diff options
Diffstat (limited to 'drivers/gpu/drm')
32 files changed, 103 insertions, 214 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index e25952d51..b51e7839b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -883,6 +883,10 @@ int amdgpu_bo_pin_restricted(struct amdgpu_bo *bo, u32 domain, if (WARN_ON_ONCE(min_offset > max_offset)) return -EINVAL; + /* Check domain to be pinned to against preferred domains */ + if (bo->preferred_domains & domain) + domain = bo->preferred_domains & domain; + /* A shared bo cannot be migrated to VRAM */ if (bo->prime_shared_count) { if (domain & AMDGPU_GEM_DOMAIN_GTT) diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c index d8ae6a23e..d36bea68a 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c @@ -1771,7 +1771,8 @@ static void gfx_v9_0_gpu_init(struct amdgpu_device *adev) gfx_v9_0_tiling_mode_table_init(adev); - gfx_v9_0_setup_rb(adev); + if (adev->gfx.num_gfx_rings) + gfx_v9_0_setup_rb(adev); gfx_v9_0_get_cu_info(adev, &adev->gfx.cu_info); adev->gfx.config.db_debug2 = RREG32_SOC15(GC, 0, mmDB_DEBUG2); diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c index c963eec58..923bc097a 100644 --- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c +++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c @@ -155,6 +155,7 @@ static void mmhub_v1_0_init_cache_regs(struct amdgpu_device *adev) tmp = REG_SET_FIELD(tmp, VM_L2_CNTL2, INVALIDATE_L2_CACHE, 1); WREG32_SOC15(MMHUB, 0, mmVM_L2_CNTL2, tmp); + tmp = mmVM_L2_CNTL3_DEFAULT; if (adev->gmc.translate_further) { tmp = REG_SET_FIELD(tmp, VM_L2_CNTL3, BANK_SELECT, 12); tmp = REG_SET_FIELD(tmp, VM_L2_CNTL3, diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c index 411f89218..cb5c44b33 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_optc.c @@ -452,6 +452,11 @@ void optc1_enable_optc_clock(struct timing_generator *optc, bool enable) OTG_CLOCK_ON, 1, 1, 1000); } else { + + //last chance to clear underflow, otherwise, it will always there due to clock is off. + if (optc->funcs->is_optc_underflow_occurred(optc) == true) + optc->funcs->clear_optc_underflow(optc); + REG_UPDATE_2(OTG_CLOCK_CONTROL, OTG_CLOCK_GATE_DIS, 0, OTG_CLOCK_EN, 0); diff --git a/drivers/gpu/drm/amd/display/modules/color/color_gamma.c b/drivers/gpu/drm/amd/display/modules/color/color_gamma.c index 11ea1a0e6..4e866317e 100644 --- a/drivers/gpu/drm/amd/display/modules/color/color_gamma.c +++ b/drivers/gpu/drm/amd/display/modules/color/color_gamma.c @@ -1206,6 +1206,7 @@ static void interpolate_user_regamma(uint32_t hw_points_num, struct fixed31_32 lut2; struct fixed31_32 delta_lut; struct fixed31_32 delta_index; + const struct fixed31_32 one = dc_fixpt_from_int(1); i = 0; /* fixed_pt library has problems handling too small values */ @@ -1234,6 +1235,9 @@ static void interpolate_user_regamma(uint32_t hw_points_num, } else hw_x = coordinates_x[i].x; + if (dc_fixpt_le(one, hw_x)) + hw_x = one; + norm_x = dc_fixpt_mul(norm_factor, hw_x); index = dc_fixpt_floor(norm_x); if (index < 0 || index > 255) diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c index b6e7cc908..31b75d3ca 100644 --- a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c +++ b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c @@ -1301,10 +1301,21 @@ static struct i2c_driver adv7511_driver = { static int __init adv7511_init(void) { - if (IS_ENABLED(CONFIG_DRM_MIPI_DSI)) - mipi_dsi_driver_register(&adv7533_dsi_driver); + int ret; + + if (IS_ENABLED(CONFIG_DRM_MIPI_DSI)) { + ret = mipi_dsi_driver_register(&adv7533_dsi_driver); + if (ret) + return ret; + } - return i2c_add_driver(&adv7511_driver); + ret = i2c_add_driver(&adv7511_driver); + if (ret) { + if (IS_ENABLED(CONFIG_DRM_MIPI_DSI)) + mipi_dsi_driver_unregister(&adv7533_dsi_driver); + } + + return ret; } module_init(adv7511_init); diff --git a/drivers/gpu/drm/bridge/sil-sii8620.c b/drivers/gpu/drm/bridge/sil-sii8620.c index ea433bb18..c72092319 100644 --- a/drivers/gpu/drm/bridge/sil-sii8620.c +++ b/drivers/gpu/drm/bridge/sil-sii8620.c @@ -607,7 +607,7 @@ static void *sii8620_burst_get_tx_buf(struct sii8620 *ctx, int len) u8 *buf = &ctx->burst.tx_buf[ctx->burst.tx_count]; int size = len + 2; - if (ctx->burst.tx_count + size > ARRAY_SIZE(ctx->burst.tx_buf)) { + if (ctx->burst.tx_count + size >= ARRAY_SIZE(ctx->burst.tx_buf)) { dev_err(ctx->dev, "TX-BLK buffer exhausted\n"); ctx->error = -EINVAL; return NULL; @@ -624,7 +624,7 @@ static u8 *sii8620_burst_get_rx_buf(struct sii8620 *ctx, int len) u8 *buf = &ctx->burst.rx_buf[ctx->burst.rx_count]; int size = len + 1; - if (ctx->burst.tx_count + size > ARRAY_SIZE(ctx->burst.tx_buf)) { + if (ctx->burst.rx_count + size >= ARRAY_SIZE(ctx->burst.rx_buf)) { dev_err(ctx->dev, "RX-BLK buffer exhausted\n"); ctx->error = -EINVAL; return NULL; diff --git a/drivers/gpu/drm/drm_crtc_helper_internal.h b/drivers/gpu/drm/drm_crtc_helper_internal.h index b5ac1581e..d595697d3 100644 --- a/drivers/gpu/drm/drm_crtc_helper_internal.h +++ b/drivers/gpu/drm/drm_crtc_helper_internal.h @@ -32,16 +32,6 @@ #include <drm/drm_encoder.h> #include <drm/drm_modes.h> -/* drm_fb_helper.c */ -#ifdef CONFIG_DRM_FBDEV_EMULATION -int drm_fb_helper_modinit(void); -#else -static inline int drm_fb_helper_modinit(void) -{ - return 0; -} -#endif - /* drm_dp_aux_dev.c */ #ifdef CONFIG_DRM_DP_AUX_CHARDEV int drm_dp_aux_dev_init(void); diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index da9a381d6..fbe9156c9 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -3270,24 +3270,3 @@ int drm_fbdev_generic_setup(struct drm_device *dev, unsigned int preferred_bpp) return 0; } EXPORT_SYMBOL(drm_fbdev_generic_setup); - -/* The Kconfig DRM_KMS_HELPER selects FRAMEBUFFER_CONSOLE (if !EXPERT) - * but the module doesn't depend on any fb console symbols. At least - * attempt to load fbcon to avoid leaving the system without a usable console. - */ -int __init drm_fb_helper_modinit(void) -{ -#if defined(CONFIG_FRAMEBUFFER_CONSOLE_MODULE) && !defined(CONFIG_EXPERT) - const char name[] = "fbcon"; - struct module *fbcon; - - mutex_lock(&module_mutex); - fbcon = find_module(name); - mutex_unlock(&module_mutex); - - if (!fbcon) - request_module_nowait(name); -#endif - return 0; -} -EXPORT_SYMBOL(drm_fb_helper_modinit); diff --git a/drivers/gpu/drm/drm_kms_helper_common.c b/drivers/gpu/drm/drm_kms_helper_common.c index 93e2b30fe..681b29727 100644 --- a/drivers/gpu/drm/drm_kms_helper_common.c +++ b/drivers/gpu/drm/drm_kms_helper_common.c @@ -63,19 +63,18 @@ MODULE_PARM_DESC(edid_firmware, static int __init drm_kms_helper_init(void) { - int ret; - - /* Call init functions from specific kms helpers here */ - ret = drm_fb_helper_modinit(); - if (ret < 0) - goto out; - - ret = drm_dp_aux_dev_init(); - if (ret < 0) - goto out; - -out: - return ret; + /* + * The Kconfig DRM_KMS_HELPER selects FRAMEBUFFER_CONSOLE (if !EXPERT) + * but the module doesn't depend on any fb console symbols. At least + * attempt to load fbcon to avoid leaving the system without a usable + * console. + */ + if (IS_ENABLED(CONFIG_DRM_FBDEV_EMULATION) && + IS_MODULE(CONFIG_FRAMEBUFFER_CONSOLE) && + !IS_ENABLED(CONFIG_EXPERT)) + request_module_nowait("fbcon"); + + return drm_dp_aux_dev_init(); } static void __exit drm_kms_helper_exit(void) diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c index 94c1089ec..1bde4b618 100644 --- a/drivers/gpu/drm/i915/gvt/handlers.c +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -651,7 +651,7 @@ static int update_fdi_rx_iir_status(struct intel_vgpu *vgpu, else if (FDI_RX_IMR_TO_PIPE(offset) != INVALID_INDEX) index = FDI_RX_IMR_TO_PIPE(offset); else { - gvt_vgpu_err("Unsupport registers %x\n", offset); + gvt_vgpu_err("Unsupported registers %x\n", offset); return -EINVAL; } diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c index 6c0ea39d5..a263ac4aa 100644 --- a/drivers/gpu/drm/mediatek/mtk_dpi.c +++ b/drivers/gpu/drm/mediatek/mtk_dpi.c @@ -52,13 +52,7 @@ enum mtk_dpi_out_channel_swap { }; enum mtk_dpi_out_color_format { - MTK_DPI_COLOR_FORMAT_RGB, - MTK_DPI_COLOR_FORMAT_RGB_FULL, - MTK_DPI_COLOR_FORMAT_YCBCR_444, - MTK_DPI_COLOR_FORMAT_YCBCR_422, - MTK_DPI_COLOR_FORMAT_XV_YCC, - MTK_DPI_COLOR_FORMAT_YCBCR_444_FULL, - MTK_DPI_COLOR_FORMAT_YCBCR_422_FULL + MTK_DPI_COLOR_FORMAT_RGB }; struct mtk_dpi { @@ -347,24 +341,11 @@ static void mtk_dpi_config_2n_h_fre(struct mtk_dpi *dpi) static void mtk_dpi_config_color_format(struct mtk_dpi *dpi, enum mtk_dpi_out_color_format format) { - if ((format == MTK_DPI_COLOR_FORMAT_YCBCR_444) || - (format == MTK_DPI_COLOR_FORMAT_YCBCR_444_FULL)) { - mtk_dpi_config_yuv422_enable(dpi, false); - mtk_dpi_config_csc_enable(dpi, true); - mtk_dpi_config_swap_input(dpi, false); - mtk_dpi_config_channel_swap(dpi, MTK_DPI_OUT_CHANNEL_SWAP_BGR); - } else if ((format == MTK_DPI_COLOR_FORMAT_YCBCR_422) || - (format == MTK_DPI_COLOR_FORMAT_YCBCR_422_FULL)) { - mtk_dpi_config_yuv422_enable(dpi, true); - mtk_dpi_config_csc_enable(dpi, true); - mtk_dpi_config_swap_input(dpi, true); - mtk_dpi_config_channel_swap(dpi, MTK_DPI_OUT_CHANNEL_SWAP_RGB); - } else { - mtk_dpi_config_yuv422_enable(dpi, false); - mtk_dpi_config_csc_enable(dpi, false); - mtk_dpi_config_swap_input(dpi, false); - mtk_dpi_config_channel_swap(dpi, MTK_DPI_OUT_CHANNEL_SWAP_RGB); - } + /* only support RGB888 */ + mtk_dpi_config_yuv422_enable(dpi, false); + mtk_dpi_config_csc_enable(dpi, false); + mtk_dpi_config_swap_input(dpi, false); + mtk_dpi_config_channel_swap(dpi, MTK_DPI_OUT_CHANNEL_SWAP_RGB); } static void mtk_dpi_power_off(struct mtk_dpi *dpi, enum mtk_dpi_power_ctl pctl) diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c index 0dd317ac5..a629a69c2 100644 --- a/drivers/gpu/drm/mediatek/mtk_dsi.c +++ b/drivers/gpu/drm/mediatek/mtk_dsi.c @@ -651,6 +651,8 @@ static void mtk_dsi_poweroff(struct mtk_dsi *dsi) mtk_dsi_reset_engine(dsi); mtk_dsi_lane0_ulp_mode_enter(dsi); mtk_dsi_clk_ulp_mode_enter(dsi); + /* set the lane number as 0 to pull down mipi */ + writel(0, dsi->regs + DSI_TXRX_CTRL); mtk_dsi_disable(dsi); diff --git a/drivers/gpu/drm/meson/meson_drv.c b/drivers/gpu/drm/meson/meson_drv.c index 1887473cd..9959522ce 100644 --- a/drivers/gpu/drm/meson/meson_drv.c +++ b/drivers/gpu/drm/meson/meson_drv.c @@ -141,8 +141,11 @@ static bool meson_vpu_has_available_connectors(struct device *dev) for_each_endpoint_of_node(dev->of_node, ep) { /* If the endpoint node exists, consider it enabled */ remote = of_graph_get_remote_port(ep); - if (remote) + if (remote) { + of_node_put(remote); + of_node_put(ep); return true; + } } return false; diff --git a/drivers/gpu/drm/meson/meson_plane.c b/drivers/gpu/drm/meson/meson_plane.c index c7daae53f..26ff2dc56 100644 --- a/drivers/gpu/drm/meson/meson_plane.c +++ b/drivers/gpu/drm/meson/meson_plane.c @@ -101,7 +101,7 @@ static void meson_plane_atomic_update(struct drm_plane *plane, /* Enable OSD and BLK0, set max global alpha */ priv->viu.osd1_ctrl_stat = OSD_ENABLE | - (0xFF << OSD_GLOBAL_ALPHA_SHIFT) | + (0x100 << OSD_GLOBAL_ALPHA_SHIFT) | OSD_BLK0_ENABLE; /* Set up BLK0 to point to the right canvas */ diff --git a/drivers/gpu/drm/msm/disp/mdp5/mdp5_pipe.c b/drivers/gpu/drm/msm/disp/mdp5/mdp5_pipe.c index 88de12225..69fe09b41 100644 --- a/drivers/gpu/drm/msm/disp/mdp5/mdp5_pipe.c +++ b/drivers/gpu/drm/msm/disp/mdp5/mdp5_pipe.c @@ -134,12 +134,13 @@ int mdp5_pipe_release(struct drm_atomic_state *s, struct mdp5_hw_pipe *hwpipe) { struct msm_drm_private *priv = s->dev->dev_private; struct mdp5_kms *mdp5_kms = to_mdp5_kms(to_mdp_kms(priv->kms)); - struct mdp5_global_state *state = mdp5_get_global_state(s); + struct mdp5_global_state *state; struct mdp5_hw_pipe_state *new_state; if (!hwpipe) return 0; + state = mdp5_get_global_state(s); if (IS_ERR(state)) return PTR_ERR(state); diff --git a/drivers/gpu/drm/msm/dsi/dsi_cfg.c b/drivers/gpu/drm/msm/dsi/dsi_cfg.c index dcdfb1bb5..ad9d693e1 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_cfg.c +++ b/drivers/gpu/drm/msm/dsi/dsi_cfg.c @@ -105,7 +105,7 @@ static const char * const dsi_8996_bus_clk_names[] = { static const struct msm_dsi_config msm8996_dsi_cfg = { .io_offset = DSI_6G_REG_SHIFT, .reg_cfg = { - .num = 2, + .num = 3, .regs = { {"vdda", 18160, 1 }, /* 1.25 V */ {"vcca", 17000, 32 }, /* 0.925 V */ diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c index f01e245cd..bed0cd72e 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c @@ -355,7 +355,7 @@ int msm_dsi_dphy_timing_calc_v3(struct msm_dsi_dphy_timing *timing, } else { timing->shared_timings.clk_pre = linear_inter(tmax, tmin, pcnt2, 0, false); - timing->shared_timings.clk_pre_inc_by_2 = 0; + timing->shared_timings.clk_pre_inc_by_2 = 0; } timing->ta_go = 3; diff --git a/drivers/gpu/drm/msm/msm_rd.c b/drivers/gpu/drm/msm/msm_rd.c index d4cc5ceb2..bb65aab49 100644 --- a/drivers/gpu/drm/msm/msm_rd.c +++ b/drivers/gpu/drm/msm/msm_rd.c @@ -199,6 +199,9 @@ static int rd_open(struct inode *inode, struct file *file) file->private_data = rd; rd->open = true; + /* Reset fifo to clear any previously unread data: */ + rd->fifo.head = rd->fifo.tail = 0; + /* the parsing tools need to know gpu-id to know which * register database to load. */ diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/base.c index 8bff14ae1..f0368d9a0 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/base.c @@ -33,7 +33,7 @@ nvbios_addr(struct nvkm_bios *bios, u32 *addr, u8 size) { u32 p = *addr; - if (*addr > bios->image0_size && bios->imaged_addr) { + if (*addr >= bios->image0_size && bios->imaged_addr) { *addr -= bios->image0_size; *addr += bios->imaged_addr; } diff --git a/drivers/gpu/drm/radeon/ni_dpm.c b/drivers/gpu/drm/radeon/ni_dpm.c index f86ca163d..a7273c01d 100644 --- a/drivers/gpu/drm/radeon/ni_dpm.c +++ b/drivers/gpu/drm/radeon/ni_dpm.c @@ -2738,10 +2738,10 @@ static int ni_set_mc_special_registers(struct radeon_device *rdev, table->mc_reg_table_entry[k].mc_data[j] |= 0x100; } j++; - if (j > SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE) - return -EINVAL; break; case MC_SEQ_RESERVE_M >> 2: + if (j >= SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE) + return -EINVAL; temp_reg = RREG32(MC_PMG_CMD_MRS1); table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS1 >> 2; table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS1_LP >> 2; @@ -2750,8 +2750,6 @@ static int ni_set_mc_special_registers(struct radeon_device *rdev, (temp_reg & 0xffff0000) | (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff); j++; - if (j > SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE) - return -EINVAL; break; default: break; diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index 59c8a6647..cc1c07963 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -1625,6 +1625,9 @@ int radeon_suspend_kms(struct drm_device *dev, bool suspend, if (r) { /* delay GPU reset to resume */ radeon_fence_driver_force_completion(rdev, i); + } else { + /* finish executing delayed work */ + flush_delayed_work(&rdev->fence_drv[i].lockup_work); } } diff --git a/drivers/gpu/drm/rockchip/cdn-dp-core.c b/drivers/gpu/drm/rockchip/cdn-dp-core.c index 3feab563e..3f992e5a7 100644 --- a/drivers/gpu/drm/rockchip/cdn-dp-core.c +++ b/drivers/gpu/drm/rockchip/cdn-dp-core.c @@ -284,8 +284,9 @@ static int cdn_dp_connector_get_modes(struct drm_connector *connector) return ret; } -static int cdn_dp_connector_mode_valid(struct drm_connector *connector, - struct drm_display_mode *mode) +static enum drm_mode_status +cdn_dp_connector_mode_valid(struct drm_connector *connector, + struct drm_display_mode *mode) { struct cdn_dp_device *dp = connector_to_dp(connector); struct drm_display_info *display_info = &dp->connector.display_info; diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c index c0b647435..69eb0de99 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c @@ -1088,6 +1088,9 @@ static struct drm_crtc_state *vop_crtc_duplicate_state(struct drm_crtc *crtc) { struct rockchip_crtc_state *rockchip_state; + if (WARN_ON(!crtc->state)) + return NULL; + rockchip_state = kzalloc(sizeof(*rockchip_state), GFP_KERNEL); if (!rockchip_state) return NULL; diff --git a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c index 1067e702c..31a2d1ecc 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c +++ b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c @@ -657,9 +657,6 @@ static bool tilcdc_crtc_mode_fixup(struct drm_crtc *crtc, static int tilcdc_crtc_atomic_check(struct drm_crtc *crtc, struct drm_crtc_state *state) { - struct drm_display_mode *mode = &state->mode; - int ret; - /* If we are not active we don't care */ if (!state->active) return 0; @@ -671,12 +668,6 @@ static int tilcdc_crtc_atomic_check(struct drm_crtc *crtc, return -EINVAL; } - ret = tilcdc_crtc_mode_valid(crtc, mode); - if (ret) { - dev_dbg(crtc->dev->dev, "Mode \"%s\" not valid", mode->name); - return -EINVAL; - } - return 0; } @@ -728,13 +719,6 @@ static const struct drm_crtc_funcs tilcdc_crtc_funcs = { .disable_vblank = tilcdc_crtc_disable_vblank, }; -static const struct drm_crtc_helper_funcs tilcdc_crtc_helper_funcs = { - .mode_fixup = tilcdc_crtc_mode_fixup, - .atomic_check = tilcdc_crtc_atomic_check, - .atomic_enable = tilcdc_crtc_atomic_enable, - .atomic_disable = tilcdc_crtc_atomic_disable, -}; - int tilcdc_crtc_max_width(struct drm_crtc *crtc) { struct drm_device *dev = crtc->dev; @@ -749,7 +733,9 @@ int tilcdc_crtc_max_width(struct drm_crtc *crtc) return max_width; } -int tilcdc_crtc_mode_valid(struct drm_crtc *crtc, struct drm_display_mode *mode) +static enum drm_mode_status +tilcdc_crtc_mode_valid(struct drm_crtc *crtc, + const struct drm_display_mode *mode) { struct tilcdc_drm_private *priv = crtc->dev->dev_private; unsigned int bandwidth; @@ -837,6 +823,14 @@ int tilcdc_crtc_mode_valid(struct drm_crtc *crtc, struct drm_display_mode *mode) return MODE_OK; } +static const struct drm_crtc_helper_funcs tilcdc_crtc_helper_funcs = { + .mode_valid = tilcdc_crtc_mode_valid, + .mode_fixup = tilcdc_crtc_mode_fixup, + .atomic_check = tilcdc_crtc_atomic_check, + .atomic_enable = tilcdc_crtc_atomic_enable, + .atomic_disable = tilcdc_crtc_atomic_disable, +}; + void tilcdc_crtc_set_panel_info(struct drm_crtc *crtc, const struct tilcdc_panel_info *info) { diff --git a/drivers/gpu/drm/tilcdc/tilcdc_drv.c b/drivers/gpu/drm/tilcdc/tilcdc_drv.c index e1868776d..96457fe2b 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_drv.c +++ b/drivers/gpu/drm/tilcdc/tilcdc_drv.c @@ -202,7 +202,6 @@ static void tilcdc_fini(struct drm_device *dev) drm_irq_uninstall(dev); drm_mode_config_cleanup(dev); - tilcdc_remove_external_device(dev); if (priv->clk) clk_put(priv->clk); diff --git a/drivers/gpu/drm/tilcdc/tilcdc_drv.h b/drivers/gpu/drm/tilcdc/tilcdc_drv.h index ead512216..35558bbd5 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_drv.h +++ b/drivers/gpu/drm/tilcdc/tilcdc_drv.h @@ -89,7 +89,6 @@ struct tilcdc_drm_private { struct drm_encoder *external_encoder; struct drm_connector *external_connector; - const struct drm_connector_helper_funcs *connector_funcs; bool is_registered; bool is_componentized; @@ -171,7 +170,6 @@ void tilcdc_crtc_set_panel_info(struct drm_crtc *crtc, const struct tilcdc_panel_info *info); void tilcdc_crtc_set_simulate_vesa_sync(struct drm_crtc *crtc, bool simulate_vesa_sync); -int tilcdc_crtc_mode_valid(struct drm_crtc *crtc, struct drm_display_mode *mode); int tilcdc_crtc_max_width(struct drm_crtc *crtc); void tilcdc_crtc_shutdown(struct drm_crtc *crtc); int tilcdc_crtc_update_fb(struct drm_crtc *crtc, diff --git a/drivers/gpu/drm/tilcdc/tilcdc_external.c b/drivers/gpu/drm/tilcdc/tilcdc_external.c index b4eaf9bc8..9c1be0635 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_external.c +++ b/drivers/gpu/drm/tilcdc/tilcdc_external.c @@ -40,64 +40,6 @@ static const struct tilcdc_panel_info panel_info_default = { .raster_order = 0, }; -static int tilcdc_external_mode_valid(struct drm_connector *connector, - struct drm_display_mode *mode) -{ - struct tilcdc_drm_private *priv = connector->dev->dev_private; - int ret; - - ret = tilcdc_crtc_mode_valid(priv->crtc, mode); - if (ret != MODE_OK) - return ret; - - BUG_ON(priv->external_connector != connector); - BUG_ON(!priv->connector_funcs); - - /* If the connector has its own mode_valid call it. */ - if (!IS_ERR(priv->connector_funcs) && - priv->connector_funcs->mode_valid) - return priv->connector_funcs->mode_valid(connector, mode); - - return MODE_OK; -} - -static int tilcdc_add_external_connector(struct drm_device *dev, - struct drm_connector *connector) -{ - struct tilcdc_drm_private *priv = dev->dev_private; - struct drm_connector_helper_funcs *connector_funcs; - - /* There should never be more than one connector */ - if (WARN_ON(priv->external_connector)) - return -EINVAL; - - priv->external_connector = connector; - connector_funcs = devm_kzalloc(dev->dev, sizeof(*connector_funcs), - GFP_KERNEL); - if (!connector_funcs) - return -ENOMEM; - - /* connector->helper_private contains always struct - * connector_helper_funcs pointer. For tilcdc crtc to have a - * say if a specific mode is Ok, we need to install our own - * helper functions. In our helper functions we copy - * everything else but use our own mode_valid() (above). - */ - if (connector->helper_private) { - priv->connector_funcs = connector->helper_private; - *connector_funcs = *priv->connector_funcs; - } else { - priv->connector_funcs = ERR_PTR(-ENOENT); - } - connector_funcs->mode_valid = tilcdc_external_mode_valid; - drm_connector_helper_add(connector, connector_funcs); - - dev_dbg(dev->dev, "External connector '%s' connected\n", - connector->name); - - return 0; -} - static struct drm_connector *tilcdc_encoder_find_connector(struct drm_device *ddev, struct drm_encoder *encoder) @@ -118,40 +60,30 @@ struct drm_connector *tilcdc_encoder_find_connector(struct drm_device *ddev, int tilcdc_add_component_encoder(struct drm_device *ddev) { struct tilcdc_drm_private *priv = ddev->dev_private; - struct drm_connector *connector; - struct drm_encoder *encoder; + struct drm_encoder *encoder = NULL, *iter; - list_for_each_entry(encoder, &ddev->mode_config.encoder_list, head) - if (encoder->possible_crtcs & (1 << priv->crtc->index)) + list_for_each_entry(iter, &ddev->mode_config.encoder_list, head) + if (iter->possible_crtcs & (1 << priv->crtc->index)) { + encoder = iter; break; + } if (!encoder) { dev_err(ddev->dev, "%s: No suitable encoder found\n", __func__); return -ENODEV; } - connector = tilcdc_encoder_find_connector(ddev, encoder); + priv->external_connector = + tilcdc_encoder_find_connector(ddev, encoder); - if (!connector) + if (!priv->external_connector) return -ENODEV; /* Only tda998x is supported at the moment. */ tilcdc_crtc_set_simulate_vesa_sync(priv->crtc, true); tilcdc_crtc_set_panel_info(priv->crtc, &panel_info_tda998x); - return tilcdc_add_external_connector(ddev, connector); -} - -void tilcdc_remove_external_device(struct drm_device *dev) -{ - struct tilcdc_drm_private *priv = dev->dev_private; - - /* Restore the original helper functions, if any. */ - if (IS_ERR(priv->connector_funcs)) - drm_connector_helper_add(priv->external_connector, NULL); - else if (priv->connector_funcs) - drm_connector_helper_add(priv->external_connector, - priv->connector_funcs); + return 0; } static const struct drm_encoder_funcs tilcdc_external_encoder_funcs = { @@ -162,7 +94,6 @@ static int tilcdc_attach_bridge(struct drm_device *ddev, struct drm_bridge *bridge) { struct tilcdc_drm_private *priv = ddev->dev_private; - struct drm_connector *connector; int ret; priv->external_encoder->possible_crtcs = BIT(0); @@ -175,13 +106,12 @@ int tilcdc_attach_bridge(struct drm_device *ddev, struct drm_bridge *bridge) tilcdc_crtc_set_panel_info(priv->crtc, &panel_info_default); - connector = tilcdc_encoder_find_connector(ddev, priv->external_encoder); - if (!connector) + priv->external_connector = + tilcdc_encoder_find_connector(ddev, priv->external_encoder); + if (!priv->external_connector) return -ENODEV; - ret = tilcdc_add_external_connector(ddev, connector); - - return ret; + return 0; } int tilcdc_attach_external_device(struct drm_device *ddev) diff --git a/drivers/gpu/drm/tilcdc/tilcdc_external.h b/drivers/gpu/drm/tilcdc/tilcdc_external.h index 763d18f00..a28b9df68 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_external.h +++ b/drivers/gpu/drm/tilcdc/tilcdc_external.h @@ -19,7 +19,6 @@ #define __TILCDC_EXTERNAL_H__ int tilcdc_add_component_encoder(struct drm_device *dev); -void tilcdc_remove_external_device(struct drm_device *dev); int tilcdc_get_external_components(struct device *dev, struct component_match **match); int tilcdc_attach_external_device(struct drm_device *ddev); diff --git a/drivers/gpu/drm/tilcdc/tilcdc_panel.c b/drivers/gpu/drm/tilcdc/tilcdc_panel.c index 096a33f12..253c555e2 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_panel.c +++ b/drivers/gpu/drm/tilcdc/tilcdc_panel.c @@ -174,14 +174,6 @@ static int panel_connector_get_modes(struct drm_connector *connector) return i; } -static int panel_connector_mode_valid(struct drm_connector *connector, - struct drm_display_mode *mode) -{ - struct tilcdc_drm_private *priv = connector->dev->dev_private; - /* our only constraints are what the crtc can generate: */ - return tilcdc_crtc_mode_valid(priv->crtc, mode); -} - static struct drm_encoder *panel_connector_best_encoder( struct drm_connector *connector) { @@ -199,7 +191,6 @@ static const struct drm_connector_funcs panel_connector_funcs = { static const struct drm_connector_helper_funcs panel_connector_helper_funcs = { .get_modes = panel_connector_get_modes, - .mode_valid = panel_connector_mode_valid, .best_encoder = panel_connector_best_encoder, }; diff --git a/drivers/gpu/drm/tilcdc/tilcdc_tfp410.c b/drivers/gpu/drm/tilcdc/tilcdc_tfp410.c index daebf1aa6..54c6d825b 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_tfp410.c +++ b/drivers/gpu/drm/tilcdc/tilcdc_tfp410.c @@ -183,14 +183,6 @@ static int tfp410_connector_get_modes(struct drm_connector *connector) return ret; } -static int tfp410_connector_mode_valid(struct drm_connector *connector, - struct drm_display_mode *mode) -{ - struct tilcdc_drm_private *priv = connector->dev->dev_private; - /* our only constraints are what the crtc can generate: */ - return tilcdc_crtc_mode_valid(priv->crtc, mode); -} - static struct drm_encoder *tfp410_connector_best_encoder( struct drm_connector *connector) { @@ -209,7 +201,6 @@ static const struct drm_connector_funcs tfp410_connector_funcs = { static const struct drm_connector_helper_funcs tfp410_connector_helper_funcs = { .get_modes = tfp410_connector_get_modes, - .mode_valid = tfp410_connector_mode_valid, .best_encoder = tfp410_connector_best_encoder, }; diff --git a/drivers/gpu/drm/vc4/vc4_dsi.c b/drivers/gpu/drm/vc4/vc4_dsi.c index 0c607eb33..77003ce66 100644 --- a/drivers/gpu/drm/vc4/vc4_dsi.c +++ b/drivers/gpu/drm/vc4/vc4_dsi.c @@ -853,11 +853,9 @@ static bool vc4_dsi_encoder_mode_fixup(struct drm_encoder *encoder, /* Find what divider gets us a faster clock than the requested * pixel clock. */ - for (divider = 1; divider < 8; divider++) { - if (parent_rate / divider < pll_clock) { - divider--; + for (divider = 1; divider < 255; divider++) { + if (parent_rate / (divider + 1) < pll_clock) break; - } } /* Now that we've picked a PLL divider, calculate back to its |