2 * drivers/net/ethernet/rocker/rocker.h - Rocker switch device driver
3 * Copyright (c) 2014-2016 Jiri Pirko <jiri@mellanox.com>
4 * Copyright (c) 2014 Scott Feldman <sfeldma@gmail.com>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
15 #include <linux/kernel.h>
16 #include <linux/types.h>
17 #include <linux/netdevice.h>
18 #include <linux/notifier.h>
19 #include <net/neighbour.h>
20 #include <net/switchdev.h>
22 #include "rocker_hw.h"
24 struct rocker_desc_info {
25 char *data; /* mapped */
28 struct rocker_desc *desc;
32 struct rocker_dma_ring_info {
36 struct rocker_desc *desc; /* mapped */
38 struct rocker_desc_info *desc_info;
45 struct net_device *dev;
46 struct rocker *rocker;
48 unsigned int port_number;
50 struct napi_struct napi_tx;
51 struct napi_struct napi_rx;
52 struct rocker_dma_ring_info tx_ring;
53 struct rocker_dma_ring_info rx_ring;
56 struct rocker_port *rocker_port_dev_lower_find(struct net_device *dev,
57 struct rocker *rocker);
59 struct rocker_world_ops;
64 struct msix_entry *msix_entries;
65 unsigned int port_count;
66 struct rocker_port **ports;
70 spinlock_t cmd_ring_lock; /* for cmd ring accesses */
71 struct rocker_dma_ring_info cmd_ring;
72 struct rocker_dma_ring_info event_ring;
73 struct notifier_block fib_nb;
74 struct rocker_world_ops *wops;
78 typedef int (*rocker_cmd_prep_cb_t)(const struct rocker_port *rocker_port,
79 struct rocker_desc_info *desc_info,
82 typedef int (*rocker_cmd_proc_cb_t)(const struct rocker_port *rocker_port,
83 const struct rocker_desc_info *desc_info,
86 int rocker_cmd_exec(struct rocker_port *rocker_port, bool nowait,
87 rocker_cmd_prep_cb_t prepare, void *prepare_priv,
88 rocker_cmd_proc_cb_t process, void *process_priv);
90 int rocker_port_set_learning(struct rocker_port *rocker_port,
93 struct rocker_world_ops {
96 size_t port_priv_size;
98 int (*init)(struct rocker *rocker);
99 void (*fini)(struct rocker *rocker);
100 int (*port_pre_init)(struct rocker_port *rocker_port);
101 int (*port_init)(struct rocker_port *rocker_port);
102 void (*port_fini)(struct rocker_port *rocker_port);
103 void (*port_post_fini)(struct rocker_port *rocker_port);
104 int (*port_open)(struct rocker_port *rocker_port);
105 void (*port_stop)(struct rocker_port *rocker_port);
106 int (*port_attr_stp_state_set)(struct rocker_port *rocker_port,
108 struct switchdev_trans *trans);
109 int (*port_attr_bridge_flags_set)(struct rocker_port *rocker_port,
110 unsigned long brport_flags,
111 struct switchdev_trans *trans);
112 int (*port_attr_bridge_flags_get)(const struct rocker_port *rocker_port,
113 unsigned long *p_brport_flags);
114 int (*port_attr_bridge_ageing_time_set)(struct rocker_port *rocker_port,
116 struct switchdev_trans *trans);
117 int (*port_obj_vlan_add)(struct rocker_port *rocker_port,
118 const struct switchdev_obj_port_vlan *vlan,
119 struct switchdev_trans *trans);
120 int (*port_obj_vlan_del)(struct rocker_port *rocker_port,
121 const struct switchdev_obj_port_vlan *vlan);
122 int (*port_obj_vlan_dump)(const struct rocker_port *rocker_port,
123 struct switchdev_obj_port_vlan *vlan,
124 switchdev_obj_dump_cb_t *cb);
125 int (*port_obj_fdb_add)(struct rocker_port *rocker_port,
126 const struct switchdev_obj_port_fdb *fdb,
127 struct switchdev_trans *trans);
128 int (*port_obj_fdb_del)(struct rocker_port *rocker_port,
129 const struct switchdev_obj_port_fdb *fdb);
130 int (*port_obj_fdb_dump)(const struct rocker_port *rocker_port,
131 struct switchdev_obj_port_fdb *fdb,
132 switchdev_obj_dump_cb_t *cb);
133 int (*port_master_linked)(struct rocker_port *rocker_port,
134 struct net_device *master);
135 int (*port_master_unlinked)(struct rocker_port *rocker_port,
136 struct net_device *master);
137 int (*port_neigh_update)(struct rocker_port *rocker_port,
138 struct neighbour *n);
139 int (*port_neigh_destroy)(struct rocker_port *rocker_port,
140 struct neighbour *n);
141 int (*port_ev_mac_vlan_seen)(struct rocker_port *rocker_port,
142 const unsigned char *addr,
144 int (*fib4_add)(struct rocker *rocker,
145 const struct fib_entry_notifier_info *fen_info);
146 int (*fib4_del)(struct rocker *rocker,
147 const struct fib_entry_notifier_info *fen_info);
148 void (*fib4_abort)(struct rocker *rocker);
151 extern struct rocker_world_ops rocker_ofdpa_ops;