// dispmprt.h

typedef struct _DXGKARG_WRITEVIRTUALFUNCTIONCONFIGBLOCK {
  PVOID Data;
  ULONG VirtualFunctionIndex;
  ULONG BlockId;
  ULONG Length;
} DXGKARG_WRITEVIRTUALFUNCTIONCONFIGBLOCK, *PDXGKARG_WRITEVIRTUALFUNCTIONCONFIGBLOCK;
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Windows Driver Kit DDI reference (ns-dispmprt-_dxgkarg_writevirtualfunctionconfigblock)

_DXGKARG_WRITEVIRTUALFUNCTIONCONFIGBLOCK structure

Description

Used to write a virtual function configuration block.

Members

`Data`

A buffer which will contain the data read from the Virtual Function’s configuration space.

`VirtualFunctionIndex`

Zero-based offset of the Virtual Function from the first VF exposed by this Physical Function.

`BlockId`

Number identifying the block to be written. This is defined by the provider of the Physical Function driver.

`Length`

The length in bytes.

DXGKARG_WRITEVIRTUALFUNCTIONCONFIGBLOCK - NtDoc