diff options
author | Maor Gottlieb <maorg@nvidia.com> | 2021-07-05 15:34:00 +0300 |
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committer | Saeed Mahameed <saeedm@nvidia.com> | 2021-10-19 06:18:08 +0300 |
commit | 3d677735d3b7f00f42cfd57a51d3d2109cf65f87 (patch) | |
tree | 22406d94f3d0a8d19d08f744c2a7589e4323e401 /drivers/net/ethernet/mellanox/mlx5/core/lag/lag.h | |
parent | 58a606dba708f114e7f412b5c3024027e8a73e34 (diff) | |
download | linux-3d677735d3b7f00f42cfd57a51d3d2109cf65f87.tar.xz |
net/mlx5: Lag, move lag files into directory
Downstream patches add another lag related file so it makes
sense to have all the lag files in a dedicated directory.
Signed-off-by: Maor Gottlieb <maorg@nvidia.com>
Reviewed-by: Mark Bloch <mbloch@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/lag/lag.h')
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/lag/lag.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag/lag.h b/drivers/net/ethernet/mellanox/mlx5/core/lag/lag.h new file mode 100644 index 000000000000..c268663c89b4 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/lag/lag.h @@ -0,0 +1,81 @@ +/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ +/* Copyright (c) 2019 Mellanox Technologies. */ + +#ifndef __MLX5_LAG_H__ +#define __MLX5_LAG_H__ + +#include "mlx5_core.h" +#include "mp.h" + +enum { + MLX5_LAG_P1, + MLX5_LAG_P2, +}; + +enum { + MLX5_LAG_FLAG_ROCE = 1 << 0, + MLX5_LAG_FLAG_SRIOV = 1 << 1, + MLX5_LAG_FLAG_MULTIPATH = 1 << 2, + MLX5_LAG_FLAG_READY = 1 << 3, +}; + +#define MLX5_LAG_MODE_FLAGS (MLX5_LAG_FLAG_ROCE | MLX5_LAG_FLAG_SRIOV |\ + MLX5_LAG_FLAG_MULTIPATH) + +struct lag_func { + struct mlx5_core_dev *dev; + struct net_device *netdev; +}; + +/* Used for collection of netdev event info. */ +struct lag_tracker { + enum netdev_lag_tx_type tx_type; + struct netdev_lag_lower_state_info netdev_state[MLX5_MAX_PORTS]; + unsigned int is_bonded:1; +}; + +/* LAG data of a ConnectX card. + * It serves both its phys functions. + */ +struct mlx5_lag { + u8 flags; + int mode_changes_in_progress; + bool shared_fdb; + u8 v2p_map[MLX5_MAX_PORTS]; + struct kref ref; + struct lag_func pf[MLX5_MAX_PORTS]; + struct lag_tracker tracker; + struct workqueue_struct *wq; + struct delayed_work bond_work; + struct notifier_block nb; + struct lag_mp lag_mp; +}; + +static inline struct mlx5_lag * +mlx5_lag_dev(struct mlx5_core_dev *dev) +{ + return dev->priv.lag; +} + +static inline bool +__mlx5_lag_is_active(struct mlx5_lag *ldev) +{ + return !!(ldev->flags & MLX5_LAG_MODE_FLAGS); +} + +static inline bool +mlx5_lag_is_ready(struct mlx5_lag *ldev) +{ + return ldev->flags & MLX5_LAG_FLAG_READY; +} + +void mlx5_modify_lag(struct mlx5_lag *ldev, + struct lag_tracker *tracker); +int mlx5_activate_lag(struct mlx5_lag *ldev, + struct lag_tracker *tracker, + u8 flags, + bool shared_fdb); +int mlx5_lag_dev_get_netdev_idx(struct mlx5_lag *ldev, + struct net_device *ndev); + +#endif /* __MLX5_LAG_H__ */ |