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-rw-r--r--include/linux/iommu.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index dca83d3405b1..c78d068930b7 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -25,10 +25,12 @@
#define IOMMU_WRITE (2)
#define IOMMU_CACHE (4) /* DMA cache coherency */
+struct iommu_ops;
struct bus_type;
struct device;
struct iommu_domain {
+ struct iommu_ops *ops;
void *priv;
};
@@ -55,7 +57,7 @@ struct iommu_ops {
extern void register_iommu(struct iommu_ops *ops);
extern int bus_set_iommu(struct bus_type *bus, struct iommu_ops *ops);
extern bool iommu_found(void);
-extern struct iommu_domain *iommu_domain_alloc(void);
+extern struct iommu_domain *iommu_domain_alloc(struct bus_type *bus);
extern void iommu_domain_free(struct iommu_domain *domain);
extern int iommu_attach_device(struct iommu_domain *domain,
struct device *dev);
@@ -79,7 +81,7 @@ static inline bool iommu_found(void)
return false;
}
-static inline struct iommu_domain *iommu_domain_alloc(void)
+static inline struct iommu_domain *iommu_domain_alloc(struct bus_type *bus)
{
return NULL;
}