linux-kernel - Re: [PATCH v2 0/4] HID: hid-lg4ff: Improve handling of Logitech multimode gaming wheels

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Message-ID: <CADbOyBQxYXnyviptRkyABj1vH+9Q7W5ZMY6A9NQTf6=qw=GFuA@mail.gmail.com>
Date:	Mon, 16 Feb 2015 22:58:03 +0100
From:	Elias Vanderstuyft <elias.vds@...il.com>
To:	Michal Malý <madcatxster@...oid-pointer.net>
Cc:	Jiri Kosina <jkosina@...e.cz>,
	"open list:HID CORE LAYER" <linux-input@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Simon Wood <simon@...gewell.org>
Subject: Re: [PATCH v2 0/4] HID: hid-lg4ff: Improve handling of Logitech
 multimode gaming wheels

On Sun, Feb 15, 2015 at 3:03 AM, Michal Malý
<madcatxster@...oid-pointer.net> wrote:
> This patch series improves handling of various Logitech gaming wheels and
> allows switching between various compatibility modes which might be useful
> to improve compatibility with very old games and testing purposes.
>
> Signed-off-by: Michal Malý <madcatxster@...oid-pointer.net>
>
> v2: - Rebased against latest linux-next
>     - Document the newly introduced sysfs interfaces in appropriate commits
>     - Assume that we are targeting kernel version 4.1
>     - Fix a misleading error message regarding unsupported wheel mode
>
> Michal Malý (4):
>   Identify Logitech gaming wheels in compatibility modes accordingly to
>     Logitech specifications
>   Display the real wheel model and supported alternate modes through
>     sysfs. This applies only to multimode wheels.
>   Introduce a module parameter to disable automatic switch of Logitech
>     gaming wheels from compatibility to native mode. This only applies
>     to multimode wheels.
>   Allow switching of Logitech gaming wheels between available
>     compatibility modes through sysfs. This only applies to multimode
>     wheels.
>
>  .../ABI/testing/sysfs-driver-hid-logitech-lg4ff    |  45 ++
>  drivers/hid/hid-lg.c                               |   6 +
>  drivers/hid/hid-lg4ff.c                            | 605 ++++++++++++++++++---
>  3 files changed, 580 insertions(+), 76 deletions(-)
>
> --
> 2.3.0
>

Applied cleanly on kernel 3.18.6, and retested with:
- Logitech Formula Vibration Wheel
- Logitech MOMO (Black) Wheel
Everything keeps working like it was before, which is correct because
these wheels are no multimode wheels.

Tested-by: Elias Vanderstuyft <elias.vds@...il.com>

Thanks,
Elias
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