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Re: [Patch-V3 0/6] HID: Support for the Logitech G920 Wheel

From Benjamin Tissoires <benjamin.tissoires@redhat.com>
Newsgroups linux.kernel
Subject Re: [Patch-V3 0/6] HID: Support for the Logitech G920 Wheel
Date 2015-11-20 09:10 +0100
Message-ID <qwOVA-4AF-13@gated-at.bofh.it> (permalink)
References <qwH7H-7KF-3@gated-at.bofh.it>
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Hi Simon,

On Nov 19 2015 or thereabouts, Simon Wood wrote:
> Patch-V3 tweaked as per Benjamin's and Dmitry's requests.
> 

If you just amended with my comments and Dmitry's, you can keep the
previous Rev-by while resending the series (as a general rule).

The series is still rev-by me.

Cheers,
Benjamin

> This series of patches provide input support for the Logitech G920 gaming wheel.
> 
> This wheel is internally different from the other Logitech wheels; when first 
> connected it is in X-Box mode and can instructed to switch to HID with a 'magic 
> command' (1st patch). Once the wheel reconnects in HID mode it can communicate 
> with the HID++ protocol, but using a 'very long' packet size (2nd patch).
> 
> Basic input operation is possible with adustment of the 'range' (the amount that 
> the wheel turns) controlled via the '/sys' interface, same concept as the G25/G27/etc.
> 
> We also discovered that wheel uses some vendor specific pages, which confuse the 
> HID system resulting in lots of additional axis reported. This is prevented by 
> ignoring these pages (5th patch, thank you Elias).
> 
> The future... as the internals of the wheel are considerably more 'capable' we 
> are working on implementing Force Feedback using the forth-coming KLGD system.
> 
> Simon Wood (6):
>   INPUT: xpad: switch Logitech G920 Wheel into HID mode
>   HID: hid-logitech-hidpp: Add support for very long packets
>   HID: hid-logitech-hidpp: Add basic support for Logitech G920
>   HID: hid-logitech-hidpp: Add range sysfs for Logitech G920
>   HID: Add vendor specific usage pages for Logitech G920
>   HID: hid-logitech-hidpp: G920 remove deadzones
> 
>  drivers/hid/hid-core.c           |   1 +
>  drivers/hid/hid-ids.h            |   1 +
>  drivers/hid/hid-input.c          |   4 +
>  drivers/hid/hid-logitech-hidpp.c | 288 +++++++++++++++++++++++++++++++++++----
>  drivers/input/joystick/xpad.c    |  16 +++
>  include/linux/hid.h              |   2 +
>  6 files changed, 285 insertions(+), 27 deletions(-)
> 
> -- 
> 2.1.4
> 
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Thread

[Patch-V3 0/6] HID: Support for the Logitech G920 Wheel Simon Wood <simon@mungewell.org> - 2015-11-20 00:50 +0100
  [Patch-V3 4/6] HID: hid-logitech-hidpp: Add range sysfs for Logitech G920 Simon Wood <simon@mungewell.org> - 2015-11-20 00:50 +0100
  [Patch-V3 3/6] HID: hid-logitech-hidpp: Add basic support for Logitech G920 Simon Wood <simon@mungewell.org> - 2015-11-20 00:50 +0100
  [Patch-V3 2/6] HID: hid-logitech-hidpp: Add support for very long packets Simon Wood <simon@mungewell.org> - 2015-11-20 00:50 +0100
  [Patch-V3 5/6] HID: Add vendor specific usage pages for Logitech G920 Simon Wood <simon@mungewell.org> - 2015-11-20 00:50 +0100
  Re: [Patch-V3 0/6] HID: Support for the Logitech G920 Wheel Benjamin Tissoires <benjamin.tissoires@redhat.com> - 2015-11-20 09:10 +0100
  Re: [Patch-V3 0/6] HID: Support for the Logitech G920 Wheel Jiri Kosina <jikos@kernel.org> - 2015-11-20 10:40 +0100

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