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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, linux-kernel@vger.kernel.org,
	Maxime Ripard <maxime.ripard@free-electrons.com>
Subject: [PATCH 0/3] input: ft5x06: Fix userspace reported maximum value
Date: Wed,  5 Nov 2014 16:07:47 +0100	[thread overview]
Message-ID: <1415200070-19346-1-git-send-email-maxime.ripard@free-electrons.com> (raw)

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

Maxime Ripard (3):
  input: touchscreen: of: Use input_set_abs_params
  input: touchscreen: of: Register multitouch axes
  input: ft5x06: Allow to set the maximum axes value through the DT

 drivers/input/touchscreen/edt-ft5x06.c     |  5 ++++
 drivers/input/touchscreen/of_touchscreen.c | 39 ++++++++++++++++++++++--------
 2 files changed, 34 insertions(+), 10 deletions(-)

-- 
2.1.1


             reply	other threads:[~2014-11-05 15:11 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-05 15:07 Maxime Ripard [this message]
2014-11-05 15:07 ` [PATCH 1/3] input: touchscreen: of: Use input_set_abs_params Maxime Ripard
2014-11-05 15:07 ` [PATCH 2/3] input: touchscreen: of: Register multitouch axes Maxime Ripard
2014-11-05 17:56   ` Dmitry Torokhov
2014-11-06 16:06     ` Maxime Ripard
2014-11-06 17:14       ` Dmitry Torokhov
2014-11-05 15:07 ` [PATCH 3/3] input: ft5x06: Allow to set the maximum axes value through the DT Maxime Ripard

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