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ARM: at91: cpuidle: use init/exit common routine 

Remove the duplicated code and use the cpuidle common code for initialization.

Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Daniel Lezcano 2013-04-23 08:54:35 +00:00 committed by Rafael J. Wysocki
parent e8928e2e1e
commit 22f5d1fa08
1 changed files with 2 additions and 15 deletions
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17
arch/arm/mach-at91/cpuidle.c
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@ -27,8 +27,6 @@
#define AT91_MAX_STATES 2 #define AT91_MAX_STATES 2
static DEFINE_PER_CPU(struct cpuidle_device, at91_cpuidle_device);
/* Actual code that puts the SoC in different idle states */ /* Actual code that puts the SoC in different idle states */
static int at91_enter_idle(struct cpuidle_device *dev, static int at91_enter_idle(struct cpuidle_device *dev,
struct cpuidle_driver *drv, struct cpuidle_driver *drv,
@ -60,20 +58,9 @@ static struct cpuidle_driver at91_idle_driver = {
}; };
/* Initialize CPU idle by registering the idle states */ /* Initialize CPU idle by registering the idle states */
static int at91_init_cpuidle(void) static int __init at91_init_cpuidle(void)
{ {
struct cpuidle_device *device; return cpuidle_register(&at91_idle_driver, NULL);
device = &per_cpu(at91_cpuidle_device, smp_processor_id());
device->state_count = AT91_MAX_STATES;
cpuidle_register_driver(&at91_idle_driver);
if (cpuidle_register_device(device)) {
printk(KERN_ERR "at91_init_cpuidle: Failed registering\n");
return -EIO;
}
return 0;
} }
device_initcall(at91_init_cpuidle); device_initcall(at91_init_cpuidle);