linux-kernel - Re: [PATCH] input: psmouse: create an 'enabled' sysfs attribute to squelch mouse

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Message-ID: <20120224082158.GA18291@core.coreip.homeip.net>
Date:	Fri, 24 Feb 2012 00:21:58 -0800
From:	Dmitry Torokhov <dmitry.torokhov@...il.com>
To:	Andres Salomon <dilinger@...ued.net>
Cc:	Alessandro Rubini <rubini@...vis.unipv.it>,
	linux-input@...r.kernel.org, linux-kernel@...r.kernel.org,
	Paul Fox <pgf@...top.org>, Martin Langhoff <martin@...top.org>
Subject: Re: [PATCH] input: psmouse:  create an 'enabled' sysfs attribute to
 squelch mouse

Hi Andres,

On Fri, Feb 17, 2012 at 06:06:34PM -0800, Andres Salomon wrote:
> 
> From: Paul Fox <pgf@...top.org>
> 
> on OLPC XO laptops, at least one model of touchpad (sentelic)
> emits continuous jittery motion reports when the laptop is
> configured in "ebook" mode.  the touchpad is inaccessible in
> that configuration, so we simply disable it.
> 
> these motion reports will wake the SoC when put to sleep, so simply
> ignoring the events is not a possibilty; the device must be disabled.

Can you switch the AUX serio port into manual bind mode (viqa sysfs) and
simply connect/disconnect the touchpad as needed (again via sysfs)?

Thanks.

-- 
Dmitry
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