VideoPortGetAssociatedDeviceID
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VideoPortGetAssociatedDeviceID function

The VideoPortGetAssociatedDeviceID function obtains the child ID for a specified device object.

Syntax


ULONG VideoPortGetAssociatedDeviceID(
  _In_ PVOID DeviceObject
);

Parameters

DeviceObject [in]

Pointer to the child device object, a PDO.

Return value

VideoPortGetAssociatedDeviceID returns the child ID for the given device object.

Remarks

VideoPortGetAssociatedDeviceID can be used to obtain the child ID for a child device object. For example, this is useful with I2C. See Using I2C to Communicate with a Child Device for more information.

Requirements

Target platform

Version

Available in Windows XP and later versions of the Windows operating systems.

Header

Video.h (include Video.h)

Library

Videoprt.lib

DLL

Videoprt.sys

IRQL

PASSIVE_LEVEL

 

 

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