diff options
Diffstat (limited to 'arch/arm/include/asm/localtimer.h')
-rw-r--r-- | arch/arm/include/asm/localtimer.h | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/arch/arm/include/asm/localtimer.h b/arch/arm/include/asm/localtimer.h new file mode 100644 index 000000000000..50c7e7cfd670 --- /dev/null +++ b/arch/arm/include/asm/localtimer.h | |||
@@ -0,0 +1,63 @@ | |||
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 | struct clock_event_device; | ||
14 | |||
15 | /* | ||
16 | * Setup a per-cpu timer, whether it be a local timer or dummy broadcast | ||
17 | */ | ||
18 | void percpu_timer_setup(void); | ||
19 | |||
20 | /* | ||
21 | * Called from assembly, this is the local timer IRQ handler | ||
22 | */ | ||
23 | asmlinkage void do_local_timer(struct pt_regs *); | ||
24 | |||
25 | |||
26 | #ifdef CONFIG_LOCAL_TIMERS | ||
27 | |||
28 | #ifdef CONFIG_HAVE_ARM_TWD | ||
29 | |||
30 | #include "smp_twd.h" | ||
31 | |||
32 | #define local_timer_ack() twd_timer_ack() | ||
33 | #define local_timer_stop() twd_timer_stop() | ||
34 | |||
35 | #else | ||
36 | |||
37 | /* | ||
38 | * Platform provides this to acknowledge a local timer IRQ. | ||
39 | * Returns true if the local timer IRQ is to be processed. | ||
40 | */ | ||
41 | int local_timer_ack(void); | ||
42 | |||
43 | /* | ||
44 | * Stop a local timer interrupt. | ||
45 | */ | ||
46 | void local_timer_stop(void); | ||
47 | |||
48 | #endif | ||
49 | |||
50 | /* | ||
51 | * Setup a local timer interrupt for a CPU. | ||
52 | */ | ||
53 | void local_timer_setup(struct clock_event_device *); | ||
54 | |||
55 | #else | ||
56 | |||
57 | static inline void local_timer_stop(void) | ||
58 | { | ||
59 | } | ||
60 | |||
61 | #endif | ||
62 | |||
63 | #endif | ||