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VT-d: parse ATSR in DMA Remapping Reporting Structure

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Parse the Root Port ATS Capability Reporting Structure in the DMA
Remapping Reporting Structure ACPI table.

Signed-off-by: Yu Zhao <yu.zhao@intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
This commit is contained in:
Yu Zhao
2009-05-18 13:51:34 +08:00
committed by David Woodhouse
parent e277d2fc79
commit aa5d2b515b
3 changed files with 116 additions and 6 deletions
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include/linux/intel-iommu.h
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@@ -331,6 +331,7 @@ static inline void __iommu_flush_cache(
}
extern struct dmar_drhd_unit * dmar_find_matched_drhd_unit(struct pci_dev *dev);
extern int dmar_find_matched_atsr_unit(struct pci_dev *dev);
extern int alloc_iommu(struct dmar_drhd_unit *drhd);
extern void free_iommu(struct intel_iommu *iommu);