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| author | Joerg Roedel <joerg.roedel@amd.com> | 2011-11-09 12:31:15 +0100 |
|---|---|---|
| committer | Joerg Roedel <joerg.roedel@amd.com> | 2011-12-12 15:19:07 +0100 |
| commit | e3c495c74bc008a5c3671bf3411bc7f5382fa58f (patch) | |
| tree | c0557712e92cbfe7358ede7ad8c79862ae7a538f /drivers/iommu/Kconfig | |
| parent | 399be2f51979aaf4e3391d98d11e3aeaac7633a4 (diff) | |
| download | lwn-e3c495c74bc008a5c3671bf3411bc7f5382fa58f.tar.gz lwn-e3c495c74bc008a5c3671bf3411bc7f5382fa58f.zip | |
iommu/amd: Add driver stub for AMD IOMMUv2 support
Add a Kconfig option for the optional driver. Since it is
optional it can be compiled as a module and will only be
loaded when required by another driver.
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Diffstat (limited to 'drivers/iommu/Kconfig')
| -rw-r--r-- | drivers/iommu/Kconfig | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig index 220dfc24b311..e608a36bb0b1 100644 --- a/drivers/iommu/Kconfig +++ b/drivers/iommu/Kconfig @@ -60,6 +60,14 @@ config AMD_IOMMU_STATS information to userspace via debugfs. If unsure, say N. +config AMD_IOMMU_V2 + tristate "AMD IOMMU Version 2 driver (EXPERIMENTAL)" + depends on AMD_IOMMU && EXPERIMENTAL + ---help--- + This option enables support for the AMD IOMMUv2 features of the IOMMU + hardware. Select this option if you want to use devices that support + the the PCI PRI and PASID interface. + # Intel IOMMU support config DMAR_TABLE bool |