#ifdef CONFIG_PM_RUNTIME extern void pm_runtime_init(struct device *dev); extern void pm_runtime_remove(struct device *dev); #else /* !CONFIG_PM_RUNTIME */ static inline void pm_runtime_init(struct device *dev) {} static inline void pm_runtime_remove(struct device *dev) {} #endif /* !CONFIG_PM_RUNTIME */ #ifdef CONFIG_PM_SLEEP /* kernel/power/main.c */ extern int pm_async_enabled; /* drivers/base/power/main.c */ extern struct list_head dpm_list; /* The active device list */ static inline struct device *to_device(struct list_head *entry) { return container_of(entry, struct device, power.entry); } extern void device_pm_init(struct device *dev); extern void device_pm_add(struct device *); extern void device_pm_remove(struct device *); extern void device_pm_move_before(struct device *, struct device *); extern void device_pm_move_after(struct device *, struct device *); extern void device_pm_move_last(struct device *); #else /* !CONFIG_PM_SLEEP */ static inline void device_pm_init(struct device *dev) { spin_lock_init(&dev->power.lock); pm_runtime_init(dev); } static inline void device_pm_remove(struct device *dev) { pm_runtime_remove(dev); } static inline void device_pm_add(struct device *dev) {} static inline void device_pm_move_before(struct device *deva, struct device *devb) {} static inline void device_pm_move_after(struct device *deva, struct device *devb) {} static inline void device_pm_move_last(struct device *dev) {} #endif /* !CONFIG_PM_SLEEP */ #ifdef CONFIG_PM /* * sysfs.c */ extern int dpm_sysfs_add(struct device *); extern void dpm_sysfs_remove(struct device *); extern void rpm_sysfs_remove(struct device *); #else /* CONFIG_PM */ static inline int dpm_sysfs_add(struct device *dev) { return 0; } static inline void dpm_sysfs_remove(struct device *dev) { } #endif