linux-kernel - Re: [3.17 REGRESSION FIX] Revert "ideapad-laptop: Disable touchpad interface on Yoga models"

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Date:	Thu, 28 Aug 2014 01:13:06 -0700
From:	Darren Hart <dvhart@...radead.org>
To:	Hans de Goede <hdegoede@...hat.com>
Cc:	Matthew Garrett <matthew.garrett@...ula.com>,
	Corentin Chary <corentin.chary@...il.com>,
	GOESSEL Guillaume <g_goessel@...look.com>,
	platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [3.17 REGRESSION FIX] Revert "ideapad-laptop: Disable touchpad
 interface on Yoga models"

On Mon, Aug 25, 2014 at 12:00:13PM +0200, Hans de Goede wrote:
> I've received a bug report from a user that the touchpad control part
> of the ideapad-laptop ACPI interface does work for him on his
> "Lenovo Yoga 2 13", and that this patch causes a regression for him.
> 
> Since it did not work for me when I had a "Lenovo Yoga 2 11" in my own
> hands (loaned from a friend). It seems that this is a bit of hit and miss.
> 
> Since the result of having a false positive here is worse, then the minor
> annoyance of a false touchpad disabled messages being shown after suspend /
> resume on models (or is it firmware versions?) where the interface does not
> work, simply revert the patch.
> 
> This reverts commit f79a901331a823ae370584b15cd39dd110b95a0a.
> 
> Reported-by: GOESSEL Guillaume <g_goessel@...look.com>
> Signed-off-by: Hans de Goede <hdegoede@...hat.com>

Queued:
git://git.infradead.org/users/dvhart/linux-platform-drivers-x86.git for-linus

I'll send the pull request next week after some weekend travel.

Thanks,

--
Darren Hart
Intel Open Source Technology Center
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