idle.h

 1/* SPDX-License-Identifier: GPL-2.0 */
 2/*
 3 *  Copyright IBM Corp. 2014
 4 *
 5 *  Author: Martin Schwidefsky <schwidefsky@de.ibm.com>
 6 */
 7
 8#ifndef _S390_IDLE_H
 9#define _S390_IDLE_H
10
11#include <linux/types.h>
12#include <linux/device.h>
13
14struct s390_idle_data {
15	unsigned long idle_count;
16	unsigned long idle_time;
17	unsigned long clock_idle_enter;
18	unsigned long timer_idle_enter;
19	unsigned long mt_cycles_enter[8];
20};
21
22extern struct device_attribute dev_attr_idle_count;
23extern struct device_attribute dev_attr_idle_time_us;
24
25void psw_idle(struct s390_idle_data *data, unsigned long psw_mask);
26void update_timer_idle(void);
27
28#endif /* _S390_IDLE_H */