net: add rte prefix to ether structures
[dpdk.git] / drivers / net / sfc / sfc_ethdev.c
index b1cacc2..fadcdb5 100644 (file)
@@ -13,6 +13,8 @@
 #include <rte_pci.h>
 #include <rte_bus_pci.h>
 #include <rte_errno.h>
+#include <rte_string_fns.h>
+#include <rte_ether.h>
 
 #include "efx.h"
 
@@ -35,7 +37,7 @@ static struct sfc_dp_list sfc_dp_head =
 static int
 sfc_fw_version_get(struct rte_eth_dev *dev, char *fw_version, size_t fw_size)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
        efx_nic_fw_info_t enfi;
        int ret;
        int rc;
@@ -83,28 +85,32 @@ sfc_fw_version_get(struct rte_eth_dev *dev, char *fw_version, size_t fw_size)
 static void
 sfc_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
-       const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
+       const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
+       struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
+       struct sfc_rss *rss = &sas->rss;
        uint64_t txq_offloads_def = 0;
 
        sfc_log_init(sa, "entry");
 
-       dev_info->pci_dev = RTE_ETH_DEV_TO_PCI(dev);
+       dev_info->min_mtu = ETHER_MIN_MTU;
+       dev_info->max_mtu = EFX_MAC_SDU_MAX;
+
        dev_info->max_rx_pktlen = EFX_MAC_PDU_MAX;
 
        /* Autonegotiation may be disabled */
        dev_info->speed_capa = ETH_LINK_SPEED_FIXED;
-       if (sa->port.phy_adv_cap_mask & EFX_PHY_CAP_1000FDX)
+       if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_1000FDX))
                dev_info->speed_capa |= ETH_LINK_SPEED_1G;
-       if (sa->port.phy_adv_cap_mask & EFX_PHY_CAP_10000FDX)
+       if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_10000FDX))
                dev_info->speed_capa |= ETH_LINK_SPEED_10G;
-       if (sa->port.phy_adv_cap_mask & EFX_PHY_CAP_25000FDX)
+       if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_25000FDX))
                dev_info->speed_capa |= ETH_LINK_SPEED_25G;
-       if (sa->port.phy_adv_cap_mask & EFX_PHY_CAP_40000FDX)
+       if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_40000FDX))
                dev_info->speed_capa |= ETH_LINK_SPEED_40G;
-       if (sa->port.phy_adv_cap_mask & EFX_PHY_CAP_50000FDX)
+       if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_50000FDX))
                dev_info->speed_capa |= ETH_LINK_SPEED_50G;
-       if (sa->port.phy_adv_cap_mask & EFX_PHY_CAP_100000FDX)
+       if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_100000FDX))
                dev_info->speed_capa |= ETH_LINK_SPEED_100G;
 
        dev_info->max_rx_queues = sa->rxq_max;
@@ -138,66 +144,57 @@ sfc_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
 
        dev_info->default_txconf.offloads |= txq_offloads_def;
 
-       dev_info->default_txconf.txq_flags = ETH_TXQ_FLAGS_NOXSUMSCTP;
-       if ((~sa->dp_tx->features & SFC_DP_TX_FEAT_VLAN_INSERT) ||
-           !encp->enc_hw_tx_insert_vlan_enabled)
-               dev_info->default_txconf.txq_flags |= ETH_TXQ_FLAGS_NOVLANOFFL;
-
-       if (~sa->dp_tx->features & SFC_DP_TX_FEAT_MULTI_SEG)
-               dev_info->default_txconf.txq_flags |= ETH_TXQ_FLAGS_NOMULTSEGS;
+       if (rss->context_type != EFX_RX_SCALE_UNAVAILABLE) {
+               uint64_t rte_hf = 0;
+               unsigned int i;
 
-       if (~sa->dp_tx->features & SFC_DP_TX_FEAT_MULTI_POOL)
-               dev_info->default_txconf.txq_flags |= ETH_TXQ_FLAGS_NOMULTMEMP;
+               for (i = 0; i < rss->hf_map_nb_entries; ++i)
+                       rte_hf |= rss->hf_map[i].rte;
 
-       if (~sa->dp_tx->features & SFC_DP_TX_FEAT_REFCNT)
-               dev_info->default_txconf.txq_flags |= ETH_TXQ_FLAGS_NOREFCOUNT;
-
-#if EFSYS_OPT_RX_SCALE
-       if (sa->rss_support != EFX_RX_SCALE_UNAVAILABLE) {
                dev_info->reta_size = EFX_RSS_TBL_SIZE;
                dev_info->hash_key_size = EFX_RSS_KEY_SIZE;
-               dev_info->flow_type_rss_offloads = SFC_RSS_OFFLOADS;
+               dev_info->flow_type_rss_offloads = rte_hf;
        }
-#endif
 
        /* Initialize to hardware limits */
-       dev_info->rx_desc_lim.nb_max = EFX_RXQ_MAXNDESCS;
-       dev_info->rx_desc_lim.nb_min = EFX_RXQ_MINNDESCS;
+       dev_info->rx_desc_lim.nb_max = sa->rxq_max_entries;
+       dev_info->rx_desc_lim.nb_min = sa->rxq_min_entries;
        /* The RXQ hardware requires that the descriptor count is a power
         * of 2, but rx_desc_lim cannot properly describe that constraint.
         */
-       dev_info->rx_desc_lim.nb_align = EFX_RXQ_MINNDESCS;
+       dev_info->rx_desc_lim.nb_align = sa->rxq_min_entries;
 
        /* Initialize to hardware limits */
        dev_info->tx_desc_lim.nb_max = sa->txq_max_entries;
-       dev_info->tx_desc_lim.nb_min = EFX_TXQ_MINNDESCS;
+       dev_info->tx_desc_lim.nb_min = sa->txq_min_entries;
        /*
         * The TXQ hardware requires that the descriptor count is a power
         * of 2, but tx_desc_lim cannot properly describe that constraint
         */
-       dev_info->tx_desc_lim.nb_align = EFX_TXQ_MINNDESCS;
+       dev_info->tx_desc_lim.nb_align = sa->txq_min_entries;
+
+       if (sap->dp_rx->get_dev_info != NULL)
+               sap->dp_rx->get_dev_info(dev_info);
+       if (sap->dp_tx->get_dev_info != NULL)
+               sap->dp_tx->get_dev_info(dev_info);
 
-       if (sa->dp_rx->get_dev_info != NULL)
-               sa->dp_rx->get_dev_info(dev_info);
-       if (sa->dp_tx->get_dev_info != NULL)
-               sa->dp_tx->get_dev_info(dev_info);
+       dev_info->dev_capa = RTE_ETH_DEV_CAPA_RUNTIME_RX_QUEUE_SETUP |
+                            RTE_ETH_DEV_CAPA_RUNTIME_TX_QUEUE_SETUP;
 }
 
 static const uint32_t *
 sfc_dev_supported_ptypes_get(struct rte_eth_dev *dev)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
-       const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
-       uint32_t tunnel_encaps = encp->enc_tunnel_encapsulations_supported;
+       const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
 
-       return sa->dp_rx->supported_ptypes_get(tunnel_encaps);
+       return sap->dp_rx->supported_ptypes_get(sap->shared->tunnel_encaps);
 }
 
 static int
 sfc_dev_configure(struct rte_eth_dev *dev)
 {
        struct rte_eth_dev_data *dev_data = dev->data;
-       struct sfc_adapter *sa = dev_data->dev_private;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
        int rc;
 
        sfc_log_init(sa, "entry n_rxq=%u n_txq=%u",
@@ -226,7 +223,7 @@ sfc_dev_configure(struct rte_eth_dev *dev)
 static int
 sfc_dev_start(struct rte_eth_dev *dev)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
        int rc;
 
        sfc_log_init(sa, "entry");
@@ -243,7 +240,7 @@ sfc_dev_start(struct rte_eth_dev *dev)
 static int
 sfc_dev_link_update(struct rte_eth_dev *dev, int wait_to_complete)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
        struct rte_eth_link current_link;
        int ret;
 
@@ -274,7 +271,7 @@ sfc_dev_link_update(struct rte_eth_dev *dev, int wait_to_complete)
 static void
 sfc_dev_stop(struct rte_eth_dev *dev)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
 
        sfc_log_init(sa, "entry");
 
@@ -288,7 +285,7 @@ sfc_dev_stop(struct rte_eth_dev *dev)
 static int
 sfc_dev_set_link_up(struct rte_eth_dev *dev)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
        int rc;
 
        sfc_log_init(sa, "entry");
@@ -304,7 +301,7 @@ sfc_dev_set_link_up(struct rte_eth_dev *dev)
 static int
 sfc_dev_set_link_down(struct rte_eth_dev *dev)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
 
        sfc_log_init(sa, "entry");
 
@@ -318,7 +315,7 @@ sfc_dev_set_link_down(struct rte_eth_dev *dev)
 static void
 sfc_dev_close(struct rte_eth_dev *dev)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
 
        sfc_log_init(sa, "entry");
 
@@ -349,7 +346,7 @@ sfc_dev_filter_set(struct rte_eth_dev *dev, enum sfc_dev_filter_mode mode,
 {
        struct sfc_port *port;
        boolean_t *toggle;
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
        boolean_t allmulti = (mode == SFC_DEV_FILTER_MODE_ALLMULTI);
        const char *desc = (allmulti) ? "all-multi" : "promiscuous";
 
@@ -361,7 +358,7 @@ sfc_dev_filter_set(struct rte_eth_dev *dev, enum sfc_dev_filter_mode mode,
        if (*toggle != enabled) {
                *toggle = enabled;
 
-               if (port->isolated) {
+               if (sfc_sa2shared(sa)->isolated) {
                        sfc_warn(sa, "isolated mode is active on the port");
                        sfc_warn(sa, "the change is to be applied on the next "
                                     "start provided that isolated mode is "
@@ -407,7 +404,8 @@ sfc_rx_queue_setup(struct rte_eth_dev *dev, uint16_t rx_queue_id,
                   const struct rte_eth_rxconf *rx_conf,
                   struct rte_mempool *mb_pool)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
        int rc;
 
        sfc_log_init(sa, "RxQ=%u nb_rx_desc=%u socket_id=%u",
@@ -420,7 +418,7 @@ sfc_rx_queue_setup(struct rte_eth_dev *dev, uint16_t rx_queue_id,
        if (rc != 0)
                goto fail_rx_qinit;
 
-       dev->data->rx_queues[rx_queue_id] = sa->rxq_info[rx_queue_id].rxq->dp;
+       dev->data->rx_queues[rx_queue_id] = sas->rxq_info[rx_queue_id].dp;
 
        sfc_adapter_unlock(sa);
 
@@ -447,12 +445,10 @@ sfc_rx_queue_release(void *queue)
        sa = rxq->evq->sa;
        sfc_adapter_lock(sa);
 
-       sw_index = sfc_rxq_sw_index(rxq);
+       sw_index = dp_rxq->dpq.queue_id;
 
        sfc_log_init(sa, "RxQ=%u", sw_index);
 
-       sa->eth_dev->data->rx_queues[sw_index] = NULL;
-
        sfc_rx_qfini(sa, sw_index);
 
        sfc_adapter_unlock(sa);
@@ -463,7 +459,8 @@ sfc_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id,
                   uint16_t nb_tx_desc, unsigned int socket_id,
                   const struct rte_eth_txconf *tx_conf)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
        int rc;
 
        sfc_log_init(sa, "TxQ = %u, nb_tx_desc = %u, socket_id = %u",
@@ -475,7 +472,7 @@ sfc_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id,
        if (rc != 0)
                goto fail_tx_qinit;
 
-       dev->data->tx_queues[tx_queue_id] = sa->txq_info[tx_queue_id].txq->dp;
+       dev->data->tx_queues[tx_queue_id] = sas->txq_info[tx_queue_id].dp;
 
        sfc_adapter_unlock(sa);
        return 0;
@@ -498,7 +495,7 @@ sfc_tx_queue_release(void *queue)
                return;
 
        txq = sfc_txq_by_dp_txq(dp_txq);
-       sw_index = sfc_txq_sw_index(txq);
+       sw_index = dp_txq->dpq.queue_id;
 
        SFC_ASSERT(txq->evq != NULL);
        sa = txq->evq->sa;
@@ -507,18 +504,38 @@ sfc_tx_queue_release(void *queue)
 
        sfc_adapter_lock(sa);
 
-       SFC_ASSERT(sw_index < sa->eth_dev->data->nb_tx_queues);
-       sa->eth_dev->data->tx_queues[sw_index] = NULL;
-
        sfc_tx_qfini(sa, sw_index);
 
        sfc_adapter_unlock(sa);
 }
 
+/*
+ * Some statistics are computed as A - B where A and B each increase
+ * monotonically with some hardware counter(s) and the counters are read
+ * asynchronously.
+ *
+ * If packet X is counted in A, but not counted in B yet, computed value is
+ * greater than real.
+ *
+ * If packet X is not counted in A at the moment of reading the counter,
+ * but counted in B at the moment of reading the counter, computed value
+ * is less than real.
+ *
+ * However, counter which grows backward is worse evil than slightly wrong
+ * value. So, let's try to guarantee that it never happens except may be
+ * the case when the MAC stats are zeroed as a result of a NIC reset.
+ */
+static void
+sfc_update_diff_stat(uint64_t *stat, uint64_t newval)
+{
+       if ((int64_t)(newval - *stat) > 0 || newval == 0)
+               *stat = newval;
+}
+
 static int
 sfc_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
        struct sfc_port *port = &sa->port;
        uint64_t *mac_stats;
        int ret;
@@ -549,11 +566,9 @@ sfc_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
                        mac_stats[EFX_MAC_VADAPTER_TX_UNICAST_BYTES] +
                        mac_stats[EFX_MAC_VADAPTER_TX_MULTICAST_BYTES] +
                        mac_stats[EFX_MAC_VADAPTER_TX_BROADCAST_BYTES];
-               stats->imissed = mac_stats[EFX_MAC_VADAPTER_RX_OVERFLOW];
-               stats->ierrors = mac_stats[EFX_MAC_VADAPTER_RX_BAD_PACKETS];
+               stats->imissed = mac_stats[EFX_MAC_VADAPTER_RX_BAD_PACKETS];
                stats->oerrors = mac_stats[EFX_MAC_VADAPTER_TX_BAD_PACKETS];
        } else {
-               stats->ipackets = mac_stats[EFX_MAC_RX_PKTS];
                stats->opackets = mac_stats[EFX_MAC_TX_PKTS];
                stats->ibytes = mac_stats[EFX_MAC_RX_OCTETS];
                stats->obytes = mac_stats[EFX_MAC_TX_OCTETS];
@@ -579,6 +594,13 @@ sfc_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
                        mac_stats[EFX_MAC_RX_ALIGN_ERRORS] +
                        mac_stats[EFX_MAC_RX_JABBER_PKTS];
                /* no oerrors counters supported on EF10 */
+
+               /* Exclude missed, errors and pauses from Rx packets */
+               sfc_update_diff_stat(&port->ipackets,
+                       mac_stats[EFX_MAC_RX_PKTS] -
+                       mac_stats[EFX_MAC_RX_PAUSE_PKTS] -
+                       stats->imissed - stats->ierrors);
+               stats->ipackets = port->ipackets;
        }
 
 unlock:
@@ -590,7 +612,7 @@ unlock:
 static void
 sfc_stats_reset(struct rte_eth_dev *dev)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
        struct sfc_port *port = &sa->port;
        int rc;
 
@@ -612,7 +634,7 @@ static int
 sfc_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
               unsigned int xstats_count)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
        struct sfc_port *port = &sa->port;
        uint64_t *mac_stats;
        int rc;
@@ -651,7 +673,7 @@ sfc_xstats_get_names(struct rte_eth_dev *dev,
                     struct rte_eth_xstat_name *xstats_names,
                     unsigned int xstats_count)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
        struct sfc_port *port = &sa->port;
        unsigned int i;
        unsigned int nstats = 0;
@@ -659,7 +681,7 @@ sfc_xstats_get_names(struct rte_eth_dev *dev,
        for (i = 0; i < EFX_MAC_NSTATS; ++i) {
                if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i)) {
                        if (xstats_names != NULL && nstats < xstats_count)
-                               strncpy(xstats_names[nstats].name,
+                               strlcpy(xstats_names[nstats].name,
                                        efx_mac_stat_name(sa->nic, i),
                                        sizeof(xstats_names[0].name));
                        nstats++;
@@ -673,7 +695,7 @@ static int
 sfc_xstats_get_by_id(struct rte_eth_dev *dev, const uint64_t *ids,
                     uint64_t *values, unsigned int n)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
        struct sfc_port *port = &sa->port;
        uint64_t *mac_stats;
        unsigned int nb_supported = 0;
@@ -720,7 +742,7 @@ sfc_xstats_get_names_by_id(struct rte_eth_dev *dev,
                           struct rte_eth_xstat_name *xstats_names,
                           const uint64_t *ids, unsigned int size)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
        struct sfc_port *port = &sa->port;
        unsigned int nb_supported = 0;
        unsigned int nb_written = 0;
@@ -737,9 +759,8 @@ sfc_xstats_get_names_by_id(struct rte_eth_dev *dev,
                if ((ids == NULL) || (ids[nb_written] == nb_supported)) {
                        char *name = xstats_names[nb_written++].name;
 
-                       strncpy(name, efx_mac_stat_name(sa->nic, i),
+                       strlcpy(name, efx_mac_stat_name(sa->nic, i),
                                sizeof(xstats_names[0].name));
-                       name[sizeof(xstats_names[0].name) - 1] = '\0';
                }
 
                ++nb_supported;
@@ -751,7 +772,7 @@ sfc_xstats_get_names_by_id(struct rte_eth_dev *dev,
 static int
 sfc_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
        unsigned int wanted_fc, link_fc;
 
        memset(fc_conf, 0, sizeof(*fc_conf));
@@ -791,7 +812,7 @@ sfc_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
 static int
 sfc_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
        struct sfc_port *port = &sa->port;
        unsigned int fcntl;
        int rc;
@@ -844,10 +865,38 @@ fail_inval:
        return -rc;
 }
 
+static int
+sfc_check_scatter_on_all_rx_queues(struct sfc_adapter *sa, size_t pdu)
+{
+       struct sfc_adapter_shared * const sas = sfc_sa2shared(sa);
+       const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
+       boolean_t scatter_enabled;
+       const char *error;
+       unsigned int i;
+
+       for (i = 0; i < sas->rxq_count; i++) {
+               if ((sas->rxq_info[i].state & SFC_RXQ_INITIALIZED) == 0)
+                       continue;
+
+               scatter_enabled = (sas->rxq_info[i].type_flags &
+                                  EFX_RXQ_FLAG_SCATTER);
+
+               if (!sfc_rx_check_scatter(pdu, sa->rxq_ctrl[i].buf_size,
+                                         encp->enc_rx_prefix_size,
+                                         scatter_enabled, &error)) {
+                       sfc_err(sa, "MTU check for RxQ %u failed: %s", i,
+                               error);
+                       return EINVAL;
+               }
+       }
+
+       return 0;
+}
+
 static int
 sfc_dev_set_mtu(struct rte_eth_dev *dev, uint16_t mtu)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
        size_t pdu = EFX_MAC_PDU(mtu);
        size_t old_pdu;
        int rc;
@@ -870,6 +919,10 @@ sfc_dev_set_mtu(struct rte_eth_dev *dev, uint16_t mtu)
 
        sfc_adapter_lock(sa);
 
+       rc = sfc_check_scatter_on_all_rx_queues(sa, pdu);
+       if (rc != 0)
+               goto fail_check_scatter;
+
        if (pdu != sa->port.pdu) {
                if (sa->state == SFC_ADAPTER_STARTED) {
                        sfc_stop(sa);
@@ -885,14 +938,12 @@ sfc_dev_set_mtu(struct rte_eth_dev *dev, uint16_t mtu)
        }
 
        /*
-        * The driver does not use it, but other PMDs update jumbo_frame
+        * The driver does not use it, but other PMDs update jumbo frame
         * flag and max_rx_pkt_len when MTU is set.
         */
        if (mtu > ETHER_MAX_LEN) {
                struct rte_eth_rxmode *rxmode = &dev->data->dev_conf.rxmode;
-
                rxmode->offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;
-               rxmode->jumbo_frame = 1;
        }
 
        dev->data->dev_conf.rxmode.max_rx_pkt_len = sa->port.pdu;
@@ -908,6 +959,8 @@ fail_start:
                sfc_err(sa, "cannot start with neither new (%u) nor old (%u) "
                        "PDU max size - port is stopped",
                        (unsigned int)pdu, (unsigned int)old_pdu);
+
+fail_check_scatter:
        sfc_adapter_unlock(sa);
 
 fail_inval:
@@ -915,13 +968,14 @@ fail_inval:
        SFC_ASSERT(rc > 0);
        return -rc;
 }
-static void
-sfc_mac_addr_set(struct rte_eth_dev *dev, struct ether_addr *mac_addr)
+static int
+sfc_mac_addr_set(struct rte_eth_dev *dev, struct rte_ether_addr *mac_addr)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
        const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
        struct sfc_port *port = &sa->port;
-       int rc;
+       struct rte_ether_addr *old_addr = &dev->data->mac_addrs[0];
+       int rc = 0;
 
        sfc_adapter_lock(sa);
 
@@ -931,9 +985,16 @@ sfc_mac_addr_set(struct rte_eth_dev *dev, struct ether_addr *mac_addr)
         */
        ether_addr_copy(mac_addr, &port->default_mac_addr);
 
-       if (port->isolated) {
-               sfc_err(sa, "isolated mode is active on the port");
-               sfc_err(sa, "will not set MAC address");
+       /*
+        * Neither of the two following checks can return
+        * an error. The new MAC address is preserved in
+        * the device private data and can be activated
+        * on the next port start if the user prevents
+        * isolated mode from being enabled.
+        */
+       if (sfc_sa2shared(sa)->isolated) {
+               sfc_warn(sa, "isolated mode is active on the port");
+               sfc_warn(sa, "will not set MAC address");
                goto unlock;
        }
 
@@ -957,8 +1018,12 @@ sfc_mac_addr_set(struct rte_eth_dev *dev, struct ether_addr *mac_addr)
                 * we also need to update unicast filters
                 */
                rc = sfc_set_rx_mode(sa);
-               if (rc != 0)
+               if (rc != 0) {
                        sfc_err(sa, "cannot set filter (rc = %u)", rc);
+                       /* Rollback the old address */
+                       (void)efx_mac_addr_set(sa->nic, old_addr->addr_bytes);
+                       (void)sfc_set_rx_mode(sa);
+               }
        } else {
                sfc_warn(sa, "cannot set MAC address with filters installed");
                sfc_warn(sa, "adapter will be restarted to pick the new MAC");
@@ -977,28 +1042,27 @@ sfc_mac_addr_set(struct rte_eth_dev *dev, struct ether_addr *mac_addr)
        }
 
 unlock:
-       /*
-        * In the case of failure sa->port->default_mac_addr does not
-        * need rollback since no error code is returned, and the upper
-        * API will anyway update the external MAC address storage.
-        * To be consistent with that new value it is better to keep
-        * the device private value the same.
-        */
+       if (rc != 0)
+               ether_addr_copy(old_addr, &port->default_mac_addr);
+
        sfc_adapter_unlock(sa);
+
+       SFC_ASSERT(rc >= 0);
+       return -rc;
 }
 
 
 static int
-sfc_set_mc_addr_list(struct rte_eth_dev *dev, struct ether_addr *mc_addr_set,
-                    uint32_t nb_mc_addr)
+sfc_set_mc_addr_list(struct rte_eth_dev *dev,
+               struct rte_ether_addr *mc_addr_set, uint32_t nb_mc_addr)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
        struct sfc_port *port = &sa->port;
        uint8_t *mc_addrs = port->mcast_addrs;
        int rc;
        unsigned int i;
 
-       if (port->isolated) {
+       if (sfc_sa2shared(sa)->isolated) {
                sfc_err(sa, "isolated mode is active on the port");
                sfc_err(sa, "will not set multicast address list");
                return -ENOTSUP;
@@ -1029,7 +1093,7 @@ sfc_set_mc_addr_list(struct rte_eth_dev *dev, struct ether_addr *mc_addr_set,
        if (rc != 0)
                sfc_err(sa, "cannot set multicast address list (rc = %u)", rc);
 
-       SFC_ASSERT(rc > 0);
+       SFC_ASSERT(rc >= 0);
        return -rc;
 }
 
@@ -1041,32 +1105,23 @@ static void
 sfc_rx_queue_info_get(struct rte_eth_dev *dev, uint16_t rx_queue_id,
                      struct rte_eth_rxq_info *qinfo)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
        struct sfc_rxq_info *rxq_info;
-       struct sfc_rxq *rxq;
-
-       sfc_adapter_lock(sa);
 
-       SFC_ASSERT(rx_queue_id < sa->rxq_count);
+       SFC_ASSERT(rx_queue_id < sas->rxq_count);
 
-       rxq_info = &sa->rxq_info[rx_queue_id];
-       rxq = rxq_info->rxq;
-       SFC_ASSERT(rxq != NULL);
+       rxq_info = &sas->rxq_info[rx_queue_id];
 
-       qinfo->mp = rxq->refill_mb_pool;
-       qinfo->conf.rx_free_thresh = rxq->refill_threshold;
+       qinfo->mp = rxq_info->refill_mb_pool;
+       qinfo->conf.rx_free_thresh = rxq_info->refill_threshold;
        qinfo->conf.rx_drop_en = 1;
        qinfo->conf.rx_deferred_start = rxq_info->deferred_start;
-       qinfo->conf.offloads = DEV_RX_OFFLOAD_IPV4_CKSUM |
-                              DEV_RX_OFFLOAD_UDP_CKSUM |
-                              DEV_RX_OFFLOAD_TCP_CKSUM;
+       qinfo->conf.offloads = dev->data->dev_conf.rxmode.offloads;
        if (rxq_info->type_flags & EFX_RXQ_FLAG_SCATTER) {
                qinfo->conf.offloads |= DEV_RX_OFFLOAD_SCATTER;
                qinfo->scattered_rx = 1;
        }
        qinfo->nb_desc = rxq_info->entries;
-
-       sfc_adapter_unlock(sa);
 }
 
 /*
@@ -1077,67 +1132,91 @@ static void
 sfc_tx_queue_info_get(struct rte_eth_dev *dev, uint16_t tx_queue_id,
                      struct rte_eth_txq_info *qinfo)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
        struct sfc_txq_info *txq_info;
 
-       sfc_adapter_lock(sa);
-
-       SFC_ASSERT(tx_queue_id < sa->txq_count);
+       SFC_ASSERT(tx_queue_id < sas->txq_count);
 
-       txq_info = &sa->txq_info[tx_queue_id];
-       SFC_ASSERT(txq_info->txq != NULL);
+       txq_info = &sas->txq_info[tx_queue_id];
 
        memset(qinfo, 0, sizeof(*qinfo));
 
-       qinfo->conf.txq_flags = txq_info->txq->flags;
-       qinfo->conf.offloads = txq_info->txq->offloads;
-       qinfo->conf.tx_free_thresh = txq_info->txq->free_thresh;
+       qinfo->conf.offloads = txq_info->offloads;
+       qinfo->conf.tx_free_thresh = txq_info->free_thresh;
        qinfo->conf.tx_deferred_start = txq_info->deferred_start;
        qinfo->nb_desc = txq_info->entries;
-
-       sfc_adapter_unlock(sa);
 }
 
+/*
+ * The function is used by the secondary process as well. It must not
+ * use any process-local pointers from the adapter data.
+ */
 static uint32_t
 sfc_rx_queue_count(struct rte_eth_dev *dev, uint16_t rx_queue_id)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
+       struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
+       struct sfc_rxq_info *rxq_info;
 
-       sfc_log_init(sa, "RxQ=%u", rx_queue_id);
+       SFC_ASSERT(rx_queue_id < sas->rxq_count);
+       rxq_info = &sas->rxq_info[rx_queue_id];
 
-       return sfc_rx_qdesc_npending(sa, rx_queue_id);
+       if ((rxq_info->state & SFC_RXQ_STARTED) == 0)
+               return 0;
+
+       return sap->dp_rx->qdesc_npending(rxq_info->dp);
 }
 
+/*
+ * The function is used by the secondary process as well. It must not
+ * use any process-local pointers from the adapter data.
+ */
 static int
 sfc_rx_descriptor_done(void *queue, uint16_t offset)
 {
        struct sfc_dp_rxq *dp_rxq = queue;
+       const struct sfc_dp_rx *dp_rx;
+
+       dp_rx = sfc_dp_rx_by_dp_rxq(dp_rxq);
 
-       return sfc_rx_qdesc_done(dp_rxq, offset);
+       return offset < dp_rx->qdesc_npending(dp_rxq);
 }
 
+/*
+ * The function is used by the secondary process as well. It must not
+ * use any process-local pointers from the adapter data.
+ */
 static int
 sfc_rx_descriptor_status(void *queue, uint16_t offset)
 {
        struct sfc_dp_rxq *dp_rxq = queue;
-       struct sfc_rxq *rxq = sfc_rxq_by_dp_rxq(dp_rxq);
+       const struct sfc_dp_rx *dp_rx;
+
+       dp_rx = sfc_dp_rx_by_dp_rxq(dp_rxq);
 
-       return rxq->evq->sa->dp_rx->qdesc_status(dp_rxq, offset);
+       return dp_rx->qdesc_status(dp_rxq, offset);
 }
 
+/*
+ * The function is used by the secondary process as well. It must not
+ * use any process-local pointers from the adapter data.
+ */
 static int
 sfc_tx_descriptor_status(void *queue, uint16_t offset)
 {
        struct sfc_dp_txq *dp_txq = queue;
-       struct sfc_txq *txq = sfc_txq_by_dp_txq(dp_txq);
+       const struct sfc_dp_tx *dp_tx;
 
-       return txq->evq->sa->dp_tx->qdesc_status(dp_txq, offset);
+       dp_tx = sfc_dp_tx_by_dp_txq(dp_txq);
+
+       return dp_tx->qdesc_status(dp_txq, offset);
 }
 
 static int
 sfc_rx_queue_start(struct rte_eth_dev *dev, uint16_t rx_queue_id)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
        int rc;
 
        sfc_log_init(sa, "RxQ=%u", rx_queue_id);
@@ -1148,17 +1227,21 @@ sfc_rx_queue_start(struct rte_eth_dev *dev, uint16_t rx_queue_id)
        if (sa->state != SFC_ADAPTER_STARTED)
                goto fail_not_started;
 
+       if (sas->rxq_info[rx_queue_id].state != SFC_RXQ_INITIALIZED)
+               goto fail_not_setup;
+
        rc = sfc_rx_qstart(sa, rx_queue_id);
        if (rc != 0)
                goto fail_rx_qstart;
 
-       sa->rxq_info[rx_queue_id].deferred_started = B_TRUE;
+       sas->rxq_info[rx_queue_id].deferred_started = B_TRUE;
 
        sfc_adapter_unlock(sa);
 
        return 0;
 
 fail_rx_qstart:
+fail_not_setup:
 fail_not_started:
        sfc_adapter_unlock(sa);
        SFC_ASSERT(rc > 0);
@@ -1168,14 +1251,15 @@ fail_not_started:
 static int
 sfc_rx_queue_stop(struct rte_eth_dev *dev, uint16_t rx_queue_id)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
 
        sfc_log_init(sa, "RxQ=%u", rx_queue_id);
 
        sfc_adapter_lock(sa);
        sfc_rx_qstop(sa, rx_queue_id);
 
-       sa->rxq_info[rx_queue_id].deferred_started = B_FALSE;
+       sas->rxq_info[rx_queue_id].deferred_started = B_FALSE;
 
        sfc_adapter_unlock(sa);
 
@@ -1185,7 +1269,8 @@ sfc_rx_queue_stop(struct rte_eth_dev *dev, uint16_t rx_queue_id)
 static int
 sfc_tx_queue_start(struct rte_eth_dev *dev, uint16_t tx_queue_id)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
        int rc;
 
        sfc_log_init(sa, "TxQ = %u", tx_queue_id);
@@ -1196,17 +1281,21 @@ sfc_tx_queue_start(struct rte_eth_dev *dev, uint16_t tx_queue_id)
        if (sa->state != SFC_ADAPTER_STARTED)
                goto fail_not_started;
 
+       if (sas->txq_info[tx_queue_id].state != SFC_TXQ_INITIALIZED)
+               goto fail_not_setup;
+
        rc = sfc_tx_qstart(sa, tx_queue_id);
        if (rc != 0)
                goto fail_tx_qstart;
 
-       sa->txq_info[tx_queue_id].deferred_started = B_TRUE;
+       sas->txq_info[tx_queue_id].deferred_started = B_TRUE;
 
        sfc_adapter_unlock(sa);
        return 0;
 
 fail_tx_qstart:
 
+fail_not_setup:
 fail_not_started:
        sfc_adapter_unlock(sa);
        SFC_ASSERT(rc > 0);
@@ -1216,7 +1305,8 @@ fail_not_started:
 static int
 sfc_tx_queue_stop(struct rte_eth_dev *dev, uint16_t tx_queue_id)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
 
        sfc_log_init(sa, "TxQ = %u", tx_queue_id);
 
@@ -1224,7 +1314,7 @@ sfc_tx_queue_stop(struct rte_eth_dev *dev, uint16_t tx_queue_id)
 
        sfc_tx_qstop(sa, tx_queue_id);
 
-       sa->txq_info[tx_queue_id].deferred_started = B_FALSE;
+       sas->txq_info[tx_queue_id].deferred_started = B_FALSE;
 
        sfc_adapter_unlock(sa);
        return 0;
@@ -1253,7 +1343,7 @@ sfc_dev_udp_tunnel_op(struct rte_eth_dev *dev,
                      struct rte_eth_udp_tunnel *tunnel_udp,
                      enum sfc_udp_tunnel_op_e op)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
        efx_tunnel_protocol_t tunnel_proto;
        int rc;
 
@@ -1347,34 +1437,30 @@ sfc_dev_udp_tunnel_port_del(struct rte_eth_dev *dev,
        return sfc_dev_udp_tunnel_op(dev, tunnel_udp, SFC_UDP_TUNNEL_DEL_PORT);
 }
 
-#if EFSYS_OPT_RX_SCALE
+/*
+ * The function is used by the secondary process as well. It must not
+ * use any process-local pointers from the adapter data.
+ */
 static int
 sfc_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
                          struct rte_eth_rss_conf *rss_conf)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
-       struct sfc_port *port = &sa->port;
+       struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
+       struct sfc_rss *rss = &sas->rss;
 
-       if ((sa->rss_support != EFX_RX_SCALE_EXCLUSIVE) || port->isolated)
+       if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE)
                return -ENOTSUP;
 
-       if (sa->rss_channels == 0)
-               return -EINVAL;
-
-       sfc_adapter_lock(sa);
-
        /*
         * Mapping of hash configuration between RTE and EFX is not one-to-one,
         * hence, conversion is done here to derive a correct set of ETH_RSS
         * flags which corresponds to the active EFX configuration stored
         * locally in 'sfc_adapter' and kept up-to-date
         */
-       rss_conf->rss_hf = sfc_efx_to_rte_hash_type(sa->rss_hash_types);
+       rss_conf->rss_hf = sfc_rx_hf_efx_to_rte(rss, rss->hash_types);
        rss_conf->rss_key_len = EFX_RSS_KEY_SIZE;
        if (rss_conf->rss_key != NULL)
-               rte_memcpy(rss_conf->rss_key, sa->rss_key, EFX_RSS_KEY_SIZE);
-
-       sfc_adapter_unlock(sa);
+               rte_memcpy(rss_conf->rss_key, rss->key, EFX_RSS_KEY_SIZE);
 
        return 0;
 }
@@ -1383,43 +1469,39 @@ static int
 sfc_dev_rss_hash_update(struct rte_eth_dev *dev,
                        struct rte_eth_rss_conf *rss_conf)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
-       struct sfc_port *port = &sa->port;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
+       struct sfc_rss *rss = &sfc_sa2shared(sa)->rss;
        unsigned int efx_hash_types;
        int rc = 0;
 
-       if (port->isolated)
+       if (sfc_sa2shared(sa)->isolated)
                return -ENOTSUP;
 
-       if (sa->rss_support != EFX_RX_SCALE_EXCLUSIVE) {
+       if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE) {
                sfc_err(sa, "RSS is not available");
                return -ENOTSUP;
        }
 
-       if (sa->rss_channels == 0) {
+       if (rss->channels == 0) {
                sfc_err(sa, "RSS is not configured");
                return -EINVAL;
        }
 
        if ((rss_conf->rss_key != NULL) &&
-           (rss_conf->rss_key_len != sizeof(sa->rss_key))) {
+           (rss_conf->rss_key_len != sizeof(rss->key))) {
                sfc_err(sa, "RSS key size is wrong (should be %lu)",
-                       sizeof(sa->rss_key));
-               return -EINVAL;
-       }
-
-       if ((rss_conf->rss_hf & ~SFC_RSS_OFFLOADS) != 0) {
-               sfc_err(sa, "unsupported hash functions requested");
+                       sizeof(rss->key));
                return -EINVAL;
        }
 
        sfc_adapter_lock(sa);
 
-       efx_hash_types = sfc_rte_to_efx_hash_type(rss_conf->rss_hf);
+       rc = sfc_rx_hf_rte_to_efx(sa, rss_conf->rss_hf, &efx_hash_types);
+       if (rc != 0)
+               goto fail_rx_hf_rte_to_efx;
 
        rc = efx_rx_scale_mode_set(sa->nic, EFX_RSS_CONTEXT_DEFAULT,
-                                  EFX_RX_HASHALG_TOEPLITZ,
-                                  efx_hash_types, B_TRUE);
+                                  rss->hash_alg, efx_hash_types, B_TRUE);
        if (rc != 0)
                goto fail_scale_mode_set;
 
@@ -1428,15 +1510,15 @@ sfc_dev_rss_hash_update(struct rte_eth_dev *dev,
                        rc = efx_rx_scale_key_set(sa->nic,
                                                  EFX_RSS_CONTEXT_DEFAULT,
                                                  rss_conf->rss_key,
-                                                 sizeof(sa->rss_key));
+                                                 sizeof(rss->key));
                        if (rc != 0)
                                goto fail_scale_key_set;
                }
 
-               rte_memcpy(sa->rss_key, rss_conf->rss_key, sizeof(sa->rss_key));
+               rte_memcpy(rss->key, rss_conf->rss_key, sizeof(rss->key));
        }
 
-       sa->rss_hash_types = efx_hash_types;
+       rss->hash_types = efx_hash_types;
 
        sfc_adapter_unlock(sa);
 
@@ -1445,44 +1527,45 @@ sfc_dev_rss_hash_update(struct rte_eth_dev *dev,
 fail_scale_key_set:
        if (efx_rx_scale_mode_set(sa->nic, EFX_RSS_CONTEXT_DEFAULT,
                                  EFX_RX_HASHALG_TOEPLITZ,
-                                 sa->rss_hash_types, B_TRUE) != 0)
+                                 rss->hash_types, B_TRUE) != 0)
                sfc_err(sa, "failed to restore RSS mode");
 
 fail_scale_mode_set:
+fail_rx_hf_rte_to_efx:
        sfc_adapter_unlock(sa);
        return -rc;
 }
 
+/*
+ * The function is used by the secondary process as well. It must not
+ * use any process-local pointers from the adapter data.
+ */
 static int
 sfc_dev_rss_reta_query(struct rte_eth_dev *dev,
                       struct rte_eth_rss_reta_entry64 *reta_conf,
                       uint16_t reta_size)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
-       struct sfc_port *port = &sa->port;
+       struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
+       struct sfc_rss *rss = &sas->rss;
        int entry;
 
-       if ((sa->rss_support != EFX_RX_SCALE_EXCLUSIVE) || port->isolated)
+       if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE || sas->isolated)
                return -ENOTSUP;
 
-       if (sa->rss_channels == 0)
+       if (rss->channels == 0)
                return -EINVAL;
 
        if (reta_size != EFX_RSS_TBL_SIZE)
                return -EINVAL;
 
-       sfc_adapter_lock(sa);
-
        for (entry = 0; entry < reta_size; entry++) {
                int grp = entry / RTE_RETA_GROUP_SIZE;
                int grp_idx = entry % RTE_RETA_GROUP_SIZE;
 
                if ((reta_conf[grp].mask >> grp_idx) & 1)
-                       reta_conf[grp].reta[grp_idx] = sa->rss_tbl[entry];
+                       reta_conf[grp].reta[grp_idx] = rss->tbl[entry];
        }
 
-       sfc_adapter_unlock(sa);
-
        return 0;
 }
 
@@ -1491,22 +1574,22 @@ sfc_dev_rss_reta_update(struct rte_eth_dev *dev,
                        struct rte_eth_rss_reta_entry64 *reta_conf,
                        uint16_t reta_size)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
-       struct sfc_port *port = &sa->port;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
+       struct sfc_rss *rss = &sfc_sa2shared(sa)->rss;
        unsigned int *rss_tbl_new;
        uint16_t entry;
        int rc = 0;
 
 
-       if (port->isolated)
+       if (sfc_sa2shared(sa)->isolated)
                return -ENOTSUP;
 
-       if (sa->rss_support != EFX_RX_SCALE_EXCLUSIVE) {
+       if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE) {
                sfc_err(sa, "RSS is not available");
                return -ENOTSUP;
        }
 
-       if (sa->rss_channels == 0) {
+       if (rss->channels == 0) {
                sfc_err(sa, "RSS is not configured");
                return -EINVAL;
        }
@@ -1517,13 +1600,13 @@ sfc_dev_rss_reta_update(struct rte_eth_dev *dev,
                return -EINVAL;
        }
 
-       rss_tbl_new = rte_zmalloc("rss_tbl_new", sizeof(sa->rss_tbl), 0);
+       rss_tbl_new = rte_zmalloc("rss_tbl_new", sizeof(rss->tbl), 0);
        if (rss_tbl_new == NULL)
                return -ENOMEM;
 
        sfc_adapter_lock(sa);
 
-       rte_memcpy(rss_tbl_new, sa->rss_tbl, sizeof(sa->rss_tbl));
+       rte_memcpy(rss_tbl_new, rss->tbl, sizeof(rss->tbl));
 
        for (entry = 0; entry < reta_size; entry++) {
                int grp_idx = entry % RTE_RETA_GROUP_SIZE;
@@ -1532,7 +1615,7 @@ sfc_dev_rss_reta_update(struct rte_eth_dev *dev,
                grp = &reta_conf[entry / RTE_RETA_GROUP_SIZE];
 
                if (grp->mask & (1ull << grp_idx)) {
-                       if (grp->reta[grp_idx] >= sa->rss_channels) {
+                       if (grp->reta[grp_idx] >= rss->channels) {
                                rc = EINVAL;
                                goto bad_reta_entry;
                        }
@@ -1547,7 +1630,7 @@ sfc_dev_rss_reta_update(struct rte_eth_dev *dev,
                        goto fail_scale_tbl_set;
        }
 
-       rte_memcpy(sa->rss_tbl, rss_tbl_new, sizeof(sa->rss_tbl));
+       rte_memcpy(rss->tbl, rss_tbl_new, sizeof(rss->tbl));
 
 fail_scale_tbl_set:
 bad_reta_entry:
@@ -1558,14 +1641,13 @@ bad_reta_entry:
        SFC_ASSERT(rc >= 0);
        return -rc;
 }
-#endif
 
 static int
 sfc_dev_filter_ctrl(struct rte_eth_dev *dev, enum rte_filter_type filter_type,
                    enum rte_filter_op filter_op,
                    void *arg)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
        int rc = ENOTSUP;
 
        sfc_log_init(sa, "entry");
@@ -1616,6 +1698,21 @@ sfc_dev_filter_ctrl(struct rte_eth_dev *dev, enum rte_filter_type filter_type,
        return -rc;
 }
 
+static int
+sfc_pool_ops_supported(struct rte_eth_dev *dev, const char *pool)
+{
+       const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
+
+       /*
+        * If Rx datapath does not provide callback to check mempool,
+        * all pools are supported.
+        */
+       if (sap->dp_rx->pool_ops_supported == NULL)
+               return 1;
+
+       return sap->dp_rx->pool_ops_supported(pool);
+}
+
 static const struct eth_dev_ops sfc_eth_dev_ops = {
        .dev_configure                  = sfc_dev_configure,
        .dev_start                      = sfc_dev_start,
@@ -1653,12 +1750,10 @@ static const struct eth_dev_ops sfc_eth_dev_ops = {
        .mac_addr_set                   = sfc_mac_addr_set,
        .udp_tunnel_port_add            = sfc_dev_udp_tunnel_port_add,
        .udp_tunnel_port_del            = sfc_dev_udp_tunnel_port_del,
-#if EFSYS_OPT_RX_SCALE
        .reta_update                    = sfc_dev_rss_reta_update,
        .reta_query                     = sfc_dev_rss_reta_query,
        .rss_hash_update                = sfc_dev_rss_hash_update,
        .rss_hash_conf_get              = sfc_dev_rss_hash_conf_get,
-#endif
        .filter_ctrl                    = sfc_dev_filter_ctrl,
        .set_mc_addr_list               = sfc_set_mc_addr_list,
        .rxq_info_get                   = sfc_rx_queue_info_get,
@@ -1666,6 +1761,7 @@ static const struct eth_dev_ops sfc_eth_dev_ops = {
        .fw_version_get                 = sfc_fw_version_get,
        .xstats_get_by_id               = sfc_xstats_get_by_id,
        .xstats_get_names_by_id         = sfc_xstats_get_names_by_id,
+       .pool_ops_supported             = sfc_pool_ops_supported,
 };
 
 /**
@@ -1694,7 +1790,11 @@ sfc_strdup(const char *str)
 static int
 sfc_eth_dev_set_ops(struct rte_eth_dev *dev)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
+       struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
+       const struct sfc_dp_rx *dp_rx;
+       const struct sfc_dp_tx *dp_tx;
+       const efx_nic_cfg_t *encp;
        unsigned int avail_caps = 0;
        const char *rx_name = NULL;
        const char *tx_name = NULL;
@@ -1703,25 +1803,30 @@ sfc_eth_dev_set_ops(struct rte_eth_dev *dev)
        switch (sa->family) {
        case EFX_FAMILY_HUNTINGTON:
        case EFX_FAMILY_MEDFORD:
+       case EFX_FAMILY_MEDFORD2:
                avail_caps |= SFC_DP_HW_FW_CAP_EF10;
                break;
        default:
                break;
        }
 
+       encp = efx_nic_cfg_get(sa->nic);
+       if (encp->enc_rx_es_super_buffer_supported)
+               avail_caps |= SFC_DP_HW_FW_CAP_RX_ES_SUPER_BUFFER;
+
        rc = sfc_kvargs_process(sa, SFC_KVARG_RX_DATAPATH,
                                sfc_kvarg_string_handler, &rx_name);
        if (rc != 0)
                goto fail_kvarg_rx_datapath;
 
        if (rx_name != NULL) {
-               sa->dp_rx = sfc_dp_find_rx_by_name(&sfc_dp_head, rx_name);
-               if (sa->dp_rx == NULL) {
+               dp_rx = sfc_dp_find_rx_by_name(&sfc_dp_head, rx_name);
+               if (dp_rx == NULL) {
                        sfc_err(sa, "Rx datapath %s not found", rx_name);
                        rc = ENOENT;
                        goto fail_dp_rx;
                }
-               if (!sfc_dp_match_hw_fw_caps(&sa->dp_rx->dp, avail_caps)) {
+               if (!sfc_dp_match_hw_fw_caps(&dp_rx->dp, avail_caps)) {
                        sfc_err(sa,
                                "Insufficient Hw/FW capabilities to use Rx datapath %s",
                                rx_name);
@@ -1729,8 +1834,8 @@ sfc_eth_dev_set_ops(struct rte_eth_dev *dev)
                        goto fail_dp_rx_caps;
                }
        } else {
-               sa->dp_rx = sfc_dp_find_rx_by_caps(&sfc_dp_head, avail_caps);
-               if (sa->dp_rx == NULL) {
+               dp_rx = sfc_dp_find_rx_by_caps(&sfc_dp_head, avail_caps);
+               if (dp_rx == NULL) {
                        sfc_err(sa, "Rx datapath by caps %#x not found",
                                avail_caps);
                        rc = ENOENT;
@@ -1738,15 +1843,13 @@ sfc_eth_dev_set_ops(struct rte_eth_dev *dev)
                }
        }
 
-       sa->dp_rx_name = sfc_strdup(sa->dp_rx->dp.name);
-       if (sa->dp_rx_name == NULL) {
+       sas->dp_rx_name = sfc_strdup(dp_rx->dp.name);
+       if (sas->dp_rx_name == NULL) {
                rc = ENOMEM;
                goto fail_dp_rx_name;
        }
 
-       sfc_notice(sa, "use %s Rx datapath", sa->dp_rx_name);
-
-       dev->rx_pkt_burst = sa->dp_rx->pkt_burst;
+       sfc_notice(sa, "use %s Rx datapath", sas->dp_rx_name);
 
        rc = sfc_kvargs_process(sa, SFC_KVARG_TX_DATAPATH,
                                sfc_kvarg_string_handler, &tx_name);
@@ -1754,13 +1857,13 @@ sfc_eth_dev_set_ops(struct rte_eth_dev *dev)
                goto fail_kvarg_tx_datapath;
 
        if (tx_name != NULL) {
-               sa->dp_tx = sfc_dp_find_tx_by_name(&sfc_dp_head, tx_name);
-               if (sa->dp_tx == NULL) {
+               dp_tx = sfc_dp_find_tx_by_name(&sfc_dp_head, tx_name);
+               if (dp_tx == NULL) {
                        sfc_err(sa, "Tx datapath %s not found", tx_name);
                        rc = ENOENT;
                        goto fail_dp_tx;
                }
-               if (!sfc_dp_match_hw_fw_caps(&sa->dp_tx->dp, avail_caps)) {
+               if (!sfc_dp_match_hw_fw_caps(&dp_tx->dp, avail_caps)) {
                        sfc_err(sa,
                                "Insufficient Hw/FW capabilities to use Tx datapath %s",
                                tx_name);
@@ -1768,8 +1871,8 @@ sfc_eth_dev_set_ops(struct rte_eth_dev *dev)
                        goto fail_dp_tx_caps;
                }
        } else {
-               sa->dp_tx = sfc_dp_find_tx_by_caps(&sfc_dp_head, avail_caps);
-               if (sa->dp_tx == NULL) {
+               dp_tx = sfc_dp_find_tx_by_caps(&sfc_dp_head, avail_caps);
+               if (dp_tx == NULL) {
                        sfc_err(sa, "Tx datapath by caps %#x not found",
                                avail_caps);
                        rc = ENOENT;
@@ -1777,15 +1880,20 @@ sfc_eth_dev_set_ops(struct rte_eth_dev *dev)
                }
        }
 
-       sa->dp_tx_name = sfc_strdup(sa->dp_tx->dp.name);
-       if (sa->dp_tx_name == NULL) {
+       sas->dp_tx_name = sfc_strdup(dp_tx->dp.name);
+       if (sas->dp_tx_name == NULL) {
                rc = ENOMEM;
                goto fail_dp_tx_name;
        }
 
-       sfc_notice(sa, "use %s Tx datapath", sa->dp_tx_name);
+       sfc_notice(sa, "use %s Tx datapath", sas->dp_tx_name);
 
-       dev->tx_pkt_burst = sa->dp_tx->pkt_burst;
+       sa->priv.dp_rx = dp_rx;
+       sa->priv.dp_tx = dp_tx;
+
+       dev->rx_pkt_burst = dp_rx->pkt_burst;
+       dev->tx_pkt_prepare = dp_tx->pkt_prepare;
+       dev->tx_pkt_burst = dp_tx->pkt_burst;
 
        dev->dev_ops = &sfc_eth_dev_ops;
 
@@ -1793,17 +1901,13 @@ sfc_eth_dev_set_ops(struct rte_eth_dev *dev)
 
 fail_dp_tx_name:
 fail_dp_tx_caps:
-       sa->dp_tx = NULL;
-
 fail_dp_tx:
 fail_kvarg_tx_datapath:
-       rte_free(sa->dp_rx_name);
-       sa->dp_rx_name = NULL;
+       rte_free(sas->dp_rx_name);
+       sas->dp_rx_name = NULL;
 
 fail_dp_rx_name:
 fail_dp_rx_caps:
-       sa->dp_rx = NULL;
-
 fail_dp_rx:
 fail_kvarg_rx_datapath:
        return rc;
@@ -1812,66 +1916,92 @@ fail_kvarg_rx_datapath:
 static void
 sfc_eth_dev_clear_ops(struct rte_eth_dev *dev)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
+       struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
 
        dev->dev_ops = NULL;
+       dev->tx_pkt_prepare = NULL;
        dev->rx_pkt_burst = NULL;
        dev->tx_pkt_burst = NULL;
 
-       rte_free(sa->dp_tx_name);
-       sa->dp_tx_name = NULL;
-       sa->dp_tx = NULL;
+       rte_free(sas->dp_tx_name);
+       sas->dp_tx_name = NULL;
+       sa->priv.dp_tx = NULL;
 
-       rte_free(sa->dp_rx_name);
-       sa->dp_rx_name = NULL;
-       sa->dp_rx = NULL;
+       rte_free(sas->dp_rx_name);
+       sas->dp_rx_name = NULL;
+       sa->priv.dp_rx = NULL;
 }
 
 static const struct eth_dev_ops sfc_eth_dev_secondary_ops = {
+       .dev_supported_ptypes_get       = sfc_dev_supported_ptypes_get,
+       .rx_queue_count                 = sfc_rx_queue_count,
+       .rx_descriptor_done             = sfc_rx_descriptor_done,
+       .rx_descriptor_status           = sfc_rx_descriptor_status,
+       .tx_descriptor_status           = sfc_tx_descriptor_status,
+       .reta_query                     = sfc_dev_rss_reta_query,
+       .rss_hash_conf_get              = sfc_dev_rss_hash_conf_get,
        .rxq_info_get                   = sfc_rx_queue_info_get,
        .txq_info_get                   = sfc_tx_queue_info_get,
 };
 
 static int
-sfc_eth_dev_secondary_set_ops(struct rte_eth_dev *dev)
+sfc_eth_dev_secondary_init(struct rte_eth_dev *dev, uint32_t logtype_main)
 {
-       /*
-        * Device private data has really many process-local pointers.
-        * Below code should be extremely careful to use data located
-        * in shared memory only.
-        */
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
+       struct sfc_adapter_priv *sap;
        const struct sfc_dp_rx *dp_rx;
        const struct sfc_dp_tx *dp_tx;
        int rc;
 
-       dp_rx = sfc_dp_find_rx_by_name(&sfc_dp_head, sa->dp_rx_name);
+       /*
+        * Allocate process private data from heap, since it should not
+        * be located in shared memory allocated using rte_malloc() API.
+        */
+       sap = calloc(1, sizeof(*sap));
+       if (sap == NULL) {
+               rc = ENOMEM;
+               goto fail_alloc_priv;
+       }
+
+       sap->logtype_main = logtype_main;
+
+       dp_rx = sfc_dp_find_rx_by_name(&sfc_dp_head, sas->dp_rx_name);
        if (dp_rx == NULL) {
-               sfc_err(sa, "cannot find %s Rx datapath", sa->dp_tx_name);
+               SFC_LOG(sas, RTE_LOG_ERR, logtype_main,
+                       "cannot find %s Rx datapath", sas->dp_rx_name);
                rc = ENOENT;
                goto fail_dp_rx;
        }
        if (~dp_rx->features & SFC_DP_RX_FEAT_MULTI_PROCESS) {
-               sfc_err(sa, "%s Rx datapath does not support multi-process",
-                       sa->dp_tx_name);
+               SFC_LOG(sas, RTE_LOG_ERR, logtype_main,
+                       "%s Rx datapath does not support multi-process",
+                       sas->dp_rx_name);
                rc = EINVAL;
                goto fail_dp_rx_multi_process;
        }
 
-       dp_tx = sfc_dp_find_tx_by_name(&sfc_dp_head, sa->dp_tx_name);
+       dp_tx = sfc_dp_find_tx_by_name(&sfc_dp_head, sas->dp_tx_name);
        if (dp_tx == NULL) {
-               sfc_err(sa, "cannot find %s Tx datapath", sa->dp_tx_name);
+               SFC_LOG(sas, RTE_LOG_ERR, logtype_main,
+                       "cannot find %s Tx datapath", sas->dp_tx_name);
                rc = ENOENT;
                goto fail_dp_tx;
        }
        if (~dp_tx->features & SFC_DP_TX_FEAT_MULTI_PROCESS) {
-               sfc_err(sa, "%s Tx datapath does not support multi-process",
-                       sa->dp_tx_name);
+               SFC_LOG(sas, RTE_LOG_ERR, logtype_main,
+                       "%s Tx datapath does not support multi-process",
+                       sas->dp_tx_name);
                rc = EINVAL;
                goto fail_dp_tx_multi_process;
        }
 
+       sap->dp_rx = dp_rx;
+       sap->dp_tx = dp_tx;
+
+       dev->process_private = sap;
        dev->rx_pkt_burst = dp_rx->pkt_burst;
+       dev->tx_pkt_prepare = dp_tx->pkt_prepare;
        dev->tx_pkt_burst = dp_tx->pkt_burst;
        dev->dev_ops = &sfc_eth_dev_secondary_ops;
 
@@ -1881,13 +2011,19 @@ fail_dp_tx_multi_process:
 fail_dp_tx:
 fail_dp_rx_multi_process:
 fail_dp_rx:
+       free(sap);
+
+fail_alloc_priv:
        return rc;
 }
 
 static void
 sfc_eth_dev_secondary_clear_ops(struct rte_eth_dev *dev)
 {
+       free(dev->process_private);
+       dev->process_private = NULL;
        dev->dev_ops = NULL;
+       dev->tx_pkt_prepare = NULL;
        dev->tx_pkt_burst = NULL;
        dev->rx_pkt_burst = NULL;
 }
@@ -1898,6 +2034,7 @@ sfc_register_dp(void)
        /* Register once */
        if (TAILQ_EMPTY(&sfc_dp_head)) {
                /* Prefer EF10 datapath */
+               sfc_dp_register(&sfc_dp_head, &sfc_ef10_essb_rx.dp);
                sfc_dp_register(&sfc_dp_head, &sfc_ef10_rx.dp);
                sfc_dp_register(&sfc_dp_head, &sfc_efx_rx.dp);
 
@@ -1910,29 +2047,48 @@ sfc_register_dp(void)
 static int
 sfc_eth_dev_init(struct rte_eth_dev *dev)
 {
-       struct sfc_adapter *sa = dev->data->dev_private;
+       struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
        struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
+       uint32_t logtype_main;
+       struct sfc_adapter *sa;
        int rc;
        const efx_nic_cfg_t *encp;
-       const struct ether_addr *from;
+       const struct rte_ether_addr *from;
 
        sfc_register_dp();
 
+       logtype_main = sfc_register_logtype(&pci_dev->addr,
+                                           SFC_LOGTYPE_MAIN_STR,
+                                           RTE_LOG_NOTICE);
+
        if (rte_eal_process_type() != RTE_PROC_PRIMARY)
-               return -sfc_eth_dev_secondary_set_ops(dev);
+               return -sfc_eth_dev_secondary_init(dev, logtype_main);
 
        /* Required for logging */
-       sa->pci_addr = pci_dev->addr;
-       sa->port_id = dev->data->port_id;
+       sas->pci_addr = pci_dev->addr;
+       sas->port_id = dev->data->port_id;
+
+       /*
+        * Allocate process private data from heap, since it should not
+        * be located in shared memory allocated using rte_malloc() API.
+        */
+       sa = calloc(1, sizeof(*sa));
+       if (sa == NULL) {
+               rc = ENOMEM;
+               goto fail_alloc_sa;
+       }
+
+       dev->process_private = sa;
+
+       /* Required for logging */
+       sa->priv.shared = sas;
+       sa->priv.logtype_main = logtype_main;
 
        sa->eth_dev = dev;
 
        /* Copy PCI device info to the dev->data */
        rte_eth_copy_pci_info(dev, pci_dev);
 
-       sa->logtype_main = sfc_register_logtype(sa, SFC_LOGTYPE_MAIN_STR,
-                                               RTE_LOG_NOTICE);
-
        rc = sfc_kvargs_parse(sa);
        if (rc != 0)
                goto fail_kvargs_parse;
@@ -1969,7 +2125,7 @@ sfc_eth_dev_init(struct rte_eth_dev *dev)
         * The arguments are really reverse order in comparison to
         * Linux kernel. Copy from NIC config to Ethernet device data.
         */
-       from = (const struct ether_addr *)(encp->enc_mac_addr);
+       from = (const struct rte_ether_addr *)(encp->enc_mac_addr);
        ether_addr_copy(from, &dev->data->mac_addrs[0]);
 
        sfc_adapter_unlock(sa);
@@ -1994,6 +2150,10 @@ fail_mac_addrs:
 
 fail_kvargs_parse:
        sfc_log_init(sa, "failed %d", rc);
+       dev->process_private = NULL;
+       free(sa);
+
+fail_alloc_sa:
        SFC_ASSERT(rc > 0);
        return -rc;
 }
@@ -2008,7 +2168,7 @@ sfc_eth_dev_uninit(struct rte_eth_dev *dev)
                return 0;
        }
 
-       sa = dev->data->dev_private;
+       sa = sfc_adapter_by_eth_dev(dev);
        sfc_log_init(sa, "entry");
 
        sfc_adapter_lock(sa);
@@ -2018,9 +2178,6 @@ sfc_eth_dev_uninit(struct rte_eth_dev *dev)
        sfc_detach(sa);
        sfc_unprobe(sa);
 
-       rte_free(dev->data->mac_addrs);
-       dev->data->mac_addrs = NULL;
-
        sfc_kvargs_cleanup(sa);
 
        sfc_adapter_unlock(sa);
@@ -2030,6 +2187,10 @@ sfc_eth_dev_uninit(struct rte_eth_dev *dev)
 
        /* Required for logging, so cleanup last */
        sa->eth_dev = NULL;
+
+       dev->process_private = NULL;
+       free(sa);
+
        return 0;
 }
 
@@ -2040,6 +2201,8 @@ static const struct rte_pci_id pci_id_sfc_efx_map[] = {
        { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_GREENPORT_VF) },
        { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD) },
        { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD_VF) },
+       { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD2) },
+       { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD2_VF) },
        { .vendor_id = 0 /* sentinel */ }
 };
 
@@ -2047,7 +2210,7 @@ static int sfc_eth_dev_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
        struct rte_pci_device *pci_dev)
 {
        return rte_eth_dev_pci_generic_probe(pci_dev,
-               sizeof(struct sfc_adapter), sfc_eth_dev_init);
+               sizeof(struct sfc_adapter_shared), sfc_eth_dev_init);
 }
 
 static int sfc_eth_dev_pci_remove(struct rte_pci_device *pci_dev)
@@ -2072,11 +2235,10 @@ RTE_PMD_REGISTER_PARAM_STRING(net_sfc_efx,
        SFC_KVARG_TX_DATAPATH "=" SFC_KVARG_VALUES_TX_DATAPATH " "
        SFC_KVARG_PERF_PROFILE "=" SFC_KVARG_VALUES_PERF_PROFILE " "
        SFC_KVARG_FW_VARIANT "=" SFC_KVARG_VALUES_FW_VARIANT " "
+       SFC_KVARG_RXD_WAIT_TIMEOUT_NS "=<long> "
        SFC_KVARG_STATS_UPDATE_PERIOD_MS "=<long>");
 
-RTE_INIT(sfc_driver_register_logtype);
-static void
-sfc_driver_register_logtype(void)
+RTE_INIT(sfc_driver_register_logtype)
 {
        int ret;