NdisCompleteBufferPhysicalMapping

VOID
   NdisCompleteBufferPhysicalMapping(
       IN NDIS_HANDLE NdisAdapterHandle,
       IN PNDIS_BUFFER Buffer,
       IN ULONG PhysicalMapRegister
       );

NdisCompleteBufferPhysicalMapping is called by the NIC driver to indicate to the operating system that a physical address mapping is no longer needed.

Parameters

NdisAdapterHandle

Identifies the handle that the NDIS interface library associates with the network interface card.

Buffer

Points to a buffer descriptor.

PhysicalMapRegister

Specifies the index of the map register used for the mapping.

Comments

This function releases map registers allocated with a preceding call to NdisStartBufferPhysicalMapping when a DMA transfer is complete.

Callers of NdisCompleteBufferPhysicalMapping run at IRQL <= DISPATCH_LEVEL.

See Also

NdisStartBufferPhysicalMapping