-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 02.12.2011 09:22, Alexey Fisher wrote: > Hi, > > becouse of this part i assume it is most likely controller driver > issue: > >> Dec 1 15:55:24 ossietzky kernel: [ 355.610354] ehci_hcd > 0000:00:12.2: force halt; handshake ffffc90000326424 00004000 > 00000000 -> -110 >> Dec 1 15:55:24 ossietzky kernel: [ 355.610366] ehci_hcd > 0000:00:12.2: HC died; cleaning up > > there is nothing we can do about it. But before you go to maeling > list of usb developers, try to do fallowing: - check if it is > regression, try older kernel. i do not know how about you > distribution but for example here you will find some precompiled > kernels: http://kernel.ubuntu.com/~kernel-ppa/mainline/ > > - if it is regression should learn how to compile kernel by your > self and do "git bisect". So if you will be able to provide exact > patch of regression, you bug will be fixed really soon. > > - you need to know, devs are not magics, no body can make better > diagnostic of your computer then you. > > - and try to disable usb aoutosuspend, may be the problem is not > really hard :) > > sudo sh -c "echo -1 > /sys/module/usbcore/parameters/autosuspend" > > or may be this: > > sudo sh -c "echo -1 > > /sys/module/usbcore/parameters/old_scheme_first"
correction: sudo sh -c "echo Y > /sys/module/usbcore/parameters/old_scheme_first" - -- Regards, Alexey -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iEYEARECAAYFAk7YivQACgkQw8E0jNwoJm9YQACfXXEh3SsYmP3UFJDwKt7upi58 B3cAn1axCOSoXBYe7zK2HADJSYCgIite =ZL7u -----END PGP SIGNATURE----- _______________________________________________ Linux-uvc-devel mailing list Linux-uvc-devel@lists.berlios.de https://lists.berlios.de/mailman/listinfo/linux-uvc-devel
