Re: [LAU] Please help with audio interfaces that keep changing after reboot

Excerpts from david's message of 2010-05-09 01:33:42 +0200:
> aplay -l:
>
> **** List of PLAYBACK Hardware Devices ****
> card 0: I82801DBICH4 [Intel 82801DB-ICH4], device 0: Intel ICH [Intel
> 82801DB-ICH4]
> Subdevices: 1/1
> Subdevice #0: subdevice #0
> card 0: I82801DBICH4 [Intel 82801DB-ICH4], device 4: Intel ICH - IEC958
> [Intel 82801DB-ICH4 - IEC958]
> Subdevices: 1/1
> Subdevice #0: subdevice #0
> card 1: default [USB Audio CODEC ], device 0: USB Audio [USB Audio]
> Subdevices: 0/1
> Subdevice #0: subdevice #0
> card 3: Modem [Intel 82801DB-ICH4 Modem], device 0: Intel ICH - Modem
> [Intel 82801DB-ICH4 Modem - Modem]
> Subdevices: 1/1
> Subdevice #0: subdevice #0
>
> cat /proc/asound/cards
>
> 0 [I82801DBICH4 ]: ICH4 - Intel 82801DB-ICH4
> Intel 82801DB-ICH4 with ALC250 at irq 17
> 1 [default ]: USB-Audio - USB Audio CODEC
> Burr-Brown from TI USB Audio CODEC
> at usb-0000:00:1d.1-2, full s
> 2 [XMidi1X1 ]: USB-Audio - E-MU XMidi1X1
> E-MU Systems, Inc. E-MU XMidi1X1 at
> usb-0000:00:1d.7-3.4.4, full speed
> 3 [Modem ]: ICH-MODEM - Intel 82801DB-ICH4 Modem
> Intel 82801DB-ICH4 Modem at irq 17
>
> >> Then your card name is probably 'default' and QJackCtl should accept
> >> 'hw:default' then.
> >>
> >> Best,
> >>
> >> Jeremy
> >
> > I'd be careful with 'default'. Afaik 'default' is a special device in
> > alsa which has dmix automatically enabled and who knows what else. I'm
> > not sure this is true in jack context, I'd just be careful and rather
> > use a proper name. Also 'default' probably is another name for hw:0 plus
> > the aforementioned dmix.
>
> Ah, that explains why "default" in JACK is the Intel audio this morning.
>
Wow, you USB device really is called default. Quite bad. I must admit
that I'm surprised. I'd also try to use hw:default, which hopefully is
different from (default) in qjackctl, whatever that may be.

Really confusing..

-- 
Regards,
Philipp
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