NdisQueryPacket(Packet, NULL, NULL, NULL, &PacketLength);
- KeRaiseIrql(DISPATCH_LEVEL, &OldIrql);
-
NDIS_DbgPrint(MAX_TRACE, ("acquiring miniport block lock\n"));
- KeAcquireSpinLockAtDpcLevel(&Adapter->NdisMiniportBlock.Lock);
+ KeAcquireSpinLock(&Adapter->NdisMiniportBlock.Lock, &OldIrql);
{
Adapter->NdisMiniportBlock.IndicatedPacket[KeGetCurrentProcessorNumber()] = Packet;
BufferedLength = CopyPacketToBuffer(Adapter->LookaheadBuffer, Packet, 0, Adapter->NdisMiniportBlock.CurrentLookahead);
}
- KeReleaseSpinLockFromDpcLevel(&Adapter->NdisMiniportBlock.Lock);
+ KeReleaseSpinLock(&Adapter->NdisMiniportBlock.Lock, OldIrql);
if (BufferedLength > Adapter->MediumHeaderSize)
{
}
NDIS_DbgPrint(MAX_TRACE, ("acquiring miniport block lock\n"));
- KeAcquireSpinLockAtDpcLevel(&Adapter->NdisMiniportBlock.Lock);
+ KeAcquireSpinLock(&Adapter->NdisMiniportBlock.Lock, &OldIrql);
{
Adapter->NdisMiniportBlock.IndicatedPacket[KeGetCurrentProcessorNumber()] = NULL;
}
- KeReleaseSpinLockFromDpcLevel(&Adapter->NdisMiniportBlock.Lock);
-
- KeLowerIrql(OldIrql);
+ KeReleaseSpinLock(&Adapter->NdisMiniportBlock.Lock, OldIrql);
return STATUS_SUCCESS;
}
* MacBindingHandle = Adapter binding handle
* Packet = Pointer to NDIS packet descriptor
* RETURNS:
- * NDIS_STATUS_SUCCESS always
+ * NDIS_STATUS_SUCCESS if the packet was successfully sent
+ * NDIS_STATUS_PENDING if the miniport was busy or a serialized miniport returned NDIS_STATUS_RESOURCES
* NOTES:
* TODO:
- * - Fix return values
- * - Should queue packet if miniport returns NDIS_STATUS_RESOURCES
- * - Queue packets directly on the adapters when possible (i.e.
- * when miniports not busy)
* - Break this up
*/
{
- KIRQL SpinOldIrql;
+ KIRQL SpinOldIrql, RaiseOldIrql;
PADAPTER_BINDING AdapterBinding;
PLOGICAL_ADAPTER Adapter;
+ NDIS_STATUS NdisStatus;
NDIS_DbgPrint(MAX_TRACE, ("Called.\n"));
/* XXX what is this crazy black magic? */
Packet->Reserved[0] = (ULONG_PTR)MacBindingHandle;
- NDIS_DbgPrint(MAX_TRACE, ("acquiring miniport block lock\n"));
- KeAcquireSpinLock(&Adapter->NdisMiniportBlock.Lock, &SpinOldIrql);
-
/*
* Test the packet to see if it is a MAC loopback.
*
* If dest MAC address of packet == MAC address of adapter,
* this is a loopback frame.
*/
+
+ KeAcquireSpinLock(&Adapter->NdisMiniportBlock.Lock, &SpinOldIrql);
+
if ((Adapter->NdisMiniportBlock.MacOptions & NDIS_MAC_OPTION_NO_LOOPBACK) &&
MiniAdapterHasAddress(Adapter, Packet))
{
- NDIS_DbgPrint(MIN_TRACE, ("Queuing packet.\n"));
+ if(Adapter->MiniportBusy) {
+ MiniQueueWorkItem(Adapter, NdisWorkItemSendLoopback, Packet);
+ KeReleaseSpinLock(&Adapter->NdisMiniportBlock.Lock, SpinOldIrql);
+ return NDIS_STATUS_PENDING;
+ }
- MiniQueueWorkItem(Adapter, NdisWorkItemSendLoopback, (PVOID)Packet);
- KeReleaseSpinLock(&Adapter->NdisMiniportBlock.Lock, SpinOldIrql);
- return NDIS_STATUS_PENDING;
- }
- else
- NDIS_DbgPrint(MID_TRACE,("Not a loopback packet\n"));
+ KeReleaseSpinLock(&Adapter->NdisMiniportBlock.Lock, SpinOldIrql);
+
+ return ProIndicatePacket(Adapter, Packet);
+ } else {
+ if(Adapter->MiniportBusy) {
+ MiniQueueWorkItem(Adapter, NdisWorkItemSend, Packet);
+ KeReleaseSpinLock(&Adapter->NdisMiniportBlock.Lock, SpinOldIrql);
+ return NDIS_STATUS_PENDING;
+ }
+
+ KeReleaseSpinLock(&Adapter->NdisMiniportBlock.Lock, SpinOldIrql);
- /* This is a normal send packet, not a loopback packet. */
- MiniQueueWorkItem(Adapter, NdisWorkItemSend, (PVOID)Packet);
- KeReleaseSpinLock(&Adapter->NdisMiniportBlock.Lock, SpinOldIrql);
- NDIS_DbgPrint(MAX_TRACE, ("Queued a work item and returning\n"));
- return NDIS_STATUS_PENDING;
+ if(Adapter->NdisMiniportBlock.DriverHandle->MiniportCharacteristics.SendPacketsHandler)
+ {
+ if(Adapter->NdisMiniportBlock.Flags & NDIS_ATTRIBUTE_DESERIALIZE)
+ {
+ NDIS_DbgPrint(MAX_TRACE, ("Calling miniport's SendPackets handler\n"));
+ (*Adapter->NdisMiniportBlock.DriverHandle->MiniportCharacteristics.SendPacketsHandler)(
+ Adapter->NdisMiniportBlock.MiniportAdapterContext, &Packet, 1);
+ NdisStatus = NDIS_GET_PACKET_STATUS(Packet);
+ } else {
+ /* SendPackets is called at DISPATCH_LEVEL for all serialized miniports */
+ KeRaiseIrql(DISPATCH_LEVEL, &RaiseOldIrql);
+ {
+ NDIS_DbgPrint(MAX_TRACE, ("Calling miniport's SendPackets handler\n"));
+ (*Adapter->NdisMiniportBlock.DriverHandle->MiniportCharacteristics.SendPacketsHandler)(
+ Adapter->NdisMiniportBlock.MiniportAdapterContext, &Packet, 1);
+ }
+ KeLowerIrql(RaiseOldIrql);
+
+ NdisStatus = NDIS_GET_PACKET_STATUS(Packet);
+ if( NdisStatus == NDIS_STATUS_RESOURCES ) {
+ KeAcquireSpinLock(&Adapter->NdisMiniportBlock.Lock, &SpinOldIrql);
+ MiniQueueWorkItem(Adapter, NdisWorkItemSend, Packet);
+ KeReleaseSpinLock(&Adapter->NdisMiniportBlock.Lock, SpinOldIrql);
+ NdisStatus = NDIS_STATUS_PENDING;
+ }
+ }
+
+ return NdisStatus;
+ } else {
+ if(Adapter->NdisMiniportBlock.Flags & NDIS_ATTRIBUTE_DESERIALIZE)
+ {
+ NDIS_DbgPrint(MAX_TRACE, ("Calling miniport's Send handler\n"));
+ NdisStatus = (*Adapter->NdisMiniportBlock.DriverHandle->MiniportCharacteristics.SendHandler)(
+ Adapter->NdisMiniportBlock.MiniportAdapterContext, Packet, 0);
+ NDIS_DbgPrint(MAX_TRACE, ("back from miniport's send handler\n"));
+ } else {
+ /* Send is called at DISPATCH_LEVEL for all serialized miniports */
+ KeRaiseIrql(DISPATCH_LEVEL, &RaiseOldIrql);
+ NDIS_DbgPrint(MAX_TRACE, ("Calling miniport's Send handler\n"));
+ NdisStatus = (*Adapter->NdisMiniportBlock.DriverHandle->MiniportCharacteristics.SendHandler)(
+ Adapter->NdisMiniportBlock.MiniportAdapterContext, Packet, 0);
+ NDIS_DbgPrint(MAX_TRACE, ("back from miniport's send handler\n"));
+ KeLowerIrql(RaiseOldIrql);
+ if( NdisStatus == NDIS_STATUS_RESOURCES ) {
+ KeAcquireSpinLock(&Adapter->NdisMiniportBlock.Lock, &SpinOldIrql);
+ MiniQueueWorkItem(Adapter, NdisWorkItemSend, Packet);
+ KeReleaseSpinLock(&Adapter->NdisMiniportBlock.Lock, SpinOldIrql);
+ NdisStatus = NDIS_STATUS_PENDING;
+ }
+ }
+
+ return NdisStatus;
+ }
+ }
}
\f
/* Put protocol binding struct on global list */
ExInterlockedInsertTailList(&ProtocolListHead, &Protocol->ListEntry, &ProtocolListLock);
}
-
- /*
else if(*Status != NDIS_STATUS_PENDING)
{
- // what to do here?
+ ExFreePool(Protocol);
+ ExFreePool(KeyInformation);
+ *NdisProtocolHandle = NULL;
+ return;
}
- */
}
ExFreePool(KeyInformation);