mlxsw: pci: Add max router interface resource

Add the max number of rif (router interfaces) to resource query.

Signed-off-by: Nogah Frankel <nogahf@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/core.h

@@ -276,7 +276,8 @@ struct mlxsw_resources {
 		max_virtual_routers_valid:1,
 		max_system_ports_valid:1,
 		max_vlan_groups_valid:1,
-		max_regions_valid:1;
+		max_regions_valid:1,
+		max_rif_valid:1;
 	u8      max_span;
 	u8	max_lag;
 	u8	max_ports_in_lag;
@@ -287,6 +288,7 @@ struct mlxsw_resources {
 	u16	max_system_ports;
 	u16	max_vlan_groups;
 	u16	max_regions;
+	u16	max_rif;
 
 	/* Internal resources.
 	 * Determined by the SW, not queried from the HW.

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

@@ -1165,6 +1165,7 @@ mlxsw_pci_config_profile_swid_config(struct mlxsw_pci *mlxsw_pci,
 #define MLXSW_MAX_SYSTEM_PORT_ID 0x2502
 #define MLXSW_MAX_VLAN_GROUPS_ID 0x2906
 #define MLXSW_MAX_REGIONS_ID 0x2901
+#define MLXSW_MAX_RIF_ID 0x2C02
 #define MLXSW_RESOURCES_QUERY_MAX_QUERIES 100
 #define MLXSW_RESOURCES_PER_QUERY 32
 
@@ -1212,6 +1213,10 @@ static void mlxsw_pci_resources_query_parse(int id, u64 val,
 		resources->max_regions = val;
 		resources->max_regions_valid = 1;
 		break;
+	case MLXSW_MAX_RIF_ID:
+		resources->max_rif = val;
+		resources->max_rif_valid = 1;
+		break;
 	default:
 		break;
 	}