drm/amd/display: Add DRM color properties for primary planes (fc8e5230) · Commits · 戴 / test

[Why] We need DC's color space to match the color encoding and color space specified by userspace to correctly render YUV surfaces. [How] Add the DRM color properties when the DC plane supports NV12. Signed-off-by:

Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> Reviewed-by:

Sun peng Li <Sunpeng.Li@amd.com> Acked-by:

Bhawanpreet Lakha <Bhawanpreet <Lakha@amd.com> Signed-off-by:

Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c

+12 −0

Original line number	Diff line number	Diff line
		@@ -4195,6 +4195,18 @@ static int amdgpu_dm_plane_init(struct amdgpu_display_manager *dm,
		drm_plane_create_blend_mode_property(plane, blend_caps);
		}

		if (plane->type == DRM_PLANE_TYPE_PRIMARY &&
		plane_cap && plane_cap->supports_nv12) {
		/* This only affects YUV formats. */
		drm_plane_create_color_properties(
		plane,
		BIT(DRM_COLOR_YCBCR_BT601) \|
		BIT(DRM_COLOR_YCBCR_BT709),
		BIT(DRM_COLOR_YCBCR_LIMITED_RANGE) \|
		BIT(DRM_COLOR_YCBCR_FULL_RANGE),
		DRM_COLOR_YCBCR_BT709, DRM_COLOR_YCBCR_LIMITED_RANGE);
		}

		drm_plane_helper_add(plane, &dm_plane_helper_funcs);

		/* Create (reset) the plane state */

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