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iommu: Implement DOMAIN_ATTR_PAGING attribute

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This attribute of a domain can be queried to find out if the
domain supports setting up page-tables using the iommu_map()
and iommu_unmap() functions.

Signed-off-by: Joerg Roedel <joro@8bytes.org>
This commit is contained in:
Joerg Roedel 2013-01-29 13:49:04 +01:00
parent 57886518a8
commit d2e1216016
2 changed files with 6 additions and 0 deletions
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1
include/linux/iommu.h
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@ -59,6 +59,7 @@ struct iommu_domain {
enum iommu_attr {
DOMAIN_ATTR_GEOMETRY,
DOMAIN_ATTR_PAGING,
DOMAIN_ATTR_MAX,
};