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| author | Thomas Gleixner <tglx@linutronix.de> | 2011-03-18 16:42:06 +0000 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2011-03-18 16:52:49 +0000 |
| commit | 73a173a4117419892bd436e85a00a53aa22ad118 (patch) | |
| tree | 463404b687670d68669680de07135f52c0e4c7a4 /arch/mn10300/kernel/time.c | |
| parent | 08351fc6a75731226e1112fc7254542bd3a2912e (diff) | |
| download | linux-73a173a4117419892bd436e85a00a53aa22ad118.tar.gz linux-73a173a4117419892bd436e85a00a53aa22ad118.tar.bz2 linux-73a173a4117419892bd436e85a00a53aa22ad118.zip | |
MN10300: Remove stale code
mn10300 implements clocksource and clockevents and selects them
unconditionally in Kconfig. Remove the stale code which seems to be a
leftover of the conversion. Cleanup the configuration switches as well.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: John Stultz <johnstul@us.ibm.com>
Cc: Koichi Yasutake <yasutake.koichi@jp.panasonic.com>
Cc: Mark Salter <msalter@redhat.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'arch/mn10300/kernel/time.c')
| -rw-r--r-- | arch/mn10300/kernel/time.c | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/arch/mn10300/kernel/time.c b/arch/mn10300/kernel/time.c index 5b955000626d..611696df816f 100644 --- a/arch/mn10300/kernel/time.c +++ b/arch/mn10300/kernel/time.c @@ -93,43 +93,6 @@ irqreturn_t local_timer_interrupt(void) return IRQ_HANDLED; } -#ifndef CONFIG_GENERIC_TIME -/* - * advance the kernel's time keeping clocks (xtime and jiffies) - * - we use Timer 0 & 1 cascaded as a clock to nudge us the next time - * there's a need to update - */ -static irqreturn_t timer_interrupt(int irq, void *dev_id) -{ - unsigned tsc, elapse; - irqreturn_t ret; - - while (tsc = get_cycles(), - elapse = tsc - mn10300_last_tsc, /* time elapsed since last - * tick */ - elapse > MN10300_TSC_PER_HZ - ) { - mn10300_last_tsc += MN10300_TSC_PER_HZ; - - /* advance the kernel's time tracking system */ - xtime_update(1); - } - - ret = local_timer_interrupt(); -#ifdef CONFIG_SMP - send_IPI_allbutself(LOCAL_TIMER_IPI); -#endif - return ret; -} - -static struct irqaction timer_irq = { - .handler = timer_interrupt, - .flags = IRQF_DISABLED | IRQF_SHARED | IRQF_TIMER, - .name = "timer", -}; -#endif /* CONFIG_GENERIC_TIME */ - -#ifdef CONFIG_CSRC_MN10300 void __init clocksource_set_clock(struct clocksource *cs, unsigned int clock) { u64 temp; @@ -145,9 +108,7 @@ void __init clocksource_set_clock(struct clocksource *cs, unsigned int clock) cs->shift = shift; cs->mult = (u32) temp; } -#endif -#if CONFIG_CEVT_MN10300 void __cpuinit clockevent_set_clock(struct clock_event_device *cd, unsigned int clock) { @@ -164,7 +125,6 @@ void __cpuinit clockevent_set_clock(struct clock_event_device *cd, cd->shift = shift; cd->mult = (u32) temp; } -#endif /* * initialise the various timers used by the main part of the kernel @@ -177,11 +137,7 @@ void __init time_init(void) */ TMPSCNT |= TMPSCNT_ENABLE; -#ifdef CONFIG_GENERIC_TIME init_clocksource(); -#else - startup_timestamp_counter(); -#endif printk(KERN_INFO "timestamp counter I/O clock running at %lu.%02lu" @@ -190,12 +146,7 @@ void __init time_init(void) mn10300_last_tsc = read_timestamp_counter(); -#ifdef CONFIG_GENERIC_CLOCKEVENTS init_clockevents(); -#else - reload_jiffies_counter(MN10300_JC_PER_HZ - 1); - setup_jiffies_interrupt(TMJCIRQ, &timer_irq, CONFIG_TIMER_IRQ_LEVEL); -#endif #ifdef CONFIG_MN10300_WD_TIMER /* start the watchdog timer */ |