130 		      struct radeon_fence **fence,  in radeon_fence_emit()  argument
136 	*fence = kmalloc(sizeof(struct radeon_fence), GFP_KERNEL);  in radeon_fence_emit()
137 	if ((*fence) == NULL) {  in radeon_fence_emit()
140 	(*fence)->rdev = rdev;  in radeon_fence_emit()
141 	(*fence)->seq = seq;  in radeon_fence_emit()
142 	(*fence)->ring = ring;  in radeon_fence_emit()
143 	(*fence)->is_vm_update = false;  in radeon_fence_emit()
144 	fence_init(&(*fence)->base, &radeon_fence_ops,  in radeon_fence_emit()
146 	radeon_fence_ring_emit(rdev, ring, *fence);  in radeon_fence_emit()
147 	trace_radeon_fence_emit(rdev->ddev, ring, (*fence)->seq);  in radeon_fence_emit()
161 	struct radeon_fence *fence;  in radeon_fence_check_signaled()  local
164 	fence = container_of(wait, struct radeon_fence, fence_wake);  in radeon_fence_check_signaled()
170 	seq = atomic64_read(&fence->rdev->fence_drv[fence->ring].last_seq);  in radeon_fence_check_signaled()
171 	if (seq >= fence->seq) {  in radeon_fence_check_signaled()
172 		int ret = fence_signal_locked(&fence->base);  in radeon_fence_check_signaled()
175 			FENCE_TRACE(&fence->base, "signaled from irq context\n");  in radeon_fence_check_signaled()
177 			FENCE_TRACE(&fence->base, "was already signaled\n");  in radeon_fence_check_signaled()
179 		radeon_irq_kms_sw_irq_put(fence->rdev, fence->ring);  in radeon_fence_check_signaled()
180 		__remove_wait_queue(&fence->rdev->fence_queue, &fence->fence_wake);  in radeon_fence_check_signaled()
181 		fence_put(&fence->base);  in radeon_fence_check_signaled()
183 		FENCE_TRACE(&fence->base, "pending\n");  in radeon_fence_check_signaled()
354 static bool radeon_fence_is_signaled(struct fence *f)  in radeon_fence_is_signaled()
356 	struct radeon_fence *fence = to_radeon_fence(f);  in radeon_fence_is_signaled()  local
357 	struct radeon_device *rdev = fence->rdev;  in radeon_fence_is_signaled()
358 	unsigned ring = fence->ring;  in radeon_fence_is_signaled()
359 	u64 seq = fence->seq;  in radeon_fence_is_signaled()
384 static bool radeon_fence_enable_signaling(struct fence *f)  in radeon_fence_enable_signaling()
386 	struct radeon_fence *fence = to_radeon_fence(f);  in radeon_fence_enable_signaling()  local
387 	struct radeon_device *rdev = fence->rdev;  in radeon_fence_enable_signaling()
389 	if (atomic64_read(&rdev->fence_drv[fence->ring].last_seq) >= fence->seq)  in radeon_fence_enable_signaling()
393 		radeon_irq_kms_sw_irq_get(rdev, fence->ring);  in radeon_fence_enable_signaling()
395 		if (radeon_fence_activity(rdev, fence->ring))  in radeon_fence_enable_signaling()
399 		if (atomic64_read(&rdev->fence_drv[fence->ring].last_seq) >= fence->seq) {  in radeon_fence_enable_signaling()
400 			radeon_irq_kms_sw_irq_put(rdev, fence->ring);  in radeon_fence_enable_signaling()
408 		if (radeon_irq_kms_sw_irq_get_delayed(rdev, fence->ring))  in radeon_fence_enable_signaling()
409 			rdev->fence_drv[fence->ring].delayed_irq = true;  in radeon_fence_enable_signaling()
410 		radeon_fence_schedule_check(rdev, fence->ring);  in radeon_fence_enable_signaling()
413 	fence->fence_wake.flags = 0;  in radeon_fence_enable_signaling()
414 	fence->fence_wake.private = NULL;  in radeon_fence_enable_signaling()
415 	fence->fence_wake.func = radeon_fence_check_signaled;  in radeon_fence_enable_signaling()
416 	__add_wait_queue(&rdev->fence_queue, &fence->fence_wake);  in radeon_fence_enable_signaling()
419 	FENCE_TRACE(&fence->base, "armed on ring %i!\n", fence->ring);  in radeon_fence_enable_signaling()
431 bool radeon_fence_signaled(struct radeon_fence *fence)  in radeon_fence_signaled()  argument
433 	if (!fence)  in radeon_fence_signaled()
436 	if (radeon_fence_seq_signaled(fence->rdev, fence->seq, fence->ring)) {  in radeon_fence_signaled()
439 		ret = fence_signal(&fence->base);  in radeon_fence_signaled()
441 			FENCE_TRACE(&fence->base, "signaled from radeon_fence_signaled\n");  in radeon_fence_signaled()
540 int radeon_fence_wait(struct radeon_fence *fence, bool intr)  in radeon_fence_wait()  argument
551 	if (WARN_ON_ONCE(!to_radeon_fence(&fence->base)))  in radeon_fence_wait()
552 		return fence_wait(&fence->base, intr);  in radeon_fence_wait()
554 	seq[fence->ring] = fence->seq;  in radeon_fence_wait()
555 	r = radeon_fence_wait_seq_timeout(fence->rdev, seq, intr, MAX_SCHEDULE_TIMEOUT);  in radeon_fence_wait()
560 	r = fence_signal(&fence->base);  in radeon_fence_wait()
562 		FENCE_TRACE(&fence->base, "signaled from fence_wait\n");  in radeon_fence_wait()
674 struct radeon_fence *radeon_fence_ref(struct radeon_fence *fence)  in radeon_fence_ref()  argument
676 	fence_get(&fence->base);  in radeon_fence_ref()
677 	return fence;  in radeon_fence_ref()
687 void radeon_fence_unref(struct radeon_fence **fence)  in radeon_fence_unref()  argument
689 	struct radeon_fence *tmp = *fence;  in radeon_fence_unref()
691 	*fence = NULL;  in radeon_fence_unref()
735 bool radeon_fence_need_sync(struct radeon_fence *fence, int dst_ring)  in radeon_fence_need_sync()  argument
739 	if (!fence) {  in radeon_fence_need_sync()
743 	if (fence->ring == dst_ring) {  in radeon_fence_need_sync()
748 	fdrv = &fence->rdev->fence_drv[dst_ring];  in radeon_fence_need_sync()
749 	if (fence->seq <= fdrv->sync_seq[fence->ring]) {  in radeon_fence_need_sync()
765 void radeon_fence_note_sync(struct radeon_fence *fence, int dst_ring)  in radeon_fence_note_sync()  argument
770 	if (!fence) {  in radeon_fence_note_sync()
774 	if (fence->ring == dst_ring) {  in radeon_fence_note_sync()
779 	src = &fence->rdev->fence_drv[fence->ring];  in radeon_fence_note_sync()
780 	dst = &fence->rdev->fence_drv[dst_ring];  in radeon_fence_note_sync()
1007 static const char *radeon_fence_get_driver_name(struct fence *fence)  in radeon_fence_get_driver_name()  argument
1012 static const char *radeon_fence_get_timeline_name(struct fence *f)  in radeon_fence_get_timeline_name()
1014 	struct radeon_fence *fence = to_radeon_fence(f);  in radeon_fence_get_timeline_name()  local
1015 	switch (fence->ring) {  in radeon_fence_get_timeline_name()
1028 static inline bool radeon_test_signaled(struct radeon_fence *fence)  in radeon_test_signaled()  argument
1030 	return test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->base.flags);  in radeon_test_signaled()
1039 radeon_fence_wait_cb(struct fence *fence, struct fence_cb *cb)  in radeon_fence_wait_cb()  argument
1047 static signed long radeon_fence_default_wait(struct fence *f, bool intr,  in radeon_fence_default_wait()
1050 	struct radeon_fence *fence = to_radeon_fence(f);  in radeon_fence_default_wait()  local
1051 	struct radeon_device *rdev = fence->rdev;  in radeon_fence_default_wait()
1069 		if (radeon_test_signaled(fence))  in radeon_fence_default_wait()