linux/arch/sh/kernel/idle.c
Nicolas Pitre f0c5cdb5cf sched/idle, SH: Remove redundant cpuidle_idle_call()
The core idle loop now takes care of it.

Signed-off-by: Nicolas Pitre <nico@linaro.org>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: Preeti U Murthy <preeti@linux.vnet.ibm.com>
Cc: Paul Mundt <lethal@linux-sh.org>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linuxppc-dev@lists.ozlabs.org
Cc: linux-sh@vger.kernel.org
Cc: linux-pm@vger.kernel.org
Cc: Russell King <linux@arm.linux.org.uk>
Cc: linaro-kernel@lists.linaro.org
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/n/tip-v2c3oswyd80xk2vh7fwmu6r8@git.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2014-02-11 09:58:26 +01:00

62 lines
1.1 KiB
C

/*
* The idle loop for all SuperH platforms.
*
* Copyright (C) 2002 - 2009 Paul Mundt
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*/
#include <linux/module.h>
#include <linux/init.h>
#include <linux/mm.h>
#include <linux/pm.h>
#include <linux/tick.h>
#include <linux/preempt.h>
#include <linux/thread_info.h>
#include <linux/irqflags.h>
#include <linux/smp.h>
#include <linux/atomic.h>
#include <asm/pgalloc.h>
#include <asm/smp.h>
#include <asm/bl_bit.h>
static void (*sh_idle)(void);
void default_idle(void)
{
set_bl_bit();
local_irq_enable();
/* Isn't this racy ? */
cpu_sleep();
clear_bl_bit();
}
void arch_cpu_idle_dead(void)
{
play_dead();
}
void arch_cpu_idle(void)
{
sh_idle();
}
void __init select_idle_routine(void)
{
/*
* If a platform has set its own idle routine, leave it alone.
*/
if (!sh_idle)
sh_idle = default_idle;
}
void stop_this_cpu(void *unused)
{
local_irq_disable();
set_cpu_online(smp_processor_id(), false);
for (;;)
cpu_sleep();
}