Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1 | /* |
Gopichand Nakkala | 92f07d8 | 2013-01-08 21:16:34 -0800 | [diff] [blame^] | 2 | * Copyright (c) 2012-2013, The Linux Foundation. All rights reserved. |
| 3 | * |
| 4 | * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| 5 | * |
| 6 | * |
| 7 | * Permission to use, copy, modify, and/or distribute this software for |
| 8 | * any purpose with or without fee is hereby granted, provided that the |
| 9 | * above copyright notice and this permission notice appear in all |
| 10 | * copies. |
| 11 | * |
| 12 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| 13 | * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| 14 | * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| 15 | * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| 16 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 17 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 18 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 19 | * PERFORMANCE OF THIS SOFTWARE. |
| 20 | */ |
| 21 | /* |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 22 | * Copyright (c) 2012, The Linux Foundation. All rights reserved. |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 23 | * |
| 24 | * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| 25 | * |
| 26 | * |
| 27 | * Permission to use, copy, modify, and/or distribute this software for |
| 28 | * any purpose with or without fee is hereby granted, provided that the |
| 29 | * above copyright notice and this permission notice appear in all |
| 30 | * copies. |
| 31 | * |
| 32 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| 33 | * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| 34 | * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| 35 | * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| 36 | * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| 37 | * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 38 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 39 | * PERFORMANCE OF THIS SOFTWARE. |
| 40 | */ |
| 41 | |
| 42 | /* |
| 43 | * |
| 44 | * Airgo Networks, Inc proprietary. All rights reserved. |
| 45 | * This file limPropExtsUtils.cc contains the utility functions |
| 46 | * to populate, parse proprietary extensions required to |
| 47 | * support ANI feature set. |
| 48 | * |
| 49 | * Author: Chandra Modumudi |
| 50 | * Date: 11/27/02 |
| 51 | * History:- |
| 52 | * Date Modified by Modification Information |
| 53 | * -------------------------------------------------------------------- |
| 54 | * |
| 55 | */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 56 | #include "aniGlobal.h" |
| 57 | #ifdef ANI_PRODUCT_TYPE_AP |
| 58 | #include "wniCfgAp.h" |
| 59 | #else |
| 60 | #include "wniCfgSta.h" |
| 61 | #endif |
| 62 | #include "sirCommon.h" |
| 63 | #include "sirDebug.h" |
| 64 | #include "utilsApi.h" |
| 65 | #include "cfgApi.h" |
| 66 | #ifdef FEATURE_WLAN_NON_INTEGRATED_SOC |
| 67 | #include "halCommonApi.h" |
| 68 | #endif |
| 69 | #include "limApi.h" |
| 70 | #include "limTypes.h" |
| 71 | #include "limUtils.h" |
| 72 | #include "limAssocUtils.h" |
| 73 | #include "limPropExtsUtils.h" |
| 74 | #include "limSerDesUtils.h" |
| 75 | #include "limTrace.h" |
| 76 | #include "limSession.h" |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 77 | #define LIM_GET_NOISE_MAX_TRY 5 |
| 78 | #if (defined(ANI_PRODUCT_TYPE_AP) || defined(ANI_PRODUCT_TYPE_AP_SDK)) |
| 79 | /** |
| 80 | * limGetCurrentLearnChannel() |
| 81 | * |
| 82 | *FUNCTION: |
| 83 | * This function is called in various places to get current channel |
| 84 | * number being 'learned'. |
| 85 | * |
| 86 | *PARAMS: |
| 87 | * |
| 88 | *LOGIC: |
| 89 | * |
| 90 | *ASSUMPTIONS: |
| 91 | * NA |
| 92 | * |
| 93 | *NOTE: |
| 94 | * NA |
| 95 | * |
| 96 | * @param pMac Pointer to Global MAC structure |
| 97 | * @return Channel number |
| 98 | */ |
| 99 | tANI_U8 |
| 100 | limGetCurrentLearnChannel(tpAniSirGlobal pMac) |
| 101 | { |
| 102 | tANI_U8 *pChanNum = pMac->lim.gpLimMeasReq->channelList.channelNumber; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 103 | return (*(pChanNum + pMac->lim.gLimMeasParams.nextLearnChannelId)); |
| 104 | } /*** end limGetCurrentLearnChannel() ***/ |
| 105 | #endif //#if (defined(ANI_PRODUCT_TYPE_AP) || defined(ANI_PRODUCT_TYPE_AP_SDK)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 106 | /** |
| 107 | * limExtractApCapability() |
| 108 | * |
| 109 | *FUNCTION: |
| 110 | * This function is called to extract AP's HCF/WME/WSM capability |
| 111 | * from the IEs received from it in Beacon/Probe Response frames |
| 112 | * |
| 113 | *LOGIC: |
| 114 | * |
| 115 | *ASSUMPTIONS: |
| 116 | * NA |
| 117 | * |
| 118 | *NOTE: |
| 119 | * |
| 120 | * @param pMac Pointer to Global MAC structure |
| 121 | * @param pIE Pointer to starting IE in Beacon/Probe Response |
| 122 | * @param ieLen Length of all IEs combined |
| 123 | * @param qosCap Bits are set according to capabilities |
| 124 | * @return 0 - If AP does not assert HCF capability & 1 - otherwise |
| 125 | */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 126 | void |
| 127 | limExtractApCapability(tpAniSirGlobal pMac, tANI_U8 *pIE, tANI_U16 ieLen, |
| 128 | tANI_U8 *qosCap, tANI_U16 *propCap, tANI_U8 *uapsd, |
Madan Mohan Koyyalamudi | c6226de | 2012-09-18 16:33:31 -0700 | [diff] [blame] | 129 | tPowerdBm *localConstraint, |
| 130 | tpPESession psessionEntry |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 131 | ) |
| 132 | { |
Madan Mohan Koyyalamudi | 1903276 | 2012-10-21 12:42:11 -0700 | [diff] [blame] | 133 | tSirProbeRespBeacon *pBeaconStruct; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 134 | #if !defined WLAN_FEATURE_VOWIFI |
| 135 | tANI_U32 localPowerConstraints = 0; |
| 136 | #endif |
Madan Mohan Koyyalamudi | 1903276 | 2012-10-21 12:42:11 -0700 | [diff] [blame] | 137 | if(eHAL_STATUS_SUCCESS != palAllocateMemory(pMac->hHdd, |
| 138 | (void **)&pBeaconStruct, sizeof(tSirProbeRespBeacon))) |
| 139 | { |
| 140 | limLog(pMac, LOGE, FL("Unable to PAL allocate memory in limExtractApCapability\n") ); |
| 141 | return; |
| 142 | } |
| 143 | |
| 144 | palZeroMemory( pMac->hHdd, (tANI_U8 *) pBeaconStruct, sizeof(tSirProbeRespBeacon)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 145 | *qosCap = 0; |
| 146 | *propCap = 0; |
| 147 | *uapsd = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 148 | PELOG3(limLog( pMac, LOG3, |
| 149 | FL("In limExtractApCapability: The IE's being received are:\n")); |
| 150 | sirDumpBuf( pMac, SIR_LIM_MODULE_ID, LOG3, pIE, ieLen );) |
Madan Mohan Koyyalamudi | 1903276 | 2012-10-21 12:42:11 -0700 | [diff] [blame] | 151 | if (sirParseBeaconIE(pMac, pBeaconStruct, pIE, (tANI_U32)ieLen) == eSIR_SUCCESS) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 152 | { |
| 153 | #if (WNI_POLARIS_FW_PACKAGE == ADVANCED) |
Madan Mohan Koyyalamudi | 1903276 | 2012-10-21 12:42:11 -0700 | [diff] [blame] | 154 | if (pBeaconStruct->propIEinfo.hcfEnabled) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 155 | LIM_BSS_CAPS_SET(HCF, *qosCap); |
| 156 | #endif |
Madan Mohan Koyyalamudi | 1903276 | 2012-10-21 12:42:11 -0700 | [diff] [blame] | 157 | if (pBeaconStruct->wmeInfoPresent || pBeaconStruct->wmeEdcaPresent) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 158 | LIM_BSS_CAPS_SET(WME, *qosCap); |
Madan Mohan Koyyalamudi | 1903276 | 2012-10-21 12:42:11 -0700 | [diff] [blame] | 159 | if (LIM_BSS_CAPS_GET(WME, *qosCap) && pBeaconStruct->wsmCapablePresent) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 160 | LIM_BSS_CAPS_SET(WSM, *qosCap); |
Madan Mohan Koyyalamudi | 1903276 | 2012-10-21 12:42:11 -0700 | [diff] [blame] | 161 | if (pBeaconStruct->propIEinfo.aniIndicator && |
| 162 | pBeaconStruct->propIEinfo.capabilityPresent) |
| 163 | *propCap = pBeaconStruct->propIEinfo.capability; |
| 164 | if (pBeaconStruct->HTCaps.present) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 165 | pMac->lim.htCapabilityPresentInBeacon = 1; |
| 166 | else |
| 167 | pMac->lim.htCapabilityPresentInBeacon = 0; |
| 168 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 169 | #ifdef WLAN_FEATURE_11AC |
Jeff Johnson | 32d95a3 | 2012-09-10 13:15:23 -0700 | [diff] [blame] | 170 | VOS_TRACE(VOS_MODULE_ID_PE, VOS_TRACE_LEVEL_INFO_MED, |
Madan Mohan Koyyalamudi | 1903276 | 2012-10-21 12:42:11 -0700 | [diff] [blame] | 171 | "***beacon.VHTCaps.present*****=%d\n",pBeaconStruct->VHTCaps.present); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 172 | |
Madan Mohan Koyyalamudi | 1903276 | 2012-10-21 12:42:11 -0700 | [diff] [blame] | 173 | if ( pBeaconStruct->VHTCaps.present && pBeaconStruct->VHTOperation.present) |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 174 | { |
Madan Mohan Koyyalamudi | c6226de | 2012-09-18 16:33:31 -0700 | [diff] [blame] | 175 | psessionEntry->vhtCapabilityPresentInBeacon = 1; |
Madan Mohan Koyyalamudi | 1903276 | 2012-10-21 12:42:11 -0700 | [diff] [blame] | 176 | psessionEntry->apCenterChan = pBeaconStruct->VHTOperation.chanCenterFreqSeg1; |
| 177 | psessionEntry->apChanWidth = pBeaconStruct->VHTOperation.chanWidth; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 178 | } |
| 179 | else |
| 180 | { |
Madan Mohan Koyyalamudi | c6226de | 2012-09-18 16:33:31 -0700 | [diff] [blame] | 181 | psessionEntry->vhtCapabilityPresentInBeacon = 0; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 182 | } |
| 183 | #endif |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 184 | // Extract the UAPSD flag from WMM Parameter element |
Madan Mohan Koyyalamudi | 1903276 | 2012-10-21 12:42:11 -0700 | [diff] [blame] | 185 | if (pBeaconStruct->wmeEdcaPresent) |
| 186 | *uapsd = pBeaconStruct->edcaParams.qosInfo.uapsd; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 187 | #if defined FEATURE_WLAN_CCX |
| 188 | /* If there is Power Constraint Element specifically, |
| 189 | * adapt to it. Hence there is else condition check |
| 190 | * for this if statement. |
| 191 | */ |
Madan Mohan Koyyalamudi | 1903276 | 2012-10-21 12:42:11 -0700 | [diff] [blame] | 192 | if ( pBeaconStruct->ccxTxPwr.present) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 193 | { |
Madan Mohan Koyyalamudi | 1903276 | 2012-10-21 12:42:11 -0700 | [diff] [blame] | 194 | *localConstraint = pBeaconStruct->ccxTxPwr.power_limit; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 195 | } |
| 196 | #endif |
Madan Mohan Koyyalamudi | 1903276 | 2012-10-21 12:42:11 -0700 | [diff] [blame] | 197 | if (pBeaconStruct->powerConstraintPresent) |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 198 | #if 0 |
| 199 | //Remove this check. This function is expected to return localPowerConsraints |
| 200 | //and it should just do that. Check for 11h enabled or not can be done at the caller |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 201 | #if defined WLAN_FEATURE_VOWIFI |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 202 | && ( pMac->lim.gLim11hEnable |
| 203 | || pMac->rrm.rrmPEContext.rrmEnable |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 204 | #endif |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 205 | #endif |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 206 | { |
| 207 | #if defined WLAN_FEATURE_VOWIFI |
Madan Mohan Koyyalamudi | 1903276 | 2012-10-21 12:42:11 -0700 | [diff] [blame] | 208 | *localConstraint -= pBeaconStruct->localPowerConstraint.localPowerConstraints; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 209 | #else |
Madan Mohan Koyyalamudi | 1903276 | 2012-10-21 12:42:11 -0700 | [diff] [blame] | 210 | localPowerConstraints = (tANI_U32)pBeaconStruct->localPowerConstraint.localPowerConstraints; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 211 | #endif |
| 212 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 213 | #if !defined WLAN_FEATURE_VOWIFI |
| 214 | if (cfgSetInt(pMac, WNI_CFG_LOCAL_POWER_CONSTRAINT, localPowerConstraints) != eSIR_SUCCESS) |
| 215 | { |
| 216 | limLog(pMac, LOGP, FL("Could not update local power constraint to cfg.\n")); |
| 217 | } |
| 218 | #endif |
| 219 | } |
Madan Mohan Koyyalamudi | 1903276 | 2012-10-21 12:42:11 -0700 | [diff] [blame] | 220 | palFreeMemory(pMac->hHdd, pBeaconStruct); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 221 | return; |
| 222 | } /****** end limExtractApCapability() ******/ |
| 223 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 224 | #if (defined(ANI_PRODUCT_TYPE_AP) || defined(ANI_PRODUCT_TYPE_AP_SDK)) |
| 225 | /** |
| 226 | * limQuietBss() |
| 227 | * |
| 228 | *FUNCTION: |
| 229 | * This function is called to quiet the BSS |
| 230 | * while entering into Learn mode |
| 231 | * |
| 232 | *LOGIC: |
| 233 | * Data frame to self with duration value passed is |
| 234 | * transmitted |
| 235 | * |
| 236 | *ASSUMPTIONS: |
| 237 | * NA |
| 238 | * |
| 239 | *NOTE: |
| 240 | * If all associated STAs are 11h compliant, Quiet IE |
| 241 | * need to be sent in Beacon/Probe Response frames. |
| 242 | * |
| 243 | * @param pMac Pointer to Global MAC structure |
| 244 | * @param duration Specifies quiet duration in millisec |
| 245 | * @return None |
| 246 | */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 247 | void |
| 248 | limQuietBss(tpAniSirGlobal pMac, tANI_U32 duration) |
| 249 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 250 | // Temporarily not quieting BSS |
| 251 | (void) pMac; (void) duration; |
| 252 | return; |
| 253 | } /****** end limQuietBss() ******/ |
| 254 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 255 | /** |
| 256 | * limIsMatrixNodePresent() |
| 257 | * |
| 258 | *FUNCTION: |
| 259 | * This function is called to determine if measurements are |
| 260 | * already made on the current learn channel |
| 261 | * |
| 262 | *LOGIC: |
| 263 | * |
| 264 | *ASSUMPTIONS: |
| 265 | * NA |
| 266 | * |
| 267 | *NOTE: |
| 268 | * NA |
| 269 | * |
| 270 | * @param pMac - Pointer to Global MAC structure |
| 271 | * @return pNode - Pointer to Matrix node if found. Else NULL |
| 272 | */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 273 | static tpLimMeasMatrixNode |
| 274 | limIsMatrixNodePresent(tpAniSirGlobal pMac) |
| 275 | { |
| 276 | tANI_U8 i, chanNum = limGetCurrentLearnChannel(pMac); |
| 277 | tpLimMeasMatrixNode pNode = pMac->lim.gpLimMeasData->pMeasMatrixInfo; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 278 | if (!pNode) |
| 279 | return NULL; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 280 | for (i = 0; i < pMac->lim.gpLimMeasReq->channelList.numChannels; i++) |
| 281 | { |
| 282 | if (pNode->matrix.channelNumber == chanNum) |
| 283 | { |
| 284 | return pNode; |
| 285 | } |
| 286 | else |
| 287 | { |
| 288 | if (pNode->next) |
| 289 | pNode = pNode->next; |
| 290 | else |
| 291 | break; |
| 292 | } |
| 293 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 294 | return NULL; |
| 295 | } /****** end limIsMatrixNodePresent() ******/ |
| 296 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 297 | /** |
| 298 | * limGetMatrixNode() |
| 299 | * |
| 300 | *FUNCTION: |
| 301 | * This function is called to get a metrics node associated |
| 302 | * with the current measurement channel. If no node is found |
| 303 | * for this channel, one is added at the beginning of the list. |
| 304 | * |
| 305 | *LOGIC: |
| 306 | * |
| 307 | *ASSUMPTIONS: |
| 308 | * NA |
| 309 | * |
| 310 | *NOTE: |
| 311 | * NA |
| 312 | * |
| 313 | * @param pMac Pointer to Global MAC structure |
| 314 | * @return None |
| 315 | */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 316 | static tpLimMeasMatrixNode |
| 317 | limGetMatrixNode(tpAniSirGlobal pMac) |
| 318 | { |
| 319 | tpLimMeasMatrixNode pNewMatrix; |
| 320 | eHalStatus status; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 321 | pNewMatrix = limIsMatrixNodePresent(pMac); |
| 322 | if (!pNewMatrix) |
| 323 | { |
| 324 | // Making first time measurements on this channel. |
| 325 | // Add matrix node for this at the front. |
| 326 | status = palAllocateMemory( pMac->hHdd, (void **)&pNewMatrix, sizeof(*pNewMatrix)); |
| 327 | if (status != eHAL_STATUS_SUCCESS) |
| 328 | { |
| 329 | /// Could not allocate buffer for new measMatrix Node |
| 330 | // Log error |
| 331 | limLog(pMac, LOGP, |
| 332 | FL("palAllocateMemory failed for new measMatrix Node\n")); |
| 333 | return NULL; |
| 334 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 335 | status = palZeroMemory( pMac->hHdd, (void *)pNewMatrix, sizeof(*pNewMatrix)); |
| 336 | if (status != eHAL_STATUS_SUCCESS) |
| 337 | { |
| 338 | /// Could not allocate buffer for new measMatrix Node |
| 339 | // Log error |
| 340 | limLog(pMac, LOGP, |
| 341 | FL("palZeroMemory failed for new measMatrix Node\n")); |
| 342 | return NULL; |
| 343 | } |
| 344 | |
| 345 | pNewMatrix->matrix.channelNumber = |
| 346 | limGetCurrentLearnChannel(pMac); |
| 347 | pNewMatrix->avgRssi = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 348 | PELOG3(limLog(pMac, LOG3, FL("Adding new Matrix info:channel#=%d\n"), |
| 349 | pNewMatrix->matrix.channelNumber);) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 350 | pNewMatrix->next = pMac->lim.gpLimMeasData->pMeasMatrixInfo; |
| 351 | pMac->lim.gpLimMeasData->pMeasMatrixInfo = pNewMatrix; |
| 352 | pMac->lim.gpLimMeasData->numMatrixNodes++; |
| 353 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 354 | return pNewMatrix; |
| 355 | } /****** end limGetMatrixNode() ******/ |
| 356 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 357 | /** |
| 358 | * limComputeAvg() |
| 359 | * |
| 360 | *FUNCTION: |
| 361 | * This function is called to compute exponential average |
| 362 | * of RSSI, channel utilization etc. |
| 363 | * |
| 364 | *LOGIC: |
| 365 | * |
| 366 | *ASSUMPTIONS: |
| 367 | * NA |
| 368 | * |
| 369 | *NOTE: |
| 370 | * NA |
| 371 | * |
| 372 | * @param pMac Pointer to Global MAC structure |
| 373 | * @param oldVal Previous averaged value |
| 374 | * @param newVal New averaged value |
| 375 | * @return None |
| 376 | */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 377 | tANI_U32 |
| 378 | limComputeAvg(tpAniSirGlobal pMac, tANI_U32 oldVal, tANI_U32 newVal) |
| 379 | { |
| 380 | return (halExpAvg(newVal, |
| 381 | oldVal, |
| 382 | pMac->lim.gLimMeasParams.rssiAlpha)); |
| 383 | } /****** end limComputeAvg() ******/ |
| 384 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 385 | /** |
| 386 | * limCollectRSSI() |
| 387 | * |
| 388 | *FUNCTION: |
| 389 | * This function is called to collect RSSI measurements on |
| 390 | * the current learn channel |
| 391 | * |
| 392 | *LOGIC: |
| 393 | * |
| 394 | *ASSUMPTIONS: |
| 395 | * NA |
| 396 | * |
| 397 | *NOTE: |
| 398 | * NA |
| 399 | * |
| 400 | * @param pMac Pointer to Global MAC structure |
| 401 | * @return None |
| 402 | */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 403 | void |
| 404 | limCollectRSSI(tpAniSirGlobal pMac) |
| 405 | { |
| 406 | tpLimMeasMatrixNode pNewMatrix = limGetMatrixNode(pMac); |
| 407 | tANI_U32 i, noise; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 408 | for (i = 0; i < LIM_GET_NOISE_MAX_TRY; i++) |
| 409 | if ((noise = halGetNoise(pMac)) != HAL_NOISE_INVALID) |
| 410 | { |
| 411 | pNewMatrix->avgRssi = limComputeAvg(pMac, |
| 412 | pNewMatrix->avgRssi, |
| 413 | noise); |
| 414 | break; |
| 415 | } |
| 416 | } /****** end limCollectRSSI() ******/ |
| 417 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 418 | /**---------------------------------------------------------------------------- |
| 419 | \fn limGetNeighbourBssNode |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 420 | \brief returns neighbour bss node if it is already present in the list. |
| 421 | \param pMac |
| 422 | \param bssid - Bssid of new beacon or data packet. |
| 423 | \param pSsId - Pointer to SSID of new packet. |
| 424 | \param nwType - 11b/g/a |
| 425 | \param chanId - Channel in which we received the packet. |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 426 | \return tpLimNeighborBssWdsNode or NULL |
| 427 | -------------------------------------------------------------------------------*/ |
| 428 | static tpLimNeighborBssWdsNode |
| 429 | limGetNeighbourBssNode(tpAniSirGlobal pMac, tANI_U8 *bssId, tANI_U8 chanId, |
| 430 | tSirNwType nwType, tpAniSSID pSsId, tANI_U8 type) |
| 431 | { |
| 432 | tpLimNeighborBssWdsNode pNode = pMac->lim.gpLimMeasData->pNeighborWdsInfo; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 433 | while (pNode) |
| 434 | { |
| 435 | //Do we need to check for ssId also ? |
| 436 | if (palEqualMemory(pMac->hHdd, pNode->info.neighborBssInfo.bssId, |
| 437 | bssId, sizeof(tSirMacAddr)) && |
| 438 | (pNode->info.neighborBssInfo.channelId == chanId)) |
| 439 | { |
| 440 | #if 0 |
| 441 | /** Commented out assuming that comparing bssId and ChanId would be enough to |
| 442 | uniquely identify a particular BSS, Uncomment if strict checking is needed, |
| 443 | eventhough not possible if packet type is DATA. */ |
| 444 | if (type == eSIR_MAC_MGMT_FRAME) |
| 445 | { |
| 446 | /** Beacon Frame */ |
| 447 | if (palEqualMemory(pMac->hHdd, &pNode->info.neighborBssInfo.ssId, |
| 448 | pSsId, pSsId->length+1) && |
| 449 | (pNode->info.neighborBssInfo.nwType == nwType)) |
| 450 | { |
| 451 | return pNode; |
| 452 | } |
| 453 | } |
| 454 | else |
| 455 | #endif |
| 456 | return pNode; |
| 457 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 458 | if (!pNode->next) |
| 459 | break; |
| 460 | else |
| 461 | pNode = pNode->next; |
| 462 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 463 | return NULL; |
| 464 | } |
| 465 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 466 | /** |
| 467 | * limCollectMeasurementData() |
| 468 | * |
| 469 | *FUNCTION: |
| 470 | * This function is called upon receiving Beacon/Probe Response |
| 471 | * or Data frames to collect measurement related data. |
| 472 | * |
| 473 | *LOGIC: |
| 474 | * |
| 475 | *ASSUMPTIONS: |
| 476 | * NA |
| 477 | * |
| 478 | *NOTE: |
| 479 | * NA |
| 480 | * |
| 481 | * @param pMac - Pointer to Global MAC structure |
| 482 | * @param pRxPacketInfo - Pointer to received BD+payload |
| 483 | * @param pBeacon - Pointer to parsed BSS info |
| 484 | * @return None |
| 485 | */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 486 | void |
| 487 | limCollectMeasurementData(tpAniSirGlobal pMac, |
| 488 | tANI_U32 *pRxPacketInfo, tpSchBeaconStruct pBeacon) |
| 489 | { |
| 490 | tANI_U16 allocLen=0, len=0, realLen=0, ieLen=0; |
| 491 | tANI_U32 i; |
| 492 | tANI_U8 found = eANI_BOOLEAN_TRUE; |
| 493 | tSirMacFrameCtl fc ; |
| 494 | tSirMacAddr bssIdRcv; |
| 495 | tSirNwType nwType; |
| 496 | tAniSSID ssId; |
| 497 | tANI_U8 chanId = 0; |
| 498 | tpLimNeighborBssWdsNode pNode = NULL; |
| 499 | tpLimMeasMatrixNode pNewMatrix; |
| 500 | eHalStatus status; |
| 501 | tpSirMacMgmtHdr pHdr; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 502 | PELOG3(limLog(pMac, LOG3, FL("Collecting measurement data for RadioId %d\n"), |
| 503 | pMac->sys.gSirRadioId);) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 504 | tANI_U32 ignore = 0; |
| 505 | limGetBssidFromBD(pMac, (tpHalBufDesc) pRxPacketInfo, bssIdRcv, &ignore); |
| 506 | if (palEqualMemory( pMac->hHdd, bssIdRcv, pMac->lim.gLimBssid, sizeof(tSirMacAddr))) |
| 507 | { |
| 508 | // Packet received from our own BSS, dont take measurement. |
| 509 | return; |
| 510 | } |
| 511 | pHdr = WDA_GET_RX_MAC_HEADER(pRxPacketInfo); |
| 512 | fc = pHdr->fc; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 513 | if (fc.type == SIR_MAC_DATA_FRAME) |
| 514 | { |
| 515 | PELOG2(limLog(pMac, LOG2, FL("Received DATA packet\n"));) |
| 516 | ssId.length = 0; |
| 517 | ieLen = 0; |
| 518 | } |
| 519 | else |
| 520 | { |
| 521 | /** Probe response or beaccon packet */ |
| 522 | palCopyMemory(pMac->hHdd, (void *)&ssId, (void *) &pBeacon->ssId, |
| 523 | sizeof(ssId)); |
| 524 | chanId = limGetChannelFromBeacon(pMac, pBeacon); |
| 525 | ieLen = pBeacon->wpa.length + pBeacon->propIEinfo.wdsLength; |
| 526 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 527 | if (chanId == 0) |
| 528 | { |
| 529 | /* If the channel Id is not retrieved from Beacon, extract the channel from BD */ |
| 530 | /* Unmapped the channel.This We have to do since we have done mapping in the hal to |
| 531 | overcome the limitation of RXBD of not able to accomodate the bigger channel number.*/ |
| 532 | chanId = WDA_GET_RX_CH(pRxPacketInfo); |
| 533 | if(!( chanId = limUnmapChannel(chanId))) |
| 534 | { |
| 535 | chanId = pMac->lim.gLimCurrentScanChannelId; |
| 536 | } |
| 537 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 538 | /* |
| 539 | * Now always returns nwType as 11G for data packets - FIXIT |
| 540 | */ |
| 541 | nwType = limGetNwType(pMac, chanId, fc.type, pBeacon); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 542 | pNewMatrix = limGetMatrixNode(pMac); |
| 543 | /** LOGP would result in freeing all dynamicall allocated memories. So |
| 544 | * return from here if limGetMatrixNode returns NULL |
| 545 | */ |
| 546 | if (!pNewMatrix) |
| 547 | return; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 548 | pNewMatrix->matrix.aggrRssi += WDA_GET_RX_RSSI_DB(pRxPacketInfo); |
| 549 | pNewMatrix->matrix.totalPackets++; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 550 | // Find if this neighbor is already 'learned' |
| 551 | // If found, update its information. |
| 552 | pNode = limGetNeighbourBssNode(pMac, bssIdRcv, chanId, nwType, &ssId, fc.type); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 553 | if (!pNode) |
| 554 | { |
| 555 | realLen = sizeof(tSirNeighborBssWdsInfo); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 556 | /** Newly discovered neighbor. Inform WSM of this |
| 557 | * and add this BSS info at the beginning |
| 558 | * Need to limit the number newly discovered BSS added |
| 559 | * to the list. |
| 560 | */ |
| 561 | len = LIM_MAX_BUF_SIZE - (sizeof(tSirSmeMeasurementInd) + |
| 562 | (pMac->lim.gpLimMeasReq->channelList.numChannels * |
| 563 | sizeof(tSirMeasMatrixInfo))); |
| 564 | PELOG2(limLog(pMac, LOG2, FL("Current BSS length %d, Real length %d\n"), |
| 565 | pMac->lim.gpLimMeasData->totalBssSize, realLen);) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 566 | /** Check if we have enough room for adding a new node. |
| 567 | */ |
| 568 | if (pMac->lim.gpLimMeasData->totalBssSize + realLen < len) |
| 569 | { |
| 570 | pMac->lim.gpLimMeasData->numBssWds++; |
| 571 | pMac->lim.gpLimMeasData->totalBssSize += realLen; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 572 | PELOG2(limPrintMacAddr(pMac, bssIdRcv, LOG2);) |
| 573 | } |
| 574 | else |
| 575 | { |
| 576 | PELOG2(limLog(pMac, LOG2, FL("Dropping the measurement packets: No memory!\n"));) |
| 577 | return; |
| 578 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 579 | /** Allocate max memory required even if the packet is of type DATA, |
| 580 | * So that next time we receive a beacon, won't run out of memory to |
| 581 | * update the information. |
| 582 | */ |
| 583 | allocLen = sizeof(tLimNeighborBssWdsNode) + 4 + ieLen; |
| 584 | status = palAllocateMemory( pMac->hHdd, (void **)&pNode, allocLen); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 585 | if (status != eHAL_STATUS_SUCCESS) |
| 586 | { |
| 587 | limLog(pMac, LOGP, FL("palAllocateMemory failed for new NeighborBssWds Node\n")); |
| 588 | return; |
| 589 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 590 | status = palZeroMemory(pMac->hHdd, pNode, allocLen); |
| 591 | if (status != eHAL_STATUS_SUCCESS) |
| 592 | { |
| 593 | limLog(pMac, LOGP, FL("palAllocateMemory failed for new NeighborBssWds Node\n")); |
| 594 | return; |
| 595 | } |
| 596 | pNode->next = pMac->lim.gpLimMeasData->pNeighborWdsInfo; |
| 597 | pMac->lim.gpLimMeasData->pNeighborWdsInfo = pNode; |
| 598 | found = eANI_BOOLEAN_FALSE; |
| 599 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 600 | pNode->info.neighborBssInfo.rssi = WDA_GET_RX_RSSI_DB(pRxPacketInfo); |
| 601 | pNode->info.neighborBssInfo.aggrRssi += pNode->info.neighborBssInfo.rssi; |
| 602 | if (fc.type == SIR_MAC_DATA_FRAME) |
| 603 | pNode->info.neighborBssInfo.dataCount++; |
| 604 | pNode->info.neighborBssInfo.totalPackets++; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 605 | /** If node not found or previous learn was not from a beacon/probe rsp |
| 606 | * then learn again. |
| 607 | */ |
| 608 | if (!found || ((pNode->info.neighborBssInfo.ssId.length == 0) && |
| 609 | (fc.type == SIR_MAC_MGMT_FRAME))) |
| 610 | { |
| 611 | palCopyMemory(pMac->hHdd, pNode->info.neighborBssInfo.bssId, bssIdRcv, |
| 612 | sizeof(tSirMacAddr)); |
| 613 | pNode->info.neighborBssInfo.channelId = chanId; |
| 614 | if (fc.type == SIR_MAC_DATA_FRAME) |
| 615 | { |
| 616 | // Data frame received from other BSS. |
| 617 | // Collect as much information as possible |
| 618 | pNode->info.neighborBssInfo.wniIndicator = (tAniBool) 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 619 | if (fc.toDS || fc.fromDS) |
| 620 | pNode->info.neighborBssInfo.bssType = eSIR_INFRASTRUCTURE_MODE; |
| 621 | else |
| 622 | pNode->info.neighborBssInfo.bssType = eSIR_IBSS_MODE; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 623 | pNode->info.neighborBssInfo.load.numStas = 0; |
| 624 | pNode->info.neighborBssInfo.load.channelUtilization = 0; |
| 625 | pNode->info.neighborBssInfo.ssId.length = 0; |
| 626 | pNode->info.neighborBssInfo.apName.length = 0; |
| 627 | pNode->info.neighborBssInfo.rsnIE.length = 0; |
| 628 | pNode->info.wdsInfo.wdsLength = 0; |
| 629 | } |
| 630 | else |
| 631 | { |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 632 | // This must be either Beacon frame or |
| 633 | // Probe Response. Copy all relevant information. |
| 634 | pNode->info.neighborBssInfo.wniIndicator = (tAniBool) pBeacon->propIEinfo.aniIndicator; |
| 635 | pNode->info.neighborBssInfo.bssType = (tSirBssType) pBeacon->capabilityInfo.ibss; |
| 636 | pNode->info.neighborBssInfo.load.numStas = pBeacon->propIEinfo.load.numStas; |
| 637 | pNode->info.neighborBssInfo.load.channelUtilization = pBeacon->propIEinfo.load.channelUtilization; |
| 638 | |
| 639 | palCopyMemory( pMac->hHdd, (tANI_U8 *) &pNode->info.neighborBssInfo.ssId, |
| 640 | &pBeacon->ssId, pBeacon->ssId.length+1); |
| 641 | pNode->info.neighborBssInfo.apName.length = pBeacon->propIEinfo.apName.length; |
| 642 | palCopyMemory( pMac->hHdd, (tANI_U8 *) pNode->info.neighborBssInfo.apName.name, |
| 643 | pBeacon->propIEinfo.apName.name, pBeacon->propIEinfo.apName.length); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 644 | pNode->info.neighborBssInfo.rsnIE.length = 0; |
| 645 | // Add WPA2 information. Before that make sure that memory is available |
| 646 | if (pBeacon->rsnPresent && (pBeacon->rsn.length < SIR_MAC_MAX_IE_LENGTH)) |
| 647 | { |
| 648 | pNode->info.neighborBssInfo.rsnIE.length = 2 + pBeacon->rsn.length; |
| 649 | pNode->info.neighborBssInfo.rsnIE.rsnIEdata[0] = SIR_MAC_RSN_EID; |
| 650 | pNode->info.neighborBssInfo.rsnIE.rsnIEdata[1] = pBeacon->rsn.length; |
| 651 | palCopyMemory( pMac->hHdd, (tANI_U8 *) &pNode->info.neighborBssInfo.rsnIE.rsnIEdata[2], |
| 652 | pBeacon->rsn.info, pBeacon->rsn.length); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 653 | PELOG2(limLog(pMac, LOG2, FL("NeighborBss RSN IE, type=%x, length=%x\n"), |
| 654 | pNode->info.neighborBssInfo.rsnIE.rsnIEdata[0], |
| 655 | pNode->info.neighborBssInfo.rsnIE.rsnIEdata[1]);) |
| 656 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 657 | // Add WPA information. Before that make sure that memory is available |
| 658 | if (pBeacon->wpaPresent && ((pBeacon->rsn.length + pBeacon->wpa.length) < (SIR_MAC_MAX_IE_LENGTH-2))) |
| 659 | { |
| 660 | pNode->info.neighborBssInfo.rsnIE.rsnIEdata[pNode->info.neighborBssInfo.rsnIE.length] = |
| 661 | SIR_MAC_WPA_EID; |
| 662 | pNode->info.neighborBssInfo.rsnIE.rsnIEdata[pNode->info.neighborBssInfo.rsnIE.length + 1] = |
| 663 | pBeacon->wpa.length; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 664 | palCopyMemory( pMac->hHdd, |
| 665 | (tANI_U8 *) &pNode->info.neighborBssInfo.rsnIE.rsnIEdata[pNode->info.neighborBssInfo.rsnIE.length + 2], |
| 666 | pBeacon->wpa.info, pBeacon->wpa.length); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 667 | PELOG2(limLog(pMac, LOG2, FL("NeighborBss WPA IE, type=%x, length=%x\n"), |
| 668 | pNode->info.neighborBssInfo.rsnIE.rsnIEdata[pNode->info.neighborBssInfo.rsnIE.length], |
| 669 | pNode->info.neighborBssInfo.rsnIE.rsnIEdata[pNode->info.neighborBssInfo.rsnIE.length + 1]);) |
| 670 | pNode->info.neighborBssInfo.rsnIE.length += 2 + pBeacon->wpa.length; |
| 671 | } |
| 672 | pNode->info.wdsInfo.wdsLength = (tANI_U16) pBeacon->propIEinfo.wdsLength; |
| 673 | palCopyMemory( pMac->hHdd, (tANI_U8 *) pNode->info.wdsInfo.wdsBytes, |
| 674 | pBeacon->propIEinfo.wdsData, |
| 675 | pBeacon->propIEinfo.wdsLength); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 676 | pNode->info.neighborBssInfo.capabilityInfo = *((tANI_U16*)&pBeacon->capabilityInfo); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 677 | #if 0 |
| 678 | if (pBeacon->HTCaps.present) |
| 679 | palCopyMemory( pMac->hHdd, (tANI_U8 *)&pNode->info.neighborBssInfo.HTCaps, |
| 680 | (tANI_U8 *)&pBeacon->HTCaps, HT_CAPABILITY_IE_SIZE); |
| 681 | else |
| 682 | pNode->info.neighborBssInfo.HTCaps.present = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 683 | if (pBeacon->HTInfo.present) |
| 684 | palCopyMemory( pMac->hHdd, (tANI_U8 *)&pNode->info.neighborBssInfo.HTInfo, |
| 685 | (tANI_U8 *)&pBeacon->HTInfo, HT_INFO_IE_SIZE); |
| 686 | else |
| 687 | pNode->info.neighborBssInfo.HTInfo.present = 0; |
| 688 | #endif |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 689 | if (pBeacon->suppRatesPresent && (pBeacon->supportedRates.numRates <= |
| 690 | SIR_MAC_RATESET_EID_MAX)) |
| 691 | { |
| 692 | pNode->info.neighborBssInfo.operationalRateSet.numRates = pBeacon->supportedRates.numRates; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 693 | PELOG4(limLog(pMac, LOG4, FL("Supported Rates (%d) : "), |
| 694 | pNode->info.neighborBssInfo.operationalRateSet.numRates);) |
| 695 | for (i=0; i<pBeacon->supportedRates.numRates; i++) |
| 696 | { |
| 697 | pNode->info.neighborBssInfo.operationalRateSet.rate[i] = pBeacon->supportedRates.rate[i]; |
| 698 | PELOG4(limLog(pMac, LOG4, FL("%d "), pBeacon->supportedRates.rate[i]);) |
| 699 | } |
| 700 | PELOG4(limLog(pMac, LOG4, FL("\n"));) |
| 701 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 702 | if (pBeacon->extendedRatesPresent && (pBeacon->extendedRates.numRates <= |
| 703 | SIR_MAC_RATESET_EID_MAX)) |
| 704 | { |
| 705 | pNode->info.neighborBssInfo.extendedRateSet.numRates = pBeacon->extendedRates.numRates; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 706 | PELOG4(limLog(pMac, LOG4, FL("Extended Rates (%d) : "), |
| 707 | pNode->info.neighborBssInfo.extendedRateSet.numRates);) |
| 708 | for (i=0; i<pBeacon->extendedRates.numRates; i++) |
| 709 | { |
| 710 | pNode->info.neighborBssInfo.extendedRateSet.rate[i] = pBeacon->extendedRates.rate[i]; |
| 711 | PELOG4(limLog(pMac, LOG4, FL("%d "), pBeacon->extendedRates.rate[i]);) |
| 712 | } |
| 713 | } |
| 714 | else |
| 715 | { |
| 716 | pNode->info.neighborBssInfo.extendedRateSet.numRates = 0; |
| 717 | } |
| 718 | pNode->info.neighborBssInfo.nwType = nwType; |
| 719 | pNode->info.neighborBssInfo.hcfEnabled = pBeacon->propIEinfo.hcfEnabled; |
| 720 | pNode->info.neighborBssInfo.beaconInterval = pBeacon->beaconInterval; |
| 721 | pNode->info.neighborBssInfo.wmeInfoPresent = pBeacon->wmeInfoPresent; |
| 722 | pNode->info.neighborBssInfo.wmeEdcaPresent = pBeacon->wmeEdcaPresent; |
| 723 | pNode->info.neighborBssInfo.wsmCapablePresent = pBeacon->wsmCapablePresent; |
| 724 | pNode->info.neighborBssInfo.propIECapability = pBeacon->propIEinfo.capability; |
| 725 | pNode->info.neighborBssInfo.localPowerConstraints = pBeacon->localPowerConstraint.localPowerConstraints; |
| 726 | pNode->info.neighborBssInfo.dtimPeriod = pBeacon->tim.dtimPeriod; |
| 727 | pNode->info.neighborBssInfo.HTCapsPresent = pBeacon->HTCaps.present; |
| 728 | pNode->info.neighborBssInfo.HTInfoPresent = pBeacon->HTInfo.present; |
| 729 | } |
| 730 | } |
| 731 | } /****** end limCollectMeasurementData() ******/ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 732 | /** |
| 733 | * limCleanupMatrixNodes() |
| 734 | * |
| 735 | *FUNCTION: |
| 736 | * This function is called from various places within LIM code |
| 737 | * to cleanup channel info matrix collected by learn mode measurements. |
| 738 | * |
| 739 | *LOGIC: |
| 740 | * |
| 741 | *ASSUMPTIONS: |
| 742 | * NA |
| 743 | * |
| 744 | *NOTE: |
| 745 | * NA |
| 746 | * |
| 747 | * @param pMac Pointer to Global MAC structure |
| 748 | * @return None |
| 749 | */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 750 | static void |
| 751 | limCleanupMatrixNodes(tpAniSirGlobal pMac) |
| 752 | { |
| 753 | if (pMac->lim.gpLimMeasData->pMeasMatrixInfo) |
| 754 | { |
| 755 | tpLimMeasMatrixNode pNode = pMac->lim.gpLimMeasData->pMeasMatrixInfo; |
| 756 | tpLimMeasMatrixNode pNext; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 757 | while (pNode) |
| 758 | { |
| 759 | pNext = pNode->next; |
| 760 | palFreeMemory( pMac->hHdd, pNode); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 761 | if (pNext) |
| 762 | pNode = pNext; |
| 763 | else |
| 764 | break; |
| 765 | } |
| 766 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 767 | pMac->lim.gpLimMeasData->numMatrixNodes = 0; |
| 768 | PELOG2(limLog(pMac, LOG2, |
| 769 | FL("Cleaned up channel matrix nodes\n"));) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 770 | pMac->lim.gpLimMeasData->pMeasMatrixInfo = NULL; |
| 771 | } /****** end limCleanupMatrixNodes() ******/ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 772 | /** |
| 773 | * limCleanupNeighborBssNodes() |
| 774 | * |
| 775 | *FUNCTION: |
| 776 | * This function is called from various places within LIM code |
| 777 | * to cleanup neighbor info collected by learn mode measurements. |
| 778 | * |
| 779 | *LOGIC: |
| 780 | * |
| 781 | *ASSUMPTIONS: |
| 782 | * NA |
| 783 | * |
| 784 | *NOTE: |
| 785 | * NA |
| 786 | * |
| 787 | * @param pMac Pointer to Global MAC structure |
| 788 | * @return None |
| 789 | */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 790 | static void |
| 791 | limCleanupNeighborBssNodes(tpAniSirGlobal pMac) |
| 792 | { |
| 793 | if (pMac->lim.gpLimMeasData->pNeighborWdsInfo) |
| 794 | { |
| 795 | tpLimNeighborBssWdsNode pNode = |
| 796 | pMac->lim.gpLimMeasData->pNeighborWdsInfo; |
| 797 | tpLimNeighborBssWdsNode pNext; |
| 798 | while (pNode) |
| 799 | { |
| 800 | pNext = pNode->next; |
| 801 | pMac->lim.gpLimMeasData->numBssWds--; |
| 802 | palFreeMemory( pMac->hHdd, pNode); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 803 | if (pNext) |
| 804 | pNode = pNext; |
| 805 | else |
| 806 | break; |
| 807 | } |
| 808 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 809 | PELOG2(limLog(pMac, LOG2, |
| 810 | FL("Cleaned up neighbor nodes\n"));) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 811 | pMac->lim.gpLimMeasData->numBssWds = 0; |
| 812 | pMac->lim.gpLimMeasData->totalBssSize = 0; |
| 813 | pMac->lim.gpLimMeasData->pNeighborWdsInfo = NULL; |
| 814 | } /****** end limCleanupNeighborBssNodes() ******/ |
| 815 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 816 | /** |
| 817 | * limSendSmeMeasurementInd() |
| 818 | * |
| 819 | *FUNCTION: |
| 820 | * This function is called by limProcessLmmMessages() to |
| 821 | * send SME_MEASUREMENT_IND message to WSM. |
| 822 | * |
| 823 | *LOGIC: |
| 824 | * |
| 825 | *ASSUMPTIONS: |
| 826 | * |
| 827 | *NOTE: |
| 828 | * |
| 829 | * @param pMac - Pointer to Global MAC structure |
| 830 | * @return None |
| 831 | */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 832 | void |
| 833 | limSendSmeMeasurementInd(tpAniSirGlobal pMac) |
| 834 | { |
| 835 | tANI_U8 *pMeasInd; |
| 836 | tANI_U16 len = 0; |
| 837 | tSirMsgQ mmhMsg; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 838 | #ifdef GEN6_TODO |
| 839 | //fetch the sessionEntry based on the sessionId |
| 840 | //priority - MEDIUM |
| 841 | tpPESession sessionEntry; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 842 | if((sessionEntry = peFindSessionBySessionId(pMac, pMac->lim.gLimMeasParams.measurementIndTimer.sessionId))== NULL) |
| 843 | { |
| 844 | limLog(pMac, LOGP,FL("Session Does not exist for given sessionID\n")); |
| 845 | return; |
| 846 | } |
| 847 | #endif |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 848 | if (!pMac->sys.gSysEnableLearnMode || |
| 849 | (pMac->lim.gpLimMeasReq == NULL)) |
| 850 | { |
| 851 | return; |
| 852 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 853 | len = sizeof(tSirSmeMeasurementInd) + |
| 854 | (pMac->lim.gpLimMeasReq->channelList.numChannels * |
| 855 | sizeof(tSirMeasMatrixInfo)) + |
| 856 | pMac->lim.gpLimMeasData->totalBssSize; |
| 857 | if (len > LIM_MAX_BUF_SIZE) |
| 858 | { |
| 859 | limLog(pMac, LOGP, |
| 860 | FL("len %d numChannels %d numBssWds %d totalBssSize %d\n"), |
| 861 | len, |
| 862 | pMac->lim.gpLimMeasReq->channelList.numChannels, |
| 863 | pMac->lim.gpLimMeasData->numBssWds, |
| 864 | pMac->lim.gpLimMeasData->totalBssSize); |
| 865 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 866 | PELOG2(limLog(pMac, LOG2, FL("***** Measurement IND size %d\n"), len);) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 867 | if( eHAL_STATUS_SUCCESS != palAllocateMemory( pMac->hHdd, (void **)&pMeasInd, len)) |
| 868 | { |
| 869 | /// Buffer not available. Log error |
| 870 | limLog(pMac, LOGP, |
| 871 | FL("call to palAllocateMemory failed for eWNI_SME_MEAS_IND\n")); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 872 | return; |
| 873 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 874 | PELOG3(limLog(pMac, LOG3, |
| 875 | FL("Sending eWNI_SME_MEAS_IND on Radio %d, requested len=%d\n"), |
| 876 | pMac->sys.gSirRadioId, len);) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 877 | limMeasurementIndSerDes(pMac, pMeasInd); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 878 | mmhMsg.type = eWNI_SME_MEASUREMENT_IND; |
| 879 | mmhMsg.bodyptr = pMeasInd; |
| 880 | mmhMsg.bodyval = 0; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 881 | MTRACE(macTraceMsgTx(pMac, NO_SESSION, mmhMsg.type)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 882 | limSysProcessMmhMsgApi(pMac, &mmhMsg, ePROT); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 883 | // Cleanup neighbor information |
| 884 | limCleanupNeighborBssNodes(pMac); |
| 885 | limCleanupMatrixNodes(pMac); |
| 886 | } /*** end limSendSmeMeasurementInd() ***/ |
| 887 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 888 | /** |
| 889 | * limCleanupMeasData() |
| 890 | * |
| 891 | *FUNCTION: |
| 892 | * This function is called from various places within LIM code |
| 893 | * to cleanup measurement related data. |
| 894 | * |
| 895 | *LOGIC: |
| 896 | * Buffers and associated timer resources will be deleted when |
| 897 | * this function is called |
| 898 | * |
| 899 | *ASSUMPTIONS: |
| 900 | * NA |
| 901 | * |
| 902 | *NOTE: |
| 903 | * NA |
| 904 | * |
| 905 | * @param pMac Pointer to Global MAC structure |
| 906 | * @return None |
| 907 | */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 908 | void |
| 909 | limCleanupMeasData(tpAniSirGlobal pMac) |
| 910 | { |
| 911 | if (pMac->lim.gpLimMeasReq) |
| 912 | palFreeMemory( pMac->hHdd, pMac->lim.gpLimMeasReq); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 913 | pMac->lim.gpLimMeasReq = NULL; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 914 | if (!pMac->lim.gpLimMeasData) |
| 915 | return; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 916 | if (pMac->lim.gpLimMeasData->pMeasMatrixInfo) |
| 917 | { |
| 918 | // Retain current channel's data and flush remaining |
| 919 | tpLimMeasMatrixNode pMatrix = |
| 920 | (pMac->lim.gpLimMeasData->pMeasMatrixInfo)->next; |
| 921 | tpLimMeasMatrixNode pNext; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 922 | while (pMatrix) |
| 923 | { |
| 924 | pNext = pMatrix->next; |
| 925 | palFreeMemory( pMac->hHdd, pMatrix); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 926 | if (pNext) |
| 927 | pMatrix = pNext; |
| 928 | else |
| 929 | break; |
| 930 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 931 | pMac->lim.gpLimMeasData->pMeasMatrixInfo->next = NULL; |
| 932 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 933 | pMac->lim.gpLimMeasData->numMatrixNodes = 0; |
| 934 | PELOG2(limLog(pMac, LOG2, |
| 935 | FL("Cleaned up measurement metrics nodes\n"));) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 936 | // Cleanup neighbor information |
| 937 | limCleanupNeighborBssNodes(pMac); |
| 938 | } /****** end limCleanupMeasData() ******/ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 939 | /**--------------------------------------------------------- |
| 940 | \fn limStopMeasTimers |
| 941 | \brief Stops all measurement related timers. |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 942 | \param pMac |
| 943 | \return None |
| 944 | ----------------------------------------------------------*/ |
| 945 | void |
| 946 | limStopMeasTimers(tpAniSirGlobal pMac) |
| 947 | { |
| 948 | if (pMac->lim.gpLimMeasReq == NULL) |
| 949 | return; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 950 | if (pMac->lim.gpLimMeasReq->measControl.periodicMeasEnabled) |
| 951 | { |
| 952 | if (tx_timer_deactivate(&pMac->lim.gLimMeasParams.measurementIndTimer) != TX_SUCCESS) |
| 953 | { |
| 954 | PELOGE(limLog(pMac, LOGE, FL("Cannot stop measurement Ind timer\n"));) |
| 955 | } |
| 956 | } |
| 957 | pMac->lim.gLimMeasParams.isMeasIndTimerActive = 0; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 958 | MTRACE(macTrace(pMac, TRACE_CODE_TIMER_DEACTIVATE, NO_SESSION, eLIM_LEARN_INTERVAL_TIMER)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 959 | if (tx_timer_deactivate(&pMac->lim.gLimMeasParams.learnIntervalTimer) != TX_SUCCESS) |
| 960 | { |
| 961 | PELOGE(limLog(pMac, LOGE, FL("Cannot stop learn interval timer\n"));) |
| 962 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 963 | if (pMac->lim.gLimSpecMgmt.fQuietEnabled) |
| 964 | { |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 965 | MTRACE(macTrace(pMac, TRACE_CODE_TIMER_DEACTIVATE, NO_SESSION, eLIM_LEARN_DURATION_TIMER)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 966 | if (tx_timer_deactivate(&pMac->lim.gLimMeasParams.learnDurationTimer) != TX_SUCCESS) |
| 967 | { |
| 968 | PELOGE(limLog(pMac, LOGE, FL("Cannot stop learn duration timer\n"));) |
| 969 | } |
| 970 | } |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 971 | MTRACE(macTrace(pMac, TRACE_CODE_TIMER_DEACTIVATE, NO_SESSION, eLIM_LEARN_DURATION_TIMER)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 972 | if (tx_timer_deactivate(&pMac->lim.gLimMeasParams.learnDurationTimer) != TX_SUCCESS) |
| 973 | { |
| 974 | PELOGE(limLog(pMac, LOGE, FL("Cannot stop learn duration timer\n"));) |
| 975 | } |
| 976 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 977 | /** |
| 978 | * limDeleteMeasTimers() |
| 979 | * |
| 980 | *FUNCTION: |
| 981 | * This function is called by limProcessLmmMessages() upon |
| 982 | * receiving SME_MEASUREMENT_REQ. This function deletes |
| 983 | * timers associated with Measurements. |
| 984 | * |
| 985 | *LOGIC: |
| 986 | * |
| 987 | *ASSUMPTIONS: |
| 988 | * |
| 989 | *NOTE: |
| 990 | * |
| 991 | * @param pMac Pointer to Global MAC structure |
| 992 | * @return None |
| 993 | */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 994 | void |
| 995 | limDeleteMeasTimers(tpAniSirGlobal pMac) |
| 996 | { |
| 997 | if (pMac->lim.gpLimMeasReq->measControl.periodicMeasEnabled) |
| 998 | tx_timer_delete(&pMac->lim.gLimMeasParams.measurementIndTimer); |
| 999 | tx_timer_delete(&pMac->lim.gLimMeasParams.learnIntervalTimer); |
| 1000 | tx_timer_delete(&pMac->lim.gLimMeasParams.learnDurationTimer); |
| 1001 | } /*** end limDeleteMeasTimers() ***/ |
| 1002 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1003 | /** |
| 1004 | * limCleanupMeasResources() |
| 1005 | * |
| 1006 | *FUNCTION: |
| 1007 | * This function is called from various places within LIM code |
| 1008 | * to cleanup measurement related data and resources. |
| 1009 | * |
| 1010 | *LOGIC: |
| 1011 | * Buffers and associated timer resources will be deleted when |
| 1012 | * this function is called |
| 1013 | * |
| 1014 | *ASSUMPTIONS: |
| 1015 | * NA |
| 1016 | * |
| 1017 | *NOTE: |
| 1018 | * NA |
| 1019 | * |
| 1020 | * @param pMac Pointer to Global MAC structure |
| 1021 | * @return None |
| 1022 | */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1023 | void |
| 1024 | limCleanupMeasResources(tpAniSirGlobal pMac) |
| 1025 | { |
| 1026 | PELOG1( limLog(pMac, LOG1, |
| 1027 | FL("Cleaning up Learn mode Measurement resources\n"));) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1028 | if (pMac->lim.gpLimMeasReq == NULL) |
| 1029 | return; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1030 | limDeleteMeasTimers(pMac); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1031 | if (pMac->lim.gpLimMeasData) |
| 1032 | { |
| 1033 | limCleanupMeasData(pMac); |
| 1034 | if (pMac->lim.gpLimMeasData->pMeasMatrixInfo) |
| 1035 | palFreeMemory( pMac->hHdd, pMac->lim.gpLimMeasData->pMeasMatrixInfo); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1036 | palFreeMemory( pMac->hHdd, pMac->lim.gpLimMeasData); |
| 1037 | pMac->lim.gpLimMeasData = NULL; |
| 1038 | } |
| 1039 | } /****** end limCleanupMeasResources() ******/ |
| 1040 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1041 | /** |
| 1042 | * limDeleteCurrentBssWdsNode() |
| 1043 | * |
| 1044 | *FUNCTION: |
| 1045 | * This function is called when Loss of link |
| 1046 | * is detected with AP and its BssWds info node |
| 1047 | * to be deleted |
| 1048 | * |
| 1049 | *LOGIC: |
| 1050 | * |
| 1051 | *ASSUMPTIONS: |
| 1052 | * NA |
| 1053 | * |
| 1054 | *NOTE: |
| 1055 | * NA |
| 1056 | * |
| 1057 | * @param None |
| 1058 | * @return None |
| 1059 | */ |
| 1060 | void limDeleteCurrentBssWdsNode(tpAniSirGlobal pMac) |
| 1061 | { |
| 1062 | tANI_U32 cfg = sizeof(tSirMacAddr); |
| 1063 | tSirMacAddr currentBssId; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1064 | #if 0 |
| 1065 | if (wlan_cfgGetStr(pMac, WNI_CFG_BSSID, currentBssId, &cfg) != |
| 1066 | eSIR_SUCCESS) |
| 1067 | { |
| 1068 | /// Could not get BSSID from CFG. Log error. |
| 1069 | limLog(pMac, LOGP, FL("could not retrieve BSSID\n")); |
| 1070 | } |
| 1071 | #endif //TO SUPPORT BT-AMP |
| 1072 | sirCopyMacAddr(currentBssId,sessionEntry->bssId); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1073 | if (!pMac->lim.gpLimMeasData) |
| 1074 | return; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1075 | if (pMac->lim.gpLimMeasData->pNeighborWdsInfo) |
| 1076 | { |
| 1077 | tpLimNeighborBssWdsNode pNode = |
| 1078 | pMac->lim.gpLimMeasData->pNeighborWdsInfo; |
| 1079 | tpLimNeighborBssWdsNode pPrev = pNode; |
| 1080 | while (pNode) |
| 1081 | { |
| 1082 | if (palEqualMemory( pMac->hHdd,pNode->info.neighborBssInfo.bssId, |
| 1083 | currentBssId, |
| 1084 | sizeof(tSirMacAddr))) |
| 1085 | { |
| 1086 | pMac->lim.gpLimMeasData->numBssWds--; |
| 1087 | pPrev->next = pNode->next; |
| 1088 | palFreeMemory( pMac->hHdd, pNode); |
| 1089 | break; |
| 1090 | } |
| 1091 | pPrev = pNode; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1092 | if (pNode->next) |
| 1093 | pNode = pNode->next; |
| 1094 | else |
| 1095 | break; |
| 1096 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1097 | if (!pMac->lim.gpLimMeasData->numBssWds) |
| 1098 | pMac->lim.gpLimMeasData->pNeighborWdsInfo = NULL; |
| 1099 | } |
| 1100 | } /****** end limDeleteCurrentBssWdsNode() ******/ |
| 1101 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1102 | /** |
| 1103 | * limRestorePreLearnState() |
| 1104 | * |
| 1105 | *FUNCTION: |
| 1106 | * This function is called when Learn duration timer expires |
| 1107 | * to restore pre-Learn mode state |
| 1108 | * |
| 1109 | *LOGIC: |
| 1110 | * |
| 1111 | *ASSUMPTIONS: |
| 1112 | * NA |
| 1113 | * |
| 1114 | *NOTE: |
| 1115 | * NA |
| 1116 | * |
| 1117 | * @param pMac Pointer to Global MAC structure |
| 1118 | * @return None |
| 1119 | */ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1120 | void |
| 1121 | limRestorePreLearnState(tpAniSirGlobal pMac) |
| 1122 | { |
| 1123 | PELOG4(limLog(pMac, LOG4, |
| 1124 | FL("Restoring from Learn mode on RadioId %d\n"), |
| 1125 | pMac->sys.gSirRadioId);) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1126 | pMac->lim.gLimSystemInScanLearnMode = 0; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1127 | // Go back to previous state. |
| 1128 | pMac->lim.gLimSmeState = pMac->lim.gLimPrevSmeState; |
| 1129 | pMac->lim.gLimMlmState = pMac->lim.gLimPrevMlmState; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1130 | MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, NO_SESSION, pMac->lim.gLimSmeState)); |
| 1131 | MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, NO_SESSION, pMac->lim.gLimMlmState)); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1132 | PELOG4(limLog(pMac, LOG4, |
| 1133 | FL("Restored from Learn mode on RadioId %d\n"), |
| 1134 | pMac->sys.gSirRadioId);) |
| 1135 | } /****** end limRestorePreLearnState() ******/ |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1136 | #endif //#if (defined(ANI_PRODUCT_TYPE_AP) || (ANI_PRODUCT_TYPE_AP_SDK)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1137 | /** |
| 1138 | * limGetHTCBState |
| 1139 | * |
| 1140 | *FUNCTION: |
| 1141 | * This routing provides the translation of Airgo Enum to HT enum for determining |
| 1142 | * secondary channel offset. |
| 1143 | * Airgo Enum is required for backward compatibility purposes. |
| 1144 | * |
| 1145 | * |
| 1146 | *NOTE: |
| 1147 | * |
| 1148 | * @param pMac - Pointer to Global MAC structure |
| 1149 | * @return The corresponding HT enumeration |
| 1150 | */ |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1151 | ePhyChanBondState limGetHTCBState(ePhyChanBondState aniCBMode) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1152 | { |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1153 | switch ( aniCBMode ) |
| 1154 | { |
| 1155 | #ifdef WLAN_FEATURE_11AC |
| 1156 | case PHY_QUADRUPLE_CHANNEL_20MHZ_HIGH_40MHZ_LOW: |
| 1157 | case PHY_QUADRUPLE_CHANNEL_20MHZ_HIGH_40MHZ_CENTERED: |
| 1158 | case PHY_QUADRUPLE_CHANNEL_20MHZ_HIGH_40MHZ_HIGH: |
| 1159 | #endif |
| 1160 | case PHY_DOUBLE_CHANNEL_HIGH_PRIMARY: |
| 1161 | return PHY_DOUBLE_CHANNEL_HIGH_PRIMARY; |
| 1162 | #ifdef WLAN_FEATURE_11AC |
| 1163 | case PHY_QUADRUPLE_CHANNEL_20MHZ_LOW_40MHZ_LOW: |
| 1164 | case PHY_QUADRUPLE_CHANNEL_20MHZ_LOW_40MHZ_CENTERED: |
| 1165 | case PHY_QUADRUPLE_CHANNEL_20MHZ_LOW_40MHZ_HIGH: |
| 1166 | #endif |
| 1167 | case PHY_DOUBLE_CHANNEL_LOW_PRIMARY: |
| 1168 | return PHY_DOUBLE_CHANNEL_LOW_PRIMARY; |
| 1169 | #ifdef WLAN_FEATURE_11AC |
| 1170 | case PHY_QUADRUPLE_CHANNEL_20MHZ_CENTERED_40MHZ_CENTERED: |
| 1171 | return PHY_SINGLE_CHANNEL_CENTERED; |
| 1172 | #endif |
| 1173 | default : |
| 1174 | return PHY_SINGLE_CHANNEL_CENTERED; |
| 1175 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1176 | } |
| 1177 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1178 | /* |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1179 | * limGetStaPeerType |
| 1180 | * |
| 1181 | *FUNCTION: |
| 1182 | * Based on a combination of the following - |
| 1183 | * 1) tDphHashNode.aniPeer |
| 1184 | * 2) tDphHashNode.propCapability |
| 1185 | * this API determines if a given STA is an ANI peer or not |
| 1186 | * |
| 1187 | *LOGIC: |
| 1188 | * |
| 1189 | *ASSUMPTIONS: |
| 1190 | * |
| 1191 | *NOTE: |
| 1192 | * |
| 1193 | * @param pMac - Pointer to Global MAC structure |
| 1194 | * @param pStaDs - Pointer to the tpDphHashNode of the STA |
| 1195 | * under consideration |
| 1196 | * @return tStaRateMode |
| 1197 | */ |
| 1198 | tStaRateMode limGetStaPeerType( tpAniSirGlobal pMac, |
| 1199 | tpDphHashNode pStaDs, |
| 1200 | tpPESession psessionEntry) |
| 1201 | { |
| 1202 | tStaRateMode staPeerType = eSTA_11b; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1203 | // Determine the peer-STA type |
| 1204 | if( pStaDs->aniPeer ) |
| 1205 | { |
| 1206 | if(PROP_CAPABILITY_GET( TAURUS, pStaDs->propCapability )) |
| 1207 | staPeerType = eSTA_TAURUS; |
| 1208 | else if( PROP_CAPABILITY_GET( TITAN, pStaDs->propCapability )) |
| 1209 | staPeerType = eSTA_TITAN; |
| 1210 | else |
| 1211 | staPeerType = eSTA_POLARIS; |
| 1212 | } |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1213 | #ifdef WLAN_FEATURE_11AC |
| 1214 | else if(pStaDs->mlmStaContext.vhtCapability) |
| 1215 | staPeerType = eSTA_11ac; |
| 1216 | #endif |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1217 | else if(pStaDs->mlmStaContext.htCapability) |
| 1218 | staPeerType = eSTA_11n; |
| 1219 | else if(pStaDs->erpEnabled) |
| 1220 | staPeerType = eSTA_11bg; |
| 1221 | else if(psessionEntry->limRFBand == SIR_BAND_5_GHZ) |
| 1222 | staPeerType = eSTA_11a; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1223 | return staPeerType; |
| 1224 | } |
| 1225 | |