linux-kernel - Re: [PATCH 3/9] of: protect linux/of.h with CONFIG

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Date:	Sun, 14 Feb 2010 17:10:34 +1100
From:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
To:	Grant Likely <grant.likely@...retlab.ca>
Cc:	monstr@...str.eu, sfr@...b.auug.org.au, jeremy.kerr@...onical.com,
	davem@...emloft.net, microblaze-uclinux@...e.uq.edu.au,
	linuxppc-dev@...abs.org, sparclinux@...r.kernel.org,
	devicetree-discuss@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/9] of: protect linux/of.h with CONFIG_OF

On Sat, 2010-02-13 at 09:02 -0700, Grant Likely wrote:
> From: Jeremy Kerr <jeremy.kerr@...onical.com>
> 
> For platforms that have CONFIG_OF optional, we need to make the contents
> of linux/of.h conditional on CONFIG_OF.
> 
> Signed-off-by: Jeremy Kerr <jeremy.kerr@...onical.com>
> Signed-off-by: Grant Likely <grant.likely@...retlab.ca>

Acked-by: Benjamin Herrenschmidt <benh@...nel.crashing.org>

For now...

In the long run, maybe we want some of the iterators to be empty inlines
returning NULL ?

Cheers,
Ben.

> ---
> 
>  include/linux/of.h |    3 +++
>  1 files changed, 3 insertions(+), 0 deletions(-)
> 
> diff --git a/include/linux/of.h b/include/linux/of.h
> index 5c7b6a6..48b0ee6 100644
> --- a/include/linux/of.h
> +++ b/include/linux/of.h
> @@ -22,6 +22,8 @@
>  
>  #include <asm/byteorder.h>
>  
> +#ifdef CONFIG_OF
> +
>  typedef u32 phandle;
>  typedef u32 ihandle;
>  
> @@ -194,4 +196,5 @@ extern void of_attach_node(struct device_node *);
>  extern void of_detach_node(struct device_node *);
>  #endif
>  
> +#endif /* CONFIG_OF */
>  #endif /* _LINUX_OF_H */


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