linux-kernel - Re: Mimo 720 input 180 deg off, e2i Re: [PATCH] Input: usbtouchscreen: add support for Data Modul EasyTouch TP 72037

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Date:	Fri, 24 Feb 2012 00:33:11 -0800
From:	Dmitry Torokhov <dmitry.torokhov@...il.com>
To:	shawn <shawnlandden@...il.com>
Cc:	Viresh Kumar <viresh.kumar@...com>,
	Florian Echtler <floe@...terbrot.org>,
	linux-input@...r.kernel.org, armando.visconti@...com,
	shiraz.hashim@...com, vipin.kumar@...com, rajeev-dlh.kumar@...com,
	deepak.sikri@...com, vipulkumar.samar@...com, amit.virdi@...com,
	pratyush.anand@...com, bhupesh.sharma@...com,
	viresh.linux@...il.com, bhavna.yadav@...com,
	vincenzo.frascino@...com, mirko.gardi@...com,
	linux-kernel@...r.kernel.org
Subject: Re: Mimo 720 input 180 deg off, e2i Re: [PATCH] Input:
 usbtouchscreen: add support for Data Modul EasyTouch TP 72037

On Thu, Feb 23, 2012 at 10:23:03PM -0800, shawn wrote:
> As I see you working on the same file I was working on----what would you
> think about a module-wide option in usbtouchscreen.c to rotate input
> handling by 180 degrees?
> 
> The mimo 720 uses the same e2i but seems to (at least in my unit) have
> its inputs rotated 180 deg relative to that of the mimo 740

I think canonical way of integrating touchscreen is with tslib on top of
evdev interface and leave coordinates transformation to tslib filters.

Thanks.

-- 
Dmitry
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