1 files changed, 48 insertions, 5 deletions

diff --git a/include/asm-mips/rtc.h b/include/asm-mips/rtc.h
index 3c4b637fd925..a60e0dc7c9b9 100644
--- a/include/asm-mips/rtc.h
+++ b/include/asm-mips/rtc.h
@@ -14,7 +14,9 @@
 
 #ifdef __KERNEL__
 
+#include <linux/spinlock.h>
 #include <linux/rtc.h>
+#include <asm/time.h>
 
 #define RTC_PIE 0x40            /* periodic interrupt enable */
 #define RTC_AIE 0x20            /* alarm interrupt enable */
@@ -27,11 +29,52 @@
 #define RTC_24H 0x02            /* 24 hour mode - else hours bit 7 means pm */
 #define RTC_DST_EN 0x01         /* auto switch DST - works f. USA only */
 
-unsigned int get_rtc_time(struct rtc_time *time);
-int set_rtc_time(struct rtc_time *time);
-unsigned int get_rtc_ss(void);
-int get_rtc_pll(struct rtc_pll_info *pll);
-int set_rtc_pll(struct rtc_pll_info *pll);
+static DEFINE_SPINLOCK(mips_rtc_lock);
 
+static inline unsigned int get_rtc_time(struct rtc_time *time)
+{
+        unsigned long nowtime;
+
+        spin_lock(&mips_rtc_lock);
+        nowtime = rtc_get_time();
+        to_tm(nowtime, time);
+        time->tm_year -= 1900;
+        spin_unlock(&mips_rtc_lock);
+
+        return RTC_24H;
+}
+
+static inline int set_rtc_time(struct rtc_time *time)
+{
+        unsigned long nowtime;
+        int ret;
+
+        spin_lock(&mips_rtc_lock);
+        nowtime = mktime(time->tm_year+1900, time->tm_mon+1,
+                        time->tm_mday, time->tm_hour, time->tm_min,
+                        time->tm_sec);
+        ret = rtc_set_time(nowtime);
+        spin_unlock(&mips_rtc_lock);
+
+        return ret;
+}
+
+static inline unsigned int get_rtc_ss(void)
+{
+        struct rtc_time h;
+
+        get_rtc_time(&h);
+        return h.tm_sec;
+}
+
+static inline int get_rtc_pll(struct rtc_pll_info *pll)
+{
+        return -EINVAL;
+}
+
+static inline int set_rtc_pll(struct rtc_pll_info *pll)
+{
+        return -EINVAL;
+}
 #endif
 #endif