1 /* Copyright (c) 2013-2014, 2016-2018 The Linux Foundation. All rights reserved.
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.
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.
12 * RMNET Data configuration engine
16 #include <linux/skbuff.h>
17 #include <net/gro_cells.h>
19 #ifndef _RMNET_CONFIG_H_
20 #define _RMNET_CONFIG_H_
22 #define RMNET_MAX_LOGICAL_EP 255
24 struct rmnet_endpoint {
26 struct net_device *egress_dev;
27 struct hlist_node hlnode;
30 /* One instance of this structure is instantiated for each real_dev associated
34 struct net_device *dev;
38 struct hlist_head muxed_ep[RMNET_MAX_LOGICAL_EP];
39 struct net_device *bridge_ep;
40 struct net_device *rmnet_dev;
43 extern struct rtnl_link_ops rmnet_link_ops;
45 struct rmnet_vnd_stats {
53 struct rmnet_pcpu_stats {
54 struct rmnet_vnd_stats stats;
55 struct u64_stats_sync syncp;
58 struct rmnet_priv_stats {
61 u64 csum_validation_failed;
62 u64 csum_err_bad_buffer;
63 u64 csum_err_invalid_ip_version;
64 u64 csum_err_invalid_transport;
65 u64 csum_fragmented_pkt;
72 struct net_device *real_dev;
73 struct rmnet_pcpu_stats __percpu *pcpu_stats;
74 struct gro_cells gro_cells;
75 struct rmnet_priv_stats stats;
78 struct rmnet_port *rmnet_get_port_rcu(struct net_device *real_dev);
79 struct rmnet_endpoint *rmnet_get_endpoint(struct rmnet_port *port, u8 mux_id);
80 int rmnet_add_bridge(struct net_device *rmnet_dev,
81 struct net_device *slave_dev,
82 struct netlink_ext_ack *extack);
83 int rmnet_del_bridge(struct net_device *rmnet_dev,
84 struct net_device *slave_dev);
85 #endif /* _RMNET_CONFIG_H_ */