int rtw_recv_indicatepkt(struct adapter *padapter,
struct recv_frame *precv_frame)
{
struct recv_priv *precvpriv;
struct __queue *pfree_recv_queue;
struct sk_buff *skb;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
precvpriv = &(padapter->recvpriv);
pfree_recv_queue = &(precvpriv->free_recv_queue);
skb = precv_frame->pkt;
if (!skb) {
RT_TRACE(_module_recv_osdep_c_, _drv_err_,
("rtw_recv_indicatepkt():skb == NULL something wrong!!!!\n"));
goto _recv_indicatepkt_drop;
}
RT_TRACE(_module_recv_osdep_c_, _drv_info_,
("rtw_recv_indicatepkt():skb != NULL !!!\n"));
RT_TRACE(_module_recv_osdep_c_, _drv_info_,
("rtw_recv_indicatepkt():precv_frame->rx_head =%p precv_frame->hdr.rx_data =%p\n",
precv_frame->rx_head, precv_frame->rx_data));
RT_TRACE(_module_recv_osdep_c_, _drv_info_,
("precv_frame->hdr.rx_tail =%p precv_frame->rx_end =%p precv_frame->hdr.len =%d\n",
precv_frame->rx_tail, precv_frame->rx_end,
precv_frame->len));
skb->data = precv_frame->rx_data;
skb_set_tail_pointer(skb, precv_frame->len);
skb->len = precv_frame->len;
RT_TRACE(_module_recv_osdep_c_, _drv_info_,
("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));
if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
struct sk_buff *pskb2 = NULL;
struct sta_info *psta = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
struct rx_pkt_attrib *pattrib = &precv_frame->attrib;
int bmcast = IS_MCAST(pattrib->dst);
if (memcmp(pattrib->dst, myid(&padapter->eeprompriv),
ETH_ALEN)) {
if (bmcast) {
psta = rtw_get_bcmc_stainfo(padapter);
pskb2 = skb_clone(skb, GFP_ATOMIC);
} else {
psta = rtw_get_stainfo(pstapriv, pattrib->dst);
}
if (psta) {
struct net_device *pnetdev;
pnetdev = (struct net_device *)padapter->pnetdev;
skb->dev = pnetdev;
skb_set_queue_mapping(skb, rtw_recv_select_queue(skb));
rtw_xmit_entry(skb, pnetdev);
if (bmcast)
skb = pskb2;
else
goto _recv_indicatepkt_end;
}
}
}
rcu_read_lock();
rcu_dereference(padapter->pnetdev->rx_handler_data);
rcu_read_unlock();
skb->ip_summed = CHECKSUM_NONE;
skb->dev = padapter->pnetdev;
skb->protocol = eth_type_trans(skb, padapter->pnetdev);
netif_rx(skb);
_recv_indicatepkt_end:
/* pointers to NULL before rtw_free_recvframe() */
precv_frame->pkt = NULL;
rtw_free_recvframe(precv_frame, pfree_recv_queue);
RT_TRACE(_module_recv_osdep_c_, _drv_info_,
("\n rtw_recv_indicatepkt :after netif_rx!!!!\n"));
return _SUCCESS;
_recv_indicatepkt_drop:
/* enqueue back to free_recv_queue */
rtw_free_recvframe(precv_frame, pfree_recv_queue);
return _FAIL;
}
void rtw_recv_indicatepkt(_adapter *padapter, union recv_frame *precv_frame)
{
struct recv_priv *precvpriv;
_queue *pfree_recv_queue;
_pkt *skb;
struct mlme_priv*pmlmepriv = &padapter->mlmepriv;
#ifdef CONFIG_RTL8712_TCP_CSUM_OFFLOAD_RX
struct rx_pkt_attrib *pattrib = &precv_frame->u.hdr.attrib;
#endif
_func_enter_;
precvpriv = &(padapter->recvpriv);
pfree_recv_queue = &(precvpriv->free_recv_queue);
#ifdef CONFIG_DRVEXT_MODULE
if (drvext_rx_handler(padapter, precv_frame->u.hdr.rx_data, precv_frame->u.hdr.len) == _SUCCESS)
{
rtw_free_recvframe(precv_frame, pfree_recv_queue);
return;
}
#endif
skb = precv_frame->u.hdr.pkt;
if(skb == NULL)
{
RT_TRACE(_module_recv_osdep_c_,_drv_err_,("rtw_recv_indicatepkt():skb==NULL something wrong!!!!\n"));
goto _recv_indicatepkt_drop;
}
RT_TRACE(_module_recv_osdep_c_,_drv_info_,("rtw_recv_indicatepkt():skb != NULL !!!\n"));
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));
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));
skb->data = precv_frame->u.hdr.rx_data;
skb->tail = precv_frame->u.hdr.rx_tail;
skb->len = precv_frame->u.hdr.len;
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, skb->end, skb->len));
if(check_fwstate(pmlmepriv, WIFI_AP_STATE) == _TRUE)
{
_pkt *pskb2=NULL;
struct sta_info *psta = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
struct rx_pkt_attrib *pattrib = &precv_frame->u.hdr.attrib;
int bmcast = IS_MCAST(pattrib->dst);
//DBG_871X("bmcast=%d\n", bmcast);
if(_rtw_memcmp(pattrib->dst, myid(&padapter->eeprompriv), ETH_ALEN)==_FALSE)
{
psta = rtw_get_stainfo(pstapriv, pattrib->dst);
//DBG_871X("not ap psta=%p, addr=%pM\n", psta, pattrib->dst);
if(bmcast)
{
pskb2 = skb_clone(skb, GFP_ATOMIC);
}
if(psta)
{
//DBG_871X("directly forwarding to the xmit_entry\n");
//skb->ip_summed = CHECKSUM_NONE;
//skb->protocol = eth_type_trans(skb, pnetdev);
skb->dev = padapter->pnetdev;
rtw_xmit_entry(skb, padapter->pnetdev);
if(bmcast == _FALSE)
goto _recv_indicatepkt_end;
}
if(bmcast)
skb = pskb2;
}
else// to APself
{
//DBG_871X("to APSelf\n");
}
}
#ifdef CONFIG_RTL8712_TCP_CSUM_OFFLOAD_RX
if ( (pattrib->tcpchk_valid == 1) && (pattrib->tcp_chkrpt == 1) ) {
skb->ip_summed = CHECKSUM_UNNECESSARY;
//printk("CHECKSUM_UNNECESSARY \n");
} else {
skb->ip_summed = CHECKSUM_NONE;
//printk("CHECKSUM_NONE(%d, %d) \n", pattrib->tcpchk_valid, pattrib->tcp_chkrpt);
}
#else /* !CONFIG_RTL8712_TCP_CSUM_OFFLOAD_RX */
skb->ip_summed = CHECKSUM_NONE;
#endif
skb->dev = padapter->pnetdev;
skb->protocol = eth_type_trans(skb, padapter->pnetdev);
netif_rx(skb);
_recv_indicatepkt_end:
precv_frame->u.hdr.pkt = NULL; // pointers to NULL before rtw_free_recvframe()
rtw_free_recvframe(precv_frame, pfree_recv_queue);
RT_TRACE(_module_recv_osdep_c_,_drv_info_,("\n rtw_recv_indicatepkt :after netif_rx!!!!\n"));
_func_exit_;
return;
_recv_indicatepkt_drop:
//enqueue back to free_recv_queue
if(precv_frame)
rtw_free_recvframe(precv_frame, pfree_recv_queue);
precvpriv->rx_drop++;
_func_exit_;
}
int rtw_recv_indicatepkt(struct adapter *padapter,
struct recv_frame *precv_frame)
{
struct recv_priv *precvpriv;
struct __queue *pfree_recv_queue;
struct sk_buff *skb;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
precvpriv = &padapter->recvpriv;
pfree_recv_queue = &precvpriv->free_recv_queue;
skb = precv_frame->pkt;
if (!skb) {
RT_TRACE(_module_recv_osdep_c_, _drv_err_,
("%s():skb == NULL something wrong!!!!\n", __func__));
goto _recv_indicatepkt_drop;
}
if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
struct sk_buff *pskb2 = NULL;
struct sta_info *psta = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
struct rx_pkt_attrib *pattrib = &precv_frame->attrib;
bool mcast = is_multicast_ether_addr(pattrib->dst);
if (memcmp(pattrib->dst, myid(&padapter->eeprompriv),
ETH_ALEN)) {
if (mcast) {
psta = rtw_get_bcmc_stainfo(padapter);
pskb2 = skb_clone(skb, GFP_ATOMIC);
} else {
psta = rtw_get_stainfo(pstapriv, pattrib->dst);
}
if (psta) {
struct net_device *pnetdev;
pnetdev = (struct net_device *)padapter->pnetdev;
skb->dev = pnetdev;
skb_set_queue_mapping(skb, rtw_recv_select_queue(skb));
rtw_xmit_entry(skb, pnetdev);
if (mcast)
skb = pskb2;
else
goto _recv_indicatepkt_end;
}
}
}
skb->ip_summed = CHECKSUM_NONE;
skb->dev = padapter->pnetdev;
skb->protocol = eth_type_trans(skb, padapter->pnetdev);
netif_rx(skb);
_recv_indicatepkt_end:
/* pointers to NULL before rtw_free_recvframe() */
precv_frame->pkt = NULL;
rtw_free_recvframe(precv_frame, pfree_recv_queue);
RT_TRACE(_module_recv_osdep_c_, _drv_info_,
("\n %s :after netif_rx!!!!\n", __func__));
return _SUCCESS;
_recv_indicatepkt_drop:
/* enqueue back to free_recv_queue */
rtw_free_recvframe(precv_frame, pfree_recv_queue);
return _FAIL;
}
void rtw_os_recv_indicate_pkt(_adapter *padapter, _pkt *pkt, struct rx_pkt_attrib *pattrib)
{
struct mlme_priv*pmlmepriv = &padapter->mlmepriv;
#ifdef CONFIG_BR_EXT
void *br_port = NULL;
#endif
/* Indicat the packets to upper layer */
if (pkt) {
if(check_fwstate(pmlmepriv, WIFI_AP_STATE) == _TRUE)
{
_pkt *pskb2=NULL;
struct sta_info *psta = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
int bmcast = IS_MCAST(pattrib->dst);
//DBG_871X("bmcast=%d\n", bmcast);
if(_rtw_memcmp(pattrib->dst, myid(&padapter->eeprompriv), ETH_ALEN)==_FALSE)
{
//DBG_871X("not ap psta=%p, addr=%pM\n", psta, pattrib->dst);
if(bmcast)
{
psta = rtw_get_bcmc_stainfo(padapter);
pskb2 = skb_clone(pkt, GFP_ATOMIC);
} else {
psta = rtw_get_stainfo(pstapriv, pattrib->dst);
}
if(psta)
{
struct net_device *pnetdev= (struct net_device*)padapter->pnetdev;
//DBG_871X("directly forwarding to the rtw_xmit_entry\n");
//skb->ip_summed = CHECKSUM_NONE;
pkt->dev = pnetdev;
#if (LINUX_VERSION_CODE>=KERNEL_VERSION(2,6,35))
skb_set_queue_mapping(pkt, rtw_recv_select_queue(pkt));
#endif //LINUX_VERSION_CODE>=KERNEL_VERSION(2,6,35)
rtw_xmit_entry(pkt, pnetdev);
if(bmcast && (pskb2 != NULL) ) {
pkt = pskb2;
} else {
return;
}
}
}
else// to APself
{
//DBG_871X("to APSelf\n");
}
}
#ifdef CONFIG_BR_EXT
// Insert NAT2.5 RX here!
#if (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
br_port = padapter->pnetdev->br_port;
#else // (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
rcu_read_lock();
br_port = rcu_dereference(padapter->pnetdev->rx_handler_data);
rcu_read_unlock();
#endif // (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
if( br_port && (check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_ADHOC_STATE) == _TRUE) )
{
int nat25_handle_frame(_adapter *priv, struct sk_buff *skb);
if (nat25_handle_frame(padapter, pkt) == -1) {
//priv->ext_stats.rx_data_drops++;
//DEBUG_ERR("RX DROP: nat25_handle_frame fail!\n");
//return FAIL;
#if 1
// bypass this frame to upper layer!!
#else
dev_kfree_skb_any(sub_skb);
continue;
#endif
}
}
#endif // CONFIG_BR_EXT
pkt->protocol = eth_type_trans(pkt, padapter->pnetdev);
pkt->dev = padapter->pnetdev;
#ifdef CONFIG_TCP_CSUM_OFFLOAD_RX
if ( (pattrib->tcpchk_valid == 1) && (pattrib->tcp_chkrpt == 1) ) {
pkt->ip_summed = CHECKSUM_UNNECESSARY;
} else {
pkt->ip_summed = CHECKSUM_NONE;
}
#else /* !CONFIG_TCP_CSUM_OFFLOAD_RX */
pkt->ip_summed = CHECKSUM_NONE;
#endif //CONFIG_TCP_CSUM_OFFLOAD_RX
netif_rx(pkt);
}
}
int rtw_recv_indicatepkt(_adapter *padapter, union recv_frame *precv_frame)
{
struct recv_priv *precvpriv;
_queue *pfree_recv_queue;
_pkt *skb;
struct mlme_priv*pmlmepriv = &padapter->mlmepriv;
#ifdef CONFIG_TCP_CSUM_OFFLOAD_RX
struct rx_pkt_attrib *pattrib = &precv_frame->u.hdr.attrib;
#endif
#ifdef CONFIG_BR_EXT
void *br_port = NULL;
#endif
printk(KERN_EMERG "\n rtw_recv_indicatepkt"); //Agostino Polizzano
_func_enter_;
precvpriv = &(padapter->recvpriv);
pfree_recv_queue = &(precvpriv->free_recv_queue);
#ifdef CONFIG_DRVEXT_MODULE
if (drvext_rx_handler(padapter, precv_frame->u.hdr.rx_data, precv_frame->u.hdr.len) == _SUCCESS)
{
goto _recv_indicatepkt_drop;
}
#endif
skb = precv_frame->u.hdr.pkt;
if(skb == NULL)
{
RT_TRACE(_module_recv_osdep_c_,_drv_err_,("rtw_recv_indicatepkt():skb==NULL something wrong!!!!\n"));
goto _recv_indicatepkt_drop;
}
RT_TRACE(_module_recv_osdep_c_,_drv_info_,("rtw_recv_indicatepkt():skb != NULL !!!\n"));
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));
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));
skb->data = precv_frame->u.hdr.rx_data;
#ifdef NET_SKBUFF_DATA_USES_OFFSET
skb_set_tail_pointer(skb, precv_frame->u.hdr.len);
#else
skb->tail = precv_frame->u.hdr.rx_tail;
#endif
skb->len = precv_frame->u.hdr.len;
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, skb->end, skb->len));
if(check_fwstate(pmlmepriv, WIFI_AP_STATE) == _TRUE)
{
_pkt *pskb2=NULL;
struct sta_info *psta = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
struct rx_pkt_attrib *pattrib = &precv_frame->u.hdr.attrib;
int bmcast = IS_MCAST(pattrib->dst);
//DBG_871X("bmcast=%d\n", bmcast);
if(_rtw_memcmp(pattrib->dst, myid(&padapter->eeprompriv), ETH_ALEN)==_FALSE)
{
//DBG_871X("not ap psta=%p, addr=%pM\n", psta, pattrib->dst);
if(bmcast)
{
psta = rtw_get_bcmc_stainfo(padapter);
pskb2 = skb_clone(skb, GFP_ATOMIC);
} else {
psta = rtw_get_stainfo(pstapriv, pattrib->dst);
}
if(psta)
{
//DBG_871X("directly forwarding to the rtw_xmit_entry\n");
//skb->ip_summed = CHECKSUM_NONE;
//skb->protocol = eth_type_trans(skb, pnetdev);
skb->dev = padapter->pnetdev;
rtw_xmit_entry(skb, padapter->pnetdev);
if(bmcast)
skb = pskb2;
else
goto _recv_indicatepkt_end;
}
}
else// to APself
{
//DBG_871X("to APSelf\n");
}
}
#ifdef CONFIG_BR_EXT
#if (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
br_port = padapter->pnetdev->br_port;
#else // (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
rcu_read_lock();
br_port = rcu_dereference(padapter->pnetdev->rx_handler_data);
rcu_read_unlock();
#endif // (LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 35))
if( br_port && (check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_ADHOC_STATE) == _TRUE) )
{
int nat25_handle_frame(_adapter *priv, struct sk_buff *skb);
if (nat25_handle_frame(padapter, skb) == -1) {
//priv->ext_stats.rx_data_drops++;
//DEBUG_ERR("RX DROP: nat25_handle_frame fail!\n");
//return FAIL;
#if 1
// bypass this frame to upper layer!!
#else
goto _recv_indicatepkt_drop;
#endif
}
}
#endif // CONFIG_BR_EXT
#ifdef CONFIG_TCP_CSUM_OFFLOAD_RX
if ( (pattrib->tcpchk_valid == 1) && (pattrib->tcp_chkrpt == 1) ) {
skb->ip_summed = CHECKSUM_UNNECESSARY;
//DBG_8192C("CHECKSUM_UNNECESSARY \n");
} else {
skb->ip_summed = CHECKSUM_NONE;
//DBG_8192C("CHECKSUM_NONE(%d, %d) \n", pattrib->tcpchk_valid, pattrib->tcp_chkrpt);
}
#else /* !CONFIG_TCP_CSUM_OFFLOAD_RX */
skb->ip_summed = CHECKSUM_NONE;
#endif
skb->dev = padapter->pnetdev;
skb->protocol = eth_type_trans(skb, padapter->pnetdev);
netif_rx(skb);
_recv_indicatepkt_end:
precv_frame->u.hdr.pkt = NULL; // pointers to NULL before rtw_free_recvframe()
rtw_free_recvframe(precv_frame, pfree_recv_queue);
RT_TRACE(_module_recv_osdep_c_,_drv_info_,("\n rtw_recv_indicatepkt :after netif_rx!!!!\n"));
_func_exit_;
return _SUCCESS;
_recv_indicatepkt_drop:
//enqueue back to free_recv_queue
if(precv_frame)
rtw_free_recvframe(precv_frame, pfree_recv_queue);
precvpriv->rx_drop++;
return _FAIL;
_func_exit_;
}
