|  | #ifndef __LINUX_PM_LEGACY_H__ | 
|  | #define __LINUX_PM_LEGACY_H__ | 
|  |  | 
|  |  | 
|  | #ifdef CONFIG_PM_LEGACY | 
|  |  | 
|  | extern int pm_active; | 
|  |  | 
|  | #define PM_IS_ACTIVE() (pm_active != 0) | 
|  |  | 
|  | /* | 
|  | * Register a device with power management | 
|  | */ | 
|  | struct pm_dev __deprecated * | 
|  | pm_register(pm_dev_t type, unsigned long id, pm_callback callback); | 
|  |  | 
|  | /* | 
|  | * Send a request to all devices | 
|  | */ | 
|  | int __deprecated pm_send_all(pm_request_t rqst, void *data); | 
|  |  | 
|  | #else /* CONFIG_PM_LEGACY */ | 
|  |  | 
|  | #define PM_IS_ACTIVE() 0 | 
|  |  | 
|  | static inline struct pm_dev *pm_register(pm_dev_t type, | 
|  | unsigned long id, | 
|  | pm_callback callback) | 
|  | { | 
|  | return NULL; | 
|  | } | 
|  |  | 
|  | static inline int pm_send_all(pm_request_t rqst, void *data) | 
|  | { | 
|  | return 0; | 
|  | } | 
|  |  | 
|  | #endif /* CONFIG_PM_LEGACY */ | 
|  |  | 
|  | #endif /* __LINUX_PM_LEGACY_H__ */ | 
|  |  |