diff options
| author | Jonas Aaberg <jonas.aberg@stericsson.com> | 2011-09-22 15:42:25 +0200 |
|---|---|---|
| committer | Jonas ABERG <jonas.aberg@stericsson.com> | 2011-09-29 09:06:47 +0200 |
| commit | 3d8072303dc3aa7e531532f393a6c759eeabea05 (patch) | |
| tree | 8719879db36309459bc34a478c8fe6303611a964 /arch/arm/include/asm | |
| parent | 02cd3bfb1005e6babd228f194f6aa7a3bfb539ed (diff) | |
ARM: kernel: smp_twd: Add save/restore functions
Add simple save and restore functions which needs to be
called before/after the core(s) are powered off.
Change-Id: I95b7e5205d067e3c4949ba09370ea099633ca54e
Signed-off-by: Jonas Aaberg <jonas.aberg@stericsson.com>
Reviewed-on: http://gerrit.lud.stericsson.com/gerrit/32133
Diffstat (limited to 'arch/arm/include/asm')
| -rw-r--r-- | arch/arm/include/asm/smp_twd.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm/include/asm/smp_twd.h b/arch/arm/include/asm/smp_twd.h index fed9981fba0..2379b5f930a 100644 --- a/arch/arm/include/asm/smp_twd.h +++ b/arch/arm/include/asm/smp_twd.h @@ -25,4 +25,12 @@ extern void __iomem *twd_base; int twd_timer_ack(void); void twd_timer_setup(struct clock_event_device *); +#if defined(CONFIG_HOTPLUG) || defined(CONFIG_CPU_IDLE) +void twd_save(void); +void twd_restore(void); +#else +static inline void twd_save(void) { } +static inline void twd_restore(void) { } +#endif + #endif |