diff options
| author |   Melissa Wen <mwen@igalia.com> | 2022-07-12 10:32:39 -0100 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2022-07-13 12:20:37 -0400 |
| commit | 47053b1e7382628dd30415685ae257f766a311e4 (patch) | |
| tree | 1c6367d942e238f401d93dd1626ea27ac2416dce /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | |
| parent | drm/amd/pm: Prevent divide by zero (diff) | |
| download | linux-dev-47053b1e7382628dd30415685ae257f766a311e4.tar.xz linux-dev-47053b1e7382628dd30415685ae257f766a311e4.zip | |
drm/amd/display: correct check of coverage blend mode
Check the value of per_pixel_alpha to decide whether the Coverage pixel
blend mode is applicable or not.
Fixes: 76818cdd11a2 ("drm/amd/display: add Coverage blend mode for overlay plane")
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Melissa Wen <mwen@igalia.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to '')
| -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 ff9820498cce..d2e628358429 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -5446,7 +5446,7 @@ fill_blending_from_plane_state(const struct drm_plane_state *plane_state, } } - if (per_pixel_alpha && plane_state->pixel_blend_mode == DRM_MODE_BLEND_COVERAGE) + if (*per_pixel_alpha && plane_state->pixel_blend_mode == DRM_MODE_BLEND_COVERAGE) *pre_multiplied_alpha = false; } |