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-rw-r--r--net/dsa/user.c135
1 files changed, 116 insertions, 19 deletions
diff --git a/net/dsa/user.c b/net/dsa/user.c
index b15e71cc34..867c5fe9a4 100644
--- a/net/dsa/user.c
+++ b/net/dsa/user.c
@@ -210,7 +210,7 @@ static int dsa_user_sync_uc(struct net_device *dev,
return 0;
return dsa_user_vlan_for_each(dev, dsa_user_host_vlan_rx_filtering,
- &ctx);
+ &ctx);
}
static int dsa_user_unsync_uc(struct net_device *dev,
@@ -230,7 +230,7 @@ static int dsa_user_unsync_uc(struct net_device *dev,
return 0;
return dsa_user_vlan_for_each(dev, dsa_user_host_vlan_rx_filtering,
- &ctx);
+ &ctx);
}
static int dsa_user_sync_mc(struct net_device *dev,
@@ -250,7 +250,7 @@ static int dsa_user_sync_mc(struct net_device *dev,
return 0;
return dsa_user_vlan_for_each(dev, dsa_user_host_vlan_rx_filtering,
- &ctx);
+ &ctx);
}
static int dsa_user_unsync_mc(struct net_device *dev,
@@ -270,7 +270,7 @@ static int dsa_user_unsync_mc(struct net_device *dev,
return 0;
return dsa_user_vlan_for_each(dev, dsa_user_host_vlan_rx_filtering,
- &ctx);
+ &ctx);
}
void dsa_user_sync_ha(struct net_device *dev)
@@ -352,7 +352,7 @@ void dsa_user_mii_bus_init(struct dsa_switch *ds)
/* user device handling ****************************************************/
static int dsa_user_get_iflink(const struct net_device *dev)
{
- return dsa_user_to_conduit(dev)->ifindex;
+ return READ_ONCE(dsa_user_to_conduit(dev)->ifindex);
}
static int dsa_user_open(struct net_device *dev)
@@ -875,8 +875,8 @@ static int dsa_user_port_obj_del(struct net_device *dev, const void *ctx,
return err;
}
-static inline netdev_tx_t dsa_user_netpoll_send_skb(struct net_device *dev,
- struct sk_buff *skb)
+static netdev_tx_t dsa_user_netpoll_send_skb(struct net_device *dev,
+ struct sk_buff *skb)
{
#ifdef CONFIG_NET_POLL_CONTROLLER
struct dsa_user_priv *p = netdev_priv(dev);
@@ -1222,7 +1222,7 @@ static int dsa_user_set_wol(struct net_device *dev, struct ethtool_wolinfo *w)
return ret;
}
-static int dsa_user_set_eee(struct net_device *dev, struct ethtool_eee *e)
+static int dsa_user_set_eee(struct net_device *dev, struct ethtool_keee *e)
{
struct dsa_port *dp = dsa_user_to_port(dev);
struct dsa_switch *ds = dp->ds;
@@ -1242,7 +1242,7 @@ static int dsa_user_set_eee(struct net_device *dev, struct ethtool_eee *e)
return phylink_ethtool_set_eee(dp->pl, e);
}
-static int dsa_user_get_eee(struct net_device *dev, struct ethtool_eee *e)
+static int dsa_user_get_eee(struct net_device *dev, struct ethtool_keee *e)
{
struct dsa_port *dp = dsa_user_to_port(dev);
struct dsa_switch *ds = dp->ds;
@@ -2120,7 +2120,7 @@ int dsa_user_change_mtu(struct net_device *dev, int new_mtu)
if (err)
goto out_port_failed;
- dev->mtu = new_mtu;
+ WRITE_ONCE(dev->mtu, new_mtu);
dsa_bridge_mtu_normalization(dp);
@@ -2137,6 +2137,32 @@ out_conduit_failed:
}
static int __maybe_unused
+dsa_user_dcbnl_set_apptrust(struct net_device *dev, u8 *sel, int nsel)
+{
+ struct dsa_port *dp = dsa_user_to_port(dev);
+ struct dsa_switch *ds = dp->ds;
+ int port = dp->index;
+
+ if (!ds->ops->port_set_apptrust)
+ return -EOPNOTSUPP;
+
+ return ds->ops->port_set_apptrust(ds, port, sel, nsel);
+}
+
+static int __maybe_unused
+dsa_user_dcbnl_get_apptrust(struct net_device *dev, u8 *sel, int *nsel)
+{
+ struct dsa_port *dp = dsa_user_to_port(dev);
+ struct dsa_switch *ds = dp->ds;
+ int port = dp->index;
+
+ if (!ds->ops->port_get_apptrust)
+ return -EOPNOTSUPP;
+
+ return ds->ops->port_get_apptrust(ds, port, sel, nsel);
+}
+
+static int __maybe_unused
dsa_user_dcbnl_set_default_prio(struct net_device *dev, struct dcb_app *app)
{
struct dsa_port *dp = dsa_user_to_port(dev);
@@ -2163,6 +2189,58 @@ dsa_user_dcbnl_set_default_prio(struct net_device *dev, struct dcb_app *app)
return 0;
}
+/* Update the DSCP prio entries on all user ports of the switch in case
+ * the switch supports global DSCP prio instead of per port DSCP prios.
+ */
+static int dsa_user_dcbnl_ieee_global_dscp_setdel(struct net_device *dev,
+ struct dcb_app *app, bool del)
+{
+ int (*setdel)(struct net_device *dev, struct dcb_app *app);
+ struct dsa_port *dp = dsa_user_to_port(dev);
+ struct dsa_switch *ds = dp->ds;
+ struct dsa_port *other_dp;
+ int err, restore_err;
+
+ if (del)
+ setdel = dcb_ieee_delapp;
+ else
+ setdel = dcb_ieee_setapp;
+
+ dsa_switch_for_each_user_port(other_dp, ds) {
+ struct net_device *user = other_dp->user;
+
+ if (!user || user == dev)
+ continue;
+
+ err = setdel(user, app);
+ if (err)
+ goto err_try_to_restore;
+ }
+
+ return 0;
+
+err_try_to_restore:
+
+ /* Revert logic to restore previous state of app entries */
+ if (!del)
+ setdel = dcb_ieee_delapp;
+ else
+ setdel = dcb_ieee_setapp;
+
+ dsa_switch_for_each_user_port_continue_reverse(other_dp, ds) {
+ struct net_device *user = other_dp->user;
+
+ if (!user || user == dev)
+ continue;
+
+ restore_err = setdel(user, app);
+ if (restore_err)
+ netdev_err(user, "Failed to restore DSCP prio entry configuration\n");
+ }
+
+ return err;
+}
+
static int __maybe_unused
dsa_user_dcbnl_add_dscp_prio(struct net_device *dev, struct dcb_app *app)
{
@@ -2194,6 +2272,17 @@ dsa_user_dcbnl_add_dscp_prio(struct net_device *dev, struct dcb_app *app)
return err;
}
+ if (!ds->dscp_prio_mapping_is_global)
+ return 0;
+
+ err = dsa_user_dcbnl_ieee_global_dscp_setdel(dev, app, false);
+ if (err) {
+ if (ds->ops->port_del_dscp_prio)
+ ds->ops->port_del_dscp_prio(ds, port, dscp, new_prio);
+ dcb_ieee_delapp(dev, app);
+ return err;
+ }
+
return 0;
}
@@ -2264,6 +2353,18 @@ dsa_user_dcbnl_del_dscp_prio(struct net_device *dev, struct dcb_app *app)
return err;
}
+ if (!ds->dscp_prio_mapping_is_global)
+ return 0;
+
+ err = dsa_user_dcbnl_ieee_global_dscp_setdel(dev, app, true);
+ if (err) {
+ if (ds->ops->port_add_dscp_prio)
+ ds->ops->port_add_dscp_prio(ds, port, dscp,
+ app->priority);
+ dcb_ieee_setapp(dev, app);
+ return err;
+ }
+
return 0;
}
@@ -2376,6 +2477,8 @@ static const struct ethtool_ops dsa_user_ethtool_ops = {
static const struct dcbnl_rtnl_ops __maybe_unused dsa_user_dcbnl_ops = {
.ieee_setapp = dsa_user_dcbnl_ieee_setapp,
.ieee_delapp = dsa_user_dcbnl_ieee_delapp,
+ .dcbnl_setapptrust = dsa_user_dcbnl_set_apptrust,
+ .dcbnl_getapptrust = dsa_user_dcbnl_get_apptrust,
};
static void dsa_user_get_stats64(struct net_device *dev,
@@ -2429,7 +2532,7 @@ static const struct net_device_ops dsa_user_netdev_ops = {
.ndo_fill_forward_path = dsa_user_fill_forward_path,
};
-static struct device_type dsa_type = {
+static const struct device_type dsa_type = {
.name = "dsa",
};
@@ -2445,7 +2548,7 @@ EXPORT_SYMBOL_GPL(dsa_port_phylink_mac_change);
static void dsa_user_phylink_fixed_state(struct phylink_config *config,
struct phylink_link_state *state)
{
- struct dsa_port *dp = container_of(config, struct dsa_port, pl_config);
+ struct dsa_port *dp = dsa_phylink_to_port(config);
struct dsa_switch *ds = dp->ds;
/* No need to check that this operation is valid, the callback would
@@ -2625,11 +2728,7 @@ int dsa_user_create(struct dsa_port *port)
user_dev->vlan_features = conduit->vlan_features;
p = netdev_priv(user_dev);
- user_dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats);
- if (!user_dev->tstats) {
- free_netdev(user_dev);
- return -ENOMEM;
- }
+ user_dev->pcpu_stat_type = NETDEV_PCPU_STAT_TSTATS;
ret = gro_cells_init(&p->gcells, user_dev);
if (ret)
@@ -2695,7 +2794,6 @@ out_phy:
out_gcells:
gro_cells_destroy(&p->gcells);
out_free:
- free_percpu(user_dev->tstats);
free_netdev(user_dev);
port->user = NULL;
return ret;
@@ -2716,7 +2814,6 @@ void dsa_user_destroy(struct net_device *user_dev)
dsa_port_phylink_destroy(dp);
gro_cells_destroy(&p->gcells);
- free_percpu(user_dev->tstats);
free_netdev(user_dev);
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-27 16:22:04 +0000