diff options
| author | Roi Dayan | 2019-02-10 09:12:28 +0100 |
|---|---|---|
| committer | Saeed Mahameed | 2019-03-01 21:04:15 +0100 |
| commit | 10a193ed78adc6667684981697b050c27a3e42db (patch) | |
| tree | f530b6b2b1c2ec4f3a00c1b952a6641745023bdf /drivers/net/ethernet/mellanox/mlx5/core/lag.h | |
| parent | net/mlx5: Use unsigned int bit instead of bool as a struct member (diff) | |
| download | kernel-qcow2-linux-10a193ed78adc6667684981697b050c27a3e42db.tar.gz kernel-qcow2-linux-10a193ed78adc6667684981697b050c27a3e42db.tar.xz kernel-qcow2-linux-10a193ed78adc6667684981697b050c27a3e42db.zip | |
net/mlx5: Expose lag operations in header file
The change is a refactoring step towards a multipath use case.
Signed-off-by: Roi Dayan <roid@mellanox.com>
Reviewed-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/lag.h')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/lag.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag.h b/drivers/net/ethernet/mellanox/mlx5/core/lag.h new file mode 100644 index 000000000000..a6637016c1ab --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/lag.h @@ -0,0 +1,60 @@ +/* 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" + +enum { + MLX5_LAG_FLAG_ROCE = 1 << 0, + MLX5_LAG_FLAG_SRIOV = 1 << 1, +}; + +#define MLX5_LAG_MODE_FLAGS (MLX5_LAG_FLAG_ROCE | MLX5_LAG_FLAG_SRIOV) + +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; + u8 v2p_map[MLX5_MAX_PORTS]; + struct lag_func pf[MLX5_MAX_PORTS]; + struct lag_tracker tracker; + struct delayed_work bond_work; + struct notifier_block nb; +}; + +static inline struct mlx5_lag * +mlx5_lag_dev_get(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); +} + +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); +int mlx5_lag_dev_get_netdev_idx(struct mlx5_lag *ldev, + struct net_device *ndev); + +#endif /* __MLX5_LAG_H__ */ |