Re: [LAU] M-audio keyrig 49 not seen by QJackCtrl

From: Ken Restivo <ken@email-addr-hidden>
Date: Fri Jun 24 2011 - 11:03:17 EEST

On Fri, Jun 24, 2011 at 07:30:41AM +0200, fred wrote:
>
>
> Le 24/06/2011 02:50, Ken Restivo a écrit :
>> On Thu, Jun 23, 2011 at 08:35:07AM +0200, Clemens Ladisch wrote:
>>
>>> fred wrote:
>>>
>>>> Since update to Debian 6.0.1, everything from the stable repos, the usb
>>>> midi kbd don't work anymore.
>>>>
>>>
>>>> usb 4-1: new full speed USB device using uhci_hcd and address 2
>>>> usb 4-1: New USB device found, idVendor=0763, idProduct=019b
>>>> usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
>>>> usb 4-1: Product: KeyRig 49
>>>> usb 4-1: Manufacturer: M-Audio
>>>> usb 4-1: configuration #1 chosen from 1 choice
>>>> snd-usb-audio: probe of 4-1:1.0 failed with error -5
>>>> snd-usb-audio: probe of 4-1:1.1 failed with error -5
>>>>
>>> This is a driver bug. Which kernel versions do the old and the new
>>> Debian have? Try a newer kernel, if possible.
>>>
>>>
>> I have seen this behavior! Bad Squeeze, bad!
>>
>> Not with MIDI, but with a cellphone/USB. When I upgraded my daughter's ThinkPad fom Lemmy to Squeeze, she couldn't connect to her cellphone anymore.
>>
>> The solution was, IIRC, to turn off whatever autodetect crap they added, it was something that chose configurations from the many USB configurations available for devices that have several possible(i.e. a cellphone that could be MSC, or storage, or CDC modem, or TTY, or whatever). I literally renamed the binary to /usr/sbin/PISSOFF or some such thing, and everything started working again. Sorry I don't remember what the offending (and offensive!) binary was though.
>>
>> -ken
>>
>>
> Thanks for the feedback Ken !
>
> May I ask you to have a look in this repertory and give the size of the
> "PISSOFF or whatever name a deb maintainer never gives to file" ?
> All I have names usbsomething is _modeswitch and muxd, the last one
> usbmuxd seems to be concerned about phones w/STFW. Does it remind you ?

Modeswitch sounds familiar. But I did this months ago in a hurry, so sadly I don't remember really.

I will try to have a look at the machine tomorrow and get you and MD5 sum of the file if I can.

-ken
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Received on Fri Jun 24 12:15:02 2011

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