aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/include/asm/localtimer.h
blob: 3f8c9ebb646c5b1bd79bd1c86aa2e1d22d59be49 (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
/*
 *  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
/*
 * 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);

/*
 * 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