diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c')
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c | 85 |
1 files changed, 51 insertions, 34 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c index 88236e75fd90..b0455134c98e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c @@ -287,10 +287,9 @@ static void esw_put_dest_tables_loop(struct mlx5_eswitch *esw, struct mlx5_flow_ for (i = from; i < to; i++) if (esw_attr->dests[i].flags & MLX5_ESW_DEST_CHAIN_WITH_SRC_PORT_CHANGE) mlx5_chains_put_table(chains, 0, 1, 0); - else if (mlx5_esw_indir_table_needed(esw, attr, esw_attr->dests[i].rep->vport, + else if (mlx5_esw_indir_table_needed(esw, attr, esw_attr->dests[i].vport, esw_attr->dests[i].mdev)) - mlx5_esw_indir_table_put(esw, esw_attr->dests[i].rep->vport, - false); + mlx5_esw_indir_table_put(esw, esw_attr->dests[i].vport, false); } static bool @@ -358,8 +357,8 @@ esw_is_indir_table(struct mlx5_eswitch *esw, struct mlx5_flow_attr *attr) * this criteria. */ for (i = esw_attr->split_count; i < esw_attr->out_count; i++) { - if (esw_attr->dests[i].rep && - mlx5_esw_indir_table_needed(esw, attr, esw_attr->dests[i].rep->vport, + if (esw_attr->dests[i].vport_valid && + mlx5_esw_indir_table_needed(esw, attr, esw_attr->dests[i].vport, esw_attr->dests[i].mdev)) { result = true; } else { @@ -388,7 +387,7 @@ esw_setup_indir_table(struct mlx5_flow_destination *dest, dest[*i].type = MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE; dest[*i].ft = mlx5_esw_indir_table_get(esw, attr, - esw_attr->dests[j].rep->vport, false); + esw_attr->dests[j].vport, false); if (IS_ERR(dest[*i].ft)) { err = PTR_ERR(dest[*i].ft); goto err_indir_tbl_get; @@ -432,11 +431,11 @@ static bool esw_setup_uplink_fwd_ipsec_needed(struct mlx5_eswitch *esw, int attr_idx) { if (esw->offloads.ft_ipsec_tx_pol && - esw_attr->dests[attr_idx].rep && - esw_attr->dests[attr_idx].rep->vport == MLX5_VPORT_UPLINK && + esw_attr->dests[attr_idx].vport_valid && + esw_attr->dests[attr_idx].vport == MLX5_VPORT_UPLINK && /* To be aligned with software, encryption is needed only for tunnel device */ (esw_attr->dests[attr_idx].flags & MLX5_ESW_DEST_ENCAP_VALID) && - esw_attr->dests[attr_idx].rep != esw_attr->in_rep && + esw_attr->dests[attr_idx].vport != esw_attr->in_rep->vport && esw_same_vhca_id(esw_attr->dests[attr_idx].mdev, esw->dev)) return true; @@ -469,7 +468,7 @@ esw_setup_dest_fwd_vport(struct mlx5_flow_destination *dest, struct mlx5_flow_ac int attr_idx, int dest_idx, bool pkt_reformat) { dest[dest_idx].type = MLX5_FLOW_DESTINATION_TYPE_VPORT; - dest[dest_idx].vport.num = esw_attr->dests[attr_idx].rep->vport; + dest[dest_idx].vport.num = esw_attr->dests[attr_idx].vport; if (MLX5_CAP_ESW(esw->dev, merged_eswitch)) { dest[dest_idx].vport.vhca_id = MLX5_CAP_GEN(esw_attr->dests[attr_idx].mdev, vhca_id); @@ -1177,9 +1176,9 @@ static int esw_add_fdb_peer_miss_rules(struct mlx5_eswitch *esw, struct mlx5_flow_handle *flow; struct mlx5_flow_spec *spec; struct mlx5_vport *vport; + int err, pfindex; unsigned long i; void *misc; - int err; if (!MLX5_VPORT_MANAGER(esw->dev) && !mlx5_core_is_ecpf_esw_manager(esw->dev)) return 0; @@ -1255,7 +1254,15 @@ static int esw_add_fdb_peer_miss_rules(struct mlx5_eswitch *esw, flows[vport->index] = flow; } } - esw->fdb_table.offloads.peer_miss_rules[mlx5_get_dev_index(peer_dev)] = flows; + + pfindex = mlx5_get_dev_index(peer_dev); + if (pfindex >= MLX5_MAX_PORTS) { + esw_warn(esw->dev, "Peer dev index(%d) is over the max num defined(%d)\n", + pfindex, MLX5_MAX_PORTS); + err = -EINVAL; + goto add_ec_vf_flow_err; + } + esw->fdb_table.offloads.peer_miss_rules[pfindex] = flows; kvfree(spec); return 0; @@ -3653,14 +3660,18 @@ static int esw_inline_mode_to_devlink(u8 mlx5_mode, u8 *mode) static bool esw_offloads_devlink_ns_eq_netdev_ns(struct devlink *devlink) { + struct mlx5_core_dev *dev = devlink_priv(devlink); struct net *devl_net, *netdev_net; - struct mlx5_eswitch *esw; - - esw = mlx5_devlink_eswitch_nocheck_get(devlink); - netdev_net = dev_net(esw->dev->mlx5e_res.uplink_netdev); - devl_net = devlink_net(devlink); + bool ret = false; - return net_eq(devl_net, netdev_net); + mutex_lock(&dev->mlx5e_res.uplink_netdev_lock); + if (dev->mlx5e_res.uplink_netdev) { + netdev_net = dev_net(dev->mlx5e_res.uplink_netdev); + devl_net = devlink_net(devlink); + ret = net_eq(devl_net, netdev_net); + } + mutex_unlock(&dev->mlx5e_res.uplink_netdev_lock); + return ret; } int mlx5_eswitch_block_mode(struct mlx5_core_dev *dev) @@ -3733,13 +3744,16 @@ int mlx5_devlink_eswitch_mode_set(struct devlink *devlink, u16 mode, goto unlock; } + esw->eswitch_operation_in_progress = true; + up_write(&esw->mode_lock); + mlx5_eswitch_disable_locked(esw); if (mode == DEVLINK_ESWITCH_MODE_SWITCHDEV) { if (mlx5_devlink_trap_get_num_active(esw->dev)) { NL_SET_ERR_MSG_MOD(extack, "Can't change mode while devlink traps are active"); err = -EOPNOTSUPP; - goto unlock; + goto skip; } err = esw_offloads_start(esw, extack); } else if (mode == DEVLINK_ESWITCH_MODE_LEGACY) { @@ -3749,6 +3763,9 @@ int mlx5_devlink_eswitch_mode_set(struct devlink *devlink, u16 mode, err = -EINVAL; } +skip: + down_write(&esw->mode_lock); + esw->eswitch_operation_in_progress = false; unlock: mlx5_esw_unlock(esw); enable_lag: @@ -3759,16 +3776,12 @@ enable_lag: int mlx5_devlink_eswitch_mode_get(struct devlink *devlink, u16 *mode) { struct mlx5_eswitch *esw; - int err; esw = mlx5_devlink_eswitch_get(devlink); if (IS_ERR(esw)) return PTR_ERR(esw); - down_read(&esw->mode_lock); - err = esw_mode_to_devlink(esw->mode, mode); - up_read(&esw->mode_lock); - return err; + return esw_mode_to_devlink(esw->mode, mode); } static int mlx5_esw_vports_inline_set(struct mlx5_eswitch *esw, u8 mlx5_mode, @@ -3862,11 +3875,15 @@ int mlx5_devlink_eswitch_inline_mode_set(struct devlink *devlink, u8 mode, if (err) goto out; + esw->eswitch_operation_in_progress = true; + up_write(&esw->mode_lock); + err = mlx5_esw_vports_inline_set(esw, mlx5_mode, extack); - if (err) - goto out; + if (!err) + esw->offloads.inline_mode = mlx5_mode; - esw->offloads.inline_mode = mlx5_mode; + down_write(&esw->mode_lock); + esw->eswitch_operation_in_progress = false; up_write(&esw->mode_lock); return 0; @@ -3878,16 +3895,12 @@ out: int mlx5_devlink_eswitch_inline_mode_get(struct devlink *devlink, u8 *mode) { struct mlx5_eswitch *esw; - int err; esw = mlx5_devlink_eswitch_get(devlink); if (IS_ERR(esw)) return PTR_ERR(esw); - down_read(&esw->mode_lock); - err = esw_inline_mode_to_devlink(esw->offloads.inline_mode, mode); - up_read(&esw->mode_lock); - return err; + return esw_inline_mode_to_devlink(esw->offloads.inline_mode, mode); } bool mlx5_eswitch_block_encap(struct mlx5_core_dev *dev) @@ -3969,6 +3982,9 @@ int mlx5_devlink_eswitch_encap_mode_set(struct devlink *devlink, goto unlock; } + esw->eswitch_operation_in_progress = true; + up_write(&esw->mode_lock); + esw_destroy_offloads_fdb_tables(esw); esw->offloads.encap = encap; @@ -3982,6 +3998,9 @@ int mlx5_devlink_eswitch_encap_mode_set(struct devlink *devlink, (void)esw_create_offloads_fdb_tables(esw); } + down_write(&esw->mode_lock); + esw->eswitch_operation_in_progress = false; + unlock: up_write(&esw->mode_lock); return err; @@ -3996,9 +4015,7 @@ int mlx5_devlink_eswitch_encap_mode_get(struct devlink *devlink, if (IS_ERR(esw)) return PTR_ERR(esw); - down_read(&esw->mode_lock); *encap = esw->offloads.encap; - up_read(&esw->mode_lock); return 0; } |