diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/spectrum.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/spectrum.c | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index ed7e4c4e7403..8a4983adae94 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -2994,6 +2994,13 @@ static int mlxsw_sp_port_create(struct mlxsw_sp *mlxsw_sp, u8 local_port, goto err_port_qdiscs_init; } + err = mlxsw_sp_port_nve_init(mlxsw_sp_port); + if (err) { + dev_err(mlxsw_sp->bus_info->dev, "Port %d: Failed to initialize NVE\n", + mlxsw_sp_port->local_port); + goto err_port_nve_init; + } + mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_get(mlxsw_sp_port, 1); if (IS_ERR(mlxsw_sp_port_vlan)) { dev_err(mlxsw_sp->bus_info->dev, "Port %d: Failed to create VID 1\n", @@ -3022,6 +3029,8 @@ err_register_netdev: mlxsw_sp_port_switchdev_fini(mlxsw_sp_port); mlxsw_sp_port_vlan_put(mlxsw_sp_port_vlan); err_port_vlan_get: + mlxsw_sp_port_nve_fini(mlxsw_sp_port); +err_port_nve_init: mlxsw_sp_tc_qdisc_fini(mlxsw_sp_port); err_port_qdiscs_init: mlxsw_sp_port_fids_fini(mlxsw_sp_port); @@ -3061,6 +3070,7 @@ static void mlxsw_sp_port_remove(struct mlxsw_sp *mlxsw_sp, u8 local_port) mlxsw_sp->ports[local_port] = NULL; mlxsw_sp_port_switchdev_fini(mlxsw_sp_port); mlxsw_sp_port_vlan_flush(mlxsw_sp_port); + mlxsw_sp_port_nve_fini(mlxsw_sp_port); mlxsw_sp_tc_qdisc_fini(mlxsw_sp_port); mlxsw_sp_port_fids_fini(mlxsw_sp_port); mlxsw_sp_port_dcb_fini(mlxsw_sp_port); @@ -3795,6 +3805,12 @@ static int mlxsw_sp_init(struct mlxsw_core *mlxsw_core, goto err_afa_init; } + err = mlxsw_sp_nve_init(mlxsw_sp); + if (err) { + dev_err(mlxsw_sp->bus_info->dev, "Failed to initialize NVE\n"); + goto err_nve_init; + } + err = mlxsw_sp_router_init(mlxsw_sp); if (err) { dev_err(mlxsw_sp->bus_info->dev, "Failed to initialize router\n"); @@ -3841,6 +3857,8 @@ err_acl_init: err_netdev_notifier: mlxsw_sp_router_fini(mlxsw_sp); err_router_init: + mlxsw_sp_nve_fini(mlxsw_sp); +err_nve_init: mlxsw_sp_afa_fini(mlxsw_sp); err_afa_init: mlxsw_sp_counter_pool_fini(mlxsw_sp); @@ -3873,6 +3891,7 @@ static int mlxsw_sp1_init(struct mlxsw_core *mlxsw_core, mlxsw_sp->afk_ops = &mlxsw_sp1_afk_ops; mlxsw_sp->mr_tcam_ops = &mlxsw_sp1_mr_tcam_ops; mlxsw_sp->acl_tcam_ops = &mlxsw_sp1_acl_tcam_ops; + mlxsw_sp->nve_ops_arr = mlxsw_sp1_nve_ops_arr; return mlxsw_sp_init(mlxsw_core, mlxsw_bus_info); } @@ -3887,6 +3906,7 @@ static int mlxsw_sp2_init(struct mlxsw_core *mlxsw_core, mlxsw_sp->afk_ops = &mlxsw_sp2_afk_ops; mlxsw_sp->mr_tcam_ops = &mlxsw_sp2_mr_tcam_ops; mlxsw_sp->acl_tcam_ops = &mlxsw_sp2_acl_tcam_ops; + mlxsw_sp->nve_ops_arr = mlxsw_sp2_nve_ops_arr; return mlxsw_sp_init(mlxsw_core, mlxsw_bus_info); } @@ -3900,6 +3920,7 @@ static void mlxsw_sp_fini(struct mlxsw_core *mlxsw_core) mlxsw_sp_acl_fini(mlxsw_sp); unregister_netdevice_notifier(&mlxsw_sp->netdevice_nb); mlxsw_sp_router_fini(mlxsw_sp); + mlxsw_sp_nve_fini(mlxsw_sp); mlxsw_sp_afa_fini(mlxsw_sp); mlxsw_sp_counter_pool_fini(mlxsw_sp); mlxsw_sp_switchdev_fini(mlxsw_sp); @@ -4566,6 +4587,41 @@ static void mlxsw_sp_port_ovs_leave(struct mlxsw_sp_port *mlxsw_sp_port) mlxsw_sp_port_vp_mode_set(mlxsw_sp_port, false); } +static bool mlxsw_sp_bridge_has_multiple_vxlans(struct net_device *br_dev) +{ + unsigned int num_vxlans = 0; + struct net_device *dev; + struct list_head *iter; + + netdev_for_each_lower_dev(br_dev, dev, iter) { + if (netif_is_vxlan(dev)) + num_vxlans++; + } + + return num_vxlans > 1; +} + +static bool mlxsw_sp_bridge_vxlan_is_valid(struct net_device *br_dev, + struct netlink_ext_ack *extack) +{ + if (br_multicast_enabled(br_dev)) { + NL_SET_ERR_MSG_MOD(extack, "Multicast can not be enabled on a bridge with a VxLAN device"); + return false; + } + + if (br_vlan_enabled(br_dev)) { + NL_SET_ERR_MSG_MOD(extack, "VLAN filtering can not be enabled on a bridge with a VxLAN device"); + return false; + } + + if (mlxsw_sp_bridge_has_multiple_vxlans(br_dev)) { + NL_SET_ERR_MSG_MOD(extack, "Multiple VxLAN devices are not supported in a VLAN-unaware bridge"); + return false; + } + + return true; +} + static int mlxsw_sp_netdevice_port_upper_event(struct net_device *lower_dev, struct net_device *dev, unsigned long event, void *ptr) @@ -4595,6 +4651,11 @@ static int mlxsw_sp_netdevice_port_upper_event(struct net_device *lower_dev, } if (!info->linking) break; + if (netif_is_bridge_master(upper_dev) && + !mlxsw_sp_bridge_device_is_offloaded(mlxsw_sp, upper_dev) && + mlxsw_sp_bridge_has_vxlan(upper_dev) && + !mlxsw_sp_bridge_vxlan_is_valid(upper_dev, extack)) + return -EOPNOTSUPP; if (netdev_has_any_upper_dev(upper_dev) && (!netif_is_bridge_master(upper_dev) || !mlxsw_sp_bridge_device_is_offloaded(mlxsw_sp, @@ -4752,6 +4813,11 @@ static int mlxsw_sp_netdevice_port_vlan_event(struct net_device *vlan_dev, } if (!info->linking) break; + if (netif_is_bridge_master(upper_dev) && + !mlxsw_sp_bridge_device_is_offloaded(mlxsw_sp, upper_dev) && + mlxsw_sp_bridge_has_vxlan(upper_dev) && + !mlxsw_sp_bridge_vxlan_is_valid(upper_dev, extack)) + return -EOPNOTSUPP; if (netdev_has_any_upper_dev(upper_dev) && (!netif_is_bridge_master(upper_dev) || !mlxsw_sp_bridge_device_is_offloaded(mlxsw_sp, @@ -4898,6 +4964,63 @@ static bool mlxsw_sp_is_vrf_event(unsigned long event, void *ptr) return netif_is_l3_master(info->upper_dev); } +static int mlxsw_sp_netdevice_vxlan_event(struct mlxsw_sp *mlxsw_sp, + struct net_device *dev, + unsigned long event, void *ptr) +{ + struct netdev_notifier_changeupper_info *cu_info; + struct netdev_notifier_info *info = ptr; + struct netlink_ext_ack *extack; + struct net_device *upper_dev; + + extack = netdev_notifier_info_to_extack(info); + + switch (event) { + case NETDEV_CHANGEUPPER: + cu_info = container_of(info, + struct netdev_notifier_changeupper_info, + info); + upper_dev = cu_info->upper_dev; + if (!netif_is_bridge_master(upper_dev)) + return 0; + if (!mlxsw_sp_lower_get(upper_dev)) + return 0; + if (!mlxsw_sp_bridge_vxlan_is_valid(upper_dev, extack)) + return -EOPNOTSUPP; + if (cu_info->linking) { + if (!netif_running(dev)) + return 0; + return mlxsw_sp_bridge_vxlan_join(mlxsw_sp, upper_dev, + dev, extack); + } else { + mlxsw_sp_bridge_vxlan_leave(mlxsw_sp, upper_dev, dev); + } + break; + case NETDEV_PRE_UP: + upper_dev = netdev_master_upper_dev_get(dev); + if (!upper_dev) + return 0; + if (!netif_is_bridge_master(upper_dev)) + return 0; + if (!mlxsw_sp_lower_get(upper_dev)) + return 0; + return mlxsw_sp_bridge_vxlan_join(mlxsw_sp, upper_dev, dev, + extack); + case NETDEV_DOWN: + upper_dev = netdev_master_upper_dev_get(dev); + if (!upper_dev) + return 0; + if (!netif_is_bridge_master(upper_dev)) + return 0; + if (!mlxsw_sp_lower_get(upper_dev)) + return 0; + mlxsw_sp_bridge_vxlan_leave(mlxsw_sp, upper_dev, dev); + break; + } + + return 0; +} + static int mlxsw_sp_netdevice_event(struct notifier_block *nb, unsigned long event, void *ptr) { @@ -4914,6 +5037,8 @@ static int mlxsw_sp_netdevice_event(struct notifier_block *nb, } mlxsw_sp_span_respin(mlxsw_sp); + if (netif_is_vxlan(dev)) + err = mlxsw_sp_netdevice_vxlan_event(mlxsw_sp, dev, event, ptr); if (mlxsw_sp_netdev_is_ipip_ol(mlxsw_sp, dev)) err = mlxsw_sp_netdevice_ipip_ol_event(mlxsw_sp, dev, event, ptr); |