+static void
+sfc_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
+{
+ struct sfc_adapter *sa = dev->data->dev_private;
+ struct sfc_port *port = &sa->port;
+ uint64_t *mac_stats;
+
+ rte_spinlock_lock(&port->mac_stats_lock);
+
+ if (sfc_port_update_mac_stats(sa) != 0)
+ goto unlock;
+
+ mac_stats = port->mac_stats_buf;
+
+ if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask,
+ EFX_MAC_VADAPTER_RX_UNICAST_PACKETS)) {
+ stats->ipackets =
+ mac_stats[EFX_MAC_VADAPTER_RX_UNICAST_PACKETS] +
+ mac_stats[EFX_MAC_VADAPTER_RX_MULTICAST_PACKETS] +
+ mac_stats[EFX_MAC_VADAPTER_RX_BROADCAST_PACKETS];
+ stats->opackets =
+ mac_stats[EFX_MAC_VADAPTER_TX_UNICAST_PACKETS] +
+ mac_stats[EFX_MAC_VADAPTER_TX_MULTICAST_PACKETS] +
+ mac_stats[EFX_MAC_VADAPTER_TX_BROADCAST_PACKETS];
+ stats->ibytes =
+ mac_stats[EFX_MAC_VADAPTER_RX_UNICAST_BYTES] +
+ mac_stats[EFX_MAC_VADAPTER_RX_MULTICAST_BYTES] +
+ mac_stats[EFX_MAC_VADAPTER_RX_BROADCAST_BYTES];
+ stats->obytes =
+ 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->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];
+ /*
+ * Take into account stats which are whenever supported
+ * on EF10. If some stat is not supported by current
+ * firmware variant or HW revision, it is guaranteed
+ * to be zero in mac_stats.
+ */
+ stats->imissed =
+ mac_stats[EFX_MAC_RX_NODESC_DROP_CNT] +
+ mac_stats[EFX_MAC_PM_TRUNC_BB_OVERFLOW] +
+ mac_stats[EFX_MAC_PM_DISCARD_BB_OVERFLOW] +
+ mac_stats[EFX_MAC_PM_TRUNC_VFIFO_FULL] +
+ mac_stats[EFX_MAC_PM_DISCARD_VFIFO_FULL] +
+ mac_stats[EFX_MAC_PM_TRUNC_QBB] +
+ mac_stats[EFX_MAC_PM_DISCARD_QBB] +
+ mac_stats[EFX_MAC_PM_DISCARD_MAPPING] +
+ mac_stats[EFX_MAC_RXDP_Q_DISABLED_PKTS] +
+ mac_stats[EFX_MAC_RXDP_DI_DROPPED_PKTS];
+ stats->ierrors =
+ mac_stats[EFX_MAC_RX_FCS_ERRORS] +
+ mac_stats[EFX_MAC_RX_ALIGN_ERRORS] +
+ mac_stats[EFX_MAC_RX_JABBER_PKTS];
+ /* no oerrors counters supported on EF10 */
+ }
+
+unlock:
+ rte_spinlock_unlock(&port->mac_stats_lock);
+}
+
+static void
+sfc_stats_reset(struct rte_eth_dev *dev)
+{
+ struct sfc_adapter *sa = dev->data->dev_private;
+ struct sfc_port *port = &sa->port;
+ int rc;
+
+ if (sa->state != SFC_ADAPTER_STARTED) {
+ /*
+ * The operation cannot be done if port is not started; it
+ * will be scheduled to be done during the next port start
+ */
+ port->mac_stats_reset_pending = B_TRUE;
+ return;
+ }
+
+ rc = sfc_port_reset_mac_stats(sa);
+ if (rc != 0)
+ sfc_err(sa, "failed to reset statistics (rc = %d)", rc);
+}
+
+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_port *port = &sa->port;
+ uint64_t *mac_stats;
+ int rc;
+ unsigned int i;
+ int nstats = 0;
+
+ rte_spinlock_lock(&port->mac_stats_lock);
+
+ rc = sfc_port_update_mac_stats(sa);
+ if (rc != 0) {
+ SFC_ASSERT(rc > 0);
+ nstats = -rc;
+ goto unlock;
+ }
+
+ mac_stats = port->mac_stats_buf;
+
+ for (i = 0; i < EFX_MAC_NSTATS; ++i) {
+ if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i)) {
+ if (xstats != NULL && nstats < (int)xstats_count) {
+ xstats[nstats].id = nstats;
+ xstats[nstats].value = mac_stats[i];
+ }
+ nstats++;
+ }
+ }
+
+unlock:
+ rte_spinlock_unlock(&port->mac_stats_lock);
+
+ return nstats;
+}
+
+static int
+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_port *port = &sa->port;
+ unsigned int i;
+ unsigned int nstats = 0;
+
+ 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,
+ efx_mac_stat_name(sa->nic, i),
+ sizeof(xstats_names[0].name));
+ nstats++;
+ }
+ }
+
+ return nstats;
+}
+
+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;
+ unsigned int wanted_fc, link_fc;
+
+ memset(fc_conf, 0, sizeof(*fc_conf));
+
+ sfc_adapter_lock(sa);
+
+ if (sa->state == SFC_ADAPTER_STARTED)
+ efx_mac_fcntl_get(sa->nic, &wanted_fc, &link_fc);
+ else
+ link_fc = sa->port.flow_ctrl;
+
+ switch (link_fc) {
+ case 0:
+ fc_conf->mode = RTE_FC_NONE;
+ break;
+ case EFX_FCNTL_RESPOND:
+ fc_conf->mode = RTE_FC_RX_PAUSE;
+ break;
+ case EFX_FCNTL_GENERATE:
+ fc_conf->mode = RTE_FC_TX_PAUSE;
+ break;
+ case (EFX_FCNTL_RESPOND | EFX_FCNTL_GENERATE):
+ fc_conf->mode = RTE_FC_FULL;
+ break;
+ default:
+ sfc_err(sa, "%s: unexpected flow control value %#x",
+ __func__, link_fc);
+ }
+
+ fc_conf->autoneg = sa->port.flow_ctrl_autoneg;
+
+ sfc_adapter_unlock(sa);
+
+ return 0;
+}
+
+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_port *port = &sa->port;
+ unsigned int fcntl;
+ int rc;
+
+ if (fc_conf->high_water != 0 || fc_conf->low_water != 0 ||
+ fc_conf->pause_time != 0 || fc_conf->send_xon != 0 ||
+ fc_conf->mac_ctrl_frame_fwd != 0) {
+ sfc_err(sa, "unsupported flow control settings specified");
+ rc = EINVAL;
+ goto fail_inval;
+ }
+
+ switch (fc_conf->mode) {
+ case RTE_FC_NONE:
+ fcntl = 0;
+ break;
+ case RTE_FC_RX_PAUSE:
+ fcntl = EFX_FCNTL_RESPOND;
+ break;
+ case RTE_FC_TX_PAUSE:
+ fcntl = EFX_FCNTL_GENERATE;
+ break;
+ case RTE_FC_FULL:
+ fcntl = EFX_FCNTL_RESPOND | EFX_FCNTL_GENERATE;
+ break;
+ default:
+ rc = EINVAL;
+ goto fail_inval;
+ }
+
+ sfc_adapter_lock(sa);
+
+ if (sa->state == SFC_ADAPTER_STARTED) {
+ rc = efx_mac_fcntl_set(sa->nic, fcntl, fc_conf->autoneg);
+ if (rc != 0)
+ goto fail_mac_fcntl_set;
+ }
+
+ port->flow_ctrl = fcntl;
+ port->flow_ctrl_autoneg = fc_conf->autoneg;
+
+ sfc_adapter_unlock(sa);
+
+ return 0;
+
+fail_mac_fcntl_set:
+ sfc_adapter_unlock(sa);
+fail_inval:
+ SFC_ASSERT(rc > 0);
+ return -rc;
+}
+
+static int
+sfc_dev_set_mtu(struct rte_eth_dev *dev, uint16_t mtu)
+{
+ struct sfc_adapter *sa = dev->data->dev_private;
+ size_t pdu = EFX_MAC_PDU(mtu);
+ size_t old_pdu;
+ int rc;
+
+ sfc_log_init(sa, "mtu=%u", mtu);
+
+ rc = EINVAL;
+ if (pdu < EFX_MAC_PDU_MIN) {
+ sfc_err(sa, "too small MTU %u (PDU size %u less than min %u)",
+ (unsigned int)mtu, (unsigned int)pdu,
+ EFX_MAC_PDU_MIN);
+ goto fail_inval;
+ }
+ if (pdu > EFX_MAC_PDU_MAX) {
+ sfc_err(sa, "too big MTU %u (PDU size %u greater than max %u)",
+ (unsigned int)mtu, (unsigned int)pdu,
+ EFX_MAC_PDU_MAX);
+ goto fail_inval;
+ }
+
+ sfc_adapter_lock(sa);
+
+ if (pdu != sa->port.pdu) {
+ if (sa->state == SFC_ADAPTER_STARTED) {
+ sfc_stop(sa);
+
+ old_pdu = sa->port.pdu;
+ sa->port.pdu = pdu;
+ rc = sfc_start(sa);
+ if (rc != 0)
+ goto fail_start;
+ } else {
+ sa->port.pdu = pdu;
+ }
+ }
+
+ /*
+ * The driver does not use it, but other PMDs update jumbo_frame
+ * flag and max_rx_pkt_len when MTU is set.
+ */
+ dev->data->dev_conf.rxmode.jumbo_frame = (mtu > ETHER_MAX_LEN);
+ dev->data->dev_conf.rxmode.max_rx_pkt_len = sa->port.pdu;
+
+ sfc_adapter_unlock(sa);
+
+ sfc_log_init(sa, "done");
+ return 0;
+
+fail_start:
+ sa->port.pdu = old_pdu;
+ if (sfc_start(sa) != 0)
+ 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);
+ sfc_adapter_unlock(sa);
+
+fail_inval:
+ sfc_log_init(sa, "failed %d", rc);
+ SFC_ASSERT(rc > 0);
+ return -rc;
+}
+static void
+sfc_mac_addr_set(struct rte_eth_dev *dev, struct ether_addr *mac_addr)
+{
+ struct sfc_adapter *sa = dev->data->dev_private;
+ const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
+ int rc;
+
+ sfc_adapter_lock(sa);
+
+ if (sa->state != SFC_ADAPTER_STARTED) {
+ sfc_info(sa, "the port is not started");
+ sfc_info(sa, "the new MAC address will be set on port start");
+
+ goto unlock;
+ }
+
+ if (encp->enc_allow_set_mac_with_installed_filters) {
+ rc = efx_mac_addr_set(sa->nic, mac_addr->addr_bytes);
+ if (rc != 0) {
+ sfc_err(sa, "cannot set MAC address (rc = %u)", rc);
+ goto unlock;
+ }
+
+ /*
+ * Changing the MAC address by means of MCDI request
+ * has no effect on received traffic, therefore
+ * we also need to update unicast filters
+ */
+ rc = sfc_set_rx_mode(sa);
+ if (rc != 0)
+ sfc_err(sa, "cannot set filter (rc = %u)", rc);
+ } else {
+ sfc_warn(sa, "cannot set MAC address with filters installed");
+ sfc_warn(sa, "adapter will be restarted to pick the new MAC");
+ sfc_warn(sa, "(some traffic may be dropped)");
+
+ /*
+ * Since setting MAC address with filters installed is not
+ * allowed on the adapter, one needs to simply restart adapter
+ * so that the new MAC address will be taken from an outer
+ * storage and set flawlessly by means of sfc_start() call
+ */
+ sfc_stop(sa);
+ rc = sfc_start(sa);
+ if (rc != 0)
+ sfc_err(sa, "cannot restart adapter (rc = %u)", rc);
+ }
+
+unlock:
+ sfc_adapter_unlock(sa);
+}
+
+
+static int
+sfc_set_mc_addr_list(struct rte_eth_dev *dev, struct ether_addr *mc_addr_set,
+ uint32_t nb_mc_addr)
+{
+ struct sfc_adapter *sa = dev->data->dev_private;
+ struct sfc_port *port = &sa->port;
+ uint8_t *mc_addrs = port->mcast_addrs;
+ int rc;
+ unsigned int i;
+
+ if (mc_addrs == NULL)
+ return -ENOBUFS;
+
+ if (nb_mc_addr > port->max_mcast_addrs) {
+ sfc_err(sa, "too many multicast addresses: %u > %u",
+ nb_mc_addr, port->max_mcast_addrs);
+ return -EINVAL;
+ }
+
+ for (i = 0; i < nb_mc_addr; ++i) {
+ (void)rte_memcpy(mc_addrs, mc_addr_set[i].addr_bytes,
+ EFX_MAC_ADDR_LEN);
+ mc_addrs += EFX_MAC_ADDR_LEN;
+ }
+
+ port->nb_mcast_addrs = nb_mc_addr;
+
+ if (sa->state != SFC_ADAPTER_STARTED)
+ return 0;
+
+ rc = efx_mac_multicast_list_set(sa->nic, port->mcast_addrs,
+ port->nb_mcast_addrs);
+ if (rc != 0)
+ sfc_err(sa, "cannot set multicast address list (rc = %u)", rc);
+
+ SFC_ASSERT(rc > 0);
+ return -rc;
+}
+
+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_rxq_info *rxq_info;
+ struct sfc_rxq *rxq;
+
+ sfc_adapter_lock(sa);
+
+ SFC_ASSERT(rx_queue_id < sa->rxq_count);
+
+ rxq_info = &sa->rxq_info[rx_queue_id];
+ rxq = rxq_info->rxq;
+ SFC_ASSERT(rxq != NULL);
+
+ qinfo->mp = rxq->refill_mb_pool;
+ qinfo->conf.rx_free_thresh = rxq->refill_threshold;
+ qinfo->conf.rx_drop_en = 1;
+ qinfo->conf.rx_deferred_start = rxq_info->deferred_start;
+ qinfo->scattered_rx = (rxq_info->type == EFX_RXQ_TYPE_SCATTER);
+ qinfo->nb_desc = rxq_info->entries;
+
+ sfc_adapter_unlock(sa);
+}
+
+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_txq_info *txq_info;
+
+ sfc_adapter_lock(sa);
+
+ SFC_ASSERT(tx_queue_id < sa->txq_count);
+
+ txq_info = &sa->txq_info[tx_queue_id];
+ SFC_ASSERT(txq_info->txq != NULL);
+
+ memset(qinfo, 0, sizeof(*qinfo));
+
+ qinfo->conf.txq_flags = txq_info->txq->flags;
+ qinfo->conf.tx_free_thresh = txq_info->txq->free_thresh;
+ qinfo->conf.tx_deferred_start = txq_info->deferred_start;
+ qinfo->nb_desc = txq_info->entries;
+
+ sfc_adapter_unlock(sa);
+}
+
+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;
+
+ sfc_log_init(sa, "RxQ=%u", rx_queue_id);
+
+ return sfc_rx_qdesc_npending(sa, rx_queue_id);
+}
+
+static int
+sfc_rx_descriptor_done(void *queue, uint16_t offset)
+{
+ struct sfc_dp_rxq *dp_rxq = queue;
+
+ return sfc_rx_qdesc_done(dp_rxq, 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;
+ int rc;
+
+ sfc_log_init(sa, "RxQ=%u", rx_queue_id);
+
+ sfc_adapter_lock(sa);
+
+ rc = EINVAL;
+ if (sa->state != SFC_ADAPTER_STARTED)
+ goto fail_not_started;
+
+ 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;
+
+ sfc_adapter_unlock(sa);
+
+ return 0;
+
+fail_rx_qstart:
+fail_not_started:
+ sfc_adapter_unlock(sa);
+ SFC_ASSERT(rc > 0);
+ return -rc;
+}
+
+static int
+sfc_rx_queue_stop(struct rte_eth_dev *dev, uint16_t rx_queue_id)
+{
+ struct sfc_adapter *sa = dev->data->dev_private;
+
+ 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;
+
+ sfc_adapter_unlock(sa);
+
+ return 0;
+}
+
+static int
+sfc_tx_queue_start(struct rte_eth_dev *dev, uint16_t tx_queue_id)
+{
+ struct sfc_adapter *sa = dev->data->dev_private;
+ int rc;
+
+ sfc_log_init(sa, "TxQ = %u", tx_queue_id);
+
+ sfc_adapter_lock(sa);
+
+ rc = EINVAL;
+ if (sa->state != SFC_ADAPTER_STARTED)
+ goto fail_not_started;
+
+ 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;
+
+ sfc_adapter_unlock(sa);
+ return 0;
+
+fail_tx_qstart:
+
+fail_not_started:
+ sfc_adapter_unlock(sa);
+ SFC_ASSERT(rc > 0);
+ return -rc;
+}
+
+static int
+sfc_tx_queue_stop(struct rte_eth_dev *dev, uint16_t tx_queue_id)
+{
+ struct sfc_adapter *sa = dev->data->dev_private;
+
+ sfc_log_init(sa, "TxQ = %u", tx_queue_id);
+
+ sfc_adapter_lock(sa);
+
+ sfc_tx_qstop(sa, tx_queue_id);
+
+ sa->txq_info[tx_queue_id].deferred_started = B_FALSE;
+
+ sfc_adapter_unlock(sa);
+ return 0;
+}
+
+#if EFSYS_OPT_RX_SCALE
+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;
+
+ if ((sa->rss_channels == 1) ||
+ (sa->rss_support != EFX_RX_SCALE_EXCLUSIVE))
+ return -ENOTSUP;
+
+ 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_key_len = SFC_RSS_KEY_SIZE;
+ if (rss_conf->rss_key != NULL)
+ rte_memcpy(rss_conf->rss_key, sa->rss_key, SFC_RSS_KEY_SIZE);
+
+ sfc_adapter_unlock(sa);
+
+ return 0;
+}
+
+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;
+ unsigned int efx_hash_types;
+ int rc = 0;
+
+ if ((sa->rss_channels == 1) ||
+ (sa->rss_support != EFX_RX_SCALE_EXCLUSIVE)) {
+ sfc_err(sa, "RSS is not available");
+ return -ENOTSUP;
+ }
+
+ if ((rss_conf->rss_key != NULL) &&
+ (rss_conf->rss_key_len != sizeof(sa->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");
+ return -EINVAL;
+ }
+
+ sfc_adapter_lock(sa);
+
+ efx_hash_types = sfc_rte_to_efx_hash_type(rss_conf->rss_hf);
+
+ rc = efx_rx_scale_mode_set(sa->nic, EFX_RX_HASHALG_TOEPLITZ,
+ efx_hash_types, B_TRUE);
+ if (rc != 0)
+ goto fail_scale_mode_set;
+
+ if (rss_conf->rss_key != NULL) {
+ if (sa->state == SFC_ADAPTER_STARTED) {
+ rc = efx_rx_scale_key_set(sa->nic, rss_conf->rss_key,
+ sizeof(sa->rss_key));
+ if (rc != 0)
+ goto fail_scale_key_set;
+ }
+
+ rte_memcpy(sa->rss_key, rss_conf->rss_key, sizeof(sa->rss_key));
+ }
+
+ sa->rss_hash_types = efx_hash_types;
+
+ sfc_adapter_unlock(sa);
+
+ return 0;
+
+fail_scale_key_set:
+ if (efx_rx_scale_mode_set(sa->nic, EFX_RX_HASHALG_TOEPLITZ,
+ sa->rss_hash_types, B_TRUE) != 0)
+ sfc_err(sa, "failed to restore RSS mode");
+
+fail_scale_mode_set:
+ sfc_adapter_unlock(sa);
+ return -rc;
+}
+
+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;
+ int entry;
+
+ if ((sa->rss_channels == 1) ||
+ (sa->rss_support != EFX_RX_SCALE_EXCLUSIVE))
+ return -ENOTSUP;
+
+ 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];
+ }
+
+ sfc_adapter_unlock(sa);
+
+ return 0;
+}
+
+static int
+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;
+ unsigned int *rss_tbl_new;
+ uint16_t entry;
+ int rc;
+
+
+ if ((sa->rss_channels == 1) ||
+ (sa->rss_support != EFX_RX_SCALE_EXCLUSIVE)) {
+ sfc_err(sa, "RSS is not available");
+ return -ENOTSUP;
+ }
+
+ if (reta_size != EFX_RSS_TBL_SIZE) {
+ sfc_err(sa, "RETA size is wrong (should be %u)",
+ EFX_RSS_TBL_SIZE);
+ return -EINVAL;
+ }
+
+ rss_tbl_new = rte_zmalloc("rss_tbl_new", sizeof(sa->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));
+
+ for (entry = 0; entry < reta_size; entry++) {
+ int grp_idx = entry % RTE_RETA_GROUP_SIZE;
+ struct rte_eth_rss_reta_entry64 *grp;
+
+ grp = &reta_conf[entry / RTE_RETA_GROUP_SIZE];
+
+ if (grp->mask & (1ull << grp_idx)) {
+ if (grp->reta[grp_idx] >= sa->rss_channels) {
+ rc = EINVAL;
+ goto bad_reta_entry;
+ }
+ rss_tbl_new[entry] = grp->reta[grp_idx];
+ }
+ }
+
+ rc = efx_rx_scale_tbl_set(sa->nic, rss_tbl_new, EFX_RSS_TBL_SIZE);
+ if (rc == 0)
+ rte_memcpy(sa->rss_tbl, rss_tbl_new, sizeof(sa->rss_tbl));
+
+bad_reta_entry:
+ sfc_adapter_unlock(sa);
+
+ rte_free(rss_tbl_new);
+
+ 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;
+ int rc = ENOTSUP;
+
+ sfc_log_init(sa, "entry");
+
+ switch (filter_type) {
+ case RTE_ETH_FILTER_NONE:
+ sfc_err(sa, "Global filters configuration not supported");
+ break;
+ case RTE_ETH_FILTER_MACVLAN:
+ sfc_err(sa, "MACVLAN filters not supported");
+ break;
+ case RTE_ETH_FILTER_ETHERTYPE:
+ sfc_err(sa, "EtherType filters not supported");
+ break;
+ case RTE_ETH_FILTER_FLEXIBLE:
+ sfc_err(sa, "Flexible filters not supported");
+ break;
+ case RTE_ETH_FILTER_SYN:
+ sfc_err(sa, "SYN filters not supported");
+ break;
+ case RTE_ETH_FILTER_NTUPLE:
+ sfc_err(sa, "NTUPLE filters not supported");
+ break;
+ case RTE_ETH_FILTER_TUNNEL:
+ sfc_err(sa, "Tunnel filters not supported");
+ break;
+ case RTE_ETH_FILTER_FDIR:
+ sfc_err(sa, "Flow Director filters not supported");
+ break;
+ case RTE_ETH_FILTER_HASH:
+ sfc_err(sa, "Hash filters not supported");
+ break;
+ case RTE_ETH_FILTER_GENERIC:
+ if (filter_op != RTE_ETH_FILTER_GET) {
+ rc = EINVAL;
+ } else {
+ *(const void **)arg = &sfc_flow_ops;
+ rc = 0;
+ }
+ break;
+ default:
+ sfc_err(sa, "Unknown filter type %u", filter_type);
+ break;
+ }
+
+ sfc_log_init(sa, "exit: %d", -rc);
+ SFC_ASSERT(rc >= 0);
+ return -rc;
+}
+