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authorMelissa Wen <[email protected]>2022-07-12 10:32:39 -0100
committerAlex Deucher <[email protected]>2022-07-13 11:25:18 -0400
commit3fb0fdd7758d3b850db82899f532dc71f6909c02 (patch)
treef70f8cf4dc7f20004bf03b180ffc164ba13b7bf2
parent1e866f1fe528bc0158cdcd589053753032bdb52c (diff)
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 <[email protected]> Reported-by: Dan Carpenter <[email protected]> Reviewed-by: Harry Wentland <[email protected]> Signed-off-by: Melissa Wen <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c2
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 d96a99d1c09e..c66ecedf64e5 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -5550,7 +5550,7 @@ 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;
}