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From: Werner Sembach <wse@tuxedocomputers.com>
To: harry.wentland@amd.com, sunpeng.li@amd.com,
	alexander.deucher@amd.com, christian.koenig@amd.com,
	airlied@linux.ie, daniel@ffwll.ch,
	maarten.lankhorst@linux.intel.com, mripard@kernel.org,
	tzimmermann@suse.de, jani.nikula@linux.intel.com,
	joonas.lahtinen@linux.intel.com, rodrigo.vivi@intel.com,
	amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
	linux-kernel@vger.kernel.org, intel-gfx@lists.freedesktop.org
Cc: Werner Sembach <wse@tuxedocomputers.com>
Subject: [PATCH v4 14/17] drm/i915/display: Add handling for new "preferred color format" property
Date: Fri, 18 Jun 2021 11:11:13 +0200	[thread overview]
Message-ID: <20210618091116.14428-15-wse@tuxedocomputers.com> (raw)
In-Reply-To: <20210618091116.14428-1-wse@tuxedocomputers.com>

This commit implements the "preferred color format" drm property for the
Intel GPU driver.

Signed-off-by: Werner Sembach <wse@tuxedocomputers.com>
---
 drivers/gpu/drm/i915/display/intel_dp.c     | 7 ++++++-
 drivers/gpu/drm/i915/display/intel_dp_mst.c | 5 +++++
 drivers/gpu/drm/i915/display/intel_hdmi.c   | 6 ++++++
 3 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index 214010f7cbec..4c01ab887904 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -616,9 +616,12 @@ intel_dp_output_format(struct drm_connector *connector,
 {
 	struct intel_dp *intel_dp = intel_attached_dp(to_intel_connector(connector));
 	const struct drm_display_info *info = &connector->display_info;
+	const struct drm_connector_state *connector_state = connector->state;
 
 	if (!connector->ycbcr_420_allowed ||
-	    !drm_mode_is_420_only(info, mode))
+	    !(drm_mode_is_420_only(info, mode) ||
+	    (drm_mode_is_420_also(info, mode) && connector_state &&
+	    connector_state->preferred_color_format == DRM_COLOR_FORMAT_YCRCB420)))
 		return INTEL_OUTPUT_FORMAT_RGB;
 
 	if (intel_dp->dfp.rgb_to_ycbcr &&
@@ -4691,11 +4694,13 @@ intel_dp_add_properties(struct intel_dp *intel_dp, struct drm_connector *connect
 	if (HAS_GMCH(dev_priv)) {
 		drm_connector_attach_max_bpc_property(connector, 6, 10);
 		drm_connector_attach_active_bpc_property(connector, 6, 10);
+		drm_connector_attach_preferred_color_format_property(connector);
 		drm_connector_attach_active_color_format_property(connector);
 		drm_connector_attach_active_color_range_property(connector);
 	} else if (DISPLAY_VER(dev_priv) >= 5) {
 		drm_connector_attach_max_bpc_property(connector, 6, 12);
 		drm_connector_attach_active_bpc_property(connector, 6, 12);
+		drm_connector_attach_preferred_color_format_property(connector);
 		drm_connector_attach_active_color_format_property(connector);
 		drm_connector_attach_active_color_range_property(connector);
 	}
diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c
index cb876175258f..67f0fb649876 100644
--- a/drivers/gpu/drm/i915/display/intel_dp_mst.c
+++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c
@@ -856,6 +856,11 @@ static struct drm_connector *intel_dp_add_mst_connector(struct drm_dp_mst_topolo
 	if (connector->active_bpc_property)
 		drm_connector_attach_active_bpc_property(connector, 6, 12);
 
+	connector->preferred_color_format_property =
+		intel_dp->attached_connector->base.preferred_color_format_property;
+	if (connector->preferred_color_format_property)
+		drm_connector_attach_preferred_color_format_property(connector);
+
 	connector->active_color_format_property =
 		intel_dp->attached_connector->base.active_color_format_property;
 	if (connector->active_color_format_property)
diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c
index dacac23a6c30..bce253bc5b16 100644
--- a/drivers/gpu/drm/i915/display/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/display/intel_hdmi.c
@@ -2153,6 +2153,11 @@ static int intel_hdmi_compute_output_format(struct intel_encoder *encoder,
 		crtc_state->output_format = INTEL_OUTPUT_FORMAT_RGB;
 	}
 
+	if (connector->ycbcr_420_allowed &&
+	    conn_state->preferred_color_format == DRM_COLOR_FORMAT_YCRCB420 &&
+	    drm_mode_is_420_also(&connector->display_info, adjusted_mode))
+		crtc_state->output_format = INTEL_OUTPUT_FORMAT_YCBCR420;
+
 	ret = intel_hdmi_compute_clock(encoder, crtc_state);
 	if (ret) {
 		if (crtc_state->output_format != INTEL_OUTPUT_FORMAT_YCBCR420 &&
@@ -2516,6 +2521,7 @@ intel_hdmi_add_properties(struct intel_hdmi *intel_hdmi, struct drm_connector *c
 	if (!HAS_GMCH(dev_priv)) {
 		drm_connector_attach_max_bpc_property(connector, 8, 12);
 		drm_connector_attach_active_bpc_property(connector, 8, 12);
+		drm_connector_attach_preferred_color_format_property(connector);
 		drm_connector_attach_active_color_format_property(connector);
 		drm_connector_attach_active_color_range_property(connector);
 	}
-- 
2.25.1


  parent reply	other threads:[~2021-06-18  9:12 UTC|newest]

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-18  9:10 [PATCH v4 00/17] New uAPI drm properties for color management Werner Sembach
2021-06-18  9:11 ` [PATCH v4 01/17] drm/amd/display: Remove unnecessary SIGNAL_TYPE_HDMI_TYPE_A check Werner Sembach
2021-06-18  9:11 ` [PATCH v4 02/17] drm/amd/display: Add missing cases convert_dc_color_depth_into_bpc Werner Sembach
2021-06-18  9:11 ` [PATCH v4 03/17] drm/uAPI: Add "active bpc" as feedback channel for "max bpc" drm property Werner Sembach
2021-06-22  6:46   ` Pekka Paalanen
2021-06-28 17:03   ` Werner Sembach
2021-06-29 11:02     ` Werner Sembach
2021-06-30  8:21       ` Pekka Paalanen
2021-06-30  9:42         ` Werner Sembach
2021-07-01  7:42           ` Pekka Paalanen
2021-07-01 11:30             ` Werner Sembach
2021-07-14 18:18               ` Werner Sembach
2021-07-15  9:10                 ` Pekka Paalanen
2021-06-18  9:11 ` [PATCH v4 04/17] drm/amd/display: Add handling for new "active bpc" property Werner Sembach
2021-06-18  9:11 ` [PATCH v4 05/17] drm/i915/display: " Werner Sembach
2021-06-18  9:11 ` [PATCH v4 06/17] drm/uAPI: Add "active color format" drm property as feedback for userspace Werner Sembach
2021-06-22  6:48   ` Pekka Paalanen
2021-06-18  9:11 ` [PATCH v4 07/17] drm/amd/display: Add handling for new "active color format" property Werner Sembach
2021-06-18  9:11 ` [PATCH v4 08/17] drm/i915/display: " Werner Sembach
2021-06-18  9:11 ` [PATCH v4 09/17] drm/uAPI: Add "active color range" drm property as feedback for userspace Werner Sembach
2021-06-22  7:00   ` Pekka Paalanen
2021-06-22  9:50     ` Werner Sembach
2021-06-22 11:48       ` Simon Ser
2021-06-23  7:32         ` Pekka Paalanen
2021-06-23 10:17           ` Werner Sembach
2021-06-23 11:14             ` Pekka Paalanen
2021-06-23 11:19               ` Werner Sembach
2021-06-18  9:11 ` [PATCH v4 10/17] drm/amd/display: Add handling for new "active color range" property Werner Sembach
2021-06-18  9:11 ` [PATCH v4 11/17] drm/i915/display: " Werner Sembach
2021-06-18  9:11 ` [PATCH v4 12/17] drm/uAPI: Add "preferred color format" drm property as setting for userspace Werner Sembach
2021-06-22  7:15   ` Pekka Paalanen
2021-06-29  8:12     ` Simon Ser
2021-06-29 11:17       ` Pekka Paalanen
2021-06-29 11:39         ` Werner Sembach
2021-06-30  8:41           ` Pekka Paalanen
2021-06-30  9:20             ` Werner Sembach
2021-07-01  8:07               ` Pekka Paalanen
2021-07-01 12:50                 ` Werner Sembach
2021-07-01 13:24                   ` Pekka Paalanen
2021-07-05 15:49                     ` Werner Sembach
2021-07-06  7:09                       ` Pekka Paalanen
2021-07-14 17:59                         ` Werner Sembach
2021-06-18  9:11 ` [PATCH v4 13/17] drm/amd/display: Add handling for new "preferred color format" property Werner Sembach
2021-06-18  9:11 ` Werner Sembach [this message]
2021-06-18  9:11 ` [PATCH v4 15/17] drm/uAPI: Move "Broadcast RGB" property from driver specific to general context Werner Sembach
2021-06-22  7:25   ` Pekka Paalanen
2021-06-22  9:57     ` Werner Sembach
2021-06-23  7:48       ` Pekka Paalanen
2021-06-23 10:10         ` Werner Sembach
2021-06-23 11:26           ` Pekka Paalanen
2021-06-25  8:48             ` Werner Sembach
2021-06-18  9:11 ` [PATCH v4 16/17] drm/i915/display: Use the general "Broadcast RGB" implementation Werner Sembach
2021-06-18  9:11 ` [PATCH v4 17/17] drm/amd/display: Add handling for new "Broadcast RGB" property Werner Sembach
2021-06-22  7:29   ` Pekka Paalanen
2021-06-22  9:28     ` Werner Sembach
2021-06-23  8:01       ` Pekka Paalanen
2021-06-23  9:58         ` Werner Sembach

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