From b1d128689f9c602a3dbea37b47a27a568d55754d Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 5 Jan 2018 10:25:57 -0500 Subject: drm/amdgpu: adjust HDP write queue flushing for tlb invalidation MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Separate tlb invalidation and hdp flushing and move the HDP flush to the caller. Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 2 ++ 1 file changed, 2 insertions(+) (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 5afbc5e714d0..df0f99741b73 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -856,6 +856,7 @@ restart: if (vm->use_cpu_for_update) { /* Flush HDP */ mb(); + amdgpu_asic_flush_hdp(adev); amdgpu_gart_flush_gpu_tlb(adev, 0); } else if (params.ib->length_dw == 0) { amdgpu_job_free(job); @@ -1457,6 +1458,7 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev, if (vm->use_cpu_for_update) { /* Flush HDP */ mb(); + amdgpu_asic_flush_hdp(adev); amdgpu_gart_flush_gpu_tlb(adev, 0); } -- cgit v1.2.3-70-g09d2