Commit c79cf5a7 authored by Pierre-Eric Pelloux-Prayer's avatar Pierre-Eric Pelloux-Prayer Committed by Alex Deucher
Browse files

drm/amdgpu: remove gart_window_lock usage from gmc v12 



This lock was part of the SDMA workaround originally implemented in
gmc_v10_0_flush_gpu_tlb (a70cb217 moved it to
amdgpu_gmc_flush_gpu_tlb).

This means this lock is useless and be safely dropped.

Signed-off-by: default avatarPierre-Eric Pelloux-Prayer <pierre-eric.pelloux-prayer@amd.com>
Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 0c1beb7c

drivers/gpu/drm/amd/amdgpu/gmc_v12_0.c

+0 −2
Original line number Diff line number Diff line
@@ -312,9 +312,7 @@ static void gmc_v12_0_flush_gpu_tlb(struct amdgpu_device *adev, uint32_t vmid, 
		return;

	}



	mutex_lock(&adev->mman.gtt_window_lock);

	gmc_v12_0_flush_vm_hub(adev, vmid, vmhub, 0);

	mutex_unlock(&adev->mman.gtt_window_lock);

	return;

}