/* SPDX-License-Identifier: GPL-2.0-only */ /* Copyright (c) 2013-2014, 2016-2018 The Linux Foundation. All rights reserved. * * RMNET Data configuration engine */ #include <linux/skbuff.h> #include <net/gro_cells.h> #ifndef _RMNET_CONFIG_H_ #define _RMNET_CONFIG_H_ #define RMNET_MAX_LOGICAL_EP 255 struct rmnet_endpoint { u8 mux_id; struct net_device *egress_dev; struct hlist_node hlnode; }; /* One instance of this structure is instantiated for each real_dev associated * with rmnet. */ struct rmnet_port { struct net_device *dev; u32 data_format; u8 nr_rmnet_devs; u8 rmnet_mode; struct hlist_head muxed_ep[RMNET_MAX_LOGICAL_EP]; struct net_device *bridge_ep; struct net_device *rmnet_dev; }; extern struct rtnl_link_ops rmnet_link_ops; struct rmnet_vnd_stats { u64 rx_pkts; u64 rx_bytes; u64 tx_pkts; u64 tx_bytes; u32 tx_drops; }; struct rmnet_pcpu_stats { struct rmnet_vnd_stats stats; struct u64_stats_sync syncp; }; struct rmnet_priv_stats { u64 csum_ok; u64 csum_valid_unset; u64 csum_validation_failed; u64 csum_err_bad_buffer; u64 csum_err_invalid_ip_version; u64 csum_err_invalid_transport; u64 csum_fragmented_pkt; u64 csum_skipped; u64 csum_sw; }; struct rmnet_priv { u8 mux_id; struct net_device *real_dev; struct rmnet_pcpu_stats __percpu *pcpu_stats; struct gro_cells gro_cells; struct rmnet_priv_stats stats; }; struct rmnet_port *rmnet_get_port_rcu(struct net_device *real_dev); struct rmnet_endpoint *rmnet_get_endpoint(struct rmnet_port *port, u8 mux_id); int rmnet_add_bridge(struct net_device *rmnet_dev, struct net_device *slave_dev, struct netlink_ext_ack *extack); int rmnet_del_bridge(struct net_device *rmnet_dev, struct net_device *slave_dev); struct rmnet_port* rmnet_get_port_rtnl(const struct net_device *real_dev); #endif /* _RMNET_CONFIG_H_ */