drm/amdgpu: return the common fence from amdgpu_fence_emit
Try to avoid using the hardware specific fences even more.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
index d94b13a..83599f2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
@@ -91,28 +91,29 @@
* amdgpu_fence_emit - emit a fence on the requested ring
*
* @ring: ring the fence is associated with
- * @fence: amdgpu fence object
+ * @f: resulting fence object
*
* Emits a fence command on the requested ring (all asics).
* Returns 0 on success, -ENOMEM on failure.
*/
-int amdgpu_fence_emit(struct amdgpu_ring *ring, struct amdgpu_fence **fence)
+int amdgpu_fence_emit(struct amdgpu_ring *ring, struct fence **f)
{
struct amdgpu_device *adev = ring->adev;
+ struct amdgpu_fence *fence;
- *fence = kmem_cache_alloc(amdgpu_fence_slab, GFP_KERNEL);
- if ((*fence) == NULL) {
+ fence = kmem_cache_alloc(amdgpu_fence_slab, GFP_KERNEL);
+ if (fence == NULL)
return -ENOMEM;
- }
- (*fence)->seq = ++ring->fence_drv.sync_seq;
- (*fence)->ring = ring;
- fence_init(&(*fence)->base, &amdgpu_fence_ops,
- &ring->fence_drv.fence_queue.lock,
- adev->fence_context + ring->idx,
- (*fence)->seq);
+
+ fence->seq = ++ring->fence_drv.sync_seq;
+ fence->ring = ring;
+ fence_init(&fence->base, &amdgpu_fence_ops,
+ &ring->fence_drv.fence_queue.lock,
+ adev->fence_context + ring->idx,
+ fence->seq);
amdgpu_ring_emit_fence(ring, ring->fence_drv.gpu_addr,
- (*fence)->seq,
- AMDGPU_FENCE_FLAG_INT);
+ fence->seq, AMDGPU_FENCE_FLAG_INT);
+ *f = &fence->base;
return 0;
}