Commit 78ab0a38 authored Sep 09, 2016 by Christian König Committed by Alex Deucher Sep 14, 2016

drm/amdgpu: unbind GTT only when it is bound



Doesn't make much sense to clear the GTT when it was never filled.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

parent 9702d40d

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

+3 −0

Original line number	Diff line number	Diff line
		@@ -733,6 +733,9 @@ static int amdgpu_ttm_backend_unbind(struct ttm_tt *ttm)
		{
		struct amdgpu_ttm_tt gtt = (void )ttm;

		if (!amdgpu_ttm_is_bound(ttm))
		return 0;

		/* unbind shouldn't be done for GDS/GWS/OA in ttm_bo_clean_mm */
		if (gtt->adev->gart.ready)
		amdgpu_gart_unbind(gtt->adev, gtt->offset, ttm->num_pages);

Admin message