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ARM: ux500: cpuidle: use init/exit common routine
Remove the duplicate code and use the cpuidle common code for initialization. Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Acked-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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@ -21,7 +21,6 @@
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static atomic_t master = ATOMIC_INIT(0);
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static DEFINE_SPINLOCK(master_lock);
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static DEFINE_PER_CPU(struct cpuidle_device, ux500_cpuidle_device);
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static inline int ux500_enter_idle(struct cpuidle_device *dev,
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struct cpuidle_driver *drv, int index)
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@ -112,40 +111,11 @@ static struct cpuidle_driver ux500_idle_driver = {
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int __init ux500_idle_init(void)
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{
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int ret, cpu;
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struct cpuidle_device *device;
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/* Configure wake up reasons */
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prcmu_enable_wakeups(PRCMU_WAKEUP(ARM) | PRCMU_WAKEUP(RTC) |
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PRCMU_WAKEUP(ABB));
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ret = cpuidle_register_driver(&ux500_idle_driver);
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if (ret) {
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printk(KERN_ERR "failed to register ux500 idle driver\n");
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return ret;
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}
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for_each_possible(cpu) {
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device = &per_cpu(ux500_cpuidle_device, cpu);
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device->cpu = cpu;
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ret = cpuidle_register_device(device);
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if (ret) {
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printk(KERN_ERR "Failed to register cpuidle "
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"device for cpu%d\n", cpu);
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goto out_unregister;
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}
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}
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out:
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return ret;
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out_unregister:
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for_each_possible_cpu(cpu) {
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device = &per_cpu(ux500_cpuidle_device, cpu);
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cpuidle_unregister_device(device);
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}
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cpuidle_unregister_driver(&ux500_idle_driver);
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goto out;
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return cpuidle_register(&ux500_idle_driver, NULL);
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}
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device_initcall(ux500_idle_init);
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