2 * linux/include/asm-arm/rtc.h
4 * Copyright (C) 2003 Deep Blue Solutions Ltd.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
18 void (*release)(void);
19 int (*ioctl)(unsigned int, unsigned long);
21 int (*read_time)(struct rtc_time *);
22 int (*set_time)(struct rtc_time *);
23 int (*read_alarm)(struct rtc_wkalrm *);
24 int (*set_alarm)(struct rtc_wkalrm *);
25 int (*proc)(char *buf);
28 void rtc_time_to_tm(unsigned long, struct rtc_time *);
29 int rtc_tm_to_time(struct rtc_time *, unsigned long *);
30 int rtc_valid_tm(struct rtc_time *);
31 void rtc_next_alarm_time(struct rtc_time *, struct rtc_time *, struct rtc_time *);
32 void rtc_update(unsigned long, unsigned long);
33 int register_rtc(struct rtc_ops *);
34 void unregister_rtc(struct rtc_ops *);
36 static inline int rtc_periodic_alarm(struct rtc_time *tm)
38 return (tm->tm_year == -1) ||
39 ((unsigned)tm->tm_mon >= 12) ||
40 ((unsigned)(tm->tm_mday - 1) >= 31) ||
41 ((unsigned)tm->tm_hour > 23) ||
42 ((unsigned)tm->tm_min > 59) ||
43 ((unsigned)tm->tm_sec > 59);