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Date:   Fri, 12 Apr 2019 16:13:14 +0300
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     "Rafael J. Wysocki" <rjw@...ysocki.net>
Cc:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Yue Haibing <yuehaibing@...wei.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        ACPI Devel Maling List <linux-acpi@...r.kernel.org>
Subject: Re: [PATCH v2] gpio: merrifield: Fix build err without CONFIG_ACPI

On Fri, Apr 12, 2019 at 3:55 AM Rafael J. Wysocki <rjw@...ysocki.net> wrote:
> On Friday, April 5, 2019 4:50:09 PM CEST Andy Shevchenko wrote:
> > On Fri, Apr 05, 2019 at 10:21:12PM +0800, Yue Haibing wrote:
> > > From: YueHaibing <yuehaibing@...wei.com>
> > >
> > > When building CONFIG_ACPI is not set
> > > gcc warn this:
> > >
> > > drivers/gpio/gpio-merrifield.c: In function
> > > mrfld_gpio_get_pinctrl_dev_name: drivers/gpio/gpio-merrifield.c:388:19:
> > > error: dereferencing pointer to incomplete type struct acpi_device>
> > >    put_device(&adev->dev);
> > >
> > >                    ^
> > >
> > > Reported-by: Hulk Robot <hulkci@...wei.com>
> > > Suggested-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> > > Fixes:d00d2109c367 ("gpio: merrifield: Convert to use
> > > acpi_dev_get_first_match_dev()") Signed-off-by: YueHaibing
> > > <yuehaibing@...wei.com>
> >
> > Thank you for an update, I have a comment below, but before sending v3, let
> > Rafael to have a chance to look at it.
> >
> > >  #ifdef CONFIG_ACPI
> > >  extern int acpi_platform_notify(struct device *dev, enum kobject_action
> > >  action);>
> > > +
> > > +static inline void put_acpi_device(struct acpi_device *adev)
> > > +{
> > > +   put_device(&adev->dev);
> > > +}
> >
> > This should probably go to acpi_bus.h under acpi_dev_get_first_match_dev().
> > And talking to Mika we agreed that naming would be better as acpi_dev_put().
>
> Agreed on both accounts.

Thanks!
YueHaibing, please, send v3 with suggested changes.

-- 
With Best Regards,
Andy Shevchenko

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