1 /* Copyright (c) 2013-2014, 2016-2017 The Linux Foundation. All rights reserved. 2 * 3 * This program is free software; you can redistribute it and/or modify 4 * it under the terms of the GNU General Public License version 2 and 5 * only version 2 as published by the Free Software Foundation. 6 * 7 * This program is distributed in the hope that it will be useful, 8 * but WITHOUT ANY WARRANTY; without even the implied warranty of 9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 10 * GNU General Public License for more details. 11 * 12 * RMNET Data configuration engine 13 * 14 */ 15 16 #include <linux/skbuff.h> 17 18 #ifndef _RMNET_CONFIG_H_ 19 #define _RMNET_CONFIG_H_ 20 21 #define RMNET_MAX_LOGICAL_EP 255 22 23 struct rmnet_endpoint { 24 u8 mux_id; 25 struct net_device *egress_dev; 26 struct hlist_node hlnode; 27 }; 28 29 /* One instance of this structure is instantiated for each real_dev associated 30 * with rmnet. 31 */ 32 struct rmnet_port { 33 struct net_device *dev; 34 u32 ingress_data_format; 35 u32 egress_data_format; 36 u8 nr_rmnet_devs; 37 u8 rmnet_mode; 38 struct hlist_head muxed_ep[RMNET_MAX_LOGICAL_EP]; 39 struct net_device *bridge_ep; 40 }; 41 42 extern struct rtnl_link_ops rmnet_link_ops; 43 44 struct rmnet_priv { 45 u8 mux_id; 46 struct net_device *real_dev; 47 }; 48 49 struct rmnet_port *rmnet_get_port(struct net_device *real_dev); 50 struct rmnet_endpoint *rmnet_get_endpoint(struct rmnet_port *port, u8 mux_id); 51 int rmnet_add_bridge(struct net_device *rmnet_dev, 52 struct net_device *slave_dev, 53 struct netlink_ext_ack *extack); 54 int rmnet_del_bridge(struct net_device *rmnet_dev, 55 struct net_device *slave_dev); 56 #endif /* _RMNET_CONFIG_H_ */ 57