diff options
| author | Mitchel Humpherys <mitchelh@codeaurora.org> | 2016-02-12 13:53:20 -0800 |
|---|---|---|
| committer | Jeevan Shriram <jshriram@codeaurora.org> | 2016-05-20 19:23:53 -0700 |
| commit | d5776325eac88409c5b58a9d45fb33fd2b183f70 (patch) | |
| tree | 4fbf239374cc25798cc5129e71ce5666b88b1f44 /include/linux | |
| parent | 1c3e2e747a295f88691a1be6f1736e806c26bf30 (diff) | |
iommu: Add DOMAIN_ATTR_FAST for requesting a fast domain
Some IOMMU drivers offer "fast" page table management routines for
special cases. There is often a trade-off with memory, etc. with these
so make their usage explicit with a domain attribute.
CRs-Fixed: 997751
Change-Id: Ia9f8ad6d924b294b6758970da2e9767f183b5649
Signed-off-by: Mitchel Humpherys <mitchelh@codeaurora.org>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/iommu.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/iommu.h b/include/linux/iommu.h index 0527a315adad..303768c814c3 100644 --- a/include/linux/iommu.h +++ b/include/linux/iommu.h @@ -128,6 +128,7 @@ enum iommu_attr { DOMAIN_ATTR_DYNAMIC, DOMAIN_ATTR_NON_FATAL_FAULTS, DOMAIN_ATTR_S1_BYPASS, + DOMAIN_ATTR_FAST, DOMAIN_ATTR_MAX, }; |