[wdmaudiodev] Re: Port Class Mini-ports

  • From: "bart@xxxxxxxxxxxxx" <bart@xxxxxxxxxxxxx>
  • To: wdmaudiodev@xxxxxxxxxxxxx
  • Date: Tue, 22 Apr 2003 11:09:17 +0200


> Actually, nothing prevents you from using Port Class with USB, Fire Wire,
> etc...You get audio data from the OS with the PCI MiniPort, and you can then
> send them on the USB for example. But the Port Class doesn't provide any
> service to do that! 
>
The largest problem I found is to handle the PNP IRP's as they are not
passed by PortCls to the miniport (whithout some indecent hacking anyway).
The same goes for DeviceIOCTL's.

Regards,
                Bart
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