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| author | Christian König <christian.koenig@amd.com> | 2024-08-21 14:00:34 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-11-05 10:35:39 -0500 |
| commit | bc566781845bced474109289f6fc03f669efedd1 (patch) | |
| tree | e0868fc902db4ee73d1986f96e7600d3aceeadfe | |
| parent | e2e97435783979124ba92d6870415c57ecfef6a5 (diff) | |
| download | linux-bc566781845bced474109289f6fc03f669efedd1.tar.gz linux-bc566781845bced474109289f6fc03f669efedd1.tar.bz2 linux-bc566781845bced474109289f6fc03f669efedd1.zip | |
drm/amdgpu: stop syncing PRT map operations
Requested by both Bas and Friedrich. Mapping PTEs as PRT doesn't need to
sync for anything.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Friedrich Vock <friedrich.vock@gmx.de>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 6b855810ee86..8d9bf7a0857f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -1161,7 +1161,7 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev, struct amdgpu_bo_va *bo_va, int r; amdgpu_sync_create(&sync); - if (clear || !bo) { + if (clear) { mem = NULL; /* Implicitly sync to command submissions in the same VM before @@ -1176,6 +1176,10 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev, struct amdgpu_bo_va *bo_va, if (r) goto error_free; } + } else if (!bo) { + mem = NULL; + + /* PRT map operations don't need to sync to anything. */ } else { struct drm_gem_object *obj = &bo->tbo.base; |