diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-04-08 15:41:58 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-04-08 15:41:58 -0700 |
| commit | 636c8a8d85d0564222071f0caa4a4e6bf527efe5 (patch) | |
| tree | f1958f80f596cfcf496904f12a62662fa79ce990 /drivers | |
| parent | 39ec5cbed0bb1878d0b65af0c5e653e37e1945a5 (diff) | |
| parent | d48d5691ebf88a15d95ba96486917ffc79256536 (diff) | |
| download | linux-636c8a8d85d0564222071f0caa4a4e6bf527efe5.tar.bz2 | |
Merge tag 'usb-serial-4.6-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/johan/usb-serial into usb-linus
Johan writes:
USB-serial fixes for v4.6-rc3
Here are some new device ids.
Signed-off-by: Johan Hovold <johan@kernel.org>
Diffstat (limited to 'drivers')
97 files changed, 996 insertions, 801 deletions
diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c index b5e54f2da53d..0d92d0f915e9 100644 --- a/drivers/acpi/acpi_processor.c +++ b/drivers/acpi/acpi_processor.c @@ -491,6 +491,58 @@ static void acpi_processor_remove(struct acpi_device *device) } #endif /* CONFIG_ACPI_HOTPLUG_CPU */ +#ifdef CONFIG_X86 +static bool acpi_hwp_native_thermal_lvt_set; +static acpi_status __init acpi_hwp_native_thermal_lvt_osc(acpi_handle handle, + u32 lvl, + void *context, + void **rv) +{ + u8 sb_uuid_str[] = "4077A616-290C-47BE-9EBD-D87058713953"; + u32 capbuf[2]; + struct acpi_osc_context osc_context = { + .uuid_str = sb_uuid_str, + .rev = 1, + .cap.length = 8, + .cap.pointer = capbuf, + }; + + if (acpi_hwp_native_thermal_lvt_set) + return AE_CTRL_TERMINATE; + + capbuf[0] = 0x0000; + capbuf[1] = 0x1000; /* set bit 12 */ + + if (ACPI_SUCCESS(acpi_run_osc(handle, &osc_context))) { + if (osc_context.ret.pointer && osc_context.ret.length > 1) { + u32 *capbuf_ret = osc_context.ret.pointer; + + if (capbuf_ret[1] & 0x1000) { + acpi_handle_info(handle, + "_OSC native thermal LVT Acked\n"); + acpi_hwp_native_thermal_lvt_set = true; + } + } + kfree(osc_context.ret.pointer); + } + + return AE_OK; +} + +void __init acpi_early_processor_osc(void) +{ + if (boot_cpu_has(X86_FEATURE_HWP)) { + acpi_walk_namespace(ACPI_TYPE_PROCESSOR, ACPI_ROOT_OBJECT, + ACPI_UINT32_MAX, + acpi_hwp_native_thermal_lvt_osc, + NULL, NULL, NULL); + acpi_get_devices(ACPI_PROCESSOR_DEVICE_HID, + acpi_hwp_native_thermal_lvt_osc, + NULL, NULL); + } +} +#endif + /* * The following ACPI IDs are known to be suitable for representing as * processor devices. diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index 0e8567846f1a..c068c829b453 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -1019,6 +1019,9 @@ static int __init acpi_bus_init(void) goto error1; } + /* Set capability bits for _OSC under processor scope */ + acpi_early_processor_osc(); + /* * _OSC method may exist in module level code, * so it must be run after ACPI_FULL_INITIALIZATION diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h index a37508ef66c1..7c188472d9c2 100644 --- a/drivers/acpi/internal.h +++ b/drivers/acpi/internal.h @@ -145,6 +145,12 @@ void acpi_early_processor_set_pdc(void); static inline void acpi_early_processor_set_pdc(void) {} #endif +#ifdef CONFIG_X86 +void acpi_early_processor_osc(void); +#else +static inline void acpi_early_processor_osc(void) {} +#endif + /* -------------------------------------------------------------------------- Embedded Controller -------------------------------------------------------------------------- */ diff --git a/drivers/clk/mediatek/reset.c b/drivers/clk/mediatek/reset.c index 9e9fe4b19ac4..309049d41f1b 100644 --- a/drivers/clk/mediatek/reset.c +++ b/drivers/clk/mediatek/reset.c @@ -57,7 +57,7 @@ static int mtk_reset(struct reset_controller_dev *rcdev, return mtk_reset_deassert(rcdev, id); } -static struct reset_control_ops mtk_reset_ops = { +static const struct reset_control_ops mtk_reset_ops = { .assert = mtk_reset_assert, .deassert = mtk_reset_deassert, .reset = mtk_reset, diff --git a/drivers/clk/mmp/reset.c b/drivers/clk/mmp/reset.c index b54da1fe73f0..b4e4d6aa2631 100644 --- a/drivers/clk/mmp/reset.c +++ b/drivers/clk/mmp/reset.c @@ -74,7 +74,7 @@ static int mmp_clk_reset_deassert(struct reset_controller_dev *rcdev, return 0; } -static struct reset_control_ops mmp_clk_reset_ops = { +static const struct reset_control_ops mmp_clk_reset_ops = { .assert = mmp_clk_reset_assert, .deassert = mmp_clk_reset_deassert, }; diff --git a/drivers/clk/qcom/gcc-ipq4019.c b/drivers/clk/qcom/gcc-ipq4019.c index 5428efb9fbf5..3cd1af0af0d9 100644 --- a/drivers/clk/qcom/gcc-ipq4019.c +++ b/drivers/clk/qcom/gcc-ipq4019.c @@ -129,20 +129,10 @@ static const char * const gcc_xo_ddr_500_200[] = { }; #define F(f, s, h, m, n) { (f), (s), (2 * (h) - 1), (m), (n) } -#define P_XO 0 -#define FE_PLL_200 1 -#define FE_PLL_500 2 -#define DDRC_PLL_666 3 - -#define DDRC_PLL_666_SDCC 1 -#define FE_PLL_125_DLY 1 - -#define FE_PLL_WCSS2G 1 -#define FE_PLL_WCSS5G 1 static const struct freq_tbl ftbl_gcc_audio_pwm_clk[] = { F(48000000, P_XO, 1, 0, 0), - F(200000000, FE_PLL_200, 1, 0, 0), + F(200000000, P_FEPLL200, 1, 0, 0), { } }; @@ -334,15 +324,15 @@ static struct clk_branch gcc_blsp1_qup2_spi_apps_clk = { }; static const struct freq_tbl ftbl_gcc_blsp1_uart1_2_apps_clk[] = { - F(1843200, FE_PLL_200, 1, 144, 15625), - F(3686400, FE_PLL_200, 1, 288, 15625), - F(7372800, FE_PLL_200, 1, 576, 15625), - F(14745600, FE_PLL_200, 1, 1152, 15625), - F(16000000, FE_PLL_200, 1, 2, 25), + F(1843200, P_FEPLL200, 1, 144, 15625), + F(3686400, P_FEPLL200, 1, 288, 15625), + F(7372800, P_FEPLL200, 1, 576, 15625), + F(14745600, P_FEPLL200, 1, 1152, 15625), + F(16000000, P_FEPLL200, 1, 2, 25), F(24000000, P_XO, 1, 1, 2), - F(32000000, FE_PLL_200, 1, 4, 25), - F(40000000, FE_PLL_200, 1, 1, 5), - F(46400000, FE_PLL_200, 1, 29, 125), + F(32000000, P_FEPLL200, 1, 4, 25), + F(40000000, P_FEPLL200, 1, 1, 5), + F(46400000, P_FEPLL200, 1, 29, 125), F(48000000, P_XO, 1, 0, 0), { } }; @@ -410,9 +400,9 @@ static struct clk_branch gcc_blsp1_uart2_apps_clk = { }; static const struct freq_tbl ftbl_gcc_gp_clk[] = { - F(1250000, FE_PLL_200, 1, 16, 0), - F(2500000, FE_PLL_200, 1, 8, 0), - F(5000000, FE_PLL_200, 1, 4, 0), + F(1250000, P_FEPLL200, 1, 16, 0), + F(2500000, P_FEPLL200, 1, 8, 0), + F(5000000, P_FEPLL200, 1, 4, 0), { } }; @@ -512,11 +502,11 @@ static struct clk_branch gcc_gp3_clk = { static const struct freq_tbl ftbl_gcc_sdcc1_apps_clk[] = { F(144000, P_XO, 1, 3, 240), F(400000, P_XO, 1, 1, 0), - F(20000000, FE_PLL_500, 1, 1, 25), - F(25000000, FE_PLL_500, 1, 1, 20), - F(50000000, FE_PLL_500, 1, 1, 10), - F(100000000, FE_PLL_500, 1, 1, 5), - F(193000000, DDRC_PLL_666_SDCC, 1, 0, 0), + F(20000000, P_FEPLL500, 1, 1, 25), + F(25000000, P_FEPLL500, 1, 1, 20), + F(50000000, P_FEPLL500, 1, 1, 10), + F(100000000, P_FEPLL500, 1, 1, 5), + F(193000000, P_DDRPLL, 1, 0, 0), { } }; @@ -536,9 +526,9 @@ static struct clk_rcg2 sdcc1_apps_clk_src = { static const struct freq_tbl ftbl_gcc_apps_clk[] = { F(48000000, P_XO, 1, 0, 0), - F(200000000, FE_PLL_200, 1, 0, 0), - F(500000000, FE_PLL_500, 1, 0, 0), - F(626000000, DDRC_PLL_666, 1, 0, 0), + F(200000000, P_FEPLL200, 1, 0, 0), + F(500000000, P_FEPLL500, 1, 0, 0), + F(626000000, P_DDRPLLAPSS, 1, 0, 0), { } }; @@ -557,7 +547,7 @@ static struct clk_rcg2 apps_clk_src = { static const struct freq_tbl ftbl_gcc_apps_ahb_clk[] = { F(48000000, P_XO, 1, 0, 0), - F(100000000, FE_PLL_200, 2, 0, 0), + F(100000000, P_FEPLL200, 2, 0, 0), { } }; @@ -940,7 +930,7 @@ static struct clk_branch gcc_usb2_mock_utmi_clk = { }; static const struct freq_tbl ftbl_gcc_usb30_mock_utmi_clk[] = { - F(2000000, FE_PLL_200, 10, 0, 0), + F(2000000, P_FEPLL200, 10, 0, 0), { } }; @@ -1007,7 +997,7 @@ static struct clk_branch gcc_usb3_mock_utmi_clk = { }; static const struct freq_tbl ftbl_gcc_fephy_dly_clk[] = { - F(125000000, FE_PLL_125_DLY, 1, 0, 0), + F(125000000, P_FEPLL125DLY, 1, 0, 0), { } }; @@ -1027,7 +1017,7 @@ static struct clk_rcg2 fephy_125m_dly_clk_src = { static const struct freq_tbl ftbl_gcc_wcss2g_clk[] = { F(48000000, P_XO, 1, 0, 0), - F(250000000, FE_PLL_WCSS2G, 1, 0, 0), + F(250000000, P_FEPLLWCSS2G, 1, 0, 0), { } }; @@ -1097,7 +1087,7 @@ static struct clk_branch gcc_wcss2g_rtc_clk = { static const struct freq_tbl ftbl_gcc_wcss5g_clk[] = { F(48000000, P_XO, 1, 0, 0), - F(250000000, FE_PLL_WCSS5G, 1, 0, 0), + F(250000000, P_FEPLLWCSS5G, 1, 0, 0), { } }; @@ -1325,6 +1315,16 @@ MODULE_DEVICE_TABLE(of, gcc_ipq4019_match_table); static int gcc_ipq4019_probe(struct platform_device *pdev) { + struct device *dev = &pdev->dev; + + clk_register_fixed_rate(dev, "fepll125", "xo", 0, 200000000); + clk_register_fixed_rate(dev, "fepll125dly", "xo", 0, 200000000); + clk_register_fixed_rate(dev, "fepllwcss2g", "xo", 0, 200000000); + clk_register_fixed_rate(dev, "fepllwcss5g", "xo", 0, 200000000); + clk_register_fixed_rate(dev, "fepll200", "xo", 0, 200000000); + clk_register_fixed_rate(dev, "fepll500", "xo", 0, 200000000); + clk_register_fixed_rate(dev, "ddrpllapss", "xo", 0, 666000000); + return qcom_cc_probe(pdev, &gcc_ipq4019_desc); } diff --git a/drivers/clk/qcom/reset.c b/drivers/clk/qcom/reset.c index 6c977d3a8590..0324d8daab9b 100644 --- a/drivers/clk/qcom/reset.c +++ b/drivers/clk/qcom/reset.c @@ -55,7 +55,7 @@ qcom_reset_deassert(struct reset_controller_dev *rcdev, unsigned long id) return regmap_update_bits(rst->regmap, map->reg, mask, 0); } -struct reset_control_ops qcom_reset_ops = { +const struct reset_control_ops qcom_reset_ops = { .reset = qcom_reset, .assert = qcom_reset_assert, .deassert = qcom_reset_deassert, diff --git a/drivers/clk/qcom/reset.h b/drivers/clk/qcom/reset.h index 0e11e2130f97..cda877927d43 100644 --- a/drivers/clk/qcom/reset.h +++ b/drivers/clk/qcom/reset.h @@ -32,6 +32,6 @@ struct qcom_reset_controller { #define to_qcom_reset_controller(r) \ container_of(r, struct qcom_reset_controller, rcdev); -extern struct reset_control_ops qcom_reset_ops; +extern const struct reset_control_ops qcom_reset_ops; #endif diff --git a/drivers/clk/rockchip/softrst.c b/drivers/clk/rockchip/softrst.c index 552f7bb15bc5..21218987bbc3 100644 --- a/drivers/clk/rockchip/softrst.c +++ b/drivers/clk/rockchip/softrst.c @@ -81,7 +81,7 @@ static int rockchip_softrst_deassert(struct reset_controller_dev *rcdev, return 0; } -static struct reset_control_ops rockchip_softrst_ops = { +static const struct reset_control_ops rockchip_softrst_ops = { .assert = rockchip_softrst_assert, .deassert = rockchip_softrst_deassert, }; diff --git a/drivers/clk/sirf/clk-atlas7.c b/drivers/clk/sirf/clk-atlas7.c index 957aae63e7cc..d0c6c9a2d06a 100644 --- a/drivers/clk/sirf/clk-atlas7.c +++ b/drivers/clk/sirf/clk-atlas7.c @@ -1423,7 +1423,7 @@ static int atlas7_reset_module(struct reset_controller_dev *rcdev, return 0; } -static struct reset_control_ops atlas7_rst_ops = { +static const struct reset_control_ops atlas7_rst_ops = { .reset = atlas7_reset_module, }; diff --git a/drivers/clk/sunxi/clk-a10-ve.c b/drivers/clk/sunxi/clk-a10-ve.c index 044c1717b762..d9ea22ec4e25 100644 --- a/drivers/clk/sunxi/clk-a10-ve.c +++ b/drivers/clk/sunxi/clk-a10-ve.c @@ -85,7 +85,7 @@ static int sunxi_ve_of_xlate(struct reset_controller_dev *rcdev, return 0; } -static struct reset_control_ops sunxi_ve_reset_ops = { +static const struct reset_control_ops sunxi_ve_reset_ops = { .assert = sunxi_ve_reset_assert, .deassert = sunxi_ve_reset_deassert, }; diff --git a/drivers/clk/sunxi/clk-sun9i-mmc.c b/drivers/clk/sunxi/clk-sun9i-mmc.c index a9b176139aca..028dd832a39f 100644 --- a/drivers/clk/sunxi/clk-sun9i-mmc.c +++ b/drivers/clk/sunxi/clk-sun9i-mmc.c @@ -83,7 +83,7 @@ static int sun9i_mmc_reset_deassert(struct reset_controller_dev *rcdev, return 0; } -static struct reset_control_ops sun9i_mmc_reset_ops = { +static const struct reset_control_ops sun9i_mmc_reset_ops = { .assert = sun9i_mmc_reset_assert, .deassert = sun9i_mmc_reset_deassert, }; diff --git a/drivers/clk/sunxi/clk-usb.c b/drivers/clk/sunxi/clk-usb.c index 5432b1c198a4..fe0c3d169377 100644 --- a/drivers/clk/sunxi/clk-usb.c +++ b/drivers/clk/sunxi/clk-usb.c @@ -76,7 +76,7 @@ static int sunxi_usb_reset_deassert(struct reset_controller_dev *rcdev, return 0; } -static struct reset_control_ops sunxi_usb_reset_ops = { +static const struct reset_control_ops sunxi_usb_reset_ops = { .assert = sunxi_usb_reset_assert, .deassert = sunxi_usb_reset_deassert, }; diff --git a/drivers/clk/tegra/clk.c b/drivers/clk/tegra/clk.c index 2a3a4fe803d6..f60fe2e344ca 100644 --- a/drivers/clk/tegra/clk.c +++ b/drivers/clk/tegra/clk.c @@ -271,7 +271,7 @@ void __init tegra_init_from_table(struct tegra_clk_init_table *tbl, } } -static struct reset_control_ops rst_ops = { +static const struct reset_control_ops rst_ops = { .assert = tegra_clk_rst_assert, .deassert = tegra_clk_rst_deassert, }; diff --git a/drivers/gpio/gpio-menz127.c b/drivers/gpio/gpio-menz127.c index a68e199d579d..c5c9599a3a71 100644 --- a/drivers/gpio/gpio-menz127.c +++ b/drivers/gpio/gpio-menz127.c @@ -37,7 +37,6 @@ struct men_z127_gpio { void __iomem *reg_base; struct mcb_device *mdev; struct resource *mem; - spinlock_t lock; }; static int men_z127_debounce(struct gpio_chip *gc, unsigned gpio, @@ -69,7 +68,7 @@ static int men_z127_debounce(struct gpio_chip *gc, unsigned gpio, debounce /= 50; } - spin_lock(&priv->lock); + spin_lock(&gc->bgpio_lock); db_en = readl(priv->reg_base + MEN_Z127_DBER); @@ -84,7 +83,7 @@ static int men_z127_debounce(struct gpio_chip *gc, unsigned gpio, writel(db_en, priv->reg_base + MEN_Z127_DBER); writel(db_cnt, priv->reg_base + GPIO_TO_DBCNT_REG(gpio)); - spin_unlock(&priv->lock); + spin_unlock(&gc->bgpio_lock); return 0; } @@ -97,7 +96,7 @@ static int men_z127_request(struct gpio_chip *gc, unsigned gpio_pin) if (gpio_pin >= gc->ngpio) return -EINVAL; - spin_lock(&priv->lock); + spin_lock(&gc->bgpio_lock); od_en = readl(priv->reg_base + MEN_Z127_ODER); if (gpiochip_line_is_open_drain(gc, gpio_pin)) @@ -106,7 +105,7 @@ static int men_z127_request(struct gpio_chip *gc, unsigned gpio_pin) od_en &= ~BIT(gpio_pin); writel(od_en, priv->reg_base + MEN_Z127_ODER); - spin_unlock(&priv->lock); + spin_unlock(&gc->bgpio_lock); return 0; } diff --git a/drivers/gpio/gpio-xgene.c b/drivers/gpio/gpio-xgene.c index c0aa387664bf..0dc916191689 100644 --- a/drivers/gpio/gpio-xgene.c +++ b/drivers/gpio/gpio-xgene.c @@ -173,6 +173,11 @@ static int xgene_gpio_probe(struct platform_device *pdev) } res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) { + err = -EINVAL; + goto err; + } + gpio->base = devm_ioremap_nocache(&pdev->dev, res->start, resource_size(res)); if (!gpio->base) { diff --git a/drivers/gpu/drm/amd/acp/Kconfig b/drivers/gpu/drm/amd/acp/Kconfig index 0f734ee05274..ca77ec10147c 100644 --- a/drivers/gpu/drm/amd/acp/Kconfig +++ b/drivers/gpu/drm/amd/acp/Kconfig @@ -1,10 +1,14 @@ -menu "ACP Configuration" +menu "ACP (Audio CoProcessor) Configuration" config DRM_AMD_ACP - bool "Enable ACP IP support" + bool "Enable AMD Audio CoProcessor IP support" select MFD_CORE select PM_GENERIC_DOMAINS if PM help Choose this option to enable ACP IP support for AMD SOCs. + This adds the ACP (Audio CoProcessor) IP driver and wires + it up into the amdgpu driver. The ACP block provides the DMA + engine for the i2s-based ALSA driver. It is required for audio + on APUs which utilize an i2s codec. endmenu diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index 151a2d42c639..56d1458393cc 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -608,6 +608,10 @@ int amdgpu_bo_fault_reserve_notify(struct ttm_buffer_object *bo) if ((offset + size) <= adev->mc.visible_vram_size) return 0; + /* Can't move a pinned BO to visible VRAM */ + if (abo->pin_count > 0) + return -EINVAL; + /* hurrah the memory is not visible ! */ amdgpu_ttm_placement_from_domain(abo, AMDGPU_GEM_DOMAIN_VRAM); lpfn = adev->mc.visible_vram_size >> PAGE_SHIFT; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index ab34190859a8..f1a55d1888cb 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -384,9 +384,15 @@ static int amdgpu_bo_move(struct ttm_buffer_object *bo, struct ttm_mem_reg *new_mem) { struct amdgpu_device *adev; + struct amdgpu_bo *abo; struct ttm_mem_reg *old_mem = &bo->mem; int r; + /* Can't move a pinned BO */ + abo = container_of(bo, struct amdgpu_bo, tbo); + if (WARN_ON_ONCE(abo->pin_count > 0)) + return -EINVAL; + adev = amdgpu_get_adev(bo->bdev); if (old_mem->mem_type == TTM_PL_SYSTEM && bo->ttm == NULL) { amdgpu_move_null(bo, new_mem); diff --git a/drivers/gpu/drm/drm_dp_helper.c b/drivers/gpu/drm/drm_dp_helper.c index 7d58f594cffe..df64ed1c0139 100644 --- a/drivers/gpu/drm/drm_dp_helper.c +++ b/drivers/gpu/drm/drm_dp_helper.c @@ -179,7 +179,7 @@ static int drm_dp_dpcd_access(struct drm_dp_aux *aux, u8 request, { struct drm_dp_aux_msg msg; unsigned int retry; - int err; + int err = 0; memset(&msg, 0, sizeof(msg)); msg.address = offset; @@ -187,6 +187,8 @@ static int drm_dp_dpcd_access(struct drm_dp_aux *aux, u8 request, msg.buffer = buffer; msg.size = size; + mutex_lock(&aux->hw_mutex); + /* * The specification doesn't give any recommendation on how often to * retry native transactions. We used to retry 7 times like for @@ -195,25 +197,24 @@ static int drm_dp_dpcd_access(struct drm_dp_aux *aux, u8 request, */ for (retry = 0; retry < 32; retry++) { - mutex_lock(&aux->hw_mutex); err = aux->transfer(aux, &msg); - mutex_unlock(&aux->hw_mutex); if (err < 0) { if (err == -EBUSY) continue; - return err; + goto unlock; } switch (msg.reply & DP_AUX_NATIVE_REPLY_MASK) { case DP_AUX_NATIVE_REPLY_ACK: if (err < size) - return -EPROTO; - return err; + err = -EPROTO; + goto unlock; case DP_AUX_NATIVE_REPLY_NACK: - return -EIO; + err = -EIO; + goto unlock; case DP_AUX_NATIVE_REPLY_DEFER: usleep_range(AUX_RETRY_INTERVAL, AUX_RETRY_INTERVAL + 100); @@ -222,7 +223,11 @@ static int drm_dp_dpcd_access(struct drm_dp_aux *aux, u8 request, } DRM_DEBUG_KMS("too many retries, giving up\n"); - return -EIO; + err = -EIO; + +unlock: + mutex_unlock(&aux->hw_mutex); + return err; } /** @@ -544,9 +549,7 @@ static int drm_dp_i2c_do_msg(struct drm_dp_aux *aux, struct drm_dp_aux_msg *msg) int max_retries = max(7, drm_dp_i2c_retry_count(msg, dp_aux_i2c_speed_khz)); for (retry = 0, defer_i2c = 0; retry < (max_retries + defer_i2c); retry++) { - mutex_lock(&aux->hw_mutex); ret = aux->transfer(aux, msg); - mutex_unlock(&aux->hw_mutex); if (ret < 0) { if (ret == -EBUSY) continue; @@ -685,6 +688,8 @@ static int drm_dp_i2c_xfer(struct i2c_adapter *adapter, struct i2c_msg *msgs, memset(&msg, 0, sizeof(msg)); + mutex_lock(&aux->hw_mutex); + for (i = 0; i < num; i++) { msg.address = msgs[i].addr; drm_dp_i2c_msg_set_request(&msg, &msgs[i]); @@ -739,6 +744,8 @@ static int drm_dp_i2c_xfer(struct i2c_adapter *adapter, struct i2c_msg *msgs, msg.size = 0; (void)drm_dp_i2c_do_msg(aux, &msg); + mutex_unlock(&aux->hw_mutex); + return err; } diff --git a/drivers/gpu/drm/msm/hdmi/hdmi.h b/drivers/gpu/drm/msm/hdmi/hdmi.h index b04a64664673..65428cf233ce 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi.h +++ b/drivers/gpu/drm/msm/hdmi/hdmi.h @@ -196,7 +196,7 @@ void __exit msm_hdmi_phy_driver_unregister(void); int msm_hdmi_pll_8960_init(struct platform_device *pdev); int msm_hdmi_pll_8996_init(struct platform_device *pdev); #else -static inline int msm_hdmi_pll_8960_init(struct platform_device *pdev); +static inline int msm_hdmi_pll_8960_init(struct platform_device *pdev) { return -ENODEV; } diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c index d52910e2c26c..c03b96709179 100644 --- a/drivers/gpu/drm/msm/msm_drv.c +++ b/drivers/gpu/drm/msm/msm_drv.c @@ -467,9 +467,6 @@ static void msm_preclose(struct drm_device *dev, struct drm_file *file) struct msm_file_private *ctx = file->driver_priv; struct msm_kms *kms = priv->kms; - if (kms) - kms->funcs->preclose(kms, file); - mutex_lock(&dev->struct_mutex); if (ctx == priv->lastctx) priv->lastctx = NULL; diff --git a/drivers/gpu/drm/msm/msm_kms.h b/drivers/gpu/drm/msm/msm_kms.h index 9bcabaada179..e32222c3d44f 100644 --- a/drivers/gpu/drm/msm/msm_kms.h +++ b/drivers/gpu/drm/msm/msm_kms.h @@ -55,7 +55,6 @@ struct msm_kms_funcs { struct drm_encoder *slave_encoder, bool is_cmd_mode); /* cleanup: */ - void (*preclose)(struct msm_kms *kms, struct drm_file *file); void (*destroy)(struct msm_kms *kms); }; diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c index dd46c38676db..2d901bf28a94 100644 --- a/drivers/gpu/drm/radeon/radeon_object.c +++ b/drivers/gpu/drm/radeon/radeon_object.c @@ -799,6 +799,10 @@ int radeon_bo_fault_reserve_notify(struct ttm_buffer_object *bo) if ((offset + size) <= rdev->mc.visible_vram_size) return 0; + /* Can't move a pinned BO to visible VRAM */ + if (rbo->pin_count > 0) + return -EINVAL; + /* hurrah the memory is not visible ! */ radeon_ttm_placement_from_domain(rbo, RADEON_GEM_DOMAIN_VRAM); lpfn = rdev->mc.visible_vram_size >> PAGE_SHIFT; diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c index 6d8c32377c6f..c008312e1bcd 100644 --- a/drivers/gpu/drm/radeon/radeon_ttm.c +++ b/drivers/gpu/drm/radeon/radeon_ttm.c @@ -397,9 +397,15 @@ static int radeon_bo_move(struct ttm_buffer_object *bo, struct ttm_mem_reg *new_mem) { struct radeon_device *rdev; + struct radeon_bo *rbo; struct ttm_mem_reg *old_mem = &bo->mem; int r; + /* Can't move a pinned BO */ + rbo = container_of(bo, struct radeon_bo, tbo); + if (WARN_ON_ONCE(rbo->pin_count > 0)) + return -EINVAL; + rdev = radeon_get_rdev(bo->bdev); if (old_mem->mem_type == TTM_PL_SYSTEM && bo->ttm == NULL) { radeon_move_null(bo, new_mem); diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c index cb75ab72098a..af4df81c4e0c 100644 --- a/drivers/gpu/drm/radeon/si_dpm.c +++ b/drivers/gpu/drm/radeon/si_dpm.c @@ -2926,9 +2926,11 @@ static struct si_dpm_quirk si_dpm_quirk_list[] = { /* PITCAIRN - https://bugs.freedesktop.org/show_bug.cgi?id=76490 */ { PCI_VENDOR_ID_ATI, 0x6810, 0x1462, 0x3036, 0, 120000 }, { PCI_VENDOR_ID_ATI, 0x6811, 0x174b, 0xe271, 0, 120000 }, + { PCI_VENDOR_ID_ATI, 0x6811, 0x174b, 0x2015, 0, 120000 }, { PCI_VENDOR_ID_ATI, 0x6810, 0x174b, 0xe271, 85000, 90000 }, { PCI_VENDOR_ID_ATI, 0x6811, 0x1462, 0x2015, 0, 120000 }, { PCI_VENDOR_ID_ATI, 0x6811, 0x1043, 0x2015, 0, 120000 }, + { PCI_VENDOR_ID_ATI, 0x6811, 0x148c, 0x2015, 0, 120000 }, { 0, 0, 0, 0 }, }; @@ -3008,6 +3010,10 @@ static void si_apply_state_adjust_rules(struct radeon_device *rdev, } ++p; } + /* limit mclk on all R7 370 parts for stability */ + if (rdev->pdev->device == 0x6811 && + rdev->pdev->revision == 0x81) + max_mclk = 120000; if (rps->vce_active) { rps->evclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].evclk; diff --git a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c index 3d3cf2f8891e..d5cfef75fc80 100644 --- a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c +++ b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c @@ -271,8 +271,6 @@ static int dw_hdmi_rockchip_bind(struct device *dev, struct device *master, if (!iores) return -ENXIO; - platform_set_drvdata(pdev, hdmi); - encoder->possible_crtcs = drm_of_find_possible_crtcs(drm, dev->of_node); /* * If we failed to find the CRTC(s) which this encoder is @@ -293,7 +291,16 @@ static int dw_hdmi_rockchip_bind(struct device *dev, struct device *master, drm_encoder_init(drm, encoder, &dw_hdmi_rockchip_encoder_funcs, DRM_MODE_ENCODER_TMDS, NULL); - return dw_hdmi_bind(dev, master, data, encoder, iores, irq, plat_data); + ret = dw_hdmi_bind(dev, master, data, encoder, iores, irq, plat_data); + + /* + * If dw_hdmi_bind() fails we'll never call dw_hdmi_unbind(), + * which would have called the encoder cleanup. Do it manually. + */ + if (ret) + drm_encoder_cleanup(encoder); + + return ret; } static void dw_hdmi_rockchip_unbind(struct device *dev, struct device *master, diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c index 896da09e49ee..f556a8f4fde6 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c @@ -251,6 +251,27 @@ static int rockchip_drm_unload(struct drm_device *drm_dev) return 0; } +static void rockchip_drm_crtc_cancel_pending_vblank(struct drm_crtc *crtc, + struct drm_file *file_priv) +{ + struct rockchip_drm_private *priv = crtc->dev->dev_private; + int pipe = drm_crtc_index(crtc); + + if (pipe < ROCKCHIP_MAX_CRTC && + priv->crtc_funcs[pipe] && + priv->crtc_funcs[pipe]->cancel_pending_vblank) + priv->crtc_funcs[pipe]->cancel_pending_vblank(crtc, file_priv); +} + +static void rockchip_drm_preclose(struct drm_device *dev, + struct drm_file *file_priv) +{ + struct drm_crtc *crtc; + + list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) + rockchip_drm_crtc_cancel_pending_vblank(crtc, file_priv); +} + void rockchip_drm_lastclose(struct drm_device *dev) { struct rockchip_drm_private *priv = dev->dev_private; @@ -281,6 +302,7 @@ static struct drm_driver rockchip_drm_driver = { DRIVER_PRIME | DRIVER_ATOMIC, .load = rockchip_drm_load, .unload = rockchip_drm_unload, + .preclose = rockchip_drm_preclose, .lastclose = rockchip_drm_lastclose, .get_vblank_counter = drm_vblank_no_hw_counter, .enable_vblank = rockchip_drm_crtc_enable_vblank, diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.h b/drivers/gpu/drm/rockchip/rockchip_drm_drv.h index 3529f692edb8..00d17d71aa4c 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.h +++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.h @@ -40,6 +40,7 @@ struct rockchip_crtc_funcs { int (*enable_vblank)(struct drm_crtc *crtc); void (*disable_vblank)(struct drm_crtc *crtc); void (*wait_for_update)(struct drm_crtc *crtc); + void (*cancel_pending_vblank)(struct drm_crtc *crtc, struct drm_file *file_priv); }; struct rockchip_atomic_commit { diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c index fd370548d7d7..a619f120f801 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c @@ -499,10 +499,25 @@ err_disable_hclk: static void vop_crtc_disable(struct drm_crtc *crtc) { struct vop *vop = to_vop(crtc); + int i; if (!vop->is_enabled) return; + /* + * We need to make sure that all windows are disabled before we + * disable that crtc. Otherwise we might try to scan from a destroyed + * buffer later. + */ + for (i = 0; i < vop->data->win_size; i++) { + struct vop_win *vop_win = &vop->win[i]; + const struct vop_win_data *win = vop_win->data; + + spin_lock(&vop->reg_lock); + VOP_WIN_SET(vop, win, enable, 0); + spin_unlock(&vop->reg_lock); + } + drm_crtc_vblank_off(crtc); /* @@ -549,6 +564,7 @@ static int vop_plane_atomic_check(struct drm_plane *plane, struct drm_plane_state *state) { struct drm_crtc *crtc = state->crtc; + struct drm_crtc_state *crtc_state; struct drm_framebuffer *fb = state->fb; struct vop_win *vop_win = to_vop_win(plane); struct vop_plane_state *vop_plane_state = to_vop_plane_state(state); @@ -563,12 +579,13 @@ static int vop_plane_atomic_check(struct drm_plane *plane, int max_scale = win->phy->scl ? FRAC_16_16(8, 1) : DRM_PLANE_HELPER_NO_SCALING; - crtc = crtc ? crtc : plane->state->crtc; - /* - * Both crtc or plane->state->crtc can be null. - */ if (!crtc || !fb) goto out_disable; + + crtc_state = drm_atomic_get_existing_crtc_state(state->state, crtc); + if (WARN_ON(!crtc_state)) + return -EINVAL; + src->x1 = state->src_x; src->y1 = state->src_y; src->x2 = state->src_x + state->src_w; @@ -580,8 +597,8 @@ static int vop_plane_atomic_check(struct drm_plane *plane, clip.x1 = 0; clip.y1 = 0; - clip.x2 = crtc->mode.hdisplay; - clip.y2 = crtc->mode.vdisplay; + clip.x2 = crtc_state->adjusted_mode.hdisplay; + clip.y2 = crtc_state->adjusted_mode.vdisplay; ret = drm_plane_helper_check_update(plane, crtc, state->fb, src, dest, &clip, @@ -873,10 +890,30 @@ static void vop_crtc_wait_for_update(struct drm_crtc *crtc) WARN_ON(!wait_for_completion_timeout(&vop->wait_update_complete, 100)); } +static void vop_crtc_cancel_pending_vblank(struct drm_crtc *crtc, + struct drm_file *file_priv) +{ + struct drm_device *drm = crtc->dev; + struct vop *vop = to_vop(crtc); + struct drm_pending_vblank_event *e; + unsigned long flags; + + spin_lock_irqsave(&drm->event_lock, flags); + e = vop->event; + if (e && e->base.file_priv == file_priv) { + vop->event = NULL; + + e->base.destroy(&e->base); + file_priv->event_space += sizeof(e->event); + } + spin_unlock_irqrestore(&drm->event_lock, flags); +} + static const struct rockchip_crtc_funcs private_crtc_funcs = { .enable_vblank = vop_crtc_enable_vblank, .disable_vblank = vop_crtc_disable_vblank, .wait_for_update = vop_crtc_wait_for_update, + .cancel_pending_vblank = vop_crtc_cancel_pending_vblank, }; static bool vop_crtc_mode_fixup(struct drm_crtc *crtc, @@ -885,9 +922,6 @@ static bool vop_crtc_mode_fixup(struct drm_crtc *crtc, { struct vop *vop = to_vop(crtc); - if (adjusted_mode->htotal == 0 || adjusted_mode->vtotal == 0) - return false; - adjusted_mode->clock = clk_round_rate(vop->dclk, mode->clock * 1000) / 1000; @@ -1108,7 +1142,7 @@ static int vop_create_crtc(struct vop *vop) const struct vop_data *vop_data = vop->data; struct device *dev = vop->dev; struct drm_device *drm_dev = vop->drm_dev; - struct drm_plane *primary = NULL, *cursor = NULL, *plane; + struct drm_plane *primary = NULL, *cursor = NULL, *plane, *tmp; struct drm_crtc *crtc = &vop->crtc; struct device_node *port; int ret; @@ -1148,7 +1182,7 @@ static int vop_create_crtc(struct vop *vop) ret = drm_crtc_init_with_planes(drm_dev, crtc, primary, cursor, &vop_crtc_funcs, NULL); if (ret) - return ret; + goto err_cleanup_planes; drm_crtc_helper_add(crtc, &vop_crtc_helper_funcs); @@ -1181,6 +1215,7 @@ static int vop_create_crtc(struct vop *vop) if (!port) { DRM_ERROR("no port node found in %s\n", dev->of_node->full_name); + ret = -ENOENT; goto err_cleanup_crtc; } @@ -1194,7 +1229,8 @@ static int vop_create_crtc(struct vop *vop) err_cleanup_crtc: drm_crtc_cleanup(crtc); err_cleanup_planes: - list_for_each_entry(plane, &drm_dev->mode_config.plane_list, head) + list_for_each_entry_safe(plane, tmp, &drm_dev->mode_config.plane_list, + head) drm_plane_cleanup(plane); return ret; } @@ -1202,9 +1238,28 @@ err_cleanup_planes: static void vop_destroy_crtc(struct vop *vop) { struct drm_crtc *crtc = &vop->crtc; + struct drm_device *drm_dev = vop->drm_dev; + struct drm_plane *plane, *tmp; rockchip_unregister_crtc_funcs(crtc); of_node_put(crtc->port); + + /* + * We need to cleanup the planes now. Why? + * + * The planes are "&vop->win[i].base". That means the memory is + * all part of the big "struct vop" chunk of memory. That memory + * was devm allocated and associated with this component. We need to + * free it ourselves before vop_unbind() finishes. + */ + list_for_each_entry_safe(plane, tmp, &drm_dev->mode_config.plane_list, + head) + vop_plane_destroy(plane); + + /* + * Destroy CRTC after vop_plane_destroy() since vop_disable_plane() + * references the CRTC. + */ drm_crtc_cleanup(crtc); } diff --git a/drivers/gpu/drm/udl/udl_fb.c b/drivers/gpu/drm/udl/udl_fb.c index 33239a2b264a..fd1eb9d03f0b 100644 --- a/drivers/gpu/drm/udl/udl_fb.c +++ b/drivers/gpu/drm/udl/udl_fb.c @@ -536,7 +536,7 @@ static int udlfb_create(struct drm_fb_helper *helper, out_destroy_fbi: drm_fb_helper_release_fbi(helper); out_gfree: - drm_gem_object_unreference(&ufbdev->ufb.obj->base); + drm_gem_object_unreference_unlocked(&ufbdev->ufb.obj->base); out: return ret; } diff --git a/drivers/gpu/drm/udl/udl_gem.c b/drivers/gpu/drm/udl/udl_gem.c index 2a0a784ab6ee..d7528e0d8442 100644 --- a/drivers/gpu/drm/udl/udl_gem.c +++ b/drivers/gpu/drm/udl/udl_gem.c @@ -52,7 +52,7 @@ udl_gem_create(struct drm_file *file, return ret; } - drm_gem_object_unreference(&obj->base); + drm_gem_object_unreference_unlocked(&obj->base); *handle_p = handle; return 0; } diff --git a/drivers/hwmon/max1111.c b/drivers/hwmon/max1111.c index 36544c4f653c..303d0c9df907 100644 --- a/drivers/hwmon/max1111.c +++ b/drivers/hwmon/max1111.c @@ -85,6 +85,9 @@ static struct max1111_data *the_max1111; int max1111_read_channel(int channel) { + if (!the_max1111 || !the_max1111->spi) + return -ENODEV; + return max1111_read(&the_max1111->spi->dev, channel); } EXPORT_SYMBOL(max1111_read_channel); @@ -258,6 +261,9 @@ static int max1111_remove(struct spi_device *spi) { struct max1111_data *data = spi_get_drvdata(spi); +#ifdef CONFIG_SHARPSL_PM + the_max1111 = NULL; +#endif hwmon_device_unregister(data->hwmon_dev); sysfs_remove_group(&spi->dev.kobj, &max1110_attr_group); sysfs_remove_group(&spi->dev.kobj, &max1111_attr_group); diff --git a/drivers/ide/icside.c b/drivers/ide/icside.c index 9f0a48e39b8a..80e933b296f6 100644 --- a/drivers/ide/icside.c +++ b/drivers/ide/icside.c @@ -451,7 +451,7 @@ err_free: return ret; } -static const struct ide_port_info icside_v6_port_info __initconst = { +static const struct ide_port_info icside_v6_port_info = { .init_dma = icside_dma_off_init, .port_ops = &icside_v6_no_dma_port_ops, .host_flags = IDE_HFLAG_SERIALIZE | IDE_HFLAG_MMIO, diff --git a/drivers/ide/palm_bk3710.c b/drivers/ide/palm_bk3710.c index 8012e43bf8f6..46427ea01753 100644 --- a/drivers/ide/palm_bk3710.c +++ b/drivers/ide/palm_bk3710.c @@ -325,6 +325,8 @@ static int __init palm_bk3710_probe(struct platform_device *pdev) clk_enable(clk); rate = clk_get_rate(clk); + if (!rate) + return -EINVAL; /* NOTE: round *down* to meet minimum timings; we count in clocks */ ideclk_period = 1000000000UL / rate; diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/ulp/isert/ib_isert.c index 60b30d338a81..411e4464ca23 100644 --- a/drivers/infiniband/ulp/isert/ib_isert.c +++ b/drivers/infiniband/ulp/isert/ib_isert.c @@ -63,7 +63,6 @@ isert_rdma_accept(struct isert_conn *isert_conn); struct rdma_cm_id *isert_setup_id(struct isert_np *isert_np); static void isert_release_work(struct work_struct *work); -static void isert_wait4flush(struct isert_conn *isert_conn); static void isert_recv_done(struct ib_cq *cq, struct ib_wc *wc); static void isert_send_done(struct ib_cq *cq, struct ib_wc *wc); static void isert_login_recv_done(struct ib_cq *cq, struct ib_wc *wc); @@ -141,7 +140,7 @@ isert_create_qp(struct isert_conn *isert_conn, attr.qp_context = isert_conn; attr.send_cq = comp->cq; attr.recv_cq = comp->cq; - attr.cap.max_send_wr = ISERT_QP_MAX_REQ_DTOS; + attr.cap.max_send_wr = ISERT_QP_MAX_REQ_DTOS + 1; attr.cap.max_recv_wr = ISERT_QP_MAX_RECV_DTOS + 1; attr.cap.max_send_sge = device->ib_device->attrs.max_sge; isert_conn->max_sge = min(device->ib_device->attrs.max_sge, @@ -887,7 +886,7 @@ isert_disconnected_handler(struct rdma_cm_id *cma_id, break; case ISER_CONN_UP: isert_conn_terminate(isert_conn); - isert_wait4flush(isert_conn); + ib_drain_qp(isert_conn->qp); isert_handle_unbound_conn(isert_conn); break; case ISER_CONN_BOUND: @@ -3213,36 +3212,6 @@ isert_wait4cmds(struct iscsi_conn *conn) } } -static void -isert_beacon_done(struct ib_cq *cq, struct ib_wc *wc) -{ - struct isert_conn *isert_conn = wc->qp->qp_context; - - isert_print_wc(wc, "beacon"); - - isert_info("conn %p completing wait_comp_err\n", isert_conn); - complete(&isert_conn->wait_comp_err); -} - -static void -isert_wait4flush(struct isert_conn *isert_conn) -{ - struct ib_recv_wr *bad_wr; - static struct ib_cqe cqe = { .done = isert_beacon_done }; - - isert_info("conn %p\n", isert_conn); - - init_completion(&isert_conn->wait_comp_err); - isert_conn->beacon.wr_cqe = &cqe; - /* post an indication that all flush errors were consumed */ - if (ib_post_recv(isert_conn->qp, &isert_conn->beacon, &bad_wr)) { - isert_err("conn %p failed to post beacon", isert_conn); - return; - } - - wait_for_completion(&isert_conn->wait_comp_err); -} - /** * isert_put_unsol_pending_cmds() - Drop commands waiting for * unsolicitate dataout @@ -3288,7 +3257,7 @@ static void isert_wait_conn(struct iscsi_conn *conn) isert_conn_terminate(isert_conn); mutex_unlock(&isert_conn->mutex); - isert_wait4flush(isert_conn); + ib_drain_qp(isert_conn->qp); isert_put_unsol_pending_cmds(conn); isert_wait4cmds(conn); isert_wait4logout(isert_conn); @@ -3300,7 +3269,7 @@ static void isert_free_conn(struct iscsi_conn *conn) { struct isert_conn *isert_conn = conn->context; - isert_wait4flush(isert_conn); + ib_drain_qp(isert_conn->qp); isert_put_conn(isert_conn); } diff --git a/drivers/infiniband/ulp/isert/ib_isert.h b/drivers/infiniband/ulp/isert/ib_isert.h index 192788a4820c..147900cbb578 100644 --- a/drivers/infiniband/ulp/isert/ib_isert.h +++ b/drivers/infiniband/ulp/isert/ib_isert.h @@ -209,14 +209,12 @@ struct isert_conn { struct ib_qp *qp; struct isert_device *device; struct mutex mutex; - struct completion wait_comp_err; struct kref kref; struct list_head fr_pool; int fr_pool_size; /* lock to protect fastreg pool */ spinlock_t pool_lock; struct work_struct release_work; - struct ib_recv_wr beacon; bool logout_posted; bool snd_w_inv; }; diff --git a/drivers/isdn/hisax/isac.c b/drivers/isdn/hisax/isac.c index 7fdf78f46433..df7e05ca8f9c 100644 --- a/drivers/isdn/hisax/isac.c +++ b/drivers/isdn/hisax/isac.c @@ -215,9 +215,11 @@ isac_interrupt(struct IsdnCardState *cs, u_char val) if (count == 0) count = 32; isac_empty_fifo(cs, count); - if ((count = cs->rcvidx) > 0) { + count = cs->rcvidx; + if (count > 0) { cs->rcvidx = 0; - if (!(skb = alloc_skb(count, GFP_ATOMIC))) + skb = alloc_skb(count, GFP_ATOMIC); + if (!skb) printk(KERN_WARNING "HiSax: D receive out of memory\n"); else { memcpy(skb_put(skb, count), cs->rcvbuf, count); @@ -251,7 +253,8 @@ isac_interrupt(struct IsdnCardState *cs, u_char val) cs->tx_skb = NULL; } } - if ((cs->tx_skb = skb_dequeue(&cs->sq))) { + cs->tx_skb = skb_dequeue(&cs->sq); + if (cs->tx_skb) { cs->tx_cnt = 0; isac_fill_fifo(cs); } else @@ -313,7 +316,8 @@ afterXPR: #if ARCOFI_USE if (v1 & 0x08) { if (!cs->dc.isac.mon_rx) { - if (!(cs->dc.isac.mon_rx = kmalloc(MAX_MON_FRAME, GFP_ATOMIC))) { + cs->dc.isac.mon_rx = kmalloc(MAX_MON_FRAME, GFP_ATOMIC); + if (!cs->dc.isac.mon_rx) { if (cs->debug & L1_DEB_WARN) debugl1(cs, "ISAC MON RX out of memory!"); cs->dc.isac.mocr &= 0xf0; @@ -343,7 +347,8 @@ afterXPR: afterMONR0: if (v1 & 0x80) { if (!cs->dc.isac.mon_rx) { - if (!(cs->dc.isac.mon_rx = kmalloc(MAX_MON_FRAME, GFP_ATOMIC))) { + cs->dc.isac.mon_rx = kmalloc(MAX_MON_FRAME, GFP_ATOMIC); + if (!cs->dc.isac.mon_rx) { if (cs->debug & L1_DEB_WARN) debugl1(cs, "ISAC MON RX out of memory!"); cs->dc.isac.mocr &= 0x0f; diff --git a/drivers/media/v4l2-core/v4l2-mc.c b/drivers/media/v4l2-core/v4l2-mc.c index 2a7b79bc90fd..2228cd3a846e 100644 --- a/drivers/media/v4l2-core/v4l2-mc.c +++ b/drivers/media/v4l2-core/v4l2-mc.c @@ -34,7 +34,7 @@ int v4l2_mc_create_media_graph(struct media_device *mdev) { struct media_entity *entity; struct media_entity *if_vid = NULL, *if_aud = NULL; - struct media_entity *tuner = NULL, *decoder = NULL, *dtv_demod = NULL; + struct media_entity *tuner = NULL, *decoder = NULL; struct media_entity *io_v4l = NULL, *io_vbi = NULL, *io_swradio = NULL; bool is_webcam = false; u32 flags; diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c index fa086e09d6b7..50454be86570 100644 --- a/drivers/net/dsa/mv88e6xxx.c +++ b/drivers/net/dsa/mv88e6xxx.c @@ -2264,6 +2264,57 @@ static void mv88e6xxx_bridge_work(struct work_struct *work) mutex_unlock(&ps->smi_mutex); } +static int _mv88e6xxx_phy_page_write(struct dsa_switch *ds, int port, int page, + int reg, int val) +{ + int ret; + + ret = _mv88e6xxx_phy_write_indirect(ds, port, 0x16, page); + if (ret < 0) + goto restore_page_0; + + ret = _mv88e6xxx_phy_write_indirect(ds, port, reg, val); +restore_page_0: + _mv88e6xxx_phy_write_indirect(ds, port, 0x16, 0x0); + + return ret; +} + +static int _mv88e6xxx_phy_page_read(struct dsa_switch *ds, int port, int page, + int reg) +{ + int ret; + + ret = _mv88e6xxx_phy_write_indirect(ds, port, 0x16, page); + if (ret < 0) + goto restore_page_0; + + ret = _mv88e6xxx_phy_read_indirect(ds, port, reg); +restore_page_0: + _mv88e6xxx_phy_write_indirect(ds, port, 0x16, 0x0); + + return ret; +} + +static int mv88e6xxx_power_on_serdes(struct dsa_switch *ds) +{ + int ret; + + ret = _mv88e6xxx_phy_page_read(ds, REG_FIBER_SERDES, PAGE_FIBER_SERDES, + MII_BMCR); + if (ret < 0) + return ret; + + if (ret & BMCR_PDOWN) { + ret &= ~BMCR_PDOWN; + ret = _mv88e6xxx_phy_page_write(ds, REG_FIBER_SERDES, + PAGE_FIBER_SERDES, MII_BMCR, + ret); + } + + return ret; +} + static int mv88e6xxx_setup_port(struct dsa_switch *ds, int port) { struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); @@ -2367,6 +2418,23 @@ static int mv88e6xxx_setup_port(struct dsa_switch *ds, int port) goto abort; } + /* If this port is connected to a SerDes, make sure the SerDes is not + * powered down. + */ + if (mv88e6xxx_6352_family(ds)) { + ret = _mv88e6xxx_reg_read(ds, REG_PORT(port), PORT_STATUS); + if (ret < 0) + goto abort; + ret &= PORT_STATUS_CMODE_MASK; + if ((ret == PORT_STATUS_CMODE_100BASE_X) || + (ret == PORT_STATUS_CMODE_1000BASE_X) || + (ret == PORT_STATUS_CMODE_SGMII)) { + ret = mv88e6xxx_power_on_serdes(ds); + if (ret < 0) + goto abort; + } + } + /* Port Control 2: don't force a good FCS, set the maximum frame size to * 10240 bytes, disable 802.1q tags checking, don't discard tagged or * untagged frames on this port, do a destination address lookup on all @@ -2714,13 +2782,9 @@ int mv88e6xxx_phy_page_read(struct dsa_switch *ds, int port, int page, int reg) int ret; mutex_lock(&ps->smi_mutex); - ret = _mv88e6xxx_phy_write_indirect(ds, port, 0x16, page); - if (ret < 0) - goto error; - ret = _mv88e6xxx_phy_read_indirect(ds, port, reg); -error: - _mv88e6xxx_phy_write_indirect(ds, port, 0x16, 0x0); + ret = _mv88e6xxx_phy_page_read(ds, port, page, reg); mutex_unlock(&ps->smi_mutex); + return ret; } @@ -2731,14 +2795,9 @@ int mv88e6xxx_phy_page_write(struct dsa_switch *ds, int port, int page, int ret; mutex_lock(&ps->smi_mutex); - ret = _mv88e6xxx_phy_write_indirect(ds, port, 0x16, page); - if (ret < 0) - goto error; - - ret = _mv88e6xxx_phy_write_indirect(ds, port, reg, val); -error: - _mv88e6xxx_phy_write_indirect(ds, port, 0x16, 0x0); + ret = _mv88e6xxx_phy_page_write(ds, port, page, reg, val); mutex_unlock(&ps->smi_mutex); + return ret; } diff --git a/drivers/net/dsa/mv88e6xxx.h b/drivers/net/dsa/mv88e6xxx.h index 9a038aba48fb..26a424acd10f 100644 --- a/drivers/net/dsa/mv88e6xxx.h +++ b/drivers/net/dsa/mv88e6xxx.h @@ -28,6 +28,10 @@ #define SMI_CMD_OP_45_READ_DATA_INC ((3 << 10) | SMI_CMD_BUSY) #define SMI_DATA 0x01 +/* Fiber/SERDES Registers are located at SMI address F, page 1 */ +#define REG_FIBER_SERDES 0x0f +#define PAGE_FIBER_SERDES 0x01 + #define REG_PORT(p) (0x10 + (p)) #define PORT_STATUS 0x00 #define PORT_STATUS_PAUSE_EN BIT(15) @@ -45,6 +49,10 @@ #define PORT_STATUS_MGMII BIT(6) /* 6185 */ #define PORT_STATUS_TX_PAUSED BIT(5) #define PORT_STATUS_FLOW_CTRL BIT(4) +#define PORT_STATUS_CMODE_MASK 0x0f +#define PORT_STATUS_CMODE_100BASE_X 0x8 +#define PORT_STATUS_CMODE_1000BASE_X 0x9 +#define PORT_STATUS_CMODE_SGMII 0xa #define PORT_PCS_CTRL 0x01 #define PORT_PCS_CTRL_RGMII_DELAY_RXCLK BIT(15) #define PORT_PCS_CTRL_RGMII_DELAY_TXCLK BIT(14) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index aabbd51db981..12a009d720cd 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -2653,7 +2653,7 @@ static int bnxt_hwrm_do_send_msg(struct bnxt *bp, void *msg, u32 msg_len, /* Write request msg to hwrm channel */ __iowrite32_copy(bp->bar0, data, msg_len / 4); - for (i = msg_len; i < HWRM_MAX_REQ_LEN; i += 4) + for (i = msg_len; i < BNXT_HWRM_MAX_REQ_LEN; i += 4) writel(0, bp->bar0 + i); /* currently supports only one outstanding message */ @@ -3391,11 +3391,11 @@ static int bnxt_hwrm_ring_alloc(struct bnxt *bp) struct bnxt_cp_ring_info *cpr = &bnapi->cp_ring; struct bnxt_ring_struct *ring = &cpr->cp_ring_struct; + cpr->cp_doorbell = bp->bar1 + i * 0x80; rc = hwrm_ring_alloc_send_msg(bp, ring, HWRM_RING_ALLOC_CMPL, i, INVALID_STATS_CTX_ID); if (rc) goto err_out; - cpr->cp_doorbell = bp->bar1 + i * 0x80; BNXT_CP_DB(cpr->cp_doorbell, cpr->cp_raw_cons); bp->grp_info[i].cp_fw_ring_id = ring->fw_ring_id; } @@ -3830,6 +3830,7 @@ static int bnxt_hwrm_ver_get(struct bnxt *bp) struct hwrm_ver_get_input req = {0}; struct hwrm_ver_get_output *resp = bp->hwrm_cmd_resp_addr; + bp->hwrm_max_req_len = HWRM_MAX_REQ_LEN; bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_VER_GET, -1, -1); req.hwrm_intf_maj = HWRM_VERSION_MAJOR; req.hwrm_intf_min = HWRM_VERSION_MINOR; @@ -3855,6 +3856,9 @@ static int bnxt_hwrm_ver_get(struct bnxt *bp) if (!bp->hwrm_cmd_timeout) bp->hwrm_cmd_timeout = DFLT_HWRM_CMD_TIMEOUT; + if (resp->hwrm_intf_maj >= 1) + bp->hwrm_max_req_len = le16_to_cpu(resp->max_req_win_len); + hwrm_ver_get_exit: mutex_unlock(&bp->hwrm_cmd_lock); return rc; @@ -4555,7 +4559,7 @@ bnxt_hwrm_set_pause_common(struct bnxt *bp, struct hwrm_port_phy_cfg_input *req) if (bp->link_info.req_flow_ctrl & BNXT_LINK_PAUSE_RX) req->auto_pause |= PORT_PHY_CFG_REQ_AUTO_PAUSE_RX; if (bp->link_info.req_flow_ctrl & BNXT_LINK_PAUSE_TX) - req->auto_pause |= PORT_PHY_CFG_REQ_AUTO_PAUSE_RX; + req->auto_pause |= PORT_PHY_CFG_REQ_AUTO_PAUSE_TX; req->enables |= cpu_to_le32(PORT_PHY_CFG_REQ_ENABLES_AUTO_PAUSE); } else { diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h index ec04c47172b7..709b95b8fcba 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -477,6 +477,7 @@ struct rx_tpa_end_cmp_ext { #define RING_CMP(idx) ((idx) & bp->cp_ring_mask) #define NEXT_CMP(idx) RING_CMP(ADV_RAW_CMP(idx, 1)) +#define BNXT_HWRM_MAX_REQ_LEN (bp->hwrm_max_req_len) #define DFLT_HWRM_CMD_TIMEOUT 500 #define HWRM_CMD_TIMEOUT (bp->hwrm_cmd_timeout) #define HWRM_RESET_TIMEOUT ((HWRM_CMD_TIMEOUT) * 4) @@ -953,6 +954,7 @@ struct bnxt { dma_addr_t hw_tx_port_stats_map; int hw_port_stats_size; + u16 hwrm_max_req_len; int hwrm_cmd_timeout; struct mutex hwrm_cmd_lock; /* serialize hwrm messages */ struct hwrm_ver_get_output ver_resp; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index 9ada1662b651..2e472f6dbf2d 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -855,10 +855,8 @@ static void bnxt_get_pauseparam(struct net_device *dev, if (BNXT_VF(bp)) return; epause->autoneg = !!(link_info->autoneg & BNXT_AUTONEG_FLOW_CTRL); - epause->rx_pause = - ((link_info->auto_pause_setting & BNXT_LINK_PAUSE_RX) != 0); - epause->tx_pause = - ((link_info->auto_pause_setting & BNXT_LINK_PAUSE_TX) != 0); + epause->rx_pause = !!(link_info->req_flow_ctrl & BNXT_LINK_PAUSE_RX); + epause->tx_pause = !!(link_info->req_flow_ctrl & BNXT_LINK_PAUSE_TX); } static int bnxt_set_pauseparam(struct net_device *dev, diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index 6746fd03cb3a..cf6445d148ca 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -1171,6 +1171,7 @@ static unsigned int __bcmgenet_tx_reclaim(struct net_device *dev, struct enet_cb *tx_cb_ptr; struct netdev_queue *txq; unsigned int pkts_compl = 0; + unsigned int bytes_compl = 0; unsigned int c_index; unsigned int txbds_ready; unsigned int txbds_processed = 0; @@ -1193,16 +1194,13 @@ static unsigned int __bcmgenet_tx_reclaim(struct net_device *dev, tx_cb_ptr = &priv->tx_cbs[ring->clean_ptr]; if (tx_cb_ptr->skb) { pkts_compl++; - dev->stats.tx_packets++; - dev->stats.tx_bytes += tx_cb_ptr->skb->len; + bytes_compl += GENET_CB(tx_cb_ptr->skb)->bytes_sent; dma_unmap_single(&dev->dev, dma_unmap_addr(tx_cb_ptr, dma_addr), dma_unmap_len(tx_cb_ptr, dma_len), DMA_TO_DEVICE); bcmgenet_free_cb(tx_cb_ptr); } else if (dma_unmap_addr(tx_cb_ptr, dma_addr)) { - dev->stats.tx_bytes += - dma_unmap_len(tx_cb_ptr, dma_len); dma_unmap_page(&dev->dev, dma_unmap_addr(tx_cb_ptr, dma_addr), dma_unmap_len(tx_cb_ptr, dma_len), @@ -1220,6 +1218,9 @@ static unsigned int __bcmgenet_tx_reclaim(struct net_device *dev, ring->free_bds += txbds_processed; ring->c_index = (ring->c_index + txbds_processed) & DMA_C_INDEX_MASK; + dev->stats.tx_packets += pkts_compl; + dev->stats.tx_bytes += bytes_compl; + if (ring->free_bds > (MAX_SKB_FRAGS + 1)) { txq = netdev_get_tx_queue(dev, ring->queue); if (netif_tx_queue_stopped(txq)) @@ -1296,7 +1297,7 @@ static int bcmgenet_xmit_single(struct net_device *dev, tx_cb_ptr->skb = skb; - skb_len = skb_headlen(skb) < ETH_ZLEN ? ETH_ZLEN : skb_headlen(skb); + skb_len = skb_headlen(skb); mapping = dma_map_single(kdev, skb->data, skb_len, DMA_TO_DEVICE); ret = dma_mapping_error(kdev, mapping); @@ -1464,6 +1465,11 @@ static netdev_tx_t bcmgenet_xmit(struct sk_buff *skb, struct net_device *dev) goto out; } + /* Retain how many bytes will be sent on the wire, without TSB inserted + * by transmit checksum offload + */ + GENET_CB(skb)->bytes_sent = skb->len; + /* set the SKB transmit checksum */ if (priv->desc_64b_en) { skb = bcmgenet_put_tx_csum(dev, skb); diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.h b/drivers/net/ethernet/broadcom/genet/bcmgenet.h index 967367557309..1e2dc34d331a 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.h +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.h @@ -531,6 +531,12 @@ struct bcmgenet_hw_params { u32 flags; }; +struct bcmgenet_skb_cb { + unsigned int bytes_sent; /* bytes on the wire (no TSB) */ +}; + +#define GENET_CB(skb) ((struct bcmgenet_skb_cb *)((skb)->cb)) + struct bcmgenet_tx_ring { spinlock_t lock; /* ring lock */ struct napi_struct napi; /* NAPI per tx queue */ diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c index 6619178ed77b..48a7d7dee846 100644 --- a/drivers/net/ethernet/cadence/macb.c +++ b/drivers/net/ethernet/cadence/macb.c @@ -917,7 +917,10 @@ static int macb_rx_frame(struct macb *bp, unsigned int first_frag, unsigned int frag_len = bp->rx_buffer_size; if (offset + frag_len > len) { - BUG_ON(frag != last_frag); + if (unlikely(frag != last_frag)) { + dev_kfree_skb_any(skb); + return -1; + } frag_len = len - offset; } skb_copy_to_linear_data_offset(skb, offset, @@ -945,8 +948,23 @@ static int macb_rx_frame(struct macb *bp, unsigned int first_frag, return 0; } +static inline void macb_init_rx_ring(struct macb *bp) +{ + dma_addr_t addr; + int i; + + addr = bp->rx_buffers_dma; + for (i = 0; i < RX_RING_SIZE; i++) { + bp->rx_ring[i].addr = addr; + bp->rx_ring[i].ctrl = 0; + addr += bp->rx_buffer_size; + } + bp->rx_ring[RX_RING_SIZE - 1].addr |= MACB_BIT(RX_WRAP); +} + static int macb_rx(struct macb *bp, int budget) { + bool reset_rx_queue = false; int received = 0; unsigned int tail; int first_frag = -1; @@ -972,10 +990,18 @@ static int macb_rx(struct macb *bp, int budget) if (ctrl & MACB_BIT(RX_EOF)) { int dropped; - BUG_ON(first_frag == -1); + + if (unlikely(first_frag == -1)) { + reset_rx_queue = true; + continue; + } dropped = macb_rx_frame(bp, first_frag, tail); first_frag = -1; + if (unlikely(dropped < 0)) { + reset_rx_queue = true; + continue; + } if (!dropped) { received++; budget--; @@ -983,6 +1009,26 @@ static int macb_rx(struct macb *bp, int budget) } } + if (unlikely(reset_rx_queue)) { + unsigned long flags; + u32 ctrl; + + netdev_err(bp->dev, "RX queue corruption: reset it\n"); + + spin_lock_irqsave(&bp->lock, flags); + + ctrl = macb_readl(bp, NCR); + macb_writel(bp, NCR, ctrl & ~MACB_BIT(RE)); + + macb_init_rx_ring(bp); + macb_writel(bp, RBQP, bp->rx_ring_dma); + + macb_writel(bp, NCR, ctrl | MACB_BIT(RE)); + + spin_unlock_irqrestore(&bp->lock, flags); + return received; + } + if (first_frag != -1) bp->rx_tail = first_frag; else @@ -1100,7 +1146,7 @@ static irqreturn_t macb_interrupt(int irq, void *dev_id) macb_writel(bp, NCR, ctrl | MACB_BIT(RE)); if (bp->caps & MACB_CAPS_ISR_CLEAR_ON_WRITE) - macb_writel(bp, ISR, MACB_BIT(RXUBR)); + queue_writel(queue, ISR, MACB_BIT(RXUBR)); } if (status & MACB_BIT(ISR_ROVR)) { @@ -1523,15 +1569,8 @@ static void gem_init_rings(struct macb *bp) static void macb_init_rings(struct macb *bp) { int i; - dma_addr_t addr; - addr = bp->rx_buffers_dma; - for (i = 0; i < RX_RING_SIZE; i++) { - bp->rx_ring[i].addr = addr; - bp->rx_ring[i].ctrl = 0; - addr += bp->rx_buffer_size; - } - bp->rx_ring[RX_RING_SIZE - 1].addr |= MACB_BIT(RX_WRAP); + macb_init_rx_ring(bp); for (i = 0; i < TX_RING_SIZE; i++) { bp->queues[0].tx_ring[i].addr = 0; @@ -2957,9 +2996,10 @@ static int macb_probe(struct platform_device *pdev) phy_node = of_get_next_available_child(np, NULL); if (phy_node) { int gpio = of_get_named_gpio(phy_node, "reset-gpios", 0); - if (gpio_is_valid(gpio)) + if (gpio_is_valid(gpio)) { bp->reset_gpio = gpio_to_desc(gpio); - gpiod_direction_output(bp->reset_gpio, 1); + gpiod_direction_output(bp->reset_gpio, 1); + } } of_node_put(phy_node); @@ -3029,7 +3069,8 @@ static int macb_remove(struct platform_device *pdev) mdiobus_free(bp->mii_bus); /* Shutdown the PHY if there is a GPIO reset */ - gpiod_set_value(bp->reset_gpio, 0); + if (bp->reset_gpio) + gpiod_set_value(bp->reset_gpio, 0); unregister_netdev(dev); clk_disable_unprepare(bp->tx_clk); diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 37c081583084..08243c2ff4b4 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -943,8 +943,8 @@ fec_restart(struct net_device *ndev) else val &= ~FEC_RACC_OPTIONS; writel(val, fep->hwp + FEC_RACC); + writel(PKT_MAXBUF_SIZE, fep->hwp + FEC_FTRL); } - writel(PKT_MAXBUF_SIZE, fep->hwp + FEC_FTRL); #endif /* diff --git a/drivers/net/ethernet/hisilicon/hns/hnae.h b/drivers/net/ethernet/hisilicon/hns/hnae.h index 37d0cce392be..e8d36aaea223 100644 --- a/drivers/net/ethernet/hisilicon/hns/hnae.h +++ b/drivers/net/ethernet/hisilicon/hns/hnae.h @@ -469,7 +469,7 @@ struct hnae_ae_ops { u32 *tx_usecs, u32 *rx_usecs); void (*get_rx_max_coalesced_frames)(struct hnae_handle *handle, u32 *tx_frames, u32 *rx_frames); - void (*set_coalesce_usecs)(struct hnae_handle *handle, u32 timeout); + int (*set_coalesce_usecs)(struct hnae_handle *handle, u32 timeout); int (*set_coalesce_frames)(struct hnae_handle *handle, u32 coalesce_frames); void (*set_promisc_mode)(struct hnae_handle *handle, u32 en); diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c index 285c893ab135..a1cb461ac45f 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c @@ -159,11 +159,6 @@ struct hnae_handle *hns_ae_get_handle(struct hnae_ae_dev *dev, ae_handle->qs[i]->tx_ring.q = ae_handle->qs[i]; ring_pair_cb->used_by_vf = 1; - if (port_idx < DSAF_SERVICE_PORT_NUM_PER_DSAF) - ring_pair_cb->port_id_in_dsa = port_idx; - else - ring_pair_cb->port_id_in_dsa = 0; - ring_pair_cb++; } @@ -453,59 +448,46 @@ static int hns_ae_set_pauseparam(struct hnae_handle *handle, static void hns_ae_get_coalesce_usecs(struct hnae_handle *handle, u32 *tx_usecs, u32 *rx_usecs) { - int port; - - port = hns_ae_map_eport_to_dport(handle->eport_id); + struct ring_pair_cb *ring_pair = + container_of(handle->qs[0], struct ring_pair_cb, q); - *tx_usecs = hns_rcb_get_coalesce_usecs( - hns_ae_get_dsaf_dev(handle->dev), - hns_dsaf_get_comm_idx_by_port(port)); - *rx_usecs = hns_rcb_get_coalesce_usecs( - hns_ae_get_dsaf_dev(handle->dev), - hns_dsaf_get_comm_idx_by_port(port)); + *tx_usecs = hns_rcb_get_coalesce_usecs(ring_pair->rcb_common, + ring_pair->port_id_in_comm); + *rx_usecs = hns_rcb_get_coalesce_usecs(ring_pair->rcb_common, + ring_pair->port_id_in_comm); } static void hns_ae_get_rx_max_coalesced_frames(struct hnae_handle *handle, u32 *tx_frames, u32 *rx_frames) { - int port; + struct ring_pair_cb *ring_pair = + container_of(handle->qs[0], struct ring_pair_cb, q); - assert(handle); - - port = hns_ae_map_eport_to_dport(handle->eport_id); - - *tx_frames = hns_rcb_get_coalesced_frames( - hns_ae_get_dsaf_dev(handle->dev), port); - *rx_frames = hns_rcb_get_coalesced_frames( - hns_ae_get_dsaf_dev(handle->dev), port); + *tx_frames = hns_rcb_get_coalesced_frames(ring_pair->rcb_common, + ring_pair->port_id_in_comm); + *rx_frames = hns_rcb_get_coalesced_frames(ring_pair->rcb_common, + ring_pair->port_id_in_comm); } -static void hns_ae_set_coalesce_usecs(struct hnae_handle *handle, - u32 timeout) +static int hns_ae_set_coalesce_usecs(struct hnae_handle *handle, + u32 timeout) { - int port; + struct ring_pair_cb *ring_pair = + container_of(handle->qs[0], struct ring_pair_cb, q); - assert(handle); - - port = hns_ae_map_eport_to_dport(handle->eport_id); - - hns_rcb_set_coalesce_usecs(hns_ae_get_dsaf_dev(handle->dev), - port, timeout); + return hns_rcb_set_coalesce_usecs( + ring_pair->rcb_common, ring_pair->port_id_in_comm, timeout); } static int hns_ae_set_coalesce_frames(struct hnae_handle *handle, u32 coalesce_frames) { - int port; - int ret; + struct ring_pair_cb *ring_pair = + container_of(handle->qs[0], struct ring_pair_cb, q); - assert(handle); - - port = hns_ae_map_eport_to_dport(handle->eport_id); - - ret = hns_rcb_set_coalesced_frames(hns_ae_get_dsaf_dev(handle->dev), - port, coalesce_frames); - return ret; + return hns_rcb_set_coalesced_frames( + ring_pair->rcb_common, + ring_pair->port_id_in_comm, coalesce_frames); } void hns_ae_update_stats(struct hnae_handle *handle, diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c index 6e2b76ede075..44abb08de155 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_gmac.c @@ -664,7 +664,8 @@ static void hns_gmac_get_strings(u32 stringset, u8 *data) return; for (i = 0; i < ARRAY_SIZE(g_gmac_stats_string); i++) { - snprintf(buff, ETH_GSTRING_LEN, g_gmac_stats_string[i].desc); + snprintf(buff, ETH_GSTRING_LEN, "%s", + g_gmac_stats_string[i].desc); buff = buff + ETH_GSTRING_LEN; } } diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c index 5c1ac9ba1bf2..5978a5c8ef35 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c @@ -2219,17 +2219,17 @@ void hns_dsaf_get_regs(struct dsaf_device *ddev, u32 port, void *data) /* dsaf onode registers */ for (i = 0; i < DSAF_XOD_NUM; i++) { p[311 + i] = dsaf_read_dev(ddev, - DSAF_XOD_ETS_TSA_TC0_TC3_CFG_0_REG + j * 0x90); + DSAF_XOD_ETS_TSA_TC0_TC3_CFG_0_REG + i * 0x90); p[319 + i] = dsaf_read_dev(ddev, - DSAF_XOD_ETS_TSA_TC4_TC7_CFG_0_REG + j * 0x90); + DSAF_XOD_ETS_TSA_TC4_TC7_CFG_0_REG + i * 0x90); p[327 + i] = dsaf_read_dev(ddev, - DSAF_XOD_ETS_BW_TC0_TC3_CFG_0_REG + j * 0x90); + DSAF_XOD_ETS_BW_TC0_TC3_CFG_0_REG + i * 0x90); p[335 + i] = dsaf_read_dev(ddev, - DSAF_XOD_ETS_BW_TC4_TC7_CFG_0_REG + j * 0x90); + DSAF_XOD_ETS_BW_TC4_TC7_CFG_0_REG + i * 0x90); p[343 + i] = dsaf_read_dev(ddev, - DSAF_XOD_ETS_BW_OFFSET_CFG_0_REG + j * 0x90); + DSAF_XOD_ETS_BW_OFFSET_CFG_0_REG + i * 0x90); p[351 + i] = dsaf_read_dev(ddev, - DSAF_XOD_ETS_TOKEN_CFG_0_REG + j * 0x90); + DSAF_XOD_ETS_TOKEN_CFG_0_REG + i * 0x90); } p[359] = dsaf_read_dev(ddev, DSAF_XOD_PFS_CFG_0_0_REG + port * 0x90); diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c index 607c3be42241..e69b02287c44 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c @@ -244,31 +244,35 @@ void hns_ppe_com_srst(struct ppe_common_cb *ppe_common, u32 val) */ phy_interface_t hns_mac_get_phy_if(struct hns_mac_cb *mac_cb) { - u32 hilink3_mode; - u32 hilink4_mode; + u32 mode; + u32 reg; + u32 shift; + bool is_ver1 = AE_IS_VER1(mac_cb->dsaf_dev->dsaf_ver); void __iomem *sys_ctl_vaddr = mac_cb->sys_ctl_vaddr; - int dev_id = mac_cb->mac_id; + int mac_id = mac_cb->mac_id; phy_interface_t phy_if = PHY_INTERFACE_MODE_NA; - hilink3_mode = dsaf_read_reg(sys_ctl_vaddr, HNS_MAC_HILINK3_REG); - hilink4_mode = dsaf_read_reg(sys_ctl_vaddr, HNS_MAC_HILINK4_REG); - if (dev_id >= 0 && dev_id <= 3) { - if (hilink4_mode == 0) - phy_if = PHY_INTERFACE_MODE_SGMII; - else + if (is_ver1 && (mac_id >= 6 && mac_id <= 7)) { + phy_if = PHY_INTERFACE_MODE_SGMII; + } else if (mac_id >= 0 && mac_id <= 3) { + reg = is_ver1 ? HNS_MAC_HILINK4_REG : HNS_MAC_HILINK4V2_REG; + mode = dsaf_read_reg(sys_ctl_vaddr, reg); + /* mac_id 0, 1, 2, 3 ---> hilink4 lane 0, 1, 2, 3 */ + shift = is_ver1 ? 0 : mac_id; + if (dsaf_get_bit(mode, shift)) phy_if = PHY_INTERFACE_MODE_XGMII; - } else if (dev_id >= 4 && dev_id <= 5) { - if (hilink3_mode == 0) - phy_if = PHY_INTERFACE_MODE_SGMII; else + phy_if = PHY_INTERFACE_MODE_SGMII; + } else if (mac_id >= 4 && mac_id <= 7) { + reg = is_ver1 ? HNS_MAC_HILINK3_REG : HNS_MAC_HILINK3V2_REG; + mode = dsaf_read_reg(sys_ctl_vaddr, reg); + /* mac_id 4, 5, 6, 7 ---> hilink3 lane 2, 3, 0, 1 */ + shift = is_ver1 ? 0 : mac_id <= 5 ? mac_id - 2 : mac_id - 6; + if (dsaf_get_bit(mode, shift)) phy_if = PHY_INTERFACE_MODE_XGMII; - } else { - phy_if = PHY_INTERFACE_MODE_SGMII; + else + phy_if = PHY_INTERFACE_MODE_SGMII; } - - dev_dbg(mac_cb->dev, - "hilink3_mode=%d, hilink4_mode=%d dev_id=%d, phy_if=%d\n", - hilink3_mode, hilink4_mode, dev_id, phy_if); return phy_if; } diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c index 12188807468c..28ee26e5c478 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.c @@ -215,9 +215,9 @@ static void hns_rcb_ring_init(struct ring_pair_cb *ring_pair, int ring_type) dsaf_write_dev(q, RCB_RING_RX_RING_BD_LEN_REG, bd_size_type); dsaf_write_dev(q, RCB_RING_RX_RING_BD_NUM_REG, - ring_pair->port_id_in_dsa); + ring_pair->port_id_in_comm); dsaf_write_dev(q, RCB_RING_RX_RING_PKTLINE_REG, - ring_pair->port_id_in_dsa); + ring_pair->port_id_in_comm); } else { dsaf_write_dev(q, RCB_RING_TX_RING_BASEADDR_L_REG, (u32)dma); @@ -227,9 +227,9 @@ static void hns_rcb_ring_init(struct ring_pair_cb *ring_pair, int ring_type) dsaf_write_dev(q, RCB_RING_TX_RING_BD_LEN_REG, bd_size_type); dsaf_write_dev(q, RCB_RING_TX_RING_BD_NUM_REG, - ring_pair->port_id_in_dsa); + ring_pair->port_id_in_comm); dsaf_write_dev(q, RCB_RING_TX_RING_PKTLINE_REG, - ring_pair->port_id_in_dsa); + ring_pair->port_id_in_comm); } } @@ -256,50 +256,16 @@ static void hns_rcb_set_port_desc_cnt(struct rcb_common_cb *rcb_common, desc_cnt); } -/** - *hns_rcb_set_port_coalesced_frames - set rcb port coalesced frames - *@rcb_common: rcb_common device - *@port_idx:port index - *@coalesced_frames:BD num for coalesced frames - */ -static int hns_rcb_set_port_coalesced_frames(struct rcb_common_cb *rcb_common, - u32 port_idx, - u32 coalesced_frames) -{ - if (coalesced_frames >= rcb_common->desc_num || - coalesced_frames > HNS_RCB_MAX_COALESCED_FRAMES) - return -EINVAL; - - dsaf_write_dev(rcb_common, RCB_CFG_PKTLINE_REG + port_idx * 4, - coalesced_frames); - return 0; -} - -/** - *hns_rcb_get_port_coalesced_frames - set rcb port coalesced frames - *@rcb_common: rcb_common device - *@port_idx:port index - * return coaleseced frames value - */ -static u32 hns_rcb_get_port_coalesced_frames(struct rcb_common_cb *rcb_common, - u32 port_idx) +static void hns_rcb_set_port_timeout( + struct rcb_common_cb *rcb_common, u32 port_idx, u32 timeout) { - if (port_idx >= HNS_RCB_SERVICE_NW_ENGINE_NUM) - port_idx = 0; - - return dsaf_read_dev(rcb_common, - RCB_CFG_PKTLINE_REG + port_idx * 4); -} - -/** - *hns_rcb_set_timeout - set rcb port coalesced time_out - *@rcb_common: rcb_common device - *@time_out:time for coalesced time_out - */ -static void hns_rcb_set_timeout(struct rcb_common_cb *rcb_common, - u32 timeout) -{ - dsaf_write_dev(rcb_common, RCB_CFG_OVERTIME_REG, timeout); + if (AE_IS_VER1(rcb_common->dsaf_dev->dsaf_ver)) + dsaf_write_dev(rcb_common, RCB_CFG_OVERTIME_REG, + timeout * HNS_RCB_CLK_FREQ_MHZ); + else + dsaf_write_dev(rcb_common, + RCB_PORT_CFG_OVERTIME_REG + port_idx * 4, + timeout); } static int hns_rcb_common_get_port_num(struct rcb_common_cb *rcb_common) @@ -361,10 +327,11 @@ int hns_rcb_common_init_hw(struct rcb_common_cb *rcb_common) for (i = 0; i < port_num; i++) { hns_rcb_set_port_desc_cnt(rcb_common, i, rcb_common->desc_num); - (void)hns_rcb_set_port_coalesced_frames( - rcb_common, i, rcb_common->coalesced_frames); + (void)hns_rcb_set_coalesced_frames( + rcb_common, i, HNS_RCB_DEF_COALESCED_FRAMES); + hns_rcb_set_port_timeout( + rcb_common, i, HNS_RCB_DEF_COALESCED_USECS); } - hns_rcb_set_timeout(rcb_common, rcb_common->timeout); dsaf_write_dev(rcb_common, RCB_COM_CFG_ENDIAN_REG, HNS_RCB_COMMON_ENDIAN); @@ -460,7 +427,8 @@ static void hns_rcb_ring_pair_get_cfg(struct ring_pair_cb *ring_pair_cb) hns_rcb_ring_get_cfg(&ring_pair_cb->q, TX_RING); } -static int hns_rcb_get_port(struct rcb_common_cb *rcb_common, int ring_idx) +static int hns_rcb_get_port_in_comm( + struct rcb_common_cb *rcb_common, int ring_idx) { int comm_index = rcb_common->comm_index; int port; @@ -470,7 +438,7 @@ static int hns_rcb_get_port(struct rcb_common_cb *rcb_common, int ring_idx) q_num = (int)rcb_common->max_q_per_vf * rcb_common->max_vfn; port = ring_idx / q_num; } else { - port = HNS_RCB_SERVICE_NW_ENGINE_NUM + comm_index - 1; + port = 0; /* config debug-ports port_id_in_comm to 0*/ } return port; @@ -518,7 +486,8 @@ void hns_rcb_get_cfg(struct rcb_common_cb *rcb_common) ring_pair_cb->index = i; ring_pair_cb->q.io_base = RCB_COMM_BASE_TO_RING_BASE(rcb_common->io_base, i); - ring_pair_cb->port_id_in_dsa = hns_rcb_get_port(rcb_common, i); + ring_pair_cb->port_id_in_comm = + hns_rcb_get_port_in_comm(rcb_common, i); ring_pair_cb->virq[HNS_RCB_IRQ_IDX_TX] = is_ver1 ? irq_of_parse_and_map(np, base_irq_idx + i * 2) : platform_get_irq(pdev, base_irq_idx + i * 3 + 1); @@ -534,82 +503,95 @@ void hns_rcb_get_cfg(struct rcb_common_cb *rcb_common) /** *hns_rcb_get_coalesced_frames - get rcb port coalesced frames *@rcb_common: rcb_common device - *@comm_index:port index - *return coalesced_frames + *@port_idx:port id in comm + * + *Returns: coalesced_frames */ -u32 hns_rcb_get_coalesced_frames(struct dsaf_device *dsaf_dev, int port) +u32 hns_rcb_get_coalesced_frames( + struct rcb_common_cb *rcb_common, u32 port_idx) { - int comm_index = hns_dsaf_get_comm_idx_by_port(port); - struct rcb_common_cb *rcb_comm = dsaf_dev->rcb_common[comm_index]; - - return hns_rcb_get_port_coalesced_frames(rcb_comm, port); + return dsaf_read_dev(rcb_common, RCB_CFG_PKTLINE_REG + port_idx * 4); } /** *hns_rcb_get_coalesce_usecs - get rcb port coalesced time_out *@rcb_common: rcb_common device - *@comm_index:port index - *return time_out + *@port_idx:port id in comm + * + *Returns: time_out */ -u32 hns_rcb_get_coalesce_usecs(struct dsaf_device *dsaf_dev, int comm_index) +u32 hns_rcb_get_coalesce_usecs( + struct rcb_common_cb *rcb_common, u32 port_idx) { - struct rcb_common_cb *rcb_comm = dsaf_dev->rcb_common[comm_index]; - - return rcb_comm->timeout; + if (AE_IS_VER1(rcb_common->dsaf_dev->dsaf_ver)) + return dsaf_read_dev(rcb_common, RCB_CFG_OVERTIME_REG) / + HNS_RCB_CLK_FREQ_MHZ; + else + return dsaf_read_dev(rcb_common, + RCB_PORT_CFG_OVERTIME_REG + port_idx * 4); } /** *hns_rcb_set_coalesce_usecs - set rcb port coalesced time_out *@rcb_common: rcb_common device - *@comm_index: comm :index - *@etx_usecs:tx time for coalesced time_out - *@rx_usecs:rx time for coalesced time_out + *@port_idx:port id in comm + *@timeout:tx/rx time for coalesced time_out + * + * Returns: + * Zero for success, or an error code in case of failure */ -void hns_rcb_set_coalesce_usecs(struct dsaf_device *dsaf_dev, - int port, u32 timeout) +int hns_rcb_set_coalesce_usecs( + struct rcb_common_cb *rcb_common, u32 port_idx, u32 timeout) { - int comm_index = hns_dsaf_get_comm_idx_by_port(port); - struct rcb_common_cb *rcb_comm = dsaf_dev->rcb_common[comm_index]; + u32 old_timeout = hns_rcb_get_coalesce_usecs(rcb_common, port_idx); - if (rcb_comm->timeout == timeout) - return; + if (timeout == old_timeout) + return 0; - if (comm_index == HNS_DSAF_COMM_SERVICE_NW_IDX) { - dev_err(dsaf_dev->dev, - "error: not support coalesce_usecs setting!\n"); - return; + if (AE_IS_VER1(rcb_common->dsaf_dev->dsaf_ver)) { + if (rcb_common->comm_index == HNS_DSAF_COMM_SERVICE_NW_IDX) { + dev_err(rcb_common->dsaf_dev->dev, + "error: not support coalesce_usecs setting!\n"); + return -EINVAL; + } } - rcb_comm->timeout = timeout; - hns_rcb_set_timeout(rcb_comm, rcb_comm->timeout); + if (timeout > HNS_RCB_MAX_COALESCED_USECS) { + dev_err(rcb_common->dsaf_dev->dev, + "error: not support coalesce %dus!\n", timeout); + return -EINVAL; + } + hns_rcb_set_port_timeout(rcb_common, port_idx, timeout); + return 0; } /** *hns_rcb_set_coalesced_frames - set rcb coalesced frames *@rcb_common: rcb_common device - *@tx_frames:tx BD num for coalesced frames - *@rx_frames:rx BD num for coalesced frames - *Return 0 on success, negative on failure + *@port_idx:port id in comm + *@coalesced_frames:tx/rx BD num for coalesced frames + * + * Returns: + * Zero for success, or an error code in case of failure */ -int hns_rcb_set_coalesced_frames(struct dsaf_device *dsaf_dev, - int port, u32 coalesced_frames) +int hns_rcb_set_coalesced_frames( + struct rcb_common_cb *rcb_common, u32 port_idx, u32 coalesced_frames) { - int comm_index = hns_dsaf_get_comm_idx_by_port(port); - struct rcb_common_cb *rcb_comm = dsaf_dev->rcb_common[comm_index]; - u32 coalesced_reg_val; - int ret; + u32 old_waterline = hns_rcb_get_coalesced_frames(rcb_common, port_idx); - coalesced_reg_val = hns_rcb_get_port_coalesced_frames(rcb_comm, port); - - if (coalesced_reg_val == coalesced_frames) + if (coalesced_frames == old_waterline) return 0; - if (coalesced_frames >= HNS_RCB_MIN_COALESCED_FRAMES) { - ret = hns_rcb_set_port_coalesced_frames(rcb_comm, port, - coalesced_frames); - return ret; - } else { + if (coalesced_frames >= rcb_common->desc_num || + coalesced_frames > HNS_RCB_MAX_COALESCED_FRAMES || + coalesced_frames < HNS_RCB_MIN_COALESCED_FRAMES) { + dev_err(rcb_common->dsaf_dev->dev, + "error: not support coalesce_frames setting!\n"); return -EINVAL; } + + dsaf_write_dev(rcb_common, RCB_CFG_PKTLINE_REG + port_idx * 4, + coalesced_frames); + return 0; } /** @@ -749,8 +731,6 @@ int hns_rcb_common_get_cfg(struct dsaf_device *dsaf_dev, rcb_common->dsaf_dev = dsaf_dev; rcb_common->desc_num = dsaf_dev->desc_num; - rcb_common->coalesced_frames = HNS_RCB_DEF_COALESCED_FRAMES; - rcb_common->timeout = HNS_RCB_MAX_TIME_OUT; hns_rcb_get_queue_mode(dsaf_mode, comm_index, &max_vfn, &max_q_per_vf); rcb_common->max_vfn = max_vfn; @@ -951,6 +931,10 @@ void hns_rcb_get_strings(int stringset, u8 *data, int index) void hns_rcb_get_common_regs(struct rcb_common_cb *rcb_com, void *data) { u32 *regs = data; + bool is_ver1 = AE_IS_VER1(rcb_com->dsaf_dev->dsaf_ver); + bool is_dbg = (rcb_com->comm_index != HNS_DSAF_COMM_SERVICE_NW_IDX); + u32 reg_tmp; + u32 reg_num_tmp; u32 i = 0; /*rcb common registers */ @@ -1004,12 +988,16 @@ void hns_rcb_get_common_regs(struct rcb_common_cb *rcb_com, void *data) = dsaf_read_dev(rcb_com, RCB_CFG_PKTLINE_REG + 4 * i); } - regs[70] = dsaf_read_dev(rcb_com, RCB_CFG_OVERTIME_REG); - regs[71] = dsaf_read_dev(rcb_com, RCB_CFG_PKTLINE_INT_NUM_REG); - regs[72] = dsaf_read_dev(rcb_com, RCB_CFG_OVERTIME_INT_NUM_REG); + reg_tmp = is_ver1 ? RCB_CFG_OVERTIME_REG : RCB_PORT_CFG_OVERTIME_REG; + reg_num_tmp = (is_ver1 || is_dbg) ? 1 : 6; + for (i = 0; i < reg_num_tmp; i++) + regs[70 + i] = dsaf_read_dev(rcb_com, reg_tmp); + + regs[76] = dsaf_read_dev(rcb_com, RCB_CFG_PKTLINE_INT_NUM_REG); + regs[77] = dsaf_read_dev(rcb_com, RCB_CFG_OVERTIME_INT_NUM_REG); /* mark end of rcb common regs */ - for (i = 73; i < 80; i++) + for (i = 78; i < 80; i++) regs[i] = 0xcccccccc; } diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.h b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.h index 81fe9f849973..eb61014ad615 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.h +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_rcb.h @@ -38,7 +38,9 @@ struct rcb_common_cb; #define HNS_RCB_MAX_COALESCED_FRAMES 1023 #define HNS_RCB_MIN_COALESCED_FRAMES 1 #define HNS_RCB_DEF_COALESCED_FRAMES 50 -#define HNS_RCB_MAX_TIME_OUT 0x500 +#define HNS_RCB_CLK_FREQ_MHZ 350 +#define HNS_RCB_MAX_COALESCED_USECS 0x3ff +#define HNS_RCB_DEF_COALESCED_USECS 3 #define HNS_RCB_COMMON_ENDIAN 1 @@ -82,7 +84,7 @@ struct ring_pair_cb { int virq[HNS_RCB_IRQ_NUM_PER_QUEUE]; - u8 port_id_in_dsa; + u8 port_id_in_comm; u8 used_by_vf; struct hns_ring_hw_stats hw_stats; @@ -97,8 +99,6 @@ struct rcb_common_cb { u8 comm_index; u32 ring_num; - u32 coalesced_frames; /* frames threshold of rx interrupt */ - u32 timeout; /* time threshold of rx interrupt */ u32 desc_num; /* desc num per queue*/ struct ring_pair_cb ring_pair_cb[0]; @@ -125,13 +125,14 @@ void hns_rcbv2_int_clr_hw(struct hnae_queue *q, u32 flag); void hns_rcb_init_hw(struct ring_pair_cb *ring); void hns_rcb_reset_ring_hw(struct hnae_queue *q); void hns_rcb_wait_fbd_clean(struct hnae_queue **qs, int q_num, u32 flag); - -u32 hns_rcb_get_coalesced_frames(struct dsaf_device *dsaf_dev, int comm_index); -u32 hns_rcb_get_coalesce_usecs(struct dsaf_device *dsaf_dev, int comm_index); -void hns_rcb_set_coalesce_usecs(struct dsaf_device *dsaf_dev, - int comm_index, u32 timeout); -int hns_rcb_set_coalesced_frames(struct dsaf_device *dsaf_dev, - int comm_index, u32 coalesce_frames); +u32 hns_rcb_get_coalesced_frames( + struct rcb_common_cb *rcb_common, u32 port_idx); +u32 hns_rcb_get_coalesce_usecs( + struct rcb_common_cb *rcb_common, u32 port_idx); +int hns_rcb_set_coalesce_usecs( + struct rcb_common_cb *rcb_common, u32 port_idx, u32 timeout); +int hns_rcb_set_coalesced_frames( + struct rcb_common_cb *rcb_common, u32 port_idx, u32 coalesced_frames); void hns_rcb_update_stats(struct hnae_queue *queue); void hns_rcb_get_stats(struct hnae_queue *queue, u64 *data); diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_reg.h b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_reg.h index bf62687e5ea7..7d7204f45e78 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_reg.h +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_reg.h @@ -103,6 +103,8 @@ /*serdes offset**/ #define HNS_MAC_HILINK3_REG DSAF_SUB_SC_HILINK3_CRG_CTRL0_REG #define HNS_MAC_HILINK4_REG DSAF_SUB_SC_HILINK4_CRG_CTRL0_REG +#define HNS_MAC_HILINK3V2_REG DSAF_SUB_SC_HILINK3_CRG_CTRL1_REG +#define HNS_MAC_HILINK4V2_REG DSAF_SUB_SC_HILINK4_CRG_CTRL1_REG #define HNS_MAC_LANE0_CTLEDFE_REG 0x000BFFCCULL #define HNS_MAC_LANE1_CTLEDFE_REG 0x000BFFBCULL #define HNS_MAC_LANE2_CTLEDFE_REG 0x000BFFACULL @@ -404,6 +406,7 @@ #define RCB_CFG_OVERTIME_REG 0x9300 #define RCB_CFG_PKTLINE_INT_NUM_REG 0x9304 #define RCB_CFG_OVERTIME_INT_NUM_REG 0x9308 +#define RCB_PORT_CFG_OVERTIME_REG 0x9430 #define RCB_RING_RX_RING_BASEADDR_L_REG 0x00000 #define RCB_RING_RX_RING_BASEADDR_H_REG 0x00004 diff --git a/drivers/net/ethernet/hisilicon/hns/hns_enet.c b/drivers/net/ethernet/hisilicon/hns/hns_enet.c index 71aa37b4b338..687204b780b0 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_enet.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_enet.c @@ -913,10 +913,7 @@ static int hns_nic_tx_poll_one(struct hns_nic_ring_data *ring_data, static void hns_nic_tx_fini_pro(struct hns_nic_ring_data *ring_data) { struct hnae_ring *ring = ring_data->ring; - int head = ring->next_to_clean; - - /* for hardware bug fixed */ - head = readl_relaxed(ring->io_base + RCB_REG_HEAD); + int head = readl_relaxed(ring->io_base + RCB_REG_HEAD); if (head != ring->next_to_clean) { ring_data->ring->q->handle->dev->ops->toggle_ring_irq( @@ -959,8 +956,8 @@ static int hns_nic_common_poll(struct napi_struct *napi, int budget) napi_complete(napi); ring_data->ring->q->handle->dev->ops->toggle_ring_irq( ring_data->ring, 0); - - ring_data->fini_process(ring_data); + if (ring_data->fini_process) + ring_data->fini_process(ring_data); return 0; } @@ -1723,6 +1720,7 @@ static int hns_nic_init_ring_data(struct hns_nic_priv *priv) { struct hnae_handle *h = priv->ae_handle; struct hns_nic_ring_data *rd; + bool is_ver1 = AE_IS_VER1(priv->enet_ver); int i; if (h->q_num > NIC_MAX_Q_PER_VF) { @@ -1740,7 +1738,7 @@ static int hns_nic_init_ring_data(struct hns_nic_priv *priv) rd->queue_index = i; rd->ring = &h->qs[i]->tx_ring; rd->poll_one = hns_nic_tx_poll_one; - rd->fini_process = hns_nic_tx_fini_pro; + rd->fini_process = is_ver1 ? hns_nic_tx_fini_pro : NULL; netif_napi_add(priv->netdev, &rd->napi, hns_nic_common_poll, NIC_TX_CLEAN_MAX_NUM); @@ -1752,7 +1750,7 @@ static int hns_nic_init_ring_data(struct hns_nic_priv *priv) rd->ring = &h->qs[i - h->q_num]->rx_ring; rd->poll_one = hns_nic_rx_poll_one; rd->ex_process = hns_nic_rx_up_pro; - rd->fini_process = hns_nic_rx_fini_pro; + rd->fini_process = is_ver1 ? hns_nic_rx_fini_pro : NULL; netif_napi_add(priv->netdev, &rd->napi, hns_nic_common_poll, NIC_RX_CLEAN_MAX_NUM); @@ -1816,7 +1814,7 @@ static int hns_nic_try_get_ae(struct net_device *ndev) h = hnae_get_handle(&priv->netdev->dev, priv->ae_node, priv->port_id, NULL); if (IS_ERR_OR_NULL(h)) { - ret = PTR_ERR(h); + ret = -ENODEV; dev_dbg(priv->dev, "has not handle, register notifier!\n"); goto out; } diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c index 9c3ba65988e1..3d746c887873 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c @@ -794,8 +794,10 @@ static int hns_set_coalesce(struct net_device *net_dev, (!ops->set_coalesce_frames)) return -ESRCH; - ops->set_coalesce_usecs(priv->ae_handle, - ec->rx_coalesce_usecs); + ret = ops->set_coalesce_usecs(priv->ae_handle, + ec->rx_coalesce_usecs); + if (ret) + return ret; ret = ops->set_coalesce_frames( priv->ae_handle, @@ -1013,8 +1015,8 @@ int hns_phy_led_set(struct net_device *netdev, int value) struct phy_device *phy_dev = priv->phy; retval = phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_LED); - retval = phy_write(phy_dev, HNS_LED_FC_REG, value); - retval = phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER); + retval |= phy_write(phy_dev, HNS_LED_FC_REG, value); + retval |= phy_write(phy_dev, HNS_PHY_PAGE_REG, HNS_PHY_PAGE_COPPER); if (retval) { netdev_err(netdev, "mdiobus_write fail !\n"); return retval; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h index 84fa28ceb200..e4949af7dd6b 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h @@ -661,9 +661,7 @@ struct ixgbe_adapter { #define IXGBE_FLAG2_RSS_FIELD_IPV6_UDP (u32)(1 << 9) #define IXGBE_FLAG2_PTP_PPS_ENABLED (u32)(1 << 10) #define IXGBE_FLAG2_PHY_INTERRUPT (u32)(1 << 11) -#ifdef CONFIG_IXGBE_VXLAN #define IXGBE_FLAG2_VXLAN_REREG_NEEDED BIT(12) -#endif #define IXGBE_FLAG2_VLAN_PROMISC BIT(13) /* Tx fast path data */ @@ -675,6 +673,9 @@ struct ixgbe_adapter { int num_rx_queues; u16 rx_itr_setting; + /* Port number used to identify VXLAN traffic */ + __be16 vxlan_port; + /* TX */ struct ixgbe_ring *tx_ring[MAX_TX_QUEUES] ____cacheline_aligned_in_smp; @@ -782,9 +783,6 @@ struct ixgbe_adapter { u32 timer_event_accumulator; u32 vferr_refcount; struct ixgbe_mac_addr *mac_table; -#ifdef CONFIG_IXGBE_VXLAN - u16 vxlan_port; -#endif struct kobject *info_kobj; #ifdef CONFIG_IXGBE_HWMON struct hwmon_buff *ixgbe_hwmon_buff; @@ -879,6 +877,8 @@ extern const char ixgbe_driver_version[]; extern char ixgbe_default_device_descr[]; #endif /* IXGBE_FCOE */ +int ixgbe_open(struct net_device *netdev); +int ixgbe_close(struct net_device *netdev); void ixgbe_up(struct ixgbe_adapter *adapter); void ixgbe_down(struct ixgbe_adapter *adapter); void ixgbe_reinit_locked(struct ixgbe_adapter *adapter); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c index 726e0eeee63b..b3530e1e3ce1 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c @@ -2053,7 +2053,7 @@ static void ixgbe_diag_test(struct net_device *netdev, if (if_running) /* indicate we're in test mode */ - dev_close(netdev); + ixgbe_close(netdev); else ixgbe_reset(adapter); @@ -2091,7 +2091,7 @@ skip_loopback: /* clear testing bit and return adapter to previous state */ clear_bit(__IXGBE_TESTING, &adapter->state); if (if_running) - dev_open(netdev); + ixgbe_open(netdev); else if (hw->mac.ops.disable_tx_laser) hw->mac.ops.disable_tx_laser(hw); } else { diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 569cb0757c93..7df3fe29b210 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -4531,9 +4531,7 @@ static void ixgbe_clear_vxlan_port(struct ixgbe_adapter *adapter) case ixgbe_mac_X550: case ixgbe_mac_X550EM_x: IXGBE_WRITE_REG(&adapter->hw, IXGBE_VXLANCTRL, 0); -#ifdef CONFIG_IXGBE_VXLAN adapter->vxlan_port = 0; -#endif break; default: break; @@ -5994,7 +5992,7 @@ static int ixgbe_change_mtu(struct net_device *netdev, int new_mtu) * handler is registered with the OS, the watchdog timer is started, * and the stack is notified that the interface is ready. **/ -static int ixgbe_open(struct net_device *netdev) +int ixgbe_open(struct net_device *netdev) { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; @@ -6096,7 +6094,7 @@ static void ixgbe_close_suspend(struct ixgbe_adapter *adapter) * needs to be disabled. A global MAC reset is issued to stop the * hardware, and all transmit and receive resources are freed. **/ -static int ixgbe_close(struct net_device *netdev) +int ixgbe_close(struct net_device *netdev) { struct ixgbe_adapter *adapter = netdev_priv(netdev); @@ -7560,11 +7558,10 @@ static void ixgbe_atr(struct ixgbe_ring *ring, struct ipv6hdr *ipv6; } hdr; struct tcphdr *th; + unsigned int hlen; struct sk_buff *skb; -#ifdef CONFIG_IXGBE_VXLAN - u8 encap = false; -#endif /* CONFIG_IXGBE_VXLAN */ __be16 vlan_id; + int l4_proto; /* if ring doesn't have a interrupt vector, cannot perform ATR */ if (!q_vector) @@ -7576,62 +7573,50 @@ static void ixgbe_atr(struct ixgbe_ring *ring, ring->atr_count++; + /* currently only IPv4/IPv6 with TCP is supported */ + if ((first->protocol != htons(ETH_P_IP)) && + (first->protocol != htons(ETH_P_IPV6))) + return; + /* snag network header to get L4 type and address */ skb = first->skb; hdr.network = skb_network_header(skb); - if (!skb->encapsulation) { - th = tcp_hdr(skb); - } else { #ifdef CONFIG_IXGBE_VXLAN + if (skb->encapsulation && + first->protocol == htons(ETH_P_IP) && + hdr.ipv4->protocol != IPPROTO_UDP) { struct ixgbe_adapter *adapter = q_vector->adapter; - if (!adapter->vxlan_port) - return; - if (first->protocol != htons(ETH_P_IP) || - hdr.ipv4->version != IPVERSION || - hdr.ipv4->protocol != IPPROTO_UDP) { - return; - } - if (ntohs(udp_hdr(skb)->dest) != adapter->vxlan_port) - return; - encap = true; - hdr.network = skb_inner_network_header(skb); - th = inner_tcp_hdr(skb); -#else - return; -#endif /* CONFIG_IXGBE_VXLAN */ + /* verify the port is recognized as VXLAN */ + if (adapter->vxlan_port && + udp_hdr(skb)->dest == adapter->vxlan_port) + hdr.network = skb_inner_network_header(skb); } +#endif /* CONFIG_IXGBE_VXLAN */ /* Currently only IPv4/IPv6 with TCP is supported */ switch (hdr.ipv4->version) { case IPVERSION: - if (hdr.ipv4->protocol != IPPROTO_TCP) - return; + /* access ihl as u8 to avoid unaligned access on ia64 */ + hlen = (hdr.network[0] & 0x0F) << 2; + l4_proto = hdr.ipv4->protocol; break; case 6: - if (likely((unsigned char *)th - hdr.network == - sizeof(struct ipv6hdr))) { - if (hdr.ipv6->nexthdr != IPPROTO_TCP) - return; - } else { - __be16 frag_off; - u8 l4_hdr; - - ipv6_skip_exthdr(skb, hdr.network - skb->data + - sizeof(struct ipv6hdr), - &l4_hdr, &frag_off); - if (unlikely(frag_off)) - return; - if (l4_hdr != IPPROTO_TCP) - return; - } + hlen = hdr.network - skb->data; + l4_proto = ipv6_find_hdr(skb, &hlen, IPPROTO_TCP, NULL, NULL); + hlen -= hdr.network - skb->data; break; default: return; } - /* skip this packet since it is invalid or the socket is closing */ - if (!th || th->fin) + if (l4_proto != IPPROTO_TCP) + return; + + th = (struct tcphdr *)(hdr.network + hlen); + + /* skip this packet since the socket is closing */ + if (th->fin) return; /* sample on all syn packets or once every atr sample count */ @@ -7682,10 +7667,8 @@ static void ixgbe_atr(struct ixgbe_ring *ring, break; } -#ifdef CONFIG_IXGBE_VXLAN - if (encap) + if (hdr.network != skb_network_header(skb)) input.formatted.flow_type |= IXGBE_ATR_L4TYPE_TUNNEL_MASK; -#endif /* CONFIG_IXGBE_VXLAN */ /* This assumes the Rx queue and Tx queue are bound to the same CPU */ ixgbe_fdir_add_signature_filter_82599(&q_vector->adapter->hw, @@ -8209,10 +8192,17 @@ int ixgbe_setup_tc(struct net_device *dev, u8 tc) static int ixgbe_delete_clsu32(struct ixgbe_adapter *adapter, struct tc_cls_u32_offload *cls) { + u32 uhtid = TC_U32_USERHTID(cls->knode.handle); + u32 loc; int err; + if ((uhtid != 0x800) && (uhtid >= IXGBE_MAX_LINK_HANDLE)) + return -EINVAL; + + loc = cls->knode.handle & 0xfffff; + spin_lock(&adapter->fdir_perfect_lock); - err = ixgbe_update_ethtool_fdir_entry(adapter, NULL, cls->knode.handle); + err = ixgbe_update_ethtool_fdir_entry(adapter, NULL, loc); spin_unlock(&adapter->fdir_perfect_lock); return err; } @@ -8221,20 +8211,30 @@ static int ixgbe_configure_clsu32_add_hnode(struct ixgbe_adapter *adapter, __be16 protocol, struct tc_cls_u32_offload *cls) { + u32 uhtid = TC_U32_USERHTID(cls->hnode.handle); + + if (uhtid >= IXGBE_MAX_LINK_HANDLE) + return -EINVAL; + /* This ixgbe devices do not support hash tables at the moment * so abort when given hash tables. */ if (cls->hnode.divisor > 0) return -EINVAL; - set_bit(TC_U32_USERHTID(cls->hnode.handle), &adapter->tables); + set_bit(uhtid - 1, &adapter->tables); return 0; } static int ixgbe_configure_clsu32_del_hnode(struct ixgbe_adapter *adapter, struct tc_cls_u32_offload *cls) { - clear_bit(TC_U32_USERHTID(cls->hnode.handle), &adapter->tables); + u32 uhtid = TC_U32_USERHTID(cls->hnode.handle); + + if (uhtid >= IXGBE_MAX_LINK_HANDLE) + return -EINVAL; + + clear_bit(uhtid - 1, &adapter->tables); return 0; } @@ -8252,27 +8252,29 @@ static int ixgbe_configure_clsu32(struct ixgbe_adapter *adapter, #endif int i, err = 0; u8 queue; - u32 handle; + u32 uhtid, link_uhtid; memset(&mask, 0, sizeof(union ixgbe_atr_input)); - handle = cls->knode.handle; + uhtid = TC_U32_USERHTID(cls->knode.handle); + link_uhtid = TC_U32_USERHTID(cls->knode.link_handle); - /* At the moment cls_u32 jumps to transport layer and skips past + /* At the moment cls_u32 jumps to network layer and skips past * L2 headers. The canonical method to match L2 frames is to use * negative values. However this is error prone at best but really * just broken because there is no way to "know" what sort of hdr - * is in front of the transport layer. Fix cls_u32 to support L2 + * is in front of the network layer. Fix cls_u32 to support L2 * headers when needed. */ if (protocol != htons(ETH_P_IP)) return -EINVAL; - if (cls->knode.link_handle || - cls->knode.link_handle >= IXGBE_MAX_LINK_HANDLE) { + if (link_uhtid) { struct ixgbe_nexthdr *nexthdr = ixgbe_ipv4_jumps; - u32 uhtid = TC_U32_USERHTID(cls->knode.link_handle); - if (!test_bit(uhtid, &adapter->tables)) + if (link_uhtid >= IXGBE_MAX_LINK_HANDLE) + return -EINVAL; + + if (!test_bit(link_uhtid - 1, &adapter->tables)) return -EINVAL; for (i = 0; nexthdr[i].jump; i++) { @@ -8288,10 +8290,7 @@ static int ixgbe_configure_clsu32(struct ixgbe_adapter *adapter, nexthdr->mask != cls->knode.sel->keys[0].mask) return -EINVAL; - if (uhtid >= IXGBE_MAX_LINK_HANDLE) - return -EINVAL; - - adapter->jump_tables[uhtid] = nexthdr->jump; + adapter->jump_tables[link_uhtid] = nexthdr->jump; } return 0; } @@ -8308,13 +8307,13 @@ static int ixgbe_configure_clsu32(struct ixgbe_adapter *adapter, * To add support for new nodes update ixgbe_model.h parse structures * this function _should_ be generic try not to hardcode values here. */ - if (TC_U32_USERHTID(handle) == 0x800) { + if (uhtid == 0x800) { field_ptr = adapter->jump_tables[0]; } else { - if (TC_U32_USERHTID(handle) >= ARRAY_SIZE(adapter->jump_tables)) + if (uhtid >= IXGBE_MAX_LINK_HANDLE) return -EINVAL; - field_ptr = adapter->jump_tables[TC_U32_USERHTID(handle)]; + field_ptr = adapter->jump_tables[uhtid]; } if (!field_ptr) @@ -8332,8 +8331,7 @@ static int ixgbe_configure_clsu32(struct ixgbe_adapter *adapter, int j; for (j = 0; field_ptr[j].val; j++) { - if (field_ptr[j].off == off && - field_ptr[j].mask == m) { + if (field_ptr[j].off == off) { field_ptr[j].val(input, &mask, val, m); input->filter.formatted.flow_type |= field_ptr[j].type; @@ -8393,8 +8391,8 @@ err_out: return -EINVAL; } -int __ixgbe_setup_tc(struct net_device *dev, u32 handle, __be16 proto, - struct tc_to_netdev *tc) +static int __ixgbe_setup_tc(struct net_device *dev, u32 handle, __be16 proto, + struct tc_to_netdev *tc) { struct ixgbe_adapter *adapter = netdev_priv(dev); @@ -8554,7 +8552,6 @@ static void ixgbe_add_vxlan_port(struct net_device *dev, sa_family_t sa_family, { struct ixgbe_adapter *adapter = netdev_priv(dev); struct ixgbe_hw *hw = &adapter->hw; - u16 new_port = ntohs(port); if (!(adapter->flags & IXGBE_FLAG_VXLAN_OFFLOAD_CAPABLE)) return; @@ -8562,18 +8559,18 @@ static void ixgbe_add_vxlan_port(struct net_device *dev, sa_family_t sa_family, if (sa_family == AF_INET6) return; - if (adapter->vxlan_port == new_port) + if (adapter->vxlan_port == port) return; if (adapter->vxlan_port) { netdev_info(dev, "Hit Max num of VXLAN ports, not adding port %d\n", - new_port); + ntohs(port)); return; } - adapter->vxlan_port = new_port; - IXGBE_WRITE_REG(hw, IXGBE_VXLANCTRL, new_port); + adapter->vxlan_port = port; + IXGBE_WRITE_REG(hw, IXGBE_VXLANCTRL, ntohs(port)); } /** @@ -8586,7 +8583,6 @@ static void ixgbe_del_vxlan_port(struct net_device *dev, sa_family_t sa_family, __be16 port) { struct ixgbe_adapter *adapter = netdev_priv(dev); - u16 new_port = ntohs(port); if (!(adapter->flags & IXGBE_FLAG_VXLAN_OFFLOAD_CAPABLE)) return; @@ -8594,9 +8590,9 @@ static void ixgbe_del_vxlan_port(struct net_device *dev, sa_family_t sa_family, if (sa_family == AF_INET6) return; - if (adapter->vxlan_port != new_port) { + if (adapter->vxlan_port != port) { netdev_info(dev, "Port %d was not found, not deleting\n", - new_port); + ntohs(port)); return; } @@ -9265,17 +9261,6 @@ skip_sriov: netdev->priv_flags |= IFF_UNICAST_FLT; netdev->priv_flags |= IFF_SUPP_NOFCS; -#ifdef CONFIG_IXGBE_VXLAN - switch (adapter->hw.mac.type) { - case ixgbe_mac_X550: - case ixgbe_mac_X550EM_x: - netdev->hw_enc_features |= NETIF_F_RXCSUM; - break; - default: - break; - } -#endif /* CONFIG_IXGBE_VXLAN */ - #ifdef CONFIG_IXGBE_DCB netdev->dcbnl_ops = &dcbnl_ops; #endif @@ -9329,6 +9314,8 @@ skip_sriov: goto err_sw_init; } + /* Set hw->mac.addr to permanent MAC address */ + ether_addr_copy(hw->mac.addr, hw->mac.perm_addr); ixgbe_mac_set_default_filter(adapter); setup_timer(&adapter->service_timer, &ixgbe_service_timer, diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_model.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_model.h index ce48872d4782..74c53ad9d268 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_model.h +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_model.h @@ -32,7 +32,6 @@ struct ixgbe_mat_field { unsigned int off; - unsigned int mask; int (*val)(struct ixgbe_fdir_filter *input, union ixgbe_atr_input *mask, u32 val, u32 m); @@ -58,35 +57,27 @@ static inline int ixgbe_mat_prgm_dip(struct ixgbe_fdir_filter *input, } static struct ixgbe_mat_field ixgbe_ipv4_fields[] = { - { .off = 12, .mask = -1, .val = ixgbe_mat_prgm_sip, + { .off = 12, .val = ixgbe_mat_prgm_sip, .type = IXGBE_ATR_FLOW_TYPE_IPV4}, - { .off = 16, .mask = -1, .val = ixgbe_mat_prgm_dip, + { .off = 16, .val = ixgbe_mat_prgm_dip, .type = IXGBE_ATR_FLOW_TYPE_IPV4}, { .val = NULL } /* terminal node */ }; -static inline int ixgbe_mat_prgm_sport(struct ixgbe_fdir_filter *input, +static inline int ixgbe_mat_prgm_ports(struct ixgbe_fdir_filter *input, union ixgbe_atr_input *mask, u32 val, u32 m) { input->filter.formatted.src_port = val & 0xffff; mask->formatted.src_port = m & 0xffff; - return 0; -}; + input->filter.formatted.dst_port = val >> 16; + mask->formatted.dst_port = m >> 16; -static inline int ixgbe_mat_prgm_dport(struct ixgbe_fdir_filter *input, - union ixgbe_atr_input *mask, - u32 val, u32 m) -{ - input->filter.formatted.dst_port = val & 0xffff; - mask->formatted.dst_port = m & 0xffff; return 0; }; static struct ixgbe_mat_field ixgbe_tcp_fields[] = { - {.off = 0, .mask = 0xffff, .val = ixgbe_mat_prgm_sport, - .type = IXGBE_ATR_FLOW_TYPE_TCPV4}, - {.off = 2, .mask = 0xffff, .val = ixgbe_mat_prgm_dport, + {.off = 0, .val = ixgbe_mat_prgm_ports, .type = IXGBE_ATR_FLOW_TYPE_TCPV4}, { .val = NULL } /* terminal node */ }; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c index 87aca3f7c3de..68a9c646498e 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c @@ -355,7 +355,7 @@ static s32 ixgbe_iosf_wait(struct ixgbe_hw *hw, u32 *ctrl) command = IXGBE_READ_REG(hw, IXGBE_SB_IOSF_INDIRECT_CTRL); if (!(command & IXGBE_SB_IOSF_CTRL_BUSY)) break; - usleep_range(10, 20); + udelay(10); } if (ctrl) *ctrl = command; diff --git a/drivers/net/ethernet/intel/ixgbevf/ethtool.c b/drivers/net/ethernet/intel/ixgbevf/ethtool.c index c48aef613b0a..d7aa4b203f40 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ethtool.c +++ b/drivers/net/ethernet/intel/ixgbevf/ethtool.c @@ -680,7 +680,7 @@ static void ixgbevf_diag_test(struct net_device *netdev, if (if_running) /* indicate we're in test mode */ - dev_close(netdev); + ixgbevf_close(netdev); else ixgbevf_reset(adapter); @@ -692,7 +692,7 @@ static void ixgbevf_diag_test(struct net_device *netdev, clear_bit(__IXGBEVF_TESTING, &adapter->state); if (if_running) - dev_open(netdev); + ixgbevf_open(netdev); } else { hw_dbg(&adapter->hw, "online testing starting\n"); /* Online tests */ diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h b/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h index 68ec7daa04fd..991eeae81473 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h @@ -486,6 +486,8 @@ extern const struct ixgbe_mbx_operations ixgbevf_mbx_ops; extern const char ixgbevf_driver_name[]; extern const char ixgbevf_driver_version[]; +int ixgbevf_open(struct net_device *netdev); +int ixgbevf_close(struct net_device *netdev); void ixgbevf_up(struct ixgbevf_adapter *adapter); void ixgbevf_down(struct ixgbevf_adapter *adapter); void ixgbevf_reinit_locked(struct ixgbevf_adapter *adapter); diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index 0ea14c0a2e74..b0edae94d73d 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -3122,7 +3122,7 @@ static void ixgbevf_free_all_rx_resources(struct ixgbevf_adapter *adapter) * handler is registered with the OS, the watchdog timer is started, * and the stack is notified that the interface is ready. **/ -static int ixgbevf_open(struct net_device *netdev) +int ixgbevf_open(struct net_device *netdev) { struct ixgbevf_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; @@ -3205,7 +3205,7 @@ err_setup_reset: * needs to be disabled. A global MAC reset is issued to stop the * hardware, and all transmit and receive resources are freed. **/ -static int ixgbevf_close(struct net_device *netdev) +int ixgbevf_close(struct net_device *netdev) { struct ixgbevf_adapter *adapter = netdev_priv(netdev); @@ -3692,19 +3692,23 @@ static int ixgbevf_set_mac(struct net_device *netdev, void *p) struct ixgbevf_adapter *adapter = netdev_priv(netdev); struct ixgbe_hw *hw = &adapter->hw; struct sockaddr *addr = p; + int err; if (!is_valid_ether_addr(addr->sa_data)) return -EADDRNOTAVAIL; - ether_addr_copy(netdev->dev_addr, addr->sa_data); - ether_addr_copy(hw->mac.addr, addr->sa_data); - spin_lock_bh(&adapter->mbx_lock); - hw->mac.ops.set_rar(hw, 0, hw->mac.addr, 0); + err = hw->mac.ops.set_rar(hw, 0, addr->sa_data, 0); spin_unlock_bh(&adapter->mbx_lock); + if (err) + return -EPERM; + + ether_addr_copy(hw->mac.addr, addr->sa_data); + ether_addr_copy(netdev->dev_addr, addr->sa_data); + return 0; } diff --git a/drivers/net/ethernet/intel/ixgbevf/vf.c b/drivers/net/ethernet/intel/ixgbevf/vf.c index 61a98f4c5746..4d613a4f2a7f 100644 --- a/drivers/net/ethernet/intel/ixgbevf/vf.c +++ b/drivers/net/ethernet/intel/ixgbevf/vf.c @@ -408,8 +408,10 @@ static s32 ixgbevf_set_rar_vf(struct ixgbe_hw *hw, u32 index, u8 *addr, /* if nacked the address was rejected, use "perm_addr" */ if (!ret_val && - (msgbuf[0] == (IXGBE_VF_SET_MAC_ADDR | IXGBE_VT_MSGTYPE_NACK))) + (msgbuf[0] == (IXGBE_VF_SET_MAC_ADDR | IXGBE_VT_MSGTYPE_NACK))) { ixgbevf_get_mac_addr_vf(hw, hw->mac.addr); + return IXGBE_ERR_MBX; + } return ret_val; } diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index 577f7ca7deba..7fc490225da5 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -260,7 +260,6 @@ #define MVNETA_VLAN_TAG_LEN 4 -#define MVNETA_CPU_D_CACHE_LINE_SIZE 32 #define MVNETA_TX_CSUM_DEF_SIZE 1600 #define MVNETA_TX_CSUM_MAX_SIZE 9800 #define MVNETA_ACC_MODE_EXT1 1 @@ -300,7 +299,7 @@ #define MVNETA_RX_PKT_SIZE(mtu) \ ALIGN((mtu) + MVNETA_MH_SIZE + MVNETA_VLAN_TAG_LEN + \ ETH_HLEN + ETH_FCS_LEN, \ - MVNETA_CPU_D_CACHE_LINE_SIZE) + cache_line_size()) #define IS_TSO_HEADER(txq, addr) \ ((addr >= txq->tso_hdrs_phys) && \ @@ -2764,9 +2763,6 @@ static int mvneta_rxq_init(struct mvneta_port *pp, if (rxq->descs == NULL) return -ENOMEM; - BUG_ON(rxq->descs != - PTR_ALIGN(rxq->descs, MVNETA_CPU_D_CACHE_LINE_SIZE)); - rxq->last_desc = rxq->size - 1; /* Set Rx descriptors queue starting address */ @@ -2837,10 +2833,6 @@ static int mvneta_txq_init(struct mvneta_port *pp, if (txq->descs == NULL) return -ENOMEM; - /* Make sure descriptor address is cache line size aligned */ - BUG_ON(txq->descs != - PTR_ALIGN(txq->descs, MVNETA_CPU_D_CACHE_LINE_SIZE)); - txq->last_desc = txq->size - 1; /* Set maximum bandwidth for enabled TXQs */ @@ -3050,6 +3042,20 @@ static int mvneta_check_mtu_valid(struct net_device *dev, int mtu) return mtu; } +static void mvneta_percpu_enable(void *arg) +{ + struct mvneta_port *pp = arg; + + enable_percpu_irq(pp->dev->irq, IRQ_TYPE_NONE); +} + +static void mvneta_percpu_disable(void *arg) +{ + struct mvneta_port *pp = arg; + + disable_percpu_irq(pp->dev->irq); +} + /* Change the device mtu */ static int mvneta_change_mtu(struct net_device *dev, int mtu) { @@ -3074,6 +3080,7 @@ static int mvneta_change_mtu(struct net_device *dev, int mtu) * reallocation of the queues */ mvneta_stop_dev(pp); + on_each_cpu(mvneta_percpu_disable, pp, true); mvneta_cleanup_txqs(pp); mvneta_cleanup_rxqs(pp); @@ -3097,6 +3104,7 @@ static int mvneta_change_mtu(struct net_device *dev, int mtu) return ret; } + on_each_cpu(mvneta_percpu_enable, pp, true); mvneta_start_dev(pp); mvneta_port_up(pp); @@ -3250,20 +3258,6 @@ static void mvneta_mdio_remove(struct mvneta_port *pp) pp->phy_dev = NULL; } -static void mvneta_percpu_enable(void *arg) -{ - struct mvneta_port *pp = arg; - - enable_percpu_irq(pp->dev->irq, IRQ_TYPE_NONE); -} - -static void mvneta_percpu_disable(void *arg) -{ - struct mvneta_port *pp = arg; - - disable_percpu_irq(pp->dev->irq); -} - /* Electing a CPU must be done in an atomic way: it should be done * after or before the removal/insertion of a CPU and this function is * not reentrant. diff --git a/drivers/net/ethernet/marvell/mvpp2.c b/drivers/net/ethernet/marvell/mvpp2.c index c797971aefab..868a957f24bb 100644 --- a/drivers/net/ethernet/marvell/mvpp2.c +++ b/drivers/net/ethernet/marvell/mvpp2.c @@ -321,7 +321,6 @@ /* Lbtd 802.3 type */ #define MVPP2_IP_LBDT_TYPE 0xfffa -#define MVPP2_CPU_D_CACHE_LINE_SIZE 32 #define MVPP2_TX_CSUM_MAX_SIZE 9800 /* Timeout constants */ @@ -377,7 +376,7 @@ #define MVPP2_RX_PKT_SIZE(mtu) \ ALIGN((mtu) + MVPP2_MH_SIZE + MVPP2_VLAN_TAG_LEN + \ - ETH_HLEN + ETH_FCS_LEN, MVPP2_CPU_D_CACHE_LINE_SIZE) + ETH_HLEN + ETH_FCS_LEN, cache_line_size()) #define MVPP2_RX_BUF_SIZE(pkt_size) ((pkt_size) + NET_SKB_PAD) #define MVPP2_RX_TOTAL_SIZE(buf_size) ((buf_size) + MVPP2_SKB_SHINFO_SIZE) @@ -4493,10 +4492,6 @@ static int mvpp2_aggr_txq_init(struct platform_device *pdev, if (!aggr_txq->descs) return -ENOMEM; - /* Make sure descriptor address is cache line size aligned */ - BUG_ON(aggr_txq->descs != - PTR_ALIGN(aggr_txq->descs, MVPP2_CPU_D_CACHE_LINE_SIZE)); - aggr_txq->last_desc = aggr_txq->size - 1; /* Aggr TXQ no reset WA */ @@ -4526,9 +4521,6 @@ static int mvpp2_rxq_init(struct mvpp2_port *port, if (!rxq->descs) return -ENOMEM; - BUG_ON(rxq->descs != - PTR_ALIGN(rxq->descs, MVPP2_CPU_D_CACHE_LINE_SIZE)); - rxq->last_desc = rxq->size - 1; /* Zero occupied and non-occupied counters - direct access */ @@ -4616,10 +4608,6 @@ static int mvpp2_txq_init(struct mvpp2_port *port, if (!txq->descs) return -ENOMEM; - /* Make sure descriptor address is cache line size aligned */ - BUG_ON(txq->descs != - PTR_ALIGN(txq->descs, MVPP2_CPU_D_CACHE_LINE_SIZE)); - txq->last_desc = txq->size - 1; /* Set Tx descriptors queue starting address - indirect access */ @@ -6059,8 +6047,10 @@ static int mvpp2_port_init(struct mvpp2_port *port) /* Map physical Rx queue to port's logical Rx queue */ rxq = devm_kzalloc(dev, sizeof(*rxq), GFP_KERNEL); - if (!rxq) + if (!rxq) { + err = -ENOMEM; goto err_free_percpu; + } /* Map this Rx queue to a physical queue */ rxq->id = port->first_rxq + queue; rxq->port = port->id; diff --git a/drivers/net/ethernet/qlogic/qed/qed_int.c b/drivers/net/ethernet/qlogic/qed/qed_int.c index ffd0accc2ec9..2017b0121f5f 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_int.c +++ b/drivers/net/ethernet/qlogic/qed/qed_int.c @@ -2750,7 +2750,7 @@ void qed_int_igu_enable_int(struct qed_hwfn *p_hwfn, int qed_int_igu_enable(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, enum qed_int_mode int_mode) { - int rc; + int rc = 0; /* Configure AEU signal change to produce attentions */ qed_wr(p_hwfn, p_ptt, IGU_REG_ATTENTION_ENABLE, 0); diff --git a/drivers/net/ethernet/qlogic/qlge/qlge.h b/drivers/net/ethernet/qlogic/qlge/qlge.h index ef332708e5f2..6d31f92ef2b6 100644 --- a/drivers/net/ethernet/qlogic/qlge/qlge.h +++ b/drivers/net/ethernet/qlogic/qlge/qlge.h @@ -18,7 +18,7 @@ */ #define DRV_NAME "qlge" #define DRV_STRING "QLogic 10 Gigabit PCI-E Ethernet Driver " -#define DRV_VERSION "1.00.00.34" +#define DRV_VERSION "1.00.00.35" #define WQ_ADDR_ALIGN 0x3 /* 4 byte alignment */ diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c index 4e1a7dba7c4a..087e14a3fba7 100644 --- a/drivers/net/ethernet/renesas/ravb_main.c +++ b/drivers/net/ethernet/renesas/ravb_main.c @@ -1377,11 +1377,11 @@ static netdev_tx_t ravb_start_xmit(struct sk_buff *skb, struct net_device *ndev) /* TAG and timestamp required flag */ skb_shinfo(skb)->tx_flags |= SKBTX_IN_PROGRESS; - skb_tx_timestamp(skb); desc->tagh_tsr = (ts_skb->tag >> 4) | TX_TSR; desc->ds_tagl |= le16_to_cpu(ts_skb->tag << 12); } + skb_tx_timestamp(skb); /* Descriptor type must be set after all the above writes */ dma_wmb(); desc->die_dt = DT_FEND; diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_platform.c b/drivers/net/ethernet/samsung/sxgbe/sxgbe_platform.c index b02eed12bfc5..73427e29df2a 100644 --- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_platform.c +++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_platform.c @@ -155,11 +155,11 @@ static int sxgbe_platform_probe(struct platform_device *pdev) return 0; err_rx_irq_unmap: - while (--i) + while (i--) irq_dispose_mapping(priv->rxq[i]->irq_no); i = SXGBE_TX_QUEUES; err_tx_irq_unmap: - while (--i) + while (i--) irq_dispose_mapping(priv->txq[i]->irq_no); irq_dispose_mapping(priv->irq); err_drv_remove: diff --git a/drivers/net/ethernet/stmicro/stmmac/norm_desc.c b/drivers/net/ethernet/stmicro/stmmac/norm_desc.c index e13228f115f0..011386f6f24d 100644 --- a/drivers/net/ethernet/stmicro/stmmac/norm_desc.c +++ b/drivers/net/ethernet/stmicro/stmmac/norm_desc.c @@ -199,11 +199,6 @@ static void ndesc_prepare_tx_desc(struct dma_desc *p, int is_fs, int len, { unsigned int tdes1 = p->des1; - if (mode == STMMAC_CHAIN_MODE) - norm_set_tx_desc_len_on_chain(p, len); - else - norm_set_tx_desc_len_on_ring(p, len); - if (is_fs) tdes1 |= TDES1_FIRST_SEGMENT; else @@ -217,10 +212,15 @@ static void ndesc_prepare_tx_desc(struct dma_desc *p, int is_fs, int len, if (ls) tdes1 |= TDES1_LAST_SEGMENT; - if (tx_own) - tdes1 |= TDES0_OWN; - p->des1 = tdes1; + + if (mode == STMMAC_CHAIN_MODE) + norm_set_tx_desc_len_on_chain(p, len); + else + norm_set_tx_desc_len_on_ring(p, len); + + if (tx_own) + p->des0 |= TDES0_OWN; } static void ndesc_set_tx_ic(struct dma_desc *p) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 4c5ce9848ca9..78464fa7fe1f 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -278,7 +278,6 @@ static void stmmac_eee_ctrl_timer(unsigned long arg) */ bool stmmac_eee_init(struct stmmac_priv *priv) { - char *phy_bus_name = priv->plat->phy_bus_name; unsigned long flags; bool ret = false; @@ -290,7 +289,7 @@ bool stmmac_eee_init(struct stmmac_priv *priv) goto out; /* Never init EEE in case of a switch is attached */ - if (phy_bus_name && (!strcmp(phy_bus_name, "fixed"))) + if (priv->phydev->is_pseudo_fixed_link) goto out; /* MAC core supports the EEE feature. */ @@ -827,12 +826,8 @@ static int stmmac_init_phy(struct net_device *dev) phydev = of_phy_connect(dev, priv->plat->phy_node, &stmmac_adjust_link, 0, interface); } else { - if (priv->plat->phy_bus_name) - snprintf(bus_id, MII_BUS_ID_SIZE, "%s-%x", - priv->plat->phy_bus_name, priv->plat->bus_id); - else - snprintf(bus_id, MII_BUS_ID_SIZE, "stmmac-%x", - priv->plat->bus_id); + snprintf(bus_id, MII_BUS_ID_SIZE, "stmmac-%x", + priv->plat->bus_id); snprintf(phy_id_fmt, MII_BUS_ID_SIZE + 3, PHY_ID_FMT, bus_id, priv->plat->phy_addr); @@ -871,9 +866,8 @@ static int stmmac_init_phy(struct net_device *dev) } /* If attached to a switch, there is no reason to poll phy handler */ - if (priv->plat->phy_bus_name) - if (!strcmp(priv->plat->phy_bus_name, "fixed")) - phydev->irq = PHY_IGNORE_INTERRUPT; + if (phydev->is_pseudo_fixed_link) + phydev->irq = PHY_IGNORE_INTERRUPT; pr_debug("stmmac_init_phy: %s: attached to PHY (UID 0x%x)" " Link = %d\n", dev->name, phydev->phy_id, phydev->link); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c index ea76129dafc2..06704ca6f9ca 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_mdio.c @@ -198,20 +198,12 @@ int stmmac_mdio_register(struct net_device *ndev) struct mii_bus *new_bus; struct stmmac_priv *priv = netdev_priv(ndev); struct stmmac_mdio_bus_data *mdio_bus_data = priv->plat->mdio_bus_data; - int addr, found; struct device_node *mdio_node = priv->plat->mdio_node; + int addr, found; if (!mdio_bus_data) return 0; - if (IS_ENABLED(CONFIG_OF)) { - if (mdio_node) { - netdev_dbg(ndev, "FOUND MDIO subnode\n"); - } else { - netdev_warn(ndev, "No MDIO subnode found\n"); - } - } - new_bus = mdiobus_alloc(); if (new_bus == NULL) return -ENOMEM; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c index dcbd2a1601e8..cf37ea558ecc 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c @@ -132,6 +132,69 @@ static struct stmmac_axi *stmmac_axi_setup(struct platform_device *pdev) } /** + * stmmac_dt_phy - parse device-tree driver parameters to allocate PHY resources + * @plat: driver data platform structure + * @np: device tree node + * @dev: device pointer + * Description: + * The mdio bus will be allocated in case of a phy transceiver is on board; + * it will be NULL if the fixed-link is configured. + * If there is the "snps,dwmac-mdio" sub-node the mdio will be allocated + * in any case (for DSA, mdio must be registered even if fixed-link). + * The table below sums the supported configurations: + * ------------------------------- + * snps,phy-addr | Y + * ------------------------------- + * phy-handle | Y + * ------------------------------- + * fixed-link | N + * ------------------------------- + * snps,dwmac-mdio | + * even if | Y + * fixed-link | + * ------------------------------- + * + * It returns 0 in case of success otherwise -ENODEV. + */ +static int stmmac_dt_phy(struct plat_stmmacenet_data *plat, + struct device_node *np, struct device *dev) +{ + bool mdio = true; + + /* If phy-handle property is passed from DT, use it as the PHY */ + plat->phy_node = of_parse_phandle(np, "phy-handle", 0); + if (plat->phy_node) + dev_dbg(dev, "Found phy-handle subnode\n"); + + /* If phy-handle is not specified, check if we have a fixed-phy */ + if (!plat->phy_node && of_phy_is_fixed_link(np)) { + if ((of_phy_register_fixed_link(np) < 0)) + return -ENODEV; + + dev_dbg(dev, "Found fixed-link subnode\n"); + plat->phy_node = of_node_get(np); + mdio = false; + } + + /* If snps,dwmac-mdio is passed from DT, always register the MDIO */ + for_each_child_of_node(np, plat->mdio_node) { + if (of_device_is_compatible(plat->mdio_node, "snps,dwmac-mdio")) + break; + } + + if (plat->mdio_node) { + dev_dbg(dev, "Found MDIO subnode\n"); + mdio = true; + } + + if (mdio) + plat->mdio_bus_data = + devm_kzalloc(dev, sizeof(struct stmmac_mdio_bus_data), + GFP_KERNEL); + return 0; +} + +/** * stmmac_probe_config_dt - parse device-tree driver parameters * @pdev: platform_device structure * @plat: driver data platform structure @@ -146,7 +209,6 @@ stmmac_probe_config_dt(struct platform_device *pdev, const char **mac) struct device_node *np = pdev->dev.of_node; struct plat_stmmacenet_data *plat; struct stmmac_dma_cfg *dma_cfg; - struct device_node *child_node = NULL; plat = devm_kzalloc(&pdev->dev, sizeof(*plat), GFP_KERNEL); if (!plat) @@ -166,36 +228,15 @@ stmmac_probe_config_dt(struct platform_device *pdev, const char **mac) /* Default to phy auto-detection */ plat->phy_addr = -1; - /* If we find a phy-handle property, use it as the PHY */ - plat->phy_node = of_parse_phandle(np, "phy-handle", 0); - - /* If phy-handle is not specified, check if we have a fixed-phy */ - if (!plat->phy_node && of_phy_is_fixed_link(np)) { - if ((of_phy_register_fixed_link(np) < 0)) - return ERR_PTR(-ENODEV); - - plat->phy_node = of_node_get(np); - } - - for_each_child_of_node(np, child_node) - if (of_device_is_compatible(child_node, "snps,dwmac-mdio")) { - plat->mdio_node = child_node; - break; - } - /* "snps,phy-addr" is not a standard property. Mark it as deprecated * and warn of its use. Remove this when phy node support is added. */ if (of_property_read_u32(np, "snps,phy-addr", &plat->phy_addr) == 0) dev_warn(&pdev->dev, "snps,phy-addr property is deprecated\n"); - if ((plat->phy_node && !of_phy_is_fixed_link(np)) || !plat->mdio_node) - plat->mdio_bus_data = NULL; - else - plat->mdio_bus_data = - devm_kzalloc(&pdev->dev, - sizeof(struct stmmac_mdio_bus_data), - GFP_KERNEL); + /* To Configure PHY by using all device-tree supported properties */ + if (stmmac_dt_phy(plat, np, &pdev->dev)) + return ERR_PTR(-ENODEV); of_property_read_u32(np, "tx-fifo-depth", &plat->tx_fifo_size); diff --git a/drivers/net/phy/bcm7xxx.c b/drivers/net/phy/bcm7xxx.c index b881a7b1e4f6..9636da0b6efc 100644 --- a/drivers/net/phy/bcm7xxx.c +++ b/drivers/net/phy/bcm7xxx.c @@ -339,6 +339,8 @@ static struct phy_driver bcm7xxx_driver[] = { BCM7XXX_28NM_GPHY(PHY_ID_BCM7439, "Broadcom BCM7439"), BCM7XXX_28NM_GPHY(PHY_ID_BCM7439_2, "Broadcom BCM7439 (2)"), BCM7XXX_28NM_GPHY(PHY_ID_BCM7445, "Broadcom BCM7445"), + BCM7XXX_40NM_EPHY(PHY_ID_BCM7346, "Broadcom BCM7346"), + BCM7XXX_40NM_EPHY(PHY_ID_BCM7362, "Broadcom BCM7362"), BCM7XXX_40NM_EPHY(PHY_ID_BCM7425, "Broadcom BCM7425"), BCM7XXX_40NM_EPHY(PHY_ID_BCM7429, "Broadcom BCM7429"), BCM7XXX_40NM_EPHY(PHY_ID_BCM7435, "Broadcom BCM7435"), @@ -348,6 +350,8 @@ static struct mdio_device_id __maybe_unused bcm7xxx_tbl[] = { { PHY_ID_BCM7250, 0xfffffff0, }, { PHY_ID_BCM7364, 0xfffffff0, }, { PHY_ID_BCM7366, 0xfffffff0, }, + { PHY_ID_BCM7346, 0xfffffff0, }, + { PHY_ID_BCM7362, 0xfffffff0, }, { PHY_ID_BCM7425, 0xfffffff0, }, { PHY_ID_BCM7429, 0xfffffff0, }, { PHY_ID_BCM7439, 0xfffffff0, }, diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c index 26c64d2782fa..a0f64cba86ba 100644 --- a/drivers/net/team/team.c +++ b/drivers/net/team/team.c @@ -1198,6 +1198,9 @@ static int team_port_add(struct team *team, struct net_device *port_dev) goto err_dev_open; } + dev_uc_sync_multiple(port_dev, dev); + dev_mc_sync_multiple(port_dev, dev); + err = vlan_vids_add_by_dev(port_dev, dev); if (err) { netdev_err(dev, "Failed to add vlan ids to device %s\n", @@ -1261,6 +1264,8 @@ err_enable_netpoll: vlan_vids_del_by_dev(port_dev, dev); err_vids_add: + dev_uc_unsync(port_dev, dev); + dev_mc_unsync(port_dev, dev); dev_close(port_dev); err_dev_open: diff --git a/drivers/net/tun.c b/drivers/net/tun.c index afdf950617c3..510e90a6bb26 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -622,7 +622,8 @@ static int tun_attach(struct tun_struct *tun, struct file *file, bool skip_filte /* Re-attach the filter to persist device */ if (!skip_filter && (tun->filter_attached == true)) { - err = sk_attach_filter(&tun->fprog, tfile->socket.sk); + err = __sk_attach_filter(&tun->fprog, tfile->socket.sk, + lockdep_rtnl_is_held()); if (!err) goto out; } @@ -1822,7 +1823,7 @@ static void tun_detach_filter(struct tun_struct *tun, int n) for (i = 0; i < n; i++) { tfile = rtnl_dereference(tun->tfiles[i]); - sk_detach_filter(tfile->socket.sk); + __sk_detach_filter(tfile->socket.sk, lockdep_rtnl_is_held()); } tun->filter_attached = false; @@ -1835,7 +1836,8 @@ static int tun_attach_filter(struct tun_struct *tun) for (i = 0; i < tun->numqueues; i++) { tfile = rtnl_dereference(tun->tfiles[i]); - ret = sk_attach_filter(&tun->fprog, tfile->socket.sk); + ret = __sk_attach_filter(&tun->fprog, tfile->socket.sk, + lockdep_rtnl_is_held()); if (ret) { tun_detach_filter(tun, i); return ret; diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c index 86ba30ba35e8..2fb31edab125 100644 --- a/drivers/net/usb/cdc_ncm.c +++ b/drivers/net/usb/cdc_ncm.c @@ -1626,6 +1626,13 @@ static const struct usb_device_id cdc_devs[] = { .driver_info = (unsigned long) &wwan_info, }, + /* Telit LE910 V2 */ + { USB_DEVICE_AND_INTERFACE_INFO(0x1bc7, 0x0036, + USB_CLASS_COMM, + USB_CDC_SUBCLASS_NCM, USB_CDC_PROTO_NONE), + .driver_info = (unsigned long)&wwan_noarp_info, + }, + /* DW5812 LTE Verizon Mobile Broadband Card * Unlike DW5550 this device requires FLAG_NOARP */ diff --git a/drivers/net/usb/plusb.c b/drivers/net/usb/plusb.c index 1bfe0fcaccf5..22e1a9a99a7d 100644 --- a/drivers/net/usb/plusb.c +++ b/drivers/net/usb/plusb.c @@ -38,7 +38,7 @@ * HEADS UP: this handshaking isn't all that robust. This driver * gets confused easily if you unplug one end of the cable then * try to connect it again; you'll need to restart both ends. The - * "naplink" software (used by some PlayStation/2 deveopers) does + * "naplink" software (used by some PlayStation/2 developers) does * the handshaking much better! Also, sometimes this hardware * seems to get wedged under load. Prolific docs are weak, and * don't identify differences between PL2301 and PL2302, much less diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index 7d717c66bcb0..9d1fce8a6e84 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -844,6 +844,7 @@ static const struct usb_device_id products[] = { {QMI_FIXED_INTF(0x19d2, 0x1426, 2)}, /* ZTE MF91 */ {QMI_FIXED_INTF(0x19d2, 0x1428, 2)}, /* Telewell TW-LTE 4G v2 */ {QMI_FIXED_INTF(0x19d2, 0x2002, 4)}, /* ZTE (Vodafone) K3765-Z */ + {QMI_FIXED_INTF(0x2001, 0x7e19, 4)}, /* D-Link DWM-221 B1 */ {QMI_FIXED_INTF(0x0f3d, 0x68a2, 8)}, /* Sierra Wireless MC7700 */ {QMI_FIXED_INTF(0x114f, 0x68a2, 8)}, /* Sierra Wireless MC7750 */ {QMI_FIXED_INTF(0x1199, 0x68a2, 8)}, /* Sierra Wireless MC7710 in QMI mode */ diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c index ca5721c306bb..cc31c6f1f88e 100644 --- a/drivers/nvdimm/pmem.c +++ b/drivers/nvdimm/pmem.c @@ -99,7 +99,7 @@ static int pmem_do_bvec(struct pmem_device *pmem, struct page *page, if (unlikely(bad_pmem)) rc = -EIO; else { - memcpy_from_pmem(mem + off, pmem_addr, len); + rc = memcpy_from_pmem(mem + off, pmem_addr, len); flush_dcache_page(page); } } else { @@ -295,7 +295,7 @@ static int pmem_rw_bytes(struct nd_namespace_common *ndns, if (unlikely(is_bad_pmem(&pmem->bb, offset / 512, sz_align))) return -EIO; - memcpy_from_pmem(buf, pmem->virt_addr + offset, size); + return memcpy_from_pmem(buf, pmem->virt_addr + offset, size); } else { memcpy_to_pmem(pmem->virt_addr + offset, buf, size); wmb_pmem(); diff --git a/drivers/platform/goldfish/goldfish_pipe.c b/drivers/platform/goldfish/goldfish_pipe.c index 9973cebb4d6f..07462d79d040 100644 --- a/drivers/platform/goldfish/goldfish_pipe.c +++ b/drivers/platform/goldfish/goldfish_pipe.c @@ -309,8 +309,7 @@ static ssize_t goldfish_pipe_read_write(struct file *filp, char __user *buffer, * much memory to the process. */ down_read(¤t->mm->mmap_sem); - ret = get_user_pages(current, current->mm, address, 1, - !is_write, 0, &page, NULL); + ret = get_user_pages(address, 1, !is_write, 0, &page, NULL); up_read(¤t->mm->mmap_sem); if (ret < 0) break; diff --git a/drivers/rapidio/devices/rio_mport_cdev.c b/drivers/rapidio/devices/rio_mport_cdev.c index 9607bc826460..5d4d91846357 100644 --- a/drivers/rapidio/devices/rio_mport_cdev.c +++ b/drivers/rapidio/devices/rio_mport_cdev.c @@ -886,7 +886,7 @@ rio_dma_transfer(struct file *filp, uint32_t transfer_mode, } down_read(¤t->mm->mmap_sem); - pinned = get_user_pages(current, current->mm, + pinned = get_user_pages( (unsigned long)xfer->loc_addr & PAGE_MASK, nr_pages, dir == DMA_FROM_DEVICE, 0, page_list, NULL); diff --git a/drivers/remoteproc/st_remoteproc.c b/drivers/remoteproc/st_remoteproc.c index 6bb04d453247..6f056caa8a56 100644 --- a/drivers/remoteproc/st_remoteproc.c +++ b/drivers/remoteproc/st_remoteproc.c @@ -189,9 +189,9 @@ static int st_rproc_parse_dt(struct platform_device *pdev) } ddata->boot_base = syscon_regmap_lookup_by_phandle(np, "st,syscfg"); - if (!ddata->boot_base) { + if (IS_ERR(ddata->boot_base)) { dev_err(dev, "Boot base not found\n"); - return -EINVAL; + return PTR_ERR(ddata->boot_base); } err = of_property_read_u32_index(np, "st,syscfg", 1, diff --git a/drivers/s390/block/dasd_alias.c b/drivers/s390/block/dasd_alias.c index 17ad5749e91d..1e560188dd13 100644 --- a/drivers/s390/block/dasd_alias.c +++ b/drivers/s390/block/dasd_alias.c @@ -317,17 +317,17 @@ static int _add_device_to_lcu(struct alias_lcu *lcu, struct alias_pav_group *group; struct dasd_uid uid; + spin_lock(get_ccwdev_lock(device->cdev)); private->uid.type = lcu->uac->unit[private->uid.real_unit_addr].ua_type; private->uid.base_unit_addr = lcu->uac->unit[private->uid.real_unit_addr].base_ua; uid = private->uid; - + spin_unlock(get_ccwdev_lock(device->cdev)); /* if we have no PAV anyway, we don't need to bother with PAV groups */ if (lcu->pav == NO_PAV) { list_move(&device->alias_list, &lcu->active_devices); return 0; } - group = _find_group(lcu, &uid); if (!group) { group = kzalloc(sizeof(*group), GFP_ATOMIC); @@ -397,130 +397,6 @@ suborder_not_supported(struct dasd_ccw_req *cqr) return 0; } -/* - * This function tries to lock all devices on an lcu via trylock - * return NULL on success otherwise return first failed device - */ -static struct dasd_device *_trylock_all_devices_on_lcu(struct alias_lcu *lcu, - struct dasd_device *pos) - -{ - struct alias_pav_group *pavgroup; - struct dasd_device *device; - - list_for_each_entry(device, &lcu->active_devices, alias_list) { - if (device == pos) - continue; - if (!spin_trylock(get_ccwdev_lock(device->cdev))) - return device; - } - list_for_each_entry(device, &lcu->inactive_devices, alias_list) { - if (device == pos) - continue; - if (!spin_trylock(get_ccwdev_lock(device->cdev))) - return device; - } - list_for_each_entry(pavgroup, &lcu->grouplist, group) { - list_for_each_entry(device, &pavgroup->baselist, alias_list) { - if (device == pos) - continue; - if (!spin_trylock(get_ccwdev_lock(device->cdev))) - return device; - } - list_for_each_entry(device, &pavgroup->aliaslist, alias_list) { - if (device == pos) - continue; - if (!spin_trylock(get_ccwdev_lock(device->cdev))) - return device; - } - } - return NULL; -} - -/* - * unlock all devices except the one that is specified as pos - * stop if enddev is specified and reached - */ -static void _unlock_all_devices_on_lcu(struct alias_lcu *lcu, - struct dasd_device *pos, - struct dasd_device *enddev) - -{ - struct alias_pav_group *pavgroup; - struct dasd_device *device; - - list_for_each_entry(device, &lcu->active_devices, alias_list) { - if (device == pos) - continue; - if (device == enddev) - return; - spin_unlock(get_ccwdev_lock(device->cdev)); - } - list_for_each_entry(device, &lcu->inactive_devices, alias_list) { - if (device == pos) - continue; - if (device == enddev) - return; - spin_unlock(get_ccwdev_lock(device->cdev)); - } - list_for_each_entry(pavgroup, &lcu->grouplist, group) { - list_for_each_entry(device, &pavgroup->baselist, alias_list) { - if (device == pos) - continue; - if (device == enddev) - return; - spin_unlock(get_ccwdev_lock(device->cdev)); - } - list_for_each_entry(device, &pavgroup->aliaslist, alias_list) { - if (device == pos) - continue; - if (device == enddev) - return; - spin_unlock(get_ccwdev_lock(device->cdev)); - } - } -} - -/* - * this function is needed because the locking order - * device lock -> lcu lock - * needs to be assured when iterating over devices in an LCU - * - * if a device is specified in pos then the device lock is already hold - */ -static void _trylock_and_lock_lcu_irqsave(struct alias_lcu *lcu, - struct dasd_device *pos, - unsigned long *flags) -{ - struct dasd_device *failed; - - do { - spin_lock_irqsave(&lcu->lock, *flags); - failed = _trylock_all_devices_on_lcu(lcu, pos); - if (failed) { - _unlock_all_devices_on_lcu(lcu, pos, failed); - spin_unlock_irqrestore(&lcu->lock, *flags); - cpu_relax(); - } - } while (failed); -} - -static void _trylock_and_lock_lcu(struct alias_lcu *lcu, - struct dasd_device *pos) -{ - struct dasd_device *failed; - - do { - spin_lock(&lcu->lock); - failed = _trylock_all_devices_on_lcu(lcu, pos); - if (failed) { - _unlock_all_devices_on_lcu(lcu, pos, failed); - spin_unlock(&lcu->lock); - cpu_relax(); - } - } while (failed); -} - static int read_unit_address_configuration(struct dasd_device *device, struct alias_lcu *lcu) { @@ -615,7 +491,7 @@ static int _lcu_update(struct dasd_device *refdev, struct alias_lcu *lcu) if (rc) return rc; - _trylock_and_lock_lcu_irqsave(lcu, NULL, &flags); + spin_lock_irqsave(&lcu->lock, flags); lcu->pav = NO_PAV; for (i = 0; i < MAX_DEVICES_PER_LCU; ++i) { switch (lcu->uac->unit[i].ua_type) { @@ -634,7 +510,6 @@ static int _lcu_update(struct dasd_device *refdev, struct alias_lcu *lcu) alias_list) { _add_device_to_lcu(lcu, device, refdev); } - _unlock_all_devices_on_lcu(lcu, NULL, NULL); spin_unlock_irqrestore(&lcu->lock, flags); return 0; } @@ -722,8 +597,7 @@ int dasd_alias_add_device(struct dasd_device *device) lcu = private->lcu; rc = 0; - spin_lock_irqsave(get_ccwdev_lock(device->cdev), flags); - spin_lock(&lcu->lock); + spin_lock_irqsave(&lcu->lock, flags); if (!(lcu->flags & UPDATE_PENDING)) { rc = _add_device_to_lcu(lcu, device, device); if (rc) @@ -733,8 +607,7 @@ int dasd_alias_add_device(struct dasd_device *device) list_move(&device->alias_list, &lcu->active_devices); _schedule_lcu_update(lcu, device); } - spin_unlock(&lcu->lock); - spin_unlock_irqrestore(get_ccwdev_lock(device->cdev), flags); + spin_unlock_irqrestore(&lcu->lock, flags); return rc; } @@ -933,15 +806,27 @@ static void _stop_all_devices_on_lcu(struct alias_lcu *lcu) struct alias_pav_group *pavgroup; struct dasd_device *device; - list_for_each_entry(device, &lcu->active_devices, alias_list) + list_for_each_entry(device, &lcu->active_devices, alias_list) { + spin_lock(get_ccwdev_lock(device->cdev)); dasd_device_set_stop_bits(device, DASD_STOPPED_SU); - list_for_each_entry(device, &lcu->inactive_devices, alias_list) + spin_unlock(get_ccwdev_lock(device->cdev)); + } + list_for_each_entry(device, &lcu->inactive_devices, alias_list) { + spin_lock(get_ccwdev_lock(device->cdev)); dasd_device_set_stop_bits(device, DASD_STOPPED_SU); + spin_unlock(get_ccwdev_lock(device->cdev)); + } list_for_each_entry(pavgroup, &lcu->grouplist, group) { - list_for_each_entry(device, &pavgroup->baselist, alias_list) + list_for_each_entry(device, &pavgroup->baselist, alias_list) { + spin_lock(get_ccwdev_lock(device->cdev)); dasd_device_set_stop_bits(device, DASD_STOPPED_SU); - list_for_each_entry(device, &pavgroup->aliaslist, alias_list) + spin_unlock(get_ccwdev_lock(device->cdev)); + } + list_for_each_entry(device, &pavgroup->aliaslist, alias_list) { + spin_lock(get_ccwdev_lock(device->cdev)); dasd_device_set_stop_bits(device, DASD_STOPPED_SU); + spin_unlock(get_ccwdev_lock(device->cdev)); + } } } @@ -950,15 +835,27 @@ static void _unstop_all_devices_on_lcu(struct alias_lcu *lcu) struct alias_pav_group *pavgroup; struct dasd_device *device; - list_for_each_entry(device, &lcu->active_devices, alias_list) + list_for_each_entry(device, &lcu->active_devices, alias_list) { + spin_lock(get_ccwdev_lock(device->cdev)); dasd_device_remove_stop_bits(device, DASD_STOPPED_SU); - list_for_each_entry(device, &lcu->inactive_devices, alias_list) + spin_unlock(get_ccwdev_lock(device->cdev)); + } + list_for_each_entry(device, &lcu->inactive_devices, alias_list) { + spin_lock(get_ccwdev_lock(device->cdev)); dasd_device_remove_stop_bits(device, DASD_STOPPED_SU); + spin_unlock(get_ccwdev_lock(device->cdev)); + } list_for_each_entry(pavgroup, &lcu->grouplist, group) { - list_for_each_entry(device, &pavgroup->baselist, alias_list) + list_for_each_entry(device, &pavgroup->baselist, alias_list) { + spin_lock(get_ccwdev_lock(device->cdev)); dasd_device_remove_stop_bits(device, DASD_STOPPED_SU); - list_for_each_entry(device, &pavgroup->aliaslist, alias_list) + spin_unlock(get_ccwdev_lock(device->cdev)); + } + list_for_each_entry(device, &pavgroup->aliaslist, alias_list) { + spin_lock(get_ccwdev_lock(device->cdev)); dasd_device_remove_stop_bits(device, DASD_STOPPED_SU); + spin_unlock(get_ccwdev_lock(device->cdev)); + } } } @@ -984,48 +881,32 @@ static void summary_unit_check_handling_work(struct work_struct *work) spin_unlock_irqrestore(get_ccwdev_lock(device->cdev), flags); reset_summary_unit_check(lcu, device, suc_data->reason); - _trylock_and_lock_lcu_irqsave(lcu, NULL, &flags); + spin_lock_irqsave(&lcu->lock, flags); _unstop_all_devices_on_lcu(lcu); _restart_all_base_devices_on_lcu(lcu); /* 3. read new alias configuration */ _schedule_lcu_update(lcu, device); lcu->suc_data.device = NULL; dasd_put_device(device); - _unlock_all_devices_on_lcu(lcu, NULL, NULL); spin_unlock_irqrestore(&lcu->lock, flags); } -/* - * note: this will be called from int handler context (cdev locked) - */ -void dasd_alias_handle_summary_unit_check(struct dasd_device *device, - struct irb *irb) +void dasd_alias_handle_summary_unit_check(struct work_struct *work) { + struct dasd_device *device = container_of(work, struct dasd_device, + suc_work); struct dasd_eckd_private *private = device->private; struct alias_lcu *lcu; - char reason; - char *sense; - - sense = dasd_get_sense(irb); - if (sense) { - reason = sense[8]; - DBF_DEV_EVENT(DBF_NOTICE, device, "%s %x", - "eckd handle summary unit check: reason", reason); - } else { - DBF_DEV_EVENT(DBF_WARNING, device, "%s", - "eckd handle summary unit check:" - " no reason code available"); - return; - } + unsigned long flags; lcu = private->lcu; if (!lcu) { DBF_DEV_EVENT(DBF_WARNING, device, "%s", "device not ready to handle summary" " unit check (no lcu structure)"); - return; + goto out; } - _trylock_and_lock_lcu(lcu, device); + spin_lock_irqsave(&lcu->lock, flags); /* If this device is about to be removed just return and wait for * the next interrupt on a different device */ @@ -1033,27 +914,26 @@ void dasd_alias_handle_summary_unit_check(struct dasd_device *device, DBF_DEV_EVENT(DBF_WARNING, device, "%s", "device is in offline processing," " don't do summary unit check handling"); - _unlock_all_devices_on_lcu(lcu, device, NULL); - spin_unlock(&lcu->lock); - return; + goto out_unlock; } if (lcu->suc_data.device) { /* already scheduled or running */ DBF_DEV_EVENT(DBF_WARNING, device, "%s", "previous instance of summary unit check worker" " still pending"); - _unlock_all_devices_on_lcu(lcu, device, NULL); - spin_unlock(&lcu->lock); - return ; + goto out_unlock; } _stop_all_devices_on_lcu(lcu); /* prepare for lcu_update */ - private->lcu->flags |= NEED_UAC_UPDATE | UPDATE_PENDING; - lcu->suc_data.reason = reason; + lcu->flags |= NEED_UAC_UPDATE | UPDATE_PENDING; + lcu->suc_data.reason = private->suc_reason; lcu->suc_data.device = device; dasd_get_device(device); - _unlock_all_devices_on_lcu(lcu, device, NULL); - spin_unlock(&lcu->lock); if (!schedule_work(&lcu->suc_data.worker)) dasd_put_device(device); +out_unlock: + spin_unlock_irqrestore(&lcu->lock, flags); +out: + clear_bit(DASD_FLAG_SUC, &device->flags); + dasd_put_device(device); }; diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c index 75c032dcf173..c1b4ae55e129 100644 --- a/drivers/s390/block/dasd_eckd.c +++ b/drivers/s390/block/dasd_eckd.c @@ -1682,6 +1682,8 @@ dasd_eckd_check_characteristics(struct dasd_device *device) /* setup work queue for validate server*/ INIT_WORK(&device->kick_validate, dasd_eckd_do_validate_server); + /* setup work queue for summary unit check */ + INIT_WORK(&device->suc_work, dasd_alias_handle_summary_unit_check); if (!ccw_device_is_pathgroup(device->cdev)) { dev_warn(&device->cdev->dev, @@ -2549,14 +2551,6 @@ static void dasd_eckd_check_for_device_change(struct dasd_device *device, device->state == DASD_STATE_ONLINE && !test_bit(DASD_FLAG_OFFLINE, &device->flags) && !test_bit(DASD_FLAG_SUSPENDED, &device->flags)) { - /* - * the state change could be caused by an alias - * reassignment remove device from alias handling - * to prevent new requests from being scheduled on - * the wrong alias device - */ - dasd_alias_remove_device(device); - /* schedule worker to reload device */ dasd_reload_device(device); } @@ -2571,7 +2565,27 @@ static void dasd_eckd_check_for_device_change(struct dasd_device *device, /* summary unit check */ if ((sense[27] & DASD_SENSE_BIT_0) && (sense[7] == 0x0D) && (scsw_dstat(&irb->scsw) & DEV_STAT_UNIT_CHECK)) { - dasd_alias_handle_summary_unit_check(device, irb); + if (test_and_set_bit(DASD_FLAG_SUC, &device->flags)) { + DBF_DEV_EVENT(DBF_WARNING, device, "%s", + "eckd suc: device already notified"); + return; + } + sense = dasd_get_sense(irb); + if (!sense) { + DBF_DEV_EVENT(DBF_WARNING, device, "%s", + "eckd suc: no reason code available"); + clear_bit(DASD_FLAG_SUC, &device->flags); + return; + + } + private->suc_reason = sense[8]; + DBF_DEV_EVENT(DBF_NOTICE, device, "%s %x", + "eckd handle summary unit check: reason", + private->suc_reason); + dasd_get_device(device); + if (!schedule_work(&device->suc_work)) + dasd_put_device(device); + return; } @@ -4495,6 +4509,12 @@ static int dasd_eckd_reload_device(struct dasd_device *device) struct dasd_uid uid; unsigned long flags; + /* + * remove device from alias handling to prevent new requests + * from being scheduled on the wrong alias device + */ + dasd_alias_remove_device(device); + spin_lock_irqsave(get_ccwdev_lock(device->cdev), flags); old_base = private->uid.base_unit_addr; spin_unlock_irqrestore(get_ccwdev_lock(device->cdev), flags); diff --git a/drivers/s390/block/dasd_eckd.h b/drivers/s390/block/dasd_eckd.h index f8f91ee652d3..6d9a6d3517cd 100644 --- a/drivers/s390/block/dasd_eckd.h +++ b/drivers/s390/block/dasd_eckd.h @@ -525,6 +525,7 @@ struct dasd_eckd_private { int count; u32 fcx_max_data; + char suc_reason; }; @@ -534,7 +535,7 @@ void dasd_alias_disconnect_device_from_lcu(struct dasd_device *); int dasd_alias_add_device(struct dasd_device *); int dasd_alias_remove_device(struct dasd_device *); struct dasd_device *dasd_alias_get_start_dev(struct dasd_device *); -void dasd_alias_handle_summary_unit_check(struct dasd_device *, struct irb *); +void dasd_alias_handle_summary_unit_check(struct work_struct *); void dasd_eckd_reset_ccw_to_base_io(struct dasd_ccw_req *); void dasd_alias_lcu_setup_complete(struct dasd_device *); void dasd_alias_wait_for_lcu_setup(struct dasd_device *); diff --git a/drivers/s390/block/dasd_int.h b/drivers/s390/block/dasd_int.h index 8de29be32a56..0f0add932e7a 100644 --- a/drivers/s390/block/dasd_int.h +++ b/drivers/s390/block/dasd_int.h @@ -470,6 +470,7 @@ struct dasd_device { struct work_struct restore_device; struct work_struct reload_device; struct work_struct kick_validate; + struct work_struct suc_work; struct timer_list timer; debug_info_t *debug_area; @@ -542,6 +543,7 @@ struct dasd_attention_data { #define DASD_FLAG_SAFE_OFFLINE_RUNNING 11 /* safe offline running */ #define DASD_FLAG_ABORTALL 12 /* Abort all noretry requests */ #define DASD_FLAG_PATH_VERIFY 13 /* Path verification worker running */ +#define DASD_FLAG_SUC 14 /* unhandled summary unit check */ #define DASD_SLEEPON_START_TAG ((void *) 1) #define DASD_SLEEPON_END_TAG ((void *) 2) diff --git a/drivers/target/iscsi/iscsi_target_configfs.c b/drivers/target/iscsi/iscsi_target_configfs.c index a24443ba59ea..97e5b69e0668 100644 --- a/drivers/target/iscsi/iscsi_target_configfs.c +++ b/drivers/target/iscsi/iscsi_target_configfs.c @@ -779,14 +779,6 @@ static int lio_target_init_nodeacl(struct se_node_acl *se_nacl, return 0; } -static void lio_target_cleanup_nodeacl( struct se_node_acl *se_nacl) -{ - struct iscsi_node_acl *acl = container_of(se_nacl, - struct iscsi_node_acl, se_node_acl); - - configfs_remove_default_groups(&acl->se_node_acl.acl_fabric_stat_group); -} - /* End items for lio_target_acl_cit */ /* Start items for lio_target_tpg_attrib_cit */ @@ -1247,6 +1239,16 @@ static struct se_wwn *lio_target_call_coreaddtiqn( if (IS_ERR(tiqn)) return ERR_CAST(tiqn); + pr_debug("LIO_Target_ConfigFS: REGISTER -> %s\n", tiqn->tiqn); + pr_debug("LIO_Target_ConfigFS: REGISTER -> Allocated Node:" + " %s\n", name); + return &tiqn->tiqn_wwn; +} + +static void lio_target_add_wwn_groups(struct se_wwn *wwn) +{ + struct iscsi_tiqn *tiqn = container_of(wwn, struct iscsi_tiqn, tiqn_wwn); + config_group_init_type_name(&tiqn->tiqn_stat_grps.iscsi_instance_group, "iscsi_instance", &iscsi_stat_instance_cit); configfs_add_default_group(&tiqn->tiqn_stat_grps.iscsi_instance_group, @@ -1271,12 +1273,6 @@ static struct se_wwn *lio_target_call_coreaddtiqn( "iscsi_logout_stats", &iscsi_stat_logout_cit); configfs_add_default_group(&tiqn->tiqn_stat_grps.iscsi_logout_stats_group, &tiqn->tiqn_wwn.fabric_stat_group); - - - pr_debug("LIO_Target_ConfigFS: REGISTER -> %s\n", tiqn->tiqn); - pr_debug("LIO_Target_ConfigFS: REGISTER -> Allocated Node:" - " %s\n", name); - return &tiqn->tiqn_wwn; } static void lio_target_call_coredeltiqn( @@ -1284,8 +1280,6 @@ static void lio_target_call_coredeltiqn( { struct iscsi_tiqn *tiqn = container_of(wwn, struct iscsi_tiqn, tiqn_wwn); - configfs_remove_default_groups(&tiqn->tiqn_wwn.fabric_stat_group); - pr_debug("LIO_Target_ConfigFS: DEREGISTER -> %s\n", tiqn->tiqn); iscsit_del_tiqn(tiqn); @@ -1660,12 +1654,12 @@ const struct target_core_fabric_ops iscsi_ops = { .aborted_task = lio_aborted_task, .fabric_make_wwn = lio_target_call_coreaddtiqn, .fabric_drop_wwn = lio_target_call_coredeltiqn, + .add_wwn_groups = lio_target_add_wwn_groups, .fabric_make_tpg = lio_target_tiqn_addtpg, .fabric_drop_tpg = lio_target_tiqn_deltpg, .fabric_make_np = lio_target_call_addnptotpg, .fabric_drop_np = lio_target_call_delnpfromtpg, .fabric_init_nodeacl = lio_target_init_nodeacl, - .fabric_cleanup_nodeacl = lio_target_cleanup_nodeacl, .tfc_discovery_attrs = lio_target_discovery_auth_attrs, .tfc_wwn_attrs = lio_target_wwn_attrs, diff --git a/drivers/target/target_core_fabric_configfs.c b/drivers/target/target_core_fabric_configfs.c index 1bd5c72b663e..31a096aa16ab 100644 --- a/drivers/target/target_core_fabric_configfs.c +++ b/drivers/target/target_core_fabric_configfs.c @@ -338,10 +338,8 @@ static void target_fabric_nacl_base_release(struct config_item *item) { struct se_node_acl *se_nacl = container_of(to_config_group(item), struct se_node_acl, acl_group); - struct target_fabric_configfs *tf = se_nacl->se_tpg->se_tpg_wwn->wwn_tf; - if (tf->tf_ops->fabric_cleanup_nodeacl) - tf->tf_ops->fabric_cleanup_nodeacl(se_nacl); + configfs_remove_default_groups(&se_nacl->acl_fabric_stat_group); core_tpg_del_initiator_node_acl(se_nacl); } @@ -383,14 +381,6 @@ static struct config_group *target_fabric_make_nodeacl( if (IS_ERR(se_nacl)) return ERR_CAST(se_nacl); - if (tf->tf_ops->fabric_init_nodeacl) { - int ret = tf->tf_ops->fabric_init_nodeacl(se_nacl, name); - if (ret) { - core_tpg_del_initiator_node_acl(se_nacl); - return ERR_PTR(ret); - } - } - config_group_init_type_name(&se_nacl->acl_group, name, &tf->tf_tpg_nacl_base_cit); @@ -414,6 +404,15 @@ static struct config_group *target_fabric_make_nodeacl( configfs_add_default_group(&se_nacl->acl_fabric_stat_group, &se_nacl->acl_group); + if (tf->tf_ops->fabric_init_nodeacl) { + int ret = tf->tf_ops->fabric_init_nodeacl(se_nacl, name); + if (ret) { + configfs_remove_default_groups(&se_nacl->acl_fabric_stat_group); + core_tpg_del_initiator_node_acl(se_nacl); + return ERR_PTR(ret); + } + } + return &se_nacl->acl_group; } @@ -892,6 +891,7 @@ static void target_fabric_release_wwn(struct config_item *item) struct se_wwn, wwn_group); struct target_fabric_configfs *tf = wwn->wwn_tf; + configfs_remove_default_groups(&wwn->fabric_stat_group); tf->tf_ops->fabric_drop_wwn(wwn); } @@ -945,6 +945,8 @@ static struct config_group *target_fabric_make_wwn( &tf->tf_wwn_fabric_stats_cit); configfs_add_default_group(&wwn->fabric_stat_group, &wwn->wwn_group); + if (tf->tf_ops->add_wwn_groups) + tf->tf_ops->add_wwn_groups(wwn); return &wwn->wwn_group; } diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index fbfe761c7fba..dd47823bb014 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -165,6 +165,7 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(0x18EF, 0xE025) }, /* ELV Marble Sound Board 1 */ { USB_DEVICE(0x1901, 0x0190) }, /* GE B850 CP2105 Recorder interface */ { USB_DEVICE(0x1901, 0x0193) }, /* GE B650 CP2104 PMC interface */ + { USB_DEVICE(0x1901, 0x0194) }, /* GE Healthcare Remote Alarm Box */ { USB_DEVICE(0x19CF, 0x3000) }, /* Parrot NMEA GPS Flight Recorder */ { USB_DEVICE(0x1ADB, 0x0001) }, /* Schweitzer Engineering C662 Cable */ { USB_DEVICE(0x1B1C, 0x1C00) }, /* Corsair USB Dongle */ diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 427ae43ee898..3a814e802dee 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -1004,6 +1004,10 @@ static const struct usb_device_id id_table_combined[] = { { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_DISPLAY_PID) }, { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_LITE_PID) }, { USB_DEVICE(FTDI_VID, CHETCO_SEASMART_ANALOG_PID) }, + /* ICP DAS I-756xU devices */ + { USB_DEVICE(ICPDAS_VID, ICPDAS_I7560U_PID) }, + { USB_DEVICE(ICPDAS_VID, ICPDAS_I7561U_PID) }, + { USB_DEVICE(ICPDAS_VID, ICPDAS_I7563U_PID) }, { } /* Terminating entry */ }; diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h index a84df2513994..c5d6c1e73e8e 100644 --- a/drivers/usb/serial/ftdi_sio_ids.h +++ b/drivers/usb/serial/ftdi_sio_ids.h @@ -872,6 +872,14 @@ #define NOVITUS_BONO_E_PID 0x6010 /* + * ICPDAS I-756*U devices + */ +#define ICPDAS_VID 0x1b5c +#define ICPDAS_I7560U_PID 0x0103 +#define ICPDAS_I7561U_PID 0x0104 +#define ICPDAS_I7563U_PID 0x0105 + +/* * RT Systems programming cables for various ham radios */ #define RTSYSTEMS_VID 0x2100 /* Vendor ID */ diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 348e19834b83..c6f497f16526 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -1818,6 +1818,8 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x7d02, 0xff, 0x00, 0x00) }, { USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x7d03, 0xff, 0x02, 0x01) }, { USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x7d03, 0xff, 0x00, 0x00) }, + { USB_DEVICE_INTERFACE_CLASS(0x2001, 0x7e19, 0xff), /* D-Link DWM-221 B1 */ + .driver_info = (kernel_ulong_t)&net_intf4_blacklist }, { USB_DEVICE_AND_INTERFACE_INFO(0x07d1, 0x3e01, 0xff, 0xff, 0xff) }, /* D-Link DWM-152/C1 */ { USB_DEVICE_AND_INTERFACE_INFO(0x07d1, 0x3e02, 0xff, 0xff, 0xff) }, /* D-Link DWM-156/C1 */ { USB_DEVICE_INTERFACE_CLASS(0x2020, 0x4000, 0xff) }, /* OLICARD300 - MT6225 */ |