[PATCH v2] iommu/io-pgtable-arm: Add built time dependency
Joerg Roedel
joro at 8bytes.org
Tue Mar 3 05:05:09 PST 2015
On Mon, Feb 23, 2015 at 10:05:21AM +0100, Jean Delvare wrote:
> If io-pgtable-arm is an ARM-specific driver then configuration option
> IOMMU_IO_PGTABLE_LPAE should not be presented to the user by default
> for non-ARM kernels.
>
> Signed-off-by: Jean Delvare <jdelvare at suse.de>
> Cc: Will Deacon <will.deacon at arm.com>
> Cc: Joerg Roedel <joro at 8bytes.org>
> ---
> Changes since v1:
> * Added ARM64 as suggested by Will Deacon.
>
> drivers/iommu/Kconfig | 1 +
> 1 file changed, 1 insertion(+)
>
> --- linux-4.0-rc1.orig/drivers/iommu/Kconfig 2015-02-20 17:24:46.838955014 +0100
> +++ linux-4.0-rc1/drivers/iommu/Kconfig 2015-02-23 10:03:06.487667832 +0100
> @@ -23,6 +23,7 @@ config IOMMU_IO_PGTABLE
> config IOMMU_IO_PGTABLE_LPAE
> bool "ARMv7/v8 Long Descriptor Format"
> select IOMMU_IO_PGTABLE
> + depends on ARM || ARM64 || COMPILE_TEST
> help
> Enable support for the ARM long descriptor pagetable format.
> This allocator supports 4K/2M/1G, 16K/32M and 64K/512M page
Applied, thanks.
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