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2019-02-11iommu: Allow io-pgtable to be used outside of drivers/iommu/Rob Herring
Move io-pgtable.h to include/linux/ and export alloc_io_pgtable_ops and free_io_pgtable_ops. This enables drivers outside drivers/iommu/ to use the page table library. Specifically, some ARM Mali GPUs use the ARM page table formats. Cc: Will Deacon <will.deacon@arm.com> Cc: Robin Murphy <robin.murphy@arm.com> Cc: Joerg Roedel <joro@8bytes.org> Cc: Matthias Brugger <matthias.bgg@gmail.com> Cc: Rob Clark <robdclark@gmail.com> Cc: linux-arm-kernel@lists.infradead.org Cc: iommu@lists.linux-foundation.org Cc: linux-mediatek@lists.infradead.org Cc: linux-arm-msm@vger.kernel.org Signed-off-by: Rob Herring <robh@kernel.org> Signed-off-by: Joerg Roedel <jroedel@suse.de>