include/linux/syscore_ops.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  *  syscore_ops.h - System core operations.
   4  *
   5  *  Copyright (C) 2011 Rafael J. Wysocki <rjw@sisk.pl>, Novell Inc.
   6  */
   7
   8 #ifndef _LINUX_SYSCORE_OPS_H
   9 #define _LINUX_SYSCORE_OPS_H
  10
  11 #include <linux/list.h>
  12
  13 struct syscore_ops {
  14         struct list_head node;
  15         int (*suspend)(void);
  16         void (*resume)(void);
  17         void (*shutdown)(void);
  18 };
  19
  20 extern void register_syscore_ops(struct syscore_ops *ops);
  21 extern void unregister_syscore_ops(struct syscore_ops *ops);
  22 #ifdef CONFIG_PM_SLEEP
  23 extern int syscore_suspend(void);
  24 extern void syscore_resume(void);
  25 #endif
  26 extern void syscore_shutdown(void);
  27
  28 #endif