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Merge branch 'core-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...
[mirror_ubuntu-bionic-kernel.git] / drivers / staging / rtl8192e / rtl819x_HTProc.c
CommitLineData
94a79942
LF		 1/******************************************************************************
2 * Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved.
3 *
4 * This program is distributed in the hope that it will be useful, but WITHOUT
5 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
6 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
7 * more details.
8 *
94a79942
LF		 9 * The full GNU General Public License is included in this distribution in the
10 * file called LICENSE.
11 *
12 * Contact Information:
13 * wlanfae <wlanfae@realtek.com>
14******************************************************************************/
15#include "rtllib.h"
16#include "rtl819x_HT.h"
831cb9db
LF		 17u8 MCS_FILTER_ALL[16] = {
18 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
19 0xff, 0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
20};
21
22u8 MCS_FILTER_1SS[16] = {
23 0xff, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00,
24 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}
25;
26
27u16 MCS_DATA_RATE[2][2][77] = {
28 {{13, 26, 39, 52, 78, 104, 117, 130, 26, 52, 78, 104, 156, 208, 234,
29 260, 39, 78, 117, 234, 312, 351, 390, 52, 104, 156, 208, 312, 416,
30 468, 520, 0, 78, 104, 130, 117, 156, 195, 104, 130, 130, 156, 182,
31 182, 208, 156, 195, 195, 234, 273, 273, 312, 130, 156, 181, 156,
32 181, 208, 234, 208, 234, 260, 260, 286, 195, 234, 273, 234, 273,
31f1c464 33 312, 351, 312, 351, 390, 390, 429},
831cb9db
LF		 34 {14, 29, 43, 58, 87, 116, 130, 144, 29, 58, 87, 116, 173, 231, 260, 289,
35 43, 87, 130, 173, 260, 347, 390, 433, 58, 116, 173, 231, 347, 462, 520,
36 578, 0, 87, 116, 144, 130, 173, 217, 116, 144, 144, 173, 202, 202, 231,
37 173, 217, 217, 260, 303, 303, 347, 144, 173, 202, 173, 202, 231, 260,
38 231, 260, 289, 289, 318, 217, 260, 303, 260, 303, 347, 390, 347, 390,
31f1c464 39 433, 433, 477} },
831cb9db
LF		 40 {{27, 54, 81, 108, 162, 216, 243, 270, 54, 108, 162, 216, 324, 432, 486,
41 540, 81, 162, 243, 324, 486, 648, 729, 810, 108, 216, 324, 432, 648,
42 864, 972, 1080, 12, 162, 216, 270, 243, 324, 405, 216, 270, 270, 324,
43 378, 378, 432, 324, 405, 405, 486, 567, 567, 648, 270, 324, 378, 324,
44 378, 432, 486, 432, 486, 540, 540, 594, 405, 486, 567, 486, 567, 648,
45 729, 648, 729, 810, 810, 891},
46 {30, 60, 90, 120, 180, 240, 270, 300, 60, 120, 180, 240, 360, 480, 540,
47 600, 90, 180, 270, 360, 540, 720, 810, 900, 120, 240, 360, 480, 720,
48 960, 1080, 1200, 13, 180, 240, 300, 270, 360, 450, 240, 300, 300, 360,
49 420, 420, 480, 360, 450, 450, 540, 630, 630, 720, 300, 360, 420, 360,
50 420, 480, 540, 480, 540, 600, 600, 660, 450, 540, 630, 540, 630, 720,
51 810, 720, 810, 900, 900, 990} }
52};
94a79942
LF		 53
54static u8 UNKNOWN_BORADCOM[3] = {0x00, 0x14, 0xbf};
831cb9db 55
94a79942 56static u8 LINKSYSWRT330_LINKSYSWRT300_BROADCOM[3] = {0x00, 0x1a, 0x70};
831cb9db 57
94a79942 58static u8 LINKSYSWRT350_LINKSYSWRT150_BROADCOM[3] = {0x00, 0x1d, 0x7e};
831cb9db 59
94a79942 60static u8 BELKINF5D8233V1_RALINK[3] = {0x00, 0x17, 0x3f};
831cb9db 61
94a79942 62static u8 BELKINF5D82334V3_RALINK[3] = {0x00, 0x1c, 0xdf};
831cb9db 63
94a79942 64static u8 PCI_RALINK[3] = {0x00, 0x90, 0xcc};
831cb9db 65
94a79942 66static u8 EDIMAX_RALINK[3] = {0x00, 0x0e, 0x2e};
831cb9db 67
94a79942 68static u8 AIRLINK_RALINK[3] = {0x00, 0x18, 0x02};
831cb9db 69
94a79942 70static u8 DLINK_ATHEROS_1[3] = {0x00, 0x1c, 0xf0};
831cb9db 71
94a79942 72static u8 DLINK_ATHEROS_2[3] = {0x00, 0x21, 0x91};
831cb9db 73
94a79942 74static u8 CISCO_BROADCOM[3] = {0x00, 0x17, 0x94};
831cb9db 75
94a79942 76static u8 LINKSYS_MARVELL_4400N[3] = {0x00, 0x14, 0xa4};
831cb9db
LF		 77
78void HTUpdateDefaultSetting(struct rtllib_device *ieee)
94a79942 79{
7796d93e 80 struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
94a79942 81
94a79942
LF		 82 pHTInfo->bAcceptAddbaReq = 1;
83
831cb9db
LF		 84 pHTInfo->bRegShortGI20MHz = 1;
85 pHTInfo->bRegShortGI40MHz = 1;
94a79942
LF		 86
87 pHTInfo->bRegBW40MHz = 1;
88
89 if (pHTInfo->bRegBW40MHz)
90 pHTInfo->bRegSuppCCK = 1;
91 else
92 pHTInfo->bRegSuppCCK = true;
93
94 pHTInfo->nAMSDU_MaxSize = 7935UL;
95 pHTInfo->bAMSDU_Support = 0;
96
97 pHTInfo->bAMPDUEnable = 1;
98 pHTInfo->AMPDU_Factor = 2;
99 pHTInfo->MPDU_Density = 0;
100
101 pHTInfo->SelfMimoPs = 3;
102 if (pHTInfo->SelfMimoPs == 2)
103 pHTInfo->SelfMimoPs = 3;
104 ieee->bTxDisableRateFallBack = 0;
105 ieee->bTxUseDriverAssingedRate = 0;
106
107 ieee->bTxEnableFwCalcDur = 1;
108
109 pHTInfo->bRegRT2RTAggregation = 1;
110
111 pHTInfo->bRegRxReorderEnable = 1;
112 pHTInfo->RxReorderWinSize = 64;
113 pHTInfo->RxReorderPendingTime = 30;
94a79942 114}
831cb9db 115
e0c84c1c 116static u16 HTMcsToDataRate(struct rtllib_device *ieee, u8 nMcsRate)
94a79942 117{
7796d93e 118 struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
94a79942 119
831cb9db
LF		 120 u8 is40MHz = (pHTInfo->bCurBW40MHz) ? 1 : 0;
121 u8 isShortGI = (pHTInfo->bCurBW40MHz) ?
122 ((pHTInfo->bCurShortGI40MHz) ? 1 : 0) :
123 ((pHTInfo->bCurShortGI20MHz) ? 1 : 0);
124 return MCS_DATA_RATE[is40MHz][isShortGI][(nMcsRate & 0x7f)];
94a79942
LF		 125}
126
831cb9db 127u16 TxCountToDataRate(struct rtllib_device *ieee, u8 nDataRate)
94a79942 128{
831cb9db
LF		 129 u16 CCKOFDMRate[12] = {0x02, 0x04, 0x0b, 0x16, 0x0c, 0x12, 0x18,
130 0x24, 0x30, 0x48, 0x60, 0x6c};
94a79942
LF		 131 u8 is40MHz = 0;
132 u8 isShortGI = 0;
133
285b7c00 134 if (nDataRate < 12)
94a79942 135 return CCKOFDMRate[nDataRate];
285b7c00
MK		 136 if (nDataRate >= 0x10 && nDataRate <= 0x1f) {
137 is40MHz = 0;
138 isShortGI = 0;
139 } else if (nDataRate >= 0x20 && nDataRate <= 0x2f) {
140 is40MHz = 1;
141 isShortGI = 0;
142 } else if (nDataRate >= 0x30 && nDataRate <= 0x3f) {
143 is40MHz = 0;
144 isShortGI = 1;
145 } else if (nDataRate >= 0x40 && nDataRate <= 0x4f) {
146 is40MHz = 1;
147 isShortGI = 1;
94a79942 148 }
285b7c00 149 return MCS_DATA_RATE[is40MHz][isShortGI][nDataRate&0xf];
94a79942
LF		 150}
151
831cb9db 152bool IsHTHalfNmodeAPs(struct rtllib_device *ieee)
94a79942
LF		 153{
154 bool retValue = false;
831cb9db
LF		 155 struct rtllib_network *net = &ieee->current_network;
156
157 if ((memcmp(net->bssid, BELKINF5D8233V1_RALINK, 3) == 0) ||
158 (memcmp(net->bssid, BELKINF5D82334V3_RALINK, 3) == 0) ||
159 (memcmp(net->bssid, PCI_RALINK, 3) == 0) ||
160 (memcmp(net->bssid, EDIMAX_RALINK, 3) == 0) ||
161 (memcmp(net->bssid, AIRLINK_RALINK, 3) == 0) ||
162 (net->ralink_cap_exist))
163 retValue = true;
164 else if (!memcmp(net->bssid, UNKNOWN_BORADCOM, 3) ||
165 !memcmp(net->bssid, LINKSYSWRT330_LINKSYSWRT300_BROADCOM, 3) ||
166 !memcmp(net->bssid, LINKSYSWRT350_LINKSYSWRT150_BROADCOM, 3) ||
167 (net->broadcom_cap_exist))
94a79942 168 retValue = true;
94a79942
LF		 169 else if (net->bssht.bdRT2RTAggregation)
170 retValue = true;
171 else
172 retValue = false;
173
174 return retValue;
175}
176
ec0dc6be 177static void HTIOTPeerDetermine(struct rtllib_device *ieee)
94a79942 178{
7796d93e 179 struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
831cb9db 180 struct rtllib_network *net = &ieee->current_network;
3a6b70c3 181
831cb9db 182 if (net->bssht.bdRT2RTAggregation) {
94a79942 183 pHTInfo->IOTPeer = HT_IOT_PEER_REALTEK;
831cb9db 184 if (net->bssht.RT2RT_HT_Mode & RT_HT_CAP_USE_92SE)
94a79942 185 pHTInfo->IOTPeer = HT_IOT_PEER_REALTEK_92SE;
831cb9db 186 if (net->bssht.RT2RT_HT_Mode & RT_HT_CAP_USE_SOFTAP)
94a79942 187 pHTInfo->IOTPeer = HT_IOT_PEER_92U_SOFTAP;
831cb9db 188 } else if (net->broadcom_cap_exist)
94a79942 189 pHTInfo->IOTPeer = HT_IOT_PEER_BROADCOM;
831cb9db
LF		 190 else if (!memcmp(net->bssid, UNKNOWN_BORADCOM, 3) ||
191 !memcmp(net->bssid, LINKSYSWRT330_LINKSYSWRT300_BROADCOM, 3) ||
192 !memcmp(net->bssid, LINKSYSWRT350_LINKSYSWRT150_BROADCOM, 3))
94a79942 193 pHTInfo->IOTPeer = HT_IOT_PEER_BROADCOM;
831cb9db
LF		 194 else if ((memcmp(net->bssid, BELKINF5D8233V1_RALINK, 3) == 0) ||
195 (memcmp(net->bssid, BELKINF5D82334V3_RALINK, 3) == 0) ||
196 (memcmp(net->bssid, PCI_RALINK, 3) == 0) ||
197 (memcmp(net->bssid, EDIMAX_RALINK, 3) == 0) ||
198 (memcmp(net->bssid, AIRLINK_RALINK, 3) == 0) ||
199 net->ralink_cap_exist)
94a79942 200 pHTInfo->IOTPeer = HT_IOT_PEER_RALINK;
831cb9db
LF		 201 else if ((net->atheros_cap_exist) ||
202 (memcmp(net->bssid, DLINK_ATHEROS_1, 3) == 0) ||
94a79942
LF		 203 (memcmp(net->bssid, DLINK_ATHEROS_2, 3) == 0))
204 pHTInfo->IOTPeer = HT_IOT_PEER_ATHEROS;
831cb9db
LF		 205 else if ((memcmp(net->bssid, CISCO_BROADCOM, 3) == 0) ||
206 net->cisco_cap_exist)
94a79942
LF		 207 pHTInfo->IOTPeer = HT_IOT_PEER_CISCO;
208 else if ((memcmp(net->bssid, LINKSYS_MARVELL_4400N, 3) == 0) ||
209 net->marvell_cap_exist)
210 pHTInfo->IOTPeer = HT_IOT_PEER_MARVELL;
211 else if (net->airgo_cap_exist)
212 pHTInfo->IOTPeer = HT_IOT_PEER_AIRGO;
213 else
214 pHTInfo->IOTPeer = HT_IOT_PEER_UNKNOWN;
215
b94436b5 216 netdev_dbg(ieee->dev, "IOTPEER: %x\n", pHTInfo->IOTPeer);
94a79942
LF		 217}
218
ec0dc6be 219static u8 HTIOTActIsDisableMCS14(struct rtllib_device *ieee, u8 *PeerMacAddr)
94a79942
LF		 220{
221 return 0;
831cb9db 222}
94a79942
LF		 223
224
ec0dc6be 225static bool HTIOTActIsDisableMCS15(struct rtllib_device *ieee)
94a79942 226{
e623d0f3 227 return false;
94a79942
LF		 228}
229
ec0dc6be 230static bool HTIOTActIsDisableMCSTwoSpatialStream(struct rtllib_device *ieee)
94a79942 231{
831cb9db 232 return false;
94a79942
LF		 233}
234
35e33b04
MK		 235static u8 HTIOTActIsDisableEDCATurbo(struct rtllib_device *ieee,
236 u8 *PeerMacAddr)
94a79942
LF		 237{
238 return false;
239}
240
ec0dc6be
LF		 241static u8 HTIOTActIsMgntUseCCK6M(struct rtllib_device *ieee,
242 struct rtllib_network *network)
94a79942
LF		 243{
244 u8 retValue = 0;
245
246
94a79942 247 if (ieee->pHTInfo->IOTPeer == HT_IOT_PEER_BROADCOM)
94a79942 248 retValue = 1;
94a79942
LF		 249
250 return retValue;
251}
252
ec0dc6be 253static u8 HTIOTActIsCCDFsync(struct rtllib_device *ieee)
94a79942
LF		 254{
255 u8 retValue = 0;
831cb9db 256
94a79942 257 if (ieee->pHTInfo->IOTPeer == HT_IOT_PEER_BROADCOM)
94a79942 258 retValue = 1;
94a79942
LF		 259 return retValue;
260}
261
ec0dc6be 262static void HTIOTActDetermineRaFunc(struct rtllib_device *ieee, bool bPeerRx2ss)
94a79942 263{
7796d93e 264 struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
3a6b70c3 265
94a79942
LF		 266 pHTInfo->IOTRaFunc &= HT_IOT_RAFUNC_DISABLE_ALL;
267
268 if (pHTInfo->IOTPeer == HT_IOT_PEER_RALINK && !bPeerRx2ss)
269 pHTInfo->IOTRaFunc |= HT_IOT_RAFUNC_PEER_1R;
270
271 if (pHTInfo->IOTAction & HT_IOT_ACT_AMSDU_ENABLE)
272 pHTInfo->IOTRaFunc |= HT_IOT_RAFUNC_TX_AMSDU;
273
274}
275
831cb9db 276void HTResetIOTSetting(struct rt_hi_throughput *pHTInfo)
94a79942
LF		 277{
278 pHTInfo->IOTAction = 0;
279 pHTInfo->IOTPeer = HT_IOT_PEER_UNKNOWN;
280 pHTInfo->IOTRaFunc = 0;
281}
282
831cb9db
LF		 283void HTConstructCapabilityElement(struct rtllib_device *ieee, u8 *posHTCap,
284 u8 *len, u8 IsEncrypt, bool bAssoc)
94a79942 285{
7796d93e 286 struct rt_hi_throughput *pHT = ieee->pHTInfo;
e92b71d5 287 struct ht_capab_ele *pCapELE = NULL;
94a79942 288
831cb9db 289 if ((posHTCap == NULL) || (pHT == NULL)) {
11e672c3
MK		 290 netdev_warn(ieee->dev,
291 "%s(): posHTCap and pHTInfo are null\n", __func__);
94a79942
LF		 292 return;
293 }
294 memset(posHTCap, 0, *len);
295
831cb9db 296 if ((bAssoc) && (pHT->ePeerHTSpecVer == HT_SPEC_VER_EWC)) {
94a79942 297 u8 EWC11NHTCap[] = {0x00, 0x90, 0x4c, 0x33};
3a6b70c3 298
94a79942 299 memcpy(posHTCap, EWC11NHTCap, sizeof(EWC11NHTCap));
e92b71d5 300 pCapELE = (struct ht_capab_ele *)&(posHTCap[4]);
94a79942 301 *len = 30 + 2;
831cb9db 302 } else {
e92b71d5 303 pCapELE = (struct ht_capab_ele *)posHTCap;
94a79942
LF		 304 *len = 26 + 2;
305 }
306
307 pCapELE->AdvCoding = 0;
308 if (ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev))
309 pCapELE->ChlWidth = 0;
310 else
831cb9db 311 pCapELE->ChlWidth = (pHT->bRegBW40MHz ? 1 : 0);
94a79942
LF		 312
313 pCapELE->MimoPwrSave = pHT->SelfMimoPs;
314 pCapELE->GreenField = 0;
315 pCapELE->ShortGI20Mhz = 1;
316 pCapELE->ShortGI40Mhz = 1;
317
318 pCapELE->TxSTBC = 1;
94a79942
LF		 319 pCapELE->RxSTBC = 0;
320 pCapELE->DelayBA = 0;
831cb9db
LF		 321 pCapELE->MaxAMSDUSize = (MAX_RECEIVE_BUFFER_SIZE >= 7935) ? 1 : 0;
322 pCapELE->DssCCk = ((pHT->bRegBW40MHz) ? (pHT->bRegSuppCCK ? 1 : 0) : 0);
323 pCapELE->PSMP = 0;
324 pCapELE->LSigTxopProtect = 0;
94a79942
LF		 325
326
b94436b5
MK		 327 netdev_dbg(ieee->dev,
328 "TX HT cap/info ele BW=%d MaxAMSDUSize:%d DssCCk:%d\n",
329 pCapELE->ChlWidth, pCapELE->MaxAMSDUSize, pCapELE->DssCCk);
94a79942 330
831cb9db 331 if (IsEncrypt) {
94a79942
LF		 332 pCapELE->MPDUDensity = 7;
333 pCapELE->MaxRxAMPDUFactor = 2;
831cb9db 334 } else {
94a79942
LF		 335 pCapELE->MaxRxAMPDUFactor = 3;
336 pCapELE->MPDUDensity = 0;
337 }
338
339 memcpy(pCapELE->MCS, ieee->Regdot11HTOperationalRateSet, 16);
340 memset(&pCapELE->ExtHTCapInfo, 0, 2);
341 memset(pCapELE->TxBFCap, 0, 4);
342
343 pCapELE->ASCap = 0;
344
345 if (bAssoc) {
346 if (pHT->IOTAction & HT_IOT_ACT_DISABLE_MCS15)
347 pCapELE->MCS[1] &= 0x7f;
348
349 if (pHT->IOTAction & HT_IOT_ACT_DISABLE_MCS14)
350 pCapELE->MCS[1] &= 0xbf;
351
352 if (pHT->IOTAction & HT_IOT_ACT_DISABLE_ALL_2SS)
353 pCapELE->MCS[1] &= 0x00;
354
355 if (pHT->IOTAction & HT_IOT_ACT_DISABLE_RX_40MHZ_SHORT_GI)
356 pCapELE->ShortGI40Mhz = 0;
357
831cb9db 358 if (ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev)) {
94a79942 359 pCapELE->ChlWidth = 0;
94a79942
LF		 360 pCapELE->MCS[1] = 0;
361 }
362 }
94a79942 363}
831cb9db
LF		 364
365void HTConstructInfoElement(struct rtllib_device *ieee, u8 *posHTInfo,
366 u8 *len, u8 IsEncrypt)
94a79942 367{
7796d93e 368 struct rt_hi_throughput *pHT = ieee->pHTInfo;
407e998e 369 struct ht_info_ele *pHTInfoEle = (struct ht_info_ele *)posHTInfo;
3a6b70c3 370
831cb9db 371 if ((posHTInfo == NULL) || (pHTInfoEle == NULL)) {
11e672c3
MK		 372 netdev_warn(ieee->dev,
373 "%s(): posHTInfo and pHTInfoEle are null\n",
374 __func__);
94a79942
LF		 375 return;
376 }
377
378 memset(posHTInfo, 0, *len);
831cb9db
LF		 379 if ((ieee->iw_mode == IW_MODE_ADHOC) ||
380 (ieee->iw_mode == IW_MODE_MASTER)) {
94a79942 381 pHTInfoEle->ControlChl = ieee->current_network.channel;
831cb9db
LF		 382 pHTInfoEle->ExtChlOffset = ((pHT->bRegBW40MHz == false) ?
383 HT_EXTCHNL_OFFSET_NO_EXT :
384 (ieee->current_network.channel <= 6)
385 ? HT_EXTCHNL_OFFSET_UPPER :
386 HT_EXTCHNL_OFFSET_LOWER);
94a79942 387 pHTInfoEle->RecommemdedTxWidth = pHT->bRegBW40MHz;
831cb9db 388 pHTInfoEle->RIFS = 0;
94a79942
LF		 389 pHTInfoEle->PSMPAccessOnly = 0;
390 pHTInfoEle->SrvIntGranularity = 0;
831cb9db 391 pHTInfoEle->OptMode = pHT->CurrentOpMode;
94a79942
LF		 392 pHTInfoEle->NonGFDevPresent = 0;
393 pHTInfoEle->DualBeacon = 0;
394 pHTInfoEle->SecondaryBeacon = 0;
395 pHTInfoEle->LSigTxopProtectFull = 0;
831cb9db
LF		 396 pHTInfoEle->PcoActive = 0;
397 pHTInfoEle->PcoPhase = 0;
94a79942
LF		 398
399 memset(pHTInfoEle->BasicMSC, 0, 16);
400
401
402 *len = 22 + 2;
403
831cb9db 404 } else {
94a79942
LF		 405 *len = 0;
406 }
94a79942
LF		 407}
408
831cb9db
LF		 409void HTConstructRT2RTAggElement(struct rtllib_device *ieee, u8 *posRT2RTAgg,
410 u8 *len)
94a79942
LF		 411{
412 if (posRT2RTAgg == NULL) {
11e672c3 413 netdev_warn(ieee->dev, "%s(): posRT2RTAgg is null\n", __func__);
94a79942
LF		 414 return;
415 }
416 memset(posRT2RTAgg, 0, *len);
417 *posRT2RTAgg++ = 0x00;
418 *posRT2RTAgg++ = 0xe0;
419 *posRT2RTAgg++ = 0x4c;
420 *posRT2RTAgg++ = 0x02;
421 *posRT2RTAgg++ = 0x01;
422
94a79942 423 *posRT2RTAgg = 0x30;
94a79942 424
831cb9db 425 if (ieee->bSupportRemoteWakeUp)
94a79942 426 *posRT2RTAgg |= RT_HT_CAP_USE_WOW;
94a79942
LF		 427
428 *len = 6 + 2;
94a79942
LF		 429}
430
ec0dc6be 431static u8 HT_PickMCSRate(struct rtllib_device *ieee, u8 *pOperateMCS)
94a79942 432{
831cb9db 433 u8 i;
3a6b70c3 434
831cb9db 435 if (pOperateMCS == NULL) {
11e672c3 436 netdev_warn(ieee->dev, "%s(): pOperateMCS is null\n", __func__);
94a79942
LF		 437 return false;
438 }
439
440 switch (ieee->mode) {
441 case IEEE_A:
442 case IEEE_B:
443 case IEEE_G:
831cb9db
LF		 444 for (i = 0; i <= 15; i++)
445 pOperateMCS[i] = 0;
94a79942
LF		 446 break;
447 case IEEE_N_24G:
448 case IEEE_N_5G:
831cb9db
LF		 449 pOperateMCS[0] &= RATE_ADPT_1SS_MASK;
450 pOperateMCS[1] &= RATE_ADPT_2SS_MASK;
451 pOperateMCS[3] &= RATE_ADPT_MCS32_MASK;
94a79942
LF		 452 break;
453 default:
454 break;
455
456 }
457
458 return true;
459}
460
831cb9db
LF		 461u8 HTGetHighestMCSRate(struct rtllib_device *ieee, u8 *pMCSRateSet,
462 u8 *pMCSFilter)
94a79942
LF		 463{
464 u8 i, j;
465 u8 bitMap;
466 u8 mcsRate = 0;
467 u8 availableMcsRate[16];
3a6b70c3 468
831cb9db 469 if (pMCSRateSet == NULL || pMCSFilter == NULL) {
11e672c3
MK		 470 netdev_warn(ieee->dev,
471 "%s(): pMCSRateSet and pMCSFilter are null\n",
472 __func__);
94a79942
LF		 473 return false;
474 }
831cb9db 475 for (i = 0; i < 16; i++)
94a79942
LF		 476 availableMcsRate[i] = pMCSRateSet[i] & pMCSFilter[i];
477
831cb9db 478 for (i = 0; i < 16; i++) {
94a79942
LF		 479 if (availableMcsRate[i] != 0)
480 break;
481 }
482 if (i == 16)
483 return false;
484
831cb9db
LF		 485 for (i = 0; i < 16; i++) {
486 if (availableMcsRate[i] != 0) {
94a79942 487 bitMap = availableMcsRate[i];
831cb9db
LF		 488 for (j = 0; j < 8; j++) {
489 if ((bitMap%2) != 0) {
490 if (HTMcsToDataRate(ieee, (8*i+j)) >
491 HTMcsToDataRate(ieee, mcsRate))
94a79942
LF		 492 mcsRate = (8*i+j);
493 }
be31fed4 494 bitMap >>= 1;
94a79942
LF		 495 }
496 }
497 }
831cb9db 498 return mcsRate | 0x80;
94a79942
LF		 499}
500
e0c84c1c
MK		 501static u8 HTFilterMCSRate(struct rtllib_device *ieee, u8 *pSupportMCS,
502 u8 *pOperateMCS)
94a79942
LF		 503{
504
831cb9db 505 u8 i;
94a79942 506
831cb9db
LF		 507 for (i = 0; i <= 15; i++)
508 pOperateMCS[i] = ieee->Regdot11TxHTOperationalRateSet[i] &
509 pSupportMCS[i];
94a79942
LF		 510
511 HT_PickMCSRate(ieee, pOperateMCS);
512
513 if (ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev))
514 pOperateMCS[1] = 0;
515
831cb9db 516 for (i = 2; i <= 15; i++)
94a79942
LF		 517 pOperateMCS[i] = 0;
518
519 return true;
520}
831cb9db
LF		 521
522void HTSetConnectBwMode(struct rtllib_device *ieee,
523 enum ht_channel_width Bandwidth,
524 enum ht_extchnl_offset Offset);
525
94a79942
LF		 526void HTOnAssocRsp(struct rtllib_device *ieee)
527{
7796d93e 528 struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
e92b71d5 529 struct ht_capab_ele *pPeerHTCap = NULL;
407e998e 530 struct ht_info_ele *pPeerHTInfo = NULL;
831cb9db
LF		 531 u16 nMaxAMSDUSize = 0;
532 u8 *pMcsFilter = NULL;
94a79942 533
831cb9db
LF		 534 static u8 EWC11NHTCap[] = {0x00, 0x90, 0x4c, 0x33};
535 static u8 EWC11NHTInfo[] = {0x00, 0x90, 0x4c, 0x34};
94a79942 536
831cb9db 537 if (pHTInfo->bCurrentHTSupport == false) {
11e672c3 538 netdev_warn(ieee->dev, "%s(): HT_DISABLE\n", __func__);
94a79942
LF		 539 return;
540 }
b94436b5 541 netdev_dbg(ieee->dev, "%s(): HT_ENABLE\n", __func__);
94a79942 542
831cb9db 543 if (!memcmp(pHTInfo->PeerHTCapBuf, EWC11NHTCap, sizeof(EWC11NHTCap)))
e92b71d5 544 pPeerHTCap = (struct ht_capab_ele *)(&pHTInfo->PeerHTCapBuf[4]);
94a79942 545 else
e92b71d5 546 pPeerHTCap = (struct ht_capab_ele *)(pHTInfo->PeerHTCapBuf);
94a79942
LF		 547
548 if (!memcmp(pHTInfo->PeerHTInfoBuf, EWC11NHTInfo, sizeof(EWC11NHTInfo)))
831cb9db
LF		 549 pPeerHTInfo = (struct ht_info_ele *)
550 (&pHTInfo->PeerHTInfoBuf[4]);
94a79942 551 else
407e998e 552 pPeerHTInfo = (struct ht_info_ele *)(pHTInfo->PeerHTInfoBuf);
94a79942 553
72321415
MK		 554
555#ifdef VERBOSE_DEBUG
556 print_hex_dump_bytes("HTOnAssocRsp(): ", DUMP_PREFIX_NONE,
557 pPeerHTCap, sizeof(struct ht_capab_ele));
558#endif
831cb9db
LF		 559 HTSetConnectBwMode(ieee, (enum ht_channel_width)(pPeerHTCap->ChlWidth),
560 (enum ht_extchnl_offset)(pPeerHTInfo->ExtChlOffset));
561 pHTInfo->bCurTxBW40MHz = ((pPeerHTInfo->RecommemdedTxWidth == 1) ?
562 true : false);
94a79942 563
831cb9db
LF		 564 pHTInfo->bCurShortGI20MHz = ((pHTInfo->bRegShortGI20MHz) ?
565 ((pPeerHTCap->ShortGI20Mhz == 1) ?
566 true : false) : false);
567 pHTInfo->bCurShortGI40MHz = ((pHTInfo->bRegShortGI40MHz) ?
568 ((pPeerHTCap->ShortGI40Mhz == 1) ?
569 true : false) : false);
94a79942 570
831cb9db
LF		 571 pHTInfo->bCurSuppCCK = ((pHTInfo->bRegSuppCCK) ?
572 ((pPeerHTCap->DssCCk == 1) ? true :
573 false) : false);
94a79942
LF		 574
575
576 pHTInfo->bCurrent_AMSDU_Support = pHTInfo->bAMSDU_Support;
577
831cb9db 578 nMaxAMSDUSize = (pPeerHTCap->MaxAMSDUSize == 0) ? 3839 : 7935;
94a79942 579
831cb9db 580 if (pHTInfo->nAMSDU_MaxSize > nMaxAMSDUSize)
94a79942
LF		 581 pHTInfo->nCurrent_AMSDU_MaxSize = nMaxAMSDUSize;
582 else
583 pHTInfo->nCurrent_AMSDU_MaxSize = pHTInfo->nAMSDU_MaxSize;
584
585 pHTInfo->bCurrentAMPDUEnable = pHTInfo->bAMPDUEnable;
586 if (ieee->rtllib_ap_sec_type &&
831cb9db
LF		 587 (ieee->rtllib_ap_sec_type(ieee)&(SEC_ALG_WEP|SEC_ALG_TKIP))) {
588 if ((pHTInfo->IOTPeer == HT_IOT_PEER_ATHEROS) ||
589 (pHTInfo->IOTPeer == HT_IOT_PEER_UNKNOWN))
94a79942
LF		 590 pHTInfo->bCurrentAMPDUEnable = false;
591 }
592
831cb9db 593 if (!pHTInfo->bRegRT2RTAggregation) {
94a79942 594 if (pHTInfo->AMPDU_Factor > pPeerHTCap->MaxRxAMPDUFactor)
831cb9db
LF		 595 pHTInfo->CurrentAMPDUFactor =
596 pPeerHTCap->MaxRxAMPDUFactor;
94a79942
LF		 597 else
598 pHTInfo->CurrentAMPDUFactor = pHTInfo->AMPDU_Factor;
599
600 } else {
831cb9db
LF		 601 if (ieee->current_network.bssht.bdRT2RTAggregation) {
602 if (ieee->pairwise_key_type != KEY_TYPE_NA)
603 pHTInfo->CurrentAMPDUFactor =
604 pPeerHTCap->MaxRxAMPDUFactor;
94a79942
LF		 605 else
606 pHTInfo->CurrentAMPDUFactor = HT_AGG_SIZE_64K;
831cb9db 607 } else {
94a79942 608 if (pPeerHTCap->MaxRxAMPDUFactor < HT_AGG_SIZE_32K)
831cb9db
LF		 609 pHTInfo->CurrentAMPDUFactor =
610 pPeerHTCap->MaxRxAMPDUFactor;
94a79942
LF		 611 else
612 pHTInfo->CurrentAMPDUFactor = HT_AGG_SIZE_32K;
613 }
614 }
615 if (pHTInfo->MPDU_Density > pPeerHTCap->MPDUDensity)
616 pHTInfo->CurrentMPDUDensity = pHTInfo->MPDU_Density;
617 else
618 pHTInfo->CurrentMPDUDensity = pPeerHTCap->MPDUDensity;
831cb9db 619 if (pHTInfo->IOTAction & HT_IOT_ACT_TX_USE_AMSDU_8K) {
94a79942
LF		 620 pHTInfo->bCurrentAMPDUEnable = false;
621 pHTInfo->ForcedAMSDUMode = HT_AGG_FORCE_ENABLE;
622 pHTInfo->ForcedAMSDUMaxSize = 7935;
623 }
624 pHTInfo->bCurRxReorderEnable = pHTInfo->bRegRxReorderEnable;
625
626 if (pPeerHTCap->MCS[0] == 0)
627 pPeerHTCap->MCS[0] = 0xff;
628
831cb9db 629 HTIOTActDetermineRaFunc(ieee, ((pPeerHTCap->MCS[1]) != 0));
94a79942
LF		 630
631 HTFilterMCSRate(ieee, pPeerHTCap->MCS, ieee->dot11HTOperationalRateSet);
632
633 pHTInfo->PeerMimoPs = pPeerHTCap->MimoPwrSave;
634 if (pHTInfo->PeerMimoPs == MIMO_PS_STATIC)
635 pMcsFilter = MCS_FILTER_1SS;
636 else
637 pMcsFilter = MCS_FILTER_ALL;
831cb9db
LF		 638 ieee->HTHighestOperaRate = HTGetHighestMCSRate(ieee,
639 ieee->dot11HTOperationalRateSet, pMcsFilter);
94a79942
LF		 640 ieee->HTCurrentOperaRate = ieee->HTHighestOperaRate;
641
642 pHTInfo->CurrentOpMode = pPeerHTInfo->OptMode;
94a79942
LF		 643}
644
831cb9db 645void HTInitializeHTInfo(struct rtllib_device *ieee)
94a79942 646{
7796d93e 647 struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
94a79942 648
b94436b5 649 netdev_vdbg(ieee->dev, "%s()\n", __func__);
94a79942
LF		 650 pHTInfo->bCurrentHTSupport = false;
651
652 pHTInfo->bCurBW40MHz = false;
653 pHTInfo->bCurTxBW40MHz = false;
654
655 pHTInfo->bCurShortGI20MHz = false;
656 pHTInfo->bCurShortGI40MHz = false;
657 pHTInfo->bForcedShortGI = false;
658
659 pHTInfo->bCurSuppCCK = true;
660
661 pHTInfo->bCurrent_AMSDU_Support = false;
662 pHTInfo->nCurrent_AMSDU_MaxSize = pHTInfo->nAMSDU_MaxSize;
663 pHTInfo->CurrentMPDUDensity = pHTInfo->MPDU_Density;
664 pHTInfo->CurrentAMPDUFactor = pHTInfo->AMPDU_Factor;
665
831cb9db
LF		 666 memset((void *)(&(pHTInfo->SelfHTCap)), 0,
667 sizeof(pHTInfo->SelfHTCap));
668 memset((void *)(&(pHTInfo->SelfHTInfo)), 0,
669 sizeof(pHTInfo->SelfHTInfo));
670 memset((void *)(&(pHTInfo->PeerHTCapBuf)), 0,
671 sizeof(pHTInfo->PeerHTCapBuf));
672 memset((void *)(&(pHTInfo->PeerHTInfoBuf)), 0,
673 sizeof(pHTInfo->PeerHTInfoBuf));
94a79942
LF		 674
675 pHTInfo->bSwBwInProgress = false;
94a79942
LF		 676
677 pHTInfo->ePeerHTSpecVer = HT_SPEC_VER_IEEE;
678
679 pHTInfo->bCurrentRT2RTAggregation = false;
680 pHTInfo->bCurrentRT2RTLongSlotTime = false;
bb9a7b3f 681 pHTInfo->RT2RT_HT_Mode = (enum rt_ht_capability)0;
94a79942
LF		 682
683 pHTInfo->IOTPeer = 0;
684 pHTInfo->IOTAction = 0;
685 pHTInfo->IOTRaFunc = 0;
686
687 {
831cb9db 688 u8 *RegHTSuppRateSets = &(ieee->RegHTSuppRateSet[0]);
3a6b70c3 689
94a79942
LF		 690 RegHTSuppRateSets[0] = 0xFF;
691 RegHTSuppRateSets[1] = 0xFF;
692 RegHTSuppRateSets[4] = 0x01;
693 }
694}
831cb9db 695
a15e76ad 696void HTInitializeBssDesc(struct bss_ht *pBssHT)
94a79942
LF		 697{
698
699 pBssHT->bdSupportHT = false;
700 memset(pBssHT->bdHTCapBuf, 0, sizeof(pBssHT->bdHTCapBuf));
701 pBssHT->bdHTCapLen = 0;
702 memset(pBssHT->bdHTInfoBuf, 0, sizeof(pBssHT->bdHTInfoBuf));
703 pBssHT->bdHTInfoLen = 0;
704
831cb9db 705 pBssHT->bdHTSpecVer = HT_SPEC_VER_IEEE;
94a79942
LF		 706
707 pBssHT->bdRT2RTAggregation = false;
708 pBssHT->bdRT2RTLongSlotTime = false;
bb9a7b3f 709 pBssHT->RT2RT_HT_Mode = (enum rt_ht_capability)0;
94a79942
LF		 710}
711
831cb9db
LF		 712void HTResetSelfAndSavePeerSetting(struct rtllib_device *ieee,
713 struct rtllib_network *pNetwork)
94a79942 714{
7796d93e 715 struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
94a79942
LF		 716 u8 bIOTAction = 0;
717
b94436b5 718 netdev_vdbg(ieee->dev, "%s()\n", __func__);
831cb9db 719 /* unmark bEnableHT flag here is the same reason why unmarked in
14b40d92
MK		 720 * function rtllib_softmac_new_net. WB 2008.09.10
721 */
831cb9db 722 if (pNetwork->bssht.bdSupportHT) {
94a79942
LF		 723 pHTInfo->bCurrentHTSupport = true;
724 pHTInfo->ePeerHTSpecVer = pNetwork->bssht.bdHTSpecVer;
725
831cb9db
LF		 726 if (pNetwork->bssht.bdHTCapLen > 0 &&
727 pNetwork->bssht.bdHTCapLen <= sizeof(pHTInfo->PeerHTCapBuf))
728 memcpy(pHTInfo->PeerHTCapBuf,
729 pNetwork->bssht.bdHTCapBuf,
730 pNetwork->bssht.bdHTCapLen);
731
732 if (pNetwork->bssht.bdHTInfoLen > 0 &&
733 pNetwork->bssht.bdHTInfoLen <=
734 sizeof(pHTInfo->PeerHTInfoBuf))
735 memcpy(pHTInfo->PeerHTInfoBuf,
736 pNetwork->bssht.bdHTInfoBuf,
737 pNetwork->bssht.bdHTInfoLen);
738
739 if (pHTInfo->bRegRT2RTAggregation) {
740 pHTInfo->bCurrentRT2RTAggregation =
741 pNetwork->bssht.bdRT2RTAggregation;
742 pHTInfo->bCurrentRT2RTLongSlotTime =
743 pNetwork->bssht.bdRT2RTLongSlotTime;
94a79942 744 pHTInfo->RT2RT_HT_Mode = pNetwork->bssht.RT2RT_HT_Mode;
831cb9db 745 } else {
94a79942
LF		 746 pHTInfo->bCurrentRT2RTAggregation = false;
747 pHTInfo->bCurrentRT2RTLongSlotTime = false;
bb9a7b3f 748 pHTInfo->RT2RT_HT_Mode = (enum rt_ht_capability)0;
94a79942
LF		 749 }
750
751 HTIOTPeerDetermine(ieee);
752
753 pHTInfo->IOTAction = 0;
754 bIOTAction = HTIOTActIsDisableMCS14(ieee, pNetwork->bssid);
755 if (bIOTAction)
756 pHTInfo->IOTAction |= HT_IOT_ACT_DISABLE_MCS14;
757
758 bIOTAction = HTIOTActIsDisableMCS15(ieee);
759 if (bIOTAction)
760 pHTInfo->IOTAction |= HT_IOT_ACT_DISABLE_MCS15;
761
762 bIOTAction = HTIOTActIsDisableMCSTwoSpatialStream(ieee);
763 if (bIOTAction)
764 pHTInfo->IOTAction |= HT_IOT_ACT_DISABLE_ALL_2SS;
765
766
767 bIOTAction = HTIOTActIsDisableEDCATurbo(ieee, pNetwork->bssid);
768 if (bIOTAction)
769 pHTInfo->IOTAction |= HT_IOT_ACT_DISABLE_EDCA_TURBO;
770
831cb9db 771 bIOTAction = HTIOTActIsMgntUseCCK6M(ieee, pNetwork);
94a79942
LF		 772 if (bIOTAction)
773 pHTInfo->IOTAction |= HT_IOT_ACT_MGNT_USE_CCK_6M;
94a79942
LF		 774 bIOTAction = HTIOTActIsCCDFsync(ieee);
775 if (bIOTAction)
776 pHTInfo->IOTAction |= HT_IOT_ACT_CDD_FSYNC;
94a79942
LF		 777 } else {
778 pHTInfo->bCurrentHTSupport = false;
779 pHTInfo->bCurrentRT2RTAggregation = false;
780 pHTInfo->bCurrentRT2RTLongSlotTime = false;
bb9a7b3f 781 pHTInfo->RT2RT_HT_Mode = (enum rt_ht_capability)0;
94a79942
LF		 782
783 pHTInfo->IOTAction = 0;
784 pHTInfo->IOTRaFunc = 0;
785 }
94a79942
LF		 786}
787
976d5341
SM		 788void HT_update_self_and_peer_setting(struct rtllib_device *ieee,
789 struct rtllib_network *pNetwork)
94a79942 790{
7796d93e 791 struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
831cb9db
LF		 792 struct ht_info_ele *pPeerHTInfo =
793 (struct ht_info_ele *)pNetwork->bssht.bdHTInfoBuf;
94a79942 794
831cb9db 795 if (pHTInfo->bCurrentHTSupport) {
94a79942
LF		 796 if (pNetwork->bssht.bdHTInfoLen != 0)
797 pHTInfo->CurrentOpMode = pPeerHTInfo->OptMode;
94a79942
LF		 798 }
799}
976d5341 800EXPORT_SYMBOL(HT_update_self_and_peer_setting);
94a79942 801
831cb9db 802void HTUseDefaultSetting(struct rtllib_device *ieee)
94a79942 803{
7796d93e 804 struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
94a79942 805
cb762154 806 if (pHTInfo->bEnableHT) {
94a79942
LF		 807 pHTInfo->bCurrentHTSupport = true;
808 pHTInfo->bCurSuppCCK = pHTInfo->bRegSuppCCK;
809
810 pHTInfo->bCurBW40MHz = pHTInfo->bRegBW40MHz;
831cb9db 811 pHTInfo->bCurShortGI20MHz = pHTInfo->bRegShortGI20MHz;
94a79942 812
831cb9db 813 pHTInfo->bCurShortGI40MHz = pHTInfo->bRegShortGI40MHz;
94a79942
LF		 814
815 if (ieee->iw_mode == IW_MODE_ADHOC)
831cb9db
LF		 816 ieee->current_network.qos_data.active =
817 ieee->current_network.qos_data.supported;
94a79942
LF		 818 pHTInfo->bCurrent_AMSDU_Support = pHTInfo->bAMSDU_Support;
819 pHTInfo->nCurrent_AMSDU_MaxSize = pHTInfo->nAMSDU_MaxSize;
820
821 pHTInfo->bCurrentAMPDUEnable = pHTInfo->bAMPDUEnable;
822 pHTInfo->CurrentAMPDUFactor = pHTInfo->AMPDU_Factor;
823
824 pHTInfo->CurrentMPDUDensity = pHTInfo->CurrentMPDUDensity;
825
831cb9db
LF		 826 HTFilterMCSRate(ieee, ieee->Regdot11TxHTOperationalRateSet,
827 ieee->dot11HTOperationalRateSet);
828 ieee->HTHighestOperaRate = HTGetHighestMCSRate(ieee,
829 ieee->dot11HTOperationalRateSet,
830 MCS_FILTER_ALL);
94a79942
LF		 831 ieee->HTCurrentOperaRate = ieee->HTHighestOperaRate;
832
cb762154 833 } else {
94a79942
LF		 834 pHTInfo->bCurrentHTSupport = false;
835 }
94a79942 836}
cb762154 837
831cb9db 838u8 HTCCheck(struct rtllib_device *ieee, u8 *pFrame)
94a79942 839{
831cb9db
LF		 840 if (ieee->pHTInfo->bCurrentHTSupport) {
841 if ((IsQoSDataFrame(pFrame) && Frame_Order(pFrame)) == 1) {
b94436b5 842 netdev_dbg(ieee->dev, "HT CONTROL FILED EXIST!!\n");
94a79942
LF		 843 return true;
844 }
845 }
846 return false;
847}
848
ec0dc6be 849static void HTSetConnectBwModeCallback(struct rtllib_device *ieee)
831cb9db
LF		 850{
851 struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
852
b94436b5
MK		 853 netdev_vdbg(ieee->dev, "%s()\n", __func__);
854
831cb9db
LF		 855 if (pHTInfo->bCurBW40MHz) {
856 if (pHTInfo->CurSTAExtChnlOffset == HT_EXTCHNL_OFFSET_UPPER)
857 ieee->set_chan(ieee->dev,
858 ieee->current_network.channel + 2);
859 else if (pHTInfo->CurSTAExtChnlOffset ==
860 HT_EXTCHNL_OFFSET_LOWER)
861 ieee->set_chan(ieee->dev,
862 ieee->current_network.channel - 2);
863 else
864 ieee->set_chan(ieee->dev,
865 ieee->current_network.channel);
866
867 ieee->SetBWModeHandler(ieee->dev, HT_CHANNEL_WIDTH_20_40,
868 pHTInfo->CurSTAExtChnlOffset);
869 } else {
870 ieee->set_chan(ieee->dev, ieee->current_network.channel);
871 ieee->SetBWModeHandler(ieee->dev, HT_CHANNEL_WIDTH_20,
872 HT_EXTCHNL_OFFSET_NO_EXT);
873 }
874
875 pHTInfo->bSwBwInProgress = false;
876}
877
878void HTSetConnectBwMode(struct rtllib_device *ieee,
879 enum ht_channel_width Bandwidth,
880 enum ht_extchnl_offset Offset)
94a79942 881{
7796d93e 882 struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
94a79942
LF		 883
884 if (pHTInfo->bRegBW40MHz == false)
885 return;
886
887 if (ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev))
831cb9db 888 Bandwidth = HT_CHANNEL_WIDTH_20;
94a79942
LF		 889
890 if (pHTInfo->bSwBwInProgress) {
43446728 891 pr_info("%s: bSwBwInProgress!!\n", __func__);
94a79942
LF		 892 return;
893 }
831cb9db
LF		 894 if (Bandwidth == HT_CHANNEL_WIDTH_20_40) {
895 if (ieee->current_network.channel < 2 &&
896 Offset == HT_EXTCHNL_OFFSET_LOWER)
94a79942 897 Offset = HT_EXTCHNL_OFFSET_NO_EXT;
831cb9db
LF		 898 if (Offset == HT_EXTCHNL_OFFSET_UPPER ||
899 Offset == HT_EXTCHNL_OFFSET_LOWER) {
94a79942
LF		 900 pHTInfo->bCurBW40MHz = true;
901 pHTInfo->CurSTAExtChnlOffset = Offset;
902 } else {
903 pHTInfo->bCurBW40MHz = false;
904 pHTInfo->CurSTAExtChnlOffset = HT_EXTCHNL_OFFSET_NO_EXT;
905 }
906 } else {
907 pHTInfo->bCurBW40MHz = false;
908 pHTInfo->CurSTAExtChnlOffset = HT_EXTCHNL_OFFSET_NO_EXT;
909 }
910
43446728 911 pr_info("%s():pHTInfo->bCurBW40MHz:%x\n", __func__,
831cb9db 912 pHTInfo->bCurBW40MHz);
94a79942
LF		 913
914 pHTInfo->bSwBwInProgress = true;
915
916 HTSetConnectBwModeCallback(ieee);
94a79942 917}
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