linux-kernel - Re: [PATCH v1 1/3] gpiolib: acpi: Add ACPI_GPIO_QUIRK_ABSOLUTE

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Date:   Tue, 2 Mar 2021 17:07:55 +0100
From:   Bartosz Golaszewski <bgolaszewski@...libre.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     Mika Westerberg <mika.westerberg@...ux.intel.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        "open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Len Brown <lenb@...nel.org>
Subject: Re: [PATCH v1 1/3] gpiolib: acpi: Add ACPI_GPIO_QUIRK_ABSOLUTE_NUMBER quirk

On Tue, Mar 2, 2021 at 4:21 PM Andy Shevchenko
<andriy.shevchenko@...ux.intel.com> wrote:
>
> On Tue, Mar 02, 2021 at 05:14:30PM +0200, Mika Westerberg wrote:
> > On Tue, Mar 02, 2021 at 05:09:24PM +0200, Andy Shevchenko wrote:
> > > On Tue, Mar 02, 2021 at 03:48:43PM +0100, Linus Walleij wrote:
> > > > On Thu, Feb 25, 2021 at 5:33 PM Andy Shevchenko
> > > > <andriy.shevchenko@...ux.intel.com> wrote:
> > > >
> > > > > On some systems the ACPI tables has wrong pin number and instead of
> > > > > having a relative one it provides an absolute one in the global GPIO
> > > > > number space.
> > > > >
> > > > > Add ACPI_GPIO_QUIRK_ABSOLUTE_NUMBER quirk to cope with such cases.
> > > > >
> > > > > Fixes: ba8c90c61847 ("gpio: pca953x: Override IRQ for one of the expanders on Galileo Gen 2")
> > > > > Depends-on: 0ea683931adb ("gpio: dwapb: Convert driver to using the GPIO-lib-based IRQ-chip")
> > > > > Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> > > >
> > > > OH THE HORROR!
> > > > However, we discussed it before. It is as it is.
> > >
> > > Unfortunately :-( (And recently it seems MS does something really "creative" on
> > > ARM ACPI platform)
> > >
> > > > It's the right place to fix the problem, so:
> > > > Acked-by: Linus Walleij <linus.walleij@...aro.org>
> > >
> > > I am waiting for Mika, but if he keeps silent let's say to the end of the day,
> > > I will submit it as is to the v5.12-rcX fixes.
> >
> > Sorry for the delay - I somehow missed this. Feel free to add my ACK too.
>
> Thanks, Mika!
>
>
> --
> With Best Regards,
> Andy Shevchenko
>
>

Hi Andy,

Do you want me to take these, or will you include them in your PR?

Bart