iommu/vt-d: Store PCI segment number in struct intel_iommu

Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
mariux64 · Mar 24, 2014 · 67ccac4 · 67ccac4
1 parent 7c7faa1
commit 67ccac4
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diff --git a/drivers/iommu/dmar.c b/drivers/iommu/dmar.c
@@ -952,6 +952,7 @@ static int alloc_iommu(struct dmar_drhd_unit *drhd)
 	}
 	iommu->agaw = agaw;
 	iommu->msagaw = msagaw;
+	iommu->segment = drhd->segment;
 
 	iommu->node = -1;
 

diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h
@@ -319,6 +319,7 @@ struct intel_iommu {
 	int		agaw; /* agaw of this iommu */
 	int		msagaw; /* max sagaw of this iommu */
 	unsigned int 	irq;
+	u16		segment;     /* PCI segment# */
 	unsigned char 	name[13];    /* Device Name */
 
 #ifdef CONFIG_INTEL_IOMMU