linux-kernel - Re: [PATCH] use multitouch touchpad events as buttons mousedev

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Message-ID: <20090418221313.GB30524@dtor-d630.eng.vmware.com>
Date:	Sat, 18 Apr 2009 15:13:14 -0700
From:	Dmitry Torokhov <dmitry.torokhov@...il.com>
To:	Lukasz Stelmach <stlman@...zta.fm>
Cc:	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] use multitouch touchpad events as buttons mousedev

On Sat, Apr 18, 2009 at 07:53:22PM +0200, Lukasz Stelmach wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
> 
> Dmitry Torokhov pisze:
> > Hi Lukasz,
> > 
> > On Mon, Mar 09, 2009 at 02:03:22AM +0100, Lukasz Stelmach wrote:
> >> Some touchpads can recognize multi-finger taps. They can be used as
> >> additional buttons (left and middle).
> >>
> > 
> > mousedev is a legacy interface and I don't think this change is needed
> > since evdev + Synaptics X driver combination works much better with
> > touchpads anyway.
> 
> That is true, however, I happen to use plain old virtual terminal with
> gpm which uses mousedev. Having that multitouch buttons is, I assure you,
> awesome.
> 

I see. In this case I suggest switching GPM to use evdev protocol. Since
I added what I cosider proper evdev support for GPM a few years ago it
should work OK without need to patch mousedev.

-- 
Dmitry
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