Hi Wolfgang,
On Friday 25 July 2008, Wolfgang Rosenauer wrote:
> Hi,
>
> it seems that issues with that webcam are widespread but still I lost
> overview completely by searching for solutions so I'm having to ask here.
>
> I'm using openSUSE 10.3 x86_64 with kernel 2.6.22.18 and latest uvcvideo
> module r238 (tried older ones before but still the same issue).
>
> I get the following when connecting the device:
> usb 4-2.1.4: new high speed USB device using ehci_hcd and address 13
> usb 4-2.1.4: new device found, idVendor=046d, idProduct=0990
> usb 4-2.1.4: new device strings: Mfr=0, Product=0, SerialNumber=2
> usb 4-2.1.4: SerialNumber: 5F8F2EE5
> usb 4-2.1.4: configuration #1 chosen from 1 choice
> Linux video capture interface: v2.00
> uvcvideo: Found UVC 1.00 device <unnamed> (046d:0990)
> input: UVC Camera (046d:0990) as /class/input/input8
> usbcore: registered new interface driver uvcvideo
> USB Video Class driver (SVN r238)
>
> Looks good IMHO, but then my problems start:
> Using Ekiga sometimes works and sometimes not but even when it seems to
> work I get the following messages:
> uvcvideo: Failed to query (135) UVC control 2 (unit 2) : -110 (exp. 2).
> uvcvideo: Failed to query (135) UVC control 7 (unit 2) : -110 (exp. 2).
> uvcvideo: Failed to query (135) UVC control 3 (unit 2) : -110 (exp. 2).
>
> But even worse is Skype's behaviour (2.0.0.72):
> configuring the device and clicking "Test" crashes Skype immediately and
> I get the following:
> dmesg:
> compat_ioctl32: v4l2 ioctl VIDIOC_S_PARM, dir=rw (0xc0cc5616)
> ioctl32(skype:2236): Unknown cmd fd(18) cmd(c0cc5616){t:'V';sz:204}
> arg(f6145e30) on /dev/video0
>
> Skype:
> Skype V4L2: Failed to change capture framerate (15)
> Skype V4L2: Failed to mmap camera buffers
> Abgebrochen
>
> Trying Ekiga afterwards freezes Ekiga completely but no kernel messages
> and the cam indicates that it is recording but ekiga is just hanging
> with no picture.
>
> Any hints on my issues?
Please check the Logitech UVC devices list on
http://www.quickcamteam.net/hcl/linux/logitech-webcams to identify your QC
Pro 9000 revision. The July 2008 revision has known hardware issues.
Best regards,
Laurent Pinchart
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