/* BEGIN_ICS_COPYRIGHT4 ****************************************

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#include "gsamain.h"

//

// GsiPostSendDgrm

//

//

//

// INPUTS:

//

//	ServiceHandle	- Handle returned upon registration

//

//	DgrmList		- List of datagram(s) to be posted for send

//					each must have payload in network byte order

//					however MAD and RMPP_HEADERs should be in host

//					byte order.  On success, GSI owns the buffer and

//					will byte swap back the MAD header prior to send completion

//					on failure the buffer will be restored to host byte order

//					for the MAD and RMPP headers

//

// OUTPUTS:

//

//	None

//

//

//

// RETURNS:

//

//	FSUCCESS

//	FINVALID_PARAMETER

//	FINSUFFICIENT_RESOURCES

//	FINVALID_STATE

//

FSTATUS

iba_gsi_post_send(

	IN	IB_HANDLE				ServiceHandle,

	IN	IBT_DGRM_ELEMENT		*DgrmList

	)

{

	FSTATUS						status=FCANCELED;

	GSA_POST_SEND_LIST			*pPostList;

	GSA_SERVICE_CLASS_INFO		*serviceClass;

	IBT_DGRM_ELEMENT_PRIV		*pDgrmPrivate;

	_DBG_ENTER_LVL (_DBG_LVL_SEND, iba_gsi_post_send);

	serviceClass = (GSA_SERVICE_CLASS_INFO *)ServiceHandle;

	pDgrmPrivate = (IBT_DGRM_ELEMENT_PRIV *)DgrmList;

#if defined(DBG) || defined(IB_DEBUG)

	if (GSA_CLASS_SIG != serviceClass->SigInfo )

	{

		_DBG_ERROR (("Bad Class Handle passed by client!!!\n"));

		_DBG_BREAK;

	}

	if ( pDgrmPrivate->MemPoolHandle->ServiceHandle != serviceClass )

	{

		_DBG_ERROR (("Dgrm List is not owned by given Class Handle!!!\n"));

		_DBG_BREAK;

	}

#endif

	// generate a PostSendList from the first datagram in post

	pPostList					= &pDgrmPrivate->PostSendList;

	// Fill in list details

	pPostList->DgrmIn = 0;

	AtomicWrite(&pPostList->DgrmOut, 0);

	pPostList->DgrmList			= DgrmList;

	pPostList->SARRequest		= FALSE;

	// Find out if client is a SAR client

	if ( TRUE == serviceClass->bSARRequired )

	{

		_DBG_PRINT(_DBG_LVL_SEND,( "SAR Client request\n" )); 

		status = DoSARSend( serviceClass, pPostList );

	}

	// We get here if non SAR client or if SAR request was not segmented

	if ( FCANCELED == status )

	{

		IBT_DGRM_ELEMENT			*pDgrmPostList;

		// Get total send requests

		pDgrmPostList			= DgrmList;

		while ( pDgrmPostList )

		{

			pPostList->DgrmIn++;

			pDgrmPostList		= \

				(IBT_DGRM_ELEMENT *)pDgrmPostList->Element.pNextElement;

		}

		status = GsiDoSendDgrm(serviceClass, pPostList);

	}	// SAR

    _DBG_LEAVE_LVL(_DBG_LVL_SEND);

	return status;

}

//

// GsiDoSendDgrm

//

//

//

// INPUTS:

//

//	ServiceClass	- ServiceClass from registration

//						if NULL, assumed to be Dgrms from global RecvQ

//						and 2nd buffer is a single MAD to be posted

//

//	pPostList		- post list info.

//					1st pPostList->DgrmIn dgrms in this list will be posted.

//					each must have payload in network byte order

//					however MAD and RMPP_HEADERs should be in host

//					byte order.  On success, GSI owns the buffer and

//					will byte swap back the MAD header prior to send completion

//					on failure the buffer will be restored to host byte order

//					for the MAD and RMPP headers

//

// OUTPUTS:

//

//	None

//

//

//

// RETURNS:

//

//

FSTATUS

GsiDoSendDgrm(

	GSA_SERVICE_CLASS_INFO		*ServiceClass,

	IN	GSA_POST_SEND_LIST		*pPostList

	)

{

	FSTATUS						status = FINVALID_PARAMETER; // list empty

	IBT_DGRM_ELEMENT_PRIV		*pDgrmPrivate, *pDgrmPrivateNext;

	IB_HANDLE					qp1Handle, cqHandle;

	SPIN_LOCK					*qpLock;

	IB_L_KEY					memLKey;

	MAD							*pMad;

	uint32						dgrmCount, i, dgrmFailed;

	IB_WORK_REQ					workRequest;

	IB_ADDRESS_VECTOR			avInfo;

	_DBG_ENTER_LVL (_DBG_LVL_SEND, GsiDoSendDgrm);

	pDgrmPrivate = (IBT_DGRM_ELEMENT_PRIV *)pPostList->DgrmList;

	dgrmCount				= pPostList->DgrmIn;

	dgrmFailed				= 0;			// set a count for bad requests

	while ( dgrmCount-- )

	{

		pDgrmPrivateNext = (IBT_DGRM_ELEMENT_PRIV *)

								pDgrmPrivate->DgrmElement.Element.pNextElement;

		pDgrmPrivate->Base	= pPostList;	// link for completion processing

		ASSERT_VALID_WORKREQID((uintn)pDgrmPrivate);

		workRequest.WorkReqId = BUILD_SQ_WORKREQID((uintn)pDgrmPrivate);

		workRequest.Operation = WROpSend;

		workRequest.DSList = pDgrmPrivate->DsList;

		// zero out the options

  		workRequest.Req.SendUD.Options.AsUINT16 = 0;

		workRequest.Req.SendUD.Options.s.SignaledCompletion = TRUE; 

#if INCLUDE_16B

		workRequest.Req.SendUD.Options.s.SendFMH			= 0;

#endif

		// Fill in user settings

		workRequest.Req.SendUD.QPNumber = pDgrmPrivate->DgrmElement.RemoteQP;

		// TBD check uses, may be safe to enable this line now

		//workRequest.Req.SendUD.Qkey	= pDgrmPrivate->DgrmElement.RemoteQKey;

		workRequest.Req.SendUD.Qkey		= QP1_WELL_KNOWN_Q_KEY;

		workRequest.Req.SendUD.PkeyIndex= pDgrmPrivate->DgrmElement.PkeyIndex;

#if defined(DBG) || defined(IB_DEBUG)

		if (ServiceClass && !workRequest.Req.SendUD.QPNumber) 

		{

			AtomicIncrement( &ServiceClass->ErrorMsgs );

			if (!(AtomicRead(&ServiceClass->ErrorMsgs) % 20))

			{

				_DBG_ERROR((

					"Invalid QPNumber/Q_Key(substitution provided):\n"

					"\tClass..........:x%x\n"

					"\tSARClient......:%s\n"

					"\tQPNumber.......:x%x\n"

					"\tQ_Key..........:x%x\n",

					ServiceClass->MgmtClass,

					_DBG_PTR(ServiceClass->bSARRequired ? "TRUE":"FALSE"),

					workRequest.Req.SendUD.QPNumber,

					workRequest.Req.SendUD.Qkey

					));

				_DBG_ERROR((

					"\tResponder......:%s\n"

					"\tTrapProcessor..:%s\n"

					"\tReportProcessor:%s\n",

					_DBG_PTR(GSI_IS_RESPONDER(ServiceClass->RegistrationFlags)

						? "TRUE":"FALSE"),

					_DBG_PTR(GSI_IS_TRAP_PROCESSOR(ServiceClass->RegistrationFlags)

						? "TRUE":"FALSE"),

					_DBG_PTR(GSI_IS_REPORT_PROCESSOR(ServiceClass->RegistrationFlags)

						? "TRUE":"FALSE")

					));

			}

			workRequest.Req.SendUD.Qkey		= QP1_WELL_KNOWN_Q_KEY;

			workRequest.Req.SendUD.QPNumber = 1;

		}

		ASSERT(workRequest.Req.SendUD.QPNumber);

		if (workRequest.Req.SendUD.QPNumber	!= 1)

		{

			_DBG_WARN((

				"Send to RedirectedQP\n"

				"\tQPNumber.....:x%x\n",

				workRequest.Req.SendUD.QPNumber

				));

		}

#endif		

		// Fill in Address Vector Info

		avInfo.PortGUID			= pDgrmPrivate->DgrmElement.PortGuid;

		avInfo.DestLID			= pDgrmPrivate->DgrmElement.RemoteLID;

		avInfo.PathBits			= pDgrmPrivate->DgrmElement.PathBits;

		avInfo.ServiceLevel		= pDgrmPrivate->DgrmElement.ServiceLevel;

		avInfo.StaticRate		= pDgrmPrivate->DgrmElement.StaticRate;

		avInfo.GlobalRoute		= pDgrmPrivate->DgrmElement.GlobalRoute;

		if ( TRUE == avInfo.GlobalRoute )

		{

			/* structure copy */

			avInfo.GlobalRouteInfo	= pDgrmPrivate->DgrmElement.GRHInfo;

		}

		status = GetCaContextFromAvInfo(

					&avInfo,

					pDgrmPrivate->MemPoolHandle->MemList->CaMemIndex,

					&workRequest.Req.SendUD.AVHandle,

					&qp1Handle,

					&cqHandle,

					&qpLock,

					&memLKey );

		if ( FSUCCESS == status )

		{

			pDgrmPrivate->AvHandle = workRequest.Req.SendUD.AVHandle;

			// fill in scatter/gather Ds list details

			if (! ServiceClass)

			{

				// Rmpp replies and GSI internal replies

				IB_LOCAL_DATASEGMENT		*pDsList = workRequest.DSList;

				ASSERT( pDgrmPrivate->MemPoolHandle->ReceivePool);

				pMad = GsiDgrmGetRecvMad(&pDgrmPrivate->DgrmElement);

				workRequest.DSListDepth = 1;

				pDsList[0].Address				= (uintn)pMad;

				pDsList[0].Lkey					= memLKey;

				pDsList[0].Length				=

					GsiDgrmGetRecvMadByteCount(&pDgrmPrivate->DgrmElement);

				workRequest.MessageLen =

					GsiDgrmGetRecvMadByteCount(&pDgrmPrivate->DgrmElement);

			}

			else if ( TRUE != ServiceClass->bSARRequired )

			{

				// Direct sends from other callers

				IBT_BUFFER					*pBuffer;

				IB_LOCAL_DATASEGMENT		*pDsList = workRequest.DSList;

				pBuffer = pDgrmPrivate->DgrmElement.Element.pBufferList;

				workRequest.DSListDepth = \

							pDgrmPrivate->MemPoolHandle->BuffersPerElement;

				workRequest.MessageLen = 0;

				for (i=0; i

				{

					pDsList[i].Address = (uintn)pBuffer->pData;

					pDsList[i].Lkey = memLKey;

					pDsList[i].Length = pBuffer->ByteCount;

					workRequest.MessageLen += pBuffer->ByteCount;

					pBuffer = pBuffer->pNextBuffer;

				}

				// Validate that buffers per element are sizeof MAD for non

				// SAR clients

				if ( workRequest.MessageLen > sizeof(MAD) )

				{

					_DBG_ERROR((

					"Bad Non SAR Client posted buffer > sizeof(MAD)!\n"));

					_DBG_BREAK;

				}

				pMad = GsiDgrmGetSendMad(&pDgrmPrivate->DgrmElement);

			} else {

				// invoked for single packet GSI SAR send

				// SAR will Always be 3: MAD_COMMON, SAR_HDR, DATA

				IBT_BUFFER					*pBuffer;

				pBuffer = pDgrmPrivate->DgrmElement.Element.pBufferList;

				workRequest.DSListDepth = 3;

				// Fill in MAD Common info

				workRequest.DSList[0].Address = (uintn)pBuffer->pData;

				workRequest.DSList[0].Lkey = memLKey;

				workRequest.DSList[0].Length = sizeof(MAD_COMMON);

				// Fill in SAR Header info

				workRequest.DSList[1].Address = \

					(uintn)(pBuffer->pData) + sizeof(MAD_COMMON);

				workRequest.DSList[1].Lkey = memLKey;

				workRequest.DSList[1].Length = sizeof(RMPP_HEADER);

				// Fill in Data info

				workRequest.DSList[2].Address = \

					(uintn)(pBuffer->pData) + \

					sizeof(MAD_COMMON) +

					sizeof(RMPP_HEADER);

				workRequest.DSList[2].Lkey = memLKey;

				workRequest.DSList[2].Length = pBuffer->ByteCount -

					(sizeof(MAD_COMMON) + sizeof(RMPP_HEADER));

				workRequest.MessageLen = pBuffer->ByteCount;

				pMad = GsiDgrmGetSendMad(&pDgrmPrivate->DgrmElement);

			}

			// Set Transaction ID

			// If this is a request, save the user's transaction id 

			// and use our own.  We will restore the user's transaction id

			// when the request completes.  If this is not a request,

			// we let the client control the transaction id which may have

			// been remotely generated.

			if( ServiceClass && MAD_IS_REQUEST(pMad))

			{

				// We need to save the TID in case we receive the

				// response before being notified that the send completed.

				pDgrmPrivate->SavedSendTid = pMad->common.TransactionID;

				pMad->common.TransactionID = (uint64)\

					(pMad->common.TransactionID & 0xffffffffffffff00ll);

				pMad->common.TransactionID = \

					pMad->common.TransactionID | ServiceClass->ClientId;

			}

			// Make headers Network Byte order

			BSWAP_MAD_HEADER(pMad);

			if( (ServiceClass && ServiceClass->bSARRequired) )

			{

				BSWAP_RMPP_HEADER ( 

					(RMPP_HEADER *)((uintn)workRequest.DSList[1].Address) );

			} else if( pPostList->SARRequest) {

				// only applies to Rmpp Reply and Gsi reply

				ASSERT(workRequest.DSListDepth == 1);

				BSWAP_RMPP_HEADER ( 

					(RMPP_HEADER *)&(((MAD_RMPP*)pMad)->RmppHdr));

			}

#if defined(DBG) || defined(IB_DEBUG)

			if (__DBG_LEVEL__ & _DBG_LVL_PKTDUMP)

			{

				uint32 Length = workRequest.MessageLen;

				IB_LOCAL_DATASEGMENT *Current = &workRequest.DSList[0];

				for (i = 0; i < workRequest.DSListDepth; i++,Current++)

				{

					_DBG_DUMP_MEMORY(_DBG_LVL_PKTDUMP, ("Send Packet"), (void *)(uintn)Current->Address,

									MIN(Current->Length,Length));

					Length -= MIN(Current->Length,Length);;

				}

			}

#endif

			// Submit to verbs

			pDgrmPrivate->DgrmElement.OnSendQ = TRUE;

			SpinLockAcquire( qpLock );

			status = iba_post_send( qp1Handle, &workRequest ); 

			SpinLockRelease( qpLock );

			if ( FSUCCESS != status )

			{

				pDgrmPrivate->DgrmElement.OnSendQ = FALSE;

				// restore headers to host Byte order

				BSWAP_MAD_HEADER(pMad);

				if( (ServiceClass && ServiceClass->bSARRequired) )

				{

					BSWAP_RMPP_HEADER ( 

						(RMPP_HEADER *)((uintn)workRequest.DSList[1].Address) );

				} else if( pPostList->SARRequest) {

					// only applies to Rmpp Reply and Gsi reply

					ASSERT(workRequest.DSListDepth == 1);

					BSWAP_RMPP_HEADER ( 

						(RMPP_HEADER *)&(((MAD_RMPP*)pMad)->RmppHdr));

				}

				// release AV

				(void)PutAV(NULL,pDgrmPrivate->AvHandle);

				pDgrmPrivate->DgrmElement.Element.Status = status;

				AtomicIncrementVoid( &pPostList->DgrmOut );

				dgrmFailed++;

			}

		} else {

			pDgrmPrivate->DgrmElement.Element.Status = status;

			AtomicIncrementVoid( &pPostList->DgrmOut );

			dgrmFailed++;

		}

		pDgrmPrivate = pDgrmPrivateNext;

	}

	// If all requests failed, fail the call and pass it back to user.

	// There is no way of passing all failed entries through the callback

	if ( pPostList->DgrmIn && dgrmFailed == pPostList->DgrmIn )

	{

		status = FINVALID_STATE;

	}

    _DBG_LEAVE_LVL(_DBG_LVL_SEND);

	return status;

}

// uses pDgrm as a template for building an GET_RESP reply

// reporting a Invalid Class Version status

// MAD header and AV information is taken from pDgrm

// pDgrm is unaffected, assumes pDgrm is in Host byte order for

// MAD header and network byte order for rest of packet

void GsiSendInvalid(

	IN	IBT_DGRM_ELEMENT		*pDgrm

	)

{

	FSTATUS						status		= FSUCCESS;

	uint32						i;

	IBT_DGRM_ELEMENT			*pDgrmList;

	GSA_POST_SEND_LIST			*pPostList;

	MAD							*pMad;

	_DBG_ENTER_LVL(_DBG_LVL_SEND, GsiSendInvalid);

	i = 1;

	status = DgrmPoolGet( g_GsaGlobalInfo->DgrmPoolRecvQ, &i, &pDgrmList );

	if (FSUCCESS != status || i != 1)

	{

		_DBG_ERROR(("GsiSendInvalid: No more elements in Pool!!!\n"));

		goto done;

	}

	ASSERT(NULL != pDgrmList);

	// we are using a Recv Pool Dgrm

	pMad = GsiDgrmGetRecvMad(pDgrmList);

	// Copy MAD Headers from template

	MemoryCopy( pMad, GsiDgrmGetRecvMad(pDgrm), sizeof(MAD) );

	pMad->common.mr.AsReg8 = MMTHD_GET_RESP;

	pMad->common.u.NS.Status.AsReg16 = MAD_STATUS_UNSUPPORTED_CLASS_VER;

	pMad->common.u.NS.Reserved1 = 0;

	_DBG_INFO(("Invalid MAD: class %u\n", pMad->common.MgmtClass));

	// GsiDoSendDgrm will BSWAP_MAD_HEADER

	// Set remote info

	GsiDgrmAddrCopy(pDgrmList, pDgrm);

	// generate a PostSendList from the first datagram in post

	pPostList		= &(((IBT_DGRM_ELEMENT_PRIV *)pDgrmList)->PostSendList);

	// Fill in list details

	pPostList->DgrmIn = 1;

	AtomicWrite(&pPostList->DgrmOut, 0);

	pPostList->DgrmList			= pDgrmList;

	pPostList->SARRequest		= FALSE;

	status = GsiDoSendDgrm( NULL, pPostList);

	if (status != FSUCCESS)

	{

		// release AV

		DgrmPoolPut( pDgrmList );	

	}

done:

	_DBG_LEAVE_LVL(_DBG_LVL_SEND);

}