[PATCH] arm: increase FORCE_MAX_ZONEORDER for TI AM33XX

Tony Lindgren tony at atomide.com
Mon Oct 8 17:38:17 EDT 2012


* yegorslists at googlemail.com <yegorslists at googlemail.com> [120925 01:45]:
> From: Yegor Yefremov <yegorslists at googlemail.com>
> 
> FORCE_MAX_ZONEORDER of 12 is needed to allocation more than 4MB
> of consistent DMA memory (da8xx frame buffer driver).
> 
> Signed-off-by: Dejan Gacnik <dejan.gacnik at gmail.com>
> Signed-off-by: Yegor Yefremov <yegorslists at googlemail.com>

Thanks for updating this, applying this into omap fixes.

Regards,

Tony

> ---
>  arch/arm/Kconfig |    1 +
>  1 files changed, 1 insertions(+), 0 deletions(-)
> 
> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
> index 2f88d8d..06d489e 100644
> --- a/arch/arm/Kconfig
> +++ b/arch/arm/Kconfig
> @@ -1768,6 +1768,7 @@ source "mm/Kconfig"
>  config FORCE_MAX_ZONEORDER
>  	int "Maximum zone order" if ARCH_SHMOBILE
>  	range 11 64 if ARCH_SHMOBILE
> +	default "12" if SOC_AM33XX
>  	default "9" if SA1111
>  	default "11"
>  	help



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