linux-kernel - Re: [PATCH] gpio: thunderx: select IRQ_DOMAIN

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Date:   Tue, 12 Sep 2017 11:24:08 +0200
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Masahiro Yamada <yamada.masahiro@...ionext.com>
Cc:     "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        David Daney <david.daney@...ium.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] gpio: thunderx: select IRQ_DOMAIN_HIERARCHY instead of
 depends on

On Wed, Sep 6, 2017 at 3:40 AM, Masahiro Yamada
<yamada.masahiro@...ionext.com> wrote:

> IRQ_DOMAIN_HIERARCHY is not user-configurable, but supposed to be
> selected by drivers that need IRQ domain hierarchy support.
>
> GPIO_THUNDERX is the only user of "depends on IRQ_DOMAIN_HIERARCHY".
> This means, we can not enable GPIO_THUNDERX unless other drivers
> select IRQ_DOMAIN_HIERARCHY elsewhere.  This is odd.  Flip the logic.
>
> Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>

Patch applied with David's ACK.

Yours,
Linus Walleij