Remove the duplicated code and use the cpuidle common code for initialization.
Signed-off-by: Daniel Lezcano daniel.lezcano@linaro.org Acked-by: Rob Herring rob.herring@calxeda.com --- drivers/cpuidle/cpuidle-calxeda.c | 52 +------------------------------------ 1 file changed, 1 insertion(+), 51 deletions(-)
diff --git a/drivers/cpuidle/cpuidle-calxeda.c b/drivers/cpuidle/cpuidle-calxeda.c index a3b56f5..e344b56 100644 --- a/drivers/cpuidle/cpuidle-calxeda.c +++ b/drivers/cpuidle/cpuidle-calxeda.c @@ -35,8 +35,6 @@ extern void highbank_set_cpu_jump(int cpu, void *jump_addr); extern void *scu_base_addr;
-static struct cpuidle_device __percpu *calxeda_idle_cpuidle_devices; - static inline unsigned int get_auxcr(void) { unsigned int val; @@ -85,19 +83,6 @@ static int calxeda_pwrdown_idle(struct cpuidle_device *dev, return index; }
-static void calxeda_idle_cpuidle_devices_uninit(void) -{ - int i; - struct cpuidle_device *dev; - - for_each_possible_cpu(i) { - dev = per_cpu_ptr(calxeda_idle_cpuidle_devices, i); - cpuidle_unregister_device(dev); - } - - free_percpu(calxeda_idle_cpuidle_devices); -} - static struct cpuidle_driver calxeda_idle_driver = { .name = "calxeda_idle", .states = { @@ -117,44 +102,9 @@ static struct cpuidle_driver calxeda_idle_driver = {
static int __init calxeda_cpuidle_init(void) { - int cpu_id; - int ret; - struct cpuidle_device *dev; - struct cpuidle_driver *drv = &calxeda_idle_driver; - if (!of_machine_is_compatible("calxeda,highbank")) return -ENODEV;
- ret = cpuidle_register_driver(drv); - if (ret) - return ret; - - calxeda_idle_cpuidle_devices = alloc_percpu(struct cpuidle_device); - if (calxeda_idle_cpuidle_devices == NULL) { - ret = -ENOMEM; - goto unregister_drv; - } - - /* initialize state data for each cpuidle_device */ - for_each_possible_cpu(cpu_id) { - dev = per_cpu_ptr(calxeda_idle_cpuidle_devices, cpu_id); - dev->cpu = cpu_id; - dev->state_count = drv->state_count; - - ret = cpuidle_register_device(dev); - if (ret) { - pr_err("Failed to register cpu %u, error: %d\n", - cpu_id, ret); - goto uninit; - } - } - - return 0; - -uninit: - calxeda_idle_cpuidle_devices_uninit(); -unregister_drv: - cpuidle_unregister_driver(drv); - return ret; + return cpuidle_register(&calxeda_idle_driver, NULL); } module_init(calxeda_cpuidle_init);