Needs changelog and signoff, but otherwise ok.
Pavel
On Fri 2010-03-12 22:45:37, Lars Lindley wrote:
>
> diff --git a/drivers/staging/winbond/mds.c b/drivers/staging/winbond/mds.c
> index 37e0c18..46d7921 100644
> --- a/drivers/staging/winbond/mds.c
> +++ b/drivers/staging/winbond/mds.c
> @@ -5,8 +5,7 @@
> #include "wbhal_f.h"
> #include "wblinux_f.h"
>
> -unsigned char
> -Mds_initial(struct wbsoft_priv * adapter)
> +unsigned char Mds_initial(struct wbsoft_priv *adapter)
> {
> struct wb35_mds *pMds = &adapter->Mds;
>
> @@ -14,24 +13,24 @@ Mds_initial(struct wbsoft_priv * adapter)
> pMds->TxRTSThreshold = DEFAULT_RTSThreshold;
> pMds->TxFragmentThreshold = DEFAULT_FRAGMENT_THRESHOLD;
>
> - return hal_get_tx_buffer( &adapter->sHwData, &pMds->pTxBuffer );
> + return hal_get_tx_buffer(&adapter->sHwData, &pMds->pTxBuffer);
> }
>
> -void
> -Mds_Destroy(struct wbsoft_priv * adapter)
> +void Mds_Destroy(struct wbsoft_priv *adapter)
> {
> }
>
> -static void Mds_DurationSet(struct wbsoft_priv *adapter, struct wb35_descriptor *pDes, u8 *buffer)
> +static void Mds_DurationSet(struct wbsoft_priv *adapter,
> + struct wb35_descriptor *pDes, u8 *buffer)
> {
> PT00_DESCRIPTOR pT00;
> PT01_DESCRIPTOR pT01;
> - u16 Duration, NextBodyLen, OffsetSize;
> - u8 Rate, i;
> + u16 Duration, NextBodyLen, OffsetSize;
> + u8 Rate, i;
> unsigned char CTS_on = false, RTS_on = false;
> PT00_DESCRIPTOR pNextT00;
> - u16 BodyLen = 0;
> - unsigned char boGroupAddr = false;
> + u16 BodyLen = 0;
> + unsigned char boGroupAddr = false;
>
> OffsetSize = pDes->FragmentThreshold + 32 + 3;
> OffsetSize &= ~0x03;
> @@ -43,194 +42,181 @@ static void Mds_DurationSet(struct wbsoft_priv *adapter, struct wb35_descriptor
> pT01 = (PT01_DESCRIPTOR)(buffer+4);
> pNextT00 = (PT00_DESCRIPTOR)(buffer+OffsetSize);
>
> - if( buffer[ DOT_11_DA_OFFSET+8 ] & 0x1 ) // +8 for USB hdr
> + if (buffer[DOT_11_DA_OFFSET+8] & 0x1) /* +8 for USB hdr */
> boGroupAddr = true;
>
> - //========================================
> - // Set RTS/CTS mechanism
> - //========================================
> - if (!boGroupAddr)
> - {
> - //NOTE : If the protection mode is enabled and the MSDU will be fragmented,
> - // the tx rates of MPDUs will all be DSSS rates. So it will not use
> - // CTS-to-self in this case. CTS-To-self will only be used when without
> - // fragmentation. -- 20050112
> - BodyLen = (u16)pT00->T00_frame_length; //include 802.11 header
> - BodyLen += 4; //CRC
> -
> - if( BodyLen >= CURRENT_RTS_THRESHOLD )
> - RTS_on = true; // Using RTS
> - else
> - {
> - if( pT01->T01_modulation_type ) // Is using OFDM
> - {
> - if( CURRENT_PROTECT_MECHANISM ) // Is using protect
> - CTS_on = true; // Using CTS
> + /*========================================
> + * Set RTS/CTS mechanism
> + *========================================*/
> + if (!boGroupAddr) {
> + /*NOTE : If the protection mode is enabled and the MSDU will be
> + * fragmented, the tx rates of MPDUs will all be DSSS
> + * rates. So it will not use CTS-to-self in this case.
> + * CTS-To-self will only be used when without
> + * fragmentation. -- 20050112 */
> + BodyLen = (u16)pT00->T00_frame_length; /*include 802.11 header*/
> + BodyLen += 4; /*CRC*/
> +
> + if (BodyLen >= CURRENT_RTS_THRESHOLD)
> + RTS_on = true; /* Using RTS */
> + else {
> + if (pT01->T01_modulation_type) { /* Is using OFDM */
> + if (CURRENT_PROTECT_MECHANISM) /* Is using
> + protect */
> + CTS_on = true; /* Using CTS */
> }
> }
> }
>
> - if( RTS_on || CTS_on )
> - {
> - if( pT01->T01_modulation_type) // Is using OFDM
> - {
> - //CTS duration
> - // 2 SIFS + DATA transmit time + 1 ACK
> - // ACK Rate : 24 Mega bps
> - // ACK frame length = 14 bytes
> + if (RTS_on || CTS_on) {
> + if (pT01->T01_modulation_type) { /* Is using OFDM */
> + /*CTS duration
> + * 2 SIFS + DATA transmit time + 1 ACK
> + * ACK Rate : 24 Mega bps
> + * ACK frame length = 14 bytes*/
> Duration = 2*DEFAULT_SIFSTIME +
> - 2*PREAMBLE_PLUS_SIGNAL_PLUS_SIGNALEXTENSION +
> - ((BodyLen*8 + 22 + Rate*4 - 1)/(Rate*4))*Tsym +
> - ((112 + 22 + 95)/96)*Tsym;
> - }
> - else //DSSS
> - {
> - //CTS duration
> - // 2 SIFS + DATA transmit time + 1 ACK
> - // Rate : ?? Mega bps
> - // ACK frame length = 14 bytes
> - if( pT01->T01_plcp_header_length ) //long preamble
> - Duration = LONG_PREAMBLE_PLUS_PLCPHEADER_TIME*2;
> + 2*PREAMBLE_PLUS_SIGNAL_PLUS_SIGNALEXTENSION +
> + ((BodyLen*8 + 22 + Rate*4 - 1)/(Rate*4))*Tsym +
> + ((112 + 22 + 95)/96)*Tsym;
> + } else { /*DSSS*/
> + /*CTS duration
> + *2 SIFS + DATA transmit time + 1 ACK
> + * Rate : ?? Mega bps
> + *ACK frame length = 14 bytes*/
> + if (pT01->T01_plcp_header_length) /*long preamble*/
> + Duration = LONG_PREAMBLE_PLUS_PLCPHEADER_TIME*2;
> else
> - Duration = SHORT_PREAMBLE_PLUS_PLCPHEADER_TIME*2;
> + Duration = SHORT_PREAMBLE_PLUS_PLCPHEADER_TIME*2;
>
> - Duration += ( ((BodyLen + 14)*8 + Rate-1) / Rate +
> - DEFAULT_SIFSTIME*2 );
> + Duration += (((BodyLen + 14)*8 + Rate-1) / Rate +
> + DEFAULT_SIFSTIME*2);
> }
>
> - if( RTS_on )
> - {
> - if( pT01->T01_modulation_type ) // Is using OFDM
> - {
> - //CTS + 1 SIFS + CTS duration
> - //CTS Rate : 24 Mega bps
> - //CTS frame length = 14 bytes
> + if (RTS_on) {
> + if (pT01->T01_modulation_type) { /* Is using OFDM */
> + /*CTS + 1 SIFS + CTS duration
> + *CTS Rate : 24 Mega bps
> + *CTS frame length = 14 bytes*/
> Duration += (DEFAULT_SIFSTIME +
> - PREAMBLE_PLUS_SIGNAL_PLUS_SIGNALEXTENSION +
> - ((112 + 22 + 95)/96)*Tsym);
> - }
> - else
> - {
> - //CTS + 1 SIFS + CTS duration
> - //CTS Rate : ?? Mega bps
> - //CTS frame length = 14 bytes
> - if( pT01->T01_plcp_header_length ) //long preamble
> - Duration += LONG_PREAMBLE_PLUS_PLCPHEADER_TIME;
> - else
> - Duration += SHORT_PREAMBLE_PLUS_PLCPHEADER_TIME;
> -
> - Duration += ( ((112 + Rate-1) / Rate) + DEFAULT_SIFSTIME );
> + PREAMBLE_PLUS_SIGNAL_PLUS_SIGNALEXTENSION +
> + ((112 + 22 + 95)/96)*Tsym);
> + } else {
> + /*CTS + 1 SIFS + CTS duration
> + *CTS Rate : ?? Mega bps
> + *CTS frame length = 14 bytes*/
> + if (pT01->T01_plcp_header_length) /*long preamble*/
> + Duration += LONG_PREAMBLE_PLUS_PLCPHEADER_TIME;
> + else
> + Duration += SHORT_PREAMBLE_PLUS_PLCPHEADER_TIME;
> +
> + Duration += (((112 + Rate-1) / Rate)
> + + DEFAULT_SIFSTIME);
> }
> }
>
> - // Set the value into USB descriptor
> + /* Set the value into USB descriptor */
> pT01->T01_add_rts = RTS_on ? 1 : 0;
> pT01->T01_add_cts = CTS_on ? 1 : 0;
> pT01->T01_rts_cts_duration = Duration;
> }
>
> - //=====================================
> - // Fill the more fragment descriptor
> - //=====================================
> - if( boGroupAddr )
> + /*=====================================
> + * Fill the more fragment descriptor
> + *=====================================*/
> + if (boGroupAddr)
> Duration = 0;
> - else
> - {
> - for( i=pDes->FragmentCount-1; i>0; i-- )
> - {
> + else {
> + for (i = pDes->FragmentCount-1; i > 0; i--) {
> NextBodyLen = (u16)pNextT00->T00_frame_length;
> - NextBodyLen += 4; //CRC
> -
> - if( pT01->T01_modulation_type )
> - {
> - //OFDM
> - // data transmit time + 3 SIFS + 2 ACK
> - // Rate : ??Mega bps
> - // ACK frame length = 14 bytes, tx rate = 24M
> + NextBodyLen += 4; /*CRC*/
> +
> + if (pT01->T01_modulation_type) {
> + /*OFDM
> + * data transmit time + 3 SIFS + 2 ACK
> + * Rate : ??Mega bps
> + * ACK frame length = 14 bytes, tx rate = 24M*/
> Duration = PREAMBLE_PLUS_SIGNAL_PLUS_SIGNALEXTENSION * 3;
> Duration += (((NextBodyLen*8 + 22 + Rate*4 - 1)/(Rate*4)) * Tsym +
> (((2*14)*8 + 22 + 95)/96)*Tsym +
> DEFAULT_SIFSTIME*3);
> - }
> - else
> - {
> - //DSSS
> - // data transmit time + 2 ACK + 3 SIFS
> - // Rate : ??Mega bps
> - // ACK frame length = 14 bytes
> - //TODO :
> - if( pT01->T01_plcp_header_length ) //long preamble
> + } else {
> + /*DSSS
> + *data transmit time + 2 ACK + 3 SIFS
> + * Rate : ??Mega bps
> + * ACK frame length = 14 bytes
> + * TODO : */
> + if (pT01->T01_plcp_header_length) /*long preamble*/
> Duration = LONG_PREAMBLE_PLUS_PLCPHEADER_TIME*3;
> else
> Duration = SHORT_PREAMBLE_PLUS_PLCPHEADER_TIME*3;
>
> - Duration += ( ((NextBodyLen + (2*14))*8 + Rate-1) / Rate +
> - DEFAULT_SIFSTIME*3 );
> + Duration += (((NextBodyLen + (2*14))*8 + Rate-1) / Rate +
> + DEFAULT_SIFSTIME*3);
> }
>
> - ((u16 *)buffer)[5] = cpu_to_le16(Duration);// 4 USHOR for skip 8B USB, 2USHORT=FC + Duration
> + ((u16 *)buffer)[5] = cpu_to_le16(Duration);/*4 USHOR for skip 8B USB, 2USHORT=FC + Duration*/
>
> - //----20061009 add by anson's endian
> + /*----20061009 add by anson's endian*/
> pNextT00->value = cpu_to_le32(pNextT00->value);
> - pT01->value = cpu_to_le32( pT01->value );
> - //----end 20061009 add by anson's endian
> + pT01->value = cpu_to_le32(pT01->value);
> + /*----end 20061009 add by anson's endian*/
>
> buffer += OffsetSize;
> pT01 = (PT01_DESCRIPTOR)(buffer+4);
> - if (i != 1) //The last fragment will not have the next fragment
> + if (i != 1) /* The last fragment will not have the
> + next fragment */
> pNextT00 = (PT00_DESCRIPTOR)(buffer+OffsetSize);
> }
>
> - //=====================================
> - // Fill the last fragment descriptor
> - //=====================================
> - if( pT01->T01_modulation_type )
> - {
> - //OFDM
> - // 1 SIFS + 1 ACK
> - // Rate : 24 Mega bps
> - // ACK frame length = 14 bytes
> + /*=====================================
> + * Fill the last fragment descriptor
> + *=====================================*/
> + if (pT01->T01_modulation_type) {
> + /*OFDM
> + * 1 SIFS + 1 ACK
> + * Rate : 24 Mega bps
> + * ACK frame length = 14 bytes*/
> Duration = PREAMBLE_PLUS_SIGNAL_PLUS_SIGNALEXTENSION;
> - //The Tx rate of ACK use 24M
> - Duration += (((112 + 22 + 95)/96)*Tsym + DEFAULT_SIFSTIME );
> - }
> - else
> - {
> - // DSSS
> - // 1 ACK + 1 SIFS
> - // Rate : ?? Mega bps
> - // ACK frame length = 14 bytes(112 bits)
> - if( pT01->T01_plcp_header_length ) //long preamble
> + /*The Tx rate of ACK use 24M*/
> + Duration += (((112 + 22 + 95)/96)*Tsym + DEFAULT_SIFSTIME);
> + } else {
> + /* DSSS
> + * 1 ACK + 1 SIFS
> + * Rate : ?? Mega bps
> + * ACK frame length = 14 bytes(112 bits)*/
> + if (pT01->T01_plcp_header_length) /*long preamble*/
> Duration = LONG_PREAMBLE_PLUS_PLCPHEADER_TIME;
> else
> Duration = SHORT_PREAMBLE_PLUS_PLCPHEADER_TIME;
>
> - Duration += ( (112 + Rate-1)/Rate + DEFAULT_SIFSTIME );
> + Duration += ((112 + Rate-1)/Rate + DEFAULT_SIFSTIME);
> }
> }
>
> - ((u16 *)buffer)[5] = cpu_to_le16(Duration);// 4 USHOR for skip 8B USB, 2USHORT=FC + Duration
> + ((u16 *)buffer)[5] = cpu_to_le16(Duration);/* 4 USHOR for skip 8B USB,
> + 2USHORT=FC + Duration*/
> pT00->value = cpu_to_le32(pT00->value);
> pT01->value = cpu_to_le32(pT01->value);
> - //--end 20061009 add
> + /*--end 20061009 add*/
>
> }
>
> -// The function return the 4n size of usb pk
> -static u16 Mds_BodyCopy(struct wbsoft_priv *adapter, struct wb35_descriptor *pDes, u8 *TargetBuffer)
> +/* The function return the 4n size of usb pk*/
> +static u16 Mds_BodyCopy(struct wbsoft_priv *adapter,
> + struct wb35_descriptor *pDes, u8 *TargetBuffer)
> {
> PT00_DESCRIPTOR pT00;
> struct wb35_mds *pMds = &adapter->Mds;
> - u8 *buffer;
> - u8 *src_buffer;
> - u8 *pctmp;
> - u16 Size = 0;
> - u16 SizeLeft, CopySize, CopyLeft, stmp;
> - u8 buf_index, FragmentCount = 0;
> + u8 *buffer;
> + u8 *src_buffer;
> + u8 *pctmp;
> + u16 Size = 0;
> + u16 SizeLeft, CopySize, CopyLeft, stmp;
> + u8 buf_index, FragmentCount = 0;
>
>
> - // Copy fragment body
> - buffer = TargetBuffer; // shift 8B usb + 24B 802.11
> + /* Copy fragment body */
> + buffer = TargetBuffer; /* shift 8B usb + 24B 802.11 */
> SizeLeft = pDes->buffer_total_size;
> buf_index = pDes->buffer_start_index;
>
> @@ -240,39 +226,39 @@ static u16 Mds_BodyCopy(struct wbsoft_priv *adapter, struct wb35_descriptor *pDe
> CopySize = SizeLeft;
> if (SizeLeft > pDes->FragmentThreshold) {
> CopySize = pDes->FragmentThreshold;
> - pT00->T00_frame_length = 24 + CopySize;//Set USB length
> + pT00->T00_frame_length = 24 + CopySize;/*Set USBlength*/
> } else
> - pT00->T00_frame_length = 24 + SizeLeft;//Set USB length
> + pT00->T00_frame_length = 24 + SizeLeft;/*Set USBlength*/
>
> SizeLeft -= CopySize;
>
> - // 1 Byte operation
> - pctmp = (u8 *)( buffer + 8 + DOT_11_SEQUENCE_OFFSET );
> + /* 1 Byte operation */
> + pctmp = (u8 *)(buffer + 8 + DOT_11_SEQUENCE_OFFSET);
> *pctmp &= 0xf0;
> - *pctmp |= FragmentCount;//931130.5.m
> - if( !FragmentCount )
> + *pctmp |= FragmentCount;/*931130.5.m*/
> + if (!FragmentCount)
> pT00->T00_first_mpdu = 1;
>
> - buffer += 32; // 8B usb + 24B 802.11 header
> + buffer += 32; /* 8B usb + 24B 802.11 header */
> Size += 32;
>
> - // Copy into buffer
> + /* Copy into buffer */
> stmp = CopySize + 3;
> - stmp &= ~0x03;//4n Alignment
> - Size += stmp;// Current 4n offset of mpdu
> + stmp &= ~0x03; /* 4n Alignment */
> + Size += stmp; /* Current 4n offset of mpdu */
>
> while (CopySize) {
> - // Copy body
> + /* Copy body */
> src_buffer = pDes->buffer_address[buf_index];
> CopyLeft = CopySize;
> if (CopySize >= pDes->buffer_size[buf_index]) {
> CopyLeft = pDes->buffer_size[buf_index];
>
> - // Get the next buffer of descriptor
> + /* Get the next buffer of descriptor */
> buf_index++;
> buf_index %= MAX_DESCRIPTOR_BUFFER_INDEX;
> } else {
> - u8 *pctmp = pDes->buffer_address[buf_index];
> + u8 *pctmp = pDes->buffer_address[buf_index];
> pctmp += CopySize;
> pDes->buffer_address[buf_index] = pctmp;
> pDes->buffer_size[buf_index] -= CopySize;
> @@ -283,26 +269,30 @@ static u16 Mds_BodyCopy(struct wbsoft_priv *adapter, struct wb35_descriptor *pDe
> CopySize -= CopyLeft;
> }
>
> - // 931130.5.n
> + /* 931130.5.n */
> if (pMds->MicAdd) {
> if (!SizeLeft) {
> - pMds->MicWriteAddress[ pMds->MicWriteIndex ] = buffer - pMds->MicAdd;
> - pMds->MicWriteSize[ pMds->MicWriteIndex ] = pMds->MicAdd;
> + pMds->MicWriteAddress[pMds->MicWriteIndex] =
> + buffer - pMds->MicAdd;
> + pMds->MicWriteSize[pMds->MicWriteIndex] =
> + pMds->MicAdd;
> pMds->MicAdd = 0;
> - }
> - else if( SizeLeft < 8 ) //931130.5.p
> - {
> + } else if (SizeLeft < 8) { /*931130.5.p*/
> pMds->MicAdd = SizeLeft;
> - pMds->MicWriteAddress[ pMds->MicWriteIndex ] = buffer - ( 8 - SizeLeft );
> - pMds->MicWriteSize[ pMds->MicWriteIndex ] = 8 - SizeLeft;
> + pMds->MicWriteAddress[pMds->MicWriteIndex] =
> + buffer - (8 - SizeLeft);
> + pMds->MicWriteSize[pMds->MicWriteIndex] =
> + 8 - SizeLeft;
> pMds->MicWriteIndex++;
> }
> }
>
> - // Does it need to generate the new header for next mpdu?
> + /* Does it need to generate the new header for next mpdu? */
> if (SizeLeft) {
> - buffer = TargetBuffer + Size; // Get the next 4n start address
> - memcpy( buffer, TargetBuffer, 32 );//Copy 8B USB +24B 802.11
> + buffer = TargetBuffer + Size; /* Get the next 4n
> + start address */
> + memcpy(buffer, TargetBuffer, 32);/*Copy 8B USB
> + +24B 802.11*/
> pT00 = (PT00_DESCRIPTOR)buffer;
> pT00->T00_first_mpdu = 0;
> }
> @@ -312,62 +302,64 @@ static u16 Mds_BodyCopy(struct wbsoft_priv *adapter, struct wb35_descriptor *pDe
>
> pT00->T00_last_mpdu = 1;
> pT00->T00_IsLastMpdu = 1;
> - buffer = (u8 *)pT00 + 8; // +8 for USB hdr
> - buffer[1] &= ~0x04; // Clear more frag bit of 802.11 frame control
> - pDes->FragmentCount = FragmentCount; // Update the correct fragment number
> + buffer = (u8 *)pT00 + 8; /* +8 for USB hdr */
> + buffer[1] &= ~0x04; /* Clear more frag bit of 802.11 frame control*/
> + pDes->FragmentCount = FragmentCount; /* Update the correct
> + fragment number */
> return Size;
> }
>
> -static void Mds_HeaderCopy(struct wbsoft_priv * adapter, struct wb35_descriptor *pDes, u8 *TargetBuffer)
> +static void Mds_HeaderCopy(struct wbsoft_priv *adapter,
> + struct wb35_descriptor *pDes, u8 *TargetBuffer)
> {
> struct wb35_mds *pMds = &adapter->Mds;
> - u8 *src_buffer = pDes->buffer_address[0];//931130.5.g
> + u8 *src_buffer = pDes->buffer_address[0];/*931130.5.g*/
> PT00_DESCRIPTOR pT00;
> PT01_DESCRIPTOR pT01;
> - u16 stmp;
> - u8 i, ctmp1, ctmp2, ctmpf;
> - u16 FragmentThreshold = CURRENT_FRAGMENT_THRESHOLD;
> + u16 stmp;
> + u8 i, ctmp1, ctmp2, ctmpf;
> + u16 FragmentThreshold = CURRENT_FRAGMENT_THRESHOLD;
>
>
> stmp = pDes->buffer_total_size;
> - //
> - // Set USB header 8 byte
> - //
> + /*
> + *Set USB header 8 byte
> + */
> pT00 = (PT00_DESCRIPTOR)TargetBuffer;
> TargetBuffer += 4;
> pT01 = (PT01_DESCRIPTOR)TargetBuffer;
> TargetBuffer += 4;
>
> - pT00->value = 0;// Clear
> - pT01->value = 0;// Clear
> + pT00->value = 0;/* Clear */
> + pT01->value = 0;/* Clear */
>
> - pT00->T00_tx_packet_id = pDes->Descriptor_ID;// Set packet ID
> - pT00->T00_header_length = 24;// Set header length
> - pT01->T01_retry_abort_ebable = 1;//921013 931130.5.h
> + pT00->T00_tx_packet_id = pDes->Descriptor_ID;/* Set packet ID */
> + pT00->T00_header_length = 24;/* Set header length */
> + pT01->T01_retry_abort_ebable = 1;/*921013 931130.5.h*/
>
> - // Key ID setup
> + /* Key ID setup */
> pT01->T01_wep_id = 0;
>
> - FragmentThreshold = DEFAULT_FRAGMENT_THRESHOLD; //Do not fragment
> - // Copy full data, the 1'st buffer contain all the data 931130.5.j
> - memcpy( TargetBuffer, src_buffer, DOT_11_MAC_HEADER_SIZE );// Copy header
> + FragmentThreshold = DEFAULT_FRAGMENT_THRESHOLD; /*Do not fragment*/
> + /* Copy full data, the 1'st buffer contain all the data 931130.5.j*/
> + memcpy(TargetBuffer, src_buffer, DOT_11_MAC_HEADER_SIZE);/*Copy header*/
> pDes->buffer_address[0] = src_buffer + DOT_11_MAC_HEADER_SIZE;
> pDes->buffer_total_size -= DOT_11_MAC_HEADER_SIZE;
> pDes->buffer_size[0] = pDes->buffer_total_size;
>
> - // Set fragment threshold
> + /* Set fragment threshold */
> FragmentThreshold -= (DOT_11_MAC_HEADER_SIZE + 4);
> pDes->FragmentThreshold = FragmentThreshold;
>
> - // Set more frag bit
> - TargetBuffer[1] |= 0x04;// Set more frag bit
> + /* Set more frag bit */
> + TargetBuffer[1] |= 0x04;/* Set more frag bit*/
>
> - //
> - // Set tx rate
> - //
> - stmp = *(u16 *)(TargetBuffer+30); // 2n alignment address
> + /*
> + * Set tx rate
> + */
> + stmp = *(u16 *)(TargetBuffer+30); /* 2n alignment address */
>
> - //Use basic rate
> + /* Use basic rate */
> ctmp1 = ctmpf = CURRENT_TX_RATE_FOR_MNG;
>
> pDes->TxRate = ctmp1;
> @@ -377,53 +369,65 @@ static void Mds_HeaderCopy(struct wbsoft_priv * adapter, struct wb35_descriptor
>
> pT01->T01_modulation_type = (ctmp1%3) ? 0 : 1;
>
> - for( i=0; i<2; i++ ) {
> - if( i == 1 )
> + for (i = 0; i < 2; i++) {
> + if (i == 1)
> ctmp1 = ctmpf;
>
> - pMds->TxRate[pDes->Descriptor_ID][i] = ctmp1; // backup the ta rate and fall back rate
> -
> - if( ctmp1 == 108) ctmp2 = 7;
> - else if( ctmp1 == 96 ) ctmp2 = 6; // Rate convert for USB
> - else if( ctmp1 == 72 ) ctmp2 = 5;
> - else if( ctmp1 == 48 ) ctmp2 = 4;
> - else if( ctmp1 == 36 ) ctmp2 = 3;
> - else if( ctmp1 == 24 ) ctmp2 = 2;
> - else if( ctmp1 == 18 ) ctmp2 = 1;
> - else if( ctmp1 == 12 ) ctmp2 = 0;
> - else if( ctmp1 == 22 ) ctmp2 = 3;
> - else if( ctmp1 == 11 ) ctmp2 = 2;
> - else if( ctmp1 == 4 ) ctmp2 = 1;
> - else ctmp2 = 0; // if( ctmp1 == 2 ) or default
> -
> - if( i == 0 )
> + pMds->TxRate[pDes->Descriptor_ID][i] = ctmp1; /* backup the ta
> + rate and fall back rate */
> +
> + if (ctmp1 == 108)
> + ctmp2 = 7;
> + else if (ctmp1 == 96)
> + ctmp2 = 6; /* Rate convert for USB */
> + else if (ctmp1 == 72)
> + ctmp2 = 5;
> + else if (ctmp1 == 48)
> + ctmp2 = 4;
> + else if (ctmp1 == 36)
> + ctmp2 = 3;
> + else if (ctmp1 == 24)
> + ctmp2 = 2;
> + else if (ctmp1 == 18)
> + ctmp2 = 1;
> + else if (ctmp1 == 12)
> + ctmp2 = 0;
> + else if (ctmp1 == 22)
> + ctmp2 = 3;
> + else if (ctmp1 == 11)
> + ctmp2 = 2;
> + else if (ctmp1 == 4)
> + ctmp2 = 1;
> + else
> + ctmp2 = 0; /*if (ctmp1 == 2) or default*/
> +
> + if (i == 0)
> pT01->T01_transmit_rate = ctmp2;
> else
> pT01->T01_fall_back_rate = ctmp2;
> }
>
> - //
> - // Set preamble type
> - //
> - if ((pT01->T01_modulation_type == 0) && (pT01->T01_transmit_rate == 0)) // RATE_1M
> - pDes->PreambleMode = WLAN_PREAMBLE_TYPE_LONG;
> + /*
> + * Set preamble type
> + */
> + if ((pT01->T01_modulation_type == 0) && (pT01->T01_transmit_rate == 0))
> + /* RATE_1M */
> + pDes->PreambleMode = WLAN_PREAMBLE_TYPE_LONG;
> else
> - pDes->PreambleMode = CURRENT_PREAMBLE_MODE;
> - pT01->T01_plcp_header_length = pDes->PreambleMode; // Set preamble
> -
> + pDes->PreambleMode = CURRENT_PREAMBLE_MODE;
> + pT01->T01_plcp_header_length = pDes->PreambleMode;/* Set preamble */
> }
>
> -void
> -Mds_Tx(struct wbsoft_priv * adapter)
> +void Mds_Tx(struct wbsoft_priv *adapter)
> {
> - struct hw_data * pHwData = &adapter->sHwData;
> - struct wb35_mds *pMds = &adapter->Mds;
> + struct hw_data *pHwData = &adapter->sHwData;
> + struct wb35_mds *pMds = &adapter->Mds;
> struct wb35_descriptor TxDes;
> - struct wb35_descriptor *pTxDes = &TxDes;
> - u8 *XmitBufAddress;
> - u16 XmitBufSize, PacketSize, stmp, CurrentSize, FragmentThreshold;
> - u8 FillIndex, TxDesIndex, FragmentCount, FillCount;
> - unsigned char BufferFilled = false;
> + struct wb35_descriptor *pTxDes = &TxDes;
> + u8 *XmitBufAddress;
> + u16 XmitBufSize, PacketSize, stmp, CurrentSize, FragmentThreshold;
> + u8 FillIndex, TxDesIndex, FragmentCount, FillCount;
> + unsigned char BufferFilled = false;
>
>
> if (pMds->TxPause)
> @@ -431,21 +435,23 @@ Mds_Tx(struct wbsoft_priv * adapter)
> if (!hal_driver_init_OK(pHwData))
> return;
>
> - //Only one thread can be run here
> + /*Only one thread can be run here*/
> if (atomic_inc_return(&pMds->TxThreadCount) != 1)
> goto cleanup;
>
> - // Start to fill the data
> + /*Start to fill the data*/
> do {
> FillIndex = pMds->TxFillIndex;
> - if (pMds->TxOwner[FillIndex]) { // Is owned by software 0:Yes 1:No
> -#ifdef _PE_TX_DUMP_
> + if (pMds->TxOwner[FillIndex]) { /* Is owned by
> + software 0:Yes 1:No*/
> + #ifdef _PE_TX_DUMP_
> printk("[Mds_Tx] Tx Owner is H/W.\n");
> -#endif
> + #endif
> break;
> }
>
> - XmitBufAddress = pMds->pTxBuffer + (MAX_USB_TX_BUFFER * FillIndex); //Get buffer
> + XmitBufAddress = pMds->pTxBuffer +
> + (MAX_USB_TX_BUFFER * FillIndex); /*Get buffer*/
> XmitBufSize = 0;
> FillCount = 0;
> do {
> @@ -453,79 +459,89 @@ Mds_Tx(struct wbsoft_priv * adapter)
> if (!PacketSize)
> break;
>
> - //For Check the buffer resource
> + /*For Check the buffer resource*/
> FragmentThreshold = CURRENT_FRAGMENT_THRESHOLD;
> - //931130.5.b
> - FragmentCount = PacketSize/FragmentThreshold + 1;
> - stmp = PacketSize + FragmentCount*32 + 8;//931130.5.c 8:MIC
> + /*931130.5.b*/
> + FragmentCount = PacketSize / FragmentThreshold + 1;
> + stmp = PacketSize +
> + FragmentCount * 32 + 8;/*931130.5.c 8:MIC*/
> if ((XmitBufSize + stmp) >= MAX_USB_TX_BUFFER) {
> printk("[Mds_Tx] Excess max tx buffer.\n");
> - break; // buffer is not enough
> + break; /* buffer is not enough */
> }
>
> -
> - //
> - // Start transmitting
> - //
> + /*
> + * Start transmitting
> + */
> BufferFilled = true;
>
> /* Leaves first u8 intact */
> - memset((u8 *)pTxDes + 1, 0, sizeof(struct wb35_descriptor) - 1);
> + memset((u8 *)pTxDes + 1, 0,
> + sizeof(struct wb35_descriptor) - 1);
>
> - TxDesIndex = pMds->TxDesIndex;//Get the current ID
> + TxDesIndex = pMds->TxDesIndex; /*Get the current ID*/
> pTxDes->Descriptor_ID = TxDesIndex;
> - pMds->TxDesFrom[ TxDesIndex ] = 2;//Storing the information of source comming from
> + pMds->TxDesFrom[TxDesIndex] = 2; /*Storing the
> + information of source comming from*/
> pMds->TxDesIndex++;
> pMds->TxDesIndex %= MAX_USB_TX_DESCRIPTOR;
>
> - MLME_GetNextPacket( adapter, pTxDes );
> + MLME_GetNextPacket(adapter, pTxDes);
>
> - // Copy header. 8byte USB + 24byte 802.11Hdr. Set TxRate, Preamble type
> - Mds_HeaderCopy( adapter, pTxDes, XmitBufAddress );
> + /* Copy header. 8byte USB + 24byte 802.11Hdr.
> + * Set TxRate, Preamble type */
> + Mds_HeaderCopy(adapter, pTxDes, XmitBufAddress);
>
> - // For speed up Key setting
> + /* For speed up Key setting */
> if (pTxDes->EapFix) {
> #ifdef _PE_TX_DUMP_
> - printk("35: EPA 4th frame detected. Size = %d\n", PacketSize);
> + printk("35: EPA 4th frame detected. "
> + "Size = %d\n", PacketSize);
> #endif
> pHwData->IsKeyPreSet = 1;
> }
>
> - // Copy (fragment) frame body, and set USB, 802.11 hdr flag
> - CurrentSize = Mds_BodyCopy(adapter, pTxDes, XmitBufAddress);
> + /* Copy (fragment) frame body,
> + * and set USB, 802.11 hdr flag*/
> + CurrentSize = Mds_BodyCopy(adapter,
> + pTxDes, XmitBufAddress);
>
> - // Set RTS/CTS and Normal duration field into buffer
> + /* Set RTS/CTS and Normal duration field into buffer*/
> Mds_DurationSet(adapter, pTxDes, XmitBufAddress);
>
> - //Shift to the next address
> + /* Shift to the next address */
> XmitBufSize += CurrentSize;
> XmitBufAddress += CurrentSize;
>
> #ifdef _IBSS_BEACON_SEQ_STICK_
> - if ((XmitBufAddress[ DOT_11_DA_OFFSET+8 ] & 0xfc) != MAC_SUBTYPE_MNGMNT_PROBE_REQUEST) // +8 for USB hdr
> + if ((XmitBufAddress[DOT_11_DA_OFFSET+8] & 0xfc) !=
> + MAC_SUBTYPE_MNGMNT_PROBE_REQUEST) /* +8 for USB hdr*/
> #endif
> pMds->TxToggle = true;
>
> - // Get packet to transmit completed, 1:TESTSTA 2:MLME 3: Ndis data
> + /* Get packet to transmit completed,
> + * 1:TESTSTA 2:MLME 3: Ndis data */
> MLME_SendComplete(adapter, 0, true);
>
> - // Software TSC count 20060214
> + /* Software TSC count 20060214 */
> pMds->TxTsc++;
> if (pMds->TxTsc == 0)
> pMds->TxTsc_2++;
>
> - FillCount++; // 20060928
> - } while (HAL_USB_MODE_BURST(pHwData)); // End of multiple MSDU copy loop. false = single true = multiple sending
> + FillCount++; /* 20060928 */
> + /* End of multiple MSDU copy loop. false = single sending
> + * true = multiple sending*/
> + } while (HAL_USB_MODE_BURST(pHwData));
>
> - // Move to the next one, if necessary
> + /* Move to the next one, if necessary */
> if (BufferFilled) {
> - // size setting
> - pMds->TxBufferSize[ FillIndex ] = XmitBufSize;
> + /* size setting */
> + pMds->TxBufferSize[FillIndex] = XmitBufSize;
>
> - // 20060928 set Tx count
> + /* 20060928 set Tx count */
> pMds->TxCountInBuffer[FillIndex] = FillCount;
>
> - // Set owner flag
> + /* Set owner flag */
> pMds->TxOwner[FillIndex] = 1;
>
> pMds->TxFillIndex++;
> @@ -534,14 +550,14 @@ Mds_Tx(struct wbsoft_priv * adapter)
> } else
> break;
>
> - if (!PacketSize) // No more pk for transmitting
> + if (!PacketSize) /* No more pk for transmitting */
> break;
>
> - } while(true);
> + } while (true);
>
> - //
> - // Start to send by lower module
> - //
> + /*
> + * Start to send by lower module
> + */
> if (!pHwData->IsKeyPreSet)
> Wb35Tx_start(adapter);
>
> @@ -549,30 +565,28 @@ Mds_Tx(struct wbsoft_priv * adapter)
> atomic_dec(&pMds->TxThreadCount);
> }
>
> -void
> -Mds_SendComplete(struct wbsoft_priv * adapter, PT02_DESCRIPTOR pT02)
> +void Mds_SendComplete(struct wbsoft_priv *adapter, PT02_DESCRIPTOR pT02)
> {
> - struct wb35_mds *pMds = &adapter->Mds;
> - struct hw_data * pHwData = &adapter->sHwData;
> - u8 PacketId = (u8)pT02->T02_Tx_PktID;
> + struct wb35_mds *pMds = &adapter->Mds;
> + struct hw_data *pHwData = &adapter->sHwData;
> + u8 PacketId = (u8)pT02->T02_Tx_PktID;
> unsigned char SendOK = true;
> - u8 RetryCount, TxRate;
> + u8 RetryCount, TxRate;
>
> - if (pT02->T02_IgnoreResult) // Don't care the result
> + if (pT02->T02_IgnoreResult) /* Don't care the result */
> return;
> if (pT02->T02_IsLastMpdu) {
> - //TODO: DTO -- get the retry count and fragment count
> - // Tx rate
> - TxRate = pMds->TxRate[ PacketId ][ 0 ];
> + /*TODO: DTO -- get the retry count and fragment count Tx rate*/
> + TxRate = pMds->TxRate[PacketId][0];
> RetryCount = (u8)pT02->T02_MPDU_Cnt;
> if (pT02->value & FLAG_ERROR_TX_MASK) {
> SendOK = false;
>
> if (pT02->T02_transmit_abort || pT02->T02_out_of_MaxTxMSDULiftTime) {
> - //retry error
> + /* retry error */
> pHwData->dto_tx_retry_count += (RetryCount+1);
> - //[for tx debug]
> - if (RetryCount<7)
> + /* [for tx debug] */
> + if (RetryCount < 7)
> pHwData->tx_retry_count[RetryCount] += RetryCount;
> else
> pHwData->tx_retry_count[7] += RetryCount;
> @@ -583,7 +597,7 @@ Mds_SendComplete(struct wbsoft_priv * adapter, PT02_DESCRIPTOR pT02)
> }
> pHwData->dto_tx_frag_count += (RetryCount+1);
>
> - //[for tx debug]
> + /* [for tx debug] */
> if (pT02->T02_transmit_abort_due_to_TBTT)
> pHwData->tx_TBTT_start_count++;
> if (pT02->T02_transmit_without_encryption_due_to_wep_on_false)
> @@ -596,8 +610,8 @@ Mds_SendComplete(struct wbsoft_priv * adapter, PT02_DESCRIPTOR pT02)
> MTO_SetTxCount(adapter, TxRate, RetryCount);
> }
>
> - // Clear send result buffer
> - pMds->TxResult[ PacketId ] = 0;
> + /* Clear send result buffer */
> + pMds->TxResult[PacketId] = 0;
> } else
> - pMds->TxResult[ PacketId ] |= ((u16)(pT02->value & 0x0ffff));
> + pMds->TxResult[PacketId] |= ((u16)(pT02->value & 0x0ffff));
> }
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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