diff options
Diffstat (limited to 'drivers/net')
4 files changed, 26 insertions, 17 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/dev.c b/drivers/net/ethernet/mellanox/mlx5/core/dev.c index 17b723218b0c..b994b80d5714 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/dev.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/dev.c @@ -337,6 +337,14 @@ void mlx5_unregister_interface(struct mlx5_interface *intf) } EXPORT_SYMBOL(mlx5_unregister_interface); +void mlx5_reload_interface(struct mlx5_core_dev *mdev, int protocol) +{ + mutex_lock(&mlx5_intf_mutex); + mlx5_remove_dev_by_protocol(mdev, protocol); + mlx5_add_dev_by_protocol(mdev, protocol); + mutex_unlock(&mlx5_intf_mutex); +} + void *mlx5_get_protocol_dev(struct mlx5_core_dev *mdev, int protocol) { struct mlx5_priv *priv = &mdev->priv; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c index aec4653d88bc..964cd8c4fdcc 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c @@ -1619,10 +1619,14 @@ int mlx5_eswitch_enable_sriov(struct mlx5_eswitch *esw, int nvfs, int mode) esw_info(esw->dev, "E-Switch enable SRIOV: nvfs(%d) mode (%d)\n", nvfs, mode); esw->mode = mode; - if (mode == SRIOV_LEGACY) + if (mode == SRIOV_LEGACY) { err = esw_create_legacy_fdb_table(esw, nvfs + 1); - else + } else { + mlx5_reload_interface(esw->dev, MLX5_INTERFACE_PROTOCOL_IB); + err = esw_offloads_init(esw, nvfs + 1); + } + if (err) goto abort; @@ -1644,12 +1648,17 @@ int mlx5_eswitch_enable_sriov(struct mlx5_eswitch *esw, int nvfs, int mode) abort: esw->mode = SRIOV_NONE; + + if (mode == SRIOV_OFFLOADS) + mlx5_reload_interface(esw->dev, MLX5_INTERFACE_PROTOCOL_IB); + return err; } void mlx5_eswitch_disable_sriov(struct mlx5_eswitch *esw) { struct esw_mc_addr *mc_promisc; + int old_mode; int nvports; int i; @@ -1675,7 +1684,11 @@ void mlx5_eswitch_disable_sriov(struct mlx5_eswitch *esw) else if (esw->mode == SRIOV_OFFLOADS) esw_offloads_cleanup(esw, nvports); + old_mode = esw->mode; esw->mode = SRIOV_NONE; + + if (old_mode == SRIOV_OFFLOADS) + mlx5_reload_interface(esw->dev, MLX5_INTERFACE_PROTOCOL_IB); } int mlx5_eswitch_init(struct mlx5_core_dev *dev) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c index 0692d280883c..0a8303c1b52f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c @@ -827,14 +827,9 @@ int esw_offloads_init(struct mlx5_eswitch *esw, int nvports) { int err; - /* disable PF RoCE so missed packets don't go through RoCE steering */ - mlx5_dev_list_lock(); - mlx5_remove_dev_by_protocol(esw->dev, MLX5_INTERFACE_PROTOCOL_IB); - mlx5_dev_list_unlock(); - err = esw_create_offloads_fdb_tables(esw, nvports); if (err) - goto create_fdb_err; + return err; err = esw_create_offloads_table(esw); if (err) @@ -859,12 +854,6 @@ create_fg_err: create_ft_err: esw_destroy_offloads_fdb_tables(esw); -create_fdb_err: - /* enable back PF RoCE */ - mlx5_dev_list_lock(); - mlx5_add_dev_by_protocol(esw->dev, MLX5_INTERFACE_PROTOCOL_IB); - mlx5_dev_list_unlock(); - return err; } @@ -882,9 +871,7 @@ static int esw_offloads_stop(struct mlx5_eswitch *esw) } /* enable back PF RoCE */ - mlx5_dev_list_lock(); - mlx5_add_dev_by_protocol(esw->dev, MLX5_INTERFACE_PROTOCOL_IB); - mlx5_dev_list_unlock(); + mlx5_reload_interface(esw->dev, MLX5_INTERFACE_PROTOCOL_IB); return err; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h index ee1a42a078ee..4e25f2b2e0bc 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h @@ -201,4 +201,5 @@ static inline int mlx5_lag_is_lacp_owner(struct mlx5_core_dev *dev) int mlx5_lag_allow(struct mlx5_core_dev *dev); int mlx5_lag_forbid(struct mlx5_core_dev *dev); +void mlx5_reload_interface(struct mlx5_core_dev *mdev, int protocol); #endif /* __MLX5_CORE_H__ */ |