diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/en/mgmt_pf.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en/mgmt_pf.c | 268 |
1 files changed, 0 insertions, 268 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/mgmt_pf.c b/drivers/net/ethernet/mellanox/mlx5/core/en/mgmt_pf.c deleted file mode 100644 index 77b5805895b9..000000000000 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/mgmt_pf.c +++ /dev/null @@ -1,268 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB -// Copyright (c) 2023, NVIDIA CORPORATION & AFFILIATES. All rights reserved. - -#include <linux/kernel.h> -#include "en/params.h" -#include "en/health.h" -#include "lib/eq.h" -#include "en/dcbnl.h" -#include "en_accel/ipsec.h" -#include "en_accel/en_accel.h" -#include "en/trap.h" -#include "en/monitor_stats.h" -#include "en/hv_vhca_stats.h" -#include "en_rep.h" -#include "en.h" - -static int mgmt_pf_async_event(struct notifier_block *nb, unsigned long event, void *data) -{ - struct mlx5e_priv *priv = container_of(nb, struct mlx5e_priv, events_nb); - struct mlx5_eqe *eqe = data; - - if (event != MLX5_EVENT_TYPE_PORT_CHANGE) - return NOTIFY_DONE; - - switch (eqe->sub_type) { - case MLX5_PORT_CHANGE_SUBTYPE_DOWN: - case MLX5_PORT_CHANGE_SUBTYPE_ACTIVE: - queue_work(priv->wq, &priv->update_carrier_work); - break; - default: - return NOTIFY_DONE; - } - - return NOTIFY_OK; -} - -static void mlx5e_mgmt_pf_enable_async_events(struct mlx5e_priv *priv) -{ - priv->events_nb.notifier_call = mgmt_pf_async_event; - mlx5_notifier_register(priv->mdev, &priv->events_nb); -} - -static void mlx5e_disable_mgmt_pf_async_events(struct mlx5e_priv *priv) -{ - mlx5_notifier_unregister(priv->mdev, &priv->events_nb); -} - -static void mlx5e_modify_mgmt_pf_admin_state(struct mlx5_core_dev *mdev, - enum mlx5_port_status state) -{ - struct mlx5_eswitch *esw = mdev->priv.eswitch; - int vport_admin_state; - - mlx5_set_port_admin_status(mdev, state); - - if (state == MLX5_PORT_UP) - vport_admin_state = MLX5_VPORT_ADMIN_STATE_AUTO; - else - vport_admin_state = MLX5_VPORT_ADMIN_STATE_DOWN; - - mlx5_eswitch_set_vport_state(esw, MLX5_VPORT_UPLINK, vport_admin_state); -} - -static void mlx5e_build_mgmt_pf_nic_params(struct mlx5e_priv *priv, u16 mtu) -{ - struct mlx5e_params *params = &priv->channels.params; - struct mlx5_core_dev *mdev = priv->mdev; - u8 rx_cq_period_mode; - - params->sw_mtu = mtu; - params->hard_mtu = MLX5E_ETH_HARD_MTU; - params->num_channels = 1; - - /* SQ */ - params->log_sq_size = is_kdump_kernel() ? - MLX5E_PARAMS_MINIMUM_LOG_SQ_SIZE : - MLX5E_PARAMS_DEFAULT_LOG_SQ_SIZE; - MLX5E_SET_PFLAG(params, MLX5E_PFLAG_SKB_TX_MPWQE, mlx5e_tx_mpwqe_supported(mdev)); - - MLX5E_SET_PFLAG(params, MLX5E_PFLAG_RX_NO_CSUM_COMPLETE, false); - - /* RQ */ - mlx5e_build_rq_params(mdev, params); - - /* CQ moderation params */ - rx_cq_period_mode = MLX5_CAP_GEN(mdev, cq_period_start_from_cqe) ? - MLX5_CQ_PERIOD_MODE_START_FROM_CQE : - MLX5_CQ_PERIOD_MODE_START_FROM_EQE; - params->rx_dim_enabled = MLX5_CAP_GEN(mdev, cq_moderation); - params->tx_dim_enabled = MLX5_CAP_GEN(mdev, cq_moderation); - mlx5e_set_rx_cq_mode_params(params, rx_cq_period_mode); - mlx5e_set_tx_cq_mode_params(params, MLX5_CQ_PERIOD_MODE_START_FROM_EQE); - - /* TX inline */ - mlx5_query_min_inline(mdev, ¶ms->tx_min_inline_mode); -} - -static int mlx5e_mgmt_pf_init(struct mlx5_core_dev *mdev, - struct net_device *netdev) -{ - struct mlx5e_priv *priv = netdev_priv(netdev); - struct mlx5e_flow_steering *fs; - int err; - - mlx5e_build_mgmt_pf_nic_params(priv, netdev->mtu); - - mlx5e_timestamp_init(priv); - - fs = mlx5e_fs_init(priv->profile, mdev, - !test_bit(MLX5E_STATE_DESTROYING, &priv->state), - priv->dfs_root); - if (!fs) { - err = -ENOMEM; - mlx5_core_err(mdev, "FS initialization failed, %d\n", err); - return err; - } - priv->fs = fs; - - mlx5e_health_create_reporters(priv); - - return 0; -} - -static void mlx5e_mgmt_pf_cleanup(struct mlx5e_priv *priv) -{ - mlx5e_health_destroy_reporters(priv); - mlx5e_fs_cleanup(priv->fs); - priv->fs = NULL; -} - -static int mlx5e_mgmt_pf_init_rx(struct mlx5e_priv *priv) -{ - struct mlx5_core_dev *mdev = priv->mdev; - int err; - - priv->rx_res = mlx5e_rx_res_create(mdev, 0, priv->max_nch, priv->drop_rq.rqn, - &priv->channels.params.packet_merge, - priv->channels.params.num_channels); - if (!priv->rx_res) - return -ENOMEM; - - mlx5e_create_q_counters(priv); - - err = mlx5e_open_drop_rq(priv, &priv->drop_rq); - if (err) { - mlx5_core_err(mdev, "open drop rq failed, %d\n", err); - goto err_destroy_q_counters; - } - - err = mlx5e_create_flow_steering(priv->fs, priv->rx_res, priv->profile, - priv->netdev); - if (err) { - mlx5_core_warn(mdev, "create flow steering failed, %d\n", err); - goto err_destroy_rx_res; - } - - return 0; - -err_destroy_rx_res: - mlx5e_rx_res_destroy(priv->rx_res); - priv->rx_res = NULL; - mlx5e_close_drop_rq(&priv->drop_rq); -err_destroy_q_counters: - mlx5e_destroy_q_counters(priv); - return err; -} - -static void mlx5e_mgmt_pf_cleanup_rx(struct mlx5e_priv *priv) -{ - mlx5e_destroy_flow_steering(priv->fs, !!(priv->netdev->hw_features & NETIF_F_NTUPLE), - priv->profile); - mlx5e_rx_res_destroy(priv->rx_res); - priv->rx_res = NULL; - mlx5e_close_drop_rq(&priv->drop_rq); - mlx5e_destroy_q_counters(priv); -} - -static int mlx5e_mgmt_pf_init_tx(struct mlx5e_priv *priv) -{ - return 0; -} - -static void mlx5e_mgmt_pf_cleanup_tx(struct mlx5e_priv *priv) -{ -} - -static void mlx5e_mgmt_pf_enable(struct mlx5e_priv *priv) -{ - struct net_device *netdev = priv->netdev; - struct mlx5_core_dev *mdev = priv->mdev; - - mlx5e_fs_init_l2_addr(priv->fs, netdev); - - /* Marking the link as currently not needed by the Driver */ - if (!netif_running(netdev)) - mlx5e_modify_mgmt_pf_admin_state(mdev, MLX5_PORT_DOWN); - - mlx5e_set_netdev_mtu_boundaries(priv); - mlx5e_set_dev_port_mtu(priv); - - mlx5e_mgmt_pf_enable_async_events(priv); - if (mlx5e_monitor_counter_supported(priv)) - mlx5e_monitor_counter_init(priv); - - mlx5e_hv_vhca_stats_create(priv); - if (netdev->reg_state != NETREG_REGISTERED) - return; - mlx5e_dcbnl_init_app(priv); - - mlx5e_nic_set_rx_mode(priv); - - rtnl_lock(); - if (netif_running(netdev)) - mlx5e_open(netdev); - udp_tunnel_nic_reset_ntf(priv->netdev); - netif_device_attach(netdev); - rtnl_unlock(); -} - -static void mlx5e_mgmt_pf_disable(struct mlx5e_priv *priv) -{ - if (priv->netdev->reg_state == NETREG_REGISTERED) - mlx5e_dcbnl_delete_app(priv); - - rtnl_lock(); - if (netif_running(priv->netdev)) - mlx5e_close(priv->netdev); - netif_device_detach(priv->netdev); - rtnl_unlock(); - - mlx5e_nic_set_rx_mode(priv); - - mlx5e_hv_vhca_stats_destroy(priv); - if (mlx5e_monitor_counter_supported(priv)) - mlx5e_monitor_counter_cleanup(priv); - - mlx5e_disable_mgmt_pf_async_events(priv); - mlx5e_ipsec_cleanup(priv); -} - -static int mlx5e_mgmt_pf_update_rx(struct mlx5e_priv *priv) -{ - return mlx5e_refresh_tirs(priv, false, false); -} - -static int mlx5e_mgmt_pf_max_nch_limit(struct mlx5_core_dev *mdev) -{ - return 1; -} - -const struct mlx5e_profile mlx5e_mgmt_pf_nic_profile = { - .init = mlx5e_mgmt_pf_init, - .cleanup = mlx5e_mgmt_pf_cleanup, - .init_rx = mlx5e_mgmt_pf_init_rx, - .cleanup_rx = mlx5e_mgmt_pf_cleanup_rx, - .init_tx = mlx5e_mgmt_pf_init_tx, - .cleanup_tx = mlx5e_mgmt_pf_cleanup_tx, - .enable = mlx5e_mgmt_pf_enable, - .disable = mlx5e_mgmt_pf_disable, - .update_rx = mlx5e_mgmt_pf_update_rx, - .update_stats = mlx5e_stats_update_ndo_stats, - .update_carrier = mlx5e_update_carrier, - .rx_handlers = &mlx5e_rx_handlers_nic, - .max_tc = 1, - .max_nch_limit = mlx5e_mgmt_pf_max_nch_limit, - .stats_grps = mlx5e_nic_stats_grps, - .stats_grps_num = mlx5e_nic_stats_grps_num -}; |