?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
Merge remote-tracking branch 'moduleh/module.h-split'
[linux-2.6/next.git] / drivers / staging / winbond / mds.c
blobc9f0e8f856a0a7bb760f252beea98e35f3bcf8e1
1 #include "mds_f.h"
2 #include "mto.h"
3 #include "wbhal.h"
4 #include "wb35tx_f.h"
5
6 unsigned char
7 Mds_initial(struct wbsoft_priv *adapter)
8 {
9 struct wb35_mds *pMds = &adapter->Mds;
10
11 pMds->TxPause = false;
12 pMds->TxRTSThreshold = DEFAULT_RTSThreshold;
13 pMds->TxFragmentThreshold = DEFAULT_FRAGMENT_THRESHOLD;
14
15 return hal_get_tx_buffer(&adapter->sHwData, &pMds->pTxBuffer);
16 }
17
18 static void Mds_DurationSet(struct wbsoft_priv *adapter, struct wb35_descriptor *pDes, u8 *buffer)
19 {
20 struct T00_descriptor *pT00;
21 struct T01_descriptor *pT01;
22 u16 Duration, NextBodyLen, OffsetSize;
23 u8 Rate, i;
24 unsigned char CTS_on = false, RTS_on = false;
25 struct T00_descriptor *pNextT00;
26 u16 BodyLen = 0;
27 unsigned char boGroupAddr = false;
28
29 OffsetSize = pDes->FragmentThreshold + 32 + 3;
30 OffsetSize &= ~0x03;
31 Rate = pDes->TxRate >> 1;
32 if (!Rate)
33 Rate = 1;
34
35 pT00 = (struct T00_descriptor *)buffer;
36 pT01 = (struct T01_descriptor *)(buffer+4);
37 pNextT00 = (struct T00_descriptor *)(buffer+OffsetSize);
38
39 if (buffer[DOT_11_DA_OFFSET+8] & 0x1) /* +8 for USB hdr */
40 boGroupAddr = true;
41
42 /******************************************
43 * Set RTS/CTS mechanism
44 ******************************************/
45 if (!boGroupAddr) {
46 /* NOTE : If the protection mode is enabled and the MSDU will be fragmented,
47 * the tx rates of MPDUs will all be DSSS rates. So it will not use
48 * CTS-to-self in this case. CTS-To-self will only be used when without
49 * fragmentation. -- 20050112 */
50 BodyLen = (u16)pT00->T00_frame_length; /* include 802.11 header */
51 BodyLen += 4; /* CRC */
52
53 if (BodyLen >= CURRENT_RTS_THRESHOLD)
54 RTS_on = true; /* Using RTS */
55 else {
56 if (pT01->T01_modulation_type) { /* Is using OFDM */
57 if (CURRENT_PROTECT_MECHANISM) /* Is using protect */
58 CTS_on = true; /* Using CTS */
59 }
60 }
61 }
62
63 if (RTS_on || CTS_on) {
64 if (pT01->T01_modulation_type) { /* Is using OFDM */
65 /* CTS duration
66 * 2 SIFS + DATA transmit time + 1 ACK
67 * ACK Rate : 24 Mega bps
68 * ACK frame length = 14 bytes */
69 Duration = 2*DEFAULT_SIFSTIME +
70 2*PREAMBLE_PLUS_SIGNAL_PLUS_SIGNALEXTENSION +
71 ((BodyLen*8 + 22 + Rate*4 - 1)/(Rate*4))*Tsym +
72 ((112 + 22 + 95)/96)*Tsym;
73 } else { /* DSSS */
74 /* CTS duration
75 * 2 SIFS + DATA transmit time + 1 ACK
76 * Rate : ?? Mega bps
77 * ACK frame length = 14 bytes */
78 if (pT01->T01_plcp_header_length) /* long preamble */
79 Duration = LONG_PREAMBLE_PLUS_PLCPHEADER_TIME*2;
80 else
81 Duration = SHORT_PREAMBLE_PLUS_PLCPHEADER_TIME*2;
82
83 Duration += (((BodyLen + 14)*8 + Rate-1) / Rate +
84 DEFAULT_SIFSTIME*2);
85 }
86
87 if (RTS_on) {
88 if (pT01->T01_modulation_type) { /* Is using OFDM */
89 /* CTS + 1 SIFS + CTS duration
90 * CTS Rate : 24 Mega bps
91 * CTS frame length = 14 bytes */
92 Duration += (DEFAULT_SIFSTIME +
93 PREAMBLE_PLUS_SIGNAL_PLUS_SIGNALEXTENSION +
94 ((112 + 22 + 95)/96)*Tsym);
95 } else {
96 /* CTS + 1 SIFS + CTS duration
97 * CTS Rate : ?? Mega bps
98 * CTS frame length = 14 bytes */
99 if (pT01->T01_plcp_header_length) /* long preamble */
100 Duration += LONG_PREAMBLE_PLUS_PLCPHEADER_TIME;
101 else
102 Duration += SHORT_PREAMBLE_PLUS_PLCPHEADER_TIME;
103
104 Duration += (((112 + Rate-1) / Rate) + DEFAULT_SIFSTIME);
105 }
106 }
107
108 /* Set the value into USB descriptor */
109 pT01->T01_add_rts = RTS_on ? 1 : 0;
110 pT01->T01_add_cts = CTS_on ? 1 : 0;
111 pT01->T01_rts_cts_duration = Duration;
112 }
113
114 /******************************************
115 * Fill the more fragment descriptor
116 ******************************************/
117 if (boGroupAddr)
118 Duration = 0;
119 else {
120 for (i = pDes->FragmentCount-1; i > 0; i--) {
121 NextBodyLen = (u16)pNextT00->T00_frame_length;
122 NextBodyLen += 4; /* CRC */
123
124 if (pT01->T01_modulation_type) {
125 /* OFDM
126 * data transmit time + 3 SIFS + 2 ACK
127 * Rate : ??Mega bps
128 * ACK frame length = 14 bytes, tx rate = 24M */
129 Duration = PREAMBLE_PLUS_SIGNAL_PLUS_SIGNALEXTENSION * 3;
130 Duration += (((NextBodyLen*8 + 22 + Rate*4 - 1)/(Rate*4)) * Tsym +
131 (((2*14)*8 + 22 + 95)/96)*Tsym +
132 DEFAULT_SIFSTIME*3);
133 } else {
134 /* DSSS
135 * data transmit time + 2 ACK + 3 SIFS
136 * Rate : ??Mega bps
137 * ACK frame length = 14 bytes
138 * TODO : */
139 if (pT01->T01_plcp_header_length) /* long preamble */
140 Duration = LONG_PREAMBLE_PLUS_PLCPHEADER_TIME*3;
141 else
142 Duration = SHORT_PREAMBLE_PLUS_PLCPHEADER_TIME*3;
143
144 Duration += (((NextBodyLen + (2*14))*8 + Rate-1) / Rate +
145 DEFAULT_SIFSTIME*3);
146 }
147
148 ((u16 *)buffer)[5] = cpu_to_le16(Duration); /* 4 USHOR for skip 8B USB, 2USHORT=FC + Duration */
149
150 /* ----20061009 add by anson's endian */
151 pNextT00->value = cpu_to_le32(pNextT00->value);
152 pT01->value = cpu_to_le32(pT01->value);
153 /* ----end 20061009 add by anson's endian */
154
155 buffer += OffsetSize;
156 pT01 = (struct T01_descriptor *)(buffer+4);
157 if (i != 1) /* The last fragment will not have the next fragment */
158 pNextT00 = (struct T00_descriptor *)(buffer+OffsetSize);
159 }
160
161 /*******************************************
162 * Fill the last fragment descriptor
163 *******************************************/
164 if (pT01->T01_modulation_type) {
165 /* OFDM
166 * 1 SIFS + 1 ACK
167 * Rate : 24 Mega bps
168 * ACK frame length = 14 bytes */
169 Duration = PREAMBLE_PLUS_SIGNAL_PLUS_SIGNALEXTENSION;
170 /* The Tx rate of ACK use 24M */
171 Duration += (((112 + 22 + 95)/96)*Tsym + DEFAULT_SIFSTIME);
172 } else {
173 /* DSSS
174 * 1 ACK + 1 SIFS
175 * Rate : ?? Mega bps
176 * ACK frame length = 14 bytes(112 bits) */
177 if (pT01->T01_plcp_header_length) /* long preamble */
178 Duration = LONG_PREAMBLE_PLUS_PLCPHEADER_TIME;
179 else
180 Duration = SHORT_PREAMBLE_PLUS_PLCPHEADER_TIME;
181
182 Duration += ((112 + Rate-1)/Rate + DEFAULT_SIFSTIME);
183 }
184 }
185
186 ((u16 *)buffer)[5] = cpu_to_le16(Duration); /* 4 USHOR for skip 8B USB, 2USHORT=FC + Duration */
187 pT00->value = cpu_to_le32(pT00->value);
188 pT01->value = cpu_to_le32(pT01->value);
189 /* --end 20061009 add */
190
191 }
192
193 /* The function return the 4n size of usb pk */
194 static u16 Mds_BodyCopy(struct wbsoft_priv *adapter, struct wb35_descriptor *pDes, u8 *TargetBuffer)
195 {
196 struct T00_descriptor *pT00;
197 struct wb35_mds *pMds = &adapter->Mds;
198 u8 *buffer;
199 u8 *src_buffer;
200 u8 *pctmp;
201 u16 Size = 0;
202 u16 SizeLeft, CopySize, CopyLeft, stmp;
203 u8 buf_index, FragmentCount = 0;
204
205
206 /* Copy fragment body */
207 buffer = TargetBuffer; /* shift 8B usb + 24B 802.11 */
208 SizeLeft = pDes->buffer_total_size;
209 buf_index = pDes->buffer_start_index;
210
211 pT00 = (struct T00_descriptor *)buffer;
212 while (SizeLeft) {
213 pT00 = (struct T00_descriptor *)buffer;
214 CopySize = SizeLeft;
215 if (SizeLeft > pDes->FragmentThreshold) {
216 CopySize = pDes->FragmentThreshold;
217 pT00->T00_frame_length = 24 + CopySize; /* Set USB length */
218 } else
219 pT00->T00_frame_length = 24 + SizeLeft; /* Set USB length */
220
221 SizeLeft -= CopySize;
222
223 /* 1 Byte operation */
224 pctmp = (u8 *)(buffer + 8 + DOT_11_SEQUENCE_OFFSET);
225 *pctmp &= 0xf0;
226 *pctmp |= FragmentCount; /* 931130.5.m */
227 if (!FragmentCount)
228 pT00->T00_first_mpdu = 1;
229
230 buffer += 32; /* 8B usb + 24B 802.11 header */
231 Size += 32;
232
233 /* Copy into buffer */
234 stmp = CopySize + 3;
235 stmp &= ~0x03; /* 4n Alignment */
236 Size += stmp; /* Current 4n offset of mpdu */
237
238 while (CopySize) {
239 /* Copy body */
240 src_buffer = pDes->buffer_address[buf_index];
241 CopyLeft = CopySize;
242 if (CopySize >= pDes->buffer_size[buf_index]) {
243 CopyLeft = pDes->buffer_size[buf_index];
244
245 /* Get the next buffer of descriptor */
246 buf_index++;
247 buf_index %= MAX_DESCRIPTOR_BUFFER_INDEX;
248 } else {
249 u8 *pctmp = pDes->buffer_address[buf_index];
250 pctmp += CopySize;
251 pDes->buffer_address[buf_index] = pctmp;
252 pDes->buffer_size[buf_index] -= CopySize;
253 }
254
255 memcpy(buffer, src_buffer, CopyLeft);
256 buffer += CopyLeft;
257 CopySize -= CopyLeft;
258 }
259
260 /* 931130.5.n */
261 if (pMds->MicAdd) {
262 if (!SizeLeft) {
263 pMds->MicWriteAddress[pMds->MicWriteIndex] = buffer - pMds->MicAdd;
264 pMds->MicWriteSize[pMds->MicWriteIndex] = pMds->MicAdd;
265 pMds->MicAdd = 0;
266 } else if (SizeLeft < 8) { /* 931130.5.p */
267 pMds->MicAdd = SizeLeft;
268 pMds->MicWriteAddress[pMds->MicWriteIndex] = buffer - (8 - SizeLeft);
269 pMds->MicWriteSize[pMds->MicWriteIndex] = 8 - SizeLeft;
270 pMds->MicWriteIndex++;
271 }
272 }
273
274 /* Does it need to generate the new header for next mpdu? */
275 if (SizeLeft) {
276 buffer = TargetBuffer + Size; /* Get the next 4n start address */
277 memcpy(buffer, TargetBuffer, 32); /* Copy 8B USB +24B 802.11 */
278 pT00 = (struct T00_descriptor *)buffer;
279 pT00->T00_first_mpdu = 0;
280 }
281
282 FragmentCount++;
283 }
284
285 pT00->T00_last_mpdu = 1;
286 pT00->T00_IsLastMpdu = 1;
287 buffer = (u8 *)pT00 + 8; /* +8 for USB hdr */
288 buffer[1] &= ~0x04; /* Clear more frag bit of 802.11 frame control */
289 pDes->FragmentCount = FragmentCount; /* Update the correct fragment number */
290 return Size;
291 }
292
293 static void Mds_HeaderCopy(struct wbsoft_priv *adapter, struct wb35_descriptor *pDes, u8 *TargetBuffer)
294 {
295 struct wb35_mds *pMds = &adapter->Mds;
296 u8 *src_buffer = pDes->buffer_address[0]; /* 931130.5.g */
297 struct T00_descriptor *pT00;
298 struct T01_descriptor *pT01;
299 u16 stmp;
300 u8 i, ctmp1, ctmp2, ctmpf;
301 u16 FragmentThreshold = CURRENT_FRAGMENT_THRESHOLD;
302
303
304 stmp = pDes->buffer_total_size;
305 /*
306 * Set USB header 8 byte
307 */
308 pT00 = (struct T00_descriptor *)TargetBuffer;
309 TargetBuffer += 4;
310 pT01 = (struct T01_descriptor *)TargetBuffer;
311 TargetBuffer += 4;
312
313 pT00->value = 0; /* Clear */
314 pT01->value = 0; /* Clear */
315
316 pT00->T00_tx_packet_id = pDes->Descriptor_ID; /* Set packet ID */
317 pT00->T00_header_length = 24; /* Set header length */
318 pT01->T01_retry_abort_ebable = 1; /* 921013 931130.5.h */
319
320 /* Key ID setup */
321 pT01->T01_wep_id = 0;
322
323 FragmentThreshold = DEFAULT_FRAGMENT_THRESHOLD; /* Do not fragment */
324 /* Copy full data, the 1'st buffer contain all the data 931130.5.j */
325 memcpy(TargetBuffer, src_buffer, DOT_11_MAC_HEADER_SIZE); /* Copy header */
326 pDes->buffer_address[0] = src_buffer + DOT_11_MAC_HEADER_SIZE;
327 pDes->buffer_total_size -= DOT_11_MAC_HEADER_SIZE;
328 pDes->buffer_size[0] = pDes->buffer_total_size;
329
330 /* Set fragment threshold */
331 FragmentThreshold -= (DOT_11_MAC_HEADER_SIZE + 4);
332 pDes->FragmentThreshold = FragmentThreshold;
333
334 /* Set more frag bit */
335 TargetBuffer[1] |= 0x04; /* Set more frag bit */
336
337 /*
338 * Set tx rate
339 */
340 stmp = *(u16 *)(TargetBuffer+30); /* 2n alignment address */
341
342 /* Use basic rate */
343 ctmp1 = ctmpf = CURRENT_TX_RATE_FOR_MNG;
344
345 pDes->TxRate = ctmp1;
346 pr_debug("Tx rate =%x\n", ctmp1);
347
348 pT01->T01_modulation_type = (ctmp1%3) ? 0 : 1;
349
350 for (i = 0; i < 2; i++) {
351 if (i == 1)
352 ctmp1 = ctmpf;
353
354 pMds->TxRate[pDes->Descriptor_ID][i] = ctmp1; /* backup the ta rate and fall back rate */
355
356 if (ctmp1 == 108)
357 ctmp2 = 7;
358 else if (ctmp1 == 96)
359 ctmp2 = 6; /* Rate convert for USB */
360 else if (ctmp1 == 72)
361 ctmp2 = 5;
362 else if (ctmp1 == 48)
363 ctmp2 = 4;
364 else if (ctmp1 == 36)
365 ctmp2 = 3;
366 else if (ctmp1 == 24)
367 ctmp2 = 2;
368 else if (ctmp1 == 18)
369 ctmp2 = 1;
370 else if (ctmp1 == 12)
371 ctmp2 = 0;
372 else if (ctmp1 == 22)
373 ctmp2 = 3;
374 else if (ctmp1 == 11)
375 ctmp2 = 2;
376 else if (ctmp1 == 4)
377 ctmp2 = 1;
378 else
379 ctmp2 = 0; /* if( ctmp1 == 2 ) or default */
380
381 if (i == 0)
382 pT01->T01_transmit_rate = ctmp2;
383 else
384 pT01->T01_fall_back_rate = ctmp2;
385 }
386
387 /*
388 * Set preamble type
389 */
390 if ((pT01->T01_modulation_type == 0) && (pT01->T01_transmit_rate == 0)) /* RATE_1M */
391 pDes->PreambleMode = WLAN_PREAMBLE_TYPE_LONG;
392 else
393 pDes->PreambleMode = CURRENT_PREAMBLE_MODE;
394 pT01->T01_plcp_header_length = pDes->PreambleMode; /* Set preamble */
395
396 }
397
398 static void MLME_GetNextPacket(struct wbsoft_priv *adapter, struct wb35_descriptor *desc)
399 {
400 desc->InternalUsed = desc->buffer_start_index + desc->buffer_number;
401 desc->InternalUsed %= MAX_DESCRIPTOR_BUFFER_INDEX;
402 desc->buffer_address[desc->InternalUsed] = adapter->sMlmeFrame.pMMPDU;
403 desc->buffer_size[desc->InternalUsed] = adapter->sMlmeFrame.len;
404 desc->buffer_total_size += adapter->sMlmeFrame.len;
405 desc->buffer_number++;
406 desc->Type = adapter->sMlmeFrame.DataType;
407 }
408
409 static void MLMEfreeMMPDUBuffer(struct wbsoft_priv *adapter, s8 *pData)
410 {
411 int i;
412
413 /* Reclaim the data buffer */
414 for (i = 0; i < MAX_NUM_TX_MMPDU; i++) {
415 if (pData == (s8 *)&(adapter->sMlmeFrame.TxMMPDU[i]))
416 break;
417 }
418 if (adapter->sMlmeFrame.TxMMPDUInUse[i])
419 adapter->sMlmeFrame.TxMMPDUInUse[i] = false;
420 else {
421 /* Something wrong
422 PD43 Add debug code here??? */
423 }
424 }
425
426 static void MLME_SendComplete(struct wbsoft_priv *adapter, u8 PacketID, unsigned char SendOK)
427 {
428 /* Reclaim the data buffer */
429 adapter->sMlmeFrame.len = 0;
430 MLMEfreeMMPDUBuffer(adapter, adapter->sMlmeFrame.pMMPDU);
431
432 /* Return resource */
433 adapter->sMlmeFrame.IsInUsed = PACKET_FREE_TO_USE;
434 }
435
436 void
437 Mds_Tx(struct wbsoft_priv *adapter)
438 {
439 struct hw_data *pHwData = &adapter->sHwData;
440 struct wb35_mds *pMds = &adapter->Mds;
441 struct wb35_descriptor TxDes;
442 struct wb35_descriptor *pTxDes = &TxDes;
443 u8 *XmitBufAddress;
444 u16 XmitBufSize, PacketSize, stmp, CurrentSize, FragmentThreshold;
445 u8 FillIndex, TxDesIndex, FragmentCount, FillCount;
446 unsigned char BufferFilled = false;
447
448
449 if (pMds->TxPause)
450 return;
451 if (!hal_driver_init_OK(pHwData))
452 return;
453
454 /* Only one thread can be run here */
455 if (atomic_inc_return(&pMds->TxThreadCount) != 1)
456 goto cleanup;
457
458 /* Start to fill the data */
459 do {
460 FillIndex = pMds->TxFillIndex;
461 if (pMds->TxOwner[FillIndex]) { /* Is owned by software 0:Yes 1:No */
462 pr_debug("[Mds_Tx] Tx Owner is H/W.\n");
463 break;
464 }
465
466 XmitBufAddress = pMds->pTxBuffer + (MAX_USB_TX_BUFFER * FillIndex); /* Get buffer */
467 XmitBufSize = 0;
468 FillCount = 0;
469 do {
470 PacketSize = adapter->sMlmeFrame.len;
471 if (!PacketSize)
472 break;
473
474 /* For Check the buffer resource */
475 FragmentThreshold = CURRENT_FRAGMENT_THRESHOLD;
476 /* 931130.5.b */
477 FragmentCount = PacketSize/FragmentThreshold + 1;
478 stmp = PacketSize + FragmentCount*32 + 8; /* 931130.5.c 8:MIC */
479 if ((XmitBufSize + stmp) >= MAX_USB_TX_BUFFER) {
480 printk("[Mds_Tx] Excess max tx buffer.\n");
481 break; /* buffer is not enough */
482 }
483
484
485 /*
486 * Start transmitting
487 */
488 BufferFilled = true;
489
490 /* Leaves first u8 intact */
491 memset((u8 *)pTxDes + 1, 0, sizeof(struct wb35_descriptor) - 1);
492
493 TxDesIndex = pMds->TxDesIndex; /* Get the current ID */
494 pTxDes->Descriptor_ID = TxDesIndex;
495 pMds->TxDesFrom[TxDesIndex] = 2; /* Storing the information of source coming from */
496 pMds->TxDesIndex++;
497 pMds->TxDesIndex %= MAX_USB_TX_DESCRIPTOR;
498
499 MLME_GetNextPacket(adapter, pTxDes);
500
501 /* Copy header. 8byte USB + 24byte 802.11Hdr. Set TxRate, Preamble type */
502 Mds_HeaderCopy(adapter, pTxDes, XmitBufAddress);
503
504 /* For speed up Key setting */
505 if (pTxDes->EapFix) {
506 pr_debug("35: EPA 4th frame detected. Size = %d\n", PacketSize);
507 pHwData->IsKeyPreSet = 1;
508 }
509
510 /* Copy (fragment) frame body, and set USB, 802.11 hdr flag */
511 CurrentSize = Mds_BodyCopy(adapter, pTxDes, XmitBufAddress);
512
513 /* Set RTS/CTS and Normal duration field into buffer */
514 Mds_DurationSet(adapter, pTxDes, XmitBufAddress);
515
516 /* Shift to the next address */
517 XmitBufSize += CurrentSize;
518 XmitBufAddress += CurrentSize;
519
520 /* Get packet to transmit completed, 1:TESTSTA 2:MLME 3: Ndis data */
521 MLME_SendComplete(adapter, 0, true);
522
523 /* Software TSC count 20060214 */
524 pMds->TxTsc++;
525 if (pMds->TxTsc == 0)
526 pMds->TxTsc_2++;
527
528 FillCount++; /* 20060928 */
529 } while (HAL_USB_MODE_BURST(pHwData)); /* End of multiple MSDU copy loop. false = single true = multiple sending */
530
531 /* Move to the next one, if necessary */
532 if (BufferFilled) {
533 /* size setting */
534 pMds->TxBufferSize[FillIndex] = XmitBufSize;
535
536 /* 20060928 set Tx count */
537 pMds->TxCountInBuffer[FillIndex] = FillCount;
538
539 /* Set owner flag */
540 pMds->TxOwner[FillIndex] = 1;
541
542 pMds->TxFillIndex++;
543 pMds->TxFillIndex %= MAX_USB_TX_BUFFER_NUMBER;
544 BufferFilled = false;
545 } else
546 break;
547
548 if (!PacketSize) /* No more pk for transmitting */
549 break;
550
551 } while (true);
552
553 /*
554 * Start to send by lower module
555 */
556 if (!pHwData->IsKeyPreSet)
557 Wb35Tx_start(adapter);
558
559 cleanup:
560 atomic_dec(&pMds->TxThreadCount);
561 }
562
563 void
564 Mds_SendComplete(struct wbsoft_priv *adapter, struct T02_descriptor *pT02)
565 {
566 struct wb35_mds *pMds = &adapter->Mds;
567 struct hw_data *pHwData = &adapter->sHwData;
568 u8 PacketId = (u8)pT02->T02_Tx_PktID;
569 unsigned char SendOK = true;
570 u8 RetryCount, TxRate;
571
572 if (pT02->T02_IgnoreResult) /* Don't care the result */
573 return;
574 if (pT02->T02_IsLastMpdu) {
575 /* TODO: DTO -- get the retry count and fragment count */
576 /* Tx rate */
577 TxRate = pMds->TxRate[PacketId][0];
578 RetryCount = (u8)pT02->T02_MPDU_Cnt;
579 if (pT02->value & FLAG_ERROR_TX_MASK) {
580 SendOK = false;
581
582 if (pT02->T02_transmit_abort || pT02->T02_out_of_MaxTxMSDULiftTime) {
583 /* retry error */
584 pHwData->dto_tx_retry_count += (RetryCount+1);
585 /* [for tx debug] */
586 if (RetryCount < 7)
587 pHwData->tx_retry_count[RetryCount] += RetryCount;
588 else
589 pHwData->tx_retry_count[7] += RetryCount;
590 pr_debug("dto_tx_retry_count =%d\n", pHwData->dto_tx_retry_count);
591 MTO_SetTxCount(adapter, TxRate, RetryCount);
592 }
593 pHwData->dto_tx_frag_count += (RetryCount+1);
594
595 /* [for tx debug] */
596 if (pT02->T02_transmit_abort_due_to_TBTT)
597 pHwData->tx_TBTT_start_count++;
598 if (pT02->T02_transmit_without_encryption_due_to_wep_on_false)
599 pHwData->tx_WepOn_false_count++;
600 if (pT02->T02_discard_due_to_null_wep_key)
601 pHwData->tx_Null_key_count++;
602 } else {
603 if (pT02->T02_effective_transmission_rate)
604 pHwData->tx_ETR_count++;
605 MTO_SetTxCount(adapter, TxRate, RetryCount);
606 }
607
608 /* Clear send result buffer */
609 pMds->TxResult[PacketId] = 0;
610 } else
611 pMds->TxResult[PacketId] |= ((u16)(pT02->value & 0x0ffff));
612 }
linux-next