[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
More information about the linux-arm-kernel
mailing list