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Staging: rtl8192e: rtl819x_HTProc: fixed missing blank space
[linux-block.git] / drivers / staging / rtl8192e / rtl819x_HTProc.c
CommitLineData
18056f34
GKH		 1// SPDX-License-Identifier: GPL-2.0
2/*
94a79942
LF		 3 * Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved.
4 *
18056f34
GKH		 5 * Contact Information: wlanfae <wlanfae@realtek.com>
6 */
94a79942
LF		 7#include "rtllib.h"
8#include "rtl819x_HT.h"
831cb9db
LF		 9u8 MCS_FILTER_ALL[16] = {
10 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
11 0xff, 0x1f, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
12};
13
14u8 MCS_FILTER_1SS[16] = {
15 0xff, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00,
16 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}
17;
18
19u16 MCS_DATA_RATE[2][2][77] = {
20 {{13, 26, 39, 52, 78, 104, 117, 130, 26, 52, 78, 104, 156, 208, 234,
21 260, 39, 78, 117, 234, 312, 351, 390, 52, 104, 156, 208, 312, 416,
22 468, 520, 0, 78, 104, 130, 117, 156, 195, 104, 130, 130, 156, 182,
23 182, 208, 156, 195, 195, 234, 273, 273, 312, 130, 156, 181, 156,
24 181, 208, 234, 208, 234, 260, 260, 286, 195, 234, 273, 234, 273,
31f1c464 25 312, 351, 312, 351, 390, 390, 429},
831cb9db
LF		 26 {14, 29, 43, 58, 87, 116, 130, 144, 29, 58, 87, 116, 173, 231, 260, 289,
27 43, 87, 130, 173, 260, 347, 390, 433, 58, 116, 173, 231, 347, 462, 520,
28 578, 0, 87, 116, 144, 130, 173, 217, 116, 144, 144, 173, 202, 202, 231,
29 173, 217, 217, 260, 303, 303, 347, 144, 173, 202, 173, 202, 231, 260,
30 231, 260, 289, 289, 318, 217, 260, 303, 260, 303, 347, 390, 347, 390,
31f1c464 31 433, 433, 477} },
831cb9db
LF		 32 {{27, 54, 81, 108, 162, 216, 243, 270, 54, 108, 162, 216, 324, 432, 486,
33 540, 81, 162, 243, 324, 486, 648, 729, 810, 108, 216, 324, 432, 648,
34 864, 972, 1080, 12, 162, 216, 270, 243, 324, 405, 216, 270, 270, 324,
35 378, 378, 432, 324, 405, 405, 486, 567, 567, 648, 270, 324, 378, 324,
36 378, 432, 486, 432, 486, 540, 540, 594, 405, 486, 567, 486, 567, 648,
37 729, 648, 729, 810, 810, 891},
38 {30, 60, 90, 120, 180, 240, 270, 300, 60, 120, 180, 240, 360, 480, 540,
39 600, 90, 180, 270, 360, 540, 720, 810, 900, 120, 240, 360, 480, 720,
40 960, 1080, 1200, 13, 180, 240, 300, 270, 360, 450, 240, 300, 300, 360,
41 420, 420, 480, 360, 450, 450, 540, 630, 630, 720, 300, 360, 420, 360,
42 420, 480, 540, 480, 540, 600, 600, 660, 450, 540, 630, 540, 630, 720,
43 810, 720, 810, 900, 900, 990} }
44};
94a79942
LF		 45
46static u8 UNKNOWN_BORADCOM[3] = {0x00, 0x14, 0xbf};
831cb9db 47
94a79942 48static u8 LINKSYSWRT330_LINKSYSWRT300_BROADCOM[3] = {0x00, 0x1a, 0x70};
831cb9db 49
94a79942 50static u8 LINKSYSWRT350_LINKSYSWRT150_BROADCOM[3] = {0x00, 0x1d, 0x7e};
831cb9db 51
94a79942 52static u8 BELKINF5D8233V1_RALINK[3] = {0x00, 0x17, 0x3f};
831cb9db 53
94a79942 54static u8 BELKINF5D82334V3_RALINK[3] = {0x00, 0x1c, 0xdf};
831cb9db 55
94a79942 56static u8 PCI_RALINK[3] = {0x00, 0x90, 0xcc};
831cb9db 57
94a79942 58static u8 EDIMAX_RALINK[3] = {0x00, 0x0e, 0x2e};
831cb9db 59
94a79942 60static u8 AIRLINK_RALINK[3] = {0x00, 0x18, 0x02};
831cb9db 61
94a79942 62static u8 DLINK_ATHEROS_1[3] = {0x00, 0x1c, 0xf0};
831cb9db 63
94a79942 64static u8 DLINK_ATHEROS_2[3] = {0x00, 0x21, 0x91};
831cb9db 65
94a79942 66static u8 CISCO_BROADCOM[3] = {0x00, 0x17, 0x94};
831cb9db 67
94a79942 68static u8 LINKSYS_MARVELL_4400N[3] = {0x00, 0x14, 0xa4};
831cb9db
LF		 69
70void HTUpdateDefaultSetting(struct rtllib_device *ieee)
94a79942 71{
7796d93e 72 struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
a6f100aa 73
831cb9db
LF		 74 pHTInfo->bRegShortGI20MHz = 1;
75 pHTInfo->bRegShortGI40MHz = 1;
94a79942
LF		 76
77 pHTInfo->bRegBW40MHz = 1;
78
79 if (pHTInfo->bRegBW40MHz)
80 pHTInfo->bRegSuppCCK = 1;
81 else
82 pHTInfo->bRegSuppCCK = true;
83
84 pHTInfo->nAMSDU_MaxSize = 7935UL;
85 pHTInfo->bAMSDU_Support = 0;
86
87 pHTInfo->bAMPDUEnable = 1;
88 pHTInfo->AMPDU_Factor = 2;
89 pHTInfo->MPDU_Density = 0;
90
be13eda5
PH		 91 pHTInfo->self_mimo_ps = 3;
92 if (pHTInfo->self_mimo_ps == 2)
93 pHTInfo->self_mimo_ps = 3;
94a79942
LF		 94 ieee->bTxDisableRateFallBack = 0;
95 ieee->bTxUseDriverAssingedRate = 0;
96
97 ieee->bTxEnableFwCalcDur = 1;
98
27dd3f00 99 pHTInfo->reg_rt2rt_aggregation = 1;
94a79942 100
55bce0ae 101 pHTInfo->reg_rx_reorder_enable = 1;
155c89f1
PH		 102 pHTInfo->rx_reorder_win_size = 64;
103 pHTInfo->rx_reorder_pending_time = 30;
94a79942 104}
831cb9db 105
e0c84c1c 106static u16 HTMcsToDataRate(struct rtllib_device *ieee, u8 nMcsRate)
94a79942 107{
7796d93e 108 struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
94a79942 109
831cb9db
LF		 110 u8 is40MHz = (pHTInfo->bCurBW40MHz) ? 1 : 0;
111 u8 isShortGI = (pHTInfo->bCurBW40MHz) ?
112 ((pHTInfo->bCurShortGI40MHz) ? 1 : 0) :
113 ((pHTInfo->bCurShortGI20MHz) ? 1 : 0);
114 return MCS_DATA_RATE[is40MHz][isShortGI][(nMcsRate & 0x7f)];
94a79942
LF		 115}
116
831cb9db 117u16 TxCountToDataRate(struct rtllib_device *ieee, u8 nDataRate)
94a79942 118{
831cb9db
LF		 119 u16 CCKOFDMRate[12] = {0x02, 0x04, 0x0b, 0x16, 0x0c, 0x12, 0x18,
120 0x24, 0x30, 0x48, 0x60, 0x6c};
94a79942
LF		 121 u8 is40MHz = 0;
122 u8 isShortGI = 0;
123
285b7c00 124 if (nDataRate < 12)
94a79942 125 return CCKOFDMRate[nDataRate];
285b7c00
MK		 126 if (nDataRate >= 0x10 && nDataRate <= 0x1f) {
127 is40MHz = 0;
128 isShortGI = 0;
129 } else if (nDataRate >= 0x20 && nDataRate <= 0x2f) {
130 is40MHz = 1;
131 isShortGI = 0;
132 } else if (nDataRate >= 0x30 && nDataRate <= 0x3f) {
133 is40MHz = 0;
134 isShortGI = 1;
135 } else if (nDataRate >= 0x40 && nDataRate <= 0x4f) {
136 is40MHz = 1;
137 isShortGI = 1;
94a79942 138 }
3cc112a0 139 return MCS_DATA_RATE[is40MHz][isShortGI][nDataRate & 0xf];
94a79942
LF		 140}
141
831cb9db 142bool IsHTHalfNmodeAPs(struct rtllib_device *ieee)
94a79942
LF		 143{
144 bool retValue = false;
831cb9db
LF		 145 struct rtllib_network *net = &ieee->current_network;
146
147 if ((memcmp(net->bssid, BELKINF5D8233V1_RALINK, 3) == 0) ||
148 (memcmp(net->bssid, BELKINF5D82334V3_RALINK, 3) == 0) ||
149 (memcmp(net->bssid, PCI_RALINK, 3) == 0) ||
150 (memcmp(net->bssid, EDIMAX_RALINK, 3) == 0) ||
151 (memcmp(net->bssid, AIRLINK_RALINK, 3) == 0) ||
152 (net->ralink_cap_exist))
153 retValue = true;
154 else if (!memcmp(net->bssid, UNKNOWN_BORADCOM, 3) ||
155 !memcmp(net->bssid, LINKSYSWRT330_LINKSYSWRT300_BROADCOM, 3) ||
156 !memcmp(net->bssid, LINKSYSWRT350_LINKSYSWRT150_BROADCOM, 3) ||
157 (net->broadcom_cap_exist))
94a79942 158 retValue = true;
3f1f39fb 159 else if (net->bssht.bd_rt2rt_aggregation)
94a79942
LF		 160 retValue = true;
161 else
162 retValue = false;
163
164 return retValue;
165}
166
ec0dc6be 167static void HTIOTPeerDetermine(struct rtllib_device *ieee)
94a79942 168{
7796d93e 169 struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
831cb9db 170 struct rtllib_network *net = &ieee->current_network;
3a6b70c3 171
3f1f39fb 172 if (net->bssht.bd_rt2rt_aggregation) {
94a79942 173 pHTInfo->IOTPeer = HT_IOT_PEER_REALTEK;
6628c674 174 if (net->bssht.rt2rt_ht_mode & RT_HT_CAP_USE_92SE)
94a79942 175 pHTInfo->IOTPeer = HT_IOT_PEER_REALTEK_92SE;
6628c674 176 if (net->bssht.rt2rt_ht_mode & RT_HT_CAP_USE_SOFTAP)
94a79942 177 pHTInfo->IOTPeer = HT_IOT_PEER_92U_SOFTAP;
8b5b1b81 178 } else if (net->broadcom_cap_exist) {
94a79942 179 pHTInfo->IOTPeer = HT_IOT_PEER_BROADCOM;
8b5b1b81 180 } else if (!memcmp(net->bssid, UNKNOWN_BORADCOM, 3) ||
831cb9db 181 !memcmp(net->bssid, LINKSYSWRT330_LINKSYSWRT300_BROADCOM, 3) ||
8b5b1b81 182 !memcmp(net->bssid, LINKSYSWRT350_LINKSYSWRT150_BROADCOM, 3)) {
94a79942 183 pHTInfo->IOTPeer = HT_IOT_PEER_BROADCOM;
8b5b1b81 184 } else if ((memcmp(net->bssid, BELKINF5D8233V1_RALINK, 3) == 0) ||
831cb9db
LF		 185 (memcmp(net->bssid, BELKINF5D82334V3_RALINK, 3) == 0) ||
186 (memcmp(net->bssid, PCI_RALINK, 3) == 0) ||
187 (memcmp(net->bssid, EDIMAX_RALINK, 3) == 0) ||
188 (memcmp(net->bssid, AIRLINK_RALINK, 3) == 0) ||
8b5b1b81 189 net->ralink_cap_exist) {
94a79942 190 pHTInfo->IOTPeer = HT_IOT_PEER_RALINK;
8b5b1b81 191 } else if ((net->atheros_cap_exist) ||
831cb9db 192 (memcmp(net->bssid, DLINK_ATHEROS_1, 3) == 0) ||
8b5b1b81 193 (memcmp(net->bssid, DLINK_ATHEROS_2, 3) == 0)) {
94a79942 194 pHTInfo->IOTPeer = HT_IOT_PEER_ATHEROS;
8b5b1b81
EV		 195 } else if ((memcmp(net->bssid, CISCO_BROADCOM, 3) == 0) ||
196 net->cisco_cap_exist) {
94a79942 197 pHTInfo->IOTPeer = HT_IOT_PEER_CISCO;
8b5b1b81
EV		 198 } else if ((memcmp(net->bssid, LINKSYS_MARVELL_4400N, 3) == 0) ||
199 net->marvell_cap_exist) {
94a79942 200 pHTInfo->IOTPeer = HT_IOT_PEER_MARVELL;
8b5b1b81 201 } else if (net->airgo_cap_exist) {
94a79942 202 pHTInfo->IOTPeer = HT_IOT_PEER_AIRGO;
8b5b1b81 203 } else {
94a79942 204 pHTInfo->IOTPeer = HT_IOT_PEER_UNKNOWN;
8b5b1b81 205 }
94a79942 206
b94436b5 207 netdev_dbg(ieee->dev, "IOTPEER: %x\n", pHTInfo->IOTPeer);
94a79942
LF		 208}
209
ec0dc6be 210static u8 HTIOTActIsDisableMCS14(struct rtllib_device *ieee, u8 *PeerMacAddr)
94a79942
LF		 211{
212 return 0;
831cb9db 213}
94a79942 214
ec0dc6be 215static bool HTIOTActIsDisableMCS15(struct rtllib_device *ieee)
94a79942 216{
e623d0f3 217 return false;
94a79942
LF		 218}
219
ec0dc6be 220static bool HTIOTActIsDisableMCSTwoSpatialStream(struct rtllib_device *ieee)
94a79942 221{
831cb9db 222 return false;
94a79942
LF		 223}
224
35e33b04
MK		 225static u8 HTIOTActIsDisableEDCATurbo(struct rtllib_device *ieee,
226 u8 *PeerMacAddr)
94a79942
LF		 227{
228 return false;
229}
230
ec0dc6be
LF		 231static u8 HTIOTActIsMgntUseCCK6M(struct rtllib_device *ieee,
232 struct rtllib_network *network)
94a79942
LF		 233{
234 u8 retValue = 0;
235
94a79942 236 if (ieee->pHTInfo->IOTPeer == HT_IOT_PEER_BROADCOM)
94a79942 237 retValue = 1;
94a79942
LF		 238
239 return retValue;
240}
241
ec0dc6be 242static u8 HTIOTActIsCCDFsync(struct rtllib_device *ieee)
94a79942
LF		 243{
244 u8 retValue = 0;
831cb9db 245
94a79942 246 if (ieee->pHTInfo->IOTPeer == HT_IOT_PEER_BROADCOM)
94a79942 247 retValue = 1;
94a79942
LF		 248 return retValue;
249}
250
ec0dc6be 251static void HTIOTActDetermineRaFunc(struct rtllib_device *ieee, bool bPeerRx2ss)
94a79942 252{
7796d93e 253 struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
3a6b70c3 254
9c63f133 255 pHTInfo->iot_ra_func &= HT_IOT_RAFUNC_DISABLE_ALL;
94a79942
LF		 256
257 if (pHTInfo->IOTPeer == HT_IOT_PEER_RALINK && !bPeerRx2ss)
9c63f133 258 pHTInfo->iot_ra_func |= HT_IOT_RAFUNC_PEER_1R;
94a79942 259
9c63f133
PH		 260 if (pHTInfo->iot_action & HT_IOT_ACT_AMSDU_ENABLE)
261 pHTInfo->iot_ra_func |= HT_IOT_RAFUNC_TX_AMSDU;
94a79942
LF		 262}
263
831cb9db 264void HTResetIOTSetting(struct rt_hi_throughput *pHTInfo)
94a79942 265{
9c63f133 266 pHTInfo->iot_action = 0;
94a79942 267 pHTInfo->IOTPeer = HT_IOT_PEER_UNKNOWN;
9c63f133 268 pHTInfo->iot_ra_func = 0;
94a79942
LF		 269}
270
831cb9db
LF		 271void HTConstructCapabilityElement(struct rtllib_device *ieee, u8 *posHTCap,
272 u8 *len, u8 IsEncrypt, bool bAssoc)
94a79942 273{
7796d93e 274 struct rt_hi_throughput *pHT = ieee->pHTInfo;
e92b71d5 275 struct ht_capab_ele *pCapELE = NULL;
94a79942 276
84b45d4f 277 if (!posHTCap || !pHT) {
11e672c3
MK		 278 netdev_warn(ieee->dev,
279 "%s(): posHTCap and pHTInfo are null\n", __func__);
94a79942
LF		 280 return;
281 }
282 memset(posHTCap, 0, *len);
283
831cb9db 284 if ((bAssoc) && (pHT->ePeerHTSpecVer == HT_SPEC_VER_EWC)) {
94a79942 285 u8 EWC11NHTCap[] = {0x00, 0x90, 0x4c, 0x33};
3a6b70c3 286
94a79942 287 memcpy(posHTCap, EWC11NHTCap, sizeof(EWC11NHTCap));
e92b71d5 288 pCapELE = (struct ht_capab_ele *)&(posHTCap[4]);
94a79942 289 *len = 30 + 2;
831cb9db 290 } else {
e92b71d5 291 pCapELE = (struct ht_capab_ele *)posHTCap;
94a79942
LF		 292 *len = 26 + 2;
293 }
294
295 pCapELE->AdvCoding = 0;
296 if (ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev))
297 pCapELE->ChlWidth = 0;
298 else
831cb9db 299 pCapELE->ChlWidth = (pHT->bRegBW40MHz ? 1 : 0);
94a79942 300
be13eda5 301 pCapELE->MimoPwrSave = pHT->self_mimo_ps;
94a79942
LF		 302 pCapELE->GreenField = 0;
303 pCapELE->ShortGI20Mhz = 1;
304 pCapELE->ShortGI40Mhz = 1;
305
306 pCapELE->TxSTBC = 1;
94a79942
LF		 307 pCapELE->RxSTBC = 0;
308 pCapELE->DelayBA = 0;
831cb9db
LF		 309 pCapELE->MaxAMSDUSize = (MAX_RECEIVE_BUFFER_SIZE >= 7935) ? 1 : 0;
310 pCapELE->DssCCk = ((pHT->bRegBW40MHz) ? (pHT->bRegSuppCCK ? 1 : 0) : 0);
311 pCapELE->PSMP = 0;
312 pCapELE->LSigTxopProtect = 0;
94a79942 313
b94436b5
MK		 314 netdev_dbg(ieee->dev,
315 "TX HT cap/info ele BW=%d MaxAMSDUSize:%d DssCCk:%d\n",
316 pCapELE->ChlWidth, pCapELE->MaxAMSDUSize, pCapELE->DssCCk);
94a79942 317
831cb9db 318 if (IsEncrypt) {
94a79942
LF		 319 pCapELE->MPDUDensity = 7;
320 pCapELE->MaxRxAMPDUFactor = 2;
831cb9db 321 } else {
94a79942
LF		 322 pCapELE->MaxRxAMPDUFactor = 3;
323 pCapELE->MPDUDensity = 0;
324 }
325
326 memcpy(pCapELE->MCS, ieee->Regdot11HTOperationalRateSet, 16);
327 memset(&pCapELE->ExtHTCapInfo, 0, 2);
328 memset(pCapELE->TxBFCap, 0, 4);
329
330 pCapELE->ASCap = 0;
331
332 if (bAssoc) {
9c63f133 333 if (pHT->iot_action & HT_IOT_ACT_DISABLE_MCS15)
94a79942
LF		 334 pCapELE->MCS[1] &= 0x7f;
335
9c63f133 336 if (pHT->iot_action & HT_IOT_ACT_DISABLE_MCS14)
94a79942
LF		 337 pCapELE->MCS[1] &= 0xbf;
338
9c63f133 339 if (pHT->iot_action & HT_IOT_ACT_DISABLE_ALL_2SS)
94a79942
LF		 340 pCapELE->MCS[1] &= 0x00;
341
9c63f133 342 if (pHT->iot_action & HT_IOT_ACT_DISABLE_RX_40MHZ_SHORT_GI)
94a79942
LF		 343 pCapELE->ShortGI40Mhz = 0;
344
831cb9db 345 if (ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev)) {
94a79942 346 pCapELE->ChlWidth = 0;
94a79942
LF		 347 pCapELE->MCS[1] = 0;
348 }
349 }
94a79942 350}
831cb9db
LF		 351
352void HTConstructInfoElement(struct rtllib_device *ieee, u8 *posHTInfo,
353 u8 *len, u8 IsEncrypt)
94a79942 354{
7796d93e 355 struct rt_hi_throughput *pHT = ieee->pHTInfo;
407e998e 356 struct ht_info_ele *pHTInfoEle = (struct ht_info_ele *)posHTInfo;
3a6b70c3 357
84b45d4f 358 if (!posHTInfo || !pHTInfoEle) {
11e672c3
MK		 359 netdev_warn(ieee->dev,
360 "%s(): posHTInfo and pHTInfoEle are null\n",
361 __func__);
94a79942
LF		 362 return;
363 }
364
365 memset(posHTInfo, 0, *len);
831cb9db
LF		 366 if ((ieee->iw_mode == IW_MODE_ADHOC) ||
367 (ieee->iw_mode == IW_MODE_MASTER)) {
94a79942 368 pHTInfoEle->ControlChl = ieee->current_network.channel;
e785e87b 369 pHTInfoEle->ExtChlOffset = ((!pHT->bRegBW40MHz) ?
831cb9db
LF		 370 HT_EXTCHNL_OFFSET_NO_EXT :
371 (ieee->current_network.channel <= 6)
372 ? HT_EXTCHNL_OFFSET_UPPER :
373 HT_EXTCHNL_OFFSET_LOWER);
94a79942 374 pHTInfoEle->RecommemdedTxWidth = pHT->bRegBW40MHz;
831cb9db 375 pHTInfoEle->RIFS = 0;
94a79942
LF		 376 pHTInfoEle->PSMPAccessOnly = 0;
377 pHTInfoEle->SrvIntGranularity = 0;
be13eda5 378 pHTInfoEle->OptMode = pHT->current_op_mode;
94a79942
LF		 379 pHTInfoEle->NonGFDevPresent = 0;
380 pHTInfoEle->DualBeacon = 0;
381 pHTInfoEle->SecondaryBeacon = 0;
382 pHTInfoEle->LSigTxopProtectFull = 0;
831cb9db
LF		 383 pHTInfoEle->PcoActive = 0;
384 pHTInfoEle->PcoPhase = 0;
94a79942
LF		 385
386 memset(pHTInfoEle->BasicMSC, 0, 16);
387
94a79942
LF		 388 *len = 22 + 2;
389
831cb9db 390 } else {
94a79942
LF		 391 *len = 0;
392 }
94a79942
LF		 393}
394
831cb9db
LF		 395void HTConstructRT2RTAggElement(struct rtllib_device *ieee, u8 *posRT2RTAgg,
396 u8 *len)
94a79942 397{
84b45d4f 398 if (!posRT2RTAgg) {
11e672c3 399 netdev_warn(ieee->dev, "%s(): posRT2RTAgg is null\n", __func__);
94a79942
LF		 400 return;
401 }
402 memset(posRT2RTAgg, 0, *len);
403 *posRT2RTAgg++ = 0x00;
404 *posRT2RTAgg++ = 0xe0;
405 *posRT2RTAgg++ = 0x4c;
406 *posRT2RTAgg++ = 0x02;
407 *posRT2RTAgg++ = 0x01;
408
94a79942 409 *posRT2RTAgg = 0x30;
94a79942 410
831cb9db 411 if (ieee->bSupportRemoteWakeUp)
94a79942 412 *posRT2RTAgg |= RT_HT_CAP_USE_WOW;
94a79942
LF		 413
414 *len = 6 + 2;
94a79942
LF		 415}
416
ec0dc6be 417static u8 HT_PickMCSRate(struct rtllib_device *ieee, u8 *pOperateMCS)
94a79942 418{
831cb9db 419 u8 i;
3a6b70c3 420
84b45d4f 421 if (!pOperateMCS) {
11e672c3 422 netdev_warn(ieee->dev, "%s(): pOperateMCS is null\n", __func__);
94a79942
LF		 423 return false;
424 }
425
426 switch (ieee->mode) {
427 case IEEE_A:
428 case IEEE_B:
429 case IEEE_G:
831cb9db
LF		 430 for (i = 0; i <= 15; i++)
431 pOperateMCS[i] = 0;
94a79942
LF		 432 break;
433 case IEEE_N_24G:
434 case IEEE_N_5G:
831cb9db
LF		 435 pOperateMCS[0] &= RATE_ADPT_1SS_MASK;
436 pOperateMCS[1] &= RATE_ADPT_2SS_MASK;
437 pOperateMCS[3] &= RATE_ADPT_MCS32_MASK;
94a79942
LF		 438 break;
439 default:
440 break;
94a79942
LF		 441 }
442
443 return true;
444}
445
831cb9db
LF		 446u8 HTGetHighestMCSRate(struct rtllib_device *ieee, u8 *pMCSRateSet,
447 u8 *pMCSFilter)
94a79942
LF		 448{
449 u8 i, j;
450 u8 bitMap;
451 u8 mcsRate = 0;
452 u8 availableMcsRate[16];
3a6b70c3 453
84b45d4f 454 if (!pMCSRateSet || !pMCSFilter) {
11e672c3
MK		 455 netdev_warn(ieee->dev,
456 "%s(): pMCSRateSet and pMCSFilter are null\n",
457 __func__);
94a79942
LF		 458 return false;
459 }
831cb9db 460 for (i = 0; i < 16; i++)
94a79942
LF		 461 availableMcsRate[i] = pMCSRateSet[i] & pMCSFilter[i];
462
831cb9db 463 for (i = 0; i < 16; i++) {
94a79942
LF		 464 if (availableMcsRate[i] != 0)
465 break;
466 }
467 if (i == 16)
468 return false;
469
831cb9db
LF		 470 for (i = 0; i < 16; i++) {
471 if (availableMcsRate[i] != 0) {
94a79942 472 bitMap = availableMcsRate[i];
831cb9db 473 for (j = 0; j < 8; j++) {
3cc112a0
MB		 474 if ((bitMap % 2) != 0) {
475 if (HTMcsToDataRate(ieee, (8 * i + j)) >
831cb9db 476 HTMcsToDataRate(ieee, mcsRate))
24542a00 477 mcsRate = 8 * i + j;
94a79942 478 }
be31fed4 479 bitMap >>= 1;
94a79942
LF		 480 }
481 }
482 }
831cb9db 483 return mcsRate | 0x80;
94a79942
LF		 484}
485
e0c84c1c
MK		 486static u8 HTFilterMCSRate(struct rtllib_device *ieee, u8 *pSupportMCS,
487 u8 *pOperateMCS)
94a79942 488{
831cb9db 489 u8 i;
94a79942 490
831cb9db
LF		 491 for (i = 0; i <= 15; i++)
492 pOperateMCS[i] = ieee->Regdot11TxHTOperationalRateSet[i] &
493 pSupportMCS[i];
94a79942
LF		 494
495 HT_PickMCSRate(ieee, pOperateMCS);
496
497 if (ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev))
498 pOperateMCS[1] = 0;
499
831cb9db 500 for (i = 2; i <= 15; i++)
94a79942
LF		 501 pOperateMCS[i] = 0;
502
503 return true;
504}
831cb9db
LF		 505
506void HTSetConnectBwMode(struct rtllib_device *ieee,
4256e500 507 enum ht_channel_width bandwidth,
831cb9db
LF		 508 enum ht_extchnl_offset Offset);
509
94a79942
LF		 510void HTOnAssocRsp(struct rtllib_device *ieee)
511{
7796d93e 512 struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
e92b71d5 513 struct ht_capab_ele *pPeerHTCap = NULL;
407e998e 514 struct ht_info_ele *pPeerHTInfo = NULL;
831cb9db
LF		 515 u16 nMaxAMSDUSize = 0;
516 u8 *pMcsFilter = NULL;
94a79942 517
831cb9db
LF		 518 static u8 EWC11NHTCap[] = {0x00, 0x90, 0x4c, 0x33};
519 static u8 EWC11NHTInfo[] = {0x00, 0x90, 0x4c, 0x34};
94a79942 520
e785e87b 521 if (!pHTInfo->bCurrentHTSupport) {
11e672c3 522 netdev_warn(ieee->dev, "%s(): HT_DISABLE\n", __func__);
94a79942
LF		 523 return;
524 }
b94436b5 525 netdev_dbg(ieee->dev, "%s(): HT_ENABLE\n", __func__);
94a79942 526
831cb9db 527 if (!memcmp(pHTInfo->PeerHTCapBuf, EWC11NHTCap, sizeof(EWC11NHTCap)))
e92b71d5 528 pPeerHTCap = (struct ht_capab_ele *)(&pHTInfo->PeerHTCapBuf[4]);
94a79942 529 else
e92b71d5 530 pPeerHTCap = (struct ht_capab_ele *)(pHTInfo->PeerHTCapBuf);
94a79942
LF		 531
532 if (!memcmp(pHTInfo->PeerHTInfoBuf, EWC11NHTInfo, sizeof(EWC11NHTInfo)))
831cb9db
LF		 533 pPeerHTInfo = (struct ht_info_ele *)
534 (&pHTInfo->PeerHTInfoBuf[4]);
94a79942 535 else
407e998e 536 pPeerHTInfo = (struct ht_info_ele *)(pHTInfo->PeerHTInfoBuf);
94a79942 537
72321415 538#ifdef VERBOSE_DEBUG
b99692f4 539 print_hex_dump_bytes("%s: ", __func__, DUMP_PREFIX_NONE,
72321415
MK		 540 pPeerHTCap, sizeof(struct ht_capab_ele));
541#endif
831cb9db
LF		 542 HTSetConnectBwMode(ieee, (enum ht_channel_width)(pPeerHTCap->ChlWidth),
543 (enum ht_extchnl_offset)(pPeerHTInfo->ExtChlOffset));
92b2f4b8 544 pHTInfo->cur_tx_bw40mhz = ((pPeerHTInfo->RecommemdedTxWidth == 1) ?
831cb9db 545 true : false);
94a79942 546
831cb9db
LF		 547 pHTInfo->bCurShortGI20MHz = ((pHTInfo->bRegShortGI20MHz) ?
548 ((pPeerHTCap->ShortGI20Mhz == 1) ?
549 true : false) : false);
550 pHTInfo->bCurShortGI40MHz = ((pHTInfo->bRegShortGI40MHz) ?
551 ((pPeerHTCap->ShortGI40Mhz == 1) ?
552 true : false) : false);
94a79942 553
831cb9db
LF		 554 pHTInfo->bCurSuppCCK = ((pHTInfo->bRegSuppCCK) ?
555 ((pPeerHTCap->DssCCk == 1) ? true :
556 false) : false);
94a79942 557
94a79942
LF		 558 pHTInfo->bCurrent_AMSDU_Support = pHTInfo->bAMSDU_Support;
559
831cb9db 560 nMaxAMSDUSize = (pPeerHTCap->MaxAMSDUSize == 0) ? 3839 : 7935;
94a79942 561
831cb9db 562 if (pHTInfo->nAMSDU_MaxSize > nMaxAMSDUSize)
94a79942
LF		 563 pHTInfo->nCurrent_AMSDU_MaxSize = nMaxAMSDUSize;
564 else
565 pHTInfo->nCurrent_AMSDU_MaxSize = pHTInfo->nAMSDU_MaxSize;
566
567 pHTInfo->bCurrentAMPDUEnable = pHTInfo->bAMPDUEnable;
568 if (ieee->rtllib_ap_sec_type &&
3cc112a0 569 (ieee->rtllib_ap_sec_type(ieee) & (SEC_ALG_WEP | SEC_ALG_TKIP))) {
831cb9db
LF		 570 if ((pHTInfo->IOTPeer == HT_IOT_PEER_ATHEROS) ||
571 (pHTInfo->IOTPeer == HT_IOT_PEER_UNKNOWN))
94a79942
LF		 572 pHTInfo->bCurrentAMPDUEnable = false;
573 }
574
27dd3f00 575 if (!pHTInfo->reg_rt2rt_aggregation) {
94a79942 576 if (pHTInfo->AMPDU_Factor > pPeerHTCap->MaxRxAMPDUFactor)
831cb9db
LF		 577 pHTInfo->CurrentAMPDUFactor =
578 pPeerHTCap->MaxRxAMPDUFactor;
94a79942
LF		 579 else
580 pHTInfo->CurrentAMPDUFactor = pHTInfo->AMPDU_Factor;
581
582 } else {
3f1f39fb 583 if (ieee->current_network.bssht.bd_rt2rt_aggregation) {
831cb9db
LF		 584 if (ieee->pairwise_key_type != KEY_TYPE_NA)
585 pHTInfo->CurrentAMPDUFactor =
586 pPeerHTCap->MaxRxAMPDUFactor;
94a79942
LF		 587 else
588 pHTInfo->CurrentAMPDUFactor = HT_AGG_SIZE_64K;
831cb9db 589 } else {
94a79942 590 if (pPeerHTCap->MaxRxAMPDUFactor < HT_AGG_SIZE_32K)
831cb9db
LF		 591 pHTInfo->CurrentAMPDUFactor =
592 pPeerHTCap->MaxRxAMPDUFactor;
94a79942
LF		 593 else
594 pHTInfo->CurrentAMPDUFactor = HT_AGG_SIZE_32K;
595 }
596 }
597 if (pHTInfo->MPDU_Density > pPeerHTCap->MPDUDensity)
53be6238 598 pHTInfo->current_mpdu_density = pHTInfo->MPDU_Density;
94a79942 599 else
53be6238 600 pHTInfo->current_mpdu_density = pPeerHTCap->MPDUDensity;
9c63f133 601 if (pHTInfo->iot_action & HT_IOT_ACT_TX_USE_AMSDU_8K) {
94a79942
LF		 602 pHTInfo->bCurrentAMPDUEnable = false;
603 pHTInfo->ForcedAMSDUMode = HT_AGG_FORCE_ENABLE;
94a79942 604 }
55bce0ae 605 pHTInfo->cur_rx_reorder_enable = pHTInfo->reg_rx_reorder_enable;
94a79942
LF		 606
607 if (pPeerHTCap->MCS[0] == 0)
608 pPeerHTCap->MCS[0] = 0xff;
609
831cb9db 610 HTIOTActDetermineRaFunc(ieee, ((pPeerHTCap->MCS[1]) != 0));
94a79942
LF		 611
612 HTFilterMCSRate(ieee, pPeerHTCap->MCS, ieee->dot11HTOperationalRateSet);
613
9c63f133
PH		 614 pHTInfo->peer_mimo_ps = pPeerHTCap->MimoPwrSave;
615 if (pHTInfo->peer_mimo_ps == MIMO_PS_STATIC)
94a79942
LF		 616 pMcsFilter = MCS_FILTER_1SS;
617 else
618 pMcsFilter = MCS_FILTER_ALL;
831cb9db
LF		 619 ieee->HTHighestOperaRate = HTGetHighestMCSRate(ieee,
620 ieee->dot11HTOperationalRateSet, pMcsFilter);
94a79942
LF		 621 ieee->HTCurrentOperaRate = ieee->HTHighestOperaRate;
622
be13eda5 623 pHTInfo->current_op_mode = pPeerHTInfo->OptMode;
94a79942
LF		 624}
625
831cb9db 626void HTInitializeHTInfo(struct rtllib_device *ieee)
94a79942 627{
7796d93e 628 struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
94a79942 629
94a79942
LF		 630 pHTInfo->bCurrentHTSupport = false;
631
632 pHTInfo->bCurBW40MHz = false;
92b2f4b8 633 pHTInfo->cur_tx_bw40mhz = false;
94a79942
LF		 634
635 pHTInfo->bCurShortGI20MHz = false;
636 pHTInfo->bCurShortGI40MHz = false;
be13eda5 637 pHTInfo->forced_short_gi = false;
94a79942
LF		 638
639 pHTInfo->bCurSuppCCK = true;
640
641 pHTInfo->bCurrent_AMSDU_Support = false;
642 pHTInfo->nCurrent_AMSDU_MaxSize = pHTInfo->nAMSDU_MaxSize;
53be6238 643 pHTInfo->current_mpdu_density = pHTInfo->MPDU_Density;
94a79942
LF		 644 pHTInfo->CurrentAMPDUFactor = pHTInfo->AMPDU_Factor;
645
831cb9db
LF		 646 memset((void *)(&(pHTInfo->SelfHTCap)), 0,
647 sizeof(pHTInfo->SelfHTCap));
648 memset((void *)(&(pHTInfo->SelfHTInfo)), 0,
649 sizeof(pHTInfo->SelfHTInfo));
650 memset((void *)(&(pHTInfo->PeerHTCapBuf)), 0,
651 sizeof(pHTInfo->PeerHTCapBuf));
652 memset((void *)(&(pHTInfo->PeerHTInfoBuf)), 0,
653 sizeof(pHTInfo->PeerHTInfoBuf));
94a79942 654
27dd3f00 655 pHTInfo->sw_bw_in_progress = false;
94a79942
LF		 656
657 pHTInfo->ePeerHTSpecVer = HT_SPEC_VER_IEEE;
658
27dd3f00 659 pHTInfo->current_rt2rt_aggregation = false;
92b2f4b8 660 pHTInfo->current_rt2rt_long_slot_time = false;
bb9a7b3f 661 pHTInfo->RT2RT_HT_Mode = (enum rt_ht_capability)0;
94a79942
LF		 662
663 pHTInfo->IOTPeer = 0;
9c63f133
PH		 664 pHTInfo->iot_action = 0;
665 pHTInfo->iot_ra_func = 0;
94a79942
LF		 666
667 {
831cb9db 668 u8 *RegHTSuppRateSets = &(ieee->RegHTSuppRateSet[0]);
3a6b70c3 669
94a79942
LF		 670 RegHTSuppRateSets[0] = 0xFF;
671 RegHTSuppRateSets[1] = 0xFF;
672 RegHTSuppRateSets[4] = 0x01;
673 }
674}
831cb9db 675
a15e76ad 676void HTInitializeBssDesc(struct bss_ht *pBssHT)
94a79942 677{
b3b55bd7 678 pBssHT->bd_support_ht = false;
b87b2108 679 memset(pBssHT->bd_ht_cap_buf, 0, sizeof(pBssHT->bd_ht_cap_buf));
20e90635 680 pBssHT->bd_ht_cap_len = 0;
2408ee9e 681 memset(pBssHT->bd_ht_info_buf, 0, sizeof(pBssHT->bd_ht_info_buf));
060d3f6c 682 pBssHT->bd_ht_info_len = 0;
94a79942 683
2fbcd6de 684 pBssHT->bd_ht_spec_ver = HT_SPEC_VER_IEEE;
94a79942 685
3f1f39fb 686 pBssHT->bd_rt2rt_aggregation = false;
fe403d4b 687 pBssHT->bd_rt2rt_long_slot_time = false;
6628c674 688 pBssHT->rt2rt_ht_mode = (enum rt_ht_capability)0;
94a79942
LF		 689}
690
831cb9db
LF		 691void HTResetSelfAndSavePeerSetting(struct rtllib_device *ieee,
692 struct rtllib_network *pNetwork)
94a79942 693{
7796d93e 694 struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
94a79942
LF		 695 u8 bIOTAction = 0;
696
831cb9db 697 /* unmark bEnableHT flag here is the same reason why unmarked in
14b40d92
MK		 698 * function rtllib_softmac_new_net. WB 2008.09.10
699 */
b3b55bd7 700 if (pNetwork->bssht.bd_support_ht) {
94a79942 701 pHTInfo->bCurrentHTSupport = true;
2fbcd6de 702 pHTInfo->ePeerHTSpecVer = pNetwork->bssht.bd_ht_spec_ver;
94a79942 703
20e90635
WD		 704 if (pNetwork->bssht.bd_ht_cap_len > 0 &&
705 pNetwork->bssht.bd_ht_cap_len <= sizeof(pHTInfo->PeerHTCapBuf))
831cb9db 706 memcpy(pHTInfo->PeerHTCapBuf,
b87b2108 707 pNetwork->bssht.bd_ht_cap_buf,
20e90635 708 pNetwork->bssht.bd_ht_cap_len);
831cb9db 709
060d3f6c
WD		 710 if (pNetwork->bssht.bd_ht_info_len > 0 &&
711 pNetwork->bssht.bd_ht_info_len <=
831cb9db
LF		 712 sizeof(pHTInfo->PeerHTInfoBuf))
713 memcpy(pHTInfo->PeerHTInfoBuf,
2408ee9e 714 pNetwork->bssht.bd_ht_info_buf,
060d3f6c 715 pNetwork->bssht.bd_ht_info_len);
831cb9db 716
27dd3f00
PH		 717 if (pHTInfo->reg_rt2rt_aggregation) {
718 pHTInfo->current_rt2rt_aggregation =
3f1f39fb 719 pNetwork->bssht.bd_rt2rt_aggregation;
92b2f4b8 720 pHTInfo->current_rt2rt_long_slot_time =
fe403d4b 721 pNetwork->bssht.bd_rt2rt_long_slot_time;
6628c674 722 pHTInfo->RT2RT_HT_Mode = pNetwork->bssht.rt2rt_ht_mode;
831cb9db 723 } else {
27dd3f00 724 pHTInfo->current_rt2rt_aggregation = false;
92b2f4b8 725 pHTInfo->current_rt2rt_long_slot_time = false;
bb9a7b3f 726 pHTInfo->RT2RT_HT_Mode = (enum rt_ht_capability)0;
94a79942
LF		 727 }
728
729 HTIOTPeerDetermine(ieee);
730
9c63f133 731 pHTInfo->iot_action = 0;
94a79942
LF		 732 bIOTAction = HTIOTActIsDisableMCS14(ieee, pNetwork->bssid);
733 if (bIOTAction)
9c63f133 734 pHTInfo->iot_action |= HT_IOT_ACT_DISABLE_MCS14;
94a79942
LF		 735
736 bIOTAction = HTIOTActIsDisableMCS15(ieee);
737 if (bIOTAction)
9c63f133 738 pHTInfo->iot_action |= HT_IOT_ACT_DISABLE_MCS15;
94a79942
LF		 739
740 bIOTAction = HTIOTActIsDisableMCSTwoSpatialStream(ieee);
741 if (bIOTAction)
9c63f133 742 pHTInfo->iot_action |= HT_IOT_ACT_DISABLE_ALL_2SS;
94a79942 743
94a79942
LF		 744 bIOTAction = HTIOTActIsDisableEDCATurbo(ieee, pNetwork->bssid);
745 if (bIOTAction)
9c63f133 746 pHTInfo->iot_action |= HT_IOT_ACT_DISABLE_EDCA_TURBO;
94a79942 747
831cb9db 748 bIOTAction = HTIOTActIsMgntUseCCK6M(ieee, pNetwork);
94a79942 749 if (bIOTAction)
9c63f133 750 pHTInfo->iot_action |= HT_IOT_ACT_MGNT_USE_CCK_6M;
94a79942
LF		 751 bIOTAction = HTIOTActIsCCDFsync(ieee);
752 if (bIOTAction)
9c63f133 753 pHTInfo->iot_action |= HT_IOT_ACT_CDD_FSYNC;
94a79942
LF		 754 } else {
755 pHTInfo->bCurrentHTSupport = false;
27dd3f00 756 pHTInfo->current_rt2rt_aggregation = false;
92b2f4b8 757 pHTInfo->current_rt2rt_long_slot_time = false;
bb9a7b3f 758 pHTInfo->RT2RT_HT_Mode = (enum rt_ht_capability)0;
94a79942 759
9c63f133
PH		 760 pHTInfo->iot_action = 0;
761 pHTInfo->iot_ra_func = 0;
94a79942 762 }
94a79942
LF		 763}
764
976d5341
SM		 765void HT_update_self_and_peer_setting(struct rtllib_device *ieee,
766 struct rtllib_network *pNetwork)
94a79942 767{
7796d93e 768 struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
831cb9db 769 struct ht_info_ele *pPeerHTInfo =
2408ee9e 770 (struct ht_info_ele *)pNetwork->bssht.bd_ht_info_buf;
94a79942 771
831cb9db 772 if (pHTInfo->bCurrentHTSupport) {
060d3f6c 773 if (pNetwork->bssht.bd_ht_info_len != 0)
be13eda5 774 pHTInfo->current_op_mode = pPeerHTInfo->OptMode;
94a79942
LF		 775 }
776}
976d5341 777EXPORT_SYMBOL(HT_update_self_and_peer_setting);
94a79942 778
831cb9db 779void HTUseDefaultSetting(struct rtllib_device *ieee)
94a79942 780{
7796d93e 781 struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
94a79942 782
cb762154 783 if (pHTInfo->bEnableHT) {
94a79942
LF		 784 pHTInfo->bCurrentHTSupport = true;
785 pHTInfo->bCurSuppCCK = pHTInfo->bRegSuppCCK;
786
787 pHTInfo->bCurBW40MHz = pHTInfo->bRegBW40MHz;
831cb9db 788 pHTInfo->bCurShortGI20MHz = pHTInfo->bRegShortGI20MHz;
94a79942 789
831cb9db 790 pHTInfo->bCurShortGI40MHz = pHTInfo->bRegShortGI40MHz;
94a79942
LF		 791
792 if (ieee->iw_mode == IW_MODE_ADHOC)
831cb9db
LF		 793 ieee->current_network.qos_data.active =
794 ieee->current_network.qos_data.supported;
94a79942
LF		 795 pHTInfo->bCurrent_AMSDU_Support = pHTInfo->bAMSDU_Support;
796 pHTInfo->nCurrent_AMSDU_MaxSize = pHTInfo->nAMSDU_MaxSize;
797
798 pHTInfo->bCurrentAMPDUEnable = pHTInfo->bAMPDUEnable;
799 pHTInfo->CurrentAMPDUFactor = pHTInfo->AMPDU_Factor;
800
53be6238 801 pHTInfo->current_mpdu_density = pHTInfo->current_mpdu_density;
94a79942 802
831cb9db
LF		 803 HTFilterMCSRate(ieee, ieee->Regdot11TxHTOperationalRateSet,
804 ieee->dot11HTOperationalRateSet);
805 ieee->HTHighestOperaRate = HTGetHighestMCSRate(ieee,
806 ieee->dot11HTOperationalRateSet,
807 MCS_FILTER_ALL);
94a79942
LF		 808 ieee->HTCurrentOperaRate = ieee->HTHighestOperaRate;
809
cb762154 810 } else {
94a79942
LF		 811 pHTInfo->bCurrentHTSupport = false;
812 }
94a79942 813}
cb762154 814
831cb9db 815u8 HTCCheck(struct rtllib_device *ieee, u8 *pFrame)
94a79942 816{
831cb9db
LF		 817 if (ieee->pHTInfo->bCurrentHTSupport) {
818 if ((IsQoSDataFrame(pFrame) && Frame_Order(pFrame)) == 1) {
b94436b5 819 netdev_dbg(ieee->dev, "HT CONTROL FILED EXIST!!\n");
94a79942
LF		 820 return true;
821 }
822 }
823 return false;
824}
825
ec0dc6be 826static void HTSetConnectBwModeCallback(struct rtllib_device *ieee)
831cb9db
LF		 827{
828 struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
829
831cb9db
LF		 830 if (pHTInfo->bCurBW40MHz) {
831 if (pHTInfo->CurSTAExtChnlOffset == HT_EXTCHNL_OFFSET_UPPER)
832 ieee->set_chan(ieee->dev,
833 ieee->current_network.channel + 2);
834 else if (pHTInfo->CurSTAExtChnlOffset ==
835 HT_EXTCHNL_OFFSET_LOWER)
836 ieee->set_chan(ieee->dev,
837 ieee->current_network.channel - 2);
838 else
839 ieee->set_chan(ieee->dev,
840 ieee->current_network.channel);
841
842 ieee->SetBWModeHandler(ieee->dev, HT_CHANNEL_WIDTH_20_40,
843 pHTInfo->CurSTAExtChnlOffset);
844 } else {
845 ieee->set_chan(ieee->dev, ieee->current_network.channel);
846 ieee->SetBWModeHandler(ieee->dev, HT_CHANNEL_WIDTH_20,
847 HT_EXTCHNL_OFFSET_NO_EXT);
848 }
849
27dd3f00 850 pHTInfo->sw_bw_in_progress = false;
831cb9db
LF		 851}
852
853void HTSetConnectBwMode(struct rtllib_device *ieee,
4256e500 854 enum ht_channel_width bandwidth,
831cb9db 855 enum ht_extchnl_offset Offset)
94a79942 856{
7796d93e 857 struct rt_hi_throughput *pHTInfo = ieee->pHTInfo;
94a79942 858
e785e87b 859 if (!pHTInfo->bRegBW40MHz)
94a79942
LF		 860 return;
861
862 if (ieee->GetHalfNmodeSupportByAPsHandler(ieee->dev))
4256e500 863 bandwidth = HT_CHANNEL_WIDTH_20;
94a79942 864
27dd3f00
PH		 865 if (pHTInfo->sw_bw_in_progress) {
866 pr_info("%s: sw_bw_in_progress!!\n", __func__);
94a79942
LF		 867 return;
868 }
4256e500 869 if (bandwidth == HT_CHANNEL_WIDTH_20_40) {
831cb9db
LF		 870 if (ieee->current_network.channel < 2 &&
871 Offset == HT_EXTCHNL_OFFSET_LOWER)
94a79942 872 Offset = HT_EXTCHNL_OFFSET_NO_EXT;
831cb9db
LF		 873 if (Offset == HT_EXTCHNL_OFFSET_UPPER ||
874 Offset == HT_EXTCHNL_OFFSET_LOWER) {
94a79942
LF		 875 pHTInfo->bCurBW40MHz = true;
876 pHTInfo->CurSTAExtChnlOffset = Offset;
877 } else {
878 pHTInfo->bCurBW40MHz = false;
879 pHTInfo->CurSTAExtChnlOffset = HT_EXTCHNL_OFFSET_NO_EXT;
880 }
881 } else {
882 pHTInfo->bCurBW40MHz = false;
883 pHTInfo->CurSTAExtChnlOffset = HT_EXTCHNL_OFFSET_NO_EXT;
884 }
885
ad3cafd7
MP		 886 netdev_dbg(ieee->dev, "%s():pHTInfo->bCurBW40MHz:%x\n", __func__,
887 pHTInfo->bCurBW40MHz);
94a79942 888
27dd3f00 889 pHTInfo->sw_bw_in_progress = true;
94a79942
LF		 890
891 HTSetConnectBwModeCallback(ieee);
94a79942 892}
Linux 6.x block layer and io_uring tree(s)