LXR linux/drivers/staging/vt6656/baseband.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 *
  20 * File: baseband.h
  21 *
  22 * Purpose: Implement functions to access baseband
  23 *
  24 * Author: Jerry Chen
  25 *
  26 * Date: Jun. 5, 2002
  27 *
  28 * Revision History:
  29 *      06-10-2003 Bryan YC Fan:  Re-write codes to support VT3253 spec.
  30 *      08-26-2003 Kyle Hsu    :  Add defines of packet type and TX rate.
  31 */
  32
  33#ifndef __BASEBAND_H__
  34#define __BASEBAND_H__
  35
  36#include "tether.h"
  37#include "device.h"
  38
  39#define PREAMBLE_LONG   0
  40#define PREAMBLE_SHORT  1
  41
  42/*
  43 * Registers in the BASEBAND
  44 */
  45#define BB_MAX_CONTEXT_SIZE 256
  46
  47#define C_SIFS_A      16      /* usec */
  48#define C_SIFS_BG     10
  49
  50#define C_EIFS      80      /* usec */
  51
  52#define C_SLOT_SHORT   9      /* usec */
  53#define C_SLOT_LONG   20
  54
  55#define C_CWMIN_A     15       /* slot time */
  56#define C_CWMIN_B     31
  57
  58#define C_CWMAX      1023     /* slot time */
  59
  60/* 0:11A 1:11B 2:11G */
  61#define BB_TYPE_11A    0
  62#define BB_TYPE_11B    1
  63#define BB_TYPE_11G    2
  64
  65/* 0:11a, 1:11b, 2:11gb (only CCK in BasicRate), 3:11ga (OFDM in BasicRate) */
  66#define PK_TYPE_11A     0
  67#define PK_TYPE_11B     1
  68#define PK_TYPE_11GB    2
  69#define PK_TYPE_11GA    3
  70
  71#define TOP_RATE_54M        0x80000000
  72#define TOP_RATE_48M        0x40000000
  73#define TOP_RATE_36M        0x20000000
  74#define TOP_RATE_24M        0x10000000
  75#define TOP_RATE_18M        0x08000000
  76#define TOP_RATE_12M        0x04000000
  77#define TOP_RATE_11M        0x02000000
  78#define TOP_RATE_9M         0x01000000
  79#define TOP_RATE_6M         0x00800000
  80#define TOP_RATE_55M        0x00400000
  81#define TOP_RATE_2M         0x00200000
  82#define TOP_RATE_1M         0x00100000
  83
  84unsigned int
  85BBuGetFrameTime(
  86     u8 byPreambleType,
  87     u8 byFreqType,
  88     unsigned int cbFrameLength,
  89     u16 wRate
  90    );
  91
  92void BBvCalculateParameter(struct vnt_private *, u32 cbFrameLength,
  93        u16 wRate, u8 byPacketType, u16 *pwPhyLen, u8 *pbyPhySrv,
  94        u8 *pbyPhySgn);
  95
  96/* timer for antenna diversity */
  97
  98void TimerSQ3CallBack(struct vnt_private *);
  99void TimerSQ3Tmax3CallBack(struct vnt_private *);
 100
 101void BBvAntennaDiversity(struct vnt_private *, u8 byRxRate, u8 bySQ3);
 102
 103void BBvSetShortSlotTime(struct vnt_private *);
 104void BBvSetVGAGainOffset(struct vnt_private *, u8 byData);
 105void BBvSetAntennaMode(struct vnt_private *, u8 byAntennaMode);
 106int BBbVT3184Init(struct vnt_private *);
 107void BBvSetDeepSleep(struct vnt_private *);
 108void BBvExitDeepSleep(struct vnt_private *);
 109void BBvUpdatePreEDThreshold(struct vnt_private *, int bScanning);
 110
 111#endif /* __BASEBAND_H__ */
 112