projects / GitHub / mt8127 / android_kernel_alcatel_ttab.git / blame
| Commit | Line | Data |
|---|---|---|
| 6fa3eb70 S |
1 | /* |
| 2 | ** $Id: @(#) p2p_rlm.c@@ | |
| 3 | */ | |
| 4 | ||
| 5 | /*! \file "p2p_rlm.c" | |
| 6 | \brief | |
| 7 | ||
| 8 | */ | |
| 9 | ||
| 10 | ||
| 11 | ||
| 12 | ||
| 13 | /******************************************************************************* | |
| 14 | * C O M P I L E R F L A G S | |
| 15 | ******************************************************************************** | |
| 16 | */ | |
| 17 | ||
| 18 | /******************************************************************************* | |
| 19 | * E X T E R N A L R E F E R E N C E S | |
| 20 | ******************************************************************************** | |
| 21 | */ | |
| 22 | ||
| 23 | #include "precomp.h" | |
| 24 | ||
| 25 | extern VOID | |
| 26 | rlmSyncOperationParams ( | |
| 27 | P_ADAPTER_T prAdapter, | |
| 28 | P_BSS_INFO_T prBssInfo | |
| 29 | ); | |
| 30 | ||
| 31 | /******************************************************************************* | |
| 32 | * C O N S T A N T S | |
| 33 | ******************************************************************************** | |
| 34 | */ | |
| 35 | ||
| 36 | /******************************************************************************* | |
| 37 | * D A T A T Y P E S | |
| 38 | ******************************************************************************** | |
| 39 | */ | |
| 40 | ||
| 41 | /******************************************************************************* | |
| 42 | * P U B L I C D A T A | |
| 43 | ******************************************************************************** | |
| 44 | */ | |
| 45 | ||
| 46 | /******************************************************************************* | |
| 47 | * P R I V A T E D A T A | |
| 48 | ******************************************************************************** | |
| 49 | */ | |
| 50 | ||
| 51 | /******************************************************************************* | |
| 52 | * M A C R O S | |
| 53 | ******************************************************************************** | |
| 54 | */ | |
| 55 | ||
| 56 | /******************************************************************************* | |
| 57 | * F U N C T I O N D E C L A R A T I O N S | |
| 58 | ******************************************************************************** | |
| 59 | */ | |
| 60 | ||
| 61 | /******************************************************************************* | |
| 62 | * F U N C T I O N S | |
| 63 | ******************************************************************************** | |
| 64 | */ | |
| 65 | ||
| 66 | /*----------------------------------------------------------------------------*/ | |
| 67 | /*! | |
| 68 | * \brief Init AP Bss | |
| 69 | * | |
| 70 | * \param[in] | |
| 71 | * | |
| 72 | * \return none | |
| 73 | */ | |
| 74 | /*----------------------------------------------------------------------------*/ | |
| 75 | VOID | |
| 76 | rlmBssInitForAP( | |
| 77 | P_ADAPTER_T prAdapter, | |
| 78 | P_BSS_INFO_T prBssInfo | |
| 79 | ) | |
| 80 | { | |
| 81 | ENUM_BAND_T eBand; | |
| 82 | UINT_8 ucChannel; | |
| 83 | ENUM_CHNL_EXT_T eSCO; | |
| 84 | ||
| 85 | ASSERT(prAdapter); | |
| 86 | ASSERT(prBssInfo); | |
| 87 | ||
| 88 | if (prBssInfo->eCurrentOPMode != OP_MODE_ACCESS_POINT) { | |
| 89 | return; | |
| 90 | } | |
| 91 | ||
| 92 | /* Operation band, channel shall be ready before invoking this function. | |
| 93 | * Bandwidth may be ready if other network is connected | |
| 94 | */ | |
| 95 | prBssInfo->fg40mBwAllowed = FALSE; | |
| 96 | prBssInfo->fgAssoc40mBwAllowed = FALSE; | |
| 97 | prBssInfo->eBssSCO = CHNL_EXT_SCN; | |
| 98 | ||
| 99 | if (RLM_AP_IS_BW_40_ALLOWED(prAdapter, prBssInfo)) { | |
| 100 | /* In this case, the first BSS's SCO is 40MHz and known, so AP can | |
| 101 | * apply 40MHz bandwidth, but the first BSS's SCO may be changed | |
| 102 | * later if its Beacon lost timeout occurs | |
| 103 | */ | |
| 104 | if (cnmPreferredChannel(prAdapter, &eBand, &ucChannel, &eSCO) && | |
| 105 | eSCO != CHNL_EXT_SCN && ucChannel == prBssInfo->ucPrimaryChannel && | |
| 106 | eBand == prBssInfo->eBand) { | |
| 107 | prBssInfo->eBssSCO = eSCO; | |
| 108 | } | |
| 109 | else if (cnmBss40mBwPermitted(prAdapter, prBssInfo->ucNetTypeIndex)) { | |
| 110 | prBssInfo->eBssSCO = rlmDecideScoForAP(prAdapter, prBssInfo); | |
| 111 | } | |
| 112 | ||
| 113 | if (prBssInfo->eBssSCO != CHNL_EXT_SCN) { | |
| 114 | prBssInfo->fg40mBwAllowed = TRUE; | |
| 115 | prBssInfo->fgAssoc40mBwAllowed = TRUE; | |
| 116 | ||
| 117 | prBssInfo->ucHtOpInfo1 = (UINT_8) | |
| 118 | (((UINT_32) prBssInfo->eBssSCO) | HT_OP_INFO1_STA_CHNL_WIDTH); | |
| 119 | ||
| 120 | rlmUpdateBwByChListForAP(prAdapter, prBssInfo); | |
| 121 | } | |
| 122 | } | |
| 123 | ||
| 124 | DBGLOG(RLM, INFO, ("WLAN AP SCO=%d\n", prBssInfo->eBssSCO)); | |
| 125 | } | |
| 126 | ||
| 127 | /*----------------------------------------------------------------------------*/ | |
| 128 | /*! | |
| 129 | * \brief For probe response (GO, IBSS) and association response | |
| 130 | * | |
| 131 | * \param[in] | |
| 132 | * | |
| 133 | * \return none | |
| 134 | */ | |
| 135 | /*----------------------------------------------------------------------------*/ | |
| 136 | VOID | |
| 137 | rlmRspGenerateObssScanIE ( | |
| 138 | P_ADAPTER_T prAdapter, | |
| 139 | P_MSDU_INFO_T prMsduInfo | |
| 140 | ) | |
| 141 | { | |
| 142 | P_BSS_INFO_T prBssInfo; | |
| 143 | P_IE_OBSS_SCAN_PARAM_T prObssScanIe; | |
| 144 | P_STA_RECORD_T prStaRec = (P_STA_RECORD_T)NULL; | |
| 145 | ||
| 146 | ASSERT(prAdapter); | |
| 147 | ASSERT(prMsduInfo); | |
| 148 | ASSERT(IS_NET_ACTIVE(prAdapter, prMsduInfo->ucNetworkType)); | |
| 149 | ||
| 150 | prStaRec = cnmGetStaRecByIndex(prAdapter, prMsduInfo->ucStaRecIndex); | |
| 151 | ||
| 152 | prBssInfo = &prAdapter->rWifiVar.arBssInfo[prMsduInfo->ucNetworkType]; | |
| 153 | ASSERT(prBssInfo); | |
| 154 | ||
| 155 | if (RLM_NET_IS_11N(prBssInfo) && !RLM_NET_IS_BOW(prBssInfo) && | |
| 156 | prBssInfo->eCurrentOPMode == OP_MODE_ACCESS_POINT && | |
| 157 | (!prStaRec || (prStaRec->ucPhyTypeSet & PHY_TYPE_SET_802_11N)) && | |
| 158 | prBssInfo->eBand == BAND_2G4 && | |
| 159 | prBssInfo->eBssSCO != CHNL_EXT_SCN) { | |
| 160 | ||
| 161 | prObssScanIe = (P_IE_OBSS_SCAN_PARAM_T) | |
| 162 | (((PUINT_8) prMsduInfo->prPacket) + prMsduInfo->u2FrameLength); | |
| 163 | ||
| 164 | /* Add 20/40 BSS coexistence IE */ | |
| 165 | prObssScanIe->ucId = ELEM_ID_OBSS_SCAN_PARAMS; | |
| 166 | prObssScanIe->ucLength = sizeof(IE_OBSS_SCAN_PARAM_T) - ELEM_HDR_LEN; | |
| 167 | ||
| 168 | prObssScanIe->u2ScanPassiveDwell = | |
| 169 | dot11OBSSScanPassiveDwell; | |
| 170 | prObssScanIe->u2ScanActiveDwell = | |
| 171 | dot11OBSSScanActiveDwell; | |
| 172 | prObssScanIe->u2TriggerScanInterval = | |
| 173 | dot11BSSWidthTriggerScanInterval; | |
| 174 | prObssScanIe->u2ScanPassiveTotalPerChnl = | |
| 175 | dot11OBSSScanPassiveTotalPerChannel; | |
| 176 | prObssScanIe->u2ScanActiveTotalPerChnl = | |
| 177 | dot11OBSSScanActiveTotalPerChannel; | |
| 178 | prObssScanIe->u2WidthTransDelayFactor = | |
| 179 | dot11BSSWidthChannelTransitionDelayFactor; | |
| 180 | prObssScanIe->u2ScanActivityThres = | |
| 181 | dot11OBSSScanActivityThreshold; | |
| 182 | ||
| 183 | ASSERT(IE_SIZE(prObssScanIe) <= (ELEM_HDR_LEN+ ELEM_MAX_LEN_OBSS_SCAN)); | |
| 184 | ||
| 185 | prMsduInfo->u2FrameLength += IE_SIZE(prObssScanIe); | |
| 186 | } | |
| 187 | } | |
| 188 | ||
| 189 | /*----------------------------------------------------------------------------*/ | |
| 190 | /*! | |
| 191 | * \brief P2P GO. | |
| 192 | * | |
| 193 | * \param[in] | |
| 194 | * | |
| 195 | * \return none | |
| 196 | */ | |
| 197 | /*----------------------------------------------------------------------------*/ | |
| 198 | BOOLEAN | |
| 199 | rlmUpdateBwByChListForAP ( | |
| 200 | P_ADAPTER_T prAdapter, | |
| 201 | P_BSS_INFO_T prBssInfo | |
| 202 | ) | |
| 203 | { | |
| 204 | UINT_8 ucLevel; | |
| 205 | BOOLEAN fgBwChange; | |
| 206 | ||
| 207 | ASSERT(prAdapter); | |
| 208 | ASSERT(prBssInfo); | |
| 209 | ||
| 210 | fgBwChange = FALSE; | |
| 211 | ||
| 212 | if (prBssInfo->eBssSCO == CHNL_EXT_SCN) { | |
| 213 | return fgBwChange; | |
| 214 | } | |
| 215 | ||
| 216 | ucLevel = rlmObssChnlLevel(prBssInfo, prBssInfo->eBand, | |
| 217 | prBssInfo->ucPrimaryChannel, prBssInfo->eBssSCO); | |
| 218 | ||
| 219 | if (ucLevel == CHNL_LEVEL0) { | |
| 220 | /* Forced to 20MHz, so extended channel is SCN and STA width is zero */ | |
| 221 | prBssInfo->fgObssActionForcedTo20M = TRUE; | |
| 222 | ||
| 223 | if (prBssInfo->ucHtOpInfo1 != (UINT_8) CHNL_EXT_SCN) { | |
| 224 | prBssInfo->ucHtOpInfo1 = (UINT_8) CHNL_EXT_SCN; | |
| 225 | fgBwChange = TRUE; | |
| 226 | } | |
| 227 | ||
| 228 | cnmTimerStartTimer(prAdapter, &prBssInfo->rObssScanTimer, | |
| 229 | OBSS_20_40M_TIMEOUT * MSEC_PER_SEC); | |
| 230 | } | |
| 231 | ||
| 232 | /* Clear up all channel lists */ | |
| 233 | prBssInfo->auc2G_20mReqChnlList[0] = 0; | |
| 234 | prBssInfo->auc2G_NonHtChnlList[0] = 0; | |
| 235 | prBssInfo->auc2G_PriChnlList[0] = 0; | |
| 236 | prBssInfo->auc2G_SecChnlList[0] = 0; | |
| 237 | prBssInfo->auc5G_20mReqChnlList[0] = 0; | |
| 238 | prBssInfo->auc5G_NonHtChnlList[0] = 0; | |
| 239 | prBssInfo->auc5G_PriChnlList[0] = 0; | |
| 240 | prBssInfo->auc5G_SecChnlList[0] = 0; | |
| 241 | ||
| 242 | return fgBwChange; | |
| 243 | } | |
| 244 | ||
| 245 | /*----------------------------------------------------------------------------*/ | |
| 246 | /*! | |
| 247 | * \brief | |
| 248 | * | |
| 249 | * \param[in] | |
| 250 | * | |
| 251 | * \return none | |
| 252 | */ | |
| 253 | /*----------------------------------------------------------------------------*/ | |
| 254 | VOID | |
| 255 | rlmProcessPublicAction ( | |
| 256 | P_ADAPTER_T prAdapter, | |
| 257 | P_SW_RFB_T prSwRfb | |
| 258 | ) | |
| 259 | { | |
| 260 | P_ACTION_20_40_COEXIST_FRAME prRxFrame; | |
| 261 | P_IE_20_40_COEXIST_T prCoexist; | |
| 262 | P_IE_INTOLERANT_CHNL_REPORT_T prChnlReport; | |
| 263 | P_BSS_INFO_T prBssInfo; | |
| 264 | P_STA_RECORD_T prStaRec; | |
| 265 | PUINT_8 pucIE; | |
| 266 | UINT_16 u2IELength, u2Offset; | |
| 267 | UINT_8 i, j; | |
| 268 | ||
| 269 | ASSERT(prAdapter); | |
| 270 | ASSERT(prSwRfb); | |
| 271 | ||
| 272 | prRxFrame = (P_ACTION_20_40_COEXIST_FRAME) prSwRfb->pvHeader; | |
| 273 | prStaRec = cnmGetStaRecByIndex(prAdapter, prSwRfb->ucStaRecIdx); | |
| 274 | ||
| 275 | if (prRxFrame->ucAction != ACTION_PUBLIC_20_40_COEXIST || | |
| 276 | !prStaRec || prStaRec->ucStaState != STA_STATE_3 || | |
| 277 | prSwRfb->u2PacketLen < (WLAN_MAC_MGMT_HEADER_LEN + 5) || | |
| 278 | HIF_RX_HDR_GET_NETWORK_IDX(prSwRfb->prHifRxHdr) != | |
| 279 | NETWORK_TYPE_P2P_INDEX) { | |
| 280 | return; | |
| 281 | } | |
| 282 | ||
| 283 | prBssInfo = &prAdapter->rWifiVar.arBssInfo[NETWORK_TYPE_P2P_INDEX]; | |
| 284 | ASSERT(prBssInfo); | |
| 285 | ||
| 286 | if (!IS_BSS_ACTIVE(prBssInfo) || | |
| 287 | prBssInfo->eCurrentOPMode != OP_MODE_ACCESS_POINT || | |
| 288 | prBssInfo->eBssSCO == CHNL_EXT_SCN) { | |
| 289 | return; | |
| 290 | } | |
| 291 | ||
| 292 | prCoexist = &prRxFrame->rBssCoexist; | |
| 293 | if (prCoexist->ucData & (BSS_COEXIST_40M_INTOLERANT|BSS_COEXIST_20M_REQ)) { | |
| 294 | ASSERT(prBssInfo->auc2G_20mReqChnlList[0] <= CHNL_LIST_SZ_2G); | |
| 295 | for (i = 1; i <= prBssInfo->auc2G_20mReqChnlList[0] && | |
| 296 | i <= CHNL_LIST_SZ_2G; i++) { | |
| 297 | if (prBssInfo->auc2G_20mReqChnlList[i] == | |
| 298 | prBssInfo->ucPrimaryChannel) { | |
| 299 | break; | |
| 300 | } | |
| 301 | } | |
| 302 | if ((i > prBssInfo->auc2G_20mReqChnlList[0]) && | |
| 303 | (i <= CHNL_LIST_SZ_2G)){ | |
| 304 | prBssInfo->auc2G_20mReqChnlList[i] = prBssInfo->ucPrimaryChannel; | |
| 305 | prBssInfo->auc2G_20mReqChnlList[0]++; | |
| 306 | } | |
| 307 | } | |
| 308 | ||
| 309 | /* Process intolerant channel report IE */ | |
| 310 | pucIE = (PUINT_8) &prRxFrame->rChnlReport; | |
| 311 | u2IELength = prSwRfb->u2PacketLen - (WLAN_MAC_MGMT_HEADER_LEN + 5); | |
| 312 | ||
| 313 | IE_FOR_EACH(pucIE, u2IELength, u2Offset) { | |
| 314 | switch (IE_ID(pucIE)) { | |
| 315 | case ELEM_ID_20_40_INTOLERANT_CHNL_REPORT: | |
| 316 | prChnlReport = (P_IE_INTOLERANT_CHNL_REPORT_T) pucIE; | |
| 317 | ||
| 318 | if (prChnlReport->ucLength <= 1) { | |
| 319 | break; | |
| 320 | } | |
| 321 | ||
| 322 | /* To do: process regulatory class. Now we assume 2.4G band */ | |
| 323 | ||
| 324 | for (j = 0; j < prChnlReport->ucLength - 1; j++) { | |
| 325 | /* Update non-HT channel list */ | |
| 326 | ASSERT(prBssInfo->auc2G_NonHtChnlList[0] <= CHNL_LIST_SZ_2G); | |
| 327 | for (i = 1; i <= prBssInfo->auc2G_NonHtChnlList[0] && | |
| 328 | i <= CHNL_LIST_SZ_2G; i++) { | |
| 329 | if (prBssInfo->auc2G_NonHtChnlList[i] == | |
| 330 | prChnlReport->aucChannelList[j]) { | |
| 331 | break; | |
| 332 | } | |
| 333 | } | |
| 334 | if ((i > prBssInfo->auc2G_NonHtChnlList[0]) && | |
| 335 | (i <= CHNL_LIST_SZ_2G)) { | |
| 336 | prBssInfo->auc2G_NonHtChnlList[i] = | |
| 337 | prChnlReport->aucChannelList[j]; | |
| 338 | prBssInfo->auc2G_NonHtChnlList[0]++; | |
| 339 | } | |
| 340 | } | |
| 341 | break; | |
| 342 | ||
| 343 | default: | |
| 344 | break; | |
| 345 | } | |
| 346 | } /* end of IE_FOR_EACH */ | |
| 347 | ||
| 348 | if (rlmUpdateBwByChListForAP(prAdapter, prBssInfo)) { | |
| 349 | bssUpdateBeaconContent(prAdapter, prBssInfo->ucNetTypeIndex); | |
| 350 | rlmSyncOperationParams(prAdapter, prBssInfo); | |
| 351 | } | |
| 352 | ||
| 353 | /* Check if OBSS scan exemption response should be sent */ | |
| 354 | if (prCoexist->ucData & BSS_COEXIST_OBSS_SCAN_EXEMPTION_REQ) { | |
| 355 | rlmObssScanExemptionRsp(prAdapter, prBssInfo, prSwRfb); | |
| 356 | } | |
| 357 | } | |
| 358 | ||
| 359 | /*----------------------------------------------------------------------------*/ | |
| 360 | /*! | |
| 361 | * \brief | |
| 362 | * | |
| 363 | * \param[in] | |
| 364 | * | |
| 365 | * \return none | |
| 366 | */ | |
| 367 | /*----------------------------------------------------------------------------*/ | |
| 368 | VOID | |
| 369 | rlmProcessHtAction ( | |
| 370 | P_ADAPTER_T prAdapter, | |
| 371 | P_SW_RFB_T prSwRfb | |
| 372 | ) | |
| 373 | { | |
| 374 | P_ACTION_NOTIFY_CHNL_WIDTH_FRAME prRxFrame; | |
| 375 | P_STA_RECORD_T prStaRec; | |
| 376 | ||
| 377 | ASSERT(prAdapter); | |
| 378 | ASSERT(prSwRfb); | |
| 379 | ||
| 380 | prRxFrame = (P_ACTION_NOTIFY_CHNL_WIDTH_FRAME) prSwRfb->pvHeader; | |
| 381 | prStaRec = cnmGetStaRecByIndex(prAdapter, prSwRfb->ucStaRecIdx); | |
| 382 | ||
| 383 | if (prRxFrame->ucAction != ACTION_HT_NOTIFY_CHANNEL_WIDTH || | |
| 384 | !prStaRec || prStaRec->ucStaState != STA_STATE_3 || | |
| 385 | prSwRfb->u2PacketLen < sizeof(ACTION_NOTIFY_CHNL_WIDTH_FRAME)) { | |
| 386 | return; | |
| 387 | } | |
| 388 | ||
| 389 | /* To do: depending regulation class 13 and 14 based on spec | |
| 390 | * Note: (ucChannelWidth==1) shall restored back to original capability, | |
| 391 | * not current setting to 40MHz BW here | |
| 392 | */ | |
| 393 | if (prRxFrame->ucChannelWidth == 0) { | |
| 394 | prStaRec->u2HtCapInfo &= ~HT_CAP_INFO_SUP_CHNL_WIDTH; | |
| 395 | } | |
| 396 | else if (prRxFrame->ucChannelWidth == 1) { | |
| 397 | prStaRec->u2HtCapInfo |= HT_CAP_INFO_SUP_CHNL_WIDTH; | |
| 398 | } | |
| 399 | cnmStaRecChangeState(prAdapter, prStaRec, STA_STATE_3); | |
| 400 | } | |
| 401 | ||
| 402 | /*----------------------------------------------------------------------------*/ | |
| 403 | /*! | |
| 404 | * \brief | |
| 405 | * | |
| 406 | * \param[in] | |
| 407 | * | |
| 408 | * \return none | |
| 409 | */ | |
| 410 | /*----------------------------------------------------------------------------*/ | |
| 411 | VOID | |
| 412 | rlmHandleObssStatusEventPkt ( | |
| 413 | P_ADAPTER_T prAdapter, | |
| 414 | P_EVENT_AP_OBSS_STATUS_T prObssStatus | |
| 415 | ) | |
| 416 | { | |
| 417 | P_BSS_INFO_T prBssInfo; | |
| 418 | ||
| 419 | ASSERT(prAdapter); | |
| 420 | ASSERT(prObssStatus); | |
| 421 | ASSERT(prObssStatus->ucNetTypeIndex == NETWORK_TYPE_P2P_INDEX); | |
| 422 | ||
| 423 | prBssInfo = &prAdapter->rWifiVar.arBssInfo[prObssStatus->ucNetTypeIndex]; | |
| 424 | ASSERT(prBssInfo->eCurrentOPMode == OP_MODE_ACCESS_POINT); | |
| 425 | ||
| 426 | prBssInfo->fgObssErpProtectMode = | |
| 427 | (BOOLEAN) prObssStatus->ucObssErpProtectMode; | |
| 428 | prBssInfo->eObssHtProtectMode = | |
| 429 | (ENUM_HT_PROTECT_MODE_T) prObssStatus->ucObssHtProtectMode; | |
| 430 | prBssInfo->eObssGfOperationMode = | |
| 431 | (ENUM_GF_MODE_T) prObssStatus->ucObssGfOperationMode; | |
| 432 | prBssInfo->fgObssRifsOperationMode = | |
| 433 | (BOOLEAN) prObssStatus->ucObssRifsOperationMode; | |
| 434 | prBssInfo->fgObssBeaconForcedTo20M = | |
| 435 | (BOOLEAN) prObssStatus->ucObssBeaconForcedTo20M; | |
| 436 | ||
| 437 | /* Check if Beacon content need to be updated */ | |
| 438 | rlmUpdateParamsForAP(prAdapter, prBssInfo, TRUE); | |
| 439 | } | |
| 440 | ||
| 441 | ||
| 442 | /*----------------------------------------------------------------------------*/ | |
| 443 | /*! | |
| 444 | * \brief It is only for AP mode in NETWORK_TYPE_P2P_INDEX. | |
| 445 | * | |
| 446 | * \param[in] | |
| 447 | * | |
| 448 | * \return none | |
| 449 | */ | |
| 450 | /*----------------------------------------------------------------------------*/ | |
| 451 | VOID | |
| 452 | rlmUpdateParamsForAP ( | |
| 453 | P_ADAPTER_T prAdapter, | |
| 454 | P_BSS_INFO_T prBssInfo, | |
| 455 | BOOLEAN fgUpdateBeacon | |
| 456 | ) | |
| 457 | { | |
| 458 | P_LINK_T prStaList; | |
| 459 | P_STA_RECORD_T prStaRec; | |
| 460 | BOOLEAN fgErpProtectMode, fgSta40mIntolerant; | |
| 461 | BOOLEAN fgUseShortPreamble, fgUseShortSlotTime; | |
| 462 | ENUM_HT_PROTECT_MODE_T eHtProtectMode; | |
| 463 | ENUM_GF_MODE_T eGfOperationMode; | |
| 464 | UINT_8 ucHtOpInfo1; | |
| 465 | #if CFG_SUPPORT_HOTSPOT_OPTIMIZATION | |
| 466 | P_GLUE_INFO_T prGlueInfo; | |
| 467 | #endif | |
| 468 | ||
| 469 | ASSERT(prAdapter); | |
| 470 | ASSERT(prBssInfo); | |
| 471 | ||
| 472 | if (!IS_BSS_ACTIVE(prBssInfo) || | |
| 473 | prBssInfo->eCurrentOPMode != OP_MODE_ACCESS_POINT) { | |
| 474 | return; | |
| 475 | } | |
| 476 | ||
| 477 | fgErpProtectMode = FALSE; | |
| 478 | eHtProtectMode = HT_PROTECT_MODE_NONE; | |
| 479 | eGfOperationMode = GF_MODE_NORMAL; | |
| 480 | fgSta40mIntolerant = FALSE; | |
| 481 | fgUseShortPreamble = prBssInfo->fgIsShortPreambleAllowed; | |
| 482 | fgUseShortSlotTime = TRUE; | |
| 483 | ucHtOpInfo1 = (UINT_8) CHNL_EXT_SCN; | |
| 484 | ||
| 485 | prStaList = &prBssInfo->rStaRecOfClientList; | |
| 486 | ||
| 487 | LINK_FOR_EACH_ENTRY(prStaRec, prStaList, rLinkEntry, STA_RECORD_T) { | |
| 488 | //ASSERT(prStaRec); | |
| 489 | if(!prStaRec){ | |
| 490 | DBGLOG(P2P, TRACE, ("prStaRec is NULL in rlmUpdateParamsForAP() \n")); | |
| 491 | break; | |
| 492 | } | |
| 493 | if (prStaRec->fgIsInUse && prStaRec->ucStaState == STA_STATE_3 && | |
| 494 | prStaRec->ucNetTypeIndex == prBssInfo->ucNetTypeIndex) { | |
| 495 | if (!(prStaRec->ucPhyTypeSet & | |
| 496 | (PHY_TYPE_SET_802_11GN | PHY_TYPE_SET_802_11A))) { | |
| 497 | /* B-only mode, so mode 1 (ERP protection) */ | |
| 498 | fgErpProtectMode = TRUE; | |
| 499 | } | |
| 500 | ||
| 501 | if (!(prStaRec->ucPhyTypeSet & PHY_TYPE_SET_802_11N)) { | |
| 502 | /* BG-only or A-only */ | |
| 503 | eHtProtectMode = HT_PROTECT_MODE_NON_HT; | |
| 504 | } | |
| 505 | else if (!(prStaRec->u2HtCapInfo & HT_CAP_INFO_SUP_CHNL_WIDTH)) { | |
| 506 | /* 20MHz-only */ | |
| 507 | /* | |
| 508 | The HT Protection field may be set to 20 MHz protection | |
| 509 | mode only if the following are true: | |
| 510 |