172 static struct ttm_pool_manager *_manager;  variable
508 	mutex_lock(&_manager->lock);  in ttm_dma_free_pool()
509 	list_for_each_entry_reverse(p, &_manager->pools, pools) {  in ttm_dma_free_pool()
518 		_manager->npools--;  in ttm_dma_free_pool()
536 	mutex_unlock(&_manager->lock);  in ttm_dma_free_pool()
619 	mutex_lock(&_manager->lock);  in ttm_dma_pool_init()
621 	list_add(&sec_pool->pools, &_manager->pools);  in ttm_dma_pool_init()
622 	_manager->npools++;  in ttm_dma_pool_init()
625 	mutex_unlock(&_manager->lock);  in ttm_dma_pool_init()
792 	unsigned count = _manager->options.small;  in ttm_dma_page_pool_fill_locked()
1067 		if (pool->npages_free >= (_manager->options.max_size +  in ttm_dma_unpopulate()
1069 			npages = pool->npages_free - _manager->options.max_size;  in ttm_dma_unpopulate()
1104 	if (list_empty(&_manager->pools))  in ttm_dma_pool_shrink_scan()
1107 	if (!mutex_trylock(&_manager->lock))  in ttm_dma_pool_shrink_scan()
1109 	if (!_manager->npools)  in ttm_dma_pool_shrink_scan()
1111 	pool_offset = ++start_pool % _manager->npools;  in ttm_dma_pool_shrink_scan()
1112 	list_for_each_entry(p, &_manager->pools, pools) {  in ttm_dma_pool_shrink_scan()
1132 	mutex_unlock(&_manager->lock);  in ttm_dma_pool_shrink_scan()
1142 	if (!mutex_trylock(&_manager->lock))  in ttm_dma_pool_shrink_count()
1144 	list_for_each_entry(p, &_manager->pools, pools)  in ttm_dma_pool_shrink_count()
1146 	mutex_unlock(&_manager->lock);  in ttm_dma_pool_shrink_count()
1167 	WARN_ON(_manager);  in ttm_dma_page_alloc_init()
1171 	_manager = kzalloc(sizeof(*_manager), GFP_KERNEL);  in ttm_dma_page_alloc_init()
1172 	if (!_manager)  in ttm_dma_page_alloc_init()
1175 	mutex_init(&_manager->lock);  in ttm_dma_page_alloc_init()
1176 	INIT_LIST_HEAD(&_manager->pools);  in ttm_dma_page_alloc_init()
1178 	_manager->options.max_size = max_pages;  in ttm_dma_page_alloc_init()
1179 	_manager->options.small = SMALL_ALLOCATION;  in ttm_dma_page_alloc_init()
1180 	_manager->options.alloc_size = NUM_PAGES_TO_ALLOC;  in ttm_dma_page_alloc_init()
1183 	ret = kobject_init_and_add(&_manager->kobj, &ttm_pool_kobj_type,  in ttm_dma_page_alloc_init()
1188 	ret = ttm_dma_pool_mm_shrink_init(_manager);  in ttm_dma_page_alloc_init()
1194 	kobject_put(&_manager->kobj);  in ttm_dma_page_alloc_init()
1195 	_manager = NULL;  in ttm_dma_page_alloc_init()
1204 	ttm_dma_pool_mm_shrink_fini(_manager);  in ttm_dma_page_alloc_fini()
1206 	list_for_each_entry_safe_reverse(p, t, &_manager->pools, pools) {  in ttm_dma_page_alloc_fini()
1213 	kobject_put(&_manager->kobj);  in ttm_dma_page_alloc_fini()
1214 	_manager = NULL;  in ttm_dma_page_alloc_fini()
1222 	if (!_manager) {  in ttm_dma_page_alloc_debugfs()
1227 	mutex_lock(&_manager->lock);  in ttm_dma_page_alloc_debugfs()
1228 	list_for_each_entry(p, &_manager->pools, pools) {  in ttm_dma_page_alloc_debugfs()
1239 	mutex_unlock(&_manager->lock);  in ttm_dma_page_alloc_debugfs()