/******************************************************************************
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*
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* Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
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*
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*
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******************************************************************************/
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#define _RTL8723BU_XMIT_C_
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#include <rtl8723b_hal.h>
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s32 rtl8723bu_init_xmit_priv(_adapter *padapter)
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{
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struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
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#ifdef PLATFORM_LINUX
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tasklet_init(&pxmitpriv->xmit_tasklet,
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(void(*)(unsigned long))rtl8723bu_xmit_tasklet,
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(unsigned long)padapter);
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#endif
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return _SUCCESS;
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}
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void rtl8723bu_free_xmit_priv(_adapter *padapter)
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{
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}
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void _dbg_dump_tx_info(_adapter *padapter,int frame_tag,struct tx_desc *ptxdesc)
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{
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u8 bDumpTxPkt;
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u8 bDumpTxDesc = _FALSE;
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rtw_hal_get_def_var(padapter, HAL_DEF_DBG_DUMP_TXPKT, &(bDumpTxPkt));
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if(bDumpTxPkt ==1){//dump txdesc for data frame
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DBG_871X("dump tx_desc for data frame\n");
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if((frame_tag&0x0f) == DATA_FRAMETAG){
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bDumpTxDesc = _TRUE;
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}
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}
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else if(bDumpTxPkt ==2){//dump txdesc for mgnt frame
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DBG_871X("dump tx_desc for mgnt frame\n");
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if((frame_tag&0x0f) == MGNT_FRAMETAG){
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bDumpTxDesc = _TRUE;
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}
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}
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else if(bDumpTxPkt ==3){//dump early info
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}
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if(bDumpTxDesc){
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// ptxdesc->txdw4 = cpu_to_le32(0x00001006);//RTS Rate=24M
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// ptxdesc->txdw6 = 0x6666f800;
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DBG_8192C("=====================================\n");
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DBG_8192C("txdw0(0x%08x)\n",ptxdesc->txdw0);
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DBG_8192C("txdw1(0x%08x)\n",ptxdesc->txdw1);
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DBG_8192C("txdw2(0x%08x)\n",ptxdesc->txdw2);
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DBG_8192C("txdw3(0x%08x)\n",ptxdesc->txdw3);
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DBG_8192C("txdw4(0x%08x)\n",ptxdesc->txdw4);
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DBG_8192C("txdw5(0x%08x)\n",ptxdesc->txdw5);
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DBG_8192C("txdw6(0x%08x)\n",ptxdesc->txdw6);
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DBG_8192C("txdw7(0x%08x)\n",ptxdesc->txdw7);
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DBG_8192C("=====================================\n");
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}
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}
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int urb_zero_packet_chk(_adapter *padapter, int sz)
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{
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u8 blnSetTxDescOffset;
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HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter);
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blnSetTxDescOffset = (((sz + TXDESC_SIZE) % pHalData->UsbBulkOutSize) ==0)?1:0;
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return blnSetTxDescOffset;
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}
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void fill_txdesc_sectype(struct pkt_attrib *pattrib, struct tx_desc *ptxdesc)
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{
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if ((pattrib->encrypt > 0) && !pattrib->bswenc)
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{
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switch (pattrib->encrypt)
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{
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//SEC_TYPE
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case _WEP40_:
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case _WEP104_:
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ptxdesc->txdw1 |= cpu_to_le32((0x01<<22)&0x00c00000);
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break;
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case _TKIP_:
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case _TKIP_WTMIC_:
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//ptxdesc->txdw1 |= cpu_to_le32((0x02<<22)&0x00c00000);
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ptxdesc->txdw1 |= cpu_to_le32((0x01<<22)&0x00c00000);
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break;
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case _AES_:
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ptxdesc->txdw1 |= cpu_to_le32((0x03<<22)&0x00c00000);
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break;
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case _NO_PRIVACY_:
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default:
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break;
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}
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}
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}
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void fill_txdesc_vcs(struct pkt_attrib *pattrib, u32 *pdw)
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{
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//DBG_8192C("cvs_mode=%d\n", pattrib->vcs_mode);
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switch(pattrib->vcs_mode)
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{
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case RTS_CTS:
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*pdw |= cpu_to_le32(BIT(12));
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break;
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case CTS_TO_SELF:
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*pdw |= cpu_to_le32(BIT(11));
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break;
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case NONE_VCS:
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default:
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break;
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}
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if(pattrib->vcs_mode) {
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*pdw |= cpu_to_le32(BIT(13));
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// Set RTS BW
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if(pattrib->ht_en)
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{
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*pdw |= (pattrib->bwmode&CHANNEL_WIDTH_40)? cpu_to_le32(BIT(27)):0;
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if(pattrib->ch_offset == HAL_PRIME_CHNL_OFFSET_LOWER)
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*pdw |= cpu_to_le32((0x01<<28)&0x30000000);
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else if(pattrib->ch_offset == HAL_PRIME_CHNL_OFFSET_UPPER)
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*pdw |= cpu_to_le32((0x02<<28)&0x30000000);
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else if(pattrib->ch_offset == HAL_PRIME_CHNL_OFFSET_DONT_CARE)
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*pdw |= 0;
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else
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*pdw |= cpu_to_le32((0x03<<28)&0x30000000);
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}
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}
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}
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void fill_txdesc_phy(struct pkt_attrib *pattrib, u32 *pdw)
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{
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//DBG_8192C("bwmode=%d, ch_off=%d\n", pattrib->bwmode, pattrib->ch_offset);
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if(pattrib->ht_en)
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{
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*pdw |= (pattrib->bwmode&CHANNEL_WIDTH_40)? cpu_to_le32(BIT(25)):0;
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if(pattrib->ch_offset == HAL_PRIME_CHNL_OFFSET_LOWER)
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*pdw |= cpu_to_le32((0x01<<20)&0x003f0000);
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else if(pattrib->ch_offset == HAL_PRIME_CHNL_OFFSET_UPPER)
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*pdw |= cpu_to_le32((0x02<<20)&0x003f0000);
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else if(pattrib->ch_offset == HAL_PRIME_CHNL_OFFSET_DONT_CARE)
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*pdw |= 0;
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else
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*pdw |= cpu_to_le32((0x03<<20)&0x003f0000);
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}
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}
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static s32 update_txdesc(struct xmit_frame *pxmitframe, u8 *pmem, s32 sz, u8 bagg_pkt)
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{
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int pull=0;
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_adapter *padapter = pxmitframe->padapter;
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struct tx_desc *ptxdesc = (struct tx_desc *)pmem;
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#if 0
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uint qsel;
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struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
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struct pkt_attrib *pattrib = &pxmitframe->attrib;
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HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter);
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struct ht_priv *phtpriv = &pmlmepriv->htpriv;
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struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
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struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
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sint bmcst = IS_MCAST(pattrib->ra);
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#ifdef CONFIG_P2P
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struct wifidirect_info* pwdinfo = &padapter->wdinfo;
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#endif //CONFIG_P2P
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#endif
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#ifndef CONFIG_USE_USB_BUFFER_ALLOC_TX
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if ((PACKET_OFFSET_SZ != 0)
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&& (_FALSE == bagg_pkt)
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&& (urb_zero_packet_chk(padapter, sz) == 0)) {
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ptxdesc = (struct tx_desc *)(pmem + PACKET_OFFSET_SZ);
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pull = 1;
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pxmitframe->pkt_offset --;
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}
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#endif // CONFIG_USE_USB_BUFFER_ALLOC_TX
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_rtw_memset(ptxdesc, 0, sizeof(struct tx_desc));
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rtl8723b_update_txdesc(pxmitframe, (u8 *)ptxdesc);
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_dbg_dump_tx_info(padapter,pxmitframe->frame_tag,ptxdesc);
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return pull;
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}
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#ifdef CONFIG_XMIT_THREAD_MODE
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/*
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* Description
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* Transmit xmitbuf to hardware tx fifo
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*
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* Return
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* _SUCCESS ok
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* _FAIL something error
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*/
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s32 rtl8723bu_xmit_buf_handler(PADAPTER padapter)
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{
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//PHAL_DATA_TYPE phal;
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struct xmit_priv *pxmitpriv;
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struct xmit_buf *pxmitbuf;
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s32 ret;
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//phal = GET_HAL_DATA(padapter);
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pxmitpriv = &padapter->xmitpriv;
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ret = _rtw_down_sema(&pxmitpriv->xmit_sema);
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if (_FAIL == ret) {
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RT_TRACE(_module_hal_xmit_c_, _drv_emerg_,
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("%s: down SdioXmitBufSema fail!\n", __FUNCTION__));
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return _FAIL;
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}
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if (RTW_CANNOT_RUN(padapter)) {
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RT_TRACE(_module_hal_xmit_c_, _drv_notice_
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, ("%s: bDriverStopped(%s) bSurpriseRemoved(%s)!\n"
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, __func__
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, rtw_is_drv_stopped(padapter)?"True":"False"
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, rtw_is_surprise_removed(padapter)?"True":"False"));
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return _FAIL;
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}
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if(check_pending_xmitbuf(pxmitpriv) == _FALSE)
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return _SUCCESS;
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#ifdef CONFIG_LPS_LCLK
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ret = rtw_register_tx_alive(padapter);
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if (ret != _SUCCESS) {
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RT_TRACE(_module_hal_xmit_c_, _drv_notice_,
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("%s: wait to leave LPS_LCLK\n", __FUNCTION__));
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return _SUCCESS;
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}
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#endif
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do {
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pxmitbuf = dequeue_pending_xmitbuf(pxmitpriv);
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if (pxmitbuf == NULL) break;
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rtw_write_port(padapter, pxmitbuf->ff_hwaddr, pxmitbuf->len, (unsigned char*)pxmitbuf);
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} while (1);
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#ifdef CONFIG_LPS_LCLK
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rtw_unregister_tx_alive(padapter);
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#endif
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return _SUCCESS;
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}
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#endif
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static s32 rtw_dump_xframe(_adapter *padapter, struct xmit_frame *pxmitframe)
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{
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s32 ret = _SUCCESS;
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s32 inner_ret = _SUCCESS;
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int t, sz, w_sz, pull=0;
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u8 *mem_addr;
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u32 ff_hwaddr;
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struct xmit_buf *pxmitbuf = pxmitframe->pxmitbuf;
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struct pkt_attrib *pattrib = &pxmitframe->attrib;
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struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
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struct security_priv *psecuritypriv = &padapter->securitypriv;
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if ((pxmitframe->frame_tag == DATA_FRAMETAG) &&
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(pxmitframe->attrib.ether_type != 0x0806) &&
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(pxmitframe->attrib.ether_type != 0x888e) &&
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(pxmitframe->attrib.dhcp_pkt != 1))
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{
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rtw_issue_addbareq_cmd(padapter, pxmitframe);
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}
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mem_addr = pxmitframe->buf_addr;
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RT_TRACE(_module_rtl871x_xmit_c_,_drv_info_,("rtw_dump_xframe()\n"));
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for (t = 0; t < pattrib->nr_frags; t++)
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{
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if (inner_ret != _SUCCESS && ret == _SUCCESS)
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ret = _FAIL;
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if (t != (pattrib->nr_frags - 1))
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{
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RT_TRACE(_module_rtl871x_xmit_c_,_drv_err_,("pattrib->nr_frags=%d\n", pattrib->nr_frags));
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sz = pxmitpriv->frag_len;
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sz = sz - 4 - (psecuritypriv->sw_encrypt ? 0 : pattrib->icv_len);
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}
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else //no frag
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{
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sz = pattrib->last_txcmdsz;
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}
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pull = update_txdesc(pxmitframe, mem_addr, sz, _FALSE);
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// rtl8723b_update_txdesc(pxmitframe, mem_addr+PACKET_OFFSET_SZ);
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if(pull)
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{
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mem_addr += PACKET_OFFSET_SZ; //pull txdesc head
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//pxmitbuf ->pbuf = mem_addr;
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pxmitframe->buf_addr = mem_addr;
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w_sz = sz + TXDESC_SIZE;
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}
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else
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{
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w_sz = sz + TXDESC_SIZE + PACKET_OFFSET_SZ;
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}
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ff_hwaddr = rtw_get_ff_hwaddr(pxmitframe);
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#ifdef CONFIG_XMIT_THREAD_MODE
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pxmitbuf->len = w_sz;
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pxmitbuf->ff_hwaddr = ff_hwaddr;
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enqueue_pending_xmitbuf(pxmitpriv, pxmitbuf);
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#else
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inner_ret = rtw_write_port(padapter, ff_hwaddr, w_sz, (unsigned char*)pxmitbuf);
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#endif
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rtw_count_tx_stats(padapter, pxmitframe, sz);
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RT_TRACE(_module_rtl871x_xmit_c_,_drv_info_,("rtw_write_port, w_sz=%d\n", w_sz));
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//DBG_8192C("rtw_write_port, w_sz=%d, sz=%d, txdesc_sz=%d, tid=%d\n", w_sz, sz, w_sz-sz, pattrib->priority);
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mem_addr += w_sz;
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mem_addr = (u8 *)RND4(((SIZE_PTR)(mem_addr)));
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}
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rtw_free_xmitframe(pxmitpriv, pxmitframe);
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if (ret != _SUCCESS)
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rtw_sctx_done_err(&pxmitbuf->sctx, RTW_SCTX_DONE_UNKNOWN);
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return ret;
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}
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#ifdef CONFIG_USB_TX_AGGREGATION
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static u32 xmitframe_need_length(struct xmit_frame *pxmitframe)
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{
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struct pkt_attrib *pattrib = &pxmitframe->attrib;
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u32 len = 0;
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// no consider fragement
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len = pattrib->hdrlen + pattrib->iv_len +
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SNAP_SIZE + sizeof(u16) +
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pattrib->pktlen +
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((pattrib->bswenc) ? pattrib->icv_len : 0);
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if(pattrib->encrypt ==_TKIP_)
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len += 8;
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return len;
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}
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#define IDEA_CONDITION 1 // check all packets before enqueue
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s32 rtl8723bu_xmitframe_complete(_adapter *padapter, struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf)
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{
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HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter);
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struct xmit_frame *pxmitframe = NULL;
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struct xmit_frame *pfirstframe = NULL;
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// aggregate variable
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struct hw_xmit *phwxmit;
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struct sta_info *psta = NULL;
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struct tx_servq *ptxservq = NULL;
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_irqL irqL;
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_list *xmitframe_plist = NULL, *xmitframe_phead = NULL;
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u32 pbuf; // next pkt address
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u32 pbuf_tail; // last pkt tail
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u32 len; // packet length, except TXDESC_SIZE and PKT_OFFSET
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u32 bulkSize = pHalData->UsbBulkOutSize;
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u8 descCount;
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u32 bulkPtr;
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// dump frame variable
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u32 ff_hwaddr;
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_list *sta_plist, *sta_phead;
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u8 single_sta_in_queue = _FALSE;
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#ifndef IDEA_CONDITION
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int res = _SUCCESS;
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#endif
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RT_TRACE(_module_rtl8192c_xmit_c_, _drv_info_, ("+xmitframe_complete\n"));
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// check xmitbuffer is ok
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if (pxmitbuf == NULL) {
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pxmitbuf = rtw_alloc_xmitbuf(pxmitpriv);
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if (pxmitbuf == NULL) return _FALSE;
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}
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//3 1. pick up first frame
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do {
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rtw_free_xmitframe(pxmitpriv, pxmitframe);
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pxmitframe = rtw_dequeue_xframe(pxmitpriv, pxmitpriv->hwxmits, pxmitpriv->hwxmit_entry);
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if (pxmitframe == NULL) {
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// no more xmit frame, release xmit buffer
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rtw_free_xmitbuf(pxmitpriv, pxmitbuf);
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return _FALSE;
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}
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#ifndef IDEA_CONDITION
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if (pxmitframe->frame_tag != DATA_FRAMETAG) {
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RT_TRACE(_module_rtl8192c_xmit_c_, _drv_err_,
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("xmitframe_complete: frame tag(%d) is not DATA_FRAMETAG(%d)!\n",
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pxmitframe->frame_tag, DATA_FRAMETAG));
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// rtw_free_xmitframe(pxmitpriv, pxmitframe);
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continue;
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}
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// TID 0~15
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if ((pxmitframe->attrib.priority < 0) ||
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(pxmitframe->attrib.priority > 15)) {
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RT_TRACE(_module_rtl8192c_xmit_c_, _drv_err_,
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("xmitframe_complete: TID(%d) should be 0~15!\n",
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pxmitframe->attrib.priority));
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// rtw_free_xmitframe(pxmitpriv, pxmitframe);
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continue;
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}
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#endif
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pxmitframe->pxmitbuf = pxmitbuf;
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pxmitframe->buf_addr = pxmitbuf->pbuf;
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pxmitbuf->priv_data = pxmitframe;
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/* pxmitframe->agg_num = 1; */ /* alloc xmitframe should assign to 1. */
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/* pxmitframe->pkt_offset = 1; */ /* first frame of aggregation, reserve offset */
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pxmitframe->pkt_offset = (PACKET_OFFSET_SZ/8);
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if (rtw_xmitframe_coalesce(padapter, pxmitframe->pkt, pxmitframe) == _FALSE) {
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DBG_871X("%s coalesce 1st xmitframe failed\n", __func__);
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continue;
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}
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|
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// always return ndis_packet after rtw_xmitframe_coalesce
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rtw_os_xmit_complete(padapter, pxmitframe);
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break;
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} while (1);
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//3 2. aggregate same priority and same DA(AP or STA) frames
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pfirstframe = pxmitframe;
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len = xmitframe_need_length(pfirstframe) + TXDESC_OFFSET;
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pbuf_tail = len;
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pbuf = _RND8(pbuf_tail);
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// check pkt amount in one bluk
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descCount = 0;
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bulkPtr = bulkSize;
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if (pbuf < bulkPtr)
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descCount++;
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else {
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descCount = 0;
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bulkPtr = ((pbuf / bulkSize) + 1) * bulkSize; // round to next bulkSize
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}
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// dequeue same priority packet from station tx queue
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psta = pfirstframe->attrib.psta;
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switch (pfirstframe->attrib.priority) {
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case 1:
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case 2:
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ptxservq = &(psta->sta_xmitpriv.bk_q);
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phwxmit = pxmitpriv->hwxmits + 3;
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break;
|
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case 4:
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case 5:
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ptxservq = &(psta->sta_xmitpriv.vi_q);
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phwxmit = pxmitpriv->hwxmits + 1;
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break;
|
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case 6:
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case 7:
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ptxservq = &(psta->sta_xmitpriv.vo_q);
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phwxmit = pxmitpriv->hwxmits;
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break;
|
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case 0:
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case 3:
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default:
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ptxservq = &(psta->sta_xmitpriv.be_q);
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phwxmit = pxmitpriv->hwxmits + 2;
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break;
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}
|
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_enter_critical_bh(&pxmitpriv->lock, &irqL);
|
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sta_phead = get_list_head(phwxmit->sta_queue);
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sta_plist = get_next(sta_phead);
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single_sta_in_queue = rtw_end_of_queue_search(sta_phead, get_next(sta_plist));
|
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xmitframe_phead = get_list_head(&ptxservq->sta_pending);
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xmitframe_plist = get_next(xmitframe_phead);
|
while (rtw_end_of_queue_search(xmitframe_phead, xmitframe_plist) == _FALSE)
|
{
|
pxmitframe = LIST_CONTAINOR(xmitframe_plist, struct xmit_frame, list);
|
xmitframe_plist = get_next(xmitframe_plist);
|
|
if(_FAIL == rtw_hal_busagg_qsel_check(padapter,pfirstframe->attrib.qsel,pxmitframe->attrib.qsel))
|
break;
|
|
len = xmitframe_need_length(pxmitframe) + TXDESC_SIZE; // no offset
|
if (pbuf + len > MAX_XMITBUF_SZ) break;
|
|
rtw_list_delete(&pxmitframe->list);
|
ptxservq->qcnt--;
|
phwxmit->accnt--;
|
|
#ifndef IDEA_CONDITION
|
// suppose only data frames would be in queue
|
if (pxmitframe->frame_tag != DATA_FRAMETAG) {
|
RT_TRACE(_module_rtl8192c_xmit_c_, _drv_err_,
|
("xmitframe_complete: frame tag(%d) is not DATA_FRAMETAG(%d)!\n",
|
pxmitframe->frame_tag, DATA_FRAMETAG));
|
rtw_free_xmitframe(pxmitpriv, pxmitframe);
|
continue;
|
}
|
|
// TID 0~15
|
if ((pxmitframe->attrib.priority < 0) ||
|
(pxmitframe->attrib.priority > 15)) {
|
RT_TRACE(_module_rtl8192c_xmit_c_, _drv_err_,
|
("xmitframe_complete: TID(%d) should be 0~15!\n",
|
pxmitframe->attrib.priority));
|
rtw_free_xmitframe(pxmitpriv, pxmitframe);
|
continue;
|
}
|
#endif
|
|
// pxmitframe->pxmitbuf = pxmitbuf;
|
pxmitframe->buf_addr = pxmitbuf->pbuf + pbuf;
|
|
pxmitframe->agg_num = 0; // not first frame of aggregation
|
pxmitframe->pkt_offset = 0; // not first frame of aggregation, no need to reserve offset
|
|
if (rtw_xmitframe_coalesce(padapter, pxmitframe->pkt, pxmitframe) == _FALSE) {
|
DBG_871X("%s coalesce failed \n",__FUNCTION__);
|
rtw_free_xmitframe(pxmitpriv, pxmitframe);
|
continue;
|
}
|
|
|
// always return ndis_packet after rtw_xmitframe_coalesce
|
rtw_os_xmit_complete(padapter, pxmitframe);
|
|
// (len - TXDESC_SIZE) == pxmitframe->attrib.last_txcmdsz
|
update_txdesc(pxmitframe, pxmitframe->buf_addr, pxmitframe->attrib.last_txcmdsz, _TRUE);
|
|
// don't need xmitframe any more
|
rtw_free_xmitframe(pxmitpriv, pxmitframe);
|
|
// handle pointer and stop condition
|
pbuf_tail = pbuf + len;
|
pbuf = _RND8(pbuf_tail);
|
|
pfirstframe->agg_num++;
|
if (MAX_TX_AGG_PACKET_NUMBER == pfirstframe->agg_num)
|
break;
|
|
if (pbuf < bulkPtr) {
|
descCount++;
|
if (descCount == pHalData->UsbTxAggDescNum)
|
break;
|
} else {
|
descCount = 0;
|
bulkPtr = ((pbuf / bulkSize) + 1) * bulkSize;
|
}
|
}
|
if (_rtw_queue_empty(&ptxservq->sta_pending) == _TRUE)
|
rtw_list_delete(&ptxservq->tx_pending);
|
else if (single_sta_in_queue == _FALSE) {
|
/* Re-arrange the order of stations in this ac queue to balance the service for these stations */
|
rtw_list_delete(&ptxservq->tx_pending);
|
rtw_list_insert_tail(&ptxservq->tx_pending, get_list_head(phwxmit->sta_queue));
|
}
|
|
_exit_critical_bh(&pxmitpriv->lock, &irqL);
|
|
if ((pfirstframe->attrib.ether_type != 0x0806) &&
|
(pfirstframe->attrib.ether_type != 0x888e) &&
|
(pfirstframe->attrib.dhcp_pkt != 1))
|
{
|
rtw_issue_addbareq_cmd(padapter, pfirstframe);
|
}
|
|
#ifndef CONFIG_USE_USB_BUFFER_ALLOC_TX
|
//3 3. update first frame txdesc
|
if ((PACKET_OFFSET_SZ != 0)
|
&& (pbuf_tail % bulkSize) == 0) {
|
// remove pkt_offset
|
pbuf_tail -= PACKET_OFFSET_SZ;
|
pfirstframe->buf_addr += PACKET_OFFSET_SZ;
|
pfirstframe->pkt_offset = 0;
|
}
|
#endif // CONFIG_USE_USB_BUFFER_ALLOC_TX
|
update_txdesc(pfirstframe, pfirstframe->buf_addr, pfirstframe->attrib.last_txcmdsz, _TRUE);
|
|
//3 4. write xmit buffer to USB FIFO
|
ff_hwaddr = rtw_get_ff_hwaddr(pfirstframe);
|
|
// xmit address == ((xmit_frame*)pxmitbuf->priv_data)->buf_addr
|
rtw_write_port(padapter, ff_hwaddr, pbuf_tail, (u8*)pxmitbuf);
|
|
|
//3 5. update statisitc
|
pbuf_tail -= (pfirstframe->agg_num * TXDESC_SIZE);
|
if (pfirstframe->pkt_offset == 1) pbuf_tail -= PACKET_OFFSET_SZ;
|
|
rtw_count_tx_stats(padapter, pfirstframe, pbuf_tail);
|
|
rtw_free_xmitframe(pxmitpriv, pfirstframe);
|
|
return _TRUE;
|
}
|
|
#else
|
|
s32 rtl8723bu_xmitframe_complete(_adapter *padapter, struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf)
|
{
|
|
struct hw_xmit *phwxmits;
|
sint hwentry;
|
struct xmit_frame *pxmitframe=NULL;
|
int res=_SUCCESS, xcnt = 0;
|
|
phwxmits = pxmitpriv->hwxmits;
|
hwentry = pxmitpriv->hwxmit_entry;
|
|
RT_TRACE(_module_rtl871x_xmit_c_,_drv_info_,("xmitframe_complete()\n"));
|
|
if(pxmitbuf==NULL)
|
{
|
pxmitbuf = rtw_alloc_xmitbuf(pxmitpriv);
|
if(!pxmitbuf)
|
{
|
return _FALSE;
|
}
|
}
|
|
|
do
|
{
|
pxmitframe = rtw_dequeue_xframe(pxmitpriv, phwxmits, hwentry);
|
|
if(pxmitframe)
|
{
|
pxmitframe->pxmitbuf = pxmitbuf;
|
|
pxmitframe->buf_addr = pxmitbuf->pbuf;
|
|
pxmitbuf->priv_data = pxmitframe;
|
|
if((pxmitframe->frame_tag&0x0f) == DATA_FRAMETAG)
|
{
|
if(pxmitframe->attrib.priority<=15)//TID0~15
|
{
|
res = rtw_xmitframe_coalesce(padapter, pxmitframe->pkt, pxmitframe);
|
}
|
|
rtw_os_xmit_complete(padapter, pxmitframe);//always return ndis_packet after rtw_xmitframe_coalesce
|
}
|
|
|
RT_TRACE(_module_rtl871x_xmit_c_,_drv_info_,("xmitframe_complete(): rtw_dump_xframe\n"));
|
|
|
if(res == _SUCCESS)
|
{
|
rtw_dump_xframe(padapter, pxmitframe);
|
}
|
else
|
{
|
rtw_free_xmitbuf(pxmitpriv, pxmitbuf);
|
rtw_free_xmitframe(pxmitpriv, pxmitframe);
|
}
|
|
xcnt++;
|
|
}
|
else
|
{
|
rtw_free_xmitbuf(pxmitpriv, pxmitbuf);
|
return _FALSE;
|
}
|
|
break;
|
|
}while(0/*xcnt < (NR_XMITFRAME >> 3)*/);
|
|
return _TRUE;
|
|
}
|
#endif
|
|
|
|
static s32 xmitframe_direct(_adapter *padapter, struct xmit_frame *pxmitframe)
|
{
|
s32 res = _SUCCESS;
|
|
|
res = rtw_xmitframe_coalesce(padapter, pxmitframe->pkt, pxmitframe);
|
if (res == _SUCCESS) {
|
rtw_dump_xframe(padapter, pxmitframe);
|
}
|
|
return res;
|
}
|
|
/*
|
* Return
|
* _TRUE dump packet directly
|
* _FALSE enqueue packet
|
*/
|
static s32 pre_xmitframe(_adapter *padapter, struct xmit_frame *pxmitframe)
|
{
|
_irqL irqL;
|
s32 res;
|
struct xmit_buf *pxmitbuf = NULL;
|
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
|
struct pkt_attrib *pattrib = &pxmitframe->attrib;
|
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
|
u8 lg_sta_num;
|
|
_enter_critical_bh(&pxmitpriv->lock, &irqL);
|
|
if (rtw_txframes_sta_ac_pending(padapter, pattrib) > 0)
|
goto enqueue;
|
|
if (rtw_xmit_ac_blocked(padapter) == _TRUE)
|
goto enqueue;
|
|
rtw_dev_iface_status(padapter, NULL, NULL , &lg_sta_num, NULL, NULL);
|
if (lg_sta_num)
|
goto enqueue;
|
|
pxmitbuf = rtw_alloc_xmitbuf(pxmitpriv);
|
if (pxmitbuf == NULL)
|
goto enqueue;
|
|
_exit_critical_bh(&pxmitpriv->lock, &irqL);
|
|
pxmitframe->pxmitbuf = pxmitbuf;
|
pxmitframe->buf_addr = pxmitbuf->pbuf;
|
pxmitbuf->priv_data = pxmitframe;
|
|
if (xmitframe_direct(padapter, pxmitframe) != _SUCCESS) {
|
rtw_free_xmitbuf(pxmitpriv, pxmitbuf);
|
rtw_free_xmitframe(pxmitpriv, pxmitframe);
|
}
|
|
return _TRUE;
|
|
enqueue:
|
res = rtw_xmitframe_enqueue(padapter, pxmitframe);
|
_exit_critical_bh(&pxmitpriv->lock, &irqL);
|
|
if (res != _SUCCESS) {
|
RT_TRACE(_module_xmit_osdep_c_, _drv_err_, ("pre_xmitframe: enqueue xmitframe fail\n"));
|
rtw_free_xmitframe(pxmitpriv, pxmitframe);
|
|
pxmitpriv->tx_drop++;
|
return _TRUE;
|
}
|
|
return _FALSE;
|
}
|
|
s32 rtl8723bu_mgnt_xmit(_adapter *padapter, struct xmit_frame *pmgntframe)
|
{
|
return rtw_dump_xframe(padapter, pmgntframe);
|
}
|
|
/*
|
* Return
|
* _TRUE dump packet directly ok
|
* _FALSE temporary can't transmit packets to hardware
|
*/
|
s32 rtl8723bu_hal_xmit(_adapter *padapter, struct xmit_frame *pxmitframe)
|
{
|
return pre_xmitframe(padapter, pxmitframe);
|
}
|
|
s32 rtl8723bu_hal_xmitframe_enqueue(_adapter *padapter, struct xmit_frame *pxmitframe)
|
{
|
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
|
s32 err;
|
|
if ((err=rtw_xmitframe_enqueue(padapter, pxmitframe)) != _SUCCESS)
|
{
|
rtw_free_xmitframe(pxmitpriv, pxmitframe);
|
|
pxmitpriv->tx_drop++;
|
}
|
else
|
{
|
#ifdef PLATFORM_LINUX
|
tasklet_hi_schedule(&pxmitpriv->xmit_tasklet);
|
#endif
|
}
|
|
return err;
|
|
}
|
|
|
#ifdef CONFIG_HOSTAPD_MLME
|
|
static void rtl8723bu_hostap_mgnt_xmit_cb(struct urb *urb)
|
{
|
#ifdef PLATFORM_LINUX
|
struct sk_buff *skb = (struct sk_buff *)urb->context;
|
|
//DBG_8192C("%s\n", __FUNCTION__);
|
|
rtw_skb_free(skb);
|
#endif
|
}
|
|
s32 rtl8723bu_hostap_mgnt_xmit_entry(_adapter *padapter, _pkt *pkt)
|
{
|
#ifdef PLATFORM_LINUX
|
u16 fc;
|
int rc, len, pipe;
|
unsigned int bmcst, tid, qsel;
|
struct sk_buff *skb, *pxmit_skb;
|
struct urb *urb;
|
unsigned char *pxmitbuf;
|
struct tx_desc *ptxdesc;
|
struct ieee80211_hdr *tx_hdr;
|
struct hostapd_priv *phostapdpriv = padapter->phostapdpriv;
|
struct net_device *pnetdev = padapter->pnetdev;
|
HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter);
|
struct dvobj_priv *pdvobj = adapter_to_dvobj(padapter);
|
|
|
//DBG_8192C("%s\n", __FUNCTION__);
|
|
skb = pkt;
|
|
len = skb->len;
|
tx_hdr = (struct ieee80211_hdr *)(skb->data);
|
fc = le16_to_cpu(tx_hdr->frame_ctl);
|
bmcst = IS_MCAST(tx_hdr->addr1);
|
|
if ((fc & IEEE80211_FCTL_FTYPE) != IEEE80211_FTYPE_MGMT)
|
goto _exit;
|
|
pxmit_skb = rtw_skb_alloc(len + TXDESC_SIZE);
|
|
if(!pxmit_skb)
|
goto _exit;
|
|
pxmitbuf = pxmit_skb->data;
|
|
urb = usb_alloc_urb(0, GFP_ATOMIC);
|
if (!urb) {
|
goto _exit;
|
}
|
|
// ----- fill tx desc -----
|
ptxdesc = (struct tx_desc *)pxmitbuf;
|
_rtw_memset(ptxdesc, 0, sizeof(*ptxdesc));
|
|
//offset 0
|
ptxdesc->txdw0 |= cpu_to_le32(len&0x0000ffff);
|
ptxdesc->txdw0 |= cpu_to_le32(((TXDESC_SIZE+OFFSET_SZ)<<OFFSET_SHT)&0x00ff0000);//default = 32 bytes for TX Desc
|
ptxdesc->txdw0 |= cpu_to_le32(OWN | FSG | LSG);
|
|
if(bmcst)
|
{
|
ptxdesc->txdw0 |= cpu_to_le32(BIT(24));
|
}
|
|
//offset 4
|
ptxdesc->txdw1 |= cpu_to_le32(0x00);//MAC_ID
|
|
ptxdesc->txdw1 |= cpu_to_le32((0x12<<QSEL_SHT)&0x00001f00);
|
|
ptxdesc->txdw1 |= cpu_to_le32((0x06<< 16) & 0x000f0000);//b mode
|
|
//offset 8
|
|
//offset 12
|
ptxdesc->txdw3 |= cpu_to_le32((le16_to_cpu(tx_hdr->seq_ctl)<<16)&0xffff0000);
|
|
//offset 16
|
ptxdesc->txdw4 |= cpu_to_le32(BIT(8));//driver uses rate
|
|
//offset 20
|
|
|
//HW append seq
|
ptxdesc->txdw4 |= cpu_to_le32(BIT(7)); // Hw set sequence number
|
ptxdesc->txdw3 |= cpu_to_le32((8 <<28)); //set bit3 to 1. Suugested by TimChen. 2009.12.29.
|
|
|
rtl8723b_cal_txdesc_chksum(ptxdesc);
|
// ----- end of fill tx desc -----
|
|
//
|
skb_put(pxmit_skb, len + TXDESC_SIZE);
|
pxmitbuf = pxmitbuf + TXDESC_SIZE;
|
_rtw_memcpy(pxmitbuf, skb->data, len);
|
|
//DBG_8192C("mgnt_xmit, len=%x\n", pxmit_skb->len);
|
|
|
// ----- prepare urb for submit -----
|
|
//translate DMA FIFO addr to pipehandle
|
//pipe = ffaddr2pipehdl(pdvobj, MGT_QUEUE_INX);
|
pipe = usb_sndbulkpipe(pdvobj->pusbdev, pHalData->Queue2EPNum[(u8)MGT_QUEUE_INX]&0x0f);
|
|
usb_fill_bulk_urb(urb, pdvobj->pusbdev, pipe,
|
pxmit_skb->data, pxmit_skb->len, rtl8723bu_hostap_mgnt_xmit_cb, pxmit_skb);
|
|
urb->transfer_flags |= URB_ZERO_PACKET;
|
usb_anchor_urb(urb, &phostapdpriv->anchored);
|
rc = usb_submit_urb(urb, GFP_ATOMIC);
|
if (rc < 0) {
|
usb_unanchor_urb(urb);
|
kfree_skb(skb);
|
}
|
usb_free_urb(urb);
|
|
|
_exit:
|
|
rtw_skb_free(skb);
|
|
#endif
|
|
return 0;
|
|
}
|
#endif
|
