Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
96 lines
2.1 KiB
C
96 lines
2.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright (c) 2025 Hisilicon Limited.
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*/
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#ifndef _HNS_ROCE_BOND_H
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#define _HNS_ROCE_BOND_H
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#include <linux/netdevice.h>
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#include <net/bonding.h>
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#define ROCE_BOND_FUNC_MAX 4
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#define ROCE_BOND_NUM_MAX 2
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#define BOND_ID(id) BIT(id)
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#define BOND_ERR_LOG(fmt, ...) \
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pr_err("HNS RoCE Bonding: " fmt, ##__VA_ARGS__)
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enum {
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BOND_MODE_1,
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BOND_MODE_2_4,
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};
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enum hns_roce_bond_hashtype {
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BOND_HASH_L2,
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BOND_HASH_L34,
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BOND_HASH_L23,
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};
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enum bond_support_type {
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BOND_NOT_SUPPORT,
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/*
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* bond_grp already exists, but in the current
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* conditions it's no longer supported
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*/
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BOND_EXISTING_NOT_SUPPORT,
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BOND_SUPPORT,
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};
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enum hns_roce_bond_state {
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HNS_ROCE_BOND_NOT_ATTACHED,
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HNS_ROCE_BOND_NOT_BONDED,
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HNS_ROCE_BOND_IS_BONDED,
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HNS_ROCE_BOND_SLAVE_CHANGE_NUM,
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HNS_ROCE_BOND_SLAVE_CHANGESTATE,
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};
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enum hns_roce_bond_cmd_type {
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HNS_ROCE_SET_BOND,
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HNS_ROCE_CHANGE_BOND,
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HNS_ROCE_CLEAR_BOND,
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};
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struct hns_roce_func_info {
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struct net_device *net_dev;
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struct hnae3_handle *handle;
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};
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struct hns_roce_bond_group {
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struct net_device *upper_dev;
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struct hns_roce_dev *main_hr_dev;
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u8 active_slave_num;
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u32 slave_map;
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u32 active_slave_map;
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u8 bond_id;
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u8 bus_num;
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struct hns_roce_func_info bond_func_info[ROCE_BOND_FUNC_MAX];
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bool bond_ready;
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enum hns_roce_bond_state bond_state;
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enum netdev_lag_tx_type tx_type;
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enum netdev_lag_hash hash_type;
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struct mutex bond_mutex;
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struct notifier_block bond_nb;
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struct delayed_work bond_work;
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};
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struct hns_roce_die_info {
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u8 bond_id_mask;
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struct hns_roce_bond_group *bgrps[ROCE_BOND_NUM_MAX];
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struct mutex die_mutex;
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u8 suspend_cnt;
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};
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struct hns_roce_bond_group *hns_roce_get_bond_grp(struct net_device *net_dev,
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u8 bus_num);
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int hns_roce_alloc_bond_grp(struct hns_roce_dev *hr_dev);
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void hns_roce_dealloc_bond_grp(void);
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void hns_roce_cleanup_bond(struct hns_roce_bond_group *bond_grp);
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bool hns_roce_bond_is_active(struct hns_roce_dev *hr_dev);
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int hns_roce_bond_init(struct hns_roce_dev *hr_dev);
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void hns_roce_bond_suspend(struct hnae3_handle *handle);
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void hns_roce_bond_resume(struct hnae3_handle *handle);
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#endif
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