1 | /* SPDX-License-Identifier: GPL-2.0 */ |
2 | |
3 | #ifndef _BLK_PM_H_ |
4 | #define _BLK_PM_H_ |
5 | |
6 | struct device; |
7 | struct request_queue; |
8 | |
9 | /* |
10 | * block layer runtime pm functions |
11 | */ |
12 | #ifdef CONFIG_PM |
13 | extern void blk_pm_runtime_init(struct request_queue *q, struct device *dev); |
14 | extern int blk_pre_runtime_suspend(struct request_queue *q); |
15 | extern void blk_post_runtime_suspend(struct request_queue *q, int err); |
16 | extern void blk_pre_runtime_resume(struct request_queue *q); |
17 | extern void blk_post_runtime_resume(struct request_queue *q); |
18 | extern void blk_set_runtime_active(struct request_queue *q); |
19 | #else |
20 | static inline void blk_pm_runtime_init(struct request_queue *q, |
21 | struct device *dev) {} |
22 | #endif |
23 | |
24 | #endif /* _BLK_PM_H_ */ |
25 | |