12 static struct intel_gt *to_gt(struct intel_gt_buffer_pool *pool)  in to_gt()  argument
14 	return container_of(pool, struct intel_gt, buffer_pool);  in to_gt()
18 bucket_for_size(struct intel_gt_buffer_pool *pool, size_t sz)  in bucket_for_size()  argument
28 	if (n >= ARRAY_SIZE(pool->cache_list))  in bucket_for_size()
29 		n = ARRAY_SIZE(pool->cache_list) - 1;  in bucket_for_size()
31 	return &pool->cache_list[n];  in bucket_for_size()
41 static bool pool_free_older_than(struct intel_gt_buffer_pool *pool, long keep)  in pool_free_older_than()  argument
48 	for (n = 0; n < ARRAY_SIZE(pool->cache_list); n++) {  in pool_free_older_than()
49 		struct list_head *list = &pool->cache_list[n];  in pool_free_older_than()
54 		if (spin_trylock_irq(&pool->lock)) {  in pool_free_older_than()
77 			spin_unlock_irq(&pool->lock);  in pool_free_older_than()
93 	struct intel_gt_buffer_pool *pool =  in pool_free_work()  local
94 		container_of(wrk, typeof(*pool), work.work);  in pool_free_work()
96 	if (pool_free_older_than(pool, HZ))  in pool_free_work()
97 		schedule_delayed_work(&pool->work,  in pool_free_work()
105 	struct intel_gt_buffer_pool *pool = node->pool;  in pool_retire()  local
106 	struct list_head *list = bucket_for_size(pool, node->obj->base.size);  in pool_retire()
118 	spin_lock_irqsave(&pool->lock, flags);  in pool_retire()
121 	spin_unlock_irqrestore(&pool->lock, flags);  in pool_retire()
123 	schedule_delayed_work(&pool->work,  in pool_retire()
141 node_create(struct intel_gt_buffer_pool *pool, size_t sz,  in node_create()  argument
144 	struct intel_gt *gt = to_gt(pool);  in node_create()
154 	node->pool = pool;  in node_create()
176 	struct intel_gt_buffer_pool *pool = &gt->buffer_pool;  in intel_gt_get_buffer_pool()  local
182 	list = bucket_for_size(pool, size);  in intel_gt_get_buffer_pool()
199 			spin_lock_irq(&pool->lock);  in intel_gt_get_buffer_pool()
201 			spin_unlock_irq(&pool->lock);  in intel_gt_get_buffer_pool()
208 		node = node_create(pool, size, type);  in intel_gt_get_buffer_pool()
224 	struct intel_gt_buffer_pool *pool = &gt->buffer_pool;  in intel_gt_init_buffer_pool()  local
227 	spin_lock_init(&pool->lock);  in intel_gt_init_buffer_pool()
228 	for (n = 0; n < ARRAY_SIZE(pool->cache_list); n++)  in intel_gt_init_buffer_pool()
229 		INIT_LIST_HEAD(&pool->cache_list[n]);  in intel_gt_init_buffer_pool()
230 	INIT_DELAYED_WORK(&pool->work, pool_free_work);  in intel_gt_init_buffer_pool()
235 	struct intel_gt_buffer_pool *pool = &gt->buffer_pool;  in intel_gt_flush_buffer_pool()  local
238 		while (pool_free_older_than(pool, 0))  in intel_gt_flush_buffer_pool()
240 	} while (cancel_delayed_work_sync(&pool->work));  in intel_gt_flush_buffer_pool()
245 	struct intel_gt_buffer_pool *pool = &gt->buffer_pool;  in intel_gt_fini_buffer_pool()  local
250 	for (n = 0; n < ARRAY_SIZE(pool->cache_list); n++)  in intel_gt_fini_buffer_pool()
251 		GEM_BUG_ON(!list_empty(&pool->cache_list[n]));  in intel_gt_fini_buffer_pool()