linux-kernel - Re: [PATCH v2 1/1] gpio: gpio-wcove: Fix GPIO control register offset calculation

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Message-ID: <CACRpkdaZAJO6GzgeSpQUFdxsou2-NTtytvT1qqK+bkTAk2Pt+Q@mail.gmail.com>
Date:   Fri, 30 Jun 2017 14:16:47 +0200
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Alan Cox <gnomes@...rguk.ukuu.org.uk>
Cc:     Kuppuswamy Sathyanarayanan 
        <sathyanarayanan.kuppuswamy@...ux.intel.com>,
        Mika Westerberg <mika.westerberg@...ux.intel.com>,
        Andy Shevchenko <andy.shevchenko@...il.com>,
        Hans de Goede <hdegoede@...hat.com>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Sathyanarayanan Kuppuswamy Natarajan <sathyaosid@...il.com>,
        Graeme Gregory <graeme.gregory@...aro.org>
Subject: Re: [PATCH v2 1/1] gpio: gpio-wcove: Fix GPIO control register offset calculation

On Thu, Jun 29, 2017 at 9:28 PM, Alan Cox <gnomes@...rguk.ukuu.org.uk> wrote:

>> General-purpose input/output - yeah that sounds like something
>> going in/out of the system right?
>
> It's become an ACPI interface for controlling all sorts of system state
> in a way that works nicely in Windows. Rightly or wrongly that's the
> situation and we are still the tail not the dog.

I see. Well I maintain it right now and I want these systems to work
so I guess I just have to carry it forward like this, sigh.

Thanks for the detailed explanation.

Yours,
Linus Walleij