linux-kernel - Re: [PATCH] power: supply: max8997_charger: make EXTCON dependency unconditional

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Message-ID: <CAHp75Vc0dgD0m12BRzjv=Ldn0hxxY3geR8HswgwoMeYBz_fVFA@mail.gmail.com>
Date:   Mon, 8 Mar 2021 18:10:11 +0200
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Arnd Bergmann <arnd@...nel.org>
Cc:     Sebastian Reichel <sre@...nel.org>,
        Timon Baetz <timon.baetz@...tonmail.com>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Arnd Bergmann <arnd@...db.de>,
        Matti Vaittinen <matti.vaittinen@...rohmeurope.com>,
        Linux PM <linux-pm@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] power: supply: max8997_charger: make EXTCON dependency unconditional

On Mon, Mar 8, 2021 at 6:06 PM Andy Shevchenko
<andy.shevchenko@...il.com> wrote:
> On Mon, Mar 8, 2021 at 5:29 PM Arnd Bergmann <arnd@...nel.org> wrote:
>
> > -       depends on EXTCON || !EXTCON
>
> I stumbled over this.
> What is the point of having this line at all?
> What magic trick does it serve for?

Okay, it seems I can answer my question: it requires extcon to be
built-in when the driver is built-in. I often saw similar written
slightly differently.



-- 
With Best Regards,
Andy Shevchenko