[PATCH 1/8] drm/amd/display: Do not silently accept DCC for multiplane formats.

[Bas Nieuwenhuizen]

Silently accepting it could result in corruption.

Signed-off-by: Bas Nieuwenhuizen <bas at basnieuwenhuizen.nl>
---
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

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 f348693217d8..005331c772b7 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -3637,7 +3637,7 @@ 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;
-- 
2.28.0