From: Maxime Ripard <maxime.ripard@free-electrons.com>
To: "Lothar Waßmann" <LW@KARO-electronics.de>,
"Dmitry Torokhov" <dmitry.torokhov@gmail.com>,
"Henrik Rydberg" <rydberg@euromail.se>
Cc: linux-input@vger.kernel.org, Markus Pargmann <mpa@pengutronix.de>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 0/4] input: ft5x06: Fix userspace reported maximum value
Date: Mon, 23 Mar 2015 17:10:02 -0700 [thread overview]
Message-ID: <20150324001002.GJ15676@lukather> (raw)
In-Reply-To: <1425390646-31196-1-git-send-email-maxime.ripard@free-electrons.com>
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Hi Lothar, Dmitry,
On Tue, Mar 03, 2015 at 02:50:42PM +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.
Do you have any comments on that?
Thanks,
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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next prev parent reply other threads:[~2015-03-24 0:10 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-03 13:50 [PATCH v3 0/4] input: ft5x06: Fix userspace reported maximum value Maxime Ripard
2015-03-03 13:50 ` [PATCH v3 1/4] input: touchscreen: of: Use input_set_abs_params Maxime Ripard
2015-03-03 13:50 ` [PATCH v3 2/4] input: touchscreen: of: Register multitouch axes Maxime Ripard
2015-03-03 13:50 ` [PATCH v3 3/4] input: ft5x06: Allow to set the maximum axes value through the DT Maxime Ripard
2015-03-03 13:50 ` [PATCH v3 4/4] input: edt-ft5x06: Remove EV_SYN event report Maxime Ripard
2015-03-12 14:30 ` [PATCH v3 0/4] input: ft5x06: Fix userspace reported maximum value Markus Pargmann
2015-03-24 0:10 ` Maxime Ripard [this message]
2015-03-24 16:47 ` Dmitry Torokhov
2015-03-24 18:45 ` Maxime Ripard
2015-03-24 18:56 ` Dmitry Torokhov
2015-03-24 19:05 ` Maxime Ripard
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