cpuidle: support multiple drivers

[deliverable/linux.git] / include / linux / cpuidle.h

diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h
index d08e1afa4919d7d287dc7a9f90efe3b02ec7c37d..3711b34dc4f9fd8cafab9691bce55e617326dbb6 100644 (file)
--- a/include/linux/cpuidle.h
+++ b/include/linux/cpuidle.h
@@ -91,7 +91,7 @@ struct cpuidle_device {
        int                     state_count;
        struct cpuidle_state_usage      states_usage[CPUIDLE_STATE_MAX];
        struct cpuidle_state_kobj *kobjs[CPUIDLE_STATE_MAX];
-
+       struct cpuidle_driver_kobj *kobj_driver;
        struct list_head        device_list;
        struct kobject          kobj;
        struct completion       kobj_unregister;
@@ -157,6 +157,10 @@ extern int cpuidle_wrap_enter(struct cpuidle_device *dev,
                                        struct cpuidle_driver *drv, int index));
 extern int cpuidle_play_dead(void);
 
+extern struct cpuidle_driver *cpuidle_get_cpu_driver(struct cpuidle_device *dev);
+extern int cpuidle_register_cpu_driver(struct cpuidle_driver *drv, int cpu);
+extern void cpuidle_unregister_cpu_driver(struct cpuidle_driver *drv, int cpu);
+
 #else
 static inline void disable_cpuidle(void) { }
 static inline int cpuidle_idle_call(void) { return -ENODEV; }
@@ -183,7 +187,6 @@ static inline int cpuidle_wrap_enter(struct cpuidle_device *dev,
                                        struct cpuidle_driver *drv, int index))
 { return -ENODEV; }
 static inline int cpuidle_play_dead(void) {return -ENODEV; }
-
 #endif
 
 #ifdef CONFIG_ARCH_NEEDS_CPU_IDLE_COUPLED