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| author | John W. Linville <linville@tuxdriver.com> | 2010-04-08 13:34:54 -0400 | 
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-04-08 13:34:54 -0400 | 
| commit | 0f2df9eac70423838a1f8d410fd3899ddd88317b (patch) | |
| tree | 0617f723320d83eca5cef9c964c001014e74213f /arch/arm/kernel/time.c | |
| parent | 8c11e4ab09ffb975a89802dde0e9aa52a53b8aa5 (diff) | |
| parent | 1144601118507f8b3b676a9a392584d216d3f2cc (diff) | |
| download | olio-linux-3.10-0f2df9eac70423838a1f8d410fd3899ddd88317b.tar.xz olio-linux-3.10-0f2df9eac70423838a1f8d410fd3899ddd88317b.zip  | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6 into merge
Conflicts:
	Documentation/feature-removal-schedule.txt
	drivers/net/wireless/ath/ath5k/phy.c
	drivers/net/wireless/iwlwifi/iwl-4965.c
	drivers/net/wireless/iwlwifi/iwl-agn.c
	drivers/net/wireless/iwlwifi/iwl-core.c
	drivers/net/wireless/iwlwifi/iwl-core.h
	drivers/net/wireless/iwlwifi/iwl-tx.c
Diffstat (limited to 'arch/arm/kernel/time.c')
| -rw-r--r-- | arch/arm/kernel/time.c | 178 | 
1 files changed, 0 insertions, 178 deletions
diff --git a/arch/arm/kernel/time.c b/arch/arm/kernel/time.c index d38cdf2c827..28753805d2d 100644 --- a/arch/arm/kernel/time.c +++ b/arch/arm/kernel/time.c @@ -10,11 +10,6 @@   *   *  This file contains the ARM-specific time handling details:   *  reading the RTC at bootup, etc... - * - *  1994-07-02  Alan Modra - *              fixed set_rtc_mmss, fixed time.year for >= 2000, new mktime - *  1998-12-20  Updated NTP code according to technical memorandum Jan '96 - *              "A Kernel Model for Precision Timekeeping" by Dave Mills   */  #include <linux/module.h>  #include <linux/kernel.h> @@ -77,11 +72,6 @@ unsigned long profile_pc(struct pt_regs *regs)  EXPORT_SYMBOL(profile_pc);  #endif -/* - * hook for setting the RTC's idea of the current time. - */ -int (*set_rtc)(void); -  #ifndef CONFIG_GENERIC_TIME  static unsigned long dummy_gettimeoffset(void)  { @@ -89,140 +79,6 @@ static unsigned long dummy_gettimeoffset(void)  }  #endif -static unsigned long next_rtc_update; - -/* - * If we have an externally synchronized linux clock, then update - * CMOS clock accordingly every ~11 minutes.  set_rtc() has to be - * called as close as possible to 500 ms before the new second - * starts. - */ -static inline void do_set_rtc(void) -{ -	if (!ntp_synced() || set_rtc == NULL) -		return; - -	if (next_rtc_update && -	    time_before((unsigned long)xtime.tv_sec, next_rtc_update)) -		return; - -	if (xtime.tv_nsec < 500000000 - ((unsigned) tick_nsec >> 1) && -	    xtime.tv_nsec >= 500000000 + ((unsigned) tick_nsec >> 1)) -		return; - -	if (set_rtc()) -		/* -		 * rtc update failed.  Try again in 60s -		 */ -		next_rtc_update = xtime.tv_sec + 60; -	else -		next_rtc_update = xtime.tv_sec + 660; -} - -#ifdef CONFIG_LEDS - -static void dummy_leds_event(led_event_t evt) -{ -} - -void (*leds_event)(led_event_t) = dummy_leds_event; - -struct leds_evt_name { -	const char	name[8]; -	int		on; -	int		off; -}; - -static const struct leds_evt_name evt_names[] = { -	{ "amber", led_amber_on, led_amber_off }, -	{ "blue",  led_blue_on,  led_blue_off  }, -	{ "green", led_green_on, led_green_off }, -	{ "red",   led_red_on,   led_red_off   }, -}; - -static ssize_t leds_store(struct sys_device *dev, -			struct sysdev_attribute *attr, -			const char *buf, size_t size) -{ -	int ret = -EINVAL, len = strcspn(buf, " "); - -	if (len > 0 && buf[len] == '\0') -		len--; - -	if (strncmp(buf, "claim", len) == 0) { -		leds_event(led_claim); -		ret = size; -	} else if (strncmp(buf, "release", len) == 0) { -		leds_event(led_release); -		ret = size; -	} else { -		int i; - -		for (i = 0; i < ARRAY_SIZE(evt_names); i++) { -			if (strlen(evt_names[i].name) != len || -			    strncmp(buf, evt_names[i].name, len) != 0) -				continue; -			if (strncmp(buf+len, " on", 3) == 0) { -				leds_event(evt_names[i].on); -				ret = size; -			} else if (strncmp(buf+len, " off", 4) == 0) { -				leds_event(evt_names[i].off); -				ret = size; -			} -			break; -		} -	} -	return ret; -} - -static SYSDEV_ATTR(event, 0200, NULL, leds_store); - -static int leds_suspend(struct sys_device *dev, pm_message_t state) -{ -	leds_event(led_stop); -	return 0; -} - -static int leds_resume(struct sys_device *dev) -{ -	leds_event(led_start); -	return 0; -} - -static int leds_shutdown(struct sys_device *dev) -{ -	leds_event(led_halted); -	return 0; -} - -static struct sysdev_class leds_sysclass = { -	.name		= "leds", -	.shutdown	= leds_shutdown, -	.suspend	= leds_suspend, -	.resume		= leds_resume, -}; - -static struct sys_device leds_device = { -	.id		= 0, -	.cls		= &leds_sysclass, -}; - -static int __init leds_init(void) -{ -	int ret; -	ret = sysdev_class_register(&leds_sysclass); -	if (ret == 0) -		ret = sysdev_register(&leds_device); -	if (ret == 0) -		ret = sysdev_create_file(&leds_device, &attr_event); -	return ret; -} - -device_initcall(leds_init); - -EXPORT_SYMBOL(leds_event); -#endif -  #ifdef CONFIG_LEDS_TIMER  static inline void do_leds(void)  { @@ -295,39 +151,6 @@ int do_settimeofday(struct timespec *tv)  EXPORT_SYMBOL(do_settimeofday);  #endif /* !CONFIG_GENERIC_TIME */ -/** - * save_time_delta - Save the offset between system time and RTC time - * @delta: pointer to timespec to store delta - * @rtc: pointer to timespec for current RTC time - * - * Return a delta between the system time and the RTC time, such - * that system time can be restored later with restore_time_delta() - */ -void save_time_delta(struct timespec *delta, struct timespec *rtc) -{ -	set_normalized_timespec(delta, -				xtime.tv_sec - rtc->tv_sec, -				xtime.tv_nsec - rtc->tv_nsec); -} -EXPORT_SYMBOL(save_time_delta); - -/** - * restore_time_delta - Restore the current system time - * @delta: delta returned by save_time_delta() - * @rtc: pointer to timespec for current RTC time - */ -void restore_time_delta(struct timespec *delta, struct timespec *rtc) -{ -	struct timespec ts; - -	set_normalized_timespec(&ts, -				delta->tv_sec + rtc->tv_sec, -				delta->tv_nsec + rtc->tv_nsec); - -	do_settimeofday(&ts); -} -EXPORT_SYMBOL(restore_time_delta); -  #ifndef CONFIG_GENERIC_CLOCKEVENTS  /*   * Kernel system timer support. @@ -336,7 +159,6 @@ void timer_tick(void)  {  	profile_tick(CPU_PROFILING);  	do_leds(); -	do_set_rtc();  	write_seqlock(&xtime_lock);  	do_timer(1);  	write_sequnlock(&xtime_lock);  |