From: Christian König Date: Wed, 21 Aug 2024 12:00:34 +0000 (+0200) Subject: drm/amdgpu: stop syncing PRT map operations X-Git-Tag: v6.13-rc1~26^2~9^2~3 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=bc566781845bced474109289f6fc03f669efedd1;p=linux-2.6-block.git 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 Reviewed-by: Friedrich Vock Signed-off-by: Alex Deucher --- 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;