IPortWMIRegistration interface is provided in Windows 7 and later versions of Windows. This interface allows the miniport driver to coordinate Event Tracing for Windows (ETW) registration between PortCls and the miniport driver.
ETW provides a mechanism to trace and log events that are raised by user-mode applications and kernel-mode drivers. For more information about ETW, see Event Tracing for Windows and Improve Debugging And Performance Tuning With ETW.
IPortWMIRegistration interface inherits from IUnkown and also supports the following methods: