2005-04-17 00:20:36 +02:00
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/*
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* linux/include/asm-arm/rtc.h
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*
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* Copyright (C) 2003 Deep Blue Solutions Ltd.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef ASMARM_RTC_H
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#define ASMARM_RTC_H
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struct module;
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struct rtc_ops {
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struct module *owner;
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int (*open)(void);
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void (*release)(void);
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int (*ioctl)(unsigned int, unsigned long);
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2005-04-30 13:19:28 +02:00
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int (*read_time)(struct rtc_time *);
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2005-04-17 00:20:36 +02:00
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int (*set_time)(struct rtc_time *);
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2005-04-30 13:19:28 +02:00
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int (*read_alarm)(struct rtc_wkalrm *);
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2005-04-17 00:20:36 +02:00
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int (*set_alarm)(struct rtc_wkalrm *);
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int (*proc)(char *buf);
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};
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void rtc_time_to_tm(unsigned long, struct rtc_time *);
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int rtc_tm_to_time(struct rtc_time *, unsigned long *);
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int rtc_valid_tm(struct rtc_time *);
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void rtc_next_alarm_time(struct rtc_time *, struct rtc_time *, struct rtc_time *);
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void rtc_update(unsigned long, unsigned long);
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int register_rtc(struct rtc_ops *);
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void unregister_rtc(struct rtc_ops *);
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static inline int rtc_periodic_alarm(struct rtc_time *tm)
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{
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return (tm->tm_year == -1) ||
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((unsigned)tm->tm_mon >= 12) ||
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((unsigned)(tm->tm_mday - 1) >= 31) ||
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((unsigned)tm->tm_hour > 23) ||
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((unsigned)tm->tm_min > 59) ||
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((unsigned)tm->tm_sec > 59);
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}
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#endif
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