forked from Minki/linux
f7b861b7a6
Use the generic idle loop and replace enable/disable_hlt with the respective core functions. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Rusty Russell <rusty@rustcorp.com.au> Cc: Paul McKenney <paulmck@linux.vnet.ibm.com> Cc: Peter Zijlstra <peterz@infradead.org> Reviewed-by: Cc: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com> Cc: Magnus Damm <magnus.damm@gmail.com> Cc: Russell King <linux@arm.linux.org.uk> Tested-by: Kevin Hilman <khilman@linaro.org> # OMAP Link: http://lkml.kernel.org/r/20130321215233.826238797@linutronix.de
32 lines
707 B
C
32 lines
707 B
C
/*
|
|
* arch/arm/mach-gemini/idle.c
|
|
*/
|
|
|
|
#include <linux/init.h>
|
|
#include <asm/system.h>
|
|
#include <asm/proc-fns.h>
|
|
|
|
static void gemini_idle(void)
|
|
{
|
|
/*
|
|
* Because of broken hardware we have to enable interrupts or the CPU
|
|
* will never wakeup... Acctualy it is not very good to enable
|
|
* interrupts first since scheduler can miss a tick, but there is
|
|
* no other way around this. Platforms that needs it for power saving
|
|
* should enable it in init code, since by default it is
|
|
* disabled.
|
|
*/
|
|
|
|
/* FIXME: Enabling interrupts here is racy! */
|
|
local_irq_enable();
|
|
cpu_do_idle();
|
|
}
|
|
|
|
static int __init gemini_idle_init(void)
|
|
{
|
|
arm_pm_idle = gemini_idle;
|
|
return 0;
|
|
}
|
|
|
|
arch_initcall(gemini_idle_init);
|