From b9cc2fc0209ccfbc14ef56a99693a47b84599ee0 Mon Sep 17 00:00:00 2001 From: Malcolm Priestley Date: Thu, 26 Sep 2013 18:57:34 +0100 Subject: [PATCH] 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 Signed-off-by: Greg Kroah-Hartman --- drivers/staging/vt6656/rxtx.c | 44 ++++++++++++++++++----------------- 1 file changed, 23 insertions(+), 21 deletions(-) diff --git a/drivers/staging/vt6656/rxtx.c b/drivers/staging/vt6656/rxtx.c index 7002b5d1734b..468a78b797fb 100644 --- a/drivers/staging/vt6656/rxtx.c +++ b/drivers/staging/vt6656/rxtx.c @@ -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)); -- 2.20.1