Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next

Pull networking updates from David Miller:

 1) Add WireGuard

 2) Add HE and TWT support to ath11k driver, from John Crispin.

 3) Add ESP in TCP encapsulation support, from Sabrina Dubroca.

 4) Add variable window congestion control to TIPC, from Jon Maloy.

 5) Add BCM84881 PHY driver, from Russell King.

 6) Start adding netlink support for ethtool operations, from Michal
    Kubecek.

 7) Add XDP drop and TX action support to ena driver, from Sameeh
    Jubran.

 8) Add new ipv4 route notifications so that mlxsw driver does not have
    to handle identical routes itself. From Ido Schimmel.

 9) Add BPF dynamic program extensions, from Alexei Starovoitov.

10) Support RX and TX timestamping in igc, from Vinicius Costa Gomes.

11) Add support for macsec HW offloading, from Antoine Tenart.

12) Add initial support for MPTCP protocol, from Christoph Paasch,
    Matthieu Baerts, Florian Westphal, Peter Krystad, and many others.

13) Add Octeontx2 PF support, from Sunil Goutham, Geetha sowjanya, Linu
    Cherian, and others.

* git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (1469 commits)
  net: phy: add default ARCH_BCM_IPROC for MDIO_BCM_IPROC
  udp: segment looped gso packets correctly
  netem: change mailing list
  qed: FW 8.42.2.0 debug features
  qed: rt init valid initialization changed
  qed: Debug feature: ilt and mdump
  qed: FW 8.42.2.0 Add fw overlay feature
  qed: FW 8.42.2.0 HSI changes
  qed: FW 8.42.2.0 iscsi/fcoe changes
  qed: Add abstraction for different hsi values per chip
  qed: FW 8.42.2.0 Additional ll2 type
  qed: Use dmae to write to widebus registers in fw_funcs
  qed: FW 8.42.2.0 Parser offsets modified
  qed: FW 8.42.2.0 Queue Manager changes
  qed: FW 8.42.2.0 Expose new registers and change windows
  qed: FW 8.42.2.0 Internal ram offsets modifications
  MAINTAINERS: Add entry for Marvell OcteonTX2 Physical Function driver
  Documentation: net: octeontx2: Add RVU HW and drivers overview
  octeontx2-pf: ethtool RSS config support
  octeontx2-pf: Add basic ethtool support
  ...

1 files changed, 215 insertions, 99 deletions

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
index f175cb24bb67..7b48ccacebe2 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
@@ -41,6 +41,7 @@
 #include <net/ipv6_stubs.h>
 
 #include "eswitch.h"
+#include "eswitch_offloads_chains.h"
 #include "en.h"
 #include "en_rep.h"
 #include "en_tc.h"
@@ -116,24 +117,71 @@ static const struct counter_desc vport_rep_stats_desc[] = {
 #define NUM_VPORT_REP_SW_COUNTERS ARRAY_SIZE(sw_rep_stats_desc)
 #define NUM_VPORT_REP_HW_COUNTERS ARRAY_SIZE(vport_rep_stats_desc)
 
-static void mlx5e_rep_get_strings(struct net_device *dev,
-				  u32 stringset, uint8_t *data)
+static MLX5E_DECLARE_STATS_GRP_OP_NUM_STATS(sw_rep)
 {
-	int i, j;
+	return NUM_VPORT_REP_SW_COUNTERS;
+}
 
-	switch (stringset) {
-	case ETH_SS_STATS:
-		for (i = 0; i < NUM_VPORT_REP_SW_COUNTERS; i++)
-			strcpy(data + (i * ETH_GSTRING_LEN),
-			       sw_rep_stats_desc[i].format);
-		for (j = 0; j < NUM_VPORT_REP_HW_COUNTERS; j++, i++)
-			strcpy(data + (i * ETH_GSTRING_LEN),
-			       vport_rep_stats_desc[j].format);
-		break;
-	}
+static MLX5E_DECLARE_STATS_GRP_OP_FILL_STRS(sw_rep)
+{
+	int i;
+
+	for (i = 0; i < NUM_VPORT_REP_SW_COUNTERS; i++)
+		strcpy(data + (idx++) * ETH_GSTRING_LEN,
+		       sw_rep_stats_desc[i].format);
+	return idx;
+}
+
+static MLX5E_DECLARE_STATS_GRP_OP_FILL_STATS(sw_rep)
+{
+	int i;
+
+	for (i = 0; i < NUM_VPORT_REP_SW_COUNTERS; i++)
+		data[idx++] = MLX5E_READ_CTR64_CPU(&priv->stats.sw,
+						   sw_rep_stats_desc, i);
+	return idx;
+}
+
+static MLX5E_DECLARE_STATS_GRP_OP_UPDATE_STATS(sw_rep)
+{
+	struct mlx5e_sw_stats *s = &priv->stats.sw;
+	struct rtnl_link_stats64 stats64 = {};
+
+	memset(s, 0, sizeof(*s));
+	mlx5e_fold_sw_stats64(priv, &stats64);
+
+	s->rx_packets = stats64.rx_packets;
+	s->rx_bytes   = stats64.rx_bytes;
+	s->tx_packets = stats64.tx_packets;
+	s->tx_bytes   = stats64.tx_bytes;
+	s->tx_queue_dropped = stats64.tx_dropped;
+}
+
+static MLX5E_DECLARE_STATS_GRP_OP_NUM_STATS(vport_rep)
+{
+	return NUM_VPORT_REP_HW_COUNTERS;
+}
+
+static MLX5E_DECLARE_STATS_GRP_OP_FILL_STRS(vport_rep)
+{
+	int i;
+
+	for (i = 0; i < NUM_VPORT_REP_HW_COUNTERS; i++)
+		strcpy(data + (idx++) * ETH_GSTRING_LEN, vport_rep_stats_desc[i].format);
+	return idx;
 }
 
-static void mlx5e_rep_update_hw_counters(struct mlx5e_priv *priv)
+static MLX5E_DECLARE_STATS_GRP_OP_FILL_STATS(vport_rep)
+{
+	int i;
+
+	for (i = 0; i < NUM_VPORT_REP_HW_COUNTERS; i++)
+		data[idx++] = MLX5E_READ_CTR64_CPU(&priv->stats.vf_vport,
+						   vport_rep_stats_desc, i);
+	return idx;
+}
+
+static MLX5E_DECLARE_STATS_GRP_OP_UPDATE_STATS(vport_rep)
 {
 	struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
 	struct mlx5e_rep_priv *rpriv = priv->ppriv;
@@ -156,64 +204,33 @@ static void mlx5e_rep_update_hw_counters(struct mlx5e_priv *priv)
 	vport_stats->tx_bytes   = vf_stats.rx_bytes;
 }
 
-static void mlx5e_uplink_rep_update_hw_counters(struct mlx5e_priv *priv)
-{
-	struct mlx5e_pport_stats *pstats = &priv->stats.pport;
-	struct rtnl_link_stats64 *vport_stats;
-
-	mlx5e_grp_802_3_update_stats(priv);
-
-	vport_stats = &priv->stats.vf_vport;
-
-	vport_stats->rx_packets = PPORT_802_3_GET(pstats, a_frames_received_ok);
-	vport_stats->rx_bytes   = PPORT_802_3_GET(pstats, a_octets_received_ok);
-	vport_stats->tx_packets = PPORT_802_3_GET(pstats, a_frames_transmitted_ok);
-	vport_stats->tx_bytes   = PPORT_802_3_GET(pstats, a_octets_transmitted_ok);
-}
-
-static void mlx5e_rep_update_sw_counters(struct mlx5e_priv *priv)
+static void mlx5e_rep_get_strings(struct net_device *dev,
+				  u32 stringset, uint8_t *data)
 {
-	struct mlx5e_sw_stats *s = &priv->stats.sw;
-	struct rtnl_link_stats64 stats64 = {};
-
-	memset(s, 0, sizeof(*s));
-	mlx5e_fold_sw_stats64(priv, &stats64);
+	struct mlx5e_priv *priv = netdev_priv(dev);
 
-	s->rx_packets = stats64.rx_packets;
-	s->rx_bytes   = stats64.rx_bytes;
-	s->tx_packets = stats64.tx_packets;
-	s->tx_bytes   = stats64.tx_bytes;
-	s->tx_queue_dropped = stats64.tx_dropped;
+	switch (stringset) {
+	case ETH_SS_STATS:
+		mlx5e_stats_fill_strings(priv, data);
+		break;
+	}
 }
 
 static void mlx5e_rep_get_ethtool_stats(struct net_device *dev,
 					struct ethtool_stats *stats, u64 *data)
 {
 	struct mlx5e_priv *priv = netdev_priv(dev);
-	int i, j;
-
-	if (!data)
-		return;
-
-	mutex_lock(&priv->state_lock);
-	mlx5e_rep_update_sw_counters(priv);
-	priv->profile->update_stats(priv);
-	mutex_unlock(&priv->state_lock);
 
-	for (i = 0; i < NUM_VPORT_REP_SW_COUNTERS; i++)
-		data[i] = MLX5E_READ_CTR64_CPU(&priv->stats.sw,
-					       sw_rep_stats_desc, i);
-
-	for (j = 0; j < NUM_VPORT_REP_HW_COUNTERS; j++, i++)
-		data[i] = MLX5E_READ_CTR64_CPU(&priv->stats.vf_vport,
-					       vport_rep_stats_desc, j);
+	mlx5e_ethtool_get_ethtool_stats(priv, stats, data);
 }
 
 static int mlx5e_rep_get_sset_count(struct net_device *dev, int sset)
 {
+	struct mlx5e_priv *priv = netdev_priv(dev);
+
 	switch (sset) {
 	case ETH_SS_STATS:
-		return NUM_VPORT_REP_SW_COUNTERS + NUM_VPORT_REP_HW_COUNTERS;
+		return mlx5e_stats_total_num(priv);
 	default:
 		return -EOPNOTSUPP;
 	}
@@ -1247,8 +1264,7 @@ static int mlx5e_rep_setup_tc_cb(enum tc_setup_type type, void *type_data,
 static int mlx5e_rep_setup_ft_cb(enum tc_setup_type type, void *type_data,
 				 void *cb_priv)
 {
-	struct flow_cls_offload *f = type_data;
-	struct flow_cls_offload cls_flower;
+	struct flow_cls_offload tmp, *f = type_data;
 	struct mlx5e_priv *priv = cb_priv;
 	struct mlx5_eswitch *esw;
 	unsigned long flags;
@@ -1261,16 +1277,30 @@ static int mlx5e_rep_setup_ft_cb(enum tc_setup_type type, void *type_data,
 
 	switch (type) {
 	case TC_SETUP_CLSFLOWER:
-		if (!mlx5_eswitch_prios_supported(esw) || f->common.chain_index)
+		memcpy(&tmp, f, sizeof(*f));
+
+		if (!mlx5_esw_chains_prios_supported(esw) ||
+		    tmp.common.chain_index)
 			return -EOPNOTSUPP;
 
 		/* Re-use tc offload path by moving the ft flow to the
 		 * reserved ft chain.
+		 *
+		 * FT offload can use prio range [0, INT_MAX], so we normalize
+		 * it to range [1, mlx5_esw_chains_get_prio_range(esw)]
+		 * as with tc, where prio 0 isn't supported.
+		 *
+		 * We only support chain 0 of FT offload.
 		 */
-		memcpy(&cls_flower, f, sizeof(*f));
-		cls_flower.common.chain_index = FDB_FT_CHAIN;
-		err = mlx5e_rep_setup_tc_cls_flower(priv, &cls_flower, flags);
-		memcpy(&f->stats, &cls_flower.stats, sizeof(f->stats));
+		if (tmp.common.prio >= mlx5_esw_chains_get_prio_range(esw))
+			return -EOPNOTSUPP;
+		if (tmp.common.chain_index != 0)
+			return -EOPNOTSUPP;
+
+		tmp.common.chain_index = mlx5_esw_chains_get_ft_chain(esw);
+		tmp.common.prio++;
+		err = mlx5e_rep_setup_tc_cls_flower(priv, &tmp, flags);
+		memcpy(&f->stats, &tmp.stats, sizeof(f->stats));
 		return err;
 	default:
 		return -EOPNOTSUPP;
@@ -1660,10 +1690,65 @@ static void mlx5e_cleanup_rep_rx(struct mlx5e_priv *priv)
 	mlx5e_close_drop_rq(&priv->drop_rq);
 }
 
+static int mlx5e_init_ul_rep_rx(struct mlx5e_priv *priv)
+{
+	int err = mlx5e_init_rep_rx(priv);
+
+	if (err)
+		return err;
+
+	mlx5e_create_q_counters(priv);
+	return 0;
+}
+
+static void mlx5e_cleanup_ul_rep_rx(struct mlx5e_priv *priv)
+{
+	mlx5e_destroy_q_counters(priv);
+	mlx5e_cleanup_rep_rx(priv);
+}
+
+static int mlx5e_init_uplink_rep_tx(struct mlx5e_rep_priv *rpriv)
+{
+	struct mlx5_rep_uplink_priv *uplink_priv;
+	struct net_device *netdev;
+	struct mlx5e_priv *priv;
+	int err;
+
+	netdev = rpriv->netdev;
+	priv = netdev_priv(netdev);
+	uplink_priv = &rpriv->uplink_priv;
+
+	mutex_init(&uplink_priv->unready_flows_lock);
+	INIT_LIST_HEAD(&uplink_priv->unready_flows);
+
+	/* init shared tc flow table */
+	err = mlx5e_tc_esw_init(&uplink_priv->tc_ht);
+	if (err)
+		return err;
+
+	mlx5_init_port_tun_entropy(&uplink_priv->tun_entropy, priv->mdev);
+
+	/* init indirect block notifications */
+	INIT_LIST_HEAD(&uplink_priv->tc_indr_block_priv_list);
+	uplink_priv->netdevice_nb.notifier_call = mlx5e_nic_rep_netdevice_event;
+	err = register_netdevice_notifier_dev_net(rpriv->netdev,
+						  &uplink_priv->netdevice_nb,
+						  &uplink_priv->netdevice_nn);
+	if (err) {
+		mlx5_core_err(priv->mdev, "Failed to register netdev notifier\n");
+		goto tc_esw_cleanup;
+	}
+
+	return 0;
+
+tc_esw_cleanup:
+	mlx5e_tc_esw_cleanup(&uplink_priv->tc_ht);
+	return err;
+}
+
 static int mlx5e_init_rep_tx(struct mlx5e_priv *priv)
 {
 	struct mlx5e_rep_priv *rpriv = priv->ppriv;
-	struct mlx5_rep_uplink_priv *uplink_priv;
 	int err;
 
 	err = mlx5e_create_tises(priv);
@@ -1673,52 +1758,41 @@ static int mlx5e_init_rep_tx(struct mlx5e_priv *priv)
 	}
 
 	if (rpriv->rep->vport == MLX5_VPORT_UPLINK) {
-		uplink_priv = &rpriv->uplink_priv;
-
-		mutex_init(&uplink_priv->unready_flows_lock);
-		INIT_LIST_HEAD(&uplink_priv->unready_flows);
-
-		/* init shared tc flow table */
-		err = mlx5e_tc_esw_init(&uplink_priv->tc_ht);
+		err = mlx5e_init_uplink_rep_tx(rpriv);
 		if (err)
 			goto destroy_tises;
-
-		mlx5_init_port_tun_entropy(&uplink_priv->tun_entropy, priv->mdev);
-
-		/* init indirect block notifications */
-		INIT_LIST_HEAD(&uplink_priv->tc_indr_block_priv_list);
-		uplink_priv->netdevice_nb.notifier_call = mlx5e_nic_rep_netdevice_event;
-		err = register_netdevice_notifier(&uplink_priv->netdevice_nb);
-		if (err) {
-			mlx5_core_err(priv->mdev, "Failed to register netdev notifier\n");
-			goto tc_esw_cleanup;
-		}
 	}
 
 	return 0;
 
-tc_esw_cleanup:
-	mlx5e_tc_esw_cleanup(&uplink_priv->tc_ht);
 destroy_tises:
 	mlx5e_destroy_tises(priv);
 	return err;
 }
 
+static void mlx5e_cleanup_uplink_rep_tx(struct mlx5e_rep_priv *rpriv)
+{
+	struct mlx5_rep_uplink_priv *uplink_priv = &rpriv->uplink_priv;
+
+	/* clean indirect TC block notifications */
+	unregister_netdevice_notifier_dev_net(rpriv->netdev,
+					      &uplink_priv->netdevice_nb,
+					      &uplink_priv->netdevice_nn);
+	mlx5e_rep_indr_clean_block_privs(rpriv);
+
+	/* delete shared tc flow table */
+	mlx5e_tc_esw_cleanup(&rpriv->uplink_priv.tc_ht);
+	mutex_destroy(&rpriv->uplink_priv.unready_flows_lock);
+}
+
 static void mlx5e_cleanup_rep_tx(struct mlx5e_priv *priv)
 {
 	struct mlx5e_rep_priv *rpriv = priv->ppriv;
 
 	mlx5e_destroy_tises(priv);
 
-	if (rpriv->rep->vport == MLX5_VPORT_UPLINK) {
-		/* clean indirect TC block notifications */
-		unregister_netdevice_notifier(&rpriv->uplink_priv.netdevice_nb);
-		mlx5e_rep_indr_clean_block_privs(rpriv);
-
-		/* delete shared tc flow table */
-		mlx5e_tc_esw_cleanup(&rpriv->uplink_priv.tc_ht);
-		mutex_destroy(&rpriv->uplink_priv.unready_flows_lock);
-	}
+	if (rpriv->rep->vport == MLX5_VPORT_UPLINK)
+		mlx5e_cleanup_uplink_rep_tx(rpriv);
 }
 
 static void mlx5e_rep_enable(struct mlx5e_priv *priv)
@@ -1787,6 +1861,7 @@ static void mlx5e_uplink_rep_enable(struct mlx5e_priv *priv)
 
 static void mlx5e_uplink_rep_disable(struct mlx5e_priv *priv)
 {
+	struct net_device *netdev = priv->netdev;
 	struct mlx5_core_dev *mdev = priv->mdev;
 	struct mlx5e_rep_priv *rpriv = priv->ppriv;
 
@@ -1795,7 +1870,44 @@ static void mlx5e_uplink_rep_disable(struct mlx5e_priv *priv)
 #endif
 	mlx5_notifier_unregister(mdev, &priv->events_nb);
 	cancel_work_sync(&rpriv->uplink_priv.reoffload_flows_work);
-	mlx5_lag_remove(mdev);
+	mlx5_lag_remove(mdev, netdev);
+}
+
+static MLX5E_DEFINE_STATS_GRP(sw_rep, 0);
+static MLX5E_DEFINE_STATS_GRP(vport_rep, MLX5E_NDO_UPDATE_STATS);
+
+/* The stats groups order is opposite to the update_stats() order calls */
+static mlx5e_stats_grp_t mlx5e_rep_stats_grps[] = {
+	&MLX5E_STATS_GRP(sw_rep),
+	&MLX5E_STATS_GRP(vport_rep),
+};
+
+static unsigned int mlx5e_rep_stats_grps_num(struct mlx5e_priv *priv)
+{
+	return ARRAY_SIZE(mlx5e_rep_stats_grps);
+}
+
+/* The stats groups order is opposite to the update_stats() order calls */
+static mlx5e_stats_grp_t mlx5e_ul_rep_stats_grps[] = {
+	&MLX5E_STATS_GRP(sw),
+	&MLX5E_STATS_GRP(qcnt),
+	&MLX5E_STATS_GRP(vnic_env),
+	&MLX5E_STATS_GRP(vport),
+	&MLX5E_STATS_GRP(802_3),
+	&MLX5E_STATS_GRP(2863),
+	&MLX5E_STATS_GRP(2819),
+	&MLX5E_STATS_GRP(phy),
+	&MLX5E_STATS_GRP(eth_ext),
+	&MLX5E_STATS_GRP(pcie),
+	&MLX5E_STATS_GRP(per_prio),
+	&MLX5E_STATS_GRP(pme),
+	&MLX5E_STATS_GRP(channels),
+	&MLX5E_STATS_GRP(per_port_buff_congest),
+};
+
+static unsigned int mlx5e_ul_rep_stats_grps_num(struct mlx5e_priv *priv)
+{
+	return ARRAY_SIZE(mlx5e_ul_rep_stats_grps);
 }
 
 static const struct mlx5e_profile mlx5e_rep_profile = {
@@ -1807,29 +1919,33 @@ static const struct mlx5e_profile mlx5e_rep_profile = {
 	.cleanup_tx		= mlx5e_cleanup_rep_tx,
 	.enable		        = mlx5e_rep_enable,
 	.update_rx		= mlx5e_update_rep_rx,
-	.update_stats           = mlx5e_rep_update_hw_counters,
+	.update_stats           = mlx5e_update_ndo_stats,
 	.rx_handlers.handle_rx_cqe       = mlx5e_handle_rx_cqe_rep,
 	.rx_handlers.handle_rx_cqe_mpwqe = mlx5e_handle_rx_cqe_mpwrq,
 	.max_tc			= 1,
 	.rq_groups		= MLX5E_NUM_RQ_GROUPS(REGULAR),
+	.stats_grps		= mlx5e_rep_stats_grps,
+	.stats_grps_num		= mlx5e_rep_stats_grps_num,
 };
 
 static const struct mlx5e_profile mlx5e_uplink_rep_profile = {
 	.init			= mlx5e_init_rep,
 	.cleanup		= mlx5e_cleanup_rep,
-	.init_rx		= mlx5e_init_rep_rx,
-	.cleanup_rx		= mlx5e_cleanup_rep_rx,
+	.init_rx		= mlx5e_init_ul_rep_rx,
+	.cleanup_rx		= mlx5e_cleanup_ul_rep_rx,
 	.init_tx		= mlx5e_init_rep_tx,
 	.cleanup_tx		= mlx5e_cleanup_rep_tx,
 	.enable		        = mlx5e_uplink_rep_enable,
 	.disable	        = mlx5e_uplink_rep_disable,
 	.update_rx		= mlx5e_update_rep_rx,
-	.update_stats           = mlx5e_uplink_rep_update_hw_counters,
+	.update_stats           = mlx5e_update_ndo_stats,
 	.update_carrier	        = mlx5e_update_carrier,
 	.rx_handlers.handle_rx_cqe       = mlx5e_handle_rx_cqe_rep,
 	.rx_handlers.handle_rx_cqe_mpwqe = mlx5e_handle_rx_cqe_mpwrq,
 	.max_tc			= MLX5E_MAX_NUM_TC,
 	.rq_groups		= MLX5E_NUM_RQ_GROUPS(REGULAR),
+	.stats_grps		= mlx5e_ul_rep_stats_grps,
+	.stats_grps_num		= mlx5e_ul_rep_stats_grps_num,
 };
 
 static bool