1 files changed, 2 insertions, 0 deletions

diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index 54d6d690073c..7e83370e6fd2 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -20,6 +20,7 @@
 #define __LINUX_IOMMU_H
 
 #include <linux/errno.h>
+#include <linux/types.h>
 
 #define IOMMU_READ      (1)
 #define IOMMU_WRITE     (2)
@@ -30,6 +31,7 @@ struct iommu_group;
 struct bus_type;
 struct device;
 struct iommu_domain;
+struct notifier_block;
 
 /* iommu fault flags */
 #define IOMMU_FAULT_READ        0x0