From f6bd79424cd02f5726c294916d9afb3cf031080c Mon Sep 17 00:00:00 2001 From: Monk Liu Date: Wed, 8 Feb 2017 16:51:06 +0800 Subject: drm/amdgpu:use clear_ring to clr RB In resume routine, we need clr RB prior to the ring test of engine, otherwise some engine hang duplicated during GPU reset. Signed-off-by: Monk Liu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c index 7c842b7f1004..cead88ac3788 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c @@ -230,7 +230,7 @@ int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring, dev_err(adev->dev, "(%d) ring create failed\n", r); return r; } - memset((void *)ring->ring, 0, ring->ring_size); + amdgpu_ring_clear_ring(ring); } ring->ptr_mask = (ring->ring_size / 4) - 1; ring->max_dw = max_dw; -- cgit v1.2.3-70-g09d2