blk-pm.h 708 B

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