| /* SPDX-License-Identifier: GPL-2.0 */ |
| |
| #ifndef _BLK_PM_H_ |
| #define _BLK_PM_H_ |
| |
| struct device; |
| struct request_queue; |
| |
| /* |
| * block layer runtime pm functions |
| */ |
| #ifdef CONFIG_PM |
| extern void blk_pm_runtime_init(struct request_queue *q, struct device *dev); |
| extern int blk_pre_runtime_suspend(struct request_queue *q); |
| extern void blk_post_runtime_suspend(struct request_queue *q, int err); |
| extern void blk_pre_runtime_resume(struct request_queue *q); |
| extern void blk_post_runtime_resume(struct request_queue *q); |
| extern void blk_set_runtime_active(struct request_queue *q); |
| #else |
| static inline void blk_pm_runtime_init(struct request_queue *q, |
| struct device *dev) {} |
| #endif |
| |
| #endif /* _BLK_PM_H_ */ |