CONFIG_IA64_DIG_VTD is not available for thedefaultarchitecture x86.
Result is shown for architecture ia64
default or selected kernelversion does not have config value CONFIG_IA64_DIG_VTD.
Result is shown for kernelversion 6.9.9
DIG+Intel+IOMMU
configname: CONFIG_IA64_DIG_VTD
System type
└─>DIG+Intel+IOMMU