mlxsw: switchx2: Add Infiniband switch partition

In order to put a port in Infiniband fabric it should be assigned
to separate swid (Switch partition) that initialized as IB swid.
Signed-off-by: NElad Raz <eladr@mellanox.com>
Signed-off-by: NJiri Pirko <jiri@mellanox.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

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

@@ -44,6 +44,7 @@
 
 #define MLXSW_PORT_SWID_DISABLED_PORT	255
 #define MLXSW_PORT_SWID_ALL_SWIDS	254
+#define MLXSW_PORT_SWID_TYPE_IB		1
 #define MLXSW_PORT_SWID_TYPE_ETH	2
 
 #define MLXSW_PORT_MID			0xd000

drivers/net/ethernet/mellanox/mlxsw/switchx2.c

@@ -1590,13 +1590,17 @@ static struct mlxsw_config_profile mlxsw_sx_config_profile = {
 	.used_flood_mode		= 1,
 	.flood_mode			= 3,
 	.used_max_ib_mc			= 1,
-	.max_ib_mc			= 0,
+	.max_ib_mc			= 6,
 	.used_max_pkey			= 1,
 	.max_pkey			= 0,
 	.swid_config			= {
 		{
 			.used_type	= 1,
 			.type		= MLXSW_PORT_SWID_TYPE_ETH,
+		},
+		{
+			.used_type	= 1,
+			.type		= MLXSW_PORT_SWID_TYPE_IB,
 		}
 	},
 	.resource_query_enable		= 0,