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KsGetBusEnumParentFDOFromChildPDO function (swenum.h)

  • Article

This function is intended for internal use only.

The KsGetBusEnumParentFDOFromChildPDO function retrieves the FDO of the parent of the given child PDO.

Syntax

KSDDKAPI NTSTATUS KsGetBusEnumParentFDOFromChildPDO(
  [in]  PDEVICE_OBJECT DeviceObject,
  [out] PDEVICE_OBJECT *FunctionalDeviceObject
);

Parameters

[in] DeviceObject

Pointer to the child's PDO.

[out] FunctionalDeviceObject

Pointer to the device object to receive the parent's FDO.

Return value

Returns STATUS_SUCCESS if successful, or STATUS_INVALID_PARAMETER if DeviceObject does not contain a device extension, or if the device extension specified in DeviceObject is not that of a PDO.

Requirements

Requirement Value
Target Platform Universal
Header swenum.h (include Swenum.h)
Library Ks.lib