From 64b9342f31363eee93d0d3e1fa87622fe2929732 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Fri, 5 Jan 2018 10:33:48 -0500 Subject: [PATCH] drm/amdgpu: drop extra tlb invalidation in gpuvm MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit We only need to flush the HDP here, not invalidate the TLB. Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index df0f99741b736..114571f29c7ad 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -857,7 +857,6 @@ restart: /* 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); } else { @@ -1459,7 +1458,6 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev, /* Flush HDP */ mb(); amdgpu_asic_flush_hdp(adev); - amdgpu_gart_flush_gpu_tlb(adev, 0); } spin_lock(&vm->status_lock); -- 2.30.2