diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c')
-rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c | 211 |
1 files changed, 115 insertions, 96 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c index a1ad5e6bdfa8..5e00c79e8133 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c @@ -167,8 +167,8 @@ static int mlxsw_sp_port_attr_stp_state_set(struct mlxsw_sp_port *mlxsw_sp_port, } static int __mlxsw_sp_port_flood_set(struct mlxsw_sp_port *mlxsw_sp_port, - u16 idx_begin, u16 idx_end, bool set, - bool only_uc) + u16 idx_begin, u16 idx_end, bool uc_set, + bool bm_set) { struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp; u16 local_port = mlxsw_sp_port->local_port; @@ -187,28 +187,22 @@ static int __mlxsw_sp_port_flood_set(struct mlxsw_sp_port *mlxsw_sp_port, return -ENOMEM; mlxsw_reg_sftr_pack(sftr_pl, MLXSW_SP_FLOOD_TABLE_UC, idx_begin, - table_type, range, local_port, set); + table_type, range, local_port, uc_set); err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sftr), sftr_pl); if (err) goto buffer_out; - /* Flooding control allows one to decide whether a given port will - * flood unicast traffic for which there is no FDB entry. - */ - if (only_uc) - goto buffer_out; - mlxsw_reg_sftr_pack(sftr_pl, MLXSW_SP_FLOOD_TABLE_BM, idx_begin, - table_type, range, local_port, set); + table_type, range, local_port, bm_set); err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sftr), sftr_pl); if (err) goto err_flood_bm_set; - else - goto buffer_out; + + goto buffer_out; err_flood_bm_set: mlxsw_reg_sftr_pack(sftr_pl, MLXSW_SP_FLOOD_TABLE_UC, idx_begin, - table_type, range, local_port, !set); + table_type, range, local_port, !uc_set); mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sftr), sftr_pl); buffer_out: kfree(sftr_pl); @@ -257,16 +251,43 @@ int mlxsw_sp_vport_flood_set(struct mlxsw_sp_port *mlxsw_sp_vport, u16 fid, * the start of the vFIDs range. */ vfid = mlxsw_sp_fid_to_vfid(fid); - return __mlxsw_sp_port_flood_set(mlxsw_sp_vport, vfid, vfid, set, - false); + return __mlxsw_sp_port_flood_set(mlxsw_sp_vport, vfid, vfid, set, set); +} + +static int mlxsw_sp_port_learning_set(struct mlxsw_sp_port *mlxsw_sp_port, + bool set) +{ + u16 vid; + int err; + + if (mlxsw_sp_port_is_vport(mlxsw_sp_port)) { + vid = mlxsw_sp_vport_vid_get(mlxsw_sp_port); + + return __mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid, vid, + set); + } + + for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID) { + err = __mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid, vid, + set); + if (err) + goto err_port_vid_learning_set; + } + + return 0; + +err_port_vid_learning_set: + for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID) + __mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid, vid, !set); + return err; } static int mlxsw_sp_port_attr_br_flags_set(struct mlxsw_sp_port *mlxsw_sp_port, struct switchdev_trans *trans, unsigned long brport_flags) { + unsigned long learning = mlxsw_sp_port->learning ? BR_LEARNING : 0; unsigned long uc_flood = mlxsw_sp_port->uc_flood ? BR_FLOOD : 0; - bool set; int err; if (!mlxsw_sp_port->bridged) @@ -276,17 +297,30 @@ static int mlxsw_sp_port_attr_br_flags_set(struct mlxsw_sp_port *mlxsw_sp_port, return 0; if ((uc_flood ^ brport_flags) & BR_FLOOD) { - set = mlxsw_sp_port->uc_flood ? false : true; - err = mlxsw_sp_port_uc_flood_set(mlxsw_sp_port, set); + err = mlxsw_sp_port_uc_flood_set(mlxsw_sp_port, + !mlxsw_sp_port->uc_flood); if (err) return err; } + if ((learning ^ brport_flags) & BR_LEARNING) { + err = mlxsw_sp_port_learning_set(mlxsw_sp_port, + !mlxsw_sp_port->learning); + if (err) + goto err_port_learning_set; + } + mlxsw_sp_port->uc_flood = brport_flags & BR_FLOOD ? 1 : 0; mlxsw_sp_port->learning = brport_flags & BR_LEARNING ? 1 : 0; mlxsw_sp_port->learning_sync = brport_flags & BR_LEARNING_SYNC ? 1 : 0; return 0; + +err_port_learning_set: + if ((uc_flood ^ brport_flags) & BR_FLOOD) + mlxsw_sp_port_uc_flood_set(mlxsw_sp_port, + mlxsw_sp_port->uc_flood); + return err; } static int mlxsw_sp_ageing_set(struct mlxsw_sp *mlxsw_sp, u32 ageing_time) @@ -450,6 +484,8 @@ void mlxsw_sp_fid_destroy(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_fid *f) kfree(f); + mlxsw_sp_fid_map(mlxsw_sp, fid, false); + mlxsw_sp_fid_op(mlxsw_sp, fid, false); } @@ -458,6 +494,9 @@ static int __mlxsw_sp_port_fid_join(struct mlxsw_sp_port *mlxsw_sp_port, { struct mlxsw_sp_fid *f; + if (test_bit(fid, mlxsw_sp_port->active_vlans)) + return 0; + f = mlxsw_sp_fid_find(mlxsw_sp_port->mlxsw_sp, fid); if (!f) { f = mlxsw_sp_fid_create(mlxsw_sp_port->mlxsw_sp, fid); @@ -515,7 +554,7 @@ static int mlxsw_sp_port_fid_join(struct mlxsw_sp_port *mlxsw_sp_port, } err = __mlxsw_sp_port_flood_set(mlxsw_sp_port, fid_begin, fid_end, - true, false); + mlxsw_sp_port->uc_flood, true); if (err) goto err_port_flood_set; @@ -633,6 +672,27 @@ static int __mlxsw_sp_port_vlans_set(struct mlxsw_sp_port *mlxsw_sp_port, return 0; } +static int mlxsw_sp_port_vid_learning_set(struct mlxsw_sp_port *mlxsw_sp_port, + u16 vid_begin, u16 vid_end, + bool learn_enable) +{ + u16 vid, vid_e; + int err; + + for (vid = vid_begin; vid <= vid_end; + vid += MLXSW_REG_SPVMLR_REC_MAX_COUNT) { + vid_e = min((u16) (vid + MLXSW_REG_SPVMLR_REC_MAX_COUNT - 1), + vid_end); + + err = __mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid, + vid_e, learn_enable); + if (err) + return err; + } + + return 0; +} + static int __mlxsw_sp_port_vlans_add(struct mlxsw_sp_port *mlxsw_sp_port, u16 vid_begin, u16 vid_end, bool flag_untagged, bool flag_pvid) @@ -673,6 +733,14 @@ static int __mlxsw_sp_port_vlans_add(struct mlxsw_sp_port *mlxsw_sp_port, } } + err = mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid_begin, vid_end, + mlxsw_sp_port->learning); + if (err) { + netdev_err(dev, "Failed to set learning for VIDs %d-%d\n", + vid_begin, vid_end); + goto err_port_vid_learning_set; + } + /* Changing activity bits only if HW operation succeded */ for (vid = vid_begin; vid <= vid_end; vid++) { set_bit(vid, mlxsw_sp_port->active_vlans); @@ -695,6 +763,9 @@ static int __mlxsw_sp_port_vlans_add(struct mlxsw_sp_port *mlxsw_sp_port, err_port_stp_state_set: for (vid = vid_begin; vid <= vid_end; vid++) clear_bit(vid, mlxsw_sp_port->active_vlans); + mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid_begin, vid_end, + false); +err_port_vid_learning_set: if (old_pvid != mlxsw_sp_port->pvid) mlxsw_sp_port_pvid_set(mlxsw_sp_port, old_pvid); err_port_pvid_set: @@ -973,11 +1044,6 @@ static int mlxsw_sp_port_obj_add(struct net_device *dev, SWITCHDEV_OBJ_PORT_VLAN(obj), trans); break; - case SWITCHDEV_OBJ_ID_IPV4_FIB: - err = mlxsw_sp_router_fib4_add(mlxsw_sp_port, - SWITCHDEV_OBJ_IPV4_FIB(obj), - trans); - break; case SWITCHDEV_OBJ_ID_PORT_FDB: err = mlxsw_sp_port_fdb_static_add(mlxsw_sp_port, SWITCHDEV_OBJ_PORT_FDB(obj), @@ -997,38 +1063,25 @@ static int mlxsw_sp_port_obj_add(struct net_device *dev, } static int __mlxsw_sp_port_vlans_del(struct mlxsw_sp_port *mlxsw_sp_port, - u16 vid_begin, u16 vid_end, bool init) + u16 vid_begin, u16 vid_end) { - struct net_device *dev = mlxsw_sp_port->dev; u16 vid, pvid; - int err; - if (!init && !mlxsw_sp_port->bridged) + if (!mlxsw_sp_port->bridged) return -EINVAL; - err = __mlxsw_sp_port_vlans_set(mlxsw_sp_port, vid_begin, vid_end, - false, false); - if (err) { - netdev_err(dev, "Unable to del VIDs %d-%d\n", vid_begin, - vid_end); - return err; - } - - if (init) - goto out; + mlxsw_sp_port_vid_learning_set(mlxsw_sp_port, vid_begin, vid_end, + false); pvid = mlxsw_sp_port->pvid; - if (pvid >= vid_begin && pvid <= vid_end) { - err = mlxsw_sp_port_pvid_set(mlxsw_sp_port, 0); - if (err) { - netdev_err(dev, "Unable to del PVID %d\n", pvid); - return err; - } - } + if (pvid >= vid_begin && pvid <= vid_end) + mlxsw_sp_port_pvid_set(mlxsw_sp_port, 0); + + __mlxsw_sp_port_vlans_set(mlxsw_sp_port, vid_begin, vid_end, false, + false); mlxsw_sp_port_fid_leave(mlxsw_sp_port, vid_begin, vid_end); -out: /* Changing activity bits only if HW operation succeded */ for (vid = vid_begin; vid <= vid_end; vid++) clear_bit(vid, mlxsw_sp_port->active_vlans); @@ -1039,8 +1092,8 @@ out: static int mlxsw_sp_port_vlans_del(struct mlxsw_sp_port *mlxsw_sp_port, const struct switchdev_obj_port_vlan *vlan) { - return __mlxsw_sp_port_vlans_del(mlxsw_sp_port, - vlan->vid_begin, vlan->vid_end, false); + return __mlxsw_sp_port_vlans_del(mlxsw_sp_port, vlan->vid_begin, + vlan->vid_end); } void mlxsw_sp_port_active_vlans_del(struct mlxsw_sp_port *mlxsw_sp_port) @@ -1048,7 +1101,7 @@ void mlxsw_sp_port_active_vlans_del(struct mlxsw_sp_port *mlxsw_sp_port) u16 vid; for_each_set_bit(vid, mlxsw_sp_port->active_vlans, VLAN_N_VID) - __mlxsw_sp_port_vlans_del(mlxsw_sp_port, vid, vid, false); + __mlxsw_sp_port_vlans_del(mlxsw_sp_port, vid, vid); } static int @@ -1123,10 +1176,6 @@ static int mlxsw_sp_port_obj_del(struct net_device *dev, err = mlxsw_sp_port_vlans_del(mlxsw_sp_port, SWITCHDEV_OBJ_PORT_VLAN(obj)); break; - case SWITCHDEV_OBJ_ID_IPV4_FIB: - err = mlxsw_sp_router_fib4_del(mlxsw_sp_port, - SWITCHDEV_OBJ_IPV4_FIB(obj)); - break; case SWITCHDEV_OBJ_ID_PORT_FDB: err = mlxsw_sp_port_fdb_static_del(mlxsw_sp_port, SWITCHDEV_OBJ_PORT_FDB(obj)); @@ -1147,9 +1196,11 @@ static struct mlxsw_sp_port *mlxsw_sp_lag_rep_port(struct mlxsw_sp *mlxsw_sp, u16 lag_id) { struct mlxsw_sp_port *mlxsw_sp_port; + struct mlxsw_resources *resources; int i; - for (i = 0; i < MLXSW_SP_PORT_PER_LAG_MAX; i++) { + resources = mlxsw_core_resources_get(mlxsw_sp->core); + for (i = 0; i < resources->max_ports_in_lag; i++) { mlxsw_sp_port = mlxsw_sp_port_lagged_get(mlxsw_sp, lag_id, i); if (mlxsw_sp_port) return mlxsw_sp_port; @@ -1368,8 +1419,6 @@ static void mlxsw_sp_fdb_notify_mac_process(struct mlxsw_sp *mlxsw_sp, vid = fid; } - adding = adding && mlxsw_sp_port->learning; - do_fdb_op: err = mlxsw_sp_port_fdb_uc_op(mlxsw_sp, local_port, mac, fid, adding, true); @@ -1431,8 +1480,6 @@ static void mlxsw_sp_fdb_notify_mac_lag_process(struct mlxsw_sp *mlxsw_sp, vid = fid; } - adding = adding && mlxsw_sp_port->learning; - do_fdb_op: err = mlxsw_sp_port_fdb_uc_lag_op(mlxsw_sp, lag_id, mac, fid, lag_vid, adding, true); @@ -1498,20 +1545,18 @@ static void mlxsw_sp_fdb_notify_work(struct work_struct *work) mlxsw_sp = container_of(work, struct mlxsw_sp, fdb_notify.dw.work); rtnl_lock(); - do { - mlxsw_reg_sfn_pack(sfn_pl); - err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(sfn), sfn_pl); - if (err) { - dev_err_ratelimited(mlxsw_sp->bus_info->dev, "Failed to get FDB notifications\n"); - break; - } - num_rec = mlxsw_reg_sfn_num_rec_get(sfn_pl); - for (i = 0; i < num_rec; i++) - mlxsw_sp_fdb_notify_rec_process(mlxsw_sp, sfn_pl, i); + mlxsw_reg_sfn_pack(sfn_pl); + err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(sfn), sfn_pl); + if (err) { + dev_err_ratelimited(mlxsw_sp->bus_info->dev, "Failed to get FDB notifications\n"); + goto out; + } + num_rec = mlxsw_reg_sfn_num_rec_get(sfn_pl); + for (i = 0; i < num_rec; i++) + mlxsw_sp_fdb_notify_rec_process(mlxsw_sp, sfn_pl, i); - } while (num_rec); +out: rtnl_unlock(); - kfree(sfn_pl); mlxsw_sp_fdb_notify_work_schedule(mlxsw_sp); } @@ -1546,32 +1591,6 @@ void mlxsw_sp_switchdev_fini(struct mlxsw_sp *mlxsw_sp) mlxsw_sp_fdb_fini(mlxsw_sp); } -int mlxsw_sp_port_vlan_init(struct mlxsw_sp_port *mlxsw_sp_port) -{ - struct net_device *dev = mlxsw_sp_port->dev; - int err; - - /* Allow only untagged packets to ingress and tag them internally - * with VID 1. - */ - mlxsw_sp_port->pvid = 1; - err = __mlxsw_sp_port_vlans_del(mlxsw_sp_port, 0, VLAN_N_VID - 1, - true); - if (err) { - netdev_err(dev, "Unable to init VLANs\n"); - return err; - } - - /* Add implicit VLAN interface in the device, so that untagged - * packets will be classified to the default vFID. - */ - err = mlxsw_sp_port_add_vid(dev, 0, 1); - if (err) - netdev_err(dev, "Failed to configure default vFID\n"); - - return err; -} - void mlxsw_sp_port_switchdev_init(struct mlxsw_sp_port *mlxsw_sp_port) { mlxsw_sp_port->dev->switchdev_ops = &mlxsw_sp_port_switchdev_ops; |