Merge remote-tracking branch 'dwmw2-iommu/master'

[karo-tx-linux.git] / drivers / iommu / Kconfig

diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig
index 4d3385bc9112784a32bac6336df4c98684b5480f..b9094e9da537831aa693a49489418722d64f2d15 100644 (file)
--- a/drivers/iommu/Kconfig
+++ b/drivers/iommu/Kconfig
@@ -141,6 +141,16 @@ config INTEL_IOMMU
          and include PCI device scope covered by these DMA
          remapping devices.
 
+config INTEL_IOMMU_SVM
+       bool "Support for Shared Virtual Memory with Intel IOMMU"
+       depends on INTEL_IOMMU && X86
+       select PCI_PASID
+       select MMU_NOTIFIER
+       help
+         Shared Virtual Memory (SVM) provides a facility for devices
+         to access DMA resources through process address space by
+         means of a Process Address Space ID (PASID).
+
 config INTEL_IOMMU_DEFAULT_ON
        def_bool y
        prompt "Enable Intel DMA Remapping Devices by default"