119 	MPASS(bo->sync_obj == NULL);  in ttm_bo_release_list()
555 	void *sync_obj = NULL;  in ttm_bo_cleanup_refs_or_queue()  local
564 	if (!ret && !bo->sync_obj) {  in ttm_bo_cleanup_refs_or_queue()
575 	if (bo->sync_obj)  in ttm_bo_cleanup_refs_or_queue()
576 		sync_obj = driver->sync_obj_ref(bo->sync_obj);  in ttm_bo_cleanup_refs_or_queue()
588 	if (sync_obj) {  in ttm_bo_cleanup_refs_or_queue()
589 		driver->sync_obj_flush(sync_obj);  in ttm_bo_cleanup_refs_or_queue()
590 		driver->sync_obj_unref(&sync_obj);  in ttm_bo_cleanup_refs_or_queue()
622 		void *sync_obj;  in ttm_bo_cleanup_refs_and_unlock()  local
629 		sync_obj = driver->sync_obj_ref(bo->sync_obj);  in ttm_bo_cleanup_refs_and_unlock()
636 		ret = driver->sync_obj_wait(sync_obj, false, interruptible);  in ttm_bo_cleanup_refs_and_unlock()
637 		driver->sync_obj_unref(&sync_obj);  in ttm_bo_cleanup_refs_and_unlock()
1725 	void *sync_obj;  in ttm_bo_wait()  local
1728 	if (likely(bo->sync_obj == NULL))  in ttm_bo_wait()
1731 	while (bo->sync_obj) {  in ttm_bo_wait()
1733 		if (driver->sync_obj_signaled(bo->sync_obj)) {  in ttm_bo_wait()
1734 			void *tmp_obj = bo->sync_obj;  in ttm_bo_wait()
1735 			bo->sync_obj = NULL;  in ttm_bo_wait()
1746 		sync_obj = driver->sync_obj_ref(bo->sync_obj);  in ttm_bo_wait()
1748 		ret = driver->sync_obj_wait(sync_obj,  in ttm_bo_wait()
1751 			driver->sync_obj_unref(&sync_obj);  in ttm_bo_wait()
1756 		if (likely(bo->sync_obj == sync_obj)) {  in ttm_bo_wait()
1757 			void *tmp_obj = bo->sync_obj;  in ttm_bo_wait()
1758 			bo->sync_obj = NULL;  in ttm_bo_wait()
1762 			driver->sync_obj_unref(&sync_obj);  in ttm_bo_wait()
1767 			driver->sync_obj_unref(&sync_obj);  in ttm_bo_wait()