NdisMDeregisterDmaChannel (NDIS 5.1) function
Note NDIS 5. x has been deprecated and is superseded by NDIS 6. x. For new NDIS driver development, see Network Drivers Starting with Windows Vista. For information about porting NDIS 5. x drivers to NDIS 6. x, see Porting NDIS 5.x Drivers to NDIS 6.0.
NdisMDeregisterDmaChannel releases a miniport driver's claim on a DMA channel for its NIC.
- MiniportDmaHandle [in]
Specifies the handle returned by NdisMRegisterDmaChannel.
The caller should consider MiniportDmaHandle invalid as soon as it is passed to NdisMDeregisterDmaChannel. This function releases the NIC's claim on the DMA channel in the registry.