diff options
Diffstat (limited to 'include/asm-arm/rtc.h')
| -rw-r--r-- | include/asm-arm/rtc.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/include/asm-arm/rtc.h b/include/asm-arm/rtc.h new file mode 100644 index 000000000000..aa7e16b2e225 --- /dev/null +++ b/include/asm-arm/rtc.h @@ -0,0 +1,46 @@ +/* + * linux/include/asm-arm/rtc.h + * + * Copyright (C) 2003 Deep Blue Solutions Ltd. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#ifndef ASMARM_RTC_H +#define ASMARM_RTC_H + +struct module; + +struct rtc_ops { + struct module *owner; + int (*open)(void); + void (*release)(void); + int (*ioctl)(unsigned int, unsigned long); + + void (*read_time)(struct rtc_time *); + int (*set_time)(struct rtc_time *); + void (*read_alarm)(struct rtc_wkalrm *); + int (*set_alarm)(struct rtc_wkalrm *); + int (*proc)(char *buf); +}; + +void rtc_time_to_tm(unsigned long, struct rtc_time *); +int rtc_tm_to_time(struct rtc_time *, unsigned long *); +int rtc_valid_tm(struct rtc_time *); +void rtc_next_alarm_time(struct rtc_time *, struct rtc_time *, struct rtc_time *); +void rtc_update(unsigned long, unsigned long); +int register_rtc(struct rtc_ops *); +void unregister_rtc(struct rtc_ops *); + +static inline int rtc_periodic_alarm(struct rtc_time *tm) +{ + return (tm->tm_year == -1) || + ((unsigned)tm->tm_mon >= 12) || + ((unsigned)(tm->tm_mday - 1) >= 31) || + ((unsigned)tm->tm_hour > 23) || + ((unsigned)tm->tm_min > 59) || + ((unsigned)tm->tm_sec > 59); +} + +#endif |