From 9cab14aa7f6828572f808d1bea60def5f883522c Mon Sep 17 00:00:00 2001 From: Peter Jung Date: Sun, 22 Jan 2023 23:10:03 +0100 Subject: [PATCH 08/16] hdr Signed-off-by: Peter Jung --- .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 110 ++++++++--- .../amd/display/amdgpu_dm/amdgpu_dm_debugfs.c | 57 ++++++ .../gpu/drm/amd/display/dc/core/dc_resource.c | 100 ++++------ drivers/gpu/drm/amd/display/dc/dc_stream.h | 2 +- drivers/gpu/drm/amd/display/dc/dc_types.h | 14 -- drivers/gpu/drm/display/drm_hdmi_helper.c | 8 +- drivers/gpu/drm/drm_atomic.c | 2 + drivers/gpu/drm/drm_connector.c | 181 ++++++++++-------- .../gpu/drm/i915/display/intel_connector.c | 4 +- drivers/gpu/drm/vc4/vc4_hdmi.c | 2 +- include/drm/display/drm_dp.h | 2 +- include/drm/drm_connector.h | 57 +++--- 12 files changed, 327 insertions(+), 212 deletions(-) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 93dee3d1a483..b5eb33a97590 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -5172,21 +5172,46 @@ get_aspect_ratio(const struct drm_display_mode *mode_in) } static enum dc_color_space -get_output_color_space(const struct dc_crtc_timing *dc_crtc_timing) +get_output_color_space(const struct dc_crtc_timing *dc_crtc_timing, + const struct drm_connector_state *connector_state) { enum dc_color_space color_space = COLOR_SPACE_SRGB; - switch (dc_crtc_timing->pixel_encoding) { - case PIXEL_ENCODING_YCBCR422: - case PIXEL_ENCODING_YCBCR444: - case PIXEL_ENCODING_YCBCR420: - { + switch (connector_state->colorspace) { + case DRM_MODE_COLORIMETRY_BT601_YCC: + if (dc_crtc_timing->flags.Y_ONLY) + color_space = COLOR_SPACE_YCBCR601_LIMITED; + else + color_space = COLOR_SPACE_YCBCR601; + break; + case DRM_MODE_COLORIMETRY_BT709_YCC: + if (dc_crtc_timing->flags.Y_ONLY) + color_space = COLOR_SPACE_YCBCR709_LIMITED; + else + color_space = COLOR_SPACE_YCBCR709; + break; + case DRM_MODE_COLORIMETRY_OPRGB: + color_space = COLOR_SPACE_ADOBERGB; + break; + case DRM_MODE_COLORIMETRY_BT2020_RGB: + if (dc_crtc_timing->pixel_encoding == PIXEL_ENCODING_RGB) + color_space = COLOR_SPACE_2020_RGB_FULLRANGE; + else + color_space = COLOR_SPACE_2020_YCBCR; + break; + case DRM_MODE_COLORIMETRY_BT2020_YCC: + color_space = COLOR_SPACE_2020_YCBCR; + break; + case DRM_MODE_COLORIMETRY_DEFAULT: // ITU601 + default: + if (dc_crtc_timing->pixel_encoding == PIXEL_ENCODING_RGB) { + color_space = COLOR_SPACE_SRGB; /* * 27030khz is the separation point between HDTV and SDTV * according to HDMI spec, we use YCbCr709 and YCbCr601 * respectively */ - if (dc_crtc_timing->pix_clk_100hz > 270300) { + } else if (dc_crtc_timing->pix_clk_100hz > 270300) { if (dc_crtc_timing->flags.Y_ONLY) color_space = COLOR_SPACE_YCBCR709_LIMITED; @@ -5199,21 +5224,30 @@ get_output_color_space(const struct dc_crtc_timing *dc_crtc_timing) else color_space = COLOR_SPACE_YCBCR601; } - - } - break; - case PIXEL_ENCODING_RGB: - color_space = COLOR_SPACE_SRGB; - break; - - default: - WARN_ON(1); break; } return color_space; } +static enum display_content_type +get_output_content_type(const struct drm_connector_state *connector_state) +{ + switch (connector_state->content_type) { + default: + case DRM_MODE_CONTENT_TYPE_NO_DATA: + return DISPLAY_CONTENT_TYPE_NO_DATA; + case DRM_MODE_CONTENT_TYPE_GRAPHICS: + return DISPLAY_CONTENT_TYPE_GRAPHICS; + case DRM_MODE_CONTENT_TYPE_PHOTO: + return DISPLAY_CONTENT_TYPE_PHOTO; + case DRM_MODE_CONTENT_TYPE_CINEMA: + return DISPLAY_CONTENT_TYPE_CINEMA; + case DRM_MODE_CONTENT_TYPE_GAME: + return DISPLAY_CONTENT_TYPE_GAME; + } +} + static bool adjust_colour_depth_from_display_info( struct dc_crtc_timing *timing_out, const struct drm_display_info *info) @@ -5307,6 +5341,7 @@ static void fill_stream_properties_from_drm_display_mode( if (stream->signal == SIGNAL_TYPE_HDMI_TYPE_A) { drm_hdmi_avi_infoframe_from_display_mode(&avi_frame, (struct drm_connector *)connector, mode_in); timing_out->vic = avi_frame.video_code; + drm_hdmi_avi_infoframe_colorimetry(&avi_frame, connector_state); drm_hdmi_vendor_infoframe_from_display_mode(&hv_frame, (struct drm_connector *)connector, mode_in); timing_out->hdmi_vic = hv_frame.vic; } @@ -5346,7 +5381,8 @@ static void fill_stream_properties_from_drm_display_mode( } } - stream->output_color_space = get_output_color_space(timing_out); + stream->output_color_space = get_output_color_space(timing_out, connector_state); + stream->content_type = get_output_content_type(connector_state); } static void fill_audio_info(struct audio_info *audio_info, @@ -5786,15 +5822,14 @@ create_stream_for_sink(struct amdgpu_dm_connector *aconnector, { struct drm_display_mode *preferred_mode = NULL; struct drm_connector *drm_connector; - const struct drm_connector_state *con_state = - dm_state ? &dm_state->base : NULL; + const struct drm_connector_state *con_state = &dm_state->base; struct dc_stream_state *stream = NULL; struct drm_display_mode mode; struct drm_display_mode saved_mode; struct drm_display_mode *freesync_mode = NULL; bool native_mode_found = false; bool recalculate_timing = false; - bool scale = dm_state ? (dm_state->scaling != RMX_OFF) : false; + bool scale = dm_state->scaling != RMX_OFF; int mode_refresh; int preferred_refresh = 0; enum color_transfer_func tf = TRANSFER_FUNC_UNKNOWN; @@ -5875,7 +5910,7 @@ create_stream_for_sink(struct amdgpu_dm_connector *aconnector, if (recalculate_timing) drm_mode_set_crtcinfo(&saved_mode, 0); - else if (!dm_state) + else drm_mode_set_crtcinfo(&mode, 0); /* @@ -6404,7 +6439,9 @@ enum drm_mode_status amdgpu_dm_connector_mode_valid(struct drm_connector *connec goto fail; } - stream = create_validate_stream_for_sink(aconnector, mode, NULL, NULL); + stream = create_validate_stream_for_sink(aconnector, mode, + to_dm_connector_state(connector->state), + NULL); if (stream) { dc_stream_release(stream); result = MODE_OK; @@ -6498,6 +6535,14 @@ amdgpu_dm_connector_atomic_check(struct drm_connector *conn, if (!crtc) return 0; + if (new_con_state->colorspace != old_con_state->colorspace) { + new_crtc_state = drm_atomic_get_crtc_state(state, crtc); + if (IS_ERR(new_crtc_state)) + return PTR_ERR(new_crtc_state); + + new_crtc_state->mode_changed = true; + } + if (!drm_connector_atomic_hdr_metadata_equal(old_con_state, new_con_state)) { struct dc_info_packet hdr_infopacket; @@ -6520,7 +6565,7 @@ amdgpu_dm_connector_atomic_check(struct drm_connector *conn, * set is permissible, however. So only force a * modeset if we're entering or exiting HDR. */ - new_crtc_state->mode_changed = + new_crtc_state->mode_changed = new_crtc_state->mode_changed || !old_con_state->hdr_output_metadata || !new_con_state->hdr_output_metadata; } @@ -7041,6 +7086,12 @@ static int amdgpu_dm_connector_get_modes(struct drm_connector *connector) return amdgpu_dm_connector->num_modes; } +static const u32 supported_colorspaces = + BIT(DRM_MODE_COLORIMETRY_BT709_YCC) | + BIT(DRM_MODE_COLORIMETRY_OPRGB) | + BIT(DRM_MODE_COLORIMETRY_BT2020_RGB) | + BIT(DRM_MODE_COLORIMETRY_BT2020_YCC); + void amdgpu_dm_connector_init_helper(struct amdgpu_display_manager *dm, struct amdgpu_dm_connector *aconnector, int connector_type, @@ -7109,7 +7160,7 @@ void amdgpu_dm_connector_init_helper(struct amdgpu_display_manager *dm, drm_connector_attach_max_bpc_property(&aconnector->base, 8, 16); /* This defaults to the max in the range, but we want 8bpc for non-edp. */ - aconnector->base.state->max_bpc = (connector_type == DRM_MODE_CONNECTOR_eDP) ? 16 : 8; + aconnector->base.state->max_bpc = 16; aconnector->base.state->max_requested_bpc = aconnector->base.state->max_bpc; if (connector_type == DRM_MODE_CONNECTOR_eDP && @@ -7118,6 +7169,17 @@ void amdgpu_dm_connector_init_helper(struct amdgpu_display_manager *dm, adev->mode_info.abm_level_property, 0); } + drm_connector_attach_content_type_property(&aconnector->base); + + if (connector_type == DRM_MODE_CONNECTOR_HDMIA) { + if (!drm_mode_create_hdmi_colorspace_property(&aconnector->base, supported_colorspaces)) + drm_connector_attach_colorspace_property(&aconnector->base); + } else if (connector_type == DRM_MODE_CONNECTOR_DisplayPort || + connector_type == DRM_MODE_CONNECTOR_eDP) { + if (!drm_mode_create_dp_colorspace_property(&aconnector->base, supported_colorspaces)) + drm_connector_attach_colorspace_property(&aconnector->base); + } + if (connector_type == DRM_MODE_CONNECTOR_HDMIA || connector_type == DRM_MODE_CONNECTOR_DisplayPort || connector_type == DRM_MODE_CONNECTOR_eDP) { diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c index 461037a3dd75..d95d1c9f4805 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_debugfs.c @@ -935,6 +935,61 @@ static int amdgpu_current_bpc_show(struct seq_file *m, void *data) } DEFINE_SHOW_ATTRIBUTE(amdgpu_current_bpc); +/* + * Returns the current bpc for the crtc. + * Example usage: cat /sys/kernel/debug/dri/0/crtc-0/amdgpu_current_colorspace + */ +static int amdgpu_current_colorspace_show(struct seq_file *m, void *data) +{ + struct drm_crtc *crtc = m->private; + struct drm_device *dev = crtc->dev; + struct dm_crtc_state *dm_crtc_state = NULL; + int res = -ENODEV; + + mutex_lock(&dev->mode_config.mutex); + drm_modeset_lock(&crtc->mutex, NULL); + if (crtc->state == NULL) + goto unlock; + + dm_crtc_state = to_dm_crtc_state(crtc->state); + if (dm_crtc_state->stream == NULL) + goto unlock; + + switch (dm_crtc_state->stream->output_color_space) { + case COLOR_SPACE_SRGB: + seq_printf(m, "RGB"); + break; + case COLOR_SPACE_YCBCR601: + case COLOR_SPACE_YCBCR601_LIMITED: + seq_printf(m, "BT601_YCC"); + break; + case COLOR_SPACE_YCBCR709: + case COLOR_SPACE_YCBCR709_LIMITED: + seq_printf(m, "BT709_YCC"); + break; + case COLOR_SPACE_ADOBERGB: + seq_printf(m, "opRGB"); + break; + case COLOR_SPACE_2020_RGB_FULLRANGE: + seq_printf(m, "BT2020_RGB"); + break; + case COLOR_SPACE_2020_YCBCR: + seq_printf(m, "BT2020_YCC"); + break; + default: + goto unlock; + } + res = 0; + +unlock: + drm_modeset_unlock(&crtc->mutex); + mutex_unlock(&dev->mode_config.mutex); + + return res; +} +DEFINE_SHOW_ATTRIBUTE(amdgpu_current_colorspace); + + /* * Example usage: * Disable dsc passthrough, i.e.,: have dsc decoding at converver, not external RX @@ -3326,6 +3381,8 @@ void crtc_debugfs_init(struct drm_crtc *crtc) #endif debugfs_create_file("amdgpu_current_bpc", 0644, crtc->debugfs_entry, crtc, &amdgpu_current_bpc_fops); + debugfs_create_file("amdgpu_current_colorspace", 0644, crtc->debugfs_entry, + crtc, &amdgpu_current_colorspace_fops); } /* diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c index da164685547d..e00fadf9d0ff 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c @@ -2943,14 +2943,9 @@ static void set_avi_info_frame( uint32_t pixel_encoding = 0; enum scanning_type scan_type = SCANNING_TYPE_NODATA; enum dc_aspect_ratio aspect = ASPECT_RATIO_NO_DATA; - bool itc = false; - uint8_t itc_value = 0; - uint8_t cn0_cn1 = 0; - unsigned int cn0_cn1_value = 0; uint8_t *check_sum = NULL; uint8_t byte_index = 0; union hdmi_info_packet hdmi_info; - union display_content_support support = {0}; unsigned int vic = pipe_ctx->stream->timing.vic; unsigned int rid = pipe_ctx->stream->timing.rid; unsigned int fr_ind = pipe_ctx->stream->timing.fr_index; @@ -3010,23 +3005,32 @@ static void set_avi_info_frame( hdmi_info.bits.S0_S1 = scan_type; /* C0, C1 : Colorimetry */ - if (color_space == COLOR_SPACE_YCBCR709 || - color_space == COLOR_SPACE_YCBCR709_LIMITED) + switch (color_space) { + case COLOR_SPACE_YCBCR709: + case COLOR_SPACE_YCBCR709_LIMITED: hdmi_info.bits.C0_C1 = COLORIMETRY_ITU709; - else if (color_space == COLOR_SPACE_YCBCR601 || - color_space == COLOR_SPACE_YCBCR601_LIMITED) + break; + case COLOR_SPACE_YCBCR601: + case COLOR_SPACE_YCBCR601_LIMITED: hdmi_info.bits.C0_C1 = COLORIMETRY_ITU601; - else { - hdmi_info.bits.C0_C1 = COLORIMETRY_NO_DATA; - } - if (color_space == COLOR_SPACE_2020_RGB_FULLRANGE || - color_space == COLOR_SPACE_2020_RGB_LIMITEDRANGE || - color_space == COLOR_SPACE_2020_YCBCR) { + break; + case COLOR_SPACE_2020_RGB_FULLRANGE: + case COLOR_SPACE_2020_RGB_LIMITEDRANGE: hdmi_info.bits.EC0_EC2 = COLORIMETRYEX_BT2020RGBYCBCR; hdmi_info.bits.C0_C1 = COLORIMETRY_EXTENDED; - } else if (color_space == COLOR_SPACE_ADOBERGB) { + break; + case COLOR_SPACE_2020_YCBCR: + hdmi_info.bits.EC0_EC2 = COLORIMETRYEX_BT2020YCC; + hdmi_info.bits.C0_C1 = COLORIMETRY_EXTENDED; + break; + case COLOR_SPACE_ADOBERGB: hdmi_info.bits.EC0_EC2 = COLORIMETRYEX_ADOBERGB; hdmi_info.bits.C0_C1 = COLORIMETRY_EXTENDED; + break; + case COLOR_SPACE_SRGB: + default: + hdmi_info.bits.C0_C1 = COLORIMETRY_NO_DATA; + break; } if (pixel_encoding && color_space == COLOR_SPACE_2020_YCBCR && @@ -3054,49 +3058,27 @@ static void set_avi_info_frame( /* Active Format Aspect ratio - same as Picture Aspect Ratio. */ hdmi_info.bits.R0_R3 = ACTIVE_FORMAT_ASPECT_RATIO_SAME_AS_PICTURE; - /* TODO: un-hardcode cn0_cn1 and itc */ - - cn0_cn1 = 0; - cn0_cn1_value = 0; - - itc = true; - itc_value = 1; - - support = stream->content_support; - - if (itc) { - if (!support.bits.valid_content_type) { - cn0_cn1_value = 0; - } else { - if (cn0_cn1 == DISPLAY_CONTENT_TYPE_GRAPHICS) { - if (support.bits.graphics_content == 1) { - cn0_cn1_value = 0; - } - } else if (cn0_cn1 == DISPLAY_CONTENT_TYPE_PHOTO) { - if (support.bits.photo_content == 1) { - cn0_cn1_value = 1; - } else { - cn0_cn1_value = 0; - itc_value = 0; - } - } else if (cn0_cn1 == DISPLAY_CONTENT_TYPE_CINEMA) { - if (support.bits.cinema_content == 1) { - cn0_cn1_value = 2; - } else { - cn0_cn1_value = 0; - itc_value = 0; - } - } else if (cn0_cn1 == DISPLAY_CONTENT_TYPE_GAME) { - if (support.bits.game_content == 1) { - cn0_cn1_value = 3; - } else { - cn0_cn1_value = 0; - itc_value = 0; - } - } - } - hdmi_info.bits.CN0_CN1 = cn0_cn1_value; - hdmi_info.bits.ITC = itc_value; + switch (stream->content_type) { + case DISPLAY_CONTENT_TYPE_NO_DATA: + hdmi_info.bits.CN0_CN1 = 0; + hdmi_info.bits.ITC = 0; + break; + case DISPLAY_CONTENT_TYPE_GRAPHICS: + hdmi_info.bits.CN0_CN1 = 0; + hdmi_info.bits.ITC = 1; + break; + case DISPLAY_CONTENT_TYPE_PHOTO: + hdmi_info.bits.CN0_CN1 = 1; + hdmi_info.bits.ITC = 1; + break; + case DISPLAY_CONTENT_TYPE_CINEMA: + hdmi_info.bits.CN0_CN1 = 2; + hdmi_info.bits.ITC = 1; + break; + case DISPLAY_CONTENT_TYPE_GAME: + hdmi_info.bits.CN0_CN1 = 3; + hdmi_info.bits.ITC = 1; + break; } if (stream->qs_bit == 1) { diff --git a/drivers/gpu/drm/amd/display/dc/dc_stream.h b/drivers/gpu/drm/amd/display/dc/dc_stream.h index dfd3df1d2f7e..f78d49e33a6e 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_stream.h +++ b/drivers/gpu/drm/amd/display/dc/dc_stream.h @@ -182,7 +182,6 @@ struct dc_stream_state { */ struct link_encoder *link_enc; struct dc_panel_patch sink_patches; - union display_content_support content_support; struct dc_crtc_timing timing; struct dc_crtc_timing_adjust adjust; struct dc_info_packet vrr_infopacket; @@ -205,6 +204,7 @@ struct dc_stream_state { struct dc_csc_transform csc_color_matrix; enum dc_color_space output_color_space; + enum display_content_type content_type; enum dc_dither_option dither_option; enum view_3d_format view_format; diff --git a/drivers/gpu/drm/amd/display/dc/dc_types.h b/drivers/gpu/drm/amd/display/dc/dc_types.h index dc78e2404b48..fdf58a2e3a75 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_types.h +++ b/drivers/gpu/drm/amd/display/dc/dc_types.h @@ -174,18 +174,6 @@ struct dc_edid { #define AUDIO_INFO_DISPLAY_NAME_SIZE_IN_CHARS 20 -union display_content_support { - unsigned int raw; - struct { - unsigned int valid_content_type :1; - unsigned int game_content :1; - unsigned int cinema_content :1; - unsigned int photo_content :1; - unsigned int graphics_content :1; - unsigned int reserved :27; - } bits; -}; - struct dc_panel_patch { unsigned int dppowerup_delay; unsigned int extra_t12_ms; @@ -218,8 +206,6 @@ struct dc_edid_caps { uint32_t audio_latency; uint32_t video_latency; - union display_content_support content_support; - uint8_t qs_bit; uint8_t qy_bit; diff --git a/drivers/gpu/drm/display/drm_hdmi_helper.c b/drivers/gpu/drm/display/drm_hdmi_helper.c index 0264abe55278..c1e6851b2606 100644 --- a/drivers/gpu/drm/display/drm_hdmi_helper.c +++ b/drivers/gpu/drm/display/drm_hdmi_helper.c @@ -44,10 +44,8 @@ int drm_hdmi_infoframe_set_hdr_metadata(struct hdmi_drm_infoframe *frame, /* Sink EOTF is Bit map while infoframe is absolute values */ if (!is_eotf_supported(hdr_metadata->hdmi_metadata_type1.eotf, - connector->hdr_sink_metadata.hdmi_type1.eotf)) { - DRM_DEBUG_KMS("EOTF Not Supported\n"); - return -EINVAL; - } + connector->hdr_sink_metadata.hdmi_type1.eotf)) + DRM_DEBUG_KMS("Unknown EOTF %d\n", hdr_metadata->hdmi_metadata_type1.eotf); err = hdmi_drm_infoframe_init(frame); if (err < 0) @@ -105,7 +103,7 @@ EXPORT_SYMBOL(drm_hdmi_infoframe_set_hdr_metadata); #define HDMI_COLORIMETRY_DCI_P3_RGB_THEATER (C(3) | EC(7) | ACE(1)) static const u32 hdmi_colorimetry_val[] = { - [DRM_MODE_COLORIMETRY_NO_DATA] = HDMI_COLORIMETRY_NO_DATA, + [DRM_MODE_COLORIMETRY_DEFAULT] = HDMI_COLORIMETRY_NO_DATA, [DRM_MODE_COLORIMETRY_SMPTE_170M_YCC] = HDMI_COLORIMETRY_SMPTE_170M_YCC, [DRM_MODE_COLORIMETRY_BT709_YCC] = HDMI_COLORIMETRY_BT709_YCC, [DRM_MODE_COLORIMETRY_XVYCC_601] = HDMI_COLORIMETRY_XVYCC_601, diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c index f197f59f6d99..d6d04c4ccfc0 100644 --- a/drivers/gpu/drm/drm_atomic.c +++ b/drivers/gpu/drm/drm_atomic.c @@ -1070,6 +1070,8 @@ static void drm_atomic_connector_print_state(struct drm_printer *p, drm_printf(p, "connector[%u]: %s\n", connector->base.id, connector->name); drm_printf(p, "\tcrtc=%s\n", state->crtc ? state->crtc->name : "(null)"); drm_printf(p, "\tself_refresh_aware=%d\n", state->self_refresh_aware); + drm_printf(p, "\tmax_requested_bpc=%d\n", state->max_requested_bpc); + drm_printf(p, "\tcolorspace=%s\n", drm_get_colorspace_name(state->colorspace)); if (connector->connector_type == DRM_MODE_CONNECTOR_WRITEBACK) if (state->writeback_job && state->writeback_job->fb) diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c index 547356e00341..e99d397cd228 100644 --- a/drivers/gpu/drm/drm_connector.c +++ b/drivers/gpu/drm/drm_connector.c @@ -1016,64 +1016,72 @@ static const struct drm_prop_enum_list drm_dp_subconnector_enum_list[] = { DRM_ENUM_NAME_FN(drm_get_dp_subconnector_name, drm_dp_subconnector_enum_list) -static const struct drm_prop_enum_list hdmi_colorspaces[] = { - /* For Default case, driver will set the colorspace */ - { DRM_MODE_COLORIMETRY_DEFAULT, "Default" }, - /* Standard Definition Colorimetry based on CEA 861 */ - { DRM_MODE_COLORIMETRY_SMPTE_170M_YCC, "SMPTE_170M_YCC" }, - { DRM_MODE_COLORIMETRY_BT709_YCC, "BT709_YCC" }, - /* Standard Definition Colorimetry based on IEC 61966-2-4 */ - { DRM_MODE_COLORIMETRY_XVYCC_601, "XVYCC_601" }, - /* High Definition Colorimetry based on IEC 61966-2-4 */ - { DRM_MODE_COLORIMETRY_XVYCC_709, "XVYCC_709" }, - /* Colorimetry based on IEC 61966-2-1/Amendment 1 */ - { DRM_MODE_COLORIMETRY_SYCC_601, "SYCC_601" }, - /* Colorimetry based on IEC 61966-2-5 [33] */ - { DRM_MODE_COLORIMETRY_OPYCC_601, "opYCC_601" }, - /* Colorimetry based on IEC 61966-2-5 */ - { DRM_MODE_COLORIMETRY_OPRGB, "opRGB" }, - /* Colorimetry based on ITU-R BT.2020 */ - { DRM_MODE_COLORIMETRY_BT2020_CYCC, "BT2020_CYCC" }, - /* Colorimetry based on ITU-R BT.2020 */ - { DRM_MODE_COLORIMETRY_BT2020_RGB, "BT2020_RGB" }, - /* Colorimetry based on ITU-R BT.2020 */ - { DRM_MODE_COLORIMETRY_BT2020_YCC, "BT2020_YCC" }, - /* Added as part of Additional Colorimetry Extension in 861.G */ - { DRM_MODE_COLORIMETRY_DCI_P3_RGB_D65, "DCI-P3_RGB_D65" }, - { DRM_MODE_COLORIMETRY_DCI_P3_RGB_THEATER, "DCI-P3_RGB_Theater" }, +static const char * const colorspace_names[] = { + [DRM_MODE_COLORIMETRY_DEFAULT] = "Default", + [DRM_MODE_COLORIMETRY_SMPTE_170M_YCC] = "SMPTE_170M_YCC", + [DRM_MODE_COLORIMETRY_BT709_YCC] = "BT709_YCC", + [DRM_MODE_COLORIMETRY_XVYCC_601] = "XVYCC_601", + [DRM_MODE_COLORIMETRY_XVYCC_709] = "XVYCC_709", + [DRM_MODE_COLORIMETRY_SYCC_601] = "SYCC_601", + [DRM_MODE_COLORIMETRY_OPYCC_601] = "opYCC_601", + [DRM_MODE_COLORIMETRY_OPRGB] = "opRGB", + [DRM_MODE_COLORIMETRY_BT2020_CYCC] = "BT2020_CYCC", + [DRM_MODE_COLORIMETRY_BT2020_RGB] = "BT2020_RGB", + [DRM_MODE_COLORIMETRY_BT2020_YCC] = "BT2020_YCC", + [DRM_MODE_COLORIMETRY_DCI_P3_RGB_D65] = "P3_RGB_D65", + [DRM_MODE_COLORIMETRY_DCI_P3_RGB_THEATER] = "P3_RGB_Theater", + [DRM_MODE_COLORIMETRY_RGB_WIDE_FIXED] = "RGB_WIDE_FIXED", + [DRM_MODE_COLORIMETRY_RGB_WIDE_FLOAT] = "RGB_WIDE_FLOAT", + [DRM_MODE_COLORIMETRY_BT601_YCC] = "BT601_YCC", }; +/** + * drm_get_color_encoding_name - return a string for color encoding + * @encoding: color encoding to compute name of + * + * In contrast to the other drm_get_*_name functions this one here returns a + * const pointer and hence is threadsafe. + */ +const char *drm_get_colorspace_name(enum drm_colorspace colorspace) +{ + if (WARN_ON(colorspace >= ARRAY_SIZE(colorspace_names))) + return "unknown"; + + return colorspace_names[colorspace]; +} + +static const u32 hdmi_colorspaces = + BIT(DRM_MODE_COLORIMETRY_SMPTE_170M_YCC) | + BIT(DRM_MODE_COLORIMETRY_BT709_YCC) | + BIT(DRM_MODE_COLORIMETRY_XVYCC_601) | + BIT(DRM_MODE_COLORIMETRY_XVYCC_709) | + BIT(DRM_MODE_COLORIMETRY_SYCC_601) | + BIT(DRM_MODE_COLORIMETRY_OPYCC_601) | + BIT(DRM_MODE_COLORIMETRY_OPRGB) | + BIT(DRM_MODE_COLORIMETRY_BT2020_CYCC) | + BIT(DRM_MODE_COLORIMETRY_BT2020_RGB) | + BIT(DRM_MODE_COLORIMETRY_BT2020_YCC) | + BIT(DRM_MODE_COLORIMETRY_DCI_P3_RGB_D65) | + BIT(DRM_MODE_COLORIMETRY_DCI_P3_RGB_THEATER); + /* * As per DP 1.4a spec, 2.2.5.7.5 VSC SDP Payload for Pixel Encoding/Colorimetry * Format Table 2-120 */ -static const struct drm_prop_enum_list dp_colorspaces[] = { - /* For Default case, driver will set the colorspace */ - { DRM_MODE_COLORIMETRY_DEFAULT, "Default" }, - { DRM_MODE_COLORIMETRY_RGB_WIDE_FIXED, "RGB_Wide_Gamut_Fixed_Point" }, - /* Colorimetry based on scRGB (IEC 61966-2-2) */ - { DRM_MODE_COLORIMETRY_RGB_WIDE_FLOAT, "RGB_Wide_Gamut_Floating_Point" }, - /* Colorimetry based on IEC 61966-2-5 */ - { DRM_MODE_COLORIMETRY_OPRGB, "opRGB" }, - /* Colorimetry based on SMPTE RP 431-2 */ - { DRM_MODE_COLORIMETRY_DCI_P3_RGB_D65, "DCI-P3_RGB_D65" }, - /* Colorimetry based on ITU-R BT.2020 */ - { DRM_MODE_COLORIMETRY_BT2020_RGB, "BT2020_RGB" }, - { DRM_MODE_COLORIMETRY_BT601_YCC, "BT601_YCC" }, - { DRM_MODE_COLORIMETRY_BT709_YCC, "BT709_YCC" }, - /* Standard Definition Colorimetry based on IEC 61966-2-4 */ - { DRM_MODE_COLORIMETRY_XVYCC_601, "XVYCC_601" }, - /* High Definition Colorimetry based on IEC 61966-2-4 */ - { DRM_MODE_COLORIMETRY_XVYCC_709, "XVYCC_709" }, - /* Colorimetry based on IEC 61966-2-1/Amendment 1 */ - { DRM_MODE_COLORIMETRY_SYCC_601, "SYCC_601" }, - /* Colorimetry based on IEC 61966-2-5 [33] */ - { DRM_MODE_COLORIMETRY_OPYCC_601, "opYCC_601" }, - /* Colorimetry based on ITU-R BT.2020 */ - { DRM_MODE_COLORIMETRY_BT2020_CYCC, "BT2020_CYCC" }, - /* Colorimetry based on ITU-R BT.2020 */ - { DRM_MODE_COLORIMETRY_BT2020_YCC, "BT2020_YCC" }, -}; +static const u32 dp_colorspaces = + BIT(DRM_MODE_COLORIMETRY_RGB_WIDE_FIXED) | + BIT(DRM_MODE_COLORIMETRY_RGB_WIDE_FLOAT) | + BIT(DRM_MODE_COLORIMETRY_OPRGB) | + BIT(DRM_MODE_COLORIMETRY_DCI_P3_RGB_D65) | + BIT(DRM_MODE_COLORIMETRY_BT2020_RGB) | + BIT(DRM_MODE_COLORIMETRY_BT601_YCC) | + BIT(DRM_MODE_COLORIMETRY_BT709_YCC) | + BIT(DRM_MODE_COLORIMETRY_XVYCC_601) | + BIT(DRM_MODE_COLORIMETRY_XVYCC_709) | + BIT(DRM_MODE_COLORIMETRY_SYCC_601) | + BIT(DRM_MODE_COLORIMETRY_OPYCC_601) | + BIT(DRM_MODE_COLORIMETRY_BT2020_CYCC) | + BIT(DRM_MODE_COLORIMETRY_BT2020_YCC); /** * DOC: standard connector properties @@ -1975,33 +1983,58 @@ EXPORT_SYMBOL(drm_mode_create_aspect_ratio_property); * drm_mode_create_dp_colorspace_property() is used for DP connector. */ -/** - * drm_mode_create_hdmi_colorspace_property - create hdmi colorspace property - * @connector: connector to create the Colorspace property on. - * - * Called by a driver the first time it's needed, must be attached to desired - * HDMI connectors. - * - * Returns: - * Zero on success, negative errno on failure. - */ -int drm_mode_create_hdmi_colorspace_property(struct drm_connector *connector) +static int drm_mode_create_colorspace_property(struct drm_connector *connector, + u32 supported_colorspaces) { struct drm_device *dev = connector->dev; + u32 colorspaces = supported_colorspaces | BIT(DRM_MODE_COLORIMETRY_DEFAULT); + struct drm_prop_enum_list enum_list[DRM_MODE_COLORIMETRY_MAX]; + int i, len; if (connector->colorspace_property) return 0; + if (WARN_ON(supported_colorspaces == 0 || + (supported_colorspaces & -BIT(DRM_MODE_COLORIMETRY_MAX)) != 0)) + return -EINVAL; + + len = 0; + for (i = 0; i < DRM_MODE_COLORIMETRY_MAX; i++) { + if ((colorspaces & BIT(i)) == 0) + continue; + + enum_list[len].type = i; + enum_list[len].name = colorspace_names[i]; + len++; + } + connector->colorspace_property = drm_property_create_enum(dev, DRM_MODE_PROP_ENUM, "Colorspace", - hdmi_colorspaces, - ARRAY_SIZE(hdmi_colorspaces)); + enum_list, + len); if (!connector->colorspace_property) return -ENOMEM; return 0; } +/** + * drm_mode_create_hdmi_colorspace_property - create hdmi colorspace property + * @connector: connector to create the Colorspace property on. + * + * Called by a driver the first time it's needed, must be attached to desired + * HDMI connectors. + * + * Returns: + * Zero on success, negative errno on failure. + */ +int drm_mode_create_hdmi_colorspace_property(struct drm_connector *connector, + u32 supported_colorspaces) +{ + u32 colorspaces = supported_colorspaces & hdmi_colorspaces; + + return drm_mode_create_colorspace_property(connector, colorspaces); +} EXPORT_SYMBOL(drm_mode_create_hdmi_colorspace_property); /** @@ -2014,22 +2047,12 @@ EXPORT_SYMBOL(drm_mode_create_hdmi_colorspace_property); * Returns: * Zero on success, negative errno on failure. */ -int drm_mode_create_dp_colorspace_property(struct drm_connector *connector) +int drm_mode_create_dp_colorspace_property(struct drm_connector *connector, + u32 supported_colorspaces) { - struct drm_device *dev = connector->dev; + u32 colorspaces = supported_colorspaces & dp_colorspaces; - if (connector->colorspace_property) - return 0; - - connector->colorspace_property = - drm_property_create_enum(dev, DRM_MODE_PROP_ENUM, "Colorspace", - dp_colorspaces, - ARRAY_SIZE(dp_colorspaces)); - - if (!connector->colorspace_property) - return -ENOMEM; - - return 0; + return drm_mode_create_colorspace_property(connector, colorspaces); } EXPORT_SYMBOL(drm_mode_create_dp_colorspace_property); diff --git a/drivers/gpu/drm/i915/display/intel_connector.c b/drivers/gpu/drm/i915/display/intel_connector.c index 6205ddd3ded0..843a669afd59 100644 --- a/drivers/gpu/drm/i915/display/intel_connector.c +++ b/drivers/gpu/drm/i915/display/intel_connector.c @@ -283,14 +283,14 @@ intel_attach_aspect_ratio_property(struct drm_connector *connector) void intel_attach_hdmi_colorspace_property(struct drm_connector *connector) { - if (!drm_mode_create_hdmi_colorspace_property(connector)) + if (!drm_mode_create_hdmi_colorspace_property(connector, 0xffffffff)) drm_connector_attach_colorspace_property(connector); } void intel_attach_dp_colorspace_property(struct drm_connector *connector) { - if (!drm_mode_create_dp_colorspace_property(connector)) + if (!drm_mode_create_dp_colorspace_property(connector, 0xffffffff)) drm_connector_attach_colorspace_property(connector); } diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index 55744216392b..280d11648712 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -618,7 +618,7 @@ static int vc4_hdmi_connector_init(struct drm_device *dev, if (ret) return ret; - ret = drm_mode_create_hdmi_colorspace_property(connector); + ret = drm_mode_create_hdmi_colorspace_property(connector, 0xffffffff); if (ret) return ret; diff --git a/include/drm/display/drm_dp.h b/include/drm/display/drm_dp.h index e934aab357be..4fc5120392e3 100644 --- a/include/drm/display/drm_dp.h +++ b/include/drm/display/drm_dp.h @@ -1617,7 +1617,7 @@ enum dp_pixelformat { * * This enum is used to indicate DP VSC SDP Colorimetry formats. * It is based on DP 1.4 spec [Table 2-117: VSC SDP Payload for DB16 through - * DB18] and a name of enum member follows DRM_MODE_COLORIMETRY definition. + * DB18] and a name of enum member follows &enum drm_colorimetry definition. * * @DP_COLORIMETRY_DEFAULT: sRGB (IEC 61966-2-1) or * ITU-R BT.601 colorimetry format diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h index 565cf9d3c550..68f26a3ebb99 100644 --- a/include/drm/drm_connector.h +++ b/include/drm/drm_connector.h @@ -30,6 +30,7 @@ #include #include #include +#include #include @@ -371,29 +372,30 @@ enum drm_privacy_screen_status { * a colorspace property which will be created and exposed to * userspace. */ - -/* For Default case, driver will set the colorspace */ -#define DRM_MODE_COLORIMETRY_DEFAULT 0 -/* CEA 861 Normal Colorimetry options */ -#define DRM_MODE_COLORIMETRY_NO_DATA 0 -#define DRM_MODE_COLORIMETRY_SMPTE_170M_YCC 1 -#define DRM_MODE_COLORIMETRY_BT709_YCC 2 -/* CEA 861 Extended Colorimetry Options */ -#define DRM_MODE_COLORIMETRY_XVYCC_601 3 -#define DRM_MODE_COLORIMETRY_XVYCC_709 4 -#define DRM_MODE_COLORIMETRY_SYCC_601 5 -#define DRM_MODE_COLORIMETRY_OPYCC_601 6 -#define DRM_MODE_COLORIMETRY_OPRGB 7 -#define DRM_MODE_COLORIMETRY_BT2020_CYCC 8 -#define DRM_MODE_COLORIMETRY_BT2020_RGB 9 -#define DRM_MODE_COLORIMETRY_BT2020_YCC 10 -/* Additional Colorimetry extension added as part of CTA 861.G */ -#define DRM_MODE_COLORIMETRY_DCI_P3_RGB_D65 11 -#define DRM_MODE_COLORIMETRY_DCI_P3_RGB_THEATER 12 -/* Additional Colorimetry Options added for DP 1.4a VSC Colorimetry Format */ -#define DRM_MODE_COLORIMETRY_RGB_WIDE_FIXED 13 -#define DRM_MODE_COLORIMETRY_RGB_WIDE_FLOAT 14 -#define DRM_MODE_COLORIMETRY_BT601_YCC 15 +enum drm_colorspace { + /* For Default case, driver will set the colorspace */ + DRM_MODE_COLORIMETRY_DEFAULT, + /* CEA 861 Normal Colorimetry options */ + DRM_MODE_COLORIMETRY_SMPTE_170M_YCC, + DRM_MODE_COLORIMETRY_BT709_YCC, + /* CEA 861 Extended Colorimetry Options */ + DRM_MODE_COLORIMETRY_XVYCC_601, + DRM_MODE_COLORIMETRY_XVYCC_709, + DRM_MODE_COLORIMETRY_SYCC_601, + DRM_MODE_COLORIMETRY_OPYCC_601, + DRM_MODE_COLORIMETRY_OPRGB, + DRM_MODE_COLORIMETRY_BT2020_CYCC, + DRM_MODE_COLORIMETRY_BT2020_RGB, + DRM_MODE_COLORIMETRY_BT2020_YCC, + /* Additional Colorimetry extension added as part of CTA 861.G */ + DRM_MODE_COLORIMETRY_DCI_P3_RGB_D65, + DRM_MODE_COLORIMETRY_DCI_P3_RGB_THEATER, + /* Additional Colorimetry Options added for DP 1.4a VSC Colorimetry Format */ + DRM_MODE_COLORIMETRY_RGB_WIDE_FIXED, + DRM_MODE_COLORIMETRY_RGB_WIDE_FLOAT, + DRM_MODE_COLORIMETRY_BT601_YCC, + DRM_MODE_COLORIMETRY_MAX +}; /** * enum drm_bus_flags - bus_flags info for &drm_display_info @@ -828,7 +830,7 @@ struct drm_connector_state { * colorspace change on Sink. This is most commonly used to switch * to wider color gamuts like BT2020. */ - u32 colorspace; + enum drm_colorspace colorspace; /** * @writeback_job: Writeback job for writeback connectors @@ -1835,8 +1837,10 @@ int drm_connector_attach_hdr_output_metadata_property(struct drm_connector *conn bool drm_connector_atomic_hdr_metadata_equal(struct drm_connector_state *old_state, struct drm_connector_state *new_state); int drm_mode_create_aspect_ratio_property(struct drm_device *dev); -int drm_mode_create_hdmi_colorspace_property(struct drm_connector *connector); -int drm_mode_create_dp_colorspace_property(struct drm_connector *connector); +int drm_mode_create_hdmi_colorspace_property(struct drm_connector *connector, + u32 supported_colorspaces); +int drm_mode_create_dp_colorspace_property(struct drm_connector *connector, + u32 supported_colorspaces); int drm_mode_create_content_type_property(struct drm_device *dev); int drm_mode_create_suggested_offset_properties(struct drm_device *dev); @@ -1919,6 +1923,7 @@ void drm_connector_list_iter_end(struct drm_connector_list_iter *iter); bool drm_connector_has_possible_encoder(struct drm_connector *connector, struct drm_encoder *encoder); +const char *drm_get_colorspace_name(enum drm_colorspace colorspace); /** * drm_for_each_connector_iter - connector_list iterator macro -- 2.39.2