VOID DoBulkIn(IN RTMP_ADAPTER *pAd)
{
PRX_CONTEXT pRxContext;
PURB pUrb;
int ret = 0;
unsigned long IrqFlags;
RTMP_IRQ_LOCK(&pAd->BulkInLock, IrqFlags);
pRxContext = &(pAd->RxContext[pAd->NextRxBulkInIndex]);
if ((pAd->PendingRx > 0) || (pRxContext->Readable == TRUE) || (pRxContext->InUse == TRUE))
{
RTMP_IRQ_UNLOCK(&pAd->BulkInLock, IrqFlags);
return;
}
pRxContext->InUse = TRUE;
pRxContext->IRPPending = TRUE;
pAd->PendingRx++;
pAd->BulkInReq++;
RTMP_IRQ_UNLOCK(&pAd->BulkInLock, IrqFlags);
// Init Rx context descriptor
NdisZeroMemory(pRxContext->TransferBuffer, pRxContext->BulkInOffset);
RTUSBInitRxDesc(pAd, pRxContext);
pUrb = pRxContext->pUrb;
if ((ret = RTUSB_SUBMIT_URB(pUrb))!=0)
{ // fail
RTMP_IRQ_LOCK(&pAd->BulkInLock, IrqFlags);
pRxContext->InUse = FALSE;
pRxContext->IRPPending = FALSE;
pAd->PendingRx--;
pAd->BulkInReq--;
RTMP_IRQ_UNLOCK(&pAd->BulkInLock, IrqFlags);
DBGPRINT(RT_DEBUG_ERROR, ("RTUSBBulkReceive: Submit Rx URB failed %d\n", ret));
}
else
{ // success
ASSERT((pRxContext->InUse == pRxContext->IRPPending));
//printk("BIDone, Pend=%d,BIIdx=%d,BIRIdx=%d!\n", pAd->PendingRx, pAd->NextRxBulkInIndex, pAd->NextRxBulkInReadIndex);
}
}
/*
========================================================================
Routine Description:
This routine is used to do insert packet into power-saveing queue.
Arguments:
pAd: Pointer to our adapter
pPacket: Pointer to send packet
pMacEntry: portint to entry of MacTab. the pMacEntry store attribute of client (STA).
QueIdx: Priority queue idex.
Return Value:
NDIS_STATUS_SUCCESS:If succes to queue the packet into TxSwQueue.
NDIS_STATUS_FAILURE: If failed to do en-queue.
========================================================================
*/
NDIS_STATUS RtmpInsertPsQueue(
IN PRTMP_ADAPTER pAd,
IN PNDIS_PACKET pPacket,
IN MAC_TABLE_ENTRY *pMacEntry,
IN UCHAR QueIdx)
{
ULONG IrqFlags;
#ifdef UAPSD_SUPPORT
/* put the U-APSD packet to its U-APSD queue by AC ID */
UINT32 ac_id = QueIdx - QID_AC_BE; /* should be >= 0 */
if (UAPSD_MR_IS_UAPSD_AC(pMacEntry, ac_id))
{
UAPSD_PacketEnqueue(pAd, pMacEntry, pPacket, ac_id);
}
else
#endif /* UAPSD_SUPPORT */
{
if (pMacEntry->PsQueue.Number >= MAX_PACKETS_IN_PS_QUEUE)
{
RELEASE_NDIS_PACKET(pAd, pPacket, NDIS_STATUS_FAILURE);
return NDIS_STATUS_FAILURE;
}
else
{
DBGPRINT(RT_DEBUG_TRACE, ("legacy ps> queue a packet!\n"));
RTMP_IRQ_LOCK(&pAd->irq_lock, IrqFlags);
InsertTailQueue(&pMacEntry->PsQueue, PACKET_TO_QUEUE_ENTRY(pPacket));
RTMP_IRQ_UNLOCK(&pAd->irq_lock, IrqFlags);
}
}
#ifdef CONFIG_AP_SUPPORT
/* mark corresponding TIM bit in outgoing BEACON frame */
#ifdef UAPSD_SUPPORT
if (UAPSD_MR_IS_NOT_TIM_BIT_NEEDED_HANDLED(pMacEntry, QueIdx))
{
/* 1. the station is UAPSD station;
2. one of AC is non-UAPSD (legacy) AC;
3. the destinated AC of the packet is UAPSD AC. */
/* So we can not set TIM bit due to one of AC is legacy AC */
}
else
#endif /* UAPSD_SUPPORT */
{
WLAN_MR_TIM_BIT_SET(pAd, pMacEntry->apidx, pMacEntry->Aid);
}
#endif /* CONFIG_AP_SUPPORT */
return NDIS_STATUS_SUCCESS;
}
VOID MtEnqTxSwqFromPsQueue(RTMP_ADAPTER *pAd, UCHAR qidx, STA_TR_ENTRY *tr_entry)
{
ULONG IrqFlags = 0;
//struct tx_swq_fifo *fifo_swq;
QUEUE_ENTRY *pQEntry;
QUEUE_HEADER *pAcPsQue;
QUEUE_HEADER *pAcTxQue;
#ifdef UAPSD_SUPPORT
MAC_TABLE_ENTRY *pEntry = &pAd->MacTab.Content[tr_entry->wcid];
#endif /* UAPSD_SUPPORT */
//fifo_swq = &pAd->tx_swq[qidx];
pAcPsQue = &tr_entry->ps_queue;
pAcTxQue = &tr_entry->tx_queue[qidx];
RTMP_IRQ_LOCK(&pAd->irq_lock, IrqFlags);
#ifdef UAPSD_SUPPORT
if (UAPSD_MR_IS_UAPSD_AC(pEntry, qidx))
{
while(pAcPsQue->Head)
{
pQEntry = RemoveTailQueue(pAcPsQue);
UAPSD_PacketEnqueue(pAd, pEntry, PACKET_TO_QUEUE_ENTRY(pQEntry), qidx, TRUE);
}
}
else
#endif /* UAPSD_SUPPORT */
{
/*check and insert PS Token queue*/
if(pAcPsQue->Number > 0 && tr_entry->wcid > 0 && tr_entry->wcid < MAX_LEN_OF_TR_TABLE)
{
rtmp_ps_enq(pAd,tr_entry);
DBGPRINT(RT_DEBUG_TRACE | DBG_FUNC_PS, ("pAcPsQue->Number=%d,PS:%d\n",pAcPsQue->Number,tr_entry->PsTokenFlag));
}
while(pAcPsQue->Head)
{
pQEntry = RemoveTailQueue(pAcPsQue);
if(tr_entry->enqCount > SQ_ENQ_NORMAL_MAX) {
RELEASE_NDIS_PACKET(pAd, QUEUE_ENTRY_TO_PACKET(pQEntry), NDIS_STATUS_FAILURE);
continue;
}
InsertHeadQueue(pAcTxQue, pQEntry);
#ifdef LIMIT_GLOBAL_SW_QUEUE
TR_ENQ_COUNT_INC(tr_entry, &pAd->TxSwQueue[qidx]);
#else /* LIMIT_GLOBAL_SW_QUEUE */
TR_ENQ_COUNT_INC(tr_entry);
#endif /* ! LIMIT_GLOBAL_SW_QUEUE */
}
}
RTMP_IRQ_UNLOCK(&pAd->irq_lock, IrqFlags);
return;
}
void DoBulkIn(struct rt_rtmp_adapter *pAd)
{
struct rt_rx_context *pRxContext;
PURB pUrb;
int ret = 0;
unsigned long IrqFlags;
RTMP_IRQ_LOCK(&pAd->BulkInLock, IrqFlags);
pRxContext = &(pAd->RxContext[pAd->NextRxBulkInIndex]);
if ((pAd->PendingRx > 0) || (pRxContext->Readable == TRUE)
|| (pRxContext->InUse == TRUE)) {
RTMP_IRQ_UNLOCK(&pAd->BulkInLock, IrqFlags);
return;
}
pRxContext->InUse = TRUE;
pRxContext->IRPPending = TRUE;
pAd->PendingRx++;
pAd->BulkInReq++;
RTMP_IRQ_UNLOCK(&pAd->BulkInLock, IrqFlags);
/* Init Rx context descriptor */
NdisZeroMemory(pRxContext->TransferBuffer, pRxContext->BulkInOffset);
RTUSBInitRxDesc(pAd, pRxContext);
pUrb = pRxContext->pUrb;
ret = RTUSB_SUBMIT_URB(pUrb);
if (ret != 0) { /* fail */
RTMP_IRQ_LOCK(&pAd->BulkInLock, IrqFlags);
pRxContext->InUse = FALSE;
pRxContext->IRPPending = FALSE;
pAd->PendingRx--;
pAd->BulkInReq--;
RTMP_IRQ_UNLOCK(&pAd->BulkInLock, IrqFlags);
DBGPRINT(RT_DEBUG_ERROR,
("RTUSBBulkReceive: Submit Rx URB failed %d\n", ret));
} else { /* success */
ASSERT((pRxContext->InUse == pRxContext->IRPPending));
/*printk("BIDone, Pend=%d,BIIdx=%d,BIRIdx=%d!\n", pAd->PendingRx, pAd->NextRxBulkInIndex, pAd->NextRxBulkInReadIndex); */
}
}
/*
========================================================================
Routine Description:
Arguments:
Return Value:
Note: PsPoll use BulkOutPipeId = 0
========================================================================
*/
void RTUSBBulkOutPsPoll(struct rt_rtmp_adapter *pAd)
{
struct rt_tx_context *pPsPollContext = &(pAd->PsPollContext);
PURB pUrb;
int ret = 0;
unsigned long IrqFlags;
RTMP_IRQ_LOCK(&pAd->BulkOutLock[0], IrqFlags);
if ((pAd->BulkOutPending[0] == TRUE)
|| RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NEED_STOP_TX)) {
RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[0], IrqFlags);
return;
}
pAd->BulkOutPending[0] = TRUE;
pAd->watchDogTxPendingCnt[0] = 1;
pPsPollContext->IRPPending = TRUE;
RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[0], IrqFlags);
/* Clear PS-Poll bulk flag */
RTUSB_CLEAR_BULK_FLAG(pAd, fRTUSB_BULK_OUT_PSPOLL);
/* Init Tx context descriptor */
RTUSBInitTxDesc(pAd, pPsPollContext, MGMTPIPEIDX,
(usb_complete_t) RTUSBBulkOutPsPollComplete);
pUrb = pPsPollContext->pUrb;
ret = RTUSB_SUBMIT_URB(pUrb);
if (ret != 0) {
RTMP_IRQ_LOCK(&pAd->BulkOutLock[0], IrqFlags);
pAd->BulkOutPending[0] = FALSE;
pAd->watchDogTxPendingCnt[0] = 0;
pPsPollContext->IRPPending = FALSE;
RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[0], IrqFlags);
DBGPRINT(RT_DEBUG_ERROR,
("RTUSBBulkOutPsPoll: Submit Tx URB failed %d\n",
ret));
return;
}
}
VOID RTUSBBulkOutPsPoll(
IN PRTMP_ADAPTER pAd)
{
PTX_CONTEXT pPsPollContext = &(pAd->PsPollContext);
PURB pUrb;
int ret = 0;
unsigned long IrqFlags;
RTMP_IRQ_LOCK(&pAd->BulkOutLock[0], IrqFlags);
if ((pAd->BulkOutPending[0] == TRUE) || RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NEED_STOP_TX))
{
RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[0], IrqFlags);
return;
}
pAd->BulkOutPending[0] = TRUE;
pAd->watchDogTxPendingCnt[0] = 1;
pPsPollContext->IRPPending = TRUE;
RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[0], IrqFlags);
RTUSB_CLEAR_BULK_FLAG(pAd, fRTUSB_BULK_OUT_PSPOLL);
RTUSBInitTxDesc(pAd, pPsPollContext, MGMTPIPEIDX, (usb_complete_t)RTUSBBulkOutPsPollComplete);
pUrb = pPsPollContext->pUrb;
if((ret = RTUSB_SUBMIT_URB(pUrb))!=0)
{
RTMP_IRQ_LOCK(&pAd->BulkOutLock[0], IrqFlags);
pAd->BulkOutPending[0] = FALSE;
pAd->watchDogTxPendingCnt[0] = 0;
pPsPollContext->IRPPending = FALSE;
RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[0], IrqFlags);
DBGPRINT(RT_DEBUG_ERROR, ("RTUSBBulkOutPsPoll: Submit Tx URB failed %d\n", ret));
return;
}
}
/*
========================================================================
Routine Description:
This subroutine will scan through releative ring descriptor to find
out avaliable free ring descriptor and compare with request size.
Arguments:
pAd Pointer to our adapter
RingType Selected Ring
Return Value:
NDIS_STATUS_FAILURE Not enough free descriptor
NDIS_STATUS_SUCCESS Enough free descriptor
Note:
========================================================================
*/
NDIS_STATUS RTUSBFreeDescriptorRequest(
IN PRTMP_ADAPTER pAd,
IN UCHAR BulkOutPipeId,
IN UINT32 NumberRequired)
{
/* UCHAR FreeNumber = 0;*/
/* UINT Index;*/
NDIS_STATUS Status = NDIS_STATUS_FAILURE;
unsigned long IrqFlags;
HT_TX_CONTEXT *pHTTXContext;
pHTTXContext = &pAd->TxContext[BulkOutPipeId];
RTMP_IRQ_LOCK(&pAd->TxContextQueueLock[BulkOutPipeId], IrqFlags);
#ifdef USB_BULK_BUF_ALIGMENT
if( ((pHTTXContext->CurWriteIdx< pHTTXContext->NextBulkIdx ) && (pHTTXContext->NextBulkIdx - pHTTXContext->CurWriteIdx == 1))
|| ((pHTTXContext->CurWriteIdx ==(BUF_ALIGMENT_RINGSIZE -1) ) && (pHTTXContext->NextBulkIdx == 0 )))
{
RTUSB_SET_BULK_FLAG(pAd, (fRTUSB_BULK_OUT_DATA_NORMAL << BulkOutPipeId));
}
else if (pHTTXContext->bCurWriting == TRUE)
{
DBGPRINT(RT_DEBUG_TRACE,("BUF_ALIGMENT RTUSBFreeD c3 --> QueIdx=%d, CWPos=%ld, NBOutPos=%ld!\n", BulkOutPipeId, pHTTXContext->CurWritePosition, pHTTXContext->NextBulkOutPosition));
RTUSB_SET_BULK_FLAG(pAd, (fRTUSB_BULK_OUT_DATA_NORMAL << BulkOutPipeId));
}
#else
if ((pHTTXContext->CurWritePosition < pHTTXContext->NextBulkOutPosition) && ((pHTTXContext->CurWritePosition + NumberRequired + LOCAL_TXBUF_SIZE) > pHTTXContext->NextBulkOutPosition))
{
RTUSB_SET_BULK_FLAG(pAd, (fRTUSB_BULK_OUT_DATA_NORMAL << BulkOutPipeId));
}
else if ((pHTTXContext->CurWritePosition == 8) && (pHTTXContext->NextBulkOutPosition < (NumberRequired + LOCAL_TXBUF_SIZE)))
{
RTUSB_SET_BULK_FLAG(pAd, (fRTUSB_BULK_OUT_DATA_NORMAL << BulkOutPipeId));
}
else if (pHTTXContext->bCurWriting == TRUE)
{
DBGPRINT(RT_DEBUG_TRACE,("RTUSBFreeD c3 --> QueIdx=%d, CWPos=%ld, NBOutPos=%ld!\n", BulkOutPipeId, pHTTXContext->CurWritePosition, pHTTXContext->NextBulkOutPosition));
RTUSB_SET_BULK_FLAG(pAd, (fRTUSB_BULK_OUT_DATA_NORMAL << BulkOutPipeId));
}
#endif /* USB_BULK_BUF_ALIGMENT */
else
{
Status = NDIS_STATUS_SUCCESS;
}
RTMP_IRQ_UNLOCK(&pAd->TxContextQueueLock[BulkOutPipeId], IrqFlags);
return (Status);
}
static void rtusb_dataout_complete(unsigned long data)
{
PRTMP_ADAPTER pAd;
purbb_t pUrb;
POS_COOKIE pObj;
PHT_TX_CONTEXT pHTTXContext;
UCHAR BulkOutPipeId;
NTSTATUS Status;
unsigned long IrqFlags;
pUrb = (purbb_t)data;
/* pHTTXContext = (PHT_TX_CONTEXT)pUrb->context; */
pHTTXContext = (PHT_TX_CONTEXT)RTMP_USB_URB_DATA_GET(pUrb);
Status = RTMP_USB_URB_STATUS_GET(pUrb);
pAd = pHTTXContext->pAd;
pObj = (POS_COOKIE) pAd->OS_Cookie;
/* Status = pUrb->status; */
/* Store BulkOut PipeId */
BulkOutPipeId = pHTTXContext->BulkOutPipeId;
pAd->BulkOutDataOneSecCount++;
/*DBGPRINT(RT_DEBUG_LOUD, ("Done-B(%d):I=0x%lx, CWPos=%ld, NBPos=%ld, ENBPos=%ld, bCopy=%d!\n", BulkOutPipeId, in_interrupt(), pHTTXContext->CurWritePosition, */
/* pHTTXContext->NextBulkOutPosition, pHTTXContext->ENextBulkOutPosition, pHTTXContext->bCopySavePad)); */
RTMP_IRQ_LOCK(&pAd->BulkOutLock[BulkOutPipeId], IrqFlags);
pAd->BulkOutPending[BulkOutPipeId] = FALSE;
pHTTXContext->IRPPending = FALSE;
pAd->watchDogTxPendingCnt[BulkOutPipeId] = 0;
if (Status == USB_ST_NOERROR)
{
pAd->BulkOutComplete++;
RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[BulkOutPipeId], IrqFlags);
pAd->Counters8023.GoodTransmits++;
/*RTMP_IRQ_LOCK(&pAd->TxContextQueueLock[BulkOutPipeId], IrqFlags); */
FREE_HTTX_RING(pAd, BulkOutPipeId, pHTTXContext);
/*RTMP_IRQ_UNLOCK(&pAd->TxContextQueueLock[BulkOutPipeId], IrqFlags); */
#ifdef CONFIG_AP_SUPPORT
#ifdef UAPSD_AP_SUPPORT
IF_DEV_CONFIG_OPMODE_ON_AP(pAd)
{
UAPSD_UnTagFrame(pAd, BulkOutPipeId, pHTTXContext->NextBulkOutPosition, pHTTXContext->ENextBulkOutPosition);
}
#endif /* UAPSD_AP_SUPPORT */
#endif /* CONFIG_AP_SUPPORT */
}
static void rt2870_rts_frame_complete_tasklet(unsigned long data)
{
PRTMP_ADAPTER pAd;
PTX_CONTEXT pRTSContext;
purbb_t pUrb;
NTSTATUS Status;
unsigned long irqFlag;
pUrb = (purbb_t)data;
pRTSContext = (PTX_CONTEXT)pUrb->context;
pAd = pRTSContext->pAd;
Status = pUrb->status;
// Reset RTS frame context flags
RTMP_IRQ_LOCK(&pAd->BulkOutLock[0], irqFlag);
pRTSContext->IRPPending = FALSE;
pRTSContext->InUse = FALSE;
if (Status == USB_ST_NOERROR)
{
RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[0], irqFlag);
RTMPDeQueuePacket(pAd, FALSE, NUM_OF_TX_RING, MAX_TX_PROCESS);
}
else // STATUS_OTHER
{
if ((!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_RESET_IN_PROGRESS)) &&
(!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS)) &&
(!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST)) &&
(!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_BULKOUT_RESET)))
{
DBGPRINT_RAW(RT_DEBUG_ERROR, ("Bulk Out RTS Frame Failed\n"));
RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_BULKOUT_RESET);
pAd->bulkResetPipeid = (MGMTPIPEIDX | BULKOUT_MGMT_RESET_FLAG);
RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[0], irqFlag);
RTUSBEnqueueInternalCmd(pAd, CMDTHREAD_RESET_BULK_OUT, NULL, 0);
}
else
{
RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[0], irqFlag);
}
}
RTMP_SEM_LOCK(&pAd->BulkOutLock[pRTSContext->BulkOutPipeId]);
pAd->BulkOutPending[pRTSContext->BulkOutPipeId] = FALSE;
RTMP_SEM_UNLOCK(&pAd->BulkOutLock[pRTSContext->BulkOutPipeId]);
// Always call Bulk routine, even reset bulk.
// The protectioon of rest bulk should be in BulkOut routine
RTUSBKickBulkOut(pAd);
}
static void rtusb_null_frame_done_tasklet(unsigned long data)
{
PRTMP_ADAPTER pAd;
PTX_CONTEXT pNullContext;
purbb_t pUrb;
NTSTATUS Status;
unsigned long irqFlag;
pUrb = (purbb_t)data;
/* pNullContext = (PTX_CONTEXT)pUrb->context; */
pNullContext = (PTX_CONTEXT)RTMP_USB_URB_DATA_GET(pUrb);
Status = RTMP_USB_URB_STATUS_GET(pUrb);
pAd = pNullContext->pAd;
/* Status = pUrb->status; */
/* Reset Null frame context flags */
RTMP_IRQ_LOCK(&pAd->BulkOutLock[0], irqFlag);
pNullContext->IRPPending = FALSE;
pNullContext->InUse = FALSE;
pAd->BulkOutPending[0] = FALSE;
pAd->watchDogTxPendingCnt[0] = 0;
if (Status == USB_ST_NOERROR)
{
RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[0], irqFlag);
RTMPDeQueuePacket(pAd, FALSE, NUM_OF_TX_RING, MAX_TX_PROCESS);
}
else /* STATUS_OTHER */
{
if ((!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_RESET_IN_PROGRESS)) &&
(!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_HALT_IN_PROGRESS)) &&
(!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST)) &&
(!RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_BULKOUT_RESET)))
{
DBGPRINT_RAW(RT_DEBUG_ERROR, ("Bulk Out Null Frame Failed, ReasonCode=%d!\n", Status));
RTMP_SET_FLAG(pAd, fRTMP_ADAPTER_BULKOUT_RESET);
pAd->bulkResetPipeid = (MGMTPIPEIDX | BULKOUT_MGMT_RESET_FLAG);
RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[0], irqFlag);
RTEnqueueInternalCmd(pAd, CMDTHREAD_RESET_BULK_OUT, NULL, 0);
}
else
{
RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[0], irqFlag);
}
}
/* Always call Bulk routine, even reset bulk. */
/* The protectioon of rest bulk should be in BulkOut routine */
RTUSBKickBulkOut(pAd);
}
int RTUSBFreeDescriptorRelease(struct rt_rtmp_adapter *pAd,
u8 BulkOutPipeId)
{
unsigned long IrqFlags;
struct rt_ht_tx_context *pHTTXContext;
pHTTXContext = &pAd->TxContext[BulkOutPipeId];
RTMP_IRQ_LOCK(&pAd->TxContextQueueLock[BulkOutPipeId], IrqFlags);
pHTTXContext->bCurWriting = FALSE;
RTMP_IRQ_UNLOCK(&pAd->TxContextQueueLock[BulkOutPipeId], IrqFlags);
return (NDIS_STATUS_SUCCESS);
}
NDIS_STATUS RTUSBFreeDescriptorRelease(RTMP_ADAPTER *pAd, UCHAR BulkOutPipeId)
{
HT_TX_CONTEXT *pHTTXContext;
unsigned long IrqFlags;
pHTTXContext = &pAd->TxContext[BulkOutPipeId];
RTMP_IRQ_LOCK(&pAd->TxContextQueueLock[BulkOutPipeId], IrqFlags);
pHTTXContext->bCurWriting = FALSE;
RTMP_IRQ_UNLOCK(&pAd->TxContextQueueLock[BulkOutPipeId], IrqFlags);
return NDIS_STATUS_SUCCESS;
}
VOID RTUSBBulkCmdRspEventReceive(PRTMP_ADAPTER pAd)
{
unsigned long IrqFlags;
PCMD_RSP_CONTEXT pCmdRspEventContext = &pAd->CmdRspEventContext;
RTMP_IRQ_LOCK(&pAd->CmdRspLock, IrqFlags);
if ((pCmdRspEventContext->InUse) == FALSE && (pCmdRspEventContext->Readable == TRUE))
{
RTMP_IRQ_UNLOCK(&pAd->CmdRspLock, IrqFlags);
CmdRspEventHandle(pAd);
RTMP_IRQ_LOCK(&pAd->CmdRspLock, IrqFlags);
pCmdRspEventContext->Readable = FALSE;
RTMP_IRQ_UNLOCK(&pAd->CmdRspLock, IrqFlags);
}
else
{
RTMP_IRQ_UNLOCK(&pAd->CmdRspLock, IrqFlags);
}
BulkInCmdRspEvent(pAd);
}
static void rtusb_dataout_complete(unsigned long data)
{
PRTMP_ADAPTER pAd;
purbb_t pUrb;
POS_COOKIE pObj;
PHT_TX_CONTEXT pHTTXContext;
UCHAR BulkOutPipeId;
NTSTATUS Status;
unsigned long IrqFlags;
pUrb = (purbb_t)data;
pHTTXContext = (PHT_TX_CONTEXT)RTMP_USB_URB_DATA_GET(pUrb);
Status = RTMP_USB_URB_STATUS_GET(pUrb);
pAd = pHTTXContext->pAd;
pObj = (POS_COOKIE) pAd->OS_Cookie;
/* Store BulkOut PipeId */
BulkOutPipeId = pHTTXContext->BulkOutPipeId;
pAd->BulkOutDataOneSecCount++;
RTMP_IRQ_LOCK(&pAd->BulkOutLock[BulkOutPipeId], IrqFlags);
pAd->BulkOutPending[BulkOutPipeId] = FALSE;
pHTTXContext->IRPPending = FALSE;
pAd->watchDogTxPendingCnt[BulkOutPipeId] = 0;
if (Status == USB_ST_NOERROR) {
pAd->BulkOutComplete++;
RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[BulkOutPipeId], IrqFlags);
pAd->Counters8023.GoodTransmits++;
/*RTMP_IRQ_LOCK(&pAd->TxContextQueueLock[BulkOutPipeId], IrqFlags); */
FREE_HTTX_RING(pAd, BulkOutPipeId, pHTTXContext);
/*RTMP_IRQ_UNLOCK(&pAd->TxContextQueueLock[BulkOutPipeId], IrqFlags); */
#ifdef UAPSD_SUPPORT
#ifdef CONFIG_AP_SUPPORT
#ifdef RT_CFG80211_P2P_SUPPORT
if (RTMP_CFG80211_VIF_P2P_GO_ON(pAd))
#else
IF_DEV_CONFIG_OPMODE_ON_AP(pAd)
#endif /* RT_CFG80211_P2P_SUPPORT */
{
UAPSD_UnTagFrame(pAd, BulkOutPipeId, pHTTXContext->NextBulkOutPosition, pHTTXContext->ENextBulkOutPosition);
}
#endif /* CONFIG_AP_SUPPORT */
#endif /* UAPSD_SUPPORT */
} else {
/*
========================================================================
Routine Description:
This subroutine will scan through releative ring descriptor to find
out avaliable free ring descriptor and compare with request size.
Arguments:
pAd Pointer to our adapter
RingType Selected Ring
Return Value:
NDIS_STATUS_FAILURE Not enough free descriptor
NDIS_STATUS_SUCCESS Enough free descriptor
Note:
========================================================================
*/
int RTUSBFreeDescriptorRequest(struct rt_rtmp_adapter *pAd,
u8 BulkOutPipeId,
u32 NumberRequired)
{
/* u8 FreeNumber = 0; */
/* u32 Index; */
int Status = NDIS_STATUS_FAILURE;
unsigned long IrqFlags;
struct rt_ht_tx_context *pHTTXContext;
pHTTXContext = &pAd->TxContext[BulkOutPipeId];
RTMP_IRQ_LOCK(&pAd->TxContextQueueLock[BulkOutPipeId], IrqFlags);
if ((pHTTXContext->CurWritePosition < pHTTXContext->NextBulkOutPosition)
&&
((pHTTXContext->CurWritePosition + NumberRequired +
LOCAL_TXBUF_SIZE) > pHTTXContext->NextBulkOutPosition)) {
RTUSB_SET_BULK_FLAG(pAd,
(fRTUSB_BULK_OUT_DATA_NORMAL <<
BulkOutPipeId));
} else if ((pHTTXContext->CurWritePosition == 8)
&& (pHTTXContext->NextBulkOutPosition <
(NumberRequired + LOCAL_TXBUF_SIZE))) {
RTUSB_SET_BULK_FLAG(pAd,
(fRTUSB_BULK_OUT_DATA_NORMAL <<
BulkOutPipeId));
} else if (pHTTXContext->bCurWriting == TRUE) {
DBGPRINT(RT_DEBUG_TRACE,
("RTUSBFreeD c3 --> QueIdx=%d, CWPos=%ld, NBOutPos=%ld!\n",
BulkOutPipeId, pHTTXContext->CurWritePosition,
pHTTXContext->NextBulkOutPosition));
RTUSB_SET_BULK_FLAG(pAd,
(fRTUSB_BULK_OUT_DATA_NORMAL <<
BulkOutPipeId));
} else {
Status = NDIS_STATUS_SUCCESS;
}
RTMP_IRQ_UNLOCK(&pAd->TxContextQueueLock[BulkOutPipeId], IrqFlags);
return (Status);
}
/*
========================================================================
Routine Description:
This routine is used to do insert packet into power-saveing queue.
Arguments:
pAd: Pointer to our adapter
pPacket: Pointer to send packet
pMacEntry: portint to entry of MacTab. the pMacEntry store attribute of client (STA).
QueIdx: Priority queue idex.
Return Value:
NDIS_STATUS_SUCCESS:If succes to queue the packet into TxSwQueue.
NDIS_STATUS_FAILURE: If failed to do en-queue.
========================================================================
*/
NDIS_STATUS RtmpInsertPsQueue(
IN PRTMP_ADAPTER pAd,
IN PNDIS_PACKET pPacket,
IN MAC_TABLE_ENTRY *pMacEntry,
IN UCHAR QueIdx)
{
ULONG IrqFlags;
#ifdef UAPSD_SUPPORT
/* put the U-APSD packet to its U-APSD queue by AC ID */
UINT32 ac_id = QueIdx - QID_AC_BE; /* should be >= 0 */
if (UAPSD_MR_IS_UAPSD_AC(pMacEntry, ac_id))
{
UAPSD_PacketEnqueue(pAd, pMacEntry, pPacket, ac_id);
#ifdef DOT11Z_TDLS_SUPPORT
TDLS_UAPSDP_TrafficIndSend(pAd, pMacEntry->Addr);
#endif /* DOT11Z_TDLS_SUPPORT */
}
else
#endif /* UAPSD_SUPPORT */
{
if (pMacEntry->PsQueue.Number >= MAX_PACKETS_IN_PS_QUEUE)
{
RELEASE_NDIS_PACKET(pAd, pPacket, NDIS_STATUS_FAILURE);
return NDIS_STATUS_FAILURE;
}
else
{
DBGPRINT(RT_DEBUG_TRACE, ("legacy ps> queue a packet!\n"));
RTMP_IRQ_LOCK(&pAd->irq_lock, IrqFlags);
InsertTailQueue(&pMacEntry->PsQueue, PACKET_TO_QUEUE_ENTRY(pPacket));
RTMP_IRQ_UNLOCK(&pAd->irq_lock, IrqFlags);
}
}
return NDIS_STATUS_SUCCESS;
}
/*
========================================================================
Routine Description:
Process TX Rings DMA Done interrupt, running in DPC level
Arguments:
Adapter Pointer to our adapter
Return Value:
None
IRQL = DISPATCH_LEVEL
========================================================================
*/
BOOLEAN RTMPHandleTxRingDmaDoneInterrupt(
IN PRTMP_ADAPTER pAd,
IN INT_SOURCE_CSR_STRUC TxRingBitmap)
{
// UCHAR Count = 0;
unsigned long IrqFlags;
BOOLEAN bReschedule = FALSE;
// Make sure Tx ring resource won't be used by other threads
//NdisAcquireSpinLock(&pAd->TxRingLock);
RTMP_IRQ_LOCK(&pAd->irq_lock, IrqFlags);
if (TxRingBitmap.field.Ac0DmaDone)
bReschedule = RTMPFreeTXDUponTxDmaDone(pAd, QID_AC_BE);
if (TxRingBitmap.field.HccaDmaDone)
bReschedule |= RTMPFreeTXDUponTxDmaDone(pAd, QID_HCCA);
if (TxRingBitmap.field.Ac3DmaDone)
bReschedule |= RTMPFreeTXDUponTxDmaDone(pAd, QID_AC_VO);
if (TxRingBitmap.field.Ac2DmaDone)
bReschedule |= RTMPFreeTXDUponTxDmaDone(pAd, QID_AC_VI);
if (TxRingBitmap.field.Ac1DmaDone)
bReschedule |= RTMPFreeTXDUponTxDmaDone(pAd, QID_AC_BK);
// Make sure to release Tx ring resource
//NdisReleaseSpinLock(&pAd->TxRingLock);
RTMP_IRQ_UNLOCK(&pAd->irq_lock, IrqFlags);
// Dequeue outgoing frames from TxSwQueue[] and process it
RTMPDeQueuePacket(pAd, FALSE, NUM_OF_TX_RING, MAX_TX_PROCESS);
return bReschedule;
}
static void rtmp_ac0_dma_done_tasklet(unsigned long data)
{
UINT32 irqsave;
UINT32 irqMask;
PRTMP_ADAPTER pAdapter = (PRTMP_ADAPTER) data;
INT_SOURCE_CSR_STRUC IntSource;
/* device had been closed */
if (RTMP_TEST_FLAG(pAdapter, fRTMP_ADAPTER_REMOVE_IN_PROGRESS)) {
return;
}
IntSource.word = 0;
IntSource.field.Ac0DmaDone = 1;
RTMPHandleTxRingDmaDoneInterrupt(pAdapter, IntSource);
RTMP_IRQ_LOCK(irqsave);
/*
* double check to avoid rotting packet
*/
if (pAdapter->Rtmp_Masked_Int & RTMP_MASK_INT_AC0_DMA_DONE) {
pAdapter->Rtmp_Masked_Int &= ~RTMP_MASK_INT_AC0_DMA_DONE;
tasklet_hi_schedule(&pAdapter->ac0_dma_done_task);
} else {
/* enable ac0 interrupt */
RTMP_IO_READ32(pAdapter, INT_MASK_CSR, &irqMask);
RTMP_IO_WRITE32(pAdapter, INT_MASK_CSR, irqMask & ~RTMP_MASK_INT_AC0_DMA_DONE);
pAdapter->ac0_dma_done_running = FALSE;
}
RTMP_IRQ_UNLOCK(irqsave);
}
VOID RtmpUSB_FinalWriteTxResource(
IN PRTMP_ADAPTER pAd,
IN TX_BLK *pTxBlk,
IN USHORT totalMPDUSize,
IN USHORT TxIdx)
{
UCHAR QueIdx;
HT_TX_CONTEXT *pHTTXContext;
UINT32 fillOffset;
TXINFO_STRUC *pTxInfo;
TXWI_STRUC *pTxWI;
UINT32 USBDMApktLen, padding;
unsigned long IrqFlags;
PUCHAR pWirelessPacket;
QueIdx = pTxBlk->QueIdx;
pHTTXContext = &pAd->TxContext[QueIdx];
RTMP_IRQ_LOCK(&pAd->TxContextQueueLock[QueIdx], IrqFlags);
if (pHTTXContext->bCurWriting == TRUE)
{
fillOffset = pHTTXContext->CurWritePosition;
if (((pHTTXContext->ENextBulkOutPosition == pHTTXContext->CurWritePosition) || ((pHTTXContext->ENextBulkOutPosition-8) == pHTTXContext->CurWritePosition))
&& (pHTTXContext->bCopySavePad == TRUE))
pWirelessPacket = (PUCHAR)(&pHTTXContext->SavedPad[0]);
else
pWirelessPacket = (PUCHAR)(&pHTTXContext->TransferBuffer->field.WirelessPacket[fillOffset]);
pTxInfo = (PTXINFO_STRUC)(pWirelessPacket);
USBDMApktLen = pTxBlk->Priv - TXINFO_SIZE;
padding = (4 - (USBDMApktLen % 4)) & 0x03;
USBDMApktLen += padding;
pTxInfo->USBDMATxPktLen = USBDMApktLen;
pTxWI= (PTXWI_STRUC)(pWirelessPacket + TXINFO_SIZE);
pTxWI->MPDUtotalByteCount = totalMPDUSize;
pHTTXContext->CurWritePosition += (TXINFO_SIZE + USBDMApktLen);
if ((pHTTXContext->CurWritePosition + 3906)> MAX_TXBULK_LIMIT)
{
pHTTXContext->CurWritePosition = 8;
pTxInfo->SwUseLastRound = 1;
}
pHTTXContext->CurWriteRealPos = pHTTXContext->CurWritePosition;
pWirelessPacket = (&pHTTXContext->TransferBuffer->field.WirelessPacket[fillOffset + pTxBlk->Priv]);
NdisZeroMemory(pWirelessPacket, padding + 8);
pHTTXContext->bCurWriting = FALSE;
}
else
{
DBGPRINT(RT_DEBUG_ERROR, ("FinalWriteTxResource():bCurWriting is FALSE when handle last frames.\n"));
}
RTMP_IRQ_UNLOCK(&pAd->TxContextQueueLock[QueIdx], IrqFlags);
}
USHORT RtmpUSB_WriteMultiTxResource(
IN PRTMP_ADAPTER pAd,
IN TX_BLK *pTxBlk,
IN UCHAR frameNum,
OUT USHORT *FreeNumber)
{
HT_TX_CONTEXT *pHTTXContext;
USHORT hwHdrLen;
UINT32 fillOffset;
TXINFO_STRUC *pTxInfo;
TXWI_STRUC *pTxWI;
PUCHAR pWirelessPacket = NULL;
UCHAR QueIdx;
NDIS_STATUS Status;
unsigned long IrqFlags;
QueIdx = pTxBlk->QueIdx;
pHTTXContext = &pAd->TxContext[QueIdx];
RTMP_IRQ_LOCK(&pAd->TxContextQueueLock[QueIdx], IrqFlags);
if(frameNum == 0)
{
Status = RtmpUSBCanDoWrite(pAd, QueIdx, pHTTXContext);
if (Status == NDIS_STATUS_SUCCESS)
{
pHTTXContext->bCurWriting = TRUE;
pTxInfo = (PTXINFO_STRUC)(&pTxBlk->HeaderBuf[0]);
pTxWI= (PTXWI_STRUC)(&pTxBlk->HeaderBuf[TXINFO_SIZE]);
if ((pHTTXContext->ENextBulkOutPosition == pHTTXContext->CurWritePosition))
{
pHTTXContext->CurWritePosition += 8;
pHTTXContext->ENextBulkOutPosition += 8;
}
fillOffset = pHTTXContext->CurWritePosition;
pHTTXContext->CurWriteRealPos = pHTTXContext->CurWritePosition;
pWirelessPacket = &pHTTXContext->TransferBuffer->field.WirelessPacket[fillOffset];
if (pTxBlk->TxFrameType == TX_AMSDU_FRAME)
hwHdrLen = pTxBlk->MpduHeaderLen-LENGTH_AMSDU_SUBFRAMEHEAD + pTxBlk->HdrPadLen + LENGTH_AMSDU_SUBFRAMEHEAD;
else if (pTxBlk->TxFrameType == TX_RALINK_FRAME)
hwHdrLen = pTxBlk->MpduHeaderLen-LENGTH_ARALINK_HEADER_FIELD + pTxBlk->HdrPadLen + LENGTH_ARALINK_HEADER_FIELD;
else
hwHdrLen = pTxBlk->MpduHeaderLen + pTxBlk->HdrPadLen;
pTxBlk->Priv = TXINFO_SIZE + TXWI_SIZE + hwHdrLen;
RTMPWriteTxInfo(pAd, pTxInfo, (USHORT)(pTxBlk->Priv), FALSE, FIFO_EDCA, FALSE , FALSE);
NdisMoveMemory(pWirelessPacket, pTxBlk->HeaderBuf, pTxBlk->Priv);
pHTTXContext->CurWriteRealPos += pTxBlk->Priv;
pWirelessPacket += pTxBlk->Priv;
}
}
else
{
Status = ((pHTTXContext->bCurWriting == TRUE) ? NDIS_STATUS_SUCCESS : NDIS_STATUS_FAILURE);
if (Status == NDIS_STATUS_SUCCESS)
{
fillOffset = (pHTTXContext->CurWritePosition + pTxBlk->Priv);
pWirelessPacket = &pHTTXContext->TransferBuffer->field.WirelessPacket[fillOffset];
NdisMoveMemory(pWirelessPacket, pTxBlk->HeaderBuf, pTxBlk->MpduHeaderLen);
pWirelessPacket += (pTxBlk->MpduHeaderLen);
pTxBlk->Priv += pTxBlk->MpduHeaderLen;
}
else
{
DBGPRINT(RT_DEBUG_ERROR, ("WriteMultiTxResource():bCurWriting is FALSE when handle sub-sequent frames.\n"));
Status = NDIS_STATUS_FAILURE;
}
}
RTMP_IRQ_UNLOCK(&pAd->TxContextQueueLock[QueIdx], IrqFlags);
if (Status != NDIS_STATUS_SUCCESS)
{
DBGPRINT(RT_DEBUG_ERROR,("WriteMultiTxResource: CWPos = %ld, NBOutPos = %ld.\n", pHTTXContext->CurWritePosition, pHTTXContext->NextBulkOutPosition));
goto done;
}
NdisMoveMemory(pWirelessPacket, pTxBlk->pSrcBufData, pTxBlk->SrcBufLen);
pWirelessPacket += pTxBlk->SrcBufLen;
pTxBlk->Priv += pTxBlk->SrcBufLen;
done:
RELEASE_NDIS_PACKET(pAd, pTxBlk->pPacket, NDIS_STATUS_SUCCESS);
return(Status);
}
u16 RtmpUSB_WriteFragTxResource(struct rt_rtmp_adapter *pAd,
struct rt_tx_blk *pTxBlk,
u8 fragNum, u16 * FreeNumber)
{
struct rt_ht_tx_context *pHTTXContext;
u16 hwHdrLen; /* The hwHdrLen consist of 802.11 header length plus the header padding length. */
u32 fillOffset;
struct rt_txinfo *pTxInfo;
struct rt_txwi *pTxWI;
u8 *pWirelessPacket = NULL;
u8 QueIdx;
int Status;
unsigned long IrqFlags;
u32 USBDMApktLen = 0, DMAHdrLen, padding;
BOOLEAN TxQLastRound = FALSE;
/* */
/* get Tx Ring Resource & Dma Buffer address */
/* */
QueIdx = pTxBlk->QueIdx;
pHTTXContext = &pAd->TxContext[QueIdx];
RTMP_IRQ_LOCK(&pAd->TxContextQueueLock[QueIdx], IrqFlags);
pHTTXContext = &pAd->TxContext[QueIdx];
fillOffset = pHTTXContext->CurWritePosition;
if (fragNum == 0) {
/* Check if we have enough space for this bulk-out batch. */
Status = RtmpUSBCanDoWrite(pAd, QueIdx, pHTTXContext);
if (Status == NDIS_STATUS_SUCCESS) {
pHTTXContext->bCurWriting = TRUE;
/* Reserve space for 8 bytes padding. */
if ((pHTTXContext->ENextBulkOutPosition ==
pHTTXContext->CurWritePosition)) {
pHTTXContext->ENextBulkOutPosition += 8;
pHTTXContext->CurWritePosition += 8;
fillOffset += 8;
}
pTxBlk->Priv = 0;
pHTTXContext->CurWriteRealPos =
pHTTXContext->CurWritePosition;
} else {
RTMP_IRQ_UNLOCK(&pAd->TxContextQueueLock[QueIdx],
IrqFlags);
RELEASE_NDIS_PACKET(pAd, pTxBlk->pPacket,
NDIS_STATUS_FAILURE);
return (Status);
}
} else {
/* For sub-sequent frames of this bulk-out batch. Just copy it to our bulk-out buffer. */
Status =
((pHTTXContext->bCurWriting ==
TRUE) ? NDIS_STATUS_SUCCESS : NDIS_STATUS_FAILURE);
if (Status == NDIS_STATUS_SUCCESS) {
fillOffset += pTxBlk->Priv;
} else {
RTMP_IRQ_UNLOCK(&pAd->TxContextQueueLock[QueIdx],
IrqFlags);
RELEASE_NDIS_PACKET(pAd, pTxBlk->pPacket,
NDIS_STATUS_FAILURE);
return (Status);
}
}
NdisZeroMemory((u8 *)(&pTxBlk->HeaderBuf[0]), TXINFO_SIZE);
pTxInfo = (struct rt_txinfo *)(&pTxBlk->HeaderBuf[0]);
pTxWI = (struct rt_txwi *) (&pTxBlk->HeaderBuf[TXINFO_SIZE]);
pWirelessPacket =
&pHTTXContext->TransferBuffer->field.WirelessPacket[fillOffset];
/* copy TXWI + WLAN Header + LLC into DMA Header Buffer */
/*hwHdrLen = ROUND_UP(pTxBlk->MpduHeaderLen, 4); */
hwHdrLen = pTxBlk->MpduHeaderLen + pTxBlk->HdrPadLen;
/* Build our URB for USBD */
DMAHdrLen = TXWI_SIZE + hwHdrLen;
USBDMApktLen = DMAHdrLen + pTxBlk->SrcBufLen;
padding = (4 - (USBDMApktLen % 4)) & 0x03; /* round up to 4 byte alignment */
USBDMApktLen += padding;
pTxBlk->Priv += (TXINFO_SIZE + USBDMApktLen);
/* For TxInfo, the length of USBDMApktLen = TXWI_SIZE + 802.11 header + payload */
RTMPWriteTxInfo(pAd, pTxInfo, (u16)(USBDMApktLen), FALSE, FIFO_EDCA,
FALSE /*NextValid */ , FALSE);
if (fragNum == pTxBlk->TotalFragNum) {
pTxInfo->USBDMATxburst = 0;
if ((pHTTXContext->CurWritePosition + pTxBlk->Priv + 3906) >
MAX_TXBULK_LIMIT) {
pTxInfo->SwUseLastRound = 1;
TxQLastRound = TRUE;
}
} else {
pTxInfo->USBDMATxburst = 1;
}
NdisMoveMemory(pWirelessPacket, pTxBlk->HeaderBuf,
TXINFO_SIZE + TXWI_SIZE + hwHdrLen);
pWirelessPacket += (TXINFO_SIZE + TXWI_SIZE + hwHdrLen);
pHTTXContext->CurWriteRealPos += (TXINFO_SIZE + TXWI_SIZE + hwHdrLen);
RTMP_IRQ_UNLOCK(&pAd->TxContextQueueLock[QueIdx], IrqFlags);
NdisMoveMemory(pWirelessPacket, pTxBlk->pSrcBufData, pTxBlk->SrcBufLen);
/* Zero the last padding. */
pWirelessPacket += pTxBlk->SrcBufLen;
NdisZeroMemory(pWirelessPacket, padding + 8);
if (fragNum == pTxBlk->TotalFragNum) {
RTMP_IRQ_LOCK(&pAd->TxContextQueueLock[QueIdx], IrqFlags);
/* Update the pHTTXContext->CurWritePosition. 3906 used to prevent the NextBulkOut is a A-RALINK/A-MSDU Frame. */
pHTTXContext->CurWritePosition += pTxBlk->Priv;
if (TxQLastRound == TRUE)
pHTTXContext->CurWritePosition = 8;
pHTTXContext->CurWriteRealPos = pHTTXContext->CurWritePosition;
/* Finally, set bCurWriting as FALSE */
pHTTXContext->bCurWriting = FALSE;
RTMP_IRQ_UNLOCK(&pAd->TxContextQueueLock[QueIdx], IrqFlags);
/* succeed and release the skb buffer */
RELEASE_NDIS_PACKET(pAd, pTxBlk->pPacket, NDIS_STATUS_SUCCESS);
}
return (Status);
}
/*
Must be run in Interrupt context
This function handle RT2870 specific TxDesc and cpu index update and kick the packet out.
*/
int RtmpUSBMgmtKickOut(struct rt_rtmp_adapter *pAd,
u8 QueIdx,
void *pPacket,
u8 *pSrcBufVA, u32 SrcBufLen)
{
struct rt_txinfo *pTxInfo;
unsigned long BulkOutSize;
u8 padLen;
u8 *pDest;
unsigned long SwIdx = pAd->MgmtRing.TxCpuIdx;
struct rt_tx_context *pMLMEContext =
(struct rt_tx_context *)pAd->MgmtRing.Cell[SwIdx].AllocVa;
unsigned long IrqFlags;
pTxInfo = (struct rt_txinfo *)(pSrcBufVA);
/* Build our URB for USBD */
BulkOutSize = SrcBufLen;
BulkOutSize = (BulkOutSize + 3) & (~3);
RTMPWriteTxInfo(pAd, pTxInfo, (u16)(BulkOutSize - TXINFO_SIZE),
TRUE, EpToQueue[MGMTPIPEIDX], FALSE, FALSE);
BulkOutSize += 4; /* Always add 4 extra bytes at every packet. */
/* If BulkOutSize is multiple of BulkOutMaxPacketSize, add extra 4 bytes again. */
if ((BulkOutSize % pAd->BulkOutMaxPacketSize) == 0)
BulkOutSize += 4;
padLen = BulkOutSize - SrcBufLen;
ASSERT((padLen <= RTMP_PKT_TAIL_PADDING));
/* Now memzero all extra padding bytes. */
pDest = (u8 *)(pSrcBufVA + SrcBufLen);
skb_put(GET_OS_PKT_TYPE(pPacket), padLen);
NdisZeroMemory(pDest, padLen);
RTMP_IRQ_LOCK(&pAd->MLMEBulkOutLock, IrqFlags);
pAd->MgmtRing.Cell[pAd->MgmtRing.TxCpuIdx].pNdisPacket = pPacket;
pMLMEContext->TransferBuffer =
(struct rt_tx_buffer *)(GET_OS_PKT_DATAPTR(pPacket));
/* Length in TxInfo should be 8 less than bulkout size. */
pMLMEContext->BulkOutSize = BulkOutSize;
pMLMEContext->InUse = TRUE;
pMLMEContext->bWaitingBulkOut = TRUE;
/*for debug */
/*hex_dump("RtmpUSBMgmtKickOut", &pMLMEContext->TransferBuffer->field.WirelessPacket[0], (pMLMEContext->BulkOutSize > 16 ? 16 : pMLMEContext->BulkOutSize)); */
/*pAd->RalinkCounters.KickTxCount++; */
/*pAd->RalinkCounters.OneSecTxDoneCount++; */
/*if (pAd->MgmtRing.TxSwFreeIdx == MGMT_RING_SIZE) */
/* needKickOut = TRUE; */
/* Decrease the TxSwFreeIdx and Increase the TX_CTX_IDX */
pAd->MgmtRing.TxSwFreeIdx--;
INC_RING_INDEX(pAd->MgmtRing.TxCpuIdx, MGMT_RING_SIZE);
RTMP_IRQ_UNLOCK(&pAd->MLMEBulkOutLock, IrqFlags);
RTUSB_SET_BULK_FLAG(pAd, fRTUSB_BULK_OUT_MLME);
/*if (needKickOut) */
RTUSBKickBulkOut(pAd);
return 0;
}
void RtmpUSB_FinalWriteTxResource(struct rt_rtmp_adapter *pAd,
struct rt_tx_blk *pTxBlk,
u16 totalMPDUSize, u16 TxIdx)
{
u8 QueIdx;
struct rt_ht_tx_context *pHTTXContext;
u32 fillOffset;
struct rt_txinfo *pTxInfo;
struct rt_txwi *pTxWI;
u32 USBDMApktLen, padding;
unsigned long IrqFlags;
u8 *pWirelessPacket;
QueIdx = pTxBlk->QueIdx;
pHTTXContext = &pAd->TxContext[QueIdx];
RTMP_IRQ_LOCK(&pAd->TxContextQueueLock[QueIdx], IrqFlags);
if (pHTTXContext->bCurWriting == TRUE) {
fillOffset = pHTTXContext->CurWritePosition;
if (((pHTTXContext->ENextBulkOutPosition ==
pHTTXContext->CurWritePosition)
|| ((pHTTXContext->ENextBulkOutPosition - 8) ==
pHTTXContext->CurWritePosition))
&& (pHTTXContext->bCopySavePad == TRUE))
pWirelessPacket = (u8 *)(&pHTTXContext->SavedPad[0]);
else
pWirelessPacket =
(u8 *)(&pHTTXContext->TransferBuffer->field.
WirelessPacket[fillOffset]);
/* */
/* Update TxInfo->USBDMApktLen , */
/* the length = TXWI_SIZE + 802.11_hdr + 802.11_hdr_pad + payload_of_all_batch_frames + Bulk-Out-padding */
/* */
pTxInfo = (struct rt_txinfo *)(pWirelessPacket);
/* Calculate the bulk-out padding */
USBDMApktLen = pTxBlk->Priv - TXINFO_SIZE;
padding = (4 - (USBDMApktLen % 4)) & 0x03; /* round up to 4 byte alignment */
USBDMApktLen += padding;
pTxInfo->USBDMATxPktLen = USBDMApktLen;
/* */
/* Update TXWI->MPDUtotalByteCount , */
/* the length = 802.11 header + payload_of_all_batch_frames */
pTxWI = (struct rt_txwi *) (pWirelessPacket + TXINFO_SIZE);
pTxWI->MPDUtotalByteCount = totalMPDUSize;
/* */
/* Update the pHTTXContext->CurWritePosition */
/* */
pHTTXContext->CurWritePosition += (TXINFO_SIZE + USBDMApktLen);
if ((pHTTXContext->CurWritePosition + 3906) > MAX_TXBULK_LIMIT) { /* Add 3906 for prevent the NextBulkOut packet size is a A-RALINK/A-MSDU Frame. */
pHTTXContext->CurWritePosition = 8;
pTxInfo->SwUseLastRound = 1;
}
pHTTXContext->CurWriteRealPos = pHTTXContext->CurWritePosition;
/* */
/* Zero the last padding. */
/* */
pWirelessPacket =
(&pHTTXContext->TransferBuffer->field.
WirelessPacket[fillOffset + pTxBlk->Priv]);
NdisZeroMemory(pWirelessPacket, padding + 8);
/* Finally, set bCurWriting as FALSE */
pHTTXContext->bCurWriting = FALSE;
} else { /* It should not happened now unless we are going to shutdown. */
DBGPRINT(RT_DEBUG_ERROR,
("FinalWriteTxResource():bCurWriting is FALSE when handle last frames.\n"));
}
RTMP_IRQ_UNLOCK(&pAd->TxContextQueueLock[QueIdx], IrqFlags);
}
u16 RtmpUSB_WriteMultiTxResource(struct rt_rtmp_adapter *pAd,
struct rt_tx_blk *pTxBlk,
u8 frameNum, u16 * FreeNumber)
{
struct rt_ht_tx_context *pHTTXContext;
u16 hwHdrLen; /* The hwHdrLen consist of 802.11 header length plus the header padding length. */
u32 fillOffset;
struct rt_txinfo *pTxInfo;
struct rt_txwi *pTxWI;
u8 *pWirelessPacket = NULL;
u8 QueIdx;
int Status;
unsigned long IrqFlags;
/*u32 USBDMApktLen = 0, DMAHdrLen, padding; */
/* */
/* get Tx Ring Resource & Dma Buffer address */
/* */
QueIdx = pTxBlk->QueIdx;
pHTTXContext = &pAd->TxContext[QueIdx];
RTMP_IRQ_LOCK(&pAd->TxContextQueueLock[QueIdx], IrqFlags);
if (frameNum == 0) {
/* Check if we have enough space for this bulk-out batch. */
Status = RtmpUSBCanDoWrite(pAd, QueIdx, pHTTXContext);
if (Status == NDIS_STATUS_SUCCESS) {
pHTTXContext->bCurWriting = TRUE;
pTxInfo = (struct rt_txinfo *)(&pTxBlk->HeaderBuf[0]);
pTxWI = (struct rt_txwi *) (&pTxBlk->HeaderBuf[TXINFO_SIZE]);
/* Reserve space for 8 bytes padding. */
if ((pHTTXContext->ENextBulkOutPosition ==
pHTTXContext->CurWritePosition)) {
pHTTXContext->CurWritePosition += 8;
pHTTXContext->ENextBulkOutPosition += 8;
}
fillOffset = pHTTXContext->CurWritePosition;
pHTTXContext->CurWriteRealPos =
pHTTXContext->CurWritePosition;
pWirelessPacket =
&pHTTXContext->TransferBuffer->field.
WirelessPacket[fillOffset];
/* */
/* Copy TXINFO + TXWI + WLAN Header + LLC into DMA Header Buffer */
/* */
if (pTxBlk->TxFrameType == TX_AMSDU_FRAME)
/*hwHdrLen = ROUND_UP(pTxBlk->MpduHeaderLen-LENGTH_AMSDU_SUBFRAMEHEAD, 4)+LENGTH_AMSDU_SUBFRAMEHEAD; */
hwHdrLen =
pTxBlk->MpduHeaderLen -
LENGTH_AMSDU_SUBFRAMEHEAD +
pTxBlk->HdrPadLen +
LENGTH_AMSDU_SUBFRAMEHEAD;
else if (pTxBlk->TxFrameType == TX_RALINK_FRAME)
/*hwHdrLen = ROUND_UP(pTxBlk->MpduHeaderLen-LENGTH_ARALINK_HEADER_FIELD, 4)+LENGTH_ARALINK_HEADER_FIELD; */
hwHdrLen =
pTxBlk->MpduHeaderLen -
LENGTH_ARALINK_HEADER_FIELD +
pTxBlk->HdrPadLen +
LENGTH_ARALINK_HEADER_FIELD;
else
/*hwHdrLen = ROUND_UP(pTxBlk->MpduHeaderLen, 4); */
hwHdrLen =
pTxBlk->MpduHeaderLen + pTxBlk->HdrPadLen;
/* Update the pTxBlk->Priv. */
pTxBlk->Priv = TXINFO_SIZE + TXWI_SIZE + hwHdrLen;
/* pTxInfo->USBDMApktLen now just a temp value and will to correct latter. */
RTMPWriteTxInfo(pAd, pTxInfo, (u16)(pTxBlk->Priv),
FALSE, FIFO_EDCA, FALSE /*NextValid */ ,
FALSE);
/* Copy it. */
NdisMoveMemory(pWirelessPacket, pTxBlk->HeaderBuf,
pTxBlk->Priv);
pHTTXContext->CurWriteRealPos += pTxBlk->Priv;
pWirelessPacket += pTxBlk->Priv;
}
} else { /* For sub-sequent frames of this bulk-out batch. Just copy it to our bulk-out buffer. */
Status =
((pHTTXContext->bCurWriting ==
TRUE) ? NDIS_STATUS_SUCCESS : NDIS_STATUS_FAILURE);
if (Status == NDIS_STATUS_SUCCESS) {
fillOffset =
(pHTTXContext->CurWritePosition + pTxBlk->Priv);
pWirelessPacket =
&pHTTXContext->TransferBuffer->field.
WirelessPacket[fillOffset];
/*hwHdrLen = pTxBlk->MpduHeaderLen; */
NdisMoveMemory(pWirelessPacket, pTxBlk->HeaderBuf,
pTxBlk->MpduHeaderLen);
pWirelessPacket += (pTxBlk->MpduHeaderLen);
pTxBlk->Priv += pTxBlk->MpduHeaderLen;
} else { /* It should not happened now unless we are going to shutdown. */
DBGPRINT(RT_DEBUG_ERROR,
("WriteMultiTxResource():bCurWriting is FALSE when handle sub-sequent frames.\n"));
Status = NDIS_STATUS_FAILURE;
}
}
/* We unlock it here to prevent the first 8 bytes maybe over-write issue. */
/* 1. First we got CurWritePosition but the first 8 bytes still not write to the pTxContext. */
/* 2. An interrupt break our routine and handle bulk-out complete. */
/* 3. In the bulk-out compllete, it need to do another bulk-out, */
/* if the ENextBulkOutPosition is just the same as CurWritePosition, it will save the first 8 bytes from CurWritePosition, */
/* but the payload still not copyed. the pTxContext->SavedPad[] will save as allzero. and set the bCopyPad = TRUE. */
/* 4. Interrupt complete. */
/* 5. Our interrupted routine go back and fill the first 8 bytes to pTxContext. */
/* 6. Next time when do bulk-out, it found the bCopyPad==TRUE and will copy the SavedPad[] to pTxContext->NextBulkOutPosition. */
/* and the packet will wrong. */
RTMP_IRQ_UNLOCK(&pAd->TxContextQueueLock[QueIdx], IrqFlags);
if (Status != NDIS_STATUS_SUCCESS) {
DBGPRINT(RT_DEBUG_ERROR,
("WriteMultiTxResource: CWPos = %ld, NBOutPos = %ld.\n",
pHTTXContext->CurWritePosition,
pHTTXContext->NextBulkOutPosition));
goto done;
}
/* Copy the frame content into DMA buffer and update the pTxBlk->Priv */
NdisMoveMemory(pWirelessPacket, pTxBlk->pSrcBufData, pTxBlk->SrcBufLen);
pWirelessPacket += pTxBlk->SrcBufLen;
pTxBlk->Priv += pTxBlk->SrcBufLen;
done:
/* Release the skb buffer here */
RELEASE_NDIS_PACKET(pAd, pTxBlk->pPacket, NDIS_STATUS_SUCCESS);
return (Status);
}
/*
========================================================================
Routine Description:
Arguments:
Return Value:
Note: MLME use BulkOutPipeId = 0
========================================================================
*/
VOID RTUSBBulkOutMLMEPacket(
IN PRTMP_ADAPTER pAd,
IN UCHAR Index)
{
PTX_CONTEXT pMLMEContext;
PURB pUrb;
int ret = 0;
unsigned long IrqFlags;
pMLMEContext = (PTX_CONTEXT)pAd->MgmtRing.Cell[pAd->MgmtRing.TxDmaIdx].AllocVa;
pUrb = pMLMEContext->pUrb;
if ((pAd->MgmtRing.TxSwFreeIdx >= MGMT_RING_SIZE) ||
(pMLMEContext->InUse == FALSE) ||
(pMLMEContext->bWaitingBulkOut == FALSE))
{
/* Clear MLME bulk flag*/
RTUSB_CLEAR_BULK_FLAG(pAd, fRTUSB_BULK_OUT_MLME);
return;
}
RTMP_IRQ_LOCK(&pAd->BulkOutLock[MGMTPIPEIDX], IrqFlags);
if ((pAd->BulkOutPending[MGMTPIPEIDX] == TRUE) || RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NEED_STOP_TX))
{
RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[MGMTPIPEIDX], IrqFlags);
return;
}
pAd->BulkOutPending[MGMTPIPEIDX] = TRUE;
pAd->watchDogTxPendingCnt[MGMTPIPEIDX] = 1;
pMLMEContext->IRPPending = TRUE;
pMLMEContext->bWaitingBulkOut = FALSE;
RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[MGMTPIPEIDX], IrqFlags);
/* Increase Total transmit byte counter*/
pAd->RalinkCounters.TransmittedByteCount += pMLMEContext->BulkOutSize;
/* Clear MLME bulk flag*/
RTUSB_CLEAR_BULK_FLAG(pAd, fRTUSB_BULK_OUT_MLME);
#ifdef RT_BIG_ENDIAN
RTMPDescriptorEndianChange((PUCHAR)pMLMEContext->TransferBuffer, TYPE_TXINFO);
#endif /* RT_BIG_ENDIAN */
/* Init Tx context descriptor*/
RTUSBInitTxDesc(pAd, pMLMEContext, MGMTPIPEIDX, (usb_complete_t)RtmpUsbBulkOutMLMEPacketComplete);
RTUSB_URB_DMA_MAPPING(pUrb);
pUrb = pMLMEContext->pUrb;
if((ret = RTUSB_SUBMIT_URB(pUrb))!=0)
{
DBGPRINT(RT_DEBUG_ERROR, ("RTUSBBulkOutMLMEPacket: Submit MLME URB failed %d\n", ret));
RTMP_IRQ_LOCK(&pAd->BulkOutLock[MGMTPIPEIDX], IrqFlags);
pAd->BulkOutPending[MGMTPIPEIDX] = FALSE;
pAd->watchDogTxPendingCnt[MGMTPIPEIDX] = 0;
pMLMEContext->IRPPending = FALSE;
pMLMEContext->bWaitingBulkOut = TRUE;
RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[MGMTPIPEIDX], IrqFlags);
return;
}
}
/*
========================================================================
Routine Description:
Arguments:
Return Value:
Note: NULL frame use BulkOutPipeId = 0
========================================================================
*/
VOID RTUSBBulkOutNullFrame(
IN PRTMP_ADAPTER pAd,
IN UCHAR BulkOutPipeId)
{
PTX_CONTEXT pNullContext;
PURB pUrb;
int ret = 0;
unsigned long IrqFlags;
if (BulkOutPipeId == EDCA_AC0_PIPE)
pNullContext = &pAd->NullContext[0];
else if (BulkOutPipeId == HCCA_PIPE)
pNullContext = &pAd->NullContext[1];
else
DBGPRINT(RT_DEBUG_ERROR, ("%s: Unknow BulkOut Pipe\n", __FUNCTION__));
RTMP_IRQ_LOCK(&pAd->BulkOutLock[BulkOutPipeId], IrqFlags);
if ((pAd->BulkOutPending[BulkOutPipeId] == TRUE) || RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NEED_STOP_TX))
{
RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[BulkOutPipeId], IrqFlags);
return;
}
pAd->BulkOutPending[BulkOutPipeId] = TRUE;
pAd->watchDogTxPendingCnt[BulkOutPipeId] = 1;
pNullContext->IRPPending = TRUE;
RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[BulkOutPipeId], IrqFlags);
/* Increase Total transmit byte counter*/
pAd->RalinkCounters.TransmittedByteCount += pNullContext->BulkOutSize;
/* Clear Null frame bulk flag*/
if (BulkOutPipeId == EDCA_AC0_PIPE)
RTUSB_CLEAR_BULK_FLAG(pAd, fRTUSB_BULK_OUT_DATA_NULL);
else if (BulkOutPipeId == HCCA_PIPE)
RTUSB_CLEAR_BULK_FLAG(pAd, fRTUSB_BULK_OUT_DATA_NULL_HCCA);
else
DBGPRINT(RT_DEBUG_ERROR, ("%s: Unknow BulkOut Pipe\n", __FUNCTION__));
#ifdef RT_BIG_ENDIAN
RTMPDescriptorEndianChange((PUCHAR)pNullContext->TransferBuffer, TYPE_TXINFO);
#endif /* RT_BIG_ENDIAN */
/* Init Tx context descriptor*/
/* Init Tx context descriptor*/
if (BulkOutPipeId == EDCA_AC0_PIPE)
RTUSBInitTxDesc(pAd, pNullContext, BulkOutPipeId, (usb_complete_t)RtmpUsbBulkOutNullFrameComplete);
#if defined(CONFIG_MULTI_CHANNEL) || defined(DOT11Z_TDLS_SUPPORT)
else if (BulkOutPipeId == HCCA_PIPE)
RTUSBInitTxDesc(pAd, pNullContext, BulkOutPipeId, (usb_complete_t)RtmpUsbBulkOutHCCANullFrameComplete);
#endif /* defined(CONFIG_MULTI_CHANNEL) || defined(DOT11Z_TDLS_SUPPORT) */
pUrb = pNullContext->pUrb;
if((ret = RTUSB_SUBMIT_URB(pUrb))!=0)
{
RTMP_IRQ_LOCK(&pAd->BulkOutLock[BulkOutPipeId], IrqFlags);
pAd->BulkOutPending[BulkOutPipeId] = FALSE;
pAd->watchDogTxPendingCnt[BulkOutPipeId] = 0;
pNullContext->IRPPending = FALSE;
RTMP_IRQ_UNLOCK(&pAd->BulkOutLock[BulkOutPipeId], IrqFlags);
DBGPRINT(RT_DEBUG_ERROR, ("RTUSBBulkOutNullFrame: Submit Tx URB failed %d\n", ret));
return;
}
}
NDIS_STATUS IgmpPktClone(
IN PRTMP_ADAPTER pAd,
IN PNDIS_PACKET pPacket,
IN int IgmpPktInGroup,
IN PMULTICAST_FILTER_TABLE_ENTRY pGroupEntry,
IN UCHAR QueIdx,
IN UINT8 UserPriority,
IN PNET_DEV pNetDev)
{
PNDIS_PACKET pSkbClone = NULL;
PMEMBER_ENTRY pMemberEntry = NULL;
MAC_TABLE_ENTRY *pMacEntry = NULL;
USHORT Aid;
SST Sst = SST_ASSOC;
UCHAR PsMode = PWR_ACTIVE;
UCHAR Rate;
unsigned long IrqFlags;
int MacEntryIdx;
BOOLEAN bContinue;
PUCHAR pMemberAddr = NULL;
bContinue = FALSE;
if ((IgmpPktInGroup == IGMP_IN_GROUP)
&& (pGroupEntry == NULL))
return NDIS_STATUS_FAILURE;
if (IgmpPktInGroup == IGMP_IN_GROUP)
{
pMemberEntry = (PMEMBER_ENTRY)pGroupEntry->MemberList.pHead;
if (pMemberEntry != NULL)
{
pMemberAddr = pMemberEntry->Addr;
pMacEntry = APSsPsInquiry(pAd, pMemberAddr, &Sst, &Aid, &PsMode, &Rate);
bContinue = TRUE;
}
}
else if (IgmpPktInGroup == IGMP_PKT)
{
for(MacEntryIdx=1; MacEntryIdx<MAX_NUMBER_OF_MAC; MacEntryIdx++)
{
pMemberAddr = pAd->MacTab.Content[MacEntryIdx].Addr;
pMacEntry = APSsPsInquiry(pAd, pMemberAddr, &Sst, &Aid, &PsMode, &Rate);
if (pMacEntry && IS_ENTRY_CLIENT(pMacEntry)
&& get_netdev_from_bssid(pAd, pMacEntry->apidx) == pNetDev)
{
pMemberAddr = pMacEntry->Addr;
bContinue = TRUE;
break;
}
}
}
else
{
return NDIS_STATUS_FAILURE;
}
/* check all members of the IGMP group. */
while(bContinue == TRUE)
{
if (pMacEntry && (Sst == SST_ASSOC))
{
OS_PKT_CLONE(pAd, pPacket, pSkbClone, MEM_ALLOC_FLAG);
if ((pSkbClone)
)
{
RTMP_SET_PACKET_WCID(pSkbClone, (UCHAR)pMacEntry->Aid);
/* Pkt type must set to PKTSRC_NDIS. */
/* It cause of the deason that APHardTransmit() */
/* doesn't handle PKTSRC_DRIVER pkt type in version 1.3.0.0. */
RTMP_SET_PACKET_SOURCE(pSkbClone, PKTSRC_NDIS);
}
else
{
if (IgmpPktInGroup == IGMP_IN_GROUP)
{
pMemberEntry = pMemberEntry->pNext;
if (pMemberEntry != NULL)
{
pMemberAddr = pMemberEntry->Addr;
pMacEntry = APSsPsInquiry(pAd, pMemberAddr, &Sst, &Aid, &PsMode, &Rate);
bContinue = TRUE;
}
else
bContinue = FALSE;
}
else if (IgmpPktInGroup == IGMP_PKT)
{
for(MacEntryIdx=pMacEntry->Aid + 1; MacEntryIdx<MAX_NUMBER_OF_MAC; MacEntryIdx++)
{
pMemberAddr = pAd->MacTab.Content[MacEntryIdx].Addr;
pMacEntry = APSsPsInquiry(pAd, pMemberAddr, &Sst, &Aid, &PsMode, &Rate);
if (pMacEntry && IS_ENTRY_CLIENT(pMacEntry)
&& get_netdev_from_bssid(pAd, pMacEntry->apidx) == pNetDev)
{
pMemberAddr = pMacEntry->Addr;
bContinue = TRUE;
break;
}
}
if (MacEntryIdx == MAX_NUMBER_OF_MAC)
bContinue = FALSE;
}
else
bContinue = FALSE;
continue;
}
if (PsMode == PWR_SAVE)
{
APInsertPsQueue(pAd, pSkbClone, pMacEntry, QueIdx);
}
else
{
/* insert the pkt to TxSwQueue. */
if (pAd->TxSwQueue[QueIdx].Number >= MAX_PACKETS_IN_QUEUE)
{
#ifdef BLOCK_NET_IF
StopNetIfQueue(pAd, QueIdx, pSkbClone);
#endif /* BLOCK_NET_IF */
RELEASE_NDIS_PACKET(pAd, pSkbClone, NDIS_STATUS_FAILURE);
return NDIS_STATUS_FAILURE;
}
else
{
RTMP_IRQ_LOCK(&pAd->irq_lock, IrqFlags);
InsertTailQueueAc(pAd, pMacEntry, &pAd->TxSwQueue[QueIdx], PACKET_TO_QUEUE_ENTRY(pSkbClone));
RTMP_IRQ_UNLOCK(&pAd->irq_lock, IrqFlags);
}
}
#ifdef DOT11_N_SUPPORT
RTMP_BASetup(pAd, pMacEntry, UserPriority);
#endif /* DOT11_N_SUPPORT */
}
if (IgmpPktInGroup == IGMP_IN_GROUP)
{
pMemberEntry = pMemberEntry->pNext;
if (pMemberEntry != NULL)
{
pMemberAddr = pMemberEntry->Addr;
pMacEntry = APSsPsInquiry(pAd, pMemberAddr, &Sst, &Aid, &PsMode, &Rate);
bContinue = TRUE;
}
else
bContinue = FALSE;
}
else if (IgmpPktInGroup == IGMP_PKT)
{
for(MacEntryIdx=pMacEntry->Aid + 1; MacEntryIdx<MAX_NUMBER_OF_MAC; MacEntryIdx++)
{
pMemberAddr = pAd->MacTab.Content[MacEntryIdx].Addr;
pMacEntry = APSsPsInquiry(pAd, pMemberAddr, &Sst, &Aid, &PsMode, &Rate);
if (pMacEntry && IS_ENTRY_CLIENT(pMacEntry)
&& get_netdev_from_bssid(pAd, pMacEntry->apidx) == pNetDev)
{
pMemberAddr = pMacEntry->Addr;
bContinue = TRUE;
break;
}
}
if (MacEntryIdx == MAX_NUMBER_OF_MAC)
bContinue = FALSE;
}
else
bContinue = FALSE;
}
return NDIS_STATUS_SUCCESS;
}
USHORT RtmpUSB_WriteFragTxResource(
IN PRTMP_ADAPTER pAd,
IN TX_BLK *pTxBlk,
IN UCHAR fragNum,
OUT USHORT *FreeNumber)
{
HT_TX_CONTEXT *pHTTXContext;
USHORT hwHdrLen;
UINT32 fillOffset;
TXINFO_STRUC *pTxInfo;
TXWI_STRUC *pTxWI;
PUCHAR pWirelessPacket = NULL;
UCHAR QueIdx;
NDIS_STATUS Status;
unsigned long IrqFlags;
UINT32 USBDMApktLen = 0, DMAHdrLen, padding;
BOOLEAN TxQLastRound = FALSE;
QueIdx = pTxBlk->QueIdx;
pHTTXContext = &pAd->TxContext[QueIdx];
RTMP_IRQ_LOCK(&pAd->TxContextQueueLock[QueIdx], IrqFlags);
pHTTXContext = &pAd->TxContext[QueIdx];
fillOffset = pHTTXContext->CurWritePosition;
if(fragNum == 0)
{
Status = RtmpUSBCanDoWrite(pAd, QueIdx, pHTTXContext);
if (Status == NDIS_STATUS_SUCCESS)
{
pHTTXContext->bCurWriting = TRUE;
if ((pHTTXContext->ENextBulkOutPosition == pHTTXContext->CurWritePosition))
{
pHTTXContext->ENextBulkOutPosition += 8;
pHTTXContext->CurWritePosition += 8;
fillOffset += 8;
}
pTxBlk->Priv = 0;
pHTTXContext->CurWriteRealPos = pHTTXContext->CurWritePosition;
}
else
{
RTMP_IRQ_UNLOCK(&pAd->TxContextQueueLock[QueIdx], IrqFlags);
RELEASE_NDIS_PACKET(pAd, pTxBlk->pPacket, NDIS_STATUS_FAILURE);
return(Status);
}
}
else
{
Status = ((pHTTXContext->bCurWriting == TRUE) ? NDIS_STATUS_SUCCESS : NDIS_STATUS_FAILURE);
if (Status == NDIS_STATUS_SUCCESS)
{
fillOffset += pTxBlk->Priv;
}
else
{
RTMP_IRQ_UNLOCK(&pAd->TxContextQueueLock[QueIdx], IrqFlags);
RELEASE_NDIS_PACKET(pAd, pTxBlk->pPacket, NDIS_STATUS_FAILURE);
return(Status);
}
}
NdisZeroMemory((PUCHAR)(&pTxBlk->HeaderBuf[0]), TXINFO_SIZE);
pTxInfo = (PTXINFO_STRUC)(&pTxBlk->HeaderBuf[0]);
pTxWI= (PTXWI_STRUC)(&pTxBlk->HeaderBuf[TXINFO_SIZE]);
pWirelessPacket = &pHTTXContext->TransferBuffer->field.WirelessPacket[fillOffset];
hwHdrLen = pTxBlk->MpduHeaderLen + pTxBlk->HdrPadLen;
DMAHdrLen = TXWI_SIZE + hwHdrLen;
USBDMApktLen = DMAHdrLen + pTxBlk->SrcBufLen;
padding = (4 - (USBDMApktLen % 4)) & 0x03;
USBDMApktLen += padding;
pTxBlk->Priv += (TXINFO_SIZE + USBDMApktLen);
RTMPWriteTxInfo(pAd, pTxInfo, (USHORT)(USBDMApktLen), FALSE, FIFO_EDCA, FALSE , FALSE);
if (fragNum == pTxBlk->TotalFragNum)
{
pTxInfo->USBDMATxburst = 0;
if ((pHTTXContext->CurWritePosition + pTxBlk->Priv + 3906)> MAX_TXBULK_LIMIT)
{
pTxInfo->SwUseLastRound = 1;
TxQLastRound = TRUE;
}
}
else
{
pTxInfo->USBDMATxburst = 1;
}
NdisMoveMemory(pWirelessPacket, pTxBlk->HeaderBuf, TXINFO_SIZE + TXWI_SIZE + hwHdrLen);
pWirelessPacket += (TXINFO_SIZE + TXWI_SIZE + hwHdrLen);
pHTTXContext->CurWriteRealPos += (TXINFO_SIZE + TXWI_SIZE + hwHdrLen);
RTMP_IRQ_UNLOCK(&pAd->TxContextQueueLock[QueIdx], IrqFlags);
NdisMoveMemory(pWirelessPacket, pTxBlk->pSrcBufData, pTxBlk->SrcBufLen);
pWirelessPacket += pTxBlk->SrcBufLen;
NdisZeroMemory(pWirelessPacket, padding + 8);
if (fragNum == pTxBlk->TotalFragNum)
{
RTMP_IRQ_LOCK(&pAd->TxContextQueueLock[QueIdx], IrqFlags);
pHTTXContext->CurWritePosition += pTxBlk->Priv;
if (TxQLastRound == TRUE)
pHTTXContext->CurWritePosition = 8;
pHTTXContext->CurWriteRealPos = pHTTXContext->CurWritePosition;
pHTTXContext->bCurWriting = FALSE;
RTMP_IRQ_UNLOCK(&pAd->TxContextQueueLock[QueIdx], IrqFlags);
RELEASE_NDIS_PACKET(pAd, pTxBlk->pPacket, NDIS_STATUS_SUCCESS);
}
return(Status);
}
int RtmpUSBMgmtKickOut(
IN RTMP_ADAPTER *pAd,
IN UCHAR QueIdx,
IN PNDIS_PACKET pPacket,
IN PUCHAR pSrcBufVA,
IN UINT SrcBufLen)
{
PTXINFO_STRUC pTxInfo;
ULONG BulkOutSize;
UCHAR padLen;
PUCHAR pDest;
ULONG SwIdx = pAd->MgmtRing.TxCpuIdx;
PTX_CONTEXT pMLMEContext = (PTX_CONTEXT)pAd->MgmtRing.Cell[SwIdx].AllocVa;
unsigned long IrqFlags;
pTxInfo = (PTXINFO_STRUC)(pSrcBufVA);
BulkOutSize = SrcBufLen;
BulkOutSize = (BulkOutSize + 3) & (~3);
RTMPWriteTxInfo(pAd, pTxInfo, (USHORT)(BulkOutSize - TXINFO_SIZE), TRUE, EpToQueue[MGMTPIPEIDX], FALSE, FALSE);
BulkOutSize += 4;
if ((BulkOutSize % pAd->BulkOutMaxPacketSize) == 0)
BulkOutSize += 4;
padLen = BulkOutSize - SrcBufLen;
ASSERT((padLen <= RTMP_PKT_TAIL_PADDING));
pDest = (PUCHAR)(pSrcBufVA + SrcBufLen);
skb_put(GET_OS_PKT_TYPE(pPacket), padLen);
NdisZeroMemory(pDest, padLen);
RTMP_IRQ_LOCK(&pAd->MLMEBulkOutLock, IrqFlags);
pAd->MgmtRing.Cell[pAd->MgmtRing.TxCpuIdx].pNdisPacket = pPacket;
pMLMEContext->TransferBuffer = (PTX_BUFFER)(GET_OS_PKT_DATAPTR(pPacket));
pMLMEContext->BulkOutSize = BulkOutSize;
pMLMEContext->InUse = TRUE;
pMLMEContext->bWaitingBulkOut = TRUE;
pAd->MgmtRing.TxSwFreeIdx--;
INC_RING_INDEX(pAd->MgmtRing.TxCpuIdx, MGMT_RING_SIZE);
RTMP_IRQ_UNLOCK(&pAd->MLMEBulkOutLock, IrqFlags);
RTUSB_SET_BULK_FLAG(pAd, fRTUSB_BULK_OUT_MLME);
RTUSBKickBulkOut(pAd);
return 0;
}
u16 RtmpUSB_WriteSingleTxResource(struct rt_rtmp_adapter *pAd,
struct rt_tx_blk *pTxBlk,
IN BOOLEAN bIsLast,
u16 * FreeNumber)
{
struct rt_ht_tx_context *pHTTXContext;
u16 hwHdrLen;
u32 fillOffset;
struct rt_txinfo *pTxInfo;
struct rt_txwi *pTxWI;
u8 *pWirelessPacket;
u8 QueIdx;
unsigned long IrqFlags;
int Status;
u32 USBDMApktLen = 0, DMAHdrLen, padding;
BOOLEAN bTxQLastRound = FALSE;
/* For USB, didn't need PCI_MAP_SINGLE() */
/*SrcBufPA = PCI_MAP_SINGLE(pAd, (char *) pTxBlk->pSrcBufData, pTxBlk->SrcBufLen, PCI_DMA_TODEVICE); */
/* */
/* get Tx Ring Resource & Dma Buffer address */
/* */
QueIdx = pTxBlk->QueIdx;
RTMP_IRQ_LOCK(&pAd->TxContextQueueLock[QueIdx], IrqFlags);
pHTTXContext = &pAd->TxContext[QueIdx];
fillOffset = pHTTXContext->CurWritePosition;
/* Check ring full. */
Status = RtmpUSBCanDoWrite(pAd, QueIdx, pHTTXContext);
if (Status == NDIS_STATUS_SUCCESS) {
pHTTXContext->bCurWriting = TRUE;
pTxInfo = (struct rt_txinfo *)(&pTxBlk->HeaderBuf[0]);
pTxWI = (struct rt_txwi *) (&pTxBlk->HeaderBuf[TXINFO_SIZE]);
/* Reserve space for 8 bytes padding. */
if ((pHTTXContext->ENextBulkOutPosition ==
pHTTXContext->CurWritePosition)) {
pHTTXContext->ENextBulkOutPosition += 8;
pHTTXContext->CurWritePosition += 8;
fillOffset += 8;
}
pHTTXContext->CurWriteRealPos = pHTTXContext->CurWritePosition;
pWirelessPacket =
&pHTTXContext->TransferBuffer->field.
WirelessPacket[fillOffset];
/* copy TXWI + WLAN Header + LLC into DMA Header Buffer */
/*hwHdrLen = ROUND_UP(pTxBlk->MpduHeaderLen, 4); */
hwHdrLen = pTxBlk->MpduHeaderLen + pTxBlk->HdrPadLen;
/* Build our URB for USBD */
DMAHdrLen = TXWI_SIZE + hwHdrLen;
USBDMApktLen = DMAHdrLen + pTxBlk->SrcBufLen;
padding = (4 - (USBDMApktLen % 4)) & 0x03; /* round up to 4 byte alignment */
USBDMApktLen += padding;
pTxBlk->Priv = (TXINFO_SIZE + USBDMApktLen);
/* For TxInfo, the length of USBDMApktLen = TXWI_SIZE + 802.11 header + payload */
RTMPWriteTxInfo(pAd, pTxInfo, (u16)(USBDMApktLen), FALSE,
FIFO_EDCA, FALSE /*NextValid */ , FALSE);
if ((pHTTXContext->CurWritePosition + 3906 + pTxBlk->Priv) >
MAX_TXBULK_LIMIT) {
pTxInfo->SwUseLastRound = 1;
bTxQLastRound = TRUE;
}
NdisMoveMemory(pWirelessPacket, pTxBlk->HeaderBuf,
TXINFO_SIZE + TXWI_SIZE + hwHdrLen);
pWirelessPacket += (TXINFO_SIZE + TXWI_SIZE + hwHdrLen);
/* We unlock it here to prevent the first 8 bytes maybe over-writed issue. */
/* 1. First we got CurWritePosition but the first 8 bytes still not write to the pTxcontext. */
/* 2. An interrupt break our routine and handle bulk-out complete. */
/* 3. In the bulk-out compllete, it need to do another bulk-out, */
/* if the ENextBulkOutPosition is just the same as CurWritePosition, it will save the first 8 bytes from CurWritePosition, */
/* but the payload still not copyed. the pTxContext->SavedPad[] will save as allzero. and set the bCopyPad = TRUE. */
/* 4. Interrupt complete. */
/* 5. Our interrupted routine go back and fill the first 8 bytes to pTxContext. */
/* 6. Next time when do bulk-out, it found the bCopyPad==TRUE and will copy the SavedPad[] to pTxContext->NextBulkOutPosition. */
/* and the packet will wrong. */
pHTTXContext->CurWriteRealPos +=
(TXINFO_SIZE + TXWI_SIZE + hwHdrLen);
RTMP_IRQ_UNLOCK(&pAd->TxContextQueueLock[QueIdx], IrqFlags);
NdisMoveMemory(pWirelessPacket, pTxBlk->pSrcBufData,
pTxBlk->SrcBufLen);
pWirelessPacket += pTxBlk->SrcBufLen;
NdisZeroMemory(pWirelessPacket, padding + 8);
RTMP_IRQ_LOCK(&pAd->TxContextQueueLock[QueIdx], IrqFlags);
pHTTXContext->CurWritePosition += pTxBlk->Priv;
if (bTxQLastRound)
pHTTXContext->CurWritePosition = 8;
pHTTXContext->CurWriteRealPos = pHTTXContext->CurWritePosition;
pHTTXContext->bCurWriting = FALSE;
}
RTMP_IRQ_UNLOCK(&pAd->TxContextQueueLock[QueIdx], IrqFlags);
/* succeed and release the skb buffer */
RELEASE_NDIS_PACKET(pAd, pTxBlk->pPacket, NDIS_STATUS_SUCCESS);
return (Status);
}
