[PlanetCCRMA] SIIG-USB SoundWave 7.1 Pro

[Fernando Lopez-Lezcano]

On Tue, 2007-08-28 at 14:59 -0400, John Dey wrote:
> Hi,
> 
> I have the above listed usb soundcard.  (See a partial lsmod and
> lsusb dump listed below.) The soundcard produces stereo output. 
> Currently the
> Connect tab in the qjackctl window shows playback_1 and
> playback_2.  The Setup tab shows output channels at 0.  How do I
> configure so that qjackctl shows all eight playback_? channels.
> When I set output channels to other than 0 jack will not start.
> Any ideas would be appreciated?  Thanks.

Jack will automatically use as many channels as the underlying ALSA
driver does, so changing "output channels" will not help. 

What does:
  cat /proc/asound/cards
and
  cat /proc/asound/devices
show?

-- Fernando



> [robo6 at localhost ~]$ /sbin/lsusb
> ...
> Bus 001 Device 004: ID 0d8c:000c C-Media Electronics, Inc. Audio Adapter
> 
> [robo6 at localhost ~]$ /sbin/lsmod | grep usb
> snd_usb_audio          83072  3
> snd_pcm                     80900  4 
> snd_hda_intel,snd_hda_codec,snd_pcm_oss,
>                                        snd_usb_audio
> snd_usb_lib               20608  1 snd_usb_audio
> snd_rawmidi              28160  1 snd_usb_lib
> hci_usb                       21916  2
> bluetooth                    61668  8 hidp,rfcomm,l2cap,hci_usb
> snd_hwdep               13572  1 snd_usb_audio
> snd                              57604  16 
> snd_hda_intel,snd_hda_codec,snd_seq_oss,
>                                       
> snd_seq,snd_pcm_oss,snd_mixer_oss,snd_usb_audio,
>                                       
> snd_pcm,snd_rawmidi,snd_seq_device,snd_hwdep,snd_timer