Installing mtrack touchpad driver on Surface Book

mtrack_surface_book.md

Remove synaptics driver

sudo apt autoremove xserver-xorg-input-synaptics

Install mtrack dependencies

sudo apt build-dep xserver-xorg-input-mtrack

Clone mtrack source code

git clone https://github.com/p2rkw/xf86-input-mtrack.git

Build and install the source code

cd xf86-input-mtrack/
./configure --prefix=/usr --enable-debug-gestures
dpkg-buildpackage
sudo dpkg -i ../xserver-xorg-input-mtrack_0.4.0_amd64.deb

Create xorg configuration at /usr/share/X11/xorg.conf.d/52-surface.conf:

Section "InputClass"
        Identifier "Surface Book ClickPad for mtrack driver"
        MatchIsTouchpad "on"
        Driver "mtrack"
        Option "EdgeSize" "18"
        Option "Sensitivity" "0.6"
        Option "ButtonIntegrated" "true"
        Option "ScrollDistance" "25"
        Option "ScrollClickTime" "0"
        Option "ScrollSensitivity" "15"
        Option "ScrollSmooth" "true"
        Option "ScrollCoastDuration" "400.0"
        Option "ScrollCoastEnableSpeed" "0.2"
        Option "TapDragEnable" "false"
        Option "TapButton1" "0"
        Option "TapButton2" "0"
        Option "TapButton3" "0"
        Option "TapButton4" "0"
EndSection

run dpkg-buildpackage got：

dpkg-buildpackage: full upload; Debian-native package (full source is included)
signfile xserver-xorg-input-mtrack_0.4.1.dsc
gpg: “Paweł Turkowski p2rkw0@gmail.com”已跳过：没有秘匙
gpg: dpkg-sign.xhJIAUYM/xserver-xorg-input-mtrack_0.4.1.dsc: clearsign failed: 没有秘匙

dpkg-buildpackage: 错误: failed to sign .dsc and .changes file