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  1#include "mds_f.h"
  2#include "mto.h"
  3#include "wbhal.h"
  4#include "wb35tx_f.h"
  5
  6unsigned char
  7Mds_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
 18static 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 */
194static 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
293static 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
398static 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
409static 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
426static 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
436void
437Mds_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
559cleanup:
560		atomic_dec(&pMds->TxThreadCount);
561}
562
563void
564Mds_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}