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Date:   Fri, 26 Apr 2019 15:50:31 +0300
From:   Andriy Shevchenko <andriy.shevchenko@...el.com>
To:     Linus Walleij <linus.walleij@...aro.org>
Cc:     Chris Chiu <chiu@...lessm.com>,
        Mika Westerberg <mika.westerberg@...ux.intel.com>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Daniel Drake <drake@...lessm.com>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        linux@...lessm.com
Subject: Re: [PATCH v3] pinctrl:intel: Retain HOSTSW_OWN for requested gpio
 pin

On Tue, Apr 23, 2019 at 12:38:17PM +0200, Linus Walleij wrote:
> On Mon, Apr 15, 2019 at 7:54 AM Chris Chiu <chiu@...lessm.com> wrote:
> 
> > The touchpad of the ASUS laptops E403NA, X540NA, X541NA are not
> > responsive after suspend/resume. The following error message
> > shows after resume.
> >  i2c_hid i2c-ELAN1200:00: failed to reset device.
> >
> > On these laptops, the touchpad interrupt is connected via a GPIO
> > pin which is controlled by Intel pinctrl. After system resumes,
> > the GPIO is in ACPI mode and no longer works as an IRQ.
> >
> > This commit saves the HOSTSW_OWN value during suspend, make sure
> > the HOSTSW_OWN mode remains the same after resume.
> >
> > Signed-off-by: Chris Chiu <chiu@...lessm.com>
> 
> This v3 patch applied with Mika's ACK.

Hmm... It's supposed to go along with our PR.

-- 
With Best Regards,
Andy Shevchenko


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