Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 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: rxtx.c |
| 20 | * |
| 21 | * Purpose: handle WMAC/802.3/802.11 rx & tx functions |
| 22 | * |
| 23 | * Author: Lyndon Chen |
| 24 | * |
| 25 | * Date: May 20, 2003 |
| 26 | * |
| 27 | * Functions: |
Gilles Espinasse | f77f13e | 2010-03-29 15:41:47 +0200 | [diff] [blame] | 28 | * s_vGenerateTxParameter - Generate tx dma required parameter. |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 29 | * s_vGenerateMACHeader - Translate 802.3 to 802.11 header |
| 30 | * csBeacon_xmit - beacon tx function |
| 31 | * csMgmt_xmit - management tx function |
| 32 | * s_uGetDataDuration - get tx data required duration |
| 33 | * s_uFillDataHead- fulfill tx data duration header |
Gilles Espinasse | f77f13e | 2010-03-29 15:41:47 +0200 | [diff] [blame] | 34 | * s_uGetRTSCTSDuration- get rtx/cts required duration |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 35 | * s_uGetRTSCTSRsvTime- get rts/cts reserved time |
| 36 | * s_uGetTxRsvTime- get frame reserved time |
| 37 | * s_vFillCTSHead- fulfill CTS ctl header |
Gilles Espinasse | f77f13e | 2010-03-29 15:41:47 +0200 | [diff] [blame] | 38 | * s_vFillFragParameter- Set fragment ctl parameter. |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 39 | * s_vFillRTSHead- fulfill RTS ctl header |
| 40 | * s_vFillTxKey- fulfill tx encrypt key |
| 41 | * s_vSWencryption- Software encrypt header |
| 42 | * vDMA0_tx_80211- tx 802.11 frame via dma0 |
| 43 | * vGenerateFIFOHeader- Generate tx FIFO ctl header |
| 44 | * |
| 45 | * Revision History: |
| 46 | * |
| 47 | */ |
| 48 | |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 49 | #include "device.h" |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 50 | #include "rxtx.h" |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 51 | #include "tether.h" |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 52 | #include "card.h" |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 53 | #include "bssdb.h" |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 54 | #include "mac.h" |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 55 | #include "baseband.h" |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 56 | #include "michael.h" |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 57 | #include "tkip.h" |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 58 | #include "tcrc.h" |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 59 | #include "wctl.h" |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 60 | #include "hostap.h" |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 61 | #include "rf.h" |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 62 | #include "datarate.h" |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 63 | #include "usbpipe.h" |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 64 | #include "iocmd.h" |
Jim Lieb | 9d26d60 | 2009-08-12 14:54:08 -0700 | [diff] [blame] | 65 | |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 66 | /*--------------------- Static Definitions -------------------------*/ |
| 67 | |
| 68 | /*--------------------- Static Classes ----------------------------*/ |
| 69 | |
| 70 | /*--------------------- Static Variables --------------------------*/ |
Mariano Reingart | 4a499de | 2010-10-29 19:15:26 -0300 | [diff] [blame] | 71 | static int msglevel = MSG_LEVEL_INFO; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 72 | |
| 73 | /*--------------------- Static Functions --------------------------*/ |
| 74 | |
| 75 | /*--------------------- Static Definitions -------------------------*/ |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 76 | |
| 77 | const WORD wTimeStampOff[2][MAX_RATE] = { |
| 78 | {384, 288, 226, 209, 54, 43, 37, 31, 28, 25, 24, 23}, // Long Preamble |
| 79 | {384, 192, 130, 113, 54, 43, 37, 31, 28, 25, 24, 23}, // Short Preamble |
| 80 | }; |
| 81 | |
| 82 | const WORD wFB_Opt0[2][5] = { |
| 83 | {RATE_12M, RATE_18M, RATE_24M, RATE_36M, RATE_48M}, // fallback_rate0 |
| 84 | {RATE_12M, RATE_12M, RATE_18M, RATE_24M, RATE_36M}, // fallback_rate1 |
| 85 | }; |
| 86 | const WORD wFB_Opt1[2][5] = { |
| 87 | {RATE_12M, RATE_18M, RATE_24M, RATE_24M, RATE_36M}, // fallback_rate0 |
| 88 | {RATE_6M , RATE_6M, RATE_12M, RATE_12M, RATE_18M}, // fallback_rate1 |
| 89 | }; |
| 90 | |
| 91 | |
| 92 | #define RTSDUR_BB 0 |
| 93 | #define RTSDUR_BA 1 |
| 94 | #define RTSDUR_AA 2 |
| 95 | #define CTSDUR_BA 3 |
| 96 | #define RTSDUR_BA_F0 4 |
| 97 | #define RTSDUR_AA_F0 5 |
| 98 | #define RTSDUR_BA_F1 6 |
| 99 | #define RTSDUR_AA_F1 7 |
| 100 | #define CTSDUR_BA_F0 8 |
| 101 | #define CTSDUR_BA_F1 9 |
| 102 | #define DATADUR_B 10 |
| 103 | #define DATADUR_A 11 |
| 104 | #define DATADUR_A_F0 12 |
| 105 | #define DATADUR_A_F1 13 |
| 106 | |
| 107 | /*--------------------- Static Functions --------------------------*/ |
| 108 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 109 | static void s_vSaveTxPktInfo(struct vnt_private *pDevice, u8 byPktNum, |
| 110 | u8 *pbyDestAddr, u16 wPktLength, u16 wFIFOCtl); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 111 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 112 | static void *s_vGetFreeContext(struct vnt_private *pDevice); |
| 113 | |
| 114 | static void s_vGenerateTxParameter(struct vnt_private *pDevice, |
| 115 | u8 byPktType, u16 wCurrentRate, void *pTxBufHead, void *pvRrvTime, |
| 116 | void *pvRTS, void *pvCTS, u32 cbFrameSize, int bNeedACK, u32 uDMAIdx, |
| 117 | PSEthernetHeader psEthHeader); |
| 118 | |
| 119 | static u32 s_uFillDataHead(struct vnt_private *pDevice, |
| 120 | u8 byPktType, u16 wCurrentRate, void *pTxDataHead, u32 cbFrameLength, |
| 121 | u32 uDMAIdx, int bNeedAck, u32 uFragIdx, u32 cbLastFragmentSize, |
| 122 | u32 uMACfragNum, u8 byFBOption); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 123 | |
| 124 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 125 | static void s_vGenerateMACHeader(struct vnt_private *pDevice, |
| 126 | u8 *pbyBufferAddr, u16 wDuration, PSEthernetHeader psEthHeader, |
| 127 | int bNeedEncrypt, u16 wFragType, u32 uDMAIdx, u32 uFragIdx); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 128 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 129 | static void s_vFillTxKey(struct vnt_private *pDevice, u8 *pbyBuf, |
| 130 | u8 *pbyIVHead, PSKeyItem pTransmitKey, u8 *pbyHdrBuf, u16 wPayloadLen, |
| 131 | u8 *pMICHDR); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 132 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 133 | static void s_vSWencryption(struct vnt_private *pDevice, |
| 134 | PSKeyItem pTransmitKey, u8 *pbyPayloadHead, u16 wPayloadSize); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 135 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 136 | static unsigned int s_uGetTxRsvTime(struct vnt_private *pDevice, u8 byPktType, |
| 137 | u32 cbFrameLength, u16 wRate, int bNeedAck); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 138 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 139 | static u32 s_uGetRTSCTSRsvTime(struct vnt_private *pDevice, u8 byRTSRsvType, |
| 140 | u8 byPktType, u32 cbFrameLength, u16 wCurrentRate); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 141 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 142 | static void s_vFillCTSHead(struct vnt_private *pDevice, u32 uDMAIdx, |
| 143 | u8 byPktType, void *pvCTS, u32 cbFrameLength, int bNeedAck, |
| 144 | int bDisCRC, u16 wCurrentRate, u8 byFBOption); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 145 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 146 | static void s_vFillRTSHead(struct vnt_private *pDevice, u8 byPktType, |
| 147 | void *pvRTS, u32 cbFrameLength, int bNeedAck, int bDisCRC, |
| 148 | PSEthernetHeader psEthHeader, u16 wCurrentRate, u8 byFBOption); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 149 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 150 | static u32 s_uGetDataDuration(struct vnt_private *pDevice, u8 byDurType, |
| 151 | u32 cbFrameLength, u8 byPktType, u16 wRate, int bNeedAck, |
| 152 | u32 uFragIdx, u32 cbLastFragmentSize, u32 uMACfragNum, |
| 153 | u8 byFBOption); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 154 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 155 | static unsigned int s_uGetRTSCTSDuration(struct vnt_private *pDevice, |
| 156 | u8 byDurType, u32 cbFrameLength, u8 byPktType, u16 wRate, |
| 157 | int bNeedAck, u8 byFBOption); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 158 | |
| 159 | |
| 160 | /*--------------------- Export Variables --------------------------*/ |
| 161 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 162 | static void *s_vGetFreeContext(struct vnt_private *pDevice) |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 163 | { |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 164 | PUSB_SEND_CONTEXT pContext = NULL; |
| 165 | PUSB_SEND_CONTEXT pReturnContext = NULL; |
| 166 | int ii; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 167 | |
| 168 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"GetFreeContext()\n"); |
| 169 | |
| 170 | for (ii = 0; ii < pDevice->cbTD; ii++) { |
| 171 | pContext = pDevice->apTD[ii]; |
| 172 | if (pContext->bBoolInUse == FALSE) { |
| 173 | pContext->bBoolInUse = TRUE; |
| 174 | pReturnContext = pContext; |
| 175 | break; |
| 176 | } |
| 177 | } |
| 178 | if ( ii == pDevice->cbTD ) { |
| 179 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"No Free Tx Context\n"); |
| 180 | } |
Andres More | 8611a29 | 2010-05-01 14:25:00 -0300 | [diff] [blame] | 181 | return (void *) pReturnContext; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 182 | } |
| 183 | |
| 184 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 185 | static void s_vSaveTxPktInfo(struct vnt_private *pDevice, u8 byPktNum, |
| 186 | u8 *pbyDestAddr, u16 wPktLength, u16 wFIFOCtl) |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 187 | { |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 188 | PSStatCounter pStatistic = &pDevice->scStatistic; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 189 | |
Andres More | 4b50fb4 | 2010-06-22 21:57:42 -0300 | [diff] [blame] | 190 | if (is_broadcast_ether_addr(pbyDestAddr)) |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 191 | pStatistic->abyTxPktInfo[byPktNum].byBroadMultiUni = TX_PKT_BROAD; |
Andres More | 4b50fb4 | 2010-06-22 21:57:42 -0300 | [diff] [blame] | 192 | else if (is_multicast_ether_addr(pbyDestAddr)) |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 193 | pStatistic->abyTxPktInfo[byPktNum].byBroadMultiUni = TX_PKT_MULTI; |
| 194 | else |
| 195 | pStatistic->abyTxPktInfo[byPktNum].byBroadMultiUni = TX_PKT_UNI; |
| 196 | |
| 197 | pStatistic->abyTxPktInfo[byPktNum].wLength = wPktLength; |
| 198 | pStatistic->abyTxPktInfo[byPktNum].wFIFOCtl = wFIFOCtl; |
Andres More | 9a0e756 | 2010-04-13 21:54:48 -0300 | [diff] [blame] | 199 | memcpy(pStatistic->abyTxPktInfo[byPktNum].abyDestAddr, |
| 200 | pbyDestAddr, |
| 201 | ETH_ALEN); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 202 | } |
| 203 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 204 | static void s_vFillTxKey(struct vnt_private *pDevice, u8 *pbyBuf, |
| 205 | u8 *pbyIVHead, PSKeyItem pTransmitKey, u8 *pbyHdrBuf, |
| 206 | u16 wPayloadLen, u8 *pMICHDR) |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 207 | { |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 208 | u32 *pdwIV = (u32 *)pbyIVHead; |
| 209 | u32 *pdwExtIV = (u32 *)((u8 *)pbyIVHead + 4); |
| 210 | u16 wValue; |
| 211 | PS802_11Header pMACHeader = (PS802_11Header)pbyHdrBuf; |
| 212 | u32 dwRevIVCounter; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 213 | |
| 214 | |
| 215 | //Fill TXKEY |
| 216 | if (pTransmitKey == NULL) |
| 217 | return; |
| 218 | |
| 219 | dwRevIVCounter = cpu_to_le32(pDevice->dwIVCounter); |
| 220 | *pdwIV = pDevice->dwIVCounter; |
| 221 | pDevice->byKeyIndex = pTransmitKey->dwKeyIndex & 0xf; |
| 222 | |
| 223 | if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { |
| 224 | if (pTransmitKey->uKeyLength == WLAN_WEP232_KEYLEN ){ |
Jim Lieb | 3e36259 | 2009-08-12 14:54:11 -0700 | [diff] [blame] | 225 | memcpy(pDevice->abyPRNG, (PBYTE)&(dwRevIVCounter), 3); |
| 226 | memcpy(pDevice->abyPRNG+3, pTransmitKey->abyKey, pTransmitKey->uKeyLength); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 227 | } else { |
Jim Lieb | 3e36259 | 2009-08-12 14:54:11 -0700 | [diff] [blame] | 228 | memcpy(pbyBuf, (PBYTE)&(dwRevIVCounter), 3); |
| 229 | memcpy(pbyBuf+3, pTransmitKey->abyKey, pTransmitKey->uKeyLength); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 230 | if(pTransmitKey->uKeyLength == WLAN_WEP40_KEYLEN) { |
Jim Lieb | 3e36259 | 2009-08-12 14:54:11 -0700 | [diff] [blame] | 231 | memcpy(pbyBuf+8, (PBYTE)&(dwRevIVCounter), 3); |
| 232 | memcpy(pbyBuf+11, pTransmitKey->abyKey, pTransmitKey->uKeyLength); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 233 | } |
Jim Lieb | 3e36259 | 2009-08-12 14:54:11 -0700 | [diff] [blame] | 234 | memcpy(pDevice->abyPRNG, pbyBuf, 16); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 235 | } |
| 236 | // Append IV after Mac Header |
| 237 | *pdwIV &= WEP_IV_MASK;//00000000 11111111 11111111 11111111 |
Malcolm Priestley | d5bbef7 | 2012-11-11 15:53:14 +0000 | [diff] [blame] | 238 | *pdwIV |= (u32)pDevice->byKeyIndex << 30; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 239 | *pdwIV = cpu_to_le32(*pdwIV); |
| 240 | pDevice->dwIVCounter++; |
| 241 | if (pDevice->dwIVCounter > WEP_IV_MASK) { |
| 242 | pDevice->dwIVCounter = 0; |
| 243 | } |
| 244 | } else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { |
| 245 | pTransmitKey->wTSC15_0++; |
| 246 | if (pTransmitKey->wTSC15_0 == 0) { |
| 247 | pTransmitKey->dwTSC47_16++; |
| 248 | } |
| 249 | TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr, |
| 250 | pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG); |
Jim Lieb | 3e36259 | 2009-08-12 14:54:11 -0700 | [diff] [blame] | 251 | memcpy(pbyBuf, pDevice->abyPRNG, 16); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 252 | // Make IV |
Jim Lieb | 3e36259 | 2009-08-12 14:54:11 -0700 | [diff] [blame] | 253 | memcpy(pdwIV, pDevice->abyPRNG, 3); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 254 | |
| 255 | *(pbyIVHead+3) = (BYTE)(((pDevice->byKeyIndex << 6) & 0xc0) | 0x20); // 0x20 is ExtIV |
| 256 | // Append IV&ExtIV after Mac Header |
| 257 | *pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16); |
Malcolm Priestley | b4dc03a | 2012-11-11 15:45:52 +0000 | [diff] [blame] | 258 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"vFillTxKey()---- pdwExtIV: %x\n", |
| 259 | *pdwExtIV); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 260 | |
| 261 | } else if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) { |
| 262 | pTransmitKey->wTSC15_0++; |
| 263 | if (pTransmitKey->wTSC15_0 == 0) { |
| 264 | pTransmitKey->dwTSC47_16++; |
| 265 | } |
Jim Lieb | 3e36259 | 2009-08-12 14:54:11 -0700 | [diff] [blame] | 266 | memcpy(pbyBuf, pTransmitKey->abyKey, 16); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 267 | |
| 268 | // Make IV |
| 269 | *pdwIV = 0; |
| 270 | *(pbyIVHead+3) = (BYTE)(((pDevice->byKeyIndex << 6) & 0xc0) | 0x20); // 0x20 is ExtIV |
| 271 | *pdwIV |= cpu_to_le16((WORD)(pTransmitKey->wTSC15_0)); |
| 272 | //Append IV&ExtIV after Mac Header |
| 273 | *pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16); |
| 274 | |
| 275 | //Fill MICHDR0 |
| 276 | *pMICHDR = 0x59; |
| 277 | *((PBYTE)(pMICHDR+1)) = 0; // TxPriority |
Jim Lieb | 3e36259 | 2009-08-12 14:54:11 -0700 | [diff] [blame] | 278 | memcpy(pMICHDR+2, &(pMACHeader->abyAddr2[0]), 6); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 279 | *((PBYTE)(pMICHDR+8)) = HIBYTE(HIWORD(pTransmitKey->dwTSC47_16)); |
| 280 | *((PBYTE)(pMICHDR+9)) = LOBYTE(HIWORD(pTransmitKey->dwTSC47_16)); |
| 281 | *((PBYTE)(pMICHDR+10)) = HIBYTE(LOWORD(pTransmitKey->dwTSC47_16)); |
| 282 | *((PBYTE)(pMICHDR+11)) = LOBYTE(LOWORD(pTransmitKey->dwTSC47_16)); |
| 283 | *((PBYTE)(pMICHDR+12)) = HIBYTE(pTransmitKey->wTSC15_0); |
| 284 | *((PBYTE)(pMICHDR+13)) = LOBYTE(pTransmitKey->wTSC15_0); |
| 285 | *((PBYTE)(pMICHDR+14)) = HIBYTE(wPayloadLen); |
| 286 | *((PBYTE)(pMICHDR+15)) = LOBYTE(wPayloadLen); |
| 287 | |
| 288 | //Fill MICHDR1 |
| 289 | *((PBYTE)(pMICHDR+16)) = 0; // HLEN[15:8] |
| 290 | if (pDevice->bLongHeader) { |
| 291 | *((PBYTE)(pMICHDR+17)) = 28; // HLEN[7:0] |
| 292 | } else { |
| 293 | *((PBYTE)(pMICHDR+17)) = 22; // HLEN[7:0] |
| 294 | } |
| 295 | wValue = cpu_to_le16(pMACHeader->wFrameCtl & 0xC78F); |
Jim Lieb | 3e36259 | 2009-08-12 14:54:11 -0700 | [diff] [blame] | 296 | memcpy(pMICHDR+18, (PBYTE)&wValue, 2); // MSKFRACTL |
| 297 | memcpy(pMICHDR+20, &(pMACHeader->abyAddr1[0]), 6); |
| 298 | memcpy(pMICHDR+26, &(pMACHeader->abyAddr2[0]), 6); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 299 | |
| 300 | //Fill MICHDR2 |
Jim Lieb | 3e36259 | 2009-08-12 14:54:11 -0700 | [diff] [blame] | 301 | memcpy(pMICHDR+32, &(pMACHeader->abyAddr3[0]), 6); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 302 | wValue = pMACHeader->wSeqCtl; |
| 303 | wValue &= 0x000F; |
| 304 | wValue = cpu_to_le16(wValue); |
Jim Lieb | 3e36259 | 2009-08-12 14:54:11 -0700 | [diff] [blame] | 305 | memcpy(pMICHDR+38, (PBYTE)&wValue, 2); // MSKSEQCTL |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 306 | if (pDevice->bLongHeader) { |
Jim Lieb | 3e36259 | 2009-08-12 14:54:11 -0700 | [diff] [blame] | 307 | memcpy(pMICHDR+40, &(pMACHeader->abyAddr4[0]), 6); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 308 | } |
| 309 | } |
| 310 | } |
| 311 | |
| 312 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 313 | static void s_vSWencryption(struct vnt_private *pDevice, |
| 314 | PSKeyItem pTransmitKey, u8 *pbyPayloadHead, u16 wPayloadSize) |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 315 | { |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 316 | u32 cbICVlen = 4; |
| 317 | u32 dwICV = 0xffffffff; |
| 318 | u32 *pdwICV; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 319 | |
| 320 | if (pTransmitKey == NULL) |
| 321 | return; |
| 322 | |
| 323 | if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { |
| 324 | //======================================================================= |
| 325 | // Append ICV after payload |
| 326 | dwICV = CRCdwGetCrc32Ex(pbyPayloadHead, wPayloadSize, dwICV);//ICV(Payload) |
| 327 | pdwICV = (PDWORD)(pbyPayloadHead + wPayloadSize); |
| 328 | // finally, we must invert dwCRC to get the correct answer |
| 329 | *pdwICV = cpu_to_le32(~dwICV); |
| 330 | // RC4 encryption |
| 331 | rc4_init(&pDevice->SBox, pDevice->abyPRNG, pTransmitKey->uKeyLength + 3); |
| 332 | rc4_encrypt(&pDevice->SBox, pbyPayloadHead, pbyPayloadHead, wPayloadSize+cbICVlen); |
| 333 | //======================================================================= |
| 334 | } else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { |
| 335 | //======================================================================= |
| 336 | //Append ICV after payload |
| 337 | dwICV = CRCdwGetCrc32Ex(pbyPayloadHead, wPayloadSize, dwICV);//ICV(Payload) |
| 338 | pdwICV = (PDWORD)(pbyPayloadHead + wPayloadSize); |
| 339 | // finally, we must invert dwCRC to get the correct answer |
| 340 | *pdwICV = cpu_to_le32(~dwICV); |
| 341 | // RC4 encryption |
| 342 | rc4_init(&pDevice->SBox, pDevice->abyPRNG, TKIP_KEY_LEN); |
| 343 | rc4_encrypt(&pDevice->SBox, pbyPayloadHead, pbyPayloadHead, wPayloadSize+cbICVlen); |
| 344 | //======================================================================= |
| 345 | } |
| 346 | } |
| 347 | |
| 348 | |
| 349 | |
| 350 | |
| 351 | /*byPktType : PK_TYPE_11A 0 |
| 352 | PK_TYPE_11B 1 |
| 353 | PK_TYPE_11GB 2 |
| 354 | PK_TYPE_11GA 3 |
| 355 | */ |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 356 | static u32 s_uGetTxRsvTime(struct vnt_private *pDevice, u8 byPktType, |
| 357 | u32 cbFrameLength, u16 wRate, int bNeedAck) |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 358 | { |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 359 | u32 uDataTime, uAckTime; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 360 | |
| 361 | uDataTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, cbFrameLength, wRate); |
| 362 | if (byPktType == PK_TYPE_11B) {//llb,CCK mode |
| 363 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, (WORD)pDevice->byTopCCKBasicRate); |
| 364 | } else {//11g 2.4G OFDM mode & 11a 5G OFDM mode |
| 365 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, (WORD)pDevice->byTopOFDMBasicRate); |
| 366 | } |
| 367 | |
| 368 | if (bNeedAck) { |
| 369 | return (uDataTime + pDevice->uSIFS + uAckTime); |
| 370 | } |
| 371 | else { |
| 372 | return uDataTime; |
| 373 | } |
| 374 | } |
| 375 | |
| 376 | //byFreqType: 0=>5GHZ 1=>2.4GHZ |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 377 | static u32 s_uGetRTSCTSRsvTime(struct vnt_private *pDevice, |
| 378 | u8 byRTSRsvType, u8 byPktType, u32 cbFrameLength, u16 wCurrentRate) |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 379 | { |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 380 | u32 uRrvTime, uRTSTime, uCTSTime, uAckTime, uDataTime; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 381 | |
| 382 | uRrvTime = uRTSTime = uCTSTime = uAckTime = uDataTime = 0; |
| 383 | |
| 384 | |
| 385 | uDataTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, cbFrameLength, wCurrentRate); |
| 386 | if (byRTSRsvType == 0) { //RTSTxRrvTime_bb |
| 387 | uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopCCKBasicRate); |
| 388 | uCTSTime = uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); |
| 389 | } |
| 390 | else if (byRTSRsvType == 1){ //RTSTxRrvTime_ba, only in 2.4GHZ |
| 391 | uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopCCKBasicRate); |
| 392 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); |
| 393 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); |
| 394 | } |
| 395 | else if (byRTSRsvType == 2) { //RTSTxRrvTime_aa |
| 396 | uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopOFDMBasicRate); |
| 397 | uCTSTime = uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); |
| 398 | } |
| 399 | else if (byRTSRsvType == 3) { //CTSTxRrvTime_ba, only in 2.4GHZ |
| 400 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); |
| 401 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); |
| 402 | uRrvTime = uCTSTime + uAckTime + uDataTime + 2*pDevice->uSIFS; |
| 403 | return uRrvTime; |
| 404 | } |
| 405 | |
| 406 | //RTSRrvTime |
| 407 | uRrvTime = uRTSTime + uCTSTime + uAckTime + uDataTime + 3*pDevice->uSIFS; |
| 408 | return uRrvTime; |
| 409 | } |
| 410 | |
| 411 | //byFreqType 0: 5GHz, 1:2.4Ghz |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 412 | static u32 s_uGetDataDuration(struct vnt_private *pDevice, u8 byDurType, |
| 413 | u32 cbFrameLength, u8 byPktType, u16 wRate, int bNeedAck, |
| 414 | u32 uFragIdx, u32 cbLastFragmentSize, u32 uMACfragNum, |
| 415 | u8 byFBOption) |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 416 | { |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 417 | int bLastFrag = 0; |
| 418 | u32 uAckTime = 0, uNextPktTime = 0; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 419 | |
| 420 | if (uFragIdx == (uMACfragNum-1)) { |
| 421 | bLastFrag = 1; |
| 422 | } |
| 423 | |
| 424 | switch (byDurType) { |
| 425 | |
| 426 | case DATADUR_B: //DATADUR_B |
| 427 | if (((uMACfragNum == 1)) || (bLastFrag == 1)) {//Non Frag or Last Frag |
| 428 | if (bNeedAck) { |
| 429 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); |
| 430 | return (pDevice->uSIFS + uAckTime); |
| 431 | } else { |
| 432 | return 0; |
| 433 | } |
| 434 | } |
| 435 | else {//First Frag or Mid Frag |
| 436 | if (uFragIdx == (uMACfragNum-2)) { |
| 437 | uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wRate, bNeedAck); |
| 438 | } else { |
| 439 | uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); |
| 440 | } |
| 441 | if (bNeedAck) { |
| 442 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); |
| 443 | return (pDevice->uSIFS + uAckTime + uNextPktTime); |
| 444 | } else { |
| 445 | return (pDevice->uSIFS + uNextPktTime); |
| 446 | } |
| 447 | } |
| 448 | break; |
| 449 | |
| 450 | |
| 451 | case DATADUR_A: //DATADUR_A |
| 452 | if (((uMACfragNum==1)) || (bLastFrag==1)) {//Non Frag or Last Frag |
| 453 | if(bNeedAck){ |
| 454 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); |
| 455 | return (pDevice->uSIFS + uAckTime); |
| 456 | } else { |
| 457 | return 0; |
| 458 | } |
| 459 | } |
| 460 | else {//First Frag or Mid Frag |
| 461 | if(uFragIdx == (uMACfragNum-2)){ |
| 462 | uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wRate, bNeedAck); |
| 463 | } else { |
| 464 | uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); |
| 465 | } |
| 466 | if(bNeedAck){ |
| 467 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); |
| 468 | return (pDevice->uSIFS + uAckTime + uNextPktTime); |
| 469 | } else { |
| 470 | return (pDevice->uSIFS + uNextPktTime); |
| 471 | } |
| 472 | } |
| 473 | break; |
| 474 | |
| 475 | case DATADUR_A_F0: //DATADUR_A_F0 |
| 476 | if (((uMACfragNum==1)) || (bLastFrag==1)) {//Non Frag or Last Frag |
| 477 | if(bNeedAck){ |
| 478 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); |
| 479 | return (pDevice->uSIFS + uAckTime); |
| 480 | } else { |
| 481 | return 0; |
| 482 | } |
| 483 | } |
| 484 | else { //First Frag or Mid Frag |
| 485 | if (byFBOption == AUTO_FB_0) { |
| 486 | if (wRate < RATE_18M) |
| 487 | wRate = RATE_18M; |
| 488 | else if (wRate > RATE_54M) |
| 489 | wRate = RATE_54M; |
| 490 | |
| 491 | if(uFragIdx == (uMACfragNum-2)){ |
| 492 | uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); |
| 493 | } else { |
| 494 | uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); |
| 495 | } |
| 496 | } else { // (byFBOption == AUTO_FB_1) |
| 497 | if (wRate < RATE_18M) |
| 498 | wRate = RATE_18M; |
| 499 | else if (wRate > RATE_54M) |
| 500 | wRate = RATE_54M; |
| 501 | |
| 502 | if(uFragIdx == (uMACfragNum-2)){ |
| 503 | uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); |
| 504 | } else { |
| 505 | uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); |
| 506 | } |
| 507 | } |
| 508 | |
| 509 | if(bNeedAck){ |
| 510 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); |
| 511 | return (pDevice->uSIFS + uAckTime + uNextPktTime); |
| 512 | } else { |
| 513 | return (pDevice->uSIFS + uNextPktTime); |
| 514 | } |
| 515 | } |
| 516 | break; |
| 517 | |
| 518 | case DATADUR_A_F1: //DATADUR_A_F1 |
| 519 | if (((uMACfragNum==1)) || (bLastFrag==1)) {//Non Frag or Last Frag |
| 520 | if(bNeedAck){ |
| 521 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); |
| 522 | return (pDevice->uSIFS + uAckTime); |
| 523 | } else { |
| 524 | return 0; |
| 525 | } |
| 526 | } |
| 527 | else { //First Frag or Mid Frag |
| 528 | if (byFBOption == AUTO_FB_0) { |
| 529 | if (wRate < RATE_18M) |
| 530 | wRate = RATE_18M; |
| 531 | else if (wRate > RATE_54M) |
| 532 | wRate = RATE_54M; |
| 533 | |
| 534 | if(uFragIdx == (uMACfragNum-2)){ |
| 535 | uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); |
| 536 | } else { |
| 537 | uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); |
| 538 | } |
| 539 | |
| 540 | } else { // (byFBOption == AUTO_FB_1) |
| 541 | if (wRate < RATE_18M) |
| 542 | wRate = RATE_18M; |
| 543 | else if (wRate > RATE_54M) |
| 544 | wRate = RATE_54M; |
| 545 | |
| 546 | if(uFragIdx == (uMACfragNum-2)){ |
| 547 | uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); |
| 548 | } else { |
| 549 | uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); |
| 550 | } |
| 551 | } |
| 552 | if(bNeedAck){ |
| 553 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); |
| 554 | return (pDevice->uSIFS + uAckTime + uNextPktTime); |
| 555 | } else { |
| 556 | return (pDevice->uSIFS + uNextPktTime); |
| 557 | } |
| 558 | } |
| 559 | break; |
| 560 | |
| 561 | default: |
| 562 | break; |
| 563 | } |
| 564 | |
| 565 | ASSERT(FALSE); |
| 566 | return 0; |
| 567 | } |
| 568 | |
| 569 | |
| 570 | //byFreqType: 0=>5GHZ 1=>2.4GHZ |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 571 | static u32 s_uGetRTSCTSDuration(struct vnt_private *pDevice, u8 byDurType, |
| 572 | u32 cbFrameLength, u8 byPktType, u16 wRate, int bNeedAck, |
| 573 | u8 byFBOption) |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 574 | { |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 575 | u32 uCTSTime = 0, uDurTime = 0; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 576 | |
| 577 | |
| 578 | switch (byDurType) { |
| 579 | |
| 580 | case RTSDUR_BB: //RTSDuration_bb |
| 581 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); |
| 582 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); |
| 583 | break; |
| 584 | |
| 585 | case RTSDUR_BA: //RTSDuration_ba |
| 586 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); |
| 587 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); |
| 588 | break; |
| 589 | |
| 590 | case RTSDUR_AA: //RTSDuration_aa |
| 591 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); |
| 592 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); |
| 593 | break; |
| 594 | |
| 595 | case CTSDUR_BA: //CTSDuration_ba |
| 596 | uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); |
| 597 | break; |
| 598 | |
| 599 | case RTSDUR_BA_F0: //RTSDuration_ba_f0 |
| 600 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); |
| 601 | if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { |
| 602 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); |
| 603 | } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { |
| 604 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); |
| 605 | } |
| 606 | break; |
| 607 | |
| 608 | case RTSDUR_AA_F0: //RTSDuration_aa_f0 |
| 609 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); |
| 610 | if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { |
| 611 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); |
| 612 | } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { |
| 613 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); |
| 614 | } |
| 615 | break; |
| 616 | |
| 617 | case RTSDUR_BA_F1: //RTSDuration_ba_f1 |
| 618 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); |
| 619 | if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { |
| 620 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); |
| 621 | } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { |
| 622 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); |
| 623 | } |
| 624 | break; |
| 625 | |
| 626 | case RTSDUR_AA_F1: //RTSDuration_aa_f1 |
| 627 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); |
| 628 | if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { |
| 629 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); |
| 630 | } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { |
| 631 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); |
| 632 | } |
| 633 | break; |
| 634 | |
| 635 | case CTSDUR_BA_F0: //CTSDuration_ba_f0 |
| 636 | if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { |
| 637 | uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); |
| 638 | } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { |
| 639 | uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); |
| 640 | } |
| 641 | break; |
| 642 | |
| 643 | case CTSDUR_BA_F1: //CTSDuration_ba_f1 |
| 644 | if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { |
| 645 | uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); |
| 646 | } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { |
| 647 | uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); |
| 648 | } |
| 649 | break; |
| 650 | |
| 651 | default: |
| 652 | break; |
| 653 | } |
| 654 | |
| 655 | return uDurTime; |
| 656 | |
| 657 | } |
| 658 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 659 | static u32 s_uFillDataHead(struct vnt_private *pDevice, |
| 660 | u8 byPktType, u16 wCurrentRate, void *pTxDataHead, u32 cbFrameLength, |
| 661 | u32 uDMAIdx, int bNeedAck, u32 uFragIdx, u32 cbLastFragmentSize, |
| 662 | u32 uMACfragNum, u8 byFBOption) |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 663 | { |
| 664 | |
| 665 | if (pTxDataHead == NULL) { |
| 666 | return 0; |
| 667 | } |
| 668 | |
| 669 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { |
Andres More | bd2bc4c | 2010-08-02 23:35:57 -0300 | [diff] [blame] | 670 | if ((uDMAIdx == TYPE_ATIMDMA) || (uDMAIdx == TYPE_BEACONDMA)) { |
| 671 | PSTxDataHead_ab pBuf = (PSTxDataHead_ab) pTxDataHead; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 672 | //Get SignalField,ServiceField,Length |
Justin P. Mattock | bda7978 | 2012-08-26 08:16:44 -0700 | [diff] [blame] | 673 | BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType, |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 674 | (PWORD)&(pBuf->wTransmitLength), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField) |
| 675 | ); |
| 676 | //Get Duration and TimeStampOff |
| 677 | pBuf->wDuration = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType, |
| 678 | wCurrentRate, bNeedAck, uFragIdx, |
| 679 | cbLastFragmentSize, uMACfragNum, |
| 680 | byFBOption); //1: 2.4GHz |
| 681 | if(uDMAIdx!=TYPE_ATIMDMA) { |
| 682 | pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]; |
| 683 | } |
| 684 | return (pBuf->wDuration); |
| 685 | } |
| 686 | else { // DATA & MANAGE Frame |
| 687 | if (byFBOption == AUTO_FB_NONE) { |
| 688 | PSTxDataHead_g pBuf = (PSTxDataHead_g)pTxDataHead; |
| 689 | //Get SignalField,ServiceField,Length |
Justin P. Mattock | bda7978 | 2012-08-26 08:16:44 -0700 | [diff] [blame] | 690 | BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType, |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 691 | (PWORD)&(pBuf->wTransmitLength_a), (PBYTE)&(pBuf->byServiceField_a), (PBYTE)&(pBuf->bySignalField_a) |
| 692 | ); |
Justin P. Mattock | bda7978 | 2012-08-26 08:16:44 -0700 | [diff] [blame] | 693 | BBvCalculateParameter(pDevice, cbFrameLength, pDevice->byTopCCKBasicRate, PK_TYPE_11B, |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 694 | (PWORD)&(pBuf->wTransmitLength_b), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b) |
| 695 | ); |
| 696 | //Get Duration and TimeStamp |
| 697 | pBuf->wDuration_a = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, |
| 698 | byPktType, wCurrentRate, bNeedAck, uFragIdx, |
| 699 | cbLastFragmentSize, uMACfragNum, |
| 700 | byFBOption); //1: 2.4GHz |
| 701 | pBuf->wDuration_b = (WORD)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength, |
| 702 | PK_TYPE_11B, pDevice->byTopCCKBasicRate, |
| 703 | bNeedAck, uFragIdx, cbLastFragmentSize, |
| 704 | uMACfragNum, byFBOption); //1: 2.4GHz |
| 705 | |
| 706 | pBuf->wTimeStampOff_a = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]; |
| 707 | pBuf->wTimeStampOff_b = wTimeStampOff[pDevice->byPreambleType%2][pDevice->byTopCCKBasicRate%MAX_RATE]; |
| 708 | return (pBuf->wDuration_a); |
| 709 | } else { |
| 710 | // Auto Fallback |
| 711 | PSTxDataHead_g_FB pBuf = (PSTxDataHead_g_FB)pTxDataHead; |
| 712 | //Get SignalField,ServiceField,Length |
Justin P. Mattock | bda7978 | 2012-08-26 08:16:44 -0700 | [diff] [blame] | 713 | BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType, |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 714 | (PWORD)&(pBuf->wTransmitLength_a), (PBYTE)&(pBuf->byServiceField_a), (PBYTE)&(pBuf->bySignalField_a) |
| 715 | ); |
Justin P. Mattock | bda7978 | 2012-08-26 08:16:44 -0700 | [diff] [blame] | 716 | BBvCalculateParameter(pDevice, cbFrameLength, pDevice->byTopCCKBasicRate, PK_TYPE_11B, |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 717 | (PWORD)&(pBuf->wTransmitLength_b), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b) |
| 718 | ); |
| 719 | //Get Duration and TimeStamp |
| 720 | pBuf->wDuration_a = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType, |
| 721 | wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //1: 2.4GHz |
| 722 | pBuf->wDuration_b = (WORD)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength, PK_TYPE_11B, |
| 723 | pDevice->byTopCCKBasicRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //1: 2.4GHz |
| 724 | pBuf->wDuration_a_f0 = (WORD)s_uGetDataDuration(pDevice, DATADUR_A_F0, cbFrameLength, byPktType, |
| 725 | wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //1: 2.4GHz |
| 726 | pBuf->wDuration_a_f1 = (WORD)s_uGetDataDuration(pDevice, DATADUR_A_F1, cbFrameLength, byPktType, |
| 727 | wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //1: 2.4GHz |
| 728 | pBuf->wTimeStampOff_a = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]; |
| 729 | pBuf->wTimeStampOff_b = wTimeStampOff[pDevice->byPreambleType%2][pDevice->byTopCCKBasicRate%MAX_RATE]; |
| 730 | return (pBuf->wDuration_a); |
| 731 | } //if (byFBOption == AUTO_FB_NONE) |
| 732 | } |
| 733 | } |
| 734 | else if (byPktType == PK_TYPE_11A) { |
| 735 | if ((byFBOption != AUTO_FB_NONE) && (uDMAIdx != TYPE_ATIMDMA) && (uDMAIdx != TYPE_BEACONDMA)) { |
| 736 | // Auto Fallback |
| 737 | PSTxDataHead_a_FB pBuf = (PSTxDataHead_a_FB)pTxDataHead; |
| 738 | //Get SignalField,ServiceField,Length |
Justin P. Mattock | bda7978 | 2012-08-26 08:16:44 -0700 | [diff] [blame] | 739 | BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType, |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 740 | (PWORD)&(pBuf->wTransmitLength), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField) |
| 741 | ); |
| 742 | //Get Duration and TimeStampOff |
| 743 | pBuf->wDuration = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType, |
| 744 | wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //0: 5GHz |
| 745 | pBuf->wDuration_f0 = (WORD)s_uGetDataDuration(pDevice, DATADUR_A_F0, cbFrameLength, byPktType, |
| 746 | wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //0: 5GHz |
| 747 | pBuf->wDuration_f1 = (WORD)s_uGetDataDuration(pDevice, DATADUR_A_F1, cbFrameLength, byPktType, |
| 748 | wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //0: 5GHz |
| 749 | if(uDMAIdx!=TYPE_ATIMDMA) { |
| 750 | pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]; |
| 751 | } |
| 752 | return (pBuf->wDuration); |
| 753 | } else { |
| 754 | PSTxDataHead_ab pBuf = (PSTxDataHead_ab)pTxDataHead; |
| 755 | //Get SignalField,ServiceField,Length |
Justin P. Mattock | bda7978 | 2012-08-26 08:16:44 -0700 | [diff] [blame] | 756 | BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType, |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 757 | (PWORD)&(pBuf->wTransmitLength), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField) |
| 758 | ); |
| 759 | //Get Duration and TimeStampOff |
| 760 | pBuf->wDuration = (WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType, |
| 761 | wCurrentRate, bNeedAck, uFragIdx, |
| 762 | cbLastFragmentSize, uMACfragNum, |
| 763 | byFBOption); |
| 764 | |
| 765 | if(uDMAIdx!=TYPE_ATIMDMA) { |
| 766 | pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]; |
| 767 | } |
| 768 | return (pBuf->wDuration); |
| 769 | } |
| 770 | } |
| 771 | else if (byPktType == PK_TYPE_11B) { |
| 772 | PSTxDataHead_ab pBuf = (PSTxDataHead_ab)pTxDataHead; |
| 773 | //Get SignalField,ServiceField,Length |
Justin P. Mattock | bda7978 | 2012-08-26 08:16:44 -0700 | [diff] [blame] | 774 | BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType, |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 775 | (PWORD)&(pBuf->wTransmitLength), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField) |
| 776 | ); |
| 777 | //Get Duration and TimeStampOff |
| 778 | pBuf->wDuration = (WORD)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength, byPktType, |
| 779 | wCurrentRate, bNeedAck, uFragIdx, |
| 780 | cbLastFragmentSize, uMACfragNum, |
| 781 | byFBOption); |
| 782 | if (uDMAIdx != TYPE_ATIMDMA) { |
| 783 | pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]; |
| 784 | } |
| 785 | return (pBuf->wDuration); |
| 786 | } |
| 787 | return 0; |
| 788 | } |
| 789 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 790 | static void s_vFillRTSHead(struct vnt_private *pDevice, u8 byPktType, |
| 791 | void *pvRTS, u32 cbFrameLength, int bNeedAck, int bDisCRC, |
| 792 | PSEthernetHeader psEthHeader, u16 wCurrentRate, u8 byFBOption) |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 793 | { |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 794 | u32 uRTSFrameLen = 20; |
| 795 | u16 wLen = 0; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 796 | |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 797 | if (pvRTS == NULL) |
| 798 | return; |
| 799 | |
| 800 | if (bDisCRC) { |
| 801 | // When CRCDIS bit is on, H/W forgot to generate FCS for RTS frame, |
| 802 | // in this case we need to decrease its length by 4. |
| 803 | uRTSFrameLen -= 4; |
| 804 | } |
| 805 | |
Masanari Iida | 9318469 | 2012-08-13 21:21:50 +0900 | [diff] [blame] | 806 | // Note: So far RTSHead doesn't appear in ATIM & Beacom DMA, so we don't need to take them into account. |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 807 | // Otherwise, we need to modified codes for them. |
| 808 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { |
| 809 | if (byFBOption == AUTO_FB_NONE) { |
| 810 | PSRTS_g pBuf = (PSRTS_g)pvRTS; |
| 811 | //Get SignalField,ServiceField,Length |
Justin P. Mattock | bda7978 | 2012-08-26 08:16:44 -0700 | [diff] [blame] | 812 | BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B, |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 813 | (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b) |
| 814 | ); |
| 815 | pBuf->wTransmitLength_b = cpu_to_le16(wLen); |
Justin P. Mattock | bda7978 | 2012-08-26 08:16:44 -0700 | [diff] [blame] | 816 | BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType, |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 817 | (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_a), (PBYTE)&(pBuf->bySignalField_a) |
| 818 | ); |
| 819 | pBuf->wTransmitLength_a = cpu_to_le16(wLen); |
| 820 | //Get Duration |
| 821 | pBuf->wDuration_bb = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BB, cbFrameLength, PK_TYPE_11B, pDevice->byTopCCKBasicRate, bNeedAck, byFBOption)); //0:RTSDuration_bb, 1:2.4G, 1:CCKData |
| 822 | pBuf->wDuration_aa = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //2:RTSDuration_aa, 1:2.4G, 2,3: 2.4G OFDMData |
| 823 | pBuf->wDuration_ba = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //1:RTSDuration_ba, 1:2.4G, 2,3:2.4G OFDM Data |
| 824 | |
| 825 | pBuf->Data.wDurationID = pBuf->wDuration_aa; |
| 826 | //Get RTS Frame body |
| 827 | pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 |
Andres More | 9a0e756 | 2010-04-13 21:54:48 -0300 | [diff] [blame] | 828 | |
| 829 | if ((pDevice->eOPMode == OP_MODE_ADHOC) || |
| 830 | (pDevice->eOPMode == OP_MODE_AP)) { |
| 831 | memcpy(&(pBuf->Data.abyRA[0]), |
| 832 | &(psEthHeader->abyDstAddr[0]), |
| 833 | ETH_ALEN); |
| 834 | } |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 835 | else { |
Andres More | 9a0e756 | 2010-04-13 21:54:48 -0300 | [diff] [blame] | 836 | memcpy(&(pBuf->Data.abyRA[0]), |
| 837 | &(pDevice->abyBSSID[0]), |
| 838 | ETH_ALEN); |
| 839 | } |
| 840 | if (pDevice->eOPMode == OP_MODE_AP) { |
| 841 | memcpy(&(pBuf->Data.abyTA[0]), |
| 842 | &(pDevice->abyBSSID[0]), |
| 843 | ETH_ALEN); |
| 844 | } |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 845 | else { |
Andres More | 9a0e756 | 2010-04-13 21:54:48 -0300 | [diff] [blame] | 846 | memcpy(&(pBuf->Data.abyTA[0]), |
| 847 | &(psEthHeader->abySrcAddr[0]), |
| 848 | ETH_ALEN); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 849 | } |
| 850 | } |
| 851 | else { |
| 852 | PSRTS_g_FB pBuf = (PSRTS_g_FB)pvRTS; |
| 853 | //Get SignalField,ServiceField,Length |
Justin P. Mattock | bda7978 | 2012-08-26 08:16:44 -0700 | [diff] [blame] | 854 | BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B, |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 855 | (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b) |
| 856 | ); |
| 857 | pBuf->wTransmitLength_b = cpu_to_le16(wLen); |
Justin P. Mattock | bda7978 | 2012-08-26 08:16:44 -0700 | [diff] [blame] | 858 | BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType, |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 859 | (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_a), (PBYTE)&(pBuf->bySignalField_a) |
| 860 | ); |
| 861 | pBuf->wTransmitLength_a = cpu_to_le16(wLen); |
| 862 | //Get Duration |
| 863 | pBuf->wDuration_bb = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BB, cbFrameLength, PK_TYPE_11B, pDevice->byTopCCKBasicRate, bNeedAck, byFBOption)); //0:RTSDuration_bb, 1:2.4G, 1:CCKData |
| 864 | pBuf->wDuration_aa = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //2:RTSDuration_aa, 1:2.4G, 2,3:2.4G OFDMData |
| 865 | pBuf->wDuration_ba = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //1:RTSDuration_ba, 1:2.4G, 2,3:2.4G OFDMData |
| 866 | pBuf->wRTSDuration_ba_f0 = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //4:wRTSDuration_ba_f0, 1:2.4G, 1:CCKData |
| 867 | pBuf->wRTSDuration_aa_f0 = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //5:wRTSDuration_aa_f0, 1:2.4G, 1:CCKData |
| 868 | pBuf->wRTSDuration_ba_f1 = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA_F1, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //6:wRTSDuration_ba_f1, 1:2.4G, 1:CCKData |
| 869 | pBuf->wRTSDuration_aa_f1 = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F1, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //7:wRTSDuration_aa_f1, 1:2.4G, 1:CCKData |
| 870 | pBuf->Data.wDurationID = pBuf->wDuration_aa; |
| 871 | //Get RTS Frame body |
| 872 | pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 |
| 873 | |
Andres More | 9a0e756 | 2010-04-13 21:54:48 -0300 | [diff] [blame] | 874 | if ((pDevice->eOPMode == OP_MODE_ADHOC) || |
| 875 | (pDevice->eOPMode == OP_MODE_AP)) { |
| 876 | memcpy(&(pBuf->Data.abyRA[0]), |
| 877 | &(psEthHeader->abyDstAddr[0]), |
| 878 | ETH_ALEN); |
| 879 | } |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 880 | else { |
Andres More | 9a0e756 | 2010-04-13 21:54:48 -0300 | [diff] [blame] | 881 | memcpy(&(pBuf->Data.abyRA[0]), |
| 882 | &(pDevice->abyBSSID[0]), |
| 883 | ETH_ALEN); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 884 | } |
| 885 | |
Andres More | 9a0e756 | 2010-04-13 21:54:48 -0300 | [diff] [blame] | 886 | if (pDevice->eOPMode == OP_MODE_AP) { |
| 887 | memcpy(&(pBuf->Data.abyTA[0]), |
| 888 | &(pDevice->abyBSSID[0]), |
| 889 | ETH_ALEN); |
| 890 | } |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 891 | else { |
Andres More | 9a0e756 | 2010-04-13 21:54:48 -0300 | [diff] [blame] | 892 | memcpy(&(pBuf->Data.abyTA[0]), |
| 893 | &(psEthHeader->abySrcAddr[0]), |
| 894 | ETH_ALEN); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 895 | } |
| 896 | |
| 897 | } // if (byFBOption == AUTO_FB_NONE) |
| 898 | } |
| 899 | else if (byPktType == PK_TYPE_11A) { |
| 900 | if (byFBOption == AUTO_FB_NONE) { |
| 901 | PSRTS_ab pBuf = (PSRTS_ab)pvRTS; |
| 902 | //Get SignalField,ServiceField,Length |
Justin P. Mattock | bda7978 | 2012-08-26 08:16:44 -0700 | [diff] [blame] | 903 | BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType, |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 904 | (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField) |
| 905 | ); |
| 906 | pBuf->wTransmitLength = cpu_to_le16(wLen); |
| 907 | //Get Duration |
| 908 | pBuf->wDuration = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_aa, 0:5G, 0: 5G OFDMData |
| 909 | pBuf->Data.wDurationID = pBuf->wDuration; |
| 910 | //Get RTS Frame body |
| 911 | pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 |
| 912 | |
Andres More | 9a0e756 | 2010-04-13 21:54:48 -0300 | [diff] [blame] | 913 | if ((pDevice->eOPMode == OP_MODE_ADHOC) || |
| 914 | (pDevice->eOPMode == OP_MODE_AP)) { |
| 915 | memcpy(&(pBuf->Data.abyRA[0]), |
| 916 | &(psEthHeader->abyDstAddr[0]), |
| 917 | ETH_ALEN); |
| 918 | } else { |
| 919 | memcpy(&(pBuf->Data.abyRA[0]), |
| 920 | &(pDevice->abyBSSID[0]), |
| 921 | ETH_ALEN); |
| 922 | } |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 923 | |
Andres More | 9a0e756 | 2010-04-13 21:54:48 -0300 | [diff] [blame] | 924 | if (pDevice->eOPMode == OP_MODE_AP) { |
| 925 | memcpy(&(pBuf->Data.abyTA[0]), |
| 926 | &(pDevice->abyBSSID[0]), |
| 927 | ETH_ALEN); |
| 928 | } else { |
| 929 | memcpy(&(pBuf->Data.abyTA[0]), |
| 930 | &(psEthHeader->abySrcAddr[0]), |
| 931 | ETH_ALEN); |
| 932 | } |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 933 | |
| 934 | } |
| 935 | else { |
| 936 | PSRTS_a_FB pBuf = (PSRTS_a_FB)pvRTS; |
| 937 | //Get SignalField,ServiceField,Length |
Justin P. Mattock | bda7978 | 2012-08-26 08:16:44 -0700 | [diff] [blame] | 938 | BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType, |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 939 | (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField) |
| 940 | ); |
| 941 | pBuf->wTransmitLength = cpu_to_le16(wLen); |
| 942 | //Get Duration |
| 943 | pBuf->wDuration = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_aa, 0:5G, 0: 5G OFDMData |
| 944 | pBuf->wRTSDuration_f0 = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //5:RTSDuration_aa_f0, 0:5G, 0: 5G OFDMData |
| 945 | pBuf->wRTSDuration_f1 = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F1, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //7:RTSDuration_aa_f1, 0:5G, 0: |
| 946 | pBuf->Data.wDurationID = pBuf->wDuration; |
| 947 | //Get RTS Frame body |
| 948 | pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 |
| 949 | |
Andres More | 9a0e756 | 2010-04-13 21:54:48 -0300 | [diff] [blame] | 950 | if ((pDevice->eOPMode == OP_MODE_ADHOC) || |
| 951 | (pDevice->eOPMode == OP_MODE_AP)) { |
| 952 | memcpy(&(pBuf->Data.abyRA[0]), |
| 953 | &(psEthHeader->abyDstAddr[0]), |
| 954 | ETH_ALEN); |
| 955 | } else { |
| 956 | memcpy(&(pBuf->Data.abyRA[0]), |
| 957 | &(pDevice->abyBSSID[0]), |
| 958 | ETH_ALEN); |
| 959 | } |
| 960 | if (pDevice->eOPMode == OP_MODE_AP) { |
| 961 | memcpy(&(pBuf->Data.abyTA[0]), |
| 962 | &(pDevice->abyBSSID[0]), |
| 963 | ETH_ALEN); |
| 964 | } else { |
| 965 | memcpy(&(pBuf->Data.abyTA[0]), |
| 966 | &(psEthHeader->abySrcAddr[0]), |
| 967 | ETH_ALEN); |
| 968 | } |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 969 | } |
| 970 | } |
| 971 | else if (byPktType == PK_TYPE_11B) { |
| 972 | PSRTS_ab pBuf = (PSRTS_ab)pvRTS; |
| 973 | //Get SignalField,ServiceField,Length |
Justin P. Mattock | bda7978 | 2012-08-26 08:16:44 -0700 | [diff] [blame] | 974 | BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B, |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 975 | (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField), (PBYTE)&(pBuf->bySignalField) |
| 976 | ); |
| 977 | pBuf->wTransmitLength = cpu_to_le16(wLen); |
| 978 | //Get Duration |
| 979 | pBuf->wDuration = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, RTSDUR_BB, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_bb, 1:2.4G, 1:CCKData |
| 980 | pBuf->Data.wDurationID = pBuf->wDuration; |
| 981 | //Get RTS Frame body |
| 982 | pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 |
| 983 | |
Andres More | 9a0e756 | 2010-04-13 21:54:48 -0300 | [diff] [blame] | 984 | if ((pDevice->eOPMode == OP_MODE_ADHOC) || |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 985 | (pDevice->eOPMode == OP_MODE_AP)) { |
Andres More | 9a0e756 | 2010-04-13 21:54:48 -0300 | [diff] [blame] | 986 | memcpy(&(pBuf->Data.abyRA[0]), |
| 987 | &(psEthHeader->abyDstAddr[0]), |
| 988 | ETH_ALEN); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 989 | } |
| 990 | else { |
Andres More | 9a0e756 | 2010-04-13 21:54:48 -0300 | [diff] [blame] | 991 | memcpy(&(pBuf->Data.abyRA[0]), |
| 992 | &(pDevice->abyBSSID[0]), |
| 993 | ETH_ALEN); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 994 | } |
| 995 | |
| 996 | if (pDevice->eOPMode == OP_MODE_AP) { |
Andres More | 9a0e756 | 2010-04-13 21:54:48 -0300 | [diff] [blame] | 997 | memcpy(&(pBuf->Data.abyTA[0]), |
| 998 | &(pDevice->abyBSSID[0]), |
| 999 | ETH_ALEN); |
| 1000 | } else { |
| 1001 | memcpy(&(pBuf->Data.abyTA[0]), |
| 1002 | &(psEthHeader->abySrcAddr[0]), |
| 1003 | ETH_ALEN); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1004 | } |
| 1005 | } |
| 1006 | } |
| 1007 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 1008 | static void s_vFillCTSHead(struct vnt_private *pDevice, u32 uDMAIdx, |
| 1009 | u8 byPktType, void *pvCTS, u32 cbFrameLength, int bNeedAck, |
| 1010 | int bDisCRC, u16 wCurrentRate, u8 byFBOption) |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1011 | { |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 1012 | u32 uCTSFrameLen = 14; |
| 1013 | u16 wLen = 0; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1014 | |
| 1015 | if (pvCTS == NULL) { |
| 1016 | return; |
| 1017 | } |
| 1018 | |
| 1019 | if (bDisCRC) { |
| 1020 | // When CRCDIS bit is on, H/W forgot to generate FCS for CTS frame, |
| 1021 | // in this case we need to decrease its length by 4. |
| 1022 | uCTSFrameLen -= 4; |
| 1023 | } |
| 1024 | |
| 1025 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { |
| 1026 | if (byFBOption != AUTO_FB_NONE && uDMAIdx != TYPE_ATIMDMA && uDMAIdx != TYPE_BEACONDMA) { |
| 1027 | // Auto Fall back |
| 1028 | PSCTS_FB pBuf = (PSCTS_FB)pvCTS; |
| 1029 | //Get SignalField,ServiceField,Length |
Justin P. Mattock | bda7978 | 2012-08-26 08:16:44 -0700 | [diff] [blame] | 1030 | BBvCalculateParameter(pDevice, uCTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B, |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1031 | (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b) |
| 1032 | ); |
| 1033 | pBuf->wTransmitLength_b = cpu_to_le16(wLen); |
| 1034 | pBuf->wDuration_ba = (WORD)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption); //3:CTSDuration_ba, 1:2.4G, 2,3:2.4G OFDM Data |
| 1035 | pBuf->wDuration_ba += pDevice->wCTSDuration; |
| 1036 | pBuf->wDuration_ba = cpu_to_le16(pBuf->wDuration_ba); |
| 1037 | //Get CTSDuration_ba_f0 |
| 1038 | pBuf->wCTSDuration_ba_f0 = (WORD)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption); //8:CTSDuration_ba_f0, 1:2.4G, 2,3:2.4G OFDM Data |
| 1039 | pBuf->wCTSDuration_ba_f0 += pDevice->wCTSDuration; |
| 1040 | pBuf->wCTSDuration_ba_f0 = cpu_to_le16(pBuf->wCTSDuration_ba_f0); |
| 1041 | //Get CTSDuration_ba_f1 |
| 1042 | pBuf->wCTSDuration_ba_f1 = (WORD)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA_F1, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption); //9:CTSDuration_ba_f1, 1:2.4G, 2,3:2.4G OFDM Data |
| 1043 | pBuf->wCTSDuration_ba_f1 += pDevice->wCTSDuration; |
| 1044 | pBuf->wCTSDuration_ba_f1 = cpu_to_le16(pBuf->wCTSDuration_ba_f1); |
| 1045 | //Get CTS Frame body |
| 1046 | pBuf->Data.wDurationID = pBuf->wDuration_ba; |
| 1047 | pBuf->Data.wFrameControl = TYPE_CTL_CTS;//0x00C4 |
| 1048 | pBuf->Data.wReserved = 0x0000; |
Andres More | 9a0e756 | 2010-04-13 21:54:48 -0300 | [diff] [blame] | 1049 | memcpy(&(pBuf->Data.abyRA[0]), |
| 1050 | &(pDevice->abyCurrentNetAddr[0]), |
| 1051 | ETH_ALEN); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1052 | } else { //if (byFBOption != AUTO_FB_NONE && uDMAIdx != TYPE_ATIMDMA && uDMAIdx != TYPE_BEACONDMA) |
| 1053 | PSCTS pBuf = (PSCTS)pvCTS; |
| 1054 | //Get SignalField,ServiceField,Length |
Justin P. Mattock | bda7978 | 2012-08-26 08:16:44 -0700 | [diff] [blame] | 1055 | BBvCalculateParameter(pDevice, uCTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B, |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1056 | (PWORD)&(wLen), (PBYTE)&(pBuf->byServiceField_b), (PBYTE)&(pBuf->bySignalField_b) |
| 1057 | ); |
| 1058 | pBuf->wTransmitLength_b = cpu_to_le16(wLen); |
| 1059 | //Get CTSDuration_ba |
| 1060 | pBuf->wDuration_ba = cpu_to_le16((WORD)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //3:CTSDuration_ba, 1:2.4G, 2,3:2.4G OFDM Data |
| 1061 | pBuf->wDuration_ba += pDevice->wCTSDuration; |
| 1062 | pBuf->wDuration_ba = cpu_to_le16(pBuf->wDuration_ba); |
| 1063 | |
| 1064 | //Get CTS Frame body |
| 1065 | pBuf->Data.wDurationID = pBuf->wDuration_ba; |
| 1066 | pBuf->Data.wFrameControl = TYPE_CTL_CTS;//0x00C4 |
| 1067 | pBuf->Data.wReserved = 0x0000; |
Andres More | 9a0e756 | 2010-04-13 21:54:48 -0300 | [diff] [blame] | 1068 | memcpy(&(pBuf->Data.abyRA[0]), |
| 1069 | &(pDevice->abyCurrentNetAddr[0]), |
| 1070 | ETH_ALEN); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1071 | } |
| 1072 | } |
| 1073 | } |
| 1074 | |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1075 | /*+ |
| 1076 | * |
| 1077 | * Description: |
| 1078 | * Generate FIFO control for MAC & Baseband controller |
| 1079 | * |
| 1080 | * Parameters: |
| 1081 | * In: |
| 1082 | * pDevice - Pointer to adpater |
| 1083 | * pTxDataHead - Transmit Data Buffer |
| 1084 | * pTxBufHead - pTxBufHead |
| 1085 | * pvRrvTime - pvRrvTime |
| 1086 | * pvRTS - RTS Buffer |
| 1087 | * pCTS - CTS Buffer |
| 1088 | * cbFrameSize - Transmit Data Length (Hdr+Payload+FCS) |
| 1089 | * bNeedACK - If need ACK |
| 1090 | * uDMAIdx - DMA Index |
| 1091 | * Out: |
| 1092 | * none |
| 1093 | * |
| 1094 | * Return Value: none |
| 1095 | * |
| 1096 | -*/ |
Andres More | cc856e6 | 2010-05-17 21:34:01 -0300 | [diff] [blame] | 1097 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 1098 | static void s_vGenerateTxParameter(struct vnt_private *pDevice, |
| 1099 | u8 byPktType, u16 wCurrentRate, void *pTxBufHead, void *pvRrvTime, |
| 1100 | void *pvRTS, void *pvCTS, u32 cbFrameSize, int bNeedACK, u32 uDMAIdx, |
| 1101 | PSEthernetHeader psEthHeader) |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1102 | { |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 1103 | u32 cbMACHdLen = WLAN_HDR_ADDR3_LEN; /* 24 */ |
| 1104 | u16 wFifoCtl; |
| 1105 | int bDisCRC = FALSE; |
| 1106 | u8 byFBOption = AUTO_FB_NONE; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1107 | |
| 1108 | //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_vGenerateTxParameter...\n"); |
| 1109 | PSTxBufHead pFifoHead = (PSTxBufHead)pTxBufHead; |
| 1110 | pFifoHead->wReserved = wCurrentRate; |
| 1111 | wFifoCtl = pFifoHead->wFIFOCtl; |
| 1112 | |
| 1113 | if (wFifoCtl & FIFOCTL_CRCDIS) { |
| 1114 | bDisCRC = TRUE; |
| 1115 | } |
| 1116 | |
| 1117 | if (wFifoCtl & FIFOCTL_AUTO_FB_0) { |
| 1118 | byFBOption = AUTO_FB_0; |
| 1119 | } |
| 1120 | else if (wFifoCtl & FIFOCTL_AUTO_FB_1) { |
| 1121 | byFBOption = AUTO_FB_1; |
| 1122 | } |
| 1123 | |
| 1124 | if (pDevice->bLongHeader) |
| 1125 | cbMACHdLen = WLAN_HDR_ADDR3_LEN + 6; |
| 1126 | |
| 1127 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { |
| 1128 | |
| 1129 | if (pvRTS != NULL) { //RTS_need |
| 1130 | //Fill RsvTime |
| 1131 | if (pvRrvTime) { |
| 1132 | PSRrvTime_gRTS pBuf = (PSRrvTime_gRTS)pvRrvTime; |
| 1133 | pBuf->wRTSTxRrvTime_aa = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 2, byPktType, cbFrameSize, wCurrentRate));//2:RTSTxRrvTime_aa, 1:2.4GHz |
| 1134 | pBuf->wRTSTxRrvTime_ba = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 1, byPktType, cbFrameSize, wCurrentRate));//1:RTSTxRrvTime_ba, 1:2.4GHz |
| 1135 | pBuf->wRTSTxRrvTime_bb = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 0, byPktType, cbFrameSize, wCurrentRate));//0:RTSTxRrvTime_bb, 1:2.4GHz |
| 1136 | pBuf->wTxRrvTime_a = cpu_to_le16((WORD) s_uGetTxRsvTime(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK));//2.4G OFDM |
| 1137 | pBuf->wTxRrvTime_b = cpu_to_le16((WORD) s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, pDevice->byTopCCKBasicRate, bNeedACK));//1:CCK |
| 1138 | } |
| 1139 | //Fill RTS |
| 1140 | s_vFillRTSHead(pDevice, byPktType, pvRTS, cbFrameSize, bNeedACK, bDisCRC, psEthHeader, wCurrentRate, byFBOption); |
| 1141 | } |
| 1142 | else {//RTS_needless, PCF mode |
| 1143 | |
| 1144 | //Fill RsvTime |
| 1145 | if (pvRrvTime) { |
| 1146 | PSRrvTime_gCTS pBuf = (PSRrvTime_gCTS)pvRrvTime; |
| 1147 | pBuf->wTxRrvTime_a = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK));//2.4G OFDM |
| 1148 | pBuf->wTxRrvTime_b = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, pDevice->byTopCCKBasicRate, bNeedACK));//1:CCK |
| 1149 | pBuf->wCTSTxRrvTime_ba = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 3, byPktType, cbFrameSize, wCurrentRate));//3:CTSTxRrvTime_Ba, 1:2.4GHz |
| 1150 | } |
| 1151 | //Fill CTS |
| 1152 | s_vFillCTSHead(pDevice, uDMAIdx, byPktType, pvCTS, cbFrameSize, bNeedACK, bDisCRC, wCurrentRate, byFBOption); |
| 1153 | } |
| 1154 | } |
| 1155 | else if (byPktType == PK_TYPE_11A) { |
| 1156 | |
| 1157 | if (pvRTS != NULL) {//RTS_need, non PCF mode |
| 1158 | //Fill RsvTime |
| 1159 | if (pvRrvTime) { |
| 1160 | PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime; |
| 1161 | pBuf->wRTSTxRrvTime = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 2, byPktType, cbFrameSize, wCurrentRate));//2:RTSTxRrvTime_aa, 0:5GHz |
| 1162 | pBuf->wTxRrvTime = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK));//0:OFDM |
| 1163 | } |
| 1164 | //Fill RTS |
| 1165 | s_vFillRTSHead(pDevice, byPktType, pvRTS, cbFrameSize, bNeedACK, bDisCRC, psEthHeader, wCurrentRate, byFBOption); |
| 1166 | } |
| 1167 | else if (pvRTS == NULL) {//RTS_needless, non PCF mode |
| 1168 | //Fill RsvTime |
| 1169 | if (pvRrvTime) { |
| 1170 | PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime; |
| 1171 | pBuf->wTxRrvTime = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, PK_TYPE_11A, cbFrameSize, wCurrentRate, bNeedACK)); //0:OFDM |
| 1172 | } |
| 1173 | } |
| 1174 | } |
| 1175 | else if (byPktType == PK_TYPE_11B) { |
| 1176 | |
| 1177 | if ((pvRTS != NULL)) {//RTS_need, non PCF mode |
| 1178 | //Fill RsvTime |
| 1179 | if (pvRrvTime) { |
| 1180 | PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime; |
| 1181 | pBuf->wRTSTxRrvTime = cpu_to_le16((WORD)s_uGetRTSCTSRsvTime(pDevice, 0, byPktType, cbFrameSize, wCurrentRate));//0:RTSTxRrvTime_bb, 1:2.4GHz |
| 1182 | pBuf->wTxRrvTime = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, wCurrentRate, bNeedACK));//1:CCK |
| 1183 | } |
| 1184 | //Fill RTS |
| 1185 | s_vFillRTSHead(pDevice, byPktType, pvRTS, cbFrameSize, bNeedACK, bDisCRC, psEthHeader, wCurrentRate, byFBOption); |
| 1186 | } |
| 1187 | else { //RTS_needless, non PCF mode |
| 1188 | //Fill RsvTime |
| 1189 | if (pvRrvTime) { |
| 1190 | PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime; |
| 1191 | pBuf->wTxRrvTime = cpu_to_le16((WORD)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, wCurrentRate, bNeedACK)); //1:CCK |
| 1192 | } |
| 1193 | } |
| 1194 | } |
| 1195 | //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_vGenerateTxParameter END.\n"); |
| 1196 | } |
| 1197 | /* |
| 1198 | PBYTE pbyBuffer,//point to pTxBufHead |
| 1199 | WORD wFragType,//00:Non-Frag, 01:Start, 02:Mid, 03:Last |
Andres More | cc856e6 | 2010-05-17 21:34:01 -0300 | [diff] [blame] | 1200 | unsigned int cbFragmentSize,//Hdr+payoad+FCS |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1201 | */ |
| 1202 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 1203 | static int s_bPacketToWirelessUsb(struct vnt_private *pDevice, u8 byPktType, |
| 1204 | u8 *usbPacketBuf, int bNeedEncryption, u32 uSkbPacketLen, u32 uDMAIdx, |
| 1205 | PSEthernetHeader psEthHeader, u8 *pPacket, PSKeyItem pTransmitKey, |
| 1206 | u32 uNodeIndex, u16 wCurrentRate, u32 *pcbHeaderLen, u32 *pcbTotalLen) |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1207 | { |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 1208 | struct vnt_manager *pMgmt = &pDevice->vnt_mgmt; |
| 1209 | u32 cbFrameSize, cbFrameBodySize; |
| 1210 | PTX_BUFFER pTxBufHead; |
| 1211 | u32 cb802_1_H_len; |
| 1212 | u32 cbIVlen = 0, cbICVlen = 0, cbMIClen = 0, cbMACHdLen = 0; |
| 1213 | u32 cbFCSlen = 4, cbMICHDR = 0; |
| 1214 | int bNeedACK, bRTS; |
| 1215 | u8 *pbyType, *pbyMacHdr, *pbyIVHead, *pbyPayloadHead, *pbyTxBufferAddr; |
| 1216 | u8 abySNAP_RFC1042[ETH_ALEN] = {0xAA, 0xAA, 0x03, 0x00, 0x00, 0x00}; |
| 1217 | u8 abySNAP_Bridgetunnel[ETH_ALEN] |
| 1218 | = {0xAA, 0xAA, 0x03, 0x00, 0x00, 0xF8}; |
| 1219 | u32 uDuration; |
| 1220 | u32 cbHeaderLength = 0, uPadding = 0; |
| 1221 | void *pvRrvTime; |
| 1222 | PSMICHDRHead pMICHDR; |
| 1223 | void *pvRTS; |
| 1224 | void *pvCTS; |
| 1225 | void *pvTxDataHd; |
| 1226 | u8 byFBOption = AUTO_FB_NONE, byFragType; |
| 1227 | u16 wTxBufSize; |
| 1228 | u32 dwMICKey0, dwMICKey1, dwMIC_Priority, dwCRC; |
| 1229 | u32 *pdwMIC_L, *pdwMIC_R; |
| 1230 | int bSoftWEP = FALSE; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1231 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 1232 | pvRrvTime = pMICHDR = pvRTS = pvCTS = pvTxDataHd = NULL; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1233 | |
Malcolm Priestley | e2efba7 | 2012-11-11 15:20:52 +0000 | [diff] [blame] | 1234 | if (bNeedEncryption && pTransmitKey->pvKeyTable) { |
| 1235 | if (((PSKeyTable)&pTransmitKey->pvKeyTable)->bSoftWEP == TRUE) |
| 1236 | bSoftWEP = TRUE; /* WEP 256 */ |
| 1237 | } |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1238 | |
| 1239 | pTxBufHead = (PTX_BUFFER) usbPacketBuf; |
Jim Lieb | 3e36259 | 2009-08-12 14:54:11 -0700 | [diff] [blame] | 1240 | memset(pTxBufHead, 0, sizeof(TX_BUFFER)); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1241 | |
| 1242 | // Get pkt type |
Andres More | 020c0a9 | 2010-07-12 16:45:58 -0300 | [diff] [blame] | 1243 | if (ntohs(psEthHeader->wType) > ETH_DATA_LEN) { |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1244 | if (pDevice->dwDiagRefCount == 0) { |
| 1245 | cb802_1_H_len = 8; |
| 1246 | } else { |
| 1247 | cb802_1_H_len = 2; |
| 1248 | } |
| 1249 | } else { |
| 1250 | cb802_1_H_len = 0; |
| 1251 | } |
| 1252 | |
Charles Clément | 21ec51f | 2010-05-18 10:08:14 -0700 | [diff] [blame] | 1253 | cbFrameBodySize = uSkbPacketLen - ETH_HLEN + cb802_1_H_len; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1254 | |
| 1255 | //Set packet type |
| 1256 | pTxBufHead->wFIFOCtl |= (WORD)(byPktType<<8); |
| 1257 | |
| 1258 | if (pDevice->dwDiagRefCount != 0) { |
| 1259 | bNeedACK = FALSE; |
| 1260 | pTxBufHead->wFIFOCtl = pTxBufHead->wFIFOCtl & (~FIFOCTL_NEEDACK); |
| 1261 | } else { //if (pDevice->dwDiagRefCount != 0) { |
Andres More | 22040bb | 2010-08-02 20:21:44 -0300 | [diff] [blame] | 1262 | if ((pDevice->eOPMode == OP_MODE_ADHOC) || |
| 1263 | (pDevice->eOPMode == OP_MODE_AP)) { |
| 1264 | if (is_multicast_ether_addr(psEthHeader->abyDstAddr)) { |
| 1265 | bNeedACK = FALSE; |
| 1266 | pTxBufHead->wFIFOCtl = |
| 1267 | pTxBufHead->wFIFOCtl & (~FIFOCTL_NEEDACK); |
| 1268 | } else { |
| 1269 | bNeedACK = TRUE; |
| 1270 | pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK; |
| 1271 | } |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1272 | } |
| 1273 | else { |
| 1274 | // MSDUs in Infra mode always need ACK |
| 1275 | bNeedACK = TRUE; |
| 1276 | pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK; |
| 1277 | } |
| 1278 | } //if (pDevice->dwDiagRefCount != 0) { |
| 1279 | |
| 1280 | pTxBufHead->wTimeStamp = DEFAULT_MSDU_LIFETIME_RES_64us; |
| 1281 | |
| 1282 | //Set FIFOCTL_LHEAD |
| 1283 | if (pDevice->bLongHeader) |
| 1284 | pTxBufHead->wFIFOCtl |= FIFOCTL_LHEAD; |
| 1285 | |
| 1286 | if (pDevice->bSoftwareGenCrcErr) { |
| 1287 | pTxBufHead->wFIFOCtl |= FIFOCTL_CRCDIS; // set tx descriptors to NO hardware CRC |
| 1288 | } |
| 1289 | |
| 1290 | //Set FRAGCTL_MACHDCNT |
| 1291 | if (pDevice->bLongHeader) { |
| 1292 | cbMACHdLen = WLAN_HDR_ADDR3_LEN + 6; |
| 1293 | } else { |
| 1294 | cbMACHdLen = WLAN_HDR_ADDR3_LEN; |
| 1295 | } |
| 1296 | pTxBufHead->wFragCtl |= (WORD)(cbMACHdLen << 10); |
| 1297 | |
| 1298 | //Set FIFOCTL_GrpAckPolicy |
| 1299 | if (pDevice->bGrpAckPolicy == TRUE) {//0000 0100 0000 0000 |
| 1300 | pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK; |
| 1301 | } |
| 1302 | |
| 1303 | //Set Auto Fallback Ctl |
| 1304 | if (wCurrentRate >= RATE_18M) { |
| 1305 | if (pDevice->byAutoFBCtrl == AUTO_FB_0) { |
| 1306 | pTxBufHead->wFIFOCtl |= FIFOCTL_AUTO_FB_0; |
| 1307 | byFBOption = AUTO_FB_0; |
| 1308 | } else if (pDevice->byAutoFBCtrl == AUTO_FB_1) { |
| 1309 | pTxBufHead->wFIFOCtl |= FIFOCTL_AUTO_FB_1; |
| 1310 | byFBOption = AUTO_FB_1; |
| 1311 | } |
| 1312 | } |
| 1313 | |
| 1314 | if (bSoftWEP != TRUE) { |
| 1315 | if ((bNeedEncryption) && (pTransmitKey != NULL)) { //WEP enabled |
| 1316 | if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { //WEP40 or WEP104 |
| 1317 | pTxBufHead->wFragCtl |= FRAGCTL_LEGACY; |
| 1318 | } |
| 1319 | if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { |
| 1320 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Tx Set wFragCtl == FRAGCTL_TKIP\n"); |
| 1321 | pTxBufHead->wFragCtl |= FRAGCTL_TKIP; |
| 1322 | } |
| 1323 | else if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) { //CCMP |
| 1324 | pTxBufHead->wFragCtl |= FRAGCTL_AES; |
| 1325 | } |
| 1326 | } |
| 1327 | } |
| 1328 | |
| 1329 | |
| 1330 | if ((bNeedEncryption) && (pTransmitKey != NULL)) { |
| 1331 | if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { |
| 1332 | cbIVlen = 4; |
| 1333 | cbICVlen = 4; |
| 1334 | } |
| 1335 | else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { |
| 1336 | cbIVlen = 8;//IV+ExtIV |
| 1337 | cbMIClen = 8; |
| 1338 | cbICVlen = 4; |
| 1339 | } |
| 1340 | if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) { |
| 1341 | cbIVlen = 8;//RSN Header |
| 1342 | cbICVlen = 8;//MIC |
| 1343 | cbMICHDR = sizeof(SMICHDRHead); |
| 1344 | } |
| 1345 | if (bSoftWEP == FALSE) { |
| 1346 | //MAC Header should be padding 0 to DW alignment. |
| 1347 | uPadding = 4 - (cbMACHdLen%4); |
| 1348 | uPadding %= 4; |
| 1349 | } |
| 1350 | } |
| 1351 | |
| 1352 | cbFrameSize = cbMACHdLen + cbIVlen + (cbFrameBodySize + cbMIClen) + cbICVlen + cbFCSlen; |
| 1353 | |
| 1354 | if ( (bNeedACK == FALSE) ||(cbFrameSize < pDevice->wRTSThreshold) ) { |
| 1355 | bRTS = FALSE; |
| 1356 | } else { |
| 1357 | bRTS = TRUE; |
| 1358 | pTxBufHead->wFIFOCtl |= (FIFOCTL_RTS | FIFOCTL_LRETRY); |
| 1359 | } |
| 1360 | |
| 1361 | pbyTxBufferAddr = (PBYTE) &(pTxBufHead->adwTxKey[0]); |
| 1362 | wTxBufSize = sizeof(STxBufHead); |
| 1363 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet |
| 1364 | if (byFBOption == AUTO_FB_NONE) { |
| 1365 | if (bRTS == TRUE) {//RTS_need |
| 1366 | pvRrvTime = (PSRrvTime_gRTS) (pbyTxBufferAddr + wTxBufSize); |
| 1367 | pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS)); |
| 1368 | pvRTS = (PSRTS_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR); |
| 1369 | pvCTS = NULL; |
| 1370 | pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g)); |
| 1371 | cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g) + sizeof(STxDataHead_g); |
| 1372 | } |
| 1373 | else { //RTS_needless |
| 1374 | pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize); |
| 1375 | pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS)); |
| 1376 | pvRTS = NULL; |
| 1377 | pvCTS = (PSCTS) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR); |
| 1378 | pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS)); |
| 1379 | cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS) + sizeof(STxDataHead_g); |
| 1380 | } |
| 1381 | } else { |
| 1382 | // Auto Fall Back |
| 1383 | if (bRTS == TRUE) {//RTS_need |
| 1384 | pvRrvTime = (PSRrvTime_gRTS) (pbyTxBufferAddr + wTxBufSize); |
| 1385 | pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS)); |
| 1386 | pvRTS = (PSRTS_g_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR); |
| 1387 | pvCTS = NULL; |
| 1388 | pvTxDataHd = (PSTxDataHead_g_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g_FB)); |
| 1389 | cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g_FB) + sizeof(STxDataHead_g_FB); |
| 1390 | } |
| 1391 | else if (bRTS == FALSE) { //RTS_needless |
| 1392 | pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize); |
| 1393 | pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS)); |
| 1394 | pvRTS = NULL; |
| 1395 | pvCTS = (PSCTS_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR); |
| 1396 | pvTxDataHd = (PSTxDataHead_g_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS_FB)); |
| 1397 | cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS_FB) + sizeof(STxDataHead_g_FB); |
| 1398 | } |
| 1399 | } // Auto Fall Back |
| 1400 | } |
| 1401 | else {//802.11a/b packet |
| 1402 | if (byFBOption == AUTO_FB_NONE) { |
| 1403 | if (bRTS == TRUE) {//RTS_need |
| 1404 | pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize); |
| 1405 | pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab)); |
| 1406 | pvRTS = (PSRTS_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR); |
| 1407 | pvCTS = NULL; |
| 1408 | pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(SRTS_ab)); |
| 1409 | cbHeaderLength = wTxBufSize + sizeof(PSRrvTime_ab) + cbMICHDR + sizeof(SRTS_ab) + sizeof(STxDataHead_ab); |
| 1410 | } |
| 1411 | else if (bRTS == FALSE) { //RTS_needless, no MICHDR |
| 1412 | pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize); |
| 1413 | pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab)); |
| 1414 | pvRTS = NULL; |
| 1415 | pvCTS = NULL; |
| 1416 | pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR); |
| 1417 | cbHeaderLength = wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(STxDataHead_ab); |
| 1418 | } |
| 1419 | } else { |
| 1420 | // Auto Fall Back |
| 1421 | if (bRTS == TRUE) {//RTS_need |
| 1422 | pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize); |
| 1423 | pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab)); |
| 1424 | pvRTS = (PSRTS_a_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR); |
| 1425 | pvCTS = NULL; |
| 1426 | pvTxDataHd = (PSTxDataHead_a_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(SRTS_a_FB)); |
| 1427 | cbHeaderLength = wTxBufSize + sizeof(PSRrvTime_ab) + cbMICHDR + sizeof(SRTS_a_FB) + sizeof(STxDataHead_a_FB); |
| 1428 | } |
| 1429 | else if (bRTS == FALSE) { //RTS_needless |
| 1430 | pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize); |
| 1431 | pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab)); |
| 1432 | pvRTS = NULL; |
| 1433 | pvCTS = NULL; |
| 1434 | pvTxDataHd = (PSTxDataHead_a_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR); |
| 1435 | cbHeaderLength = wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(STxDataHead_a_FB); |
| 1436 | } |
| 1437 | } // Auto Fall Back |
| 1438 | } |
| 1439 | |
| 1440 | pbyMacHdr = (PBYTE)(pbyTxBufferAddr + cbHeaderLength); |
| 1441 | pbyIVHead = (PBYTE)(pbyMacHdr + cbMACHdLen + uPadding); |
| 1442 | pbyPayloadHead = (PBYTE)(pbyMacHdr + cbMACHdLen + uPadding + cbIVlen); |
| 1443 | |
| 1444 | |
| 1445 | //========================= |
| 1446 | // No Fragmentation |
| 1447 | //========================= |
| 1448 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"No Fragmentation...\n"); |
| 1449 | byFragType = FRAGCTL_NONFRAG; |
| 1450 | //uDMAIdx = TYPE_AC0DMA; |
| 1451 | //pTxBufHead = (PSTxBufHead) &(pTxBufHead->adwTxKey[0]); |
| 1452 | |
| 1453 | |
| 1454 | //Fill FIFO,RrvTime,RTS,and CTS |
Andres More | 8611a29 | 2010-05-01 14:25:00 -0300 | [diff] [blame] | 1455 | s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate, |
| 1456 | (void *)pbyTxBufferAddr, pvRrvTime, pvRTS, pvCTS, |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1457 | cbFrameSize, bNeedACK, uDMAIdx, psEthHeader); |
| 1458 | //Fill DataHead |
| 1459 | uDuration = s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, cbFrameSize, uDMAIdx, bNeedACK, |
| 1460 | 0, 0, 1/*uMACfragNum*/, byFBOption); |
| 1461 | // Generate TX MAC Header |
| 1462 | s_vGenerateMACHeader(pDevice, pbyMacHdr, (WORD)uDuration, psEthHeader, bNeedEncryption, |
| 1463 | byFragType, uDMAIdx, 0); |
| 1464 | |
| 1465 | if (bNeedEncryption == TRUE) { |
| 1466 | //Fill TXKEY |
| 1467 | s_vFillTxKey(pDevice, (PBYTE)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey, |
| 1468 | pbyMacHdr, (WORD)cbFrameBodySize, (PBYTE)pMICHDR); |
| 1469 | |
| 1470 | if (pDevice->bEnableHostWEP) { |
| 1471 | pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16; |
| 1472 | pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0 = pTransmitKey->wTSC15_0; |
| 1473 | } |
| 1474 | } |
| 1475 | |
| 1476 | // 802.1H |
Andres More | 020c0a9 | 2010-07-12 16:45:58 -0300 | [diff] [blame] | 1477 | if (ntohs(psEthHeader->wType) > ETH_DATA_LEN) { |
Andres More | 203e461 | 2010-08-04 19:12:34 -0300 | [diff] [blame] | 1478 | if (pDevice->dwDiagRefCount == 0) { |
Malcolm Priestley | aa209ee | 2012-08-29 23:08:21 +0100 | [diff] [blame] | 1479 | if ((psEthHeader->wType == cpu_to_be16(ETH_P_IPX)) || |
Andres More | 203e461 | 2010-08-04 19:12:34 -0300 | [diff] [blame] | 1480 | (psEthHeader->wType == cpu_to_le16(0xF380))) { |
| 1481 | memcpy((PBYTE) (pbyPayloadHead), |
| 1482 | abySNAP_Bridgetunnel, 6); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1483 | } else { |
Jim Lieb | 3e36259 | 2009-08-12 14:54:11 -0700 | [diff] [blame] | 1484 | memcpy((PBYTE) (pbyPayloadHead), &abySNAP_RFC1042[0], 6); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1485 | } |
| 1486 | pbyType = (PBYTE) (pbyPayloadHead + 6); |
Jim Lieb | 3e36259 | 2009-08-12 14:54:11 -0700 | [diff] [blame] | 1487 | memcpy(pbyType, &(psEthHeader->wType), sizeof(WORD)); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1488 | } else { |
Jim Lieb | 3e36259 | 2009-08-12 14:54:11 -0700 | [diff] [blame] | 1489 | memcpy((PBYTE) (pbyPayloadHead), &(psEthHeader->wType), sizeof(WORD)); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1490 | |
| 1491 | } |
| 1492 | |
| 1493 | } |
| 1494 | |
| 1495 | |
| 1496 | if (pPacket != NULL) { |
| 1497 | // Copy the Packet into a tx Buffer |
Jim Lieb | 3e36259 | 2009-08-12 14:54:11 -0700 | [diff] [blame] | 1498 | memcpy((pbyPayloadHead + cb802_1_H_len), |
Charles Clément | 21ec51f | 2010-05-18 10:08:14 -0700 | [diff] [blame] | 1499 | (pPacket + ETH_HLEN), |
| 1500 | uSkbPacketLen - ETH_HLEN |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1501 | ); |
| 1502 | |
| 1503 | } else { |
| 1504 | // while bRelayPacketSend psEthHeader is point to header+payload |
Charles Clément | 21ec51f | 2010-05-18 10:08:14 -0700 | [diff] [blame] | 1505 | memcpy((pbyPayloadHead + cb802_1_H_len), ((PBYTE)psEthHeader) + ETH_HLEN, uSkbPacketLen - ETH_HLEN); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1506 | } |
| 1507 | |
| 1508 | ASSERT(uLength == cbNdisBodySize); |
| 1509 | |
| 1510 | if ((bNeedEncryption == TRUE) && (pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) { |
| 1511 | |
| 1512 | /////////////////////////////////////////////////////////////////// |
| 1513 | |
| 1514 | if (pDevice->sMgmtObj.eAuthenMode == WMAC_AUTH_WPANONE) { |
| 1515 | dwMICKey0 = *(PDWORD)(&pTransmitKey->abyKey[16]); |
| 1516 | dwMICKey1 = *(PDWORD)(&pTransmitKey->abyKey[20]); |
| 1517 | } |
| 1518 | else if ((pTransmitKey->dwKeyIndex & AUTHENTICATOR_KEY) != 0) { |
| 1519 | dwMICKey0 = *(PDWORD)(&pTransmitKey->abyKey[16]); |
| 1520 | dwMICKey1 = *(PDWORD)(&pTransmitKey->abyKey[20]); |
| 1521 | } |
| 1522 | else { |
| 1523 | dwMICKey0 = *(PDWORD)(&pTransmitKey->abyKey[24]); |
| 1524 | dwMICKey1 = *(PDWORD)(&pTransmitKey->abyKey[28]); |
| 1525 | } |
| 1526 | // DO Software Michael |
| 1527 | MIC_vInit(dwMICKey0, dwMICKey1); |
| 1528 | MIC_vAppend((PBYTE)&(psEthHeader->abyDstAddr[0]), 12); |
| 1529 | dwMIC_Priority = 0; |
| 1530 | MIC_vAppend((PBYTE)&dwMIC_Priority, 4); |
Malcolm Priestley | b4dc03a | 2012-11-11 15:45:52 +0000 | [diff] [blame] | 1531 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC KEY: %X, %X\n", |
| 1532 | dwMICKey0, dwMICKey1); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1533 | |
| 1534 | /////////////////////////////////////////////////////////////////// |
| 1535 | |
| 1536 | //DBG_PRN_GRP12(("Length:%d, %d\n", cbFrameBodySize, uFromHDtoPLDLength)); |
| 1537 | //for (ii = 0; ii < cbFrameBodySize; ii++) { |
| 1538 | // DBG_PRN_GRP12(("%02x ", *((PBYTE)((pbyPayloadHead + cb802_1_H_len) + ii)))); |
| 1539 | //} |
| 1540 | //DBG_PRN_GRP12(("\n\n\n")); |
| 1541 | |
| 1542 | MIC_vAppend(pbyPayloadHead, cbFrameBodySize); |
| 1543 | |
| 1544 | pdwMIC_L = (PDWORD)(pbyPayloadHead + cbFrameBodySize); |
| 1545 | pdwMIC_R = (PDWORD)(pbyPayloadHead + cbFrameBodySize + 4); |
| 1546 | |
| 1547 | MIC_vGetMIC(pdwMIC_L, pdwMIC_R); |
| 1548 | MIC_vUnInit(); |
| 1549 | |
| 1550 | if (pDevice->bTxMICFail == TRUE) { |
| 1551 | *pdwMIC_L = 0; |
| 1552 | *pdwMIC_R = 0; |
| 1553 | pDevice->bTxMICFail = FALSE; |
| 1554 | } |
| 1555 | //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"uLength: %d, %d\n", uLength, cbFrameBodySize); |
| 1556 | //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"cbReqCount:%d, %d, %d, %d\n", cbReqCount, cbHeaderLength, uPadding, cbIVlen); |
| 1557 | //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC:%lX, %lX\n", *pdwMIC_L, *pdwMIC_R); |
| 1558 | } |
| 1559 | |
| 1560 | |
| 1561 | if (bSoftWEP == TRUE) { |
| 1562 | |
| 1563 | s_vSWencryption(pDevice, pTransmitKey, (pbyPayloadHead), (WORD)(cbFrameBodySize + cbMIClen)); |
| 1564 | |
| 1565 | } else if ( ((pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) && (bNeedEncryption == TRUE)) || |
| 1566 | ((pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) && (bNeedEncryption == TRUE)) || |
| 1567 | ((pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) && (bNeedEncryption == TRUE)) ) { |
| 1568 | cbFrameSize -= cbICVlen; |
| 1569 | } |
| 1570 | |
| 1571 | if (pDevice->bSoftwareGenCrcErr == TRUE) { |
Andres More | cc856e6 | 2010-05-17 21:34:01 -0300 | [diff] [blame] | 1572 | unsigned int cbLen; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1573 | PDWORD pdwCRC; |
| 1574 | |
| 1575 | dwCRC = 0xFFFFFFFFL; |
| 1576 | cbLen = cbFrameSize - cbFCSlen; |
| 1577 | // calculate CRC, and wrtie CRC value to end of TD |
| 1578 | dwCRC = CRCdwGetCrc32Ex(pbyMacHdr, cbLen, dwCRC); |
| 1579 | pdwCRC = (PDWORD)(pbyMacHdr + cbLen); |
| 1580 | // finally, we must invert dwCRC to get the correct answer |
| 1581 | *pdwCRC = ~dwCRC; |
| 1582 | // Force Error |
| 1583 | *pdwCRC -= 1; |
| 1584 | } else { |
| 1585 | cbFrameSize -= cbFCSlen; |
| 1586 | } |
| 1587 | |
| 1588 | *pcbHeaderLen = cbHeaderLength; |
| 1589 | *pcbTotalLen = cbHeaderLength + cbFrameSize ; |
| 1590 | |
| 1591 | |
| 1592 | //Set FragCtl in TxBufferHead |
| 1593 | pTxBufHead->wFragCtl |= (WORD)byFragType; |
| 1594 | |
| 1595 | |
| 1596 | return TRUE; |
| 1597 | |
| 1598 | } |
| 1599 | |
| 1600 | |
| 1601 | /*+ |
| 1602 | * |
| 1603 | * Description: |
| 1604 | * Translate 802.3 to 802.11 header |
| 1605 | * |
| 1606 | * Parameters: |
| 1607 | * In: |
Justin P. Mattock | a0a1f61 | 2012-08-26 08:16:43 -0700 | [diff] [blame] | 1608 | * pDevice - Pointer to adapter |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1609 | * dwTxBufferAddr - Transmit Buffer |
| 1610 | * pPacket - Packet from upper layer |
| 1611 | * cbPacketSize - Transmit Data Length |
| 1612 | * Out: |
| 1613 | * pcbHeadSize - Header size of MAC&Baseband control and 802.11 Header |
| 1614 | * pcbAppendPayload - size of append payload for 802.1H translation |
| 1615 | * |
| 1616 | * Return Value: none |
| 1617 | * |
| 1618 | -*/ |
| 1619 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 1620 | static void s_vGenerateMACHeader(struct vnt_private *pDevice, |
| 1621 | u8 *pbyBufferAddr, u16 wDuration, PSEthernetHeader psEthHeader, |
| 1622 | int bNeedEncrypt, u16 wFragType, u32 uDMAIdx, u32 uFragIdx) |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1623 | { |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 1624 | PS802_11Header pMACHeader = (PS802_11Header)pbyBufferAddr; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1625 | |
Jim Lieb | 3e36259 | 2009-08-12 14:54:11 -0700 | [diff] [blame] | 1626 | memset(pMACHeader, 0, (sizeof(S802_11Header))); //- sizeof(pMACHeader->dwIV))); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1627 | |
| 1628 | if (uDMAIdx == TYPE_ATIMDMA) { |
| 1629 | pMACHeader->wFrameCtl = TYPE_802_11_ATIM; |
| 1630 | } else { |
| 1631 | pMACHeader->wFrameCtl = TYPE_802_11_DATA; |
| 1632 | } |
| 1633 | |
| 1634 | if (pDevice->eOPMode == OP_MODE_AP) { |
Andres More | 9a0e756 | 2010-04-13 21:54:48 -0300 | [diff] [blame] | 1635 | memcpy(&(pMACHeader->abyAddr1[0]), |
| 1636 | &(psEthHeader->abyDstAddr[0]), |
| 1637 | ETH_ALEN); |
| 1638 | memcpy(&(pMACHeader->abyAddr2[0]), &(pDevice->abyBSSID[0]), ETH_ALEN); |
| 1639 | memcpy(&(pMACHeader->abyAddr3[0]), |
| 1640 | &(psEthHeader->abySrcAddr[0]), |
| 1641 | ETH_ALEN); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1642 | pMACHeader->wFrameCtl |= FC_FROMDS; |
Andres More | 9a0e756 | 2010-04-13 21:54:48 -0300 | [diff] [blame] | 1643 | } else { |
| 1644 | if (pDevice->eOPMode == OP_MODE_ADHOC) { |
| 1645 | memcpy(&(pMACHeader->abyAddr1[0]), |
| 1646 | &(psEthHeader->abyDstAddr[0]), |
| 1647 | ETH_ALEN); |
| 1648 | memcpy(&(pMACHeader->abyAddr2[0]), |
| 1649 | &(psEthHeader->abySrcAddr[0]), |
| 1650 | ETH_ALEN); |
| 1651 | memcpy(&(pMACHeader->abyAddr3[0]), |
| 1652 | &(pDevice->abyBSSID[0]), |
| 1653 | ETH_ALEN); |
| 1654 | } else { |
| 1655 | memcpy(&(pMACHeader->abyAddr3[0]), |
| 1656 | &(psEthHeader->abyDstAddr[0]), |
| 1657 | ETH_ALEN); |
| 1658 | memcpy(&(pMACHeader->abyAddr2[0]), |
| 1659 | &(psEthHeader->abySrcAddr[0]), |
| 1660 | ETH_ALEN); |
| 1661 | memcpy(&(pMACHeader->abyAddr1[0]), |
| 1662 | &(pDevice->abyBSSID[0]), |
| 1663 | ETH_ALEN); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1664 | pMACHeader->wFrameCtl |= FC_TODS; |
| 1665 | } |
| 1666 | } |
| 1667 | |
| 1668 | if (bNeedEncrypt) |
| 1669 | pMACHeader->wFrameCtl |= cpu_to_le16((WORD)WLAN_SET_FC_ISWEP(1)); |
| 1670 | |
| 1671 | pMACHeader->wDurationID = cpu_to_le16(wDuration); |
| 1672 | |
| 1673 | if (pDevice->bLongHeader) { |
| 1674 | PWLAN_80211HDR_A4 pMACA4Header = (PWLAN_80211HDR_A4) pbyBufferAddr; |
| 1675 | pMACHeader->wFrameCtl |= (FC_TODS | FC_FROMDS); |
Jim Lieb | 3e36259 | 2009-08-12 14:54:11 -0700 | [diff] [blame] | 1676 | memcpy(pMACA4Header->abyAddr4, pDevice->abyBSSID, WLAN_ADDR_LEN); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1677 | } |
| 1678 | pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4); |
| 1679 | |
| 1680 | //Set FragNumber in Sequence Control |
| 1681 | pMACHeader->wSeqCtl |= cpu_to_le16((WORD)uFragIdx); |
| 1682 | |
| 1683 | if ((wFragType == FRAGCTL_ENDFRAG) || (wFragType == FRAGCTL_NONFRAG)) { |
| 1684 | pDevice->wSeqCounter++; |
| 1685 | if (pDevice->wSeqCounter > 0x0fff) |
| 1686 | pDevice->wSeqCounter = 0; |
| 1687 | } |
| 1688 | |
| 1689 | if ((wFragType == FRAGCTL_STAFRAG) || (wFragType == FRAGCTL_MIDFRAG)) { //StartFrag or MidFrag |
| 1690 | pMACHeader->wFrameCtl |= FC_MOREFRAG; |
| 1691 | } |
| 1692 | } |
| 1693 | |
| 1694 | |
| 1695 | |
| 1696 | /*+ |
| 1697 | * |
| 1698 | * Description: |
| 1699 | * Request instructs a MAC to transmit a 802.11 management packet through |
| 1700 | * the adapter onto the medium. |
| 1701 | * |
| 1702 | * Parameters: |
| 1703 | * In: |
| 1704 | * hDeviceContext - Pointer to the adapter |
| 1705 | * pPacket - A pointer to a descriptor for the packet to transmit |
| 1706 | * Out: |
| 1707 | * none |
| 1708 | * |
Lucas De Marchi | 25985ed | 2011-03-30 22:57:33 -0300 | [diff] [blame] | 1709 | * Return Value: CMD_STATUS_PENDING if MAC Tx resource available; otherwise FALSE |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1710 | * |
| 1711 | -*/ |
| 1712 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 1713 | CMD_STATUS csMgmt_xmit(struct vnt_private *pDevice, |
| 1714 | struct vnt_tx_mgmt *pPacket) |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1715 | { |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 1716 | struct vnt_manager *pMgmt = &pDevice->vnt_mgmt; |
| 1717 | PTX_BUFFER pTX_Buffer; |
| 1718 | PSTxBufHead pTxBufHead; |
| 1719 | PUSB_SEND_CONTEXT pContext; |
| 1720 | PS802_11Header pMACHeader; |
| 1721 | PSCTS pCTS; |
| 1722 | SEthernetHeader sEthHeader; |
| 1723 | u8 byPktType, *pbyTxBufferAddr; |
| 1724 | void *pvRTS, *pvTxDataHd, *pvRrvTime, *pMICHDR; |
| 1725 | u32 uDuration, cbReqCount, cbHeaderSize, cbFrameBodySize, cbFrameSize; |
| 1726 | int bNeedACK, bIsPSPOLL = FALSE; |
| 1727 | u32 cbIVlen = 0, cbICVlen = 0, cbMIClen = 0, cbFCSlen = 4; |
| 1728 | u32 uPadding = 0; |
| 1729 | u16 wTxBufSize; |
| 1730 | u32 cbMacHdLen; |
| 1731 | u16 wCurrentRate = RATE_1M; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1732 | |
| 1733 | |
| 1734 | |
| 1735 | pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); |
| 1736 | |
| 1737 | if (NULL == pContext) { |
| 1738 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ManagementSend TX...NO CONTEXT!\n"); |
| 1739 | return CMD_STATUS_RESOURCES; |
| 1740 | } |
| 1741 | |
| 1742 | pTX_Buffer = (PTX_BUFFER) (&pContext->Data[0]); |
| 1743 | pbyTxBufferAddr = (PBYTE)&(pTX_Buffer->adwTxKey[0]); |
| 1744 | cbFrameBodySize = pPacket->cbPayloadLen; |
| 1745 | pTxBufHead = (PSTxBufHead) pbyTxBufferAddr; |
| 1746 | wTxBufSize = sizeof(STxBufHead); |
| 1747 | memset(pTxBufHead, 0, wTxBufSize); |
| 1748 | |
| 1749 | if (pDevice->byBBType == BB_TYPE_11A) { |
| 1750 | wCurrentRate = RATE_6M; |
| 1751 | byPktType = PK_TYPE_11A; |
| 1752 | } else { |
| 1753 | wCurrentRate = RATE_1M; |
| 1754 | byPktType = PK_TYPE_11B; |
| 1755 | } |
| 1756 | |
| 1757 | // SetPower will cause error power TX state for OFDM Date packet in TX buffer. |
| 1758 | // 2004.11.11 Kyle -- Using OFDM power to tx MngPkt will decrease the connection capability. |
| 1759 | // And cmd timer will wait data pkt TX finish before scanning so it's OK |
| 1760 | // to set power here. |
| 1761 | if (pMgmt->eScanState != WMAC_NO_SCANNING) { |
| 1762 | RFbSetPower(pDevice, wCurrentRate, pDevice->byCurrentCh); |
| 1763 | } else { |
| 1764 | RFbSetPower(pDevice, wCurrentRate, pMgmt->uCurrChannel); |
| 1765 | } |
| 1766 | pDevice->wCurrentRate = wCurrentRate; |
| 1767 | |
| 1768 | |
| 1769 | //Set packet type |
| 1770 | if (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000 |
| 1771 | pTxBufHead->wFIFOCtl = 0; |
| 1772 | } |
| 1773 | else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000 |
| 1774 | pTxBufHead->wFIFOCtl |= FIFOCTL_11B; |
| 1775 | } |
| 1776 | else if (byPktType == PK_TYPE_11GB) {//0000 0010 0000 0000 |
| 1777 | pTxBufHead->wFIFOCtl |= FIFOCTL_11GB; |
| 1778 | } |
| 1779 | else if (byPktType == PK_TYPE_11GA) {//0000 0011 0000 0000 |
| 1780 | pTxBufHead->wFIFOCtl |= FIFOCTL_11GA; |
| 1781 | } |
| 1782 | |
| 1783 | pTxBufHead->wFIFOCtl |= FIFOCTL_TMOEN; |
| 1784 | pTxBufHead->wTimeStamp = cpu_to_le16(DEFAULT_MGN_LIFETIME_RES_64us); |
| 1785 | |
Andres More | 22040bb | 2010-08-02 20:21:44 -0300 | [diff] [blame] | 1786 | if (is_multicast_ether_addr(pPacket->p80211Header->sA3.abyAddr1)) { |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1787 | bNeedACK = FALSE; |
| 1788 | } |
| 1789 | else { |
| 1790 | bNeedACK = TRUE; |
| 1791 | pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK; |
| 1792 | }; |
| 1793 | |
| 1794 | if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) || |
| 1795 | (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) ) { |
| 1796 | |
| 1797 | pTxBufHead->wFIFOCtl |= FIFOCTL_LRETRY; |
| 1798 | //Set Preamble type always long |
| 1799 | //pDevice->byPreambleType = PREAMBLE_LONG; |
| 1800 | // probe-response don't retry |
| 1801 | //if ((pPacket->p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_MGMT_PROBE_RSP) { |
| 1802 | // bNeedACK = FALSE; |
| 1803 | // pTxBufHead->wFIFOCtl &= (~FIFOCTL_NEEDACK); |
| 1804 | //} |
| 1805 | } |
| 1806 | |
| 1807 | pTxBufHead->wFIFOCtl |= (FIFOCTL_GENINT | FIFOCTL_ISDMA0); |
| 1808 | |
| 1809 | if ((pPacket->p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_CTL_PSPOLL) { |
| 1810 | bIsPSPOLL = TRUE; |
| 1811 | cbMacHdLen = WLAN_HDR_ADDR2_LEN; |
| 1812 | } else { |
| 1813 | cbMacHdLen = WLAN_HDR_ADDR3_LEN; |
| 1814 | } |
| 1815 | |
| 1816 | //Set FRAGCTL_MACHDCNT |
| 1817 | pTxBufHead->wFragCtl |= cpu_to_le16((WORD)(cbMacHdLen << 10)); |
| 1818 | |
| 1819 | // Notes: |
| 1820 | // Although spec says MMPDU can be fragmented; In most case, |
| 1821 | // no one will send a MMPDU under fragmentation. With RTS may occur. |
| 1822 | pDevice->bAES = FALSE; //Set FRAGCTL_WEPTYP |
| 1823 | |
| 1824 | if (WLAN_GET_FC_ISWEP(pPacket->p80211Header->sA4.wFrameCtl) != 0) { |
| 1825 | if (pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) { |
| 1826 | cbIVlen = 4; |
| 1827 | cbICVlen = 4; |
| 1828 | pTxBufHead->wFragCtl |= FRAGCTL_LEGACY; |
| 1829 | } |
| 1830 | else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) { |
| 1831 | cbIVlen = 8;//IV+ExtIV |
| 1832 | cbMIClen = 8; |
| 1833 | cbICVlen = 4; |
| 1834 | pTxBufHead->wFragCtl |= FRAGCTL_TKIP; |
| 1835 | //We need to get seed here for filling TxKey entry. |
| 1836 | //TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr, |
| 1837 | // pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG); |
| 1838 | } |
| 1839 | else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) { |
| 1840 | cbIVlen = 8;//RSN Header |
| 1841 | cbICVlen = 8;//MIC |
| 1842 | pTxBufHead->wFragCtl |= FRAGCTL_AES; |
| 1843 | pDevice->bAES = TRUE; |
| 1844 | } |
| 1845 | //MAC Header should be padding 0 to DW alignment. |
| 1846 | uPadding = 4 - (cbMacHdLen%4); |
| 1847 | uPadding %= 4; |
| 1848 | } |
| 1849 | |
| 1850 | cbFrameSize = cbMacHdLen + cbFrameBodySize + cbIVlen + cbMIClen + cbICVlen + cbFCSlen; |
| 1851 | |
| 1852 | //Set FIFOCTL_GrpAckPolicy |
| 1853 | if (pDevice->bGrpAckPolicy == TRUE) {//0000 0100 0000 0000 |
| 1854 | pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK; |
| 1855 | } |
| 1856 | //the rest of pTxBufHead->wFragCtl:FragTyp will be set later in s_vFillFragParameter() |
| 1857 | |
| 1858 | //Set RrvTime/RTS/CTS Buffer |
| 1859 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet |
| 1860 | |
| 1861 | pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize); |
| 1862 | pMICHDR = NULL; |
| 1863 | pvRTS = NULL; |
| 1864 | pCTS = (PSCTS) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS)); |
| 1865 | pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + sizeof(SCTS)); |
| 1866 | cbHeaderSize = wTxBufSize + sizeof(SRrvTime_gCTS) + sizeof(SCTS) + sizeof(STxDataHead_g); |
| 1867 | } |
| 1868 | else { // 802.11a/b packet |
| 1869 | pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize); |
| 1870 | pMICHDR = NULL; |
| 1871 | pvRTS = NULL; |
| 1872 | pCTS = NULL; |
| 1873 | pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab)); |
| 1874 | cbHeaderSize = wTxBufSize + sizeof(SRrvTime_ab) + sizeof(STxDataHead_ab); |
| 1875 | } |
| 1876 | |
Andres More | 8611a29 | 2010-05-01 14:25:00 -0300 | [diff] [blame] | 1877 | memset((void *)(pbyTxBufferAddr + wTxBufSize), 0, |
| 1878 | (cbHeaderSize - wTxBufSize)); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1879 | |
Andres More | 9a0e756 | 2010-04-13 21:54:48 -0300 | [diff] [blame] | 1880 | memcpy(&(sEthHeader.abyDstAddr[0]), |
| 1881 | &(pPacket->p80211Header->sA3.abyAddr1[0]), |
| 1882 | ETH_ALEN); |
| 1883 | memcpy(&(sEthHeader.abySrcAddr[0]), |
| 1884 | &(pPacket->p80211Header->sA3.abyAddr2[0]), |
| 1885 | ETH_ALEN); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1886 | //========================= |
| 1887 | // No Fragmentation |
| 1888 | //========================= |
| 1889 | pTxBufHead->wFragCtl |= (WORD)FRAGCTL_NONFRAG; |
| 1890 | |
| 1891 | |
| 1892 | //Fill FIFO,RrvTime,RTS,and CTS |
| 1893 | s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate, pbyTxBufferAddr, pvRrvTime, pvRTS, pCTS, |
| 1894 | cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader); |
| 1895 | |
| 1896 | //Fill DataHead |
| 1897 | uDuration = s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, cbFrameSize, TYPE_TXDMA0, bNeedACK, |
| 1898 | 0, 0, 1, AUTO_FB_NONE); |
| 1899 | |
| 1900 | pMACHeader = (PS802_11Header) (pbyTxBufferAddr + cbHeaderSize); |
| 1901 | |
| 1902 | cbReqCount = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen + cbFrameBodySize; |
| 1903 | |
| 1904 | if (WLAN_GET_FC_ISWEP(pPacket->p80211Header->sA4.wFrameCtl) != 0) { |
| 1905 | PBYTE pbyIVHead; |
| 1906 | PBYTE pbyPayloadHead; |
| 1907 | PBYTE pbyBSSID; |
| 1908 | PSKeyItem pTransmitKey = NULL; |
| 1909 | |
| 1910 | pbyIVHead = (PBYTE)(pbyTxBufferAddr + cbHeaderSize + cbMacHdLen + uPadding); |
| 1911 | pbyPayloadHead = (PBYTE)(pbyTxBufferAddr + cbHeaderSize + cbMacHdLen + uPadding + cbIVlen); |
| 1912 | do { |
| 1913 | if ((pDevice->eOPMode == OP_MODE_INFRASTRUCTURE) && |
| 1914 | (pDevice->bLinkPass == TRUE)) { |
| 1915 | pbyBSSID = pDevice->abyBSSID; |
| 1916 | // get pairwise key |
| 1917 | if (KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, PAIRWISE_KEY, &pTransmitKey) == FALSE) { |
| 1918 | // get group key |
| 1919 | if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == TRUE) { |
| 1920 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get GTK.\n"); |
| 1921 | break; |
| 1922 | } |
| 1923 | } else { |
| 1924 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get PTK.\n"); |
| 1925 | break; |
| 1926 | } |
| 1927 | } |
| 1928 | // get group key |
| 1929 | pbyBSSID = pDevice->abyBroadcastAddr; |
| 1930 | if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == FALSE) { |
| 1931 | pTransmitKey = NULL; |
| 1932 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"KEY is NULL. OP Mode[%d]\n", pDevice->eOPMode); |
| 1933 | } else { |
| 1934 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get GTK.\n"); |
| 1935 | } |
| 1936 | } while(FALSE); |
| 1937 | //Fill TXKEY |
| 1938 | s_vFillTxKey(pDevice, (PBYTE)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey, |
| 1939 | (PBYTE)pMACHeader, (WORD)cbFrameBodySize, NULL); |
| 1940 | |
Jim Lieb | 3e36259 | 2009-08-12 14:54:11 -0700 | [diff] [blame] | 1941 | memcpy(pMACHeader, pPacket->p80211Header, cbMacHdLen); |
| 1942 | memcpy(pbyPayloadHead, ((PBYTE)(pPacket->p80211Header) + cbMacHdLen), |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1943 | cbFrameBodySize); |
| 1944 | } |
| 1945 | else { |
| 1946 | // Copy the Packet into a tx Buffer |
Jim Lieb | 3e36259 | 2009-08-12 14:54:11 -0700 | [diff] [blame] | 1947 | memcpy(pMACHeader, pPacket->p80211Header, pPacket->cbMPDULen); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1948 | } |
| 1949 | |
| 1950 | pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4); |
| 1951 | pDevice->wSeqCounter++ ; |
| 1952 | if (pDevice->wSeqCounter > 0x0fff) |
| 1953 | pDevice->wSeqCounter = 0; |
| 1954 | |
| 1955 | if (bIsPSPOLL) { |
| 1956 | // The MAC will automatically replace the Duration-field of MAC header by Duration-field |
Justin P. Mattock | a0a1f61 | 2012-08-26 08:16:43 -0700 | [diff] [blame] | 1957 | // of FIFO control header. |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1958 | // This will cause AID-field of PS-POLL packet be incorrect (Because PS-POLL's AID field is |
| 1959 | // in the same place of other packet's Duration-field). |
| 1960 | // And it will cause Cisco-AP to issue Disassociation-packet |
| 1961 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { |
| 1962 | ((PSTxDataHead_g)pvTxDataHd)->wDuration_a = cpu_to_le16(pPacket->p80211Header->sA2.wDurationID); |
| 1963 | ((PSTxDataHead_g)pvTxDataHd)->wDuration_b = cpu_to_le16(pPacket->p80211Header->sA2.wDurationID); |
| 1964 | } else { |
| 1965 | ((PSTxDataHead_ab)pvTxDataHd)->wDuration = cpu_to_le16(pPacket->p80211Header->sA2.wDurationID); |
| 1966 | } |
| 1967 | } |
| 1968 | |
| 1969 | |
| 1970 | pTX_Buffer->wTxByteCount = cpu_to_le16((WORD)(cbReqCount)); |
| 1971 | pTX_Buffer->byPKTNO = (BYTE) (((wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F)); |
| 1972 | pTX_Buffer->byType = 0x00; |
| 1973 | |
| 1974 | pContext->pPacket = NULL; |
| 1975 | pContext->Type = CONTEXT_MGMT_PACKET; |
| 1976 | pContext->uBufLen = (WORD)cbReqCount + 4; //USB header |
| 1977 | |
| 1978 | if (WLAN_GET_FC_TODS(pMACHeader->wFrameCtl) == 0) { |
| 1979 | s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->abyAddr1[0]),(WORD)cbFrameSize,pTX_Buffer->wFIFOCtl); |
| 1980 | } |
| 1981 | else { |
| 1982 | s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->abyAddr3[0]),(WORD)cbFrameSize,pTX_Buffer->wFIFOCtl); |
| 1983 | } |
| 1984 | |
| 1985 | PIPEnsSendBulkOut(pDevice,pContext); |
| 1986 | return CMD_STATUS_PENDING; |
| 1987 | } |
| 1988 | |
| 1989 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 1990 | CMD_STATUS csBeacon_xmit(struct vnt_private *pDevice, |
| 1991 | struct vnt_tx_mgmt *pPacket) |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 1992 | { |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 1993 | u32 cbFrameSize = pPacket->cbMPDULen + WLAN_FCS_LEN; |
| 1994 | u32 cbHeaderSize = 0; |
| 1995 | u16 wTxBufSize = sizeof(STxShortBufHead); |
| 1996 | PSTxShortBufHead pTxBufHead; |
| 1997 | PS802_11Header pMACHeader; |
| 1998 | PSTxDataHead_ab pTxDataHead; |
| 1999 | u16 wCurrentRate; |
| 2000 | u32 cbFrameBodySize; |
| 2001 | u32 cbReqCount; |
| 2002 | PBEACON_BUFFER pTX_Buffer; |
| 2003 | u8 *pbyTxBufferAddr; |
| 2004 | PUSB_SEND_CONTEXT pContext; |
| 2005 | CMD_STATUS status; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2006 | |
| 2007 | |
| 2008 | pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); |
| 2009 | if (NULL == pContext) { |
| 2010 | status = CMD_STATUS_RESOURCES; |
| 2011 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ManagementSend TX...NO CONTEXT!\n"); |
| 2012 | return status ; |
| 2013 | } |
| 2014 | pTX_Buffer = (PBEACON_BUFFER) (&pContext->Data[0]); |
| 2015 | pbyTxBufferAddr = (PBYTE)&(pTX_Buffer->wFIFOCtl); |
| 2016 | |
| 2017 | cbFrameBodySize = pPacket->cbPayloadLen; |
| 2018 | |
| 2019 | pTxBufHead = (PSTxShortBufHead) pbyTxBufferAddr; |
| 2020 | wTxBufSize = sizeof(STxShortBufHead); |
| 2021 | memset(pTxBufHead, 0, wTxBufSize); |
| 2022 | |
| 2023 | if (pDevice->byBBType == BB_TYPE_11A) { |
| 2024 | wCurrentRate = RATE_6M; |
| 2025 | pTxDataHead = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize); |
| 2026 | //Get SignalField,ServiceField,Length |
Justin P. Mattock | bda7978 | 2012-08-26 08:16:44 -0700 | [diff] [blame] | 2027 | BBvCalculateParameter(pDevice, cbFrameSize, wCurrentRate, PK_TYPE_11A, |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2028 | (PWORD)&(pTxDataHead->wTransmitLength), (PBYTE)&(pTxDataHead->byServiceField), (PBYTE)&(pTxDataHead->bySignalField) |
| 2029 | ); |
| 2030 | //Get Duration and TimeStampOff |
| 2031 | pTxDataHead->wDuration = cpu_to_le16((WORD)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameSize, PK_TYPE_11A, |
| 2032 | wCurrentRate, FALSE, 0, 0, 1, AUTO_FB_NONE)); |
| 2033 | pTxDataHead->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]; |
| 2034 | cbHeaderSize = wTxBufSize + sizeof(STxDataHead_ab); |
| 2035 | } else { |
| 2036 | wCurrentRate = RATE_1M; |
| 2037 | pTxBufHead->wFIFOCtl |= FIFOCTL_11B; |
| 2038 | pTxDataHead = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize); |
| 2039 | //Get SignalField,ServiceField,Length |
Justin P. Mattock | bda7978 | 2012-08-26 08:16:44 -0700 | [diff] [blame] | 2040 | BBvCalculateParameter(pDevice, cbFrameSize, wCurrentRate, PK_TYPE_11B, |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2041 | (PWORD)&(pTxDataHead->wTransmitLength), (PBYTE)&(pTxDataHead->byServiceField), (PBYTE)&(pTxDataHead->bySignalField) |
| 2042 | ); |
| 2043 | //Get Duration and TimeStampOff |
| 2044 | pTxDataHead->wDuration = cpu_to_le16((WORD)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameSize, PK_TYPE_11B, |
| 2045 | wCurrentRate, FALSE, 0, 0, 1, AUTO_FB_NONE)); |
| 2046 | pTxDataHead->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]; |
| 2047 | cbHeaderSize = wTxBufSize + sizeof(STxDataHead_ab); |
| 2048 | } |
| 2049 | |
| 2050 | //Generate Beacon Header |
| 2051 | pMACHeader = (PS802_11Header)(pbyTxBufferAddr + cbHeaderSize); |
Jim Lieb | 3e36259 | 2009-08-12 14:54:11 -0700 | [diff] [blame] | 2052 | memcpy(pMACHeader, pPacket->p80211Header, pPacket->cbMPDULen); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2053 | |
| 2054 | pMACHeader->wDurationID = 0; |
| 2055 | pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4); |
| 2056 | pDevice->wSeqCounter++ ; |
| 2057 | if (pDevice->wSeqCounter > 0x0fff) |
| 2058 | pDevice->wSeqCounter = 0; |
| 2059 | |
| 2060 | cbReqCount = cbHeaderSize + WLAN_HDR_ADDR3_LEN + cbFrameBodySize; |
| 2061 | |
| 2062 | pTX_Buffer->wTxByteCount = (WORD)cbReqCount; |
| 2063 | pTX_Buffer->byPKTNO = (BYTE) (((wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F)); |
| 2064 | pTX_Buffer->byType = 0x01; |
| 2065 | |
| 2066 | pContext->pPacket = NULL; |
| 2067 | pContext->Type = CONTEXT_MGMT_PACKET; |
| 2068 | pContext->uBufLen = (WORD)cbReqCount + 4; //USB header |
| 2069 | |
| 2070 | PIPEnsSendBulkOut(pDevice,pContext); |
| 2071 | return CMD_STATUS_PENDING; |
| 2072 | |
| 2073 | } |
| 2074 | |
| 2075 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 2076 | void vDMA0_tx_80211(struct vnt_private *pDevice, struct sk_buff *skb) |
| 2077 | { |
| 2078 | struct vnt_manager *pMgmt = &pDevice->vnt_mgmt; |
| 2079 | u8 byPktType; |
| 2080 | u8 *pbyTxBufferAddr; |
| 2081 | void *pvRTS, *pvCTS, *pvTxDataHd; |
| 2082 | u32 uDuration, cbReqCount; |
| 2083 | PS802_11Header pMACHeader; |
| 2084 | u32 cbHeaderSize, cbFrameBodySize; |
| 2085 | int bNeedACK, bIsPSPOLL = FALSE; |
| 2086 | PSTxBufHead pTxBufHead; |
| 2087 | u32 cbFrameSize; |
| 2088 | u32 cbIVlen = 0, cbICVlen = 0, cbMIClen = 0, cbFCSlen = 4; |
| 2089 | u32 uPadding = 0; |
| 2090 | u32 cbMICHDR = 0, uLength = 0; |
| 2091 | u32 dwMICKey0, dwMICKey1; |
| 2092 | u32 dwMIC_Priority; |
| 2093 | u32 *pdwMIC_L, *pdwMIC_R; |
| 2094 | u16 wTxBufSize; |
| 2095 | u32 cbMacHdLen; |
| 2096 | SEthernetHeader sEthHeader; |
| 2097 | void *pvRrvTime, *pMICHDR; |
| 2098 | u32 wCurrentRate = RATE_1M; |
| 2099 | PUWLAN_80211HDR p80211Header; |
| 2100 | u32 uNodeIndex = 0; |
| 2101 | int bNodeExist = FALSE; |
| 2102 | SKeyItem STempKey; |
| 2103 | PSKeyItem pTransmitKey = NULL; |
| 2104 | u8 *pbyIVHead, *pbyPayloadHead, *pbyMacHdr; |
| 2105 | u32 cbExtSuppRate = 0; |
| 2106 | PTX_BUFFER pTX_Buffer; |
| 2107 | PUSB_SEND_CONTEXT pContext; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2108 | |
| 2109 | |
| 2110 | pvRrvTime = pMICHDR = pvRTS = pvCTS = pvTxDataHd = NULL; |
| 2111 | |
| 2112 | if(skb->len <= WLAN_HDR_ADDR3_LEN) { |
| 2113 | cbFrameBodySize = 0; |
| 2114 | } |
| 2115 | else { |
| 2116 | cbFrameBodySize = skb->len - WLAN_HDR_ADDR3_LEN; |
| 2117 | } |
| 2118 | p80211Header = (PUWLAN_80211HDR)skb->data; |
| 2119 | |
| 2120 | pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); |
| 2121 | |
| 2122 | if (NULL == pContext) { |
| 2123 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"DMA0 TX...NO CONTEXT!\n"); |
| 2124 | dev_kfree_skb_irq(skb); |
| 2125 | return ; |
| 2126 | } |
| 2127 | |
| 2128 | pTX_Buffer = (PTX_BUFFER)(&pContext->Data[0]); |
| 2129 | pbyTxBufferAddr = (PBYTE)(&pTX_Buffer->adwTxKey[0]); |
| 2130 | pTxBufHead = (PSTxBufHead) pbyTxBufferAddr; |
| 2131 | wTxBufSize = sizeof(STxBufHead); |
| 2132 | memset(pTxBufHead, 0, wTxBufSize); |
| 2133 | |
| 2134 | if (pDevice->byBBType == BB_TYPE_11A) { |
| 2135 | wCurrentRate = RATE_6M; |
| 2136 | byPktType = PK_TYPE_11A; |
| 2137 | } else { |
| 2138 | wCurrentRate = RATE_1M; |
| 2139 | byPktType = PK_TYPE_11B; |
| 2140 | } |
| 2141 | |
| 2142 | // SetPower will cause error power TX state for OFDM Date packet in TX buffer. |
| 2143 | // 2004.11.11 Kyle -- Using OFDM power to tx MngPkt will decrease the connection capability. |
| 2144 | // And cmd timer will wait data pkt TX finish before scanning so it's OK |
| 2145 | // to set power here. |
| 2146 | if (pMgmt->eScanState != WMAC_NO_SCANNING) { |
| 2147 | RFbSetPower(pDevice, wCurrentRate, pDevice->byCurrentCh); |
| 2148 | } else { |
| 2149 | RFbSetPower(pDevice, wCurrentRate, pMgmt->uCurrChannel); |
| 2150 | } |
| 2151 | |
| 2152 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"vDMA0_tx_80211: p80211Header->sA3.wFrameCtl = %x \n", p80211Header->sA3.wFrameCtl); |
| 2153 | |
| 2154 | //Set packet type |
| 2155 | if (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000 |
| 2156 | pTxBufHead->wFIFOCtl = 0; |
| 2157 | } |
| 2158 | else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000 |
| 2159 | pTxBufHead->wFIFOCtl |= FIFOCTL_11B; |
| 2160 | } |
| 2161 | else if (byPktType == PK_TYPE_11GB) {//0000 0010 0000 0000 |
| 2162 | pTxBufHead->wFIFOCtl |= FIFOCTL_11GB; |
| 2163 | } |
| 2164 | else if (byPktType == PK_TYPE_11GA) {//0000 0011 0000 0000 |
| 2165 | pTxBufHead->wFIFOCtl |= FIFOCTL_11GA; |
| 2166 | } |
| 2167 | |
| 2168 | pTxBufHead->wFIFOCtl |= FIFOCTL_TMOEN; |
| 2169 | pTxBufHead->wTimeStamp = cpu_to_le16(DEFAULT_MGN_LIFETIME_RES_64us); |
| 2170 | |
Andres More | 22040bb | 2010-08-02 20:21:44 -0300 | [diff] [blame] | 2171 | if (is_multicast_ether_addr(p80211Header->sA3.abyAddr1)) { |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2172 | bNeedACK = FALSE; |
| 2173 | if (pDevice->bEnableHostWEP) { |
| 2174 | uNodeIndex = 0; |
| 2175 | bNodeExist = TRUE; |
Joe Perches | 9fc8602 | 2011-04-10 14:31:32 -0700 | [diff] [blame] | 2176 | } |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2177 | } |
| 2178 | else { |
| 2179 | if (pDevice->bEnableHostWEP) { |
| 2180 | if (BSSbIsSTAInNodeDB(pDevice, (PBYTE)(p80211Header->sA3.abyAddr1), &uNodeIndex)) |
| 2181 | bNodeExist = TRUE; |
Joe Perches | 9fc8602 | 2011-04-10 14:31:32 -0700 | [diff] [blame] | 2182 | } |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2183 | bNeedACK = TRUE; |
| 2184 | pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK; |
| 2185 | }; |
| 2186 | |
| 2187 | if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) || |
| 2188 | (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) ) { |
| 2189 | |
| 2190 | pTxBufHead->wFIFOCtl |= FIFOCTL_LRETRY; |
| 2191 | //Set Preamble type always long |
| 2192 | //pDevice->byPreambleType = PREAMBLE_LONG; |
| 2193 | |
| 2194 | // probe-response don't retry |
| 2195 | //if ((p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_MGMT_PROBE_RSP) { |
| 2196 | // bNeedACK = FALSE; |
| 2197 | // pTxBufHead->wFIFOCtl &= (~FIFOCTL_NEEDACK); |
| 2198 | //} |
| 2199 | } |
| 2200 | |
| 2201 | pTxBufHead->wFIFOCtl |= (FIFOCTL_GENINT | FIFOCTL_ISDMA0); |
| 2202 | |
| 2203 | if ((p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_CTL_PSPOLL) { |
| 2204 | bIsPSPOLL = TRUE; |
| 2205 | cbMacHdLen = WLAN_HDR_ADDR2_LEN; |
| 2206 | } else { |
| 2207 | cbMacHdLen = WLAN_HDR_ADDR3_LEN; |
| 2208 | } |
| 2209 | |
Justin P. Mattock | a0a1f61 | 2012-08-26 08:16:43 -0700 | [diff] [blame] | 2210 | // hostapd daemon ext support rate patch |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2211 | if (WLAN_GET_FC_FSTYPE(p80211Header->sA4.wFrameCtl) == WLAN_FSTYPE_ASSOCRESP) { |
| 2212 | |
| 2213 | if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len != 0) { |
| 2214 | cbExtSuppRate += ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN; |
| 2215 | } |
| 2216 | |
| 2217 | if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len != 0) { |
| 2218 | cbExtSuppRate += ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len + WLAN_IEHDR_LEN; |
| 2219 | } |
| 2220 | |
| 2221 | if (cbExtSuppRate >0) { |
| 2222 | cbFrameBodySize = WLAN_ASSOCRESP_OFF_SUPP_RATES; |
| 2223 | } |
| 2224 | } |
| 2225 | |
| 2226 | |
| 2227 | //Set FRAGCTL_MACHDCNT |
| 2228 | pTxBufHead->wFragCtl |= cpu_to_le16((WORD)cbMacHdLen << 10); |
| 2229 | |
| 2230 | // Notes: |
| 2231 | // Although spec says MMPDU can be fragmented; In most case, |
| 2232 | // no one will send a MMPDU under fragmentation. With RTS may occur. |
| 2233 | pDevice->bAES = FALSE; //Set FRAGCTL_WEPTYP |
| 2234 | |
| 2235 | |
| 2236 | if (WLAN_GET_FC_ISWEP(p80211Header->sA4.wFrameCtl) != 0) { |
| 2237 | if (pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) { |
| 2238 | cbIVlen = 4; |
| 2239 | cbICVlen = 4; |
| 2240 | pTxBufHead->wFragCtl |= FRAGCTL_LEGACY; |
| 2241 | } |
| 2242 | else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) { |
| 2243 | cbIVlen = 8;//IV+ExtIV |
| 2244 | cbMIClen = 8; |
| 2245 | cbICVlen = 4; |
| 2246 | pTxBufHead->wFragCtl |= FRAGCTL_TKIP; |
| 2247 | //We need to get seed here for filling TxKey entry. |
| 2248 | //TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr, |
| 2249 | // pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG); |
| 2250 | } |
| 2251 | else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) { |
| 2252 | cbIVlen = 8;//RSN Header |
| 2253 | cbICVlen = 8;//MIC |
| 2254 | cbMICHDR = sizeof(SMICHDRHead); |
| 2255 | pTxBufHead->wFragCtl |= FRAGCTL_AES; |
| 2256 | pDevice->bAES = TRUE; |
| 2257 | } |
| 2258 | //MAC Header should be padding 0 to DW alignment. |
| 2259 | uPadding = 4 - (cbMacHdLen%4); |
| 2260 | uPadding %= 4; |
| 2261 | } |
| 2262 | |
| 2263 | cbFrameSize = cbMacHdLen + cbFrameBodySize + cbIVlen + cbMIClen + cbICVlen + cbFCSlen + cbExtSuppRate; |
| 2264 | |
| 2265 | //Set FIFOCTL_GrpAckPolicy |
| 2266 | if (pDevice->bGrpAckPolicy == TRUE) {//0000 0100 0000 0000 |
| 2267 | pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK; |
| 2268 | } |
| 2269 | //the rest of pTxBufHead->wFragCtl:FragTyp will be set later in s_vFillFragParameter() |
| 2270 | |
| 2271 | |
| 2272 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet |
| 2273 | |
| 2274 | pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize); |
| 2275 | pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS)); |
| 2276 | pvRTS = NULL; |
| 2277 | pvCTS = (PSCTS) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR); |
| 2278 | pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS)); |
| 2279 | cbHeaderSize = wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS) + sizeof(STxDataHead_g); |
| 2280 | |
| 2281 | } |
| 2282 | else {//802.11a/b packet |
| 2283 | |
| 2284 | pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize); |
| 2285 | pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab)); |
| 2286 | pvRTS = NULL; |
| 2287 | pvCTS = NULL; |
| 2288 | pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR); |
| 2289 | cbHeaderSize = wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(STxDataHead_ab); |
| 2290 | } |
Andres More | 8611a29 | 2010-05-01 14:25:00 -0300 | [diff] [blame] | 2291 | memset((void *)(pbyTxBufferAddr + wTxBufSize), 0, |
| 2292 | (cbHeaderSize - wTxBufSize)); |
Andres More | 9a0e756 | 2010-04-13 21:54:48 -0300 | [diff] [blame] | 2293 | memcpy(&(sEthHeader.abyDstAddr[0]), |
| 2294 | &(p80211Header->sA3.abyAddr1[0]), |
| 2295 | ETH_ALEN); |
| 2296 | memcpy(&(sEthHeader.abySrcAddr[0]), |
| 2297 | &(p80211Header->sA3.abyAddr2[0]), |
| 2298 | ETH_ALEN); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2299 | //========================= |
| 2300 | // No Fragmentation |
| 2301 | //========================= |
| 2302 | pTxBufHead->wFragCtl |= (WORD)FRAGCTL_NONFRAG; |
| 2303 | |
| 2304 | |
| 2305 | //Fill FIFO,RrvTime,RTS,and CTS |
| 2306 | s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate, pbyTxBufferAddr, pvRrvTime, pvRTS, pvCTS, |
| 2307 | cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader); |
| 2308 | |
| 2309 | //Fill DataHead |
| 2310 | uDuration = s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, cbFrameSize, TYPE_TXDMA0, bNeedACK, |
| 2311 | 0, 0, 1, AUTO_FB_NONE); |
| 2312 | |
| 2313 | pMACHeader = (PS802_11Header) (pbyTxBufferAddr + cbHeaderSize); |
| 2314 | |
| 2315 | cbReqCount = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen + (cbFrameBodySize + cbMIClen) + cbExtSuppRate; |
| 2316 | |
| 2317 | pbyMacHdr = (PBYTE)(pbyTxBufferAddr + cbHeaderSize); |
| 2318 | pbyPayloadHead = (PBYTE)(pbyMacHdr + cbMacHdLen + uPadding + cbIVlen); |
| 2319 | pbyIVHead = (PBYTE)(pbyMacHdr + cbMacHdLen + uPadding); |
| 2320 | |
| 2321 | // Copy the Packet into a tx Buffer |
| 2322 | memcpy(pbyMacHdr, skb->data, cbMacHdLen); |
| 2323 | |
| 2324 | // version set to 0, patch for hostapd deamon |
| 2325 | pMACHeader->wFrameCtl &= cpu_to_le16(0xfffc); |
| 2326 | memcpy(pbyPayloadHead, (skb->data + cbMacHdLen), cbFrameBodySize); |
| 2327 | |
Justin P. Mattock | a0a1f61 | 2012-08-26 08:16:43 -0700 | [diff] [blame] | 2328 | // replace support rate, patch for hostapd daemon( only support 11M) |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2329 | if (WLAN_GET_FC_FSTYPE(p80211Header->sA4.wFrameCtl) == WLAN_FSTYPE_ASSOCRESP) { |
| 2330 | if (cbExtSuppRate != 0) { |
| 2331 | if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len != 0) |
| 2332 | memcpy((pbyPayloadHead + cbFrameBodySize), |
| 2333 | pMgmt->abyCurrSuppRates, |
| 2334 | ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN |
| 2335 | ); |
| 2336 | if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len != 0) |
| 2337 | memcpy((pbyPayloadHead + cbFrameBodySize) + ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN, |
| 2338 | pMgmt->abyCurrExtSuppRates, |
| 2339 | ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len + WLAN_IEHDR_LEN |
| 2340 | ); |
| 2341 | } |
| 2342 | } |
| 2343 | |
| 2344 | // Set wep |
| 2345 | if (WLAN_GET_FC_ISWEP(p80211Header->sA4.wFrameCtl) != 0) { |
| 2346 | |
| 2347 | if (pDevice->bEnableHostWEP) { |
| 2348 | pTransmitKey = &STempKey; |
| 2349 | pTransmitKey->byCipherSuite = pMgmt->sNodeDBTable[uNodeIndex].byCipherSuite; |
| 2350 | pTransmitKey->dwKeyIndex = pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex; |
| 2351 | pTransmitKey->uKeyLength = pMgmt->sNodeDBTable[uNodeIndex].uWepKeyLength; |
| 2352 | pTransmitKey->dwTSC47_16 = pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16; |
| 2353 | pTransmitKey->wTSC15_0 = pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0; |
| 2354 | memcpy(pTransmitKey->abyKey, |
| 2355 | &pMgmt->sNodeDBTable[uNodeIndex].abyWepKey[0], |
| 2356 | pTransmitKey->uKeyLength |
| 2357 | ); |
| 2358 | } |
| 2359 | |
| 2360 | if ((pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) { |
| 2361 | |
| 2362 | dwMICKey0 = *(PDWORD)(&pTransmitKey->abyKey[16]); |
| 2363 | dwMICKey1 = *(PDWORD)(&pTransmitKey->abyKey[20]); |
| 2364 | |
| 2365 | // DO Software Michael |
| 2366 | MIC_vInit(dwMICKey0, dwMICKey1); |
| 2367 | MIC_vAppend((PBYTE)&(sEthHeader.abyDstAddr[0]), 12); |
| 2368 | dwMIC_Priority = 0; |
| 2369 | MIC_vAppend((PBYTE)&dwMIC_Priority, 4); |
Malcolm Priestley | b4dc03a | 2012-11-11 15:45:52 +0000 | [diff] [blame] | 2370 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"DMA0_tx_8021:MIC KEY:"\ |
| 2371 | " %X, %X\n", dwMICKey0, dwMICKey1); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2372 | |
| 2373 | uLength = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen; |
| 2374 | |
| 2375 | MIC_vAppend((pbyTxBufferAddr + uLength), cbFrameBodySize); |
| 2376 | |
| 2377 | pdwMIC_L = (PDWORD)(pbyTxBufferAddr + uLength + cbFrameBodySize); |
| 2378 | pdwMIC_R = (PDWORD)(pbyTxBufferAddr + uLength + cbFrameBodySize + 4); |
| 2379 | |
| 2380 | MIC_vGetMIC(pdwMIC_L, pdwMIC_R); |
| 2381 | MIC_vUnInit(); |
| 2382 | |
| 2383 | if (pDevice->bTxMICFail == TRUE) { |
| 2384 | *pdwMIC_L = 0; |
| 2385 | *pdwMIC_R = 0; |
| 2386 | pDevice->bTxMICFail = FALSE; |
| 2387 | } |
| 2388 | |
| 2389 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"uLength: %d, %d\n", uLength, cbFrameBodySize); |
| 2390 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"cbReqCount:%d, %d, %d, %d\n", cbReqCount, cbHeaderSize, uPadding, cbIVlen); |
Malcolm Priestley | b4dc03a | 2012-11-11 15:45:52 +0000 | [diff] [blame] | 2391 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC:%x, %x\n", |
| 2392 | *pdwMIC_L, *pdwMIC_R); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2393 | |
| 2394 | } |
| 2395 | |
| 2396 | s_vFillTxKey(pDevice, (PBYTE)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey, |
| 2397 | pbyMacHdr, (WORD)cbFrameBodySize, (PBYTE)pMICHDR); |
| 2398 | |
| 2399 | if (pDevice->bEnableHostWEP) { |
| 2400 | pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16; |
| 2401 | pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0 = pTransmitKey->wTSC15_0; |
| 2402 | } |
| 2403 | |
| 2404 | if ((pDevice->byLocalID <= REV_ID_VT3253_A1)) { |
| 2405 | s_vSWencryption(pDevice, pTransmitKey, pbyPayloadHead, (WORD)(cbFrameBodySize + cbMIClen)); |
| 2406 | } |
| 2407 | } |
| 2408 | |
| 2409 | pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4); |
| 2410 | pDevice->wSeqCounter++ ; |
| 2411 | if (pDevice->wSeqCounter > 0x0fff) |
| 2412 | pDevice->wSeqCounter = 0; |
| 2413 | |
| 2414 | |
| 2415 | if (bIsPSPOLL) { |
| 2416 | // The MAC will automatically replace the Duration-field of MAC header by Duration-field |
| 2417 | // of FIFO control header. |
| 2418 | // This will cause AID-field of PS-POLL packet be incorrect (Because PS-POLL's AID field is |
| 2419 | // in the same place of other packet's Duration-field). |
| 2420 | // And it will cause Cisco-AP to issue Disassociation-packet |
| 2421 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { |
| 2422 | ((PSTxDataHead_g)pvTxDataHd)->wDuration_a = cpu_to_le16(p80211Header->sA2.wDurationID); |
| 2423 | ((PSTxDataHead_g)pvTxDataHd)->wDuration_b = cpu_to_le16(p80211Header->sA2.wDurationID); |
| 2424 | } else { |
| 2425 | ((PSTxDataHead_ab)pvTxDataHd)->wDuration = cpu_to_le16(p80211Header->sA2.wDurationID); |
| 2426 | } |
| 2427 | } |
| 2428 | |
| 2429 | pTX_Buffer->wTxByteCount = cpu_to_le16((WORD)(cbReqCount)); |
| 2430 | pTX_Buffer->byPKTNO = (BYTE) (((wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F)); |
| 2431 | pTX_Buffer->byType = 0x00; |
| 2432 | |
| 2433 | pContext->pPacket = skb; |
| 2434 | pContext->Type = CONTEXT_MGMT_PACKET; |
| 2435 | pContext->uBufLen = (WORD)cbReqCount + 4; //USB header |
| 2436 | |
| 2437 | if (WLAN_GET_FC_TODS(pMACHeader->wFrameCtl) == 0) { |
| 2438 | s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->abyAddr1[0]),(WORD)cbFrameSize,pTX_Buffer->wFIFOCtl); |
| 2439 | } |
| 2440 | else { |
| 2441 | s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->abyAddr3[0]),(WORD)cbFrameSize,pTX_Buffer->wFIFOCtl); |
| 2442 | } |
| 2443 | PIPEnsSendBulkOut(pDevice,pContext); |
| 2444 | return ; |
| 2445 | |
| 2446 | } |
| 2447 | |
| 2448 | |
| 2449 | |
| 2450 | |
| 2451 | //TYPE_AC0DMA data tx |
| 2452 | /* |
| 2453 | * Description: |
| 2454 | * Tx packet via AC0DMA(DMA1) |
| 2455 | * |
| 2456 | * Parameters: |
| 2457 | * In: |
| 2458 | * pDevice - Pointer to the adapter |
| 2459 | * skb - Pointer to tx skb packet |
| 2460 | * Out: |
| 2461 | * void |
| 2462 | * |
| 2463 | * Return Value: NULL |
| 2464 | */ |
| 2465 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 2466 | int nsDMA_tx_packet(struct vnt_private *pDevice, |
| 2467 | u32 uDMAIdx, struct sk_buff *skb) |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2468 | { |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 2469 | struct net_device_stats *pStats = &pDevice->stats; |
| 2470 | struct vnt_manager *pMgmt = &pDevice->vnt_mgmt; |
| 2471 | u32 BytesToWrite = 0, uHeaderLen = 0; |
| 2472 | u32 uNodeIndex = 0; |
| 2473 | u8 byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80}; |
| 2474 | u16 wAID; |
| 2475 | u8 byPktType; |
| 2476 | int bNeedEncryption = FALSE; |
| 2477 | PSKeyItem pTransmitKey = NULL; |
| 2478 | SKeyItem STempKey; |
| 2479 | int ii; |
| 2480 | int bTKIP_UseGTK = FALSE; |
| 2481 | int bNeedDeAuth = FALSE; |
| 2482 | u8 *pbyBSSID; |
| 2483 | int bNodeExist = FALSE; |
| 2484 | PUSB_SEND_CONTEXT pContext; |
| 2485 | BOOL fConvertedPacket; |
| 2486 | PTX_BUFFER pTX_Buffer; |
| 2487 | u32 status; |
| 2488 | u16 wKeepRate = pDevice->wCurrentRate; |
| 2489 | int bTxeapol_key = FALSE; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2490 | |
| 2491 | |
| 2492 | if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) { |
| 2493 | |
| 2494 | if (pDevice->uAssocCount == 0) { |
| 2495 | dev_kfree_skb_irq(skb); |
| 2496 | return 0; |
| 2497 | } |
| 2498 | |
Andres More | 4b50fb4 | 2010-06-22 21:57:42 -0300 | [diff] [blame] | 2499 | if (is_multicast_ether_addr((PBYTE)(skb->data))) { |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2500 | uNodeIndex = 0; |
| 2501 | bNodeExist = TRUE; |
| 2502 | if (pMgmt->sNodeDBTable[0].bPSEnable) { |
| 2503 | |
| 2504 | skb_queue_tail(&(pMgmt->sNodeDBTable[0].sTxPSQueue), skb); |
| 2505 | pMgmt->sNodeDBTable[0].wEnQueueCnt++; |
| 2506 | // set tx map |
| 2507 | pMgmt->abyPSTxMap[0] |= byMask[0]; |
| 2508 | return 0; |
| 2509 | } |
Masanari Iida | 9318469 | 2012-08-13 21:21:50 +0900 | [diff] [blame] | 2510 | // multicast/broadcast data rate |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2511 | |
| 2512 | if (pDevice->byBBType != BB_TYPE_11A) |
| 2513 | pDevice->wCurrentRate = RATE_2M; |
| 2514 | else |
| 2515 | pDevice->wCurrentRate = RATE_24M; |
| 2516 | // long preamble type |
| 2517 | pDevice->byPreambleType = PREAMBLE_SHORT; |
| 2518 | |
| 2519 | }else { |
| 2520 | |
| 2521 | if (BSSbIsSTAInNodeDB(pDevice, (PBYTE)(skb->data), &uNodeIndex)) { |
| 2522 | |
| 2523 | if (pMgmt->sNodeDBTable[uNodeIndex].bPSEnable) { |
| 2524 | |
| 2525 | skb_queue_tail(&pMgmt->sNodeDBTable[uNodeIndex].sTxPSQueue, skb); |
| 2526 | |
| 2527 | pMgmt->sNodeDBTable[uNodeIndex].wEnQueueCnt++; |
| 2528 | // set tx map |
| 2529 | wAID = pMgmt->sNodeDBTable[uNodeIndex].wAID; |
| 2530 | pMgmt->abyPSTxMap[wAID >> 3] |= byMask[wAID & 7]; |
| 2531 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Set:pMgmt->abyPSTxMap[%d]= %d\n", |
| 2532 | (wAID >> 3), pMgmt->abyPSTxMap[wAID >> 3]); |
| 2533 | |
| 2534 | return 0; |
| 2535 | } |
| 2536 | // AP rate decided from node |
| 2537 | pDevice->wCurrentRate = pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate; |
| 2538 | // tx preamble decided from node |
| 2539 | |
| 2540 | if (pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble) { |
| 2541 | pDevice->byPreambleType = pDevice->byShortPreamble; |
| 2542 | |
| 2543 | }else { |
| 2544 | pDevice->byPreambleType = PREAMBLE_LONG; |
| 2545 | } |
| 2546 | bNodeExist = TRUE; |
| 2547 | } |
| 2548 | } |
| 2549 | |
| 2550 | if (bNodeExist == FALSE) { |
| 2551 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Unknown STA not found in node DB \n"); |
| 2552 | dev_kfree_skb_irq(skb); |
| 2553 | return 0; |
| 2554 | } |
| 2555 | } |
| 2556 | |
| 2557 | pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); |
| 2558 | |
| 2559 | if (pContext == NULL) { |
| 2560 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG" pContext == NULL\n"); |
| 2561 | dev_kfree_skb_irq(skb); |
| 2562 | return STATUS_RESOURCES; |
| 2563 | } |
| 2564 | |
Charles Clément | 21ec51f | 2010-05-18 10:08:14 -0700 | [diff] [blame] | 2565 | memcpy(pDevice->sTxEthHeader.abyDstAddr, (PBYTE)(skb->data), ETH_HLEN); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2566 | |
| 2567 | //mike add:station mode check eapol-key challenge---> |
| 2568 | { |
| 2569 | BYTE Protocol_Version; //802.1x Authentication |
| 2570 | BYTE Packet_Type; //802.1x Authentication |
| 2571 | BYTE Descriptor_type; |
| 2572 | WORD Key_info; |
| 2573 | |
Charles Clément | 21ec51f | 2010-05-18 10:08:14 -0700 | [diff] [blame] | 2574 | Protocol_Version = skb->data[ETH_HLEN]; |
| 2575 | Packet_Type = skb->data[ETH_HLEN+1]; |
| 2576 | Descriptor_type = skb->data[ETH_HLEN+1+1+2]; |
| 2577 | Key_info = (skb->data[ETH_HLEN+1+1+2+1] << 8)|(skb->data[ETH_HLEN+1+1+2+2]); |
Malcolm Priestley | aa209ee | 2012-08-29 23:08:21 +0100 | [diff] [blame] | 2578 | if (pDevice->sTxEthHeader.wType == cpu_to_be16(ETH_P_PAE)) { |
| 2579 | /* 802.1x OR eapol-key challenge frame transfer */ |
| 2580 | if (((Protocol_Version == 1) || (Protocol_Version == 2)) && |
| 2581 | (Packet_Type == 3)) { |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2582 | bTxeapol_key = TRUE; |
| 2583 | if(!(Key_info & BIT3) && //WPA or RSN group-key challenge |
| 2584 | (Key_info & BIT8) && (Key_info & BIT9)) { //send 2/2 key |
| 2585 | if(Descriptor_type==254) { |
| 2586 | pDevice->fWPA_Authened = TRUE; |
| 2587 | PRINT_K("WPA "); |
| 2588 | } |
| 2589 | else { |
| 2590 | pDevice->fWPA_Authened = TRUE; |
| 2591 | PRINT_K("WPA2(re-keying) "); |
| 2592 | } |
| 2593 | PRINT_K("Authentication completed!!\n"); |
| 2594 | } |
Justin P. Mattock | a0a1f61 | 2012-08-26 08:16:43 -0700 | [diff] [blame] | 2595 | else if((Key_info & BIT3) && (Descriptor_type==2) && //RSN pairwise-key challenge |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2596 | (Key_info & BIT8) && (Key_info & BIT9)) { |
| 2597 | pDevice->fWPA_Authened = TRUE; |
| 2598 | PRINT_K("WPA2 Authentication completed!!\n"); |
| 2599 | } |
| 2600 | } |
| 2601 | } |
| 2602 | } |
| 2603 | //mike add:station mode check eapol-key challenge<--- |
| 2604 | |
| 2605 | if (pDevice->bEncryptionEnable == TRUE) { |
| 2606 | bNeedEncryption = TRUE; |
| 2607 | // get Transmit key |
| 2608 | do { |
| 2609 | if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && |
| 2610 | (pMgmt->eCurrState == WMAC_STATE_ASSOC)) { |
| 2611 | pbyBSSID = pDevice->abyBSSID; |
| 2612 | // get pairwise key |
| 2613 | if (KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, PAIRWISE_KEY, &pTransmitKey) == FALSE) { |
| 2614 | // get group key |
| 2615 | if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == TRUE) { |
| 2616 | bTKIP_UseGTK = TRUE; |
| 2617 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get GTK.\n"); |
| 2618 | break; |
| 2619 | } |
| 2620 | } else { |
| 2621 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get PTK.\n"); |
| 2622 | break; |
| 2623 | } |
| 2624 | }else if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) { |
| 2625 | |
| 2626 | pbyBSSID = pDevice->sTxEthHeader.abyDstAddr; //TO_DS = 0 and FROM_DS = 0 --> 802.11 MAC Address1 |
| 2627 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"IBSS Serach Key: \n"); |
| 2628 | for (ii = 0; ii< 6; ii++) |
| 2629 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"%x \n", *(pbyBSSID+ii)); |
| 2630 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"\n"); |
| 2631 | |
| 2632 | // get pairwise key |
| 2633 | if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, PAIRWISE_KEY, &pTransmitKey) == TRUE) |
| 2634 | break; |
| 2635 | } |
| 2636 | // get group key |
| 2637 | pbyBSSID = pDevice->abyBroadcastAddr; |
| 2638 | if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == FALSE) { |
| 2639 | pTransmitKey = NULL; |
| 2640 | if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) { |
| 2641 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"IBSS and KEY is NULL. [%d]\n", pMgmt->eCurrMode); |
| 2642 | } |
| 2643 | else |
| 2644 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"NOT IBSS and KEY is NULL. [%d]\n", pMgmt->eCurrMode); |
| 2645 | } else { |
| 2646 | bTKIP_UseGTK = TRUE; |
| 2647 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get GTK.\n"); |
| 2648 | } |
| 2649 | } while(FALSE); |
| 2650 | } |
| 2651 | |
| 2652 | if (pDevice->bEnableHostWEP) { |
| 2653 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"acdma0: STA index %d\n", uNodeIndex); |
| 2654 | if (pDevice->bEncryptionEnable == TRUE) { |
| 2655 | pTransmitKey = &STempKey; |
| 2656 | pTransmitKey->byCipherSuite = pMgmt->sNodeDBTable[uNodeIndex].byCipherSuite; |
| 2657 | pTransmitKey->dwKeyIndex = pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex; |
| 2658 | pTransmitKey->uKeyLength = pMgmt->sNodeDBTable[uNodeIndex].uWepKeyLength; |
| 2659 | pTransmitKey->dwTSC47_16 = pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16; |
| 2660 | pTransmitKey->wTSC15_0 = pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0; |
| 2661 | memcpy(pTransmitKey->abyKey, |
| 2662 | &pMgmt->sNodeDBTable[uNodeIndex].abyWepKey[0], |
| 2663 | pTransmitKey->uKeyLength |
| 2664 | ); |
| 2665 | } |
| 2666 | } |
| 2667 | |
| 2668 | byPktType = (BYTE)pDevice->byPacketType; |
| 2669 | |
| 2670 | if (pDevice->bFixRate) { |
| 2671 | if (pDevice->byBBType == BB_TYPE_11B) { |
| 2672 | if (pDevice->uConnectionRate >= RATE_11M) { |
| 2673 | pDevice->wCurrentRate = RATE_11M; |
| 2674 | } else { |
| 2675 | pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate; |
| 2676 | } |
| 2677 | } else { |
| 2678 | if ((pDevice->byBBType == BB_TYPE_11A) && |
| 2679 | (pDevice->uConnectionRate <= RATE_6M)) { |
| 2680 | pDevice->wCurrentRate = RATE_6M; |
| 2681 | } else { |
| 2682 | if (pDevice->uConnectionRate >= RATE_54M) |
| 2683 | pDevice->wCurrentRate = RATE_54M; |
| 2684 | else |
| 2685 | pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate; |
| 2686 | } |
| 2687 | } |
| 2688 | } |
| 2689 | else { |
| 2690 | if (pDevice->eOPMode == OP_MODE_ADHOC) { |
| 2691 | // Adhoc Tx rate decided from node DB |
Andres More | 22040bb | 2010-08-02 20:21:44 -0300 | [diff] [blame] | 2692 | if (is_multicast_ether_addr(pDevice->sTxEthHeader.abyDstAddr)) { |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2693 | // Multicast use highest data rate |
| 2694 | pDevice->wCurrentRate = pMgmt->sNodeDBTable[0].wTxDataRate; |
| 2695 | // preamble type |
| 2696 | pDevice->byPreambleType = pDevice->byShortPreamble; |
| 2697 | } |
| 2698 | else { |
| 2699 | if(BSSbIsSTAInNodeDB(pDevice, &(pDevice->sTxEthHeader.abyDstAddr[0]), &uNodeIndex)) { |
| 2700 | pDevice->wCurrentRate = pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate; |
| 2701 | if (pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble) { |
| 2702 | pDevice->byPreambleType = pDevice->byShortPreamble; |
| 2703 | |
| 2704 | } |
| 2705 | else { |
| 2706 | pDevice->byPreambleType = PREAMBLE_LONG; |
| 2707 | } |
| 2708 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Found Node Index is [%d] Tx Data Rate:[%d]\n",uNodeIndex, pDevice->wCurrentRate); |
| 2709 | } |
| 2710 | else { |
| 2711 | if (pDevice->byBBType != BB_TYPE_11A) |
| 2712 | pDevice->wCurrentRate = RATE_2M; |
| 2713 | else |
| 2714 | pDevice->wCurrentRate = RATE_24M; // refer to vMgrCreateOwnIBSS()'s |
| 2715 | // abyCurrExtSuppRates[] |
| 2716 | pDevice->byPreambleType = PREAMBLE_SHORT; |
| 2717 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Not Found Node use highest basic Rate.....\n"); |
| 2718 | } |
| 2719 | } |
| 2720 | } |
| 2721 | if (pDevice->eOPMode == OP_MODE_INFRASTRUCTURE) { |
| 2722 | // Infra STA rate decided from AP Node, index = 0 |
| 2723 | pDevice->wCurrentRate = pMgmt->sNodeDBTable[0].wTxDataRate; |
| 2724 | } |
| 2725 | } |
| 2726 | |
Malcolm Priestley | aa209ee | 2012-08-29 23:08:21 +0100 | [diff] [blame] | 2727 | if (pDevice->sTxEthHeader.wType == cpu_to_be16(ETH_P_PAE)) { |
| 2728 | if (pDevice->byBBType != BB_TYPE_11A) { |
| 2729 | pDevice->wCurrentRate = RATE_1M; |
| 2730 | pDevice->byACKRate = RATE_1M; |
| 2731 | pDevice->byTopCCKBasicRate = RATE_1M; |
| 2732 | pDevice->byTopOFDMBasicRate = RATE_6M; |
| 2733 | } else { |
| 2734 | pDevice->wCurrentRate = RATE_6M; |
| 2735 | pDevice->byACKRate = RATE_6M; |
| 2736 | pDevice->byTopCCKBasicRate = RATE_1M; |
| 2737 | pDevice->byTopOFDMBasicRate = RATE_6M; |
| 2738 | } |
| 2739 | } |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2740 | |
Andres More | 0cbd8d9 | 2010-05-06 20:34:29 -0300 | [diff] [blame] | 2741 | DBG_PRT(MSG_LEVEL_DEBUG, |
| 2742 | KERN_INFO "dma_tx: pDevice->wCurrentRate = %d\n", |
| 2743 | pDevice->wCurrentRate); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2744 | |
| 2745 | if (wKeepRate != pDevice->wCurrentRate) { |
Andres More | 0cbd8d9 | 2010-05-06 20:34:29 -0300 | [diff] [blame] | 2746 | bScheduleCommand((void *) pDevice, WLAN_CMD_SETPOWER, NULL); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2747 | } |
| 2748 | |
| 2749 | if (pDevice->wCurrentRate <= RATE_11M) { |
| 2750 | byPktType = PK_TYPE_11B; |
| 2751 | } |
| 2752 | |
| 2753 | if (bNeedEncryption == TRUE) { |
| 2754 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ntohs Pkt Type=%04x\n", ntohs(pDevice->sTxEthHeader.wType)); |
Malcolm Priestley | aa209ee | 2012-08-29 23:08:21 +0100 | [diff] [blame] | 2755 | if ((pDevice->sTxEthHeader.wType) == cpu_to_be16(ETH_P_PAE)) { |
Andres More | 203e461 | 2010-08-04 19:12:34 -0300 | [diff] [blame] | 2756 | bNeedEncryption = FALSE; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2757 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Pkt Type=%04x\n", (pDevice->sTxEthHeader.wType)); |
| 2758 | if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && (pMgmt->eCurrState == WMAC_STATE_ASSOC)) { |
| 2759 | if (pTransmitKey == NULL) { |
| 2760 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Don't Find TX KEY\n"); |
| 2761 | } |
| 2762 | else { |
| 2763 | if (bTKIP_UseGTK == TRUE) { |
| 2764 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"error: KEY is GTK!!~~\n"); |
| 2765 | } |
| 2766 | else { |
Malcolm Priestley | b4dc03a | 2012-11-11 15:45:52 +0000 | [diff] [blame] | 2767 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Find PTK [%X]\n", |
| 2768 | pTransmitKey->dwKeyIndex); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2769 | bNeedEncryption = TRUE; |
| 2770 | } |
| 2771 | } |
| 2772 | } |
| 2773 | |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2774 | if (pDevice->bEnableHostWEP) { |
| 2775 | if ((uNodeIndex != 0) && |
| 2776 | (pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex & PAIRWISE_KEY)) { |
Malcolm Priestley | b4dc03a | 2012-11-11 15:45:52 +0000 | [diff] [blame] | 2777 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Find PTK [%X]\n", |
| 2778 | pTransmitKey->dwKeyIndex); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2779 | bNeedEncryption = TRUE; |
| 2780 | } |
| 2781 | } |
| 2782 | } |
| 2783 | else { |
| 2784 | |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2785 | if (pTransmitKey == NULL) { |
| 2786 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"return no tx key\n"); |
Malcolm Priestley | d77fb7f | 2012-11-04 22:41:33 +0000 | [diff] [blame] | 2787 | pContext->bBoolInUse = FALSE; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2788 | dev_kfree_skb_irq(skb); |
| 2789 | pStats->tx_dropped++; |
| 2790 | return STATUS_FAILURE; |
| 2791 | } |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2792 | } |
| 2793 | } |
| 2794 | |
| 2795 | fConvertedPacket = s_bPacketToWirelessUsb(pDevice, byPktType, |
| 2796 | (PBYTE)(&pContext->Data[0]), bNeedEncryption, |
| 2797 | skb->len, uDMAIdx, &pDevice->sTxEthHeader, |
| 2798 | (PBYTE)skb->data, pTransmitKey, uNodeIndex, |
| 2799 | pDevice->wCurrentRate, |
| 2800 | &uHeaderLen, &BytesToWrite |
| 2801 | ); |
| 2802 | |
| 2803 | if (fConvertedPacket == FALSE) { |
| 2804 | pContext->bBoolInUse = FALSE; |
| 2805 | dev_kfree_skb_irq(skb); |
| 2806 | return STATUS_FAILURE; |
| 2807 | } |
| 2808 | |
| 2809 | if ( pDevice->bEnablePSMode == TRUE ) { |
| 2810 | if ( !pDevice->bPSModeTxBurst ) { |
Andres More | 0cbd8d9 | 2010-05-06 20:34:29 -0300 | [diff] [blame] | 2811 | bScheduleCommand((void *) pDevice, |
| 2812 | WLAN_CMD_MAC_DISPOWERSAVING, |
| 2813 | NULL); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2814 | pDevice->bPSModeTxBurst = TRUE; |
| 2815 | } |
| 2816 | } |
| 2817 | |
| 2818 | pTX_Buffer = (PTX_BUFFER)&(pContext->Data[0]); |
| 2819 | pTX_Buffer->byPKTNO = (BYTE) (((pDevice->wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F)); |
| 2820 | pTX_Buffer->wTxByteCount = (WORD)BytesToWrite; |
| 2821 | |
| 2822 | pContext->pPacket = skb; |
| 2823 | pContext->Type = CONTEXT_DATA_PACKET; |
| 2824 | pContext->uBufLen = (WORD)BytesToWrite + 4 ; //USB header |
| 2825 | |
| 2826 | s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pContext->sEthHeader.abyDstAddr[0]),(WORD) (BytesToWrite-uHeaderLen),pTX_Buffer->wFIFOCtl); |
| 2827 | |
| 2828 | status = PIPEnsSendBulkOut(pDevice,pContext); |
| 2829 | |
| 2830 | if (bNeedDeAuth == TRUE) { |
| 2831 | WORD wReason = WLAN_MGMT_REASON_MIC_FAILURE; |
| 2832 | |
Andres More | 0cbd8d9 | 2010-05-06 20:34:29 -0300 | [diff] [blame] | 2833 | bScheduleCommand((void *) pDevice, WLAN_CMD_DEAUTH, (PBYTE) &wReason); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2834 | } |
| 2835 | |
| 2836 | if(status!=STATUS_PENDING) { |
| 2837 | pContext->bBoolInUse = FALSE; |
| 2838 | dev_kfree_skb_irq(skb); |
| 2839 | return STATUS_FAILURE; |
| 2840 | } |
| 2841 | else |
| 2842 | return 0; |
| 2843 | |
| 2844 | } |
| 2845 | |
| 2846 | |
| 2847 | |
| 2848 | /* |
| 2849 | * Description: |
| 2850 | * Relay packet send (AC1DMA) from rx dpc. |
| 2851 | * |
| 2852 | * Parameters: |
| 2853 | * In: |
| 2854 | * pDevice - Pointer to the adapter |
| 2855 | * pPacket - Pointer to rx packet |
| 2856 | * cbPacketSize - rx ethernet frame size |
| 2857 | * Out: |
| 2858 | * TURE, FALSE |
| 2859 | * |
| 2860 | * Return Value: Return TRUE if packet is copy to dma1; otherwise FALSE |
| 2861 | */ |
| 2862 | |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 2863 | int bRelayPacketSend(struct vnt_private *pDevice, u8 *pbySkbData, u32 uDataLen, |
| 2864 | u32 uNodeIndex) |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2865 | { |
Malcolm Priestley | d56131d | 2013-01-17 23:15:22 +0000 | [diff] [blame^] | 2866 | struct vnt_manager *pMgmt = &pDevice->vnt_mgmt; |
| 2867 | u32 BytesToWrite = 0, uHeaderLen = 0; |
| 2868 | u8 byPktType = PK_TYPE_11B; |
| 2869 | int bNeedEncryption = FALSE; |
| 2870 | SKeyItem STempKey; |
| 2871 | PSKeyItem pTransmitKey = NULL; |
| 2872 | u8 *pbyBSSID; |
| 2873 | PUSB_SEND_CONTEXT pContext; |
| 2874 | u8 byPktTyp; |
| 2875 | int fConvertedPacket; |
| 2876 | PTX_BUFFER pTX_Buffer; |
| 2877 | u32 status; |
| 2878 | u16 wKeepRate = pDevice->wCurrentRate; |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2879 | |
| 2880 | |
| 2881 | |
| 2882 | pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); |
| 2883 | |
| 2884 | if (NULL == pContext) { |
| 2885 | return FALSE; |
| 2886 | } |
| 2887 | |
Charles Clément | 21ec51f | 2010-05-18 10:08:14 -0700 | [diff] [blame] | 2888 | memcpy(pDevice->sTxEthHeader.abyDstAddr, (PBYTE)pbySkbData, ETH_HLEN); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2889 | |
| 2890 | if (pDevice->bEncryptionEnable == TRUE) { |
| 2891 | bNeedEncryption = TRUE; |
| 2892 | // get group key |
| 2893 | pbyBSSID = pDevice->abyBroadcastAddr; |
| 2894 | if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == FALSE) { |
| 2895 | pTransmitKey = NULL; |
| 2896 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"KEY is NULL. [%d]\n", pMgmt->eCurrMode); |
| 2897 | } else { |
| 2898 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get GTK.\n"); |
| 2899 | } |
| 2900 | } |
| 2901 | |
| 2902 | if (pDevice->bEnableHostWEP) { |
Roel Kluin | ee93e19 | 2009-10-16 20:17:57 +0200 | [diff] [blame] | 2903 | if (uNodeIndex < MAX_NODE_NUM + 1) { |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2904 | pTransmitKey = &STempKey; |
| 2905 | pTransmitKey->byCipherSuite = pMgmt->sNodeDBTable[uNodeIndex].byCipherSuite; |
| 2906 | pTransmitKey->dwKeyIndex = pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex; |
| 2907 | pTransmitKey->uKeyLength = pMgmt->sNodeDBTable[uNodeIndex].uWepKeyLength; |
| 2908 | pTransmitKey->dwTSC47_16 = pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16; |
| 2909 | pTransmitKey->wTSC15_0 = pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0; |
| 2910 | memcpy(pTransmitKey->abyKey, |
| 2911 | &pMgmt->sNodeDBTable[uNodeIndex].abyWepKey[0], |
| 2912 | pTransmitKey->uKeyLength |
| 2913 | ); |
| 2914 | } |
| 2915 | } |
| 2916 | |
| 2917 | if ( bNeedEncryption && (pTransmitKey == NULL) ) { |
| 2918 | pContext->bBoolInUse = FALSE; |
| 2919 | return FALSE; |
| 2920 | } |
| 2921 | |
| 2922 | byPktTyp = (BYTE)pDevice->byPacketType; |
| 2923 | |
| 2924 | if (pDevice->bFixRate) { |
| 2925 | if (pDevice->byBBType == BB_TYPE_11B) { |
| 2926 | if (pDevice->uConnectionRate >= RATE_11M) { |
| 2927 | pDevice->wCurrentRate = RATE_11M; |
| 2928 | } else { |
| 2929 | pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate; |
| 2930 | } |
| 2931 | } else { |
| 2932 | if ((pDevice->byBBType == BB_TYPE_11A) && |
| 2933 | (pDevice->uConnectionRate <= RATE_6M)) { |
| 2934 | pDevice->wCurrentRate = RATE_6M; |
| 2935 | } else { |
| 2936 | if (pDevice->uConnectionRate >= RATE_54M) |
| 2937 | pDevice->wCurrentRate = RATE_54M; |
| 2938 | else |
| 2939 | pDevice->wCurrentRate = (WORD)pDevice->uConnectionRate; |
| 2940 | } |
| 2941 | } |
| 2942 | } |
| 2943 | else { |
| 2944 | pDevice->wCurrentRate = pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate; |
| 2945 | } |
| 2946 | |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2947 | if (wKeepRate != pDevice->wCurrentRate) { |
Andres More | 0cbd8d9 | 2010-05-06 20:34:29 -0300 | [diff] [blame] | 2948 | bScheduleCommand((void *) pDevice, WLAN_CMD_SETPOWER, NULL); |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2949 | } |
| 2950 | |
| 2951 | if (pDevice->wCurrentRate <= RATE_11M) |
| 2952 | byPktType = PK_TYPE_11B; |
| 2953 | |
Andres More | abad19d | 2010-07-12 16:28:32 -0300 | [diff] [blame] | 2954 | BytesToWrite = uDataLen + ETH_FCS_LEN; |
| 2955 | |
Forest Bond | 92b9679 | 2009-06-13 07:38:31 -0400 | [diff] [blame] | 2956 | // Convert the packet to an usb frame and copy into our buffer |
| 2957 | // and send the irp. |
| 2958 | |
| 2959 | fConvertedPacket = s_bPacketToWirelessUsb(pDevice, byPktType, |
| 2960 | (PBYTE)(&pContext->Data[0]), bNeedEncryption, |
| 2961 | uDataLen, TYPE_AC0DMA, &pDevice->sTxEthHeader, |
| 2962 | pbySkbData, pTransmitKey, uNodeIndex, |
| 2963 | pDevice->wCurrentRate, |
| 2964 | &uHeaderLen, &BytesToWrite |
| 2965 | ); |
| 2966 | |
| 2967 | if (fConvertedPacket == FALSE) { |
| 2968 | pContext->bBoolInUse = FALSE; |
| 2969 | return FALSE; |
| 2970 | } |
| 2971 | |
| 2972 | pTX_Buffer = (PTX_BUFFER)&(pContext->Data[0]); |
| 2973 | pTX_Buffer->byPKTNO = (BYTE) (((pDevice->wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F)); |
| 2974 | pTX_Buffer->wTxByteCount = (WORD)BytesToWrite; |
| 2975 | |
| 2976 | pContext->pPacket = NULL; |
| 2977 | pContext->Type = CONTEXT_DATA_PACKET; |
| 2978 | pContext->uBufLen = (WORD)BytesToWrite + 4 ; //USB header |
| 2979 | |
| 2980 | s_vSaveTxPktInfo(pDevice, (BYTE) (pTX_Buffer->byPKTNO & 0x0F), &(pContext->sEthHeader.abyDstAddr[0]),(WORD) (BytesToWrite-uHeaderLen),pTX_Buffer->wFIFOCtl); |
| 2981 | |
| 2982 | status = PIPEnsSendBulkOut(pDevice,pContext); |
| 2983 | |
| 2984 | return TRUE; |
| 2985 | } |
| 2986 | |