WdfInterruptCreate can register interrupt, but how register hdmi interrupt in display only driver,
WDDM spec only tell the flow of calling DDIinterrputroutine, is there any dpi can register interrupt or
i misunderstood?
HDMI is connected to your graphics chip. It is the graphics chip that exposes the interrupt, probably through PCIExpress. The interrupt should be handed to you in your PnP START_DEVICE handler.