Commit 8ae5bcdc authored by Vivien Didelot's avatar Vivien Didelot Committed by David S. Miller

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: default avatarVivien Didelot <vivien.didelot@savoirfairelinux.com>
Reviewed-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 685fb6a4
...@@ -22,6 +22,8 @@ enum { ...@@ -22,6 +22,8 @@ enum {
DSA_NOTIFIER_BRIDGE_LEAVE, DSA_NOTIFIER_BRIDGE_LEAVE,
DSA_NOTIFIER_FDB_ADD, DSA_NOTIFIER_FDB_ADD,
DSA_NOTIFIER_FDB_DEL, DSA_NOTIFIER_FDB_DEL,
DSA_NOTIFIER_MDB_ADD,
DSA_NOTIFIER_MDB_DEL,
}; };
/* DSA_NOTIFIER_AGEING_TIME */ /* DSA_NOTIFIER_AGEING_TIME */
...@@ -46,6 +48,14 @@ struct dsa_notifier_fdb_info { ...@@ -46,6 +48,14 @@ struct dsa_notifier_fdb_info {
int port; int port;
}; };
/* DSA_NOTIFIER_MDB_* */
struct dsa_notifier_mdb_info {
const struct switchdev_obj_port_mdb *mdb;
struct switchdev_trans *trans;
int sw_index;
int port;
};
struct dsa_device_ops { struct dsa_device_ops {
struct sk_buff *(*xmit)(struct sk_buff *skb, struct net_device *dev); struct sk_buff *(*xmit)(struct sk_buff *skb, struct net_device *dev);
struct sk_buff *(*rcv)(struct sk_buff *skb, struct net_device *dev, struct sk_buff *(*rcv)(struct sk_buff *skb, struct net_device *dev,
......
...@@ -188,29 +188,26 @@ int dsa_port_mdb_add(struct dsa_port *dp, ...@@ -188,29 +188,26 @@ int dsa_port_mdb_add(struct dsa_port *dp,
const struct switchdev_obj_port_mdb *mdb, const struct switchdev_obj_port_mdb *mdb,
struct switchdev_trans *trans) struct switchdev_trans *trans)
{ {
struct dsa_switch *ds = dp->ds; struct dsa_notifier_mdb_info info = {
.sw_index = dp->ds->index,
if (switchdev_trans_ph_prepare(trans)) { .port = dp->index,
if (!ds->ops->port_mdb_prepare || !ds->ops->port_mdb_add) .trans = trans,
return -EOPNOTSUPP; .mdb = mdb,
};
return ds->ops->port_mdb_prepare(ds, dp->index, mdb, trans);
}
ds->ops->port_mdb_add(ds, dp->index, mdb, trans);
return 0; return dsa_port_notify(dp, DSA_NOTIFIER_MDB_ADD, &info);
} }
int dsa_port_mdb_del(struct dsa_port *dp, int dsa_port_mdb_del(struct dsa_port *dp,
const struct switchdev_obj_port_mdb *mdb) const struct switchdev_obj_port_mdb *mdb)
{ {
struct dsa_switch *ds = dp->ds; struct dsa_notifier_mdb_info info = {
.sw_index = dp->ds->index,
if (ds->ops->port_mdb_del) .port = dp->index,
return ds->ops->port_mdb_del(ds, dp->index, mdb); .mdb = mdb,
};
return -EOPNOTSUPP; return dsa_port_notify(dp, DSA_NOTIFIER_MDB_DEL, &info);
} }
int dsa_port_mdb_dump(struct dsa_port *dp, struct switchdev_obj_port_mdb *mdb, int dsa_port_mdb_dump(struct dsa_port *dp, struct switchdev_obj_port_mdb *mdb,
......
...@@ -121,6 +121,43 @@ static int dsa_switch_fdb_del(struct dsa_switch *ds, ...@@ -121,6 +121,43 @@ static int dsa_switch_fdb_del(struct dsa_switch *ds,
return ds->ops->port_fdb_del(ds, info->port, fdb); 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, static int dsa_switch_event(struct notifier_block *nb,
unsigned long event, void *info) unsigned long event, void *info)
{ {
...@@ -143,6 +180,12 @@ static int dsa_switch_event(struct notifier_block *nb, ...@@ -143,6 +180,12 @@ static int dsa_switch_event(struct notifier_block *nb,
case DSA_NOTIFIER_FDB_DEL: case DSA_NOTIFIER_FDB_DEL:
err = dsa_switch_fdb_del(ds, info); err = dsa_switch_fdb_del(ds, info);
break; 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: default:
err = -EOPNOTSUPP; err = -EOPNOTSUPP;
break; break;
......
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