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Linux kernel mirror (for testing)
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1/*
2 * arch/arm/include/asm/localtimer.h
3 *
4 * Copyright (C) 2004-2005 ARM Ltd.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10#ifndef __ASM_ARM_LOCALTIMER_H
11#define __ASM_ARM_LOCALTIMER_H
12
13#include <linux/errno.h>
14#include <linux/interrupt.h>
15
16struct clock_event_device;
17
18/*
19 * Setup a per-cpu timer, whether it be a local timer or dummy broadcast
20 */
21void percpu_timer_setup(void);
22
23#ifdef CONFIG_LOCAL_TIMERS
24
25#ifdef CONFIG_HAVE_ARM_TWD
26
27#include "smp_twd.h"
28
29#define local_timer_stop(c) twd_timer_stop((c))
30
31#else
32
33/*
34 * Stop the local timer
35 */
36void local_timer_stop(struct clock_event_device *);
37
38#endif
39
40/*
41 * Setup a local timer interrupt for a CPU.
42 */
43int local_timer_setup(struct clock_event_device *);
44
45#else
46
47static inline int local_timer_setup(struct clock_event_device *evt)
48{
49 return -ENXIO;
50}
51
52static inline void local_timer_stop(struct clock_event_device *evt)
53{
54}
55#endif
56
57#endif