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From: "Henrik Rydberg" <rydberg@bitmath.se>
Date: Wed, 29 Aug 2012 18:02:57 +0200
To: Benjamin Tissoires <benjamin.tissoires@enac.fr>
Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>, Jiri Kosina <jkosina@suse.cz>,
        linux-input@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 20/20] HID: multitouch: Remove the redundant touch
 state
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> - I don't know if it is my configuration or not, but I'm receiving at
> each frame (between two EV_SYN) all ABS_MT_SLOT events, even when
> there are not used.

Your configuration is fine, I screwed up. Will fix.

> - After a little bit a playing with some surfaces, I can confuse the
> input_mt_assign_slot_by_id function: for the very same contact id, I
> got up to four different slots.... This accumulates the clicks and is
> not very good.... :-(

Sounds odd, what device would that be?

Henrik