diff --git a/Documentation/devicetree/bindings/sound/qcom,wcd9335.txt b/Documentation/devicetree/bindings/sound/qcom,wcd9335.txt index 5d6ea66a863fe2e46c2f8ca292d941dcded61a65..1f75feec3dec683bb40d4de930cb8fef94e644e3 100644 --- a/Documentation/devicetree/bindings/sound/qcom,wcd9335.txt +++ b/Documentation/devicetree/bindings/sound/qcom,wcd9335.txt @@ -109,7 +109,7 @@ audio-codec@1{ reg = <1 0>; interrupts = <&msmgpio 54 IRQ_TYPE_LEVEL_HIGH>; interrupt-names = "intr2" - reset-gpios = <&msmgpio 64 0>; + reset-gpios = <&msmgpio 64 GPIO_ACTIVE_LOW>; slim-ifc-dev = <&wc9335_ifd>; clock-names = "mclk", "native"; clocks = <&rpmcc RPM_SMD_DIV_CLK1>, diff --git a/Documentation/driver-api/spi.rst b/Documentation/driver-api/spi.rst index f64cb666498aabc7682714c235c45d9ac28093ad..f28887045049d4d3e6aba102715ece7befb58413 100644 --- a/Documentation/driver-api/spi.rst +++ b/Documentation/driver-api/spi.rst @@ -25,8 +25,8 @@ hardware, which may be as simple as a set of GPIO pins or as complex as a pair of FIFOs connected to dual DMA engines on the other side of the SPI shift register (maximizing throughput). Such drivers bridge between whatever bus they sit on (often the platform bus) and SPI, and expose -the SPI side of their device as a :c:type:`struct spi_master -`. SPI devices are children of that master, +the SPI side of their device as a :c:type:`struct spi_controller +`. SPI devices are children of that master, represented as a :c:type:`struct spi_device ` and manufactured from :c:type:`struct spi_board_info ` descriptors which are usually provided by diff --git a/drivers/ata/pata_ixp4xx_cf.c b/drivers/ata/pata_ixp4xx_cf.c index abc0e87ca1a8b043adeb14dc06858949a43a442b..43215a4c1e54072e715433e56331d2a1fa98a8f3 100644 --- a/drivers/ata/pata_ixp4xx_cf.c +++ b/drivers/ata/pata_ixp4xx_cf.c @@ -135,12 +135,12 @@ static void ixp4xx_setup_port(struct ata_port *ap, static int ixp4xx_pata_probe(struct platform_device *pdev) { - unsigned int irq; struct resource *cs0, *cs1; struct ata_host *host; struct ata_port *ap; struct ixp4xx_pata_data *data = dev_get_platdata(&pdev->dev); int ret; + int irq; cs0 = platform_get_resource(pdev, IORESOURCE_MEM, 0); cs1 = platform_get_resource(pdev, IORESOURCE_MEM, 1); diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c index 51450f7c81afee4ad5f89ac4cd076a6a7c7a9f79..420bdaf8c356b46e70530404c94c29c8b3e060a1 100644 --- a/drivers/block/drbd/drbd_main.c +++ b/drivers/block/drbd/drbd_main.c @@ -2819,7 +2819,7 @@ enum drbd_ret_code drbd_create_device(struct drbd_config_context *adm_ctx, unsig if (init_submitter(device)) { err = ERR_NOMEM; - goto out_idr_remove_vol; + goto out_idr_remove_from_resource; } add_disk(disk); @@ -2836,8 +2836,6 @@ enum drbd_ret_code drbd_create_device(struct drbd_config_context *adm_ctx, unsig drbd_debugfs_device_add(device); return NO_ERROR; -out_idr_remove_vol: - idr_remove(&connection->peer_devices, vnr); out_idr_remove_from_resource: for_each_connection_safe(connection, n, resource) { peer_device = idr_remove(&connection->peer_devices, vnr); diff --git a/drivers/clk/imx/clk-imx8mn.c b/drivers/clk/imx/clk-imx8mn.c index db122d94db583364a321094774ee4b055342d626..8a49e072d6e8628967d5400fa15a18666101777a 100644 --- a/drivers/clk/imx/clk-imx8mn.c +++ b/drivers/clk/imx/clk-imx8mn.c @@ -105,27 +105,27 @@ static const char * const imx8mn_disp_pixel_sels[] = {"osc_24m", "video_pll1_out "sys_pll3_out", "clk_ext4", }; static const char * const imx8mn_sai2_sels[] = {"osc_24m", "audio_pll1_out", "audio_pll2_out", - "video_pll1_out", "sys_pll1_133m", "osc_hdmi", + "video_pll1_out", "sys_pll1_133m", "dummy", "clk_ext3", "clk_ext4", }; static const char * const imx8mn_sai3_sels[] = {"osc_24m", "audio_pll1_out", "audio_pll2_out", - "video_pll1_out", "sys_pll1_133m", "osc_hdmi", + "video_pll1_out", "sys_pll1_133m", "dummy", "clk_ext3", "clk_ext4", }; static const char * const imx8mn_sai5_sels[] = {"osc_24m", "audio_pll1_out", "audio_pll2_out", - "video_pll1_out", "sys_pll1_133m", "osc_hdmi", + "video_pll1_out", "sys_pll1_133m", "dummy", "clk_ext2", "clk_ext3", }; static const char * const imx8mn_sai6_sels[] = {"osc_24m", "audio_pll1_out", "audio_pll2_out", - "video_pll1_out", "sys_pll1_133m", "osc_hdmi", + "video_pll1_out", "sys_pll1_133m", "dummy", "clk_ext3", "clk_ext4", }; static const char * const imx8mn_sai7_sels[] = {"osc_24m", "audio_pll1_out", "audio_pll2_out", - "video_pll1_out", "sys_pll1_133m", "osc_hdmi", + "video_pll1_out", "sys_pll1_133m", "dummy", "clk_ext3", "clk_ext4", }; static const char * const imx8mn_spdif1_sels[] = {"osc_24m", "audio_pll1_out", "audio_pll2_out", - "video_pll1_out", "sys_pll1_133m", "osc_hdmi", + "video_pll1_out", "sys_pll1_133m", "dummy", "clk_ext2", "clk_ext3", }; static const char * const imx8mn_enet_ref_sels[] = {"osc_24m", "sys_pll2_125m", "sys_pll2_50m", diff --git a/drivers/clk/qcom/gcc-sm8250.c b/drivers/clk/qcom/gcc-sm8250.c index ab594a0f0c4084aeb30931f2956407d921da73c3..7ec11acc829841736d80e97e41a40edb8b2b4294 100644 --- a/drivers/clk/qcom/gcc-sm8250.c +++ b/drivers/clk/qcom/gcc-sm8250.c @@ -3268,7 +3268,7 @@ static struct gdsc usb30_prim_gdsc = { .pd = { .name = "usb30_prim_gdsc", }, - .pwrsts = PWRSTS_OFF_ON, + .pwrsts = PWRSTS_RET_ON, }; static struct gdsc usb30_sec_gdsc = { @@ -3276,7 +3276,7 @@ static struct gdsc usb30_sec_gdsc = { .pd = { .name = "usb30_sec_gdsc", }, - .pwrsts = PWRSTS_OFF_ON, + .pwrsts = PWRSTS_RET_ON, }; static struct gdsc hlos1_vote_mmnoc_mmu_tbu_hf0_gdsc = { diff --git a/drivers/clk/renesas/r9a06g032-clocks.c b/drivers/clk/renesas/r9a06g032-clocks.c index 245150a5484a288dc4efc8d863b27d7c392ba230..285f6ac25372d05d21e7b3a8728c0b98afe75af2 100644 --- a/drivers/clk/renesas/r9a06g032-clocks.c +++ b/drivers/clk/renesas/r9a06g032-clocks.c @@ -386,7 +386,7 @@ static int r9a06g032_attach_dev(struct generic_pm_domain *pd, int error; int index; - while (!of_parse_phandle_with_args(np, "clocks", "#clock-cells", i, + while (!of_parse_phandle_with_args(np, "clocks", "#clock-cells", i++, &clkspec)) { if (clkspec.np != pd->dev.of_node) continue; @@ -399,7 +399,6 @@ static int r9a06g032_attach_dev(struct generic_pm_domain *pd, if (error) return error; } - i++; } return 0; diff --git a/drivers/clk/rockchip/clk-pll.c b/drivers/clk/rockchip/clk-pll.c index bbbf9ce42867214063a0c11b5b769efcd97467f9..d0bd513ff3c33d65d5c1487b974674502d146dc7 100644 --- a/drivers/clk/rockchip/clk-pll.c +++ b/drivers/clk/rockchip/clk-pll.c @@ -981,6 +981,7 @@ struct clk *rockchip_clk_register_pll(struct rockchip_clk_provider *ctx, return mux_clk; err_pll: + kfree(pll->rate_table); clk_unregister(mux_clk); mux_clk = pll_clk; err_mux: diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c index 6333cada1e096229bdee93af87d7c7d6d17e91e5..4b568ee93243553e3fa19ea6d57a7885f9ec9322 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c @@ -313,6 +313,7 @@ static bool amdgpu_atrm_get_bios(struct amdgpu_device *adev) if (!found) return false; + pci_dev_put(pdev); adev->bios = kmalloc(size, GFP_KERNEL); if (!adev->bios) { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index bde0496d2f153961c758d7cdf8e6d758e9ca892c..8bd887fb6e631ae834e1620f0a3326b7c3e51ba0 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -4443,6 +4443,8 @@ static void amdgpu_device_resume_display_audio(struct amdgpu_device *adev) pm_runtime_enable(&(p->dev)); pm_runtime_resume(&(p->dev)); } + + pci_dev_put(p); } static int amdgpu_device_suspend_display_audio(struct amdgpu_device *adev) @@ -4481,6 +4483,7 @@ static int amdgpu_device_suspend_display_audio(struct amdgpu_device *adev) if (expires < ktime_get_mono_fast_ns()) { dev_warn(adev->dev, "failed to suspend display audio\n"); + pci_dev_put(p); /* TODO: abort the succeeding gpu reset? */ return -ETIMEDOUT; } @@ -4488,6 +4491,7 @@ static int amdgpu_device_suspend_display_audio(struct amdgpu_device *adev) pm_runtime_disable(&(p->dev)); + pci_dev_put(p); return 0; } diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega20_hwmgr.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega20_hwmgr.c index 60cde0c528257d4077358dc894a483c3a46dc469..57a354a03e8aef0ce00c75ff80db3bb96d9395d6 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega20_hwmgr.c +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega20_hwmgr.c @@ -2962,7 +2962,8 @@ static int vega20_odn_edit_dpm_table(struct pp_hwmgr *hwmgr, data->od8_settings.od8_settings_array; OverDriveTable_t *od_table = &(data->smc_state_table.overdrive_table); - int32_t input_index, input_clk, input_vol, i; + int32_t input_clk, input_vol, i; + uint32_t input_index; int od8_id; int ret; diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c index e646f5931d7953a658ec2cb343eee096fd5a2d64..89f20497c14f56af06285269fa6bc846cff90ca6 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/smu_v11_0.c @@ -1476,6 +1476,10 @@ bool smu_v11_0_baco_is_support(struct smu_context *smu) if (!smu_baco->platform_support) return false; + /* return true if ASIC is in BACO state already */ + if (smu_v11_0_baco_get_state(smu) == SMU_BACO_STATE_ENTER) + return true; + /* Arcturus does not support this bit mask */ if (smu_cmn_feature_is_supported(smu, SMU_FEATURE_BACO_BIT) && !smu_cmn_feature_is_enabled(smu, SMU_FEATURE_BACO_BIT)) diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511.h b/drivers/gpu/drm/bridge/adv7511/adv7511.h index 711061bf3eb7e9d5d9709ac485af731a5241cd1a..e95abeb64b934e8f3bcacbc2ae86732eaef76733 100644 --- a/drivers/gpu/drm/bridge/adv7511/adv7511.h +++ b/drivers/gpu/drm/bridge/adv7511/adv7511.h @@ -394,7 +394,8 @@ static inline int adv7511_cec_init(struct device *dev, struct adv7511 *adv7511) void adv7533_dsi_power_on(struct adv7511 *adv); void adv7533_dsi_power_off(struct adv7511 *adv); -void adv7533_mode_set(struct adv7511 *adv, const struct drm_display_mode *mode); +enum drm_mode_status adv7533_mode_valid(struct adv7511 *adv, + const struct drm_display_mode *mode); int adv7533_patch_registers(struct adv7511 *adv); int adv7533_patch_cec_registers(struct adv7511 *adv); int adv7533_attach_dsi(struct adv7511 *adv); diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c index 430c5e8f0388e0a261100123e2d0ae8a47ed0e1a..6ba860a16e96cce8e42b22e6226983ab1da97cc6 100644 --- a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c +++ b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c @@ -697,7 +697,7 @@ adv7511_detect(struct adv7511 *adv7511, struct drm_connector *connector) } static enum drm_mode_status adv7511_mode_valid(struct adv7511 *adv7511, - struct drm_display_mode *mode) + const struct drm_display_mode *mode) { if (mode->clock > 165000) return MODE_CLOCK_HIGH; @@ -791,9 +791,6 @@ static void adv7511_mode_set(struct adv7511 *adv7511, regmap_update_bits(adv7511->regmap, 0x17, 0x60, (vsync_polarity << 6) | (hsync_polarity << 5)); - if (adv7511->type == ADV7533 || adv7511->type == ADV7535) - adv7533_mode_set(adv7511, adj_mode); - drm_mode_copy(&adv7511->curr_mode, adj_mode); /* @@ -913,6 +910,18 @@ static void adv7511_bridge_mode_set(struct drm_bridge *bridge, adv7511_mode_set(adv, mode, adj_mode); } +static enum drm_mode_status adv7511_bridge_mode_valid(struct drm_bridge *bridge, + const struct drm_display_info *info, + const struct drm_display_mode *mode) +{ + struct adv7511 *adv = bridge_to_adv7511(bridge); + + if (adv->type == ADV7533 || adv->type == ADV7535) + return adv7533_mode_valid(adv, mode); + else + return adv7511_mode_valid(adv, mode); +} + static int adv7511_bridge_attach(struct drm_bridge *bridge, enum drm_bridge_attach_flags flags) { @@ -963,6 +972,7 @@ static const struct drm_bridge_funcs adv7511_bridge_funcs = { .enable = adv7511_bridge_enable, .disable = adv7511_bridge_disable, .mode_set = adv7511_bridge_mode_set, + .mode_valid = adv7511_bridge_mode_valid, .attach = adv7511_bridge_attach, .detect = adv7511_bridge_detect, .get_edid = adv7511_bridge_get_edid, diff --git a/drivers/gpu/drm/bridge/adv7511/adv7533.c b/drivers/gpu/drm/bridge/adv7511/adv7533.c index aa19d5a40e319ece60780d01a79341681031c47e..f304a5ff8e596f57183916855d6b3135e18abb80 100644 --- a/drivers/gpu/drm/bridge/adv7511/adv7533.c +++ b/drivers/gpu/drm/bridge/adv7511/adv7533.c @@ -100,26 +100,27 @@ void adv7533_dsi_power_off(struct adv7511 *adv) regmap_write(adv->regmap_cec, 0x27, 0x0b); } -void adv7533_mode_set(struct adv7511 *adv, const struct drm_display_mode *mode) +enum drm_mode_status adv7533_mode_valid(struct adv7511 *adv, + const struct drm_display_mode *mode) { + int lanes; struct mipi_dsi_device *dsi = adv->dsi; - int lanes, ret; - - if (adv->num_dsi_lanes != 4) - return; if (mode->clock > 80000) lanes = 4; else lanes = 3; - if (lanes != dsi->lanes) { - mipi_dsi_detach(dsi); - dsi->lanes = lanes; - ret = mipi_dsi_attach(dsi); - if (ret) - dev_err(&dsi->dev, "failed to change host lanes\n"); - } + /* + * TODO: add support for dynamic switching of lanes + * by using the bridge pre_enable() op . Till then filter + * out the modes which shall need different number of lanes + * than what was configured in the device tree. + */ + if (lanes != dsi->lanes) + return MODE_BAD; + + return MODE_OK; } int adv7533_patch_registers(struct adv7511 *adv) diff --git a/drivers/gpu/drm/drm_fourcc.c b/drivers/gpu/drm/drm_fourcc.c index 722c7ebe4e88930214f3c06a3fcc73aad3898afe..92152c06b75b7972e63d0106f54b0e6ef1dc5d4a 100644 --- a/drivers/gpu/drm/drm_fourcc.c +++ b/drivers/gpu/drm/drm_fourcc.c @@ -280,12 +280,15 @@ const struct drm_format_info *__drm_format_info(u32 format) .vsub = 2, .is_yuv = true }, { .format = DRM_FORMAT_Q410, .depth = 0, .num_planes = 3, .char_per_block = { 2, 2, 2 }, - .block_w = { 1, 1, 1 }, .block_h = { 1, 1, 1 }, .hsub = 0, - .vsub = 0, .is_yuv = true }, + .block_w = { 1, 1, 1 }, .block_h = { 1, 1, 1 }, .hsub = 1, + .vsub = 1, .is_yuv = true }, { .format = DRM_FORMAT_Q401, .depth = 0, .num_planes = 3, .char_per_block = { 2, 2, 2 }, - .block_w = { 1, 1, 1 }, .block_h = { 1, 1, 1 }, .hsub = 0, - .vsub = 0, .is_yuv = true }, + .block_w = { 1, 1, 1 }, .block_h = { 1, 1, 1 }, .hsub = 1, + .vsub = 1, .is_yuv = true }, + { .format = DRM_FORMAT_P030, .depth = 0, .num_planes = 2, + .char_per_block = { 4, 8, 0 }, .block_w = { 3, 3, 0 }, .block_h = { 1, 1, 0 }, + .hsub = 2, .vsub = 2, .is_yuv = true}, }; unsigned int i; diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c index c1ae336df68330941f206d1b185b3c14699f0da6..aa3d472c79d7737a34052d9bf4f20edc60cdad7f 100644 --- a/drivers/gpu/drm/mediatek/mtk_dpi.c +++ b/drivers/gpu/drm/mediatek/mtk_dpi.c @@ -367,9 +367,6 @@ static void mtk_dpi_power_off(struct mtk_dpi *dpi) if (--dpi->refcount != 0) return; - if (dpi->pinctrl && dpi->pins_gpio) - pinctrl_select_state(dpi->pinctrl, dpi->pins_gpio); - mtk_dpi_disable(dpi); clk_disable_unprepare(dpi->pixel_clk); clk_disable_unprepare(dpi->engine_clk); @@ -394,9 +391,6 @@ static int mtk_dpi_power_on(struct mtk_dpi *dpi) goto err_pixel; } - if (dpi->pinctrl && dpi->pins_dpi) - pinctrl_select_state(dpi->pinctrl, dpi->pins_dpi); - return 0; err_pixel: @@ -525,12 +519,18 @@ static void mtk_dpi_bridge_disable(struct drm_bridge *bridge) struct mtk_dpi *dpi = bridge_to_dpi(bridge); mtk_dpi_power_off(dpi); + + if (dpi->pinctrl && dpi->pins_gpio) + pinctrl_select_state(dpi->pinctrl, dpi->pins_gpio); } static void mtk_dpi_bridge_enable(struct drm_bridge *bridge) { struct mtk_dpi *dpi = bridge_to_dpi(bridge); + if (dpi->pinctrl && dpi->pins_dpi) + pinctrl_select_state(dpi->pinctrl, dpi->pins_dpi); + mtk_dpi_power_on(dpi); mtk_dpi_set_display_mode(dpi, &dpi->mode); mtk_dpi_enable(dpi); diff --git a/drivers/gpu/drm/msm/Makefile b/drivers/gpu/drm/msm/Makefile index 340682cd0f320d83921799eaff3f716c7e08fc1a..2457ef9851bb388b827a858331c24a2f549de7d5 100644 --- a/drivers/gpu/drm/msm/Makefile +++ b/drivers/gpu/drm/msm/Makefile @@ -19,7 +19,7 @@ msm-y := \ hdmi/hdmi.o \ hdmi/hdmi_audio.o \ hdmi/hdmi_bridge.o \ - hdmi/hdmi_connector.o \ + hdmi/hdmi_hpd.o \ hdmi/hdmi_i2c.o \ hdmi/hdmi_phy.o \ hdmi/hdmi_phy_8960.o \ diff --git a/drivers/gpu/drm/msm/hdmi/hdmi.c b/drivers/gpu/drm/msm/hdmi/hdmi.c index bd65dc9b889232c78d0f362f5e1a9a7b3357ee4c..efb14043a6ec419db9d17e1f078853445c906979 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi.c @@ -8,6 +8,8 @@ #include #include +#include + #include #include "hdmi.h" @@ -41,7 +43,7 @@ static irqreturn_t msm_hdmi_irq(int irq, void *dev_id) struct hdmi *hdmi = dev_id; /* Process HPD: */ - msm_hdmi_connector_irq(hdmi->connector); + msm_hdmi_hpd_irq(hdmi->bridge); /* Process DDC: */ msm_hdmi_i2c_irq(hdmi->i2c); @@ -245,6 +247,20 @@ static struct hdmi *msm_hdmi_init(struct platform_device *pdev) hdmi->pwr_clks[i] = clk; } + hdmi->hpd_gpiod = devm_gpiod_get_optional(&pdev->dev, "hpd", GPIOD_IN); + /* This will catch e.g. -EPROBE_DEFER */ + if (IS_ERR(hdmi->hpd_gpiod)) { + ret = PTR_ERR(hdmi->hpd_gpiod); + DRM_DEV_ERROR(&pdev->dev, "failed to get hpd gpio: (%d)\n", ret); + goto fail; + } + + if (!hdmi->hpd_gpiod) + DBG("failed to get HPD gpio"); + + if (hdmi->hpd_gpiod) + gpiod_set_consumer_name(hdmi->hpd_gpiod, "HDMI_HPD"); + pm_runtime_enable(&pdev->dev); hdmi->workq = alloc_ordered_workqueue("msm_hdmi", 0); @@ -311,7 +327,7 @@ int msm_hdmi_modeset_init(struct hdmi *hdmi, goto fail; } - hdmi->connector = msm_hdmi_connector_init(hdmi); + hdmi->connector = drm_bridge_connector_init(hdmi->dev, encoder); if (IS_ERR(hdmi->connector)) { ret = PTR_ERR(hdmi->connector); DRM_DEV_ERROR(dev->dev, "failed to create HDMI connector: %d\n", ret); @@ -319,6 +335,8 @@ int msm_hdmi_modeset_init(struct hdmi *hdmi, goto fail; } + drm_connector_attach_encoder(hdmi->connector, hdmi->encoder); + hdmi->irq = irq_of_parse_and_map(pdev->dev.of_node, 0); if (!hdmi->irq) { ret = -EINVAL; @@ -335,7 +353,9 @@ int msm_hdmi_modeset_init(struct hdmi *hdmi, goto fail; } - ret = msm_hdmi_hpd_enable(hdmi->connector); + drm_bridge_connector_enable_hpd(hdmi->connector); + + ret = msm_hdmi_hpd_enable(hdmi->bridge); if (ret < 0) { DRM_DEV_ERROR(&hdmi->pdev->dev, "failed to enable HPD: %d\n", ret); goto fail; @@ -423,20 +443,6 @@ static struct hdmi_platform_config hdmi_tx_8996_config = { .hpd_freq = hpd_clk_freq_8x74, }; -static const struct { - const char *name; - const bool output; - const int value; - const char *label; -} msm_hdmi_gpio_pdata[] = { - { "qcom,hdmi-tx-ddc-clk", true, 1, "HDMI_DDC_CLK" }, - { "qcom,hdmi-tx-ddc-data", true, 1, "HDMI_DDC_DATA" }, - { "qcom,hdmi-tx-hpd", false, 1, "HDMI_HPD" }, - { "qcom,hdmi-tx-mux-en", true, 1, "HDMI_MUX_EN" }, - { "qcom,hdmi-tx-mux-sel", true, 0, "HDMI_MUX_SEL" }, - { "qcom,hdmi-tx-mux-lpm", true, 1, "HDMI_MUX_LPM" }, -}; - /* * HDMI audio codec callbacks */ @@ -549,7 +555,7 @@ static int msm_hdmi_bind(struct device *dev, struct device *master, void *data) struct hdmi_platform_config *hdmi_cfg; struct hdmi *hdmi; struct device_node *of_node = dev->of_node; - int i, err; + int err; hdmi_cfg = (struct hdmi_platform_config *) of_device_get_match_data(dev); @@ -561,42 +567,6 @@ static int msm_hdmi_bind(struct device *dev, struct device *master, void *data) hdmi_cfg->mmio_name = "core_physical"; hdmi_cfg->qfprom_mmio_name = "qfprom_physical"; - for (i = 0; i < HDMI_MAX_NUM_GPIO; i++) { - const char *name = msm_hdmi_gpio_pdata[i].name; - struct gpio_desc *gpiod; - - /* - * We are fetching the GPIO lines "as is" since the connector - * code is enabling and disabling the lines. Until that point - * the power-on default value will be kept. - */ - gpiod = devm_gpiod_get_optional(dev, name, GPIOD_ASIS); - /* This will catch e.g. -PROBE_DEFER */ - if (IS_ERR(gpiod)) - return PTR_ERR(gpiod); - if (!gpiod) { - /* Try a second time, stripping down the name */ - char name3[32]; - - /* - * Try again after stripping out the "qcom,hdmi-tx" - * prefix. This is mainly to match "hpd-gpios" used - * in the upstream bindings. - */ - if (sscanf(name, "qcom,hdmi-tx-%s", name3)) - gpiod = devm_gpiod_get_optional(dev, name3, GPIOD_ASIS); - if (IS_ERR(gpiod)) - return PTR_ERR(gpiod); - if (!gpiod) - DBG("failed to get gpio: %s", name); - } - hdmi_cfg->gpios[i].gpiod = gpiod; - if (gpiod) - gpiod_set_consumer_name(gpiod, msm_hdmi_gpio_pdata[i].label); - hdmi_cfg->gpios[i].output = msm_hdmi_gpio_pdata[i].output; - hdmi_cfg->gpios[i].value = msm_hdmi_gpio_pdata[i].value; - } - dev->platform_data = hdmi_cfg; hdmi = msm_hdmi_init(to_platform_device(dev)); diff --git a/drivers/gpu/drm/msm/hdmi/hdmi.h b/drivers/gpu/drm/msm/hdmi/hdmi.h index d0b84f0abee17146deeed623cd3da8aad355d951..20f554312b17c9e0388fdf8146d45f958f5a531b 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi.h +++ b/drivers/gpu/drm/msm/hdmi/hdmi.h @@ -19,17 +19,9 @@ #include "msm_drv.h" #include "hdmi.xml.h" -#define HDMI_MAX_NUM_GPIO 6 - struct hdmi_phy; struct hdmi_platform_config; -struct hdmi_gpio_data { - struct gpio_desc *gpiod; - bool output; - int value; -}; - struct hdmi_audio { bool enabled; struct hdmi_audio_infoframe infoframe; @@ -61,6 +53,8 @@ struct hdmi { struct clk **hpd_clks; struct clk **pwr_clks; + struct gpio_desc *hpd_gpiod; + struct hdmi_phy *phy; struct device *phy_dev; @@ -109,10 +103,14 @@ struct hdmi_platform_config { /* clks that need to be on for screen pwr (ie pixel clk): */ const char **pwr_clk_names; int pwr_clk_cnt; +}; - /* gpio's: */ - struct hdmi_gpio_data gpios[HDMI_MAX_NUM_GPIO]; +struct hdmi_bridge { + struct drm_bridge base; + struct hdmi *hdmi; + struct work_struct hpd_work; }; +#define to_hdmi_bridge(x) container_of(x, struct hdmi_bridge, base) void msm_hdmi_set_mode(struct hdmi *hdmi, bool power_on); @@ -230,13 +228,11 @@ void msm_hdmi_audio_set_sample_rate(struct hdmi *hdmi, int rate); struct drm_bridge *msm_hdmi_bridge_init(struct hdmi *hdmi); void msm_hdmi_bridge_destroy(struct drm_bridge *bridge); -/* - * hdmi connector: - */ - -void msm_hdmi_connector_irq(struct drm_connector *connector); -struct drm_connector *msm_hdmi_connector_init(struct hdmi *hdmi); -int msm_hdmi_hpd_enable(struct drm_connector *connector); +void msm_hdmi_hpd_irq(struct drm_bridge *bridge); +enum drm_connector_status msm_hdmi_bridge_detect( + struct drm_bridge *bridge); +int msm_hdmi_hpd_enable(struct drm_bridge *bridge); +void msm_hdmi_hpd_disable(struct hdmi_bridge *hdmi_bridge); /* * i2c adapter for ddc: diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_bridge.c b/drivers/gpu/drm/msm/hdmi/hdmi_bridge.c index 6e380db9287ba85ed769650e1a466281e6fc7242..efcfdd70a02e0b4cbeff00b9e47b3f5a3ff6dc2e 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi_bridge.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi_bridge.c @@ -5,17 +5,16 @@ */ #include +#include +#include "msm_kms.h" #include "hdmi.h" -struct hdmi_bridge { - struct drm_bridge base; - struct hdmi *hdmi; -}; -#define to_hdmi_bridge(x) container_of(x, struct hdmi_bridge, base) - void msm_hdmi_bridge_destroy(struct drm_bridge *bridge) { + struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); + + msm_hdmi_hpd_disable(hdmi_bridge); } static void msm_hdmi_power_on(struct drm_bridge *bridge) @@ -259,14 +258,76 @@ static void msm_hdmi_bridge_mode_set(struct drm_bridge *bridge, msm_hdmi_audio_update(hdmi); } +static struct edid *msm_hdmi_bridge_get_edid(struct drm_bridge *bridge, + struct drm_connector *connector) +{ + struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); + struct hdmi *hdmi = hdmi_bridge->hdmi; + struct edid *edid; + uint32_t hdmi_ctrl; + + hdmi_ctrl = hdmi_read(hdmi, REG_HDMI_CTRL); + hdmi_write(hdmi, REG_HDMI_CTRL, hdmi_ctrl | HDMI_CTRL_ENABLE); + + edid = drm_get_edid(connector, hdmi->i2c); + + hdmi_write(hdmi, REG_HDMI_CTRL, hdmi_ctrl); + + hdmi->hdmi_mode = drm_detect_hdmi_monitor(edid); + + return edid; +} + +static enum drm_mode_status msm_hdmi_bridge_mode_valid(struct drm_bridge *bridge, + const struct drm_display_info *info, + const struct drm_display_mode *mode) +{ + struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); + struct hdmi *hdmi = hdmi_bridge->hdmi; + const struct hdmi_platform_config *config = hdmi->config; + struct msm_drm_private *priv = bridge->dev->dev_private; + struct msm_kms *kms = priv->kms; + long actual, requested; + + requested = 1000 * mode->clock; + actual = kms->funcs->round_pixclk(kms, + requested, hdmi_bridge->hdmi->encoder); + + /* for mdp5/apq8074, we manage our own pixel clk (as opposed to + * mdp4/dtv stuff where pixel clk is assigned to mdp/encoder + * instead): + */ + if (config->pwr_clk_cnt > 0) + actual = clk_round_rate(hdmi->pwr_clks[0], actual); + + DBG("requested=%ld, actual=%ld", requested, actual); + + if (actual != requested) + return MODE_CLOCK_RANGE; + + return 0; +} + static const struct drm_bridge_funcs msm_hdmi_bridge_funcs = { .pre_enable = msm_hdmi_bridge_pre_enable, .enable = msm_hdmi_bridge_enable, .disable = msm_hdmi_bridge_disable, .post_disable = msm_hdmi_bridge_post_disable, .mode_set = msm_hdmi_bridge_mode_set, + .mode_valid = msm_hdmi_bridge_mode_valid, + .get_edid = msm_hdmi_bridge_get_edid, + .detect = msm_hdmi_bridge_detect, }; +static void +msm_hdmi_hotplug_work(struct work_struct *work) +{ + struct hdmi_bridge *hdmi_bridge = + container_of(work, struct hdmi_bridge, hpd_work); + struct drm_bridge *bridge = &hdmi_bridge->base; + + drm_bridge_hpd_notify(bridge, drm_bridge_detect(bridge)); +} /* initialize bridge */ struct drm_bridge *msm_hdmi_bridge_init(struct hdmi *hdmi) @@ -283,11 +344,17 @@ struct drm_bridge *msm_hdmi_bridge_init(struct hdmi *hdmi) } hdmi_bridge->hdmi = hdmi; + INIT_WORK(&hdmi_bridge->hpd_work, msm_hdmi_hotplug_work); bridge = &hdmi_bridge->base; bridge->funcs = &msm_hdmi_bridge_funcs; + bridge->ddc = hdmi->i2c; + bridge->type = DRM_MODE_CONNECTOR_HDMIA; + bridge->ops = DRM_BRIDGE_OP_HPD | + DRM_BRIDGE_OP_DETECT | + DRM_BRIDGE_OP_EDID; - ret = drm_bridge_attach(hdmi->encoder, bridge, NULL, 0); + ret = drm_bridge_attach(hdmi->encoder, bridge, NULL, DRM_BRIDGE_ATTACH_NO_CONNECTOR); if (ret) goto fail; diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_connector.c b/drivers/gpu/drm/msm/hdmi/hdmi_hpd.c similarity index 51% rename from drivers/gpu/drm/msm/hdmi/hdmi_connector.c rename to drivers/gpu/drm/msm/hdmi/hdmi_hpd.c index 58707a1f3878f0e5c711d441a646c5255ad3d011..52ebe562ca9be6e2368bdd08d38e0d00e6e9c7a2 100644 --- a/drivers/gpu/drm/msm/hdmi/hdmi_connector.c +++ b/drivers/gpu/drm/msm/hdmi/hdmi_hpd.c @@ -11,13 +11,6 @@ #include "msm_kms.h" #include "hdmi.h" -struct hdmi_connector { - struct drm_connector base; - struct hdmi *hdmi; - struct work_struct hpd_work; -}; -#define to_hdmi_connector(x) container_of(x, struct hdmi_connector, base) - static void msm_hdmi_phy_reset(struct hdmi *hdmi) { unsigned int val; @@ -67,48 +60,6 @@ static void msm_hdmi_phy_reset(struct hdmi *hdmi) } } -static int gpio_config(struct hdmi *hdmi, bool on) -{ - const struct hdmi_platform_config *config = hdmi->config; - int i; - - if (on) { - for (i = 0; i < HDMI_MAX_NUM_GPIO; i++) { - struct hdmi_gpio_data gpio = config->gpios[i]; - - if (gpio.gpiod) { - if (gpio.output) { - gpiod_direction_output(gpio.gpiod, - gpio.value); - } else { - gpiod_direction_input(gpio.gpiod); - gpiod_set_value_cansleep(gpio.gpiod, - gpio.value); - } - } - } - - DBG("gpio on"); - } else { - for (i = 0; i < HDMI_MAX_NUM_GPIO; i++) { - struct hdmi_gpio_data gpio = config->gpios[i]; - - if (!gpio.gpiod) - continue; - - if (gpio.output) { - int value = gpio.value ? 0 : 1; - - gpiod_set_value_cansleep(gpio.gpiod, value); - } - } - - DBG("gpio off"); - } - - return 0; -} - static void enable_hpd_clocks(struct hdmi *hdmi, bool enable) { const struct hdmi_platform_config *config = hdmi->config; @@ -139,10 +90,10 @@ static void enable_hpd_clocks(struct hdmi *hdmi, bool enable) } } -int msm_hdmi_hpd_enable(struct drm_connector *connector) +int msm_hdmi_hpd_enable(struct drm_bridge *bridge) { - struct hdmi_connector *hdmi_connector = to_hdmi_connector(connector); - struct hdmi *hdmi = hdmi_connector->hdmi; + struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); + struct hdmi *hdmi = hdmi_bridge->hdmi; const struct hdmi_platform_config *config = hdmi->config; struct device *dev = &hdmi->pdev->dev; uint32_t hpd_ctrl; @@ -164,11 +115,8 @@ int msm_hdmi_hpd_enable(struct drm_connector *connector) goto fail; } - ret = gpio_config(hdmi, true); - if (ret) { - DRM_DEV_ERROR(dev, "failed to configure GPIOs: %d\n", ret); - goto fail; - } + if (hdmi->hpd_gpiod) + gpiod_set_value_cansleep(hdmi->hpd_gpiod, 1); pm_runtime_get_sync(dev); enable_hpd_clocks(hdmi, true); @@ -202,9 +150,9 @@ int msm_hdmi_hpd_enable(struct drm_connector *connector) return ret; } -static void hdp_disable(struct hdmi_connector *hdmi_connector) +void msm_hdmi_hpd_disable(struct hdmi_bridge *hdmi_bridge) { - struct hdmi *hdmi = hdmi_connector->hdmi; + struct hdmi *hdmi = hdmi_bridge->hdmi; const struct hdmi_platform_config *config = hdmi->config; struct device *dev = &hdmi->pdev->dev; int i, ret = 0; @@ -217,10 +165,6 @@ static void hdp_disable(struct hdmi_connector *hdmi_connector) enable_hpd_clocks(hdmi, false); pm_runtime_put_autosuspend(dev); - ret = gpio_config(hdmi, false); - if (ret) - dev_warn(dev, "failed to unconfigure GPIOs: %d\n", ret); - ret = pinctrl_pm_select_sleep_state(dev); if (ret) dev_warn(dev, "pinctrl state chg failed: %d\n", ret); @@ -233,19 +177,10 @@ static void hdp_disable(struct hdmi_connector *hdmi_connector) } } -static void -msm_hdmi_hotplug_work(struct work_struct *work) -{ - struct hdmi_connector *hdmi_connector = - container_of(work, struct hdmi_connector, hpd_work); - struct drm_connector *connector = &hdmi_connector->base; - drm_helper_hpd_irq_event(connector->dev); -} - -void msm_hdmi_connector_irq(struct drm_connector *connector) +void msm_hdmi_hpd_irq(struct drm_bridge *bridge) { - struct hdmi_connector *hdmi_connector = to_hdmi_connector(connector); - struct hdmi *hdmi = hdmi_connector->hdmi; + struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); + struct hdmi *hdmi = hdmi_bridge->hdmi; uint32_t hpd_int_status, hpd_int_ctrl; /* Process HPD: */ @@ -268,7 +203,7 @@ void msm_hdmi_connector_irq(struct drm_connector *connector) hpd_int_ctrl |= HDMI_HPD_INT_CTRL_INT_CONNECT; hdmi_write(hdmi, REG_HDMI_HPD_INT_CTRL, hpd_int_ctrl); - queue_work(hdmi->workq, &hdmi_connector->hpd_work); + queue_work(hdmi->workq, &hdmi_bridge->hpd_work); } } @@ -291,21 +226,16 @@ static enum drm_connector_status detect_reg(struct hdmi *hdmi) #define HPD_GPIO_INDEX 2 static enum drm_connector_status detect_gpio(struct hdmi *hdmi) { - const struct hdmi_platform_config *config = hdmi->config; - struct hdmi_gpio_data hpd_gpio = config->gpios[HPD_GPIO_INDEX]; - - return gpiod_get_value(hpd_gpio.gpiod) ? + return gpiod_get_value(hdmi->hpd_gpiod) ? connector_status_connected : connector_status_disconnected; } -static enum drm_connector_status hdmi_connector_detect( - struct drm_connector *connector, bool force) +enum drm_connector_status msm_hdmi_bridge_detect( + struct drm_bridge *bridge) { - struct hdmi_connector *hdmi_connector = to_hdmi_connector(connector); - struct hdmi *hdmi = hdmi_connector->hdmi; - const struct hdmi_platform_config *config = hdmi->config; - struct hdmi_gpio_data hpd_gpio = config->gpios[HPD_GPIO_INDEX]; + struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); + struct hdmi *hdmi = hdmi_bridge->hdmi; enum drm_connector_status stat_gpio, stat_reg; int retry = 20; @@ -313,7 +243,7 @@ static enum drm_connector_status hdmi_connector_detect( * some platforms may not have hpd gpio. Rely only on the status * provided by REG_HDMI_HPD_INT_STATUS in this case. */ - if (!hpd_gpio.gpiod) + if (!hdmi->hpd_gpiod) return detect_reg(hdmi); do { @@ -337,115 +267,3 @@ static enum drm_connector_status hdmi_connector_detect( return stat_gpio; } - -static void hdmi_connector_destroy(struct drm_connector *connector) -{ - struct hdmi_connector *hdmi_connector = to_hdmi_connector(connector); - - hdp_disable(hdmi_connector); - - drm_connector_cleanup(connector); - - kfree(hdmi_connector); -} - -static int msm_hdmi_connector_get_modes(struct drm_connector *connector) -{ - struct hdmi_connector *hdmi_connector = to_hdmi_connector(connector); - struct hdmi *hdmi = hdmi_connector->hdmi; - struct edid *edid; - uint32_t hdmi_ctrl; - int ret = 0; - - hdmi_ctrl = hdmi_read(hdmi, REG_HDMI_CTRL); - hdmi_write(hdmi, REG_HDMI_CTRL, hdmi_ctrl | HDMI_CTRL_ENABLE); - - edid = drm_get_edid(connector, hdmi->i2c); - - hdmi_write(hdmi, REG_HDMI_CTRL, hdmi_ctrl); - - hdmi->hdmi_mode = drm_detect_hdmi_monitor(edid); - drm_connector_update_edid_property(connector, edid); - - if (edid) { - ret = drm_add_edid_modes(connector, edid); - kfree(edid); - } - - return ret; -} - -static int msm_hdmi_connector_mode_valid(struct drm_connector *connector, - struct drm_display_mode *mode) -{ - struct hdmi_connector *hdmi_connector = to_hdmi_connector(connector); - struct hdmi *hdmi = hdmi_connector->hdmi; - const struct hdmi_platform_config *config = hdmi->config; - struct msm_drm_private *priv = connector->dev->dev_private; - struct msm_kms *kms = priv->kms; - long actual, requested; - - requested = 1000 * mode->clock; - actual = kms->funcs->round_pixclk(kms, - requested, hdmi_connector->hdmi->encoder); - - /* for mdp5/apq8074, we manage our own pixel clk (as opposed to - * mdp4/dtv stuff where pixel clk is assigned to mdp/encoder - * instead): - */ - if (config->pwr_clk_cnt > 0) - actual = clk_round_rate(hdmi->pwr_clks[0], actual); - - DBG("requested=%ld, actual=%ld", requested, actual); - - if (actual != requested) - return MODE_CLOCK_RANGE; - - return 0; -} - -static const struct drm_connector_funcs hdmi_connector_funcs = { - .detect = hdmi_connector_detect, - .fill_modes = drm_helper_probe_single_connector_modes, - .destroy = hdmi_connector_destroy, - .reset = drm_atomic_helper_connector_reset, - .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state, - .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, -}; - -static const struct drm_connector_helper_funcs msm_hdmi_connector_helper_funcs = { - .get_modes = msm_hdmi_connector_get_modes, - .mode_valid = msm_hdmi_connector_mode_valid, -}; - -/* initialize connector */ -struct drm_connector *msm_hdmi_connector_init(struct hdmi *hdmi) -{ - struct drm_connector *connector = NULL; - struct hdmi_connector *hdmi_connector; - - hdmi_connector = kzalloc(sizeof(*hdmi_connector), GFP_KERNEL); - if (!hdmi_connector) - return ERR_PTR(-ENOMEM); - - hdmi_connector->hdmi = hdmi; - INIT_WORK(&hdmi_connector->hpd_work, msm_hdmi_hotplug_work); - - connector = &hdmi_connector->base; - - drm_connector_init_with_ddc(hdmi->dev, connector, - &hdmi_connector_funcs, - DRM_MODE_CONNECTOR_HDMIA, - hdmi->i2c); - drm_connector_helper_add(connector, &msm_hdmi_connector_helper_funcs); - - connector->polled = DRM_CONNECTOR_POLL_CONNECT | - DRM_CONNECTOR_POLL_DISCONNECT; - - connector->interlace_allowed = 0; - connector->doublescan_allowed = 0; - - drm_connector_attach_encoder(connector, hdmi->encoder); - - return connector; -} diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7701.c b/drivers/gpu/drm/panel/panel-sitronix-st7701.c index 4d2a149b202cb0793d6098211012de4ec0a0ab27..cd9f01940b1737d5597df0d9b0c7310897c5cfd3 100644 --- a/drivers/gpu/drm/panel/panel-sitronix-st7701.c +++ b/drivers/gpu/drm/panel/panel-sitronix-st7701.c @@ -384,7 +384,15 @@ static int st7701_dsi_probe(struct mipi_dsi_device *dsi) st7701->dsi = dsi; st7701->desc = desc; - return mipi_dsi_attach(dsi); + ret = mipi_dsi_attach(dsi); + if (ret) + goto err_attach; + + return 0; + +err_attach: + drm_panel_remove(&st7701->panel); + return ret; } static int st7701_dsi_remove(struct mipi_dsi_device *dsi) diff --git a/drivers/gpu/drm/radeon/radeon_bios.c b/drivers/gpu/drm/radeon/radeon_bios.c index bb29cf02974d199fa823ef7e1b502ddd46cc6ba0..0c94147f7625672b67b0355cbffe0371ee623efc 100644 --- a/drivers/gpu/drm/radeon/radeon_bios.c +++ b/drivers/gpu/drm/radeon/radeon_bios.c @@ -227,6 +227,7 @@ static bool radeon_atrm_get_bios(struct radeon_device *rdev) if (!found) return false; + pci_dev_put(pdev); rdev->bios = kmalloc(size, GFP_KERNEL); if (!rdev->bios) { @@ -612,13 +613,14 @@ static bool radeon_acpi_vfct_bios(struct radeon_device *rdev) acpi_size tbl_size; UEFI_ACPI_VFCT *vfct; unsigned offset; + bool r = false; if (!ACPI_SUCCESS(acpi_get_table("VFCT", 1, &hdr))) return false; tbl_size = hdr->length; if (tbl_size < sizeof(UEFI_ACPI_VFCT)) { DRM_ERROR("ACPI VFCT table present but broken (too short #1)\n"); - return false; + goto out; } vfct = (UEFI_ACPI_VFCT *)hdr; @@ -631,13 +633,13 @@ static bool radeon_acpi_vfct_bios(struct radeon_device *rdev) offset += sizeof(VFCT_IMAGE_HEADER); if (offset > tbl_size) { DRM_ERROR("ACPI VFCT image header truncated\n"); - return false; + goto out; } offset += vhdr->ImageLength; if (offset > tbl_size) { DRM_ERROR("ACPI VFCT image truncated\n"); - return false; + goto out; } if (vhdr->ImageLength && @@ -649,15 +651,18 @@ static bool radeon_acpi_vfct_bios(struct radeon_device *rdev) rdev->bios = kmemdup(&vbios->VbiosContent, vhdr->ImageLength, GFP_KERNEL); + if (rdev->bios) + r = true; - if (!rdev->bios) - return false; - return true; + goto out; } } DRM_ERROR("ACPI VFCT table present but broken (too short #2)\n"); - return false; + +out: + acpi_put_table(hdr); + return r; } #else static inline bool radeon_acpi_vfct_bios(struct radeon_device *rdev) diff --git a/drivers/gpu/drm/rockchip/rockchip_lvds.c b/drivers/gpu/drm/rockchip/rockchip_lvds.c index 7c20b4a24a7e2392fd13c417294ef4bc7d1f730e..e2487937c4e3db3a1775d3290bfe078f772a3132 100644 --- a/drivers/gpu/drm/rockchip/rockchip_lvds.c +++ b/drivers/gpu/drm/rockchip/rockchip_lvds.c @@ -145,7 +145,7 @@ static int rk3288_lvds_poweron(struct rockchip_lvds *lvds) DRM_DEV_ERROR(lvds->dev, "failed to enable lvds pclk %d\n", ret); return ret; } - ret = pm_runtime_get_sync(lvds->dev); + ret = pm_runtime_resume_and_get(lvds->dev); if (ret < 0) { DRM_DEV_ERROR(lvds->dev, "failed to get pm runtime: %d\n", ret); clk_disable(lvds->pclk); @@ -329,16 +329,20 @@ static int px30_lvds_poweron(struct rockchip_lvds *lvds) { int ret; - ret = pm_runtime_get_sync(lvds->dev); + ret = pm_runtime_resume_and_get(lvds->dev); if (ret < 0) { DRM_DEV_ERROR(lvds->dev, "failed to get pm runtime: %d\n", ret); return ret; } /* Enable LVDS mode */ - return regmap_update_bits(lvds->grf, PX30_LVDS_GRF_PD_VO_CON1, + ret = regmap_update_bits(lvds->grf, PX30_LVDS_GRF_PD_VO_CON1, PX30_LVDS_MODE_EN(1) | PX30_LVDS_P2S_EN(1), PX30_LVDS_MODE_EN(1) | PX30_LVDS_P2S_EN(1)); + if (ret) + pm_runtime_put(lvds->dev); + + return ret; } static void px30_lvds_poweroff(struct rockchip_lvds *lvds) diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c index ceb86338c003913a20700909c150dee474b10807..958d12da902d33b8482126ffbef3f483f26d9c8a 100644 --- a/drivers/gpu/drm/tegra/dc.c +++ b/drivers/gpu/drm/tegra/dc.c @@ -2564,8 +2564,10 @@ static int tegra_dc_probe(struct platform_device *pdev) usleep_range(2000, 4000); err = reset_control_assert(dc->rst); - if (err < 0) + if (err < 0) { + clk_disable_unprepare(dc->clk); return err; + } usleep_range(2000, 4000); diff --git a/drivers/hid/hid-sensor-custom.c b/drivers/hid/hid-sensor-custom.c index 4d25577a8573fe2edc2edc145748f454fd21d090..971600a6397a461a6bc7ae74cce28c198dcbb4b3 100644 --- a/drivers/hid/hid-sensor-custom.c +++ b/drivers/hid/hid-sensor-custom.c @@ -59,7 +59,7 @@ struct hid_sensor_sample { u32 raw_len; } __packed; -static struct attribute hid_custom_attrs[] = { +static struct attribute hid_custom_attrs[HID_CUSTOM_TOTAL_ATTRS] = { {.name = "name", .mode = S_IRUGO}, {.name = "units", .mode = S_IRUGO}, {.name = "unit-expo", .mode = S_IRUGO}, diff --git a/drivers/input/joystick/Kconfig b/drivers/input/joystick/Kconfig index b080f0cfb068f0ad3912a72048cd84836ab76182..d8ec5193a941f2d6081d472e85a6378213c72c10 100644 --- a/drivers/input/joystick/Kconfig +++ b/drivers/input/joystick/Kconfig @@ -45,6 +45,7 @@ config JOYSTICK_A3D config JOYSTICK_ADC tristate "Simple joystick connected over ADC" depends on IIO + select IIO_BUFFER select IIO_BUFFER_CB help Say Y here if you have a simple joystick connected over ADC. diff --git a/drivers/input/touchscreen/elants_i2c.c b/drivers/input/touchscreen/elants_i2c.c index c09aefa2661dd058386ba7e7bcfd98b48a809815..ca9cee5851a059f2ed2a7ea77f4ce314c47814e2 100644 --- a/drivers/input/touchscreen/elants_i2c.c +++ b/drivers/input/touchscreen/elants_i2c.c @@ -1219,14 +1219,12 @@ static int elants_i2c_power_on(struct elants_data *ts) if (IS_ERR_OR_NULL(ts->reset_gpio)) return 0; - gpiod_set_value_cansleep(ts->reset_gpio, 1); - error = regulator_enable(ts->vcc33); if (error) { dev_err(&ts->client->dev, "failed to enable vcc33 regulator: %d\n", error); - goto release_reset_gpio; + return error; } error = regulator_enable(ts->vccio); @@ -1235,7 +1233,7 @@ static int elants_i2c_power_on(struct elants_data *ts) "failed to enable vccio regulator: %d\n", error); regulator_disable(ts->vcc33); - goto release_reset_gpio; + return error; } /* @@ -1244,7 +1242,6 @@ static int elants_i2c_power_on(struct elants_data *ts) */ udelay(ELAN_POWERON_DELAY_USEC); -release_reset_gpio: gpiod_set_value_cansleep(ts->reset_gpio, 0); if (error) return error; @@ -1352,7 +1349,7 @@ static int elants_i2c_probe(struct i2c_client *client, return error; } - ts->reset_gpio = devm_gpiod_get(&client->dev, "reset", GPIOD_OUT_LOW); + ts->reset_gpio = devm_gpiod_get(&client->dev, "reset", GPIOD_OUT_HIGH); if (IS_ERR(ts->reset_gpio)) { error = PTR_ERR(ts->reset_gpio); diff --git a/drivers/media/dvb-core/dvb_frontend.c b/drivers/media/dvb-core/dvb_frontend.c index a5e4ebf9ef19edcfb45942c93527b615078b04b7..ede12453e1b4c67ac1fa2c57ba0c7655ad67e6c2 100644 --- a/drivers/media/dvb-core/dvb_frontend.c +++ b/drivers/media/dvb-core/dvb_frontend.c @@ -2989,6 +2989,7 @@ int dvb_register_frontend(struct dvb_adapter *dvb, .name = fe->ops.info.name, #endif }; + int ret; dev_dbg(dvb->device, "%s:\n", __func__); @@ -3023,8 +3024,13 @@ int dvb_register_frontend(struct dvb_adapter *dvb, "DVB: registering adapter %i frontend %i (%s)...\n", fe->dvb->num, fe->id, fe->ops.info.name); - dvb_register_device(fe->dvb, &fepriv->dvbdev, &dvbdev_template, + ret = dvb_register_device(fe->dvb, &fepriv->dvbdev, &dvbdev_template, fe, DVB_DEVICE_FRONTEND, 0); + if (ret) { + dvb_frontend_put(fe); + mutex_unlock(&frontend_mutex); + return ret; + } /* * Initialize the cache to the proper values according with the diff --git a/drivers/media/i2c/ad5820.c b/drivers/media/i2c/ad5820.c index 19c74db0649fc04ef56f5c287dc87045c1e46664..f55322eebf6d078a700a7932a28787e70fb3cac2 100644 --- a/drivers/media/i2c/ad5820.c +++ b/drivers/media/i2c/ad5820.c @@ -329,18 +329,18 @@ static int ad5820_probe(struct i2c_client *client, ret = media_entity_pads_init(&coil->subdev.entity, 0, NULL); if (ret < 0) - goto cleanup2; + goto clean_mutex; ret = v4l2_async_register_subdev(&coil->subdev); if (ret < 0) - goto cleanup; + goto clean_entity; return ret; -cleanup2: - mutex_destroy(&coil->power_lock); -cleanup: +clean_entity: media_entity_cleanup(&coil->subdev.entity); +clean_mutex: + mutex_destroy(&coil->power_lock); return ret; } diff --git a/drivers/media/pci/solo6x10/solo6x10-core.c b/drivers/media/pci/solo6x10/solo6x10-core.c index d497afc7e7b78907956b64bc36806fb7ca83f42a..4ebb1e020fad5bd3fb9d4e1ba673b76211e15c88 100644 --- a/drivers/media/pci/solo6x10/solo6x10-core.c +++ b/drivers/media/pci/solo6x10/solo6x10-core.c @@ -420,6 +420,7 @@ static int solo_sysfs_init(struct solo_dev *solo_dev) solo_dev->nr_chans); if (device_register(dev)) { + put_device(dev); dev->parent = NULL; return -ENOMEM; } diff --git a/drivers/media/platform/coda/coda-jpeg.c b/drivers/media/platform/coda/coda-jpeg.c index a72f4655e5ad56312d8fe4c113452f5b3baebe86..b7bf529f18f774d7561cce6cf259c94d0f924fd0 100644 --- a/drivers/media/platform/coda/coda-jpeg.c +++ b/drivers/media/platform/coda/coda-jpeg.c @@ -1052,10 +1052,16 @@ static int coda9_jpeg_start_encoding(struct coda_ctx *ctx) v4l2_err(&dev->v4l2_dev, "error loading Huffman tables\n"); return ret; } - if (!ctx->params.jpeg_qmat_tab[0]) + if (!ctx->params.jpeg_qmat_tab[0]) { ctx->params.jpeg_qmat_tab[0] = kmalloc(64, GFP_KERNEL); - if (!ctx->params.jpeg_qmat_tab[1]) + if (!ctx->params.jpeg_qmat_tab[0]) + return -ENOMEM; + } + if (!ctx->params.jpeg_qmat_tab[1]) { ctx->params.jpeg_qmat_tab[1] = kmalloc(64, GFP_KERNEL); + if (!ctx->params.jpeg_qmat_tab[1]) + return -ENOMEM; + } coda_set_jpeg_compression_quality(ctx, ctx->params.jpeg_quality); return 0; diff --git a/drivers/media/platform/exynos4-is/fimc-core.c b/drivers/media/platform/exynos4-is/fimc-core.c index 08d1f39a914c57ed19d79644ba348397c7742c7c..60b28e6f739e3deb2acb3cd42406f84093f074f7 100644 --- a/drivers/media/platform/exynos4-is/fimc-core.c +++ b/drivers/media/platform/exynos4-is/fimc-core.c @@ -1174,7 +1174,7 @@ int __init fimc_register_driver(void) return platform_driver_register(&fimc_driver); } -void __exit fimc_unregister_driver(void) +void fimc_unregister_driver(void) { platform_driver_unregister(&fimc_driver); } diff --git a/drivers/media/platform/exynos4-is/media-dev.c b/drivers/media/platform/exynos4-is/media-dev.c index a9a8f0433fb2c7c96ff617bed6be64cd613ba307..bd37011fb671e072c9fb7e5164e32b46db36c67f 100644 --- a/drivers/media/platform/exynos4-is/media-dev.c +++ b/drivers/media/platform/exynos4-is/media-dev.c @@ -401,6 +401,7 @@ static int fimc_md_parse_one_endpoint(struct fimc_md *fmd, int index = fmd->num_sensors; struct fimc_source_info *pd = &fmd->sensor[index].pdata; struct device_node *rem, *np; + struct v4l2_async_subdev *asd; struct v4l2_fwnode_endpoint endpoint = { .bus_type = 0 }; int ret; @@ -418,10 +419,10 @@ static int fimc_md_parse_one_endpoint(struct fimc_md *fmd, pd->mux_id = (endpoint.base.port - 1) & 0x1; rem = of_graph_get_remote_port_parent(ep); - of_node_put(ep); if (rem == NULL) { v4l2_info(&fmd->v4l2_dev, "Remote device at %pOF not found\n", ep); + of_node_put(ep); return 0; } @@ -450,6 +451,7 @@ static int fimc_md_parse_one_endpoint(struct fimc_md *fmd, * checking parent's node name. */ np = of_get_parent(rem); + of_node_put(rem); if (of_node_name_eq(np, "i2c-isp")) pd->fimc_bus_type = FIMC_BUS_TYPE_ISP_WRITEBACK; @@ -458,20 +460,19 @@ static int fimc_md_parse_one_endpoint(struct fimc_md *fmd, of_node_put(np); if (WARN_ON(index >= ARRAY_SIZE(fmd->sensor))) { - of_node_put(rem); + of_node_put(ep); return -EINVAL; } - fmd->sensor[index].asd.match_type = V4L2_ASYNC_MATCH_FWNODE; - fmd->sensor[index].asd.match.fwnode = of_fwnode_handle(rem); + asd = v4l2_async_notifier_add_fwnode_remote_subdev( + &fmd->subdev_notifier, of_fwnode_handle(ep), sizeof(*asd)); - ret = v4l2_async_notifier_add_subdev(&fmd->subdev_notifier, - &fmd->sensor[index].asd); - if (ret) { - of_node_put(rem); - return ret; - } + of_node_put(ep); + + if (IS_ERR(asd)) + return PTR_ERR(asd); + fmd->sensor[index].asd = asd; fmd->num_sensors++; return 0; @@ -1377,8 +1378,7 @@ static int subdev_notifier_bound(struct v4l2_async_notifier *notifier, /* Find platform data for this sensor subdev */ for (i = 0; i < ARRAY_SIZE(fmd->sensor); i++) - if (fmd->sensor[i].asd.match.fwnode == - of_fwnode_handle(subdev->dev->of_node)) + if (fmd->sensor[i].asd == asd) si = &fmd->sensor[i]; if (si == NULL) @@ -1470,7 +1470,7 @@ static int fimc_md_probe(struct platform_device *pdev) pinctrl = devm_pinctrl_get(dev); if (IS_ERR(pinctrl)) { ret = PTR_ERR(pinctrl); - if (ret != EPROBE_DEFER) + if (ret != -EPROBE_DEFER) dev_err(dev, "Failed to get pinctrl: %d\n", ret); goto err_clk; } @@ -1582,7 +1582,11 @@ static int __init fimc_md_init(void) if (ret) return ret; - return platform_driver_register(&fimc_md_driver); + ret = platform_driver_register(&fimc_md_driver); + if (ret) + fimc_unregister_driver(); + + return ret; } static void __exit fimc_md_exit(void) diff --git a/drivers/media/platform/exynos4-is/media-dev.h b/drivers/media/platform/exynos4-is/media-dev.h index 9447fafe23c6e8028aa7467077239a95f0a0c424..a3876d668ea6ef0f52247c7018c1de955f7e8649 100644 --- a/drivers/media/platform/exynos4-is/media-dev.h +++ b/drivers/media/platform/exynos4-is/media-dev.h @@ -83,7 +83,7 @@ struct fimc_camclk_info { */ struct fimc_sensor_info { struct fimc_source_info pdata; - struct v4l2_async_subdev asd; + struct v4l2_async_subdev *asd; struct v4l2_subdev *subdev; struct fimc_dev *host; }; diff --git a/drivers/media/platform/qcom/camss/camss-video.c b/drivers/media/platform/qcom/camss/camss-video.c index 15965e63cb61986ab181f071c23b4f8f84b234e1..9333a7a33d4dac6c74e5106a53e6b3a787280200 100644 --- a/drivers/media/platform/qcom/camss/camss-video.c +++ b/drivers/media/platform/qcom/camss/camss-video.c @@ -444,7 +444,7 @@ static int video_start_streaming(struct vb2_queue *q, unsigned int count) ret = media_pipeline_start(&vdev->entity, &video->pipe); if (ret < 0) - return ret; + goto flush_buffers; ret = video_check_format(video); if (ret < 0) @@ -473,6 +473,7 @@ static int video_start_streaming(struct vb2_queue *q, unsigned int count) error: media_pipeline_stop(&vdev->entity); +flush_buffers: video->ops->flush_buffers(video, VB2_BUF_STATE_QUEUED); return ret; diff --git a/drivers/media/platform/qcom/venus/pm_helpers.c b/drivers/media/platform/qcom/venus/pm_helpers.c index 710f9a2b132b07ca89ca33cc983854be37a9f811..f7de02352f1b0b123cca254c7c4240b0e08df1cf 100644 --- a/drivers/media/platform/qcom/venus/pm_helpers.c +++ b/drivers/media/platform/qcom/venus/pm_helpers.c @@ -764,8 +764,8 @@ static int vcodec_domains_get(struct venus_core *core) for (i = 0; i < res->vcodec_pmdomains_num; i++) { pd = dev_pm_domain_attach_by_name(dev, res->vcodec_pmdomains[i]); - if (IS_ERR(pd)) - return PTR_ERR(pd); + if (IS_ERR_OR_NULL(pd)) + return PTR_ERR(pd) ? : -ENODATA; core->pmdomains[i] = pd; } diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc.c b/drivers/media/platform/s5p-mfc/s5p_mfc.c index f336a954327320f9b16f52c85335cdc810220f8b..6cbec3bbfce66ab88daf4f13e458f4a513247158 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc.c @@ -1584,8 +1584,18 @@ static struct s5p_mfc_variant mfc_drvdata_v7 = { .port_num = MFC_NUM_PORTS_V7, .buf_size = &buf_size_v7, .fw_name[0] = "s5p-mfc-v7.fw", - .clk_names = {"mfc", "sclk_mfc"}, - .num_clocks = 2, + .clk_names = {"mfc"}, + .num_clocks = 1, +}; + +static struct s5p_mfc_variant mfc_drvdata_v7_3250 = { + .version = MFC_VERSION_V7, + .version_bit = MFC_V7_BIT, + .port_num = MFC_NUM_PORTS_V7, + .buf_size = &buf_size_v7, + .fw_name[0] = "s5p-mfc-v7.fw", + .clk_names = {"mfc", "sclk_mfc"}, + .num_clocks = 2, }; static struct s5p_mfc_buf_size_v6 mfc_buf_size_v8 = { @@ -1655,6 +1665,9 @@ static const struct of_device_id exynos_mfc_match[] = { }, { .compatible = "samsung,mfc-v7", .data = &mfc_drvdata_v7, + }, { + .compatible = "samsung,exynos3250-mfc", + .data = &mfc_drvdata_v7_3250, }, { .compatible = "samsung,mfc-v8", .data = &mfc_drvdata_v8, diff --git a/drivers/media/rc/imon.c b/drivers/media/rc/imon.c index bc9ac6002e2599d558f6d7ca1dbec8b663b513b0..98a38755c694ec4ce2dbccb6a1ee513d792f30d6 100644 --- a/drivers/media/rc/imon.c +++ b/drivers/media/rc/imon.c @@ -646,15 +646,14 @@ static int send_packet(struct imon_context *ictx) pr_err_ratelimited("error submitting urb(%d)\n", retval); } else { /* Wait for transmission to complete (or abort) */ - mutex_unlock(&ictx->lock); retval = wait_for_completion_interruptible( &ictx->tx.finished); if (retval) { usb_kill_urb(ictx->tx_urb); pr_err_ratelimited("task interrupted\n"); } - mutex_lock(&ictx->lock); + ictx->tx.busy = false; retval = ictx->tx.status; if (retval) pr_err_ratelimited("packet tx failed (%d)\n", retval); @@ -958,7 +957,8 @@ static ssize_t vfd_write(struct file *file, const char __user *buf, if (ictx->disconnected) return -ENODEV; - mutex_lock(&ictx->lock); + if (mutex_lock_interruptible(&ictx->lock)) + return -ERESTARTSYS; if (!ictx->dev_present_intf0) { pr_err_ratelimited("no iMON device present\n"); diff --git a/drivers/media/test-drivers/vidtv/vidtv_bridge.c b/drivers/media/test-drivers/vidtv/vidtv_bridge.c index fc64d0c8492a950288d0d2c42548ea61c0989873..3c281265a9eccb2d26801f8be8534bad9759b9bb 100644 --- a/drivers/media/test-drivers/vidtv/vidtv_bridge.c +++ b/drivers/media/test-drivers/vidtv/vidtv_bridge.c @@ -456,26 +456,20 @@ static int vidtv_bridge_dvb_init(struct vidtv_dvb *dvb) for (j = j - 1; j >= 0; --j) dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->dmx_fe[j]); -fail_dmx_dev: dvb_dmxdev_release(&dvb->dmx_dev); -fail_dmx: +fail_dmx_dev: dvb_dmx_release(&dvb->demux); +fail_dmx: +fail_demod_probe: + for (i = i - 1; i >= 0; --i) { + dvb_unregister_frontend(dvb->fe[i]); fail_fe: - for (j = i; j >= 0; --j) - dvb_unregister_frontend(dvb->fe[j]); + dvb_module_release(dvb->i2c_client_tuner[i]); fail_tuner_probe: - for (j = i; j >= 0; --j) - if (dvb->i2c_client_tuner[j]) - dvb_module_release(dvb->i2c_client_tuner[j]); - -fail_demod_probe: - for (j = i; j >= 0; --j) - if (dvb->i2c_client_demod[j]) - dvb_module_release(dvb->i2c_client_demod[j]); - + dvb_module_release(dvb->i2c_client_demod[i]); + } fail_adapter: dvb_unregister_adapter(&dvb->adapter); - fail_i2c: i2c_del_adapter(&dvb->i2c_adapter); diff --git a/drivers/media/test-drivers/vimc/vimc-core.c b/drivers/media/test-drivers/vimc/vimc-core.c index 4b0ae6f51d765b3ed21e4465f8146619268cc2d5..857529ce3638ac20bf764f3ed76b1b5655984b07 100644 --- a/drivers/media/test-drivers/vimc/vimc-core.c +++ b/drivers/media/test-drivers/vimc/vimc-core.c @@ -357,7 +357,7 @@ static int __init vimc_init(void) if (ret) { dev_err(&vimc_pdev.dev, "platform driver registration failed (err=%d)\n", ret); - platform_driver_unregister(&vimc_pdrv); + platform_device_unregister(&vimc_pdev); return ret; } diff --git a/drivers/media/v4l2-core/videobuf-dma-contig.c b/drivers/media/v4l2-core/videobuf-dma-contig.c index 52312ce2ba0562b24fe4a90307a3d9110c34f6e8..f2c4393595574e27ac96f6370ee40bc51f0a3607 100644 --- a/drivers/media/v4l2-core/videobuf-dma-contig.c +++ b/drivers/media/v4l2-core/videobuf-dma-contig.c @@ -36,12 +36,11 @@ struct videobuf_dma_contig_memory { static int __videobuf_dc_alloc(struct device *dev, struct videobuf_dma_contig_memory *mem, - unsigned long size, gfp_t flags) + unsigned long size) { mem->size = size; - mem->vaddr = dma_alloc_coherent(dev, mem->size, - &mem->dma_handle, flags); - + mem->vaddr = dma_alloc_coherent(dev, mem->size, &mem->dma_handle, + GFP_KERNEL); if (!mem->vaddr) { dev_err(dev, "memory alloc size %ld failed\n", mem->size); return -ENOMEM; @@ -258,8 +257,7 @@ static int __videobuf_iolock(struct videobuf_queue *q, return videobuf_dma_contig_user_get(mem, vb); /* allocate memory for the read() method */ - if (__videobuf_dc_alloc(q->dev, mem, PAGE_ALIGN(vb->size), - GFP_KERNEL)) + if (__videobuf_dc_alloc(q->dev, mem, PAGE_ALIGN(vb->size))) return -ENOMEM; break; case V4L2_MEMORY_OVERLAY: @@ -295,22 +293,18 @@ static int __videobuf_mmap_mapper(struct videobuf_queue *q, BUG_ON(!mem); MAGIC_CHECK(mem->magic, MAGIC_DC_MEM); - if (__videobuf_dc_alloc(q->dev, mem, PAGE_ALIGN(buf->bsize), - GFP_KERNEL | __GFP_COMP)) + if (__videobuf_dc_alloc(q->dev, mem, PAGE_ALIGN(buf->bsize))) goto error; - /* Try to remap memory */ - vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); - /* the "vm_pgoff" is just used in v4l2 to find the * corresponding buffer data structure which is allocated * earlier and it does not mean the offset from the physical * buffer start address as usual. So set it to 0 to pass - * the sanity check in vm_iomap_memory(). + * the sanity check in dma_mmap_coherent(). */ vma->vm_pgoff = 0; - - retval = vm_iomap_memory(vma, mem->dma_handle, mem->size); + retval = dma_mmap_coherent(q->dev, vma, mem->vaddr, mem->dma_handle, + mem->size); if (retval) { dev_err(q->dev, "mmap: remap failed with error %d. ", retval); diff --git a/drivers/mtd/lpddr/lpddr2_nvm.c b/drivers/mtd/lpddr/lpddr2_nvm.c index 72f5c7b300790f8d8d29d158f49f7cbb59a96e7f..add4386f99f0088479da4eafb0b5387783f4706a 100644 --- a/drivers/mtd/lpddr/lpddr2_nvm.c +++ b/drivers/mtd/lpddr/lpddr2_nvm.c @@ -433,6 +433,8 @@ static int lpddr2_nvm_probe(struct platform_device *pdev) /* lpddr2_nvm address range */ add_range = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!add_range) + return -ENODEV; /* Populate map_info data structure */ *map = (struct map_info) { diff --git a/drivers/mtd/maps/pxa2xx-flash.c b/drivers/mtd/maps/pxa2xx-flash.c index 7d96758a8f04e0cf2a8b0da4eec31e8cab363e23..6e5e557559704d2393ae6ddf895d682c09083183 100644 --- a/drivers/mtd/maps/pxa2xx-flash.c +++ b/drivers/mtd/maps/pxa2xx-flash.c @@ -66,6 +66,7 @@ static int pxa2xx_flash_probe(struct platform_device *pdev) if (!info->map.virt) { printk(KERN_WARNING "Failed to ioremap %s\n", info->map.name); + kfree(info); return -ENOMEM; } info->map.cached = ioremap_cache(info->map.phys, info->map.size); @@ -87,6 +88,7 @@ static int pxa2xx_flash_probe(struct platform_device *pdev) iounmap((void *)info->map.virt); if (info->map.cached) iounmap(info->map.cached); + kfree(info); return -EIO; } info->mtd->dev.parent = &pdev->dev; diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c index f71808d5abc3baa4a0cd6314efb4c7633857a61e..a3dfe1e937064919eac9358f4aeb52a263266cf0 100644 --- a/drivers/mtd/mtdcore.c +++ b/drivers/mtd/mtdcore.c @@ -702,8 +702,10 @@ int add_mtd_device(struct mtd_info *mtd) dev_set_drvdata(&mtd->dev, mtd); of_node_get(mtd_get_of_node(mtd)); error = device_register(&mtd->dev); - if (error) + if (error) { + put_device(&mtd->dev); goto fail_added; + } /* Add the nvmem provider */ error = mtd_nvmem_add(mtd); diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index f38a6ce5749bb49f7e3a01d8d3628ca625ad82bc..c40b92f8d16bfdaecc2d381c3a250852564227e0 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -2393,12 +2393,21 @@ static int bond_slave_info_query(struct net_device *bond_dev, struct ifslave *in /* called with rcu_read_lock() */ static int bond_miimon_inspect(struct bonding *bond) { + bool ignore_updelay = false; int link_state, commit = 0; struct list_head *iter; struct slave *slave; - bool ignore_updelay; - ignore_updelay = !rcu_dereference(bond->curr_active_slave); + if (BOND_MODE(bond) == BOND_MODE_ACTIVEBACKUP) { + ignore_updelay = !rcu_dereference(bond->curr_active_slave); + } else { + struct bond_up_slave *usable_slaves; + + usable_slaves = rcu_dereference(bond->usable_slaves); + + if (usable_slaves && usable_slaves->count == 0) + ignore_updelay = true; + } bond_for_each_slave_rcu(bond, slave, iter) { bond_propose_link_state(slave, BOND_LINK_NOCHANGE); diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb.h b/drivers/net/can/usb/kvaser_usb/kvaser_usb.h index 62958f04a2f20ea613b2d0754937b7b3718be6de..5699531f87873a6737ce59ea9de5b5eb2ad17511 100644 --- a/drivers/net/can/usb/kvaser_usb/kvaser_usb.h +++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb.h @@ -76,6 +76,14 @@ struct kvaser_usb_tx_urb_context { int dlc; }; +struct kvaser_usb_busparams { + __le32 bitrate; + u8 tseg1; + u8 tseg2; + u8 sjw; + u8 nsamples; +} __packed; + struct kvaser_usb { struct usb_device *udev; struct usb_interface *intf; @@ -104,13 +112,19 @@ struct kvaser_usb_net_priv { struct can_priv can; struct can_berr_counter bec; + /* subdriver-specific data */ + void *sub_priv; + struct kvaser_usb *dev; struct net_device *netdev; int channel; - struct completion start_comp, stop_comp, flush_comp; + struct completion start_comp, stop_comp, flush_comp, + get_busparams_comp; struct usb_anchor tx_submitted; + struct kvaser_usb_busparams busparams_nominal, busparams_data; + spinlock_t tx_contexts_lock; /* lock for active_tx_contexts */ int active_tx_contexts; struct kvaser_usb_tx_urb_context tx_contexts[]; @@ -120,11 +134,15 @@ struct kvaser_usb_net_priv { * struct kvaser_usb_dev_ops - Device specific functions * @dev_set_mode: used for can.do_set_mode * @dev_set_bittiming: used for can.do_set_bittiming + * @dev_get_busparams: readback arbitration busparams * @dev_set_data_bittiming: used for can.do_set_data_bittiming + * @dev_get_data_busparams: readback data busparams * @dev_get_berr_counter: used for can.do_get_berr_counter * * @dev_setup_endpoints: setup USB in and out endpoints * @dev_init_card: initialize card + * @dev_init_channel: initialize channel + * @dev_remove_channel: uninitialize channel * @dev_get_software_info: get software info * @dev_get_software_details: get software details * @dev_get_card_info: get card info @@ -140,12 +158,18 @@ struct kvaser_usb_net_priv { */ struct kvaser_usb_dev_ops { int (*dev_set_mode)(struct net_device *netdev, enum can_mode mode); - int (*dev_set_bittiming)(struct net_device *netdev); - int (*dev_set_data_bittiming)(struct net_device *netdev); + int (*dev_set_bittiming)(const struct net_device *netdev, + const struct kvaser_usb_busparams *busparams); + int (*dev_get_busparams)(struct kvaser_usb_net_priv *priv); + int (*dev_set_data_bittiming)(const struct net_device *netdev, + const struct kvaser_usb_busparams *busparams); + int (*dev_get_data_busparams)(struct kvaser_usb_net_priv *priv); int (*dev_get_berr_counter)(const struct net_device *netdev, struct can_berr_counter *bec); int (*dev_setup_endpoints)(struct kvaser_usb *dev); int (*dev_init_card)(struct kvaser_usb *dev); + int (*dev_init_channel)(struct kvaser_usb_net_priv *priv); + void (*dev_remove_channel)(struct kvaser_usb_net_priv *priv); int (*dev_get_software_info)(struct kvaser_usb *dev); int (*dev_get_software_details)(struct kvaser_usb *dev); int (*dev_get_card_info)(struct kvaser_usb *dev); diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c index 7491f85e85b304bcd8904b974fbd8ce899f714bb..1f015b496a472ec25190f915fe60afe2f5f8e66c 100644 --- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c +++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c @@ -416,10 +416,6 @@ static int kvaser_usb_open(struct net_device *netdev) if (err) return err; - err = kvaser_usb_setup_rx_urbs(dev); - if (err) - goto error; - err = ops->dev_set_opt_mode(priv); if (err) goto error; @@ -510,6 +506,93 @@ static int kvaser_usb_close(struct net_device *netdev) return 0; } +static int kvaser_usb_set_bittiming(struct net_device *netdev) +{ + struct kvaser_usb_net_priv *priv = netdev_priv(netdev); + struct kvaser_usb *dev = priv->dev; + const struct kvaser_usb_dev_ops *ops = dev->driver_info->ops; + struct can_bittiming *bt = &priv->can.bittiming; + + struct kvaser_usb_busparams busparams; + int tseg1 = bt->prop_seg + bt->phase_seg1; + int tseg2 = bt->phase_seg2; + int sjw = bt->sjw; + int err = -EOPNOTSUPP; + + busparams.bitrate = cpu_to_le32(bt->bitrate); + busparams.sjw = (u8)sjw; + busparams.tseg1 = (u8)tseg1; + busparams.tseg2 = (u8)tseg2; + if (priv->can.ctrlmode & CAN_CTRLMODE_3_SAMPLES) + busparams.nsamples = 3; + else + busparams.nsamples = 1; + + err = ops->dev_set_bittiming(netdev, &busparams); + if (err) + return err; + + err = kvaser_usb_setup_rx_urbs(priv->dev); + if (err) + return err; + + err = ops->dev_get_busparams(priv); + if (err) { + /* Treat EOPNOTSUPP as success */ + if (err == -EOPNOTSUPP) + err = 0; + return err; + } + + if (memcmp(&busparams, &priv->busparams_nominal, + sizeof(priv->busparams_nominal)) != 0) + err = -EINVAL; + + return err; +} + +static int kvaser_usb_set_data_bittiming(struct net_device *netdev) +{ + struct kvaser_usb_net_priv *priv = netdev_priv(netdev); + struct kvaser_usb *dev = priv->dev; + const struct kvaser_usb_dev_ops *ops = dev->driver_info->ops; + struct can_bittiming *dbt = &priv->can.data_bittiming; + + struct kvaser_usb_busparams busparams; + int tseg1 = dbt->prop_seg + dbt->phase_seg1; + int tseg2 = dbt->phase_seg2; + int sjw = dbt->sjw; + int err; + + if (!ops->dev_set_data_bittiming || + !ops->dev_get_data_busparams) + return -EOPNOTSUPP; + + busparams.bitrate = cpu_to_le32(dbt->bitrate); + busparams.sjw = (u8)sjw; + busparams.tseg1 = (u8)tseg1; + busparams.tseg2 = (u8)tseg2; + busparams.nsamples = 1; + + err = ops->dev_set_data_bittiming(netdev, &busparams); + if (err) + return err; + + err = kvaser_usb_setup_rx_urbs(priv->dev); + if (err) + return err; + + err = ops->dev_get_data_busparams(priv); + if (err) + return err; + + if (memcmp(&busparams, &priv->busparams_data, + sizeof(priv->busparams_data)) != 0) + err = -EINVAL; + + return err; +} + static void kvaser_usb_write_bulk_callback(struct urb *urb) { struct kvaser_usb_tx_urb_context *context = urb->context; @@ -645,6 +728,7 @@ static const struct net_device_ops kvaser_usb_netdev_ops = { static void kvaser_usb_remove_interfaces(struct kvaser_usb *dev) { + const struct kvaser_usb_dev_ops *ops = dev->driver_info->ops; int i; for (i = 0; i < dev->nchannels; i++) { @@ -660,6 +744,9 @@ static void kvaser_usb_remove_interfaces(struct kvaser_usb *dev) if (!dev->nets[i]) continue; + if (ops->dev_remove_channel) + ops->dev_remove_channel(dev->nets[i]); + free_candev(dev->nets[i]->netdev); } } @@ -691,6 +778,7 @@ static int kvaser_usb_init_one(struct kvaser_usb *dev, int channel) init_completion(&priv->start_comp); init_completion(&priv->stop_comp); init_completion(&priv->flush_comp); + init_completion(&priv->get_busparams_comp); priv->can.ctrlmode_supported = 0; priv->dev = dev; @@ -703,7 +791,7 @@ static int kvaser_usb_init_one(struct kvaser_usb *dev, int channel) priv->can.state = CAN_STATE_STOPPED; priv->can.clock.freq = dev->cfg->clock.freq; priv->can.bittiming_const = dev->cfg->bittiming_const; - priv->can.do_set_bittiming = ops->dev_set_bittiming; + priv->can.do_set_bittiming = kvaser_usb_set_bittiming; priv->can.do_set_mode = ops->dev_set_mode; if ((driver_info->quirks & KVASER_USB_QUIRK_HAS_TXRX_ERRORS) || (priv->dev->card_data.capabilities & KVASER_USB_CAP_BERR_CAP)) @@ -715,7 +803,7 @@ static int kvaser_usb_init_one(struct kvaser_usb *dev, int channel) if (priv->can.ctrlmode_supported & CAN_CTRLMODE_FD) { priv->can.data_bittiming_const = dev->cfg->data_bittiming_const; - priv->can.do_set_data_bittiming = ops->dev_set_data_bittiming; + priv->can.do_set_data_bittiming = kvaser_usb_set_data_bittiming; } netdev->flags |= IFF_ECHO; @@ -727,17 +815,26 @@ static int kvaser_usb_init_one(struct kvaser_usb *dev, int channel) dev->nets[channel] = priv; + if (ops->dev_init_channel) { + err = ops->dev_init_channel(priv); + if (err) + goto err; + } + err = register_candev(netdev); if (err) { dev_err(&dev->intf->dev, "Failed to register CAN device\n"); - free_candev(netdev); - dev->nets[channel] = NULL; - return err; + goto err; } netdev_dbg(netdev, "device registered\n"); return 0; + +err: + free_candev(netdev); + dev->nets[channel] = NULL; + return err; } static int kvaser_usb_probe(struct usb_interface *intf, diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c index 5d642458bac547f1c9823b9eacda5e4dceb7d9d4..d3f17f05ebef9b324250954cb4903ceb8f53c181 100644 --- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c +++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c @@ -43,6 +43,8 @@ static const struct kvaser_usb_dev_cfg kvaser_usb_hydra_dev_cfg_flexc; /* Minihydra command IDs */ #define CMD_SET_BUSPARAMS_REQ 16 +#define CMD_GET_BUSPARAMS_REQ 17 +#define CMD_GET_BUSPARAMS_RESP 18 #define CMD_GET_CHIP_STATE_REQ 19 #define CMD_CHIP_STATE_EVENT 20 #define CMD_SET_DRIVERMODE_REQ 21 @@ -193,21 +195,26 @@ struct kvaser_cmd_chip_state_event { #define KVASER_USB_HYDRA_BUS_MODE_CANFD_ISO 0x01 #define KVASER_USB_HYDRA_BUS_MODE_NONISO 0x02 struct kvaser_cmd_set_busparams { - __le32 bitrate; - u8 tseg1; - u8 tseg2; - u8 sjw; - u8 nsamples; + struct kvaser_usb_busparams busparams_nominal; u8 reserved0[4]; - __le32 bitrate_d; - u8 tseg1_d; - u8 tseg2_d; - u8 sjw_d; - u8 nsamples_d; + struct kvaser_usb_busparams busparams_data; u8 canfd_mode; u8 reserved1[7]; } __packed; +/* Busparam type */ +#define KVASER_USB_HYDRA_BUSPARAM_TYPE_CAN 0x00 +#define KVASER_USB_HYDRA_BUSPARAM_TYPE_CANFD 0x01 +struct kvaser_cmd_get_busparams_req { + u8 type; + u8 reserved[27]; +} __packed; + +struct kvaser_cmd_get_busparams_res { + struct kvaser_usb_busparams busparams; + u8 reserved[20]; +} __packed; + /* Ctrl modes */ #define KVASER_USB_HYDRA_CTRLMODE_NORMAL 0x01 #define KVASER_USB_HYDRA_CTRLMODE_LISTEN 0x02 @@ -278,6 +285,8 @@ struct kvaser_cmd { struct kvaser_cmd_error_event error_event; struct kvaser_cmd_set_busparams set_busparams_req; + struct kvaser_cmd_get_busparams_req get_busparams_req; + struct kvaser_cmd_get_busparams_res get_busparams_res; struct kvaser_cmd_chip_state_event chip_state_event; @@ -293,6 +302,7 @@ struct kvaser_cmd { #define KVASER_USB_HYDRA_CF_FLAG_OVERRUN BIT(1) #define KVASER_USB_HYDRA_CF_FLAG_REMOTE_FRAME BIT(4) #define KVASER_USB_HYDRA_CF_FLAG_EXTENDED_ID BIT(5) +#define KVASER_USB_HYDRA_CF_FLAG_TX_ACK BIT(6) /* CAN frame flags. Used in ext_rx_can and ext_tx_can */ #define KVASER_USB_HYDRA_CF_FLAG_OSM_NACK BIT(12) #define KVASER_USB_HYDRA_CF_FLAG_ABL BIT(13) @@ -359,6 +369,10 @@ struct kvaser_cmd_ext { } __packed; } __packed; +struct kvaser_usb_net_hydra_priv { + int pending_get_busparams_type; +}; + static const struct can_bittiming_const kvaser_usb_hydra_kcan_bittiming_c = { .name = "kvaser_usb_kcan", .tseg1_min = 1, @@ -812,6 +826,39 @@ static void kvaser_usb_hydra_flush_queue_reply(const struct kvaser_usb *dev, complete(&priv->flush_comp); } +static void kvaser_usb_hydra_get_busparams_reply(const struct kvaser_usb *dev, + const struct kvaser_cmd *cmd) +{ + struct kvaser_usb_net_priv *priv; + struct kvaser_usb_net_hydra_priv *hydra; + + priv = kvaser_usb_hydra_net_priv_from_cmd(dev, cmd); + if (!priv) + return; + + hydra = priv->sub_priv; + if (!hydra) + return; + + switch (hydra->pending_get_busparams_type) { + case KVASER_USB_HYDRA_BUSPARAM_TYPE_CAN: + memcpy(&priv->busparams_nominal, &cmd->get_busparams_res.busparams, + sizeof(priv->busparams_nominal)); + break; + case KVASER_USB_HYDRA_BUSPARAM_TYPE_CANFD: + memcpy(&priv->busparams_data, &cmd->get_busparams_res.busparams, + sizeof(priv->busparams_nominal)); + break; + default: + dev_warn(&dev->intf->dev, "Unknown get_busparams_type %d\n", + hydra->pending_get_busparams_type); + break; + } + hydra->pending_get_busparams_type = -1; + + complete(&priv->get_busparams_comp); +} + static void kvaser_usb_hydra_bus_status_to_can_state(const struct kvaser_usb_net_priv *priv, u8 bus_status, @@ -1099,6 +1146,7 @@ static void kvaser_usb_hydra_tx_acknowledge(const struct kvaser_usb *dev, struct kvaser_usb_net_priv *priv; unsigned long irq_flags; bool one_shot_fail = false; + bool is_err_frame = false; u16 transid = kvaser_usb_hydra_get_cmd_transid(cmd); priv = kvaser_usb_hydra_net_priv_from_cmd(dev, cmd); @@ -1117,10 +1165,13 @@ static void kvaser_usb_hydra_tx_acknowledge(const struct kvaser_usb *dev, kvaser_usb_hydra_one_shot_fail(priv, cmd_ext); one_shot_fail = true; } + + is_err_frame = flags & KVASER_USB_HYDRA_CF_FLAG_TX_ACK && + flags & KVASER_USB_HYDRA_CF_FLAG_ERROR_FRAME; } context = &priv->tx_contexts[transid % dev->max_tx_urbs]; - if (!one_shot_fail) { + if (!one_shot_fail && !is_err_frame) { struct net_device_stats *stats = &priv->netdev->stats; stats->tx_packets++; @@ -1294,6 +1345,10 @@ static void kvaser_usb_hydra_handle_cmd_std(const struct kvaser_usb *dev, kvaser_usb_hydra_state_event(dev, cmd); break; + case CMD_GET_BUSPARAMS_RESP: + kvaser_usb_hydra_get_busparams_reply(dev, cmd); + break; + case CMD_ERROR_EVENT: kvaser_usb_hydra_error_event(dev, cmd); break; @@ -1494,15 +1549,58 @@ static int kvaser_usb_hydra_set_mode(struct net_device *netdev, return err; } -static int kvaser_usb_hydra_set_bittiming(struct net_device *netdev) +static int kvaser_usb_hydra_get_busparams(struct kvaser_usb_net_priv *priv, + int busparams_type) +{ + struct kvaser_usb *dev = priv->dev; + struct kvaser_usb_net_hydra_priv *hydra = priv->sub_priv; + struct kvaser_cmd *cmd; + int err; + + if (!hydra) + return -EINVAL; + + cmd = kcalloc(1, sizeof(struct kvaser_cmd), GFP_KERNEL); + if (!cmd) + return -ENOMEM; + + cmd->header.cmd_no = CMD_GET_BUSPARAMS_REQ; + kvaser_usb_hydra_set_cmd_dest_he + (cmd, dev->card_data.hydra.channel_to_he[priv->channel]); + kvaser_usb_hydra_set_cmd_transid + (cmd, kvaser_usb_hydra_get_next_transid(dev)); + cmd->get_busparams_req.type = busparams_type; + hydra->pending_get_busparams_type = busparams_type; + + reinit_completion(&priv->get_busparams_comp); + + err = kvaser_usb_send_cmd(dev, cmd, kvaser_usb_hydra_cmd_size(cmd)); + if (err) + return err; + + if (!wait_for_completion_timeout(&priv->get_busparams_comp, + msecs_to_jiffies(KVASER_USB_TIMEOUT))) + return -ETIMEDOUT; + + return err; +} + +static int kvaser_usb_hydra_get_nominal_busparams(struct kvaser_usb_net_priv *priv) +{ + return kvaser_usb_hydra_get_busparams(priv, KVASER_USB_HYDRA_BUSPARAM_TYPE_CAN); +} + +static int kvaser_usb_hydra_get_data_busparams(struct kvaser_usb_net_priv *priv) +{ + return kvaser_usb_hydra_get_busparams(priv, KVASER_USB_HYDRA_BUSPARAM_TYPE_CANFD); +} + +static int kvaser_usb_hydra_set_bittiming(const struct net_device *netdev, + const struct kvaser_usb_busparams *busparams) { struct kvaser_cmd *cmd; struct kvaser_usb_net_priv *priv = netdev_priv(netdev); - struct can_bittiming *bt = &priv->can.bittiming; struct kvaser_usb *dev = priv->dev; - int tseg1 = bt->prop_seg + bt->phase_seg1; - int tseg2 = bt->phase_seg2; - int sjw = bt->sjw; int err; cmd = kcalloc(1, sizeof(struct kvaser_cmd), GFP_KERNEL); @@ -1510,11 +1608,8 @@ static int kvaser_usb_hydra_set_bittiming(struct net_device *netdev) return -ENOMEM; cmd->header.cmd_no = CMD_SET_BUSPARAMS_REQ; - cmd->set_busparams_req.bitrate = cpu_to_le32(bt->bitrate); - cmd->set_busparams_req.sjw = (u8)sjw; - cmd->set_busparams_req.tseg1 = (u8)tseg1; - cmd->set_busparams_req.tseg2 = (u8)tseg2; - cmd->set_busparams_req.nsamples = 1; + memcpy(&cmd->set_busparams_req.busparams_nominal, busparams, + sizeof(cmd->set_busparams_req.busparams_nominal)); kvaser_usb_hydra_set_cmd_dest_he (cmd, dev->card_data.hydra.channel_to_he[priv->channel]); @@ -1528,15 +1623,12 @@ static int kvaser_usb_hydra_set_bittiming(struct net_device *netdev) return err; } -static int kvaser_usb_hydra_set_data_bittiming(struct net_device *netdev) +static int kvaser_usb_hydra_set_data_bittiming(const struct net_device *netdev, + const struct kvaser_usb_busparams *busparams) { struct kvaser_cmd *cmd; struct kvaser_usb_net_priv *priv = netdev_priv(netdev); - struct can_bittiming *dbt = &priv->can.data_bittiming; struct kvaser_usb *dev = priv->dev; - int tseg1 = dbt->prop_seg + dbt->phase_seg1; - int tseg2 = dbt->phase_seg2; - int sjw = dbt->sjw; int err; cmd = kcalloc(1, sizeof(struct kvaser_cmd), GFP_KERNEL); @@ -1544,11 +1636,8 @@ static int kvaser_usb_hydra_set_data_bittiming(struct net_device *netdev) return -ENOMEM; cmd->header.cmd_no = CMD_SET_BUSPARAMS_FD_REQ; - cmd->set_busparams_req.bitrate_d = cpu_to_le32(dbt->bitrate); - cmd->set_busparams_req.sjw_d = (u8)sjw; - cmd->set_busparams_req.tseg1_d = (u8)tseg1; - cmd->set_busparams_req.tseg2_d = (u8)tseg2; - cmd->set_busparams_req.nsamples_d = 1; + memcpy(&cmd->set_busparams_req.busparams_data, busparams, + sizeof(cmd->set_busparams_req.busparams_data)); if (priv->can.ctrlmode & CAN_CTRLMODE_FD) { if (priv->can.ctrlmode & CAN_CTRLMODE_FD_NON_ISO) @@ -1655,6 +1744,19 @@ static int kvaser_usb_hydra_init_card(struct kvaser_usb *dev) return 0; } +static int kvaser_usb_hydra_init_channel(struct kvaser_usb_net_priv *priv) +{ + struct kvaser_usb_net_hydra_priv *hydra; + + hydra = devm_kzalloc(&priv->dev->intf->dev, sizeof(*hydra), GFP_KERNEL); + if (!hydra) + return -ENOMEM; + + priv->sub_priv = hydra; + + return 0; +} + static int kvaser_usb_hydra_get_software_info(struct kvaser_usb *dev) { struct kvaser_cmd cmd; @@ -1997,10 +2099,13 @@ kvaser_usb_hydra_frame_to_cmd(const struct kvaser_usb_net_priv *priv, const struct kvaser_usb_dev_ops kvaser_usb_hydra_dev_ops = { .dev_set_mode = kvaser_usb_hydra_set_mode, .dev_set_bittiming = kvaser_usb_hydra_set_bittiming, + .dev_get_busparams = kvaser_usb_hydra_get_nominal_busparams, .dev_set_data_bittiming = kvaser_usb_hydra_set_data_bittiming, + .dev_get_data_busparams = kvaser_usb_hydra_get_data_busparams, .dev_get_berr_counter = kvaser_usb_hydra_get_berr_counter, .dev_setup_endpoints = kvaser_usb_hydra_setup_endpoints, .dev_init_card = kvaser_usb_hydra_init_card, + .dev_init_channel = kvaser_usb_hydra_init_channel, .dev_get_software_info = kvaser_usb_hydra_get_software_info, .dev_get_software_details = kvaser_usb_hydra_get_software_details, .dev_get_card_info = kvaser_usb_hydra_get_card_info, diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c index 78d52a5e8fd5d80c4c64ac720dc94a6989634218..f0ce24e3d145a2929a0ced3b6576d302df3501d4 100644 --- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c +++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c @@ -20,6 +20,7 @@ #include #include #include +#include #include #include @@ -55,6 +56,9 @@ #define CMD_RX_EXT_MESSAGE 14 #define CMD_TX_EXT_MESSAGE 15 #define CMD_SET_BUS_PARAMS 16 +#define CMD_GET_BUS_PARAMS 17 +#define CMD_GET_BUS_PARAMS_REPLY 18 +#define CMD_GET_CHIP_STATE 19 #define CMD_CHIP_STATE_EVENT 20 #define CMD_SET_CTRL_MODE 21 #define CMD_RESET_CHIP 24 @@ -69,10 +73,13 @@ #define CMD_GET_CARD_INFO_REPLY 35 #define CMD_GET_SOFTWARE_INFO 38 #define CMD_GET_SOFTWARE_INFO_REPLY 39 +#define CMD_ERROR_EVENT 45 #define CMD_FLUSH_QUEUE 48 #define CMD_TX_ACKNOWLEDGE 50 #define CMD_CAN_ERROR_EVENT 51 #define CMD_FLUSH_QUEUE_REPLY 68 +#define CMD_GET_CAPABILITIES_REQ 95 +#define CMD_GET_CAPABILITIES_RESP 96 #define CMD_LEAF_LOG_MESSAGE 106 @@ -82,6 +89,8 @@ #define KVASER_USB_LEAF_SWOPTION_FREQ_32_MHZ_CLK BIT(5) #define KVASER_USB_LEAF_SWOPTION_FREQ_24_MHZ_CLK BIT(6) +#define KVASER_USB_LEAF_SWOPTION_EXT_CAP BIT(12) + /* error factors */ #define M16C_EF_ACKE BIT(0) #define M16C_EF_CRCE BIT(1) @@ -156,11 +165,7 @@ struct usbcan_cmd_softinfo { struct kvaser_cmd_busparams { u8 tid; u8 channel; - __le32 bitrate; - u8 tseg1; - u8 tseg2; - u8 sjw; - u8 no_samp; + struct kvaser_usb_busparams busparams; } __packed; struct kvaser_cmd_tx_can { @@ -229,7 +234,7 @@ struct kvaser_cmd_tx_acknowledge_header { u8 tid; } __packed; -struct leaf_cmd_error_event { +struct leaf_cmd_can_error_event { u8 tid; u8 flags; __le16 time[3]; @@ -241,7 +246,7 @@ struct leaf_cmd_error_event { u8 error_factor; } __packed; -struct usbcan_cmd_error_event { +struct usbcan_cmd_can_error_event { u8 tid; u8 padding; u8 tx_errors_count_ch0; @@ -253,6 +258,28 @@ struct usbcan_cmd_error_event { __le16 time; } __packed; +/* CMD_ERROR_EVENT error codes */ +#define KVASER_USB_LEAF_ERROR_EVENT_TX_QUEUE_FULL 0x8 +#define KVASER_USB_LEAF_ERROR_EVENT_PARAM 0x9 + +struct leaf_cmd_error_event { + u8 tid; + u8 error_code; + __le16 timestamp[3]; + __le16 padding; + __le16 info1; + __le16 info2; +} __packed; + +struct usbcan_cmd_error_event { + u8 tid; + u8 error_code; + __le16 info1; + __le16 info2; + __le16 timestamp; + __le16 padding; +} __packed; + struct kvaser_cmd_ctrl_mode { u8 tid; u8 channel; @@ -277,6 +304,28 @@ struct leaf_cmd_log_message { u8 data[8]; } __packed; +/* Sub commands for cap_req and cap_res */ +#define KVASER_USB_LEAF_CAP_CMD_LISTEN_MODE 0x02 +#define KVASER_USB_LEAF_CAP_CMD_ERR_REPORT 0x05 +struct kvaser_cmd_cap_req { + __le16 padding0; + __le16 cap_cmd; + __le16 padding1; + __le16 channel; +} __packed; + +/* Status codes for cap_res */ +#define KVASER_USB_LEAF_CAP_STAT_OK 0x00 +#define KVASER_USB_LEAF_CAP_STAT_NOT_IMPL 0x01 +#define KVASER_USB_LEAF_CAP_STAT_UNAVAIL 0x02 +struct kvaser_cmd_cap_res { + __le16 padding; + __le16 cap_cmd; + __le16 status; + __le32 mask; + __le32 value; +} __packed; + struct kvaser_cmd { u8 len; u8 id; @@ -292,14 +341,18 @@ struct kvaser_cmd { struct leaf_cmd_softinfo softinfo; struct leaf_cmd_rx_can rx_can; struct leaf_cmd_chip_state_event chip_state_event; - struct leaf_cmd_error_event error_event; + struct leaf_cmd_can_error_event can_error_event; struct leaf_cmd_log_message log_message; + struct leaf_cmd_error_event error_event; + struct kvaser_cmd_cap_req cap_req; + struct kvaser_cmd_cap_res cap_res; } __packed leaf; union { struct usbcan_cmd_softinfo softinfo; struct usbcan_cmd_rx_can rx_can; struct usbcan_cmd_chip_state_event chip_state_event; + struct usbcan_cmd_can_error_event can_error_event; struct usbcan_cmd_error_event error_event; } __packed usbcan; @@ -322,7 +375,10 @@ static const u8 kvaser_usb_leaf_cmd_sizes_leaf[] = { [CMD_RX_EXT_MESSAGE] = kvaser_fsize(u.leaf.rx_can), [CMD_LEAF_LOG_MESSAGE] = kvaser_fsize(u.leaf.log_message), [CMD_CHIP_STATE_EVENT] = kvaser_fsize(u.leaf.chip_state_event), - [CMD_CAN_ERROR_EVENT] = kvaser_fsize(u.leaf.error_event), + [CMD_CAN_ERROR_EVENT] = kvaser_fsize(u.leaf.can_error_event), + [CMD_GET_CAPABILITIES_RESP] = kvaser_fsize(u.leaf.cap_res), + [CMD_GET_BUS_PARAMS_REPLY] = kvaser_fsize(u.busparams), + [CMD_ERROR_EVENT] = kvaser_fsize(u.leaf.error_event), /* ignored events: */ [CMD_FLUSH_QUEUE_REPLY] = CMD_SIZE_ANY, }; @@ -336,7 +392,8 @@ static const u8 kvaser_usb_leaf_cmd_sizes_usbcan[] = { [CMD_RX_STD_MESSAGE] = kvaser_fsize(u.usbcan.rx_can), [CMD_RX_EXT_MESSAGE] = kvaser_fsize(u.usbcan.rx_can), [CMD_CHIP_STATE_EVENT] = kvaser_fsize(u.usbcan.chip_state_event), - [CMD_CAN_ERROR_EVENT] = kvaser_fsize(u.usbcan.error_event), + [CMD_CAN_ERROR_EVENT] = kvaser_fsize(u.usbcan.can_error_event), + [CMD_ERROR_EVENT] = kvaser_fsize(u.usbcan.error_event), /* ignored events: */ [CMD_USBCAN_CLOCK_OVERFLOW_EVENT] = CMD_SIZE_ANY, }; @@ -364,6 +421,12 @@ struct kvaser_usb_err_summary { }; }; +struct kvaser_usb_net_leaf_priv { + struct kvaser_usb_net_priv *net; + + struct delayed_work chip_state_req_work; +}; + static const struct can_bittiming_const kvaser_usb_leaf_m16c_bittiming_const = { .name = "kvaser_usb_ucii", .tseg1_min = 4, @@ -607,6 +670,9 @@ static void kvaser_usb_leaf_get_software_info_leaf(struct kvaser_usb *dev, dev->fw_version = le32_to_cpu(softinfo->fw_version); dev->max_tx_urbs = le16_to_cpu(softinfo->max_outstanding_tx); + if (sw_options & KVASER_USB_LEAF_SWOPTION_EXT_CAP) + dev->card_data.capabilities |= KVASER_USB_CAP_EXT_CAP; + if (dev->driver_info->quirks & KVASER_USB_QUIRK_IGNORE_CLK_FREQ) { /* Firmware expects bittiming parameters calculated for 16MHz * clock, regardless of the actual clock @@ -694,6 +760,116 @@ static int kvaser_usb_leaf_get_card_info(struct kvaser_usb *dev) return 0; } +static int kvaser_usb_leaf_get_single_capability(struct kvaser_usb *dev, + u16 cap_cmd_req, u16 *status) +{ + struct kvaser_usb_dev_card_data *card_data = &dev->card_data; + struct kvaser_cmd *cmd; + u32 value = 0; + u32 mask = 0; + u16 cap_cmd_res; + int err; + int i; + + cmd = kzalloc(sizeof(*cmd), GFP_KERNEL); + if (!cmd) + return -ENOMEM; + + cmd->id = CMD_GET_CAPABILITIES_REQ; + cmd->u.leaf.cap_req.cap_cmd = cpu_to_le16(cap_cmd_req); + cmd->len = CMD_HEADER_LEN + sizeof(struct kvaser_cmd_cap_req); + + err = kvaser_usb_send_cmd(dev, cmd, cmd->len); + if (err) + goto end; + + err = kvaser_usb_leaf_wait_cmd(dev, CMD_GET_CAPABILITIES_RESP, cmd); + if (err) + goto end; + + *status = le16_to_cpu(cmd->u.leaf.cap_res.status); + + if (*status != KVASER_USB_LEAF_CAP_STAT_OK) + goto end; + + cap_cmd_res = le16_to_cpu(cmd->u.leaf.cap_res.cap_cmd); + switch (cap_cmd_res) { + case KVASER_USB_LEAF_CAP_CMD_LISTEN_MODE: + case KVASER_USB_LEAF_CAP_CMD_ERR_REPORT: + value = le32_to_cpu(cmd->u.leaf.cap_res.value); + mask = le32_to_cpu(cmd->u.leaf.cap_res.mask); + break; + default: + dev_warn(&dev->intf->dev, "Unknown capability command %u\n", + cap_cmd_res); + break; + } + + for (i = 0; i < dev->nchannels; i++) { + if (BIT(i) & (value & mask)) { + switch (cap_cmd_res) { + case KVASER_USB_LEAF_CAP_CMD_LISTEN_MODE: + card_data->ctrlmode_supported |= + CAN_CTRLMODE_LISTENONLY; + break; + case KVASER_USB_LEAF_CAP_CMD_ERR_REPORT: + card_data->capabilities |= + KVASER_USB_CAP_BERR_CAP; + break; + } + } + } + +end: + kfree(cmd); + + return err; +} + +static int kvaser_usb_leaf_get_capabilities_leaf(struct kvaser_usb *dev) +{ + int err; + u16 status; + + if (!(dev->card_data.capabilities & KVASER_USB_CAP_EXT_CAP)) { + dev_info(&dev->intf->dev, + "No extended capability support. Upgrade device firmware.\n"); + return 0; + } + + err = kvaser_usb_leaf_get_single_capability(dev, + KVASER_USB_LEAF_CAP_CMD_LISTEN_MODE, + &status); + if (err) + return err; + if (status) + dev_info(&dev->intf->dev, + "KVASER_USB_LEAF_CAP_CMD_LISTEN_MODE failed %u\n", + status); + + err = kvaser_usb_leaf_get_single_capability(dev, + KVASER_USB_LEAF_CAP_CMD_ERR_REPORT, + &status); + if (err) + return err; + if (status) + dev_info(&dev->intf->dev, + "KVASER_USB_LEAF_CAP_CMD_ERR_REPORT failed %u\n", + status); + + return 0; +} + +static int kvaser_usb_leaf_get_capabilities(struct kvaser_usb *dev) +{ + int err = 0; + + if (dev->driver_info->family == KVASER_LEAF) + err = kvaser_usb_leaf_get_capabilities_leaf(dev); + + return err; +} + static void kvaser_usb_leaf_tx_acknowledge(const struct kvaser_usb *dev, const struct kvaser_cmd *cmd) { @@ -722,7 +898,7 @@ static void kvaser_usb_leaf_tx_acknowledge(const struct kvaser_usb *dev, context = &priv->tx_contexts[tid % dev->max_tx_urbs]; /* Sometimes the state change doesn't come after a bus-off event */ - if (priv->can.restart_ms && priv->can.state >= CAN_STATE_BUS_OFF) { + if (priv->can.restart_ms && priv->can.state == CAN_STATE_BUS_OFF) { struct sk_buff *skb; struct can_frame *cf; @@ -778,6 +954,16 @@ static int kvaser_usb_leaf_simple_cmd_async(struct kvaser_usb_net_priv *priv, return err; } +static void kvaser_usb_leaf_chip_state_req_work(struct work_struct *work) +{ + struct kvaser_usb_net_leaf_priv *leaf = + container_of(work, struct kvaser_usb_net_leaf_priv, + chip_state_req_work.work); + struct kvaser_usb_net_priv *priv = leaf->net; + + kvaser_usb_leaf_simple_cmd_async(priv, CMD_GET_CHIP_STATE); +} + static void kvaser_usb_leaf_rx_error_update_can_state(struct kvaser_usb_net_priv *priv, const struct kvaser_usb_err_summary *es, @@ -796,20 +982,16 @@ kvaser_usb_leaf_rx_error_update_can_state(struct kvaser_usb_net_priv *priv, new_state = CAN_STATE_BUS_OFF; } else if (es->status & M16C_STATE_BUS_PASSIVE) { new_state = CAN_STATE_ERROR_PASSIVE; - } else if (es->status & M16C_STATE_BUS_ERROR) { + } else if ((es->status & M16C_STATE_BUS_ERROR) && + cur_state >= CAN_STATE_BUS_OFF) { /* Guard against spurious error events after a busoff */ - if (cur_state < CAN_STATE_BUS_OFF) { - if (es->txerr >= 128 || es->rxerr >= 128) - new_state = CAN_STATE_ERROR_PASSIVE; - else if (es->txerr >= 96 || es->rxerr >= 96) - new_state = CAN_STATE_ERROR_WARNING; - else if (cur_state > CAN_STATE_ERROR_ACTIVE) - new_state = CAN_STATE_ERROR_ACTIVE; - } - } - - if (!es->status) + } else if (es->txerr >= 128 || es->rxerr >= 128) { + new_state = CAN_STATE_ERROR_PASSIVE; + } else if (es->txerr >= 96 || es->rxerr >= 96) { + new_state = CAN_STATE_ERROR_WARNING; + } else { new_state = CAN_STATE_ERROR_ACTIVE; + } if (new_state != cur_state) { tx_state = (es->txerr >= es->rxerr) ? new_state : 0; @@ -819,7 +1001,7 @@ kvaser_usb_leaf_rx_error_update_can_state(struct kvaser_usb_net_priv *priv, } if (priv->can.restart_ms && - cur_state >= CAN_STATE_BUS_OFF && + cur_state == CAN_STATE_BUS_OFF && new_state < CAN_STATE_BUS_OFF) priv->can.can_stats.restarts++; @@ -853,6 +1035,7 @@ static void kvaser_usb_leaf_rx_error(const struct kvaser_usb *dev, struct sk_buff *skb; struct net_device_stats *stats; struct kvaser_usb_net_priv *priv; + struct kvaser_usb_net_leaf_priv *leaf; enum can_state old_state, new_state; if (es->channel >= dev->nchannels) { @@ -862,8 +1045,13 @@ static void kvaser_usb_leaf_rx_error(const struct kvaser_usb *dev, } priv = dev->nets[es->channel]; + leaf = priv->sub_priv; stats = &priv->netdev->stats; + /* Ignore e.g. state change to bus-off reported just after stopping */ + if (!netif_running(priv->netdev)) + return; + /* Update all of the CAN interface's state and error counters before * trying any memory allocation that can actually fail with -ENOMEM. * @@ -878,6 +1066,14 @@ static void kvaser_usb_leaf_rx_error(const struct kvaser_usb *dev, kvaser_usb_leaf_rx_error_update_can_state(priv, es, &tmp_cf); new_state = priv->can.state; + /* If there are errors, request status updates periodically as we do + * not get automatic notifications of improved state. + */ + if (new_state < CAN_STATE_BUS_OFF && + (es->rxerr || es->txerr || new_state == CAN_STATE_ERROR_PASSIVE)) + schedule_delayed_work(&leaf->chip_state_req_work, + msecs_to_jiffies(500)); + skb = alloc_can_err_skb(priv->netdev, &cf); if (!skb) { stats->rx_dropped++; @@ -895,7 +1091,7 @@ static void kvaser_usb_leaf_rx_error(const struct kvaser_usb *dev, } if (priv->can.restart_ms && - old_state >= CAN_STATE_BUS_OFF && + old_state == CAN_STATE_BUS_OFF && new_state < CAN_STATE_BUS_OFF) { cf->can_id |= CAN_ERR_RESTARTED; netif_carrier_on(priv->netdev); @@ -995,11 +1191,11 @@ static void kvaser_usb_leaf_usbcan_rx_error(const struct kvaser_usb *dev, case CMD_CAN_ERROR_EVENT: es.channel = 0; - es.status = cmd->u.usbcan.error_event.status_ch0; - es.txerr = cmd->u.usbcan.error_event.tx_errors_count_ch0; - es.rxerr = cmd->u.usbcan.error_event.rx_errors_count_ch0; + es.status = cmd->u.usbcan.can_error_event.status_ch0; + es.txerr = cmd->u.usbcan.can_error_event.tx_errors_count_ch0; + es.rxerr = cmd->u.usbcan.can_error_event.rx_errors_count_ch0; es.usbcan.other_ch_status = - cmd->u.usbcan.error_event.status_ch1; + cmd->u.usbcan.can_error_event.status_ch1; kvaser_usb_leaf_usbcan_conditionally_rx_error(dev, &es); /* The USBCAN firmware supports up to 2 channels. @@ -1007,13 +1203,13 @@ static void kvaser_usb_leaf_usbcan_rx_error(const struct kvaser_usb *dev, */ if (dev->nchannels == MAX_USBCAN_NET_DEVICES) { es.channel = 1; - es.status = cmd->u.usbcan.error_event.status_ch1; + es.status = cmd->u.usbcan.can_error_event.status_ch1; es.txerr = - cmd->u.usbcan.error_event.tx_errors_count_ch1; + cmd->u.usbcan.can_error_event.tx_errors_count_ch1; es.rxerr = - cmd->u.usbcan.error_event.rx_errors_count_ch1; + cmd->u.usbcan.can_error_event.rx_errors_count_ch1; es.usbcan.other_ch_status = - cmd->u.usbcan.error_event.status_ch0; + cmd->u.usbcan.can_error_event.status_ch0; kvaser_usb_leaf_usbcan_conditionally_rx_error(dev, &es); } break; @@ -1030,11 +1226,11 @@ static void kvaser_usb_leaf_leaf_rx_error(const struct kvaser_usb *dev, switch (cmd->id) { case CMD_CAN_ERROR_EVENT: - es.channel = cmd->u.leaf.error_event.channel; - es.status = cmd->u.leaf.error_event.status; - es.txerr = cmd->u.leaf.error_event.tx_errors_count; - es.rxerr = cmd->u.leaf.error_event.rx_errors_count; - es.leaf.error_factor = cmd->u.leaf.error_event.error_factor; + es.channel = cmd->u.leaf.can_error_event.channel; + es.status = cmd->u.leaf.can_error_event.status; + es.txerr = cmd->u.leaf.can_error_event.tx_errors_count; + es.rxerr = cmd->u.leaf.can_error_event.rx_errors_count; + es.leaf.error_factor = cmd->u.leaf.can_error_event.error_factor; break; case CMD_LEAF_LOG_MESSAGE: es.channel = cmd->u.leaf.log_message.channel; @@ -1166,6 +1362,74 @@ static void kvaser_usb_leaf_rx_can_msg(const struct kvaser_usb *dev, netif_rx(skb); } +static void kvaser_usb_leaf_error_event_parameter(const struct kvaser_usb *dev, + const struct kvaser_cmd *cmd) +{ + u16 info1 = 0; + + switch (dev->driver_info->family) { + case KVASER_LEAF: + info1 = le16_to_cpu(cmd->u.leaf.error_event.info1); + break; + case KVASER_USBCAN: + info1 = le16_to_cpu(cmd->u.usbcan.error_event.info1); + break; + } + + /* info1 will contain the offending cmd_no */ + switch (info1) { + case CMD_SET_CTRL_MODE: + dev_warn(&dev->intf->dev, + "CMD_SET_CTRL_MODE error in parameter\n"); + break; + + case CMD_SET_BUS_PARAMS: + dev_warn(&dev->intf->dev, + "CMD_SET_BUS_PARAMS error in parameter\n"); + break; + + default: + dev_warn(&dev->intf->dev, + "Unhandled parameter error event cmd_no (%u)\n", + info1); + break; + } +} + +static void kvaser_usb_leaf_error_event(const struct kvaser_usb *dev, + const struct kvaser_cmd *cmd) +{ + u8 error_code = 0; + + switch (dev->driver_info->family) { + case KVASER_LEAF: + error_code = cmd->u.leaf.error_event.error_code; + break; + case KVASER_USBCAN: + error_code = cmd->u.usbcan.error_event.error_code; + break; + } + + switch (error_code) { + case KVASER_USB_LEAF_ERROR_EVENT_TX_QUEUE_FULL: + /* Received additional CAN message, when firmware TX queue is + * already full. Something is wrong with the driver. + * This should never happen! + */ + dev_err(&dev->intf->dev, + "Received error event TX_QUEUE_FULL\n"); + break; + case KVASER_USB_LEAF_ERROR_EVENT_PARAM: + kvaser_usb_leaf_error_event_parameter(dev, cmd); + break; + + default: + dev_warn(&dev->intf->dev, + "Unhandled error event (%d)\n", error_code); + break; + } +} + static void kvaser_usb_leaf_start_chip_reply(const struct kvaser_usb *dev, const struct kvaser_cmd *cmd) { @@ -1206,6 +1470,25 @@ static void kvaser_usb_leaf_stop_chip_reply(const struct kvaser_usb *dev, complete(&priv->stop_comp); } +static void kvaser_usb_leaf_get_busparams_reply(const struct kvaser_usb *dev, + const struct kvaser_cmd *cmd) +{ + struct kvaser_usb_net_priv *priv; + u8 channel = cmd->u.busparams.channel; + + if (channel >= dev->nchannels) { + dev_err(&dev->intf->dev, + "Invalid channel number (%d)\n", channel); + return; + } + + priv = dev->nets[channel]; + memcpy(&priv->busparams_nominal, &cmd->u.busparams.busparams, + sizeof(priv->busparams_nominal)); + + complete(&priv->get_busparams_comp); +} + static void kvaser_usb_leaf_handle_command(const struct kvaser_usb *dev, const struct kvaser_cmd *cmd) { @@ -1244,6 +1527,14 @@ static void kvaser_usb_leaf_handle_command(const struct kvaser_usb *dev, kvaser_usb_leaf_tx_acknowledge(dev, cmd); break; + case CMD_ERROR_EVENT: + kvaser_usb_leaf_error_event(dev, cmd); + break; + + case CMD_GET_BUS_PARAMS_REPLY: + kvaser_usb_leaf_get_busparams_reply(dev, cmd); + break; + /* Ignored commands */ case CMD_USBCAN_CLOCK_OVERFLOW_EVENT: if (dev->driver_info->family != KVASER_USBCAN) @@ -1340,10 +1631,13 @@ static int kvaser_usb_leaf_start_chip(struct kvaser_usb_net_priv *priv) static int kvaser_usb_leaf_stop_chip(struct kvaser_usb_net_priv *priv) { + struct kvaser_usb_net_leaf_priv *leaf = priv->sub_priv; int err; init_completion(&priv->stop_comp); + cancel_delayed_work(&leaf->chip_state_req_work); + err = kvaser_usb_leaf_send_simple_cmd(priv->dev, CMD_STOP_CHIP, priv->channel); if (err) @@ -1390,10 +1684,35 @@ static int kvaser_usb_leaf_init_card(struct kvaser_usb *dev) return 0; } -static int kvaser_usb_leaf_set_bittiming(struct net_device *netdev) +static int kvaser_usb_leaf_init_channel(struct kvaser_usb_net_priv *priv) +{ + struct kvaser_usb_net_leaf_priv *leaf; + + leaf = devm_kzalloc(&priv->dev->intf->dev, sizeof(*leaf), GFP_KERNEL); + if (!leaf) + return -ENOMEM; + + leaf->net = priv; + INIT_DELAYED_WORK(&leaf->chip_state_req_work, + kvaser_usb_leaf_chip_state_req_work); + + priv->sub_priv = leaf; + + return 0; +} + +static void kvaser_usb_leaf_remove_channel(struct kvaser_usb_net_priv *priv) +{ + struct kvaser_usb_net_leaf_priv *leaf = priv->sub_priv; + + if (leaf) + cancel_delayed_work_sync(&leaf->chip_state_req_work); +} + +static int kvaser_usb_leaf_set_bittiming(const struct net_device *netdev, + const struct kvaser_usb_busparams *busparams) { struct kvaser_usb_net_priv *priv = netdev_priv(netdev); - struct can_bittiming *bt = &priv->can.bittiming; struct kvaser_usb *dev = priv->dev; struct kvaser_cmd *cmd; int rc; @@ -1406,15 +1725,8 @@ static int kvaser_usb_leaf_set_bittiming(struct net_device *netdev) cmd->len = CMD_HEADER_LEN + sizeof(struct kvaser_cmd_busparams); cmd->u.busparams.channel = priv->channel; cmd->u.busparams.tid = 0xff; - cmd->u.busparams.bitrate = cpu_to_le32(bt->bitrate); - cmd->u.busparams.sjw = bt->sjw; - cmd->u.busparams.tseg1 = bt->prop_seg + bt->phase_seg1; - cmd->u.busparams.tseg2 = bt->phase_seg2; - - if (priv->can.ctrlmode & CAN_CTRLMODE_3_SAMPLES) - cmd->u.busparams.no_samp = 3; - else - cmd->u.busparams.no_samp = 1; + memcpy(&cmd->u.busparams.busparams, busparams, + sizeof(cmd->u.busparams.busparams)); rc = kvaser_usb_send_cmd(dev, cmd, cmd->len); @@ -1422,6 +1734,27 @@ static int kvaser_usb_leaf_set_bittiming(struct net_device *netdev) return rc; } +static int kvaser_usb_leaf_get_busparams(struct kvaser_usb_net_priv *priv) +{ + int err; + + if (priv->dev->driver_info->family == KVASER_USBCAN) + return -EOPNOTSUPP; + + reinit_completion(&priv->get_busparams_comp); + + err = kvaser_usb_leaf_send_simple_cmd(priv->dev, CMD_GET_BUS_PARAMS, + priv->channel); + if (err) + return err; + + if (!wait_for_completion_timeout(&priv->get_busparams_comp, + msecs_to_jiffies(KVASER_USB_TIMEOUT))) + return -ETIMEDOUT; + + return 0; +} + static int kvaser_usb_leaf_set_mode(struct net_device *netdev, enum can_mode mode) { @@ -1483,14 +1816,18 @@ static int kvaser_usb_leaf_setup_endpoints(struct kvaser_usb *dev) const struct kvaser_usb_dev_ops kvaser_usb_leaf_dev_ops = { .dev_set_mode = kvaser_usb_leaf_set_mode, .dev_set_bittiming = kvaser_usb_leaf_set_bittiming, + .dev_get_busparams = kvaser_usb_leaf_get_busparams, .dev_set_data_bittiming = NULL, + .dev_get_data_busparams = NULL, .dev_get_berr_counter = kvaser_usb_leaf_get_berr_counter, .dev_setup_endpoints = kvaser_usb_leaf_setup_endpoints, .dev_init_card = kvaser_usb_leaf_init_card, + .dev_init_channel = kvaser_usb_leaf_init_channel, + .dev_remove_channel = kvaser_usb_leaf_remove_channel, .dev_get_software_info = kvaser_usb_leaf_get_software_info, .dev_get_software_details = NULL, .dev_get_card_info = kvaser_usb_leaf_get_card_info, - .dev_get_capabilities = NULL, + .dev_get_capabilities = kvaser_usb_leaf_get_capabilities, .dev_set_opt_mode = kvaser_usb_leaf_set_opt_mode, .dev_start_chip = kvaser_usb_leaf_start_chip, .dev_stop_chip = kvaser_usb_leaf_stop_chip, diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c index 86f52bcb3e4dbf1c0067c87c8ad1a1494f3ef472..67e240327fb313016541c0c82fdacccd677fd980 100644 --- a/drivers/net/wireless/ath/ath10k/pci.c +++ b/drivers/net/wireless/ath/ath10k/pci.c @@ -3799,18 +3799,22 @@ static struct pci_driver ath10k_pci_driver = { static int __init ath10k_pci_init(void) { - int ret; + int ret1, ret2; - ret = pci_register_driver(&ath10k_pci_driver); - if (ret) + ret1 = pci_register_driver(&ath10k_pci_driver); + if (ret1) printk(KERN_ERR "failed to register ath10k pci driver: %d\n", - ret); + ret1); - ret = ath10k_ahb_init(); - if (ret) - printk(KERN_ERR "ahb init failed: %d\n", ret); + ret2 = ath10k_ahb_init(); + if (ret2) + printk(KERN_ERR "ahb init failed: %d\n", ret2); - return ret; + if (ret1 && ret2) + return ret1; + + /* registered to at least one bus */ + return 0; } module_init(ath10k_pci_init); diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c index f06eec99de688c87e42fb8379d339b7a7aa1d4d8..e5d5b07618812476b1911cf5fb59e49c0a404865 100644 --- a/drivers/net/wireless/ath/ath9k/hif_usb.c +++ b/drivers/net/wireless/ath/ath9k/hif_usb.c @@ -709,14 +709,13 @@ static void ath9k_hif_usb_reg_in_cb(struct urb *urb) struct rx_buf *rx_buf = (struct rx_buf *)urb->context; struct hif_device_usb *hif_dev = rx_buf->hif_dev; struct sk_buff *skb = rx_buf->skb; - struct sk_buff *nskb; int ret; if (!skb) return; if (!hif_dev) - goto free; + goto free_skb; switch (urb->status) { case 0: @@ -725,7 +724,7 @@ static void ath9k_hif_usb_reg_in_cb(struct urb *urb) case -ECONNRESET: case -ENODEV: case -ESHUTDOWN: - goto free; + goto free_skb; default: skb_reset_tail_pointer(skb); skb_trim(skb, 0); @@ -736,25 +735,27 @@ static void ath9k_hif_usb_reg_in_cb(struct urb *urb) if (likely(urb->actual_length != 0)) { skb_put(skb, urb->actual_length); - /* Process the command first */ + /* + * Process the command first. + * skb is either freed here or passed to be + * managed to another callback function. + */ ath9k_htc_rx_msg(hif_dev->htc_handle, skb, skb->len, USB_REG_IN_PIPE); - - nskb = alloc_skb(MAX_REG_IN_BUF_SIZE, GFP_ATOMIC); - if (!nskb) { + skb = alloc_skb(MAX_REG_IN_BUF_SIZE, GFP_ATOMIC); + if (!skb) { dev_err(&hif_dev->udev->dev, "ath9k_htc: REG_IN memory allocation failure\n"); - urb->context = NULL; - return; + goto free_rx_buf; } - rx_buf->skb = nskb; + rx_buf->skb = skb; usb_fill_int_urb(urb, hif_dev->udev, usb_rcvintpipe(hif_dev->udev, USB_REG_IN_PIPE), - nskb->data, MAX_REG_IN_BUF_SIZE, + skb->data, MAX_REG_IN_BUF_SIZE, ath9k_hif_usb_reg_in_cb, rx_buf, 1); } @@ -763,12 +764,13 @@ static void ath9k_hif_usb_reg_in_cb(struct urb *urb) ret = usb_submit_urb(urb, GFP_ATOMIC); if (ret) { usb_unanchor_urb(urb); - goto free; + goto free_skb; } return; -free: +free_skb: kfree_skb(skb); +free_rx_buf: kfree(rx_buf); urb->context = NULL; } @@ -781,14 +783,10 @@ static void ath9k_hif_usb_dealloc_tx_urbs(struct hif_device_usb *hif_dev) spin_lock_irqsave(&hif_dev->tx.tx_lock, flags); list_for_each_entry_safe(tx_buf, tx_buf_tmp, &hif_dev->tx.tx_buf, list) { - usb_get_urb(tx_buf->urb); - spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags); - usb_kill_urb(tx_buf->urb); list_del(&tx_buf->list); usb_free_urb(tx_buf->urb); kfree(tx_buf->buf); kfree(tx_buf); - spin_lock_irqsave(&hif_dev->tx.tx_lock, flags); } spin_unlock_irqrestore(&hif_dev->tx.tx_lock, flags); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c index 7186e1dbbd6b50dab22cfe4d04da223d16ac0504..d310337b162511db7c5a3735216696c86c05ede8 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c @@ -1203,6 +1203,7 @@ int iwl_mvm_tx_skb_sta(struct iwl_mvm *mvm, struct sk_buff *skb, struct sk_buff_head mpdus_skbs; unsigned int payload_len; int ret; + struct sk_buff *orig_skb = skb; if (WARN_ON_ONCE(!mvmsta)) return -1; @@ -1235,8 +1236,17 @@ int iwl_mvm_tx_skb_sta(struct iwl_mvm *mvm, struct sk_buff *skb, ret = iwl_mvm_tx_mpdu(mvm, skb, &info, sta); if (ret) { + /* Free skbs created as part of TSO logic that have not yet been dequeued */ __skb_queue_purge(&mpdus_skbs); - return ret; + /* skb here is not necessarily same as skb that entered this method, + * so free it explicitly. + */ + if (skb == orig_skb) + ieee80211_free_txskb(mvm->hw, skb); + else + kfree_skb(skb); + /* there was error, but we consumed skb one way or another, so return 0 */ + return 0; } } diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c index e34cd6fed7e885e84d08bc531a640f308aa5a4d3..43898f105bb745e36122946b05014bead0c3f004 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c @@ -1607,18 +1607,18 @@ static void rtl8xxxu_print_chipinfo(struct rtl8xxxu_priv *priv) static int rtl8xxxu_identify_chip(struct rtl8xxxu_priv *priv) { struct device *dev = &priv->udev->dev; - u32 val32, bonding; + u32 val32, bonding, sys_cfg; u16 val16; - val32 = rtl8xxxu_read32(priv, REG_SYS_CFG); - priv->chip_cut = (val32 & SYS_CFG_CHIP_VERSION_MASK) >> + sys_cfg = rtl8xxxu_read32(priv, REG_SYS_CFG); + priv->chip_cut = (sys_cfg & SYS_CFG_CHIP_VERSION_MASK) >> SYS_CFG_CHIP_VERSION_SHIFT; - if (val32 & SYS_CFG_TRP_VAUX_EN) { + if (sys_cfg & SYS_CFG_TRP_VAUX_EN) { dev_info(dev, "Unsupported test chip\n"); return -ENOTSUPP; } - if (val32 & SYS_CFG_BT_FUNC) { + if (sys_cfg & SYS_CFG_BT_FUNC) { if (priv->chip_cut >= 3) { sprintf(priv->chip_name, "8723BU"); priv->rtl_chip = RTL8723B; @@ -1640,7 +1640,7 @@ static int rtl8xxxu_identify_chip(struct rtl8xxxu_priv *priv) if (val32 & MULTI_GPS_FUNC_EN) priv->has_gps = 1; priv->is_multi_func = 1; - } else if (val32 & SYS_CFG_TYPE_ID) { + } else if (sys_cfg & SYS_CFG_TYPE_ID) { bonding = rtl8xxxu_read32(priv, REG_HPON_FSM); bonding &= HPON_FSM_BONDING_MASK; if (priv->fops->tx_desc_size == @@ -1688,7 +1688,7 @@ static int rtl8xxxu_identify_chip(struct rtl8xxxu_priv *priv) case RTL8188E: case RTL8192E: case RTL8723B: - switch (val32 & SYS_CFG_VENDOR_EXT_MASK) { + switch (sys_cfg & SYS_CFG_VENDOR_EXT_MASK) { case SYS_CFG_VENDOR_ID_TSMC: sprintf(priv->chip_vendor, "TSMC"); break; @@ -1705,7 +1705,7 @@ static int rtl8xxxu_identify_chip(struct rtl8xxxu_priv *priv) } break; default: - if (val32 & SYS_CFG_VENDOR_ID) { + if (sys_cfg & SYS_CFG_VENDOR_ID) { sprintf(priv->chip_vendor, "UMC"); priv->vendor_umc = 1; } else { diff --git a/drivers/net/wireless/rsi/rsi_91x_core.c b/drivers/net/wireless/rsi/rsi_91x_core.c index 9c4c585572488b0ff1558efe047d0e633fde88cc..b7fa03813da116db05fd7831247a561707ada107 100644 --- a/drivers/net/wireless/rsi/rsi_91x_core.c +++ b/drivers/net/wireless/rsi/rsi_91x_core.c @@ -466,7 +466,9 @@ void rsi_core_xmit(struct rsi_common *common, struct sk_buff *skb) tid, 0); } } - if (skb->protocol == cpu_to_be16(ETH_P_PAE)) { + + if (IEEE80211_SKB_CB(skb)->control.flags & + IEEE80211_TX_CTRL_PORT_CTRL_PROTO) { q_num = MGMT_SOFT_Q; skb->priority = q_num; } diff --git a/drivers/net/wireless/rsi/rsi_91x_hal.c b/drivers/net/wireless/rsi/rsi_91x_hal.c index dca81a4bbdd7f63a4ccf9a854e101683a22fafef..30d2eccbcadd5eb1b36dbd5d555b8536158b2908 100644 --- a/drivers/net/wireless/rsi/rsi_91x_hal.c +++ b/drivers/net/wireless/rsi/rsi_91x_hal.c @@ -162,12 +162,16 @@ int rsi_prepare_data_desc(struct rsi_common *common, struct sk_buff *skb) u8 header_size; u8 vap_id = 0; u8 dword_align_bytes; + bool tx_eapol; u16 seq_num; info = IEEE80211_SKB_CB(skb); vif = info->control.vif; tx_params = (struct skb_info *)info->driver_data; + tx_eapol = IEEE80211_SKB_CB(skb)->control.flags & + IEEE80211_TX_CTRL_PORT_CTRL_PROTO; + header_size = FRAME_DESC_SZ + sizeof(struct rsi_xtended_desc); if (header_size > skb_headroom(skb)) { rsi_dbg(ERR_ZONE, "%s: Unable to send pkt\n", __func__); @@ -231,7 +235,7 @@ int rsi_prepare_data_desc(struct rsi_common *common, struct sk_buff *skb) } } - if (skb->protocol == cpu_to_be16(ETH_P_PAE)) { + if (tx_eapol) { rsi_dbg(INFO_ZONE, "*** Tx EAPOL ***\n"); data_desc->frame_info = cpu_to_le16(RATE_INFO_ENABLE); diff --git a/drivers/pinctrl/pinconf-generic.c b/drivers/pinctrl/pinconf-generic.c index 42e27dba62e26292554cb9b5c6b7f3414c48b6f3..762abb0dfebba9ab794935be156db6916b229732 100644 --- a/drivers/pinctrl/pinconf-generic.c +++ b/drivers/pinctrl/pinconf-generic.c @@ -393,8 +393,10 @@ int pinconf_generic_dt_node_to_map(struct pinctrl_dev *pctldev, for_each_available_child_of_node(np_config, np) { ret = pinconf_generic_dt_subnode_to_map(pctldev, np, map, &reserved_maps, num_maps, type); - if (ret < 0) + if (ret < 0) { + of_node_put(np); goto exit; + } } return 0; diff --git a/drivers/rapidio/devices/rio_mport_cdev.c b/drivers/rapidio/devices/rio_mport_cdev.c index b8c09eaa23b50227f0d8c94ece9b781604df61ac..5ac2dc1e2abd8a37d16ccbb7f8c7780909f2b4d1 100644 --- a/drivers/rapidio/devices/rio_mport_cdev.c +++ b/drivers/rapidio/devices/rio_mport_cdev.c @@ -1911,6 +1911,7 @@ static int mport_cdev_open(struct inode *inode, struct file *filp) sizeof(struct rio_event) * MPORT_EVENT_DEPTH, GFP_KERNEL); if (ret < 0) { + put_device(&chdev->dev); dev_err(&chdev->dev, DRV_NAME ": kfifo_alloc failed\n"); ret = -ENOMEM; goto err_fifo; diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index 04cb33a92aa012791502d6fadbdac84cfa5215a0..1427913d1dd1c49c9aeb6262d0f315c1a24c5621 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -1647,7 +1647,7 @@ static struct regulator *create_regulator(struct regulator_dev *rdev, regulator = kzalloc(sizeof(*regulator), GFP_KERNEL); if (regulator == NULL) { - kfree(supply_name); + kfree_const(supply_name); return NULL; } @@ -1777,6 +1777,7 @@ static struct regulator_dev *regulator_dev_lookup(struct device *dev, node = of_get_regulator(dev, supply); if (node) { r = of_find_regulator_by_node(node); + of_node_put(node); if (r) return r; diff --git a/fs/hfs/trans.c b/fs/hfs/trans.c index 39f5e343bf4d487a74787e3a68c137c626bc24a1..fdb0edb8a607d6c3c0ea8bb704afacbb2aa35bd0 100644 --- a/fs/hfs/trans.c +++ b/fs/hfs/trans.c @@ -109,7 +109,7 @@ void hfs_asc2mac(struct super_block *sb, struct hfs_name *out, const struct qstr if (nls_io) { wchar_t ch; - while (srclen > 0) { + while (srclen > 0 && dstlen > 0) { size = nls_io->char2uni(src, srclen, &ch); if (size < 0) { ch = '?'; diff --git a/fs/nfs/namespace.c b/fs/nfs/namespace.c index 2bcbe38afe2e723be4b434b81f4405fa4fdad3ff..1f03445b5cb436aa80ee47b4b1725d2598529e7e 100644 --- a/fs/nfs/namespace.c +++ b/fs/nfs/namespace.c @@ -147,7 +147,7 @@ struct vfsmount *nfs_d_automount(struct path *path) struct nfs_fs_context *ctx; struct fs_context *fc; struct vfsmount *mnt = ERR_PTR(-ENOMEM); - struct nfs_server *server = NFS_SERVER(d_inode(path->dentry)); + struct nfs_server *server = NFS_SB(path->dentry->d_sb); struct nfs_client *client = server->nfs_client; int timeout = READ_ONCE(nfs_mountpoint_expiry_timeout); int ret; diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 36af3734ac870edd75b28b9ab9df0a4f3dac0933..ee46ab09e330626905117650c2d56864ee14dcbf 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -130,6 +130,11 @@ nfs4_label_init_security(struct inode *dir, struct dentry *dentry, if (nfs_server_capable(dir, NFS_CAP_SECURITY_LABEL) == 0) return NULL; + label->lfs = 0; + label->pi = 0; + label->len = 0; + label->label = NULL; + err = security_dentry_init_security(dentry, sattr->ia_mode, &dentry->d_name, (void **)&label->label, &label->len); if (err == 0) @@ -2121,18 +2126,18 @@ static struct nfs4_opendata *nfs4_open_recoverdata_alloc(struct nfs_open_context } static int nfs4_open_recover_helper(struct nfs4_opendata *opendata, - fmode_t fmode) + fmode_t fmode) { struct nfs4_state *newstate; + struct nfs_server *server = NFS_SB(opendata->dentry->d_sb); + int openflags = opendata->o_arg.open_flags; int ret; if (!nfs4_mode_match_open_stateid(opendata->state, fmode)) return 0; - opendata->o_arg.open_flags = 0; opendata->o_arg.fmode = fmode; - opendata->o_arg.share_access = nfs4_map_atomic_open_share( - NFS_SB(opendata->dentry->d_sb), - fmode, 0); + opendata->o_arg.share_access = + nfs4_map_atomic_open_share(server, fmode, openflags); memset(&opendata->o_res, 0, sizeof(opendata->o_res)); memset(&opendata->c_res, 0, sizeof(opendata->c_res)); nfs4_init_opendata_res(opendata); @@ -2708,10 +2713,15 @@ static int _nfs4_open_expired(struct nfs_open_context *ctx, struct nfs4_state *s struct nfs4_opendata *opendata; int ret; - opendata = nfs4_open_recoverdata_alloc(ctx, state, - NFS4_OPEN_CLAIM_FH); + opendata = nfs4_open_recoverdata_alloc(ctx, state, NFS4_OPEN_CLAIM_FH); if (IS_ERR(opendata)) return PTR_ERR(opendata); + /* + * We're not recovering a delegation, so ask for no delegation. + * Otherwise the recovery thread could deadlock with an outstanding + * delegation return. + */ + opendata->o_arg.open_flags = O_DIRECT; ret = nfs4_open_recover(opendata, state); if (ret == -ESTALE) d_drop(ctx->dentry); @@ -3793,7 +3803,7 @@ nfs4_atomic_open(struct inode *dir, struct nfs_open_context *ctx, int open_flags, struct iattr *attr, int *opened) { struct nfs4_state *state; - struct nfs4_label l = {0, 0, 0, NULL}, *label = NULL; + struct nfs4_label l, *label; label = nfs4_label_init_security(dir, ctx->dentry, attr, &l); @@ -4557,7 +4567,7 @@ nfs4_proc_create(struct inode *dir, struct dentry *dentry, struct iattr *sattr, int flags) { struct nfs_server *server = NFS_SERVER(dir); - struct nfs4_label l, *ilabel = NULL; + struct nfs4_label l, *ilabel; struct nfs_open_context *ctx; struct nfs4_state *state; int status = 0; @@ -4916,7 +4926,7 @@ static int nfs4_proc_symlink(struct inode *dir, struct dentry *dentry, struct nfs4_exception exception = { .interruptible = true, }; - struct nfs4_label l, *label = NULL; + struct nfs4_label l, *label; int err; label = nfs4_label_init_security(dir, dentry, sattr, &l); @@ -4957,7 +4967,7 @@ static int nfs4_proc_mkdir(struct inode *dir, struct dentry *dentry, struct nfs4_exception exception = { .interruptible = true, }; - struct nfs4_label l, *label = NULL; + struct nfs4_label l, *label; int err; label = nfs4_label_init_security(dir, dentry, sattr, &l); @@ -5078,7 +5088,7 @@ static int nfs4_proc_mknod(struct inode *dir, struct dentry *dentry, struct nfs4_exception exception = { .interruptible = true, }; - struct nfs4_label l, *label = NULL; + struct nfs4_label l, *label; int err; label = nfs4_label_init_security(dir, dentry, sattr, &l); diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c index e2f0e3446e22a99ad6d06ec9af112fe696840595..f1e599553f2bee98c2c131012b919327c649e3a0 100644 --- a/fs/nfs/nfs4xdr.c +++ b/fs/nfs/nfs4xdr.c @@ -4166,19 +4166,17 @@ static int decode_attr_security_label(struct xdr_stream *xdr, uint32_t *bitmap, p = xdr_inline_decode(xdr, len); if (unlikely(!p)) return -EIO; + bitmap[2] &= ~FATTR4_WORD2_SECURITY_LABEL; if (len < NFS4_MAXLABELLEN) { - if (label) { - if (label->len) { - if (label->len < len) - return -ERANGE; - memcpy(label->label, p, len); - } + if (label && label->len) { + if (label->len < len) + return -ERANGE; + memcpy(label->label, p, len); label->len = len; label->pi = pi; label->lfs = lfs; status = NFS_ATTR_FATTR_V4_SECURITY_LABEL; } - bitmap[2] &= ~FATTR4_WORD2_SECURITY_LABEL; } else printk(KERN_WARNING "%s: label too long (%u)!\n", __func__, len); diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h index 000cc0533c3366abe4bea0acb9f0e700381706c8..8c892730a1f1527f86aa2f30ddfa8a986c333afb 100644 --- a/include/linux/proc_fs.h +++ b/include/linux/proc_fs.h @@ -190,8 +190,10 @@ static inline void proc_remove(struct proc_dir_entry *de) {} static inline int remove_proc_subtree(const char *name, struct proc_dir_entry *parent) { return 0; } #define proc_create_net_data(name, mode, parent, ops, state_size, data) ({NULL;}) +#define proc_create_net_data_write(name, mode, parent, ops, write, state_size, data) ({NULL;}) #define proc_create_net(name, mode, parent, state_size, ops) ({NULL;}) #define proc_create_net_single(name, mode, parent, show, data) ({NULL;}) +#define proc_create_net_single_write(name, mode, parent, show, write, data) ({NULL;}) static inline struct pid *tgid_pidfd_to_pid(const struct file *file) { diff --git a/include/sound/pcm.h b/include/sound/pcm.h index 5ffc2efedd9f83f9d4f2ab88f83e21a5bea6b9e4..6554a9f71c62ef08efebc8debf9a4adf4cf2d111 100644 --- a/include/sound/pcm.h +++ b/include/sound/pcm.h @@ -106,24 +106,24 @@ struct snd_pcm_ops { #define SNDRV_PCM_POS_XRUN ((snd_pcm_uframes_t)-1) /* If you change this don't forget to change rates[] table in pcm_native.c */ -#define SNDRV_PCM_RATE_5512 (1<<0) /* 5512Hz */ -#define SNDRV_PCM_RATE_8000 (1<<1) /* 8000Hz */ -#define SNDRV_PCM_RATE_11025 (1<<2) /* 11025Hz */ -#define SNDRV_PCM_RATE_16000 (1<<3) /* 16000Hz */ -#define SNDRV_PCM_RATE_22050 (1<<4) /* 22050Hz */ -#define SNDRV_PCM_RATE_32000 (1<<5) /* 32000Hz */ -#define SNDRV_PCM_RATE_44100 (1<<6) /* 44100Hz */ -#define SNDRV_PCM_RATE_48000 (1<<7) /* 48000Hz */ -#define SNDRV_PCM_RATE_64000 (1<<8) /* 64000Hz */ -#define SNDRV_PCM_RATE_88200 (1<<9) /* 88200Hz */ -#define SNDRV_PCM_RATE_96000 (1<<10) /* 96000Hz */ -#define SNDRV_PCM_RATE_176400 (1<<11) /* 176400Hz */ -#define SNDRV_PCM_RATE_192000 (1<<12) /* 192000Hz */ -#define SNDRV_PCM_RATE_352800 (1<<13) /* 352800Hz */ -#define SNDRV_PCM_RATE_384000 (1<<14) /* 384000Hz */ - -#define SNDRV_PCM_RATE_CONTINUOUS (1<<30) /* continuous range */ -#define SNDRV_PCM_RATE_KNOT (1<<31) /* supports more non-continuos rates */ +#define SNDRV_PCM_RATE_5512 (1U<<0) /* 5512Hz */ +#define SNDRV_PCM_RATE_8000 (1U<<1) /* 8000Hz */ +#define SNDRV_PCM_RATE_11025 (1U<<2) /* 11025Hz */ +#define SNDRV_PCM_RATE_16000 (1U<<3) /* 16000Hz */ +#define SNDRV_PCM_RATE_22050 (1U<<4) /* 22050Hz */ +#define SNDRV_PCM_RATE_32000 (1U<<5) /* 32000Hz */ +#define SNDRV_PCM_RATE_44100 (1U<<6) /* 44100Hz */ +#define SNDRV_PCM_RATE_48000 (1U<<7) /* 48000Hz */ +#define SNDRV_PCM_RATE_64000 (1U<<8) /* 64000Hz */ +#define SNDRV_PCM_RATE_88200 (1U<<9) /* 88200Hz */ +#define SNDRV_PCM_RATE_96000 (1U<<10) /* 96000Hz */ +#define SNDRV_PCM_RATE_176400 (1U<<11) /* 176400Hz */ +#define SNDRV_PCM_RATE_192000 (1U<<12) /* 192000Hz */ +#define SNDRV_PCM_RATE_352800 (1U<<13) /* 352800Hz */ +#define SNDRV_PCM_RATE_384000 (1U<<14) /* 384000Hz */ + +#define SNDRV_PCM_RATE_CONTINUOUS (1U<<30) /* continuous range */ +#define SNDRV_PCM_RATE_KNOT (1U<<31) /* supports more non-continuos rates */ #define SNDRV_PCM_RATE_8000_44100 (SNDRV_PCM_RATE_8000|SNDRV_PCM_RATE_11025|\ SNDRV_PCM_RATE_16000|SNDRV_PCM_RATE_22050|\ diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h index 5498d7a6556a73848270c128e92546d3253b5521..dad9d3b4a97ad7cb259bd9959f0dde5fe8932d64 100644 --- a/include/uapi/drm/drm_fourcc.h +++ b/include/uapi/drm/drm_fourcc.h @@ -271,6 +271,13 @@ extern "C" { */ #define DRM_FORMAT_P016 fourcc_code('P', '0', '1', '6') /* 2x2 subsampled Cr:Cb plane 16 bits per channel */ +/* 2 plane YCbCr420. + * 3 10 bit components and 2 padding bits packed into 4 bytes. + * index 0 = Y plane, [31:0] x:Y2:Y1:Y0 2:10:10:10 little endian + * index 1 = Cr:Cb plane, [63:0] x:Cr2:Cb2:Cr1:x:Cb1:Cr0:Cb0 [2:10:10:10:2:10:10:10] little endian + */ +#define DRM_FORMAT_P030 fourcc_code('P', '0', '3', '0') /* 2x2 subsampled Cr:Cb plane 10 bits per channel packed */ + /* 3 plane non-subsampled (444) YCbCr * 16 bits per component, but only 10 bits are used and 6 bits are padded * index 0: Y plane, [15:0] Y:x [10:6] little endian @@ -777,6 +784,10 @@ drm_fourcc_canonicalize_nvidia_format_mod(__u64 modifier) * and UV. Some SAND-using hardware stores UV in a separate tiled * image from Y to reduce the column height, which is not supported * with these modifiers. + * + * The DRM_FORMAT_MOD_BROADCOM_SAND128_COL_HEIGHT modifier is also + * supported for DRM_FORMAT_P030 where the columns remain as 128 bytes + * wide, but as this is a 10 bpp format that translates to 96 pixels. */ #define DRM_FORMAT_MOD_BROADCOM_SAND32_COL_HEIGHT(v) \ diff --git a/include/uapi/sound/asequencer.h b/include/uapi/sound/asequencer.h index a75e14edc957e448ffdc5917880aad0ce8117f37..dbd60f48b4b0113bf4ccaaf8f75267d4b56217c7 100644 --- a/include/uapi/sound/asequencer.h +++ b/include/uapi/sound/asequencer.h @@ -344,10 +344,10 @@ typedef int __bitwise snd_seq_client_type_t; #define KERNEL_CLIENT ((__force snd_seq_client_type_t) 2) /* event filter flags */ -#define SNDRV_SEQ_FILTER_BROADCAST (1<<0) /* accept broadcast messages */ -#define SNDRV_SEQ_FILTER_MULTICAST (1<<1) /* accept multicast messages */ -#define SNDRV_SEQ_FILTER_BOUNCE (1<<2) /* accept bounce event in error */ -#define SNDRV_SEQ_FILTER_USE_EVENT (1<<31) /* use event filter */ +#define SNDRV_SEQ_FILTER_BROADCAST (1U<<0) /* accept broadcast messages */ +#define SNDRV_SEQ_FILTER_MULTICAST (1U<<1) /* accept multicast messages */ +#define SNDRV_SEQ_FILTER_BOUNCE (1U<<2) /* accept bounce event in error */ +#define SNDRV_SEQ_FILTER_USE_EVENT (1U<<31) /* use event filter */ struct snd_seq_client_info { int client; /* client number to inquire */ diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c index 683675e2fc1f412768d51bfdcc6abff5472e8998..81b9c89bbad1fbd37b592014dcd678c5b5fc3af7 100644 --- a/kernel/bpf/verifier.c +++ b/kernel/bpf/verifier.c @@ -565,6 +565,14 @@ const char *kernel_type_name(u32 id) btf_type_by_id(btf_vmlinux, id)->name_off); } +/* The reg state of a pointer or a bounded scalar was saved when + * it was spilled to the stack. + */ +static bool is_spilled_reg(const struct bpf_stack_state *stack) +{ + return stack->slot_type[BPF_REG_SIZE - 1] == STACK_SPILL; +} + static void print_verifier_state(struct bpf_verifier_env *env, const struct bpf_func_state *state) { @@ -667,7 +675,7 @@ static void print_verifier_state(struct bpf_verifier_env *env, continue; verbose(env, " fp%d", (-i - 1) * BPF_REG_SIZE); print_liveness(env, state->stack[i].spilled_ptr.live); - if (state->stack[i].slot_type[0] == STACK_SPILL) { + if (is_spilled_reg(&state->stack[i])) { reg = &state->stack[i].spilled_ptr; t = reg->type; verbose(env, "=%s", reg_type_str(env, t)); @@ -2010,7 +2018,7 @@ static void mark_all_scalars_precise(struct bpf_verifier_env *env, reg->precise = true; } for (j = 0; j < func->allocated_stack / BPF_REG_SIZE; j++) { - if (func->stack[j].slot_type[0] != STACK_SPILL) + if (!is_spilled_reg(&func->stack[j])) continue; reg = &func->stack[j].spilled_ptr; if (reg->type != SCALAR_VALUE) @@ -2020,7 +2028,7 @@ static void mark_all_scalars_precise(struct bpf_verifier_env *env, } } -static int __mark_chain_precision(struct bpf_verifier_env *env, int regno, +static int __mark_chain_precision(struct bpf_verifier_env *env, int frame, int regno, int spi) { struct bpf_verifier_state *st = env->cur_state; @@ -2037,7 +2045,7 @@ static int __mark_chain_precision(struct bpf_verifier_env *env, int regno, if (!env->bpf_capable) return 0; - func = st->frame[st->curframe]; + func = st->frame[frame]; if (regno >= 0) { reg = &func->regs[regno]; if (reg->type != SCALAR_VALUE) { @@ -2052,7 +2060,7 @@ static int __mark_chain_precision(struct bpf_verifier_env *env, int regno, } while (spi >= 0) { - if (func->stack[spi].slot_type[0] != STACK_SPILL) { + if (!is_spilled_reg(&func->stack[spi])) { stack_mask = 0; break; } @@ -2118,7 +2126,7 @@ static int __mark_chain_precision(struct bpf_verifier_env *env, int regno, break; new_marks = false; - func = st->frame[st->curframe]; + func = st->frame[frame]; bitmap_from_u64(mask, reg_mask); for_each_set_bit(i, mask, 32) { reg = &func->regs[i]; @@ -2151,7 +2159,7 @@ static int __mark_chain_precision(struct bpf_verifier_env *env, int regno, return 0; } - if (func->stack[i].slot_type[0] != STACK_SPILL) { + if (!is_spilled_reg(&func->stack[i])) { stack_mask &= ~(1ull << i); continue; } @@ -2184,12 +2192,17 @@ static int __mark_chain_precision(struct bpf_verifier_env *env, int regno, static int mark_chain_precision(struct bpf_verifier_env *env, int regno) { - return __mark_chain_precision(env, regno, -1); + return __mark_chain_precision(env, env->cur_state->curframe, regno, -1); } -static int mark_chain_precision_stack(struct bpf_verifier_env *env, int spi) +static int mark_chain_precision_frame(struct bpf_verifier_env *env, int frame, int regno) { - return __mark_chain_precision(env, -1, spi); + return __mark_chain_precision(env, frame, regno, -1); +} + +static int mark_chain_precision_stack_frame(struct bpf_verifier_env *env, int frame, int spi) +{ + return __mark_chain_precision(env, frame, -1, spi); } static bool is_spillable_regtype(enum bpf_reg_type type) @@ -2340,7 +2353,7 @@ static int check_stack_write_fixed_off(struct bpf_verifier_env *env, /* regular write of data into stack destroys any spilled ptr */ state->stack[spi].spilled_ptr.type = NOT_INIT; /* Mark slots as STACK_MISC if they belonged to spilled ptr. */ - if (state->stack[spi].slot_type[0] == STACK_SPILL) + if (is_spilled_reg(&state->stack[spi])) for (i = 0; i < BPF_REG_SIZE; i++) state->stack[spi].slot_type[i] = STACK_MISC; @@ -2431,14 +2444,17 @@ static int check_stack_write_var_off(struct bpf_verifier_env *env, spi = slot / BPF_REG_SIZE; stype = &state->stack[spi].slot_type[slot % BPF_REG_SIZE]; - if (!env->allow_ptr_leaks - && *stype != NOT_INIT - && *stype != SCALAR_VALUE) { - /* Reject the write if there's are spilled pointers in - * range. If we didn't reject here, the ptr status - * would be erased below (even though not all slots are - * actually overwritten), possibly opening the door to - * leaks. + if (!env->allow_ptr_leaks && *stype != STACK_MISC && *stype != STACK_ZERO) { + /* Reject the write if range we may write to has not + * been initialized beforehand. If we didn't reject + * here, the ptr status would be erased below (even + * though not all slots are actually overwritten), + * possibly opening the door to leaks. + * + * We do however catch STACK_INVALID case below, and + * only allow reading possibly uninitialized memory + * later for CAP_PERFMON, as the write may not happen to + * that slot. */ verbose(env, "spilled ptr in range of var-offset stack write; insn %d, ptr off: %d", insn_idx, i); @@ -2551,7 +2567,7 @@ static int check_stack_read_fixed_off(struct bpf_verifier_env *env, stype = reg_state->stack[spi].slot_type; reg = ®_state->stack[spi].spilled_ptr; - if (stype[0] == STACK_SPILL) { + if (is_spilled_reg(®_state->stack[spi])) { if (size != BPF_REG_SIZE) { if (reg->type != SCALAR_VALUE) { verbose_linfo(env, env->insn_idx, "; "); @@ -4097,11 +4113,11 @@ static int check_stack_range_initialized( goto mark; } - if (state->stack[spi].slot_type[0] == STACK_SPILL && + if (is_spilled_reg(&state->stack[spi]) && state->stack[spi].spilled_ptr.type == PTR_TO_BTF_ID) goto mark; - if (state->stack[spi].slot_type[0] == STACK_SPILL && + if (is_spilled_reg(&state->stack[spi]) && (state->stack[spi].spilled_ptr.type == SCALAR_VALUE || env->allow_ptr_leaks)) { if (clobber) { @@ -7043,6 +7059,11 @@ static int adjust_reg_min_max_vals(struct bpf_verifier_env *env, return err; return adjust_ptr_min_max_vals(env, insn, dst_reg, src_reg); + } else if (dst_reg->precise) { + /* if dst_reg is precise, src_reg should be precise as well */ + err = mark_chain_precision(env, insn->src_reg); + if (err) + return err; } } else { /* Pretend the src is a reg with a known value, since we only @@ -9319,9 +9340,9 @@ static bool stacksafe(struct bpf_verifier_env *env, struct bpf_func_state *old, * return false to continue verification of this path */ return false; - if (i % BPF_REG_SIZE) + if (i % BPF_REG_SIZE != BPF_REG_SIZE - 1) continue; - if (old->stack[spi].slot_type[0] != STACK_SPILL) + if (!is_spilled_reg(&old->stack[spi])) continue; if (!regsafe(env, &old->stack[spi].spilled_ptr, &cur->stack[spi].spilled_ptr, idmap)) @@ -9512,34 +9533,36 @@ static int propagate_precision(struct bpf_verifier_env *env, { struct bpf_reg_state *state_reg; struct bpf_func_state *state; - int i, err = 0; + int i, err = 0, fr; - state = old->frame[old->curframe]; - state_reg = state->regs; - for (i = 0; i < BPF_REG_FP; i++, state_reg++) { - if (state_reg->type != SCALAR_VALUE || - !state_reg->precise) - continue; - if (env->log.level & BPF_LOG_LEVEL2) - verbose(env, "propagating r%d\n", i); - err = mark_chain_precision(env, i); - if (err < 0) - return err; - } + for (fr = old->curframe; fr >= 0; fr--) { + state = old->frame[fr]; + state_reg = state->regs; + for (i = 0; i < BPF_REG_FP; i++, state_reg++) { + if (state_reg->type != SCALAR_VALUE || + !state_reg->precise) + continue; + if (env->log.level & BPF_LOG_LEVEL2) + verbose(env, "frame %d: propagating r%d\n", i, fr); + err = mark_chain_precision_frame(env, fr, i); + if (err < 0) + return err; + } - for (i = 0; i < state->allocated_stack / BPF_REG_SIZE; i++) { - if (state->stack[i].slot_type[0] != STACK_SPILL) - continue; - state_reg = &state->stack[i].spilled_ptr; - if (state_reg->type != SCALAR_VALUE || - !state_reg->precise) - continue; - if (env->log.level & BPF_LOG_LEVEL2) - verbose(env, "propagating fp%d\n", - (-i - 1) * BPF_REG_SIZE); - err = mark_chain_precision_stack(env, i); - if (err < 0) - return err; + for (i = 0; i < state->allocated_stack / BPF_REG_SIZE; i++) { + if (!is_spilled_reg(&state->stack[i])) + continue; + state_reg = &state->stack[i].spilled_ptr; + if (state_reg->type != SCALAR_VALUE || + !state_reg->precise) + continue; + if (env->log.level & BPF_LOG_LEVEL2) + verbose(env, "frame %d: propagating fp%d\n", + (-i - 1) * BPF_REG_SIZE, fr); + err = mark_chain_precision_stack_frame(env, fr, i); + if (err < 0) + return err; + } } return 0; } diff --git a/net/bpf/test_run.c b/net/bpf/test_run.c index 141c392740661759dbb901ff7dcb268a6d738c22..f2e0eacec1e80cc2b2ba7b401b7014ceaa1ee4a2 100644 --- a/net/bpf/test_run.c +++ b/net/bpf/test_run.c @@ -399,9 +399,6 @@ static int convert___skb_to_skb(struct sk_buff *skb, struct __sk_buff *__skb) { struct qdisc_skb_cb *cb = (struct qdisc_skb_cb *)skb->cb; - if (!skb->len) - return -EINVAL; - if (!__skb) return 0; diff --git a/net/core/filter.c b/net/core/filter.c index 664247f7781c57702a8455d75215dc03b7213a16..23c0228ae895e3ded324641b5337b548d37222c8 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -2125,6 +2125,11 @@ static int __bpf_redirect_no_mac(struct sk_buff *skb, struct net_device *dev, { unsigned int mlen = skb_network_offset(skb); + if (unlikely(skb->len <= mlen)) { + kfree_skb(skb); + return -ERANGE; + } + if (mlen) { __skb_pull(skb, mlen); @@ -2146,7 +2151,7 @@ static int __bpf_redirect_common(struct sk_buff *skb, struct net_device *dev, u32 flags) { /* Verify that a link layer header is carried */ - if (unlikely(skb->mac_header >= skb->network_header)) { + if (unlikely(skb->mac_header >= skb->network_header || skb->len == 0)) { kfree_skb(skb); return -ERANGE; } diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c index 97cc615f4a144685d9bdc46f6a22b96881206df5..3e70e11117dfe9b5075df3f9ec1678cd9e376523 100644 --- a/net/ipv4/inet_connection_sock.c +++ b/net/ipv4/inet_connection_sock.c @@ -148,10 +148,14 @@ static int inet_csk_bind_conflict(const struct sock *sk, */ sk_for_each_bound(sk2, &tb->owners) { - if (sk != sk2 && - (!sk->sk_bound_dev_if || - !sk2->sk_bound_dev_if || - sk->sk_bound_dev_if == sk2->sk_bound_dev_if)) { + int bound_dev_if2; + + if (sk == sk2) + continue; + bound_dev_if2 = READ_ONCE(sk2->sk_bound_dev_if); + if ((!sk->sk_bound_dev_if || + !bound_dev_if2 || + sk->sk_bound_dev_if == bound_dev_if2)) { if (reuse && sk2->sk_reuse && sk2->sk_state != TCP_LISTEN) { if ((!relax || diff --git a/net/ipv4/tcp_bpf.c b/net/ipv4/tcp_bpf.c index 809ee0f32d598a91a4c7c8354fcef111a62e5188..6a1685461f89b5f64746f5e23590cbfdb0bf29cd 100644 --- a/net/ipv4/tcp_bpf.c +++ b/net/ipv4/tcp_bpf.c @@ -125,8 +125,11 @@ static int bpf_tcp_ingress(struct sock *sk, struct sk_psock *psock, tmp->sg.end = i; if (apply) { apply_bytes -= size; - if (!apply_bytes) + if (!apply_bytes) { + if (sge->length) + sk_msg_iter_var_prev(i); break; + } } } while (i != msg->sg.end); @@ -316,7 +319,7 @@ static int tcp_bpf_send_verdict(struct sock *sk, struct sk_psock *psock, bool cork = false, enospc = sk_msg_full(msg); struct sock *sk_redir; u32 tosend, origsize, sent, delta = 0; - u32 eval = __SK_NONE; + u32 eval; int ret; more_data: @@ -347,6 +350,7 @@ static int tcp_bpf_send_verdict(struct sock *sk, struct sk_psock *psock, tosend = msg->sg.size; if (psock->apply_bytes && psock->apply_bytes < tosend) tosend = psock->apply_bytes; + eval = __SK_NONE; switch (psock->eval) { case __SK_PASS: diff --git a/net/netfilter/nf_conntrack_proto_icmpv6.c b/net/netfilter/nf_conntrack_proto_icmpv6.c index facd8c64ec4eb564978e441b3a0c0c993f86a28d..f1a87de1c60ef1b3f5faa667a9d9cb38ba8db325 100644 --- a/net/netfilter/nf_conntrack_proto_icmpv6.c +++ b/net/netfilter/nf_conntrack_proto_icmpv6.c @@ -130,6 +130,56 @@ static void icmpv6_error_log(const struct sk_buff *skb, IPPROTO_ICMPV6, "%s", msg); } +static noinline_for_stack int +nf_conntrack_icmpv6_redirect(struct nf_conn *tmpl, struct sk_buff *skb, + unsigned int dataoff, + const struct nf_hook_state *state) +{ + u8 hl = ipv6_hdr(skb)->hop_limit; + union nf_inet_addr outer_daddr; + union { + struct nd_opt_hdr nd_opt; + struct rd_msg rd_msg; + } tmp; + const struct nd_opt_hdr *nd_opt; + const struct rd_msg *rd_msg; + + rd_msg = skb_header_pointer(skb, dataoff, sizeof(*rd_msg), &tmp.rd_msg); + if (!rd_msg) { + icmpv6_error_log(skb, state, "short redirect"); + return -NF_ACCEPT; + } + + if (rd_msg->icmph.icmp6_code != 0) + return NF_ACCEPT; + + if (hl != 255 || !(ipv6_addr_type(&ipv6_hdr(skb)->saddr) & IPV6_ADDR_LINKLOCAL)) { + icmpv6_error_log(skb, state, "invalid saddr or hoplimit for redirect"); + return -NF_ACCEPT; + } + + dataoff += sizeof(*rd_msg); + + /* warning: rd_msg no longer usable after this call */ + nd_opt = skb_header_pointer(skb, dataoff, sizeof(*nd_opt), &tmp.nd_opt); + if (!nd_opt || nd_opt->nd_opt_len == 0) { + icmpv6_error_log(skb, state, "redirect without options"); + return -NF_ACCEPT; + } + + /* We could call ndisc_parse_options(), but it would need + * skb_linearize() and a bit more work. + */ + if (nd_opt->nd_opt_type != ND_OPT_REDIRECT_HDR) + return NF_ACCEPT; + + memcpy(&outer_daddr.ip6, &ipv6_hdr(skb)->daddr, + sizeof(outer_daddr.ip6)); + dataoff += 8; + return nf_conntrack_inet_error(tmpl, skb, dataoff, state, + IPPROTO_ICMPV6, &outer_daddr); +} + int nf_conntrack_icmpv6_error(struct nf_conn *tmpl, struct sk_buff *skb, unsigned int dataoff, @@ -160,6 +210,9 @@ int nf_conntrack_icmpv6_error(struct nf_conn *tmpl, return NF_ACCEPT; } + if (icmp6h->icmp6_type == NDISC_REDIRECT) + return nf_conntrack_icmpv6_redirect(tmpl, skb, dataoff, state); + /* is not error message ? */ if (icmp6h->icmp6_type >= 128) return NF_ACCEPT; diff --git a/net/rxrpc/output.c b/net/rxrpc/output.c index 9683617db7049c1e0db8dbd29d6d51b18fada2ad..08c117bc083ec227932e1d4ec8035dacf1a9a978 100644 --- a/net/rxrpc/output.c +++ b/net/rxrpc/output.c @@ -93,7 +93,7 @@ static size_t rxrpc_fill_out_ack(struct rxrpc_connection *conn, *_hard_ack = hard_ack; *_top = top; - pkt->ack.bufferSpace = htons(8); + pkt->ack.bufferSpace = htons(0); pkt->ack.maxSkew = htons(0); pkt->ack.firstPacket = htonl(hard_ack + 1); pkt->ack.previousPacket = htonl(call->ackr_highest_seq); diff --git a/security/integrity/digsig.c b/security/integrity/digsig.c index 0f518dcfde0528066ddbfd4e1a8f359d53c4dcef..de442af7b3364bf26ef0143e7f56f8143a65ba68 100644 --- a/security/integrity/digsig.c +++ b/security/integrity/digsig.c @@ -120,6 +120,7 @@ int __init integrity_init_keyring(const unsigned int id) { struct key_restriction *restriction; key_perm_t perm; + int ret; perm = (KEY_POS_ALL & ~KEY_POS_SETATTR) | KEY_USR_VIEW | KEY_USR_READ | KEY_USR_SEARCH; @@ -140,7 +141,10 @@ int __init integrity_init_keyring(const unsigned int id) perm |= KEY_USR_WRITE; out: - return __integrity_init_keyring(id, perm, restriction); + ret = __integrity_init_keyring(id, perm, restriction); + if (ret) + kfree(restriction); + return ret; } int __init integrity_add_key(const unsigned int id, const void *data, diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c index 2d1af8899cabd73871e0daadefcfe2414a53a6b8..600b97677085f95c866882d9db0698302bc14a0f 100644 --- a/security/integrity/ima/ima_main.c +++ b/security/integrity/ima/ima_main.c @@ -743,6 +743,7 @@ int ima_load_data(enum kernel_load_data_id id, bool contents) pr_err("impossible to appraise a module without a file descriptor. sig_enforce kernel parameter might help\n"); return -EACCES; /* INTEGRITY_UNKNOWN */ } + break; default: break; } diff --git a/security/integrity/ima/ima_policy.c b/security/integrity/ima/ima_policy.c index 18569adcb4fe777a556f9949842c6aa58f656984..a83ce111cf508e7c172c48bd01173fc57e55324e 100644 --- a/security/integrity/ima/ima_policy.c +++ b/security/integrity/ima/ima_policy.c @@ -503,6 +503,9 @@ static bool ima_match_rules(struct ima_rule_entry *rule, struct inode *inode, const char *keyring) { int i; + bool result = false; + struct ima_rule_entry *lsm_rule = rule; + bool rule_reinitialized = false; if (func == KEY_CHECK) { return (rule->flags & IMA_FUNC) && (rule->func == func) && @@ -545,34 +548,55 @@ static bool ima_match_rules(struct ima_rule_entry *rule, struct inode *inode, int rc = 0; u32 osid; - if (!rule->lsm[i].rule) { - if (!rule->lsm[i].args_p) + if (!lsm_rule->lsm[i].rule) { + if (!lsm_rule->lsm[i].args_p) continue; else return false; } + +retry: switch (i) { case LSM_OBJ_USER: case LSM_OBJ_ROLE: case LSM_OBJ_TYPE: security_inode_getsecid(inode, &osid); - rc = ima_filter_rule_match(osid, rule->lsm[i].type, + rc = ima_filter_rule_match(osid, lsm_rule->lsm[i].type, Audit_equal, - rule->lsm[i].rule); + lsm_rule->lsm[i].rule); break; case LSM_SUBJ_USER: case LSM_SUBJ_ROLE: case LSM_SUBJ_TYPE: - rc = ima_filter_rule_match(secid, rule->lsm[i].type, + rc = ima_filter_rule_match(secid, lsm_rule->lsm[i].type, Audit_equal, - rule->lsm[i].rule); + lsm_rule->lsm[i].rule); + break; default: break; } - if (!rc) - return false; + + if (rc == -ESTALE && !rule_reinitialized) { + lsm_rule = ima_lsm_copy_rule(rule); + if (lsm_rule) { + rule_reinitialized = true; + goto retry; + } + } + if (!rc) { + result = false; + goto out; + } } - return true; + result = true; + +out: + if (rule_reinitialized) { + for (i = 0; i < MAX_LSM_RULES; i++) + ima_filter_rule_free(lsm_rule->lsm[i].rule); + kfree(lsm_rule); + } + return result; } /* @@ -802,6 +826,7 @@ void __init ima_init_policy(void) add_rules(default_measurement_rules, ARRAY_SIZE(default_measurement_rules), IMA_DEFAULT_POLICY); + break; default: break; } diff --git a/security/integrity/ima/ima_template.c b/security/integrity/ima/ima_template.c index f64c01d53e96aabf0b00d55266a3be2ce4e12725..e053c741997bc2804735f31e147132cecb2639e9 100644 --- a/security/integrity/ima/ima_template.c +++ b/security/integrity/ima/ima_template.c @@ -220,11 +220,11 @@ int template_desc_init_fields(const char *template_fmt, } if (fields && num_fields) { - *fields = kmalloc_array(i, sizeof(*fields), GFP_KERNEL); + *fields = kmalloc_array(i, sizeof(**fields), GFP_KERNEL); if (*fields == NULL) return -ENOMEM; - memcpy(*fields, found_fields, i * sizeof(*fields)); + memcpy(*fields, found_fields, i * sizeof(**fields)); *num_fields = i; } diff --git a/sound/pci/asihpi/hpioctl.c b/sound/pci/asihpi/hpioctl.c index bb31b7fe867d6b51e11bcff5fee9bca4247eb4ac..477a5b4b50bcbf98b43be6354a55c035fbe61fca 100644 --- a/sound/pci/asihpi/hpioctl.c +++ b/sound/pci/asihpi/hpioctl.c @@ -361,7 +361,7 @@ int asihpi_adapter_probe(struct pci_dev *pci_dev, pci_dev->device, pci_dev->subsystem_vendor, pci_dev->subsystem_device, pci_dev->devfn); - if (pci_enable_device(pci_dev) < 0) { + if (pcim_enable_device(pci_dev) < 0) { dev_err(&pci_dev->dev, "pci_enable_device failed, disabling device\n"); return -EIO; diff --git a/sound/soc/codecs/pcm512x.c b/sound/soc/codecs/pcm512x.c index 8153d3d01654fc4061165f27965efaabb7094248..3677e9029f91ef780dc98a4ad9119d943482ba85 100644 --- a/sound/soc/codecs/pcm512x.c +++ b/sound/soc/codecs/pcm512x.c @@ -1599,7 +1599,7 @@ int pcm512x_probe(struct device *dev, struct regmap *regmap) if (val > 6) { dev_err(dev, "Invalid pll-in\n"); ret = -EINVAL; - goto err_clk; + goto err_pm; } pcm512x->pll_in = val; } @@ -1608,7 +1608,7 @@ int pcm512x_probe(struct device *dev, struct regmap *regmap) if (val > 6) { dev_err(dev, "Invalid pll-out\n"); ret = -EINVAL; - goto err_clk; + goto err_pm; } pcm512x->pll_out = val; } @@ -1617,12 +1617,12 @@ int pcm512x_probe(struct device *dev, struct regmap *regmap) dev_err(dev, "Error: both pll-in and pll-out, or none\n"); ret = -EINVAL; - goto err_clk; + goto err_pm; } if (pcm512x->pll_in && pcm512x->pll_in == pcm512x->pll_out) { dev_err(dev, "Error: pll-in == pll-out\n"); ret = -EINVAL; - goto err_clk; + goto err_pm; } } #endif diff --git a/sound/soc/mediatek/common/mtk-btcvsd.c b/sound/soc/mediatek/common/mtk-btcvsd.c index 86e982e3209ed43b794d7ea42d638915645d2415..e1f57b0dedd0ff23d2b579fdd6e995282f35d7a2 100644 --- a/sound/soc/mediatek/common/mtk-btcvsd.c +++ b/sound/soc/mediatek/common/mtk-btcvsd.c @@ -1038,11 +1038,9 @@ static int mtk_pcm_btcvsd_copy(struct snd_soc_component *component, struct mtk_btcvsd_snd *bt = snd_soc_component_get_drvdata(component); if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) - mtk_btcvsd_snd_write(bt, buf, count); + return mtk_btcvsd_snd_write(bt, buf, count); else - mtk_btcvsd_snd_read(bt, buf, count); - - return 0; + return mtk_btcvsd_snd_read(bt, buf, count); } /* kcontrol */ diff --git a/sound/soc/mediatek/mt8173/mt8173-afe-pcm.c b/sound/soc/mediatek/mt8173/mt8173-afe-pcm.c index 7e7bda70d12e90eb6c7677b01686585039905947..619d6733091cd343a2f4929c652ea2a3413b7c5f 100644 --- a/sound/soc/mediatek/mt8173/mt8173-afe-pcm.c +++ b/sound/soc/mediatek/mt8173/mt8173-afe-pcm.c @@ -1054,6 +1054,7 @@ static int mt8173_afe_pcm_dev_probe(struct platform_device *pdev) int irq_id; struct mtk_base_afe *afe; struct mt8173_afe_private *afe_priv; + struct snd_soc_component *comp_pcm, *comp_hdmi; ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(33)); if (ret) @@ -1071,16 +1072,6 @@ static int mt8173_afe_pcm_dev_probe(struct platform_device *pdev) afe->dev = &pdev->dev; - irq_id = platform_get_irq(pdev, 0); - if (irq_id <= 0) - return irq_id < 0 ? irq_id : -ENXIO; - ret = devm_request_irq(afe->dev, irq_id, mt8173_afe_irq_handler, - 0, "Afe_ISR_Handle", (void *)afe); - if (ret) { - dev_err(afe->dev, "could not request_irq\n"); - return ret; - } - afe->base_addr = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(afe->base_addr)) return PTR_ERR(afe->base_addr); @@ -1142,23 +1133,65 @@ static int mt8173_afe_pcm_dev_probe(struct platform_device *pdev) if (ret) goto err_pm_disable; - ret = devm_snd_soc_register_component(&pdev->dev, - &mt8173_afe_pcm_dai_component, - mt8173_afe_pcm_dais, - ARRAY_SIZE(mt8173_afe_pcm_dais)); + comp_pcm = devm_kzalloc(&pdev->dev, sizeof(*comp_pcm), GFP_KERNEL); + if (!comp_pcm) { + ret = -ENOMEM; + goto err_pm_disable; + } + + ret = snd_soc_component_initialize(comp_pcm, + &mt8173_afe_pcm_dai_component, + &pdev->dev); if (ret) goto err_pm_disable; - ret = devm_snd_soc_register_component(&pdev->dev, - &mt8173_afe_hdmi_dai_component, - mt8173_afe_hdmi_dais, - ARRAY_SIZE(mt8173_afe_hdmi_dais)); +#ifdef CONFIG_DEBUG_FS + comp_pcm->debugfs_prefix = "pcm"; +#endif + + ret = snd_soc_add_component(comp_pcm, + mt8173_afe_pcm_dais, + ARRAY_SIZE(mt8173_afe_pcm_dais)); + if (ret) + goto err_pm_disable; + + comp_hdmi = devm_kzalloc(&pdev->dev, sizeof(*comp_hdmi), GFP_KERNEL); + if (!comp_hdmi) { + ret = -ENOMEM; + goto err_pm_disable; + } + + ret = snd_soc_component_initialize(comp_hdmi, + &mt8173_afe_hdmi_dai_component, + &pdev->dev); if (ret) goto err_pm_disable; +#ifdef CONFIG_DEBUG_FS + comp_hdmi->debugfs_prefix = "hdmi"; +#endif + + ret = snd_soc_add_component(comp_hdmi, + mt8173_afe_hdmi_dais, + ARRAY_SIZE(mt8173_afe_hdmi_dais)); + if (ret) + goto err_cleanup_components; + + irq_id = platform_get_irq(pdev, 0); + if (irq_id <= 0) + return irq_id < 0 ? irq_id : -ENXIO; + ret = devm_request_irq(afe->dev, irq_id, mt8173_afe_irq_handler, + 0, "Afe_ISR_Handle", (void *)afe); + if (ret) { + dev_err(afe->dev, "could not request_irq\n"); + goto err_pm_disable; + } + dev_info(&pdev->dev, "MT8173 AFE driver initialized.\n"); return 0; +err_cleanup_components: + snd_soc_unregister_component(&pdev->dev); err_pm_disable: pm_runtime_disable(&pdev->dev); return ret; @@ -1166,6 +1199,8 @@ static int mt8173_afe_pcm_dev_probe(struct platform_device *pdev) static int mt8173_afe_pcm_dev_remove(struct platform_device *pdev) { + snd_soc_unregister_component(&pdev->dev); + pm_runtime_disable(&pdev->dev); if (!pm_runtime_status_suspended(&pdev->dev)) mt8173_afe_runtime_suspend(&pdev->dev); diff --git a/sound/soc/pxa/mmp-pcm.c b/sound/soc/pxa/mmp-pcm.c index 53fc49e32fbc8e8da8b41ecae53664bd5cb2d92e..0791737c3bf386e9cd463713b79654c55c33da46 100644 --- a/sound/soc/pxa/mmp-pcm.c +++ b/sound/soc/pxa/mmp-pcm.c @@ -98,7 +98,7 @@ static bool filter(struct dma_chan *chan, void *param) devname = kasprintf(GFP_KERNEL, "%s.%d", dma_data->dma_res->name, dma_data->ssp_id); - if ((strcmp(dev_name(chan->device->dev), devname) == 0) && + if (devname && (strcmp(dev_name(chan->device->dev), devname) == 0) && (chan->chan_id == dma_data->dma_res->start)) { found = true; } diff --git a/sound/soc/qcom/lpass-sc7180.c b/sound/soc/qcom/lpass-sc7180.c index c647e627897a2293f8505aef0f7b328c773f6cc5..cb4e9017cd7781c0dc328b49f18665461d9449da 100644 --- a/sound/soc/qcom/lpass-sc7180.c +++ b/sound/soc/qcom/lpass-sc7180.c @@ -129,6 +129,9 @@ static int sc7180_lpass_init(struct platform_device *pdev) drvdata->clks = devm_kcalloc(dev, variant->num_clks, sizeof(*drvdata->clks), GFP_KERNEL); + if (!drvdata->clks) + return -ENOMEM; + drvdata->num_clks = variant->num_clks; for (i = 0; i < drvdata->num_clks; i++) diff --git a/tools/testing/selftests/netfilter/conntrack_icmp_related.sh b/tools/testing/selftests/netfilter/conntrack_icmp_related.sh index b48e1833bc89660727e8d2a402ee5a759098f8fc..76645aaf2b58f6b31e48029c7dc268dce81650b9 100755 --- a/tools/testing/selftests/netfilter/conntrack_icmp_related.sh +++ b/tools/testing/selftests/netfilter/conntrack_icmp_related.sh @@ -35,6 +35,8 @@ cleanup() { for i in 1 2;do ip netns del nsrouter$i;done } +trap cleanup EXIT + ipv4() { echo -n 192.168.$1.2 } @@ -146,11 +148,17 @@ ip netns exec nsclient1 nft -f - < /dev/null + +expect="packets 1 bytes 112" +check_counter nsclient1 "redir4" "$expect" +if [ $? -ne 0 ];then + ret=1 +fi + +ip netns exec "nsclient1" ping -c 1 dead:1::42 > /dev/null +expect="packets 1 bytes 192" +check_counter nsclient1 "redir6" "$expect" +if [ $? -ne 0 ];then + ret=1 +fi + +if [ $ret -eq 0 ];then + echo "PASS: icmp redirects had RELATED state" +else + echo "ERROR: icmp redirect RELATED state test has failed" +fi + exit $ret