diff options
| author | Vivien Didelot <vivien.didelot@savoirfairelinux.com> | 2017-05-20 00:00:54 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-05-23 02:37:32 +0300 |
| commit | 8ae5bcdc5d98a99e59f194101e7acd2e9d055758 (patch) | |
| tree | 034b4dd0534907ecddb815a738ef10706441cee3 /net/dsa/switch.c | |
| parent | 685fb6a40ddace10a0bc8a680ab6ba65c6cdfdaf (diff) | |
| download | linux-8ae5bcdc5d98a99e59f194101e7acd2e9d055758.tar.xz | |
net: dsa: add MDB notifier
Add two new DSA_NOTIFIER_MDB_ADD and DSA_NOTIFIER_MDB_DEL events to
notify not only a single switch, but all switches of a the fabric when
an MDB entry is added or removed.
For the moment, keep the current behavior and ignore other switches.
Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/dsa/switch.c')
| -rw-r--r-- | net/dsa/switch.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/net/dsa/switch.c b/net/dsa/switch.c index e71cc860d32c..b7e8e45869fc 100644 --- a/net/dsa/switch.c +++ b/net/dsa/switch.c @@ -121,6 +121,43 @@ static int dsa_switch_fdb_del(struct dsa_switch *ds, return ds->ops->port_fdb_del(ds, info->port, fdb); } +static int dsa_switch_mdb_add(struct dsa_switch *ds, + struct dsa_notifier_mdb_info *info) +{ + const struct switchdev_obj_port_mdb *mdb = info->mdb; + struct switchdev_trans *trans = info->trans; + + /* Do not care yet about other switch chips of the fabric */ + if (ds->index != info->sw_index) + return 0; + + if (switchdev_trans_ph_prepare(trans)) { + if (!ds->ops->port_mdb_prepare || !ds->ops->port_mdb_add) + return -EOPNOTSUPP; + + return ds->ops->port_mdb_prepare(ds, info->port, mdb, trans); + } + + ds->ops->port_mdb_add(ds, info->port, mdb, trans); + + return 0; +} + +static int dsa_switch_mdb_del(struct dsa_switch *ds, + struct dsa_notifier_mdb_info *info) +{ + const struct switchdev_obj_port_mdb *mdb = info->mdb; + + /* Do not care yet about other switch chips of the fabric */ + if (ds->index != info->sw_index) + return 0; + + if (!ds->ops->port_mdb_del) + return -EOPNOTSUPP; + + return ds->ops->port_mdb_del(ds, info->port, mdb); +} + static int dsa_switch_event(struct notifier_block *nb, unsigned long event, void *info) { @@ -143,6 +180,12 @@ static int dsa_switch_event(struct notifier_block *nb, case DSA_NOTIFIER_FDB_DEL: err = dsa_switch_fdb_del(ds, info); break; + case DSA_NOTIFIER_MDB_ADD: + err = dsa_switch_mdb_add(ds, info); + break; + case DSA_NOTIFIER_MDB_DEL: + err = dsa_switch_mdb_del(ds, info); + break; default: err = -EOPNOTSUPP; break; |