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92b96797 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. |
92b96797 FB |
29 | * s_vGenerateMACHeader - Translate 802.3 to 802.11 header |
30 | * csBeacon_xmit - beacon tx function | |
31 | * csMgmt_xmit - management tx function | |
32 | * s_uGetDataDuration - get tx data required duration | |
33 | * s_uFillDataHead- fulfill tx data duration header | |
f77f13e2 | 34 | * s_uGetRTSCTSDuration- get rtx/cts required duration |
92b96797 FB |
35 | * s_uGetRTSCTSRsvTime- get rts/cts reserved time |
36 | * s_uGetTxRsvTime- get frame reserved time | |
37 | * s_vFillCTSHead- fulfill CTS ctl header | |
f77f13e2 | 38 | * s_vFillFragParameter- Set fragment ctl parameter. |
92b96797 FB |
39 | * s_vFillRTSHead- fulfill RTS ctl header |
40 | * s_vFillTxKey- fulfill tx encrypt key | |
41 | * s_vSWencryption- Software encrypt header | |
42 | * vDMA0_tx_80211- tx 802.11 frame via dma0 | |
43 | * vGenerateFIFOHeader- Generate tx FIFO ctl header | |
44 | * | |
45 | * Revision History: | |
46 | * | |
47 | */ | |
48 | ||
92b96797 | 49 | #include "device.h" |
92b96797 | 50 | #include "rxtx.h" |
92b96797 | 51 | #include "tether.h" |
92b96797 | 52 | #include "card.h" |
92b96797 | 53 | #include "bssdb.h" |
92b96797 | 54 | #include "mac.h" |
92b96797 | 55 | #include "michael.h" |
92b96797 | 56 | #include "tkip.h" |
92b96797 | 57 | #include "tcrc.h" |
92b96797 | 58 | #include "wctl.h" |
92b96797 | 59 | #include "hostap.h" |
92b96797 | 60 | #include "rf.h" |
92b96797 | 61 | #include "datarate.h" |
92b96797 | 62 | #include "usbpipe.h" |
92b96797 | 63 | #include "iocmd.h" |
9d26d60f | 64 | |
4a499de2 | 65 | static int msglevel = MSG_LEVEL_INFO; |
92b96797 | 66 | |
3eaca0d2 | 67 | const u16 wTimeStampOff[2][MAX_RATE] = { |
92b96797 FB |
68 | {384, 288, 226, 209, 54, 43, 37, 31, 28, 25, 24, 23}, // Long Preamble |
69 | {384, 192, 130, 113, 54, 43, 37, 31, 28, 25, 24, 23}, // Short Preamble | |
70 | }; | |
71 | ||
3eaca0d2 | 72 | const u16 wFB_Opt0[2][5] = { |
92b96797 FB |
73 | {RATE_12M, RATE_18M, RATE_24M, RATE_36M, RATE_48M}, // fallback_rate0 |
74 | {RATE_12M, RATE_12M, RATE_18M, RATE_24M, RATE_36M}, // fallback_rate1 | |
75 | }; | |
3eaca0d2 | 76 | const u16 wFB_Opt1[2][5] = { |
92b96797 FB |
77 | {RATE_12M, RATE_18M, RATE_24M, RATE_24M, RATE_36M}, // fallback_rate0 |
78 | {RATE_6M , RATE_6M, RATE_12M, RATE_12M, RATE_18M}, // fallback_rate1 | |
79 | }; | |
80 | ||
92b96797 FB |
81 | #define RTSDUR_BB 0 |
82 | #define RTSDUR_BA 1 | |
83 | #define RTSDUR_AA 2 | |
84 | #define CTSDUR_BA 3 | |
85 | #define RTSDUR_BA_F0 4 | |
86 | #define RTSDUR_AA_F0 5 | |
87 | #define RTSDUR_BA_F1 6 | |
88 | #define RTSDUR_AA_F1 7 | |
89 | #define CTSDUR_BA_F0 8 | |
90 | #define CTSDUR_BA_F1 9 | |
91 | #define DATADUR_B 10 | |
92 | #define DATADUR_A 11 | |
93 | #define DATADUR_A_F0 12 | |
94 | #define DATADUR_A_F1 13 | |
95 | ||
d56131de MP |
96 | static void s_vSaveTxPktInfo(struct vnt_private *pDevice, u8 byPktNum, |
97 | u8 *pbyDestAddr, u16 wPktLength, u16 wFIFOCtl); | |
98 | ||
99 | static void *s_vGetFreeContext(struct vnt_private *pDevice); | |
100 | ||
101 | static void s_vGenerateTxParameter(struct vnt_private *pDevice, | |
102 | u8 byPktType, u16 wCurrentRate, void *pTxBufHead, void *pvRrvTime, | |
351c7dc3 | 103 | void *rts_cts, u32 cbFrameSize, int bNeedACK, u32 uDMAIdx, |
f46142b0 | 104 | struct ethhdr *psEthHeader, bool need_rts); |
d56131de MP |
105 | |
106 | static u32 s_uFillDataHead(struct vnt_private *pDevice, | |
107 | u8 byPktType, u16 wCurrentRate, void *pTxDataHead, u32 cbFrameLength, | |
ab01fedc | 108 | u32 uDMAIdx, int bNeedAck, u8 byFBOption); |
d56131de | 109 | |
d56131de | 110 | static void s_vGenerateMACHeader(struct vnt_private *pDevice, |
ceb8c5da | 111 | u8 *pbyBufferAddr, u16 wDuration, struct ethhdr *psEthHeader, |
d56131de MP |
112 | int bNeedEncrypt, u16 wFragType, u32 uDMAIdx, u32 uFragIdx); |
113 | ||
114 | static void s_vFillTxKey(struct vnt_private *pDevice, u8 *pbyBuf, | |
115 | u8 *pbyIVHead, PSKeyItem pTransmitKey, u8 *pbyHdrBuf, u16 wPayloadLen, | |
ec37d8b6 | 116 | struct vnt_mic_hdr *mic_hdr); |
d56131de MP |
117 | |
118 | static void s_vSWencryption(struct vnt_private *pDevice, | |
119 | PSKeyItem pTransmitKey, u8 *pbyPayloadHead, u16 wPayloadSize); | |
120 | ||
121 | static unsigned int s_uGetTxRsvTime(struct vnt_private *pDevice, u8 byPktType, | |
122 | u32 cbFrameLength, u16 wRate, int bNeedAck); | |
123 | ||
cfabe4b4 | 124 | static u16 s_uGetRTSCTSRsvTime(struct vnt_private *pDevice, u8 byRTSRsvType, |
d56131de MP |
125 | u8 byPktType, u32 cbFrameLength, u16 wCurrentRate); |
126 | ||
127 | static void s_vFillCTSHead(struct vnt_private *pDevice, u32 uDMAIdx, | |
5fb8e412 MP |
128 | u8 byPktType, union vnt_tx_data_head *head, u32 cbFrameLength, |
129 | int bNeedAck, u16 wCurrentRate, u8 byFBOption); | |
d56131de MP |
130 | |
131 | static void s_vFillRTSHead(struct vnt_private *pDevice, u8 byPktType, | |
5fb8e412 | 132 | union vnt_tx_data_head *head, u32 cbFrameLength, int bNeedAck, |
ceb8c5da | 133 | struct ethhdr *psEthHeader, u16 wCurrentRate, u8 byFBOption); |
d56131de | 134 | |
6b5ad9d2 | 135 | static u16 s_uGetDataDuration(struct vnt_private *pDevice, |
3ed210ef | 136 | u8 byPktType, int bNeedAck); |
d56131de | 137 | |
e34f9dbe | 138 | static u16 s_uGetRTSCTSDuration(struct vnt_private *pDevice, |
d56131de MP |
139 | u8 byDurType, u32 cbFrameLength, u8 byPktType, u16 wRate, |
140 | int bNeedAck, u8 byFBOption); | |
92b96797 | 141 | |
d56131de | 142 | static void *s_vGetFreeContext(struct vnt_private *pDevice) |
92b96797 | 143 | { |
d56131de MP |
144 | PUSB_SEND_CONTEXT pContext = NULL; |
145 | PUSB_SEND_CONTEXT pReturnContext = NULL; | |
146 | int ii; | |
92b96797 FB |
147 | |
148 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"GetFreeContext()\n"); | |
149 | ||
150 | for (ii = 0; ii < pDevice->cbTD; ii++) { | |
151 | pContext = pDevice->apTD[ii]; | |
e269fc2d | 152 | if (pContext->bBoolInUse == false) { |
4e9b5e2b | 153 | pContext->bBoolInUse = true; |
c0de17e4 | 154 | memset(pContext->Data, 0, MAX_TOTAL_SIZE_WITH_ALL_HEADERS); |
92b96797 FB |
155 | pReturnContext = pContext; |
156 | break; | |
157 | } | |
158 | } | |
159 | if ( ii == pDevice->cbTD ) { | |
160 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"No Free Tx Context\n"); | |
161 | } | |
8611a29a | 162 | return (void *) pReturnContext; |
92b96797 FB |
163 | } |
164 | ||
d56131de MP |
165 | static void s_vSaveTxPktInfo(struct vnt_private *pDevice, u8 byPktNum, |
166 | u8 *pbyDestAddr, u16 wPktLength, u16 wFIFOCtl) | |
92b96797 | 167 | { |
d56131de | 168 | PSStatCounter pStatistic = &pDevice->scStatistic; |
92b96797 | 169 | |
4b50fb40 | 170 | if (is_broadcast_ether_addr(pbyDestAddr)) |
92b96797 | 171 | pStatistic->abyTxPktInfo[byPktNum].byBroadMultiUni = TX_PKT_BROAD; |
4b50fb40 | 172 | else if (is_multicast_ether_addr(pbyDestAddr)) |
92b96797 FB |
173 | pStatistic->abyTxPktInfo[byPktNum].byBroadMultiUni = TX_PKT_MULTI; |
174 | else | |
175 | pStatistic->abyTxPktInfo[byPktNum].byBroadMultiUni = TX_PKT_UNI; | |
176 | ||
177 | pStatistic->abyTxPktInfo[byPktNum].wLength = wPktLength; | |
178 | pStatistic->abyTxPktInfo[byPktNum].wFIFOCtl = wFIFOCtl; | |
9a0e756c AM |
179 | memcpy(pStatistic->abyTxPktInfo[byPktNum].abyDestAddr, |
180 | pbyDestAddr, | |
181 | ETH_ALEN); | |
92b96797 FB |
182 | } |
183 | ||
d56131de MP |
184 | static void s_vFillTxKey(struct vnt_private *pDevice, u8 *pbyBuf, |
185 | u8 *pbyIVHead, PSKeyItem pTransmitKey, u8 *pbyHdrBuf, | |
ec37d8b6 | 186 | u16 wPayloadLen, struct vnt_mic_hdr *mic_hdr) |
92b96797 | 187 | { |
d56131de MP |
188 | u32 *pdwIV = (u32 *)pbyIVHead; |
189 | u32 *pdwExtIV = (u32 *)((u8 *)pbyIVHead + 4); | |
1cac4a4b | 190 | struct ieee80211_hdr *pMACHeader = (struct ieee80211_hdr *)pbyHdrBuf; |
d56131de | 191 | u32 dwRevIVCounter; |
92b96797 | 192 | |
95bfb1ae MP |
193 | /* Fill TXKEY */ |
194 | if (pTransmitKey == NULL) | |
ec37d8b6 MP |
195 | return; |
196 | ||
95bfb1ae MP |
197 | dwRevIVCounter = cpu_to_le32(pDevice->dwIVCounter); |
198 | *pdwIV = pDevice->dwIVCounter; | |
199 | pDevice->byKeyIndex = pTransmitKey->dwKeyIndex & 0xf; | |
200 | ||
f6804f33 MP |
201 | switch (pTransmitKey->byCipherSuite) { |
202 | case KEY_CTL_WEP: | |
95bfb1ae MP |
203 | if (pTransmitKey->uKeyLength == WLAN_WEP232_KEYLEN) { |
204 | memcpy(pDevice->abyPRNG, (u8 *)&dwRevIVCounter, 3); | |
205 | memcpy(pDevice->abyPRNG + 3, pTransmitKey->abyKey, | |
206 | pTransmitKey->uKeyLength); | |
207 | } else { | |
208 | memcpy(pbyBuf, (u8 *)&dwRevIVCounter, 3); | |
209 | memcpy(pbyBuf + 3, pTransmitKey->abyKey, | |
210 | pTransmitKey->uKeyLength); | |
211 | if (pTransmitKey->uKeyLength == WLAN_WEP40_KEYLEN) { | |
212 | memcpy(pbyBuf+8, (u8 *)&dwRevIVCounter, 3); | |
213 | memcpy(pbyBuf+11, pTransmitKey->abyKey, | |
214 | pTransmitKey->uKeyLength); | |
215 | } | |
216 | ||
217 | memcpy(pDevice->abyPRNG, pbyBuf, 16); | |
218 | } | |
219 | /* Append IV after Mac Header */ | |
220 | *pdwIV &= WEP_IV_MASK; | |
221 | *pdwIV |= (u32)pDevice->byKeyIndex << 30; | |
222 | *pdwIV = cpu_to_le32(*pdwIV); | |
223 | ||
224 | pDevice->dwIVCounter++; | |
225 | if (pDevice->dwIVCounter > WEP_IV_MASK) | |
226 | pDevice->dwIVCounter = 0; | |
f6804f33 MP |
227 | |
228 | break; | |
229 | case KEY_CTL_TKIP: | |
95bfb1ae MP |
230 | pTransmitKey->wTSC15_0++; |
231 | if (pTransmitKey->wTSC15_0 == 0) | |
232 | pTransmitKey->dwTSC47_16++; | |
233 | ||
234 | TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr, | |
235 | pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, | |
236 | pDevice->abyPRNG); | |
237 | memcpy(pbyBuf, pDevice->abyPRNG, 16); | |
238 | ||
239 | /* Make IV */ | |
240 | memcpy(pdwIV, pDevice->abyPRNG, 3); | |
241 | ||
242 | *(pbyIVHead+3) = (u8)(((pDevice->byKeyIndex << 6) & | |
243 | 0xc0) | 0x20); | |
244 | /* Append IV&ExtIV after Mac Header */ | |
245 | *pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16); | |
246 | ||
247 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO | |
248 | "vFillTxKey()---- pdwExtIV: %x\n", *pdwExtIV); | |
249 | ||
f6804f33 MP |
250 | break; |
251 | case KEY_CTL_CCMP: | |
95bfb1ae MP |
252 | pTransmitKey->wTSC15_0++; |
253 | if (pTransmitKey->wTSC15_0 == 0) | |
254 | pTransmitKey->dwTSC47_16++; | |
255 | ||
256 | memcpy(pbyBuf, pTransmitKey->abyKey, 16); | |
257 | ||
258 | /* Make IV */ | |
259 | *pdwIV = 0; | |
260 | *(pbyIVHead+3) = (u8)(((pDevice->byKeyIndex << 6) & | |
261 | 0xc0) | 0x20); | |
262 | ||
263 | *pdwIV |= cpu_to_le16((u16)(pTransmitKey->wTSC15_0)); | |
264 | ||
265 | /* Append IV&ExtIV after Mac Header */ | |
266 | *pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16); | |
267 | ||
268 | if (!mic_hdr) | |
269 | return; | |
270 | ||
271 | /* MICHDR0 */ | |
272 | mic_hdr->id = 0x59; | |
273 | mic_hdr->payload_len = cpu_to_be16(wPayloadLen); | |
274 | memcpy(mic_hdr->mic_addr2, pMACHeader->addr2, ETH_ALEN); | |
275 | ||
276 | mic_hdr->tsc_47_16 = cpu_to_be32(pTransmitKey->dwTSC47_16); | |
277 | mic_hdr->tsc_15_0 = cpu_to_be16(pTransmitKey->wTSC15_0); | |
278 | ||
279 | /* MICHDR1 */ | |
280 | if (pDevice->bLongHeader) | |
281 | mic_hdr->hlen = cpu_to_be16(28); | |
282 | else | |
283 | mic_hdr->hlen = cpu_to_be16(22); | |
284 | ||
285 | memcpy(mic_hdr->addr1, pMACHeader->addr1, ETH_ALEN); | |
286 | memcpy(mic_hdr->addr2, pMACHeader->addr2, ETH_ALEN); | |
287 | ||
288 | /* MICHDR2 */ | |
289 | memcpy(mic_hdr->addr3, pMACHeader->addr3, ETH_ALEN); | |
290 | mic_hdr->frame_control = cpu_to_le16(pMACHeader->frame_control | |
ec37d8b6 | 291 | & 0xc78f); |
95bfb1ae | 292 | mic_hdr->seq_ctrl = cpu_to_le16(pMACHeader->seq_ctrl & 0xf); |
ec37d8b6 | 293 | |
95bfb1ae MP |
294 | if (pDevice->bLongHeader) |
295 | memcpy(mic_hdr->addr4, pMACHeader->addr4, ETH_ALEN); | |
296 | } | |
92b96797 FB |
297 | } |
298 | ||
d56131de MP |
299 | static void s_vSWencryption(struct vnt_private *pDevice, |
300 | PSKeyItem pTransmitKey, u8 *pbyPayloadHead, u16 wPayloadSize) | |
92b96797 | 301 | { |
d56131de MP |
302 | u32 cbICVlen = 4; |
303 | u32 dwICV = 0xffffffff; | |
304 | u32 *pdwICV; | |
92b96797 FB |
305 | |
306 | if (pTransmitKey == NULL) | |
307 | return; | |
308 | ||
309 | if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { | |
310 | //======================================================================= | |
311 | // Append ICV after payload | |
312 | dwICV = CRCdwGetCrc32Ex(pbyPayloadHead, wPayloadSize, dwICV);//ICV(Payload) | |
52a7e64b | 313 | pdwICV = (u32 *)(pbyPayloadHead + wPayloadSize); |
92b96797 FB |
314 | // finally, we must invert dwCRC to get the correct answer |
315 | *pdwICV = cpu_to_le32(~dwICV); | |
316 | // RC4 encryption | |
317 | rc4_init(&pDevice->SBox, pDevice->abyPRNG, pTransmitKey->uKeyLength + 3); | |
318 | rc4_encrypt(&pDevice->SBox, pbyPayloadHead, pbyPayloadHead, wPayloadSize+cbICVlen); | |
319 | //======================================================================= | |
320 | } else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { | |
321 | //======================================================================= | |
322 | //Append ICV after payload | |
323 | dwICV = CRCdwGetCrc32Ex(pbyPayloadHead, wPayloadSize, dwICV);//ICV(Payload) | |
52a7e64b | 324 | pdwICV = (u32 *)(pbyPayloadHead + wPayloadSize); |
92b96797 FB |
325 | // finally, we must invert dwCRC to get the correct answer |
326 | *pdwICV = cpu_to_le32(~dwICV); | |
327 | // RC4 encryption | |
328 | rc4_init(&pDevice->SBox, pDevice->abyPRNG, TKIP_KEY_LEN); | |
329 | rc4_encrypt(&pDevice->SBox, pbyPayloadHead, pbyPayloadHead, wPayloadSize+cbICVlen); | |
330 | //======================================================================= | |
331 | } | |
332 | } | |
333 | ||
f115e76a MP |
334 | static u16 vnt_time_stamp_off(struct vnt_private *priv, u16 rate) |
335 | { | |
336 | return cpu_to_le16(wTimeStampOff[priv->byPreambleType % 2] | |
337 | [rate % MAX_RATE]); | |
338 | } | |
339 | ||
92b96797 FB |
340 | /*byPktType : PK_TYPE_11A 0 |
341 | PK_TYPE_11B 1 | |
342 | PK_TYPE_11GB 2 | |
343 | PK_TYPE_11GA 3 | |
344 | */ | |
d56131de MP |
345 | static u32 s_uGetTxRsvTime(struct vnt_private *pDevice, u8 byPktType, |
346 | u32 cbFrameLength, u16 wRate, int bNeedAck) | |
92b96797 | 347 | { |
d56131de | 348 | u32 uDataTime, uAckTime; |
92b96797 FB |
349 | |
350 | uDataTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, cbFrameLength, wRate); | |
351 | if (byPktType == PK_TYPE_11B) {//llb,CCK mode | |
3eaca0d2 | 352 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, (u16)pDevice->byTopCCKBasicRate); |
92b96797 | 353 | } else {//11g 2.4G OFDM mode & 11a 5G OFDM mode |
3eaca0d2 | 354 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, (u16)pDevice->byTopOFDMBasicRate); |
92b96797 FB |
355 | } |
356 | ||
357 | if (bNeedAck) { | |
358 | return (uDataTime + pDevice->uSIFS + uAckTime); | |
359 | } | |
360 | else { | |
361 | return uDataTime; | |
362 | } | |
363 | } | |
364 | ||
9c3806d5 MP |
365 | static u16 vnt_rxtx_rsvtime_le16(struct vnt_private *priv, u8 pkt_type, |
366 | u32 frame_length, u16 rate, int need_ack) | |
367 | { | |
368 | return cpu_to_le16((u16)s_uGetTxRsvTime(priv, pkt_type, | |
369 | frame_length, rate, need_ack)); | |
370 | } | |
371 | ||
92b96797 | 372 | //byFreqType: 0=>5GHZ 1=>2.4GHZ |
cfabe4b4 | 373 | static u16 s_uGetRTSCTSRsvTime(struct vnt_private *pDevice, |
d56131de | 374 | u8 byRTSRsvType, u8 byPktType, u32 cbFrameLength, u16 wCurrentRate) |
92b96797 | 375 | { |
d56131de | 376 | u32 uRrvTime, uRTSTime, uCTSTime, uAckTime, uDataTime; |
92b96797 FB |
377 | |
378 | uRrvTime = uRTSTime = uCTSTime = uAckTime = uDataTime = 0; | |
379 | ||
92b96797 FB |
380 | uDataTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, cbFrameLength, wCurrentRate); |
381 | if (byRTSRsvType == 0) { //RTSTxRrvTime_bb | |
382 | uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopCCKBasicRate); | |
383 | uCTSTime = uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); | |
384 | } | |
385 | else if (byRTSRsvType == 1){ //RTSTxRrvTime_ba, only in 2.4GHZ | |
386 | uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopCCKBasicRate); | |
387 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); | |
388 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); | |
389 | } | |
390 | else if (byRTSRsvType == 2) { //RTSTxRrvTime_aa | |
391 | uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopOFDMBasicRate); | |
392 | uCTSTime = uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); | |
393 | } | |
394 | else if (byRTSRsvType == 3) { //CTSTxRrvTime_ba, only in 2.4GHZ | |
395 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); | |
396 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); | |
397 | uRrvTime = uCTSTime + uAckTime + uDataTime + 2*pDevice->uSIFS; | |
398 | return uRrvTime; | |
399 | } | |
400 | ||
401 | //RTSRrvTime | |
402 | uRrvTime = uRTSTime + uCTSTime + uAckTime + uDataTime + 3*pDevice->uSIFS; | |
cfabe4b4 | 403 | return cpu_to_le16((u16)uRrvTime); |
92b96797 FB |
404 | } |
405 | ||
406 | //byFreqType 0: 5GHz, 1:2.4Ghz | |
6b5ad9d2 MP |
407 | static u16 s_uGetDataDuration(struct vnt_private *pDevice, |
408 | u8 byPktType, int bNeedAck) | |
92b96797 | 409 | { |
0005cb00 | 410 | u32 uAckTime = 0; |
92b96797 | 411 | |
b02ccd59 | 412 | if (bNeedAck) { |
6b5ad9d2 | 413 | if (byPktType == PK_TYPE_11B) |
b02ccd59 MP |
414 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, |
415 | byPktType, 14, pDevice->byTopCCKBasicRate); | |
416 | else | |
417 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, | |
418 | byPktType, 14, pDevice->byTopOFDMBasicRate); | |
d5005955 | 419 | return cpu_to_le16((u16)(pDevice->uSIFS + uAckTime)); |
b02ccd59 | 420 | } |
92b96797 | 421 | |
92b96797 FB |
422 | return 0; |
423 | } | |
424 | ||
92b96797 | 425 | //byFreqType: 0=>5GHZ 1=>2.4GHZ |
e34f9dbe | 426 | static u16 s_uGetRTSCTSDuration(struct vnt_private *pDevice, u8 byDurType, |
d56131de MP |
427 | u32 cbFrameLength, u8 byPktType, u16 wRate, int bNeedAck, |
428 | u8 byFBOption) | |
92b96797 | 429 | { |
d56131de | 430 | u32 uCTSTime = 0, uDurTime = 0; |
92b96797 | 431 | |
92b96797 FB |
432 | switch (byDurType) { |
433 | ||
434 | case RTSDUR_BB: //RTSDuration_bb | |
435 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); | |
436 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); | |
437 | break; | |
438 | ||
439 | case RTSDUR_BA: //RTSDuration_ba | |
440 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); | |
441 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); | |
442 | break; | |
443 | ||
444 | case RTSDUR_AA: //RTSDuration_aa | |
445 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); | |
446 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); | |
447 | break; | |
448 | ||
449 | case CTSDUR_BA: //CTSDuration_ba | |
450 | uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); | |
451 | break; | |
452 | ||
453 | case RTSDUR_BA_F0: //RTSDuration_ba_f0 | |
454 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); | |
455 | if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { | |
456 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); | |
457 | } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { | |
458 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); | |
459 | } | |
460 | break; | |
461 | ||
462 | case RTSDUR_AA_F0: //RTSDuration_aa_f0 | |
463 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); | |
464 | if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { | |
465 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); | |
466 | } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { | |
467 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); | |
468 | } | |
469 | break; | |
470 | ||
471 | case RTSDUR_BA_F1: //RTSDuration_ba_f1 | |
472 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); | |
473 | if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { | |
474 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); | |
475 | } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { | |
476 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); | |
477 | } | |
478 | break; | |
479 | ||
480 | case RTSDUR_AA_F1: //RTSDuration_aa_f1 | |
481 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); | |
482 | if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { | |
483 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); | |
484 | } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { | |
485 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); | |
486 | } | |
487 | break; | |
488 | ||
489 | case CTSDUR_BA_F0: //CTSDuration_ba_f0 | |
490 | if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { | |
491 | uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); | |
492 | } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { | |
493 | uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); | |
494 | } | |
495 | break; | |
496 | ||
497 | case CTSDUR_BA_F1: //CTSDuration_ba_f1 | |
498 | if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { | |
499 | uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); | |
500 | } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { | |
501 | uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); | |
502 | } | |
503 | break; | |
504 | ||
505 | default: | |
506 | break; | |
507 | } | |
508 | ||
e34f9dbe | 509 | return cpu_to_le16((u16)uDurTime); |
92b96797 FB |
510 | } |
511 | ||
d56131de MP |
512 | static u32 s_uFillDataHead(struct vnt_private *pDevice, |
513 | u8 byPktType, u16 wCurrentRate, void *pTxDataHead, u32 cbFrameLength, | |
ab01fedc | 514 | u32 uDMAIdx, int bNeedAck, u8 byFBOption) |
92b96797 FB |
515 | { |
516 | ||
517 | if (pTxDataHead == NULL) { | |
518 | return 0; | |
519 | } | |
520 | ||
521 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { | |
92b96797 | 522 | if (byFBOption == AUTO_FB_NONE) { |
7e60a3de MP |
523 | struct vnt_tx_datahead_g *pBuf = |
524 | (struct vnt_tx_datahead_g *)pTxDataHead; | |
92b96797 | 525 | //Get SignalField,ServiceField,Length |
aed387c7 MP |
526 | BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, |
527 | byPktType, &pBuf->a); | |
528 | BBvCalculateParameter(pDevice, cbFrameLength, | |
529 | pDevice->byTopCCKBasicRate, PK_TYPE_11B, &pBuf->b); | |
92b96797 | 530 | //Get Duration and TimeStamp |
6b5ad9d2 | 531 | pBuf->wDuration_a = s_uGetDataDuration(pDevice, |
3ed210ef | 532 | byPktType, bNeedAck); |
6b5ad9d2 | 533 | pBuf->wDuration_b = s_uGetDataDuration(pDevice, |
3ed210ef | 534 | PK_TYPE_11B, bNeedAck); |
92b96797 | 535 | |
f115e76a MP |
536 | pBuf->wTimeStampOff_a = vnt_time_stamp_off(pDevice, |
537 | wCurrentRate); | |
538 | pBuf->wTimeStampOff_b = vnt_time_stamp_off(pDevice, | |
539 | pDevice->byTopCCKBasicRate); | |
92b96797 FB |
540 | return (pBuf->wDuration_a); |
541 | } else { | |
542 | // Auto Fallback | |
7c05c545 MP |
543 | struct vnt_tx_datahead_g_fb *pBuf = |
544 | (struct vnt_tx_datahead_g_fb *)pTxDataHead; | |
92b96797 | 545 | //Get SignalField,ServiceField,Length |
aed387c7 MP |
546 | BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, |
547 | byPktType, &pBuf->a); | |
548 | BBvCalculateParameter(pDevice, cbFrameLength, | |
549 | pDevice->byTopCCKBasicRate, PK_TYPE_11B, &pBuf->b); | |
92b96797 | 550 | //Get Duration and TimeStamp |
6b5ad9d2 | 551 | pBuf->wDuration_a = s_uGetDataDuration(pDevice, |
3ed210ef | 552 | byPktType, bNeedAck); |
6b5ad9d2 | 553 | pBuf->wDuration_b = s_uGetDataDuration(pDevice, |
3ed210ef | 554 | PK_TYPE_11B, bNeedAck); |
d5005955 | 555 | pBuf->wDuration_a_f0 = s_uGetDataDuration(pDevice, |
6b5ad9d2 | 556 | byPktType, bNeedAck); |
d5005955 | 557 | pBuf->wDuration_a_f1 = s_uGetDataDuration(pDevice, |
6b5ad9d2 | 558 | byPktType, bNeedAck); |
f115e76a MP |
559 | pBuf->wTimeStampOff_a = vnt_time_stamp_off(pDevice, |
560 | wCurrentRate); | |
561 | pBuf->wTimeStampOff_b = vnt_time_stamp_off(pDevice, | |
562 | pDevice->byTopCCKBasicRate); | |
92b96797 FB |
563 | return (pBuf->wDuration_a); |
564 | } //if (byFBOption == AUTO_FB_NONE) | |
92b96797 FB |
565 | } |
566 | else if (byPktType == PK_TYPE_11A) { | |
c921cc8c | 567 | if (byFBOption != AUTO_FB_NONE) { |
1da4ee20 MP |
568 | struct vnt_tx_datahead_a_fb *pBuf = |
569 | (struct vnt_tx_datahead_a_fb *)pTxDataHead; | |
92b96797 | 570 | //Get SignalField,ServiceField,Length |
aed387c7 MP |
571 | BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, |
572 | byPktType, &pBuf->a); | |
92b96797 | 573 | //Get Duration and TimeStampOff |
6b5ad9d2 | 574 | pBuf->wDuration = s_uGetDataDuration(pDevice, |
3ed210ef | 575 | byPktType, bNeedAck); |
d5005955 | 576 | pBuf->wDuration_f0 = s_uGetDataDuration(pDevice, |
6b5ad9d2 | 577 | byPktType, bNeedAck); |
d5005955 | 578 | pBuf->wDuration_f1 = s_uGetDataDuration(pDevice, |
6b5ad9d2 | 579 | byPktType, bNeedAck); |
f115e76a MP |
580 | pBuf->wTimeStampOff = vnt_time_stamp_off(pDevice, |
581 | wCurrentRate); | |
92b96797 FB |
582 | return (pBuf->wDuration); |
583 | } else { | |
558becf1 MP |
584 | struct vnt_tx_datahead_ab *pBuf = |
585 | (struct vnt_tx_datahead_ab *)pTxDataHead; | |
92b96797 | 586 | //Get SignalField,ServiceField,Length |
aed387c7 MP |
587 | BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, |
588 | byPktType, &pBuf->ab); | |
92b96797 | 589 | //Get Duration and TimeStampOff |
6b5ad9d2 | 590 | pBuf->wDuration = s_uGetDataDuration(pDevice, |
3ed210ef | 591 | byPktType, bNeedAck); |
f115e76a MP |
592 | pBuf->wTimeStampOff = vnt_time_stamp_off(pDevice, |
593 | wCurrentRate); | |
92b96797 FB |
594 | return (pBuf->wDuration); |
595 | } | |
596 | } | |
597 | else if (byPktType == PK_TYPE_11B) { | |
558becf1 MP |
598 | struct vnt_tx_datahead_ab *pBuf = |
599 | (struct vnt_tx_datahead_ab *)pTxDataHead; | |
92b96797 | 600 | //Get SignalField,ServiceField,Length |
aed387c7 MP |
601 | BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, |
602 | byPktType, &pBuf->ab); | |
92b96797 | 603 | //Get Duration and TimeStampOff |
6b5ad9d2 | 604 | pBuf->wDuration = s_uGetDataDuration(pDevice, |
3ed210ef | 605 | byPktType, bNeedAck); |
f115e76a MP |
606 | pBuf->wTimeStampOff = vnt_time_stamp_off(pDevice, |
607 | wCurrentRate); | |
92b96797 FB |
608 | return (pBuf->wDuration); |
609 | } | |
610 | return 0; | |
611 | } | |
612 | ||
5e67ee49 MP |
613 | static int vnt_fill_ieee80211_rts(struct vnt_private *priv, |
614 | struct ieee80211_rts *rts, struct ethhdr *eth_hdr, | |
615 | u16 duration) | |
616 | { | |
617 | rts->duration = duration; | |
618 | rts->frame_control = TYPE_CTL_RTS; | |
619 | ||
620 | if (priv->eOPMode == OP_MODE_ADHOC || priv->eOPMode == OP_MODE_AP) | |
621 | memcpy(rts->ra, eth_hdr->h_dest, ETH_ALEN); | |
622 | else | |
623 | memcpy(rts->ra, priv->abyBSSID, ETH_ALEN); | |
624 | ||
625 | if (priv->eOPMode == OP_MODE_AP) | |
626 | memcpy(rts->ta, priv->abyBSSID, ETH_ALEN); | |
627 | else | |
628 | memcpy(rts->ta, eth_hdr->h_source, ETH_ALEN); | |
629 | ||
630 | return 0; | |
631 | } | |
632 | ||
633 | static int vnt_rxtx_rts_g_head(struct vnt_private *priv, | |
634 | struct vnt_rts_g *buf, struct ethhdr *eth_hdr, | |
635 | u8 pkt_type, u32 frame_len, int need_ack, | |
636 | u16 current_rate, u8 fb_option) | |
637 | { | |
638 | u16 rts_frame_len = 20; | |
639 | ||
640 | BBvCalculateParameter(priv, rts_frame_len, priv->byTopCCKBasicRate, | |
641 | PK_TYPE_11B, &buf->b); | |
642 | BBvCalculateParameter(priv, rts_frame_len, | |
643 | priv->byTopOFDMBasicRate, pkt_type, &buf->a); | |
644 | ||
645 | buf->wDuration_bb = s_uGetRTSCTSDuration(priv, RTSDUR_BB, frame_len, | |
646 | PK_TYPE_11B, priv->byTopCCKBasicRate, need_ack, fb_option); | |
647 | buf->wDuration_aa = s_uGetRTSCTSDuration(priv, RTSDUR_AA, frame_len, | |
648 | pkt_type, current_rate, need_ack, fb_option); | |
649 | buf->wDuration_ba = s_uGetRTSCTSDuration(priv, RTSDUR_BA, frame_len, | |
650 | pkt_type, current_rate, need_ack, fb_option); | |
651 | ||
652 | vnt_fill_ieee80211_rts(priv, &buf->data, eth_hdr, buf->wDuration_aa); | |
653 | ||
654 | return 0; | |
655 | } | |
656 | ||
ec91713a MP |
657 | static int vnt_rxtx_rts_g_fb_head(struct vnt_private *priv, |
658 | struct vnt_rts_g_fb *buf, struct ethhdr *eth_hdr, | |
659 | u8 pkt_type, u32 frame_len, int need_ack, | |
660 | u16 current_rate, u8 fb_option) | |
661 | { | |
662 | u16 rts_frame_len = 20; | |
663 | ||
664 | BBvCalculateParameter(priv, rts_frame_len, priv->byTopCCKBasicRate, | |
665 | PK_TYPE_11B, &buf->b); | |
666 | BBvCalculateParameter(priv, rts_frame_len, | |
667 | priv->byTopOFDMBasicRate, pkt_type, &buf->a); | |
668 | ||
669 | ||
670 | buf->wDuration_bb = s_uGetRTSCTSDuration(priv, RTSDUR_BB, frame_len, | |
671 | PK_TYPE_11B, priv->byTopCCKBasicRate, need_ack, fb_option); | |
672 | buf->wDuration_aa = s_uGetRTSCTSDuration(priv, RTSDUR_AA, frame_len, | |
673 | pkt_type, current_rate, need_ack, fb_option); | |
674 | buf->wDuration_ba = s_uGetRTSCTSDuration(priv, RTSDUR_BA, frame_len, | |
675 | pkt_type, current_rate, need_ack, fb_option); | |
676 | ||
677 | ||
678 | buf->wRTSDuration_ba_f0 = s_uGetRTSCTSDuration(priv, RTSDUR_BA_F0, | |
679 | frame_len, pkt_type, current_rate, need_ack, fb_option); | |
680 | buf->wRTSDuration_aa_f0 = s_uGetRTSCTSDuration(priv, RTSDUR_AA_F0, | |
681 | frame_len, pkt_type, current_rate, need_ack, fb_option); | |
682 | buf->wRTSDuration_ba_f1 = s_uGetRTSCTSDuration(priv, RTSDUR_BA_F1, | |
683 | frame_len, pkt_type, current_rate, need_ack, fb_option); | |
684 | buf->wRTSDuration_aa_f1 = s_uGetRTSCTSDuration(priv, RTSDUR_AA_F1, | |
685 | frame_len, pkt_type, current_rate, need_ack, fb_option); | |
686 | ||
687 | vnt_fill_ieee80211_rts(priv, &buf->data, eth_hdr, buf->wDuration_aa); | |
688 | ||
689 | return 0; | |
690 | } | |
691 | ||
1712633d MP |
692 | static int vnt_rxtx_rts_ab_head(struct vnt_private *priv, |
693 | struct vnt_rts_ab *buf, struct ethhdr *eth_hdr, | |
694 | u8 pkt_type, u32 frame_len, int need_ack, | |
695 | u16 current_rate, u8 fb_option) | |
696 | { | |
697 | u16 rts_frame_len = 20; | |
698 | ||
699 | BBvCalculateParameter(priv, rts_frame_len, | |
700 | priv->byTopOFDMBasicRate, pkt_type, &buf->ab); | |
701 | ||
702 | buf->wDuration = s_uGetRTSCTSDuration(priv, RTSDUR_AA, frame_len, | |
703 | pkt_type, current_rate, need_ack, fb_option); | |
704 | ||
705 | vnt_fill_ieee80211_rts(priv, &buf->data, eth_hdr, buf->wDuration); | |
706 | ||
707 | return 0; | |
708 | } | |
709 | ||
9d2578c1 MP |
710 | static int vnt_rxtx_rts_a_fb_head(struct vnt_private *priv, |
711 | struct vnt_rts_a_fb *buf, struct ethhdr *eth_hdr, | |
712 | u8 pkt_type, u32 frame_len, int need_ack, | |
713 | u16 current_rate, u8 fb_option) | |
714 | { | |
715 | u16 rts_frame_len = 20; | |
716 | ||
717 | BBvCalculateParameter(priv, rts_frame_len, | |
718 | priv->byTopOFDMBasicRate, pkt_type, &buf->a); | |
719 | ||
720 | buf->wDuration = s_uGetRTSCTSDuration(priv, RTSDUR_AA, frame_len, | |
721 | pkt_type, current_rate, need_ack, fb_option); | |
722 | ||
723 | buf->wRTSDuration_f0 = s_uGetRTSCTSDuration(priv, RTSDUR_AA_F0, | |
724 | frame_len, pkt_type, current_rate, need_ack, fb_option); | |
725 | ||
726 | buf->wRTSDuration_f1 = s_uGetRTSCTSDuration(priv, RTSDUR_AA_F1, | |
727 | frame_len, pkt_type, current_rate, need_ack, fb_option); | |
728 | ||
729 | vnt_fill_ieee80211_rts(priv, &buf->data, eth_hdr, buf->wDuration); | |
730 | ||
731 | return 0; | |
732 | } | |
733 | ||
d56131de | 734 | static void s_vFillRTSHead(struct vnt_private *pDevice, u8 byPktType, |
5fb8e412 | 735 | union vnt_tx_data_head *head, u32 cbFrameLength, int bNeedAck, |
ceb8c5da | 736 | struct ethhdr *psEthHeader, u16 wCurrentRate, u8 byFBOption) |
92b96797 | 737 | { |
92b96797 | 738 | |
13fe62ae MP |
739 | if (!head) |
740 | return; | |
92b96797 | 741 | |
9d5829bf MP |
742 | /* Note: So far RTSHead doesn't appear in ATIM |
743 | * & Beacom DMA, so we don't need to take them | |
744 | * into account. | |
745 | * Otherwise, we need to modified codes for them. | |
746 | */ | |
0bddd303 MP |
747 | switch (byPktType) { |
748 | case PK_TYPE_11GB: | |
749 | case PK_TYPE_11GA: | |
9d5829bf MP |
750 | if (byFBOption == AUTO_FB_NONE) |
751 | vnt_rxtx_rts_g_head(pDevice, &head->rts_g, | |
5e67ee49 MP |
752 | psEthHeader, byPktType, cbFrameLength, |
753 | bNeedAck, wCurrentRate, byFBOption); | |
9d5829bf MP |
754 | else |
755 | vnt_rxtx_rts_g_fb_head(pDevice, &head->rts_g_fb, | |
ec91713a MP |
756 | psEthHeader, byPktType, cbFrameLength, |
757 | bNeedAck, wCurrentRate, byFBOption); | |
0bddd303 MP |
758 | break; |
759 | case PK_TYPE_11A: | |
2b83ebd0 | 760 | if (byFBOption) { |
9d5829bf | 761 | vnt_rxtx_rts_a_fb_head(pDevice, &head->rts_a_fb, |
9d2578c1 MP |
762 | psEthHeader, byPktType, cbFrameLength, |
763 | bNeedAck, wCurrentRate, byFBOption); | |
2b83ebd0 MP |
764 | break; |
765 | } | |
0bddd303 | 766 | case PK_TYPE_11B: |
9d5829bf | 767 | vnt_rxtx_rts_ab_head(pDevice, &head->rts_ab, |
1712633d MP |
768 | psEthHeader, byPktType, cbFrameLength, |
769 | bNeedAck, wCurrentRate, byFBOption); | |
9d5829bf | 770 | } |
92b96797 FB |
771 | } |
772 | ||
d56131de | 773 | static void s_vFillCTSHead(struct vnt_private *pDevice, u32 uDMAIdx, |
5fb8e412 MP |
774 | u8 byPktType, union vnt_tx_data_head *head, u32 cbFrameLength, |
775 | int bNeedAck, u16 wCurrentRate, u8 byFBOption) | |
92b96797 | 776 | { |
d56131de | 777 | u32 uCTSFrameLen = 14; |
92b96797 | 778 | |
27df3ebf MP |
779 | if (!head) |
780 | return; | |
92b96797 | 781 | |
c921cc8c MP |
782 | if (byFBOption != AUTO_FB_NONE) { |
783 | /* Auto Fall back */ | |
27df3ebf | 784 | struct vnt_cts_fb *pBuf = &head->cts_g_fb; |
aed387c7 MP |
785 | /* Get SignalField,ServiceField,Length */ |
786 | BBvCalculateParameter(pDevice, uCTSFrameLen, | |
787 | pDevice->byTopCCKBasicRate, PK_TYPE_11B, &pBuf->b); | |
e34f9dbe MP |
788 | pBuf->wDuration_ba = s_uGetRTSCTSDuration(pDevice, CTSDUR_BA, |
789 | cbFrameLength, byPktType, | |
790 | wCurrentRate, bNeedAck, byFBOption); | |
791 | /* Get CTSDuration_ba_f0 */ | |
792 | pBuf->wCTSDuration_ba_f0 = s_uGetRTSCTSDuration(pDevice, | |
793 | CTSDUR_BA_F0, cbFrameLength, byPktType, wCurrentRate, | |
794 | bNeedAck, byFBOption); | |
795 | /* Get CTSDuration_ba_f1 */ | |
796 | pBuf->wCTSDuration_ba_f1 = s_uGetRTSCTSDuration(pDevice, | |
797 | CTSDUR_BA_F1, cbFrameLength, byPktType, wCurrentRate, | |
798 | bNeedAck, byFBOption); | |
14840cdd MP |
799 | /* Get CTS Frame body */ |
800 | pBuf->data.duration = pBuf->wDuration_ba; | |
801 | pBuf->data.frame_control = TYPE_CTL_CTS; | |
802 | memcpy(pBuf->data.ra, pDevice->abyCurrentNetAddr, ETH_ALEN); | |
c921cc8c | 803 | } else { |
27df3ebf | 804 | struct vnt_cts *pBuf = &head->cts_g; |
aed387c7 MP |
805 | /* Get SignalField,ServiceField,Length */ |
806 | BBvCalculateParameter(pDevice, uCTSFrameLen, | |
807 | pDevice->byTopCCKBasicRate, PK_TYPE_11B, &pBuf->b); | |
e34f9dbe MP |
808 | /* Get CTSDuration_ba */ |
809 | pBuf->wDuration_ba = s_uGetRTSCTSDuration(pDevice, | |
810 | CTSDUR_BA, cbFrameLength, byPktType, | |
811 | wCurrentRate, bNeedAck, byFBOption); | |
14840cdd MP |
812 | /*Get CTS Frame body*/ |
813 | pBuf->data.duration = pBuf->wDuration_ba; | |
814 | pBuf->data.frame_control = TYPE_CTL_CTS; | |
815 | memcpy(pBuf->data.ra, pDevice->abyCurrentNetAddr, ETH_ALEN); | |
92b96797 | 816 | } |
92b96797 FB |
817 | } |
818 | ||
92b96797 FB |
819 | /*+ |
820 | * | |
821 | * Description: | |
822 | * Generate FIFO control for MAC & Baseband controller | |
823 | * | |
824 | * Parameters: | |
825 | * In: | |
826 | * pDevice - Pointer to adpater | |
827 | * pTxDataHead - Transmit Data Buffer | |
828 | * pTxBufHead - pTxBufHead | |
829 | * pvRrvTime - pvRrvTime | |
830 | * pvRTS - RTS Buffer | |
831 | * pCTS - CTS Buffer | |
832 | * cbFrameSize - Transmit Data Length (Hdr+Payload+FCS) | |
833 | * bNeedACK - If need ACK | |
834 | * uDMAIdx - DMA Index | |
835 | * Out: | |
836 | * none | |
837 | * | |
838 | * Return Value: none | |
839 | * | |
840 | -*/ | |
cc856e61 | 841 | |
d56131de MP |
842 | static void s_vGenerateTxParameter(struct vnt_private *pDevice, |
843 | u8 byPktType, u16 wCurrentRate, void *pTxBufHead, void *pvRrvTime, | |
351c7dc3 | 844 | void *rts_cts, u32 cbFrameSize, int bNeedACK, u32 uDMAIdx, |
f46142b0 | 845 | struct ethhdr *psEthHeader, bool need_rts) |
92b96797 | 846 | { |
5fb8e412 | 847 | union vnt_tx_data_head *head = rts_cts; |
d56131de MP |
848 | u32 cbMACHdLen = WLAN_HDR_ADDR3_LEN; /* 24 */ |
849 | u16 wFifoCtl; | |
d56131de | 850 | u8 byFBOption = AUTO_FB_NONE; |
92b96797 FB |
851 | |
852 | //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_vGenerateTxParameter...\n"); | |
853 | PSTxBufHead pFifoHead = (PSTxBufHead)pTxBufHead; | |
854 | pFifoHead->wReserved = wCurrentRate; | |
855 | wFifoCtl = pFifoHead->wFIFOCtl; | |
856 | ||
92b96797 FB |
857 | if (wFifoCtl & FIFOCTL_AUTO_FB_0) { |
858 | byFBOption = AUTO_FB_0; | |
859 | } | |
860 | else if (wFifoCtl & FIFOCTL_AUTO_FB_1) { | |
861 | byFBOption = AUTO_FB_1; | |
862 | } | |
863 | ||
2dc22d5a MP |
864 | if (!pvRrvTime) |
865 | return; | |
866 | ||
92b96797 FB |
867 | if (pDevice->bLongHeader) |
868 | cbMACHdLen = WLAN_HDR_ADDR3_LEN + 6; | |
869 | ||
870 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { | |
f46142b0 | 871 | if (need_rts) { |
92b96797 | 872 | //Fill RsvTime |
6398a59b MP |
873 | struct vnt_rrv_time_rts *pBuf = |
874 | (struct vnt_rrv_time_rts *)pvRrvTime; | |
cfabe4b4 MP |
875 | pBuf->wRTSTxRrvTime_aa = s_uGetRTSCTSRsvTime(pDevice, 2, |
876 | byPktType, cbFrameSize, wCurrentRate); | |
877 | pBuf->wRTSTxRrvTime_ba = s_uGetRTSCTSRsvTime(pDevice, 1, | |
878 | byPktType, cbFrameSize, wCurrentRate); | |
879 | pBuf->wRTSTxRrvTime_bb = s_uGetRTSCTSRsvTime(pDevice, 0, | |
880 | byPktType, cbFrameSize, wCurrentRate); | |
9c3806d5 MP |
881 | pBuf->wTxRrvTime_a = vnt_rxtx_rsvtime_le16(pDevice, |
882 | byPktType, cbFrameSize, wCurrentRate, bNeedACK); | |
883 | pBuf->wTxRrvTime_b = vnt_rxtx_rsvtime_le16(pDevice, | |
884 | PK_TYPE_11B, cbFrameSize, pDevice->byTopCCKBasicRate, | |
885 | bNeedACK); | |
351c7dc3 | 886 | /* Fill RTS */ |
5fb8e412 | 887 | s_vFillRTSHead(pDevice, byPktType, head, cbFrameSize, |
351c7dc3 | 888 | bNeedACK, psEthHeader, wCurrentRate, byFBOption); |
92b96797 FB |
889 | } |
890 | else {//RTS_needless, PCF mode | |
92b96797 | 891 | //Fill RsvTime |
4f990057 MP |
892 | struct vnt_rrv_time_cts *pBuf = |
893 | (struct vnt_rrv_time_cts *)pvRrvTime; | |
9c3806d5 MP |
894 | pBuf->wTxRrvTime_a = vnt_rxtx_rsvtime_le16(pDevice, byPktType, |
895 | cbFrameSize, wCurrentRate, bNeedACK); | |
896 | pBuf->wTxRrvTime_b = vnt_rxtx_rsvtime_le16(pDevice, | |
897 | PK_TYPE_11B, cbFrameSize, | |
898 | pDevice->byTopCCKBasicRate, bNeedACK); | |
cfabe4b4 MP |
899 | pBuf->wCTSTxRrvTime_ba = s_uGetRTSCTSRsvTime(pDevice, 3, |
900 | byPktType, cbFrameSize, wCurrentRate); | |
351c7dc3 | 901 | /* Fill CTS */ |
5fb8e412 | 902 | s_vFillCTSHead(pDevice, uDMAIdx, byPktType, head, |
351c7dc3 | 903 | cbFrameSize, bNeedACK, wCurrentRate, byFBOption); |
92b96797 FB |
904 | } |
905 | } | |
906 | else if (byPktType == PK_TYPE_11A) { | |
f46142b0 | 907 | if (need_rts) { |
92b96797 | 908 | //Fill RsvTime |
976467d3 MP |
909 | struct vnt_rrv_time_ab *pBuf = |
910 | (struct vnt_rrv_time_ab *)pvRrvTime; | |
cfabe4b4 MP |
911 | pBuf->wRTSTxRrvTime = s_uGetRTSCTSRsvTime(pDevice, 2, |
912 | byPktType, cbFrameSize, wCurrentRate); | |
9c3806d5 MP |
913 | pBuf->wTxRrvTime = vnt_rxtx_rsvtime_le16(pDevice, byPktType, |
914 | cbFrameSize, wCurrentRate, bNeedACK); | |
351c7dc3 | 915 | /* Fill RTS */ |
5fb8e412 | 916 | s_vFillRTSHead(pDevice, byPktType, head, cbFrameSize, |
351c7dc3 | 917 | bNeedACK, psEthHeader, wCurrentRate, byFBOption); |
f46142b0 | 918 | } else { |
92b96797 | 919 | //Fill RsvTime |
976467d3 MP |
920 | struct vnt_rrv_time_ab *pBuf = |
921 | (struct vnt_rrv_time_ab *)pvRrvTime; | |
9c3806d5 MP |
922 | pBuf->wTxRrvTime = vnt_rxtx_rsvtime_le16(pDevice, PK_TYPE_11A, |
923 | cbFrameSize, wCurrentRate, bNeedACK); | |
92b96797 FB |
924 | } |
925 | } | |
926 | else if (byPktType == PK_TYPE_11B) { | |
f46142b0 | 927 | if (need_rts) { |
92b96797 | 928 | //Fill RsvTime |
976467d3 MP |
929 | struct vnt_rrv_time_ab *pBuf = |
930 | (struct vnt_rrv_time_ab *)pvRrvTime; | |
cfabe4b4 MP |
931 | pBuf->wRTSTxRrvTime = s_uGetRTSCTSRsvTime(pDevice, 0, |
932 | byPktType, cbFrameSize, wCurrentRate); | |
9c3806d5 MP |
933 | pBuf->wTxRrvTime = vnt_rxtx_rsvtime_le16(pDevice, PK_TYPE_11B, |
934 | cbFrameSize, wCurrentRate, bNeedACK); | |
351c7dc3 | 935 | /* Fill RTS */ |
5fb8e412 | 936 | s_vFillRTSHead(pDevice, byPktType, head, cbFrameSize, |
351c7dc3 | 937 | bNeedACK, psEthHeader, wCurrentRate, byFBOption); |
92b96797 FB |
938 | } |
939 | else { //RTS_needless, non PCF mode | |
940 | //Fill RsvTime | |
976467d3 MP |
941 | struct vnt_rrv_time_ab *pBuf = |
942 | (struct vnt_rrv_time_ab *)pvRrvTime; | |
9c3806d5 MP |
943 | pBuf->wTxRrvTime = vnt_rxtx_rsvtime_le16(pDevice, PK_TYPE_11B, |
944 | cbFrameSize, wCurrentRate, bNeedACK); | |
92b96797 FB |
945 | } |
946 | } | |
947 | //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_vGenerateTxParameter END.\n"); | |
948 | } | |
949 | /* | |
b902fbfe | 950 | u8 * pbyBuffer,//point to pTxBufHead |
3eaca0d2 | 951 | u16 wFragType,//00:Non-Frag, 01:Start, 02:Mid, 03:Last |
cc856e61 | 952 | unsigned int cbFragmentSize,//Hdr+payoad+FCS |
92b96797 FB |
953 | */ |
954 | ||
d56131de | 955 | static int s_bPacketToWirelessUsb(struct vnt_private *pDevice, u8 byPktType, |
d0a2b8fa MP |
956 | struct vnt_tx_buffer *pTxBufHead, int bNeedEncryption, |
957 | u32 uSkbPacketLen, u32 uDMAIdx, struct ethhdr *psEthHeader, | |
958 | u8 *pPacket, PSKeyItem pTransmitKey, u32 uNodeIndex, u16 wCurrentRate, | |
959 | u32 *pcbHeaderLen, u32 *pcbTotalLen) | |
92b96797 | 960 | { |
d56131de MP |
961 | struct vnt_manager *pMgmt = &pDevice->vnt_mgmt; |
962 | u32 cbFrameSize, cbFrameBodySize; | |
d56131de MP |
963 | u32 cb802_1_H_len; |
964 | u32 cbIVlen = 0, cbICVlen = 0, cbMIClen = 0, cbMACHdLen = 0; | |
965 | u32 cbFCSlen = 4, cbMICHDR = 0; | |
f46142b0 MP |
966 | int bNeedACK; |
967 | bool bRTS = false; | |
d56131de MP |
968 | u8 *pbyType, *pbyMacHdr, *pbyIVHead, *pbyPayloadHead, *pbyTxBufferAddr; |
969 | u8 abySNAP_RFC1042[ETH_ALEN] = {0xAA, 0xAA, 0x03, 0x00, 0x00, 0x00}; | |
970 | u8 abySNAP_Bridgetunnel[ETH_ALEN] | |
971 | = {0xAA, 0xAA, 0x03, 0x00, 0x00, 0xF8}; | |
972 | u32 uDuration; | |
973 | u32 cbHeaderLength = 0, uPadding = 0; | |
974 | void *pvRrvTime; | |
5a5d6a80 | 975 | struct vnt_mic_hdr *pMICHDR; |
351c7dc3 | 976 | void *rts_cts = NULL; |
d56131de MP |
977 | void *pvTxDataHd; |
978 | u8 byFBOption = AUTO_FB_NONE, byFragType; | |
979 | u16 wTxBufSize; | |
4235f72f | 980 | u32 dwMICKey0, dwMICKey1, dwMIC_Priority; |
d56131de | 981 | u32 *pdwMIC_L, *pdwMIC_R; |
e269fc2d | 982 | int bSoftWEP = false; |
d56131de | 983 | |
351c7dc3 | 984 | pvRrvTime = pMICHDR = pvTxDataHd = NULL; |
92b96797 | 985 | |
e2efba76 | 986 | if (bNeedEncryption && pTransmitKey->pvKeyTable) { |
4e9b5e2b AM |
987 | if (((PSKeyTable)pTransmitKey->pvKeyTable)->bSoftWEP == true) |
988 | bSoftWEP = true; /* WEP 256 */ | |
e2efba76 | 989 | } |
92b96797 | 990 | |
92b96797 | 991 | // Get pkt type |
ceb8c5da | 992 | if (ntohs(psEthHeader->h_proto) > ETH_DATA_LEN) { |
92b96797 FB |
993 | if (pDevice->dwDiagRefCount == 0) { |
994 | cb802_1_H_len = 8; | |
995 | } else { | |
996 | cb802_1_H_len = 2; | |
997 | } | |
998 | } else { | |
999 | cb802_1_H_len = 0; | |
1000 | } | |
1001 | ||
21ec51f3 | 1002 | cbFrameBodySize = uSkbPacketLen - ETH_HLEN + cb802_1_H_len; |
92b96797 FB |
1003 | |
1004 | //Set packet type | |
3eaca0d2 | 1005 | pTxBufHead->wFIFOCtl |= (u16)(byPktType<<8); |
92b96797 FB |
1006 | |
1007 | if (pDevice->dwDiagRefCount != 0) { | |
e269fc2d | 1008 | bNeedACK = false; |
92b96797 FB |
1009 | pTxBufHead->wFIFOCtl = pTxBufHead->wFIFOCtl & (~FIFOCTL_NEEDACK); |
1010 | } else { //if (pDevice->dwDiagRefCount != 0) { | |
22040bbf AM |
1011 | if ((pDevice->eOPMode == OP_MODE_ADHOC) || |
1012 | (pDevice->eOPMode == OP_MODE_AP)) { | |
ceb8c5da | 1013 | if (is_multicast_ether_addr(psEthHeader->h_dest)) { |
e269fc2d | 1014 | bNeedACK = false; |
22040bbf AM |
1015 | pTxBufHead->wFIFOCtl = |
1016 | pTxBufHead->wFIFOCtl & (~FIFOCTL_NEEDACK); | |
1017 | } else { | |
4e9b5e2b | 1018 | bNeedACK = true; |
22040bbf AM |
1019 | pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK; |
1020 | } | |
92b96797 FB |
1021 | } |
1022 | else { | |
1023 | // MSDUs in Infra mode always need ACK | |
4e9b5e2b | 1024 | bNeedACK = true; |
92b96797 FB |
1025 | pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK; |
1026 | } | |
1027 | } //if (pDevice->dwDiagRefCount != 0) { | |
1028 | ||
1029 | pTxBufHead->wTimeStamp = DEFAULT_MSDU_LIFETIME_RES_64us; | |
1030 | ||
1031 | //Set FIFOCTL_LHEAD | |
1032 | if (pDevice->bLongHeader) | |
1033 | pTxBufHead->wFIFOCtl |= FIFOCTL_LHEAD; | |
1034 | ||
92b96797 FB |
1035 | //Set FRAGCTL_MACHDCNT |
1036 | if (pDevice->bLongHeader) { | |
1037 | cbMACHdLen = WLAN_HDR_ADDR3_LEN + 6; | |
1038 | } else { | |
1039 | cbMACHdLen = WLAN_HDR_ADDR3_LEN; | |
1040 | } | |
3eaca0d2 | 1041 | pTxBufHead->wFragCtl |= (u16)(cbMACHdLen << 10); |
92b96797 FB |
1042 | |
1043 | //Set FIFOCTL_GrpAckPolicy | |
4e9b5e2b | 1044 | if (pDevice->bGrpAckPolicy == true) {//0000 0100 0000 0000 |
92b96797 FB |
1045 | pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK; |
1046 | } | |
1047 | ||
1048 | //Set Auto Fallback Ctl | |
1049 | if (wCurrentRate >= RATE_18M) { | |
1050 | if (pDevice->byAutoFBCtrl == AUTO_FB_0) { | |
1051 | pTxBufHead->wFIFOCtl |= FIFOCTL_AUTO_FB_0; | |
1052 | byFBOption = AUTO_FB_0; | |
1053 | } else if (pDevice->byAutoFBCtrl == AUTO_FB_1) { | |
1054 | pTxBufHead->wFIFOCtl |= FIFOCTL_AUTO_FB_1; | |
1055 | byFBOption = AUTO_FB_1; | |
1056 | } | |
1057 | } | |
1058 | ||
4e9b5e2b | 1059 | if (bSoftWEP != true) { |
92b96797 FB |
1060 | if ((bNeedEncryption) && (pTransmitKey != NULL)) { //WEP enabled |
1061 | if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { //WEP40 or WEP104 | |
1062 | pTxBufHead->wFragCtl |= FRAGCTL_LEGACY; | |
1063 | } | |
1064 | if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { | |
1065 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Tx Set wFragCtl == FRAGCTL_TKIP\n"); | |
1066 | pTxBufHead->wFragCtl |= FRAGCTL_TKIP; | |
1067 | } | |
1068 | else if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) { //CCMP | |
1069 | pTxBufHead->wFragCtl |= FRAGCTL_AES; | |
1070 | } | |
1071 | } | |
1072 | } | |
1073 | ||
92b96797 FB |
1074 | if ((bNeedEncryption) && (pTransmitKey != NULL)) { |
1075 | if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { | |
1076 | cbIVlen = 4; | |
1077 | cbICVlen = 4; | |
1078 | } | |
1079 | else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { | |
1080 | cbIVlen = 8;//IV+ExtIV | |
1081 | cbMIClen = 8; | |
1082 | cbICVlen = 4; | |
1083 | } | |
1084 | if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) { | |
1085 | cbIVlen = 8;//RSN Header | |
1086 | cbICVlen = 8;//MIC | |
5a5d6a80 | 1087 | cbMICHDR = sizeof(struct vnt_mic_hdr); |
92b96797 | 1088 | } |
e269fc2d | 1089 | if (bSoftWEP == false) { |
92b96797 FB |
1090 | //MAC Header should be padding 0 to DW alignment. |
1091 | uPadding = 4 - (cbMACHdLen%4); | |
1092 | uPadding %= 4; | |
1093 | } | |
1094 | } | |
1095 | ||
1096 | cbFrameSize = cbMACHdLen + cbIVlen + (cbFrameBodySize + cbMIClen) + cbICVlen + cbFCSlen; | |
1097 | ||
e269fc2d AM |
1098 | if ( (bNeedACK == false) ||(cbFrameSize < pDevice->wRTSThreshold) ) { |
1099 | bRTS = false; | |
92b96797 | 1100 | } else { |
4e9b5e2b | 1101 | bRTS = true; |
92b96797 FB |
1102 | pTxBufHead->wFIFOCtl |= (FIFOCTL_RTS | FIFOCTL_LRETRY); |
1103 | } | |
1104 | ||
b902fbfe | 1105 | pbyTxBufferAddr = (u8 *) &(pTxBufHead->adwTxKey[0]); |
92b96797 FB |
1106 | wTxBufSize = sizeof(STxBufHead); |
1107 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet | |
1108 | if (byFBOption == AUTO_FB_NONE) { | |
4e9b5e2b | 1109 | if (bRTS == true) {//RTS_need |
6398a59b MP |
1110 | pvRrvTime = (struct vnt_rrv_time_rts *) |
1111 | (pbyTxBufferAddr + wTxBufSize); | |
5a5d6a80 | 1112 | pMICHDR = (struct vnt_mic_hdr *)(pbyTxBufferAddr + wTxBufSize + |
6398a59b | 1113 | sizeof(struct vnt_rrv_time_rts)); |
351c7dc3 | 1114 | rts_cts = (struct vnt_rts_g *) (pbyTxBufferAddr + wTxBufSize + |
6398a59b | 1115 | sizeof(struct vnt_rrv_time_rts) + cbMICHDR); |
7e60a3de MP |
1116 | pvTxDataHd = (struct vnt_tx_datahead_g *) (pbyTxBufferAddr + |
1117 | wTxBufSize + sizeof(struct vnt_rrv_time_rts) + | |
1118 | cbMICHDR + sizeof(struct vnt_rts_g)); | |
6398a59b | 1119 | cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_rts) + |
c521cb58 | 1120 | cbMICHDR + sizeof(struct vnt_rts_g) + |
7e60a3de | 1121 | sizeof(struct vnt_tx_datahead_g); |
92b96797 FB |
1122 | } |
1123 | else { //RTS_needless | |
4f990057 MP |
1124 | pvRrvTime = (struct vnt_rrv_time_cts *) |
1125 | (pbyTxBufferAddr + wTxBufSize); | |
5a5d6a80 | 1126 | pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + |
4f990057 | 1127 | sizeof(struct vnt_rrv_time_cts)); |
351c7dc3 | 1128 | rts_cts = (struct vnt_cts *) (pbyTxBufferAddr + wTxBufSize + |
4f990057 | 1129 | sizeof(struct vnt_rrv_time_cts) + cbMICHDR); |
7e60a3de MP |
1130 | pvTxDataHd = (struct vnt_tx_datahead_g *)(pbyTxBufferAddr + |
1131 | wTxBufSize + sizeof(struct vnt_rrv_time_cts) + | |
1132 | cbMICHDR + sizeof(struct vnt_cts)); | |
4f990057 MP |
1133 | cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_cts) + |
1134 | cbMICHDR + sizeof(struct vnt_cts) + | |
7e60a3de | 1135 | sizeof(struct vnt_tx_datahead_g); |
92b96797 FB |
1136 | } |
1137 | } else { | |
1138 | // Auto Fall Back | |
4e9b5e2b | 1139 | if (bRTS == true) {//RTS_need |
6398a59b MP |
1140 | pvRrvTime = (struct vnt_rrv_time_rts *)(pbyTxBufferAddr + |
1141 | wTxBufSize); | |
5a5d6a80 | 1142 | pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + |
6398a59b | 1143 | sizeof(struct vnt_rrv_time_rts)); |
351c7dc3 | 1144 | rts_cts = (struct vnt_rts_g_fb *)(pbyTxBufferAddr + wTxBufSize + |
6398a59b | 1145 | sizeof(struct vnt_rrv_time_rts) + cbMICHDR); |
7c05c545 MP |
1146 | pvTxDataHd = (struct vnt_tx_datahead_g_fb *) (pbyTxBufferAddr + |
1147 | wTxBufSize + sizeof(struct vnt_rrv_time_rts) + | |
1148 | cbMICHDR + sizeof(struct vnt_rts_g_fb)); | |
6398a59b MP |
1149 | cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_rts) + |
1150 | cbMICHDR + sizeof(struct vnt_rts_g_fb) + | |
7c05c545 | 1151 | sizeof(struct vnt_tx_datahead_g_fb); |
92b96797 | 1152 | } |
e269fc2d | 1153 | else if (bRTS == false) { //RTS_needless |
4f990057 MP |
1154 | pvRrvTime = (struct vnt_rrv_time_cts *) |
1155 | (pbyTxBufferAddr + wTxBufSize); | |
5a5d6a80 | 1156 | pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + |
4f990057 | 1157 | sizeof(struct vnt_rrv_time_cts)); |
351c7dc3 | 1158 | rts_cts = (struct vnt_cts_fb *) (pbyTxBufferAddr + wTxBufSize + |
4f990057 | 1159 | sizeof(struct vnt_rrv_time_cts) + cbMICHDR); |
7c05c545 | 1160 | pvTxDataHd = (struct vnt_tx_datahead_g_fb *) (pbyTxBufferAddr + |
4f990057 MP |
1161 | wTxBufSize + sizeof(struct vnt_rrv_time_cts) + |
1162 | cbMICHDR + sizeof(struct vnt_cts_fb)); | |
1163 | cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_cts) + | |
f0c5ba28 | 1164 | cbMICHDR + sizeof(struct vnt_cts_fb) + |
7c05c545 | 1165 | sizeof(struct vnt_tx_datahead_g_fb); |
92b96797 FB |
1166 | } |
1167 | } // Auto Fall Back | |
1168 | } | |
1169 | else {//802.11a/b packet | |
1170 | if (byFBOption == AUTO_FB_NONE) { | |
4e9b5e2b | 1171 | if (bRTS == true) {//RTS_need |
976467d3 MP |
1172 | pvRrvTime = (struct vnt_rrv_time_ab *) (pbyTxBufferAddr + |
1173 | wTxBufSize); | |
5a5d6a80 | 1174 | pMICHDR = (struct vnt_mic_hdr *)(pbyTxBufferAddr + wTxBufSize + |
976467d3 | 1175 | sizeof(struct vnt_rrv_time_ab)); |
351c7dc3 | 1176 | rts_cts = (struct vnt_rts_ab *) (pbyTxBufferAddr + wTxBufSize + |
976467d3 | 1177 | sizeof(struct vnt_rrv_time_ab) + cbMICHDR); |
558becf1 MP |
1178 | pvTxDataHd = (struct vnt_tx_datahead_ab *)(pbyTxBufferAddr + |
1179 | wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR + | |
c521cb58 | 1180 | sizeof(struct vnt_rts_ab)); |
976467d3 MP |
1181 | cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_ab) + |
1182 | cbMICHDR + sizeof(struct vnt_rts_ab) + | |
558becf1 | 1183 | sizeof(struct vnt_tx_datahead_ab); |
92b96797 | 1184 | } |
e269fc2d | 1185 | else if (bRTS == false) { //RTS_needless, no MICHDR |
976467d3 MP |
1186 | pvRrvTime = (struct vnt_rrv_time_ab *)(pbyTxBufferAddr + |
1187 | wTxBufSize); | |
5a5d6a80 | 1188 | pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + |
976467d3 | 1189 | sizeof(struct vnt_rrv_time_ab)); |
558becf1 MP |
1190 | pvTxDataHd = (struct vnt_tx_datahead_ab *)(pbyTxBufferAddr + |
1191 | wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR); | |
976467d3 | 1192 | cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_ab) + |
558becf1 | 1193 | cbMICHDR + sizeof(struct vnt_tx_datahead_ab); |
92b96797 FB |
1194 | } |
1195 | } else { | |
1196 | // Auto Fall Back | |
4e9b5e2b | 1197 | if (bRTS == true) {//RTS_need |
976467d3 MP |
1198 | pvRrvTime = (struct vnt_rrv_time_ab *)(pbyTxBufferAddr + |
1199 | wTxBufSize); | |
5a5d6a80 | 1200 | pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + |
976467d3 | 1201 | sizeof(struct vnt_rrv_time_ab)); |
351c7dc3 | 1202 | rts_cts = (struct vnt_rts_a_fb *)(pbyTxBufferAddr + wTxBufSize + |
976467d3 | 1203 | sizeof(struct vnt_rrv_time_ab) + cbMICHDR); |
1da4ee20 MP |
1204 | pvTxDataHd = (struct vnt_tx_datahead_a_fb *)(pbyTxBufferAddr + |
1205 | wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR + | |
c521cb58 | 1206 | sizeof(struct vnt_rts_a_fb)); |
976467d3 MP |
1207 | cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_ab) + |
1208 | cbMICHDR + sizeof(struct vnt_rts_a_fb) + | |
1da4ee20 | 1209 | sizeof(struct vnt_tx_datahead_a_fb); |
92b96797 | 1210 | } |
e269fc2d | 1211 | else if (bRTS == false) { //RTS_needless |
976467d3 MP |
1212 | pvRrvTime = (struct vnt_rrv_time_ab *)(pbyTxBufferAddr + |
1213 | wTxBufSize); | |
5a5d6a80 | 1214 | pMICHDR = (struct vnt_mic_hdr *)(pbyTxBufferAddr + wTxBufSize + |
976467d3 | 1215 | sizeof(struct vnt_rrv_time_ab)); |
1da4ee20 MP |
1216 | pvTxDataHd = (struct vnt_tx_datahead_a_fb *)(pbyTxBufferAddr + |
1217 | wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR); | |
976467d3 | 1218 | cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_ab) + |
1da4ee20 | 1219 | cbMICHDR + sizeof(struct vnt_tx_datahead_a_fb); |
92b96797 FB |
1220 | } |
1221 | } // Auto Fall Back | |
1222 | } | |
1223 | ||
b902fbfe AM |
1224 | pbyMacHdr = (u8 *)(pbyTxBufferAddr + cbHeaderLength); |
1225 | pbyIVHead = (u8 *)(pbyMacHdr + cbMACHdLen + uPadding); | |
1226 | pbyPayloadHead = (u8 *)(pbyMacHdr + cbMACHdLen + uPadding + cbIVlen); | |
92b96797 | 1227 | |
92b96797 FB |
1228 | //========================= |
1229 | // No Fragmentation | |
1230 | //========================= | |
1231 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"No Fragmentation...\n"); | |
1232 | byFragType = FRAGCTL_NONFRAG; | |
1233 | //uDMAIdx = TYPE_AC0DMA; | |
1234 | //pTxBufHead = (PSTxBufHead) &(pTxBufHead->adwTxKey[0]); | |
1235 | ||
92b96797 | 1236 | //Fill FIFO,RrvTime,RTS,and CTS |
8611a29a | 1237 | s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate, |
351c7dc3 | 1238 | (void *)pbyTxBufferAddr, pvRrvTime, rts_cts, |
f46142b0 | 1239 | cbFrameSize, bNeedACK, uDMAIdx, psEthHeader, bRTS); |
92b96797 FB |
1240 | //Fill DataHead |
1241 | uDuration = s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, cbFrameSize, uDMAIdx, bNeedACK, | |
ab01fedc | 1242 | byFBOption); |
92b96797 | 1243 | // Generate TX MAC Header |
3eaca0d2 | 1244 | s_vGenerateMACHeader(pDevice, pbyMacHdr, (u16)uDuration, psEthHeader, bNeedEncryption, |
92b96797 FB |
1245 | byFragType, uDMAIdx, 0); |
1246 | ||
4e9b5e2b | 1247 | if (bNeedEncryption == true) { |
92b96797 | 1248 | //Fill TXKEY |
b902fbfe | 1249 | s_vFillTxKey(pDevice, (u8 *)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey, |
ec37d8b6 | 1250 | pbyMacHdr, (u16)cbFrameBodySize, pMICHDR); |
92b96797 FB |
1251 | |
1252 | if (pDevice->bEnableHostWEP) { | |
1253 | pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16; | |
1254 | pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0 = pTransmitKey->wTSC15_0; | |
1255 | } | |
1256 | } | |
1257 | ||
1258 | // 802.1H | |
ceb8c5da | 1259 | if (ntohs(psEthHeader->h_proto) > ETH_DATA_LEN) { |
203e4615 | 1260 | if (pDevice->dwDiagRefCount == 0) { |
ceb8c5da AM |
1261 | if ((psEthHeader->h_proto == cpu_to_be16(ETH_P_IPX)) || |
1262 | (psEthHeader->h_proto == cpu_to_le16(0xF380))) { | |
b902fbfe | 1263 | memcpy((u8 *) (pbyPayloadHead), |
203e4615 | 1264 | abySNAP_Bridgetunnel, 6); |
92b96797 | 1265 | } else { |
b902fbfe | 1266 | memcpy((u8 *) (pbyPayloadHead), &abySNAP_RFC1042[0], 6); |
92b96797 | 1267 | } |
b902fbfe | 1268 | pbyType = (u8 *) (pbyPayloadHead + 6); |
ceb8c5da | 1269 | memcpy(pbyType, &(psEthHeader->h_proto), sizeof(u16)); |
92b96797 | 1270 | } else { |
ceb8c5da | 1271 | memcpy((u8 *) (pbyPayloadHead), &(psEthHeader->h_proto), sizeof(u16)); |
92b96797 FB |
1272 | |
1273 | } | |
1274 | ||
1275 | } | |
1276 | ||
92b96797 FB |
1277 | if (pPacket != NULL) { |
1278 | // Copy the Packet into a tx Buffer | |
3e362598 | 1279 | memcpy((pbyPayloadHead + cb802_1_H_len), |
21ec51f3 CC |
1280 | (pPacket + ETH_HLEN), |
1281 | uSkbPacketLen - ETH_HLEN | |
92b96797 FB |
1282 | ); |
1283 | ||
1284 | } else { | |
1285 | // while bRelayPacketSend psEthHeader is point to header+payload | |
b902fbfe | 1286 | memcpy((pbyPayloadHead + cb802_1_H_len), ((u8 *)psEthHeader) + ETH_HLEN, uSkbPacketLen - ETH_HLEN); |
92b96797 FB |
1287 | } |
1288 | ||
4e9b5e2b | 1289 | if ((bNeedEncryption == true) && (pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) { |
92b96797 FB |
1290 | |
1291 | /////////////////////////////////////////////////////////////////// | |
1292 | ||
14c5ef57 MP |
1293 | if (pDevice->vnt_mgmt.eAuthenMode == WMAC_AUTH_WPANONE) { |
1294 | dwMICKey0 = *(u32 *)(&pTransmitKey->abyKey[16]); | |
1295 | dwMICKey1 = *(u32 *)(&pTransmitKey->abyKey[20]); | |
1296 | } | |
92b96797 | 1297 | else if ((pTransmitKey->dwKeyIndex & AUTHENTICATOR_KEY) != 0) { |
52a7e64b AM |
1298 | dwMICKey0 = *(u32 *)(&pTransmitKey->abyKey[16]); |
1299 | dwMICKey1 = *(u32 *)(&pTransmitKey->abyKey[20]); | |
92b96797 FB |
1300 | } |
1301 | else { | |
52a7e64b AM |
1302 | dwMICKey0 = *(u32 *)(&pTransmitKey->abyKey[24]); |
1303 | dwMICKey1 = *(u32 *)(&pTransmitKey->abyKey[28]); | |
92b96797 FB |
1304 | } |
1305 | // DO Software Michael | |
1306 | MIC_vInit(dwMICKey0, dwMICKey1); | |
ceb8c5da | 1307 | MIC_vAppend((u8 *)&(psEthHeader->h_dest[0]), 12); |
92b96797 | 1308 | dwMIC_Priority = 0; |
b902fbfe | 1309 | MIC_vAppend((u8 *)&dwMIC_Priority, 4); |
b4dc03af MP |
1310 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC KEY: %X, %X\n", |
1311 | dwMICKey0, dwMICKey1); | |
92b96797 FB |
1312 | |
1313 | /////////////////////////////////////////////////////////////////// | |
1314 | ||
1315 | //DBG_PRN_GRP12(("Length:%d, %d\n", cbFrameBodySize, uFromHDtoPLDLength)); | |
1316 | //for (ii = 0; ii < cbFrameBodySize; ii++) { | |
b902fbfe | 1317 | // DBG_PRN_GRP12(("%02x ", *((u8 *)((pbyPayloadHead + cb802_1_H_len) + ii)))); |
92b96797 FB |
1318 | //} |
1319 | //DBG_PRN_GRP12(("\n\n\n")); | |
1320 | ||
1321 | MIC_vAppend(pbyPayloadHead, cbFrameBodySize); | |
1322 | ||
52a7e64b AM |
1323 | pdwMIC_L = (u32 *)(pbyPayloadHead + cbFrameBodySize); |
1324 | pdwMIC_R = (u32 *)(pbyPayloadHead + cbFrameBodySize + 4); | |
92b96797 FB |
1325 | |
1326 | MIC_vGetMIC(pdwMIC_L, pdwMIC_R); | |
1327 | MIC_vUnInit(); | |
1328 | ||
4e9b5e2b | 1329 | if (pDevice->bTxMICFail == true) { |
92b96797 FB |
1330 | *pdwMIC_L = 0; |
1331 | *pdwMIC_R = 0; | |
e269fc2d | 1332 | pDevice->bTxMICFail = false; |
92b96797 FB |
1333 | } |
1334 | //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"uLength: %d, %d\n", uLength, cbFrameBodySize); | |
1335 | //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"cbReqCount:%d, %d, %d, %d\n", cbReqCount, cbHeaderLength, uPadding, cbIVlen); | |
1336 | //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC:%lX, %lX\n", *pdwMIC_L, *pdwMIC_R); | |
1337 | } | |
1338 | ||
4e9b5e2b | 1339 | if (bSoftWEP == true) { |
92b96797 | 1340 | |
3eaca0d2 | 1341 | s_vSWencryption(pDevice, pTransmitKey, (pbyPayloadHead), (u16)(cbFrameBodySize + cbMIClen)); |
92b96797 | 1342 | |
4e9b5e2b AM |
1343 | } else if ( ((pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) && (bNeedEncryption == true)) || |
1344 | ((pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) && (bNeedEncryption == true)) || | |
1345 | ((pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) && (bNeedEncryption == true)) ) { | |
92b96797 FB |
1346 | cbFrameSize -= cbICVlen; |
1347 | } | |
1348 | ||
92b96797 | 1349 | cbFrameSize -= cbFCSlen; |
92b96797 FB |
1350 | |
1351 | *pcbHeaderLen = cbHeaderLength; | |
1352 | *pcbTotalLen = cbHeaderLength + cbFrameSize ; | |
1353 | ||
92b96797 | 1354 | //Set FragCtl in TxBufferHead |
3eaca0d2 | 1355 | pTxBufHead->wFragCtl |= (u16)byFragType; |
92b96797 | 1356 | |
4e9b5e2b | 1357 | return true; |
92b96797 FB |
1358 | |
1359 | } | |
1360 | ||
92b96797 FB |
1361 | /*+ |
1362 | * | |
1363 | * Description: | |
1364 | * Translate 802.3 to 802.11 header | |
1365 | * | |
1366 | * Parameters: | |
1367 | * In: | |
a0a1f61a | 1368 | * pDevice - Pointer to adapter |
92b96797 FB |
1369 | * dwTxBufferAddr - Transmit Buffer |
1370 | * pPacket - Packet from upper layer | |
1371 | * cbPacketSize - Transmit Data Length | |
1372 | * Out: | |
1373 | * pcbHeadSize - Header size of MAC&Baseband control and 802.11 Header | |
1374 | * pcbAppendPayload - size of append payload for 802.1H translation | |
1375 | * | |
1376 | * Return Value: none | |
1377 | * | |
1378 | -*/ | |
1379 | ||
d56131de | 1380 | static void s_vGenerateMACHeader(struct vnt_private *pDevice, |
ceb8c5da | 1381 | u8 *pbyBufferAddr, u16 wDuration, struct ethhdr *psEthHeader, |
d56131de | 1382 | int bNeedEncrypt, u16 wFragType, u32 uDMAIdx, u32 uFragIdx) |
92b96797 | 1383 | { |
1cac4a4b | 1384 | struct ieee80211_hdr *pMACHeader = (struct ieee80211_hdr *)pbyBufferAddr; |
92b96797 | 1385 | |
c921cc8c | 1386 | pMACHeader->frame_control = TYPE_802_11_DATA; |
92b96797 FB |
1387 | |
1388 | if (pDevice->eOPMode == OP_MODE_AP) { | |
1cac4a4b | 1389 | memcpy(&(pMACHeader->addr1[0]), |
ceb8c5da | 1390 | &(psEthHeader->h_dest[0]), |
9a0e756c | 1391 | ETH_ALEN); |
1cac4a4b AM |
1392 | memcpy(&(pMACHeader->addr2[0]), &(pDevice->abyBSSID[0]), ETH_ALEN); |
1393 | memcpy(&(pMACHeader->addr3[0]), | |
ceb8c5da | 1394 | &(psEthHeader->h_source[0]), |
9a0e756c | 1395 | ETH_ALEN); |
1cac4a4b | 1396 | pMACHeader->frame_control |= FC_FROMDS; |
9a0e756c AM |
1397 | } else { |
1398 | if (pDevice->eOPMode == OP_MODE_ADHOC) { | |
1cac4a4b | 1399 | memcpy(&(pMACHeader->addr1[0]), |
ceb8c5da | 1400 | &(psEthHeader->h_dest[0]), |
9a0e756c | 1401 | ETH_ALEN); |
1cac4a4b | 1402 | memcpy(&(pMACHeader->addr2[0]), |
ceb8c5da | 1403 | &(psEthHeader->h_source[0]), |
9a0e756c | 1404 | ETH_ALEN); |
1cac4a4b | 1405 | memcpy(&(pMACHeader->addr3[0]), |
9a0e756c AM |
1406 | &(pDevice->abyBSSID[0]), |
1407 | ETH_ALEN); | |
1408 | } else { | |
1cac4a4b | 1409 | memcpy(&(pMACHeader->addr3[0]), |
ceb8c5da | 1410 | &(psEthHeader->h_dest[0]), |
9a0e756c | 1411 | ETH_ALEN); |
1cac4a4b | 1412 | memcpy(&(pMACHeader->addr2[0]), |
ceb8c5da | 1413 | &(psEthHeader->h_source[0]), |
9a0e756c | 1414 | ETH_ALEN); |
1cac4a4b | 1415 | memcpy(&(pMACHeader->addr1[0]), |
9a0e756c AM |
1416 | &(pDevice->abyBSSID[0]), |
1417 | ETH_ALEN); | |
1cac4a4b | 1418 | pMACHeader->frame_control |= FC_TODS; |
92b96797 FB |
1419 | } |
1420 | } | |
1421 | ||
1422 | if (bNeedEncrypt) | |
1cac4a4b | 1423 | pMACHeader->frame_control |= cpu_to_le16((u16)WLAN_SET_FC_ISWEP(1)); |
92b96797 | 1424 | |
1cac4a4b | 1425 | pMACHeader->duration_id = cpu_to_le16(wDuration); |
92b96797 FB |
1426 | |
1427 | if (pDevice->bLongHeader) { | |
1428 | PWLAN_80211HDR_A4 pMACA4Header = (PWLAN_80211HDR_A4) pbyBufferAddr; | |
1cac4a4b | 1429 | pMACHeader->frame_control |= (FC_TODS | FC_FROMDS); |
3e362598 | 1430 | memcpy(pMACA4Header->abyAddr4, pDevice->abyBSSID, WLAN_ADDR_LEN); |
92b96797 | 1431 | } |
1cac4a4b | 1432 | pMACHeader->seq_ctrl = cpu_to_le16(pDevice->wSeqCounter << 4); |
92b96797 FB |
1433 | |
1434 | //Set FragNumber in Sequence Control | |
1cac4a4b | 1435 | pMACHeader->seq_ctrl |= cpu_to_le16((u16)uFragIdx); |
92b96797 FB |
1436 | |
1437 | if ((wFragType == FRAGCTL_ENDFRAG) || (wFragType == FRAGCTL_NONFRAG)) { | |
1438 | pDevice->wSeqCounter++; | |
1439 | if (pDevice->wSeqCounter > 0x0fff) | |
1440 | pDevice->wSeqCounter = 0; | |
1441 | } | |
1442 | ||
1443 | if ((wFragType == FRAGCTL_STAFRAG) || (wFragType == FRAGCTL_MIDFRAG)) { //StartFrag or MidFrag | |
1cac4a4b | 1444 | pMACHeader->frame_control |= FC_MOREFRAG; |
92b96797 FB |
1445 | } |
1446 | } | |
1447 | ||
92b96797 FB |
1448 | /*+ |
1449 | * | |
1450 | * Description: | |
1451 | * Request instructs a MAC to transmit a 802.11 management packet through | |
1452 | * the adapter onto the medium. | |
1453 | * | |
1454 | * Parameters: | |
1455 | * In: | |
1456 | * hDeviceContext - Pointer to the adapter | |
1457 | * pPacket - A pointer to a descriptor for the packet to transmit | |
1458 | * Out: | |
1459 | * none | |
1460 | * | |
e269fc2d | 1461 | * Return Value: CMD_STATUS_PENDING if MAC Tx resource available; otherwise false |
92b96797 FB |
1462 | * |
1463 | -*/ | |
1464 | ||
d56131de MP |
1465 | CMD_STATUS csMgmt_xmit(struct vnt_private *pDevice, |
1466 | struct vnt_tx_mgmt *pPacket) | |
92b96797 | 1467 | { |
d56131de | 1468 | struct vnt_manager *pMgmt = &pDevice->vnt_mgmt; |
f39c0d8e | 1469 | struct vnt_tx_buffer *pTX_Buffer; |
d56131de MP |
1470 | PSTxBufHead pTxBufHead; |
1471 | PUSB_SEND_CONTEXT pContext; | |
1cac4a4b | 1472 | struct ieee80211_hdr *pMACHeader; |
ceb8c5da | 1473 | struct ethhdr sEthHeader; |
d56131de | 1474 | u8 byPktType, *pbyTxBufferAddr; |
351c7dc3 MP |
1475 | void *rts_cts = NULL; |
1476 | void *pvTxDataHd, *pvRrvTime, *pMICHDR; | |
d56131de | 1477 | u32 uDuration, cbReqCount, cbHeaderSize, cbFrameBodySize, cbFrameSize; |
e269fc2d | 1478 | int bNeedACK, bIsPSPOLL = false; |
d56131de MP |
1479 | u32 cbIVlen = 0, cbICVlen = 0, cbMIClen = 0, cbFCSlen = 4; |
1480 | u32 uPadding = 0; | |
1481 | u16 wTxBufSize; | |
1482 | u32 cbMacHdLen; | |
1483 | u16 wCurrentRate = RATE_1M; | |
92b96797 | 1484 | |
92b96797 FB |
1485 | pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); |
1486 | ||
1487 | if (NULL == pContext) { | |
1488 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ManagementSend TX...NO CONTEXT!\n"); | |
1489 | return CMD_STATUS_RESOURCES; | |
1490 | } | |
1491 | ||
f39c0d8e | 1492 | pTX_Buffer = (struct vnt_tx_buffer *)&pContext->Data[0]; |
b902fbfe | 1493 | pbyTxBufferAddr = (u8 *)&(pTX_Buffer->adwTxKey[0]); |
92b96797 FB |
1494 | cbFrameBodySize = pPacket->cbPayloadLen; |
1495 | pTxBufHead = (PSTxBufHead) pbyTxBufferAddr; | |
1496 | wTxBufSize = sizeof(STxBufHead); | |
92b96797 FB |
1497 | |
1498 | if (pDevice->byBBType == BB_TYPE_11A) { | |
1499 | wCurrentRate = RATE_6M; | |
1500 | byPktType = PK_TYPE_11A; | |
1501 | } else { | |
1502 | wCurrentRate = RATE_1M; | |
1503 | byPktType = PK_TYPE_11B; | |
1504 | } | |
1505 | ||
1506 | // SetPower will cause error power TX state for OFDM Date packet in TX buffer. | |
1507 | // 2004.11.11 Kyle -- Using OFDM power to tx MngPkt will decrease the connection capability. | |
1508 | // And cmd timer will wait data pkt TX finish before scanning so it's OK | |
1509 | // to set power here. | |
1510 | if (pMgmt->eScanState != WMAC_NO_SCANNING) { | |
1511 | RFbSetPower(pDevice, wCurrentRate, pDevice->byCurrentCh); | |
1512 | } else { | |
1513 | RFbSetPower(pDevice, wCurrentRate, pMgmt->uCurrChannel); | |
1514 | } | |
1515 | pDevice->wCurrentRate = wCurrentRate; | |
1516 | ||
92b96797 FB |
1517 | //Set packet type |
1518 | if (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000 | |
1519 | pTxBufHead->wFIFOCtl = 0; | |
1520 | } | |
1521 | else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000 | |
1522 | pTxBufHead->wFIFOCtl |= FIFOCTL_11B; | |
1523 | } | |
1524 | else if (byPktType == PK_TYPE_11GB) {//0000 0010 0000 0000 | |
1525 | pTxBufHead->wFIFOCtl |= FIFOCTL_11GB; | |
1526 | } | |
1527 | else if (byPktType == PK_TYPE_11GA) {//0000 0011 0000 0000 | |
1528 | pTxBufHead->wFIFOCtl |= FIFOCTL_11GA; | |
1529 | } | |
1530 | ||
1531 | pTxBufHead->wFIFOCtl |= FIFOCTL_TMOEN; | |
1532 | pTxBufHead->wTimeStamp = cpu_to_le16(DEFAULT_MGN_LIFETIME_RES_64us); | |
1533 | ||
22040bbf | 1534 | if (is_multicast_ether_addr(pPacket->p80211Header->sA3.abyAddr1)) { |
e269fc2d | 1535 | bNeedACK = false; |
92b96797 FB |
1536 | } |
1537 | else { | |
4e9b5e2b | 1538 | bNeedACK = true; |
92b96797 FB |
1539 | pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK; |
1540 | }; | |
1541 | ||
1542 | if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) || | |
1543 | (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) ) { | |
1544 | ||
1545 | pTxBufHead->wFIFOCtl |= FIFOCTL_LRETRY; | |
1546 | //Set Preamble type always long | |
1547 | //pDevice->byPreambleType = PREAMBLE_LONG; | |
1548 | // probe-response don't retry | |
1549 | //if ((pPacket->p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_MGMT_PROBE_RSP) { | |
e269fc2d | 1550 | // bNeedACK = false; |
92b96797 FB |
1551 | // pTxBufHead->wFIFOCtl &= (~FIFOCTL_NEEDACK); |
1552 | //} | |
1553 | } | |
1554 | ||
1555 | pTxBufHead->wFIFOCtl |= (FIFOCTL_GENINT | FIFOCTL_ISDMA0); | |
1556 | ||
1557 | if ((pPacket->p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_CTL_PSPOLL) { | |
4e9b5e2b | 1558 | bIsPSPOLL = true; |
92b96797 FB |
1559 | cbMacHdLen = WLAN_HDR_ADDR2_LEN; |
1560 | } else { | |
1561 | cbMacHdLen = WLAN_HDR_ADDR3_LEN; | |
1562 | } | |
1563 | ||
1564 | //Set FRAGCTL_MACHDCNT | |
3eaca0d2 | 1565 | pTxBufHead->wFragCtl |= cpu_to_le16((u16)(cbMacHdLen << 10)); |
92b96797 FB |
1566 | |
1567 | // Notes: | |
1568 | // Although spec says MMPDU can be fragmented; In most case, | |
1569 | // no one will send a MMPDU under fragmentation. With RTS may occur. | |
e269fc2d | 1570 | pDevice->bAES = false; //Set FRAGCTL_WEPTYP |
92b96797 FB |
1571 | |
1572 | if (WLAN_GET_FC_ISWEP(pPacket->p80211Header->sA4.wFrameCtl) != 0) { | |
1573 | if (pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) { | |
1574 | cbIVlen = 4; | |
1575 | cbICVlen = 4; | |
1576 | pTxBufHead->wFragCtl |= FRAGCTL_LEGACY; | |
1577 | } | |
1578 | else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) { | |
1579 | cbIVlen = 8;//IV+ExtIV | |
1580 | cbMIClen = 8; | |
1581 | cbICVlen = 4; | |
1582 | pTxBufHead->wFragCtl |= FRAGCTL_TKIP; | |
1583 | //We need to get seed here for filling TxKey entry. | |
1584 | //TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr, | |
1585 | // pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG); | |
1586 | } | |
1587 | else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) { | |
1588 | cbIVlen = 8;//RSN Header | |
1589 | cbICVlen = 8;//MIC | |
1590 | pTxBufHead->wFragCtl |= FRAGCTL_AES; | |
4e9b5e2b | 1591 | pDevice->bAES = true; |
92b96797 FB |
1592 | } |
1593 | //MAC Header should be padding 0 to DW alignment. | |
1594 | uPadding = 4 - (cbMacHdLen%4); | |
1595 | uPadding %= 4; | |
1596 | } | |
1597 | ||
1598 | cbFrameSize = cbMacHdLen + cbFrameBodySize + cbIVlen + cbMIClen + cbICVlen + cbFCSlen; | |
1599 | ||
1600 | //Set FIFOCTL_GrpAckPolicy | |
4e9b5e2b | 1601 | if (pDevice->bGrpAckPolicy == true) {//0000 0100 0000 0000 |
92b96797 FB |
1602 | pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK; |
1603 | } | |
1604 | //the rest of pTxBufHead->wFragCtl:FragTyp will be set later in s_vFillFragParameter() | |
1605 | ||
1606 | //Set RrvTime/RTS/CTS Buffer | |
1607 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet | |
1608 | ||
4f990057 | 1609 | pvRrvTime = (struct vnt_rrv_time_cts *) (pbyTxBufferAddr + wTxBufSize); |
92b96797 | 1610 | pMICHDR = NULL; |
351c7dc3 | 1611 | rts_cts = (struct vnt_cts *) (pbyTxBufferAddr + wTxBufSize + |
4f990057 | 1612 | sizeof(struct vnt_rrv_time_cts)); |
7e60a3de | 1613 | pvTxDataHd = (struct vnt_tx_datahead_g *)(pbyTxBufferAddr + wTxBufSize + |
4f990057 MP |
1614 | sizeof(struct vnt_rrv_time_cts) + sizeof(struct vnt_cts)); |
1615 | cbHeaderSize = wTxBufSize + sizeof(struct vnt_rrv_time_cts) + | |
7e60a3de | 1616 | sizeof(struct vnt_cts) + sizeof(struct vnt_tx_datahead_g); |
92b96797 FB |
1617 | } |
1618 | else { // 802.11a/b packet | |
976467d3 | 1619 | pvRrvTime = (struct vnt_rrv_time_ab *) (pbyTxBufferAddr + wTxBufSize); |
92b96797 | 1620 | pMICHDR = NULL; |
558becf1 MP |
1621 | pvTxDataHd = (struct vnt_tx_datahead_ab *) (pbyTxBufferAddr + |
1622 | wTxBufSize + sizeof(struct vnt_rrv_time_ab)); | |
976467d3 | 1623 | cbHeaderSize = wTxBufSize + sizeof(struct vnt_rrv_time_ab) + |
558becf1 | 1624 | sizeof(struct vnt_tx_datahead_ab); |
92b96797 FB |
1625 | } |
1626 | ||
ceb8c5da | 1627 | memcpy(&(sEthHeader.h_dest[0]), |
9a0e756c AM |
1628 | &(pPacket->p80211Header->sA3.abyAddr1[0]), |
1629 | ETH_ALEN); | |
ceb8c5da | 1630 | memcpy(&(sEthHeader.h_source[0]), |
9a0e756c AM |
1631 | &(pPacket->p80211Header->sA3.abyAddr2[0]), |
1632 | ETH_ALEN); | |
92b96797 FB |
1633 | //========================= |
1634 | // No Fragmentation | |
1635 | //========================= | |
3eaca0d2 | 1636 | pTxBufHead->wFragCtl |= (u16)FRAGCTL_NONFRAG; |
92b96797 | 1637 | |
351c7dc3 MP |
1638 | /* Fill FIFO,RrvTime,RTS,and CTS */ |
1639 | s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate, | |
1640 | pbyTxBufferAddr, pvRrvTime, rts_cts, | |
f46142b0 | 1641 | cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader, false); |
92b96797 FB |
1642 | |
1643 | //Fill DataHead | |
1644 | uDuration = s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, cbFrameSize, TYPE_TXDMA0, bNeedACK, | |
ab01fedc | 1645 | AUTO_FB_NONE); |
92b96797 | 1646 | |
1cac4a4b | 1647 | pMACHeader = (struct ieee80211_hdr *) (pbyTxBufferAddr + cbHeaderSize); |
92b96797 FB |
1648 | |
1649 | cbReqCount = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen + cbFrameBodySize; | |
1650 | ||
1651 | if (WLAN_GET_FC_ISWEP(pPacket->p80211Header->sA4.wFrameCtl) != 0) { | |
b902fbfe AM |
1652 | u8 * pbyIVHead; |
1653 | u8 * pbyPayloadHead; | |
1654 | u8 * pbyBSSID; | |
92b96797 FB |
1655 | PSKeyItem pTransmitKey = NULL; |
1656 | ||
b902fbfe AM |
1657 | pbyIVHead = (u8 *)(pbyTxBufferAddr + cbHeaderSize + cbMacHdLen + uPadding); |
1658 | pbyPayloadHead = (u8 *)(pbyTxBufferAddr + cbHeaderSize + cbMacHdLen + uPadding + cbIVlen); | |
92b96797 FB |
1659 | do { |
1660 | if ((pDevice->eOPMode == OP_MODE_INFRASTRUCTURE) && | |
4e9b5e2b | 1661 | (pDevice->bLinkPass == true)) { |
92b96797 FB |
1662 | pbyBSSID = pDevice->abyBSSID; |
1663 | // get pairwise key | |
e269fc2d | 1664 | if (KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, PAIRWISE_KEY, &pTransmitKey) == false) { |
92b96797 | 1665 | // get group key |
4e9b5e2b | 1666 | if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == true) { |
92b96797 FB |
1667 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get GTK.\n"); |
1668 | break; | |
1669 | } | |
1670 | } else { | |
1671 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get PTK.\n"); | |
1672 | break; | |
1673 | } | |
1674 | } | |
1675 | // get group key | |
1676 | pbyBSSID = pDevice->abyBroadcastAddr; | |
e269fc2d | 1677 | if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == false) { |
92b96797 FB |
1678 | pTransmitKey = NULL; |
1679 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"KEY is NULL. OP Mode[%d]\n", pDevice->eOPMode); | |
1680 | } else { | |
1681 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get GTK.\n"); | |
1682 | } | |
e269fc2d | 1683 | } while(false); |
92b96797 | 1684 | //Fill TXKEY |
b902fbfe | 1685 | s_vFillTxKey(pDevice, (u8 *)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey, |
3eaca0d2 | 1686 | (u8 *)pMACHeader, (u16)cbFrameBodySize, NULL); |
92b96797 | 1687 | |
3e362598 | 1688 | memcpy(pMACHeader, pPacket->p80211Header, cbMacHdLen); |
b902fbfe | 1689 | memcpy(pbyPayloadHead, ((u8 *)(pPacket->p80211Header) + cbMacHdLen), |
92b96797 FB |
1690 | cbFrameBodySize); |
1691 | } | |
1692 | else { | |
1693 | // Copy the Packet into a tx Buffer | |
3e362598 | 1694 | memcpy(pMACHeader, pPacket->p80211Header, pPacket->cbMPDULen); |
92b96797 FB |
1695 | } |
1696 | ||
1cac4a4b | 1697 | pMACHeader->seq_ctrl = cpu_to_le16(pDevice->wSeqCounter << 4); |
92b96797 FB |
1698 | pDevice->wSeqCounter++ ; |
1699 | if (pDevice->wSeqCounter > 0x0fff) | |
1700 | pDevice->wSeqCounter = 0; | |
1701 | ||
1702 | if (bIsPSPOLL) { | |
1703 | // The MAC will automatically replace the Duration-field of MAC header by Duration-field | |
a0a1f61a | 1704 | // of FIFO control header. |
92b96797 FB |
1705 | // This will cause AID-field of PS-POLL packet be incorrect (Because PS-POLL's AID field is |
1706 | // in the same place of other packet's Duration-field). | |
1707 | // And it will cause Cisco-AP to issue Disassociation-packet | |
7e60a3de MP |
1708 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { |
1709 | ((struct vnt_tx_datahead_g *)pvTxDataHd)->wDuration_a = | |
1710 | cpu_to_le16(pPacket->p80211Header->sA2.wDurationID); | |
1711 | ((struct vnt_tx_datahead_g *)pvTxDataHd)->wDuration_b = | |
1712 | cpu_to_le16(pPacket->p80211Header->sA2.wDurationID); | |
1713 | } else { | |
558becf1 MP |
1714 | ((struct vnt_tx_datahead_ab *)pvTxDataHd)->wDuration = |
1715 | cpu_to_le16(pPacket->p80211Header->sA2.wDurationID); | |
1716 | } | |
92b96797 FB |
1717 | } |
1718 | ||
3eaca0d2 | 1719 | pTX_Buffer->wTxByteCount = cpu_to_le16((u16)(cbReqCount)); |
b902fbfe | 1720 | pTX_Buffer->byPKTNO = (u8) (((wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F)); |
92b96797 FB |
1721 | pTX_Buffer->byType = 0x00; |
1722 | ||
1723 | pContext->pPacket = NULL; | |
1724 | pContext->Type = CONTEXT_MGMT_PACKET; | |
3eaca0d2 | 1725 | pContext->uBufLen = (u16)cbReqCount + 4; //USB header |
92b96797 | 1726 | |
1cac4a4b AM |
1727 | if (WLAN_GET_FC_TODS(pMACHeader->frame_control) == 0) { |
1728 | s_vSaveTxPktInfo(pDevice, (u8) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->addr1[0]), (u16)cbFrameSize, pTX_Buffer->wFIFOCtl); | |
92b96797 FB |
1729 | } |
1730 | else { | |
1cac4a4b | 1731 | s_vSaveTxPktInfo(pDevice, (u8) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->addr3[0]), (u16)cbFrameSize, pTX_Buffer->wFIFOCtl); |
92b96797 FB |
1732 | } |
1733 | ||
1734 | PIPEnsSendBulkOut(pDevice,pContext); | |
1735 | return CMD_STATUS_PENDING; | |
1736 | } | |
1737 | ||
d56131de MP |
1738 | CMD_STATUS csBeacon_xmit(struct vnt_private *pDevice, |
1739 | struct vnt_tx_mgmt *pPacket) | |
92b96797 | 1740 | { |
01f865ba | 1741 | struct vnt_beacon_buffer *pTX_Buffer; |
d56131de MP |
1742 | u32 cbFrameSize = pPacket->cbMPDULen + WLAN_FCS_LEN; |
1743 | u32 cbHeaderSize = 0; | |
1744 | u16 wTxBufSize = sizeof(STxShortBufHead); | |
1745 | PSTxShortBufHead pTxBufHead; | |
1cac4a4b | 1746 | struct ieee80211_hdr *pMACHeader; |
558becf1 | 1747 | struct vnt_tx_datahead_ab *pTxDataHead; |
d56131de MP |
1748 | u16 wCurrentRate; |
1749 | u32 cbFrameBodySize; | |
1750 | u32 cbReqCount; | |
d56131de MP |
1751 | u8 *pbyTxBufferAddr; |
1752 | PUSB_SEND_CONTEXT pContext; | |
1753 | CMD_STATUS status; | |
92b96797 | 1754 | |
92b96797 FB |
1755 | pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); |
1756 | if (NULL == pContext) { | |
1757 | status = CMD_STATUS_RESOURCES; | |
1758 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ManagementSend TX...NO CONTEXT!\n"); | |
1759 | return status ; | |
1760 | } | |
01f865ba MP |
1761 | |
1762 | pTX_Buffer = (struct vnt_beacon_buffer *)&pContext->Data[0]; | |
b902fbfe | 1763 | pbyTxBufferAddr = (u8 *)&(pTX_Buffer->wFIFOCtl); |
92b96797 FB |
1764 | |
1765 | cbFrameBodySize = pPacket->cbPayloadLen; | |
1766 | ||
1767 | pTxBufHead = (PSTxShortBufHead) pbyTxBufferAddr; | |
1768 | wTxBufSize = sizeof(STxShortBufHead); | |
92b96797 FB |
1769 | |
1770 | if (pDevice->byBBType == BB_TYPE_11A) { | |
1771 | wCurrentRate = RATE_6M; | |
558becf1 MP |
1772 | pTxDataHead = (struct vnt_tx_datahead_ab *) |
1773 | (pbyTxBufferAddr + wTxBufSize); | |
92b96797 | 1774 | //Get SignalField,ServiceField,Length |
aed387c7 MP |
1775 | BBvCalculateParameter(pDevice, cbFrameSize, wCurrentRate, PK_TYPE_11A, |
1776 | &pTxDataHead->ab); | |
92b96797 | 1777 | //Get Duration and TimeStampOff |
d5005955 | 1778 | pTxDataHead->wDuration = s_uGetDataDuration(pDevice, |
6b5ad9d2 | 1779 | PK_TYPE_11A, false); |
f115e76a | 1780 | pTxDataHead->wTimeStampOff = vnt_time_stamp_off(pDevice, wCurrentRate); |
558becf1 | 1781 | cbHeaderSize = wTxBufSize + sizeof(struct vnt_tx_datahead_ab); |
92b96797 FB |
1782 | } else { |
1783 | wCurrentRate = RATE_1M; | |
1784 | pTxBufHead->wFIFOCtl |= FIFOCTL_11B; | |
558becf1 MP |
1785 | pTxDataHead = (struct vnt_tx_datahead_ab *) |
1786 | (pbyTxBufferAddr + wTxBufSize); | |
92b96797 | 1787 | //Get SignalField,ServiceField,Length |
aed387c7 MP |
1788 | BBvCalculateParameter(pDevice, cbFrameSize, wCurrentRate, PK_TYPE_11B, |
1789 | &pTxDataHead->ab); | |
92b96797 | 1790 | //Get Duration and TimeStampOff |
d5005955 | 1791 | pTxDataHead->wDuration = s_uGetDataDuration(pDevice, |
6b5ad9d2 | 1792 | PK_TYPE_11B, false); |
f115e76a | 1793 | pTxDataHead->wTimeStampOff = vnt_time_stamp_off(pDevice, wCurrentRate); |
558becf1 | 1794 | cbHeaderSize = wTxBufSize + sizeof(struct vnt_tx_datahead_ab); |
92b96797 FB |
1795 | } |
1796 | ||
1797 | //Generate Beacon Header | |
1cac4a4b | 1798 | pMACHeader = (struct ieee80211_hdr *)(pbyTxBufferAddr + cbHeaderSize); |
3e362598 | 1799 | memcpy(pMACHeader, pPacket->p80211Header, pPacket->cbMPDULen); |
92b96797 | 1800 | |
1cac4a4b AM |
1801 | pMACHeader->duration_id = 0; |
1802 | pMACHeader->seq_ctrl = cpu_to_le16(pDevice->wSeqCounter << 4); | |
92b96797 FB |
1803 | pDevice->wSeqCounter++ ; |
1804 | if (pDevice->wSeqCounter > 0x0fff) | |
1805 | pDevice->wSeqCounter = 0; | |
1806 | ||
1807 | cbReqCount = cbHeaderSize + WLAN_HDR_ADDR3_LEN + cbFrameBodySize; | |
1808 | ||
3eaca0d2 | 1809 | pTX_Buffer->wTxByteCount = (u16)cbReqCount; |
b902fbfe | 1810 | pTX_Buffer->byPKTNO = (u8) (((wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F)); |
92b96797 FB |
1811 | pTX_Buffer->byType = 0x01; |
1812 | ||
1813 | pContext->pPacket = NULL; | |
1814 | pContext->Type = CONTEXT_MGMT_PACKET; | |
3eaca0d2 | 1815 | pContext->uBufLen = (u16)cbReqCount + 4; //USB header |
92b96797 FB |
1816 | |
1817 | PIPEnsSendBulkOut(pDevice,pContext); | |
1818 | return CMD_STATUS_PENDING; | |
1819 | ||
1820 | } | |
1821 | ||
d56131de MP |
1822 | void vDMA0_tx_80211(struct vnt_private *pDevice, struct sk_buff *skb) |
1823 | { | |
1824 | struct vnt_manager *pMgmt = &pDevice->vnt_mgmt; | |
f39c0d8e | 1825 | struct vnt_tx_buffer *pTX_Buffer; |
d56131de MP |
1826 | u8 byPktType; |
1827 | u8 *pbyTxBufferAddr; | |
351c7dc3 MP |
1828 | void *rts_cts = NULL; |
1829 | void *pvTxDataHd; | |
d56131de | 1830 | u32 uDuration, cbReqCount; |
1cac4a4b | 1831 | struct ieee80211_hdr *pMACHeader; |
d56131de | 1832 | u32 cbHeaderSize, cbFrameBodySize; |
e269fc2d | 1833 | int bNeedACK, bIsPSPOLL = false; |
d56131de MP |
1834 | PSTxBufHead pTxBufHead; |
1835 | u32 cbFrameSize; | |
1836 | u32 cbIVlen = 0, cbICVlen = 0, cbMIClen = 0, cbFCSlen = 4; | |
1837 | u32 uPadding = 0; | |
1838 | u32 cbMICHDR = 0, uLength = 0; | |
1839 | u32 dwMICKey0, dwMICKey1; | |
1840 | u32 dwMIC_Priority; | |
1841 | u32 *pdwMIC_L, *pdwMIC_R; | |
1842 | u16 wTxBufSize; | |
1843 | u32 cbMacHdLen; | |
ceb8c5da | 1844 | struct ethhdr sEthHeader; |
d56131de MP |
1845 | void *pvRrvTime, *pMICHDR; |
1846 | u32 wCurrentRate = RATE_1M; | |
1847 | PUWLAN_80211HDR p80211Header; | |
1848 | u32 uNodeIndex = 0; | |
e269fc2d | 1849 | int bNodeExist = false; |
d56131de MP |
1850 | SKeyItem STempKey; |
1851 | PSKeyItem pTransmitKey = NULL; | |
1852 | u8 *pbyIVHead, *pbyPayloadHead, *pbyMacHdr; | |
1853 | u32 cbExtSuppRate = 0; | |
d56131de | 1854 | PUSB_SEND_CONTEXT pContext; |
92b96797 | 1855 | |
351c7dc3 | 1856 | pvRrvTime = pMICHDR = pvTxDataHd = NULL; |
92b96797 FB |
1857 | |
1858 | if(skb->len <= WLAN_HDR_ADDR3_LEN) { | |
1859 | cbFrameBodySize = 0; | |
1860 | } | |
1861 | else { | |
1862 | cbFrameBodySize = skb->len - WLAN_HDR_ADDR3_LEN; | |
1863 | } | |
1864 | p80211Header = (PUWLAN_80211HDR)skb->data; | |
1865 | ||
1866 | pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); | |
1867 | ||
1868 | if (NULL == pContext) { | |
1869 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"DMA0 TX...NO CONTEXT!\n"); | |
1870 | dev_kfree_skb_irq(skb); | |
1871 | return ; | |
1872 | } | |
1873 | ||
f39c0d8e | 1874 | pTX_Buffer = (struct vnt_tx_buffer *)&pContext->Data[0]; |
b902fbfe | 1875 | pbyTxBufferAddr = (u8 *)(&pTX_Buffer->adwTxKey[0]); |
92b96797 FB |
1876 | pTxBufHead = (PSTxBufHead) pbyTxBufferAddr; |
1877 | wTxBufSize = sizeof(STxBufHead); | |
92b96797 FB |
1878 | |
1879 | if (pDevice->byBBType == BB_TYPE_11A) { | |
1880 | wCurrentRate = RATE_6M; | |
1881 | byPktType = PK_TYPE_11A; | |
1882 | } else { | |
1883 | wCurrentRate = RATE_1M; | |
1884 | byPktType = PK_TYPE_11B; | |
1885 | } | |
1886 | ||
1887 | // SetPower will cause error power TX state for OFDM Date packet in TX buffer. | |
1888 | // 2004.11.11 Kyle -- Using OFDM power to tx MngPkt will decrease the connection capability. | |
1889 | // And cmd timer will wait data pkt TX finish before scanning so it's OK | |
1890 | // to set power here. | |
1891 | if (pMgmt->eScanState != WMAC_NO_SCANNING) { | |
1892 | RFbSetPower(pDevice, wCurrentRate, pDevice->byCurrentCh); | |
1893 | } else { | |
1894 | RFbSetPower(pDevice, wCurrentRate, pMgmt->uCurrChannel); | |
1895 | } | |
1896 | ||
1897 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"vDMA0_tx_80211: p80211Header->sA3.wFrameCtl = %x \n", p80211Header->sA3.wFrameCtl); | |
1898 | ||
1899 | //Set packet type | |
1900 | if (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000 | |
1901 | pTxBufHead->wFIFOCtl = 0; | |
1902 | } | |
1903 | else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000 | |
1904 | pTxBufHead->wFIFOCtl |= FIFOCTL_11B; | |
1905 | } | |
1906 | else if (byPktType == PK_TYPE_11GB) {//0000 0010 0000 0000 | |
1907 | pTxBufHead->wFIFOCtl |= FIFOCTL_11GB; | |
1908 | } | |
1909 | else if (byPktType == PK_TYPE_11GA) {//0000 0011 0000 0000 | |
1910 | pTxBufHead->wFIFOCtl |= FIFOCTL_11GA; | |
1911 | } | |
1912 | ||
1913 | pTxBufHead->wFIFOCtl |= FIFOCTL_TMOEN; | |
1914 | pTxBufHead->wTimeStamp = cpu_to_le16(DEFAULT_MGN_LIFETIME_RES_64us); | |
1915 | ||
22040bbf | 1916 | if (is_multicast_ether_addr(p80211Header->sA3.abyAddr1)) { |
e269fc2d | 1917 | bNeedACK = false; |
92b96797 FB |
1918 | if (pDevice->bEnableHostWEP) { |
1919 | uNodeIndex = 0; | |
4e9b5e2b | 1920 | bNodeExist = true; |
9fc86028 | 1921 | } |
92b96797 FB |
1922 | } |
1923 | else { | |
1924 | if (pDevice->bEnableHostWEP) { | |
b902fbfe | 1925 | if (BSSbIsSTAInNodeDB(pDevice, (u8 *)(p80211Header->sA3.abyAddr1), &uNodeIndex)) |
4e9b5e2b | 1926 | bNodeExist = true; |
9fc86028 | 1927 | } |
4e9b5e2b | 1928 | bNeedACK = true; |
92b96797 FB |
1929 | pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK; |
1930 | }; | |
1931 | ||
1932 | if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) || | |
1933 | (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) ) { | |
1934 | ||
1935 | pTxBufHead->wFIFOCtl |= FIFOCTL_LRETRY; | |
1936 | //Set Preamble type always long | |
1937 | //pDevice->byPreambleType = PREAMBLE_LONG; | |
1938 | ||
1939 | // probe-response don't retry | |
1940 | //if ((p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_MGMT_PROBE_RSP) { | |
e269fc2d | 1941 | // bNeedACK = false; |
92b96797 FB |
1942 | // pTxBufHead->wFIFOCtl &= (~FIFOCTL_NEEDACK); |
1943 | //} | |
1944 | } | |
1945 | ||
1946 | pTxBufHead->wFIFOCtl |= (FIFOCTL_GENINT | FIFOCTL_ISDMA0); | |
1947 | ||
1948 | if ((p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_CTL_PSPOLL) { | |
4e9b5e2b | 1949 | bIsPSPOLL = true; |
92b96797 FB |
1950 | cbMacHdLen = WLAN_HDR_ADDR2_LEN; |
1951 | } else { | |
1952 | cbMacHdLen = WLAN_HDR_ADDR3_LEN; | |
1953 | } | |
1954 | ||
a0a1f61a | 1955 | // hostapd daemon ext support rate patch |
92b96797 FB |
1956 | if (WLAN_GET_FC_FSTYPE(p80211Header->sA4.wFrameCtl) == WLAN_FSTYPE_ASSOCRESP) { |
1957 | ||
1958 | if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len != 0) { | |
1959 | cbExtSuppRate += ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN; | |
1960 | } | |
1961 | ||
1962 | if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len != 0) { | |
1963 | cbExtSuppRate += ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len + WLAN_IEHDR_LEN; | |
1964 | } | |
1965 | ||
1966 | if (cbExtSuppRate >0) { | |
1967 | cbFrameBodySize = WLAN_ASSOCRESP_OFF_SUPP_RATES; | |
1968 | } | |
1969 | } | |
1970 | ||
92b96797 | 1971 | //Set FRAGCTL_MACHDCNT |
3eaca0d2 | 1972 | pTxBufHead->wFragCtl |= cpu_to_le16((u16)cbMacHdLen << 10); |
92b96797 FB |
1973 | |
1974 | // Notes: | |
1975 | // Although spec says MMPDU can be fragmented; In most case, | |
1976 | // no one will send a MMPDU under fragmentation. With RTS may occur. | |
e269fc2d | 1977 | pDevice->bAES = false; //Set FRAGCTL_WEPTYP |
92b96797 | 1978 | |
92b96797 FB |
1979 | if (WLAN_GET_FC_ISWEP(p80211Header->sA4.wFrameCtl) != 0) { |
1980 | if (pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) { | |
1981 | cbIVlen = 4; | |
1982 | cbICVlen = 4; | |
1983 | pTxBufHead->wFragCtl |= FRAGCTL_LEGACY; | |
1984 | } | |
1985 | else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) { | |
1986 | cbIVlen = 8;//IV+ExtIV | |
1987 | cbMIClen = 8; | |
1988 | cbICVlen = 4; | |
1989 | pTxBufHead->wFragCtl |= FRAGCTL_TKIP; | |
1990 | //We need to get seed here for filling TxKey entry. | |
1991 | //TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr, | |
1992 | // pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG); | |
1993 | } | |
1994 | else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) { | |
1995 | cbIVlen = 8;//RSN Header | |
1996 | cbICVlen = 8;//MIC | |
5a5d6a80 | 1997 | cbMICHDR = sizeof(struct vnt_mic_hdr); |
92b96797 | 1998 | pTxBufHead->wFragCtl |= FRAGCTL_AES; |
4e9b5e2b | 1999 | pDevice->bAES = true; |
92b96797 FB |
2000 | } |
2001 | //MAC Header should be padding 0 to DW alignment. | |
2002 | uPadding = 4 - (cbMacHdLen%4); | |
2003 | uPadding %= 4; | |
2004 | } | |
2005 | ||
2006 | cbFrameSize = cbMacHdLen + cbFrameBodySize + cbIVlen + cbMIClen + cbICVlen + cbFCSlen + cbExtSuppRate; | |
2007 | ||
2008 | //Set FIFOCTL_GrpAckPolicy | |
4e9b5e2b | 2009 | if (pDevice->bGrpAckPolicy == true) {//0000 0100 0000 0000 |
92b96797 FB |
2010 | pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK; |
2011 | } | |
2012 | //the rest of pTxBufHead->wFragCtl:FragTyp will be set later in s_vFillFragParameter() | |
2013 | ||
92b96797 | 2014 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet |
4f990057 | 2015 | pvRrvTime = (struct vnt_rrv_time_cts *) (pbyTxBufferAddr + wTxBufSize); |
5a5d6a80 | 2016 | pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + |
4f990057 | 2017 | sizeof(struct vnt_rrv_time_cts)); |
351c7dc3 | 2018 | rts_cts = (struct vnt_cts *) (pbyTxBufferAddr + wTxBufSize + |
4f990057 | 2019 | sizeof(struct vnt_rrv_time_cts) + cbMICHDR); |
7e60a3de MP |
2020 | pvTxDataHd = (struct vnt_tx_datahead_g *) (pbyTxBufferAddr + |
2021 | wTxBufSize + sizeof(struct vnt_rrv_time_cts) + cbMICHDR + | |
4f990057 MP |
2022 | sizeof(struct vnt_cts)); |
2023 | cbHeaderSize = wTxBufSize + sizeof(struct vnt_rrv_time_cts) + cbMICHDR + | |
7e60a3de | 2024 | sizeof(struct vnt_cts) + sizeof(struct vnt_tx_datahead_g); |
92b96797 FB |
2025 | |
2026 | } | |
2027 | else {//802.11a/b packet | |
2028 | ||
976467d3 | 2029 | pvRrvTime = (struct vnt_rrv_time_ab *) (pbyTxBufferAddr + wTxBufSize); |
5a5d6a80 | 2030 | pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + |
976467d3 | 2031 | sizeof(struct vnt_rrv_time_ab)); |
558becf1 MP |
2032 | pvTxDataHd = (struct vnt_tx_datahead_ab *)(pbyTxBufferAddr + |
2033 | wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR); | |
976467d3 | 2034 | cbHeaderSize = wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR + |
558becf1 | 2035 | sizeof(struct vnt_tx_datahead_ab); |
92b96797 | 2036 | } |
ceb8c5da | 2037 | memcpy(&(sEthHeader.h_dest[0]), |
9a0e756c AM |
2038 | &(p80211Header->sA3.abyAddr1[0]), |
2039 | ETH_ALEN); | |
ceb8c5da | 2040 | memcpy(&(sEthHeader.h_source[0]), |
9a0e756c AM |
2041 | &(p80211Header->sA3.abyAddr2[0]), |
2042 | ETH_ALEN); | |
92b96797 FB |
2043 | //========================= |
2044 | // No Fragmentation | |
2045 | //========================= | |
3eaca0d2 | 2046 | pTxBufHead->wFragCtl |= (u16)FRAGCTL_NONFRAG; |
92b96797 | 2047 | |
351c7dc3 MP |
2048 | /* Fill FIFO,RrvTime,RTS,and CTS */ |
2049 | s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate, | |
2050 | pbyTxBufferAddr, pvRrvTime, rts_cts, | |
f46142b0 | 2051 | cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader, false); |
92b96797 FB |
2052 | |
2053 | //Fill DataHead | |
2054 | uDuration = s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, cbFrameSize, TYPE_TXDMA0, bNeedACK, | |
ab01fedc | 2055 | AUTO_FB_NONE); |
92b96797 | 2056 | |
1cac4a4b | 2057 | pMACHeader = (struct ieee80211_hdr *) (pbyTxBufferAddr + cbHeaderSize); |
92b96797 FB |
2058 | |
2059 | cbReqCount = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen + (cbFrameBodySize + cbMIClen) + cbExtSuppRate; | |
2060 | ||
b902fbfe AM |
2061 | pbyMacHdr = (u8 *)(pbyTxBufferAddr + cbHeaderSize); |
2062 | pbyPayloadHead = (u8 *)(pbyMacHdr + cbMacHdLen + uPadding + cbIVlen); | |
2063 | pbyIVHead = (u8 *)(pbyMacHdr + cbMacHdLen + uPadding); | |
92b96797 FB |
2064 | |
2065 | // Copy the Packet into a tx Buffer | |
2066 | memcpy(pbyMacHdr, skb->data, cbMacHdLen); | |
2067 | ||
2068 | // version set to 0, patch for hostapd deamon | |
1cac4a4b | 2069 | pMACHeader->frame_control &= cpu_to_le16(0xfffc); |
92b96797 FB |
2070 | memcpy(pbyPayloadHead, (skb->data + cbMacHdLen), cbFrameBodySize); |
2071 | ||
a0a1f61a | 2072 | // replace support rate, patch for hostapd daemon( only support 11M) |
92b96797 FB |
2073 | if (WLAN_GET_FC_FSTYPE(p80211Header->sA4.wFrameCtl) == WLAN_FSTYPE_ASSOCRESP) { |
2074 | if (cbExtSuppRate != 0) { | |
2075 | if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len != 0) | |
2076 | memcpy((pbyPayloadHead + cbFrameBodySize), | |
2077 | pMgmt->abyCurrSuppRates, | |
2078 | ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN | |
2079 | ); | |
2080 | if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len != 0) | |
2081 | memcpy((pbyPayloadHead + cbFrameBodySize) + ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN, | |
2082 | pMgmt->abyCurrExtSuppRates, | |
2083 | ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len + WLAN_IEHDR_LEN | |
2084 | ); | |
2085 | } | |
2086 | } | |
2087 | ||
2088 | // Set wep | |
2089 | if (WLAN_GET_FC_ISWEP(p80211Header->sA4.wFrameCtl) != 0) { | |
2090 | ||
2091 | if (pDevice->bEnableHostWEP) { | |
2092 | pTransmitKey = &STempKey; | |
2093 | pTransmitKey->byCipherSuite = pMgmt->sNodeDBTable[uNodeIndex].byCipherSuite; | |
2094 | pTransmitKey->dwKeyIndex = pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex; | |
2095 | pTransmitKey->uKeyLength = pMgmt->sNodeDBTable[uNodeIndex].uWepKeyLength; | |
2096 | pTransmitKey->dwTSC47_16 = pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16; | |
2097 | pTransmitKey->wTSC15_0 = pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0; | |
2098 | memcpy(pTransmitKey->abyKey, | |
2099 | &pMgmt->sNodeDBTable[uNodeIndex].abyWepKey[0], | |
2100 | pTransmitKey->uKeyLength | |
2101 | ); | |
2102 | } | |
2103 | ||
2104 | if ((pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) { | |
2105 | ||
52a7e64b AM |
2106 | dwMICKey0 = *(u32 *)(&pTransmitKey->abyKey[16]); |
2107 | dwMICKey1 = *(u32 *)(&pTransmitKey->abyKey[20]); | |
92b96797 FB |
2108 | |
2109 | // DO Software Michael | |
2110 | MIC_vInit(dwMICKey0, dwMICKey1); | |
ceb8c5da | 2111 | MIC_vAppend((u8 *)&(sEthHeader.h_dest[0]), 12); |
92b96797 | 2112 | dwMIC_Priority = 0; |
b902fbfe | 2113 | MIC_vAppend((u8 *)&dwMIC_Priority, 4); |
b4dc03af MP |
2114 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"DMA0_tx_8021:MIC KEY:"\ |
2115 | " %X, %X\n", dwMICKey0, dwMICKey1); | |
92b96797 FB |
2116 | |
2117 | uLength = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen; | |
2118 | ||
2119 | MIC_vAppend((pbyTxBufferAddr + uLength), cbFrameBodySize); | |
2120 | ||
52a7e64b AM |
2121 | pdwMIC_L = (u32 *)(pbyTxBufferAddr + uLength + cbFrameBodySize); |
2122 | pdwMIC_R = (u32 *)(pbyTxBufferAddr + uLength + cbFrameBodySize + 4); | |
92b96797 FB |
2123 | |
2124 | MIC_vGetMIC(pdwMIC_L, pdwMIC_R); | |
2125 | MIC_vUnInit(); | |
2126 | ||
4e9b5e2b | 2127 | if (pDevice->bTxMICFail == true) { |
92b96797 FB |
2128 | *pdwMIC_L = 0; |
2129 | *pdwMIC_R = 0; | |
e269fc2d | 2130 | pDevice->bTxMICFail = false; |
92b96797 FB |
2131 | } |
2132 | ||
2133 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"uLength: %d, %d\n", uLength, cbFrameBodySize); | |
2134 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"cbReqCount:%d, %d, %d, %d\n", cbReqCount, cbHeaderSize, uPadding, cbIVlen); | |
b4dc03af MP |
2135 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC:%x, %x\n", |
2136 | *pdwMIC_L, *pdwMIC_R); | |
92b96797 FB |
2137 | |
2138 | } | |
2139 | ||
b902fbfe | 2140 | s_vFillTxKey(pDevice, (u8 *)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey, |
ec37d8b6 | 2141 | pbyMacHdr, (u16)cbFrameBodySize, pMICHDR); |
92b96797 FB |
2142 | |
2143 | if (pDevice->bEnableHostWEP) { | |
2144 | pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16; | |
2145 | pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0 = pTransmitKey->wTSC15_0; | |
2146 | } | |
2147 | ||
2148 | if ((pDevice->byLocalID <= REV_ID_VT3253_A1)) { | |
3eaca0d2 | 2149 | s_vSWencryption(pDevice, pTransmitKey, pbyPayloadHead, (u16)(cbFrameBodySize + cbMIClen)); |
92b96797 FB |
2150 | } |
2151 | } | |
2152 | ||
1cac4a4b | 2153 | pMACHeader->seq_ctrl = cpu_to_le16(pDevice->wSeqCounter << 4); |
92b96797 FB |
2154 | pDevice->wSeqCounter++ ; |
2155 | if (pDevice->wSeqCounter > 0x0fff) | |
2156 | pDevice->wSeqCounter = 0; | |
2157 | ||
92b96797 FB |
2158 | if (bIsPSPOLL) { |
2159 | // The MAC will automatically replace the Duration-field of MAC header by Duration-field | |
2160 | // of FIFO control header. | |
2161 | // This will cause AID-field of PS-POLL packet be incorrect (Because PS-POLL's AID field is | |
2162 | // in the same place of other packet's Duration-field). | |
2163 | // And it will cause Cisco-AP to issue Disassociation-packet | |
7e60a3de MP |
2164 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { |
2165 | ((struct vnt_tx_datahead_g *)pvTxDataHd)->wDuration_a = | |
2166 | cpu_to_le16(p80211Header->sA2.wDurationID); | |
2167 | ((struct vnt_tx_datahead_g *)pvTxDataHd)->wDuration_b = | |
2168 | cpu_to_le16(p80211Header->sA2.wDurationID); | |
2169 | } else { | |
558becf1 MP |
2170 | ((struct vnt_tx_datahead_ab *)pvTxDataHd)->wDuration = |
2171 | cpu_to_le16(p80211Header->sA2.wDurationID); | |
2172 | } | |
92b96797 FB |
2173 | } |
2174 | ||
3eaca0d2 | 2175 | pTX_Buffer->wTxByteCount = cpu_to_le16((u16)(cbReqCount)); |
b902fbfe | 2176 | pTX_Buffer->byPKTNO = (u8) (((wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F)); |
92b96797 FB |
2177 | pTX_Buffer->byType = 0x00; |
2178 | ||
2179 | pContext->pPacket = skb; | |
2180 | pContext->Type = CONTEXT_MGMT_PACKET; | |
3eaca0d2 | 2181 | pContext->uBufLen = (u16)cbReqCount + 4; //USB header |
92b96797 | 2182 | |
1cac4a4b AM |
2183 | if (WLAN_GET_FC_TODS(pMACHeader->frame_control) == 0) { |
2184 | s_vSaveTxPktInfo(pDevice, (u8) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->addr1[0]), (u16)cbFrameSize, pTX_Buffer->wFIFOCtl); | |
92b96797 FB |
2185 | } |
2186 | else { | |
1cac4a4b | 2187 | s_vSaveTxPktInfo(pDevice, (u8) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->addr3[0]), (u16)cbFrameSize, pTX_Buffer->wFIFOCtl); |
92b96797 FB |
2188 | } |
2189 | PIPEnsSendBulkOut(pDevice,pContext); | |
2190 | return ; | |
2191 | ||
2192 | } | |
2193 | ||
92b96797 FB |
2194 | //TYPE_AC0DMA data tx |
2195 | /* | |
2196 | * Description: | |
2197 | * Tx packet via AC0DMA(DMA1) | |
2198 | * | |
2199 | * Parameters: | |
2200 | * In: | |
2201 | * pDevice - Pointer to the adapter | |
2202 | * skb - Pointer to tx skb packet | |
2203 | * Out: | |
2204 | * void | |
2205 | * | |
2206 | * Return Value: NULL | |
2207 | */ | |
2208 | ||
d56131de MP |
2209 | int nsDMA_tx_packet(struct vnt_private *pDevice, |
2210 | u32 uDMAIdx, struct sk_buff *skb) | |
92b96797 | 2211 | { |
d56131de MP |
2212 | struct net_device_stats *pStats = &pDevice->stats; |
2213 | struct vnt_manager *pMgmt = &pDevice->vnt_mgmt; | |
f39c0d8e | 2214 | struct vnt_tx_buffer *pTX_Buffer; |
d56131de MP |
2215 | u32 BytesToWrite = 0, uHeaderLen = 0; |
2216 | u32 uNodeIndex = 0; | |
2217 | u8 byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80}; | |
2218 | u16 wAID; | |
2219 | u8 byPktType; | |
e269fc2d | 2220 | int bNeedEncryption = false; |
d56131de MP |
2221 | PSKeyItem pTransmitKey = NULL; |
2222 | SKeyItem STempKey; | |
2223 | int ii; | |
e269fc2d AM |
2224 | int bTKIP_UseGTK = false; |
2225 | int bNeedDeAuth = false; | |
d56131de | 2226 | u8 *pbyBSSID; |
e269fc2d | 2227 | int bNodeExist = false; |
d56131de | 2228 | PUSB_SEND_CONTEXT pContext; |
dfdcc425 | 2229 | bool fConvertedPacket; |
d56131de MP |
2230 | u32 status; |
2231 | u16 wKeepRate = pDevice->wCurrentRate; | |
e269fc2d | 2232 | int bTxeapol_key = false; |
92b96797 | 2233 | |
92b96797 FB |
2234 | if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) { |
2235 | ||
2236 | if (pDevice->uAssocCount == 0) { | |
2237 | dev_kfree_skb_irq(skb); | |
2238 | return 0; | |
2239 | } | |
2240 | ||
b902fbfe | 2241 | if (is_multicast_ether_addr((u8 *)(skb->data))) { |
92b96797 | 2242 | uNodeIndex = 0; |
4e9b5e2b | 2243 | bNodeExist = true; |
92b96797 FB |
2244 | if (pMgmt->sNodeDBTable[0].bPSEnable) { |
2245 | ||
2246 | skb_queue_tail(&(pMgmt->sNodeDBTable[0].sTxPSQueue), skb); | |
2247 | pMgmt->sNodeDBTable[0].wEnQueueCnt++; | |
2248 | // set tx map | |
2249 | pMgmt->abyPSTxMap[0] |= byMask[0]; | |
2250 | return 0; | |
2251 | } | |
93184690 | 2252 | // multicast/broadcast data rate |
92b96797 FB |
2253 | |
2254 | if (pDevice->byBBType != BB_TYPE_11A) | |
2255 | pDevice->wCurrentRate = RATE_2M; | |
2256 | else | |
2257 | pDevice->wCurrentRate = RATE_24M; | |
2258 | // long preamble type | |
2259 | pDevice->byPreambleType = PREAMBLE_SHORT; | |
2260 | ||
2261 | }else { | |
2262 | ||
b902fbfe | 2263 | if (BSSbIsSTAInNodeDB(pDevice, (u8 *)(skb->data), &uNodeIndex)) { |
92b96797 FB |
2264 | |
2265 | if (pMgmt->sNodeDBTable[uNodeIndex].bPSEnable) { | |
2266 | ||
2267 | skb_queue_tail(&pMgmt->sNodeDBTable[uNodeIndex].sTxPSQueue, skb); | |
2268 | ||
2269 | pMgmt->sNodeDBTable[uNodeIndex].wEnQueueCnt++; | |
2270 | // set tx map | |
2271 | wAID = pMgmt->sNodeDBTable[uNodeIndex].wAID; | |
2272 | pMgmt->abyPSTxMap[wAID >> 3] |= byMask[wAID & 7]; | |
2273 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Set:pMgmt->abyPSTxMap[%d]= %d\n", | |
2274 | (wAID >> 3), pMgmt->abyPSTxMap[wAID >> 3]); | |
2275 | ||
2276 | return 0; | |
2277 | } | |
2278 | // AP rate decided from node | |
2279 | pDevice->wCurrentRate = pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate; | |
2280 | // tx preamble decided from node | |
2281 | ||
2282 | if (pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble) { | |
2283 | pDevice->byPreambleType = pDevice->byShortPreamble; | |
2284 | ||
2285 | }else { | |
2286 | pDevice->byPreambleType = PREAMBLE_LONG; | |
2287 | } | |
4e9b5e2b | 2288 | bNodeExist = true; |
92b96797 FB |
2289 | } |
2290 | } | |
2291 | ||
e269fc2d | 2292 | if (bNodeExist == false) { |
92b96797 FB |
2293 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Unknown STA not found in node DB \n"); |
2294 | dev_kfree_skb_irq(skb); | |
2295 | return 0; | |
2296 | } | |
2297 | } | |
2298 | ||
2299 | pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); | |
2300 | ||
2301 | if (pContext == NULL) { | |
2302 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG" pContext == NULL\n"); | |
2303 | dev_kfree_skb_irq(skb); | |
2304 | return STATUS_RESOURCES; | |
2305 | } | |
2306 | ||
ceb8c5da | 2307 | memcpy(pDevice->sTxEthHeader.h_dest, (u8 *)(skb->data), ETH_HLEN); |
92b96797 FB |
2308 | |
2309 | //mike add:station mode check eapol-key challenge---> | |
2310 | { | |
b902fbfe AM |
2311 | u8 Protocol_Version; //802.1x Authentication |
2312 | u8 Packet_Type; //802.1x Authentication | |
2313 | u8 Descriptor_type; | |
3eaca0d2 | 2314 | u16 Key_info; |
92b96797 | 2315 | |
21ec51f3 CC |
2316 | Protocol_Version = skb->data[ETH_HLEN]; |
2317 | Packet_Type = skb->data[ETH_HLEN+1]; | |
2318 | Descriptor_type = skb->data[ETH_HLEN+1+1+2]; | |
2319 | Key_info = (skb->data[ETH_HLEN+1+1+2+1] << 8)|(skb->data[ETH_HLEN+1+1+2+2]); | |
ceb8c5da | 2320 | if (pDevice->sTxEthHeader.h_proto == cpu_to_be16(ETH_P_PAE)) { |
aa209eef MP |
2321 | /* 802.1x OR eapol-key challenge frame transfer */ |
2322 | if (((Protocol_Version == 1) || (Protocol_Version == 2)) && | |
2323 | (Packet_Type == 3)) { | |
4e9b5e2b | 2324 | bTxeapol_key = true; |
92b96797 FB |
2325 | if(!(Key_info & BIT3) && //WPA or RSN group-key challenge |
2326 | (Key_info & BIT8) && (Key_info & BIT9)) { //send 2/2 key | |
2327 | if(Descriptor_type==254) { | |
4e9b5e2b | 2328 | pDevice->fWPA_Authened = true; |
92b96797 FB |
2329 | PRINT_K("WPA "); |
2330 | } | |
2331 | else { | |
4e9b5e2b | 2332 | pDevice->fWPA_Authened = true; |
92b96797 FB |
2333 | PRINT_K("WPA2(re-keying) "); |
2334 | } | |
2335 | PRINT_K("Authentication completed!!\n"); | |
2336 | } | |
a0a1f61a | 2337 | else if((Key_info & BIT3) && (Descriptor_type==2) && //RSN pairwise-key challenge |
92b96797 | 2338 | (Key_info & BIT8) && (Key_info & BIT9)) { |
4e9b5e2b | 2339 | pDevice->fWPA_Authened = true; |
92b96797 FB |
2340 | PRINT_K("WPA2 Authentication completed!!\n"); |
2341 | } | |
2342 | } | |
2343 | } | |
2344 | } | |
2345 | //mike add:station mode check eapol-key challenge<--- | |
2346 | ||
4e9b5e2b AM |
2347 | if (pDevice->bEncryptionEnable == true) { |
2348 | bNeedEncryption = true; | |
92b96797 FB |
2349 | // get Transmit key |
2350 | do { | |
2351 | if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && | |
2352 | (pMgmt->eCurrState == WMAC_STATE_ASSOC)) { | |
2353 | pbyBSSID = pDevice->abyBSSID; | |
2354 | // get pairwise key | |
e269fc2d | 2355 | if (KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, PAIRWISE_KEY, &pTransmitKey) == false) { |
92b96797 | 2356 | // get group key |
4e9b5e2b AM |
2357 | if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == true) { |
2358 | bTKIP_UseGTK = true; | |
92b96797 FB |
2359 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get GTK.\n"); |
2360 | break; | |
2361 | } | |
2362 | } else { | |
2363 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get PTK.\n"); | |
2364 | break; | |
2365 | } | |
2366 | }else if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) { | |
ceb8c5da AM |
2367 | /* TO_DS = 0 and FROM_DS = 0 --> 802.11 MAC Address1 */ |
2368 | pbyBSSID = pDevice->sTxEthHeader.h_dest; | |
92b96797 FB |
2369 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"IBSS Serach Key: \n"); |
2370 | for (ii = 0; ii< 6; ii++) | |
2371 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"%x \n", *(pbyBSSID+ii)); | |
2372 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"\n"); | |
2373 | ||
2374 | // get pairwise key | |
4e9b5e2b | 2375 | if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, PAIRWISE_KEY, &pTransmitKey) == true) |
92b96797 FB |
2376 | break; |
2377 | } | |
2378 | // get group key | |
2379 | pbyBSSID = pDevice->abyBroadcastAddr; | |
e269fc2d | 2380 | if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == false) { |
92b96797 FB |
2381 | pTransmitKey = NULL; |
2382 | if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) { | |
2383 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"IBSS and KEY is NULL. [%d]\n", pMgmt->eCurrMode); | |
2384 | } | |
2385 | else | |
2386 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"NOT IBSS and KEY is NULL. [%d]\n", pMgmt->eCurrMode); | |
2387 | } else { | |
4e9b5e2b | 2388 | bTKIP_UseGTK = true; |
92b96797 FB |
2389 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get GTK.\n"); |
2390 | } | |
e269fc2d | 2391 | } while(false); |
92b96797 FB |
2392 | } |
2393 | ||
2394 | if (pDevice->bEnableHostWEP) { | |
2395 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"acdma0: STA index %d\n", uNodeIndex); | |
4e9b5e2b | 2396 | if (pDevice->bEncryptionEnable == true) { |
92b96797 FB |
2397 | pTransmitKey = &STempKey; |
2398 | pTransmitKey->byCipherSuite = pMgmt->sNodeDBTable[uNodeIndex].byCipherSuite; | |
2399 | pTransmitKey->dwKeyIndex = pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex; | |
2400 | pTransmitKey->uKeyLength = pMgmt->sNodeDBTable[uNodeIndex].uWepKeyLength; | |
2401 | pTransmitKey->dwTSC47_16 = pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16; | |
2402 | pTransmitKey->wTSC15_0 = pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0; | |
2403 | memcpy(pTransmitKey->abyKey, | |
2404 | &pMgmt->sNodeDBTable[uNodeIndex].abyWepKey[0], | |
2405 | pTransmitKey->uKeyLength | |
2406 | ); | |
2407 | } | |
2408 | } | |
2409 | ||
b902fbfe | 2410 | byPktType = (u8)pDevice->byPacketType; |
92b96797 FB |
2411 | |
2412 | if (pDevice->bFixRate) { | |
2413 | if (pDevice->byBBType == BB_TYPE_11B) { | |
2414 | if (pDevice->uConnectionRate >= RATE_11M) { | |
2415 | pDevice->wCurrentRate = RATE_11M; | |
2416 | } else { | |
3eaca0d2 | 2417 | pDevice->wCurrentRate = (u16)pDevice->uConnectionRate; |
92b96797 FB |
2418 | } |
2419 | } else { | |
2420 | if ((pDevice->byBBType == BB_TYPE_11A) && | |
2421 | (pDevice->uConnectionRate <= RATE_6M)) { | |
2422 | pDevice->wCurrentRate = RATE_6M; | |
2423 | } else { | |
2424 | if (pDevice->uConnectionRate >= RATE_54M) | |
2425 | pDevice->wCurrentRate = RATE_54M; | |
2426 | else | |
3eaca0d2 | 2427 | pDevice->wCurrentRate = (u16)pDevice->uConnectionRate; |
92b96797 FB |
2428 | } |
2429 | } | |
2430 | } | |
2431 | else { | |
2432 | if (pDevice->eOPMode == OP_MODE_ADHOC) { | |
2433 | // Adhoc Tx rate decided from node DB | |
ceb8c5da | 2434 | if (is_multicast_ether_addr(pDevice->sTxEthHeader.h_dest)) { |
92b96797 FB |
2435 | // Multicast use highest data rate |
2436 | pDevice->wCurrentRate = pMgmt->sNodeDBTable[0].wTxDataRate; | |
2437 | // preamble type | |
2438 | pDevice->byPreambleType = pDevice->byShortPreamble; | |
2439 | } | |
2440 | else { | |
ceb8c5da | 2441 | if (BSSbIsSTAInNodeDB(pDevice, &(pDevice->sTxEthHeader.h_dest[0]), &uNodeIndex)) { |
92b96797 FB |
2442 | pDevice->wCurrentRate = pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate; |
2443 | if (pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble) { | |
2444 | pDevice->byPreambleType = pDevice->byShortPreamble; | |
2445 | ||
2446 | } | |
2447 | else { | |
2448 | pDevice->byPreambleType = PREAMBLE_LONG; | |
2449 | } | |
2450 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Found Node Index is [%d] Tx Data Rate:[%d]\n",uNodeIndex, pDevice->wCurrentRate); | |
2451 | } | |
2452 | else { | |
2453 | if (pDevice->byBBType != BB_TYPE_11A) | |
2454 | pDevice->wCurrentRate = RATE_2M; | |
2455 | else | |
2456 | pDevice->wCurrentRate = RATE_24M; // refer to vMgrCreateOwnIBSS()'s | |
2457 | // abyCurrExtSuppRates[] | |
2458 | pDevice->byPreambleType = PREAMBLE_SHORT; | |
2459 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Not Found Node use highest basic Rate.....\n"); | |
2460 | } | |
2461 | } | |
2462 | } | |
2463 | if (pDevice->eOPMode == OP_MODE_INFRASTRUCTURE) { | |
2464 | // Infra STA rate decided from AP Node, index = 0 | |
2465 | pDevice->wCurrentRate = pMgmt->sNodeDBTable[0].wTxDataRate; | |
2466 | } | |
2467 | } | |
2468 | ||
ceb8c5da | 2469 | if (pDevice->sTxEthHeader.h_proto == cpu_to_be16(ETH_P_PAE)) { |
aa209eef MP |
2470 | if (pDevice->byBBType != BB_TYPE_11A) { |
2471 | pDevice->wCurrentRate = RATE_1M; | |
2472 | pDevice->byACKRate = RATE_1M; | |
2473 | pDevice->byTopCCKBasicRate = RATE_1M; | |
2474 | pDevice->byTopOFDMBasicRate = RATE_6M; | |
2475 | } else { | |
2476 | pDevice->wCurrentRate = RATE_6M; | |
2477 | pDevice->byACKRate = RATE_6M; | |
2478 | pDevice->byTopCCKBasicRate = RATE_1M; | |
2479 | pDevice->byTopOFDMBasicRate = RATE_6M; | |
2480 | } | |
2481 | } | |
92b96797 | 2482 | |
0cbd8d98 AM |
2483 | DBG_PRT(MSG_LEVEL_DEBUG, |
2484 | KERN_INFO "dma_tx: pDevice->wCurrentRate = %d\n", | |
2485 | pDevice->wCurrentRate); | |
92b96797 FB |
2486 | |
2487 | if (wKeepRate != pDevice->wCurrentRate) { | |
0cbd8d98 | 2488 | bScheduleCommand((void *) pDevice, WLAN_CMD_SETPOWER, NULL); |
92b96797 FB |
2489 | } |
2490 | ||
2491 | if (pDevice->wCurrentRate <= RATE_11M) { | |
2492 | byPktType = PK_TYPE_11B; | |
2493 | } | |
2494 | ||
4e9b5e2b | 2495 | if (bNeedEncryption == true) { |
ceb8c5da AM |
2496 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ntohs Pkt Type=%04x\n", ntohs(pDevice->sTxEthHeader.h_proto)); |
2497 | if ((pDevice->sTxEthHeader.h_proto) == cpu_to_be16(ETH_P_PAE)) { | |
e269fc2d | 2498 | bNeedEncryption = false; |
ceb8c5da | 2499 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Pkt Type=%04x\n", (pDevice->sTxEthHeader.h_proto)); |
92b96797 FB |
2500 | if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && (pMgmt->eCurrState == WMAC_STATE_ASSOC)) { |
2501 | if (pTransmitKey == NULL) { | |
2502 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Don't Find TX KEY\n"); | |
2503 | } | |
2504 | else { | |
4e9b5e2b | 2505 | if (bTKIP_UseGTK == true) { |
92b96797 FB |
2506 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"error: KEY is GTK!!~~\n"); |
2507 | } | |
2508 | else { | |
b4dc03af MP |
2509 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Find PTK [%X]\n", |
2510 | pTransmitKey->dwKeyIndex); | |
4e9b5e2b | 2511 | bNeedEncryption = true; |
92b96797 FB |
2512 | } |
2513 | } | |
2514 | } | |
2515 | ||
92b96797 FB |
2516 | if (pDevice->bEnableHostWEP) { |
2517 | if ((uNodeIndex != 0) && | |
2518 | (pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex & PAIRWISE_KEY)) { | |
b4dc03af MP |
2519 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Find PTK [%X]\n", |
2520 | pTransmitKey->dwKeyIndex); | |
4e9b5e2b | 2521 | bNeedEncryption = true; |
92b96797 FB |
2522 | } |
2523 | } | |
2524 | } | |
2525 | else { | |
2526 | ||
92b96797 FB |
2527 | if (pTransmitKey == NULL) { |
2528 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"return no tx key\n"); | |
e269fc2d | 2529 | pContext->bBoolInUse = false; |
92b96797 FB |
2530 | dev_kfree_skb_irq(skb); |
2531 | pStats->tx_dropped++; | |
2532 | return STATUS_FAILURE; | |
2533 | } | |
92b96797 FB |
2534 | } |
2535 | } | |
2536 | ||
d0a2b8fa MP |
2537 | pTX_Buffer = (struct vnt_tx_buffer *)&pContext->Data[0]; |
2538 | ||
92b96797 | 2539 | fConvertedPacket = s_bPacketToWirelessUsb(pDevice, byPktType, |
d0a2b8fa | 2540 | pTX_Buffer, bNeedEncryption, |
92b96797 | 2541 | skb->len, uDMAIdx, &pDevice->sTxEthHeader, |
b902fbfe | 2542 | (u8 *)skb->data, pTransmitKey, uNodeIndex, |
92b96797 FB |
2543 | pDevice->wCurrentRate, |
2544 | &uHeaderLen, &BytesToWrite | |
2545 | ); | |
2546 | ||
e269fc2d AM |
2547 | if (fConvertedPacket == false) { |
2548 | pContext->bBoolInUse = false; | |
92b96797 FB |
2549 | dev_kfree_skb_irq(skb); |
2550 | return STATUS_FAILURE; | |
2551 | } | |
2552 | ||
4e9b5e2b | 2553 | if ( pDevice->bEnablePSMode == true ) { |
92b96797 | 2554 | if ( !pDevice->bPSModeTxBurst ) { |
0cbd8d98 AM |
2555 | bScheduleCommand((void *) pDevice, |
2556 | WLAN_CMD_MAC_DISPOWERSAVING, | |
2557 | NULL); | |
4e9b5e2b | 2558 | pDevice->bPSModeTxBurst = true; |
92b96797 FB |
2559 | } |
2560 | } | |
2561 | ||
b902fbfe | 2562 | pTX_Buffer->byPKTNO = (u8) (((pDevice->wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F)); |
3eaca0d2 | 2563 | pTX_Buffer->wTxByteCount = (u16)BytesToWrite; |
92b96797 FB |
2564 | |
2565 | pContext->pPacket = skb; | |
2566 | pContext->Type = CONTEXT_DATA_PACKET; | |
3eaca0d2 | 2567 | pContext->uBufLen = (u16)BytesToWrite + 4 ; //USB header |
92b96797 | 2568 | |
ceb8c5da | 2569 | s_vSaveTxPktInfo(pDevice, (u8) (pTX_Buffer->byPKTNO & 0x0F), &(pContext->sEthHeader.h_dest[0]), (u16) (BytesToWrite-uHeaderLen), pTX_Buffer->wFIFOCtl); |
92b96797 FB |
2570 | |
2571 | status = PIPEnsSendBulkOut(pDevice,pContext); | |
2572 | ||
4e9b5e2b | 2573 | if (bNeedDeAuth == true) { |
3eaca0d2 | 2574 | u16 wReason = WLAN_MGMT_REASON_MIC_FAILURE; |
92b96797 | 2575 | |
b902fbfe | 2576 | bScheduleCommand((void *) pDevice, WLAN_CMD_DEAUTH, (u8 *) &wReason); |
92b96797 FB |
2577 | } |
2578 | ||
2579 | if(status!=STATUS_PENDING) { | |
e269fc2d | 2580 | pContext->bBoolInUse = false; |
92b96797 FB |
2581 | dev_kfree_skb_irq(skb); |
2582 | return STATUS_FAILURE; | |
2583 | } | |
2584 | else | |
2585 | return 0; | |
2586 | ||
2587 | } | |
2588 | ||
92b96797 FB |
2589 | /* |
2590 | * Description: | |
2591 | * Relay packet send (AC1DMA) from rx dpc. | |
2592 | * | |
2593 | * Parameters: | |
2594 | * In: | |
2595 | * pDevice - Pointer to the adapter | |
2596 | * pPacket - Pointer to rx packet | |
2597 | * cbPacketSize - rx ethernet frame size | |
2598 | * Out: | |
e269fc2d | 2599 | * TURE, false |
92b96797 | 2600 | * |
4e9b5e2b | 2601 | * Return Value: Return true if packet is copy to dma1; otherwise false |
92b96797 FB |
2602 | */ |
2603 | ||
d56131de MP |
2604 | int bRelayPacketSend(struct vnt_private *pDevice, u8 *pbySkbData, u32 uDataLen, |
2605 | u32 uNodeIndex) | |
92b96797 | 2606 | { |
d56131de | 2607 | struct vnt_manager *pMgmt = &pDevice->vnt_mgmt; |
f39c0d8e | 2608 | struct vnt_tx_buffer *pTX_Buffer; |
d56131de MP |
2609 | u32 BytesToWrite = 0, uHeaderLen = 0; |
2610 | u8 byPktType = PK_TYPE_11B; | |
e269fc2d | 2611 | int bNeedEncryption = false; |
d56131de MP |
2612 | SKeyItem STempKey; |
2613 | PSKeyItem pTransmitKey = NULL; | |
2614 | u8 *pbyBSSID; | |
2615 | PUSB_SEND_CONTEXT pContext; | |
2616 | u8 byPktTyp; | |
2617 | int fConvertedPacket; | |
d56131de MP |
2618 | u32 status; |
2619 | u16 wKeepRate = pDevice->wCurrentRate; | |
92b96797 | 2620 | |
92b96797 FB |
2621 | pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); |
2622 | ||
2623 | if (NULL == pContext) { | |
e269fc2d | 2624 | return false; |
92b96797 FB |
2625 | } |
2626 | ||
ceb8c5da | 2627 | memcpy(pDevice->sTxEthHeader.h_dest, (u8 *)pbySkbData, ETH_HLEN); |
92b96797 | 2628 | |
4e9b5e2b AM |
2629 | if (pDevice->bEncryptionEnable == true) { |
2630 | bNeedEncryption = true; | |
92b96797 FB |
2631 | // get group key |
2632 | pbyBSSID = pDevice->abyBroadcastAddr; | |
e269fc2d | 2633 | if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == false) { |
92b96797 FB |
2634 | pTransmitKey = NULL; |
2635 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"KEY is NULL. [%d]\n", pMgmt->eCurrMode); | |
2636 | } else { | |
2637 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get GTK.\n"); | |
2638 | } | |
2639 | } | |
2640 | ||
2641 | if (pDevice->bEnableHostWEP) { | |
ee93e197 | 2642 | if (uNodeIndex < MAX_NODE_NUM + 1) { |
92b96797 FB |
2643 | pTransmitKey = &STempKey; |
2644 | pTransmitKey->byCipherSuite = pMgmt->sNodeDBTable[uNodeIndex].byCipherSuite; | |
2645 | pTransmitKey->dwKeyIndex = pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex; | |
2646 | pTransmitKey->uKeyLength = pMgmt->sNodeDBTable[uNodeIndex].uWepKeyLength; | |
2647 | pTransmitKey->dwTSC47_16 = pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16; | |
2648 | pTransmitKey->wTSC15_0 = pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0; | |
2649 | memcpy(pTransmitKey->abyKey, | |
2650 | &pMgmt->sNodeDBTable[uNodeIndex].abyWepKey[0], | |
2651 | pTransmitKey->uKeyLength | |
2652 | ); | |
2653 | } | |
2654 | } | |
2655 | ||
2656 | if ( bNeedEncryption && (pTransmitKey == NULL) ) { | |
e269fc2d AM |
2657 | pContext->bBoolInUse = false; |
2658 | return false; | |
92b96797 FB |
2659 | } |
2660 | ||
b902fbfe | 2661 | byPktTyp = (u8)pDevice->byPacketType; |
92b96797 FB |
2662 | |
2663 | if (pDevice->bFixRate) { | |
2664 | if (pDevice->byBBType == BB_TYPE_11B) { | |
2665 | if (pDevice->uConnectionRate >= RATE_11M) { | |
2666 | pDevice->wCurrentRate = RATE_11M; | |
2667 | } else { | |
3eaca0d2 | 2668 | pDevice->wCurrentRate = (u16)pDevice->uConnectionRate; |
92b96797 FB |
2669 | } |
2670 | } else { | |
2671 | if ((pDevice->byBBType == BB_TYPE_11A) && | |
2672 | (pDevice->uConnectionRate <= RATE_6M)) { | |
2673 | pDevice->wCurrentRate = RATE_6M; | |
2674 | } else { | |
2675 | if (pDevice->uConnectionRate >= RATE_54M) | |
2676 | pDevice->wCurrentRate = RATE_54M; | |
2677 | else | |
3eaca0d2 | 2678 | pDevice->wCurrentRate = (u16)pDevice->uConnectionRate; |
92b96797 FB |
2679 | } |
2680 | } | |
2681 | } | |
2682 | else { | |
2683 | pDevice->wCurrentRate = pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate; | |
2684 | } | |
2685 | ||
92b96797 | 2686 | if (wKeepRate != pDevice->wCurrentRate) { |
0cbd8d98 | 2687 | bScheduleCommand((void *) pDevice, WLAN_CMD_SETPOWER, NULL); |
92b96797 FB |
2688 | } |
2689 | ||
2690 | if (pDevice->wCurrentRate <= RATE_11M) | |
2691 | byPktType = PK_TYPE_11B; | |
2692 | ||
abad19d0 AM |
2693 | BytesToWrite = uDataLen + ETH_FCS_LEN; |
2694 | ||
92b96797 FB |
2695 | // Convert the packet to an usb frame and copy into our buffer |
2696 | // and send the irp. | |
2697 | ||
d0a2b8fa MP |
2698 | pTX_Buffer = (struct vnt_tx_buffer *)&pContext->Data[0]; |
2699 | ||
92b96797 | 2700 | fConvertedPacket = s_bPacketToWirelessUsb(pDevice, byPktType, |
d0a2b8fa | 2701 | pTX_Buffer, bNeedEncryption, |
92b96797 FB |
2702 | uDataLen, TYPE_AC0DMA, &pDevice->sTxEthHeader, |
2703 | pbySkbData, pTransmitKey, uNodeIndex, | |
2704 | pDevice->wCurrentRate, | |
2705 | &uHeaderLen, &BytesToWrite | |
2706 | ); | |
2707 | ||
e269fc2d AM |
2708 | if (fConvertedPacket == false) { |
2709 | pContext->bBoolInUse = false; | |
2710 | return false; | |
92b96797 FB |
2711 | } |
2712 | ||
b902fbfe | 2713 | pTX_Buffer->byPKTNO = (u8) (((pDevice->wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F)); |
3eaca0d2 | 2714 | pTX_Buffer->wTxByteCount = (u16)BytesToWrite; |
92b96797 FB |
2715 | |
2716 | pContext->pPacket = NULL; | |
2717 | pContext->Type = CONTEXT_DATA_PACKET; | |
3eaca0d2 | 2718 | pContext->uBufLen = (u16)BytesToWrite + 4 ; //USB header |
92b96797 | 2719 | |
ceb8c5da | 2720 | s_vSaveTxPktInfo(pDevice, (u8) (pTX_Buffer->byPKTNO & 0x0F), &(pContext->sEthHeader.h_dest[0]), (u16) (BytesToWrite-uHeaderLen), pTX_Buffer->wFIFOCtl); |
92b96797 FB |
2721 | |
2722 | status = PIPEnsSendBulkOut(pDevice,pContext); | |
2723 | ||
4e9b5e2b | 2724 | return true; |
92b96797 FB |
2725 | } |
2726 |