1 files changed, 5 insertions, 0 deletions

diff --git a/include/linux/rtc.h b/include/linux/rtc.h
index b739ac1f7ca0..8454337c7058 100644
--- a/include/linux/rtc.h
+++ b/include/linux/rtc.h
@@ -95,6 +95,11 @@ struct rtc_pll_info {
 
 #include <linux/interrupt.h>
 
+extern int rtc_month_days(unsigned int month, unsigned int year);
+extern int rtc_valid_tm(struct rtc_time *tm);
+extern int rtc_tm_to_time(struct rtc_time *tm, unsigned long *time);
+extern void rtc_time_to_tm(unsigned long time, struct rtc_time *tm);
+
 typedef struct rtc_task {
         void (*func)(void *private_data);
         void *private_data;