Re: [PATCHv4 06/10] ARM: OMAP: display: change compat names to array

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* Tomi Valkeinen <tomi.valkeinen@xxxxxx> [150531 23:25]:
> Simplify the DSS detection logic by creating a list of the omapdss
> compat strings, instead of checking each separately with an 'if'.
> 
> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxx>

Acked-by: Tony Lindgren <tonY@xxxxxxxxxxx>

> ---
>  arch/arm/mach-omap2/display.c | 29 ++++++++++++++---------------
>  1 file changed, 14 insertions(+), 15 deletions(-)
> 
> diff --git a/arch/arm/mach-omap2/display.c b/arch/arm/mach-omap2/display.c
> index f492ae147c6a..9868d0bc7805 100644
> --- a/arch/arm/mach-omap2/display.c
> +++ b/arch/arm/mach-omap2/display.c
> @@ -568,25 +568,24 @@ void __init omapdss_early_init_of(void)
>  
>  }
>  
> +static const char * const omapdss_compat_names[] __initconst = {
> +	"ti,omap2-dss",
> +	"ti,omap3-dss",
> +	"ti,omap4-dss",
> +	"ti,omap5-dss",
> +};
> +
>  struct device_node * __init omapdss_find_dss_of_node(void)
>  {
>  	struct device_node *node;
> +	int i;
>  
> -	node = of_find_compatible_node(NULL, NULL, "ti,omap2-dss");
> -	if (node)
> -		return node;
> -
> -	node = of_find_compatible_node(NULL, NULL, "ti,omap3-dss");
> -	if (node)
> -		return node;
> -
> -	node = of_find_compatible_node(NULL, NULL, "ti,omap4-dss");
> -	if (node)
> -		return node;
> -
> -	node = of_find_compatible_node(NULL, NULL, "ti,omap5-dss");
> -	if (node)
> -		return node;
> +	for (i = 0; i < ARRAY_SIZE(omapdss_compat_names); ++i) {
> +		node = of_find_compatible_node(NULL, NULL,
> +			omapdss_compat_names[i]);
> +		if (node)
> +			return node;
> +	}
>  
>  	return NULL;
>  }
> -- 
> 2.1.4
> 
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