linux-kernel - Re: [PATCH v2] of: add stubs for of_n_{addr, size}

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Date:   Tue, 28 Mar 2017 14:38:19 +0200
From:   Arnd Bergmann <arnd@...db.de>
To:     Tobias Regnery <tobias.regnery@...il.com>
Cc:     Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Simon Horman <horms@...ge.net.au>
Subject: Re: [PATCH v2] of: add stubs for of_n_{addr, size}_cells

On Tue, Mar 28, 2017 at 11:37 AM, Tobias Regnery
<tobias.regnery@...il.com> wrote:
> With CONFIG_OF=n and CONFIG_COMPILE_TEST=y the rcar pci-e driver fails to
> build on arm:
>
> drivers/pci/host/pcie-rcar.c: In function 'pci_dma_range_parser_init':
> drivers/pci/host/pcie-rcar.c:1035:16: error: implicit declaration of function 'of_n_addr_cells' [-Werror=implicit-function-declaration]
>   parser->pna = of_n_addr_cells(node);
>                 ^~~~~~~~~~~~~~~
>
> Fix this by adding an inline stub for of_n_addr_cells
>
> While at it also provide a stub for of_n_size_cells for consistency reasons.
>
> Signed-off-by: Tobias Regnery <tobias.regnery@...il.com>
> ---
> Changes in v2:
>         - add a stub for of_n_size_cells as suggested by Arnd

Acked-by: Arnd Bergmann <arnd@...db.de>