| /* 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_ */ |