linux-kernel - Re: [PATCH V4 0/3] Input: goodix - add axis swapping and axis inversion support

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Date:	Thu, 17 Dec 2015 17:15:01 -0800
From:	Dmitry Torokhov <dmitry.torokhov@...il.com>
To:	Karsten Merker <merker@...ian.org>
Cc:	Bastien Nocera <hadess@...ess.net>,
	Irina Tirdea <irina.tirdea@...el.com>,
	Aleksei Mamlin <mamlinav@...il.com>,
	linux-input@...r.kernel.org,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	Chen-Yu Tsai <wens@...e.org>
Subject: Re: [PATCH V4 0/3] Input: goodix - add axis swapping and axis
 inversion support

On Sat, Nov 21, 2015 at 02:30:19PM +0100, Karsten Merker wrote:
> Hello,
> 
> this is v4 of my "Input: goodix - add axis swapping and axis inversion
> support" patchset.
> 
> The goodix touchscreen driver has gained device-tree support in kernel
> 4.1, but doesn't currently support the touchscreen-swapped-x-y,
> touchscreen-inverted-x and touchscreen-inverted-y properties.
> On systems which combine a portrait-mode display with a landscape-mode
> touchscreen, such as e.g. the MSI Primo 81 tablet, support for these
> features is necessary to have the touchscreen and the display use the
> same coordinate system.
> 
> With support for axis inversion, the "rotated_screen" flag in the
> driver can also be removed, as "rotated_screen" is just a special case
> of x/y axis inversion.
> 
> This patchset sits on top of the "[PATCH v11 0/8] Goodix touchscreen
> enhancements" series by Irina Tirdea:
> https://www.spinics.net/lists/linux-input/msg42146.html
> 
> The axis swapping has successfully been tested on an MSI Primo 81
> tablet and on a Wexler TAB7200 tablet; the x/y inversion resp. 
> the rotated_screen functionality has successfully been tested on
> a WinBook TW100.

Folded 3 into 1 and applied everything, see my goodix branch.

Thanks.

-- 
Dmitry
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