Dualpoint middle button / Dell
libinput does not recognize dell latitude 5400s trackpoint. Acting like usb generic mouse and middle button scroll not works on wayland. It's works xorg after adding two optinal line. Also sometimes after four finger gestures(gnome switch workspace) touchpad pointer stuck until I press any key or move trackpoint.
/dev/input/event18: HDA Intel PCH HDMI/DP,pcm=10
/dev/input/event0: Lid Switch
/dev/input/event1: Power Button
/dev/input/event2: Sleep Button
/dev/input/event3: AT Translated Set 2 keyboard
/dev/input/event4: PS/2 Generic Mouse
/dev/input/event5: DELL08B8:00 0488:121F Mouse
/dev/input/event6: DELL08B8:00 0488:121F Touchpad
/dev/input/event7: DELL08B8:00 0488:121F UNKNOWN
/dev/input/event8: Video Bus
/dev/input/event9: Intel HID events
/dev/input/event10: Intel HID 5 button array
/dev/input/event11: PC Speaker
/dev/input/event12: Dell WMI hotkeys
/dev/input/event13: HDA Intel PCH Headphone Mic
/dev/input/event14: HDA Intel PCH HDMI/DP,pcm=3
/dev/input/event15: HDA Intel PCH HDMI/DP,pcm=7
/dev/input/event16: HDA Intel PCH HDMI/DP,pcm=8
/dev/input/event17: HDA Intel PCH HDMI/DP,pcm=9
Virtual core pointer id=2 [master pointer (3)]
⎜ ↳ Virtual core XTEST pointer id=4 [slave pointer (2)]
⎜ ↳ xwayland-pointer:16 id=6 [slave pointer (2)]
⎜ ↳ xwayland-relative-pointer:16 id=7 [slave pointer (2)]
⎣ Virtual core keyboard id=3 [master keyboard (2)]
↳ Virtual core XTEST keyboard id=5 [slave keyboard (3)]
↳ xwayland-keyboard:16 id=8 [slave keyboard (3)]