18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */
28c2ecf20Sopenharmony_ci/*
38c2ecf20Sopenharmony_ci *  Copyright IBM Corp. 2014
48c2ecf20Sopenharmony_ci *
58c2ecf20Sopenharmony_ci *  Author: Martin Schwidefsky <schwidefsky@de.ibm.com>
68c2ecf20Sopenharmony_ci */
78c2ecf20Sopenharmony_ci
88c2ecf20Sopenharmony_ci#ifndef _S390_IDLE_H
98c2ecf20Sopenharmony_ci#define _S390_IDLE_H
108c2ecf20Sopenharmony_ci
118c2ecf20Sopenharmony_ci#include <linux/types.h>
128c2ecf20Sopenharmony_ci#include <linux/device.h>
138c2ecf20Sopenharmony_ci#include <linux/seqlock.h>
148c2ecf20Sopenharmony_ci
158c2ecf20Sopenharmony_cistruct s390_idle_data {
168c2ecf20Sopenharmony_ci	seqcount_t seqcount;
178c2ecf20Sopenharmony_ci	unsigned long long idle_count;
188c2ecf20Sopenharmony_ci	unsigned long long idle_time;
198c2ecf20Sopenharmony_ci	unsigned long long clock_idle_enter;
208c2ecf20Sopenharmony_ci	unsigned long long clock_idle_exit;
218c2ecf20Sopenharmony_ci	unsigned long long timer_idle_enter;
228c2ecf20Sopenharmony_ci	unsigned long long timer_idle_exit;
238c2ecf20Sopenharmony_ci};
248c2ecf20Sopenharmony_ci
258c2ecf20Sopenharmony_ciextern struct device_attribute dev_attr_idle_count;
268c2ecf20Sopenharmony_ciextern struct device_attribute dev_attr_idle_time_us;
278c2ecf20Sopenharmony_ci
288c2ecf20Sopenharmony_civoid psw_idle(struct s390_idle_data *, unsigned long);
298c2ecf20Sopenharmony_ci
308c2ecf20Sopenharmony_ci#endif /* _S390_IDLE_H */
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