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drm/amdgpu: double fence slot 

we introduced vmid fence, so one hw submission could produce two fences.

Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Chunming Zhou 2016-04-14 10:27:28 +08:00 committed by Alex Deucher
parent 1bf912ffa6
commit 66067ad73c
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
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@ -352,9 +352,9 @@ int amdgpu_fence_driver_init_ring(struct amdgpu_ring *ring,
setup_timer(&ring->fence_drv.fallback_timer, amdgpu_fence_fallback,
(unsigned long)ring);
ring->fence_drv.num_fences_mask = num_hw_submission - 1;
ring->fence_drv.num_fences_mask = num_hw_submission * 2 - 1;
spin_lock_init(&ring->fence_drv.lock);
ring->fence_drv.fences = kcalloc(num_hw_submission, sizeof(void *),
ring->fence_drv.fences = kcalloc(num_hw_submission * 2, sizeof(void *),
GFP_KERNEL);
if (!ring->fence_drv.fences)
return -ENOMEM;