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# SPDX-License-Identifier: GPL-2.0-only
config IOMMUFD
tristate "IOMMU Userspace API"
select INTERVAL_TREE
select INTERVAL_TREE_SPAN_ITER
select IOMMU_API
default n
help
Provides /dev/iommu, the user API to control the IOMMU subsystem as
it relates to managing IO page tables that point at user space memory.
If you don't know what to do here, say N.
if IOMMUFD
config IOMMUFD_TEST
bool "IOMMU Userspace API Test support"
depends on DEBUG_KERNEL
depends on FAULT_INJECTION
depends on RUNTIME_TESTING_MENU
default n
help
This is dangerous, do not enable unless running
tools/testing/selftests/iommu
endif
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