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Hi folks -

>Apr 20 11:16:29 fastcat kernel: usbaudio: no idea what's going on...,
>contact [EMAIL PROTECTED]

The mighty /var/log/messages - it which must be obeyed - has commanded me to 
join this list and tell you my problem.

I am very nearly a happy chappy.  My Creative Audigy2 NX is working really 
quite well with Alsa on 2.6.5 as rolled by Redhat on their current FC2 
development tree (currently their build 327).  There is one exception -- the 
kernel will not accept the device *until the PC is rebooted* if the device is 
in during Linux boot.

Although this has been going on for a while until today I figured that the 
BIOS on this Inspiron 5150 was responsible for messing the USB host 
controller up somehow if the Audigy was present at boot.  But no, the problem 
seems to be coming from Linux.  If I remove the device, reboot the machine, 
and add it back just as Linux begins its boot, the problem is present.

So what does the problem look like?  Here is the log:

Apr 20 11:16:28 fastcat kernel: usb 3-1: new full speed USB device using 
address 4
Apr 20 11:16:28 fastcat kernel: usbaudio: device 4 audiocontrol interface 0 
has 1 input and 1 output AudioStreaming interfaces
Apr 20 11:16:28 fastcat kernel: usbaudio: valid input sample rate 32000
Apr 20 11:16:28 fastcat kernel: usbaudio: device 4 interface 2 altsetting 1: 
format 0x80000010 sratelo 32000 sratehi 32000 attributes 0x00
Apr 20 11:16:28 fastcat kernel: usbaudio: device 4 interface 2 altsetting 2 
unsupported channels 2 framesize 3
Apr 20 11:16:28 fastcat kernel: usbaudio: valid input sample rate 44100
Apr 20 11:16:28 fastcat kernel: usbaudio: device 4 interface 2 altsetting 3: 
format 0x80000010 sratelo 44100 sratehi 44100 attributes 0x00
Apr 20 11:16:28 fastcat kernel: usbaudio: device 4 interface 2 altsetting 4 
unsupported channels 2 framesize 3
Apr 20 11:16:28 fastcat kernel: usbaudio: valid input sample rate 48000
Apr 20 11:16:28 fastcat kernel: usbaudio: device 4 interface 2 altsetting 5: 
format 0x80000010 sratelo 48000 sratehi 48000 attributes 0x00
Apr 20 11:16:28 fastcat kernel: usbaudio: device 4 interface 2 altsetting 6 
unsupported channels 2 framesize 3
Apr 20 11:16:28 fastcat kernel: usbaudio: valid input sample rate 96000
Apr 20 11:16:28 fastcat kernel: usbaudio: device 4 interface 2 altsetting 7: 
format 0x80000010 sratelo 96000 sratehi 96000 attributes 0x00
Apr 20 11:16:28 fastcat kernel: usbaudio: device 4 interface 2 altsetting 8 
unsupported channels 2 framesize 3
Apr 20 11:16:29 fastcat kernel: usbaudio: valid output sample rate 22050
Apr 20 11:16:29 fastcat kernel: usbaudio: device 4 interface 1 altsetting 1: 
format 0x80000010 sratelo 22050 sratehi 22050 attributes 0x00
Apr 20 11:16:29 fastcat kernel: usbaudio: device 4 interface 1 altsetting 2 
format not supported
Apr 20 11:16:29 fastcat kernel: usbaudio: device 4 interface 1 altsetting 3 
format not supported
Apr 20 11:16:29 fastcat kernel: usbaudio: valid output sample rate 48000
Apr 20 11:16:29 fastcat kernel: usbaudio: device 4 interface 1 altsetting 4: 
format 0x80000010 sratelo 48000 sratehi 48000 attributes 0x00
Apr 20 11:16:29 fastcat kernel: usbaudio: device 4 interface 1 altsetting 5 
unsupported channels 2 framesize 3
Apr 20 11:16:29 fastcat kernel: usbaudio: valid output sample rate 96000
Apr 20 11:16:29 fastcat kernel: usbaudio: device 4 interface 1 altsetting 6: 
format 0x80000010 sratelo 96000 sratehi 96000 attributes 0x00
Apr 20 11:16:29 fastcat kernel: usbaudio: device 4 interface 1 altsetting 7 
unsupported channels 2 framesize 3
Apr 20 11:16:29 fastcat kernel: usbaudio: device 4 interface 1 altsetting 8 
unsupported channels 4 framesize 2
Apr 20 11:16:29 fastcat kernel: usbaudio: device 4 interface 1 altsetting 9 
unsupported channels 4 framesize 2
Apr 20 11:16:29 fastcat kernel: usbaudio: device 4 interface 1 altsetting 10 
unsupported channels 4 framesize 3
Apr 20 11:16:29 fastcat kernel: usbaudio: device 4 interface 1 altsetting 11 
unsupported channels 6 framesize 2
Apr 20 11:16:29 fastcat kernel: usbaudio: device 4 interface 1 altsetting 12 
unsupported channels 6 framesize 2
Apr 20 11:16:29 fastcat kernel: usbaudio: device 4 interface 1 altsetting 13 
unsupported channels 6 framesize 3
Apr 20 11:16:29 fastcat kernel: usbaudio: device 4 interface 1 altsetting 14 
unsupported channels 8 framesize 2
Apr 20 11:16:29 fastcat kernel: usbaudio: device 4 interface 1 altsetting 15 
unsupported channels 8 framesize 2
Apr 20 11:16:29 fastcat kernel: usbaudio: registered dsp 14,3
Apr 20 11:16:29 fastcat kernel: usbaudio: warning: found 2 of 8 logical 
channels.
Apr 20 11:16:29 fastcat kernel: usbaudio: no idea what's going on..., contact 
[EMAIL PROTECTED]
Apr 20 11:16:29 fastcat kernel: usbaudio: feature unit 28: OSS mixer interface 
does not support more than 2 channels
Apr 20 11:16:29 fastcat kernel: usbaudio: registered mixer 14,0
Apr 20 11:16:29 fastcat kernel: usbaudio: warning: found 2 of 8 logical 
channels.
Apr 20 11:16:29 fastcat kernel: usbaudio: no idea what's going on..., contact 
[EMAIL PROTECTED]
Apr 20 11:16:29 fastcat kernel: usbaudio: mixer path revisits unit 18
Apr 20 11:16:29 fastcat kernel: usbaudio: selector unit 31: ignoring channel 2
Apr 20 11:16:29 fastcat kernel: usbaudio: registered mixer 14,16
Apr 20 11:16:29 fastcat kernel: usbaudio: warning: found 2 of 8 logical 
channels.
Apr 20 11:16:29 fastcat kernel: usbaudio: no idea what's going on..., contact 
[EMAIL PROTECTED]
Apr 20 11:16:29 fastcat kernel: usbaudio: mixer path revisits unit 1
Apr 20 11:16:29 fastcat kernel: usbaudio: selector unit 29: ignoring channel 2
Apr 20 11:16:29 fastcat kernel: usbaudio: mixer path revisits unit 4
Apr 20 11:16:29 fastcat kernel: usbaudio: selector unit 29: ignoring channel 3
Apr 20 11:16:29 fastcat kernel: usbaudio: registered mixer 14,32
Apr 20 11:16:29 fastcat kernel: usbaudio: mixer path revisits unit 4
Apr 20 11:16:29 fastcat kernel: usbaudio: feature unit 6 source has no 
channels
Apr 20 11:16:29 fastcat kernel: usbaudio: mixer path revisits unit 7
Apr 20 11:16:29 fastcat kernel: usbaudio: feature unit 8 source has no 
channels
Apr 20 11:16:29 fastcat kernel: usbaudio: feature unit 18 source has no 
channels
Apr 20 11:16:29 fastcat kernel: usbaudio: registered mixer 14,48

This same crapulence is generated no matter what I do to the Audigy, power it 
down, remove it, curse at it.... if it was in during Linux boot, that is all 
that happens and the device does not appear in /proc/asound/cards until the 
PC is rebooted.

If I hold off on inserting it until we are up in X, then the card comes up 
perfectly in Alsa and I can use it just fine.  The danger period for having 
it plugged in runs from powerup, through Linux boot, at least up until my 
initscripts bring up Postfix (which is quite late in the day).  The danger is 
past by the time X has changed video mode to start up, if I plug in then the 
device will be recognized fine for the rest of the session.

What is in the logs for a good connect?  None of the debug stuff above, just 
this.

Apr 20 11:43:14 fastcat kernel: usb 3-1: new full speed USB device using 
address 2
Apr 20 11:43:17 fastcat kernel: usbcore: registered new driver audio
Apr 20 11:43:17 fastcat kernel: drivers/usb/class/audio.c: v1.0.0:USB Audio 
Class driver

So long as the device was not plugged in during Linux boot, I can unplug it 
and replug it perfectly successfully.

If anyone has any ideas for getting more information, or advice, please fire 
away :-)

- -Andy

- --
Note: all HTML Email to me is filtered as spam
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