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/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (C) 2018-2021, Intel Corporation. */
#ifndef _ICE_LAG_H_
#define _ICE_LAG_H_
#include <linux/netdevice.h>
/* LAG roles for netdev */
enum ice_lag_role {
ICE_LAG_NONE,
ICE_LAG_PRIMARY,
ICE_LAG_BACKUP,
ICE_LAG_UNSET
};
#define ICE_LAG_INVALID_PORT 0xFF
#define ICE_LAG_RESET_RETRIES 5
struct ice_pf;
struct ice_vf;
struct ice_lag_netdev_list {
struct list_head node;
struct net_device *netdev;
};
/* LAG info struct */
struct ice_lag {
struct ice_pf *pf; /* backlink to PF struct */
struct net_device *netdev; /* this PF's netdev */
struct net_device *upper_netdev; /* upper bonding netdev */
struct list_head *netdev_head;
struct notifier_block notif_block;
s32 bond_mode;
u16 bond_swid; /* swid for primary interface */
u8 active_port; /* lport value for the current active port */
u8 bonded:1; /* currently bonded */
u8 primary:1; /* this is primary */
u16 pf_recipe;
u16 pf_rule_id;
u16 cp_rule_idx;
u8 role;
};
/* LAG workqueue struct */
struct ice_lag_work {
struct work_struct lag_task;
struct ice_lag_netdev_list netdev_list;
struct ice_lag *lag;
unsigned long event;
struct net_device *event_netdev;
union {
struct netdev_notifier_changeupper_info changeupper_info;
struct netdev_notifier_bonding_info bonding_info;
struct netdev_notifier_info notifier_info;
} info;
};
void ice_lag_move_new_vf_nodes(struct ice_vf *vf);
int ice_init_lag(struct ice_pf *pf);
void ice_deinit_lag(struct ice_pf *pf);
void ice_lag_rebuild(struct ice_pf *pf);
#endif /* _ICE_LAG_H_ */
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