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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, | |
103 | void *pvRTS, void *pvCTS, u32 cbFrameSize, int bNeedACK, u32 uDMAIdx, | |
ceb8c5da | 104 | struct ethhdr *psEthHeader); |
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, | |
128 | u8 byPktType, void *pvCTS, u32 cbFrameLength, int bNeedAck, | |
09bd0f35 | 129 | u16 wCurrentRate, u8 byFBOption); |
d56131de MP |
130 | |
131 | static void s_vFillRTSHead(struct vnt_private *pDevice, u8 byPktType, | |
fedbfe7e | 132 | void *pvRTS, 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 | |
92b96797 FB |
193 | //Fill TXKEY |
194 | if (pTransmitKey == NULL) | |
195 | return; | |
196 | ||
197 | dwRevIVCounter = cpu_to_le32(pDevice->dwIVCounter); | |
198 | *pdwIV = pDevice->dwIVCounter; | |
199 | pDevice->byKeyIndex = pTransmitKey->dwKeyIndex & 0xf; | |
200 | ||
201 | if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { | |
202 | if (pTransmitKey->uKeyLength == WLAN_WEP232_KEYLEN ){ | |
b902fbfe | 203 | memcpy(pDevice->abyPRNG, (u8 *)&(dwRevIVCounter), 3); |
3e362598 | 204 | memcpy(pDevice->abyPRNG+3, pTransmitKey->abyKey, pTransmitKey->uKeyLength); |
92b96797 | 205 | } else { |
b902fbfe | 206 | memcpy(pbyBuf, (u8 *)&(dwRevIVCounter), 3); |
3e362598 | 207 | memcpy(pbyBuf+3, pTransmitKey->abyKey, pTransmitKey->uKeyLength); |
92b96797 | 208 | if(pTransmitKey->uKeyLength == WLAN_WEP40_KEYLEN) { |
b902fbfe | 209 | memcpy(pbyBuf+8, (u8 *)&(dwRevIVCounter), 3); |
3e362598 | 210 | memcpy(pbyBuf+11, pTransmitKey->abyKey, pTransmitKey->uKeyLength); |
92b96797 | 211 | } |
3e362598 | 212 | memcpy(pDevice->abyPRNG, pbyBuf, 16); |
92b96797 FB |
213 | } |
214 | // Append IV after Mac Header | |
215 | *pdwIV &= WEP_IV_MASK;//00000000 11111111 11111111 11111111 | |
d5bbef7c | 216 | *pdwIV |= (u32)pDevice->byKeyIndex << 30; |
92b96797 FB |
217 | *pdwIV = cpu_to_le32(*pdwIV); |
218 | pDevice->dwIVCounter++; | |
219 | if (pDevice->dwIVCounter > WEP_IV_MASK) { | |
220 | pDevice->dwIVCounter = 0; | |
221 | } | |
222 | } else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { | |
223 | pTransmitKey->wTSC15_0++; | |
224 | if (pTransmitKey->wTSC15_0 == 0) { | |
225 | pTransmitKey->dwTSC47_16++; | |
226 | } | |
227 | TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr, | |
228 | pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG); | |
3e362598 | 229 | memcpy(pbyBuf, pDevice->abyPRNG, 16); |
92b96797 | 230 | // Make IV |
3e362598 | 231 | memcpy(pdwIV, pDevice->abyPRNG, 3); |
92b96797 | 232 | |
b902fbfe | 233 | *(pbyIVHead+3) = (u8)(((pDevice->byKeyIndex << 6) & 0xc0) | 0x20); // 0x20 is ExtIV |
92b96797 FB |
234 | // Append IV&ExtIV after Mac Header |
235 | *pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16); | |
b4dc03af MP |
236 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"vFillTxKey()---- pdwExtIV: %x\n", |
237 | *pdwExtIV); | |
92b96797 FB |
238 | |
239 | } else if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) { | |
240 | pTransmitKey->wTSC15_0++; | |
241 | if (pTransmitKey->wTSC15_0 == 0) { | |
242 | pTransmitKey->dwTSC47_16++; | |
243 | } | |
3e362598 | 244 | memcpy(pbyBuf, pTransmitKey->abyKey, 16); |
92b96797 FB |
245 | |
246 | // Make IV | |
247 | *pdwIV = 0; | |
b902fbfe | 248 | *(pbyIVHead+3) = (u8)(((pDevice->byKeyIndex << 6) & 0xc0) | 0x20); // 0x20 is ExtIV |
3eaca0d2 | 249 | *pdwIV |= cpu_to_le16((u16)(pTransmitKey->wTSC15_0)); |
92b96797 FB |
250 | //Append IV&ExtIV after Mac Header |
251 | *pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16); | |
252 | ||
ec37d8b6 MP |
253 | if (!mic_hdr) |
254 | return; | |
255 | ||
256 | /* MICHDR0 */ | |
257 | mic_hdr->id = 0x59; | |
258 | mic_hdr->payload_len = cpu_to_be16(wPayloadLen); | |
259 | memcpy(mic_hdr->mic_addr2, pMACHeader->addr2, ETH_ALEN); | |
260 | ||
261 | mic_hdr->tsc_47_16 = cpu_to_be32(pTransmitKey->dwTSC47_16); | |
262 | mic_hdr->tsc_15_0 = cpu_to_be16(pTransmitKey->wTSC15_0); | |
263 | ||
264 | /* MICHDR1 */ | |
265 | if (pDevice->bLongHeader) | |
266 | mic_hdr->hlen = cpu_to_be16(28); | |
267 | else | |
268 | mic_hdr->hlen = cpu_to_be16(22); | |
269 | ||
270 | memcpy(mic_hdr->addr1, pMACHeader->addr1, ETH_ALEN); | |
271 | memcpy(mic_hdr->addr2, pMACHeader->addr2, ETH_ALEN); | |
272 | ||
273 | /* MICHDR2 */ | |
274 | memcpy(mic_hdr->addr3, pMACHeader->addr3, ETH_ALEN); | |
275 | mic_hdr->frame_control = cpu_to_le16(pMACHeader->frame_control | |
276 | & 0xc78f); | |
277 | mic_hdr->seq_ctrl = cpu_to_le16(pMACHeader->seq_ctrl & 0xf); | |
278 | ||
279 | if (pDevice->bLongHeader) | |
280 | memcpy(mic_hdr->addr4, pMACHeader->addr4, ETH_ALEN); | |
92b96797 FB |
281 | } |
282 | } | |
283 | ||
d56131de MP |
284 | static void s_vSWencryption(struct vnt_private *pDevice, |
285 | PSKeyItem pTransmitKey, u8 *pbyPayloadHead, u16 wPayloadSize) | |
92b96797 | 286 | { |
d56131de MP |
287 | u32 cbICVlen = 4; |
288 | u32 dwICV = 0xffffffff; | |
289 | u32 *pdwICV; | |
92b96797 FB |
290 | |
291 | if (pTransmitKey == NULL) | |
292 | return; | |
293 | ||
294 | if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { | |
295 | //======================================================================= | |
296 | // Append ICV after payload | |
297 | dwICV = CRCdwGetCrc32Ex(pbyPayloadHead, wPayloadSize, dwICV);//ICV(Payload) | |
52a7e64b | 298 | pdwICV = (u32 *)(pbyPayloadHead + wPayloadSize); |
92b96797 FB |
299 | // finally, we must invert dwCRC to get the correct answer |
300 | *pdwICV = cpu_to_le32(~dwICV); | |
301 | // RC4 encryption | |
302 | rc4_init(&pDevice->SBox, pDevice->abyPRNG, pTransmitKey->uKeyLength + 3); | |
303 | rc4_encrypt(&pDevice->SBox, pbyPayloadHead, pbyPayloadHead, wPayloadSize+cbICVlen); | |
304 | //======================================================================= | |
305 | } else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { | |
306 | //======================================================================= | |
307 | //Append ICV after payload | |
308 | dwICV = CRCdwGetCrc32Ex(pbyPayloadHead, wPayloadSize, dwICV);//ICV(Payload) | |
52a7e64b | 309 | pdwICV = (u32 *)(pbyPayloadHead + wPayloadSize); |
92b96797 FB |
310 | // finally, we must invert dwCRC to get the correct answer |
311 | *pdwICV = cpu_to_le32(~dwICV); | |
312 | // RC4 encryption | |
313 | rc4_init(&pDevice->SBox, pDevice->abyPRNG, TKIP_KEY_LEN); | |
314 | rc4_encrypt(&pDevice->SBox, pbyPayloadHead, pbyPayloadHead, wPayloadSize+cbICVlen); | |
315 | //======================================================================= | |
316 | } | |
317 | } | |
318 | ||
f115e76a MP |
319 | static u16 vnt_time_stamp_off(struct vnt_private *priv, u16 rate) |
320 | { | |
321 | return cpu_to_le16(wTimeStampOff[priv->byPreambleType % 2] | |
322 | [rate % MAX_RATE]); | |
323 | } | |
324 | ||
92b96797 FB |
325 | /*byPktType : PK_TYPE_11A 0 |
326 | PK_TYPE_11B 1 | |
327 | PK_TYPE_11GB 2 | |
328 | PK_TYPE_11GA 3 | |
329 | */ | |
d56131de MP |
330 | static u32 s_uGetTxRsvTime(struct vnt_private *pDevice, u8 byPktType, |
331 | u32 cbFrameLength, u16 wRate, int bNeedAck) | |
92b96797 | 332 | { |
d56131de | 333 | u32 uDataTime, uAckTime; |
92b96797 FB |
334 | |
335 | uDataTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, cbFrameLength, wRate); | |
336 | if (byPktType == PK_TYPE_11B) {//llb,CCK mode | |
3eaca0d2 | 337 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, (u16)pDevice->byTopCCKBasicRate); |
92b96797 | 338 | } else {//11g 2.4G OFDM mode & 11a 5G OFDM mode |
3eaca0d2 | 339 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, (u16)pDevice->byTopOFDMBasicRate); |
92b96797 FB |
340 | } |
341 | ||
342 | if (bNeedAck) { | |
343 | return (uDataTime + pDevice->uSIFS + uAckTime); | |
344 | } | |
345 | else { | |
346 | return uDataTime; | |
347 | } | |
348 | } | |
349 | ||
9c3806d5 MP |
350 | static u16 vnt_rxtx_rsvtime_le16(struct vnt_private *priv, u8 pkt_type, |
351 | u32 frame_length, u16 rate, int need_ack) | |
352 | { | |
353 | return cpu_to_le16((u16)s_uGetTxRsvTime(priv, pkt_type, | |
354 | frame_length, rate, need_ack)); | |
355 | } | |
356 | ||
92b96797 | 357 | //byFreqType: 0=>5GHZ 1=>2.4GHZ |
cfabe4b4 | 358 | static u16 s_uGetRTSCTSRsvTime(struct vnt_private *pDevice, |
d56131de | 359 | u8 byRTSRsvType, u8 byPktType, u32 cbFrameLength, u16 wCurrentRate) |
92b96797 | 360 | { |
d56131de | 361 | u32 uRrvTime, uRTSTime, uCTSTime, uAckTime, uDataTime; |
92b96797 FB |
362 | |
363 | uRrvTime = uRTSTime = uCTSTime = uAckTime = uDataTime = 0; | |
364 | ||
92b96797 FB |
365 | uDataTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, cbFrameLength, wCurrentRate); |
366 | if (byRTSRsvType == 0) { //RTSTxRrvTime_bb | |
367 | uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopCCKBasicRate); | |
368 | uCTSTime = uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); | |
369 | } | |
370 | else if (byRTSRsvType == 1){ //RTSTxRrvTime_ba, only in 2.4GHZ | |
371 | uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopCCKBasicRate); | |
372 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); | |
373 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); | |
374 | } | |
375 | else if (byRTSRsvType == 2) { //RTSTxRrvTime_aa | |
376 | uRTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 20, pDevice->byTopOFDMBasicRate); | |
377 | uCTSTime = uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); | |
378 | } | |
379 | else if (byRTSRsvType == 3) { //CTSTxRrvTime_ba, only in 2.4GHZ | |
380 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); | |
381 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); | |
382 | uRrvTime = uCTSTime + uAckTime + uDataTime + 2*pDevice->uSIFS; | |
383 | return uRrvTime; | |
384 | } | |
385 | ||
386 | //RTSRrvTime | |
387 | uRrvTime = uRTSTime + uCTSTime + uAckTime + uDataTime + 3*pDevice->uSIFS; | |
cfabe4b4 | 388 | return cpu_to_le16((u16)uRrvTime); |
92b96797 FB |
389 | } |
390 | ||
391 | //byFreqType 0: 5GHz, 1:2.4Ghz | |
6b5ad9d2 MP |
392 | static u16 s_uGetDataDuration(struct vnt_private *pDevice, |
393 | u8 byPktType, int bNeedAck) | |
92b96797 | 394 | { |
0005cb00 | 395 | u32 uAckTime = 0; |
92b96797 | 396 | |
b02ccd59 | 397 | if (bNeedAck) { |
6b5ad9d2 | 398 | if (byPktType == PK_TYPE_11B) |
b02ccd59 MP |
399 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, |
400 | byPktType, 14, pDevice->byTopCCKBasicRate); | |
401 | else | |
402 | uAckTime = BBuGetFrameTime(pDevice->byPreambleType, | |
403 | byPktType, 14, pDevice->byTopOFDMBasicRate); | |
d5005955 | 404 | return cpu_to_le16((u16)(pDevice->uSIFS + uAckTime)); |
b02ccd59 | 405 | } |
92b96797 | 406 | |
92b96797 FB |
407 | return 0; |
408 | } | |
409 | ||
92b96797 | 410 | //byFreqType: 0=>5GHZ 1=>2.4GHZ |
e34f9dbe | 411 | static u16 s_uGetRTSCTSDuration(struct vnt_private *pDevice, u8 byDurType, |
d56131de MP |
412 | u32 cbFrameLength, u8 byPktType, u16 wRate, int bNeedAck, |
413 | u8 byFBOption) | |
92b96797 | 414 | { |
d56131de | 415 | u32 uCTSTime = 0, uDurTime = 0; |
92b96797 | 416 | |
92b96797 FB |
417 | switch (byDurType) { |
418 | ||
419 | case RTSDUR_BB: //RTSDuration_bb | |
420 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); | |
421 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); | |
422 | break; | |
423 | ||
424 | case RTSDUR_BA: //RTSDuration_ba | |
425 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); | |
426 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); | |
427 | break; | |
428 | ||
429 | case RTSDUR_AA: //RTSDuration_aa | |
430 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); | |
431 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); | |
432 | break; | |
433 | ||
434 | case CTSDUR_BA: //CTSDuration_ba | |
435 | uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); | |
436 | break; | |
437 | ||
438 | case RTSDUR_BA_F0: //RTSDuration_ba_f0 | |
439 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); | |
440 | if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { | |
441 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); | |
442 | } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { | |
443 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); | |
444 | } | |
445 | break; | |
446 | ||
447 | case RTSDUR_AA_F0: //RTSDuration_aa_f0 | |
448 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); | |
449 | if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { | |
450 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); | |
451 | } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { | |
452 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); | |
453 | } | |
454 | break; | |
455 | ||
456 | case RTSDUR_BA_F1: //RTSDuration_ba_f1 | |
457 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); | |
458 | if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { | |
459 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); | |
460 | } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { | |
461 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); | |
462 | } | |
463 | break; | |
464 | ||
465 | case RTSDUR_AA_F1: //RTSDuration_aa_f1 | |
466 | uCTSTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); | |
467 | if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { | |
468 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); | |
469 | } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { | |
470 | uDurTime = uCTSTime + 2*pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); | |
471 | } | |
472 | break; | |
473 | ||
474 | case CTSDUR_BA_F0: //CTSDuration_ba_f0 | |
475 | if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { | |
476 | uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); | |
477 | } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { | |
478 | uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); | |
479 | } | |
480 | break; | |
481 | ||
482 | case CTSDUR_BA_F1: //CTSDuration_ba_f1 | |
483 | if ((byFBOption == AUTO_FB_0) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { | |
484 | uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); | |
485 | } else if ((byFBOption == AUTO_FB_1) && (wRate >= RATE_18M) && (wRate <=RATE_54M)) { | |
486 | uDurTime = pDevice->uSIFS + s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); | |
487 | } | |
488 | break; | |
489 | ||
490 | default: | |
491 | break; | |
492 | } | |
493 | ||
e34f9dbe | 494 | return cpu_to_le16((u16)uDurTime); |
92b96797 FB |
495 | } |
496 | ||
d56131de MP |
497 | static u32 s_uFillDataHead(struct vnt_private *pDevice, |
498 | u8 byPktType, u16 wCurrentRate, void *pTxDataHead, u32 cbFrameLength, | |
ab01fedc | 499 | u32 uDMAIdx, int bNeedAck, u8 byFBOption) |
92b96797 FB |
500 | { |
501 | ||
502 | if (pTxDataHead == NULL) { | |
503 | return 0; | |
504 | } | |
505 | ||
506 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { | |
92b96797 | 507 | if (byFBOption == AUTO_FB_NONE) { |
7e60a3de MP |
508 | struct vnt_tx_datahead_g *pBuf = |
509 | (struct vnt_tx_datahead_g *)pTxDataHead; | |
92b96797 | 510 | //Get SignalField,ServiceField,Length |
aed387c7 MP |
511 | BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, |
512 | byPktType, &pBuf->a); | |
513 | BBvCalculateParameter(pDevice, cbFrameLength, | |
514 | pDevice->byTopCCKBasicRate, PK_TYPE_11B, &pBuf->b); | |
92b96797 | 515 | //Get Duration and TimeStamp |
6b5ad9d2 | 516 | pBuf->wDuration_a = s_uGetDataDuration(pDevice, |
3ed210ef | 517 | byPktType, bNeedAck); |
6b5ad9d2 | 518 | pBuf->wDuration_b = s_uGetDataDuration(pDevice, |
3ed210ef | 519 | PK_TYPE_11B, bNeedAck); |
92b96797 | 520 | |
f115e76a MP |
521 | pBuf->wTimeStampOff_a = vnt_time_stamp_off(pDevice, |
522 | wCurrentRate); | |
523 | pBuf->wTimeStampOff_b = vnt_time_stamp_off(pDevice, | |
524 | pDevice->byTopCCKBasicRate); | |
92b96797 FB |
525 | return (pBuf->wDuration_a); |
526 | } else { | |
527 | // Auto Fallback | |
7c05c545 MP |
528 | struct vnt_tx_datahead_g_fb *pBuf = |
529 | (struct vnt_tx_datahead_g_fb *)pTxDataHead; | |
92b96797 | 530 | //Get SignalField,ServiceField,Length |
aed387c7 MP |
531 | BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, |
532 | byPktType, &pBuf->a); | |
533 | BBvCalculateParameter(pDevice, cbFrameLength, | |
534 | pDevice->byTopCCKBasicRate, PK_TYPE_11B, &pBuf->b); | |
92b96797 | 535 | //Get Duration and TimeStamp |
6b5ad9d2 | 536 | pBuf->wDuration_a = s_uGetDataDuration(pDevice, |
3ed210ef | 537 | byPktType, bNeedAck); |
6b5ad9d2 | 538 | pBuf->wDuration_b = s_uGetDataDuration(pDevice, |
3ed210ef | 539 | PK_TYPE_11B, bNeedAck); |
d5005955 | 540 | pBuf->wDuration_a_f0 = s_uGetDataDuration(pDevice, |
6b5ad9d2 | 541 | byPktType, bNeedAck); |
d5005955 | 542 | pBuf->wDuration_a_f1 = s_uGetDataDuration(pDevice, |
6b5ad9d2 | 543 | byPktType, bNeedAck); |
f115e76a MP |
544 | pBuf->wTimeStampOff_a = vnt_time_stamp_off(pDevice, |
545 | wCurrentRate); | |
546 | pBuf->wTimeStampOff_b = vnt_time_stamp_off(pDevice, | |
547 | pDevice->byTopCCKBasicRate); | |
92b96797 FB |
548 | return (pBuf->wDuration_a); |
549 | } //if (byFBOption == AUTO_FB_NONE) | |
92b96797 FB |
550 | } |
551 | else if (byPktType == PK_TYPE_11A) { | |
c921cc8c | 552 | if (byFBOption != AUTO_FB_NONE) { |
1da4ee20 MP |
553 | struct vnt_tx_datahead_a_fb *pBuf = |
554 | (struct vnt_tx_datahead_a_fb *)pTxDataHead; | |
92b96797 | 555 | //Get SignalField,ServiceField,Length |
aed387c7 MP |
556 | BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, |
557 | byPktType, &pBuf->a); | |
92b96797 | 558 | //Get Duration and TimeStampOff |
6b5ad9d2 | 559 | pBuf->wDuration = s_uGetDataDuration(pDevice, |
3ed210ef | 560 | byPktType, bNeedAck); |
d5005955 | 561 | pBuf->wDuration_f0 = s_uGetDataDuration(pDevice, |
6b5ad9d2 | 562 | byPktType, bNeedAck); |
d5005955 | 563 | pBuf->wDuration_f1 = s_uGetDataDuration(pDevice, |
6b5ad9d2 | 564 | byPktType, bNeedAck); |
f115e76a MP |
565 | pBuf->wTimeStampOff = vnt_time_stamp_off(pDevice, |
566 | wCurrentRate); | |
92b96797 FB |
567 | return (pBuf->wDuration); |
568 | } else { | |
558becf1 MP |
569 | struct vnt_tx_datahead_ab *pBuf = |
570 | (struct vnt_tx_datahead_ab *)pTxDataHead; | |
92b96797 | 571 | //Get SignalField,ServiceField,Length |
aed387c7 MP |
572 | BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, |
573 | byPktType, &pBuf->ab); | |
92b96797 | 574 | //Get Duration and TimeStampOff |
6b5ad9d2 | 575 | pBuf->wDuration = s_uGetDataDuration(pDevice, |
3ed210ef | 576 | byPktType, bNeedAck); |
f115e76a MP |
577 | pBuf->wTimeStampOff = vnt_time_stamp_off(pDevice, |
578 | wCurrentRate); | |
92b96797 FB |
579 | return (pBuf->wDuration); |
580 | } | |
581 | } | |
582 | else if (byPktType == PK_TYPE_11B) { | |
558becf1 MP |
583 | struct vnt_tx_datahead_ab *pBuf = |
584 | (struct vnt_tx_datahead_ab *)pTxDataHead; | |
92b96797 | 585 | //Get SignalField,ServiceField,Length |
aed387c7 MP |
586 | BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, |
587 | byPktType, &pBuf->ab); | |
92b96797 | 588 | //Get Duration and TimeStampOff |
6b5ad9d2 | 589 | pBuf->wDuration = s_uGetDataDuration(pDevice, |
3ed210ef | 590 | byPktType, bNeedAck); |
f115e76a MP |
591 | pBuf->wTimeStampOff = vnt_time_stamp_off(pDevice, |
592 | wCurrentRate); | |
92b96797 FB |
593 | return (pBuf->wDuration); |
594 | } | |
595 | return 0; | |
596 | } | |
597 | ||
5e67ee49 MP |
598 | static int vnt_fill_ieee80211_rts(struct vnt_private *priv, |
599 | struct ieee80211_rts *rts, struct ethhdr *eth_hdr, | |
600 | u16 duration) | |
601 | { | |
602 | rts->duration = duration; | |
603 | rts->frame_control = TYPE_CTL_RTS; | |
604 | ||
605 | if (priv->eOPMode == OP_MODE_ADHOC || priv->eOPMode == OP_MODE_AP) | |
606 | memcpy(rts->ra, eth_hdr->h_dest, ETH_ALEN); | |
607 | else | |
608 | memcpy(rts->ra, priv->abyBSSID, ETH_ALEN); | |
609 | ||
610 | if (priv->eOPMode == OP_MODE_AP) | |
611 | memcpy(rts->ta, priv->abyBSSID, ETH_ALEN); | |
612 | else | |
613 | memcpy(rts->ta, eth_hdr->h_source, ETH_ALEN); | |
614 | ||
615 | return 0; | |
616 | } | |
617 | ||
618 | static int vnt_rxtx_rts_g_head(struct vnt_private *priv, | |
619 | struct vnt_rts_g *buf, struct ethhdr *eth_hdr, | |
620 | u8 pkt_type, u32 frame_len, int need_ack, | |
621 | u16 current_rate, u8 fb_option) | |
622 | { | |
623 | u16 rts_frame_len = 20; | |
624 | ||
625 | BBvCalculateParameter(priv, rts_frame_len, priv->byTopCCKBasicRate, | |
626 | PK_TYPE_11B, &buf->b); | |
627 | BBvCalculateParameter(priv, rts_frame_len, | |
628 | priv->byTopOFDMBasicRate, pkt_type, &buf->a); | |
629 | ||
630 | buf->wDuration_bb = s_uGetRTSCTSDuration(priv, RTSDUR_BB, frame_len, | |
631 | PK_TYPE_11B, priv->byTopCCKBasicRate, need_ack, fb_option); | |
632 | buf->wDuration_aa = s_uGetRTSCTSDuration(priv, RTSDUR_AA, frame_len, | |
633 | pkt_type, current_rate, need_ack, fb_option); | |
634 | buf->wDuration_ba = s_uGetRTSCTSDuration(priv, RTSDUR_BA, frame_len, | |
635 | pkt_type, current_rate, need_ack, fb_option); | |
636 | ||
637 | vnt_fill_ieee80211_rts(priv, &buf->data, eth_hdr, buf->wDuration_aa); | |
638 | ||
639 | return 0; | |
640 | } | |
641 | ||
ec91713a MP |
642 | static int vnt_rxtx_rts_g_fb_head(struct vnt_private *priv, |
643 | struct vnt_rts_g_fb *buf, struct ethhdr *eth_hdr, | |
644 | u8 pkt_type, u32 frame_len, int need_ack, | |
645 | u16 current_rate, u8 fb_option) | |
646 | { | |
647 | u16 rts_frame_len = 20; | |
648 | ||
649 | BBvCalculateParameter(priv, rts_frame_len, priv->byTopCCKBasicRate, | |
650 | PK_TYPE_11B, &buf->b); | |
651 | BBvCalculateParameter(priv, rts_frame_len, | |
652 | priv->byTopOFDMBasicRate, pkt_type, &buf->a); | |
653 | ||
654 | ||
655 | buf->wDuration_bb = s_uGetRTSCTSDuration(priv, RTSDUR_BB, frame_len, | |
656 | PK_TYPE_11B, priv->byTopCCKBasicRate, need_ack, fb_option); | |
657 | buf->wDuration_aa = s_uGetRTSCTSDuration(priv, RTSDUR_AA, frame_len, | |
658 | pkt_type, current_rate, need_ack, fb_option); | |
659 | buf->wDuration_ba = s_uGetRTSCTSDuration(priv, RTSDUR_BA, frame_len, | |
660 | pkt_type, current_rate, need_ack, fb_option); | |
661 | ||
662 | ||
663 | buf->wRTSDuration_ba_f0 = s_uGetRTSCTSDuration(priv, RTSDUR_BA_F0, | |
664 | frame_len, pkt_type, current_rate, need_ack, fb_option); | |
665 | buf->wRTSDuration_aa_f0 = s_uGetRTSCTSDuration(priv, RTSDUR_AA_F0, | |
666 | frame_len, pkt_type, current_rate, need_ack, fb_option); | |
667 | buf->wRTSDuration_ba_f1 = s_uGetRTSCTSDuration(priv, RTSDUR_BA_F1, | |
668 | frame_len, pkt_type, current_rate, need_ack, fb_option); | |
669 | buf->wRTSDuration_aa_f1 = s_uGetRTSCTSDuration(priv, RTSDUR_AA_F1, | |
670 | frame_len, pkt_type, current_rate, need_ack, fb_option); | |
671 | ||
672 | vnt_fill_ieee80211_rts(priv, &buf->data, eth_hdr, buf->wDuration_aa); | |
673 | ||
674 | return 0; | |
675 | } | |
676 | ||
1712633d MP |
677 | static int vnt_rxtx_rts_ab_head(struct vnt_private *priv, |
678 | struct vnt_rts_ab *buf, struct ethhdr *eth_hdr, | |
679 | u8 pkt_type, u32 frame_len, int need_ack, | |
680 | u16 current_rate, u8 fb_option) | |
681 | { | |
682 | u16 rts_frame_len = 20; | |
683 | ||
684 | BBvCalculateParameter(priv, rts_frame_len, | |
685 | priv->byTopOFDMBasicRate, pkt_type, &buf->ab); | |
686 | ||
687 | buf->wDuration = s_uGetRTSCTSDuration(priv, RTSDUR_AA, frame_len, | |
688 | pkt_type, current_rate, need_ack, fb_option); | |
689 | ||
690 | vnt_fill_ieee80211_rts(priv, &buf->data, eth_hdr, buf->wDuration); | |
691 | ||
692 | return 0; | |
693 | } | |
694 | ||
d56131de | 695 | static void s_vFillRTSHead(struct vnt_private *pDevice, u8 byPktType, |
fedbfe7e | 696 | void *pvRTS, u32 cbFrameLength, int bNeedAck, |
ceb8c5da | 697 | struct ethhdr *psEthHeader, u16 wCurrentRate, u8 byFBOption) |
92b96797 | 698 | { |
d56131de | 699 | u32 uRTSFrameLen = 20; |
92b96797 | 700 | |
92b96797 FB |
701 | if (pvRTS == NULL) |
702 | return; | |
703 | ||
93184690 | 704 | // Note: So far RTSHead doesn't appear in ATIM & Beacom DMA, so we don't need to take them into account. |
92b96797 FB |
705 | // Otherwise, we need to modified codes for them. |
706 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { | |
707 | if (byFBOption == AUTO_FB_NONE) { | |
c521cb58 | 708 | struct vnt_rts_g *pBuf = (struct vnt_rts_g *)pvRTS; |
0773893a | 709 | |
5e67ee49 MP |
710 | vnt_rxtx_rts_g_head(pDevice, pBuf, |
711 | psEthHeader, byPktType, cbFrameLength, | |
712 | bNeedAck, wCurrentRate, byFBOption); | |
92b96797 FB |
713 | } |
714 | else { | |
c521cb58 | 715 | struct vnt_rts_g_fb *pBuf = (struct vnt_rts_g_fb *)pvRTS; |
0773893a | 716 | |
ec91713a MP |
717 | vnt_rxtx_rts_g_fb_head(pDevice, pBuf, |
718 | psEthHeader, byPktType, cbFrameLength, | |
719 | bNeedAck, wCurrentRate, byFBOption); | |
92b96797 FB |
720 | } // if (byFBOption == AUTO_FB_NONE) |
721 | } | |
722 | else if (byPktType == PK_TYPE_11A) { | |
723 | if (byFBOption == AUTO_FB_NONE) { | |
c521cb58 | 724 | struct vnt_rts_ab *pBuf = (struct vnt_rts_ab *)pvRTS; |
0773893a | 725 | |
1712633d MP |
726 | vnt_rxtx_rts_ab_head(pDevice, pBuf, |
727 | psEthHeader, byPktType, cbFrameLength, | |
728 | bNeedAck, wCurrentRate, byFBOption); | |
92b96797 FB |
729 | } |
730 | else { | |
c521cb58 | 731 | struct vnt_rts_a_fb *pBuf = (struct vnt_rts_a_fb *)pvRTS; |
92b96797 | 732 | //Get SignalField,ServiceField,Length |
aed387c7 MP |
733 | BBvCalculateParameter(pDevice, uRTSFrameLen, |
734 | pDevice->byTopOFDMBasicRate, byPktType, &pBuf->a); | |
92b96797 | 735 | //Get Duration |
e34f9dbe MP |
736 | pBuf->wDuration = s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, |
737 | cbFrameLength, byPktType, wCurrentRate, | |
738 | bNeedAck, byFBOption); | |
739 | pBuf->wRTSDuration_f0 = s_uGetRTSCTSDuration(pDevice, | |
740 | RTSDUR_AA_F0, cbFrameLength, byPktType, | |
741 | wCurrentRate, bNeedAck, byFBOption); | |
742 | pBuf->wRTSDuration_f1 = s_uGetRTSCTSDuration(pDevice, | |
743 | RTSDUR_AA_F1, cbFrameLength, byPktType, | |
744 | wCurrentRate, bNeedAck, byFBOption); | |
0773893a MP |
745 | pBuf->data.duration = pBuf->wDuration; |
746 | /* Get RTS Frame body */ | |
747 | pBuf->data.frame_control = TYPE_CTL_RTS; | |
748 | ||
749 | if (pDevice->eOPMode == OP_MODE_ADHOC || | |
750 | pDevice->eOPMode == OP_MODE_AP) | |
751 | memcpy(pBuf->data.ra, psEthHeader->h_dest, ETH_ALEN); | |
752 | else | |
753 | memcpy(pBuf->data.ra, pDevice->abyBSSID, ETH_ALEN); | |
754 | ||
755 | if (pDevice->eOPMode == OP_MODE_AP) | |
756 | memcpy(pBuf->data.ta, pDevice->abyBSSID, ETH_ALEN); | |
757 | else | |
758 | memcpy(pBuf->data.ta, psEthHeader->h_source, ETH_ALEN); | |
92b96797 FB |
759 | } |
760 | } | |
761 | else if (byPktType == PK_TYPE_11B) { | |
c521cb58 | 762 | struct vnt_rts_ab *pBuf = (struct vnt_rts_ab *)pvRTS; |
0773893a | 763 | |
1712633d MP |
764 | vnt_rxtx_rts_ab_head(pDevice, pBuf, |
765 | psEthHeader, byPktType, cbFrameLength, | |
766 | bNeedAck, wCurrentRate, byFBOption); | |
92b96797 FB |
767 | } |
768 | } | |
769 | ||
d56131de MP |
770 | static void s_vFillCTSHead(struct vnt_private *pDevice, u32 uDMAIdx, |
771 | u8 byPktType, void *pvCTS, u32 cbFrameLength, int bNeedAck, | |
09bd0f35 | 772 | u16 wCurrentRate, u8 byFBOption) |
92b96797 | 773 | { |
d56131de | 774 | u32 uCTSFrameLen = 14; |
92b96797 FB |
775 | |
776 | if (pvCTS == NULL) { | |
777 | return; | |
778 | } | |
779 | ||
92b96797 | 780 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { |
c921cc8c MP |
781 | if (byFBOption != AUTO_FB_NONE) { |
782 | /* Auto Fall back */ | |
f0c5ba28 | 783 | struct vnt_cts_fb *pBuf = (struct vnt_cts_fb *)pvCTS; |
aed387c7 MP |
784 | /* Get SignalField,ServiceField,Length */ |
785 | BBvCalculateParameter(pDevice, uCTSFrameLen, | |
786 | pDevice->byTopCCKBasicRate, PK_TYPE_11B, &pBuf->b); | |
e34f9dbe MP |
787 | pBuf->wDuration_ba = s_uGetRTSCTSDuration(pDevice, CTSDUR_BA, |
788 | cbFrameLength, byPktType, | |
789 | wCurrentRate, bNeedAck, byFBOption); | |
790 | /* Get CTSDuration_ba_f0 */ | |
791 | pBuf->wCTSDuration_ba_f0 = s_uGetRTSCTSDuration(pDevice, | |
792 | CTSDUR_BA_F0, cbFrameLength, byPktType, wCurrentRate, | |
793 | bNeedAck, byFBOption); | |
794 | /* Get CTSDuration_ba_f1 */ | |
795 | pBuf->wCTSDuration_ba_f1 = s_uGetRTSCTSDuration(pDevice, | |
796 | CTSDUR_BA_F1, cbFrameLength, byPktType, wCurrentRate, | |
797 | bNeedAck, byFBOption); | |
14840cdd MP |
798 | /* Get CTS Frame body */ |
799 | pBuf->data.duration = pBuf->wDuration_ba; | |
800 | pBuf->data.frame_control = TYPE_CTL_CTS; | |
801 | memcpy(pBuf->data.ra, pDevice->abyCurrentNetAddr, ETH_ALEN); | |
c921cc8c | 802 | } else { |
f0c5ba28 | 803 | struct vnt_cts *pBuf = (struct vnt_cts *)pvCTS; |
aed387c7 MP |
804 | /* Get SignalField,ServiceField,Length */ |
805 | BBvCalculateParameter(pDevice, uCTSFrameLen, | |
806 | pDevice->byTopCCKBasicRate, PK_TYPE_11B, &pBuf->b); | |
e34f9dbe MP |
807 | /* Get CTSDuration_ba */ |
808 | pBuf->wDuration_ba = s_uGetRTSCTSDuration(pDevice, | |
809 | CTSDUR_BA, cbFrameLength, byPktType, | |
810 | wCurrentRate, bNeedAck, byFBOption); | |
14840cdd MP |
811 | /*Get CTS Frame body*/ |
812 | pBuf->data.duration = pBuf->wDuration_ba; | |
813 | pBuf->data.frame_control = TYPE_CTL_CTS; | |
814 | memcpy(pBuf->data.ra, pDevice->abyCurrentNetAddr, ETH_ALEN); | |
92b96797 FB |
815 | } |
816 | } | |
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, | |
844 | void *pvRTS, void *pvCTS, u32 cbFrameSize, int bNeedACK, u32 uDMAIdx, | |
ceb8c5da | 845 | struct ethhdr *psEthHeader) |
92b96797 | 846 | { |
d56131de MP |
847 | u32 cbMACHdLen = WLAN_HDR_ADDR3_LEN; /* 24 */ |
848 | u16 wFifoCtl; | |
d56131de | 849 | u8 byFBOption = AUTO_FB_NONE; |
92b96797 FB |
850 | |
851 | //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_vGenerateTxParameter...\n"); | |
852 | PSTxBufHead pFifoHead = (PSTxBufHead)pTxBufHead; | |
853 | pFifoHead->wReserved = wCurrentRate; | |
854 | wFifoCtl = pFifoHead->wFIFOCtl; | |
855 | ||
92b96797 FB |
856 | if (wFifoCtl & FIFOCTL_AUTO_FB_0) { |
857 | byFBOption = AUTO_FB_0; | |
858 | } | |
859 | else if (wFifoCtl & FIFOCTL_AUTO_FB_1) { | |
860 | byFBOption = AUTO_FB_1; | |
861 | } | |
862 | ||
2dc22d5a MP |
863 | if (!pvRrvTime) |
864 | return; | |
865 | ||
92b96797 FB |
866 | if (pDevice->bLongHeader) |
867 | cbMACHdLen = WLAN_HDR_ADDR3_LEN + 6; | |
868 | ||
869 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { | |
870 | ||
871 | if (pvRTS != NULL) { //RTS_need | |
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); | |
92b96797 | 886 | //Fill RTS |
fedbfe7e MP |
887 | s_vFillRTSHead(pDevice, byPktType, pvRTS, cbFrameSize, bNeedACK, |
888 | 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); | |
92b96797 | 901 | //Fill CTS |
09bd0f35 MP |
902 | s_vFillCTSHead(pDevice, uDMAIdx, byPktType, pvCTS, cbFrameSize, |
903 | bNeedACK, wCurrentRate, byFBOption); | |
92b96797 FB |
904 | } |
905 | } | |
906 | else if (byPktType == PK_TYPE_11A) { | |
907 | ||
908 | if (pvRTS != NULL) {//RTS_need, non PCF mode | |
909 | //Fill RsvTime | |
976467d3 MP |
910 | struct vnt_rrv_time_ab *pBuf = |
911 | (struct vnt_rrv_time_ab *)pvRrvTime; | |
cfabe4b4 MP |
912 | pBuf->wRTSTxRrvTime = s_uGetRTSCTSRsvTime(pDevice, 2, |
913 | byPktType, cbFrameSize, wCurrentRate); | |
9c3806d5 MP |
914 | pBuf->wTxRrvTime = vnt_rxtx_rsvtime_le16(pDevice, byPktType, |
915 | cbFrameSize, wCurrentRate, bNeedACK); | |
92b96797 | 916 | //Fill RTS |
fedbfe7e MP |
917 | s_vFillRTSHead(pDevice, byPktType, pvRTS, cbFrameSize, bNeedACK, |
918 | psEthHeader, wCurrentRate, byFBOption); | |
92b96797 FB |
919 | } |
920 | else if (pvRTS == NULL) {//RTS_needless, non PCF mode | |
921 | //Fill RsvTime | |
976467d3 MP |
922 | struct vnt_rrv_time_ab *pBuf = |
923 | (struct vnt_rrv_time_ab *)pvRrvTime; | |
9c3806d5 MP |
924 | pBuf->wTxRrvTime = vnt_rxtx_rsvtime_le16(pDevice, PK_TYPE_11A, |
925 | cbFrameSize, wCurrentRate, bNeedACK); | |
92b96797 FB |
926 | } |
927 | } | |
928 | else if (byPktType == PK_TYPE_11B) { | |
929 | ||
930 | if ((pvRTS != NULL)) {//RTS_need, non PCF mode | |
931 | //Fill RsvTime | |
976467d3 MP |
932 | struct vnt_rrv_time_ab *pBuf = |
933 | (struct vnt_rrv_time_ab *)pvRrvTime; | |
cfabe4b4 MP |
934 | pBuf->wRTSTxRrvTime = s_uGetRTSCTSRsvTime(pDevice, 0, |
935 | byPktType, cbFrameSize, wCurrentRate); | |
9c3806d5 MP |
936 | pBuf->wTxRrvTime = vnt_rxtx_rsvtime_le16(pDevice, PK_TYPE_11B, |
937 | cbFrameSize, wCurrentRate, bNeedACK); | |
92b96797 | 938 | //Fill RTS |
fedbfe7e MP |
939 | s_vFillRTSHead(pDevice, byPktType, pvRTS, cbFrameSize, bNeedACK, |
940 | psEthHeader, wCurrentRate, byFBOption); | |
92b96797 FB |
941 | } |
942 | else { //RTS_needless, non PCF mode | |
943 | //Fill RsvTime | |
976467d3 MP |
944 | struct vnt_rrv_time_ab *pBuf = |
945 | (struct vnt_rrv_time_ab *)pvRrvTime; | |
9c3806d5 MP |
946 | pBuf->wTxRrvTime = vnt_rxtx_rsvtime_le16(pDevice, PK_TYPE_11B, |
947 | cbFrameSize, wCurrentRate, bNeedACK); | |
92b96797 FB |
948 | } |
949 | } | |
950 | //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_vGenerateTxParameter END.\n"); | |
951 | } | |
952 | /* | |
b902fbfe | 953 | u8 * pbyBuffer,//point to pTxBufHead |
3eaca0d2 | 954 | u16 wFragType,//00:Non-Frag, 01:Start, 02:Mid, 03:Last |
cc856e61 | 955 | unsigned int cbFragmentSize,//Hdr+payoad+FCS |
92b96797 FB |
956 | */ |
957 | ||
d56131de | 958 | static int s_bPacketToWirelessUsb(struct vnt_private *pDevice, u8 byPktType, |
d0a2b8fa MP |
959 | struct vnt_tx_buffer *pTxBufHead, int bNeedEncryption, |
960 | u32 uSkbPacketLen, u32 uDMAIdx, struct ethhdr *psEthHeader, | |
961 | u8 *pPacket, PSKeyItem pTransmitKey, u32 uNodeIndex, u16 wCurrentRate, | |
962 | u32 *pcbHeaderLen, u32 *pcbTotalLen) | |
92b96797 | 963 | { |
d56131de MP |
964 | struct vnt_manager *pMgmt = &pDevice->vnt_mgmt; |
965 | u32 cbFrameSize, cbFrameBodySize; | |
d56131de MP |
966 | u32 cb802_1_H_len; |
967 | u32 cbIVlen = 0, cbICVlen = 0, cbMIClen = 0, cbMACHdLen = 0; | |
968 | u32 cbFCSlen = 4, cbMICHDR = 0; | |
969 | int bNeedACK, bRTS; | |
970 | u8 *pbyType, *pbyMacHdr, *pbyIVHead, *pbyPayloadHead, *pbyTxBufferAddr; | |
971 | u8 abySNAP_RFC1042[ETH_ALEN] = {0xAA, 0xAA, 0x03, 0x00, 0x00, 0x00}; | |
972 | u8 abySNAP_Bridgetunnel[ETH_ALEN] | |
973 | = {0xAA, 0xAA, 0x03, 0x00, 0x00, 0xF8}; | |
974 | u32 uDuration; | |
975 | u32 cbHeaderLength = 0, uPadding = 0; | |
976 | void *pvRrvTime; | |
5a5d6a80 | 977 | struct vnt_mic_hdr *pMICHDR; |
d56131de MP |
978 | void *pvRTS; |
979 | void *pvCTS; | |
980 | void *pvTxDataHd; | |
981 | u8 byFBOption = AUTO_FB_NONE, byFragType; | |
982 | u16 wTxBufSize; | |
4235f72f | 983 | u32 dwMICKey0, dwMICKey1, dwMIC_Priority; |
d56131de | 984 | u32 *pdwMIC_L, *pdwMIC_R; |
e269fc2d | 985 | int bSoftWEP = false; |
d56131de MP |
986 | |
987 | pvRrvTime = pMICHDR = pvRTS = pvCTS = pvTxDataHd = NULL; | |
92b96797 | 988 | |
e2efba76 | 989 | if (bNeedEncryption && pTransmitKey->pvKeyTable) { |
4e9b5e2b AM |
990 | if (((PSKeyTable)pTransmitKey->pvKeyTable)->bSoftWEP == true) |
991 | bSoftWEP = true; /* WEP 256 */ | |
e2efba76 | 992 | } |
92b96797 | 993 | |
92b96797 | 994 | // Get pkt type |
ceb8c5da | 995 | if (ntohs(psEthHeader->h_proto) > ETH_DATA_LEN) { |
92b96797 FB |
996 | if (pDevice->dwDiagRefCount == 0) { |
997 | cb802_1_H_len = 8; | |
998 | } else { | |
999 | cb802_1_H_len = 2; | |
1000 | } | |
1001 | } else { | |
1002 | cb802_1_H_len = 0; | |
1003 | } | |
1004 | ||
21ec51f3 | 1005 | cbFrameBodySize = uSkbPacketLen - ETH_HLEN + cb802_1_H_len; |
92b96797 FB |
1006 | |
1007 | //Set packet type | |
3eaca0d2 | 1008 | pTxBufHead->wFIFOCtl |= (u16)(byPktType<<8); |
92b96797 FB |
1009 | |
1010 | if (pDevice->dwDiagRefCount != 0) { | |
e269fc2d | 1011 | bNeedACK = false; |
92b96797 FB |
1012 | pTxBufHead->wFIFOCtl = pTxBufHead->wFIFOCtl & (~FIFOCTL_NEEDACK); |
1013 | } else { //if (pDevice->dwDiagRefCount != 0) { | |
22040bbf AM |
1014 | if ((pDevice->eOPMode == OP_MODE_ADHOC) || |
1015 | (pDevice->eOPMode == OP_MODE_AP)) { | |
ceb8c5da | 1016 | if (is_multicast_ether_addr(psEthHeader->h_dest)) { |
e269fc2d | 1017 | bNeedACK = false; |
22040bbf AM |
1018 | pTxBufHead->wFIFOCtl = |
1019 | pTxBufHead->wFIFOCtl & (~FIFOCTL_NEEDACK); | |
1020 | } else { | |
4e9b5e2b | 1021 | bNeedACK = true; |
22040bbf AM |
1022 | pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK; |
1023 | } | |
92b96797 FB |
1024 | } |
1025 | else { | |
1026 | // MSDUs in Infra mode always need ACK | |
4e9b5e2b | 1027 | bNeedACK = true; |
92b96797 FB |
1028 | pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK; |
1029 | } | |
1030 | } //if (pDevice->dwDiagRefCount != 0) { | |
1031 | ||
1032 | pTxBufHead->wTimeStamp = DEFAULT_MSDU_LIFETIME_RES_64us; | |
1033 | ||
1034 | //Set FIFOCTL_LHEAD | |
1035 | if (pDevice->bLongHeader) | |
1036 | pTxBufHead->wFIFOCtl |= FIFOCTL_LHEAD; | |
1037 | ||
92b96797 FB |
1038 | //Set FRAGCTL_MACHDCNT |
1039 | if (pDevice->bLongHeader) { | |
1040 | cbMACHdLen = WLAN_HDR_ADDR3_LEN + 6; | |
1041 | } else { | |
1042 | cbMACHdLen = WLAN_HDR_ADDR3_LEN; | |
1043 | } | |
3eaca0d2 | 1044 | pTxBufHead->wFragCtl |= (u16)(cbMACHdLen << 10); |
92b96797 FB |
1045 | |
1046 | //Set FIFOCTL_GrpAckPolicy | |
4e9b5e2b | 1047 | if (pDevice->bGrpAckPolicy == true) {//0000 0100 0000 0000 |
92b96797 FB |
1048 | pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK; |
1049 | } | |
1050 | ||
1051 | //Set Auto Fallback Ctl | |
1052 | if (wCurrentRate >= RATE_18M) { | |
1053 | if (pDevice->byAutoFBCtrl == AUTO_FB_0) { | |
1054 | pTxBufHead->wFIFOCtl |= FIFOCTL_AUTO_FB_0; | |
1055 | byFBOption = AUTO_FB_0; | |
1056 | } else if (pDevice->byAutoFBCtrl == AUTO_FB_1) { | |
1057 | pTxBufHead->wFIFOCtl |= FIFOCTL_AUTO_FB_1; | |
1058 | byFBOption = AUTO_FB_1; | |
1059 | } | |
1060 | } | |
1061 | ||
4e9b5e2b | 1062 | if (bSoftWEP != true) { |
92b96797 FB |
1063 | if ((bNeedEncryption) && (pTransmitKey != NULL)) { //WEP enabled |
1064 | if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { //WEP40 or WEP104 | |
1065 | pTxBufHead->wFragCtl |= FRAGCTL_LEGACY; | |
1066 | } | |
1067 | if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { | |
1068 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Tx Set wFragCtl == FRAGCTL_TKIP\n"); | |
1069 | pTxBufHead->wFragCtl |= FRAGCTL_TKIP; | |
1070 | } | |
1071 | else if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) { //CCMP | |
1072 | pTxBufHead->wFragCtl |= FRAGCTL_AES; | |
1073 | } | |
1074 | } | |
1075 | } | |
1076 | ||
92b96797 FB |
1077 | if ((bNeedEncryption) && (pTransmitKey != NULL)) { |
1078 | if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { | |
1079 | cbIVlen = 4; | |
1080 | cbICVlen = 4; | |
1081 | } | |
1082 | else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { | |
1083 | cbIVlen = 8;//IV+ExtIV | |
1084 | cbMIClen = 8; | |
1085 | cbICVlen = 4; | |
1086 | } | |
1087 | if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) { | |
1088 | cbIVlen = 8;//RSN Header | |
1089 | cbICVlen = 8;//MIC | |
5a5d6a80 | 1090 | cbMICHDR = sizeof(struct vnt_mic_hdr); |
92b96797 | 1091 | } |
e269fc2d | 1092 | if (bSoftWEP == false) { |
92b96797 FB |
1093 | //MAC Header should be padding 0 to DW alignment. |
1094 | uPadding = 4 - (cbMACHdLen%4); | |
1095 | uPadding %= 4; | |
1096 | } | |
1097 | } | |
1098 | ||
1099 | cbFrameSize = cbMACHdLen + cbIVlen + (cbFrameBodySize + cbMIClen) + cbICVlen + cbFCSlen; | |
1100 | ||
e269fc2d AM |
1101 | if ( (bNeedACK == false) ||(cbFrameSize < pDevice->wRTSThreshold) ) { |
1102 | bRTS = false; | |
92b96797 | 1103 | } else { |
4e9b5e2b | 1104 | bRTS = true; |
92b96797 FB |
1105 | pTxBufHead->wFIFOCtl |= (FIFOCTL_RTS | FIFOCTL_LRETRY); |
1106 | } | |
1107 | ||
b902fbfe | 1108 | pbyTxBufferAddr = (u8 *) &(pTxBufHead->adwTxKey[0]); |
92b96797 FB |
1109 | wTxBufSize = sizeof(STxBufHead); |
1110 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet | |
1111 | if (byFBOption == AUTO_FB_NONE) { | |
4e9b5e2b | 1112 | if (bRTS == true) {//RTS_need |
6398a59b MP |
1113 | pvRrvTime = (struct vnt_rrv_time_rts *) |
1114 | (pbyTxBufferAddr + wTxBufSize); | |
5a5d6a80 | 1115 | pMICHDR = (struct vnt_mic_hdr *)(pbyTxBufferAddr + wTxBufSize + |
6398a59b | 1116 | sizeof(struct vnt_rrv_time_rts)); |
c521cb58 | 1117 | pvRTS = (struct vnt_rts_g *) (pbyTxBufferAddr + wTxBufSize + |
6398a59b | 1118 | sizeof(struct vnt_rrv_time_rts) + cbMICHDR); |
92b96797 | 1119 | pvCTS = NULL; |
7e60a3de MP |
1120 | pvTxDataHd = (struct vnt_tx_datahead_g *) (pbyTxBufferAddr + |
1121 | wTxBufSize + sizeof(struct vnt_rrv_time_rts) + | |
1122 | cbMICHDR + sizeof(struct vnt_rts_g)); | |
6398a59b | 1123 | cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_rts) + |
c521cb58 | 1124 | cbMICHDR + sizeof(struct vnt_rts_g) + |
7e60a3de | 1125 | sizeof(struct vnt_tx_datahead_g); |
92b96797 FB |
1126 | } |
1127 | else { //RTS_needless | |
4f990057 MP |
1128 | pvRrvTime = (struct vnt_rrv_time_cts *) |
1129 | (pbyTxBufferAddr + wTxBufSize); | |
5a5d6a80 | 1130 | pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + |
4f990057 | 1131 | sizeof(struct vnt_rrv_time_cts)); |
92b96797 | 1132 | pvRTS = NULL; |
f0c5ba28 | 1133 | pvCTS = (struct vnt_cts *) (pbyTxBufferAddr + wTxBufSize + |
4f990057 | 1134 | sizeof(struct vnt_rrv_time_cts) + cbMICHDR); |
7e60a3de MP |
1135 | pvTxDataHd = (struct vnt_tx_datahead_g *)(pbyTxBufferAddr + |
1136 | wTxBufSize + sizeof(struct vnt_rrv_time_cts) + | |
1137 | cbMICHDR + sizeof(struct vnt_cts)); | |
4f990057 MP |
1138 | cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_cts) + |
1139 | cbMICHDR + sizeof(struct vnt_cts) + | |
7e60a3de | 1140 | sizeof(struct vnt_tx_datahead_g); |
92b96797 FB |
1141 | } |
1142 | } else { | |
1143 | // Auto Fall Back | |
4e9b5e2b | 1144 | if (bRTS == true) {//RTS_need |
6398a59b MP |
1145 | pvRrvTime = (struct vnt_rrv_time_rts *)(pbyTxBufferAddr + |
1146 | wTxBufSize); | |
5a5d6a80 | 1147 | pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + |
6398a59b | 1148 | sizeof(struct vnt_rrv_time_rts)); |
c521cb58 | 1149 | pvRTS = (struct vnt_rts_g_fb *) (pbyTxBufferAddr + wTxBufSize + |
6398a59b | 1150 | sizeof(struct vnt_rrv_time_rts) + cbMICHDR); |
92b96797 | 1151 | pvCTS = NULL; |
7c05c545 MP |
1152 | pvTxDataHd = (struct vnt_tx_datahead_g_fb *) (pbyTxBufferAddr + |
1153 | wTxBufSize + sizeof(struct vnt_rrv_time_rts) + | |
1154 | cbMICHDR + sizeof(struct vnt_rts_g_fb)); | |
6398a59b MP |
1155 | cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_rts) + |
1156 | cbMICHDR + sizeof(struct vnt_rts_g_fb) + | |
7c05c545 | 1157 | sizeof(struct vnt_tx_datahead_g_fb); |
92b96797 | 1158 | } |
e269fc2d | 1159 | else if (bRTS == false) { //RTS_needless |
4f990057 MP |
1160 | pvRrvTime = (struct vnt_rrv_time_cts *) |
1161 | (pbyTxBufferAddr + wTxBufSize); | |
5a5d6a80 | 1162 | pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + |
4f990057 | 1163 | sizeof(struct vnt_rrv_time_cts)); |
92b96797 | 1164 | pvRTS = NULL; |
f0c5ba28 | 1165 | pvCTS = (struct vnt_cts_fb *) (pbyTxBufferAddr + wTxBufSize + |
4f990057 | 1166 | sizeof(struct vnt_rrv_time_cts) + cbMICHDR); |
7c05c545 | 1167 | pvTxDataHd = (struct vnt_tx_datahead_g_fb *) (pbyTxBufferAddr + |
4f990057 MP |
1168 | wTxBufSize + sizeof(struct vnt_rrv_time_cts) + |
1169 | cbMICHDR + sizeof(struct vnt_cts_fb)); | |
1170 | cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_cts) + | |
f0c5ba28 | 1171 | cbMICHDR + sizeof(struct vnt_cts_fb) + |
7c05c545 | 1172 | sizeof(struct vnt_tx_datahead_g_fb); |
92b96797 FB |
1173 | } |
1174 | } // Auto Fall Back | |
1175 | } | |
1176 | else {//802.11a/b packet | |
1177 | if (byFBOption == AUTO_FB_NONE) { | |
4e9b5e2b | 1178 | if (bRTS == true) {//RTS_need |
976467d3 MP |
1179 | pvRrvTime = (struct vnt_rrv_time_ab *) (pbyTxBufferAddr + |
1180 | wTxBufSize); | |
5a5d6a80 | 1181 | pMICHDR = (struct vnt_mic_hdr *)(pbyTxBufferAddr + wTxBufSize + |
976467d3 | 1182 | sizeof(struct vnt_rrv_time_ab)); |
c521cb58 | 1183 | pvRTS = (struct vnt_rts_ab *) (pbyTxBufferAddr + wTxBufSize + |
976467d3 | 1184 | sizeof(struct vnt_rrv_time_ab) + cbMICHDR); |
92b96797 | 1185 | pvCTS = NULL; |
558becf1 MP |
1186 | pvTxDataHd = (struct vnt_tx_datahead_ab *)(pbyTxBufferAddr + |
1187 | wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR + | |
c521cb58 | 1188 | sizeof(struct vnt_rts_ab)); |
976467d3 MP |
1189 | cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_ab) + |
1190 | cbMICHDR + sizeof(struct vnt_rts_ab) + | |
558becf1 | 1191 | sizeof(struct vnt_tx_datahead_ab); |
92b96797 | 1192 | } |
e269fc2d | 1193 | else if (bRTS == false) { //RTS_needless, no MICHDR |
976467d3 MP |
1194 | pvRrvTime = (struct vnt_rrv_time_ab *)(pbyTxBufferAddr + |
1195 | wTxBufSize); | |
5a5d6a80 | 1196 | pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + |
976467d3 | 1197 | sizeof(struct vnt_rrv_time_ab)); |
92b96797 FB |
1198 | pvRTS = NULL; |
1199 | pvCTS = NULL; | |
558becf1 MP |
1200 | pvTxDataHd = (struct vnt_tx_datahead_ab *)(pbyTxBufferAddr + |
1201 | wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR); | |
976467d3 | 1202 | cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_ab) + |
558becf1 | 1203 | cbMICHDR + sizeof(struct vnt_tx_datahead_ab); |
92b96797 FB |
1204 | } |
1205 | } else { | |
1206 | // Auto Fall Back | |
4e9b5e2b | 1207 | if (bRTS == true) {//RTS_need |
976467d3 MP |
1208 | pvRrvTime = (struct vnt_rrv_time_ab *)(pbyTxBufferAddr + |
1209 | wTxBufSize); | |
5a5d6a80 | 1210 | pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + |
976467d3 | 1211 | sizeof(struct vnt_rrv_time_ab)); |
c521cb58 | 1212 | pvRTS = (struct vnt_rts_a_fb *) (pbyTxBufferAddr + wTxBufSize + |
976467d3 | 1213 | sizeof(struct vnt_rrv_time_ab) + cbMICHDR); |
92b96797 | 1214 | pvCTS = NULL; |
1da4ee20 MP |
1215 | pvTxDataHd = (struct vnt_tx_datahead_a_fb *)(pbyTxBufferAddr + |
1216 | wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR + | |
c521cb58 | 1217 | sizeof(struct vnt_rts_a_fb)); |
976467d3 MP |
1218 | cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_ab) + |
1219 | cbMICHDR + sizeof(struct vnt_rts_a_fb) + | |
1da4ee20 | 1220 | sizeof(struct vnt_tx_datahead_a_fb); |
92b96797 | 1221 | } |
e269fc2d | 1222 | else if (bRTS == false) { //RTS_needless |
976467d3 MP |
1223 | pvRrvTime = (struct vnt_rrv_time_ab *)(pbyTxBufferAddr + |
1224 | wTxBufSize); | |
5a5d6a80 | 1225 | pMICHDR = (struct vnt_mic_hdr *)(pbyTxBufferAddr + wTxBufSize + |
976467d3 | 1226 | sizeof(struct vnt_rrv_time_ab)); |
92b96797 FB |
1227 | pvRTS = NULL; |
1228 | pvCTS = NULL; | |
1da4ee20 MP |
1229 | pvTxDataHd = (struct vnt_tx_datahead_a_fb *)(pbyTxBufferAddr + |
1230 | wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR); | |
976467d3 | 1231 | cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_ab) + |
1da4ee20 | 1232 | cbMICHDR + sizeof(struct vnt_tx_datahead_a_fb); |
92b96797 FB |
1233 | } |
1234 | } // Auto Fall Back | |
1235 | } | |
1236 | ||
b902fbfe AM |
1237 | pbyMacHdr = (u8 *)(pbyTxBufferAddr + cbHeaderLength); |
1238 | pbyIVHead = (u8 *)(pbyMacHdr + cbMACHdLen + uPadding); | |
1239 | pbyPayloadHead = (u8 *)(pbyMacHdr + cbMACHdLen + uPadding + cbIVlen); | |
92b96797 | 1240 | |
92b96797 FB |
1241 | //========================= |
1242 | // No Fragmentation | |
1243 | //========================= | |
1244 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"No Fragmentation...\n"); | |
1245 | byFragType = FRAGCTL_NONFRAG; | |
1246 | //uDMAIdx = TYPE_AC0DMA; | |
1247 | //pTxBufHead = (PSTxBufHead) &(pTxBufHead->adwTxKey[0]); | |
1248 | ||
92b96797 | 1249 | //Fill FIFO,RrvTime,RTS,and CTS |
8611a29a AM |
1250 | s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate, |
1251 | (void *)pbyTxBufferAddr, pvRrvTime, pvRTS, pvCTS, | |
92b96797 FB |
1252 | cbFrameSize, bNeedACK, uDMAIdx, psEthHeader); |
1253 | //Fill DataHead | |
1254 | uDuration = s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, cbFrameSize, uDMAIdx, bNeedACK, | |
ab01fedc | 1255 | byFBOption); |
92b96797 | 1256 | // Generate TX MAC Header |
3eaca0d2 | 1257 | s_vGenerateMACHeader(pDevice, pbyMacHdr, (u16)uDuration, psEthHeader, bNeedEncryption, |
92b96797 FB |
1258 | byFragType, uDMAIdx, 0); |
1259 | ||
4e9b5e2b | 1260 | if (bNeedEncryption == true) { |
92b96797 | 1261 | //Fill TXKEY |
b902fbfe | 1262 | s_vFillTxKey(pDevice, (u8 *)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey, |
ec37d8b6 | 1263 | pbyMacHdr, (u16)cbFrameBodySize, pMICHDR); |
92b96797 FB |
1264 | |
1265 | if (pDevice->bEnableHostWEP) { | |
1266 | pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16; | |
1267 | pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0 = pTransmitKey->wTSC15_0; | |
1268 | } | |
1269 | } | |
1270 | ||
1271 | // 802.1H | |
ceb8c5da | 1272 | if (ntohs(psEthHeader->h_proto) > ETH_DATA_LEN) { |
203e4615 | 1273 | if (pDevice->dwDiagRefCount == 0) { |
ceb8c5da AM |
1274 | if ((psEthHeader->h_proto == cpu_to_be16(ETH_P_IPX)) || |
1275 | (psEthHeader->h_proto == cpu_to_le16(0xF380))) { | |
b902fbfe | 1276 | memcpy((u8 *) (pbyPayloadHead), |
203e4615 | 1277 | abySNAP_Bridgetunnel, 6); |
92b96797 | 1278 | } else { |
b902fbfe | 1279 | memcpy((u8 *) (pbyPayloadHead), &abySNAP_RFC1042[0], 6); |
92b96797 | 1280 | } |
b902fbfe | 1281 | pbyType = (u8 *) (pbyPayloadHead + 6); |
ceb8c5da | 1282 | memcpy(pbyType, &(psEthHeader->h_proto), sizeof(u16)); |
92b96797 | 1283 | } else { |
ceb8c5da | 1284 | memcpy((u8 *) (pbyPayloadHead), &(psEthHeader->h_proto), sizeof(u16)); |
92b96797 FB |
1285 | |
1286 | } | |
1287 | ||
1288 | } | |
1289 | ||
92b96797 FB |
1290 | if (pPacket != NULL) { |
1291 | // Copy the Packet into a tx Buffer | |
3e362598 | 1292 | memcpy((pbyPayloadHead + cb802_1_H_len), |
21ec51f3 CC |
1293 | (pPacket + ETH_HLEN), |
1294 | uSkbPacketLen - ETH_HLEN | |
92b96797 FB |
1295 | ); |
1296 | ||
1297 | } else { | |
1298 | // while bRelayPacketSend psEthHeader is point to header+payload | |
b902fbfe | 1299 | memcpy((pbyPayloadHead + cb802_1_H_len), ((u8 *)psEthHeader) + ETH_HLEN, uSkbPacketLen - ETH_HLEN); |
92b96797 FB |
1300 | } |
1301 | ||
4e9b5e2b | 1302 | if ((bNeedEncryption == true) && (pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) { |
92b96797 FB |
1303 | |
1304 | /////////////////////////////////////////////////////////////////// | |
1305 | ||
14c5ef57 MP |
1306 | if (pDevice->vnt_mgmt.eAuthenMode == WMAC_AUTH_WPANONE) { |
1307 | dwMICKey0 = *(u32 *)(&pTransmitKey->abyKey[16]); | |
1308 | dwMICKey1 = *(u32 *)(&pTransmitKey->abyKey[20]); | |
1309 | } | |
92b96797 | 1310 | else if ((pTransmitKey->dwKeyIndex & AUTHENTICATOR_KEY) != 0) { |
52a7e64b AM |
1311 | dwMICKey0 = *(u32 *)(&pTransmitKey->abyKey[16]); |
1312 | dwMICKey1 = *(u32 *)(&pTransmitKey->abyKey[20]); | |
92b96797 FB |
1313 | } |
1314 | else { | |
52a7e64b AM |
1315 | dwMICKey0 = *(u32 *)(&pTransmitKey->abyKey[24]); |
1316 | dwMICKey1 = *(u32 *)(&pTransmitKey->abyKey[28]); | |
92b96797 FB |
1317 | } |
1318 | // DO Software Michael | |
1319 | MIC_vInit(dwMICKey0, dwMICKey1); | |
ceb8c5da | 1320 | MIC_vAppend((u8 *)&(psEthHeader->h_dest[0]), 12); |
92b96797 | 1321 | dwMIC_Priority = 0; |
b902fbfe | 1322 | MIC_vAppend((u8 *)&dwMIC_Priority, 4); |
b4dc03af MP |
1323 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC KEY: %X, %X\n", |
1324 | dwMICKey0, dwMICKey1); | |
92b96797 FB |
1325 | |
1326 | /////////////////////////////////////////////////////////////////// | |
1327 | ||
1328 | //DBG_PRN_GRP12(("Length:%d, %d\n", cbFrameBodySize, uFromHDtoPLDLength)); | |
1329 | //for (ii = 0; ii < cbFrameBodySize; ii++) { | |
b902fbfe | 1330 | // DBG_PRN_GRP12(("%02x ", *((u8 *)((pbyPayloadHead + cb802_1_H_len) + ii)))); |
92b96797 FB |
1331 | //} |
1332 | //DBG_PRN_GRP12(("\n\n\n")); | |
1333 | ||
1334 | MIC_vAppend(pbyPayloadHead, cbFrameBodySize); | |
1335 | ||
52a7e64b AM |
1336 | pdwMIC_L = (u32 *)(pbyPayloadHead + cbFrameBodySize); |
1337 | pdwMIC_R = (u32 *)(pbyPayloadHead + cbFrameBodySize + 4); | |
92b96797 FB |
1338 | |
1339 | MIC_vGetMIC(pdwMIC_L, pdwMIC_R); | |
1340 | MIC_vUnInit(); | |
1341 | ||
4e9b5e2b | 1342 | if (pDevice->bTxMICFail == true) { |
92b96797 FB |
1343 | *pdwMIC_L = 0; |
1344 | *pdwMIC_R = 0; | |
e269fc2d | 1345 | pDevice->bTxMICFail = false; |
92b96797 FB |
1346 | } |
1347 | //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"uLength: %d, %d\n", uLength, cbFrameBodySize); | |
1348 | //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"cbReqCount:%d, %d, %d, %d\n", cbReqCount, cbHeaderLength, uPadding, cbIVlen); | |
1349 | //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC:%lX, %lX\n", *pdwMIC_L, *pdwMIC_R); | |
1350 | } | |
1351 | ||
4e9b5e2b | 1352 | if (bSoftWEP == true) { |
92b96797 | 1353 | |
3eaca0d2 | 1354 | s_vSWencryption(pDevice, pTransmitKey, (pbyPayloadHead), (u16)(cbFrameBodySize + cbMIClen)); |
92b96797 | 1355 | |
4e9b5e2b AM |
1356 | } else if ( ((pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) && (bNeedEncryption == true)) || |
1357 | ((pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) && (bNeedEncryption == true)) || | |
1358 | ((pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) && (bNeedEncryption == true)) ) { | |
92b96797 FB |
1359 | cbFrameSize -= cbICVlen; |
1360 | } | |
1361 | ||
92b96797 | 1362 | cbFrameSize -= cbFCSlen; |
92b96797 FB |
1363 | |
1364 | *pcbHeaderLen = cbHeaderLength; | |
1365 | *pcbTotalLen = cbHeaderLength + cbFrameSize ; | |
1366 | ||
92b96797 | 1367 | //Set FragCtl in TxBufferHead |
3eaca0d2 | 1368 | pTxBufHead->wFragCtl |= (u16)byFragType; |
92b96797 | 1369 | |
4e9b5e2b | 1370 | return true; |
92b96797 FB |
1371 | |
1372 | } | |
1373 | ||
92b96797 FB |
1374 | /*+ |
1375 | * | |
1376 | * Description: | |
1377 | * Translate 802.3 to 802.11 header | |
1378 | * | |
1379 | * Parameters: | |
1380 | * In: | |
a0a1f61a | 1381 | * pDevice - Pointer to adapter |
92b96797 FB |
1382 | * dwTxBufferAddr - Transmit Buffer |
1383 | * pPacket - Packet from upper layer | |
1384 | * cbPacketSize - Transmit Data Length | |
1385 | * Out: | |
1386 | * pcbHeadSize - Header size of MAC&Baseband control and 802.11 Header | |
1387 | * pcbAppendPayload - size of append payload for 802.1H translation | |
1388 | * | |
1389 | * Return Value: none | |
1390 | * | |
1391 | -*/ | |
1392 | ||
d56131de | 1393 | static void s_vGenerateMACHeader(struct vnt_private *pDevice, |
ceb8c5da | 1394 | u8 *pbyBufferAddr, u16 wDuration, struct ethhdr *psEthHeader, |
d56131de | 1395 | int bNeedEncrypt, u16 wFragType, u32 uDMAIdx, u32 uFragIdx) |
92b96797 | 1396 | { |
1cac4a4b | 1397 | struct ieee80211_hdr *pMACHeader = (struct ieee80211_hdr *)pbyBufferAddr; |
92b96797 | 1398 | |
c921cc8c | 1399 | pMACHeader->frame_control = TYPE_802_11_DATA; |
92b96797 FB |
1400 | |
1401 | if (pDevice->eOPMode == OP_MODE_AP) { | |
1cac4a4b | 1402 | memcpy(&(pMACHeader->addr1[0]), |
ceb8c5da | 1403 | &(psEthHeader->h_dest[0]), |
9a0e756c | 1404 | ETH_ALEN); |
1cac4a4b AM |
1405 | memcpy(&(pMACHeader->addr2[0]), &(pDevice->abyBSSID[0]), ETH_ALEN); |
1406 | memcpy(&(pMACHeader->addr3[0]), | |
ceb8c5da | 1407 | &(psEthHeader->h_source[0]), |
9a0e756c | 1408 | ETH_ALEN); |
1cac4a4b | 1409 | pMACHeader->frame_control |= FC_FROMDS; |
9a0e756c AM |
1410 | } else { |
1411 | if (pDevice->eOPMode == OP_MODE_ADHOC) { | |
1cac4a4b | 1412 | memcpy(&(pMACHeader->addr1[0]), |
ceb8c5da | 1413 | &(psEthHeader->h_dest[0]), |
9a0e756c | 1414 | ETH_ALEN); |
1cac4a4b | 1415 | memcpy(&(pMACHeader->addr2[0]), |
ceb8c5da | 1416 | &(psEthHeader->h_source[0]), |
9a0e756c | 1417 | ETH_ALEN); |
1cac4a4b | 1418 | memcpy(&(pMACHeader->addr3[0]), |
9a0e756c AM |
1419 | &(pDevice->abyBSSID[0]), |
1420 | ETH_ALEN); | |
1421 | } else { | |
1cac4a4b | 1422 | memcpy(&(pMACHeader->addr3[0]), |
ceb8c5da | 1423 | &(psEthHeader->h_dest[0]), |
9a0e756c | 1424 | ETH_ALEN); |
1cac4a4b | 1425 | memcpy(&(pMACHeader->addr2[0]), |
ceb8c5da | 1426 | &(psEthHeader->h_source[0]), |
9a0e756c | 1427 | ETH_ALEN); |
1cac4a4b | 1428 | memcpy(&(pMACHeader->addr1[0]), |
9a0e756c AM |
1429 | &(pDevice->abyBSSID[0]), |
1430 | ETH_ALEN); | |
1cac4a4b | 1431 | pMACHeader->frame_control |= FC_TODS; |
92b96797 FB |
1432 | } |
1433 | } | |
1434 | ||
1435 | if (bNeedEncrypt) | |
1cac4a4b | 1436 | pMACHeader->frame_control |= cpu_to_le16((u16)WLAN_SET_FC_ISWEP(1)); |
92b96797 | 1437 | |
1cac4a4b | 1438 | pMACHeader->duration_id = cpu_to_le16(wDuration); |
92b96797 FB |
1439 | |
1440 | if (pDevice->bLongHeader) { | |
1441 | PWLAN_80211HDR_A4 pMACA4Header = (PWLAN_80211HDR_A4) pbyBufferAddr; | |
1cac4a4b | 1442 | pMACHeader->frame_control |= (FC_TODS | FC_FROMDS); |
3e362598 | 1443 | memcpy(pMACA4Header->abyAddr4, pDevice->abyBSSID, WLAN_ADDR_LEN); |
92b96797 | 1444 | } |
1cac4a4b | 1445 | pMACHeader->seq_ctrl = cpu_to_le16(pDevice->wSeqCounter << 4); |
92b96797 FB |
1446 | |
1447 | //Set FragNumber in Sequence Control | |
1cac4a4b | 1448 | pMACHeader->seq_ctrl |= cpu_to_le16((u16)uFragIdx); |
92b96797 FB |
1449 | |
1450 | if ((wFragType == FRAGCTL_ENDFRAG) || (wFragType == FRAGCTL_NONFRAG)) { | |
1451 | pDevice->wSeqCounter++; | |
1452 | if (pDevice->wSeqCounter > 0x0fff) | |
1453 | pDevice->wSeqCounter = 0; | |
1454 | } | |
1455 | ||
1456 | if ((wFragType == FRAGCTL_STAFRAG) || (wFragType == FRAGCTL_MIDFRAG)) { //StartFrag or MidFrag | |
1cac4a4b | 1457 | pMACHeader->frame_control |= FC_MOREFRAG; |
92b96797 FB |
1458 | } |
1459 | } | |
1460 | ||
92b96797 FB |
1461 | /*+ |
1462 | * | |
1463 | * Description: | |
1464 | * Request instructs a MAC to transmit a 802.11 management packet through | |
1465 | * the adapter onto the medium. | |
1466 | * | |
1467 | * Parameters: | |
1468 | * In: | |
1469 | * hDeviceContext - Pointer to the adapter | |
1470 | * pPacket - A pointer to a descriptor for the packet to transmit | |
1471 | * Out: | |
1472 | * none | |
1473 | * | |
e269fc2d | 1474 | * Return Value: CMD_STATUS_PENDING if MAC Tx resource available; otherwise false |
92b96797 FB |
1475 | * |
1476 | -*/ | |
1477 | ||
d56131de MP |
1478 | CMD_STATUS csMgmt_xmit(struct vnt_private *pDevice, |
1479 | struct vnt_tx_mgmt *pPacket) | |
92b96797 | 1480 | { |
d56131de | 1481 | struct vnt_manager *pMgmt = &pDevice->vnt_mgmt; |
f39c0d8e | 1482 | struct vnt_tx_buffer *pTX_Buffer; |
d56131de MP |
1483 | PSTxBufHead pTxBufHead; |
1484 | PUSB_SEND_CONTEXT pContext; | |
1cac4a4b | 1485 | struct ieee80211_hdr *pMACHeader; |
f0c5ba28 | 1486 | struct vnt_cts *pCTS; |
ceb8c5da | 1487 | struct ethhdr sEthHeader; |
d56131de MP |
1488 | u8 byPktType, *pbyTxBufferAddr; |
1489 | void *pvRTS, *pvTxDataHd, *pvRrvTime, *pMICHDR; | |
1490 | u32 uDuration, cbReqCount, cbHeaderSize, cbFrameBodySize, cbFrameSize; | |
e269fc2d | 1491 | int bNeedACK, bIsPSPOLL = false; |
d56131de MP |
1492 | u32 cbIVlen = 0, cbICVlen = 0, cbMIClen = 0, cbFCSlen = 4; |
1493 | u32 uPadding = 0; | |
1494 | u16 wTxBufSize; | |
1495 | u32 cbMacHdLen; | |
1496 | u16 wCurrentRate = RATE_1M; | |
92b96797 | 1497 | |
92b96797 FB |
1498 | pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); |
1499 | ||
1500 | if (NULL == pContext) { | |
1501 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ManagementSend TX...NO CONTEXT!\n"); | |
1502 | return CMD_STATUS_RESOURCES; | |
1503 | } | |
1504 | ||
f39c0d8e | 1505 | pTX_Buffer = (struct vnt_tx_buffer *)&pContext->Data[0]; |
b902fbfe | 1506 | pbyTxBufferAddr = (u8 *)&(pTX_Buffer->adwTxKey[0]); |
92b96797 FB |
1507 | cbFrameBodySize = pPacket->cbPayloadLen; |
1508 | pTxBufHead = (PSTxBufHead) pbyTxBufferAddr; | |
1509 | wTxBufSize = sizeof(STxBufHead); | |
92b96797 FB |
1510 | |
1511 | if (pDevice->byBBType == BB_TYPE_11A) { | |
1512 | wCurrentRate = RATE_6M; | |
1513 | byPktType = PK_TYPE_11A; | |
1514 | } else { | |
1515 | wCurrentRate = RATE_1M; | |
1516 | byPktType = PK_TYPE_11B; | |
1517 | } | |
1518 | ||
1519 | // SetPower will cause error power TX state for OFDM Date packet in TX buffer. | |
1520 | // 2004.11.11 Kyle -- Using OFDM power to tx MngPkt will decrease the connection capability. | |
1521 | // And cmd timer will wait data pkt TX finish before scanning so it's OK | |
1522 | // to set power here. | |
1523 | if (pMgmt->eScanState != WMAC_NO_SCANNING) { | |
1524 | RFbSetPower(pDevice, wCurrentRate, pDevice->byCurrentCh); | |
1525 | } else { | |
1526 | RFbSetPower(pDevice, wCurrentRate, pMgmt->uCurrChannel); | |
1527 | } | |
1528 | pDevice->wCurrentRate = wCurrentRate; | |
1529 | ||
92b96797 FB |
1530 | //Set packet type |
1531 | if (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000 | |
1532 | pTxBufHead->wFIFOCtl = 0; | |
1533 | } | |
1534 | else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000 | |
1535 | pTxBufHead->wFIFOCtl |= FIFOCTL_11B; | |
1536 | } | |
1537 | else if (byPktType == PK_TYPE_11GB) {//0000 0010 0000 0000 | |
1538 | pTxBufHead->wFIFOCtl |= FIFOCTL_11GB; | |
1539 | } | |
1540 | else if (byPktType == PK_TYPE_11GA) {//0000 0011 0000 0000 | |
1541 | pTxBufHead->wFIFOCtl |= FIFOCTL_11GA; | |
1542 | } | |
1543 | ||
1544 | pTxBufHead->wFIFOCtl |= FIFOCTL_TMOEN; | |
1545 | pTxBufHead->wTimeStamp = cpu_to_le16(DEFAULT_MGN_LIFETIME_RES_64us); | |
1546 | ||
22040bbf | 1547 | if (is_multicast_ether_addr(pPacket->p80211Header->sA3.abyAddr1)) { |
e269fc2d | 1548 | bNeedACK = false; |
92b96797 FB |
1549 | } |
1550 | else { | |
4e9b5e2b | 1551 | bNeedACK = true; |
92b96797 FB |
1552 | pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK; |
1553 | }; | |
1554 | ||
1555 | if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) || | |
1556 | (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) ) { | |
1557 | ||
1558 | pTxBufHead->wFIFOCtl |= FIFOCTL_LRETRY; | |
1559 | //Set Preamble type always long | |
1560 | //pDevice->byPreambleType = PREAMBLE_LONG; | |
1561 | // probe-response don't retry | |
1562 | //if ((pPacket->p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_MGMT_PROBE_RSP) { | |
e269fc2d | 1563 | // bNeedACK = false; |
92b96797 FB |
1564 | // pTxBufHead->wFIFOCtl &= (~FIFOCTL_NEEDACK); |
1565 | //} | |
1566 | } | |
1567 | ||
1568 | pTxBufHead->wFIFOCtl |= (FIFOCTL_GENINT | FIFOCTL_ISDMA0); | |
1569 | ||
1570 | if ((pPacket->p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_CTL_PSPOLL) { | |
4e9b5e2b | 1571 | bIsPSPOLL = true; |
92b96797 FB |
1572 | cbMacHdLen = WLAN_HDR_ADDR2_LEN; |
1573 | } else { | |
1574 | cbMacHdLen = WLAN_HDR_ADDR3_LEN; | |
1575 | } | |
1576 | ||
1577 | //Set FRAGCTL_MACHDCNT | |
3eaca0d2 | 1578 | pTxBufHead->wFragCtl |= cpu_to_le16((u16)(cbMacHdLen << 10)); |
92b96797 FB |
1579 | |
1580 | // Notes: | |
1581 | // Although spec says MMPDU can be fragmented; In most case, | |
1582 | // no one will send a MMPDU under fragmentation. With RTS may occur. | |
e269fc2d | 1583 | pDevice->bAES = false; //Set FRAGCTL_WEPTYP |
92b96797 FB |
1584 | |
1585 | if (WLAN_GET_FC_ISWEP(pPacket->p80211Header->sA4.wFrameCtl) != 0) { | |
1586 | if (pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) { | |
1587 | cbIVlen = 4; | |
1588 | cbICVlen = 4; | |
1589 | pTxBufHead->wFragCtl |= FRAGCTL_LEGACY; | |
1590 | } | |
1591 | else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) { | |
1592 | cbIVlen = 8;//IV+ExtIV | |
1593 | cbMIClen = 8; | |
1594 | cbICVlen = 4; | |
1595 | pTxBufHead->wFragCtl |= FRAGCTL_TKIP; | |
1596 | //We need to get seed here for filling TxKey entry. | |
1597 | //TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr, | |
1598 | // pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG); | |
1599 | } | |
1600 | else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) { | |
1601 | cbIVlen = 8;//RSN Header | |
1602 | cbICVlen = 8;//MIC | |
1603 | pTxBufHead->wFragCtl |= FRAGCTL_AES; | |
4e9b5e2b | 1604 | pDevice->bAES = true; |
92b96797 FB |
1605 | } |
1606 | //MAC Header should be padding 0 to DW alignment. | |
1607 | uPadding = 4 - (cbMacHdLen%4); | |
1608 | uPadding %= 4; | |
1609 | } | |
1610 | ||
1611 | cbFrameSize = cbMacHdLen + cbFrameBodySize + cbIVlen + cbMIClen + cbICVlen + cbFCSlen; | |
1612 | ||
1613 | //Set FIFOCTL_GrpAckPolicy | |
4e9b5e2b | 1614 | if (pDevice->bGrpAckPolicy == true) {//0000 0100 0000 0000 |
92b96797 FB |
1615 | pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK; |
1616 | } | |
1617 | //the rest of pTxBufHead->wFragCtl:FragTyp will be set later in s_vFillFragParameter() | |
1618 | ||
1619 | //Set RrvTime/RTS/CTS Buffer | |
1620 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet | |
1621 | ||
4f990057 | 1622 | pvRrvTime = (struct vnt_rrv_time_cts *) (pbyTxBufferAddr + wTxBufSize); |
92b96797 FB |
1623 | pMICHDR = NULL; |
1624 | pvRTS = NULL; | |
f0c5ba28 | 1625 | pCTS = (struct vnt_cts *) (pbyTxBufferAddr + wTxBufSize + |
4f990057 | 1626 | sizeof(struct vnt_rrv_time_cts)); |
7e60a3de | 1627 | pvTxDataHd = (struct vnt_tx_datahead_g *)(pbyTxBufferAddr + wTxBufSize + |
4f990057 MP |
1628 | sizeof(struct vnt_rrv_time_cts) + sizeof(struct vnt_cts)); |
1629 | cbHeaderSize = wTxBufSize + sizeof(struct vnt_rrv_time_cts) + | |
7e60a3de | 1630 | sizeof(struct vnt_cts) + sizeof(struct vnt_tx_datahead_g); |
92b96797 FB |
1631 | } |
1632 | else { // 802.11a/b packet | |
976467d3 | 1633 | pvRrvTime = (struct vnt_rrv_time_ab *) (pbyTxBufferAddr + wTxBufSize); |
92b96797 FB |
1634 | pMICHDR = NULL; |
1635 | pvRTS = NULL; | |
1636 | pCTS = NULL; | |
558becf1 MP |
1637 | pvTxDataHd = (struct vnt_tx_datahead_ab *) (pbyTxBufferAddr + |
1638 | wTxBufSize + sizeof(struct vnt_rrv_time_ab)); | |
976467d3 | 1639 | cbHeaderSize = wTxBufSize + sizeof(struct vnt_rrv_time_ab) + |
558becf1 | 1640 | sizeof(struct vnt_tx_datahead_ab); |
92b96797 FB |
1641 | } |
1642 | ||
ceb8c5da | 1643 | memcpy(&(sEthHeader.h_dest[0]), |
9a0e756c AM |
1644 | &(pPacket->p80211Header->sA3.abyAddr1[0]), |
1645 | ETH_ALEN); | |
ceb8c5da | 1646 | memcpy(&(sEthHeader.h_source[0]), |
9a0e756c AM |
1647 | &(pPacket->p80211Header->sA3.abyAddr2[0]), |
1648 | ETH_ALEN); | |
92b96797 FB |
1649 | //========================= |
1650 | // No Fragmentation | |
1651 | //========================= | |
3eaca0d2 | 1652 | pTxBufHead->wFragCtl |= (u16)FRAGCTL_NONFRAG; |
92b96797 | 1653 | |
92b96797 FB |
1654 | //Fill FIFO,RrvTime,RTS,and CTS |
1655 | s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate, pbyTxBufferAddr, pvRrvTime, pvRTS, pCTS, | |
1656 | cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader); | |
1657 | ||
1658 | //Fill DataHead | |
1659 | uDuration = s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, cbFrameSize, TYPE_TXDMA0, bNeedACK, | |
ab01fedc | 1660 | AUTO_FB_NONE); |
92b96797 | 1661 | |
1cac4a4b | 1662 | pMACHeader = (struct ieee80211_hdr *) (pbyTxBufferAddr + cbHeaderSize); |
92b96797 FB |
1663 | |
1664 | cbReqCount = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen + cbFrameBodySize; | |
1665 | ||
1666 | if (WLAN_GET_FC_ISWEP(pPacket->p80211Header->sA4.wFrameCtl) != 0) { | |
b902fbfe AM |
1667 | u8 * pbyIVHead; |
1668 | u8 * pbyPayloadHead; | |
1669 | u8 * pbyBSSID; | |
92b96797 FB |
1670 | PSKeyItem pTransmitKey = NULL; |
1671 | ||
b902fbfe AM |
1672 | pbyIVHead = (u8 *)(pbyTxBufferAddr + cbHeaderSize + cbMacHdLen + uPadding); |
1673 | pbyPayloadHead = (u8 *)(pbyTxBufferAddr + cbHeaderSize + cbMacHdLen + uPadding + cbIVlen); | |
92b96797 FB |
1674 | do { |
1675 | if ((pDevice->eOPMode == OP_MODE_INFRASTRUCTURE) && | |
4e9b5e2b | 1676 | (pDevice->bLinkPass == true)) { |
92b96797 FB |
1677 | pbyBSSID = pDevice->abyBSSID; |
1678 | // get pairwise key | |
e269fc2d | 1679 | if (KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, PAIRWISE_KEY, &pTransmitKey) == false) { |
92b96797 | 1680 | // get group key |
4e9b5e2b | 1681 | if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == true) { |
92b96797 FB |
1682 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get GTK.\n"); |
1683 | break; | |
1684 | } | |
1685 | } else { | |
1686 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get PTK.\n"); | |
1687 | break; | |
1688 | } | |
1689 | } | |
1690 | // get group key | |
1691 | pbyBSSID = pDevice->abyBroadcastAddr; | |
e269fc2d | 1692 | if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == false) { |
92b96797 FB |
1693 | pTransmitKey = NULL; |
1694 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"KEY is NULL. OP Mode[%d]\n", pDevice->eOPMode); | |
1695 | } else { | |
1696 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Get GTK.\n"); | |
1697 | } | |
e269fc2d | 1698 | } while(false); |
92b96797 | 1699 | //Fill TXKEY |
b902fbfe | 1700 | s_vFillTxKey(pDevice, (u8 *)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey, |
3eaca0d2 | 1701 | (u8 *)pMACHeader, (u16)cbFrameBodySize, NULL); |
92b96797 | 1702 | |
3e362598 | 1703 | memcpy(pMACHeader, pPacket->p80211Header, cbMacHdLen); |
b902fbfe | 1704 | memcpy(pbyPayloadHead, ((u8 *)(pPacket->p80211Header) + cbMacHdLen), |
92b96797 FB |
1705 | cbFrameBodySize); |
1706 | } | |
1707 | else { | |
1708 | // Copy the Packet into a tx Buffer | |
3e362598 | 1709 | memcpy(pMACHeader, pPacket->p80211Header, pPacket->cbMPDULen); |
92b96797 FB |
1710 | } |
1711 | ||
1cac4a4b | 1712 | pMACHeader->seq_ctrl = cpu_to_le16(pDevice->wSeqCounter << 4); |
92b96797 FB |
1713 | pDevice->wSeqCounter++ ; |
1714 | if (pDevice->wSeqCounter > 0x0fff) | |
1715 | pDevice->wSeqCounter = 0; | |
1716 | ||
1717 | if (bIsPSPOLL) { | |
1718 | // The MAC will automatically replace the Duration-field of MAC header by Duration-field | |
a0a1f61a | 1719 | // of FIFO control header. |
92b96797 FB |
1720 | // This will cause AID-field of PS-POLL packet be incorrect (Because PS-POLL's AID field is |
1721 | // in the same place of other packet's Duration-field). | |
1722 | // And it will cause Cisco-AP to issue Disassociation-packet | |
7e60a3de MP |
1723 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { |
1724 | ((struct vnt_tx_datahead_g *)pvTxDataHd)->wDuration_a = | |
1725 | cpu_to_le16(pPacket->p80211Header->sA2.wDurationID); | |
1726 | ((struct vnt_tx_datahead_g *)pvTxDataHd)->wDuration_b = | |
1727 | cpu_to_le16(pPacket->p80211Header->sA2.wDurationID); | |
1728 | } else { | |
558becf1 MP |
1729 | ((struct vnt_tx_datahead_ab *)pvTxDataHd)->wDuration = |
1730 | cpu_to_le16(pPacket->p80211Header->sA2.wDurationID); | |
1731 | } | |
92b96797 FB |
1732 | } |
1733 | ||
3eaca0d2 | 1734 | pTX_Buffer->wTxByteCount = cpu_to_le16((u16)(cbReqCount)); |
b902fbfe | 1735 | pTX_Buffer->byPKTNO = (u8) (((wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F)); |
92b96797 FB |
1736 | pTX_Buffer->byType = 0x00; |
1737 | ||
1738 | pContext->pPacket = NULL; | |
1739 | pContext->Type = CONTEXT_MGMT_PACKET; | |
3eaca0d2 | 1740 | pContext->uBufLen = (u16)cbReqCount + 4; //USB header |
92b96797 | 1741 | |
1cac4a4b AM |
1742 | if (WLAN_GET_FC_TODS(pMACHeader->frame_control) == 0) { |
1743 | s_vSaveTxPktInfo(pDevice, (u8) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->addr1[0]), (u16)cbFrameSize, pTX_Buffer->wFIFOCtl); | |
92b96797 FB |
1744 | } |
1745 | else { | |
1cac4a4b | 1746 | s_vSaveTxPktInfo(pDevice, (u8) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->addr3[0]), (u16)cbFrameSize, pTX_Buffer->wFIFOCtl); |
92b96797 FB |
1747 | } |
1748 | ||
1749 | PIPEnsSendBulkOut(pDevice,pContext); | |
1750 | return CMD_STATUS_PENDING; | |
1751 | } | |
1752 | ||
d56131de MP |
1753 | CMD_STATUS csBeacon_xmit(struct vnt_private *pDevice, |
1754 | struct vnt_tx_mgmt *pPacket) | |
92b96797 | 1755 | { |
01f865ba | 1756 | struct vnt_beacon_buffer *pTX_Buffer; |
d56131de MP |
1757 | u32 cbFrameSize = pPacket->cbMPDULen + WLAN_FCS_LEN; |
1758 | u32 cbHeaderSize = 0; | |
1759 | u16 wTxBufSize = sizeof(STxShortBufHead); | |
1760 | PSTxShortBufHead pTxBufHead; | |
1cac4a4b | 1761 | struct ieee80211_hdr *pMACHeader; |
558becf1 | 1762 | struct vnt_tx_datahead_ab *pTxDataHead; |
d56131de MP |
1763 | u16 wCurrentRate; |
1764 | u32 cbFrameBodySize; | |
1765 | u32 cbReqCount; | |
d56131de MP |
1766 | u8 *pbyTxBufferAddr; |
1767 | PUSB_SEND_CONTEXT pContext; | |
1768 | CMD_STATUS status; | |
92b96797 | 1769 | |
92b96797 FB |
1770 | pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); |
1771 | if (NULL == pContext) { | |
1772 | status = CMD_STATUS_RESOURCES; | |
1773 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ManagementSend TX...NO CONTEXT!\n"); | |
1774 | return status ; | |
1775 | } | |
01f865ba MP |
1776 | |
1777 | pTX_Buffer = (struct vnt_beacon_buffer *)&pContext->Data[0]; | |
b902fbfe | 1778 | pbyTxBufferAddr = (u8 *)&(pTX_Buffer->wFIFOCtl); |
92b96797 FB |
1779 | |
1780 | cbFrameBodySize = pPacket->cbPayloadLen; | |
1781 | ||
1782 | pTxBufHead = (PSTxShortBufHead) pbyTxBufferAddr; | |
1783 | wTxBufSize = sizeof(STxShortBufHead); | |
92b96797 FB |
1784 | |
1785 | if (pDevice->byBBType == BB_TYPE_11A) { | |
1786 | wCurrentRate = RATE_6M; | |
558becf1 MP |
1787 | pTxDataHead = (struct vnt_tx_datahead_ab *) |
1788 | (pbyTxBufferAddr + wTxBufSize); | |
92b96797 | 1789 | //Get SignalField,ServiceField,Length |
aed387c7 MP |
1790 | BBvCalculateParameter(pDevice, cbFrameSize, wCurrentRate, PK_TYPE_11A, |
1791 | &pTxDataHead->ab); | |
92b96797 | 1792 | //Get Duration and TimeStampOff |
d5005955 | 1793 | pTxDataHead->wDuration = s_uGetDataDuration(pDevice, |
6b5ad9d2 | 1794 | PK_TYPE_11A, false); |
f115e76a | 1795 | pTxDataHead->wTimeStampOff = vnt_time_stamp_off(pDevice, wCurrentRate); |
558becf1 | 1796 | cbHeaderSize = wTxBufSize + sizeof(struct vnt_tx_datahead_ab); |
92b96797 FB |
1797 | } else { |
1798 | wCurrentRate = RATE_1M; | |
1799 | pTxBufHead->wFIFOCtl |= FIFOCTL_11B; | |
558becf1 MP |
1800 | pTxDataHead = (struct vnt_tx_datahead_ab *) |
1801 | (pbyTxBufferAddr + wTxBufSize); | |
92b96797 | 1802 | //Get SignalField,ServiceField,Length |
aed387c7 MP |
1803 | BBvCalculateParameter(pDevice, cbFrameSize, wCurrentRate, PK_TYPE_11B, |
1804 | &pTxDataHead->ab); | |
92b96797 | 1805 | //Get Duration and TimeStampOff |
d5005955 | 1806 | pTxDataHead->wDuration = s_uGetDataDuration(pDevice, |
6b5ad9d2 | 1807 | PK_TYPE_11B, false); |
f115e76a | 1808 | pTxDataHead->wTimeStampOff = vnt_time_stamp_off(pDevice, wCurrentRate); |
558becf1 | 1809 | cbHeaderSize = wTxBufSize + sizeof(struct vnt_tx_datahead_ab); |
92b96797 FB |
1810 | } |
1811 | ||
1812 | //Generate Beacon Header | |
1cac4a4b | 1813 | pMACHeader = (struct ieee80211_hdr *)(pbyTxBufferAddr + cbHeaderSize); |
3e362598 | 1814 | memcpy(pMACHeader, pPacket->p80211Header, pPacket->cbMPDULen); |
92b96797 | 1815 | |
1cac4a4b AM |
1816 | pMACHeader->duration_id = 0; |
1817 | pMACHeader->seq_ctrl = cpu_to_le16(pDevice->wSeqCounter << 4); | |
92b96797 FB |
1818 | pDevice->wSeqCounter++ ; |
1819 | if (pDevice->wSeqCounter > 0x0fff) | |
1820 | pDevice->wSeqCounter = 0; | |
1821 | ||
1822 | cbReqCount = cbHeaderSize + WLAN_HDR_ADDR3_LEN + cbFrameBodySize; | |
1823 | ||
3eaca0d2 | 1824 | pTX_Buffer->wTxByteCount = (u16)cbReqCount; |
b902fbfe | 1825 | pTX_Buffer->byPKTNO = (u8) (((wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F)); |
92b96797 FB |
1826 | pTX_Buffer->byType = 0x01; |
1827 | ||
1828 | pContext->pPacket = NULL; | |
1829 | pContext->Type = CONTEXT_MGMT_PACKET; | |
3eaca0d2 | 1830 | pContext->uBufLen = (u16)cbReqCount + 4; //USB header |
92b96797 FB |
1831 | |
1832 | PIPEnsSendBulkOut(pDevice,pContext); | |
1833 | return CMD_STATUS_PENDING; | |
1834 | ||
1835 | } | |
1836 | ||
d56131de MP |
1837 | void vDMA0_tx_80211(struct vnt_private *pDevice, struct sk_buff *skb) |
1838 | { | |
1839 | struct vnt_manager *pMgmt = &pDevice->vnt_mgmt; | |
f39c0d8e | 1840 | struct vnt_tx_buffer *pTX_Buffer; |
d56131de MP |
1841 | u8 byPktType; |
1842 | u8 *pbyTxBufferAddr; | |
1843 | void *pvRTS, *pvCTS, *pvTxDataHd; | |
1844 | u32 uDuration, cbReqCount; | |
1cac4a4b | 1845 | struct ieee80211_hdr *pMACHeader; |
d56131de | 1846 | u32 cbHeaderSize, cbFrameBodySize; |
e269fc2d | 1847 | int bNeedACK, bIsPSPOLL = false; |
d56131de MP |
1848 | PSTxBufHead pTxBufHead; |
1849 | u32 cbFrameSize; | |
1850 | u32 cbIVlen = 0, cbICVlen = 0, cbMIClen = 0, cbFCSlen = 4; | |
1851 | u32 uPadding = 0; | |
1852 | u32 cbMICHDR = 0, uLength = 0; | |
1853 | u32 dwMICKey0, dwMICKey1; | |
1854 | u32 dwMIC_Priority; | |
1855 | u32 *pdwMIC_L, *pdwMIC_R; | |
1856 | u16 wTxBufSize; | |
1857 | u32 cbMacHdLen; | |
ceb8c5da | 1858 | struct ethhdr sEthHeader; |
d56131de MP |
1859 | void *pvRrvTime, *pMICHDR; |
1860 | u32 wCurrentRate = RATE_1M; | |
1861 | PUWLAN_80211HDR p80211Header; | |
1862 | u32 uNodeIndex = 0; | |
e269fc2d | 1863 | int bNodeExist = false; |
d56131de MP |
1864 | SKeyItem STempKey; |
1865 | PSKeyItem pTransmitKey = NULL; | |
1866 | u8 *pbyIVHead, *pbyPayloadHead, *pbyMacHdr; | |
1867 | u32 cbExtSuppRate = 0; | |
d56131de | 1868 | PUSB_SEND_CONTEXT pContext; |
92b96797 | 1869 | |
92b96797 FB |
1870 | pvRrvTime = pMICHDR = pvRTS = pvCTS = pvTxDataHd = NULL; |
1871 | ||
1872 | if(skb->len <= WLAN_HDR_ADDR3_LEN) { | |
1873 | cbFrameBodySize = 0; | |
1874 | } | |
1875 | else { | |
1876 | cbFrameBodySize = skb->len - WLAN_HDR_ADDR3_LEN; | |
1877 | } | |
1878 | p80211Header = (PUWLAN_80211HDR)skb->data; | |
1879 | ||
1880 | pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); | |
1881 | ||
1882 | if (NULL == pContext) { | |
1883 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"DMA0 TX...NO CONTEXT!\n"); | |
1884 | dev_kfree_skb_irq(skb); | |
1885 | return ; | |
1886 | } | |
1887 | ||
f39c0d8e | 1888 | pTX_Buffer = (struct vnt_tx_buffer *)&pContext->Data[0]; |
b902fbfe | 1889 | pbyTxBufferAddr = (u8 *)(&pTX_Buffer->adwTxKey[0]); |
92b96797 FB |
1890 | pTxBufHead = (PSTxBufHead) pbyTxBufferAddr; |
1891 | wTxBufSize = sizeof(STxBufHead); | |
92b96797 FB |
1892 | |
1893 | if (pDevice->byBBType == BB_TYPE_11A) { | |
1894 | wCurrentRate = RATE_6M; | |
1895 | byPktType = PK_TYPE_11A; | |
1896 | } else { | |
1897 | wCurrentRate = RATE_1M; | |
1898 | byPktType = PK_TYPE_11B; | |
1899 | } | |
1900 | ||
1901 | // SetPower will cause error power TX state for OFDM Date packet in TX buffer. | |
1902 | // 2004.11.11 Kyle -- Using OFDM power to tx MngPkt will decrease the connection capability. | |
1903 | // And cmd timer will wait data pkt TX finish before scanning so it's OK | |
1904 | // to set power here. | |
1905 | if (pMgmt->eScanState != WMAC_NO_SCANNING) { | |
1906 | RFbSetPower(pDevice, wCurrentRate, pDevice->byCurrentCh); | |
1907 | } else { | |
1908 | RFbSetPower(pDevice, wCurrentRate, pMgmt->uCurrChannel); | |
1909 | } | |
1910 | ||
1911 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"vDMA0_tx_80211: p80211Header->sA3.wFrameCtl = %x \n", p80211Header->sA3.wFrameCtl); | |
1912 | ||
1913 | //Set packet type | |
1914 | if (byPktType == PK_TYPE_11A) {//0000 0000 0000 0000 | |
1915 | pTxBufHead->wFIFOCtl = 0; | |
1916 | } | |
1917 | else if (byPktType == PK_TYPE_11B) {//0000 0001 0000 0000 | |
1918 | pTxBufHead->wFIFOCtl |= FIFOCTL_11B; | |
1919 | } | |
1920 | else if (byPktType == PK_TYPE_11GB) {//0000 0010 0000 0000 | |
1921 | pTxBufHead->wFIFOCtl |= FIFOCTL_11GB; | |
1922 | } | |
1923 | else if (byPktType == PK_TYPE_11GA) {//0000 0011 0000 0000 | |
1924 | pTxBufHead->wFIFOCtl |= FIFOCTL_11GA; | |
1925 | } | |
1926 | ||
1927 | pTxBufHead->wFIFOCtl |= FIFOCTL_TMOEN; | |
1928 | pTxBufHead->wTimeStamp = cpu_to_le16(DEFAULT_MGN_LIFETIME_RES_64us); | |
1929 | ||
22040bbf | 1930 | if (is_multicast_ether_addr(p80211Header->sA3.abyAddr1)) { |
e269fc2d | 1931 | bNeedACK = false; |
92b96797 FB |
1932 | if (pDevice->bEnableHostWEP) { |
1933 | uNodeIndex = 0; | |
4e9b5e2b | 1934 | bNodeExist = true; |
9fc86028 | 1935 | } |
92b96797 FB |
1936 | } |
1937 | else { | |
1938 | if (pDevice->bEnableHostWEP) { | |
b902fbfe | 1939 | if (BSSbIsSTAInNodeDB(pDevice, (u8 *)(p80211Header->sA3.abyAddr1), &uNodeIndex)) |
4e9b5e2b | 1940 | bNodeExist = true; |
9fc86028 | 1941 | } |
4e9b5e2b | 1942 | bNeedACK = true; |
92b96797 FB |
1943 | pTxBufHead->wFIFOCtl |= FIFOCTL_NEEDACK; |
1944 | }; | |
1945 | ||
1946 | if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) || | |
1947 | (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) ) { | |
1948 | ||
1949 | pTxBufHead->wFIFOCtl |= FIFOCTL_LRETRY; | |
1950 | //Set Preamble type always long | |
1951 | //pDevice->byPreambleType = PREAMBLE_LONG; | |
1952 | ||
1953 | // probe-response don't retry | |
1954 | //if ((p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_MGMT_PROBE_RSP) { | |
e269fc2d | 1955 | // bNeedACK = false; |
92b96797 FB |
1956 | // pTxBufHead->wFIFOCtl &= (~FIFOCTL_NEEDACK); |
1957 | //} | |
1958 | } | |
1959 | ||
1960 | pTxBufHead->wFIFOCtl |= (FIFOCTL_GENINT | FIFOCTL_ISDMA0); | |
1961 | ||
1962 | if ((p80211Header->sA4.wFrameCtl & TYPE_SUBTYPE_MASK) == TYPE_CTL_PSPOLL) { | |
4e9b5e2b | 1963 | bIsPSPOLL = true; |
92b96797 FB |
1964 | cbMacHdLen = WLAN_HDR_ADDR2_LEN; |
1965 | } else { | |
1966 | cbMacHdLen = WLAN_HDR_ADDR3_LEN; | |
1967 | } | |
1968 | ||
a0a1f61a | 1969 | // hostapd daemon ext support rate patch |
92b96797 FB |
1970 | if (WLAN_GET_FC_FSTYPE(p80211Header->sA4.wFrameCtl) == WLAN_FSTYPE_ASSOCRESP) { |
1971 | ||
1972 | if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len != 0) { | |
1973 | cbExtSuppRate += ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN; | |
1974 | } | |
1975 | ||
1976 | if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len != 0) { | |
1977 | cbExtSuppRate += ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len + WLAN_IEHDR_LEN; | |
1978 | } | |
1979 | ||
1980 | if (cbExtSuppRate >0) { | |
1981 | cbFrameBodySize = WLAN_ASSOCRESP_OFF_SUPP_RATES; | |
1982 | } | |
1983 | } | |
1984 | ||
92b96797 | 1985 | //Set FRAGCTL_MACHDCNT |
3eaca0d2 | 1986 | pTxBufHead->wFragCtl |= cpu_to_le16((u16)cbMacHdLen << 10); |
92b96797 FB |
1987 | |
1988 | // Notes: | |
1989 | // Although spec says MMPDU can be fragmented; In most case, | |
1990 | // no one will send a MMPDU under fragmentation. With RTS may occur. | |
e269fc2d | 1991 | pDevice->bAES = false; //Set FRAGCTL_WEPTYP |
92b96797 | 1992 | |
92b96797 FB |
1993 | if (WLAN_GET_FC_ISWEP(p80211Header->sA4.wFrameCtl) != 0) { |
1994 | if (pDevice->eEncryptionStatus == Ndis802_11Encryption1Enabled) { | |
1995 | cbIVlen = 4; | |
1996 | cbICVlen = 4; | |
1997 | pTxBufHead->wFragCtl |= FRAGCTL_LEGACY; | |
1998 | } | |
1999 | else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) { | |
2000 | cbIVlen = 8;//IV+ExtIV | |
2001 | cbMIClen = 8; | |
2002 | cbICVlen = 4; | |
2003 | pTxBufHead->wFragCtl |= FRAGCTL_TKIP; | |
2004 | //We need to get seed here for filling TxKey entry. | |
2005 | //TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr, | |
2006 | // pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG); | |
2007 | } | |
2008 | else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) { | |
2009 | cbIVlen = 8;//RSN Header | |
2010 | cbICVlen = 8;//MIC | |
5a5d6a80 | 2011 | cbMICHDR = sizeof(struct vnt_mic_hdr); |
92b96797 | 2012 | pTxBufHead->wFragCtl |= FRAGCTL_AES; |
4e9b5e2b | 2013 | pDevice->bAES = true; |
92b96797 FB |
2014 | } |
2015 | //MAC Header should be padding 0 to DW alignment. | |
2016 | uPadding = 4 - (cbMacHdLen%4); | |
2017 | uPadding %= 4; | |
2018 | } | |
2019 | ||
2020 | cbFrameSize = cbMacHdLen + cbFrameBodySize + cbIVlen + cbMIClen + cbICVlen + cbFCSlen + cbExtSuppRate; | |
2021 | ||
2022 | //Set FIFOCTL_GrpAckPolicy | |
4e9b5e2b | 2023 | if (pDevice->bGrpAckPolicy == true) {//0000 0100 0000 0000 |
92b96797 FB |
2024 | pTxBufHead->wFIFOCtl |= FIFOCTL_GRPACK; |
2025 | } | |
2026 | //the rest of pTxBufHead->wFragCtl:FragTyp will be set later in s_vFillFragParameter() | |
2027 | ||
92b96797 | 2028 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet |
4f990057 | 2029 | pvRrvTime = (struct vnt_rrv_time_cts *) (pbyTxBufferAddr + wTxBufSize); |
5a5d6a80 | 2030 | pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + |
4f990057 | 2031 | sizeof(struct vnt_rrv_time_cts)); |
92b96797 | 2032 | pvRTS = NULL; |
f0c5ba28 | 2033 | pvCTS = (struct vnt_cts *) (pbyTxBufferAddr + wTxBufSize + |
4f990057 | 2034 | sizeof(struct vnt_rrv_time_cts) + cbMICHDR); |
7e60a3de MP |
2035 | pvTxDataHd = (struct vnt_tx_datahead_g *) (pbyTxBufferAddr + |
2036 | wTxBufSize + sizeof(struct vnt_rrv_time_cts) + cbMICHDR + | |
4f990057 MP |
2037 | sizeof(struct vnt_cts)); |
2038 | cbHeaderSize = wTxBufSize + sizeof(struct vnt_rrv_time_cts) + cbMICHDR + | |
7e60a3de | 2039 | sizeof(struct vnt_cts) + sizeof(struct vnt_tx_datahead_g); |
92b96797 FB |
2040 | |
2041 | } | |
2042 | else {//802.11a/b packet | |
2043 | ||
976467d3 | 2044 | pvRrvTime = (struct vnt_rrv_time_ab *) (pbyTxBufferAddr + wTxBufSize); |
5a5d6a80 | 2045 | pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + |
976467d3 | 2046 | sizeof(struct vnt_rrv_time_ab)); |
92b96797 FB |
2047 | pvRTS = NULL; |
2048 | pvCTS = NULL; | |
558becf1 MP |
2049 | pvTxDataHd = (struct vnt_tx_datahead_ab *)(pbyTxBufferAddr + |
2050 | wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR); | |
976467d3 | 2051 | cbHeaderSize = wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR + |
558becf1 | 2052 | sizeof(struct vnt_tx_datahead_ab); |
92b96797 | 2053 | } |
ceb8c5da | 2054 | memcpy(&(sEthHeader.h_dest[0]), |
9a0e756c AM |
2055 | &(p80211Header->sA3.abyAddr1[0]), |
2056 | ETH_ALEN); | |
ceb8c5da | 2057 | memcpy(&(sEthHeader.h_source[0]), |
9a0e756c AM |
2058 | &(p80211Header->sA3.abyAddr2[0]), |
2059 | ETH_ALEN); | |
92b96797 FB |
2060 | //========================= |
2061 | // No Fragmentation | |
2062 | //========================= | |
3eaca0d2 | 2063 | pTxBufHead->wFragCtl |= (u16)FRAGCTL_NONFRAG; |
92b96797 | 2064 | |
92b96797 FB |
2065 | //Fill FIFO,RrvTime,RTS,and CTS |
2066 | s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate, pbyTxBufferAddr, pvRrvTime, pvRTS, pvCTS, | |
2067 | cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader); | |
2068 | ||
2069 | //Fill DataHead | |
2070 | uDuration = s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, cbFrameSize, TYPE_TXDMA0, bNeedACK, | |
ab01fedc | 2071 | AUTO_FB_NONE); |
92b96797 | 2072 | |
1cac4a4b | 2073 | pMACHeader = (struct ieee80211_hdr *) (pbyTxBufferAddr + cbHeaderSize); |
92b96797 FB |
2074 | |
2075 | cbReqCount = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen + (cbFrameBodySize + cbMIClen) + cbExtSuppRate; | |
2076 | ||
b902fbfe AM |
2077 | pbyMacHdr = (u8 *)(pbyTxBufferAddr + cbHeaderSize); |
2078 | pbyPayloadHead = (u8 *)(pbyMacHdr + cbMacHdLen + uPadding + cbIVlen); | |
2079 | pbyIVHead = (u8 *)(pbyMacHdr + cbMacHdLen + uPadding); | |
92b96797 FB |
2080 | |
2081 | // Copy the Packet into a tx Buffer | |
2082 | memcpy(pbyMacHdr, skb->data, cbMacHdLen); | |
2083 | ||
2084 | // version set to 0, patch for hostapd deamon | |
1cac4a4b | 2085 | pMACHeader->frame_control &= cpu_to_le16(0xfffc); |
92b96797 FB |
2086 | memcpy(pbyPayloadHead, (skb->data + cbMacHdLen), cbFrameBodySize); |
2087 | ||
a0a1f61a | 2088 | // replace support rate, patch for hostapd daemon( only support 11M) |
92b96797 FB |
2089 | if (WLAN_GET_FC_FSTYPE(p80211Header->sA4.wFrameCtl) == WLAN_FSTYPE_ASSOCRESP) { |
2090 | if (cbExtSuppRate != 0) { | |
2091 | if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len != 0) | |
2092 | memcpy((pbyPayloadHead + cbFrameBodySize), | |
2093 | pMgmt->abyCurrSuppRates, | |
2094 | ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN | |
2095 | ); | |
2096 | if (((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len != 0) | |
2097 | memcpy((pbyPayloadHead + cbFrameBodySize) + ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates)->len + WLAN_IEHDR_LEN, | |
2098 | pMgmt->abyCurrExtSuppRates, | |
2099 | ((PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates)->len + WLAN_IEHDR_LEN | |
2100 | ); | |
2101 | } | |
2102 | } | |
2103 | ||
2104 | // Set wep | |
2105 | if (WLAN_GET_FC_ISWEP(p80211Header->sA4.wFrameCtl) != 0) { | |
2106 | ||
2107 | if (pDevice->bEnableHostWEP) { | |
2108 | pTransmitKey = &STempKey; | |
2109 | pTransmitKey->byCipherSuite = pMgmt->sNodeDBTable[uNodeIndex].byCipherSuite; | |
2110 | pTransmitKey->dwKeyIndex = pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex; | |
2111 | pTransmitKey->uKeyLength = pMgmt->sNodeDBTable[uNodeIndex].uWepKeyLength; | |
2112 | pTransmitKey->dwTSC47_16 = pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16; | |
2113 | pTransmitKey->wTSC15_0 = pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0; | |
2114 | memcpy(pTransmitKey->abyKey, | |
2115 | &pMgmt->sNodeDBTable[uNodeIndex].abyWepKey[0], | |
2116 | pTransmitKey->uKeyLength | |
2117 | ); | |
2118 | } | |
2119 | ||
2120 | if ((pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) { | |
2121 | ||
52a7e64b AM |
2122 | dwMICKey0 = *(u32 *)(&pTransmitKey->abyKey[16]); |
2123 | dwMICKey1 = *(u32 *)(&pTransmitKey->abyKey[20]); | |
92b96797 FB |
2124 | |
2125 | // DO Software Michael | |
2126 | MIC_vInit(dwMICKey0, dwMICKey1); | |
ceb8c5da | 2127 | MIC_vAppend((u8 *)&(sEthHeader.h_dest[0]), 12); |
92b96797 | 2128 | dwMIC_Priority = 0; |
b902fbfe | 2129 | MIC_vAppend((u8 *)&dwMIC_Priority, 4); |
b4dc03af MP |
2130 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"DMA0_tx_8021:MIC KEY:"\ |
2131 | " %X, %X\n", dwMICKey0, dwMICKey1); | |
92b96797 FB |
2132 | |
2133 | uLength = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen; | |
2134 | ||
2135 | MIC_vAppend((pbyTxBufferAddr + uLength), cbFrameBodySize); | |
2136 | ||
52a7e64b AM |
2137 | pdwMIC_L = (u32 *)(pbyTxBufferAddr + uLength + cbFrameBodySize); |
2138 | pdwMIC_R = (u32 *)(pbyTxBufferAddr + uLength + cbFrameBodySize + 4); | |
92b96797 FB |
2139 | |
2140 | MIC_vGetMIC(pdwMIC_L, pdwMIC_R); | |
2141 | MIC_vUnInit(); | |
2142 | ||
4e9b5e2b | 2143 | if (pDevice->bTxMICFail == true) { |
92b96797 FB |
2144 | *pdwMIC_L = 0; |
2145 | *pdwMIC_R = 0; | |
e269fc2d | 2146 | pDevice->bTxMICFail = false; |
92b96797 FB |
2147 | } |
2148 | ||
2149 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"uLength: %d, %d\n", uLength, cbFrameBodySize); | |
2150 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"cbReqCount:%d, %d, %d, %d\n", cbReqCount, cbHeaderSize, uPadding, cbIVlen); | |
b4dc03af MP |
2151 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"MIC:%x, %x\n", |
2152 | *pdwMIC_L, *pdwMIC_R); | |
92b96797 FB |
2153 | |
2154 | } | |
2155 | ||
b902fbfe | 2156 | s_vFillTxKey(pDevice, (u8 *)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey, |
ec37d8b6 | 2157 | pbyMacHdr, (u16)cbFrameBodySize, pMICHDR); |
92b96797 FB |
2158 | |
2159 | if (pDevice->bEnableHostWEP) { | |
2160 | pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16; | |
2161 | pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0 = pTransmitKey->wTSC15_0; | |
2162 | } | |
2163 | ||
2164 | if ((pDevice->byLocalID <= REV_ID_VT3253_A1)) { | |
3eaca0d2 | 2165 | s_vSWencryption(pDevice, pTransmitKey, pbyPayloadHead, (u16)(cbFrameBodySize + cbMIClen)); |
92b96797 FB |
2166 | } |
2167 | } | |
2168 | ||
1cac4a4b | 2169 | pMACHeader->seq_ctrl = cpu_to_le16(pDevice->wSeqCounter << 4); |
92b96797 FB |
2170 | pDevice->wSeqCounter++ ; |
2171 | if (pDevice->wSeqCounter > 0x0fff) | |
2172 | pDevice->wSeqCounter = 0; | |
2173 | ||
92b96797 FB |
2174 | if (bIsPSPOLL) { |
2175 | // The MAC will automatically replace the Duration-field of MAC header by Duration-field | |
2176 | // of FIFO control header. | |
2177 | // This will cause AID-field of PS-POLL packet be incorrect (Because PS-POLL's AID field is | |
2178 | // in the same place of other packet's Duration-field). | |
2179 | // And it will cause Cisco-AP to issue Disassociation-packet | |
7e60a3de MP |
2180 | if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { |
2181 | ((struct vnt_tx_datahead_g *)pvTxDataHd)->wDuration_a = | |
2182 | cpu_to_le16(p80211Header->sA2.wDurationID); | |
2183 | ((struct vnt_tx_datahead_g *)pvTxDataHd)->wDuration_b = | |
2184 | cpu_to_le16(p80211Header->sA2.wDurationID); | |
2185 | } else { | |
558becf1 MP |
2186 | ((struct vnt_tx_datahead_ab *)pvTxDataHd)->wDuration = |
2187 | cpu_to_le16(p80211Header->sA2.wDurationID); | |
2188 | } | |
92b96797 FB |
2189 | } |
2190 | ||
3eaca0d2 | 2191 | pTX_Buffer->wTxByteCount = cpu_to_le16((u16)(cbReqCount)); |
b902fbfe | 2192 | pTX_Buffer->byPKTNO = (u8) (((wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F)); |
92b96797 FB |
2193 | pTX_Buffer->byType = 0x00; |
2194 | ||
2195 | pContext->pPacket = skb; | |
2196 | pContext->Type = CONTEXT_MGMT_PACKET; | |
3eaca0d2 | 2197 | pContext->uBufLen = (u16)cbReqCount + 4; //USB header |
92b96797 | 2198 | |
1cac4a4b AM |
2199 | if (WLAN_GET_FC_TODS(pMACHeader->frame_control) == 0) { |
2200 | s_vSaveTxPktInfo(pDevice, (u8) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->addr1[0]), (u16)cbFrameSize, pTX_Buffer->wFIFOCtl); | |
92b96797 FB |
2201 | } |
2202 | else { | |
1cac4a4b | 2203 | s_vSaveTxPktInfo(pDevice, (u8) (pTX_Buffer->byPKTNO & 0x0F), &(pMACHeader->addr3[0]), (u16)cbFrameSize, pTX_Buffer->wFIFOCtl); |
92b96797 FB |
2204 | } |
2205 | PIPEnsSendBulkOut(pDevice,pContext); | |
2206 | return ; | |
2207 | ||
2208 | } | |
2209 | ||
92b96797 FB |
2210 | //TYPE_AC0DMA data tx |
2211 | /* | |
2212 | * Description: | |
2213 | * Tx packet via AC0DMA(DMA1) | |
2214 | * | |
2215 | * Parameters: | |
2216 | * In: | |
2217 | * pDevice - Pointer to the adapter | |
2218 | * skb - Pointer to tx skb packet | |
2219 | * Out: | |
2220 | * void | |
2221 | * | |
2222 | * Return Value: NULL | |
2223 | */ | |
2224 | ||
d56131de MP |
2225 | int nsDMA_tx_packet(struct vnt_private *pDevice, |
2226 | u32 uDMAIdx, struct sk_buff *skb) | |
92b96797 | 2227 | { |
d56131de MP |
2228 | struct net_device_stats *pStats = &pDevice->stats; |
2229 | struct vnt_manager *pMgmt = &pDevice->vnt_mgmt; | |
f39c0d8e | 2230 | struct vnt_tx_buffer *pTX_Buffer; |
d56131de MP |
2231 | u32 BytesToWrite = 0, uHeaderLen = 0; |
2232 | u32 uNodeIndex = 0; | |
2233 | u8 byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80}; | |
2234 | u16 wAID; | |
2235 | u8 byPktType; | |
e269fc2d | 2236 | int bNeedEncryption = false; |
d56131de MP |
2237 | PSKeyItem pTransmitKey = NULL; |
2238 | SKeyItem STempKey; | |
2239 | int ii; | |
e269fc2d AM |
2240 | int bTKIP_UseGTK = false; |
2241 | int bNeedDeAuth = false; | |
d56131de | 2242 | u8 *pbyBSSID; |
e269fc2d | 2243 | int bNodeExist = false; |
d56131de | 2244 | PUSB_SEND_CONTEXT pContext; |
dfdcc425 | 2245 | bool fConvertedPacket; |
d56131de MP |
2246 | u32 status; |
2247 | u16 wKeepRate = pDevice->wCurrentRate; | |
e269fc2d | 2248 | int bTxeapol_key = false; |
92b96797 | 2249 | |
92b96797 FB |
2250 | if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) { |
2251 | ||
2252 | if (pDevice->uAssocCount == 0) { | |
2253 | dev_kfree_skb_irq(skb); | |
2254 | return 0; | |
2255 | } | |
2256 | ||
b902fbfe | 2257 | if (is_multicast_ether_addr((u8 *)(skb->data))) { |
92b96797 | 2258 | uNodeIndex = 0; |
4e9b5e2b | 2259 | bNodeExist = true; |
92b96797 FB |
2260 | if (pMgmt->sNodeDBTable[0].bPSEnable) { |
2261 | ||
2262 | skb_queue_tail(&(pMgmt->sNodeDBTable[0].sTxPSQueue), skb); | |
2263 | pMgmt->sNodeDBTable[0].wEnQueueCnt++; | |
2264 | // set tx map | |
2265 | pMgmt->abyPSTxMap[0] |= byMask[0]; | |
2266 | return 0; | |
2267 | } | |
93184690 | 2268 | // multicast/broadcast data rate |
92b96797 FB |
2269 | |
2270 | if (pDevice->byBBType != BB_TYPE_11A) | |
2271 | pDevice->wCurrentRate = RATE_2M; | |
2272 | else | |
2273 | pDevice->wCurrentRate = RATE_24M; | |
2274 | // long preamble type | |
2275 | pDevice->byPreambleType = PREAMBLE_SHORT; | |
2276 | ||
2277 | }else { | |
2278 | ||
b902fbfe | 2279 | if (BSSbIsSTAInNodeDB(pDevice, (u8 *)(skb->data), &uNodeIndex)) { |
92b96797 FB |
2280 | |
2281 | if (pMgmt->sNodeDBTable[uNodeIndex].bPSEnable) { | |
2282 | ||
2283 | skb_queue_tail(&pMgmt->sNodeDBTable[uNodeIndex].sTxPSQueue, skb); | |
2284 | ||
2285 | pMgmt->sNodeDBTable[uNodeIndex].wEnQueueCnt++; | |
2286 | // set tx map | |
2287 | wAID = pMgmt->sNodeDBTable[uNodeIndex].wAID; | |
2288 | pMgmt->abyPSTxMap[wAID >> 3] |= byMask[wAID & 7]; | |
2289 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Set:pMgmt->abyPSTxMap[%d]= %d\n", | |
2290 | (wAID >> 3), pMgmt->abyPSTxMap[wAID >> 3]); | |
2291 | ||
2292 | return 0; | |
2293 | } | |
2294 | // AP rate decided from node | |
2295 | pDevice->wCurrentRate = pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate; | |
2296 | // tx preamble decided from node | |
2297 | ||
2298 | if (pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble) { | |
2299 | pDevice->byPreambleType = pDevice->byShortPreamble; | |
2300 | ||
2301 | }else { | |
2302 | pDevice->byPreambleType = PREAMBLE_LONG; | |
2303 | } | |
4e9b5e2b | 2304 | bNodeExist = true; |
92b96797 FB |
2305 | } |
2306 | } | |
2307 | ||
e269fc2d | 2308 | if (bNodeExist == false) { |
92b96797 FB |
2309 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Unknown STA not found in node DB \n"); |
2310 | dev_kfree_skb_irq(skb); | |
2311 | return 0; | |
2312 | } | |
2313 | } | |
2314 | ||
2315 | pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); | |
2316 | ||
2317 | if (pContext == NULL) { | |
2318 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG" pContext == NULL\n"); | |
2319 | dev_kfree_skb_irq(skb); | |
2320 | return STATUS_RESOURCES; | |
2321 | } | |
2322 | ||
ceb8c5da | 2323 | memcpy(pDevice->sTxEthHeader.h_dest, (u8 *)(skb->data), ETH_HLEN); |
92b96797 FB |
2324 | |
2325 | //mike add:station mode check eapol-key challenge---> | |
2326 | { | |
b902fbfe AM |
2327 | u8 Protocol_Version; //802.1x Authentication |
2328 | u8 Packet_Type; //802.1x Authentication | |
2329 | u8 Descriptor_type; | |
3eaca0d2 | 2330 | u16 Key_info; |
92b96797 | 2331 | |
21ec51f3 CC |
2332 | Protocol_Version = skb->data[ETH_HLEN]; |
2333 | Packet_Type = skb->data[ETH_HLEN+1]; | |
2334 | Descriptor_type = skb->data[ETH_HLEN+1+1+2]; | |
2335 | Key_info = (skb->data[ETH_HLEN+1+1+2+1] << 8)|(skb->data[ETH_HLEN+1+1+2+2]); | |
ceb8c5da | 2336 | if (pDevice->sTxEthHeader.h_proto == cpu_to_be16(ETH_P_PAE)) { |
aa209eef MP |
2337 | /* 802.1x OR eapol-key challenge frame transfer */ |
2338 | if (((Protocol_Version == 1) || (Protocol_Version == 2)) && | |
2339 | (Packet_Type == 3)) { | |
4e9b5e2b | 2340 | bTxeapol_key = true; |
92b96797 FB |
2341 | if(!(Key_info & BIT3) && //WPA or RSN group-key challenge |
2342 | (Key_info & BIT8) && (Key_info & BIT9)) { //send 2/2 key | |
2343 | if(Descriptor_type==254) { | |
4e9b5e2b | 2344 | pDevice->fWPA_Authened = true; |
92b96797 FB |
2345 | PRINT_K("WPA "); |
2346 | } | |
2347 | else { | |
4e9b5e2b | 2348 | pDevice->fWPA_Authened = true; |
92b96797 FB |
2349 | PRINT_K("WPA2(re-keying) "); |
2350 | } | |
2351 | PRINT_K("Authentication completed!!\n"); | |
2352 | } | |
a0a1f61a | 2353 | else if((Key_info & BIT3) && (Descriptor_type==2) && //RSN pairwise-key challenge |
92b96797 | 2354 | (Key_info & BIT8) && (Key_info & BIT9)) { |
4e9b5e2b | 2355 | pDevice->fWPA_Authened = true; |
92b96797 FB |
2356 | PRINT_K("WPA2 Authentication completed!!\n"); |
2357 | } | |
2358 | } | |
2359 | } | |
2360 | } | |
2361 | //mike add:station mode check eapol-key challenge<--- | |
2362 | ||
4e9b5e2b AM |
2363 | if (pDevice->bEncryptionEnable == true) { |
2364 | bNeedEncryption = true; | |
92b96797 FB |
2365 | // get Transmit key |
2366 | do { | |
2367 | if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && | |
2368 | (pMgmt->eCurrState == WMAC_STATE_ASSOC)) { | |
2369 | pbyBSSID = pDevice->abyBSSID; | |
2370 | // get pairwise key | |
e269fc2d | 2371 | if (KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, PAIRWISE_KEY, &pTransmitKey) == false) { |
92b96797 | 2372 | // get group key |
4e9b5e2b AM |
2373 | if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == true) { |
2374 | bTKIP_UseGTK = true; | |
92b96797 FB |
2375 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get GTK.\n"); |
2376 | break; | |
2377 | } | |
2378 | } else { | |
2379 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get PTK.\n"); | |
2380 | break; | |
2381 | } | |
2382 | }else if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) { | |
ceb8c5da AM |
2383 | /* TO_DS = 0 and FROM_DS = 0 --> 802.11 MAC Address1 */ |
2384 | pbyBSSID = pDevice->sTxEthHeader.h_dest; | |
92b96797 FB |
2385 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"IBSS Serach Key: \n"); |
2386 | for (ii = 0; ii< 6; ii++) | |
2387 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"%x \n", *(pbyBSSID+ii)); | |
2388 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"\n"); | |
2389 | ||
2390 | // get pairwise key | |
4e9b5e2b | 2391 | if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, PAIRWISE_KEY, &pTransmitKey) == true) |
92b96797 FB |
2392 | break; |
2393 | } | |
2394 | // get group key | |
2395 | pbyBSSID = pDevice->abyBroadcastAddr; | |
e269fc2d | 2396 | if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == false) { |
92b96797 FB |
2397 | pTransmitKey = NULL; |
2398 | if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) { | |
2399 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"IBSS and KEY is NULL. [%d]\n", pMgmt->eCurrMode); | |
2400 | } | |
2401 | else | |
2402 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"NOT IBSS and KEY is NULL. [%d]\n", pMgmt->eCurrMode); | |
2403 | } else { | |
4e9b5e2b | 2404 | bTKIP_UseGTK = true; |
92b96797 FB |
2405 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get GTK.\n"); |
2406 | } | |
e269fc2d | 2407 | } while(false); |
92b96797 FB |
2408 | } |
2409 | ||
2410 | if (pDevice->bEnableHostWEP) { | |
2411 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"acdma0: STA index %d\n", uNodeIndex); | |
4e9b5e2b | 2412 | if (pDevice->bEncryptionEnable == true) { |
92b96797 FB |
2413 | pTransmitKey = &STempKey; |
2414 | pTransmitKey->byCipherSuite = pMgmt->sNodeDBTable[uNodeIndex].byCipherSuite; | |
2415 | pTransmitKey->dwKeyIndex = pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex; | |
2416 | pTransmitKey->uKeyLength = pMgmt->sNodeDBTable[uNodeIndex].uWepKeyLength; | |
2417 | pTransmitKey->dwTSC47_16 = pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16; | |
2418 | pTransmitKey->wTSC15_0 = pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0; | |
2419 | memcpy(pTransmitKey->abyKey, | |
2420 | &pMgmt->sNodeDBTable[uNodeIndex].abyWepKey[0], | |
2421 | pTransmitKey->uKeyLength | |
2422 | ); | |
2423 | } | |
2424 | } | |
2425 | ||
b902fbfe | 2426 | byPktType = (u8)pDevice->byPacketType; |
92b96797 FB |
2427 | |
2428 | if (pDevice->bFixRate) { | |
2429 | if (pDevice->byBBType == BB_TYPE_11B) { | |
2430 | if (pDevice->uConnectionRate >= RATE_11M) { | |
2431 | pDevice->wCurrentRate = RATE_11M; | |
2432 | } else { | |
3eaca0d2 | 2433 | pDevice->wCurrentRate = (u16)pDevice->uConnectionRate; |
92b96797 FB |
2434 | } |
2435 | } else { | |
2436 | if ((pDevice->byBBType == BB_TYPE_11A) && | |
2437 | (pDevice->uConnectionRate <= RATE_6M)) { | |
2438 | pDevice->wCurrentRate = RATE_6M; | |
2439 | } else { | |
2440 | if (pDevice->uConnectionRate >= RATE_54M) | |
2441 | pDevice->wCurrentRate = RATE_54M; | |
2442 | else | |
3eaca0d2 | 2443 | pDevice->wCurrentRate = (u16)pDevice->uConnectionRate; |
92b96797 FB |
2444 | } |
2445 | } | |
2446 | } | |
2447 | else { | |
2448 | if (pDevice->eOPMode == OP_MODE_ADHOC) { | |
2449 | // Adhoc Tx rate decided from node DB | |
ceb8c5da | 2450 | if (is_multicast_ether_addr(pDevice->sTxEthHeader.h_dest)) { |
92b96797 FB |
2451 | // Multicast use highest data rate |
2452 | pDevice->wCurrentRate = pMgmt->sNodeDBTable[0].wTxDataRate; | |
2453 | // preamble type | |
2454 | pDevice->byPreambleType = pDevice->byShortPreamble; | |
2455 | } | |
2456 | else { | |
ceb8c5da | 2457 | if (BSSbIsSTAInNodeDB(pDevice, &(pDevice->sTxEthHeader.h_dest[0]), &uNodeIndex)) { |
92b96797 FB |
2458 | pDevice->wCurrentRate = pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate; |
2459 | if (pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble) { | |
2460 | pDevice->byPreambleType = pDevice->byShortPreamble; | |
2461 | ||
2462 | } | |
2463 | else { | |
2464 | pDevice->byPreambleType = PREAMBLE_LONG; | |
2465 | } | |
2466 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Found Node Index is [%d] Tx Data Rate:[%d]\n",uNodeIndex, pDevice->wCurrentRate); | |
2467 | } | |
2468 | else { | |
2469 | if (pDevice->byBBType != BB_TYPE_11A) | |
2470 | pDevice->wCurrentRate = RATE_2M; | |
2471 | else | |
2472 | pDevice->wCurrentRate = RATE_24M; // refer to vMgrCreateOwnIBSS()'s | |
2473 | // abyCurrExtSuppRates[] | |
2474 | pDevice->byPreambleType = PREAMBLE_SHORT; | |
2475 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Not Found Node use highest basic Rate.....\n"); | |
2476 | } | |
2477 | } | |
2478 | } | |
2479 | if (pDevice->eOPMode == OP_MODE_INFRASTRUCTURE) { | |
2480 | // Infra STA rate decided from AP Node, index = 0 | |
2481 | pDevice->wCurrentRate = pMgmt->sNodeDBTable[0].wTxDataRate; | |
2482 | } | |
2483 | } | |
2484 | ||
ceb8c5da | 2485 | if (pDevice->sTxEthHeader.h_proto == cpu_to_be16(ETH_P_PAE)) { |
aa209eef MP |
2486 | if (pDevice->byBBType != BB_TYPE_11A) { |
2487 | pDevice->wCurrentRate = RATE_1M; | |
2488 | pDevice->byACKRate = RATE_1M; | |
2489 | pDevice->byTopCCKBasicRate = RATE_1M; | |
2490 | pDevice->byTopOFDMBasicRate = RATE_6M; | |
2491 | } else { | |
2492 | pDevice->wCurrentRate = RATE_6M; | |
2493 | pDevice->byACKRate = RATE_6M; | |
2494 | pDevice->byTopCCKBasicRate = RATE_1M; | |
2495 | pDevice->byTopOFDMBasicRate = RATE_6M; | |
2496 | } | |
2497 | } | |
92b96797 | 2498 | |
0cbd8d98 AM |
2499 | DBG_PRT(MSG_LEVEL_DEBUG, |
2500 | KERN_INFO "dma_tx: pDevice->wCurrentRate = %d\n", | |
2501 | pDevice->wCurrentRate); | |
92b96797 FB |
2502 | |
2503 | if (wKeepRate != pDevice->wCurrentRate) { | |
0cbd8d98 | 2504 | bScheduleCommand((void *) pDevice, WLAN_CMD_SETPOWER, NULL); |
92b96797 FB |
2505 | } |
2506 | ||
2507 | if (pDevice->wCurrentRate <= RATE_11M) { | |
2508 | byPktType = PK_TYPE_11B; | |
2509 | } | |
2510 | ||
4e9b5e2b | 2511 | if (bNeedEncryption == true) { |
ceb8c5da AM |
2512 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ntohs Pkt Type=%04x\n", ntohs(pDevice->sTxEthHeader.h_proto)); |
2513 | if ((pDevice->sTxEthHeader.h_proto) == cpu_to_be16(ETH_P_PAE)) { | |
e269fc2d | 2514 | bNeedEncryption = false; |
ceb8c5da | 2515 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Pkt Type=%04x\n", (pDevice->sTxEthHeader.h_proto)); |
92b96797 FB |
2516 | if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && (pMgmt->eCurrState == WMAC_STATE_ASSOC)) { |
2517 | if (pTransmitKey == NULL) { | |
2518 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Don't Find TX KEY\n"); | |
2519 | } | |
2520 | else { | |
4e9b5e2b | 2521 | if (bTKIP_UseGTK == true) { |
92b96797 FB |
2522 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"error: KEY is GTK!!~~\n"); |
2523 | } | |
2524 | else { | |
b4dc03af MP |
2525 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Find PTK [%X]\n", |
2526 | pTransmitKey->dwKeyIndex); | |
4e9b5e2b | 2527 | bNeedEncryption = true; |
92b96797 FB |
2528 | } |
2529 | } | |
2530 | } | |
2531 | ||
92b96797 FB |
2532 | if (pDevice->bEnableHostWEP) { |
2533 | if ((uNodeIndex != 0) && | |
2534 | (pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex & PAIRWISE_KEY)) { | |
b4dc03af MP |
2535 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Find PTK [%X]\n", |
2536 | pTransmitKey->dwKeyIndex); | |
4e9b5e2b | 2537 | bNeedEncryption = true; |
92b96797 FB |
2538 | } |
2539 | } | |
2540 | } | |
2541 | else { | |
2542 | ||
92b96797 FB |
2543 | if (pTransmitKey == NULL) { |
2544 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"return no tx key\n"); | |
e269fc2d | 2545 | pContext->bBoolInUse = false; |
92b96797 FB |
2546 | dev_kfree_skb_irq(skb); |
2547 | pStats->tx_dropped++; | |
2548 | return STATUS_FAILURE; | |
2549 | } | |
92b96797 FB |
2550 | } |
2551 | } | |
2552 | ||
d0a2b8fa MP |
2553 | pTX_Buffer = (struct vnt_tx_buffer *)&pContext->Data[0]; |
2554 | ||
92b96797 | 2555 | fConvertedPacket = s_bPacketToWirelessUsb(pDevice, byPktType, |
d0a2b8fa | 2556 | pTX_Buffer, bNeedEncryption, |
92b96797 | 2557 | skb->len, uDMAIdx, &pDevice->sTxEthHeader, |
b902fbfe | 2558 | (u8 *)skb->data, pTransmitKey, uNodeIndex, |
92b96797 FB |
2559 | pDevice->wCurrentRate, |
2560 | &uHeaderLen, &BytesToWrite | |
2561 | ); | |
2562 | ||
e269fc2d AM |
2563 | if (fConvertedPacket == false) { |
2564 | pContext->bBoolInUse = false; | |
92b96797 FB |
2565 | dev_kfree_skb_irq(skb); |
2566 | return STATUS_FAILURE; | |
2567 | } | |
2568 | ||
4e9b5e2b | 2569 | if ( pDevice->bEnablePSMode == true ) { |
92b96797 | 2570 | if ( !pDevice->bPSModeTxBurst ) { |
0cbd8d98 AM |
2571 | bScheduleCommand((void *) pDevice, |
2572 | WLAN_CMD_MAC_DISPOWERSAVING, | |
2573 | NULL); | |
4e9b5e2b | 2574 | pDevice->bPSModeTxBurst = true; |
92b96797 FB |
2575 | } |
2576 | } | |
2577 | ||
b902fbfe | 2578 | pTX_Buffer->byPKTNO = (u8) (((pDevice->wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F)); |
3eaca0d2 | 2579 | pTX_Buffer->wTxByteCount = (u16)BytesToWrite; |
92b96797 FB |
2580 | |
2581 | pContext->pPacket = skb; | |
2582 | pContext->Type = CONTEXT_DATA_PACKET; | |
3eaca0d2 | 2583 | pContext->uBufLen = (u16)BytesToWrite + 4 ; //USB header |
92b96797 | 2584 | |
ceb8c5da | 2585 | s_vSaveTxPktInfo(pDevice, (u8) (pTX_Buffer->byPKTNO & 0x0F), &(pContext->sEthHeader.h_dest[0]), (u16) (BytesToWrite-uHeaderLen), pTX_Buffer->wFIFOCtl); |
92b96797 FB |
2586 | |
2587 | status = PIPEnsSendBulkOut(pDevice,pContext); | |
2588 | ||
4e9b5e2b | 2589 | if (bNeedDeAuth == true) { |
3eaca0d2 | 2590 | u16 wReason = WLAN_MGMT_REASON_MIC_FAILURE; |
92b96797 | 2591 | |
b902fbfe | 2592 | bScheduleCommand((void *) pDevice, WLAN_CMD_DEAUTH, (u8 *) &wReason); |
92b96797 FB |
2593 | } |
2594 | ||
2595 | if(status!=STATUS_PENDING) { | |
e269fc2d | 2596 | pContext->bBoolInUse = false; |
92b96797 FB |
2597 | dev_kfree_skb_irq(skb); |
2598 | return STATUS_FAILURE; | |
2599 | } | |
2600 | else | |
2601 | return 0; | |
2602 | ||
2603 | } | |
2604 | ||
92b96797 FB |
2605 | /* |
2606 | * Description: | |
2607 | * Relay packet send (AC1DMA) from rx dpc. | |
2608 | * | |
2609 | * Parameters: | |
2610 | * In: | |
2611 | * pDevice - Pointer to the adapter | |
2612 | * pPacket - Pointer to rx packet | |
2613 | * cbPacketSize - rx ethernet frame size | |
2614 | * Out: | |
e269fc2d | 2615 | * TURE, false |
92b96797 | 2616 | * |
4e9b5e2b | 2617 | * Return Value: Return true if packet is copy to dma1; otherwise false |
92b96797 FB |
2618 | */ |
2619 | ||
d56131de MP |
2620 | int bRelayPacketSend(struct vnt_private *pDevice, u8 *pbySkbData, u32 uDataLen, |
2621 | u32 uNodeIndex) | |
92b96797 | 2622 | { |
d56131de | 2623 | struct vnt_manager *pMgmt = &pDevice->vnt_mgmt; |
f39c0d8e | 2624 | struct vnt_tx_buffer *pTX_Buffer; |
d56131de MP |
2625 | u32 BytesToWrite = 0, uHeaderLen = 0; |
2626 | u8 byPktType = PK_TYPE_11B; | |
e269fc2d | 2627 | int bNeedEncryption = false; |
d56131de MP |
2628 | SKeyItem STempKey; |
2629 | PSKeyItem pTransmitKey = NULL; | |
2630 | u8 *pbyBSSID; | |
2631 | PUSB_SEND_CONTEXT pContext; | |
2632 | u8 byPktTyp; | |
2633 | int fConvertedPacket; | |
d56131de MP |
2634 | u32 status; |
2635 | u16 wKeepRate = pDevice->wCurrentRate; | |
92b96797 | 2636 | |
92b96797 FB |
2637 | pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); |
2638 | ||
2639 | if (NULL == pContext) { | |
e269fc2d | 2640 | return false; |
92b96797 FB |
2641 | } |
2642 | ||
ceb8c5da | 2643 | memcpy(pDevice->sTxEthHeader.h_dest, (u8 *)pbySkbData, ETH_HLEN); |
92b96797 | 2644 | |
4e9b5e2b AM |
2645 | if (pDevice->bEncryptionEnable == true) { |
2646 | bNeedEncryption = true; | |
92b96797 FB |
2647 | // get group key |
2648 | pbyBSSID = pDevice->abyBroadcastAddr; | |
e269fc2d | 2649 | if(KeybGetTransmitKey(&(pDevice->sKey), pbyBSSID, GROUP_KEY, &pTransmitKey) == false) { |
92b96797 FB |
2650 | pTransmitKey = NULL; |
2651 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"KEY is NULL. [%d]\n", pMgmt->eCurrMode); | |
2652 | } else { | |
2653 | DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG"Get GTK.\n"); | |
2654 | } | |
2655 | } | |
2656 | ||
2657 | if (pDevice->bEnableHostWEP) { | |
ee93e197 | 2658 | if (uNodeIndex < MAX_NODE_NUM + 1) { |
92b96797 FB |
2659 | pTransmitKey = &STempKey; |
2660 | pTransmitKey->byCipherSuite = pMgmt->sNodeDBTable[uNodeIndex].byCipherSuite; | |
2661 | pTransmitKey->dwKeyIndex = pMgmt->sNodeDBTable[uNodeIndex].dwKeyIndex; | |
2662 | pTransmitKey->uKeyLength = pMgmt->sNodeDBTable[uNodeIndex].uWepKeyLength; | |
2663 | pTransmitKey->dwTSC47_16 = pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16; | |
2664 | pTransmitKey->wTSC15_0 = pMgmt->sNodeDBTable[uNodeIndex].wTSC15_0; | |
2665 | memcpy(pTransmitKey->abyKey, | |
2666 | &pMgmt->sNodeDBTable[uNodeIndex].abyWepKey[0], | |
2667 | pTransmitKey->uKeyLength | |
2668 | ); | |
2669 | } | |
2670 | } | |
2671 | ||
2672 | if ( bNeedEncryption && (pTransmitKey == NULL) ) { | |
e269fc2d AM |
2673 | pContext->bBoolInUse = false; |
2674 | return false; | |
92b96797 FB |
2675 | } |
2676 | ||
b902fbfe | 2677 | byPktTyp = (u8)pDevice->byPacketType; |
92b96797 FB |
2678 | |
2679 | if (pDevice->bFixRate) { | |
2680 | if (pDevice->byBBType == BB_TYPE_11B) { | |
2681 | if (pDevice->uConnectionRate >= RATE_11M) { | |
2682 | pDevice->wCurrentRate = RATE_11M; | |
2683 | } else { | |
3eaca0d2 | 2684 | pDevice->wCurrentRate = (u16)pDevice->uConnectionRate; |
92b96797 FB |
2685 | } |
2686 | } else { | |
2687 | if ((pDevice->byBBType == BB_TYPE_11A) && | |
2688 | (pDevice->uConnectionRate <= RATE_6M)) { | |
2689 | pDevice->wCurrentRate = RATE_6M; | |
2690 | } else { | |
2691 | if (pDevice->uConnectionRate >= RATE_54M) | |
2692 | pDevice->wCurrentRate = RATE_54M; | |
2693 | else | |
3eaca0d2 | 2694 | pDevice->wCurrentRate = (u16)pDevice->uConnectionRate; |
92b96797 FB |
2695 | } |
2696 | } | |
2697 | } | |
2698 | else { | |
2699 | pDevice->wCurrentRate = pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate; | |
2700 | } | |
2701 | ||
92b96797 | 2702 | if (wKeepRate != pDevice->wCurrentRate) { |
0cbd8d98 | 2703 | bScheduleCommand((void *) pDevice, WLAN_CMD_SETPOWER, NULL); |
92b96797 FB |
2704 | } |
2705 | ||
2706 | if (pDevice->wCurrentRate <= RATE_11M) | |
2707 | byPktType = PK_TYPE_11B; | |
2708 | ||
abad19d0 AM |
2709 | BytesToWrite = uDataLen + ETH_FCS_LEN; |
2710 | ||
92b96797 FB |
2711 | // Convert the packet to an usb frame and copy into our buffer |
2712 | // and send the irp. | |
2713 | ||
d0a2b8fa MP |
2714 | pTX_Buffer = (struct vnt_tx_buffer *)&pContext->Data[0]; |
2715 | ||
92b96797 | 2716 | fConvertedPacket = s_bPacketToWirelessUsb(pDevice, byPktType, |
d0a2b8fa | 2717 | pTX_Buffer, bNeedEncryption, |
92b96797 FB |
2718 | uDataLen, TYPE_AC0DMA, &pDevice->sTxEthHeader, |
2719 | pbySkbData, pTransmitKey, uNodeIndex, | |
2720 | pDevice->wCurrentRate, | |
2721 | &uHeaderLen, &BytesToWrite | |
2722 | ); | |
2723 | ||
e269fc2d AM |
2724 | if (fConvertedPacket == false) { |
2725 | pContext->bBoolInUse = false; | |
2726 | return false; | |
92b96797 FB |
2727 | } |
2728 | ||
b902fbfe | 2729 | pTX_Buffer->byPKTNO = (u8) (((pDevice->wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F)); |
3eaca0d2 | 2730 | pTX_Buffer->wTxByteCount = (u16)BytesToWrite; |
92b96797 FB |
2731 | |
2732 | pContext->pPacket = NULL; | |
2733 | pContext->Type = CONTEXT_DATA_PACKET; | |
3eaca0d2 | 2734 | pContext->uBufLen = (u16)BytesToWrite + 4 ; //USB header |
92b96797 | 2735 | |
ceb8c5da | 2736 | s_vSaveTxPktInfo(pDevice, (u8) (pTX_Buffer->byPKTNO & 0x0F), &(pContext->sEthHeader.h_dest[0]), (u16) (BytesToWrite-uHeaderLen), pTX_Buffer->wFIFOCtl); |
92b96797 FB |
2737 | |
2738 | status = PIPEnsSendBulkOut(pDevice,pContext); | |
2739 | ||
4e9b5e2b | 2740 | return true; |
92b96797 FB |
2741 | } |
2742 |