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net: dsa: mv88e6xxx: implement port_fdb_dump

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Implement the port_fdb_dump DSA operation.

Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vivien Didelot 2015-10-22 09:34:41 -04:00 committed by David S. Miller
parent b0e1a692ff
commit f33475bd67
4 changed files with 70 additions and 0 deletions
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1
drivers/net/dsa/mv88e6171.c
View File

@ -123,6 +123,7 @@ struct dsa_switch_driver mv88e6171_switch_driver = {
.port_fdb_add = mv88e6xxx_port_fdb_add,
.port_fdb_del = mv88e6xxx_port_fdb_del,
.port_fdb_getnext = mv88e6xxx_port_fdb_getnext,
.port_fdb_dump = mv88e6xxx_port_fdb_dump,
};
MODULE_ALIAS("platform:mv88e6171");

1
drivers/net/dsa/mv88e6352.c
View File

@ -350,6 +350,7 @@ struct dsa_switch_driver mv88e6352_switch_driver = {
.port_fdb_add = mv88e6xxx_port_fdb_add,
.port_fdb_del = mv88e6xxx_port_fdb_del,
.port_fdb_getnext = mv88e6xxx_port_fdb_getnext,
.port_fdb_dump = mv88e6xxx_port_fdb_dump,
};
MODULE_ALIAS("platform:mv88e6172");

65
drivers/net/dsa/mv88e6xxx.c
View File

@ -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)

3
drivers/net/dsa/mv88e6xxx.h
View File

@ -476,6 +476,9 @@ int mv88e6xxx_port_fdb_del(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_fdb *fdb);
int mv88e6xxx_port_fdb_getnext(struct dsa_switch *ds, int port,
unsigned char *addr, u16 *vid, bool *is_static);
int mv88e6xxx_port_fdb_dump(struct dsa_switch *ds, int port,
struct switchdev_obj_port_fdb *fdb,
int (*cb)(struct switchdev_obj *obj));
int mv88e6xxx_phy_page_read(struct dsa_switch *ds, int port, int page, int reg);
int mv88e6xxx_phy_page_write(struct dsa_switch *ds, int port, int page,
int reg, int val);