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_gart.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c
index 18d23878ad14..56b0b305a9fb 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c
@@ -247,7 +247,7 @@ int amdgpu_gart_unbind(struct amdgpu_device *adev, uint64_t offset,
                 }
         }
         mb();
-        amdgpu_asic_flush_hdp(adev);
+        amdgpu_asic_flush_hdp(adev, NULL);
         amdgpu_gmc_flush_gpu_tlb(adev, 0);
         return 0;
 }
@@ -330,7 +330,7 @@ int amdgpu_gart_bind(struct amdgpu_device *adev, uint64_t offset,
                 return r;
 
         mb();
-        amdgpu_asic_flush_hdp(adev);
+        amdgpu_asic_flush_hdp(adev, NULL);
         amdgpu_gmc_flush_gpu_tlb(adev, 0);
         return 0;
 }