arch/s390/include/asm/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 #include <linux/seqlock.h>
  14
  15 struct s390_idle_data {
  16         seqcount_t seqcount;
  17         unsigned long long idle_count;
  18         unsigned long long idle_time;
  19         unsigned long long clock_idle_enter;
  20         unsigned long long clock_idle_exit;
  21         unsigned long long timer_idle_enter;
  22         unsigned long long timer_idle_exit;
  23 };
  24
  25 extern struct device_attribute dev_attr_idle_count;
  26 extern struct device_attribute dev_attr_idle_time_us;
  27
  28 void psw_idle(struct s390_idle_data *, unsigned long);
  29
  30 #endif /* _S390_IDLE_H */