1 /* 2 * cpuidle.h - The internal header file 3 */ 4 5 #ifndef __DRIVER_CPUIDLE_H 6 #define __DRIVER_CPUIDLE_H 7 8 #include <linux/sysdev.h> 9 10 /* For internal use only */ 11 extern struct cpuidle_governor *cpuidle_curr_governor; 12 extern struct list_head cpuidle_governors; 13 extern struct list_head cpuidle_detected_devices; 14 extern struct mutex cpuidle_lock; 15 extern spinlock_t cpuidle_driver_lock; 16 17 /* idle loop */ 18 extern void cpuidle_install_idle_handler(void); 19 extern void cpuidle_uninstall_idle_handler(void); 20 21 /* governors */ 22 extern int cpuidle_switch_governor(struct cpuidle_governor *gov); 23 24 /* sysfs */ 25 extern int cpuidle_add_class_sysfs(struct sysdev_class *cls); 26 extern void cpuidle_remove_class_sysfs(struct sysdev_class *cls); 27 extern int cpuidle_add_state_sysfs(struct cpuidle_device *device); 28 extern void cpuidle_remove_state_sysfs(struct cpuidle_device *device); 29 extern int cpuidle_add_sysfs(struct sys_device *sysdev); 30 extern void cpuidle_remove_sysfs(struct sys_device *sysdev); 31 32 #endif /* __DRIVER_CPUIDLE_H */ 33