Hi Stefan, On Sunday 11 January 2009, Stefan Jensen wrote: > Hi,... > > i have some trouble with ekiga 3.0.1 and my Logitech QuickCam Sphere. > The cam seems works fine with ekiga. But after at least one time > activating and deactivating the video playback in ekiga, the cam > stopped working. Most of the time, i can rmmod/modprobe uvcvideo to > get it back working, but sometimes this does not work, because the > module is busy. > > ekiga says "error accessing device ..." and the following errors > appears in my logs: > > ==> /var/log/messages <== > Jan 11 22:11:02 hurricane kernel: uvcvideo: Failed to set UVC probe > control : -32 (exp. 26). > > (repeated 7 times)
I'm afraid this is a bug in your webcam :-/ There's not much I can do about it. Various workarounds have been proposed so far (there are a few patches in the mailing list archive - google for "uvc reset patch") but none of them have been proved to work for a significant number of users without making the situation worse for others. > ==> .xsession-errors <== > libv4l2: error setting pixformat: Eingabe-/Ausgabefehler > > (repeated 4 times) > > What can i do to make it more stable? I won't hope this is a firmware > bug? Here are some additional and maybe useful info: > > $ lsusb | grep -i logitech > Bus 002 Device 002: ID 046d:0994 Logitech, Inc. QuickCam Orbit/Sphere AF > > $ modinfo uvcvideo > filename: > /lib/modules/2.6.27.9-159.fc10.x86_64/kernel/drivers/media/video/uvc/uvcvid >eo.ko version: v0.1.0 > license: GPL > description: USB Video Class driver > author: Laurent Pinchart <[email protected]> > srcversion: 8E73F7CA1CC00B4FE89A28F > [...] > vermagic: 2.6.27.9-159.fc10.x86_64 SMP mod_unload > parm: quirks:Forced device quirks (uint) > parm: trace:Trace level bitmask (uint) > > $ rpm -qa| grep v4l > libv4l-0.5.7-1.fc10.x86_64 > xorg-x11-drv-v4l-0.2.0-1.fc9.x86_64 > > $ rpm -qa| grep ekiga > ekiga-3.0.1-4.fc10.x86_64 Best regards, Laurent Pinchart _______________________________________________ Linux-uvc-devel mailing list [email protected] https://lists.berlios.de/mailman/listinfo/linux-uvc-devel
