nl802154: add support for dumping WPAN interface information

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/nl802154.h b/include/linux/nl802154.h
index 266dd96..9a1af5f8 100644
--- a/include/linux/nl802154.h
+++ b/include/linux/nl802154.h
@@ -111,6 +111,8 @@
 	IEEE802154_RX_ENABLE_REQ, /* Not supported yet */
 	IEEE802154_RX_ENABLE_CONF, /* Not supported yet */
 
+	IEEE802154_LIST_IFACE,
+
 	__IEEE802154_CMD_MAX,
 };