/****************************************************************************** * * Copyright(c) 2007 - 2013 Realtek Corporation. All rights reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms of version 2 of the GNU General Public License as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License along with * this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA * * ******************************************************************************/ #define _HCI_OPS_OS_C_ //#include #include static u8 usb_read8(struct intf_hdl *pintfhdl, u32 addr) { u8 request; u8 requesttype; u16 wvalue; u16 index; u16 len; u8 data=0; _func_enter_; request = 0x05; requesttype = 0x01;//read_in index = 0;//n/a wvalue = (u16)(addr&0x0000ffff); len = 1; usbctrl_vendorreq(pintfhdl, request, wvalue, index, &data, len, requesttype); _func_exit_; return data; } static u16 usb_read16(struct intf_hdl *pintfhdl, u32 addr) { u8 request; u8 requesttype; u16 wvalue; u16 index; u16 len; u16 data=0; _func_enter_; request = 0x05; requesttype = 0x01;//read_in index = 0;//n/a wvalue = (u16)(addr&0x0000ffff); len = 2; usbctrl_vendorreq(pintfhdl, request, wvalue, index, &data, len, requesttype); _func_exit_; return data; } static u32 usb_read32(struct intf_hdl *pintfhdl, u32 addr) { u8 request; u8 requesttype; u16 wvalue; u16 index; u16 len; u32 data=0; _func_enter_; request = 0x05; requesttype = 0x01;//read_in index = 0;//n/a wvalue = (u16)(addr&0x0000ffff); len = 4; usbctrl_vendorreq(pintfhdl, request, wvalue, index, &data, len, requesttype); _func_exit_; return data; } static int usb_write8(struct intf_hdl *pintfhdl, u32 addr, u8 val) { u8 request; u8 requesttype; u16 wvalue; u16 index; u16 len; u8 data; int ret; _func_enter_; request = 0x05; requesttype = 0x00;//write_out index = 0;//n/a wvalue = (u16)(addr&0x0000ffff); len = 1; data = val; ret = usbctrl_vendorreq(pintfhdl, request, wvalue, index, &data, len, requesttype); _func_exit_; return ret; } static int usb_write16(struct intf_hdl *pintfhdl, u32 addr, u16 val) { u8 request; u8 requesttype; u16 wvalue; u16 index; u16 len; u16 data; int ret; _func_enter_; request = 0x05; requesttype = 0x00;//write_out index = 0;//n/a wvalue = (u16)(addr&0x0000ffff); len = 2; data = val; ret = usbctrl_vendorreq(pintfhdl, request, wvalue, index, &data, len, requesttype); _func_exit_; return ret; } static int usb_write32(struct intf_hdl *pintfhdl, u32 addr, u32 val) { u8 request; u8 requesttype; u16 wvalue; u16 index; u16 len; u32 data; int ret; _func_enter_; request = 0x05; requesttype = 0x00;//write_out index = 0;//n/a wvalue = (u16)(addr&0x0000ffff); len = 4; data =val; ret =usbctrl_vendorreq(pintfhdl, request, wvalue, index, &data, len, requesttype); _func_exit_; return ret; } static int usb_writeN(struct intf_hdl *pintfhdl, u32 addr, u32 length, u8 *pdata) { u8 request; u8 requesttype; u16 wvalue; u16 index; u16 len; u8 buf[VENDOR_CMD_MAX_DATA_LEN]={0}; int ret; _func_enter_; request = 0x05; requesttype = 0x00;//write_out index = 0;//n/a wvalue = (u16)(addr&0x0000ffff); len = length; _rtw_memcpy(buf, pdata, len ); ret = usbctrl_vendorreq(pintfhdl, request, wvalue, index, buf, len, requesttype); _func_exit_; return ret; } #ifdef CONFIG_SUPPORT_USB_INT void interrupt_handler_8192e(_adapter *padapter,u16 pkt_len,u8 *pbuf) { HAL_DATA_TYPE *pHalData=GET_HAL_DATA(padapter); struct reportpwrstate_parm pwr_rpt; /* if ( pkt_len != INTERRUPT_MSG_FORMAT_LEN ) { DBG_8192C("%s Invalid interrupt content length (%d)!\n", __FUNCTION__, pkt_len); return ; } // HISR _rtw_memcpy(&(pHalData->IntArray[0]), &(pbuf[USB_INTR_CONTENT_HISR_OFFSET]), 4); _rtw_memcpy(&(pHalData->IntArray[1]), &(pbuf[USB_INTR_CONTENT_HISRE_OFFSET]), 4); #if 0 //DBG { u32 hisr=0 ,hisr_ex=0; _rtw_memcpy(&hisr,&(pHalData->IntArray[0]),4); hisr = le32_to_cpu(hisr); _rtw_memcpy(&hisr_ex,&(pHalData->IntArray[1]),4); hisr_ex = le32_to_cpu(hisr_ex); if((hisr != 0) || (hisr_ex!=0)) DBG_871X("===> %s hisr:0x%08x ,hisr_ex:0x%08x \n",__FUNCTION__,hisr,hisr_ex); } #endif #ifdef CONFIG_LPS_LCLK if( pHalData->IntArray[0] & IMR_CPWM_88E ) { _rtw_memcpy(&pwr_rpt.state, &(pbuf[USB_INTR_CONTENT_CPWM1_OFFSET]), 1); //_rtw_memcpy(&pwr_rpt.state2, &(pbuf[USB_INTR_CONTENT_CPWM2_OFFSET]), 1); //88e's cpwm value only change BIT0, so driver need to add PS_STATE_S2 for LPS flow. pwr_rpt.state |= PS_STATE_S2; _set_workitem(&(adapter_to_pwrctl(padapter)->cpwm_event)); } #endif//CONFIG_LPS_LCLK #ifdef CONFIG_INTERRUPT_BASED_TXBCN #ifdef CONFIG_INTERRUPT_BASED_TXBCN_EARLY_INT if (pHalData->IntArray[0] & IMR_BCNDMAINT0_88E) #endif #ifdef CONFIG_INTERRUPT_BASED_TXBCN_BCN_OK_ERR if (pHalData->IntArray[0] & (IMR_TBDER_88E|IMR_TBDOK_88E)) #endif { struct mlme_priv *pmlmepriv = &padapter->mlmepriv; #if 0 if(pHalData->IntArray[0] & IMR_BCNDMAINT0_88E) DBG_8192C("%s: HISR_BCNERLY_INT\n", __func__); if(pHalData->IntArray[0] & IMR_TBDOK_88E) DBG_8192C("%s: HISR_TXBCNOK\n", __func__); if(pHalData->IntArray[0] & IMR_TBDER_88E) DBG_8192C("%s: HISR_TXBCNERR\n", __func__); #endif if(check_fwstate(pmlmepriv, WIFI_AP_STATE)) { //send_beacon(padapter); if(pmlmepriv->update_bcn == _TRUE) { //tx_beacon_hdl(padapter, NULL); set_tx_beacon_cmd(padapter); } } #ifdef CONFIG_CONCURRENT_MODE if(check_buddy_fwstate(padapter, WIFI_AP_STATE)) { //send_beacon(padapter); if(padapter->pbuddy_adapter->mlmepriv.update_bcn == _TRUE) { //tx_beacon_hdl(padapter, NULL); set_tx_beacon_cmd(padapter->pbuddy_adapter); } } #endif } #endif //CONFIG_INTERRUPT_BASED_TXBCN #ifdef DBG_CONFIG_ERROR_DETECT_INT if( pHalData->IntArray[1] & IMR_TXERR_88E ) DBG_871X("===> %s Tx Error Flag Interrupt Status \n",__FUNCTION__); if( pHalData->IntArray[1] & IMR_RXERR_88E ) DBG_871X("===> %s Rx Error Flag INT Status \n",__FUNCTION__); if( pHalData->IntArray[1] & IMR_TXFOVW_88E ) DBG_871X("===> %s Transmit FIFO Overflow \n",__FUNCTION__); if( pHalData->IntArray[1] & IMR_RXFOVW_88E ) DBG_871X("===> %s Receive FIFO Overflow \n",__FUNCTION__); #endif//DBG_CONFIG_ERROR_DETECT_INT // C2H Event if(pbuf[0]!= 0){ _rtw_memcpy(&(pHalData->C2hArray[0]), &(pbuf[USB_INTR_CONTENT_C2H_OFFSET]), 16); //rtw_c2h_wk_cmd(padapter); to do.. } */ } #endif #ifdef CONFIG_USB_INTERRUPT_IN_PIPE static void usb_read_interrupt_complete(struct urb *purb, struct pt_regs *regs) { int err; _adapter *padapter = (_adapter *)purb->context; if(RTW_CANNOT_RX(padapter)) { DBG_8192C("%s() RX Warning! bDriverStopped(%d) OR bSurpriseRemoved(%d) \n", __FUNCTION__,padapter->bDriverStopped, padapter->bSurpriseRemoved); return; } if(purb->status==0)//SUCCESS { if (purb->actual_length > INTERRUPT_MSG_FORMAT_LEN) { DBG_8192C("usb_read_interrupt_complete: purb->actual_length > INTERRUPT_MSG_FORMAT_LEN(%d)\n",INTERRUPT_MSG_FORMAT_LEN); } interrupt_handler_8192e(padapter, purb->actual_length,purb->transfer_buffer ); err = usb_submit_urb(purb, GFP_ATOMIC); if((err) && (err != (-EPERM))) { DBG_8192C("cannot submit interrupt in-token(err = 0x%08x),urb_status = %d\n",err, purb->status); } } else { DBG_8192C("###=> usb_read_interrupt_complete => urb status(%d)\n", purb->status); switch(purb->status) { case -EINVAL: case -EPIPE: case -ENODEV: case -ESHUTDOWN: //padapter->bSurpriseRemoved=_TRUE; //RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_read_port_complete:bSurpriseRemoved=TRUE\n")); case -ENOENT: padapter->bDriverStopped=_TRUE; RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_read_port_complete:bDriverStopped=TRUE\n")); break; case -EPROTO: break; case -EINPROGRESS: DBG_8192C("ERROR: URB IS IN PROGRESS!/n"); break; default: break; } } } static u32 usb_read_interrupt(struct intf_hdl *pintfhdl, u32 addr) { int err; unsigned int pipe; u32 ret = _SUCCESS; _adapter *adapter = pintfhdl->padapter; struct dvobj_priv *pdvobj = adapter_to_dvobj(adapter); struct recv_priv *precvpriv = &adapter->recvpriv; struct usb_device *pusbd = pdvobj->pusbdev; _func_enter_; if (RTW_CANNOT_RX(adapter)) { RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_read_interrupt:( RTW_CANNOT_RX )!!!\n")); return _FAIL; } //translate DMA FIFO addr to pipehandle pipe = ffaddr2pipehdl(pdvobj, addr); usb_fill_int_urb(precvpriv->int_in_urb, pusbd, pipe, precvpriv->int_in_buf, INTERRUPT_MSG_FORMAT_LEN, usb_read_interrupt_complete, adapter, 1); err = usb_submit_urb(precvpriv->int_in_urb, GFP_ATOMIC); if((err) && (err != (-EPERM))) { DBG_8192C("cannot submit interrupt in-token(err = 0x%08x),urb_status = %d\n",err, precvpriv->int_in_urb->status); ret = _FAIL; } _func_exit_; return ret; } #endif static s32 pre_recv_entry(union recv_frame *precvframe, u8 *pphy_status) { s32 ret=_SUCCESS; #ifdef CONFIG_CONCURRENT_MODE u8 *primary_myid, *secondary_myid, *paddr1; union recv_frame *precvframe_if2 = NULL; _adapter *primary_padapter = precvframe->u.hdr.adapter; _adapter *secondary_padapter = primary_padapter->pbuddy_adapter; struct recv_priv *precvpriv = &primary_padapter->recvpriv; _queue *pfree_recv_queue = &precvpriv->free_recv_queue; u8 *pbuf = precvframe->u.hdr.rx_data; if(!secondary_padapter) return ret; paddr1 = GetAddr1Ptr(pbuf); if(IS_MCAST(paddr1) == _FALSE)//unicast packets { //primary_myid = myid(&primary_padapter->eeprompriv); secondary_myid = myid(&secondary_padapter->eeprompriv); if(_rtw_memcmp(paddr1, secondary_myid, ETH_ALEN)) { //change to secondary interface precvframe->u.hdr.adapter = secondary_padapter; } //ret = recv_entry(precvframe); } else // Handle BC/MC Packets { u8 clone = _TRUE; #if 0 u8 type, subtype, *paddr2, *paddr3; type = GetFrameType(pbuf); subtype = GetFrameSubType(pbuf); //bit(7)~bit(2) switch (type) { case WIFI_MGT_TYPE: //Handle BC/MC mgnt Packets if(subtype == WIFI_BEACON) { paddr3 = GetAddr3Ptr(precvframe->u.hdr.rx_data); if (check_fwstate(&secondary_padapter->mlmepriv, _FW_LINKED) && _rtw_memcmp(paddr3, get_bssid(&secondary_padapter->mlmepriv), ETH_ALEN)) { //change to secondary interface precvframe->u.hdr.adapter = secondary_padapter; clone = _FALSE; } if(check_fwstate(&primary_padapter->mlmepriv, _FW_LINKED) && _rtw_memcmp(paddr3, get_bssid(&primary_padapter->mlmepriv), ETH_ALEN)) { if(clone==_FALSE) { clone = _TRUE; } else { clone = _FALSE; } precvframe->u.hdr.adapter = primary_padapter; } if(check_fwstate(&primary_padapter->mlmepriv, _FW_UNDER_SURVEY|_FW_UNDER_LINKING) || check_fwstate(&secondary_padapter->mlmepriv, _FW_UNDER_SURVEY|_FW_UNDER_LINKING)) { clone = _TRUE; precvframe->u.hdr.adapter = primary_padapter; } } else if(subtype == WIFI_PROBEREQ) { //probe req frame is only for interface2 //change to secondary interface precvframe->u.hdr.adapter = secondary_padapter; clone = _FALSE; } break; case WIFI_CTRL_TYPE: // Handle BC/MC ctrl Packets break; case WIFI_DATA_TYPE: //Handle BC/MC data Packets //Notes: AP MODE never rx BC/MC data packets paddr2 = GetAddr2Ptr(precvframe->u.hdr.rx_data); if(_rtw_memcmp(paddr2, get_bssid(&secondary_padapter->mlmepriv), ETH_ALEN)) { //change to secondary interface precvframe->u.hdr.adapter = secondary_padapter; clone = _FALSE; } break; default: break; } #endif if(_TRUE == clone) { //clone/copy to if2 struct rx_pkt_attrib *pattrib = NULL; precvframe_if2 = rtw_alloc_recvframe(pfree_recv_queue); if(precvframe_if2) { precvframe_if2->u.hdr.adapter = secondary_padapter; _rtw_init_listhead(&precvframe_if2->u.hdr.list); precvframe_if2->u.hdr.precvbuf = NULL; //can't access the precvbuf for new arch. precvframe_if2->u.hdr.len=0; _rtw_memcpy(&precvframe_if2->u.hdr.attrib, &precvframe->u.hdr.attrib, sizeof(struct rx_pkt_attrib)); pattrib = &precvframe_if2->u.hdr.attrib; if(rtw_os_alloc_recvframe(secondary_padapter, precvframe_if2, pbuf, NULL) == _SUCCESS) { recvframe_put(precvframe_if2, pattrib->pkt_len); //recvframe_pull(precvframe_if2, drvinfo_sz + RXDESC_SIZE); if (pattrib->physt && pphy_status) rtl8192e_query_rx_phy_status(precvframe_if2, pphy_status); ret = rtw_recv_entry(precvframe_if2); } else { rtw_free_recvframe(precvframe_if2, pfree_recv_queue); DBG_8192C("%s()-%d: alloc_skb() failed!\n", __FUNCTION__, __LINE__); } } } } //if (precvframe->u.hdr.attrib.physt) // rtl8192e_query_rx_phy_status(precvframe, pphy_status); //ret = rtw_recv_entry(precvframe); #endif return ret; } static int recvbuf2recvframe( _adapter *padapter, #ifdef CONFIG_USE_USB_BUFFER_ALLOC_RX struct recv_buf *precvbuf #else _pkt *pskb #endif ) { u8 *pbuf; u32 pkt_offset; s32 transfer_len; u8 *pphy_status = NULL; union recv_frame *precvframe = NULL; struct rx_pkt_attrib *pattrib = NULL; HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter); struct recv_priv *precvpriv = &padapter->recvpriv; _queue *pfree_recv_queue = &precvpriv->free_recv_queue; #ifdef CONFIG_USE_USB_BUFFER_ALLOC_RX transfer_len = (s32)precvbuf->transfer_len; pbuf = precvbuf->pbuf; #else transfer_len = (s32)pskb->len; pbuf = pskb->data; #endif do{ precvframe = rtw_alloc_recvframe(pfree_recv_queue); if(precvframe==NULL) { RT_TRACE(_module_rtl871x_recv_c_,_drv_err_,("recvbuf2recvframe: precvframe==NULL\n")); DBG_8192C("%s()-%d: rtw_alloc_recvframe() failed! RX Drop!\n", __FUNCTION__, __LINE__); goto _exit_recvbuf2recvframe; } _rtw_init_listhead(&precvframe->u.hdr.list); precvframe->u.hdr.precvbuf = NULL; //can't access the precvbuf for new arch. precvframe->u.hdr.len=0; rtl8192e_query_rx_desc_status(precvframe, pbuf); pattrib = &precvframe->u.hdr.attrib; if ( (padapter->registrypriv.mp_mode == 0) && ((pattrib->crc_err) || (pattrib->icv_err))) { DBG_8192C("%s: RX Warning! crc_err=%d icv_err=%d, skip!\n", __FUNCTION__, pattrib->crc_err, pattrib->icv_err); rtw_free_recvframe(precvframe, pfree_recv_queue); goto _exit_recvbuf2recvframe; } pkt_offset = RXDESC_SIZE + pattrib->drvinfo_sz + pattrib->shift_sz + pattrib->pkt_len; if((pattrib->pkt_len<=0) || (pkt_offset>transfer_len)) { RT_TRACE(_module_rtl871x_recv_c_,_drv_info_,("recvbuf2recvframe: pkt_len<=0\n")); DBG_8192C("%s()-%d: RX Warning!,pkt_len(%d)<=0 or pkt_offset(%d)> transfoer_len(%d) \n", __FUNCTION__, __LINE__,pattrib->pkt_len, pkt_offset,transfer_len); rtw_free_recvframe(precvframe, pfree_recv_queue); goto _exit_recvbuf2recvframe; } if(rtw_os_alloc_recvframe(padapter, precvframe, (pbuf+pattrib->shift_sz + pattrib->drvinfo_sz + RXDESC_SIZE), #ifdef CONFIG_USE_USB_BUFFER_ALLOC_RX NULL #else pskb #endif ) == _FAIL) { rtw_free_recvframe(precvframe, pfree_recv_queue); DBG_8192C("##### %s rtw_os_alloc_recvframe failed .....\n",__FUNCTION__); goto _exit_recvbuf2recvframe; } recvframe_put(precvframe, pattrib->pkt_len); //recvframe_pull(precvframe, drvinfo_sz + RXDESC_SIZE); if(pattrib->pkt_rpt_type == NORMAL_RX)//Normal rx packet { if(pattrib->physt) pphy_status = (pbuf + RXDESC_OFFSET); #ifdef CONFIG_CONCURRENT_MODE if(rtw_buddy_adapter_up(padapter)) { if(pre_recv_entry(precvframe, pphy_status) != _SUCCESS) { RT_TRACE(_module_rtl871x_recv_c_,_drv_err_, ("recvbuf2recvframe: recv_entry(precvframe) != _SUCCESS\n")); } } #endif //CONFIG_CONCURRENT_MODE if(pattrib->physt && pphy_status) rtl8192e_query_rx_phy_status(precvframe, pphy_status); if(rtw_recv_entry(precvframe) != _SUCCESS) { RT_TRACE(_module_rtl871x_recv_c_,_drv_err_, ("recvbuf2recvframe: rtw_recv_entry(precvframe) != _SUCCESS\n")); } } else{ // pkt_rpt_type == TX_REPORT1-CCX, TX_REPORT2-TX RTP,HIS_REPORT-USB HISR RTP if(pattrib->pkt_rpt_type == C2H_PACKET) { //DBG_8192C("rx C2H_PACKET \n"); C2HPacketHandler_8192E(padapter,precvframe->u.hdr.rx_data,pattrib->pkt_len); } /* else if(pattrib->pkt_rpt_type == HIS_REPORT) { //DBG_8192C("%s , rx USB HISR \n",__FUNCTION__); #ifdef CONFIG_SUPPORT_USB_INT interrupt_handler_8192e(padapter,pattrib->pkt_len,precvframe->u.hdr.rx_data); #endif } */ rtw_free_recvframe(precvframe, pfree_recv_queue); } #ifdef CONFIG_USB_RX_AGGREGATION // jaguar 8-byte alignment pkt_offset = (u16)_RND8(pkt_offset); pbuf += pkt_offset; #endif transfer_len -= pkt_offset; precvframe = NULL; }while(transfer_len>0); _exit_recvbuf2recvframe: return _SUCCESS; } #ifdef CONFIG_USE_USB_BUFFER_ALLOC_RX void rtl8192eu_recv_tasklet(void *priv) { struct recv_buf *precvbuf = NULL; _adapter *padapter = (_adapter*)priv; struct recv_priv *precvpriv = &padapter->recvpriv; while (NULL != (precvbuf = rtw_dequeue_recvbuf(&precvpriv->recv_buf_pending_queue))) { if ((padapter->bDriverStopped == _TRUE)||(padapter->bSurpriseRemoved== _TRUE)) { DBG_8192C("recv_tasklet => bDriverStopped or bSurpriseRemoved \n"); break; } recvbuf2recvframe(padapter, precvbuf); rtw_read_port(padapter, precvpriv->ff_hwaddr, 0, (unsigned char *)precvbuf); } } static void usb_read_port_complete(struct urb *purb, struct pt_regs *regs) { struct recv_buf *precvbuf = (struct recv_buf *)purb->context; _adapter *padapter =(_adapter *)precvbuf->adapter; struct recv_priv *precvpriv = &padapter->recvpriv; RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_read_port_complete!!!\n")); precvpriv->rx_pending_cnt --; if (RTW_CANNOT_RX(padapter)) { RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_read_port_complete:bDriverStopped(%d) OR bSurpriseRemoved(%d)\n", padapter->bDriverStopped, padapter->bSurpriseRemoved)); goto exit; } if(purb->status==0)//SUCCESS { if ((purb->actual_length > MAX_RECVBUF_SZ) || (purb->actual_length < RXDESC_SIZE)) { RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_read_port_complete: (purb->actual_length > MAX_RECVBUF_SZ) || (purb->actual_length < RXDESC_SIZE)\n")); rtw_read_port(padapter, precvpriv->ff_hwaddr, 0, (unsigned char *)precvbuf); } else { rtw_reset_continual_io_error(adapter_to_dvobj(padapter)); precvbuf->transfer_len = purb->actual_length; //rtw_enqueue_rx_transfer_buffer(precvpriv, rx_transfer_buf); rtw_enqueue_recvbuf(precvbuf, &precvpriv->recv_buf_pending_queue); tasklet_schedule(&precvpriv->recv_tasklet); } } else { RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_read_port_complete : purb->status(%d) != 0 \n", purb->status)); DBG_8192C("###=> usb_read_port_complete => urb status(%d)\n", purb->status); if(rtw_inc_and_chk_continual_io_error(adapter_to_dvobj(padapter)) == _TRUE ){ padapter->bSurpriseRemoved = _TRUE; } switch(purb->status) { case -EINVAL: case -EPIPE: case -ENODEV: case -ESHUTDOWN: //padapter->bSurpriseRemoved=_TRUE; //RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_read_port_complete:bSurpriseRemoved=TRUE\n")); case -ENOENT: padapter->bDriverStopped=_TRUE; RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_read_port_complete:bDriverStopped=TRUE\n")); break; case -EPROTO: case -EILSEQ: case -ETIME: case -ECOMM: case -EOVERFLOW: #ifdef DBG_CONFIG_ERROR_DETECT { HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter); pHalData->srestpriv.Wifi_Error_Status = USB_READ_PORT_FAIL; } #endif rtw_read_port(padapter, precvpriv->ff_hwaddr, 0, (unsigned char *)precvbuf); break; case -EINPROGRESS: DBG_8192C("ERROR: URB IS IN PROGRESS!/n"); break; default: break; } } exit: _func_exit_; } static u32 usb_read_port(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *rmem) { int err; unsigned int pipe; u32 ret = _SUCCESS; PURB purb = NULL; struct recv_buf *precvbuf = (struct recv_buf *)rmem; _adapter *adapter = pintfhdl->padapter; struct dvobj_priv *pdvobj = adapter_to_dvobj(adapter); struct pwrctrl_priv *pwrctl = dvobj_to_pwrctl(pdvobj); struct recv_priv *precvpriv = &adapter->recvpriv; struct usb_device *pusbd = pdvobj->pusbdev; _func_enter_; if (RTW_CANNOT_RX(adapter) || (precvbuf == NULL)) { RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_read_port:( RTW_CANNOT_RX ) || precvbuf == NULL!!!\n")); return _FAIL; } rtl8192eu_init_recvbuf(adapter, precvbuf); if(precvbuf->pbuf) { precvpriv->rx_pending_cnt++; purb = precvbuf->purb; //translate DMA FIFO addr to pipehandle pipe = ffaddr2pipehdl(pdvobj, addr); usb_fill_bulk_urb(purb, pusbd, pipe, precvbuf->pbuf, MAX_RECVBUF_SZ, usb_read_port_complete, precvbuf);//context is precvbuf purb->transfer_dma = precvbuf->dma_transfer_addr; purb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; err = usb_submit_urb(purb, GFP_ATOMIC); if((err) && (err != (-EPERM))) { RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("cannot submit rx in-token(err=0x%.8x), URB_STATUS =0x%.8x", err, purb->status)); DBG_8192C("cannot submit rx in-token(err = 0x%08x),urb_status = %d\n",err,purb->status); ret = _FAIL; } } _func_exit_; return ret; } #else // CONFIG_USE_USB_BUFFER_ALLOC_RX void rtl8192eu_recv_tasklet(void *priv) { _pkt *pskb; _adapter *padapter = (_adapter*)priv; struct recv_priv *precvpriv = &padapter->recvpriv; struct recv_buf *precvbuf = NULL; while (NULL != (pskb = skb_dequeue(&precvpriv->rx_skb_queue))) { if ((padapter->bDriverStopped == _TRUE)||(padapter->bSurpriseRemoved== _TRUE)) { DBG_8192C("recv_tasklet => bDriverStopped or bSurpriseRemoved \n"); #ifdef CONFIG_PREALLOC_RX_SKB_BUFFER if(rtw_free_skb_premem(pskb)!=0) #endif //CONFIG_PREALLOC_RX_SKB_BUFFER rtw_skb_free(pskb); break; } recvbuf2recvframe(padapter, pskb); #ifdef CONFIG_PREALLOC_RECV_SKB skb_reset_tail_pointer(pskb); pskb->len = 0; skb_queue_tail(&precvpriv->free_recv_skb_queue, pskb); #else rtw_skb_free(pskb); #endif if (NULL != (precvbuf = rtw_dequeue_recvbuf(&precvpriv->recv_buf_pending_queue))) { precvbuf->pskb = NULL; precvbuf->reuse = _FALSE; rtw_read_port(padapter, precvpriv->ff_hwaddr, 0, (unsigned char *)precvbuf); } } } static void usb_read_port_complete(struct urb *purb, struct pt_regs *regs) { _irqL irqL; uint isevt, *pbuf; struct recv_buf *precvbuf = (struct recv_buf *)purb->context; _adapter *padapter =(_adapter *)precvbuf->adapter; struct recv_priv *precvpriv = &padapter->recvpriv; RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_read_port_complete!!!\n")); //_enter_critical(&precvpriv->lock, &irqL); //precvbuf->irp_pending=_FALSE; //precvpriv->rx_pending_cnt --; //_exit_critical(&precvpriv->lock, &irqL); precvpriv->rx_pending_cnt --; //if(precvpriv->rx_pending_cnt== 0) //{ // RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_read_port_complete: rx_pending_cnt== 0, set allrxreturnevt!\n")); // _rtw_up_sema(&precvpriv->allrxreturnevt); //} if(RTW_CANNOT_RX(padapter)) { RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_read_port_complete:bDriverStopped(%d) OR bSurpriseRemoved(%d)\n", padapter->bDriverStopped, padapter->bSurpriseRemoved)); #ifdef CONFIG_PREALLOC_RECV_SKB precvbuf->reuse = _TRUE; #else if(precvbuf->pskb){ DBG_8192C("==> free skb(%p)\n",precvbuf->pskb); rtw_skb_free(precvbuf->pskb); } #endif DBG_8192C("%s() RX Warning! bDriverStopped(%d) OR bSurpriseRemoved(%d) \n", __FUNCTION__,padapter->bDriverStopped, padapter->bSurpriseRemoved); goto exit; } if(purb->status==0)//SUCCESS { if ((purb->actual_length > MAX_RECVBUF_SZ) || (purb->actual_length < RXDESC_SIZE)) { RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_read_port_complete: (purb->actual_length > MAX_RECVBUF_SZ) || (purb->actual_length < RXDESC_SIZE)\n")); precvbuf->reuse = _TRUE; rtw_read_port(padapter, precvpriv->ff_hwaddr, 0, (unsigned char *)precvbuf); DBG_8192C("%s()-%d: RX Warning!\n", __FUNCTION__, __LINE__); } else { rtw_reset_continual_io_error(adapter_to_dvobj(padapter)); precvbuf->transfer_len = purb->actual_length; skb_put(precvbuf->pskb, purb->actual_length); skb_queue_tail(&precvpriv->rx_skb_queue, precvbuf->pskb); #ifndef CONFIG_FIX_NR_BULKIN_BUFFER if (skb_queue_len(&precvpriv->rx_skb_queue)<=1) #endif tasklet_schedule(&precvpriv->recv_tasklet); precvbuf->pskb = NULL; precvbuf->reuse = _FALSE; rtw_read_port(padapter, precvpriv->ff_hwaddr, 0, (unsigned char *)precvbuf); } } else { RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_read_port_complete : purb->status(%d) != 0 \n", purb->status)); DBG_8192C("###=> usb_read_port_complete => urb status(%d)\n", purb->status); if(rtw_inc_and_chk_continual_io_error(adapter_to_dvobj(padapter)) == _TRUE ){ padapter->bSurpriseRemoved = _TRUE; } switch(purb->status) { case -EINVAL: case -EPIPE: case -ENODEV: case -ESHUTDOWN: //padapter->bSurpriseRemoved=_TRUE; //RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_read_port_complete:bSurpriseRemoved=TRUE\n")); case -ENOENT: padapter->bDriverStopped=_TRUE; RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_read_port_complete:bDriverStopped=TRUE\n")); break; case -EPROTO: case -EILSEQ: case -ETIME: case -ECOMM: case -EOVERFLOW: #ifdef DBG_CONFIG_ERROR_DETECT { HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter); pHalData->srestpriv.Wifi_Error_Status = USB_READ_PORT_FAIL; } #endif precvbuf->reuse = _TRUE; rtw_read_port(padapter, precvpriv->ff_hwaddr, 0, (unsigned char *)precvbuf); break; case -EINPROGRESS: DBG_8192C("ERROR: URB IS IN PROGRESS!/n"); break; default: break; } } exit: _func_exit_; } static u32 usb_read_port(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *rmem) { _irqL irqL; int err; unsigned int pipe; SIZE_PTR tmpaddr=0; SIZE_PTR alignment=0; u32 ret = _SUCCESS; PURB purb = NULL; struct recv_buf *precvbuf = (struct recv_buf *)rmem; _adapter *adapter = pintfhdl->padapter; struct dvobj_priv *pdvobj = adapter_to_dvobj(adapter); struct pwrctrl_priv *pwrctl = dvobj_to_pwrctl(pdvobj); struct recv_priv *precvpriv = &adapter->recvpriv; struct usb_device *pusbd = pdvobj->pusbdev; _func_enter_; if (RTW_CANNOT_RX(adapter) || (precvbuf == NULL)) { RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("usb_read_port:( RTW_CANNOT_RX ) || precvbuf == NULL!!!\n")); return _FAIL; } #ifdef CONFIG_PREALLOC_RECV_SKB if((precvbuf->reuse == _FALSE) || (precvbuf->pskb == NULL)) { if (NULL != (precvbuf->pskb = skb_dequeue(&precvpriv->free_recv_skb_queue))) { precvbuf->reuse = _TRUE; } } #endif rtl8192eu_init_recvbuf(adapter, precvbuf); //re-assign for linux based on skb if((precvbuf->reuse == _FALSE) || (precvbuf->pskb == NULL)) { #ifndef CONFIG_FIX_NR_BULKIN_BUFFER precvbuf->pskb = rtw_skb_alloc(MAX_RECVBUF_SZ + RECVBUFF_ALIGN_SZ); #endif if(precvbuf->pskb == NULL) { if (0) DBG_8192C("usb_read_port() enqueue precvbuf=%p \n", precvbuf); //enqueue precvbuf and wait for free skb rtw_enqueue_recvbuf(precvbuf, &precvpriv->recv_buf_pending_queue); return _FAIL; } tmpaddr = (SIZE_PTR)precvbuf->pskb->data; alignment = tmpaddr & (RECVBUFF_ALIGN_SZ-1); skb_reserve(precvbuf->pskb, (RECVBUFF_ALIGN_SZ - alignment)); precvbuf->phead = precvbuf->pskb->head; precvbuf->pdata = precvbuf->pskb->data; precvbuf->ptail = skb_tail_pointer(precvbuf->pskb); precvbuf->pend = skb_end_pointer(precvbuf->pskb); precvbuf->pbuf = precvbuf->pskb->data; } else//reuse skb { precvbuf->phead = precvbuf->pskb->head; precvbuf->pdata = precvbuf->pskb->data; precvbuf->ptail = skb_tail_pointer(precvbuf->pskb); precvbuf->pend = skb_end_pointer(precvbuf->pskb); precvbuf->pbuf = precvbuf->pskb->data; precvbuf->reuse = _FALSE; } //_enter_critical(&precvpriv->lock, &irqL); //precvpriv->rx_pending_cnt++; //precvbuf->irp_pending = _TRUE; //_exit_critical(&precvpriv->lock, &irqL); precvpriv->rx_pending_cnt++; purb = precvbuf->purb; //translate DMA FIFO addr to pipehandle pipe = ffaddr2pipehdl(pdvobj, addr); usb_fill_bulk_urb(purb, pusbd, pipe, precvbuf->pbuf, MAX_RECVBUF_SZ, usb_read_port_complete, precvbuf);//context is precvbuf err = usb_submit_urb(purb, GFP_ATOMIC); if((err) && (err != (-EPERM))) { RT_TRACE(_module_hci_ops_os_c_,_drv_err_,("cannot submit rx in-token(err=0x%.8x), URB_STATUS =0x%.8x", err, purb->status)); DBG_8192C("cannot submit rx in-token(err = 0x%08x),urb_status = %d\n",err,purb->status); ret = _FAIL; } _func_exit_; return ret; } #endif // CONFIG_USE_USB_BUFFER_ALLOC_RX void rtl8192eu_xmit_tasklet(void *priv) { int ret = _FALSE; _adapter *padapter = (_adapter*)priv; struct xmit_priv *pxmitpriv = &padapter->xmitpriv; if(check_fwstate(&padapter->mlmepriv, _FW_UNDER_SURVEY) == _TRUE) return; while(1) { if (RTW_CANNOT_TX(padapter)) { DBG_8192C("xmit_tasklet => bDriverStopped or bSurpriseRemoved or bWritePortCancel\n"); break; } ret = rtl8192eu_xmitframe_complete(padapter, pxmitpriv, NULL); if(ret==_FALSE) break; } } void rtl8192eu_set_intf_ops(struct _io_ops *pops) { _func_enter_; _rtw_memset((u8 *)pops, 0, sizeof(struct _io_ops)); pops->_read8 = &usb_read8; pops->_read16 = &usb_read16; pops->_read32 = &usb_read32; pops->_read_mem = &usb_read_mem; pops->_read_port = &usb_read_port; pops->_write8 = &usb_write8; pops->_write16 = &usb_write16; pops->_write32 = &usb_write32; pops->_writeN = &usb_writeN; #ifdef CONFIG_USB_SUPPORT_ASYNC_VDN_REQ pops->_write8_async= &usb_async_write8; pops->_write16_async = &usb_async_write16; pops->_write32_async = &usb_async_write32; #endif pops->_write_mem = &usb_write_mem; pops->_write_port = &usb_write_port; pops->_read_port_cancel = &usb_read_port_cancel; pops->_write_port_cancel = &usb_write_port_cancel; #ifdef CONFIG_USB_INTERRUPT_IN_PIPE pops->_read_interrupt = &usb_read_interrupt; #endif _func_exit_; } void rtl8192eu_set_hw_type(_adapter *padapter) { padapter->HardwareType = HARDWARE_TYPE_RTL8192EU; DBG_871X("CHIP TYPE: RTL8192E\n"); }