mirror of
https://github.com/torvalds/linux.git
synced 2024-12-25 20:32:22 +00:00
64 lines
1.1 KiB
C
64 lines
1.1 KiB
C
/*
|
|
* arch/arm/include/asm/localtimer.h
|
|
*
|
|
* Copyright (C) 2004-2005 ARM Ltd.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*/
|
|
#ifndef __ASM_ARM_LOCALTIMER_H
|
|
#define __ASM_ARM_LOCALTIMER_H
|
|
|
|
struct clock_event_device;
|
|
|
|
/*
|
|
* Setup a per-cpu timer, whether it be a local timer or dummy broadcast
|
|
*/
|
|
void percpu_timer_setup(void);
|
|
|
|
/*
|
|
* Called from assembly, this is the local timer IRQ handler
|
|
*/
|
|
asmlinkage void do_local_timer(struct pt_regs *);
|
|
|
|
|
|
#ifdef CONFIG_LOCAL_TIMERS
|
|
|
|
#ifdef CONFIG_HAVE_ARM_TWD
|
|
|
|
#include "smp_twd.h"
|
|
|
|
#define local_timer_ack() twd_timer_ack()
|
|
#define local_timer_stop() twd_timer_stop()
|
|
|
|
#else
|
|
|
|
/*
|
|
* Platform provides this to acknowledge a local timer IRQ.
|
|
* Returns true if the local timer IRQ is to be processed.
|
|
*/
|
|
int local_timer_ack(void);
|
|
|
|
/*
|
|
* Stop a local timer interrupt.
|
|
*/
|
|
void local_timer_stop(void);
|
|
|
|
#endif
|
|
|
|
/*
|
|
* Setup a local timer interrupt for a CPU.
|
|
*/
|
|
void local_timer_setup(struct clock_event_device *);
|
|
|
|
#else
|
|
|
|
static inline void local_timer_stop(void)
|
|
{
|
|
}
|
|
|
|
#endif
|
|
|
|
#endif
|