linux-kernel - Re: [PATCH 08/11] of: Factor out #{addr,size}-cells parsing

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Message-ID: <CAMuHMdVOJt9b4FQpKOytgA-GV3PUECZ7-GkwR=ma8w8P9RKJww@mail.gmail.com>
Date:   Fri, 27 Sep 2019 11:27:41 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Rob Herring <robh@...nel.org>
Cc:     "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-pci <linux-pci@...r.kernel.org>,
        Nicolas Saenz Julienne <nsaenzjulienne@...e.de>,
        Robin Murphy <robin.murphy@....com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Stefan Wahren <wahrenst@....net>,
        Frank Rowand <frowand.list@...il.com>,
        Arnd Bergmann <arnd@...db.de>,
        Marek Vasut <marek.vasut@...il.com>,
        Simon Horman <horms+renesas@...ge.net.au>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>
Subject: Re: [PATCH 08/11] of: Factor out #{addr,size}-cells parsing

On Fri, Sep 27, 2019 at 2:25 AM Rob Herring <robh@...nel.org> wrote:
> From: Robin Murphy <robin.murphy@....com>
>
> In some cases such as PCI host controllers, we may have a "parent bus"
> which is an OF leaf node, but still need to correctly parse ranges from
> the point of view of that bus. For that, factor out variants of the
> "#addr-cells" and "#size-cells" parsers which do not assume they have a
> device node and thus immediately traverse upwards before reading the
> relevant property.
>
> Signed-off-by: Robin Murphy <robin.murphy@....com>
> [robh: don't make of_bus_n_{addr,size}_cells() public]
> Signed-off-by: Rob Herring <robh@...nel.org>

Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds