msm_rmnet: merge support for RAWIP msm_rmnet device

Add to support for msm_rmnet device using ARPHRD_RAWIP.

CRs-Fixed: 1078373
Change-Id: Ie1e5433f440b26b644cccb18083ef325129f7942
Acked-by: Andrew Richardson <randrew@qualcomm.com>
Signed-off-by: Subash Abhinov Kasiviswanathan <subashab@codeaurora.org>
diff --git a/include/uapi/linux/if_arp.h b/include/uapi/linux/if_arp.h
index 4d024d7..e762447 100644
--- a/include/uapi/linux/if_arp.h
+++ b/include/uapi/linux/if_arp.h
@@ -59,6 +59,7 @@
 #define ARPHRD_LAPB	516		/* LAPB				*/
 #define ARPHRD_DDCMP    517		/* Digital's DDCMP protocol     */
 #define ARPHRD_RAWHDLC	518		/* Raw HDLC			*/
+#define ARPHRD_RAWIP	530		/* Raw IP			*/
 
 #define ARPHRD_TUNNEL	768		/* IPIP tunnel			*/
 #define ARPHRD_TUNNEL6	769		/* IP6IP6 tunnel       		*/
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index d4722d2..4dd596c 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -2128,6 +2128,9 @@ static int ipv6_generate_eui64(u8 *eui, struct net_device *dev)
 		return addrconf_ifid_ieee1394(eui, dev);
 	case ARPHRD_TUNNEL6:
 		return addrconf_ifid_ip6tnl(eui, dev);
+	case ARPHRD_RAWIP:
+		get_random_bytes(eui, 8);
+		return 0;
 	}
 	return -1;
 }
@@ -3227,7 +3230,8 @@ static void addrconf_dev_config(struct net_device *dev)
 	    (dev->type != ARPHRD_IEEE1394) &&
 	    (dev->type != ARPHRD_TUNNEL6) &&
 	    (dev->type != ARPHRD_6LOWPAN) &&
-	    (dev->type != ARPHRD_NONE)) {
+	    (dev->type != ARPHRD_NONE) &&
+	    (dev->type != ARPHRD_RAWIP)) {
 		/* Alas, we support only Ethernet autoconfiguration. */
 		return;
 	}