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Diffstat (limited to 'include/linux/of_iommu.h')
-rw-r--r--include/linux/of_iommu.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/of_iommu.h b/include/linux/of_iommu.h
index 5762cdc8effe..d03abbb11c34 100644
--- a/include/linux/of_iommu.h
+++ b/include/linux/of_iommu.h
@@ -1,6 +1,7 @@
#ifndef __OF_IOMMU_H
#define __OF_IOMMU_H
+#include <linux/device.h>
#include <linux/iommu.h>
#include <linux/of.h>
@@ -11,6 +12,7 @@ extern int of_get_dma_window(struct device_node *dn, const char *prefix,
size_t *size);
extern void of_iommu_init(void);
+extern struct iommu_ops *of_iommu_configure(struct device *dev);
#else
@@ -22,6 +24,10 @@ static inline int of_get_dma_window(struct device_node *dn, const char *prefix,
}
static inline void of_iommu_init(void) { }
+static inline struct iommu_ops *of_iommu_configure(struct device *dev)
+{
+ return NULL;
+}
#endif /* CONFIG_OF_IOMMU */