net/mlx5e: Refactor mlx5e_eswitch_{*}rep() helpers

Change the helper to functions to accept constant pointer to struct
net_device. This is necessary for following patches in series that pass
mlx5e_eswitch_rep() as a callback to kernel bridge infrastructure code.
Signed-off-by: Vlad Buslov <vladbu@nvidia.com>
Reviewed-by: Jianbo Liu <jianbol@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>

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

@@ -536,13 +536,13 @@ static const struct net_device_ops mlx5e_netdev_ops_rep = {
 	.ndo_change_carrier      = mlx5e_rep_change_carrier,
 };
 
-bool mlx5e_eswitch_uplink_rep(struct net_device *netdev)
+bool mlx5e_eswitch_uplink_rep(const struct net_device *netdev)
 {
 	return netdev->netdev_ops == &mlx5e_netdev_ops &&
 	       mlx5e_is_uplink_rep(netdev_priv(netdev));
 }
 
-bool mlx5e_eswitch_vf_rep(struct net_device *netdev)
+bool mlx5e_eswitch_vf_rep(const struct net_device *netdev)
 {
 	return netdev->netdev_ops == &mlx5e_netdev_ops_rep;
 }

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

@@ -231,9 +231,9 @@ void mlx5e_remove_sqs_fwd_rules(struct mlx5e_priv *priv);
 
 void mlx5e_rep_queue_neigh_stats_work(struct mlx5e_priv *priv);
 
-bool mlx5e_eswitch_vf_rep(struct net_device *netdev);
-bool mlx5e_eswitch_uplink_rep(struct net_device *netdev);
-static inline bool mlx5e_eswitch_rep(struct net_device *netdev)
+bool mlx5e_eswitch_vf_rep(const struct net_device *netdev);
+bool mlx5e_eswitch_uplink_rep(const struct net_device *netdev);
+static inline bool mlx5e_eswitch_rep(const struct net_device *netdev)
 {
 	return mlx5e_eswitch_vf_rep(netdev) ||
 	       mlx5e_eswitch_uplink_rep(netdev);