Bluetooth: Add management events for controller addition & removal

This patch adds Bluetooth Management interface events for controller
addition and removal. The events correspond to the existing HCI_DEV_REG
and HCI_DEV_UNREG stack internal events.

Signed-off-by: Johan Hedberg <johan.hedberg@nokia.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
diff --git a/include/net/bluetooth/mgmt.h b/include/net/bluetooth/mgmt.h
index 70985aa..ca29c13 100644
--- a/include/net/bluetooth/mgmt.h
+++ b/include/net/bluetooth/mgmt.h
@@ -75,3 +75,13 @@
 	__le16 index;
 	__u8 error_code;
 } __packed;
+
+#define MGMT_EV_INDEX_ADDED		0x0004
+struct mgmt_ev_index_added {
+	__le16 index;
+} __packed;
+
+#define MGMT_EV_INDEX_REMOVED		0x0005
+struct mgmt_ev_index_removed {
+	__le16 index;
+} __packed;