On Tue, Oct 31, 2023 at 2:02 PM Vincent Lefevre <vinc...@vinc17.net> wrote: > > I have a new laptop. An issue I have is that the touchpad buttons > often stop working for several seconds (under X11). > > This is visible even with evtest: when I click on any of the soft > buttons, I normally get an event like > > Event: time 1698773368.142943, type 1 (EV_KEY), code 272 (BTN_LEFT), value 0 > > But when the problem occurs, I do not get such an event. > > Any idea to fix this? > > The device is: VEN_04F3:00 04F3:311C > > $ xinput list-props 13 > Device 'VEN_04F3:00 04F3:311C Touchpad': > Device Enabled (190): 1 > Coordinate Transformation Matrix (192): 1.000000, 0.000000, 0.000000, > 0.000000, 1.000000, 0.000000, 0.000000, 0.000000, 1.000000 > libinput Tapping Enabled (353): 0 > libinput Tapping Enabled Default (354): 0 > libinput Tapping Drag Enabled (355): 1 > libinput Tapping Drag Enabled Default (356): 1 > libinput Tapping Drag Lock Enabled (357): 0 > libinput Tapping Drag Lock Enabled Default (358): 0 > libinput Tapping Button Mapping Enabled (359): 1, 0 > libinput Tapping Button Mapping Default (360): 1, 0 > libinput Natural Scrolling Enabled (332): 0 > libinput Natural Scrolling Enabled Default (333): 0 > libinput Disable While Typing Enabled (361): 1 > libinput Disable While Typing Enabled Default (362): 1 > libinput Scroll Methods Available (334): 1, 1, 0 > libinput Scroll Method Enabled (335): 1, 0, 0 > libinput Scroll Method Enabled Default (336): 1, 0, 0 > libinput Click Methods Available (363): 1, 1 > libinput Click Method Enabled (364): 1, 0 > libinput Click Method Enabled Default (365): 1, 0 > libinput Middle Emulation Enabled (366): 0 > libinput Middle Emulation Enabled Default (367): 0 > libinput Accel Speed (341): 0.000000 > libinput Accel Speed Default (342): 0.000000 > libinput Accel Profiles Available (343): 1, 1 > libinput Accel Profile Enabled (344): 1, 0 > libinput Accel Profile Enabled Default (345): 1, 0 > libinput Left Handed Enabled (346): 0 > libinput Left Handed Enabled Default (347): 0 > libinput Send Events Modes Available (313): 1, 1 > libinput Send Events Mode Enabled (314): 0, 0 > libinput Send Events Mode Enabled Default (315): 0, 0 > Device Node (316): "/dev/input/event14" > Device Product ID (317): 1267, 12572 > libinput Drag Lock Buttons (348): <no items> > libinput Horizontal Scroll Enabled (349): 1 > libinput Scrolling Pixel Distance (350): 15 > libinput Scrolling Pixel Distance Default (351): 15 > libinput High Resolution Wheel Scroll Enabled (352): 1 > > The X input drivers: > > $ dpkg -l | grep xserver-xorg-input > ii xserver-xorg-input-all 1:7.7+23 > amd64 X.Org X server -- input driver metapackage > ii xserver-xorg-input-libinput 1.2.1-1+b1 > amd64 X.Org X server -- libinput input driver > ii xserver-xorg-input-wacom 1.1.0-1 > amd64 X.Org X server -- Wacom input driver
I believe there's a libinput-record that you can use to record events. Later you can inspect the events and play them back. Also see <https://manpages.debian.org/testing/libinput-tools/libinput-record.1.en.html>. Jeff
