[PATCH v2 linux-next] iommu: Enable LPAE pagetable on ARM only

Laurent Pinchart laurent.pinchart at ideasonboard.com
Mon Feb 23 15:58:17 PST 2015


Hi Vincent,

Thank you for the patch.

On Tuesday 24 February 2015 00:55:21 Vincent Stehlé wrote:
> LPAE iommu page table makes sense only for ARM architecture. Add the
> corresponding dependency in Kconfig (and enable for COMPILE_TEST, too, as
> per Laurent's suggestion).
> 
> Signed-off-by: Vincent Stehlé <vincent.stehle at laposte.net>
> Suggested-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
> Cc: Will Deacon <will.deacon at arm.com>

Acked-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>

> ---
> 
> Changes since v1:
> - Add condition on COMPILE_TEST
> 
>  drivers/iommu/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig
> index baa0d97..27cd88d 100644
> --- a/drivers/iommu/Kconfig
> +++ b/drivers/iommu/Kconfig
> @@ -22,6 +22,7 @@ config IOMMU_IO_PGTABLE
> 
>  config IOMMU_IO_PGTABLE_LPAE
>  	bool "ARMv7/v8 Long Descriptor Format"
> +	depends on ARM || COMPILE_TEST
>  	select IOMMU_IO_PGTABLE
>  	help
>  	  Enable support for the ARM long descriptor pagetable format.

-- 
Regards,

Laurent Pinchart




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