iommu/amd: Report irq remapping through IOMMU-API

Report the availability of irq remapping through the IOMMU-API to allow KVM device passthrough again without additional module parameter overrides. Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
git-mirror · Sep 28, 2012 · bdddadc · bdddadc
1 parent ebe60bb
commit bdddadc
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
@@ -3353,6 +3353,8 @@ static int amd_iommu_domain_has_cap(struct iommu_domain *domain,
 	switch (cap) {
 	case IOMMU_CAP_CACHE_COHERENCY:
 		return 1;
+	case IOMMU_CAP_INTR_REMAP:
+		return irq_remapping_enabled;
 	}
 
 	return 0;