net/mlx5: Add comment to mlx5_devlink_params_register()

Add comment to mlx5_devlink_params_register() functions so it is clear
that only driver init params should be registered here.
Signed-off-by: Jiri Pirko <jiri@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Link: https://lore.kernel.org/r/20230314054234.267365-4-saeed@kernel.orgSigned-off-by: Jakub Kicinski <kuba@kernel.org>

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

@@ -805,6 +805,11 @@ int mlx5_devlink_params_register(struct devlink *devlink)
 {
 	int err;
 
+	/* Here only the driver init params should be registered.
+	 * Runtime params should be registered by the code which
+	 * behaviour they configure.
+	 */
+
 	err = devl_params_register(devlink, mlx5_devlink_params,
 				   ARRAY_SIZE(mlx5_devlink_params));
 	if (err)