1 /**************************************************************************** 2 **+-----------------------------------------------------------------------+** 3 **| |** 4 **| Copyright(c) 1998 - 2008 Texas Instruments. All rights reserved. |** 5 **| All rights reserved. |** 6 **| |** 7 **| Redistribution and use in source and binary forms, with or without |** 8 **| modification, are permitted provided that the following conditions |** 9 **| are met: |** 10 **| |** 11 **| * Redistributions of source code must retain the above copyright |** 12 **| notice, this list of conditions and the following disclaimer. |** 13 **| * Redistributions in binary form must reproduce the above copyright |** 14 **| notice, this list of conditions and the following disclaimer in |** 15 **| the documentation and/or other materials provided with the |** 16 **| distribution. |** 17 **| * Neither the name Texas Instruments nor the names of its |** 18 **| contributors may be used to endorse or promote products derived |** 19 **| from this software without specific prior written permission. |** 20 **| |** 21 **| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |** 22 **| "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |** 23 **| LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |** 24 **| A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |** 25 **| OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |** 26 **| SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |** 27 **| LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |** 28 **| DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |** 29 **| THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |** 30 **| (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |** 31 **| OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |** 32 **| |** 33 **+-----------------------------------------------------------------------+** 34 ****************************************************************************/ 35 36 /**************************************************************************/ 37 /* */ 38 /* MODULE: measurementMgrSM.c */ 39 /* PURPOSE: Measurement Manager State Machine module interface. */ 40 /* */ 41 /**************************************************************************/ 42 43 44 45 #include "measurementMgrSM.h" 46 #include "measurementMgr.h" 47 #include "802_11Defs.h" 48 #ifdef EXC_MODULE_INCLUDED 49 #include "excMngr.h" 50 #include "excRMMngr.h" 51 #endif 52 #include "spectrumMngmntMgr.h" 53 #include "siteMgrApi.h" 54 #include "MacServices_api.h" 55 #include "healthMonitor.h" 56 #include "regulatoryDomainApi.h" 57 #include "whalCtrl_api.h" 58 59 60 61 62 63 char * measurementMgr_stateDesc[MEASUREMENTMGR_NUM_STATES] = 64 { 65 "STATE_IDLE", 66 "STATE_PROCESSING_REQUEST", 67 "STATE_WAITING_FOR_SCR", 68 "STATE_MEASURING" 69 }; 70 71 72 char * measurementMgr_eventDesc[MEASUREMENTMGR_NUM_EVENTS] = 73 { 74 "EVENT_CONNECTED", 75 "EVENT_DISCONNECTED", 76 "EVENT_ENABLE", 77 "EVENT_DISABLE", 78 "EVENT_FRAME_RECV", 79 "EVENT_SEND_REPORT", 80 "EVENT_REQUEST_SCR", 81 "EVENT_SCR_WAIT", 82 "EVENT_SCR_RUN", 83 "EVENT_ABORT", 84 "EVENT_COMPLETE", 85 "EVENT_FW_RESET" 86 }; 87 88 89 90 91 /********************************************************************************/ 92 /* MeasurementMgr SM Action Prototypes */ 93 /********************************************************************************/ 94 95 static TI_STATUS measurementMgrSM_acUnexpected(void * pData); 96 97 static TI_STATUS measurementMgrSM_acNop(void * pData); 98 99 100 static TI_STATUS measurementMgrSM_acConnected(void * pData); 101 102 static TI_STATUS measurementMgrSM_acDisconnected_fromIdle(void * pData); 103 104 static TI_STATUS measurementMgrSM_acEnable(void * pData); 105 106 static TI_STATUS measurementMgrSM_acDisable_fromIdle(void * pData); 107 108 static TI_STATUS measurementMgrSM_acFrameReceived_fromIdle(void * pData); 109 110 static TI_STATUS measurementMgrSM_acSendReportAndCleanObj(void * pData); 111 112 113 static TI_STATUS measurementMgrSM_acDisconnected_fromProcessingRequest(void * pData); 114 115 static TI_STATUS measurementMgrSM_acDisable_fromProcessingRequest(void * pData); 116 117 static TI_STATUS measurementMgrSM_acFrameReceived_fromProcessingRequest(void * pData); 118 119 static TI_STATUS measurementMgrSM_acAbort_fromProcessingRequest(void * pData); 120 121 static TI_STATUS measurementMgrSM_acRequestSCR(void * pData); 122 123 124 static TI_STATUS measurementMgrSM_acDisconnected_fromWaitForSCR(void * pData); 125 126 static TI_STATUS measurementMgrSM_acDisable_fromWaitForSCR(void * pData); 127 128 static TI_STATUS measurementMgrSM_acFrameReceived_fromWaitForSCR(void * pData); 129 130 static TI_STATUS measurementMgrSM_acAbort_fromWaitForSCR(void * pData); 131 132 static TI_STATUS measurementMgrSM_acStartMeasurement(void * pData); 133 134 135 static TI_STATUS measurementMgrSM_acDisconnected_fromMeasuring(void * pData); 136 137 static TI_STATUS measurementMgrSM_acDisable_fromMeasuring(void * pData); 138 139 static TI_STATUS measurementMgrSM_acFrameReceived_fromMeasuring(void * pData); 140 141 static TI_STATUS measurementMgrSM_acAbort_fromMeasuring(void * pData); 142 143 static TI_STATUS measurementMgrSM_acMeasurementComplete(void * pData); 144 145 static TI_STATUS measurementMgrSM_acFirmwareReset(void * pData); 146 147 148 149 150 151 152 153 154 /********************************************************************************/ 155 /* Internal Functions Prototypes */ 156 /********************************************************************************/ 157 158 static void measurementMgrSM_resetParams(measurementMgr_t * pMeasurementMgr); 159 160 161 162 163 164 165 166 167 /********************************************************************************/ 168 /* MeasurementMgr SM General Use Functions */ 169 /********************************************************************************/ 170 171 172 /** 173 * Configures the Measurement Manager State Machine. 174 * 175 * @param hMeasurementMgr A handle to the Measurement Manager module. 176 * 177 * @date 01-Jan-2006 178 */ 179 TI_STATUS measurementMgrSM_config(TI_HANDLE hMeasurementMgr) 180 { 181 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) hMeasurementMgr; 182 TI_STATUS status; 183 184 /* MeasurementMgr State Machine matrix */ 185 fsm_actionCell_t measurementMgr_matrix[MEASUREMENTMGR_NUM_STATES][MEASUREMENTMGR_NUM_EVENTS] = 186 { 187 /* next state and actions for STATE_IDLE state */ 188 { 189 {MEASUREMENTMGR_STATE_IDLE, measurementMgrSM_acConnected}, /* CONNECTED */ 190 {MEASUREMENTMGR_STATE_IDLE, measurementMgrSM_acDisconnected_fromIdle}, /* DISCONNECTED */ 191 {MEASUREMENTMGR_STATE_IDLE, measurementMgrSM_acEnable}, /* ENABLE */ 192 {MEASUREMENTMGR_STATE_IDLE, measurementMgrSM_acDisable_fromIdle}, /* DISABLE */ 193 {MEASUREMENTMGR_STATE_PROCESSING_REQUEST, measurementMgrSM_acFrameReceived_fromIdle}, /* FRAME_RECV */ 194 {MEASUREMENTMGR_STATE_IDLE, measurementMgrSM_acSendReportAndCleanObj}, /* SEND_REPORT */ 195 {MEASUREMENTMGR_STATE_IDLE, measurementMgrSM_acUnexpected}, /* REQUEST_SCR */ 196 {MEASUREMENTMGR_STATE_IDLE, measurementMgrSM_acUnexpected}, /* SCR_WAIT */ 197 {MEASUREMENTMGR_STATE_IDLE, measurementMgrSM_acUnexpected}, /* SCR_RUN */ 198 {MEASUREMENTMGR_STATE_IDLE, measurementMgrSM_acUnexpected}, /* ABORT */ 199 {MEASUREMENTMGR_STATE_IDLE, measurementMgrSM_acUnexpected}, /* COMPLETE */ 200 {MEASUREMENTMGR_STATE_IDLE, measurementMgrSM_acUnexpected} /* FW_RESET */ 201 }, 202 203 /* next state and actions for STATE_PROCESSING_REQUEST state */ 204 { 205 {MEASUREMENTMGR_STATE_PROCESSING_REQUEST, measurementMgrSM_acUnexpected}, /* CONNECTED */ 206 {MEASUREMENTMGR_STATE_IDLE, measurementMgrSM_acDisconnected_fromProcessingRequest}, /* DISCONNECTED */ 207 {MEASUREMENTMGR_STATE_PROCESSING_REQUEST, measurementMgrSM_acNop}, /* ENABLE */ 208 {MEASUREMENTMGR_STATE_IDLE, measurementMgrSM_acDisable_fromProcessingRequest}, /* DISABLE */ 209 {MEASUREMENTMGR_STATE_PROCESSING_REQUEST, measurementMgrSM_acFrameReceived_fromProcessingRequest}, /* FRAME_RECV */ 210 {MEASUREMENTMGR_STATE_IDLE, measurementMgrSM_acSendReportAndCleanObj}, /* SEND_REPORT */ 211 {MEASUREMENTMGR_STATE_WAITING_FOR_SCR, measurementMgrSM_acRequestSCR}, /* REQUEST_SCR */ 212 {MEASUREMENTMGR_STATE_PROCESSING_REQUEST, measurementMgrSM_acUnexpected}, /* SCR_WAIT */ 213 {MEASUREMENTMGR_STATE_PROCESSING_REQUEST, measurementMgrSM_acUnexpected}, /* SCR_RUN */ 214 {MEASUREMENTMGR_STATE_IDLE, measurementMgrSM_acAbort_fromProcessingRequest}, /* ABORT */ 215 {MEASUREMENTMGR_STATE_PROCESSING_REQUEST, measurementMgrSM_acUnexpected}, /* COMPLETE */ 216 {MEASUREMENTMGR_STATE_PROCESSING_REQUEST, measurementMgrSM_acUnexpected} /* FW_RESET */ 217 }, 218 219 /* next state and actions for STATE_WAITING_FOR_SCR state */ 220 { 221 {MEASUREMENTMGR_STATE_WAITING_FOR_SCR, measurementMgrSM_acUnexpected}, /* CONNECTED */ 222 {MEASUREMENTMGR_STATE_IDLE, measurementMgrSM_acDisconnected_fromWaitForSCR}, /* DISCONNECTED */ 223 {MEASUREMENTMGR_STATE_WAITING_FOR_SCR, measurementMgrSM_acNop}, /* ENABLE */ 224 {MEASUREMENTMGR_STATE_IDLE, measurementMgrSM_acDisable_fromWaitForSCR}, /* DISABLE */ 225 {MEASUREMENTMGR_STATE_PROCESSING_REQUEST, measurementMgrSM_acFrameReceived_fromWaitForSCR}, /* FRAME_RECV */ 226 {MEASUREMENTMGR_STATE_WAITING_FOR_SCR, measurementMgrSM_acUnexpected}, /* SEND_REPORT */ 227 {MEASUREMENTMGR_STATE_WAITING_FOR_SCR, measurementMgrSM_acUnexpected}, /* REQUEST_SCR */ 228 {MEASUREMENTMGR_STATE_WAITING_FOR_SCR, measurementMgrSM_acNop}, /* SCR_WAIT */ 229 {MEASUREMENTMGR_STATE_MEASURING, measurementMgrSM_acStartMeasurement}, /* SCR_RUN */ 230 {MEASUREMENTMGR_STATE_IDLE, measurementMgrSM_acAbort_fromWaitForSCR}, /* ABORT */ 231 {MEASUREMENTMGR_STATE_WAITING_FOR_SCR, measurementMgrSM_acUnexpected}, /* COMPLETE */ 232 {MEASUREMENTMGR_STATE_WAITING_FOR_SCR, measurementMgrSM_acUnexpected} /* FW_RESET */ 233 }, 234 235 /* next state and actions for STATE_MEASURING state */ 236 { 237 {MEASUREMENTMGR_STATE_MEASURING, measurementMgrSM_acUnexpected}, /* CONNECTED */ 238 {MEASUREMENTMGR_STATE_IDLE, measurementMgrSM_acDisconnected_fromMeasuring}, /* DISCONNECTED */ 239 {MEASUREMENTMGR_STATE_MEASURING, measurementMgrSM_acNop}, /* ENABLE */ 240 {MEASUREMENTMGR_STATE_IDLE, measurementMgrSM_acDisable_fromMeasuring}, /* DISABLE */ 241 {MEASUREMENTMGR_STATE_PROCESSING_REQUEST, measurementMgrSM_acFrameReceived_fromMeasuring}, /* FRAME_RECV */ 242 {MEASUREMENTMGR_STATE_MEASURING, measurementMgrSM_acUnexpected}, /* SEND_REPORT */ 243 {MEASUREMENTMGR_STATE_MEASURING, measurementMgrSM_acUnexpected}, /* REQUEST_SCR */ 244 {MEASUREMENTMGR_STATE_MEASURING, measurementMgrSM_acUnexpected}, /* SCR_WAIT */ 245 {MEASUREMENTMGR_STATE_MEASURING, measurementMgrSM_acUnexpected}, /* SCR_RUN */ 246 {MEASUREMENTMGR_STATE_IDLE, measurementMgrSM_acAbort_fromMeasuring}, /* ABORT */ 247 {MEASUREMENTMGR_STATE_PROCESSING_REQUEST, measurementMgrSM_acMeasurementComplete}, /* COMPLETE */ 248 {MEASUREMENTMGR_STATE_IDLE, measurementMgrSM_acFirmwareReset} /* FW_RESET */ 249 } 250 251 }; 252 253 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 254 ("%s: Configured MeasurementMgr state machine\n", __FUNCTION__)); 255 256 status = fsm_Config(pMeasurementMgr->pMeasurementMgrSm, 257 &measurementMgr_matrix[0][0], 258 MEASUREMENTMGR_NUM_STATES, 259 MEASUREMENTMGR_NUM_EVENTS, 260 measurementMgrSM_event, pMeasurementMgr->hOs); 261 262 return status; 263 } 264 265 266 267 /** 268 * Raises a State Machine event in the Measurement Manager SM. 269 * 270 * @param currentState A point to the member holding the SM's current state. 271 * @param event The event we want to raise. 272 * @param hMeasurementMgr A handle to the Measurement Manager module. 273 * 274 * @date 05-Jan-2006 275 */ 276 TI_STATUS measurementMgrSM_event(UINT8 * currentState, UINT8 event, TI_HANDLE hMeasurementMgr) 277 { 278 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) hMeasurementMgr; 279 TI_STATUS status; 280 UINT8 nextState; 281 282 status = fsm_GetNextState(pMeasurementMgr->pMeasurementMgrSm, 283 *currentState, event, &nextState); 284 285 if (status != OK) 286 { 287 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 288 ("%s: State machine error, failed getting next state\n", __FUNCTION__)); 289 290 return(NOK); 291 } 292 293 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 294 ("%s: <%s, %s> --> %s\n", __FUNCTION__, 295 measurementMgr_stateDesc[*currentState], 296 measurementMgr_eventDesc[event], 297 measurementMgr_stateDesc[nextState])); 298 299 status = fsm_Event(pMeasurementMgr->pMeasurementMgrSm, 300 currentState, event, (void *) pMeasurementMgr); 301 302 return status; 303 } 304 305 306 307 308 309 310 311 /********************************************************************************/ 312 /* MeasurementMgr SM Action Functions */ 313 /********************************************************************************/ 314 315 316 /********************************************************************************/ 317 /* IDLE State Actions */ 318 /********************************************************************************/ 319 320 /** 321 * Performs the required action when the Measurement Manager module has 322 * been advised that the station has connected to an AP. 323 * 324 * @date 05-Jan-2006 325 */ 326 static TI_STATUS measurementMgrSM_acConnected(void * pData) 327 { 328 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) pData; 329 paramInfo_t param; 330 331 #ifdef EXC_MODULE_INCLUDED 332 iappParsingRegistrationTable_t iappParsingRegistration; 333 #endif 334 335 /* do nothing if we're already in connected mode */ 336 if (pMeasurementMgr->Connected) 337 { 338 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 339 ("%s: Connected flag already set\n", __FUNCTION__)); 340 341 return OK; 342 } 343 344 pMeasurementMgr->Connected = TRUE; 345 346 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 347 ("%s: Connected flag has been set\n", __FUNCTION__)); 348 349 /* get the current serving channel */ 350 param.paramType = SITE_MGR_CURRENT_CHANNEL_PARAM; 351 siteMgr_getParam(pMeasurementMgr->hSiteMgr, ¶m); 352 pMeasurementMgr->servingChannelID = param.content.siteMgrCurrentChannel; 353 354 #ifdef EXC_MODULE_INCLUDED 355 if(pMeasurementMgr->Mode == MSR_MODE_EXC) 356 { 357 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 358 ("%s: MeasurementMgr set to EXC mode\n", __FUNCTION__)); 359 360 if(pMeasurementMgr->isModuleRegistered == FALSE) 361 { 362 /* Registering to the excMngr */ 363 iappParsingRegistration.handler = pMeasurementMgr; 364 iappParsingRegistration.iappParsingRegistrationProcedure = measurementMgr_excParse; 365 366 if (excMngr_registerForRecvIappPacket(pMeasurementMgr->hExcMngr, 367 iappParsingRegistration, IAPP_RADIO_MEASUREMENT) != OK) 368 { 369 WLAN_REPORT_WARNING(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 370 ("%s: Could not register to receive IAPP packets\n", __FUNCTION__)); 371 372 return NOK; 373 } 374 375 pMeasurementMgr->isModuleRegistered = TRUE; 376 } 377 378 pMeasurementMgr->parserFrameReq = measurementMgr_excParseFrameReq; 379 pMeasurementMgr->isTypeValid = measurementMgr_excIsTypeValid; 380 pMeasurementMgr->buildReport = measurementMgr_excBuildReport; 381 pMeasurementMgr->buildRejectReport = measurementMgr_excBuildRejectReport; 382 pMeasurementMgr->sendReportAndCleanObj = measurementMgr_excSendReportAndCleanObject; 383 requestHandler_setRequestParserFunction(pMeasurementMgr->hRequestH, 384 measurementMgr_excParseRequestIEHdr); 385 } 386 else 387 #endif 388 { 389 if(pMeasurementMgr->Mode == MSR_MODE_SPECTRUM_MANAGEMENT) 390 { 391 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 392 ("%s: MeasurementMgr set to Spectrum Management mode\n", __FUNCTION__)); 393 394 /* NOTE: These 5 functions need to be corrected to fit the 802.11h standered */ 395 pMeasurementMgr->parserFrameReq = measurementMgr_dot11hParseFrameReq; 396 pMeasurementMgr->isTypeValid = measurementMgr_dot11hIsTypeValid; 397 pMeasurementMgr->buildReport = measurementMgr_dot11hBuildReport; 398 pMeasurementMgr->buildRejectReport = measurementMgr_dot11hBuildRejectReport; 399 pMeasurementMgr->sendReportAndCleanObj = measurementMgr_dot11hSendReportAndCleanObject; 400 requestHandler_setRequestParserFunction(pMeasurementMgr->hRequestH, 401 measurementMgr_dot11hParseRequestIEHdr); 402 403 } 404 } 405 406 return OK; 407 } 408 409 410 411 /** 412 * Called when the Measurement Manager has been advised that the station 413 * has disconnected from the AP. 414 * 415 * @date 05-Jan-2006 416 */ 417 static TI_STATUS measurementMgrSM_acDisconnected_fromIdle(void * pData) 418 { 419 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) pData; 420 421 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 422 ("%s: Connected flag unset\n", __FUNCTION__)); 423 424 pMeasurementMgr->Connected = FALSE; 425 426 return OK; 427 } 428 429 430 431 /** 432 * Called when the Measurement Manager is enabled. 433 * 434 * @date 05-Jan-2006 435 */ 436 static TI_STATUS measurementMgrSM_acEnable(void * pData) 437 { 438 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) pData; 439 440 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 441 ("%s: Measurement Manager has been enabled\n", __FUNCTION__)); 442 443 pMeasurementMgr->Enabled = TRUE; 444 445 return OK; 446 } 447 448 449 450 /** 451 * Called when the Measurement Manager is disabled. 452 * 453 * @date 05-Jan-2006 454 */ 455 static TI_STATUS measurementMgrSM_acDisable_fromIdle(void * pData) 456 { 457 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) pData; 458 459 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 460 ("%s: Measurement Manager has been disabled\n", __FUNCTION__)); 461 462 pMeasurementMgr->Enabled = FALSE; 463 464 return OK; 465 } 466 467 468 469 /** 470 * Called when the SM is in an idle state and we receive a new measurement frame. 471 * 472 * @date 05-Jan-2006 473 */ 474 static TI_STATUS measurementMgrSM_acFrameReceived_fromIdle(void * pData) 475 { 476 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) pData; 477 UINT16 activationDelay; 478 TI_STATUS status; 479 paramInfo_t param; 480 UINT16 tbtt; 481 482 /* handle frame request only if we're connected and measurement is enabled */ 483 if (pMeasurementMgr->Connected == FALSE || 484 pMeasurementMgr->Enabled == FALSE) 485 { 486 WLAN_REPORT_ERROR(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 487 ("%s: Frame received while SM is in disconnected/disabled state\n", __FUNCTION__)); 488 489 return measurementMgrSM_event((UINT8 *) &(pMeasurementMgr->currentState), 490 MEASUREMENTMGR_EVENT_ABORT, pMeasurementMgr); 491 } 492 493 /* Setting the frame Type */ 494 pMeasurementMgr->currentFrameType = pMeasurementMgr->newFrameRequest.frameType; 495 496 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 497 ("%s: Frame Type = %d\n", __FUNCTION__, pMeasurementMgr->currentFrameType)); 498 499 /* Getting the Beacon Interval from the Site Mgr */ 500 param.paramType = SITE_MGR_BEACON_INTERVAL_PARAM; 501 status = siteMgr_getParam(pMeasurementMgr->hSiteMgr, ¶m); 502 if (status != OK) 503 { 504 WLAN_REPORT_ERROR(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 505 ("%s: Failed to retrieve beacon interval - not connected?\n", __FUNCTION__)); 506 507 return measurementMgrSM_event((UINT8 *) &(pMeasurementMgr->currentState), 508 MEASUREMENTMGR_EVENT_ABORT, pMeasurementMgr); 509 } 510 511 /* converting beacon interval to msec */ 512 tbtt = (param.content.beaconInterval * 1024) / 1000; /* from TU to msec */ 513 514 /* Initializing Activation Delay Time */ 515 activationDelay = pMeasurementMgr->newFrameRequest.hdr->activatioDelay; 516 activationDelay *= tbtt; 517 /* Adding the Measurement Offset to the activation delay */ 518 activationDelay += pMeasurementMgr->newFrameRequest.hdr->measurementOffset; 519 520 /* Inserting all received measurement requests into the queue */ 521 status = requestHandler_insertRequests(pMeasurementMgr->hRequestH, 522 pMeasurementMgr->Mode, 523 pMeasurementMgr->newFrameRequest); 524 525 /* Clean New Frame Params */ 526 os_memoryZero(pMeasurementMgr->hOs, &pMeasurementMgr->newFrameRequest, 527 sizeof(measurement_frameRequest_t)); 528 529 if (status != OK) 530 { 531 pMeasurementMgr->currentFrameType = MSR_FRAME_TYPE_NO_ACTIVE; 532 533 WLAN_REPORT_ERROR(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 534 ("%s: Could not insert request into the queue\n", __FUNCTION__)); 535 536 return measurementMgrSM_event((UINT8 *) &(pMeasurementMgr->currentState), 537 MEASUREMENTMGR_EVENT_ABORT, pMeasurementMgr); 538 } 539 540 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 541 ("%s: New frame has been inserted into the queue\n", __FUNCTION__)); 542 543 /* If frame type isn't Unicast add to Activation Delay a random delay */ 544 if ((pMeasurementMgr->currentFrameType != MSR_FRAME_TYPE_UNICAST) && (activationDelay > 0)) 545 { 546 activationDelay += ((os_timeStampMs(pMeasurementMgr->hOs) % MSR_ACTIVATION_DELAY_RANDOM) 547 + MSR_ACTIVATION_DELAY_OFFSET); 548 } 549 550 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 551 ("%s: Activation Delay in ms = %d\n", __FUNCTION__, activationDelay)); 552 553 if (activationDelay > 0) 554 { 555 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 556 ("%s: Going to wait for activation delay timer callback\n", __FUNCTION__)); 557 558 /* Starting the Activation Delay Timer */ 559 os_timerStart(pMeasurementMgr->hOs, pMeasurementMgr->pActivationDelayTimer, 560 activationDelay, FALSE); 561 562 return OK; 563 } 564 else 565 { 566 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 567 ("%s: Activating the next request immediately without waiting for callback\n", __FUNCTION__)); 568 569 /* Calling to schedule the first waiting request */ 570 return measurementMgr_activateNextRequest(pData); 571 } 572 } 573 574 575 576 577 578 /********************************************************************************/ 579 /* PROCESSING_REQUEST State Actions */ 580 /********************************************************************************/ 581 582 /** 583 * Called when the station disconnects from the AP while processing 584 * a measurement request. 585 * 586 * @date 05-Jan-2006 587 */ 588 static TI_STATUS measurementMgrSM_acDisconnected_fromProcessingRequest(void * pData) 589 { 590 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) pData; 591 592 /* Stopping the activationDelay Timer */ 593 os_timerStop(pMeasurementMgr->hOs, pMeasurementMgr->pActivationDelayTimer); 594 595 /* Clear Measurement fields */ 596 measurementMgrSM_resetParams(pMeasurementMgr); 597 598 pMeasurementMgr->Connected = FALSE; 599 600 return OK; 601 } 602 603 604 605 /** 606 * Called when the Measurement Manager module has been disable while 607 * processing a measurement request. 608 * 609 * @date 05-Jan-2006 610 */ 611 static TI_STATUS measurementMgrSM_acDisable_fromProcessingRequest(void * pData) 612 { 613 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) pData; 614 615 /* Stopping the activationDelay Timer */ 616 os_timerStop(pMeasurementMgr->hOs, pMeasurementMgr->pActivationDelayTimer); 617 618 /* Clear Measurement fields */ 619 measurementMgrSM_resetParams(pMeasurementMgr); 620 621 pMeasurementMgr->Enabled = FALSE; 622 623 return OK; 624 } 625 626 627 628 /** 629 * Called when a frame has been received while we are processing another frame. 630 * In this case the older frame is discarded and the new frame is processed. 631 * 632 * @date 05-Jan-2006 633 */ 634 static TI_STATUS measurementMgrSM_acFrameReceived_fromProcessingRequest(void * pData) 635 { 636 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) pData; 637 638 /* Stopping the activationDelay Timer */ 639 os_timerStop(pMeasurementMgr->hOs, pMeasurementMgr->pActivationDelayTimer); 640 641 /* Clear Measurement fields */ 642 measurementMgrSM_resetParams(pMeasurementMgr); 643 644 /* Process New Frame */ 645 return measurementMgrSM_acFrameReceived_fromIdle(pData); 646 } 647 648 649 650 /** 651 * Sends measurement reports to the AP and cleans up the module. 652 * 653 * @date 05-Jan-2006 654 */ 655 static TI_STATUS measurementMgrSM_acSendReportAndCleanObj(void * pData) 656 { 657 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) pData; 658 659 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 660 ("%s: Sending pending reports and cleaning up...\n", __FUNCTION__)); 661 662 return pMeasurementMgr->sendReportAndCleanObj(pData); 663 } 664 665 666 667 /** 668 * Called when for some reason we abort while processing a request. 669 * 670 * @date 05-Jan-2006 671 */ 672 static TI_STATUS measurementMgrSM_acAbort_fromProcessingRequest(void * pData) 673 { 674 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) pData; 675 676 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 677 ("%s: Entered\n", __FUNCTION__)); 678 679 /* Stopping the activationDelay Timer */ 680 os_timerStop(pMeasurementMgr->hOs, pMeasurementMgr->pActivationDelayTimer); 681 682 /* Clear Measurement fields */ 683 measurementMgrSM_resetParams(pMeasurementMgr); 684 685 return OK; 686 } 687 688 689 690 /** 691 * Called when we finished processing a request and want to request the SCR. 692 * 693 * @date 05-Jan-2006 694 */ 695 static TI_STATUS measurementMgrSM_acRequestSCR(void * pData) 696 { 697 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) pData; 698 scr_clientRequestStatus_e scrStatus; 699 scr_pendReason_e scrPendReason; 700 701 /* Request the channel */ 702 scrStatus = scr_clientRequest(pMeasurementMgr->hScr, SCR_CID_EXC_MEASURE, &scrPendReason); 703 704 if (scrStatus == SCR_CRS_RUN) 705 { 706 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 707 ("%s: Received RUN response from SCR\n", __FUNCTION__)); 708 709 /* The channel is allocated for the measurement */ 710 return measurementMgrSM_event((UINT8 *) &(pMeasurementMgr->currentState), 711 MEASUREMENTMGR_EVENT_SCR_RUN, pMeasurementMgr); 712 } 713 else if ((scrStatus == SCR_CRS_PEND) && (scrPendReason == SCR_PR_DIFFERENT_GROUP_RUNNING)) 714 { 715 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 716 ("%s: Received PEND/DIFFGROUP response from SCR\n", __FUNCTION__)); 717 718 /* No need to wait for the channel allocation */ 719 return measurementMgrSM_event((UINT8 *) &(pMeasurementMgr->currentState), 720 MEASUREMENTMGR_EVENT_ABORT, pMeasurementMgr); 721 } 722 723 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 724 ("%s: Going to wait for SCR callback...\n", __FUNCTION__)); 725 726 /* In all other cases wait for the callback function to be called */ 727 return OK; 728 } 729 730 731 732 733 734 /********************************************************************************/ 735 /* WAIT_FOR_SCR State Actions */ 736 /********************************************************************************/ 737 738 739 /** 740 * Called if the station disconnects from the AP while waiting for a 741 * response from the SCR. 742 * 743 * @date 05-Jan-2006 744 */ 745 static TI_STATUS measurementMgrSM_acDisconnected_fromWaitForSCR(void * pData) 746 { 747 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) pData; 748 749 /* Release the SCR */ 750 scr_clientComplete(pMeasurementMgr->hScr, SCR_CID_EXC_MEASURE); 751 752 /* Clear Measurement fields */ 753 measurementMgrSM_resetParams(pMeasurementMgr); 754 755 pMeasurementMgr->Connected = FALSE; 756 757 return OK; 758 } 759 760 761 762 /** 763 * Called if the Measurement Manager module is disabled while we are 764 * waiting for a response from the SCR. 765 * 766 * @date 05-Jan-2006 767 */ 768 static TI_STATUS measurementMgrSM_acDisable_fromWaitForSCR(void * pData) 769 { 770 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) pData; 771 772 /* Release the SCR */ 773 scr_clientComplete(pMeasurementMgr->hScr, SCR_CID_EXC_MEASURE); 774 775 /* Clear Measurement fields */ 776 measurementMgrSM_resetParams(pMeasurementMgr); 777 778 pMeasurementMgr->Enabled = FALSE; 779 780 return OK; 781 } 782 783 784 785 /** 786 * Called if a frame is received after we requested the SCR for another frame. 787 * In this case the older frame is discarded and the new frame is processed. 788 * 789 * @date 05-Jan-2006 790 */ 791 static TI_STATUS measurementMgrSM_acFrameReceived_fromWaitForSCR(void * pData) 792 { 793 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) pData; 794 795 /* Release the SCR */ 796 scr_clientComplete(pMeasurementMgr->hScr, SCR_CID_EXC_MEASURE); 797 798 /* Clear Measurement fields */ 799 measurementMgrSM_resetParams(pMeasurementMgr); 800 801 /* Process New Frame */ 802 return measurementMgrSM_acFrameReceived_fromIdle(pData); 803 } 804 805 806 807 /** 808 * Called if the SCR callbacked with a response other than RUN. 809 * 810 * @date 05-Jan-2006 811 */ 812 static TI_STATUS measurementMgrSM_acAbort_fromWaitForSCR(void * pData) 813 { 814 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) pData; 815 816 /* Release the SCR */ 817 scr_clientComplete(pMeasurementMgr->hScr, SCR_CID_EXC_MEASURE); 818 819 /* Build a reject report */ 820 measurementMgr_rejectPendingRequests(pMeasurementMgr, MSR_REJECT_SCR_UNAVAILABLE); 821 822 /* Clear Measurement fields */ 823 pMeasurementMgr->sendReportAndCleanObj(pMeasurementMgr); 824 825 return OK; 826 } 827 828 829 830 /** 831 * Called when the SCR callbacks with a RUN response or if the SCR 832 * returned a RUN response when we requested it. 833 * 834 * @date 05-Jan-2006 835 */ 836 static TI_STATUS measurementMgrSM_acStartMeasurement(void * pData) 837 { 838 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) pData; 839 840 /* Cryptic: the first struct is the requestHandler request while */ 841 /* the second one is the measurementSRV request */ 842 MeasurementRequest_t * pRequestArr[MAX_NUM_REQ]; 843 measurement_request_t request; 844 845 paramInfo_t param; 846 UINT8 numOfRequestsInParallel; 847 UINT8 requestIndex; 848 UINT32 timePassed; 849 BOOL requestedBeaconMeasurement= FALSE; 850 TI_STATUS status; 851 852 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 853 ("%s: Starting Measurement operation\n", __FUNCTION__)); 854 855 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 856 ("%s: Suspending health monitor\n", __FUNCTION__)); 857 858 /* Suspend periodic health test */ 859 healthMonitor_suspendPeriodicTest(pMeasurementMgr->hHealthMonitor); 860 861 request.channel = pMeasurementMgr->measuredChannelID; 862 request.startTime = 0; /* ignored by MeasurementSRV for now - for .11k */ 863 request.numberOfTypes = 0; 864 865 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 866 ("%s: Measured Channel = %d\n", __FUNCTION__, pMeasurementMgr->measuredChannelID)); 867 868 param.paramType = REGULATORY_DOMAIN_GET_SCAN_CAPABILITIES; 869 param.content.channelCapabilityReq.channelNum = pMeasurementMgr->measuredChannelID; 870 param.content.channelCapabilityReq.scanOption = ACTIVE_SCANNING; 871 872 if (pMeasurementMgr->measuredChannelID <= MAX_CHANNEL_IN_BAND_2_4) 873 { 874 request.band = RADIO_BAND_2_4_GHZ; 875 param.content.channelCapabilityReq.band = RADIO_BAND_2_4_GHZ; 876 } 877 else 878 { 879 request.band = RADIO_BAND_5_0_GHZ; 880 param.content.channelCapabilityReq.band = RADIO_BAND_5_0_GHZ; 881 } 882 883 regulatoryDomain_getParam(pMeasurementMgr->hRegulatoryDomain, ¶m); 884 885 request.txPowerDbm = param.content.channelCapabilityRet.maxTxPowerDbm; 886 887 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 888 ("%s: Querying Request Handler for the next request in the queue\n", __FUNCTION__)); 889 890 /* Getting the next request/requests from the request handler */ 891 status = requestHandler_getNextReq(pMeasurementMgr->hRequestH, TRUE, pRequestArr, 892 &numOfRequestsInParallel); 893 894 if (status != OK) 895 { 896 WLAN_REPORT_ERROR(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 897 ("%s: Failed getting next request from Request Handler\n", __FUNCTION__)); 898 899 return measurementMgrSM_event((UINT8 *) &(pMeasurementMgr->currentState), 900 MEASUREMENTMGR_EVENT_COMPLETE, pMeasurementMgr); 901 } 902 903 /* Save the number of requests in parallel so that once the */ 904 /* measurement operation ends we can get rid of this amount of requests */ 905 /* from the requestHandler */ 906 pMeasurementMgr->currentNumOfRequestsInParallel = numOfRequestsInParallel; 907 908 for (requestIndex = 0; requestIndex < numOfRequestsInParallel; requestIndex++) 909 { 910 if (pRequestArr[requestIndex]->Type == MSR_TYPE_BEACON_MEASUREMENT) 911 { 912 requestedBeaconMeasurement = TRUE; 913 914 if (pRequestArr[requestIndex]->ScanMode == MSR_SCAN_MODE_BEACON_TABLE) 915 { 916 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 917 ("%s: Beacon Table request encountered, building report now\n", __FUNCTION__)); 918 919 /* building Report for beacon table request */ 920 pMeasurementMgr->buildReport(pMeasurementMgr, *pRequestArr[requestIndex], NULL); 921 922 continue; 923 } 924 } 925 926 /* save the request so we can reference it when results arrive */ 927 pMeasurementMgr->currentRequest[request.numberOfTypes] = pRequestArr[requestIndex]; 928 929 /* add the measurement type to the request's list */ 930 request.msrTypes[request.numberOfTypes].duration = pRequestArr[requestIndex]->DurationTime; 931 request.msrTypes[request.numberOfTypes].scanMode = pRequestArr[requestIndex]->ScanMode; 932 request.msrTypes[request.numberOfTypes].msrType = pRequestArr[requestIndex]->Type; 933 934 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 935 ("%s:\n\nMeasurement Request #%d Details: Type = %d, Duration = %d\n\n", __FUNCTION__, 936 request.numberOfTypes+1, 937 request.msrTypes[request.numberOfTypes].msrType, 938 request.msrTypes[request.numberOfTypes].duration)); 939 940 request.numberOfTypes++; 941 } 942 943 if (requestedBeaconMeasurement == TRUE) 944 { 945 /* build a probe request template and send it to the HAL */ 946 whalCtrl_setTemplate_t templateStruct; 947 probeReqTemplate_t probeReqTemplate; 948 ssid_t broadcastSSID; 949 950 /* register to MLME for Beacons/Probe Resp */ 951 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 952 ("%s: Registering at the MLME\n", __FUNCTION__)); 953 954 mlmeParser_registerForBeaconAndProbeResp(pMeasurementMgr->hMlme, 955 measurementMgr_mlmeResultCB, 956 pMeasurementMgr); 957 958 templateStruct.pTemplate = (UINT8 *) &probeReqTemplate; 959 templateStruct.templateType = PROBE_REQUEST_TEMPLATE; 960 broadcastSSID.len = 0; 961 962 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 963 ("%s: Sending probe request template...\n", __FUNCTION__)); 964 965 buildProbeReqTemplate(pMeasurementMgr->hSiteMgr, &templateStruct, &broadcastSSID, request.band); 966 whalCtrl_SetTemplate(pMeasurementMgr->hHalCtrl, &templateStruct); 967 } 968 969 /* Check if the maximum time to wait for the measurement request to */ 970 /* finish has already passed */ 971 timePassed = os_timeStampMs(pMeasurementMgr->hOs) - pMeasurementMgr->currentRequestStartTime; 972 if (timePassed > MSR_START_MAX_DELAY) 973 { 974 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 975 ("%s: Maximum delay to perform measurement operation has passed (%d / %d)\n", __FUNCTION__, 976 MSR_START_MAX_DELAY, (os_timeStampMs(pMeasurementMgr->hOs) - pMeasurementMgr->currentRequestStartTime))); 977 978 pMeasurementMgr->buildRejectReport(pMeasurementMgr, pRequestArr, numOfRequestsInParallel, MSR_REJECT_MAX_DELAY_PASSED); 979 980 return measurementMgrSM_event((UINT8 *) &(pMeasurementMgr->currentState), 981 MEASUREMENTMGR_EVENT_COMPLETE, pMeasurementMgr); 982 } 983 984 /* Yalla, start measuring */ 985 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 986 ("%s: Finished preparing request. Handing over to MeasurementSRV...\n", __FUNCTION__)); 987 988 MacServices_measurementSRV_startMeasurement(pMeasurementMgr->hMacServices, 989 &request, 990 MSR_START_MAX_DELAY - timePassed, 991 NULL, NULL, 992 measurementMgr_MeasurementCompleteCB, pMeasurementMgr); 993 994 return OK; 995 } 996 997 998 999 1000 1001 1002 /********************************************************************************/ 1003 /* MEASURING State Actions */ 1004 /********************************************************************************/ 1005 1006 1007 static TI_STATUS measurementMgrSM_acDisconnected_fromMeasuring(void * pData) 1008 { 1009 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) pData; 1010 1011 /* resume the self test */ 1012 healthMonitor_resumePeriodicTest(pMeasurementMgr->hHealthMonitor); 1013 1014 /* stop receiving from the MLME */ 1015 mlmeParser_unregisterForBeaconAndProbeResp(pMeasurementMgr->hMlme); 1016 1017 /* release the SCR */ 1018 scr_clientComplete(pMeasurementMgr->hScr, SCR_CID_EXC_MEASURE); 1019 1020 /* Clear Measurement fields */ 1021 measurementMgrSM_resetParams(pMeasurementMgr); 1022 1023 pMeasurementMgr->Connected = FALSE; 1024 1025 return OK; 1026 } 1027 1028 1029 1030 static TI_STATUS measurementMgrSM_acDisable_fromMeasuring(void * pData) 1031 { 1032 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) pData; 1033 1034 /* resume the self test */ 1035 healthMonitor_resumePeriodicTest(pMeasurementMgr->hHealthMonitor); 1036 1037 /* stop receiving from the MLME */ 1038 mlmeParser_unregisterForBeaconAndProbeResp(pMeasurementMgr->hMlme); 1039 1040 /* release the SCR */ 1041 scr_clientComplete(pMeasurementMgr->hScr, SCR_CID_EXC_MEASURE); 1042 1043 /* Clear Measurement fields */ 1044 measurementMgrSM_resetParams(pMeasurementMgr); 1045 1046 pMeasurementMgr->Enabled = FALSE; 1047 1048 return OK; 1049 } 1050 1051 1052 1053 static TI_STATUS measurementMgrSM_acFrameReceived_fromMeasuring(void * pData) 1054 { 1055 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) pData; 1056 1057 /* resume the self test */ 1058 healthMonitor_resumePeriodicTest(pMeasurementMgr->hHealthMonitor); 1059 1060 /* stop receiving from the MLME */ 1061 mlmeParser_unregisterForBeaconAndProbeResp(pMeasurementMgr->hMlme); 1062 1063 /* release the SCR */ 1064 scr_clientComplete(pMeasurementMgr->hScr, SCR_CID_EXC_MEASURE); 1065 1066 /* Clear Measurement fields */ 1067 measurementMgrSM_resetParams(pMeasurementMgr); 1068 1069 /* Process New Frame */ 1070 return measurementMgrSM_acFrameReceived_fromIdle(pData); 1071 } 1072 1073 1074 1075 static TI_STATUS measurementMgrSM_acAbort_fromMeasuring(void * pData) 1076 { 1077 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) pData; 1078 1079 /* resume the self test */ 1080 healthMonitor_resumePeriodicTest(pMeasurementMgr->hHealthMonitor); 1081 1082 /* stop receiving from the MLME */ 1083 mlmeParser_unregisterForBeaconAndProbeResp(pMeasurementMgr->hMlme); 1084 1085 /* release the SCR */ 1086 scr_clientComplete(pMeasurementMgr->hScr, SCR_CID_EXC_MEASURE); 1087 1088 /* Clear Measurement fields */ 1089 measurementMgrSM_resetParams(pMeasurementMgr); 1090 1091 return OK; 1092 } 1093 1094 1095 1096 /** 1097 * Called when we finished a measurement request. 1098 * 1099 * @date 05-Jan-2006 1100 */ 1101 static TI_STATUS measurementMgrSM_acMeasurementComplete(void * pData) 1102 { 1103 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) pData; 1104 requestHandler_t * pRequestH = (requestHandler_t *) pMeasurementMgr->hRequestH; 1105 1106 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 1107 ("%s: Completing measurement operation and resuming normal behavior\n", __FUNCTION__)); 1108 1109 /* advance the activeRequestID variable to get rid of the */ 1110 /* measurement requests we've already executed */ 1111 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 1112 ("%s: Increasing activeRequestID from %d to %d.\n", __FUNCTION__, pRequestH->activeRequestID, pRequestH->activeRequestID + pMeasurementMgr->currentNumOfRequestsInParallel)); 1113 1114 pRequestH->activeRequestID += pMeasurementMgr->currentNumOfRequestsInParallel; 1115 1116 /* resume the self test */ 1117 healthMonitor_resumePeriodicTest(pMeasurementMgr->hHealthMonitor); 1118 1119 /* stop receiving from the MLME */ 1120 mlmeParser_unregisterForBeaconAndProbeResp(pMeasurementMgr->hMlme); 1121 1122 /* release the SCR */ 1123 scr_clientComplete(pMeasurementMgr->hScr, SCR_CID_EXC_MEASURE); 1124 1125 /* Process New Frame */ 1126 return measurementMgr_activateNextRequest(pData); 1127 } 1128 1129 1130 1131 /** 1132 * Called when a firmware reset has been detected. 1133 * 1134 * @date 05-Jan-2006 1135 */ 1136 static TI_STATUS measurementMgrSM_acFirmwareReset(void * pData) 1137 { 1138 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) pData; 1139 1140 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 1141 ("%s: Firmware Reset!!\n", __FUNCTION__)); 1142 1143 /* TODO */ 1144 1145 return OK; 1146 } 1147 1148 1149 1150 1151 1152 1153 1154 /********************************************************************************/ 1155 /* Miscellaneous State Actions */ 1156 /********************************************************************************/ 1157 1158 /** 1159 * Called when an unexpected event has been triggered. 1160 * 1161 * @date 05-Jan-2006 1162 */ 1163 static TI_STATUS measurementMgrSM_acUnexpected(void * pData) 1164 { 1165 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) pData; 1166 1167 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 1168 ("%s: Entered when state is %s\n", __FUNCTION__, measurementMgr_stateDesc[pMeasurementMgr->currentState])); 1169 1170 return OK; 1171 } 1172 1173 /** 1174 * A do nothing action. 1175 * 1176 * @date 05-Jan-2006 1177 */ 1178 static TI_STATUS measurementMgrSM_acNop(void * pData) 1179 { 1180 measurementMgr_t * pMeasurementMgr = (measurementMgr_t *) pData; 1181 1182 WLAN_REPORT_INFORMATION(pMeasurementMgr->hReport, MEASUREMENT_MNGR_MODULE_LOG, 1183 ("%s: Entered when state is %s\n", __FUNCTION__, measurementMgr_stateDesc[pMeasurementMgr->currentState])); 1184 1185 return OK; 1186 } 1187 1188 1189 1190 1191 1192 1193 1194 1195 /********************************************************************************/ 1196 /* Internal Functions Prototypes */ 1197 /********************************************************************************/ 1198 1199 1200 1201 static void measurementMgrSM_resetParams(measurementMgr_t *pMeasurementMgr) 1202 { 1203 /* clear the waiting requests */ 1204 requestHandler_clearRequests(pMeasurementMgr->hRequestH); 1205 1206 /* clearing reports data base */ 1207 #ifdef EXC_MODULE_INCLUDED 1208 os_memoryZero(pMeasurementMgr->hOs,&(pMeasurementMgr->excFrameReport), 1209 sizeof(RM_report_frame_t)); 1210 #endif 1211 os_memoryZero(pMeasurementMgr->hOs,&(pMeasurementMgr->dot11hFrameReport), 1212 sizeof(MeasurementReportFrame_t)); 1213 1214 pMeasurementMgr->frameLength = 0; 1215 pMeasurementMgr->nextEmptySpaceInReport = 0; 1216 pMeasurementMgr->measuredChannelID = 0; 1217 pMeasurementMgr->currentFrameType = MSR_FRAME_TYPE_NO_ACTIVE; 1218 } 1219
