Re: [gentoo-user] Still haveing problems with audio and guvcview

[Mick <michaelkintzios@gmail.com>]

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On Sunday 05 Jun 2011 18:03:33 meino.cramer@gmx.de wrote:
> Mick <michaelkintzios@gmail.com> [11-06-05 19:00]:
> > On Sunday 05 Jun 2011 13:53:49 meino.cramer@gmx.de wrote:
> > > this is becoming interesting beyond the goal of solving the problem as
> > > such more and more ;)
> > > 
> > > Is there a way to get the default settings of the listed parameters
> > > above when the module is loading without giving any additional params
> > > on the command line?
> > 
> > Yes.  They ought to show in dmesg when the module is loaded and the
> > device probed.  Sometimes they also show if you run modprobe with -v and
> > the debug module parameter is switched to verbose (only some modules
> > have this parameter).
> > 
> > They also show conveniently under alsa-info (since we're talking here
> > about a sound module):
> > 
> > !!Module: snd_usb_audio
> > 
> >         async_unlink : Y
> >         device_setup : 0,0,0,0,0,0,0,0
> >         enable : Y,Y,Y,Y,Y,Y,Y,Y
> > 
> > (this is the array we were talking about and it is enabled)
> > 
> >         id : (null),(null),(null),(null),(null),(null),(null),(null)
> >         ignore_ctl_error : N
> > 
> > (this is the ignore ctl error and is not ignored, so you could switch
> > this to yes and see if it makes a difference)
> > 
> >         index : -1,-1,-1,-1,-1,-1,-1,-1
> >         nrpacks : 8
> >         pid : -1,-1,-1,-1,-1,-1,-1,-1
> >         vid : -1,-1,-1,-1,-1,-1,-1,-1
> > > 
> > > If yes, I could exclude that default setting from the list of possible
> > > working setups and additionally -- may be -- I get a hint, what to
> > > twiddle first....
> > 
> > Ideally, you should not need to tweak anything to be honest.  This
> > mechanism is to tune some modules in case there are conflicts between
> > devices, or you want to switch on a hardware functionality which may be
> > switched off by default (e.g. QoS, debugging, etc).
> 
> Hi Mick,
> 
> thank you very much for your explanations! I have learned many things I
> didn't know before ... :)
> 
> Hopefully I will get back audio on my cam soon.
> 
> Have a nice week!

You're welcome.  Sorry we couldn't get you going.  I suggest to get in touch 
with the alsa devs who will be able to hopefully fix what's not working with 
the driver or the configuration.

-- 
Regards,
Mick

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