IOMMU Updates for Linux v3.17 This time with: * Support for the generic PCI device alias code in x86 IOMMU drivers * A new sysfs interface for IOMMUs * Preparations for hotplug support in the Intel IOMMU driver * Change the AMD IOMMUv2 driver to not hold references to core data structures like mm_struct or task_struct. Rely on mmu_notifers instead. * Removal of the OMAP IOVMM interface, all users of it are converted to DMA-API now * Make the struct iommu_ops const everywhere * Initial PCI support for the ARM SMMU driver * There is now a generic device tree binding documented for ARM IOMMUs * Various fixes and cleanups all over the place Also included are some changes to the OMAP code, which are acked by the maintainer.