From: Arkadi Sharshevsky <arka...@mellanox.com>

The FDB add/del are now done through the notification chain. The FDBs
are synced with the bridge and there is no need for extra dumping.

Signed-off-by: Arkadi Sharshevsky <arka...@mellanox.com>
Reviewed-by: Ido Schimmel <ido...@mellanox.com>
Signed-off-by: Jiri Pirko <j...@mellanox.com>
---
 drivers/net/ethernet/mellanox/mlxsw/spectrum.c     |   3 -
 .../ethernet/mellanox/mlxsw/spectrum_switchdev.c   | 200 ---------------------
 2 files changed, 203 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c 
b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
index 93530ab..85c6c49 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
@@ -1752,9 +1752,6 @@ static const struct net_device_ops 
mlxsw_sp_port_netdev_ops = {
        .ndo_get_offload_stats  = mlxsw_sp_port_get_offload_stats,
        .ndo_vlan_rx_add_vid    = mlxsw_sp_port_add_vid,
        .ndo_vlan_rx_kill_vid   = mlxsw_sp_port_kill_vid,
-       .ndo_fdb_add            = switchdev_port_fdb_add,
-       .ndo_fdb_del            = switchdev_port_fdb_del,
-       .ndo_fdb_dump           = switchdev_port_fdb_dump,
        .ndo_get_phys_port_name = mlxsw_sp_port_get_phys_port_name,
 };
 
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c 
b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
index 0297c13..cd89a3e 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
@@ -1141,47 +1141,6 @@ static int mlxsw_sp_port_fdb_uc_lag_op(struct mlxsw_sp 
*mlxsw_sp, u16 lag_id,
 }
 
 static int
-mlxsw_sp_port_fdb_static_add(struct mlxsw_sp_port *mlxsw_sp_port,
-                            const struct switchdev_obj_port_fdb *fdb,
-                            struct switchdev_trans *trans)
-{
-       struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
-       struct net_device *orig_dev = fdb->obj.orig_dev;
-       struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
-       struct mlxsw_sp_bridge_device *bridge_device;
-       struct mlxsw_sp_bridge_port *bridge_port;
-       u16 fid_index, vid;
-
-       if (switchdev_trans_ph_prepare(trans))
-               return 0;
-
-       bridge_port = mlxsw_sp_bridge_port_find(mlxsw_sp->bridge, orig_dev);
-       if (WARN_ON(!bridge_port))
-               return -EINVAL;
-
-       bridge_device = bridge_port->bridge_device;
-       mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_bridge(mlxsw_sp_port,
-                                                              bridge_device,
-                                                              fdb->vid);
-       if (!mlxsw_sp_port_vlan)
-               return 0;
-
-       fid_index = mlxsw_sp_fid_index(mlxsw_sp_port_vlan->fid);
-       vid = mlxsw_sp_port_vlan->vid;
-
-       if (!mlxsw_sp_port->lagged)
-               return mlxsw_sp_port_fdb_uc_op(mlxsw_sp,
-                                              mlxsw_sp_port->local_port,
-                                              fdb->addr, fid_index, true,
-                                              false);
-       else
-               return mlxsw_sp_port_fdb_uc_lag_op(mlxsw_sp,
-                                                  mlxsw_sp_port->lag_id,
-                                                  fdb->addr, fid_index, vid,
-                                                  true, false);
-}
-
-static int
 mlxsw_sp_port_fdb_set(struct mlxsw_sp_port *mlxsw_sp_port,
                      struct switchdev_notifier_fdb_info *fdb_info, bool adding)
 {
@@ -1385,11 +1344,6 @@ static int mlxsw_sp_port_obj_add(struct net_device *dev,
                                              SWITCHDEV_OBJ_PORT_VLAN(obj),
                                              trans);
                break;
-       case SWITCHDEV_OBJ_ID_PORT_FDB:
-               err = mlxsw_sp_port_fdb_static_add(mlxsw_sp_port,
-                                                  SWITCHDEV_OBJ_PORT_FDB(obj),
-                                                  trans);
-               break;
        case SWITCHDEV_OBJ_ID_PORT_MDB:
                err = mlxsw_sp_port_mdb_add(mlxsw_sp_port,
                                            SWITCHDEV_OBJ_PORT_MDB(obj),
@@ -1441,43 +1395,6 @@ static int mlxsw_sp_port_vlans_del(struct mlxsw_sp_port 
*mlxsw_sp_port,
        return 0;
 }
 
-static int
-mlxsw_sp_port_fdb_static_del(struct mlxsw_sp_port *mlxsw_sp_port,
-                            const struct switchdev_obj_port_fdb *fdb)
-{
-       struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
-       struct net_device *orig_dev = fdb->obj.orig_dev;
-       struct mlxsw_sp_port_vlan *mlxsw_sp_port_vlan;
-       struct mlxsw_sp_bridge_device *bridge_device;
-       struct mlxsw_sp_bridge_port *bridge_port;
-       u16 fid_index, vid;
-
-       bridge_port = mlxsw_sp_bridge_port_find(mlxsw_sp->bridge, orig_dev);
-       if (WARN_ON(!bridge_port))
-               return -EINVAL;
-
-       bridge_device = bridge_port->bridge_device;
-       mlxsw_sp_port_vlan = mlxsw_sp_port_vlan_find_by_bridge(mlxsw_sp_port,
-                                                              bridge_device,
-                                                              fdb->vid);
-       if (!mlxsw_sp_port_vlan)
-               return 0;
-
-       fid_index = mlxsw_sp_fid_index(mlxsw_sp_port_vlan->fid);
-       vid = mlxsw_sp_port_vlan->vid;
-
-       if (!mlxsw_sp_port->lagged)
-               return mlxsw_sp_port_fdb_uc_op(mlxsw_sp,
-                                              mlxsw_sp_port->local_port,
-                                              fdb->addr, fid_index, false,
-                                              false);
-       else
-               return mlxsw_sp_port_fdb_uc_lag_op(mlxsw_sp,
-                                                  mlxsw_sp_port->lag_id,
-                                                  fdb->addr, fid_index, vid,
-                                                  false, false);
-}
-
 static int mlxsw_sp_port_mdb_del(struct mlxsw_sp_port *mlxsw_sp_port,
                                 const struct switchdev_obj_port_mdb *mdb)
 {
@@ -1537,10 +1454,6 @@ 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_PORT_FDB:
-               err = mlxsw_sp_port_fdb_static_del(mlxsw_sp_port,
-                                                  SWITCHDEV_OBJ_PORT_FDB(obj));
-               break;
        case SWITCHDEV_OBJ_ID_PORT_MDB:
                err = mlxsw_sp_port_mdb_del(mlxsw_sp_port,
                                            SWITCHDEV_OBJ_PORT_MDB(obj));
@@ -1570,124 +1483,11 @@ static struct mlxsw_sp_port 
*mlxsw_sp_lag_rep_port(struct mlxsw_sp *mlxsw_sp,
        return NULL;
 }
 
-static int mlxsw_sp_port_fdb_dump(struct mlxsw_sp_port *mlxsw_sp_port,
-                                 struct switchdev_obj_port_fdb *fdb,
-                                 switchdev_obj_dump_cb_t *cb)
-{
-       struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
-       struct net_device *orig_dev = fdb->obj.orig_dev;
-       struct mlxsw_sp_bridge_port *bridge_port;
-       u16 lag_id, fid_index;
-       char mac[ETH_ALEN];
-       int stored_err = 0;
-       char *sfd_pl;
-       u8 num_rec;
-       int err;
-
-       bridge_port = mlxsw_sp_bridge_port_find(mlxsw_sp->bridge, orig_dev);
-       if (!bridge_port)
-               return 0;
-
-       sfd_pl = kmalloc(MLXSW_REG_SFD_LEN, GFP_KERNEL);
-       if (!sfd_pl)
-               return -ENOMEM;
-
-       mlxsw_reg_sfd_pack(sfd_pl, MLXSW_REG_SFD_OP_QUERY_DUMP, 0);
-       do {
-               struct mlxsw_sp_port *tmp;
-               u8 local_port;
-               int i;
-
-               mlxsw_reg_sfd_num_rec_set(sfd_pl, MLXSW_REG_SFD_REC_MAX_COUNT);
-               err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(sfd), sfd_pl);
-               if (err)
-                       goto out;
-
-               num_rec = mlxsw_reg_sfd_num_rec_get(sfd_pl);
-
-               /* Even in case of error, we have to run the dump to the end
-                * so the session in firmware is finished.
-                */
-               if (stored_err)
-                       continue;
-
-               for (i = 0; i < num_rec; i++) {
-                       switch (mlxsw_reg_sfd_rec_type_get(sfd_pl, i)) {
-                       case MLXSW_REG_SFD_REC_TYPE_UNICAST:
-                               mlxsw_reg_sfd_uc_unpack(sfd_pl, i, mac,
-                                                       &fid_index,
-                                                       &local_port);
-                               if (bridge_port->lagged)
-                                       continue;
-                               if (bridge_port->system_port != local_port)
-                                       continue;
-                               if (bridge_port->bridge_device->vlan_enabled)
-                                       fdb->vid = fid_index;
-                               else
-                                       fdb->vid = 0;
-                               ether_addr_copy(fdb->addr, mac);
-                               fdb->ndm_state = NUD_REACHABLE;
-                               err = cb(&fdb->obj);
-                               if (err)
-                                       stored_err = err;
-                               break;
-                       case MLXSW_REG_SFD_REC_TYPE_UNICAST_LAG:
-                               mlxsw_reg_sfd_uc_lag_unpack(sfd_pl, i,
-                                                           mac, &fid_index,
-                                                           &lag_id);
-                               if (!bridge_port->lagged)
-                                       continue;
-                               if (bridge_port->lag_id != lag_id)
-                                       continue;
-                               tmp = mlxsw_sp_lag_rep_port(mlxsw_sp, lag_id);
-                               if (tmp->local_port !=
-                                   mlxsw_sp_port->local_port)
-                                       continue;
-                               if (bridge_port->bridge_device->vlan_enabled)
-                                       fdb->vid = fid_index;
-                               else
-                                       fdb->vid = 0;
-                               ether_addr_copy(fdb->addr, mac);
-                               fdb->ndm_state = NUD_REACHABLE;
-                               err = cb(&fdb->obj);
-                               if (err)
-                                       stored_err = err;
-                               break;
-                       }
-               }
-       } while (num_rec == MLXSW_REG_SFD_REC_MAX_COUNT);
-
-out:
-       kfree(sfd_pl);
-       return stored_err ? stored_err : err;
-}
-
-static int mlxsw_sp_port_obj_dump(struct net_device *dev,
-                                 struct switchdev_obj *obj,
-                                 switchdev_obj_dump_cb_t *cb)
-{
-       struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
-       int err = 0;
-
-       switch (obj->id) {
-       case SWITCHDEV_OBJ_ID_PORT_FDB:
-               err = mlxsw_sp_port_fdb_dump(mlxsw_sp_port,
-                                            SWITCHDEV_OBJ_PORT_FDB(obj), cb);
-               break;
-       default:
-               err = -EOPNOTSUPP;
-               break;
-       }
-
-       return err;
-}
-
 static const struct switchdev_ops mlxsw_sp_port_switchdev_ops = {
        .switchdev_port_attr_get        = mlxsw_sp_port_attr_get,
        .switchdev_port_attr_set        = mlxsw_sp_port_attr_set,
        .switchdev_port_obj_add         = mlxsw_sp_port_obj_add,
        .switchdev_port_obj_del         = mlxsw_sp_port_obj_del,
-       .switchdev_port_obj_dump        = mlxsw_sp_port_obj_dump,
 };
 
 static int
-- 
2.9.3

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