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staging: vt6656: rxtx.c Move rts_cts pointer assignment to s_vGenerateTxParameter 

Move rts/cts pointers to relevant vnt_tx_data_head position.

Remove old rts_cts pointers in calling functions.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Malcolm Priestley 2013-09-26 18:57:34 +01:00 committed by Greg Kroah-Hartman
parent f0e0d5051c
commit b9cc2fc020
1 changed files with 23 additions and 21 deletions
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44
drivers/staging/vt6656/rxtx.c
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@ -847,7 +847,7 @@ static void s_vGenerateTxParameter(struct vnt_private *pDevice,
struct ethhdr *psEthHeader, bool need_rts)
{
struct vnt_tx_fifo_head *pFifoHead = &tx_buffer->fifo_head;
union vnt_tx_data_head *head = rts_cts;
union vnt_tx_data_head *head = NULL;
u32 cbMACHdLen = WLAN_HDR_ADDR3_LEN; /* 24 */
u16 wFifoCtl;
u8 byFBOption = AUTO_FB_NONE;
@ -885,8 +885,13 @@ static void s_vGenerateTxParameter(struct vnt_private *pDevice,
pBuf->wTxRrvTime_b = vnt_rxtx_rsvtime_le16(pDevice,
PK_TYPE_11B, cbFrameSize, pDevice->byTopCCKBasicRate,
bNeedACK);
if (need_mic)
if (need_mic) {
*mic_hdr = &tx_buffer->tx_head.tx_rts.tx.mic.hdr;
head = &tx_buffer->tx_head.tx_rts.tx.mic.head;
} else {
head = &tx_buffer->tx_head.tx_rts.tx.head;
}
/* Fill RTS */
s_vFillRTSHead(pDevice, byPktType, head, cbFrameSize,
@ -904,8 +909,12 @@ static void s_vGenerateTxParameter(struct vnt_private *pDevice,
pBuf->wCTSTxRrvTime_ba = s_uGetRTSCTSRsvTime(pDevice, 3,
byPktType, cbFrameSize, wCurrentRate);
if (need_mic)
if (need_mic) {
*mic_hdr = &tx_buffer->tx_head.tx_cts.tx.mic.hdr;
head = &tx_buffer->tx_head.tx_cts.tx.mic.head;
} else {
head = &tx_buffer->tx_head.tx_cts.tx.head;
}
/* Fill CTS */
s_vFillCTSHead(pDevice, uDMAIdx, byPktType, head,
@ -921,8 +930,13 @@ static void s_vGenerateTxParameter(struct vnt_private *pDevice,
byPktType, cbFrameSize, wCurrentRate);
pBuf->wTxRrvTime = vnt_rxtx_rsvtime_le16(pDevice, byPktType,
cbFrameSize, wCurrentRate, bNeedACK);
if (need_mic)
if (need_mic) {
*mic_hdr = &tx_buffer->tx_head.tx_ab.tx.mic.hdr;
head = &tx_buffer->tx_head.tx_ab.tx.mic.head;
} else {
head = &tx_buffer->tx_head.tx_ab.tx.head;
}
/* Fill RTS */
s_vFillRTSHead(pDevice, byPktType, head, cbFrameSize,
@ -948,8 +962,12 @@ static void s_vGenerateTxParameter(struct vnt_private *pDevice,
pBuf->wTxRrvTime = vnt_rxtx_rsvtime_le16(pDevice, PK_TYPE_11B,
cbFrameSize, wCurrentRate, bNeedACK);
if (need_mic)
if (need_mic) {
*mic_hdr = &tx_buffer->tx_head.tx_ab.tx.mic.hdr;
head = &tx_buffer->tx_head.tx_ab.tx.mic.head;
} else {
head = &tx_buffer->tx_head.tx_ab.tx.head;
}
/* Fill RTS */
s_vFillRTSHead(pDevice, byPktType, head, cbFrameSize,
@ -1130,8 +1148,6 @@ 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
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));
@ -1140,8 +1156,6 @@ static int s_bPacketToWirelessUsb(struct vnt_private *pDevice, u8 byPktType,
sizeof(struct vnt_tx_datahead_g);
}
else { //RTS_needless
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));
@ -1152,8 +1166,6 @@ static int s_bPacketToWirelessUsb(struct vnt_private *pDevice, u8 byPktType,
} else {
// Auto Fall Back
if (bRTS == true) {//RTS_need
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));
@ -1162,8 +1174,6 @@ static int s_bPacketToWirelessUsb(struct vnt_private *pDevice, u8 byPktType,
sizeof(struct vnt_tx_datahead_g_fb);
}
else if (bRTS == false) { //RTS_needless
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));
@ -1176,8 +1186,6 @@ static int s_bPacketToWirelessUsb(struct vnt_private *pDevice, u8 byPktType,
else {//802.11a/b packet
if (byFBOption == AUTO_FB_NONE) {
if (bRTS == true) {//RTS_need
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));
@ -1194,8 +1202,6 @@ static int s_bPacketToWirelessUsb(struct vnt_private *pDevice, u8 byPktType,
} else {
// Auto Fall Back
if (bRTS == true) {//RTS_need
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));
@ -1597,8 +1603,6 @@ 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
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) +
@ -2003,8 +2007,6 @@ 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
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));