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5449c685 FB |
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: | |
f77f13e2 | 28 | * s_vGenerateTxParameter - Generate tx dma required parameter. |
5449c685 | 29 | * vGenerateMACHeader - Translate 802.3 to 802.11 header |
7664ec86 | 30 | * cbGetFragCount - Calculate fragment number count |
5449c685 FB |
31 | * csBeacon_xmit - beacon tx function |
32 | * csMgmt_xmit - management tx function | |
33 | * s_cbFillTxBufHead - fulfill tx dma buffer header | |
34 | * s_uGetDataDuration - get tx data required duration | |
35 | * s_uFillDataHead- fulfill tx data duration header | |
f77f13e2 | 36 | * s_uGetRTSCTSDuration- get rtx/cts required duration |
5449c685 FB |
37 | * s_uGetRTSCTSRsvTime- get rts/cts reserved time |
38 | * s_uGetTxRsvTime- get frame reserved time | |
39 | * s_vFillCTSHead- fulfill CTS ctl header | |
f77f13e2 | 40 | * s_vFillFragParameter- Set fragment ctl parameter. |
5449c685 FB |
41 | * s_vFillRTSHead- fulfill RTS ctl header |
42 | * s_vFillTxKey- fulfill tx encrypt key | |
43 | * s_vSWencryption- Software encrypt header | |
44 | * vDMA0_tx_80211- tx 802.11 frame via dma0 | |
45 | * vGenerateFIFOHeader- Generate tx FIFO ctl header | |
46 | * | |
47 | * Revision History: | |
48 | * | |
49 | */ | |
50 | ||
5449c685 | 51 | #include "device.h" |
5449c685 | 52 | #include "rxtx.h" |
5449c685 | 53 | #include "tether.h" |
5449c685 | 54 | #include "card.h" |
5449c685 | 55 | #include "bssdb.h" |
5449c685 | 56 | #include "mac.h" |
5449c685 | 57 | #include "baseband.h" |
5449c685 | 58 | #include "michael.h" |
5449c685 | 59 | #include "tkip.h" |
5449c685 | 60 | #include "tcrc.h" |
5449c685 | 61 | #include "wctl.h" |
5449c685 | 62 | #include "wroute.h" |
5449c685 | 63 | #include "hostap.h" |
5449c685 | 64 | #include "rf.h" |
5449c685 FB |
65 | |
66 | /*--------------------- Static Definitions -------------------------*/ | |
67 | ||
68 | /*--------------------- Static Classes ----------------------------*/ | |
69 | ||
70 | /*--------------------- Static Variables --------------------------*/ | |
5449c685 | 71 | |
5449c685 FB |
72 | /*--------------------- Static Functions --------------------------*/ |
73 | ||
74 | /*--------------------- Static Definitions -------------------------*/ | |
75 | #define CRITICAL_PACKET_LEN 256 // if packet size < 256 -> in-direct send | |
76 | // packet size >= 256 -> direct send | |
77 | ||
83e771fc | 78 | static const unsigned short wTimeStampOff[2][MAX_RATE] = { |
547f1cff JP |
79 | {384, 288, 226, 209, 54, 43, 37, 31, 28, 25, 24, 23}, // Long Preamble |
80 | {384, 192, 130, 113, 54, 43, 37, 31, 28, 25, 24, 23}, // Short Preamble | |
81 | }; | |
5449c685 | 82 | |
83e771fc | 83 | static const unsigned short wFB_Opt0[2][5] = { |
547f1cff JP |
84 | {RATE_12M, RATE_18M, RATE_24M, RATE_36M, RATE_48M}, // fallback_rate0 |
85 | {RATE_12M, RATE_12M, RATE_18M, RATE_24M, RATE_36M}, // fallback_rate1 | |
86 | }; | |
83e771fc | 87 | static const unsigned short wFB_Opt1[2][5] = { |
547f1cff JP |
88 | {RATE_12M, RATE_18M, RATE_24M, RATE_24M, RATE_36M}, // fallback_rate0 |
89 | {RATE_6M , RATE_6M, RATE_12M, RATE_12M, RATE_18M}, // fallback_rate1 | |
90 | }; | |
5449c685 | 91 | |
5449c685 FB |
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 | ||
5449c685 | 109 | static |
6b35b7b3 | 110 | void |
5449c685 | 111 | s_vFillTxKey( |
cf76dc4b | 112 | struct vnt_private *pDevice, |
547f1cff JP |
113 | unsigned char *pbyBuf, |
114 | unsigned char *pbyIVHead, | |
115 | PSKeyItem pTransmitKey, | |
116 | unsigned char *pbyHdrBuf, | |
117 | unsigned short wPayloadLen, | |
118 | unsigned char *pMICHDR | |
119 | ); | |
5449c685 | 120 | |
5449c685 | 121 | static |
6b35b7b3 | 122 | void |
5449c685 | 123 | s_vFillRTSHead( |
cf76dc4b | 124 | struct vnt_private *pDevice, |
547f1cff JP |
125 | unsigned char byPktType, |
126 | void *pvRTS, | |
127 | unsigned int cbFrameLength, | |
128 | bool bNeedAck, | |
129 | bool bDisCRC, | |
130 | PSEthernetHeader psEthHeader, | |
131 | unsigned short wCurrentRate, | |
132 | unsigned char byFBOption | |
133 | ); | |
5449c685 FB |
134 | |
135 | static | |
6b35b7b3 | 136 | void |
5449c685 | 137 | s_vGenerateTxParameter( |
cf76dc4b | 138 | struct vnt_private *pDevice, |
547f1cff JP |
139 | unsigned char byPktType, |
140 | void *pTxBufHead, | |
141 | void *pvRrvTime, | |
142 | void *pvRTS, | |
143 | void *pvCTS, | |
144 | unsigned int cbFrameSize, | |
145 | bool bNeedACK, | |
146 | unsigned int uDMAIdx, | |
147 | PSEthernetHeader psEthHeader, | |
148 | unsigned short wCurrentRate | |
149 | ); | |
5449c685 | 150 | |
5449c685 | 151 | static void s_vFillFragParameter( |
cf76dc4b | 152 | struct vnt_private *pDevice, |
547f1cff JP |
153 | unsigned char *pbyBuffer, |
154 | unsigned int uTxType, | |
155 | void *pvtdCurr, | |
156 | unsigned short wFragType, | |
157 | unsigned int cbReqCount | |
158 | ); | |
5449c685 | 159 | |
fe4f34bd | 160 | static unsigned int |
cf76dc4b MP |
161 | s_cbFillTxBufHead(struct vnt_private *pDevice, unsigned char byPktType, |
162 | unsigned char *pbyTxBufferAddr, unsigned int cbFrameBodySize, | |
163 | unsigned int uDMAIdx, PSTxDesc pHeadTD, | |
164 | PSEthernetHeader psEthHeader, unsigned char *pPacket, | |
165 | bool bNeedEncrypt, PSKeyItem pTransmitKey, | |
166 | unsigned int uNodeIndex, unsigned int *puMACfragNum); | |
5449c685 | 167 | |
5449c685 | 168 | static |
b6e95cd5 | 169 | unsigned int |
547f1cff | 170 | s_uFillDataHead( |
cf76dc4b | 171 | struct vnt_private *pDevice, |
547f1cff JP |
172 | unsigned char byPktType, |
173 | void *pTxDataHead, | |
174 | unsigned int cbFrameLength, | |
175 | unsigned int uDMAIdx, | |
176 | bool bNeedAck, | |
177 | unsigned int uFragIdx, | |
178 | unsigned int cbLastFragmentSize, | |
179 | unsigned int uMACfragNum, | |
180 | unsigned char byFBOption, | |
181 | unsigned short wCurrentRate | |
182 | ); | |
5449c685 | 183 | |
5449c685 FB |
184 | /*--------------------- Export Variables --------------------------*/ |
185 | ||
5449c685 | 186 | static |
6b35b7b3 | 187 | void |
547f1cff | 188 | s_vFillTxKey( |
cf76dc4b | 189 | struct vnt_private *pDevice, |
547f1cff JP |
190 | unsigned char *pbyBuf, |
191 | unsigned char *pbyIVHead, | |
192 | PSKeyItem pTransmitKey, | |
193 | unsigned char *pbyHdrBuf, | |
194 | unsigned short wPayloadLen, | |
195 | unsigned char *pMICHDR | |
196 | ) | |
5449c685 | 197 | { |
11a72e5e | 198 | struct vnt_mic_hdr *mic_hdr = (struct vnt_mic_hdr *)pMICHDR; |
547f1cff JP |
199 | unsigned long *pdwIV = (unsigned long *)pbyIVHead; |
200 | unsigned long *pdwExtIV = (unsigned long *)((unsigned char *)pbyIVHead+4); | |
547f1cff JP |
201 | PS802_11Header pMACHeader = (PS802_11Header)pbyHdrBuf; |
202 | unsigned long dwRevIVCounter; | |
203 | unsigned char byKeyIndex = 0; | |
204 | ||
547f1cff JP |
205 | //Fill TXKEY |
206 | if (pTransmitKey == NULL) | |
207 | return; | |
208 | ||
209 | dwRevIVCounter = cpu_to_le32(pDevice->dwIVCounter); | |
210 | *pdwIV = pDevice->dwIVCounter; | |
211 | byKeyIndex = pTransmitKey->dwKeyIndex & 0xf; | |
212 | ||
213 | if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { | |
214 | if (pTransmitKey->uKeyLength == WLAN_WEP232_KEYLEN) { | |
215 | memcpy(pDevice->abyPRNG, (unsigned char *)&(dwRevIVCounter), 3); | |
216 | memcpy(pDevice->abyPRNG+3, pTransmitKey->abyKey, pTransmitKey->uKeyLength); | |
217 | } else { | |
218 | memcpy(pbyBuf, (unsigned char *)&(dwRevIVCounter), 3); | |
219 | memcpy(pbyBuf+3, pTransmitKey->abyKey, pTransmitKey->uKeyLength); | |
220 | if (pTransmitKey->uKeyLength == WLAN_WEP40_KEYLEN) { | |
221 | memcpy(pbyBuf+8, (unsigned char *)&(dwRevIVCounter), 3); | |
222 | memcpy(pbyBuf+11, pTransmitKey->abyKey, pTransmitKey->uKeyLength); | |
223 | } | |
224 | memcpy(pDevice->abyPRNG, pbyBuf, 16); | |
225 | } | |
226 | // Append IV after Mac Header | |
227 | *pdwIV &= WEP_IV_MASK;//00000000 11111111 11111111 11111111 | |
228 | *pdwIV |= (unsigned long)byKeyIndex << 30; | |
229 | *pdwIV = cpu_to_le32(*pdwIV); | |
230 | pDevice->dwIVCounter++; | |
bc5cf656 | 231 | if (pDevice->dwIVCounter > WEP_IV_MASK) |
547f1cff | 232 | pDevice->dwIVCounter = 0; |
bc5cf656 | 233 | |
547f1cff JP |
234 | } else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { |
235 | pTransmitKey->wTSC15_0++; | |
bc5cf656 | 236 | if (pTransmitKey->wTSC15_0 == 0) |
547f1cff | 237 | pTransmitKey->dwTSC47_16++; |
bc5cf656 | 238 | |
547f1cff JP |
239 | TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr, |
240 | pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG); | |
241 | memcpy(pbyBuf, pDevice->abyPRNG, 16); | |
242 | // Make IV | |
243 | memcpy(pdwIV, pDevice->abyPRNG, 3); | |
244 | ||
245 | *(pbyIVHead+3) = (unsigned char)(((byKeyIndex << 6) & 0xc0) | 0x20); // 0x20 is ExtIV | |
246 | // Append IV&ExtIV after Mac Header | |
247 | *pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16); | |
48caf5a0 | 248 | pr_debug("vFillTxKey()---- pdwExtIV: %lx\n", *pdwExtIV); |
547f1cff JP |
249 | |
250 | } else if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) { | |
251 | pTransmitKey->wTSC15_0++; | |
bc5cf656 | 252 | if (pTransmitKey->wTSC15_0 == 0) |
547f1cff | 253 | pTransmitKey->dwTSC47_16++; |
bc5cf656 | 254 | |
547f1cff JP |
255 | memcpy(pbyBuf, pTransmitKey->abyKey, 16); |
256 | ||
257 | // Make IV | |
258 | *pdwIV = 0; | |
259 | *(pbyIVHead+3) = (unsigned char)(((byKeyIndex << 6) & 0xc0) | 0x20); // 0x20 is ExtIV | |
260 | *pdwIV |= cpu_to_le16((unsigned short)(pTransmitKey->wTSC15_0)); | |
261 | //Append IV&ExtIV after Mac Header | |
262 | *pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16); | |
263 | ||
11a72e5e MP |
264 | /* MICHDR0 */ |
265 | mic_hdr->id = 0x59; | |
266 | mic_hdr->tx_priority = 0; | |
267 | memcpy(mic_hdr->mic_addr2, pMACHeader->abyAddr2, ETH_ALEN); | |
268 | ||
269 | /* ccmp pn big endian order */ | |
270 | mic_hdr->ccmp_pn[0] = (u8)(pTransmitKey->dwTSC47_16 >> 24); | |
271 | mic_hdr->ccmp_pn[1] = (u8)(pTransmitKey->dwTSC47_16 >> 16); | |
272 | mic_hdr->ccmp_pn[2] = (u8)(pTransmitKey->dwTSC47_16 >> 8); | |
273 | mic_hdr->ccmp_pn[3] = (u8)pTransmitKey->dwTSC47_16; | |
274 | mic_hdr->ccmp_pn[4] = (u8)(pTransmitKey->wTSC15_0 >> 8); | |
275 | mic_hdr->ccmp_pn[5] = (u8)pTransmitKey->wTSC15_0; | |
276 | ||
277 | /* MICHDR1 */ | |
278 | mic_hdr->payload_len = cpu_to_be16(wPayloadLen); | |
279 | ||
bc5cf656 | 280 | if (pDevice->bLongHeader) |
11a72e5e | 281 | mic_hdr->hlen = cpu_to_be16(28); |
bc5cf656 | 282 | else |
11a72e5e | 283 | mic_hdr->hlen = cpu_to_be16(22); |
bc5cf656 | 284 | |
11a72e5e MP |
285 | memcpy(mic_hdr->addr1, pMACHeader->abyAddr1, ETH_ALEN); |
286 | memcpy(mic_hdr->addr2, pMACHeader->abyAddr2, ETH_ALEN); | |
287 | ||
288 | /* MICHDR2 */ | |
289 | memcpy(mic_hdr->addr3, pMACHeader->abyAddr3, ETH_ALEN); | |
290 | mic_hdr->frame_control = | |
291 | cpu_to_le16(pMACHeader->wFrameCtl & 0xc78f); | |
292 | mic_hdr->seq_ctrl = cpu_to_le16(pMACHeader->wSeqCtl & 0xf); | |
293 | ||
294 | if (pDevice->bLongHeader) | |
295 | memcpy(mic_hdr->addr4, pMACHeader->abyAddr4, ETH_ALEN); | |
547f1cff | 296 | } |
5449c685 FB |
297 | } |
298 | ||
5449c685 | 299 | static |
6b35b7b3 | 300 | void |
547f1cff | 301 | s_vSWencryption( |
cf76dc4b | 302 | struct vnt_private *pDevice, |
547f1cff JP |
303 | PSKeyItem pTransmitKey, |
304 | unsigned char *pbyPayloadHead, | |
305 | unsigned short wPayloadSize | |
306 | ) | |
5449c685 | 307 | { |
547f1cff JP |
308 | unsigned int cbICVlen = 4; |
309 | unsigned long dwICV = 0xFFFFFFFFL; | |
310 | unsigned long *pdwICV; | |
311 | ||
312 | if (pTransmitKey == NULL) | |
313 | return; | |
314 | ||
315 | if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { | |
316 | //======================================================================= | |
317 | // Append ICV after payload | |
318 | dwICV = CRCdwGetCrc32Ex(pbyPayloadHead, wPayloadSize, dwICV);//ICV(Payload) | |
319 | pdwICV = (unsigned long *)(pbyPayloadHead + wPayloadSize); | |
320 | // finally, we must invert dwCRC to get the correct answer | |
321 | *pdwICV = cpu_to_le32(~dwICV); | |
322 | // RC4 encryption | |
323 | rc4_init(&pDevice->SBox, pDevice->abyPRNG, pTransmitKey->uKeyLength + 3); | |
324 | rc4_encrypt(&pDevice->SBox, pbyPayloadHead, pbyPayloadHead, wPayloadSize+cbICVlen); | |
325 | //======================================================================= | |
326 | } else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { | |
327 | //======================================================================= | |
328 | //Append ICV after payload | |
329 | dwICV = CRCdwGetCrc32Ex(pbyPayloadHead, wPayloadSize, dwICV);//ICV(Payload) | |
330 | pdwICV = (unsigned long *)(pbyPayloadHead + wPayloadSize); | |
331 | // finally, we must invert dwCRC to get the correct answer | |
332 | *pdwICV = cpu_to_le32(~dwICV); | |
333 | // RC4 encryption | |
334 | rc4_init(&pDevice->SBox, pDevice->abyPRNG, TKIP_KEY_LEN); | |
335 | rc4_encrypt(&pDevice->SBox, pbyPayloadHead, pbyPayloadHead, wPayloadSize+cbICVlen); | |
336 | //======================================================================= | |
337 | } | |
5449c685 FB |
338 | } |
339 | ||
d6b95c06 MP |
340 | static __le16 vnt_time_stamp_off(struct vnt_private *priv, u16 rate) |
341 | { | |
342 | return cpu_to_le16(wTimeStampOff[priv->byPreambleType % 2] | |
343 | [rate % MAX_RATE]); | |
344 | } | |
345 | ||
7e809a9b | 346 | /*byPktType : PK_TYPE_11A 0 |
547f1cff JP |
347 | PK_TYPE_11B 1 |
348 | PK_TYPE_11GB 2 | |
349 | PK_TYPE_11GA 3 | |
5449c685 FB |
350 | */ |
351 | static | |
b6e95cd5 | 352 | unsigned int |
547f1cff | 353 | s_uGetTxRsvTime( |
cf76dc4b | 354 | struct vnt_private *pDevice, |
547f1cff JP |
355 | unsigned char byPktType, |
356 | unsigned int cbFrameLength, | |
357 | unsigned short wRate, | |
358 | bool bNeedAck | |
359 | ) | |
5449c685 | 360 | { |
547f1cff | 361 | unsigned int uDataTime, uAckTime; |
5449c685 | 362 | |
547f1cff | 363 | uDataTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, cbFrameLength, wRate); |
bc5cf656 | 364 | if (byPktType == PK_TYPE_11B) //llb,CCK mode |
547f1cff | 365 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, (unsigned short)pDevice->byTopCCKBasicRate); |
bc5cf656 | 366 | else //11g 2.4G OFDM mode & 11a 5G OFDM mode |
547f1cff | 367 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, (unsigned short)pDevice->byTopOFDMBasicRate); |
547f1cff | 368 | |
bc5cf656 | 369 | if (bNeedAck) |
a4ef27ad | 370 | return uDataTime + pDevice->uSIFS + uAckTime; |
bc5cf656 | 371 | else |
547f1cff | 372 | return uDataTime; |
5449c685 FB |
373 | } |
374 | ||
e7a3481b MP |
375 | static __le16 vnt_rxtx_rsvtime_le16(struct vnt_private *priv, u8 pkt_type, |
376 | u32 frame_length, u16 rate, bool need_ack) | |
377 | { | |
378 | return cpu_to_le16((u16)s_uGetTxRsvTime(priv, pkt_type, | |
379 | frame_length, rate, need_ack)); | |
380 | } | |
381 | ||
5449c685 FB |
382 | //byFreqType: 0=>5GHZ 1=>2.4GHZ |
383 | static | |
853532d3 | 384 | __le16 |
547f1cff | 385 | s_uGetRTSCTSRsvTime( |
cf76dc4b | 386 | struct vnt_private *pDevice, |
547f1cff JP |
387 | unsigned char byRTSRsvType, |
388 | unsigned char byPktType, | |
389 | unsigned int cbFrameLength, | |
390 | unsigned short wCurrentRate | |
391 | ) | |
5449c685 | 392 | { |
547f1cff JP |
393 | unsigned int uRrvTime , uRTSTime, uCTSTime, uAckTime, uDataTime; |
394 | ||
395 | uRrvTime = uRTSTime = uCTSTime = uAckTime = uDataTime = 0; | |
396 | ||
547f1cff JP |
397 | uDataTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, cbFrameLength, wCurrentRate); |
398 | if (byRTSRsvType == 0) { //RTSTxRrvTime_bb | |
399 | uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopCCKBasicRate); | |
400 | uCTSTime = uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); | |
5e0cc8a2 | 401 | } else if (byRTSRsvType == 1) { //RTSTxRrvTime_ba, only in 2.4GHZ |
547f1cff JP |
402 | uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopCCKBasicRate); |
403 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); | |
404 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); | |
5e0cc8a2 | 405 | } else if (byRTSRsvType == 2) { //RTSTxRrvTime_aa |
547f1cff JP |
406 | uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopOFDMBasicRate); |
407 | uCTSTime = uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); | |
5e0cc8a2 | 408 | } else if (byRTSRsvType == 3) { //CTSTxRrvTime_ba, only in 2.4GHZ |
547f1cff JP |
409 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); |
410 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); | |
411 | uRrvTime = uCTSTime + uAckTime + uDataTime + 2*pDevice->uSIFS; | |
853532d3 | 412 | return cpu_to_le16((u16)uRrvTime); |
547f1cff JP |
413 | } |
414 | ||
415 | //RTSRrvTime | |
416 | uRrvTime = uRTSTime + uCTSTime + uAckTime + uDataTime + 3*pDevice->uSIFS; | |
853532d3 | 417 | return cpu_to_le16((u16)uRrvTime); |
5449c685 FB |
418 | } |
419 | ||
420 | //byFreqType 0: 5GHz, 1:2.4Ghz | |
421 | static | |
b6e95cd5 | 422 | unsigned int |
547f1cff | 423 | s_uGetDataDuration( |
cf76dc4b | 424 | struct vnt_private *pDevice, |
547f1cff JP |
425 | unsigned char byDurType, |
426 | unsigned int cbFrameLength, | |
427 | unsigned char byPktType, | |
428 | unsigned short wRate, | |
429 | bool bNeedAck, | |
430 | unsigned int uFragIdx, | |
431 | unsigned int cbLastFragmentSize, | |
432 | unsigned int uMACfragNum, | |
433 | unsigned char byFBOption | |
434 | ) | |
5449c685 | 435 | { |
547f1cff JP |
436 | bool bLastFrag = 0; |
437 | unsigned int uAckTime = 0, uNextPktTime = 0; | |
438 | ||
bc5cf656 | 439 | if (uFragIdx == (uMACfragNum-1)) |
547f1cff | 440 | bLastFrag = 1; |
547f1cff | 441 | |
547f1cff | 442 | switch (byDurType) { |
547f1cff | 443 | case DATADUR_B: //DATADUR_B |
649520bb | 444 | if (((uMACfragNum == 1)) || bLastFrag) {//Non Frag or Last Frag |
547f1cff JP |
445 | if (bNeedAck) { |
446 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); | |
a4ef27ad | 447 | return pDevice->uSIFS + uAckTime; |
547f1cff JP |
448 | } else { |
449 | return 0; | |
450 | } | |
5e0cc8a2 | 451 | } else {//First Frag or Mid Frag |
bc5cf656 | 452 | if (uFragIdx == (uMACfragNum-2)) |
547f1cff | 453 | uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wRate, bNeedAck); |
bc5cf656 | 454 | else |
547f1cff | 455 | uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); |
bc5cf656 | 456 | |
547f1cff JP |
457 | if (bNeedAck) { |
458 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); | |
a4ef27ad | 459 | return pDevice->uSIFS + uAckTime + uNextPktTime; |
547f1cff | 460 | } else { |
a4ef27ad | 461 | return pDevice->uSIFS + uNextPktTime; |
547f1cff JP |
462 | } |
463 | } | |
464 | break; | |
465 | ||
466 | case DATADUR_A: //DATADUR_A | |
649520bb | 467 | if (((uMACfragNum == 1)) || bLastFrag) {//Non Frag or Last Frag |
547f1cff JP |
468 | if (bNeedAck) { |
469 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); | |
a4ef27ad | 470 | return pDevice->uSIFS + uAckTime; |
547f1cff JP |
471 | } else { |
472 | return 0; | |
473 | } | |
5e0cc8a2 | 474 | } else {//First Frag or Mid Frag |
bc5cf656 | 475 | if (uFragIdx == (uMACfragNum-2)) |
547f1cff | 476 | uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wRate, bNeedAck); |
bc5cf656 | 477 | else |
547f1cff | 478 | uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); |
bc5cf656 | 479 | |
547f1cff JP |
480 | if (bNeedAck) { |
481 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); | |
a4ef27ad | 482 | return pDevice->uSIFS + uAckTime + uNextPktTime; |
547f1cff | 483 | } else { |
a4ef27ad | 484 | return pDevice->uSIFS + uNextPktTime; |
547f1cff JP |
485 | } |
486 | } | |
487 | break; | |
488 | ||
489 | case DATADUR_A_F0: //DATADUR_A_F0 | |
649520bb | 490 | if (((uMACfragNum == 1)) || bLastFrag) {//Non Frag or Last Frag |
547f1cff JP |
491 | if (bNeedAck) { |
492 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); | |
a4ef27ad | 493 | return pDevice->uSIFS + uAckTime; |
547f1cff JP |
494 | } else { |
495 | return 0; | |
496 | } | |
5e0cc8a2 | 497 | } else { //First Frag or Mid Frag |
547f1cff JP |
498 | if (byFBOption == AUTO_FB_0) { |
499 | if (wRate < RATE_18M) | |
500 | wRate = RATE_18M; | |
501 | else if (wRate > RATE_54M) | |
502 | wRate = RATE_54M; | |
503 | ||
bc5cf656 | 504 | if (uFragIdx == (uMACfragNum-2)) |
547f1cff | 505 | uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); |
bc5cf656 | 506 | else |
547f1cff | 507 | uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); |
bc5cf656 | 508 | |
547f1cff JP |
509 | } else { // (byFBOption == AUTO_FB_1) |
510 | if (wRate < RATE_18M) | |
511 | wRate = RATE_18M; | |
512 | else if (wRate > RATE_54M) | |
513 | wRate = RATE_54M; | |
514 | ||
bc5cf656 | 515 | if (uFragIdx == (uMACfragNum-2)) |
547f1cff | 516 | uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); |
bc5cf656 | 517 | else |
547f1cff | 518 | uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); |
bc5cf656 | 519 | |
547f1cff JP |
520 | } |
521 | ||
522 | if (bNeedAck) { | |
523 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); | |
a4ef27ad | 524 | return pDevice->uSIFS + uAckTime + uNextPktTime; |
547f1cff | 525 | } else { |
a4ef27ad | 526 | return pDevice->uSIFS + uNextPktTime; |
547f1cff JP |
527 | } |
528 | } | |
529 | break; | |
530 | ||
531 | case DATADUR_A_F1: //DATADUR_A_F1 | |
649520bb | 532 | if (((uMACfragNum == 1)) || bLastFrag) {//Non Frag or Last Frag |
547f1cff JP |
533 | if (bNeedAck) { |
534 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); | |
a4ef27ad | 535 | return pDevice->uSIFS + uAckTime; |
547f1cff JP |
536 | } else { |
537 | return 0; | |
538 | } | |
5e0cc8a2 | 539 | } else { //First Frag or Mid Frag |
547f1cff JP |
540 | if (byFBOption == AUTO_FB_0) { |
541 | if (wRate < RATE_18M) | |
542 | wRate = RATE_18M; | |
543 | else if (wRate > RATE_54M) | |
544 | wRate = RATE_54M; | |
545 | ||
bc5cf656 | 546 | if (uFragIdx == (uMACfragNum-2)) |
547f1cff | 547 | uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); |
bc5cf656 | 548 | else |
547f1cff | 549 | uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); |
547f1cff JP |
550 | |
551 | } else { // (byFBOption == AUTO_FB_1) | |
552 | if (wRate < RATE_18M) | |
553 | wRate = RATE_18M; | |
554 | else if (wRate > RATE_54M) | |
555 | wRate = RATE_54M; | |
556 | ||
bc5cf656 | 557 | if (uFragIdx == (uMACfragNum-2)) |
547f1cff | 558 | uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); |
bc5cf656 | 559 | else |
547f1cff | 560 | uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); |
547f1cff JP |
561 | } |
562 | if (bNeedAck) { | |
563 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); | |
a4ef27ad | 564 | return pDevice->uSIFS + uAckTime + uNextPktTime; |
547f1cff | 565 | } else { |
a4ef27ad | 566 | return pDevice->uSIFS + uNextPktTime; |
547f1cff JP |
567 | } |
568 | } | |
569 | break; | |
570 | ||
571 | default: | |
572 | break; | |
573 | } | |
5449c685 | 574 | |
5a5a2a6a | 575 | ASSERT(false); |
5449c685 FB |
576 | return 0; |
577 | } | |
578 | ||
5449c685 FB |
579 | //byFreqType: 0=>5GHZ 1=>2.4GHZ |
580 | static | |
b6e95cd5 | 581 | unsigned int |
547f1cff | 582 | s_uGetRTSCTSDuration( |
cf76dc4b | 583 | struct vnt_private *pDevice, |
547f1cff JP |
584 | unsigned char byDurType, |
585 | unsigned int cbFrameLength, | |
586 | unsigned char byPktType, | |
587 | unsigned short wRate, | |
588 | bool bNeedAck, | |
589 | unsigned char byFBOption | |
590 | ) | |
5449c685 | 591 | { |
547f1cff JP |
592 | unsigned int uCTSTime = 0, uDurTime = 0; |
593 | ||
547f1cff | 594 | switch (byDurType) { |
547f1cff JP |
595 | case RTSDUR_BB: //RTSDuration_bb |
596 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); | |
597 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); | |
598 | break; | |
599 | ||
600 | case RTSDUR_BA: //RTSDuration_ba | |
601 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); | |
602 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); | |
603 | break; | |
604 | ||
605 | case RTSDUR_AA: //RTSDuration_aa | |
606 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); | |
607 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); | |
608 | break; | |
609 | ||
610 | case CTSDUR_BA: //CTSDuration_ba | |
611 | uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); | |
612 | break; | |
613 | ||
614 | case RTSDUR_BA_F0: //RTSDuration_ba_f0 | |
615 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); | |
bc5cf656 | 616 | if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <= RATE_54M)) |
547f1cff | 617 | uDurTime = uCTSTime + 2 * pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); |
bc5cf656 | 618 | else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <= RATE_54M)) |
547f1cff | 619 | uDurTime = uCTSTime + 2 * pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); |
bc5cf656 | 620 | |
547f1cff JP |
621 | break; |
622 | ||
623 | case RTSDUR_AA_F0: //RTSDuration_aa_f0 | |
624 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); | |
bc5cf656 | 625 | if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <= RATE_54M)) |
547f1cff | 626 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); |
bc5cf656 | 627 | else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <= RATE_54M)) |
547f1cff | 628 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); |
bc5cf656 | 629 | |
547f1cff JP |
630 | break; |
631 | ||
632 | case RTSDUR_BA_F1: //RTSDuration_ba_f1 | |
633 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); | |
bc5cf656 | 634 | if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <= RATE_54M)) |
547f1cff | 635 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); |
bc5cf656 | 636 | else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <= RATE_54M)) |
547f1cff | 637 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); |
bc5cf656 | 638 | |
547f1cff JP |
639 | break; |
640 | ||
641 | case RTSDUR_AA_F1: //RTSDuration_aa_f1 | |
642 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); | |
bc5cf656 | 643 | if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <= RATE_54M)) |
547f1cff | 644 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); |
bc5cf656 | 645 | else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <= RATE_54M)) |
547f1cff | 646 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); |
bc5cf656 | 647 | |
547f1cff JP |
648 | break; |
649 | ||
650 | case CTSDUR_BA_F0: //CTSDuration_ba_f0 | |
bc5cf656 | 651 | if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <= RATE_54M)) |
547f1cff | 652 | uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); |
bc5cf656 | 653 | else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <= RATE_54M)) |
547f1cff | 654 | uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); |
bc5cf656 | 655 | |
547f1cff JP |
656 | break; |
657 | ||
658 | case CTSDUR_BA_F1: //CTSDuration_ba_f1 | |
bc5cf656 | 659 | if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <= RATE_54M)) |
547f1cff | 660 | uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); |
bc5cf656 | 661 | else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <= RATE_54M)) |
547f1cff | 662 | uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); |
bc5cf656 | 663 | |
547f1cff JP |
664 | break; |
665 | ||
666 | default: | |
667 | break; | |
668 | } | |
669 | ||
670 | return uDurTime; | |
5449c685 FB |
671 | } |
672 | ||
5449c685 | 673 | static |
b6e95cd5 | 674 | unsigned int |
547f1cff | 675 | s_uFillDataHead( |
cf76dc4b | 676 | struct vnt_private *pDevice, |
547f1cff JP |
677 | unsigned char byPktType, |
678 | void *pTxDataHead, | |
679 | unsigned int cbFrameLength, | |
680 | unsigned int uDMAIdx, | |
681 | bool bNeedAck, | |
682 | unsigned int uFragIdx, | |
683 | unsigned int cbLastFragmentSize, | |
684 | unsigned int uMACfragNum, | |
685 | unsigned char byFBOption, | |
686 | unsigned short wCurrentRate | |
687 | ) | |
5449c685 | 688 | { |
547f1cff | 689 | |
bc5cf656 | 690 | if (pTxDataHead == NULL) |
547f1cff | 691 | return 0; |
bc5cf656 | 692 | |
547f1cff JP |
693 | |
694 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { | |
695 | if (byFBOption == AUTO_FB_NONE) { | |
72edb7ed | 696 | struct vnt_tx_datahead_g *buf = pTxDataHead; |
429a2474 MP |
697 | /* Get SignalField, ServiceField & Length */ |
698 | vnt_get_phy_field(pDevice, cbFrameLength, wCurrentRate, | |
72edb7ed | 699 | byPktType, &buf->a); |
429a2474 MP |
700 | |
701 | vnt_get_phy_field(pDevice, cbFrameLength, | |
702 | pDevice->byTopCCKBasicRate, | |
72edb7ed MP |
703 | PK_TYPE_11B, &buf->b); |
704 | ||
705 | /* Get Duration and TimeStamp */ | |
706 | buf->duration_a = cpu_to_le16((u16)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, | |
707 | byPktType, wCurrentRate, bNeedAck, uFragIdx, | |
708 | cbLastFragmentSize, uMACfragNum, | |
709 | byFBOption)); | |
710 | buf->duration_b = cpu_to_le16((u16)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength, | |
711 | PK_TYPE_11B, pDevice->byTopCCKBasicRate, | |
712 | bNeedAck, uFragIdx, cbLastFragmentSize, | |
713 | uMACfragNum, byFBOption)); | |
714 | ||
715 | buf->time_stamp_off_a = vnt_time_stamp_off(pDevice, wCurrentRate); | |
716 | buf->time_stamp_off_b = vnt_time_stamp_off(pDevice, pDevice->byTopCCKBasicRate); | |
717 | ||
718 | return buf->duration_a; | |
547f1cff JP |
719 | } else { |
720 | // Auto Fallback | |
721 | PSTxDataHead_g_FB pBuf = (PSTxDataHead_g_FB)pTxDataHead; | |
429a2474 MP |
722 | /* Get SignalField, ServiceField & Length */ |
723 | vnt_get_phy_field(pDevice, cbFrameLength, wCurrentRate, | |
724 | byPktType, &pBuf->a); | |
725 | ||
726 | vnt_get_phy_field(pDevice, cbFrameLength, | |
727 | pDevice->byTopCCKBasicRate, | |
728 | PK_TYPE_11B, &pBuf->b); | |
547f1cff JP |
729 | //Get Duration and TimeStamp |
730 | pBuf->wDuration_a = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType, | |
731 | wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption)); //1: 2.4GHz | |
732 | pBuf->wDuration_b = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength, PK_TYPE_11B, | |
733 | pDevice->byTopCCKBasicRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption)); //1: 2.4GHz | |
734 | pBuf->wDuration_a_f0 = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A_F0, cbFrameLength, byPktType, | |
735 | wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption)); //1: 2.4GHz | |
736 | pBuf->wDuration_a_f1 = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A_F1, cbFrameLength, byPktType, | |
737 | wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption)); //1: 2.4GHz | |
738 | ||
d6b95c06 MP |
739 | pBuf->wTimeStampOff_a = vnt_time_stamp_off(pDevice, wCurrentRate); |
740 | pBuf->wTimeStampOff_b = vnt_time_stamp_off(pDevice, pDevice->byTopCCKBasicRate); | |
547f1cff | 741 | |
a4ef27ad | 742 | return pBuf->wDuration_a; |
547f1cff | 743 | } //if (byFBOption == AUTO_FB_NONE) |
5e0cc8a2 | 744 | } else if (byPktType == PK_TYPE_11A) { |
547f1cff JP |
745 | if ((byFBOption != AUTO_FB_NONE)) { |
746 | // Auto Fallback | |
747 | PSTxDataHead_a_FB pBuf = (PSTxDataHead_a_FB)pTxDataHead; | |
429a2474 MP |
748 | /* Get SignalField, ServiceField & Length */ |
749 | vnt_get_phy_field(pDevice, cbFrameLength, wCurrentRate, | |
750 | byPktType, &pBuf->a); | |
751 | ||
547f1cff JP |
752 | //Get Duration and TimeStampOff |
753 | ||
754 | pBuf->wDuration = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType, | |
755 | wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption)); //0: 5GHz | |
756 | pBuf->wDuration_f0 = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A_F0, cbFrameLength, byPktType, | |
757 | wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption)); //0: 5GHz | |
758 | pBuf->wDuration_f1 = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A_F1, cbFrameLength, byPktType, | |
759 | wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption)); //0: 5GHz | |
d6b95c06 | 760 | pBuf->wTimeStampOff = vnt_time_stamp_off(pDevice, wCurrentRate); |
a4ef27ad | 761 | return pBuf->wDuration; |
547f1cff JP |
762 | } else { |
763 | PSTxDataHead_ab pBuf = (PSTxDataHead_ab)pTxDataHead; | |
429a2474 MP |
764 | /* Get SignalField, ServiceField & Length */ |
765 | vnt_get_phy_field(pDevice, cbFrameLength, wCurrentRate, | |
766 | byPktType, &pBuf->ab); | |
547f1cff JP |
767 | //Get Duration and TimeStampOff |
768 | ||
769 | pBuf->wDuration = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType, | |
770 | wCurrentRate, bNeedAck, uFragIdx, | |
771 | cbLastFragmentSize, uMACfragNum, | |
772 | byFBOption)); | |
773 | ||
d6b95c06 | 774 | pBuf->wTimeStampOff = vnt_time_stamp_off(pDevice, wCurrentRate); |
a4ef27ad | 775 | return pBuf->wDuration; |
547f1cff | 776 | } |
5e0cc8a2 | 777 | } else { |
547f1cff | 778 | PSTxDataHead_ab pBuf = (PSTxDataHead_ab)pTxDataHead; |
429a2474 MP |
779 | /* Get SignalField, ServiceField & Length */ |
780 | vnt_get_phy_field(pDevice, cbFrameLength, wCurrentRate, | |
781 | byPktType, &pBuf->ab); | |
547f1cff JP |
782 | //Get Duration and TimeStampOff |
783 | pBuf->wDuration = cpu_to_le16((unsigned short)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength, byPktType, | |
784 | wCurrentRate, bNeedAck, uFragIdx, | |
785 | cbLastFragmentSize, uMACfragNum, | |
786 | byFBOption)); | |
d6b95c06 | 787 | pBuf->wTimeStampOff = vnt_time_stamp_off(pDevice, wCurrentRate); |
a4ef27ad | 788 | return pBuf->wDuration; |
547f1cff JP |
789 | } |
790 | return 0; | |
5449c685 FB |
791 | } |
792 | ||
5449c685 | 793 | static |
6b35b7b3 | 794 | void |
547f1cff | 795 | s_vFillRTSHead( |
cf76dc4b | 796 | struct vnt_private *pDevice, |
547f1cff JP |
797 | unsigned char byPktType, |
798 | void *pvRTS, | |
799 | unsigned int cbFrameLength, | |
800 | bool bNeedAck, | |
801 | bool bDisCRC, | |
802 | PSEthernetHeader psEthHeader, | |
803 | unsigned short wCurrentRate, | |
804 | unsigned char byFBOption | |
805 | ) | |
5449c685 | 806 | { |
547f1cff | 807 | unsigned int uRTSFrameLen = 20; |
547f1cff JP |
808 | |
809 | if (pvRTS == NULL) | |
810 | return; | |
811 | ||
812 | if (bDisCRC) { | |
813 | // When CRCDIS bit is on, H/W forgot to generate FCS for RTS frame, | |
814 | // in this case we need to decrease its length by 4. | |
815 | uRTSFrameLen -= 4; | |
816 | } | |
817 | ||
818 | // Note: So far RTSHead dosen't appear in ATIM & Beacom DMA, so we don't need to take them into account. | |
819 | // Otherwise, we need to modify codes for them. | |
820 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { | |
821 | if (byFBOption == AUTO_FB_NONE) { | |
822 | PSRTS_g pBuf = (PSRTS_g)pvRTS; | |
429a2474 MP |
823 | /* Get SignalField, ServiceField & Length */ |
824 | vnt_get_phy_field(pDevice, uRTSFrameLen, | |
825 | pDevice->byTopCCKBasicRate, | |
826 | PK_TYPE_11B, &pBuf->b); | |
827 | ||
828 | vnt_get_phy_field(pDevice, uRTSFrameLen, | |
829 | pDevice->byTopOFDMBasicRate, | |
830 | byPktType, &pBuf->a); | |
547f1cff JP |
831 | //Get Duration |
832 | pBuf->wDuration_bb = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_BB, cbFrameLength, PK_TYPE_11B, pDevice->byTopCCKBasicRate, bNeedAck, byFBOption)); //0:RTSDuration_bb, 1:2.4G, 1:CCKData | |
833 | pBuf->wDuration_aa = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //2:RTSDuration_aa, 1:2.4G, 2,3: 2.4G OFDMData | |
834 | pBuf->wDuration_ba = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //1:RTSDuration_ba, 1:2.4G, 2,3:2.4G OFDM Data | |
835 | ||
836 | pBuf->Data.wDurationID = pBuf->wDuration_aa; | |
837 | //Get RTS Frame body | |
838 | pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 | |
839 | if ((pDevice->eOPMode == OP_MODE_ADHOC) || | |
840 | (pDevice->eOPMode == OP_MODE_AP)) { | |
841 | memcpy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), ETH_ALEN); | |
5e0cc8a2 | 842 | } else { |
547f1cff JP |
843 | memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN); |
844 | } | |
bc5cf656 | 845 | if (pDevice->eOPMode == OP_MODE_AP) |
547f1cff | 846 | memcpy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN); |
bc5cf656 | 847 | else |
547f1cff | 848 | memcpy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), ETH_ALEN); |
bc5cf656 | 849 | |
5e0cc8a2 | 850 | } else { |
547f1cff | 851 | PSRTS_g_FB pBuf = (PSRTS_g_FB)pvRTS; |
429a2474 MP |
852 | /* Get SignalField, ServiceField & Length */ |
853 | vnt_get_phy_field(pDevice, uRTSFrameLen, | |
854 | pDevice->byTopCCKBasicRate, | |
855 | PK_TYPE_11B, &pBuf->b); | |
856 | ||
857 | vnt_get_phy_field(pDevice, uRTSFrameLen, | |
858 | pDevice->byTopOFDMBasicRate, | |
859 | byPktType, &pBuf->a); | |
547f1cff JP |
860 | //Get Duration |
861 | pBuf->wDuration_bb = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_BB, cbFrameLength, PK_TYPE_11B, pDevice->byTopCCKBasicRate, bNeedAck, byFBOption)); //0:RTSDuration_bb, 1:2.4G, 1:CCKData | |
862 | pBuf->wDuration_aa = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //2:RTSDuration_aa, 1:2.4G, 2,3:2.4G OFDMData | |
863 | pBuf->wDuration_ba = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //1:RTSDuration_ba, 1:2.4G, 2,3:2.4G OFDMData | |
864 | pBuf->wRTSDuration_ba_f0 = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //4:wRTSDuration_ba_f0, 1:2.4G, 1:CCKData | |
865 | pBuf->wRTSDuration_aa_f0 = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //5:wRTSDuration_aa_f0, 1:2.4G, 1:CCKData | |
866 | pBuf->wRTSDuration_ba_f1 = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA_F1, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //6:wRTSDuration_ba_f1, 1:2.4G, 1:CCKData | |
867 | pBuf->wRTSDuration_aa_f1 = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F1, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //7:wRTSDuration_aa_f1, 1:2.4G, 1:CCKData | |
868 | pBuf->Data.wDurationID = pBuf->wDuration_aa; | |
869 | //Get RTS Frame body | |
870 | pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 | |
871 | ||
872 | if ((pDevice->eOPMode == OP_MODE_ADHOC) || | |
873 | (pDevice->eOPMode == OP_MODE_AP)) { | |
874 | memcpy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), ETH_ALEN); | |
5e0cc8a2 | 875 | } else { |
547f1cff JP |
876 | memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN); |
877 | } | |
878 | ||
bc5cf656 | 879 | if (pDevice->eOPMode == OP_MODE_AP) |
547f1cff | 880 | memcpy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN); |
bc5cf656 | 881 | else |
547f1cff | 882 | memcpy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), ETH_ALEN); |
547f1cff JP |
883 | |
884 | } // if (byFBOption == AUTO_FB_NONE) | |
5e0cc8a2 | 885 | } else if (byPktType == PK_TYPE_11A) { |
547f1cff JP |
886 | if (byFBOption == AUTO_FB_NONE) { |
887 | PSRTS_ab pBuf = (PSRTS_ab)pvRTS; | |
429a2474 MP |
888 | /* Get SignalField, ServiceField & Length */ |
889 | vnt_get_phy_field(pDevice, uRTSFrameLen, | |
890 | pDevice->byTopOFDMBasicRate, | |
891 | byPktType, &pBuf->ab); | |
547f1cff JP |
892 | //Get Duration |
893 | pBuf->wDuration = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_aa, 0:5G, 0: 5G OFDMData | |
894 | pBuf->Data.wDurationID = pBuf->wDuration; | |
895 | //Get RTS Frame body | |
896 | pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 | |
897 | ||
898 | if ((pDevice->eOPMode == OP_MODE_ADHOC) || | |
899 | (pDevice->eOPMode == OP_MODE_AP)) { | |
900 | memcpy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), ETH_ALEN); | |
5e0cc8a2 | 901 | } else { |
547f1cff JP |
902 | memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN); |
903 | } | |
904 | ||
bc5cf656 | 905 | if (pDevice->eOPMode == OP_MODE_AP) |
547f1cff | 906 | memcpy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN); |
bc5cf656 | 907 | else |
547f1cff | 908 | memcpy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), ETH_ALEN); |
547f1cff | 909 | |
5e0cc8a2 | 910 | } else { |
547f1cff | 911 | PSRTS_a_FB pBuf = (PSRTS_a_FB)pvRTS; |
429a2474 MP |
912 | /* Get SignalField, ServiceField & Length */ |
913 | vnt_get_phy_field(pDevice, uRTSFrameLen, | |
914 | pDevice->byTopOFDMBasicRate, | |
915 | byPktType, &pBuf->a); | |
547f1cff JP |
916 | //Get Duration |
917 | pBuf->wDuration = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_aa, 0:5G, 0: 5G OFDMData | |
918 | pBuf->wRTSDuration_f0 = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //5:RTSDuration_aa_f0, 0:5G, 0: 5G OFDMData | |
919 | pBuf->wRTSDuration_f1 = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F1, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //7:RTSDuration_aa_f1, 0:5G, 0: | |
920 | pBuf->Data.wDurationID = pBuf->wDuration; | |
921 | //Get RTS Frame body | |
922 | pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 | |
923 | ||
924 | if ((pDevice->eOPMode == OP_MODE_ADHOC) || | |
925 | (pDevice->eOPMode == OP_MODE_AP)) { | |
926 | memcpy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), ETH_ALEN); | |
5e0cc8a2 | 927 | } else { |
547f1cff JP |
928 | memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN); |
929 | } | |
bc5cf656 | 930 | if (pDevice->eOPMode == OP_MODE_AP) |
547f1cff | 931 | memcpy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN); |
bc5cf656 | 932 | else |
547f1cff | 933 | memcpy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), ETH_ALEN); |
547f1cff | 934 | } |
5e0cc8a2 | 935 | } else if (byPktType == PK_TYPE_11B) { |
547f1cff | 936 | PSRTS_ab pBuf = (PSRTS_ab)pvRTS; |
429a2474 MP |
937 | /* Get SignalField, ServiceField & Length */ |
938 | vnt_get_phy_field(pDevice, uRTSFrameLen, | |
939 | pDevice->byTopCCKBasicRate, | |
940 | PK_TYPE_11B, &pBuf->ab); | |
547f1cff JP |
941 | //Get Duration |
942 | pBuf->wDuration = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, RTSDUR_BB, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_bb, 1:2.4G, 1:CCKData | |
943 | pBuf->Data.wDurationID = pBuf->wDuration; | |
944 | //Get RTS Frame body | |
945 | pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 | |
946 | ||
547f1cff JP |
947 | if ((pDevice->eOPMode == OP_MODE_ADHOC) || |
948 | (pDevice->eOPMode == OP_MODE_AP)) { | |
949 | memcpy(&(pBuf->Data.abyRA[0]), &(psEthHeader->abyDstAddr[0]), ETH_ALEN); | |
5e0cc8a2 | 950 | } else { |
547f1cff JP |
951 | memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN); |
952 | } | |
953 | ||
bc5cf656 | 954 | if (pDevice->eOPMode == OP_MODE_AP) |
547f1cff | 955 | memcpy(&(pBuf->Data.abyTA[0]), &(pDevice->abyBSSID[0]), ETH_ALEN); |
bc5cf656 | 956 | else |
547f1cff | 957 | memcpy(&(pBuf->Data.abyTA[0]), &(psEthHeader->abySrcAddr[0]), ETH_ALEN); |
547f1cff | 958 | } |
5449c685 FB |
959 | } |
960 | ||
961 | static | |
6b35b7b3 | 962 | void |
547f1cff | 963 | s_vFillCTSHead( |
cf76dc4b | 964 | struct vnt_private *pDevice, |
547f1cff JP |
965 | unsigned int uDMAIdx, |
966 | unsigned char byPktType, | |
967 | void *pvCTS, | |
968 | unsigned int cbFrameLength, | |
969 | bool bNeedAck, | |
970 | bool bDisCRC, | |
971 | unsigned short wCurrentRate, | |
972 | unsigned char byFBOption | |
973 | ) | |
5449c685 | 974 | { |
547f1cff | 975 | unsigned int uCTSFrameLen = 14; |
547f1cff | 976 | |
bc5cf656 | 977 | if (pvCTS == NULL) |
547f1cff | 978 | return; |
547f1cff JP |
979 | |
980 | if (bDisCRC) { | |
981 | // When CRCDIS bit is on, H/W forgot to generate FCS for CTS frame, | |
982 | // in this case we need to decrease its length by 4. | |
983 | uCTSFrameLen -= 4; | |
984 | } | |
985 | ||
986 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { | |
987 | if (byFBOption != AUTO_FB_NONE && uDMAIdx != TYPE_ATIMDMA && uDMAIdx != TYPE_BEACONDMA) { | |
988 | // Auto Fall back | |
989 | PSCTS_FB pBuf = (PSCTS_FB)pvCTS; | |
429a2474 MP |
990 | /* Get SignalField, ServiceField & Length */ |
991 | vnt_get_phy_field(pDevice, uCTSFrameLen, | |
992 | pDevice->byTopCCKBasicRate, | |
993 | PK_TYPE_11B, &pBuf->b); | |
547f1cff JP |
994 | |
995 | pBuf->wDuration_ba = (unsigned short)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption); //3:CTSDuration_ba, 1:2.4G, 2,3:2.4G OFDM Data | |
996 | pBuf->wDuration_ba += pDevice->wCTSDuration; | |
997 | pBuf->wDuration_ba = cpu_to_le16(pBuf->wDuration_ba); | |
998 | //Get CTSDuration_ba_f0 | |
999 | pBuf->wCTSDuration_ba_f0 = (unsigned short)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption); //8:CTSDuration_ba_f0, 1:2.4G, 2,3:2.4G OFDM Data | |
1000 | pBuf->wCTSDuration_ba_f0 += pDevice->wCTSDuration; | |
1001 | pBuf->wCTSDuration_ba_f0 = cpu_to_le16(pBuf->wCTSDuration_ba_f0); | |
1002 | //Get CTSDuration_ba_f1 | |
1003 | pBuf->wCTSDuration_ba_f1 = (unsigned short)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA_F1, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption); //9:CTSDuration_ba_f1, 1:2.4G, 2,3:2.4G OFDM Data | |
1004 | pBuf->wCTSDuration_ba_f1 += pDevice->wCTSDuration; | |
1005 | pBuf->wCTSDuration_ba_f1 = cpu_to_le16(pBuf->wCTSDuration_ba_f1); | |
1006 | //Get CTS Frame body | |
1007 | pBuf->Data.wDurationID = pBuf->wDuration_ba; | |
1008 | pBuf->Data.wFrameControl = TYPE_CTL_CTS;//0x00C4 | |
1009 | pBuf->Data.wReserved = 0x0000; | |
1010 | memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyCurrentNetAddr[0]), ETH_ALEN); | |
1011 | ||
1012 | } else { //if (byFBOption != AUTO_FB_NONE && uDMAIdx != TYPE_ATIMDMA && uDMAIdx != TYPE_BEACONDMA) | |
1013 | PSCTS pBuf = (PSCTS)pvCTS; | |
429a2474 MP |
1014 | /* Get SignalField, ServiceField & Length */ |
1015 | vnt_get_phy_field(pDevice, uCTSFrameLen, | |
1016 | pDevice->byTopCCKBasicRate, | |
1017 | PK_TYPE_11B, &pBuf->b); | |
1018 | ||
547f1cff JP |
1019 | //Get CTSDuration_ba |
1020 | pBuf->wDuration_ba = cpu_to_le16((unsigned short)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //3:CTSDuration_ba, 1:2.4G, 2,3:2.4G OFDM Data | |
1021 | pBuf->wDuration_ba += pDevice->wCTSDuration; | |
1022 | pBuf->wDuration_ba = cpu_to_le16(pBuf->wDuration_ba); | |
1023 | ||
1024 | //Get CTS Frame body | |
1025 | pBuf->Data.wDurationID = pBuf->wDuration_ba; | |
1026 | pBuf->Data.wFrameControl = TYPE_CTL_CTS;//0x00C4 | |
1027 | pBuf->Data.wReserved = 0x0000; | |
1028 | memcpy(&(pBuf->Data.abyRA[0]), &(pDevice->abyCurrentNetAddr[0]), ETH_ALEN); | |
1029 | } | |
1030 | } | |
5449c685 FB |
1031 | } |
1032 | ||
5449c685 FB |
1033 | /*+ |
1034 | * | |
1035 | * Description: | |
1036 | * Generate FIFO control for MAC & Baseband controller | |
1037 | * | |
1038 | * Parameters: | |
1039 | * In: | |
f77f13e2 | 1040 | * pDevice - Pointer to adapter |
5449c685 FB |
1041 | * pTxDataHead - Transmit Data Buffer |
1042 | * pTxBufHead - pTxBufHead | |
1043 | * pvRrvTime - pvRrvTime | |
1044 | * pvRTS - RTS Buffer | |
1045 | * pCTS - CTS Buffer | |
1046 | * cbFrameSize - Transmit Data Length (Hdr+Payload+FCS) | |
1047 | * bNeedACK - If need ACK | |
1048 | * uDescIdx - Desc Index | |
1049 | * Out: | |
1050 | * none | |
1051 | * | |
1052 | * Return Value: none | |
1053 | * | |
547f1cff | 1054 | -*/ |
b6e95cd5 | 1055 | // unsigned int cbFrameSize,//Hdr+Payload+FCS |
5449c685 | 1056 | static |
6b35b7b3 | 1057 | void |
547f1cff | 1058 | s_vGenerateTxParameter( |
cf76dc4b | 1059 | struct vnt_private *pDevice, |
547f1cff JP |
1060 | unsigned char byPktType, |
1061 | void *pTxBufHead, | |
1062 | void *pvRrvTime, | |
1063 | void *pvRTS, | |
1064 | void *pvCTS, | |
1065 | unsigned int cbFrameSize, | |
1066 | bool bNeedACK, | |
1067 | unsigned int uDMAIdx, | |
1068 | PSEthernetHeader psEthHeader, | |
1069 | unsigned short wCurrentRate | |
1070 | ) | |
5449c685 | 1071 | { |
547f1cff JP |
1072 | unsigned int cbMACHdLen = WLAN_HDR_ADDR3_LEN; //24 |
1073 | unsigned short wFifoCtl; | |
1074 | bool bDisCRC = false; | |
1075 | unsigned char byFBOption = AUTO_FB_NONE; | |
5449c685 | 1076 | |
547f1cff | 1077 | PSTxBufHead pFifoHead = (PSTxBufHead)pTxBufHead; |
6b711271 | 1078 | |
547f1cff JP |
1079 | pFifoHead->wReserved = wCurrentRate; |
1080 | wFifoCtl = pFifoHead->wFIFOCtl; | |
1081 | ||
bc5cf656 | 1082 | if (wFifoCtl & FIFOCTL_CRCDIS) |
547f1cff | 1083 | bDisCRC = true; |
547f1cff | 1084 | |
bc5cf656 | 1085 | if (wFifoCtl & FIFOCTL_AUTO_FB_0) |
547f1cff | 1086 | byFBOption = AUTO_FB_0; |
bc5cf656 | 1087 | else if (wFifoCtl & FIFOCTL_AUTO_FB_1) |
547f1cff | 1088 | byFBOption = AUTO_FB_1; |
547f1cff JP |
1089 | |
1090 | if (pDevice->bLongHeader) | |
1091 | cbMACHdLen = WLAN_HDR_ADDR3_LEN + 6; | |
1092 | ||
c00a378b MP |
1093 | if (!pvRrvTime) |
1094 | return; | |
1095 | ||
547f1cff | 1096 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { |
547f1cff | 1097 | if (pvRTS != NULL) { //RTS_need |
c00a378b MP |
1098 | /* Fill RsvTime */ |
1099 | struct vnt_rrv_time_rts *buf = pvRrvTime; | |
1100 | ||
1101 | buf->rts_rrv_time_aa = s_uGetRTSCTSRsvTime(pDevice, 2, byPktType, cbFrameSize, wCurrentRate); | |
1102 | buf->rts_rrv_time_ba = s_uGetRTSCTSRsvTime(pDevice, 1, byPktType, cbFrameSize, wCurrentRate); | |
1103 | buf->rts_rrv_time_bb = s_uGetRTSCTSRsvTime(pDevice, 0, byPktType, cbFrameSize, wCurrentRate); | |
1104 | buf->rrv_time_a = vnt_rxtx_rsvtime_le16(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK); | |
1105 | buf->rrv_time_b = vnt_rxtx_rsvtime_le16(pDevice, PK_TYPE_11B, cbFrameSize, pDevice->byTopCCKBasicRate, bNeedACK); | |
1106 | ||
547f1cff | 1107 | s_vFillRTSHead(pDevice, byPktType, pvRTS, cbFrameSize, bNeedACK, bDisCRC, psEthHeader, wCurrentRate, byFBOption); |
5e0cc8a2 | 1108 | } else {//RTS_needless, PCF mode |
c00a378b | 1109 | struct vnt_rrv_time_cts *buf = pvRrvTime; |
547f1cff | 1110 | |
c00a378b MP |
1111 | buf->rrv_time_a = vnt_rxtx_rsvtime_le16(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK); |
1112 | buf->rrv_time_b = vnt_rxtx_rsvtime_le16(pDevice, PK_TYPE_11B, cbFrameSize, pDevice->byTopCCKBasicRate, bNeedACK); | |
1113 | buf->cts_rrv_time_ba = s_uGetRTSCTSRsvTime(pDevice, 3, byPktType, cbFrameSize, wCurrentRate); | |
547f1cff | 1114 | |
547f1cff JP |
1115 | //Fill CTS |
1116 | s_vFillCTSHead(pDevice, uDMAIdx, byPktType, pvCTS, cbFrameSize, bNeedACK, bDisCRC, wCurrentRate, byFBOption); | |
1117 | } | |
5e0cc8a2 | 1118 | } else if (byPktType == PK_TYPE_11A) { |
547f1cff | 1119 | if (pvRTS != NULL) {//RTS_need, non PCF mode |
c00a378b MP |
1120 | struct vnt_rrv_time_ab *buf = pvRrvTime; |
1121 | ||
1122 | buf->rts_rrv_time = s_uGetRTSCTSRsvTime(pDevice, 2, byPktType, cbFrameSize, wCurrentRate); | |
1123 | buf->rrv_time = vnt_rxtx_rsvtime_le16(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK); | |
6b711271 | 1124 | |
547f1cff JP |
1125 | //Fill RTS |
1126 | s_vFillRTSHead(pDevice, byPktType, pvRTS, cbFrameSize, bNeedACK, bDisCRC, psEthHeader, wCurrentRate, byFBOption); | |
5e0cc8a2 | 1127 | } else if (pvRTS == NULL) {//RTS_needless, non PCF mode |
c00a378b | 1128 | struct vnt_rrv_time_ab *buf = pvRrvTime; |
6b711271 | 1129 | |
c00a378b | 1130 | buf->rrv_time = vnt_rxtx_rsvtime_le16(pDevice, PK_TYPE_11A, cbFrameSize, wCurrentRate, bNeedACK); |
547f1cff | 1131 | } |
5e0cc8a2 | 1132 | } else if (byPktType == PK_TYPE_11B) { |
547f1cff | 1133 | if ((pvRTS != NULL)) {//RTS_need, non PCF mode |
c00a378b MP |
1134 | struct vnt_rrv_time_ab *buf = pvRrvTime; |
1135 | ||
1136 | buf->rts_rrv_time = s_uGetRTSCTSRsvTime(pDevice, 0, byPktType, cbFrameSize, wCurrentRate); | |
1137 | buf->rrv_time = vnt_rxtx_rsvtime_le16(pDevice, PK_TYPE_11B, cbFrameSize, wCurrentRate, bNeedACK); | |
6b711271 | 1138 | |
547f1cff JP |
1139 | //Fill RTS |
1140 | s_vFillRTSHead(pDevice, byPktType, pvRTS, cbFrameSize, bNeedACK, bDisCRC, psEthHeader, wCurrentRate, byFBOption); | |
5e0cc8a2 | 1141 | } else { //RTS_needless, non PCF mode |
c00a378b | 1142 | struct vnt_rrv_time_ab *buf = pvRrvTime; |
6b711271 | 1143 | |
c00a378b | 1144 | buf->rrv_time = vnt_rxtx_rsvtime_le16(pDevice, PK_TYPE_11B, cbFrameSize, wCurrentRate, bNeedACK); |
547f1cff JP |
1145 | } |
1146 | } | |
5449c685 | 1147 | } |
4e8a7e5f | 1148 | |
5449c685 | 1149 | static |
6b35b7b3 | 1150 | void |
5449c685 | 1151 | s_vFillFragParameter( |
cf76dc4b | 1152 | struct vnt_private *pDevice, |
547f1cff JP |
1153 | unsigned char *pbyBuffer, |
1154 | unsigned int uTxType, | |
1155 | void *pvtdCurr, | |
1156 | unsigned short wFragType, | |
1157 | unsigned int cbReqCount | |
1158 | ) | |
5449c685 | 1159 | { |
547f1cff | 1160 | PSTxBufHead pTxBufHead = (PSTxBufHead) pbyBuffer; |
547f1cff JP |
1161 | |
1162 | if (uTxType == TYPE_SYNCDMA) { | |
547f1cff JP |
1163 | PSTxSyncDesc ptdCurr = (PSTxSyncDesc)pvtdCurr; |
1164 | ||
1165 | //Set FIFOCtl & TimeStamp in TxSyncDesc | |
1166 | ptdCurr->m_wFIFOCtl = pTxBufHead->wFIFOCtl; | |
1167 | ptdCurr->m_wTimeStamp = pTxBufHead->wTimeStamp; | |
1168 | //Set TSR1 & ReqCount in TxDescHead | |
1169 | ptdCurr->m_td1TD1.wReqCount = cpu_to_le16((unsigned short)(cbReqCount)); | |
bc5cf656 | 1170 | if (wFragType == FRAGCTL_ENDFRAG) //Last Fragmentation |
547f1cff | 1171 | ptdCurr->m_td1TD1.byTCR |= (TCR_STP | TCR_EDP | EDMSDU); |
bc5cf656 | 1172 | else |
547f1cff | 1173 | ptdCurr->m_td1TD1.byTCR |= (TCR_STP | TCR_EDP); |
5e0cc8a2 | 1174 | } else { |
547f1cff JP |
1175 | PSTxDesc ptdCurr = (PSTxDesc)pvtdCurr; |
1176 | //Set TSR1 & ReqCount in TxDescHead | |
1177 | ptdCurr->m_td1TD1.wReqCount = cpu_to_le16((unsigned short)(cbReqCount)); | |
bc5cf656 | 1178 | if (wFragType == FRAGCTL_ENDFRAG) //Last Fragmentation |
547f1cff | 1179 | ptdCurr->m_td1TD1.byTCR |= (TCR_STP | TCR_EDP | EDMSDU); |
bc5cf656 | 1180 | else |
547f1cff | 1181 | ptdCurr->m_td1TD1.byTCR |= (TCR_STP | TCR_EDP); |
547f1cff JP |
1182 | } |
1183 | ||
1184 | pTxBufHead->wFragCtl |= (unsigned short)wFragType;//0x0001; //0000 0000 0000 0001 | |
5449c685 FB |
1185 | } |
1186 | ||
fe4f34bd | 1187 | static unsigned int |
cf76dc4b MP |
1188 | s_cbFillTxBufHead(struct vnt_private *pDevice, unsigned char byPktType, |
1189 | unsigned char *pbyTxBufferAddr, unsigned int cbFrameBodySize, | |
1190 | unsigned int uDMAIdx, PSTxDesc pHeadTD, | |
1191 | PSEthernetHeader psEthHeader, unsigned char *pPacket, | |
1192 | bool bNeedEncrypt, PSKeyItem pTransmitKey, | |
1193 | unsigned int uNodeIndex, unsigned int *puMACfragNum) | |
5449c685 | 1194 | { |
547f1cff JP |
1195 | unsigned int cbMACHdLen; |
1196 | unsigned int cbFrameSize; | |
1197 | unsigned int cbFragmentSize; //Hdr+(IV)+payoad+(MIC)+(ICV)+FCS | |
1198 | unsigned int cbFragPayloadSize; | |
1199 | unsigned int cbLastFragmentSize; //Hdr+(IV)+payoad+(MIC)+(ICV)+FCS | |
1200 | unsigned int cbLastFragPayloadSize; | |
1201 | unsigned int uFragIdx; | |
1202 | unsigned char *pbyPayloadHead; | |
1203 | unsigned char *pbyIVHead; | |
1204 | unsigned char *pbyMacHdr; | |
1205 | unsigned short wFragType; //00:Non-Frag, 01:Start, 10:Mid, 11:Last | |
1206 | unsigned int uDuration; | |
1207 | unsigned char *pbyBuffer; | |
547f1cff JP |
1208 | unsigned int cbIVlen = 0; |
1209 | unsigned int cbICVlen = 0; | |
1210 | unsigned int cbMIClen = 0; | |
1211 | unsigned int cbFCSlen = 4; | |
1212 | unsigned int cb802_1_H_len = 0; | |
1213 | unsigned int uLength = 0; | |
1214 | unsigned int uTmpLen = 0; | |
547f1cff | 1215 | unsigned int cbMICHDR = 0; |
12ca22b0 MP |
1216 | u32 dwMICKey0, dwMICKey1; |
1217 | u32 dwMIC_Priority; | |
d0daef30 MP |
1218 | u32 *pdwMIC_L; |
1219 | u32 *pdwMIC_R; | |
12ca22b0 | 1220 | u32 dwSafeMIC_L, dwSafeMIC_R; /* Fix "Last Frag Size" < "MIC length". */ |
547f1cff JP |
1221 | bool bMIC2Frag = false; |
1222 | unsigned int uMICFragLen = 0; | |
1223 | unsigned int uMACfragNum = 1; | |
1224 | unsigned int uPadding = 0; | |
1225 | unsigned int cbReqCount = 0; | |
1226 | ||
1227 | bool bNeedACK; | |
1228 | bool bRTS; | |
1229 | bool bIsAdhoc; | |
1230 | unsigned char *pbyType; | |
1231 | PSTxDesc ptdCurr; | |
1232 | PSTxBufHead psTxBufHd = (PSTxBufHead) pbyTxBufferAddr; | |
547f1cff JP |
1233 | unsigned int cbHeaderLength = 0; |
1234 | void *pvRrvTime; | |
11a72e5e | 1235 | struct vnt_mic_hdr *pMICHDR; |
547f1cff JP |
1236 | void *pvRTS; |
1237 | void *pvCTS; | |
1238 | void *pvTxDataHd; | |
1239 | unsigned short wTxBufSize; // FFinfo size | |
1240 | unsigned int uTotalCopyLength = 0; | |
1241 | unsigned char byFBOption = AUTO_FB_NONE; | |
1242 | bool bIsWEP256 = false; | |
1243 | PSMgmtObject pMgmt = pDevice->pMgmt; | |
1244 | ||
547f1cff JP |
1245 | pvRrvTime = pMICHDR = pvRTS = pvCTS = pvTxDataHd = NULL; |
1246 | ||
547f1cff JP |
1247 | if ((pDevice->eOPMode == OP_MODE_ADHOC) || |
1248 | (pDevice->eOPMode == OP_MODE_AP)) { | |
547f1cff JP |
1249 | if (is_multicast_ether_addr(&(psEthHeader->abyDstAddr[0]))) |
1250 | bNeedACK = false; | |
1251 | else | |
1252 | bNeedACK = true; | |
1253 | bIsAdhoc = true; | |
5e0cc8a2 | 1254 | } else { |
547f1cff JP |
1255 | // MSDUs in Infra mode always need ACK |
1256 | bNeedACK = true; | |
1257 | bIsAdhoc = false; | |
1258 | } | |
1259 | ||
1260 | if (pDevice->bLongHeader) | |
1261 | cbMACHdLen = WLAN_HDR_ADDR3_LEN + 6; | |
1262 | else | |
1263 | cbMACHdLen = WLAN_HDR_ADDR3_LEN; | |
1264 | ||
547f1cff JP |
1265 | if ((bNeedEncrypt == true) && (pTransmitKey != NULL)) { |
1266 | if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { | |
1267 | cbIVlen = 4; | |
1268 | cbICVlen = 4; | |
bc5cf656 | 1269 | if (pTransmitKey->uKeyLength == WLAN_WEP232_KEYLEN) |
547f1cff | 1270 | bIsWEP256 = true; |
547f1cff JP |
1271 | } |
1272 | if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { | |
1273 | cbIVlen = 8;//IV+ExtIV | |
1274 | cbMIClen = 8; | |
1275 | cbICVlen = 4; | |
1276 | } | |
1277 | if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) { | |
1278 | cbIVlen = 8;//RSN Header | |
1279 | cbICVlen = 8;//MIC | |
11a72e5e | 1280 | cbMICHDR = sizeof(struct vnt_mic_hdr); |
547f1cff JP |
1281 | } |
1282 | if (pDevice->byLocalID > REV_ID_VT3253_A1) { | |
1283 | //MAC Header should be padding 0 to DW alignment. | |
1284 | uPadding = 4 - (cbMACHdLen%4); | |
1285 | uPadding %= 4; | |
1286 | } | |
1287 | } | |
1288 | ||
547f1cff JP |
1289 | cbFrameSize = cbMACHdLen + cbIVlen + (cbFrameBodySize + cbMIClen) + cbICVlen + cbFCSlen; |
1290 | ||
1291 | if ((bNeedACK == false) || | |
1292 | (cbFrameSize < pDevice->wRTSThreshold) || | |
1293 | ((cbFrameSize >= pDevice->wFragmentationThreshold) && (pDevice->wFragmentationThreshold <= pDevice->wRTSThreshold)) | |
1294 | ) { | |
1295 | bRTS = false; | |
5e0cc8a2 | 1296 | } else { |
547f1cff JP |
1297 | bRTS = true; |
1298 | psTxBufHd->wFIFOCtl |= (FIFOCTL_RTS | FIFOCTL_LRETRY); | |
1299 | } | |
1300 | // | |
1301 | // Use for AUTO FALL BACK | |
1302 | // | |
bc5cf656 | 1303 | if (psTxBufHd->wFIFOCtl & FIFOCTL_AUTO_FB_0) |
547f1cff | 1304 | byFBOption = AUTO_FB_0; |
bc5cf656 | 1305 | else if (psTxBufHd->wFIFOCtl & FIFOCTL_AUTO_FB_1) |
547f1cff | 1306 | byFBOption = AUTO_FB_1; |
547f1cff JP |
1307 | |
1308 | ////////////////////////////////////////////////////// | |
1309 | //Set RrvTime/RTS/CTS Buffer | |
1310 | wTxBufSize = sizeof(STxBufHead); | |
1311 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet | |
1312 | ||
1313 | if (byFBOption == AUTO_FB_NONE) { | |
1314 | if (bRTS == true) {//RTS_need | |
a9e6a2dc MP |
1315 | pvRrvTime = (void *)(pbyTxBufferAddr + wTxBufSize); |
1316 | pMICHDR = (struct vnt_mic_hdr *)(pbyTxBufferAddr + wTxBufSize + sizeof(struct vnt_rrv_time_rts)); | |
1317 | pvRTS = (PSRTS_g)(pbyTxBufferAddr + wTxBufSize + sizeof(struct vnt_rrv_time_rts) + cbMICHDR); | |
547f1cff | 1318 | pvCTS = NULL; |
72edb7ed MP |
1319 | pvTxDataHd = (void *)(pbyTxBufferAddr + wTxBufSize + sizeof(struct vnt_rrv_time_rts) + cbMICHDR + sizeof(SRTS_g)); |
1320 | cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_rts) + | |
1321 | cbMICHDR + sizeof(SRTS_g) + sizeof(struct vnt_tx_datahead_g); | |
5e0cc8a2 | 1322 | } else { //RTS_needless |
d66a5a74 MP |
1323 | pvRrvTime = (void *)(pbyTxBufferAddr + wTxBufSize); |
1324 | pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + sizeof(struct vnt_rrv_time_cts)); | |
547f1cff | 1325 | pvRTS = NULL; |
d66a5a74 | 1326 | pvCTS = (PSCTS) (pbyTxBufferAddr + wTxBufSize + sizeof(struct vnt_rrv_time_cts) + cbMICHDR); |
72edb7ed MP |
1327 | pvTxDataHd = (void *)(pbyTxBufferAddr + wTxBufSize + sizeof(struct vnt_rrv_time_cts) + cbMICHDR + sizeof(SCTS)); |
1328 | cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_cts) + | |
1329 | cbMICHDR + sizeof(SCTS) + sizeof(struct vnt_tx_datahead_g); | |
547f1cff JP |
1330 | } |
1331 | } else { | |
1332 | // Auto Fall Back | |
1333 | if (bRTS == true) {//RTS_need | |
a9e6a2dc MP |
1334 | pvRrvTime = (void *)(pbyTxBufferAddr + wTxBufSize); |
1335 | pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + sizeof(struct vnt_rrv_time_rts)); | |
1336 | pvRTS = (PSRTS_g_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(struct vnt_rrv_time_rts) + cbMICHDR); | |
547f1cff | 1337 | pvCTS = NULL; |
a9e6a2dc MP |
1338 | pvTxDataHd = (PSTxDataHead_g_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(struct vnt_rrv_time_rts) + cbMICHDR + sizeof(SRTS_g_FB)); |
1339 | cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_rts) + cbMICHDR + sizeof(SRTS_g_FB) + sizeof(STxDataHead_g_FB); | |
5e0cc8a2 | 1340 | } else { //RTS_needless |
d66a5a74 MP |
1341 | pvRrvTime = (void *)(pbyTxBufferAddr + wTxBufSize); |
1342 | pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + sizeof(struct vnt_rrv_time_cts)); | |
547f1cff | 1343 | pvRTS = NULL; |
d66a5a74 MP |
1344 | pvCTS = (PSCTS_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(struct vnt_rrv_time_cts) + cbMICHDR); |
1345 | pvTxDataHd = (PSTxDataHead_g_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(struct vnt_rrv_time_cts) + cbMICHDR + sizeof(SCTS_FB)); | |
1346 | cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_cts) + cbMICHDR + sizeof(SCTS_FB) + sizeof(STxDataHead_g_FB); | |
547f1cff JP |
1347 | } |
1348 | } // Auto Fall Back | |
5e0cc8a2 | 1349 | } else {//802.11a/b packet |
547f1cff JP |
1350 | |
1351 | if (byFBOption == AUTO_FB_NONE) { | |
1352 | if (bRTS == true) { | |
f6a634c3 MP |
1353 | pvRrvTime = (void *)(pbyTxBufferAddr + wTxBufSize); |
1354 | pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + sizeof(struct vnt_rrv_time_ab)); | |
1355 | pvRTS = (PSRTS_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR); | |
547f1cff | 1356 | pvCTS = NULL; |
f6a634c3 MP |
1357 | pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR + sizeof(SRTS_ab)); |
1358 | cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR + sizeof(SRTS_ab) + sizeof(STxDataHead_ab); | |
5e0cc8a2 | 1359 | } else { //RTS_needless, need MICHDR |
f6a634c3 MP |
1360 | pvRrvTime = (void *)(pbyTxBufferAddr + wTxBufSize); |
1361 | pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + sizeof(struct vnt_rrv_time_ab)); | |
547f1cff JP |
1362 | pvRTS = NULL; |
1363 | pvCTS = NULL; | |
f6a634c3 MP |
1364 | pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR); |
1365 | cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR + sizeof(STxDataHead_ab); | |
547f1cff JP |
1366 | } |
1367 | } else { | |
1368 | // Auto Fall Back | |
1369 | if (bRTS == true) {//RTS_need | |
f6a634c3 MP |
1370 | pvRrvTime = (void *)(pbyTxBufferAddr + wTxBufSize); |
1371 | pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + sizeof(struct vnt_rrv_time_ab)); | |
1372 | pvRTS = (PSRTS_a_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR); | |
547f1cff | 1373 | pvCTS = NULL; |
f6a634c3 MP |
1374 | pvTxDataHd = (PSTxDataHead_a_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR + sizeof(SRTS_a_FB)); |
1375 | cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR + sizeof(SRTS_a_FB) + sizeof(STxDataHead_a_FB); | |
5e0cc8a2 | 1376 | } else { //RTS_needless |
f6a634c3 MP |
1377 | pvRrvTime = (void *)(pbyTxBufferAddr + wTxBufSize); |
1378 | pMICHDR = (struct vnt_mic_hdr *)(pbyTxBufferAddr + wTxBufSize + sizeof(struct vnt_rrv_time_ab)); | |
547f1cff JP |
1379 | pvRTS = NULL; |
1380 | pvCTS = NULL; | |
f6a634c3 MP |
1381 | pvTxDataHd = (PSTxDataHead_a_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR); |
1382 | cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR + sizeof(STxDataHead_a_FB); | |
547f1cff JP |
1383 | } |
1384 | } // Auto Fall Back | |
1385 | } | |
1386 | memset((void *)(pbyTxBufferAddr + wTxBufSize), 0, (cbHeaderLength - wTxBufSize)); | |
5449c685 FB |
1387 | |
1388 | ////////////////////////////////////////////////////////////////// | |
547f1cff JP |
1389 | if ((bNeedEncrypt == true) && (pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) { |
1390 | if (pDevice->pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) { | |
12ca22b0 MP |
1391 | dwMICKey0 = *(u32 *)(&pTransmitKey->abyKey[16]); |
1392 | dwMICKey1 = *(u32 *)(&pTransmitKey->abyKey[20]); | |
5e0cc8a2 | 1393 | } else if ((pTransmitKey->dwKeyIndex & AUTHENTICATOR_KEY) != 0) { |
12ca22b0 MP |
1394 | dwMICKey0 = *(u32 *)(&pTransmitKey->abyKey[16]); |
1395 | dwMICKey1 = *(u32 *)(&pTransmitKey->abyKey[20]); | |
5e0cc8a2 | 1396 | } else { |
12ca22b0 MP |
1397 | dwMICKey0 = *(u32 *)(&pTransmitKey->abyKey[24]); |
1398 | dwMICKey1 = *(u32 *)(&pTransmitKey->abyKey[28]); | |
547f1cff JP |
1399 | } |
1400 | // DO Software Michael | |
1401 | MIC_vInit(dwMICKey0, dwMICKey1); | |
1402 | MIC_vAppend((unsigned char *)&(psEthHeader->abyDstAddr[0]), 12); | |
1403 | dwMIC_Priority = 0; | |
1404 | MIC_vAppend((unsigned char *)&dwMIC_Priority, 4); | |
48caf5a0 | 1405 | pr_debug("MIC KEY: %X, %X\n", dwMICKey0, dwMICKey1); |
547f1cff | 1406 | } |
5449c685 FB |
1407 | |
1408 | /////////////////////////////////////////////////////////////////// | |
1409 | ||
547f1cff JP |
1410 | pbyMacHdr = (unsigned char *)(pbyTxBufferAddr + cbHeaderLength); |
1411 | pbyPayloadHead = (unsigned char *)(pbyMacHdr + cbMACHdLen + uPadding + cbIVlen); | |
1412 | pbyIVHead = (unsigned char *)(pbyMacHdr + cbMACHdLen + uPadding); | |
1413 | ||
1414 | if ((cbFrameSize > pDevice->wFragmentationThreshold) && (bNeedACK == true) && (bIsWEP256 == false)) { | |
1415 | // Fragmentation | |
1416 | // FragThreshold = Fragment size(Hdr+(IV)+fragment payload+(MIC)+(ICV)+FCS) | |
1417 | cbFragmentSize = pDevice->wFragmentationThreshold; | |
1418 | cbFragPayloadSize = cbFragmentSize - cbMACHdLen - cbIVlen - cbICVlen - cbFCSlen; | |
1419 | //FragNum = (FrameSize-(Hdr+FCS))/(Fragment Size -(Hrd+FCS))) | |
1420 | uMACfragNum = (unsigned short) ((cbFrameBodySize + cbMIClen) / cbFragPayloadSize); | |
1421 | cbLastFragPayloadSize = (cbFrameBodySize + cbMIClen) % cbFragPayloadSize; | |
bc5cf656 | 1422 | if (cbLastFragPayloadSize == 0) |
547f1cff | 1423 | cbLastFragPayloadSize = cbFragPayloadSize; |
bc5cf656 | 1424 | else |
547f1cff | 1425 | uMACfragNum++; |
bc5cf656 | 1426 | |
547f1cff JP |
1427 | //[Hdr+(IV)+last fragment payload+(MIC)+(ICV)+FCS] |
1428 | cbLastFragmentSize = cbMACHdLen + cbLastFragPayloadSize + cbIVlen + cbICVlen + cbFCSlen; | |
1429 | ||
1430 | for (uFragIdx = 0; uFragIdx < uMACfragNum; uFragIdx++) { | |
1431 | if (uFragIdx == 0) { | |
1432 | //========================= | |
1433 | // Start Fragmentation | |
1434 | //========================= | |
48caf5a0 | 1435 | pr_debug("Start Fragmentation...\n"); |
547f1cff JP |
1436 | wFragType = FRAGCTL_STAFRAG; |
1437 | ||
547f1cff JP |
1438 | //Fill FIFO,RrvTime,RTS,and CTS |
1439 | s_vGenerateTxParameter(pDevice, byPktType, (void *)psTxBufHd, pvRrvTime, pvRTS, pvCTS, | |
1440 | cbFragmentSize, bNeedACK, uDMAIdx, psEthHeader, pDevice->wCurrentRate); | |
1441 | //Fill DataHead | |
1442 | uDuration = s_uFillDataHead(pDevice, byPktType, pvTxDataHd, cbFragmentSize, uDMAIdx, bNeedACK, | |
1443 | uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption, pDevice->wCurrentRate); | |
1444 | // Generate TX MAC Header | |
1445 | vGenerateMACHeader(pDevice, pbyMacHdr, (unsigned short)uDuration, psEthHeader, bNeedEncrypt, | |
1446 | wFragType, uDMAIdx, uFragIdx); | |
1447 | ||
1448 | if (bNeedEncrypt == true) { | |
1449 | //Fill TXKEY | |
1450 | s_vFillTxKey(pDevice, (unsigned char *)(psTxBufHd->adwTxKey), pbyIVHead, pTransmitKey, | |
1451 | pbyMacHdr, (unsigned short)cbFragPayloadSize, (unsigned char *)pMICHDR); | |
1452 | //Fill IV(ExtIV,RSNHDR) | |
1453 | if (pDevice->bEnableHostWEP) { | |
1454 | pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16; | |
1455 | pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0 = pTransmitKey->wTSC15_0; | |
1456 | } | |
1457 | } | |
1458 | ||
547f1cff JP |
1459 | // 802.1H |
1460 | if (ntohs(psEthHeader->wType) > ETH_DATA_LEN) { | |
1461 | if ((psEthHeader->wType == TYPE_PKT_IPX) || | |
1462 | (psEthHeader->wType == cpu_to_le16(0xF380))) { | |
1463 | memcpy((unsigned char *)(pbyPayloadHead), &pDevice->abySNAP_Bridgetunnel[0], 6); | |
5e0cc8a2 | 1464 | } else { |
547f1cff JP |
1465 | memcpy((unsigned char *)(pbyPayloadHead), &pDevice->abySNAP_RFC1042[0], 6); |
1466 | } | |
1467 | pbyType = (unsigned char *)(pbyPayloadHead + 6); | |
1468 | memcpy(pbyType, &(psEthHeader->wType), sizeof(unsigned short)); | |
1469 | cb802_1_H_len = 8; | |
1470 | } | |
1471 | ||
1472 | cbReqCount = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen + cbFragPayloadSize; | |
1473 | //--------------------------- | |
1474 | // S/W or H/W Encryption | |
1475 | //--------------------------- | |
547f1cff JP |
1476 | pbyBuffer = (unsigned char *)pHeadTD->pTDInfo->buf; |
1477 | ||
1478 | uLength = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen + cb802_1_H_len; | |
1479 | //copy TxBufferHeader + MacHeader to desc | |
1480 | memcpy(pbyBuffer, (void *)psTxBufHd, uLength); | |
1481 | ||
1482 | // Copy the Packet into a tx Buffer | |
1483 | memcpy((pbyBuffer + uLength), (pPacket + 14), (cbFragPayloadSize - cb802_1_H_len)); | |
1484 | ||
547f1cff JP |
1485 | uTotalCopyLength += cbFragPayloadSize - cb802_1_H_len; |
1486 | ||
1487 | if ((bNeedEncrypt == true) && (pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) { | |
48caf5a0 JP |
1488 | pr_debug("Start MIC: %d\n", |
1489 | cbFragPayloadSize); | |
547f1cff JP |
1490 | MIC_vAppend((pbyBuffer + uLength - cb802_1_H_len), cbFragPayloadSize); |
1491 | ||
1492 | } | |
1493 | ||
1494 | //--------------------------- | |
1495 | // S/W Encryption | |
1496 | //--------------------------- | |
1497 | if ((pDevice->byLocalID <= REV_ID_VT3253_A1)) { | |
1498 | if (bNeedEncrypt) { | |
1499 | s_vSWencryption(pDevice, pTransmitKey, (pbyBuffer + uLength - cb802_1_H_len), (unsigned short)cbFragPayloadSize); | |
1500 | cbReqCount += cbICVlen; | |
1501 | } | |
1502 | } | |
1503 | ||
1504 | ptdCurr = (PSTxDesc)pHeadTD; | |
1505 | //-------------------- | |
1506 | //1.Set TSR1 & ReqCount in TxDescHead | |
1507 | //2.Set FragCtl in TxBufferHead | |
1508 | //3.Set Frame Control | |
1509 | //4.Set Sequence Control | |
1510 | //5.Get S/W generate FCS | |
1511 | //-------------------- | |
1512 | s_vFillFragParameter(pDevice, pbyBuffer, uDMAIdx, (void *)ptdCurr, wFragType, cbReqCount); | |
1513 | ||
1514 | ptdCurr->pTDInfo->dwReqCount = cbReqCount - uPadding; | |
1515 | ptdCurr->pTDInfo->dwHeaderLength = cbHeaderLength; | |
1516 | ptdCurr->pTDInfo->skb_dma = ptdCurr->pTDInfo->buf_dma; | |
1517 | ptdCurr->buff_addr = cpu_to_le32(ptdCurr->pTDInfo->skb_dma); | |
1518 | pDevice->iTDUsed[uDMAIdx]++; | |
1519 | pHeadTD = ptdCurr->next; | |
5e0cc8a2 | 1520 | } else if (uFragIdx == (uMACfragNum-1)) { |
547f1cff JP |
1521 | //========================= |
1522 | // Last Fragmentation | |
1523 | //========================= | |
48caf5a0 | 1524 | pr_debug("Last Fragmentation...\n"); |
547f1cff JP |
1525 | |
1526 | wFragType = FRAGCTL_ENDFRAG; | |
1527 | ||
1528 | //Fill FIFO,RrvTime,RTS,and CTS | |
1529 | s_vGenerateTxParameter(pDevice, byPktType, (void *)psTxBufHd, pvRrvTime, pvRTS, pvCTS, | |
1530 | cbLastFragmentSize, bNeedACK, uDMAIdx, psEthHeader, pDevice->wCurrentRate); | |
1531 | //Fill DataHead | |
1532 | uDuration = s_uFillDataHead(pDevice, byPktType, pvTxDataHd, cbLastFragmentSize, uDMAIdx, bNeedACK, | |
1533 | uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption, pDevice->wCurrentRate); | |
1534 | ||
1535 | // Generate TX MAC Header | |
1536 | vGenerateMACHeader(pDevice, pbyMacHdr, (unsigned short)uDuration, psEthHeader, bNeedEncrypt, | |
1537 | wFragType, uDMAIdx, uFragIdx); | |
1538 | ||
1539 | if (bNeedEncrypt == true) { | |
1540 | //Fill TXKEY | |
1541 | s_vFillTxKey(pDevice, (unsigned char *)(psTxBufHd->adwTxKey), pbyIVHead, pTransmitKey, | |
1542 | pbyMacHdr, (unsigned short)cbLastFragPayloadSize, (unsigned char *)pMICHDR); | |
1543 | ||
1544 | if (pDevice->bEnableHostWEP) { | |
1545 | pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16; | |
1546 | pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0 = pTransmitKey->wTSC15_0; | |
1547 | } | |
1548 | ||
1549 | } | |
1550 | ||
547f1cff JP |
1551 | cbReqCount = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen + cbLastFragPayloadSize; |
1552 | //--------------------------- | |
1553 | // S/W or H/W Encryption | |
1554 | //--------------------------- | |
1555 | ||
547f1cff | 1556 | pbyBuffer = (unsigned char *)pHeadTD->pTDInfo->buf; |
547f1cff JP |
1557 | |
1558 | uLength = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen; | |
1559 | ||
1560 | //copy TxBufferHeader + MacHeader to desc | |
1561 | memcpy(pbyBuffer, (void *)psTxBufHd, uLength); | |
1562 | ||
1563 | // Copy the Packet into a tx Buffer | |
1564 | if (bMIC2Frag == false) { | |
547f1cff JP |
1565 | memcpy((pbyBuffer + uLength), |
1566 | (pPacket + 14 + uTotalCopyLength), | |
1567 | (cbLastFragPayloadSize - cbMIClen) | |
1568 | ); | |
1569 | //TODO check uTmpLen ! | |
1570 | uTmpLen = cbLastFragPayloadSize - cbMIClen; | |
1571 | ||
1572 | } | |
1573 | if ((bNeedEncrypt == true) && (pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) { | |
48caf5a0 JP |
1574 | pr_debug("LAST: uMICFragLen:%d, cbLastFragPayloadSize:%d, uTmpLen:%d\n", |
1575 | uMICFragLen, | |
1576 | cbLastFragPayloadSize, | |
1577 | uTmpLen); | |
547f1cff JP |
1578 | |
1579 | if (bMIC2Frag == false) { | |
1580 | if (uTmpLen != 0) | |
1581 | MIC_vAppend((pbyBuffer + uLength), uTmpLen); | |
d0daef30 MP |
1582 | pdwMIC_L = (u32 *)(pbyBuffer + uLength + uTmpLen); |
1583 | pdwMIC_R = (u32 *)(pbyBuffer + uLength + uTmpLen + 4); | |
547f1cff | 1584 | MIC_vGetMIC(pdwMIC_L, pdwMIC_R); |
48caf5a0 JP |
1585 | pr_debug("Last MIC:%X, %X\n", |
1586 | *pdwMIC_L, *pdwMIC_R); | |
547f1cff JP |
1587 | } else { |
1588 | if (uMICFragLen >= 4) { | |
1589 | memcpy((pbyBuffer + uLength), ((unsigned char *)&dwSafeMIC_R + (uMICFragLen - 4)), | |
1590 | (cbMIClen - uMICFragLen)); | |
48caf5a0 JP |
1591 | pr_debug("LAST: uMICFragLen >= 4: %X, %d\n", |
1592 | *(unsigned char *)((unsigned char *)&dwSafeMIC_R + (uMICFragLen - 4)), | |
1593 | (cbMIClen - uMICFragLen)); | |
547f1cff JP |
1594 | |
1595 | } else { | |
1596 | memcpy((pbyBuffer + uLength), ((unsigned char *)&dwSafeMIC_L + uMICFragLen), | |
1597 | (4 - uMICFragLen)); | |
1598 | memcpy((pbyBuffer + uLength + (4 - uMICFragLen)), &dwSafeMIC_R, 4); | |
48caf5a0 JP |
1599 | pr_debug("LAST: uMICFragLen < 4: %X, %d\n", |
1600 | *(unsigned char *)((unsigned char *)&dwSafeMIC_R + uMICFragLen - 4), | |
1601 | (cbMIClen - uMICFragLen)); | |
547f1cff | 1602 | } |
547f1cff JP |
1603 | } |
1604 | MIC_vUnInit(); | |
1605 | } else { | |
1606 | ASSERT(uTmpLen == (cbLastFragPayloadSize - cbMIClen)); | |
1607 | } | |
1608 | ||
547f1cff JP |
1609 | //--------------------------- |
1610 | // S/W Encryption | |
1611 | //--------------------------- | |
1612 | if ((pDevice->byLocalID <= REV_ID_VT3253_A1)) { | |
1613 | if (bNeedEncrypt) { | |
1614 | s_vSWencryption(pDevice, pTransmitKey, (pbyBuffer + uLength), (unsigned short)cbLastFragPayloadSize); | |
1615 | cbReqCount += cbICVlen; | |
1616 | } | |
1617 | } | |
1618 | ||
1619 | ptdCurr = (PSTxDesc)pHeadTD; | |
1620 | ||
1621 | //-------------------- | |
1622 | //1.Set TSR1 & ReqCount in TxDescHead | |
1623 | //2.Set FragCtl in TxBufferHead | |
1624 | //3.Set Frame Control | |
1625 | //4.Set Sequence Control | |
1626 | //5.Get S/W generate FCS | |
1627 | //-------------------- | |
1628 | ||
547f1cff JP |
1629 | s_vFillFragParameter(pDevice, pbyBuffer, uDMAIdx, (void *)ptdCurr, wFragType, cbReqCount); |
1630 | ||
1631 | ptdCurr->pTDInfo->dwReqCount = cbReqCount - uPadding; | |
1632 | ptdCurr->pTDInfo->dwHeaderLength = cbHeaderLength; | |
1633 | ptdCurr->pTDInfo->skb_dma = ptdCurr->pTDInfo->buf_dma; | |
1634 | ptdCurr->buff_addr = cpu_to_le32(ptdCurr->pTDInfo->skb_dma); | |
1635 | pDevice->iTDUsed[uDMAIdx]++; | |
1636 | pHeadTD = ptdCurr->next; | |
1637 | ||
5e0cc8a2 | 1638 | } else { |
547f1cff JP |
1639 | //========================= |
1640 | // Middle Fragmentation | |
1641 | //========================= | |
48caf5a0 | 1642 | pr_debug("Middle Fragmentation...\n"); |
547f1cff JP |
1643 | |
1644 | wFragType = FRAGCTL_MIDFRAG; | |
1645 | ||
1646 | //Fill FIFO,RrvTime,RTS,and CTS | |
1647 | s_vGenerateTxParameter(pDevice, byPktType, (void *)psTxBufHd, pvRrvTime, pvRTS, pvCTS, | |
1648 | cbFragmentSize, bNeedACK, uDMAIdx, psEthHeader, pDevice->wCurrentRate); | |
1649 | //Fill DataHead | |
1650 | uDuration = s_uFillDataHead(pDevice, byPktType, pvTxDataHd, cbFragmentSize, uDMAIdx, bNeedACK, | |
1651 | uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption, pDevice->wCurrentRate); | |
1652 | ||
1653 | // Generate TX MAC Header | |
1654 | vGenerateMACHeader(pDevice, pbyMacHdr, (unsigned short)uDuration, psEthHeader, bNeedEncrypt, | |
1655 | wFragType, uDMAIdx, uFragIdx); | |
1656 | ||
547f1cff JP |
1657 | if (bNeedEncrypt == true) { |
1658 | //Fill TXKEY | |
1659 | s_vFillTxKey(pDevice, (unsigned char *)(psTxBufHd->adwTxKey), pbyIVHead, pTransmitKey, | |
1660 | pbyMacHdr, (unsigned short)cbFragPayloadSize, (unsigned char *)pMICHDR); | |
1661 | ||
1662 | if (pDevice->bEnableHostWEP) { | |
1663 | pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16; | |
1664 | pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0 = pTransmitKey->wTSC15_0; | |
1665 | } | |
1666 | } | |
1667 | ||
1668 | cbReqCount = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen + cbFragPayloadSize; | |
1669 | //--------------------------- | |
1670 | // S/W or H/W Encryption | |
1671 | //--------------------------- | |
547f1cff JP |
1672 | |
1673 | pbyBuffer = (unsigned char *)pHeadTD->pTDInfo->buf; | |
547f1cff JP |
1674 | uLength = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen; |
1675 | ||
1676 | //copy TxBufferHeader + MacHeader to desc | |
1677 | memcpy(pbyBuffer, (void *)psTxBufHd, uLength); | |
1678 | ||
1679 | // Copy the Packet into a tx Buffer | |
1680 | memcpy((pbyBuffer + uLength), | |
1681 | (pPacket + 14 + uTotalCopyLength), | |
1682 | cbFragPayloadSize | |
1683 | ); | |
1684 | uTmpLen = cbFragPayloadSize; | |
1685 | ||
1686 | uTotalCopyLength += uTmpLen; | |
1687 | ||
1688 | if ((bNeedEncrypt == true) && (pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) { | |
547f1cff JP |
1689 | MIC_vAppend((pbyBuffer + uLength), uTmpLen); |
1690 | ||
1691 | if (uTmpLen < cbFragPayloadSize) { | |
1692 | bMIC2Frag = true; | |
1693 | uMICFragLen = cbFragPayloadSize - uTmpLen; | |
1694 | ASSERT(uMICFragLen < cbMIClen); | |
1695 | ||
d0daef30 MP |
1696 | pdwMIC_L = (u32 *)(pbyBuffer + uLength + uTmpLen); |
1697 | pdwMIC_R = (u32 *)(pbyBuffer + uLength + uTmpLen + 4); | |
547f1cff JP |
1698 | MIC_vGetMIC(pdwMIC_L, pdwMIC_R); |
1699 | dwSafeMIC_L = *pdwMIC_L; | |
1700 | dwSafeMIC_R = *pdwMIC_R; | |
1701 | ||
48caf5a0 JP |
1702 | pr_debug("MIDDLE: uMICFragLen:%d, cbFragPayloadSize:%d, uTmpLen:%d\n", |
1703 | uMICFragLen, | |
1704 | cbFragPayloadSize, | |
1705 | uTmpLen); | |
1706 | pr_debug("Fill MIC in Middle frag [%d]\n", | |
1707 | uMICFragLen); | |
1708 | pr_debug("Get MIC:%X, %X\n", | |
1709 | *pdwMIC_L, *pdwMIC_R); | |
547f1cff | 1710 | } |
48caf5a0 JP |
1711 | pr_debug("Middle frag len: %d\n", |
1712 | uTmpLen); | |
547f1cff JP |
1713 | |
1714 | } else { | |
1715 | ASSERT(uTmpLen == (cbFragPayloadSize)); | |
1716 | } | |
1717 | ||
1718 | if ((pDevice->byLocalID <= REV_ID_VT3253_A1)) { | |
1719 | if (bNeedEncrypt) { | |
1720 | s_vSWencryption(pDevice, pTransmitKey, (pbyBuffer + uLength), (unsigned short)cbFragPayloadSize); | |
1721 | cbReqCount += cbICVlen; | |
1722 | } | |
1723 | } | |
1724 | ||
1725 | ptdCurr = (PSTxDesc)pHeadTD; | |
1726 | ||
1727 | //-------------------- | |
1728 | //1.Set TSR1 & ReqCount in TxDescHead | |
1729 | //2.Set FragCtl in TxBufferHead | |
1730 | //3.Set Frame Control | |
1731 | //4.Set Sequence Control | |
1732 | //5.Get S/W generate FCS | |
1733 | //-------------------- | |
1734 | ||
1735 | s_vFillFragParameter(pDevice, pbyBuffer, uDMAIdx, (void *)ptdCurr, wFragType, cbReqCount); | |
1736 | ||
1737 | ptdCurr->pTDInfo->dwReqCount = cbReqCount - uPadding; | |
1738 | ptdCurr->pTDInfo->dwHeaderLength = cbHeaderLength; | |
1739 | ptdCurr->pTDInfo->skb_dma = ptdCurr->pTDInfo->buf_dma; | |
1740 | ptdCurr->buff_addr = cpu_to_le32(ptdCurr->pTDInfo->skb_dma); | |
1741 | pDevice->iTDUsed[uDMAIdx]++; | |
1742 | pHeadTD = ptdCurr->next; | |
1743 | } | |
1744 | } // for (uMACfragNum) | |
5e0cc8a2 | 1745 | } else { |
547f1cff JP |
1746 | //========================= |
1747 | // No Fragmentation | |
1748 | //========================= | |
547f1cff JP |
1749 | wFragType = FRAGCTL_NONFRAG; |
1750 | ||
1751 | //Set FragCtl in TxBufferHead | |
1752 | psTxBufHd->wFragCtl |= (unsigned short)wFragType; | |
1753 | ||
1754 | //Fill FIFO,RrvTime,RTS,and CTS | |
1755 | s_vGenerateTxParameter(pDevice, byPktType, (void *)psTxBufHd, pvRrvTime, pvRTS, pvCTS, | |
1756 | cbFrameSize, bNeedACK, uDMAIdx, psEthHeader, pDevice->wCurrentRate); | |
1757 | //Fill DataHead | |
1758 | uDuration = s_uFillDataHead(pDevice, byPktType, pvTxDataHd, cbFrameSize, uDMAIdx, bNeedACK, | |
1759 | 0, 0, uMACfragNum, byFBOption, pDevice->wCurrentRate); | |
1760 | ||
1761 | // Generate TX MAC Header | |
1762 | vGenerateMACHeader(pDevice, pbyMacHdr, (unsigned short)uDuration, psEthHeader, bNeedEncrypt, | |
1763 | wFragType, uDMAIdx, 0); | |
1764 | ||
1765 | if (bNeedEncrypt == true) { | |
1766 | //Fill TXKEY | |
1767 | s_vFillTxKey(pDevice, (unsigned char *)(psTxBufHd->adwTxKey), pbyIVHead, pTransmitKey, | |
1768 | pbyMacHdr, (unsigned short)cbFrameBodySize, (unsigned char *)pMICHDR); | |
1769 | ||
1770 | if (pDevice->bEnableHostWEP) { | |
1771 | pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16; | |
1772 | pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0 = pTransmitKey->wTSC15_0; | |
1773 | } | |
1774 | } | |
1775 | ||
1776 | // 802.1H | |
1777 | if (ntohs(psEthHeader->wType) > ETH_DATA_LEN) { | |
1778 | if ((psEthHeader->wType == TYPE_PKT_IPX) || | |
1779 | (psEthHeader->wType == cpu_to_le16(0xF380))) { | |
1780 | memcpy((unsigned char *)(pbyPayloadHead), &pDevice->abySNAP_Bridgetunnel[0], 6); | |
5e0cc8a2 | 1781 | } else { |
547f1cff JP |
1782 | memcpy((unsigned char *)(pbyPayloadHead), &pDevice->abySNAP_RFC1042[0], 6); |
1783 | } | |
1784 | pbyType = (unsigned char *)(pbyPayloadHead + 6); | |
1785 | memcpy(pbyType, &(psEthHeader->wType), sizeof(unsigned short)); | |
1786 | cb802_1_H_len = 8; | |
1787 | } | |
1788 | ||
1789 | cbReqCount = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen + (cbFrameBodySize + cbMIClen); | |
1790 | //--------------------------- | |
1791 | // S/W or H/W Encryption | |
1792 | //--------------------------- | |
547f1cff | 1793 | pbyBuffer = (unsigned char *)pHeadTD->pTDInfo->buf; |
547f1cff JP |
1794 | uLength = cbHeaderLength + cbMACHdLen + uPadding + cbIVlen + cb802_1_H_len; |
1795 | ||
1796 | //copy TxBufferHeader + MacHeader to desc | |
1797 | memcpy(pbyBuffer, (void *)psTxBufHd, uLength); | |
1798 | ||
1799 | // Copy the Packet into a tx Buffer | |
1800 | memcpy((pbyBuffer + uLength), | |
1801 | (pPacket + 14), | |
1802 | cbFrameBodySize - cb802_1_H_len | |
1803 | ); | |
1804 | ||
1805 | if ((bNeedEncrypt == true) && (pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) { | |
48caf5a0 JP |
1806 | pr_debug("Length:%d, %d\n", |
1807 | cbFrameBodySize - cb802_1_H_len, uLength); | |
547f1cff JP |
1808 | |
1809 | MIC_vAppend((pbyBuffer + uLength - cb802_1_H_len), cbFrameBodySize); | |
1810 | ||
d0daef30 MP |
1811 | pdwMIC_L = (u32 *)(pbyBuffer + uLength - cb802_1_H_len + cbFrameBodySize); |
1812 | pdwMIC_R = (u32 *)(pbyBuffer + uLength - cb802_1_H_len + cbFrameBodySize + 4); | |
547f1cff JP |
1813 | |
1814 | MIC_vGetMIC(pdwMIC_L, pdwMIC_R); | |
1815 | MIC_vUnInit(); | |
1816 | ||
547f1cff JP |
1817 | if (pDevice->bTxMICFail == true) { |
1818 | *pdwMIC_L = 0; | |
1819 | *pdwMIC_R = 0; | |
1820 | pDevice->bTxMICFail = false; | |
1821 | } | |
1822 | ||
48caf5a0 JP |
1823 | pr_debug("uLength: %d, %d\n", uLength, cbFrameBodySize); |
1824 | pr_debug("cbReqCount:%d, %d, %d, %d\n", | |
1825 | cbReqCount, cbHeaderLength, uPadding, cbIVlen); | |
1826 | pr_debug("MIC:%x, %x\n", *pdwMIC_L, *pdwMIC_R); | |
5449c685 | 1827 | |
547f1cff | 1828 | } |
5449c685 | 1829 | |
547f1cff JP |
1830 | if ((pDevice->byLocalID <= REV_ID_VT3253_A1)) { |
1831 | if (bNeedEncrypt) { | |
1832 | s_vSWencryption(pDevice, pTransmitKey, (pbyBuffer + uLength - cb802_1_H_len), | |
1833 | (unsigned short)(cbFrameBodySize + cbMIClen)); | |
1834 | cbReqCount += cbICVlen; | |
1835 | } | |
1836 | } | |
5449c685 | 1837 | |
547f1cff | 1838 | ptdCurr = (PSTxDesc)pHeadTD; |
5449c685 | 1839 | |
547f1cff JP |
1840 | ptdCurr->pTDInfo->dwReqCount = cbReqCount - uPadding; |
1841 | ptdCurr->pTDInfo->dwHeaderLength = cbHeaderLength; | |
1842 | ptdCurr->pTDInfo->skb_dma = ptdCurr->pTDInfo->buf_dma; | |
1843 | ptdCurr->buff_addr = cpu_to_le32(ptdCurr->pTDInfo->skb_dma); | |
1844 | //Set TSR1 & ReqCount in TxDescHead | |
1845 | ptdCurr->m_td1TD1.byTCR |= (TCR_STP | TCR_EDP | EDMSDU); | |
1846 | ptdCurr->m_td1TD1.wReqCount = cpu_to_le16((unsigned short)(cbReqCount)); | |
5449c685 | 1847 | |
547f1cff | 1848 | pDevice->iTDUsed[uDMAIdx]++; |
5449c685 | 1849 | |
547f1cff JP |
1850 | } |
1851 | *puMACfragNum = uMACfragNum; | |
4e8a7e5f | 1852 | |
547f1cff | 1853 | return cbHeaderLength; |
5449c685 FB |
1854 | } |
1855 | ||
6b35b7b3 | 1856 | void |
cf76dc4b MP |
1857 | vGenerateFIFOHeader(struct vnt_private *pDevice, unsigned char byPktType, |
1858 | unsigned char *pbyTxBufferAddr, bool bNeedEncrypt, | |
1859 | unsigned int cbPayloadSize, unsigned int uDMAIdx, | |
547f1cff JP |
1860 | PSTxDesc pHeadTD, PSEthernetHeader psEthHeader, unsigned char *pPacket, |
1861 | PSKeyItem pTransmitKey, unsigned int uNodeIndex, unsigned int *puMACfragNum, | |
1862 | unsigned int *pcbHeaderSize) | |
5449c685 | 1863 | { |
547f1cff JP |
1864 | unsigned int wTxBufSize; // FFinfo size |
1865 | bool bNeedACK; | |
1866 | bool bIsAdhoc; | |
1867 | unsigned short cbMacHdLen; | |
1868 | PSTxBufHead pTxBufHead = (PSTxBufHead) pbyTxBufferAddr; | |
1869 | ||
1870 | wTxBufSize = sizeof(STxBufHead); | |
1871 | ||
1872 | memset(pTxBufHead, 0, wTxBufSize); | |
1873 | //Set FIFOCTL_NEEDACK | |
1874 | ||
1875 | if ((pDevice->eOPMode == OP_MODE_ADHOC) || | |
1876 | (pDevice->eOPMode == OP_MODE_AP)) { | |
1877 | if (is_multicast_ether_addr(&(psEthHeader->abyDstAddr[0]))) { | |
1878 | bNeedACK = false; | |
1879 | pTxBufHead->wFIFOCtl = pTxBufHead->wFIFOCtl & (~FIFOCTL_NEEDACK); | |
5e0cc8a2 | 1880 | } else { |
547f1cff JP |
1881 | bNeedACK = true; |
1882 | pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK; | |
1883 | } | |
1884 | bIsAdhoc = true; | |
5e0cc8a2 | 1885 | } else { |
547f1cff JP |
1886 | // MSDUs in Infra mode always need ACK |
1887 | bNeedACK = true; | |
1888 | pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK; | |
1889 | bIsAdhoc = false; | |
1890 | } | |
1891 | ||
547f1cff JP |
1892 | pTxBufHead->wFIFOCtl |= FIFOCTL_TMOEN; |
1893 | pTxBufHead->wTimeStamp = cpu_to_le16(DEFAULT_MSDU_LIFETIME_RES_64us); | |
1894 | ||
1895 | //Set FIFOCTL_LHEAD | |
1896 | if (pDevice->bLongHeader) | |
1897 | pTxBufHead->wFIFOCtl |= FIFOCTL_LHEAD; | |
1898 | ||
1899 | //Set FIFOCTL_GENINT | |
1900 | ||
1901 | pTxBufHead->wFIFOCtl |= FIFOCTL_GENINT; | |
1902 | ||
547f1cff | 1903 | //Set FIFOCTL_ISDMA0 |
bc5cf656 | 1904 | if (TYPE_TXDMA0 == uDMAIdx) |
547f1cff | 1905 | pTxBufHead->wFIFOCtl |= FIFOCTL_ISDMA0; |
547f1cff JP |
1906 | |
1907 | //Set FRAGCTL_MACHDCNT | |
bc5cf656 | 1908 | if (pDevice->bLongHeader) |
547f1cff | 1909 | cbMacHdLen = WLAN_HDR_ADDR3_LEN + 6; |
bc5cf656 | 1910 | else |
547f1cff | 1911 | cbMacHdLen = WLAN_HDR_ADDR3_LEN; |
bc5cf656 | 1912 | |
547f1cff JP |
1913 | pTxBufHead->wFragCtl |= cpu_to_le16((unsigned short)(cbMacHdLen << 10)); |
1914 | ||
1915 | //Set packet type | |
bc5cf656 | 1916 | if (byPktType == PK_TYPE_11A) //0000 0000 0000 0000 |
547f1cff | 1917 | ; |
bc5cf656 | 1918 | else if (byPktType == PK_TYPE_11B) //0000 0001 0000 0000 |
547f1cff | 1919 | pTxBufHead->wFIFOCtl |= FIFOCTL_11B; |
bc5cf656 | 1920 | else if (byPktType == PK_TYPE_11GB) //0000 0010 0000 0000 |
547f1cff | 1921 | pTxBufHead->wFIFOCtl |= FIFOCTL_11GB; |
bc5cf656 | 1922 | else if (byPktType == PK_TYPE_11GA) //0000 0011 0000 0000 |
547f1cff | 1923 | pTxBufHead->wFIFOCtl |= FIFOCTL_11GA; |
bc5cf656 | 1924 | |
547f1cff | 1925 | //Set FIFOCTL_GrpAckPolicy |
bc5cf656 | 1926 | if (pDevice->bGrpAckPolicy == true) //0000 0100 0000 0000 |
547f1cff | 1927 | pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK; |
547f1cff JP |
1928 | |
1929 | //Set Auto Fallback Ctl | |
1930 | if (pDevice->wCurrentRate >= RATE_18M) { | |
bc5cf656 | 1931 | if (pDevice->byAutoFBCtrl == AUTO_FB_0) |
547f1cff | 1932 | pTxBufHead->wFIFOCtl |= FIFOCTL_AUTO_FB_0; |
bc5cf656 | 1933 | else if (pDevice->byAutoFBCtrl == AUTO_FB_1) |
547f1cff | 1934 | pTxBufHead->wFIFOCtl |= FIFOCTL_AUTO_FB_1; |
547f1cff JP |
1935 | } |
1936 | ||
1937 | //Set FRAGCTL_WEPTYP | |
1938 | pDevice->bAES = false; | |
1939 | ||
1940 | //Set FRAGCTL_WEPTYP | |
1941 | if (pDevice->byLocalID > REV_ID_VT3253_A1) { | |
1942 | if ((bNeedEncrypt) && (pTransmitKey != NULL)) { //WEP enabled | |
1943 | if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { | |
1944 | pTxBufHead->wFragCtl |= FRAGCTL_TKIP; | |
5e0cc8a2 | 1945 | } else if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { //WEP40 or WEP104 |
547f1cff JP |
1946 | if (pTransmitKey->uKeyLength != WLAN_WEP232_KEYLEN) |
1947 | pTxBufHead->wFragCtl |= FRAGCTL_LEGACY; | |
5e0cc8a2 | 1948 | } else if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) { //CCMP |
547f1cff JP |
1949 | pTxBufHead->wFragCtl |= FRAGCTL_AES; |
1950 | } | |
1951 | } | |
1952 | } | |
5449c685 | 1953 | |
5449c685 | 1954 | RFbSetPower(pDevice, pDevice->wCurrentRate, pDevice->byCurrentCh); |
281a19d2 | 1955 | |
547f1cff | 1956 | pTxBufHead->byTxPower = pDevice->byCurPwr; |
5449c685 | 1957 | |
547f1cff JP |
1958 | *pcbHeaderSize = s_cbFillTxBufHead(pDevice, byPktType, pbyTxBufferAddr, cbPayloadSize, |
1959 | uDMAIdx, pHeadTD, psEthHeader, pPacket, bNeedEncrypt, | |
1960 | pTransmitKey, uNodeIndex, puMACfragNum); | |
5449c685 FB |
1961 | } |
1962 | ||
5449c685 FB |
1963 | /*+ |
1964 | * | |
1965 | * Description: | |
1966 | * Translate 802.3 to 802.11 header | |
1967 | * | |
1968 | * Parameters: | |
1969 | * In: | |
f77f13e2 | 1970 | * pDevice - Pointer to adapter |
5449c685 FB |
1971 | * dwTxBufferAddr - Transmit Buffer |
1972 | * pPacket - Packet from upper layer | |
1973 | * cbPacketSize - Transmit Data Length | |
1974 | * Out: | |
1975 | * pcbHeadSize - Header size of MAC&Baseband control and 802.11 Header | |
1976 | * pcbAppendPayload - size of append payload for 802.1H translation | |
1977 | * | |
1978 | * Return Value: none | |
1979 | * | |
547f1cff | 1980 | -*/ |
5449c685 | 1981 | |
6b35b7b3 | 1982 | void |
547f1cff | 1983 | vGenerateMACHeader( |
cf76dc4b | 1984 | struct vnt_private *pDevice, |
547f1cff JP |
1985 | unsigned char *pbyBufferAddr, |
1986 | unsigned short wDuration, | |
1987 | PSEthernetHeader psEthHeader, | |
1988 | bool bNeedEncrypt, | |
1989 | unsigned short wFragType, | |
1990 | unsigned int uDMAIdx, | |
1991 | unsigned int uFragIdx | |
1992 | ) | |
5449c685 | 1993 | { |
547f1cff JP |
1994 | PS802_11Header pMACHeader = (PS802_11Header)pbyBufferAddr; |
1995 | ||
4e8a7e5f | 1996 | memset(pMACHeader, 0, (sizeof(S802_11Header))); |
547f1cff | 1997 | |
bc5cf656 | 1998 | if (uDMAIdx == TYPE_ATIMDMA) |
547f1cff | 1999 | pMACHeader->wFrameCtl = TYPE_802_11_ATIM; |
bc5cf656 | 2000 | else |
547f1cff | 2001 | pMACHeader->wFrameCtl = TYPE_802_11_DATA; |
547f1cff JP |
2002 | |
2003 | if (pDevice->eOPMode == OP_MODE_AP) { | |
2004 | memcpy(&(pMACHeader->abyAddr1[0]), &(psEthHeader->abyDstAddr[0]), ETH_ALEN); | |
2005 | memcpy(&(pMACHeader->abyAddr2[0]), &(pDevice->abyBSSID[0]), ETH_ALEN); | |
2006 | memcpy(&(pMACHeader->abyAddr3[0]), &(psEthHeader->abySrcAddr[0]), ETH_ALEN); | |
2007 | pMACHeader->wFrameCtl |= FC_FROMDS; | |
5e0cc8a2 | 2008 | } else { |
547f1cff JP |
2009 | if (pDevice->eOPMode == OP_MODE_ADHOC) { |
2010 | memcpy(&(pMACHeader->abyAddr1[0]), &(psEthHeader->abyDstAddr[0]), ETH_ALEN); | |
2011 | memcpy(&(pMACHeader->abyAddr2[0]), &(psEthHeader->abySrcAddr[0]), ETH_ALEN); | |
2012 | memcpy(&(pMACHeader->abyAddr3[0]), &(pDevice->abyBSSID[0]), ETH_ALEN); | |
5e0cc8a2 | 2013 | } else { |
547f1cff JP |
2014 | memcpy(&(pMACHeader->abyAddr3[0]), &(psEthHeader->abyDstAddr[0]), ETH_ALEN); |
2015 | memcpy(&(pMACHeader->abyAddr2[0]), &(psEthHeader->abySrcAddr[0]), ETH_ALEN); | |
2016 | memcpy(&(pMACHeader->abyAddr1[0]), &(pDevice->abyBSSID[0]), ETH_ALEN); | |
2017 | pMACHeader->wFrameCtl |= FC_TODS; | |
2018 | } | |
2019 | } | |
2020 | ||
2021 | if (bNeedEncrypt) | |
2022 | pMACHeader->wFrameCtl |= cpu_to_le16((unsigned short)WLAN_SET_FC_ISWEP(1)); | |
2023 | ||
2024 | pMACHeader->wDurationID = cpu_to_le16(wDuration); | |
2025 | ||
2026 | if (pDevice->bLongHeader) { | |
2027 | PWLAN_80211HDR_A4 pMACA4Header = (PWLAN_80211HDR_A4) pbyBufferAddr; | |
6b711271 | 2028 | |
547f1cff JP |
2029 | pMACHeader->wFrameCtl |= (FC_TODS | FC_FROMDS); |
2030 | memcpy(pMACA4Header->abyAddr4, pDevice->abyBSSID, WLAN_ADDR_LEN); | |
2031 | } | |
2032 | pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4); | |
2033 | ||
2034 | //Set FragNumber in Sequence Control | |
2035 | pMACHeader->wSeqCtl |= cpu_to_le16((unsigned short)uFragIdx); | |
2036 | ||
2037 | if ((wFragType == FRAGCTL_ENDFRAG) || (wFragType == FRAGCTL_NONFRAG)) { | |
2038 | pDevice->wSeqCounter++; | |
2039 | if (pDevice->wSeqCounter > 0x0fff) | |
2040 | pDevice->wSeqCounter = 0; | |
2041 | } | |
2042 | ||
bc5cf656 | 2043 | if ((wFragType == FRAGCTL_STAFRAG) || (wFragType == FRAGCTL_MIDFRAG)) //StartFrag or MidFrag |
547f1cff | 2044 | pMACHeader->wFrameCtl |= FC_MOREFRAG; |
5449c685 FB |
2045 | } |
2046 | ||
cf76dc4b | 2047 | CMD_STATUS csMgmt_xmit(struct vnt_private *pDevice, PSTxMgmtPacket pPacket) |
84b50762 | 2048 | { |
547f1cff JP |
2049 | PSTxDesc pFrstTD; |
2050 | unsigned char byPktType; | |
2051 | unsigned char *pbyTxBufferAddr; | |
2052 | void *pvRTS; | |
2053 | PSCTS pCTS; | |
2054 | void *pvTxDataHd; | |
2055 | unsigned int uDuration; | |
2056 | unsigned int cbReqCount; | |
2057 | PS802_11Header pMACHeader; | |
2058 | unsigned int cbHeaderSize; | |
2059 | unsigned int cbFrameBodySize; | |
2060 | bool bNeedACK; | |
2061 | bool bIsPSPOLL = false; | |
2062 | PSTxBufHead pTxBufHead; | |
2063 | unsigned int cbFrameSize; | |
2064 | unsigned int cbIVlen = 0; | |
2065 | unsigned int cbICVlen = 0; | |
2066 | unsigned int cbMIClen = 0; | |
2067 | unsigned int cbFCSlen = 4; | |
2068 | unsigned int uPadding = 0; | |
2069 | unsigned short wTxBufSize; | |
2070 | unsigned int cbMacHdLen; | |
2071 | SEthernetHeader sEthHeader; | |
2072 | void *pvRrvTime; | |
2073 | void *pMICHDR; | |
2074 | PSMgmtObject pMgmt = pDevice->pMgmt; | |
2075 | unsigned short wCurrentRate = RATE_1M; | |
2076 | ||
bc5cf656 | 2077 | if (AVAIL_TD(pDevice, TYPE_TXDMA0) <= 0) |
547f1cff | 2078 | return CMD_STATUS_RESOURCES; |
547f1cff JP |
2079 | |
2080 | pFrstTD = pDevice->apCurrTD[TYPE_TXDMA0]; | |
2081 | pbyTxBufferAddr = (unsigned char *)pFrstTD->pTDInfo->buf; | |
2082 | cbFrameBodySize = pPacket->cbPayloadLen; | |
2083 | pTxBufHead = (PSTxBufHead) pbyTxBufferAddr; | |
2084 | wTxBufSize = sizeof(STxBufHead); | |
2085 | memset(pTxBufHead, 0, wTxBufSize); | |
2086 | ||
2087 | if (pDevice->eCurrentPHYType == PHY_TYPE_11A) { | |
2088 | wCurrentRate = RATE_6M; | |
2089 | byPktType = PK_TYPE_11A; | |
2090 | } else { | |
2091 | wCurrentRate = RATE_1M; | |
2092 | byPktType = PK_TYPE_11B; | |
2093 | } | |
2094 | ||
2095 | // SetPower will cause error power TX state for OFDM Date packet in TX buffer. | |
2096 | // 2004.11.11 Kyle -- Using OFDM power to tx MngPkt will decrease the connection capability. | |
2097 | // And cmd timer will wait data pkt TX finish before scanning so it's OK | |
2098 | // to set power here. | |
bc5cf656 | 2099 | if (pDevice->pMgmt->eScanState != WMAC_NO_SCANNING) |
5449c685 | 2100 | RFbSetPower(pDevice, wCurrentRate, pDevice->byCurrentCh); |
bc5cf656 | 2101 | else |
547f1cff | 2102 | RFbSetPower(pDevice, wCurrentRate, pMgmt->uCurrChannel); |
bc5cf656 | 2103 | |
547f1cff JP |
2104 | pTxBufHead->byTxPower = pDevice->byCurPwr; |
2105 | //+++++++++++++++++++++ Patch VT3253 A1 performance +++++++++++++++++++++++++++ | |
2106 | if (pDevice->byFOETuning) { | |
2107 | if ((pPacket->p80211Header->sA3.wFrameCtl & TYPE_DATE_NULL) == TYPE_DATE_NULL) { | |
2108 | wCurrentRate = RATE_24M; | |
2109 | byPktType = PK_TYPE_11GA; | |
2110 | } | |
2111 | } | |
2112 | ||
2113 | //Set packet type | |
2114 | if (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000 | |
2115 | pTxBufHead->wFIFOCtl = 0; | |
5e0cc8a2 | 2116 | } else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000 |
547f1cff | 2117 | pTxBufHead->wFIFOCtl |= FIFOCTL_11B; |
5e0cc8a2 | 2118 | } else if (byPktType == PK_TYPE_11GB) {//0000 0010 0000 0000 |
547f1cff | 2119 | pTxBufHead->wFIFOCtl |= FIFOCTL_11GB; |
5e0cc8a2 | 2120 | } else if (byPktType == PK_TYPE_11GA) {//0000 0011 0000 0000 |
547f1cff JP |
2121 | pTxBufHead->wFIFOCtl |= FIFOCTL_11GA; |
2122 | } | |
2123 | ||
2124 | pTxBufHead->wFIFOCtl |= FIFOCTL_TMOEN; | |
2125 | pTxBufHead->wTimeStamp = cpu_to_le16(DEFAULT_MGN_LIFETIME_RES_64us); | |
2126 | ||
547f1cff JP |
2127 | if (is_multicast_ether_addr(&(pPacket->p80211Header->sA3.abyAddr1[0]))) |
2128 | bNeedACK = false; | |
2129 | else { | |
2130 | bNeedACK = true; | |
2131 | pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK; | |
88cc8507 | 2132 | } |
547f1cff JP |
2133 | |
2134 | if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) || | |
2135 | (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA)) { | |
547f1cff | 2136 | pTxBufHead->wFIFOCtl |= FIFOCTL_LRETRY; |
547f1cff JP |
2137 | } |
2138 | ||
2139 | pTxBufHead->wFIFOCtl |= (FIFOCTL_GENINT | FIFOCTL_ISDMA0); | |
2140 | ||
2141 | if ((pPacket->p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_CTL_PSPOLL) { | |
2142 | bIsPSPOLL = true; | |
2143 | cbMacHdLen = WLAN_HDR_ADDR2_LEN; | |
2144 | } else { | |
2145 | cbMacHdLen = WLAN_HDR_ADDR3_LEN; | |
2146 | } | |
2147 | ||
2148 | //Set FRAGCTL_MACHDCNT | |
2149 | pTxBufHead->wFragCtl |= cpu_to_le16((unsigned short)(cbMacHdLen << 10)); | |
2150 | ||
2151 | // Notes: | |
2152 | // Although spec says MMPDU can be fragmented; In most cases, | |
2153 | // no one will send a MMPDU under fragmentation. With RTS may occur. | |
2154 | pDevice->bAES = false; //Set FRAGCTL_WEPTYP | |
2155 | ||
2156 | if (WLAN_GET_FC_ISWEP(pPacket->p80211Header->sA4.wFrameCtl) != 0) { | |
2157 | if (pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) { | |
2158 | cbIVlen = 4; | |
2159 | cbICVlen = 4; | |
2160 | pTxBufHead->wFragCtl |= FRAGCTL_LEGACY; | |
5e0cc8a2 | 2161 | } else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) { |
547f1cff JP |
2162 | cbIVlen = 8;//IV+ExtIV |
2163 | cbMIClen = 8; | |
2164 | cbICVlen = 4; | |
2165 | pTxBufHead->wFragCtl |= FRAGCTL_TKIP; | |
2166 | //We need to get seed here for filling TxKey entry. | |
5e0cc8a2 | 2167 | } else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) { |
547f1cff JP |
2168 | cbIVlen = 8;//RSN Header |
2169 | cbICVlen = 8;//MIC | |
2170 | pTxBufHead->wFragCtl |= FRAGCTL_AES; | |
2171 | pDevice->bAES = true; | |
2172 | } | |
2173 | //MAC Header should be padding 0 to DW alignment. | |
2174 | uPadding = 4 - (cbMacHdLen%4); | |
2175 | uPadding %= 4; | |
2176 | } | |
2177 | ||
2178 | cbFrameSize = cbMacHdLen + cbFrameBodySize + cbIVlen + cbMIClen + cbICVlen + cbFCSlen; | |
2179 | ||
2180 | //Set FIFOCTL_GrpAckPolicy | |
bc5cf656 | 2181 | if (pDevice->bGrpAckPolicy == true) //0000 0100 0000 0000 |
547f1cff | 2182 | pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK; |
bc5cf656 | 2183 | |
547f1cff JP |
2184 | //the rest of pTxBufHead->wFragCtl:FragTyp will be set later in s_vFillFragParameter() |
2185 | ||
2186 | //Set RrvTime/RTS/CTS Buffer | |
2187 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet | |
d66a5a74 | 2188 | pvRrvTime = (void *) (pbyTxBufferAddr + wTxBufSize); |
547f1cff JP |
2189 | pMICHDR = NULL; |
2190 | pvRTS = NULL; | |
d66a5a74 MP |
2191 | pCTS = (PSCTS) (pbyTxBufferAddr + wTxBufSize + |
2192 | sizeof(struct vnt_rrv_time_cts)); | |
72edb7ed | 2193 | pvTxDataHd = (void *)(pbyTxBufferAddr + wTxBufSize + |
d66a5a74 MP |
2194 | sizeof(struct vnt_rrv_time_cts) + sizeof(SCTS)); |
2195 | cbHeaderSize = wTxBufSize + sizeof(struct vnt_rrv_time_cts) + | |
72edb7ed | 2196 | sizeof(SCTS) + sizeof(struct vnt_tx_datahead_g); |
5e0cc8a2 | 2197 | } else { // 802.11a/b packet |
f6a634c3 | 2198 | pvRrvTime = (void *)(pbyTxBufferAddr + wTxBufSize); |
547f1cff JP |
2199 | pMICHDR = NULL; |
2200 | pvRTS = NULL; | |
2201 | pCTS = NULL; | |
f6a634c3 MP |
2202 | pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(struct vnt_rrv_time_ab)); |
2203 | cbHeaderSize = wTxBufSize + sizeof(struct vnt_rrv_time_ab) + sizeof(STxDataHead_ab); | |
547f1cff JP |
2204 | } |
2205 | ||
2206 | memset((void *)(pbyTxBufferAddr + wTxBufSize), 0, (cbHeaderSize - wTxBufSize)); | |
2207 | ||
2208 | memcpy(&(sEthHeader.abyDstAddr[0]), &(pPacket->p80211Header->sA3.abyAddr1[0]), ETH_ALEN); | |
2209 | memcpy(&(sEthHeader.abySrcAddr[0]), &(pPacket->p80211Header->sA3.abyAddr2[0]), ETH_ALEN); | |
2210 | //========================= | |
2211 | // No Fragmentation | |
2212 | //========================= | |
2213 | pTxBufHead->wFragCtl |= (unsigned short)FRAGCTL_NONFRAG; | |
2214 | ||
547f1cff JP |
2215 | //Fill FIFO,RrvTime,RTS,and CTS |
2216 | s_vGenerateTxParameter(pDevice, byPktType, pbyTxBufferAddr, pvRrvTime, pvRTS, pCTS, | |
2217 | cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader, wCurrentRate); | |
2218 | ||
2219 | //Fill DataHead | |
2220 | uDuration = s_uFillDataHead(pDevice, byPktType, pvTxDataHd, cbFrameSize, TYPE_TXDMA0, bNeedACK, | |
2221 | 0, 0, 1, AUTO_FB_NONE, wCurrentRate); | |
2222 | ||
2223 | pMACHeader = (PS802_11Header) (pbyTxBufferAddr + cbHeaderSize); | |
2224 | ||
2225 | cbReqCount = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen + cbFrameBodySize; | |
2226 | ||
2227 | if (WLAN_GET_FC_ISWEP(pPacket->p80211Header->sA4.wFrameCtl) != 0) { | |
2228 | unsigned char *pbyIVHead; | |
2229 | unsigned char *pbyPayloadHead; | |
2230 | unsigned char *pbyBSSID; | |
2231 | PSKeyItem pTransmitKey = NULL; | |
2232 | ||
2233 | pbyIVHead = (unsigned char *)(pbyTxBufferAddr + cbHeaderSize + cbMacHdLen + uPadding); | |
2234 | pbyPayloadHead = (unsigned char *)(pbyTxBufferAddr + cbHeaderSize + cbMacHdLen + uPadding + cbIVlen); | |
2235 | ||
2236 | //Fill TXKEY | |
2237 | //Kyle: Need fix: TKIP and AES did't encrypt Mnt Packet. | |
2238 | //s_vFillTxKey(pDevice, (unsigned char *)pTxBufHead->adwTxKey, NULL); | |
2239 | ||
2240 | //Fill IV(ExtIV,RSNHDR) | |
2241 | //s_vFillPrePayload(pDevice, pbyIVHead, NULL); | |
2242 | //--------------------------- | |
2243 | // S/W or H/W Encryption | |
2244 | //--------------------------- | |
547f1cff JP |
2245 | do { |
2246 | if ((pDevice->eOPMode == OP_MODE_INFRASTRUCTURE) && | |
2247 | (pDevice->bLinkPass == true)) { | |
2248 | pbyBSSID = pDevice->abyBSSID; | |
2249 | // get pairwise key | |
2250 | if (KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, PAIRWISE_KEY, &pTransmitKey) == false) { | |
2251 | // get group key | |
2252 | if (KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == true) { | |
48caf5a0 | 2253 | pr_debug("Get GTK\n"); |
547f1cff JP |
2254 | break; |
2255 | } | |
2256 | } else { | |
48caf5a0 | 2257 | pr_debug("Get PTK\n"); |
547f1cff JP |
2258 | break; |
2259 | } | |
2260 | } | |
2261 | // get group key | |
2262 | pbyBSSID = pDevice->abyBroadcastAddr; | |
2263 | if (KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == false) { | |
2264 | pTransmitKey = NULL; | |
48caf5a0 JP |
2265 | pr_debug("KEY is NULL. OP Mode[%d]\n", |
2266 | pDevice->eOPMode); | |
547f1cff | 2267 | } else { |
48caf5a0 | 2268 | pr_debug("Get GTK\n"); |
547f1cff JP |
2269 | } |
2270 | } while (false); | |
2271 | //Fill TXKEY | |
2272 | s_vFillTxKey(pDevice, (unsigned char *)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey, | |
2273 | (unsigned char *)pMACHeader, (unsigned short)cbFrameBodySize, NULL); | |
2274 | ||
2275 | memcpy(pMACHeader, pPacket->p80211Header, cbMacHdLen); | |
2276 | memcpy(pbyPayloadHead, ((unsigned char *)(pPacket->p80211Header) + cbMacHdLen), | |
2277 | cbFrameBodySize); | |
5e0cc8a2 | 2278 | } else { |
547f1cff JP |
2279 | // Copy the Packet into a tx Buffer |
2280 | memcpy(pMACHeader, pPacket->p80211Header, pPacket->cbMPDULen); | |
2281 | } | |
2282 | ||
2283 | pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4); | |
2284 | pDevice->wSeqCounter++; | |
2285 | if (pDevice->wSeqCounter > 0x0fff) | |
2286 | pDevice->wSeqCounter = 0; | |
2287 | ||
2288 | if (bIsPSPOLL) { | |
2289 | // The MAC will automatically replace the Duration-field of MAC header by Duration-field | |
2290 | // of FIFO control header. | |
2291 | // This will cause AID-field of PS-POLL packet to be incorrect (Because PS-POLL's AID field is | |
2292 | // in the same place of other packet's Duration-field). | |
2293 | // And it will cause Cisco-AP to issue Disassociation-packet | |
2294 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { | |
72edb7ed MP |
2295 | ((struct vnt_tx_datahead_g *)pvTxDataHd)->duration_a = cpu_to_le16(pPacket->p80211Header->sA2.wDurationID); |
2296 | ((struct vnt_tx_datahead_g *)pvTxDataHd)->duration_b = cpu_to_le16(pPacket->p80211Header->sA2.wDurationID); | |
547f1cff JP |
2297 | } else { |
2298 | ((PSTxDataHead_ab)pvTxDataHd)->wDuration = cpu_to_le16(pPacket->p80211Header->sA2.wDurationID); | |
2299 | } | |
2300 | } | |
2301 | ||
547f1cff JP |
2302 | // first TD is the only TD |
2303 | //Set TSR1 & ReqCount in TxDescHead | |
2304 | pFrstTD->m_td1TD1.byTCR = (TCR_STP | TCR_EDP | EDMSDU); | |
2305 | pFrstTD->pTDInfo->skb_dma = pFrstTD->pTDInfo->buf_dma; | |
2306 | pFrstTD->m_td1TD1.wReqCount = cpu_to_le16((unsigned short)(cbReqCount)); | |
2307 | pFrstTD->buff_addr = cpu_to_le32(pFrstTD->pTDInfo->skb_dma); | |
2308 | pFrstTD->pTDInfo->byFlags = 0; | |
2309 | ||
2310 | if (MACbIsRegBitsOn(pDevice->PortOffset, MAC_REG_PSCTL, PSCTL_PS)) { | |
2311 | // Disable PS | |
2312 | MACbPSWakeup(pDevice->PortOffset); | |
2313 | } | |
2314 | pDevice->bPWBitOn = false; | |
2315 | ||
2316 | wmb(); | |
2317 | pFrstTD->m_td0TD0.f1Owner = OWNED_BY_NIC; | |
2318 | wmb(); | |
2319 | ||
2320 | pDevice->iTDUsed[TYPE_TXDMA0]++; | |
2321 | ||
bc5cf656 | 2322 | if (AVAIL_TD(pDevice, TYPE_TXDMA0) <= 1) |
48caf5a0 | 2323 | pr_debug(" available td0 <= 1\n"); |
547f1cff JP |
2324 | |
2325 | pDevice->apCurrTD[TYPE_TXDMA0] = pFrstTD->next; | |
5449c685 | 2326 | |
547f1cff | 2327 | pDevice->nTxDataTimeCout = 0; //2008-8-21 chester <add> for send null packet |
5449c685 | 2328 | |
547f1cff JP |
2329 | // Poll Transmit the adapter |
2330 | MACvTransmit0(pDevice->PortOffset); | |
5449c685 | 2331 | |
547f1cff | 2332 | return CMD_STATUS_PENDING; |
5449c685 FB |
2333 | } |
2334 | ||
cf76dc4b | 2335 | CMD_STATUS csBeacon_xmit(struct vnt_private *pDevice, PSTxMgmtPacket pPacket) |
84b50762 | 2336 | { |
547f1cff JP |
2337 | unsigned char byPktType; |
2338 | unsigned char *pbyBuffer = (unsigned char *)pDevice->tx_beacon_bufs; | |
2339 | unsigned int cbFrameSize = pPacket->cbMPDULen + WLAN_FCS_LEN; | |
2340 | unsigned int cbHeaderSize = 0; | |
96417235 MP |
2341 | struct vnt_tx_short_buf_head *short_head = |
2342 | (struct vnt_tx_short_buf_head *)pbyBuffer; | |
547f1cff JP |
2343 | PS802_11Header pMACHeader; |
2344 | unsigned short wCurrentRate; | |
547f1cff | 2345 | |
96417235 | 2346 | memset(short_head, 0, sizeof(*short_head)); |
547f1cff JP |
2347 | |
2348 | if (pDevice->eCurrentPHYType == PHY_TYPE_11A) { | |
2349 | wCurrentRate = RATE_6M; | |
2350 | byPktType = PK_TYPE_11A; | |
2351 | } else { | |
2352 | wCurrentRate = RATE_2M; | |
2353 | byPktType = PK_TYPE_11B; | |
2354 | } | |
2355 | ||
2356 | //Set Preamble type always long | |
2357 | pDevice->byPreambleType = PREAMBLE_LONG; | |
2358 | ||
96417235 MP |
2359 | /* Set FIFOCTL_GENINT */ |
2360 | short_head->fifo_ctl |= cpu_to_le16(FIFOCTL_GENINT); | |
547f1cff | 2361 | |
96417235 | 2362 | /* Set packet type & Get Duration */ |
547f1cff | 2363 | if (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000 |
96417235 MP |
2364 | short_head->duration = |
2365 | cpu_to_le16((u16)s_uGetDataDuration(pDevice, DATADUR_A, | |
2366 | cbFrameSize, byPktType, wCurrentRate, false, | |
2367 | 0, 0, 1, AUTO_FB_NONE)); | |
5e0cc8a2 | 2368 | } else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000 |
96417235 MP |
2369 | short_head->fifo_ctl |= cpu_to_le16(FIFOCTL_11B); |
2370 | ||
2371 | short_head->duration = | |
2372 | cpu_to_le16((u16)s_uGetDataDuration(pDevice, DATADUR_B, | |
2373 | cbFrameSize, byPktType, wCurrentRate, false, | |
2374 | 0, 0, 1, AUTO_FB_NONE)); | |
547f1cff JP |
2375 | } |
2376 | ||
429a2474 | 2377 | vnt_get_phy_field(pDevice, cbFrameSize, |
96417235 | 2378 | wCurrentRate, byPktType, &short_head->ab); |
429a2474 | 2379 | |
96417235 | 2380 | /* Get TimeStampOff */ |
d6b95c06 | 2381 | short_head->time_stamp_off = vnt_time_stamp_off(pDevice, wCurrentRate); |
96417235 | 2382 | cbHeaderSize = sizeof(struct vnt_tx_short_buf_head); |
547f1cff JP |
2383 | |
2384 | //Generate Beacon Header | |
2385 | pMACHeader = (PS802_11Header)(pbyBuffer + cbHeaderSize); | |
2386 | memcpy(pMACHeader, pPacket->p80211Header, pPacket->cbMPDULen); | |
2387 | ||
2388 | pMACHeader->wDurationID = 0; | |
2389 | pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4); | |
2390 | pDevice->wSeqCounter++; | |
2391 | if (pDevice->wSeqCounter > 0x0fff) | |
2392 | pDevice->wSeqCounter = 0; | |
2393 | ||
2394 | // Set Beacon buffer length | |
2395 | pDevice->wBCNBufLen = pPacket->cbMPDULen + cbHeaderSize; | |
2396 | ||
2397 | MACvSetCurrBCNTxDescAddr(pDevice->PortOffset, (pDevice->tx_beacon_dma)); | |
2398 | ||
2399 | MACvSetCurrBCNLength(pDevice->PortOffset, pDevice->wBCNBufLen); | |
2400 | // Set auto Transmit on | |
2401 | MACvRegBitsOn(pDevice->PortOffset, MAC_REG_TCR, TCR_AUTOBCNTX); | |
2402 | // Poll Transmit the adapter | |
2403 | MACvTransmitBCN(pDevice->PortOffset); | |
2404 | ||
2405 | return CMD_STATUS_PENDING; | |
5449c685 FB |
2406 | } |
2407 | ||
b6e95cd5 | 2408 | unsigned int |
547f1cff | 2409 | cbGetFragCount( |
cf76dc4b | 2410 | struct vnt_private *pDevice, |
547f1cff JP |
2411 | PSKeyItem pTransmitKey, |
2412 | unsigned int cbFrameBodySize, | |
2413 | PSEthernetHeader psEthHeader | |
2414 | ) | |
5449c685 | 2415 | { |
547f1cff JP |
2416 | unsigned int cbMACHdLen; |
2417 | unsigned int cbFrameSize; | |
2418 | unsigned int cbFragmentSize; //Hdr+(IV)+payoad+(MIC)+(ICV)+FCS | |
2419 | unsigned int cbFragPayloadSize; | |
2420 | unsigned int cbLastFragPayloadSize; | |
2421 | unsigned int cbIVlen = 0; | |
2422 | unsigned int cbICVlen = 0; | |
2423 | unsigned int cbMIClen = 0; | |
2424 | unsigned int cbFCSlen = 4; | |
2425 | unsigned int uMACfragNum = 1; | |
2426 | bool bNeedACK; | |
2427 | ||
547f1cff JP |
2428 | if ((pDevice->eOPMode == OP_MODE_ADHOC) || |
2429 | (pDevice->eOPMode == OP_MODE_AP)) { | |
2430 | if (is_multicast_ether_addr(&(psEthHeader->abyDstAddr[0]))) | |
2431 | bNeedACK = false; | |
2432 | else | |
2433 | bNeedACK = true; | |
5e0cc8a2 | 2434 | } else { |
547f1cff JP |
2435 | // MSDUs in Infra mode always need ACK |
2436 | bNeedACK = true; | |
2437 | } | |
2438 | ||
2439 | if (pDevice->bLongHeader) | |
2440 | cbMACHdLen = WLAN_HDR_ADDR3_LEN + 6; | |
2441 | else | |
2442 | cbMACHdLen = WLAN_HDR_ADDR3_LEN; | |
2443 | ||
547f1cff | 2444 | if (pDevice->bEncryptionEnable == true) { |
547f1cff JP |
2445 | if (pTransmitKey == NULL) { |
2446 | if ((pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) || | |
2447 | (pDevice->pMgmt->eAuthenMode < WMAC_AUTH_WPA)) { | |
2448 | cbIVlen = 4; | |
2449 | cbICVlen = 4; | |
2450 | } else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) { | |
2451 | cbIVlen = 8;//IV+ExtIV | |
2452 | cbMIClen = 8; | |
2453 | cbICVlen = 4; | |
2454 | } else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) { | |
2455 | cbIVlen = 8;//RSN Header | |
2456 | cbICVlen = 8;//MIC | |
2457 | } | |
2458 | } else if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { | |
2459 | cbIVlen = 4; | |
2460 | cbICVlen = 4; | |
2461 | } else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { | |
2462 | cbIVlen = 8;//IV+ExtIV | |
2463 | cbMIClen = 8; | |
2464 | cbICVlen = 4; | |
2465 | } else if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) { | |
2466 | cbIVlen = 8;//RSN Header | |
2467 | cbICVlen = 8;//MIC | |
2468 | } | |
2469 | } | |
2470 | ||
2471 | cbFrameSize = cbMACHdLen + cbIVlen + (cbFrameBodySize + cbMIClen) + cbICVlen + cbFCSlen; | |
2472 | ||
2473 | if ((cbFrameSize > pDevice->wFragmentationThreshold) && (bNeedACK == true)) { | |
2474 | // Fragmentation | |
2475 | cbFragmentSize = pDevice->wFragmentationThreshold; | |
2476 | cbFragPayloadSize = cbFragmentSize - cbMACHdLen - cbIVlen - cbICVlen - cbFCSlen; | |
2477 | uMACfragNum = (unsigned short) ((cbFrameBodySize + cbMIClen) / cbFragPayloadSize); | |
2478 | cbLastFragPayloadSize = (cbFrameBodySize + cbMIClen) % cbFragPayloadSize; | |
bc5cf656 | 2479 | if (cbLastFragPayloadSize == 0) |
547f1cff | 2480 | cbLastFragPayloadSize = cbFragPayloadSize; |
bc5cf656 | 2481 | else |
547f1cff | 2482 | uMACfragNum++; |
547f1cff JP |
2483 | } |
2484 | return uMACfragNum; | |
5449c685 FB |
2485 | } |
2486 | ||
cf76dc4b MP |
2487 | void vDMA0_tx_80211(struct vnt_private *pDevice, struct sk_buff *skb, |
2488 | unsigned char *pbMPDU, unsigned int cbMPDULen) | |
2489 | { | |
547f1cff JP |
2490 | PSTxDesc pFrstTD; |
2491 | unsigned char byPktType; | |
2492 | unsigned char *pbyTxBufferAddr; | |
2493 | void *pvRTS; | |
2494 | void *pvCTS; | |
2495 | void *pvTxDataHd; | |
2496 | unsigned int uDuration; | |
2497 | unsigned int cbReqCount; | |
2498 | PS802_11Header pMACHeader; | |
2499 | unsigned int cbHeaderSize; | |
2500 | unsigned int cbFrameBodySize; | |
2501 | bool bNeedACK; | |
2502 | bool bIsPSPOLL = false; | |
2503 | PSTxBufHead pTxBufHead; | |
2504 | unsigned int cbFrameSize; | |
2505 | unsigned int cbIVlen = 0; | |
2506 | unsigned int cbICVlen = 0; | |
2507 | unsigned int cbMIClen = 0; | |
2508 | unsigned int cbFCSlen = 4; | |
2509 | unsigned int uPadding = 0; | |
2510 | unsigned int cbMICHDR = 0; | |
2511 | unsigned int uLength = 0; | |
12ca22b0 MP |
2512 | u32 dwMICKey0, dwMICKey1; |
2513 | u32 dwMIC_Priority; | |
d0daef30 MP |
2514 | u32 *pdwMIC_L; |
2515 | u32 *pdwMIC_R; | |
547f1cff JP |
2516 | unsigned short wTxBufSize; |
2517 | unsigned int cbMacHdLen; | |
2518 | SEthernetHeader sEthHeader; | |
2519 | void *pvRrvTime; | |
2520 | void *pMICHDR; | |
2521 | PSMgmtObject pMgmt = pDevice->pMgmt; | |
2522 | unsigned short wCurrentRate = RATE_1M; | |
2523 | PUWLAN_80211HDR p80211Header; | |
2524 | unsigned int uNodeIndex = 0; | |
2525 | bool bNodeExist = false; | |
2526 | SKeyItem STempKey; | |
2527 | PSKeyItem pTransmitKey = NULL; | |
2528 | unsigned char *pbyIVHead; | |
2529 | unsigned char *pbyPayloadHead; | |
2530 | unsigned char *pbyMacHdr; | |
2531 | ||
2532 | unsigned int cbExtSuppRate = 0; | |
5449c685 | 2533 | |
547f1cff JP |
2534 | pvRrvTime = pMICHDR = pvRTS = pvCTS = pvTxDataHd = NULL; |
2535 | ||
bc5cf656 | 2536 | if (cbMPDULen <= WLAN_HDR_ADDR3_LEN) |
547f1cff | 2537 | cbFrameBodySize = 0; |
bc5cf656 | 2538 | else |
547f1cff | 2539 | cbFrameBodySize = cbMPDULen - WLAN_HDR_ADDR3_LEN; |
bc5cf656 | 2540 | |
547f1cff JP |
2541 | p80211Header = (PUWLAN_80211HDR)pbMPDU; |
2542 | ||
547f1cff JP |
2543 | pFrstTD = pDevice->apCurrTD[TYPE_TXDMA0]; |
2544 | pbyTxBufferAddr = (unsigned char *)pFrstTD->pTDInfo->buf; | |
2545 | pTxBufHead = (PSTxBufHead) pbyTxBufferAddr; | |
2546 | wTxBufSize = sizeof(STxBufHead); | |
2547 | memset(pTxBufHead, 0, wTxBufSize); | |
2548 | ||
2549 | if (pDevice->eCurrentPHYType == PHY_TYPE_11A) { | |
2550 | wCurrentRate = RATE_6M; | |
2551 | byPktType = PK_TYPE_11A; | |
2552 | } else { | |
2553 | wCurrentRate = RATE_1M; | |
2554 | byPktType = PK_TYPE_11B; | |
2555 | } | |
2556 | ||
2557 | // SetPower will cause error power TX state for OFDM Date packet in TX buffer. | |
2558 | // 2004.11.11 Kyle -- Using OFDM power to tx MngPkt will decrease the connection capability. | |
2559 | // And cmd timer will wait data pkt TX to finish before scanning so it's OK | |
2560 | // to set power here. | |
bc5cf656 | 2561 | if (pDevice->pMgmt->eScanState != WMAC_NO_SCANNING) |
547f1cff | 2562 | RFbSetPower(pDevice, wCurrentRate, pDevice->byCurrentCh); |
bc5cf656 | 2563 | else |
547f1cff | 2564 | RFbSetPower(pDevice, wCurrentRate, pMgmt->uCurrChannel); |
bc5cf656 | 2565 | |
547f1cff JP |
2566 | pTxBufHead->byTxPower = pDevice->byCurPwr; |
2567 | ||
2568 | //+++++++++++++++++++++ Patch VT3253 A1 performance +++++++++++++++++++++++++++ | |
2569 | if (pDevice->byFOETuning) { | |
2570 | if ((p80211Header->sA3.wFrameCtl & TYPE_DATE_NULL) == TYPE_DATE_NULL) { | |
2571 | wCurrentRate = RATE_24M; | |
2572 | byPktType = PK_TYPE_11GA; | |
2573 | } | |
2574 | } | |
2575 | ||
48caf5a0 JP |
2576 | pr_debug("vDMA0_tx_80211: p80211Header->sA3.wFrameCtl = %x\n", |
2577 | p80211Header->sA3.wFrameCtl); | |
547f1cff JP |
2578 | |
2579 | //Set packet type | |
2580 | if (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000 | |
2581 | pTxBufHead->wFIFOCtl = 0; | |
5e0cc8a2 | 2582 | } else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000 |
547f1cff | 2583 | pTxBufHead->wFIFOCtl |= FIFOCTL_11B; |
5e0cc8a2 | 2584 | } else if (byPktType == PK_TYPE_11GB) {//0000 0010 0000 0000 |
547f1cff | 2585 | pTxBufHead->wFIFOCtl |= FIFOCTL_11GB; |
5e0cc8a2 | 2586 | } else if (byPktType == PK_TYPE_11GA) {//0000 0011 0000 0000 |
547f1cff JP |
2587 | pTxBufHead->wFIFOCtl |= FIFOCTL_11GA; |
2588 | } | |
2589 | ||
2590 | pTxBufHead->wFIFOCtl |= FIFOCTL_TMOEN; | |
2591 | pTxBufHead->wTimeStamp = cpu_to_le16(DEFAULT_MGN_LIFETIME_RES_64us); | |
2592 | ||
547f1cff JP |
2593 | if (is_multicast_ether_addr(&(p80211Header->sA3.abyAddr1[0]))) { |
2594 | bNeedACK = false; | |
2595 | if (pDevice->bEnableHostWEP) { | |
2596 | uNodeIndex = 0; | |
2597 | bNodeExist = true; | |
2598 | } | |
5e0cc8a2 | 2599 | } else { |
547f1cff JP |
2600 | if (pDevice->bEnableHostWEP) { |
2601 | if (BSSDBbIsSTAInNodeDB(pDevice->pMgmt, (unsigned char *)(p80211Header->sA3.abyAddr1), &uNodeIndex)) | |
2602 | bNodeExist = true; | |
2603 | } | |
2604 | bNeedACK = true; | |
2605 | pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK; | |
88cc8507 | 2606 | } |
547f1cff JP |
2607 | |
2608 | if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) || | |
2609 | (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA)) { | |
547f1cff | 2610 | pTxBufHead->wFIFOCtl |= FIFOCTL_LRETRY; |
547f1cff JP |
2611 | } |
2612 | ||
2613 | pTxBufHead->wFIFOCtl |= (FIFOCTL_GENINT | FIFOCTL_ISDMA0); | |
2614 | ||
2615 | if ((p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_CTL_PSPOLL) { | |
2616 | bIsPSPOLL = true; | |
2617 | cbMacHdLen = WLAN_HDR_ADDR2_LEN; | |
2618 | } else { | |
2619 | cbMacHdLen = WLAN_HDR_ADDR3_LEN; | |
2620 | } | |
2621 | ||
2622 | // hostapd deamon ext support rate patch | |
2623 | if (WLAN_GET_FC_FSTYPE(p80211Header->sA4.wFrameCtl) == WLAN_FSTYPE_ASSOCRESP) { | |
bc5cf656 | 2624 | if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len != 0) |
547f1cff | 2625 | cbExtSuppRate += ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN; |
547f1cff | 2626 | |
bc5cf656 | 2627 | if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len != 0) |
547f1cff | 2628 | cbExtSuppRate += ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len + WLAN_IEHDR_LEN; |
547f1cff | 2629 | |
bc5cf656 | 2630 | if (cbExtSuppRate > 0) |
547f1cff | 2631 | cbFrameBodySize = WLAN_ASSOCRESP_OFF_SUPP_RATES; |
547f1cff JP |
2632 | } |
2633 | ||
547f1cff JP |
2634 | //Set FRAGCTL_MACHDCNT |
2635 | pTxBufHead->wFragCtl |= cpu_to_le16((unsigned short)cbMacHdLen << 10); | |
2636 | ||
2637 | // Notes: | |
2638 | // Although spec says MMPDU can be fragmented; In most cases, | |
2639 | // no one will send a MMPDU under fragmentation. With RTS may occur. | |
2640 | pDevice->bAES = false; //Set FRAGCTL_WEPTYP | |
2641 | ||
547f1cff JP |
2642 | if (WLAN_GET_FC_ISWEP(p80211Header->sA4.wFrameCtl) != 0) { |
2643 | if (pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) { | |
2644 | cbIVlen = 4; | |
2645 | cbICVlen = 4; | |
2646 | pTxBufHead->wFragCtl |= FRAGCTL_LEGACY; | |
5e0cc8a2 | 2647 | } else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) { |
547f1cff JP |
2648 | cbIVlen = 8;//IV+ExtIV |
2649 | cbMIClen = 8; | |
2650 | cbICVlen = 4; | |
2651 | pTxBufHead->wFragCtl |= FRAGCTL_TKIP; | |
2652 | //We need to get seed here for filling TxKey entry. | |
5e0cc8a2 | 2653 | } else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) { |
547f1cff JP |
2654 | cbIVlen = 8;//RSN Header |
2655 | cbICVlen = 8;//MIC | |
11a72e5e | 2656 | cbMICHDR = sizeof(struct vnt_mic_hdr); |
547f1cff JP |
2657 | pTxBufHead->wFragCtl |= FRAGCTL_AES; |
2658 | pDevice->bAES = true; | |
2659 | } | |
2660 | //MAC Header should be padding 0 to DW alignment. | |
2661 | uPadding = 4 - (cbMacHdLen%4); | |
2662 | uPadding %= 4; | |
2663 | } | |
2664 | ||
2665 | cbFrameSize = cbMacHdLen + cbFrameBodySize + cbIVlen + cbMIClen + cbICVlen + cbFCSlen + cbExtSuppRate; | |
2666 | ||
2667 | //Set FIFOCTL_GrpAckPolicy | |
bc5cf656 | 2668 | if (pDevice->bGrpAckPolicy == true) //0000 0100 0000 0000 |
547f1cff | 2669 | pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK; |
bc5cf656 | 2670 | |
547f1cff JP |
2671 | //the rest of pTxBufHead->wFragCtl:FragTyp will be set later in s_vFillFragParameter() |
2672 | ||
547f1cff JP |
2673 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet |
2674 | ||
d66a5a74 MP |
2675 | pvRrvTime = (void *)(pbyTxBufferAddr + wTxBufSize); |
2676 | pMICHDR = (struct vnt_mic_hdr *)(pbyTxBufferAddr + wTxBufSize + | |
2677 | sizeof(struct vnt_rrv_time_cts)); | |
547f1cff | 2678 | pvRTS = NULL; |
d66a5a74 MP |
2679 | pvCTS = (PSCTS) (pbyTxBufferAddr + wTxBufSize + |
2680 | sizeof(struct vnt_rrv_time_cts) + cbMICHDR); | |
72edb7ed | 2681 | pvTxDataHd = (void *)(pbyTxBufferAddr + wTxBufSize + |
d66a5a74 MP |
2682 | sizeof(struct vnt_rrv_time_cts) + cbMICHDR + sizeof(SCTS)); |
2683 | cbHeaderSize = wTxBufSize + sizeof(struct vnt_rrv_time_cts) + | |
72edb7ed | 2684 | cbMICHDR + sizeof(SCTS) + sizeof(struct vnt_tx_datahead_g); |
547f1cff | 2685 | |
5e0cc8a2 | 2686 | } else {//802.11a/b packet |
547f1cff | 2687 | |
f6a634c3 MP |
2688 | pvRrvTime = (void *)(pbyTxBufferAddr + wTxBufSize); |
2689 | pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + | |
2690 | wTxBufSize + sizeof(struct vnt_rrv_time_ab)); | |
547f1cff JP |
2691 | pvRTS = NULL; |
2692 | pvCTS = NULL; | |
f6a634c3 MP |
2693 | pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + |
2694 | wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR); | |
2695 | cbHeaderSize = wTxBufSize + sizeof(struct vnt_rrv_time_ab) + | |
2696 | cbMICHDR + sizeof(STxDataHead_ab); | |
547f1cff JP |
2697 | |
2698 | } | |
2699 | ||
2700 | memset((void *)(pbyTxBufferAddr + wTxBufSize), 0, (cbHeaderSize - wTxBufSize)); | |
2701 | memcpy(&(sEthHeader.abyDstAddr[0]), &(p80211Header->sA3.abyAddr1[0]), ETH_ALEN); | |
2702 | memcpy(&(sEthHeader.abySrcAddr[0]), &(p80211Header->sA3.abyAddr2[0]), ETH_ALEN); | |
2703 | //========================= | |
2704 | // No Fragmentation | |
2705 | //========================= | |
2706 | pTxBufHead->wFragCtl |= (unsigned short)FRAGCTL_NONFRAG; | |
2707 | ||
547f1cff JP |
2708 | //Fill FIFO,RrvTime,RTS,and CTS |
2709 | s_vGenerateTxParameter(pDevice, byPktType, pbyTxBufferAddr, pvRrvTime, pvRTS, pvCTS, | |
2710 | cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader, wCurrentRate); | |
2711 | ||
2712 | //Fill DataHead | |
2713 | uDuration = s_uFillDataHead(pDevice, byPktType, pvTxDataHd, cbFrameSize, TYPE_TXDMA0, bNeedACK, | |
2714 | 0, 0, 1, AUTO_FB_NONE, wCurrentRate); | |
2715 | ||
2716 | pMACHeader = (PS802_11Header) (pbyTxBufferAddr + cbHeaderSize); | |
2717 | ||
2718 | cbReqCount = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen + (cbFrameBodySize + cbMIClen) + cbExtSuppRate; | |
2719 | ||
2720 | pbyMacHdr = (unsigned char *)(pbyTxBufferAddr + cbHeaderSize); | |
2721 | pbyPayloadHead = (unsigned char *)(pbyMacHdr + cbMacHdLen + uPadding + cbIVlen); | |
2722 | pbyIVHead = (unsigned char *)(pbyMacHdr + cbMacHdLen + uPadding); | |
2723 | ||
2724 | // Copy the Packet into a tx Buffer | |
2725 | memcpy(pbyMacHdr, pbMPDU, cbMacHdLen); | |
2726 | ||
2727 | // version set to 0, patch for hostapd deamon | |
2728 | pMACHeader->wFrameCtl &= cpu_to_le16(0xfffc); | |
2729 | memcpy(pbyPayloadHead, (pbMPDU + cbMacHdLen), cbFrameBodySize); | |
2730 | ||
2731 | // replace support rate, patch for hostapd deamon(only support 11M) | |
2732 | if (WLAN_GET_FC_FSTYPE(p80211Header->sA4.wFrameCtl) == WLAN_FSTYPE_ASSOCRESP) { | |
2733 | if (cbExtSuppRate != 0) { | |
2734 | if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len != 0) | |
2735 | memcpy((pbyPayloadHead + cbFrameBodySize), | |
2736 | pMgmt->abyCurrSuppRates, | |
2737 | ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN | |
2738 | ); | |
2739 | if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len != 0) | |
2740 | memcpy((pbyPayloadHead + cbFrameBodySize) + ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN, | |
2741 | pMgmt->abyCurrExtSuppRates, | |
2742 | ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len + WLAN_IEHDR_LEN | |
2743 | ); | |
2744 | } | |
2745 | } | |
2746 | ||
2747 | // Set wep | |
2748 | if (WLAN_GET_FC_ISWEP(p80211Header->sA4.wFrameCtl) != 0) { | |
547f1cff JP |
2749 | if (pDevice->bEnableHostWEP) { |
2750 | pTransmitKey = &STempKey; | |
2751 | pTransmitKey->byCipherSuite = pMgmt->sNodeDBTable[uNodeIndex].byCipherSuite; | |
2752 | pTransmitKey->dwKeyIndex = pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex; | |
2753 | pTransmitKey->uKeyLength = pMgmt->sNodeDBTable[uNodeIndex].uWepKeyLength; | |
2754 | pTransmitKey->dwTSC47_16 = pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16; | |
2755 | pTransmitKey->wTSC15_0 = pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0; | |
2756 | memcpy(pTransmitKey->abyKey, | |
2757 | &pMgmt->sNodeDBTable[uNodeIndex].abyWepKey[0], | |
2758 | pTransmitKey->uKeyLength | |
2759 | ); | |
2760 | } | |
2761 | ||
2762 | if ((pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) { | |
12ca22b0 MP |
2763 | dwMICKey0 = *(u32 *)(&pTransmitKey->abyKey[16]); |
2764 | dwMICKey1 = *(u32 *)(&pTransmitKey->abyKey[20]); | |
547f1cff JP |
2765 | |
2766 | // DO Software Michael | |
2767 | MIC_vInit(dwMICKey0, dwMICKey1); | |
2768 | MIC_vAppend((unsigned char *)&(sEthHeader.abyDstAddr[0]), 12); | |
2769 | dwMIC_Priority = 0; | |
2770 | MIC_vAppend((unsigned char *)&dwMIC_Priority, 4); | |
48caf5a0 JP |
2771 | pr_debug("DMA0_tx_8021:MIC KEY: %X, %X\n", |
2772 | dwMICKey0, dwMICKey1); | |
547f1cff JP |
2773 | |
2774 | uLength = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen; | |
2775 | ||
2776 | MIC_vAppend((pbyTxBufferAddr + uLength), cbFrameBodySize); | |
2777 | ||
d0daef30 MP |
2778 | pdwMIC_L = (u32 *)(pbyTxBufferAddr + uLength + cbFrameBodySize); |
2779 | pdwMIC_R = (u32 *)(pbyTxBufferAddr + uLength + cbFrameBodySize + 4); | |
547f1cff JP |
2780 | |
2781 | MIC_vGetMIC(pdwMIC_L, pdwMIC_R); | |
2782 | MIC_vUnInit(); | |
2783 | ||
2784 | if (pDevice->bTxMICFail == true) { | |
2785 | *pdwMIC_L = 0; | |
2786 | *pdwMIC_R = 0; | |
2787 | pDevice->bTxMICFail = false; | |
2788 | } | |
2789 | ||
48caf5a0 JP |
2790 | pr_debug("uLength: %d, %d\n", uLength, cbFrameBodySize); |
2791 | pr_debug("cbReqCount:%d, %d, %d, %d\n", | |
2792 | cbReqCount, cbHeaderSize, uPadding, cbIVlen); | |
2793 | pr_debug("MIC:%x, %x\n", *pdwMIC_L, *pdwMIC_R); | |
547f1cff JP |
2794 | |
2795 | } | |
2796 | ||
547f1cff JP |
2797 | s_vFillTxKey(pDevice, (unsigned char *)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey, |
2798 | pbyMacHdr, (unsigned short)cbFrameBodySize, (unsigned char *)pMICHDR); | |
2799 | ||
2800 | if (pDevice->bEnableHostWEP) { | |
2801 | pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16; | |
2802 | pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0 = pTransmitKey->wTSC15_0; | |
2803 | } | |
2804 | ||
bc5cf656 | 2805 | if ((pDevice->byLocalID <= REV_ID_VT3253_A1)) |
547f1cff | 2806 | s_vSWencryption(pDevice, pTransmitKey, pbyPayloadHead, (unsigned short)(cbFrameBodySize + cbMIClen)); |
547f1cff JP |
2807 | } |
2808 | ||
2809 | pMACHeader->wSeqCtl = cpu_to_le16(pDevice->wSeqCounter << 4); | |
2810 | pDevice->wSeqCounter++; | |
2811 | if (pDevice->wSeqCounter > 0x0fff) | |
2812 | pDevice->wSeqCounter = 0; | |
2813 | ||
547f1cff JP |
2814 | if (bIsPSPOLL) { |
2815 | // The MAC will automatically replace the Duration-field of MAC header by Duration-field | |
2816 | // of FIFO control header. | |
2817 | // This will cause AID-field of PS-POLL packet be incorrect (Because PS-POLL's AID field is | |
2818 | // in the same place of other packet's Duration-field). | |
2819 | // And it will cause Cisco-AP to issue Disassociation-packet | |
2820 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { | |
72edb7ed MP |
2821 | ((struct vnt_tx_datahead_g *)pvTxDataHd)->duration_a = cpu_to_le16(p80211Header->sA2.wDurationID); |
2822 | ((struct vnt_tx_datahead_g *)pvTxDataHd)->duration_b = cpu_to_le16(p80211Header->sA2.wDurationID); | |
547f1cff JP |
2823 | } else { |
2824 | ((PSTxDataHead_ab)pvTxDataHd)->wDuration = cpu_to_le16(p80211Header->sA2.wDurationID); | |
2825 | } | |
2826 | } | |
2827 | ||
547f1cff JP |
2828 | // first TD is the only TD |
2829 | //Set TSR1 & ReqCount in TxDescHead | |
2830 | pFrstTD->pTDInfo->skb = skb; | |
2831 | pFrstTD->m_td1TD1.byTCR = (TCR_STP | TCR_EDP | EDMSDU); | |
2832 | pFrstTD->pTDInfo->skb_dma = pFrstTD->pTDInfo->buf_dma; | |
2833 | pFrstTD->m_td1TD1.wReqCount = cpu_to_le16(cbReqCount); | |
2834 | pFrstTD->buff_addr = cpu_to_le32(pFrstTD->pTDInfo->skb_dma); | |
2835 | pFrstTD->pTDInfo->byFlags = 0; | |
2836 | pFrstTD->pTDInfo->byFlags |= TD_FLAGS_PRIV_SKB; | |
2837 | ||
2838 | if (MACbIsRegBitsOn(pDevice->PortOffset, MAC_REG_PSCTL, PSCTL_PS)) { | |
2839 | // Disable PS | |
2840 | MACbPSWakeup(pDevice->PortOffset); | |
2841 | } | |
2842 | pDevice->bPWBitOn = false; | |
2843 | ||
2844 | wmb(); | |
2845 | pFrstTD->m_td0TD0.f1Owner = OWNED_BY_NIC; | |
2846 | wmb(); | |
2847 | ||
2848 | pDevice->iTDUsed[TYPE_TXDMA0]++; | |
2849 | ||
bc5cf656 | 2850 | if (AVAIL_TD(pDevice, TYPE_TXDMA0) <= 1) |
48caf5a0 | 2851 | pr_debug(" available td0 <= 1\n"); |
5449c685 | 2852 | |
547f1cff | 2853 | pDevice->apCurrTD[TYPE_TXDMA0] = pFrstTD->next; |
5449c685 | 2854 | |
547f1cff JP |
2855 | // Poll Transmit the adapter |
2856 | MACvTransmit0(pDevice->PortOffset); | |
5449c685 | 2857 | } |