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Diffstat (limited to 'kernel/include/linux/rtc.h')
-rw-r--r--kernel/include/linux/rtc.h20
1 files changed, 13 insertions, 7 deletions
diff --git a/kernel/include/linux/rtc.h b/kernel/include/linux/rtc.h
index 8dcf6825f..3359f0422 100644
--- a/kernel/include/linux/rtc.h
+++ b/kernel/include/linux/rtc.h
@@ -24,6 +24,14 @@ extern void rtc_time64_to_tm(time64_t time, struct rtc_time *tm);
ktime_t rtc_tm_to_ktime(struct rtc_time tm);
struct rtc_time rtc_ktime_to_tm(ktime_t kt);
+/*
+ * rtc_tm_sub - Return the difference in seconds.
+ */
+static inline time64_t rtc_tm_sub(struct rtc_time *lhs, struct rtc_time *rhs)
+{
+ return rtc_tm_to_time64(lhs) - rtc_tm_to_time64(rhs);
+}
+
/**
* Deprecated. Use rtc_time64_to_tm().
*/
@@ -101,8 +109,7 @@ struct rtc_timer {
/* flags */
#define RTC_DEV_BUSY 0
-struct rtc_device
-{
+struct rtc_device {
struct device dev;
struct module *owner;
@@ -161,7 +168,6 @@ extern void devm_rtc_device_unregister(struct device *dev,
extern int rtc_read_time(struct rtc_device *rtc, struct rtc_time *tm);
extern int rtc_set_time(struct rtc_device *rtc, struct rtc_time *tm);
-extern int rtc_set_mmss(struct rtc_device *rtc, unsigned long secs);
extern int rtc_set_ntp_time(struct timespec64 now);
int __rtc_read_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm);
extern int rtc_read_alarm(struct rtc_device *rtc,
@@ -198,10 +204,10 @@ 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);
-void rtc_timer_init(struct rtc_timer *timer, void (*f)(void* p), void* data);
-int rtc_timer_start(struct rtc_device *rtc, struct rtc_timer* timer,
- ktime_t expires, ktime_t period);
-int rtc_timer_cancel(struct rtc_device *rtc, struct rtc_timer* timer);
+void rtc_timer_init(struct rtc_timer *timer, void (*f)(void *p), void *data);
+int rtc_timer_start(struct rtc_device *rtc, struct rtc_timer *timer,
+ ktime_t expires, ktime_t period);
+void rtc_timer_cancel(struct rtc_device *rtc, struct rtc_timer *timer);
void rtc_timer_do_work(struct work_struct *work);
static inline bool is_leap_year(unsigned int year)