include/linux/pm_link.h

   1 /*
   2  * include/linux/pm_link.h - PM links manipulation core.
   3  *
   4  * Copyright (c) 2009 Rafael J. Wysocki <rjw@sisk.pl>, Novell Inc.
   5  *
   6  * This file is released under the GPLv2.
   7  */
   8
   9 #ifndef _LINUX_PM_LINK_H
  10 #define _LINUX_PM_LINK_H
  11
  12 #include <linux/list.h>
  13
  14 struct device;
  15
  16 struct pm_link {
  17         struct device *master;
  18         struct list_head master_hook;
  19         struct device *slave;
  20         struct list_head slave_hook;
  21 };
  22
  23 extern int pm_link_add(struct device *slave, struct device *master);
  24 extern void pm_link_remove(struct device *dev, struct device *master);
  25 extern int device_for_each_master(struct device *slave, void *data,
  26                            int (*fn)(struct device *dev, void *data));
  27 extern int device_for_each_slave(struct device *master, void *data,
  28                           int (*fn)(struct device *dev, void *data));
  29
  30 #endif