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drm/amdgpu/umsch: don't execute umsch test when GPU is in reset/suspend

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umsch test needs full GPU functionality(e.g., VM update, TLB flush,
possibly buffer moving under memory pressure) which may be not ready
under these states. Just skip it to avoid potential issues.

Signed-off-by: Lang Yu <Lang.Yu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Veerabadhran Gopalakrishnan <Veerabadhran.Gopalakrishnan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
This commit is contained in:
Lang Yu 2024-04-19 15:40:08 +08:00 committed by Alex Deucher
parent e26305f369
commit 661d71ee5a
1 changed files with 3 additions and 0 deletions
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3
drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.c
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@ -774,6 +774,9 @@ static int umsch_mm_late_init(void *handle)
{ {
struct amdgpu_device *adev = (struct amdgpu_device *)handle; struct amdgpu_device *adev = (struct amdgpu_device *)handle;
if (amdgpu_in_reset(adev) || adev->in_s0ix || adev->in_suspend)
return 0;
return umsch_mm_test(adev); return umsch_mm_test(adev);
} }