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Subject: Re: [PATCH 3/4] Add for_each_compatible_node()
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Michael Ellerman <michael@ellerman.id.au>
In-Reply-To: <ddbfea5b1932c224845e3441b115cf7c3e495deb.1180961962.git.michael@ellerman.id.au>
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	<ddbfea5b1932c224845e3441b115cf7c3e495deb.1180961962.git.michael@ellerman.id.au>
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Date: Tue, 05 Jun 2007 08:44:23 +1000
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On Mon, 2007-06-04 at 23:00 +1000, Michael Ellerman wrote:
> Signed-off-by: Michael Ellerman <michael@ellerman.id.au>

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

> ---
>  include/asm-powerpc/prom.h |    3 +++
>  1 files changed, 3 insertions(+), 0 deletions(-)
> 
> diff --git a/include/asm-powerpc/prom.h b/include/asm-powerpc/prom.h
> index 6845af9..1122a92 100644
> --- a/include/asm-powerpc/prom.h
> +++ b/include/asm-powerpc/prom.h
> @@ -124,6 +124,9 @@ extern struct device_node *of_find_node_by_type(struct device_node *from,
>  	     dn = of_find_node_by_type(dn, type))
>  extern struct device_node *of_find_compatible_node(struct device_node *from,
>  	const char *type, const char *compat);
> +#define for_each_compatible_node(dn, type, compatible) \
> +	for (dn = of_find_compatible_node(NULL, type, compatible); dn; \
> +	     dn = of_find_compatible_node(dn, type, compatible))
>  extern struct device_node *of_find_node_by_path(const char *path);
>  extern struct device_node *of_find_node_by_phandle(phandle handle);
>  extern struct device_node *of_find_all_nodes(struct device_node *prev);