net/mlx5: E-Switch, Make vport number u16

Vport number is 16-bit field in hardware. Make it u16.

Move location of vport in the structure so that it reduces a hole
in the structure.
Signed-off-by: Parav Pandit <parav@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>

drivers/net/ethernet/mellanox/mlx5/core/eswitch.h

@@ -152,7 +152,6 @@ enum mlx5_eswitch_vport_event {
 
 struct mlx5_vport {
 	struct mlx5_core_dev    *dev;
-	int                     vport;
 	struct hlist_head       uc_list[MLX5_L2_ADDR_HASH_SIZE];
 	struct hlist_head       mc_list[MLX5_L2_ADDR_HASH_SIZE];
 	struct mlx5_flow_handle *promisc_rule;
@@ -174,6 +173,7 @@ struct mlx5_vport {
 		u32 max_rate;
 	} qos;
 
+	u16 vport;
 	bool                    enabled;
 	enum mlx5_eswitch_vport_event enabled_events;
 	struct devlink_port *dl_port;

drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c

@@ -986,12 +986,13 @@ static void mlx5_eswitch_del_send_to_vport_meta_rules(struct mlx5_eswitch *esw)
 static int
 mlx5_eswitch_add_send_to_vport_meta_rules(struct mlx5_eswitch *esw)
 {
-	int num_vfs, vport_num, rule_idx = 0, err = 0;
 	struct mlx5_flow_destination dest = {};
 	struct mlx5_flow_act flow_act = {0};
+	int num_vfs, rule_idx = 0, err = 0;
 	struct mlx5_flow_handle *flow_rule;
 	struct mlx5_flow_handle **flows;
 	struct mlx5_flow_spec *spec;
+	u16 vport_num;
 
 	num_vfs = esw->esw_funcs.num_vfs;
 	flows = kvzalloc(num_vfs * sizeof(*flows), GFP_KERNEL);

include/linux/mlx5/eswitch.h

@@ -152,8 +152,7 @@ mlx5_eswitch_vport_match_metadata_enabled(const struct mlx5_eswitch *esw)
 };
 
 static inline u32
-mlx5_eswitch_get_vport_metadata_for_match(struct mlx5_eswitch *esw,
-					  int vport_num)
+mlx5_eswitch_get_vport_metadata_for_match(struct mlx5_eswitch *esw, u16 vport_num)
 {
 	return 0;
 };