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| author | Andriy Skulysh <askulysh@gmail.com> | 2006-09-27 11:20:22 +0400 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2006-09-27 11:20:22 +0400 |
| commit | 3aa770e7972723f479122cf66b529017d2175289 (patch) | |
| tree | f70d870381cec8034693704e346c53b311db688f /arch/sh/kernel/time.c | |
| parent | ef48e8e3498605351f91f195cc9af0ef981b0dde (diff) | |
| download | linux-3aa770e7972723f479122cf66b529017d2175289.tar.xz | |
sh: APM/PM support.
This adds some simple PM stubs and the basic APM interfaces,
primarily for use by hp6xx, where the existing userland
expects it.
Signed-off-by: Andriy Skulysh <askulysh@gmail.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/kernel/time.c')
| -rw-r--r-- | arch/sh/kernel/time.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/sh/kernel/time.c b/arch/sh/kernel/time.c index a1589f85499d..c8db6ca4f9d1 100644 --- a/arch/sh/kernel/time.c +++ b/arch/sh/kernel/time.c @@ -143,8 +143,33 @@ void handle_timer_tick(struct pt_regs *regs) } } +#ifdef CONFIG_PM +int timer_suspend(struct sys_device *dev, pm_message_t state) +{ + struct sys_timer *sys_timer = container_of(dev, struct sys_timer, dev); + + sys_timer->ops->stop(); + + return 0; +} + +int timer_resume(struct sys_device *dev) +{ + struct sys_timer *sys_timer = container_of(dev, struct sys_timer, dev); + + sys_timer->ops->start(); + + return 0; +} +#else +#define timer_suspend NULL +#define timer_resume NULL +#endif + static struct sysdev_class timer_sysclass = { set_kset_name("timer"), + .suspend = timer_suspend, + .resume = timer_resume, }; static int __init timer_init_sysfs(void) |