From mboxrd@z Thu Jan  1 00:00:00 1970
From: Mika Westerberg <mika.westerberg@linux.intel.com>
Subject: Re: [PATCH] pinctrl: intel: add blacklist list for XPS machines
Date: Wed, 5 Oct 2016 11:55:02 +0300
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To: Calvin Johnson <linux.cj@gmail.com>
Cc: AceLan Kao <acelan.kao@canonical.com>, Heikki Krogerus <heikki.krogerus@linux.intel.com>, Linus Walleij <linus.walleij@linaro.org>, linux-gpio@vger.kernel.org

On Wed, Oct 05, 2016 at 01:27:31PM +0530, Calvin Johnson wrote:
> On Wed, Oct 5, 2016 at 11:27 AM, AceLan Kao <acelan.kao@canonical.com> wrote:
> > The touchscreen on some Dell machines stop working after
> > closing and opening the lid after this driver is introduced.
> > So, I add a dmi list to black out those machines that doesn't
> > work well with this driver.
> 
> Why don't you find out what in the driver is causing this problem,
> instead of avoiding the driver  loading altogether?

Exactly!