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Diffstat (limited to 'include/linux/rtc.h')
-rw-r--r--include/linux/rtc.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/rtc.h b/include/linux/rtc.h
index 4046b75563c1..60f88a7fb13d 100644
--- a/include/linux/rtc.h
+++ b/include/linux/rtc.h
@@ -99,6 +99,7 @@ struct rtc_pll_info {
#ifdef __KERNEL__
+#include <linux/types.h>
#include <linux/interrupt.h>
extern int rtc_month_days(unsigned int month, unsigned int year);
@@ -232,6 +233,11 @@ int rtc_register(rtc_task_t *task);
int rtc_unregister(rtc_task_t *task);
int rtc_control(rtc_task_t *t, unsigned int cmd, unsigned long arg);
+static inline bool is_leap_year(unsigned int year)
+{
+ return (!(year % 4) && (year % 100)) || !(year % 400);
+}
+
#endif /* __KERNEL__ */
#endif /* _LINUX_RTC_H_ */