drivers/net/wireless/rockchip_wlan/rtl8723bs/os_dep/linux/recv_linux.c

   1 /******************************************************************************
   2  *
   3  * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of version 2 of the GNU General Public License as
   7  * published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  12  * more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along with
  15  * this program; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
  17  *
  18  *
  19  ******************************************************************************/
  20 #define _RECV_OSDEP_C_
  21
  22 #include <drv_types.h>
  23
  24 int rtw_os_alloc_recvframe(_adapter *padapter, union recv_frame *precvframe, u8 *pdata, _pkt *pskb)
  25 {
  26         int res = _SUCCESS;
  27         u8      shift_sz = 0;
  28         u32     skb_len, alloc_sz;
  29         _pkt     *pkt_copy = NULL;
  30         struct rx_pkt_attrib *pattrib = &precvframe->u.hdr.attrib;
  31
  32
  33         if(pdata == NULL)
  34         {
  35                 precvframe->u.hdr.pkt = NULL;
  36                 res = _FAIL;
  37                 return res;
  38         }
  39
  40
  41         //      Modified by Albert 20101213
  42         //      For 8 bytes IP header alignment.
  43         shift_sz = pattrib->qos ? 6:0;//        Qos data, wireless lan header length is 26
  44
  45         skb_len = pattrib->pkt_len;
  46
  47         // for first fragment packet, driver need allocate 1536+drvinfo_sz+RXDESC_SIZE to defrag packet.
  48         // modify alloc_sz for recvive crc error packet by thomas 2011-06-02
  49         if((pattrib->mfrag == 1)&&(pattrib->frag_num == 0))
  50         {
  51                 //alloc_sz = 1664;      //1664 is 128 alignment.
  52                 alloc_sz = (skb_len <= 1650) ? 1664:(skb_len + 14);
  53         }
  54         else
  55         {
  56                 alloc_sz = skb_len;
  57                 //      6 is for IP header 8 bytes alignment in QoS packet case.
  58                 //      8 is for skb->data 4 bytes alignment.
  59                 alloc_sz += 14;
  60         }
  61
  62         pkt_copy = rtw_skb_alloc(alloc_sz);
  63
  64         if(pkt_copy)
  65         {
  66                 pkt_copy->dev = padapter->pnetdev;
  67                 precvframe->u.hdr.pkt = pkt_copy;
  68                 precvframe->u.hdr.rx_head = pkt_copy->data;
  69                 precvframe->u.hdr.rx_end = pkt_copy->data + alloc_sz;
  70                 skb_reserve(pkt_copy, 8 - ((SIZE_PTR)( pkt_copy->data) & 7 ));//force pkt_copy->data at 8-byte alignment address
  71                 skb_reserve(pkt_copy, shift_sz);//force ip_hdr at 8-byte alignment address according to shift_sz.
  72                 _rtw_memcpy(pkt_copy->data, pdata, skb_len);
  73                 precvframe->u.hdr.rx_data = precvframe->u.hdr.rx_tail = pkt_copy->data;
  74         }
  75         else
  76         {
  77 #ifdef CONFIG_USE_USB_BUFFER_ALLOC_RX
  78                 DBG_871X("%s:can not allocate memory for skb copy\n", __FUNCTION__);
  79
  80                 precvframe->u.hdr.pkt = NULL;
  81
  82                 //rtw_free_recvframe(precvframe, pfree_recv_queue);
  83                 //goto _exit_recvbuf2recvframe;
  84
  85                 res = _FAIL;
  86 #else
  87                 if((pattrib->mfrag == 1)&&(pattrib->frag_num == 0))
  88                 {
  89                         DBG_871X("%s: alloc_skb fail , drop frag frame \n", __FUNCTION__);
  90                         //rtw_free_recvframe(precvframe, pfree_recv_queue);
  91                         res = _FAIL;
  92                         goto exit_rtw_os_recv_resource_alloc;
  93                 }
  94
  95                 if(pskb == NULL)
  96                 {
  97                         res = _FAIL;
  98                         goto exit_rtw_os_recv_resource_alloc;
  99                 }
 100
 101                 precvframe->u.hdr.pkt = rtw_skb_clone(pskb);
 102                 if(precvframe->u.hdr.pkt)
 103                 {
 104                         precvframe->u.hdr.rx_head = precvframe->u.hdr.rx_data = precvframe->u.hdr.rx_tail = pdata;
 105                         precvframe->u.hdr.rx_end =  pdata + alloc_sz;
 106                 }
 107                 else
 108                 {
 109                         DBG_871X("%s: rtw_skb_clone fail\n", __FUNCTION__);
 110                         //rtw_free_recvframe(precvframe, pfree_recv_queue);
 111                         //goto _exit_recvbuf2recvframe;
 112                         res = _FAIL;
 113                 }
 114 #endif
 115         }
 116
 117 exit_rtw_os_recv_resource_alloc:
 118
 119         return res;
 120
 121 }
 122
 123 void rtw_os_free_recvframe(union recv_frame *precvframe)
 124 {
 125         if(precvframe->u.hdr.pkt)
 126         {
 127                 rtw_skb_free(precvframe->u.hdr.pkt);//free skb by driver
 128
 129                 precvframe->u.hdr.pkt = NULL;
 130         }
 131 }
 132
 133 //init os related resource in struct recv_priv
 134 int rtw_os_recv_resource_init(struct recv_priv *precvpriv, _adapter *padapter)
 135 {
 136         int     res=_SUCCESS;
 137
 138         return res;
 139 }
 140
 141 //alloc os related resource in union recv_frame
 142 int rtw_os_recv_resource_alloc(_adapter *padapter, union recv_frame *precvframe)
 143 {
 144         int     res=_SUCCESS;
 145
 146         precvframe->u.hdr.pkt_newalloc = precvframe->u.hdr.pkt = NULL;
 147
 148         return res;
 149 }
 150
 151 //free os related resource in union recv_frame
 152 void rtw_os_recv_resource_free(struct recv_priv *precvpriv)
 153 {
 154         sint i;
 155         union recv_frame *precvframe;
 156         precvframe = (union recv_frame*) precvpriv->precv_frame_buf;
 157
 158         for(i=0; i < NR_RECVFRAME; i++)
 159         {
 160                 if(precvframe->u.hdr.pkt)
 161                 {
 162                         rtw_skb_free(precvframe->u.hdr.pkt);//free skb by driver
 163                         precvframe->u.hdr.pkt = NULL;
 164                 }
 165                 precvframe++;
 166         }
 167 }
 168
 169 //alloc os related resource in struct recv_buf
 170 int rtw_os_recvbuf_resource_alloc(_adapter *padapter, struct recv_buf *precvbuf)
 171 {
 172         int res=_SUCCESS;
 173
 174 #ifdef CONFIG_USB_HCI
 175         struct dvobj_priv       *pdvobjpriv = adapter_to_dvobj(padapter);
 176         struct usb_device       *pusbd = pdvobjpriv->pusbdev;
 177
 178         precvbuf->irp_pending = _FALSE;
 179         precvbuf->purb = usb_alloc_urb(0, GFP_KERNEL);
 180         if(precvbuf->purb == NULL){
 181                 res = _FAIL;
 182         }
 183
 184         precvbuf->pskb = NULL;
 185
 186         precvbuf->reuse = _FALSE;
 187
 188         precvbuf->pallocated_buf  = precvbuf->pbuf = NULL;
 189
 190         precvbuf->pdata = precvbuf->phead = precvbuf->ptail = precvbuf->pend = NULL;
 191
 192         precvbuf->transfer_len = 0;
 193
 194         precvbuf->len = 0;
 195
 196         #ifdef CONFIG_USE_USB_BUFFER_ALLOC_RX
 197         precvbuf->pallocated_buf = rtw_usb_buffer_alloc(pusbd, (size_t)precvbuf->alloc_sz, &precvbuf->dma_transfer_addr);
 198         precvbuf->pbuf = precvbuf->pallocated_buf;
 199         if(precvbuf->pallocated_buf == NULL)
 200                 return _FAIL;
 201         #endif //CONFIG_USE_USB_BUFFER_ALLOC_RX
 202
 203 #endif //CONFIG_USB_HCI
 204
 205         return res;
 206 }
 207
 208 //free os related resource in struct recv_buf
 209 int rtw_os_recvbuf_resource_free(_adapter *padapter, struct recv_buf *precvbuf)
 210 {
 211         int ret = _SUCCESS;
 212
 213 #ifdef CONFIG_USB_HCI
 214
 215 #ifdef CONFIG_USE_USB_BUFFER_ALLOC_RX
 216
 217         struct dvobj_priv       *pdvobjpriv = adapter_to_dvobj(padapter);
 218         struct usb_device       *pusbd = pdvobjpriv->pusbdev;
 219
 220         rtw_usb_buffer_free(pusbd, (size_t)precvbuf->alloc_sz, precvbuf->pallocated_buf, precvbuf->dma_transfer_addr);
 221         precvbuf->pallocated_buf =  NULL;
 222         precvbuf->dma_transfer_addr = 0;
 223
 224 #endif //CONFIG_USE_USB_BUFFER_ALLOC_RX
 225
 226         if(precvbuf->purb)
 227         {
 228                 //usb_kill_urb(precvbuf->purb);
 229                 usb_free_urb(precvbuf->purb);
 230         }
 231
 232 #endif //CONFIG_USB_HCI
 233
 234
 235         if(precvbuf->pskb)
 236         {
 237 #ifdef CONFIG_PREALLOC_RX_SKB_BUFFER
 238                 if(rtw_free_skb_premem(precvbuf->pskb)!=0)
 239 #endif
 240                 rtw_skb_free(precvbuf->pskb);
 241         }
 242         return ret;
 243
 244 }
 245
 246 _pkt *rtw_os_alloc_msdu_pkt(union recv_frame *prframe, u16 nSubframe_Length, u8 *pdata)
 247 {
 248         u16     eth_type;
 249         u8      *data_ptr;
 250         _pkt *sub_skb;
 251         struct rx_pkt_attrib *pattrib;
 252
 253         pattrib = &prframe->u.hdr.attrib;
 254
 255 #ifdef CONFIG_SKB_COPY
 256         sub_skb = rtw_skb_alloc(nSubframe_Length + 12);
 257         if(sub_skb)
 258         {
 259                 skb_reserve(sub_skb, 12);
 260                 data_ptr = (u8 *)skb_put(sub_skb, nSubframe_Length);
 261                 _rtw_memcpy(data_ptr, (pdata + ETH_HLEN), nSubframe_Length);
 262         }
 263         else
 264 #endif // CONFIG_SKB_COPY
 265         {
 266                 sub_skb = rtw_skb_clone(prframe->u.hdr.pkt);
 267                 if(sub_skb)
 268                 {
 269                         sub_skb->data = pdata + ETH_HLEN;
 270                         sub_skb->len = nSubframe_Length;
 271                         skb_set_tail_pointer(sub_skb, nSubframe_Length);
 272                 }
 273                 else
 274                 {
 275                         DBG_871X("%s(): rtw_skb_clone() Fail!!!\n",__FUNCTION__);
 276                         return NULL;
 277                 }
 278         }
 279
 280         eth_type = RTW_GET_BE16(&sub_skb->data[6]);
 281
 282         if (sub_skb->len >= 8 &&
 283                 ((_rtw_memcmp(sub_skb->data, rtw_rfc1042_header, SNAP_SIZE) &&
 284                   eth_type != ETH_P_AARP && eth_type != ETH_P_IPX) ||
 285                  _rtw_memcmp(sub_skb->data, rtw_bridge_tunnel_header, SNAP_SIZE) )) {
 286                 /* remove RFC1042 or Bridge-Tunnel encapsulation and replace EtherType */
 287                 skb_pull(sub_skb, SNAP_SIZE);
 288                 _rtw_memcpy(skb_push(sub_skb, ETH_ALEN), pattrib->src, ETH_ALEN);
 289                 _rtw_memcpy(skb_push(sub_skb, ETH_ALEN), pattrib->dst, ETH_ALEN);
 290         } else {
 291                 u16 len;
 292                 /* Leave Ethernet header part of hdr and full payload */
 293                 len = htons(sub_skb->len);
 294                 _rtw_memcpy(skb_push(sub_skb, 2), &len, 2);
 295                 _rtw_memcpy(skb_push(sub_skb, ETH_ALEN), pattrib->src, ETH_ALEN);
 296                 _rtw_memcpy(skb_push(sub_skb, ETH_ALEN), pattrib->dst, ETH_ALEN);
 297         }
 298
 299         return sub_skb;
 300 }
 301
 302 void rtw_os_recv_indicate_pkt(_adapter *padapter, _pkt *pkt, struct rx_pkt_attrib *pattrib)
 303 {
 304         struct mlme_priv*pmlmepriv = &padapter->mlmepriv;
 305         struct recv_priv *precvpriv = &(padapter->recvpriv);
 306 #ifdef CONFIG_BR_EXT
 307         void *br_port = NULL;
 308 #endif
 309         int ret;
 310
 311         /* Indicat the packets to upper layer */
 312         if (pkt) {
 313                 if(check_fwstate(pmlmepriv, WIFI_AP_STATE) == _TRUE)
 314                 {
 315                         _pkt *pskb2=NULL;
 316                         struct sta_info *psta = NULL;
 317                         struct sta_priv *pstapriv = &padapter->stapriv;
 318                         int bmcast = IS_MCAST(pattrib->dst);
 319
 320                         //DBG_871X("bmcast=%d\n", bmcast);
 321
 322                         if(_rtw_memcmp(pattrib->dst, myid(&padapter->eeprompriv), ETH_ALEN)==_FALSE)
 323                         {
 324                                 //DBG_871X("not ap psta=%p, addr=%pM\n", psta, pattrib->dst);
 325
 326                                 if(bmcast)
 327                                 {
 328                                         psta = rtw_get_bcmc_stainfo(padapter);
 329                                         pskb2 = rtw_skb_clone(pkt);
 330                                 } else {
 331                                         psta = rtw_get_stainfo(pstapriv, pattrib->dst);
 332                                 }
 333
 334                                 if(psta)
 335                                 {
 336                                         struct net_device *pnetdev= (struct net_device*)padapter->pnetdev;
 337
 338                                         //DBG_871X("directly forwarding to the rtw_xmit_entry\n");
 339
 340                                         //skb->ip_summed = CHECKSUM_NONE;
 341                                         pkt->dev = pnetdev;
 342 #if (LINUX_VERSION_CODE>=KERNEL_VERSION(2,6,35))
 343                                         skb_set_queue_mapping(pkt, rtw_recv_select_queue(pkt));
 344 #endif //LINUX_VERSION_CODE>=KERNEL_VERSION(2,6,35)
 345
 346                                         _rtw_xmit_entry(pkt, pnetdev);
 347
 348                                         if(bmcast && (pskb2 != NULL) ) {
 349                                                 pkt = pskb2;
 350                                                 DBG_COUNTER(padapter->rx_logs.os_indicate_ap_mcast);
 351                                         } else {
 352                                                 DBG_COUNTER(padapter->rx_logs.os_indicate_ap_forward);
 353                                                 return;
 354                                         }
 355                                 }
 356                         }
 357                         else// to APself
 358                         {
 359                                 //DBG_871X("to APSelf\n");
 360                                 DBG_COUNTER(padapter->rx_logs.os_indicate_ap_self);
 361                         }
 362                 }
 363
 364 #ifdef CONFIG_BR_EXT
 365                 // Insert NAT2.5 RX here!
 366 #if (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
 367                 br_port = padapter->pnetdev->br_port;
 368 #else   // (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
 369                 rcu_read_lock();
 370                 br_port = rcu_dereference(padapter->pnetdev->rx_handler_data);
 371                 rcu_read_unlock();
 372 #endif  // (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
 373
 374
 375                 if( br_port && (check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_ADHOC_STATE) == _TRUE) )
 376                 {
 377                         int nat25_handle_frame(_adapter *priv, struct sk_buff *skb);
 378                         if (nat25_handle_frame(padapter, pkt) == -1) {
 379                                 //priv->ext_stats.rx_data_drops++;
 380                                 //DEBUG_ERR("RX DROP: nat25_handle_frame fail!\n");
 381                                 //return FAIL;
 382
 383 #if 1
 384                                 // bypass this frame to upper layer!!
 385 #else
 386                                 rtw_skb_free(sub_skb);
 387                                 continue;
 388 #endif
 389                         }
 390                 }
 391 #endif  // CONFIG_BR_EXT
 392                 if( precvpriv->sink_udpport > 0)
 393                         rtw_sink_rtp_seq_dbg(padapter,pkt);
 394                 pkt->protocol = eth_type_trans(pkt, padapter->pnetdev);
 395                 pkt->dev = padapter->pnetdev;
 396
 397 #ifdef CONFIG_TCP_CSUM_OFFLOAD_RX
 398                 if ( (pattrib->tcpchk_valid == 1) && (pattrib->tcp_chkrpt == 1) ) {
 399                         pkt->ip_summed = CHECKSUM_UNNECESSARY;
 400                 } else {
 401                         pkt->ip_summed = CHECKSUM_NONE;
 402                 }
 403 #else /* !CONFIG_TCP_CSUM_OFFLOAD_RX */
 404                 pkt->ip_summed = CHECKSUM_NONE;
 405 #endif //CONFIG_TCP_CSUM_OFFLOAD_RX
 406
 407                 ret = rtw_netif_rx(padapter->pnetdev, pkt);
 408                 if (ret == NET_RX_SUCCESS)
 409                         DBG_COUNTER(padapter->rx_logs.os_netif_ok);
 410                 else
 411                         DBG_COUNTER(padapter->rx_logs.os_netif_err);
 412         }
 413 }
 414
 415 void rtw_handle_tkip_mic_err(_adapter *padapter,u8 bgroup)
 416 {
 417 #ifdef CONFIG_IOCTL_CFG80211
 418         enum nl80211_key_type key_type = 0;
 419 #endif
 420         union iwreq_data wrqu;
 421         struct iw_michaelmicfailure    ev;
 422         struct mlme_priv*              pmlmepriv  = &padapter->mlmepriv;
 423         struct security_priv    *psecuritypriv = &padapter->securitypriv;
 424         u32 cur_time = 0;
 425
 426         if( psecuritypriv->last_mic_err_time == 0 )
 427         {
 428                 psecuritypriv->last_mic_err_time = rtw_get_current_time();
 429         }
 430         else
 431         {
 432                 cur_time = rtw_get_current_time();
 433
 434                 if( cur_time - psecuritypriv->last_mic_err_time < 60*HZ )
 435                 {
 436                         psecuritypriv->btkip_countermeasure = _TRUE;
 437                         psecuritypriv->last_mic_err_time = 0;
 438                         psecuritypriv->btkip_countermeasure_time = cur_time;
 439                 }
 440                 else
 441                 {
 442                         psecuritypriv->last_mic_err_time = rtw_get_current_time();
 443                 }
 444         }
 445
 446 #ifdef CONFIG_IOCTL_CFG80211
 447         if ( bgroup )
 448         {
 449                 key_type |= NL80211_KEYTYPE_GROUP;
 450         }
 451         else
 452         {
 453                 key_type |= NL80211_KEYTYPE_PAIRWISE;
 454         }
 455
 456         cfg80211_michael_mic_failure(padapter->pnetdev, (u8 *)&pmlmepriv->assoc_bssid[ 0 ], key_type, -1,
 457                 NULL, GFP_ATOMIC);
 458 #endif
 459
 460         _rtw_memset( &ev, 0x00, sizeof( ev ) );
 461         if ( bgroup )
 462         {
 463             ev.flags |= IW_MICFAILURE_GROUP;
 464         }
 465         else
 466         {
 467             ev.flags |= IW_MICFAILURE_PAIRWISE;
 468         }
 469
 470         ev.src_addr.sa_family = ARPHRD_ETHER;
 471         _rtw_memcpy( ev.src_addr.sa_data, &pmlmepriv->assoc_bssid[ 0 ], ETH_ALEN );
 472
 473         _rtw_memset( &wrqu, 0x00, sizeof( wrqu ) );
 474         wrqu.data.length = sizeof( ev );
 475
 476 #ifndef CONFIG_IOCTL_CFG80211
 477         wireless_send_event( padapter->pnetdev, IWEVMICHAELMICFAILURE, &wrqu, (char*) &ev );
 478 #endif
 479 }
 480
 481 void rtw_hostapd_mlme_rx(_adapter *padapter, union recv_frame *precv_frame)
 482 {
 483 #ifdef CONFIG_HOSTAPD_MLME
 484         _pkt *skb;
 485         struct hostapd_priv *phostapdpriv  = padapter->phostapdpriv;
 486         struct net_device *pmgnt_netdev = phostapdpriv->pmgnt_netdev;
 487
 488         RT_TRACE(_module_recv_osdep_c_, _drv_info_, ("+rtw_hostapd_mlme_rx\n"));
 489
 490         skb = precv_frame->u.hdr.pkt;
 491
 492         if (skb == NULL)
 493                 return;
 494
 495         skb->data = precv_frame->u.hdr.rx_data;
 496         skb->tail = precv_frame->u.hdr.rx_tail;
 497         skb->len = precv_frame->u.hdr.len;
 498
 499         //pskb_copy = rtw_skb_copy(skb);
 500 //      if(skb == NULL) goto _exit;
 501
 502         skb->dev = pmgnt_netdev;
 503         skb->ip_summed = CHECKSUM_NONE;
 504         skb->pkt_type = PACKET_OTHERHOST;
 505         //skb->protocol = __constant_htons(0x0019); /*ETH_P_80211_RAW*/
 506         skb->protocol = __constant_htons(0x0003); /*ETH_P_80211_RAW*/
 507
 508         //DBG_871X("(1)data=0x%x, head=0x%x, tail=0x%x, mac_header=0x%x, len=%d\n", skb->data, skb->head, skb->tail, skb->mac_header, skb->len);
 509
 510         //skb->mac.raw = skb->data;
 511         skb_reset_mac_header(skb);
 512
 513        //skb_pull(skb, 24);
 514        _rtw_memset(skb->cb, 0, sizeof(skb->cb));
 515
 516         rtw_netif_rx(pmgnt_netdev, skb);
 517
 518         precv_frame->u.hdr.pkt = NULL; // set pointer to NULL before rtw_free_recvframe() if call rtw_netif_rx()
 519 #endif
 520 }
 521
 522 #ifdef CONFIG_AUTO_AP_MODE
 523 static void rtw_os_ksocket_send(_adapter *padapter, union recv_frame *precv_frame)
 524 {
 525         _pkt *skb = precv_frame->u.hdr.pkt;
 526         struct rx_pkt_attrib *pattrib = &precv_frame->u.hdr.attrib;
 527         struct sta_info *psta = precv_frame->u.hdr.psta;
 528
 529         DBG_871X("eth rx: got eth_type=0x%x\n", pattrib->eth_type);
 530
 531         if (psta && psta->isrc && psta->pid>0)
 532         {
 533                 u16 rx_pid;
 534
 535                 rx_pid = *(u16*)(skb->data+ETH_HLEN);
 536
 537                 DBG_871X("eth rx(pid=0x%x): sta("MAC_FMT") pid=0x%x\n",
 538                         rx_pid, MAC_ARG(psta->hwaddr), psta->pid);
 539
 540                 if(rx_pid == psta->pid)
 541                 {
 542                         int i;
 543                         u16 len = *(u16*)(skb->data+ETH_HLEN+2);
 544                         //u16 ctrl_type = *(u16*)(skb->data+ETH_HLEN+4);
 545
 546                         //DBG_871X("eth, RC: len=0x%x, ctrl_type=0x%x\n", len, ctrl_type);
 547                         DBG_871X("eth, RC: len=0x%x\n", len);
 548
 549                         for(i=0;i<len;i++)
 550                                 DBG_871X("0x%x\n", *(skb->data+ETH_HLEN+4+i));
 551                                 //DBG_871X("0x%x\n", *(skb->data+ETH_HLEN+6+i));
 552
 553                         DBG_871X("eth, RC-end\n");
 554
 555 #if 0
 556                         //send_sz = ksocket_send(padapter->ksock_send, &padapter->kaddr_send, (skb->data+ETH_HLEN+2), len);
 557                         rtw_recv_ksocket_send_cmd(padapter, (skb->data+ETH_HLEN+2), len);
 558
 559                         //DBG_871X("ksocket_send size=%d\n", send_sz);
 560 #endif
 561                 }
 562
 563         }
 564
 565 }
 566 #endif //CONFIG_AUTO_AP_MODE
 567
 568 int rtw_recv_indicatepkt(_adapter *padapter, union recv_frame *precv_frame)
 569 {
 570         struct recv_priv *precvpriv;
 571         _queue  *pfree_recv_queue;
 572         _pkt *skb;
 573         struct mlme_priv*pmlmepriv = &padapter->mlmepriv;
 574         struct rx_pkt_attrib *pattrib;
 575
 576         if(NULL == precv_frame)
 577                 goto _recv_indicatepkt_drop;
 578
 579         DBG_COUNTER(padapter->rx_logs.os_indicate);
 580         pattrib = &precv_frame->u.hdr.attrib;
 581         precvpriv = &(padapter->recvpriv);
 582         pfree_recv_queue = &(precvpriv->free_recv_queue);
 583
 584 #ifdef CONFIG_DRVEXT_MODULE
 585         if (drvext_rx_handler(padapter, precv_frame->u.hdr.rx_data, precv_frame->u.hdr.len) == _SUCCESS)
 586         {
 587                 goto _recv_indicatepkt_drop;
 588         }
 589 #endif
 590
 591 #ifdef CONFIG_WAPI_SUPPORT
 592         if (rtw_wapi_check_for_drop(padapter,precv_frame))
 593         {
 594                 WAPI_TRACE(WAPI_ERR, "%s(): Rx Reorder Drop case!!\n", __FUNCTION__);
 595                 goto _recv_indicatepkt_drop;
 596         }
 597 #endif
 598
 599         skb = precv_frame->u.hdr.pkt;
 600         if(skb == NULL)
 601         {
 602                 RT_TRACE(_module_recv_osdep_c_,_drv_err_,("rtw_recv_indicatepkt():skb==NULL something wrong!!!!\n"));
 603                 goto _recv_indicatepkt_drop;
 604         }
 605
 606         RT_TRACE(_module_recv_osdep_c_,_drv_info_,("rtw_recv_indicatepkt():skb != NULL !!!\n"));
 607         RT_TRACE(_module_recv_osdep_c_,_drv_info_,("rtw_recv_indicatepkt():precv_frame->u.hdr.rx_head=%p  precv_frame->hdr.rx_data=%p\n", precv_frame->u.hdr.rx_head, precv_frame->u.hdr.rx_data));
 608         RT_TRACE(_module_recv_osdep_c_,_drv_info_,("precv_frame->hdr.rx_tail=%p precv_frame->u.hdr.rx_end=%p precv_frame->hdr.len=%d \n", precv_frame->u.hdr.rx_tail, precv_frame->u.hdr.rx_end, precv_frame->u.hdr.len));
 609
 610         skb->data = precv_frame->u.hdr.rx_data;
 611
 612         skb_set_tail_pointer(skb, precv_frame->u.hdr.len);
 613
 614         skb->len = precv_frame->u.hdr.len;
 615
 616         RT_TRACE(_module_recv_osdep_c_,_drv_info_,("\n skb->head=%p skb->data=%p skb->tail=%p skb->end=%p skb->len=%d\n", skb->head, skb->data, skb_tail_pointer(skb), skb_end_pointer(skb), skb->len));
 617
 618 #ifdef CONFIG_AUTO_AP_MODE
 619 #if 1 //for testing
 620 #if 1
 621         if (0x8899 == pattrib->eth_type)
 622         {
 623                 rtw_os_ksocket_send(padapter, precv_frame);
 624
 625                 //goto _recv_indicatepkt_drop;
 626         }
 627 #else
 628         if (0x8899 == pattrib->eth_type)
 629         {
 630                 rtw_auto_ap_mode_rx(padapter, precv_frame);
 631
 632                 goto _recv_indicatepkt_end;
 633         }
 634 #endif
 635 #endif
 636 #endif //CONFIG_AUTO_AP_MODE
 637
 638         rtw_os_recv_indicate_pkt(padapter, skb, pattrib);
 639
 640 _recv_indicatepkt_end:
 641
 642         precv_frame->u.hdr.pkt = NULL; // pointers to NULL before rtw_free_recvframe()
 643
 644         rtw_free_recvframe(precv_frame, pfree_recv_queue);
 645
 646         RT_TRACE(_module_recv_osdep_c_,_drv_info_,("\n rtw_recv_indicatepkt :after rtw_os_recv_indicate_pkt!!!!\n"));
 647
 648
 649         return _SUCCESS;
 650
 651 _recv_indicatepkt_drop:
 652
 653          //enqueue back to free_recv_queue
 654          if(precv_frame)
 655                  rtw_free_recvframe(precv_frame, pfree_recv_queue);
 656
 657          DBG_COUNTER(padapter->rx_logs.os_indicate_err);
 658
 659          return _FAIL;
 660
 661 }
 662
 663 void rtw_os_read_port(_adapter *padapter, struct recv_buf *precvbuf)
 664 {
 665         struct recv_priv *precvpriv = &padapter->recvpriv;
 666
 667 #ifdef CONFIG_USB_HCI
 668
 669         precvbuf->ref_cnt--;
 670
 671         //free skb in recv_buf
 672         rtw_skb_free(precvbuf->pskb);
 673
 674         precvbuf->pskb = NULL;
 675         precvbuf->reuse = _FALSE;
 676
 677         if(precvbuf->irp_pending == _FALSE)
 678         {
 679                 rtw_read_port(padapter, precvpriv->ff_hwaddr, 0, (unsigned char *)precvbuf);
 680         }
 681
 682
 683 #endif
 684 #if defined(CONFIG_SDIO_HCI) || defined(CONFIG_GSPI_HCI)
 685                 precvbuf->pskb = NULL;
 686 #endif
 687
 688 }
 689 void _rtw_reordering_ctrl_timeout_handler (void *FunctionContext);
 690 void _rtw_reordering_ctrl_timeout_handler (void *FunctionContext)
 691 {
 692         struct recv_reorder_ctrl *preorder_ctrl = (struct recv_reorder_ctrl *)FunctionContext;
 693         rtw_reordering_ctrl_timeout_handler(preorder_ctrl);
 694 }
 695
 696 void rtw_init_recv_timer(struct recv_reorder_ctrl *preorder_ctrl)
 697 {
 698         _adapter *padapter = preorder_ctrl->padapter;
 699
 700         _init_timer(&(preorder_ctrl->reordering_ctrl_timer), padapter->pnetdev, _rtw_reordering_ctrl_timeout_handler, preorder_ctrl);
 701
 702 }
 703