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 | * Name: pmc.c |
| 45 | * |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 46 | * Description: |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 47 | Power Management Control (PMC) processing routines. |
| 48 | * |
| 49 | * Copyright 2008 (c) Qualcomm, Incorporated. All Rights Reserved. |
| 50 | * Qualcomm Confidential and Proprietary. |
| 51 | * |
| 52 | * |
| 53 | ******************************************************************************/ |
| 54 | |
| 55 | #include "palTypes.h" |
| 56 | #include "aniGlobal.h" |
| 57 | #include "csrLinkList.h" |
| 58 | #include "csrApi.h" |
| 59 | #include "smeInside.h" |
| 60 | #include "sme_Api.h" |
| 61 | #include "smsDebug.h" |
| 62 | #include "pmc.h" |
Mohit Khanna | 349bc39 | 2012-09-11 17:24:52 -0700 | [diff] [blame] | 63 | #include "wlan_qct_wda.h" |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 64 | #include "wlan_ps_wow_diag.h" |
| 65 | #include <vos_power.h> |
| 66 | #include "csrInsideApi.h" |
| 67 | |
| 68 | static void pmcProcessDeferredMsg( tpAniSirGlobal pMac ); |
| 69 | |
| 70 | /****************************************************************************** |
| 71 | * |
| 72 | * Name: pmcEnterLowPowerState |
| 73 | * |
| 74 | * Description: |
| 75 | * Have the device enter Low Power State. |
| 76 | * |
| 77 | * Parameters: |
| 78 | * hHal - HAL handle for device |
| 79 | * |
| 80 | * Returns: |
| 81 | * eHAL_STATUS_SUCCESS - changing state successful |
| 82 | * eHAL_STATUS_FAILURE - changing state not successful |
| 83 | * |
| 84 | ******************************************************************************/ |
| 85 | eHalStatus pmcEnterLowPowerState (tHalHandle hHal) |
| 86 | { |
| 87 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 88 | |
| 89 | smsLog(pMac, LOG2, FL("Entering pmcEnterLowPowerState\n")); |
| 90 | |
| 91 | /* If already in Low Power State, just return. */ |
| 92 | if (pMac->pmc.pmcState == LOW_POWER) |
| 93 | return eHAL_STATUS_SUCCESS; |
| 94 | |
| 95 | /* Cancel any running timers. */ |
| 96 | if (palTimerStop(pMac->hHdd, pMac->pmc.hImpsTimer) != eHAL_STATUS_SUCCESS) |
| 97 | { |
| 98 | smsLog(pMac, LOGE, FL("Cannot cancel IMPS timer\n")); |
| 99 | return eHAL_STATUS_FAILURE; |
| 100 | } |
| 101 | |
| 102 | pmcStopTrafficTimer(hHal); |
| 103 | |
| 104 | if (palTimerStop(pMac->hHdd, pMac->pmc.hExitPowerSaveTimer) != eHAL_STATUS_SUCCESS) |
| 105 | { |
| 106 | smsLog(pMac, LOGE, FL("Cannot cancel exit power save mode timer\n")); |
| 107 | return eHAL_STATUS_FAILURE; |
| 108 | } |
| 109 | |
| 110 | /* Do all the callbacks. */ |
| 111 | pmcDoCallbacks(hHal, eHAL_STATUS_FAILURE); |
| 112 | |
| 113 | /* Change state. */ |
| 114 | pMac->pmc.pmcState = LOW_POWER; |
| 115 | |
| 116 | return eHAL_STATUS_SUCCESS; |
| 117 | } |
| 118 | |
| 119 | |
| 120 | /****************************************************************************** |
| 121 | * |
| 122 | * Name: pmcExitLowPowerState |
| 123 | * |
| 124 | * Description: |
| 125 | * Have the device exit the Low Power State. |
| 126 | * |
| 127 | * Parameters: |
| 128 | * hHal - HAL handle for device |
| 129 | * |
| 130 | * Returns: |
| 131 | * eHAL_STATUS_SUCCESS - changing state successful |
| 132 | * eHAL_STATUS_FAILURE - changing state not successful |
| 133 | * |
| 134 | ******************************************************************************/ |
| 135 | eHalStatus pmcExitLowPowerState (tHalHandle hHal) |
| 136 | { |
| 137 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 138 | |
| 139 | smsLog(pMac, LOG2, FL("Entering pmcExitLowPowerState\n")); |
| 140 | |
| 141 | /* Must be in Low Power State if we are going to exit that state. */ |
| 142 | if (pMac->pmc.pmcState != LOW_POWER) |
| 143 | { |
| 144 | smsLog(pMac, LOGE, FL("Cannot exit Low Power State if not in that state\n")); |
| 145 | return eHAL_STATUS_FAILURE; |
| 146 | } |
| 147 | |
| 148 | /* Both WLAN switches much be on to exit Low Power State. */ |
| 149 | if ((pMac->pmc.hwWlanSwitchState == ePMC_SWITCH_OFF) || (pMac->pmc.swWlanSwitchState == ePMC_SWITCH_OFF)) |
| 150 | return eHAL_STATUS_SUCCESS; |
| 151 | |
| 152 | /* Change state. */ |
| 153 | pMac->pmc.pmcState = FULL_POWER; |
| 154 | if(pmcShouldBmpsTimerRun(pMac)) |
| 155 | { |
| 156 | if (pmcStartTrafficTimer(hHal, pMac->pmc.bmpsConfig.trafficMeasurePeriod) != eHAL_STATUS_SUCCESS) |
| 157 | return eHAL_STATUS_FAILURE; |
| 158 | } |
| 159 | |
| 160 | return eHAL_STATUS_SUCCESS; |
| 161 | } |
| 162 | |
| 163 | |
| 164 | /****************************************************************************** |
| 165 | * |
| 166 | * Name: pmcEnterFullPowerState |
| 167 | * |
| 168 | * Description: |
| 169 | * Have the device enter the Full Power State. |
| 170 | * |
| 171 | * Parameters: |
| 172 | * hHal - HAL handle for device |
| 173 | * |
| 174 | * Returns: |
| 175 | * eHAL_STATUS_SUCCESS - changing state successful |
| 176 | * eHAL_STATUS_FAILURE - changing state not successful |
| 177 | * |
| 178 | ******************************************************************************/ |
| 179 | eHalStatus pmcEnterFullPowerState (tHalHandle hHal) |
| 180 | { |
| 181 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 182 | |
| 183 | smsLog(pMac, LOG2, FL("Entering pmcEnterFullPowerState\n")); |
| 184 | |
| 185 | /* Take action based on the current state. */ |
| 186 | switch (pMac->pmc.pmcState) |
| 187 | { |
| 188 | |
| 189 | /* Already in Full Power State. */ |
| 190 | case FULL_POWER: |
| 191 | break; |
| 192 | |
| 193 | /* Notify everyone that we are going to full power. |
| 194 | Change to Full Power State. */ |
| 195 | case REQUEST_FULL_POWER: |
| 196 | case REQUEST_IMPS: |
| 197 | case REQUEST_BMPS: |
| 198 | case REQUEST_STANDBY: |
| 199 | |
| 200 | /* Change state. */ |
| 201 | pMac->pmc.pmcState = FULL_POWER; |
| 202 | pMac->pmc.requestFullPowerPending = FALSE; |
| 203 | |
| 204 | if(pmcShouldBmpsTimerRun(pMac)) |
| 205 | (void)pmcStartTrafficTimer(hHal, pMac->pmc.bmpsConfig.trafficMeasurePeriod); |
| 206 | |
| 207 | pmcProcessDeferredMsg( pMac ); |
| 208 | /* Do all the callbacks. */ |
| 209 | pmcDoCallbacks(hHal, eHAL_STATUS_SUCCESS); |
| 210 | |
| 211 | /* Update registerd modules that we are entering Full Power. This is |
| 212 | only way to inform modules if PMC exited a power save mode because |
| 213 | of error conditions or if som other module requested full power */ |
| 214 | pmcDoDeviceStateUpdateCallbacks(hHal, FULL_POWER); |
| 215 | break; |
| 216 | |
| 217 | /* Cannot go directly to Full Power State from these states. */ |
| 218 | default: |
| 219 | smsLog(pMac, LOGE, FL("Trying to enter Full Power State from state %d\n"), pMac->pmc.pmcState); |
| 220 | PMC_ABORT; |
| 221 | return eHAL_STATUS_FAILURE; |
| 222 | } |
| 223 | |
Mohit Khanna | 2386376 | 2012-09-11 17:40:09 -0700 | [diff] [blame] | 224 | smsLog(pMac, LOG1, "PMC: Enter full power done: Cancel XO Core ON vote\n"); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 225 | if (vos_chipVoteXOCore(NULL, NULL, NULL, VOS_FALSE) != VOS_STATUS_SUCCESS) |
| 226 | { |
| 227 | smsLog(pMac, LOGE, "Could not cancel XO Core ON vote. Not returning failure. " |
| 228 | "Power consumed will be high\n"); |
| 229 | } |
| 230 | |
| 231 | return eHAL_STATUS_SUCCESS; |
| 232 | } |
| 233 | |
| 234 | |
| 235 | /****************************************************************************** |
| 236 | * |
| 237 | * Name: pmcEnterRequestFullPowerState |
| 238 | * |
| 239 | * Description: |
| 240 | * Have the device enter the Request Full Power State. |
| 241 | * |
| 242 | * Parameters: |
| 243 | * hHal - HAL handle for device |
| 244 | * fullPowerReason - Reason code for requesting full power |
| 245 | * |
| 246 | * Returns: |
| 247 | * eHAL_STATUS_SUCCESS - changing state successful |
| 248 | * eHAL_STATUS_FAILURE - changing state not successful |
| 249 | * |
| 250 | ******************************************************************************/ |
| 251 | eHalStatus pmcEnterRequestFullPowerState (tHalHandle hHal, tRequestFullPowerReason fullPowerReason) |
| 252 | { |
| 253 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 254 | vos_call_status_type callType; |
| 255 | VOS_STATUS status; |
| 256 | |
| 257 | smsLog(pMac, LOG2, FL("Entering pmcEnterRequestFullPowerState\n")); |
| 258 | |
| 259 | /* Take action based on the current state of the device. */ |
| 260 | switch (pMac->pmc.pmcState) |
| 261 | { |
| 262 | |
| 263 | /* Should not request full power if already there. */ |
| 264 | case FULL_POWER: |
| 265 | smsLog(pMac, LOGE, FL("Requesting Full Power State when already there\n")); |
| 266 | return eHAL_STATUS_FAILURE; |
| 267 | |
| 268 | /* Only power events can take device out of Low Power State. */ |
| 269 | case LOW_POWER: |
| 270 | smsLog(pMac, LOGE, FL("Cannot request exit from Low Power State\n")); |
| 271 | return eHAL_STATUS_FAILURE; |
| 272 | |
| 273 | /* Cannot go directly to Request Full Power state from these states. |
| 274 | Record that this is pending and take care of it later. */ |
| 275 | case REQUEST_IMPS: |
| 276 | case REQUEST_START_UAPSD: |
| 277 | case REQUEST_STOP_UAPSD: |
| 278 | case REQUEST_STANDBY: |
| 279 | case REQUEST_BMPS: |
| 280 | case REQUEST_ENTER_WOWL: |
| 281 | case REQUEST_EXIT_WOWL: |
| 282 | smsLog(pMac, LOGW, FL("Request for full power is being buffered. " |
| 283 | "Current state is %d\n"), pMac->pmc.pmcState); |
| 284 | //Ignore the new reason if request for full power is already pending |
| 285 | if( !pMac->pmc.requestFullPowerPending ) |
| 286 | { |
| 287 | pMac->pmc.requestFullPowerPending = TRUE; |
| 288 | pMac->pmc.requestFullPowerReason = fullPowerReason; |
| 289 | } |
| 290 | return eHAL_STATUS_SUCCESS; |
| 291 | |
| 292 | /* Tell MAC to have device enter full power mode. */ |
| 293 | case IMPS: |
| 294 | if ( pMac->pmc.rfSuppliesVotedOff ) |
| 295 | { |
| 296 | status = vos_chipVoteOnRFSupply(&callType, NULL, NULL); |
| 297 | VOS_ASSERT( VOS_IS_STATUS_SUCCESS( status ) ); |
| 298 | |
| 299 | status = vos_chipVoteOnXOBuffer(&callType, NULL, NULL); |
| 300 | VOS_ASSERT( VOS_IS_STATUS_SUCCESS( status ) ); |
| 301 | |
| 302 | pMac->pmc.rfSuppliesVotedOff = FALSE; |
| 303 | } |
| 304 | |
| 305 | if (pmcIssueCommand( pMac, eSmeCommandExitImps, NULL, 0, FALSE ) != eHAL_STATUS_SUCCESS) |
| 306 | { |
| 307 | return eHAL_STATUS_FAILURE; |
| 308 | } |
| 309 | return eHAL_STATUS_SUCCESS; |
| 310 | |
| 311 | /* Tell MAC to have device enter full power mode. */ |
| 312 | case BMPS: |
| 313 | { |
| 314 | tExitBmpsInfo exitBmpsInfo; |
| 315 | exitBmpsInfo.exitBmpsReason = fullPowerReason; |
| 316 | |
| 317 | if (pmcIssueCommand(hHal, eSmeCommandExitBmps, &exitBmpsInfo, sizeof(tExitBmpsInfo), FALSE) |
| 318 | != eHAL_STATUS_SUCCESS) |
| 319 | { |
| 320 | return eHAL_STATUS_FAILURE; |
| 321 | } |
| 322 | return eHAL_STATUS_SUCCESS; |
| 323 | } |
| 324 | /* Already in Request Full Power State. */ |
| 325 | case REQUEST_FULL_POWER: |
| 326 | return eHAL_STATUS_SUCCESS; |
| 327 | |
| 328 | /* Tell MAC to have device enter full power mode. */ |
| 329 | case STANDBY: |
| 330 | if ( pMac->pmc.rfSuppliesVotedOff ) |
| 331 | { |
| 332 | status = vos_chipVoteOnXOBuffer(&callType, NULL, NULL); |
| 333 | if(VOS_STATUS_SUCCESS != status) |
| 334 | { |
| 335 | return eHAL_STATUS_FAILURE; |
| 336 | } |
| 337 | status = vos_chipVoteOnRFSupply(&callType, NULL, NULL); |
| 338 | if(VOS_STATUS_SUCCESS != status) |
| 339 | { |
| 340 | return eHAL_STATUS_FAILURE; |
| 341 | } |
| 342 | |
| 343 | pMac->pmc.rfSuppliesVotedOff = FALSE; |
| 344 | } |
| 345 | |
| 346 | if (pmcIssueCommand(hHal, eSmeCommandExitImps, NULL, 0, FALSE) != |
| 347 | eHAL_STATUS_SUCCESS) |
| 348 | { |
| 349 | smsLog(pMac, LOGE, "PMC: failure to send message " |
| 350 | "eWNI_PMC_EXIT_IMPS_REQ\n"); |
| 351 | return eHAL_STATUS_FAILURE; |
| 352 | } |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 353 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 354 | return eHAL_STATUS_SUCCESS; |
| 355 | |
| 356 | /* Tell MAC to have device exit UAPSD mode first */ |
| 357 | case UAPSD: |
| 358 | //Need to save the reason code here in case later on we need to exit BMPS as well |
| 359 | if (pmcIssueCommand(hHal, eSmeCommandExitUapsd, &fullPowerReason, sizeof(tRequestFullPowerReason), FALSE) != |
| 360 | eHAL_STATUS_SUCCESS) |
| 361 | { |
| 362 | smsLog(pMac, LOGE, "PMC: failure to send message " |
| 363 | "eWNI_PMC_EXIT_UAPSD_REQ\n"); |
| 364 | return eHAL_STATUS_FAILURE; |
| 365 | } |
| 366 | return eHAL_STATUS_SUCCESS; |
| 367 | |
| 368 | /* Tell MAC to have device exit WOWL mode first */ |
| 369 | case WOWL: |
| 370 | if (pmcIssueCommand(hHal, eSmeCommandExitWowl, &fullPowerReason, sizeof(tRequestFullPowerReason), FALSE) != |
| 371 | eHAL_STATUS_SUCCESS) |
| 372 | { |
| 373 | smsLog(pMac, LOGP, "PMC: failure to send message " |
| 374 | "eWNI_PMC_EXIT_WOWL_REQ\n"); |
| 375 | return eHAL_STATUS_FAILURE; |
| 376 | } |
| 377 | return eHAL_STATUS_SUCCESS; |
| 378 | |
| 379 | /* Cannot go directly to Request Full Power State from these states. */ |
| 380 | default: |
| 381 | smsLog(pMac, LOGE, FL("Trying to enter Request Full Power State from state %d\n"), pMac->pmc.pmcState); |
| 382 | PMC_ABORT; |
| 383 | return eHAL_STATUS_FAILURE; |
| 384 | } |
| 385 | } |
| 386 | |
| 387 | |
| 388 | /****************************************************************************** |
| 389 | * |
| 390 | * Name: pmcEnterRequestImpsState |
| 391 | * |
| 392 | * Description: |
| 393 | * Have the device enter the Request IMPS State. |
| 394 | * |
| 395 | * Parameters: |
| 396 | * hHal - HAL handle for device |
| 397 | * |
| 398 | * Returns: |
| 399 | * eHAL_STATUS_SUCCESS - changing state successful |
| 400 | * eHAL_STATUS_FAILURE - changing state not successful |
| 401 | * |
| 402 | ******************************************************************************/ |
| 403 | eHalStatus pmcEnterRequestImpsState (tHalHandle hHal) |
| 404 | { |
| 405 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 406 | |
| 407 | smsLog(pMac, LOG2, FL("Entering pmcEnterRequestImpsState\n")); |
| 408 | |
| 409 | /* Can enter Request IMPS State only from Full Power State. */ |
| 410 | if (pMac->pmc.pmcState != FULL_POWER) |
| 411 | { |
| 412 | smsLog(pMac, LOGE, FL("Trying to enter Request IMPS State from state %d\n"), pMac->pmc.pmcState); |
| 413 | return eHAL_STATUS_FAILURE; |
| 414 | } |
| 415 | |
| 416 | /* Make sure traffic timer that triggers bmps entry is not running */ |
| 417 | pmcStopTrafficTimer(hHal); |
| 418 | |
| 419 | /* Tell MAC to have device enter IMPS mode. */ |
| 420 | if (pmcIssueCommand(hHal, eSmeCommandEnterImps, NULL, 0, FALSE) != eHAL_STATUS_SUCCESS) |
| 421 | { |
| 422 | smsLog(pMac, LOGE, "PMC: failure to send message eWNI_PMC_ENTER_IMPS_REQ\n"); |
| 423 | pMac->pmc.pmcState = FULL_POWER; |
| 424 | if(pmcShouldBmpsTimerRun(pMac)) |
| 425 | (void)pmcStartTrafficTimer(hHal, pMac->pmc.bmpsConfig.trafficMeasurePeriod); |
| 426 | return eHAL_STATUS_FAILURE; |
| 427 | } |
| 428 | |
Mohit Khanna | 2386376 | 2012-09-11 17:40:09 -0700 | [diff] [blame] | 429 | smsLog(pMac, LOG2, FL("eWNI_PMC_ENTER_IMPS_REQ sent to PE\n")); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 430 | |
| 431 | return eHAL_STATUS_SUCCESS; |
| 432 | } |
| 433 | |
| 434 | |
| 435 | /****************************************************************************** |
| 436 | * |
| 437 | * Name: pmcEnterImpsState |
| 438 | * |
| 439 | * Description: |
| 440 | * Have the device enter the IMPS State. |
| 441 | * |
| 442 | * Parameters: |
| 443 | * hHal - HAL handle for device |
| 444 | * |
| 445 | * Returns: |
| 446 | * eHAL_STATUS_SUCCESS - changing state successful |
| 447 | * eHAL_STATUS_FAILURE - changing state not successful |
| 448 | * |
| 449 | ******************************************************************************/ |
| 450 | eHalStatus pmcEnterImpsState (tHalHandle hHal) |
| 451 | { |
| 452 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 453 | vos_call_status_type callType; |
| 454 | VOS_STATUS status; |
| 455 | smsLog(pMac, LOG2, FL("Entering pmcEnterImpsState\n")); |
| 456 | |
| 457 | /* Can enter IMPS State only from Request IMPS State. */ |
| 458 | if (pMac->pmc.pmcState != REQUEST_IMPS) |
| 459 | { |
| 460 | smsLog(pMac, LOGE, FL("Trying to enter IMPS State from state %d\n"), pMac->pmc.pmcState); |
| 461 | return eHAL_STATUS_FAILURE; |
| 462 | } |
| 463 | |
| 464 | /* Change state. */ |
| 465 | pMac->pmc.pmcState = IMPS; |
| 466 | |
| 467 | /* If we have a reqeust for full power pending then we have to go |
| 468 | directly into full power. */ |
| 469 | if (pMac->pmc.requestFullPowerPending) |
| 470 | { |
| 471 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 472 | /* Start exit IMPS sequence now. */ |
| 473 | return pmcEnterRequestFullPowerState(hHal, pMac->pmc.requestFullPowerReason); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 474 | } |
| 475 | |
| 476 | /* Set timer to come out of IMPS.only if impsPeriod is non-Zero*/ |
| 477 | if(0 != pMac->pmc.impsPeriod) |
| 478 | { |
| 479 | if (palTimerStart(pMac->hHdd, pMac->pmc.hImpsTimer, pMac->pmc.impsPeriod * 1000, FALSE) != eHAL_STATUS_SUCCESS) |
| 480 | { |
| 481 | smsLog(pMac, LOGE, FL("Cannot start IMPS timer\n")); |
| 482 | PMC_ABORT; |
| 483 | pmcEnterRequestFullPowerState(hHal, eSME_REASON_OTHER); |
| 484 | return eHAL_STATUS_FAILURE; |
| 485 | } |
| 486 | } |
| 487 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 488 | //Vote off RF supplies. Note RF supllies are not voted off if there is a |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 489 | //pending request for full power already |
| 490 | status = vos_chipVoteOffRFSupply(&callType, NULL, NULL); |
| 491 | VOS_ASSERT( VOS_IS_STATUS_SUCCESS( status ) ); |
| 492 | |
| 493 | status = vos_chipVoteOffXOBuffer(&callType, NULL, NULL); |
| 494 | VOS_ASSERT( VOS_IS_STATUS_SUCCESS( status ) ); |
| 495 | |
| 496 | pMac->pmc.rfSuppliesVotedOff= TRUE; |
| 497 | |
| 498 | return eHAL_STATUS_SUCCESS; |
| 499 | } |
| 500 | |
| 501 | |
| 502 | /****************************************************************************** |
| 503 | * |
| 504 | * Name: pmcEnterRequestBmpsState |
| 505 | * |
| 506 | * Description: |
| 507 | * Have the device enter the Request BMPS State. |
| 508 | * |
| 509 | * Parameters: |
| 510 | * hHal - HAL handle for device |
| 511 | * |
| 512 | * Returns: |
| 513 | * eHAL_STATUS_SUCCESS - changing state successful |
| 514 | * eHAL_STATUS_FAILURE - changing state not successful |
| 515 | * |
| 516 | ******************************************************************************/ |
| 517 | eHalStatus pmcEnterRequestBmpsState (tHalHandle hHal) |
| 518 | { |
| 519 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 520 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 521 | smsLog(pMac, LOG2, FL("Entering pmcEnterRequestBmpsState\n")); |
| 522 | |
| 523 | /* Can enter Request BMPS State only from Full Power State. */ |
| 524 | if (pMac->pmc.pmcState != FULL_POWER) |
| 525 | { |
| 526 | smsLog(pMac, LOGE, FL("Trying to enter Request BMPS State from state %d\n"), pMac->pmc.pmcState); |
| 527 | return eHAL_STATUS_FAILURE; |
| 528 | } |
| 529 | |
| 530 | /* Stop Traffic timer if running. Note: timer could have expired because of possible |
| 531 | race conditions. So no need to check for errors. Just make sure timer is not running */ |
| 532 | pmcStopTrafficTimer(hHal); |
| 533 | |
| 534 | /* Tell MAC to have device enter BMPS mode. */ |
| 535 | if ( !pMac->pmc.bmpsRequestQueued ) |
| 536 | { |
| 537 | pMac->pmc.bmpsRequestQueued = eANI_BOOLEAN_TRUE; |
| 538 | if(pmcIssueCommand(hHal, eSmeCommandEnterBmps, NULL, 0, FALSE) != eHAL_STATUS_SUCCESS) |
| 539 | { |
| 540 | smsLog(pMac, LOGE, "PMC: failure to send message eWNI_PMC_ENTER_BMPS_REQ\n"); |
| 541 | pMac->pmc.bmpsRequestQueued = eANI_BOOLEAN_FALSE; |
| 542 | pMac->pmc.pmcState = FULL_POWER; |
| 543 | if(pmcShouldBmpsTimerRun(pMac)) |
| 544 | { |
| 545 | (void)pmcStartTrafficTimer(hHal, pMac->pmc.bmpsConfig.trafficMeasurePeriod); |
| 546 | } |
| 547 | return eHAL_STATUS_FAILURE; |
| 548 | } |
| 549 | } |
| 550 | else |
| 551 | { |
| 552 | smsLog(pMac, LOGE, "PMC: enter BMPS command already queued\n"); |
| 553 | //restart the timer if needed |
| 554 | if(pmcShouldBmpsTimerRun(pMac)) |
| 555 | { |
| 556 | (void)pmcStartTrafficTimer(hHal, pMac->pmc.bmpsConfig.trafficMeasurePeriod); |
| 557 | } |
| 558 | return eHAL_STATUS_SUCCESS; |
| 559 | } |
| 560 | |
| 561 | smsLog(pMac, LOGW, FL("eWNI_PMC_ENTER_BMPS_REQ sent to PE\n")); |
| 562 | |
| 563 | return eHAL_STATUS_SUCCESS; |
| 564 | } |
| 565 | |
| 566 | |
| 567 | /****************************************************************************** |
| 568 | * |
| 569 | * Name: pmcEnterBmpsState |
| 570 | * |
| 571 | * Description: |
| 572 | * Have the device enter the BMPS State. |
| 573 | * |
| 574 | * Parameters: |
| 575 | * hHal - HAL handle for device |
| 576 | * |
| 577 | * Returns: |
| 578 | * eHAL_STATUS_SUCCESS - changing state successful |
| 579 | * eHAL_STATUS_FAILURE - changing state not successful |
| 580 | * |
| 581 | ******************************************************************************/ |
| 582 | eHalStatus pmcEnterBmpsState (tHalHandle hHal) |
| 583 | { |
| 584 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 585 | |
| 586 | smsLog(pMac, LOG2, FL("Entering pmcEnterBmpsState\n")); |
| 587 | |
| 588 | /* Can enter BMPS State only from 5 states. */ |
| 589 | if (pMac->pmc.pmcState != REQUEST_BMPS && |
| 590 | pMac->pmc.pmcState != REQUEST_START_UAPSD && |
| 591 | pMac->pmc.pmcState != REQUEST_STOP_UAPSD && |
| 592 | pMac->pmc.pmcState != REQUEST_ENTER_WOWL && |
| 593 | pMac->pmc.pmcState != REQUEST_EXIT_WOWL) |
| 594 | { |
| 595 | smsLog(pMac, LOGE, FL("Trying to enter BMPS State from state %d\n"), pMac->pmc.pmcState); |
| 596 | return eHAL_STATUS_FAILURE; |
| 597 | } |
| 598 | |
| 599 | /* Change state. */ |
| 600 | pMac->pmc.pmcState = BMPS; |
| 601 | |
| 602 | /* Update registerd modules that we are entering BMPS. This is |
| 603 | only way to inform modules if PMC entered BMPS power save mode |
| 604 | on its own because of traffic timer */ |
| 605 | pmcDoDeviceStateUpdateCallbacks(hHal, BMPS); |
| 606 | |
| 607 | /* If we have a reqeust for full power pending then we have to go directly into full power. */ |
| 608 | if (pMac->pmc.requestFullPowerPending) |
| 609 | { |
| 610 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 611 | /* Start exit BMPS sequence now. */ |
| 612 | smsLog(pMac, LOGW, FL("Pending Full Power request found on entering BMPS mode. " |
| 613 | "Start exit BMPS exit sequence\n")); |
| 614 | //Note: Reason must have been set when requestFullPowerPending flag was set. |
| 615 | pmcEnterRequestFullPowerState(hHal, pMac->pmc.requestFullPowerReason); |
| 616 | return eHAL_STATUS_SUCCESS; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 617 | } |
| 618 | |
| 619 | /*This should never happen ideally. WOWL and UAPSD not supported at the same time */ |
| 620 | if (pMac->pmc.wowlModeRequired && pMac->pmc.uapsdSessionRequired) |
| 621 | { |
| 622 | smsLog(pMac, LOGW, FL("Both UAPSD and WOWL is required on entering BMPS mode. " |
| 623 | "UAPSD will be prioritized over WOWL\n")); |
| 624 | } |
| 625 | |
| 626 | /* Do we need Uapsd?*/ |
| 627 | if (pMac->pmc.uapsdSessionRequired) |
| 628 | { |
| 629 | smsLog(pMac, LOGW, FL("UAPSD session is required on entering BMPS mode. " |
| 630 | "Start UAPSD entry sequence\n")); |
| 631 | pmcEnterRequestStartUapsdState(hHal); |
| 632 | return eHAL_STATUS_SUCCESS; |
| 633 | } |
| 634 | |
| 635 | /* Do we need WOWL?*/ |
| 636 | if (pMac->pmc.wowlModeRequired) |
| 637 | { |
| 638 | smsLog(pMac, LOGW, FL("WOWL is required on entering BMPS mode. " |
| 639 | "Start WOWL entry sequence\n")); |
| 640 | pmcRequestEnterWowlState(hHal, &(pMac->pmc.wowlEnterParams)); |
| 641 | } |
| 642 | |
| 643 | return eHAL_STATUS_SUCCESS; |
| 644 | } |
| 645 | |
| 646 | |
| 647 | /****************************************************************************** |
| 648 | * |
| 649 | * Name: pmcPowerSaveCheck |
| 650 | * |
| 651 | * Description: |
| 652 | * Check if device is allowed to enter a power save mode. |
| 653 | * |
| 654 | * Parameters: |
| 655 | * hHal - HAL handle for device |
| 656 | * |
| 657 | * Returns: |
| 658 | * TRUE - entry is allowed |
| 659 | * FALSE - entry is not allowed at this time |
| 660 | * |
| 661 | ******************************************************************************/ |
| 662 | tANI_BOOLEAN pmcPowerSaveCheck (tHalHandle hHal) |
| 663 | { |
| 664 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 665 | tListElem *pEntry; |
| 666 | tpPowerSaveCheckEntry pPowerSaveCheckEntry; |
| 667 | tANI_BOOLEAN (*checkRoutine) (void *checkContext); |
| 668 | tANI_BOOLEAN bResult=FALSE; |
| 669 | |
| 670 | smsLog(pMac, LOG2, FL("Entering pmcPowerSaveCheck\n")); |
| 671 | |
| 672 | /* Call the routines in the power save check routine list. If any |
| 673 | return FALSE, then we cannot go into power save mode. */ |
| 674 | pEntry = csrLLPeekHead(&pMac->pmc.powerSaveCheckList, FALSE); |
| 675 | while (pEntry != NULL) |
| 676 | { |
| 677 | pPowerSaveCheckEntry = GET_BASE_ADDR(pEntry, tPowerSaveCheckEntry, link); |
| 678 | checkRoutine = pPowerSaveCheckEntry->checkRoutine; |
| 679 | |
| 680 | /* If the checkRoutine is NULL for a paricular entry, proceed with other entries |
| 681 | * in the list */ |
| 682 | if (NULL != checkRoutine) |
| 683 | { |
| 684 | if (!checkRoutine(pPowerSaveCheckEntry->checkContext)) |
| 685 | { |
| 686 | smsLog(pMac, LOGE, FL("pmcPowerSaveCheck fail!\n")); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 687 | bResult = FALSE; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 688 | break; |
| 689 | } |
| 690 | else |
| 691 | { |
| 692 | bResult = TRUE; |
| 693 | } |
| 694 | } |
| 695 | pEntry = csrLLNext(&pMac->pmc.powerSaveCheckList, pEntry, FALSE); |
| 696 | } |
| 697 | |
| 698 | return bResult; |
| 699 | } |
| 700 | |
| 701 | |
| 702 | /****************************************************************************** |
| 703 | * |
| 704 | * Name: pmcSendPowerSaveConfigMessage |
| 705 | * |
| 706 | * Description: |
| 707 | * Send a message to PE/MAC to configure the power saving modes. |
| 708 | * |
| 709 | * Parameters: |
| 710 | * hHal - HAL handle for device |
| 711 | * |
| 712 | * Returns: |
| 713 | * eHAL_STATUS_SUCCESS - message successfuly sent |
| 714 | * eHAL_STATUS_FAILURE - error while sending message |
| 715 | * |
| 716 | ******************************************************************************/ |
| 717 | eHalStatus pmcSendPowerSaveConfigMessage (tHalHandle hHal) |
| 718 | { |
| 719 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 720 | tSirPowerSaveCfg powerSaveConfig; |
| 721 | |
| 722 | smsLog(pMac, LOG2, FL("Entering pmcSendPowerSaveConfigMessage\n")); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 723 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 724 | palZeroMemory(pMac->hHdd, &(powerSaveConfig), sizeof(tSirPowerSaveCfg)); |
| 725 | |
| 726 | switch (pMac->pmc.bmpsConfig.forwardBeacons) |
| 727 | { |
| 728 | case ePMC_NO_BEACONS: |
| 729 | powerSaveConfig.beaconFwd = ePM_BEACON_FWD_NONE; |
| 730 | break; |
| 731 | case ePMC_BEACONS_WITH_TIM_SET: |
| 732 | powerSaveConfig.beaconFwd = ePM_BEACON_FWD_TIM; |
| 733 | break; |
| 734 | case ePMC_BEACONS_WITH_DTIM_SET: |
| 735 | powerSaveConfig.beaconFwd = ePM_BEACON_FWD_DTIM; |
| 736 | break; |
| 737 | case ePMC_NTH_BEACON: |
| 738 | powerSaveConfig.beaconFwd = ePM_BEACON_FWD_NTH; |
| 739 | powerSaveConfig.nthBeaconFwd = (tANI_U16)pMac->pmc.bmpsConfig.valueOfN; |
| 740 | break; |
| 741 | case ePMC_ALL_BEACONS: |
| 742 | powerSaveConfig.beaconFwd = ePM_BEACON_FWD_NTH; |
| 743 | powerSaveConfig.nthBeaconFwd = 1; |
| 744 | break; |
| 745 | } |
| 746 | powerSaveConfig.fEnablePwrSaveImmediately = pMac->pmc.bmpsConfig.setPmOnLastFrame; |
| 747 | powerSaveConfig.fPSPoll = pMac->pmc.bmpsConfig.usePsPoll; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 748 | powerSaveConfig.fEnableBeaconEarlyTermination = |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 749 | pMac->pmc.bmpsConfig.enableBeaconEarlyTermination; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 750 | powerSaveConfig.bcnEarlyTermWakeInterval = |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 751 | pMac->pmc.bmpsConfig.bcnEarlyTermWakeInterval; |
| 752 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 753 | /* setcfg for listenInterval. Make sure CFG is updated because PE reads this |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 754 | from CFG at the time of assoc or reassoc */ |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 755 | ccmCfgSetInt(pMac, WNI_CFG_LISTEN_INTERVAL, pMac->pmc.bmpsConfig.bmpsPeriod, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 756 | NULL, eANI_BOOLEAN_FALSE); |
| 757 | |
| 758 | if( pMac->pmc.pmcState == IMPS || pMac->pmc.pmcState == REQUEST_IMPS ) |
| 759 | { |
| 760 | //Wake up the chip first |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 761 | eHalStatus status = pmcDeferMsg( pMac, eWNI_PMC_PWR_SAVE_CFG, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 762 | &powerSaveConfig, sizeof(tSirPowerSaveCfg) ); |
| 763 | |
| 764 | if( eHAL_STATUS_PMC_PENDING == status ) |
| 765 | { |
| 766 | return eHAL_STATUS_SUCCESS; |
| 767 | } |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 768 | else |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 769 | { |
| 770 | //either fail or already in full power |
| 771 | if( !HAL_STATUS_SUCCESS( status ) ) |
| 772 | { |
| 773 | return ( status ); |
| 774 | } |
| 775 | //else let it through because it is in full power state |
| 776 | } |
| 777 | } |
| 778 | /* Send a message so that FW System config is also updated and is in sync with |
| 779 | the CFG.*/ |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 780 | if (pmcSendMessage(hHal, eWNI_PMC_PWR_SAVE_CFG, &powerSaveConfig, sizeof(tSirPowerSaveCfg)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 781 | != eHAL_STATUS_SUCCESS) |
| 782 | { |
| 783 | smsLog(pMac, LOGE, FL("Send of eWNI_PMC_PWR_SAVE_CFG to PE failed\n")); |
| 784 | return eHAL_STATUS_FAILURE; |
| 785 | } |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 786 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 787 | return eHAL_STATUS_SUCCESS; |
| 788 | } |
| 789 | |
| 790 | |
| 791 | /****************************************************************************** |
| 792 | * |
| 793 | * Name: pmcSendMessage |
| 794 | * |
| 795 | * Description: |
| 796 | * Send a message to PE/MAC. |
| 797 | * |
| 798 | * Parameters: |
| 799 | * hHal - HAL handle for device |
| 800 | * messageType - message type to send |
| 801 | * pMessageData - pointer to message data |
| 802 | * messageSize - Size of the message data |
| 803 | * |
| 804 | * Returns: |
| 805 | * eHAL_STATUS_SUCCESS - message successfuly sent |
| 806 | * eHAL_STATUS_FAILURE - error while sending message |
| 807 | * |
| 808 | ******************************************************************************/ |
| 809 | eHalStatus pmcSendMessage (tpAniSirGlobal pMac, tANI_U16 messageType, void *pMessageData, tANI_U32 messageSize) |
| 810 | { |
| 811 | tSirMbMsg *pMsg; |
| 812 | |
| 813 | smsLog(pMac, LOG2, FL("Entering pmcSendMessage, message type %d\n"), messageType); |
| 814 | |
| 815 | /* Allocate and fill in message. */ |
| 816 | if (palAllocateMemory(pMac->hHdd, (void **)&pMsg, WNI_CFG_MB_HDR_LEN + messageSize) != eHAL_STATUS_SUCCESS) |
| 817 | { |
| 818 | smsLog(pMac, LOGE, FL("Cannot allocate memory for message\n")); |
| 819 | PMC_ABORT; |
| 820 | return eHAL_STATUS_FAILURE; |
| 821 | } |
| 822 | pMsg->type = messageType; |
| 823 | pMsg->msgLen = (tANI_U16) (WNI_CFG_MB_HDR_LEN + messageSize); |
| 824 | if (messageSize > 0) |
| 825 | { |
| 826 | if (palCopyMemory(pMac->hHdd, pMsg->data, pMessageData, messageSize) != eHAL_STATUS_SUCCESS) |
| 827 | { |
| 828 | smsLog(pMac, LOGE, FL("Cannot copy message data\n")); |
| 829 | PMC_ABORT; |
| 830 | return eHAL_STATUS_FAILURE; |
| 831 | } |
| 832 | } |
| 833 | |
| 834 | /* Send message. */ |
| 835 | if (palSendMBMessage(pMac->hHdd, pMsg) != eHAL_STATUS_SUCCESS) |
| 836 | { |
| 837 | smsLog(pMac, LOGE, FL("Cannot send message\n")); |
| 838 | PMC_ABORT; |
| 839 | return eHAL_STATUS_FAILURE; |
| 840 | } |
| 841 | |
| 842 | return eHAL_STATUS_SUCCESS; |
| 843 | } |
| 844 | |
| 845 | |
| 846 | /****************************************************************************** |
| 847 | * |
| 848 | * Name: pmcDoCallbacks |
| 849 | * |
| 850 | * Description: |
| 851 | * Call the IMPS callback routine and the routines in the request full |
| 852 | * power callback routine list. |
| 853 | * |
| 854 | * Parameters: |
| 855 | * hHal - HAL handle for device |
| 856 | * callbackStatus - status to pass to the callback routines |
| 857 | * |
| 858 | * Returns: |
| 859 | * nothing |
| 860 | * |
| 861 | ******************************************************************************/ |
| 862 | void pmcDoCallbacks (tHalHandle hHal, eHalStatus callbackStatus) |
| 863 | { |
| 864 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 865 | tListElem *pEntry; |
| 866 | tpRequestFullPowerEntry pRequestFullPowerEntry; |
| 867 | |
| 868 | smsLog(pMac, LOG2, FL("Entering pmcDoCallbacks\n")); |
| 869 | |
| 870 | /* Call IMPS callback routine. */ |
| 871 | if (pMac->pmc.impsCallbackRoutine != NULL) |
| 872 | { |
| 873 | pMac->pmc.impsCallbackRoutine(pMac->pmc.impsCallbackContext, callbackStatus); |
| 874 | pMac->pmc.impsCallbackRoutine = NULL; |
| 875 | } |
| 876 | |
| 877 | /* Call the routines in the request full power callback routine list. */ |
| 878 | while (NULL != (pEntry = csrLLRemoveHead(&pMac->pmc.requestFullPowerList, TRUE))) |
| 879 | { |
| 880 | pRequestFullPowerEntry = GET_BASE_ADDR(pEntry, tRequestFullPowerEntry, link); |
| 881 | if (pRequestFullPowerEntry->callbackRoutine) |
| 882 | pRequestFullPowerEntry->callbackRoutine(pRequestFullPowerEntry->callbackContext, callbackStatus); |
| 883 | if (palFreeMemory(pMac->hHdd, pRequestFullPowerEntry) != eHAL_STATUS_SUCCESS) |
| 884 | { |
| 885 | smsLog(pMac, LOGE, FL("Cannot free request full power routine list entry\n")); |
| 886 | PMC_ABORT; |
| 887 | } |
| 888 | } |
| 889 | |
| 890 | } |
| 891 | |
| 892 | |
| 893 | /****************************************************************************** |
| 894 | * |
| 895 | * Name: pmcStartTrafficTimer |
| 896 | * |
| 897 | * Description: |
| 898 | * Start the timer used in Full Power State to measure traffic |
| 899 | * levels and determine when to enter BMPS. |
| 900 | * |
| 901 | * Parameters: |
| 902 | * hHal - HAL handle for device |
| 903 | * |
| 904 | * Returns: |
| 905 | * eHAL_STATUS_SUCCESS - timer successfuly started |
| 906 | * eHAL_STATUS_FAILURE - error while starting timer |
| 907 | * |
| 908 | ******************************************************************************/ |
| 909 | eHalStatus pmcStartTrafficTimer (tHalHandle hHal, tANI_U32 expirationTime) |
| 910 | { |
| 911 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 912 | VOS_STATUS vosStatus; |
| 913 | |
| 914 | smsLog(pMac, LOG2, FL("Entering pmcStartTrafficTimer\n")); |
| 915 | |
| 916 | vosStatus = vos_timer_start(&pMac->pmc.hTrafficTimer, expirationTime); |
| 917 | if ( !VOS_IS_STATUS_SUCCESS(vosStatus) ) |
| 918 | { |
| 919 | if( VOS_STATUS_E_ALREADY == vosStatus ) |
| 920 | { |
| 921 | //Consider this ok since the timer is already started. |
| 922 | smsLog(pMac, LOGW, FL(" traffic timer is already started\n")); |
| 923 | } |
| 924 | else |
| 925 | { |
| 926 | smsLog(pMac, LOGP, FL("Cannot start traffic timer\n")); |
| 927 | return eHAL_STATUS_FAILURE; |
| 928 | } |
| 929 | } |
| 930 | |
| 931 | return eHAL_STATUS_SUCCESS; |
| 932 | } |
| 933 | |
| 934 | |
| 935 | /****************************************************************************** |
| 936 | * |
| 937 | * Name: pmcStopTrafficTimer |
| 938 | * |
| 939 | * Description: |
| 940 | * Cancels the timer (if running) used in Full Power State to measure traffic |
| 941 | * levels and determine when to enter BMPS. |
| 942 | * |
| 943 | * Parameters: |
| 944 | * hHal - HAL handle for device |
| 945 | * |
| 946 | * |
| 947 | ******************************************************************************/ |
| 948 | void pmcStopTrafficTimer (tHalHandle hHal) |
| 949 | { |
| 950 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 951 | smsLog(pMac, LOG2, FL("Entering pmcStopTrafficTimer\n")); |
| 952 | vos_timer_stop(&pMac->pmc.hTrafficTimer); |
| 953 | } |
| 954 | |
| 955 | |
| 956 | /****************************************************************************** |
| 957 | * |
| 958 | * Name: pmcImpsTimerExpired |
| 959 | * |
| 960 | * Description: |
| 961 | * Called when IMPS timer expires. |
| 962 | * |
| 963 | * Parameters: |
| 964 | * hHal - HAL handle for device |
| 965 | * |
| 966 | * Returns: |
| 967 | * nothing |
| 968 | * |
| 969 | ******************************************************************************/ |
| 970 | void pmcImpsTimerExpired (tHalHandle hHal) |
| 971 | { |
| 972 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 973 | |
| 974 | smsLog(pMac, LOG2, FL("Entering pmcImpsTimerExpired\n")); |
| 975 | |
| 976 | /* If timer expires and we are in a state other than IMPS State then something is wrong. */ |
| 977 | if (pMac->pmc.pmcState != IMPS) |
| 978 | { |
| 979 | smsLog(pMac, LOGE, FL("Got IMPS timer expiration in state %d\n"), pMac->pmc.pmcState); |
| 980 | PMC_ABORT; |
| 981 | return; |
| 982 | } |
| 983 | |
| 984 | /* Start on the path of going back to full power. */ |
| 985 | pmcEnterRequestFullPowerState(hHal, eSME_REASON_OTHER); |
| 986 | } |
| 987 | |
| 988 | |
| 989 | /****************************************************************************** |
| 990 | * |
| 991 | * Name: pmcTrafficTimerExpired |
| 992 | * |
| 993 | * Description: |
| 994 | * Called when traffic measurement timer expires. |
| 995 | * |
| 996 | * Parameters: |
| 997 | * hHal - HAL handle for device |
| 998 | * |
| 999 | * Returns: |
| 1000 | * nothing |
| 1001 | * |
| 1002 | ******************************************************************************/ |
| 1003 | void pmcTrafficTimerExpired (tHalHandle hHal) |
| 1004 | { |
| 1005 | |
| 1006 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 1007 | VOS_STATUS vosStatus; |
| 1008 | |
Mohit Khanna | 2386376 | 2012-09-11 17:40:09 -0700 | [diff] [blame] | 1009 | smsLog(pMac, LOG2, FL("BMPS Traffic timer expired")); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1010 | |
| 1011 | /* If timer expires and we are in a state other than Full Power State then something is wrong. */ |
| 1012 | if (pMac->pmc.pmcState != FULL_POWER) |
| 1013 | { |
| 1014 | smsLog(pMac, LOGE, FL("Got traffic timer expiration in state %d"), pMac->pmc.pmcState); |
| 1015 | return; |
| 1016 | } |
| 1017 | |
| 1018 | /* Untill DHCP is not completed remain in power active */ |
| 1019 | if(pMac->pmc.remainInPowerActiveTillDHCP) |
| 1020 | { |
Mohit Khanna | 2386376 | 2012-09-11 17:40:09 -0700 | [diff] [blame] | 1021 | smsLog(pMac, LOG2, FL("BMPS Traffic Timer expired before DHCP completion ignore enter BMPS\n")); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1022 | pMac->pmc.remainInPowerActiveThreshold++; |
| 1023 | if( pMac->pmc.remainInPowerActiveThreshold >= DHCP_REMAIN_POWER_ACTIVE_THRESHOLD) |
| 1024 | { |
| 1025 | smsLog(pMac, LOGE, FL("Remain in power active DHCP threshold reached FALLBACK to enable enter BMPS\n")); |
| 1026 | /*FALLBACK: reset the flag to make BMPS entry possible*/ |
| 1027 | pMac->pmc.remainInPowerActiveTillDHCP = FALSE; |
| 1028 | pMac->pmc.remainInPowerActiveThreshold = 0; |
| 1029 | } |
| 1030 | //Activate the Traffic Timer again for entering into BMPS |
| 1031 | vosStatus = vos_timer_start(&pMac->pmc.hTrafficTimer, pMac->pmc.bmpsConfig.trafficMeasurePeriod); |
| 1032 | if ( !VOS_IS_STATUS_SUCCESS(vosStatus) && (VOS_STATUS_E_ALREADY != vosStatus) ) |
| 1033 | { |
| 1034 | smsLog(pMac, LOGP, FL("Cannot re-start traffic timer\n")); |
| 1035 | } |
| 1036 | return; |
| 1037 | } |
| 1038 | |
| 1039 | /* Clear remain in power active threshold */ |
| 1040 | pMac->pmc.remainInPowerActiveThreshold = 0; |
| 1041 | |
| 1042 | /* Check if the timer should be running */ |
| 1043 | if (!pmcShouldBmpsTimerRun(pMac)) |
| 1044 | { |
| 1045 | smsLog(pMac, LOGE, FL("BMPS timer should not be running")); |
| 1046 | return; |
| 1047 | } |
| 1048 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1049 | if (pmcPowerSaveCheck(hHal)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1050 | { |
| 1051 | smsLog(pMac, LOGW, FL("BMPS entry criteria satisfied. Requesting BMPS state")); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1052 | (void)pmcEnterRequestBmpsState(hHal); |
| 1053 | } |
| 1054 | else |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1055 | { |
| 1056 | /*Some module voted against Power Save. So timer should be restarted again to retry BMPS */ |
| 1057 | smsLog(pMac, LOGE, FL("Power Save check failed. Retry BMPS again later")); |
| 1058 | //Since hTrafficTimer is a vos_timer now, we need to restart the timer here |
| 1059 | vosStatus = vos_timer_start(&pMac->pmc.hTrafficTimer, pMac->pmc.bmpsConfig.trafficMeasurePeriod); |
| 1060 | if ( !VOS_IS_STATUS_SUCCESS(vosStatus) && (VOS_STATUS_E_ALREADY != vosStatus) ) |
| 1061 | { |
| 1062 | smsLog(pMac, LOGP, FL("Cannot start traffic timer\n")); |
| 1063 | return; |
| 1064 | } |
| 1065 | } |
| 1066 | } |
| 1067 | |
| 1068 | |
| 1069 | /****************************************************************************** |
| 1070 | * |
| 1071 | * Name: pmcExitPowerSaveTimerExpired |
| 1072 | * |
| 1073 | * Description: |
| 1074 | * Called when timer used to schedule a deferred power save mode exit expires. |
| 1075 | * |
| 1076 | * Parameters: |
| 1077 | * hHal - HAL handle for device |
| 1078 | * |
| 1079 | * Returns: |
| 1080 | * nothing |
| 1081 | * |
| 1082 | ******************************************************************************/ |
| 1083 | void pmcExitPowerSaveTimerExpired (tHalHandle hHal) |
| 1084 | { |
| 1085 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 1086 | |
| 1087 | smsLog(pMac, LOG2, FL("Entering pmcExitPowerSaveTimerExpired\n")); |
| 1088 | |
| 1089 | /* Make sure process of exiting power save mode might hasn't already been started due to another trigger. */ |
| 1090 | if (pMac->pmc.requestFullPowerPending) |
| 1091 | |
| 1092 | /* Start on the path of going back to full power. */ |
| 1093 | pmcEnterRequestFullPowerState(hHal, pMac->pmc.requestFullPowerReason); |
| 1094 | } |
| 1095 | |
| 1096 | /****************************************************************************** |
| 1097 | * |
| 1098 | * Name: pmcDoBmpsCallbacks |
| 1099 | * |
| 1100 | * Description: |
| 1101 | * Call the registered BMPS callback routines because device is unable to |
| 1102 | * enter BMPS state |
| 1103 | * |
| 1104 | * Parameters: |
| 1105 | * hHal - HAL handle for device |
| 1106 | * callbackStatus - Success or Failure. |
| 1107 | * |
| 1108 | * Returns: |
| 1109 | * nothing |
| 1110 | * |
| 1111 | ******************************************************************************/ |
| 1112 | void pmcDoBmpsCallbacks (tHalHandle hHal, eHalStatus callbackStatus) |
| 1113 | { |
| 1114 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 1115 | tListElem *pEntry; |
| 1116 | tpRequestBmpsEntry pRequestBmpsEntry; |
| 1117 | |
| 1118 | smsLog(pMac, LOG2, "PMC: entering pmcDoBmpsCallbacks\n"); |
| 1119 | |
| 1120 | /* Call the routines in the request BMPS callback routine list. */ |
| 1121 | pEntry = csrLLRemoveHead(&pMac->pmc.requestBmpsList, FALSE); |
| 1122 | while (pEntry != NULL) |
| 1123 | { |
| 1124 | pRequestBmpsEntry = GET_BASE_ADDR(pEntry, tRequestBmpsEntry, link); |
| 1125 | if (pRequestBmpsEntry->callbackRoutine) |
| 1126 | pRequestBmpsEntry->callbackRoutine(pRequestBmpsEntry->callbackContext, |
| 1127 | callbackStatus); |
| 1128 | palFreeMemory(pMac->hHdd, pRequestBmpsEntry); |
| 1129 | pEntry = csrLLRemoveHead(&pMac->pmc.requestBmpsList, FALSE); |
| 1130 | } |
| 1131 | } |
| 1132 | |
| 1133 | |
| 1134 | |
| 1135 | |
| 1136 | /****************************************************************************** |
| 1137 | * |
| 1138 | * Name: pmcDoStartUapsdCallbacks |
| 1139 | * |
| 1140 | * Description: |
| 1141 | * Call the registered UAPSD callback routines because device is unable to |
| 1142 | * start UAPSD state |
| 1143 | * |
| 1144 | * Parameters: |
| 1145 | * hHal - HAL handle for device |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1146 | * callbackStatus - Success or Failure. |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1147 | * |
| 1148 | * Returns: |
| 1149 | * nothing |
| 1150 | * |
| 1151 | ******************************************************************************/ |
| 1152 | void pmcDoStartUapsdCallbacks (tHalHandle hHal, eHalStatus callbackStatus) |
| 1153 | { |
| 1154 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 1155 | tListElem *pEntry; |
| 1156 | tpStartUapsdEntry pStartUapsdEntry; |
| 1157 | |
| 1158 | smsLog(pMac, LOG2, "PMC: entering pmcDoStartUapsdCallbacks\n"); |
| 1159 | |
| 1160 | /* Call the routines in the request start UAPSD callback routine list. */ |
| 1161 | pEntry = csrLLRemoveHead(&pMac->pmc.requestStartUapsdList, FALSE); |
| 1162 | while (pEntry != NULL) |
| 1163 | { |
| 1164 | pStartUapsdEntry = GET_BASE_ADDR(pEntry, tStartUapsdEntry, link); |
| 1165 | pStartUapsdEntry->callbackRoutine(pStartUapsdEntry->callbackContext, |
| 1166 | callbackStatus); |
| 1167 | palFreeMemory(pMac->hHdd, pStartUapsdEntry); |
| 1168 | pEntry = csrLLRemoveHead(&pMac->pmc.requestStartUapsdList, FALSE); |
| 1169 | } |
| 1170 | } |
| 1171 | |
| 1172 | /****************************************************************************** |
| 1173 | * |
| 1174 | * Name: pmcEnterRequestStartUapsdState |
| 1175 | * |
| 1176 | * Description: |
| 1177 | * Have the device enter the UAPSD State. |
| 1178 | * |
| 1179 | * Parameters: |
| 1180 | * hHal - HAL handle for device |
| 1181 | * |
| 1182 | * Returns: |
| 1183 | * eHAL_STATUS_SUCCESS - changing state successful |
| 1184 | * eHAL_STATUS_FAILURE - changing state not successful |
| 1185 | * |
| 1186 | ******************************************************************************/ |
| 1187 | eHalStatus pmcEnterRequestStartUapsdState (tHalHandle hHal) |
| 1188 | { |
| 1189 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 1190 | v_BOOL_t fFullPower = VOS_FALSE; //need to get back to full power state |
| 1191 | |
| 1192 | smsLog(pMac, LOG2, "PMC: entering pmcEnterRequestStartUapsdState\n"); |
| 1193 | |
| 1194 | /* Can enter UAPSD State only from FULL_POWER or BMPS State. */ |
| 1195 | switch (pMac->pmc.pmcState) |
| 1196 | { |
| 1197 | case FULL_POWER: |
| 1198 | /* Check that entry into a power save mode is allowed at this time. */ |
| 1199 | if (!pmcPowerSaveCheck(hHal)) |
| 1200 | { |
| 1201 | smsLog(pMac, LOGW, "PMC: Power save check failed. UAPSD request " |
| 1202 | "will be accepted and buffered\n"); |
| 1203 | /* UAPSD mode will be attempted when we enter BMPS later */ |
| 1204 | pMac->pmc.uapsdSessionRequired = TRUE; |
| 1205 | /* Make sure the BMPS retry timer is running */ |
| 1206 | if(pmcShouldBmpsTimerRun(pMac)) |
| 1207 | (void)pmcStartTrafficTimer(hHal, pMac->pmc.bmpsConfig.trafficMeasurePeriod); |
| 1208 | break; |
| 1209 | } |
| 1210 | else |
| 1211 | { |
| 1212 | pMac->pmc.uapsdSessionRequired = TRUE; |
| 1213 | //Check BTC state |
| 1214 | #ifndef WLAN_MDM_CODE_REDUCTION_OPT |
| 1215 | if( btcIsReadyForUapsd( pMac ) ) |
| 1216 | #endif /* WLAN_MDM_CODE_REDUCTION_OPT*/ |
| 1217 | { |
| 1218 | /* Put device in BMPS mode first. This step should NEVER fail. |
| 1219 | That is why no need to buffer the UAPSD request*/ |
| 1220 | if(pmcEnterRequestBmpsState(hHal) != eHAL_STATUS_SUCCESS) |
| 1221 | { |
| 1222 | smsLog(pMac, LOGE, "PMC: Device in Full Power. Enter Request Bmps failed. " |
| 1223 | "UAPSD request will be dropped \n"); |
| 1224 | return eHAL_STATUS_FAILURE; |
| 1225 | } |
| 1226 | } |
| 1227 | #ifndef WLAN_MDM_CODE_REDUCTION_OPT |
| 1228 | else |
| 1229 | { |
| 1230 | (void)pmcStartTrafficTimer(hHal, pMac->pmc.bmpsConfig.trafficMeasurePeriod); |
| 1231 | } |
| 1232 | #endif /* WLAN_MDM_CODE_REDUCTION_OPT*/ |
| 1233 | } |
| 1234 | break; |
| 1235 | |
| 1236 | case BMPS: |
| 1237 | //It is already in BMPS mode, check BTC state |
| 1238 | #ifndef WLAN_MDM_CODE_REDUCTION_OPT |
| 1239 | if( btcIsReadyForUapsd(pMac) ) |
| 1240 | #endif /* WLAN_MDM_CODE_REDUCTION_OPT*/ |
| 1241 | { |
| 1242 | /* Tell MAC to have device enter UAPSD mode. */ |
| 1243 | if (pmcIssueCommand(hHal, eSmeCommandEnterUapsd, NULL, 0, FALSE) != |
| 1244 | eHAL_STATUS_SUCCESS) |
| 1245 | { |
| 1246 | smsLog(pMac, LOGE, "PMC: failure to send message " |
| 1247 | "eWNI_PMC_ENTER_BMPS_REQ\n"); |
| 1248 | return eHAL_STATUS_FAILURE; |
| 1249 | } |
| 1250 | } |
| 1251 | #ifndef WLAN_MDM_CODE_REDUCTION_OPT |
| 1252 | else |
| 1253 | { |
| 1254 | //Not ready for UAPSD at this time, save it first and wake up the chip |
| 1255 | smsLog(pMac, LOGE, " PMC state = %d\n",pMac->pmc.pmcState); |
| 1256 | pMac->pmc.uapsdSessionRequired = TRUE; |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1257 | /* While BTC traffic is going on, STA can be in BMPS |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1258 | * and need not go to Full Power */ |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1259 | //fFullPower = VOS_TRUE; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1260 | } |
| 1261 | #endif /* WLAN_MDM_CODE_REDUCTION_OPT*/ |
| 1262 | break; |
| 1263 | |
| 1264 | case REQUEST_START_UAPSD: |
| 1265 | #ifndef WLAN_MDM_CODE_REDUCTION_OPT |
| 1266 | if( !btcIsReadyForUapsd(pMac) ) |
| 1267 | { |
| 1268 | //BTC rejects UAPSD, bring it back to full power |
| 1269 | fFullPower = VOS_TRUE; |
| 1270 | } |
| 1271 | #endif |
| 1272 | break; |
| 1273 | |
| 1274 | case REQUEST_BMPS: |
| 1275 | /* Buffer request for UAPSD mode. */ |
| 1276 | pMac->pmc.uapsdSessionRequired = TRUE; |
| 1277 | #ifndef WLAN_MDM_CODE_REDUCTION_OPT |
| 1278 | if( !btcIsReadyForUapsd(pMac) ) |
| 1279 | { |
| 1280 | //BTC rejects UAPSD, bring it back to full power |
| 1281 | fFullPower = VOS_TRUE; |
| 1282 | } |
| 1283 | #endif /* WLAN_MDM_CODE_REDUCTION_OPT*/ |
| 1284 | break; |
| 1285 | |
| 1286 | default: |
| 1287 | smsLog(pMac, LOGE, "PMC: trying to enter UAPSD State from state %d\n", |
| 1288 | pMac->pmc.pmcState); |
| 1289 | return eHAL_STATUS_FAILURE; |
| 1290 | } |
| 1291 | |
| 1292 | if(fFullPower) |
| 1293 | { |
| 1294 | if( eHAL_STATUS_PMC_PENDING != pmcRequestFullPower( pMac, NULL, NULL, eSME_REASON_OTHER ) ) |
| 1295 | { |
| 1296 | //This is an error |
| 1297 | smsLog(pMac, LOGE, FL(" fail to request full power because BTC\n")); |
| 1298 | } |
| 1299 | } |
| 1300 | |
| 1301 | return eHAL_STATUS_SUCCESS; |
| 1302 | } |
| 1303 | |
| 1304 | /****************************************************************************** |
| 1305 | * |
| 1306 | * Name: pmcEnterUapsdState |
| 1307 | * |
| 1308 | * Description: |
| 1309 | * Have the device enter the UAPSD State. |
| 1310 | * |
| 1311 | * Parameters: |
| 1312 | * hHal - HAL handle for device |
| 1313 | * |
| 1314 | * Returns: |
| 1315 | * eHAL_STATUS_SUCCESS - changing state successful |
| 1316 | * eHAL_STATUS_FAILURE - changing state not successful |
| 1317 | * |
| 1318 | ******************************************************************************/ |
| 1319 | eHalStatus pmcEnterUapsdState (tHalHandle hHal) |
| 1320 | { |
| 1321 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 1322 | |
| 1323 | smsLog(pMac, LOG2, "PMC: entering pmcEnterUapsdState\n"); |
| 1324 | |
| 1325 | /* Can enter UAPSD State only from Request UAPSD State. */ |
| 1326 | if (pMac->pmc.pmcState != REQUEST_START_UAPSD ) |
| 1327 | { |
| 1328 | smsLog(pMac, LOGE, "PMC: trying to enter UAPSD State from state %d\n", |
| 1329 | pMac->pmc.pmcState); |
| 1330 | return eHAL_STATUS_FAILURE; |
| 1331 | } |
| 1332 | |
| 1333 | /* Change state. */ |
| 1334 | pMac->pmc.pmcState = UAPSD; |
| 1335 | |
| 1336 | /* Update registerd modules that we are entering UAPSD. This is |
| 1337 | only way to inform modules if PMC resumed UAPSD power save mode |
| 1338 | on its own after full power mode */ |
| 1339 | pmcDoDeviceStateUpdateCallbacks(hHal, UAPSD); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1340 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1341 | /* If we have a reqeust for full power pending then we have to go |
| 1342 | directly into full power. */ |
| 1343 | if (pMac->pmc.requestFullPowerPending) |
| 1344 | { |
| 1345 | /* Start exit UAPSD sequence now. */ |
| 1346 | return pmcEnterRequestFullPowerState(hHal, pMac->pmc.requestFullPowerReason); |
| 1347 | } |
| 1348 | |
| 1349 | return eHAL_STATUS_SUCCESS; |
| 1350 | } |
| 1351 | |
| 1352 | |
| 1353 | /****************************************************************************** |
| 1354 | * |
| 1355 | * Name: pmcEnterRequestStopUapsdState |
| 1356 | * |
| 1357 | * Description: |
| 1358 | * Have the device Stop the UAPSD State. |
| 1359 | * |
| 1360 | * Parameters: |
| 1361 | * hHal - HAL handle for device |
| 1362 | * |
| 1363 | * Returns: |
| 1364 | * eHAL_STATUS_SUCCESS - changing state successful |
| 1365 | * eHAL_STATUS_FAILURE - changing state not successful |
| 1366 | * |
| 1367 | ******************************************************************************/ |
| 1368 | eHalStatus pmcEnterRequestStopUapsdState (tHalHandle hHal) |
| 1369 | { |
| 1370 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 1371 | |
| 1372 | smsLog(pMac, LOG2, "PMC: entering pmcEnterRequestStopUapsdState\n"); |
| 1373 | |
| 1374 | /* If already in REQUEST_STOP_UAPSD, simply return */ |
| 1375 | if (pMac->pmc.pmcState == REQUEST_STOP_UAPSD) |
| 1376 | { |
| 1377 | return eHAL_STATUS_SUCCESS; |
| 1378 | } |
| 1379 | |
| 1380 | /* Can enter Request Stop UAPSD State only from UAPSD */ |
| 1381 | if (pMac->pmc.pmcState != UAPSD) |
| 1382 | { |
| 1383 | smsLog(pMac, LOGE, "PMC: trying to enter Request Stop UAPSD State from " |
| 1384 | "state %d\n", pMac->pmc.pmcState); |
| 1385 | return eHAL_STATUS_FAILURE; |
| 1386 | } |
| 1387 | |
| 1388 | /* Tell MAC to have device exit UAPSD mode. */ |
| 1389 | if (pmcIssueCommand(hHal, eSmeCommandExitUapsd, NULL, 0, FALSE) != |
| 1390 | eHAL_STATUS_SUCCESS) |
| 1391 | { |
| 1392 | smsLog(pMac, LOGE, "PMC: failure to send message " |
| 1393 | "eWNI_PMC_EXIT_UAPSD_REQ\n"); |
| 1394 | return eHAL_STATUS_FAILURE; |
| 1395 | } |
| 1396 | |
| 1397 | return eHAL_STATUS_SUCCESS; |
| 1398 | } |
| 1399 | |
| 1400 | /****************************************************************************** |
| 1401 | * |
| 1402 | * Name: pmcEnterRequestStandbyState |
| 1403 | * |
| 1404 | * Description: |
| 1405 | * Have the device enter the Request STANDBY State. |
| 1406 | * |
| 1407 | * Parameters: |
| 1408 | * hHal - HAL handle for device |
| 1409 | * |
| 1410 | * Returns: |
| 1411 | * eHAL_STATUS_SUCCESS - changing state successful |
| 1412 | * eHAL_STATUS_FAILURE - changing state not successful |
| 1413 | * |
| 1414 | ******************************************************************************/ |
| 1415 | eHalStatus pmcEnterRequestStandbyState (tHalHandle hHal) |
| 1416 | { |
| 1417 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 1418 | |
| 1419 | smsLog(pMac, LOG2, "PMC: entering pmcEnterRequestStandbyState\n"); |
| 1420 | |
| 1421 | /* Can enter Standby State only from Full Power State. */ |
| 1422 | if (pMac->pmc.pmcState != FULL_POWER) |
| 1423 | { |
| 1424 | smsLog(pMac, LOGE, "PMC: trying to enter Standby State from " |
| 1425 | "state %d\n", pMac->pmc.pmcState); |
| 1426 | return eHAL_STATUS_FAILURE; |
| 1427 | } |
| 1428 | |
| 1429 | // Stop traffic timer. Just making sure timer is not running |
| 1430 | pmcStopTrafficTimer(hHal); |
| 1431 | |
| 1432 | /* Tell MAC to have device enter STANDBY mode. We are using the same message |
| 1433 | as IMPS mode to avoid code changes in layer below (PE/HAL)*/ |
| 1434 | if (pmcIssueCommand(hHal, eSmeCommandEnterStandby, NULL, 0, FALSE) != |
| 1435 | eHAL_STATUS_SUCCESS) |
| 1436 | { |
| 1437 | smsLog(pMac, LOGE, "PMC: failure to send message " |
| 1438 | "eWNI_PMC_ENTER_IMPS_REQ\n"); |
| 1439 | pMac->pmc.pmcState = FULL_POWER; |
| 1440 | |
| 1441 | if(pmcShouldBmpsTimerRun(pMac)) |
| 1442 | (void)pmcStartTrafficTimer(hHal, pMac->pmc.bmpsConfig.trafficMeasurePeriod); |
| 1443 | return eHAL_STATUS_FAILURE; |
| 1444 | } |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1445 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1446 | return eHAL_STATUS_SUCCESS; |
| 1447 | } |
| 1448 | |
| 1449 | /****************************************************************************** |
| 1450 | * |
| 1451 | * Name: pmcEnterStandbyState |
| 1452 | * |
| 1453 | * Description: |
| 1454 | * Have the device enter the STANDBY State. |
| 1455 | * |
| 1456 | * Parameters: |
| 1457 | * hHal - HAL handle for device |
| 1458 | * |
| 1459 | * Returns: |
| 1460 | * eHAL_STATUS_SUCCESS - changing state successful |
| 1461 | * eHAL_STATUS_FAILURE - changing state not successful |
| 1462 | * |
| 1463 | ******************************************************************************/ |
| 1464 | eHalStatus pmcEnterStandbyState (tHalHandle hHal) |
| 1465 | { |
| 1466 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 1467 | vos_call_status_type callType; |
| 1468 | VOS_STATUS status; |
| 1469 | |
| 1470 | smsLog(pMac, LOG2, "PMC: entering pmcEnterStandbyState\n"); |
| 1471 | |
| 1472 | /* Can enter STANDBY State only from REQUEST_STANDBY State. */ |
| 1473 | if (pMac->pmc.pmcState != REQUEST_STANDBY) |
| 1474 | { |
| 1475 | smsLog(pMac, LOGE, "PMC: trying to enter STANDBY State from state %d\n", |
| 1476 | pMac->pmc.pmcState); |
| 1477 | return eHAL_STATUS_FAILURE; |
| 1478 | } |
| 1479 | |
| 1480 | /* Change state. */ |
| 1481 | pMac->pmc.pmcState = STANDBY; |
| 1482 | |
| 1483 | /* If we have a reqeust for full power pending then we have to go |
| 1484 | directly into full power. */ |
| 1485 | if (pMac->pmc.requestFullPowerPending) |
| 1486 | { |
| 1487 | /* Start exit STANDBY sequence now. */ |
| 1488 | return pmcEnterRequestFullPowerState(hHal, pMac->pmc.requestFullPowerReason); |
| 1489 | } |
| 1490 | |
| 1491 | //Note that RF supplies are not voted off if there is already a pending request |
| 1492 | //for full power |
| 1493 | status = vos_chipVoteOffRFSupply(&callType, NULL, NULL); |
| 1494 | VOS_ASSERT( VOS_IS_STATUS_SUCCESS( status ) ); |
| 1495 | |
| 1496 | status = vos_chipVoteOffXOBuffer(&callType, NULL, NULL); |
| 1497 | VOS_ASSERT( VOS_IS_STATUS_SUCCESS( status ) ); |
| 1498 | |
| 1499 | pMac->pmc.rfSuppliesVotedOff= TRUE; |
| 1500 | |
| 1501 | return eHAL_STATUS_SUCCESS; |
| 1502 | } |
| 1503 | |
| 1504 | /****************************************************************************** |
| 1505 | * |
| 1506 | * Name: pmcDoStandbyCallbacks |
| 1507 | * |
| 1508 | * Description: |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1509 | * Call the registered Standby callback routines |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1510 | * |
| 1511 | * Parameters: |
| 1512 | * hHal - HAL handle for device |
| 1513 | * callbackStatus - Success or Failure. |
| 1514 | * |
| 1515 | * Returns: |
| 1516 | * nothing |
| 1517 | * |
| 1518 | ******************************************************************************/ |
| 1519 | void pmcDoStandbyCallbacks (tHalHandle hHal, eHalStatus callbackStatus) |
| 1520 | { |
| 1521 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1522 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1523 | smsLog(pMac, LOG2, "PMC: entering pmcDoStandbyCallbacks\n"); |
| 1524 | |
| 1525 | /* Call Standby callback routine. */ |
| 1526 | if (pMac->pmc.standbyCallbackRoutine != NULL) |
| 1527 | pMac->pmc.standbyCallbackRoutine(pMac->pmc.standbyCallbackContext, callbackStatus); |
| 1528 | pMac->pmc.standbyCallbackRoutine = NULL; |
| 1529 | pMac->pmc.standbyCallbackContext = NULL; |
| 1530 | } |
| 1531 | |
| 1532 | /****************************************************************************** |
| 1533 | * |
| 1534 | * Name: pmcGetPmcState |
| 1535 | * |
| 1536 | * Description: |
| 1537 | * Return the PMC state |
| 1538 | * |
| 1539 | * Parameters: |
| 1540 | * hHal - HAL handle for device |
| 1541 | * |
| 1542 | * Returns: |
| 1543 | * tPmcState (one of IMPS, REQUEST_IMPS, BMPS, REQUEST_BMPS etc) |
| 1544 | * |
| 1545 | ******************************************************************************/ |
| 1546 | tPmcState pmcGetPmcState (tHalHandle hHal) |
| 1547 | { |
| 1548 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1549 | return pMac->pmc.pmcState; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1550 | } |
| 1551 | |
| 1552 | const char* pmcGetPmcStateStr(tPmcState state) |
| 1553 | { |
| 1554 | switch(state) |
| 1555 | { |
| 1556 | case STOPPED: |
| 1557 | return "STOPPED"; |
| 1558 | case FULL_POWER: |
| 1559 | return "FULL_POWER"; |
| 1560 | case LOW_POWER: |
| 1561 | return "LOW_POWER"; |
| 1562 | case IMPS: |
| 1563 | return "IMPS"; |
| 1564 | case BMPS: |
| 1565 | return "BMPS"; |
| 1566 | case UAPSD: |
| 1567 | return "UAPSD"; |
| 1568 | case STANDBY: |
| 1569 | return "STANDBY"; |
| 1570 | case REQUEST_IMPS: |
| 1571 | return "REQUEST_IMPS"; |
| 1572 | case REQUEST_BMPS: |
| 1573 | return "REQUEST_BMPS"; |
| 1574 | case REQUEST_START_UAPSD: |
| 1575 | return "REQUEST_START_UAPSD"; |
| 1576 | case REQUEST_STOP_UAPSD: |
| 1577 | return "REQUEST_STOP_UAPSD"; |
| 1578 | case REQUEST_FULL_POWER: |
| 1579 | return "REQUEST_FULL_POWER"; |
| 1580 | case REQUEST_STANDBY: |
| 1581 | return "REQUEST_STANDBY"; |
| 1582 | case REQUEST_ENTER_WOWL: |
| 1583 | return "REQUEST_ENTER_WOWL"; |
| 1584 | case REQUEST_EXIT_WOWL: |
| 1585 | return "REQUEST_EXIT_WOWL"; |
| 1586 | case WOWL: |
| 1587 | return "WOWL"; |
| 1588 | default: |
| 1589 | break; |
| 1590 | } |
| 1591 | |
| 1592 | return "UNKNOWN"; |
| 1593 | } |
| 1594 | |
| 1595 | void pmcDoDeviceStateUpdateCallbacks (tHalHandle hHal, tPmcState state) |
| 1596 | { |
| 1597 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 1598 | tListElem *pEntry; |
| 1599 | tpDeviceStateUpdateIndEntry pDeviceStateUpdateIndEntry; |
| 1600 | void (*callbackRoutine) (void *callbackContext, tPmcState pmcState); |
| 1601 | |
| 1602 | smsLog(pMac, LOG2, FL("PMC - Update registered modules of new device " |
| 1603 | "state: %s\n"), pmcGetPmcStateStr(state)); |
| 1604 | |
| 1605 | /* Call the routines in the update device state routine list. */ |
| 1606 | pEntry = csrLLPeekHead(&pMac->pmc.deviceStateUpdateIndList, FALSE); |
| 1607 | while (pEntry != NULL) |
| 1608 | { |
| 1609 | pDeviceStateUpdateIndEntry = GET_BASE_ADDR(pEntry, tDeviceStateUpdateIndEntry, link); |
| 1610 | callbackRoutine = pDeviceStateUpdateIndEntry->callbackRoutine; |
| 1611 | callbackRoutine(pDeviceStateUpdateIndEntry->callbackContext, state); |
| 1612 | pEntry = csrLLNext(&pMac->pmc.deviceStateUpdateIndList, pEntry, FALSE); |
| 1613 | } |
| 1614 | } |
| 1615 | |
| 1616 | /****************************************************************************** |
| 1617 | * |
| 1618 | * Name: pmcRequestEnterWowlState |
| 1619 | * |
| 1620 | * Description: |
| 1621 | * Have the device enter the WOWL State. |
| 1622 | * |
| 1623 | * Parameters: |
| 1624 | * hHal - HAL handle for device |
| 1625 | * |
| 1626 | * Returns: |
| 1627 | * eHAL_STATUS_SUCCESS - WOWL mode will be entered |
| 1628 | * eHAL_STATUS_FAILURE - WOWL mode cannot be entered |
| 1629 | * |
| 1630 | ******************************************************************************/ |
| 1631 | eHalStatus pmcRequestEnterWowlState(tHalHandle hHal, tpSirSmeWowlEnterParams wowlEnterParams) |
| 1632 | { |
| 1633 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 1634 | smsLog(pMac, LOG2, "PMC: entering pmcRequestEnterWowlState\n"); |
| 1635 | |
| 1636 | switch (pMac->pmc.pmcState) |
| 1637 | { |
| 1638 | case FULL_POWER: |
| 1639 | /* Put device in BMPS mode first. This step should NEVER fail. */ |
| 1640 | if(pmcEnterRequestBmpsState(hHal) != eHAL_STATUS_SUCCESS) |
| 1641 | { |
| 1642 | smsLog(pMac, LOGE, "PMC: Device in Full Power. pmcEnterRequestBmpsState failed. " |
| 1643 | "Cannot enter WOWL\n"); |
| 1644 | return eHAL_STATUS_FAILURE; |
| 1645 | } |
| 1646 | break; |
| 1647 | |
| 1648 | case REQUEST_BMPS: |
| 1649 | smsLog(pMac, LOGW, "PMC: BMPS transaction going on. WOWL request " |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1650 | "will be buffered\n"); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1651 | break; |
| 1652 | |
| 1653 | case BMPS: |
| 1654 | case WOWL: |
| 1655 | /* Tell MAC to have device enter WOWL mode. Note: We accept WOWL request |
| 1656 | when we are in WOWL mode. This allows HDD to change WOWL configuration |
| 1657 | without having to exit WOWL mode */ |
| 1658 | if (pmcIssueCommand(hHal, eSmeCommandEnterWowl, wowlEnterParams, sizeof(tSirSmeWowlEnterParams), FALSE) != |
| 1659 | eHAL_STATUS_SUCCESS) |
| 1660 | { |
| 1661 | smsLog(pMac, LOGE, "PMC: failure to send message eWNI_PMC_ENTER_WOWL_REQ\n"); |
| 1662 | return eHAL_STATUS_FAILURE; |
| 1663 | } |
| 1664 | break; |
| 1665 | |
| 1666 | case REQUEST_ENTER_WOWL: |
| 1667 | //Multiple enter WOWL requests at the same time are not accepted |
| 1668 | smsLog(pMac, LOGE, "PMC: Enter WOWL transaction already going on. New WOWL request " |
| 1669 | "will be rejected\n"); |
| 1670 | return eHAL_STATUS_FAILURE; |
| 1671 | |
| 1672 | case REQUEST_EXIT_WOWL: |
| 1673 | smsLog(pMac, LOGW, "PMC: Exit WOWL transaction going on. New WOWL request " |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1674 | "will be buffered\n"); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1675 | break; |
| 1676 | |
| 1677 | default: |
| 1678 | smsLog(pMac, LOGE, "PMC: Trying to enter WOWL State from state %s\n", |
| 1679 | pmcGetPmcStateStr(pMac->pmc.pmcState)); |
| 1680 | return eHAL_STATUS_FAILURE; |
| 1681 | } |
| 1682 | |
| 1683 | return eHAL_STATUS_SUCCESS; |
| 1684 | } |
| 1685 | |
| 1686 | /****************************************************************************** |
| 1687 | * |
| 1688 | * Name: pmcEnterWowlState |
| 1689 | * |
| 1690 | * Description: |
| 1691 | * Have the device enter the WOWL State. |
| 1692 | * |
| 1693 | * Parameters: |
| 1694 | * hHal - HAL handle for device |
| 1695 | * |
| 1696 | * Returns: |
| 1697 | * eHAL_STATUS_SUCCESS - changing state successful |
| 1698 | * eHAL_STATUS_FAILURE - changing state not successful |
| 1699 | * |
| 1700 | ******************************************************************************/ |
| 1701 | eHalStatus pmcEnterWowlState (tHalHandle hHal) |
| 1702 | { |
| 1703 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 1704 | |
| 1705 | smsLog(pMac, LOG2, "PMC: entering pmcEnterWowlState\n"); |
| 1706 | |
| 1707 | /* Can enter WOWL State only from Request WOWL State. */ |
| 1708 | if (pMac->pmc.pmcState != REQUEST_ENTER_WOWL ) |
| 1709 | { |
| 1710 | smsLog(pMac, LOGP, "PMC: trying to enter WOWL State from state %d\n", |
| 1711 | pMac->pmc.pmcState); |
| 1712 | return eHAL_STATUS_FAILURE; |
| 1713 | } |
| 1714 | |
| 1715 | /* Change state. */ |
| 1716 | pMac->pmc.pmcState = WOWL; |
| 1717 | |
| 1718 | /* Clear the buffered command for WOWL */ |
| 1719 | pMac->pmc.wowlModeRequired = FALSE; |
| 1720 | |
| 1721 | /* If we have a reqeust for full power pending then we have to go |
| 1722 | directly into full power. */ |
| 1723 | if (pMac->pmc.requestFullPowerPending) |
| 1724 | { |
| 1725 | /* Start exit Wowl sequence now. */ |
| 1726 | return pmcEnterRequestFullPowerState(hHal, pMac->pmc.requestFullPowerReason); |
| 1727 | } |
| 1728 | |
| 1729 | return eHAL_STATUS_SUCCESS; |
| 1730 | } |
| 1731 | |
| 1732 | /****************************************************************************** |
| 1733 | * |
| 1734 | * Name: pmcRequestExitWowlState |
| 1735 | * |
| 1736 | * Description: |
| 1737 | * Have the device exit WOWL State. |
| 1738 | * |
| 1739 | * Parameters: |
| 1740 | * hHal - HAL handle for device |
| 1741 | * |
| 1742 | * Returns: |
| 1743 | * eHAL_STATUS_SUCCESS - Exit WOWL successful |
| 1744 | * eHAL_STATUS_FAILURE - Exit WOWL unsuccessful |
| 1745 | * |
| 1746 | ******************************************************************************/ |
| 1747 | eHalStatus pmcRequestExitWowlState(tHalHandle hHal) |
| 1748 | { |
| 1749 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 1750 | |
| 1751 | smsLog(pMac, LOG2, "PMC: entering pmcRequestExitWowlState\n"); |
| 1752 | |
| 1753 | switch (pMac->pmc.pmcState) |
| 1754 | { |
| 1755 | case WOWL: |
| 1756 | /* Tell MAC to have device exit WOWL mode. */ |
| 1757 | if (pmcIssueCommand(hHal, eSmeCommandExitWowl, NULL, 0, FALSE) != |
| 1758 | eHAL_STATUS_SUCCESS) |
| 1759 | { |
| 1760 | smsLog(pMac, LOGP, "PMC: failure to send message eWNI_PMC_EXIT_WOWL_REQ\n"); |
| 1761 | return eHAL_STATUS_FAILURE; |
| 1762 | } |
| 1763 | break; |
| 1764 | |
| 1765 | case REQUEST_ENTER_WOWL: |
| 1766 | smsLog(pMac, LOGP, "PMC: Rcvd exit WOWL even before enter WOWL was completed\n"); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1767 | return eHAL_STATUS_FAILURE; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1768 | |
| 1769 | default: |
| 1770 | smsLog(pMac, LOGW, "PMC: Got exit WOWL in state %s. Nothing to do as already out of WOWL\n", |
| 1771 | pmcGetPmcStateStr(pMac->pmc.pmcState)); |
| 1772 | break; |
| 1773 | } |
| 1774 | |
| 1775 | return eHAL_STATUS_SUCCESS; |
| 1776 | } |
| 1777 | |
| 1778 | /****************************************************************************** |
| 1779 | * |
| 1780 | * Name: pmcDoEnterWowlCallbacks |
| 1781 | * |
| 1782 | * Description: |
| 1783 | * Invoke Enter WOWL callbacks |
| 1784 | * |
| 1785 | * Parameters: |
| 1786 | * hHal - HAL handle for device |
| 1787 | * |
| 1788 | * Returns: None |
| 1789 | * |
| 1790 | ******************************************************************************/ |
| 1791 | void pmcDoEnterWowlCallbacks (tHalHandle hHal, eHalStatus callbackStatus) |
| 1792 | { |
| 1793 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1794 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1795 | smsLog(pMac, LOG2, "PMC: entering pmcDoWowlCallbacks\n"); |
| 1796 | |
| 1797 | /* Call Wowl callback routine. */ |
| 1798 | if (pMac->pmc.enterWowlCallbackRoutine != NULL) |
| 1799 | pMac->pmc.enterWowlCallbackRoutine(pMac->pmc.enterWowlCallbackContext, callbackStatus); |
| 1800 | |
| 1801 | pMac->pmc.enterWowlCallbackRoutine = NULL; |
| 1802 | pMac->pmc.enterWowlCallbackContext = NULL; |
| 1803 | } |
| 1804 | |
| 1805 | |
| 1806 | static void pmcProcessDeferredMsg( tpAniSirGlobal pMac ) |
| 1807 | { |
| 1808 | tPmcDeferredMsg *pDeferredMsg; |
| 1809 | tListElem *pEntry; |
| 1810 | |
| 1811 | while( NULL != ( pEntry = csrLLRemoveHead( &pMac->pmc.deferredMsgList, eANI_BOOLEAN_TRUE ) ) ) |
| 1812 | { |
| 1813 | pDeferredMsg = GET_BASE_ADDR( pEntry, tPmcDeferredMsg, link ); |
| 1814 | switch (pDeferredMsg->messageType) |
| 1815 | { |
| 1816 | case eWNI_PMC_WOWL_ADD_BCAST_PTRN: |
| 1817 | VOS_ASSERT( pDeferredMsg->size == sizeof(tSirWowlAddBcastPtrn) ); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1818 | if (pmcSendMessage(pMac, eWNI_PMC_WOWL_ADD_BCAST_PTRN, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1819 | &pDeferredMsg->u.wowlAddPattern, sizeof(tSirWowlAddBcastPtrn)) |
| 1820 | != eHAL_STATUS_SUCCESS) |
| 1821 | { |
| 1822 | smsLog(pMac, LOGE, FL("Send of eWNI_PMC_WOWL_ADD_BCAST_PTRN to PE failed\n")); |
| 1823 | } |
| 1824 | break; |
| 1825 | |
| 1826 | case eWNI_PMC_WOWL_DEL_BCAST_PTRN: |
| 1827 | VOS_ASSERT( pDeferredMsg->size == sizeof(tSirWowlDelBcastPtrn) ); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1828 | if (pmcSendMessage(pMac, eWNI_PMC_WOWL_DEL_BCAST_PTRN, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1829 | &pDeferredMsg->u.wowlDelPattern, sizeof(tSirWowlDelBcastPtrn)) |
| 1830 | != eHAL_STATUS_SUCCESS) |
| 1831 | { |
| 1832 | smsLog(pMac, LOGE, FL("Send of eWNI_PMC_WOWL_ADD_BCAST_PTRN to PE failed\n")); |
| 1833 | } |
| 1834 | break; |
| 1835 | |
| 1836 | case eWNI_PMC_PWR_SAVE_CFG: |
| 1837 | VOS_ASSERT( pDeferredMsg->size == sizeof(tSirPowerSaveCfg) ); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1838 | if (pmcSendMessage(pMac, eWNI_PMC_PWR_SAVE_CFG, |
| 1839 | &pDeferredMsg->u.powerSaveConfig, sizeof(tSirPowerSaveCfg)) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1840 | != eHAL_STATUS_SUCCESS) |
| 1841 | { |
| 1842 | smsLog(pMac, LOGE, FL("Send of eWNI_PMC_PWR_SAVE_CFG to PE failed\n")); |
| 1843 | } |
| 1844 | break; |
| 1845 | |
| 1846 | default: |
| 1847 | smsLog(pMac, LOGE, FL("unknown message (%d)\n"), pDeferredMsg->messageType); |
| 1848 | break; |
| 1849 | } |
| 1850 | //Need to free the memory here |
| 1851 | palFreeMemory( pMac->hHdd, pDeferredMsg ); |
| 1852 | } //while |
| 1853 | } |
| 1854 | |
| 1855 | |
| 1856 | eHalStatus pmcDeferMsg( tpAniSirGlobal pMac, tANI_U16 messageType, void *pData, tANI_U32 size) |
| 1857 | { |
| 1858 | tPmcDeferredMsg *pDeferredMsg; |
| 1859 | eHalStatus status; |
| 1860 | |
| 1861 | if( !HAL_STATUS_SUCCESS( palAllocateMemory( pMac->hHdd, (void **)&pDeferredMsg, sizeof(tPmcDeferredMsg) ) ) ) |
| 1862 | { |
| 1863 | smsLog(pMac, LOGE, FL("Cannot allocate memory for callback context\n")); |
| 1864 | return eHAL_STATUS_RESOURCES; |
| 1865 | } |
| 1866 | palZeroMemory( pMac->hHdd, pDeferredMsg, sizeof(tPmcDeferredMsg) ); |
| 1867 | pDeferredMsg->messageType = messageType; |
| 1868 | pDeferredMsg->size = (tANI_U16)size; |
| 1869 | if( pData ) |
| 1870 | { |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1871 | if( !HAL_STATUS_SUCCESS( palCopyMemory( pMac->hHdd, &pDeferredMsg->u.data, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1872 | pData, size ) ) ) |
| 1873 | { |
| 1874 | smsLog(pMac, LOGE, FL("Cannot copy pattern for callback context\n")); |
| 1875 | palFreeMemory( pMac->hHdd, pDeferredMsg ); |
| 1876 | return eHAL_STATUS_FAILURE; |
| 1877 | } |
| 1878 | } |
| 1879 | csrLLInsertTail( &pMac->pmc.deferredMsgList, &pDeferredMsg->link, eANI_BOOLEAN_TRUE ); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1880 | //No callback is needed. The messages are put into deferred queue and be processed first |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1881 | //when enter full power is complete. |
| 1882 | status = pmcRequestFullPower( pMac, NULL, NULL, eSME_REASON_OTHER ); |
| 1883 | if( eHAL_STATUS_PMC_PENDING != status ) |
| 1884 | { |
| 1885 | //either fail or already in full power |
| 1886 | if( csrLLRemoveEntry( &pMac->pmc.deferredMsgList, &pDeferredMsg->link, eANI_BOOLEAN_TRUE ) ) |
| 1887 | { |
| 1888 | palFreeMemory( pMac->hHdd, pDeferredMsg ); |
| 1889 | } |
| 1890 | if( !HAL_STATUS_SUCCESS( status ) ) |
| 1891 | { |
| 1892 | smsLog(pMac, LOGE, FL("failed to request full power status = %d\n"), status); |
| 1893 | } |
| 1894 | } |
| 1895 | |
| 1896 | return (status); |
| 1897 | } |
| 1898 | |
| 1899 | void pmcReleaseCommand( tpAniSirGlobal pMac, tSmeCmd *pCommand ) |
| 1900 | { |
| 1901 | if(!pCommand->u.pmcCmd.fReleaseWhenDone) |
| 1902 | { |
| 1903 | //This is a normal command, put it back to the free lsit |
| 1904 | pCommand->u.pmcCmd.size = 0; |
| 1905 | smeReleaseCommand( pMac, pCommand ); |
| 1906 | } |
| 1907 | else |
| 1908 | { |
| 1909 | //this is a specially allocated comamnd due to out of command buffer. free it. |
| 1910 | palFreeMemory(pMac->hHdd, pCommand); |
| 1911 | } |
| 1912 | } |
| 1913 | |
| 1914 | |
| 1915 | //this function is used to abort a command where the normal processing of the command |
| 1916 | //is terminated without going through the normal path. it is here to take care of callbacks for |
| 1917 | //the command, if applicable. |
| 1918 | void pmcAbortCommand( tpAniSirGlobal pMac, tSmeCmd *pCommand, tANI_BOOLEAN fStopping ) |
| 1919 | { |
| 1920 | if( eSmePmcCommandMask & pCommand->command ) |
| 1921 | { |
| 1922 | if( !fStopping ) |
| 1923 | { |
| 1924 | switch( pCommand->command ) |
| 1925 | { |
| 1926 | case eSmeCommandEnterImps: |
| 1927 | smsLog(pMac, LOGE, FL("aborting request to enter IMPS\n")); |
| 1928 | pmcEnterFullPowerState(pMac); |
| 1929 | break; |
| 1930 | |
| 1931 | case eSmeCommandExitImps: |
| 1932 | smsLog(pMac, LOGE, FL("aborting request to exit IMPS \n")); |
| 1933 | pmcEnterFullPowerState(pMac); |
| 1934 | break; |
| 1935 | |
| 1936 | case eSmeCommandEnterBmps: |
| 1937 | smsLog(pMac, LOGE, FL("aborting request to enter BMPS \n")); |
| 1938 | pMac->pmc.bmpsRequestQueued = eANI_BOOLEAN_FALSE; |
| 1939 | pmcEnterFullPowerState(pMac); |
| 1940 | pmcDoBmpsCallbacks(pMac, eHAL_STATUS_FAILURE); |
| 1941 | break; |
| 1942 | |
| 1943 | case eSmeCommandExitBmps: |
| 1944 | smsLog(pMac, LOGE, FL("aborting request to exit BMPS \n")); |
| 1945 | pmcEnterFullPowerState(pMac); |
| 1946 | break; |
| 1947 | |
| 1948 | case eSmeCommandEnterUapsd: |
| 1949 | smsLog(pMac, LOGE, FL("aborting request to enter UAPSD \n")); |
| 1950 | //Since there is no retry for UAPSD, tell the requester here we are done with failure |
| 1951 | pMac->pmc.uapsdSessionRequired = FALSE; |
| 1952 | pmcDoStartUapsdCallbacks(pMac, eHAL_STATUS_FAILURE); |
| 1953 | break; |
| 1954 | |
| 1955 | case eSmeCommandExitUapsd: |
| 1956 | smsLog(pMac, LOGE, FL("aborting request to exit UAPSD \n")); |
| 1957 | break; |
| 1958 | |
| 1959 | case eSmeCommandEnterWowl: |
| 1960 | smsLog(pMac, LOGE, FL("aborting request to enter WOWL \n")); |
| 1961 | pmcDoEnterWowlCallbacks(pMac, eHAL_STATUS_FAILURE); |
| 1962 | break; |
| 1963 | |
| 1964 | case eSmeCommandExitWowl: |
| 1965 | smsLog(pMac, LOGE, FL("aborting request to exit WOWL \n")); |
| 1966 | break; |
| 1967 | |
| 1968 | case eSmeCommandEnterStandby: |
| 1969 | smsLog(pMac, LOGE, FL("aborting request to enter Standby \n")); |
| 1970 | pmcDoStandbyCallbacks(pMac, eHAL_STATUS_FAILURE); |
| 1971 | break; |
| 1972 | |
| 1973 | default: |
| 1974 | smsLog(pMac, LOGE, FL("Request for PMC command (%d) is dropped\n"), pCommand->command); |
| 1975 | break; |
| 1976 | } |
| 1977 | }// !stopping |
| 1978 | pmcReleaseCommand( pMac, pCommand ); |
| 1979 | } |
| 1980 | } |
| 1981 | |
| 1982 | |
| 1983 | |
| 1984 | //These commands are not supposed to fail due to out of command buffer, |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1985 | //otherwise other commands are not executed and no command is released. It will be deadlock. |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1986 | #define PMC_IS_COMMAND_CANNOT_FAIL(cmdType)\ |
| 1987 | ( (eSmeCommandEnterStandby == (cmdType )) ||\ |
| 1988 | (eSmeCommandExitImps == (cmdType )) ||\ |
| 1989 | (eSmeCommandExitBmps == (cmdType )) ||\ |
| 1990 | (eSmeCommandExitUapsd == (cmdType )) ||\ |
| 1991 | (eSmeCommandExitWowl == (cmdType )) ) |
| 1992 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 1993 | eHalStatus pmcPrepareCommand( tpAniSirGlobal pMac, eSmeCommandType cmdType, void *pvParam, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1994 | tANI_U32 size, tSmeCmd **ppCmd ) |
| 1995 | { |
| 1996 | eHalStatus status = eHAL_STATUS_RESOURCES; |
| 1997 | tSmeCmd *pCommand = NULL; |
| 1998 | |
| 1999 | VOS_ASSERT( ppCmd ); |
| 2000 | do |
| 2001 | { |
| 2002 | pCommand = smeGetCommandBuffer( pMac ); |
| 2003 | if ( pCommand ) |
| 2004 | { |
| 2005 | //Make sure it will be put back to the list |
| 2006 | pCommand->u.pmcCmd.fReleaseWhenDone = FALSE; |
| 2007 | } |
| 2008 | else |
| 2009 | { |
| 2010 | smsLog( pMac, LOGE, FL(" fail to get command buffer for command 0x%X curState = %d"), cmdType, pMac->pmc.pmcState ); |
| 2011 | //For certain PMC command, we cannot fail |
| 2012 | if( PMC_IS_COMMAND_CANNOT_FAIL(cmdType) ) |
| 2013 | { |
| 2014 | smsLog( pMac, LOGE, FL(" command 0x%X cannot fail try allocating memory for it"), cmdType ); |
| 2015 | status = palAllocateMemory(pMac->hHdd, (void **)&pCommand, sizeof(tSmeCmd)); |
| 2016 | if(!HAL_STATUS_SUCCESS(status)) |
| 2017 | { |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2018 | VOS_TRACE(VOS_MODULE_ID_SME, VOS_TRACE_LEVEL_FATAL, "%s fail to allocate memory for command (0x%X)", |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 2019 | __func__, cmdType); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2020 | pCommand = NULL; |
| 2021 | break; |
| 2022 | } |
| 2023 | palZeroMemory(pMac->hHdd, pCommand, sizeof(tSmeCmd)); |
| 2024 | //Make sure it will be free when it is done |
| 2025 | pCommand->u.pmcCmd.fReleaseWhenDone = TRUE; |
| 2026 | } |
| 2027 | else |
| 2028 | { |
| 2029 | break; |
| 2030 | } |
| 2031 | } |
| 2032 | pCommand->command = cmdType; |
| 2033 | pCommand->u.pmcCmd.size = size; |
| 2034 | //Initialize the reason code here. It may be overwritten later when |
| 2035 | //a particular reason is needed. |
| 2036 | pCommand->u.pmcCmd.fullPowerReason = eSME_REASON_OTHER; |
| 2037 | switch ( cmdType ) |
| 2038 | { |
| 2039 | case eSmeCommandEnterImps: |
| 2040 | case eSmeCommandExitImps: |
| 2041 | case eSmeCommandEnterBmps: |
| 2042 | case eSmeCommandEnterUapsd: |
| 2043 | case eSmeCommandEnterStandby: |
| 2044 | status = eHAL_STATUS_SUCCESS; |
| 2045 | break; |
| 2046 | |
| 2047 | case eSmeCommandExitUapsd: |
| 2048 | case eSmeCommandExitWowl: |
| 2049 | status = eHAL_STATUS_SUCCESS; |
| 2050 | if( pvParam ) |
| 2051 | { |
| 2052 | pCommand->u.pmcCmd.fullPowerReason = *( (tRequestFullPowerReason *)pvParam ); |
| 2053 | } |
| 2054 | break; |
| 2055 | |
| 2056 | case eSmeCommandExitBmps: |
| 2057 | status = eHAL_STATUS_SUCCESS; |
| 2058 | if( pvParam ) |
| 2059 | { |
| 2060 | pCommand->u.pmcCmd.u.exitBmpsInfo = *( (tExitBmpsInfo *)pvParam ); |
| 2061 | pCommand->u.pmcCmd.fullPowerReason = pCommand->u.pmcCmd.u.exitBmpsInfo.exitBmpsReason; |
| 2062 | } |
| 2063 | else |
| 2064 | { |
| 2065 | smsLog( pMac, LOGE, (" exit BMPS must have a reason code\n") ); |
| 2066 | } |
| 2067 | break; |
| 2068 | |
| 2069 | case eSmeCommandEnterWowl: |
| 2070 | status = eHAL_STATUS_SUCCESS; |
| 2071 | if( pvParam ) |
| 2072 | { |
| 2073 | pCommand->u.pmcCmd.u.enterWowlInfo = *( ( tSirSmeWowlEnterParams * )pvParam ); |
| 2074 | } |
| 2075 | break; |
| 2076 | |
| 2077 | default: |
| 2078 | smsLog( pMac, LOGE, FL(" invalid command type %d\n"), cmdType ); |
| 2079 | status = eHAL_STATUS_INVALID_PARAMETER; |
| 2080 | break; |
| 2081 | } |
| 2082 | |
| 2083 | } while( 0 ); |
| 2084 | |
| 2085 | if( HAL_STATUS_SUCCESS( status ) && pCommand ) |
| 2086 | { |
| 2087 | *ppCmd = pCommand; |
| 2088 | } |
| 2089 | else if( pCommand ) |
| 2090 | { |
| 2091 | pmcReleaseCommand( pMac, pCommand ); |
| 2092 | } |
| 2093 | |
| 2094 | return (status); |
| 2095 | } |
| 2096 | |
| 2097 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2098 | eHalStatus pmcIssueCommand( tpAniSirGlobal pMac, eSmeCommandType cmdType, void *pvParam, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2099 | tANI_U32 size, tANI_BOOLEAN fPutToListHead ) |
| 2100 | { |
| 2101 | eHalStatus status = eHAL_STATUS_RESOURCES; |
| 2102 | tSmeCmd *pCommand = NULL; |
| 2103 | |
| 2104 | status = pmcPrepareCommand( pMac, cmdType, pvParam, size, &pCommand ); |
| 2105 | if( HAL_STATUS_SUCCESS( status ) && pCommand ) |
| 2106 | { |
| 2107 | smePushCommand( pMac, pCommand, fPutToListHead ); |
| 2108 | } |
| 2109 | |
| 2110 | return( status ); |
| 2111 | } |
| 2112 | |
| 2113 | |
| 2114 | |
| 2115 | tANI_BOOLEAN pmcProcessCommand( tpAniSirGlobal pMac, tSmeCmd *pCommand ) |
| 2116 | { |
| 2117 | eHalStatus status = eHAL_STATUS_SUCCESS; |
Jeff Johnson | 43971f5 | 2012-07-17 12:26:56 -0700 | [diff] [blame] | 2118 | VOS_STATUS vstatus; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2119 | tANI_BOOLEAN fRemoveCmd = eANI_BOOLEAN_TRUE; |
| 2120 | |
| 2121 | do |
| 2122 | { |
| 2123 | switch ( pCommand->command ) |
| 2124 | { |
| 2125 | case eSmeCommandEnterImps: |
| 2126 | if( FULL_POWER == pMac->pmc.pmcState ) |
| 2127 | { |
| 2128 | status = pmcEnterImpsCheck( pMac ); |
| 2129 | if( HAL_STATUS_SUCCESS( status ) ) |
| 2130 | { |
| 2131 | /* Change state. */ |
| 2132 | pMac->pmc.pmcState = REQUEST_IMPS; |
| 2133 | status = pmcSendMessage(pMac, eWNI_PMC_ENTER_IMPS_REQ, NULL, 0); |
| 2134 | if( HAL_STATUS_SUCCESS( status ) ) |
| 2135 | { |
| 2136 | /* If we already went back Full Power State (meaning that request did not |
| 2137 | get as far as the device) then we are not successfull. */ |
| 2138 | if ( FULL_POWER != pMac->pmc.pmcState ) |
| 2139 | { |
| 2140 | fRemoveCmd = eANI_BOOLEAN_FALSE; |
| 2141 | } |
| 2142 | } |
| 2143 | } |
| 2144 | if( !HAL_STATUS_SUCCESS( status ) ) |
| 2145 | { |
| 2146 | smsLog(pMac, LOGE, "PMC: failure to send message eWNI_PMC_ENTER_IMPS_REQ or pmcEnterImpsCheck failed\n"); |
| 2147 | pmcEnterFullPowerState( pMac ); |
| 2148 | if(pmcShouldBmpsTimerRun(pMac)) |
| 2149 | (void)pmcStartTrafficTimer(pMac, pMac->pmc.bmpsConfig.trafficMeasurePeriod); |
| 2150 | } |
| 2151 | }//full_power |
| 2152 | break; |
| 2153 | |
| 2154 | case eSmeCommandExitImps: |
| 2155 | pMac->pmc.requestFullPowerPending = FALSE; |
| 2156 | if( ( IMPS == pMac->pmc.pmcState ) || ( STANDBY == pMac->pmc.pmcState ) ) |
| 2157 | { |
| 2158 | //Check state before sending message. The state may change after that |
| 2159 | if( STANDBY == pMac->pmc.pmcState ) |
| 2160 | { |
| 2161 | //Enable Idle scan in CSR |
| 2162 | csrScanResumeIMPS(pMac); |
| 2163 | } |
| 2164 | |
| 2165 | status = pmcSendMessage(pMac, eWNI_PMC_EXIT_IMPS_REQ, NULL, 0); |
| 2166 | if ( HAL_STATUS_SUCCESS( status ) ) |
| 2167 | { |
| 2168 | pMac->pmc.pmcState = REQUEST_FULL_POWER; |
Mohit Khanna | 2386376 | 2012-09-11 17:40:09 -0700 | [diff] [blame] | 2169 | smsLog(pMac, LOG2, FL("eWNI_PMC_EXIT_IMPS_REQ sent to PE\n")); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2170 | fRemoveCmd = eANI_BOOLEAN_FALSE; |
| 2171 | } |
| 2172 | else |
| 2173 | { |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2174 | smsLog(pMac, LOGE, FL("eWNI_PMC_EXIT_IMPS_REQ fail to be sent to PE status %d\n"), status); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2175 | //Callbacks are called with success srarus, do we need to pass in real status?? |
| 2176 | pmcEnterFullPowerState(pMac); |
| 2177 | } |
| 2178 | } |
| 2179 | break; |
| 2180 | |
| 2181 | case eSmeCommandEnterBmps: |
| 2182 | if( FULL_POWER == pMac->pmc.pmcState ) |
| 2183 | { |
| 2184 | //This function will not return success because the pmc state is not BMPS |
| 2185 | status = pmcEnterBmpsCheck( pMac ); |
| 2186 | if( HAL_STATUS_SUCCESS( status ) ) |
| 2187 | { |
| 2188 | /* Change PMC state */ |
| 2189 | pMac->pmc.pmcState = REQUEST_BMPS; |
Mohit Khanna | 2386376 | 2012-09-11 17:40:09 -0700 | [diff] [blame] | 2190 | smsLog(pMac, LOG2, "PMC: Enter BMPS req done: Force XO Core ON\n"); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2191 | vstatus = vos_chipVoteXOCore(NULL, NULL, NULL, VOS_TRUE); |
Jeff Johnson | 43971f5 | 2012-07-17 12:26:56 -0700 | [diff] [blame] | 2192 | if ( !VOS_IS_STATUS_SUCCESS(vstatus) ) |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2193 | { |
| 2194 | smsLog(pMac, LOGE, "Could not turn XO Core ON. Can't go to BMPS\n"); |
| 2195 | } |
| 2196 | else /* XO Core turn ON was successful */ |
| 2197 | { |
| 2198 | /* Tell MAC to have device enter BMPS mode. */ |
| 2199 | status = pmcSendMessage(pMac, eWNI_PMC_ENTER_BMPS_REQ, NULL, 0); |
| 2200 | if ( HAL_STATUS_SUCCESS( status ) ) |
| 2201 | { |
| 2202 | fRemoveCmd = eANI_BOOLEAN_FALSE; |
| 2203 | } |
| 2204 | else |
| 2205 | { |
| 2206 | smsLog(pMac, LOGE, "Fail to send enter BMPS msg to PE\n"); |
| 2207 | /* Cancel the vote for XO Core */ |
| 2208 | smsLog(pMac, LOGW, "In module init: Cancel the vote for XO CORE ON " |
| 2209 | "since send enter bmps failed\n"); |
| 2210 | if (vos_chipVoteXOCore(NULL, NULL, NULL, VOS_FALSE) != VOS_STATUS_SUCCESS) |
| 2211 | { |
| 2212 | smsLog(pMac, LOGE, "Could not cancel XO Core ON vote." |
| 2213 | "Not returning failure." |
| 2214 | "Power consumed will be high\n"); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2215 | } |
| 2216 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2217 | } |
| 2218 | } |
| 2219 | } |
| 2220 | if( !HAL_STATUS_SUCCESS( status ) ) |
| 2221 | { |
| 2222 | smsLog(pMac, LOGE, "PMC: failure to send message eWNI_PMC_ENTER_BMPS_REQ status %d\n", status); |
| 2223 | pMac->pmc.bmpsRequestQueued = eANI_BOOLEAN_FALSE; |
| 2224 | pmcEnterFullPowerState(pMac); |
| 2225 | //Do not call UAPSD callback here since it may be retried |
| 2226 | pmcDoBmpsCallbacks(pMac, eHAL_STATUS_FAILURE); |
| 2227 | if(pmcShouldBmpsTimerRun(pMac)) |
| 2228 | (void)pmcStartTrafficTimer(pMac, pMac->pmc.bmpsConfig.trafficMeasurePeriod); |
| 2229 | } |
| 2230 | } |
| 2231 | break; |
| 2232 | |
| 2233 | case eSmeCommandExitBmps: |
| 2234 | if( BMPS == pMac->pmc.pmcState ) |
| 2235 | { |
| 2236 | pMac->pmc.requestFullPowerPending = FALSE; |
| 2237 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2238 | status = pmcSendMessage( pMac, eWNI_PMC_EXIT_BMPS_REQ, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2239 | &pCommand->u.pmcCmd.u.exitBmpsInfo, sizeof(tExitBmpsInfo) ); |
| 2240 | if ( HAL_STATUS_SUCCESS( status ) ) |
| 2241 | { |
| 2242 | pMac->pmc.pmcState = REQUEST_FULL_POWER; |
| 2243 | fRemoveCmd = eANI_BOOLEAN_FALSE; |
Mohit Khanna | 2386376 | 2012-09-11 17:40:09 -0700 | [diff] [blame] | 2244 | smsLog(pMac, LOG2, FL("eWNI_PMC_EXIT_BMPS_REQ sent to PE\n")); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2245 | |
| 2246 | } |
| 2247 | else |
| 2248 | { |
| 2249 | smsLog(pMac, LOGE, FL("eWNI_PMC_EXIT_BMPS_REQ fail to be sent to PE status %d\n"), status); |
| 2250 | pmcEnterFullPowerState(pMac); |
| 2251 | } |
| 2252 | } |
| 2253 | break; |
| 2254 | |
| 2255 | case eSmeCommandEnterUapsd: |
| 2256 | if( BMPS == pMac->pmc.pmcState ) |
| 2257 | { |
| 2258 | pMac->pmc.uapsdSessionRequired = TRUE; |
| 2259 | status = pmcSendMessage(pMac, eWNI_PMC_ENTER_UAPSD_REQ, NULL, 0); |
| 2260 | if ( HAL_STATUS_SUCCESS( status ) ) |
| 2261 | { |
| 2262 | pMac->pmc.pmcState = REQUEST_START_UAPSD; |
| 2263 | fRemoveCmd = eANI_BOOLEAN_FALSE; |
| 2264 | } |
| 2265 | else |
| 2266 | { |
| 2267 | smsLog(pMac, LOGE, "PMC: failure to send message " |
| 2268 | "eWNI_PMC_ENTER_BMPS_REQ\n"); |
| 2269 | //there is no retry for re-entering UAPSD so tell the requester we are done witgh failure. |
| 2270 | pMac->pmc.uapsdSessionRequired = FALSE; |
| 2271 | pmcDoStartUapsdCallbacks(pMac, eHAL_STATUS_FAILURE); |
| 2272 | } |
| 2273 | } |
| 2274 | break; |
| 2275 | |
| 2276 | case eSmeCommandExitUapsd: |
| 2277 | if( UAPSD == pMac->pmc.pmcState ) |
| 2278 | { |
| 2279 | pMac->pmc.requestFullPowerPending = FALSE; |
| 2280 | /* If already in REQUEST_STOP_UAPSD, simply return */ |
| 2281 | if (pMac->pmc.pmcState == REQUEST_STOP_UAPSD) |
| 2282 | { |
| 2283 | break; |
| 2284 | } |
| 2285 | |
| 2286 | /* Tell MAC to have device exit UAPSD mode. */ |
| 2287 | status = pmcSendMessage(pMac, eWNI_PMC_EXIT_UAPSD_REQ, NULL, 0); |
| 2288 | if ( HAL_STATUS_SUCCESS( status ) ) |
| 2289 | { |
| 2290 | /* Change state. Note that device will be put in BMPS state at the |
| 2291 | end of REQUEST_STOP_UAPSD state even if response is a failure*/ |
| 2292 | pMac->pmc.pmcState = REQUEST_STOP_UAPSD; |
| 2293 | pMac->pmc.requestFullPowerPending = TRUE; |
| 2294 | pMac->pmc.requestFullPowerReason = pCommand->u.pmcCmd.fullPowerReason; |
| 2295 | fRemoveCmd = eANI_BOOLEAN_FALSE; |
| 2296 | } |
| 2297 | else |
| 2298 | { |
| 2299 | smsLog(pMac, LOGE, "PMC: failure to send message " |
| 2300 | "eWNI_PMC_EXIT_UAPSD_REQ\n"); |
| 2301 | pmcEnterBmpsState(pMac); |
| 2302 | } |
| 2303 | } |
| 2304 | |
| 2305 | break; |
| 2306 | |
| 2307 | case eSmeCommandEnterWowl: |
| 2308 | if( ( BMPS == pMac->pmc.pmcState ) || ( WOWL == pMac->pmc.pmcState ) ) |
| 2309 | { |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2310 | status = pmcSendMessage(pMac, eWNI_PMC_ENTER_WOWL_REQ, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2311 | &pCommand->u.pmcCmd.u.enterWowlInfo, sizeof(tSirSmeWowlEnterParams)); |
| 2312 | if ( HAL_STATUS_SUCCESS( status ) ) |
| 2313 | { |
| 2314 | pMac->pmc.pmcState = REQUEST_ENTER_WOWL; |
| 2315 | fRemoveCmd = eANI_BOOLEAN_FALSE; |
| 2316 | } |
| 2317 | else |
| 2318 | { |
| 2319 | smsLog(pMac, LOGE, "PMC: failure to send message eWNI_PMC_ENTER_WOWL_REQ\n"); |
| 2320 | pmcDoEnterWowlCallbacks(pMac, eHAL_STATUS_FAILURE); |
| 2321 | } |
| 2322 | } |
| 2323 | else |
| 2324 | { |
| 2325 | fRemoveCmd = eANI_BOOLEAN_TRUE; |
| 2326 | } |
| 2327 | break; |
| 2328 | |
| 2329 | case eSmeCommandExitWowl: |
| 2330 | if( WOWL == pMac->pmc.pmcState ) |
| 2331 | { |
| 2332 | pMac->pmc.requestFullPowerPending = FALSE; |
| 2333 | pMac->pmc.pmcState = REQUEST_EXIT_WOWL; |
| 2334 | status = pmcSendMessage(pMac, eWNI_PMC_EXIT_WOWL_REQ, NULL, 0); |
| 2335 | if ( HAL_STATUS_SUCCESS( status ) ) |
| 2336 | { |
| 2337 | fRemoveCmd = eANI_BOOLEAN_FALSE; |
| 2338 | pMac->pmc.requestFullPowerPending = TRUE; |
| 2339 | pMac->pmc.requestFullPowerReason = pCommand->u.pmcCmd.fullPowerReason; |
| 2340 | } |
| 2341 | else |
| 2342 | { |
| 2343 | smsLog(pMac, LOGP, "PMC: failure to send message eWNI_PMC_EXIT_WOWL_REQ\n"); |
| 2344 | pmcEnterBmpsState(pMac); |
| 2345 | } |
| 2346 | } |
| 2347 | break; |
| 2348 | |
| 2349 | case eSmeCommandEnterStandby: |
| 2350 | if( FULL_POWER == pMac->pmc.pmcState ) |
| 2351 | { |
| 2352 | //Disallow standby if concurrent sessions are present. Note that CSR would have |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2353 | //caused the STA to disconnect the Infra session (if not already disconnected) because of |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2354 | //standby request. But we are now failing the standby request because of concurrent session. |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2355 | //So was the tearing of infra session wasteful if we were going to fail the standby request ? |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2356 | //Not really. This is beacuse if and when BT-AMP etc sessions are torn down we will transition |
| 2357 | //to IMPS/standby and still save power. |
| 2358 | if (csrIsIBSSStarted(pMac) || csrIsBTAMPStarted(pMac)) |
| 2359 | { |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2360 | VOS_TRACE(VOS_MODULE_ID_SME, VOS_TRACE_LEVEL_FATAL, |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2361 | "WLAN: IBSS or BT-AMP session present. Cannot honor standby request"); |
| 2362 | |
| 2363 | pmcDoStandbyCallbacks(pMac, eHAL_STATUS_PMC_NOT_NOW); |
| 2364 | if(pmcShouldBmpsTimerRun(pMac)) |
| 2365 | (void)pmcStartTrafficTimer(pMac, pMac->pmc.bmpsConfig.trafficMeasurePeriod); |
| 2366 | break; |
| 2367 | } |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2368 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2369 | // Stop traffic timer. Just making sure timer is not running |
| 2370 | pmcStopTrafficTimer(pMac); |
| 2371 | |
| 2372 | /* Change state. */ |
| 2373 | pMac->pmc.pmcState = REQUEST_STANDBY; |
| 2374 | |
| 2375 | /* Tell MAC to have device enter STANDBY mode. We are using the same message |
| 2376 | as IMPS mode to avoid code changes in layer below (PE/HAL)*/ |
| 2377 | status = pmcSendMessage(pMac, eWNI_PMC_ENTER_IMPS_REQ, NULL, 0); |
| 2378 | if ( HAL_STATUS_SUCCESS( status ) ) |
| 2379 | { |
| 2380 | //Disable Idle scan in CSR |
| 2381 | csrScanSuspendIMPS(pMac); |
| 2382 | fRemoveCmd = eANI_BOOLEAN_FALSE; |
| 2383 | } |
| 2384 | else |
| 2385 | { |
| 2386 | smsLog(pMac, LOGE, "PMC: failure to send message " |
| 2387 | "eWNI_PMC_ENTER_IMPS_REQ\n"); |
| 2388 | pmcEnterFullPowerState(pMac); |
| 2389 | pmcDoStandbyCallbacks(pMac, eHAL_STATUS_FAILURE); |
| 2390 | /* Start the timer only if Auto BMPS feature is enabled or an UAPSD session is |
| 2391 | required */ |
| 2392 | if(pmcShouldBmpsTimerRun(pMac)) |
| 2393 | (void)pmcStartTrafficTimer(pMac, pMac->pmc.bmpsConfig.trafficMeasurePeriod); |
| 2394 | } |
| 2395 | } |
| 2396 | break; |
| 2397 | |
| 2398 | default: |
| 2399 | smsLog( pMac, LOGE, FL(" invalid command type %d\n"), pCommand->command ); |
| 2400 | break; |
| 2401 | } |
| 2402 | |
| 2403 | } while( 0 ); |
| 2404 | |
| 2405 | return( fRemoveCmd ); |
| 2406 | } |
| 2407 | |
| 2408 | eHalStatus pmcEnterImpsCheck( tpAniSirGlobal pMac ) |
| 2409 | { |
| 2410 | |
| 2411 | if( !PMC_IS_READY(pMac) ) |
| 2412 | { |
| 2413 | smsLog(pMac, LOGE, FL("Requesting IMPS when PMC not ready\n")); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2414 | smsLog(pMac, LOGE, FL("pmcReady = %d pmcState = %s\n"), |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2415 | pMac->pmc.pmcReady, pmcGetPmcStateStr(pMac->pmc.pmcState)); |
| 2416 | return eHAL_STATUS_FAILURE; |
| 2417 | } |
| 2418 | |
| 2419 | /* Check if IMPS is enabled. */ |
| 2420 | if (!pMac->pmc.impsEnabled) |
| 2421 | { |
| 2422 | smsLog(pMac, LOG2, FL("IMPS is disabled\n")); |
| 2423 | return eHAL_STATUS_PMC_DISABLED; |
| 2424 | } |
| 2425 | |
| 2426 | /* Check if IMPS enabled for current power source. */ |
| 2427 | if ((pMac->pmc.powerSource == AC_POWER) && !pMac->pmc.impsConfig.enterOnAc) |
| 2428 | { |
| 2429 | smsLog(pMac, LOG2, FL("IMPS is disabled when operating on AC power\n")); |
| 2430 | return eHAL_STATUS_PMC_AC_POWER; |
| 2431 | } |
| 2432 | |
| 2433 | /* Check that entry into a power save mode is allowed at this time. */ |
| 2434 | if (!pmcPowerSaveCheck(pMac)) |
| 2435 | { |
| 2436 | smsLog(pMac, LOG2, FL("IMPS cannot be entered now\n")); |
| 2437 | return eHAL_STATUS_PMC_NOT_NOW; |
| 2438 | } |
| 2439 | |
| 2440 | /* Check that entry into a power save mode is allowed at this time if all |
| 2441 | running sessions agree. */ |
| 2442 | if (!pmcAllowImps(pMac)) |
| 2443 | { |
| 2444 | smsLog(pMac, LOG2, FL("IMPS cannot be entered now\n")); |
| 2445 | return eHAL_STATUS_PMC_NOT_NOW; |
| 2446 | } |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2447 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2448 | /* Check if already in IMPS. */ |
| 2449 | if ((pMac->pmc.pmcState == REQUEST_IMPS) || (pMac->pmc.pmcState == IMPS) || |
| 2450 | (pMac->pmc.pmcState == REQUEST_FULL_POWER)) |
| 2451 | { |
| 2452 | smsLog(pMac, LOG2, FL("Already in IMPS\n")); |
| 2453 | return eHAL_STATUS_PMC_ALREADY_IN_IMPS; |
| 2454 | } |
| 2455 | |
| 2456 | return ( eHAL_STATUS_SUCCESS ); |
| 2457 | } |
| 2458 | |
| 2459 | /* This API detrmines if it is ok to proceed with a Enter BMPS Request or not . Note when |
| 2460 | device is in BMPS/UAPSD states, this API returns failure because it is not ok to issue |
| 2461 | a BMPS request */ |
| 2462 | eHalStatus pmcEnterBmpsCheck( tpAniSirGlobal pMac ) |
| 2463 | { |
| 2464 | |
| 2465 | /* Check if BMPS is enabled. */ |
| 2466 | if (!pMac->pmc.bmpsEnabled) |
| 2467 | { |
| 2468 | smsLog(pMac, LOGE, "PMC: Cannot initiate BMPS. BMPS is disabled\n"); |
| 2469 | return eHAL_STATUS_PMC_DISABLED; |
| 2470 | } |
| 2471 | |
| 2472 | if( !PMC_IS_READY(pMac) ) |
| 2473 | { |
| 2474 | smsLog(pMac, LOGE, FL("Requesting BMPS when PMC not ready\n")); |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2475 | smsLog(pMac, LOGE, FL("pmcReady = %d pmcState = %s\n"), |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2476 | pMac->pmc.pmcReady, pmcGetPmcStateStr(pMac->pmc.pmcState)); |
| 2477 | return eHAL_STATUS_FAILURE; |
| 2478 | } |
| 2479 | |
| 2480 | /* Check that we are associated with a single active session. */ |
| 2481 | if (!pmcValidateConnectState( pMac )) |
| 2482 | { |
| 2483 | smsLog(pMac, LOGE, "PMC: STA not associated with an AP with single active session. BMPS cannot be entered\n"); |
| 2484 | return eHAL_STATUS_FAILURE; |
| 2485 | } |
| 2486 | |
| 2487 | /* BMPS can only be requested when device is in Full Power */ |
| 2488 | if (pMac->pmc.pmcState != FULL_POWER) |
| 2489 | { |
| 2490 | smsLog(pMac, LOGE, "PMC: Device not in full power. Cannot request BMPS. pmcState %d\n", pMac->pmc.pmcState); |
| 2491 | return eHAL_STATUS_FAILURE; |
| 2492 | } |
| 2493 | /* Check that entry into a power save mode is allowed at this time. */ |
| 2494 | if (!pmcPowerSaveCheck(pMac)) |
| 2495 | { |
| 2496 | smsLog(pMac, LOGE, "PMC: Power save check failed. BMPS cannot be entered now\n"); |
| 2497 | return eHAL_STATUS_PMC_NOT_NOW; |
| 2498 | } |
| 2499 | |
Madan Mohan Koyyalamudi | 96dd30d | 2012-10-05 17:24:51 -0700 | [diff] [blame] | 2500 | //Remove this code once SLM_Sessionization is supported |
| 2501 | //BMPS_WORKAROUND_NOT_NEEDED |
| 2502 | if(!IS_FEATURE_SUPPORTED_BY_FW(SLM_SESSIONIZATION)) |
Mohit Khanna | 349bc39 | 2012-09-11 17:24:52 -0700 | [diff] [blame] | 2503 | { |
| 2504 | smsLog(pMac, LOG1, FL("doBMPSWorkaround %u\n"), pMac->roam.configParam.doBMPSWorkaround); |
| 2505 | if (pMac->roam.configParam.doBMPSWorkaround) |
| 2506 | { |
| 2507 | pMac->roam.configParam.doBMPSWorkaround = 0; |
| 2508 | smsLog(pMac, LOG1, FL("reset doBMPSWorkaround to disabled %u\n"), pMac->roam.configParam.doBMPSWorkaround); |
| 2509 | csrDisconnectAllActiveSessions(pMac); |
| 2510 | smsLog(pMac, LOGE, "PMC: doBMPSWorkaround was enabled. First Disconnect all sessions. pmcState %d\n", pMac->pmc.pmcState); |
| 2511 | return eHAL_STATUS_FAILURE; |
| 2512 | } |
| 2513 | } |
| 2514 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2515 | return ( eHAL_STATUS_SUCCESS ); |
| 2516 | } |
| 2517 | |
| 2518 | tANI_BOOLEAN pmcShouldBmpsTimerRun( tpAniSirGlobal pMac ) |
| 2519 | { |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2520 | /* Check if BMPS is enabled and if Auto BMPS Feature is still enabled |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2521 | * or there is a pending Uapsd request or HDD requested BMPS or there |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2522 | * is a pending request for WoWL. In all these cases BMPS is required. |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2523 | * Otherwise just stop the timer and return. |
| 2524 | */ |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2525 | if (!(pMac->pmc.bmpsEnabled && (pMac->pmc.autoBmpsEntryEnabled || |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2526 | pMac->pmc.uapsdSessionRequired || pMac->pmc.bmpsRequestedByHdd || |
| 2527 | pMac->pmc.wowlModeRequired ))) |
| 2528 | { |
| 2529 | smsLog(pMac, LOG1, FL("BMPS is not enabled or not required")); |
| 2530 | return eANI_BOOLEAN_FALSE; |
| 2531 | } |
| 2532 | |
Madan Mohan Koyyalamudi | 69b3418 | 2013-01-16 08:51:40 +0530 | [diff] [blame] | 2533 | if(pMac->pmc.isHostPsEn && pMac->pmc.remainInPowerActiveTillDHCP) |
| 2534 | { |
| 2535 | smsLog(pMac, LOG1, FL("Host controlled ps enabled and host wants active mode, so dont allow BMPS")); |
| 2536 | return eANI_BOOLEAN_FALSE; |
| 2537 | } |
| 2538 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2539 | if ((vos_concurrent_sessions_running()) && |
| 2540 | ((csrIsConcurrentInfraConnected( pMac ) || |
| 2541 | (vos_get_concurrency_mode()& VOS_SAP) || |
| 2542 | (vos_get_concurrency_mode()& VOS_P2P_GO)))) |
| 2543 | { |
| 2544 | smsLog(pMac, LOG1, FL("Multiple Sessions/GO/SAP sessions . BMPS should not be started")); |
| 2545 | return eANI_BOOLEAN_FALSE; |
| 2546 | } |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2547 | /* Check if there is an Infra session. BMPS is possible only if there is |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2548 | * an Infra session */ |
| 2549 | if (!csrIsInfraConnected(pMac)) |
| 2550 | { |
| 2551 | smsLog(pMac, LOG1, FL("No Infra Session or multiple sessions. BMPS should not be started")); |
| 2552 | return eANI_BOOLEAN_FALSE; |
| 2553 | } |
| 2554 | return eANI_BOOLEAN_TRUE; |
| 2555 | } |
| 2556 | |
| 2557 | |
Jeff Johnson | e724574 | 2012-09-05 17:12:55 -0700 | [diff] [blame] | 2558 | #ifdef FEATURE_WLAN_DIAG_SUPPORT |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2559 | |
| 2560 | #define PMC_DIAG_EVT_TIMER_INTERVAL ( 5000 ) |
| 2561 | |
| 2562 | void pmcDiagEvtTimerExpired (tHalHandle hHal) |
| 2563 | { |
| 2564 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 2565 | WLAN_VOS_DIAG_EVENT_DEF(psRequest, vos_event_wlan_powersave_payload_type); |
| 2566 | |
| 2567 | vos_mem_zero(&psRequest, sizeof(vos_event_wlan_powersave_payload_type)); |
| 2568 | psRequest.event_subtype = WLAN_PMC_CURRENT_STATE; |
| 2569 | psRequest.pmc_current_state = pMac->pmc.pmcState; |
| 2570 | |
| 2571 | WLAN_VOS_DIAG_EVENT_REPORT(&psRequest, EVENT_WLAN_POWERSAVE_GENERIC); |
| 2572 | |
| 2573 | smsLog(pMac, LOGW, FL("DIAG event timer expired\n")); |
| 2574 | |
| 2575 | /* re-arm timer */ |
| 2576 | if (pmcStartDiagEvtTimer(hHal) != eHAL_STATUS_SUCCESS) |
| 2577 | { |
| 2578 | smsLog(pMac, LOGP, FL("Cannot re-arm DIAG evt timer\n")); |
| 2579 | } |
| 2580 | } |
| 2581 | |
| 2582 | eHalStatus pmcStartDiagEvtTimer (tHalHandle hHal) |
| 2583 | { |
| 2584 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 2585 | |
| 2586 | smsLog(pMac, LOG2, FL("Entering pmcStartDiagEvtTimer\n")); |
| 2587 | |
| 2588 | if (palTimerStart(pMac->hHdd, pMac->pmc.hDiagEvtTimer, PMC_DIAG_EVT_TIMER_INTERVAL * |
| 2589 | 1000, TRUE) != eHAL_STATUS_SUCCESS) |
| 2590 | { |
| 2591 | smsLog(pMac, LOGP, FL("Cannot start DIAG evt timer\n")); |
| 2592 | return eHAL_STATUS_FAILURE; |
| 2593 | } |
| 2594 | |
| 2595 | return eHAL_STATUS_SUCCESS; |
| 2596 | } |
| 2597 | |
| 2598 | void pmcStopDiagEvtTimer (tHalHandle hHal) |
| 2599 | { |
| 2600 | tpAniSirGlobal pMac = PMAC_STRUCT(hHal); |
| 2601 | smsLog(pMac, LOG2, FL("Entering pmcStopDiagEvtTimer\n")); |
| 2602 | (void)palTimerStop(pMac->hHdd, pMac->pmc.hDiagEvtTimer); |
| 2603 | } |
| 2604 | #endif |