Pilot6,
undfined@undfined-VPCEH3F1R:~$ uname -r
3.16.0-44-generic
undfined@undfined-VPCEH3F1R:~$ xinput
⎡ Virtual core pointer id=2 [master pointer (3)]
⎜ ↳ Virtual core XTEST pointer id=4 [slave pointer (2)]
⎜ ↳ AlpsPS/2 ALPS DualPoint TouchPad id=12 [slave pointer (2)]
⎜ ↳ DualPoint Stick id=13 [slave pointer (2)]
⎣ Virtual core keyboard id=3 [master keyboard (2)]
↳ Virtual core XTEST keyboard id=5 [slave keyboard (3)]
↳ Power Button id=6 [slave keyboard (3)]
↳ Video Bus id=7 [slave keyboard (3)]
↳ Sony Vaio Keys id=8 [slave keyboard (3)]
↳ Power Button id=9 [slave keyboard (3)]
↳ Sony Visual Communication Camer id=10 [slave keyboard (3)]
↳ AT Translated Set 2 keyboard id=11 [slave keyboard (3)]
undfined@undfined-VPCEH3F1R:~$ dmesg | grep pnp
[ 0.187575] pnp: PnP ACPI init
[ 0.187769] pnp 00:01: Plug and Play ACPI device, IDs PNP0b00 (active)
[ 0.187848] pnp 00:03: Plug and Play ACPI device, IDs PNP0303 (active)
[ 0.187879] pnp 00:04: Plug and Play ACPI device, IDs PNP0f13 (active)
[ 0.188482] pnp: PnP ACPI: found 7 devices