With latest BIOS (1.38)
BIOS Touchpad option ---> Advanced
$ xinput
⎡ Virtual core pointer id=2 [master pointer (3)]
⎜ ↳ Virtual core XTEST pointer id=4 [slave pointer (2)]
⎜ ↳ SYN1B7D:01 06CB:2991 UNKNOWN id=11 [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)]
↳ Power Button id=8 [slave keyboard (3)]
↳ Sleep Button id=9 [slave keyboard (3)]
↳ HD WebCam id=10 [slave keyboard (3)]
↳ AT Translated Set 2 keyboard id=12 [slave keyboard (3)]
↳ Acer WMI hotkeys id=13 [slave keyboard (3)]
$ dmesg | grep -E "(mouse|input)"
[ 1.165308] input: Power Button as
/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input0
[ 1.165406] input: Sleep Button as
/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0E:00/input/input1
[ 1.165515] input: Lid Switch as
/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0D:00/input/input2
[ 1.165642] input: Power Button as
/devices/LNXSYSTM:00/LNXPWRBN:00/input/input3
[ 1.212852] mousedev: PS/2 mouse device common for all mice
[ 1.235119] input: AT Translated Set 2 keyboard as
/devices/platform/i8042/serio0/input/input4
[ 14.618391] input: Acer WMI hotkeys as /devices/virtual/input/input5
[ 14.620170] input: Acer BMA150 accelerometer as /devices/virtual/input/input6
[ 14.668719] input: SYN1B7D:01 06CB:2991 UNKNOWN as
/devices/platform/80860F41:00/i2c-0/i2c-SYN1B7D:01/0018:06CB:2991.0001/input/input7
[ 14.669434] hid-multitouch 0018:06CB:2991.0001: input,hidraw0: <UNKNOWN> HID
v1.00 Mouse [SYN1B7D:01 06CB:2991] on
[ 14.817821] input: Video Bus as
/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:01/input/input9
[ 14.858526] sound hdaudioC0D0: inputs:
[ 14.914761] input: HD WebCam as
/devices/pci0000:00/0000:00:14.0/usb1/1-4/1-4:1.0/input/input10
[ 14.943288] input: HDA Intel PCH Headphone as
/devices/pci0000:00/0000:00:1b.0/sound/card0/input11
[ 14.943524] input: HDA Intel PCH HDMI/DP,pcm=3 as
/devices/pci0000:00/0000:00:1b.0/sound/card0/input12
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https://bugs.launchpad.net/bugs/1385937
Title:
[Acer Travelmate B115-M] Synaptic touchpad not correctly detected in
kernel 3.16 after upgrade to Ubuntu 14.10
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