diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2015-04-03 03:02:18 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2015-04-03 09:44:32 +0300 |
| commit | ee7a1438b548fb5e206058d6bd0e2a5adf081dbf (patch) | |
| tree | 63a5deb09a4998dd25edfc242695113dad473eba /drivers/cpuidle | |
| parent | ee41eebf9cef624b2e766a4b8688eeeedb65114c (diff) | |
| download | linux-ee7a1438b548fb5e206058d6bd0e2a5adf081dbf.tar.xz | |
cpuidle: Use explicit broadcast control function
Replace the clockevents_notify() call with an explicit function call.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Cc: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/2106401.cYdJzzA6Ic@vostro.rjw.lan
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/cpuidle')
| -rw-r--r-- | drivers/cpuidle/driver.c | 23 |
1 files changed, 11 insertions, 12 deletions
diff --git a/drivers/cpuidle/driver.c b/drivers/cpuidle/driver.c index 2697e87d5b34..5db147859b90 100644 --- a/drivers/cpuidle/driver.c +++ b/drivers/cpuidle/driver.c @@ -13,7 +13,7 @@ #include <linux/sched.h> #include <linux/cpuidle.h> #include <linux/cpumask.h> -#include <linux/clockchips.h> +#include <linux/tick.h> #include "cpuidle.h" @@ -130,21 +130,20 @@ static inline void __cpuidle_unset_driver(struct cpuidle_driver *drv) #endif /** - * cpuidle_setup_broadcast_timer - enable/disable the broadcast timer + * cpuidle_setup_broadcast_timer - enable/disable the broadcast timer on a cpu * @arg: a void pointer used to match the SMP cross call API * - * @arg is used as a value of type 'long' with one of the two values: - * - CLOCK_EVT_NOTIFY_BROADCAST_ON - * - CLOCK_EVT_NOTIFY_BROADCAST_OFF + * If @arg is NULL broadcast is disabled otherwise enabled * - * Set the broadcast timer notification for the current CPU. This function - * is executed per CPU by an SMP cross call. It not supposed to be called - * directly. + * This function is executed per CPU by an SMP cross call. It's not + * supposed to be called directly. */ static void cpuidle_setup_broadcast_timer(void *arg) { - int cpu = smp_processor_id(); - clockevents_notify((long)(arg), &cpu); + if (arg) + tick_broadcast_enable(); + else + tick_broadcast_disable(); } /** @@ -239,7 +238,7 @@ static int __cpuidle_register_driver(struct cpuidle_driver *drv) if (drv->bctimer) on_each_cpu_mask(drv->cpumask, cpuidle_setup_broadcast_timer, - (void *)CLOCK_EVT_NOTIFY_BROADCAST_ON, 1); + (void *)1, 1); poll_idle_init(drv); @@ -263,7 +262,7 @@ static void __cpuidle_unregister_driver(struct cpuidle_driver *drv) if (drv->bctimer) { drv->bctimer = 0; on_each_cpu_mask(drv->cpumask, cpuidle_setup_broadcast_timer, - (void *)CLOCK_EVT_NOTIFY_BROADCAST_OFF, 1); + NULL, 1); } __cpuidle_unset_driver(drv); |