Hardware Dev Center

WdfChildListUpdateAllChildDescriptionsAsPresent method

[Applies to KMDF only]

The WdfChildListUpdateAllChildDescriptionsAsPresent method informs the framework that all of the child devices in a specified child list are plugged in and available.

Syntax


VOID WdfChildListUpdateAllChildDescriptionsAsPresent(
  [in] WDFCHILDLIST ChildList
);

Parameters

ChildList [in]

A handle to a child list object.

Return value

None.

A system bug check occurs if the driver supplies an invalid object handle.

Remarks

The WdfChildListUpdateAllChildDescriptionsAsPresent method is available in version 1.0 and later versions of KMDF.

For more information about child lists, see Dynamic Enumeration.

Examples

The following code example informs the framework that all of the devices that a device list represents are plugged in and available.


WdfChildListUpdateAllChildDescriptionsAsPresent(DeviceList);

Requirements

Target platform

Universal

Minimum KMDF version

1.0

Header

Wdfchildlist.h (include Wdf.h)

Library

Wdf01000.sys (see Framework Library Versioning.)

IRQL

<= DISPATCH_LEVEL

DDI compliance rules

DriverCreate, KmdfIrql, KmdfIrql2

 

 

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