From a90186e4580925a1c80ed847ae9f7ceb79a39115 Mon Sep 17 00:00:00 2001 From: Malcolm Priestley Date: Tue, 1 Oct 2013 15:58:54 +0100 Subject: [PATCH] staging: vt6656: rxtx.c add no rts struct vnt_tx_datahead_a_fb Add no rts/cts vnt_tx_datahead_a_fb to union vnt_tx_data_head. The need_mic now applies to all modes of packet type PK_TYPE_11A. and return vnt_rxtx_datahead_a_fb in s_vGenerateTxParameter This removes pvTxDataHd pointer assignment. Signed-off-by: Malcolm Priestley Signed-off-by: Greg Kroah-Hartman --- drivers/staging/vt6656/rxtx.c | 30 ++++++++++-------------------- drivers/staging/vt6656/rxtx.h | 2 ++ 2 files changed, 12 insertions(+), 20 deletions(-) diff --git a/drivers/staging/vt6656/rxtx.c b/drivers/staging/vt6656/rxtx.c index a64564c..5344009 100644 --- a/drivers/staging/vt6656/rxtx.c +++ b/drivers/staging/vt6656/rxtx.c @@ -581,13 +581,6 @@ static u32 s_uFillDataHead(struct vnt_private *pDevice, } if (byPktType == PK_TYPE_11A) { - if (byFBOption != AUTO_FB_NONE) { - struct vnt_tx_datahead_a_fb *pBuf = - (struct vnt_tx_datahead_a_fb *)pTxDataHead; - - return vnt_rxtx_datahead_a_fb(pDevice, byPktType, wCurrentRate, - pBuf, cbFrameLength, bNeedAck); - } else { struct vnt_tx_datahead_ab *pBuf = (struct vnt_tx_datahead_ab *)pTxDataHead; //Get SignalField,ServiceField,Length @@ -599,7 +592,6 @@ static u32 s_uFillDataHead(struct vnt_private *pDevice, pBuf->wTimeStampOff = vnt_time_stamp_off(pDevice, wCurrentRate); return (pBuf->wDuration); - } } else if (byPktType == PK_TYPE_11B) { struct vnt_tx_datahead_ab *pBuf = @@ -940,6 +932,13 @@ static u16 s_vGenerateTxParameter(struct vnt_private *pDevice, } } else if (byPktType == PK_TYPE_11A) { + 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; + } + if (need_rts) { //Fill RsvTime struct vnt_rrv_time_ab *pBuf = &tx_buffer->tx_head.tx_ab.ab; @@ -949,13 +948,6 @@ static u16 s_vGenerateTxParameter(struct vnt_private *pDevice, pBuf->wTxRrvTime = vnt_rxtx_rsvtime_le16(pDevice, byPktType, cbFrameSize, wCurrentRate, bNeedACK); - 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, bNeedACK, psEthHeader, wCurrentRate, byFBOption); @@ -963,11 +955,11 @@ static u16 s_vGenerateTxParameter(struct vnt_private *pDevice, //Fill RsvTime struct vnt_rrv_time_ab *pBuf = &tx_buffer->tx_head.tx_ab.ab; - if (need_mic) - *mic_hdr = &tx_buffer->tx_head.tx_ab.tx.mic.hdr; - pBuf->wTxRrvTime = vnt_rxtx_rsvtime_le16(pDevice, PK_TYPE_11A, cbFrameSize, wCurrentRate, bNeedACK); + + return vnt_rxtx_datahead_a_fb(pDevice, byPktType, wCurrentRate, + &head->data_head_a_fb, cbFrameSize, bNeedACK); } } else if (byPktType == PK_TYPE_11B) { @@ -1209,8 +1201,6 @@ static int s_bPacketToWirelessUsb(struct vnt_private *pDevice, u8 byPktType, cbMICHDR + sizeof(struct vnt_rts_a_fb); } else if (bRTS == false) { //RTS_needless - 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); } diff --git a/drivers/staging/vt6656/rxtx.h b/drivers/staging/vt6656/rxtx.h index 3fd8507..d8f25d1 100644 --- a/drivers/staging/vt6656/rxtx.h +++ b/drivers/staging/vt6656/rxtx.h @@ -183,6 +183,8 @@ union vnt_tx_data_head { /* cts g */ struct vnt_cts cts_g; struct vnt_cts_fb cts_g_fb; + /* no rts/cts */ + struct vnt_tx_datahead_a_fb data_head_a_fb; }; struct vnt_tx_mic_hdr { -- 2.7.4