drm/amdgpu: adjust HDP write queue flushing for tlb invalidation
Separate tlb invalidation and hdp flushing and move the HDP
flush to the caller.
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 5afbc5e..df0f997 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -856,6 +856,7 @@ int amdgpu_vm_update_directories(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);
} 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);
}