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Diffstat (limited to 'net/dsa')
-rw-r--r--net/dsa/dsa.c4
-rw-r--r--net/dsa/slave.c137
2 files changed, 82 insertions, 59 deletions
diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c
index adb5325f4934..1eba07feb34a 100644
--- a/net/dsa/dsa.c
+++ b/net/dsa/dsa.c
@@ -327,8 +327,8 @@ static int dsa_switch_setup_one(struct dsa_switch *ds, struct device *parent)
ret = dsa_slave_create(ds, parent, i, pd->port_names[i]);
if (ret < 0) {
- netdev_err(dst->master_netdev, "[%d]: can't create dsa slave device for port %d(%s)\n",
- index, i, pd->port_names[i]);
+ netdev_err(dst->master_netdev, "[%d]: can't create dsa slave device for port %d(%s): %d\n",
+ index, i, pd->port_names[i], ret);
ret = 0;
}
}
diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index 7d91f4612ac0..b0b8da0f5af8 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -242,16 +242,15 @@ static int dsa_bridge_check_vlan_range(struct dsa_switch *ds,
}
static int dsa_slave_port_vlan_add(struct net_device *dev,
- struct switchdev_obj *obj)
+ const struct switchdev_obj_port_vlan *vlan,
+ struct switchdev_trans *trans)
{
- struct switchdev_obj_vlan *vlan = &obj->u.vlan;
struct dsa_slave_priv *p = netdev_priv(dev);
struct dsa_switch *ds = p->parent;
u16 vid;
int err;
- switch (obj->trans) {
- case SWITCHDEV_TRANS_PREPARE:
+ if (switchdev_trans_ph_prepare(trans)) {
if (!ds->drv->port_vlan_add || !ds->drv->port_pvid_set)
return -EOPNOTSUPP;
@@ -263,8 +262,7 @@ static int dsa_slave_port_vlan_add(struct net_device *dev,
vlan->vid_end);
if (err)
return err;
- break;
- case SWITCHDEV_TRANS_COMMIT:
+ } else {
for (vid = vlan->vid_begin; vid <= vlan->vid_end; ++vid) {
err = ds->drv->port_vlan_add(ds, p->port, vid,
vlan->flags &
@@ -274,18 +272,14 @@ static int dsa_slave_port_vlan_add(struct net_device *dev,
if (err)
return err;
}
- break;
- default:
- return -EOPNOTSUPP;
}
return 0;
}
static int dsa_slave_port_vlan_del(struct net_device *dev,
- struct switchdev_obj *obj)
+ const struct switchdev_obj_port_vlan *vlan)
{
- struct switchdev_obj_vlan *vlan = &obj->u.vlan;
struct dsa_slave_priv *p = netdev_priv(dev);
struct dsa_switch *ds = p->parent;
u16 vid;
@@ -304,9 +298,9 @@ static int dsa_slave_port_vlan_del(struct net_device *dev,
}
static int dsa_slave_port_vlan_dump(struct net_device *dev,
- struct switchdev_obj *obj)
+ struct switchdev_obj_port_vlan *vlan,
+ switchdev_obj_dump_cb_t *cb)
{
- struct switchdev_obj_vlan *vlan = &obj->u.vlan;
struct dsa_slave_priv *p = netdev_priv(dev);
struct dsa_switch *ds = p->parent;
DECLARE_BITMAP(members, DSA_MAX_PORTS);
@@ -338,7 +332,7 @@ static int dsa_slave_port_vlan_dump(struct net_device *dev,
if (test_bit(p->port, untagged))
vlan->flags |= BRIDGE_VLAN_INFO_UNTAGGED;
- err = obj->cb(dev, obj);
+ err = cb(&vlan->obj);
if (err)
break;
}
@@ -347,37 +341,40 @@ static int dsa_slave_port_vlan_dump(struct net_device *dev,
}
static int dsa_slave_port_fdb_add(struct net_device *dev,
- struct switchdev_obj *obj)
+ const struct switchdev_obj_port_fdb *fdb,
+ struct switchdev_trans *trans)
{
- struct switchdev_obj_fdb *fdb = &obj->u.fdb;
struct dsa_slave_priv *p = netdev_priv(dev);
struct dsa_switch *ds = p->parent;
- int ret = -EOPNOTSUPP;
+ int ret;
+
+ if (!ds->drv->port_fdb_prepare || !ds->drv->port_fdb_add)
+ return -EOPNOTSUPP;
- if (obj->trans == SWITCHDEV_TRANS_PREPARE)
- ret = ds->drv->port_fdb_add ? 0 : -EOPNOTSUPP;
- else if (obj->trans == SWITCHDEV_TRANS_COMMIT)
- ret = ds->drv->port_fdb_add(ds, p->port, fdb->addr, fdb->vid);
+ if (switchdev_trans_ph_prepare(trans))
+ ret = ds->drv->port_fdb_prepare(ds, p->port, fdb, trans);
+ else
+ ret = ds->drv->port_fdb_add(ds, p->port, fdb, trans);
return ret;
}
static int dsa_slave_port_fdb_del(struct net_device *dev,
- struct switchdev_obj *obj)
+ const struct switchdev_obj_port_fdb *fdb)
{
- struct switchdev_obj_fdb *fdb = &obj->u.fdb;
struct dsa_slave_priv *p = netdev_priv(dev);
struct dsa_switch *ds = p->parent;
int ret = -EOPNOTSUPP;
if (ds->drv->port_fdb_del)
- ret = ds->drv->port_fdb_del(ds, p->port, fdb->addr, fdb->vid);
+ ret = ds->drv->port_fdb_del(ds, p->port, fdb);
return ret;
}
static int dsa_slave_port_fdb_dump(struct net_device *dev,
- struct switchdev_obj *obj)
+ struct switchdev_obj_port_fdb *fdb,
+ switchdev_obj_dump_cb_t *cb)
{
struct dsa_slave_priv *p = netdev_priv(dev);
struct dsa_switch *ds = p->parent;
@@ -396,11 +393,11 @@ static int dsa_slave_port_fdb_dump(struct net_device *dev,
if (ret < 0)
break;
- obj->u.fdb.addr = addr;
- obj->u.fdb.vid = vid;
- obj->u.fdb.ndm_state = is_static ? NUD_NOARP : NUD_REACHABLE;
+ ether_addr_copy(fdb->addr, addr);
+ fdb->vid = vid;
+ fdb->ndm_state = is_static ? NUD_NOARP : NUD_REACHABLE;
- ret = obj->cb(dev, obj);
+ ret = cb(&fdb->obj);
if (ret < 0)
break;
}
@@ -456,15 +453,16 @@ static int dsa_slave_stp_update(struct net_device *dev, u8 state)
}
static int dsa_slave_port_attr_set(struct net_device *dev,
- struct switchdev_attr *attr)
+ const struct switchdev_attr *attr,
+ struct switchdev_trans *trans)
{
struct dsa_slave_priv *p = netdev_priv(dev);
struct dsa_switch *ds = p->parent;
int ret;
switch (attr->id) {
- case SWITCHDEV_ATTR_PORT_STP_STATE:
- if (attr->trans == SWITCHDEV_TRANS_PREPARE)
+ case SWITCHDEV_ATTR_ID_PORT_STP_STATE:
+ if (switchdev_trans_ph_prepare(trans))
ret = ds->drv->port_stp_update ? 0 : -EOPNOTSUPP;
else
ret = ds->drv->port_stp_update(ds, p->port,
@@ -479,7 +477,8 @@ static int dsa_slave_port_attr_set(struct net_device *dev,
}
static int dsa_slave_port_obj_add(struct net_device *dev,
- struct switchdev_obj *obj)
+ const struct switchdev_obj *obj,
+ struct switchdev_trans *trans)
{
int err;
@@ -489,11 +488,15 @@ static int dsa_slave_port_obj_add(struct net_device *dev,
*/
switch (obj->id) {
- case SWITCHDEV_OBJ_PORT_FDB:
- err = dsa_slave_port_fdb_add(dev, obj);
+ case SWITCHDEV_OBJ_ID_PORT_FDB:
+ err = dsa_slave_port_fdb_add(dev,
+ SWITCHDEV_OBJ_PORT_FDB(obj),
+ trans);
break;
- case SWITCHDEV_OBJ_PORT_VLAN:
- err = dsa_slave_port_vlan_add(dev, obj);
+ case SWITCHDEV_OBJ_ID_PORT_VLAN:
+ err = dsa_slave_port_vlan_add(dev,
+ SWITCHDEV_OBJ_PORT_VLAN(obj),
+ trans);
break;
default:
err = -EOPNOTSUPP;
@@ -504,16 +507,18 @@ static int dsa_slave_port_obj_add(struct net_device *dev,
}
static int dsa_slave_port_obj_del(struct net_device *dev,
- struct switchdev_obj *obj)
+ const struct switchdev_obj *obj)
{
int err;
switch (obj->id) {
- case SWITCHDEV_OBJ_PORT_FDB:
- err = dsa_slave_port_fdb_del(dev, obj);
+ case SWITCHDEV_OBJ_ID_PORT_FDB:
+ err = dsa_slave_port_fdb_del(dev,
+ SWITCHDEV_OBJ_PORT_FDB(obj));
break;
- case SWITCHDEV_OBJ_PORT_VLAN:
- err = dsa_slave_port_vlan_del(dev, obj);
+ case SWITCHDEV_OBJ_ID_PORT_VLAN:
+ err = dsa_slave_port_vlan_del(dev,
+ SWITCHDEV_OBJ_PORT_VLAN(obj));
break;
default:
err = -EOPNOTSUPP;
@@ -524,16 +529,21 @@ static int dsa_slave_port_obj_del(struct net_device *dev,
}
static int dsa_slave_port_obj_dump(struct net_device *dev,
- struct switchdev_obj *obj)
+ struct switchdev_obj *obj,
+ switchdev_obj_dump_cb_t *cb)
{
int err;
switch (obj->id) {
- case SWITCHDEV_OBJ_PORT_FDB:
- err = dsa_slave_port_fdb_dump(dev, obj);
+ case SWITCHDEV_OBJ_ID_PORT_FDB:
+ err = dsa_slave_port_fdb_dump(dev,
+ SWITCHDEV_OBJ_PORT_FDB(obj),
+ cb);
break;
- case SWITCHDEV_OBJ_PORT_VLAN:
- err = dsa_slave_port_vlan_dump(dev, obj);
+ case SWITCHDEV_OBJ_ID_PORT_VLAN:
+ err = dsa_slave_port_vlan_dump(dev,
+ SWITCHDEV_OBJ_PORT_VLAN(obj),
+ cb);
break;
default:
err = -EOPNOTSUPP;
@@ -587,7 +597,7 @@ static int dsa_slave_port_attr_get(struct net_device *dev,
struct dsa_switch *ds = p->parent;
switch (attr->id) {
- case SWITCHDEV_ATTR_PORT_PARENT_ID:
+ case SWITCHDEV_ATTR_ID_PORT_PARENT_ID:
attr->u.ppid.id_len = sizeof(ds->index);
memcpy(&attr->u.ppid.id, &ds->index, attr->u.ppid.id_len);
break;
@@ -967,6 +977,10 @@ static const struct switchdev_ops dsa_slave_switchdev_ops = {
.switchdev_port_obj_dump = dsa_slave_port_obj_dump,
};
+static struct device_type dsa_type = {
+ .name = "dsa",
+};
+
static void dsa_slave_adjust_link(struct net_device *dev)
{
struct dsa_slave_priv *p = netdev_priv(dev);
@@ -1015,8 +1029,10 @@ static int dsa_slave_phy_connect(struct dsa_slave_priv *p,
struct dsa_switch *ds = p->parent;
p->phy = ds->slave_mii_bus->phy_map[addr];
- if (!p->phy)
+ if (!p->phy) {
+ netdev_err(slave_dev, "no phy at %d\n", addr);
return -ENODEV;
+ }
/* Use already configured phy mode */
if (p->phy_interface == PHY_INTERFACE_MODE_NA)
@@ -1050,7 +1066,7 @@ static int dsa_slave_phy_setup(struct dsa_slave_priv *p,
*/
ret = of_phy_register_fixed_link(port_dn);
if (ret) {
- netdev_err(slave_dev, "failed to register fixed PHY\n");
+ netdev_err(slave_dev, "failed to register fixed PHY: %d\n", ret);
return ret;
}
phy_is_fixed = true;
@@ -1061,17 +1077,20 @@ static int dsa_slave_phy_setup(struct dsa_slave_priv *p,
phy_flags = ds->drv->get_phy_flags(ds, p->port);
if (phy_dn) {
- ret = of_mdio_parse_addr(&slave_dev->dev, phy_dn);
+ int phy_id = of_mdio_parse_addr(&slave_dev->dev, phy_dn);
+
/* If this PHY address is part of phys_mii_mask, which means
* that we need to divert reads and writes to/from it, then we
* want to bind this device using the slave MII bus created by
* DSA to make that happen.
*/
- if (!phy_is_fixed && ret >= 0 &&
- (ds->phys_mii_mask & (1 << ret))) {
- ret = dsa_slave_phy_connect(p, slave_dev, ret);
- if (ret)
+ if (!phy_is_fixed && phy_id >= 0 &&
+ (ds->phys_mii_mask & (1 << phy_id))) {
+ ret = dsa_slave_phy_connect(p, slave_dev, phy_id);
+ if (ret) {
+ netdev_err(slave_dev, "failed to connect to phy%d: %d\n", phy_id, ret);
return ret;
+ }
} else {
p->phy = of_phy_connect(slave_dev, phy_dn,
dsa_slave_adjust_link,
@@ -1088,8 +1107,10 @@ static int dsa_slave_phy_setup(struct dsa_slave_priv *p,
*/
if (!p->phy) {
ret = dsa_slave_phy_connect(p, slave_dev, p->port);
- if (ret)
+ if (ret) {
+ netdev_err(slave_dev, "failed to connect to port %d: %d\n", p->port, ret);
return ret;
+ }
} else {
netdev_info(slave_dev, "attached PHY at address %d [%s]\n",
p->phy->addr, p->phy->drv->name);
@@ -1155,6 +1176,7 @@ int dsa_slave_create(struct dsa_switch *ds, struct device *parent,
slave_dev->priv_flags |= IFF_NO_QUEUE;
slave_dev->netdev_ops = &dsa_slave_netdev_ops;
slave_dev->switchdev_ops = &dsa_slave_switchdev_ops;
+ SET_NETDEV_DEVTYPE(slave_dev, &dsa_type);
netdev_for_each_tx_queue(slave_dev, dsa_slave_set_lockdep_class_one,
NULL);
@@ -1200,6 +1222,7 @@ int dsa_slave_create(struct dsa_switch *ds, struct device *parent,
ret = dsa_slave_phy_setup(p, slave_dev);
if (ret) {
+ netdev_err(master, "error %d setting up slave phy\n", ret);
free_netdev(slave_dev);
return ret;
}
@@ -1253,7 +1276,7 @@ int dsa_slave_netdevice_event(struct notifier_block *unused,
goto out;
err = dsa_slave_master_changed(dev);
- if (err)
+ if (err && err != -EOPNOTSUPP)
netdev_warn(dev, "failed to reflect master change\n");
break;
generated by cgit v1.2.3 (git 2.0.4) at 2024-05-26 23:20:21 +0000