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Diffstat (limited to 'arch/sparc/kernel/time_32.c')
-rw-r--r--arch/sparc/kernel/time_32.c18
1 files changed, 5 insertions, 13 deletions
diff --git a/arch/sparc/kernel/time_32.c b/arch/sparc/kernel/time_32.c
index 0d4c09b15efc..4453003032b5 100644
--- a/arch/sparc/kernel/time_32.c
+++ b/arch/sparc/kernel/time_32.c
@@ -78,6 +78,11 @@ __volatile__ unsigned int *master_l10_counter;
78 78
79u32 (*do_arch_gettimeoffset)(void); 79u32 (*do_arch_gettimeoffset)(void);
80 80
81int update_persistent_clock(struct timespec now)
82{
83 return set_rtc_mmss(now.tv_sec);
84}
85
81/* 86/*
82 * timer_interrupt() needs to keep up the real-time clock, 87 * timer_interrupt() needs to keep up the real-time clock,
83 * as well as call the "do_timer()" routine every clocktick 88 * as well as call the "do_timer()" routine every clocktick
@@ -87,9 +92,6 @@ u32 (*do_arch_gettimeoffset)(void);
87 92
88static irqreturn_t timer_interrupt(int dummy, void *dev_id) 93static irqreturn_t timer_interrupt(int dummy, void *dev_id)
89{ 94{
90 /* last time the cmos clock got updated */
91 static long last_rtc_update;
92
93#ifndef CONFIG_SMP 95#ifndef CONFIG_SMP
94 profile_tick(CPU_PROFILING); 96 profile_tick(CPU_PROFILING);
95#endif 97#endif
@@ -101,16 +103,6 @@ static irqreturn_t timer_interrupt(int dummy, void *dev_id)
101 103
102 do_timer(1); 104 do_timer(1);
103 105
104 /* Determine when to update the Mostek clock. */
105 if (ntp_synced() &&
106 xtime.tv_sec > last_rtc_update + 660 &&
107 (xtime.tv_nsec / 1000) >= 500000 - ((unsigned) TICK_SIZE) / 2 &&
108 (xtime.tv_nsec / 1000) <= 500000 + ((unsigned) TICK_SIZE) / 2) {
109 if (set_rtc_mmss(xtime.tv_sec) == 0)
110 last_rtc_update = xtime.tv_sec;
111 else
112 last_rtc_update = xtime.tv_sec - 600; /* do it again in 60 s */
113 }
114 write_sequnlock(&xtime_lock); 106 write_sequnlock(&xtime_lock);
115 107
116#ifndef CONFIG_SMP 108#ifndef CONFIG_SMP