LXR linux/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
  15struct 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
  26extern struct device_attribute dev_attr_idle_count;
  27extern struct device_attribute dev_attr_idle_time_us;
  28
  29void psw_idle(struct s390_idle_data *data, unsigned long psw_mask);
  30void psw_idle_exit(void);
  31
  32#endif /* _S390_IDLE_H */
  33