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Date:   Sun, 8 Jan 2017 14:59:25 +0000
From:   Tomasz Kramkowski <>
To:     Jiri Kosina <>
Cc:     Benjamin Tissoires <>,,
Subject: Re: [PATCH 0/2] patches for Innomedia INNEX GENESIS/ATARI adapter

On Thu, Dec 22, 2016 at 10:00:10PM +0100, Jiri Kosina wrote:
> We've discussed with Tomasz off-list, and it looks like that there likely 
> is a better and more general way to fix it; this seems to have actually 
> been caused by 6da7066906e977d4 ("HID: ignore absolute values which don't 
> fit between logical min and max"), as it turns out that this check should 
> be applied only in case Null state is set (refer to HID specification 
> 1.11, section, p.31), bko#68621.
> Tomasz comitted to look into this after coming back from christmas/new 
> year vacation. I'm putting the innomedia branch on hold for now.
> -- 
> Jiri Kosina
> SUSE Labs

I've tested the patch from the bugzilla and it does indeed prevent the
values being discarded. evtest reports the minimum and maximums
correctly as -1 and 1 but the events give values -2 and 1, I'm not sure
if this will be an issue as jstest correctly sees left/up presses as
-32767 and right/down presses as 32767. The device still needs the
HID_QUIRK_MULTI_INPUT quirk to correctly show up as two event/js

I will still need to do a few more tests to make sure there are no
issues in other applications and to make sure that other devices still
operate correctly too.

Once that is done I will go ahead and send two patches, one with the
authorship preserved for the bugzilla patch and one patch to add the

Tomasz Kramkowski | GPG: 40B037BA0A5B8680 | Web:

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