From 44e121fbf155edc93eceaae273038afbf90f52a7 Mon Sep 17 00:00:00 2001 From: Philip Yang Date: Sun, 27 Mar 2022 22:22:44 -0400 Subject: drm/amdgpu: Add tlb_cb for unlocked update MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Flush TLB needs wait for GPU update fence done. MMU notify callback to unmap range from GPUs uses unlocked GPU page table update, so add tlb_cb to unlocked update fence to increase vm->tlb_seq. Signed-off-by: Philip Yang Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 48f326609976..683b08f756ed 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -927,7 +927,7 @@ int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev, r = vm->update_funcs->commit(¶ms, fence); - if (!unlocked && (!(flags & AMDGPU_PTE_VALID) || params.table_freed)) { + if (!(flags & AMDGPU_PTE_VALID) || params.table_freed) { tlb_cb->vm = vm; if (!fence || !*fence || dma_fence_add_callback(*fence, &tlb_cb->cb, -- cgit