linux-kernel - Re: Spurious touchpad events with closed LID

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Message-ID: <1498689867.6564.6.camel@hadess.net>
Date:   Thu, 29 Jun 2017 00:44:27 +0200
From:   Bastien Nocera <hadess@...ess.net>
To:     Pavel Machek <pavel@....cz>,
        Pali Rohár <pali.rohar@...il.com>
Cc:     Dmitry Torokhov <dmitry.torokhov@...il.com>,
        linux-kernel@...r.kernel.org, linux-input@...r.kernel.org
Subject: Re: Spurious touchpad events with closed LID

On Wed, 2017-06-28 at 22:15 +0200, Pavel Machek wrote:
> 
<snip>
> While policy normally belongs to userspace, I'd argue this is
> workaround for a hardware bug, and in-kernel solution would be
> acceptable.
> 
> Anyway, disable attribute would be nice first step.

It's already fixed for those of us on recent distributions. The
"ID_INPUT_TOUCHPAD_INTEGRATION=internal" touchpads will be disabled
when the lid is closed, when libinput is used to process the events.

Usually, non-crappy hardware will do that in firmware, but software is
easier to patch ;)