Re: 2.6.39.2: alsa question: usb sound/card shows up asmixer1/audio1?

[Justin Piszcz]

On Fri, 22 Jul 2011, Clemens Ladisch wrote:

> Justin Piszcz wrote:
> > I bought two of these but they are actually different devices, on one host 
> > it works ok, on the other, I get this:
> > ...
> > $ cat /proc/asound/cards
> >   1 [Device         ]: USB-Audio - C-Media USB Audio Device
> >                        C-Media USB Audio Device at usb-0000:00:1d.7-2.4, full speed
> > 
> > On the working host:
> > $ cat /proc/asound/cards
> >   0 [Device         ]: USB-Audio - USB PnP Sound Device
> >                        C-Media Electronics Inc. USB PnP Sound Device at usb-0000:00:1d.7-2.4, full spe
> > 
> > Any clue why one is mapped to [1] and the other [0], where the one that is
> > [0] works properly and the [1] does not?
>
> Some distributions configure USB devices to not load at index 0 to
> prevent conflicts with the primary PCI sound card.  Have a look into
> /etc/modprobe.d/.
>
>
> Regards,
> Clemens

Hi,

That was it, thanks.

Justin.

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