mlxsw: spectrum_router: Publish mlxsw_sp_l3proto

The spectrum_ipip module that will be introduced in the follow-up
patches needs to know the data type.

Signed-off-by: Petr Machata <petrm@mellanox.com>
Reviewed-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c

@@ -405,11 +405,6 @@ struct mlxsw_sp_rt6 {
 	struct rt6_info *rt;
 };
 
-enum mlxsw_sp_l3proto {
-	MLXSW_SP_L3_PROTO_IPV4,
-	MLXSW_SP_L3_PROTO_IPV6,
-};
-
 struct mlxsw_sp_lpm_tree {
 	u8 id; /* tree ID */
 	unsigned int ref_count;

drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h

@@ -37,6 +37,11 @@
 
 #include "spectrum.h"
 
+enum mlxsw_sp_l3proto {
+	MLXSW_SP_L3_PROTO_IPV4,
+	MLXSW_SP_L3_PROTO_IPV6,
+};
+
 enum mlxsw_sp_rif_counter_dir {
 	MLXSW_SP_RIF_COUNTER_INGRESS,
 	MLXSW_SP_RIF_COUNTER_EGRESS,