#ifdef CONFIG_RTC_INTF_DEV extern void __init rtc_dev_init(void); extern void __exit rtc_dev_exit(void); extern void rtc_dev_prepare(struct rtc_device *rtc); extern void rtc_dev_add_device(struct rtc_device *rtc); extern void rtc_dev_del_device(struct rtc_device *rtc); #else static inline void rtc_dev_init(void) { } static inline void rtc_dev_exit(void) { } static inline void rtc_dev_prepare(struct rtc_device *rtc) { } static inline void rtc_dev_add_device(struct rtc_device *rtc) { } static inline void rtc_dev_del_device(struct rtc_device *rtc) { } #endif #ifdef CONFIG_RTC_INTF_PROC extern void rtc_proc_add_device(struct rtc_device *rtc); extern void rtc_proc_del_device(struct rtc_device *rtc); #else static inline void rtc_proc_add_device(struct rtc_device *rtc) { } static inline void rtc_proc_del_device(struct rtc_device *rtc) { } #endif #ifdef CONFIG_RTC_INTF_SYSFS extern void __init rtc_sysfs_init(struct class *); extern void rtc_sysfs_add_device(struct rtc_device *rtc); extern void rtc_sysfs_del_device(struct rtc_device *rtc); #else static inline void rtc_sysfs_init(struct class *rtc) { } static inline void rtc_sysfs_add_device(struct rtc_device *rtc) { } static inline void rtc_sysfs_del_device(struct rtc_device *rtc) { } #endif