static s32 _rtw_mi_buddy_clone_bcmc_packet(_adapter *adapter, union recv_frame *precvframe, u8 *pphy_status, union recv_frame *pcloneframe)
{
s32 ret = _SUCCESS;
u8 *pbuf = precvframe->u.hdr.rx_data;
struct rx_pkt_attrib *pattrib = NULL;
HAL_DATA_TYPE *pHalData = GET_HAL_DATA(adapter);
if (pcloneframe) {
pcloneframe->u.hdr.adapter = adapter;
_rtw_init_listhead(&pcloneframe->u.hdr.list);
pcloneframe->u.hdr.precvbuf = NULL; /*can't access the precvbuf for new arch.*/
pcloneframe->u.hdr.len = 0;
_rtw_memcpy(&pcloneframe->u.hdr.attrib, &precvframe->u.hdr.attrib, sizeof(struct rx_pkt_attrib));
pattrib = &pcloneframe->u.hdr.attrib;
#ifdef CONFIG_SKB_ALLOCATED
if (rtw_os_alloc_recvframe(adapter, pcloneframe, pbuf, NULL) == _SUCCESS)
#else
if (rtw_os_recvframe_duplicate_skb(adapter, pcloneframe, precvframe->u.hdr.pkt) == _SUCCESS)
#endif
{
#ifdef CONFIG_SKB_ALLOCATED
recvframe_put(pcloneframe, pattrib->pkt_len);
#endif
#ifdef DBG_SKB_PROCESS
rtw_dbg_skb_process(adapter, precvframe, pcloneframe);
#endif
if (pattrib->physt && pphy_status)
rx_query_phy_status(pcloneframe, pphy_status);
ret = rtw_recv_entry(pcloneframe);
} else {
ret = -1;
RTW_INFO("%s()-%d: rtw_os_alloc_recvframe() failed!\n", __func__, __LINE__);
}
}
return ret;
}
int recvbuf2recvframe(PADAPTER padapter, void *ptr)
{
u8 *pbuf;
u8 pkt_cnt = 0;
u32 pkt_offset;
s32 transfer_len;
u8 *pdata, *pphy_status;
union recv_frame *precvframe = NULL;
struct rx_pkt_attrib *pattrib = NULL;
PHAL_DATA_TYPE pHalData;
struct recv_priv *precvpriv;
_queue *pfree_recv_queue;
_pkt *pskb;
pHalData = GET_HAL_DATA(padapter);
precvpriv = &padapter->recvpriv;
pfree_recv_queue = &precvpriv->free_recv_queue;
#ifdef CONFIG_USE_USB_BUFFER_ALLOC_RX
pskb = NULL;
transfer_len = (s32)((struct recv_buf*)ptr)->transfer_len;
pbuf = ((struct recv_buf*)ptr)->pbuf;
#else // !CONFIG_USE_USB_BUFFER_ALLOC_RX
pskb = (_pkt*)ptr;
transfer_len = (s32)pskb->len;
pbuf = pskb->data;
#endif // !CONFIG_USE_USB_BUFFER_ALLOC_RX
#ifdef CONFIG_USB_RX_AGGREGATION
pkt_cnt = GET_RX_STATUS_DESC_USB_AGG_PKTNUM_8723B(pbuf);
#endif
do {
precvframe = rtw_alloc_recvframe(pfree_recv_queue);
if (precvframe == NULL) {
DBG_8192C("%s: rtw_alloc_recvframe() failed! RX Drop!\n", __FUNCTION__);
goto _exit_recvbuf2recvframe;
}
if (transfer_len >1500)
_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;
rtl8723b_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)) {
DBG_8192C("%s: RX Error! pkt_len=%d pkt_offset=%d transfer_len=%d\n",
__FUNCTION__, pattrib->pkt_len, pkt_offset, transfer_len);
rtw_free_recvframe(precvframe, pfree_recv_queue);
goto _exit_recvbuf2recvframe;
}
pdata = pbuf + RXDESC_SIZE + pattrib->drvinfo_sz + pattrib->shift_sz;
if (rtw_os_alloc_recvframe(padapter, precvframe, pdata, pskb) == _FAIL) {
DBG_8192C("%s: RX Error! rtw_os_alloc_recvframe FAIL!\n", __FUNCTION__);
rtw_free_recvframe(precvframe, pfree_recv_queue);
goto _exit_recvbuf2recvframe;
}
recvframe_put(precvframe, pattrib->pkt_len);
if (pattrib->pkt_rpt_type == NORMAL_RX) {
if (pattrib->physt)
pphy_status = pbuf + RXDESC_OFFSET;
else
pphy_status = NULL;
#ifdef CONFIG_CONCURRENT_MODE
if (rtw_buddy_adapter_up(padapter)) {
if (pre_recv_entry(precvframe, pphy_status) != _SUCCESS) {
// Return fail except data frame
//DBG_8192C("%s: RX Error! (concurrent)pre_recv_entry FAIL!\n", __FUNCTION__);
}
}
#endif // CONFIG_CONCURRENT_MODE
if (pphy_status)
rx_query_phy_status(precvframe, pphy_status);
if (rtw_recv_entry(precvframe) != _SUCCESS) {
// Return fail except data frame
//DBG_8192C("%s: RX Error! rtw_recv_entry FAIL!\n", __FUNCTION__);
}
}
else {
#ifdef CONFIG_C2H_PACKET_EN
if (pattrib->pkt_rpt_type == C2H_PACKET) {
rtl8723b_c2h_packet_handler(padapter, precvframe->u.hdr.rx_data, pattrib->pkt_len);
}
else {
DBG_8192C("%s: [WARNNING] RX type(%d) not be handled!\n",
__FUNCTION__, pattrib->pkt_rpt_type);
}
#endif // CONFIG_C2H_PACKET_EN
rtw_free_recvframe(precvframe, pfree_recv_queue);
}
#ifdef CONFIG_USB_RX_AGGREGATION
// jaguar 8-byte alignment
pkt_offset = (u16)_RND8(pkt_offset);
pkt_cnt--;
pbuf += pkt_offset;
#endif
transfer_len -= pkt_offset;
precvframe = NULL;
} while (transfer_len > 0);
_exit_recvbuf2recvframe:
return _SUCCESS;
}
static s32 pre_recv_entry(union recv_frame *precvframe, u8 *pphy_status)
{
s32 ret=_SUCCESS;
#ifdef CONFIG_CONCURRENT_MODE
u8 *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
{
secondary_myid = adapter_mac_addr(secondary_padapter);
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)
rx_query_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)
// rx_query_phy_status(precvframe, pphy_status);
//ret = rtw_recv_entry(precvframe);
#endif
return ret;
}
static s32 pre_recv_entry(union recv_frame *precvframe, u8 *pphy_status)
{
s32 ret=_SUCCESS;
#ifdef CONFIG_CONCURRENT_MODE
u8 *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;
HAL_DATA_TYPE *pHalData = GET_HAL_DATA(primary_padapter);
if(!secondary_padapter)
return ret;
paddr1 = GetAddr1Ptr(precvframe->u.hdr.rx_data);
if(IS_MCAST(paddr1) == _FALSE)//unicast packets
{
secondary_myid = adapter_mac_addr(secondary_padapter);
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
{
//clone/copy to if2
_pkt *pkt_copy = NULL;
struct rx_pkt_attrib *pattrib = NULL;
precvframe_if2 = rtw_alloc_recvframe(pfree_recv_queue);
if(!precvframe_if2)
return _FAIL;
precvframe_if2->u.hdr.adapter = secondary_padapter;
_rtw_memcpy(&precvframe_if2->u.hdr.attrib, &precvframe->u.hdr.attrib, sizeof(struct rx_pkt_attrib));
pattrib = &precvframe_if2->u.hdr.attrib;
//driver need to set skb len for skb_copy().
//If skb->len is zero, skb_copy() will not copy data from original skb.
skb_put(precvframe->u.hdr.pkt, pattrib->pkt_len);
pkt_copy = rtw_skb_copy( precvframe->u.hdr.pkt);
if (pkt_copy == NULL)
{
if((pattrib->mfrag == 1)&&(pattrib->frag_num == 0))
{
DBG_8192C("pre_recv_entry(): rtw_skb_copy fail , drop frag frame \n");
rtw_free_recvframe(precvframe, &precvpriv->free_recv_queue);
return ret;
}
pkt_copy = rtw_skb_clone( precvframe->u.hdr.pkt);
if(pkt_copy == NULL)
{
DBG_8192C("pre_recv_entry(): rtw_skb_clone fail , drop frame\n");
rtw_free_recvframe(precvframe, &precvpriv->free_recv_queue);
return ret;
}
}
pkt_copy->dev = secondary_padapter->pnetdev;
precvframe_if2->u.hdr.pkt = pkt_copy;
precvframe_if2->u.hdr.rx_head = pkt_copy->head;
precvframe_if2->u.hdr.rx_data = pkt_copy->data;
precvframe_if2->u.hdr.rx_tail = skb_tail_pointer(pkt_copy);
precvframe_if2->u.hdr.rx_end = skb_end_pointer(pkt_copy);
precvframe_if2->u.hdr.len = pkt_copy->len;
//recvframe_put(precvframe_if2, pattrib->pkt_len);
if ( pHalData->ReceiveConfig & RCR_APPFCS)
recvframe_pull_tail(precvframe_if2, IEEE80211_FCS_LEN);
if (pattrib->physt)
rx_query_phy_status(precvframe_if2, pphy_status);
if(rtw_recv_entry(precvframe_if2) != _SUCCESS)
{
RT_TRACE(_module_rtl871x_recv_c_,_drv_err_,
("recvbuf2recvframe: rtw_recv_entry(precvframe) != _SUCCESS\n"));
}
}
//if (precvframe->u.hdr.attrib.physt)
// rx_query_phy_status(precvframe, pphy_status);
//ret = rtw_recv_entry(precvframe);
#endif
return ret;
}
static void rtl8723bs_recv_tasklet(void *priv)
{
PADAPTER padapter;
PHAL_DATA_TYPE pHalData;
struct recv_priv *precvpriv;
struct recv_buf *precvbuf;
union recv_frame *precvframe;
struct recv_frame_hdr *phdr;
struct rx_pkt_attrib *pattrib;
u8 *ptr;
_pkt *ppkt;
u32 pkt_offset;
_irqL irql;
padapter = (PADAPTER)priv;
pHalData = GET_HAL_DATA(padapter);
precvpriv = &padapter->recvpriv;
do {
precvbuf = rtw_dequeue_recvbuf(&precvpriv->recv_buf_pending_queue);
if (NULL == precvbuf) break;
ptr = precvbuf->pdata;
while (ptr < precvbuf->ptail)
{
precvframe = rtw_alloc_recvframe(&precvpriv->free_recv_queue);
if (precvframe == NULL) {
RT_TRACE(_module_rtl871x_recv_c_, _drv_err_, ("rtl8723bs_recv_tasklet: no enough recv frame!\n"));
rtw_enqueue_recvbuf_to_head(precvbuf, &precvpriv->recv_buf_pending_queue);
// The case of can't allocte recvframe should be temporary,
// schedule again and hope recvframe is available next time.
#ifdef PLATFORM_LINUX
tasklet_schedule(&precvpriv->recv_tasklet);
#endif
return;
}
phdr = &precvframe->u.hdr;
pattrib = &phdr->attrib;
rtl8723b_query_rx_desc_status(precvframe, ptr);
#if 0
{
int i, len = 64;
u8 *pptr = ptr;
if((*(pptr + RXDESC_SIZE + pattrib->drvinfo_sz) != 0x80) && (*(pptr + RXDESC_SIZE + pattrib->drvinfo_sz) != 0x40))
{
DBG_871X("##############RxDESC############### \n");
for(i=0; i<32;i=i+16)
DBG_871X("%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X:\n", *(pptr+i),
*(pptr+i+1), *(pptr+i+2) ,*(pptr+i+3) ,*(pptr+i+4),*(pptr+i+5), *(pptr+i+6), *(pptr+i+7), *(pptr+i+8), *(pptr+i+9), *(pptr+i+10),
*(pptr+i+11), *(pptr+i+12), *(pptr+i+13), *(pptr+i+14), *(pptr+i+15));
if(pattrib->pkt_len < 100)
len = pattrib->pkt_len;
pptr = ptr + RXDESC_SIZE + pattrib->drvinfo_sz;
DBG_871X("##############Len=%d############### \n", pattrib->pkt_len);
for(i=0; i<len;i=i+16)
DBG_871X("%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X:%02X:\n", *(pptr+i),
*(pptr+i+1), *(pptr+i+2) ,*(pptr+i+3) ,*(pptr+i+4),*(pptr+i+5), *(pptr+i+6), *(pptr+i+7), *(pptr+i+8), *(pptr+i+9), *(pptr+i+10),
*(pptr+i+11), *(pptr+i+12), *(pptr+i+13), *(pptr+i+14), *(pptr+i+15));
DBG_871X("############################# \n");
}
}
#endif
// fix Hardware RX data error, drop whole recv_buffer
if ((!(pHalData->ReceiveConfig & RCR_ACRC32)) && pattrib->crc_err)
{
DBG_8192C("%s()-%d: RX Warning! rx CRC ERROR !!\n", __FUNCTION__, __LINE__);
rtw_free_recvframe(precvframe, &precvpriv->free_recv_queue);
break;
}
pkt_offset = RXDESC_SIZE + pattrib->drvinfo_sz + pattrib->pkt_len;
#if 0 // reduce check to speed up
if ((ptr + pkt_offset) > precvbuf->ptail) {
RT_TRACE(_module_rtl871x_recv_c_, _drv_err_,
("%s: next pkt len(%p,%d) exceed ptail(%p)!\n",
__FUNCTION__, ptr, pkt_offset, precvbuf->ptail));
rtw_free_recvframe(precvframe, &precvpriv->free_recv_queue);
break;
}
#endif
if ((pattrib->crc_err) || (pattrib->icv_err))
{
#ifdef CONFIG_MP_INCLUDED
if (padapter->registrypriv.mp_mode == 1)
{
if ((check_fwstate(&padapter->mlmepriv, WIFI_MP_STATE) == _TRUE))//&&(padapter->mppriv.check_mp_pkt == 0))
{
if (pattrib->crc_err == 1)
padapter->mppriv.rx_crcerrpktcount++;
}
}
else
#endif
{
DBG_8192C("%s: crc_err=%d icv_err=%d, skip!\n", __FUNCTION__, pattrib->crc_err, pattrib->icv_err);
}
rtw_free_recvframe(precvframe, &precvpriv->free_recv_queue);
}
else
{
ppkt = rtw_skb_clone(precvbuf->pskb);
if (ppkt == NULL) {
DBG_8192C("%s: no enough memory to allocate SKB!\n", __FUNCTION__);
rtw_free_recvframe(precvframe, &precvpriv->free_recv_queue);
rtw_enqueue_recvbuf_to_head(precvbuf, &precvpriv->recv_buf_pending_queue);
// The case of can't allocte skb is serious and may never be recovered,
// once bDriverStopped is enable, this task should be stopped.
if (padapter->bDriverStopped == _FALSE) {
#ifdef PLATFORM_LINUX
tasklet_schedule(&precvpriv->recv_tasklet);
#endif
}
return;
}
phdr->pkt = ppkt;
phdr->len = 0;
phdr->rx_head = precvbuf->phead;
phdr->rx_data = phdr->rx_tail = precvbuf->pdata;
phdr->rx_end = precvbuf->pend;
recvframe_put(precvframe, pkt_offset);
recvframe_pull(precvframe, RXDESC_SIZE + pattrib->drvinfo_sz);
if (pHalData->ReceiveConfig & RCR_APPFCS)
recvframe_pull_tail(precvframe, IEEE80211_FCS_LEN);
// move to drv info position
ptr += RXDESC_SIZE;
// update drv info
if (pHalData->ReceiveConfig & RCR_APP_BA_SSN) {
//rtl8723s_update_bassn(padapter, pdrvinfo);
ptr += 4;
}
if (pattrib->pkt_rpt_type == NORMAL_RX) {
#ifdef CONFIG_CONCURRENT_MODE
if (rtw_buddy_adapter_up(padapter))
{
if (pre_recv_entry(precvframe, precvbuf, ptr) != _SUCCESS) {
RT_TRACE(_module_rtl871x_recv_c_,_drv_err_,
("recvbuf2recvframe: recv_entry(precvframe) != _SUCCESS\n"));
}
}
else
#endif
{
if (pattrib->physt)
rx_query_phy_status(precvframe, ptr);
if (rtw_recv_entry(precvframe) != _SUCCESS)
{
RT_TRACE(_module_rtl871x_recv_c_, _drv_info_, ("rtl8723bs_recv_tasklet: rtw_recv_entry(precvframe) != _SUCCESS\n"));
}
}
}
else {
#ifdef CONFIG_C2H_PACKET_EN
if (pattrib->pkt_rpt_type == C2H_PACKET) {
rtl8723b_c2h_packet_handler(padapter, precvframe->u.hdr.rx_data, pattrib->pkt_len);
}
else {
DBG_8192C("%s: [WARNNING] RX type(%d) not be handled!\n",
__FUNCTION__, pattrib->pkt_rpt_type);
}
#endif
rtw_free_recvframe(precvframe, &precvpriv->free_recv_queue);
}
}
pkt_offset = _RND8(pkt_offset);
precvbuf->pdata += pkt_offset;
ptr = precvbuf->pdata;
}
rtw_skb_free(precvbuf->pskb);
precvbuf->pskb = NULL;
rtw_enqueue_recvbuf(precvbuf, &precvpriv->free_recv_buf_queue);
} while (1);
}
static void rtl8723bs_recv_tasklet(void *priv)
{
PADAPTER padapter;
PHAL_DATA_TYPE pHalData;
struct recv_priv *precvpriv;
struct recv_buf *precvbuf;
union recv_frame *precvframe;
struct recv_frame_hdr *phdr;
struct rx_pkt_attrib *pattrib;
_irqL irql;
u8 *ptr;
u32 pkt_len, pkt_offset, skb_len, alloc_sz;
_pkt *pkt_copy = NULL;
u8 shift_sz = 0, rx_report_sz = 0;
padapter = (PADAPTER)priv;
pHalData = GET_HAL_DATA(padapter);
precvpriv = &padapter->recvpriv;
do {
precvbuf = rtw_dequeue_recvbuf(&precvpriv->recv_buf_pending_queue);
if (NULL == precvbuf) break;
ptr = precvbuf->pdata;
while (ptr < precvbuf->ptail)
{
precvframe = rtw_alloc_recvframe(&precvpriv->free_recv_queue);
if (precvframe == NULL)
{
DBG_8192C("%s: no enough recv frame!\n", __FUNCTION__);
rtw_enqueue_recvbuf_to_head(precvbuf, &precvpriv->recv_buf_pending_queue);
// The case of can't allocte recvframe should be temporary,
// schedule again and hope recvframe is available next time.
#ifdef PLATFORM_LINUX
tasklet_schedule(&precvpriv->recv_tasklet);
#endif
return;
}
//rx desc parsing
rtl8723b_query_rx_desc_status(precvframe, ptr);
pattrib = &precvframe->u.hdr.attrib;
// fix Hardware RX data error, drop whole recv_buffer
if ((!(pHalData->ReceiveConfig & RCR_ACRC32)) && pattrib->crc_err)
{
#if !(MP_DRIVER==1)
DBG_8192C("%s()-%d: RX Warning! rx CRC ERROR !!\n", __FUNCTION__, __LINE__);
#endif
rtw_free_recvframe(precvframe, &precvpriv->free_recv_queue);
break;
}
rx_report_sz = RXDESC_SIZE + pattrib->drvinfo_sz;
pkt_offset = rx_report_sz + pattrib->shift_sz + pattrib->pkt_len;
if ((ptr + pkt_offset) > precvbuf->ptail) {
DBG_8192C("%s()-%d: : next pkt len(%p,%d) exceed ptail(%p)!\n", __FUNCTION__, __LINE__, ptr, pkt_offset, precvbuf->ptail);
rtw_free_recvframe(precvframe, &precvpriv->free_recv_queue);
break;
}
if ((pattrib->crc_err) || (pattrib->icv_err))
{
#ifdef CONFIG_MP_INCLUDED
if (padapter->registrypriv.mp_mode == 1)
{
if ((check_fwstate(&padapter->mlmepriv, WIFI_MP_STATE) == _TRUE))//&&(padapter->mppriv.check_mp_pkt == 0))
{
if (pattrib->crc_err == 1)
padapter->mppriv.rx_crcerrpktcount++;
}
}
else
#endif
{
DBG_8192C("%s: crc_err=%d icv_err=%d, skip!\n", __FUNCTION__, pattrib->crc_err, pattrib->icv_err);
}
rtw_free_recvframe(precvframe, &precvpriv->free_recv_queue);
}
else
{
// Modified by Albert 20101213
// For 8 bytes IP header alignment.
if (pattrib->qos) // Qos data, wireless lan header length is 26
{
shift_sz = 6;
}
else
{
shift_sz = 0;
}
skb_len = pattrib->pkt_len;
// for first fragment packet, driver need allocate 1536+drvinfo_sz+RXDESC_SIZE to defrag packet.
// modify alloc_sz for recvive crc error packet by thomas 2011-06-02
if((pattrib->mfrag == 1)&&(pattrib->frag_num == 0)){
//alloc_sz = 1664; //1664 is 128 alignment.
if(skb_len <= 1650)
alloc_sz = 1664;
else
alloc_sz = skb_len + 14;
}
else {
alloc_sz = skb_len;
// 6 is for IP header 8 bytes alignment in QoS packet case.
// 8 is for skb->data 4 bytes alignment.
alloc_sz += 14;
}
pkt_copy = rtw_skb_alloc(alloc_sz);
if (pkt_copy)
{
pkt_copy->dev = padapter->pnetdev;
precvframe->u.hdr.pkt = pkt_copy;
skb_reserve( pkt_copy, 8 - ((SIZE_PTR)( pkt_copy->data ) & 7 ));//force pkt_copy->data at 8-byte alignment address
skb_reserve( pkt_copy, shift_sz );//force ip_hdr at 8-byte alignment address according to shift_sz.
_rtw_memcpy(pkt_copy->data, (ptr + rx_report_sz + pattrib->shift_sz), skb_len);
precvframe->u.hdr.rx_head = pkt_copy->head;
precvframe->u.hdr.rx_data = precvframe->u.hdr.rx_tail = pkt_copy->data;
precvframe->u.hdr.rx_end = skb_end_pointer(pkt_copy);
}
else
{
if((pattrib->mfrag == 1)&&(pattrib->frag_num == 0))
{
DBG_8192C("%s: alloc_skb fail, drop frag frame\n", __FUNCTION__);
rtw_free_recvframe(precvframe, &precvpriv->free_recv_queue);
break;
}
precvframe->u.hdr.pkt = rtw_skb_clone(precvbuf->pskb);
if(precvframe->u.hdr.pkt)
{
_pkt *pkt_clone = precvframe->u.hdr.pkt;
pkt_clone->data = ptr + rx_report_sz + pattrib->shift_sz;
skb_reset_tail_pointer(pkt_clone);
precvframe->u.hdr.rx_head = precvframe->u.hdr.rx_data = precvframe->u.hdr.rx_tail
= pkt_clone->data;
precvframe->u.hdr.rx_end = pkt_clone->data + skb_len;
}
else
{
DBG_8192C("%s: rtw_skb_clone fail\n", __FUNCTION__);
rtw_free_recvframe(precvframe, &precvpriv->free_recv_queue);
break;
}
}
recvframe_put(precvframe, skb_len);
//recvframe_pull(precvframe, drvinfo_sz + RXDESC_SIZE);
if (pHalData->ReceiveConfig & RCR_APPFCS)
recvframe_pull_tail(precvframe, IEEE80211_FCS_LEN);
// move to drv info position
ptr += RXDESC_SIZE;
// update drv info
if (pHalData->ReceiveConfig & RCR_APP_BA_SSN) {
//rtl8723s_update_bassn(padapter, pdrvinfo);
ptr += 4;
}
if (pattrib->pkt_rpt_type == NORMAL_RX) {
// skip the rx packet with abnormal length
if (pattrib->pkt_len < 14 || pattrib->pkt_len > 8192) {
DBG_8192C("skip abnormal rx packet(%d)\n", pattrib->pkt_len);
rtw_free_recvframe(precvframe, &precvpriv->free_recv_queue);
break;
}
#ifdef CONFIG_CONCURRENT_MODE
if (rtw_buddy_adapter_up(padapter))
{
if (pre_recv_entry(precvframe, precvbuf, ptr) != _SUCCESS) {
RT_TRACE(_module_rtl871x_recv_c_,_drv_err_,
("recvbuf2recvframe: recv_entry(precvframe) != _SUCCESS\n"));
}
}
else
#endif
{
if (pattrib->physt)
rx_query_phy_status(precvframe, ptr);
if (rtw_recv_entry(precvframe) != _SUCCESS) {
RT_TRACE(_module_rtl871x_recv_c_, _drv_dump_, ("%s: rtw_recv_entry(precvframe) != _SUCCESS\n",__FUNCTION__));
}
}
}
else {
#ifdef CONFIG_C2H_PACKET_EN
if (pattrib->pkt_rpt_type == C2H_PACKET) {
rtl8723b_c2h_packet_handler(padapter, precvframe->u.hdr.rx_data, pattrib->pkt_len);
}
else {
DBG_8192C("%s: [WARNNING] RX type(%d) not be handled!\n",
__FUNCTION__, pattrib->pkt_rpt_type);
}
#endif
rtw_free_recvframe(precvframe, &precvpriv->free_recv_queue);
}
}
pkt_offset = _RND8(pkt_offset);
precvbuf->pdata += pkt_offset;
ptr = precvbuf->pdata;
precvframe = NULL;
pkt_copy = NULL;
}
rtw_enqueue_recvbuf(precvbuf, &precvpriv->free_recv_buf_queue);
} while (1);
}
int recvbuf2recvframe(PADAPTER padapter, void *ptr)
{
u8 *pbuf;
u8 pkt_cnt = 0;
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;
_pkt *pskb;
#ifdef CONFIG_USE_USB_BUFFER_ALLOC_RX
pskb = NULL;
transfer_len = (s32)((struct recv_buf*)ptr)->transfer_len;
pbuf = ((struct recv_buf*)ptr)->pbuf;
#else
pskb = (_pkt*)ptr;
transfer_len = (s32)pskb->len;
pbuf = pskb->data;
#endif//CONFIG_USE_USB_BUFFER_ALLOC_RX
#ifdef CONFIG_USB_RX_AGGREGATION
pkt_cnt = GET_RX_STATUS_DESC_USB_AGG_PKTNUM_8812(pbuf);
#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;
rtl8812_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<=0 or pkt_offset> transfer_len \n", __FUNCTION__, __LINE__);
rtw_free_recvframe(precvframe, pfree_recv_queue);
goto _exit_recvbuf2recvframe;
}
#ifdef CONFIG_RX_PACKET_APPEND_FCS
if(pattrib->pkt_rpt_type == NORMAL_RX)
pattrib->pkt_len -= IEEE80211_FCS_LEN;
#endif
if(rtw_os_alloc_recvframe(padapter, precvframe,
(pbuf + pattrib->shift_sz + pattrib->drvinfo_sz + RXDESC_SIZE), pskb) == _FAIL)
{
rtw_free_recvframe(precvframe, pfree_recv_queue);
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)
rx_query_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_8812(padapter,precvframe->u.hdr.rx_data,pattrib->pkt_len);
}
rtw_free_recvframe(precvframe, pfree_recv_queue);
}
#ifdef CONFIG_USB_RX_AGGREGATION
// jaguar 8-byte alignment
pkt_offset = (u16)_RND8(pkt_offset);
pkt_cnt--;
pbuf += pkt_offset;
#endif
transfer_len -= pkt_offset;
precvframe = NULL;
}while(transfer_len>0);
_exit_recvbuf2recvframe:
return _SUCCESS;
}
