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alarmtimer: Don't call rtc_timer_init() when CONFIG_RTC_CLASS=n 

rtc_timer_init() is not available when CONFIG_RTC_CLASS=n. Provide a
proper wrapper in the RTC section of alarmtimer.c

Reported-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: John Stultz <john.stultz@linaro.org>
This commit is contained in:
Thomas Gleixner 2012-03-24 12:46:23 +01:00
parent 68fe7b23d5
commit c5e14e7630
1 changed files with 8 additions and 3 deletions
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11
kernel/time/alarmtimer.c
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@ -46,10 +46,9 @@ static struct alarm_base {
static ktime_t freezer_delta;
static DEFINE_SPINLOCK(freezer_delta_lock);
static struct rtc_timer rtctimer;
#ifdef CONFIG_RTC_CLASS
/* rtc timer and device for setting alarm wakeups at suspend */
static struct rtc_timer rtctimer;
static struct rtc_device *rtcdev;
static DEFINE_SPINLOCK(rtcdev_lock);
@ -97,6 +96,11 @@ static int alarmtimer_rtc_add_device(struct device *dev,
return 0;
}
static inline void alarmtimer_rtc_timer_init(void)
{
rtc_timer_init(&rtctimer, NULL, NULL);
}
static struct class_interface alarmtimer_rtc_interface = {
.add_dev = &alarmtimer_rtc_add_device,
};
@ -118,6 +122,7 @@ static inline struct rtc_device *alarmtimer_get_rtcdev(void)
#define rtcdev (NULL)
static inline int alarmtimer_rtc_interface_setup(void) { return 0; }
static inline void alarmtimer_rtc_interface_remove(void) { }
static inline void alarmtimer_rtc_timer_init(void) { }
#endif
/**
@ -784,7 +789,7 @@ static int __init alarmtimer_init(void)
.nsleep = alarm_timer_nsleep,
};
rtc_timer_init(&rtctimer, NULL, NULL);
alarmtimer_rtc_timer_init();
posix_timers_register_clock(CLOCK_REALTIME_ALARM, &alarm_clock);
posix_timers_register_clock(CLOCK_BOOTTIME_ALARM, &alarm_clock);