/* DTS Tx Complete function.
* This function should be invoked by the DAL Dataservice to notify tx completion to DXE/SDIO.
* Parameters:
* pContext:Cookie that should be passed back to the caller along with the callback.
* ucTxResReq:TX resource number required by TL
* Return Value: SUCCESS Completed successfully.
* FAILURE_XXX Request was rejected due XXX Reason.
*
*/
wpt_status WDTS_CompleteTx(void *pContext, wpt_uint32 ucTxResReq)
{
void *pDTDriverContext = WDT_GetTransportDriverContext(pContext);
// Notify completion to Transport Driver.
return gTransportDriver.txComplete(pDTDriverContext, ucTxResReq);
}
/* DTS start function.
* On start the transport device should start running.
* Parameters:
* pContext:Cookie that should be passed back to the caller along
* with the callback.
*
* Return Value: SUCCESS Completed successfully.
* FAILURE_XXX Request was rejected due XXX Reason.
*
*/
wpt_status WDTS_startTransport( void *pContext)
{
void *pDTDriverContext = WDT_GetTransportDriverContext(pContext);
gTransportDriver.start(pDTDriverContext);
return eWLAN_PAL_STATUS_SUCCESS;
}
/* DTS Stop function.
* Stop Transport driver, ie DXE, SDIO
* Parameters:
* pContext:Cookie that should be passed back to the caller along with the callback.
* Return Value: SUCCESS Completed successfully.
* FAILURE_XXX Request was rejected due XXX Reason.
*
*/
wpt_status WDTS_Stop(void *pContext)
{
void *pDTDriverContext = WDT_GetTransportDriverContext(pContext);
wpt_status status = eWLAN_PAL_STATUS_SUCCESS;
status = gTransportDriver.stop(pDTDriverContext);
return status;
}
/* DTS Stop function.
* Stop Transport driver, ie DXE, SDIO
* Parameters:
* pContext:Cookie that should be passed back to the caller along with the callback.
* Return Value: SUCCESS Completed successfully.
* FAILURE_XXX Request was rejected due XXX Reason.
*
*/
wpt_status WDTS_Stop(void *pContext)
{
void *pDTDriverContext = WDT_GetTransportDriverContext(pContext);
wpt_status status = eWLAN_PAL_STATUS_SUCCESS;
status = gTransportDriver.stop(pDTDriverContext);
wpalMemoryZero(&gDsTrafficStats, sizeof(gDsTrafficStats));
return status;
}
/* DTS Tx packet function.
* This function should be invoked by the DAL Dataservice to schedule transmit frame through DXE/SDIO.
* Parameters:
* pContext:Cookie that should be passed back to the caller along with the callback.
* pFrame:Refernce to PAL frame.
* Return Value: SUCCESS Completed successfully.
* FAILURE_XXX Request was rejected due XXX Reason.
*
*/
wpt_status WDTS_TxPacket(void *pContext, wpt_packet *pFrame)
{
void *pDTDriverContext = WDT_GetTransportDriverContext(pContext);
WDI_DS_TxMetaInfoType *pTxMetadata;
WDTS_ChannelType channel = WDTS_CHANNEL_TX_LOW_PRI;
wpt_status status = eWLAN_PAL_STATUS_SUCCESS;
// extract metadata from PAL packet
pTxMetadata = WDI_DS_ExtractTxMetaData(pFrame);
//Log the TX Stats
if(gDsTrafficStats.running && pTxMetadata->staIdx < HAL_NUM_STA)
{
if(pTxMetadata->frmType & WDI_MAC_DATA_FRAME)
{
gDsTrafficStats.txStats[pTxMetadata->staIdx].txBytesPushed +=
pTxMetadata->fPktlen;
gDsTrafficStats.txStats[pTxMetadata->staIdx].txPacketsPushed += 1;
}
}
// assign MDPU to correct channel??
channel = (pTxMetadata->frmType & WDI_MAC_DATA_FRAME)?
/* EAPOL frame uses TX_HIGH_PRIORITY DXE channel
To make sure EAPOL (for second session) is pushed even if TX_LO channel
already reached to low resource condition
This can happen especially in MCC, high data traffic TX in first session
*/
#ifdef FEATURE_WLAN_TDLS
/* I utilizes TDLS mgmt frame always sent at BD_RATE2. (See limProcessTdls.c)
Assumption here is data frame sent by WDA_TxPacket() <- HalTxFrame/HalTxFrameWithComplete()
should take managment path. As of today, only TDLS feature has special data frame
which needs to be treated as mgmt.
*/
(((pTxMetadata->isEapol) || (pTxMetadata->txFlags & WDI_USE_BD_RATE2_FOR_MANAGEMENT_FRAME))? WDTS_CHANNEL_TX_HIGH_PRI : WDTS_CHANNEL_TX_LOW_PRI) : WDTS_CHANNEL_TX_HIGH_PRI;
#else
((pTxMetadata->isEapol) ? WDTS_CHANNEL_TX_HIGH_PRI : WDTS_CHANNEL_TX_LOW_PRI) : WDTS_CHANNEL_TX_HIGH_PRI;
#endif
// Send packet to Transport Driver.
status = gTransportDriver.xmit(pDTDriverContext, pFrame, channel);
#ifdef DEBUG_ROAM_DELAY
//Hack we need to send the frame type, so we are using bufflen as frametype
vos_record_roam_event(e_DXE_FIRST_XMIT_TIME, (void *)pFrame, pTxMetadata->frmType);
//Should we use the below check to avoid funciton calls
/*
if(gRoamDelayMetaInfo.dxe_monitor_tx)
{
}
*/
#endif
return status;
}
/* DTS Stop function.
* Stop Transport driver, ie DXE, SDIO
* Parameters:
* pContext:Cookie that should be passed back to the caller along with the callback.
* Return Value: SUCCESS Completed successfully.
* FAILURE_XXX Request was rejected due XXX Reason.
*
*/
wpt_status WDTS_Close(void *pContext)
{
void *pDTDriverContext = WDT_GetTransportDriverContext(pContext);
WDI_DS_ClientDataType *pClientData = WDI_DS_GetDatapathContext(pContext);
wpt_status status = eWLAN_PAL_STATUS_SUCCESS;
/*Destroy the mem pool for mgmt BD headers*/
WDI_DS_MemPoolDestroy(&pClientData->mgmtMemPool);
/*Destroy the mem pool for mgmt BD headers*/
WDI_DS_MemPoolDestroy(&pClientData->dataMemPool);
status = gTransportDriver.close(pDTDriverContext);
wpalMemoryFree(pClientData);
return status;
}
/* DTS Tx packet function.
* This function should be invoked by the DAL Dataservice to schedule transmit frame through DXE/SDIO.
* Parameters:
* pContext:Cookie that should be passed back to the caller along with the callback.
* pFrame:Refernce to PAL frame.
* Return Value: SUCCESS Completed successfully.
* FAILURE_XXX Request was rejected due XXX Reason.
*
*/
wpt_status WDTS_TxPacket(void *pContext, wpt_packet *pFrame)
{
void *pDTDriverContext = WDT_GetTransportDriverContext(pContext);
WDI_DS_TxMetaInfoType *pTxMetadata;
WDTS_ChannelType channel = WDTS_CHANNEL_TX_LOW_PRI;
wpt_status status = eWLAN_PAL_STATUS_SUCCESS;
// extract metadata from PAL packet
pTxMetadata = WDI_DS_ExtractTxMetaData(pFrame);
// assign MDPU to correct channel??
channel = (pTxMetadata->frmType & WDI_MAC_DATA_FRAME)?
WDTS_CHANNEL_TX_LOW_PRI : WDTS_CHANNEL_TX_HIGH_PRI;
// Send packet to Transport Driver.
status = gTransportDriver.xmit(pDTDriverContext, pFrame, channel);
return status;
}
/* DTS Set power state function.
* This function should be invoked by the DAL to notify the WLAN device power state.
* Parameters:
* pContext:Cookie that should be passed back to the caller along with the callback.
* powerState:Power state of the WLAN device.
* Return Value: SUCCESS Set successfully in DXE control blk.
* FAILURE_XXX Request was rejected due XXX Reason.
*
*/
wpt_status WDTS_SetPowerState(void *pContext, WDTS_PowerStateType powerState,
WDTS_SetPowerStateCbType cback)
{
void *pDTDriverContext = WDT_GetTransportDriverContext(pContext);
wpt_status status = eWLAN_PAL_STATUS_SUCCESS;
if( cback )
{
//save the cback & cookie
gSetPowerStateCbInfo.pUserData = pContext;
gSetPowerStateCbInfo.cback = cback;
status = gTransportDriver.setPowerState(pDTDriverContext, powerState,
WDTS_SetPowerStateCb);
}
else
{
status = gTransportDriver.setPowerState(pDTDriverContext, powerState,
NULL);
}
return status;
}
/* Get free TX data descriptor number from DXE
* Parameters:
* pContext: Cookie that should be passed back to the caller along with the callback.
* Return Value: number of free descriptors for TX data channel
*
*/
wpt_uint32 WDTS_GetFreeTxDataResNumber(void *pContext)
{
return
gTransportDriver.getFreeTxDataResNumber(WDT_GetTransportDriverContext(pContext));
}