struct dsa_bridge bridge,
bool *tx_fwd_offload)
{
- return sja1105_bridge_member(ds, port, bridge, true);
+ int rc;
+
+ rc = sja1105_bridge_member(ds, port, bridge, true);
+ if (rc)
+ return rc;
+
+ rc = dsa_tag_8021q_bridge_tx_fwd_offload(ds, port, bridge);
+ if (rc) {
+ sja1105_bridge_member(ds, port, bridge, false);
+ return rc;
+ }
+
+ *tx_fwd_offload = true;
+
+ return 0;
}
static void sja1105_bridge_leave(struct dsa_switch *ds, int port,
struct dsa_bridge bridge)
{
+ dsa_tag_8021q_bridge_tx_fwd_unoffload(ds, port, bridge);
sja1105_bridge_member(ds, port, bridge, false);
}
return 0;
}
-static void sja1105_port_disable(struct dsa_switch *ds, int port)
-{
- struct sja1105_private *priv = ds->priv;
- struct sja1105_port *sp = &priv->ports[port];
-
- if (!dsa_is_user_port(ds, port))
- return;
-
- kthread_cancel_work_sync(&sp->xmit_work);
- skb_queue_purge(&sp->xmit_queue);
-}
-
static int sja1105_mgmt_xmit(struct dsa_switch *ds, int port, int slot,
struct sk_buff *skb, bool takets)
{
return NETDEV_TX_OK;
}
-#define work_to_port(work) \
- container_of((work), struct sja1105_port, xmit_work)
-#define tagger_to_sja1105(t) \
- container_of((t), struct sja1105_private, tagger_data)
+#define work_to_xmit_work(w) \
+ container_of((w), struct sja1105_deferred_xmit_work, work)
/* Deferred work is unfortunately necessary because setting up the management
* route cannot be done from atomit context (SPI transfer takes a sleepable
*/
static void sja1105_port_deferred_xmit(struct kthread_work *work)
{
- struct sja1105_port *sp = work_to_port(work);
- struct sja1105_tagger_data *tagger_data = sp->data;
- struct sja1105_private *priv = tagger_to_sja1105(tagger_data);
- int port = sp - priv->ports;
- struct sk_buff *skb;
+ struct sja1105_deferred_xmit_work *xmit_work = work_to_xmit_work(work);
+ struct sk_buff *clone, *skb = xmit_work->skb;
+ struct dsa_switch *ds = xmit_work->dp->ds;
+ struct sja1105_private *priv = ds->priv;
+ int port = xmit_work->dp->index;
- while ((skb = skb_dequeue(&sp->xmit_queue)) != NULL) {
- struct sk_buff *clone = SJA1105_SKB_CB(skb)->clone;
+ clone = SJA1105_SKB_CB(skb)->clone;
- mutex_lock(&priv->mgmt_lock);
+ mutex_lock(&priv->mgmt_lock);
- sja1105_mgmt_xmit(priv->ds, port, 0, skb, !!clone);
+ sja1105_mgmt_xmit(ds, port, 0, skb, !!clone);
- /* The clone, if there, was made by dsa_skb_tx_timestamp */
- if (clone)
- sja1105_ptp_txtstamp_skb(priv->ds, port, clone);
+ /* The clone, if there, was made by dsa_skb_tx_timestamp */
+ if (clone)
+ sja1105_ptp_txtstamp_skb(ds, port, clone);
- mutex_unlock(&priv->mgmt_lock);
- }
+ mutex_unlock(&priv->mgmt_lock);
+
+ kfree(xmit_work);
+}
+
+static int sja1105_connect_tag_protocol(struct dsa_switch *ds,
+ enum dsa_tag_protocol proto)
+{
+ struct sja1105_private *priv = ds->priv;
+ struct sja1105_tagger_data *tagger_data;
+
+ if (proto != priv->info->tag_proto)
+ return -EPROTONOSUPPORT;
+
+ tagger_data = sja1105_tagger_data(ds);
+ tagger_data->xmit_work_fn = sja1105_port_deferred_xmit;
+ tagger_data->meta_tstamp_handler = sja1110_process_meta_tstamp;
+
+ return 0;
}
/* The MAXAGE setting belongs to the L2 Forwarding Parameters table,
return 0;
}
-static void sja1105_teardown_ports(struct sja1105_private *priv)
-{
- struct dsa_switch *ds = priv->ds;
- int port;
-
- for (port = 0; port < ds->num_ports; port++) {
- struct sja1105_port *sp = &priv->ports[port];
-
- if (sp->xmit_worker)
- kthread_destroy_worker(sp->xmit_worker);
- }
-}
-
-static int sja1105_setup_ports(struct sja1105_private *priv)
-{
- struct sja1105_tagger_data *tagger_data = &priv->tagger_data;
- struct dsa_switch *ds = priv->ds;
- int port, rc;
-
- /* Connections between dsa_port and sja1105_port */
- for (port = 0; port < ds->num_ports; port++) {
- struct sja1105_port *sp = &priv->ports[port];
- struct dsa_port *dp = dsa_to_port(ds, port);
- struct kthread_worker *worker;
- struct net_device *slave;
-
- if (!dsa_port_is_user(dp))
- continue;
-
- dp->priv = sp;
- sp->data = tagger_data;
- slave = dp->slave;
- kthread_init_work(&sp->xmit_work, sja1105_port_deferred_xmit);
- worker = kthread_create_worker(0, "%s_xmit", slave->name);
- if (IS_ERR(worker)) {
- rc = PTR_ERR(worker);
- dev_err(ds->dev,
- "failed to create deferred xmit thread: %d\n",
- rc);
- goto out_destroy_workers;
- }
- sp->xmit_worker = worker;
- skb_queue_head_init(&sp->xmit_queue);
- }
-
- return 0;
-
-out_destroy_workers:
- sja1105_teardown_ports(priv);
- return rc;
-}
-
/* The programming model for the SJA1105 switch is "all-at-once" via static
* configuration tables. Some of these can be dynamically modified at runtime,
* but not the xMII mode parameters table.
}
}
- rc = sja1105_setup_ports(priv);
- if (rc)
- goto out_static_config_free;
-
sja1105_tas_setup(ds);
sja1105_flower_setup(ds);
out_flower_teardown:
sja1105_flower_teardown(ds);
sja1105_tas_teardown(ds);
- sja1105_teardown_ports(priv);
out_static_config_free:
sja1105_static_config_free(&priv->static_config);
sja1105_ptp_clock_unregister(ds);
sja1105_flower_teardown(ds);
sja1105_tas_teardown(ds);
- sja1105_teardown_ports(priv);
sja1105_static_config_free(&priv->static_config);
}
static const struct dsa_switch_ops sja1105_switch_ops = {
.get_tag_protocol = sja1105_get_tag_protocol,
+ .connect_tag_protocol = sja1105_connect_tag_protocol,
.setup = sja1105_setup,
.teardown = sja1105_teardown,
.set_ageing_time = sja1105_set_ageing_time,
.get_ethtool_stats = sja1105_get_ethtool_stats,
.get_sset_count = sja1105_get_sset_count,
.get_ts_info = sja1105_get_ts_info,
- .port_disable = sja1105_port_disable,
.port_fdb_dump = sja1105_fdb_dump,
.port_fdb_add = sja1105_fdb_add,
.port_fdb_del = sja1105_fdb_del,
.tag_8021q_vlan_add = sja1105_dsa_8021q_vlan_add,
.tag_8021q_vlan_del = sja1105_dsa_8021q_vlan_del,
.port_prechangeupper = sja1105_prechangeupper,
- .port_bridge_tx_fwd_offload = dsa_tag_8021q_bridge_tx_fwd_offload,
- .port_bridge_tx_fwd_unoffload = dsa_tag_8021q_bridge_tx_fwd_unoffload,
};
static const struct of_device_id sja1105_dt_ids[];
mutex_init(&priv->ptp_data.lock);
mutex_init(&priv->dynamic_config_lock);
mutex_init(&priv->mgmt_lock);
+ spin_lock_init(&priv->ts_id_lock);
rc = sja1105_parse_dt(priv);
if (rc < 0) {
projects / linux-2.6-microblaze.git / blobdiff