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

/*
 * cpuidle.h - The internal header file
 */

#ifndef __DRIVER_CPUIDLE_H
#define __DRIVER_CPUIDLE_H

#include <linux/device.h>

/* For internal use only */
extern struct cpuidle_governor *cpuidle_curr_governor;
extern struct list_head cpuidle_governors;
extern struct list_head cpuidle_detected_devices;
extern struct mutex cpuidle_lock;
extern spinlock_t cpuidle_driver_lock;
extern int cpuidle_disabled(void);
extern int cpuidle_enter_state(struct cpuidle_device *dev,
		struct cpuidle_driver *drv, int next_state);

/* idle loop */
extern void cpuidle_install_idle_handler(void);
extern void cpuidle_uninstall_idle_handler(void);

/* governors */
extern int cpuidle_switch_governor(struct cpuidle_governor *gov);

/* sysfs */
extern int cpuidle_add_interface(struct device *dev);
extern void cpuidle_remove_interface(struct device *dev);
extern int cpuidle_add_state_sysfs(struct cpuidle_device *device);
extern void cpuidle_remove_state_sysfs(struct cpuidle_device *device);
extern int cpuidle_add_sysfs(struct device *dev);
extern void cpuidle_remove_sysfs(struct device *dev);

#endif /* __DRIVER_CPUIDLE_H */
Commit	Line	Data
4f86d3a8 LB	1	/*
	2	* cpuidle.h - The internal header file
	3	*/
	4
	5	#ifndef __DRIVER_CPUIDLE_H
	6	#define __DRIVER_CPUIDLE_H
	7
8a25a2fd	8	#include <linux/device.h>
4f86d3a8 LB	9
	10	/* For internal use only */
	11	extern struct cpuidle_governor *cpuidle_curr_governor;
4f86d3a8 LB	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;
62027aea	16	extern int cpuidle_disabled(void);
56cfbf74 CC	17	extern int cpuidle_enter_state(struct cpuidle_device *dev,
56cfbf74 CC	18	struct cpuidle_driver *drv, int next_state);
4f86d3a8 LB	19
	20	/* idle loop */
	21	extern void cpuidle_install_idle_handler(void);
	22	extern void cpuidle_uninstall_idle_handler(void);
	23
	24	/* governors */
	25	extern int cpuidle_switch_governor(struct cpuidle_governor *gov);
	26
	27	/* sysfs */
8a25a2fd KS	28	extern int cpuidle_add_interface(struct device *dev);
8a25a2fd KS	29	extern void cpuidle_remove_interface(struct device *dev);
4f86d3a8 LB	30	extern int cpuidle_add_state_sysfs(struct cpuidle_device *device);
4f86d3a8 LB	31	extern void cpuidle_remove_state_sysfs(struct cpuidle_device *device);
8a25a2fd KS	32	extern int cpuidle_add_sysfs(struct device *dev);
8a25a2fd KS	33	extern void cpuidle_remove_sysfs(struct device *dev);
4f86d3a8 LB	34
4f86d3a8 LB	35	#endif /* __DRIVER_CPUIDLE_H */