void SendOneQueuedPacket( PMRVDRV_ADAPTER Adapter )
{
PNDIS_PACKET pPacket;
NDIS_STATUS Status;
USHORT usTxFrmSeqNum = 0, usTxFrmStatus = 0, usTCNSeqNum = 0;
USHORT usTxCurrentRate = 0;
PTXQ_KEEPER pTxQKeeper;
PTXQ_NODE pTQNode;
EnterCriticalSection(&Adapter->TxCriticalSection);
if( Adapter->TxPacketCount )
{
TxPacketDeQueue(Adapter, &pTxQKeeper, &pTQNode);
Adapter->TxPacketCount--;
pPacket = pTQNode -> pPacket;
LeaveCriticalSection(&Adapter->TxCriticalSection); // tt tx
if(pPacket)
{
Status = SendSinglePacket(Adapter,pPacket,&(pTQNode->DnldPacket));
EnterCriticalSection(&Adapter->TxCriticalSection); // tt tx
if(Status == NDIS_STATUS_SUCCESS)
{
PushFreeTxQNode(Adapter->TxFreeQ,pTQNode);
//Adapter->TxPacketCount--; //++dralee_20060327
}
else
{
DBGPRINT(DBG_ERROR,(L"[TxDone] Send packet fail\r\n"));
//Error handling , push back this node
InsertTxQNodeFromHead(pTxQKeeper,pTQNode);
//++dralee_20060327
Adapter->TxPacketCount++;
}
LeaveCriticalSection(&Adapter->TxCriticalSection); // tt tx
}
}
else
{
LeaveCriticalSection(&Adapter->TxCriticalSection); // tt tx
}
}
/* ethernet device interface */
rt_err_t rt_wlan_dev_tx( rt_device_t dev, struct pbuf* packet)
{
struct rt_wlan_dev *wlandev=dev->user_data;
WlanInfo *wlan = (WlanInfo*)wlandev->priv;
WlanCard *card = wlan->card;
rt_uint32_t level;
if (packet == RT_NULL) return -RT_ERROR;
SendSinglePacket(card, packet);
level = rt_hw_interrupt_disable();
card->HisRegCpy &= ~HIS_TxDnLdRdy;
rt_hw_interrupt_enable(level);
return RT_EOK;
}
/* ethernet device interface */
static rt_err_t mrvl_wlan_tx( rt_device_t dev, struct pbuf* packet)
{
WlanCard *card;
rt_uint32_t level;
RT_ASSERT(dev != RT_NULL);
RT_ASSERT(packet != RT_NULL);
card = WLAN_CARD(dev);
SendSinglePacket(card, packet);
level = rt_hw_interrupt_disable();
card->HisRegCpy &= ~HIS_TxDnLdRdy;
rt_hw_interrupt_enable(level);
return RT_EOK;
}
NDIS_STATUS
HandleTxSingleDoneEvent(
PMRVDRV_ADAPTER Adapter
)
{
PNDIS_PACKET pPacket;
NDIS_STATUS Status;
USHORT usTxFrmSeqNum = 0, usTxFrmStatus = 0, usTCNSeqNum = 0;
USHORT usTxCurrentRate = 0;
PTXQ_KEEPER pTxQKeeper;
PTXQ_NODE pTQNode;
//DBGSTROBE_LINE_OFF(DBLINE2);
DBGPRINT(DBG_TX | DBG_CRLF ,(L"+HandleTxSingleDoneEvent()\n"));
Adapter->dwTxTimeoutCount = 0;
/* Handle Txsingle done may be caused by txed data packet and command packet.
If caused by command packet, Adapter->SentPacket == null.
If caused by data packet, Adapter->SentPacket != null except the txed packet is null packet.
When PPS is actived, null packet with last packet indication set may be sent to FW
*/
Status = NDIS_STATUS_SUCCESS;
EnterCriticalSection(&Adapter->TxCriticalSection);
pPacket = Adapter->SentPacket;
Adapter->SentPacket = NULL;
if ( ! wlan_ccx_isCurPacket(pPacket) )
{
Adapter->TxPacketSendComplete++;
//dralee_20051128
if ( Adapter->MediaConnectStatus == NdisMediaStateDisconnected )
{
LeaveCriticalSection(&Adapter->TxCriticalSection);
CleanUpSingleTxBuffer(Adapter);
ResetRxPDQ(Adapter);
return NDIS_STATUS_FAILURE;
}
DBGPRINT(DBG_TX|DBG_HELP,(L"[Marvell:HandleTxSingleDoneEvent] Adapter->TxPacketSendComplete=%d\n", Adapter->TxPacketSendComplete));
//dralee_20060629
if( Adapter->PPS_Enabled == 0 ) //WMM_UAPSD
{
if( Adapter->psState != PS_STATE_SLEEP )
{
if( Adapter->TxPacketCount )
{
TxPacketDeQueue(Adapter, &pTxQKeeper, &pTQNode);
//++dralee_20060327
Adapter->TxPacketCount--;
pPacket = pTQNode -> pPacket;
LeaveCriticalSection(&Adapter->TxCriticalSection); // tt tx
if(pPacket)
{
Status = SendSinglePacket(Adapter,pPacket,&(pTQNode->DnldPacket));
EnterCriticalSection(&Adapter->TxCriticalSection); // tt tx
if(Status == NDIS_STATUS_SUCCESS)
{
PushFreeTxQNode(Adapter->TxFreeQ,pTQNode);
//Adapter->TxPacketCount--; //++dralee_20060327
}
else
{
DBGPRINT(DBG_ERROR,(L"[TxDone] Send packet fail\r\n"));
//Error handling , push back this node
InsertTxQNodeFromHead(pTxQKeeper,pTQNode);
//++dralee_20060327
Adapter->TxPacketCount++;
}
LeaveCriticalSection(&Adapter->TxCriticalSection); // tt tx
}
else
{
DBGPRINT(DBG_ERROR,(L"severe error, Get NULL packet...\r\n"));
// tt ++ wmm
EnterCriticalSection(&Adapter->TxCriticalSection); // tt tx
PushFreeTxQNode(Adapter->TxFreeQ,pTQNode);
LeaveCriticalSection(&Adapter->TxCriticalSection); // tt tx
// tt --
}
}
else if(Adapter->WmmDesc.WmmUapsdEnabled && Adapter->psState == PS_STATE_WAKEUP ) //PS mode enabled
{
LeaveCriticalSection(&Adapter->TxCriticalSection); // tt tx
Adapter->bNullFrameSent = 1;
SendNullPacket(Adapter, MRVDRV_WCB_POWER_MGMT_NULL_PACKET|MRVDRV_WCB_POWER_MGMT_LAST_PACKET);
}
// tt tx ++
else
LeaveCriticalSection(&Adapter->TxCriticalSection); // tt tx
// tt tx --
}
else //080807 dralee
LeaveCriticalSection(&Adapter->TxCriticalSection);
}
else //#else
{ //++dralee_20060327
if( Adapter->TxPacketCount && Adapter->psState != PS_STATE_SLEEP && Adapter->TxLock == 0 )
{
TxPacketDeQueue(Adapter, &pTxQKeeper, &pTQNode);
//++dralee_20060327
Adapter->TxPacketCount--;
// tt ++ ps check
// if ( pTQNode == NULL ) {
///crlo: queue is full. Leave now, instead of sending the packet
// DBGPRINT(DBG_TX, ("pq: 3\n") );
// RETAILMSG(1,(L"Exit: %s, queue is full, LeaveCriticalSection \n", TEXT(__FUNCTION__)));
// LeaveCriticalSection(&Adapter->TxCriticalSection);
// return NDIS_STATUS_FAILURE;
// }
// tt --
pPacket = pTQNode -> pPacket;
LeaveCriticalSection(&Adapter->TxCriticalSection); // tt tx
if(pPacket)
{
Status = SendSinglePacket(Adapter,pPacket,&(pTQNode->DnldPacket));
EnterCriticalSection(&Adapter->TxCriticalSection); // tt tx
if(Status == NDIS_STATUS_SUCCESS)
{
PushFreeTxQNode(Adapter->TxFreeQ,pTQNode);
//Adapter->TxPacketCount--; //++dralee_20060327
}
else
{
DBGPRINT(DBG_ERROR,(L"[TxDone] Send packet fail\r\n"));
//Error handling , push back this node
InsertTxQNodeFromHead(pTxQKeeper,pTQNode);
//++dralee_20060327
Adapter->TxPacketCount++;
}
LeaveCriticalSection(&Adapter->TxCriticalSection); // tt tx
}
else
{
DBGPRINT(DBG_ERROR,(L"severe error, Get NULL packet...\r\n"));
/*
The original 37.p13 doesn't push the node back to the Tx queue.
*/
EnterCriticalSection(&Adapter->TxCriticalSection); // tt tx
PushFreeTxQNode(Adapter->TxFreeQ,pTQNode);
LeaveCriticalSection(&Adapter->TxCriticalSection); // tt tx
}
}
else if( Adapter->psState == PS_STATE_WAKEUP && (CheckLastPacketIndication(Adapter)) )
{
if(Adapter->TxLock == 0)
{
SendNullPacket(Adapter, (MRVDRV_WCB_POWER_MGMT_NULL_PACKET|MRVDRV_WCB_POWER_MGMT_LAST_PACKET));
Adapter->TxLock = 1;
}
LeaveCriticalSection(&Adapter->TxCriticalSection); // tt tx
}
// tt tx ++
else
LeaveCriticalSection(&Adapter->TxCriticalSection); // tt tx
// tt tx --
} //#endif // WMM_UAPSD
}
else
{
LeaveCriticalSection(&Adapter->TxCriticalSection); //080807 +dralee
DBGPRINT(DBG_CCX, (L"[HandleTxSingleDone] It is CCX packet\n"));
///crlo:slowping ++
wlan_ccx_clrCurPacket();
///crlo:slowping --
}
//this condiction only true when ps_confirm is enqueue, but not txed.
//It's possible when doing GetCmdFromQueueToExecute(), Adapter->SentPacket != 0
//that will stop downloading this command
if ( Adapter->psState == PS_STATE_SLEEP && Adapter->bPSConfirm==FALSE )
{
if( IsThisHostPowerState(Adapter, HTWK_STATE_FULL_POWER) ||
IsThisHostPowerState(Adapter, HTWK_STATE_SLEEP) )
{
if (Adapter->CurCmd == NULL)
{
GetCmdFromQueueToExecute (Adapter);
}
}
}
//dralee_20060607, As command sending flow may be disrupted due to Adapter->SentPacket != null
//we add this condition to let flow started again.
else if ( Adapter->CurCmd == NULL &&
Adapter->SentPacket == NULL &&
Adapter->psState != PS_STATE_SLEEP )
{
GetCmdFromQueueToExecute (Adapter);
}
return NDIS_STATUS_SUCCESS;
}
