diff --git a/include/linux/intel-svm.h b/include/linux/intel-svm.h
index 42f80ad..239f8a1 100644
--- a/include/linux/intel-svm.h
+++ b/include/linux/intel-svm.h
@@ -20,10 +20,23 @@
 
 struct device;
 
+struct svm_dev_ops {
+	void (*fault_cb)(struct device *dev, int pasid, u64 address,
+			 u32 private, int rwxp, int response);
+};
+
+/* Values for rxwp in fault_cb callback */
+#define SVM_REQ_READ	(1<<3)
+#define SVM_REQ_WRITE	(1<<2)
+#define SVM_REQ_EXEC	(1<<1)
+#define SVM_REQ_PRIV	(1<<0)
+
 /**
  * intel_svm_bind_mm() - Bind the current process to a PASID
  * @dev:	Device to be granted acccess
  * @pasid:	Address for allocated PASID
+ * @flags:	Flags. Later for requesting supervisor mode, etc.
+ * @ops:	Callbacks to device driver
  *
  * This function attempts to enable PASID support for the given device.
  * If the @pasid argument is non-%NULL, a PASID is allocated for access
@@ -45,7 +58,8 @@
  * Multiple calls from the same process may result in the same PASID
  * being re-used. A reference count is kept.
  */
-extern int intel_svm_bind_mm(struct device *dev, int *pasid);
+extern int intel_svm_bind_mm(struct device *dev, int *pasid, int flags,
+			     struct svm_dev_ops *ops);
 
 /**
  * intel_svm_unbind_mm() - Unbind a specified PASID
@@ -66,7 +80,8 @@
 
 #else /* CONFIG_INTEL_IOMMU_SVM */
 
-static inline int intel_svm_bind_mm(struct device *dev, int *pasid)
+static inline int intel_svm_bind_mm(struct device *dev, int *pasid,
+				    int flags, struct svm_dev_ops *ops)
 {
 	return -ENOSYS;
 }
@@ -77,6 +92,6 @@
 }
 #endif /* CONFIG_INTEL_IOMMU_SVM */
 
-#define intel_svm_available(dev) (!intel_svm_bind_mm((dev), NULL))
+#define intel_svm_available(dev) (!intel_svm_bind_mm((dev), NULL, 0, NULL))
 
 #endif /* __INTEL_SVM_H__ */