From: Nicholas Kazlauskas <nicholas.kazlaus...@amd.com>
[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.
Change-Id: Ie3eb9800a9a7954d05f691b277e7ca5a25164d5d
Signed-off-by: Nicholas Kazlauskas <nicholas.kazlaus...@amd.com>
Reviewed-by: Sun peng Li <sunpeng...@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet la...@amd.com>
---
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
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 6e922099f616..9a1ef3df717e 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -4281,6 +4281,18 @@ 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 */
--
2.17.1
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