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

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Message-ID: <YD5VJMDC1TmIN/T8@smile.fi.intel.com>
Date:   Tue, 2 Mar 2021 17:09:24 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Linus Walleij <linus.walleij@...aro.org>
Cc:     Bartosz Golaszewski <bgolaszewski@...libre.com>,
        Mika Westerberg <mika.westerberg@...ux.intel.com>,
        "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 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.

Thanks!

-- 
With Best Regards,
Andy Shevchenko