mirror of https://github.com/torvalds/linux.git
94 lines
2.6 KiB
C
94 lines
2.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/* Copyright (C) 2018-2021, Intel Corporation. */
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#ifndef _ICE_LAG_H_
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#define _ICE_LAG_H_
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#include <linux/netdevice.h>
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/* LAG roles for netdev */
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enum ice_lag_role {
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ICE_LAG_NONE,
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ICE_LAG_PRIMARY,
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ICE_LAG_BACKUP,
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ICE_LAG_UNSET
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};
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#define ICE_LAG_INVALID_PORT 0xFF
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#define ICE_LAGP_IDX 0
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#define ICE_LAGS_IDX 1
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#define ICE_LAGP_M 0x1
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#define ICE_LAGS_M 0x2
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#define ICE_LAG_RESET_RETRIES 5
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#define ICE_SW_DEFAULT_PROFILE 0
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#define ICE_FV_PROT_MDID 255
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#define ICE_LP_EXT_BUF_OFFSET 32
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struct ice_pf;
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struct ice_vf;
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struct ice_lag_netdev_list {
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struct list_head node;
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struct net_device *netdev;
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};
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/* LAG info struct */
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struct ice_lag {
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struct ice_pf *pf; /* backlink to PF struct */
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struct net_device *netdev; /* this PF's netdev */
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struct net_device *upper_netdev; /* upper bonding netdev */
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struct list_head *netdev_head;
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struct notifier_block notif_block;
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s32 bond_mode;
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u16 bond_swid; /* swid for primary interface */
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u8 active_port; /* lport value for the current active port */
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u8 bonded:1; /* currently bonded */
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u8 primary:1; /* this is primary */
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u8 bond_aa:1; /* is this bond active-active */
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u8 need_fltr_cfg:1; /* fltrs for A/A bond still need to be make */
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u8 port_bitmap:2; /* bitmap of active ports */
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u8 bond_lport_pri; /* lport values for primary PF */
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u8 bond_lport_sec; /* lport values for secondary PF */
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/* q_home keeps track of which interface the q is currently on */
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u8 q_home[ICE_MAX_SRIOV_VFS][ICE_MAX_RSS_QS_PER_VF];
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/* placeholder VSI for hanging VF queues from on secondary interface */
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struct ice_vsi *sec_vf[ICE_MAX_SRIOV_VFS];
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u16 pf_recipe;
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u16 lport_recipe;
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u16 act_act_recipe;
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u16 pf_rx_rule_id;
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u16 pf_tx_rule_id;
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u16 cp_rule_idx;
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u16 lport_rule_idx;
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u16 act_act_rule_idx;
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u8 role;
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};
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/* LAG workqueue struct */
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struct ice_lag_work {
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struct work_struct lag_task;
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struct ice_lag_netdev_list netdev_list;
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struct ice_lag *lag;
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unsigned long event;
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struct net_device *event_netdev;
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union {
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struct netdev_notifier_changeupper_info changeupper_info;
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struct netdev_notifier_bonding_info bonding_info;
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struct netdev_notifier_info notifier_info;
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} info;
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};
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void ice_lag_aa_failover(struct ice_lag *lag, u8 dest, struct ice_pf *e_pf);
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int ice_init_lag(struct ice_pf *pf);
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void ice_deinit_lag(struct ice_pf *pf);
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void ice_lag_rebuild(struct ice_pf *pf);
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bool ice_lag_is_switchdev_running(struct ice_pf *pf);
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void ice_lag_move_vf_nodes_cfg(struct ice_lag *lag, u8 src_prt, u8 dst_prt);
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u8 ice_lag_prepare_vf_reset(struct ice_lag *lag);
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void ice_lag_complete_vf_reset(struct ice_lag *lag, u8 act_prt);
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#endif /* _ICE_LAG_H_ */
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