git.oblomov.eu Git - linux-2.6/blob - drivers/staging/rt3070/2870_main_dev.c

   1 /*
   2  *************************************************************************
   3  * Ralink Tech Inc.
   4  * 5F., No.36, Taiyuan St., Jhubei City,
   5  * Hsinchu County 302,
   6  * Taiwan, R.O.C.
   7  *
   8  * (c) Copyright 2002-2007, Ralink Technology, Inc.
   9  *
  10  * This program is free software; you can redistribute it and/or modify  *
  11  * it under the terms of the GNU General Public License as published by  *
  12  * the Free Software Foundation; either version 2 of the License, or     *
  13  * (at your option) any later version.                                   *
  14  *                                                                       *
  15  * This program is distributed in the hope that it will be useful,       *
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  18  * GNU General Public License for more details.                          *
  19  *                                                                       *
  20  * You should have received a copy of the GNU General Public License     *
  21  * along with this program; if not, write to the                         *
  22  * Free Software Foundation, Inc.,                                       *
  23  * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
  24  *                                                                       *
  25  *************************************************************************
  26
  27     Module Name:
  28     rtmp_main.c
  29
  30     Abstract:
  31     main initialization routines
  32
  33     Revision History:
  34     Who         When            What
  35     --------    ----------      ----------------------------------------------
  36     Name        Date            Modification logs
  37     Jan Lee             01-10-2005          modified
  38         Sample          Jun/01/07               Merge RT2870 and RT2860 drivers.
  39 */
  40
  41 #include "rt_config.h"
  42
  43
  44 // Following information will be show when you run 'modinfo'
  45 // *** If you have a solution for the bug in current version of driver, please mail to me.
  46 // Otherwise post to forum in ralinktech's web site(www.ralinktech.com) and let all users help you. ***
  47 MODULE_AUTHOR("Paul Lin <paul_lin@ralinktech.com>");
  48 MODULE_DESCRIPTION("RT2870 Wireless Lan Linux Driver");
  49 MODULE_LICENSE("GPL");
  50 #ifdef MODULE_VERSION
  51 MODULE_VERSION(STA_DRIVER_VERSION);
  52 #endif
  53
  54 /* Kernel thread and vars, which handles packets that are completed. Only
  55  * packets that have a "complete" function are sent here. This way, the
  56  * completion is run out of kernel context, and doesn't block the rest of
  57  * the stack. */
  58 //static int mlme_kill = 0;             // Mlme kernel thread
  59 //static int RTUSBCmd_kill = 0; // Command kernel thread
  60 //static int TimerFunc_kill = 0;        // TimerQ kernel thread
  61
  62 //static wait_queue_head_t      timerWaitQ;
  63 //static wait_queue_t           waitQ;
  64
  65 extern INT __devinit rt28xx_probe(IN void *_dev_p, IN void *_dev_id_p,
  66                                                                         IN UINT argc, OUT PRTMP_ADAPTER *ppAd);
  67
  68
  69 /* module table */
  70 struct usb_device_id    rtusb_usb_id[] = RT2870_USB_DEVICES;
  71 INT const               rtusb_usb_id_len = sizeof(rtusb_usb_id) / sizeof(struct usb_device_id);
  72 MODULE_DEVICE_TABLE(usb, rtusb_usb_id);
  73
  74 #ifndef PF_NOFREEZE
  75 #define PF_NOFREEZE  0
  76 #endif
  77
  78
  79 #ifdef CONFIG_PM
  80 static int rt2870_suspend(struct usb_interface *intf, pm_message_t state);
  81 static int rt2870_resume(struct usb_interface *intf);
  82 #endif // CONFIG_PM //
  83
  84 /**************************************************************************/
  85 /**************************************************************************/
  86 //tested for kernel 2.6series
  87 /**************************************************************************/
  88 /**************************************************************************/
  89 static int rtusb_probe (struct usb_interface *intf,
  90                                                 const struct usb_device_id *id);
  91 static void rtusb_disconnect(struct usb_interface *intf);
  92
  93 struct usb_driver rtusb_driver = {
  94         .name="rt2870",
  95         .probe=rtusb_probe,
  96         .disconnect=rtusb_disconnect,
  97         .id_table=rtusb_usb_id,
  98
  99 #ifdef CONFIG_PM
 100         suspend:        rt2870_suspend,
 101         resume:         rt2870_resume,
 102 #endif
 103         };
 104
 105 #ifdef CONFIG_PM
 106
 107 VOID RT2860RejectPendingPackets(
 108         IN      PRTMP_ADAPTER   pAd)
 109 {
 110         // clear PS packets
 111         // clear TxSw packets
 112 }
 113
 114 static int rt2870_suspend(
 115         struct usb_interface *intf,
 116         pm_message_t state)
 117 {
 118         struct net_device *net_dev;
 119         PRTMP_ADAPTER pAd = usb_get_intfdata(intf);
 120
 121
 122         DBGPRINT(RT_DEBUG_TRACE, ("===> rt2870_suspend()\n"));
 123         net_dev = pAd->net_dev;
 124                         netif_device_detach(net_dev);
 125
 126         pAd->PM_FlgSuspend = 1;
 127         if (netif_running(net_dev)) {
 128                 RTUSBCancelPendingBulkInIRP(pAd);
 129                 RTUSBCancelPendingBulkOutIRP(pAd);
 130         }
 131         DBGPRINT(RT_DEBUG_TRACE, ("<=== rt2870_suspend()\n"));
 132         return 0;
 133 }
 134
 135 static int rt2870_resume(
 136         struct usb_interface *intf)
 137 {
 138         struct net_device *net_dev;
 139         PRTMP_ADAPTER pAd = usb_get_intfdata(intf);
 140
 141
 142         DBGPRINT(RT_DEBUG_TRACE, ("===> rt2870_resume()\n"));
 143
 144         pAd->PM_FlgSuspend = 0;
 145         net_dev = pAd->net_dev;
 146                         netif_device_attach(net_dev);
 147                         netif_start_queue(net_dev);
 148                         netif_carrier_on(net_dev);
 149                         netif_wake_queue(net_dev);
 150
 151         DBGPRINT(RT_DEBUG_TRACE, ("<=== rt2870_resume()\n"));
 152         return 0;
 153 }
 154 #endif // CONFIG_PM //
 155
 156
 157 // Init driver module
 158 INT __init rtusb_init(void)
 159 {
 160         printk("rtusb init --->\n");
 161         return usb_register(&rtusb_driver);
 162 }
 163
 164 // Deinit driver module
 165 VOID __exit rtusb_exit(void)
 166 {
 167         usb_deregister(&rtusb_driver);
 168         printk("<--- rtusb exit\n");
 169 }
 170
 171 module_init(rtusb_init);
 172 module_exit(rtusb_exit);
 173
 174
 175
 176
 177 /*--------------------------------------------------------------------- */
 178 /* function declarations                                                                                                */
 179 /*--------------------------------------------------------------------- */
 180
 181 /*
 182 ========================================================================
 183 Routine Description:
 184     MLME kernel thread.
 185
 186 Arguments:
 187         *Context                        the pAd, driver control block pointer
 188
 189 Return Value:
 190     0                                   close the thread
 191
 192 Note:
 193 ========================================================================
 194 */
 195 INT MlmeThread(
 196         IN void *Context)
 197 {
 198         PRTMP_ADAPTER   pAd = (PRTMP_ADAPTER)Context;
 199         POS_COOKIE      pObj;
 200         int status;
 201
 202         pObj = (POS_COOKIE)pAd->OS_Cookie;
 203
 204         rtmp_os_thread_init("rt2870MlmeThread", (PVOID)&(pAd->mlmeComplete));
 205
 206         while (pAd->mlme_kill == 0)
 207         {
 208                 /* lock the device pointers */
 209                 //down(&(pAd->mlme_semaphore));
 210                 status = down_interruptible(&(pAd->mlme_semaphore));
 211
 212                 /* lock the device pointers , need to check if required*/
 213                 //down(&(pAd->usbdev_semaphore));
 214
 215                 if (!pAd->PM_FlgSuspend)
 216                 MlmeHandler(pAd);
 217
 218                 /* unlock the device pointers */
 219                 //up(&(pAd->usbdev_semaphore));
 220                 if (status != 0)
 221                 {
 222                         RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS);
 223                         break;
 224                 }
 225         }
 226
 227         /* notify the exit routine that we're actually exiting now
 228          *
 229          * complete()/wait_for_completion() is similar to up()/down(),
 230          * except that complete() is safe in the case where the structure
 231          * is getting deleted in a parallel mode of execution (i.e. just
 232          * after the down() -- that's necessary for the thread-shutdown
 233          * case.
 234          *
 235          * complete_and_exit() goes even further than this -- it is safe in
 236          * the case that the thread of the caller is going away (not just
 237          * the structure) -- this is necessary for the module-remove case.
 238          * This is important in preemption kernels, which transfer the flow
 239          * of execution immediately upon a complete().
 240          */
 241         DBGPRINT(RT_DEBUG_TRACE,( "<---%s\n",__func__));
 242
 243         pObj->MLMEThr_pid = NULL;
 244
 245         complete_and_exit (&pAd->mlmeComplete, 0);
 246         return 0;
 247
 248 }
 249
 250
 251 /*
 252 ========================================================================
 253 Routine Description:
 254     USB command kernel thread.
 255
 256 Arguments:
 257         *Context                        the pAd, driver control block pointer
 258
 259 Return Value:
 260     0                                   close the thread
 261
 262 Note:
 263 ========================================================================
 264 */
 265 INT RTUSBCmdThread(
 266         IN void * Context)
 267 {
 268         PRTMP_ADAPTER   pAd = (PRTMP_ADAPTER)Context;
 269         POS_COOKIE              pObj;
 270         int status;
 271
 272         pObj = (POS_COOKIE)pAd->OS_Cookie;
 273
 274         rtmp_os_thread_init("rt2870CmdThread", (PVOID)&(pAd->CmdQComplete));
 275
 276         NdisAcquireSpinLock(&pAd->CmdQLock);
 277         pAd->CmdQ.CmdQState = RT2870_THREAD_RUNNING;
 278         NdisReleaseSpinLock(&pAd->CmdQLock);
 279
 280         while (pAd->CmdQ.CmdQState == RT2870_THREAD_RUNNING)
 281         {
 282                 /* lock the device pointers */
 283                 //down(&(pAd->RTUSBCmd_semaphore));
 284                 status = down_interruptible(&(pAd->RTUSBCmd_semaphore));
 285
 286                 if (pAd->CmdQ.CmdQState == RT2870_THREAD_STOPED)
 287                         break;
 288
 289                 if (status != 0)
 290                 {
 291                         RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS);
 292                         break;
 293                 }
 294                 /* lock the device pointers , need to check if required*/
 295                 //down(&(pAd->usbdev_semaphore));
 296
 297                 if (!pAd->PM_FlgSuspend)
 298                 CMDHandler(pAd);
 299
 300                 /* unlock the device pointers */
 301                 //up(&(pAd->usbdev_semaphore));
 302         }
 303
 304         if (!pAd->PM_FlgSuspend)
 305         {       // Clear the CmdQElements.
 306                 CmdQElmt        *pCmdQElmt = NULL;
 307
 308                 NdisAcquireSpinLock(&pAd->CmdQLock);
 309                 pAd->CmdQ.CmdQState = RT2870_THREAD_STOPED;
 310                 while(pAd->CmdQ.size)
 311                 {
 312                         RTUSBDequeueCmd(&pAd->CmdQ, &pCmdQElmt);
 313                         if (pCmdQElmt)
 314                         {
 315                                 if (pCmdQElmt->CmdFromNdis == TRUE)
 316                                 {
 317                                         if (pCmdQElmt->buffer != NULL)
 318                                                 NdisFreeMemory(pCmdQElmt->buffer, pCmdQElmt->bufferlength, 0);
 319
 320                                         NdisFreeMemory(pCmdQElmt, sizeof(CmdQElmt), 0);
 321                                 }
 322                                 else
 323                                 {
 324                                         if ((pCmdQElmt->buffer != NULL) && (pCmdQElmt->bufferlength != 0))
 325                                                 NdisFreeMemory(pCmdQElmt->buffer, pCmdQElmt->bufferlength, 0);
 326                             {
 327                                                 NdisFreeMemory(pCmdQElmt, sizeof(CmdQElmt), 0);
 328                                         }
 329                                 }
 330                         }
 331                 }
 332
 333                 NdisReleaseSpinLock(&pAd->CmdQLock);
 334         }
 335         /* notify the exit routine that we're actually exiting now
 336          *
 337          * complete()/wait_for_completion() is similar to up()/down(),
 338          * except that complete() is safe in the case where the structure
 339          * is getting deleted in a parallel mode of execution (i.e. just
 340          * after the down() -- that's necessary for the thread-shutdown
 341          * case.
 342          *
 343          * complete_and_exit() goes even further than this -- it is safe in
 344          * the case that the thread of the caller is going away (not just
 345          * the structure) -- this is necessary for the module-remove case.
 346          * This is important in preemption kernels, which transfer the flow
 347          * of execution immediately upon a complete().
 348          */
 349         DBGPRINT(RT_DEBUG_TRACE,( "<---RTUSBCmdThread\n"));
 350
 351         pObj->RTUSBCmdThr_pid = NULL;
 352
 353         complete_and_exit (&pAd->CmdQComplete, 0);
 354         return 0;
 355
 356 }
 357
 358
 359 static void RT2870_TimerQ_Handle(RTMP_ADAPTER *pAd)
 360 {
 361         int status;
 362         RALINK_TIMER_STRUCT     *pTimer;
 363         RT2870_TIMER_ENTRY      *pEntry;
 364         unsigned long   irqFlag;
 365
 366         while(!pAd->TimerFunc_kill)
 367         {
 368 //              printk("waiting for event!\n");
 369                 pTimer = NULL;
 370
 371                 status = down_interruptible(&(pAd->RTUSBTimer_semaphore));
 372
 373                 if (pAd->TimerQ.status == RT2870_THREAD_STOPED)
 374                         break;
 375
 376                 // event happened.
 377                 while(pAd->TimerQ.pQHead)
 378                 {
 379                         RTMP_IRQ_LOCK(&pAd->TimerQLock, irqFlag);
 380                         pEntry = pAd->TimerQ.pQHead;
 381                         if (pEntry)
 382                         {
 383                                 pTimer = pEntry->pRaTimer;
 384
 385                                 // update pQHead
 386                                 pAd->TimerQ.pQHead = pEntry->pNext;
 387                                 if (pEntry == pAd->TimerQ.pQTail)
 388                                         pAd->TimerQ.pQTail = NULL;
 389
 390                                 // return this queue entry to timerQFreeList.
 391                                 pEntry->pNext = pAd->TimerQ.pQPollFreeList;
 392                                 pAd->TimerQ.pQPollFreeList = pEntry;
 393                         }
 394                         RTMP_IRQ_UNLOCK(&pAd->TimerQLock, irqFlag);
 395
 396                         if (pTimer)
 397                         {
 398                                 if (pTimer->handle != NULL)
 399                                 if (!pAd->PM_FlgSuspend)
 400                                         pTimer->handle(NULL, (PVOID) pTimer->cookie, NULL, pTimer);
 401                                 if ((pTimer->Repeat) && (pTimer->State == FALSE))
 402                                         RTMP_OS_Add_Timer(&pTimer->TimerObj, pTimer->TimerValue);
 403                         }
 404                 }
 405
 406                 if (status != 0)
 407                 {
 408                         pAd->TimerQ.status = RT2870_THREAD_STOPED;
 409                         RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS);
 410                         break;
 411                 }
 412         }
 413 }
 414
 415
 416 INT TimerQThread(
 417         IN OUT PVOID Context)
 418 {
 419         PRTMP_ADAPTER   pAd;
 420         POS_COOKIE      pObj;
 421
 422         pAd = (PRTMP_ADAPTER)Context;
 423         pObj = (POS_COOKIE) pAd->OS_Cookie;
 424
 425         rtmp_os_thread_init("rt2870TimerQHandle", (PVOID)&(pAd->TimerQComplete));
 426
 427         RT2870_TimerQ_Handle(pAd);
 428
 429         /* notify the exit routine that we're actually exiting now
 430          *
 431          * complete()/wait_for_completion() is similar to up()/down(),
 432          * except that complete() is safe in the case where the structure
 433          * is getting deleted in a parallel mode of execution (i.e. just
 434          * after the down() -- that's necessary for the thread-shutdown
 435          * case.
 436          *
 437          * complete_and_exit() goes even further than this -- it is safe in
 438          * the case that the thread of the caller is going away (not just
 439          * the structure) -- this is necessary for the module-remove case.
 440          * This is important in preemption kernels, which transfer the flow
 441          * of execution immediately upon a complete().
 442          */
 443         DBGPRINT(RT_DEBUG_TRACE,( "<---%s\n",__func__));
 444
 445         pObj->TimerQThr_pid = NULL;
 446
 447         complete_and_exit(&pAd->TimerQComplete, 0);
 448         return 0;
 449
 450 }
 451
 452
 453 RT2870_TIMER_ENTRY *RT2870_TimerQ_Insert(
 454         IN RTMP_ADAPTER *pAd,
 455         IN RALINK_TIMER_STRUCT *pTimer)
 456 {
 457         RT2870_TIMER_ENTRY *pQNode = NULL, *pQTail;
 458         unsigned long irqFlags;
 459
 460
 461         RTMP_IRQ_LOCK(&pAd->TimerQLock, irqFlags);
 462         if (pAd->TimerQ.status & RT2870_THREAD_CAN_DO_INSERT)
 463         {
 464                 if(pAd->TimerQ.pQPollFreeList)
 465                 {
 466                         pQNode = pAd->TimerQ.pQPollFreeList;
 467                         pAd->TimerQ.pQPollFreeList = pQNode->pNext;
 468
 469                         pQNode->pRaTimer = pTimer;
 470                         pQNode->pNext = NULL;
 471
 472                         pQTail = pAd->TimerQ.pQTail;
 473                         if (pAd->TimerQ.pQTail != NULL)
 474                                 pQTail->pNext = pQNode;
 475                         pAd->TimerQ.pQTail = pQNode;
 476                         if (pAd->TimerQ.pQHead == NULL)
 477                                 pAd->TimerQ.pQHead = pQNode;
 478                 }
 479                 RTMP_IRQ_UNLOCK(&pAd->TimerQLock, irqFlags);
 480
 481                 if (pQNode)
 482                         up(&pAd->RTUSBTimer_semaphore);
 483                         //wake_up(&timerWaitQ);
 484         }
 485         else
 486         {
 487                 RTMP_IRQ_UNLOCK(&pAd->TimerQLock, irqFlags);
 488         }
 489         return pQNode;
 490 }
 491
 492
 493 BOOLEAN RT2870_TimerQ_Remove(
 494         IN RTMP_ADAPTER *pAd,
 495         IN RALINK_TIMER_STRUCT *pTimer)
 496 {
 497         RT2870_TIMER_ENTRY *pNode, *pPrev = NULL;
 498         unsigned long irqFlags;
 499
 500         RTMP_IRQ_LOCK(&pAd->TimerQLock, irqFlags);
 501         if (pAd->TimerQ.status >= RT2870_THREAD_INITED)
 502         {
 503                 pNode = pAd->TimerQ.pQHead;
 504                 while (pNode)
 505                 {
 506                         if (pNode->pRaTimer == pTimer)
 507                                 break;
 508                         pPrev = pNode;
 509                         pNode = pNode->pNext;
 510                 }
 511
 512                 // Now move it to freeList queue.
 513                 if (pNode)
 514                 {
 515                         if (pNode == pAd->TimerQ.pQHead)
 516                                 pAd->TimerQ.pQHead = pNode->pNext;
 517                         if (pNode == pAd->TimerQ.pQTail)
 518                                 pAd->TimerQ.pQTail = pPrev;
 519                         if (pPrev != NULL)
 520                                 pPrev->pNext = pNode->pNext;
 521
 522                         // return this queue entry to timerQFreeList.
 523                         pNode->pNext = pAd->TimerQ.pQPollFreeList;
 524                         pAd->TimerQ.pQPollFreeList = pNode;
 525                 }
 526         }
 527         RTMP_IRQ_UNLOCK(&pAd->TimerQLock, irqFlags);
 528
 529         return TRUE;
 530 }
 531
 532
 533 void RT2870_TimerQ_Exit(RTMP_ADAPTER *pAd)
 534 {
 535         RT2870_TIMER_ENTRY *pTimerQ;
 536         unsigned long irqFlags;
 537
 538         RTMP_IRQ_LOCK(&pAd->TimerQLock, irqFlags);
 539         while (pAd->TimerQ.pQHead)
 540         {
 541                 pTimerQ = pAd->TimerQ.pQHead;
 542                 pAd->TimerQ.pQHead = pTimerQ->pNext;
 543                 // remove the timeQ
 544         }
 545         pAd->TimerQ.pQPollFreeList = NULL;
 546         os_free_mem(pAd, pAd->TimerQ.pTimerQPoll);
 547         pAd->TimerQ.pQTail = NULL;
 548         pAd->TimerQ.pQHead = NULL;
 549         pAd->TimerQ.status = RT2870_THREAD_STOPED;
 550         RTMP_IRQ_UNLOCK(&pAd->TimerQLock, irqFlags);
 551
 552 }
 553
 554
 555 void RT2870_TimerQ_Init(RTMP_ADAPTER *pAd)
 556 {
 557         int     i;
 558         RT2870_TIMER_ENTRY *pQNode, *pEntry;
 559         unsigned long irqFlags;
 560
 561         NdisAllocateSpinLock(&pAd->TimerQLock);
 562
 563         RTMP_IRQ_LOCK(&pAd->TimerQLock, irqFlags);
 564         NdisZeroMemory(&pAd->TimerQ, sizeof(pAd->TimerQ));
 565         //InterlockedExchange(&pAd->TimerQ.count, 0);
 566
 567         /* Initialise the wait q head */
 568         //init_waitqueue_head(&timerWaitQ);
 569
 570         os_alloc_mem(pAd, &pAd->TimerQ.pTimerQPoll, sizeof(RT2870_TIMER_ENTRY) * TIMER_QUEUE_SIZE_MAX);
 571         if (pAd->TimerQ.pTimerQPoll)
 572         {
 573                 pEntry = NULL;
 574                 pQNode = (RT2870_TIMER_ENTRY *)pAd->TimerQ.pTimerQPoll;
 575                 for (i = 0 ;i <TIMER_QUEUE_SIZE_MAX; i++)
 576                 {
 577                         pQNode->pNext = pEntry;
 578                         pEntry = pQNode;
 579                         pQNode++;
 580                 }
 581                 pAd->TimerQ.pQPollFreeList = pEntry;
 582                 pAd->TimerQ.pQHead = NULL;
 583                 pAd->TimerQ.pQTail = NULL;
 584                 pAd->TimerQ.status = RT2870_THREAD_INITED;
 585         }
 586         RTMP_IRQ_UNLOCK(&pAd->TimerQLock, irqFlags);
 587 }
 588
 589
 590 VOID RT2870_WatchDog(IN RTMP_ADAPTER *pAd)
 591 {
 592         PHT_TX_CONTEXT          pHTTXContext;
 593         int                                     idx;
 594         ULONG                           irqFlags;
 595         PURB                            pUrb;
 596         BOOLEAN                         needDumpSeq = FALSE;
 597         UINT32                  MACValue;
 598
 599
 600         idx = 0;
 601         RTMP_IO_READ32(pAd, TXRXQ_PCNT, &MACValue);
 602         if ((MACValue & 0xff) !=0 )
 603         {
 604                 DBGPRINT(RT_DEBUG_TRACE, ("TX QUEUE 0 Not EMPTY(Value=0x%0x). !!!!!!!!!!!!!!!\n", MACValue));
 605                 RTMP_IO_WRITE32(pAd, PBF_CFG, 0xf40012);
 606                 while((MACValue &0xff) != 0 && (idx++ < 10))
 607                 {
 608                         RTMP_IO_READ32(pAd, TXRXQ_PCNT, &MACValue);
 609                         NdisMSleep(1);
 610                 }
 611                 RTMP_IO_WRITE32(pAd, PBF_CFG, 0xf40006);
 612         }
 613
 614 //PS packets use HCCA queue when dequeue from PS unicast queue (WiFi WPA2 MA9_DT1 for Marvell B STA)
 615         {
 616                 idx = 0;
 617                 if ((MACValue & 0xff00) !=0 )
 618                 {
 619                         DBGPRINT(RT_DEBUG_TRACE, ("TX QUEUE 1 Not EMPTY(Value=0x%0x). !!!!!!!!!!!!!!!\n", MACValue));
 620                         RTMP_IO_WRITE32(pAd, PBF_CFG, 0xf4000a);
 621                         while((MACValue &0xff00) != 0 && (idx++ < 10))
 622                         {
 623                                 RTMP_IO_READ32(pAd, TXRXQ_PCNT, &MACValue);
 624                                 NdisMSleep(1);
 625                         }
 626                         RTMP_IO_WRITE32(pAd, PBF_CFG, 0xf40006);
 627                 }
 628         }
 629
 630         if (pAd->watchDogRxOverFlowCnt >= 2)
 631         {
 632                 DBGPRINT(RT_DEBUG_TRACE, ("Maybe the Rx Bulk-In hanged! Cancel the pending Rx bulks request!\n"));
 633                 if ((!RTMP_TEST_FLAG(pAd, (fRTMP_ADAPTER_RESET_IN_PROGRESS |
 634                                                                         fRTMP_ADAPTER_BULKIN_RESET |
 635                                                                         fRTMP_ADAPTER_HALT_IN_PROGRESS |
 636                                                                         fRTMP_ADAPTER_NIC_NOT_EXIST))))
 637                 {
 638                         DBGPRINT(RT_DEBUG_TRACE, ("Call CMDTHREAD_RESET_BULK_IN to cancel the pending Rx Bulk!\n"));
 639                         RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_BULKIN_RESET);
 640                         RTUSBEnqueueInternalCmd(pAd, CMDTHREAD_RESET_BULK_IN, NULL, 0);
 641                         needDumpSeq = TRUE;
 642                 }
 643                 pAd->watchDogRxOverFlowCnt = 0;
 644         }
 645
 646
 647         for (idx = 0; idx < NUM_OF_TX_RING; idx++)
 648         {
 649                 pUrb = NULL;
 650
 651                 RTMP_IRQ_LOCK(&pAd->BulkOutLock[idx], irqFlags);
 652                 if ((pAd->BulkOutPending[idx] == TRUE) && pAd->watchDogTxPendingCnt)
 653                 {
 654                         pAd->watchDogTxPendingCnt[idx]++;
 655
 656                         if ((pAd->watchDogTxPendingCnt[idx] > 2) &&
 657                                  (!RTMP_TEST_FLAG(pAd, (fRTMP_ADAPTER_RESET_IN_PROGRESS | fRTMP_ADAPTER_HALT_IN_PROGRESS | fRTMP_ADAPTER_NIC_NOT_EXIST | fRTMP_ADAPTER_BULKOUT_RESET)))
 658                                 )
 659                         {
 660                                 // FIXME: Following code just support single bulk out. If you wanna support multiple bulk out. Modify it!
 661                                 pHTTXContext = (PHT_TX_CONTEXT)(&pAd->TxContext[idx]);
 662                                 if (pHTTXContext->IRPPending)
 663                                 {       // Check TxContext.
 664                                         pUrb = pHTTXContext->pUrb;
 665                                 }
 666                                 else if (idx == MGMTPIPEIDX)
 667                                 {
 668                                         PTX_CONTEXT pMLMEContext, pNULLContext, pPsPollContext;
 669
 670                                         //Check MgmtContext.
 671                                         pMLMEContext = (PTX_CONTEXT)(pAd->MgmtRing.Cell[pAd->MgmtRing.TxDmaIdx].AllocVa);
 672                                         pPsPollContext = (PTX_CONTEXT)(&pAd->PsPollContext);
 673                                         pNULLContext = (PTX_CONTEXT)(&pAd->NullContext);
 674
 675                                         if (pMLMEContext->IRPPending)
 676                                         {
 677                                                 ASSERT(pMLMEContext->IRPPending);
 678                                                 pUrb = pMLMEContext->pUrb;
 679                                         }
 680                                         else if (pNULLContext->IRPPending)
 681                                         {
 682                                                 ASSERT(pNULLContext->IRPPending);
 683                                                 pUrb = pNULLContext->pUrb;
 684                                         }
 685                                         else if (pPsPollContext->IRPPending)
 686                                         {
 687                                                 ASSERT(pPsPollContext->IRPPending);
 688                                                 pUrb = pPsPollContext->pUrb;
 689                                         }
 690                                 }
 691
 692                                 RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[idx], irqFlags);
 693
 694                                 DBGPRINT(RT_DEBUG_TRACE, ("Maybe the Tx Bulk-Out hanged! Cancel the pending Tx bulks request of idx(%d)!\n", idx));
 695                                 if (pUrb)
 696                                 {
 697                                         DBGPRINT(RT_DEBUG_TRACE, ("Unlink the pending URB!\n"));
 698                                         // unlink it now
 699                                         RTUSB_UNLINK_URB(pUrb);
 700                                         // Sleep 200 microseconds to give cancellation time to work
 701                                         RTMPusecDelay(200);
 702                                         needDumpSeq = TRUE;
 703                                 }
 704                                 else
 705                                 {
 706                                         DBGPRINT(RT_DEBUG_ERROR, ("Unkonw bulkOut URB maybe hanged!!!!!!!!!!!!\n"));
 707                                 }
 708                         }
 709                         else
 710                         {
 711                                 RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[idx], irqFlags);
 712                         }
 713                 }
 714                 else
 715                 {
 716                         RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[idx], irqFlags);
 717                 }
 718         }
 719
 720         // For Sigma debug, dump the ba_reordering sequence.
 721         if((needDumpSeq == TRUE) && (pAd->CommonCfg.bDisableReordering == 0))
 722         {
 723                 USHORT                          Idx;
 724                 PBA_REC_ENTRY           pBAEntry = NULL;
 725                 UCHAR                           count = 0;
 726                 struct reordering_mpdu *mpdu_blk;
 727
 728                 Idx = pAd->MacTab.Content[BSSID_WCID].BARecWcidArray[0];
 729
 730                 pBAEntry = &pAd->BATable.BARecEntry[Idx];
 731                 if((pBAEntry->list.qlen > 0) && (pBAEntry->list.next != NULL))
 732                 {
 733                         DBGPRINT(RT_DEBUG_TRACE, ("NICUpdateRawCounters():The Queueing pkt in reordering buffer:\n"));
 734                         NdisAcquireSpinLock(&pBAEntry->RxReRingLock);
 735                         mpdu_blk = pBAEntry->list.next;
 736                         while (mpdu_blk)
 737                         {
 738                                 DBGPRINT(RT_DEBUG_TRACE, ("\t%d:Seq-%d, bAMSDU-%d!\n", count, mpdu_blk->Sequence, mpdu_blk->bAMSDU));
 739                                 mpdu_blk = mpdu_blk->next;
 740                                 count++;
 741                         }
 742
 743                         DBGPRINT(RT_DEBUG_TRACE, ("\npBAEntry->LastIndSeq=%d!\n", pBAEntry->LastIndSeq));
 744                         NdisReleaseSpinLock(&pBAEntry->RxReRingLock);
 745                 }
 746         }
 747 }
 748
 749 /*
 750 ========================================================================
 751 Routine Description:
 752     Release allocated resources.
 753
 754 Arguments:
 755     *dev                                Point to the PCI or USB device
 756         pAd                                     driver control block pointer
 757
 758 Return Value:
 759     None
 760
 761 Note:
 762 ========================================================================
 763 */
 764 static void _rtusb_disconnect(struct usb_device *dev, PRTMP_ADAPTER pAd)
 765 {
 766         struct net_device       *net_dev = NULL;
 767
 768
 769         DBGPRINT(RT_DEBUG_ERROR, ("rtusb_disconnect: unregister usbnet usb-%s-%s\n",
 770                                 dev->bus->bus_name, dev->devpath));
 771         if (!pAd)
 772         {
 773                 usb_put_dev(dev);
 774
 775                 printk("rtusb_disconnect: pAd == NULL!\n");
 776                 return;
 777         }
 778         RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST);
 779
 780
 781
 782         // for debug, wait to show some messages to /proc system
 783         udelay(1);
 784
 785
 786
 787
 788         net_dev = pAd->net_dev;
 789         if (pAd->net_dev != NULL)
 790         {
 791                 printk("rtusb_disconnect: unregister_netdev(), dev->name=%s!\n", net_dev->name);
 792                 unregister_netdev (pAd->net_dev);
 793         }
 794         udelay(1);
 795         flush_scheduled_work();
 796         udelay(1);
 797
 798         // free net_device memory
 799         free_netdev(net_dev);
 800
 801         // free adapter memory
 802         RTMPFreeAdapter(pAd);
 803
 804         // release a use of the usb device structure
 805         usb_put_dev(dev);
 806         udelay(1);
 807
 808         DBGPRINT(RT_DEBUG_ERROR, (" RTUSB disconnect successfully\n"));
 809 }
 810
 811
 812 /*
 813 ========================================================================
 814 Routine Description:
 815     Probe RT28XX chipset.
 816
 817 Arguments:
 818     *dev                                Point to the PCI or USB device
 819         interface
 820         *id_table                       Point to the PCI or USB device ID
 821
 822 Return Value:
 823     None
 824
 825 Note:
 826 ========================================================================
 827 */
 828 static int rtusb_probe (struct usb_interface *intf,
 829                                                 const struct usb_device_id *id)
 830 {
 831         PRTMP_ADAPTER pAd;
 832         return (int)rt28xx_probe((void *)intf, (void *)id, 0, &pAd);
 833 }
 834
 835
 836 static void rtusb_disconnect(struct usb_interface *intf)
 837 {
 838         struct usb_device   *dev = interface_to_usbdev(intf);
 839         PRTMP_ADAPTER       pAd;
 840
 841
 842         pAd = usb_get_intfdata(intf);
 843         usb_set_intfdata(intf, NULL);
 844
 845         _rtusb_disconnect(dev, pAd);
 846 }
 847
 848
 849 /*
 850 ========================================================================
 851 Routine Description:
 852     Close kernel threads.
 853
 854 Arguments:
 855         *pAd                            the raxx interface data pointer
 856
 857 Return Value:
 858     NONE
 859
 860 Note:
 861 ========================================================================
 862 */
 863 VOID RT28xxThreadTerminate(
 864         IN RTMP_ADAPTER *pAd)
 865 {
 866         POS_COOKIE      pObj = (POS_COOKIE) pAd->OS_Cookie;
 867         INT                     ret;
 868
 869
 870         // Sleep 50 milliseconds so pending io might finish normally
 871         RTMPusecDelay(50000);
 872
 873         // We want to wait until all pending receives and sends to the
 874         // device object. We cancel any
 875         // irps. Wait until sends and receives have stopped.
 876         RTUSBCancelPendingIRPs(pAd);
 877
 878         // Terminate Threads
 879         if (pObj->MLMEThr_pid)
 880         {
 881                 printk("Terminate the MLMEThr_pid=%d!\n", pid_nr(pObj->MLMEThr_pid));
 882                 mb();
 883                 pAd->mlme_kill = 1;
 884                 //RT28XX_MLME_HANDLER(pAd);
 885                 mb();
 886                 ret = kill_pid(pObj->MLMEThr_pid, SIGTERM, 1);
 887                 if (ret)
 888                 {
 889                         printk (KERN_WARNING "%s: unable to Mlme thread, pid=%d, ret=%d!\n",
 890                                         pAd->net_dev->name, pid_nr(pObj->MLMEThr_pid), ret);
 891                 }
 892                 else
 893                 {
 894                         //wait_for_completion (&pAd->notify);
 895                         wait_for_completion (&pAd->mlmeComplete);
 896                         pObj->MLMEThr_pid = NULL;
 897                 }
 898         }
 899
 900         if (pObj->RTUSBCmdThr_pid >= 0)
 901         {
 902                 printk("Terminate the RTUSBCmdThr_pid=%d!\n", pid_nr(pObj->RTUSBCmdThr_pid));
 903                 mb();
 904                 NdisAcquireSpinLock(&pAd->CmdQLock);
 905                 pAd->CmdQ.CmdQState = RT2870_THREAD_STOPED;
 906                 NdisReleaseSpinLock(&pAd->CmdQLock);
 907                 mb();
 908                 //RTUSBCMDUp(pAd);
 909                 ret = kill_pid(pObj->RTUSBCmdThr_pid, SIGTERM, 1);
 910                 if (ret)
 911                 {
 912                         printk(KERN_WARNING "%s: unable to RTUSBCmd thread, pid=%d, ret=%d!\n",
 913                                         pAd->net_dev->name, pid_nr(pObj->RTUSBCmdThr_pid), ret);
 914                 }
 915                 else
 916                 {
 917                         //wait_for_completion (&pAd->notify);
 918                         wait_for_completion (&pAd->CmdQComplete);
 919                         pObj->RTUSBCmdThr_pid = NULL;
 920                 }
 921         }
 922         if (pObj->TimerQThr_pid >= 0)
 923         {
 924                 POS_COOKIE pObj = (POS_COOKIE)pAd->OS_Cookie;
 925
 926                 printk("Terminate the TimerQThr_pid=%d!\n", pid_nr(pObj->TimerQThr_pid));
 927                 mb();
 928                 pAd->TimerFunc_kill = 1;
 929                 mb();
 930                 ret = kill_pid(pObj->TimerQThr_pid, SIGTERM, 1);
 931                 if (ret)
 932                 {
 933                         printk(KERN_WARNING "%s: unable to stop TimerQThread, pid=%d, ret=%d!\n",
 934                                         pAd->net_dev->name, pid_nr(pObj->TimerQThr_pid), ret);
 935                 }
 936                 else
 937                 {
 938                         printk("wait_for_completion TimerQThr\n");
 939                         wait_for_completion(&pAd->TimerQComplete);
 940                         pObj->TimerQThr_pid = NULL;
 941                 }
 942         }
 943         // Kill tasklets
 944         pAd->mlme_kill = 0;
 945         pAd->CmdQ.CmdQState = RT2870_THREAD_UNKNOWN;
 946         pAd->TimerFunc_kill = 0;
 947 }
 948
 949
 950 void kill_thread_task(IN PRTMP_ADAPTER pAd)
 951 {
 952         POS_COOKIE pObj;
 953
 954         pObj = (POS_COOKIE) pAd->OS_Cookie;
 955
 956         tasklet_kill(&pObj->rx_done_task);
 957         tasklet_kill(&pObj->mgmt_dma_done_task);
 958         tasklet_kill(&pObj->ac0_dma_done_task);
 959         tasklet_kill(&pObj->ac1_dma_done_task);
 960         tasklet_kill(&pObj->ac2_dma_done_task);
 961         tasklet_kill(&pObj->ac3_dma_done_task);
 962         tasklet_kill(&pObj->hcca_dma_done_task);
 963         tasklet_kill(&pObj->tbtt_task);
 964
 965 }
 966
 967
 968 /*
 969 ========================================================================
 970 Routine Description:
 971     Check the chipset vendor/product ID.
 972
 973 Arguments:
 974     _dev_p                              Point to the PCI or USB device
 975
 976 Return Value:
 977     TRUE                                Check ok
 978         FALSE                           Check fail
 979
 980 Note:
 981 ========================================================================
 982 */
 983 BOOLEAN RT28XXChipsetCheck(
 984         IN void *_dev_p)
 985 {
 986         struct usb_interface *intf = (struct usb_interface *)_dev_p;
 987         struct usb_device *dev_p = interface_to_usbdev(intf);
 988         UINT32 i;
 989
 990
 991         for(i=0; i<rtusb_usb_id_len; i++)
 992         {
 993                 if (dev_p->descriptor.idVendor == rtusb_usb_id[i].idVendor &&
 994                         dev_p->descriptor.idProduct == rtusb_usb_id[i].idProduct)
 995                 {
 996                         printk("rt2870: idVendor = 0x%x, idProduct = 0x%x\n",
 997                                         dev_p->descriptor.idVendor, dev_p->descriptor.idProduct);
 998                         break;
 999                 }
1000         }
1001
1002         if (i == rtusb_usb_id_len)
1003         {
1004                 printk("rt2870: Error! Device Descriptor not matching!\n");
1005                 return FALSE;
1006         }
1007
1008         return TRUE;
1009 }
1010
1011
1012 /*
1013 ========================================================================
1014 Routine Description:
1015     Init net device structure.
1016
1017 Arguments:
1018     _dev_p                              Point to the PCI or USB device
1019     *net_dev                    Point to the net device
1020         *pAd                            the raxx interface data pointer
1021
1022 Return Value:
1023     TRUE                                Init ok
1024         FALSE                           Init fail
1025
1026 Note:
1027 ========================================================================
1028 */
1029 BOOLEAN RT28XXNetDevInit(
1030         IN void                                 *_dev_p,
1031         IN struct  net_device   *net_dev,
1032         IN RTMP_ADAPTER                 *pAd)
1033 {
1034         struct usb_interface *intf = (struct usb_interface *)_dev_p;
1035         struct usb_device *dev_p = interface_to_usbdev(intf);
1036
1037
1038         pAd->config = &dev_p->config->desc;
1039         return TRUE;
1040 }
1041
1042
1043 /*
1044 ========================================================================
1045 Routine Description:
1046     Init net device structure.
1047
1048 Arguments:
1049     _dev_p                              Point to the PCI or USB device
1050         *pAd                            the raxx interface data pointer
1051
1052 Return Value:
1053     TRUE                                Config ok
1054         FALSE                           Config fail
1055
1056 Note:
1057 ========================================================================
1058 */
1059 BOOLEAN RT28XXProbePostConfig(
1060         IN void                                 *_dev_p,
1061         IN RTMP_ADAPTER                 *pAd,
1062         IN INT32                                interface)
1063 {
1064         struct usb_interface *intf = (struct usb_interface *)_dev_p;
1065         struct usb_host_interface *iface_desc;
1066         ULONG BulkOutIdx;
1067         UINT32 i;
1068
1069
1070         /* get the active interface descriptor */
1071         iface_desc = intf->cur_altsetting;
1072
1073         /* get # of enpoints  */
1074         pAd->NumberOfPipes = iface_desc->desc.bNumEndpoints;
1075         DBGPRINT(RT_DEBUG_TRACE,
1076                         ("NumEndpoints=%d\n", iface_desc->desc.bNumEndpoints));
1077
1078         /* Configure Pipes */
1079         BulkOutIdx = 0;
1080
1081         for(i=0; i<pAd->NumberOfPipes; i++)
1082         {
1083                 if ((iface_desc->endpoint[i].desc.bmAttributes ==
1084                                 USB_ENDPOINT_XFER_BULK) &&
1085                         ((iface_desc->endpoint[i].desc.bEndpointAddress &
1086                                 USB_ENDPOINT_DIR_MASK) == USB_DIR_IN))
1087                 {
1088                         pAd->BulkInEpAddr = iface_desc->endpoint[i].desc.bEndpointAddress;
1089                         pAd->BulkInMaxPacketSize = iface_desc->endpoint[i].desc.wMaxPacketSize;
1090
1091                         DBGPRINT_RAW(RT_DEBUG_TRACE,
1092                                 ("BULK IN MaximumPacketSize = %d\n", pAd->BulkInMaxPacketSize));
1093                         DBGPRINT_RAW(RT_DEBUG_TRACE,
1094                                 ("EP address = 0x%2x\n", iface_desc->endpoint[i].desc.bEndpointAddress));
1095                 }
1096                 else if ((iface_desc->endpoint[i].desc.bmAttributes ==
1097                                         USB_ENDPOINT_XFER_BULK) &&
1098                                 ((iface_desc->endpoint[i].desc.bEndpointAddress &
1099                                         USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT))
1100                 {
1101                         // there are 6 bulk out EP. EP6 highest priority.
1102                         // EP1-4 is EDCA.  EP5 is HCCA.
1103                         pAd->BulkOutEpAddr[BulkOutIdx++] = iface_desc->endpoint[i].desc.bEndpointAddress;
1104                         pAd->BulkOutMaxPacketSize = iface_desc->endpoint[i].desc.wMaxPacketSize;
1105
1106                         DBGPRINT_RAW(RT_DEBUG_TRACE,
1107                                 ("BULK OUT MaximumPacketSize = %d\n", pAd->BulkOutMaxPacketSize));
1108                         DBGPRINT_RAW(RT_DEBUG_TRACE,
1109                                 ("EP address = 0x%2x  \n", iface_desc->endpoint[i].desc.bEndpointAddress));
1110                 }
1111         }
1112
1113         if (!(pAd->BulkInEpAddr && pAd->BulkOutEpAddr[0]))
1114         {
1115                 printk("%s: Could not find both bulk-in and bulk-out endpoints\n", __func__);
1116                 return FALSE;
1117         }
1118
1119         return TRUE;
1120 }
1121
1122
1123 /*
1124 ========================================================================
1125 Routine Description:
1126     Disable DMA.
1127
1128 Arguments:
1129         *pAd                            the raxx interface data pointer
1130
1131 Return Value:
1132         None
1133
1134 Note:
1135 ========================================================================
1136 */
1137 VOID RT28XXDMADisable(
1138         IN RTMP_ADAPTER                 *pAd)
1139 {
1140         // no use
1141 }
1142
1143
1144
1145 /*
1146 ========================================================================
1147 Routine Description:
1148     Enable DMA.
1149
1150 Arguments:
1151         *pAd                            the raxx interface data pointer
1152
1153 Return Value:
1154         None
1155
1156 Note:
1157 ========================================================================
1158 */
1159 VOID RT28XXDMAEnable(
1160         IN RTMP_ADAPTER                 *pAd)
1161 {
1162         WPDMA_GLO_CFG_STRUC     GloCfg;
1163         USB_DMA_CFG_STRUC       UsbCfg;
1164         int                                     i = 0;
1165
1166
1167         RTMP_IO_WRITE32(pAd, MAC_SYS_CTRL, 0x4);
1168         do
1169         {
1170                 RTMP_IO_READ32(pAd, WPDMA_GLO_CFG, &GloCfg.word);
1171                 if ((GloCfg.field.TxDMABusy == 0)  && (GloCfg.field.RxDMABusy == 0))
1172                         break;
1173
1174                 DBGPRINT(RT_DEBUG_TRACE, ("==>  DMABusy\n"));
1175                 RTMPusecDelay(1000);
1176                 i++;
1177         }while ( i <200);
1178
1179
1180         RTMPusecDelay(50);
1181         GloCfg.field.EnTXWriteBackDDONE = 1;
1182         GloCfg.field.EnableRxDMA = 1;
1183         GloCfg.field.EnableTxDMA = 1;
1184         DBGPRINT(RT_DEBUG_TRACE, ("<== WRITE DMA offset 0x208 = 0x%x\n", GloCfg.word));
1185         RTMP_IO_WRITE32(pAd, WPDMA_GLO_CFG, GloCfg.word);
1186
1187         UsbCfg.word = 0;
1188         UsbCfg.field.phyclear = 0;
1189         /* usb version is 1.1,do not use bulk in aggregation */
1190         if (pAd->BulkInMaxPacketSize == 512)
1191                         UsbCfg.field.RxBulkAggEn = 1;
1192         /* for last packet, PBF might use more than limited, so minus 2 to prevent from error */
1193         UsbCfg.field.RxBulkAggLmt = (MAX_RXBULK_SIZE /1024)-3;
1194         UsbCfg.field.RxBulkAggTOut = 0x80; /* 2006-10-18 */
1195         UsbCfg.field.RxBulkEn = 1;
1196         UsbCfg.field.TxBulkEn = 1;
1197
1198         RTUSBWriteMACRegister(pAd, USB_DMA_CFG, UsbCfg.word);
1199
1200 }
1201
1202 /*
1203 ========================================================================
1204 Routine Description:
1205     Write Beacon buffer to Asic.
1206
1207 Arguments:
1208         *pAd                            the raxx interface data pointer
1209
1210 Return Value:
1211         None
1212
1213 Note:
1214 ========================================================================
1215 */
1216 VOID RT28xx_UpdateBeaconToAsic(
1217         IN RTMP_ADAPTER         *pAd,
1218         IN INT                          apidx,
1219         IN ULONG                        FrameLen,
1220         IN ULONG                        UpdatePos)
1221 {
1222         PUCHAR          pBeaconFrame = NULL;
1223         UCHAR                   *ptr;
1224         UINT                    i, padding;
1225         BEACON_SYNC_STRUCT      *pBeaconSync = pAd->CommonCfg.pBeaconSync;
1226         UINT32                  longValue;
1227 //      USHORT                  shortValue;
1228         BOOLEAN                 bBcnReq = FALSE;
1229         UCHAR                   bcn_idx = 0;
1230
1231
1232         if (pBeaconFrame == NULL)
1233         {
1234                 DBGPRINT(RT_DEBUG_ERROR,("pBeaconFrame is NULL!\n"));
1235                 return;
1236         }
1237
1238         if (pBeaconSync == NULL)
1239         {
1240                 DBGPRINT(RT_DEBUG_ERROR,("pBeaconSync is NULL!\n"));
1241                 return;
1242         }
1243
1244         //if ((pAd->WdsTab.Mode == WDS_BRIDGE_MODE) ||
1245         //      ((pAd->ApCfg.MBSSID[apidx].MSSIDDev == NULL) || !(pAd->ApCfg.MBSSID[apidx].MSSIDDev->flags & IFF_UP))
1246         //      )
1247         if (bBcnReq == FALSE)
1248         {
1249                 /* when the ra interface is down, do not send its beacon frame */
1250                 /* clear all zero */
1251                 for(i=0; i<TXWI_SIZE; i+=4) {
1252                         RTMP_IO_WRITE32(pAd, pAd->BeaconOffset[bcn_idx] + i, 0x00);
1253                 }
1254                 pBeaconSync->BeaconBitMap &= (~(BEACON_BITMAP_MASK & (1 << bcn_idx)));
1255                 NdisZeroMemory(pBeaconSync->BeaconTxWI[bcn_idx], TXWI_SIZE);
1256         }
1257         else
1258         {
1259                 ptr = (PUCHAR)&pAd->BeaconTxWI;
1260
1261                 if (NdisEqualMemory(pBeaconSync->BeaconTxWI[bcn_idx], &pAd->BeaconTxWI, TXWI_SIZE) == FALSE)
1262                 {       // If BeaconTxWI changed, we need to rewrite the TxWI for the Beacon frames.
1263                         pBeaconSync->BeaconBitMap &= (~(BEACON_BITMAP_MASK & (1 << bcn_idx)));
1264                         NdisMoveMemory(pBeaconSync->BeaconTxWI[bcn_idx], &pAd->BeaconTxWI, TXWI_SIZE);
1265                 }
1266
1267                 if ((pBeaconSync->BeaconBitMap & (1 << bcn_idx)) != (1 << bcn_idx))
1268                 {
1269                         for (i=0; i<TXWI_SIZE; i+=4)  // 16-byte TXWI field
1270                         {
1271                                 longValue =  *ptr + (*(ptr+1)<<8) + (*(ptr+2)<<16) + (*(ptr+3)<<24);
1272                                 RTMP_IO_WRITE32(pAd, pAd->BeaconOffset[bcn_idx] + i, longValue);
1273                                 ptr += 4;
1274                         }
1275                 }
1276
1277                 ptr = pBeaconSync->BeaconBuf[bcn_idx];
1278                 padding = (FrameLen & 0x01);
1279                 NdisZeroMemory((PUCHAR)(pBeaconFrame + FrameLen), padding);
1280                 FrameLen += padding;
1281                 for (i = 0 ; i < FrameLen /*HW_BEACON_OFFSET*/; i += 2)
1282                 {
1283                         if (NdisEqualMemory(ptr, pBeaconFrame, 2) == FALSE)
1284                         {
1285                                 NdisMoveMemory(ptr, pBeaconFrame, 2);
1286                                 //shortValue = *ptr + (*(ptr+1)<<8);
1287                                 //RTMP_IO_WRITE8(pAd, pAd->BeaconOffset[bcn_idx] + TXWI_SIZE + i, shortValue);
1288                                 RTUSBMultiWrite(pAd, pAd->BeaconOffset[bcn_idx] + TXWI_SIZE + i, ptr, 2);
1289                         }
1290                         ptr +=2;
1291                         pBeaconFrame += 2;
1292                 }
1293
1294                 pBeaconSync->BeaconBitMap |= (1 << bcn_idx);
1295
1296                 // For AP interface, set the DtimBitOn so that we can send Bcast/Mcast frame out after this beacon frame.
1297         }
1298
1299 }
1300
1301
1302 VOID RT2870_BssBeaconStop(
1303         IN RTMP_ADAPTER *pAd)
1304 {
1305         BEACON_SYNC_STRUCT      *pBeaconSync;
1306         int i, offset;
1307         BOOLEAN Cancelled = TRUE;
1308
1309         pBeaconSync = pAd->CommonCfg.pBeaconSync;
1310         if (pBeaconSync && pBeaconSync->EnableBeacon)
1311         {
1312                 INT NumOfBcn;
1313
1314                 NumOfBcn = MAX_MESH_NUM;
1315
1316                 RTMPCancelTimer(&pAd->CommonCfg.BeaconUpdateTimer, &Cancelled);
1317
1318                 for(i=0; i<NumOfBcn; i++)
1319                 {
1320                         NdisZeroMemory(pBeaconSync->BeaconBuf[i], HW_BEACON_OFFSET);
1321                         NdisZeroMemory(pBeaconSync->BeaconTxWI[i], TXWI_SIZE);
1322
1323                         for (offset=0; offset<HW_BEACON_OFFSET; offset+=4)
1324                                 RTMP_IO_WRITE32(pAd, pAd->BeaconOffset[i] + offset, 0x00);
1325
1326                         pBeaconSync->CapabilityInfoLocationInBeacon[i] = 0;
1327                         pBeaconSync->TimIELocationInBeacon[i] = 0;
1328                 }
1329                 pBeaconSync->BeaconBitMap = 0;
1330                 pBeaconSync->DtimBitOn = 0;
1331         }
1332 }
1333
1334
1335 VOID RT2870_BssBeaconStart(
1336         IN RTMP_ADAPTER *pAd)
1337 {
1338         int apidx;
1339         BEACON_SYNC_STRUCT      *pBeaconSync;
1340 //      LARGE_INTEGER   tsfTime, deltaTime;
1341
1342         pBeaconSync = pAd->CommonCfg.pBeaconSync;
1343         if (pBeaconSync && pBeaconSync->EnableBeacon)
1344         {
1345                 INT NumOfBcn;
1346
1347                 NumOfBcn = MAX_MESH_NUM;
1348
1349                 for(apidx=0; apidx<NumOfBcn; apidx++)
1350                 {
1351                         UCHAR CapabilityInfoLocationInBeacon = 0;
1352                         UCHAR TimIELocationInBeacon = 0;
1353
1354                         NdisZeroMemory(pBeaconSync->BeaconBuf[apidx], HW_BEACON_OFFSET);
1355                         pBeaconSync->CapabilityInfoLocationInBeacon[apidx] = CapabilityInfoLocationInBeacon;
1356                         pBeaconSync->TimIELocationInBeacon[apidx] = TimIELocationInBeacon;
1357                         NdisZeroMemory(pBeaconSync->BeaconTxWI[apidx], TXWI_SIZE);
1358                 }
1359                 pBeaconSync->BeaconBitMap = 0;
1360                 pBeaconSync->DtimBitOn = 0;
1361                 pAd->CommonCfg.BeaconUpdateTimer.Repeat = TRUE;
1362
1363                 pAd->CommonCfg.BeaconAdjust = 0;
1364                 pAd->CommonCfg.BeaconFactor = 0xffffffff / (pAd->CommonCfg.BeaconPeriod << 10);
1365                 pAd->CommonCfg.BeaconRemain = (0xffffffff % (pAd->CommonCfg.BeaconPeriod << 10)) + 1;
1366                 printk("RT2870_BssBeaconStart:BeaconFactor=%d, BeaconRemain=%d!\n", pAd->CommonCfg.BeaconFactor, pAd->CommonCfg.BeaconRemain);
1367                 RTMPSetTimer(&pAd->CommonCfg.BeaconUpdateTimer, pAd->CommonCfg.BeaconPeriod);
1368
1369         }
1370 }
1371
1372
1373 VOID RT2870_BssBeaconInit(
1374         IN RTMP_ADAPTER *pAd)
1375 {
1376         BEACON_SYNC_STRUCT      *pBeaconSync;
1377         int i;
1378
1379         NdisAllocMemory(pAd->CommonCfg.pBeaconSync, sizeof(BEACON_SYNC_STRUCT), MEM_ALLOC_FLAG);
1380         if (pAd->CommonCfg.pBeaconSync)
1381         {
1382                 pBeaconSync = pAd->CommonCfg.pBeaconSync;
1383                 NdisZeroMemory(pBeaconSync, sizeof(BEACON_SYNC_STRUCT));
1384                 for(i=0; i < HW_BEACON_MAX_COUNT; i++)
1385                 {
1386                         NdisZeroMemory(pBeaconSync->BeaconBuf[i], HW_BEACON_OFFSET);
1387                         pBeaconSync->CapabilityInfoLocationInBeacon[i] = 0;
1388                         pBeaconSync->TimIELocationInBeacon[i] = 0;
1389                         NdisZeroMemory(pBeaconSync->BeaconTxWI[i], TXWI_SIZE);
1390                 }
1391                 pBeaconSync->BeaconBitMap = 0;
1392
1393                 //RTMPInitTimer(pAd, &pAd->CommonCfg.BeaconUpdateTimer, GET_TIMER_FUNCTION(BeaconUpdateExec), pAd, TRUE);
1394                 pBeaconSync->EnableBeacon = TRUE;
1395         }
1396 }
1397
1398
1399 VOID RT2870_BssBeaconExit(
1400         IN RTMP_ADAPTER *pAd)
1401 {
1402         BEACON_SYNC_STRUCT      *pBeaconSync;
1403         BOOLEAN Cancelled = TRUE;
1404         int i;
1405
1406         if (pAd->CommonCfg.pBeaconSync)
1407         {
1408                 pBeaconSync = pAd->CommonCfg.pBeaconSync;
1409                 pBeaconSync->EnableBeacon = FALSE;
1410                 RTMPCancelTimer(&pAd->CommonCfg.BeaconUpdateTimer, &Cancelled);
1411                 pBeaconSync->BeaconBitMap = 0;
1412
1413                 for(i=0; i<HW_BEACON_MAX_COUNT; i++)
1414                 {
1415                         NdisZeroMemory(pBeaconSync->BeaconBuf[i], HW_BEACON_OFFSET);
1416                         pBeaconSync->CapabilityInfoLocationInBeacon[i] = 0;
1417                         pBeaconSync->TimIELocationInBeacon[i] = 0;
1418                         NdisZeroMemory(pBeaconSync->BeaconTxWI[i], TXWI_SIZE);
1419                 }
1420
1421                 NdisFreeMemory(pAd->CommonCfg.pBeaconSync, HW_BEACON_OFFSET * HW_BEACON_MAX_COUNT, 0);
1422                 pAd->CommonCfg.pBeaconSync = NULL;
1423         }
1424 }
1425
1426 VOID BeaconUpdateExec(
1427     IN PVOID SystemSpecific1,
1428     IN PVOID FunctionContext,
1429     IN PVOID SystemSpecific2,
1430     IN PVOID SystemSpecific3)
1431 {
1432         PRTMP_ADAPTER   pAd = (PRTMP_ADAPTER)FunctionContext;
1433         LARGE_INTEGER   tsfTime_a;//, tsfTime_b, deltaTime_exp, deltaTime_ab;
1434         UINT32                  delta, remain, remain_low, remain_high;
1435 //      BOOLEAN                 positive;
1436
1437         ReSyncBeaconTime(pAd);
1438
1439
1440
1441         RTMP_IO_READ32(pAd, TSF_TIMER_DW0, &tsfTime_a.u.LowPart);
1442         RTMP_IO_READ32(pAd, TSF_TIMER_DW1, &tsfTime_a.u.HighPart);
1443
1444
1445         //positive=getDeltaTime(tsfTime_a, expectedTime, &deltaTime_exp);
1446         remain_high = pAd->CommonCfg.BeaconRemain * tsfTime_a.u.HighPart;
1447         remain_low = tsfTime_a.u.LowPart % (pAd->CommonCfg.BeaconPeriod << 10);
1448         remain = (remain_high + remain_low)%(pAd->CommonCfg.BeaconPeriod << 10);
1449         delta = (pAd->CommonCfg.BeaconPeriod << 10) - remain;
1450
1451         pAd->CommonCfg.BeaconUpdateTimer.TimerValue = (delta >> 10) + 10;
1452
1453 }
1454