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-rw-r--r--include/linux/iommu.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index 9208eca4b0d1..e26cf84e5d82 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -417,6 +417,7 @@ static inline const struct iommu_ops *dev_iommu_ops(struct device *dev)
extern int bus_set_iommu(struct bus_type *bus, const struct iommu_ops *ops);
extern int bus_iommu_probe(struct bus_type *bus);
extern bool iommu_present(struct bus_type *bus);
+extern bool device_iommu_capable(struct device *dev, enum iommu_cap cap);
extern bool iommu_capable(struct bus_type *bus, enum iommu_cap cap);
extern struct iommu_domain *iommu_domain_alloc(struct bus_type *bus);
extern struct iommu_group *iommu_group_get_by_id(int id);
@@ -689,6 +690,11 @@ static inline bool iommu_present(struct bus_type *bus)
return false;
}
+static inline bool device_iommu_capable(struct device *dev, enum iommu_cap cap)
+{
+ return false;
+}
+
static inline bool iommu_capable(struct bus_type *bus, enum iommu_cap cap)
{
return false;