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[linux.git] / arch / s390 / include / asm / idle.h
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  *  Copyright IBM Corp. 2014
4  *
5  *  Author: Martin Schwidefsky <[email protected]>
6  */
7
8 #ifndef _S390_IDLE_H
9 #define _S390_IDLE_H
10
11 #include <linux/types.h>
12 #include <linux/device.h>
13 #include <linux/seqlock.h>
14
15 struct s390_idle_data {
16         seqcount_t seqcount;
17         unsigned long idle_count;
18         unsigned long idle_time;
19         unsigned long clock_idle_enter;
20         unsigned long clock_idle_exit;
21         unsigned long timer_idle_enter;
22         unsigned long timer_idle_exit;
23         unsigned long mt_cycles_enter[8];
24 };
25
26 extern struct device_attribute dev_attr_idle_count;
27 extern struct device_attribute dev_attr_idle_time_us;
28
29 void psw_idle(struct s390_idle_data *data, unsigned long psw_mask);
30 void psw_idle_exit(void);
31
32 #endif /* _S390_IDLE_H */
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