51 void drm_sched_fence_scheduled(struct drm_sched_fence *fence)  in drm_sched_fence_scheduled()  argument
53 	int ret = dma_fence_signal(&fence->scheduled);  in drm_sched_fence_scheduled()
56 		DMA_FENCE_TRACE(&fence->scheduled,  in drm_sched_fence_scheduled()
59 		DMA_FENCE_TRACE(&fence->scheduled,  in drm_sched_fence_scheduled()
63 void drm_sched_fence_finished(struct drm_sched_fence *fence)  in drm_sched_fence_finished()  argument
65 	int ret = dma_fence_signal(&fence->finished);  in drm_sched_fence_finished()
68 		DMA_FENCE_TRACE(&fence->finished,  in drm_sched_fence_finished()
71 		DMA_FENCE_TRACE(&fence->finished,  in drm_sched_fence_finished()
75 static const char *drm_sched_fence_get_driver_name(struct dma_fence *fence)  in drm_sched_fence_get_driver_name()  argument
82 	struct drm_sched_fence *fence = to_drm_sched_fence(f);  in drm_sched_fence_get_timeline_name()  local
83 	return (const char *)fence->sched->name;  in drm_sched_fence_get_timeline_name()
87  * drm_sched_fence_free - free up the fence memory
91  * Free up the fence memory after the RCU grace period.
96 	struct drm_sched_fence *fence = to_drm_sched_fence(f);  in drm_sched_fence_free()  local
98 	kmem_cache_free(sched_fence_slab, fence);  in drm_sched_fence_free()
102  * drm_sched_fence_release_scheduled - callback that fence can be freed
104  * @f: fence
107  * It just RCU schedules freeing up the fence.
111 	struct drm_sched_fence *fence = to_drm_sched_fence(f);  in drm_sched_fence_release_scheduled()  local
113 	dma_fence_put(fence->parent);  in drm_sched_fence_release_scheduled()
114 	call_rcu(&fence->finished.rcu, drm_sched_fence_free);  in drm_sched_fence_release_scheduled()
120  * @f: fence
122  * Drop the extra reference from the scheduled fence to the base fence.
126 	struct drm_sched_fence *fence = to_drm_sched_fence(f);  in drm_sched_fence_release_finished()  local
128 	dma_fence_put(&fence->scheduled);  in drm_sched_fence_release_finished()
158 	struct drm_sched_fence *fence = NULL;  in drm_sched_fence_create()  local
161 	fence = kmem_cache_zalloc(sched_fence_slab, GFP_KERNEL);  in drm_sched_fence_create()
162 	if (fence == NULL)  in drm_sched_fence_create()
165 	fence->owner = owner;  in drm_sched_fence_create()
166 	fence->sched = entity->rq->sched;  in drm_sched_fence_create()
167 	spin_lock_init(&fence->lock);  in drm_sched_fence_create()
170 	dma_fence_init(&fence->scheduled, &drm_sched_fence_ops_scheduled,  in drm_sched_fence_create()
171 		       &fence->lock, entity->fence_context, seq);  in drm_sched_fence_create()
172 	dma_fence_init(&fence->finished, &drm_sched_fence_ops_finished,  in drm_sched_fence_create()
173 		       &fence->lock, entity->fence_context + 1, seq);  in drm_sched_fence_create()
175 	return fence;  in drm_sched_fence_create()