summaryrefslogtreecommitdiffstats
path: root/arch/arm/include/asm/localtimer.h
blob: 7e1b2c5f7d17291f90bb10c3795dfb735c8ce9d1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
/*
 *  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

#include <linux/errno.h>
#include <linux/interrupt.h>

struct clock_event_device;

/*
 * Setup a per-cpu timer, whether it be a local timer or dummy broadcast
 */
void percpu_timer_setup(void);

#ifdef CONFIG_LOCAL_TIMERS

#ifdef CONFIG_HAVE_ARM_TWD

#include "smp_twd.h"

#endif

/*
 * Stop the local timer
 */
void local_timer_stop(struct clock_event_device *);

/*
 * Setup a local timer interrupt for a CPU.
 */
int local_timer_setup(struct clock_event_device *);

#else

static inline int local_timer_setup(struct clock_event_device *evt)
{
	return -ENXIO;
}

static inline void local_timer_stop(struct clock_event_device *evt)
{
}
#endif

#endif