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diff --git a/include/net/ieee802154/af_ieee802154.h b/include/net/ieee802154/af_ieee802154.h
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+++ b/include/net/ieee802154/af_ieee802154.h
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+/*
+ * IEEE 802.15.4 inteface for userspace
+ *
+ * Copyright 2007, 2008 Siemens AG
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Written by:
+ * Sergey Lapin <slapin@ossfans.org>
+ * Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
+ */
+
+#ifndef _AF_IEEE802154_H
+#define _AF_IEEE802154_H
+
+#include <linux/socket.h> /* for sa_family_t */
+
+enum {
+ IEEE802154_ADDR_NONE = 0x0,
+ /* RESERVED = 0x01, */
+ IEEE802154_ADDR_SHORT = 0x2, /* 16-bit address + PANid */
+ IEEE802154_ADDR_LONG = 0x3, /* 64-bit address + PANid */
+};
+
+/* address length, octets */
+#define IEEE802154_ADDR_LEN 8
+
+struct ieee802154_addr {
+ int addr_type;
+ u16 pan_id;
+ union {
+ u8 hwaddr[IEEE802154_ADDR_LEN];
+ u16 short_addr;
+ };
+};
+
+#define IEEE802154_PANID_BROADCAST 0xffff
+#define IEEE802154_ADDR_BROADCAST 0xffff
+#define IEEE802154_ADDR_UNDEF 0xfffe
+
+struct sockaddr_ieee802154 {
+ sa_family_t family; /* AF_IEEE802154 */
+ struct ieee802154_addr addr;
+};
+
+/* master device */
+#define IEEE802154_SIOC_ADD_SLAVE (SIOCDEVPRIVATE + 0)
+
+#endif

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