projects / mirror_ubuntu-hirsute-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 10a193ed RD |
1 | /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ |
| 2 | /* Copyright (c) 2019 Mellanox Technologies. */ | |
| 3 | ||
| 4 | #ifndef __MLX5_LAG_H__ | |
| 5 | #define __MLX5_LAG_H__ | |
| 6 | ||
| 7 | #include "mlx5_core.h" | |
| 544fe7c2 | 8 | #include "lag_mp.h" |
| 10a193ed | 9 | |
| 84d2dbb0 EA |
10 | enum { |
| 11 | MLX5_LAG_P1, | |
| 12 | MLX5_LAG_P2, | |
| 13 | }; | |
| 14 | ||
| 10a193ed RD |
15 | enum { |
| 16 | MLX5_LAG_FLAG_ROCE = 1 << 0, | |
| 17 | MLX5_LAG_FLAG_SRIOV = 1 << 1, | |
| 724b509c | 18 | MLX5_LAG_FLAG_MULTIPATH = 1 << 2, |
| 10a193ed RD |
19 | }; |
| 20 | ||
| 724b509c RD |
21 | #define MLX5_LAG_MODE_FLAGS (MLX5_LAG_FLAG_ROCE | MLX5_LAG_FLAG_SRIOV |\ |
| 22 | MLX5_LAG_FLAG_MULTIPATH) | |
| 10a193ed RD |
23 | |
| 24 | struct lag_func { | |
| 25 | struct mlx5_core_dev *dev; | |
| 26 | struct net_device *netdev; | |
| 27 | }; | |
| 28 | ||
| 29 | /* Used for collection of netdev event info. */ | |
| 30 | struct lag_tracker { | |
| 31 | enum netdev_lag_tx_type tx_type; | |
| 32 | struct netdev_lag_lower_state_info netdev_state[MLX5_MAX_PORTS]; | |
| 33 | unsigned int is_bonded:1; | |
| 34 | }; | |
| 35 | ||
| 36 | /* LAG data of a ConnectX card. | |
| 37 | * It serves both its phys functions. | |
| 38 | */ | |
| 39 | struct mlx5_lag { | |
| 40 | u8 flags; | |
| 41 | u8 v2p_map[MLX5_MAX_PORTS]; | |
| 42 | struct lag_func pf[MLX5_MAX_PORTS]; | |
| 43 | struct lag_tracker tracker; | |
| e6ee5e71 | 44 | struct workqueue_struct *wq; |
| 10a193ed RD |
45 | struct delayed_work bond_work; |
| 46 | struct notifier_block nb; | |
| 544fe7c2 | 47 | struct lag_mp lag_mp; |
| 10a193ed RD |
48 | }; |
| 49 | ||
| 50 | static inline struct mlx5_lag * | |
| 51 | mlx5_lag_dev_get(struct mlx5_core_dev *dev) | |
| 52 | { | |
| 53 | return dev->priv.lag; | |
| 54 | } | |
| 55 | ||
| 56 | static inline bool | |
| 57 | __mlx5_lag_is_active(struct mlx5_lag *ldev) | |
| 58 | { | |
| 59 | return !!(ldev->flags & MLX5_LAG_MODE_FLAGS); | |
| 60 | } | |
| 61 | ||
| 62 | void mlx5_modify_lag(struct mlx5_lag *ldev, | |
| 63 | struct lag_tracker *tracker); | |
| 64 | int mlx5_activate_lag(struct mlx5_lag *ldev, | |
| 65 | struct lag_tracker *tracker, | |
| 66 | u8 flags); | |
| 67 | int mlx5_lag_dev_get_netdev_idx(struct mlx5_lag *ldev, | |
| 68 | struct net_device *ndev); | |
| 69 | ||
| 70 | #endif /* __MLX5_LAG_H__ */ |