Merge branch 'fixes' of http://ftp.arm.linux.org.uk/pub/linux/arm/kernel/git-cur...

[pandora-kernel.git] / arch / arm / mach-shmobile / cpuidle.c

diff --git a/arch/arm/mach-shmobile/cpuidle.c b/arch/arm/mach-shmobile/cpuidle.c
index 2e44f11..1b23342 100644 (file)
--- a/arch/arm/mach-shmobile/cpuidle.c
+++ b/arch/arm/mach-shmobile/cpuidle.c
@@ -26,65 +26,59 @@ void (*shmobile_cpuidle_modes[CPUIDLE_STATE_MAX])(void) = {
 };
 
 static int shmobile_cpuidle_enter(struct cpuidle_device *dev,
-                                 struct cpuidle_state *state)
+                                 struct cpuidle_driver *drv,
+                                 int index)
 {
        ktime_t before, after;
-       int requested_state = state - &dev->states[0];
 
-       dev->last_state = &dev->states[requested_state];
        before = ktime_get();
 
        local_irq_disable();
        local_fiq_disable();
 
-       shmobile_cpuidle_modes[requested_state]();
+       shmobile_cpuidle_modes[index]();
 
        local_irq_enable();
        local_fiq_enable();
 
        after = ktime_get();
-       return ktime_to_ns(ktime_sub(after, before)) >> 10;
+       dev->last_residency = ktime_to_ns(ktime_sub(after, before)) >> 10;
+
+       return index;
 }
 
 static struct cpuidle_device shmobile_cpuidle_dev;
 static struct cpuidle_driver shmobile_cpuidle_driver = {
        .name =         "shmobile_cpuidle",
        .owner =        THIS_MODULE,
+       .states[0] = {
+               .name = "C1",
+               .desc = "WFI",
+               .exit_latency = 1,
+               .target_residency = 1 * 2,
+               .flags = CPUIDLE_FLAG_TIME_VALID,
+       },
+       .safe_state_index = 0, /* C1 */
+       .state_count = 1,
 };
 
-void (*shmobile_cpuidle_setup)(struct cpuidle_device *dev);
+void (*shmobile_cpuidle_setup)(struct cpuidle_driver *drv);
 
 static int shmobile_cpuidle_init(void)
 {
        struct cpuidle_device *dev = &shmobile_cpuidle_dev;
-       struct cpuidle_state *state;
+       struct cpuidle_driver *drv = &shmobile_cpuidle_driver;
        int i;
 
-       cpuidle_register_driver(&shmobile_cpuidle_driver);
-
-       for (i = 0; i < CPUIDLE_STATE_MAX; i++) {
-               dev->states[i].name[0] = '\0';
-               dev->states[i].desc[0] = '\0';
-               dev->states[i].enter = shmobile_cpuidle_enter;
-       }
-
-       i = CPUIDLE_DRIVER_STATE_START;
-
-       state = &dev->states[i++];
-       snprintf(state->name, CPUIDLE_NAME_LEN, "C1");
-       strncpy(state->desc, "WFI", CPUIDLE_DESC_LEN);
-       state->exit_latency = 1;
-       state->target_residency = 1 * 2;
-       state->power_usage = 3;
-       state->flags = 0;
-       state->flags |= CPUIDLE_FLAG_TIME_VALID;
-
-       dev->safe_state = state;
-       dev->state_count = i;
+       for (i = 0; i < CPUIDLE_STATE_MAX; i++)
+               drv->states[i].enter = shmobile_cpuidle_enter;
 
        if (shmobile_cpuidle_setup)
-               shmobile_cpuidle_setup(dev);
+               shmobile_cpuidle_setup(drv);
+
+       cpuidle_register_driver(drv);
 
+       dev->state_count = drv->state_count;
        cpuidle_register_device(dev);
 
        return 0;