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| author |   Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl> | 2020-01-02 13:40:49 +0100 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2020-10-30 14:27:22 -0400 |
| commit | b35ce7b364ec80b54f48a8fdf9fb74667774d2da (patch) | |
| tree | 901a233d52e6baf56faaab936a4a39f01e869798 | |
| parent | drm/amd/pm: fix compile warnings about variable used uninitialized (diff) | |
| download | linux-rng-b35ce7b364ec80b54f48a8fdf9fb74667774d2da.tar.xz linux-rng-b35ce7b364ec80b54f48a8fdf9fb74667774d2da.zip | |
drm/amd/display: Do not silently accept DCC for multiplane formats.
Silently accepting it could result in corruption.
Signed-off-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 2 |
1 files changed, 1 insertions, 1 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 ba49322bd686..72bfc56ab3c8 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -3829,7 +3829,7 @@ fill_plane_dcc_attributes(struct amdgpu_device *adev, return 0; if (format >= SURFACE_PIXEL_FORMAT_VIDEO_BEGIN) - return 0; + return -EINVAL; if (!dc->cap_funcs.get_dcc_compression_cap) return -EINVAL; |