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author | Thomas Gleixner <tglx@linutronix.de> | 2007-02-16 01:28:01 -0800 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-16 08:13:59 -0800 |
commit | 906568c9c668ff994f4078932ec6ae1e3950d1af (patch) | |
tree | 825ac33fc61af55a0fe7485a1df681f5a6126d7b /include/linux/tick.h | |
parent | d316c57ff6bfad9557462b9100f25c6260d2b774 (diff) | |
download | linux-stable-906568c9c668ff994f4078932ec6ae1e3950d1af.tar.gz linux-stable-906568c9c668ff994f4078932ec6ae1e3950d1af.tar.bz2 linux-stable-906568c9c668ff994f4078932ec6ae1e3950d1af.zip |
[PATCH] tick-management: core functionality
With Ingo Molnar <mingo@elte.hu>
The tick-management code is the first user of the clockevents layer. It takes
clock event devices from the clock events core and uses them to provide the
periodic tick.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Cc: john stultz <johnstul@us.ibm.com>
Cc: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/tick.h')
-rw-r--r-- | include/linux/tick.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/include/linux/tick.h b/include/linux/tick.h new file mode 100644 index 000000000000..e5c0a4e22706 --- /dev/null +++ b/include/linux/tick.h @@ -0,0 +1,31 @@ +/* linux/include/linux/tick.h + * + * This file contains the structure definitions for tick related functions + * + */ +#ifndef _LINUX_TICK_H +#define _LINUX_TICK_H + +#include <linux/clockchips.h> + +#ifdef CONFIG_GENERIC_CLOCKEVENTS + +enum tick_device_mode { + TICKDEV_MODE_PERIODIC, + TICKDEV_MODE_ONESHOT, +}; + +struct tick_device { + struct clock_event_device *evtdev; + enum tick_device_mode mode; +}; + +extern void __init tick_init(void); + +#else + +static inline void tick_init(void) { } + +#endif + +#endif |