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authorYu Zhao <yu.zhao@intel.com>2009-05-18 13:51:33 +0800
committerDavid Woodhouse <David.Woodhouse@intel.com>2009-05-18 11:25:58 +0100
commite277d2fc79d6abb86fafadb58dca0b9c498a9aa7 (patch)
tree6f7a6c5bf2b300bec9fa76266eeb9089dc82e651 /include/linux/intel-iommu.h
parent302b4215daa0a704c843da40fd2529e5757a72da (diff)
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PCI: handle Virtual Function ATS enabling
The SR-IOV spec requires that the Smallest Translation Unit and the Invalidate Queue Depth fields in the Virtual Function ATS capability are hardwired to 0. If a function is a Virtual Function, then and set its Physical Function's STU before enabling the ATS. Signed-off-by: Yu Zhao <yu.zhao@intel.com> Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'include/linux/intel-iommu.h')
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