drm/amdgpu: add optional ring to *_hdp callbacks

This adds an optional ring to the invalidate_hdp and flush_hdp
callbacks. If the ring isn't specified or the emit_wreg function not
available the HDP operation will be done with the CPU otherwise by
writing on the ring.

Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 2dca47ad4f09..0df52cb1765b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -854,7 +854,7 @@ restart:
         if (vm->use_cpu_for_update) {
                 /* Flush HDP */
                 mb();
-                amdgpu_asic_flush_hdp(adev);
+                amdgpu_asic_flush_hdp(adev, NULL);
         } else if (params.ib->length_dw == 0) {
                 amdgpu_job_free(job);
         } else {
@@ -1436,7 +1436,7 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev,
         if (vm->use_cpu_for_update) {
                 /* Flush HDP */
                 mb();
-                amdgpu_asic_flush_hdp(adev);
+                amdgpu_asic_flush_hdp(adev, NULL);
         }
 
         spin_lock(&vm->status_lock);