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DXGKDDI_UNMAPCPUHOSTAPERTURE callback function (d3dkmddi.h)

  • Article

DxgkDdiUnmapCpuHostAperture is used to unmap a previously mapped range of the CPU host aperture.

Syntax

DXGKDDI_UNMAPCPUHOSTAPERTURE DxgkddiUnmapcpuhostaperture;

NTSTATUS DxgkddiUnmapcpuhostaperture(
  IN_CONST_HANDLE hAdapter,
  IN_CONST_PDXGKARG_UNMAPCPUHOSTAPERTURE pArgs
)
{...}

Parameters

hAdapter

A handle to the display adapter.

pArgs

A DXGKARG_UNMAPCPUHOSTAPERTURE structure that describes the operation.

Return value

Returns STATUS_SUCCESS if it succeeds. Otherwise, it returns one of the error codes defined in Ntstatus.h.

Requirements

Requirement Value
Minimum supported client Windows 10
Minimum supported server Windows Server 2016
Target Platform Desktop
Header d3dkmddi.h (include D3dkmddi.h)

See also

DXGKARG_UNMAPCPUHOSTAPERTURE