LXR linux/drivers/staging/vt6656/power.h

   1/*
   2 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
   3 * All rights reserved.
   4 *
   5 * This program is free software; you can redistribute it and/or modify
   6 * it under the terms of the GNU General Public License as published by
   7 * the Free Software Foundation; either version 2 of the License, or
   8 * (at your option) any later version.
   9 *
  10 * This program is distributed in the hope that it will be useful,
  11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 * GNU General Public License for more details.
  14 *
  15 * You should have received a copy of the GNU General Public License along
  16 * with this program; if not, write to the Free Software Foundation, Inc.,
  17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 *
  19 * File: power.h
  20 *
  21 * Purpose: Handles 802.11 power management  functions
  22 *
  23 * Author: Lyndon Chen
  24 *
  25 * Date: July 17, 2002
  26 *
  27 */
  28
  29#ifndef __POWER_H__
  30#define __POWER_H__
  31
  32
  33/*---------------------  Export Definitions -------------------------*/
  34#define     C_PWBT                   1000      // micro sec. power up before TBTT
  35#define     PS_FAST_INTERVAL         1         // Fast power saving listen interval
  36#define     PS_MAX_INTERVAL          4         // MAX power saving listen interval
  37
  38/*---------------------  Export Classes  ----------------------------*/
  39
  40/*---------------------  Export Variables  --------------------------*/
  41
  42
  43/*---------------------  Export Types  ------------------------------*/
  44
  45
  46/*---------------------  Export Functions  --------------------------*/
  47
  48/*  PSDevice pDevice */
  49/*  PSDevice hDeviceContext */
  50
  51BOOL PSbConsiderPowerDown(void *hDeviceContext,
  52                          BOOL bCheckRxDMA,
  53                          BOOL bCheckCountToWakeUp);
  54
  55void PSvDisablePowerSaving(void *hDeviceContext);
  56void PSvEnablePowerSaving(void *hDeviceContext, WORD wListenInterval);
  57void PSvSendPSPOLL(void *hDeviceContext);
  58BOOL PSbSendNullPacket(void *hDeviceContext);
  59BOOL PSbIsNextTBTTWakeUp(void *hDeviceContext);
  60
  61#endif /* __POWER_H__ */
  62