diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/cpuidle/cpuidle.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c index 2c4b2d47973..60f71e6345e 100644 --- a/drivers/cpuidle/cpuidle.c +++ b/drivers/cpuidle/cpuidle.c @@ -27,6 +27,17 @@ static void (*pm_idle_old)(void); static int enabled_devices; +#if defined(CONFIG_ARCH_HAS_CPU_IDLE_WAIT) +static void cpuidle_kick_cpus(void) +{ + cpu_idle_wait(); +} +#elif defined(CONFIG_SMP) +# error "Arch needs cpu_idle_wait() equivalent here" +#else /* !CONFIG_ARCH_HAS_CPU_IDLE_WAIT && !CONFIG_SMP */ +static void cpuidle_kick_cpus(void) {} +#endif + /** * cpuidle_idle_call - the main idle loop * @@ -83,7 +94,7 @@ void cpuidle_uninstall_idle_handler(void) { if (enabled_devices && (pm_idle != pm_idle_old)) { pm_idle = pm_idle_old; - cpu_idle_wait(); + cpuidle_kick_cpus(); } } |