diff --git a/Documentation/fault-injection/notifier-error-inject.txt b/Documentation/fault-injection/notifier-error-inject.txt
index 71e638a4c497..83d3f4e43e91 100644
--- a/Documentation/fault-injection/notifier-error-inject.txt
+++ b/Documentation/fault-injection/notifier-error-inject.txt
@@ -103,6 +103,7 @@ Netdevice notifier events which can be failed are:
  * NETDEV_POST_INIT
  * NETDEV_PRECHANGEMTU
  * NETDEV_PRECHANGEUPPER
+ * NETDEV_CHANGEUPPER
 
 Example: Inject netdevice mtu change error (-22 == -EINVAL)
 
diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c
index 940e2ebbdea8..4cbb8b27a891 100644
--- a/drivers/net/bonding/bond_3ad.c
+++ b/drivers/net/bonding/bond_3ad.c
@@ -93,7 +93,8 @@ enum ad_link_speed_type {
 	AD_LINK_SPEED_10000MBPS,
 	AD_LINK_SPEED_20000MBPS,
 	AD_LINK_SPEED_40000MBPS,
-	AD_LINK_SPEED_56000MBPS
+	AD_LINK_SPEED_56000MBPS,
+	AD_LINK_SPEED_100000MBPS,
 };
 
 /* compare MAC addresses */
@@ -258,6 +259,7 @@ static inline int __check_agg_selection_timer(struct port *port)
  *     %AD_LINK_SPEED_20000MBPS
  *     %AD_LINK_SPEED_40000MBPS
  *     %AD_LINK_SPEED_56000MBPS
+ *     %AD_LINK_SPEED_100000MBPS
  */
 static u16 __get_link_speed(struct port *port)
 {
@@ -305,6 +307,10 @@ static u16 __get_link_speed(struct port *port)
 			speed = AD_LINK_SPEED_56000MBPS;
 			break;
 
+		case SPEED_100000:
+			speed = AD_LINK_SPEED_100000MBPS;
+			break;
+
 		default:
 			/* unknown speed value from ethtool. shouldn't happen */
 			speed = 0;
@@ -681,6 +687,9 @@ static u32 __get_agg_bandwidth(struct aggregator *aggregator)
 		case AD_LINK_SPEED_56000MBPS:
 			bandwidth = aggregator->num_of_ports * 56000;
 			break;
+		case AD_LINK_SPEED_100000MBPS:
+			bandwidth = aggregator->num_of_ports * 100000;
+			break;
 		default:
 			bandwidth = 0; /* to silence the compiler */
 		}
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 9e0f8a7ef8b1..5a7de43a09f8 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -830,7 +830,8 @@ void bond_change_active_slave(struct bonding *bond, struct slave *new_active)
 			}
 
 			new_active->delay = 0;
-			bond_set_slave_link_state(new_active, BOND_LINK_UP);
+			bond_set_slave_link_state(new_active, BOND_LINK_UP,
+						  BOND_SLAVE_NOTIFY_NOW);
 
 			if (BOND_MODE(bond) == BOND_MODE_8023AD)
 				bond_3ad_handle_link_change(new_active, BOND_LINK_UP);
@@ -1198,26 +1199,43 @@ static rx_handler_result_t bond_handle_frame(struct sk_buff **pskb)
 	return ret;
 }
 
-static int bond_master_upper_dev_link(struct net_device *bond_dev,
-				      struct net_device *slave_dev,
-				      struct slave *slave)
+static enum netdev_lag_tx_type bond_lag_tx_type(struct bonding *bond)
 {
+	switch (BOND_MODE(bond)) {
+	case BOND_MODE_ROUNDROBIN:
+		return NETDEV_LAG_TX_TYPE_ROUNDROBIN;
+	case BOND_MODE_ACTIVEBACKUP:
+		return NETDEV_LAG_TX_TYPE_ACTIVEBACKUP;
+	case BOND_MODE_BROADCAST:
+		return NETDEV_LAG_TX_TYPE_BROADCAST;
+	case BOND_MODE_XOR:
+	case BOND_MODE_8023AD:
+		return NETDEV_LAG_TX_TYPE_HASH;
+	default:
+		return NETDEV_LAG_TX_TYPE_UNKNOWN;
+	}
+}
+
+static int bond_master_upper_dev_link(struct bonding *bond, struct slave *slave)
+{
+	struct netdev_lag_upper_info lag_upper_info;
 	int err;
 
-	err = netdev_master_upper_dev_link_private(slave_dev, bond_dev, slave);
+	lag_upper_info.tx_type = bond_lag_tx_type(bond);
+	err = netdev_master_upper_dev_link(slave->dev, bond->dev, slave,
+					   &lag_upper_info);
 	if (err)
 		return err;
-	slave_dev->flags |= IFF_SLAVE;
-	rtmsg_ifinfo(RTM_NEWLINK, slave_dev, IFF_SLAVE, GFP_KERNEL);
+	slave->dev->flags |= IFF_SLAVE;
+	rtmsg_ifinfo(RTM_NEWLINK, slave->dev, IFF_SLAVE, GFP_KERNEL);
 	return 0;
 }
 
-static void bond_upper_dev_unlink(struct net_device *bond_dev,
-				  struct net_device *slave_dev)
+static void bond_upper_dev_unlink(struct bonding *bond, struct slave *slave)
 {
-	netdev_upper_dev_unlink(slave_dev, bond_dev);
-	slave_dev->flags &= ~IFF_SLAVE;
-	rtmsg_ifinfo(RTM_NEWLINK, slave_dev, IFF_SLAVE, GFP_KERNEL);
+	netdev_upper_dev_unlink(slave->dev, bond->dev);
+	slave->dev->flags &= ~IFF_SLAVE;
+	rtmsg_ifinfo(RTM_NEWLINK, slave->dev, IFF_SLAVE, GFP_KERNEL);
 }
 
 static struct slave *bond_alloc_slave(struct bonding *bond)
@@ -1299,6 +1317,16 @@ void bond_queue_slave_event(struct slave *slave)
 	queue_delayed_work(slave->bond->wq, &nnw->work, 0);
 }
 
+void bond_lower_state_changed(struct slave *slave)
+{
+	struct netdev_lag_lower_state_info info;
+
+	info.link_up = slave->link == BOND_LINK_UP ||
+		       slave->link == BOND_LINK_FAIL;
+	info.tx_enabled = bond_is_active_slave(slave);
+	netdev_lower_state_changed(slave->dev, &info);
+}
+
 /* enslave device <slave> to bond device <master> */
 int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
 {
@@ -1563,21 +1591,26 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
 		if (bond_check_dev_link(bond, slave_dev, 0) == BMSR_LSTATUS) {
 			if (bond->params.updelay) {
 				bond_set_slave_link_state(new_slave,
-							  BOND_LINK_BACK);
+							  BOND_LINK_BACK,
+							  BOND_SLAVE_NOTIFY_NOW);
 				new_slave->delay = bond->params.updelay;
 			} else {
 				bond_set_slave_link_state(new_slave,
-							  BOND_LINK_UP);
+							  BOND_LINK_UP,
+							  BOND_SLAVE_NOTIFY_NOW);
 			}
 		} else {
-			bond_set_slave_link_state(new_slave, BOND_LINK_DOWN);
+			bond_set_slave_link_state(new_slave, BOND_LINK_DOWN,
+						  BOND_SLAVE_NOTIFY_NOW);
 		}
 	} else if (bond->params.arp_interval) {
 		bond_set_slave_link_state(new_slave,
 					  (netif_carrier_ok(slave_dev) ?
-					  BOND_LINK_UP : BOND_LINK_DOWN));
+					  BOND_LINK_UP : BOND_LINK_DOWN),
+					  BOND_SLAVE_NOTIFY_NOW);
 	} else {
-		bond_set_slave_link_state(new_slave, BOND_LINK_UP);
+		bond_set_slave_link_state(new_slave, BOND_LINK_UP,
+					  BOND_SLAVE_NOTIFY_NOW);
 	}
 
 	if (new_slave->link != BOND_LINK_DOWN)
@@ -1662,7 +1695,7 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
 		goto err_detach;
 	}
 
-	res = bond_master_upper_dev_link(bond_dev, slave_dev, new_slave);
+	res = bond_master_upper_dev_link(bond, new_slave);
 	if (res) {
 		netdev_dbg(bond_dev, "Error %d calling bond_master_upper_dev_link\n", res);
 		goto err_unregister;
@@ -1698,7 +1731,7 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
 
 /* Undo stages on error */
 err_upper_unlink:
-	bond_upper_dev_unlink(bond_dev, slave_dev);
+	bond_upper_dev_unlink(bond, new_slave);
 
 err_unregister:
 	netdev_rx_handler_unregister(slave_dev);
@@ -1799,12 +1832,14 @@ static int __bond_release_one(struct net_device *bond_dev,
 		return -EINVAL;
 	}
 
+	bond_set_slave_inactive_flags(slave, BOND_SLAVE_NOTIFY_NOW);
+
 	bond_sysfs_slave_del(slave);
 
 	/* recompute stats just before removing the slave */
 	bond_get_stats(bond->dev, &bond->bond_stats);
 
-	bond_upper_dev_unlink(bond_dev, slave_dev);
+	bond_upper_dev_unlink(bond, slave);
 	/* unregister rx_handler early so bond_handle_frame wouldn't be called
 	 * for this slave anymore.
 	 */
@@ -1996,7 +2031,8 @@ static int bond_miimon_inspect(struct bonding *bond)
 			if (link_state)
 				continue;
 
-			bond_set_slave_link_state(slave, BOND_LINK_FAIL);
+			bond_set_slave_link_state(slave, BOND_LINK_FAIL,
+						  BOND_SLAVE_NOTIFY_LATER);
 			slave->delay = bond->params.downdelay;
 			if (slave->delay) {
 				netdev_info(bond->dev, "link status down for %sinterface %s, disabling it in %d ms\n",
@@ -2011,7 +2047,8 @@ static int bond_miimon_inspect(struct bonding *bond)
 		case BOND_LINK_FAIL:
 			if (link_state) {
 				/* recovered before downdelay expired */
-				bond_set_slave_link_state(slave, BOND_LINK_UP);
+				bond_set_slave_link_state(slave, BOND_LINK_UP,
+							  BOND_SLAVE_NOTIFY_LATER);
 				slave->last_link_up = jiffies;
 				netdev_info(bond->dev, "link status up again after %d ms for interface %s\n",
 					    (bond->params.downdelay - slave->delay) *
@@ -2033,7 +2070,8 @@ static int bond_miimon_inspect(struct bonding *bond)
 			if (!link_state)
 				continue;
 
-			bond_set_slave_link_state(slave, BOND_LINK_BACK);
+			bond_set_slave_link_state(slave, BOND_LINK_BACK,
+						  BOND_SLAVE_NOTIFY_LATER);
 			slave->delay = bond->params.updelay;
 
 			if (slave->delay) {
@@ -2047,7 +2085,8 @@ static int bond_miimon_inspect(struct bonding *bond)
 		case BOND_LINK_BACK:
 			if (!link_state) {
 				bond_set_slave_link_state(slave,
-							  BOND_LINK_DOWN);
+							  BOND_LINK_DOWN,
+							  BOND_SLAVE_NOTIFY_LATER);
 				netdev_info(bond->dev, "link status down again after %d ms for interface %s\n",
 					    (bond->params.updelay - slave->delay) *
 					    bond->params.miimon,
@@ -2085,7 +2124,8 @@ static void bond_miimon_commit(struct bonding *bond)
 			continue;
 
 		case BOND_LINK_UP:
-			bond_set_slave_link_state(slave, BOND_LINK_UP);
+			bond_set_slave_link_state(slave, BOND_LINK_UP,
+						  BOND_SLAVE_NOTIFY_NOW);
 			slave->last_link_up = jiffies;
 
 			primary = rtnl_dereference(bond->primary_slave);
@@ -2125,7 +2165,8 @@ static void bond_miimon_commit(struct bonding *bond)
 			if (slave->link_failure_count < UINT_MAX)
 				slave->link_failure_count++;
 
-			bond_set_slave_link_state(slave, BOND_LINK_DOWN);
+			bond_set_slave_link_state(slave, BOND_LINK_DOWN,
+						  BOND_SLAVE_NOTIFY_NOW);
 
 			if (BOND_MODE(bond) == BOND_MODE_ACTIVEBACKUP ||
 			    BOND_MODE(bond) == BOND_MODE_8023AD)
@@ -2708,7 +2749,8 @@ static void bond_ab_arp_commit(struct bonding *bond)
 				struct slave *current_arp_slave;
 
 				current_arp_slave = rtnl_dereference(bond->current_arp_slave);
-				bond_set_slave_link_state(slave, BOND_LINK_UP);
+				bond_set_slave_link_state(slave, BOND_LINK_UP,
+							  BOND_SLAVE_NOTIFY_NOW);
 				if (current_arp_slave) {
 					bond_set_slave_inactive_flags(
 						current_arp_slave,
@@ -2731,7 +2773,8 @@ static void bond_ab_arp_commit(struct bonding *bond)
 			if (slave->link_failure_count < UINT_MAX)
 				slave->link_failure_count++;
 
-			bond_set_slave_link_state(slave, BOND_LINK_DOWN);
+			bond_set_slave_link_state(slave, BOND_LINK_DOWN,
+						  BOND_SLAVE_NOTIFY_NOW);
 			bond_set_slave_inactive_flags(slave,
 						      BOND_SLAVE_NOTIFY_NOW);
 
@@ -2810,7 +2853,8 @@ static bool bond_ab_arp_probe(struct bonding *bond)
 		 * up when it is actually down
 		 */
 		if (!bond_slave_is_up(slave) && slave->link == BOND_LINK_UP) {
-			bond_set_slave_link_state(slave, BOND_LINK_DOWN);
+			bond_set_slave_link_state(slave, BOND_LINK_DOWN,
+						  BOND_SLAVE_NOTIFY_LATER);
 			if (slave->link_failure_count < UINT_MAX)
 				slave->link_failure_count++;
 
@@ -2830,7 +2874,8 @@ static bool bond_ab_arp_probe(struct bonding *bond)
 	if (!new_slave)
 		goto check_state;
 
-	bond_set_slave_link_state(new_slave, BOND_LINK_BACK);
+	bond_set_slave_link_state(new_slave, BOND_LINK_BACK,
+				  BOND_SLAVE_NOTIFY_LATER);
 	bond_set_slave_active_flags(new_slave, BOND_SLAVE_NOTIFY_LATER);
 	bond_arp_send_all(bond, new_slave);
 	new_slave->last_link_up = jiffies;
@@ -2838,7 +2883,7 @@ static bool bond_ab_arp_probe(struct bonding *bond)
 
 check_state:
 	bond_for_each_slave_rcu(bond, slave, iter) {
-		if (slave->should_notify) {
+		if (slave->should_notify || slave->should_notify_link) {
 			should_notify_rtnl = BOND_SLAVE_NOTIFY_NOW;
 			break;
 		}
@@ -2893,8 +2938,10 @@ re_arm:
 		if (should_notify_peers)
 			call_netdevice_notifiers(NETDEV_NOTIFY_PEERS,
 						 bond->dev);
-		if (should_notify_rtnl)
+		if (should_notify_rtnl) {
 			bond_slave_state_notify(bond);
+			bond_slave_link_notify(bond);
+		}
 
 		rtnl_unlock();
 	}
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.c b/drivers/net/ethernet/mellanox/mlxsw/core.c
index 1ecb4aabbdc7..af8a48b3b3ad 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core.c
@@ -105,6 +105,9 @@ struct mlxsw_core {
 		struct debugfs_blob_wrapper vsd_blob;
 		struct debugfs_blob_wrapper psid_blob;
 	} dbg;
+	struct {
+		u8 *mapping; /* lag_id+port_index to local_port mapping */
+	} lag;
 	struct mlxsw_hwmon *hwmon;
 	unsigned long driver_priv[0];
 	/* driver_priv has to be always the last item */
@@ -815,6 +818,17 @@ int mlxsw_core_bus_device_register(const struct mlxsw_bus_info *mlxsw_bus_info,
 		goto err_alloc_stats;
 	}
 
+	if (mlxsw_driver->profile->used_max_lag &&
+	    mlxsw_driver->profile->used_max_port_per_lag) {
+		alloc_size = sizeof(u8) * mlxsw_driver->profile->max_lag *
+			     mlxsw_driver->profile->max_port_per_lag;
+		mlxsw_core->lag.mapping = kzalloc(alloc_size, GFP_KERNEL);
+		if (!mlxsw_core->lag.mapping) {
+			err = -ENOMEM;
+			goto err_alloc_lag_mapping;
+		}
+	}
+
 	err = mlxsw_bus->init(bus_priv, mlxsw_core, mlxsw_driver->profile);
 	if (err)
 		goto err_bus_init;
@@ -847,6 +861,8 @@ err_hwmon_init:
 err_emad_init:
 	mlxsw_bus->fini(bus_priv);
 err_bus_init:
+	kfree(mlxsw_core->lag.mapping);
+err_alloc_lag_mapping:
 	free_percpu(mlxsw_core->pcpu_stats);
 err_alloc_stats:
 	kfree(mlxsw_core);
@@ -865,6 +881,7 @@ void mlxsw_core_bus_device_unregister(struct mlxsw_core *mlxsw_core)
 	mlxsw_hwmon_fini(mlxsw_core->hwmon);
 	mlxsw_emad_fini(mlxsw_core);
 	mlxsw_core->bus->fini(mlxsw_core->bus_priv);
+	kfree(mlxsw_core->lag.mapping);
 	free_percpu(mlxsw_core->pcpu_stats);
 	kfree(mlxsw_core);
 	mlxsw_core_driver_put(device_kind);
@@ -1196,11 +1213,25 @@ void mlxsw_core_skb_receive(struct mlxsw_core *mlxsw_core, struct sk_buff *skb,
 	struct mlxsw_rx_listener_item *rxl_item;
 	const struct mlxsw_rx_listener *rxl;
 	struct mlxsw_core_pcpu_stats *pcpu_stats;
-	u8 local_port = rx_info->sys_port;
+	u8 local_port;
 	bool found = false;
 
-	dev_dbg_ratelimited(mlxsw_core->bus_info->dev, "%s: sys_port = %d, trap_id = 0x%x\n",
-			    __func__, rx_info->sys_port, rx_info->trap_id);
+	if (rx_info->is_lag) {
+		dev_dbg_ratelimited(mlxsw_core->bus_info->dev, "%s: lag_id = %d, lag_port_index = 0x%x\n",
+				    __func__, rx_info->u.lag_id,
+				    rx_info->trap_id);
+		/* Upper layer does not care if the skb came from LAG or not,
+		 * so just get the local_port for the lag port and push it up.
+		 */
+		local_port = mlxsw_core_lag_mapping_get(mlxsw_core,
+							rx_info->u.lag_id,
+							rx_info->lag_port_index);
+	} else {
+		local_port = rx_info->u.sys_port;
+	}
+
+	dev_dbg_ratelimited(mlxsw_core->bus_info->dev, "%s: local_port = %d, trap_id = 0x%x\n",
+			    __func__, local_port, rx_info->trap_id);
 
 	if ((rx_info->trap_id >= MLXSW_TRAP_ID_MAX) ||
 	    (local_port >= MLXSW_PORT_MAX_PORTS))
@@ -1244,6 +1275,48 @@ drop:
 }
 EXPORT_SYMBOL(mlxsw_core_skb_receive);
 
+static int mlxsw_core_lag_mapping_index(struct mlxsw_core *mlxsw_core,
+					u16 lag_id, u8 port_index)
+{
+	return mlxsw_core->driver->profile->max_port_per_lag * lag_id +
+	       port_index;
+}
+
+void mlxsw_core_lag_mapping_set(struct mlxsw_core *mlxsw_core,
+				u16 lag_id, u8 port_index, u8 local_port)
+{
+	int index = mlxsw_core_lag_mapping_index(mlxsw_core,
+						 lag_id, port_index);
+
+	mlxsw_core->lag.mapping[index] = local_port;
+}
+EXPORT_SYMBOL(mlxsw_core_lag_mapping_set);
+
+u8 mlxsw_core_lag_mapping_get(struct mlxsw_core *mlxsw_core,
+			      u16 lag_id, u8 port_index)
+{
+	int index = mlxsw_core_lag_mapping_index(mlxsw_core,
+						 lag_id, port_index);
+
+	return mlxsw_core->lag.mapping[index];
+}
+EXPORT_SYMBOL(mlxsw_core_lag_mapping_get);
+
+void mlxsw_core_lag_mapping_clear(struct mlxsw_core *mlxsw_core,
+				  u16 lag_id, u8 local_port)
+{
+	int i;
+
+	for (i = 0; i < mlxsw_core->driver->profile->max_port_per_lag; i++) {
+		int index = mlxsw_core_lag_mapping_index(mlxsw_core,
+							 lag_id, i);
+
+		if (mlxsw_core->lag.mapping[index] == local_port)
+			mlxsw_core->lag.mapping[index] = 0;
+	}
+}
+EXPORT_SYMBOL(mlxsw_core_lag_mapping_clear);
+
 int mlxsw_cmd_exec(struct mlxsw_core *mlxsw_core, u16 opcode, u8 opcode_mod,
 		   u32 in_mod, bool out_mbox_direct,
 		   char *in_mbox, size_t in_mbox_size,
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.h b/drivers/net/ethernet/mellanox/mlxsw/core.h
index 5ac952956d55..4833fb33ce07 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/core.h
@@ -112,13 +112,25 @@ int mlxsw_reg_write(struct mlxsw_core *mlxsw_core,
 		    const struct mlxsw_reg_info *reg, char *payload);
 
 struct mlxsw_rx_info {
-	u16 sys_port;
+	bool is_lag;
+	union {
+		u16 sys_port;
+		u16 lag_id;
+	} u;
+	u8 lag_port_index;
 	int trap_id;
 };
 
 void mlxsw_core_skb_receive(struct mlxsw_core *mlxsw_core, struct sk_buff *skb,
 			    struct mlxsw_rx_info *rx_info);
 
+void mlxsw_core_lag_mapping_set(struct mlxsw_core *mlxsw_core,
+				u16 lag_id, u8 port_index, u8 local_port);
+u8 mlxsw_core_lag_mapping_get(struct mlxsw_core *mlxsw_core,
+			      u16 lag_id, u8 port_index);
+void mlxsw_core_lag_mapping_clear(struct mlxsw_core *mlxsw_core,
+				  u16 lag_id, u8 local_port);
+
 #define MLXSW_CONFIG_PROFILE_SWID_COUNT 8
 
 struct mlxsw_swid_config {
diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci.c b/drivers/net/ethernet/mellanox/mlxsw/pci.c
index de69e719dc9d..d2102e572b1d 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/pci.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/pci.c
@@ -686,11 +686,15 @@ static void mlxsw_pci_cqe_rdq_handle(struct mlxsw_pci *mlxsw_pci,
 	if (q->consumer_counter++ != consumer_counter_limit)
 		dev_dbg_ratelimited(&pdev->dev, "Consumer counter does not match limit in RDQ\n");
 
-	/* We do not support lag now */
-	if (mlxsw_pci_cqe_lag_get(cqe))
-		goto drop;
+	if (mlxsw_pci_cqe_lag_get(cqe)) {
+		rx_info.is_lag = true;
+		rx_info.u.lag_id = mlxsw_pci_cqe_lag_id_get(cqe);
+		rx_info.lag_port_index = mlxsw_pci_cqe_lag_port_index_get(cqe);
+	} else {
+		rx_info.is_lag = false;
+		rx_info.u.sys_port = mlxsw_pci_cqe_system_port_get(cqe);
+	}
 
-	rx_info.sys_port = mlxsw_pci_cqe_system_port_get(cqe);
 	rx_info.trap_id = mlxsw_pci_cqe_trap_id_get(cqe);
 
 	byte_count = mlxsw_pci_cqe_byte_count_get(cqe);
@@ -699,7 +703,6 @@ static void mlxsw_pci_cqe_rdq_handle(struct mlxsw_pci *mlxsw_pci,
 	skb_put(skb, byte_count);
 	mlxsw_core_skb_receive(mlxsw_pci->core, skb, &rx_info);
 
-put_new_skb:
 	memset(wqe, 0, q->elem_size);
 	err = mlxsw_pci_rdq_skb_alloc(mlxsw_pci, elem_info);
 	if (err)
@@ -708,10 +711,6 @@ put_new_skb:
 	q->producer_counter++;
 	mlxsw_pci_queue_doorbell_producer_ring(mlxsw_pci, q);
 	return;
-
-drop:
-	dev_kfree_skb_any(skb);
-	goto put_new_skb;
 }
 
 static char *mlxsw_pci_cq_sw_cqe_get(struct mlxsw_pci_queue *q)
diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci.h b/drivers/net/ethernet/mellanox/mlxsw/pci.h
index 142f33d978c5..912106054ff2 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/pci.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/pci.h
@@ -129,13 +129,15 @@ MLXSW_ITEM64_INDEXED(pci, wqe, address, 0x08, 0, 64, 0x8, 0x0, false);
  */
 MLXSW_ITEM32(pci, cqe, lag, 0x00, 23, 1);
 
-/* pci_cqe_system_port
+/* pci_cqe_system_port/lag_id
  * When lag=0: System port on which the packet was received
  * When lag=1:
  * bits [15:4] LAG ID on which the packet was received
  * bits [3:0] sub_port on which the packet was received
  */
 MLXSW_ITEM32(pci, cqe, system_port, 0x00, 0, 16);
+MLXSW_ITEM32(pci, cqe, lag_id, 0x00, 4, 12);
+MLXSW_ITEM32(pci, cqe, lag_port_index, 0x00, 0, 4);
 
 /* pci_cqe_wqe_counter
  * WQE count of the WQEs completed on the associated dqn
diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h
index f89419393a7f..4e4e4dcf054f 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/reg.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h
@@ -286,6 +286,7 @@ MLXSW_ITEM32_INDEXED(reg, sfd, rec_swid, MLXSW_REG_SFD_BASE_LEN, 24, 8,
 
 enum mlxsw_reg_sfd_rec_type {
 	MLXSW_REG_SFD_REC_TYPE_UNICAST = 0x0,
+	MLXSW_REG_SFD_REC_TYPE_UNICAST_LAG = 0x1,
 };
 
 /* reg_sfd_rec_type
@@ -376,24 +377,34 @@ MLXSW_ITEM32_INDEXED(reg, sfd, uc_fid_vid, MLXSW_REG_SFD_BASE_LEN, 0, 16,
 MLXSW_ITEM32_INDEXED(reg, sfd, uc_system_port, MLXSW_REG_SFD_BASE_LEN, 0, 16,
 		     MLXSW_REG_SFD_REC_LEN, 0x0C, false);
 
-static inline void mlxsw_reg_sfd_uc_pack(char *payload, int rec_index,
-					 enum mlxsw_reg_sfd_rec_policy policy,
-					 const char *mac, u16 vid,
-					 enum mlxsw_reg_sfd_rec_action action,
-					 u8 local_port)
+static inline void mlxsw_reg_sfd_rec_pack(char *payload, int rec_index,
+					  enum mlxsw_reg_sfd_rec_type rec_type,
+					  enum mlxsw_reg_sfd_rec_policy policy,
+					  const char *mac,
+					  enum mlxsw_reg_sfd_rec_action action)
 {
 	u8 num_rec = mlxsw_reg_sfd_num_rec_get(payload);
 
 	if (rec_index >= num_rec)
 		mlxsw_reg_sfd_num_rec_set(payload, rec_index + 1);
 	mlxsw_reg_sfd_rec_swid_set(payload, rec_index, 0);
-	mlxsw_reg_sfd_rec_type_set(payload, rec_index,
-				   MLXSW_REG_SFD_REC_TYPE_UNICAST);
+	mlxsw_reg_sfd_rec_type_set(payload, rec_index, rec_type);
 	mlxsw_reg_sfd_rec_policy_set(payload, rec_index, policy);
 	mlxsw_reg_sfd_rec_mac_memcpy_to(payload, rec_index, mac);
+	mlxsw_reg_sfd_rec_action_set(payload, rec_index, action);
+}
+
+static inline void mlxsw_reg_sfd_uc_pack(char *payload, int rec_index,
+					 enum mlxsw_reg_sfd_rec_policy policy,
+					 const char *mac, u16 vid,
+					 enum mlxsw_reg_sfd_rec_action action,
+					 u8 local_port)
+{
+	mlxsw_reg_sfd_rec_pack(payload, rec_index,
+			       MLXSW_REG_SFD_REC_TYPE_UNICAST,
+			       policy, mac, action);
 	mlxsw_reg_sfd_uc_sub_port_set(payload, rec_index, 0);
 	mlxsw_reg_sfd_uc_fid_vid_set(payload, rec_index, vid);
-	mlxsw_reg_sfd_rec_action_set(payload, rec_index, action);
 	mlxsw_reg_sfd_uc_system_port_set(payload, rec_index, local_port);
 }
 
@@ -406,6 +417,58 @@ static inline void mlxsw_reg_sfd_uc_unpack(char *payload, int rec_index,
 	*p_local_port = mlxsw_reg_sfd_uc_system_port_get(payload, rec_index);
 }
 
+/* reg_sfd_uc_lag_sub_port
+ * LAG sub port.
+ * Must be 0 if multichannel VEPA is not enabled.
+ * Access: RW
+ */
+MLXSW_ITEM32_INDEXED(reg, sfd, uc_lag_sub_port, MLXSW_REG_SFD_BASE_LEN, 16, 8,
+		     MLXSW_REG_SFD_REC_LEN, 0x08, false);
+
+/* reg_sfd_uc_lag_fid_vid
+ * Filtering ID or VLAN ID
+ * For SwitchX and SwitchX-2:
+ * - Dynamic entries (policy 2,3) use FID
+ * - Static entries (policy 0) use VID
+ * - When independent learning is configured, VID=FID
+ * For Spectrum: use FID for both Dynamic and Static entries.
+ * VID should not be used.
+ * Access: Index
+ */
+MLXSW_ITEM32_INDEXED(reg, sfd, uc_lag_fid_vid, MLXSW_REG_SFD_BASE_LEN, 0, 16,
+		     MLXSW_REG_SFD_REC_LEN, 0x08, false);
+
+/* reg_sfd_uc_lag_lag_id
+ * LAG Identifier - pointer into the LAG descriptor table.
+ * Access: RW
+ */
+MLXSW_ITEM32_INDEXED(reg, sfd, uc_lag_lag_id, MLXSW_REG_SFD_BASE_LEN, 0, 10,
+		     MLXSW_REG_SFD_REC_LEN, 0x0C, false);
+
+static inline void
+mlxsw_reg_sfd_uc_lag_pack(char *payload, int rec_index,
+			  enum mlxsw_reg_sfd_rec_policy policy,
+			  const char *mac, u16 vid,
+			  enum mlxsw_reg_sfd_rec_action action,
+			  u16 lag_id)
+{
+	mlxsw_reg_sfd_rec_pack(payload, rec_index,
+			       MLXSW_REG_SFD_REC_TYPE_UNICAST_LAG,
+			       policy, mac, action);
+	mlxsw_reg_sfd_uc_lag_sub_port_set(payload, rec_index, 0);
+	mlxsw_reg_sfd_uc_lag_fid_vid_set(payload, rec_index, vid);
+	mlxsw_reg_sfd_uc_lag_lag_id_set(payload, rec_index, lag_id);
+}
+
+static inline void mlxsw_reg_sfd_uc_lag_unpack(char *payload, int rec_index,
+					       char *mac, u16 *p_vid,
+					       u16 *p_lag_id)
+{
+	mlxsw_reg_sfd_rec_mac_memcpy_from(payload, rec_index, mac);
+	*p_vid = mlxsw_reg_sfd_uc_lag_fid_vid_get(payload, rec_index);
+	*p_lag_id = mlxsw_reg_sfd_uc_lag_lag_id_get(payload, rec_index);
+}
+
 /* SFN - Switch FDB Notification Register
  * -------------------------------------------
  * The switch provides notifications on newly learned FDB entries and
@@ -456,8 +519,12 @@ MLXSW_ITEM32_INDEXED(reg, sfn, rec_swid, MLXSW_REG_SFN_BASE_LEN, 24, 8,
 enum mlxsw_reg_sfn_rec_type {
 	/* MAC addresses learned on a regular port. */
 	MLXSW_REG_SFN_REC_TYPE_LEARNED_MAC = 0x5,
-	/* Aged-out MAC address on a regular port */
+	/* MAC addresses learned on a LAG port. */
+	MLXSW_REG_SFN_REC_TYPE_LEARNED_MAC_LAG = 0x6,
+	/* Aged-out MAC address on a regular port. */
 	MLXSW_REG_SFN_REC_TYPE_AGED_OUT_MAC = 0x7,
+	/* Aged-out MAC address on a LAG port. */
+	MLXSW_REG_SFN_REC_TYPE_AGED_OUT_MAC_LAG = 0x8,
 };
 
 /* reg_sfn_rec_type
@@ -505,6 +572,22 @@ static inline void mlxsw_reg_sfn_mac_unpack(char *payload, int rec_index,
 	*p_local_port = mlxsw_reg_sfn_mac_system_port_get(payload, rec_index);
 }
 
+/* reg_sfn_mac_lag_lag_id
+ * LAG ID (pointer into the LAG descriptor table).
+ * Access: RO
+ */
+MLXSW_ITEM32_INDEXED(reg, sfn, mac_lag_lag_id, MLXSW_REG_SFN_BASE_LEN, 0, 10,
+		     MLXSW_REG_SFN_REC_LEN, 0x0C, false);
+
+static inline void mlxsw_reg_sfn_mac_lag_unpack(char *payload, int rec_index,
+						char *mac, u16 *p_vid,
+						u16 *p_lag_id)
+{
+	mlxsw_reg_sfn_rec_mac_memcpy_from(payload, rec_index, mac);
+	*p_vid = mlxsw_reg_sfn_mac_fid_get(payload, rec_index);
+	*p_lag_id = mlxsw_reg_sfn_mac_lag_lag_id_get(payload, rec_index);
+}
+
 /* SPMS - Switch Port MSTP/RSTP State Register
  * -------------------------------------------
  * Configures the spanning tree state of a physical port.
@@ -865,6 +948,293 @@ static inline void mlxsw_reg_sftr_pack(char *payload,
 	mlxsw_reg_sftr_port_mask_set(payload, port, 1);
 }
 
+/* SLDR - Switch LAG Descriptor Register
+ * -----------------------------------------
+ * The switch LAG descriptor register is populated by LAG descriptors.
+ * Each LAG descriptor is indexed by lag_id. The LAG ID runs from 0 to
+ * max_lag-1.
+ */
+#define MLXSW_REG_SLDR_ID 0x2014
+#define MLXSW_REG_SLDR_LEN 0x0C /* counting in only one port in list */
+
+static const struct mlxsw_reg_info mlxsw_reg_sldr = {
+	.id = MLXSW_REG_SLDR_ID,
+	.len = MLXSW_REG_SLDR_LEN,
+};
+
+enum mlxsw_reg_sldr_op {
+	/* Indicates a creation of a new LAG-ID, lag_id must be valid */
+	MLXSW_REG_SLDR_OP_LAG_CREATE,
+	MLXSW_REG_SLDR_OP_LAG_DESTROY,
+	/* Ports that appear in the list have the Distributor enabled */
+	MLXSW_REG_SLDR_OP_LAG_ADD_PORT_LIST,
+	/* Removes ports from the disributor list */
+	MLXSW_REG_SLDR_OP_LAG_REMOVE_PORT_LIST,
+};
+
+/* reg_sldr_op
+ * Operation.
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, sldr, op, 0x00, 29, 3);
+
+/* reg_sldr_lag_id
+ * LAG identifier. The lag_id is the index into the LAG descriptor table.
+ * Access: Index
+ */
+MLXSW_ITEM32(reg, sldr, lag_id, 0x00, 0, 10);
+
+static inline void mlxsw_reg_sldr_lag_create_pack(char *payload, u8 lag_id)
+{
+	MLXSW_REG_ZERO(sldr, payload);
+	mlxsw_reg_sldr_op_set(payload, MLXSW_REG_SLDR_OP_LAG_CREATE);
+	mlxsw_reg_sldr_lag_id_set(payload, lag_id);
+}
+
+static inline void mlxsw_reg_sldr_lag_destroy_pack(char *payload, u8 lag_id)
+{
+	MLXSW_REG_ZERO(sldr, payload);
+	mlxsw_reg_sldr_op_set(payload, MLXSW_REG_SLDR_OP_LAG_DESTROY);
+	mlxsw_reg_sldr_lag_id_set(payload, lag_id);
+}
+
+/* reg_sldr_num_ports
+ * The number of member ports of the LAG.
+ * Reserved for Create / Destroy operations
+ * For Add / Remove operations - indicates the number of ports in the list.
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, sldr, num_ports, 0x04, 24, 8);
+
+/* reg_sldr_system_port
+ * System port.
+ * Access: RW
+ */
+MLXSW_ITEM32_INDEXED(reg, sldr, system_port, 0x08, 0, 16, 4, 0, false);
+
+static inline void mlxsw_reg_sldr_lag_add_port_pack(char *payload, u8 lag_id,
+						    u8 local_port)
+{
+	MLXSW_REG_ZERO(sldr, payload);
+	mlxsw_reg_sldr_op_set(payload, MLXSW_REG_SLDR_OP_LAG_ADD_PORT_LIST);
+	mlxsw_reg_sldr_lag_id_set(payload, lag_id);
+	mlxsw_reg_sldr_num_ports_set(payload, 1);
+	mlxsw_reg_sldr_system_port_set(payload, 0, local_port);
+}
+
+static inline void mlxsw_reg_sldr_lag_remove_port_pack(char *payload, u8 lag_id,
+						       u8 local_port)
+{
+	MLXSW_REG_ZERO(sldr, payload);
+	mlxsw_reg_sldr_op_set(payload, MLXSW_REG_SLDR_OP_LAG_REMOVE_PORT_LIST);
+	mlxsw_reg_sldr_lag_id_set(payload, lag_id);
+	mlxsw_reg_sldr_num_ports_set(payload, 1);
+	mlxsw_reg_sldr_system_port_set(payload, 0, local_port);
+}
+
+/* SLCR - Switch LAG Configuration 2 Register
+ * -------------------------------------------
+ * The Switch LAG Configuration register is used for configuring the
+ * LAG properties of the switch.
+ */
+#define MLXSW_REG_SLCR_ID 0x2015
+#define MLXSW_REG_SLCR_LEN 0x10
+
+static const struct mlxsw_reg_info mlxsw_reg_slcr = {
+	.id = MLXSW_REG_SLCR_ID,
+	.len = MLXSW_REG_SLCR_LEN,
+};
+
+enum mlxsw_reg_slcr_pp {
+	/* Global Configuration (for all ports) */
+	MLXSW_REG_SLCR_PP_GLOBAL,
+	/* Per port configuration, based on local_port field */
+	MLXSW_REG_SLCR_PP_PER_PORT,
+};
+
+/* reg_slcr_pp
+ * Per Port Configuration
+ * Note: Reading at Global mode results in reading port 1 configuration.
+ * Access: Index
+ */
+MLXSW_ITEM32(reg, slcr, pp, 0x00, 24, 1);
+
+/* reg_slcr_local_port
+ * Local port number
+ * Supported from CPU port
+ * Not supported from router port
+ * Reserved when pp = Global Configuration
+ * Access: Index
+ */
+MLXSW_ITEM32(reg, slcr, local_port, 0x00, 16, 8);
+
+enum mlxsw_reg_slcr_type {
+	MLXSW_REG_SLCR_TYPE_CRC, /* default */
+	MLXSW_REG_SLCR_TYPE_XOR,
+	MLXSW_REG_SLCR_TYPE_RANDOM,
+};
+
+/* reg_slcr_type
+ * Hash type
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, slcr, type, 0x00, 0, 4);
+
+/* Ingress port */
+#define MLXSW_REG_SLCR_LAG_HASH_IN_PORT		BIT(0)
+/* SMAC - for IPv4 and IPv6 packets */
+#define MLXSW_REG_SLCR_LAG_HASH_SMAC_IP		BIT(1)
+/* SMAC - for non-IP packets */
+#define MLXSW_REG_SLCR_LAG_HASH_SMAC_NONIP	BIT(2)
+#define MLXSW_REG_SLCR_LAG_HASH_SMAC \
+	(MLXSW_REG_SLCR_LAG_HASH_SMAC_IP | \
+	 MLXSW_REG_SLCR_LAG_HASH_SMAC_NONIP)
+/* DMAC - for IPv4 and IPv6 packets */
+#define MLXSW_REG_SLCR_LAG_HASH_DMAC_IP		BIT(3)
+/* DMAC - for non-IP packets */
+#define MLXSW_REG_SLCR_LAG_HASH_DMAC_NONIP	BIT(4)
+#define MLXSW_REG_SLCR_LAG_HASH_DMAC \
+	(MLXSW_REG_SLCR_LAG_HASH_DMAC_IP | \
+	 MLXSW_REG_SLCR_LAG_HASH_DMAC_NONIP)
+/* Ethertype - for IPv4 and IPv6 packets */
+#define MLXSW_REG_SLCR_LAG_HASH_ETHERTYPE_IP	BIT(5)
+/* Ethertype - for non-IP packets */
+#define MLXSW_REG_SLCR_LAG_HASH_ETHERTYPE_NONIP	BIT(6)
+#define MLXSW_REG_SLCR_LAG_HASH_ETHERTYPE \
+	(MLXSW_REG_SLCR_LAG_HASH_ETHERTYPE_IP | \
+	 MLXSW_REG_SLCR_LAG_HASH_ETHERTYPE_NONIP)
+/* VLAN ID - for IPv4 and IPv6 packets */
+#define MLXSW_REG_SLCR_LAG_HASH_VLANID_IP	BIT(7)
+/* VLAN ID - for non-IP packets */
+#define MLXSW_REG_SLCR_LAG_HASH_VLANID_NONIP	BIT(8)
+#define MLXSW_REG_SLCR_LAG_HASH_VLANID \
+	(MLXSW_REG_SLCR_LAG_HASH_VLANID_IP | \
+	 MLXSW_REG_SLCR_LAG_HASH_VLANID_NONIP)
+/* Source IP address (can be IPv4 or IPv6) */
+#define MLXSW_REG_SLCR_LAG_HASH_SIP		BIT(9)
+/* Destination IP address (can be IPv4 or IPv6) */
+#define MLXSW_REG_SLCR_LAG_HASH_DIP		BIT(10)
+/* TCP/UDP source port */
+#define MLXSW_REG_SLCR_LAG_HASH_SPORT		BIT(11)
+/* TCP/UDP destination port*/
+#define MLXSW_REG_SLCR_LAG_HASH_DPORT		BIT(12)
+/* IPv4 Protocol/IPv6 Next Header */
+#define MLXSW_REG_SLCR_LAG_HASH_IPPROTO		BIT(13)
+/* IPv6 Flow label */
+#define MLXSW_REG_SLCR_LAG_HASH_FLOWLABEL	BIT(14)
+/* SID - FCoE source ID */
+#define MLXSW_REG_SLCR_LAG_HASH_FCOE_SID	BIT(15)
+/* DID - FCoE destination ID */
+#define MLXSW_REG_SLCR_LAG_HASH_FCOE_DID	BIT(16)
+/* OXID - FCoE originator exchange ID */
+#define MLXSW_REG_SLCR_LAG_HASH_FCOE_OXID	BIT(17)
+/* Destination QP number - for RoCE packets */
+#define MLXSW_REG_SLCR_LAG_HASH_ROCE_DQP	BIT(19)
+
+/* reg_slcr_lag_hash
+ * LAG hashing configuration. This is a bitmask, in which each set
+ * bit includes the corresponding item in the LAG hash calculation.
+ * The default lag_hash contains SMAC, DMAC, VLANID and
+ * Ethertype (for all packet types).
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, slcr, lag_hash, 0x04, 0, 20);
+
+static inline void mlxsw_reg_slcr_pack(char *payload, u16 lag_hash)
+{
+	MLXSW_REG_ZERO(slcr, payload);
+	mlxsw_reg_slcr_pp_set(payload, MLXSW_REG_SLCR_PP_GLOBAL);
+	mlxsw_reg_slcr_type_set(payload, MLXSW_REG_SLCR_TYPE_XOR);
+	mlxsw_reg_slcr_lag_hash_set(payload, lag_hash);
+}
+
+/* SLCOR - Switch LAG Collector Register
+ * -------------------------------------
+ * The Switch LAG Collector register controls the Local Port membership
+ * in a LAG and enablement of the collector.
+ */
+#define MLXSW_REG_SLCOR_ID 0x2016
+#define MLXSW_REG_SLCOR_LEN 0x10
+
+static const struct mlxsw_reg_info mlxsw_reg_slcor = {
+	.id = MLXSW_REG_SLCOR_ID,
+	.len = MLXSW_REG_SLCOR_LEN,
+};
+
+enum mlxsw_reg_slcor_col {
+	/* Port is added with collector disabled */
+	MLXSW_REG_SLCOR_COL_LAG_ADD_PORT,
+	MLXSW_REG_SLCOR_COL_LAG_COLLECTOR_ENABLED,
+	MLXSW_REG_SLCOR_COL_LAG_COLLECTOR_DISABLED,
+	MLXSW_REG_SLCOR_COL_LAG_REMOVE_PORT,
+};
+
+/* reg_slcor_col
+ * Collector configuration
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, slcor, col, 0x00, 30, 2);
+
+/* reg_slcor_local_port
+ * Local port number
+ * Not supported for CPU port
+ * Access: Index
+ */
+MLXSW_ITEM32(reg, slcor, local_port, 0x00, 16, 8);
+
+/* reg_slcor_lag_id
+ * LAG Identifier. Index into the LAG descriptor table.
+ * Access: Index
+ */
+MLXSW_ITEM32(reg, slcor, lag_id, 0x00, 0, 10);
+
+/* reg_slcor_port_index
+ * Port index in the LAG list. Only valid on Add Port to LAG col.
+ * Valid range is from 0 to cap_max_lag_members-1
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, slcor, port_index, 0x04, 0, 10);
+
+static inline void mlxsw_reg_slcor_pack(char *payload,
+					u8 local_port, u16 lag_id,
+					enum mlxsw_reg_slcor_col col)
+{
+	MLXSW_REG_ZERO(slcor, payload);
+	mlxsw_reg_slcor_col_set(payload, col);
+	mlxsw_reg_slcor_local_port_set(payload, local_port);
+	mlxsw_reg_slcor_lag_id_set(payload, lag_id);
+}
+
+static inline void mlxsw_reg_slcor_port_add_pack(char *payload,
+						 u8 local_port, u16 lag_id,
+						 u8 port_index)
+{
+	mlxsw_reg_slcor_pack(payload, local_port, lag_id,
+			     MLXSW_REG_SLCOR_COL_LAG_ADD_PORT);
+	mlxsw_reg_slcor_port_index_set(payload, port_index);
+}
+
+static inline void mlxsw_reg_slcor_port_remove_pack(char *payload,
+						    u8 local_port, u16 lag_id)
+{
+	mlxsw_reg_slcor_pack(payload, local_port, lag_id,
+			     MLXSW_REG_SLCOR_COL_LAG_REMOVE_PORT);
+}
+
+static inline void mlxsw_reg_slcor_col_enable_pack(char *payload,
+						   u8 local_port, u16 lag_id)
+{
+	mlxsw_reg_slcor_pack(payload, local_port, lag_id,
+			     MLXSW_REG_SLCOR_COL_LAG_COLLECTOR_ENABLED);
+}
+
+static inline void mlxsw_reg_slcor_col_disable_pack(char *payload,
+						    u8 local_port, u16 lag_id)
+{
+	mlxsw_reg_slcor_pack(payload, local_port, lag_id,
+			     MLXSW_REG_SLCOR_COL_LAG_COLLECTOR_ENABLED);
+}
+
 /* SPMLR - Switch Port MAC Learning Register
  * -----------------------------------------
  * Controls the Switch MAC learning policy per port.
@@ -2653,6 +3023,12 @@ static inline const char *mlxsw_reg_id_str(u16 reg_id)
 		return "SFGC";
 	case MLXSW_REG_SFTR_ID:
 		return "SFTR";
+	case MLXSW_REG_SLDR_ID:
+		return "SLDR";
+	case MLXSW_REG_SLCR_ID:
+		return "SLCR";
+	case MLXSW_REG_SLCOR_ID:
+		return "SLCOR";
 	case MLXSW_REG_SPMLR_ID:
 		return "SPMLR";
 	case MLXSW_REG_SVFA_ID:
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
index 14a9a9ff89ed..3ec07b9a458d 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
@@ -417,6 +417,10 @@ static netdev_tx_t mlxsw_sp_port_xmit(struct sk_buff *skb,
 	return NETDEV_TX_OK;
 }
 
+static void mlxsw_sp_set_rx_mode(struct net_device *dev)
+{
+}
+
 static int mlxsw_sp_port_set_mac_address(struct net_device *dev, void *p)
 {
 	struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
@@ -725,6 +729,7 @@ static const struct net_device_ops mlxsw_sp_port_netdev_ops = {
 	.ndo_open		= mlxsw_sp_port_open,
 	.ndo_stop		= mlxsw_sp_port_stop,
 	.ndo_start_xmit		= mlxsw_sp_port_xmit,
+	.ndo_set_rx_mode	= mlxsw_sp_set_rx_mode,
 	.ndo_set_mac_address	= mlxsw_sp_port_set_mac_address,
 	.ndo_change_mtu		= mlxsw_sp_port_change_mtu,
 	.ndo_get_stats64	= mlxsw_sp_port_get_stats64,
@@ -1707,6 +1712,22 @@ static int mlxsw_sp_flood_init(struct mlxsw_sp *mlxsw_sp)
 	return 0;
 }
 
+static int mlxsw_sp_lag_init(struct mlxsw_sp *mlxsw_sp)
+{
+	char slcr_pl[MLXSW_REG_SLCR_LEN];
+
+	mlxsw_reg_slcr_pack(slcr_pl, MLXSW_REG_SLCR_LAG_HASH_SMAC |
+				     MLXSW_REG_SLCR_LAG_HASH_DMAC |
+				     MLXSW_REG_SLCR_LAG_HASH_ETHERTYPE |
+				     MLXSW_REG_SLCR_LAG_HASH_VLANID |
+				     MLXSW_REG_SLCR_LAG_HASH_SIP |
+				     MLXSW_REG_SLCR_LAG_HASH_DIP |
+				     MLXSW_REG_SLCR_LAG_HASH_SPORT |
+				     MLXSW_REG_SLCR_LAG_HASH_DPORT |
+				     MLXSW_REG_SLCR_LAG_HASH_IPPROTO);
+	return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(slcr), slcr_pl);
+}
+
 static int mlxsw_sp_init(void *priv, struct mlxsw_core *mlxsw_core,
 			 const struct mlxsw_bus_info *mlxsw_bus_info)
 {
@@ -1752,6 +1773,12 @@ static int mlxsw_sp_init(void *priv, struct mlxsw_core *mlxsw_core,
 		goto err_buffers_init;
 	}
 
+	err = mlxsw_sp_lag_init(mlxsw_sp);
+	if (err) {
+		dev_err(mlxsw_sp->bus_info->dev, "Failed to initialize LAG\n");
+		goto err_lag_init;
+	}
+
 	err = mlxsw_sp_switchdev_init(mlxsw_sp);
 	if (err) {
 		dev_err(mlxsw_sp->bus_info->dev, "Failed to initialize switchdev\n");
@@ -1761,6 +1788,7 @@ static int mlxsw_sp_init(void *priv, struct mlxsw_core *mlxsw_core,
 	return 0;
 
 err_switchdev_init:
+err_lag_init:
 err_buffers_init:
 err_flood_init:
 	mlxsw_sp_traps_fini(mlxsw_sp);
@@ -1788,9 +1816,9 @@ static struct mlxsw_config_profile mlxsw_sp_config_profile = {
 	.used_max_vepa_channels		= 1,
 	.max_vepa_channels		= 0,
 	.used_max_lag			= 1,
-	.max_lag			= 64,
+	.max_lag			= MLXSW_SP_LAG_MAX,
 	.used_max_port_per_lag		= 1,
-	.max_port_per_lag		= 16,
+	.max_port_per_lag		= MLXSW_SP_PORT_PER_LAG_MAX,
 	.used_max_mid			= 1,
 	.max_mid			= 7000,
 	.used_max_pgt			= 1,
@@ -1889,19 +1917,245 @@ static void mlxsw_sp_master_bridge_dec(struct mlxsw_sp *mlxsw_sp,
 		mlxsw_sp->master_bridge.dev = NULL;
 }
 
-static int mlxsw_sp_netdevice_event(struct notifier_block *unused,
-				    unsigned long event, void *ptr)
+static int mlxsw_sp_lag_create(struct mlxsw_sp *mlxsw_sp, u16 lag_id)
+{
+	char sldr_pl[MLXSW_REG_SLDR_LEN];
+
+	mlxsw_reg_sldr_lag_create_pack(sldr_pl, lag_id);
+	return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sldr), sldr_pl);
+}
+
+static int mlxsw_sp_lag_destroy(struct mlxsw_sp *mlxsw_sp, u16 lag_id)
+{
+	char sldr_pl[MLXSW_REG_SLDR_LEN];
+
+	mlxsw_reg_sldr_lag_destroy_pack(sldr_pl, lag_id);
+	return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sldr), sldr_pl);
+}
+
+static int mlxsw_sp_lag_col_port_add(struct mlxsw_sp_port *mlxsw_sp_port,
+				     u16 lag_id, u8 port_index)
+{
+	struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+	char slcor_pl[MLXSW_REG_SLCOR_LEN];
+
+	mlxsw_reg_slcor_port_add_pack(slcor_pl, mlxsw_sp_port->local_port,
+				      lag_id, port_index);
+	return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(slcor), slcor_pl);
+}
+
+static int mlxsw_sp_lag_col_port_remove(struct mlxsw_sp_port *mlxsw_sp_port,
+					u16 lag_id)
+{
+	struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+	char slcor_pl[MLXSW_REG_SLCOR_LEN];
+
+	mlxsw_reg_slcor_port_remove_pack(slcor_pl, mlxsw_sp_port->local_port,
+					 lag_id);
+	return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(slcor), slcor_pl);
+}
+
+static int mlxsw_sp_lag_col_port_enable(struct mlxsw_sp_port *mlxsw_sp_port,
+					u16 lag_id)
+{
+	struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+	char slcor_pl[MLXSW_REG_SLCOR_LEN];
+
+	mlxsw_reg_slcor_col_enable_pack(slcor_pl, mlxsw_sp_port->local_port,
+					lag_id);
+	return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(slcor), slcor_pl);
+}
+
+static int mlxsw_sp_lag_col_port_disable(struct mlxsw_sp_port *mlxsw_sp_port,
+					 u16 lag_id)
+{
+	struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+	char slcor_pl[MLXSW_REG_SLCOR_LEN];
+
+	mlxsw_reg_slcor_col_disable_pack(slcor_pl, mlxsw_sp_port->local_port,
+					 lag_id);
+	return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(slcor), slcor_pl);
+}
+
+static int mlxsw_sp_lag_index_get(struct mlxsw_sp *mlxsw_sp,
+				  struct net_device *lag_dev,
+				  u16 *p_lag_id)
+{
+	struct mlxsw_sp_upper *lag;
+	int free_lag_id = -1;
+	int i;
+
+	for (i = 0; i < MLXSW_SP_LAG_MAX; i++) {
+		lag = mlxsw_sp_lag_get(mlxsw_sp, i);
+		if (lag->ref_count) {
+			if (lag->dev == lag_dev) {
+				*p_lag_id = i;
+				return 0;
+			}
+		} else if (free_lag_id < 0) {
+			free_lag_id = i;
+		}
+	}
+	if (free_lag_id < 0)
+		return -EBUSY;
+	*p_lag_id = free_lag_id;
+	return 0;
+}
+
+static bool
+mlxsw_sp_master_lag_check(struct mlxsw_sp *mlxsw_sp,
+			  struct net_device *lag_dev,
+			  struct netdev_lag_upper_info *lag_upper_info)
+{
+	u16 lag_id;
+
+	if (mlxsw_sp_lag_index_get(mlxsw_sp, lag_dev, &lag_id) != 0)
+		return false;
+	if (lag_upper_info->tx_type != NETDEV_LAG_TX_TYPE_HASH)
+		return false;
+	return true;
+}
+
+static int mlxsw_sp_port_lag_index_get(struct mlxsw_sp *mlxsw_sp,
+				       u16 lag_id, u8 *p_port_index)
+{
+	int i;
+
+	for (i = 0; i < MLXSW_SP_PORT_PER_LAG_MAX; i++) {
+		if (!mlxsw_sp_port_lagged_get(mlxsw_sp, lag_id, i)) {
+			*p_port_index = i;
+			return 0;
+		}
+	}
+	return -EBUSY;
+}
+
+static int mlxsw_sp_port_lag_join(struct mlxsw_sp_port *mlxsw_sp_port,
+				  struct net_device *lag_dev)
+{
+	struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+	struct mlxsw_sp_upper *lag;
+	u16 lag_id;
+	u8 port_index;
+	int err;
+
+	err = mlxsw_sp_lag_index_get(mlxsw_sp, lag_dev, &lag_id);
+	if (err)
+		return err;
+	lag = mlxsw_sp_lag_get(mlxsw_sp, lag_id);
+	if (!lag->ref_count) {
+		err = mlxsw_sp_lag_create(mlxsw_sp, lag_id);
+		if (err)
+			return err;
+		lag->dev = lag_dev;
+	}
+
+	err = mlxsw_sp_port_lag_index_get(mlxsw_sp, lag_id, &port_index);
+	if (err)
+		return err;
+	err = mlxsw_sp_lag_col_port_add(mlxsw_sp_port, lag_id, port_index);
+	if (err)
+		goto err_col_port_add;
+	err = mlxsw_sp_lag_col_port_enable(mlxsw_sp_port, lag_id);
+	if (err)
+		goto err_col_port_enable;
+
+	mlxsw_core_lag_mapping_set(mlxsw_sp->core, lag_id, port_index,
+				   mlxsw_sp_port->local_port);
+	mlxsw_sp_port->lag_id = lag_id;
+	mlxsw_sp_port->lagged = 1;
+	lag->ref_count++;
+	return 0;
+
+err_col_port_add:
+	if (!lag->ref_count)
+		mlxsw_sp_lag_destroy(mlxsw_sp, lag_id);
+err_col_port_enable:
+	mlxsw_sp_lag_col_port_remove(mlxsw_sp_port, lag_id);
+	return err;
+}
+
+static int mlxsw_sp_port_lag_leave(struct mlxsw_sp_port *mlxsw_sp_port,
+				   struct net_device *lag_dev)
+{
+	struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+	struct mlxsw_sp_upper *lag;
+	u16 lag_id = mlxsw_sp_port->lag_id;
+	int err;
+
+	if (!mlxsw_sp_port->lagged)
+		return 0;
+	lag = mlxsw_sp_lag_get(mlxsw_sp, lag_id);
+	WARN_ON(lag->ref_count == 0);
+
+	err = mlxsw_sp_lag_col_port_disable(mlxsw_sp_port, lag_id);
+	if (err)
+		return err;
+	mlxsw_sp_lag_col_port_remove(mlxsw_sp_port, lag_id);
+	if (err)
+		return err;
+
+	if (lag->ref_count == 1) {
+		err = mlxsw_sp_lag_destroy(mlxsw_sp, lag_id);
+		if (err)
+			return err;
+	}
+
+	mlxsw_core_lag_mapping_clear(mlxsw_sp->core, lag_id,
+				     mlxsw_sp_port->local_port);
+	mlxsw_sp_port->lagged = 0;
+	lag->ref_count--;
+	return 0;
+}
+
+static int mlxsw_sp_lag_dist_port_add(struct mlxsw_sp_port *mlxsw_sp_port,
+				      u16 lag_id)
+{
+	struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+	char sldr_pl[MLXSW_REG_SLDR_LEN];
+
+	mlxsw_reg_sldr_lag_add_port_pack(sldr_pl, lag_id,
+					 mlxsw_sp_port->local_port);
+	return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sldr), sldr_pl);
+}
+
+static int mlxsw_sp_lag_dist_port_remove(struct mlxsw_sp_port *mlxsw_sp_port,
+					 u16 lag_id)
+{
+	struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
+	char sldr_pl[MLXSW_REG_SLDR_LEN];
+
+	mlxsw_reg_sldr_lag_remove_port_pack(sldr_pl, lag_id,
+					    mlxsw_sp_port->local_port);
+	return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sldr), sldr_pl);
+}
+
+static int mlxsw_sp_port_lag_tx_en_set(struct mlxsw_sp_port *mlxsw_sp_port,
+				       bool lag_tx_enabled)
+{
+	if (lag_tx_enabled)
+		return mlxsw_sp_lag_dist_port_add(mlxsw_sp_port,
+						  mlxsw_sp_port->lag_id);
+	else
+		return mlxsw_sp_lag_dist_port_remove(mlxsw_sp_port,
+						     mlxsw_sp_port->lag_id);
+}
+
+static int mlxsw_sp_port_lag_changed(struct mlxsw_sp_port *mlxsw_sp_port,
+				     struct netdev_lag_lower_state_info *info)
+{
+	return mlxsw_sp_port_lag_tx_en_set(mlxsw_sp_port, info->tx_enabled);
+}
+
+static int mlxsw_sp_netdevice_port_upper_event(struct net_device *dev,
+					       unsigned long event, void *ptr)
 {
-	struct net_device *dev = netdev_notifier_info_to_dev(ptr);
 	struct netdev_notifier_changeupper_info *info;
 	struct mlxsw_sp_port *mlxsw_sp_port;
 	struct net_device *upper_dev;
 	struct mlxsw_sp *mlxsw_sp;
 	int err;
 
-	if (!mlxsw_sp_port_dev_check(dev))
-		return NOTIFY_DONE;
-
 	mlxsw_sp_port = netdev_priv(dev);
 	mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
 	info = ptr;
@@ -1909,16 +2163,22 @@ static int mlxsw_sp_netdevice_event(struct notifier_block *unused,
 	switch (event) {
 	case NETDEV_PRECHANGEUPPER:
 		upper_dev = info->upper_dev;
+		if (!info->master || !info->linking)
+			break;
 		/* HW limitation forbids to put ports to multiple bridges. */
-		if (info->master && info->linking &&
-		    netif_is_bridge_master(upper_dev) &&
+		if (netif_is_bridge_master(upper_dev) &&
 		    !mlxsw_sp_master_bridge_check(mlxsw_sp, upper_dev))
 			return NOTIFY_BAD;
+		if (netif_is_lag_master(upper_dev) &&
+		    !mlxsw_sp_master_lag_check(mlxsw_sp, upper_dev,
+					       info->upper_info))
+			return NOTIFY_BAD;
 		break;
 	case NETDEV_CHANGEUPPER:
 		upper_dev = info->upper_dev;
-		if (info->master &&
-		    netif_is_bridge_master(upper_dev)) {
+		if (!info->master)
+			break;
+		if (netif_is_bridge_master(upper_dev)) {
 			if (info->linking) {
 				err = mlxsw_sp_port_bridge_join(mlxsw_sp_port);
 				if (err)
@@ -1932,6 +2192,22 @@ static int mlxsw_sp_netdevice_event(struct notifier_block *unused,
 				mlxsw_sp_port->bridged = 0;
 				mlxsw_sp_master_bridge_dec(mlxsw_sp, upper_dev);
 			}
+		} else if (netif_is_lag_master(upper_dev)) {
+			if (info->linking) {
+				err = mlxsw_sp_port_lag_join(mlxsw_sp_port,
+							     upper_dev);
+				if (err) {
+					netdev_err(dev, "Failed to join link aggregation\n");
+					return NOTIFY_BAD;
+				}
+			} else {
+				err = mlxsw_sp_port_lag_leave(mlxsw_sp_port,
+							      upper_dev);
+				if (err) {
+					netdev_err(dev, "Failed to leave link aggregation\n");
+					return NOTIFY_BAD;
+				}
+			}
 		}
 		break;
 	}
@@ -1939,6 +2215,76 @@ static int mlxsw_sp_netdevice_event(struct notifier_block *unused,
 	return NOTIFY_DONE;
 }
 
+static int mlxsw_sp_netdevice_port_lower_event(struct net_device *dev,
+					       unsigned long event, void *ptr)
+{
+	struct netdev_notifier_changelowerstate_info *info;
+	struct mlxsw_sp_port *mlxsw_sp_port;
+	int err;
+
+	mlxsw_sp_port = netdev_priv(dev);
+	info = ptr;
+
+	switch (event) {
+	case NETDEV_CHANGELOWERSTATE:
+		if (netif_is_lag_port(dev) && mlxsw_sp_port->lagged) {
+			err = mlxsw_sp_port_lag_changed(mlxsw_sp_port,
+							info->lower_state_info);
+			if (err)
+				netdev_err(dev, "Failed to reflect link aggregation lower state change\n");
+		}
+		break;
+	}
+
+	return NOTIFY_DONE;
+}
+
+static int mlxsw_sp_netdevice_port_event(struct net_device *dev,
+					 unsigned long event, void *ptr)
+{
+	switch (event) {
+	case NETDEV_PRECHANGEUPPER:
+	case NETDEV_CHANGEUPPER:
+		return mlxsw_sp_netdevice_port_upper_event(dev, event, ptr);
+	case NETDEV_CHANGELOWERSTATE:
+		return mlxsw_sp_netdevice_port_lower_event(dev, event, ptr);
+	}
+
+	return NOTIFY_DONE;
+}
+
+static int mlxsw_sp_netdevice_lag_event(struct net_device *lag_dev,
+					unsigned long event, void *ptr)
+{
+	struct net_device *dev;
+	struct list_head *iter;
+	int ret;
+
+	netdev_for_each_lower_dev(lag_dev, dev, iter) {
+		if (mlxsw_sp_port_dev_check(dev)) {
+			ret = mlxsw_sp_netdevice_port_event(dev, event, ptr);
+			if (ret == NOTIFY_BAD)
+				return ret;
+		}
+	}
+
+	return NOTIFY_DONE;
+}
+
+static int mlxsw_sp_netdevice_event(struct notifier_block *unused,
+				    unsigned long event, void *ptr)
+{
+	struct net_device *dev = netdev_notifier_info_to_dev(ptr);
+
+	if (mlxsw_sp_port_dev_check(dev))
+		return mlxsw_sp_netdevice_port_event(dev, event, ptr);
+
+	if (netif_is_lag_master(dev))
+		return mlxsw_sp_netdevice_lag_event(dev, event, ptr);
+
+	return NOTIFY_DONE;
+}
+
 static struct notifier_block mlxsw_sp_netdevice_nb __read_mostly = {
 	.notifier_call = mlxsw_sp_netdevice_event,
 };
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
index 4365c8bccc6d..48be5a63b9b5 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
@@ -46,9 +46,16 @@
 #include "core.h"
 
 #define MLXSW_SP_VFID_BASE VLAN_N_VID
+#define MLXSW_SP_LAG_MAX 64
+#define MLXSW_SP_PORT_PER_LAG_MAX 16
 
 struct mlxsw_sp_port;
 
+struct mlxsw_sp_upper {
+	struct net_device *dev;
+	unsigned int ref_count;
+};
+
 struct mlxsw_sp {
 	unsigned long active_vfids[BITS_TO_LONGS(VLAN_N_VID)];
 	unsigned long active_fids[BITS_TO_LONGS(VLAN_N_VID)];
@@ -63,12 +70,16 @@ struct mlxsw_sp {
 	} fdb_notify;
 #define MLXSW_SP_DEFAULT_AGEING_TIME 300
 	u32 ageing_time;
-	struct {
-		struct net_device *dev;
-		unsigned int ref_count;
-	} master_bridge;
+	struct mlxsw_sp_upper master_bridge;
+	struct mlxsw_sp_upper lags[MLXSW_SP_LAG_MAX];
 };
 
+static inline struct mlxsw_sp_upper *
+mlxsw_sp_lag_get(struct mlxsw_sp *mlxsw_sp, u16 lag_id)
+{
+	return &mlxsw_sp->lags[lag_id];
+}
+
 struct mlxsw_sp_port_pcpu_stats {
 	u64			rx_packets;
 	u64			rx_bytes;
@@ -87,8 +98,10 @@ struct mlxsw_sp_port {
 	u8 learning:1,
 	   learning_sync:1,
 	   uc_flood:1,
-	   bridged:1;
+	   bridged:1,
+	   lagged:1;
 	u16 pvid;
+	u16 lag_id;
 	/* 802.1Q bridge VLANs */
 	unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
 	/* VLAN interfaces */
@@ -96,6 +109,18 @@ struct mlxsw_sp_port {
 	u16 nr_vfids;
 };
 
+static inline struct mlxsw_sp_port *
+mlxsw_sp_port_lagged_get(struct mlxsw_sp *mlxsw_sp, u16 lag_id, u8 port_index)
+{
+	struct mlxsw_sp_port *mlxsw_sp_port;
+	u8 local_port;
+
+	local_port = mlxsw_core_lag_mapping_get(mlxsw_sp->core,
+						lag_id, port_index);
+	mlxsw_sp_port = mlxsw_sp->ports[local_port];
+	return mlxsw_sp_port && mlxsw_sp_port->lagged ? mlxsw_sp_port : NULL;
+}
+
 enum mlxsw_sp_flood_table {
 	MLXSW_SP_FLOOD_TABLE_UC,
 	MLXSW_SP_FLOOD_TABLE_BM,
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
index f21e23983a1a..406dab2f6b17 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
@@ -490,32 +490,56 @@ static int mlxsw_sp_port_vlans_add(struct mlxsw_sp_port *mlxsw_sp_port,
 					 untagged_flag, pvid_flag);
 }
 
-static int mlxsw_sp_port_fdb_op(struct mlxsw_sp_port *mlxsw_sp_port,
-				const char *mac, u16 vid, bool adding,
-				bool dynamic)
+static enum mlxsw_reg_sfd_rec_policy mlxsw_sp_sfd_rec_policy(bool dynamic)
 {
-	enum mlxsw_reg_sfd_rec_policy policy;
-	enum mlxsw_reg_sfd_op op;
+	return dynamic ? MLXSW_REG_SFD_REC_POLICY_DYNAMIC_ENTRY_INGRESS :
+			 MLXSW_REG_SFD_REC_POLICY_STATIC_ENTRY;
+}
+
+static enum mlxsw_reg_sfd_op mlxsw_sp_sfd_op(bool adding)
+{
+	return adding ? MLXSW_REG_SFD_OP_WRITE_EDIT :
+			MLXSW_REG_SFD_OP_WRITE_REMOVE;
+}
+
+static int mlxsw_sp_port_fdb_uc_op(struct mlxsw_sp_port *mlxsw_sp_port,
+				   const char *mac, u16 vid, bool adding,
+				   bool dynamic)
+{
+	struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
 	char *sfd_pl;
 	int err;
 
-	if (!vid)
-		vid = mlxsw_sp_port->pvid;
-
 	sfd_pl = kmalloc(MLXSW_REG_SFD_LEN, GFP_KERNEL);
 	if (!sfd_pl)
 		return -ENOMEM;
 
-	policy = dynamic ? MLXSW_REG_SFD_REC_POLICY_DYNAMIC_ENTRY_INGRESS :
-			   MLXSW_REG_SFD_REC_POLICY_STATIC_ENTRY;
-	op = adding ? MLXSW_REG_SFD_OP_WRITE_EDIT :
-		      MLXSW_REG_SFD_OP_WRITE_REMOVE;
-	mlxsw_reg_sfd_pack(sfd_pl, op, 0);
-	mlxsw_reg_sfd_uc_pack(sfd_pl, 0, policy,
+	mlxsw_reg_sfd_pack(sfd_pl, mlxsw_sp_sfd_op(adding), 0);
+	mlxsw_reg_sfd_uc_pack(sfd_pl, 0, mlxsw_sp_sfd_rec_policy(dynamic),
 			      mac, vid, MLXSW_REG_SFD_REC_ACTION_NOP,
 			      mlxsw_sp_port->local_port);
-	err = mlxsw_reg_write(mlxsw_sp_port->mlxsw_sp->core, MLXSW_REG(sfd),
-			      sfd_pl);
+	err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfd), sfd_pl);
+	kfree(sfd_pl);
+
+	return err;
+}
+
+static int mlxsw_sp_port_fdb_uc_lag_op(struct mlxsw_sp *mlxsw_sp, u16 lag_id,
+				       const char *mac, u16 vid, bool adding,
+				       bool dynamic)
+{
+	char *sfd_pl;
+	int err;
+
+	sfd_pl = kmalloc(MLXSW_REG_SFD_LEN, GFP_KERNEL);
+	if (!sfd_pl)
+		return -ENOMEM;
+
+	mlxsw_reg_sfd_pack(sfd_pl, mlxsw_sp_sfd_op(adding), 0);
+	mlxsw_reg_sfd_uc_lag_pack(sfd_pl, 0, mlxsw_sp_sfd_rec_policy(dynamic),
+				  mac, vid, MLXSW_REG_SFD_REC_ACTION_NOP,
+				  lag_id);
+	err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sfd), sfd_pl);
 	kfree(sfd_pl);
 
 	return err;
@@ -526,11 +550,21 @@ mlxsw_sp_port_fdb_static_add(struct mlxsw_sp_port *mlxsw_sp_port,
 			     const struct switchdev_obj_port_fdb *fdb,
 			     struct switchdev_trans *trans)
 {
+	u16 vid = fdb->vid;
+
 	if (switchdev_trans_ph_prepare(trans))
 		return 0;
 
-	return mlxsw_sp_port_fdb_op(mlxsw_sp_port, fdb->addr, fdb->vid,
-				    true, false);
+	if (!vid)
+		vid = mlxsw_sp_port->pvid;
+
+	if (!mlxsw_sp_port->lagged)
+		return mlxsw_sp_port_fdb_uc_op(mlxsw_sp_port,
+					       fdb->addr, vid, true, false);
+	else
+		return mlxsw_sp_port_fdb_uc_lag_op(mlxsw_sp_port->mlxsw_sp,
+						   mlxsw_sp_port->lag_id,
+						   fdb->addr, vid, true, false);
 }
 
 static int mlxsw_sp_port_obj_add(struct net_device *dev,
@@ -645,8 +679,15 @@ static int
 mlxsw_sp_port_fdb_static_del(struct mlxsw_sp_port *mlxsw_sp_port,
 			     const struct switchdev_obj_port_fdb *fdb)
 {
-	return mlxsw_sp_port_fdb_op(mlxsw_sp_port, fdb->addr, fdb->vid,
-				    false, false);
+	if (!mlxsw_sp_port->lagged)
+		return mlxsw_sp_port_fdb_uc_op(mlxsw_sp_port,
+					       fdb->addr, fdb->vid,
+					       false, false);
+	else
+		return mlxsw_sp_port_fdb_uc_lag_op(mlxsw_sp_port->mlxsw_sp,
+						   mlxsw_sp_port->lag_id,
+						   fdb->addr, fdb->vid,
+						   false, false);
 }
 
 static int mlxsw_sp_port_obj_del(struct net_device *dev,
@@ -672,14 +713,30 @@ static int mlxsw_sp_port_obj_del(struct net_device *dev,
 	return err;
 }
 
+static struct mlxsw_sp_port *mlxsw_sp_lag_rep_port(struct mlxsw_sp *mlxsw_sp,
+						   u16 lag_id)
+{
+	struct mlxsw_sp_port *mlxsw_sp_port;
+	int i;
+
+	for (i = 0; i < MLXSW_SP_PORT_PER_LAG_MAX; i++) {
+		mlxsw_sp_port = mlxsw_sp_port_lagged_get(mlxsw_sp, lag_id, i);
+		if (mlxsw_sp_port)
+			return mlxsw_sp_port;
+	}
+	return NULL;
+}
+
 static int mlxsw_sp_port_fdb_dump(struct mlxsw_sp_port *mlxsw_sp_port,
 				  struct switchdev_obj_port_fdb *fdb,
 				  switchdev_obj_dump_cb_t *cb)
 {
+	struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
 	char *sfd_pl;
 	char mac[ETH_ALEN];
 	u16 vid;
 	u8 local_port;
+	u16 lag_id;
 	u8 num_rec;
 	int stored_err = 0;
 	int i;
@@ -692,8 +749,7 @@ static int mlxsw_sp_port_fdb_dump(struct mlxsw_sp_port *mlxsw_sp_port,
 	mlxsw_reg_sfd_pack(sfd_pl, MLXSW_REG_SFD_OP_QUERY_DUMP, 0);
 	do {
 		mlxsw_reg_sfd_num_rec_set(sfd_pl, MLXSW_REG_SFD_REC_MAX_COUNT);
-		err = mlxsw_reg_query(mlxsw_sp_port->mlxsw_sp->core,
-				      MLXSW_REG(sfd), sfd_pl);
+		err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(sfd), sfd_pl);
 		if (err)
 			goto out;
 
@@ -718,6 +774,20 @@ static int mlxsw_sp_port_fdb_dump(struct mlxsw_sp_port *mlxsw_sp_port,
 					if (err)
 						stored_err = err;
 				}
+				break;
+			case MLXSW_REG_SFD_REC_TYPE_UNICAST_LAG:
+				mlxsw_reg_sfd_uc_lag_unpack(sfd_pl, i,
+							    mac, &vid, &lag_id);
+				if (mlxsw_sp_port ==
+				    mlxsw_sp_lag_rep_port(mlxsw_sp, lag_id)) {
+					ether_addr_copy(fdb->addr, mac);
+					fdb->ndm_state = NUD_REACHABLE;
+					fdb->vid = vid;
+					err = cb(&fdb->obj);
+					if (err)
+						stored_err = err;
+				}
+				break;
 			}
 		}
 	} while (num_rec == MLXSW_REG_SFD_REC_MAX_COUNT);
@@ -779,6 +849,21 @@ static const struct switchdev_ops mlxsw_sp_port_switchdev_ops = {
 	.switchdev_port_obj_dump	= mlxsw_sp_port_obj_dump,
 };
 
+static void mlxsw_sp_fdb_call_notifiers(bool learning, bool learning_sync,
+					bool adding, char *mac, u16 vid,
+					struct net_device *dev)
+{
+	struct switchdev_notifier_fdb_info info;
+	unsigned long notifier_type;
+
+	if (learning && learning_sync) {
+		info.addr = mac;
+		info.vid = vid;
+		notifier_type = adding ? SWITCHDEV_FDB_ADD : SWITCHDEV_FDB_DEL;
+		call_switchdev_notifiers(notifier_type, dev, &info.info);
+	}
+}
+
 static void mlxsw_sp_fdb_notify_mac_process(struct mlxsw_sp *mlxsw_sp,
 					    char *sfn_pl, int rec_index,
 					    bool adding)
@@ -796,24 +881,49 @@ static void mlxsw_sp_fdb_notify_mac_process(struct mlxsw_sp *mlxsw_sp,
 		return;
 	}
 
-	err = mlxsw_sp_port_fdb_op(mlxsw_sp_port, mac, vid,
-				   adding && mlxsw_sp_port->learning, true);
+	err = mlxsw_sp_port_fdb_uc_op(mlxsw_sp_port, mac, vid,
+				      adding && mlxsw_sp_port->learning, true);
 	if (err) {
 		if (net_ratelimit())
 			netdev_err(mlxsw_sp_port->dev, "Failed to set FDB entry\n");
 		return;
 	}
 
-	if (mlxsw_sp_port->learning && mlxsw_sp_port->learning_sync) {
-		struct switchdev_notifier_fdb_info info;
-		unsigned long notifier_type;
+	mlxsw_sp_fdb_call_notifiers(mlxsw_sp_port->learning,
+				    mlxsw_sp_port->learning_sync,
+				    adding, mac, vid, mlxsw_sp_port->dev);
+}
 
-		info.addr = mac;
-		info.vid = vid;
-		notifier_type = adding ? SWITCHDEV_FDB_ADD : SWITCHDEV_FDB_DEL;
-		call_switchdev_notifiers(notifier_type, mlxsw_sp_port->dev,
-					 &info.info);
+static void mlxsw_sp_fdb_notify_mac_lag_process(struct mlxsw_sp *mlxsw_sp,
+						char *sfn_pl, int rec_index,
+						bool adding)
+{
+	struct mlxsw_sp_port *mlxsw_sp_port;
+	char mac[ETH_ALEN];
+	u16 lag_id;
+	u16 vid;
+	int err;
+
+	mlxsw_reg_sfn_mac_lag_unpack(sfn_pl, rec_index, mac, &vid, &lag_id);
+	mlxsw_sp_port = mlxsw_sp_lag_rep_port(mlxsw_sp, lag_id);
+	if (!mlxsw_sp_port) {
+		dev_err_ratelimited(mlxsw_sp->bus_info->dev, "Cannot find port representor for LAG\n");
+		return;
 	}
+
+	err = mlxsw_sp_port_fdb_uc_lag_op(mlxsw_sp, lag_id, mac, vid,
+					  adding && mlxsw_sp_port->learning,
+					  true);
+	if (err) {
+		if (net_ratelimit())
+			netdev_err(mlxsw_sp_port->dev, "Failed to set FDB entry\n");
+		return;
+	}
+
+	mlxsw_sp_fdb_call_notifiers(mlxsw_sp_port->learning,
+				    mlxsw_sp_port->learning_sync,
+				    adding, mac, vid,
+				    mlxsw_sp_lag_get(mlxsw_sp, lag_id)->dev);
 }
 
 static void mlxsw_sp_fdb_notify_rec_process(struct mlxsw_sp *mlxsw_sp,
@@ -828,6 +938,14 @@ static void mlxsw_sp_fdb_notify_rec_process(struct mlxsw_sp *mlxsw_sp,
 		mlxsw_sp_fdb_notify_mac_process(mlxsw_sp, sfn_pl,
 						rec_index, false);
 		break;
+	case MLXSW_REG_SFN_REC_TYPE_LEARNED_MAC_LAG:
+		mlxsw_sp_fdb_notify_mac_lag_process(mlxsw_sp, sfn_pl,
+						    rec_index, true);
+		break;
+	case MLXSW_REG_SFN_REC_TYPE_AGED_OUT_MAC_LAG:
+		mlxsw_sp_fdb_notify_mac_lag_process(mlxsw_sp, sfn_pl,
+						    rec_index, false);
+		break;
 	}
 }
 
diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index 651d35ea22c5..059c0f60a2b2 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)
@@ -963,6 +978,7 @@ 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 | \
@@ -1078,23 +1094,24 @@ 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 +1211,7 @@ 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 +1237,7 @@ 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 +1281,7 @@ 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 +2071,7 @@ 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
@@ -2420,9 +2438,13 @@ 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 +2571,8 @@ 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;
 }
 
diff --git a/drivers/net/team/team_mode_activebackup.c b/drivers/net/team/team_mode_activebackup.c
index 40fd3381b693..3f189823ba3b 100644
--- a/drivers/net/team/team_mode_activebackup.c
+++ b/drivers/net/team/team_mode_activebackup.c
@@ -127,6 +127,7 @@ static const struct team_mode ab_mode = {
 	.owner		= THIS_MODULE,
 	.priv_size	= sizeof(struct ab_priv),
 	.ops		= &ab_mode_ops,
+	.lag_tx_type	= NETDEV_LAG_TX_TYPE_ACTIVEBACKUP,
 };
 
 static int __init ab_init_module(void)
diff --git a/drivers/net/team/team_mode_broadcast.c b/drivers/net/team/team_mode_broadcast.c
index c366cd299c06..302ff35b0cbc 100644
--- a/drivers/net/team/team_mode_broadcast.c
+++ b/drivers/net/team/team_mode_broadcast.c
@@ -56,6 +56,7 @@ static const struct team_mode bc_mode = {
 	.kind		= "broadcast",
 	.owner		= THIS_MODULE,
 	.ops		= &bc_mode_ops,
+	.lag_tx_type	= NETDEV_LAG_TX_TYPE_BROADCAST,
 };
 
 static int __init bc_init_module(void)
diff --git a/drivers/net/team/team_mode_loadbalance.c b/drivers/net/team/team_mode_loadbalance.c
index a1536d0d83a9..cdb19b385d42 100644
--- a/drivers/net/team/team_mode_loadbalance.c
+++ b/drivers/net/team/team_mode_loadbalance.c
@@ -661,6 +661,7 @@ static const struct team_mode lb_mode = {
 	.priv_size	= sizeof(struct lb_priv),
 	.port_priv_size	= sizeof(struct lb_port_priv),
 	.ops		= &lb_mode_ops,
+	.lag_tx_type	= NETDEV_LAG_TX_TYPE_HASH,
 };
 
 static int __init lb_init_module(void)
diff --git a/drivers/net/team/team_mode_random.c b/drivers/net/team/team_mode_random.c
index cd2f692b8074..215f845782db 100644
--- a/drivers/net/team/team_mode_random.c
+++ b/drivers/net/team/team_mode_random.c
@@ -46,6 +46,7 @@ static const struct team_mode rnd_mode = {
 	.kind		= "random",
 	.owner		= THIS_MODULE,
 	.ops		= &rnd_mode_ops,
+	.lag_tx_type	= NETDEV_LAG_TX_TYPE_RANDOM,
 };
 
 static int __init rnd_init_module(void)
diff --git a/drivers/net/team/team_mode_roundrobin.c b/drivers/net/team/team_mode_roundrobin.c
index 53665850b59e..0aa234118c03 100644
--- a/drivers/net/team/team_mode_roundrobin.c
+++ b/drivers/net/team/team_mode_roundrobin.c
@@ -58,6 +58,7 @@ static const struct team_mode rr_mode = {
 	.owner		= THIS_MODULE,
 	.priv_size	= sizeof(struct rr_priv),
 	.ops		= &rr_mode_ops,
+	.lag_tx_type	= NETDEV_LAG_TX_TYPE_ROUNDROBIN,
 };
 
 static int __init rr_init_module(void)
diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c
index c2d54c4ed556..8944a49cda15 100644
--- a/drivers/net/vrf.c
+++ b/drivers/net/vrf.c
@@ -624,7 +624,7 @@ static int do_vrf_add_slave(struct net_device *dev, struct net_device *port_dev)
 		goto out_fail;
 	}
 
-	ret = netdev_master_upper_dev_link(port_dev, dev);
+	ret = netdev_master_upper_dev_link(port_dev, dev, NULL, NULL);
 	if (ret < 0)
 		goto out_unregister;
 
diff --git a/include/linux/if_team.h b/include/linux/if_team.h
index a6aa970758a2..b84e49c3a738 100644
--- a/include/linux/if_team.h
+++ b/include/linux/if_team.h
@@ -164,6 +164,7 @@ struct team_mode {
 	size_t priv_size;
 	size_t port_priv_size;
 	const struct team_mode_ops *ops;
+	enum netdev_lag_tx_type lag_tx_type;
 };
 
 #define TEAM_PORT_HASHBITS 4
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index fcbc5259c630..fa84b59eb197 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -1273,6 +1273,7 @@ struct net_device_ops {
  * @IFF_NO_QUEUE: device can run without qdisc attached
  * @IFF_OPENVSWITCH: device is a Open vSwitch master
  * @IFF_L3MDEV_SLAVE: device is enslaved to an L3 master device
+ * @IFF_TEAM: device is a team device
  */
 enum netdev_priv_flags {
 	IFF_802_1Q_VLAN			= 1<<0,
@@ -1299,6 +1300,7 @@ enum netdev_priv_flags {
 	IFF_NO_QUEUE			= 1<<21,
 	IFF_OPENVSWITCH			= 1<<22,
 	IFF_L3MDEV_SLAVE		= 1<<23,
+	IFF_TEAM			= 1<<24,
 };
 
 #define IFF_802_1Q_VLAN			IFF_802_1Q_VLAN
@@ -1325,6 +1327,7 @@ enum netdev_priv_flags {
 #define IFF_NO_QUEUE			IFF_NO_QUEUE
 #define IFF_OPENVSWITCH			IFF_OPENVSWITCH
 #define IFF_L3MDEV_SLAVE		IFF_L3MDEV_SLAVE
+#define IFF_TEAM			IFF_TEAM
 
 /**
  *	struct net_device - The DEVICE structure.
@@ -2107,6 +2110,24 @@ struct pcpu_sw_netstats {
 #define netdev_alloc_pcpu_stats(type)					\
 	__netdev_alloc_pcpu_stats(type, GFP_KERNEL);
 
+enum netdev_lag_tx_type {
+	NETDEV_LAG_TX_TYPE_UNKNOWN,
+	NETDEV_LAG_TX_TYPE_RANDOM,
+	NETDEV_LAG_TX_TYPE_BROADCAST,
+	NETDEV_LAG_TX_TYPE_ROUNDROBIN,
+	NETDEV_LAG_TX_TYPE_ACTIVEBACKUP,
+	NETDEV_LAG_TX_TYPE_HASH,
+};
+
+struct netdev_lag_upper_info {
+	enum netdev_lag_tx_type tx_type;
+};
+
+struct netdev_lag_lower_state_info {
+	u8 link_up : 1,
+	   tx_enabled : 1;
+};
+
 #include <linux/notifier.h>
 
 /* netdevice notifier chain. Please remember to update the rtnetlink
@@ -2142,6 +2163,7 @@ struct pcpu_sw_netstats {
 #define NETDEV_CHANGEINFODATA	0x0018
 #define NETDEV_BONDING_INFO	0x0019
 #define NETDEV_PRECHANGEUPPER	0x001A
+#define NETDEV_CHANGELOWERSTATE	0x001B
 
 int register_netdevice_notifier(struct notifier_block *nb);
 int unregister_netdevice_notifier(struct notifier_block *nb);
@@ -2160,6 +2182,12 @@ struct netdev_notifier_changeupper_info {
 	struct net_device *upper_dev; /* new upper dev */
 	bool master; /* is upper dev master */
 	bool linking; /* is the nofication for link or unlink */
+	void *upper_info; /* upper dev info */
+};
+
+struct netdev_notifier_changelowerstate_info {
+	struct netdev_notifier_info info; /* must be first */
+	void *lower_state_info; /* is lower dev state */
 };
 
 static inline void netdev_notifier_info_init(struct netdev_notifier_info *info,
@@ -3616,15 +3644,15 @@ struct net_device *netdev_master_upper_dev_get(struct net_device *dev);
 struct net_device *netdev_master_upper_dev_get_rcu(struct net_device *dev);
 int netdev_upper_dev_link(struct net_device *dev, struct net_device *upper_dev);
 int netdev_master_upper_dev_link(struct net_device *dev,
-				 struct net_device *upper_dev);
-int netdev_master_upper_dev_link_private(struct net_device *dev,
-					 struct net_device *upper_dev,
-					 void *private);
+				 struct net_device *upper_dev,
+				 void *upper_priv, void *upper_info);
 void netdev_upper_dev_unlink(struct net_device *dev,
 			     struct net_device *upper_dev);
 void netdev_adjacent_rename_links(struct net_device *dev, char *oldname);
 void *netdev_lower_dev_get_private(struct net_device *dev,
 				   struct net_device *lower_dev);
+void netdev_lower_state_changed(struct net_device *lower_dev,
+				void *lower_state_info);
 
 /* RSS keys are 40 or 52 bytes long */
 #define NETDEV_RSS_KEY_LEN 52
@@ -3889,6 +3917,26 @@ static inline bool netif_is_ovs_master(const struct net_device *dev)
 	return dev->priv_flags & IFF_OPENVSWITCH;
 }
 
+static inline bool netif_is_team_master(struct net_device *dev)
+{
+	return dev->priv_flags & IFF_TEAM;
+}
+
+static inline bool netif_is_team_port(struct net_device *dev)
+{
+	return dev->priv_flags & IFF_TEAM_PORT;
+}
+
+static inline bool netif_is_lag_master(struct net_device *dev)
+{
+	return netif_is_bond_master(dev) || netif_is_team_master(dev);
+}
+
+static inline bool netif_is_lag_port(struct net_device *dev)
+{
+	return netif_is_bond_slave(dev) || netif_is_team_port(dev);
+}
+
 /* This device needs to keep skb dst for qdisc enqueue or ndo_start_xmit() */
 static inline void netif_keep_dst(struct net_device *dev)
 {
diff --git a/include/net/bonding.h b/include/net/bonding.h
index c1740a2794a3..ee6c52053aa3 100644
--- a/include/net/bonding.h
+++ b/include/net/bonding.h
@@ -165,7 +165,8 @@ struct slave {
 	u8     backup:1,   /* indicates backup slave. Value corresponds with
 			      BOND_STATE_ACTIVE and BOND_STATE_BACKUP */
 	       inactive:1, /* indicates inactive slave */
-	       should_notify:1; /* indicateds whether the state changed */
+	       should_notify:1, /* indicates whether the state changed */
+	       should_notify_link:1; /* indicates whether the link changed */
 	u8     duplex;
 	u32    original_mtu;
 	u32    link_failure_count;
@@ -246,6 +247,7 @@ struct bonding {
 	((struct slave *) rtnl_dereference(dev->rx_handler_data))
 
 void bond_queue_slave_event(struct slave *slave);
+void bond_lower_state_changed(struct slave *slave);
 
 struct bond_vlan_tag {
 	__be16		vlan_proto;
@@ -327,6 +329,7 @@ static inline void bond_set_active_slave(struct slave *slave)
 	if (slave->backup) {
 		slave->backup = 0;
 		bond_queue_slave_event(slave);
+		bond_lower_state_changed(slave);
 		rtmsg_ifinfo(RTM_NEWLINK, slave->dev, 0, GFP_ATOMIC);
 	}
 }
@@ -336,6 +339,7 @@ static inline void bond_set_backup_slave(struct slave *slave)
 	if (!slave->backup) {
 		slave->backup = 1;
 		bond_queue_slave_event(slave);
+		bond_lower_state_changed(slave);
 		rtmsg_ifinfo(RTM_NEWLINK, slave->dev, 0, GFP_ATOMIC);
 	}
 }
@@ -348,6 +352,7 @@ static inline void bond_set_slave_state(struct slave *slave,
 
 	slave->backup = slave_state;
 	if (notify) {
+		bond_lower_state_changed(slave);
 		rtmsg_ifinfo(RTM_NEWLINK, slave->dev, 0, GFP_ATOMIC);
 		bond_queue_slave_event(slave);
 		slave->should_notify = 0;
@@ -379,6 +384,7 @@ static inline void bond_slave_state_notify(struct bonding *bond)
 
 	bond_for_each_slave(bond, tmp, iter) {
 		if (tmp->should_notify) {
+			bond_lower_state_changed(tmp);
 			rtmsg_ifinfo(RTM_NEWLINK, tmp->dev, 0, GFP_ATOMIC);
 			tmp->should_notify = 0;
 		}
@@ -504,10 +510,37 @@ static inline bool bond_is_slave_inactive(struct slave *slave)
 	return slave->inactive;
 }
 
-static inline void bond_set_slave_link_state(struct slave *slave, int state)
+static inline void bond_set_slave_link_state(struct slave *slave, int state,
+					     bool notify)
 {
+	if (slave->link == state)
+		return;
+
 	slave->link = state;
-	bond_queue_slave_event(slave);
+	if (notify) {
+		bond_queue_slave_event(slave);
+		bond_lower_state_changed(slave);
+		slave->should_notify_link = 0;
+	} else {
+		if (slave->should_notify_link)
+			slave->should_notify_link = 0;
+		else
+			slave->should_notify_link = 1;
+	}
+}
+
+static inline void bond_slave_link_notify(struct bonding *bond)
+{
+	struct list_head *iter;
+	struct slave *tmp;
+
+	bond_for_each_slave(bond, tmp, iter) {
+		if (tmp->should_notify_link) {
+			bond_queue_slave_event(tmp);
+			bond_lower_state_changed(tmp);
+			tmp->should_notify_link = 0;
+		}
+	}
 }
 
 static inline __be32 bond_confirm_addr(struct net_device *dev, __be32 dst, __be32 local)
diff --git a/lib/netdev-notifier-error-inject.c b/lib/netdev-notifier-error-inject.c
index b2b856675d61..13e9c62e216f 100644
--- a/lib/netdev-notifier-error-inject.c
+++ b/lib/netdev-notifier-error-inject.c
@@ -18,6 +18,7 @@ static struct notifier_err_inject netdev_notifier_err_inject = {
 		{ NOTIFIER_ERR_INJECT_ACTION(NETDEV_POST_INIT) },
 		{ NOTIFIER_ERR_INJECT_ACTION(NETDEV_PRECHANGEMTU) },
 		{ NOTIFIER_ERR_INJECT_ACTION(NETDEV_PRECHANGEUPPER) },
+		{ NOTIFIER_ERR_INJECT_ACTION(NETDEV_CHANGEUPPER) },
 		{}
 	}
 };
diff --git a/net/batman-adv/hard-interface.c b/net/batman-adv/hard-interface.c
index f11345e163d7..aa8867e1d983 100644
--- a/net/batman-adv/hard-interface.c
+++ b/net/batman-adv/hard-interface.c
@@ -464,7 +464,8 @@ int batadv_hardif_enable_interface(struct batadv_hard_iface *hard_iface,
 	hard_iface->soft_iface = soft_iface;
 	bat_priv = netdev_priv(hard_iface->soft_iface);
 
-	ret = netdev_master_upper_dev_link(hard_iface->net_dev, soft_iface);
+	ret = netdev_master_upper_dev_link(hard_iface->net_dev,
+					   soft_iface, NULL, NULL);
 	if (ret)
 		goto err_dev;
 
diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
index ec02f5869a78..8d1d4a22c50d 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -493,7 +493,7 @@ int br_add_if(struct net_bridge *br, struct net_device *dev)
 
 	dev->priv_flags |= IFF_BRIDGE_PORT;
 
-	err = netdev_master_upper_dev_link(dev, br->dev);
+	err = netdev_master_upper_dev_link(dev, br->dev, NULL, NULL);
 	if (err)
 		goto err5;
 
diff --git a/net/core/dev.c b/net/core/dev.c
index 5df6cbce727c..d1706e88fbeb 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -5421,7 +5421,7 @@ static void __netdev_adjacent_dev_unlink_neighbour(struct net_device *dev,
 
 static int __netdev_upper_dev_link(struct net_device *dev,
 				   struct net_device *upper_dev, bool master,
-				   void *private)
+				   void *upper_priv, void *upper_info)
 {
 	struct netdev_notifier_changeupper_info changeupper_info;
 	struct netdev_adjacent *i, *j, *to_i, *to_j;
@@ -5445,6 +5445,7 @@ static int __netdev_upper_dev_link(struct net_device *dev,
 	changeupper_info.upper_dev = upper_dev;
 	changeupper_info.master = master;
 	changeupper_info.linking = true;
+	changeupper_info.upper_info = upper_info;
 
 	ret = call_netdevice_notifiers_info(NETDEV_PRECHANGEUPPER, dev,
 					    &changeupper_info.info);
@@ -5452,7 +5453,7 @@ static int __netdev_upper_dev_link(struct net_device *dev,
 	if (ret)
 		return ret;
 
-	ret = __netdev_adjacent_dev_link_neighbour(dev, upper_dev, private,
+	ret = __netdev_adjacent_dev_link_neighbour(dev, upper_dev, upper_priv,
 						   master);
 	if (ret)
 		return ret;
@@ -5490,8 +5491,12 @@ static int __netdev_upper_dev_link(struct net_device *dev,
 			goto rollback_lower_mesh;
 	}
 
-	call_netdevice_notifiers_info(NETDEV_CHANGEUPPER, dev,
-				      &changeupper_info.info);
+	ret = call_netdevice_notifiers_info(NETDEV_CHANGEUPPER, dev,
+					    &changeupper_info.info);
+	ret = notifier_to_errno(ret);
+	if (ret)
+		goto rollback_lower_mesh;
+
 	return 0;
 
 rollback_lower_mesh:
@@ -5545,7 +5550,7 @@ rollback_mesh:
 int netdev_upper_dev_link(struct net_device *dev,
 			  struct net_device *upper_dev)
 {
-	return __netdev_upper_dev_link(dev, upper_dev, false, NULL);
+	return __netdev_upper_dev_link(dev, upper_dev, false, NULL, NULL);
 }
 EXPORT_SYMBOL(netdev_upper_dev_link);
 
@@ -5553,6 +5558,8 @@ EXPORT_SYMBOL(netdev_upper_dev_link);
  * netdev_master_upper_dev_link - Add a master link to the upper device
  * @dev: device
  * @upper_dev: new upper device
+ * @upper_priv: upper device private
+ * @upper_info: upper info to be passed down via notifier
  *
  * Adds a link to device which is upper to this one. In this case, only
  * one master upper device can be linked, although other non-master devices
@@ -5561,20 +5568,14 @@ EXPORT_SYMBOL(netdev_upper_dev_link);
  * counts are adjusted and the function returns zero.
  */
 int netdev_master_upper_dev_link(struct net_device *dev,
-				 struct net_device *upper_dev)
+				 struct net_device *upper_dev,
+				 void *upper_priv, void *upper_info)
 {
-	return __netdev_upper_dev_link(dev, upper_dev, true, NULL);
+	return __netdev_upper_dev_link(dev, upper_dev, true,
+				       upper_priv, upper_info);
 }
 EXPORT_SYMBOL(netdev_master_upper_dev_link);
 
-int netdev_master_upper_dev_link_private(struct net_device *dev,
-					 struct net_device *upper_dev,
-					 void *private)
-{
-	return __netdev_upper_dev_link(dev, upper_dev, true, private);
-}
-EXPORT_SYMBOL(netdev_master_upper_dev_link_private);
-
 /**
  * netdev_upper_dev_unlink - Removes a link to upper device
  * @dev: device
@@ -5755,6 +5756,26 @@ int dev_get_nest_level(struct net_device *dev,
 }
 EXPORT_SYMBOL(dev_get_nest_level);
 
+/**
+ * netdev_lower_change - Dispatch event about lower device state change
+ * @lower_dev: device
+ * @lower_state_info: state to dispatch
+ *
+ * Send NETDEV_CHANGELOWERSTATE to netdev notifiers with info.
+ * The caller must hold the RTNL lock.
+ */
+void netdev_lower_state_changed(struct net_device *lower_dev,
+				void *lower_state_info)
+{
+	struct netdev_notifier_changelowerstate_info changelowerstate_info;
+
+	ASSERT_RTNL();
+	changelowerstate_info.lower_state_info = lower_state_info;
+	call_netdevice_notifiers_info(NETDEV_CHANGELOWERSTATE, lower_dev,
+				      &changelowerstate_info.info);
+}
+EXPORT_SYMBOL(netdev_lower_state_changed);
+
 static void dev_change_rx_flags(struct net_device *dev, int flags)
 {
 	const struct net_device_ops *ops = dev->netdev_ops;
diff --git a/net/openvswitch/vport-netdev.c b/net/openvswitch/vport-netdev.c
index b327368a3848..8f4dd4c39bfe 100644
--- a/net/openvswitch/vport-netdev.c
+++ b/net/openvswitch/vport-netdev.c
@@ -105,7 +105,7 @@ struct vport *ovs_netdev_link(struct vport *vport, const char *name)
 
 	rtnl_lock();
 	err = netdev_master_upper_dev_link(vport->dev,
-					   get_dpdev(vport->dp));
+					   get_dpdev(vport->dp), NULL, NULL);
 	if (err)
 		goto error_unlock;