#ifndef _LINUX_PM_QOS_PARAMS_H
  #define _LINUX_PM_QOS_PARAMS_H

  /* interface for the pm_qos_power infrastructure of the linux kernel.
   *

   * Mark Gross <mgross@linux.intel.com>

   */

  #include <linux/plist.h>

  #include <linux/notifier.h>
  #include <linux/miscdevice.h>
  
  #define PM_QOS_RESERVED 0
  #define PM_QOS_CPU_DMA_LATENCY 1
  #define PM_QOS_NETWORK_LATENCY 2
  #define PM_QOS_NETWORK_THROUGHPUT 3
  
  #define PM_QOS_NUM_CLASSES 4
  #define PM_QOS_DEFAULT_VALUE -1

  struct pm_qos_request_list {
  	struct plist_node list;
  	int pm_qos_class;
  };

  void pm_qos_add_request(struct pm_qos_request_list *l, int pm_qos_class, s32 value);

  void pm_qos_update_request(struct pm_qos_request_list *pm_qos_req,
  		s32 new_value);
  void pm_qos_remove_request(struct pm_qos_request_list *pm_qos_req);

  int pm_qos_request(int pm_qos_class);
  int pm_qos_add_notifier(int pm_qos_class, struct notifier_block *notifier);
  int pm_qos_remove_notifier(int pm_qos_class, struct notifier_block *notifier);

  int pm_qos_request_active(struct pm_qos_request_list *req);

  #endif