drivers/staging/otus/80211core/ratectrl.h

   1 /*
   2  * Copyright (c) 2007-2008 Atheros Communications Inc.
   3  *
   4  * Permission to use, copy, modify, and/or distribute this software for any
   5  * purpose with or without fee is hereby granted, provided that the above
   6  * copyright notice and this permission notice appear in all copies.
   7  *
   8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  15  */
  16
  17 #ifndef _RATECTRL_H
  18 #define _RATECTRL_H
  19
  20 #define ZM_RATE_CTRL_PROBING_INTERVAL_MS    1000 //1000ms
  21 #define ZM_RATE_CTRL_MIN_PROBING_PACKET     8
  22
  23 #define ZM_MIN_RATE_FAIL_COUNT              20
  24
  25 #define ZM_RATE_PROBING_THRESHOLD           15  //6%
  26 #define ZM_RATE_SUCCESS_PROBING             10
  27
  28 #define ZM_RATE_CTRL_RSSI_VARIATION         5  //TBD
  29
  30 extern const u32_t zcRateToPhyCtrl[];
  31
  32 extern void zfRateCtrlInitCell(zdev_t* dev, struct zsRcCell* rcCell, u8_t type, u8_t gBand, u8_t SG40);
  33 extern u16_t zfRateCtrlGetTxRate(zdev_t* dev, struct zsRcCell* rcCell, u16_t* probing);
  34 extern void zfRateCtrlTxFailEvent(zdev_t* dev, struct zsRcCell* rcCell, u8_t aggRate, u32_t retryRate);
  35 extern void zfRateCtrlTxSuccessEvent(zdev_t* dev, struct zsRcCell* rcCell, u8_t successRate);
  36 extern void zfRateCtrlAggrSta(zdev_t* dev);
  37 #endif