1 files changed, 4 insertions, 0 deletions

diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index ffbbc7e39cee..6c1b4c900191 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -392,10 +392,14 @@ struct iommu_fwspec {
         const struct iommu_ops  *ops;
         struct fwnode_handle    *iommu_fwnode;
         void                    *iommu_priv;
+        u32                     flags;
         unsigned int            num_ids;
         u32                     ids[1];
 };
 
+/* ATS is supported */
+#define IOMMU_FWSPEC_PCI_RC_ATS                 (1 << 0)
+
 int iommu_fwspec_init(struct device *dev, struct fwnode_handle *iommu_fwnode,
                       const struct iommu_ops *ops);
 void iommu_fwspec_free(struct device *dev);