diff options
Diffstat (limited to 'drivers/staging/vt6656/rxtx.c')
| -rw-r--r-- | drivers/staging/vt6656/rxtx.c | 1536 |
1 files changed, 667 insertions, 869 deletions
diff --git a/drivers/staging/vt6656/rxtx.c b/drivers/staging/vt6656/rxtx.c index 9bf2f8d562c3..fb743a8811bb 100644 --- a/drivers/staging/vt6656/rxtx.c +++ b/drivers/staging/vt6656/rxtx.c @@ -52,7 +52,6 @@ #include "card.h" #include "bssdb.h" #include "mac.h" -#include "baseband.h" #include "michael.h" #include "tkip.h" #include "tcrc.h" @@ -101,13 +100,12 @@ static void *s_vGetFreeContext(struct vnt_private *pDevice); static void s_vGenerateTxParameter(struct vnt_private *pDevice, u8 byPktType, u16 wCurrentRate, void *pTxBufHead, void *pvRrvTime, - void *pvRTS, void *pvCTS, u32 cbFrameSize, int bNeedACK, u32 uDMAIdx, - struct ethhdr *psEthHeader); + void *rts_cts, u32 cbFrameSize, int bNeedACK, u32 uDMAIdx, + struct ethhdr *psEthHeader, bool need_rts); static u32 s_uFillDataHead(struct vnt_private *pDevice, u8 byPktType, u16 wCurrentRate, void *pTxDataHead, u32 cbFrameLength, - u32 uDMAIdx, int bNeedAck, u32 uFragIdx, u32 cbLastFragmentSize, - u32 uMACfragNum, u8 byFBOption); + u32 uDMAIdx, int bNeedAck, u8 byFBOption); static void s_vGenerateMACHeader(struct vnt_private *pDevice, u8 *pbyBufferAddr, u16 wDuration, struct ethhdr *psEthHeader, @@ -115,7 +113,7 @@ static void s_vGenerateMACHeader(struct vnt_private *pDevice, static void s_vFillTxKey(struct vnt_private *pDevice, u8 *pbyBuf, u8 *pbyIVHead, PSKeyItem pTransmitKey, u8 *pbyHdrBuf, u16 wPayloadLen, - u8 *pMICHDR); + struct vnt_mic_hdr *mic_hdr); static void s_vSWencryption(struct vnt_private *pDevice, PSKeyItem pTransmitKey, u8 *pbyPayloadHead, u16 wPayloadSize); @@ -123,30 +121,28 @@ static void s_vSWencryption(struct vnt_private *pDevice, static unsigned int s_uGetTxRsvTime(struct vnt_private *pDevice, u8 byPktType, u32 cbFrameLength, u16 wRate, int bNeedAck); -static u32 s_uGetRTSCTSRsvTime(struct vnt_private *pDevice, u8 byRTSRsvType, +static u16 s_uGetRTSCTSRsvTime(struct vnt_private *pDevice, u8 byRTSRsvType, u8 byPktType, u32 cbFrameLength, u16 wCurrentRate); static void s_vFillCTSHead(struct vnt_private *pDevice, u32 uDMAIdx, - u8 byPktType, void *pvCTS, u32 cbFrameLength, int bNeedAck, - int bDisCRC, u16 wCurrentRate, u8 byFBOption); + u8 byPktType, union vnt_tx_data_head *head, u32 cbFrameLength, + int bNeedAck, u16 wCurrentRate, u8 byFBOption); static void s_vFillRTSHead(struct vnt_private *pDevice, u8 byPktType, - void *pvRTS, u32 cbFrameLength, int bNeedAck, int bDisCRC, + union vnt_tx_data_head *head, u32 cbFrameLength, int bNeedAck, struct ethhdr *psEthHeader, u16 wCurrentRate, u8 byFBOption); -static u32 s_uGetDataDuration(struct vnt_private *pDevice, u8 byDurType, - u32 cbFrameLength, u8 byPktType, u16 wRate, int bNeedAck, - u32 uFragIdx, u32 cbLastFragmentSize, u32 uMACfragNum, - u8 byFBOption); +static u16 s_uGetDataDuration(struct vnt_private *pDevice, + u8 byPktType, int bNeedAck); -static unsigned int s_uGetRTSCTSDuration(struct vnt_private *pDevice, +static u16 s_uGetRTSCTSDuration(struct vnt_private *pDevice, u8 byDurType, u32 cbFrameLength, u8 byPktType, u16 wRate, int bNeedAck, u8 byFBOption); static void *s_vGetFreeContext(struct vnt_private *pDevice) { - PUSB_SEND_CONTEXT pContext = NULL; - PUSB_SEND_CONTEXT pReturnContext = NULL; + struct vnt_usb_send_context *pContext = NULL; + struct vnt_usb_send_context *pReturnContext = NULL; int ii; DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"GetFreeContext()\n"); @@ -155,6 +151,7 @@ static void *s_vGetFreeContext(struct vnt_private *pDevice) pContext = pDevice->apTD[ii]; if (pContext->bBoolInUse == false) { pContext->bBoolInUse = true; + memset(pContext->Data, 0, MAX_TOTAL_SIZE_WITH_ALL_HEADERS); pReturnContext = pContext; break; } @@ -186,109 +183,117 @@ static void s_vSaveTxPktInfo(struct vnt_private *pDevice, u8 byPktNum, static void s_vFillTxKey(struct vnt_private *pDevice, u8 *pbyBuf, u8 *pbyIVHead, PSKeyItem pTransmitKey, u8 *pbyHdrBuf, - u16 wPayloadLen, u8 *pMICHDR) + u16 wPayloadLen, struct vnt_mic_hdr *mic_hdr) { u32 *pdwIV = (u32 *)pbyIVHead; u32 *pdwExtIV = (u32 *)((u8 *)pbyIVHead + 4); - u16 wValue; struct ieee80211_hdr *pMACHeader = (struct ieee80211_hdr *)pbyHdrBuf; u32 dwRevIVCounter; - //Fill TXKEY - if (pTransmitKey == NULL) - return; + /* Fill TXKEY */ + if (pTransmitKey == NULL) + return; - dwRevIVCounter = cpu_to_le32(pDevice->dwIVCounter); - *pdwIV = pDevice->dwIVCounter; - pDevice->byKeyIndex = pTransmitKey->dwKeyIndex & 0xf; + dwRevIVCounter = cpu_to_le32(pDevice->dwIVCounter); + *pdwIV = pDevice->dwIVCounter; + pDevice->byKeyIndex = pTransmitKey->dwKeyIndex & 0xf; - if (pTransmitKey->byCipherSuite == KEY_CTL_WEP) { - if (pTransmitKey->uKeyLength == WLAN_WEP232_KEYLEN ){ - memcpy(pDevice->abyPRNG, (u8 *)&(dwRevIVCounter), 3); - memcpy(pDevice->abyPRNG+3, pTransmitKey->abyKey, pTransmitKey->uKeyLength); - } else { - memcpy(pbyBuf, (u8 *)&(dwRevIVCounter), 3); - memcpy(pbyBuf+3, pTransmitKey->abyKey, pTransmitKey->uKeyLength); - if(pTransmitKey->uKeyLength == WLAN_WEP40_KEYLEN) { - memcpy(pbyBuf+8, (u8 *)&(dwRevIVCounter), 3); - memcpy(pbyBuf+11, pTransmitKey->abyKey, pTransmitKey->uKeyLength); - } - memcpy(pDevice->abyPRNG, pbyBuf, 16); - } - // Append IV after Mac Header - *pdwIV &= WEP_IV_MASK;//00000000 11111111 11111111 11111111 - *pdwIV |= (u32)pDevice->byKeyIndex << 30; - *pdwIV = cpu_to_le32(*pdwIV); - pDevice->dwIVCounter++; - if (pDevice->dwIVCounter > WEP_IV_MASK) { - pDevice->dwIVCounter = 0; - } - } else if (pTransmitKey->byCipherSuite == KEY_CTL_TKIP) { - pTransmitKey->wTSC15_0++; - if (pTransmitKey->wTSC15_0 == 0) { - pTransmitKey->dwTSC47_16++; - } - TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr, - pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, pDevice->abyPRNG); - memcpy(pbyBuf, pDevice->abyPRNG, 16); - // Make IV - memcpy(pdwIV, pDevice->abyPRNG, 3); - - *(pbyIVHead+3) = (u8)(((pDevice->byKeyIndex << 6) & 0xc0) | 0x20); // 0x20 is ExtIV - // Append IV&ExtIV after Mac Header - *pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16); - DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"vFillTxKey()---- pdwExtIV: %x\n", - *pdwExtIV); - - } else if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) { - pTransmitKey->wTSC15_0++; - if (pTransmitKey->wTSC15_0 == 0) { - pTransmitKey->dwTSC47_16++; - } - memcpy(pbyBuf, pTransmitKey->abyKey, 16); - - // Make IV - *pdwIV = 0; - *(pbyIVHead+3) = (u8)(((pDevice->byKeyIndex << 6) & 0xc0) | 0x20); // 0x20 is ExtIV - *pdwIV |= cpu_to_le16((u16)(pTransmitKey->wTSC15_0)); - //Append IV&ExtIV after Mac Header - *pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16); - - //Fill MICHDR0 - *pMICHDR = 0x59; - *((u8 *)(pMICHDR+1)) = 0; // TxPriority - memcpy(pMICHDR+2, &(pMACHeader->addr2[0]), 6); - *((u8 *)(pMICHDR+8)) = HIBYTE(HIWORD(pTransmitKey->dwTSC47_16)); - *((u8 *)(pMICHDR+9)) = LOBYTE(HIWORD(pTransmitKey->dwTSC47_16)); - *((u8 *)(pMICHDR+10)) = HIBYTE(LOWORD(pTransmitKey->dwTSC47_16)); - *((u8 *)(pMICHDR+11)) = LOBYTE(LOWORD(pTransmitKey->dwTSC47_16)); - *((u8 *)(pMICHDR+12)) = HIBYTE(pTransmitKey->wTSC15_0); - *((u8 *)(pMICHDR+13)) = LOBYTE(pTransmitKey->wTSC15_0); - *((u8 *)(pMICHDR+14)) = HIBYTE(wPayloadLen); - *((u8 *)(pMICHDR+15)) = LOBYTE(wPayloadLen); - - //Fill MICHDR1 - *((u8 *)(pMICHDR+16)) = 0; // HLEN[15:8] - if (pDevice->bLongHeader) { - *((u8 *)(pMICHDR+17)) = 28; // HLEN[7:0] - } else { - *((u8 *)(pMICHDR+17)) = 22; // HLEN[7:0] - } - wValue = cpu_to_le16(pMACHeader->frame_control & 0xC78F); - memcpy(pMICHDR+18, (u8 *)&wValue, 2); // MSKFRACTL - memcpy(pMICHDR+20, &(pMACHeader->addr1[0]), 6); - memcpy(pMICHDR+26, &(pMACHeader->addr2[0]), 6); - - //Fill MICHDR2 - memcpy(pMICHDR+32, &(pMACHeader->addr3[0]), 6); - wValue = pMACHeader->seq_ctrl; - wValue &= 0x000F; - wValue = cpu_to_le16(wValue); - memcpy(pMICHDR+38, (u8 *)&wValue, 2); // MSKSEQCTL - if (pDevice->bLongHeader) { - memcpy(pMICHDR+40, &(pMACHeader->addr4[0]), 6); - } - } + switch (pTransmitKey->byCipherSuite) { + case KEY_CTL_WEP: + if (pTransmitKey->uKeyLength == WLAN_WEP232_KEYLEN) { + memcpy(pDevice->abyPRNG, (u8 *)&dwRevIVCounter, 3); + memcpy(pDevice->abyPRNG + 3, pTransmitKey->abyKey, + pTransmitKey->uKeyLength); + } else { + memcpy(pbyBuf, (u8 *)&dwRevIVCounter, 3); + memcpy(pbyBuf + 3, pTransmitKey->abyKey, + pTransmitKey->uKeyLength); + if (pTransmitKey->uKeyLength == WLAN_WEP40_KEYLEN) { + memcpy(pbyBuf+8, (u8 *)&dwRevIVCounter, 3); + memcpy(pbyBuf+11, pTransmitKey->abyKey, + pTransmitKey->uKeyLength); + } + + memcpy(pDevice->abyPRNG, pbyBuf, 16); + } + /* Append IV after Mac Header */ + *pdwIV &= WEP_IV_MASK; + *pdwIV |= (u32)pDevice->byKeyIndex << 30; + *pdwIV = cpu_to_le32(*pdwIV); + + pDevice->dwIVCounter++; + if (pDevice->dwIVCounter > WEP_IV_MASK) + pDevice->dwIVCounter = 0; + + break; + case KEY_CTL_TKIP: + pTransmitKey->wTSC15_0++; + if (pTransmitKey->wTSC15_0 == 0) + pTransmitKey->dwTSC47_16++; + + TKIPvMixKey(pTransmitKey->abyKey, pDevice->abyCurrentNetAddr, + pTransmitKey->wTSC15_0, pTransmitKey->dwTSC47_16, + pDevice->abyPRNG); + memcpy(pbyBuf, pDevice->abyPRNG, 16); + + /* Make IV */ + memcpy(pdwIV, pDevice->abyPRNG, 3); + + *(pbyIVHead+3) = (u8)(((pDevice->byKeyIndex << 6) & + 0xc0) | 0x20); + /* Append IV&ExtIV after Mac Header */ + *pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16); + + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO + "vFillTxKey()---- pdwExtIV: %x\n", *pdwExtIV); + + break; + case KEY_CTL_CCMP: + pTransmitKey->wTSC15_0++; + if (pTransmitKey->wTSC15_0 == 0) + pTransmitKey->dwTSC47_16++; + + memcpy(pbyBuf, pTransmitKey->abyKey, 16); + + /* Make IV */ + *pdwIV = 0; + *(pbyIVHead+3) = (u8)(((pDevice->byKeyIndex << 6) & + 0xc0) | 0x20); + + *pdwIV |= cpu_to_le16((u16)(pTransmitKey->wTSC15_0)); + + /* Append IV&ExtIV after Mac Header */ + *pdwExtIV = cpu_to_le32(pTransmitKey->dwTSC47_16); + + if (!mic_hdr) + return; + + /* MICHDR0 */ + mic_hdr->id = 0x59; + mic_hdr->payload_len = cpu_to_be16(wPayloadLen); + memcpy(mic_hdr->mic_addr2, pMACHeader->addr2, ETH_ALEN); + + mic_hdr->tsc_47_16 = cpu_to_be32(pTransmitKey->dwTSC47_16); + mic_hdr->tsc_15_0 = cpu_to_be16(pTransmitKey->wTSC15_0); + + /* MICHDR1 */ + if (pDevice->bLongHeader) + mic_hdr->hlen = cpu_to_be16(28); + else + mic_hdr->hlen = cpu_to_be16(22); + + memcpy(mic_hdr->addr1, pMACHeader->addr1, ETH_ALEN); + memcpy(mic_hdr->addr2, pMACHeader->addr2, ETH_ALEN); + + /* MICHDR2 */ + memcpy(mic_hdr->addr3, pMACHeader->addr3, ETH_ALEN); + mic_hdr->frame_control = cpu_to_le16(pMACHeader->frame_control + & 0xc78f); + mic_hdr->seq_ctrl = cpu_to_le16(pMACHeader->seq_ctrl & 0xf); + + if (pDevice->bLongHeader) + memcpy(mic_hdr->addr4, pMACHeader->addr4, ETH_ALEN); + } } static void s_vSWencryption(struct vnt_private *pDevice, @@ -326,6 +331,12 @@ static void s_vSWencryption(struct vnt_private *pDevice, } } +static u16 vnt_time_stamp_off(struct vnt_private *priv, u16 rate) +{ + return cpu_to_le16(wTimeStampOff[priv->byPreambleType % 2] + [rate % MAX_RATE]); +} + /*byPktType : PK_TYPE_11A 0 PK_TYPE_11B 1 PK_TYPE_11GB 2 @@ -351,8 +362,15 @@ static u32 s_uGetTxRsvTime(struct vnt_private *pDevice, u8 byPktType, } } +static u16 vnt_rxtx_rsvtime_le16(struct vnt_private *priv, u8 pkt_type, + u32 frame_length, u16 rate, int need_ack) +{ + return cpu_to_le16((u16)s_uGetTxRsvTime(priv, pkt_type, + frame_length, rate, need_ack)); +} + //byFreqType: 0=>5GHZ 1=>2.4GHZ -static u32 s_uGetRTSCTSRsvTime(struct vnt_private *pDevice, +static u16 s_uGetRTSCTSRsvTime(struct vnt_private *pDevice, u8 byRTSRsvType, u8 byPktType, u32 cbFrameLength, u16 wCurrentRate) { u32 uRrvTime, uRTSTime, uCTSTime, uAckTime, uDataTime; @@ -382,168 +400,30 @@ static u32 s_uGetRTSCTSRsvTime(struct vnt_private *pDevice, //RTSRrvTime uRrvTime = uRTSTime + uCTSTime + uAckTime + uDataTime + 3*pDevice->uSIFS; - return uRrvTime; + return cpu_to_le16((u16)uRrvTime); } //byFreqType 0: 5GHz, 1:2.4Ghz -static u32 s_uGetDataDuration(struct vnt_private *pDevice, u8 byDurType, - u32 cbFrameLength, u8 byPktType, u16 wRate, int bNeedAck, - u32 uFragIdx, u32 cbLastFragmentSize, u32 uMACfragNum, - u8 byFBOption) +static u16 s_uGetDataDuration(struct vnt_private *pDevice, + u8 byPktType, int bNeedAck) { - int bLastFrag = 0; - u32 uAckTime = 0, uNextPktTime = 0; - - if (uFragIdx == (uMACfragNum-1)) { - bLastFrag = 1; - } - - switch (byDurType) { - - case DATADUR_B: //DATADUR_B - if (((uMACfragNum == 1)) || (bLastFrag == 1)) {//Non Frag or Last Frag - if (bNeedAck) { - uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); - return (pDevice->uSIFS + uAckTime); - } else { - return 0; - } - } - else {//First Frag or Mid Frag - if (uFragIdx == (uMACfragNum-2)) { - uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wRate, bNeedAck); - } else { - uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); - } - if (bNeedAck) { - uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopCCKBasicRate); - return (pDevice->uSIFS + uAckTime + uNextPktTime); - } else { - return (pDevice->uSIFS + uNextPktTime); - } - } - break; - - case DATADUR_A: //DATADUR_A - if (((uMACfragNum==1)) || (bLastFrag==1)) {//Non Frag or Last Frag - if(bNeedAck){ - uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); - return (pDevice->uSIFS + uAckTime); - } else { - return 0; - } - } - else {//First Frag or Mid Frag - if(uFragIdx == (uMACfragNum-2)){ - uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wRate, bNeedAck); - } else { - uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wRate, bNeedAck); - } - if(bNeedAck){ - uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); - return (pDevice->uSIFS + uAckTime + uNextPktTime); - } else { - return (pDevice->uSIFS + uNextPktTime); - } - } - break; - - case DATADUR_A_F0: //DATADUR_A_F0 - if (((uMACfragNum==1)) || (bLastFrag==1)) {//Non Frag or Last Frag - if(bNeedAck){ - uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); - return (pDevice->uSIFS + uAckTime); - } else { - return 0; - } - } - else { //First Frag or Mid Frag - if (byFBOption == AUTO_FB_0) { - if (wRate < RATE_18M) - wRate = RATE_18M; - else if (wRate > RATE_54M) - wRate = RATE_54M; - - if(uFragIdx == (uMACfragNum-2)){ - uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); - } else { - uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE0][wRate-RATE_18M], bNeedAck); - } - } else { // (byFBOption == AUTO_FB_1) - if (wRate < RATE_18M) - wRate = RATE_18M; - else if (wRate > RATE_54M) - wRate = RATE_54M; - - if(uFragIdx == (uMACfragNum-2)){ - uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); - } else { - uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE0][wRate-RATE_18M], bNeedAck); - } - } - - if(bNeedAck){ - uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); - return (pDevice->uSIFS + uAckTime + uNextPktTime); - } else { - return (pDevice->uSIFS + uNextPktTime); - } - } - break; - - case DATADUR_A_F1: //DATADUR_A_F1 - if (((uMACfragNum==1)) || (bLastFrag==1)) {//Non Frag or Last Frag - if(bNeedAck){ - uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); - return (pDevice->uSIFS + uAckTime); - } else { - return 0; - } - } - else { //First Frag or Mid Frag - if (byFBOption == AUTO_FB_0) { - if (wRate < RATE_18M) - wRate = RATE_18M; - else if (wRate > RATE_54M) - wRate = RATE_54M; - - if(uFragIdx == (uMACfragNum-2)){ - uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); - } else { - uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt0[FB_RATE1][wRate-RATE_18M], bNeedAck); - } - - } else { // (byFBOption == AUTO_FB_1) - if (wRate < RATE_18M) - wRate = RATE_18M; - else if (wRate > RATE_54M) - wRate = RATE_54M; - - if(uFragIdx == (uMACfragNum-2)){ - uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbLastFragmentSize, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); - } else { - uNextPktTime = s_uGetTxRsvTime(pDevice, byPktType, cbFrameLength, wFB_Opt1[FB_RATE1][wRate-RATE_18M], bNeedAck); - } - } - if(bNeedAck){ - uAckTime = BBuGetFrameTime(pDevice->byPreambleType, byPktType, 14, pDevice->byTopOFDMBasicRate); - return (pDevice->uSIFS + uAckTime + uNextPktTime); - } else { - return (pDevice->uSIFS + uNextPktTime); - } - } - break; - - default: - break; - } + u32 uAckTime = 0; + + if (bNeedAck) { + if (byPktType == PK_TYPE_11B) + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, + byPktType, 14, pDevice->byTopCCKBasicRate); + else + uAckTime = BBuGetFrameTime(pDevice->byPreambleType, + byPktType, 14, pDevice->byTopOFDMBasicRate); + return cpu_to_le16((u16)(pDevice->uSIFS + uAckTime)); + } - ASSERT(false); return 0; } //byFreqType: 0=>5GHZ 1=>2.4GHZ -static u32 s_uGetRTSCTSDuration(struct vnt_private *pDevice, u8 byDurType, +static u16 s_uGetRTSCTSDuration(struct vnt_private *pDevice, u8 byDurType, u32 cbFrameLength, u8 byPktType, u16 wRate, int bNeedAck, u8 byFBOption) { @@ -626,14 +506,12 @@ static u32 s_uGetRTSCTSDuration(struct vnt_private *pDevice, u8 byDurType, break; } - return uDurTime; - + return cpu_to_le16((u16)uDurTime); } static u32 s_uFillDataHead(struct vnt_private *pDevice, u8 byPktType, u16 wCurrentRate, void *pTxDataHead, u32 cbFrameLength, - u32 uDMAIdx, int bNeedAck, u32 uFragIdx, u32 cbLastFragmentSize, - u32 uMACfragNum, u8 byFBOption) + u32 uDMAIdx, int bNeedAck, u8 byFBOption) { if (pTxDataHead == NULL) { @@ -641,409 +519,301 @@ static u32 s_uFillDataHead(struct vnt_private *pDevice, } if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { - if ((uDMAIdx == TYPE_ATIMDMA) || (uDMAIdx == TYPE_BEACONDMA)) { - PSTxDataHead_ab pBuf = (PSTxDataHead_ab) pTxDataHead; - //Get SignalField,ServiceField,Length - BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType, - (u16 *)&(pBuf->wTransmitLength), (u8 *)&(pBuf->byServiceField), (u8 *)&(pBuf->bySignalField) - ); - //Get Duration and TimeStampOff - pBuf->wDuration = (u16)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType, - wCurrentRate, bNeedAck, uFragIdx, - cbLastFragmentSize, uMACfragNum, - byFBOption); //1: 2.4GHz - if(uDMAIdx!=TYPE_ATIMDMA) { - pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]; - } - return (pBuf->wDuration); - } - else { // DATA & MANAGE Frame if (byFBOption == AUTO_FB_NONE) { - PSTxDataHead_g pBuf = (PSTxDataHead_g)pTxDataHead; + struct vnt_tx_datahead_g *pBuf = + (struct vnt_tx_datahead_g *)pTxDataHead; //Get SignalField,ServiceField,Length - BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType, - (u16 *)&(pBuf->wTransmitLength_a), (u8 *)&(pBuf->byServiceField_a), (u8 *)&(pBuf->bySignalField_a) - ); - BBvCalculateParameter(pDevice, cbFrameLength, pDevice->byTopCCKBasicRate, PK_TYPE_11B, - (u16 *)&(pBuf->wTransmitLength_b), (u8 *)&(pBuf->byServiceField_b), (u8 *)&(pBuf->bySignalField_b) - ); + BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, + byPktType, &pBuf->a); + BBvCalculateParameter(pDevice, cbFrameLength, + pDevice->byTopCCKBasicRate, PK_TYPE_11B, &pBuf->b); //Get Duration and TimeStamp - pBuf->wDuration_a = (u16)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, - byPktType, wCurrentRate, bNeedAck, uFragIdx, - cbLastFragmentSize, uMACfragNum, - byFBOption); //1: 2.4GHz - pBuf->wDuration_b = (u16)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength, - PK_TYPE_11B, pDevice->byTopCCKBasicRate, - bNeedAck, uFragIdx, cbLastFragmentSize, - uMACfragNum, byFBOption); //1: 2.4GHz - - pBuf->wTimeStampOff_a = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]; - pBuf->wTimeStampOff_b = wTimeStampOff[pDevice->byPreambleType%2][pDevice->byTopCCKBasicRate%MAX_RATE]; + pBuf->wDuration_a = s_uGetDataDuration(pDevice, + byPktType, bNeedAck); + pBuf->wDuration_b = s_uGetDataDuration(pDevice, + PK_TYPE_11B, bNeedAck); + + pBuf->wTimeStampOff_a = vnt_time_stamp_off(pDevice, + wCurrentRate); + pBuf->wTimeStampOff_b = vnt_time_stamp_off(pDevice, + pDevice->byTopCCKBasicRate); return (pBuf->wDuration_a); } else { // Auto Fallback - PSTxDataHead_g_FB pBuf = (PSTxDataHead_g_FB)pTxDataHead; + struct vnt_tx_datahead_g_fb *pBuf = + (struct vnt_tx_datahead_g_fb *)pTxDataHead; //Get SignalField,ServiceField,Length - BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType, - (u16 *)&(pBuf->wTransmitLength_a), (u8 *)&(pBuf->byServiceField_a), (u8 *)&(pBuf->bySignalField_a) - ); - BBvCalculateParameter(pDevice, cbFrameLength, pDevice->byTopCCKBasicRate, PK_TYPE_11B, - (u16 *)&(pBuf->wTransmitLength_b), (u8 *)&(pBuf->byServiceField_b), (u8 *)&(pBuf->bySignalField_b) - ); + BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, + byPktType, &pBuf->a); + BBvCalculateParameter(pDevice, cbFrameLength, + pDevice->byTopCCKBasicRate, PK_TYPE_11B, &pBuf->b); //Get Duration and TimeStamp - pBuf->wDuration_a = (u16)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType, - wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //1: 2.4GHz - pBuf->wDuration_b = (u16)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength, PK_TYPE_11B, - pDevice->byTopCCKBasicRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //1: 2.4GHz - pBuf->wDuration_a_f0 = (u16)s_uGetDataDuration(pDevice, DATADUR_A_F0, cbFrameLength, byPktType, - wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //1: 2.4GHz - pBuf->wDuration_a_f1 = (u16)s_uGetDataDuration(pDevice, DATADUR_A_F1, cbFrameLength, byPktType, - wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //1: 2.4GHz - pBuf->wTimeStampOff_a = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]; - pBuf->wTimeStampOff_b = wTimeStampOff[pDevice->byPreambleType%2][pDevice->byTopCCKBasicRate%MAX_RATE]; + pBuf->wDuration_a = s_uGetDataDuration(pDevice, + byPktType, bNeedAck); + pBuf->wDuration_b = s_uGetDataDuration(pDevice, + PK_TYPE_11B, bNeedAck); + pBuf->wDuration_a_f0 = s_uGetDataDuration(pDevice, + byPktType, bNeedAck); + pBuf->wDuration_a_f1 = s_uGetDataDuration(pDevice, + byPktType, bNeedAck); + pBuf->wTimeStampOff_a = vnt_time_stamp_off(pDevice, + wCurrentRate); + pBuf->wTimeStampOff_b = vnt_time_stamp_off(pDevice, + pDevice->byTopCCKBasicRate); return (pBuf->wDuration_a); } //if (byFBOption == AUTO_FB_NONE) - } } else if (byPktType == PK_TYPE_11A) { - if ((byFBOption != AUTO_FB_NONE) && (uDMAIdx != TYPE_ATIMDMA) && (uDMAIdx != TYPE_BEACONDMA)) { - // Auto Fallback - PSTxDataHead_a_FB pBuf = (PSTxDataHead_a_FB)pTxDataHead; + if (byFBOption != AUTO_FB_NONE) { + struct vnt_tx_datahead_a_fb *pBuf = + (struct vnt_tx_datahead_a_fb *)pTxDataHead; //Get SignalField,ServiceField,Length - BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType, - (u16 *)&(pBuf->wTransmitLength), (u8 *)&(pBuf->byServiceField), (u8 *)&(pBuf->bySignalField) - ); + BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, + byPktType, &pBuf->a); //Get Duration and TimeStampOff - pBuf->wDuration = (u16)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType, - wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //0: 5GHz - pBuf->wDuration_f0 = (u16)s_uGetDataDuration(pDevice, DATADUR_A_F0, cbFrameLength, byPktType, - wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //0: 5GHz - pBuf->wDuration_f1 = (u16)s_uGetDataDuration(pDevice, DATADUR_A_F1, cbFrameLength, byPktType, - wCurrentRate, bNeedAck, uFragIdx, cbLastFragmentSize, uMACfragNum, byFBOption); //0: 5GHz - if(uDMAIdx!=TYPE_ATIMDMA) { - pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]; - } + pBuf->wDuration = s_uGetDataDuration(pDevice, + byPktType, bNeedAck); + pBuf->wDuration_f0 = s_uGetDataDuration(pDevice, + byPktType, bNeedAck); + pBuf->wDuration_f1 = s_uGetDataDuration(pDevice, + byPktType, bNeedAck); + pBuf->wTimeStampOff = vnt_time_stamp_off(pDevice, + wCurrentRate); return (pBuf->wDuration); } else { - PSTxDataHead_ab pBuf = (PSTxDataHead_ab)pTxDataHead; + struct vnt_tx_datahead_ab *pBuf = + (struct vnt_tx_datahead_ab *)pTxDataHead; //Get SignalField,ServiceField,Length - BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType, - (u16 *)&(pBuf->wTransmitLength), (u8 *)&(pBuf->byServiceField), (u8 *)&(pBuf->bySignalField) - ); + BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, + byPktType, &pBuf->ab); //Get Duration and TimeStampOff - pBuf->wDuration = (u16)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameLength, byPktType, - wCurrentRate, bNeedAck, uFragIdx, - cbLastFragmentSize, uMACfragNum, - byFBOption); - - if(uDMAIdx!=TYPE_ATIMDMA) { - pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]; - } + pBuf->wDuration = s_uGetDataDuration(pDevice, + byPktType, bNeedAck); + pBuf->wTimeStampOff = vnt_time_stamp_off(pDevice, + wCurrentRate); return (pBuf->wDuration); } } else if (byPktType == PK_TYPE_11B) { - PSTxDataHead_ab pBuf = (PSTxDataHead_ab)pTxDataHead; + struct vnt_tx_datahead_ab *pBuf = + (struct vnt_tx_datahead_ab *)pTxDataHead; //Get SignalField,ServiceField,Length - BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, byPktType, - (u16 *)&(pBuf->wTransmitLength), (u8 *)&(pBuf->byServiceField), (u8 *)&(pBuf->bySignalField) - ); + BBvCalculateParameter(pDevice, cbFrameLength, wCurrentRate, + byPktType, &pBuf->ab); //Get Duration and TimeStampOff - pBuf->wDuration = (u16)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameLength, byPktType, - wCurrentRate, bNeedAck, uFragIdx, - cbLastFragmentSize, uMACfragNum, - byFBOption); - if (uDMAIdx != TYPE_ATIMDMA) { - pBuf->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]; - } + pBuf->wDuration = s_uGetDataDuration(pDevice, + byPktType, bNeedAck); + pBuf->wTimeStampOff = vnt_time_stamp_off(pDevice, + wCurrentRate); return (pBuf->wDuration); } return 0; } -static void s_vFillRTSHead(struct vnt_private *pDevice, u8 byPktType, - void *pvRTS, u32 cbFrameLength, int bNeedAck, int bDisCRC, - struct ethhdr *psEthHeader, u16 wCurrentRate, u8 byFBOption) +static int vnt_fill_ieee80211_rts(struct vnt_private *priv, + struct ieee80211_rts *rts, struct ethhdr *eth_hdr, + u16 duration) { - u32 uRTSFrameLen = 20; - u16 wLen = 0; + rts->duration = duration; + rts->frame_control = TYPE_CTL_RTS; - if (pvRTS == NULL) - return; + if (priv->eOPMode == OP_MODE_ADHOC || priv->eOPMode == OP_MODE_AP) + memcpy(rts->ra, eth_hdr->h_dest, ETH_ALEN); + else + memcpy(rts->ra, priv->abyBSSID, ETH_ALEN); - if (bDisCRC) { - // When CRCDIS bit is on, H/W forgot to generate FCS for RTS frame, - // in this case we need to decrease its length by 4. - uRTSFrameLen -= 4; - } + if (priv->eOPMode == OP_MODE_AP) + memcpy(rts->ta, priv->abyBSSID, ETH_ALEN); + else + memcpy(rts->ta, eth_hdr->h_source, ETH_ALEN); - // Note: So far RTSHead doesn't appear in ATIM & Beacom DMA, so we don't need to take them into account. - // Otherwise, we need to modified codes for them. - if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { - if (byFBOption == AUTO_FB_NONE) { - PSRTS_g pBuf = (PSRTS_g)pvRTS; - //Get SignalField,ServiceField,Length - BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B, - (u16 *)&(wLen), (u8 *)&(pBuf->byServiceField_b), (u8 *)&(pBuf->bySignalField_b) - ); - pBuf->wTransmitLength_b = cpu_to_le16(wLen); - BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType, - (u16 *)&(wLen), (u8 *)&(pBuf->byServiceField_a), (u8 *)&(pBuf->bySignalField_a) - ); - pBuf->wTransmitLength_a = cpu_to_le16(wLen); - //Get Duration - pBuf->wDuration_bb = cpu_to_le16((u16)s_uGetRTSCTSDuration(pDevice, RTSDUR_BB, cbFrameLength, PK_TYPE_11B, pDevice->byTopCCKBasicRate, bNeedAck, byFBOption)); //0:RTSDuration_bb, 1:2.4G, 1:CCKData - pBuf->wDuration_aa = cpu_to_le16((u16)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //2:RTSDuration_aa, 1:2.4G, 2,3: 2.4G OFDMData - pBuf->wDuration_ba = cpu_to_le16((u16)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //1:RTSDuration_ba, 1:2.4G, 2,3:2.4G OFDM Data - - pBuf->Data.wDurationID = pBuf->wDuration_aa; - //Get RTS Frame body - pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 + return 0; +} - if ((pDevice->eOPMode == OP_MODE_ADHOC) || - (pDevice->eOPMode == OP_MODE_AP)) { - memcpy(&(pBuf->Data.abyRA[0]), - &(psEthHeader->h_dest[0]), - ETH_ALEN); - } - else { - memcpy(&(pBuf->Data.abyRA[0]), - &(pDevice->abyBSSID[0]), - ETH_ALEN); - } - if (pDevice->eOPMode == OP_MODE_AP) { - memcpy(&(pBuf->Data.abyTA[0]), - &(pDevice->abyBSSID[0]), - ETH_ALEN); - } - else { - memcpy(&(pBuf->Data.abyTA[0]), - &(psEthHeader->h_source[0]), - ETH_ALEN); - } - } - else { - PSRTS_g_FB pBuf = (PSRTS_g_FB)pvRTS; - //Get SignalField,ServiceField,Length - BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B, - (u16 *)&(wLen), (u8 *)&(pBuf->byServiceField_b), (u8 *)&(pBuf->bySignalField_b) - ); - pBuf->wTransmitLength_b = cpu_to_le16(wLen); - BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType, - (u16 *)&(wLen), (u8 *)&(pBuf->byServiceField_a), (u8 *)&(pBuf->bySignalField_a) - ); - pBuf->wTransmitLength_a = cpu_to_le16(wLen); - //Get Duration - pBuf->wDuration_bb = cpu_to_le16((u16)s_uGetRTSCTSDuration(pDevice, RTSDUR_BB, cbFrameLength, PK_TYPE_11B, pDevice->byTopCCKBasicRate, bNeedAck, byFBOption)); //0:RTSDuration_bb, 1:2.4G, 1:CCKData - pBuf->wDuration_aa = cpu_to_le16((u16)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //2:RTSDuration_aa, 1:2.4G, 2,3:2.4G OFDMData - pBuf->wDuration_ba = cpu_to_le16((u16)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //1:RTSDuration_ba, 1:2.4G, 2,3:2.4G OFDMData - pBuf->wRTSDuration_ba_f0 = cpu_to_le16((u16)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //4:wRTSDuration_ba_f0, 1:2.4G, 1:CCKData - pBuf->wRTSDuration_aa_f0 = cpu_to_le16((u16)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //5:wRTSDuration_aa_f0, 1:2.4G, 1:CCKData - pBuf->wRTSDuration_ba_f1 = cpu_to_le16((u16)s_uGetRTSCTSDuration(pDevice, RTSDUR_BA_F1, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //6:wRTSDuration_ba_f1, 1:2.4G, 1:CCKData - pBuf->wRTSDuration_aa_f1 = cpu_to_le16((u16)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F1, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //7:wRTSDuration_aa_f1, 1:2.4G, 1:CCKData - pBuf->Data.wDurationID = pBuf->wDuration_aa; - //Get RTS Frame body - pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 +static int vnt_rxtx_rts_g_head(struct vnt_private *priv, + struct vnt_rts_g *buf, struct ethhdr *eth_hdr, + u8 pkt_type, u32 frame_len, int need_ack, + u16 current_rate, u8 fb_option) +{ + u16 rts_frame_len = 20; - if ((pDevice->eOPMode == OP_MODE_ADHOC) || - (pDevice->eOPMode == OP_MODE_AP)) { - memcpy(&(pBuf->Data.abyRA[0]), - &(psEthHeader->h_dest[0]), - ETH_ALEN); - } - else { - memcpy(&(pBuf->Data.abyRA[0]), - &(pDevice->abyBSSID[0]), - ETH_ALEN); - } + BBvCalculateParameter(priv, rts_frame_len, priv->byTopCCKBasicRate, + PK_TYPE_11B, &buf->b); + BBvCalculateParameter(priv, rts_frame_len, + priv->byTopOFDMBasicRate, pkt_type, &buf->a); - if (pDevice->eOPMode == OP_MODE_AP) { - memcpy(&(pBuf->Data.abyTA[0]), - &(pDevice->abyBSSID[0]), - ETH_ALEN); - } - else { - memcpy(&(pBuf->Data.abyTA[0]), - &(psEthHeader->h_source[0]), - ETH_ALEN); - } + buf->wDuration_bb = s_uGetRTSCTSDuration(priv, RTSDUR_BB, frame_len, + PK_TYPE_11B, priv->byTopCCKBasicRate, need_ack, fb_option); + buf->wDuration_aa = s_uGetRTSCTSDuration(priv, RTSDUR_AA, frame_len, + pkt_type, current_rate, need_ack, fb_option); + buf->wDuration_ba = s_uGetRTSCTSDuration(priv, RTSDUR_BA, frame_len, + pkt_type, current_rate, need_ack, fb_option); - } // if (byFBOption == AUTO_FB_NONE) - } - else if (byPktType == PK_TYPE_11A) { - if (byFBOption == AUTO_FB_NONE) { - PSRTS_ab pBuf = (PSRTS_ab)pvRTS; - //Get SignalField,ServiceField,Length - BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType, - (u16 *)&(wLen), (u8 *)&(pBuf->byServiceField), (u8 *)&(pBuf->bySignalField) - ); - pBuf->wTransmitLength = cpu_to_le16(wLen); - //Get Duration - pBuf->wDuration = cpu_to_le16((u16)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_aa, 0:5G, 0: 5G OFDMData - pBuf->Data.wDurationID = pBuf->wDuration; - //Get RTS Frame body - pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 + vnt_fill_ieee80211_rts(priv, &buf->data, eth_hdr, buf->wDuration_aa); - if ((pDevice->eOPMode == OP_MODE_ADHOC) || - (pDevice->eOPMode == OP_MODE_AP)) { - memcpy(&(pBuf->Data.abyRA[0]), - &(psEthHeader->h_dest[0]), - ETH_ALEN); - } else { - memcpy(&(pBuf->Data.abyRA[0]), - &(pDevice->abyBSSID[0]), - ETH_ALEN); - } + return 0; +} - if (pDevice->eOPMode == OP_MODE_AP) { - memcpy(&(pBuf->Data.abyTA[0]), - &(pDevice->abyBSSID[0]), - ETH_ALEN); - } else { - memcpy(&(pBuf->Data.abyTA[0]), - &(psEthHeader->h_source[0]), - ETH_ALEN); - } +static int vnt_rxtx_rts_g_fb_head(struct vnt_private *priv, + struct vnt_rts_g_fb *buf, struct ethhdr *eth_hdr, + u8 pkt_type, u32 frame_len, int need_ack, + u16 current_rate, u8 fb_option) +{ + u16 rts_frame_len = 20; - } - else { - PSRTS_a_FB pBuf = (PSRTS_a_FB)pvRTS; - //Get SignalField,ServiceField,Length - BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopOFDMBasicRate, byPktType, - (u16 *)&(wLen), (u8 *)&(pBuf->byServiceField), (u8 *)&(pBuf->bySignalField) - ); - pBuf->wTransmitLength = cpu_to_le16(wLen); - //Get Duration - pBuf->wDuration = cpu_to_le16((u16)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_aa, 0:5G, 0: 5G OFDMData - pBuf->wRTSDuration_f0 = cpu_to_le16((u16)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //5:RTSDuration_aa_f0, 0:5G, 0: 5G OFDMData - pBuf->wRTSDuration_f1 = cpu_to_le16((u16)s_uGetRTSCTSDuration(pDevice, RTSDUR_AA_F1, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //7:RTSDuration_aa_f1, 0:5G, 0: - pBuf->Data.wDurationID = pBuf->wDuration; - //Get RTS Frame body - pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 + BBvCalculateParameter(priv, rts_frame_len, priv->byTopCCKBasicRate, + PK_TYPE_11B, &buf->b); + BBvCalculateParameter(priv, rts_frame_len, + priv->byTopOFDMBasicRate, pkt_type, &buf->a); - if ((pDevice->eOPMode == OP_MODE_ADHOC) || - (pDevice->eOPMode == OP_MODE_AP)) { - memcpy(&(pBuf->Data.abyRA[0]), - &(psEthHeader->h_dest[0]), - ETH_ALEN); - } else { - memcpy(&(pBuf->Data.abyRA[0]), - &(pDevice->abyBSSID[0]), - ETH_ALEN); - } - if (pDevice->eOPMode == OP_MODE_AP) { - memcpy(&(pBuf->Data.abyTA[0]), - &(pDevice->abyBSSID[0]), - ETH_ALEN); - } else { - memcpy(&(pBuf->Data.abyTA[0]), - &(psEthHeader->h_source[0]), - ETH_ALEN); - } - } - } - else if (byPktType == PK_TYPE_11B) { - PSRTS_ab pBuf = (PSRTS_ab)pvRTS; - //Get SignalField,ServiceField,Length - BBvCalculateParameter(pDevice, uRTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B, - (u16 *)&(wLen), (u8 *)&(pBuf->byServiceField), (u8 *)&(pBuf->bySignalField) - ); - pBuf->wTransmitLength = cpu_to_le16(wLen); - //Get Duration - pBuf->wDuration = cpu_to_le16((u16)s_uGetRTSCTSDuration(pDevice, RTSDUR_BB, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //0:RTSDuration_bb, 1:2.4G, 1:CCKData - pBuf->Data.wDurationID = pBuf->wDuration; - //Get RTS Frame body - pBuf->Data.wFrameControl = TYPE_CTL_RTS;//0x00B4 - if ((pDevice->eOPMode == OP_MODE_ADHOC) || - (pDevice->eOPMode == OP_MODE_AP)) { - memcpy(&(pBuf->Data.abyRA[0]), - &(psEthHeader->h_dest[0]), - ETH_ALEN); - } - else { - memcpy(&(pBuf->Data.abyRA[0]), - &(pDevice->abyBSSID[0]), - ETH_ALEN); - } + buf->wDuration_bb = s_uGetRTSCTSDuration(priv, RTSDUR_BB, frame_len, + PK_TYPE_11B, priv->byTopCCKBasicRate, need_ack, fb_option); + buf->wDuration_aa = s_uGetRTSCTSDuration(priv, RTSDUR_AA, frame_len, + pkt_type, current_rate, need_ack, fb_option); + buf->wDuration_ba = s_uGetRTSCTSDuration(priv, RTSDUR_BA, frame_len, + pkt_type, current_rate, need_ack, fb_option); - if (pDevice->eOPMode == OP_MODE_AP) { - memcpy(&(pBuf->Data.abyTA[0]), - &(pDevice->abyBSSID[0]), - ETH_ALEN); - } else { - memcpy(&(pBuf->Data.abyTA[0]), - &(psEthHeader->h_source[0]), - ETH_ALEN); - } - } + + buf->wRTSDuration_ba_f0 = s_uGetRTSCTSDuration(priv, RTSDUR_BA_F0, + frame_len, pkt_type, current_rate, need_ack, fb_option); + buf->wRTSDuration_aa_f0 = s_uGetRTSCTSDuration(priv, RTSDUR_AA_F0, + frame_len, pkt_type, current_rate, need_ack, fb_option); + buf->wRTSDuration_ba_f1 = s_uGetRTSCTSDuration(priv, RTSDUR_BA_F1, + frame_len, pkt_type, current_rate, need_ack, fb_option); + buf->wRTSDuration_aa_f1 = s_uGetRTSCTSDuration(priv, RTSDUR_AA_F1, + frame_len, pkt_type, current_rate, need_ack, fb_option); + + vnt_fill_ieee80211_rts(priv, &buf->data, eth_hdr, buf->wDuration_aa); + + return 0; } -static void s_vFillCTSHead(struct vnt_private *pDevice, u32 uDMAIdx, - u8 byPktType, void *pvCTS, u32 cbFrameLength, int bNeedAck, - int bDisCRC, u16 wCurrentRate, u8 byFBOption) +static int vnt_rxtx_rts_ab_head(struct vnt_private *priv, + struct vnt_rts_ab *buf, struct ethhdr *eth_hdr, + u8 pkt_type, u32 frame_len, int need_ack, + u16 current_rate, u8 fb_option) { - u32 uCTSFrameLen = 14; - u16 wLen = 0; + u16 rts_frame_len = 20; - if (pvCTS == NULL) { - return; - } + BBvCalculateParameter(priv, rts_frame_len, + priv->byTopOFDMBasicRate, pkt_type, &buf->ab); - if (bDisCRC) { - // When CRCDIS bit is on, H/W forgot to generate FCS for CTS frame, - // in this case we need to decrease its length by 4. - uCTSFrameLen -= 4; - } + buf->wDuration = s_uGetRTSCTSDuration(priv, RTSDUR_AA, frame_len, + pkt_type, current_rate, need_ack, fb_option); - if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { - if (byFBOption != AUTO_FB_NONE && uDMAIdx != TYPE_ATIMDMA && uDMAIdx != TYPE_BEACONDMA) { - // Auto Fall back - PSCTS_FB pBuf = (PSCTS_FB)pvCTS; - //Get SignalField,ServiceField,Length - BBvCalculateParameter(pDevice, uCTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B, - (u16 *)&(wLen), (u8 *)&(pBuf->byServiceField_b), (u8 *)&(pBuf->bySignalField_b) - ); - pBuf->wTransmitLength_b = cpu_to_le16(wLen); - pBuf->wDuration_ba = (u16)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption); //3:CTSDuration_ba, 1:2.4G, 2,3:2.4G OFDM Data - pBuf->wDuration_ba += pDevice->wCTSDuration; - pBuf->wDuration_ba = cpu_to_le16(pBuf->wDuration_ba); - //Get CTSDuration_ba_f0 - pBuf->wCTSDuration_ba_f0 = (u16)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA_F0, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption); //8:CTSDuration_ba_f0, 1:2.4G, 2,3:2.4G OFDM Data - pBuf->wCTSDuration_ba_f0 += pDevice->wCTSDuration; - pBuf->wCTSDuration_ba_f0 = cpu_to_le16(pBuf->wCTSDuration_ba_f0); - //Get CTSDuration_ba_f1 - pBuf->wCTSDuration_ba_f1 = (u16)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA_F1, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption); //9:CTSDuration_ba_f1, 1:2.4G, 2,3:2.4G OFDM Data - pBuf->wCTSDuration_ba_f1 += pDevice->wCTSDuration; - pBuf->wCTSDuration_ba_f1 = cpu_to_le16(pBuf->wCTSDuration_ba_f1); - //Get CTS Frame body - pBuf->Data.wDurationID = pBuf->wDuration_ba; - pBuf->Data.wFrameControl = TYPE_CTL_CTS;//0x00C4 - pBuf->Data.wReserved = 0x0000; - memcpy(&(pBuf->Data.abyRA[0]), - &(pDevice->abyCurrentNetAddr[0]), - ETH_ALEN); - } else { //if (byFBOption != AUTO_FB_NONE && uDMAIdx != TYPE_ATIMDMA && uDMAIdx != TYPE_BEACONDMA) - PSCTS pBuf = (PSCTS)pvCTS; - //Get SignalField,ServiceField,Length - BBvCalculateParameter(pDevice, uCTSFrameLen, pDevice->byTopCCKBasicRate, PK_TYPE_11B, - (u16 *)&(wLen), (u8 *)&(pBuf->byServiceField_b), (u8 *)&(pBuf->bySignalField_b) - ); - pBuf->wTransmitLength_b = cpu_to_le16(wLen); - //Get CTSDuration_ba - pBuf->wDuration_ba = cpu_to_le16((u16)s_uGetRTSCTSDuration(pDevice, CTSDUR_BA, cbFrameLength, byPktType, wCurrentRate, bNeedAck, byFBOption)); //3:CTSDuration_ba, 1:2.4G, 2,3:2.4G OFDM Data - pBuf->wDuration_ba += pDevice->wCTSDuration; - pBuf->wDuration_ba = cpu_to_le16(pBuf->wDuration_ba); - - //Get CTS Frame body - pBuf->Data.wDurationID = pBuf->wDuration_ba; - pBuf->Data.wFrameControl = TYPE_CTL_CTS;//0x00C4 - pBuf->Data.wReserved = 0x0000; - memcpy(&(pBuf->Data.abyRA[0]), - &(pDevice->abyCurrentNetAddr[0]), - ETH_ALEN); + vnt_fill_ieee80211_rts(priv, &buf->data, eth_hdr, buf->wDuration); + + return 0; +} + +static int vnt_rxtx_rts_a_fb_head(struct vnt_private *priv, + struct vnt_rts_a_fb *buf, struct ethhdr *eth_hdr, + u8 pkt_type, u32 frame_len, int need_ack, + u16 current_rate, u8 fb_option) +{ + u16 rts_frame_len = 20; + + BBvCalculateParameter(priv, rts_frame_len, + priv->byTopOFDMBasicRate, pkt_type, &buf->a); + + buf->wDuration = s_uGetRTSCTSDuration(priv, RTSDUR_AA, frame_len, + pkt_type, current_rate, need_ack, fb_option); + + buf->wRTSDuration_f0 = s_uGetRTSCTSDuration(priv, RTSDUR_AA_F0, + frame_len, pkt_type, current_rate, need_ack, fb_option); + + buf->wRTSDuration_f1 = s_uGetRTSCTSDuration(priv, RTSDUR_AA_F1, + frame_len, pkt_type, current_rate, need_ack, fb_option); + + vnt_fill_ieee80211_rts(priv, &buf->data, eth_hdr, buf->wDuration); + + return 0; +} + +static void s_vFillRTSHead(struct vnt_private *pDevice, u8 byPktType, + union vnt_tx_data_head *head, u32 cbFrameLength, int bNeedAck, + struct ethhdr *psEthHeader, u16 wCurrentRate, u8 byFBOption) +{ + + if (!head) + return; + + /* Note: So far RTSHead doesn't appear in ATIM + * & Beacom DMA, so we don't need to take them + * into account. + * Otherwise, we need to modified codes for them. + */ + switch (byPktType) { + case PK_TYPE_11GB: + case PK_TYPE_11GA: + if (byFBOption == AUTO_FB_NONE) + vnt_rxtx_rts_g_head(pDevice, &head->rts_g, + psEthHeader, byPktType, cbFrameLength, + bNeedAck, wCurrentRate, byFBOption); + else + vnt_rxtx_rts_g_fb_head(pDevice, &head->rts_g_fb, + psEthHeader, byPktType, cbFrameLength, + bNeedAck, wCurrentRate, byFBOption); + break; + case PK_TYPE_11A: + if (byFBOption) { + vnt_rxtx_rts_a_fb_head(pDevice, &head->rts_a_fb, + psEthHeader, byPktType, cbFrameLength, + bNeedAck, wCurrentRate, byFBOption); + break; + } + case PK_TYPE_11B: + vnt_rxtx_rts_ab_head(pDevice, &head->rts_ab, + psEthHeader, byPktType, cbFrameLength, + bNeedAck, wCurrentRate, byFBOption); + } +} + +static void s_vFillCTSHead(struct vnt_private *pDevice, u32 uDMAIdx, + u8 byPktType, union vnt_tx_data_head *head, u32 cbFrameLength, + int bNeedAck, u16 wCurrentRate, u8 byFBOption) +{ + u32 uCTSFrameLen = 14; + + if (!head) + return; + + if (byFBOption != AUTO_FB_NONE) { + /* Auto Fall back */ + struct vnt_cts_fb *pBuf = &head->cts_g_fb; + /* Get SignalField,ServiceField,Length */ + BBvCalculateParameter(pDevice, uCTSFrameLen, + pDevice->byTopCCKBasicRate, PK_TYPE_11B, &pBuf->b); + pBuf->wDuration_ba = s_uGetRTSCTSDuration(pDevice, CTSDUR_BA, + cbFrameLength, byPktType, + wCurrentRate, bNeedAck, byFBOption); + /* Get CTSDuration_ba_f0 */ + pBuf->wCTSDuration_ba_f0 = s_uGetRTSCTSDuration(pDevice, + CTSDUR_BA_F0, cbFrameLength, byPktType, wCurrentRate, + bNeedAck, byFBOption); + /* Get CTSDuration_ba_f1 */ + pBuf->wCTSDuration_ba_f1 = s_uGetRTSCTSDuration(pDevice, + CTSDUR_BA_F1, cbFrameLength, byPktType, wCurrentRate, + bNeedAck, byFBOption); + /* Get CTS Frame body */ + pBuf->data.duration = pBuf->wDuration_ba; + pBuf->data.frame_control = TYPE_CTL_CTS; + memcpy(pBuf->data.ra, pDevice->abyCurrentNetAddr, ETH_ALEN); + } else { + struct vnt_cts *pBuf = &head->cts_g; + /* Get SignalField,ServiceField,Length */ + BBvCalculateParameter(pDevice, uCTSFrameLen, + pDevice->byTopCCKBasicRate, PK_TYPE_11B, &pBuf->b); + /* Get CTSDuration_ba */ + pBuf->wDuration_ba = s_uGetRTSCTSDuration(pDevice, + CTSDUR_BA, cbFrameLength, byPktType, + wCurrentRate, bNeedAck, byFBOption); + /*Get CTS Frame body*/ + pBuf->data.duration = pBuf->wDuration_ba; + pBuf->data.frame_control = TYPE_CTL_CTS; + memcpy(pBuf->data.ra, pDevice->abyCurrentNetAddr, ETH_ALEN); } - } } /*+ @@ -1071,12 +841,12 @@ static void s_vFillCTSHead(struct vnt_private *pDevice, u32 uDMAIdx, static void s_vGenerateTxParameter(struct vnt_private *pDevice, u8 byPktType, u16 wCurrentRate, void *pTxBufHead, void *pvRrvTime, - void *pvRTS, void *pvCTS, u32 cbFrameSize, int bNeedACK, u32 uDMAIdx, - struct ethhdr *psEthHeader) + void *rts_cts, u32 cbFrameSize, int bNeedACK, u32 uDMAIdx, + struct ethhdr *psEthHeader, bool need_rts) { + union vnt_tx_data_head *head = rts_cts; u32 cbMACHdLen = WLAN_HDR_ADDR3_LEN; /* 24 */ u16 wFifoCtl; - int bDisCRC = false; u8 byFBOption = AUTO_FB_NONE; //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_vGenerateTxParameter...\n"); @@ -1084,10 +854,6 @@ static void s_vGenerateTxParameter(struct vnt_private *pDevice, pFifoHead->wReserved = wCurrentRate; wFifoCtl = pFifoHead->wFIFOCtl; - if (wFifoCtl & FIFOCTL_CRCDIS) { - bDisCRC = true; - } - if (wFifoCtl & FIFOCTL_AUTO_FB_0) { byFBOption = AUTO_FB_0; } @@ -1095,75 +861,87 @@ static void s_vGenerateTxParameter(struct vnt_private *pDevice, byFBOption = AUTO_FB_1; } + if (!pvRrvTime) + return; + if (pDevice->bLongHeader) cbMACHdLen = WLAN_HDR_ADDR3_LEN + 6; if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { - - if (pvRTS != NULL) { //RTS_need + if (need_rts) { //Fill RsvTime - if (pvRrvTime) { - PSRrvTime_gRTS pBuf = (PSRrvTime_gRTS)pvRrvTime; - pBuf->wRTSTxRrvTime_aa = cpu_to_le16((u16)s_uGetRTSCTSRsvTime(pDevice, 2, byPktType, cbFrameSize, wCurrentRate));//2:RTSTxRrvTime_aa, 1:2.4GHz - pBuf->wRTSTxRrvTime_ba = cpu_to_le16((u16)s_uGetRTSCTSRsvTime(pDevice, 1, byPktType, cbFrameSize, wCurrentRate));//1:RTSTxRrvTime_ba, 1:2.4GHz - pBuf->wRTSTxRrvTime_bb = cpu_to_le16((u16)s_uGetRTSCTSRsvTime(pDevice, 0, byPktType, cbFrameSize, wCurrentRate));//0:RTSTxRrvTime_bb, 1:2.4GHz - pBuf->wTxRrvTime_a = cpu_to_le16((u16) s_uGetTxRsvTime(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK));//2.4G OFDM - pBuf->wTxRrvTime_b = cpu_to_le16((u16) s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, pDevice->byTopCCKBasicRate, bNeedACK));//1:CCK - } - //Fill RTS - s_vFillRTSHead(pDevice, byPktType, pvRTS, cbFrameSize, bNeedACK, bDisCRC, psEthHeader, wCurrentRate, byFBOption); + struct vnt_rrv_time_rts *pBuf = + (struct vnt_rrv_time_rts *)pvRrvTime; + pBuf->wRTSTxRrvTime_aa = s_uGetRTSCTSRsvTime(pDevice, 2, + byPktType, cbFrameSize, wCurrentRate); + pBuf->wRTSTxRrvTime_ba = s_uGetRTSCTSRsvTime(pDevice, 1, + byPktType, cbFrameSize, wCurrentRate); + pBuf->wRTSTxRrvTime_bb = s_uGetRTSCTSRsvTime(pDevice, 0, + byPktType, cbFrameSize, wCurrentRate); + pBuf->wTxRrvTime_a = vnt_rxtx_rsvtime_le16(pDevice, + byPktType, cbFrameSize, wCurrentRate, bNeedACK); + pBuf->wTxRrvTime_b = vnt_rxtx_rsvtime_le16(pDevice, + PK_TYPE_11B, cbFrameSize, pDevice->byTopCCKBasicRate, + bNeedACK); + /* Fill RTS */ + s_vFillRTSHead(pDevice, byPktType, head, cbFrameSize, + bNeedACK, psEthHeader, wCurrentRate, byFBOption); } else {//RTS_needless, PCF mode - //Fill RsvTime - if (pvRrvTime) { - PSRrvTime_gCTS pBuf = (PSRrvTime_gCTS)pvRrvTime; - pBuf->wTxRrvTime_a = cpu_to_le16((u16)s_uGetTxRsvTime(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK));//2.4G OFDM - pBuf->wTxRrvTime_b = cpu_to_le16((u16)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, pDevice->byTopCCKBasicRate, bNeedACK));//1:CCK - pBuf->wCTSTxRrvTime_ba = cpu_to_le16((u16)s_uGetRTSCTSRsvTime(pDevice, 3, byPktType, cbFrameSize, wCurrentRate));//3:CTSTxRrvTime_Ba, 1:2.4GHz - } - //Fill CTS - s_vFillCTSHead(pDevice, uDMAIdx, byPktType, pvCTS, cbFrameSize, bNeedACK, bDisCRC, wCurrentRate, byFBOption); + struct vnt_rrv_time_cts *pBuf = + (struct vnt_rrv_time_cts *)pvRrvTime; + pBuf->wTxRrvTime_a = vnt_rxtx_rsvtime_le16(pDevice, byPktType, + cbFrameSize, wCurrentRate, bNeedACK); + pBuf->wTxRrvTime_b = vnt_rxtx_rsvtime_le16(pDevice, + PK_TYPE_11B, cbFrameSize, + pDevice->byTopCCKBasicRate, bNeedACK); + pBuf->wCTSTxRrvTime_ba = s_uGetRTSCTSRsvTime(pDevice, 3, + byPktType, cbFrameSize, wCurrentRate); + /* Fill CTS */ + s_vFillCTSHead(pDevice, uDMAIdx, byPktType, head, + cbFrameSize, bNeedACK, wCurrentRate, byFBOption); } } else if (byPktType == PK_TYPE_11A) { - - if (pvRTS != NULL) {//RTS_need, non PCF mode + if (need_rts) { //Fill RsvTime - if (pvRrvTime) { - PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime; - pBuf->wRTSTxRrvTime = cpu_to_le16((u16)s_uGetRTSCTSRsvTime(pDevice, 2, byPktType, cbFrameSize, wCurrentRate));//2:RTSTxRrvTime_aa, 0:5GHz - pBuf->wTxRrvTime = cpu_to_le16((u16)s_uGetTxRsvTime(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK));//0:OFDM - } - //Fill RTS - s_vFillRTSHead(pDevice, byPktType, pvRTS, cbFrameSize, bNeedACK, bDisCRC, psEthHeader, wCurrentRate, byFBOption); - } - else if (pvRTS == NULL) {//RTS_needless, non PCF mode + struct vnt_rrv_time_ab *pBuf = + (struct vnt_rrv_time_ab *)pvRrvTime; + pBuf->wRTSTxRrvTime = s_uGetRTSCTSRsvTime(pDevice, 2, + byPktType, cbFrameSize, wCurrentRate); + pBuf->wTxRrvTime = vnt_rxtx_rsvtime_le16(pDevice, byPktType, + cbFrameSize, wCurrentRate, bNeedACK); + /* Fill RTS */ + s_vFillRTSHead(pDevice, byPktType, head, cbFrameSize, + bNeedACK, psEthHeader, wCurrentRate, byFBOption); + } else { //Fill RsvTime - if (pvRrvTime) { - PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime; - pBuf->wTxRrvTime = cpu_to_le16((u16)s_uGetTxRsvTime(pDevice, PK_TYPE_11A, cbFrameSize, wCurrentRate, bNeedACK)); //0:OFDM - } + struct vnt_rrv_time_ab *pBuf = + (struct vnt_rrv_time_ab *)pvRrvTime; + pBuf->wTxRrvTime = vnt_rxtx_rsvtime_le16(pDevice, PK_TYPE_11A, + cbFrameSize, wCurrentRate, bNeedACK); } } else if (byPktType == PK_TYPE_11B) { - - if ((pvRTS != NULL)) {//RTS_need, non PCF mode + if (need_rts) { //Fill RsvTime - if (pvRrvTime) { - PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime; - pBuf->wRTSTxRrvTime = cpu_to_le16((u16)s_uGetRTSCTSRsvTime(pDevice, 0, byPktType, cbFrameSize, wCurrentRate));//0:RTSTxRrvTime_bb, 1:2.4GHz - pBuf->wTxRrvTime = cpu_to_le16((u16)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, wCurrentRate, bNeedACK));//1:CCK - } - //Fill RTS - s_vFillRTSHead(pDevice, byPktType, pvRTS, cbFrameSize, bNeedACK, bDisCRC, psEthHeader, wCurrentRate, byFBOption); + struct vnt_rrv_time_ab *pBuf = + (struct vnt_rrv_time_ab *)pvRrvTime; + pBuf->wRTSTxRrvTime = s_uGetRTSCTSRsvTime(pDevice, 0, + byPktType, cbFrameSize, wCurrentRate); + pBuf->wTxRrvTime = vnt_rxtx_rsvtime_le16(pDevice, PK_TYPE_11B, + cbFrameSize, wCurrentRate, bNeedACK); + /* Fill RTS */ + s_vFillRTSHead(pDevice, byPktType, head, cbFrameSize, + bNeedACK, psEthHeader, wCurrentRate, byFBOption); } else { //RTS_needless, non PCF mode //Fill RsvTime - if (pvRrvTime) { - PSRrvTime_ab pBuf = (PSRrvTime_ab)pvRrvTime; - pBuf->wTxRrvTime = cpu_to_le16((u16)s_uGetTxRsvTime(pDevice, PK_TYPE_11B, cbFrameSize, wCurrentRate, bNeedACK)); //1:CCK - } + struct vnt_rrv_time_ab *pBuf = + (struct vnt_rrv_time_ab *)pvRrvTime; + pBuf->wTxRrvTime = vnt_rxtx_rsvtime_le16(pDevice, PK_TYPE_11B, + cbFrameSize, wCurrentRate, bNeedACK); } } //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_vGenerateTxParameter END.\n"); @@ -1175,17 +953,18 @@ static void s_vGenerateTxParameter(struct vnt_private *pDevice, */ static int s_bPacketToWirelessUsb(struct vnt_private *pDevice, u8 byPktType, - u8 *usbPacketBuf, int bNeedEncryption, u32 uSkbPacketLen, u32 uDMAIdx, - struct ethhdr *psEthHeader, u8 *pPacket, PSKeyItem pTransmitKey, - u32 uNodeIndex, u16 wCurrentRate, u32 *pcbHeaderLen, u32 *pcbTotalLen) + struct vnt_tx_buffer *pTxBufHead, int bNeedEncryption, + u32 uSkbPacketLen, u32 uDMAIdx, struct ethhdr *psEthHeader, + u8 *pPacket, PSKeyItem pTransmitKey, u32 uNodeIndex, u16 wCurrentRate, + u32 *pcbHeaderLen, u32 *pcbTotalLen) { struct vnt_manager *pMgmt = &pDevice->vnt_mgmt; u32 cbFrameSize, cbFrameBodySize; - PTX_BUFFER pTxBufHead; u32 cb802_1_H_len; u32 cbIVlen = 0, cbICVlen = 0, cbMIClen = 0, cbMACHdLen = 0; u32 cbFCSlen = 4, cbMICHDR = 0; - int bNeedACK, bRTS; + int bNeedACK; + bool bRTS = false; u8 *pbyType, *pbyMacHdr, *pbyIVHead, *pbyPayloadHead, *pbyTxBufferAddr; u8 abySNAP_RFC1042[ETH_ALEN] = {0xAA, 0xAA, 0x03, 0x00, 0x00, 0x00}; u8 abySNAP_Bridgetunnel[ETH_ALEN] @@ -1193,26 +972,22 @@ static int s_bPacketToWirelessUsb(struct vnt_private *pDevice, u8 byPktType, u32 uDuration; u32 cbHeaderLength = 0, uPadding = 0; void *pvRrvTime; - PSMICHDRHead pMICHDR; - void *pvRTS; - void *pvCTS; + struct vnt_mic_hdr *pMICHDR; + void *rts_cts = NULL; void *pvTxDataHd; u8 byFBOption = AUTO_FB_NONE, byFragType; u16 wTxBufSize; - u32 dwMICKey0, dwMICKey1, dwMIC_Priority, dwCRC; + u32 dwMICKey0, dwMICKey1, dwMIC_Priority; u32 *pdwMIC_L, *pdwMIC_R; int bSoftWEP = false; - pvRrvTime = pMICHDR = pvRTS = pvCTS = pvTxDataHd = NULL; + pvRrvTime = pMICHDR = pvTxDataHd = NULL; if (bNeedEncryption && pTransmitKey->pvKeyTable) { if (((PSKeyTable)pTransmitKey->pvKeyTable)->bSoftWEP == true) bSoftWEP = true; /* WEP 256 */ } - pTxBufHead = (PTX_BUFFER) usbPacketBuf; - memset(pTxBufHead, 0, sizeof(TX_BUFFER)); - // Get pkt type if (ntohs(psEthHeader->h_proto) > ETH_DATA_LEN) { if (pDevice->dwDiagRefCount == 0) { @@ -1257,10 +1032,6 @@ static int s_bPacketToWirelessUsb(struct vnt_private *pDevice, u8 byPktType, if (pDevice->bLongHeader) pTxBufHead->wFIFOCtl |= FIFOCTL_LHEAD; - if (pDevice->bSoftwareGenCrcErr) { - pTxBufHead->wFIFOCtl |= FIFOCTL_CRCDIS; // set tx descriptors to NO hardware CRC - } - //Set FRAGCTL_MACHDCNT if (pDevice->bLongHeader) { cbMACHdLen = WLAN_HDR_ADDR3_LEN + 6; @@ -1313,7 +1084,7 @@ static int s_bPacketToWirelessUsb(struct vnt_private *pDevice, u8 byPktType, if (pTransmitKey->byCipherSuite == KEY_CTL_CCMP) { cbIVlen = 8;//RSN Header cbICVlen = 8;//MIC - cbMICHDR = sizeof(SMICHDRHead); + cbMICHDR = sizeof(struct vnt_mic_hdr); } if (bSoftWEP == false) { //MAC Header should be padding 0 to DW alignment. @@ -1336,76 +1107,116 @@ static int s_bPacketToWirelessUsb(struct vnt_private *pDevice, u8 byPktType, if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet if (byFBOption == AUTO_FB_NONE) { if (bRTS == true) {//RTS_need - pvRrvTime = (PSRrvTime_gRTS) (pbyTxBufferAddr + wTxBufSize); - pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS)); - pvRTS = (PSRTS_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR); - pvCTS = NULL; - pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g)); - cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g) + sizeof(STxDataHead_g); + pvRrvTime = (struct vnt_rrv_time_rts *) + (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (struct vnt_mic_hdr *)(pbyTxBufferAddr + wTxBufSize + + sizeof(struct vnt_rrv_time_rts)); + rts_cts = (struct vnt_rts_g *) (pbyTxBufferAddr + wTxBufSize + + sizeof(struct vnt_rrv_time_rts) + cbMICHDR); + pvTxDataHd = (struct vnt_tx_datahead_g *) (pbyTxBufferAddr + + wTxBufSize + sizeof(struct vnt_rrv_time_rts) + + cbMICHDR + sizeof(struct vnt_rts_g)); + cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_rts) + + cbMICHDR + sizeof(struct vnt_rts_g) + + sizeof(struct vnt_tx_datahead_g); } else { //RTS_needless - pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize); - pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS)); - pvRTS = NULL; - pvCTS = (PSCTS) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR); - pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS)); - cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS) + sizeof(STxDataHead_g); + pvRrvTime = (struct vnt_rrv_time_cts *) + (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + + sizeof(struct vnt_rrv_time_cts)); + rts_cts = (struct vnt_cts *) (pbyTxBufferAddr + wTxBufSize + + sizeof(struct vnt_rrv_time_cts) + cbMICHDR); + pvTxDataHd = (struct vnt_tx_datahead_g *)(pbyTxBufferAddr + + wTxBufSize + sizeof(struct vnt_rrv_time_cts) + + cbMICHDR + sizeof(struct vnt_cts)); + cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_cts) + + cbMICHDR + sizeof(struct vnt_cts) + + sizeof(struct vnt_tx_datahead_g); } } else { // Auto Fall Back if (bRTS == true) {//RTS_need - pvRrvTime = (PSRrvTime_gRTS) (pbyTxBufferAddr + wTxBufSize); - pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS)); - pvRTS = (PSRTS_g_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR); - pvCTS = NULL; - pvTxDataHd = (PSTxDataHead_g_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g_FB)); - cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gRTS) + cbMICHDR + sizeof(SRTS_g_FB) + sizeof(STxDataHead_g_FB); + pvRrvTime = (struct vnt_rrv_time_rts *)(pbyTxBufferAddr + + wTxBufSize); + pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + + sizeof(struct vnt_rrv_time_rts)); + rts_cts = (struct vnt_rts_g_fb *)(pbyTxBufferAddr + wTxBufSize + + sizeof(struct vnt_rrv_time_rts) + cbMICHDR); + pvTxDataHd = (struct vnt_tx_datahead_g_fb *) (pbyTxBufferAddr + + wTxBufSize + sizeof(struct vnt_rrv_time_rts) + + cbMICHDR + sizeof(struct vnt_rts_g_fb)); + cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_rts) + + cbMICHDR + sizeof(struct vnt_rts_g_fb) + + sizeof(struct vnt_tx_datahead_g_fb); } else if (bRTS == false) { //RTS_needless - pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize); - pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS)); - pvRTS = NULL; - pvCTS = (PSCTS_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR); - pvTxDataHd = (PSTxDataHead_g_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS_FB)); - cbHeaderLength = wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS_FB) + sizeof(STxDataHead_g_FB); + pvRrvTime = (struct vnt_rrv_time_cts *) + (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + + sizeof(struct vnt_rrv_time_cts)); + rts_cts = (struct vnt_cts_fb *) (pbyTxBufferAddr + wTxBufSize + + sizeof(struct vnt_rrv_time_cts) + cbMICHDR); + pvTxDataHd = (struct vnt_tx_datahead_g_fb *) (pbyTxBufferAddr + + wTxBufSize + sizeof(struct vnt_rrv_time_cts) + + cbMICHDR + sizeof(struct vnt_cts_fb)); + cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_cts) + + cbMICHDR + sizeof(struct vnt_cts_fb) + + sizeof(struct vnt_tx_datahead_g_fb); } } // Auto Fall Back } else {//802.11a/b packet if (byFBOption == AUTO_FB_NONE) { if (bRTS == true) {//RTS_need - pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize); - pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab)); - pvRTS = (PSRTS_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR); - pvCTS = NULL; - pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(SRTS_ab)); - cbHeaderLength = wTxBufSize + sizeof(PSRrvTime_ab) + cbMICHDR + sizeof(SRTS_ab) + sizeof(STxDataHead_ab); + pvRrvTime = (struct vnt_rrv_time_ab *) (pbyTxBufferAddr + + wTxBufSize); + pMICHDR = (struct vnt_mic_hdr *)(pbyTxBufferAddr + wTxBufSize + + sizeof(struct vnt_rrv_time_ab)); + rts_cts = (struct vnt_rts_ab *) (pbyTxBufferAddr + wTxBufSize + + sizeof(struct vnt_rrv_time_ab) + cbMICHDR); + pvTxDataHd = (struct vnt_tx_datahead_ab *)(pbyTxBufferAddr + + wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR + + sizeof(struct vnt_rts_ab)); + cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_ab) + + cbMICHDR + sizeof(struct vnt_rts_ab) + + sizeof(struct vnt_tx_datahead_ab); } else if (bRTS == false) { //RTS_needless, no MICHDR - pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize); - pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab)); - pvRTS = NULL; - pvCTS = NULL; - pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR); - cbHeaderLength = wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(STxDataHead_ab); + pvRrvTime = (struct vnt_rrv_time_ab *)(pbyTxBufferAddr + + wTxBufSize); + pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + + sizeof(struct vnt_rrv_time_ab)); + pvTxDataHd = (struct vnt_tx_datahead_ab *)(pbyTxBufferAddr + + wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR); + cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_ab) + + cbMICHDR + sizeof(struct vnt_tx_datahead_ab); } } else { // Auto Fall Back if (bRTS == true) {//RTS_need - pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize); - pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab)); - pvRTS = (PSRTS_a_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR); - pvCTS = NULL; - pvTxDataHd = (PSTxDataHead_a_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(SRTS_a_FB)); - cbHeaderLength = wTxBufSize + sizeof(PSRrvTime_ab) + cbMICHDR + sizeof(SRTS_a_FB) + sizeof(STxDataHead_a_FB); + pvRrvTime = (struct vnt_rrv_time_ab *)(pbyTxBufferAddr + + wTxBufSize); + pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + + sizeof(struct vnt_rrv_time_ab)); + rts_cts = (struct vnt_rts_a_fb *)(pbyTxBufferAddr + wTxBufSize + + sizeof(struct vnt_rrv_time_ab) + cbMICHDR); + pvTxDataHd = (struct vnt_tx_datahead_a_fb *)(pbyTxBufferAddr + + wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR + + sizeof(struct vnt_rts_a_fb)); + cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_ab) + + cbMICHDR + sizeof(struct vnt_rts_a_fb) + + sizeof(struct vnt_tx_datahead_a_fb); } else if (bRTS == false) { //RTS_needless - pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize); - pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab)); - pvRTS = NULL; - pvCTS = NULL; - pvTxDataHd = (PSTxDataHead_a_FB) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR); - cbHeaderLength = wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(STxDataHead_a_FB); + pvRrvTime = (struct vnt_rrv_time_ab *)(pbyTxBufferAddr + + wTxBufSize); + pMICHDR = (struct vnt_mic_hdr *)(pbyTxBufferAddr + wTxBufSize + + sizeof(struct vnt_rrv_time_ab)); + pvTxDataHd = (struct vnt_tx_datahead_a_fb *)(pbyTxBufferAddr + + wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR); + cbHeaderLength = wTxBufSize + sizeof(struct vnt_rrv_time_ab) + + cbMICHDR + sizeof(struct vnt_tx_datahead_a_fb); } } // Auto Fall Back } @@ -1424,11 +1235,11 @@ static int s_bPacketToWirelessUsb(struct vnt_private *pDevice, u8 byPktType, //Fill FIFO,RrvTime,RTS,and CTS s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate, - (void *)pbyTxBufferAddr, pvRrvTime, pvRTS, pvCTS, - cbFrameSize, bNeedACK, uDMAIdx, psEthHeader); + (void *)pbyTxBufferAddr, pvRrvTime, rts_cts, + cbFrameSize, bNeedACK, uDMAIdx, psEthHeader, bRTS); //Fill DataHead uDuration = s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, cbFrameSize, uDMAIdx, bNeedACK, - 0, 0, 1/*uMACfragNum*/, byFBOption); + byFBOption); // Generate TX MAC Header s_vGenerateMACHeader(pDevice, pbyMacHdr, (u16)uDuration, psEthHeader, bNeedEncryption, byFragType, uDMAIdx, 0); @@ -1436,7 +1247,7 @@ static int s_bPacketToWirelessUsb(struct vnt_private *pDevice, u8 byPktType, if (bNeedEncryption == true) { //Fill TXKEY s_vFillTxKey(pDevice, (u8 *)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey, - pbyMacHdr, (u16)cbFrameBodySize, (u8 *)pMICHDR); + pbyMacHdr, (u16)cbFrameBodySize, pMICHDR); if (pDevice->bEnableHostWEP) { pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16; @@ -1475,8 +1286,6 @@ static int s_bPacketToWirelessUsb(struct vnt_private *pDevice, u8 byPktType, memcpy((pbyPayloadHead + cb802_1_H_len), ((u8 *)psEthHeader) + ETH_HLEN, uSkbPacketLen - ETH_HLEN); } - ASSERT(uLength == cbNdisBodySize); - if ((bNeedEncryption == true) && (pTransmitKey != NULL) && (pTransmitKey->byCipherSuite == KEY_CTL_TKIP)) { /////////////////////////////////////////////////////////////////// @@ -1537,22 +1346,7 @@ static int s_bPacketToWirelessUsb(struct vnt_private *pDevice, u8 byPktType, cbFrameSize -= cbICVlen; } - if (pDevice->bSoftwareGenCrcErr == true) { - unsigned int cbLen; - u32 * pdwCRC; - - dwCRC = 0xFFFFFFFFL; - cbLen = cbFrameSize - cbFCSlen; - // calculate CRC, and wrtie CRC value to end of TD - dwCRC = CRCdwGetCrc32Ex(pbyMacHdr, cbLen, dwCRC); - pdwCRC = (u32 *)(pbyMacHdr + cbLen); - // finally, we must invert dwCRC to get the correct answer - *pdwCRC = ~dwCRC; - // Force Error - *pdwCRC -= 1; - } else { cbFrameSize -= cbFCSlen; - } *pcbHeaderLen = cbHeaderLength; *pcbTotalLen = cbHeaderLength + cbFrameSize ; @@ -1589,13 +1383,7 @@ static void s_vGenerateMACHeader(struct vnt_private *pDevice, { struct ieee80211_hdr *pMACHeader = (struct ieee80211_hdr *)pbyBufferAddr; - memset(pMACHeader, 0, (sizeof(struct ieee80211_hdr))); - - if (uDMAIdx == TYPE_ATIMDMA) { - pMACHeader->frame_control = TYPE_802_11_ATIM; - } else { - pMACHeader->frame_control = TYPE_802_11_DATA; - } + pMACHeader->frame_control = TYPE_802_11_DATA; if (pDevice->eOPMode == OP_MODE_AP) { memcpy(&(pMACHeader->addr1[0]), @@ -1678,14 +1466,14 @@ CMD_STATUS csMgmt_xmit(struct vnt_private *pDevice, struct vnt_tx_mgmt *pPacket) { struct vnt_manager *pMgmt = &pDevice->vnt_mgmt; - PTX_BUFFER pTX_Buffer; + struct vnt_tx_buffer *pTX_Buffer; PSTxBufHead pTxBufHead; - PUSB_SEND_CONTEXT pContext; + struct vnt_usb_send_context *pContext; struct ieee80211_hdr *pMACHeader; - PSCTS pCTS; struct ethhdr sEthHeader; u8 byPktType, *pbyTxBufferAddr; - void *pvRTS, *pvTxDataHd, *pvRrvTime, *pMICHDR; + void *rts_cts = NULL; + void *pvTxDataHd, *pvRrvTime, *pMICHDR; u32 uDuration, cbReqCount, cbHeaderSize, cbFrameBodySize, cbFrameSize; int bNeedACK, bIsPSPOLL = false; u32 cbIVlen = 0, cbICVlen = 0, cbMIClen = 0, cbFCSlen = 4; @@ -1694,19 +1482,18 @@ CMD_STATUS csMgmt_xmit(struct vnt_private *pDevice, u32 cbMacHdLen; u16 wCurrentRate = RATE_1M; - pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); + pContext = (struct vnt_usb_send_context *)s_vGetFreeContext(pDevice); if (NULL == pContext) { DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ManagementSend TX...NO CONTEXT!\n"); return CMD_STATUS_RESOURCES; } - pTX_Buffer = (PTX_BUFFER) (&pContext->Data[0]); + pTX_Buffer = (struct vnt_tx_buffer *)&pContext->Data[0]; pbyTxBufferAddr = (u8 *)&(pTX_Buffer->adwTxKey[0]); cbFrameBodySize = pPacket->cbPayloadLen; pTxBufHead = (PSTxBufHead) pbyTxBufferAddr; wTxBufSize = sizeof(STxBufHead); - memset(pTxBufHead, 0, wTxBufSize); if (pDevice->byBBType == BB_TYPE_11A) { wCurrentRate = RATE_6M; @@ -1819,25 +1606,24 @@ CMD_STATUS csMgmt_xmit(struct vnt_private *pDevice, //Set RrvTime/RTS/CTS Buffer if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet - pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize); + pvRrvTime = (struct vnt_rrv_time_cts *) (pbyTxBufferAddr + wTxBufSize); pMICHDR = NULL; - pvRTS = NULL; - pCTS = (PSCTS) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS)); - pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + sizeof(SCTS)); - cbHeaderSize = wTxBufSize + sizeof(SRrvTime_gCTS) + sizeof(SCTS) + sizeof(STxDataHead_g); + rts_cts = (struct vnt_cts *) (pbyTxBufferAddr + wTxBufSize + + sizeof(struct vnt_rrv_time_cts)); + pvTxDataHd = (struct vnt_tx_datahead_g *)(pbyTxBufferAddr + wTxBufSize + + sizeof(struct vnt_rrv_time_cts) + sizeof(struct vnt_cts)); + cbHeaderSize = wTxBufSize + sizeof(struct vnt_rrv_time_cts) + + sizeof(struct vnt_cts) + sizeof(struct vnt_tx_datahead_g); } else { // 802.11a/b packet - pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize); + pvRrvTime = (struct vnt_rrv_time_ab *) (pbyTxBufferAddr + wTxBufSize); pMICHDR = NULL; - pvRTS = NULL; - pCTS = NULL; - pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab)); - cbHeaderSize = wTxBufSize + sizeof(SRrvTime_ab) + sizeof(STxDataHead_ab); + pvTxDataHd = (struct vnt_tx_datahead_ab *) (pbyTxBufferAddr + + wTxBufSize + sizeof(struct vnt_rrv_time_ab)); + cbHeaderSize = wTxBufSize + sizeof(struct vnt_rrv_time_ab) + + sizeof(struct vnt_tx_datahead_ab); } - memset((void *)(pbyTxBufferAddr + wTxBufSize), 0, - (cbHeaderSize - wTxBufSize)); - memcpy(&(sEthHeader.h_dest[0]), &(pPacket->p80211Header->sA3.abyAddr1[0]), ETH_ALEN); @@ -1849,13 +1635,14 @@ CMD_STATUS csMgmt_xmit(struct vnt_private *pDevice, //========================= pTxBufHead->wFragCtl |= (u16)FRAGCTL_NONFRAG; - //Fill FIFO,RrvTime,RTS,and CTS - s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate, pbyTxBufferAddr, pvRrvTime, pvRTS, pCTS, - cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader); + /* Fill FIFO,RrvTime,RTS,and CTS */ + s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate, + pbyTxBufferAddr, pvRrvTime, rts_cts, + cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader, false); //Fill DataHead uDuration = s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, cbFrameSize, TYPE_TXDMA0, bNeedACK, - 0, 0, 1, AUTO_FB_NONE); + AUTO_FB_NONE); pMACHeader = (struct ieee80211_hdr *) (pbyTxBufferAddr + cbHeaderSize); @@ -1918,12 +1705,15 @@ CMD_STATUS csMgmt_xmit(struct vnt_private *pDevice, // This will cause AID-field of PS-POLL packet be incorrect (Because PS-POLL's AID field is // in the same place of other packet's Duration-field). // And it will cause Cisco-AP to issue Disassociation-packet - if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { - ((PSTxDataHead_g)pvTxDataHd)->wDuration_a = cpu_to_le16(pPacket->p80211Header->sA2.wDurationID); - ((PSTxDataHead_g)pvTxDataHd)->wDuration_b = cpu_to_le16(pPacket->p80211Header->sA2.wDurationID); - } else { - ((PSTxDataHead_ab)pvTxDataHd)->wDuration = cpu_to_le16(pPacket->p80211Header->sA2.wDurationID); - } + if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { + ((struct vnt_tx_datahead_g *)pvTxDataHd)->wDuration_a = + cpu_to_le16(pPacket->p80211Header->sA2.wDurationID); + ((struct vnt_tx_datahead_g *)pvTxDataHd)->wDuration_b = + cpu_to_le16(pPacket->p80211Header->sA2.wDurationID); + } else { + ((struct vnt_tx_datahead_ab *)pvTxDataHd)->wDuration = + cpu_to_le16(pPacket->p80211Header->sA2.wDurationID); + } } pTX_Buffer->wTxByteCount = cpu_to_le16((u16)(cbReqCount)); @@ -1948,60 +1738,60 @@ CMD_STATUS csMgmt_xmit(struct vnt_private *pDevice, CMD_STATUS csBeacon_xmit(struct vnt_private *pDevice, struct vnt_tx_mgmt *pPacket) { + struct vnt_beacon_buffer *pTX_Buffer; u32 cbFrameSize = pPacket->cbMPDULen + WLAN_FCS_LEN; u32 cbHeaderSize = 0; u16 wTxBufSize = sizeof(STxShortBufHead); PSTxShortBufHead pTxBufHead; struct ieee80211_hdr *pMACHeader; - PSTxDataHead_ab pTxDataHead; + struct vnt_tx_datahead_ab *pTxDataHead; u16 wCurrentRate; u32 cbFrameBodySize; u32 cbReqCount; - PBEACON_BUFFER pTX_Buffer; u8 *pbyTxBufferAddr; - PUSB_SEND_CONTEXT pContext; + struct vnt_usb_send_context *pContext; CMD_STATUS status; - pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); + pContext = (struct vnt_usb_send_context *)s_vGetFreeContext(pDevice); if (NULL == pContext) { status = CMD_STATUS_RESOURCES; DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"ManagementSend TX...NO CONTEXT!\n"); return status ; } - pTX_Buffer = (PBEACON_BUFFER) (&pContext->Data[0]); + + pTX_Buffer = (struct vnt_beacon_buffer *)&pContext->Data[0]; pbyTxBufferAddr = (u8 *)&(pTX_Buffer->wFIFOCtl); cbFrameBodySize = pPacket->cbPayloadLen; pTxBufHead = (PSTxShortBufHead) pbyTxBufferAddr; wTxBufSize = sizeof(STxShortBufHead); - memset(pTxBufHead, 0, wTxBufSize); if (pDevice->byBBType == BB_TYPE_11A) { wCurrentRate = RATE_6M; - pTxDataHead = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize); + pTxDataHead = (struct vnt_tx_datahead_ab *) + (pbyTxBufferAddr + wTxBufSize); //Get SignalField,ServiceField,Length - BBvCalculateParameter(pDevice, cbFrameSize, wCurrentRate, PK_TYPE_11A, - (u16 *)&(pTxDataHead->wTransmitLength), (u8 *)&(pTxDataHead->byServiceField), (u8 *)&(pTxDataHead->bySignalField) - ); + BBvCalculateParameter(pDevice, cbFrameSize, wCurrentRate, PK_TYPE_11A, + &pTxDataHead->ab); //Get Duration and TimeStampOff - pTxDataHead->wDuration = cpu_to_le16((u16)s_uGetDataDuration(pDevice, DATADUR_A, cbFrameSize, PK_TYPE_11A, - wCurrentRate, false, 0, 0, 1, AUTO_FB_NONE)); - pTxDataHead->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]; - cbHeaderSize = wTxBufSize + sizeof(STxDataHead_ab); + pTxDataHead->wDuration = s_uGetDataDuration(pDevice, + PK_TYPE_11A, false); + pTxDataHead->wTimeStampOff = vnt_time_stamp_off(pDevice, wCurrentRate); + cbHeaderSize = wTxBufSize + sizeof(struct vnt_tx_datahead_ab); } else { wCurrentRate = RATE_1M; pTxBufHead->wFIFOCtl |= FIFOCTL_11B; - pTxDataHead = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize); + pTxDataHead = (struct vnt_tx_datahead_ab *) + (pbyTxBufferAddr + wTxBufSize); //Get SignalField,ServiceField,Length - BBvCalculateParameter(pDevice, cbFrameSize, wCurrentRate, PK_TYPE_11B, - (u16 *)&(pTxDataHead->wTransmitLength), (u8 *)&(pTxDataHead->byServiceField), (u8 *)&(pTxDataHead->bySignalField) - ); + BBvCalculateParameter(pDevice, cbFrameSize, wCurrentRate, PK_TYPE_11B, + &pTxDataHead->ab); //Get Duration and TimeStampOff - pTxDataHead->wDuration = cpu_to_le16((u16)s_uGetDataDuration(pDevice, DATADUR_B, cbFrameSize, PK_TYPE_11B, - wCurrentRate, false, 0, 0, 1, AUTO_FB_NONE)); - pTxDataHead->wTimeStampOff = wTimeStampOff[pDevice->byPreambleType%2][wCurrentRate%MAX_RATE]; - cbHeaderSize = wTxBufSize + sizeof(STxDataHead_ab); + pTxDataHead->wDuration = s_uGetDataDuration(pDevice, + PK_TYPE_11B, false); + pTxDataHead->wTimeStampOff = vnt_time_stamp_off(pDevice, wCurrentRate); + cbHeaderSize = wTxBufSize + sizeof(struct vnt_tx_datahead_ab); } //Generate Beacon Header @@ -2032,9 +1822,11 @@ CMD_STATUS csBeacon_xmit(struct vnt_private *pDevice, void vDMA0_tx_80211(struct vnt_private *pDevice, struct sk_buff *skb) { struct vnt_manager *pMgmt = &pDevice->vnt_mgmt; + struct vnt_tx_buffer *pTX_Buffer; u8 byPktType; u8 *pbyTxBufferAddr; - void *pvRTS, *pvCTS, *pvTxDataHd; + void *rts_cts = NULL; + void *pvTxDataHd; u32 uDuration, cbReqCount; struct ieee80211_hdr *pMACHeader; u32 cbHeaderSize, cbFrameBodySize; @@ -2059,10 +1851,9 @@ void vDMA0_tx_80211(struct vnt_private *pDevice, struct sk_buff *skb) PSKeyItem pTransmitKey = NULL; u8 *pbyIVHead, *pbyPayloadHead, *pbyMacHdr; u32 cbExtSuppRate = 0; - PTX_BUFFER pTX_Buffer; - PUSB_SEND_CONTEXT pContext; + struct vnt_usb_send_context *pContext; - pvRrvTime = pMICHDR = pvRTS = pvCTS = pvTxDataHd = NULL; + pvRrvTime = pMICHDR = pvTxDataHd = NULL; if(skb->len <= WLAN_HDR_ADDR3_LEN) { cbFrameBodySize = 0; @@ -2072,7 +1863,7 @@ void vDMA0_tx_80211(struct vnt_private *pDevice, struct sk_buff *skb) } p80211Header = (PUWLAN_80211HDR)skb->data; - pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); + pContext = (struct vnt_usb_send_context *)s_vGetFreeContext(pDevice); if (NULL == pContext) { DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"DMA0 TX...NO CONTEXT!\n"); @@ -2080,11 +1871,10 @@ void vDMA0_tx_80211(struct vnt_private *pDevice, struct sk_buff *skb) return ; } - pTX_Buffer = (PTX_BUFFER)(&pContext->Data[0]); + pTX_Buffer = (struct vnt_tx_buffer *)&pContext->Data[0]; pbyTxBufferAddr = (u8 *)(&pTX_Buffer->adwTxKey[0]); pTxBufHead = (PSTxBufHead) pbyTxBufferAddr; wTxBufSize = sizeof(STxBufHead); - memset(pTxBufHead, 0, wTxBufSize); if (pDevice->byBBType == BB_TYPE_11A) { wCurrentRate = RATE_6M; @@ -2204,7 +1994,7 @@ void vDMA0_tx_80211(struct vnt_private *pDevice, struct sk_buff *skb) else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) { cbIVlen = 8;//RSN Header cbICVlen = 8;//MIC - cbMICHDR = sizeof(SMICHDRHead); + cbMICHDR = sizeof(struct vnt_mic_hdr); pTxBufHead->wFragCtl |= FRAGCTL_AES; pDevice->bAES = true; } @@ -2222,26 +2012,28 @@ void vDMA0_tx_80211(struct vnt_private *pDevice, struct sk_buff *skb) //the rest of pTxBufHead->wFragCtl:FragTyp will be set later in s_vFillFragParameter() if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {//802.11g packet - - pvRrvTime = (PSRrvTime_gCTS) (pbyTxBufferAddr + wTxBufSize); - pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS)); - pvRTS = NULL; - pvCTS = (PSCTS) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR); - pvTxDataHd = (PSTxDataHead_g) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS)); - cbHeaderSize = wTxBufSize + sizeof(SRrvTime_gCTS) + cbMICHDR + sizeof(SCTS) + sizeof(STxDataHead_g); + pvRrvTime = (struct vnt_rrv_time_cts *) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + + sizeof(struct vnt_rrv_time_cts)); + rts_cts = (struct vnt_cts *) (pbyTxBufferAddr + wTxBufSize + + sizeof(struct vnt_rrv_time_cts) + cbMICHDR); + pvTxDataHd = (struct vnt_tx_datahead_g *) (pbyTxBufferAddr + + wTxBufSize + sizeof(struct vnt_rrv_time_cts) + cbMICHDR + + sizeof(struct vnt_cts)); + cbHeaderSize = wTxBufSize + sizeof(struct vnt_rrv_time_cts) + cbMICHDR + + sizeof(struct vnt_cts) + sizeof(struct vnt_tx_datahead_g); } else {//802.11a/b packet - pvRrvTime = (PSRrvTime_ab) (pbyTxBufferAddr + wTxBufSize); - pMICHDR = (PSMICHDRHead) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab)); - pvRTS = NULL; - pvCTS = NULL; - pvTxDataHd = (PSTxDataHead_ab) (pbyTxBufferAddr + wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR); - cbHeaderSize = wTxBufSize + sizeof(SRrvTime_ab) + cbMICHDR + sizeof(STxDataHead_ab); + pvRrvTime = (struct vnt_rrv_time_ab *) (pbyTxBufferAddr + wTxBufSize); + pMICHDR = (struct vnt_mic_hdr *) (pbyTxBufferAddr + wTxBufSize + + sizeof(struct vnt_rrv_time_ab)); + pvTxDataHd = (struct vnt_tx_datahead_ab *)(pbyTxBufferAddr + + wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR); + cbHeaderSize = wTxBufSize + sizeof(struct vnt_rrv_time_ab) + cbMICHDR + + sizeof(struct vnt_tx_datahead_ab); } - memset((void *)(pbyTxBufferAddr + wTxBufSize), 0, - (cbHeaderSize - wTxBufSize)); memcpy(&(sEthHeader.h_dest[0]), &(p80211Header->sA3.abyAddr1[0]), ETH_ALEN); @@ -2253,13 +2045,14 @@ void vDMA0_tx_80211(struct vnt_private *pDevice, struct sk_buff *skb) //========================= pTxBufHead->wFragCtl |= (u16)FRAGCTL_NONFRAG; - //Fill FIFO,RrvTime,RTS,and CTS - s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate, pbyTxBufferAddr, pvRrvTime, pvRTS, pvCTS, - cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader); + /* Fill FIFO,RrvTime,RTS,and CTS */ + s_vGenerateTxParameter(pDevice, byPktType, wCurrentRate, + pbyTxBufferAddr, pvRrvTime, rts_cts, + cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader, false); //Fill DataHead uDuration = s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, cbFrameSize, TYPE_TXDMA0, bNeedACK, - 0, 0, 1, AUTO_FB_NONE); + AUTO_FB_NONE); pMACHeader = (struct ieee80211_hdr *) (pbyTxBufferAddr + cbHeaderSize); @@ -2345,7 +2138,7 @@ void vDMA0_tx_80211(struct vnt_private *pDevice, struct sk_buff *skb) } s_vFillTxKey(pDevice, (u8 *)(pTxBufHead->adwTxKey), pbyIVHead, pTransmitKey, - pbyMacHdr, (u16)cbFrameBodySize, (u8 *)pMICHDR); + pbyMacHdr, (u16)cbFrameBodySize, pMICHDR); if (pDevice->bEnableHostWEP) { pMgmt->sNodeDBTable[uNodeIndex].dwTSC47_16 = pTransmitKey->dwTSC47_16; @@ -2368,12 +2161,15 @@ void vDMA0_tx_80211(struct vnt_private *pDevice, struct sk_buff *skb) // This will cause AID-field of PS-POLL packet be incorrect (Because PS-POLL's AID field is // in the same place of other packet's Duration-field). // And it will cause Cisco-AP to issue Disassociation-packet - if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { - ((PSTxDataHead_g)pvTxDataHd)->wDuration_a = cpu_to_le16(p80211Header->sA2.wDurationID); - ((PSTxDataHead_g)pvTxDataHd)->wDuration_b = cpu_to_le16(p80211Header->sA2.wDurationID); - } else { - ((PSTxDataHead_ab)pvTxDataHd)->wDuration = cpu_to_le16(p80211Header->sA2.wDurationID); - } + if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) { + ((struct vnt_tx_datahead_g *)pvTxDataHd)->wDuration_a = + cpu_to_le16(p80211Header->sA2.wDurationID); + ((struct vnt_tx_datahead_g *)pvTxDataHd)->wDuration_b = + cpu_to_le16(p80211Header->sA2.wDurationID); + } else { + ((struct vnt_tx_datahead_ab *)pvTxDataHd)->wDuration = + cpu_to_le16(p80211Header->sA2.wDurationID); + } } pTX_Buffer->wTxByteCount = cpu_to_le16((u16)(cbReqCount)); @@ -2415,6 +2211,7 @@ int nsDMA_tx_packet(struct vnt_private *pDevice, { struct net_device_stats *pStats = &pDevice->stats; struct vnt_manager *pMgmt = &pDevice->vnt_mgmt; + struct vnt_tx_buffer *pTX_Buffer; u32 BytesToWrite = 0, uHeaderLen = 0; u32 uNodeIndex = 0; u8 byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80}; @@ -2428,9 +2225,8 @@ int nsDMA_tx_packet(struct vnt_private *pDevice, int bNeedDeAuth = false; u8 *pbyBSSID; int bNodeExist = false; - PUSB_SEND_CONTEXT pContext; + struct vnt_usb_send_context *pContext; bool fConvertedPacket; - PTX_BUFFER pTX_Buffer; u32 status; u16 wKeepRate = pDevice->wCurrentRate; int bTxeapol_key = false; @@ -2500,7 +2296,7 @@ int nsDMA_tx_packet(struct vnt_private *pDevice, } } - pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); + pContext = (struct vnt_usb_send_context *)s_vGetFreeContext(pDevice); if (pContext == NULL) { DBG_PRT(MSG_LEVEL_DEBUG, KERN_DEBUG" pContext == NULL\n"); @@ -2738,8 +2534,10 @@ int nsDMA_tx_packet(struct vnt_private *pDevice, } } + pTX_Buffer = (struct vnt_tx_buffer *)&pContext->Data[0]; + fConvertedPacket = s_bPacketToWirelessUsb(pDevice, byPktType, - (u8 *)(&pContext->Data[0]), bNeedEncryption, + pTX_Buffer, bNeedEncryption, skb->len, uDMAIdx, &pDevice->sTxEthHeader, (u8 *)skb->data, pTransmitKey, uNodeIndex, pDevice->wCurrentRate, @@ -2761,7 +2559,6 @@ int nsDMA_tx_packet(struct vnt_private *pDevice, } } - pTX_Buffer = (PTX_BUFFER)&(pContext->Data[0]); pTX_Buffer->byPKTNO = (u8) (((pDevice->wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F)); pTX_Buffer->wTxByteCount = (u16)BytesToWrite; @@ -2808,20 +2605,20 @@ int bRelayPacketSend(struct vnt_private *pDevice, u8 *pbySkbData, u32 uDataLen, u32 uNodeIndex) { struct vnt_manager *pMgmt = &pDevice->vnt_mgmt; + struct vnt_tx_buffer *pTX_Buffer; u32 BytesToWrite = 0, uHeaderLen = 0; u8 byPktType = PK_TYPE_11B; int bNeedEncryption = false; SKeyItem STempKey; PSKeyItem pTransmitKey = NULL; u8 *pbyBSSID; - PUSB_SEND_CONTEXT pContext; + struct vnt_usb_send_context *pContext; u8 byPktTyp; int fConvertedPacket; - PTX_BUFFER pTX_Buffer; u32 status; u16 wKeepRate = pDevice->wCurrentRate; - pContext = (PUSB_SEND_CONTEXT)s_vGetFreeContext(pDevice); + pContext = (struct vnt_usb_send_context *)s_vGetFreeContext(pDevice); if (NULL == pContext) { return false; @@ -2898,8 +2695,10 @@ int bRelayPacketSend(struct vnt_private *pDevice, u8 *pbySkbData, u32 uDataLen, // Convert the packet to an usb frame and copy into our buffer // and send the irp. + pTX_Buffer = (struct vnt_tx_buffer *)&pContext->Data[0]; + fConvertedPacket = s_bPacketToWirelessUsb(pDevice, byPktType, - (u8 *)(&pContext->Data[0]), bNeedEncryption, + pTX_Buffer, bNeedEncryption, uDataLen, TYPE_AC0DMA, &pDevice->sTxEthHeader, pbySkbData, pTransmitKey, uNodeIndex, pDevice->wCurrentRate, @@ -2911,7 +2710,6 @@ int bRelayPacketSend(struct vnt_private *pDevice, u8 *pbySkbData, u32 uDataLen, return false; } - pTX_Buffer = (PTX_BUFFER)&(pContext->Data[0]); pTX_Buffer->byPKTNO = (u8) (((pDevice->wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F)); pTX_Buffer->wTxByteCount = (u16)BytesToWrite; |