[wdmaudiodev] Re: audio device not showing up (except when manually loaded)

  • From: Tim Roberts <timr@xxxxxxxxx>
  • To: wdmaudiodev@xxxxxxxxxxxxx
  • Date: Wed, 16 Sep 2009 09:51:50 -0700

Tim Newsham wrote:
> This one has me baffled.  I have an audio driver loosely based on
> msvad.  If I load it from devcon manually I can select it as a
> "speaker" in windows media player.  Recently I wrote a bus driver to
> control its loading and unloading and it is loading the driver.
>  However after loading, it doesnt show up in the speaker selection in
> windows media player.  The device properties in dev manager look
> almost identical to the manual-load.  Devnode Flags says it is loaded
> and started.  The biggest difference I notice is that Power State
> Mappings has s1 through s5 mapped to unspecified rather than to D3 (I
> think).
> Any idea what I could be doing wrong here?

Is this with your "one driver" solution?  Are you forwarding the
dispatches on to port class?

Tim Roberts, timr@xxxxxxxxx
Providenza & Boekelheide, Inc.


WDMAUDIODEV addresses:
Post message: mailto:wdmaudiodev@xxxxxxxxxxxxx
Subscribe:    mailto:wdmaudiodev-request@xxxxxxxxxxxxx?subject=subscribe
Unsubscribe:  mailto:wdmaudiodev-request@xxxxxxxxxxxxx?subject=unsubscribe
Moderator:    mailto:wdmaudiodev-moderators@xxxxxxxxxxxxx


Other related posts: