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authorAlex Deucher <alexander.deucher@amd.com>2018-01-05 10:33:48 -0500
committerAlex Deucher <alexander.deucher@amd.com>2018-02-19 14:17:14 -0500
commit64b9342f31363eee93d0d3e1fa87622fe2929732 (patch)
tree5499101c7ee524417062f6adcc3f6fc3169c3001 /drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
parentb1d128689f9c602a3dbea37b47a27a568d55754d (diff)
drm/amdgpu: drop extra tlb invalidation in gpuvm
We only need to flush the HDP here, not invalidate the TLB. Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index df0f99741b73..114571f29c7a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -857,7 +857,6 @@ restart:
857 /* Flush HDP */ 857 /* Flush HDP */
858 mb(); 858 mb();
859 amdgpu_asic_flush_hdp(adev); 859 amdgpu_asic_flush_hdp(adev);
860 amdgpu_gart_flush_gpu_tlb(adev, 0);
861 } else if (params.ib->length_dw == 0) { 860 } else if (params.ib->length_dw == 0) {
862 amdgpu_job_free(job); 861 amdgpu_job_free(job);
863 } else { 862 } else {
@@ -1459,7 +1458,6 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev,
1459 /* Flush HDP */ 1458 /* Flush HDP */
1460 mb(); 1459 mb();
1461 amdgpu_asic_flush_hdp(adev); 1460 amdgpu_asic_flush_hdp(adev);
1462 amdgpu_gart_flush_gpu_tlb(adev, 0);
1463 } 1461 }
1464 1462
1465 spin_lock(&vm->status_lock); 1463 spin_lock(&vm->status_lock);