// wdm.h
PGET_DMA_DOMAIN PgetDmaDomain;
HANDLE PgetDmaDomain(
[in] PDMA_ADAPTER DmaAdapter
)
{...}
View the official Windows Driver Kit DDI referenceNo description available.
The PGET_DMA_DOMAIN callback function gets the handle to the DMA domain.
DmaAdapter: [in]A pointer to a DMA_ADAPTER structure. This structure is the adapter object that represents the driver's bus-master DMA device or system DMA channel. The caller obtained this pointer from a previous call to the IoGetDmaAdapter routine.
Returns the HANDLE to the DMA domain.