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drm/amdgpu: drop extra tlb invalidation in gpuvm

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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>
This commit is contained in:
Alex Deucher 2018-01-05 10:33:48 -05:00
parent b1d128689f
commit 64b9342f31
1 changed files with 0 additions and 2 deletions
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2
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
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@ -857,7 +857,6 @@ int amdgpu_vm_update_directories(struct amdgpu_device *adev,
/* 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);