PFNREFERENCEDEVICEOBJECT callback function (swenum.h)

The driver can use this routine to increment the reference count of the PDO.

Syntax

PFNREFERENCEDEVICEOBJECT Pfnreferencedeviceobject;

VOID Pfnreferencedeviceobject(
  [in] PVOID Context
)
{...}

Parameters

[in] Context

Pointer to a device extension of the device's PDO.

Return value

None

Remarks

The driver can access this method through the ReferenceDeviceObject member of the BUS_INTERFACE_REFERENCE structure.

The device object remains active and enumerated until the reference count returns to 0.

Requirements