1 /*
2  * SPDX-License-Identifier: MIT
3  *
4  * Copyright © 2014-2018 Intel Corporation
5  */
6 
7 #ifndef INTEL_GT_BUFFER_POOL_TYPES_H
8 #define INTEL_GT_BUFFER_POOL_TYPES_H
9 
10 #include <linux/list.h>
11 #include <linux/spinlock.h>
12 #include <linux/workqueue.h>
13 
14 #include "i915_active_types.h"
15 
16 struct drm_i915_gem_object;
17 
18 struct intel_gt_buffer_pool {
19 	spinlock_t lock;
20 	struct list_head cache_list[4];
21 	struct delayed_work work;
22 };
23 
24 struct intel_gt_buffer_pool_node {
25 	struct i915_active active;
26 	struct drm_i915_gem_object *obj;
27 	struct list_head link;
28 	union {
29 		struct intel_gt_buffer_pool *pool;
30 		struct intel_gt_buffer_pool_node *free;
31 		struct rcu_head rcu;
32 	};
33 	unsigned long age;
34 };
35 
36 #endif /* INTEL_GT_BUFFER_POOL_TYPES_H */
37