Lines Matching refs:fence
42 from_fence(struct dma_fence *fence)
44 return container_of(fence, struct nouveau_fence, base);
48 nouveau_fctx(struct nouveau_fence *fence)
50 return container_of(fence->base.lock, struct nouveau_fence_chan, lock);
54 nouveau_fence_signal(struct nouveau_fence *fence)
58 dma_fence_signal_locked(&fence->base);
59 list_del(&fence->head);
60 rcu_assign_pointer(fence->channel, NULL);
62 if (test_bit(DMA_FENCE_FLAG_USER_BITS, &fence->base.flags)) {
63 struct nouveau_fence_chan *fctx = nouveau_fctx(fence);
69 dma_fence_put(&fence->base);
74 nouveau_local_fence(struct dma_fence *fence, struct nouveau_drm *drm)
76 if (fence->ops != &nouveau_fence_ops_legacy &&
77 fence->ops != &nouveau_fence_ops_uevent)
80 return from_fence(fence);
86 struct nouveau_fence *fence;
91 fence = list_entry(fctx->pending.next, typeof(*fence), head);
94 dma_fence_set_error(&fence->base, error);
96 if (nouveau_fence_signal(fence))
112 * Ensure that all accesses to fence->channel complete before freeing
133 struct nouveau_fence *fence;
138 fence = list_entry(fctx->pending.next, typeof(*fence), head);
140 if ((int)(seq - fence->base.seqno) < 0)
143 drop |= nouveau_fence_signal(fence);
159 struct nouveau_fence *fence;
162 fence = list_entry(fctx->pending.next, typeof(*fence), head);
163 chan = rcu_dereference_protected(fence->channel, lockdep_is_held(&fctx->lock));
184 struct nouveau_fence_priv *priv = (void*)chan->drm->fence;
220 nouveau_fence_emit(struct nouveau_fence *fence)
222 struct nouveau_channel *chan = unrcu_pointer(fence->channel);
223 struct nouveau_fence_chan *fctx = chan->fence;
224 struct nouveau_fence_priv *priv = (void*)chan->drm->fence;
227 fence->timeout = jiffies + (15 * HZ);
230 dma_fence_init(&fence->base, &nouveau_fence_ops_uevent,
233 dma_fence_init(&fence->base, &nouveau_fence_ops_legacy,
237 ret = fctx->emit(fence);
239 dma_fence_get(&fence->base);
244 dma_fence_put(&fence->base);
251 list_add_tail(&fence->head, &fctx->pending);
259 nouveau_fence_done(struct nouveau_fence *fence)
261 if (fence->base.ops == &nouveau_fence_ops_legacy ||
262 fence->base.ops == &nouveau_fence_ops_uevent) {
263 struct nouveau_fence_chan *fctx = nouveau_fctx(fence);
267 if (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->base.flags))
271 chan = rcu_dereference_protected(fence->channel, lockdep_is_held(&fctx->lock));
276 return dma_fence_is_signaled(&fence->base);
282 struct nouveau_fence *fence = from_fence(f);
286 while (!nouveau_fence_done(fence)) {
315 nouveau_fence_wait_busy(struct nouveau_fence *fence, bool intr)
319 while (!nouveau_fence_done(fence)) {
320 if (time_after_eq(jiffies, fence->timeout)) {
340 nouveau_fence_wait(struct nouveau_fence *fence, bool lazy, bool intr)
345 return nouveau_fence_wait_busy(fence, intr);
347 ret = dma_fence_wait_timeout(&fence->base, intr, 15 * HZ);
360 struct nouveau_fence_chan *fctx = chan->fence;
373 struct dma_fence *fence;
377 fence) {
385 f = nouveau_local_fence(fence, chan->drm);
400 ret = dma_fence_wait(fence, intr);
421 struct nouveau_fence *fence;
423 if (unlikely(!chan->fence))
426 fence = kzalloc(sizeof(*fence), GFP_KERNEL);
427 if (!fence)
430 fence->channel = chan;
432 *pfence = fence;
453 static const char *nouveau_fence_get_get_driver_name(struct dma_fence *fence)
460 struct nouveau_fence *fence = from_fence(f);
461 struct nouveau_fence_chan *fctx = nouveau_fctx(fence);
470 * the fence context.
474 struct nouveau_fence *fence = from_fence(f);
475 struct nouveau_fence_chan *fctx = nouveau_fctx(fence);
480 chan = rcu_dereference(fence->channel);
482 ret = (int)(fctx->read(chan) - fence->base.seqno) >= 0;
490 struct nouveau_fence *fence = from_fence(f);
493 * caller should have a reference on the fence,
494 * else fence could get freed here
496 WARN_ON(kref_read(&fence->base.refcount) <= 1);
504 list_del(&fence->head);
506 dma_fence_put(&fence->base);
515 struct nouveau_fence *fence = from_fence(f);
516 struct nouveau_fence_chan *fctx = nouveau_fctx(fence);
519 dma_fence_free(&fence->base);
533 struct nouveau_fence *fence = from_fence(f);
534 struct nouveau_fence_chan *fctx = nouveau_fctx(fence);
542 set_bit(DMA_FENCE_FLAG_USER_BITS, &fence->base.flags);