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drm/amdgpu: Fix amdgpu_display_supported_domains logic.

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Add restriction to dissallow GTT domain if the relevant BO
doesn't have USWC flag set to avoid the APU hang scenario.

Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Andrey Grodzovsky
2019-07-26 09:24:35 -04:00
committed by Alex Deucher
parent 354e6e14ef
commit f2bd8a0ed7
6 changed files with 22 additions and 15 deletions
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2
drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
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@@ -4454,7 +4454,7 @@ static int dm_plane_helper_prepare_fb(struct drm_plane *plane,
}
if (plane->type != DRM_PLANE_TYPE_CURSOR)
domain = amdgpu_display_supported_domains(adev);
domain = amdgpu_display_supported_domains(adev, rbo->flags);
else
domain = AMDGPU_GEM_DOMAIN_VRAM;