Re: [PATCH] x86/Mouse: thinkpad_acpi/Trackpoint: Trackpoint Doubletap handling
From: Pavel Machek
Date: Wed Jul 30 2025 - 06:56:26 EST
On Fri 2025-06-20 09:42:08, Vishnu Sankar wrote:
> Newer ThinkPads have a doubletap feature that needs to be turned
> ON/OFF via the trackpoint registers.
> Systems released from 2023 have doubletap disabled by default and
> need the feature enabling to be useful.
>
> This patch introduces support for exposing and controlling the
> trackpoint doubletap feature via a sysfs attribute.
> /sys/devices/platform/thinkpad_acpi/tp_doubletap
> This can be toggled by an "enable" or a "disable".
sysfs attributes need documentation.
Pavel
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