summaryrefslogtreecommitdiff
path: root/drivers/net/team/team.c
diff options
context:
space:
mode:
authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-03-25 03:53:42 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-03-25 03:53:42 -0300
commit03dd4cb26d967f9588437b0fc9cc0e8353322bb7 (patch)
treefa581f6dc1c0596391690d1f67eceef3af8246dc /drivers/net/team/team.c
parentd4e493caf788ef44982e131ff9c786546904d934 (diff)
Linux-libre 4.5-gnu
Diffstat (limited to 'drivers/net/team/team.c')
-rw-r--r--drivers/net/team/team.c69
1 files changed, 51 insertions, 18 deletions
diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index 59fefca74..718ceeab4 100644
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -91,10 +91,24 @@ void team_modeop_port_change_dev_addr(struct team *team,
}
EXPORT_SYMBOL(team_modeop_port_change_dev_addr);
+static void team_lower_state_changed(struct team_port *port)
+{
+ struct netdev_lag_lower_state_info info;
+
+ info.link_up = port->linkup;
+ info.tx_enabled = team_port_enabled(port);
+ netdev_lower_state_changed(port->dev, &info);
+}
+
static void team_refresh_port_linkup(struct team_port *port)
{
- port->linkup = port->user.linkup_enabled ? port->user.linkup :
- port->state.linkup;
+ bool new_linkup = port->user.linkup_enabled ? port->user.linkup :
+ port->state.linkup;
+
+ if (port->linkup != new_linkup) {
+ port->linkup = new_linkup;
+ team_lower_state_changed(port);
+ }
}
@@ -932,6 +946,7 @@ static void team_port_enable(struct team *team,
team->ops.port_enabled(team, port);
team_notify_peers(team);
team_mcast_rejoin(team);
+ team_lower_state_changed(port);
}
static void __reconstruct_port_hlist(struct team *team, int rm_index)
@@ -963,16 +978,21 @@ static void team_port_disable(struct team *team,
team_adjust_ops(team);
team_notify_peers(team);
team_mcast_rejoin(team);
+ team_lower_state_changed(port);
}
-#define TEAM_VLAN_FEATURES (NETIF_F_ALL_CSUM | NETIF_F_SG | \
+#define TEAM_VLAN_FEATURES (NETIF_F_HW_CSUM | NETIF_F_SG | \
NETIF_F_FRAGLIST | NETIF_F_ALL_TSO | \
NETIF_F_HIGHDMA | NETIF_F_LRO)
+#define TEAM_ENC_FEATURES (NETIF_F_HW_CSUM | NETIF_F_SG | \
+ NETIF_F_RXCSUM | NETIF_F_ALL_TSO)
+
static void __team_compute_features(struct team *team)
{
struct team_port *port;
u32 vlan_features = TEAM_VLAN_FEATURES & NETIF_F_ALL_FOR_ALL;
+ netdev_features_t enc_features = TEAM_ENC_FEATURES;
unsigned short max_hard_header_len = ETH_HLEN;
unsigned int dst_release_flag = IFF_XMIT_DST_RELEASE |
IFF_XMIT_DST_RELEASE_PERM;
@@ -981,6 +1001,11 @@ static void __team_compute_features(struct team *team)
vlan_features = netdev_increment_features(vlan_features,
port->dev->vlan_features,
TEAM_VLAN_FEATURES);
+ enc_features =
+ netdev_increment_features(enc_features,
+ port->dev->hw_enc_features,
+ TEAM_ENC_FEATURES);
+
dst_release_flag &= port->dev->priv_flags;
if (port->dev->hard_header_len > max_hard_header_len)
@@ -988,6 +1013,7 @@ static void __team_compute_features(struct team *team)
}
team->dev->vlan_features = vlan_features;
+ team->dev->hw_enc_features = enc_features | NETIF_F_GSO_ENCAP_ALL;
team->dev->hard_header_len = max_hard_header_len;
team->dev->priv_flags &= ~IFF_XMIT_DST_RELEASE;
@@ -1078,23 +1104,24 @@ static void team_port_disable_netpoll(struct team_port *port)
}
#endif
-static int team_upper_dev_link(struct net_device *dev,
- struct net_device *port_dev)
+static int team_upper_dev_link(struct team *team, struct team_port *port)
{
+ struct netdev_lag_upper_info lag_upper_info;
int err;
- err = netdev_master_upper_dev_link(port_dev, dev);
+ lag_upper_info.tx_type = team->mode->lag_tx_type;
+ err = netdev_master_upper_dev_link(port->dev, team->dev, NULL,
+ &lag_upper_info);
if (err)
return err;
- port_dev->priv_flags |= IFF_TEAM_PORT;
+ port->dev->priv_flags |= IFF_TEAM_PORT;
return 0;
}
-static void team_upper_dev_unlink(struct net_device *dev,
- struct net_device *port_dev)
+static void team_upper_dev_unlink(struct team *team, struct team_port *port)
{
- netdev_upper_dev_unlink(port_dev, dev);
- port_dev->priv_flags &= ~IFF_TEAM_PORT;
+ netdev_upper_dev_unlink(port->dev, team->dev);
+ port->dev->priv_flags &= ~IFF_TEAM_PORT;
}
static void __team_port_change_port_added(struct team_port *port, bool linkup);
@@ -1194,7 +1221,7 @@ static int team_port_add(struct team *team, struct net_device *port_dev)
goto err_handler_register;
}
- err = team_upper_dev_link(dev, port_dev);
+ err = team_upper_dev_link(team, port);
if (err) {
netdev_err(dev, "Device %s failed to set upper link\n",
portname);
@@ -1220,7 +1247,7 @@ static int team_port_add(struct team *team, struct net_device *port_dev)
return 0;
err_option_port_add:
- team_upper_dev_unlink(dev, port_dev);
+ team_upper_dev_unlink(team, port);
err_set_upper_link:
netdev_rx_handler_unregister(port_dev);
@@ -1264,7 +1291,7 @@ static int team_port_del(struct team *team, struct net_device *port_dev)
team_port_disable(team, port);
list_del_rcu(&port->list);
- team_upper_dev_unlink(dev, port_dev);
+ team_upper_dev_unlink(team, port);
netdev_rx_handler_unregister(port_dev);
team_port_disable_netpoll(port);
vlan_vids_del_by_dev(port_dev, dev);
@@ -2054,6 +2081,7 @@ static void team_setup(struct net_device *dev)
dev->flags |= IFF_MULTICAST;
dev->priv_flags &= ~(IFF_XMIT_DST_RELEASE | IFF_TX_SKB_SHARING);
dev->priv_flags |= IFF_NO_QUEUE;
+ dev->priv_flags |= IFF_TEAM;
/*
* Indicate we support unicast address filtering. That way core won't
@@ -2073,7 +2101,7 @@ static void team_setup(struct net_device *dev)
NETIF_F_HW_VLAN_CTAG_RX |
NETIF_F_HW_VLAN_CTAG_FILTER;
- dev->hw_features &= ~(NETIF_F_ALL_CSUM & ~NETIF_F_HW_CSUM);
+ dev->hw_features |= NETIF_F_GSO_ENCAP_ALL;
dev->features |= dev->hw_features;
}
@@ -2420,9 +2448,13 @@ static int team_nl_cmd_options_set(struct sk_buff *skb, struct genl_info *info)
struct nlattr *nl_option;
LIST_HEAD(opt_inst_list);
+ rtnl_lock();
+
team = team_nl_team_get(info);
- if (!team)
- return -EINVAL;
+ if (!team) {
+ err = -EINVAL;
+ goto rtnl_unlock;
+ }
err = -EINVAL;
if (!info->attrs[TEAM_ATTR_LIST_OPTION]) {
@@ -2549,7 +2581,8 @@ static int team_nl_cmd_options_set(struct sk_buff *skb, struct genl_info *info)
team_put:
team_nl_team_put(team);
-
+rtnl_unlock:
+ rtnl_unlock();
return err;
}