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Diffstat (limited to 'net/dsa/slave.c')
-rw-r--r--net/dsa/slave.c95
1 files changed, 69 insertions, 26 deletions
diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index 992fcab4b552..8c0f3c6ab365 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -15,11 +15,11 @@
#include <linux/mdio.h>
#include <net/rtnetlink.h>
#include <net/pkt_cls.h>
+#include <net/selftests.h>
#include <net/tc_act/tc_mirred.h>
#include <linux/if_bridge.h>
#include <linux/if_hsr.h>
#include <linux/netpoll.h>
-#include <linux/ptp_classify.h>
#include "dsa_priv.h"
@@ -555,26 +555,14 @@ static void dsa_skb_tx_timestamp(struct dsa_slave_priv *p,
struct sk_buff *skb)
{
struct dsa_switch *ds = p->dp->ds;
- struct sk_buff *clone;
- unsigned int type;
- type = ptp_classify_raw(skb);
- if (type == PTP_CLASS_NONE)
+ if (!(skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP))
return;
if (!ds->ops->port_txtstamp)
return;
- clone = skb_clone_sk(skb);
- if (!clone)
- return;
-
- if (ds->ops->port_txtstamp(ds, p->dp->index, clone, type)) {
- DSA_SKB_CB(skb)->clone = clone;
- return;
- }
-
- kfree_skb(clone);
+ ds->ops->port_txtstamp(ds, p->dp->index, skb);
}
netdev_tx_t dsa_enqueue_skb(struct sk_buff *skb, struct net_device *dev)
@@ -626,11 +614,9 @@ static netdev_tx_t dsa_slave_xmit(struct sk_buff *skb, struct net_device *dev)
dev_sw_netstats_tx_add(dev, 1, skb->len);
- DSA_SKB_CB(skb)->clone = NULL;
+ memset(skb->cb, 0, sizeof(skb->cb));
- /* Identify PTP protocol packets, clone them, and pass them to the
- * switch driver
- */
+ /* Handle tx timestamp if any */
dsa_skb_tx_timestamp(p, skb);
if (dsa_realloc_skb(skb, dev)) {
@@ -748,7 +734,10 @@ static void dsa_slave_get_strings(struct net_device *dev,
if (ds->ops->get_strings)
ds->ops->get_strings(ds, dp->index, stringset,
data + 4 * len);
+ } else if (stringset == ETH_SS_TEST) {
+ net_selftest_get_strings(data);
}
+
}
static void dsa_slave_get_ethtool_stats(struct net_device *dev,
@@ -794,11 +783,27 @@ static int dsa_slave_get_sset_count(struct net_device *dev, int sset)
count += ds->ops->get_sset_count(ds, dp->index, sset);
return count;
+ } else if (sset == ETH_SS_TEST) {
+ return net_selftest_get_count();
}
return -EOPNOTSUPP;
}
+static void dsa_slave_net_selftest(struct net_device *ndev,
+ struct ethtool_test *etest, u64 *buf)
+{
+ struct dsa_port *dp = dsa_slave_to_port(ndev);
+ struct dsa_switch *ds = dp->ds;
+
+ if (ds->ops->self_test) {
+ ds->ops->self_test(ds, dp->index, etest, buf);
+ return;
+ }
+
+ net_selftest(ndev, etest, buf);
+}
+
static void dsa_slave_get_wol(struct net_device *dev, struct ethtool_wolinfo *w)
{
struct dsa_port *dp = dsa_slave_to_port(dev);
@@ -1278,14 +1283,32 @@ static int dsa_slave_setup_tc_block(struct net_device *dev,
}
}
+static int dsa_slave_setup_ft_block(struct dsa_switch *ds, int port,
+ void *type_data)
+{
+ struct dsa_port *cpu_dp = dsa_to_port(ds, port)->cpu_dp;
+ struct net_device *master = cpu_dp->master;
+
+ if (!master->netdev_ops->ndo_setup_tc)
+ return -EOPNOTSUPP;
+
+ return master->netdev_ops->ndo_setup_tc(master, TC_SETUP_FT, type_data);
+}
+
static int dsa_slave_setup_tc(struct net_device *dev, enum tc_setup_type type,
void *type_data)
{
struct dsa_port *dp = dsa_slave_to_port(dev);
struct dsa_switch *ds = dp->ds;
- if (type == TC_SETUP_BLOCK)
+ switch (type) {
+ case TC_SETUP_BLOCK:
return dsa_slave_setup_tc_block(dev, type_data);
+ case TC_SETUP_FT:
+ return dsa_slave_setup_ft_block(ds, dp->index, type_data);
+ default:
+ break;
+ }
if (!ds->ops->port_setup_tc)
return -EOPNOTSUPP;
@@ -1612,6 +1635,7 @@ static const struct ethtool_ops dsa_slave_ethtool_ops = {
.get_rxnfc = dsa_slave_get_rxnfc,
.set_rxnfc = dsa_slave_set_rxnfc,
.get_ts_info = dsa_slave_get_ts_info,
+ .self_test = dsa_slave_net_selftest,
};
/* legacy way, bypassing the bridge *****************************************/
@@ -1654,6 +1678,21 @@ static void dsa_slave_get_stats64(struct net_device *dev,
dev_get_tstats64(dev, s);
}
+static int dsa_slave_fill_forward_path(struct net_device_path_ctx *ctx,
+ struct net_device_path *path)
+{
+ struct dsa_port *dp = dsa_slave_to_port(ctx->dev);
+ struct dsa_port *cpu_dp = dp->cpu_dp;
+
+ path->dev = ctx->dev;
+ path->type = DEV_PATH_DSA;
+ path->dsa.proto = cpu_dp->tag_ops->proto;
+ path->dsa.port = dp->index;
+ ctx->dev = cpu_dp->master;
+
+ return 0;
+}
+
static const struct net_device_ops dsa_slave_netdev_ops = {
.ndo_open = dsa_slave_open,
.ndo_stop = dsa_slave_close,
@@ -1679,6 +1718,7 @@ static const struct net_device_ops dsa_slave_netdev_ops = {
.ndo_vlan_rx_kill_vid = dsa_slave_vlan_rx_kill_vid,
.ndo_get_devlink_port = dsa_slave_get_devlink_port,
.ndo_change_mtu = dsa_slave_change_mtu,
+ .ndo_fill_forward_path = dsa_slave_fill_forward_path,
};
static struct device_type dsa_type = {
@@ -1862,7 +1902,7 @@ int dsa_slave_create(struct dsa_port *port)
slave_dev->hw_features |= NETIF_F_HW_TC;
slave_dev->features |= NETIF_F_LLTX;
slave_dev->ethtool_ops = &dsa_slave_ethtool_ops;
- if (!IS_ERR_OR_NULL(port->mac))
+ if (!is_zero_ether_addr(port->mac))
ether_addr_copy(slave_dev->dev_addr, port->mac);
else
eth_hw_addr_inherit(slave_dev, master);
@@ -1976,11 +2016,14 @@ static int dsa_slave_changeupper(struct net_device *dev,
struct netdev_notifier_changeupper_info *info)
{
struct dsa_port *dp = dsa_slave_to_port(dev);
+ struct netlink_ext_ack *extack;
int err = NOTIFY_DONE;
+ extack = netdev_notifier_info_to_extack(&info->info);
+
if (netif_is_bridge_master(info->upper_dev)) {
if (info->linking) {
- err = dsa_port_bridge_join(dp, info->upper_dev);
+ err = dsa_port_bridge_join(dp, info->upper_dev, extack);
if (!err)
dsa_bridge_mtu_normalization(dp);
err = notifier_from_errno(err);
@@ -1991,7 +2034,7 @@ static int dsa_slave_changeupper(struct net_device *dev,
} else if (netif_is_lag_master(info->upper_dev)) {
if (info->linking) {
err = dsa_port_lag_join(dp, info->upper_dev,
- info->upper_info);
+ info->upper_info, extack);
if (err == -EOPNOTSUPP) {
NL_SET_ERR_MSG_MOD(info->info.extack,
"Offloading not supported");
@@ -2292,7 +2335,7 @@ static int dsa_slave_switchdev_event(struct notifier_block *unused,
fdb_info = ptr;
if (dsa_slave_dev_check(dev)) {
- if (!fdb_info->added_by_user)
+ if (!fdb_info->added_by_user || fdb_info->is_local)
return NOTIFY_OK;
dp = dsa_slave_to_port(dev);
@@ -2389,11 +2432,11 @@ static struct notifier_block dsa_slave_nb __read_mostly = {
.notifier_call = dsa_slave_netdevice_event,
};
-static struct notifier_block dsa_slave_switchdev_notifier = {
+struct notifier_block dsa_slave_switchdev_notifier = {
.notifier_call = dsa_slave_switchdev_event,
};
-static struct notifier_block dsa_slave_switchdev_blocking_notifier = {
+struct notifier_block dsa_slave_switchdev_blocking_notifier = {
.notifier_call = dsa_slave_switchdev_blocking_event,
};
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-23 12:03:56 +0000