[PATCH v6 02/12] iommu/exynos: always use iommu fault handler

This commit removes fault handler definition only for exynos-iommu driver. Instead, always call iommu fault handler when a fault is generated by a System MMU. Every new iommu_domain will have a default fault handler and it can be overridden with iommu_set_fault_handler(). The default fault handler

[PATCH v6 02/12] iommu/exynos: always use iommu fault handler

This commit removes fault handler definition only for exynos-iommu driver. Instead, always call iommu fault handler when a fault is generated by a System MMU. Every new iommu_domain will have a default fault handler and it can be overridden with iommu_set_fault_handler(). The default fault handler