From: Pavel Machek <pavel@ucw.cz>
To: dtor@mail.ru, dmitry.torokhov@gmail.com, linux-input@vger.kernel.org
Cc: kernel list <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@osdl.org>
Subject: ads7846 touchscreen: fix pressure
Date: Fri, 20 Nov 2009 19:22:39 +0100 [thread overview]
Message-ID: <20091120182238.GA1344@ucw.cz> (raw)
On Zaurus, pressure is reported inverted -- the lighter the pressure,
the bigger numerical value. This should fix it.
Signed-off-by: Pavel Machek <pavel@ucw.cz>
--- linux-rc/drivers/input.ofic/touchscreen/ads7846.c 2009-10-06 13:49:56.000000000 +0200
+++ linux-rc/drivers/input/touchscreen/ads7846.c 2009-10-06 21:18:25.000000000 +0200
@@ -608,12 +609,12 @@
input_report_abs(input, ABS_X, x);
input_report_abs(input, ABS_Y, y);
- input_report_abs(input, ABS_PRESSURE, Rt);
+ input_report_abs(input, ABS_PRESSURE, ts->pressure_max-Rt);
input_sync(input);
#ifdef VERBOSE
dev_dbg(&ts->spi->dev, "%4d/%4d/%4d\n", x, y, Rt);
#endif
}
hrtimer_start(&ts->timer, ktime_set(0, TS_POLL_PERIOD),
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next reply other threads:[~2009-11-20 18:22 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-20 18:22 Pavel Machek [this message]
2009-11-20 18:25 ` ads7846 touchscreen: fix pressure Dmitry Torokhov
2009-11-20 18:50 ` Pavel Machek
2009-11-26 2:10 ` Dmitry Torokhov
-- strict thread matches above, loose matches on Subject: below --
2009-10-06 19:54 Pavel Machek
2009-10-08 5:09 ` Trilok Soni
2009-10-08 9:24 ` Pavel Machek
2009-10-09 16:35 ` Dmitry Torokhov
2009-10-09 20:22 ` Pavel Machek
2009-10-13 13:29 ` Pavel Machek
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