1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * drivers/net/team/team_mode_roundrobin.c - Round-robin mode for team
4 * Copyright (c) 2011 Jiri Pirko <jpirko@redhat.com>
7 #include <linux/kernel.h>
8 #include <linux/types.h>
9 #include <linux/module.h>
10 #include <linux/init.h>
11 #include <linux/errno.h>
12 #include <linux/netdevice.h>
13 #include <linux/if_team.h>
16 unsigned int sent_packets
;
19 static struct rr_priv
*rr_priv(struct team
*team
)
21 return (struct rr_priv
*) &team
->mode_priv
;
24 static bool rr_transmit(struct team
*team
, struct sk_buff
*skb
)
26 struct team_port
*port
;
29 port_index
= team_num_to_port_index(team
,
30 rr_priv(team
)->sent_packets
++);
31 port
= team_get_port_by_index_rcu(team
, port_index
);
34 port
= team_get_first_port_txable_rcu(team
, port
);
37 if (team_dev_queue_xmit(team
, port
, skb
))
42 dev_kfree_skb_any(skb
);
46 static const struct team_mode_ops rr_mode_ops
= {
47 .transmit
= rr_transmit
,
48 .port_enter
= team_modeop_port_enter
,
49 .port_change_dev_addr
= team_modeop_port_change_dev_addr
,
52 static const struct team_mode rr_mode
= {
55 .priv_size
= sizeof(struct rr_priv
),
57 .lag_tx_type
= NETDEV_LAG_TX_TYPE_ROUNDROBIN
,
60 static int __init
rr_init_module(void)
62 return team_mode_register(&rr_mode
);
65 static void __exit
rr_cleanup_module(void)
67 team_mode_unregister(&rr_mode
);
70 module_init(rr_init_module
);
71 module_exit(rr_cleanup_module
);
73 MODULE_LICENSE("GPL v2");
74 MODULE_AUTHOR("Jiri Pirko <jpirko@redhat.com>");
75 MODULE_DESCRIPTION("Round-robin mode for team");
76 MODULE_ALIAS_TEAM_MODE("roundrobin");