Hi Marcel,

On Tuesday 08 January 2008, Marcel van Beurden wrote:
> Hi,
>
> I decided to try a new version of the UVC driver with my Logitech
> Quickcam Fusion, revision 159 from SVN. Unfortunately this version does
> not work anymore. When I plug in my cam I get this:
>
> [ 5218.366509] usb 7-6: new high speed USB device using ehci_hcd and
> address 6
> [ 5218.675776] usb 7-6: configuration #1 chosen from 1 choice
> [ 5218.675962] uvcvideo: Found UVC 1.00 device <unnamed> (046d:08c1)
> [ 5219.674869] uvcvideo: Failed to query (135) UVC control 1 (unit 0) :
> -110 (exp. 26).
> [ 5220.674950] uvcvideo: Failed to query (129) UVC control 1 (unit 0) :
> -110 (exp. 26).
> [ 5220.674958] uvcvideo: Failed to initialize the device (-5).
> [ 5221.636108] 6:3:3: cannot set freq 16000 to ep 0x86
>
> Both aMSN and Skype don't detect my cam anymore. Anyone knows what is
> going on? I'm using Ubuntu 7.04, kernel 2.6.20-16 and the latest release
> of aMSN (0.97).

Looks like the dreaded Logitech firmware bug. Have you upgraded your kernel 
recently ? Even small modifications that could influence the USB timings 
might turn a working camera into an unusable device (or sometimes the other 
way around).

Best regards,

Laurent Pinchart
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