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
14 struct 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
22 extern struct device_attribute dev_attr_idle_count;
23 extern struct device_attribute dev_attr_idle_time_us;
24
25 void psw_idle(struct s390_idle_data *data, unsigned long psw_mask);
26
27 #endif /* _S390_IDLE_H */
28
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