iommu/core: Create central IOMMU group lookup/creation interface

[linux.git] / include / linux / iommu.h

diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index b96a5b2136e46be7fbeec8235c10a918df737ae9..a2e5843b0a222f9d6ccdfbd0e374c891d5b6358b 100644 (file)
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -181,6 +181,7 @@ extern int iommu_group_register_notifier(struct iommu_group *group,
 extern int iommu_group_unregister_notifier(struct iommu_group *group,
                                           struct notifier_block *nb);
 extern int iommu_group_id(struct iommu_group *group);
+extern struct iommu_group *iommu_group_get_for_dev(struct device *dev);
 
 extern int iommu_domain_get_attr(struct iommu_domain *domain, enum iommu_attr,
                                 void *data);