iommu/vt-d: Use real field for indication of first level
The dmar_domain uses bit field members to indicate the behaviors. Add a bit field for using first level and remove the flags member to avoid duplication. Signed-off-by:Lu Baolu <baolu.lu@linux.intel.com> Reviewed-by:
Kevin Tian <kevin.tian@intel.com> Link: https://lore.kernel.org/r/20221118132451.114406-8-baolu.lu@linux.intel.com Signed-off-by:
Joerg Roedel <jroedel@suse.de>
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