Re: VIA USB Controller - (Wrong ID) ??

[Jesper Juhl]

On 8/21/05, Vojtech Pavlik <vojtech@xxxxxxx> wrote:
> On Sat, Aug 20, 2005 at 02:11:19AM +0200, Eric Piel wrote:
> > Hello,
> >
> > 19.08.2005 20:53, Jesper Juhl wrote/a écrit:
> > >I've just noticed that my USB controller(s) show up as having "Wrong
> > >ID" and now I'm wondering what exactely that means and what I can do
> > >about it  (kernel 2.6.13-rc6-mm1 in case it matters).
> > >
> > >Is it a wrong PCI ID? If so, how's the controller recognized at all?
> > >
> > >I stopped by http://pci-ids.ucw.cz/iii// which had an entry saying :
> > >
> > >0925 VIA Technologies, Inc. (Wrong ID)
> > >     Wrong ID used in subsystem ID of VIA USB controllers.
> > >
> > I've never heard of this before. However, cheking the list shows that
> > every vendor which has a "Wrong ID" entry also a normal one. So my guess
> > is that "wrong ID" means that somewhere in the process of putting the
> > PCI ID (during the design of the device) someone mistook which ID to
> > put. So this would mean that your device doesn't have the official ID of
> > VIA, but it uses an unofficial one (famous enough to be listed though).
> > Nothing to worry about.
> >
> > :
> > >00:04.3 USB Controller: VIA Technologies, Inc. VT6202 [USB 2.0
> > >controller] (rev 16) (prog-if 00 [UHCI])
> > >        Subsystem: VIA Technologies, Inc. (Wrong ID) USB Controller
> >
> > >
> > >Can anyone explain this to me?     The controllers are working just
> > >fine, so it's not too important, I'm just a currious nature :)
> >
> > Well, as I said before, it's just pure guess, but it's cool to invent
> > stories ;-)
> 
> It's a correct guess, though. They mixed up the vendor and device IDs in
> the subsystem ID of their USB controllers.
> 

Thank you for the explanation guys.

-- 
Jesper Juhl <jesper.juhl@xxxxxxxxx>
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