diff options
Diffstat (limited to 'drivers/net/dsa/mv88e6xxx.c')
| -rw-r--r-- | drivers/net/dsa/mv88e6xxx.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c index 86cbb677b7a8..8d0acf3f64de 100644 --- a/drivers/net/dsa/mv88e6xxx.c +++ b/drivers/net/dsa/mv88e6xxx.c @@ -1799,6 +1799,71 @@ static int _mv88e6xxx_atu_getnext(struct dsa_switch *ds, u16 fid, return 0; } +int mv88e6xxx_port_fdb_dump(struct dsa_switch *ds, int port, + struct switchdev_obj_port_fdb *fdb, + int (*cb)(struct switchdev_obj *obj)) +{ + struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); + struct mv88e6xxx_vtu_stu_entry vlan = { + .vid = GLOBAL_VTU_VID_MASK, /* all ones */ + }; + int err; + + mutex_lock(&ps->smi_mutex); + + err = _mv88e6xxx_vtu_vid_write(ds, vlan.vid); + if (err) + goto unlock; + + do { + struct mv88e6xxx_atu_entry addr = { + .mac = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }, + }; + + err = _mv88e6xxx_vtu_getnext(ds, &vlan); + if (err) + goto unlock; + + if (!vlan.valid) + break; + + err = _mv88e6xxx_atu_mac_write(ds, addr.mac); + if (err) + goto unlock; + + do { + err = _mv88e6xxx_atu_getnext(ds, vlan.fid, &addr); + if (err) + goto unlock; + + if (addr.state == GLOBAL_ATU_DATA_STATE_UNUSED) + break; + + if (!addr.trunk && addr.portv_trunkid & BIT(port)) { + bool is_static = addr.state == + (is_multicast_ether_addr(addr.mac) ? + GLOBAL_ATU_DATA_STATE_MC_STATIC : + GLOBAL_ATU_DATA_STATE_UC_STATIC); + + fdb->vid = vlan.vid; + ether_addr_copy(fdb->addr, addr.mac); + fdb->ndm_state = is_static ? NUD_NOARP : + NUD_REACHABLE; + + err = cb(&fdb->obj); + if (err) + goto unlock; + } + } while (!is_broadcast_ether_addr(addr.mac)); + + } while (vlan.vid < GLOBAL_VTU_VID_MASK); + +unlock: + mutex_unlock(&ps->smi_mutex); + + return err; +} + /* get next entry for port */ int mv88e6xxx_port_fdb_getnext(struct dsa_switch *ds, int port, unsigned char *addr, u16 *vid, bool *is_static) |