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| author | Joshua Ashton <joshua@froggi.es> | 2023-01-10 22:50:42 +0000 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-01-18 23:15:34 -0500 |
| commit | 973a9c810c785ac270a6d50d8cf862b0c1643a10 (patch) | |
| tree | 72d40a4186c9e9a41c761ef43904d3dd9b672f35 /drivers/gpu/drm/amd/amdgpu/amdgpu_job.c | |
| parent | 79601b894849cb6f6d6122e6590f1887ac4a66b3 (diff) | |
drm/amd/display: Fix COLOR_SPACE_YCBCR2020_TYPE matrix
The YCC conversion matrix for RGB -> COLOR_SPACE_YCBCR2020_TYPE is
missing the values for the fourth column of the matrix.
The fourth column of the matrix is essentially just a value that is
added given that the color is 3 components in size.
These values are needed to bias the chroma from the [-1, 1] -> [0, 1]
range.
This fixes color being very green when using Gamescope HDR on HDMI
output which prefers YCC 4:4:4.
Fixes: 40df2f809e8f ("drm/amd/display: color space ycbcr709 support")
Reviewed-by: Melissa Wen <mwen@igalia.com>
Signed-off-by: Joshua Ashton <joshua@froggi.es>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_job.c')
0 files changed, 0 insertions, 0 deletions