Pileus Git - ~andy/linux/blob - drivers/staging/winbond/mds.c

   1 #include "mds_f.h"
   2 #include "mlmetxrx_f.h"
   3 #include "mto.h"
   4 #include "wbhal.h"
   5 #include "wblinux_f.h"
   6 #include "wb35tx_f.h"
   7
   8 unsigned char
   9 Mds_initial(struct wbsoft_priv *adapter)
  10 {
  11         struct wb35_mds *pMds = &adapter->Mds;
  12
  13         pMds->TxPause = false;
  14         pMds->TxRTSThreshold = DEFAULT_RTSThreshold;
  15         pMds->TxFragmentThreshold = DEFAULT_FRAGMENT_THRESHOLD;
  16
  17         return hal_get_tx_buffer(&adapter->sHwData, &pMds->pTxBuffer);
  18 }
  19
  20 static void Mds_DurationSet(struct wbsoft_priv *adapter,  struct wb35_descriptor *pDes,  u8 *buffer)
  21 {
  22         struct T00_descriptor *pT00;
  23         struct T01_descriptor *pT01;
  24         u16     Duration, NextBodyLen, OffsetSize;
  25         u8      Rate, i;
  26         unsigned char   CTS_on = false, RTS_on = false;
  27         struct T00_descriptor *pNextT00;
  28         u16 BodyLen = 0;
  29         unsigned char boGroupAddr = false;
  30
  31         OffsetSize = pDes->FragmentThreshold + 32 + 3;
  32         OffsetSize &= ~0x03;
  33         Rate = pDes->TxRate >> 1;
  34         if (!Rate)
  35                 Rate = 1;
  36
  37         pT00 = (struct T00_descriptor *)buffer;
  38         pT01 = (struct T01_descriptor *)(buffer+4);
  39         pNextT00 = (struct T00_descriptor *)(buffer+OffsetSize);
  40
  41         if (buffer[DOT_11_DA_OFFSET+8] & 0x1) /* +8 for USB hdr */
  42                 boGroupAddr = true;
  43
  44         /******************************************
  45          * Set RTS/CTS mechanism
  46          ******************************************/
  47         if (!boGroupAddr) {
  48                 /* NOTE : If the protection mode is enabled and the MSDU will be fragmented,
  49                  *               the tx rates of MPDUs will all be DSSS rates. So it will not use
  50                  *               CTS-to-self in this case. CTS-To-self will only be used when without
  51                  *               fragmentation. -- 20050112 */
  52                 BodyLen = (u16)pT00->T00_frame_length;  /* include 802.11 header */
  53                 BodyLen += 4;   /* CRC */
  54
  55                 if (BodyLen >= CURRENT_RTS_THRESHOLD)
  56                         RTS_on = true; /* Using RTS */
  57                 else {
  58                         if (pT01->T01_modulation_type) { /* Is using OFDM */
  59                                 if (CURRENT_PROTECT_MECHANISM) /* Is using protect */
  60                                         CTS_on = true; /* Using CTS */
  61                         }
  62                 }
  63         }
  64
  65         if (RTS_on || CTS_on) {
  66                 if (pT01->T01_modulation_type) { /* Is using OFDM */
  67                         /* CTS duration
  68                          *  2 SIFS + DATA transmit time + 1 ACK
  69                          *  ACK Rate : 24 Mega bps
  70                          *  ACK frame length = 14 bytes */
  71                         Duration = 2*DEFAULT_SIFSTIME +
  72                                            2*PREAMBLE_PLUS_SIGNAL_PLUS_SIGNALEXTENSION +
  73                                            ((BodyLen*8 + 22 + Rate*4 - 1)/(Rate*4))*Tsym +
  74                                            ((112 + 22 + 95)/96)*Tsym;
  75                 } else  { /* DSSS */
  76                         /* CTS duration
  77                          *  2 SIFS + DATA transmit time + 1 ACK
  78                          *  Rate : ?? Mega bps
  79                          *  ACK frame length = 14 bytes */
  80                         if (pT01->T01_plcp_header_length) /* long preamble */
  81                                 Duration = LONG_PREAMBLE_PLUS_PLCPHEADER_TIME*2;
  82                         else
  83                                 Duration = SHORT_PREAMBLE_PLUS_PLCPHEADER_TIME*2;
  84
  85                         Duration += (((BodyLen + 14)*8 + Rate-1) / Rate +
  86                                                 DEFAULT_SIFSTIME*2);
  87                 }
  88
  89                 if (RTS_on) {
  90                         if (pT01->T01_modulation_type) { /* Is using OFDM */
  91                                 /* CTS + 1 SIFS + CTS duration
  92                                  * CTS Rate : 24 Mega bps
  93                                  * CTS frame length = 14 bytes */
  94                                 Duration += (DEFAULT_SIFSTIME +
  95                                                                 PREAMBLE_PLUS_SIGNAL_PLUS_SIGNALEXTENSION +
  96                                                                 ((112 + 22 + 95)/96)*Tsym);
  97                         } else {
  98                                 /* CTS + 1 SIFS + CTS duration
  99                                  * CTS Rate : ?? Mega bps
 100                                  * CTS frame length = 14 bytes */
 101                                 if (pT01->T01_plcp_header_length) /* long preamble */
 102                                         Duration += LONG_PREAMBLE_PLUS_PLCPHEADER_TIME;
 103                                 else
 104                                         Duration += SHORT_PREAMBLE_PLUS_PLCPHEADER_TIME;
 105
 106                                 Duration += (((112 + Rate-1) / Rate) + DEFAULT_SIFSTIME);
 107                         }
 108                 }
 109
 110                 /* Set the value into USB descriptor */
 111                 pT01->T01_add_rts = RTS_on ? 1 : 0;
 112                 pT01->T01_add_cts = CTS_on ? 1 : 0;
 113                 pT01->T01_rts_cts_duration = Duration;
 114         }
 115
 116         /******************************************
 117          * Fill the more fragment descriptor
 118          ******************************************/
 119         if (boGroupAddr)
 120                 Duration = 0;
 121         else {
 122                 for (i = pDes->FragmentCount-1; i > 0; i--) {
 123                         NextBodyLen = (u16)pNextT00->T00_frame_length;
 124                         NextBodyLen += 4;       /* CRC */
 125
 126                         if (pT01->T01_modulation_type) {
 127                                 /* OFDM
 128                                  *  data transmit time + 3 SIFS + 2 ACK
 129                                  *  Rate : ??Mega bps
 130                                  *  ACK frame length = 14 bytes, tx rate = 24M */
 131                                 Duration = PREAMBLE_PLUS_SIGNAL_PLUS_SIGNALEXTENSION * 3;
 132                                 Duration += (((NextBodyLen*8 + 22 + Rate*4 - 1)/(Rate*4)) * Tsym +
 133                                                         (((2*14)*8 + 22 + 95)/96)*Tsym +
 134                                                         DEFAULT_SIFSTIME*3);
 135                         } else {
 136                                 /* DSSS
 137                                  *  data transmit time + 2 ACK + 3 SIFS
 138                                  *  Rate : ??Mega bps
 139                                  *  ACK frame length = 14 bytes
 140                                  * TODO : */
 141                                 if (pT01->T01_plcp_header_length) /* long preamble */
 142                                         Duration = LONG_PREAMBLE_PLUS_PLCPHEADER_TIME*3;
 143                                 else
 144                                         Duration = SHORT_PREAMBLE_PLUS_PLCPHEADER_TIME*3;
 145
 146                                 Duration += (((NextBodyLen + (2*14))*8 + Rate-1) / Rate +
 147                                                         DEFAULT_SIFSTIME*3);
 148                         }
 149
 150                         ((u16 *)buffer)[5] = cpu_to_le16(Duration); /* 4 USHOR for skip 8B USB, 2USHORT=FC + Duration */
 151
 152                         /* ----20061009 add by anson's endian */
 153                         pNextT00->value = cpu_to_le32(pNextT00->value);
 154                         pT01->value = cpu_to_le32(pT01->value);
 155                         /* ----end 20061009 add by anson's endian */
 156
 157                         buffer += OffsetSize;
 158                         pT01 = (struct T01_descriptor *)(buffer+4);
 159                         if (i != 1)     /* The last fragment will not have the next fragment */
 160                                 pNextT00 = (struct T00_descriptor *)(buffer+OffsetSize);
 161                 }
 162
 163                 /*******************************************
 164                  * Fill the last fragment descriptor
 165                  *******************************************/
 166                 if (pT01->T01_modulation_type) {
 167                         /* OFDM
 168                          *  1 SIFS + 1 ACK
 169                          *  Rate : 24 Mega bps
 170                          * ACK frame length = 14 bytes */
 171                         Duration = PREAMBLE_PLUS_SIGNAL_PLUS_SIGNALEXTENSION;
 172                         /* The Tx rate of ACK use 24M */
 173                         Duration += (((112 + 22 + 95)/96)*Tsym + DEFAULT_SIFSTIME);
 174                 } else {
 175                         /* DSSS
 176                          * 1 ACK + 1 SIFS
 177                          * Rate : ?? Mega bps
 178                          * ACK frame length = 14 bytes(112 bits) */
 179                         if (pT01->T01_plcp_header_length) /* long preamble */
 180                                 Duration = LONG_PREAMBLE_PLUS_PLCPHEADER_TIME;
 181                         else
 182                                 Duration = SHORT_PREAMBLE_PLUS_PLCPHEADER_TIME;
 183
 184                         Duration += ((112 + Rate-1)/Rate + DEFAULT_SIFSTIME);
 185                 }
 186         }
 187
 188         ((u16 *)buffer)[5] = cpu_to_le16(Duration); /* 4 USHOR for skip 8B USB, 2USHORT=FC + Duration */
 189         pT00->value = cpu_to_le32(pT00->value);
 190         pT01->value = cpu_to_le32(pT01->value);
 191         /* --end 20061009 add */
 192
 193 }
 194
 195 /* The function return the 4n size of usb pk */
 196 static u16 Mds_BodyCopy(struct wbsoft_priv *adapter, struct wb35_descriptor *pDes, u8 *TargetBuffer)
 197 {
 198         struct T00_descriptor *pT00;
 199         struct wb35_mds *pMds = &adapter->Mds;
 200         u8      *buffer;
 201         u8      *src_buffer;
 202         u8      *pctmp;
 203         u16     Size = 0;
 204         u16     SizeLeft, CopySize, CopyLeft, stmp;
 205         u8      buf_index, FragmentCount = 0;
 206
 207
 208         /* Copy fragment body */
 209         buffer = TargetBuffer; /* shift 8B usb + 24B 802.11 */
 210         SizeLeft = pDes->buffer_total_size;
 211         buf_index = pDes->buffer_start_index;
 212
 213         pT00 = (struct T00_descriptor *)buffer;
 214         while (SizeLeft) {
 215                 pT00 = (struct T00_descriptor *)buffer;
 216                 CopySize = SizeLeft;
 217                 if (SizeLeft > pDes->FragmentThreshold) {
 218                         CopySize = pDes->FragmentThreshold;
 219                         pT00->T00_frame_length = 24 + CopySize; /* Set USB length */
 220                 } else
 221                         pT00->T00_frame_length = 24 + SizeLeft; /* Set USB length */
 222
 223                 SizeLeft -= CopySize;
 224
 225                 /* 1 Byte operation */
 226                 pctmp = (u8 *)(buffer + 8 + DOT_11_SEQUENCE_OFFSET);
 227                 *pctmp &= 0xf0;
 228                 *pctmp |= FragmentCount; /* 931130.5.m */
 229                 if (!FragmentCount)
 230                         pT00->T00_first_mpdu = 1;
 231
 232                 buffer += 32; /* 8B usb + 24B 802.11 header */
 233                 Size += 32;
 234
 235                 /* Copy into buffer */
 236                 stmp = CopySize + 3;
 237                 stmp &= ~0x03; /* 4n Alignment */
 238                 Size += stmp; /* Current 4n offset of mpdu */
 239
 240                 while (CopySize) {
 241                         /* Copy body */
 242                         src_buffer = pDes->buffer_address[buf_index];
 243                         CopyLeft = CopySize;
 244                         if (CopySize >= pDes->buffer_size[buf_index]) {
 245                                 CopyLeft = pDes->buffer_size[buf_index];
 246
 247                                 /* Get the next buffer of descriptor */
 248                                 buf_index++;
 249                                 buf_index %= MAX_DESCRIPTOR_BUFFER_INDEX;
 250                         } else {
 251                                 u8      *pctmp = pDes->buffer_address[buf_index];
 252                                 pctmp += CopySize;
 253                                 pDes->buffer_address[buf_index] = pctmp;
 254                                 pDes->buffer_size[buf_index] -= CopySize;
 255                         }
 256
 257                         memcpy(buffer, src_buffer, CopyLeft);
 258                         buffer += CopyLeft;
 259                         CopySize -= CopyLeft;
 260                 }
 261
 262                 /* 931130.5.n */
 263                 if (pMds->MicAdd) {
 264                         if (!SizeLeft) {
 265                                 pMds->MicWriteAddress[pMds->MicWriteIndex] = buffer - pMds->MicAdd;
 266                                 pMds->MicWriteSize[pMds->MicWriteIndex] = pMds->MicAdd;
 267                                 pMds->MicAdd = 0;
 268                         } else if (SizeLeft < 8) { /* 931130.5.p */
 269                                 pMds->MicAdd = SizeLeft;
 270                                 pMds->MicWriteAddress[pMds->MicWriteIndex] = buffer - (8 - SizeLeft);
 271                                 pMds->MicWriteSize[pMds->MicWriteIndex] = 8 - SizeLeft;
 272                                 pMds->MicWriteIndex++;
 273                         }
 274                 }
 275
 276                 /* Does it need to generate the new header for next mpdu? */
 277                 if (SizeLeft) {
 278                         buffer = TargetBuffer + Size; /* Get the next 4n start address */
 279                         memcpy(buffer, TargetBuffer, 32); /* Copy 8B USB +24B 802.11 */
 280                         pT00 = (struct T00_descriptor *)buffer;
 281                         pT00->T00_first_mpdu = 0;
 282                 }
 283
 284                 FragmentCount++;
 285         }
 286
 287         pT00->T00_last_mpdu = 1;
 288         pT00->T00_IsLastMpdu = 1;
 289         buffer = (u8 *)pT00 + 8; /* +8 for USB hdr */
 290         buffer[1] &= ~0x04; /* Clear more frag bit of 802.11 frame control */
 291         pDes->FragmentCount = FragmentCount; /* Update the correct fragment number */
 292         return Size;
 293 }
 294
 295 static void Mds_HeaderCopy(struct wbsoft_priv *adapter, struct wb35_descriptor *pDes, u8 *TargetBuffer)
 296 {
 297         struct wb35_mds *pMds = &adapter->Mds;
 298         u8      *src_buffer = pDes->buffer_address[0]; /* 931130.5.g */
 299         struct T00_descriptor *pT00;
 300         struct T01_descriptor *pT01;
 301         u16     stmp;
 302         u8      i, ctmp1, ctmp2, ctmpf;
 303         u16     FragmentThreshold = CURRENT_FRAGMENT_THRESHOLD;
 304
 305
 306         stmp = pDes->buffer_total_size;
 307         /*
 308          * Set USB header 8 byte
 309          */
 310         pT00 = (struct T00_descriptor *)TargetBuffer;
 311         TargetBuffer += 4;
 312         pT01 = (struct T01_descriptor *)TargetBuffer;
 313         TargetBuffer += 4;
 314
 315         pT00->value = 0; /* Clear */
 316         pT01->value = 0; /* Clear */
 317
 318         pT00->T00_tx_packet_id = pDes->Descriptor_ID; /* Set packet ID */
 319         pT00->T00_header_length = 24; /* Set header length */
 320         pT01->T01_retry_abort_ebable = 1; /* 921013 931130.5.h */
 321
 322         /* Key ID setup */
 323         pT01->T01_wep_id = 0;
 324
 325         FragmentThreshold = DEFAULT_FRAGMENT_THRESHOLD; /* Do not fragment */
 326         /* Copy full data, the 1'st buffer contain all the data 931130.5.j */
 327         memcpy(TargetBuffer, src_buffer, DOT_11_MAC_HEADER_SIZE); /* Copy header */
 328         pDes->buffer_address[0] = src_buffer + DOT_11_MAC_HEADER_SIZE;
 329         pDes->buffer_total_size -= DOT_11_MAC_HEADER_SIZE;
 330         pDes->buffer_size[0] = pDes->buffer_total_size;
 331
 332         /* Set fragment threshold */
 333         FragmentThreshold -= (DOT_11_MAC_HEADER_SIZE + 4);
 334         pDes->FragmentThreshold = FragmentThreshold;
 335
 336         /* Set more frag bit */
 337         TargetBuffer[1] |= 0x04; /* Set more frag bit */
 338
 339         /*
 340          * Set tx rate
 341          */
 342         stmp = *(u16 *)(TargetBuffer+30); /* 2n alignment address */
 343
 344         /* Use basic rate */
 345         ctmp1 = ctmpf = CURRENT_TX_RATE_FOR_MNG;
 346
 347         pDes->TxRate = ctmp1;
 348         pr_debug("Tx rate =%x\n", ctmp1);
 349
 350         pT01->T01_modulation_type = (ctmp1%3) ? 0 : 1;
 351
 352         for (i = 0; i < 2; i++) {
 353                 if (i == 1)
 354                         ctmp1 = ctmpf;
 355
 356                 pMds->TxRate[pDes->Descriptor_ID][i] = ctmp1; /* backup the ta rate and fall back rate */
 357
 358                 if (ctmp1 == 108)
 359                         ctmp2 = 7;
 360                 else if (ctmp1 == 96)
 361                         ctmp2 = 6; /* Rate convert for USB */
 362                 else if (ctmp1 == 72)
 363                         ctmp2 = 5;
 364                 else if (ctmp1 == 48)
 365                         ctmp2 = 4;
 366                 else if (ctmp1 == 36)
 367                         ctmp2 = 3;
 368                 else if (ctmp1 == 24)
 369                         ctmp2 = 2;
 370                 else if (ctmp1 == 18)
 371                         ctmp2 = 1;
 372                 else if (ctmp1 == 12)
 373                         ctmp2 = 0;
 374                 else if (ctmp1 == 22)
 375                         ctmp2 = 3;
 376                 else if (ctmp1 == 11)
 377                         ctmp2 = 2;
 378                 else if (ctmp1 == 4)
 379                         ctmp2 = 1;
 380                 else
 381                         ctmp2 = 0; /* if( ctmp1 == 2  ) or default */
 382
 383                 if (i == 0)
 384                         pT01->T01_transmit_rate = ctmp2;
 385                 else
 386                         pT01->T01_fall_back_rate = ctmp2;
 387         }
 388
 389         /*
 390          * Set preamble type
 391          */
 392         if ((pT01->T01_modulation_type == 0) && (pT01->T01_transmit_rate == 0)) /* RATE_1M */
 393                 pDes->PreambleMode =  WLAN_PREAMBLE_TYPE_LONG;
 394         else
 395                 pDes->PreambleMode =  CURRENT_PREAMBLE_MODE;
 396         pT01->T01_plcp_header_length = pDes->PreambleMode;      /* Set preamble */
 397
 398 }
 399
 400 void
 401 Mds_Tx(struct wbsoft_priv *adapter)
 402 {
 403         struct hw_data *pHwData = &adapter->sHwData;
 404         struct wb35_mds *pMds = &adapter->Mds;
 405         struct wb35_descriptor  TxDes;
 406         struct wb35_descriptor *pTxDes = &TxDes;
 407         u8              *XmitBufAddress;
 408         u16             XmitBufSize, PacketSize, stmp, CurrentSize, FragmentThreshold;
 409         u8              FillIndex, TxDesIndex, FragmentCount, FillCount;
 410         unsigned char   BufferFilled = false;
 411
 412
 413         if (pMds->TxPause)
 414                 return;
 415         if (!hal_driver_init_OK(pHwData))
 416                 return;
 417
 418         /* Only one thread can be run here */
 419         if (atomic_inc_return(&pMds->TxThreadCount) != 1)
 420                 goto cleanup;
 421
 422         /* Start to fill the data */
 423         do {
 424                 FillIndex = pMds->TxFillIndex;
 425                 if (pMds->TxOwner[FillIndex]) { /* Is owned by software 0:Yes 1:No */
 426                         pr_debug("[Mds_Tx] Tx Owner is H/W.\n");
 427                         break;
 428                 }
 429
 430                 XmitBufAddress = pMds->pTxBuffer + (MAX_USB_TX_BUFFER * FillIndex); /* Get buffer */
 431                 XmitBufSize = 0;
 432                 FillCount = 0;
 433                 do {
 434                         PacketSize = adapter->sMlmeFrame.len;
 435                         if (!PacketSize)
 436                                 break;
 437
 438                         /* For Check the buffer resource */
 439                         FragmentThreshold = CURRENT_FRAGMENT_THRESHOLD;
 440                         /* 931130.5.b */
 441                         FragmentCount = PacketSize/FragmentThreshold + 1;
 442                         stmp = PacketSize + FragmentCount*32 + 8; /* 931130.5.c 8:MIC */
 443                         if ((XmitBufSize + stmp) >= MAX_USB_TX_BUFFER) {
 444                                 printk("[Mds_Tx] Excess max tx buffer.\n");
 445                                 break; /* buffer is not enough */
 446                         }
 447
 448
 449                         /*
 450                          * Start transmitting
 451                          */
 452                         BufferFilled = true;
 453
 454                         /* Leaves first u8 intact */
 455                         memset((u8 *)pTxDes + 1, 0, sizeof(struct wb35_descriptor) - 1);
 456
 457                         TxDesIndex = pMds->TxDesIndex; /* Get the current ID */
 458                         pTxDes->Descriptor_ID = TxDesIndex;
 459                         pMds->TxDesFrom[TxDesIndex] = 2; /* Storing the information of source comming from */
 460                         pMds->TxDesIndex++;
 461                         pMds->TxDesIndex %= MAX_USB_TX_DESCRIPTOR;
 462
 463                         MLME_GetNextPacket(adapter, pTxDes);
 464
 465                         /* Copy header. 8byte USB + 24byte 802.11Hdr. Set TxRate, Preamble type */
 466                         Mds_HeaderCopy(adapter, pTxDes, XmitBufAddress);
 467
 468                         /* For speed up Key setting */
 469                         if (pTxDes->EapFix) {
 470                                 pr_debug("35: EPA 4th frame detected. Size = %d\n", PacketSize);
 471                                 pHwData->IsKeyPreSet = 1;
 472                         }
 473
 474                         /* Copy (fragment) frame body, and set USB, 802.11 hdr flag */
 475                         CurrentSize = Mds_BodyCopy(adapter, pTxDes, XmitBufAddress);
 476
 477                         /* Set RTS/CTS and Normal duration field into buffer */
 478                         Mds_DurationSet(adapter, pTxDes, XmitBufAddress);
 479
 480                         /* Shift to the next address */
 481                         XmitBufSize += CurrentSize;
 482                         XmitBufAddress += CurrentSize;
 483
 484                         /* Get packet to transmit completed, 1:TESTSTA 2:MLME 3: Ndis data */
 485                         MLME_SendComplete(adapter, 0, true);
 486
 487                         /* Software TSC count 20060214 */
 488                         pMds->TxTsc++;
 489                         if (pMds->TxTsc == 0)
 490                                 pMds->TxTsc_2++;
 491
 492                         FillCount++; /* 20060928 */
 493                 } while (HAL_USB_MODE_BURST(pHwData)); /* End of multiple MSDU copy loop. false = single true = multiple sending  */
 494
 495                 /* Move to the next one, if necessary */
 496                 if (BufferFilled) {
 497                         /* size setting */
 498                         pMds->TxBufferSize[FillIndex] = XmitBufSize;
 499
 500                         /* 20060928 set Tx count */
 501                         pMds->TxCountInBuffer[FillIndex] = FillCount;
 502
 503                         /* Set owner flag */
 504                         pMds->TxOwner[FillIndex] = 1;
 505
 506                         pMds->TxFillIndex++;
 507                         pMds->TxFillIndex %= MAX_USB_TX_BUFFER_NUMBER;
 508                         BufferFilled = false;
 509                 } else
 510                         break;
 511
 512                 if (!PacketSize) /* No more pk for transmitting */
 513                         break;
 514
 515         } while (true);
 516
 517         /*
 518          * Start to send by lower module
 519          */
 520         if (!pHwData->IsKeyPreSet)
 521                 Wb35Tx_start(adapter);
 522
 523 cleanup:
 524                 atomic_dec(&pMds->TxThreadCount);
 525 }
 526
 527 void
 528 Mds_SendComplete(struct wbsoft_priv *adapter, struct T02_descriptor *pT02)
 529 {
 530         struct wb35_mds *pMds = &adapter->Mds;
 531         struct hw_data *pHwData = &adapter->sHwData;
 532         u8      PacketId = (u8)pT02->T02_Tx_PktID;
 533         unsigned char   SendOK = true;
 534         u8      RetryCount, TxRate;
 535
 536         if (pT02->T02_IgnoreResult) /* Don't care the result */
 537                 return;
 538         if (pT02->T02_IsLastMpdu) {
 539                 /* TODO: DTO -- get the retry count and fragment count */
 540                 /* Tx rate */
 541                 TxRate = pMds->TxRate[PacketId][0];
 542                 RetryCount = (u8)pT02->T02_MPDU_Cnt;
 543                 if (pT02->value & FLAG_ERROR_TX_MASK) {
 544                         SendOK = false;
 545
 546                         if (pT02->T02_transmit_abort || pT02->T02_out_of_MaxTxMSDULiftTime) {
 547                                 /* retry error */
 548                                 pHwData->dto_tx_retry_count += (RetryCount+1);
 549                                 /* [for tx debug] */
 550                                 if (RetryCount < 7)
 551                                         pHwData->tx_retry_count[RetryCount] += RetryCount;
 552                                 else
 553                                         pHwData->tx_retry_count[7] += RetryCount;
 554                                 pr_debug("dto_tx_retry_count =%d\n", pHwData->dto_tx_retry_count);
 555                                 MTO_SetTxCount(adapter, TxRate, RetryCount);
 556                         }
 557                         pHwData->dto_tx_frag_count += (RetryCount+1);
 558
 559                         /* [for tx debug] */
 560                         if (pT02->T02_transmit_abort_due_to_TBTT)
 561                                 pHwData->tx_TBTT_start_count++;
 562                         if (pT02->T02_transmit_without_encryption_due_to_wep_on_false)
 563                                 pHwData->tx_WepOn_false_count++;
 564                         if (pT02->T02_discard_due_to_null_wep_key)
 565                                 pHwData->tx_Null_key_count++;
 566                 } else {
 567                         if (pT02->T02_effective_transmission_rate)
 568                                 pHwData->tx_ETR_count++;
 569                         MTO_SetTxCount(adapter, TxRate, RetryCount);
 570                 }
 571
 572                 /* Clear send result buffer */
 573                 pMds->TxResult[PacketId] = 0;
 574         } else
 575                 pMds->TxResult[PacketId] |= ((u16)(pT02->value & 0x0ffff));
 576 }