Thinkpad x1 carbon

Trackpoint + extra mouse buttons + mousepad all work with this line in /etc/default/grub:

GRUB_CMDLINE_LINUX_DEFAULT="quiet splash psmouse.proto=bare"
sudo update-grud

However.. Mouse gestures don't work anymore with this setting.

Section "InputClass"
    Identifier "nathan touchpad catchall"
    MatchIsTouchpad "on"
    MatchDevicePath "/dev/input/event*"
    Driver "synaptics"

    # three fingers for the middle button
    Option "TapButton3" "2"
    # drag lock
    Option "LockedDrags" "1"
    # accurate tap-to-click!
    Option "FingerLow" "50"
    Option "FingerHigh" "55"

    # prevents too many intentional clicks
    Option "PalmDetect" "1 "

    # "natural" vertical and horizontal scrolling
    Option "VertTwoFingerScroll" "1"
    Option "VertScrollDelta" "-75"
    Option "HorizTwoFingerScroll" "1"
    Option "HorizScrollDelta" "-75"

    Option "MinSpeed" "1"
    Option "MaxSpeed" "1"

    Option "AccelerationProfile" "2"
    Option "ConstantDeceleration" "4"
EndSection