From: Roi Dayan Date: Sun, 10 Feb 2019 08:12:28 +0000 (+0200) Subject: net/mlx5: Expose lag operations in header file X-Git-Tag: v5.1-rc1~178^2~29^2~12 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=10a193ed78adc6667684981697b050c27a3e42db;p=linux-block.git net/mlx5: Expose lag operations in header file The change is a refactoring step towards a multipath use case. Signed-off-by: Roi Dayan Reviewed-by: Or Gerlitz Signed-off-by: Saeed Mahameed --- diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag.c b/drivers/net/ethernet/mellanox/mlx5/core/lag.c index 44ce4c36485f..3b0f7cf822d5 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lag.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lag.c @@ -35,37 +35,7 @@ #include #include "mlx5_core.h" #include "eswitch.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; -}; +#include "lag.h" /* General purpose, use for short periods of time. * Beware of lock dependencies (preferably, no locks should be acquired @@ -147,13 +117,8 @@ static int mlx5_cmd_query_cong_counter(struct mlx5_core_dev *dev, return mlx5_cmd_exec(dev, in, sizeof(in), out, out_size); } -static struct mlx5_lag *mlx5_lag_dev_get(struct mlx5_core_dev *dev) -{ - return dev->priv.lag; -} - -static int mlx5_lag_dev_get_netdev_idx(struct mlx5_lag *ldev, - struct net_device *ndev) +int mlx5_lag_dev_get_netdev_idx(struct mlx5_lag *ldev, + struct net_device *ndev) { int i; @@ -174,11 +139,6 @@ static bool __mlx5_lag_is_sriov(struct mlx5_lag *ldev) return !!(ldev->flags & MLX5_LAG_FLAG_SRIOV); } -static bool __mlx5_lag_is_active(struct mlx5_lag *ldev) -{ - return !!(ldev->flags & MLX5_LAG_MODE_FLAGS); -} - static void mlx5_infer_tx_affinity_mapping(struct lag_tracker *tracker, u8 *port1, u8 *port2) { @@ -195,8 +155,8 @@ static void mlx5_infer_tx_affinity_mapping(struct lag_tracker *tracker, *port2 = 1; } -static void mlx5_modify_lag(struct mlx5_lag *ldev, - struct lag_tracker *tracker) +void mlx5_modify_lag(struct mlx5_lag *ldev, + struct lag_tracker *tracker) { struct mlx5_core_dev *dev0 = ldev->pf[0].dev; u8 v2p_port1, v2p_port2; @@ -241,9 +201,9 @@ static int mlx5_create_lag(struct mlx5_lag *ldev, return err; } -static int mlx5_activate_lag(struct mlx5_lag *ldev, - struct lag_tracker *tracker, - u8 flags) +int mlx5_activate_lag(struct mlx5_lag *ldev, + struct lag_tracker *tracker, + u8 flags) { bool roce_lag = !!(flags & MLX5_LAG_FLAG_ROCE); struct mlx5_core_dev *dev0 = ldev->pf[0].dev; 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__ */