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Subject[PATCH] rtc: Add some dummy static inline functions
Date
Add some dummy static inline functions in case CONFIG_RTC_LIB is not defined.

Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
Fixes: a0a6e06d545a ("time: alarmtimer: Add tracepoints for alarmtimers")
---
include/linux/rtc.h | 49 ++++++++++++++++++++++++++++++++++++++++++++++++-
1 file changed, 48 insertions(+), 1 deletion(-)

diff --git a/include/linux/rtc.h b/include/linux/rtc.h
index b693ada..521f752 100644
--- a/include/linux/rtc.h
+++ b/include/linux/rtc.h
@@ -16,13 +16,60 @@
#include <linux/interrupt.h>
#include <uapi/linux/rtc.h>

+#ifdef CONFIG_RTC_LIB
extern int rtc_month_days(unsigned int month, unsigned int year);
-extern int rtc_year_days(unsigned int day, unsigned int month, unsigned int year);
+extern int rtc_year_days(unsigned int day, unsigned int month,
+ unsigned int year);
extern int rtc_valid_tm(struct rtc_time *tm);
extern time64_t rtc_tm_to_time64(struct rtc_time *tm);
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);
+#else
+static inline int rtc_month_days(unsigned int month, unsigned int year)
+{
+ return 0;
+}
+
+static inline int rtc_year_days(unsigned int day, unsigned int month,
+ unsigned int year)
+{
+ return 0;
+}
+
+static inline int rtc_valid_tm(struct rtc_time *tm)
+{
+ return 0;
+}
+
+static inline time64_t rtc_tm_to_time64(struct rtc_time *tm)
+{
+ time64_t ret;
+
+ memset(&ret, 0, sizeof(time64_t));
+ return ret;
+}
+
+static inline void rtc_time64_to_tm(time64_t time, struct rtc_time *tm)
+{
+}
+
+static inline ktime_t rtc_tm_to_ktime(struct rtc_time tm)
+{
+ ktime_t ret;
+
+ memset(&ret, 0, sizeof(ktime_t));
+ return ret;
+}
+
+static inline struct rtc_time rtc_ktime_to_tm(ktime_t kt)
+{
+ struct rtc_time ret;
+
+ memset(&ret, 0, sizeof(struct rtc_time));
+ return ret;
+}
+#endif

/*
* rtc_tm_sub - Return the difference in seconds.
--
1.7.9.5
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