giovanni@giovanni:~$ lsusb
Bus 002 Device 005: ID 06f8:3002 Guillemot Corp.
Bus 002 Device 001: ID 0000:0000
Bus 001 Device 007: ID 045e:00db Microsoft Corp.
Bus 001 Device 005: ID 0d8c:000c C-Media Electronics, Inc. Audio Adapter
Bus 001 Device 001: ID 0000:0000
giovanni@giovanni:~$ dmesg | tail
[ 1073.471343] ohci_hcd 0000:00:0b.0: leak ed ffff810037fedbe0 (#85) state 2
[ 1205.281945] /home/giovanni/gspcav1-20071224/gspca_core.c: [spca5xx_set_light_freq:1932] Sensor currently not support light frequency banding filters.
[ 1205.281962] /home/giovanni/gspcav1-20071224/gspca_core.c: [gspca_set_isoc_ep:945] ISO EndPoint found 0x85 AlternateSet 8
[ 1205.341949] /home/giovanni/gspcav1-20071224/gspca_core.c: init isoc: usb_submit_urb(0) ret -28
[ 1205.341964] /home/giovanni/gspcav1-20071224/gspca_core.c: [gspca_set_isoc_ep:945] ISO EndPoint found 0x85 AlternateSet 7
[ 1205.345121] ohci_hcd 0000:00:0b.0: leak ed ffff810037fedc30 (#85) state 2
[ 2020.511911] usb 1-3: USB disconnect, address 6
[ 2028.439620] usb 2-2: new high speed USB device using ehci_hcd and address 5
[ 2028.573786] usb 2-2: configuration #1 chosen from 1 choice
[ 2028.575199] ALSA /usr/src/alsa/alsa-driver-1.0.16/usb/usbaudio.c

5:2:1: cannot get freq at ep 0x84
giovanni@giovanni:~$ ls -l /dev/vi*
ls: /dev/vi*: Nessun file o directory
giovanni@giovanni:~$ id
uid=1000(giovanni) gid=1000(giovanni) gruppi=4(adm),20(dialout),24(cdrom),25(floppy),29(audio),30(dip),44(video),46(plugdev),104(scanner),108(lpadmin),110(admin),115(netdev),117(powerdev),1000(giovanni)
giovanni@giovanni:~$
ecco il risultato

è possibile farla funzionare? o c vuole un miracolo?