do_set_rtc() isn't required because the work that is handled is
allready served if read_persistent_clock() & update_persistent_clock()
are implemented and CONFIG_GENERIC_CMOS_UPDATE is. sync_cmos_clock()
looks very familiar :)
Signed-off-by: Sebastian Siewior <[EMAIL PROTECTED]>
--- a/arch/m68knommu/Kconfig
+++ b/arch/m68knommu/Kconfig
@@ -57,6 +57,10 @@ config GENERIC_TIME
bool
default y
+config GENERIC_CMOS_UPDATE
+ bool
+ default y
+
config TIME_LOW_RES
bool
default y
--- a/arch/m68knommu/kernel/time.c
+++ b/arch/m68knommu/kernel/time.c
@@ -33,27 +33,6 @@ static inline int set_rtc_mmss(unsigned
return -1;
}
-static inline void do_set_rtc(void)
-{
- /* last time the cmos clock got updated */
- static long last_rtc_update=0;
-
- /*
- * If we have an externally synchronized Linux clock, then update
- * CMOS clock accordingly every ~11 minutes. Set_rtc_mmss() has to be
- * called as close as possible to 500 ms before the new second starts.
- */
- if (ntp_synced() &&
- xtime.tv_sec > last_rtc_update + 660 &&
- (xtime.tv_nsec / 1000) >= 500000 - ((unsigned) TICK_SIZE) / 2 &&
- (xtime.tv_nsec / 1000) <= 500000 + ((unsigned) TICK_SIZE) / 2) {
- if (set_rtc_mmss(xtime.tv_sec) == 0)
- last_rtc_update = xtime.tv_sec;
- else
- last_rtc_update = xtime.tv_sec - 600; /* do it again in 60 s */
- }
-}
-
/*
* timer_interrupt() needs to keep up the real-time clock,
* as well as call the "do_timer()" routine every clocktick
@@ -70,8 +49,6 @@ irqreturn_t arch_timer_interrupt(int irq
if (current->pid)
profile_tick(CPU_PROFILING);
- do_set_rtc();
-
write_sequnlock(&xtime_lock);
return(IRQ_HANDLED);
}
@@ -91,12 +68,17 @@ static unsigned long read_rtc_mmss(void)
return mktime(year, mon, day, hour, min, sec);;
}
-void time_init(void)
+unsigned long read_persistent_clock(void)
{
- xtime.tv_sec = read_rtc_mmss();
- xtime.tv_nsec = 0;
- wall_to_monotonic.tv_sec = -xtime.tv_sec;
+ return read_rtc_mmss();
+}
- hw_timer_init();
+int update_persistent_clock(struct timespec now)
+{
+ return set_rtc_mmss(now.tv_sec);
}
+void time_init(void)
+{
+ hw_timer_init();
+}
--
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