diff options
46 files changed, 838 insertions, 587 deletions
diff --git a/Documentation/devicetree/bindings/display/bridge/chrontel,ch7033.yaml b/Documentation/devicetree/bindings/display/bridge/chrontel,ch7033.yaml index 984b90893583..bb6289c7d375 100644 --- a/Documentation/devicetree/bindings/display/bridge/chrontel,ch7033.yaml +++ b/Documentation/devicetree/bindings/display/bridge/chrontel,ch7033.yaml @@ -14,19 +14,6 @@ properties: compatible: const: chrontel,ch7033 - chrontel,byteswap: - $ref: /schemas/types.yaml#/definitions/uint8 - enum: - - 0 # BYTE_SWAP_RGB - - 1 # BYTE_SWAP_RBG - - 2 # BYTE_SWAP_GRB - - 3 # BYTE_SWAP_GBR - - 4 # BYTE_SWAP_BRG - - 5 # BYTE_SWAP_BGR - description: | - Set the byteswap value of the bridge. This is optional and if not - set value of BYTE_SWAP_BGR is used. - reg: maxItems: 1 description: I2C address of the device diff --git a/Documentation/devicetree/bindings/display/rockchip/dw_mipi_dsi_rockchip.txt b/Documentation/devicetree/bindings/display/rockchip/dw_mipi_dsi_rockchip.txt index 39792f051d2d..9a223df8530c 100644 --- a/Documentation/devicetree/bindings/display/rockchip/dw_mipi_dsi_rockchip.txt +++ b/Documentation/devicetree/bindings/display/rockchip/dw_mipi_dsi_rockchip.txt @@ -8,6 +8,7 @@ Required properties: "rockchip,px30-mipi-dsi", "snps,dw-mipi-dsi" "rockchip,rk3288-mipi-dsi", "snps,dw-mipi-dsi" "rockchip,rk3399-mipi-dsi", "snps,dw-mipi-dsi" + "rockchip,rk3568-mipi-dsi", "snps,dw-mipi-dsi" - reg: Represent the physical address range of the controller. - interrupts: Represent the controller's interrupt to the CPU(s). - clocks, clock-names: Phandles to the controller's pll reference diff --git a/drivers/gpu/drm/amd/pm/powerplay/inc/hardwaremanager.h b/drivers/gpu/drm/amd/pm/powerplay/inc/hardwaremanager.h index 6e0be6027705..01a7d66864f2 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/inc/hardwaremanager.h +++ b/drivers/gpu/drm/amd/pm/powerplay/inc/hardwaremanager.h @@ -401,8 +401,6 @@ extern int phm_powerdown_uvd(struct pp_hwmgr *hwmgr); extern int phm_setup_asic(struct pp_hwmgr *hwmgr); extern int phm_enable_dynamic_state_management(struct pp_hwmgr *hwmgr); extern int phm_disable_dynamic_state_management(struct pp_hwmgr *hwmgr); -extern bool phm_is_hw_access_blocked(struct pp_hwmgr *hwmgr); -extern int phm_block_hw_access(struct pp_hwmgr *hwmgr, bool block); extern int phm_set_power_state(struct pp_hwmgr *hwmgr, const struct pp_hw_power_state *pcurrent_state, const struct pp_hw_power_state *pnew_power_state); diff --git a/drivers/gpu/drm/bridge/ite-it6505.c b/drivers/gpu/drm/bridge/ite-it6505.c index 2bb957cffd94..2767b70fa2cb 100644 --- a/drivers/gpu/drm/bridge/ite-it6505.c +++ b/drivers/gpu/drm/bridge/ite-it6505.c @@ -563,7 +563,7 @@ static void it6505_debug_print(struct it6505 *it6505, unsigned int reg, struct device *dev = &it6505->client->dev; int val; - if (likely(!(__drm_debug & DRM_UT_DRIVER))) + if (!drm_debug_enabled(DRM_UT_DRIVER)) return; val = it6505_read(it6505, reg); diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi86.c b/drivers/gpu/drm/bridge/ti-sn65dsi86.c index 3c3561942eb6..6e053e2af229 100644 --- a/drivers/gpu/drm/bridge/ti-sn65dsi86.c +++ b/drivers/gpu/drm/bridge/ti-sn65dsi86.c @@ -29,7 +29,6 @@ #include <drm/drm_atomic_helper.h> #include <drm/drm_bridge.h> #include <drm/drm_bridge_connector.h> -#include <drm/drm_edid.h> #include <drm/drm_mipi_dsi.h> #include <drm/drm_of.h> #include <drm/drm_panel.h> @@ -69,7 +68,6 @@ #define BPP_18_RGB BIT(0) #define SN_HPD_DISABLE_REG 0x5C #define HPD_DISABLE BIT(0) -#define HPD_DEBOUNCED_STATE BIT(4) #define SN_GPIO_IO_REG 0x5E #define SN_GPIO_INPUT_SHIFT 4 #define SN_GPIO_OUTPUT_SHIFT 0 @@ -1160,33 +1158,10 @@ static void ti_sn_bridge_atomic_post_disable(struct drm_bridge *bridge, pm_runtime_put_sync(pdata->dev); } -static enum drm_connector_status ti_sn_bridge_detect(struct drm_bridge *bridge) -{ - struct ti_sn65dsi86 *pdata = bridge_to_ti_sn65dsi86(bridge); - int val = 0; - - pm_runtime_get_sync(pdata->dev); - regmap_read(pdata->regmap, SN_HPD_DISABLE_REG, &val); - pm_runtime_put_autosuspend(pdata->dev); - - return val & HPD_DEBOUNCED_STATE ? connector_status_connected - : connector_status_disconnected; -} - -static struct edid *ti_sn_bridge_get_edid(struct drm_bridge *bridge, - struct drm_connector *connector) -{ - struct ti_sn65dsi86 *pdata = bridge_to_ti_sn65dsi86(bridge); - - return drm_get_edid(connector, &pdata->aux.ddc); -} - static const struct drm_bridge_funcs ti_sn_bridge_funcs = { .attach = ti_sn_bridge_attach, .detach = ti_sn_bridge_detach, .mode_valid = ti_sn_bridge_mode_valid, - .get_edid = ti_sn_bridge_get_edid, - .detect = ti_sn_bridge_detect, .atomic_pre_enable = ti_sn_bridge_atomic_pre_enable, .atomic_enable = ti_sn_bridge_atomic_enable, .atomic_disable = ti_sn_bridge_atomic_disable, @@ -1282,9 +1257,6 @@ static int ti_sn_bridge_probe(struct auxiliary_device *adev, pdata->bridge.type = pdata->next_bridge->type == DRM_MODE_CONNECTOR_DisplayPort ? DRM_MODE_CONNECTOR_DisplayPort : DRM_MODE_CONNECTOR_eDP; - if (pdata->bridge.type == DRM_MODE_CONNECTOR_DisplayPort) - pdata->bridge.ops = DRM_BRIDGE_OP_EDID | DRM_BRIDGE_OP_DETECT; - drm_bridge_add(&pdata->bridge); ret = ti_sn_attach_host(pdata); diff --git a/drivers/gpu/drm/display/drm_scdc_helper.c b/drivers/gpu/drm/display/drm_scdc_helper.c index 81881e81ceae..c3ad4ab2b456 100644 --- a/drivers/gpu/drm/display/drm_scdc_helper.c +++ b/drivers/gpu/drm/display/drm_scdc_helper.c @@ -35,6 +35,19 @@ * HDMI 2.0 specification. It is a point-to-point protocol that allows the * HDMI source and HDMI sink to exchange data. The same I2C interface that * is used to access EDID serves as the transport mechanism for SCDC. + * + * Note: The SCDC status is going to be lost when the display is + * disconnected. This can happen physically when the user disconnects + * the cable, but also when a display is switched on (such as waking up + * a TV). + * + * This is further complicated by the fact that, upon a disconnection / + * reconnection, KMS won't change the mode on its own. This means that + * one can't just rely on setting the SCDC status on enable, but also + * has to track the connector status changes using interrupts and + * restore the SCDC status. The typical solution for this is to trigger an + * empty modeset in drm_connector_helper_funcs.detect_ctx(), like what vc4 does + * in vc4_hdmi_reset_link(). */ #define SCDC_I2C_SLAVE_ADDRESS 0x54 diff --git a/drivers/gpu/drm/drm_aperture.c b/drivers/gpu/drm/drm_aperture.c index fdb7d5c17ba1..3b8fdeeafd53 100644 --- a/drivers/gpu/drm/drm_aperture.c +++ b/drivers/gpu/drm/drm_aperture.c @@ -74,7 +74,7 @@ * given framebuffer memory. Ownership of the framebuffer memory is achieved * by calling devm_aperture_acquire_from_firmware(). On success, the driver * is the owner of the framebuffer range. The function fails if the - * framebuffer is already by another driver. See below for an example. + * framebuffer is already owned by another driver. See below for an example. * * .. code-block:: c * @@ -112,7 +112,7 @@ * * The generic driver is now subject to forced removal by other drivers. This * only works for platform drivers that support hot unplug. - * When a driver calls drm_aperture_remove_conflicting_framebuffers() et al + * When a driver calls drm_aperture_remove_conflicting_framebuffers() et al. * for the registered framebuffer range, the aperture helpers call * platform_device_unregister() and the generic driver unloads itself. It * may not access the device's registers, framebuffer memory, ROM, etc @@ -164,7 +164,7 @@ EXPORT_SYMBOL(devm_aperture_acquire_from_firmware); * @primary: also kick vga16fb if present * @req_driver: requesting DRM driver * - * This function removes graphics device drivers which use memory range described by + * This function removes graphics device drivers which use the memory range described by * @base and @size. * * Returns: @@ -182,8 +182,8 @@ EXPORT_SYMBOL(drm_aperture_remove_conflicting_framebuffers); * @pdev: PCI device * @req_driver: requesting DRM driver * - * This function removes graphics device drivers using memory range configured - * for any of @pdev's memory bars. The function assumes that PCI device with + * This function removes graphics device drivers using the memory range configured + * for any of @pdev's memory bars. The function assumes that a PCI device with * shadowed ROM drives a primary display and so kicks out vga16fb. * * Returns: diff --git a/drivers/gpu/drm/drm_damage_helper.c b/drivers/gpu/drm/drm_damage_helper.c index 937b699ac2a8..d8b2955e88fd 100644 --- a/drivers/gpu/drm/drm_damage_helper.c +++ b/drivers/gpu/drm/drm_damage_helper.c @@ -224,6 +224,7 @@ drm_atomic_helper_damage_iter_init(struct drm_atomic_helper_damage_iter *iter, const struct drm_plane_state *old_state, const struct drm_plane_state *state) { + struct drm_rect src; memset(iter, 0, sizeof(*iter)); if (!state || !state->crtc || !state->fb || !state->visible) @@ -233,10 +234,12 @@ drm_atomic_helper_damage_iter_init(struct drm_atomic_helper_damage_iter *iter, iter->num_clips = drm_plane_get_damage_clips_count(state); /* Round down for x1/y1 and round up for x2/y2 to catch all pixels */ - iter->plane_src.x1 = state->src.x1 >> 16; - iter->plane_src.y1 = state->src.y1 >> 16; - iter->plane_src.x2 = (state->src.x2 >> 16) + !!(state->src.x2 & 0xFFFF); - iter->plane_src.y2 = (state->src.y2 >> 16) + !!(state->src.y2 & 0xFFFF); + src = drm_plane_state_src(state); + + iter->plane_src.x1 = src.x1 >> 16; + iter->plane_src.y1 = src.y1 >> 16; + iter->plane_src.x2 = (src.x2 >> 16) + !!(src.x2 & 0xFFFF); + iter->plane_src.y2 = (src.y2 >> 16) + !!(src.y2 & 0xFFFF); if (!iter->clips || !drm_rect_equals(&state->src, &old_state->src)) { iter->clips = NULL; diff --git a/drivers/gpu/drm/drm_format_helper.c b/drivers/gpu/drm/drm_format_helper.c index 56642816fdff..4afc4ac27342 100644 --- a/drivers/gpu/drm/drm_format_helper.c +++ b/drivers/gpu/drm/drm_format_helper.c @@ -793,3 +793,111 @@ void drm_fb_xrgb8888_to_mono(struct iosys_map *dst, const unsigned int *dst_pitc kfree(src32); } EXPORT_SYMBOL(drm_fb_xrgb8888_to_mono); + +static bool is_listed_fourcc(const uint32_t *fourccs, size_t nfourccs, uint32_t fourcc) +{ + const uint32_t *fourccs_end = fourccs + nfourccs; + + while (fourccs < fourccs_end) { + if (*fourccs == fourcc) + return true; + ++fourccs; + } + return false; +} + +/** + * drm_fb_build_fourcc_list - Filters a list of supported color formats against + * the device's native formats + * @dev: DRM device + * @native_fourccs: 4CC codes of natively supported color formats + * @native_nfourccs: The number of entries in @native_fourccs + * @driver_fourccs: 4CC codes of all driver-supported color formats + * @driver_nfourccs: The number of entries in @driver_fourccs + * @fourccs_out: Returns 4CC codes of supported color formats + * @nfourccs_out: The number of available entries in @fourccs_out + * + * This function create a list of supported color format from natively + * supported formats and the emulated formats. + * At a minimum, most userspace programs expect at least support for + * XRGB8888 on the primary plane. Devices that have to emulate the + * format, and possibly others, can use drm_fb_build_fourcc_list() to + * create a list of supported color formats. The returned list can + * be handed over to drm_universal_plane_init() et al. Native formats + * will go before emulated formats. Other heuristics might be applied + * to optimize the order. Formats near the beginning of the list are + * usually preferred over formats near the end of the list. + * + * Returns: + * The number of color-formats 4CC codes returned in @fourccs_out. + */ +size_t drm_fb_build_fourcc_list(struct drm_device *dev, + const u32 *native_fourccs, size_t native_nfourccs, + const u32 *driver_fourccs, size_t driver_nfourccs, + u32 *fourccs_out, size_t nfourccs_out) +{ + u32 *fourccs = fourccs_out; + const u32 *fourccs_end = fourccs_out + nfourccs_out; + bool found_native = false; + size_t i; + + /* + * The device's native formats go first. + */ + + for (i = 0; i < native_nfourccs; ++i) { + u32 fourcc = native_fourccs[i]; + + if (is_listed_fourcc(fourccs_out, fourccs - fourccs_out, fourcc)) { + continue; /* skip duplicate entries */ + } else if (fourccs == fourccs_end) { + drm_warn(dev, "Ignoring native format %p4cc\n", &fourcc); + continue; /* end of available output buffer */ + } + + drm_dbg_kms(dev, "adding native format %p4cc\n", &fourcc); + + if (!found_native) + found_native = is_listed_fourcc(driver_fourccs, driver_nfourccs, fourcc); + *fourccs = fourcc; + ++fourccs; + } + + /* + * The plane's atomic_update helper converts the framebuffer's color format + * to a native format when copying to device memory. + * + * If there is not a single format supported by both, device and + * driver, the native formats are likely not supported by the conversion + * helpers. Therefore *only* support the native formats and add a + * conversion helper ASAP. + */ + if (!found_native) { + drm_warn(dev, "Format conversion helpers required to add extra formats.\n"); + goto out; + } + + /* + * The extra formats, emulated by the driver, go second. + */ + + for (i = 0; (i < driver_nfourccs) && (fourccs < fourccs_end); ++i) { + u32 fourcc = driver_fourccs[i]; + + if (is_listed_fourcc(fourccs_out, fourccs - fourccs_out, fourcc)) { + continue; /* skip duplicate and native entries */ + } else if (fourccs == fourccs_end) { + drm_warn(dev, "Ignoring emulated format %p4cc\n", &fourcc); + continue; /* end of available output buffer */ + } + + drm_dbg_kms(dev, "adding emulated format %p4cc\n", &fourcc); + + *fourccs = fourcc; + ++fourccs; + } + +out: + return fourccs - fourccs_out; +} +EXPORT_SYMBOL(drm_fb_build_fourcc_list); diff --git a/drivers/gpu/drm/drm_mipi_dbi.c b/drivers/gpu/drm/drm_mipi_dbi.c index 84abc3920b57..a6ac56580876 100644 --- a/drivers/gpu/drm/drm_mipi_dbi.c +++ b/drivers/gpu/drm/drm_mipi_dbi.c @@ -310,6 +310,24 @@ err_drm_dev_exit: } /** + * mipi_dbi_pipe_mode_valid - MIPI DBI mode-valid helper + * @pipe: Simple display pipe + * @mode: The mode to test + * + * This function validates a given display mode against the MIPI DBI's hardware + * display. Drivers can use this as their &drm_simple_display_pipe_funcs->mode_valid + * callback. + */ +enum drm_mode_status mipi_dbi_pipe_mode_valid(struct drm_simple_display_pipe *pipe, + const struct drm_display_mode *mode) +{ + struct mipi_dbi_dev *dbidev = drm_to_mipi_dbi_dev(pipe->crtc.dev); + + return drm_crtc_helper_mode_valid_fixed(&pipe->crtc, mode, &dbidev->mode); +} +EXPORT_SYMBOL(mipi_dbi_pipe_mode_valid); + +/** * mipi_dbi_pipe_update - Display pipe update helper * @pipe: Simple display pipe * @old_state: Old plane state @@ -415,26 +433,8 @@ EXPORT_SYMBOL(mipi_dbi_pipe_disable); static int mipi_dbi_connector_get_modes(struct drm_connector *connector) { struct mipi_dbi_dev *dbidev = drm_to_mipi_dbi_dev(connector->dev); - struct drm_display_mode *mode; - - mode = drm_mode_duplicate(connector->dev, &dbidev->mode); - if (!mode) { - DRM_ERROR("Failed to duplicate mode\n"); - return 0; - } - - if (mode->name[0] == '\0') - drm_mode_set_name(mode); - - mode->type |= DRM_MODE_TYPE_PREFERRED; - drm_mode_probed_add(connector, mode); - - if (mode->width_mm) { - connector->display_info.width_mm = mode->width_mm; - connector->display_info.height_mm = mode->height_mm; - } - return 1; + return drm_connector_helper_get_modes_fixed(connector, &dbidev->mode); } static const struct drm_connector_helper_funcs mipi_dbi_connector_hfuncs = { diff --git a/drivers/gpu/drm/drm_probe_helper.c b/drivers/gpu/drm/drm_probe_helper.c index bb427c5a4f1f..69b0b2b9cc1c 100644 --- a/drivers/gpu/drm/drm_probe_helper.c +++ b/drivers/gpu/drm/drm_probe_helper.c @@ -1015,6 +1015,30 @@ bool drm_helper_hpd_irq_event(struct drm_device *dev) EXPORT_SYMBOL(drm_helper_hpd_irq_event); /** + * drm_crtc_helper_mode_valid_fixed - Validates a display mode + * @crtc: the crtc + * @mode: the mode to validate + * @fixed_mode: the display hardware's mode + * + * Returns: + * MODE_OK on success, or another mode-status code otherwise. + */ +enum drm_mode_status drm_crtc_helper_mode_valid_fixed(struct drm_crtc *crtc, + const struct drm_display_mode *mode, + const struct drm_display_mode *fixed_mode) +{ + if (mode->hdisplay != fixed_mode->hdisplay && mode->vdisplay != fixed_mode->vdisplay) + return MODE_ONE_SIZE; + else if (mode->hdisplay != fixed_mode->hdisplay) + return MODE_ONE_WIDTH; + else if (mode->vdisplay != fixed_mode->vdisplay) + return MODE_ONE_HEIGHT; + + return MODE_OK; +} +EXPORT_SYMBOL(drm_crtc_helper_mode_valid_fixed); + +/** * drm_connector_helper_get_modes_from_ddc - Updates the connector's EDID * property from the connector's * DDC channel @@ -1051,6 +1075,46 @@ int drm_connector_helper_get_modes_from_ddc(struct drm_connector *connector) EXPORT_SYMBOL(drm_connector_helper_get_modes_from_ddc); /** + * drm_connector_helper_get_modes_fixed - Duplicates a display mode for a connector + * @connector: the connector + * @fixed_mode: the display hardware's mode + * + * This function duplicates a display modes for a connector. Drivers for hardware + * that only supports a single fixed mode can use this function in their connector's + * get_modes helper. + * + * Returns: + * The number of created modes. + */ +int drm_connector_helper_get_modes_fixed(struct drm_connector *connector, + const struct drm_display_mode *fixed_mode) +{ + struct drm_device *dev = connector->dev; + struct drm_display_mode *mode; + + mode = drm_mode_duplicate(dev, fixed_mode); + if (!mode) { + drm_err(dev, "Failed to duplicate mode " DRM_MODE_FMT "\n", + DRM_MODE_ARG(fixed_mode)); + return 0; + } + + if (mode->name[0] == '\0') + drm_mode_set_name(mode); + + mode->type |= DRM_MODE_TYPE_PREFERRED; + drm_mode_probed_add(connector, mode); + + if (mode->width_mm) + connector->display_info.width_mm = mode->width_mm; + if (mode->height_mm) + connector->display_info.height_mm = mode->height_mm; + + return 1; +} +EXPORT_SYMBOL(drm_connector_helper_get_modes_fixed); + +/** * drm_connector_helper_get_modes - Read EDID and update connector. * @connector: The connector * diff --git a/drivers/gpu/drm/gma500/psb_intel_drv.h b/drivers/gpu/drm/gma500/psb_intel_drv.h index 8ccba116821b..8a1111fe714b 100644 --- a/drivers/gpu/drm/gma500/psb_intel_drv.h +++ b/drivers/gpu/drm/gma500/psb_intel_drv.h @@ -197,8 +197,6 @@ extern void psb_intel_lvds_set_brightness(struct drm_device *dev, int level); extern void oaktrail_lvds_init(struct drm_device *dev, struct psb_intel_mode_device *mode_dev); extern void oaktrail_wait_for_INTR_PKT_SENT(struct drm_device *dev); -extern void oaktrail_dsi_init(struct drm_device *dev, - struct psb_intel_mode_device *mode_dev); struct gma_i2c_chan *oaktrail_lvds_i2c_init(struct drm_device *dev); extern void mid_dsi_init(struct drm_device *dev, struct psb_intel_mode_device *mode_dev, int dsi_num); @@ -219,9 +217,6 @@ extern struct drm_crtc *psb_intel_get_crtc_from_pipe(struct drm_device *dev, int pipe); extern struct drm_connector *psb_intel_sdvo_find(struct drm_device *dev, int sdvoB); -extern int psb_intel_sdvo_supports_hotplug(struct drm_connector *connector); -extern void psb_intel_sdvo_set_hotplug(struct drm_connector *connector, - int enable); extern int intelfb_probe(struct drm_device *dev); extern int intelfb_remove(struct drm_device *dev, struct drm_framebuffer *fb); diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c index c4de142cc85b..0ee344ebcd1c 100644 --- a/drivers/gpu/drm/omapdrm/dss/dispc.c +++ b/drivers/gpu/drm/omapdrm/dss/dispc.c @@ -2451,7 +2451,7 @@ static int dispc_ovl_calc_scaling_44xx(struct dispc_device *dispc, *decim_x = DIV_ROUND_UP(width, in_width_max); - *decim_x = *decim_x > decim_x_min ? *decim_x : decim_x_min; + *decim_x = max(*decim_x, decim_x_min); if (*decim_x > *x_predecim) return -EINVAL; diff --git a/drivers/gpu/drm/omapdrm/dss/dss.c b/drivers/gpu/drm/omapdrm/dss/dss.c index 0399f3390a0a..c4febb861910 100644 --- a/drivers/gpu/drm/omapdrm/dss/dss.c +++ b/drivers/gpu/drm/omapdrm/dss/dss.c @@ -1176,6 +1176,7 @@ static void __dss_uninit_ports(struct dss_device *dss, unsigned int num_ports) default: break; } + of_node_put(port); } } @@ -1208,11 +1209,13 @@ static int dss_init_ports(struct dss_device *dss) default: break; } + of_node_put(port); } return 0; error: + of_node_put(port); __dss_uninit_ports(dss, i); return r; } diff --git a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c index ac869acf80ea..61a27dd7392e 100644 --- a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c +++ b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c @@ -813,10 +813,8 @@ static int omap_dmm_probe(struct platform_device *dev) } omap_dmm->irq = platform_get_irq(dev, 0); - if (omap_dmm->irq < 0) { - dev_err(&dev->dev, "failed to get IRQ resource\n"); + if (omap_dmm->irq < 0) goto fail; - } omap_dmm->dev = &dev->dev; diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9341.c b/drivers/gpu/drm/panel/panel-ilitek-ili9341.c index 7da09e34385d..39dc40cf681f 100644 --- a/drivers/gpu/drm/panel/panel-ilitek-ili9341.c +++ b/drivers/gpu/drm/panel/panel-ilitek-ili9341.c @@ -576,6 +576,7 @@ out_exit: } static const struct drm_simple_display_pipe_funcs ili9341_dbi_funcs = { + .mode_valid = mipi_dbi_pipe_mode_valid, .enable = ili9341_dbi_enable, .disable = mipi_dbi_pipe_disable, .update = mipi_dbi_pipe_update, diff --git a/drivers/gpu/drm/radeon/r600_cs.c b/drivers/gpu/drm/radeon/r600_cs.c index 8be4799a98ef..638f861af80f 100644 --- a/drivers/gpu/drm/radeon/r600_cs.c +++ b/drivers/gpu/drm/radeon/r600_cs.c @@ -34,8 +34,6 @@ #include "r600_reg_safe.h" static int r600_nomm; -extern void r600_cs_legacy_get_tiling_conf(struct drm_device *dev, u32 *npipes, u32 *nbanks, u32 *group_size); - struct r600_cs_track { /* configuration we mirror so that we use same code btw kms/ums */ diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index 08f83bf2c330..166c18d62f6d 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -116,7 +116,6 @@ extern int radeon_use_pflipirq; extern int radeon_bapm; extern int radeon_backlight; extern int radeon_auxch; -extern int radeon_mst; extern int radeon_uvd; extern int radeon_vce; extern int radeon_si_support; @@ -2950,8 +2949,6 @@ struct radeon_hdmi_acr { }; -extern struct radeon_hdmi_acr r600_hdmi_acr(uint32_t clock); - extern u32 r6xx_remap_render_backend(struct radeon_device *rdev, u32 tiling_pipe_num, u32 max_rb_num, diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h index 6a6a73204226..9f5be416454f 100644 --- a/drivers/gpu/drm/radeon/radeon_mode.h +++ b/drivers/gpu/drm/radeon/radeon_mode.h @@ -874,7 +874,6 @@ extern struct radeon_encoder_tv_dac * radeon_atombios_get_tv_dac_info(struct radeon_encoder *encoder); extern struct radeon_encoder_lvds * radeon_combios_get_lvds_info(struct radeon_encoder *encoder); -extern void radeon_combios_get_ext_tmds_info(struct radeon_encoder *encoder); extern struct radeon_encoder_tv_dac * radeon_combios_get_tv_dac_info(struct radeon_encoder *encoder); extern struct radeon_encoder_primary_dac * diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c b/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c index 110e83aad9bb..bf6948125b84 100644 --- a/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c +++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c @@ -179,6 +179,23 @@ #define RK3399_TXRX_SRC_SEL_ISP0 BIT(4) #define RK3399_TXRX_TURNREQUEST GENMASK(3, 0) +#define RK3568_GRF_VO_CON2 0x0368 +#define RK3568_DSI0_SKEWCALHS (0x1f << 11) +#define RK3568_DSI0_FORCETXSTOPMODE (0xf << 4) +#define RK3568_DSI0_TURNDISABLE BIT(2) +#define RK3568_DSI0_FORCERXMODE BIT(0) + +/* + * Note these registers do not appear in the datasheet, they are + * however present in the BSP driver which is where these values + * come from. Name GRF_VO_CON3 is assumed. + */ +#define RK3568_GRF_VO_CON3 0x36c +#define RK3568_DSI1_SKEWCALHS (0x1f << 11) +#define RK3568_DSI1_FORCETXSTOPMODE (0xf << 4) +#define RK3568_DSI1_TURNDISABLE BIT(2) +#define RK3568_DSI1_FORCERXMODE BIT(0) + #define HIWORD_UPDATE(val, mask) (val | (mask) << 16) enum { @@ -735,8 +752,9 @@ static void dw_mipi_dsi_rockchip_config(struct dw_mipi_dsi_rockchip *dsi) static void dw_mipi_dsi_rockchip_set_lcdsel(struct dw_mipi_dsi_rockchip *dsi, int mux) { - regmap_write(dsi->grf_regmap, dsi->cdata->lcdsel_grf_reg, - mux ? dsi->cdata->lcdsel_lit : dsi->cdata->lcdsel_big); + if (dsi->cdata->lcdsel_grf_reg < 0) + regmap_write(dsi->grf_regmap, dsi->cdata->lcdsel_grf_reg, + mux ? dsi->cdata->lcdsel_lit : dsi->cdata->lcdsel_big); } static int @@ -963,6 +981,8 @@ static int dw_mipi_dsi_rockchip_bind(struct device *dev, DRM_DEV_ERROR(dev, "Failed to create drm encoder\n"); goto out_pll_clk; } + rockchip_drm_encoder_set_crtc_endpoint_id(&dsi->encoder, + dev->of_node, 0, 0); ret = dw_mipi_dsi_bind(dsi->dmd, &dsi->encoder.encoder); if (ret) { @@ -1612,6 +1632,30 @@ static const struct rockchip_dw_dsi_chip_data rk3399_chip_data[] = { { /* sentinel */ } }; +static const struct rockchip_dw_dsi_chip_data rk3568_chip_data[] = { + { + .reg = 0xfe060000, + .lcdsel_grf_reg = -1, + .lanecfg1_grf_reg = RK3568_GRF_VO_CON2, + .lanecfg1 = HIWORD_UPDATE(0, RK3568_DSI0_SKEWCALHS | + RK3568_DSI0_FORCETXSTOPMODE | + RK3568_DSI0_TURNDISABLE | + RK3568_DSI0_FORCERXMODE), + .max_data_lanes = 4, + }, + { + .reg = 0xfe070000, + .lcdsel_grf_reg = -1, + .lanecfg1_grf_reg = RK3568_GRF_VO_CON3, + .lanecfg1 = HIWORD_UPDATE(0, RK3568_DSI1_SKEWCALHS | + RK3568_DSI1_FORCETXSTOPMODE | + RK3568_DSI1_TURNDISABLE | + RK3568_DSI1_FORCERXMODE), + .max_data_lanes = 4, + }, + { /* sentinel */ } +}; + static const struct of_device_id dw_mipi_dsi_rockchip_dt_ids[] = { { .compatible = "rockchip,px30-mipi-dsi", @@ -1622,6 +1666,9 @@ static const struct of_device_id dw_mipi_dsi_rockchip_dt_ids[] = { }, { .compatible = "rockchip,rk3399-mipi-dsi", .data = &rk3399_chip_data, + }, { + .compatible = "rockchip,rk3568-mipi-dsi", + .data = &rk3568_chip_data, }, { /* sentinel */ } }; diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c index bdd48f87d098..fab710910997 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c @@ -1188,7 +1188,7 @@ static bool vop_crtc_mode_fixup(struct drm_crtc *crtc, * * Key points: * - * - DRM works in in kHz. + * - DRM works in kHz. * - Clock framework works in Hz. * - Rockchip's clock driver picks the clock rate that is the * same _OR LOWER_ than the one requested. diff --git a/drivers/gpu/drm/tests/drm_damage_helper_test.c b/drivers/gpu/drm/tests/drm_damage_helper_test.c index bf250bd08d7e..c608ae06f0e3 100644 --- a/drivers/gpu/drm/tests/drm_damage_helper_test.c +++ b/drivers/gpu/drm/tests/drm_damage_helper_test.c @@ -59,6 +59,11 @@ static int drm_damage_helper_init(struct kunit *test) static void set_plane_src(struct drm_plane_state *state, int x1, int y1, int x2, int y2) { + state->src_x = x1; + state->src_y = y1; + state->src_w = x2 - x1; + state->src_h = y2 - y1; + state->src.x1 = x1; state->src.y1 = y1; state->src.x2 = x2; diff --git a/drivers/gpu/drm/tests/drm_format_test.c b/drivers/gpu/drm/tests/drm_format_test.c index afb4bca72187..1936d2d59908 100644 --- a/drivers/gpu/drm/tests/drm_format_test.c +++ b/drivers/gpu/drm/tests/drm_format_test.c @@ -9,103 +9,136 @@ #include <drm/drm_fourcc.h> -static void igt_check_drm_format_block_width(struct kunit *test) +static void drm_format_block_width_invalid(struct kunit *test) { const struct drm_format_info *info = NULL; - /* Test invalid arguments */ - KUNIT_EXPECT_FALSE(test, drm_format_info_block_width(info, 0)); - KUNIT_EXPECT_FALSE(test, drm_format_info_block_width(info, -1)); - KUNIT_EXPECT_FALSE(test, drm_format_info_block_width(info, 1)); - - /* Test 1 plane format */ - info = drm_format_info(DRM_FORMAT_XRGB4444); - KUNIT_EXPECT_TRUE(test, info); - KUNIT_EXPECT_TRUE(test, drm_format_info_block_width(info, 0)); - KUNIT_EXPECT_FALSE(test, drm_format_info_block_width(info, 1)); - KUNIT_EXPECT_FALSE(test, drm_format_info_block_width(info, -1)); - - /* Test 2 planes format */ - info = drm_format_info(DRM_FORMAT_NV12); - KUNIT_EXPECT_TRUE(test, info); - KUNIT_EXPECT_TRUE(test, drm_format_info_block_width(info, 0)); - KUNIT_EXPECT_TRUE(test, drm_format_info_block_width(info, 1)); - KUNIT_EXPECT_FALSE(test, drm_format_info_block_width(info, 2)); - KUNIT_EXPECT_FALSE(test, drm_format_info_block_width(info, -1)); - - /* Test 3 planes format */ - info = drm_format_info(DRM_FORMAT_YUV422); - KUNIT_EXPECT_TRUE(test, info); - KUNIT_EXPECT_TRUE(test, drm_format_info_block_width(info, 0)); - KUNIT_EXPECT_TRUE(test, drm_format_info_block_width(info, 1)); - KUNIT_EXPECT_TRUE(test, drm_format_info_block_width(info, 2)); - KUNIT_EXPECT_FALSE(test, drm_format_info_block_width(info, 3)); - KUNIT_EXPECT_FALSE(test, drm_format_info_block_width(info, -1)); - - /* Test a tiled format */ - info = drm_format_info(DRM_FORMAT_X0L0); - KUNIT_EXPECT_TRUE(test, info); + KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 0), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, -1), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 1), 0); +} + +static void drm_format_block_width_one_plane(struct kunit *test) +{ + const struct drm_format_info *info = drm_format_info(DRM_FORMAT_XRGB4444); + + KUNIT_ASSERT_NOT_NULL(test, info); + + KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 0), 1); + KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 1), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, -1), 0); +} + +static void drm_format_block_width_two_plane(struct kunit *test) +{ + const struct drm_format_info *info = drm_format_info(DRM_FORMAT_NV12); + + KUNIT_ASSERT_NOT_NULL(test, info); + + KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 0), 1); + KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 1), 1); + KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 2), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, -1), 0); +} + +static void drm_format_block_width_three_plane(struct kunit *test) +{ + const struct drm_format_info *info = drm_format_info(DRM_FORMAT_YUV422); + + KUNIT_ASSERT_NOT_NULL(test, info); + + KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 0), 1); + KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 1), 1); + KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 2), 1); + KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 3), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, -1), 0); +} + +static void drm_format_block_width_tiled(struct kunit *test) +{ + const struct drm_format_info *info = drm_format_info(DRM_FORMAT_X0L0); + + KUNIT_ASSERT_NOT_NULL(test, info); + KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 0), 2); - KUNIT_EXPECT_FALSE(test, drm_format_info_block_width(info, 1)); - KUNIT_EXPECT_FALSE(test, drm_format_info_block_width(info, -1)); + KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, 1), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_block_width(info, -1), 0); } -static void igt_check_drm_format_block_height(struct kunit *test) +static void drm_format_block_height_invalid(struct kunit *test) { const struct drm_format_info *info = NULL; - /* Test invalid arguments */ - KUNIT_EXPECT_FALSE(test, drm_format_info_block_height(info, 0)); - KUNIT_EXPECT_FALSE(test, drm_format_info_block_height(info, -1)); - KUNIT_EXPECT_FALSE(test, drm_format_info_block_height(info, 1)); - - /* Test 1 plane format */ - info = drm_format_info(DRM_FORMAT_XRGB4444); - KUNIT_EXPECT_TRUE(test, info); - KUNIT_EXPECT_TRUE(test, drm_format_info_block_height(info, 0)); - KUNIT_EXPECT_FALSE(test, drm_format_info_block_height(info, -1)); - KUNIT_EXPECT_FALSE(test, drm_format_info_block_height(info, 1)); - - /* Test 2 planes format */ - info = drm_format_info(DRM_FORMAT_NV12); - KUNIT_EXPECT_TRUE(test, info); - KUNIT_EXPECT_TRUE(test, drm_format_info_block_height(info, 0)); - KUNIT_EXPECT_TRUE(test, drm_format_info_block_height(info, 1)); - KUNIT_EXPECT_FALSE(test, drm_format_info_block_height(info, 2)); - KUNIT_EXPECT_FALSE(test, drm_format_info_block_height(info, -1)); - - /* Test 3 planes format */ - info = drm_format_info(DRM_FORMAT_YUV422); - KUNIT_EXPECT_TRUE(test, info); - KUNIT_EXPECT_TRUE(test, drm_format_info_block_height(info, 0)); - KUNIT_EXPECT_TRUE(test, drm_format_info_block_height(info, 1)); - KUNIT_EXPECT_TRUE(test, drm_format_info_block_height(info, 2)); - KUNIT_EXPECT_FALSE(test, drm_format_info_block_height(info, 3)); - KUNIT_EXPECT_FALSE(test, drm_format_info_block_height(info, -1)); - - /* Test a tiled format */ - info = drm_format_info(DRM_FORMAT_X0L0); - KUNIT_EXPECT_TRUE(test, info); + KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 0), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, -1), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 1), 0); +} + +static void drm_format_block_height_one_plane(struct kunit *test) +{ + const struct drm_format_info *info = drm_format_info(DRM_FORMAT_XRGB4444); + + KUNIT_ASSERT_NOT_NULL(test, info); + + KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 0), 1); + KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, -1), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 1), 0); +} + +static void drm_format_block_height_two_plane(struct kunit *test) +{ + const struct drm_format_info *info = drm_format_info(DRM_FORMAT_NV12); + + KUNIT_ASSERT_NOT_NULL(test, info); + + KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 0), 1); + KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 1), 1); + KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 2), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, -1), 0); +} + +static void drm_format_block_height_three_plane(struct kunit *test) +{ + const struct drm_format_info *info = drm_format_info(DRM_FORMAT_YUV422); + + KUNIT_ASSERT_NOT_NULL(test, info); + + KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 0), 1); + KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 1), 1); + KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 2), 1); + KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 3), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, -1), 0); +} + +static void drm_format_block_height_tiled(struct kunit *test) +{ + const struct drm_format_info *info = drm_format_info(DRM_FORMAT_X0L0); + + KUNIT_ASSERT_NOT_NULL(test, info); + KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 0), 2); - KUNIT_EXPECT_FALSE(test, drm_format_info_block_height(info, 1)); - KUNIT_EXPECT_FALSE(test, drm_format_info_block_height(info, -1)); + KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, 1), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_block_height(info, -1), 0); } -static void igt_check_drm_format_min_pitch_for_single_plane(struct kunit *test) +static void drm_format_min_pitch_invalid(struct kunit *test) { const struct drm_format_info *info = NULL; - /* Test invalid arguments */ - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 0, 0)); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, -1, 0)); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 1, 0)); + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 0), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, -1, 0), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 0), 0); +} + +static void drm_format_min_pitch_one_plane_8bpp(struct kunit *test) +{ + const struct drm_format_info *info = drm_format_info(DRM_FORMAT_RGB332); - /* Test 1 plane 8 bits per pixel format */ - info = drm_format_info(DRM_FORMAT_RGB332); - KUNIT_EXPECT_TRUE(test, info); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 0, 0)); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, -1, 0)); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 1, 0)); + KUNIT_ASSERT_NOT_NULL(test, info); + + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 0), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, -1, 0), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 0), 0); KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1), 1); KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 2), 2); @@ -118,13 +151,17 @@ static void igt_check_drm_format_min_pitch_for_single_plane(struct kunit *test) (uint64_t)UINT_MAX); KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, (UINT_MAX - 1)), (uint64_t)(UINT_MAX - 1)); +} + +static void drm_format_min_pitch_one_plane_16bpp(struct kunit *test) +{ + const struct drm_format_info *info = drm_format_info(DRM_FORMAT_XRGB4444); - /* Test 1 plane 16 bits per pixel format */ - info = drm_format_info(DRM_FORMAT_XRGB4444); - KUNIT_EXPECT_TRUE(test, info); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 0, 0)); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, -1, 0)); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 1, 0)); + KUNIT_ASSERT_NOT_NULL(test, info); + + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 0), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, -1, 0), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 0), 0); KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1), 2); KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 2), 4); @@ -137,13 +174,17 @@ static void igt_check_drm_format_min_pitch_for_single_plane(struct kunit *test) (uint64_t)UINT_MAX * 2); KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, (UINT_MAX - 1)), (uint64_t)(UINT_MAX - 1) * 2); +} + +static void drm_format_min_pitch_one_plane_24bpp(struct kunit *test) +{ + const struct drm_format_info *info = drm_format_info(DRM_FORMAT_RGB888); - /* Test 1 plane 24 bits per pixel format */ - info = drm_format_info(DRM_FORMAT_RGB888); - KUNIT_EXPECT_TRUE(test, info); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 0, 0)); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, -1, 0)); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 1, 0)); + KUNIT_ASSERT_NOT_NULL(test, info); + + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 0), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, -1, 0), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 0), 0); KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1), 3); KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 2), 6); @@ -154,15 +195,19 @@ static void igt_check_drm_format_min_pitch_for_single_plane(struct kunit *test) KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 671), 2013); KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, UINT_MAX), (uint64_t)UINT_MAX * 3); - KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, (UINT_MAX - 1)), + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, UINT_MAX - 1), (uint64_t)(UINT_MAX - 1) * 3); +} - /* Test 1 plane 32 bits per pixel format */ - info = drm_format_info(DRM_FORMAT_ABGR8888); - KUNIT_EXPECT_TRUE(test, info); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 0, 0)); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, -1, 0)); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 1, 0)); +static void drm_format_min_pitch_one_plane_32bpp(struct kunit *test) +{ + const struct drm_format_info *info = drm_format_info(DRM_FORMAT_ABGR8888); + + KUNIT_ASSERT_NOT_NULL(test, info); + + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 0), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, -1, 0), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 0), 0); KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1), 4); KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 2), 8); @@ -173,21 +218,20 @@ static void igt_check_drm_format_min_pitch_for_single_plane(struct kunit *test) KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 671), 2684); KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, UINT_MAX), (uint64_t)UINT_MAX * 4); - KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, (UINT_MAX - 1)), + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, UINT_MAX - 1), (uint64_t)(UINT_MAX - 1) * 4); } -static void igt_check_drm_format_min_pitch_for_multi_planar(struct kunit *test) +static void drm_format_min_pitch_two_plane(struct kunit *test) { - const struct drm_format_info *info = NULL; + const struct drm_format_info *info = drm_format_info(DRM_FORMAT_NV12); + + KUNIT_ASSERT_NOT_NULL(test, info); - /* Test 2 planes format */ - info = drm_format_info(DRM_FORMAT_NV12); - KUNIT_EXPECT_TRUE(test, info); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 0, 0)); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 1, 0)); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, -1, 0)); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 2, 0)); + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 0), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 0), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, -1, 0), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 2, 0), 0); KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1), 1); KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 1), 2); @@ -211,15 +255,19 @@ static void igt_check_drm_format_min_pitch_for_multi_planar(struct kunit *test) (uint64_t)(UINT_MAX - 1)); KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, (UINT_MAX - 1) / 2), (uint64_t)(UINT_MAX - 1)); +} + +static void drm_format_min_pitch_three_plane_8bpp(struct kunit *test) +{ + const struct drm_format_info *info = drm_format_info(DRM_FORMAT_YUV422); + + KUNIT_ASSERT_NOT_NULL(test, info); - /* Test 3 planes 8 bits per pixel format */ - info = drm_format_info(DRM_FORMAT_YUV422); - KUNIT_EXPECT_TRUE(test, info); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 0, 0)); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 1, 0)); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 2, 0)); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, -1, 0)); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 3, 0)); + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 0), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 0), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 2, 0), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, -1, 0), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 3, 0), 0); KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1), 1); KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 1), 1); @@ -256,16 +304,15 @@ static void igt_check_drm_format_min_pitch_for_multi_planar(struct kunit *test) (uint64_t)(UINT_MAX - 1) / 2); } -static void igt_check_drm_format_min_pitch_for_tiled_format(struct kunit *test) +static void drm_format_min_pitch_tiled(struct kunit *test) { - const struct drm_format_info *info = NULL; + const struct drm_format_info *info = drm_format_info(DRM_FORMAT_X0L2); + + KUNIT_ASSERT_NOT_NULL(test, info); - /* Test tiled format */ - info = drm_format_info(DRM_FORMAT_X0L2); - KUNIT_EXPECT_TRUE(test, info); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 0, 0)); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, -1, 0)); - KUNIT_EXPECT_FALSE(test, drm_format_info_min_pitch(info, 1, 0)); + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 0), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, -1, 0), 0); + KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 1, 0), 0); KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 1), 2); KUNIT_EXPECT_EQ(test, drm_format_info_min_pitch(info, 0, 2), 4); @@ -281,12 +328,25 @@ static void igt_check_drm_format_min_pitch_for_tiled_format(struct kunit *test) } static struct kunit_case drm_format_tests[] = { - KUNIT_CASE(igt_check_drm_format_block_width), - KUNIT_CASE(igt_check_drm_format_block_height), - KUNIT_CASE(igt_check_drm_format_min_pitch_for_single_plane), - KUNIT_CASE(igt_check_drm_format_min_pitch_for_multi_planar), - KUNIT_CASE(igt_check_drm_format_min_pitch_for_tiled_format), - { } + KUNIT_CASE(drm_format_block_width_invalid), + KUNIT_CASE(drm_format_block_width_one_plane), + KUNIT_CASE(drm_format_block_width_two_plane), + KUNIT_CASE(drm_format_block_width_three_plane), + KUNIT_CASE(drm_format_block_width_tiled), + KUNIT_CASE(drm_format_block_height_invalid), + KUNIT_CASE(drm_format_block_height_one_plane), + KUNIT_CASE(drm_format_block_height_two_plane), + KUNIT_CASE(drm_format_block_height_three_plane), + KUNIT_CASE(drm_format_block_height_tiled), + KUNIT_CASE(drm_format_min_pitch_invalid), + KUNIT_CASE(drm_format_min_pitch_one_plane_8bpp), + KUNIT_CASE(drm_format_min_pitch_one_plane_16bpp), + KUNIT_CASE(drm_format_min_pitch_one_plane_24bpp), + KUNIT_CASE(drm_format_min_pitch_one_plane_32bpp), + KUNIT_CASE(drm_format_min_pitch_two_plane), + KUNIT_CASE(drm_format_min_pitch_three_plane_8bpp), + KUNIT_CASE(drm_format_min_pitch_tiled), + {} }; static struct kunit_suite drm_format_test_suite = { diff --git a/drivers/gpu/drm/tidss/tidss_kms.c b/drivers/gpu/drm/tidss/tidss_kms.c index b61db8f279e9..afb2879980c6 100644 --- a/drivers/gpu/drm/tidss/tidss_kms.c +++ b/drivers/gpu/drm/tidss/tidss_kms.c @@ -70,7 +70,7 @@ static int tidss_atomic_check(struct drm_device *ddev, * changes. This is needed for updating the plane positions in * tidss_crtc_position_planes() which is called from * crtc_atomic_enable() and crtc_atomic_flush(). We have an - * extra flag to to mark x,y-position changes and together + * extra flag to mark x,y-position changes and together * with zpos_changed the condition recognizes all the above * cases. */ diff --git a/drivers/gpu/drm/tiny/hx8357d.c b/drivers/gpu/drm/tiny/hx8357d.c index 57f229a785bf..48c24aa8c28a 100644 --- a/drivers/gpu/drm/tiny/hx8357d.c +++ b/drivers/gpu/drm/tiny/hx8357d.c @@ -181,6 +181,7 @@ out_exit: } static const struct drm_simple_display_pipe_funcs hx8357d_pipe_funcs = { + .mode_valid = mipi_dbi_pipe_mode_valid, .enable = yx240qv29_enable, .disable = mipi_dbi_pipe_disable, .update = mipi_dbi_pipe_update, diff --git a/drivers/gpu/drm/tiny/ili9163.c b/drivers/gpu/drm/tiny/ili9163.c index 86439e50e304..9a1a5943bee0 100644 --- a/drivers/gpu/drm/tiny/ili9163.c +++ b/drivers/gpu/drm/tiny/ili9163.c @@ -100,6 +100,7 @@ out_exit: } static const struct drm_simple_display_pipe_funcs ili9163_pipe_funcs = { + .mode_valid = mipi_dbi_pipe_mode_valid, .enable = yx240qv29_enable, .disable = mipi_dbi_pipe_disable, .update = mipi_dbi_pipe_update, diff --git a/drivers/gpu/drm/tiny/ili9341.c b/drivers/gpu/drm/tiny/ili9341.c index b8826a0b086b..69b265e78096 100644 --- a/drivers/gpu/drm/tiny/ili9341.c +++ b/drivers/gpu/drm/tiny/ili9341.c @@ -137,6 +137,7 @@ out_exit: } static const struct drm_simple_display_pipe_funcs ili9341_pipe_funcs = { + .mode_valid = mipi_dbi_pipe_mode_valid, .enable = yx240qv29_enable, .disable = mipi_dbi_pipe_disable, .update = mipi_dbi_pipe_update, diff --git a/drivers/gpu/drm/tiny/ili9486.c b/drivers/gpu/drm/tiny/ili9486.c index a5b433a8e0d8..c80028bb1d11 100644 --- a/drivers/gpu/drm/tiny/ili9486.c +++ b/drivers/gpu/drm/tiny/ili9486.c @@ -150,6 +150,7 @@ static void waveshare_enable(struct drm_simple_display_pipe *pipe, } static const struct drm_simple_display_pipe_funcs waveshare_pipe_funcs = { + .mode_valid = mipi_dbi_pipe_mode_valid, .enable = waveshare_enable, .disable = mipi_dbi_pipe_disable, .update = mipi_dbi_pipe_update, diff --git a/drivers/gpu/drm/tiny/mi0283qt.c b/drivers/gpu/drm/tiny/mi0283qt.c index 27f1bd4da2f4..bc522fb3d94d 100644 --- a/drivers/gpu/drm/tiny/mi0283qt.c +++ b/drivers/gpu/drm/tiny/mi0283qt.c @@ -141,6 +141,7 @@ out_exit: } static const struct drm_simple_display_pipe_funcs mi0283qt_pipe_funcs = { + .mode_valid = mipi_dbi_pipe_mode_valid, .enable = mi0283qt_enable, .disable = mipi_dbi_pipe_disable, .update = mipi_dbi_pipe_update, diff --git a/drivers/gpu/drm/tiny/panel-mipi-dbi.c b/drivers/gpu/drm/tiny/panel-mipi-dbi.c index a76fefa8adbc..955a61d628e7 100644 --- a/drivers/gpu/drm/tiny/panel-mipi-dbi.c +++ b/drivers/gpu/drm/tiny/panel-mipi-dbi.c @@ -212,6 +212,7 @@ out_exit: } static const struct drm_simple_display_pipe_funcs panel_mipi_dbi_pipe_funcs = { + .mode_valid = mipi_dbi_pipe_mode_valid, .enable = panel_mipi_dbi_enable, .disable = mipi_dbi_pipe_disable, .update = mipi_dbi_pipe_update, diff --git a/drivers/gpu/drm/tiny/repaper.c b/drivers/gpu/drm/tiny/repaper.c index c4c1be3ac0b8..e62f4d16b2c6 100644 --- a/drivers/gpu/drm/tiny/repaper.c +++ b/drivers/gpu/drm/tiny/repaper.c @@ -621,6 +621,15 @@ static void power_off(struct repaper_epd *epd) gpiod_set_value_cansleep(epd->discharge, 0); } +static enum drm_mode_status repaper_pipe_mode_valid(struct drm_simple_display_pipe *pipe, + const struct drm_display_mode *mode) +{ + struct drm_crtc *crtc = &pipe->crtc; + struct repaper_epd *epd = drm_to_epd(crtc->dev); + + return drm_crtc_helper_mode_valid_fixed(crtc, mode, epd->mode); +} + static void repaper_pipe_enable(struct drm_simple_display_pipe *pipe, struct drm_crtc_state *crtc_state, struct drm_plane_state *plane_state) @@ -831,6 +840,7 @@ static void repaper_pipe_update(struct drm_simple_display_pipe *pipe, } static const struct drm_simple_display_pipe_funcs repaper_pipe_funcs = { + .mode_valid = repaper_pipe_mode_valid, .enable = repaper_pipe_enable, .disable = repaper_pipe_disable, .update = repaper_pipe_update, @@ -839,22 +849,8 @@ static const struct drm_simple_display_pipe_funcs repaper_pipe_funcs = { static int repaper_connector_get_modes(struct drm_connector *connector) { struct repaper_epd *epd = drm_to_epd(connector->dev); - struct drm_display_mode *mode; - - mode = drm_mode_duplicate(connector->dev, epd->mode); - if (!mode) { - DRM_ERROR("Failed to duplicate mode\n"); - return 0; - } - - drm_mode_set_name(mode); - mode->type |= DRM_MODE_TYPE_PREFERRED; - drm_mode_probed_add(connector, mode); - - connector->display_info.width_mm = mode->width_mm; - connector->display_info.height_mm = mode->height_mm; - return 1; + return drm_connector_helper_get_modes_fixed(connector, epd->mode); } static const struct drm_connector_helper_funcs repaper_connector_hfuncs = { diff --git a/drivers/gpu/drm/tiny/simpledrm.c b/drivers/gpu/drm/tiny/simpledrm.c index a81f91814595..777ccd250871 100644 --- a/drivers/gpu/drm/tiny/simpledrm.c +++ b/drivers/gpu/drm/tiny/simpledrm.c @@ -31,16 +31,6 @@ #define DRIVER_MINOR 0 /* - * Assume a monitor resolution of 96 dpi to - * get a somewhat reasonable screen size. - */ -#define RES_MM(d) \ - (((d) * 254ul) / (96ul * 10ul)) - -#define SIMPLEDRM_MODE(hd, vd) \ - DRM_SIMPLE_MODE(hd, vd, RES_MM(hd), RES_MM(vd)) - -/* * Helpers for simplefb */ @@ -570,15 +560,7 @@ static enum drm_mode_status simpledrm_crtc_helper_mode_valid(struct drm_crtc *cr { struct simpledrm_device *sdev = simpledrm_device_of_dev(crtc->dev); - if (mode->hdisplay != sdev->mode.hdisplay && - mode->vdisplay != sdev->mode.vdisplay) - return MODE_ONE_SIZE; - else if (mode->hdisplay != sdev->mode.hdisplay) - return MODE_ONE_WIDTH; - else if (mode->vdisplay != sdev->mode.vdisplay) - return MODE_ONE_HEIGHT; - - return MODE_OK; + return drm_crtc_helper_mode_valid_fixed(crtc, mode, &sdev->mode); } static int simpledrm_crtc_helper_atomic_check(struct drm_crtc *crtc, @@ -620,24 +602,8 @@ static const struct drm_encoder_funcs simpledrm_encoder_funcs = { static int simpledrm_connector_helper_get_modes(struct drm_connector *connector) { struct simpledrm_device *sdev = simpledrm_device_of_dev(connector->dev); - struct drm_display_mode *mode; - - mode = drm_mode_duplicate(connector->dev, &sdev->mode); - if (!mode) - return 0; - - if (mode->name[0] == '\0') - drm_mode_set_name(mode); - - mode->type |= DRM_MODE_TYPE_PREFERRED; - drm_mode_probed_add(connector, mode); - if (mode->width_mm) - connector->display_info.width_mm = mode->width_mm; - if (mode->height_mm) - connector->display_info.height_mm = mode->height_mm; - - return 1; + return drm_connector_helper_get_modes_fixed(connector, &sdev->mode); } static const struct drm_connector_helper_funcs simpledrm_connector_helper_funcs = { @@ -665,51 +631,17 @@ static const struct drm_mode_config_funcs simpledrm_mode_config_funcs = { static struct drm_display_mode simpledrm_mode(unsigned int width, unsigned int height) { - struct drm_display_mode mode = { SIMPLEDRM_MODE(width, height) }; - - mode.clock = mode.hdisplay * mode.vdisplay * 60 / 1000 /* kHz */; - drm_mode_set_name(&mode); - - return mode; -} - -static const uint32_t *simpledrm_device_formats(struct simpledrm_device *sdev, - size_t *nformats_out) -{ - struct drm_device *dev = &sdev->dev; - size_t i; - - if (sdev->nformats) - goto out; /* don't rebuild list on recurring calls */ - - /* native format goes first */ - sdev->formats[0] = sdev->format->format; - sdev->nformats = 1; - - /* default formats go second */ - for (i = 0; i < ARRAY_SIZE(simpledrm_primary_plane_formats); ++i) { - if (simpledrm_primary_plane_formats[i] == sdev->format->format) - continue; /* native format already went first */ - sdev->formats[sdev->nformats] = simpledrm_primary_plane_formats[i]; - sdev->nformats++; - } - /* - * TODO: The simpledrm driver converts framebuffers to the native - * format when copying them to device memory. If there are more - * formats listed than supported by the driver, the native format - * is not supported by the conversion helpers. Therefore *only* - * support the native format and add a conversion helper ASAP. + * Assume a monitor resolution of 96 dpi to + * get a somewhat reasonable screen size. */ - if (drm_WARN_ONCE(dev, i != sdev->nformats, - "format conversion helpers required for %p4cc", - &sdev->format->format)) { - sdev->nformats = 1; - } + const struct drm_display_mode mode = { + DRM_MODE_INIT(60, width, height, + DRM_MODE_RES_MM(width, 96ul), + DRM_MODE_RES_MM(height, 96ul)) + }; -out: - *nformats_out = sdev->nformats; - return sdev->formats; + return mode; } static struct simpledrm_device *simpledrm_device_create(struct drm_driver *drv, @@ -728,7 +660,6 @@ static struct simpledrm_device *simpledrm_device_create(struct drm_driver *drv, struct drm_encoder *encoder; struct drm_connector *connector; unsigned long max_width, max_height; - const uint32_t *formats; size_t nformats; int ret; @@ -840,11 +771,14 @@ static struct simpledrm_device *simpledrm_device_create(struct drm_driver *drv, /* Primary plane */ - formats = simpledrm_device_formats(sdev, &nformats); + nformats = drm_fb_build_fourcc_list(dev, &format->format, 1, + simpledrm_primary_plane_formats, + ARRAY_SIZE(simpledrm_primary_plane_formats), + sdev->formats, ARRAY_SIZE(sdev->formats)); primary_plane = &sdev->primary_plane; ret = drm_universal_plane_init(dev, primary_plane, 0, &simpledrm_primary_plane_funcs, - formats, nformats, + sdev->formats, nformats, simpledrm_primary_plane_format_modifiers, DRM_PLANE_TYPE_PRIMARY, NULL); if (ret) diff --git a/drivers/gpu/drm/tiny/st7735r.c b/drivers/gpu/drm/tiny/st7735r.c index d2042a0f02dd..c36ba08acda1 100644 --- a/drivers/gpu/drm/tiny/st7735r.c +++ b/drivers/gpu/drm/tiny/st7735r.c @@ -133,6 +133,7 @@ out_exit: } static const struct drm_simple_display_pipe_funcs st7735r_pipe_funcs = { + .mode_valid = mipi_dbi_pipe_mode_valid, .enable = st7735r_pipe_enable, .disable = mipi_dbi_pipe_disable, .update = mipi_dbi_pipe_update, diff --git a/drivers/gpu/drm/udl/udl_drv.c b/drivers/gpu/drm/udl/udl_drv.c index 5703277c6f52..91effdcefb6d 100644 --- a/drivers/gpu/drm/udl/udl_drv.c +++ b/drivers/gpu/drm/udl/udl_drv.c @@ -21,8 +21,14 @@ static int udl_usb_suspend(struct usb_interface *interface, pm_message_t message) { struct drm_device *dev = usb_get_intfdata(interface); + int ret; - return drm_mode_config_helper_suspend(dev); + ret = drm_mode_config_helper_suspend(dev); + if (ret) + return ret; + + udl_sync_pending_urbs(dev); + return 0; } static int udl_usb_resume(struct usb_interface *interface) @@ -32,6 +38,16 @@ static int udl_usb_resume(struct usb_interface *interface) return drm_mode_config_helper_resume(dev); } +static int udl_usb_reset_resume(struct usb_interface *interface) +{ + struct drm_device *dev = usb_get_intfdata(interface); + struct udl_device *udl = to_udl(dev); + + udl_select_std_channel(udl); + + return drm_mode_config_helper_resume(dev); +} + /* * FIXME: Dma-buf sharing requires DMA support by the importing device. * This function is a workaround to make USB devices work as well. @@ -140,6 +156,7 @@ static struct usb_driver udl_driver = { .disconnect = udl_usb_disconnect, .suspend = udl_usb_suspend, .resume = udl_usb_resume, + .reset_resume = udl_usb_reset_resume, .id_table = id_table, }; module_usb_driver(udl_driver); diff --git a/drivers/gpu/drm/udl/udl_drv.h b/drivers/gpu/drm/udl/udl_drv.h index 28aaf75d71cf..b4cc7cc568c7 100644 --- a/drivers/gpu/drm/udl/udl_drv.h +++ b/drivers/gpu/drm/udl/udl_drv.h @@ -39,7 +39,6 @@ struct urb_node { struct urb_list { struct list_head list; - struct list_head in_flight; spinlock_t lock; wait_queue_head_t sleep; int available; @@ -75,17 +74,10 @@ static inline struct usb_device *udl_to_usb_device(struct udl_device *udl) int udl_modeset_init(struct drm_device *dev); struct drm_connector *udl_connector_init(struct drm_device *dev); -struct urb *udl_get_urb_timeout(struct drm_device *dev, long timeout); - -#define GET_URB_TIMEOUT HZ -static inline struct urb *udl_get_urb(struct drm_device *dev) -{ - return udl_get_urb_timeout(dev, GET_URB_TIMEOUT); -} +struct urb *udl_get_urb(struct drm_device *dev); int udl_submit_urb(struct drm_device *dev, struct urb *urb, size_t len); -int udl_sync_pending_urbs(struct drm_device *dev); -void udl_kill_pending_urbs(struct drm_device *dev); +void udl_sync_pending_urbs(struct drm_device *dev); void udl_urb_completion(struct urb *urb); int udl_init(struct udl_device *udl); @@ -95,6 +87,7 @@ int udl_render_hline(struct drm_device *dev, int log_bpp, struct urb **urb_ptr, u32 byte_offset, u32 device_byte_offset, u32 byte_width); int udl_drop_usb(struct drm_device *dev); +int udl_select_std_channel(struct udl_device *udl); #define CMD_WRITE_RAW8 "\xAF\x60" /**< 8 bit raw write command. */ #define CMD_WRITE_RL8 "\xAF\x61" /**< 8 bit run length command. */ diff --git a/drivers/gpu/drm/udl/udl_main.c b/drivers/gpu/drm/udl/udl_main.c index fdafbf8f3c3c..061cb88c08a2 100644 --- a/drivers/gpu/drm/udl/udl_main.c +++ b/drivers/gpu/drm/udl/udl_main.c @@ -20,9 +20,11 @@ #define NR_USB_REQUEST_CHANNEL 0x12 #define MAX_TRANSFER (PAGE_SIZE*16 - BULK_SIZE) -#define WRITES_IN_FLIGHT (4) +#define WRITES_IN_FLIGHT (20) #define MAX_VENDOR_DESCRIPTOR_SIZE 256 +static struct urb *udl_get_urb_locked(struct udl_device *udl, long timeout); + static int udl_parse_vendor_descriptor(struct udl_device *udl) { struct usb_device *udev = udl_to_usb_device(udl); @@ -92,7 +94,7 @@ success: /* * Need to ensure a channel is selected before submitting URBs */ -static int udl_select_std_channel(struct udl_device *udl) +int udl_select_std_channel(struct udl_device *udl) { static const u8 set_def_chn[] = {0x57, 0xCD, 0xDC, 0xA7, 0x1C, 0x88, 0x5E, 0x15, @@ -126,6 +128,7 @@ void udl_urb_completion(struct urb *urb) if (urb->status) { if (!(urb->status == -ENOENT || urb->status == -ECONNRESET || + urb->status == -EPROTO || urb->status == -ESHUTDOWN)) { DRM_ERROR("%s - nonzero write bulk status received: %d\n", __func__, urb->status); @@ -135,7 +138,7 @@ void udl_urb_completion(struct urb *urb) urb->transfer_buffer_length = udl->urbs.size; /* reset to actual */ spin_lock_irqsave(&udl->urbs.lock, flags); - list_move(&unode->entry, &udl->urbs.list); + list_add_tail(&unode->entry, &udl->urbs.list); udl->urbs.available++; spin_unlock_irqrestore(&udl->urbs.lock, flags); @@ -145,15 +148,17 @@ void udl_urb_completion(struct urb *urb) static void udl_free_urb_list(struct drm_device *dev) { struct udl_device *udl = to_udl(dev); - int count = udl->urbs.count; struct urb_node *unode; struct urb *urb; DRM_DEBUG("Waiting for completes and freeing all render urbs\n"); /* keep waiting and freeing, until we've got 'em all */ - while (count--) { - urb = udl_get_urb_timeout(dev, MAX_SCHEDULE_TIMEOUT); + while (udl->urbs.count) { + spin_lock_irq(&udl->urbs.lock); + urb = udl_get_urb_locked(udl, MAX_SCHEDULE_TIMEOUT); + udl->urbs.count--; + spin_unlock_irq(&udl->urbs.lock); if (WARN_ON(!urb)) break; unode = urb->context; @@ -163,7 +168,8 @@ static void udl_free_urb_list(struct drm_device *dev) usb_free_urb(urb); kfree(unode); } - udl->urbs.count = 0; + + wake_up_all(&udl->urbs.sleep); } static int udl_alloc_urb_list(struct drm_device *dev, int count, size_t size) @@ -176,16 +182,14 @@ static int udl_alloc_urb_list(struct drm_device *dev, int count, size_t size) struct usb_device *udev = udl_to_usb_device(udl); spin_lock_init(&udl->urbs.lock); - -retry: - udl->urbs.size = size; INIT_LIST_HEAD(&udl->urbs.list); - INIT_LIST_HEAD(&udl->urbs.in_flight); - init_waitqueue_head(&udl->urbs.sleep); udl->urbs.count = 0; udl->urbs.available = 0; +retry: + udl->urbs.size = size; + while (udl->urbs.count * size < wanted_size) { unode = kzalloc(sizeof(struct urb_node), GFP_KERNEL); if (!unode) @@ -228,43 +232,56 @@ retry: return udl->urbs.count; } -struct urb *udl_get_urb_timeout(struct drm_device *dev, long timeout) +static struct urb *udl_get_urb_locked(struct udl_device *udl, long timeout) { - struct udl_device *udl = to_udl(dev); - struct urb_node *unode = NULL; + struct urb_node *unode; - if (!udl->urbs.count) - return NULL; + assert_spin_locked(&udl->urbs.lock); /* Wait for an in-flight buffer to complete and get re-queued */ - spin_lock_irq(&udl->urbs.lock); if (!wait_event_lock_irq_timeout(udl->urbs.sleep, + !udl->urbs.count || !list_empty(&udl->urbs.list), udl->urbs.lock, timeout)) { DRM_INFO("wait for urb interrupted: available: %d\n", udl->urbs.available); - goto unlock; + return NULL; } + if (!udl->urbs.count) + return NULL; + unode = list_first_entry(&udl->urbs.list, struct urb_node, entry); - list_move(&unode->entry, &udl->urbs.in_flight); + list_del_init(&unode->entry); udl->urbs.available--; -unlock: - spin_unlock_irq(&udl->urbs.lock); return unode ? unode->urb : NULL; } +#define GET_URB_TIMEOUT HZ +struct urb *udl_get_urb(struct drm_device *dev) +{ + struct udl_device *udl = to_udl(dev); + struct urb *urb; + + spin_lock_irq(&udl->urbs.lock); + urb = udl_get_urb_locked(udl, GET_URB_TIMEOUT); + spin_unlock_irq(&udl->urbs.lock); + return urb; +} + int udl_submit_urb(struct drm_device *dev, struct urb *urb, size_t len) { struct udl_device *udl = to_udl(dev); int ret; - if (WARN_ON(len > udl->urbs.size)) - return -EINVAL; - + if (WARN_ON(len > udl->urbs.size)) { + ret = -EINVAL; + goto error; + } urb->transfer_buffer_length = len; /* set to actual payload len */ ret = usb_submit_urb(urb, GFP_ATOMIC); + error: if (ret) { udl_urb_completion(urb); /* because no one else will */ DRM_ERROR("usb_submit_urb error %x\n", ret); @@ -273,36 +290,17 @@ int udl_submit_urb(struct drm_device *dev, struct urb *urb, size_t len) } /* wait until all pending URBs have been processed */ -int udl_sync_pending_urbs(struct drm_device *dev) +void udl_sync_pending_urbs(struct drm_device *dev) { struct udl_device *udl = to_udl(dev); - int ret = 0; spin_lock_irq(&udl->urbs.lock); /* 2 seconds as a sane timeout */ if (!wait_event_lock_irq_timeout(udl->urbs.sleep, - list_empty(&udl->urbs.in_flight), + udl->urbs.available == udl->urbs.count, udl->urbs.lock, msecs_to_jiffies(2000))) - ret = -ETIMEDOUT; - spin_unlock_irq(&udl->urbs.lock); - return ret; -} - -/* kill pending URBs */ -void udl_kill_pending_urbs(struct drm_device *dev) -{ - struct udl_device *udl = to_udl(dev); - struct urb_node *unode; - - spin_lock_irq(&udl->urbs.lock); - while (!list_empty(&udl->urbs.in_flight)) { - unode = list_first_entry(&udl->urbs.in_flight, - struct urb_node, entry); - spin_unlock_irq(&udl->urbs.lock); - usb_kill_urb(unode->urb); - spin_lock_irq(&udl->urbs.lock); - } + drm_err(dev, "Timeout for syncing pending URBs\n"); spin_unlock_irq(&udl->urbs.lock); } @@ -354,7 +352,6 @@ int udl_drop_usb(struct drm_device *dev) { struct udl_device *udl = to_udl(dev); - udl_kill_pending_urbs(dev); udl_free_urb_list(dev); put_device(udl->dmadev); udl->dmadev = NULL; diff --git a/drivers/gpu/drm/udl/udl_modeset.c b/drivers/gpu/drm/udl/udl_modeset.c index 169110d8fc2e..ec6876f449f3 100644 --- a/drivers/gpu/drm/udl/udl_modeset.c +++ b/drivers/gpu/drm/udl/udl_modeset.c @@ -242,38 +242,15 @@ static long udl_log_cpp(unsigned int cpp) return __ffs(cpp); } -static int udl_aligned_damage_clip(struct drm_rect *clip, int x, int y, - int width, int height) -{ - int x1, x2; - - if (WARN_ON_ONCE(x < 0) || - WARN_ON_ONCE(y < 0) || - WARN_ON_ONCE(width < 0) || - WARN_ON_ONCE(height < 0)) - return -EINVAL; - - x1 = ALIGN_DOWN(x, sizeof(unsigned long)); - x2 = ALIGN(width + (x - x1), sizeof(unsigned long)) + x1; - - clip->x1 = x1; - clip->y1 = y; - clip->x2 = x2; - clip->y2 = y + height; - - return 0; -} - static int udl_handle_damage(struct drm_framebuffer *fb, const struct iosys_map *map, - int x, int y, int width, int height) + const struct drm_rect *clip) { struct drm_device *dev = fb->dev; void *vaddr = map->vaddr; /* TODO: Use mapping abstraction properly */ int i, ret; char *cmd; struct urb *urb; - struct drm_rect clip; int log_bpp; ret = udl_log_cpp(fb->format->cpp[0]); @@ -281,12 +258,6 @@ static int udl_handle_damage(struct drm_framebuffer *fb, return ret; log_bpp = ret; - ret = udl_aligned_damage_clip(&clip, x, y, width, height); - if (ret) - return ret; - else if ((clip.x2 > fb->width) || (clip.y2 > fb->height)) - return -EINVAL; - ret = drm_gem_fb_begin_cpu_access(fb, DMA_FROM_DEVICE); if (ret) return ret; @@ -298,11 +269,11 @@ static int udl_handle_damage(struct drm_framebuffer *fb, } cmd = urb->transfer_buffer; - for (i = clip.y1; i < clip.y2; i++) { + for (i = clip->y1; i < clip->y2; i++) { const int line_offset = fb->pitches[0] * i; - const int byte_offset = line_offset + (clip.x1 << log_bpp); - const int dev_byte_offset = (fb->width * i + clip.x1) << log_bpp; - const int byte_width = (clip.x2 - clip.x1) << log_bpp; + const int byte_offset = line_offset + (clip->x1 << log_bpp); + const int dev_byte_offset = (fb->width * i + clip->x1) << log_bpp; + const int byte_width = drm_rect_width(clip) << log_bpp; ret = udl_render_hline(dev, log_bpp, &urb, (char *)vaddr, &cmd, byte_offset, dev_byte_offset, byte_width); @@ -355,6 +326,7 @@ udl_simple_display_pipe_enable(struct drm_simple_display_pipe *pipe, struct udl_device *udl = to_udl(dev); struct drm_display_mode *mode = &crtc_state->mode; struct drm_shadow_plane_state *shadow_plane_state = to_drm_shadow_plane_state(plane_state); + struct drm_rect clip = DRM_RECT_INIT(0, 0, fb->width, fb->height); char *buf; char *wrptr; int color_depth = UDL_COLOR_DEPTH_16BPP; @@ -380,10 +352,7 @@ udl_simple_display_pipe_enable(struct drm_simple_display_pipe *pipe, udl->mode_buf_len = wrptr - buf; - udl_handle_damage(fb, &shadow_plane_state->data[0], 0, 0, fb->width, fb->height); - - if (!crtc_state->mode_changed) - return; + udl_handle_damage(fb, &shadow_plane_state->data[0], &clip); /* enable display */ udl_crtc_write_mode_to_hw(crtc); @@ -397,8 +366,6 @@ udl_simple_display_pipe_disable(struct drm_simple_display_pipe *pipe) struct urb *urb; char *buf; - udl_kill_pending_urbs(dev); - urb = udl_get_urb(dev); if (!urb) return; @@ -410,8 +377,6 @@ udl_simple_display_pipe_disable(struct drm_simple_display_pipe *pipe) buf = udl_dummy_render(buf); udl_submit_urb(dev, urb, buf - (char *)urb->transfer_buffer); - - udl_sync_pending_urbs(dev); } static void @@ -427,8 +392,7 @@ udl_simple_display_pipe_update(struct drm_simple_display_pipe *pipe, return; if (drm_atomic_helper_damage_merged(old_plane_state, state, &rect)) - udl_handle_damage(fb, &shadow_plane_state->data[0], rect.x1, rect.y1, - rect.x2 - rect.x1, rect.y2 - rect.y1); + udl_handle_damage(fb, &shadow_plane_state->data[0], &rect); } static const struct drm_simple_display_pipe_funcs udl_simple_display_pipe_funcs = { @@ -483,6 +447,7 @@ int udl_modeset_init(struct drm_device *dev) format_count, NULL, connector); if (ret) return ret; + drm_plane_enable_fb_damage_clips(&udl->display_pipe.plane); drm_mode_config_reset(dev); diff --git a/drivers/gpu/drm/udl/udl_transfer.c b/drivers/gpu/drm/udl/udl_transfer.c index 176ef2a6a731..b57844632dbd 100644 --- a/drivers/gpu/drm/udl/udl_transfer.c +++ b/drivers/gpu/drm/udl/udl_transfer.c @@ -25,46 +25,6 @@ #define MIN_RAW_PIX_BYTES 2 #define MIN_RAW_CMD_BYTES (RAW_HEADER_BYTES + MIN_RAW_PIX_BYTES) -/* - * Trims identical data from front and back of line - * Sets new front buffer address and width - * And returns byte count of identical pixels - * Assumes CPU natural alignment (unsigned long) - * for back and front buffer ptrs and width - */ -#if 0 -static int udl_trim_hline(const u8 *bback, const u8 **bfront, int *width_bytes) -{ - int j, k; - const unsigned long *back = (const unsigned long *) bback; - const unsigned long *front = (const unsigned long *) *bfront; - const int width = *width_bytes / sizeof(unsigned long); - int identical = width; - int start = width; - int end = width; - - for (j = 0; j < width; j++) { - if (back[j] != front[j]) { - start = j; - break; - } - } - - for (k = width - 1; k > j; k--) { - if (back[k] != front[k]) { - end = k+1; - break; - } - } - - identical = start + (width - end); - *bfront = (u8 *) &front[start]; - *width_bytes = (end - start) * sizeof(unsigned long); - - return identical * sizeof(unsigned long); -} -#endif - static inline u16 pixel32_to_be16(const uint32_t pixel) { return (((pixel >> 3) & 0x001f) | @@ -220,8 +180,11 @@ int udl_render_hline(struct drm_device *dev, int log_bpp, struct urb **urb_ptr, u8 *cmd = *urb_buf_ptr; u8 *cmd_end = (u8 *) urb->transfer_buffer + urb->transfer_buffer_length; - if (WARN_ON(!(log_bpp == 1 || log_bpp == 2))) + if (WARN_ON(!(log_bpp == 1 || log_bpp == 2))) { + /* need to finish URB at error from this function */ + udl_urb_completion(urb); return -EINVAL; + } line_start = (u8 *) (front + byte_offset); next_pixel = line_start; diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index 25299fbc083b..64f9feabf43e 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -124,6 +124,23 @@ static unsigned long long vc4_hdmi_encoder_compute_mode_clock(const struct drm_display_mode *mode, unsigned int bpc, enum vc4_hdmi_output_format fmt); +static bool vc4_hdmi_supports_scrambling(struct drm_encoder *encoder) +{ + struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder); + struct drm_display_info *display = &vc4_hdmi->connector.display_info; + + lockdep_assert_held(&vc4_hdmi->mutex); + + if (!display->is_hdmi) + return false; + + if (!display->hdmi.scdc.supported || + !display->hdmi.scdc.scrambling.supported) + return false; + + return true; +} + static bool vc4_hdmi_mode_needs_scrambling(const struct drm_display_mode *mode, unsigned int bpc, enum vc4_hdmi_output_format fmt) @@ -271,47 +288,172 @@ static void vc4_hdmi_cec_update_clk_div(struct vc4_hdmi *vc4_hdmi) static void vc4_hdmi_cec_update_clk_div(struct vc4_hdmi *vc4_hdmi) {} #endif -static void vc4_hdmi_enable_scrambling(struct drm_encoder *encoder); +static int reset_pipe(struct drm_crtc *crtc, + struct drm_modeset_acquire_ctx *ctx) +{ + struct drm_atomic_state *state; + struct drm_crtc_state *crtc_state; + int ret; + + state = drm_atomic_state_alloc(crtc->dev); + if (!state) + return -ENOMEM; -static enum drm_connector_status -vc4_hdmi_connector_detect(struct drm_connector *connector, bool force) + state->acquire_ctx = ctx; + + crtc_state = drm_atomic_get_crtc_state(state, crtc); + if (IS_ERR(crtc_state)) { + ret = PTR_ERR(crtc_state); + goto out; + } + + crtc_state->connectors_changed = true; + + ret = drm_atomic_commit(state); +out: + drm_atomic_state_put(state); + + return ret; +} + +static int vc4_hdmi_reset_link(struct drm_connector *connector, + struct drm_modeset_acquire_ctx *ctx) { + struct drm_device *drm = connector->dev; struct vc4_hdmi *vc4_hdmi = connector_to_vc4_hdmi(connector); - bool connected = false; + struct drm_encoder *encoder = &vc4_hdmi->encoder.base; + struct drm_connector_state *conn_state; + struct drm_crtc_state *crtc_state; + struct drm_crtc *crtc; + bool scrambling_needed; + u8 config; + int ret; - mutex_lock(&vc4_hdmi->mutex); + if (!connector) + return 0; + + ret = drm_modeset_lock(&drm->mode_config.connection_mutex, ctx); + if (ret) + return ret; + + conn_state = connector->state; + crtc = conn_state->crtc; + if (!crtc) + return 0; + + ret = drm_modeset_lock(&crtc->mutex, ctx); + if (ret) + return ret; + + crtc_state = crtc->state; + if (!crtc_state->active) + return 0; + + if (!vc4_hdmi_supports_scrambling(encoder)) + return 0; + + scrambling_needed = vc4_hdmi_mode_needs_scrambling(&vc4_hdmi->saved_adjusted_mode, + vc4_hdmi->output_bpc, + vc4_hdmi->output_format); + if (!scrambling_needed) + return 0; + + if (conn_state->commit && + !try_wait_for_completion(&conn_state->commit->hw_done)) + return 0; + + ret = drm_scdc_readb(connector->ddc, SCDC_TMDS_CONFIG, &config); + if (ret < 0) { + drm_err(drm, "Failed to read TMDS config: %d\n", ret); + return 0; + } + + if (!!(config & SCDC_SCRAMBLING_ENABLE) == scrambling_needed) + return 0; + + /* + * HDMI 2.0 says that one should not send scrambled data + * prior to configuring the sink scrambling, and that + * TMDS clock/data transmission should be suspended when + * changing the TMDS clock rate in the sink. So let's + * just do a full modeset here, even though some sinks + * would be perfectly happy if were to just reconfigure + * the SCDC settings on the fly. + */ + return reset_pipe(crtc, ctx); +} + +static void vc4_hdmi_handle_hotplug(struct vc4_hdmi *vc4_hdmi, + struct drm_modeset_acquire_ctx *ctx, + enum drm_connector_status status) +{ + struct drm_connector *connector = &vc4_hdmi->connector; + struct edid *edid; + + /* + * NOTE: This function should really be called with + * vc4_hdmi->mutex held, but doing so results in reentrancy + * issues since cec_s_phys_addr_from_edid might call + * .adap_enable, which leads to that funtion being called with + * our mutex held. + * + * A similar situation occurs with + * drm_atomic_helper_connector_hdmi_reset_link() that will call + * into our KMS hooks if the scrambling was enabled. + * + * Concurrency isn't an issue at the moment since we don't share + * any state with any of the other frameworks so we can ignore + * the lock for now. + */ + + if (status == connector_status_disconnected) { + cec_phys_addr_invalidate(vc4_hdmi->cec_adap); + return; + } + + edid = drm_get_edid(connector, vc4_hdmi->ddc); + if (!edid) + return; + + cec_s_phys_addr_from_edid(vc4_hdmi->cec_adap, edid); + kfree(edid); + + vc4_hdmi_reset_link(connector, ctx); +} + +static int vc4_hdmi_connector_detect_ctx(struct drm_connector *connector, + struct drm_modeset_acquire_ctx *ctx, + bool force) +{ + struct vc4_hdmi *vc4_hdmi = connector_to_vc4_hdmi(connector); + enum drm_connector_status status = connector_status_disconnected; + + /* + * NOTE: This function should really take vc4_hdmi->mutex, but + * doing so results in reentrancy issues since + * vc4_hdmi_handle_hotplug() can call into other functions that + * would take the mutex while it's held here. + * + * Concurrency isn't an issue at the moment since we don't share + * any state with any of the other frameworks so we can ignore + * the lock for now. + */ WARN_ON(pm_runtime_resume_and_get(&vc4_hdmi->pdev->dev)); if (vc4_hdmi->hpd_gpio) { if (gpiod_get_value_cansleep(vc4_hdmi->hpd_gpio)) - connected = true; + status = connector_status_connected; } else { if (vc4_hdmi->variant->hp_detect && vc4_hdmi->variant->hp_detect(vc4_hdmi)) - connected = true; - } - - if (connected) { - if (connector->status != connector_status_connected) { - struct edid *edid = drm_get_edid(connector, vc4_hdmi->ddc); - - if (edid) { - cec_s_phys_addr_from_edid(vc4_hdmi->cec_adap, edid); - kfree(edid); - } - } - - vc4_hdmi_enable_scrambling(&vc4_hdmi->encoder.base); - pm_runtime_put(&vc4_hdmi->pdev->dev); - mutex_unlock(&vc4_hdmi->mutex); - return connector_status_connected; + status = connector_status_connected; } - cec_phys_addr_invalidate(vc4_hdmi->cec_adap); + vc4_hdmi_handle_hotplug(vc4_hdmi, ctx, status); pm_runtime_put(&vc4_hdmi->pdev->dev); - mutex_unlock(&vc4_hdmi->mutex); - return connector_status_disconnected; + + return status; } static int vc4_hdmi_connector_get_modes(struct drm_connector *connector) @@ -320,14 +462,21 @@ static int vc4_hdmi_connector_get_modes(struct drm_connector *connector) int ret = 0; struct edid *edid; - mutex_lock(&vc4_hdmi->mutex); + /* + * NOTE: This function should really take vc4_hdmi->mutex, but + * doing so results in reentrancy issues since + * cec_s_phys_addr_from_edid might call .adap_enable, which + * leads to that funtion being called with our mutex held. + * + * Concurrency isn't an issue at the moment since we don't share + * any state with any of the other frameworks so we can ignore + * the lock for now. + */ edid = drm_get_edid(connector, vc4_hdmi->ddc); cec_s_phys_addr_from_edid(vc4_hdmi->cec_adap, edid); - if (!edid) { - ret = -ENODEV; - goto out; - } + if (!edid) + return -ENODEV; drm_connector_update_edid_property(connector, edid); ret = drm_add_edid_modes(connector, edid); @@ -335,7 +484,7 @@ static int vc4_hdmi_connector_get_modes(struct drm_connector *connector) if (vc4_hdmi->disable_4kp60) { struct drm_device *drm = connector->dev; - struct drm_display_mode *mode; + const struct drm_display_mode *mode; list_for_each_entry(mode, &connector->probed_modes, head) { if (vc4_hdmi_mode_needs_scrambling(mode, 8, VC4_HDMI_OUTPUT_RGB)) { @@ -345,9 +494,6 @@ static int vc4_hdmi_connector_get_modes(struct drm_connector *connector) } } -out: - mutex_unlock(&vc4_hdmi->mutex); - return ret; } @@ -419,7 +565,6 @@ vc4_hdmi_connector_duplicate_state(struct drm_connector *connector) } static const struct drm_connector_funcs vc4_hdmi_connector_funcs = { - .detect = vc4_hdmi_connector_detect, .fill_modes = drm_helper_probe_single_connector_modes, .reset = vc4_hdmi_connector_reset, .atomic_duplicate_state = vc4_hdmi_connector_duplicate_state, @@ -427,6 +572,7 @@ static const struct drm_connector_funcs vc4_hdmi_connector_funcs = { }; static const struct drm_connector_helper_funcs vc4_hdmi_connector_helper_funcs = { + .detect_ctx = vc4_hdmi_connector_detect_ctx, .get_modes = vc4_hdmi_connector_get_modes, .atomic_check = vc4_hdmi_connector_atomic_check, }; @@ -708,37 +854,19 @@ static void vc4_hdmi_set_infoframes(struct drm_encoder *encoder) vc4_hdmi_set_hdr_infoframe(encoder); } -static bool vc4_hdmi_supports_scrambling(struct drm_encoder *encoder, - struct drm_display_mode *mode) -{ - struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder); - struct drm_display_info *display = &vc4_hdmi->connector.display_info; - - lockdep_assert_held(&vc4_hdmi->mutex); - - if (!display->is_hdmi) - return false; - - if (!display->hdmi.scdc.supported || - !display->hdmi.scdc.scrambling.supported) - return false; - - return true; -} - #define SCRAMBLING_POLLING_DELAY_MS 1000 static void vc4_hdmi_enable_scrambling(struct drm_encoder *encoder) { struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder); struct drm_device *drm = vc4_hdmi->connector.dev; - struct drm_display_mode *mode = &vc4_hdmi->saved_adjusted_mode; + const struct drm_display_mode *mode = &vc4_hdmi->saved_adjusted_mode; unsigned long flags; int idx; lockdep_assert_held(&vc4_hdmi->mutex); - if (!vc4_hdmi_supports_scrambling(encoder, mode)) + if (!vc4_hdmi_supports_scrambling(encoder)) return; if (!vc4_hdmi_mode_needs_scrambling(mode, @@ -1077,7 +1205,7 @@ static void vc5_hdmi_csc_setup(struct vc4_hdmi *vc4_hdmi, static void vc4_hdmi_set_timings(struct vc4_hdmi *vc4_hdmi, struct drm_connector_state *state, - struct drm_display_mode *mode) + const struct drm_display_mode *mode) { struct drm_device *drm = vc4_hdmi->connector.dev; bool hsync_pos = mode->flags & DRM_MODE_FLAG_PHSYNC; @@ -1141,7 +1269,7 @@ static void vc4_hdmi_set_timings(struct vc4_hdmi *vc4_hdmi, static void vc5_hdmi_set_timings(struct vc4_hdmi *vc4_hdmi, struct drm_connector_state *state, - struct drm_display_mode *mode) + const struct drm_display_mode *mode) { struct drm_device *drm = vc4_hdmi->connector.dev; const struct vc4_hdmi_connector_state *vc4_state = @@ -1303,7 +1431,7 @@ static void vc4_hdmi_encoder_pre_crtc_configure(struct drm_encoder *encoder, drm_atomic_get_new_connector_state(state, connector); struct vc4_hdmi_connector_state *vc4_conn_state = conn_state_to_vc4_hdmi_conn_state(conn_state); - struct drm_display_mode *mode = &vc4_hdmi->saved_adjusted_mode; + const struct drm_display_mode *mode = &vc4_hdmi->saved_adjusted_mode; unsigned long tmds_char_rate = vc4_conn_state->tmds_char_rate; unsigned long bvb_rate, hsm_rate; unsigned long flags; @@ -1416,7 +1544,7 @@ static void vc4_hdmi_encoder_pre_crtc_enable(struct drm_encoder *encoder, struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder); struct drm_device *drm = vc4_hdmi->connector.dev; struct drm_connector *connector = &vc4_hdmi->connector; - struct drm_display_mode *mode = &vc4_hdmi->saved_adjusted_mode; + const struct drm_display_mode *mode = &vc4_hdmi->saved_adjusted_mode; struct drm_connector_state *conn_state = drm_atomic_get_new_connector_state(state, connector); unsigned long flags; @@ -1445,7 +1573,7 @@ static void vc4_hdmi_encoder_post_crtc_enable(struct drm_encoder *encoder, { struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder); struct drm_device *drm = vc4_hdmi->connector.dev; - struct drm_display_mode *mode = &vc4_hdmi->saved_adjusted_mode; + const struct drm_display_mode *mode = &vc4_hdmi->saved_adjusted_mode; struct drm_display_info *display = &vc4_hdmi->connector.display_info; bool hsync_pos = mode->flags & DRM_MODE_FLAG_PHSYNC; bool vsync_pos = mode->flags & DRM_MODE_FLAG_PVSYNC; @@ -2668,17 +2796,6 @@ static int vc4_hdmi_cec_enable(struct cec_adapter *adap) int ret; int idx; - /* - * NOTE: This function should really take vc4_hdmi->mutex, but doing so - * results in a reentrancy since cec_s_phys_addr_from_edid() called in - * .detect or .get_modes might call .adap_enable, which leads to this - * function being called with that mutex held. - * - * Concurrency is not an issue for the moment since we don't share any - * state with KMS, so we can ignore the lock for now, but we need to - * keep it in mind if we were to change that assumption. - */ - if (!drm_dev_enter(drm, &idx)) /* * We can't return an error code, because the CEC @@ -2693,6 +2810,8 @@ static int vc4_hdmi_cec_enable(struct cec_adapter *adap) return ret; } + mutex_lock(&vc4_hdmi->mutex); + spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); val = HDMI_READ(HDMI_CEC_CNTRL_5); @@ -2727,6 +2846,7 @@ static int vc4_hdmi_cec_enable(struct cec_adapter *adap) spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); + mutex_unlock(&vc4_hdmi->mutex); drm_dev_exit(idx); return 0; @@ -2747,16 +2867,7 @@ static int vc4_hdmi_cec_disable(struct cec_adapter *adap) */ return 0; - /* - * NOTE: This function should really take vc4_hdmi->mutex, but doing so - * results in a reentrancy since cec_s_phys_addr_from_edid() called in - * .detect or .get_modes might call .adap_enable, which leads to this - * function being called with that mutex held. - * - * Concurrency is not an issue for the moment since we don't share any - * state with KMS, so we can ignore the lock for now, but we need to - * keep it in mind if we were to change that assumption. - */ + mutex_lock(&vc4_hdmi->mutex); spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); @@ -2768,6 +2879,8 @@ static int vc4_hdmi_cec_disable(struct cec_adapter *adap) spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); + mutex_unlock(&vc4_hdmi->mutex); + pm_runtime_put(&vc4_hdmi->pdev->dev); drm_dev_exit(idx); @@ -2790,17 +2903,6 @@ static int vc4_hdmi_cec_adap_log_addr(struct cec_adapter *adap, u8 log_addr) unsigned long flags; int idx; - /* - * NOTE: This function should really take vc4_hdmi->mutex, but doing so - * results in a reentrancy since cec_s_phys_addr_from_edid() called in - * .detect or .get_modes might call .adap_enable, which leads to this - * function being called with that mutex held. - * - * Concurrency is not an issue for the moment since we don't share any - * state with KMS, so we can ignore the lock for now, but we need to - * keep it in mind if we were to change that assumption. - */ - if (!drm_dev_enter(drm, &idx)) /* * We can't return an error code, because the CEC @@ -2809,11 +2911,13 @@ static int vc4_hdmi_cec_adap_log_addr(struct cec_adapter *adap, u8 log_addr) */ return 0; + mutex_lock(&vc4_hdmi->mutex); spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); HDMI_WRITE(HDMI_CEC_CNTRL_1, (HDMI_READ(HDMI_CEC_CNTRL_1) & ~VC4_HDMI_CEC_ADDR_MASK) | (log_addr & 0xf) << VC4_HDMI_CEC_ADDR_SHIFT); spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); + mutex_unlock(&vc4_hdmi->mutex); drm_dev_exit(idx); @@ -2830,17 +2934,6 @@ static int vc4_hdmi_cec_adap_transmit(struct cec_adapter *adap, u8 attempts, unsigned int i; int idx; - /* - * NOTE: This function should really take vc4_hdmi->mutex, but doing so - * results in a reentrancy since cec_s_phys_addr_from_edid() called in - * .detect or .get_modes might call .adap_enable, which leads to this - * function being called with that mutex held. - * - * Concurrency is not an issue for the moment since we don't share any - * state with KMS, so we can ignore the lock for now, but we need to - * keep it in mind if we were to change that assumption. - */ - if (!drm_dev_enter(dev, &idx)) return -ENODEV; @@ -2850,6 +2943,8 @@ static int vc4_hdmi_cec_adap_transmit(struct cec_adapter *adap, u8 attempts, return -ENOMEM; } + mutex_lock(&vc4_hdmi->mutex); + spin_lock_irqsave(&vc4_hdmi->hw_lock, flags); for (i = 0; i < msg->len; i += 4) @@ -2869,7 +2964,7 @@ static int vc4_hdmi_cec_adap_transmit(struct cec_adapter *adap, u8 attempts, HDMI_WRITE(HDMI_CEC_CNTRL_1, val); spin_unlock_irqrestore(&vc4_hdmi->hw_lock, flags); - + mutex_unlock(&vc4_hdmi->mutex); drm_dev_exit(idx); return 0; diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.h b/drivers/gpu/drm/vc4/vc4_hdmi.h index 99b0bc1297be..db823efb2563 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.h +++ b/drivers/gpu/drm/vc4/vc4_hdmi.h @@ -72,7 +72,7 @@ struct vc4_hdmi_variant { /* Callback to configure the video timings in the HDMI block */ void (*set_timings)(struct vc4_hdmi *vc4_hdmi, struct drm_connector_state *state, - struct drm_display_mode *mode); + const struct drm_display_mode *mode); /* Callback to initialize the PHY according to the connector state */ void (*phy_init)(struct vc4_hdmi *vc4_hdmi, @@ -195,15 +195,7 @@ struct vc4_hdmi { /** * @mutex: Mutex protecting the driver access across multiple - * frameworks (KMS, ALSA). - * - * NOTE: While supported, CEC has been left out since - * cec_s_phys_addr_from_edid() might call .adap_enable and lead to a - * reentrancy issue between .get_modes (or .detect) and .adap_enable. - * Since we don't share any state between the CEC hooks and KMS', it's - * not a big deal. The only trouble might come from updating the CEC - * clock divider which might be affected by a modeset, but CEC should - * be resilient to that. + * frameworks (KMS, ALSA, CEC). */ struct mutex mutex; diff --git a/drivers/gpu/drm/vkms/vkms_plane.c b/drivers/gpu/drm/vkms/vkms_plane.c index f4319066adcc..c3a845220e10 100644 --- a/drivers/gpu/drm/vkms/vkms_plane.c +++ b/drivers/gpu/drm/vkms/vkms_plane.c @@ -105,11 +105,12 @@ static void vkms_plane_atomic_update(struct drm_plane *plane, struct drm_shadow_plane_state *shadow_plane_state; struct drm_framebuffer *fb = new_state->fb; struct vkms_frame_info *frame_info; - u32 fmt = fb->format->format; + u32 fmt; if (!new_state->crtc || !fb) return; + fmt = fb->format->format; vkms_plane_state = to_vkms_plane_state(new_state); shadow_plane_state = &vkms_plane_state->base; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h index be19aa6e1f13..09e2d738aa87 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h @@ -877,7 +877,6 @@ static inline void vmw_user_resource_noref_release(void) /** * Buffer object helper functions - vmwgfx_bo.c */ -extern bool vmw_bo_is_vmw_bo(struct ttm_buffer_object *bo); extern int vmw_bo_pin_in_placement(struct vmw_private *vmw_priv, struct vmw_buffer_object *bo, struct ttm_placement *placement, diff --git a/include/drm/drm_format_helper.h b/include/drm/drm_format_helper.h index caa181194335..eb5c98cf82b8 100644 --- a/include/drm/drm_format_helper.h +++ b/include/drm/drm_format_helper.h @@ -6,11 +6,15 @@ #ifndef __LINUX_DRM_FORMAT_HELPER_H #define __LINUX_DRM_FORMAT_HELPER_H -struct iosys_map; +#include <linux/types.h> + +struct drm_device; struct drm_format_info; struct drm_framebuffer; struct drm_rect; +struct iosys_map; + unsigned int drm_fb_clip_offset(unsigned int pitch, const struct drm_format_info *format, const struct drm_rect *clip); @@ -44,4 +48,9 @@ void drm_fb_xrgb8888_to_mono(struct iosys_map *dst, const unsigned int *dst_pitc const struct iosys_map *src, const struct drm_framebuffer *fb, const struct drm_rect *clip); +size_t drm_fb_build_fourcc_list(struct drm_device *dev, + const u32 *native_fourccs, size_t native_nfourccs, + const u32 *extra_fourccs, size_t extra_nfourccs, + u32 *fourccs_out, size_t nfourccs_out); + #endif /* __LINUX_DRM_FORMAT_HELPER_H */ diff --git a/include/drm/drm_mipi_dbi.h b/include/drm/drm_mipi_dbi.h index dad2f187b64b..14eaecb1825c 100644 --- a/include/drm/drm_mipi_dbi.h +++ b/include/drm/drm_mipi_dbi.h @@ -155,6 +155,8 @@ int mipi_dbi_dev_init_with_formats(struct mipi_dbi_dev *dbidev, int mipi_dbi_dev_init(struct mipi_dbi_dev *dbidev, const struct drm_simple_display_pipe_funcs *funcs, const struct drm_display_mode *mode, unsigned int rotation); +enum drm_mode_status mipi_dbi_pipe_mode_valid(struct drm_simple_display_pipe *pipe, + const struct drm_display_mode *mode); void mipi_dbi_pipe_update(struct drm_simple_display_pipe *pipe, struct drm_plane_state *old_state); void mipi_dbi_enable_flush(struct mipi_dbi_dev *dbidev, diff --git a/include/drm/drm_modes.h b/include/drm/drm_modes.h index a80ae9639e96..b0c680e6f670 100644 --- a/include/drm/drm_modes.h +++ b/include/drm/drm_modes.h @@ -139,6 +139,35 @@ enum drm_mode_status { .vscan = (vs), .flags = (f) /** + * DRM_MODE_RES_MM - Calculates the display size from resolution and DPI + * @res: The resolution in pixel + * @dpi: The number of dots per inch + */ +#define DRM_MODE_RES_MM(res, dpi) \ + (((res) * 254ul) / ((dpi) * 10ul)) + +#define __DRM_MODE_INIT(pix, hd, vd, hd_mm, vd_mm) \ + .type = DRM_MODE_TYPE_DRIVER, .clock = (pix), \ + .hdisplay = (hd), .hsync_start = (hd), .hsync_end = (hd), \ + .htotal = (hd), .vdisplay = (vd), .vsync_start = (vd), \ + .vsync_end = (vd), .vtotal = (vd), .width_mm = (hd_mm), \ + .height_mm = (vd_mm) + +/** + * DRM_MODE_INIT - Initialize display mode + * @hz: Vertical refresh rate in Hertz + * @hd: Horizontal resolution, width + * @vd: Vertical resolution, height + * @hd_mm: Display width in millimeters + * @vd_mm: Display height in millimeters + * + * This macro initializes a &drm_display_mode that contains information about + * refresh rate, resolution and physical size. + */ +#define DRM_MODE_INIT(hz, hd, vd, hd_mm, vd_mm) \ + __DRM_MODE_INIT((hd) * (vd) * (hz) / 1000 /* kHz */, hd, vd, hd_mm, vd_mm) + +/** * DRM_SIMPLE_MODE - Simple display mode * @hd: Horizontal resolution, width * @vd: Vertical resolution, height @@ -149,11 +178,7 @@ enum drm_mode_status { * resolution and physical size. */ #define DRM_SIMPLE_MODE(hd, vd, hd_mm, vd_mm) \ - .type = DRM_MODE_TYPE_DRIVER, .clock = 1 /* pass validation */, \ - .hdisplay = (hd), .hsync_start = (hd), .hsync_end = (hd), \ - .htotal = (hd), .vdisplay = (vd), .vsync_start = (vd), \ - .vsync_end = (vd), .vtotal = (vd), .width_mm = (hd_mm), \ - .height_mm = (vd_mm) + __DRM_MODE_INIT(1 /* pass validation */, hd, vd, hd_mm, vd_mm) #define CRTC_INTERLACE_HALVE_V (1 << 0) /* halve V values for interlacing */ #define CRTC_STEREO_DOUBLE (1 << 1) /* adjust timings for stereo modes */ diff --git a/include/drm/drm_probe_helper.h b/include/drm/drm_probe_helper.h index 8075e02aa865..5880daa14624 100644 --- a/include/drm/drm_probe_helper.h +++ b/include/drm/drm_probe_helper.h @@ -3,9 +3,10 @@ #ifndef __DRM_PROBE_HELPER_H__ #define __DRM_PROBE_HELPER_H__ -#include <linux/types.h> +#include <drm/drm_modes.h> struct drm_connector; +struct drm_crtc; struct drm_device; struct drm_modeset_acquire_ctx; @@ -26,7 +27,13 @@ void drm_kms_helper_poll_disable(struct drm_device *dev); void drm_kms_helper_poll_enable(struct drm_device *dev); bool drm_kms_helper_is_poll_worker(void); +enum drm_mode_status drm_crtc_helper_mode_valid_fixed(struct drm_crtc *crtc, + const struct drm_display_mode *mode, + const struct drm_display_mode *fixed_mode); + int drm_connector_helper_get_modes_from_ddc(struct drm_connector *connector); +int drm_connector_helper_get_modes_fixed(struct drm_connector *connector, + const struct drm_display_mode *fixed_mode); int drm_connector_helper_get_modes(struct drm_connector *connector); #endif |