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| author | Lang Yu <Lang.Yu@amd.com> | 2024-04-19 15:40:08 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-04-26 17:22:38 -0400 |
| commit | a522ec528cc74377e541e49555ba8739c4e5d4be (patch) | |
| tree | fcb3e0c1fe5420786fd9c8348909cc810cd64dcd | |
| parent | f989ecccdf6bfe985b89d713db1b6c46ae582b64 (diff) | |
| download | linux-stable-a522ec528cc74377e541e49555ba8739c4e5d4be.tar.gz linux-stable-a522ec528cc74377e541e49555ba8739c4e5d4be.tar.bz2 linux-stable-a522ec528cc74377e541e49555ba8739c4e5d4be.zip | |
drm/amdgpu/umsch: don't execute umsch test when GPU is in reset/suspend
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>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.c index 0df97c3e3a70..f7c73533e336 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.c @@ -774,6 +774,9 @@ static int umsch_mm_late_init(void *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); } |