diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index a8a9eb6..f1dc174 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -137,6 +137,8 @@
 #define ESCO_EV4	0x0010
 #define ESCO_EV5	0x0020
 
+#define SCO_ESCO_MASK  (ESCO_HV1 | ESCO_HV2 | ESCO_HV3)
+
 /* ACL flags */
 #define ACL_CONT		0x01
 #define ACL_START		0x02
@@ -696,6 +698,13 @@
 	__le16   clock_offset;
 } __attribute__ ((packed));
 
+#define HCI_EV_PKT_TYPE_CHANGE		0x1d
+struct hci_ev_pkt_type_change {
+	__u8     status;
+	__le16   handle;
+	__le16   pkt_type;
+} __attribute__ ((packed));
+
 #define HCI_EV_PSCAN_REP_MODE		0x20
 struct hci_ev_pscan_rep_mode {
 	bdaddr_t bdaddr;
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index c8255ad..6424d63 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -162,6 +162,7 @@
 	__u8		 dev_class[3];
 	__u8             features[8];
 	__u16            interval;
+	__u16            pkt_type;
 	__u16            link_policy;
 	__u32		 link_mode;
 	__u8             power_save;