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 | @file vos_sched.c |
| 44 | @brief VOS Scheduler Implementation |
| 45 | |
| 46 | Copyright (c) 2011 QUALCOMM Incorporated. |
| 47 | All Rights Reserved. |
| 48 | Qualcomm Confidential and Proprietary |
| 49 | ===========================================================================*/ |
| 50 | /*=========================================================================== |
| 51 | EDIT HISTORY FOR FILE |
| 52 | |
| 53 | This section contains comments describing changes made to the module. |
| 54 | Notice that changes are listed in reverse chronological order. |
| 55 | |
| 56 | $Header:$ $DateTime: $ $Author: $ |
| 57 | |
| 58 | when who what, where, why |
| 59 | -------- --- -------------------------------------------------------- |
| 60 | ===========================================================================*/ |
| 61 | /*--------------------------------------------------------------------------- |
| 62 | * Include Files |
| 63 | * ------------------------------------------------------------------------*/ |
| 64 | #include <vos_mq.h> |
| 65 | #include <vos_api.h> |
| 66 | #include <aniGlobal.h> |
| 67 | #include <sirTypes.h> |
| 68 | #include <halTypes.h> |
| 69 | #include <limApi.h> |
| 70 | #include <sme_Api.h> |
| 71 | #ifndef FEATURE_WLAN_INTEGRATED_SOC |
| 72 | #include <wlan_qct_ssc.h> |
| 73 | #endif |
| 74 | #include <wlan_qct_sys.h> |
| 75 | #include <wlan_qct_tl.h> |
| 76 | #include "vos_sched.h" |
| 77 | #include <wlan_hdd_power.h> |
| 78 | #ifdef FEATURE_WLAN_INTEGRATED_SOC |
| 79 | #include "wlan_qct_wda.h" |
| 80 | #include "wlan_qct_pal_msg.h" |
| 81 | #endif |
| 82 | #include <linux/spinlock.h> |
| 83 | #include <linux/kthread.h> |
| 84 | #ifndef FEATURE_WLAN_INTEGRATED_SOC |
| 85 | #include <libra_sdioif.h> |
| 86 | #include <wlan_sal_misc.h> |
| 87 | #endif |
| 88 | /*--------------------------------------------------------------------------- |
| 89 | * Preprocessor Definitions and Constants |
| 90 | * ------------------------------------------------------------------------*/ |
| 91 | #define VOS_SCHED_THREAD_HEART_BEAT INFINITE |
| 92 | /*--------------------------------------------------------------------------- |
| 93 | * Type Declarations |
| 94 | * ------------------------------------------------------------------------*/ |
| 95 | /*--------------------------------------------------------------------------- |
| 96 | * Data definitions |
| 97 | * ------------------------------------------------------------------------*/ |
| 98 | static pVosSchedContext gpVosSchedContext; |
Madan Mohan Koyyalamudi | dfd6aa8 | 2012-10-18 20:18:43 -0700 | [diff] [blame] | 99 | static pVosWatchdogContext gpVosWatchdogContext; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 100 | |
| 101 | /*--------------------------------------------------------------------------- |
| 102 | * Forward declaration |
| 103 | * ------------------------------------------------------------------------*/ |
| 104 | static int VosMCThread(void * Arg); |
| 105 | static int VosWDThread(void * Arg); |
| 106 | #if !defined(ANI_MANF_DIAG) || defined(FEATURE_WLAN_INTEGRATED_SOC) |
| 107 | /* Integrated SOC will have single BIN for FTM driver and Production Driver |
| 108 | * So, anycase this must be compiled |
| 109 | * None integrated SOC will compile this part only for FTM Driver */ |
| 110 | static int VosTXThread(void * Arg); |
| 111 | #ifdef FEATURE_WLAN_INTEGRATED_SOC |
| 112 | static int VosRXThread(void* Arg); |
| 113 | void vos_sched_flush_rx_mqs(pVosSchedContext SchedContext); |
| 114 | #endif |
| 115 | #endif |
| 116 | extern v_VOID_t vos_core_return_msg(v_PVOID_t pVContext, pVosMsgWrapper pMsgWrapper); |
| 117 | /*--------------------------------------------------------------------------- |
| 118 | * External Function implementation |
| 119 | * ------------------------------------------------------------------------*/ |
| 120 | |
| 121 | /*--------------------------------------------------------------------------- |
| 122 | \brief vos_sched_open() - initialize the vOSS Scheduler |
| 123 | The \a vos_sched_open() function initializes the vOSS Scheduler |
| 124 | Upon successful initialization: |
| 125 | - All the message queues are initialized |
| 126 | - The Main Controller thread is created and ready to receive and |
| 127 | dispatch messages. |
| 128 | - The Tx thread is created and ready to receive and dispatch messages |
| 129 | |
| 130 | \param pVosContext - pointer to the global vOSS Context |
| 131 | \param pVosSchedContext - pointer to a previously allocated buffer big |
| 132 | enough to hold a scheduler context. |
| 133 | \return VOS_STATUS_SUCCESS - Scheduler was successfully initialized and |
| 134 | is ready to be used. |
| 135 | VOS_STATUS_E_RESOURCES - System resources (other than memory) |
| 136 | are unavailable to initilize the scheduler |
| 137 | VOS_STATUS_E_NOMEM - insufficient memory exists to initialize |
| 138 | the scheduler |
| 139 | VOS_STATUS_E_INVAL - Invalid parameter passed to the scheduler Open |
| 140 | function |
| 141 | VOS_STATUS_E_FAILURE - Failure to initialize the scheduler/ |
| 142 | \sa vos_sched_open() |
| 143 | -------------------------------------------------------------------------*/ |
| 144 | VOS_STATUS |
| 145 | vos_sched_open |
| 146 | ( |
| 147 | v_PVOID_t pVosContext, |
| 148 | pVosSchedContext pSchedContext, |
| 149 | v_SIZE_t SchedCtxSize |
| 150 | ) |
| 151 | { |
| 152 | VOS_STATUS vStatus = VOS_STATUS_SUCCESS; |
| 153 | /*-------------------------------------------------------------------------*/ |
| 154 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 155 | "%s: Opening the VOSS Scheduler",__func__); |
| 156 | // Sanity checks |
| 157 | if ((pVosContext == NULL) || (pSchedContext == NULL)) { |
| 158 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 159 | "%s: Null params being passed",__func__); |
| 160 | return VOS_STATUS_E_FAILURE; |
| 161 | } |
| 162 | if (sizeof(VosSchedContext) != SchedCtxSize) |
| 163 | { |
| 164 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 165 | "%s: Incorrect VOS Sched Context size passed",__func__); |
| 166 | return VOS_STATUS_E_INVAL; |
| 167 | } |
| 168 | vos_mem_zero(pSchedContext, sizeof(VosSchedContext)); |
| 169 | pSchedContext->pVContext = pVosContext; |
| 170 | vStatus = vos_sched_init_mqs(pSchedContext); |
| 171 | if (!VOS_IS_STATUS_SUCCESS(vStatus)) |
| 172 | { |
| 173 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 174 | "%s: Failed to initialize VOS Scheduler MQs",__func__); |
| 175 | return vStatus; |
| 176 | } |
| 177 | // Initialize the helper events and event queues |
| 178 | init_completion(&pSchedContext->McStartEvent); |
| 179 | init_completion(&pSchedContext->TxStartEvent); |
| 180 | #ifdef FEATURE_WLAN_INTEGRATED_SOC |
| 181 | init_completion(&pSchedContext->RxStartEvent); |
| 182 | #endif |
| 183 | init_completion(&pSchedContext->McShutdown); |
| 184 | init_completion(&pSchedContext->TxShutdown); |
| 185 | #ifdef FEATURE_WLAN_INTEGRATED_SOC |
| 186 | init_completion(&pSchedContext->RxShutdown); |
| 187 | #endif |
| 188 | init_completion(&pSchedContext->ResumeMcEvent); |
| 189 | init_completion(&pSchedContext->ResumeTxEvent); |
| 190 | #ifdef FEATURE_WLAN_INTEGRATED_SOC |
| 191 | init_completion(&pSchedContext->ResumeRxEvent); |
| 192 | #endif |
| 193 | |
| 194 | spin_lock_init(&pSchedContext->McThreadLock); |
| 195 | spin_lock_init(&pSchedContext->TxThreadLock); |
| 196 | spin_lock_init(&pSchedContext->RxThreadLock); |
| 197 | |
| 198 | init_waitqueue_head(&pSchedContext->mcWaitQueue); |
| 199 | pSchedContext->mcEventFlag = 0; |
| 200 | init_waitqueue_head(&pSchedContext->txWaitQueue); |
| 201 | pSchedContext->txEventFlag= 0; |
| 202 | #ifdef FEATURE_WLAN_INTEGRATED_SOC |
| 203 | init_waitqueue_head(&pSchedContext->rxWaitQueue); |
| 204 | pSchedContext->rxEventFlag= 0; |
| 205 | #endif |
| 206 | /* |
| 207 | ** This initialization is critical as the threads will latter access the |
| 208 | ** global contexts normally, |
| 209 | ** |
| 210 | ** I shall put some memory barrier here after the next piece of code but |
| 211 | ** I am keeping it simple for now. |
| 212 | */ |
| 213 | gpVosSchedContext = pSchedContext; |
| 214 | |
| 215 | //Create the VOSS Main Controller thread |
| 216 | pSchedContext->McThread = kthread_create(VosMCThread, pSchedContext, |
| 217 | "VosMCThread"); |
| 218 | if (IS_ERR(pSchedContext->McThread)) |
| 219 | { |
| 220 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL, |
| 221 | "%s: Could not Create VOSS Main Thread Controller",__func__); |
| 222 | goto MC_THREAD_START_FAILURE; |
| 223 | } |
| 224 | wake_up_process(pSchedContext->McThread); |
| 225 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 226 | "%s: VOSS Main Controller thread Created",__func__); |
| 227 | |
| 228 | #if !defined(ANI_MANF_DIAG) || defined(FEATURE_WLAN_INTEGRATED_SOC) |
| 229 | pSchedContext->TxThread = kthread_create(VosTXThread, pSchedContext, |
| 230 | "VosTXThread"); |
| 231 | if (IS_ERR(pSchedContext->TxThread)) |
| 232 | { |
| 233 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL, |
| 234 | "%s: Could not Create VOSS TX Thread",__func__); |
| 235 | goto TX_THREAD_START_FAILURE; |
| 236 | } |
| 237 | wake_up_process(pSchedContext->TxThread); |
| 238 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 239 | ("VOSS TX thread Created\n")); |
| 240 | |
| 241 | #ifdef FEATURE_WLAN_INTEGRATED_SOC |
| 242 | pSchedContext->RxThread = kthread_create(VosRXThread, pSchedContext, |
| 243 | "VosRXThread"); |
| 244 | if (IS_ERR(pSchedContext->RxThread)) |
| 245 | { |
| 246 | |
| 247 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL, |
| 248 | "%s: Could not Create VOSS RX Thread",__func__); |
| 249 | goto RX_THREAD_START_FAILURE; |
| 250 | |
| 251 | } |
| 252 | wake_up_process(pSchedContext->RxThread); |
| 253 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 254 | ("VOSS RX thread Created\n")); |
| 255 | #endif |
| 256 | #endif |
| 257 | |
| 258 | /* |
| 259 | ** Now make sure all threads have started before we exit. |
| 260 | ** Each thread should normally ACK back when it starts. |
| 261 | */ |
| 262 | wait_for_completion_interruptible(&pSchedContext->McStartEvent); |
| 263 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 264 | "%s: VOSS MC Thread has started",__func__); |
| 265 | #if !defined(ANI_MANF_DIAG) || defined(FEATURE_WLAN_INTEGRATED_SOC) |
| 266 | wait_for_completion_interruptible(&pSchedContext->TxStartEvent); |
| 267 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 268 | "%s: VOSS Tx Thread has started",__func__); |
| 269 | #ifdef FEATURE_WLAN_INTEGRATED_SOC |
| 270 | wait_for_completion_interruptible(&pSchedContext->RxStartEvent); |
| 271 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 272 | "%s: VOSS Rx Thread has started",__func__); |
| 273 | #endif |
| 274 | |
| 275 | /* |
| 276 | ** We're good now: Let's get the ball rolling!!! |
| 277 | */ |
| 278 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 279 | "%s: VOSS Scheduler successfully Opened",__func__); |
| 280 | #endif |
| 281 | return VOS_STATUS_SUCCESS; |
| 282 | |
| 283 | #if !defined(ANI_MANF_DIAG) || defined(FEATURE_WLAN_INTEGRATED_SOC) |
| 284 | |
| 285 | #ifdef FEATURE_WLAN_INTEGRATED_SOC |
| 286 | RX_THREAD_START_FAILURE: |
| 287 | //Try and force the Tx thread controller to exit |
| 288 | set_bit(MC_SHUTDOWN_EVENT_MASK, &pSchedContext->txEventFlag); |
| 289 | set_bit(MC_POST_EVENT_MASK, &pSchedContext->txEventFlag); |
| 290 | wake_up_interruptible(&pSchedContext->txWaitQueue); |
| 291 | //Wait for TX to exit |
| 292 | wait_for_completion_interruptible(&pSchedContext->TxShutdown); |
| 293 | #endif |
| 294 | |
| 295 | TX_THREAD_START_FAILURE: |
| 296 | //Try and force the Main thread controller to exit |
| 297 | set_bit(MC_SHUTDOWN_EVENT_MASK, &pSchedContext->mcEventFlag); |
| 298 | set_bit(MC_POST_EVENT_MASK, &pSchedContext->mcEventFlag); |
| 299 | wake_up_interruptible(&pSchedContext->mcWaitQueue); |
| 300 | //Wait for MC to exit |
| 301 | wait_for_completion_interruptible(&pSchedContext->McShutdown); |
| 302 | |
| 303 | #endif |
| 304 | MC_THREAD_START_FAILURE: |
| 305 | //De-initialize all the message queues |
| 306 | vos_sched_deinit_mqs(pSchedContext); |
| 307 | return VOS_STATUS_E_RESOURCES; |
| 308 | |
| 309 | } /* vos_sched_open() */ |
| 310 | |
| 311 | VOS_STATUS vos_watchdog_open |
| 312 | ( |
| 313 | v_PVOID_t pVosContext, |
| 314 | pVosWatchdogContext pWdContext, |
| 315 | v_SIZE_t wdCtxSize |
| 316 | ) |
| 317 | { |
| 318 | /*-------------------------------------------------------------------------*/ |
| 319 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 320 | "%s: Opening the VOSS Watchdog module",__func__); |
| 321 | //Sanity checks |
| 322 | if ((pVosContext == NULL) || (pWdContext == NULL)) { |
| 323 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 324 | "%s: Null params being passed",__func__); |
| 325 | return VOS_STATUS_E_FAILURE; |
| 326 | } |
| 327 | if (sizeof(VosWatchdogContext) != wdCtxSize) |
| 328 | { |
| 329 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 330 | "%s: Incorrect VOS Watchdog Context size passed",__func__); |
| 331 | return VOS_STATUS_E_INVAL; |
| 332 | } |
| 333 | vos_mem_zero(pWdContext, sizeof(VosWatchdogContext)); |
| 334 | pWdContext->pVContext = pVosContext; |
| 335 | gpVosWatchdogContext = pWdContext; |
| 336 | |
| 337 | //Initialize the helper events and event queues |
| 338 | init_completion(&pWdContext->WdStartEvent); |
| 339 | init_completion(&pWdContext->WdShutdown); |
| 340 | init_waitqueue_head(&pWdContext->wdWaitQueue); |
| 341 | pWdContext->wdEventFlag = 0; |
| 342 | |
| 343 | // Initialize the lock |
| 344 | spin_lock_init(&pWdContext->wdLock); |
| 345 | |
| 346 | //Create the Watchdog thread |
| 347 | pWdContext->WdThread = kthread_create(VosWDThread, pWdContext,"VosWDThread"); |
| 348 | |
| 349 | if (IS_ERR(pWdContext->WdThread)) |
| 350 | { |
| 351 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL, |
| 352 | "%s: Could not Create Watchdog thread",__func__); |
| 353 | return VOS_STATUS_E_RESOURCES; |
| 354 | } |
| 355 | else |
| 356 | { |
| 357 | wake_up_process(pWdContext->WdThread); |
| 358 | } |
| 359 | /* |
| 360 | ** Now make sure thread has started before we exit. |
| 361 | ** Each thread should normally ACK back when it starts. |
| 362 | */ |
| 363 | wait_for_completion_interruptible(&pWdContext->WdStartEvent); |
| 364 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 365 | "%s: VOSS Watchdog Thread has started",__func__); |
| 366 | return VOS_STATUS_SUCCESS; |
| 367 | } /* vos_watchdog_open() */ |
| 368 | /*--------------------------------------------------------------------------- |
| 369 | \brief VosMcThread() - The VOSS Main Controller thread |
| 370 | The \a VosMcThread() is the VOSS main controller thread: |
| 371 | \param Arg - pointer to the global vOSS Sched Context |
| 372 | \return Thread exit code |
| 373 | \sa VosMcThread() |
| 374 | -------------------------------------------------------------------------*/ |
| 375 | static int |
| 376 | VosMCThread |
| 377 | ( |
| 378 | void * Arg |
| 379 | ) |
| 380 | { |
| 381 | pVosSchedContext pSchedContext = (pVosSchedContext)Arg; |
| 382 | pVosMsgWrapper pMsgWrapper = NULL; |
| 383 | tpAniSirGlobal pMacContext = NULL; |
| 384 | tSirRetStatus macStatus = eSIR_SUCCESS; |
| 385 | VOS_STATUS vStatus = VOS_STATUS_SUCCESS; |
| 386 | int retWaitStatus = 0; |
| 387 | v_BOOL_t shutdown = VOS_FALSE; |
| 388 | hdd_context_t *pHddCtx = NULL; |
| 389 | v_CONTEXT_t pVosContext = NULL; |
| 390 | |
| 391 | if (Arg == NULL) |
| 392 | { |
| 393 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 394 | "%s: Bad Args passed", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 395 | return 0; |
| 396 | } |
| 397 | set_user_nice(current, -2); |
| 398 | |
| 399 | daemonize("MC_Thread"); |
| 400 | /* |
| 401 | ** Ack back to the context from which the main controller thread has been |
| 402 | ** created. |
| 403 | */ |
| 404 | complete(&pSchedContext->McStartEvent); |
| 405 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
| 406 | "%s: MC Thread %d (%s) starting up",__func__, current->pid, current->comm); |
| 407 | |
| 408 | /* Get the Global VOSS Context */ |
| 409 | pVosContext = vos_get_global_context(VOS_MODULE_ID_SYS, NULL); |
| 410 | if(!pVosContext) { |
| 411 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: Global VOS context is Null", __func__); |
| 412 | return 0; |
| 413 | } |
| 414 | |
| 415 | /* Get the HDD context */ |
| 416 | pHddCtx = (hdd_context_t *)vos_get_context(VOS_MODULE_ID_HDD, pVosContext ); |
| 417 | if(!pHddCtx) { |
| 418 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: HDD context is Null",__func__); |
| 419 | return 0; |
| 420 | } |
| 421 | |
| 422 | while(!shutdown) |
| 423 | { |
| 424 | // This implements the execution model algorithm |
| 425 | retWaitStatus = wait_event_interruptible(pSchedContext->mcWaitQueue, |
| 426 | test_bit(MC_POST_EVENT_MASK, &pSchedContext->mcEventFlag) || |
| 427 | test_bit(MC_SUSPEND_EVENT_MASK, &pSchedContext->mcEventFlag)); |
| 428 | |
| 429 | if(retWaitStatus == -ERESTARTSYS) |
| 430 | { |
| 431 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 432 | "%s: wait_event_interruptible returned -ERESTARTSYS", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 433 | break; |
| 434 | } |
| 435 | clear_bit(MC_POST_EVENT_MASK, &pSchedContext->mcEventFlag); |
| 436 | |
| 437 | while(1) |
| 438 | { |
| 439 | // Check if MC needs to shutdown |
| 440 | if(test_bit(MC_SHUTDOWN_EVENT_MASK, &pSchedContext->mcEventFlag)) |
| 441 | { |
| 442 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
| 443 | "%s: MC thread signaled to shutdown", __func__); |
| 444 | shutdown = VOS_TRUE; |
| 445 | /* Check for any Suspend Indication */ |
| 446 | if(test_bit(MC_SUSPEND_EVENT_MASK, &pSchedContext->mcEventFlag)) |
| 447 | { |
| 448 | clear_bit(MC_SUSPEND_EVENT_MASK, &pSchedContext->mcEventFlag); |
| 449 | |
| 450 | /* Unblock anyone waiting on suspend */ |
| 451 | complete(&pHddCtx->mc_sus_event_var); |
| 452 | } |
| 453 | break; |
| 454 | } |
| 455 | #ifdef FEATURE_WLAN_INTEGRATED_SOC |
| 456 | /* |
| 457 | ** Check the WDI queue |
| 458 | ** Service it till the entire queue is empty |
| 459 | */ |
| 460 | if (!vos_is_mq_empty(&pSchedContext->wdiMcMq)) |
| 461 | { |
| 462 | wpt_msg *pWdiMsg; |
| 463 | /* |
| 464 | ** Service the WDI message queue |
| 465 | */ |
| 466 | VOS_TRACE(VOS_MODULE_ID_WDI, VOS_TRACE_LEVEL_INFO, |
| 467 | ("Servicing the VOS MC WDI Message queue")); |
| 468 | |
| 469 | pMsgWrapper = vos_mq_get(&pSchedContext->wdiMcMq); |
Jeff Johnson | d13512a | 2012-07-17 11:42:19 -0700 | [diff] [blame] | 470 | |
| 471 | if (pMsgWrapper == NULL) |
| 472 | { |
| 473 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 474 | "%s: pMsgWrapper is NULL", __func__); |
Jeff Johnson | d13512a | 2012-07-17 11:42:19 -0700 | [diff] [blame] | 475 | VOS_ASSERT(0); |
| 476 | break; |
| 477 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 478 | |
| 479 | pWdiMsg = (wpt_msg *)pMsgWrapper->pVosMsg->bodyptr; |
Jeff Johnson | d13512a | 2012-07-17 11:42:19 -0700 | [diff] [blame] | 480 | |
| 481 | if(pWdiMsg == NULL || pWdiMsg->callback == NULL) |
| 482 | { |
| 483 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 484 | "%s: WDI Msg or Callback is NULL", __func__); |
Jeff Johnson | d13512a | 2012-07-17 11:42:19 -0700 | [diff] [blame] | 485 | VOS_ASSERT(0); |
| 486 | break; |
| 487 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 488 | |
| 489 | pWdiMsg->callback(pWdiMsg); |
| 490 | |
| 491 | /* |
| 492 | ** return message to the Core |
| 493 | */ |
| 494 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 495 | |
| 496 | continue; |
| 497 | } |
| 498 | |
| 499 | #endif |
| 500 | // Check the SYS queue first |
| 501 | if (!vos_is_mq_empty(&pSchedContext->sysMcMq)) |
| 502 | { |
| 503 | // Service the SYS message queue |
| 504 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
| 505 | "%s: Servicing the VOS SYS MC Message queue",__func__); |
| 506 | pMsgWrapper = vos_mq_get(&pSchedContext->sysMcMq); |
| 507 | if (pMsgWrapper == NULL) |
| 508 | { |
| 509 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 510 | "%s: pMsgWrapper is NULL", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 511 | VOS_ASSERT(0); |
| 512 | break; |
| 513 | } |
| 514 | vStatus = sysMcProcessMsg(pSchedContext->pVContext, |
| 515 | pMsgWrapper->pVosMsg); |
| 516 | if (!VOS_IS_STATUS_SUCCESS(vStatus)) |
| 517 | { |
| 518 | VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 519 | "%s: Issue Processing SYS message",__func__); |
| 520 | } |
| 521 | //return message to the Core |
| 522 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 523 | continue; |
| 524 | } |
| 525 | #ifdef FEATURE_WLAN_INTEGRATED_SOC |
| 526 | // Check the WDA queue |
| 527 | if (!vos_is_mq_empty(&pSchedContext->wdaMcMq)) |
| 528 | { |
| 529 | // Service the WDA message queue |
| 530 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
| 531 | "%s: Servicing the VOS WDA MC Message queue",__func__); |
| 532 | pMsgWrapper = vos_mq_get(&pSchedContext->wdaMcMq); |
| 533 | if (pMsgWrapper == NULL) |
| 534 | { |
| 535 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 536 | "%s: pMsgWrapper is NULL", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 537 | VOS_ASSERT(0); |
| 538 | break; |
| 539 | } |
| 540 | vStatus = WDA_McProcessMsg( pSchedContext->pVContext, pMsgWrapper->pVosMsg); |
| 541 | if (!VOS_IS_STATUS_SUCCESS(vStatus)) |
| 542 | { |
| 543 | VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 544 | "%s: Issue Processing WDA message",__func__); |
| 545 | } |
| 546 | // return message to the Core |
| 547 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 548 | continue; |
| 549 | } |
| 550 | #else |
| 551 | |
| 552 | // Check the HAL queue |
| 553 | if (!vos_is_mq_empty(&pSchedContext->halMcMq)) |
| 554 | { |
| 555 | /* Need some optimization*/ |
| 556 | pMacContext = vos_get_context(VOS_MODULE_ID_HAL, pSchedContext->pVContext); |
| 557 | |
| 558 | if(pMacContext == NULL) |
| 559 | { |
| 560 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 561 | "%s: pMacContext is NULL", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 562 | VOS_ASSERT(0); |
| 563 | break; |
| 564 | } |
| 565 | |
| 566 | // Service the HAL message queue |
| 567 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
| 568 | "%s: Servicing the VOS HAL MC Message queue",__func__); |
| 569 | pMsgWrapper = vos_mq_get(&pSchedContext->halMcMq); |
| 570 | if (pMsgWrapper == NULL) |
| 571 | { |
| 572 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 573 | "%s: pMsgWrapper is NULL", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 574 | VOS_ASSERT(0); |
| 575 | break; |
| 576 | } |
| 577 | |
| 578 | macStatus = halProcessMsg( pMacContext, (tSirMsgQ*)pMsgWrapper->pVosMsg); |
| 579 | if (eSIR_SUCCESS != macStatus) |
| 580 | { |
| 581 | VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 582 | "%s: Issue Processing HAL message",__func__); |
| 583 | } |
| 584 | // return message to the Core |
| 585 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 586 | continue; |
| 587 | } |
| 588 | #endif |
| 589 | #if !defined(ANI_MANF_DIAG) || defined(FEATURE_WLAN_INTEGRATED_SOC) |
| 590 | // Check the PE queue |
| 591 | if (!vos_is_mq_empty(&pSchedContext->peMcMq)) |
| 592 | { |
| 593 | // Service the PE message queue |
| 594 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
| 595 | "%s: Servicing the VOS PE MC Message queue",__func__); |
| 596 | pMsgWrapper = vos_mq_get(&pSchedContext->peMcMq); |
| 597 | if (NULL == pMsgWrapper) |
| 598 | { |
| 599 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 600 | "%s: pMsgWrapper is NULL", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 601 | VOS_ASSERT(0); |
| 602 | break; |
| 603 | } |
| 604 | |
| 605 | /* Need some optimization*/ |
| 606 | pMacContext = vos_get_context(VOS_MODULE_ID_PE, pSchedContext->pVContext); |
| 607 | if (NULL == pMacContext) |
| 608 | { |
| 609 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
| 610 | "MAC Context not ready yet"); |
| 611 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 612 | continue; |
| 613 | } |
| 614 | |
| 615 | macStatus = peProcessMessages( pMacContext, (tSirMsgQ*)pMsgWrapper->pVosMsg); |
| 616 | if (eSIR_SUCCESS != macStatus) |
| 617 | { |
| 618 | VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 619 | "%s: Issue Processing PE message",__func__); |
| 620 | } |
| 621 | // return message to the Core |
| 622 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 623 | continue; |
| 624 | } |
| 625 | /** Check the SME queue **/ |
| 626 | if (!vos_is_mq_empty(&pSchedContext->smeMcMq)) |
| 627 | { |
| 628 | /* Service the SME message queue */ |
| 629 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
| 630 | "%s: Servicing the VOS SME MC Message queue",__func__); |
| 631 | pMsgWrapper = vos_mq_get(&pSchedContext->smeMcMq); |
| 632 | if (NULL == pMsgWrapper) |
| 633 | { |
| 634 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 635 | "%s: pMsgWrapper is NULL", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 636 | VOS_ASSERT(0); |
| 637 | break; |
| 638 | } |
| 639 | |
| 640 | /* Need some optimization*/ |
| 641 | pMacContext = vos_get_context(VOS_MODULE_ID_SME, pSchedContext->pVContext); |
| 642 | if (NULL == pMacContext) |
| 643 | { |
| 644 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
| 645 | "MAC Context not ready yet"); |
| 646 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 647 | continue; |
| 648 | } |
| 649 | |
| 650 | vStatus = sme_ProcessMsg( (tHalHandle)pMacContext, pMsgWrapper->pVosMsg); |
| 651 | if (!VOS_IS_STATUS_SUCCESS(vStatus)) |
| 652 | { |
| 653 | VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 654 | "%s: Issue Processing SME message",__func__); |
| 655 | } |
| 656 | // return message to the Core |
| 657 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 658 | continue; |
| 659 | } |
| 660 | /** Check the TL queue **/ |
| 661 | if (!vos_is_mq_empty(&pSchedContext->tlMcMq)) |
| 662 | { |
| 663 | // Service the TL message queue |
| 664 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
| 665 | ("Servicing the VOS TL MC Message queue")); |
| 666 | pMsgWrapper = vos_mq_get(&pSchedContext->tlMcMq); |
| 667 | if (pMsgWrapper == NULL) |
| 668 | { |
| 669 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 670 | "%s: pMsgWrapper is NULL", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 671 | VOS_ASSERT(0); |
| 672 | break; |
| 673 | } |
| 674 | vStatus = WLANTL_McProcessMsg( pSchedContext->pVContext, |
| 675 | pMsgWrapper->pVosMsg); |
| 676 | if (!VOS_IS_STATUS_SUCCESS(vStatus)) |
| 677 | { |
| 678 | VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 679 | "%s: Issue Processing TL message",__func__); |
| 680 | } |
| 681 | // return message to the Core |
| 682 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 683 | continue; |
| 684 | } |
| 685 | /* Check for any Suspend Indication */ |
| 686 | if(test_bit(MC_SUSPEND_EVENT_MASK, &pSchedContext->mcEventFlag)) |
| 687 | { |
| 688 | clear_bit(MC_SUSPEND_EVENT_MASK, &pSchedContext->mcEventFlag); |
| 689 | spin_lock(&pSchedContext->McThreadLock); |
| 690 | |
| 691 | /* Mc Thread Suspended */ |
| 692 | complete(&pHddCtx->mc_sus_event_var); |
| 693 | |
| 694 | INIT_COMPLETION(pSchedContext->ResumeMcEvent); |
| 695 | spin_unlock(&pSchedContext->McThreadLock); |
| 696 | |
| 697 | /* Wait foe Resume Indication */ |
| 698 | wait_for_completion_interruptible(&pSchedContext->ResumeMcEvent); |
| 699 | } |
| 700 | #endif /* ANI_MANF_DIAG */ |
| 701 | break; //All queues are empty now |
| 702 | } // while message loop processing |
| 703 | } // while TRUE |
| 704 | // If we get here the MC thread must exit |
| 705 | VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 706 | "%s: MC Thread exiting!!!!", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 707 | complete_and_exit(&pSchedContext->McShutdown, 0); |
| 708 | } /* VosMCThread() */ |
| 709 | int isWDresetInProgress(void) |
| 710 | { |
| 711 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
| 712 | "%s: Reset is in Progress...",__func__); |
| 713 | #if !defined(ANI_MANF_DIAG) || defined(FEATURE_WLAN_INTEGRATED_SOC) |
| 714 | if(gpVosWatchdogContext!=NULL) |
| 715 | { |
| 716 | return gpVosWatchdogContext->resetInProgress; |
| 717 | } |
| 718 | else |
| 719 | { |
| 720 | return 0; |
| 721 | } |
| 722 | #else |
| 723 | return 0; |
| 724 | #endif |
| 725 | } |
| 726 | /*--------------------------------------------------------------------------- |
| 727 | \brief VosWdThread() - The VOSS Watchdog thread |
| 728 | The \a VosWdThread() is the Watchdog thread: |
| 729 | \param Arg - pointer to the global vOSS Sched Context |
| 730 | \return Thread exit code |
| 731 | \sa VosMcThread() |
| 732 | -------------------------------------------------------------------------*/ |
| 733 | static int |
| 734 | VosWDThread |
| 735 | ( |
| 736 | void * Arg |
| 737 | ) |
| 738 | { |
| 739 | pVosWatchdogContext pWdContext = (pVosWatchdogContext)Arg; |
| 740 | int retWaitStatus = 0; |
| 741 | v_BOOL_t shutdown = VOS_FALSE; |
| 742 | VOS_STATUS vosStatus = VOS_STATUS_SUCCESS; |
| 743 | set_user_nice(current, -3); |
| 744 | |
| 745 | if (Arg == NULL) |
| 746 | { |
| 747 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 748 | "%s: Bad Args passed", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 749 | return 0; |
| 750 | } |
| 751 | daemonize("WD_Thread"); |
| 752 | /* |
| 753 | ** Ack back to the context from which the Watchdog thread has been |
| 754 | ** created. |
| 755 | */ |
| 756 | complete(&pWdContext->WdStartEvent); |
| 757 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
| 758 | "%s: Watchdog Thread %d (%s) starting up",__func__, current->pid, current->comm); |
| 759 | |
| 760 | while(!shutdown) |
| 761 | { |
| 762 | // This implements the Watchdog execution model algorithm |
| 763 | retWaitStatus = wait_event_interruptible(pWdContext->wdWaitQueue, |
| 764 | test_bit(WD_POST_EVENT_MASK, &pWdContext->wdEventFlag)); |
| 765 | if(retWaitStatus == -ERESTARTSYS) |
| 766 | { |
| 767 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 768 | "%s: wait_event_interruptible returned -ERESTARTSYS", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 769 | break; |
| 770 | } |
| 771 | clear_bit(WD_POST_EVENT_MASK, &pWdContext->wdEventFlag); |
| 772 | while(1) |
| 773 | { |
| 774 | // Check if Watchdog needs to shutdown |
| 775 | if(test_bit(WD_SHUTDOWN_EVENT_MASK, &pWdContext->wdEventFlag)) |
| 776 | { |
| 777 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
| 778 | "%s: Watchdog thread signaled to shutdown", __func__); |
| 779 | |
| 780 | clear_bit(WD_SHUTDOWN_EVENT_MASK, &pWdContext->wdEventFlag); |
| 781 | shutdown = VOS_TRUE; |
| 782 | break; |
| 783 | } |
| 784 | /* subsystem restart: shutdown event handler */ |
| 785 | else if(test_bit(WD_WLAN_SHUTDOWN_EVENT_MASK, &pWdContext->wdEventFlag)) |
| 786 | { |
| 787 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL, |
| 788 | "%s: Watchdog thread signaled to perform WLAN shutdown",__func__); |
| 789 | clear_bit(WD_WLAN_SHUTDOWN_EVENT_MASK, &pWdContext->wdEventFlag); |
| 790 | |
| 791 | //Perform WLAN shutdown |
| 792 | if(!pWdContext->resetInProgress) |
| 793 | { |
| 794 | pWdContext->resetInProgress = true; |
| 795 | vosStatus = hdd_wlan_shutdown(); |
| 796 | |
| 797 | if (! VOS_IS_STATUS_SUCCESS(vosStatus)) |
| 798 | { |
| 799 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL, |
| 800 | "%s: Failed to shutdown WLAN",__func__); |
| 801 | VOS_ASSERT(0); |
| 802 | goto err_reset; |
| 803 | } |
| 804 | } |
| 805 | } |
| 806 | /* subsystem restart: re-init event handler */ |
| 807 | else if(test_bit(WD_WLAN_REINIT_EVENT_MASK, &pWdContext->wdEventFlag)) |
| 808 | { |
| 809 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL, |
| 810 | "%s: Watchdog thread signaled to perform WLAN re-init",__func__); |
| 811 | clear_bit(WD_WLAN_REINIT_EVENT_MASK, &pWdContext->wdEventFlag); |
| 812 | |
| 813 | //Perform WLAN re-init |
| 814 | if(!pWdContext->resetInProgress) |
| 815 | { |
| 816 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL, |
| 817 | "%s: Trying to do WLAN re-init when it is not shutdown !!",__func__); |
| 818 | } |
| 819 | vosStatus = hdd_wlan_re_init(); |
| 820 | |
| 821 | if (! VOS_IS_STATUS_SUCCESS(vosStatus)) |
| 822 | { |
| 823 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL, |
| 824 | "%s: Failed to re-init WLAN",__func__); |
| 825 | VOS_ASSERT(0); |
| 826 | goto err_reset; |
| 827 | } |
| 828 | pWdContext->resetInProgress = false; |
| 829 | } |
| 830 | else |
| 831 | { |
| 832 | //Unnecessary wakeup - Should never happen!! |
| 833 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL, |
| 834 | "%s: Watchdog thread woke up unnecessarily",__func__); |
| 835 | } |
| 836 | break; |
| 837 | } // while message loop processing |
| 838 | } // while shutdown |
| 839 | |
| 840 | // If we get here the Watchdog thread must exit |
| 841 | VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 842 | "%s: Watchdog Thread exiting !!!!", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 843 | complete_and_exit(&pWdContext->WdShutdown, 0); |
| 844 | |
| 845 | err_reset: |
| 846 | VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 847 | "%s: Watchdog Thread Failed to Reset, Exiting!!!!", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 848 | return 0; |
| 849 | |
| 850 | } /* VosMCThread() */ |
| 851 | |
| 852 | /*--------------------------------------------------------------------------- |
| 853 | \brief VosTXThread() - The VOSS Main Tx thread |
| 854 | The \a VosTxThread() is the VOSS main controller thread: |
| 855 | \param Arg - pointer to the global vOSS Sched Context |
| 856 | |
| 857 | \return Thread exit code |
| 858 | \sa VosTxThread() |
| 859 | -------------------------------------------------------------------------*/ |
| 860 | #if !defined(ANI_MANF_DIAG) || defined(FEATURE_WLAN_INTEGRATED_SOC) |
| 861 | static int VosTXThread ( void * Arg ) |
| 862 | { |
| 863 | pVosSchedContext pSchedContext = (pVosSchedContext)Arg; |
| 864 | pVosMsgWrapper pMsgWrapper = NULL; |
| 865 | VOS_STATUS vStatus = VOS_STATUS_SUCCESS; |
| 866 | int retWaitStatus = 0; |
| 867 | v_BOOL_t shutdown = VOS_FALSE; |
| 868 | hdd_context_t *pHddCtx = NULL; |
| 869 | v_CONTEXT_t pVosContext = NULL; |
| 870 | |
| 871 | set_user_nice(current, -1); |
Madan Mohan Koyyalamudi | d68ecce | 2012-09-18 19:51:41 -0700 | [diff] [blame] | 872 | |
| 873 | #ifdef WLAN_FEATURE_11AC_HIGH_TP |
Madan Mohan Koyyalamudi | 893c77f | 2012-09-18 19:30:48 -0700 | [diff] [blame] | 874 | set_wake_up_idle(true); |
Madan Mohan Koyyalamudi | d68ecce | 2012-09-18 19:51:41 -0700 | [diff] [blame] | 875 | #endif |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 876 | |
| 877 | if (Arg == NULL) |
| 878 | { |
| 879 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 880 | "%s Bad Args passed", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 881 | return 0; |
| 882 | } |
| 883 | daemonize("TX_Thread"); |
| 884 | /* |
| 885 | ** Ack back to the context from which the main controller thread has been |
| 886 | ** created. |
| 887 | */ |
| 888 | complete(&pSchedContext->TxStartEvent); |
| 889 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
| 890 | "%s: TX Thread %d (%s) starting up!",__func__, current->pid, current->comm); |
| 891 | |
| 892 | /* Get the Global VOSS Context */ |
| 893 | pVosContext = vos_get_global_context(VOS_MODULE_ID_SYS, NULL); |
| 894 | if(!pVosContext) { |
| 895 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: Global VOS context is Null", __func__); |
| 896 | return 0; |
| 897 | } |
| 898 | |
| 899 | /* Get the HDD context */ |
| 900 | pHddCtx = (hdd_context_t *)vos_get_context(VOS_MODULE_ID_HDD, pVosContext ); |
| 901 | if(!pHddCtx) { |
| 902 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: HDD context is Null",__func__); |
| 903 | return 0; |
| 904 | } |
| 905 | |
| 906 | |
| 907 | while(!shutdown) |
| 908 | { |
| 909 | // This implements the execution model algorithm |
| 910 | retWaitStatus = wait_event_interruptible(pSchedContext->txWaitQueue, |
| 911 | test_bit(TX_POST_EVENT_MASK, &pSchedContext->txEventFlag) || |
| 912 | test_bit(TX_SUSPEND_EVENT_MASK, &pSchedContext->txEventFlag)); |
| 913 | |
| 914 | |
| 915 | if(retWaitStatus == -ERESTARTSYS) |
| 916 | { |
| 917 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 918 | "%s: wait_event_interruptible returned -ERESTARTSYS", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 919 | break; |
| 920 | } |
| 921 | clear_bit(TX_POST_EVENT_MASK, &pSchedContext->txEventFlag); |
| 922 | |
| 923 | while(1) |
| 924 | { |
| 925 | if(test_bit(TX_SHUTDOWN_EVENT_MASK, &pSchedContext->txEventFlag)) |
| 926 | { |
| 927 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
| 928 | "%s: TX thread signaled to shutdown", __func__); |
| 929 | shutdown = VOS_TRUE; |
| 930 | /* Check for any Suspend Indication */ |
| 931 | if(test_bit(TX_SUSPEND_EVENT_MASK, &pSchedContext->txEventFlag)) |
| 932 | { |
| 933 | clear_bit(TX_SUSPEND_EVENT_MASK, &pSchedContext->txEventFlag); |
| 934 | |
| 935 | /* Unblock anyone waiting on suspend */ |
| 936 | complete(&pHddCtx->tx_sus_event_var); |
| 937 | } |
| 938 | break; |
| 939 | } |
| 940 | // Check the SYS queue first |
| 941 | if (!vos_is_mq_empty(&pSchedContext->sysTxMq)) |
| 942 | { |
| 943 | // Service the SYS message queue |
| 944 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
| 945 | "%s: Servicing the VOS SYS TX Message queue",__func__); |
| 946 | pMsgWrapper = vos_mq_get(&pSchedContext->sysTxMq); |
| 947 | if (pMsgWrapper == NULL) |
| 948 | { |
| 949 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 950 | "%s: pMsgWrapper is NULL", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 951 | VOS_ASSERT(0); |
| 952 | break; |
| 953 | } |
| 954 | vStatus = sysTxProcessMsg( pSchedContext->pVContext, |
| 955 | pMsgWrapper->pVosMsg); |
| 956 | if (!VOS_IS_STATUS_SUCCESS(vStatus)) |
| 957 | { |
| 958 | VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 959 | "%s: Issue Processing TX SYS message",__func__); |
| 960 | } |
| 961 | // return message to the Core |
| 962 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 963 | continue; |
| 964 | } |
| 965 | // Check now the TL queue |
| 966 | if (!vos_is_mq_empty(&pSchedContext->tlTxMq)) |
| 967 | { |
| 968 | // Service the TL message queue |
| 969 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
| 970 | "%s: Servicing the VOS TL TX Message queue",__func__); |
| 971 | pMsgWrapper = vos_mq_get(&pSchedContext->tlTxMq); |
| 972 | if (pMsgWrapper == NULL) |
| 973 | { |
| 974 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 975 | "%s: pMsgWrapper is NULL", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 976 | VOS_ASSERT(0); |
| 977 | break; |
| 978 | } |
| 979 | vStatus = WLANTL_TxProcessMsg( pSchedContext->pVContext, |
| 980 | pMsgWrapper->pVosMsg); |
| 981 | if (!VOS_IS_STATUS_SUCCESS(vStatus)) |
| 982 | { |
| 983 | VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 984 | "%s: Issue Processing TX TL message",__func__); |
| 985 | } |
| 986 | // return message to the Core |
| 987 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 988 | continue; |
| 989 | } |
| 990 | #ifdef FEATURE_WLAN_INTEGRATED_SOC |
| 991 | // Check the WDI queue |
| 992 | if (!vos_is_mq_empty(&pSchedContext->wdiTxMq)) |
| 993 | { |
| 994 | wpt_msg *pWdiMsg; |
| 995 | VOS_TRACE(VOS_MODULE_ID_WDI, VOS_TRACE_LEVEL_INFO, |
| 996 | "%s: Servicing the VOS TX WDI Message queue",__func__); |
| 997 | |
| 998 | pMsgWrapper = vos_mq_get(&pSchedContext->wdiTxMq); |
Jeff Johnson | d13512a | 2012-07-17 11:42:19 -0700 | [diff] [blame] | 999 | |
| 1000 | if (pMsgWrapper == NULL) |
| 1001 | { |
| 1002 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1003 | "%s: pMsgWrapper is NULL", __func__); |
Jeff Johnson | d13512a | 2012-07-17 11:42:19 -0700 | [diff] [blame] | 1004 | VOS_ASSERT(0); |
| 1005 | break; |
| 1006 | } |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1007 | |
| 1008 | pWdiMsg = (wpt_msg *)pMsgWrapper->pVosMsg->bodyptr; |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1009 | |
Jeff Johnson | d13512a | 2012-07-17 11:42:19 -0700 | [diff] [blame] | 1010 | if(pWdiMsg == NULL || pWdiMsg->callback == NULL) |
| 1011 | { |
| 1012 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1013 | "%s: WDI Msg or Callback is NULL", __func__); |
Jeff Johnson | d13512a | 2012-07-17 11:42:19 -0700 | [diff] [blame] | 1014 | VOS_ASSERT(0); |
| 1015 | break; |
| 1016 | } |
| 1017 | |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1018 | pWdiMsg->callback(pWdiMsg); |
| 1019 | |
| 1020 | // return message to the Core |
| 1021 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 1022 | |
| 1023 | continue; |
| 1024 | } |
| 1025 | #else |
| 1026 | // Check the SSC queue |
| 1027 | if (!vos_is_mq_empty(&pSchedContext->sscTxMq)) |
| 1028 | { |
| 1029 | // Service the PE message queue |
| 1030 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
| 1031 | "%s: Servicing the VOS TX SSC Message queue",__func__); |
| 1032 | pMsgWrapper = vos_mq_get(&pSchedContext->sscTxMq); |
| 1033 | if (pMsgWrapper == NULL) |
| 1034 | { |
| 1035 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1036 | "%s: pMsgWrapper is NULL", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1037 | VOS_ASSERT(0); |
| 1038 | break; |
| 1039 | } |
| 1040 | vStatus = WLANSSC_ProcessMsg( pSchedContext->pVContext, |
| 1041 | pMsgWrapper->pVosMsg); |
| 1042 | if (!VOS_IS_STATUS_SUCCESS(vStatus)) |
| 1043 | { |
| 1044 | VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 1045 | "%s: Issue Processing TX TL message",__func__); |
| 1046 | } |
| 1047 | // return message to the Core |
| 1048 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 1049 | continue; |
| 1050 | } |
| 1051 | |
| 1052 | #endif |
| 1053 | /* Check for any Suspend Indication */ |
| 1054 | if(test_bit(TX_SUSPEND_EVENT_MASK, &pSchedContext->txEventFlag)) |
| 1055 | { |
| 1056 | clear_bit(TX_SUSPEND_EVENT_MASK, &pSchedContext->txEventFlag); |
| 1057 | spin_lock(&pSchedContext->TxThreadLock); |
| 1058 | |
| 1059 | /* Tx Thread Suspended */ |
| 1060 | complete(&pHddCtx->tx_sus_event_var); |
| 1061 | |
| 1062 | INIT_COMPLETION(pSchedContext->ResumeTxEvent); |
| 1063 | spin_unlock(&pSchedContext->TxThreadLock); |
| 1064 | |
| 1065 | /* Wait foe Resume Indication */ |
| 1066 | wait_for_completion_interruptible(&pSchedContext->ResumeTxEvent); |
| 1067 | } |
| 1068 | |
| 1069 | break; //All queues are empty now |
| 1070 | } // while message loop processing |
| 1071 | } // while TRUE |
| 1072 | // If we get here the TX thread must exit |
| 1073 | VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1074 | "%s: TX Thread exiting!!!!", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1075 | complete_and_exit(&pSchedContext->TxShutdown, 0); |
| 1076 | } /* VosTxThread() */ |
| 1077 | |
| 1078 | #ifdef FEATURE_WLAN_INTEGRATED_SOC |
| 1079 | /*--------------------------------------------------------------------------- |
| 1080 | \brief VosRXThread() - The VOSS Main Rx thread |
| 1081 | The \a VosRxThread() is the VOSS Rx controller thread: |
| 1082 | \param Arg - pointer to the global vOSS Sched Context |
| 1083 | |
| 1084 | \return Thread exit code |
| 1085 | \sa VosRxThread() |
| 1086 | -------------------------------------------------------------------------*/ |
| 1087 | |
| 1088 | static int VosRXThread ( void * Arg ) |
| 1089 | { |
| 1090 | pVosSchedContext pSchedContext = (pVosSchedContext)Arg; |
| 1091 | pVosMsgWrapper pMsgWrapper = NULL; |
| 1092 | int retWaitStatus = 0; |
| 1093 | v_BOOL_t shutdown = VOS_FALSE; |
| 1094 | hdd_context_t *pHddCtx = NULL; |
| 1095 | v_CONTEXT_t pVosContext = NULL; |
| 1096 | VOS_STATUS vStatus = VOS_STATUS_SUCCESS; |
| 1097 | |
| 1098 | set_user_nice(current, -1); |
Madan Mohan Koyyalamudi | d68ecce | 2012-09-18 19:51:41 -0700 | [diff] [blame] | 1099 | |
| 1100 | #ifdef WLAN_FEATURE_11AC_HIGH_TP |
Madan Mohan Koyyalamudi | 893c77f | 2012-09-18 19:30:48 -0700 | [diff] [blame] | 1101 | set_wake_up_idle(true); |
Madan Mohan Koyyalamudi | d68ecce | 2012-09-18 19:51:41 -0700 | [diff] [blame] | 1102 | #endif |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1103 | |
| 1104 | if (Arg == NULL) |
| 1105 | { |
| 1106 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1107 | "%s Bad Args passed", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1108 | return 0; |
| 1109 | } |
| 1110 | daemonize("RX_Thread"); |
| 1111 | /* |
| 1112 | ** Ack back to the context from which the main controller thread has been |
| 1113 | ** created. |
| 1114 | */ |
| 1115 | complete(&pSchedContext->RxStartEvent); |
| 1116 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
| 1117 | "%s: RX Thread %d (%s) starting up!",__func__, current->pid, current->comm); |
| 1118 | |
| 1119 | /* Get the Global VOSS Context */ |
| 1120 | pVosContext = vos_get_global_context(VOS_MODULE_ID_SYS, NULL); |
| 1121 | if(!pVosContext) { |
| 1122 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: Global VOS context is Null", __func__); |
| 1123 | return 0; |
| 1124 | } |
| 1125 | |
| 1126 | /* Get the HDD context */ |
| 1127 | pHddCtx = (hdd_context_t *)vos_get_context(VOS_MODULE_ID_HDD, pVosContext ); |
| 1128 | if(!pHddCtx) { |
| 1129 | hddLog(VOS_TRACE_LEVEL_FATAL,"%s: HDD context is Null",__func__); |
| 1130 | return 0; |
| 1131 | } |
| 1132 | |
| 1133 | while(!shutdown) |
| 1134 | { |
| 1135 | // This implements the execution model algorithm |
| 1136 | retWaitStatus = wait_event_interruptible(pSchedContext->rxWaitQueue, |
| 1137 | test_bit(RX_POST_EVENT_MASK, &pSchedContext->rxEventFlag) || |
| 1138 | test_bit(RX_SUSPEND_EVENT_MASK, &pSchedContext->rxEventFlag)); |
| 1139 | |
| 1140 | |
| 1141 | if(retWaitStatus == -ERESTARTSYS) |
| 1142 | { |
| 1143 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1144 | "%s: wait_event_interruptible returned -ERESTARTSYS", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1145 | break; |
| 1146 | } |
| 1147 | clear_bit(RX_POST_EVENT_MASK, &pSchedContext->rxEventFlag); |
| 1148 | |
| 1149 | while(1) |
| 1150 | { |
| 1151 | if(test_bit(RX_SHUTDOWN_EVENT_MASK, &pSchedContext->rxEventFlag)) |
| 1152 | { |
| 1153 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
| 1154 | "%s: RX thread signaled to shutdown", __func__); |
| 1155 | shutdown = VOS_TRUE; |
| 1156 | /* Check for any Suspend Indication */ |
| 1157 | if(test_bit(RX_SUSPEND_EVENT_MASK, &pSchedContext->rxEventFlag)) |
| 1158 | { |
| 1159 | clear_bit(RX_SUSPEND_EVENT_MASK, &pSchedContext->rxEventFlag); |
| 1160 | |
| 1161 | /* Unblock anyone waiting on suspend */ |
| 1162 | complete(&pHddCtx->rx_sus_event_var); |
| 1163 | } |
| 1164 | break; |
| 1165 | } |
| 1166 | |
| 1167 | |
| 1168 | // Check the SYS queue first |
| 1169 | if (!vos_is_mq_empty(&pSchedContext->sysRxMq)) |
| 1170 | { |
| 1171 | // Service the SYS message queue |
| 1172 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
| 1173 | "%s: Servicing the VOS SYS RX Message queue",__func__); |
| 1174 | pMsgWrapper = vos_mq_get(&pSchedContext->sysRxMq); |
| 1175 | if (pMsgWrapper == NULL) |
| 1176 | { |
| 1177 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1178 | "%s: pMsgWrapper is NULL", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1179 | VOS_ASSERT(0); |
| 1180 | break; |
| 1181 | } |
| 1182 | vStatus = sysRxProcessMsg( pSchedContext->pVContext, |
| 1183 | pMsgWrapper->pVosMsg); |
| 1184 | if (!VOS_IS_STATUS_SUCCESS(vStatus)) |
| 1185 | { |
| 1186 | VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 1187 | "%s: Issue Processing TX SYS message",__func__); |
| 1188 | } |
| 1189 | // return message to the Core |
| 1190 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 1191 | continue; |
| 1192 | } |
| 1193 | |
| 1194 | // Check the WDI queue |
| 1195 | if (!vos_is_mq_empty(&pSchedContext->wdiRxMq)) |
| 1196 | { |
| 1197 | wpt_msg *pWdiMsg; |
| 1198 | VOS_TRACE(VOS_MODULE_ID_WDI, VOS_TRACE_LEVEL_INFO, |
| 1199 | "%s: Servicing the VOS RX WDI Message queue",__func__); |
| 1200 | |
| 1201 | pMsgWrapper = vos_mq_get(&pSchedContext->wdiRxMq); |
| 1202 | if ((NULL == pMsgWrapper) || (NULL == pMsgWrapper->pVosMsg)) |
| 1203 | { |
| 1204 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1205 | "%s: wdiRxMq message is NULL", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1206 | VOS_ASSERT(0); |
| 1207 | // we won't return this wrapper since it is corrupt |
| 1208 | } |
| 1209 | else |
| 1210 | { |
| 1211 | pWdiMsg = (wpt_msg *)pMsgWrapper->pVosMsg->bodyptr; |
| 1212 | if ((NULL == pWdiMsg) || (NULL == pWdiMsg->callback)) |
| 1213 | { |
| 1214 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1215 | "%s: WDI Msg or callback is NULL", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1216 | VOS_ASSERT(0); |
| 1217 | } |
| 1218 | else |
| 1219 | { |
| 1220 | // invoke the message handler |
| 1221 | pWdiMsg->callback(pWdiMsg); |
| 1222 | } |
| 1223 | |
| 1224 | // return message to the Core |
| 1225 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 1226 | } |
| 1227 | continue; |
| 1228 | } |
| 1229 | |
| 1230 | /* Check for any Suspend Indication */ |
| 1231 | if(test_bit(RX_SUSPEND_EVENT_MASK, &pSchedContext->rxEventFlag)) |
| 1232 | { |
| 1233 | clear_bit(RX_SUSPEND_EVENT_MASK, &pSchedContext->rxEventFlag); |
| 1234 | spin_lock(&pSchedContext->RxThreadLock); |
| 1235 | |
| 1236 | /* Rx Thread Suspended */ |
| 1237 | complete(&pHddCtx->rx_sus_event_var); |
| 1238 | |
| 1239 | init_completion(&pSchedContext->ResumeRxEvent); |
| 1240 | spin_unlock(&pSchedContext->RxThreadLock); |
| 1241 | |
| 1242 | /* Wait for Resume Indication */ |
| 1243 | wait_for_completion_interruptible(&pSchedContext->ResumeRxEvent); |
| 1244 | } |
| 1245 | |
| 1246 | break; //All queues are empty now |
| 1247 | } // while message loop processing |
| 1248 | } // while TRUE |
| 1249 | // If we get here the RX thread must exit |
| 1250 | VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1251 | "%s: RX Thread exiting!!!!", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1252 | complete_and_exit(&pSchedContext->RxShutdown, 0); |
| 1253 | } /* VosRxThread() */ |
| 1254 | #endif |
| 1255 | |
| 1256 | #endif |
| 1257 | /*--------------------------------------------------------------------------- |
| 1258 | \brief vos_sched_close() - Close the vOSS Scheduler |
| 1259 | The \a vos_sched_closes() function closes the vOSS Scheduler |
| 1260 | Upon successful closing: |
| 1261 | - All the message queues are flushed |
| 1262 | - The Main Controller thread is closed |
| 1263 | - The Tx thread is closed |
| 1264 | |
| 1265 | \param pVosContext - pointer to the global vOSS Context |
| 1266 | \return VOS_STATUS_SUCCESS - Scheduler was successfully initialized and |
| 1267 | is ready to be used. |
| 1268 | VOS_STATUS_E_INVAL - Invalid parameter passed to the scheduler Open |
| 1269 | function |
| 1270 | VOS_STATUS_E_FAILURE - Failure to initialize the scheduler/ |
| 1271 | \sa vos_sched_close() |
| 1272 | ---------------------------------------------------------------------------*/ |
| 1273 | VOS_STATUS vos_sched_close ( v_PVOID_t pVosContext ) |
| 1274 | { |
| 1275 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1276 | "%s: invoked", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1277 | if (gpVosSchedContext == NULL) |
| 1278 | { |
| 1279 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1280 | "%s: gpVosSchedContext == NULL\n",__func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1281 | return VOS_STATUS_E_FAILURE; |
| 1282 | } |
| 1283 | |
| 1284 | // shut down MC Thread |
| 1285 | set_bit(MC_SHUTDOWN_EVENT_MASK, &gpVosSchedContext->mcEventFlag); |
| 1286 | set_bit(MC_POST_EVENT_MASK, &gpVosSchedContext->mcEventFlag); |
| 1287 | wake_up_interruptible(&gpVosSchedContext->mcWaitQueue); |
| 1288 | //Wait for MC to exit |
| 1289 | wait_for_completion_interruptible(&gpVosSchedContext->McShutdown); |
| 1290 | gpVosSchedContext->McThread = 0; |
| 1291 | |
| 1292 | #if !defined(ANI_MANF_DIAG) || defined(FEATURE_WLAN_INTEGRATED_SOC) |
| 1293 | // shut down TX Thread |
| 1294 | set_bit(TX_SHUTDOWN_EVENT_MASK, &gpVosSchedContext->txEventFlag); |
| 1295 | set_bit(TX_POST_EVENT_MASK, &gpVosSchedContext->txEventFlag); |
| 1296 | wake_up_interruptible(&gpVosSchedContext->txWaitQueue); |
| 1297 | //Wait for TX to exit |
| 1298 | wait_for_completion_interruptible(&gpVosSchedContext->TxShutdown); |
| 1299 | gpVosSchedContext->TxThread = 0; |
| 1300 | |
| 1301 | #ifdef FEATURE_WLAN_INTEGRATED_SOC |
| 1302 | // shut down RX Thread |
| 1303 | set_bit(RX_SHUTDOWN_EVENT_MASK, &gpVosSchedContext->rxEventFlag); |
| 1304 | set_bit(RX_POST_EVENT_MASK, &gpVosSchedContext->rxEventFlag); |
| 1305 | wake_up_interruptible(&gpVosSchedContext->rxWaitQueue); |
| 1306 | //Wait for RX to exit |
| 1307 | wait_for_completion_interruptible(&gpVosSchedContext->RxShutdown); |
| 1308 | gpVosSchedContext->RxThread = 0; |
| 1309 | #endif // FEATURE_WLAN_INTEGRATED_SOC |
| 1310 | #endif // !defined(ANI_MANF_DIAG) || defined(FEATURE_WLAN_INTEGRATED_SOC) |
| 1311 | |
| 1312 | //Clean up message queues of TX and MC thread |
| 1313 | vos_sched_flush_mc_mqs(gpVosSchedContext); |
| 1314 | #if !defined(ANI_MANF_DIAG) || defined(FEATURE_WLAN_INTEGRATED_SOC) |
| 1315 | vos_sched_flush_tx_mqs(gpVosSchedContext); |
| 1316 | #ifdef FEATURE_WLAN_INTEGRATED_SOC |
| 1317 | vos_sched_flush_rx_mqs(gpVosSchedContext); |
| 1318 | #endif // FEATURE_WLAN_INTEGRATED_SOC |
| 1319 | #endif // !defined(ANI_MANF_DIAG) || defined(FEATURE_WLAN_INTEGRATED_SOC) |
| 1320 | |
| 1321 | //Deinit all the queues |
| 1322 | vos_sched_deinit_mqs(gpVosSchedContext); |
| 1323 | |
| 1324 | return VOS_STATUS_SUCCESS; |
| 1325 | } /* vox_sched_close() */ |
| 1326 | |
| 1327 | VOS_STATUS vos_watchdog_close ( v_PVOID_t pVosContext ) |
| 1328 | { |
| 1329 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1330 | "%s: vos_watchdog closing now", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1331 | if (gpVosWatchdogContext == NULL) |
| 1332 | { |
| 1333 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1334 | "%s: gpVosWatchdogContext is NULL\n",__func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1335 | return VOS_STATUS_E_FAILURE; |
| 1336 | } |
| 1337 | set_bit(WD_SHUTDOWN_EVENT_MASK, &gpVosWatchdogContext->wdEventFlag); |
| 1338 | set_bit(WD_POST_EVENT_MASK, &gpVosWatchdogContext->wdEventFlag); |
| 1339 | wake_up_interruptible(&gpVosWatchdogContext->wdWaitQueue); |
| 1340 | //Wait for Watchdog thread to exit |
| 1341 | wait_for_completion_interruptible(&gpVosWatchdogContext->WdShutdown); |
| 1342 | return VOS_STATUS_SUCCESS; |
| 1343 | } /* vos_watchdog_close() */ |
| 1344 | |
| 1345 | VOS_STATUS vos_watchdog_chip_reset ( vos_chip_reset_reason_type reason ) |
| 1346 | { |
| 1347 | #ifdef FEATURE_WLAN_NON_INTEGRATED_SOC |
| 1348 | v_CONTEXT_t pVosContext = NULL; |
| 1349 | hdd_context_t *pHddCtx = NULL; |
| 1350 | hdd_chip_reset_stats_t *pResetStats; |
| 1351 | struct sdio_func *sdio_func_dev = NULL; |
| 1352 | |
| 1353 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1354 | "%s: vos_watchdog resetting WLAN", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1355 | if (gpVosWatchdogContext == NULL) |
| 1356 | { |
| 1357 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1358 | "%s: Watchdog not enabled. LOGP ignored.",__func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1359 | return VOS_STATUS_E_FAILURE; |
| 1360 | } |
| 1361 | |
| 1362 | pVosContext = vos_get_global_context(VOS_MODULE_ID_HDD, NULL); |
| 1363 | pHddCtx = (hdd_context_t *)vos_get_context(VOS_MODULE_ID_HDD, pVosContext ); |
| 1364 | |
| 1365 | hdd_reset_all_adapters(pHddCtx); |
| 1366 | |
| 1367 | sdio_func_dev = libra_getsdio_funcdev(); |
| 1368 | |
| 1369 | if(sdio_func_dev == NULL) |
| 1370 | { |
| 1371 | /* Our card got removed before LOGP. Continue with reset anyways */ |
| 1372 | hddLog(VOS_TRACE_LEVEL_FATAL, "%s: sdio_func_dev is NULL!",__func__); |
| 1373 | return VOS_STATUS_SUCCESS; |
| 1374 | } |
| 1375 | |
| 1376 | sd_claim_host(sdio_func_dev); |
| 1377 | |
| 1378 | /* Disable SDIO IRQ since we are in LOGP state */ |
| 1379 | libra_disable_sdio_irq_capability(sdio_func_dev, 1); |
| 1380 | libra_enable_sdio_irq(sdio_func_dev, 0); |
| 1381 | |
| 1382 | sd_release_host(sdio_func_dev); |
| 1383 | |
| 1384 | /* Take the lock here */ |
| 1385 | spin_lock(&gpVosWatchdogContext->wdLock); |
| 1386 | |
| 1387 | if (gpVosWatchdogContext->resetInProgress) |
| 1388 | { |
| 1389 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL, |
| 1390 | "%s: Reset already in Progress. Ignoring signaling Watchdog", |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1391 | __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1392 | /* Release the lock here */ |
| 1393 | spin_unlock(&gpVosWatchdogContext->wdLock); |
| 1394 | return VOS_STATUS_E_FAILURE; |
| 1395 | } |
| 1396 | else if (pHddCtx->isLogpInProgress) |
| 1397 | { |
| 1398 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL, |
| 1399 | "%s: LOGP already in Progress. Ignoring signaling Watchdog", |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1400 | __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1401 | /* Release the lock here */ |
| 1402 | spin_unlock(&gpVosWatchdogContext->wdLock); |
| 1403 | return VOS_STATUS_E_FAILURE; |
| 1404 | } |
| 1405 | |
| 1406 | VOS_ASSERT(0); |
| 1407 | |
| 1408 | pVosContext = vos_get_global_context(VOS_MODULE_ID_HDD, NULL); |
| 1409 | pAdapter = (hdd_adapter_t *)vos_get_context(VOS_MODULE_ID_HDD,pVosContext); |
| 1410 | |
| 1411 | /* Set the flags so that all future CMD53 and Wext commands get blocked right away */ |
| 1412 | vos_set_logp_in_progress(VOS_MODULE_ID_VOSS, TRUE); |
| 1413 | pHddCtx->isLogpInProgress = TRUE; |
| 1414 | |
| 1415 | /* Release the lock here */ |
| 1416 | spin_unlock(&gpVosWatchdogContext->wdLock); |
| 1417 | |
| 1418 | if (pHddCtx->isLoadUnloadInProgress) |
| 1419 | { |
| 1420 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL, |
| 1421 | "%s: Load/unload in Progress. Ignoring signaling Watchdog", |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1422 | __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1423 | return VOS_STATUS_E_FAILURE; |
| 1424 | } |
| 1425 | |
| 1426 | #ifdef CONFIG_HAS_EARLYSUSPEND |
| 1427 | if(VOS_STATUS_SUCCESS != hdd_wlan_reset_initialization()) |
| 1428 | { |
| 1429 | /* This can fail if card got removed by SDCC during resume */ |
| 1430 | VOS_ASSERT(0); |
| 1431 | } |
| 1432 | #endif |
| 1433 | |
| 1434 | /* Update Reset Statistics */ |
| 1435 | pResetStats = &pHddCtx->hddChipResetStats; |
| 1436 | pResetStats->totalLogpResets++; |
| 1437 | |
| 1438 | switch (reason) |
| 1439 | { |
| 1440 | case VOS_CHIP_RESET_CMD53_FAILURE: |
| 1441 | pResetStats->totalCMD53Failures++; |
| 1442 | break; |
| 1443 | case VOS_CHIP_RESET_FW_EXCEPTION: |
| 1444 | pResetStats->totalFWHearbeatFailures++; |
| 1445 | break; |
| 1446 | case VOS_CHIP_RESET_MUTEX_READ_FAILURE: |
| 1447 | pResetStats->totalMutexReadFailures++; |
| 1448 | break; |
| 1449 | case VOS_CHIP_RESET_MIF_EXCEPTION: |
| 1450 | pResetStats->totalMIFErrorFailures++; |
| 1451 | break; |
| 1452 | default: |
| 1453 | pResetStats->totalUnknownExceptions++; |
| 1454 | break; |
| 1455 | } |
| 1456 | |
| 1457 | set_bit(WD_CHIP_RESET_EVENT_MASK, &gpVosWatchdogContext->wdEventFlag); |
| 1458 | set_bit(WD_POST_EVENT_MASK, &gpVosWatchdogContext->wdEventFlag); |
| 1459 | wake_up_interruptible(&gpVosWatchdogContext->wdWaitQueue); |
| 1460 | #endif |
| 1461 | return VOS_STATUS_SUCCESS; |
| 1462 | } /* vos_watchdog_chip_reset() */ |
| 1463 | |
| 1464 | /*--------------------------------------------------------------------------- |
| 1465 | \brief vos_sched_init_mqs: Initialize the vOSS Scheduler message queues |
| 1466 | The \a vos_sched_init_mqs() function initializes the vOSS Scheduler |
| 1467 | message queues. |
| 1468 | \param pVosSchedContext - pointer to the Scheduler Context. |
| 1469 | \return VOS_STATUS_SUCCESS - Scheduler was successfully initialized and |
| 1470 | is ready to be used. |
| 1471 | VOS_STATUS_E_RESOURCES - System resources (other than memory) |
| 1472 | are unavailable to initilize the scheduler |
| 1473 | |
| 1474 | \sa vos_sched_init_mqs() |
| 1475 | -------------------------------------------------------------------------*/ |
| 1476 | VOS_STATUS vos_sched_init_mqs ( pVosSchedContext pSchedContext ) |
| 1477 | { |
| 1478 | VOS_STATUS vStatus = VOS_STATUS_SUCCESS; |
| 1479 | // Now intialize all the message queues |
| 1480 | #ifdef FEATURE_WLAN_INTEGRATED_SOC |
| 1481 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1482 | "%s: Initializing the WDA MC Message queue",__func__); |
| 1483 | vStatus = vos_mq_init(&pSchedContext->wdaMcMq); |
| 1484 | if (! VOS_IS_STATUS_SUCCESS(vStatus)) |
| 1485 | { |
| 1486 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 1487 | "%s: Failed to init WDA MC Message queue",__func__); |
| 1488 | VOS_ASSERT(0); |
| 1489 | return vStatus; |
| 1490 | } |
| 1491 | #else |
| 1492 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1493 | "%s: Initializing the HAL MC Message queue",__func__); |
| 1494 | vStatus = vos_mq_init(&pSchedContext->halMcMq); |
| 1495 | if (! VOS_IS_STATUS_SUCCESS(vStatus)) |
| 1496 | { |
| 1497 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 1498 | "%s: Failed to init HAL MC Message queue",__func__); |
| 1499 | VOS_ASSERT(0); |
| 1500 | return vStatus; |
| 1501 | } |
| 1502 | #endif |
| 1503 | #if !defined(ANI_MANF_DIAG) || defined(FEATURE_WLAN_INTEGRATED_SOC) |
| 1504 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1505 | "%s: Initializing the PE MC Message queue",__func__); |
| 1506 | vStatus = vos_mq_init(&pSchedContext->peMcMq); |
| 1507 | if (! VOS_IS_STATUS_SUCCESS(vStatus)) |
| 1508 | { |
| 1509 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 1510 | "%s: Failed to init PE MC Message queue",__func__); |
| 1511 | VOS_ASSERT(0); |
| 1512 | return vStatus; |
| 1513 | } |
| 1514 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1515 | "%s: Initializing the SME MC Message queue", __func__); |
| 1516 | vStatus = vos_mq_init(&pSchedContext->smeMcMq); |
| 1517 | if (! VOS_IS_STATUS_SUCCESS(vStatus)) |
| 1518 | { |
| 1519 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 1520 | "%s: Failed to init SME MC Message queue",__func__); |
| 1521 | VOS_ASSERT(0); |
| 1522 | return vStatus; |
| 1523 | } |
| 1524 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1525 | "%s: Initializing the TL MC Message queue",__func__); |
| 1526 | vStatus = vos_mq_init(&pSchedContext->tlMcMq); |
| 1527 | if (! VOS_IS_STATUS_SUCCESS(vStatus)) |
| 1528 | { |
| 1529 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 1530 | "%s: Failed to init TL MC Message queue",__func__); |
| 1531 | VOS_ASSERT(0); |
| 1532 | return vStatus; |
| 1533 | } |
| 1534 | #endif |
| 1535 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1536 | "%s: Initializing the SYS MC Message queue",__func__); |
| 1537 | vStatus = vos_mq_init(&pSchedContext->sysMcMq); |
| 1538 | if (! VOS_IS_STATUS_SUCCESS(vStatus)) |
| 1539 | { |
| 1540 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 1541 | "%s: Failed to init SYS MC Message queue",__func__); |
| 1542 | VOS_ASSERT(0); |
| 1543 | return vStatus; |
| 1544 | } |
| 1545 | #ifdef FEATURE_WLAN_INTEGRATED_SOC |
| 1546 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1547 | "%s: Initializing the WDI MC Message queue",__func__); |
| 1548 | |
| 1549 | vStatus = vos_mq_init(&pSchedContext->wdiMcMq); |
| 1550 | if (! VOS_IS_STATUS_SUCCESS(vStatus)) |
| 1551 | { |
| 1552 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 1553 | "%s: Failed to init WDI MC Message queue",__func__); |
| 1554 | VOS_ASSERT(0); |
| 1555 | return vStatus; |
| 1556 | } |
| 1557 | #endif |
| 1558 | |
| 1559 | #if !defined(ANI_MANF_DIAG) || defined(FEATURE_WLAN_INTEGRATED_SOC) |
| 1560 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1561 | "%s: Initializing the TL Tx Message queue",__func__); |
| 1562 | vStatus = vos_mq_init(&pSchedContext->tlTxMq); |
| 1563 | if (! VOS_IS_STATUS_SUCCESS(vStatus)) |
| 1564 | { |
| 1565 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 1566 | "%s: Failed to init TL TX Message queue",__func__); |
| 1567 | VOS_ASSERT(0); |
| 1568 | return vStatus; |
| 1569 | } |
| 1570 | #ifndef FEATURE_WLAN_INTEGRATED_SOC |
| 1571 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1572 | "%s: Initializing the SSC Tx Message queue",__func__); |
| 1573 | vStatus = vos_mq_init(&pSchedContext->sscTxMq); |
| 1574 | if (! VOS_IS_STATUS_SUCCESS(vStatus)) |
| 1575 | { |
| 1576 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 1577 | "%s: Failed to init SSC TX Message queue",__func__); |
| 1578 | VOS_ASSERT(0); |
| 1579 | return vStatus; |
| 1580 | } |
| 1581 | #else |
| 1582 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1583 | "%s: Initializing the WDI Tx Message queue",__func__); |
| 1584 | vStatus = vos_mq_init(&pSchedContext->wdiTxMq); |
| 1585 | if (! VOS_IS_STATUS_SUCCESS(vStatus)) |
| 1586 | { |
| 1587 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 1588 | "%s: Failed to init WDI TX Message queue",__func__); |
| 1589 | VOS_ASSERT(0); |
| 1590 | return vStatus; |
| 1591 | } |
| 1592 | |
| 1593 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1594 | "%s: Initializing the WDI Rx Message queue",__func__); |
| 1595 | |
| 1596 | vStatus = vos_mq_init(&pSchedContext->wdiRxMq); |
| 1597 | if (! VOS_IS_STATUS_SUCCESS(vStatus)) |
| 1598 | { |
| 1599 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 1600 | "%s: Failed to init WDI RX Message queue",__func__); |
| 1601 | VOS_ASSERT(0); |
| 1602 | return vStatus; |
| 1603 | } |
| 1604 | |
| 1605 | #endif |
| 1606 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1607 | "%s: Initializing the SYS Tx Message queue",__func__); |
| 1608 | vStatus = vos_mq_init(&pSchedContext->sysTxMq); |
| 1609 | if (! VOS_IS_STATUS_SUCCESS(vStatus)) |
| 1610 | { |
| 1611 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 1612 | "%s: Failed to init SYS TX Message queue",__func__); |
| 1613 | VOS_ASSERT(0); |
| 1614 | return vStatus; |
| 1615 | } |
| 1616 | |
| 1617 | vStatus = vos_mq_init(&pSchedContext->sysRxMq); |
| 1618 | if (! VOS_IS_STATUS_SUCCESS(vStatus)) |
| 1619 | { |
| 1620 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
| 1621 | "%s: Failed to init SYS RX Message queue",__func__); |
| 1622 | VOS_ASSERT(0); |
| 1623 | return vStatus; |
| 1624 | } |
| 1625 | #endif |
| 1626 | return VOS_STATUS_SUCCESS; |
| 1627 | } /* vos_sched_init_mqs() */ |
| 1628 | |
| 1629 | /*--------------------------------------------------------------------------- |
| 1630 | \brief vos_sched_deinit_mqs: Deinitialize the vOSS Scheduler message queues |
| 1631 | The \a vos_sched_init_mqs() function deinitializes the vOSS Scheduler |
| 1632 | message queues. |
| 1633 | \param pVosSchedContext - pointer to the Scheduler Context. |
| 1634 | \return None |
| 1635 | \sa vos_sched_deinit_mqs() |
| 1636 | -------------------------------------------------------------------------*/ |
| 1637 | void vos_sched_deinit_mqs ( pVosSchedContext pSchedContext ) |
| 1638 | { |
| 1639 | // Now de-intialize all message queues |
| 1640 | #ifndef FEATURE_WLAN_INTEGRATED_SOC |
| 1641 | // MC HAL |
| 1642 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1643 | "%s De-Initializing the HAL MC Message queue",__func__); |
| 1644 | vos_mq_deinit(&pSchedContext->halMcMq); |
| 1645 | #else |
| 1646 | // MC WDA |
| 1647 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1648 | "%s De-Initializing the WDA MC Message queue",__func__); |
| 1649 | vos_mq_deinit(&pSchedContext->wdaMcMq); |
| 1650 | #endif |
| 1651 | #if !defined(ANI_MANF_DIAG) || defined(FEATURE_WLAN_INTEGRATED_SOC) |
| 1652 | //MC PE |
| 1653 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1654 | "%s De-Initializing the PE MC Message queue",__func__); |
| 1655 | vos_mq_deinit(&pSchedContext->peMcMq); |
| 1656 | //MC SME |
| 1657 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1658 | "%s De-Initializing the SME MC Message queue",__func__); |
| 1659 | vos_mq_deinit(&pSchedContext->smeMcMq); |
| 1660 | //MC TL |
| 1661 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1662 | "%s De-Initializing the TL MC Message queue",__func__); |
| 1663 | vos_mq_deinit(&pSchedContext->tlMcMq); |
| 1664 | #endif |
| 1665 | //MC SYS |
| 1666 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1667 | "%s De-Initializing the SYS MC Message queue",__func__); |
| 1668 | vos_mq_deinit(&pSchedContext->sysMcMq); |
| 1669 | #ifdef FEATURE_WLAN_INTEGRATED_SOC |
| 1670 | // MC WDI |
| 1671 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1672 | "%s De-Initializing the WDI MC Message queue",__func__); |
| 1673 | vos_mq_deinit(&pSchedContext->wdiMcMq); |
| 1674 | #endif |
| 1675 | |
| 1676 | #if !defined(ANI_MANF_DIAG) || defined(FEATURE_WLAN_INTEGRATED_SOC) |
| 1677 | //Tx TL |
| 1678 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1679 | "%s De-Initializing the TL Tx Message queue",__func__); |
| 1680 | vos_mq_deinit(&pSchedContext->tlTxMq); |
| 1681 | #ifndef FEATURE_WLAN_INTEGRATED_SOC |
| 1682 | //Tx SSC |
| 1683 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1684 | "%s: DeInitializing the SSC Tx Message queue",__func__); |
| 1685 | vos_mq_deinit(&pSchedContext->sscTxMq); |
| 1686 | |
| 1687 | #else |
| 1688 | //Tx WDI |
| 1689 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1690 | "%s: DeInitializing the WDI Tx Message queue",__func__); |
| 1691 | vos_mq_deinit(&pSchedContext->wdiTxMq); |
| 1692 | |
| 1693 | |
| 1694 | //Rx WDI |
| 1695 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1696 | "%s: DeInitializing the WDI Rx Message queue",__func__); |
| 1697 | vos_mq_deinit(&pSchedContext->wdiRxMq); |
| 1698 | #endif |
| 1699 | |
| 1700 | //Tx SYS |
| 1701 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1702 | "%s: DeInitializing the SYS Tx Message queue",__func__); |
| 1703 | vos_mq_deinit(&pSchedContext->sysTxMq); |
| 1704 | |
| 1705 | //Rx SYS |
| 1706 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO_HIGH, |
| 1707 | "%s: DeInitializing the SYS Rx Message queue",__func__); |
| 1708 | vos_mq_deinit(&pSchedContext->sysRxMq); |
| 1709 | |
| 1710 | #endif |
| 1711 | } /* vos_sched_deinit_mqs() */ |
| 1712 | |
| 1713 | /*------------------------------------------------------------------------- |
| 1714 | this helper function flushes all the MC message queues |
| 1715 | -------------------------------------------------------------------------*/ |
| 1716 | void vos_sched_flush_mc_mqs ( pVosSchedContext pSchedContext ) |
| 1717 | { |
| 1718 | pVosMsgWrapper pMsgWrapper = NULL; |
| 1719 | pVosContextType vosCtx; |
| 1720 | |
| 1721 | /* |
| 1722 | ** Here each of the MC thread MQ shall be drained and returned to the |
| 1723 | ** Core. Before returning a wrapper to the Core, the VOS message shall be |
| 1724 | ** freed first |
| 1725 | */ |
| 1726 | VOS_TRACE( VOS_MODULE_ID_VOSS, |
| 1727 | VOS_TRACE_LEVEL_INFO, |
| 1728 | ("Flushing the MC Thread message queue\n") ); |
| 1729 | |
| 1730 | if (NULL == pSchedContext) |
| 1731 | { |
| 1732 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1733 | "%s: pSchedContext is NULL", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1734 | return; |
| 1735 | } |
| 1736 | |
| 1737 | vosCtx = (pVosContextType)(pSchedContext->pVContext); |
| 1738 | if (NULL == vosCtx) |
| 1739 | { |
| 1740 | VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1741 | "%s: vosCtx is NULL", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1742 | return; |
| 1743 | } |
| 1744 | |
| 1745 | /* Flush the SYS Mq */ |
| 1746 | while( NULL != (pMsgWrapper = vos_mq_get(&pSchedContext->sysMcMq) )) |
| 1747 | { |
| 1748 | VOS_TRACE( VOS_MODULE_ID_VOSS, |
| 1749 | VOS_TRACE_LEVEL_INFO, |
| 1750 | "%s: Freeing MC SYS message type %d ",__func__, |
| 1751 | pMsgWrapper->pVosMsg->type ); |
| 1752 | sysMcFreeMsg(pSchedContext->pVContext, pMsgWrapper->pVosMsg); |
| 1753 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 1754 | } |
| 1755 | #ifndef FEATURE_WLAN_INTEGRATED_SOC |
| 1756 | /* Flush the HAL Mq */ |
| 1757 | while( NULL != (pMsgWrapper = vos_mq_get(&pSchedContext->halMcMq) )) |
| 1758 | { |
| 1759 | VOS_TRACE( VOS_MODULE_ID_VOSS, |
| 1760 | VOS_TRACE_LEVEL_INFO, |
| 1761 | "%s: Freeing MC HAL MSG message type %d",__func__, |
| 1762 | pMsgWrapper->pVosMsg->type ); |
| 1763 | halFreeMsg(vosCtx->pMACContext, (tSirMsgQ*)pMsgWrapper->pVosMsg); |
| 1764 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 1765 | } |
| 1766 | #else |
| 1767 | /* Flush the WDA Mq */ |
| 1768 | while( NULL != (pMsgWrapper = vos_mq_get(&pSchedContext->wdaMcMq) )) |
| 1769 | { |
| 1770 | if(pMsgWrapper->pVosMsg != NULL) |
| 1771 | { |
| 1772 | VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
| 1773 | "%s: Freeing MC WDA MSG message type %d", |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1774 | __func__, pMsgWrapper->pVosMsg->type ); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1775 | if (pMsgWrapper->pVosMsg->bodyptr) { |
| 1776 | vos_mem_free((v_VOID_t*)pMsgWrapper->pVosMsg->bodyptr); |
| 1777 | } |
| 1778 | |
| 1779 | pMsgWrapper->pVosMsg->bodyptr = NULL; |
| 1780 | pMsgWrapper->pVosMsg->bodyval = 0; |
| 1781 | pMsgWrapper->pVosMsg->type = 0; |
| 1782 | } |
| 1783 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 1784 | } |
| 1785 | |
| 1786 | /* Flush the WDI Mq */ |
| 1787 | while( NULL != (pMsgWrapper = vos_mq_get(&pSchedContext->wdiMcMq) )) |
| 1788 | { |
| 1789 | if(pMsgWrapper->pVosMsg != NULL) |
| 1790 | { |
| 1791 | VOS_TRACE( VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_INFO, |
| 1792 | "%s: Freeing MC WDI MSG message type %d", |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1793 | __func__, pMsgWrapper->pVosMsg->type ); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1794 | if (pMsgWrapper->pVosMsg->bodyptr) { |
| 1795 | vos_mem_free((v_VOID_t*)pMsgWrapper->pVosMsg->bodyptr); |
| 1796 | } |
| 1797 | |
| 1798 | pMsgWrapper->pVosMsg->bodyptr = NULL; |
| 1799 | pMsgWrapper->pVosMsg->bodyval = 0; |
| 1800 | pMsgWrapper->pVosMsg->type = 0; |
| 1801 | } |
| 1802 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 1803 | } |
| 1804 | |
| 1805 | #endif |
| 1806 | #if !defined(ANI_MANF_DIAG) || defined(FEATURE_WLAN_INTEGRATED_SOC) |
| 1807 | /* Flush the PE Mq */ |
| 1808 | while( NULL != (pMsgWrapper = vos_mq_get(&pSchedContext->peMcMq) )) |
| 1809 | { |
| 1810 | VOS_TRACE( VOS_MODULE_ID_VOSS, |
| 1811 | VOS_TRACE_LEVEL_INFO, |
| 1812 | "%s: Freeing MC PE MSG message type %d",__func__, |
| 1813 | pMsgWrapper->pVosMsg->type ); |
| 1814 | peFreeMsg(vosCtx->pMACContext, (tSirMsgQ*)pMsgWrapper->pVosMsg); |
| 1815 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 1816 | } |
| 1817 | /* Flush the SME Mq */ |
| 1818 | while( NULL != (pMsgWrapper = vos_mq_get(&pSchedContext->smeMcMq) )) |
| 1819 | { |
| 1820 | VOS_TRACE( VOS_MODULE_ID_VOSS, |
| 1821 | VOS_TRACE_LEVEL_INFO, |
| 1822 | "%s: Freeing MC SME MSG message type %d", __func__, |
| 1823 | pMsgWrapper->pVosMsg->type ); |
| 1824 | sme_FreeMsg(vosCtx->pMACContext, pMsgWrapper->pVosMsg); |
| 1825 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 1826 | } |
| 1827 | /* Flush the TL Mq */ |
| 1828 | while( NULL != (pMsgWrapper = vos_mq_get(&pSchedContext->tlMcMq) )) |
| 1829 | { |
| 1830 | VOS_TRACE( VOS_MODULE_ID_VOSS, |
| 1831 | VOS_TRACE_LEVEL_INFO, |
| 1832 | "%s: Freeing MC TL message type %d",__func__, |
| 1833 | pMsgWrapper->pVosMsg->type ); |
| 1834 | WLANTL_McFreeMsg(pSchedContext->pVContext, pMsgWrapper->pVosMsg); |
| 1835 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 1836 | } |
| 1837 | #endif |
| 1838 | } /* vos_sched_flush_mc_mqs() */ |
| 1839 | |
| 1840 | /*------------------------------------------------------------------------- |
| 1841 | This helper function flushes all the TX message queues |
| 1842 | ------------------------------------------------------------------------*/ |
| 1843 | void vos_sched_flush_tx_mqs ( pVosSchedContext pSchedContext ) |
| 1844 | { |
| 1845 | pVosMsgWrapper pMsgWrapper = NULL; |
| 1846 | /* |
| 1847 | ** Here each of the TX thread MQ shall be drained and returned to the |
| 1848 | ** Core. Before returning a wrapper to the Core, the VOS message shall |
| 1849 | ** be freed first |
| 1850 | */ |
| 1851 | VOS_TRACE( VOS_MODULE_ID_VOSS, |
| 1852 | VOS_TRACE_LEVEL_INFO, |
| 1853 | "%s: Flushing the TX Thread message queue",__func__); |
| 1854 | |
| 1855 | if (NULL == pSchedContext) |
| 1856 | { |
| 1857 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1858 | "%s: pSchedContext is NULL", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1859 | return; |
| 1860 | } |
| 1861 | |
| 1862 | /* Flush the SYS Mq */ |
| 1863 | while( NULL != (pMsgWrapper = vos_mq_get(&pSchedContext->sysTxMq) )) |
| 1864 | { |
| 1865 | VOS_TRACE( VOS_MODULE_ID_VOSS, |
| 1866 | VOS_TRACE_LEVEL_INFO, |
| 1867 | "%s: Freeing TX SYS message type %d",__func__, |
| 1868 | pMsgWrapper->pVosMsg->type ); |
| 1869 | sysTxFreeMsg(pSchedContext->pVContext, pMsgWrapper->pVosMsg); |
| 1870 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 1871 | } |
| 1872 | /* Flush the TL Mq */ |
| 1873 | while( NULL != (pMsgWrapper = vos_mq_get(&pSchedContext->tlTxMq) )) |
| 1874 | { |
| 1875 | VOS_TRACE( VOS_MODULE_ID_VOSS, |
| 1876 | VOS_TRACE_LEVEL_INFO, |
| 1877 | "%s: Freeing TX TL MSG message type %d",__func__, |
| 1878 | pMsgWrapper->pVosMsg->type ); |
| 1879 | WLANTL_TxFreeMsg(pSchedContext->pVContext, pMsgWrapper->pVosMsg); |
| 1880 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 1881 | } |
| 1882 | #ifndef FEATURE_WLAN_INTEGRATED_SOC |
| 1883 | /* Flush the SSC Mq */ |
| 1884 | while( NULL != (pMsgWrapper = vos_mq_get(&pSchedContext->sscTxMq) )) |
| 1885 | { |
| 1886 | VOS_TRACE( VOS_MODULE_ID_VOSS, |
| 1887 | VOS_TRACE_LEVEL_INFO, |
| 1888 | "%s: Freeing TX SSC MSG message type %d",__func__, |
| 1889 | pMsgWrapper->pVosMsg->type ); |
| 1890 | WLANSSC_FreeMsg(pSchedContext->pVContext, pMsgWrapper->pVosMsg); |
| 1891 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 1892 | } |
| 1893 | #else |
| 1894 | /* Flush the WDI Mq */ |
| 1895 | while( NULL != (pMsgWrapper = vos_mq_get(&pSchedContext->wdiTxMq) )) |
| 1896 | { |
| 1897 | VOS_TRACE( VOS_MODULE_ID_VOSS, |
| 1898 | VOS_TRACE_LEVEL_INFO, |
| 1899 | "%s: Freeing TX WDI MSG message type %d",__func__, |
| 1900 | pMsgWrapper->pVosMsg->type ); |
| 1901 | sysTxFreeMsg(pSchedContext->pVContext, pMsgWrapper->pVosMsg); |
| 1902 | vos_core_return_msg(pSchedContext->pVContext, pMsgWrapper); |
| 1903 | } |
| 1904 | #endif |
| 1905 | } /* vos_sched_flush_tx_mqs() */ |
| 1906 | #ifdef FEATURE_WLAN_INTEGRATED_SOC |
| 1907 | /*------------------------------------------------------------------------- |
| 1908 | This helper function flushes all the RX message queues |
| 1909 | ------------------------------------------------------------------------*/ |
| 1910 | void vos_sched_flush_rx_mqs ( pVosSchedContext pSchedContext ) |
| 1911 | { |
| 1912 | pVosMsgWrapper pMsgWrapper = NULL; |
| 1913 | /* |
| 1914 | ** Here each of the RX thread MQ shall be drained and returned to the |
| 1915 | ** Core. Before returning a wrapper to the Core, the VOS message shall |
| 1916 | ** be freed first |
| 1917 | */ |
| 1918 | VOS_TRACE( VOS_MODULE_ID_VOSS, |
| 1919 | VOS_TRACE_LEVEL_INFO, |
| 1920 | "%s: Flushing the RX Thread message queue",__func__); |
| 1921 | |
| 1922 | if (NULL == pSchedContext) |
| 1923 | { |
| 1924 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1925 | "%s: pSchedContext is NULL", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1926 | return; |
| 1927 | } |
| 1928 | |
| 1929 | while( NULL != (pMsgWrapper = vos_mq_get(&pSchedContext->wdiRxMq) )) |
| 1930 | { |
| 1931 | VOS_TRACE( VOS_MODULE_ID_VOSS, |
| 1932 | VOS_TRACE_LEVEL_INFO, |
| 1933 | "%s: Freeing RX WDI MSG message type %d",__func__, |
| 1934 | pMsgWrapper->pVosMsg->type ); |
| 1935 | sysTxFreeMsg(pSchedContext->pVContext, pMsgWrapper->pVosMsg); |
| 1936 | } |
| 1937 | |
| 1938 | while( NULL != (pMsgWrapper = vos_mq_get(&pSchedContext->sysRxMq) )) |
| 1939 | { |
| 1940 | VOS_TRACE( VOS_MODULE_ID_VOSS, |
| 1941 | VOS_TRACE_LEVEL_INFO, |
| 1942 | "%s: Freeing RX SYS MSG message type %d",__func__, |
| 1943 | pMsgWrapper->pVosMsg->type ); |
| 1944 | sysTxFreeMsg(pSchedContext->pVContext, pMsgWrapper->pVosMsg); |
| 1945 | } |
| 1946 | |
| 1947 | }/* vos_sched_flush_rx_mqs() */ |
| 1948 | #endif |
| 1949 | |
| 1950 | /*------------------------------------------------------------------------- |
| 1951 | This helper function helps determine if thread id is of TX thread |
| 1952 | ------------------------------------------------------------------------*/ |
| 1953 | int vos_sched_is_tx_thread(int threadID) |
| 1954 | { |
| 1955 | // Make sure that Vos Scheduler context has been initialized |
| 1956 | VOS_ASSERT( NULL != gpVosSchedContext); |
| 1957 | if (gpVosSchedContext == NULL) |
| 1958 | { |
| 1959 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1960 | "%s: gpVosSchedContext == NULL",__func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1961 | return 0; |
| 1962 | } |
| 1963 | return ((gpVosSchedContext->TxThread) && (threadID == gpVosSchedContext->TxThread->pid)); |
| 1964 | } |
| 1965 | #ifdef FEATURE_WLAN_INTEGRATED_SOC |
| 1966 | /*------------------------------------------------------------------------- |
| 1967 | This helper function helps determine if thread id is of RX thread |
| 1968 | ------------------------------------------------------------------------*/ |
| 1969 | int vos_sched_is_rx_thread(int threadID) |
| 1970 | { |
| 1971 | // Make sure that Vos Scheduler context has been initialized |
| 1972 | VOS_ASSERT( NULL != gpVosSchedContext); |
| 1973 | if (gpVosSchedContext == NULL) |
| 1974 | { |
| 1975 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1976 | "%s: gpVosSchedContext == NULL",__func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1977 | return 0; |
| 1978 | } |
| 1979 | return ((gpVosSchedContext->RxThread) && (threadID == gpVosSchedContext->RxThread->pid)); |
| 1980 | } |
| 1981 | #endif |
| 1982 | /*------------------------------------------------------------------------- |
| 1983 | Helper function to get the scheduler context |
| 1984 | ------------------------------------------------------------------------*/ |
| 1985 | pVosSchedContext get_vos_sched_ctxt(void) |
| 1986 | { |
| 1987 | //Make sure that Vos Scheduler context has been initialized |
| 1988 | if (gpVosSchedContext == NULL) |
| 1989 | { |
| 1990 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 1991 | "%s: gpVosSchedContext == NULL",__func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 1992 | } |
| 1993 | return (gpVosSchedContext); |
| 1994 | } |
| 1995 | /*------------------------------------------------------------------------- |
| 1996 | Helper function to get the watchdog context |
| 1997 | ------------------------------------------------------------------------*/ |
| 1998 | pVosWatchdogContext get_vos_watchdog_ctxt(void) |
| 1999 | { |
| 2000 | //Make sure that Vos Scheduler context has been initialized |
| 2001 | if (gpVosWatchdogContext == NULL) |
| 2002 | { |
| 2003 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_ERROR, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 2004 | "%s: gpVosWatchdogContext == NULL",__func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2005 | } |
| 2006 | return (gpVosWatchdogContext); |
| 2007 | } |
| 2008 | /** |
| 2009 | @brief vos_watchdog_wlan_shutdown() |
| 2010 | |
| 2011 | This function is called to shutdown WLAN driver during SSR. |
| 2012 | Adapters are disabled, and the watchdog task will be signalled |
| 2013 | to shutdown WLAN driver. |
| 2014 | |
| 2015 | @param |
| 2016 | NONE |
| 2017 | @return |
| 2018 | VOS_STATUS_SUCCESS - Operation completed successfully. |
| 2019 | VOS_STATUS_E_FAILURE - Operation failed. |
| 2020 | |
| 2021 | */ |
| 2022 | VOS_STATUS vos_watchdog_wlan_shutdown(void) |
| 2023 | { |
| 2024 | v_CONTEXT_t pVosContext = NULL; |
| 2025 | hdd_context_t *pHddCtx = NULL; |
| 2026 | |
| 2027 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 2028 | "%s: WLAN driver is shutting down ", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2029 | if (NULL == gpVosWatchdogContext) |
| 2030 | { |
| 2031 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 2032 | "%s: Watchdog not enabled. LOGP ignored.", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2033 | return VOS_STATUS_E_FAILURE; |
| 2034 | } |
| 2035 | |
| 2036 | pVosContext = vos_get_global_context(VOS_MODULE_ID_HDD, NULL); |
| 2037 | pHddCtx = (hdd_context_t *)vos_get_context(VOS_MODULE_ID_HDD, pVosContext ); |
| 2038 | if (NULL == pHddCtx) |
| 2039 | { |
| 2040 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL, |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 2041 | "%s: Invalid HDD Context", __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2042 | return VOS_STATUS_E_FAILURE; |
| 2043 | } |
| 2044 | |
| 2045 | /* Take the lock here */ |
| 2046 | spin_lock(&gpVosWatchdogContext->wdLock); |
| 2047 | |
| 2048 | /* reuse the existing 'reset in progress' */ |
| 2049 | if (gpVosWatchdogContext->resetInProgress) |
| 2050 | { |
| 2051 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL, |
| 2052 | "%s: Shutdown already in Progress. Ignoring signaling Watchdog", |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 2053 | __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2054 | /* Release the lock here */ |
| 2055 | spin_unlock(&gpVosWatchdogContext->wdLock); |
| 2056 | return VOS_STATUS_E_FAILURE; |
| 2057 | } |
| 2058 | /* reuse the existing 'logp in progress', eventhough it is not |
| 2059 | * exactly the same */ |
| 2060 | else if (pHddCtx->isLogpInProgress) |
| 2061 | { |
| 2062 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL, |
| 2063 | "%s: shutdown/re-init already in Progress. Ignoring signaling Watchdog", |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 2064 | __func__); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2065 | /* Release the lock here */ |
| 2066 | spin_unlock(&gpVosWatchdogContext->wdLock); |
| 2067 | return VOS_STATUS_E_FAILURE; |
| 2068 | } |
| 2069 | |
| 2070 | /* Set the flags so that all future CMD53 and Wext commands get blocked right away */ |
| 2071 | vos_set_logp_in_progress(VOS_MODULE_ID_VOSS, TRUE); |
| 2072 | pHddCtx->isLogpInProgress = TRUE; |
| 2073 | |
| 2074 | /* Release the lock here */ |
| 2075 | spin_unlock(&gpVosWatchdogContext->wdLock); |
| 2076 | |
| 2077 | if (pHddCtx->isLoadUnloadInProgress) |
| 2078 | { |
| 2079 | VOS_TRACE(VOS_MODULE_ID_VOSS, VOS_TRACE_LEVEL_FATAL, |
| 2080 | "%s: Load/unload in Progress. Ignoring signaling Watchdog", |
Madan Mohan Koyyalamudi | 87054ba | 2012-11-02 13:24:12 -0700 | [diff] [blame] | 2081 | __func__); |
Madan Mohan Koyyalamudi | b5da533 | 2012-10-15 17:23:21 -0700 | [diff] [blame] | 2082 | /* wcnss has crashed, and SSR has alredy been started by Kernel driver. |
| 2083 | * So disable SSR from WLAN driver */ |
| 2084 | hdd_set_ssr_required( HDD_SSR_DISABLED ); |
Jeff Johnson | 295189b | 2012-06-20 16:38:30 -0700 | [diff] [blame] | 2085 | return VOS_STATUS_E_FAILURE; |
| 2086 | } |
| 2087 | /* Update Riva Reset Statistics */ |
| 2088 | pHddCtx->hddRivaResetStats++; |
| 2089 | #ifdef CONFIG_HAS_EARLYSUSPEND |
| 2090 | if(VOS_STATUS_SUCCESS != hdd_wlan_reset_initialization()) |
| 2091 | { |
| 2092 | VOS_ASSERT(0); |
| 2093 | } |
| 2094 | #endif |
| 2095 | |
| 2096 | set_bit(WD_WLAN_SHUTDOWN_EVENT_MASK, &gpVosWatchdogContext->wdEventFlag); |
| 2097 | set_bit(WD_POST_EVENT_MASK, &gpVosWatchdogContext->wdEventFlag); |
| 2098 | wake_up_interruptible(&gpVosWatchdogContext->wdWaitQueue); |
| 2099 | |
| 2100 | return VOS_STATUS_SUCCESS; |
| 2101 | } |
| 2102 | |
| 2103 | /** |
| 2104 | @brief vos_watchdog_wlan_re_init() |
| 2105 | |
| 2106 | This function is called to re-initialize WLAN driver, and this is |
| 2107 | called when Riva SS reboots. |
| 2108 | |
| 2109 | @param |
| 2110 | NONE |
| 2111 | @return |
| 2112 | VOS_STATUS_SUCCESS - Operation completed successfully. |
| 2113 | VOS_STATUS_E_FAILURE - Operation failed. |
| 2114 | |
| 2115 | */ |
| 2116 | VOS_STATUS vos_watchdog_wlan_re_init(void) |
| 2117 | { |
| 2118 | /* watchdog task is still running, it is not closed in shutdown */ |
| 2119 | set_bit(WD_WLAN_REINIT_EVENT_MASK, &gpVosWatchdogContext->wdEventFlag); |
| 2120 | set_bit(WD_POST_EVENT_MASK, &gpVosWatchdogContext->wdEventFlag); |
| 2121 | wake_up_interruptible(&gpVosWatchdogContext->wdWaitQueue); |
| 2122 | |
| 2123 | return VOS_STATUS_SUCCESS; |
| 2124 | } |