Tegra SMMU IOMMU Support

modulename: tegra-smmu.ko

configname: CONFIG_TEGRA_IOMMU_SMMU

Linux Kernel Configuration
└─>Device Drivers
└─>IOMMU Hardware Support
└─>Tegra SMMU IOMMU Support
In linux kernel since version 3.1 (release Date: 2011-10-24)  
Enables support for remapping discontiguous physical memory
shared with the operating system into contiguous I/O virtual
space through the SMMU (System Memory Management Unit)
hardware included on Tegra SoCs.

source code: