linux-kernel - Re: [PATCH v2 0/4] input: ft5x06: Fix userspace reported maximum value

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Message-ID: <20150226152617.GC10070@pengutronix.de>
Date:	Thu, 26 Feb 2015 16:26:17 +0100
From:	Markus Pargmann <mpa@...gutronix.de>
To:	Maxime Ripard <maxime.ripard@...e-electrons.com>
Cc:	Lothar Waßmann <LW@...O-electronics.de>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Henrik Rydberg <rydberg@...omail.se>,
	linux-input@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 0/4] input: ft5x06: Fix userspace reported maximum
 value

Hi Maxime,

On Tue, Feb 24, 2015 at 05:55:08PM +0100, Maxime Ripard wrote:
> Hi Markus,
> 
> On Mon, Feb 23, 2015 at 10:49:36PM +0100, Markus Pargmann wrote:
> > Hi,
> > 
> > On Thu, Nov 13, 2014 at 03:06:54PM +0100, Maxime Ripard wrote:
> > > Hi,
> > > 
> > > The current ft5x06 reports to the user-space that its maximum
> > > coordinates are, on both X and Y, way higher than what could be
> > > actually usable on the screen (in my case, 5759x1151 instead of
> > > 480x800).
> > > 
> > > This causes trouble on some userspace stacks that then try to re-scale
> > > these coordinates back to the framebuffer resolution, like QT does.
> > > 
> > > Use the of_touchscreen code to find the real touchscreen limits in the
> > > DT case, and report that to the userspace.
> > > 
> > > Thanks,
> > > Maxime
> > 
> > any news on this?
> 
> Unfortunately, no.
> 
> I never got any review on this, and somehow forgot about it.
> 
> I will rebase the patches on 4.0, and resend them.

That's great, thanks. I will have some hardware next week to test it.

Best Regards,

Markus

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