Phonet: common socket glue

This provides the socket API for the Phonet protocols family.

Signed-off-by: Remi Denis-Courmont <remi.denis-courmont@nokia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/phonet.h b/include/linux/phonet.h
index 6a764f8..001c0e6 100644
--- a/include/linux/phonet.h
+++ b/include/linux/phonet.h
@@ -32,6 +32,9 @@
 #define PNADDR_ANY		0
 #define PNPORT_RESOURCE_ROUTING	0
 
+/* ioctls */
+#define SIOCPNGETOBJECT		(SIOCPROTOPRIVATE + 0)
+
 /* Phonet protocol header */
 struct phonethdr {
 	__u8	pn_rdev;