VideoPortPutDmaAdapter function
The VideoPortPutDmaAdapter function frees a VP_DMA_ADAPTER structure that was previously allocated by a call to VideoPortGetDmaAdapter.
Syntax
VOID VideoPortPutDmaAdapter( _In_ PVOID HwDeviceExtension, _In_ PVP_DMA_ADAPTER VpDmaAdapter );
Parameters
- HwDeviceExtension [in]
-
Pointer to the miniport driver's device extension.
- VpDmaAdapter [in]
-
Pointer to the VP_DMA_ADAPTER structure that represents the bus-master adapter.
Return value
None
Remarks
A miniport driver should call this function only if it will not use the same VP_DMA_ADAPTER structure again.
Requirements
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Version | Available in Windows XP and later versions of the Windows operating systems. |
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Header |
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Library |
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IRQL | PASSIVE_LEVEL |
See also
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Build date: 11/29/2012
