drivers/staging/rt2870/common/2870_rtmp_init.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         2870_rtmp_init.c
  29
  30         Abstract:
  31         Miniport generic portion header file
  32
  33         Revision History:
  34         Who         When          What
  35         --------    ----------    ----------------------------------------------
  36         Paul Lin    2002-08-01    created
  37     John Chang  2004-08-20    RT2561/2661 use scatter-gather scheme
  38     Jan Lee     2006-09-15    RT2860. Change for 802.11n , EEPROM, Led, BA, HT.
  39         Sample Lin      2007-05-31    Merge RT2860 and RT2870 drivers.
  40 */
  41
  42 #include "../rt_config.h"
  43
  44
  45 static void rx_done_tasklet(unsigned long data);
  46 static void rt2870_hcca_dma_done_tasklet(unsigned long data);
  47 static void rt2870_ac3_dma_done_tasklet(unsigned long data);
  48 static void rt2870_ac2_dma_done_tasklet(unsigned long data);
  49 static void rt2870_ac1_dma_done_tasklet(unsigned long data);
  50 static void rt2870_ac0_dma_done_tasklet(unsigned long data);
  51 static void rt2870_mgmt_dma_done_tasklet(unsigned long data);
  52 static void rt2870_null_frame_complete_tasklet(unsigned long data);
  53 static void rt2870_rts_frame_complete_tasklet(unsigned long data);
  54 static void rt2870_pspoll_frame_complete_tasklet(unsigned long data);
  55 static void rt2870_dataout_complete_tasklet(unsigned long data);
  56
  57
  58 /*
  59 ========================================================================
  60 Routine Description:
  61     Initialize receive data structures.
  62
  63 Arguments:
  64     pAd                                 Pointer to our adapter
  65
  66 Return Value:
  67         NDIS_STATUS_SUCCESS
  68         NDIS_STATUS_RESOURCES
  69
  70 Note:
  71         Initialize all receive releated private buffer, include those define
  72         in RTMP_ADAPTER structure and all private data structures. The mahor
  73         work is to allocate buffer for each packet and chain buffer to
  74         NDIS packet descriptor.
  75 ========================================================================
  76 */
  77 NDIS_STATUS     NICInitRecv(
  78         IN      PRTMP_ADAPTER   pAd)
  79 {
  80         UCHAR                           i;
  81         NDIS_STATUS                     Status = NDIS_STATUS_SUCCESS;
  82         POS_COOKIE                      pObj = (POS_COOKIE) pAd->OS_Cookie;
  83
  84
  85         DBGPRINT(RT_DEBUG_TRACE, ("--> NICInitRecv\n"));
  86         pObj = pObj;
  87
  88         //InterlockedExchange(&pAd->PendingRx, 0);
  89         pAd->PendingRx = 0;
  90         pAd->NextRxBulkInReadIndex      = 0;    // Next Rx Read index
  91         pAd->NextRxBulkInIndex          = 0 ; //RX_RING_SIZE -1; // Rx Bulk pointer
  92         pAd->NextRxBulkInPosition       = 0;
  93
  94         for (i = 0; i < (RX_RING_SIZE); i++)
  95         {
  96                 PRX_CONTEXT  pRxContext = &(pAd->RxContext[i]);
  97
  98                 //Allocate URB
  99                 pRxContext->pUrb = RTUSB_ALLOC_URB(0);
 100                 if (pRxContext->pUrb == NULL)
 101                 {
 102                         Status = NDIS_STATUS_RESOURCES;
 103                         goto out1;
 104                 }
 105
 106                 // Allocate transfer buffer
 107                 pRxContext->TransferBuffer = RTUSB_URB_ALLOC_BUFFER(pObj->pUsb_Dev, MAX_RXBULK_SIZE, &pRxContext->data_dma);
 108                 if (pRxContext->TransferBuffer == NULL)
 109                 {
 110                         Status = NDIS_STATUS_RESOURCES;
 111                         goto out1;
 112                 }
 113
 114                 NdisZeroMemory(pRxContext->TransferBuffer, MAX_RXBULK_SIZE);
 115
 116                 pRxContext->pAd = pAd;
 117                 pRxContext->pIrp = NULL;
 118                 pRxContext->InUse               = FALSE;
 119                 pRxContext->IRPPending  = FALSE;
 120                 pRxContext->Readable    = FALSE;
 121                 //pRxContext->ReorderInUse = FALSE;
 122                 pRxContext->bRxHandling = FALSE;
 123                 pRxContext->BulkInOffset = 0;
 124         }
 125
 126         DBGPRINT(RT_DEBUG_TRACE, ("<-- NICInitRecv\n"));
 127         return Status;
 128
 129 out1:
 130         for (i = 0; i < (RX_RING_SIZE); i++)
 131         {
 132                 PRX_CONTEXT  pRxContext = &(pAd->RxContext[i]);
 133
 134                 if (NULL != pRxContext->TransferBuffer)
 135                 {
 136                         RTUSB_URB_FREE_BUFFER(pObj->pUsb_Dev, MAX_RXBULK_SIZE,
 137                                                                 pRxContext->TransferBuffer, pRxContext->data_dma);
 138                         pRxContext->TransferBuffer = NULL;
 139                 }
 140
 141                 if (NULL != pRxContext->pUrb)
 142                 {
 143                         RTUSB_UNLINK_URB(pRxContext->pUrb);
 144                         RTUSB_FREE_URB(pRxContext->pUrb);
 145                         pRxContext->pUrb = NULL;
 146                 }
 147         }
 148
 149         return Status;
 150 }
 151
 152
 153 /*
 154 ========================================================================
 155 Routine Description:
 156     Initialize transmit data structures.
 157
 158 Arguments:
 159     pAd                                 Pointer to our adapter
 160
 161 Return Value:
 162         NDIS_STATUS_SUCCESS
 163         NDIS_STATUS_RESOURCES
 164
 165 Note:
 166 ========================================================================
 167 */
 168 NDIS_STATUS     NICInitTransmit(
 169         IN      PRTMP_ADAPTER   pAd)
 170 {
 171 #define LM_USB_ALLOC(pObj, Context, TB_Type, BufferSize, Status, msg1, err1, msg2, err2)        \
 172         Context->pUrb = RTUSB_ALLOC_URB(0);             \
 173         if (Context->pUrb == NULL) {                    \
 174                 DBGPRINT(RT_DEBUG_ERROR, msg1);         \
 175                 Status = NDIS_STATUS_RESOURCES;         \
 176                 goto err1; }                                            \
 177                                                                                         \
 178         Context->TransferBuffer =                               \
 179                 (TB_Type)RTUSB_URB_ALLOC_BUFFER(pObj->pUsb_Dev, BufferSize, &Context->data_dma);        \
 180         if (Context->TransferBuffer == NULL) {  \
 181                 DBGPRINT(RT_DEBUG_ERROR, msg2);         \
 182                 Status = NDIS_STATUS_RESOURCES;         \
 183                 goto err2; }
 184
 185 #define LM_URB_FREE(pObj, Context, BufferSize)                          \
 186         if (NULL != Context->pUrb) {                                                    \
 187                 RTUSB_UNLINK_URB(Context->pUrb);                                        \
 188                 RTUSB_FREE_URB(Context->pUrb);                                          \
 189                 Context->pUrb = NULL; }                                                         \
 190         if (NULL != Context->TransferBuffer) {                          \
 191                 RTUSB_URB_FREE_BUFFER(pObj->pUsb_Dev, BufferSize,       \
 192                                                                 Context->TransferBuffer,        \
 193                                                                 Context->data_dma);                     \
 194                 Context->TransferBuffer = NULL; }
 195
 196         UCHAR                   i, acidx;
 197         NDIS_STATUS     Status = NDIS_STATUS_SUCCESS;
 198         PTX_CONTEXT             pNullContext   = &(pAd->NullContext);
 199         PTX_CONTEXT             pPsPollContext = &(pAd->PsPollContext);
 200         PTX_CONTEXT             pRTSContext    = &(pAd->RTSContext);
 201         PTX_CONTEXT             pMLMEContext = NULL;
 202 //      PHT_TX_CONTEXT  pHTTXContext = NULL;
 203         POS_COOKIE              pObj = (POS_COOKIE) pAd->OS_Cookie;
 204         PVOID                   RingBaseVa;
 205 //      RTMP_TX_RING    *pTxRing;
 206         RTMP_MGMT_RING  *pMgmtRing;
 207
 208         DBGPRINT(RT_DEBUG_TRACE, ("--> NICInitTransmit\n"));
 209         pObj = pObj;
 210
 211         // Init 4 set of Tx parameters
 212         for(acidx = 0; acidx < NUM_OF_TX_RING; acidx++)
 213         {
 214                 // Initialize all Transmit releated queues
 215                 InitializeQueueHeader(&pAd->TxSwQueue[acidx]);
 216
 217                 // Next Local tx ring pointer waiting for buck out
 218                 pAd->NextBulkOutIndex[acidx] = acidx;
 219                 pAd->BulkOutPending[acidx] = FALSE; // Buck Out control flag
 220                 //pAd->DataBulkDoneIdx[acidx] = 0;
 221         }
 222
 223         //pAd->NextMLMEIndex    = 0;
 224         //pAd->PushMgmtIndex    = 0;
 225         //pAd->PopMgmtIndex     = 0;
 226         //InterlockedExchange(&pAd->MgmtQueueSize, 0);
 227         //InterlockedExchange(&pAd->TxCount, 0);
 228
 229         //pAd->PrioRingFirstIndex       = 0;
 230         //pAd->PrioRingTxCnt            = 0;
 231
 232         do
 233         {
 234                 //
 235                 // TX_RING_SIZE, 4 ACs
 236                 //
 237                 for(acidx=0; acidx<4; acidx++)
 238                 {
 239                         PHT_TX_CONTEXT  pHTTXContext = &(pAd->TxContext[acidx]);
 240
 241                         NdisZeroMemory(pHTTXContext, sizeof(HT_TX_CONTEXT));
 242                         //Allocate URB
 243                         LM_USB_ALLOC(pObj, pHTTXContext, PHTTX_BUFFER, sizeof(HTTX_BUFFER), Status,
 244                                                         ("<-- ERROR in Alloc TX TxContext[%d] urb!! \n", acidx),
 245                                                         done,
 246                                                         ("<-- ERROR in Alloc TX TxContext[%d] HTTX_BUFFER !! \n", acidx),
 247                                                         out1);
 248
 249                         NdisZeroMemory(pHTTXContext->TransferBuffer->Aggregation, 4);
 250                         pHTTXContext->pAd = pAd;
 251                         pHTTXContext->pIrp = NULL;
 252                         pHTTXContext->IRPPending = FALSE;
 253                         pHTTXContext->NextBulkOutPosition = 0;
 254                         pHTTXContext->ENextBulkOutPosition = 0;
 255                         pHTTXContext->CurWritePosition = 0;
 256                         pHTTXContext->CurWriteRealPos = 0;
 257                         pHTTXContext->BulkOutSize = 0;
 258                         pHTTXContext->BulkOutPipeId = acidx;
 259                         pHTTXContext->bRingEmpty = TRUE;
 260                         pHTTXContext->bCopySavePad = FALSE;
 261
 262                         pAd->BulkOutPending[acidx] = FALSE;
 263                 }
 264
 265
 266                 //
 267                 // MGMT_RING_SIZE
 268                 //
 269                 // Allocate MGMT ring descriptor's memory
 270                 pAd->MgmtDescRing.AllocSize = MGMT_RING_SIZE * sizeof(TX_CONTEXT);
 271                 RTMPAllocateMemory(&pAd->MgmtDescRing.AllocVa, pAd->MgmtDescRing.AllocSize);
 272                 if (pAd->MgmtDescRing.AllocVa == NULL)
 273                 {
 274                         DBGPRINT_ERR(("Failed to allocate a big buffer for MgmtDescRing!\n"));
 275                         Status = NDIS_STATUS_RESOURCES;
 276                         goto out1;
 277                 }
 278                 NdisZeroMemory(pAd->MgmtDescRing.AllocVa, pAd->MgmtDescRing.AllocSize);
 279                 RingBaseVa     = pAd->MgmtDescRing.AllocVa;
 280
 281                 // Initialize MGMT Ring and associated buffer memory
 282                 pMgmtRing = &pAd->MgmtRing;
 283                 for (i = 0; i < MGMT_RING_SIZE; i++)
 284                 {
 285                         // link the pre-allocated Mgmt buffer to MgmtRing.Cell
 286                         pMgmtRing->Cell[i].AllocSize = sizeof(TX_CONTEXT);
 287                         pMgmtRing->Cell[i].AllocVa = RingBaseVa;
 288                         pMgmtRing->Cell[i].pNdisPacket = NULL;
 289                         pMgmtRing->Cell[i].pNextNdisPacket = NULL;
 290
 291                         //Allocate URB for MLMEContext
 292                         pMLMEContext = (PTX_CONTEXT) pAd->MgmtRing.Cell[i].AllocVa;
 293                         pMLMEContext->pUrb = RTUSB_ALLOC_URB(0);
 294                         if (pMLMEContext->pUrb == NULL)
 295                         {
 296                                 DBGPRINT(RT_DEBUG_ERROR, ("<-- ERROR in Alloc TX MLMEContext[%d] urb!! \n", i));
 297                                 Status = NDIS_STATUS_RESOURCES;
 298                                 goto out2;
 299                         }
 300                         pMLMEContext->pAd = pAd;
 301                         pMLMEContext->pIrp = NULL;
 302                         pMLMEContext->TransferBuffer = NULL;
 303                         pMLMEContext->InUse = FALSE;
 304                         pMLMEContext->IRPPending = FALSE;
 305                         pMLMEContext->bWaitingBulkOut = FALSE;
 306                         pMLMEContext->BulkOutSize = 0;
 307                         pMLMEContext->SelfIdx = i;
 308
 309                         // Offset to next ring descriptor address
 310                         RingBaseVa = (PUCHAR) RingBaseVa + sizeof(TX_CONTEXT);
 311                 }
 312                 DBGPRINT(RT_DEBUG_TRACE, ("MGMT Ring: total %d entry allocated\n", i));
 313
 314                 //pAd->MgmtRing.TxSwFreeIdx = (MGMT_RING_SIZE - 1);
 315                 pAd->MgmtRing.TxSwFreeIdx = MGMT_RING_SIZE;
 316                 pAd->MgmtRing.TxCpuIdx = 0;
 317                 pAd->MgmtRing.TxDmaIdx = 0;
 318
 319                 //
 320                 // BEACON_RING_SIZE
 321                 //
 322                 for(i=0; i<BEACON_RING_SIZE; i++) // 2
 323                 {
 324                         PTX_CONTEXT     pBeaconContext = &(pAd->BeaconContext[i]);
 325
 326
 327                         NdisZeroMemory(pBeaconContext, sizeof(TX_CONTEXT));
 328
 329                         //Allocate URB
 330                         LM_USB_ALLOC(pObj, pBeaconContext, PTX_BUFFER, sizeof(TX_BUFFER), Status,
 331                                                         ("<-- ERROR in Alloc TX BeaconContext[%d] urb!! \n", i),
 332                                                         out2,
 333                                                         ("<-- ERROR in Alloc TX BeaconContext[%d] TX_BUFFER !! \n", i),
 334                                                         out3);
 335
 336                         pBeaconContext->pAd = pAd;
 337                         pBeaconContext->pIrp = NULL;
 338                         pBeaconContext->InUse = FALSE;
 339                         pBeaconContext->IRPPending = FALSE;
 340                 }
 341
 342                 //
 343                 // NullContext
 344                 //
 345                 NdisZeroMemory(pNullContext, sizeof(TX_CONTEXT));
 346
 347                 //Allocate URB
 348                 LM_USB_ALLOC(pObj, pNullContext, PTX_BUFFER, sizeof(TX_BUFFER), Status,
 349                                                 ("<-- ERROR in Alloc TX NullContext urb!! \n"),
 350                                                 out3,
 351                                                 ("<-- ERROR in Alloc TX NullContext TX_BUFFER !! \n"),
 352                                                 out4);
 353
 354                 pNullContext->pAd = pAd;
 355                 pNullContext->pIrp = NULL;
 356                 pNullContext->InUse = FALSE;
 357                 pNullContext->IRPPending = FALSE;
 358
 359                 //
 360                 // RTSContext
 361                 //
 362                 NdisZeroMemory(pRTSContext, sizeof(TX_CONTEXT));
 363
 364                 //Allocate URB
 365                 LM_USB_ALLOC(pObj, pRTSContext, PTX_BUFFER, sizeof(TX_BUFFER), Status,
 366                                                 ("<-- ERROR in Alloc TX RTSContext urb!! \n"),
 367                                                 out4,
 368                                                 ("<-- ERROR in Alloc TX RTSContext TX_BUFFER !! \n"),
 369                                                 out5);
 370
 371                 pRTSContext->pAd = pAd;
 372                 pRTSContext->pIrp = NULL;
 373                 pRTSContext->InUse = FALSE;
 374                 pRTSContext->IRPPending = FALSE;
 375
 376                 //
 377                 // PsPollContext
 378                 //
 379                 //NdisZeroMemory(pPsPollContext, sizeof(TX_CONTEXT));
 380                 //Allocate URB
 381                 LM_USB_ALLOC(pObj, pPsPollContext, PTX_BUFFER, sizeof(TX_BUFFER), Status,
 382                                                 ("<-- ERROR in Alloc TX PsPollContext urb!! \n"),
 383                                                 out5,
 384                                                 ("<-- ERROR in Alloc TX PsPollContext TX_BUFFER !! \n"),
 385                                                 out6);
 386
 387                 pPsPollContext->pAd = pAd;
 388                 pPsPollContext->pIrp = NULL;
 389                 pPsPollContext->InUse = FALSE;
 390                 pPsPollContext->IRPPending = FALSE;
 391                 pPsPollContext->bAggregatible = FALSE;
 392                 pPsPollContext->LastOne = TRUE;
 393
 394         }   while (FALSE);
 395
 396
 397 done:
 398         DBGPRINT(RT_DEBUG_TRACE, ("<-- NICInitTransmit\n"));
 399
 400         return Status;
 401
 402         /* --------------------------- ERROR HANDLE --------------------------- */
 403 out6:
 404         LM_URB_FREE(pObj, pPsPollContext, sizeof(TX_BUFFER));
 405
 406 out5:
 407         LM_URB_FREE(pObj, pRTSContext, sizeof(TX_BUFFER));
 408
 409 out4:
 410         LM_URB_FREE(pObj, pNullContext, sizeof(TX_BUFFER));
 411
 412 out3:
 413         for(i=0; i<BEACON_RING_SIZE; i++)
 414         {
 415                 PTX_CONTEXT     pBeaconContext = &(pAd->BeaconContext[i]);
 416                 if (pBeaconContext)
 417                         LM_URB_FREE(pObj, pBeaconContext, sizeof(TX_BUFFER));
 418         }
 419
 420 out2:
 421         if (pAd->MgmtDescRing.AllocVa)
 422         {
 423                 pMgmtRing = &pAd->MgmtRing;
 424         for(i=0; i<MGMT_RING_SIZE; i++)
 425         {
 426                 pMLMEContext = (PTX_CONTEXT) pAd->MgmtRing.Cell[i].AllocVa;
 427                 if (pMLMEContext)
 428                         LM_URB_FREE(pObj, pMLMEContext, sizeof(TX_BUFFER));
 429         }
 430                 NdisFreeMemory(pAd->MgmtDescRing.AllocVa, pAd->MgmtDescRing.AllocSize, 0);
 431                 pAd->MgmtDescRing.AllocVa = NULL;
 432         }
 433
 434 out1:
 435         for (acidx = 0; acidx < 4; acidx++)
 436         {
 437                 PHT_TX_CONTEXT pTxContext = &(pAd->TxContext[acidx]);
 438                 if (pTxContext)
 439                         LM_URB_FREE(pObj, pTxContext, sizeof(HTTX_BUFFER));
 440         }
 441
 442         // Here we didn't have any pre-allocated memory need to free.
 443
 444         return Status;
 445 }
 446
 447
 448 /*
 449 ========================================================================
 450 Routine Description:
 451     Allocate DMA memory blocks for send, receive.
 452
 453 Arguments:
 454     pAd                                 Pointer to our adapter
 455
 456 Return Value:
 457         NDIS_STATUS_SUCCESS
 458         NDIS_STATUS_FAILURE
 459         NDIS_STATUS_RESOURCES
 460
 461 Note:
 462 ========================================================================
 463 */
 464 NDIS_STATUS     RTMPAllocTxRxRingMemory(
 465         IN      PRTMP_ADAPTER   pAd)
 466 {
 467 //      COUNTER_802_11  pCounter = &pAd->WlanCounters;
 468         NDIS_STATUS             Status;
 469         INT                             num;
 470
 471
 472         DBGPRINT(RT_DEBUG_TRACE, ("--> RTMPAllocTxRxRingMemory\n"));
 473
 474
 475         do
 476         {
 477                 // Init the CmdQ and CmdQLock
 478                 NdisAllocateSpinLock(&pAd->CmdQLock);
 479                 NdisAcquireSpinLock(&pAd->CmdQLock);
 480                 RTUSBInitializeCmdQ(&pAd->CmdQ);
 481                 NdisReleaseSpinLock(&pAd->CmdQLock);
 482
 483
 484                 NdisAllocateSpinLock(&pAd->MLMEBulkOutLock);
 485                 //NdisAllocateSpinLock(&pAd->MLMEWaitQueueLock);
 486                 NdisAllocateSpinLock(&pAd->BulkOutLock[0]);
 487                 NdisAllocateSpinLock(&pAd->BulkOutLock[1]);
 488                 NdisAllocateSpinLock(&pAd->BulkOutLock[2]);
 489                 NdisAllocateSpinLock(&pAd->BulkOutLock[3]);
 490                 NdisAllocateSpinLock(&pAd->BulkOutLock[4]);
 491                 NdisAllocateSpinLock(&pAd->BulkOutLock[5]);
 492                 NdisAllocateSpinLock(&pAd->BulkInLock);
 493
 494                 for (num = 0; num < NUM_OF_TX_RING; num++)
 495                 {
 496                         NdisAllocateSpinLock(&pAd->TxContextQueueLock[num]);
 497                 }
 498
 499 //              NdisAllocateSpinLock(&pAd->MemLock);    // Not used in RT28XX
 500
 501 //              NdisAllocateSpinLock(&pAd->MacTabLock); // init it in UserCfgInit()
 502 //              NdisAllocateSpinLock(&pAd->BATabLock); // init it in BATableInit()
 503
 504 //              for(num=0; num<MAX_LEN_OF_BA_REC_TABLE; num++)
 505 //              {
 506 //                      NdisAllocateSpinLock(&pAd->BATable.BARecEntry[num].RxReRingLock);
 507 //              }
 508
 509                 //
 510                 // Init Mac Table
 511                 //
 512 //              MacTableInitialize(pAd);
 513
 514                 //
 515                 // Init send data structures and related parameters
 516                 //
 517                 Status = NICInitTransmit(pAd);
 518                 if (Status != NDIS_STATUS_SUCCESS)
 519                         break;
 520
 521                 //
 522                 // Init receive data structures and related parameters
 523                 //
 524                 Status = NICInitRecv(pAd);
 525                 if (Status != NDIS_STATUS_SUCCESS)
 526                         break;
 527
 528                 pAd->PendingIoCount = 1;
 529
 530         } while (FALSE);
 531
 532         NdisZeroMemory(&pAd->FragFrame, sizeof(FRAGMENT_FRAME));
 533         pAd->FragFrame.pFragPacket =  RTMP_AllocateFragPacketBuffer(pAd, RX_BUFFER_NORMSIZE);
 534
 535         if (pAd->FragFrame.pFragPacket == NULL)
 536         {
 537                 Status = NDIS_STATUS_RESOURCES;
 538         }
 539
 540         DBGPRINT_S(Status, ("<-- RTMPAllocTxRxRingMemory, Status=%x\n", Status));
 541         return Status;
 542 }
 543
 544
 545 /*
 546 ========================================================================
 547 Routine Description:
 548         Calls USB_InterfaceStop and frees memory allocated for the URBs
 549     calls NdisMDeregisterDevice and frees the memory
 550     allocated in VNetInitialize for the Adapter Object
 551
 552 Arguments:
 553         *pAd                            the raxx interface data pointer
 554
 555 Return Value:
 556         None
 557
 558 Note:
 559 ========================================================================
 560 */
 561 VOID    RTMPFreeTxRxRingMemory(
 562         IN      PRTMP_ADAPTER   pAd)
 563 {
 564 #define LM_URB_FREE(pObj, Context, BufferSize)                          \
 565         if (NULL != Context->pUrb) {                                                    \
 566                 RTUSB_UNLINK_URB(Context->pUrb);                                        \
 567                 RTUSB_FREE_URB(Context->pUrb);                                          \
 568                 Context->pUrb = NULL; }                                                         \
 569         if (NULL != Context->TransferBuffer) {                                  \
 570                 RTUSB_URB_FREE_BUFFER(pObj->pUsb_Dev, BufferSize,       \
 571                                                                 Context->TransferBuffer,        \
 572                                                                 Context->data_dma);                     \
 573                 Context->TransferBuffer = NULL; }
 574
 575
 576         UINT                i, acidx;
 577         PTX_CONTEXT                     pNullContext   = &pAd->NullContext;
 578         PTX_CONTEXT                     pPsPollContext = &pAd->PsPollContext;
 579         PTX_CONTEXT                     pRTSContext    = &pAd->RTSContext;
 580 //      PHT_TX_CONTEXT          pHTTXContext;
 581         //PRTMP_REORDERBUF      pReorderBuf;
 582         POS_COOKIE                      pObj = (POS_COOKIE) pAd->OS_Cookie;
 583 //      RTMP_TX_RING            *pTxRing;
 584
 585         DBGPRINT(RT_DEBUG_ERROR, ("---> RTMPFreeTxRxRingMemory\n"));
 586         pObj = pObj;
 587
 588         // Free all resources for the RECEIVE buffer queue.
 589         for(i=0; i<(RX_RING_SIZE); i++)
 590         {
 591                 PRX_CONTEXT  pRxContext = &(pAd->RxContext[i]);
 592                 if (pRxContext)
 593                         LM_URB_FREE(pObj, pRxContext, MAX_RXBULK_SIZE);
 594         }
 595
 596         // Free PsPoll frame resource
 597         LM_URB_FREE(pObj, pPsPollContext, sizeof(TX_BUFFER));
 598
 599         // Free NULL frame resource
 600         LM_URB_FREE(pObj, pNullContext, sizeof(TX_BUFFER));
 601
 602         // Free RTS frame resource
 603         LM_URB_FREE(pObj, pRTSContext, sizeof(TX_BUFFER));
 604
 605
 606         // Free beacon frame resource
 607         for(i=0; i<BEACON_RING_SIZE; i++)
 608         {
 609                 PTX_CONTEXT     pBeaconContext = &(pAd->BeaconContext[i]);
 610                 if (pBeaconContext)
 611                         LM_URB_FREE(pObj, pBeaconContext, sizeof(TX_BUFFER));
 612         }
 613
 614
 615         // Free mgmt frame resource
 616         for(i = 0; i < MGMT_RING_SIZE; i++)
 617         {
 618                 PTX_CONTEXT pMLMEContext = (PTX_CONTEXT)pAd->MgmtRing.Cell[i].AllocVa;
 619                 //LM_URB_FREE(pObj, pMLMEContext, sizeof(TX_BUFFER));
 620                 if (NULL != pAd->MgmtRing.Cell[i].pNdisPacket)
 621                 {
 622                         RTMPFreeNdisPacket(pAd, pAd->MgmtRing.Cell[i].pNdisPacket);
 623                         pAd->MgmtRing.Cell[i].pNdisPacket = NULL;
 624                         pMLMEContext->TransferBuffer = NULL;
 625                 }
 626
 627                 if (pMLMEContext)
 628                 {
 629                         if (NULL != pMLMEContext->pUrb)
 630                         {
 631                                 RTUSB_UNLINK_URB(pMLMEContext->pUrb);
 632                                 RTUSB_FREE_URB(pMLMEContext->pUrb);
 633                                 pMLMEContext->pUrb = NULL;
 634                         }
 635                 }
 636         }
 637         if (pAd->MgmtDescRing.AllocVa)
 638                 NdisFreeMemory(pAd->MgmtDescRing.AllocVa, pAd->MgmtDescRing.AllocSize, 0);
 639
 640
 641         // Free Tx frame resource
 642                 for(acidx=0; acidx<4; acidx++)
 643                 {
 644                 PHT_TX_CONTEXT pHTTXContext = &(pAd->TxContext[acidx]);
 645                         if (pHTTXContext)
 646                                 LM_URB_FREE(pObj, pHTTXContext, sizeof(HTTX_BUFFER));
 647                 }
 648
 649         if (pAd->FragFrame.pFragPacket)
 650                 RELEASE_NDIS_PACKET(pAd, pAd->FragFrame.pFragPacket, NDIS_STATUS_SUCCESS);
 651
 652         for(i=0; i<6; i++)
 653         {
 654                 NdisFreeSpinLock(&pAd->BulkOutLock[i]);
 655         }
 656
 657         NdisFreeSpinLock(&pAd->BulkInLock);
 658         NdisFreeSpinLock(&pAd->MLMEBulkOutLock);
 659
 660         NdisFreeSpinLock(&pAd->CmdQLock);
 661
 662         // Clear all pending bulk-out request flags.
 663         RTUSB_CLEAR_BULK_FLAG(pAd, 0xffffffff);
 664
 665 //      NdisFreeSpinLock(&pAd->MacTabLock);
 666
 667 //      for(i=0; i<MAX_LEN_OF_BA_REC_TABLE; i++)
 668 //      {
 669 //              NdisFreeSpinLock(&pAd->BATable.BARecEntry[i].RxReRingLock);
 670 //      }
 671
 672         DBGPRINT(RT_DEBUG_ERROR, ("<--- ReleaseAdapter\n"));
 673 }
 674
 675
 676 /*
 677 ========================================================================
 678 Routine Description:
 679     Allocate memory for adapter control block.
 680
 681 Arguments:
 682     pAd                                 Pointer to our adapter
 683
 684 Return Value:
 685         NDIS_STATUS_SUCCESS
 686         NDIS_STATUS_FAILURE
 687         NDIS_STATUS_RESOURCES
 688
 689 Note:
 690 ========================================================================
 691 */
 692 NDIS_STATUS AdapterBlockAllocateMemory(
 693         IN PVOID        handle,
 694         OUT     PVOID   *ppAd)
 695 {
 696         PUSB_DEV        usb_dev;
 697         POS_COOKIE      pObj = (POS_COOKIE) handle;
 698
 699
 700         usb_dev = pObj->pUsb_Dev;
 701
 702 #ifndef RT30xx
 703         pObj->MLMEThr_pid               = THREAD_PID_INIT_VALUE;
 704         pObj->RTUSBCmdThr_pid   = THREAD_PID_INIT_VALUE;
 705 #endif
 706 #ifdef RT30xx
 707         pObj->MLMEThr_pid       = NULL;
 708         pObj->RTUSBCmdThr_pid   = NULL;
 709 #endif
 710         *ppAd = (PVOID)vmalloc(sizeof(RTMP_ADAPTER));
 711
 712         if (*ppAd)
 713         {
 714                 NdisZeroMemory(*ppAd, sizeof(RTMP_ADAPTER));
 715                 ((PRTMP_ADAPTER)*ppAd)->OS_Cookie = handle;
 716                 return (NDIS_STATUS_SUCCESS);
 717         }
 718         else
 719         {
 720                 return (NDIS_STATUS_FAILURE);
 721         }
 722 }
 723
 724
 725 /*
 726 ========================================================================
 727 Routine Description:
 728     Create kernel threads & tasklets.
 729
 730 Arguments:
 731     *net_dev                    Pointer to wireless net device interface
 732
 733 Return Value:
 734         NDIS_STATUS_SUCCESS
 735         NDIS_STATUS_FAILURE
 736
 737 Note:
 738 ========================================================================
 739 */
 740 NDIS_STATUS      CreateThreads(
 741         IN      struct net_device *net_dev)
 742 {
 743         PRTMP_ADAPTER pAd = net_dev->ml_priv;
 744         POS_COOKIE pObj = (POS_COOKIE) pAd->OS_Cookie;
 745 #ifndef RT30xx
 746         pid_t pid_number = -1;
 747 #endif
 748 #ifdef RT30xx
 749         pid_t pid_number;
 750 #endif
 751
 752         //init_MUTEX(&(pAd->usbdev_semaphore));
 753
 754         init_MUTEX_LOCKED(&(pAd->mlme_semaphore));
 755         init_completion (&pAd->mlmeComplete);
 756
 757         init_MUTEX_LOCKED(&(pAd->RTUSBCmd_semaphore));
 758         init_completion (&pAd->CmdQComplete);
 759
 760         init_MUTEX_LOCKED(&(pAd->RTUSBTimer_semaphore));
 761         init_completion (&pAd->TimerQComplete);
 762
 763         // Creat MLME Thread
 764 #ifndef RT30xx
 765         pObj->MLMEThr_pid= THREAD_PID_INIT_VALUE;
 766         pid_number = kernel_thread(MlmeThread, pAd, CLONE_VM);
 767         if (pid_number < 0)
 768         {
 769 #endif
 770 #ifdef RT30xx
 771         pObj->MLMEThr_pid = NULL;
 772         pid_number = kernel_thread(MlmeThread, pAd, CLONE_VM);
 773         if (pid_number < 0)
 774         {
 775 #endif
 776                 printk (KERN_WARNING "%s: unable to start Mlme thread\n",pAd->net_dev->name);
 777                 return NDIS_STATUS_FAILURE;
 778         }
 779
 780 #ifndef RT30xx
 781         pObj->MLMEThr_pid = GET_PID(pid_number);
 782 #endif
 783 #ifdef RT30xx
 784         pObj->MLMEThr_pid = find_get_pid(pid_number);
 785 #endif
 786         // Wait for the thread to start
 787         wait_for_completion(&(pAd->mlmeComplete));
 788
 789         // Creat Command Thread
 790 #ifndef RT30xx
 791         pObj->RTUSBCmdThr_pid= THREAD_PID_INIT_VALUE;
 792         pid_number = kernel_thread(RTUSBCmdThread, pAd, CLONE_VM);
 793         if (pid_number < 0)
 794 #endif
 795 #ifdef RT30xx
 796         pObj->RTUSBCmdThr_pid = NULL;
 797         pid_number = kernel_thread(RTUSBCmdThread, pAd, CLONE_VM);
 798         if (pid_number < 0)
 799 #endif
 800         {
 801                 printk (KERN_WARNING "%s: unable to start RTUSBCmd thread\n",pAd->net_dev->name);
 802                 return NDIS_STATUS_FAILURE;
 803         }
 804
 805 #ifndef RT30xx
 806         pObj->RTUSBCmdThr_pid = GET_PID(pid_number);
 807 #endif
 808 #ifdef RT30xx
 809         pObj->RTUSBCmdThr_pid = find_get_pid(pid_number);
 810 #endif
 811         wait_for_completion(&(pAd->CmdQComplete));
 812
 813 #ifndef RT30xx
 814         pObj->TimerQThr_pid= THREAD_PID_INIT_VALUE;
 815         pid_number = kernel_thread(TimerQThread, pAd, CLONE_VM);
 816         if (pid_number < 0)
 817 #endif
 818 #ifdef RT30xx
 819         pObj->TimerQThr_pid = NULL;
 820         pid_number = kernel_thread(TimerQThread, pAd, CLONE_VM);
 821         if (pid_number < 0)
 822 #endif
 823         {
 824                 printk (KERN_WARNING "%s: unable to start TimerQThread\n",pAd->net_dev->name);
 825                 return NDIS_STATUS_FAILURE;
 826         }
 827 #ifndef RT30xx
 828         pObj->TimerQThr_pid = GET_PID(pid_number);
 829 #endif
 830 #ifdef RT30xx
 831         pObj->TimerQThr_pid = find_get_pid(pid_number);
 832 #endif
 833         // Wait for the thread to start
 834         wait_for_completion(&(pAd->TimerQComplete));
 835
 836         // Create receive tasklet
 837         tasklet_init(&pObj->rx_done_task, rx_done_tasklet, (ULONG)pAd);
 838         tasklet_init(&pObj->mgmt_dma_done_task, rt2870_mgmt_dma_done_tasklet, (unsigned long)pAd);
 839         tasklet_init(&pObj->ac0_dma_done_task, rt2870_ac0_dma_done_tasklet, (unsigned long)pAd);
 840         tasklet_init(&pObj->ac1_dma_done_task, rt2870_ac1_dma_done_tasklet, (unsigned long)pAd);
 841         tasklet_init(&pObj->ac2_dma_done_task, rt2870_ac2_dma_done_tasklet, (unsigned long)pAd);
 842         tasklet_init(&pObj->ac3_dma_done_task, rt2870_ac3_dma_done_tasklet, (unsigned long)pAd);
 843         tasklet_init(&pObj->hcca_dma_done_task, rt2870_hcca_dma_done_tasklet, (unsigned long)pAd);
 844         tasklet_init(&pObj->tbtt_task, tbtt_tasklet, (unsigned long)pAd);
 845         tasklet_init(&pObj->null_frame_complete_task, rt2870_null_frame_complete_tasklet, (unsigned long)pAd);
 846         tasklet_init(&pObj->rts_frame_complete_task, rt2870_rts_frame_complete_tasklet, (unsigned long)pAd);
 847         tasklet_init(&pObj->pspoll_frame_complete_task, rt2870_pspoll_frame_complete_tasklet, (unsigned long)pAd);
 848
 849         return NDIS_STATUS_SUCCESS;
 850 }
 851
 852 /*
 853 ========================================================================
 854 Routine Description:
 855         As STA's BSSID is a WC too, it uses shared key table.
 856         This function write correct unicast TX key to ASIC WCID.
 857         And we still make a copy in our MacTab.Content[BSSID_WCID].PairwiseKey.
 858         Caller guarantee TKIP/AES always has keyidx = 0. (pairwise key)
 859         Caller guarantee WEP calls this function when set Txkey,  default key index=0~3.
 860
 861 Arguments:
 862         pAd                                     Pointer to our adapter
 863         pKey                                    Pointer to the where the key stored
 864
 865 Return Value:
 866         NDIS_SUCCESS                    Add key successfully
 867
 868 Note:
 869 ========================================================================
 870 */
 871 VOID    RTMPAddBSSIDCipher(
 872         IN      PRTMP_ADAPTER           pAd,
 873         IN      UCHAR                           Aid,
 874         IN      PNDIS_802_11_KEY        pKey,
 875         IN  UCHAR                       CipherAlg)
 876 {
 877         PUCHAR          pTxMic, pRxMic;
 878         BOOLEAN         bKeyRSC, bAuthenticator; // indicate the receive SC set by KeyRSC value
 879 //      UCHAR           CipherAlg;
 880         UCHAR           i;
 881         ULONG           WCIDAttri;
 882         USHORT          offset;
 883         UCHAR           KeyIdx, IVEIV[8];
 884         UINT32          Value;
 885
 886         DBGPRINT(RT_DEBUG_TRACE, ("RTMPAddBSSIDCipher==> Aid = %d\n",Aid));
 887
 888         // Bit 29 of Add-key KeyRSC
 889         bKeyRSC            = (pKey->KeyIndex & 0x20000000) ? TRUE : FALSE;
 890
 891         // Bit 28 of Add-key Authenticator
 892         bAuthenticator = (pKey->KeyIndex & 0x10000000) ? TRUE : FALSE;
 893         KeyIdx = (UCHAR)pKey->KeyIndex&0xff;
 894
 895         if (KeyIdx > 4)
 896                 return;
 897
 898
 899         if (pAd->MacTab.Content[Aid].PairwiseKey.CipherAlg == CIPHER_TKIP)
 900         {       if (pAd->StaCfg.AuthMode == Ndis802_11AuthModeWPANone)
 901                 {
 902                         // for WPA-None Tx, Rx MIC is the same
 903                         pTxMic = (PUCHAR) (&pKey->KeyMaterial) + 16;
 904                         pRxMic = pTxMic;
 905                 }
 906                 else if (bAuthenticator == TRUE)
 907                 {
 908                         pTxMic = (PUCHAR) (&pKey->KeyMaterial) + 16;
 909                         pRxMic = (PUCHAR) (&pKey->KeyMaterial) + 24;
 910                 }
 911                 else
 912                 {
 913                         pRxMic = (PUCHAR) (&pKey->KeyMaterial) + 16;
 914                         pTxMic = (PUCHAR) (&pKey->KeyMaterial) + 24;
 915                 }
 916
 917                 offset = PAIRWISE_KEY_TABLE_BASE + (Aid * HW_KEY_ENTRY_SIZE) + 0x10;
 918                 for (i=0; i<8; )
 919                 {
 920                         Value = *(pTxMic+i);
 921                         Value += (*(pTxMic+i+1)<<8);
 922                         Value += (*(pTxMic+i+2)<<16);
 923                         Value += (*(pTxMic+i+3)<<24);
 924                         RTUSBWriteMACRegister(pAd, offset+i, Value);
 925                         i+=4;
 926                 }
 927
 928                 offset = PAIRWISE_KEY_TABLE_BASE + (Aid * HW_KEY_ENTRY_SIZE) + 0x18;
 929                 for (i=0; i<8; )
 930                 {
 931                         Value = *(pRxMic+i);
 932                         Value += (*(pRxMic+i+1)<<8);
 933                         Value += (*(pRxMic+i+2)<<16);
 934                         Value += (*(pRxMic+i+3)<<24);
 935                         RTUSBWriteMACRegister(pAd, offset+i, Value);
 936                         i+=4;
 937                 }
 938
 939                 // Only Key lenth equal to TKIP key have these
 940                 NdisMoveMemory(pAd->MacTab.Content[Aid].PairwiseKey.RxMic, pRxMic, 8);
 941                 NdisMoveMemory(pAd->MacTab.Content[Aid].PairwiseKey.TxMic, pTxMic, 8);
 942
 943                 DBGPRINT(RT_DEBUG_TRACE,
 944                                 ("      TxMIC  = %02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x \n",
 945                                 pTxMic[0],pTxMic[1],pTxMic[2],pTxMic[3],
 946                                 pTxMic[4],pTxMic[5],pTxMic[6],pTxMic[7]));
 947                 DBGPRINT(RT_DEBUG_TRACE,
 948                                 ("      RxMIC  = %02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x \n",
 949                                 pRxMic[0],pRxMic[1],pRxMic[2],pRxMic[3],
 950                                 pRxMic[4],pRxMic[5],pRxMic[6],pRxMic[7]));
 951         }
 952
 953         // 2. Record Security Key.
 954         pAd->MacTab.Content[BSSID_WCID].PairwiseKey.KeyLen= (UCHAR)pKey->KeyLength;
 955         NdisMoveMemory(pAd->MacTab.Content[Aid].PairwiseKey.Key, &pKey->KeyMaterial, pKey->KeyLength);
 956
 957         // 3. Check RxTsc. And used to init to ASIC IV.
 958         if (bKeyRSC == TRUE)
 959                 NdisMoveMemory(pAd->MacTab.Content[Aid].PairwiseKey.RxTsc, &pKey->KeyRSC, 6);
 960         else
 961                 NdisZeroMemory(pAd->MacTab.Content[Aid].PairwiseKey.RxTsc, 6);
 962
 963         // 4. Init TxTsc to one based on WiFi WPA specs
 964         pAd->MacTab.Content[Aid].PairwiseKey.TxTsc[0] = 1;
 965         pAd->MacTab.Content[Aid].PairwiseKey.TxTsc[1] = 0;
 966         pAd->MacTab.Content[Aid].PairwiseKey.TxTsc[2] = 0;
 967         pAd->MacTab.Content[Aid].PairwiseKey.TxTsc[3] = 0;
 968         pAd->MacTab.Content[Aid].PairwiseKey.TxTsc[4] = 0;
 969         pAd->MacTab.Content[Aid].PairwiseKey.TxTsc[5] = 0;
 970
 971         CipherAlg = pAd->MacTab.Content[Aid].PairwiseKey.CipherAlg;
 972
 973         offset = PAIRWISE_KEY_TABLE_BASE + (Aid * HW_KEY_ENTRY_SIZE);
 974         RTUSBMultiWrite(pAd, (USHORT) offset, pKey->KeyMaterial,
 975                                 ((pKey->KeyLength == LEN_TKIP_KEY) ? 16 : (USHORT)pKey->KeyLength));
 976
 977         offset = SHARED_KEY_TABLE_BASE + (KeyIdx * HW_KEY_ENTRY_SIZE);
 978         RTUSBMultiWrite(pAd, (USHORT) offset, pKey->KeyMaterial, (USHORT)pKey->KeyLength);
 979
 980         offset = PAIRWISE_IVEIV_TABLE_BASE + (Aid * HW_IVEIV_ENTRY_SIZE);
 981         NdisZeroMemory(IVEIV, 8);
 982
 983         // IV/EIV
 984         if ((CipherAlg == CIPHER_TKIP) ||
 985                 (CipherAlg == CIPHER_TKIP_NO_MIC) ||
 986                 (CipherAlg == CIPHER_AES))
 987         {
 988                 IVEIV[3] = 0x20; // Eiv bit on. keyid always 0 for pairwise key
 989         }
 990         // default key idx needs to set.
 991         // in TKIP/AES KeyIdx = 0 , WEP KeyIdx is default tx key.
 992         else
 993         {
 994                 IVEIV[3] |= (KeyIdx<< 6);
 995         }
 996         RTUSBMultiWrite(pAd, (USHORT) offset, IVEIV, 8);
 997
 998         // WCID Attribute UDF:3, BSSIdx:3, Alg:3, Keytable:1=PAIRWISE KEY, BSSIdx is 0
 999         if ((CipherAlg == CIPHER_TKIP) ||
1000                 (CipherAlg == CIPHER_TKIP_NO_MIC) ||
1001                 (CipherAlg == CIPHER_AES))
1002         {
1003                 WCIDAttri = (CipherAlg<<1)|SHAREDKEYTABLE;
1004         }
1005         else
1006                 WCIDAttri = (CipherAlg<<1)|SHAREDKEYTABLE;
1007
1008         offset = MAC_WCID_ATTRIBUTE_BASE + (Aid* HW_WCID_ATTRI_SIZE);
1009         RTUSBWriteMACRegister(pAd, offset, WCIDAttri);
1010         RTUSBReadMACRegister(pAd, offset, &Value);
1011
1012         DBGPRINT(RT_DEBUG_TRACE, ("BSSID_WCID : offset = %x, WCIDAttri = %lx\n",
1013                         offset, WCIDAttri));
1014
1015         // pAddr
1016         // Add Bssid mac address at linkup. not here.  check!
1017         /*offset = MAC_WCID_BASE + (BSSID_WCID * HW_WCID_ENTRY_SIZE);
1018         *for (i=0; i<MAC_ADDR_LEN; i++)
1019         {
1020                 RTMP_IO_WRITE8(pAd, offset+i, pKey->BSSID[i]);
1021         }
1022         */
1023
1024         DBGPRINT(RT_DEBUG_ERROR, ("AddBSSIDasWCIDEntry: Alg=%s, KeyLength = %d\n",
1025                         CipherName[CipherAlg], pKey->KeyLength));
1026         DBGPRINT(RT_DEBUG_TRACE, ("Key [idx=%x] [KeyLen = %d]\n",
1027                         pKey->KeyIndex, pKey->KeyLength));
1028         for(i=0; i<pKey->KeyLength; i++)
1029                 DBGPRINT_RAW(RT_DEBUG_TRACE,(" %x:", pKey->KeyMaterial[i]));
1030         DBGPRINT(RT_DEBUG_TRACE,("       \n"));
1031 }
1032
1033 /*
1034 ========================================================================
1035 Routine Description:
1036     Get a received packet.
1037
1038 Arguments:
1039         pAd                                     device control block
1040         pSaveRxD                        receive descriptor information
1041         *pbReschedule           need reschedule flag
1042         *pRxPending                     pending received packet flag
1043
1044 Return Value:
1045     the recieved packet
1046
1047 Note:
1048 ========================================================================
1049 */
1050 #define RT2870_RXDMALEN_FIELD_SIZE                      4
1051 PNDIS_PACKET GetPacketFromRxRing(
1052         IN              PRTMP_ADAPTER           pAd,
1053         OUT             PRT28XX_RXD_STRUC       pSaveRxD,
1054         OUT             BOOLEAN                         *pbReschedule,
1055         IN OUT  UINT32                          *pRxPending)
1056 {
1057         PRX_CONTEXT             pRxContext;
1058         PNDIS_PACKET    pSkb;
1059         PUCHAR                  pData;
1060         ULONG                   ThisFrameLen;
1061         ULONG                   RxBufferLength;
1062         PRXWI_STRUC             pRxWI;
1063
1064         pRxContext = &pAd->RxContext[pAd->NextRxBulkInReadIndex];
1065         if ((pRxContext->Readable == FALSE) || (pRxContext->InUse == TRUE))
1066                 return NULL;
1067
1068         RxBufferLength = pRxContext->BulkInOffset - pAd->ReadPosition;
1069         if (RxBufferLength < (RT2870_RXDMALEN_FIELD_SIZE + sizeof(RXWI_STRUC) + sizeof(RXINFO_STRUC)))
1070         {
1071                 goto label_null;
1072         }
1073
1074         pData = &pRxContext->TransferBuffer[pAd->ReadPosition]; /* 4KB */
1075         // The RXDMA field is 4 bytes, now just use the first 2 bytes. The Length including the (RXWI + MSDU + Padding)
1076         ThisFrameLen = *pData + (*(pData+1)<<8);
1077     if (ThisFrameLen == 0)
1078         {
1079                 DBGPRINT(RT_DEBUG_TRACE, ("BIRIdx(%d): RXDMALen is zero.[%ld], BulkInBufLen = %ld)\n",
1080                                                                 pAd->NextRxBulkInReadIndex, ThisFrameLen, pRxContext->BulkInOffset));
1081                 goto label_null;
1082         }
1083         if ((ThisFrameLen&0x3) != 0)
1084         {
1085                 DBGPRINT(RT_DEBUG_ERROR, ("BIRIdx(%d): RXDMALen not multiple of 4.[%ld], BulkInBufLen = %ld)\n",
1086                                                                 pAd->NextRxBulkInReadIndex, ThisFrameLen, pRxContext->BulkInOffset));
1087                 goto label_null;
1088         }
1089
1090         if ((ThisFrameLen + 8)> RxBufferLength) // 8 for (RT2870_RXDMALEN_FIELD_SIZE + sizeof(RXINFO_STRUC))
1091         {
1092                 DBGPRINT(RT_DEBUG_TRACE,("BIRIdx(%d):FrameLen(0x%lx) outranges. BulkInLen=0x%lx, remaining RxBufLen=0x%lx, ReadPos=0x%lx\n",
1093                                                 pAd->NextRxBulkInReadIndex, ThisFrameLen, pRxContext->BulkInOffset, RxBufferLength, pAd->ReadPosition));
1094
1095                 // error frame. finish this loop
1096                 goto label_null;
1097         }
1098
1099         // skip USB frame length field
1100         pData += RT2870_RXDMALEN_FIELD_SIZE;
1101         pRxWI = (PRXWI_STRUC)pData;
1102
1103         if (pRxWI->MPDUtotalByteCount > ThisFrameLen)
1104         {
1105                 DBGPRINT(RT_DEBUG_ERROR, ("%s():pRxWIMPDUtotalByteCount(%d) large than RxDMALen(%ld)\n",
1106                                                                         __func__, pRxWI->MPDUtotalByteCount, ThisFrameLen));
1107                 goto label_null;
1108         }
1109
1110         // allocate a rx packet
1111         pSkb = dev_alloc_skb(ThisFrameLen);
1112         if (pSkb == NULL)
1113         {
1114                 DBGPRINT(RT_DEBUG_ERROR,("%s():Cannot Allocate sk buffer for this Bulk-In buffer!\n", __func__));
1115                 goto label_null;
1116         }
1117
1118         // copy the rx packet
1119         memcpy(skb_put(pSkb, ThisFrameLen), pData, ThisFrameLen);
1120         RTPKT_TO_OSPKT(pSkb)->dev = get_netdev_from_bssid(pAd, BSS0);
1121         RTMP_SET_PACKET_SOURCE(OSPKT_TO_RTPKT(pSkb), PKTSRC_NDIS);
1122
1123         // copy RxD
1124         *pSaveRxD = *(PRXINFO_STRUC)(pData + ThisFrameLen);
1125
1126         // update next packet read position.
1127         pAd->ReadPosition += (ThisFrameLen + RT2870_RXDMALEN_FIELD_SIZE + RXINFO_SIZE); // 8 for (RT2870_RXDMALEN_FIELD_SIZE + sizeof(RXINFO_STRUC))
1128
1129         return pSkb;
1130
1131 label_null:
1132
1133         return NULL;
1134 }
1135
1136
1137 /*
1138 ========================================================================
1139 Routine Description:
1140     Handle received packets.
1141
1142 Arguments:
1143         data                            - URB information pointer
1144
1145 Return Value:
1146     None
1147
1148 Note:
1149 ========================================================================
1150 */
1151 static void rx_done_tasklet(unsigned long data)
1152 {
1153         purbb_t                         pUrb;
1154         PRX_CONTEXT                     pRxContext;
1155         PRTMP_ADAPTER           pAd;
1156         NTSTATUS                        Status;
1157         unsigned int            IrqFlags;
1158
1159         pUrb            = (purbb_t)data;
1160         pRxContext      = (PRX_CONTEXT)pUrb->context;
1161         pAd             = pRxContext->pAd;
1162         Status = pUrb->status;
1163
1164
1165         RTMP_IRQ_LOCK(&pAd->BulkInLock, IrqFlags);
1166         pRxContext->InUse = FALSE;
1167         pRxContext->IRPPending = FALSE;
1168         pRxContext->BulkInOffset += pUrb->actual_length;
1169         //NdisInterlockedDecrement(&pAd->PendingRx);
1170         pAd->PendingRx--;
1171
1172         if (Status == USB_ST_NOERROR)
1173         {
1174                 pAd->BulkInComplete++;
1175                 pAd->NextRxBulkInPosition = 0;
1176                 if (pRxContext->BulkInOffset)   // As jan's comment, it may bulk-in success but size is zero.
1177                 {
1178                         pRxContext->Readable = TRUE;
1179                         INC_RING_INDEX(pAd->NextRxBulkInIndex, RX_RING_SIZE);
1180                 }
1181                 RTMP_IRQ_UNLOCK(&pAd->BulkInLock, IrqFlags);
1182         }
1183         else     // STATUS_OTHER
1184         {
1185                 pAd->BulkInCompleteFail++;
1186                 // Still read this packet although it may comtain wrong bytes.
1187                 pRxContext->Readable = FALSE;
1188                 RTMP_IRQ_UNLOCK(&pAd->BulkInLock, IrqFlags);
1189
1190                 // Parsing all packets. because after reset, the index will reset to all zero.
1191                 if ((!RTMP_TEST_FLAG(pAd, (fRTMP_ADAPTER_RESET_IN_PROGRESS |
1192                                                                         fRTMP_ADAPTER_BULKIN_RESET |
1193                                                                         fRTMP_ADAPTER_HALT_IN_PROGRESS |
1194                                                                         fRTMP_ADAPTER_NIC_NOT_EXIST))))
1195                 {
1196
1197                         DBGPRINT_RAW(RT_DEBUG_ERROR, ("Bulk In Failed. Status=%d, BIIdx=0x%x, BIRIdx=0x%x, actual_length= 0x%x\n",
1198                                                         Status, pAd->NextRxBulkInIndex, pAd->NextRxBulkInReadIndex, pRxContext->pUrb->actual_length));
1199
1200                         RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_BULKIN_RESET);
1201                         RTUSBEnqueueInternalCmd(pAd, CMDTHREAD_RESET_BULK_IN, NULL, 0);
1202                 }
1203         }
1204
1205         ASSERT((pRxContext->InUse == pRxContext->IRPPending));
1206
1207         RTUSBBulkReceive(pAd);
1208
1209         return;
1210
1211 }
1212
1213
1214 static void rt2870_mgmt_dma_done_tasklet(unsigned long data)
1215 {
1216         PRTMP_ADAPTER   pAd;
1217         PTX_CONTEXT             pMLMEContext;
1218         int                             index;
1219         PNDIS_PACKET    pPacket;
1220         purbb_t                 pUrb;
1221         NTSTATUS                Status;
1222         unsigned long   IrqFlags;
1223
1224
1225         pUrb                    = (purbb_t)data;
1226         pMLMEContext    = (PTX_CONTEXT)pUrb->context;
1227         pAd                     = pMLMEContext->pAd;
1228         Status                  = pUrb->status;
1229         index                   = pMLMEContext->SelfIdx;
1230
1231         ASSERT((pAd->MgmtRing.TxDmaIdx == index));
1232
1233         RTMP_IRQ_LOCK(&pAd->BulkOutLock[MGMTPIPEIDX], IrqFlags);
1234
1235
1236         if (Status != USB_ST_NOERROR)
1237         {
1238                 //Bulk-Out fail status handle
1239                 if ((!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_RESET_IN_PROGRESS)) &&
1240                         (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS)) &&
1241                         (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST)) &&
1242                         (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_BULKOUT_RESET)))
1243                 {
1244                         DBGPRINT_RAW(RT_DEBUG_ERROR, ("Bulk Out MLME Failed, Status=%d!\n", Status));
1245                         // TODO: How to handle about the MLMEBulkOut failed issue. Need to resend the mgmt pkt?
1246                         RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_BULKOUT_RESET);
1247                         pAd->bulkResetPipeid = (MGMTPIPEIDX | BULKOUT_MGMT_RESET_FLAG);
1248                 }
1249         }
1250
1251         pAd->BulkOutPending[MGMTPIPEIDX] = FALSE;
1252         RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[MGMTPIPEIDX], IrqFlags);
1253
1254         RTMP_IRQ_LOCK(&pAd->MLMEBulkOutLock, IrqFlags);
1255         // Reset MLME context flags
1256         pMLMEContext->IRPPending = FALSE;
1257         pMLMEContext->InUse = FALSE;
1258         pMLMEContext->bWaitingBulkOut = FALSE;
1259         pMLMEContext->BulkOutSize = 0;
1260
1261         pPacket = pAd->MgmtRing.Cell[index].pNdisPacket;
1262         pAd->MgmtRing.Cell[index].pNdisPacket = NULL;
1263
1264         // Increase MgmtRing Index
1265         INC_RING_INDEX(pAd->MgmtRing.TxDmaIdx, MGMT_RING_SIZE);
1266         pAd->MgmtRing.TxSwFreeIdx++;
1267         RTMP_IRQ_UNLOCK(&pAd->MLMEBulkOutLock, IrqFlags);
1268
1269         // No-matter success or fail, we free the mgmt packet.
1270         if (pPacket)
1271                 RTMPFreeNdisPacket(pAd, pPacket);
1272
1273         if ((RTMP_TEST_FLAG(pAd, (fRTMP_ADAPTER_RESET_IN_PROGRESS |
1274                                                                 fRTMP_ADAPTER_HALT_IN_PROGRESS |
1275                                                                 fRTMP_ADAPTER_NIC_NOT_EXIST))))
1276         {
1277                 // do nothing and return directly.
1278         }
1279         else
1280         {
1281                 if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_BULKOUT_RESET) &&
1282                         ((pAd->bulkResetPipeid & BULKOUT_MGMT_RESET_FLAG) == BULKOUT_MGMT_RESET_FLAG))
1283                 {       // For Mgmt Bulk-Out failed, ignore it now.
1284                         RTUSBEnqueueInternalCmd(pAd, CMDTHREAD_RESET_BULK_OUT, NULL, 0);
1285                 }
1286                 else
1287                 {
1288
1289                         // Always call Bulk routine, even reset bulk.
1290                         // The protectioon of rest bulk should be in BulkOut routine
1291                         if (pAd->MgmtRing.TxSwFreeIdx < MGMT_RING_SIZE /* pMLMEContext->bWaitingBulkOut == TRUE */)
1292                         {
1293                                 RTUSB_SET_BULK_FLAG(pAd, fRTUSB_BULK_OUT_MLME);
1294                         }
1295                                 RTUSBKickBulkOut(pAd);
1296                         }
1297                 }
1298
1299 }
1300
1301
1302 static void rt2870_hcca_dma_done_tasklet(unsigned long data)
1303 {
1304         PRTMP_ADAPTER           pAd;
1305         PHT_TX_CONTEXT          pHTTXContext;
1306         UCHAR                           BulkOutPipeId = 4;
1307         purbb_t                         pUrb;
1308
1309 #ifndef RT30xx
1310         DBGPRINT_RAW(RT_DEBUG_ERROR, ("--->hcca_dma_done_tasklet\n"));
1311 #endif
1312
1313         pUrb                    = (purbb_t)data;
1314         pHTTXContext    = (PHT_TX_CONTEXT)pUrb->context;
1315         pAd                             = pHTTXContext->pAd;
1316
1317         rt2870_dataout_complete_tasklet((unsigned long)pUrb);
1318
1319         if ((RTMP_TEST_FLAG(pAd, (fRTMP_ADAPTER_RESET_IN_PROGRESS |
1320                                                                 fRTMP_ADAPTER_HALT_IN_PROGRESS |
1321                                                                 fRTMP_ADAPTER_NIC_NOT_EXIST))))
1322         {
1323                 // do nothing and return directly.
1324         }
1325         else
1326         {
1327                 if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_BULKOUT_RESET))
1328                 {
1329                         RTUSBEnqueueInternalCmd(pAd, CMDTHREAD_RESET_BULK_OUT, NULL, 0);
1330                 }
1331                 else
1332                 {       pHTTXContext = &pAd->TxContext[BulkOutPipeId];
1333                         if ((pAd->TxSwQueue[BulkOutPipeId].Number > 0) &&
1334                                 /*((pHTTXContext->CurWritePosition > (pHTTXContext->NextBulkOutPosition + 0x6000)) || (pHTTXContext->NextBulkOutPosition > pHTTXContext->CurWritePosition + 0x6000)) && */
1335                                 (pAd->DeQueueRunning[BulkOutPipeId] == FALSE) &&
1336                                 (pHTTXContext->bCurWriting == FALSE))
1337                         {
1338                                 RTMPDeQueuePacket(pAd, FALSE, BulkOutPipeId, MAX_TX_PROCESS);
1339                         }
1340
1341 #ifndef RT30xx
1342                         RTUSB_SET_BULK_FLAG(pAd, fRTUSB_BULK_OUT_DATA_NORMAL);
1343 #endif
1344 #ifdef RT30xx
1345                         RTUSB_SET_BULK_FLAG(pAd, fRTUSB_BULK_OUT_DATA_NORMAL<<4);
1346 #endif
1347                         RTUSBKickBulkOut(pAd);
1348                 }
1349         }
1350
1351 #ifndef RT30xx
1352         DBGPRINT_RAW(RT_DEBUG_ERROR, ("<---hcca_dma_done_tasklet\n"));
1353 #endif
1354                 return;
1355 }
1356
1357
1358 static void rt2870_ac3_dma_done_tasklet(unsigned long data)
1359 {
1360         PRTMP_ADAPTER           pAd;
1361         PHT_TX_CONTEXT          pHTTXContext;
1362         UCHAR                           BulkOutPipeId = 3;
1363         purbb_t                         pUrb;
1364
1365
1366         pUrb                    = (purbb_t)data;
1367         pHTTXContext    = (PHT_TX_CONTEXT)pUrb->context;
1368         pAd                             = pHTTXContext->pAd;
1369
1370         rt2870_dataout_complete_tasklet((unsigned long)pUrb);
1371
1372         if ((RTMP_TEST_FLAG(pAd, (fRTMP_ADAPTER_RESET_IN_PROGRESS |
1373                                                                 fRTMP_ADAPTER_HALT_IN_PROGRESS |
1374                                                                 fRTMP_ADAPTER_NIC_NOT_EXIST))))
1375         {
1376                 // do nothing and return directly.
1377         }
1378         else
1379         {
1380                 if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_BULKOUT_RESET))
1381                 {
1382                         RTUSBEnqueueInternalCmd(pAd, CMDTHREAD_RESET_BULK_OUT, NULL, 0);
1383                 }
1384                 else
1385                 {       pHTTXContext = &pAd->TxContext[BulkOutPipeId];
1386                         if ((pAd->TxSwQueue[BulkOutPipeId].Number > 0) &&
1387                                 /*((pHTTXContext->CurWritePosition > (pHTTXContext->NextBulkOutPosition + 0x6000)) || (pHTTXContext->NextBulkOutPosition > pHTTXContext->CurWritePosition + 0x6000)) && */
1388                                 (pAd->DeQueueRunning[BulkOutPipeId] == FALSE) &&
1389                                 (pHTTXContext->bCurWriting == FALSE))
1390                         {
1391                                 RTMPDeQueuePacket(pAd, FALSE, BulkOutPipeId, MAX_TX_PROCESS);
1392                         }
1393
1394                         RTUSB_SET_BULK_FLAG(pAd, fRTUSB_BULK_OUT_DATA_NORMAL<<3);
1395                         RTUSBKickBulkOut(pAd);
1396                 }
1397         }
1398
1399
1400                 return;
1401 }
1402
1403
1404 static void rt2870_ac2_dma_done_tasklet(unsigned long data)
1405 {
1406         PRTMP_ADAPTER           pAd;
1407         PHT_TX_CONTEXT          pHTTXContext;
1408         UCHAR                           BulkOutPipeId = 2;
1409         purbb_t                         pUrb;
1410
1411
1412         pUrb                    = (purbb_t)data;
1413         pHTTXContext    = (PHT_TX_CONTEXT)pUrb->context;
1414         pAd                             = pHTTXContext->pAd;
1415
1416         rt2870_dataout_complete_tasklet((unsigned long)pUrb);
1417
1418         if ((RTMP_TEST_FLAG(pAd, (fRTMP_ADAPTER_RESET_IN_PROGRESS |
1419                                                                 fRTMP_ADAPTER_HALT_IN_PROGRESS |
1420                                                                 fRTMP_ADAPTER_NIC_NOT_EXIST))))
1421         {
1422                 // do nothing and return directly.
1423         }
1424         else
1425         {
1426                 if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_BULKOUT_RESET))
1427                 {
1428                         RTUSBEnqueueInternalCmd(pAd, CMDTHREAD_RESET_BULK_OUT, NULL, 0);
1429                 }
1430                 else
1431                 {       pHTTXContext = &pAd->TxContext[BulkOutPipeId];
1432                         if ((pAd->TxSwQueue[BulkOutPipeId].Number > 0) &&
1433                                 /*((pHTTXContext->CurWritePosition > (pHTTXContext->NextBulkOutPosition + 0x6000)) || (pHTTXContext->NextBulkOutPosition > pHTTXContext->CurWritePosition + 0x6000)) && */
1434                                 (pAd->DeQueueRunning[BulkOutPipeId] == FALSE) &&
1435                                 (pHTTXContext->bCurWriting == FALSE))
1436                         {
1437                                 RTMPDeQueuePacket(pAd, FALSE, BulkOutPipeId, MAX_TX_PROCESS);
1438                         }
1439
1440                         RTUSB_SET_BULK_FLAG(pAd, fRTUSB_BULK_OUT_DATA_NORMAL<<2);
1441                         RTUSBKickBulkOut(pAd);
1442                 }
1443         }
1444
1445                 return;
1446 }
1447
1448
1449 static void rt2870_ac1_dma_done_tasklet(unsigned long data)
1450 {
1451         PRTMP_ADAPTER           pAd;
1452         PHT_TX_CONTEXT          pHTTXContext;
1453         UCHAR                           BulkOutPipeId = 1;
1454         purbb_t                         pUrb;
1455
1456
1457         pUrb                    = (purbb_t)data;
1458         pHTTXContext    = (PHT_TX_CONTEXT)pUrb->context;
1459         pAd                             = pHTTXContext->pAd;
1460
1461         rt2870_dataout_complete_tasklet((unsigned long)pUrb);
1462
1463         if ((RTMP_TEST_FLAG(pAd, (fRTMP_ADAPTER_RESET_IN_PROGRESS |
1464                                                                 fRTMP_ADAPTER_HALT_IN_PROGRESS |
1465                                                                 fRTMP_ADAPTER_NIC_NOT_EXIST))))
1466         {
1467                 // do nothing and return directly.
1468         }
1469         else
1470         {
1471                 if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_BULKOUT_RESET))
1472                 {
1473                         RTUSBEnqueueInternalCmd(pAd, CMDTHREAD_RESET_BULK_OUT, NULL, 0);
1474                 }
1475                 else
1476                 {       pHTTXContext = &pAd->TxContext[BulkOutPipeId];
1477                         if ((pAd->TxSwQueue[BulkOutPipeId].Number > 0) &&
1478                                 /*((pHTTXContext->CurWritePosition > (pHTTXContext->NextBulkOutPosition + 0x6000)) || (pHTTXContext->NextBulkOutPosition > pHTTXContext->CurWritePosition + 0x6000)) && */
1479                                 (pAd->DeQueueRunning[BulkOutPipeId] == FALSE) &&
1480                                 (pHTTXContext->bCurWriting == FALSE))
1481                         {
1482                                 RTMPDeQueuePacket(pAd, FALSE, BulkOutPipeId, MAX_TX_PROCESS);
1483                         }
1484
1485                         RTUSB_SET_BULK_FLAG(pAd, fRTUSB_BULK_OUT_DATA_NORMAL<<1);
1486                         RTUSBKickBulkOut(pAd);
1487                 }
1488         }
1489
1490
1491         return;
1492 }
1493
1494
1495 static void rt2870_ac0_dma_done_tasklet(unsigned long data)
1496 {
1497         PRTMP_ADAPTER           pAd;
1498         PHT_TX_CONTEXT          pHTTXContext;
1499         UCHAR                           BulkOutPipeId = 0;
1500         purbb_t                         pUrb;
1501
1502
1503         pUrb                    = (purbb_t)data;
1504         pHTTXContext    = (PHT_TX_CONTEXT)pUrb->context;
1505         pAd                             = pHTTXContext->pAd;
1506
1507         rt2870_dataout_complete_tasklet((unsigned long)pUrb);
1508
1509         if ((RTMP_TEST_FLAG(pAd, (fRTMP_ADAPTER_RESET_IN_PROGRESS |
1510                                                                 fRTMP_ADAPTER_HALT_IN_PROGRESS |
1511                                                                 fRTMP_ADAPTER_NIC_NOT_EXIST))))
1512         {
1513                 // do nothing and return directly.
1514         }
1515         else
1516         {
1517                 if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_BULKOUT_RESET))
1518                 {
1519                         RTUSBEnqueueInternalCmd(pAd, CMDTHREAD_RESET_BULK_OUT, NULL, 0);
1520                 }
1521                 else
1522                 {       pHTTXContext = &pAd->TxContext[BulkOutPipeId];
1523                         if ((pAd->TxSwQueue[BulkOutPipeId].Number > 0) &&
1524                                 /*  ((pHTTXContext->CurWritePosition > (pHTTXContext->NextBulkOutPosition + 0x6000)) || (pHTTXContext->NextBulkOutPosition > pHTTXContext->CurWritePosition + 0x6000)) && */
1525                                 (pAd->DeQueueRunning[BulkOutPipeId] == FALSE) &&
1526                                 (pHTTXContext->bCurWriting == FALSE))
1527                         {
1528                                 RTMPDeQueuePacket(pAd, FALSE, BulkOutPipeId, MAX_TX_PROCESS);
1529                         }
1530
1531                         RTUSB_SET_BULK_FLAG(pAd, fRTUSB_BULK_OUT_DATA_NORMAL);
1532                         RTUSBKickBulkOut(pAd);
1533                 }
1534         }
1535
1536
1537         return;
1538
1539 }
1540
1541
1542 static void rt2870_null_frame_complete_tasklet(unsigned long data)
1543 {
1544         PRTMP_ADAPTER   pAd;
1545         PTX_CONTEXT             pNullContext;
1546         purbb_t                 pUrb;
1547         NTSTATUS                Status;
1548         unsigned long   irqFlag;
1549
1550
1551         pUrb                    = (purbb_t)data;
1552         pNullContext    = (PTX_CONTEXT)pUrb->context;
1553         pAd                     = pNullContext->pAd;
1554         Status                  = pUrb->status;
1555
1556         // Reset Null frame context flags
1557         RTMP_IRQ_LOCK(&pAd->BulkOutLock[0], irqFlag);
1558         pNullContext->IRPPending        = FALSE;
1559         pNullContext->InUse             = FALSE;
1560         pAd->BulkOutPending[0] = FALSE;
1561         pAd->watchDogTxPendingCnt[0] = 0;
1562
1563         if (Status == USB_ST_NOERROR)
1564         {
1565                 RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[0], irqFlag);
1566
1567                 RTMPDeQueuePacket(pAd, FALSE, NUM_OF_TX_RING, MAX_TX_PROCESS);
1568         }
1569         else    // STATUS_OTHER
1570         {
1571                 if ((!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_RESET_IN_PROGRESS)) &&
1572                         (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS)) &&
1573                         (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST)) &&
1574                         (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_BULKOUT_RESET)))
1575                 {
1576                         DBGPRINT_RAW(RT_DEBUG_ERROR, ("Bulk Out Null Frame Failed, ReasonCode=%d!\n", Status));
1577                         RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_BULKOUT_RESET);
1578                         pAd->bulkResetPipeid = (MGMTPIPEIDX | BULKOUT_MGMT_RESET_FLAG);
1579                         RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[0], irqFlag);
1580                         RTUSBEnqueueInternalCmd(pAd, CMDTHREAD_RESET_BULK_OUT, NULL, 0);
1581                 }
1582                 else
1583                 {
1584                         RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[0], irqFlag);
1585                 }
1586         }
1587
1588         // Always call Bulk routine, even reset bulk.
1589         // The protectioon of rest bulk should be in BulkOut routine
1590         RTUSBKickBulkOut(pAd);
1591
1592 }
1593
1594
1595 static void rt2870_rts_frame_complete_tasklet(unsigned long data)
1596 {
1597         PRTMP_ADAPTER   pAd;
1598         PTX_CONTEXT             pRTSContext;
1599         purbb_t                 pUrb;
1600         NTSTATUS                Status;
1601         unsigned long   irqFlag;
1602
1603
1604         pUrb            = (purbb_t)data;
1605         pRTSContext     = (PTX_CONTEXT)pUrb->context;
1606         pAd                     = pRTSContext->pAd;
1607         Status          = pUrb->status;
1608
1609         // Reset RTS frame context flags
1610         RTMP_IRQ_LOCK(&pAd->BulkOutLock[0], irqFlag);
1611         pRTSContext->IRPPending = FALSE;
1612         pRTSContext->InUse              = FALSE;
1613
1614         if (Status == USB_ST_NOERROR)
1615         {
1616                 RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[0], irqFlag);
1617                 RTMPDeQueuePacket(pAd, FALSE, NUM_OF_TX_RING, MAX_TX_PROCESS);
1618         }
1619         else    // STATUS_OTHER
1620         {
1621                 if ((!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_RESET_IN_PROGRESS)) &&
1622                         (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS)) &&
1623                         (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST)) &&
1624                         (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_BULKOUT_RESET)))
1625                 {
1626                         DBGPRINT_RAW(RT_DEBUG_ERROR, ("Bulk Out RTS Frame Failed\n"));
1627                         RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_BULKOUT_RESET);
1628                         pAd->bulkResetPipeid = (MGMTPIPEIDX | BULKOUT_MGMT_RESET_FLAG);
1629                         RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[0], irqFlag);
1630                         RTUSBEnqueueInternalCmd(pAd, CMDTHREAD_RESET_BULK_OUT, NULL, 0);
1631                 }
1632                 else
1633                 {
1634                         RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[0], irqFlag);
1635                 }
1636         }
1637
1638         RTMP_SEM_LOCK(&pAd->BulkOutLock[pRTSContext->BulkOutPipeId]);
1639         pAd->BulkOutPending[pRTSContext->BulkOutPipeId] = FALSE;
1640         RTMP_SEM_UNLOCK(&pAd->BulkOutLock[pRTSContext->BulkOutPipeId]);
1641
1642         // Always call Bulk routine, even reset bulk.
1643         // The protectioon of rest bulk should be in BulkOut routine
1644         RTUSBKickBulkOut(pAd);
1645
1646 }
1647
1648
1649 static void rt2870_pspoll_frame_complete_tasklet(unsigned long data)
1650 {
1651         PRTMP_ADAPTER   pAd;
1652         PTX_CONTEXT             pPsPollContext;
1653         purbb_t                 pUrb;
1654         NTSTATUS                Status;
1655
1656
1657         pUrb                    = (purbb_t)data;
1658         pPsPollContext  = (PTX_CONTEXT)pUrb->context;
1659         pAd                             = pPsPollContext->pAd;
1660         Status                  = pUrb->status;
1661
1662         // Reset PsPoll context flags
1663         pPsPollContext->IRPPending      = FALSE;
1664         pPsPollContext->InUse           = FALSE;
1665         pAd->watchDogTxPendingCnt[0] = 0;
1666
1667         if (Status == USB_ST_NOERROR)
1668         {
1669                 RTMPDeQueuePacket(pAd, FALSE, NUM_OF_TX_RING, MAX_TX_PROCESS);
1670         }
1671         else // STATUS_OTHER
1672         {
1673                 if ((!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_RESET_IN_PROGRESS)) &&
1674                         (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS)) &&
1675                         (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST)) &&
1676                         (!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_BULKOUT_RESET)))
1677                 {
1678                         DBGPRINT_RAW(RT_DEBUG_ERROR, ("Bulk Out PSPoll Failed\n"));
1679                         RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_BULKOUT_RESET);
1680                         pAd->bulkResetPipeid = (MGMTPIPEIDX | BULKOUT_MGMT_RESET_FLAG);
1681                         RTUSBEnqueueInternalCmd(pAd, CMDTHREAD_RESET_BULK_OUT, NULL, 0);
1682                 }
1683         }
1684
1685         RTMP_SEM_LOCK(&pAd->BulkOutLock[0]);
1686         pAd->BulkOutPending[0] = FALSE;
1687         RTMP_SEM_UNLOCK(&pAd->BulkOutLock[0]);
1688
1689         // Always call Bulk routine, even reset bulk.
1690         // The protectioon of rest bulk should be in BulkOut routine
1691         RTUSBKickBulkOut(pAd);
1692
1693 }
1694
1695
1696 static void rt2870_dataout_complete_tasklet(unsigned long data)
1697 {
1698         PRTMP_ADAPTER           pAd;
1699         purbb_t                         pUrb;
1700         POS_COOKIE                      pObj;
1701         PHT_TX_CONTEXT          pHTTXContext;
1702         UCHAR                           BulkOutPipeId;
1703         NTSTATUS                        Status;
1704         unsigned long           IrqFlags;
1705
1706
1707         pUrb                    = (purbb_t)data;
1708         pHTTXContext    = (PHT_TX_CONTEXT)pUrb->context;
1709         pAd                             = pHTTXContext->pAd;
1710         pObj                    = (POS_COOKIE) pAd->OS_Cookie;
1711         Status                  = pUrb->status;
1712
1713         // Store BulkOut PipeId
1714         BulkOutPipeId = pHTTXContext->BulkOutPipeId;
1715         pAd->BulkOutDataOneSecCount++;
1716
1717         //DBGPRINT(RT_DEBUG_LOUD, ("Done-B(%d):I=0x%lx, CWPos=%ld, NBPos=%ld, ENBPos=%ld, bCopy=%d!\n", BulkOutPipeId, in_interrupt(), pHTTXContext->CurWritePosition,
1718         //              pHTTXContext->NextBulkOutPosition, pHTTXContext->ENextBulkOutPosition, pHTTXContext->bCopySavePad));
1719
1720         RTMP_IRQ_LOCK(&pAd->BulkOutLock[BulkOutPipeId], IrqFlags);
1721         pAd->BulkOutPending[BulkOutPipeId] = FALSE;
1722         pHTTXContext->IRPPending = FALSE;
1723         pAd->watchDogTxPendingCnt[BulkOutPipeId] = 0;
1724
1725         if (Status == USB_ST_NOERROR)
1726         {
1727                 pAd->BulkOutComplete++;
1728
1729                 RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[BulkOutPipeId], IrqFlags);
1730
1731                 pAd->Counters8023.GoodTransmits++;
1732                 //RTMP_IRQ_LOCK(&pAd->TxContextQueueLock[BulkOutPipeId], IrqFlags);
1733                 FREE_HTTX_RING(pAd, BulkOutPipeId, pHTTXContext);
1734                 //RTMP_IRQ_UNLOCK(&pAd->TxContextQueueLock[BulkOutPipeId], IrqFlags);
1735
1736
1737         }
1738         else    // STATUS_OTHER
1739         {
1740                 PUCHAR  pBuf;
1741
1742                 pAd->BulkOutCompleteOther++;
1743
1744                 pBuf = &pHTTXContext->TransferBuffer->field.WirelessPacket[pHTTXContext->NextBulkOutPosition];
1745
1746                 if (!RTMP_TEST_FLAG(pAd, (fRTMP_ADAPTER_RESET_IN_PROGRESS |
1747                                                                         fRTMP_ADAPTER_HALT_IN_PROGRESS |
1748                                                                         fRTMP_ADAPTER_NIC_NOT_EXIST |
1749                                                                         fRTMP_ADAPTER_BULKOUT_RESET)))
1750                 {
1751                         RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_BULKOUT_RESET);
1752                         pAd->bulkResetPipeid = BulkOutPipeId;
1753                         pAd->bulkResetReq[BulkOutPipeId] = pAd->BulkOutReq;
1754                 }
1755                 RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[BulkOutPipeId], IrqFlags);
1756
1757                 DBGPRINT_RAW(RT_DEBUG_ERROR, ("BulkOutDataPacket failed: ReasonCode=%d!\n", Status));
1758                 DBGPRINT_RAW(RT_DEBUG_ERROR, ("\t>>BulkOut Req=0x%lx, Complete=0x%lx, Other=0x%lx\n", pAd->BulkOutReq, pAd->BulkOutComplete, pAd->BulkOutCompleteOther));
1759                 DBGPRINT_RAW(RT_DEBUG_ERROR, ("\t>>BulkOut Header:%x %x %x %x %x %x %x %x\n", pBuf[0], pBuf[1], pBuf[2], pBuf[3], pBuf[4], pBuf[5], pBuf[6], pBuf[7]));
1760                 //DBGPRINT_RAW(RT_DEBUG_ERROR, (">>BulkOutCompleteCancel=0x%x, BulkOutCompleteOther=0x%x\n", pAd->BulkOutCompleteCancel, pAd->BulkOutCompleteOther));
1761
1762         }
1763
1764         //
1765         // bInUse = TRUE, means some process are filling TX data, after that must turn on bWaitingBulkOut
1766         // bWaitingBulkOut = TRUE, means the TX data are waiting for bulk out.
1767         //
1768         //RTMP_IRQ_LOCK(&pAd->TxContextQueueLock[BulkOutPipeId], IrqFlags);
1769         if ((pHTTXContext->ENextBulkOutPosition != pHTTXContext->CurWritePosition) &&
1770                 (pHTTXContext->ENextBulkOutPosition != (pHTTXContext->CurWritePosition+8)) &&
1771                 !RTUSB_TEST_BULK_FLAG(pAd, (fRTUSB_BULK_OUT_DATA_FRAG << BulkOutPipeId)))
1772         {
1773                 // Indicate There is data avaliable
1774                 RTUSB_SET_BULK_FLAG(pAd, (fRTUSB_BULK_OUT_DATA_NORMAL << BulkOutPipeId));
1775         }
1776         //RTMP_IRQ_UNLOCK(&pAd->TxContextQueueLock[BulkOutPipeId], IrqFlags);
1777
1778         // Always call Bulk routine, even reset bulk.
1779         // The protection of rest bulk should be in BulkOut routine
1780         RTUSBKickBulkOut(pAd);
1781 }
1782
1783 /* End of 2870_rtmp_init.c */