You have been subscribed to a public bug: Touchpad does not work at all with default install of Ubuntu. Adding the option "acpi=off" to kernel fixes the problem, but breaks several other things.
Checking that the touchpad is available and enabled in GPointing and System > Preferences > Mouse settings. Everything looks normal Tried out synclient while interacting with touchpad. No response: root@snagglepuss:~# synclient -m 100 time x y z f w l r u d m multi gl gm gr gdx gdy 0.000 0 0 0 0 0 0 0 0 0 0 00000000 Also tried: gconftool-2 --set --type boolean /desktop/gnome/peripherals/touchpad/touchpad_enabled true + adding SHMConfig options to /usr/share/X11/xorg.conf.d/50-synaptics.conf + installing synaptics-dkms from the utouch ppa + installing hid-multitouch-dkms from the utouch ppa + Tried everything on https://help.ubuntu.com/community/SynapticsTouchpad + modifying the module params: sudo -i echo options psmouse proto=exps > /etc/modprobe.d/psmouse.conf Tried the following kernel params: i8042.nomux=1 i8042.reset pci=noacpi pnpacpi=off noapic nolapic Additional information: Thread discussing problem: http://ubuntuforums.org/showthread.php?p=10921294 dmesg occasionally reports the following when using the touchpad: psmouse.c bad data from KBC - timeout output of `grep -im 1 touchpad /var/log/kern.log`: ay 29 21:13:09 snagglepuss kernel: [ 21.339726] Synaptics Touchpad, model: 1, fw: 7.5, id: 0x1e0b1, caps: 0xd00073/0x240000/0xa0400 output of `grep -i touchpad /var/log/Xorg.0.log`: [ 15.191] (II) config/udev: Adding input device SynPS/2 Synaptics TouchPad (/dev/input/event13) [ 15.191] (**) SynPS/2 Synaptics TouchPad: Applying InputClass "evdev touchpad catchall" [ 15.191] (**) SynPS/2 Synaptics TouchPad: Applying InputClass "touchpad catchall" [ 15.192] (II) Using input driver 'synaptics' for 'SynPS/2 Synaptics TouchPad' [ 15.192] (**) SynPS/2 Synaptics TouchPad: always reports core events [ 15.332] (--) SynPS/2 Synaptics TouchPad: x-axis range 1472 - 5776 [ 15.332] (--) SynPS/2 Synaptics TouchPad: y-axis range 1408 - 5012 [ 15.332] (--) SynPS/2 Synaptics TouchPad: pressure range 0 - 255 [ 15.332] (--) SynPS/2 Synaptics TouchPad: finger width range 0 - 15 [ 15.332] (--) SynPS/2 Synaptics TouchPad: buttons: left right double triple [ 15.464] (--) SynPS/2 Synaptics TouchPad: touchpad found [ 15.464] (**) SynPS/2 Synaptics TouchPad: always reports core events [ 15.496] (II) XINPUT: Adding extended input device "SynPS/2 Synaptics TouchPad" (type: TOUCHPAD) [ 15.496] (**) SynPS/2 Synaptics TouchPad: (accel) MinSpeed is now constant deceleration 2.5 [ 15.496] (**) SynPS/2 Synaptics TouchPad: MaxSpeed is now 1.75 [ 15.496] (**) SynPS/2 Synaptics TouchPad: AccelFactor is now 0.036 [ 15.496] (**) SynPS/2 Synaptics TouchPad: (accel) keeping acceleration scheme 1 [ 15.496] (**) SynPS/2 Synaptics TouchPad: (accel) acceleration profile 1 [ 15.496] (**) SynPS/2 Synaptics TouchPad: (accel) acceleration factor: 2.000 [ 15.496] (**) SynPS/2 Synaptics TouchPad: (accel) acceleration threshold: 4 [ 15.548] (--) SynPS/2 Synaptics TouchPad: touchpad found [ 15.548] (II) config/udev: Adding input device SynPS/2 Synaptics TouchPad (/dev/input/mouse1) output of `grep -iA 3 'module synaptics' /var/log/Xorg.0.log`: [ 15.192] (II) Module synaptics: vendor="X.Org Foundation" [ 15.192] compiled for 1.10.1, module version = 1.3.99 [ 15.192] Module class: X.Org XInput Driver [ 15.192] ABI class: X.Org XInput driver, version 12.3 ** Affects: xserver-xorg-input-synaptics (Ubuntu) Importance: Undecided Status: Incomplete ** Tags: apport-collected natty staging -- Synaptics 7.5 Touchpad doesn't work on Ubuntu 11.04 with HP dv4-3011 https://bugs.launchpad.net/bugs/796469 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-input-synaptics in Ubuntu. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
