On Thu, Sep 22, 2011 at 4:05 PM, Sean M. Pappalardo - D.J. Pegasus <spappalardo@xxxxxxxxx> wrote: > Hello again. > > On 09/22/2011 03:59 PM, Daniel Mack wrote: >> >> Can you send the output of "lsusb -v"? > > Sure, here you go. The last line is a lie...the device draws power only from > the USB bus. And there are more lies in the descriptor set, as it references a baSourceID "2" which is not defined. So the driver is perfectly right which its complaint. You can probably hack your way around this with something like the following patch. diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c index cdd19d7..ca17a35 100644 --- a/sound/usb/mixer.c +++ b/sound/usb/mixer.c @@ -1876,6 +1876,9 @@ static int parse_audio_unit(struct mixer_build *state, int unitid) if (test_and_set_bit(unitid, state->unitbitmap)) return 0; /* the unit already visited */ + if (state->chip->usb_id == USB_ID(0x200c, 0x1018) && unitid == 2) + return 0; + p1 = find_audio_control_unit(state, unitid); if (!p1) { snd_printk(KERN_ERR "usbaudio: unit %d not found!\n", unitid); ------------------------------------------------------------------------------ All the data continuously generated in your IT infrastructure contains a definitive record of customers, application performance, security threats, fraudulent activity and more. Splunk takes this data and makes sense of it. Business sense. IT sense. Common sense. http://p.sf.net/sfu/splunk-d2dcopy1 _______________________________________________ Alsa-user mailing list Alsa-user@xxxxxxxxxxxxxxxxxxxxx https://lists.sourceforge.net/lists/listinfo/alsa-user