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ARM idle: delete pm_idle

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pm_idle() on ARM was a synonym for default_idle(),
so simply invoke default_idle() directly.

Signed-off-by: Len Brown <len.brown@intel.com>
Reviewed-by: Kevin Hilman <khilman@linaro.org>
Tested-by: Kevin Hilman <khilman@linaro.org>
This commit is contained in:
Len Brown 2013-02-09 22:22:38 -05:00
parent 26bab0c976
commit b0ea11497c
1 changed files with 4 additions and 9 deletions
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13
arch/arm/kernel/process.c
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@ -172,14 +172,9 @@ static void default_idle(void)
local_irq_enable(); local_irq_enable();
} }
void (*pm_idle)(void) = default_idle;
EXPORT_SYMBOL(pm_idle);
/* /*
* The idle thread, has rather strange semantics for calling pm_idle, * The idle thread.
* but this is what x86 does and we need to do the same, so that * We always respect 'hlt_counter' to prevent low power idle.
* things like cpuidle get called in the same way. The only difference
* is that we always respect 'hlt_counter' to prevent low power idle.
*/ */
void cpu_idle(void) void cpu_idle(void)
{ {
@ -210,10 +205,10 @@ void cpu_idle(void)
} else if (!need_resched()) { } else if (!need_resched()) {
stop_critical_timings(); stop_critical_timings();
if (cpuidle_idle_call()) if (cpuidle_idle_call())
pm_idle(); default_idle();
start_critical_timings(); start_critical_timings();
/* /*
* pm_idle functions must always * default_idle functions must always
* return with IRQs enabled. * return with IRQs enabled.
*/ */
WARN_ON(irqs_disabled()); WARN_ON(irqs_disabled());