Hello, On Mon, Mar 18, 2019 at 11:27:41AM +0100, Alois Schlögl wrote: > > Source: linux > Severity: normal > > Dear Maintainer, > > On a Lenovo L480 laptop, I've upgraded Debian from 9 (stretch) to 10 > (testing). > After the upgrade, the touchpad and the trackpoint was not usable > anymore. > > > This already has some bug report here, > https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1803600 > > As a workaround, one can run the command, > sudo sh -c 'echo -n "elantech"> > /sys/bus/serio/devices/serio1/protocol' > in order to use the touchpad. However, on a GUI Interface and without > an external mouse, it's impossible to apply this workaround > (switching to the terminal <CTRL>-<ALT>F1, login, and run the command > above might work) > > I expect to be able to use the touchpad just out of the box, not needing > to run the above workaround >
Could you : - Test with the last kernel uploaded to unstable (4.19.0-4:4.19.28) and confirm or not is the problem still exists ? - According to the bug on launchpad and to the fix pushed upstream, the fix seems to be an hardware quirks, could you give me the output of the following command : $ /sys/bus/serio/devices/serio1/firmware_id Thanks, Regards, Romain > > -- System Information: > Debian Release: buster/sid > APT prefers testing > APT policy: (990, 'testing'), (500, 'stable') > Architecture: amd64 (x86_64) > > Kernel: Linux 4.19.0-2-amd64 (SMP w/8 CPU cores) > Kernel taint flags: TAINT_WARN, TAINT_OOT_MODULE, TAINT_UNSIGNED_MODULE > Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), > LANGUAGE=en_US:en (charmap=UTF-8) > Shell: /bin/sh linked to /bin/dash > Init: systemd (via /run/systemd/system) > LSM: AppArmor: enabled
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