diff options
Diffstat (limited to 'drivers/rtc/rtc-cmos.c')
| -rw-r--r-- | drivers/rtc/rtc-cmos.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c index c9416fe8542d..228fb2d11c70 100644 --- a/drivers/rtc/rtc-cmos.c +++ b/drivers/rtc/rtc-cmos.c @@ -913,6 +913,10 @@ static inline void cmos_check_acpi_rtc_status(struct device *dev, #define INITSECTION __init #endif +#define SECS_PER_DAY (24 * 60 * 60) +#define SECS_PER_MONTH (28 * SECS_PER_DAY) +#define SECS_PER_YEAR (365 * SECS_PER_DAY) + static int INITSECTION cmos_do_probe(struct device *dev, struct resource *ports, int rtc_irq) { @@ -1019,6 +1023,13 @@ cmos_do_probe(struct device *dev, struct resource *ports, int rtc_irq) goto cleanup0; } + if (cmos_rtc.mon_alrm) + cmos_rtc.rtc->alarm_offset_max = SECS_PER_YEAR - 1; + else if (cmos_rtc.day_alrm) + cmos_rtc.rtc->alarm_offset_max = SECS_PER_MONTH - 1; + else + cmos_rtc.rtc->alarm_offset_max = SECS_PER_DAY - 1; + rename_region(ports, dev_name(&cmos_rtc.rtc->dev)); if (!mc146818_does_rtc_work()) { |