From: Nolan Provencher <provencher.nolan@gmail.com>
To: linux-input@vger.kernel.org
Subject: [BUG] Touch-pad is stuck on slow poll rate - Thinkpad P14s Gen 2 (AMD)
Date: Thu, 26 Jun 2025 14:25:20 -0400 [thread overview]
Message-ID: <b2d0af40-876e-4a2d-99a2-236b583e9497@gmail.com> (raw)
Good afternoon maintainers! I wanted to report an issue with the
touchpad on the Thinkpad P14s Gen 2. The touchpad has a delayed feeling
compared to Windows. Gestures are very hard to trigger on Gnome
environments on Wayland. I can only trigger gestures if I move my
fingers very slowly. This issue is persistent and never changes.
[specs]---------
Output from libinput.list-devices regarding the touchpad:
Device: SynPS/2 Synaptics TouchPad
Kernel: /dev/input/event11
Group: 8
Seat: seat0, default
Size: 100x68mm
Capabilities: pointer gesture
Tap-to-click: disabled
Tap-and-drag: enabled
Tap drag lock: disabled
Left-handed: disabled
Nat.scrolling: disabled
Middle emulation: disabled
Calibration: n/a
Scroll methods: *two-finger edge
Click methods: *button-areas clickfinger
Disable-w-typing: enabled
Accel profiles: flat *adaptive
Rotation: n/a
Operating system: Ubuntu 25.04 -- problem is persistent on Fedora 42,
Ubuntu 24.04Lts, and Ubuntu 22.04Lts as well.
Kernel: 6.14.0-22-generic
CPU: Ryzen 5 Pro 5650U
GPU: Radeon Vega integrated graphics
[errors]---------
Output from the command 'sudo dmesg | grep synaptic':
[ 1.746739] psmouse serio1: synaptics: queried max coordinates: x
[..5678], y [..4694]
[ 1.781081] psmouse serio1: synaptics: queried min coordinates: x
[1266..], y [1162..]
[ 1.781107] psmouse serio1: synaptics: Your touchpad (PNP: LEN2073
PNP0f13) says it can support a different bus. If i2c-hid and hid-rmi are
not used, you might want to try setting psmouse.synaptics_intertouch to
1 and report this to linux-input@vger.kernel.org.
[ 1.847774] psmouse serio1: synaptics: Touchpad model: 1, fw: 10.32,
id: 0x1e2a1, caps: 0xf01ea3/0x940300/0x12e800/0x500000, board id: 3471,
fw id: 3584089
[ 1.847823] psmouse serio1: synaptics: serio: Synaptics pass-through
port at isa0060/serio1/input0
[notes] ---------
I have the kernel parameter 'psmouse.synaptics_intertouch=1' set and the
i2c-hid and hid-rmi kernel modules are not loaded according to the lsmod
command.
I have also attempted blacklisting the psmouse kernel module in the grub
configuration as well as creating a blacklist in '/etc/modprobe.d/'
--but psmouse persists to load regardless.
None of the fix attempts I have tried have resulted in any change in
symptoms or outcomes.
Thank you for your time!
reply other threads:[~2025-06-26 18:25 UTC|newest]
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