panel_drv_data { int data_lines; - struct videomode videomode; + struct videomode vm; /* used for non-DT boot, to be removed */ int backlight_gpio; @@ -80,7 +80,7 @@ static int panel_dpi_enable(struct omap_dss_device *dssdev) if (ddata->data_lines) in->ops.dpi->set_data_lines(in, ddata->data_lines); - in->ops.dpi->set_timings(in, &ddata->videomode); + in->ops.dpi->set_timings(in, &ddata->vm); r = in->ops.dpi->enable(in); if (r) @@ -122,32 +122,32 @@ static void panel_dpi_disable(struct omap_dss_device *dssdev) } static void panel_dpi_set_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; - ddata->videomode = *timings; - dssdev->panel.timings = *timings; + ddata->vm = *vm; + dssdev->panel.vm = *vm; - in->ops.dpi->set_timings(in, timings); + in->ops.dpi->set_timings(in, vm); } static void panel_dpi_get_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); - *timings = ddata->videomode; + *vm = ddata->vm; } static int panel_dpi_check_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; - return in->ops.dpi->check_timings(in, timings); + return in->ops.dpi->check_timings(in, vm); } static struct omap_dss_driver panel_dpi_ops = { @@ -184,7 +184,7 @@ static int panel_dpi_probe_pdata(struct platform_device *pdev) ddata->data_lines = pdata->data_lines; - videomode_from_timing(pdata->display_timing, &ddata->videomode); + videomode_from_timing(pdata->display_timing, &ddata->vm); dssdev = &ddata->dssdev; dssdev->name = pdata->name; @@ -242,7 +242,7 @@ static int panel_dpi_probe_of(struct platform_device *pdev) return r; } - videomode_from_timing(&timing, &ddata->videomode); + videomode_from_timing(&timing, &ddata->vm); in = omapdss_of_find_source_for_first_ep(node); if (IS_ERR(in)) { @@ -291,7 +291,7 @@ static int panel_dpi_probe(struct platform_device *pdev) dssdev->driver = &panel_dpi_ops; dssdev->type = OMAP_DISPLAY_TYPE_DPI; dssdev->owner = THIS_MODULE; - dssdev->panel.timings = ddata->videomode; + dssdev->panel.vm = ddata->vm; dssdev->phy.dpi.data_lines = ddata->data_lines; r = omapdss_register_display(dssdev); diff --git a/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c b/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c index 10a2a69ced2a..dc026a843712 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-dsi-cm.c @@ -42,7 +42,7 @@ struct panel_drv_data { struct omap_dss_device dssdev; struct omap_dss_device *in; - struct videomode timings; + struct videomode vm; struct platform_device *pdev; @@ -382,8 +382,8 @@ static const struct backlight_ops dsicm_bl_ops = { static void dsicm_get_resolution(struct omap_dss_device *dssdev, u16 *xres, u16 *yres) { - *xres = dssdev->panel.timings.hactive; - *yres = dssdev->panel.timings.vactive; + *xres = dssdev->panel.vm.hactive; + *yres = dssdev->panel.vm.vactive; } static ssize_t dsicm_num_errors_show(struct device *dev, @@ -589,7 +589,7 @@ static int dsicm_power_on(struct panel_drv_data *ddata) struct omap_dss_dsi_config dsi_config = { .mode = OMAP_DSS_DSI_CMD_MODE, .pixel_format = OMAP_DSS_DSI_FMT_RGB888, - .timings = &ddata->timings, + .vm = &ddata->vm, .hs_clk_min = 150000000, .hs_clk_max = 300000000, .lp_clk_min = 7000000, @@ -892,8 +892,8 @@ static int dsicm_update(struct omap_dss_device *dssdev, /* XXX no need to send this every frame, but dsi break if not done */ r = dsicm_set_update_window(ddata, 0, 0, - dssdev->panel.timings.hactive, - dssdev->panel.timings.vactive); + dssdev->panel.vm.hactive, + dssdev->panel.vm.vactive); if (r) goto err; @@ -1024,8 +1024,7 @@ static int dsicm_memory_read(struct omap_dss_device *dssdev, } size = min((u32)w * h * 3, - dssdev->panel.timings.hactive * - dssdev->panel.timings.vactive * 3); + dssdev->panel.vm.hactive * dssdev->panel.vm.vactive * 3); in->ops.dsi->bus_lock(in); @@ -1186,14 +1185,14 @@ static int dsicm_probe(struct platform_device *pdev) if (r) return r; - ddata->timings.hactive = 864; - ddata->timings.vactive = 480; - ddata->timings.pixelclock = 864 * 480 * 60; + ddata->vm.hactive = 864; + ddata->vm.vactive = 480; + ddata->vm.pixelclock = 864 * 480 * 60; dssdev = &ddata->dssdev; dssdev->dev = dev; dssdev->driver = &dsicm_ops; - dssdev->panel.timings = ddata->timings; + dssdev->panel.vm = ddata->vm; dssdev->type = OMAP_DISPLAY_TYPE_DSI; dssdev->owner = THIS_MODULE; diff --git a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c index 3559efd6170d..b36fa0a57b61 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c @@ -19,7 +19,7 @@ #include "../dss/omapdss.h" -static struct videomode lb035q02_timings = { +static struct videomode lb035q02_vm = { .hactive = 320, .vactive = 240, @@ -46,7 +46,7 @@ struct panel_drv_data { int data_lines; - struct videomode videomode; + struct videomode vm; struct gpio_desc *enable_gpio; }; @@ -156,7 +156,7 @@ static int lb035q02_enable(struct omap_dss_device *dssdev) if (ddata->data_lines) in->ops.dpi->set_data_lines(in, ddata->data_lines); - in->ops.dpi->set_timings(in, &ddata->videomode); + in->ops.dpi->set_timings(in, &ddata->vm); r = in->ops.dpi->enable(in); if (r) @@ -187,32 +187,32 @@ static void lb035q02_disable(struct omap_dss_device *dssdev) } static void lb035q02_set_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; - ddata->videomode = *timings; - dssdev->panel.timings = *timings; + ddata->vm = *vm; + dssdev->panel.vm = *vm; - in->ops.dpi->set_timings(in, timings); + in->ops.dpi->set_timings(in, vm); } static void lb035q02_get_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); - *timings = ddata->videomode; + *vm = ddata->vm; } static int lb035q02_check_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; - return in->ops.dpi->check_timings(in, timings); + return in->ops.dpi->check_timings(in, vm); } static struct omap_dss_driver lb035q02_ops = { @@ -276,14 +276,14 @@ static int lb035q02_panel_spi_probe(struct spi_device *spi) if (r) return r; - ddata->videomode = lb035q02_timings; + ddata->vm = lb035q02_vm; dssdev = &ddata->dssdev; dssdev->dev = &spi->dev; dssdev->driver = &lb035q02_ops; dssdev->type = OMAP_DISPLAY_TYPE_DPI; dssdev->owner = THIS_MODULE; - dssdev->panel.timings = ddata->videomode; + dssdev->panel.vm = ddata->vm; dssdev->phy.dpi.data_lines = ddata->data_lines; r = omapdss_register_display(dssdev); diff --git a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c index 5e1e3a02c32b..2de27ba01552 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-nec-nl8048hl11.c @@ -23,7 +23,7 @@ struct panel_drv_data { struct omap_dss_device dssdev; struct omap_dss_device *in; - struct videomode videomode; + struct videomode vm; int data_lines; @@ -65,7 +65,7 @@ static const struct { { 156, 0x00 }, { 157, 0x00 }, { 2, 0x00 }, }; -static const struct videomode nec_8048_panel_timings = { +static const struct videomode nec_8048_panel_vm = { .hactive = LCD_XRES, .vactive = LCD_YRES, .pixelclock = LCD_PIXEL_CLOCK, @@ -155,7 +155,7 @@ static int nec_8048_enable(struct omap_dss_device *dssdev) if (ddata->data_lines) in->ops.dpi->set_data_lines(in, ddata->data_lines); - in->ops.dpi->set_timings(in, &ddata->videomode); + in->ops.dpi->set_timings(in, &ddata->vm); r = in->ops.dpi->enable(in); if (r) @@ -186,32 +186,32 @@ static void nec_8048_disable(struct omap_dss_device *dssdev) } static void nec_8048_set_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; - ddata->videomode = *timings; - dssdev->panel.timings = *timings; + ddata->vm = *vm; + dssdev->panel.vm = *vm; - in->ops.dpi->set_timings(in, timings); + in->ops.dpi->set_timings(in, vm); } static void nec_8048_get_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); - *timings = ddata->videomode; + *vm = ddata->vm; } static int nec_8048_check_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; - return in->ops.dpi->check_timings(in, timings); + return in->ops.dpi->check_timings(in, vm); } static struct omap_dss_driver nec_8048_ops = { @@ -304,14 +304,14 @@ static int nec_8048_probe(struct spi_device *spi) goto err_gpio; } - ddata->videomode = nec_8048_panel_timings; + ddata->vm = nec_8048_panel_vm; dssdev = &ddata->dssdev; dssdev->dev = &spi->dev; dssdev->driver = &nec_8048_ops; dssdev->type = OMAP_DISPLAY_TYPE_DPI; dssdev->owner = THIS_MODULE; - dssdev->panel.timings = ddata->videomode; + dssdev->panel.vm = ddata->vm; r = omapdss_register_display(dssdev); if (r) { diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c index 0aac8aa0f685..fd33156bc34c 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c @@ -26,7 +26,7 @@ struct panel_drv_data { int data_lines; - struct videomode videomode; + struct videomode vm; struct gpio_desc *resb_gpio; /* low = reset active min 20 us */ struct gpio_desc *ini_gpio; /* high = power on */ @@ -35,7 +35,7 @@ struct panel_drv_data { struct gpio_desc *ud_gpio; /* high = conventional vertical scanning */ }; -static const struct videomode sharp_ls_timings = { +static const struct videomode sharp_ls_vm = { .hactive = 480, .vactive = 640, @@ -97,7 +97,7 @@ static int sharp_ls_enable(struct omap_dss_device *dssdev) if (ddata->data_lines) in->ops.dpi->set_data_lines(in, ddata->data_lines); - in->ops.dpi->set_timings(in, &ddata->videomode); + in->ops.dpi->set_timings(in, &ddata->vm); if (ddata->vcc) { r = regulator_enable(ddata->vcc); @@ -152,32 +152,32 @@ static void sharp_ls_disable(struct omap_dss_device *dssdev) } static void sharp_ls_set_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; - ddata->videomode = *timings; - dssdev->panel.timings = *timings; + ddata->vm = *vm; + dssdev->panel.vm = *vm; - in->ops.dpi->set_timings(in, timings); + in->ops.dpi->set_timings(in, vm); } static void sharp_ls_get_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); - *timings = ddata->videomode; + *vm = ddata->vm; } static int sharp_ls_check_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; - return in->ops.dpi->check_timings(in, timings); + return in->ops.dpi->check_timings(in, vm); } static struct omap_dss_driver sharp_ls_ops = { @@ -277,14 +277,14 @@ static int sharp_ls_probe(struct platform_device *pdev) if (r) return r; - ddata->videomode = sharp_ls_timings; + ddata->vm = sharp_ls_vm; dssdev = &ddata->dssdev; dssdev->dev = &pdev->dev; dssdev->driver = &sharp_ls_ops; dssdev->type = OMAP_DISPLAY_TYPE_DPI; dssdev->owner = THIS_MODULE; - dssdev->panel.timings = ddata->videomode; + dssdev->panel.vm = ddata->vm; dssdev->phy.dpi.data_lines = ddata->data_lines; r = omapdss_register_display(dssdev); diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c index e83e12724ff5..746cb8d9cba1 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sony-acx565akm.c @@ -71,7 +71,7 @@ struct panel_drv_data { int reset_gpio; int datapairs; - struct videomode videomode; + struct videomode vm; char *name; int enabled; @@ -92,7 +92,7 @@ struct panel_drv_data { struct backlight_device *bl_dev; }; -static const struct videomode acx565akm_panel_timings = { +static const struct videomode acx565akm_panel_vm = { .hactive = 800, .vactive = 480, .pixelclock = 24000000, @@ -545,7 +545,7 @@ static int acx565akm_panel_power_on(struct omap_dss_device *dssdev) dev_dbg(&ddata->spi->dev, "%s\n", __func__); - in->ops.sdi->set_timings(in, &ddata->videomode); + in->ops.sdi->set_timings(in, &ddata->vm); if (ddata->datapairs > 0) in->ops.sdi->set_datapairs(in, ddata->datapairs); @@ -659,32 +659,32 @@ static void acx565akm_disable(struct omap_dss_device *dssdev) } static void acx565akm_set_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; - ddata->videomode = *timings; - dssdev->panel.timings = *timings; + ddata->vm = *vm; + dssdev->panel.vm = *vm; - in->ops.sdi->set_timings(in, timings); + in->ops.sdi->set_timings(in, vm); } static void acx565akm_get_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); - *timings = ddata->videomode; + *vm = ddata->vm; } static int acx565akm_check_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; - return in->ops.sdi->check_timings(in, timings); + return in->ops.sdi->check_timings(in, vm); } static struct omap_dss_driver acx565akm_ops = { @@ -842,14 +842,14 @@ static int acx565akm_probe(struct spi_device *spi) acx565akm_bl_update_status(bldev); - ddata->videomode = acx565akm_panel_timings; + ddata->vm = acx565akm_panel_vm; dssdev = &ddata->dssdev; dssdev->dev = &spi->dev; dssdev->driver = &acx565akm_ops; dssdev->type = OMAP_DISPLAY_TYPE_SDI; dssdev->owner = THIS_MODULE; - dssdev->panel.timings = ddata->videomode; + dssdev->panel.vm = ddata->vm; r = omapdss_register_display(dssdev); if (r) { diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c index 2b38867e17a5..c003f4dd2a18 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c @@ -37,12 +37,12 @@ struct panel_drv_data { int data_lines; - struct videomode videomode; + struct videomode vm; struct spi_device *spi_dev; }; -static struct videomode td028ttec1_panel_timings = { +static struct videomode td028ttec1_panel_vm = { .hactive = 480, .vactive = 640, .pixelclock = 22153000, @@ -205,7 +205,7 @@ static int td028ttec1_panel_enable(struct omap_dss_device *dssdev) if (ddata->data_lines) in->ops.dpi->set_data_lines(in, ddata->data_lines); - in->ops.dpi->set_timings(in, &ddata->videomode); + in->ops.dpi->set_timings(in, &ddata->vm); r = in->ops.dpi->enable(in); if (r) @@ -322,32 +322,32 @@ static void td028ttec1_panel_disable(struct omap_dss_device *dssdev) } static void td028ttec1_panel_set_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; - ddata->videomode = *timings; - dssdev->panel.timings = *timings; + ddata->vm = *vm; + dssdev->panel.vm = *vm; - in->ops.dpi->set_timings(in, timings); + in->ops.dpi->set_timings(in, vm); } static void td028ttec1_panel_get_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); - *timings = ddata->videomode; + *vm = ddata->vm; } static int td028ttec1_panel_check_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; - return in->ops.dpi->check_timings(in, timings); + return in->ops.dpi->check_timings(in, vm); } static struct omap_dss_driver td028ttec1_ops = { @@ -411,14 +411,14 @@ static int td028ttec1_panel_probe(struct spi_device *spi) if (r) return r; - ddata->videomode = td028ttec1_panel_timings; + ddata->vm = td028ttec1_panel_vm; dssdev = &ddata->dssdev; dssdev->dev = &spi->dev; dssdev->driver = &td028ttec1_ops; dssdev->type = OMAP_DISPLAY_TYPE_DPI; dssdev->owner = THIS_MODULE; - dssdev->panel.timings = ddata->videomode; + dssdev->panel.vm = ddata->vm; dssdev->phy.dpi.data_lines = ddata->data_lines; r = omapdss_register_display(dssdev); diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c index da7b75751c71..f78102aab2e6 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c @@ -56,7 +56,7 @@ struct panel_drv_data { struct omap_dss_device dssdev; struct omap_dss_device *in; - struct videomode videomode; + struct videomode vm; int data_lines; @@ -72,7 +72,7 @@ struct panel_drv_data { u32 power_on_resume:1; }; -static const struct videomode tpo_td043_timings = { +static const struct videomode tpo_td043_vm = { .hactive = 800, .vactive = 480, @@ -376,7 +376,7 @@ static int tpo_td043_enable(struct omap_dss_device *dssdev) if (ddata->data_lines) in->ops.dpi->set_data_lines(in, ddata->data_lines); - in->ops.dpi->set_timings(in, &ddata->videomode); + in->ops.dpi->set_timings(in, &ddata->vm); r = in->ops.dpi->enable(in); if (r) @@ -416,32 +416,32 @@ static void tpo_td043_disable(struct omap_dss_device *dssdev) } static void tpo_td043_set_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; - ddata->videomode = *timings; - dssdev->panel.timings = *timings; + ddata->vm = *vm; + dssdev->panel.vm = *vm; - in->ops.dpi->set_timings(in, timings); + in->ops.dpi->set_timings(in, vm); } static void tpo_td043_get_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); - *timings = ddata->videomode; + *vm = ddata->vm; } static int tpo_td043_check_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; - return in->ops.dpi->check_timings(in, timings); + return in->ops.dpi->check_timings(in, vm); } static struct omap_dss_driver tpo_td043_ops = { @@ -544,14 +544,14 @@ static int tpo_td043_probe(struct spi_device *spi) goto err_sysfs; } - ddata->videomode = tpo_td043_timings; + ddata->vm = tpo_td043_vm; dssdev = &ddata->dssdev; dssdev->dev = &spi->dev; dssdev->driver = &tpo_td043_ops; dssdev->type = OMAP_DISPLAY_TYPE_DPI; dssdev->owner = THIS_MODULE; - dssdev->panel.timings = ddata->videomode; + dssdev->panel.vm = ddata->vm; r = omapdss_register_display(dssdev); if (r) { diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c index a5b7488a5cfb..c839f6456db2 100644 --- a/drivers/gpu/drm/omapdrm/dss/dispc.c +++ b/drivers/gpu/drm/omapdrm/dss/dispc.c @@ -75,7 +75,7 @@ struct dispc_features { unsigned long max_lcd_pclk; unsigned long max_tv_pclk; int (*calc_scaling) (unsigned long pclk, unsigned long lclk, - const struct videomode *mgr_timings, + const struct videomode *vm, u16 width, u16 height, u16 out_width, u16 out_height, enum omap_color_mode color_mode, bool *five_taps, int *x_predecim, int *y_predecim, int *decim_x, int *decim_y, @@ -2179,7 +2179,7 @@ static void calc_tiler_rotation_offset(u16 screen_width, u16 width, * undocumented horizontal position and timing related limitations. */ static int check_horiz_timing_omap3(unsigned long pclk, unsigned long lclk, - const struct videomode *t, u16 pos_x, + const struct videomode *vm, u16 pos_x, u16 width, u16 height, u16 out_width, u16 out_height, bool five_taps) { @@ -2189,15 +2189,15 @@ static int check_horiz_timing_omap3(unsigned long pclk, unsigned long lclk, u64 val, blank; int i; - nonactive = t->hactive + t->hfront_porch + t->hsync_len + - t->hback_porch - out_width; + nonactive = vm->hactive + vm->hfront_porch + vm->hsync_len + + vm->hback_porch - out_width; i = 0; if (out_height < height) i++; if (out_width < width) i++; - blank = div_u64((u64)(t->hback_porch + t->hsync_len + t->hfront_porch) * + blank = div_u64((u64)(vm->hback_porch + vm->hsync_len + vm->hfront_porch) * lclk, pclk); DSSDBG("blanking period + ppl = %llu (limit = %u)\n", blank, limits[i]); if (blank <= limits[i]) @@ -2233,7 +2233,7 @@ static int check_horiz_timing_omap3(unsigned long pclk, unsigned long lclk, } static unsigned long calc_core_clk_five_taps(unsigned long pclk, - const struct videomode *mgr_timings, u16 width, + const struct videomode *vm, u16 width, u16 height, u16 out_width, u16 out_height, enum omap_color_mode color_mode) { @@ -2244,7 +2244,7 @@ static unsigned long calc_core_clk_five_taps(unsigned long pclk, return (unsigned long) pclk; if (height > out_height) { - unsigned int ppl = mgr_timings->hactive; + unsigned int ppl = vm->hactive; tmp = (u64)pclk * height * out_width; do_div(tmp, 2 * out_height * ppl); @@ -2326,7 +2326,7 @@ static unsigned long calc_core_clk_44xx(unsigned long pclk, u16 width, } static int dispc_ovl_calc_scaling_24xx(unsigned long pclk, unsigned long lclk, - const struct videomode *mgr_timings, + const struct videomode *vm, u16 width, u16 height, u16 out_width, u16 out_height, enum omap_color_mode color_mode, bool *five_taps, int *x_predecim, int *y_predecim, int *decim_x, int *decim_y, @@ -2372,7 +2372,7 @@ static int dispc_ovl_calc_scaling_24xx(unsigned long pclk, unsigned long lclk, } static int dispc_ovl_calc_scaling_34xx(unsigned long pclk, unsigned long lclk, - const struct videomode *mgr_timings, + const struct videomode *vm, u16 width, u16 height, u16 out_width, u16 out_height, enum omap_color_mode color_mode, bool *five_taps, int *x_predecim, int *y_predecim, int *decim_x, int *decim_y, @@ -2394,7 +2394,7 @@ static int dispc_ovl_calc_scaling_34xx(unsigned long pclk, unsigned long lclk, *five_taps = false; again: if (*five_taps) - *core_clk = calc_core_clk_five_taps(pclk, mgr_timings, + *core_clk = calc_core_clk_five_taps(pclk, vm, in_width, in_height, out_width, out_height, color_mode); else @@ -2402,7 +2402,7 @@ again: in_height, out_width, out_height, mem_to_mem); - error = check_horiz_timing_omap3(pclk, lclk, mgr_timings, + error = check_horiz_timing_omap3(pclk, lclk, vm, pos_x, in_width, in_height, out_width, out_height, *five_taps); if (error && *five_taps) { @@ -2437,7 +2437,7 @@ again: return -EINVAL; } - if (check_horiz_timing_omap3(pclk, lclk, mgr_timings, pos_x, in_width, + if (check_horiz_timing_omap3(pclk, lclk, vm, pos_x, in_width, in_height, out_width, out_height, *five_taps)) { DSSERR("horizontal timing too tight\n"); return -EINVAL; @@ -2457,7 +2457,7 @@ again: } static int dispc_ovl_calc_scaling_44xx(unsigned long pclk, unsigned long lclk, - const struct videomode *mgr_timings, + const struct videomode *vm, u16 width, u16 height, u16 out_width, u16 out_height, enum omap_color_mode color_mode, bool *five_taps, int *x_predecim, int *y_predecim, int *decim_x, int *decim_y, @@ -2503,7 +2503,7 @@ static int dispc_ovl_calc_scaling_44xx(unsigned long pclk, unsigned long lclk, static int dispc_ovl_calc_scaling(unsigned long pclk, unsigned long lclk, enum omap_overlay_caps caps, - const struct videomode *mgr_timings, + const struct videomode *vm, u16 width, u16 height, u16 out_width, u16 out_height, enum omap_color_mode color_mode, bool *five_taps, int *x_predecim, int *y_predecim, u16 pos_x, @@ -2517,7 +2517,7 @@ static int dispc_ovl_calc_scaling(unsigned long pclk, unsigned long lclk, if (width == out_width && height == out_height) return 0; - if (!mem_to_mem && (pclk == 0 || mgr_timings->pixelclock == 0)) { + if (!mem_to_mem && (pclk == 0 || vm->pixelclock == 0)) { DSSERR("cannot calculate scaling settings: pclk is zero\n"); return -EINVAL; } @@ -2553,7 +2553,7 @@ static int dispc_ovl_calc_scaling(unsigned long pclk, unsigned long lclk, if (decim_y > *y_predecim || out_height > height * 8) return -EINVAL; - ret = dispc.feat->calc_scaling(pclk, lclk, mgr_timings, width, height, + ret = dispc.feat->calc_scaling(pclk, lclk, vm, width, height, out_width, out_height, color_mode, five_taps, x_predecim, y_predecim, &decim_x, &decim_y, pos_x, &core_clk, mem_to_mem); @@ -2593,7 +2593,7 @@ static int dispc_ovl_setup_common(enum omap_plane plane, u16 out_width, u16 out_height, enum omap_color_mode color_mode, u8 rotation, bool mirror, u8 zorder, u8 pre_mult_alpha, u8 global_alpha, enum omap_dss_rotation_type rotation_type, - bool replication, const struct videomode *mgr_timings, + bool replication, const struct videomode *vm, bool mem_to_mem) { bool five_taps = true; @@ -2607,7 +2607,7 @@ static int dispc_ovl_setup_common(enum omap_plane plane, u16 in_height = height; u16 in_width = width; int x_predecim = 1, y_predecim = 1; - bool ilace = !!(mgr_timings->flags & DISPLAY_FLAGS_INTERLACED); + bool ilace = !!(vm->flags & DISPLAY_FLAGS_INTERLACED); unsigned long pclk = dispc_plane_pclk_rate(plane); unsigned long lclk = dispc_plane_lclk_rate(plane); @@ -2649,7 +2649,7 @@ static int dispc_ovl_setup_common(enum omap_plane plane, if (!dss_feat_color_mode_supported(plane, color_mode)) return -EINVAL; - r = dispc_ovl_calc_scaling(pclk, lclk, caps, mgr_timings, in_width, + r = dispc_ovl_calc_scaling(pclk, lclk, caps, vm, in_width, in_height, out_width, out_height, color_mode, &five_taps, &x_predecim, &y_predecim, pos_x, rotation_type, mem_to_mem); @@ -2786,7 +2786,7 @@ static int dispc_ovl_setup_common(enum omap_plane plane, } int dispc_ovl_setup(enum omap_plane plane, const struct omap_overlay_info *oi, - bool replication, const struct videomode *mgr_timings, + bool replication, const struct videomode *vm, bool mem_to_mem) { int r; @@ -2805,14 +2805,14 @@ int dispc_ovl_setup(enum omap_plane plane, const struct omap_overlay_info *oi, oi->screen_width, oi->pos_x, oi->pos_y, oi->width, oi->height, oi->out_width, oi->out_height, oi->color_mode, oi->rotation, oi->mirror, oi->zorder, oi->pre_mult_alpha, oi->global_alpha, - oi->rotation_type, replication, mgr_timings, mem_to_mem); + oi->rotation_type, replication, vm, mem_to_mem); return r; } EXPORT_SYMBOL(dispc_ovl_setup); int dispc_wb_setup(const struct omap_dss_writeback_info *wi, - bool mem_to_mem, const struct videomode *mgr_timings) + bool mem_to_mem, const struct videomode *vm) { int r; u32 l; @@ -2821,8 +2821,8 @@ int dispc_wb_setup(const struct omap_dss_writeback_info *wi, const u8 zorder = 0, global_alpha = 0; const bool replication = false; bool truncation; - int in_width = mgr_timings->hactive; - int in_height = mgr_timings->vactive; + int in_width = vm->hactive; + int in_height = vm->vactive; enum omap_overlay_caps caps = OMAP_DSS_OVL_CAP_SCALE | OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA; @@ -2835,7 +2835,7 @@ int dispc_wb_setup(const struct omap_dss_writeback_info *wi, wi->buf_width, pos_x, pos_y, in_width, in_height, wi->width, wi->height, wi->color_mode, wi->rotation, wi->mirror, zorder, wi->pre_mult_alpha, global_alpha, wi->rotation_type, - replication, mgr_timings, mem_to_mem); + replication, vm, mem_to_mem); switch (wi->color_mode) { case OMAP_DSS_COLOR_RGB16: @@ -2869,9 +2869,8 @@ int dispc_wb_setup(const struct omap_dss_writeback_info *wi, } else { int wbdelay; - wbdelay = min(mgr_timings->vfront_porch + - mgr_timings->vsync_len + mgr_timings->vback_porch, - (u32)255); + wbdelay = min(vm->vfront_porch + + vm->vsync_len + vm->vback_porch, (u32)255); /* WBDELAYCOUNT */ REG_FLD_MOD(DISPC_OVL_ATTRIBUTES2(plane), wbdelay, 7, 0); @@ -3118,24 +3117,23 @@ static bool _dispc_mgr_pclk_ok(enum omap_channel channel, return pclk <= dispc.feat->max_tv_pclk; } -bool dispc_mgr_timings_ok(enum omap_channel channel, - const struct videomode *timings) +bool dispc_mgr_timings_ok(enum omap_channel channel, const struct videomode *vm) { - if (!_dispc_mgr_size_ok(timings->hactive, timings->vactive)) + if (!_dispc_mgr_size_ok(vm->hactive, vm->vactive)) return false; - if (!_dispc_mgr_pclk_ok(channel, timings->pixelclock)) + if (!_dispc_mgr_pclk_ok(channel, vm->pixelclock)) return false; if (dss_mgr_is_lcd(channel)) { /* TODO: OMAP4+ supports interlace for LCD outputs */ - if (timings->flags & DISPLAY_FLAGS_INTERLACED) + if (vm->flags & DISPLAY_FLAGS_INTERLACED) return false; - if (!_dispc_lcd_timings_ok(timings->hsync_len, - timings->hfront_porch, timings->hback_porch, - timings->vsync_len, timings->vfront_porch, - timings->vback_porch)) + if (!_dispc_lcd_timings_ok(vm->hsync_len, + vm->hfront_porch, vm->hback_porch, + vm->vsync_len, vm->vfront_porch, + vm->vback_porch)) return false; } @@ -3143,37 +3141,37 @@ bool dispc_mgr_timings_ok(enum omap_channel channel, } static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, - const struct videomode *ovt) + const struct videomode *vm) { u32 timing_h, timing_v, l; bool onoff, rf, ipc, vs, hs, de; - timing_h = FLD_VAL(ovt->hsync_len - 1, dispc.feat->sw_start, 0) | - FLD_VAL(ovt->hfront_porch - 1, dispc.feat->fp_start, 8) | - FLD_VAL(ovt->hback_porch - 1, dispc.feat->bp_start, 20); - timing_v = FLD_VAL(ovt->vsync_len - 1, dispc.feat->sw_start, 0) | - FLD_VAL(ovt->vfront_porch, dispc.feat->fp_start, 8) | - FLD_VAL(ovt->vback_porch, dispc.feat->bp_start, 20); + timing_h = FLD_VAL(vm->hsync_len - 1, dispc.feat->sw_start, 0) | + FLD_VAL(vm->hfront_porch - 1, dispc.feat->fp_start, 8) | + FLD_VAL(vm->hback_porch - 1, dispc.feat->bp_start, 20); + timing_v = FLD_VAL(vm->vsync_len - 1, dispc.feat->sw_start, 0) | + FLD_VAL(vm->vfront_porch, dispc.feat->fp_start, 8) | + FLD_VAL(vm->vback_porch, dispc.feat->bp_start, 20); dispc_write_reg(DISPC_TIMING_H(channel), timing_h); dispc_write_reg(DISPC_TIMING_V(channel), timing_v); - if (ovt->flags & DISPLAY_FLAGS_VSYNC_HIGH) + if (vm->flags & DISPLAY_FLAGS_VSYNC_HIGH) vs = false; else vs = true; - if (ovt->flags & DISPLAY_FLAGS_HSYNC_HIGH) + if (vm->flags & DISPLAY_FLAGS_HSYNC_HIGH) hs = false; else hs = true; - if (ovt->flags & DISPLAY_FLAGS_DE_HIGH) + if (vm->flags & DISPLAY_FLAGS_DE_HIGH) de = false; else de = true; - if (ovt->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE) + if (vm->flags & DISPLAY_FLAGS_PIXDATA_POSEDGE) ipc = false; else ipc = true; @@ -3181,7 +3179,7 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, /* always use the 'rf' setting */ onoff = true; - if (ovt->flags & DISPLAY_FLAGS_SYNC_POSEDGE) + if (vm->flags & DISPLAY_FLAGS_SYNC_POSEDGE) rf = true; else rf = false; @@ -3221,11 +3219,11 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, /* change name to mode? */ void dispc_mgr_set_timings(enum omap_channel channel, - const struct videomode *timings) + const struct videomode *vm) { unsigned xtot, ytot; unsigned long ht, vt; - struct videomode t = *timings; + struct videomode t = *vm; DSSDBG("channel %d xres %u yres %u\n", channel, t.hactive, t.vactive); @@ -3240,10 +3238,10 @@ void dispc_mgr_set_timings(enum omap_channel channel, xtot = t.hactive + t.hfront_porch + t.hsync_len + t.hback_porch; ytot = t.vactive + t.vfront_porch + t.vsync_len + t.vback_porch; - ht = timings->pixelclock / xtot; - vt = timings->pixelclock / xtot / ytot; + ht = vm->pixelclock / xtot; + vt = vm->pixelclock / xtot / ytot; - DSSDBG("pck %lu\n", timings->pixelclock); + DSSDBG("pck %lu\n", vm->pixelclock); DSSDBG("hsync_len %d hfp %d hbp %d vsw %d vfp %d vbp %d\n", t.hsync_len, t.hfront_porch, t.hback_porch, t.vsync_len, t.vfront_porch, t.vback_porch); @@ -4185,12 +4183,12 @@ EXPORT_SYMBOL(dispc_free_irq); */ static const struct dispc_errata_i734_data { - struct videomode timings; + struct videomode vm; struct omap_overlay_info ovli; struct omap_overlay_manager_info mgri; struct dss_lcd_mgr_config lcd_conf; } i734 = { - .timings = { + .vm = { .hactive = 8, .vactive = 1, .pixelclock = 16000000, .hsync_len = 8, .hfront_porch = 4, .hback_porch = 4, @@ -4288,7 +4286,7 @@ static void dispc_errata_i734_wa(void) /* Setup and enable GFX plane */ dispc_ovl_set_channel_out(OMAP_DSS_GFX, OMAP_DSS_CHANNEL_LCD); - dispc_ovl_setup(OMAP_DSS_GFX, &ovli, false, &i734.timings, false); + dispc_ovl_setup(OMAP_DSS_GFX, &ovli, false, &i734.vm, false); dispc_ovl_enable(OMAP_DSS_GFX, true); /* Set up and enable display manager for LCD1 */ @@ -4296,7 +4294,7 @@ static void dispc_errata_i734_wa(void) dispc_calc_clock_rates(dss_get_dispc_clk_rate(), &lcd_conf.clock_info); dispc_mgr_set_lcd_config(OMAP_DSS_CHANNEL_LCD, &lcd_conf); - dispc_mgr_set_timings(OMAP_DSS_CHANNEL_LCD, &i734.timings); + dispc_mgr_set_timings(OMAP_DSS_CHANNEL_LCD, &i734.vm); dispc_clear_irqstatus(framedone_irq); diff --git a/drivers/gpu/drm/omapdrm/dss/display.c b/drivers/gpu/drm/omapdrm/dss/display.c index 56cc071b6223..425a5a8dff8b 100644 --- a/drivers/gpu/drm/omapdrm/dss/display.c +++ b/drivers/gpu/drm/omapdrm/dss/display.c @@ -35,8 +35,8 @@ void omapdss_default_get_resolution(struct omap_dss_device *dssdev, u16 *xres, u16 *yres) { - *xres = dssdev->panel.timings.hactive; - *yres = dssdev->panel.timings.vactive; + *xres = dssdev->panel.vm.hactive; + *yres = dssdev->panel.vm.vactive; } EXPORT_SYMBOL(omapdss_default_get_resolution); @@ -72,9 +72,9 @@ int omapdss_default_get_recommended_bpp(struct omap_dss_device *dssdev) EXPORT_SYMBOL(omapdss_default_get_recommended_bpp); void omapdss_default_get_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { - *timings = dssdev->panel.timings; + *vm = dssdev->panel.vm; } EXPORT_SYMBOL(omapdss_default_get_timings); diff --git a/drivers/gpu/drm/omapdrm/dss/dpi.c b/drivers/gpu/drm/omapdrm/dss/dpi.c index 178335094288..e75162d26ac0 100644 --- a/drivers/gpu/drm/omapdrm/dss/dpi.c +++ b/drivers/gpu/drm/omapdrm/dss/dpi.c @@ -47,7 +47,7 @@ struct dpi_data { struct mutex lock; - struct videomode timings; + struct videomode vm; struct dss_lcd_mgr_config mgr_config; int data_lines; @@ -333,31 +333,31 @@ static int dpi_set_mode(struct dpi_data *dpi) { struct omap_dss_device *out = &dpi->output; enum omap_channel channel = out->dispc_channel; - struct videomode *t = &dpi->timings; + struct videomode *vm = &dpi->vm; int lck_div = 0, pck_div = 0; unsigned long fck = 0; unsigned long pck; int r = 0; if (dpi->pll) - r = dpi_set_pll_clk(dpi, channel, t->pixelclock, &fck, + r = dpi_set_pll_clk(dpi, channel, vm->pixelclock, &fck, &lck_div, &pck_div); else - r = dpi_set_dispc_clk(dpi, t->pixelclock, &fck, + r = dpi_set_dispc_clk(dpi, vm->pixelclock, &fck, &lck_div, &pck_div); if (r) return r; pck = fck / lck_div / pck_div; - if (pck != t->pixelclock) { + if (pck != vm->pixelclock) { DSSWARN("Could not find exact pixel clock. Requested %lu Hz, got %lu Hz\n", - t->pixelclock, pck); + vm->pixelclock, pck); - t->pixelclock = pck; + vm->pixelclock = pck; } - dss_mgr_set_timings(channel, t); + dss_mgr_set_timings(channel, vm); return 0; } @@ -476,7 +476,7 @@ static void dpi_display_disable(struct omap_dss_device *dssdev) } static void dpi_set_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct dpi_data *dpi = dpi_get_data_from_dssdev(dssdev); @@ -484,25 +484,25 @@ static void dpi_set_timings(struct omap_dss_device *dssdev, mutex_lock(&dpi->lock); - dpi->timings = *timings; + dpi->vm = *vm; mutex_unlock(&dpi->lock); } static void dpi_get_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct dpi_data *dpi = dpi_get_data_from_dssdev(dssdev); mutex_lock(&dpi->lock); - *timings = dpi->timings; + *vm = dpi->vm; mutex_unlock(&dpi->lock); } static int dpi_check_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { struct dpi_data *dpi = dpi_get_data_from_dssdev(dssdev); enum omap_channel channel = dpi->output.dispc_channel; @@ -512,23 +512,23 @@ static int dpi_check_timings(struct omap_dss_device *dssdev, struct dpi_clk_calc_ctx ctx; bool ok; - if (timings->hactive % 8 != 0) + if (vm->hactive % 8 != 0) return -EINVAL; - if (!dispc_mgr_timings_ok(channel, timings)) + if (!dispc_mgr_timings_ok(channel, vm)) return -EINVAL; - if (timings->pixelclock == 0) + if (vm->pixelclock == 0) return -EINVAL; if (dpi->pll) { - ok = dpi_pll_clk_calc(dpi, timings->pixelclock, &ctx); + ok = dpi_pll_clk_calc(dpi, vm->pixelclock, &ctx); if (!ok) return -EINVAL; fck = ctx.pll_cinfo.clkout[ctx.clkout_idx]; } else { - ok = dpi_dss_clk_calc(timings->pixelclock, &ctx); + ok = dpi_dss_clk_calc(vm->pixelclock, &ctx); if (!ok) return -EINVAL; @@ -540,7 +540,7 @@ static int dpi_check_timings(struct omap_dss_device *dssdev, pck = fck / lck_div / pck_div; - timings->pixelclock = pck; + vm->pixelclock = pck; return 0; } diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c b/drivers/gpu/drm/omapdrm/dss/dsi.c index 13569cb3f786..f060bda31235 100644 --- a/drivers/gpu/drm/omapdrm/dss/dsi.c +++ b/drivers/gpu/drm/omapdrm/dss/dsi.c @@ -289,7 +289,7 @@ struct dsi_clk_calc_ctx { struct dss_pll_clock_info dsi_cinfo; struct dispc_clock_info dispc_cinfo; - struct videomode dispc_vm; + struct videomode vm; struct omap_dss_dsi_videomode_timings dsi_vm; }; @@ -383,7 +383,7 @@ struct dsi_data { unsigned scp_clk_refcount; struct dss_lcd_mgr_config mgr_config; - struct videomode timings; + struct videomode vm; enum omap_dss_dsi_pixel_format pix_fmt; enum omap_dss_dsi_mode mode; struct omap_dss_dsi_videomode_timings vm_timings; @@ -3321,12 +3321,12 @@ static void dsi_config_vp_num_line_buffers(struct platform_device *dsidev) if (dsi->mode == OMAP_DSS_DSI_VIDEO_MODE) { int bpp = dsi_get_pixel_size(dsi->pix_fmt); - struct videomode *timings = &dsi->timings; + struct videomode *vm = &dsi->vm; /* * Don't use line buffers if width is greater than the video * port's line buffer size */ - if (dsi->line_buffer_size <= timings->hactive * bpp / 8) + if (dsi->line_buffer_size <= vm->hactive * bpp / 8) num_line_buffers = 0; else num_line_buffers = 2; @@ -3453,7 +3453,7 @@ static void dsi_config_cmd_mode_interleaving(struct platform_device *dsidev) int ddr_clk_pre, ddr_clk_post, enter_hs_mode_lat, exit_hs_mode_lat; int tclk_trail, ths_exit, exiths_clk; bool ddr_alwon; - struct videomode *timings = &dsi->timings; + struct videomode *vm = &dsi->vm; int bpp = dsi_get_pixel_size(dsi->pix_fmt); int ndl = dsi->num_lanes_used - 1; int dsi_fclk_hsdiv = dsi->user_dsi_cinfo.mX[HSDIV_DSI] + 1; @@ -3494,7 +3494,7 @@ static void dsi_config_cmd_mode_interleaving(struct platform_device *dsidev) exiths_clk = ths_exit + tclk_trail; - width_bytes = DIV_ROUND_UP(timings->hactive * bpp, 8); + width_bytes = DIV_ROUND_UP(vm->hactive * bpp, 8); bllp = hbp + hfp + hsa + DIV_ROUND_UP(width_bytes + 6, ndl); if (!hsa_blanking_mode) { @@ -3705,7 +3705,7 @@ static void dsi_proto_timings(struct platform_device *dsidev) int vbp = dsi->vm_timings.vbp; int window_sync = dsi->vm_timings.window_sync; bool hsync_end; - struct videomode *timings = &dsi->timings; + struct videomode *vm = &dsi->vm; int bpp = dsi_get_pixel_size(dsi->pix_fmt); int tl, t_he, width_bytes; @@ -3713,7 +3713,7 @@ static void dsi_proto_timings(struct platform_device *dsidev) t_he = hsync_end ? ((hsa == 0 && ndl == 3) ? 1 : DIV_ROUND_UP(4, ndl)) : 0; - width_bytes = DIV_ROUND_UP(timings->hactive * bpp, 8); + width_bytes = DIV_ROUND_UP(vm->hactive * bpp, 8); /* TL = t_HS + HSA + t_HE + HFP + ceil((WC + 6) / NDL) + HBP */ tl = DIV_ROUND_UP(4, ndl) + (hsync_end ? hsa : 0) + t_he + hfp + @@ -3722,7 +3722,7 @@ static void dsi_proto_timings(struct platform_device *dsidev) DSSDBG("HBP: %d, HFP: %d, HSA: %d, TL: %d TXBYTECLKHS\n", hbp, hfp, hsync_end ? hsa : 0, tl); DSSDBG("VBP: %d, VFP: %d, VSA: %d, VACT: %d lines\n", vbp, vfp, - vsa, timings->vactive); + vsa, vm->vactive); r = dsi_read_reg(dsidev, DSI_VM_TIMING1); r = FLD_MOD(r, hbp, 11, 0); /* HBP */ @@ -3738,7 +3738,7 @@ static void dsi_proto_timings(struct platform_device *dsidev) dsi_write_reg(dsidev, DSI_VM_TIMING2, r); r = dsi_read_reg(dsidev, DSI_VM_TIMING3); - r = FLD_MOD(r, timings->vactive, 14, 0); /* VACT */ + r = FLD_MOD(r, vm->vactive, 14, 0); /* VACT */ r = FLD_MOD(r, tl, 31, 16); /* TL */ dsi_write_reg(dsidev, DSI_VM_TIMING3, r); } @@ -3856,7 +3856,7 @@ static int dsi_enable_video_output(struct omap_dss_device *dssdev, int channel) /* MODE, 1 = video mode */ REG_FLD_MOD(dsidev, DSI_VC_CTRL(channel), 1, 4, 4); - word_count = DIV_ROUND_UP(dsi->timings.hactive * bpp, 8); + word_count = DIV_ROUND_UP(dsi->vm.hactive * bpp, 8); dsi_vc_write_long_header(dsidev, channel, data_type, word_count, 0); @@ -3918,8 +3918,8 @@ static void dsi_update_screen_dispc(struct platform_device *dsidev) int r; const unsigned channel = dsi->update_channel; const unsigned line_buf_size = dsi->line_buffer_size; - u16 w = dsi->timings.hactive; - u16 h = dsi->timings.vactive; + u16 w = dsi->vm.hactive; + u16 h = dsi->vm.vactive; DSSDBG("dsi_update_screen_dispc(%dx%d)\n", w, h); @@ -3969,7 +3969,7 @@ static void dsi_update_screen_dispc(struct platform_device *dsidev) msecs_to_jiffies(250)); BUG_ON(r == 0); - dss_mgr_set_timings(dispc_channel, &dsi->timings); + dss_mgr_set_timings(dispc_channel, &dsi->vm); dss_mgr_start_update(dispc_channel); @@ -4056,8 +4056,8 @@ static int dsi_update(struct omap_dss_device *dssdev, int channel, dsi->framedone_callback = callback; dsi->framedone_data = data; - dw = dsi->timings.hactive; - dh = dsi->timings.vactive; + dw = dsi->vm.hactive; + dh = dsi->vm.vactive; #ifdef DSI_PERF_MEASURE dsi->update_bytes = dw * dh * @@ -4122,19 +4122,19 @@ static int dsi_display_init_dispc(struct platform_device *dsidev, * override interlace, logic level and edge related parameters in * videomode with default values */ - dsi->timings.flags &= ~DISPLAY_FLAGS_INTERLACED; - dsi->timings.flags &= ~DISPLAY_FLAGS_HSYNC_LOW; - dsi->timings.flags |= DISPLAY_FLAGS_HSYNC_HIGH; - dsi->timings.flags &= ~DISPLAY_FLAGS_VSYNC_LOW; - dsi->timings.flags |= DISPLAY_FLAGS_VSYNC_HIGH; - dsi->timings.flags &= ~DISPLAY_FLAGS_PIXDATA_NEGEDGE; - dsi->timings.flags |= DISPLAY_FLAGS_PIXDATA_POSEDGE; - dsi->timings.flags &= ~DISPLAY_FLAGS_DE_LOW; - dsi->timings.flags |= DISPLAY_FLAGS_DE_HIGH; - dsi->timings.flags &= ~DISPLAY_FLAGS_SYNC_POSEDGE; - dsi->timings.flags |= DISPLAY_FLAGS_SYNC_NEGEDGE; - - dss_mgr_set_timings(channel, &dsi->timings); + dsi->vm.flags &= ~DISPLAY_FLAGS_INTERLACED; + dsi->vm.flags &= ~DISPLAY_FLAGS_HSYNC_LOW; + dsi->vm.flags |= DISPLAY_FLAGS_HSYNC_HIGH; + dsi->vm.flags &= ~DISPLAY_FLAGS_VSYNC_LOW; + dsi->vm.flags |= DISPLAY_FLAGS_VSYNC_HIGH; + dsi->vm.flags &= ~DISPLAY_FLAGS_PIXDATA_NEGEDGE; + dsi->vm.flags |= DISPLAY_FLAGS_PIXDATA_POSEDGE; + dsi->vm.flags &= ~DISPLAY_FLAGS_DE_LOW; + dsi->vm.flags |= DISPLAY_FLAGS_DE_HIGH; + dsi->vm.flags &= ~DISPLAY_FLAGS_SYNC_POSEDGE; + dsi->vm.flags |= DISPLAY_FLAGS_SYNC_NEGEDGE; + + dss_mgr_set_timings(channel, &dsi->vm); r = dsi_configure_dispc_clocks(dsidev); if (r) @@ -4361,13 +4361,13 @@ static void print_dsi_vm(const char *str, #undef TO_DSI_T } -static void print_dispc_vm(const char *str, const struct videomode *t) +static void print_dispc_vm(const char *str, const struct videomode *vm) { - unsigned long pck = t->pixelclock; + unsigned long pck = vm->pixelclock; int hact, bl, tot; - hact = t->hactive; - bl = t->hsync_len + t->hbp + t->hfront_porch; + hact = vm->hactive; + bl = vm->hsync_len + vm->hbp + vm->hfront_porch; tot = hact + bl; #define TO_DISPC_T(x) ((u32)div64_u64((u64)x * 1000000000llu, pck)) @@ -4376,12 +4376,12 @@ static void print_dispc_vm(const char *str, const struct videomode *t) "%u/%u/%u/%u = %u + %u = %u\n", str, pck, - t->hsync_len, t->hbp, hact, t->hfront_porch, + vm->hsync_len, vm->hbp, hact, vm->hfront_porch, bl, hact, tot, - TO_DISPC_T(t->hsync_len), - TO_DISPC_T(t->hbp), + TO_DISPC_T(vm->hsync_len), + TO_DISPC_T(vm->hbp), TO_DISPC_T(hact), - TO_DISPC_T(t->hfront_porch), + TO_DISPC_T(vm->hfront_porch), TO_DISPC_T(bl), TO_DISPC_T(hact), TO_DISPC_T(tot)); @@ -4417,19 +4417,19 @@ static bool dsi_cm_calc_dispc_cb(int lckd, int pckd, unsigned long lck, unsigned long pck, void *data) { struct dsi_clk_calc_ctx *ctx = data; - struct videomode *t = &ctx->dispc_vm; + struct videomode *vm = &ctx->vm; ctx->dispc_cinfo.lck_div = lckd; ctx->dispc_cinfo.pck_div = pckd; ctx->dispc_cinfo.lck = lck; ctx->dispc_cinfo.pck = pck; - *t = *ctx->config->timings; - t->pixelclock = pck; - t->hactive = ctx->config->timings->hactive; - t->vactive = ctx->config->timings->vactive; - t->hsync_len = t->hfront_porch = t->hback_porch = t->vsync_len = 1; - t->vfront_porch = t->vback_porch = 0; + *vm = *ctx->config->vm; + vm->pixelclock = pck; + vm->hactive = ctx->config->vm->hactive; + vm->vactive = ctx->config->vm->vactive; + vm->hsync_len = vm->hfront_porch = vm->hback_porch = vm->vsync_len = 1; + vm->vfront_porch = vm->vback_porch = 0; return true; } @@ -4480,7 +4480,7 @@ static bool dsi_cm_calc(struct dsi_data *dsi, * especially as we go to LP between each pixel packet due to HW * "feature". So let's just estimate very roughly and multiply by 1.5. */ - pck = cfg->timings->pixelclock; + pck = cfg->vm->pixelclock; pck = pck * 3 / 2; txbyteclk = pck * bitspp / 8 / ndl; @@ -4522,7 +4522,7 @@ static bool dsi_vm_calc_blanking(struct dsi_clk_calc_ctx *ctx) dsi_tput = (u64)byteclk * ndl * 8; - req_vm = cfg->timings; + req_vm = cfg->vm; req_pck_min = ctx->req_pck_min; req_pck_max = ctx->req_pck_max; req_pck_nom = ctx->req_pck_nom; @@ -4656,7 +4656,7 @@ static bool dsi_vm_calc_blanking(struct dsi_clk_calc_ctx *ctx) /* setup DISPC videomode */ - dispc_vm = &ctx->dispc_vm; + dispc_vm = &ctx->vm; *dispc_vm = *req_vm; dispc_vm->pixelclock = dispc_pck; @@ -4713,9 +4713,9 @@ static bool dsi_vm_calc_dispc_cb(int lckd, int pckd, unsigned long lck, return false; #ifdef PRINT_VERBOSE_VM_TIMINGS - print_dispc_vm("dispc", &ctx->dispc_vm); + print_dispc_vm("dispc", &ctx->vm); print_dsi_vm("dsi ", &ctx->dsi_vm); - print_dispc_vm("req ", ctx->config->timings); + print_dispc_vm("req ", ctx->config->vm); print_dsi_dispc_vm("act ", &ctx->dsi_vm); #endif @@ -4764,7 +4764,7 @@ static bool dsi_vm_calc(struct dsi_data *dsi, const struct omap_dss_dsi_config *cfg, struct dsi_clk_calc_ctx *ctx) { - const struct videomode *t = cfg->timings; + const struct videomode *vm = cfg->vm; unsigned long clkin; unsigned long pll_min; unsigned long pll_max; @@ -4780,9 +4780,9 @@ static bool dsi_vm_calc(struct dsi_data *dsi, ctx->config = cfg; /* these limits should come from the panel driver */ - ctx->req_pck_min = t->pixelclock - 1000; - ctx->req_pck_nom = t->pixelclock; - ctx->req_pck_max = t->pixelclock + 1000; + ctx->req_pck_min = vm->pixelclock - 1000; + ctx->req_pck_nom = vm->pixelclock; + ctx->req_pck_max = vm->pixelclock + 1000; byteclk_min = div64_u64((u64)ctx->req_pck_min * bitspp, ndl * 8); pll_min = max(cfg->hs_clk_min * 4, byteclk_min * 4 * 4); @@ -4839,7 +4839,7 @@ static int dsi_set_config(struct omap_dss_device *dssdev, dsi->user_dsi_cinfo = ctx.dsi_cinfo; dsi->user_dispc_cinfo = ctx.dispc_cinfo; - dsi->timings = ctx.dispc_vm; + dsi->vm = ctx.vm; dsi->vm_timings = ctx.dsi_vm; mutex_unlock(&dsi->lock); diff --git a/drivers/gpu/drm/omapdrm/dss/dss.h b/drivers/gpu/drm/omapdrm/dss/dss.h index 384267591b12..56493b290731 100644 --- a/drivers/gpu/drm/omapdrm/dss/dss.h +++ b/drivers/gpu/drm/omapdrm/dss/dss.h @@ -366,8 +366,7 @@ bool dispc_div_calc(unsigned long dispc, unsigned long pck_min, unsigned long pck_max, dispc_div_calc_func func, void *data); -bool dispc_mgr_timings_ok(enum omap_channel channel, - const struct videomode *timings); +bool dispc_mgr_timings_ok(enum omap_channel channel, const struct videomode *vm); int dispc_calc_clock_rates(unsigned long dispc_fclk_rate, struct dispc_clock_info *cinfo); @@ -390,7 +389,7 @@ void dispc_wb_enable(bool enable); bool dispc_wb_is_enabled(void); void dispc_wb_set_channel_in(enum dss_writeback_channel channel); int dispc_wb_setup(const struct omap_dss_writeback_info *wi, - bool mem_to_mem, const struct videomode *timings); + bool mem_to_mem, const struct videomode *vm); /* VENC */ int venc_init_platform_driver(void) __init; diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi.h b/drivers/gpu/drm/omapdrm/dss/hdmi.h index b97ee6702e6f..fb6cccd02374 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi.h +++ b/drivers/gpu/drm/omapdrm/dss/hdmi.h @@ -181,7 +181,7 @@ struct hdmi_video_format { }; struct hdmi_config { - struct videomode timings; + struct videomode vm; struct hdmi_avi_infoframe infoframe; enum hdmi_core_hdmi_dvi hdmi_dvi_mode; }; @@ -298,11 +298,11 @@ int hdmi_wp_set_pll_pwr(struct hdmi_wp_data *wp, enum hdmi_pll_pwr val); void hdmi_wp_video_config_format(struct hdmi_wp_data *wp, struct hdmi_video_format *video_fmt); void hdmi_wp_video_config_interface(struct hdmi_wp_data *wp, - struct videomode *timings); + struct videomode *vm); void hdmi_wp_video_config_timing(struct hdmi_wp_data *wp, - struct videomode *timings); + struct videomode *vm); void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt, - struct videomode *timings, struct hdmi_config *param); + struct videomode *vm, struct hdmi_config *param); int hdmi_wp_init(struct platform_device *pdev, struct hdmi_wp_data *wp); phys_addr_t hdmi_wp_get_audio_dma_addr(struct hdmi_wp_data *wp); diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4.c b/drivers/gpu/drm/omapdrm/dss/hdmi4.c index a53dfd0bc3b3..e7162c16de2e 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi4.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi4.c @@ -155,7 +155,7 @@ static void hdmi_power_off_core(struct omap_dss_device *dssdev) static int hdmi_power_on_full(struct omap_dss_device *dssdev) { int r; - struct videomode *p; + struct videomode *vm; enum omap_channel channel = dssdev->dispc_channel; struct hdmi_wp_data *wp = &hdmi.wp; struct dss_pll_clock_info hdmi_cinfo = { 0 }; @@ -169,13 +169,13 @@ static int hdmi_power_on_full(struct omap_dss_device *dssdev) hdmi_wp_clear_irqenable(wp, 0xffffffff); hdmi_wp_set_irqstatus(wp, 0xffffffff); - p = &hdmi.cfg.timings; + vm = &hdmi.cfg.vm; - DSSDBG("hdmi_power_on hactive= %d vactive = %d\n", p->hactive, - p->vactive); + DSSDBG("hdmi_power_on hactive= %d vactive = %d\n", vm->hactive, + vm->vactive); - pc = p->pixelclock; - if (p->flags & DISPLAY_FLAGS_DOUBLECLK) + pc = vm->pixelclock; + if (vm->flags & DISPLAY_FLAGS_DOUBLECLK) pc *= 2; /* DSS_HDMI_TCLK is bitclk / 10 */ @@ -210,7 +210,7 @@ static int hdmi_power_on_full(struct omap_dss_device *dssdev) hdmi4_configure(&hdmi.core, &hdmi.wp, &hdmi.cfg); /* tv size */ - dss_mgr_set_timings(channel, p); + dss_mgr_set_timings(channel, vm); r = dss_mgr_enable(channel); if (r) @@ -256,30 +256,30 @@ static void hdmi_power_off_full(struct omap_dss_device *dssdev) } static int hdmi_display_check_timing(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { - if (!dispc_mgr_timings_ok(dssdev->dispc_channel, timings)) + if (!dispc_mgr_timings_ok(dssdev->dispc_channel, vm)) return -EINVAL; return 0; } static void hdmi_display_set_timing(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { mutex_lock(&hdmi.lock); - hdmi.cfg.timings = *timings; + hdmi.cfg.vm = *vm; - dispc_set_tv_pclk(timings->pixelclock); + dispc_set_tv_pclk(vm->pixelclock); mutex_unlock(&hdmi.lock); } static void hdmi_display_get_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { - *timings = hdmi.cfg.timings; + *vm = hdmi.cfg.vm; } static void hdmi_dump_regs(struct seq_file *s) @@ -353,7 +353,7 @@ static int hdmi_display_enable(struct omap_dss_device *dssdev) if (hdmi.audio_configured) { r = hdmi4_audio_config(&hdmi.core, &hdmi.wp, &hdmi.audio_config, - hdmi.cfg.timings.pixelclock); + hdmi.cfg.vm.pixelclock); if (r) { DSSERR("Error restoring audio configuration: %d", r); hdmi.audio_abort_cb(&hdmi.pdev->dev); @@ -644,7 +644,7 @@ static int hdmi_audio_config(struct device *dev, } ret = hdmi4_audio_config(&hd->core, &hd->wp, dss_audio, - hd->cfg.timings.pixelclock); + hd->cfg.vm.pixelclock); if (!ret) { hd->audio_configured = true; hd->audio_config = *dss_audio; diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi4_core.c index 505cfee892aa..e05b7ac4f7dd 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi4_core.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi4_core.c @@ -310,7 +310,7 @@ void hdmi4_configure(struct hdmi_core_data *core, struct hdmi_wp_data *wp, struct hdmi_config *cfg) { /* HDMI */ - struct videomode video_timing; + struct videomode vm; struct hdmi_video_format video_format; /* HDMI core */ struct hdmi_core_video_config v_core_cfg; @@ -318,16 +318,16 @@ void hdmi4_configure(struct hdmi_core_data *core, hdmi_core_init(&v_core_cfg); - hdmi_wp_init_vid_fmt_timings(&video_format, &video_timing, cfg); + hdmi_wp_init_vid_fmt_timings(&video_format, &vm, cfg); - hdmi_wp_video_config_timing(wp, &video_timing); + hdmi_wp_video_config_timing(wp, &vm); /* video config */ video_format.packing_mode = HDMI_PACK_24b_RGB_YUV444_YUV422; hdmi_wp_video_config_format(wp, &video_format); - hdmi_wp_video_config_interface(wp, &video_timing); + hdmi_wp_video_config_interface(wp, &vm); /* * configure core video part diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5.c b/drivers/gpu/drm/omapdrm/dss/hdmi5.c index 880f67ae6e9b..678dfb02764a 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi5.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi5.c @@ -172,7 +172,7 @@ static void hdmi_power_off_core(struct omap_dss_device *dssdev) static int hdmi_power_on_full(struct omap_dss_device *dssdev) { int r; - struct videomode *p; + struct videomode *vm; enum omap_channel channel = dssdev->dispc_channel; struct dss_pll_clock_info hdmi_cinfo = { 0 }; unsigned pc; @@ -181,13 +181,13 @@ static int hdmi_power_on_full(struct omap_dss_device *dssdev) if (r) return r; - p = &hdmi.cfg.timings; + vm = &hdmi.cfg.vm; - DSSDBG("hdmi_power_on hactive= %d vactive = %d\n", p->hactive, - p->vactive); + DSSDBG("hdmi_power_on hactive= %d vactive = %d\n", vm->hactive, + vm->vactive); - pc = p->pixelclock; - if (p->flags & DISPLAY_FLAGS_DOUBLECLK) + pc = vm->pixelclock; + if (vm->flags & DISPLAY_FLAGS_DOUBLECLK) pc *= 2; /* DSS_HDMI_TCLK is bitclk / 10 */ @@ -227,7 +227,7 @@ static int hdmi_power_on_full(struct omap_dss_device *dssdev) hdmi5_configure(&hdmi.core, &hdmi.wp, &hdmi.cfg); /* tv size */ - dss_mgr_set_timings(channel, p); + dss_mgr_set_timings(channel, vm); r = dss_mgr_enable(channel); if (r) @@ -273,30 +273,30 @@ static void hdmi_power_off_full(struct omap_dss_device *dssdev) } static int hdmi_display_check_timing(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { - if (!dispc_mgr_timings_ok(dssdev->dispc_channel, timings)) + if (!dispc_mgr_timings_ok(dssdev->dispc_channel, vm)) return -EINVAL; return 0; } static void hdmi_display_set_timing(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { mutex_lock(&hdmi.lock); - hdmi.cfg.timings = *timings; + hdmi.cfg.vm = *vm; - dispc_set_tv_pclk(timings->pixelclock); + dispc_set_tv_pclk(vm->pixelclock); mutex_unlock(&hdmi.lock); } static void hdmi_display_get_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { - *timings = hdmi.cfg.timings; + *vm = hdmi.cfg.vm; } static void hdmi_dump_regs(struct seq_file *s) @@ -379,7 +379,7 @@ static int hdmi_display_enable(struct omap_dss_device *dssdev) if (hdmi.audio_configured) { r = hdmi5_audio_config(&hdmi.core, &hdmi.wp, &hdmi.audio_config, - hdmi.cfg.timings.pixelclock); + hdmi.cfg.vm.pixelclock); if (r) { DSSERR("Error restoring audio configuration: %d", r); hdmi.audio_abort_cb(&hdmi.pdev->dev); @@ -670,7 +670,7 @@ static int hdmi_audio_config(struct device *dev, } ret = hdmi5_audio_config(&hd->core, &hd->wp, dss_audio, - hd->cfg.timings.pixelclock); + hd->cfg.vm.pixelclock); if (!ret) { hd->audio_configured = true; diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c index a5ac9318a11d..8de1d7b2ae55 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c @@ -292,35 +292,35 @@ static void hdmi_core_init(struct hdmi_core_vid_config *video_cfg, { DSSDBG("hdmi_core_init\n"); - video_cfg->v_fc_config.timings = cfg->timings; + video_cfg->v_fc_config.vm = cfg->vm; /* video core */ video_cfg->data_enable_pol = 1; /* It is always 1*/ - video_cfg->hblank = cfg->timings.hfront_porch + - cfg->timings.hback_porch + cfg->timings.hsync_len; + video_cfg->hblank = cfg->vm.hfront_porch + + cfg->vm.hback_porch + cfg->vm.hsync_len; video_cfg->vblank_osc = 0; - video_cfg->vblank = cfg->timings.vsync_len + cfg->timings.vfront_porch + - cfg->timings.vback_porch; + video_cfg->vblank = cfg->vm.vsync_len + cfg->vm.vfront_porch + + cfg->vm.vback_porch; video_cfg->v_fc_config.hdmi_dvi_mode = cfg->hdmi_dvi_mode; - if (cfg->timings.flags & DISPLAY_FLAGS_INTERLACED) { + if (cfg->vm.flags & DISPLAY_FLAGS_INTERLACED) { /* set vblank_osc if vblank is fractional */ if (video_cfg->vblank % 2 != 0) video_cfg->vblank_osc = 1; - video_cfg->v_fc_config.timings.vactive /= 2; + video_cfg->v_fc_config.vm.vactive /= 2; video_cfg->vblank /= 2; - video_cfg->v_fc_config.timings.vfront_porch /= 2; - video_cfg->v_fc_config.timings.vsync_len /= 2; - video_cfg->v_fc_config.timings.vback_porch /= 2; + video_cfg->v_fc_config.vm.vfront_porch /= 2; + video_cfg->v_fc_config.vm.vsync_len /= 2; + video_cfg->v_fc_config.vm.vback_porch /= 2; } - if (cfg->timings.flags & DISPLAY_FLAGS_DOUBLECLK) { - video_cfg->v_fc_config.timings.hactive *= 2; + if (cfg->vm.flags & DISPLAY_FLAGS_DOUBLECLK) { + video_cfg->v_fc_config.vm.hactive *= 2; video_cfg->hblank *= 2; - video_cfg->v_fc_config.timings.hfront_porch *= 2; - video_cfg->v_fc_config.timings.hsync_len *= 2; - video_cfg->v_fc_config.timings.hback_porch *= 2; + video_cfg->v_fc_config.vm.hfront_porch *= 2; + video_cfg->v_fc_config.vm.hsync_len *= 2; + video_cfg->v_fc_config.vm.hback_porch *= 2; } } @@ -329,12 +329,12 @@ static void hdmi_core_video_config(struct hdmi_core_data *core, struct hdmi_core_vid_config *cfg) { void __iomem *base = core->base; - struct videomode *ovt = &cfg->v_fc_config.timings; + struct videomode *vm = &cfg->v_fc_config.vm; unsigned char r = 0; bool vsync_pol, hsync_pol; - vsync_pol = !!(ovt->flags & DISPLAY_FLAGS_VSYNC_HIGH); - hsync_pol = !!(ovt->flags & DISPLAY_FLAGS_HSYNC_HIGH); + vsync_pol = !!(vm->flags & DISPLAY_FLAGS_VSYNC_HIGH); + hsync_pol = !!(vm->flags & DISPLAY_FLAGS_HSYNC_HIGH); /* Set hsync, vsync and data-enable polarity */ r = hdmi_read_reg(base, HDMI_CORE_FC_INVIDCONF); @@ -342,16 +342,16 @@ static void hdmi_core_video_config(struct hdmi_core_data *core, r = FLD_MOD(r, hsync_pol, 5, 5); r = FLD_MOD(r, cfg->data_enable_pol, 4, 4); r = FLD_MOD(r, cfg->vblank_osc, 1, 1); - r = FLD_MOD(r, !!(ovt->flags & DISPLAY_FLAGS_INTERLACED), 0, 0); + r = FLD_MOD(r, !!(vm->flags & DISPLAY_FLAGS_INTERLACED), 0, 0); hdmi_write_reg(base, HDMI_CORE_FC_INVIDCONF, r); /* set x resolution */ - REG_FLD_MOD(base, HDMI_CORE_FC_INHACTIV1, ovt->hactive >> 8, 4, 0); - REG_FLD_MOD(base, HDMI_CORE_FC_INHACTIV0, ovt->hactive & 0xFF, 7, 0); + REG_FLD_MOD(base, HDMI_CORE_FC_INHACTIV1, vm->hactive >> 8, 4, 0); + REG_FLD_MOD(base, HDMI_CORE_FC_INHACTIV0, vm->hactive & 0xFF, 7, 0); /* set y resolution */ - REG_FLD_MOD(base, HDMI_CORE_FC_INVACTIV1, ovt->vactive >> 8, 4, 0); - REG_FLD_MOD(base, HDMI_CORE_FC_INVACTIV0, ovt->vactive & 0xFF, 7, 0); + REG_FLD_MOD(base, HDMI_CORE_FC_INVACTIV1, vm->vactive >> 8, 4, 0); + REG_FLD_MOD(base, HDMI_CORE_FC_INVACTIV0, vm->vactive & 0xFF, 7, 0); /* set horizontal blanking pixels */ REG_FLD_MOD(base, HDMI_CORE_FC_INHBLANK1, cfg->hblank >> 8, 4, 0); @@ -361,28 +361,28 @@ static void hdmi_core_video_config(struct hdmi_core_data *core, REG_FLD_MOD(base, HDMI_CORE_FC_INVBLANK, cfg->vblank, 7, 0); /* set horizontal sync offset */ - REG_FLD_MOD(base, HDMI_CORE_FC_HSYNCINDELAY1, ovt->hfront_porch >> 8, + REG_FLD_MOD(base, HDMI_CORE_FC_HSYNCINDELAY1, vm->hfront_porch >> 8, 4, 0); - REG_FLD_MOD(base, HDMI_CORE_FC_HSYNCINDELAY0, ovt->hfront_porch & 0xFF, + REG_FLD_MOD(base, HDMI_CORE_FC_HSYNCINDELAY0, vm->hfront_porch & 0xFF, 7, 0); /* set vertical sync offset */ - REG_FLD_MOD(base, HDMI_CORE_FC_VSYNCINDELAY, ovt->vfront_porch, 7, 0); + REG_FLD_MOD(base, HDMI_CORE_FC_VSYNCINDELAY, vm->vfront_porch, 7, 0); /* set horizontal sync pulse width */ - REG_FLD_MOD(base, HDMI_CORE_FC_HSYNCINWIDTH1, (ovt->hsync_len >> 8), + REG_FLD_MOD(base, HDMI_CORE_FC_HSYNCINWIDTH1, (vm->hsync_len >> 8), 1, 0); - REG_FLD_MOD(base, HDMI_CORE_FC_HSYNCINWIDTH0, ovt->hsync_len & 0xFF, + REG_FLD_MOD(base, HDMI_CORE_FC_HSYNCINWIDTH0, vm->hsync_len & 0xFF, 7, 0); /* set vertical sync pulse width */ - REG_FLD_MOD(base, HDMI_CORE_FC_VSYNCINWIDTH, ovt->vsync_len, 5, 0); + REG_FLD_MOD(base, HDMI_CORE_FC_VSYNCINWIDTH, vm->vsync_len, 5, 0); /* select DVI mode */ REG_FLD_MOD(base, HDMI_CORE_FC_INVIDCONF, cfg->v_fc_config.hdmi_dvi_mode, 3, 3); - if (ovt->flags & DISPLAY_FLAGS_DOUBLECLK) + if (vm->flags & DISPLAY_FLAGS_DOUBLECLK) REG_FLD_MOD(base, HDMI_CORE_FC_PRCONF, 2, 7, 4); else REG_FLD_MOD(base, HDMI_CORE_FC_PRCONF, 1, 7, 4); @@ -609,7 +609,7 @@ int hdmi5_core_handle_irqs(struct hdmi_core_data *core) void hdmi5_configure(struct hdmi_core_data *core, struct hdmi_wp_data *wp, struct hdmi_config *cfg) { - struct videomode video_timing; + struct videomode vm; struct hdmi_video_format video_format; struct hdmi_core_vid_config v_core_cfg; @@ -617,16 +617,16 @@ void hdmi5_configure(struct hdmi_core_data *core, struct hdmi_wp_data *wp, hdmi_core_init(&v_core_cfg, cfg); - hdmi_wp_init_vid_fmt_timings(&video_format, &video_timing, cfg); + hdmi_wp_init_vid_fmt_timings(&video_format, &vm, cfg); - hdmi_wp_video_config_timing(wp, &video_timing); + hdmi_wp_video_config_timing(wp, &vm); /* video config */ video_format.packing_mode = HDMI_PACK_24b_RGB_YUV444_YUV422; hdmi_wp_video_config_format(wp, &video_format); - hdmi_wp_video_config_interface(wp, &video_timing); + hdmi_wp_video_config_interface(wp, &vm); /* support limited range with 24 bit color depth for now */ hdmi_core_configure_range(core); diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c index b490e335b3df..b783d5a0750e 100644 --- a/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c +++ b/drivers/gpu/drm/omapdrm/dss/hdmi_wp.c @@ -144,25 +144,25 @@ void hdmi_wp_video_config_format(struct hdmi_wp_data *wp, } void hdmi_wp_video_config_interface(struct hdmi_wp_data *wp, - struct videomode *timings) + struct videomode *vm) { u32 r; bool vsync_pol, hsync_pol; DSSDBG("Enter hdmi_wp_video_config_interface\n"); - vsync_pol = !!(timings->flags & DISPLAY_FLAGS_VSYNC_HIGH); - hsync_pol = !!(timings->flags & DISPLAY_FLAGS_HSYNC_HIGH); + vsync_pol = !!(vm->flags & DISPLAY_FLAGS_VSYNC_HIGH); + hsync_pol = !!(vm->flags & DISPLAY_FLAGS_HSYNC_HIGH); r = hdmi_read_reg(wp->base, HDMI_WP_VIDEO_CFG); r = FLD_MOD(r, vsync_pol, 7, 7); r = FLD_MOD(r, hsync_pol, 6, 6); - r = FLD_MOD(r, !!(timings->flags & DISPLAY_FLAGS_INTERLACED), 3, 3); + r = FLD_MOD(r, !!(vm->flags & DISPLAY_FLAGS_INTERLACED), 3, 3); r = FLD_MOD(r, 1, 1, 0); /* HDMI_TIMING_MASTER_24BIT */ hdmi_write_reg(wp->base, HDMI_WP_VIDEO_CFG, r); } void hdmi_wp_video_config_timing(struct hdmi_wp_data *wp, - struct videomode *timings) + struct videomode *vm) { u32 timing_h = 0; u32 timing_v = 0; @@ -181,47 +181,47 @@ void hdmi_wp_video_config_timing(struct hdmi_wp_data *wp, omapdss_get_version() == OMAPDSS_VER_OMAP4) hsync_len_offset = 0; - timing_h |= FLD_VAL(timings->hback_porch, 31, 20); - timing_h |= FLD_VAL(timings->hfront_porch, 19, 8); - timing_h |= FLD_VAL(timings->hsync_len - hsync_len_offset, 7, 0); + timing_h |= FLD_VAL(vm->hback_porch, 31, 20); + timing_h |= FLD_VAL(vm->hfront_porch, 19, 8); + timing_h |= FLD_VAL(vm->hsync_len - hsync_len_offset, 7, 0); hdmi_write_reg(wp->base, HDMI_WP_VIDEO_TIMING_H, timing_h); - timing_v |= FLD_VAL(timings->vback_porch, 31, 20); - timing_v |= FLD_VAL(timings->vfront_porch, 19, 8); - timing_v |= FLD_VAL(timings->vsync_len, 7, 0); + timing_v |= FLD_VAL(vm->vback_porch, 31, 20); + timing_v |= FLD_VAL(vm->vfront_porch, 19, 8); + timing_v |= FLD_VAL(vm->vsync_len, 7, 0); hdmi_write_reg(wp->base, HDMI_WP_VIDEO_TIMING_V, timing_v); } void hdmi_wp_init_vid_fmt_timings(struct hdmi_video_format *video_fmt, - struct videomode *timings, struct hdmi_config *param) + struct videomode *vm, struct hdmi_config *param) { DSSDBG("Enter hdmi_wp_video_init_format\n"); video_fmt->packing_mode = HDMI_PACK_10b_RGB_YUV444; - video_fmt->y_res = param->timings.vactive; - video_fmt->x_res = param->timings.hactive; + video_fmt->y_res = param->vm.vactive; + video_fmt->x_res = param->vm.hactive; - timings->hback_porch = param->timings.hback_porch; - timings->hfront_porch = param->timings.hfront_porch; - timings->hsync_len = param->timings.hsync_len; - timings->vback_porch = param->timings.vback_porch; - timings->vfront_porch = param->timings.vfront_porch; - timings->vsync_len = param->timings.vsync_len; + vm->hback_porch = param->vm.hback_porch; + vm->hfront_porch = param->vm.hfront_porch; + vm->hsync_len = param->vm.hsync_len; + vm->vback_porch = param->vm.vback_porch; + vm->vfront_porch = param->vm.vfront_porch; + vm->vsync_len = param->vm.vsync_len; - timings->flags = param->timings.flags; + vm->flags = param->vm.flags; - if (param->timings.flags & DISPLAY_FLAGS_INTERLACED) { + if (param->vm.flags & DISPLAY_FLAGS_INTERLACED) { video_fmt->y_res /= 2; - timings->vback_porch /= 2; - timings->vfront_porch /= 2; - timings->vsync_len /= 2; + vm->vback_porch /= 2; + vm->vfront_porch /= 2; + vm->vsync_len /= 2; } - if (param->timings.flags & DISPLAY_FLAGS_DOUBLECLK) { + if (param->vm.flags & DISPLAY_FLAGS_DOUBLECLK) { video_fmt->x_res *= 2; - timings->hfront_porch *= 2; - timings->hsync_len *= 2; - timings->hback_porch *= 2; + vm->hfront_porch *= 2; + vm->hsync_len *= 2; + vm->hback_porch *= 2; } } diff --git a/drivers/gpu/drm/omapdrm/dss/omapdss.h b/drivers/gpu/drm/omapdrm/dss/omapdss.h index 54e88ee3ef8e..b420dde8c0fb 100644 --- a/drivers/gpu/drm/omapdrm/dss/omapdss.h +++ b/drivers/gpu/drm/omapdrm/dss/omapdss.h @@ -290,7 +290,7 @@ struct omap_dss_dsi_videomode_timings { struct omap_dss_dsi_config { enum omap_dss_dsi_mode mode; enum omap_dss_dsi_pixel_format pixel_format; - const struct videomode *timings; + const struct videomode *vm; unsigned long hs_clk_min, hs_clk_max; unsigned long lp_clk_min, lp_clk_max; @@ -299,12 +299,12 @@ struct omap_dss_dsi_config { enum omap_dss_dsi_trans_mode trans_mode; }; -/* Hardcoded timings for tv modes. Venc only uses these to +/* Hardcoded videomodes for tv. Venc only uses these to * identify the mode, and does not actually use the configs * itself. However, the configs should be something that * a normal monitor can also show */ -extern const struct videomode omap_dss_pal_timings; -extern const struct videomode omap_dss_ntsc_timings; +extern const struct videomode omap_dss_pal_vm; +extern const struct videomode omap_dss_ntsc_vm; struct omap_dss_cpr_coefs { s16 rr, rg, rb; @@ -466,11 +466,11 @@ struct omapdss_dpi_ops { void (*disable)(struct omap_dss_device *dssdev); int (*check_timings)(struct omap_dss_device *dssdev, - struct videomode *timings); + struct videomode *vm); void (*set_timings)(struct omap_dss_device *dssdev, - struct videomode *timings); + struct videomode *vm); void (*get_timings)(struct omap_dss_device *dssdev, - struct videomode *timings); + struct videomode *vm); void (*set_data_lines)(struct omap_dss_device *dssdev, int data_lines); }; @@ -485,11 +485,11 @@ struct omapdss_sdi_ops { void (*disable)(struct omap_dss_device *dssdev); int (*check_timings)(struct omap_dss_device *dssdev, - struct videomode *timings); + struct videomode *vm); void (*set_timings)(struct omap_dss_device *dssdev, - struct videomode *timings); + struct videomode *vm); void (*get_timings)(struct omap_dss_device *dssdev, - struct videomode *timings); + struct videomode *vm); void (*set_datapairs)(struct omap_dss_device *dssdev, int datapairs); }; @@ -504,11 +504,11 @@ struct omapdss_dvi_ops { void (*disable)(struct omap_dss_device *dssdev); int (*check_timings)(struct omap_dss_device *dssdev, - struct videomode *timings); + struct videomode *vm); void (*set_timings)(struct omap_dss_device *dssdev, - struct videomode *timings); + struct videomode *vm); void (*get_timings)(struct omap_dss_device *dssdev, - struct videomode *timings); + struct videomode *vm); }; struct omapdss_atv_ops { @@ -521,11 +521,11 @@ struct omapdss_atv_ops { void (*disable)(struct omap_dss_device *dssdev); int (*check_timings)(struct omap_dss_device *dssdev, - struct videomode *timings); + struct videomode *vm); void (*set_timings)(struct omap_dss_device *dssdev, - struct videomode *timings); + struct videomode *vm); void (*get_timings)(struct omap_dss_device *dssdev, - struct videomode *timings); + struct videomode *vm); void (*set_type)(struct omap_dss_device *dssdev, enum omap_dss_venc_type type); @@ -546,11 +546,11 @@ struct omapdss_hdmi_ops { void (*disable)(struct omap_dss_device *dssdev); int (*check_timings)(struct omap_dss_device *dssdev, - struct videomode *timings); + struct videomode *vm); void (*set_timings)(struct omap_dss_device *dssdev, - struct videomode *timings); + struct videomode *vm); void (*get_timings)(struct omap_dss_device *dssdev, - struct videomode *timings); + struct videomode *vm); int (*read_edid)(struct omap_dss_device *dssdev, u8 *buf, int len); bool (*detect)(struct omap_dss_device *dssdev); @@ -656,7 +656,7 @@ struct omap_dss_device { } phy; struct { - struct videomode timings; + struct videomode vm; enum omap_dss_dsi_pixel_format dsi_pix_fmt; enum omap_dss_dsi_mode dsi_mode; @@ -749,11 +749,11 @@ struct omap_dss_driver { int (*get_recommended_bpp)(struct omap_dss_device *dssdev); int (*check_timings)(struct omap_dss_device *dssdev, - struct videomode *timings); + struct videomode *vm); void (*set_timings)(struct omap_dss_device *dssdev, - struct videomode *timings); + struct videomode *vm); void (*get_timings)(struct omap_dss_device *dssdev, - struct videomode *timings); + struct videomode *vm); int (*set_wss)(struct omap_dss_device *dssdev, u32 wss); u32 (*get_wss)(struct omap_dss_device *dssdev); @@ -811,7 +811,7 @@ void omapdss_default_get_resolution(struct omap_dss_device *dssdev, u16 *xres, u16 *yres); int omapdss_default_get_recommended_bpp(struct omap_dss_device *dssdev); void omapdss_default_get_timings(struct omap_dss_device *dssdev, - struct videomode *timings); + struct videomode *vm); typedef void (*omap_dispc_isr_t) (void *arg, u32 mask); int omap_dispc_register_isr(omap_dispc_isr_t isr, void *arg, u32 mask); @@ -865,7 +865,7 @@ void dispc_mgr_go(enum omap_channel channel); void dispc_mgr_set_lcd_config(enum omap_channel channel, const struct dss_lcd_mgr_config *config); void dispc_mgr_set_timings(enum omap_channel channel, - const struct videomode *timings); + const struct videomode *vm); void dispc_mgr_setup(enum omap_channel channel, const struct omap_overlay_manager_info *info); u32 dispc_mgr_gamma_size(enum omap_channel channel); @@ -878,8 +878,7 @@ bool dispc_ovl_enabled(enum omap_plane plane); void dispc_ovl_set_channel_out(enum omap_plane plane, enum omap_channel channel); int dispc_ovl_setup(enum omap_plane plane, const struct omap_overlay_info *oi, - bool replication, const struct videomode *mgr_timings, - bool mem_to_mem); + bool replication, const struct videomode *vm, bool mem_to_mem); enum omap_dss_output_id dispc_mgr_get_supported_outputs(enum omap_channel channel); @@ -893,7 +892,7 @@ struct dss_mgr_ops { int (*enable)(enum omap_channel channel); void (*disable)(enum omap_channel channel); void (*set_timings)(enum omap_channel channel, - const struct videomode *timings); + const struct videomode *vm); void (*set_lcd_config)(enum omap_channel channel, const struct dss_lcd_mgr_config *config); int (*register_framedone_handler)(enum omap_channel channel, @@ -910,7 +909,7 @@ int dss_mgr_connect(enum omap_channel channel, void dss_mgr_disconnect(enum omap_channel channel, struct omap_dss_device *dst); void dss_mgr_set_timings(enum omap_channel channel, - const struct videomode *timings); + const struct videomode *vm); void dss_mgr_set_lcd_config(enum omap_channel channel, const struct dss_lcd_mgr_config *config); int dss_mgr_enable(enum omap_channel channel); diff --git a/drivers/gpu/drm/omapdrm/dss/output.c b/drivers/gpu/drm/omapdrm/dss/output.c index 28fc5c159066..a901af5a9bc3 100644 --- a/drivers/gpu/drm/omapdrm/dss/output.c +++ b/drivers/gpu/drm/omapdrm/dss/output.c @@ -201,10 +201,9 @@ void dss_mgr_disconnect(enum omap_channel channel, } EXPORT_SYMBOL(dss_mgr_disconnect); -void dss_mgr_set_timings(enum omap_channel channel, - const struct videomode *timings) +void dss_mgr_set_timings(enum omap_channel channel, const struct videomode *vm) { - dss_mgr_ops->set_timings(channel, timings); + dss_mgr_ops->set_timings(channel, vm); } EXPORT_SYMBOL(dss_mgr_set_timings); diff --git a/drivers/gpu/drm/omapdrm/dss/rfbi.c b/drivers/gpu/drm/omapdrm/dss/rfbi.c index a08734ae2253..09724757366a 100644 --- a/drivers/gpu/drm/omapdrm/dss/rfbi.c +++ b/drivers/gpu/drm/omapdrm/dss/rfbi.c @@ -113,7 +113,7 @@ static struct { struct semaphore bus_lock; - struct videomode timings; + struct videomode vm; int pixel_size; int data_lines; struct rfbi_timings intf_timings; @@ -308,15 +308,15 @@ static int rfbi_transfer_area(struct omap_dss_device *dssdev, u32 l; int r; struct omap_overlay_manager *mgr = rfbi.output.manager; - u16 width = rfbi.timings.hactive; - u16 height = rfbi.timings.vactive; + u16 width = rfbi.vm.hactive; + u16 height = rfbi.vm.vactive; /*BUG_ON(callback == 0);*/ BUG_ON(rfbi.framedone_callback != NULL); DSSDBG("rfbi_transfer_area %dx%d\n", width, height); - dss_mgr_set_timings(mgr, &rfbi.timings); + dss_mgr_set_timings(mgr, &rfbi.vm); r = dss_mgr_enable(mgr); if (r) @@ -777,8 +777,8 @@ static int rfbi_update(struct omap_dss_device *dssdev, void (*callback)(void *), static void rfbi_set_size(struct omap_dss_device *dssdev, u16 w, u16 h) { - rfbi.timings.hactive = w; - rfbi.timings.vactive = h; + rfbi.vm.hactive = w; + rfbi.vm.vactive = h; } static void rfbi_set_pixel_size(struct omap_dss_device *dssdev, int pixel_size) @@ -858,26 +858,26 @@ static void rfbi_config_lcd_manager(struct omap_dss_device *dssdev) * are expected to be already configured by the panel driver via * omapdss_rfbi_set_size() */ - rfbi.timings.hsync_len = 1; - rfbi.timings.hfront_porch = 1; - rfbi.timings.hback_porch = 1; - rfbi.timings.vsync_len = 1; - rfbi.timings.vfront_porch = 0; - rfbi.timings.vback_porch = 0; - - rfbi.timings.flags &= ~DISPLAY_FLAGS_INTERLACED; - rfbi.timings.flags &= ~DISPLAY_FLAGS_HSYNC_LOW; - rfbi.timings.flags |= DISPLAY_FLAGS_HSYNC_HIGH; - rfbi.timings.flags &= ~DISPLAY_FLAGS_VSYNC_LOW; - rfbi.timings.flags |= DISPLAY_FLAGS_VSYNC_HIGH; - rfbi.timings.flags &= ~DISPLAY_FLAGS_PIXDATA_NEGEDGE; - rfbi.timings.flags |= DISPLAY_FLAGS_PIXDATA_POSEDGE; - rfbi.timings.flags &= ~DISPLAY_FLAGS_DE_LOW; - rfbi.timings.flags |= DISPLAY_FLAGS_DE_HIGH; - rfbi.timings.flags &= ~DISPLAY_FLAGS_SYNC_POSEDGE; - rfbi.timings.flags |= DISPLAY_FLAGS_SYNC_NEGEDGE; - - dss_mgr_set_timings(mgr, &rfbi.timings); + rfbi.vm.hsync_len = 1; + rfbi.vm.hfront_porch = 1; + rfbi.vm.hback_porch = 1; + rfbi.vm.vsync_len = 1; + rfbi.vm.vfront_porch = 0; + rfbi.vm.vback_porch = 0; + + rfbi.vm.flags &= ~DISPLAY_FLAGS_INTERLACED; + rfbi.vm.flags &= ~DISPLAY_FLAGS_HSYNC_LOW; + rfbi.vm.flags |= DISPLAY_FLAGS_HSYNC_HIGH; + rfbi.vm.flags &= ~DISPLAY_FLAGS_VSYNC_LOW; + rfbi.vm.flags |= DISPLAY_FLAGS_VSYNC_HIGH; + rfbi.vm.flags &= ~DISPLAY_FLAGS_PIXDATA_NEGEDGE; + rfbi.vm.flags |= DISPLAY_FLAGS_PIXDATA_POSEDGE; + rfbi.vm.flags &= ~DISPLAY_FLAGS_DE_LOW; + rfbi.vm.flags |= DISPLAY_FLAGS_DE_HIGH; + rfbi.vm.flags &= ~DISPLAY_FLAGS_SYNC_POSEDGE; + rfbi.vm.flags |= DISPLAY_FLAGS_SYNC_NEGEDGE; + + dss_mgr_set_timings(mgr, &rfbi.vm); } static int rfbi_display_enable(struct omap_dss_device *dssdev) diff --git a/drivers/gpu/drm/omapdrm/dss/sdi.c b/drivers/gpu/drm/omapdrm/dss/sdi.c index e2f2d6b2aa76..b3bda2d3c08d 100644 --- a/drivers/gpu/drm/omapdrm/dss/sdi.c +++ b/drivers/gpu/drm/omapdrm/dss/sdi.c @@ -39,7 +39,7 @@ static struct { struct regulator *vdds_sdi_reg; struct dss_lcd_mgr_config mgr_config; - struct videomode timings; + struct videomode vm; int datapairs; struct omap_dss_device output; @@ -131,7 +131,7 @@ static int sdi_display_enable(struct omap_dss_device *dssdev) { struct omap_dss_device *out = &sdi.output; enum omap_channel channel = dssdev->dispc_channel; - struct videomode *t = &sdi.timings; + struct videomode *vm = &sdi.vm; unsigned long fck; struct dispc_clock_info dispc_cinfo; unsigned long pck; @@ -151,9 +151,9 @@ static int sdi_display_enable(struct omap_dss_device *dssdev) goto err_get_dispc; /* 15.5.9.1.2 */ - t->flags |= DISPLAY_FLAGS_PIXDATA_POSEDGE | DISPLAY_FLAGS_SYNC_POSEDGE; + vm->flags |= DISPLAY_FLAGS_PIXDATA_POSEDGE | DISPLAY_FLAGS_SYNC_POSEDGE; - r = sdi_calc_clock_div(t->pixelclock, &fck, &dispc_cinfo); + r = sdi_calc_clock_div(vm->pixelclock, &fck, &dispc_cinfo); if (r) goto err_calc_clock_div; @@ -161,15 +161,15 @@ static int sdi_display_enable(struct omap_dss_device *dssdev) pck = fck / dispc_cinfo.lck_div / dispc_cinfo.pck_div; - if (pck != t->pixelclock) { + if (pck != vm->pixelclock) { DSSWARN("Could not find exact pixel clock. Requested %lu Hz, got %lu Hz\n", - t->pixelclock, pck); + vm->pixelclock, pck); - t->pixelclock = pck; + vm->pixelclock = pck; } - dss_mgr_set_timings(channel, t); + dss_mgr_set_timings(channel, vm); r = dss_set_fck_rate(fck); if (r) @@ -228,26 +228,26 @@ static void sdi_display_disable(struct omap_dss_device *dssdev) } static void sdi_set_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { - sdi.timings = *timings; + sdi.vm = *vm; } static void sdi_get_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { - *timings = sdi.timings; + *vm = sdi.vm; } static int sdi_check_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { enum omap_channel channel = dssdev->dispc_channel; - if (!dispc_mgr_timings_ok(channel, timings)) + if (!dispc_mgr_timings_ok(channel, vm)) return -EINVAL; - if (timings->pixelclock == 0) + if (vm->pixelclock == 0) return -EINVAL; return 0; diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c b/drivers/gpu/drm/omapdrm/dss/venc.c index 68a04a8753b0..d74f7fcc2e46 100644 --- a/drivers/gpu/drm/omapdrm/dss/venc.c +++ b/drivers/gpu/drm/omapdrm/dss/venc.c @@ -262,7 +262,7 @@ static const struct venc_config venc_config_pal_bdghi = { .fid_ext_start_y__fid_ext_offset_y = 0x01380005, }; -const struct videomode omap_dss_pal_timings = { +const struct videomode omap_dss_pal_vm = { .hactive = 720, .vactive = 574, .pixelclock = 13500000, @@ -278,9 +278,9 @@ const struct videomode omap_dss_pal_timings = { DISPLAY_FLAGS_PIXDATA_POSEDGE | DISPLAY_FLAGS_SYNC_NEGEDGE, }; -EXPORT_SYMBOL(omap_dss_pal_timings); +EXPORT_SYMBOL(omap_dss_pal_vm); -const struct videomode omap_dss_ntsc_timings = { +const struct videomode omap_dss_ntsc_vm = { .hactive = 720, .vactive = 482, .pixelclock = 13500000, @@ -296,7 +296,7 @@ const struct videomode omap_dss_ntsc_timings = { DISPLAY_FLAGS_PIXDATA_POSEDGE | DISPLAY_FLAGS_SYNC_NEGEDGE, }; -EXPORT_SYMBOL(omap_dss_ntsc_timings); +EXPORT_SYMBOL(omap_dss_ntsc_vm); static struct { struct platform_device *pdev; @@ -307,7 +307,7 @@ static struct { struct clk *tv_dac_clk; - struct videomode timings; + struct videomode vm; enum omap_dss_venc_type type; bool invert_polarity; @@ -421,13 +421,12 @@ static void venc_runtime_put(void) WARN_ON(r < 0 && r != -ENOSYS); } -static const struct venc_config *venc_timings_to_config( - struct videomode *timings) +static const struct venc_config *venc_timings_to_config(struct videomode *vm) { - if (memcmp(&omap_dss_pal_timings, timings, sizeof(*timings)) == 0) + if (memcmp(&omap_dss_pal_vm, vm, sizeof(*vm)) == 0) return &venc_config_pal_trm; - if (memcmp(&omap_dss_ntsc_timings, timings, sizeof(*timings)) == 0) + if (memcmp(&omap_dss_ntsc_vm, vm, sizeof(*vm)) == 0) return &venc_config_ntsc_trm; BUG(); @@ -445,7 +444,7 @@ static int venc_power_on(struct omap_dss_device *dssdev) goto err0; venc_reset(); - venc_write_config(venc_timings_to_config(&venc.timings)); + venc_write_config(venc_timings_to_config(&venc.vm)); dss_set_venc_output(venc.type); dss_set_dac_pwrdn_bgz(1); @@ -462,7 +461,7 @@ static int venc_power_on(struct omap_dss_device *dssdev) venc_write_reg(VENC_OUTPUT_CONTROL, l); - dss_mgr_set_timings(channel, &venc.timings); + dss_mgr_set_timings(channel, &venc.vm); r = regulator_enable(venc.vdda_dac_reg); if (r) @@ -540,17 +539,17 @@ static void venc_display_disable(struct omap_dss_device *dssdev) } static void venc_set_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { DSSDBG("venc_set_timings\n"); mutex_lock(&venc.venc_lock); /* Reset WSS data when the TV standard changes. */ - if (memcmp(&venc.timings, timings, sizeof(*timings))) + if (memcmp(&venc.vm, vm, sizeof(*vm))) venc.wss_data = 0; - venc.timings = *timings; + venc.vm = *vm; dispc_set_tv_pclk(13500000); @@ -558,25 +557,25 @@ static void venc_set_timings(struct omap_dss_device *dssdev, } static int venc_check_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { DSSDBG("venc_check_timings\n"); - if (memcmp(&omap_dss_pal_timings, timings, sizeof(*timings)) == 0) + if (memcmp(&omap_dss_pal_vm, vm, sizeof(*vm)) == 0) return 0; - if (memcmp(&omap_dss_ntsc_timings, timings, sizeof(*timings)) == 0) + if (memcmp(&omap_dss_ntsc_vm, vm, sizeof(*vm)) == 0) return 0; return -EINVAL; } static void venc_get_timings(struct omap_dss_device *dssdev, - struct videomode *timings) + struct videomode *vm) { mutex_lock(&venc.venc_lock); - *timings = venc.timings; + *vm = venc.vm; mutex_unlock(&venc.venc_lock); } @@ -596,7 +595,7 @@ static int venc_set_wss(struct omap_dss_device *dssdev, u32 wss) mutex_lock(&venc.venc_lock); - config = venc_timings_to_config(&venc.timings); + config = venc_timings_to_config(&venc.vm); /* Invert due to VENC_L21_WC_CTL:INV=1 */ venc.wss_data = (wss ^ 0xfffff) << 8; diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c index b04586b7e594..2580e8673908 100644 --- a/drivers/gpu/drm/omapdrm/omap_connector.c +++ b/drivers/gpu/drm/omapdrm/omap_connector.c @@ -118,11 +118,11 @@ static int omap_connector_get_modes(struct drm_connector *connector) kfree(edid); } else { struct drm_display_mode *mode = drm_mode_create(dev); - struct videomode timings = {0}; + struct videomode vm = {0}; - dssdrv->get_timings(dssdev, &timings); + dssdrv->get_timings(dssdev, &vm); - drm_display_mode_from_videomode(&timings, mode); + drm_display_mode_from_videomode(&vm, mode); mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED; drm_mode_set_name(mode); @@ -140,14 +140,14 @@ static int omap_connector_mode_valid(struct drm_connector *connector, struct omap_connector *omap_connector = to_omap_connector(connector); struct omap_dss_device *dssdev = omap_connector->dssdev; struct omap_dss_driver *dssdrv = dssdev->driver; - struct videomode timings = {0}; + struct videomode vm = {0}; struct drm_device *dev = connector->dev; struct drm_display_mode *new_mode; int r, ret = MODE_BAD; - drm_display_mode_to_videomode(mode, &timings); - timings.flags |= DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE | - DISPLAY_FLAGS_SYNC_NEGEDGE; + drm_display_mode_to_videomode(mode, &vm); + vm.flags |= DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_PIXDATA_POSEDGE | + DISPLAY_FLAGS_SYNC_NEGEDGE; mode->vrefresh = drm_mode_vrefresh(mode); /* @@ -156,13 +156,13 @@ static int omap_connector_mode_valid(struct drm_connector *connector, * panel's timings */ if (dssdrv->check_timings) { - r = dssdrv->check_timings(dssdev, &timings); + r = dssdrv->check_timings(dssdev, &vm); } else { struct videomode t = {0}; dssdrv->get_timings(dssdev, &t); - if (memcmp(&timings, &t, sizeof(struct videomode))) + if (memcmp(&vm, &t, sizeof(struct videomode))) r = -EINVAL; else r = 0; @@ -171,7 +171,7 @@ static int omap_connector_mode_valid(struct drm_connector *connector, if (!r) { /* check if vrefresh is still valid */ new_mode = drm_mode_duplicate(dev, mode); - new_mode->clock = timings.pixelclock / 1000; + new_mode->clock = vm.pixelclock / 1000; new_mode->vrefresh = 0; if (mode->vrefresh == drm_mode_vrefresh(new_mode)) ret = MODE_OK; diff --git a/drivers/gpu/drm/omapdrm/omap_crtc.c b/drivers/gpu/drm/omapdrm/omap_crtc.c index c819e350fb1b..8dea89030e66 100644 --- a/drivers/gpu/drm/omapdrm/omap_crtc.c +++ b/drivers/gpu/drm/omapdrm/omap_crtc.c @@ -34,7 +34,7 @@ struct omap_crtc { const char *name; enum omap_channel channel; - struct videomode timings; + struct videomode vm; struct omap_drm_irq vblank_irq; struct omap_drm_irq error_irq; @@ -59,7 +59,7 @@ uint32_t pipe2vbl(struct drm_crtc *crtc) struct videomode *omap_crtc_timings(struct drm_crtc *crtc) { struct omap_crtc *omap_crtc = to_omap_crtc(crtc); - return &omap_crtc->timings; + return &omap_crtc->vm; } enum omap_channel omap_crtc_channel(struct drm_crtc *crtc) @@ -201,7 +201,7 @@ static int omap_crtc_dss_enable(enum omap_channel channel) dispc_mgr_setup(omap_crtc->channel, &info); dispc_mgr_set_timings(omap_crtc->channel, - &omap_crtc->timings); + &omap_crtc->vm); omap_crtc_set_enabled(&omap_crtc->base, true); return 0; @@ -215,11 +215,11 @@ static void omap_crtc_dss_disable(enum omap_channel channel) } static void omap_crtc_dss_set_timings(enum omap_channel channel, - const struct videomode *timings) + const struct videomode *vm) { struct omap_crtc *omap_crtc = omap_crtcs[channel]; DBG("%s", omap_crtc->name); - omap_crtc->timings = *timings; + omap_crtc->vm = *vm; } static void omap_crtc_dss_set_lcd_config(enum omap_channel channel, @@ -369,10 +369,10 @@ static void omap_crtc_mode_set_nofb(struct drm_crtc *crtc) mode->vdisplay, mode->vsync_start, mode->vsync_end, mode->vtotal, mode->type, mode->flags); - drm_display_mode_to_videomode(mode, &omap_crtc->timings); - omap_crtc->timings.flags |= DISPLAY_FLAGS_DE_HIGH | - DISPLAY_FLAGS_PIXDATA_POSEDGE | - DISPLAY_FLAGS_SYNC_NEGEDGE; + drm_display_mode_to_videomode(mode, &omap_crtc->vm); + omap_crtc->vm.flags |= DISPLAY_FLAGS_DE_HIGH | + DISPLAY_FLAGS_PIXDATA_POSEDGE | + DISPLAY_FLAGS_SYNC_NEGEDGE; } static int omap_crtc_atomic_check(struct drm_crtc *crtc, diff --git a/drivers/gpu/drm/omapdrm/omap_encoder.c b/drivers/gpu/drm/omapdrm/omap_encoder.c index f54065e9e2bf..a20f30039aee 100644 --- a/drivers/gpu/drm/omapdrm/omap_encoder.c +++ b/drivers/gpu/drm/omapdrm/omap_encoder.c @@ -102,7 +102,7 @@ static void omap_encoder_disable(struct drm_encoder *encoder) static int omap_encoder_update(struct drm_encoder *encoder, enum omap_channel channel, - struct videomode *timings) + struct videomode *vm) { struct drm_device *dev = encoder->dev; struct omap_encoder *omap_encoder = to_omap_encoder(encoder); @@ -111,13 +111,13 @@ static int omap_encoder_update(struct drm_encoder *encoder, int ret; if (dssdrv->check_timings) { - ret = dssdrv->check_timings(dssdev, timings); + ret = dssdrv->check_timings(dssdev, vm); } else { struct videomode t = {0}; dssdrv->get_timings(dssdev, &t); - if (memcmp(timings, &t, sizeof(struct videomode))) + if (memcmp(vm, &t, sizeof(struct videomode))) ret = -EINVAL; else ret = 0; @@ -129,7 +129,7 @@ static int omap_encoder_update(struct drm_encoder *encoder, } if (dssdrv->set_timings) - dssdrv->set_timings(dssdev, timings); + dssdrv->set_timings(dssdev, vm); return 0; } -- cgit v1.2.3 From 26a8d210d2d4a0b005935541a689b93cc6bc4cdc Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 14:07:05 +0300 Subject: drm/omap: panel-tpo-td043mtea1: Add note for incorrect sync drive edge According to the datasheet of the panel, both data, DEN and sync signals are expected to be driven on the falling edge of the DOTCLK. Signed-off-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c index f78102aab2e6..0787dba44faa 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td043mtea1.c @@ -89,6 +89,10 @@ static const struct videomode tpo_td043_vm = { .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_SYNC_POSEDGE | DISPLAY_FLAGS_PIXDATA_NEGEDGE, + /* + * Note: According to the panel documentation: + * SYNC needs to be driven on the FALLING edge + */ }; #define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) -- cgit v1.2.3 From 737b513b4c6341fe43d9a5d5d97fc4fe7c6e2659 Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 14:07:06 +0300 Subject: drm/omap: panel-tpo-td028ttec1: Add note for incorrect sync drive edge According to the datasheet of the panel, both data, DEN and sync signals are expected to be driven on the falling edge of the DOTCLK. Signed-off-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c index c003f4dd2a18..f313dbfcbacb 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-tpo-td028ttec1.c @@ -56,6 +56,10 @@ static struct videomode td028ttec1_panel_vm = { .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_SYNC_POSEDGE | DISPLAY_FLAGS_PIXDATA_NEGEDGE, + /* + * Note: According to the panel documentation: + * SYNC needs to be driven on the FALLING edge + */ }; #define JBT_COMMAND 0x000 -- cgit v1.2.3 From 3a3caf305f53ddacb2fc374abfac1aeac4e4799c Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 14:07:07 +0300 Subject: drm/omap: panel-sharp-ls037v7dw01: Add note for incorrect data drive edge According to the datasheet of the panel, both data, DEN and sync signals are expected to be driven on the falling edge of the DOTCLK. Signed-off-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c index fd33156bc34c..04fe235b7cac 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-sharp-ls037v7dw01.c @@ -52,6 +52,10 @@ static const struct videomode sharp_ls_vm = { .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_SYNC_NEGEDGE | DISPLAY_FLAGS_PIXDATA_POSEDGE, + /* + * Note: According to the panel documentation: + * DATA needs to be driven on the FALLING edge + */ }; #define to_panel_data(p) container_of(p, struct panel_drv_data, dssdev) -- cgit v1.2.3 From d7b56e6f4e34b6d182b3c4e03c1bd88a3acfb210 Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 22 Sep 2016 14:07:08 +0300 Subject: drm/omap: panel-lgphilips-lb035q02: Add note for incorrect data drive edge and DE level According to the datasheet of the panel, both data, DEN and sync signals are expected to be driven on the falling edge of the DOTCLK. The DE is active low according to the documentation. Signed-off-by: Peter Ujfalusi Signed-off-by: Tomi Valkeinen --- drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c index b36fa0a57b61..43d21edb51f5 100644 --- a/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c +++ b/drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c @@ -36,6 +36,11 @@ static struct videomode lb035q02_vm = { .flags = DISPLAY_FLAGS_HSYNC_LOW | DISPLAY_FLAGS_VSYNC_LOW | DISPLAY_FLAGS_DE_HIGH | DISPLAY_FLAGS_SYNC_NEGEDGE | DISPLAY_FLAGS_PIXDATA_POSEDGE, + /* + * Note: According to the panel documentation: + * DE is active LOW + * DATA needs to be driven on the FALLING edge + */ }; struct panel_drv_data { -- cgit v1.2.3 From 37c6393431bf526d6f465e095c1201c1b890dd51 Mon Sep 17 00:00:00 2001 From: Mika Kuoppala Date: Tue, 1 Nov 2016 15:27:36 +0200 Subject: drm/i915/gtt: Fix pte clear range MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Comparing pte index to a number of entries is wrong when clearing a range of pte entries. Use end marker of 'one past' to correctly point adequate number of ptes to the scratch page. v2: assert early instead of warning late (Chris) v3: removed consts (Joonas) Fixes: d209b9c3cd28 ("drm/i915/gtt: Split gen8_ppgtt_clear_pte_range") Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=98282 Cc: Chris Wilson Cc: Joonas Lahtinen Cc: Michel Thierry Cc: Michał Winiarski Reported-by: Mike Lothian Signed-off-by: Mika Kuoppala Reviewed-by: Chris Wilson Tested-by: Mike Lothian Reviewed-by: Joonas Lahtinen Signed-off-by: Mika Kuoppala --- drivers/gpu/drm/i915/i915_gem_gtt.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 00606a27e9aa..dc279ca61974 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -716,9 +716,9 @@ static bool gen8_ppgtt_clear_pt(struct i915_address_space *vm, uint64_t length) { struct i915_hw_ppgtt *ppgtt = i915_vm_to_ppgtt(vm); - unsigned int pte_start = gen8_pte_index(start); unsigned int num_entries = gen8_pte_count(start, length); - uint64_t pte; + unsigned int pte = gen8_pte_index(start); + unsigned int pte_end = pte + num_entries; gen8_pte_t *pt_vaddr; gen8_pte_t scratch_pte = gen8_pte_encode(vm->scratch_page.daddr, I915_CACHE_LLC); @@ -726,7 +726,9 @@ static bool gen8_ppgtt_clear_pt(struct i915_address_space *vm, if (WARN_ON(!px_page(pt))) return false; - bitmap_clear(pt->used_ptes, pte_start, num_entries); + GEM_BUG_ON(pte_end > GEN8_PTES); + + bitmap_clear(pt->used_ptes, pte, num_entries); if (bitmap_empty(pt->used_ptes, GEN8_PTES)) { free_pt(vm->dev, pt); @@ -735,8 +737,8 @@ static bool gen8_ppgtt_clear_pt(struct i915_address_space *vm, pt_vaddr = kmap_px(pt); - for (pte = pte_start; pte < num_entries; pte++) - pt_vaddr[pte] = scratch_pte; + while (pte < pte_end) + pt_vaddr[pte++] = scratch_pte; kunmap_px(ppgtt, pt_vaddr); -- cgit v1.2.3 From fce937559ef04aa2e29719842ec0d56b14eaf8c8 Mon Sep 17 00:00:00 2001 From: Mika Kuoppala Date: Mon, 31 Oct 2016 17:24:46 +0200 Subject: drm/i915/gtt: Mark tlbs dirty on clear Now when clearing ptes can modify upper level pdp's, we need to mark them dirty so that they will be flushed correctly. Reviewed-by: Chris Wilson Signed-off-by: Mika Kuoppala Link: http://patchwork.freedesktop.org/patch/msgid/1478006856-8313-1-git-send-email-mika.kuoppala@intel.com --- drivers/gpu/drm/i915/i915_gem_gtt.c | 22 ++++++++++++---------- 1 file changed, 12 insertions(+), 10 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index dc279ca61974..67606bf8232b 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -707,6 +707,16 @@ static int gen8_48b_mm_switch(struct i915_hw_ppgtt *ppgtt, return gen8_write_pdp(req, 0, px_dma(&ppgtt->pml4)); } +/* PDE TLBs are a pain to invalidate on GEN8+. When we modify + * the page table structures, we mark them dirty so that + * context switching/execlist queuing code takes extra steps + * to ensure that tlbs are flushed. + */ +static void mark_tlbs_dirty(struct i915_hw_ppgtt *ppgtt) +{ + ppgtt->pd_dirty_rings = INTEL_INFO(ppgtt->base.dev)->ring_mask; +} + /* Removes entries from a single page table, releasing it if it's empty. * Caller can use the return value to update higher-level entries. */ @@ -809,6 +819,8 @@ static bool gen8_ppgtt_clear_pdp(struct i915_address_space *vm, } } + mark_tlbs_dirty(ppgtt); + if (USES_FULL_48BIT_PPGTT(vm->dev) && bitmap_empty(pdp->used_pdpes, I915_PDPES_PER_PDP(vm->dev))) { free_pdp(vm->dev, pdp); @@ -1283,16 +1295,6 @@ err_out: return -ENOMEM; } -/* PDE TLBs are a pain to invalidate on GEN8+. When we modify - * the page table structures, we mark them dirty so that - * context switching/execlist queuing code takes extra steps - * to ensure that tlbs are flushed. - */ -static void mark_tlbs_dirty(struct i915_hw_ppgtt *ppgtt) -{ - ppgtt->pd_dirty_rings = INTEL_INFO(ppgtt->base.dev)->ring_mask; -} - static int gen8_alloc_va_range_3lvl(struct i915_address_space *vm, struct i915_page_directory_pointer *pdp, uint64_t start, -- cgit v1.2.3 From 3ac168a70b2417c602fb86d48cb0cd12102890e1 Mon Sep 17 00:00:00 2001 From: Mika Kuoppala Date: Tue, 1 Nov 2016 18:43:03 +0200 Subject: drm/i915: Move hangcheck code out from i915_irq.c Create new file for hangcheck specific code, intel_hangcheck.c, and move all related code in it. v2: s/intel_engine_hangcheck/intel_engine (Chris) No functional changes. Cc: Chris Wilson Cc: Joonas Lahtinen Cc: Tvrtko Ursulin Signed-off-by: Mika Kuoppala Reviewed-by: Chris Wilson Signed-off-by: Mika Kuoppala Link: http://patchwork.freedesktop.org/patch/msgid/1478018583-5816-1-git-send-email-mika.kuoppala@intel.com --- drivers/gpu/drm/i915/Makefile | 1 + drivers/gpu/drm/i915/i915_drv.c | 1 + drivers/gpu/drm/i915/i915_drv.h | 1 + drivers/gpu/drm/i915/i915_irq.c | 417 ------------------------------ drivers/gpu/drm/i915/intel_engine_cs.c | 5 - drivers/gpu/drm/i915/intel_hangcheck.c | 450 +++++++++++++++++++++++++++++++++ 6 files changed, 453 insertions(+), 422 deletions(-) create mode 100644 drivers/gpu/drm/i915/intel_hangcheck.c (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile index 240ce9a8d68e..0857e5035f4d 100644 --- a/drivers/gpu/drm/i915/Makefile +++ b/drivers/gpu/drm/i915/Makefile @@ -47,6 +47,7 @@ i915-y += i915_cmd_parser.o \ i915_trace_points.o \ intel_breadcrumbs.o \ intel_engine_cs.o \ + intel_hangcheck.o \ intel_lrc.o \ intel_mocs.o \ intel_ringbuffer.o \ diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 48f4d210baf6..9e5a547a67ab 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -830,6 +830,7 @@ static int i915_driver_init_early(struct drm_i915_private *dev_priv, intel_init_dpio(dev_priv); intel_power_domains_init(dev_priv); intel_irq_init(dev_priv); + intel_hangcheck_init(dev_priv); intel_init_display_hooks(dev_priv); intel_init_clock_gating_hooks(dev_priv); intel_init_audio_hooks(dev_priv); diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index f20e24baf95c..d8689792e75e 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -3009,6 +3009,7 @@ extern bool intel_has_gpu_reset(struct drm_i915_private *dev_priv); extern void i915_reset(struct drm_i915_private *dev_priv); extern int intel_guc_reset(struct drm_i915_private *dev_priv); extern void intel_engine_init_hangcheck(struct intel_engine_cs *engine); +extern void intel_hangcheck_init(struct drm_i915_private *dev_priv); extern unsigned long i915_chipset_val(struct drm_i915_private *dev_priv); extern unsigned long i915_mch_val(struct drm_i915_private *dev_priv); extern unsigned long i915_gfx_val(struct drm_i915_private *dev_priv); diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index ecd06d301d8b..6d7505b5c5e7 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -2848,420 +2848,6 @@ static void gen8_disable_vblank(struct drm_device *dev, unsigned int pipe) spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags); } -static bool -ipehr_is_semaphore_wait(struct intel_engine_cs *engine, u32 ipehr) -{ - if (INTEL_GEN(engine->i915) >= 8) { - return (ipehr >> 23) == 0x1c; - } else { - ipehr &= ~MI_SEMAPHORE_SYNC_MASK; - return ipehr == (MI_SEMAPHORE_MBOX | MI_SEMAPHORE_COMPARE | - MI_SEMAPHORE_REGISTER); - } -} - -static struct intel_engine_cs * -semaphore_wait_to_signaller_ring(struct intel_engine_cs *engine, u32 ipehr, - u64 offset) -{ - struct drm_i915_private *dev_priv = engine->i915; - struct intel_engine_cs *signaller; - enum intel_engine_id id; - - if (INTEL_GEN(dev_priv) >= 8) { - for_each_engine(signaller, dev_priv, id) { - if (engine == signaller) - continue; - - if (offset == signaller->semaphore.signal_ggtt[engine->hw_id]) - return signaller; - } - } else { - u32 sync_bits = ipehr & MI_SEMAPHORE_SYNC_MASK; - - for_each_engine(signaller, dev_priv, id) { - if(engine == signaller) - continue; - - if (sync_bits == signaller->semaphore.mbox.wait[engine->hw_id]) - return signaller; - } - } - - DRM_DEBUG_DRIVER("No signaller ring found for %s, ipehr 0x%08x, offset 0x%016llx\n", - engine->name, ipehr, offset); - - return ERR_PTR(-ENODEV); -} - -static struct intel_engine_cs * -semaphore_waits_for(struct intel_engine_cs *engine, u32 *seqno) -{ - struct drm_i915_private *dev_priv = engine->i915; - void __iomem *vaddr; - u32 cmd, ipehr, head; - u64 offset = 0; - int i, backwards; - - /* - * This function does not support execlist mode - any attempt to - * proceed further into this function will result in a kernel panic - * when dereferencing ring->buffer, which is not set up in execlist - * mode. - * - * The correct way of doing it would be to derive the currently - * executing ring buffer from the current context, which is derived - * from the currently running request. Unfortunately, to get the - * current request we would have to grab the struct_mutex before doing - * anything else, which would be ill-advised since some other thread - * might have grabbed it already and managed to hang itself, causing - * the hang checker to deadlock. - * - * Therefore, this function does not support execlist mode in its - * current form. Just return NULL and move on. - */ - if (engine->buffer == NULL) - return NULL; - - ipehr = I915_READ(RING_IPEHR(engine->mmio_base)); - if (!ipehr_is_semaphore_wait(engine, ipehr)) - return NULL; - - /* - * HEAD is likely pointing to the dword after the actual command, - * so scan backwards until we find the MBOX. But limit it to just 3 - * or 4 dwords depending on the semaphore wait command size. - * Note that we don't care about ACTHD here since that might - * point at at batch, and semaphores are always emitted into the - * ringbuffer itself. - */ - head = I915_READ_HEAD(engine) & HEAD_ADDR; - backwards = (INTEL_GEN(dev_priv) >= 8) ? 5 : 4; - vaddr = (void __iomem *)engine->buffer->vaddr; - - for (i = backwards; i; --i) { - /* - * Be paranoid and presume the hw has gone off into the wild - - * our ring is smaller than what the hardware (and hence - * HEAD_ADDR) allows. Also handles wrap-around. - */ - head &= engine->buffer->size - 1; - - /* This here seems to blow up */ - cmd = ioread32(vaddr + head); - if (cmd == ipehr) - break; - - head -= 4; - } - - if (!i) - return NULL; - - *seqno = ioread32(vaddr + head + 4) + 1; - if (INTEL_GEN(dev_priv) >= 8) { - offset = ioread32(vaddr + head + 12); - offset <<= 32; - offset |= ioread32(vaddr + head + 8); - } - return semaphore_wait_to_signaller_ring(engine, ipehr, offset); -} - -static int semaphore_passed(struct intel_engine_cs *engine) -{ - struct drm_i915_private *dev_priv = engine->i915; - struct intel_engine_cs *signaller; - u32 seqno; - - engine->hangcheck.deadlock++; - - signaller = semaphore_waits_for(engine, &seqno); - if (signaller == NULL) - return -1; - - if (IS_ERR(signaller)) - return 0; - - /* Prevent pathological recursion due to driver bugs */ - if (signaller->hangcheck.deadlock >= I915_NUM_ENGINES) - return -1; - - if (i915_seqno_passed(intel_engine_get_seqno(signaller), seqno)) - return 1; - - /* cursory check for an unkickable deadlock */ - if (I915_READ_CTL(signaller) & RING_WAIT_SEMAPHORE && - semaphore_passed(signaller) < 0) - return -1; - - return 0; -} - -static void semaphore_clear_deadlocks(struct drm_i915_private *dev_priv) -{ - struct intel_engine_cs *engine; - enum intel_engine_id id; - - for_each_engine(engine, dev_priv, id) - engine->hangcheck.deadlock = 0; -} - -static bool instdone_unchanged(u32 current_instdone, u32 *old_instdone) -{ - u32 tmp = current_instdone | *old_instdone; - bool unchanged; - - unchanged = tmp == *old_instdone; - *old_instdone |= tmp; - - return unchanged; -} - -static bool subunits_stuck(struct intel_engine_cs *engine) -{ - struct drm_i915_private *dev_priv = engine->i915; - struct intel_instdone instdone; - struct intel_instdone *accu_instdone = &engine->hangcheck.instdone; - bool stuck; - int slice; - int subslice; - - if (engine->id != RCS) - return true; - - intel_engine_get_instdone(engine, &instdone); - - /* There might be unstable subunit states even when - * actual head is not moving. Filter out the unstable ones by - * accumulating the undone -> done transitions and only - * consider those as progress. - */ - stuck = instdone_unchanged(instdone.instdone, - &accu_instdone->instdone); - stuck &= instdone_unchanged(instdone.slice_common, - &accu_instdone->slice_common); - - for_each_instdone_slice_subslice(dev_priv, slice, subslice) { - stuck &= instdone_unchanged(instdone.sampler[slice][subslice], - &accu_instdone->sampler[slice][subslice]); - stuck &= instdone_unchanged(instdone.row[slice][subslice], - &accu_instdone->row[slice][subslice]); - } - - return stuck; -} - -static enum intel_engine_hangcheck_action -head_stuck(struct intel_engine_cs *engine, u64 acthd) -{ - if (acthd != engine->hangcheck.acthd) { - - /* Clear subunit states on head movement */ - memset(&engine->hangcheck.instdone, 0, - sizeof(engine->hangcheck.instdone)); - - return HANGCHECK_ACTIVE; - } - - if (!subunits_stuck(engine)) - return HANGCHECK_ACTIVE; - - return HANGCHECK_HUNG; -} - -static enum intel_engine_hangcheck_action -engine_stuck(struct intel_engine_cs *engine, u64 acthd) -{ - struct drm_i915_private *dev_priv = engine->i915; - enum intel_engine_hangcheck_action ha; - u32 tmp; - - ha = head_stuck(engine, acthd); - if (ha != HANGCHECK_HUNG) - return ha; - - if (IS_GEN2(dev_priv)) - return HANGCHECK_HUNG; - - /* Is the chip hanging on a WAIT_FOR_EVENT? - * If so we can simply poke the RB_WAIT bit - * and break the hang. This should work on - * all but the second generation chipsets. - */ - tmp = I915_READ_CTL(engine); - if (tmp & RING_WAIT) { - i915_handle_error(dev_priv, 0, - "Kicking stuck wait on %s", - engine->name); - I915_WRITE_CTL(engine, tmp); - return HANGCHECK_KICK; - } - - if (INTEL_GEN(dev_priv) >= 6 && tmp & RING_WAIT_SEMAPHORE) { - switch (semaphore_passed(engine)) { - default: - return HANGCHECK_HUNG; - case 1: - i915_handle_error(dev_priv, 0, - "Kicking stuck semaphore on %s", - engine->name); - I915_WRITE_CTL(engine, tmp); - return HANGCHECK_KICK; - case 0: - return HANGCHECK_WAIT; - } - } - - return HANGCHECK_HUNG; -} - -/* - * This is called when the chip hasn't reported back with completed - * batchbuffers in a long time. We keep track per ring seqno progress and - * if there are no progress, hangcheck score for that ring is increased. - * Further, acthd is inspected to see if the ring is stuck. On stuck case - * we kick the ring. If we see no progress on three subsequent calls - * we assume chip is wedged and try to fix it by resetting the chip. - */ -static void i915_hangcheck_elapsed(struct work_struct *work) -{ - struct drm_i915_private *dev_priv = - container_of(work, typeof(*dev_priv), - gpu_error.hangcheck_work.work); - struct intel_engine_cs *engine; - enum intel_engine_id id; - unsigned int hung = 0, stuck = 0; - int busy_count = 0; -#define BUSY 1 -#define KICK 5 -#define HUNG 20 -#define ACTIVE_DECAY 15 - - if (!i915.enable_hangcheck) - return; - - if (!READ_ONCE(dev_priv->gt.awake)) - return; - - /* As enabling the GPU requires fairly extensive mmio access, - * periodically arm the mmio checker to see if we are triggering - * any invalid access. - */ - intel_uncore_arm_unclaimed_mmio_detection(dev_priv); - - for_each_engine(engine, dev_priv, id) { - bool busy = intel_engine_has_waiter(engine); - u64 acthd; - u32 seqno; - u32 submit; - - semaphore_clear_deadlocks(dev_priv); - - /* We don't strictly need an irq-barrier here, as we are not - * serving an interrupt request, be paranoid in case the - * barrier has side-effects (such as preventing a broken - * cacheline snoop) and so be sure that we can see the seqno - * advance. If the seqno should stick, due to a stale - * cacheline, we would erroneously declare the GPU hung. - */ - if (engine->irq_seqno_barrier) - engine->irq_seqno_barrier(engine); - - acthd = intel_engine_get_active_head(engine); - seqno = intel_engine_get_seqno(engine); - submit = intel_engine_last_submit(engine); - - if (engine->hangcheck.seqno == seqno) { - if (i915_seqno_passed(seqno, submit)) { - engine->hangcheck.action = HANGCHECK_IDLE; - } else { - /* We always increment the hangcheck score - * if the engine is busy and still processing - * the same request, so that no single request - * can run indefinitely (such as a chain of - * batches). The only time we do not increment - * the hangcheck score on this ring, if this - * engine is in a legitimate wait for another - * engine. In that case the waiting engine is a - * victim and we want to be sure we catch the - * right culprit. Then every time we do kick - * the ring, add a small increment to the - * score so that we can catch a batch that is - * being repeatedly kicked and so responsible - * for stalling the machine. - */ - engine->hangcheck.action = - engine_stuck(engine, acthd); - - switch (engine->hangcheck.action) { - case HANGCHECK_IDLE: - case HANGCHECK_WAIT: - break; - case HANGCHECK_ACTIVE: - engine->hangcheck.score += BUSY; - break; - case HANGCHECK_KICK: - engine->hangcheck.score += KICK; - break; - case HANGCHECK_HUNG: - engine->hangcheck.score += HUNG; - break; - } - } - - if (engine->hangcheck.score >= HANGCHECK_SCORE_RING_HUNG) { - hung |= intel_engine_flag(engine); - if (engine->hangcheck.action != HANGCHECK_HUNG) - stuck |= intel_engine_flag(engine); - } - } else { - engine->hangcheck.action = HANGCHECK_ACTIVE; - - /* Gradually reduce the count so that we catch DoS - * attempts across multiple batches. - */ - if (engine->hangcheck.score > 0) - engine->hangcheck.score -= ACTIVE_DECAY; - if (engine->hangcheck.score < 0) - engine->hangcheck.score = 0; - - /* Clear head and subunit states on seqno movement */ - acthd = 0; - - memset(&engine->hangcheck.instdone, 0, - sizeof(engine->hangcheck.instdone)); - } - - engine->hangcheck.seqno = seqno; - engine->hangcheck.acthd = acthd; - busy_count += busy; - } - - if (hung) { - char msg[80]; - unsigned int tmp; - int len; - - /* If some rings hung but others were still busy, only - * blame the hanging rings in the synopsis. - */ - if (stuck != hung) - hung &= ~stuck; - len = scnprintf(msg, sizeof(msg), - "%s on ", stuck == hung ? "No progress" : "Hang"); - for_each_engine_masked(engine, dev_priv, hung, tmp) - len += scnprintf(msg + len, sizeof(msg) - len, - "%s, ", engine->name); - msg[len-2] = '\0'; - - return i915_handle_error(dev_priv, hung, msg); - } - - /* Reset timer in case GPU hangs without another request being added */ - if (busy_count) - i915_queue_hangcheck(dev_priv); -} - static void ibx_irq_reset(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); @@ -4583,9 +4169,6 @@ void intel_irq_init(struct drm_i915_private *dev_priv) if (INTEL_INFO(dev_priv)->gen >= 8) dev_priv->rps.pm_intr_keep |= GEN8_PMINTR_REDIRECT_TO_GUC; - INIT_DELAYED_WORK(&dev_priv->gpu_error.hangcheck_work, - i915_hangcheck_elapsed); - if (IS_GEN2(dev_priv)) { /* Gen2 doesn't have a hardware frame counter */ dev->max_vblank_count = 0; diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c index 94de3d66733d..841f8d1e1410 100644 --- a/drivers/gpu/drm/i915/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/intel_engine_cs.c @@ -220,11 +220,6 @@ void intel_engine_init_global_seqno(struct intel_engine_cs *engine, u32 seqno) intel_engine_wakeup(engine); } -void intel_engine_init_hangcheck(struct intel_engine_cs *engine) -{ - memset(&engine->hangcheck, 0, sizeof(engine->hangcheck)); -} - static void intel_engine_init_timeline(struct intel_engine_cs *engine) { engine->timeline = &engine->i915->gt.global_timeline.engine[engine->id]; diff --git a/drivers/gpu/drm/i915/intel_hangcheck.c b/drivers/gpu/drm/i915/intel_hangcheck.c new file mode 100644 index 000000000000..53df5b11bff4 --- /dev/null +++ b/drivers/gpu/drm/i915/intel_hangcheck.c @@ -0,0 +1,450 @@ +/* + * Copyright © 2016 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + * + */ + +#include "i915_drv.h" + +static bool +ipehr_is_semaphore_wait(struct intel_engine_cs *engine, u32 ipehr) +{ + if (INTEL_GEN(engine->i915) >= 8) { + return (ipehr >> 23) == 0x1c; + } else { + ipehr &= ~MI_SEMAPHORE_SYNC_MASK; + return ipehr == (MI_SEMAPHORE_MBOX | MI_SEMAPHORE_COMPARE | + MI_SEMAPHORE_REGISTER); + } +} + +static struct intel_engine_cs * +semaphore_wait_to_signaller_ring(struct intel_engine_cs *engine, u32 ipehr, + u64 offset) +{ + struct drm_i915_private *dev_priv = engine->i915; + struct intel_engine_cs *signaller; + enum intel_engine_id id; + + if (INTEL_GEN(dev_priv) >= 8) { + for_each_engine(signaller, dev_priv, id) { + if (engine == signaller) + continue; + + if (offset == signaller->semaphore.signal_ggtt[engine->hw_id]) + return signaller; + } + } else { + u32 sync_bits = ipehr & MI_SEMAPHORE_SYNC_MASK; + + for_each_engine(signaller, dev_priv, id) { + if(engine == signaller) + continue; + + if (sync_bits == signaller->semaphore.mbox.wait[engine->hw_id]) + return signaller; + } + } + + DRM_DEBUG_DRIVER("No signaller ring found for %s, ipehr 0x%08x, offset 0x%016llx\n", + engine->name, ipehr, offset); + + return ERR_PTR(-ENODEV); +} + +static struct intel_engine_cs * +semaphore_waits_for(struct intel_engine_cs *engine, u32 *seqno) +{ + struct drm_i915_private *dev_priv = engine->i915; + void __iomem *vaddr; + u32 cmd, ipehr, head; + u64 offset = 0; + int i, backwards; + + /* + * This function does not support execlist mode - any attempt to + * proceed further into this function will result in a kernel panic + * when dereferencing ring->buffer, which is not set up in execlist + * mode. + * + * The correct way of doing it would be to derive the currently + * executing ring buffer from the current context, which is derived + * from the currently running request. Unfortunately, to get the + * current request we would have to grab the struct_mutex before doing + * anything else, which would be ill-advised since some other thread + * might have grabbed it already and managed to hang itself, causing + * the hang checker to deadlock. + * + * Therefore, this function does not support execlist mode in its + * current form. Just return NULL and move on. + */ + if (engine->buffer == NULL) + return NULL; + + ipehr = I915_READ(RING_IPEHR(engine->mmio_base)); + if (!ipehr_is_semaphore_wait(engine, ipehr)) + return NULL; + + /* + * HEAD is likely pointing to the dword after the actual command, + * so scan backwards until we find the MBOX. But limit it to just 3 + * or 4 dwords depending on the semaphore wait command size. + * Note that we don't care about ACTHD here since that might + * point at at batch, and semaphores are always emitted into the + * ringbuffer itself. + */ + head = I915_READ_HEAD(engine) & HEAD_ADDR; + backwards = (INTEL_GEN(dev_priv) >= 8) ? 5 : 4; + vaddr = (void __iomem *)engine->buffer->vaddr; + + for (i = backwards; i; --i) { + /* + * Be paranoid and presume the hw has gone off into the wild - + * our ring is smaller than what the hardware (and hence + * HEAD_ADDR) allows. Also handles wrap-around. + */ + head &= engine->buffer->size - 1; + + /* This here seems to blow up */ + cmd = ioread32(vaddr + head); + if (cmd == ipehr) + break; + + head -= 4; + } + + if (!i) + return NULL; + + *seqno = ioread32(vaddr + head + 4) + 1; + if (INTEL_GEN(dev_priv) >= 8) { + offset = ioread32(vaddr + head + 12); + offset <<= 32; + offset |= ioread32(vaddr + head + 8); + } + return semaphore_wait_to_signaller_ring(engine, ipehr, offset); +} + +static int semaphore_passed(struct intel_engine_cs *engine) +{ + struct drm_i915_private *dev_priv = engine->i915; + struct intel_engine_cs *signaller; + u32 seqno; + + engine->hangcheck.deadlock++; + + signaller = semaphore_waits_for(engine, &seqno); + if (signaller == NULL) + return -1; + + if (IS_ERR(signaller)) + return 0; + + /* Prevent pathological recursion due to driver bugs */ + if (signaller->hangcheck.deadlock >= I915_NUM_ENGINES) + return -1; + + if (i915_seqno_passed(intel_engine_get_seqno(signaller), seqno)) + return 1; + + /* cursory check for an unkickable deadlock */ + if (I915_READ_CTL(signaller) & RING_WAIT_SEMAPHORE && + semaphore_passed(signaller) < 0) + return -1; + + return 0; +} + +static void semaphore_clear_deadlocks(struct drm_i915_private *dev_priv) +{ + struct intel_engine_cs *engine; + enum intel_engine_id id; + + for_each_engine(engine, dev_priv, id) + engine->hangcheck.deadlock = 0; +} + +static bool instdone_unchanged(u32 current_instdone, u32 *old_instdone) +{ + u32 tmp = current_instdone | *old_instdone; + bool unchanged; + + unchanged = tmp == *old_instdone; + *old_instdone |= tmp; + + return unchanged; +} + +static bool subunits_stuck(struct intel_engine_cs *engine) +{ + struct drm_i915_private *dev_priv = engine->i915; + struct intel_instdone instdone; + struct intel_instdone *accu_instdone = &engine->hangcheck.instdone; + bool stuck; + int slice; + int subslice; + + if (engine->id != RCS) + return true; + + intel_engine_get_instdone(engine, &instdone); + + /* There might be unstable subunit states even when + * actual head is not moving. Filter out the unstable ones by + * accumulating the undone -> done transitions and only + * consider those as progress. + */ + stuck = instdone_unchanged(instdone.instdone, + &accu_instdone->instdone); + stuck &= instdone_unchanged(instdone.slice_common, + &accu_instdone->slice_common); + + for_each_instdone_slice_subslice(dev_priv, slice, subslice) { + stuck &= instdone_unchanged(instdone.sampler[slice][subslice], + &accu_instdone->sampler[slice][subslice]); + stuck &= instdone_unchanged(instdone.row[slice][subslice], + &accu_instdone->row[slice][subslice]); + } + + return stuck; +} + +static enum intel_engine_hangcheck_action +head_stuck(struct intel_engine_cs *engine, u64 acthd) +{ + if (acthd != engine->hangcheck.acthd) { + + /* Clear subunit states on head movement */ + memset(&engine->hangcheck.instdone, 0, + sizeof(engine->hangcheck.instdone)); + + return HANGCHECK_ACTIVE; + } + + if (!subunits_stuck(engine)) + return HANGCHECK_ACTIVE; + + return HANGCHECK_HUNG; +} + +static enum intel_engine_hangcheck_action +engine_stuck(struct intel_engine_cs *engine, u64 acthd) +{ + struct drm_i915_private *dev_priv = engine->i915; + enum intel_engine_hangcheck_action ha; + u32 tmp; + + ha = head_stuck(engine, acthd); + if (ha != HANGCHECK_HUNG) + return ha; + + if (IS_GEN2(dev_priv)) + return HANGCHECK_HUNG; + + /* Is the chip hanging on a WAIT_FOR_EVENT? + * If so we can simply poke the RB_WAIT bit + * and break the hang. This should work on + * all but the second generation chipsets. + */ + tmp = I915_READ_CTL(engine); + if (tmp & RING_WAIT) { + i915_handle_error(dev_priv, 0, + "Kicking stuck wait on %s", + engine->name); + I915_WRITE_CTL(engine, tmp); + return HANGCHECK_KICK; + } + + if (INTEL_GEN(dev_priv) >= 6 && tmp & RING_WAIT_SEMAPHORE) { + switch (semaphore_passed(engine)) { + default: + return HANGCHECK_HUNG; + case 1: + i915_handle_error(dev_priv, 0, + "Kicking stuck semaphore on %s", + engine->name); + I915_WRITE_CTL(engine, tmp); + return HANGCHECK_KICK; + case 0: + return HANGCHECK_WAIT; + } + } + + return HANGCHECK_HUNG; +} + +/* + * This is called when the chip hasn't reported back with completed + * batchbuffers in a long time. We keep track per ring seqno progress and + * if there are no progress, hangcheck score for that ring is increased. + * Further, acthd is inspected to see if the ring is stuck. On stuck case + * we kick the ring. If we see no progress on three subsequent calls + * we assume chip is wedged and try to fix it by resetting the chip. + */ +static void i915_hangcheck_elapsed(struct work_struct *work) +{ + struct drm_i915_private *dev_priv = + container_of(work, typeof(*dev_priv), + gpu_error.hangcheck_work.work); + struct intel_engine_cs *engine; + enum intel_engine_id id; + unsigned int hung = 0, stuck = 0; + int busy_count = 0; +#define BUSY 1 +#define KICK 5 +#define HUNG 20 +#define ACTIVE_DECAY 15 + + if (!i915.enable_hangcheck) + return; + + if (!READ_ONCE(dev_priv->gt.awake)) + return; + + /* As enabling the GPU requires fairly extensive mmio access, + * periodically arm the mmio checker to see if we are triggering + * any invalid access. + */ + intel_uncore_arm_unclaimed_mmio_detection(dev_priv); + + for_each_engine(engine, dev_priv, id) { + bool busy = intel_engine_has_waiter(engine); + u64 acthd; + u32 seqno; + u32 submit; + + semaphore_clear_deadlocks(dev_priv); + + /* We don't strictly need an irq-barrier here, as we are not + * serving an interrupt request, be paranoid in case the + * barrier has side-effects (such as preventing a broken + * cacheline snoop) and so be sure that we can see the seqno + * advance. If the seqno should stick, due to a stale + * cacheline, we would erroneously declare the GPU hung. + */ + if (engine->irq_seqno_barrier) + engine->irq_seqno_barrier(engine); + + acthd = intel_engine_get_active_head(engine); + seqno = intel_engine_get_seqno(engine); + submit = intel_engine_last_submit(engine); + + if (engine->hangcheck.seqno == seqno) { + if (i915_seqno_passed(seqno, submit)) { + engine->hangcheck.action = HANGCHECK_IDLE; + } else { + /* We always increment the hangcheck score + * if the engine is busy and still processing + * the same request, so that no single request + * can run indefinitely (such as a chain of + * batches). The only time we do not increment + * the hangcheck score on this ring, if this + * engine is in a legitimate wait for another + * engine. In that case the waiting engine is a + * victim and we want to be sure we catch the + * right culprit. Then every time we do kick + * the ring, add a small increment to the + * score so that we can catch a batch that is + * being repeatedly kicked and so responsible + * for stalling the machine. + */ + engine->hangcheck.action = + engine_stuck(engine, acthd); + + switch (engine->hangcheck.action) { + case HANGCHECK_IDLE: + case HANGCHECK_WAIT: + break; + case HANGCHECK_ACTIVE: + engine->hangcheck.score += BUSY; + break; + case HANGCHECK_KICK: + engine->hangcheck.score += KICK; + break; + case HANGCHECK_HUNG: + engine->hangcheck.score += HUNG; + break; + } + } + + if (engine->hangcheck.score >= HANGCHECK_SCORE_RING_HUNG) { + hung |= intel_engine_flag(engine); + if (engine->hangcheck.action != HANGCHECK_HUNG) + stuck |= intel_engine_flag(engine); + } + } else { + engine->hangcheck.action = HANGCHECK_ACTIVE; + + /* Gradually reduce the count so that we catch DoS + * attempts across multiple batches. + */ + if (engine->hangcheck.score > 0) + engine->hangcheck.score -= ACTIVE_DECAY; + if (engine->hangcheck.score < 0) + engine->hangcheck.score = 0; + + /* Clear head and subunit states on seqno movement */ + acthd = 0; + + memset(&engine->hangcheck.instdone, 0, + sizeof(engine->hangcheck.instdone)); + } + + engine->hangcheck.seqno = seqno; + engine->hangcheck.acthd = acthd; + busy_count += busy; + } + + if (hung) { + char msg[80]; + unsigned int tmp; + int len; + + /* If some rings hung but others were still busy, only + * blame the hanging rings in the synopsis. + */ + if (stuck != hung) + hung &= ~stuck; + len = scnprintf(msg, sizeof(msg), + "%s on ", stuck == hung ? "No progress" : "Hang"); + for_each_engine_masked(engine, dev_priv, hung, tmp) + len += scnprintf(msg + len, sizeof(msg) - len, + "%s, ", engine->name); + msg[len-2] = '\0'; + + return i915_handle_error(dev_priv, hung, msg); + } + + /* Reset timer in case GPU hangs without another request being added */ + if (busy_count) + i915_queue_hangcheck(dev_priv); +} + +void intel_engine_init_hangcheck(struct intel_engine_cs *engine) +{ + memset(&engine->hangcheck, 0, sizeof(engine->hangcheck)); +} + +void intel_hangcheck_init(struct drm_i915_private *i915) +{ + INIT_DELAYED_WORK(&i915->gpu_error.hangcheck_work, + i915_hangcheck_elapsed); +} -- cgit v1.2.3 From 56cea32382bcad7eea0a1af5c448089c08ec9f1f Mon Sep 17 00:00:00 2001 From: Joonas Lahtinen Date: Wed, 2 Nov 2016 12:16:04 +0200 Subject: drm/i915: Unify global_list into global_link $ sed -i -r 's/\bglobal_list\b/global_link/g' *.c *.h Cc: Chris Wilson Signed-off-by: Joonas Lahtinen Reviewed-by: Chris Wilson Link: http://patchwork.freedesktop.org/patch/msgid/1478081764-8058-1-git-send-email-joonas.lahtinen@linux.intel.com --- drivers/gpu/drm/i915/i915_debugfs.c | 10 +++++----- drivers/gpu/drm/i915/i915_drv.h | 2 +- drivers/gpu/drm/i915/i915_gem.c | 12 ++++++------ drivers/gpu/drm/i915/i915_gem_gtt.c | 4 ++-- drivers/gpu/drm/i915/i915_gem_shrinker.c | 16 ++++++++-------- drivers/gpu/drm/i915/i915_gem_stolen.c | 2 +- 6 files changed, 23 insertions(+), 23 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index a13ff4772e28..bc9c0cdeb3b3 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -217,7 +217,7 @@ static int i915_gem_stolen_list_info(struct seq_file *m, void *data) return ret; total_obj_size = total_gtt_size = count = 0; - list_for_each_entry(obj, &dev_priv->mm.bound_list, global_list) { + list_for_each_entry(obj, &dev_priv->mm.bound_list, global_link) { if (obj->stolen == NULL) continue; @@ -227,7 +227,7 @@ static int i915_gem_stolen_list_info(struct seq_file *m, void *data) total_gtt_size += i915_gem_obj_total_ggtt_size(obj); count++; } - list_for_each_entry(obj, &dev_priv->mm.unbound_list, global_list) { + list_for_each_entry(obj, &dev_priv->mm.unbound_list, global_link) { if (obj->stolen == NULL) continue; @@ -390,7 +390,7 @@ static int i915_gem_object_info(struct seq_file *m, void *data) size = count = 0; mapped_size = mapped_count = 0; purgeable_size = purgeable_count = 0; - list_for_each_entry(obj, &dev_priv->mm.unbound_list, global_list) { + list_for_each_entry(obj, &dev_priv->mm.unbound_list, global_link) { size += obj->base.size; ++count; @@ -407,7 +407,7 @@ static int i915_gem_object_info(struct seq_file *m, void *data) seq_printf(m, "%u unbound objects, %llu bytes\n", count, size); size = count = dpy_size = dpy_count = 0; - list_for_each_entry(obj, &dev_priv->mm.bound_list, global_list) { + list_for_each_entry(obj, &dev_priv->mm.bound_list, global_link) { size += obj->base.size; ++count; @@ -493,7 +493,7 @@ static int i915_gem_gtt_info(struct seq_file *m, void *data) return ret; total_obj_size = total_gtt_size = count = 0; - list_for_each_entry(obj, &dev_priv->mm.bound_list, global_list) { + list_for_each_entry(obj, &dev_priv->mm.bound_list, global_link) { if (show_pin_display_only && !obj->pin_display) continue; diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index d8689792e75e..eaa01da892a4 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2235,7 +2235,7 @@ struct drm_i915_gem_object { /** Stolen memory for this object, instead of being backed by shmem. */ struct drm_mm_node *stolen; - struct list_head global_list; + struct list_head global_link; union { struct rcu_head rcu; struct llist_node freed; diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index a97fdfa80663..5839bebba64a 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1446,7 +1446,7 @@ static void i915_gem_object_bump_inactive_ggtt(struct drm_i915_gem_object *obj) i915 = to_i915(obj->base.dev); list = obj->bind_count ? &i915->mm.bound_list : &i915->mm.unbound_list; - list_move_tail(&obj->global_list, list); + list_move_tail(&obj->global_link, list); } /** @@ -2967,7 +2967,7 @@ int i915_vma_unbind(struct i915_vma *vma) /* Since the unbound list is global, only move to that list if * no more VMAs exist. */ if (--obj->bind_count == 0) - list_move_tail(&obj->global_list, + list_move_tail(&obj->global_link, &to_i915(obj->base.dev)->mm.unbound_list); /* And finally now the object is completely decoupled from this vma, @@ -3164,7 +3164,7 @@ search_free: } GEM_BUG_ON(!i915_gem_valid_gtt_space(vma, obj->cache_level)); - list_move_tail(&obj->global_list, &dev_priv->mm.bound_list); + list_move_tail(&obj->global_link, &dev_priv->mm.bound_list); list_move_tail(&vma->vm_link, &vma->vm->inactive_list); obj->bind_count++; @@ -4125,7 +4125,7 @@ void i915_gem_object_init(struct drm_i915_gem_object *obj, { mutex_init(&obj->mm.lock); - INIT_LIST_HEAD(&obj->global_list); + INIT_LIST_HEAD(&obj->global_link); INIT_LIST_HEAD(&obj->userfault_link); INIT_LIST_HEAD(&obj->obj_exec_link); INIT_LIST_HEAD(&obj->vma_list); @@ -4272,7 +4272,7 @@ static void __i915_gem_free_objects(struct drm_i915_private *i915, GEM_BUG_ON(!list_empty(&obj->vma_list)); GEM_BUG_ON(!RB_EMPTY_ROOT(&obj->vma_tree)); - list_del(&obj->global_list); + list_del(&obj->global_link); } intel_runtime_pm_put(i915); mutex_unlock(&i915->drm.struct_mutex); @@ -4847,7 +4847,7 @@ int i915_gem_freeze_late(struct drm_i915_private *dev_priv) i915_gem_shrink(dev_priv, -1UL, I915_SHRINK_UNBOUND); for (p = phases; *p; p++) { - list_for_each_entry(obj, *p, global_list) { + list_for_each_entry(obj, *p, global_link) { obj->base.read_domains = I915_GEM_DOMAIN_CPU; obj->base.write_domain = I915_GEM_DOMAIN_CPU; } diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 67606bf8232b..0c1f5b4750b6 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -3296,7 +3296,7 @@ void i915_gem_restore_gtt_mappings(struct drm_device *dev) /* clflush objects bound into the GGTT and rebind them. */ list_for_each_entry_safe(obj, on, - &dev_priv->mm.bound_list, global_list) { + &dev_priv->mm.bound_list, global_link) { bool ggtt_bound = false; struct i915_vma *vma; @@ -3376,7 +3376,7 @@ i915_vma_retire(struct i915_gem_active *active, * (unless we are forced to ofc!) */ if (obj->bind_count) - list_move_tail(&obj->global_list, &rq->i915->mm.bound_list); + list_move_tail(&obj->global_link, &rq->i915->mm.bound_list); obj->mm.dirty = true; /* be paranoid */ diff --git a/drivers/gpu/drm/i915/i915_gem_shrinker.c b/drivers/gpu/drm/i915/i915_gem_shrinker.c index 87dd27d5146c..a6fc1bdc48af 100644 --- a/drivers/gpu/drm/i915/i915_gem_shrinker.c +++ b/drivers/gpu/drm/i915/i915_gem_shrinker.c @@ -199,10 +199,10 @@ i915_gem_shrink(struct drm_i915_private *dev_priv, while (count < target && (obj = list_first_entry_or_null(phase->list, typeof(*obj), - global_list))) { - list_move_tail(&obj->global_list, &still_in_list); + global_link))) { + list_move_tail(&obj->global_link, &still_in_list); if (!obj->mm.pages) { - list_del_init(&obj->global_list); + list_del_init(&obj->global_link); continue; } @@ -228,7 +228,7 @@ i915_gem_shrink(struct drm_i915_private *dev_priv, I915_MM_SHRINKER); if (!obj->mm.pages) { __i915_gem_object_invalidate(obj); - list_del_init(&obj->global_list); + list_del_init(&obj->global_link); count += obj->base.size >> PAGE_SHIFT; } mutex_unlock(&obj->mm.lock); @@ -293,11 +293,11 @@ i915_gem_shrinker_count(struct shrinker *shrinker, struct shrink_control *sc) i915_gem_retire_requests(dev_priv); count = 0; - list_for_each_entry(obj, &dev_priv->mm.unbound_list, global_list) + list_for_each_entry(obj, &dev_priv->mm.unbound_list, global_link) if (can_release_pages(obj)) count += obj->base.size >> PAGE_SHIFT; - list_for_each_entry(obj, &dev_priv->mm.bound_list, global_list) { + list_for_each_entry(obj, &dev_priv->mm.bound_list, global_link) { if (!i915_gem_object_is_active(obj) && can_release_pages(obj)) count += obj->base.size >> PAGE_SHIFT; } @@ -398,7 +398,7 @@ i915_gem_shrinker_oom(struct notifier_block *nb, unsigned long event, void *ptr) * being pointed to by hardware. */ unbound = bound = unevictable = 0; - list_for_each_entry(obj, &dev_priv->mm.unbound_list, global_list) { + list_for_each_entry(obj, &dev_priv->mm.unbound_list, global_link) { if (!obj->mm.pages) continue; @@ -407,7 +407,7 @@ i915_gem_shrinker_oom(struct notifier_block *nb, unsigned long event, void *ptr) else unbound += obj->base.size >> PAGE_SHIFT; } - list_for_each_entry(obj, &dev_priv->mm.bound_list, global_list) { + list_for_each_entry(obj, &dev_priv->mm.bound_list, global_link) { if (!obj->mm.pages) continue; diff --git a/drivers/gpu/drm/i915/i915_gem_stolen.c b/drivers/gpu/drm/i915/i915_gem_stolen.c index 3725a1d3b254..b1d367dba347 100644 --- a/drivers/gpu/drm/i915/i915_gem_stolen.c +++ b/drivers/gpu/drm/i915/i915_gem_stolen.c @@ -723,7 +723,7 @@ i915_gem_object_create_stolen_for_preallocated(struct drm_device *dev, vma->flags |= I915_VMA_GLOBAL_BIND; __i915_vma_set_map_and_fenceable(vma); list_move_tail(&vma->vm_link, &ggtt->base.inactive_list); - list_move_tail(&obj->global_list, &dev_priv->mm.bound_list); + list_move_tail(&obj->global_link, &dev_priv->mm.bound_list); obj->bind_count++; return obj; -- cgit v1.2.3 From c8247c067159782a27c4f2c371c9e26827131a78 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Thu, 27 Oct 2016 01:03:43 +0100 Subject: drm/i915: Show the execlist queue in debugfs/i915_engine_info When looking at freezes whilst working on execlists, knowing the order of the pending requests in the driver is useful. Signed-off-by: Chris Wilson Link: http://patchwork.freedesktop.org/patch/msgid/20161027000348.4641-2-chris@chris-wilson.co.uk Reviewed-by: Joonas Lahtinen --- drivers/gpu/drm/i915/i915_debugfs.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index bc9c0cdeb3b3..c9465fbff2df 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -3255,6 +3255,12 @@ static int i915_engine_info(struct seq_file *m, void *unused) else seq_printf(m, "\t\tELSP[1] idle\n"); rcu_read_unlock(); + + spin_lock_irq(&engine->execlist_lock); + list_for_each_entry(rq, &engine->execlist_queue, execlist_link) { + print_request(m, rq, "\t\tQ "); + } + spin_unlock_irq(&engine->execlist_lock); } else if (INTEL_GEN(dev_priv) > 6) { seq_printf(m, "\tPP_DIR_BASE: 0x%08x\n", I915_READ(RING_PP_DIR_BASE(engine))); -- cgit v1.2.3 From 0a97c81a9717431e6c57ea845b59c3c345edce67 Mon Sep 17 00:00:00 2001 From: Patrik Jakobsson Date: Tue, 1 Nov 2016 15:43:15 +0100 Subject: drm/gma500: Add compat ioctl Hook up drm_compat_ioctl to support 32-bit userspace on 64-bit kernels. It turns out that N2600 and N2800 comes with 64-bit enabled. We previously assumed there where no such systems out there. Cc: stable@vger.kernel.org Signed-off-by: Patrik Jakobsson Signed-off-by: Sean Paul Link: http://patchwork.freedesktop.org/patch/msgid/20161101144315.2955-1-patrik.r.jakobsson@gmail.com --- drivers/gpu/drm/gma500/psb_drv.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/gma500/psb_drv.c b/drivers/gpu/drm/gma500/psb_drv.c index 50eb944fb78a..8f3ca526bd1b 100644 --- a/drivers/gpu/drm/gma500/psb_drv.c +++ b/drivers/gpu/drm/gma500/psb_drv.c @@ -473,6 +473,9 @@ static const struct file_operations psb_gem_fops = { .open = drm_open, .release = drm_release, .unlocked_ioctl = psb_unlocked_ioctl, +#ifdef CONFIG_COMPAT + .compat_ioctl = drm_compat_ioctl, +#endif .mmap = drm_gem_mmap, .poll = drm_poll, .read = drm_read, -- cgit v1.2.3 From 55edf41b699bcb31dcf45082d99e91b7e217206e Mon Sep 17 00:00:00 2001 From: Jani Nikula Date: Tue, 1 Nov 2016 17:40:44 +0200 Subject: drm: define drm_compat_ioctl NULL on CONFIG_COMPAT=n and reduce #ifdefs If we define drm_compat_ioctl NULL on CONFIG_COMPAT=n, we don't have to check for the config everywhere. Reviewed-by: Patrik Jakobsson Signed-off-by: Jani Nikula Signed-off-by: Sean Paul Link: http://patchwork.freedesktop.org/patch/msgid/1478014844-27454-1-git-send-email-jani.nikula@intel.com --- drivers/gpu/drm/arc/arcpgu_drv.c | 2 -- drivers/gpu/drm/arm/hdlcd_drv.c | 2 -- drivers/gpu/drm/arm/malidp_drv.c | 2 -- drivers/gpu/drm/ast/ast_drv.c | 2 -- drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c | 2 -- drivers/gpu/drm/bochs/bochs_drv.c | 2 -- drivers/gpu/drm/cirrus/cirrus_drv.c | 2 -- drivers/gpu/drm/drm_fops.c | 13 ++++++------- drivers/gpu/drm/etnaviv/etnaviv_drv.c | 2 -- drivers/gpu/drm/exynos/exynos_drm_drv.c | 2 -- drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c | 2 -- drivers/gpu/drm/gma500/psb_drv.c | 2 -- drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c | 2 -- drivers/gpu/drm/i810/i810_dma.c | 2 -- drivers/gpu/drm/i810/i810_drv.c | 2 -- drivers/gpu/drm/i915/i915_drv.c | 2 -- drivers/gpu/drm/i915/i915_drv.h | 2 ++ drivers/gpu/drm/mediatek/mtk_drm_drv.c | 2 -- drivers/gpu/drm/mgag200/mgag200_drv.c | 2 -- drivers/gpu/drm/msm/msm_drv.c | 2 -- drivers/gpu/drm/rcar-du/rcar_du_drv.c | 2 -- drivers/gpu/drm/rockchip/rockchip_drm_drv.c | 2 -- drivers/gpu/drm/savage/savage_drv.c | 2 -- drivers/gpu/drm/shmobile/shmob_drm_drv.c | 2 -- drivers/gpu/drm/sis/sis_drv.c | 2 -- drivers/gpu/drm/sti/sti_drv.c | 2 -- drivers/gpu/drm/sun4i/sun4i_drv.c | 2 -- drivers/gpu/drm/tdfx/tdfx_drv.c | 2 -- drivers/gpu/drm/tegra/drm.c | 2 -- drivers/gpu/drm/tilcdc/tilcdc_drv.c | 2 -- drivers/gpu/drm/udl/udl_drv.c | 2 -- drivers/gpu/drm/vc4/vc4_drv.c | 2 -- drivers/gpu/drm/via/via_drv.c | 2 -- drivers/gpu/drm/virtio/virtgpu_drv.c | 2 -- include/drm/drmP.h | 5 +++++ 35 files changed, 13 insertions(+), 71 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/arc/arcpgu_drv.c b/drivers/gpu/drm/arc/arcpgu_drv.c index 28e6471257d0..0b6eaa49a1db 100644 --- a/drivers/gpu/drm/arc/arcpgu_drv.c +++ b/drivers/gpu/drm/arc/arcpgu_drv.c @@ -65,9 +65,7 @@ static const struct file_operations arcpgu_drm_ops = { .open = drm_open, .release = drm_release, .unlocked_ioctl = drm_ioctl, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .poll = drm_poll, .read = drm_read, .llseek = no_llseek, diff --git a/drivers/gpu/drm/arm/hdlcd_drv.c b/drivers/gpu/drm/arm/hdlcd_drv.c index 6477d1a65266..59747ecaad54 100644 --- a/drivers/gpu/drm/arm/hdlcd_drv.c +++ b/drivers/gpu/drm/arm/hdlcd_drv.c @@ -268,9 +268,7 @@ static const struct file_operations fops = { .open = drm_open, .release = drm_release, .unlocked_ioctl = drm_ioctl, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .poll = drm_poll, .read = drm_read, .llseek = noop_llseek, diff --git a/drivers/gpu/drm/arm/malidp_drv.c b/drivers/gpu/drm/arm/malidp_drv.c index 9f4739452a25..d53b625b14fe 100644 --- a/drivers/gpu/drm/arm/malidp_drv.c +++ b/drivers/gpu/drm/arm/malidp_drv.c @@ -197,9 +197,7 @@ static const struct file_operations fops = { .open = drm_open, .release = drm_release, .unlocked_ioctl = drm_ioctl, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .poll = drm_poll, .read = drm_read, .llseek = noop_llseek, diff --git a/drivers/gpu/drm/ast/ast_drv.c b/drivers/gpu/drm/ast/ast_drv.c index f54afd2113a9..fd7c9eec92e4 100644 --- a/drivers/gpu/drm/ast/ast_drv.c +++ b/drivers/gpu/drm/ast/ast_drv.c @@ -188,9 +188,7 @@ static const struct file_operations ast_fops = { .unlocked_ioctl = drm_ioctl, .mmap = ast_mmap, .poll = drm_poll, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .read = drm_read, }; diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c index 9f6222895212..cbd0070265c9 100644 --- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c +++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c @@ -749,9 +749,7 @@ static const struct file_operations fops = { .open = drm_open, .release = drm_release, .unlocked_ioctl = drm_ioctl, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .poll = drm_poll, .read = drm_read, .llseek = no_llseek, diff --git a/drivers/gpu/drm/bochs/bochs_drv.c b/drivers/gpu/drm/bochs/bochs_drv.c index 534227df23f3..15a293e65b31 100644 --- a/drivers/gpu/drm/bochs/bochs_drv.c +++ b/drivers/gpu/drm/bochs/bochs_drv.c @@ -70,9 +70,7 @@ static const struct file_operations bochs_fops = { .open = drm_open, .release = drm_release, .unlocked_ioctl = drm_ioctl, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .poll = drm_poll, .read = drm_read, .llseek = no_llseek, diff --git a/drivers/gpu/drm/cirrus/cirrus_drv.c b/drivers/gpu/drm/cirrus/cirrus_drv.c index 6c76d125995b..d893ea21a359 100644 --- a/drivers/gpu/drm/cirrus/cirrus_drv.c +++ b/drivers/gpu/drm/cirrus/cirrus_drv.c @@ -126,9 +126,7 @@ static const struct file_operations cirrus_driver_fops = { .unlocked_ioctl = drm_ioctl, .mmap = cirrus_mmap, .poll = drm_poll, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif }; static struct drm_driver driver = { .driver_features = DRIVER_MODESET | DRIVER_GEM, diff --git a/drivers/gpu/drm/drm_fops.c b/drivers/gpu/drm/drm_fops.c index cf993dbf602e..5d96de40b63f 100644 --- a/drivers/gpu/drm/drm_fops.c +++ b/drivers/gpu/drm/drm_fops.c @@ -51,10 +51,11 @@ DEFINE_MUTEX(drm_global_mutex); * Drivers must define the file operations structure that forms the DRM * userspace API entry point, even though most of those operations are * implemented in the DRM core. The mandatory functions are drm_open(), - * drm_read(), drm_ioctl() and drm_compat_ioctl if CONFIG_COMPAT is enabled. - * Drivers which implement private ioctls that require 32/64 bit compatibility - * support must provided their onw .compat_ioctl() handler that processes - * private ioctls and calls drm_compat_ioctl() for core ioctls. + * drm_read(), drm_ioctl() and drm_compat_ioctl() if CONFIG_COMPAT is enabled + * (note that drm_compat_ioctl will be NULL if CONFIG_COMPAT=n). Drivers which + * implement private ioctls that require 32/64 bit compatibility support must + * provide their own .compat_ioctl() handler that processes private ioctls and + * calls drm_compat_ioctl() for core ioctls. * * In addition drm_read() and drm_poll() provide support for DRM events. DRM * events are a generic and extensible means to send asynchronous events to @@ -75,9 +76,7 @@ DEFINE_MUTEX(drm_global_mutex); * .open = drm_open, * .release = drm_release, * .unlocked_ioctl = drm_ioctl, - * #ifdef CONFIG_COMPAT - * .compat_ioctl = drm_compat_ioctl, - * #endif + * .compat_ioctl = drm_compat_ioctl, // NULL if CONFIG_COMPAT=n * .poll = drm_poll, * .read = drm_read, * .llseek = no_llseek, diff --git a/drivers/gpu/drm/etnaviv/etnaviv_drv.c b/drivers/gpu/drm/etnaviv/etnaviv_drv.c index 0dee6acbd880..a6799b0aa3d9 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_drv.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_drv.c @@ -479,9 +479,7 @@ static const struct file_operations fops = { .open = drm_open, .release = drm_release, .unlocked_ioctl = drm_ioctl, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .poll = drm_poll, .read = drm_read, .llseek = no_llseek, diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c index 4a21a745c373..b24714976d24 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c @@ -346,9 +346,7 @@ static const struct file_operations exynos_drm_driver_fops = { .poll = drm_poll, .read = drm_read, .unlocked_ioctl = drm_ioctl, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .release = drm_release, }; diff --git a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c index e04efbed1a54..0b0d1cb11641 100644 --- a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c +++ b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.c @@ -180,9 +180,7 @@ static const struct file_operations fsl_dcu_drm_fops = { .open = drm_open, .release = drm_release, .unlocked_ioctl = drm_ioctl, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .poll = drm_poll, .read = drm_read, .llseek = no_llseek, diff --git a/drivers/gpu/drm/gma500/psb_drv.c b/drivers/gpu/drm/gma500/psb_drv.c index 8f3ca526bd1b..ff37ea585664 100644 --- a/drivers/gpu/drm/gma500/psb_drv.c +++ b/drivers/gpu/drm/gma500/psb_drv.c @@ -473,9 +473,7 @@ static const struct file_operations psb_gem_fops = { .open = drm_open, .release = drm_release, .unlocked_ioctl = psb_unlocked_ioctl, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .mmap = drm_gem_mmap, .poll = drm_poll, .read = drm_read, diff --git a/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c b/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c index e88fde18c946..ebd5f4fe4c23 100644 --- a/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c +++ b/drivers/gpu/drm/hisilicon/kirin/kirin_drm_drv.c @@ -152,9 +152,7 @@ static const struct file_operations kirin_drm_fops = { .open = drm_open, .release = drm_release, .unlocked_ioctl = drm_ioctl, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .poll = drm_poll, .read = drm_read, .llseek = no_llseek, diff --git a/drivers/gpu/drm/i810/i810_dma.c b/drivers/gpu/drm/i810/i810_dma.c index d91856779beb..ab4e6cbe1f8b 100644 --- a/drivers/gpu/drm/i810/i810_dma.c +++ b/drivers/gpu/drm/i810/i810_dma.c @@ -113,9 +113,7 @@ static const struct file_operations i810_buffer_fops = { .release = drm_release, .unlocked_ioctl = drm_ioctl, .mmap = i810_mmap_buffers, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .llseek = noop_llseek, }; diff --git a/drivers/gpu/drm/i810/i810_drv.c b/drivers/gpu/drm/i810/i810_drv.c index 0be55dc1ef4b..02504a7cfaf2 100644 --- a/drivers/gpu/drm/i810/i810_drv.c +++ b/drivers/gpu/drm/i810/i810_drv.c @@ -49,9 +49,7 @@ static const struct file_operations i810_driver_fops = { .unlocked_ioctl = drm_ioctl, .mmap = drm_legacy_mmap, .poll = drm_poll, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .llseek = noop_llseek, }; diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 912d5348e3e7..cf583d4e3a9f 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -2509,9 +2509,7 @@ static const struct file_operations i915_driver_fops = { .mmap = drm_gem_mmap, .poll = drm_poll, .read = drm_read, -#ifdef CONFIG_COMPAT .compat_ioctl = i915_compat_ioctl, -#endif .llseek = noop_llseek, }; diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index f022f438e5b9..74476f55d05e 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -2901,6 +2901,8 @@ __i915_printk(struct drm_i915_private *dev_priv, const char *level, #ifdef CONFIG_COMPAT extern long i915_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg); +#else +#define i915_compat_ioctl NULL #endif extern const struct dev_pm_ops i915_pm_ops; diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c index 296f541fbe2f..d90152e85ed0 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c @@ -249,9 +249,7 @@ static const struct file_operations mtk_drm_fops = { .mmap = mtk_drm_gem_mmap, .poll = drm_poll, .read = drm_read, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif }; static struct drm_driver mtk_drm_driver = { diff --git a/drivers/gpu/drm/mgag200/mgag200_drv.c b/drivers/gpu/drm/mgag200/mgag200_drv.c index 1443b3a34775..b0b874264f9d 100644 --- a/drivers/gpu/drm/mgag200/mgag200_drv.c +++ b/drivers/gpu/drm/mgag200/mgag200_drv.c @@ -82,9 +82,7 @@ static const struct file_operations mgag200_driver_fops = { .unlocked_ioctl = drm_ioctl, .mmap = mgag200_mmap, .poll = drm_poll, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .read = drm_read, }; diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c index 84d38eaea585..8855972303ec 100644 --- a/drivers/gpu/drm/msm/msm_drv.c +++ b/drivers/gpu/drm/msm/msm_drv.c @@ -768,9 +768,7 @@ static const struct file_operations fops = { .open = drm_open, .release = drm_release, .unlocked_ioctl = drm_ioctl, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .poll = drm_poll, .read = drm_read, .llseek = no_llseek, diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c b/drivers/gpu/drm/rcar-du/rcar_du_drv.c index 73c971e39b1c..68fd167d7313 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c @@ -201,9 +201,7 @@ static const struct file_operations rcar_du_fops = { .open = drm_open, .release = drm_release, .unlocked_ioctl = drm_ioctl, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .poll = drm_poll, .read = drm_read, .llseek = no_llseek, diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c index 6fe161192bb4..2390c8577617 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c @@ -275,9 +275,7 @@ static const struct file_operations rockchip_drm_driver_fops = { .poll = drm_poll, .read = drm_read, .unlocked_ioctl = drm_ioctl, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .release = drm_release, }; diff --git a/drivers/gpu/drm/savage/savage_drv.c b/drivers/gpu/drm/savage/savage_drv.c index 3b807135a5cd..78c6d8e9b42c 100644 --- a/drivers/gpu/drm/savage/savage_drv.c +++ b/drivers/gpu/drm/savage/savage_drv.c @@ -42,9 +42,7 @@ static const struct file_operations savage_driver_fops = { .unlocked_ioctl = drm_ioctl, .mmap = drm_legacy_mmap, .poll = drm_poll, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .llseek = noop_llseek, }; diff --git a/drivers/gpu/drm/shmobile/shmob_drm_drv.c b/drivers/gpu/drm/shmobile/shmob_drm_drv.c index f0492603ea88..38dd55f4af81 100644 --- a/drivers/gpu/drm/shmobile/shmob_drm_drv.c +++ b/drivers/gpu/drm/shmobile/shmob_drm_drv.c @@ -245,9 +245,7 @@ static const struct file_operations shmob_drm_fops = { .open = drm_open, .release = drm_release, .unlocked_ioctl = drm_ioctl, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .poll = drm_poll, .read = drm_read, .llseek = no_llseek, diff --git a/drivers/gpu/drm/sis/sis_drv.c b/drivers/gpu/drm/sis/sis_drv.c index ae9839886c4d..a836451920f0 100644 --- a/drivers/gpu/drm/sis/sis_drv.c +++ b/drivers/gpu/drm/sis/sis_drv.c @@ -72,9 +72,7 @@ static const struct file_operations sis_driver_fops = { .unlocked_ioctl = drm_ioctl, .mmap = drm_legacy_mmap, .poll = drm_poll, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .llseek = noop_llseek, }; diff --git a/drivers/gpu/drm/sti/sti_drv.c b/drivers/gpu/drm/sti/sti_drv.c index 6aead2013b62..80ecee9d52b8 100644 --- a/drivers/gpu/drm/sti/sti_drv.c +++ b/drivers/gpu/drm/sti/sti_drv.c @@ -277,9 +277,7 @@ static const struct file_operations sti_driver_fops = { .poll = drm_poll, .read = drm_read, .unlocked_ioctl = drm_ioctl, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .release = drm_release, }; diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c b/drivers/gpu/drm/sun4i/sun4i_drv.c index b3c4ad605e81..aae723cd6d79 100644 --- a/drivers/gpu/drm/sun4i/sun4i_drv.c +++ b/drivers/gpu/drm/sun4i/sun4i_drv.c @@ -53,9 +53,7 @@ static const struct file_operations sun4i_drv_fops = { .open = drm_open, .release = drm_release, .unlocked_ioctl = drm_ioctl, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .poll = drm_poll, .read = drm_read, .llseek = no_llseek, diff --git a/drivers/gpu/drm/tdfx/tdfx_drv.c b/drivers/gpu/drm/tdfx/tdfx_drv.c index f418892b0c71..c54138c3a376 100644 --- a/drivers/gpu/drm/tdfx/tdfx_drv.c +++ b/drivers/gpu/drm/tdfx/tdfx_drv.c @@ -49,9 +49,7 @@ static const struct file_operations tdfx_driver_fops = { .unlocked_ioctl = drm_ioctl, .mmap = drm_legacy_mmap, .poll = drm_poll, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .llseek = noop_llseek, }; diff --git a/drivers/gpu/drm/tegra/drm.c b/drivers/gpu/drm/tegra/drm.c index a9630c2d6cb3..b8be3ee4d3b8 100644 --- a/drivers/gpu/drm/tegra/drm.c +++ b/drivers/gpu/drm/tegra/drm.c @@ -802,9 +802,7 @@ static const struct file_operations tegra_drm_fops = { .mmap = tegra_drm_mmap, .poll = drm_poll, .read = drm_read, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .llseek = noop_llseek, }; diff --git a/drivers/gpu/drm/tilcdc/tilcdc_drv.c b/drivers/gpu/drm/tilcdc/tilcdc_drv.c index 147fb28287ae..0f58a74f25d1 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_drv.c +++ b/drivers/gpu/drm/tilcdc/tilcdc_drv.c @@ -573,9 +573,7 @@ static const struct file_operations fops = { .open = drm_open, .release = drm_release, .unlocked_ioctl = drm_ioctl, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .poll = drm_poll, .read = drm_read, .llseek = no_llseek, diff --git a/drivers/gpu/drm/udl/udl_drv.c b/drivers/gpu/drm/udl/udl_drv.c index cc45d98f9bb5..cd8b01727734 100644 --- a/drivers/gpu/drm/udl/udl_drv.c +++ b/drivers/gpu/drm/udl/udl_drv.c @@ -44,9 +44,7 @@ static const struct file_operations udl_driver_fops = { .read = drm_read, .unlocked_ioctl = drm_ioctl, .release = drm_release, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .llseek = noop_llseek, }; diff --git a/drivers/gpu/drm/vc4/vc4_drv.c b/drivers/gpu/drm/vc4/vc4_drv.c index 8703f56b7947..eaf26d9b5f11 100644 --- a/drivers/gpu/drm/vc4/vc4_drv.c +++ b/drivers/gpu/drm/vc4/vc4_drv.c @@ -103,9 +103,7 @@ static const struct file_operations vc4_drm_fops = { .mmap = vc4_mmap, .poll = drm_poll, .read = drm_read, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .llseek = noop_llseek, }; diff --git a/drivers/gpu/drm/via/via_drv.c b/drivers/gpu/drm/via/via_drv.c index e5582bab7e3c..9e0e5392b6ec 100644 --- a/drivers/gpu/drm/via/via_drv.c +++ b/drivers/gpu/drm/via/via_drv.c @@ -64,9 +64,7 @@ static const struct file_operations via_driver_fops = { .unlocked_ioctl = drm_ioctl, .mmap = drm_legacy_mmap, .poll = drm_poll, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .llseek = noop_llseek, }; diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.c b/drivers/gpu/drm/virtio/virtgpu_drv.c index 5820b7020ae5..04d98db75c64 100644 --- a/drivers/gpu/drm/virtio/virtgpu_drv.c +++ b/drivers/gpu/drm/virtio/virtgpu_drv.c @@ -108,9 +108,7 @@ static const struct file_operations virtio_gpu_driver_fops = { .read = drm_read, .unlocked_ioctl = drm_ioctl, .release = drm_release, -#ifdef CONFIG_COMPAT .compat_ioctl = drm_compat_ioctl, -#endif .llseek = noop_llseek, }; diff --git a/include/drm/drmP.h b/include/drm/drmP.h index e336e3901876..a3effab98407 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -941,8 +941,13 @@ static inline bool drm_is_primary_client(const struct drm_file *file_priv) extern int drm_ioctl_permit(u32 flags, struct drm_file *file_priv); extern long drm_ioctl(struct file *filp, unsigned int cmd, unsigned long arg); +#ifdef CONFIG_COMPAT extern long drm_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg); +#else +/* Let drm_compat_ioctl be assigned to .compat_ioctl unconditionally */ +#define drm_compat_ioctl NULL +#endif extern bool drm_ioctl_flags(unsigned int nr, unsigned int *flags); /* File Operations (drm_fops.c) */ -- cgit v1.2.3 From 47d7fbb32c57c8d1722a3e9bd21e501e80fd0741 Mon Sep 17 00:00:00 2001 From: Maxime Ripard Date: Tue, 18 Oct 2016 10:46:14 +0200 Subject: drm/sun4i: Add a few formats The planes can do more than what was previously exposed. Add support for them. Since we still have the issue that the primary plane cannot have any alpha component, we will expose only the non-alpha formats in the primary formats, and the alpha formats will be exposed in the overlays. Signed-off-by: Maxime Ripard Acked-by: Chen-Yu Tsai --- drivers/gpu/drm/sun4i/sun4i_backend.c | 20 ++++++++++++++++++++ drivers/gpu/drm/sun4i/sun4i_layer.c | 6 ++++++ 2 files changed, 26 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/sun4i/sun4i_backend.c b/drivers/gpu/drm/sun4i/sun4i_backend.c index 6e6c59a661b6..7eb2a965f83d 100644 --- a/drivers/gpu/drm/sun4i/sun4i_backend.c +++ b/drivers/gpu/drm/sun4i/sun4i_backend.c @@ -95,6 +95,22 @@ static int sun4i_backend_drm_format_to_layer(struct drm_plane *plane, *mode = SUN4I_BACKEND_LAY_FBFMT_ARGB8888; break; + case DRM_FORMAT_ARGB4444: + *mode = SUN4I_BACKEND_LAY_FBFMT_ARGB4444; + break; + + case DRM_FORMAT_ARGB1555: + *mode = SUN4I_BACKEND_LAY_FBFMT_ARGB1555; + break; + + case DRM_FORMAT_RGBA5551: + *mode = SUN4I_BACKEND_LAY_FBFMT_RGBA5551; + break; + + case DRM_FORMAT_RGBA4444: + *mode = SUN4I_BACKEND_LAY_FBFMT_RGBA4444; + break; + case DRM_FORMAT_XRGB8888: *mode = SUN4I_BACKEND_LAY_FBFMT_XRGB8888; break; @@ -103,6 +119,10 @@ static int sun4i_backend_drm_format_to_layer(struct drm_plane *plane, *mode = SUN4I_BACKEND_LAY_FBFMT_RGB888; break; + case DRM_FORMAT_RGB565: + *mode = SUN4I_BACKEND_LAY_FBFMT_RGB565; + break; + default: return -EINVAL; } diff --git a/drivers/gpu/drm/sun4i/sun4i_layer.c b/drivers/gpu/drm/sun4i/sun4i_layer.c index f0035bf5efea..5d53c977bca5 100644 --- a/drivers/gpu/drm/sun4i/sun4i_layer.c +++ b/drivers/gpu/drm/sun4i/sun4i_layer.c @@ -73,12 +73,18 @@ static const struct drm_plane_funcs sun4i_backend_layer_funcs = { static const uint32_t sun4i_backend_layer_formats_primary[] = { DRM_FORMAT_ARGB8888, DRM_FORMAT_RGB888, + DRM_FORMAT_RGB565, DRM_FORMAT_XRGB8888, }; static const uint32_t sun4i_backend_layer_formats_overlay[] = { DRM_FORMAT_ARGB8888, + DRM_FORMAT_ARGB4444, + DRM_FORMAT_ARGB1555, + DRM_FORMAT_RGBA5551, + DRM_FORMAT_RGBA4444, DRM_FORMAT_RGB888, + DRM_FORMAT_RGB565, DRM_FORMAT_XRGB8888, }; -- cgit v1.2.3 From aad389634066e35be0114edca6d26efda6ab884d Mon Sep 17 00:00:00 2001 From: Liviu Dudau Date: Thu, 21 Jul 2016 16:09:38 +0100 Subject: drm: mali-dp: Clear the config_valid flag before using it in wait_event. config_valid variable is used to signal the activation of the CVAL request when the vsync interrupt has fired. malidp_set_and_wait_config_valid() uses the variable in wait_event_interruptible_timeout without clearing it first, so the wait is skipped. Signed-off-by: Liviu Dudau --- drivers/gpu/drm/arm/malidp_drv.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/arm/malidp_drv.c b/drivers/gpu/drm/arm/malidp_drv.c index 9f4739452a25..f15dc5484f31 100644 --- a/drivers/gpu/drm/arm/malidp_drv.c +++ b/drivers/gpu/drm/arm/malidp_drv.c @@ -42,6 +42,7 @@ static int malidp_set_and_wait_config_valid(struct drm_device *drm) struct malidp_hw_device *hwdev = malidp->dev; int ret; + atomic_set(&malidp->config_valid, 0); hwdev->set_config_valid(hwdev); /* don't wait for config_valid flag if we are in config mode */ if (hwdev->in_config_mode(hwdev)) -- cgit v1.2.3 From a6a7b9a207d46c6a32ecd1ed3ddd877640f90df4 Mon Sep 17 00:00:00 2001 From: Liviu Dudau Date: Fri, 29 Jul 2016 14:21:29 +0100 Subject: drm: mali-dp: Set the drm->irq_enabled flag to match driver's state. Mali DP driver does not use drm_irq_{un,}install() function so the drm->irq_enabled flag does not get set automatically. drm_wait_vblank() checks the value of the flag among other functions. Signed-off-by: Liviu Dudau --- drivers/gpu/drm/arm/malidp_drv.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/arm/malidp_drv.c b/drivers/gpu/drm/arm/malidp_drv.c index f15dc5484f31..9468dfd52336 100644 --- a/drivers/gpu/drm/arm/malidp_drv.c +++ b/drivers/gpu/drm/arm/malidp_drv.c @@ -378,6 +378,8 @@ static int malidp_bind(struct device *dev) if (ret < 0) goto irq_init_fail; + drm->irq_enabled = true; + ret = drm_vblank_init(drm, drm->mode_config.num_crtc); if (ret < 0) { DRM_ERROR("failed to initialise vblank\n"); @@ -403,6 +405,7 @@ fbdev_fail: vblank_fail: malidp_se_irq_fini(drm); malidp_de_irq_fini(drm); + drm->irq_enabled = false; irq_init_fail: component_unbind_all(dev, drm); bind_fail: -- cgit v1.2.3 From dfc5148fb3f935936e47b55f270cf10fcaf08487 Mon Sep 17 00:00:00 2001 From: Joonas Lahtinen Date: Thu, 3 Nov 2016 10:39:46 +0200 Subject: drm/i915: Introduce HAS_64BIT_RELOC Move has_64bit_reloc into dev_priv->info. This will make it visible in the feature listing debug output. v2: - Keep the struct member to keep GCC fragile but happy (Chris) v3: - More detailed commit message (Chris) - Include forgotten CHV and BXT (Chris) Cc: Chris Wilson Signed-off-by: Joonas Lahtinen Reviewed-by: Chris Wilson Link: http://patchwork.freedesktop.org/patch/msgid/1478162386-5018-1-git-send-email-joonas.lahtinen@linux.intel.com --- drivers/gpu/drm/i915/i915_drv.h | 3 +++ drivers/gpu/drm/i915/i915_gem_execbuffer.c | 3 ++- drivers/gpu/drm/i915/i915_gem_render_state.c | 3 +-- drivers/gpu/drm/i915/i915_pci.c | 5 ++++- 4 files changed, 10 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index eaa01da892a4..ae0217d70b99 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -670,6 +670,7 @@ struct intel_csr { func(is_kabylake); \ func(is_preliminary); \ /* Keep has_* in alphabetical order */ \ + func(has_64bit_reloc); \ func(has_csr); \ func(has_ddi); \ func(has_dp_mst); \ @@ -2917,6 +2918,8 @@ struct drm_i915_cmd_table { #define HAS_CSR(dev) (INTEL_INFO(dev)->has_csr) #define HAS_RUNTIME_PM(dev_priv) ((dev_priv)->info.has_runtime_pm) +#define HAS_64BIT_RELOC(dev_priv) ((dev_priv)->info.has_64bit_reloc) + /* * For now, anything with a GuC requires uCode loading, and then supports * command submission once loaded. But these are logically independent diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index c35e847bb8bc..322c580a739f 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -331,7 +331,8 @@ static void reloc_cache_init(struct reloc_cache *cache, cache->page = -1; cache->vaddr = 0; cache->i915 = i915; - cache->use_64bit_reloc = INTEL_GEN(cache->i915) >= 8; + /* Must be a variable in the struct to allow GCC to unroll. */ + cache->use_64bit_reloc = HAS_64BIT_RELOC(i915); cache->node.allocated = false; } diff --git a/drivers/gpu/drm/i915/i915_gem_render_state.c b/drivers/gpu/drm/i915/i915_gem_render_state.c index 57918f21ecc3..5af19b0bf713 100644 --- a/drivers/gpu/drm/i915/i915_gem_render_state.c +++ b/drivers/gpu/drm/i915/i915_gem_render_state.c @@ -74,7 +74,6 @@ static int render_state_setup(struct intel_render_state *so, struct drm_i915_private *i915) { const struct intel_renderstate_rodata *rodata = so->rodata; - const bool has_64bit_reloc = INTEL_GEN(i915) >= 8; struct drm_i915_gem_object *obj = so->vma->obj; unsigned int i = 0, reloc_index = 0; unsigned int needs_clflush; @@ -93,7 +92,7 @@ static int render_state_setup(struct intel_render_state *so, if (i * 4 == rodata->reloc[reloc_index]) { u64 r = s + so->vma->node.start; s = lower_32_bits(r); - if (has_64bit_reloc) { + if (HAS_64BIT_RELOC(i915)) { if (i + 1 >= rodata->batch_items || rodata->batch[i + 1] != 0) goto err; diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c index 31e6edd08dd0..2a419500b81a 100644 --- a/drivers/gpu/drm/i915/i915_pci.c +++ b/drivers/gpu/drm/i915/i915_pci.c @@ -288,7 +288,8 @@ static const struct intel_device_info intel_haswell_info = { #define BDW_FEATURES \ HSW_FEATURES, \ BDW_COLORS, \ - .has_logical_ring_contexts = 1 + .has_logical_ring_contexts = 1, \ + .has_64bit_reloc = 1 static const struct intel_device_info intel_broadwell_info = { BDW_FEATURES, @@ -308,6 +309,7 @@ static const struct intel_device_info intel_cherryview_info = { .has_hotplug = 1, .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING, .is_cherryview = 1, + .has_64bit_reloc = 1, .has_psr = 1, .has_runtime_pm = 1, .has_resource_streamer = 1, @@ -347,6 +349,7 @@ static const struct intel_device_info intel_broxton_info = { .has_hotplug = 1, .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING, .num_pipes = 3, + .has_64bit_reloc = 1, .has_ddi = 1, .has_fpga_dbg = 1, .has_fbc = 1, -- cgit v1.2.3 From a933568eb61d6c0b12af4264ae1ba316447a2189 Mon Sep 17 00:00:00 2001 From: Tvrtko Ursulin Date: Wed, 2 Nov 2016 15:14:59 +0000 Subject: drm/i915: Tidy slab cache allocations We can use the preferred KMEM_CACHE helper for brevity. Also simplifiy error unwind by only setting the ENOMEM error code once. v2: Add forgotten changes. (Joonas Lahtinen) Signed-off-by: Tvrtko Ursulin Reviewed-by: Joonas Lahtinen (v1) Cc: Joonas Lahtinen Reviewed-by: Joonas Lahtinen Link: http://patchwork.freedesktop.org/patch/msgid/1478099699-28652-1-git-send-email-tvrtko.ursulin@linux.intel.com --- drivers/gpu/drm/i915/i915_gem.c | 37 ++++++++++--------------------------- 1 file changed, 10 insertions(+), 27 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 5839bebba64a..1f995ced524e 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -4714,39 +4714,22 @@ int i915_gem_load_init(struct drm_device *dev) { struct drm_i915_private *dev_priv = to_i915(dev); - int err; + int err = -ENOMEM; - dev_priv->objects = - kmem_cache_create("i915_gem_object", - sizeof(struct drm_i915_gem_object), 0, - SLAB_HWCACHE_ALIGN, - NULL); - if (!dev_priv->objects) { - err = -ENOMEM; + dev_priv->objects = KMEM_CACHE(drm_i915_gem_object, SLAB_HWCACHE_ALIGN); + if (!dev_priv->objects) goto err_out; - } - dev_priv->vmas = - kmem_cache_create("i915_gem_vma", - sizeof(struct i915_vma), 0, - SLAB_HWCACHE_ALIGN, - NULL); - if (!dev_priv->vmas) { - err = -ENOMEM; + dev_priv->vmas = KMEM_CACHE(i915_vma, SLAB_HWCACHE_ALIGN); + if (!dev_priv->vmas) goto err_objects; - } - dev_priv->requests = - kmem_cache_create("i915_gem_request", - sizeof(struct drm_i915_gem_request), 0, - SLAB_HWCACHE_ALIGN | - SLAB_RECLAIM_ACCOUNT | - SLAB_DESTROY_BY_RCU, - NULL); - if (!dev_priv->requests) { - err = -ENOMEM; + dev_priv->requests = KMEM_CACHE(drm_i915_gem_request, + SLAB_HWCACHE_ALIGN | + SLAB_RECLAIM_ACCOUNT | + SLAB_DESTROY_BY_RCU); + if (!dev_priv->requests) goto err_vmas; - } mutex_lock(&dev_priv->drm.struct_mutex); INIT_LIST_HEAD(&dev_priv->gt.timelines); -- cgit v1.2.3 From 72aa0d899a3ea7e14436ac0b869cf3333277b92e Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Wed, 2 Nov 2016 17:50:47 +0000 Subject: drm/i915/guc: Cache the client mapping Use i915_gem_object_pin_map() for the guc client's lifetime to replace the peristent kmap + frequent kmap_atomic with a permanent vmapping. This avoids taking the obj->mm.lock mutex whilst inside irq context later. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=98571 Fixes: 96d776345277 ("drm/i915: Use a radixtree for random access..."); Signed-off-by: Chris Wilson Link: http://patchwork.freedesktop.org/patch/msgid/20161102175051.29163-9-chris@chris-wilson.co.uk Reviewed-by: Tvrtko Ursulin --- drivers/gpu/drm/i915/i915_guc_submission.c | 38 +++++++++++++++--------------- drivers/gpu/drm/i915/intel_guc.h | 2 +- 2 files changed, 20 insertions(+), 20 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_guc_submission.c b/drivers/gpu/drm/i915/i915_guc_submission.c index 857ef914cae7..666dab7a675a 100644 --- a/drivers/gpu/drm/i915/i915_guc_submission.c +++ b/drivers/gpu/drm/i915/i915_guc_submission.c @@ -220,7 +220,7 @@ static int guc_update_doorbell_id(struct intel_guc *guc, struct guc_context_desc desc; size_t len; - doorbell = client->client_base + client->doorbell_offset; + doorbell = client->vaddr + client->doorbell_offset; if (client->doorbell_id != GUC_INVALID_DOORBELL_ID && test_bit(client->doorbell_id, doorbell_bitmap)) { @@ -326,7 +326,7 @@ static void guc_proc_desc_init(struct intel_guc *guc, { struct guc_process_desc *desc; - desc = client->client_base + client->proc_desc_offset; + desc = client->vaddr + client->proc_desc_offset; memset(desc, 0, sizeof(*desc)); @@ -413,8 +413,8 @@ static void guc_ctx_desc_init(struct intel_guc *guc, gfx_addr = i915_ggtt_offset(client->vma); desc.db_trigger_phy = sg_dma_address(client->vma->pages->sgl) + client->doorbell_offset; - desc.db_trigger_cpu = (uintptr_t)client->client_base + - client->doorbell_offset; + desc.db_trigger_cpu = + (uintptr_t)client->vaddr + client->doorbell_offset; desc.db_trigger_uk = gfx_addr + client->doorbell_offset; desc.process_desc = gfx_addr + client->proc_desc_offset; desc.wq_addr = gfx_addr + client->wq_offset; @@ -465,7 +465,7 @@ int i915_guc_wq_reserve(struct drm_i915_gem_request *request) { const size_t wqi_size = sizeof(struct guc_wq_item); struct i915_guc_client *gc = request->i915->guc.execbuf_client; - struct guc_process_desc *desc = gc->client_base + gc->proc_desc_offset; + struct guc_process_desc *desc = gc->vaddr + gc->proc_desc_offset; u32 freespace; int ret; @@ -506,10 +506,9 @@ static void guc_wq_item_append(struct i915_guc_client *gc, struct intel_engine_cs *engine = rq->engine; struct guc_process_desc *desc; struct guc_wq_item *wqi; - void *base; - u32 freespace, tail, wq_off, wq_page; + u32 freespace, tail, wq_off; - desc = gc->client_base + gc->proc_desc_offset; + desc = gc->vaddr + gc->proc_desc_offset; /* Free space is guaranteed, see i915_guc_wq_reserve() above */ freespace = CIRC_SPACE(gc->wq_tail, desc->head, gc->wq_size); @@ -539,10 +538,7 @@ static void guc_wq_item_append(struct i915_guc_client *gc, gc->wq_rsvd -= wqi_size; /* WQ starts from the page after doorbell / process_desc */ - wq_page = (wq_off + GUC_DB_SIZE) >> PAGE_SHIFT; - wq_off &= PAGE_SIZE - 1; - base = kmap_atomic(i915_gem_object_get_page(gc->vma->obj, wq_page)); - wqi = (struct guc_wq_item *)((char *)base + wq_off); + wqi = gc->vaddr + wq_off + GUC_DB_SIZE; /* Now fill in the 4-word work queue item */ wqi->header = WQ_TYPE_INORDER | @@ -555,8 +551,6 @@ static void guc_wq_item_append(struct i915_guc_client *gc, wqi->ring_tail = tail << WQ_RING_TAIL_SHIFT; wqi->fence_id = rq->global_seqno; - - kunmap_atomic(base); } static int guc_ring_doorbell(struct i915_guc_client *gc) @@ -566,7 +560,7 @@ static int guc_ring_doorbell(struct i915_guc_client *gc) union guc_doorbell_qw *db; int attempt = 2, ret = -EAGAIN; - desc = gc->client_base + gc->proc_desc_offset; + desc = gc->vaddr + gc->proc_desc_offset; /* Update the tail so it is visible to GuC */ desc->tail = gc->wq_tail; @@ -582,7 +576,7 @@ static int guc_ring_doorbell(struct i915_guc_client *gc) db_exc.cookie = 1; /* pointer of current doorbell cacheline */ - db = gc->client_base + gc->doorbell_offset; + db = gc->vaddr + gc->doorbell_offset; while (attempt--) { /* lets ring the doorbell */ @@ -724,14 +718,14 @@ guc_client_free(struct drm_i915_private *dev_priv, * Be sure to drop any locks */ - if (client->client_base) { + if (client->vaddr) { /* * If we got as far as setting up a doorbell, make sure we * shut it down before unmapping & deallocating the memory. */ guc_disable_doorbell(guc, client); - kunmap(kmap_to_page(client->client_base)); + i915_gem_object_unpin_map(client->vma->obj); } i915_vma_unpin_and_release(&client->vma); @@ -820,6 +814,7 @@ guc_client_alloc(struct drm_i915_private *dev_priv, struct i915_guc_client *client; struct intel_guc *guc = &dev_priv->guc; struct i915_vma *vma; + void *vaddr; uint16_t db_id; client = kzalloc(sizeof(*client), GFP_KERNEL); @@ -846,7 +841,12 @@ guc_client_alloc(struct drm_i915_private *dev_priv, /* We'll keep just the first (doorbell/proc) page permanently kmap'd. */ client->vma = vma; - client->client_base = kmap(i915_vma_first_page(vma)); + + vaddr = i915_gem_object_pin_map(vma->obj, I915_MAP_WB); + if (IS_ERR(vaddr)) + goto err; + + client->vaddr = vaddr; spin_lock_init(&client->wq_lock); client->wq_offset = GUC_DB_SIZE; diff --git a/drivers/gpu/drm/i915/intel_guc.h b/drivers/gpu/drm/i915/intel_guc.h index 49ced0bad0f5..0053258e03d3 100644 --- a/drivers/gpu/drm/i915/intel_guc.h +++ b/drivers/gpu/drm/i915/intel_guc.h @@ -64,7 +64,7 @@ struct drm_i915_gem_request; */ struct i915_guc_client { struct i915_vma *vma; - void *client_base; /* first page (only) of above */ + void *vaddr; struct i915_gem_context *owner; struct intel_guc *guc; -- cgit v1.2.3 From a44342acde304425fa70fd4f06c0e662a79ba5aa Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Thu, 3 Nov 2016 20:08:52 +0000 Subject: drm/i915: Fix test on inputs for vma_compare() When supplying a view to vma_compare() it is required that the supplied i915_address_space is the global GTT. I tested the VMA instead (which is the current position in the rbtree and maybe from any address space). Reported-by: Matthew Auld Tested-by: Matthew Auld Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=98579 Fixes: db6c2b4151f2 ("drm/i915: Store the vma in an rbtree...") Signed-off-by: Chris Wilson Cc: Tvrtko Ursulin Cc: Matthew Auld Link: http://patchwork.freedesktop.org/patch/msgid/20161103200852.23431-1-chris@chris-wilson.co.uk Reviewed-by: Matthew Auld --- drivers/gpu/drm/i915/i915_gem_gtt.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 0c1f5b4750b6..cad6de65947d 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -3425,7 +3425,7 @@ static inline long vma_compare(struct i915_vma *vma, struct i915_address_space *vm, const struct i915_ggtt_view *view) { - GEM_BUG_ON(view && !i915_vma_is_ggtt(vma)); + GEM_BUG_ON(view && !i915_is_ggtt(vm)); if (vma->vm != vm) return vma->vm - vm; -- cgit v1.2.3 From 457e67a728696c4f8e6423c64e93def50530db9a Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Thu, 20 Oct 2016 16:48:12 -0700 Subject: drm/vc4: Fix termination of the initial scan for branch targets. The loop is scanning until the original max_ip (size of the BO), but we want to not examine any code after the PROG_END's delay slots. There was a block trying to do that, except that we had some early continue statements if the signal wasn't a PROG_END or a BRANCH. The failure mode would be that a valid shader is rejected because some undefined memory after the PROG_END slots is parsed as a branch and the rest of its setup is illegal. I haven't seen this in the wild, but valgrind was complaining when about this up in the userland simulator mode. Signed-off-by: Eric Anholt --- drivers/gpu/drm/vc4/vc4_validate_shaders.c | 19 ++++++++----------- 1 file changed, 8 insertions(+), 11 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/vc4/vc4_validate_shaders.c b/drivers/gpu/drm/vc4/vc4_validate_shaders.c index 2543cf5b8b51..917321ce832f 100644 --- a/drivers/gpu/drm/vc4/vc4_validate_shaders.c +++ b/drivers/gpu/drm/vc4/vc4_validate_shaders.c @@ -608,9 +608,7 @@ static bool vc4_validate_branches(struct vc4_shader_validation_state *validation_state) { uint32_t max_branch_target = 0; - bool found_shader_end = false; int ip; - int shader_end_ip = 0; int last_branch = -2; for (ip = 0; ip < validation_state->max_ip; ip++) { @@ -621,8 +619,13 @@ vc4_validate_branches(struct vc4_shader_validation_state *validation_state) uint32_t branch_target_ip; if (sig == QPU_SIG_PROG_END) { - shader_end_ip = ip; - found_shader_end = true; + /* There are two delay slots after program end is + * signaled that are still executed, then we're + * finished. validation_state->max_ip is the + * instruction after the last valid instruction in the + * program. + */ + validation_state->max_ip = ip + 3; continue; } @@ -676,15 +679,9 @@ vc4_validate_branches(struct vc4_shader_validation_state *validation_state) } set_bit(after_delay_ip, validation_state->branch_targets); max_branch_target = max(max_branch_target, after_delay_ip); - - /* There are two delay slots after program end is signaled - * that are still executed, then we're finished. - */ - if (found_shader_end && ip == shader_end_ip + 2) - break; } - if (max_branch_target > shader_end_ip) { + if (max_branch_target > validation_state->max_ip - 3) { DRM_ERROR("Branch landed after QPU_SIG_PROG_END"); return false; } -- cgit v1.2.3 From 7154d76fedf549607afbc0d13db9aaf02da5cebf Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Thu, 3 Nov 2016 18:53:10 -0700 Subject: drm/vc4: Add support for rendering with ETC1 textures. The validation for it ends up being quite simple, but I hadn't got around to it before merging the driver. For backwards compatibility, we also need to add a flag so that the userspace GL driver can easily tell if the kernel will allow ETC1 textures (on an old kernel, it will continue to convert to RGBA8) Signed-off-by: Eric Anholt --- drivers/gpu/drm/vc4/vc4_drv.c | 1 + drivers/gpu/drm/vc4/vc4_validate.c | 7 +++++++ include/uapi/drm/vc4_drm.h | 1 + 3 files changed, 9 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/vc4/vc4_drv.c b/drivers/gpu/drm/vc4/vc4_drv.c index 8703f56b7947..b087404c2784 100644 --- a/drivers/gpu/drm/vc4/vc4_drv.c +++ b/drivers/gpu/drm/vc4/vc4_drv.c @@ -78,6 +78,7 @@ static int vc4_get_param_ioctl(struct drm_device *dev, void *data, pm_runtime_put(&vc4->v3d->pdev->dev); break; case DRM_VC4_PARAM_SUPPORTS_BRANCHES: + case DRM_VC4_PARAM_SUPPORTS_ETC1: args->value = true; break; default: diff --git a/drivers/gpu/drm/vc4/vc4_validate.c b/drivers/gpu/drm/vc4/vc4_validate.c index 26503e307438..e18f88203d32 100644 --- a/drivers/gpu/drm/vc4/vc4_validate.c +++ b/drivers/gpu/drm/vc4/vc4_validate.c @@ -644,6 +644,13 @@ reloc_tex(struct vc4_exec_info *exec, cpp = 1; break; case VC4_TEXTURE_TYPE_ETC1: + /* ETC1 is arranged as 64-bit blocks, where each block is 4x4 + * pixels. + */ + cpp = 8; + width = (width + 3) >> 2; + height = (height + 3) >> 2; + break; case VC4_TEXTURE_TYPE_BW1: case VC4_TEXTURE_TYPE_A4: case VC4_TEXTURE_TYPE_A1: diff --git a/include/uapi/drm/vc4_drm.h b/include/uapi/drm/vc4_drm.h index ad7edc3edf7c..69caa21f0cb2 100644 --- a/include/uapi/drm/vc4_drm.h +++ b/include/uapi/drm/vc4_drm.h @@ -286,6 +286,7 @@ struct drm_vc4_get_hang_state { #define DRM_VC4_PARAM_V3D_IDENT1 1 #define DRM_VC4_PARAM_V3D_IDENT2 2 #define DRM_VC4_PARAM_SUPPORTS_BRANCHES 3 +#define DRM_VC4_PARAM_SUPPORTS_ETC1 4 struct drm_vc4_get_param { __u32 param; -- cgit v1.2.3 From 2c3a3f44dc13a7c964e93385e1c1ca848656bed0 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Fri, 4 Nov 2016 10:30:01 +0000 Subject: drm/i915: Fix pages pin counting around swizzle quirk commit bc0629a76726 ("drm/i915: Track pages pinned due to swizzling quirk") fixed one problem, but revealed a whole lot more. The root cause of the pin count mismatch for the swizzle quirk (for L-shaped memory on gen3/4) was that we were incrementing the pages_pin_count upon getting the backing pages but then overwriting the pages_pin_count to set it to 1 afterwards. With a little bit of adjustment to satisfy the GEM_BUG_ON sanitychecks, the fix is to replace the explicit atomic_set with an atomic_inc. v2: Consistently use atomics (not mix atomics and helpers) within the lowlevel get_pages routines. This makes the atomic operations much clearer. Fixes: 1233e2db199d ("drm/i915: Move object backing storage manipulation") Signed-off-by: Chris Wilson Cc: Joonas Lahtinen Cc: Tvrtko Ursulin Link: http://patchwork.freedesktop.org/patch/msgid/20161104103001.27643-1-chris@chris-wilson.co.uk Reviewed-by: Joonas Lahtinen --- drivers/gpu/drm/i915/i915_gem.c | 47 +++++++++++++++++++--------------- drivers/gpu/drm/i915/i915_gem_gtt.c | 7 +++++ drivers/gpu/drm/i915/i915_gem_tiling.c | 1 + 3 files changed, 34 insertions(+), 21 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 1f995ced524e..0dbf38c51d14 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2324,12 +2324,6 @@ i915_gem_object_get_pages_gtt(struct drm_i915_gem_object *obj) if (i915_gem_object_needs_bit17_swizzle(obj)) i915_gem_object_do_bit_17_swizzle(obj, st); - if (i915_gem_object_is_tiled(obj) && - dev_priv->quirks & QUIRK_PIN_SWIZZLED_PAGES) { - __i915_gem_object_pin_pages(obj); - obj->mm.quirked = true; - } - return st; err_pages: @@ -2362,12 +2356,21 @@ void __i915_gem_object_set_pages(struct drm_i915_gem_object *obj, obj->mm.get_page.sg_idx = 0; obj->mm.pages = pages; + + if (i915_gem_object_is_tiled(obj) && + to_i915(obj->base.dev)->quirks & QUIRK_PIN_SWIZZLED_PAGES) { + GEM_BUG_ON(obj->mm.quirked); + __i915_gem_object_pin_pages(obj); + obj->mm.quirked = true; + } } static int ____i915_gem_object_get_pages(struct drm_i915_gem_object *obj) { struct sg_table *pages; + GEM_BUG_ON(i915_gem_object_has_pinned_pages(obj)); + if (unlikely(obj->mm.madv != I915_MADV_WILLNEED)) { DRM_DEBUG("Attempting to obtain a purgeable object\n"); return -EFAULT; @@ -2396,16 +2399,14 @@ int __i915_gem_object_get_pages(struct drm_i915_gem_object *obj) if (err) return err; - if (likely(obj->mm.pages)) { - __i915_gem_object_pin_pages(obj); - goto unlock; - } + if (unlikely(!obj->mm.pages)) { + err = ____i915_gem_object_get_pages(obj); + if (err) + goto unlock; - GEM_BUG_ON(i915_gem_object_has_pinned_pages(obj)); - - err = ____i915_gem_object_get_pages(obj); - if (!err) - atomic_set_release(&obj->mm.pages_pin_count, 1); + smp_mb__before_atomic(); + } + atomic_inc(&obj->mm.pages_pin_count); unlock: mutex_unlock(&obj->mm.lock); @@ -2476,12 +2477,14 @@ void *i915_gem_object_pin_map(struct drm_i915_gem_object *obj, pinned = true; if (!atomic_inc_not_zero(&obj->mm.pages_pin_count)) { - ret = ____i915_gem_object_get_pages(obj); - if (ret) - goto err_unlock; + if (unlikely(!obj->mm.pages)) { + ret = ____i915_gem_object_get_pages(obj); + if (ret) + goto err_unlock; - GEM_BUG_ON(atomic_read(&obj->mm.pages_pin_count)); - atomic_set_release(&obj->mm.pages_pin_count, 1); + smp_mb__before_atomic(); + } + atomic_inc(&obj->mm.pages_pin_count); pinned = false; } GEM_BUG_ON(!obj->mm.pages); @@ -2933,7 +2936,7 @@ int i915_vma_unbind(struct i915_vma *vma) goto destroy; GEM_BUG_ON(obj->bind_count == 0); - GEM_BUG_ON(!obj->mm.pages); + GEM_BUG_ON(!i915_gem_object_has_pinned_pages(obj)); if (i915_vma_is_map_and_fenceable(vma)) { /* release the fence reg _after_ flushing */ @@ -3167,6 +3170,7 @@ search_free: list_move_tail(&obj->global_link, &dev_priv->mm.bound_list); list_move_tail(&vma->vm_link, &vma->vm->inactive_list); obj->bind_count++; + GEM_BUG_ON(atomic_read(&obj->mm.pages_pin_count) < obj->bind_count); return 0; @@ -4100,6 +4104,7 @@ i915_gem_madvise_ioctl(struct drm_device *dev, void *data, obj->mm.quirked = false; } if (args->madv == I915_MADV_WILLNEED) { + GEM_BUG_ON(obj->mm.quirked); __i915_gem_object_pin_pages(obj); obj->mm.quirked = true; } diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index cad6de65947d..7531bca29f7a 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -3711,6 +3711,13 @@ i915_get_ggtt_vma_pages(struct i915_vma *vma) { int ret = 0; + /* The vma->pages are only valid within the lifespan of the borrowed + * obj->mm.pages. When the obj->mm.pages sg_table is regenerated, so + * must be the vma->pages. A simple rule is that vma->pages must only + * be accessed when the obj->mm.pages are pinned. + */ + GEM_BUG_ON(!i915_gem_object_has_pinned_pages(vma->obj)); + if (vma->pages) return 0; diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c index 1577e7810cd6..251d51b01174 100644 --- a/drivers/gpu/drm/i915/i915_gem_tiling.c +++ b/drivers/gpu/drm/i915/i915_gem_tiling.c @@ -269,6 +269,7 @@ i915_gem_set_tiling(struct drm_device *dev, void *data, obj->mm.quirked = false; } if (!i915_gem_object_is_tiled(obj)) { + GEM_BUG_ON(!obj->mm.quirked); __i915_gem_object_pin_pages(obj); obj->mm.quirked = true; } -- cgit v1.2.3 From b30ce9e0552aa017ac6f2243f3c2d8e36fe52e69 Mon Sep 17 00:00:00 2001 From: Dhinakaran Pandiyan Date: Tue, 1 Nov 2016 11:47:59 -0700 Subject: drm/i915/dp: BDW cdclk fix for DP audio MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit According to BSpec, cdclk for BDW has to be not less than 432 MHz with DP audio enabled, port width x4, and link rate HBR2 (5.4 GHz). With cdclk less than 432 MHz, enabling audio leads to pipe FIFO underruns and displays cycling on/off. From BSpec: "Display» BDW-SKL» dpr» [Register] DP_TP_CTL [BDW+,EXCLUDE(CHV)] Workaround : Do not use DisplayPort with CDCLK less than 432 MHz, audio enabled, port width x4, and link rate HBR2 (5.4 GHz), or else there may be audio corruption or screen corruption." Since, some DP configurations (e.g., MST) use port width x4 and HBR2 link rate, let's increase the cdclk to >= 432 MHz to enable audio for those cases. v4: Changed commit message v3: Combine BDW pixel rate adjustments into a function (Jani) v2: Restrict fix to BDW Retain the set cdclk across modesets (Ville) Cc: stable@vger.kernel.org Signed-off-by: Dhinakaran Pandiyan Reviewed-by: Ville Syrjälä Reviewed-by: Jani Nikula Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1478026080-2925-1-git-send-email-dhinakaran.pandiyan@intel.com --- drivers/gpu/drm/i915/intel_display.c | 27 ++++++++++++++++++++++++--- 1 file changed, 24 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 97589102442c..7f9970a1fd00 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -10247,6 +10247,27 @@ static void bxt_modeset_commit_cdclk(struct drm_atomic_state *old_state) bxt_set_cdclk(to_i915(dev), req_cdclk); } +static int bdw_adjust_min_pipe_pixel_rate(struct intel_crtc_state *crtc_state, + int pixel_rate) +{ + /* pixel rate mustn't exceed 95% of cdclk with IPS on BDW */ + if (crtc_state->ips_enabled) + pixel_rate = DIV_ROUND_UP(pixel_rate * 100, 95); + + /* BSpec says "Do not use DisplayPort with CDCLK less than + * 432 MHz, audio enabled, port width x4, and link rate + * HBR2 (5.4 GHz), or else there may be audio corruption or + * screen corruption." + */ + if (intel_crtc_has_dp_encoder(crtc_state) && + crtc_state->has_audio && + crtc_state->port_clock >= 540000 && + crtc_state->lane_count == 4) + pixel_rate = max(432000, pixel_rate); + + return pixel_rate; +} + /* compute the max rate for new configuration */ static int ilk_max_pixel_rate(struct drm_atomic_state *state) { @@ -10272,9 +10293,9 @@ static int ilk_max_pixel_rate(struct drm_atomic_state *state) pixel_rate = ilk_pipe_pixel_rate(crtc_state); - /* pixel rate mustn't exceed 95% of cdclk with IPS on BDW */ - if (IS_BROADWELL(dev_priv) && crtc_state->ips_enabled) - pixel_rate = DIV_ROUND_UP(pixel_rate * 100, 95); + if (IS_BROADWELL(dev_priv)) + pixel_rate = bdw_adjust_min_pipe_pixel_rate(crtc_state, + pixel_rate); intel_state->min_pixclk[i] = pixel_rate; } -- cgit v1.2.3 From 9c7540241885838cfc7fa58c4a8bd75be0303ed1 Mon Sep 17 00:00:00 2001 From: Dhinakaran Pandiyan Date: Wed, 2 Nov 2016 13:13:21 -0700 Subject: drm/i915/dp: Extend BDW DP audio workaround to GEN9 platforms According to BSpec, cdclk for BDW has to be not less than 432 MHz with DP audio enabled, port width x4, and link rate HBR2 (5.4 GHz). With cdclk less than 432 MHz, enabling audio leads to pipe FIFO underruns and displays cycling on/off. Let's apply this work around to GEN9 platforms too, as it fixes the same issue. v2: Move drm_device to drm_i915_private conversion Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=97907 Cc: stable@vger.kernel.org Cc: Libin Yang Signed-off-by: Dhinakaran Pandiyan Reviewed-by: Jani Nikula Signed-off-by: Jani Nikula Link: http://patchwork.freedesktop.org/patch/msgid/1478117601-19122-1-git-send-email-dhinakaran.pandiyan@intel.com --- drivers/gpu/drm/i915/intel_display.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 7f9970a1fd00..92ab01f33208 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -10250,8 +10250,10 @@ static void bxt_modeset_commit_cdclk(struct drm_atomic_state *old_state) static int bdw_adjust_min_pipe_pixel_rate(struct intel_crtc_state *crtc_state, int pixel_rate) { + struct drm_i915_private *dev_priv = to_i915(crtc_state->base.crtc->dev); + /* pixel rate mustn't exceed 95% of cdclk with IPS on BDW */ - if (crtc_state->ips_enabled) + if (IS_BROADWELL(dev_priv) && crtc_state->ips_enabled) pixel_rate = DIV_ROUND_UP(pixel_rate * 100, 95); /* BSpec says "Do not use DisplayPort with CDCLK less than @@ -10293,7 +10295,7 @@ static int ilk_max_pixel_rate(struct drm_atomic_state *state) pixel_rate = ilk_pipe_pixel_rate(crtc_state); - if (IS_BROADWELL(dev_priv)) + if (IS_BROADWELL(dev_priv) || IS_GEN9(dev_priv)) pixel_rate = bdw_adjust_min_pipe_pixel_rate(crtc_state, pixel_rate); -- cgit v1.2.3 From a228062cb4e43e0f94bf48107338757d4d5857b9 Mon Sep 17 00:00:00 2001 From: Brian Starkey Date: Tue, 11 Oct 2016 15:26:04 +0100 Subject: drm: mali-dp: Add pitch alignment check function Different hardware versions have different requirements when it comes to pitch alignment. Add a function which can be used to check pitch alignment for a device. Signed-off-by: Brian Starkey Signed-off-by: Liviu Dudau --- drivers/gpu/drm/arm/malidp_hw.c | 3 +++ drivers/gpu/drm/arm/malidp_hw.h | 9 +++++++++ 2 files changed, 12 insertions(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/arm/malidp_hw.c b/drivers/gpu/drm/arm/malidp_hw.c index be815d0cc772..18c476605c0c 100644 --- a/drivers/gpu/drm/arm/malidp_hw.c +++ b/drivers/gpu/drm/arm/malidp_hw.c @@ -436,6 +436,7 @@ const struct malidp_hw_device malidp_device[MALIDP_MAX_DEVICES] = { }, .input_formats = malidp500_de_formats, .n_input_formats = ARRAY_SIZE(malidp500_de_formats), + .bus_align_bytes = 8, }, .query_hw = malidp500_query_hw, .enter_config_mode = malidp500_enter_config_mode, @@ -468,6 +469,7 @@ const struct malidp_hw_device malidp_device[MALIDP_MAX_DEVICES] = { }, .input_formats = malidp550_de_formats, .n_input_formats = ARRAY_SIZE(malidp550_de_formats), + .bus_align_bytes = 8, }, .query_hw = malidp550_query_hw, .enter_config_mode = malidp550_enter_config_mode, @@ -501,6 +503,7 @@ const struct malidp_hw_device malidp_device[MALIDP_MAX_DEVICES] = { }, .input_formats = malidp550_de_formats, .n_input_formats = ARRAY_SIZE(malidp550_de_formats), + .bus_align_bytes = 16, }, .query_hw = malidp650_query_hw, .enter_config_mode = malidp550_enter_config_mode, diff --git a/drivers/gpu/drm/arm/malidp_hw.h b/drivers/gpu/drm/arm/malidp_hw.h index 141743e9f3a6..087e1202db3d 100644 --- a/drivers/gpu/drm/arm/malidp_hw.h +++ b/drivers/gpu/drm/arm/malidp_hw.h @@ -88,6 +88,9 @@ struct malidp_hw_regmap { /* list of supported input formats for each layer */ const struct malidp_input_format *input_formats; const u8 n_input_formats; + + /* pitch alignment requirement in bytes */ + const u8 bus_align_bytes; }; struct malidp_hw_device { @@ -229,6 +232,12 @@ void malidp_se_irq_fini(struct drm_device *drm); u8 malidp_hw_get_format_id(const struct malidp_hw_regmap *map, u8 layer_id, u32 format); +static inline bool malidp_hw_pitch_valid(struct malidp_hw_device *hwdev, + unsigned int pitch) +{ + return !(pitch & (hwdev->map.bus_align_bytes - 1)); +} + /* * background color components are defined as 12bits values, * they will be shifted right when stored on hardware that -- cgit v1.2.3 From a46a096a40c8533f94e781d376b798c1a5208cfd Mon Sep 17 00:00:00 2001 From: Brian Starkey Date: Tue, 11 Oct 2016 15:26:05 +0100 Subject: drm: mali-dp: Add pitch alignment check for planes Check that the framebuffer pitches are appropriately aligned when checking planes. Signed-off-by: Brian Starkey Signed-off-by: Liviu Dudau --- drivers/gpu/drm/arm/malidp_planes.c | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/arm/malidp_planes.c b/drivers/gpu/drm/arm/malidp_planes.c index abaca03b9d36..eaae81908de2 100644 --- a/drivers/gpu/drm/arm/malidp_planes.c +++ b/drivers/gpu/drm/arm/malidp_planes.c @@ -86,17 +86,30 @@ static int malidp_de_plane_check(struct drm_plane *plane, { struct malidp_plane *mp = to_malidp_plane(plane); struct malidp_plane_state *ms = to_malidp_plane_state(state); + struct drm_framebuffer *fb; + int n_planes, i; u8 format_id; u32 src_w, src_h; if (!state->crtc || !state->fb) return 0; + fb = state->fb; + format_id = malidp_hw_get_format_id(&mp->hwdev->map, mp->layer->id, - state->fb->pixel_format); + fb->pixel_format); if (format_id == MALIDP_INVALID_FORMAT_ID) return -EINVAL; + n_planes = drm_format_num_planes(fb->pixel_format); + for (i = 0; i < n_planes; i++) { + if (!malidp_hw_pitch_valid(mp->hwdev, fb->pitches[i])) { + DRM_DEBUG_KMS("Invalid pitch %u for plane %d\n", + fb->pitches[i], i); + return -EINVAL; + } + } + src_w = state->src_w >> 16; src_h = state->src_h >> 16; -- cgit v1.2.3 From de9c4810abc6a2e38c93a31bddfa9c0a502f7212 Mon Sep 17 00:00:00 2001 From: Brian Starkey Date: Tue, 11 Oct 2016 15:26:06 +0100 Subject: arm: mali-dp: Extract mode_config cleanup into malidp_fini Split out malidp_fini as the opposite of malidp_init. This helps keep the cleanup paths neat and easier to manage. Signed-off-by: Brian Starkey Signed-off-by: Liviu Dudau --- drivers/gpu/drm/arm/malidp_drv.c | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/arm/malidp_drv.c b/drivers/gpu/drm/arm/malidp_drv.c index 9468dfd52336..9bd6b072a405 100644 --- a/drivers/gpu/drm/arm/malidp_drv.c +++ b/drivers/gpu/drm/arm/malidp_drv.c @@ -156,6 +156,12 @@ static int malidp_init(struct drm_device *drm) return 0; } +static void malidp_fini(struct drm_device *drm) +{ + malidp_de_planes_destroy(drm); + drm_mode_config_cleanup(drm); +} + static int malidp_irq_init(struct platform_device *pdev) { int irq_de, irq_se, ret = 0; @@ -414,8 +420,7 @@ bind_fail: port_fail: drm_dev_unregister(drm); register_fail: - malidp_de_planes_destroy(drm); - drm_mode_config_cleanup(drm); + malidp_fini(drm); init_fail: drm->dev_private = NULL; dev_set_drvdata(dev, NULL); @@ -448,8 +453,7 @@ static void malidp_unbind(struct device *dev) of_node_put(malidp->crtc.port); malidp->crtc.port = NULL; drm_dev_unregister(drm); - malidp_de_planes_destroy(drm); - drm_mode_config_cleanup(drm); + malidp_fini(drm); drm->dev_private = NULL; dev_set_drvdata(dev, NULL); clk_disable_unprepare(hwdev->mclk); -- cgit v1.2.3 From 15807780684646949ba9e8f6f56cc3542b04c1ae Mon Sep 17 00:00:00 2001 From: Brian Starkey Date: Tue, 11 Oct 2016 15:26:07 +0100 Subject: drm: mali-dp: Refactor plane initialisation As we add more features, it makes sense to skip all the features not supported by the smart layer together, instead of checking each one individually. Achieve this by refactoring the plane init loop. Signed-off-by: Brian Starkey [re-factor code after upstream changed rotation property to be per-plane] Signed-off-by: Liviu Dudau --- drivers/gpu/drm/arm/malidp_planes.c | 21 ++++++++------------- 1 file changed, 8 insertions(+), 13 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/arm/malidp_planes.c b/drivers/gpu/drm/arm/malidp_planes.c index eaae81908de2..11578debc1ee 100644 --- a/drivers/gpu/drm/arm/malidp_planes.c +++ b/drivers/gpu/drm/arm/malidp_planes.c @@ -235,6 +235,8 @@ int malidp_de_planes_init(struct drm_device *drm) struct malidp_plane *plane = NULL; enum drm_plane_type plane_type; unsigned long crtcs = 1 << drm->mode_config.num_crtc; + unsigned long flags = DRM_ROTATE_0 | DRM_ROTATE_90 | DRM_ROTATE_180 | + DRM_ROTATE_270 | DRM_REFLECT_X | DRM_REFLECT_Y; u32 *formats; int ret, i, j, n; @@ -267,23 +269,16 @@ int malidp_de_planes_init(struct drm_device *drm) if (ret < 0) goto cleanup; - /* SMART layer can't be rotated */ - if (id != DE_SMART) { - unsigned long flags = DRM_ROTATE_0 | - DRM_ROTATE_90 | - DRM_ROTATE_180 | - DRM_ROTATE_270 | - DRM_REFLECT_X | - DRM_REFLECT_Y; - drm_plane_create_rotation_property(&plane->base, - DRM_ROTATE_0, - flags); - } - drm_plane_helper_add(&plane->base, &malidp_de_plane_helper_funcs); plane->hwdev = malidp->dev; plane->layer = &map->layers[i]; + + /* Skip the features which the SMART layer doesn't have */ + if (id == DE_SMART) + continue; + + drm_plane_create_rotation_property(&plane->base, DRM_ROTATE_0, flags); } kfree(formats); -- cgit v1.2.3 From c57eb710b6575d12a3b93ee7c8bf5fdcc9d3860d Mon Sep 17 00:00:00 2001 From: Brian Starkey Date: Tue, 11 Oct 2016 15:26:08 +0100 Subject: drm: mali-dp: Enable alpha blending Always enable pixel-level alpha blending with the background, so that buffers which include an alpha channel are displayed correctly. Signed-off-by: Brian Starkey Signed-off-by: Liviu Dudau --- drivers/gpu/drm/arm/malidp_planes.c | 33 +++++++++++++++++++++++++++------ 1 file changed, 27 insertions(+), 6 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/arm/malidp_planes.c b/drivers/gpu/drm/arm/malidp_planes.c index 11578debc1ee..ce328a50bc69 100644 --- a/drivers/gpu/drm/arm/malidp_planes.c +++ b/drivers/gpu/drm/arm/malidp_planes.c @@ -27,6 +27,10 @@ #define LAYER_H_FLIP (1 << 10) #define LAYER_V_FLIP (1 << 11) #define LAYER_ROT_MASK (0xf << 8) +#define LAYER_COMP_MASK (0x3 << 12) +#define LAYER_COMP_PIXEL (0x3 << 12) +#define LAYER_COMP_PLANE (0x2 << 12) +#define MALIDP_LAYER_COMPOSE 0x008 #define MALIDP_LAYER_SIZE 0x00c #define LAYER_H_VAL(x) (((x) & 0x1fff) << 0) #define LAYER_V_VAL(x) (((x) & 0x1fff) << 16) @@ -34,6 +38,14 @@ #define MALIDP_LAYER_OFFSET 0x014 #define MALIDP_LAYER_STRIDE 0x018 +/* + * This 4-entry look-up-table is used to determine the full 8-bit alpha value + * for formats with 1- or 2-bit alpha channels. + * We set it to give 100%/0% opacity for 1-bit formats and 100%/66%/33%/0% + * opacity for 2-bit formats. + */ +#define MALIDP_ALPHA_LUT 0xffaa5500 + static void malidp_de_plane_destroy(struct drm_plane *plane) { struct malidp_plane *mp = to_malidp_plane(plane); @@ -150,7 +162,7 @@ static void malidp_de_plane_update(struct drm_plane *plane, const struct malidp_hw_regmap *map; u8 format_id; u16 ptr; - u32 format, src_w, src_h, dest_w, dest_h, val = 0; + u32 format, src_w, src_h, dest_w, dest_h, val; int num_planes, i; mp = to_malidp_plane(plane); @@ -194,9 +206,9 @@ static void malidp_de_plane_update(struct drm_plane *plane, LAYER_V_VAL(plane->state->crtc_y), mp->layer->base + MALIDP_LAYER_OFFSET); - /* first clear the rotation bits in the register */ - malidp_hw_clearbits(mp->hwdev, LAYER_ROT_MASK, - mp->layer->base + MALIDP_LAYER_CONTROL); + /* first clear the rotation bits */ + val = malidp_hw_read(mp->hwdev, mp->layer->base + MALIDP_LAYER_CONTROL); + val &= ~LAYER_ROT_MASK; /* setup the rotation and axis flip bits */ if (plane->state->rotation & DRM_ROTATE_MASK) @@ -206,11 +218,18 @@ static void malidp_de_plane_update(struct drm_plane *plane, if (plane->state->rotation & DRM_REFLECT_Y) val |= LAYER_H_FLIP; + /* + * always enable pixel alpha blending until we have a way to change + * blend modes + */ + val &= ~LAYER_COMP_MASK; + val |= LAYER_COMP_PIXEL; + /* set the 'enable layer' bit */ val |= LAYER_ENABLE; - malidp_hw_setbits(mp->hwdev, val, - mp->layer->base + MALIDP_LAYER_CONTROL); + malidp_hw_write(mp->hwdev, val, + mp->layer->base + MALIDP_LAYER_CONTROL); } static void malidp_de_plane_disable(struct drm_plane *plane, @@ -279,6 +298,8 @@ int malidp_de_planes_init(struct drm_device *drm) continue; drm_plane_create_rotation_property(&plane->base, DRM_ROTATE_0, flags); + malidp_hw_write(malidp->dev, MALIDP_ALPHA_LUT, + plane->layer->base + MALIDP_LAYER_COMPOSE); } kfree(formats); -- cgit v1.2.3 From 70c94a3c8f68187b272e5aa4e1a9df354df461eb Mon Sep 17 00:00:00 2001 From: Brian Starkey Date: Tue, 11 Oct 2016 15:26:09 +0100 Subject: drm: mali-dp: Store internal format and n_planes in plane state Save a search through the format lists at commit-time by storing the internal format ID and number of planes in our plane state. Signed-off-by: Brian Starkey Signed-off-by: Liviu Dudau --- drivers/gpu/drm/arm/malidp_drv.h | 3 +++ drivers/gpu/drm/arm/malidp_planes.c | 27 ++++++++++++--------------- 2 files changed, 15 insertions(+), 15 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/arm/malidp_drv.h b/drivers/gpu/drm/arm/malidp_drv.h index 271d2fb9711c..9fc8a2e405e4 100644 --- a/drivers/gpu/drm/arm/malidp_drv.h +++ b/drivers/gpu/drm/arm/malidp_drv.h @@ -39,6 +39,9 @@ struct malidp_plane_state { /* size of the required rotation memory if plane is rotated */ u32 rotmem_size; + /* internal format ID */ + u8 format; + u8 n_planes; }; #define to_malidp_plane(x) container_of(x, struct malidp_plane, base) diff --git a/drivers/gpu/drm/arm/malidp_planes.c b/drivers/gpu/drm/arm/malidp_planes.c index ce328a50bc69..bb1c52864f13 100644 --- a/drivers/gpu/drm/arm/malidp_planes.c +++ b/drivers/gpu/drm/arm/malidp_planes.c @@ -70,6 +70,8 @@ struct drm_plane_state *malidp_duplicate_plane_state(struct drm_plane *plane) m_state = to_malidp_plane_state(plane->state); __drm_atomic_helper_plane_duplicate_state(plane, &state->base); state->rotmem_size = m_state->rotmem_size; + state->format = m_state->format; + state->n_planes = m_state->n_planes; } return &state->base; @@ -99,8 +101,7 @@ static int malidp_de_plane_check(struct drm_plane *plane, struct malidp_plane *mp = to_malidp_plane(plane); struct malidp_plane_state *ms = to_malidp_plane_state(state); struct drm_framebuffer *fb; - int n_planes, i; - u8 format_id; + int i; u32 src_w, src_h; if (!state->crtc || !state->fb) @@ -108,13 +109,13 @@ static int malidp_de_plane_check(struct drm_plane *plane, fb = state->fb; - format_id = malidp_hw_get_format_id(&mp->hwdev->map, mp->layer->id, + ms->format = malidp_hw_get_format_id(&mp->hwdev->map, mp->layer->id, fb->pixel_format); - if (format_id == MALIDP_INVALID_FORMAT_ID) + if (ms->format == MALIDP_INVALID_FORMAT_ID) return -EINVAL; - n_planes = drm_format_num_planes(fb->pixel_format); - for (i = 0; i < n_planes; i++) { + ms->n_planes = drm_format_num_planes(fb->pixel_format); + for (i = 0; i < ms->n_planes; i++) { if (!malidp_hw_pitch_valid(mp->hwdev, fb->pitches[i])) { DRM_DEBUG_KMS("Invalid pitch %u for plane %d\n", fb->pitches[i], i); @@ -160,17 +161,13 @@ static void malidp_de_plane_update(struct drm_plane *plane, struct drm_gem_cma_object *obj; struct malidp_plane *mp; const struct malidp_hw_regmap *map; - u8 format_id; + struct malidp_plane_state *ms = to_malidp_plane_state(plane->state); u16 ptr; - u32 format, src_w, src_h, dest_w, dest_h, val; - int num_planes, i; + u32 src_w, src_h, dest_w, dest_h, val; + int i; mp = to_malidp_plane(plane); - map = &mp->hwdev->map; - format = plane->state->fb->pixel_format; - format_id = malidp_hw_get_format_id(map, mp->layer->id, format); - num_planes = drm_format_num_planes(format); /* convert src values from Q16 fixed point to integer */ src_w = plane->state->src_w >> 16; @@ -183,9 +180,9 @@ static void malidp_de_plane_update(struct drm_plane *plane, dest_h = plane->state->crtc_h; } - malidp_hw_write(mp->hwdev, format_id, mp->layer->base); + malidp_hw_write(mp->hwdev, ms->format, mp->layer->base); - for (i = 0; i < num_planes; i++) { + for (i = 0; i < ms->n_planes; i++) { /* calculate the offset for the layer's plane registers */ ptr = mp->layer->ptr + (i << 4); -- cgit v1.2.3 From fe37ed6a2dd63b5cc945b6b354c02b58473c0abf Mon Sep 17 00:00:00 2001 From: Brian Starkey Date: Mon, 24 Oct 2016 14:55:17 +0100 Subject: drm: mali-dp: Don't set DRM_PLANE_COMMIT_ACTIVE_ONLY We need to explicitly disable our planes, so don't set the flag which would otherwise skip the plane disable when the CRTC is disabled. Signed-off-by: Brian Starkey Acked-by: Liviu Dudau Signed-off-by: Liviu Dudau --- drivers/gpu/drm/arm/malidp_drv.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/arm/malidp_drv.c b/drivers/gpu/drm/arm/malidp_drv.c index 9bd6b072a405..6cbf4fa90ea0 100644 --- a/drivers/gpu/drm/arm/malidp_drv.c +++ b/drivers/gpu/drm/arm/malidp_drv.c @@ -92,8 +92,7 @@ static void malidp_atomic_commit_tail(struct drm_atomic_state *state) drm_atomic_helper_commit_modeset_disables(drm, state); drm_atomic_helper_commit_modeset_enables(drm, state); - drm_atomic_helper_commit_planes(drm, state, - DRM_PLANE_COMMIT_ACTIVE_ONLY); + drm_atomic_helper_commit_planes(drm, state, 0); malidp_atomic_commit_hw_done(state); -- cgit v1.2.3 From 2fe1f08ee06e9f2eabdaf9fdaba31360920abfcb Mon Sep 17 00:00:00 2001 From: Liviu Dudau Date: Mon, 24 Oct 2016 18:35:09 +0100 Subject: drm: mali-dp: Add support for setting plane's rotation property from userspace. In order to support DRM_IOCTL_MODE_OBJ_SETPROPERTY for the rotation property we need to have a ->set_property hook defined for the planes. Set the plane's ->set_property hook to drm_atomic_helper_plane_set_property() Signed-off-by: Liviu Dudau --- drivers/gpu/drm/arm/malidp_planes.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers') diff --git a/drivers/gpu/drm/arm/malidp_planes.c b/drivers/gpu/drm/arm/malidp_planes.c index bb1c52864f13..8eef9a891261 100644 --- a/drivers/gpu/drm/arm/malidp_planes.c +++ b/drivers/gpu/drm/arm/malidp_planes.c @@ -89,6 +89,7 @@ void malidp_destroy_plane_state(struct drm_plane *plane, static const struct drm_plane_funcs malidp_de_plane_funcs = { .update_plane = drm_atomic_helper_update_plane, .disable_plane = drm_atomic_helper_disable_plane, + .set_property = drm_atomic_helper_plane_set_property, .destroy = malidp_de_plane_destroy, .reset = drm_atomic_helper_plane_reset, .atomic_duplicate_state = malidp_duplicate_plane_state, -- cgit v1.2.3 From ed8b0c0f93fd91447770ced4a7ecac1a1f39eae2 Mon Sep 17 00:00:00 2001 From: Baoyou Xie Date: Sat, 22 Oct 2016 17:13:01 +0800 Subject: drm/arm: mark symbols static where possible We get 2 warnings when building kernel with W=1: drivers/gpu/drm/arm/malidp_planes.c:49:25: warning: no previous prototype for 'malidp_duplicate_plane_state' [-Wmissing-prototypes] drivers/gpu/drm/arm/malidp_planes.c:66:6: warning: no previous prototype for 'malidp_destroy_plane_state' [-Wmissing-prototypes] In fact, both functions are only used in the file in which they are declared and don't need a declaration, but can be made static. So this patch marks these functions with 'static'. Signed-off-by: Baoyou Xie Signed-off-by: Liviu Dudau --- drivers/gpu/drm/arm/malidp_planes.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/arm/malidp_planes.c b/drivers/gpu/drm/arm/malidp_planes.c index 8eef9a891261..63eec8f37cfc 100644 --- a/drivers/gpu/drm/arm/malidp_planes.c +++ b/drivers/gpu/drm/arm/malidp_planes.c @@ -58,7 +58,8 @@ static void malidp_de_plane_destroy(struct drm_plane *plane) devm_kfree(plane->dev->dev, mp); } -struct drm_plane_state *malidp_duplicate_plane_state(struct drm_plane *plane) +static struct +drm_plane_state *malidp_duplicate_plane_state(struct drm_plane *plane) { struct malidp_plane_state *state, *m_state; @@ -77,8 +78,8 @@ struct drm_plane_state *malidp_duplicate_plane_state(struct drm_plane *plane) return &state->base; } -void malidp_destroy_plane_state(struct drm_plane *plane, - struct drm_plane_state *state) +static void malidp_destroy_plane_state(struct drm_plane *plane, + struct drm_plane_state *state) { struct malidp_plane_state *m_state = to_malidp_plane_state(state); -- cgit v1.2.3 From f97f193613dc7b723fa1b7e187da0ba585a7f2de Mon Sep 17 00:00:00 2001 From: Lyude Date: Tue, 1 Nov 2016 17:31:32 -0400 Subject: drm/i915: Remove redundant reprobe in i915_drm_resume Weine's investigation on benchmarking the suspend/resume process pointed out a lot of the time in suspend/resume is being spent reprobing. While the reprobing process is a lengthy one for good reason, we don't need to hold up the entire suspend/resume process while we wait for it to finish. Luckily as it turns out, we already trigger a full connector reprobe in i915_hpd_poll_init_work(), so we can just ditch reprobing in i915_drm_resume() entirely. This won't lead to less time spent resuming just yet since now the bottleneck will be waiting for the mode_config lock in drm_kms_helper_poll_enable(), since that will be held as long as i915_hpd_poll_init_work() is reprobing all of the connectors. But we'll address that in the next patch. Signed-off-by: Lyude Tested-by: David Weinehall Reviewed-by: David Weinehall Testcase: analyze_suspend.py -config config/suspend-callgraph.cfg -filter i915 --- drivers/gpu/drm/i915/i915_drv.c | 2 -- 1 file changed, 2 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 9e5a547a67ab..0e45665efd7f 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -1607,8 +1607,6 @@ static int i915_drm_resume(struct drm_device *dev) * notifications. * */ intel_hpd_init(dev_priv); - /* Config may have changed between suspend and resume */ - drm_helper_hpd_irq_event(dev); intel_opregion_register(dev_priv); -- cgit v1.2.3 From e0b70061404f64f592d6d082a63c504b66d65c6e Mon Sep 17 00:00:00 2001 From: Lyude Date: Tue, 1 Nov 2016 21:06:30 -0400 Subject: drm/i915: Reinit polling before hpd when resuming Now that we don't run the connector reprobing from i915_drm_resume(), we need to make it so we don't have to wait for reprobing to finish so that we actually speed things up. In order to do this, we need to make sure that i915_drm_resume() doesn't get blocked by i915_hpd_poll_init_work() while trying to acquire the mode_config lock that drm_kms_helper_poll_enable() needs to acquire. The easiest way to do this is to just enable polling before hpd. This shouldn't break anything since at that point we have everything else we need for polling enabled. As well, this should result in a rather significant improvement in how quickly we can resume the system. Signed-off-by: Lyude Tested-by: David Weinehall Reviewed-by: David Weinehall Testcase: analyze_suspend.py -config config/suspend-callgraph.cfg -filter i915 --- drivers/gpu/drm/i915/i915_drv.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 0e45665efd7f..b72c24ff39c3 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -1600,6 +1600,8 @@ static int i915_drm_resume(struct drm_device *dev) intel_display_resume(dev); + drm_kms_helper_poll_enable(dev); + /* * ... but also need to make sure that hotplug processing * doesn't cause havoc. Like in the driver load code we don't @@ -1619,7 +1621,6 @@ static int i915_drm_resume(struct drm_device *dev) intel_opregion_notify_adapter(dev_priv, PCI_D0); intel_autoenable_gt_powersave(dev_priv); - drm_kms_helper_poll_enable(dev); enable_rpm_wakeref_asserts(dev_priv); -- cgit v1.2.3 From 3a62234680d86efa0239665ed8a0e908f1aef147 Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Fri, 4 Nov 2016 15:58:38 -0700 Subject: drm/vc4: Use runtime autosuspend to avoid thrashing V3D power state. The pm_runtime_put() we were using immediately released power on the device, which meant that we were generally turning the device off and on once per frame. In many profiles I've looked at, that added up to about 1% of CPU time, but this could get worse in the case of frequent rendering and readback (as may happen in X rendering). By keeping the device on until we've been idle for a couple of frames, we drop the overhead of runtime PM down to sub-.1%. Signed-off-by: Eric Anholt --- drivers/gpu/drm/vc4/vc4_drv.c | 9 ++++++--- drivers/gpu/drm/vc4/vc4_gem.c | 6 ++++-- drivers/gpu/drm/vc4/vc4_v3d.c | 2 ++ 3 files changed, 12 insertions(+), 5 deletions(-) (limited to 'drivers') diff --git a/drivers/gpu/drm/vc4/vc4_drv.c b/drivers/gpu/drm/vc4/vc4_drv.c index b087404c2784..7abfe088f2d1 100644 --- a/drivers/gpu/drm/vc4/vc4_drv.c +++ b/drivers/gpu/drm/vc4/vc4_drv.c @@ -61,21 +61,24 @@ static int vc4_get_param_ioctl(struct drm_device *dev, void *data, if (ret < 0) return ret; args->value = V3D_READ(V3D_IDENT0); - pm_runtime_put(&vc4->v3d->pdev->dev); + pm_runtime_mark_last_busy(&vc4->v3d->pdev->dev); + pm_runtime_put_autosuspend(&vc4->v3d->pdev->dev); break; case DRM_VC4_PARAM_V3D_IDENT1: ret = pm_runtime_get_sync(&vc4->v3d->pdev->dev); if (ret < 0) return ret; args->value = V3D_READ(V3D_IDENT1); - pm_runtime_put(&vc4->v3d->pdev->dev); + pm_runtime_mark_last_busy(&vc4->v3d->pdev->dev); + pm_runtime_put_autosuspend(&vc4->v3d->pdev->dev); break; case DRM_VC4_PARAM_V3D_IDENT2: ret = pm_runtime_get_sync(&vc4->v3d->pdev->dev); if (ret < 0) return ret; args->value = V3D_READ(V3D_IDENT2); - pm_runtime_put(&vc4->v3d->pdev->dev); + pm_runtime_mark_last_busy(&vc4->v3d->pdev->dev); + pm_runtime_put_autosuspend(&vc4->v3d->pdev->dev); break; case DRM_VC4_PARAM_SUPPORTS_BRANCHES: case DRM_VC4_PARAM_SUPPORTS_ETC1: diff --git a/drivers/gpu/drm/vc4/vc4_gem.c b/drivers/gpu/drm/vc4/vc4_gem.c index 303f23c96220..db920771bfb5 100644 --- a/drivers/gpu/drm/vc4/vc4_gem.c +++ b/drivers/gpu/drm/vc4/vc4_gem.c @@ -709,8 +709,10 @@ vc4_complete_exec(struct drm_device *dev, struct vc4_exec_info *exec) } mutex_lock(&vc4->power_lock); - if (--vc4->power_refcount == 0) - pm_runtime_put(&vc4->v3d->pdev->dev); + if (--vc4->power_refcount == 0) { + pm_runtime_mark_last_busy(&vc4->v3d->pdev->dev); + pm_runtime_put_autosuspend(&vc4->v3d->pdev->dev); + } mutex_unlock(&vc4->power_lock); kfree(exec); diff --git a/drivers/gpu/drm/vc4/vc4_v3d.c b/drivers/gpu/drm/vc4/vc4_v3d.c index e6d3c6028341..7cc346ad9b0b 100644 --- a/drivers/gpu/drm/vc4/vc4_v3d.c +++ b/drivers/gpu/drm/vc4/vc4_v3d.c @@ -222,6 +222,8 @@ static int vc4_v3d_bind(struct device *dev, struct device *master, void *data) return ret; } + pm_runtime_use_autosuspend(dev); + pm_runtime_set_autosuspend_delay(dev, 40); /* a little over 2 frames. */ pm_runtime_enable(dev); return 0; -- cgit v1.2.3 From 0a886f59528aac568cf9e4981167b5dcdd3d1676 Mon Sep 17 00:00:00 2001 From: Shawn Guo Date: Thu, 22 Sep 2016 19:52:39 +0800 Subject: drm: zte: add initial vou drm driver It adds the initial ZTE VOU display controller DRM driver. There are still some features to be added, like overlay plane, scaling, and more output devices support. But it's already useful with dual CRTCs and HDMI monitor working. Signed-off-by: Shawn Guo --- drivers/gpu/drm/Kconfig | 2 + drivers/gpu/drm/Makefile | 1 + drivers/gpu/drm/zte/Kconfig | 8 + drivers/gpu/drm/zte/Makefile | 7 + drivers/gpu/drm/zte/zx_drm_drv.c | 267 +++++++++++++++ drivers/gpu/drm/zte/zx_drm_drv.h | 36 ++ drivers/gpu/drm/zte/zx_hdmi.c | 624 ++++++++++++++++++++++++++++++++++ drivers/gpu/drm/zte/zx_hdmi_regs.h | 56 +++ drivers/gpu/drm/zte/zx_plane.c | 299 ++++++++++++++++ drivers/gpu/drm/zte/zx_plane.h | 26 ++ drivers/gpu/drm/zte/zx_plane_regs.h | 91 +++++ drivers/gpu/drm/zte/zx_vou.c | 661 ++++++++++++++++++++++++++++++++++++ drivers/gpu/drm/zte/zx_vou.h | 46 +++ drivers/gpu/drm/zte/zx_vou_regs.h | 157 +++++++++ 14 files changed, 2281 insertions(+) create mode 100644 drivers/gpu/drm/zte/Kconfig create mode 100644 drivers/gpu/drm/zte/Makefile create mode 100644 drivers/gpu/drm/zte/zx_drm_drv.c create mode 100644 drivers/gpu/drm/zte/zx_drm_drv.h create mode 100644 drivers/gpu/drm/zte/zx_hdmi.c create mode 100644 drivers/gpu/drm/zte/zx_hdmi_regs.h create mode 100644 drivers/gpu/drm/zte/zx_plane.c create mode 100644 drivers/gpu/drm/zte/zx_plane.h create mode 100644 drivers/gpu/drm/zte/zx_plane_regs.h create mode 100644 drivers/gpu/drm/zte/zx_vou.c create mode 100644 drivers/gpu/drm/zte/zx_vou.h create mode 100644 drivers/gpu/drm/zte/zx_vou_regs.h (limited to 'drivers') diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig index 483059a22b1b..a91f8cecbe0f 100644 --- a/drivers/gpu/drm/Kconfig +++ b/drivers/gpu/drm/Kconfig @@ -223,6 +223,8 @@ source "drivers/gpu/drm/hisilicon/Kconfig" source "drivers/gpu/drm/mediatek/Kconfig" +source "drivers/gpu/drm/zte/Kconfig" + # Keep legacy drivers last menuconfig DRM_LEGACY diff --git a/drivers/gpu/drm/Makefile b/drivers/gpu/drm/Makefile index 25c720454017..f3251750c92b 100644 --- a/drivers/gpu/drm/Makefile +++ b/drivers/gpu/drm/Makefile @@ -86,3 +86,4 @@ obj-$(CONFIG_DRM_FSL_DCU) += fsl-dcu/ obj-$(CONFIG_DRM_ETNAVIV) += etnaviv/ obj-$(CONFIG_DRM_ARCPGU)+= arc/ obj-y += hisilicon/ +obj-$(CONFIG_DRM_ZTE) += zte/ diff --git a/drivers/gpu/drm/zte/Kconfig b/drivers/gpu/drm/zte/Kconfig new file mode 100644 index 000000000000..4065b2840f1c --- /dev/null +++ b/drivers/gpu/drm/zte/Kconfig @@ -0,0 +1,8 @@ +config DRM_ZTE + tristate "DRM Support for ZTE SoCs" + depends on DRM && ARCH_ZX + select DRM_KMS_CMA_HELPER + select DRM_KMS_FB_HELPER + select DRM_KMS_HELPER + help + Choose this option to enable DRM on ZTE ZX SoCs. diff --git a/drivers/gpu/drm/zte/Makefile b/drivers/gpu/drm/zte/Makefile new file mode 100644 index 000000000000..699180bfd57c --- /dev/null +++ b/drivers/gpu/drm/zte/Makefile @@ -0,0 +1,7 @@ +zxdrm-y := \ + zx_drm_drv.o \ + zx_hdmi.o \ + zx_plane.o \ + zx_vou.o + +obj-$(CONFIG_DRM_ZTE) += zxdrm.o diff --git a/drivers/gpu/drm/zte/zx_drm_drv.c b/drivers/gpu/drm/zte/zx_drm_drv.c new file mode 100644 index 000000000000..abc8099e6f53 --- /dev/null +++ b/drivers/gpu/drm/zte/zx_drm_drv.c @@ -0,0 +1,267 @@ +/* + * Copyright 2016 Linaro Ltd. + * Copyright 2016 ZTE Corporation. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include + +#include "zx_drm_drv.h" +#include "zx_vou.h" + +struct zx_drm_private { + struct drm_fbdev_cma *fbdev; +}; + +static void zx_drm_fb_output_poll_changed(struct drm_device *drm) +{ + struct zx_drm_private *priv = drm->dev_private; + + drm_fbdev_cma_hotplug_event(priv->fbdev); +} + +static const struct drm_mode_config_funcs zx_drm_mode_config_funcs = { + .fb_create = drm_fb_cma_create, + .output_poll_changed = zx_drm_fb_output_poll_changed, + .atomic_check = drm_atomic_helper_check, + .atomic_commit = drm_atomic_helper_commit, +}; + +static void zx_drm_lastclose(struct drm_device *drm) +{ + struct zx_drm_private *priv = drm->dev_private; + + drm_fbdev_cma_restore_mode(priv->fbdev); +} + +static const struct file_operations zx_drm_fops = { + .owner = THIS_MODULE, + .open = drm_open, + .release = drm_release, + .unlocked_ioctl = drm_ioctl, +#ifdef CONFIG_COMPAT + .compat_ioctl = drm_compat_ioctl, +#endif + .poll = drm_poll, + .read = drm_read, + .llseek = noop_llseek, + .mmap = drm_gem_cma_mmap, +}; + +static struct drm_driver zx_drm_driver = { + .driver_features = DRIVER_GEM | DRIVER_MODESET | DRIVER_PRIME | + DRIVER_ATOMIC, + .lastclose = zx_drm_lastclose, + .get_vblank_counter = drm_vblank_no_hw_counter, + .enable_vblank = zx_vou_enable_vblank, + .disable_vblank = zx_vou_disable_vblank, + .gem_free_object = drm_gem_cma_free_object, + .gem_vm_ops = &drm_gem_cma_vm_ops, + .dumb_create = drm_gem_cma_dumb_create, + .dumb_map_offset = drm_gem_cma_dumb_map_offset, + .dumb_destroy = drm_gem_dumb_destroy, + .prime_handle_to_fd = drm_gem_prime_handle_to_fd, + .prime_fd_to_handle = drm_gem_prime_fd_to_handle, + .gem_prime_export = drm_gem_prime_export, + .gem_prime_import = drm_gem_prime_import, + .gem_prime_get_sg_table = drm_gem_cma_prime_get_sg_table, + .gem_prime_import_sg_table = drm_gem_cma_prime_import_sg_table, + .gem_prime_vmap = drm_gem_cma_prime_vmap, + .gem_prime_vunmap = drm_gem_cma_prime_vunmap, + .gem_prime_mmap = drm_gem_cma_prime_mmap, + .fops = &zx_drm_fops, + .name = "zx-vou", + .desc = "ZTE VOU Controller DRM", + .date = "20160811", + .major = 1, + .minor = 0, +}; + +static int zx_drm_bind(struct device *dev) +{ + struct drm_device *drm; + struct zx_drm_private *priv; + int ret; + + priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + drm = drm_dev_alloc(&zx_drm_driver, dev); + if (!drm) + return -ENOMEM; + + drm->dev_private = priv; + dev_set_drvdata(dev, drm); + + drm_mode_config_init(drm); + drm->mode_config.min_width = 16; + drm->mode_config.min_height = 16; + drm->mode_config.max_width = 4096; + drm->mode_config.max_height = 4096; + drm->mode_config.funcs = &zx_drm_mode_config_funcs; + + ret = component_bind_all(dev, drm); + if (ret) { + DRM_DEV_ERROR(dev, "failed to bind all components: %d\n", ret); + goto out_unregister; + } + + ret = drm_vblank_init(drm, drm->mode_config.num_crtc); + if (ret < 0) { + DRM_DEV_ERROR(dev, "failed to init vblank: %d\n", ret); + goto out_unbind; + } + + /* + * We will manage irq handler on our own. In this case, irq_enabled + * need to be true for using vblank core support. + */ + drm->irq_enabled = true; + + drm_mode_config_reset(drm); + drm_kms_helper_poll_init(drm); + + priv->fbdev = drm_fbdev_cma_init(drm, 32, drm->mode_config.num_crtc, + drm->mode_config.num_connector); + if (IS_ERR(priv->fbdev)) { + ret = PTR_ERR(priv->fbdev); + DRM_DEV_ERROR(dev, "failed to init cma fbdev: %d\n", ret); + priv->fbdev = NULL; + goto out_poll_fini; + } + + ret = drm_dev_register(drm, 0); + if (ret) + goto out_fbdev_fini; + + return 0; + +out_fbdev_fini: + if (priv->fbdev) { + drm_fbdev_cma_fini(priv->fbdev); + priv->fbdev = NULL; + } +out_poll_fini: + drm_kms_helper_poll_fini(drm); + drm_mode_config_cleanup(drm); + drm_vblank_cleanup(drm); +out_unbind: + component_unbind_all(dev, drm); +out_unregister: + dev_set_drvdata(dev, NULL); + drm->dev_private = NULL; + drm_dev_unref(drm); + return ret; +} + +static void zx_drm_unbind(struct device *dev) +{ + struct drm_device *drm = dev_get_drvdata(dev); + struct zx_drm_private *priv = drm->dev_private; + + drm_dev_unregister(drm); + if (priv->fbdev) { + drm_fbdev_cma_fini(priv->fbdev); + priv->fbdev = NULL; + } + drm_kms_helper_poll_fini(drm); + drm_mode_config_cleanup(drm); + drm_vblank_cleanup(drm); + component_unbind_all(dev, drm); + dev_set_drvdata(dev, NULL); + drm->dev_private = NULL; + drm_dev_unref(drm); +} + +static const struct component_master_ops zx_drm_master_ops = { + .bind = zx_drm_bind, + .unbind = zx_drm_unbind, +}; + +static int compare_of(struct device *dev, void *data) +{ + return dev->of_node == data; +} + +static int zx_drm_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct device_node *parent = dev->of_node; + struct device_node *child; + struct component_match *match = NULL; + int ret; + + ret = of_platform_populate(parent, NULL, NULL, dev); + if (ret) + return ret; + + for_each_available_child_of_node(parent, child) { + component_match_add(dev, &match, compare_of, child); + of_node_put(child); + } + + return component_master_add_with_match(dev, &zx_drm_master_ops, match); +} + +static int zx_drm_remove(struct platform_device *pdev) +{ + component_master_del(&pdev->dev, &zx_drm_master_ops); + return 0; +} + +static const struct of_device_id zx_drm_of_match[] = { + { .compatible = "zte,zx296718-vou", }, + { /* end */ }, +}; +MODULE_DEVICE_TABLE(of, zx_drm_of_match); + +static struct platform_driver zx_drm_platform_driver = { + .probe = zx_drm_probe, + .remove = zx_drm_remove, + .driver = { + .name = "zx-drm", + .of_match_table = zx_drm_of_match, + }, +}; + +static struct platform_driver *drivers[] = { + &zx_crtc_driver, + &zx_hdmi_driver, + &zx_drm_platform_driver, +}; + +static int zx_drm_init(void) +{ + return platform_register_drivers(drivers, ARRAY_SIZE(drivers)); +} +module_init(zx_drm_init); + +static void zx_drm_exit(void) +{ + platform_unregister_drivers(drivers, ARRAY_SIZE(drivers)); +} +module_exit(zx_drm_exit); + +MODULE_AUTHOR("Shawn Guo "); +MODULE_DESCRIPTION("ZTE ZX VOU DRM driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/gpu/drm/zte/zx_drm_drv.h b/drivers/gpu/drm/zte/zx_drm_drv.h new file mode 100644 index 000000000000..e65cd18a6cba --- /dev/null +++ b/drivers/gpu/drm/zte/zx_drm_drv.h @@ -0,0 +1,36 @@ +/* + * Copyright 2016 Linaro Ltd. + * Copyright 2016 ZTE Corporation. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#ifndef __ZX_DRM_DRV_H__ +#define __ZX_DRM_DRV_H__ + +extern struct platform_driver zx_crtc_driver; +extern struct platform_driver zx_hdmi_driver; + +static inline u32 zx_readl(void __iomem *reg) +{ + return readl_relaxed(reg); +} + +static inline void zx_writel(void __iomem *reg, u32 val) +{ + writel_relaxed(val, reg); +} + +static inline void zx_writel_mask(void __iomem *reg, u32 mask, u32 val) +{ + u32 tmp; + + tmp = zx_readl(reg); + tmp = (tmp & ~mask) | (val & mask); + zx_writel(reg, tmp); +} + +#endif /* __ZX_DRM_DRV_H__ */ diff --git a/drivers/gpu/drm/zte/zx_hdmi.c b/drivers/gpu/drm/zte/zx_hdmi.c new file mode 100644 index 000000000000..6bf6c364811e --- /dev/null +++ b/drivers/gpu/drm/zte/zx_hdmi.c @@ -0,0 +1,624 @@ +/* + * Copyright 2016 Linaro Ltd. + * Copyright 2016 ZTE Corporation. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include + +#include "zx_hdmi_regs.h" +#include "zx_vou.h" + +#define ZX_HDMI_INFOFRAME_SIZE 31 +#define DDC_SEGMENT_ADDR 0x30 + +struct zx_hdmi_i2c { + struct i2c_adapter adap; + struct mutex lock; +}; + +struct zx_hdmi { + struct drm_connector connector; + struct drm_encoder encoder; + struct zx_hdmi_i2c *ddc; + struct device *dev; + struct drm_device *drm; + void __iomem *mmio; + struct clk *cec_clk; + struct clk *osc_clk; + struct clk *xclk; + bool sink_is_hdmi; + bool sink_has_audio; + const struct vou_inf *inf; +}; + +#define to_zx_hdmi(x) container_of(x, struct zx_hdmi, x) + +static const struct vou_inf vou_inf_hdmi = { + .id = VOU_HDMI, + .data_sel = VOU_YUV444, + .clocks_en_bits = BIT(24) | BIT(18) | BIT(6), + .clocks_sel_bits = BIT(13) | BIT(2), +}; + +static inline u8 hdmi_readb(struct zx_hdmi *hdmi, u16 offset) +{ + return readl_relaxed(hdmi->mmio + offset * 4); +} + +static inline void hdmi_writeb(struct zx_hdmi *hdmi, u16 offset, u8 val) +{ + writel_relaxed(val, hdmi->mmio + offset * 4); +} + +static inline void hdmi_writeb_mask(struct zx_hdmi *hdmi, u16 offset, + u8 mask, u8 val) +{ + u8 tmp; + + tmp = hdmi_readb(hdmi, offset); + tmp = (tmp & ~mask) | (val & mask); + hdmi_writeb(hdmi, offset, tmp); +} + +static int zx_hdmi_infoframe_trans(struct zx_hdmi *hdmi, + union hdmi_infoframe *frame, u8 fsel) +{ + u8 buffer[ZX_HDMI_INFOFRAME_SIZE]; + int num; + int i; + + hdmi_writeb(hdmi, TPI_INFO_FSEL, fsel); + + num = hdmi_infoframe_pack(frame, buffer, ZX_HDMI_INFOFRAME_SIZE); + if (num < 0) { + DRM_DEV_ERROR(hdmi->dev, "failed to pack infoframe: %d\n", num); + return num; + } + + for (i = 0; i < num; i++) + hdmi_writeb(hdmi, TPI_INFO_B0 + i, buffer[i]); + + hdmi_writeb_mask(hdmi, TPI_INFO_EN, TPI_INFO_TRANS_RPT, + TPI_INFO_TRANS_RPT); + hdmi_writeb_mask(hdmi, TPI_INFO_EN, TPI_INFO_TRANS_EN, + TPI_INFO_TRANS_EN); + + return num; +} + +static int zx_hdmi_config_video_vsi(struct zx_hdmi *hdmi, + struct drm_display_mode *mode) +{ + union hdmi_infoframe frame; + int ret; + + ret = drm_hdmi_vendor_infoframe_from_display_mode(&frame.vendor.hdmi, + mode); + if (ret) { + DRM_DEV_ERROR(hdmi->dev, "failed to get vendor infoframe: %d\n", + ret); + return ret; + } + + return zx_hdmi_infoframe_trans(hdmi, &frame, FSEL_VSIF); +} + +static int zx_hdmi_config_video_avi(struct zx_hdmi *hdmi, + struct drm_display_mode *mode) +{ + union hdmi_infoframe frame; + int ret; + + ret = drm_hdmi_avi_infoframe_from_display_mode(&frame.avi, mode); + if (ret) { + DRM_DEV_ERROR(hdmi->dev, "failed to get avi infoframe: %d\n", + ret); + return ret; + } + + /* We always use YUV444 for HDMI output. */ + frame.avi.colorspace = HDMI_COLORSPACE_YUV444; + + return zx_hdmi_infoframe_trans(hdmi, &frame, FSEL_AVI); +} + +static void zx_hdmi_encoder_mode_set(struct drm_encoder *encoder, + struct drm_display_mode *mode, + struct drm_display_mode *adj_mode) +{ + struct zx_hdmi *hdmi = to_zx_hdmi(encoder); + + if (hdmi->sink_is_hdmi) { + zx_hdmi_config_video_avi(hdmi, mode); + zx_hdmi_config_video_vsi(hdmi, mode); + } +} + +static void zx_hdmi_phy_start(struct zx_hdmi *hdmi) +{ + /* Copy from ZTE BSP code */ + hdmi_writeb(hdmi, 0x222, 0x0); + hdmi_writeb(hdmi, 0x224, 0x4); + hdmi_writeb(hdmi, 0x909, 0x0); + hdmi_writeb(hdmi, 0x7b0, 0x90); + hdmi_writeb(hdmi, 0x7b1, 0x00); + hdmi_writeb(hdmi, 0x7b2, 0xa7); + hdmi_writeb(hdmi, 0x7b8, 0xaa); + hdmi_writeb(hdmi, 0x7b2, 0xa7); + hdmi_writeb(hdmi, 0x7b3, 0x0f); + hdmi_writeb(hdmi, 0x7b4, 0x0f); + hdmi_writeb(hdmi, 0x7b5, 0x55); + hdmi_writeb(hdmi, 0x7b7, 0x03); + hdmi_writeb(hdmi, 0x7b9, 0x12); + hdmi_writeb(hdmi, 0x7ba, 0x32); + hdmi_writeb(hdmi, 0x7bc, 0x68); + hdmi_writeb(hdmi, 0x7be, 0x40); + hdmi_writeb(hdmi, 0x7bf, 0x84); + hdmi_writeb(hdmi, 0x7c1, 0x0f); + hdmi_writeb(hdmi, 0x7c8, 0x02); + hdmi_writeb(hdmi, 0x7c9, 0x03); + hdmi_writeb(hdmi, 0x7ca, 0x40); + hdmi_writeb(hdmi, 0x7dc, 0x31); + hdmi_writeb(hdmi, 0x7e2, 0x04); + hdmi_writeb(hdmi, 0x7e0, 0x06); + hdmi_writeb(hdmi, 0x7cb, 0x68); + hdmi_writeb(hdmi, 0x7f9, 0x02); + hdmi_writeb(hdmi, 0x7b6, 0x02); + hdmi_writeb(hdmi, 0x7f3, 0x0); +} + +static void zx_hdmi_hw_enable(struct zx_hdmi *hdmi) +{ + /* Enable pclk */ + hdmi_writeb_mask(hdmi, CLKPWD, CLKPWD_PDIDCK, CLKPWD_PDIDCK); + + /* Enable HDMI for TX */ + hdmi_writeb_mask(hdmi, FUNC_SEL, FUNC_HDMI_EN, FUNC_HDMI_EN); + + /* Enable deep color packet */ + hdmi_writeb_mask(hdmi, P2T_CTRL, P2T_DC_PKT_EN, P2T_DC_PKT_EN); + + /* Enable HDMI/MHL mode for output */ + hdmi_writeb_mask(hdmi, TEST_TXCTRL, TEST_TXCTRL_HDMI_MODE, + TEST_TXCTRL_HDMI_MODE); + + /* Configure reg_qc_sel */ + hdmi_writeb(hdmi, HDMICTL4, 0x3); + + /* Enable interrupt */ + hdmi_writeb_mask(hdmi, INTR1_MASK, INTR1_MONITOR_DETECT, + INTR1_MONITOR_DETECT); + + /* Start up phy */ + zx_hdmi_phy_start(hdmi); +} + +static void zx_hdmi_hw_disable(struct zx_hdmi *hdmi) +{ + /* Disable interrupt */ + hdmi_writeb_mask(hdmi, INTR1_MASK, INTR1_MONITOR_DETECT, 0); + + /* Disable deep color packet */ + hdmi_writeb_mask(hdmi, P2T_CTRL, P2T_DC_PKT_EN, P2T_DC_PKT_EN); + + /* Disable HDMI for TX */ + hdmi_writeb_mask(hdmi, FUNC_SEL, FUNC_HDMI_EN, 0); + + /* Disable pclk */ + hdmi_writeb_mask(hdmi, CLKPWD, CLKPWD_PDIDCK, 0); +} + +static void zx_hdmi_encoder_enable(struct drm_encoder *encoder) +{ + struct zx_hdmi *hdmi = to_zx_hdmi(encoder); + + clk_prepare_enable(hdmi->cec_clk); + clk_prepare_enable(hdmi->osc_clk); + clk_prepare_enable(hdmi->xclk); + + zx_hdmi_hw_enable(hdmi); + + vou_inf_enable(hdmi->inf, encoder->crtc); +} + +static void zx_hdmi_encoder_disable(struct drm_encoder *encoder) +{ + struct zx_hdmi *hdmi = to_zx_hdmi(encoder); + + vou_inf_disable(hdmi->inf, encoder->crtc); + + zx_hdmi_hw_disable(hdmi); + + clk_disable_unprepare(hdmi->xclk); + clk_disable_unprepare(hdmi->osc_clk); + clk_disable_unprepare(hdmi->cec_clk); +} + +static const struct drm_encoder_helper_funcs zx_hdmi_encoder_helper_funcs = { + .enable = zx_hdmi_encoder_enable, + .disable = zx_hdmi_encoder_disable, + .mode_set = zx_hdmi_encoder_mode_set, +}; + +static const struct drm_encoder_funcs zx_hdmi_encoder_funcs = { + .destroy = drm_encoder_cleanup, +}; + +static int zx_hdmi_connector_get_modes(struct drm_connector *connector) +{ + struct zx_hdmi *hdmi = to_zx_hdmi(connector); + struct edid *edid; + int ret; + + edid = drm_get_edid(connector, &hdmi->ddc->adap); + if (!edid) + return 0; + + hdmi->sink_is_hdmi = drm_detect_hdmi_monitor(edid); + hdmi->sink_has_audio = drm_detect_monitor_audio(edid); + drm_mode_connector_update_edid_property(connector, edid); + ret = drm_add_edid_modes(connector, edid); + kfree(edid); + + return ret; +} + +static enum drm_mode_status +zx_hdmi_connector_mode_valid(struct drm_connector *connector, + struct drm_display_mode *mode) +{ + return MODE_OK; +} + +static struct drm_connector_helper_funcs zx_hdmi_connector_helper_funcs = { + .get_modes = zx_hdmi_connector_get_modes, + .mode_valid = zx_hdmi_connector_mode_valid, +}; + +static enum drm_connector_status +zx_hdmi_connector_detect(struct drm_connector *connector, bool force) +{ + struct zx_hdmi *hdmi = to_zx_hdmi(connector); + + return (hdmi_readb(hdmi, TPI_HPD_RSEN) & TPI_HPD_CONNECTION) ? + connector_status_connected : connector_status_disconnected; +} + +static const struct drm_connector_funcs zx_hdmi_connector_funcs = { + .dpms = drm_atomic_helper_connector_dpms, + .fill_modes = drm_helper_probe_single_connector_modes, + .detect = zx_hdmi_connector_detect, + .destroy = drm_connector_cleanup, + .reset = drm_atomic_helper_connector_reset, + .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state, + .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, +}; + +static int zx_hdmi_register(struct drm_device *drm, struct zx_hdmi *hdmi) +{ + struct drm_encoder *encoder = &hdmi->encoder; + + encoder->possible_crtcs = VOU_CRTC_MASK; + + drm_encoder_init(drm, encoder, &zx_hdmi_encoder_funcs, + DRM_MODE_ENCODER_TMDS, NULL); + drm_encoder_helper_add(encoder, &zx_hdmi_encoder_helper_funcs); + + hdmi->connector.polled = DRM_CONNECTOR_POLL_HPD; + + drm_connector_init(drm, &hdmi->connector, &zx_hdmi_connector_funcs, + DRM_MODE_CONNECTOR_HDMIA); + drm_connector_helper_add(&hdmi->connector, + &zx_hdmi_connector_helper_funcs); + + drm_mode_connector_attach_encoder(&hdmi->connector, encoder); + + return 0; +} + +static irqreturn_t zx_hdmi_irq_thread(int irq, void *dev_id) +{ + struct zx_hdmi *hdmi = dev_id; + + drm_helper_hpd_irq_event(hdmi->connector.dev); + + return IRQ_HANDLED; +} + +static irqreturn_t zx_hdmi_irq_handler(int irq, void *dev_id) +{ + struct zx_hdmi *hdmi = dev_id; + u8 lstat; + + lstat = hdmi_readb(hdmi, L1_INTR_STAT); + + /* Monitor detect/HPD interrupt */ + if (lstat & L1_INTR_STAT_INTR1) { + u8 stat; + + stat = hdmi_readb(hdmi, INTR1_STAT); + hdmi_writeb(hdmi, INTR1_STAT, stat); + + if (stat & INTR1_MONITOR_DETECT) + return IRQ_WAKE_THREAD; + } + + return IRQ_NONE; +} + +static int zx_hdmi_i2c_read(struct zx_hdmi *hdmi, struct i2c_msg *msg) +{ + int len = msg->len; + u8 *buf = msg->buf; + int retry = 0; + int ret = 0; + + /* Bits [9:8] of bytes */ + hdmi_writeb(hdmi, ZX_DDC_DIN_CNT2, (len >> 8) & 0xff); + /* Bits [7:0] of bytes */ + hdmi_writeb(hdmi, ZX_DDC_DIN_CNT1, len & 0xff); + + /* Clear FIFO */ + hdmi_writeb_mask(hdmi, ZX_DDC_CMD, DDC_CMD_MASK, DDC_CMD_CLEAR_FIFO); + + /* Kick off the read */ + hdmi_writeb_mask(hdmi, ZX_DDC_CMD, DDC_CMD_MASK, + DDC_CMD_SEQUENTIAL_READ); + + while (len > 0) { + int cnt, i; + + /* FIFO needs some time to get ready */ + usleep_range(500, 1000); + + cnt = hdmi_readb(hdmi, ZX_DDC_DOUT_CNT) & DDC_DOUT_CNT_MASK; + if (cnt == 0) { + if (++retry > 5) { + DRM_DEV_ERROR(hdmi->dev, + "DDC FIFO read timed out!"); + return -ETIMEDOUT; + } + continue; + } + + for (i = 0; i < cnt; i++) + *buf++ = hdmi_readb(hdmi, ZX_DDC_DATA); + len -= cnt; + } + + return ret; +} + +static int zx_hdmi_i2c_write(struct zx_hdmi *hdmi, struct i2c_msg *msg) +{ + /* + * The DDC I2C adapter is only for reading EDID data, so we assume + * that the write to this adapter must be the EDID data offset. + */ + if ((msg->len != 1) || + ((msg->addr != DDC_ADDR) && (msg->addr != DDC_SEGMENT_ADDR))) + return -EINVAL; + + if (msg->addr == DDC_SEGMENT_ADDR) + hdmi_writeb(hdmi, ZX_DDC_SEGM, msg->addr << 1); + else if (msg->addr == DDC_ADDR) + hdmi_writeb(hdmi, ZX_DDC_ADDR, msg->addr << 1); + + hdmi_writeb(hdmi, ZX_DDC_OFFSET, msg->buf[0]); + + return 0; +} + +static int zx_hdmi_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, + int num) +{ + struct zx_hdmi *hdmi = i2c_get_adapdata(adap); + struct zx_hdmi_i2c *ddc = hdmi->ddc; + int i, ret = 0; + + mutex_lock(&ddc->lock); + + /* Enable DDC master access */ + hdmi_writeb_mask(hdmi, TPI_DDC_MASTER_EN, HW_DDC_MASTER, HW_DDC_MASTER); + + for (i = 0; i < num; i++) { + DRM_DEV_DEBUG(hdmi->dev, + "xfer: num: %d/%d, len: %d, flags: %#x\n", + i + 1, num, msgs[i].len, msgs[i].flags); + + if (msgs[i].flags & I2C_M_RD) + ret = zx_hdmi_i2c_read(hdmi, &msgs[i]); + else + ret = zx_hdmi_i2c_write(hdmi, &msgs[i]); + + if (ret < 0) + break; + } + + if (!ret) + ret = num; + + /* Disable DDC master access */ + hdmi_writeb_mask(hdmi, TPI_DDC_MASTER_EN, HW_DDC_MASTER, 0); + + mutex_unlock(&ddc->lock); + + return ret; +} + +static u32 zx_hdmi_i2c_func(struct i2c_adapter *adapter) +{ + return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL; +} + +static const struct i2c_algorithm zx_hdmi_algorithm = { + .master_xfer = zx_hdmi_i2c_xfer, + .functionality = zx_hdmi_i2c_func, +}; + +static int zx_hdmi_ddc_register(struct zx_hdmi *hdmi) +{ + struct i2c_adapter *adap; + struct zx_hdmi_i2c *ddc; + int ret; + + ddc = devm_kzalloc(hdmi->dev, sizeof(*ddc), GFP_KERNEL); + if (!ddc) + return -ENOMEM; + + hdmi->ddc = ddc; + mutex_init(&ddc->lock); + + adap = &ddc->adap; + adap->owner = THIS_MODULE; + adap->class = I2C_CLASS_DDC; + adap->dev.parent = hdmi->dev; + adap->algo = &zx_hdmi_algorithm; + snprintf(adap->name, sizeof(adap->name), "zx hdmi i2c"); + + ret = i2c_add_adapter(adap); + if (ret) { + DRM_DEV_ERROR(hdmi->dev, "failed to add I2C adapter: %d\n", + ret); + return ret; + } + + i2c_set_adapdata(adap, hdmi); + + return 0; +} + +static int zx_hdmi_bind(struct device *dev, struct device *master, void *data) +{ + struct platform_device *pdev = to_platform_device(dev); + struct drm_device *drm = data; + struct resource *res; + struct zx_hdmi *hdmi; + int irq; + int ret; + + hdmi = devm_kzalloc(dev, sizeof(*hdmi), GFP_KERNEL); + if (!hdmi) + return -ENOMEM; + + hdmi->dev = dev; + hdmi->drm = drm; + hdmi->inf = &vou_inf_hdmi; + + dev_set_drvdata(dev, hdmi); + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + hdmi->mmio = devm_ioremap_resource(dev, res); + if (IS_ERR(hdmi->mmio)) { + ret = PTR_ERR(hdmi->mmio); + DRM_DEV_ERROR(dev, "failed to remap hdmi region: %d\n", ret); + return ret; + } + + irq = platform_get_irq(pdev, 0); + if (irq < 0) + return irq; + + hdmi->cec_clk = devm_clk_get(hdmi->dev, "osc_cec"); + if (IS_ERR(hdmi->cec_clk)) { + ret = PTR_ERR(hdmi->cec_clk); + DRM_DEV_ERROR(dev, "failed to get cec_clk: %d\n", ret); + return ret; + } + + hdmi->osc_clk = devm_clk_get(hdmi->dev, "osc_clk"); + if (IS_ERR(hdmi->osc_clk)) { + ret = PTR_ERR(hdmi->osc_clk); + DRM_DEV_ERROR(dev, "failed to get osc_clk: %d\n", ret); + return ret; + } + + hdmi->xclk = devm_clk_get(hdmi->dev, "xclk"); + if (IS_ERR(hdmi->xclk)) { + ret = PTR_ERR(hdmi->xclk); + DRM_DEV_ERROR(dev, "failed to get xclk: %d\n", ret); + return ret; + } + + ret = zx_hdmi_ddc_register(hdmi); + if (ret) { + DRM_DEV_ERROR(dev, "failed to register ddc: %d\n", ret); + return ret; + } + + ret = zx_hdmi_register(drm, hdmi); + if (ret) { + DRM_DEV_ERROR(dev, "failed to register hdmi: %d\n", ret); + return ret; + } + + ret = devm_request_threaded_irq(dev, irq, zx_hdmi_irq_handler, + zx_hdmi_irq_thread, IRQF_SHARED, + dev_name(dev), hdmi); + if (ret) { + DRM_DEV_ERROR(dev, "failed to request threaded irq: %d\n", ret); + return ret; + } + + return 0; +} + +static void zx_hdmi_unbind(struct device *dev, struct device *master, + void *data) +{ + struct zx_hdmi *hdmi = dev_get_drvdata(dev); + + hdmi->connector.funcs->destroy(&hdmi->connector); + hdmi->encoder.funcs->destroy(&hdmi->encoder); +} + +static const struct component_ops zx_hdmi_component_ops = { + .bind = zx_hdmi_bind, + .unbind = zx_hdmi_unbind, +}; + +static int zx_hdmi_probe(struct platform_device *pdev) +{ + return component_add(&pdev->dev, &zx_hdmi_component_ops); +} + +static int zx_hdmi_remove(struct platform_device *pdev) +{ + component_del(&pdev->dev, &zx_hdmi_component_ops); + return 0; +} + +static const struct of_device_id zx_hdmi_of_match[] = { + { .compatible = "zte,zx296718-hdmi", }, + { /* end */ }, +}; +MODULE_DEVICE_TABLE(of, zx_hdmi_of_match); + +struct platform_driver zx_hdmi_driver = { + .probe = zx_hdmi_probe, + .remove = zx_hdmi_remove, + .driver = { + .name = "zx-hdmi", + .of_match_table = zx_hdmi_of_match, + }, +}; diff --git a/drivers/gpu/drm/zte/zx_hdmi_regs.h b/drivers/gpu/drm/zte/zx_hdmi_regs.h new file mode 100644 index 000000000000..de911f66b658 --- /dev/null +++ b/drivers/gpu/drm/zte/zx_hdmi_regs.h @@ -0,0 +1,56 @@ +/* + * Copyright 2016 Linaro Ltd. + * Copyright 2016 ZTE Corporation. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#ifndef __ZX_HDMI_REGS_H__ +#define __ZX_HDMI_REGS_H__ + +#define FUNC_SEL 0x000b +#define FUNC_HDMI_EN BIT(0) +#define CLKPWD 0x000d +#define CLKPWD_PDIDCK BIT(2) +#define P2T_CTRL 0x0066 +#define P2T_DC_PKT_EN BIT(7) +#define L1_INTR_STAT 0x007e +#define L1_INTR_STAT_INTR1 BIT(0) +#define INTR1_STAT 0x008f +#define INTR1_MASK 0x0095 +#define INTR1_MONITOR_DETECT (BIT(5) | BIT(6)) +#define ZX_DDC_ADDR 0x00ed +#define ZX_DDC_SEGM 0x00ee +#define ZX_DDC_OFFSET 0x00ef +#define ZX_DDC_DIN_CNT1 0x00f0 +#define ZX_DDC_DIN_CNT2 0x00f1 +#define ZX_DDC_CMD 0x00f3 +#define DDC_CMD_MASK 0xf +#define DDC_CMD_CLEAR_FIFO 0x9 +#define DDC_CMD_SEQUENTIAL_READ 0x2 +#define ZX_DDC_DATA 0x00f4 +#define ZX_DDC_DOUT_CNT 0x00f5 +#define DDC_DOUT_CNT_MASK 0x1f +#define TEST_TXCTRL 0x00f7 +#define TEST_TXCTRL_HDMI_MODE BIT(1) +#define HDMICTL4 0x0235 +#define TPI_HPD_RSEN 0x063b +#define TPI_HPD_CONNECTION (BIT(1) | BIT(2)) +#define TPI_INFO_FSEL 0x06bf +#define FSEL_AVI 0 +#define FSEL_GBD 1 +#define FSEL_AUDIO 2 +#define FSEL_SPD 3 +#define FSEL_MPEG 4 +#define FSEL_VSIF 5 +#define TPI_INFO_B0 0x06c0 +#define TPI_INFO_EN 0x06df +#define TPI_INFO_TRANS_EN BIT(7) +#define TPI_INFO_TRANS_RPT BIT(6) +#define TPI_DDC_MASTER_EN 0x06f8 +#define HW_DDC_MASTER BIT(7) + +#endif /* __ZX_HDMI_REGS_H__ */ diff --git a/drivers/gpu/drm/zte/zx_plane.c b/drivers/gpu/drm/zte/zx_plane.c new file mode 100644 index 000000000000..70dfea9267dd --- /dev/null +++ b/drivers/gpu/drm/zte/zx_plane.c @@ -0,0 +1,299 @@ +/* + * Copyright 2016 Linaro Ltd. + * Copyright 2016 ZTE Corporation. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include +#include +#include +#include +#include +#include +#include + +#include "zx_drm_drv.h" +#include "zx_plane.h" +#include "zx_plane_regs.h" +#include "zx_vou.h" + +struct zx_plane { + struct drm_plane plane; + void __iomem *layer; + void __iomem *csc; + void __iomem *hbsc; + void __iomem *rsz; +}; + +#define to_zx_plane(plane) container_of(plane, struct zx_plane, plane) + +static const uint32_t gl_formats[] = { + DRM_FORMAT_ARGB8888, + DRM_FORMAT_XRGB8888, + DRM_FORMAT_RGB888, + DRM_FORMAT_RGB565, + DRM_FORMAT_ARGB1555, + DRM_FORMAT_ARGB4444, +}; + +static int zx_gl_plane_atomic_check(struct drm_plane *plane, + struct drm_plane_state *plane_state) +{ + struct drm_framebuffer *fb = plane_state->fb; + struct drm_crtc *crtc = plane_state->crtc; + struct drm_crtc_state *crtc_state; + struct drm_rect clip; + + if (!crtc || !fb) + return 0; + + crtc_state = drm_atomic_get_existing_crtc_state(plane_state->state, + crtc); + if (WARN_ON(!crtc_state)) + return -EINVAL; + + /* nothing to check when disabling or disabled */ + if (!crtc_state->enable) + return 0; + + /* plane must be enabled */ + if (!plane_state->crtc) + return -EINVAL; + + clip.x1 = 0; + clip.y1 = 0; + clip.x2 = crtc_state->adjusted_mode.hdisplay; + clip.y2 = crtc_state->adjusted_mode.vdisplay; + + return drm_plane_helper_check_state(plane_state, &clip, + DRM_PLANE_HELPER_NO_SCALING, + DRM_PLANE_HELPER_NO_SCALING, + false, true); +} + +static int zx_gl_get_fmt(uint32_t format) +{ + switch (format) { + case DRM_FORMAT_ARGB8888: + case DRM_FORMAT_XRGB8888: + return GL_FMT_ARGB8888; + case DRM_FORMAT_RGB888: + return GL_FMT_RGB888; + case DRM_FORMAT_RGB565: + return GL_FMT_RGB565; + case DRM_FORMAT_ARGB1555: + return GL_FMT_ARGB1555; + case DRM_FORMAT_ARGB4444: + return GL_FMT_ARGB4444; + default: + WARN_ONCE(1, "invalid pixel format %d\n", format); + return -EINVAL; + } +} + +static inline void zx_gl_set_update(struct zx_plane *zplane) +{ + void __iomem *layer = zplane->layer; + + zx_writel_mask(layer + GL_CTRL0, GL_UPDATE, GL_UPDATE); +} + +static inline void zx_gl_rsz_set_update(struct zx_plane *zplane) +{ + zx_writel(zplane->rsz + RSZ_ENABLE_CFG, 1); +} + +void zx_plane_set_update(struct drm_plane *plane) +{ + struct zx_plane *zplane = to_zx_plane(plane); + + zx_gl_rsz_set_update(zplane); + zx_gl_set_update(zplane); +} + +static void zx_gl_rsz_setup(struct zx_plane *zplane, u32 src_w, u32 src_h, + u32 dst_w, u32 dst_h) +{ + void __iomem *rsz = zplane->rsz; + + zx_writel(rsz + RSZ_SRC_CFG, RSZ_VER(src_h - 1) | RSZ_HOR(src_w - 1)); + zx_writel(rsz + RSZ_DEST_CFG, RSZ_VER(dst_h - 1) | RSZ_HOR(dst_w - 1)); + + zx_gl_rsz_set_update(zplane); +} + +static void zx_gl_plane_atomic_update(struct drm_plane *plane, + struct drm_plane_state *old_state) +{ + struct zx_plane *zplane = to_zx_plane(plane); + struct drm_framebuffer *fb = plane->state->fb; + struct drm_gem_cma_object *cma_obj; + void __iomem *layer = zplane->layer; + void __iomem *csc = zplane->csc; + void __iomem *hbsc = zplane->hbsc; + u32 src_x, src_y, src_w, src_h; + u32 dst_x, dst_y, dst_w, dst_h; + unsigned int depth, bpp; + uint32_t format; + dma_addr_t paddr; + u32 stride; + int fmt; + + if (!fb) + return; + + format = fb->pixel_format; + stride = fb->pitches[0]; + + src_x = plane->state->src_x >> 16; + src_y = plane->state->src_y >> 16; + src_w = plane->state->src_w >> 16; + src_h = plane->state->src_h >> 16; + + dst_x = plane->state->crtc_x; + dst_y = plane->state->crtc_y; + dst_w = plane->state->crtc_w; + dst_h = plane->state->crtc_h; + + drm_fb_get_bpp_depth(format, &depth, &bpp); + + cma_obj = drm_fb_cma_get_gem_obj(fb, 0); + paddr = cma_obj->paddr + fb->offsets[0]; + paddr += src_y * stride + src_x * bpp / 8; + zx_writel(layer + GL_ADDR, paddr); + + /* Set up source height/width register */ + zx_writel(layer + GL_SRC_SIZE, GL_SRC_W(src_w) | GL_SRC_H(src_h)); + + /* Set up start position register */ + zx_writel(layer + GL_POS_START, GL_POS_X(dst_x) | GL_POS_Y(dst_y)); + + /* Set up end position register */ + zx_writel(layer + GL_POS_END, + GL_POS_X(dst_x + dst_w) | GL_POS_Y(dst_y + dst_h)); + + /* Set up stride register */ + zx_writel(layer + GL_STRIDE, stride & 0xffff); + + /* Set up graphic layer data format */ + fmt = zx_gl_get_fmt(format); + if (fmt >= 0) + zx_writel_mask(layer + GL_CTRL1, GL_DATA_FMT_MASK, + fmt << GL_DATA_FMT_SHIFT); + + /* Initialize global alpha with a sane value */ + zx_writel_mask(layer + GL_CTRL2, GL_GLOBAL_ALPHA_MASK, + 0xff << GL_GLOBAL_ALPHA_SHIFT); + + /* Setup CSC for the GL */ + if (dst_h > 720) + zx_writel_mask(csc + CSC_CTRL0, CSC_COV_MODE_MASK, + CSC_BT709_IMAGE_RGB2YCBCR << CSC_COV_MODE_SHIFT); + else + zx_writel_mask(csc + CSC_CTRL0, CSC_COV_MODE_MASK, + CSC_BT601_IMAGE_RGB2YCBCR << CSC_COV_MODE_SHIFT); + zx_writel_mask(csc + CSC_CTRL0, CSC_WORK_ENABLE, CSC_WORK_ENABLE); + + /* Always use scaler since it exists (set for not bypass) */ + zx_writel_mask(layer + GL_CTRL3, GL_SCALER_BYPASS_MODE, + GL_SCALER_BYPASS_MODE); + + zx_gl_rsz_setup(zplane, src_w, src_h, dst_w, dst_h); + + /* Enable HBSC block */ + zx_writel_mask(hbsc + HBSC_CTRL0, HBSC_CTRL_EN, HBSC_CTRL_EN); + + zx_gl_set_update(zplane); +} + +static const struct drm_plane_helper_funcs zx_gl_plane_helper_funcs = { + .atomic_check = zx_gl_plane_atomic_check, + .atomic_update = zx_gl_plane_atomic_update, +}; + +static void zx_plane_destroy(struct drm_plane *plane) +{ + drm_plane_helper_disable(plane); + drm_plane_cleanup(plane); +} + +static const struct drm_plane_funcs zx_plane_funcs = { + .update_plane = drm_atomic_helper_update_plane, + .disable_plane = drm_atomic_helper_disable_plane, + .destroy = zx_plane_destroy, + .reset = drm_atomic_helper_plane_reset, + .atomic_duplicate_state = drm_atomic_helper_plane_duplicate_state, + .atomic_destroy_state = drm_atomic_helper_plane_destroy_state, +}; + +static void zx_plane_hbsc_init(struct zx_plane *zplane) +{ + void __iomem *hbsc = zplane->hbsc; + + /* + * Initialize HBSC block with a sane configuration per recommedation + * from ZTE BSP code. + */ + zx_writel(hbsc + HBSC_SATURATION, 0x200); + zx_writel(hbsc + HBSC_HUE, 0x0); + zx_writel(hbsc + HBSC_BRIGHT, 0x0); + zx_writel(hbsc + HBSC_CONTRAST, 0x200); + + zx_writel(hbsc + HBSC_THRESHOLD_COL1, (0x3ac << 16) | 0x40); + zx_writel(hbsc + HBSC_THRESHOLD_COL2, (0x3c0 << 16) | 0x40); + zx_writel(hbsc + HBSC_THRESHOLD_COL3, (0x3c0 << 16) | 0x40); +} + +struct drm_plane *zx_plane_init(struct drm_device *drm, struct device *dev, + struct zx_layer_data *data, + enum drm_plane_type type) +{ + const struct drm_plane_helper_funcs *helper; + struct zx_plane *zplane; + struct drm_plane *plane; + const uint32_t *formats; + unsigned int format_count; + int ret; + + zplane = devm_kzalloc(dev, sizeof(*zplane), GFP_KERNEL); + if (!zplane) + return ERR_PTR(-ENOMEM); + + plane = &zplane->plane; + + zplane->layer = data->layer; + zplane->hbsc = data->hbsc; + zplane->csc = data->csc; + zplane->rsz = data->rsz; + + zx_plane_hbsc_init(zplane); + + switch (type) { + case DRM_PLANE_TYPE_PRIMARY: + helper = &zx_gl_plane_helper_funcs; + formats = gl_formats; + format_count = ARRAY_SIZE(gl_formats); + break; + case DRM_PLANE_TYPE_OVERLAY: + /* TODO: add video layer (vl) support */ + break; + default: + return ERR_PTR(-ENODEV); + } + + ret = drm_universal_plane_init(drm, plane, VOU_CRTC_MASK, + &zx_plane_funcs, formats, format_count, + type, NULL); + if (ret) { + DRM_DEV_ERROR(dev, "failed to init universal plane: %d\n", ret); + return ERR_PTR(ret); + } + + drm_plane_helper_add(plane, helper); + + return plane; +} diff --git a/drivers/gpu/drm/zte/zx_plane.h b/drivers/gpu/drm/zte/zx_plane.h new file mode 100644 index 000000000000..2b82cd558d9d --- /dev/null +++ b/drivers/gpu/drm/zte/zx_plane.h @@ -0,0 +1,26 @@ +/* + * Copyright 2016 Linaro Ltd. + * Copyright 2016 ZTE Corporation. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#ifndef __ZX_PLANE_H__ +#define __ZX_PLANE_H__ + +struct zx_layer_data { + void __iomem *layer; + void __iomem *csc; + void __iomem *hbsc; + void __iomem *rsz; +}; + +struct drm_plane *zx_plane_init(struct drm_device *drm, struct device *dev, + struct zx_layer_data *data, + enum drm_plane_type type); +void zx_plane_set_update(struct drm_plane *plane); + +#endif /* __ZX_PLANE_H__ */ diff --git a/drivers/gpu/drm/zte/zx_plane_regs.h b/drivers/gpu/drm/zte/zx_plane_regs.h new file mode 100644 index 000000000000..3dde6716a558 --- /dev/null +++ b/drivers/gpu/drm/zte/zx_plane_regs.h @@ -0,0 +1,91 @@ +/* + * Copyright 2016 Linaro Ltd. + * Copyright 2016 ZTE Corporation. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#ifndef __ZX_PLANE_REGS_H__ +#define __ZX_PLANE_REGS_H__ + +/* GL registers */ +#define GL_CTRL0 0x00 +#define GL_UPDATE BIT(5) +#define GL_CTRL1 0x04 +#define GL_DATA_FMT_SHIFT 0 +#define GL_DATA_FMT_MASK (0xf << GL_DATA_FMT_SHIFT) +#define GL_FMT_ARGB8888 0 +#define GL_FMT_RGB888 1 +#define GL_FMT_RGB565 2 +#define GL_FMT_ARGB1555 3 +#define GL_FMT_ARGB4444 4 +#define GL_CTRL2 0x08 +#define GL_GLOBAL_ALPHA_SHIFT 8 +#define GL_GLOBAL_ALPHA_MASK (0xff << GL_GLOBAL_ALPHA_SHIFT) +#define GL_CTRL3 0x0c +#define GL_SCALER_BYPASS_MODE BIT(0) +#define GL_STRIDE 0x18 +#define GL_ADDR 0x1c +#define GL_SRC_SIZE 0x38 +#define GL_SRC_W_SHIFT 16 +#define GL_SRC_W_MASK (0x3fff << GL_SRC_W_SHIFT) +#define GL_SRC_H_SHIFT 0 +#define GL_SRC_H_MASK (0x3fff << GL_SRC_H_SHIFT) +#define GL_POS_START 0x9c +#define GL_POS_END 0xa0 +#define GL_POS_X_SHIFT 16 +#define GL_POS_X_MASK (0x1fff << GL_POS_X_SHIFT) +#define GL_POS_Y_SHIFT 0 +#define GL_POS_Y_MASK (0x1fff << GL_POS_Y_SHIFT) + +#define GL_SRC_W(x) (((x) << GL_SRC_W_SHIFT) & GL_SRC_W_MASK) +#define GL_SRC_H(x) (((x) << GL_SRC_H_SHIFT) & GL_SRC_H_MASK) +#define GL_POS_X(x) (((x) << GL_POS_X_SHIFT) & GL_POS_X_MASK) +#define GL_POS_Y(x) (((x) << GL_POS_Y_SHIFT) & GL_POS_Y_MASK) + +/* CSC registers */ +#define CSC_CTRL0 0x30 +#define CSC_COV_MODE_SHIFT 16 +#define CSC_COV_MODE_MASK (0xffff << CSC_COV_MODE_SHIFT) +#define CSC_BT601_IMAGE_RGB2YCBCR 0 +#define CSC_BT601_IMAGE_YCBCR2RGB 1 +#define CSC_BT601_VIDEO_RGB2YCBCR 2 +#define CSC_BT601_VIDEO_YCBCR2RGB 3 +#define CSC_BT709_IMAGE_RGB2YCBCR 4 +#define CSC_BT709_IMAGE_YCBCR2RGB 5 +#define CSC_BT709_VIDEO_RGB2YCBCR 6 +#define CSC_BT709_VIDEO_YCBCR2RGB 7 +#define CSC_BT2020_IMAGE_RGB2YCBCR 8 +#define CSC_BT2020_IMAGE_YCBCR2RGB 9 +#define CSC_BT2020_VIDEO_RGB2YCBCR 10 +#define CSC_BT2020_VIDEO_YCBCR2RGB 11 +#define CSC_WORK_ENABLE BIT(0) + +/* RSZ registers */ +#define RSZ_SRC_CFG 0x00 +#define RSZ_DEST_CFG 0x04 +#define RSZ_ENABLE_CFG 0x14 + +#define RSZ_VER_SHIFT 16 +#define RSZ_VER_MASK (0xffff << RSZ_VER_SHIFT) +#define RSZ_HOR_SHIFT 0 +#define RSZ_HOR_MASK (0xffff << RSZ_HOR_SHIFT) + +#define RSZ_VER(x) (((x) << RSZ_VER_SHIFT) & RSZ_VER_MASK) +#define RSZ_HOR(x) (((x) << RSZ_HOR_SHIFT) & RSZ_HOR_MASK) + +/* HBSC registers */ +#define HBSC_SATURATION 0x00 +#define HBSC_HUE 0x04 +#define HBSC_BRIGHT 0x08 +#define HBSC_CONTRAST 0x0c +#define HBSC_THRESHOLD_COL1 0x10 +#define HBSC_THRESHOLD_COL2 0x14 +#define HBSC_THRESHOLD_COL3 0x18 +#define HBSC_CTRL0 0x28 +#define HBSC_CTRL_EN BIT(2) + +#endif /* __ZX_PLANE_REGS_H__ */ diff --git a/drivers/gpu/drm/zte/zx_vou.c b/drivers/gpu/drm/zte/zx_vou.c new file mode 100644 index 000000000000..73fe15c17c32 --- /dev/null +++ b/drivers/gpu/drm/zte/zx_vou.c @@ -0,0 +1,661 @@ +/* + * Copyright 2016 Linaro Ltd. + * Copyright 2016 ZTE Corporation. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + +#include +#include +#include +#include