1 /* SPDX-License-Identifier: BSD-3-Clause
3 * Copyright(c) 2019-2021 Xilinx, Inc.
4 * Copyright(c) 2016-2019 Solarflare Communications Inc.
6 * This software was jointly developed between OKTET Labs (under contract
7 * for Solarflare) and Solarflare Communications, Inc.
11 #include <ethdev_driver.h>
12 #include <ethdev_pci.h>
14 #include <rte_bus_pci.h>
15 #include <rte_errno.h>
16 #include <rte_string_fns.h>
17 #include <rte_ether.h>
22 #include "sfc_debug.h"
24 #include "sfc_kvargs.h"
29 #include "sfc_flow_tunnel.h"
31 #include "sfc_dp_rx.h"
33 #include "sfc_sw_stats.h"
34 #include "sfc_switch.h"
36 #define SFC_XSTAT_ID_INVALID_VAL UINT64_MAX
37 #define SFC_XSTAT_ID_INVALID_NAME '\0'
39 uint32_t sfc_logtype_driver;
41 static struct sfc_dp_list sfc_dp_head =
42 TAILQ_HEAD_INITIALIZER(sfc_dp_head);
45 static void sfc_eth_dev_clear_ops(struct rte_eth_dev *dev);
49 sfc_fw_version_get(struct rte_eth_dev *dev, char *fw_version, size_t fw_size)
51 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
52 efx_nic_fw_info_t enfi;
56 rc = efx_nic_get_fw_version(sa->nic, &enfi);
60 ret = snprintf(fw_version, fw_size,
61 "%" PRIu16 ".%" PRIu16 ".%" PRIu16 ".%" PRIu16,
62 enfi.enfi_mc_fw_version[0], enfi.enfi_mc_fw_version[1],
63 enfi.enfi_mc_fw_version[2], enfi.enfi_mc_fw_version[3]);
67 if (enfi.enfi_dpcpu_fw_ids_valid) {
68 size_t dpcpu_fw_ids_offset = MIN(fw_size - 1, (size_t)ret);
71 ret_extra = snprintf(fw_version + dpcpu_fw_ids_offset,
72 fw_size - dpcpu_fw_ids_offset,
73 " rx%" PRIx16 " tx%" PRIx16,
74 enfi.enfi_rx_dpcpu_fw_id,
75 enfi.enfi_tx_dpcpu_fw_id);
82 if (fw_size < (size_t)(++ret))
89 sfc_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
91 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
92 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
93 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
94 struct sfc_rss *rss = &sas->rss;
95 struct sfc_mae *mae = &sa->mae;
96 uint64_t txq_offloads_def = 0;
98 sfc_log_init(sa, "entry");
100 dev_info->min_mtu = RTE_ETHER_MIN_MTU;
101 dev_info->max_mtu = EFX_MAC_SDU_MAX;
103 dev_info->max_rx_pktlen = EFX_MAC_PDU_MAX;
105 dev_info->max_vfs = sa->sriov.num_vfs;
107 /* Autonegotiation may be disabled */
108 dev_info->speed_capa = RTE_ETH_LINK_SPEED_FIXED;
109 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_1000FDX))
110 dev_info->speed_capa |= RTE_ETH_LINK_SPEED_1G;
111 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_10000FDX))
112 dev_info->speed_capa |= RTE_ETH_LINK_SPEED_10G;
113 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_25000FDX))
114 dev_info->speed_capa |= RTE_ETH_LINK_SPEED_25G;
115 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_40000FDX))
116 dev_info->speed_capa |= RTE_ETH_LINK_SPEED_40G;
117 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_50000FDX))
118 dev_info->speed_capa |= RTE_ETH_LINK_SPEED_50G;
119 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_100000FDX))
120 dev_info->speed_capa |= RTE_ETH_LINK_SPEED_100G;
122 dev_info->max_rx_queues = sa->rxq_max;
123 dev_info->max_tx_queues = sa->txq_max;
125 /* By default packets are dropped if no descriptors are available */
126 dev_info->default_rxconf.rx_drop_en = 1;
128 dev_info->rx_queue_offload_capa = sfc_rx_get_queue_offload_caps(sa);
131 * rx_offload_capa includes both device and queue offloads since
132 * the latter may be requested on a per device basis which makes
133 * sense when some offloads are needed to be set on all queues.
135 dev_info->rx_offload_capa = sfc_rx_get_dev_offload_caps(sa) |
136 dev_info->rx_queue_offload_capa;
138 dev_info->tx_queue_offload_capa = sfc_tx_get_queue_offload_caps(sa);
141 * tx_offload_capa includes both device and queue offloads since
142 * the latter may be requested on a per device basis which makes
143 * sense when some offloads are needed to be set on all queues.
145 dev_info->tx_offload_capa = sfc_tx_get_dev_offload_caps(sa) |
146 dev_info->tx_queue_offload_capa;
148 if (dev_info->tx_offload_capa & RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE)
149 txq_offloads_def |= RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE;
151 dev_info->default_txconf.offloads |= txq_offloads_def;
153 if (rss->context_type != EFX_RX_SCALE_UNAVAILABLE) {
157 for (i = 0; i < rss->hf_map_nb_entries; ++i)
158 rte_hf |= rss->hf_map[i].rte;
160 dev_info->reta_size = EFX_RSS_TBL_SIZE;
161 dev_info->hash_key_size = EFX_RSS_KEY_SIZE;
162 dev_info->flow_type_rss_offloads = rte_hf;
165 /* Initialize to hardware limits */
166 dev_info->rx_desc_lim.nb_max = sa->rxq_max_entries;
167 dev_info->rx_desc_lim.nb_min = sa->rxq_min_entries;
168 /* The RXQ hardware requires that the descriptor count is a power
169 * of 2, but rx_desc_lim cannot properly describe that constraint.
171 dev_info->rx_desc_lim.nb_align = sa->rxq_min_entries;
173 /* Initialize to hardware limits */
174 dev_info->tx_desc_lim.nb_max = sa->txq_max_entries;
175 dev_info->tx_desc_lim.nb_min = sa->txq_min_entries;
177 * The TXQ hardware requires that the descriptor count is a power
178 * of 2, but tx_desc_lim cannot properly describe that constraint
180 dev_info->tx_desc_lim.nb_align = sa->txq_min_entries;
182 if (sap->dp_rx->get_dev_info != NULL)
183 sap->dp_rx->get_dev_info(dev_info);
184 if (sap->dp_tx->get_dev_info != NULL)
185 sap->dp_tx->get_dev_info(dev_info);
187 dev_info->dev_capa = RTE_ETH_DEV_CAPA_RUNTIME_RX_QUEUE_SETUP |
188 RTE_ETH_DEV_CAPA_RUNTIME_TX_QUEUE_SETUP;
189 dev_info->dev_capa &= ~RTE_ETH_DEV_CAPA_FLOW_RULE_KEEP;
191 if (mae->status == SFC_MAE_STATUS_SUPPORTED ||
192 mae->status == SFC_MAE_STATUS_ADMIN) {
193 dev_info->switch_info.name = dev->device->driver->name;
194 dev_info->switch_info.domain_id = mae->switch_domain_id;
195 dev_info->switch_info.port_id = mae->switch_port_id;
201 static const uint32_t *
202 sfc_dev_supported_ptypes_get(struct rte_eth_dev *dev)
204 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
206 return sap->dp_rx->supported_ptypes_get(sap->shared->tunnel_encaps);
210 sfc_dev_configure(struct rte_eth_dev *dev)
212 struct rte_eth_dev_data *dev_data = dev->data;
213 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
216 sfc_log_init(sa, "entry n_rxq=%u n_txq=%u",
217 dev_data->nb_rx_queues, dev_data->nb_tx_queues);
219 sfc_adapter_lock(sa);
221 case SFC_ETHDEV_CONFIGURED:
223 case SFC_ETHDEV_INITIALIZED:
224 rc = sfc_configure(sa);
227 sfc_err(sa, "unexpected adapter state %u to configure",
232 sfc_adapter_unlock(sa);
234 sfc_log_init(sa, "done %d", rc);
240 sfc_dev_start(struct rte_eth_dev *dev)
242 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
245 sfc_log_init(sa, "entry");
247 sfc_adapter_lock(sa);
249 sfc_adapter_unlock(sa);
251 sfc_log_init(sa, "done %d", rc);
257 sfc_dev_link_update(struct rte_eth_dev *dev, int wait_to_complete)
259 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
260 struct rte_eth_link current_link;
263 sfc_log_init(sa, "entry");
265 if (sa->state != SFC_ETHDEV_STARTED) {
266 sfc_port_link_mode_to_info(EFX_LINK_UNKNOWN, ¤t_link);
267 } else if (wait_to_complete) {
268 efx_link_mode_t link_mode;
270 if (efx_port_poll(sa->nic, &link_mode) != 0)
271 link_mode = EFX_LINK_UNKNOWN;
272 sfc_port_link_mode_to_info(link_mode, ¤t_link);
275 sfc_ev_mgmt_qpoll(sa);
276 rte_eth_linkstatus_get(dev, ¤t_link);
279 ret = rte_eth_linkstatus_set(dev, ¤t_link);
281 sfc_notice(sa, "Link status is %s",
282 current_link.link_status ? "UP" : "DOWN");
288 sfc_dev_stop(struct rte_eth_dev *dev)
290 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
292 sfc_log_init(sa, "entry");
294 sfc_adapter_lock(sa);
296 sfc_adapter_unlock(sa);
298 sfc_log_init(sa, "done");
304 sfc_dev_set_link_up(struct rte_eth_dev *dev)
306 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
309 sfc_log_init(sa, "entry");
311 sfc_adapter_lock(sa);
313 sfc_adapter_unlock(sa);
320 sfc_dev_set_link_down(struct rte_eth_dev *dev)
322 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
324 sfc_log_init(sa, "entry");
326 sfc_adapter_lock(sa);
328 sfc_adapter_unlock(sa);
334 sfc_eth_dev_secondary_clear_ops(struct rte_eth_dev *dev)
336 free(dev->process_private);
337 rte_eth_dev_release_port(dev);
341 sfc_dev_close(struct rte_eth_dev *dev)
343 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
345 sfc_log_init(sa, "entry");
347 if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
348 sfc_eth_dev_secondary_clear_ops(dev);
354 sfc_adapter_lock(sa);
356 case SFC_ETHDEV_STARTED:
358 SFC_ASSERT(sa->state == SFC_ETHDEV_CONFIGURED);
360 case SFC_ETHDEV_CONFIGURED:
362 SFC_ASSERT(sa->state == SFC_ETHDEV_INITIALIZED);
364 case SFC_ETHDEV_INITIALIZED:
367 sfc_err(sa, "unexpected adapter state %u on close", sa->state);
372 * Cleanup all resources.
373 * Rollback primary process sfc_eth_dev_init() below.
376 sfc_eth_dev_clear_ops(dev);
381 sfc_kvargs_cleanup(sa);
383 sfc_adapter_unlock(sa);
384 sfc_adapter_lock_fini(sa);
386 sfc_log_init(sa, "done");
388 /* Required for logging, so cleanup last */
397 sfc_dev_filter_set(struct rte_eth_dev *dev, enum sfc_dev_filter_mode mode,
400 struct sfc_port *port;
402 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
403 boolean_t allmulti = (mode == SFC_DEV_FILTER_MODE_ALLMULTI);
404 const char *desc = (allmulti) ? "all-multi" : "promiscuous";
407 sfc_adapter_lock(sa);
410 toggle = (allmulti) ? (&port->allmulti) : (&port->promisc);
412 if (*toggle != enabled) {
415 if (sfc_sa2shared(sa)->isolated) {
416 sfc_warn(sa, "isolated mode is active on the port");
417 sfc_warn(sa, "the change is to be applied on the next "
418 "start provided that isolated mode is "
419 "disabled prior the next start");
420 } else if ((sa->state == SFC_ETHDEV_STARTED) &&
421 ((rc = sfc_set_rx_mode(sa)) != 0)) {
422 *toggle = !(enabled);
423 sfc_warn(sa, "Failed to %s %s mode, rc = %d",
424 ((enabled) ? "enable" : "disable"), desc, rc);
427 * For promiscuous and all-multicast filters a
428 * permission failure should be reported as an
429 * unsupported filter.
436 sfc_adapter_unlock(sa);
441 sfc_dev_promisc_enable(struct rte_eth_dev *dev)
443 int rc = sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_PROMISC, B_TRUE);
450 sfc_dev_promisc_disable(struct rte_eth_dev *dev)
452 int rc = sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_PROMISC, B_FALSE);
459 sfc_dev_allmulti_enable(struct rte_eth_dev *dev)
461 int rc = sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_ALLMULTI, B_TRUE);
468 sfc_dev_allmulti_disable(struct rte_eth_dev *dev)
470 int rc = sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_ALLMULTI, B_FALSE);
477 sfc_rx_queue_setup(struct rte_eth_dev *dev, uint16_t ethdev_qid,
478 uint16_t nb_rx_desc, unsigned int socket_id,
479 const struct rte_eth_rxconf *rx_conf,
480 struct rte_mempool *mb_pool)
482 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
483 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
484 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
485 struct sfc_rxq_info *rxq_info;
486 sfc_sw_index_t sw_index;
489 sfc_log_init(sa, "RxQ=%u nb_rx_desc=%u socket_id=%u",
490 ethdev_qid, nb_rx_desc, socket_id);
492 sfc_adapter_lock(sa);
494 sw_index = sfc_rxq_sw_index_by_ethdev_rx_qid(sas, sfc_ethdev_qid);
495 rc = sfc_rx_qinit(sa, sw_index, nb_rx_desc, socket_id,
500 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
501 dev->data->rx_queues[ethdev_qid] = rxq_info->dp;
503 sfc_adapter_unlock(sa);
508 sfc_adapter_unlock(sa);
514 sfc_rx_queue_release(struct rte_eth_dev *dev, uint16_t qid)
516 struct sfc_dp_rxq *dp_rxq = dev->data->rx_queues[qid];
518 struct sfc_adapter *sa;
519 sfc_sw_index_t sw_index;
524 rxq = sfc_rxq_by_dp_rxq(dp_rxq);
526 sfc_adapter_lock(sa);
528 sw_index = dp_rxq->dpq.queue_id;
530 sfc_log_init(sa, "RxQ=%u", sw_index);
532 sfc_rx_qfini(sa, sw_index);
534 sfc_adapter_unlock(sa);
538 sfc_tx_queue_setup(struct rte_eth_dev *dev, uint16_t ethdev_qid,
539 uint16_t nb_tx_desc, unsigned int socket_id,
540 const struct rte_eth_txconf *tx_conf)
542 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
543 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
544 struct sfc_txq_info *txq_info;
545 sfc_sw_index_t sw_index;
548 sfc_log_init(sa, "TxQ = %u, nb_tx_desc = %u, socket_id = %u",
549 ethdev_qid, nb_tx_desc, socket_id);
551 sfc_adapter_lock(sa);
553 sw_index = sfc_txq_sw_index_by_ethdev_tx_qid(sas, ethdev_qid);
554 rc = sfc_tx_qinit(sa, sw_index, nb_tx_desc, socket_id, tx_conf);
558 txq_info = sfc_txq_info_by_ethdev_qid(sas, ethdev_qid);
559 dev->data->tx_queues[ethdev_qid] = txq_info->dp;
561 sfc_adapter_unlock(sa);
565 sfc_adapter_unlock(sa);
571 sfc_tx_queue_release(struct rte_eth_dev *dev, uint16_t qid)
573 struct sfc_dp_txq *dp_txq = dev->data->tx_queues[qid];
575 sfc_sw_index_t sw_index;
576 struct sfc_adapter *sa;
581 txq = sfc_txq_by_dp_txq(dp_txq);
582 sw_index = dp_txq->dpq.queue_id;
584 SFC_ASSERT(txq->evq != NULL);
587 sfc_log_init(sa, "TxQ = %u", sw_index);
589 sfc_adapter_lock(sa);
591 sfc_tx_qfini(sa, sw_index);
593 sfc_adapter_unlock(sa);
597 sfc_stats_get_dp_rx(struct sfc_adapter *sa, uint64_t *pkts, uint64_t *bytes)
599 struct sfc_adapter_shared *sas = sfc_sa2shared(sa);
600 uint64_t pkts_sum = 0;
601 uint64_t bytes_sum = 0;
604 for (i = 0; i < sas->ethdev_rxq_count; ++i) {
605 struct sfc_rxq_info *rxq_info;
607 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, i);
608 if (rxq_info->state & SFC_RXQ_INITIALIZED) {
609 union sfc_pkts_bytes qstats;
611 sfc_pkts_bytes_get(&rxq_info->dp->dpq.stats, &qstats);
612 pkts_sum += qstats.pkts -
613 sa->sw_stats.reset_rx_pkts[i];
614 bytes_sum += qstats.bytes -
615 sa->sw_stats.reset_rx_bytes[i];
624 sfc_stats_get_dp_tx(struct sfc_adapter *sa, uint64_t *pkts, uint64_t *bytes)
626 struct sfc_adapter_shared *sas = sfc_sa2shared(sa);
627 uint64_t pkts_sum = 0;
628 uint64_t bytes_sum = 0;
631 for (i = 0; i < sas->ethdev_txq_count; ++i) {
632 struct sfc_txq_info *txq_info;
634 txq_info = sfc_txq_info_by_ethdev_qid(sas, i);
635 if (txq_info->state & SFC_TXQ_INITIALIZED) {
636 union sfc_pkts_bytes qstats;
638 sfc_pkts_bytes_get(&txq_info->dp->dpq.stats, &qstats);
639 pkts_sum += qstats.pkts -
640 sa->sw_stats.reset_tx_pkts[i];
641 bytes_sum += qstats.bytes -
642 sa->sw_stats.reset_tx_bytes[i];
651 * Some statistics are computed as A - B where A and B each increase
652 * monotonically with some hardware counter(s) and the counters are read
655 * If packet X is counted in A, but not counted in B yet, computed value is
658 * If packet X is not counted in A at the moment of reading the counter,
659 * but counted in B at the moment of reading the counter, computed value
662 * However, counter which grows backward is worse evil than slightly wrong
663 * value. So, let's try to guarantee that it never happens except may be
664 * the case when the MAC stats are zeroed as a result of a NIC reset.
667 sfc_update_diff_stat(uint64_t *stat, uint64_t newval)
669 if ((int64_t)(newval - *stat) > 0 || newval == 0)
674 sfc_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
676 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
677 bool have_dp_rx_stats = sap->dp_rx->features & SFC_DP_RX_FEAT_STATS;
678 bool have_dp_tx_stats = sap->dp_tx->features & SFC_DP_TX_FEAT_STATS;
679 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
680 struct sfc_port *port = &sa->port;
684 sfc_adapter_lock(sa);
686 if (have_dp_rx_stats)
687 sfc_stats_get_dp_rx(sa, &stats->ipackets, &stats->ibytes);
688 if (have_dp_tx_stats)
689 sfc_stats_get_dp_tx(sa, &stats->opackets, &stats->obytes);
691 ret = sfc_port_update_mac_stats(sa, B_FALSE);
695 mac_stats = port->mac_stats_buf;
697 if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask,
698 EFX_MAC_VADAPTER_RX_UNICAST_PACKETS)) {
699 if (!have_dp_rx_stats) {
701 mac_stats[EFX_MAC_VADAPTER_RX_UNICAST_PACKETS] +
702 mac_stats[EFX_MAC_VADAPTER_RX_MULTICAST_PACKETS] +
703 mac_stats[EFX_MAC_VADAPTER_RX_BROADCAST_PACKETS];
705 mac_stats[EFX_MAC_VADAPTER_RX_UNICAST_BYTES] +
706 mac_stats[EFX_MAC_VADAPTER_RX_MULTICAST_BYTES] +
707 mac_stats[EFX_MAC_VADAPTER_RX_BROADCAST_BYTES];
709 /* CRC is included in these stats, but shouldn't be */
710 stats->ibytes -= stats->ipackets * RTE_ETHER_CRC_LEN;
712 if (!have_dp_tx_stats) {
714 mac_stats[EFX_MAC_VADAPTER_TX_UNICAST_PACKETS] +
715 mac_stats[EFX_MAC_VADAPTER_TX_MULTICAST_PACKETS] +
716 mac_stats[EFX_MAC_VADAPTER_TX_BROADCAST_PACKETS];
718 mac_stats[EFX_MAC_VADAPTER_TX_UNICAST_BYTES] +
719 mac_stats[EFX_MAC_VADAPTER_TX_MULTICAST_BYTES] +
720 mac_stats[EFX_MAC_VADAPTER_TX_BROADCAST_BYTES];
722 /* CRC is included in these stats, but shouldn't be */
723 stats->obytes -= stats->opackets * RTE_ETHER_CRC_LEN;
725 stats->imissed = mac_stats[EFX_MAC_VADAPTER_RX_BAD_PACKETS];
726 stats->oerrors = mac_stats[EFX_MAC_VADAPTER_TX_BAD_PACKETS];
728 if (!have_dp_tx_stats) {
729 stats->opackets = mac_stats[EFX_MAC_TX_PKTS];
730 stats->obytes = mac_stats[EFX_MAC_TX_OCTETS] -
731 mac_stats[EFX_MAC_TX_PKTS] * RTE_ETHER_CRC_LEN;
735 * Take into account stats which are whenever supported
736 * on EF10. If some stat is not supported by current
737 * firmware variant or HW revision, it is guaranteed
738 * to be zero in mac_stats.
741 mac_stats[EFX_MAC_RX_NODESC_DROP_CNT] +
742 mac_stats[EFX_MAC_PM_TRUNC_BB_OVERFLOW] +
743 mac_stats[EFX_MAC_PM_DISCARD_BB_OVERFLOW] +
744 mac_stats[EFX_MAC_PM_TRUNC_VFIFO_FULL] +
745 mac_stats[EFX_MAC_PM_DISCARD_VFIFO_FULL] +
746 mac_stats[EFX_MAC_PM_TRUNC_QBB] +
747 mac_stats[EFX_MAC_PM_DISCARD_QBB] +
748 mac_stats[EFX_MAC_PM_DISCARD_MAPPING] +
749 mac_stats[EFX_MAC_RXDP_Q_DISABLED_PKTS] +
750 mac_stats[EFX_MAC_RXDP_DI_DROPPED_PKTS];
752 mac_stats[EFX_MAC_RX_FCS_ERRORS] +
753 mac_stats[EFX_MAC_RX_ALIGN_ERRORS] +
754 mac_stats[EFX_MAC_RX_JABBER_PKTS];
755 /* no oerrors counters supported on EF10 */
757 if (!have_dp_rx_stats) {
758 /* Exclude missed, errors and pauses from Rx packets */
759 sfc_update_diff_stat(&port->ipackets,
760 mac_stats[EFX_MAC_RX_PKTS] -
761 mac_stats[EFX_MAC_RX_PAUSE_PKTS] -
762 stats->imissed - stats->ierrors);
763 stats->ipackets = port->ipackets;
764 stats->ibytes = mac_stats[EFX_MAC_RX_OCTETS] -
765 mac_stats[EFX_MAC_RX_PKTS] * RTE_ETHER_CRC_LEN;
770 sfc_adapter_unlock(sa);
771 SFC_ASSERT(ret >= 0);
776 sfc_stats_reset(struct rte_eth_dev *dev)
778 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
779 struct sfc_port *port = &sa->port;
782 sfc_adapter_lock(sa);
784 if (sa->state != SFC_ETHDEV_STARTED) {
786 * The operation cannot be done if port is not started; it
787 * will be scheduled to be done during the next port start
789 port->mac_stats_reset_pending = B_TRUE;
790 sfc_adapter_unlock(sa);
794 rc = sfc_port_reset_mac_stats(sa);
796 sfc_err(sa, "failed to reset statistics (rc = %d)", rc);
798 sfc_sw_xstats_reset(sa);
800 sfc_adapter_unlock(sa);
807 sfc_xstats_get_nb_supported(struct sfc_adapter *sa)
809 struct sfc_port *port = &sa->port;
810 unsigned int nb_supported;
812 sfc_adapter_lock(sa);
813 nb_supported = port->mac_stats_nb_supported +
814 sfc_sw_xstats_get_nb_supported(sa);
815 sfc_adapter_unlock(sa);
821 sfc_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
822 unsigned int xstats_count)
824 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
825 unsigned int nb_written = 0;
826 unsigned int nb_supported = 0;
829 if (unlikely(xstats == NULL))
830 return sfc_xstats_get_nb_supported(sa);
832 rc = sfc_port_get_mac_stats(sa, xstats, xstats_count, &nb_written);
837 sfc_sw_xstats_get_vals(sa, xstats, xstats_count, &nb_written,
844 sfc_xstats_get_names(struct rte_eth_dev *dev,
845 struct rte_eth_xstat_name *xstats_names,
846 unsigned int xstats_count)
848 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
849 struct sfc_port *port = &sa->port;
851 unsigned int nstats = 0;
852 unsigned int nb_written = 0;
855 if (unlikely(xstats_names == NULL))
856 return sfc_xstats_get_nb_supported(sa);
858 for (i = 0; i < EFX_MAC_NSTATS; ++i) {
859 if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i)) {
860 if (nstats < xstats_count) {
861 strlcpy(xstats_names[nstats].name,
862 efx_mac_stat_name(sa->nic, i),
863 sizeof(xstats_names[0].name));
870 ret = sfc_sw_xstats_get_names(sa, xstats_names, xstats_count,
871 &nb_written, &nstats);
881 sfc_xstats_get_by_id(struct rte_eth_dev *dev, const uint64_t *ids,
882 uint64_t *values, unsigned int n)
884 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
885 struct sfc_port *port = &sa->port;
886 unsigned int nb_supported;
890 if (unlikely(ids == NULL || values == NULL))
894 * Values array could be filled in nonsequential order. Fill values with
895 * constant indicating invalid ID first.
897 for (i = 0; i < n; i++)
898 values[i] = SFC_XSTAT_ID_INVALID_VAL;
900 rc = sfc_port_get_mac_stats_by_id(sa, ids, values, n);
904 nb_supported = port->mac_stats_nb_supported;
905 sfc_sw_xstats_get_vals_by_id(sa, ids, values, n, &nb_supported);
907 /* Return number of written stats before invalid ID is encountered. */
908 for (i = 0; i < n; i++) {
909 if (values[i] == SFC_XSTAT_ID_INVALID_VAL)
917 sfc_xstats_get_names_by_id(struct rte_eth_dev *dev,
919 struct rte_eth_xstat_name *xstats_names,
922 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
923 struct sfc_port *port = &sa->port;
924 unsigned int nb_supported;
928 if (unlikely(xstats_names == NULL && ids != NULL) ||
929 unlikely(xstats_names != NULL && ids == NULL))
932 if (unlikely(xstats_names == NULL && ids == NULL))
933 return sfc_xstats_get_nb_supported(sa);
936 * Names array could be filled in nonsequential order. Fill names with
937 * string indicating invalid ID first.
939 for (i = 0; i < size; i++)
940 xstats_names[i].name[0] = SFC_XSTAT_ID_INVALID_NAME;
942 sfc_adapter_lock(sa);
944 SFC_ASSERT(port->mac_stats_nb_supported <=
945 RTE_DIM(port->mac_stats_by_id));
947 for (i = 0; i < size; i++) {
948 if (ids[i] < port->mac_stats_nb_supported) {
949 strlcpy(xstats_names[i].name,
950 efx_mac_stat_name(sa->nic,
951 port->mac_stats_by_id[ids[i]]),
952 sizeof(xstats_names[0].name));
956 nb_supported = port->mac_stats_nb_supported;
958 sfc_adapter_unlock(sa);
960 ret = sfc_sw_xstats_get_names_by_id(sa, ids, xstats_names, size,
967 /* Return number of written names before invalid ID is encountered. */
968 for (i = 0; i < size; i++) {
969 if (xstats_names[i].name[0] == SFC_XSTAT_ID_INVALID_NAME)
977 sfc_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
979 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
980 unsigned int wanted_fc, link_fc;
982 memset(fc_conf, 0, sizeof(*fc_conf));
984 sfc_adapter_lock(sa);
986 if (sa->state == SFC_ETHDEV_STARTED)
987 efx_mac_fcntl_get(sa->nic, &wanted_fc, &link_fc);
989 link_fc = sa->port.flow_ctrl;
993 fc_conf->mode = RTE_ETH_FC_NONE;
995 case EFX_FCNTL_RESPOND:
996 fc_conf->mode = RTE_ETH_FC_RX_PAUSE;
998 case EFX_FCNTL_GENERATE:
999 fc_conf->mode = RTE_ETH_FC_TX_PAUSE;
1001 case (EFX_FCNTL_RESPOND | EFX_FCNTL_GENERATE):
1002 fc_conf->mode = RTE_ETH_FC_FULL;
1005 sfc_err(sa, "%s: unexpected flow control value %#x",
1009 fc_conf->autoneg = sa->port.flow_ctrl_autoneg;
1011 sfc_adapter_unlock(sa);
1017 sfc_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
1019 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1020 struct sfc_port *port = &sa->port;
1024 if (fc_conf->high_water != 0 || fc_conf->low_water != 0 ||
1025 fc_conf->pause_time != 0 || fc_conf->send_xon != 0 ||
1026 fc_conf->mac_ctrl_frame_fwd != 0) {
1027 sfc_err(sa, "unsupported flow control settings specified");
1032 switch (fc_conf->mode) {
1033 case RTE_ETH_FC_NONE:
1036 case RTE_ETH_FC_RX_PAUSE:
1037 fcntl = EFX_FCNTL_RESPOND;
1039 case RTE_ETH_FC_TX_PAUSE:
1040 fcntl = EFX_FCNTL_GENERATE;
1042 case RTE_ETH_FC_FULL:
1043 fcntl = EFX_FCNTL_RESPOND | EFX_FCNTL_GENERATE;
1050 sfc_adapter_lock(sa);
1052 if (sa->state == SFC_ETHDEV_STARTED) {
1053 rc = efx_mac_fcntl_set(sa->nic, fcntl, fc_conf->autoneg);
1055 goto fail_mac_fcntl_set;
1058 port->flow_ctrl = fcntl;
1059 port->flow_ctrl_autoneg = fc_conf->autoneg;
1061 sfc_adapter_unlock(sa);
1066 sfc_adapter_unlock(sa);
1073 sfc_check_scatter_on_all_rx_queues(struct sfc_adapter *sa, size_t pdu)
1075 struct sfc_adapter_shared * const sas = sfc_sa2shared(sa);
1076 const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
1077 boolean_t scatter_enabled;
1081 for (i = 0; i < sas->rxq_count; i++) {
1082 if ((sas->rxq_info[i].state & SFC_RXQ_INITIALIZED) == 0)
1085 scatter_enabled = (sas->rxq_info[i].type_flags &
1086 EFX_RXQ_FLAG_SCATTER);
1088 if (!sfc_rx_check_scatter(pdu, sa->rxq_ctrl[i].buf_size,
1089 encp->enc_rx_prefix_size,
1091 encp->enc_rx_scatter_max, &error)) {
1092 sfc_err(sa, "MTU check for RxQ %u failed: %s", i,
1102 sfc_dev_set_mtu(struct rte_eth_dev *dev, uint16_t mtu)
1104 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1105 size_t pdu = EFX_MAC_PDU(mtu);
1109 sfc_log_init(sa, "mtu=%u", mtu);
1112 if (pdu < EFX_MAC_PDU_MIN) {
1113 sfc_err(sa, "too small MTU %u (PDU size %u less than min %u)",
1114 (unsigned int)mtu, (unsigned int)pdu,
1118 if (pdu > EFX_MAC_PDU_MAX) {
1119 sfc_err(sa, "too big MTU %u (PDU size %u greater than max %u)",
1120 (unsigned int)mtu, (unsigned int)pdu,
1121 (unsigned int)EFX_MAC_PDU_MAX);
1125 sfc_adapter_lock(sa);
1127 rc = sfc_check_scatter_on_all_rx_queues(sa, pdu);
1129 goto fail_check_scatter;
1131 if (pdu != sa->port.pdu) {
1132 if (sa->state == SFC_ETHDEV_STARTED) {
1135 old_pdu = sa->port.pdu;
1145 sfc_adapter_unlock(sa);
1147 sfc_log_init(sa, "done");
1151 sa->port.pdu = old_pdu;
1152 if (sfc_start(sa) != 0)
1153 sfc_err(sa, "cannot start with neither new (%u) nor old (%u) "
1154 "PDU max size - port is stopped",
1155 (unsigned int)pdu, (unsigned int)old_pdu);
1158 sfc_adapter_unlock(sa);
1161 sfc_log_init(sa, "failed %d", rc);
1166 sfc_mac_addr_set(struct rte_eth_dev *dev, struct rte_ether_addr *mac_addr)
1168 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1169 const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
1170 struct sfc_port *port = &sa->port;
1171 struct rte_ether_addr *old_addr = &dev->data->mac_addrs[0];
1174 sfc_adapter_lock(sa);
1176 if (rte_is_same_ether_addr(mac_addr, &port->default_mac_addr))
1180 * Copy the address to the device private data so that
1181 * it could be recalled in the case of adapter restart.
1183 rte_ether_addr_copy(mac_addr, &port->default_mac_addr);
1186 * Neither of the two following checks can return
1187 * an error. The new MAC address is preserved in
1188 * the device private data and can be activated
1189 * on the next port start if the user prevents
1190 * isolated mode from being enabled.
1192 if (sfc_sa2shared(sa)->isolated) {
1193 sfc_warn(sa, "isolated mode is active on the port");
1194 sfc_warn(sa, "will not set MAC address");
1198 if (sa->state != SFC_ETHDEV_STARTED) {
1199 sfc_notice(sa, "the port is not started");
1200 sfc_notice(sa, "the new MAC address will be set on port start");
1205 if (encp->enc_allow_set_mac_with_installed_filters) {
1206 rc = efx_mac_addr_set(sa->nic, mac_addr->addr_bytes);
1208 sfc_err(sa, "cannot set MAC address (rc = %u)", rc);
1213 * Changing the MAC address by means of MCDI request
1214 * has no effect on received traffic, therefore
1215 * we also need to update unicast filters
1217 rc = sfc_set_rx_mode_unchecked(sa);
1219 sfc_err(sa, "cannot set filter (rc = %u)", rc);
1220 /* Rollback the old address */
1221 (void)efx_mac_addr_set(sa->nic, old_addr->addr_bytes);
1222 (void)sfc_set_rx_mode_unchecked(sa);
1225 sfc_warn(sa, "cannot set MAC address with filters installed");
1226 sfc_warn(sa, "adapter will be restarted to pick the new MAC");
1227 sfc_warn(sa, "(some traffic may be dropped)");
1230 * Since setting MAC address with filters installed is not
1231 * allowed on the adapter, the new MAC address will be set
1232 * by means of adapter restart. sfc_start() shall retrieve
1233 * the new address from the device private data and set it.
1238 sfc_err(sa, "cannot restart adapter (rc = %u)", rc);
1243 rte_ether_addr_copy(old_addr, &port->default_mac_addr);
1245 sfc_adapter_unlock(sa);
1247 SFC_ASSERT(rc >= 0);
1253 sfc_set_mc_addr_list(struct rte_eth_dev *dev,
1254 struct rte_ether_addr *mc_addr_set, uint32_t nb_mc_addr)
1256 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1257 struct sfc_port *port = &sa->port;
1258 uint8_t *mc_addrs = port->mcast_addrs;
1262 if (sfc_sa2shared(sa)->isolated) {
1263 sfc_err(sa, "isolated mode is active on the port");
1264 sfc_err(sa, "will not set multicast address list");
1268 if (mc_addrs == NULL)
1271 if (nb_mc_addr > port->max_mcast_addrs) {
1272 sfc_err(sa, "too many multicast addresses: %u > %u",
1273 nb_mc_addr, port->max_mcast_addrs);
1277 for (i = 0; i < nb_mc_addr; ++i) {
1278 rte_memcpy(mc_addrs, mc_addr_set[i].addr_bytes,
1280 mc_addrs += EFX_MAC_ADDR_LEN;
1283 port->nb_mcast_addrs = nb_mc_addr;
1285 if (sa->state != SFC_ETHDEV_STARTED)
1288 rc = efx_mac_multicast_list_set(sa->nic, port->mcast_addrs,
1289 port->nb_mcast_addrs);
1291 sfc_err(sa, "cannot set multicast address list (rc = %u)", rc);
1293 SFC_ASSERT(rc >= 0);
1298 * The function is used by the secondary process as well. It must not
1299 * use any process-local pointers from the adapter data.
1302 sfc_rx_queue_info_get(struct rte_eth_dev *dev, uint16_t ethdev_qid,
1303 struct rte_eth_rxq_info *qinfo)
1305 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1306 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
1307 struct sfc_rxq_info *rxq_info;
1309 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
1311 qinfo->mp = rxq_info->refill_mb_pool;
1312 qinfo->conf.rx_free_thresh = rxq_info->refill_threshold;
1313 qinfo->conf.rx_drop_en = 1;
1314 qinfo->conf.rx_deferred_start = rxq_info->deferred_start;
1315 qinfo->conf.offloads = dev->data->dev_conf.rxmode.offloads;
1316 if (rxq_info->type_flags & EFX_RXQ_FLAG_SCATTER) {
1317 qinfo->conf.offloads |= RTE_ETH_RX_OFFLOAD_SCATTER;
1318 qinfo->scattered_rx = 1;
1320 qinfo->nb_desc = rxq_info->entries;
1324 * The function is used by the secondary process as well. It must not
1325 * use any process-local pointers from the adapter data.
1328 sfc_tx_queue_info_get(struct rte_eth_dev *dev, uint16_t ethdev_qid,
1329 struct rte_eth_txq_info *qinfo)
1331 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1332 struct sfc_txq_info *txq_info;
1334 SFC_ASSERT(ethdev_qid < sas->ethdev_txq_count);
1336 txq_info = sfc_txq_info_by_ethdev_qid(sas, ethdev_qid);
1338 memset(qinfo, 0, sizeof(*qinfo));
1340 qinfo->conf.offloads = txq_info->offloads;
1341 qinfo->conf.tx_free_thresh = txq_info->free_thresh;
1342 qinfo->conf.tx_deferred_start = txq_info->deferred_start;
1343 qinfo->nb_desc = txq_info->entries;
1347 * The function is used by the secondary process as well. It must not
1348 * use any process-local pointers from the adapter data.
1351 sfc_rx_queue_count(void *rx_queue)
1353 struct sfc_dp_rxq *dp_rxq = rx_queue;
1354 const struct sfc_dp_rx *dp_rx;
1355 struct sfc_rxq_info *rxq_info;
1357 dp_rx = sfc_dp_rx_by_dp_rxq(dp_rxq);
1358 rxq_info = sfc_rxq_info_by_dp_rxq(dp_rxq);
1360 if ((rxq_info->state & SFC_RXQ_STARTED) == 0)
1363 return dp_rx->qdesc_npending(dp_rxq);
1367 * The function is used by the secondary process as well. It must not
1368 * use any process-local pointers from the adapter data.
1371 sfc_rx_descriptor_status(void *queue, uint16_t offset)
1373 struct sfc_dp_rxq *dp_rxq = queue;
1374 const struct sfc_dp_rx *dp_rx;
1376 dp_rx = sfc_dp_rx_by_dp_rxq(dp_rxq);
1378 return dp_rx->qdesc_status(dp_rxq, offset);
1382 * The function is used by the secondary process as well. It must not
1383 * use any process-local pointers from the adapter data.
1386 sfc_tx_descriptor_status(void *queue, uint16_t offset)
1388 struct sfc_dp_txq *dp_txq = queue;
1389 const struct sfc_dp_tx *dp_tx;
1391 dp_tx = sfc_dp_tx_by_dp_txq(dp_txq);
1393 return dp_tx->qdesc_status(dp_txq, offset);
1397 sfc_rx_queue_start(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1399 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1400 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1401 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
1402 struct sfc_rxq_info *rxq_info;
1403 sfc_sw_index_t sw_index;
1406 sfc_log_init(sa, "RxQ=%u", ethdev_qid);
1408 sfc_adapter_lock(sa);
1411 if (sa->state != SFC_ETHDEV_STARTED)
1412 goto fail_not_started;
1414 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
1415 if (rxq_info->state != SFC_RXQ_INITIALIZED)
1416 goto fail_not_setup;
1418 sw_index = sfc_rxq_sw_index_by_ethdev_rx_qid(sas, sfc_ethdev_qid);
1419 rc = sfc_rx_qstart(sa, sw_index);
1421 goto fail_rx_qstart;
1423 rxq_info->deferred_started = B_TRUE;
1425 sfc_adapter_unlock(sa);
1432 sfc_adapter_unlock(sa);
1438 sfc_rx_queue_stop(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1440 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1441 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1442 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
1443 struct sfc_rxq_info *rxq_info;
1444 sfc_sw_index_t sw_index;
1446 sfc_log_init(sa, "RxQ=%u", ethdev_qid);
1448 sfc_adapter_lock(sa);
1450 sw_index = sfc_rxq_sw_index_by_ethdev_rx_qid(sas, sfc_ethdev_qid);
1451 sfc_rx_qstop(sa, sw_index);
1453 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
1454 rxq_info->deferred_started = B_FALSE;
1456 sfc_adapter_unlock(sa);
1462 sfc_tx_queue_start(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1464 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1465 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1466 struct sfc_txq_info *txq_info;
1467 sfc_sw_index_t sw_index;
1470 sfc_log_init(sa, "TxQ = %u", ethdev_qid);
1472 sfc_adapter_lock(sa);
1475 if (sa->state != SFC_ETHDEV_STARTED)
1476 goto fail_not_started;
1478 txq_info = sfc_txq_info_by_ethdev_qid(sas, ethdev_qid);
1479 if (txq_info->state != SFC_TXQ_INITIALIZED)
1480 goto fail_not_setup;
1482 sw_index = sfc_txq_sw_index_by_ethdev_tx_qid(sas, ethdev_qid);
1483 rc = sfc_tx_qstart(sa, sw_index);
1485 goto fail_tx_qstart;
1487 txq_info->deferred_started = B_TRUE;
1489 sfc_adapter_unlock(sa);
1496 sfc_adapter_unlock(sa);
1502 sfc_tx_queue_stop(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1504 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1505 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1506 struct sfc_txq_info *txq_info;
1507 sfc_sw_index_t sw_index;
1509 sfc_log_init(sa, "TxQ = %u", ethdev_qid);
1511 sfc_adapter_lock(sa);
1513 sw_index = sfc_txq_sw_index_by_ethdev_tx_qid(sas, ethdev_qid);
1514 sfc_tx_qstop(sa, sw_index);
1516 txq_info = sfc_txq_info_by_ethdev_qid(sas, ethdev_qid);
1517 txq_info->deferred_started = B_FALSE;
1519 sfc_adapter_unlock(sa);
1523 static efx_tunnel_protocol_t
1524 sfc_tunnel_rte_type_to_efx_udp_proto(enum rte_eth_tunnel_type rte_type)
1527 case RTE_ETH_TUNNEL_TYPE_VXLAN:
1528 return EFX_TUNNEL_PROTOCOL_VXLAN;
1529 case RTE_ETH_TUNNEL_TYPE_GENEVE:
1530 return EFX_TUNNEL_PROTOCOL_GENEVE;
1532 return EFX_TUNNEL_NPROTOS;
1536 enum sfc_udp_tunnel_op_e {
1537 SFC_UDP_TUNNEL_ADD_PORT,
1538 SFC_UDP_TUNNEL_DEL_PORT,
1542 sfc_dev_udp_tunnel_op(struct rte_eth_dev *dev,
1543 struct rte_eth_udp_tunnel *tunnel_udp,
1544 enum sfc_udp_tunnel_op_e op)
1546 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1547 efx_tunnel_protocol_t tunnel_proto;
1550 sfc_log_init(sa, "%s udp_port=%u prot_type=%u",
1551 (op == SFC_UDP_TUNNEL_ADD_PORT) ? "add" :
1552 (op == SFC_UDP_TUNNEL_DEL_PORT) ? "delete" : "unknown",
1553 tunnel_udp->udp_port, tunnel_udp->prot_type);
1556 sfc_tunnel_rte_type_to_efx_udp_proto(tunnel_udp->prot_type);
1557 if (tunnel_proto >= EFX_TUNNEL_NPROTOS) {
1559 goto fail_bad_proto;
1562 sfc_adapter_lock(sa);
1565 case SFC_UDP_TUNNEL_ADD_PORT:
1566 rc = efx_tunnel_config_udp_add(sa->nic,
1567 tunnel_udp->udp_port,
1570 case SFC_UDP_TUNNEL_DEL_PORT:
1571 rc = efx_tunnel_config_udp_remove(sa->nic,
1572 tunnel_udp->udp_port,
1583 if (sa->state == SFC_ETHDEV_STARTED) {
1584 rc = efx_tunnel_reconfigure(sa->nic);
1587 * Configuration is accepted by FW and MC reboot
1588 * is initiated to apply the changes. MC reboot
1589 * will be handled in a usual way (MC reboot
1590 * event on management event queue and adapter
1594 } else if (rc != 0) {
1595 goto fail_reconfigure;
1599 sfc_adapter_unlock(sa);
1603 /* Remove/restore entry since the change makes the trouble */
1605 case SFC_UDP_TUNNEL_ADD_PORT:
1606 (void)efx_tunnel_config_udp_remove(sa->nic,
1607 tunnel_udp->udp_port,
1610 case SFC_UDP_TUNNEL_DEL_PORT:
1611 (void)efx_tunnel_config_udp_add(sa->nic,
1612 tunnel_udp->udp_port,
1619 sfc_adapter_unlock(sa);
1627 sfc_dev_udp_tunnel_port_add(struct rte_eth_dev *dev,
1628 struct rte_eth_udp_tunnel *tunnel_udp)
1630 return sfc_dev_udp_tunnel_op(dev, tunnel_udp, SFC_UDP_TUNNEL_ADD_PORT);
1634 sfc_dev_udp_tunnel_port_del(struct rte_eth_dev *dev,
1635 struct rte_eth_udp_tunnel *tunnel_udp)
1637 return sfc_dev_udp_tunnel_op(dev, tunnel_udp, SFC_UDP_TUNNEL_DEL_PORT);
1641 * The function is used by the secondary process as well. It must not
1642 * use any process-local pointers from the adapter data.
1645 sfc_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
1646 struct rte_eth_rss_conf *rss_conf)
1648 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1649 struct sfc_rss *rss = &sas->rss;
1651 if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE)
1655 * Mapping of hash configuration between RTE and EFX is not one-to-one,
1656 * hence, conversion is done here to derive a correct set of RTE_ETH_RSS
1657 * flags which corresponds to the active EFX configuration stored
1658 * locally in 'sfc_adapter' and kept up-to-date
1660 rss_conf->rss_hf = sfc_rx_hf_efx_to_rte(rss, rss->hash_types);
1661 rss_conf->rss_key_len = EFX_RSS_KEY_SIZE;
1662 if (rss_conf->rss_key != NULL)
1663 rte_memcpy(rss_conf->rss_key, rss->key, EFX_RSS_KEY_SIZE);
1669 sfc_dev_rss_hash_update(struct rte_eth_dev *dev,
1670 struct rte_eth_rss_conf *rss_conf)
1672 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1673 struct sfc_rss *rss = &sfc_sa2shared(sa)->rss;
1674 unsigned int efx_hash_types;
1675 uint32_t contexts[] = {EFX_RSS_CONTEXT_DEFAULT, rss->dummy_rss_context};
1676 unsigned int n_contexts;
1677 unsigned int mode_i = 0;
1678 unsigned int key_i = 0;
1682 n_contexts = rss->dummy_rss_context == EFX_RSS_CONTEXT_DEFAULT ? 1 : 2;
1684 if (sfc_sa2shared(sa)->isolated)
1687 if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE) {
1688 sfc_err(sa, "RSS is not available");
1692 if (rss->channels == 0) {
1693 sfc_err(sa, "RSS is not configured");
1697 if ((rss_conf->rss_key != NULL) &&
1698 (rss_conf->rss_key_len != sizeof(rss->key))) {
1699 sfc_err(sa, "RSS key size is wrong (should be %zu)",
1704 sfc_adapter_lock(sa);
1706 rc = sfc_rx_hf_rte_to_efx(sa, rss_conf->rss_hf, &efx_hash_types);
1708 goto fail_rx_hf_rte_to_efx;
1710 for (mode_i = 0; mode_i < n_contexts; mode_i++) {
1711 rc = efx_rx_scale_mode_set(sa->nic, contexts[mode_i],
1712 rss->hash_alg, efx_hash_types,
1715 goto fail_scale_mode_set;
1718 if (rss_conf->rss_key != NULL) {
1719 if (sa->state == SFC_ETHDEV_STARTED) {
1720 for (key_i = 0; key_i < n_contexts; key_i++) {
1721 rc = efx_rx_scale_key_set(sa->nic,
1726 goto fail_scale_key_set;
1730 rte_memcpy(rss->key, rss_conf->rss_key, sizeof(rss->key));
1733 rss->hash_types = efx_hash_types;
1735 sfc_adapter_unlock(sa);
1740 for (i = 0; i < key_i; i++) {
1741 if (efx_rx_scale_key_set(sa->nic, contexts[i], rss->key,
1742 sizeof(rss->key)) != 0)
1743 sfc_err(sa, "failed to restore RSS key");
1746 fail_scale_mode_set:
1747 for (i = 0; i < mode_i; i++) {
1748 if (efx_rx_scale_mode_set(sa->nic, contexts[i],
1749 EFX_RX_HASHALG_TOEPLITZ,
1750 rss->hash_types, B_TRUE) != 0)
1751 sfc_err(sa, "failed to restore RSS mode");
1754 fail_rx_hf_rte_to_efx:
1755 sfc_adapter_unlock(sa);
1760 * The function is used by the secondary process as well. It must not
1761 * use any process-local pointers from the adapter data.
1764 sfc_dev_rss_reta_query(struct rte_eth_dev *dev,
1765 struct rte_eth_rss_reta_entry64 *reta_conf,
1768 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1769 struct sfc_rss *rss = &sas->rss;
1772 if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE || sas->isolated)
1775 if (rss->channels == 0)
1778 if (reta_size != EFX_RSS_TBL_SIZE)
1781 for (entry = 0; entry < reta_size; entry++) {
1782 int grp = entry / RTE_ETH_RETA_GROUP_SIZE;
1783 int grp_idx = entry % RTE_ETH_RETA_GROUP_SIZE;
1785 if ((reta_conf[grp].mask >> grp_idx) & 1)
1786 reta_conf[grp].reta[grp_idx] = rss->tbl[entry];
1793 sfc_dev_rss_reta_update(struct rte_eth_dev *dev,
1794 struct rte_eth_rss_reta_entry64 *reta_conf,
1797 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1798 struct sfc_rss *rss = &sfc_sa2shared(sa)->rss;
1799 unsigned int *rss_tbl_new;
1804 if (sfc_sa2shared(sa)->isolated)
1807 if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE) {
1808 sfc_err(sa, "RSS is not available");
1812 if (rss->channels == 0) {
1813 sfc_err(sa, "RSS is not configured");
1817 if (reta_size != EFX_RSS_TBL_SIZE) {
1818 sfc_err(sa, "RETA size is wrong (should be %u)",
1823 rss_tbl_new = rte_zmalloc("rss_tbl_new", sizeof(rss->tbl), 0);
1824 if (rss_tbl_new == NULL)
1827 sfc_adapter_lock(sa);
1829 rte_memcpy(rss_tbl_new, rss->tbl, sizeof(rss->tbl));
1831 for (entry = 0; entry < reta_size; entry++) {
1832 int grp_idx = entry % RTE_ETH_RETA_GROUP_SIZE;
1833 struct rte_eth_rss_reta_entry64 *grp;
1835 grp = &reta_conf[entry / RTE_ETH_RETA_GROUP_SIZE];
1837 if (grp->mask & (1ull << grp_idx)) {
1838 if (grp->reta[grp_idx] >= rss->channels) {
1840 goto bad_reta_entry;
1842 rss_tbl_new[entry] = grp->reta[grp_idx];
1846 if (sa->state == SFC_ETHDEV_STARTED) {
1847 rc = efx_rx_scale_tbl_set(sa->nic, EFX_RSS_CONTEXT_DEFAULT,
1848 rss_tbl_new, EFX_RSS_TBL_SIZE);
1850 goto fail_scale_tbl_set;
1853 rte_memcpy(rss->tbl, rss_tbl_new, sizeof(rss->tbl));
1857 sfc_adapter_unlock(sa);
1859 rte_free(rss_tbl_new);
1861 SFC_ASSERT(rc >= 0);
1866 sfc_dev_flow_ops_get(struct rte_eth_dev *dev __rte_unused,
1867 const struct rte_flow_ops **ops)
1869 *ops = &sfc_flow_ops;
1874 sfc_pool_ops_supported(struct rte_eth_dev *dev, const char *pool)
1876 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
1879 * If Rx datapath does not provide callback to check mempool,
1880 * all pools are supported.
1882 if (sap->dp_rx->pool_ops_supported == NULL)
1885 return sap->dp_rx->pool_ops_supported(pool);
1889 sfc_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1891 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
1892 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1893 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
1894 struct sfc_rxq_info *rxq_info;
1896 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
1898 return sap->dp_rx->intr_enable(rxq_info->dp);
1902 sfc_rx_queue_intr_disable(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1904 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
1905 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1906 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
1907 struct sfc_rxq_info *rxq_info;
1909 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
1911 return sap->dp_rx->intr_disable(rxq_info->dp);
1914 struct sfc_mport_journal_ctx {
1915 struct sfc_adapter *sa;
1916 uint16_t switch_domain_id;
1917 uint32_t mcdi_handle;
1918 bool controllers_assigned;
1919 efx_pcie_interface_t *controllers;
1920 size_t nb_controllers;
1924 sfc_journal_ctx_add_controller(struct sfc_mport_journal_ctx *ctx,
1925 efx_pcie_interface_t intf)
1927 efx_pcie_interface_t *new_controllers;
1931 if (ctx->controllers == NULL) {
1932 ctx->controllers = rte_malloc("sfc_controller_mapping",
1933 sizeof(ctx->controllers[0]), 0);
1934 if (ctx->controllers == NULL)
1937 ctx->controllers[0] = intf;
1938 ctx->nb_controllers = 1;
1943 for (i = 0; i < ctx->nb_controllers; i++) {
1944 if (ctx->controllers[i] == intf)
1946 if (ctx->controllers[i] > intf)
1951 ctx->nb_controllers += 1;
1952 new_size = ctx->nb_controllers * sizeof(ctx->controllers[0]);
1954 new_controllers = rte_realloc(ctx->controllers, new_size, 0);
1955 if (new_controllers == NULL) {
1956 rte_free(ctx->controllers);
1959 ctx->controllers = new_controllers;
1961 for (i = target + 1; i < ctx->nb_controllers; i++)
1962 ctx->controllers[i] = ctx->controllers[i - 1];
1964 ctx->controllers[target] = intf;
1970 sfc_process_mport_journal_entry(struct sfc_mport_journal_ctx *ctx,
1971 efx_mport_desc_t *mport)
1973 struct sfc_mae_switch_port_request req;
1974 efx_mport_sel_t entity_selector;
1975 efx_mport_sel_t ethdev_mport;
1976 uint16_t switch_port_id;
1981 "processing mport id %u (controller %u pf %u vf %u)",
1982 mport->emd_id.id, mport->emd_vnic.ev_intf,
1983 mport->emd_vnic.ev_pf, mport->emd_vnic.ev_vf);
1984 efx_mae_mport_invalid(ðdev_mport);
1986 if (!ctx->controllers_assigned) {
1987 rc = sfc_journal_ctx_add_controller(ctx,
1988 mport->emd_vnic.ev_intf);
1993 /* Build Mport selector */
1994 efx_rc = efx_mae_mport_by_pcie_mh_function(mport->emd_vnic.ev_intf,
1995 mport->emd_vnic.ev_pf,
1996 mport->emd_vnic.ev_vf,
1999 sfc_err(ctx->sa, "failed to build entity mport selector for c%upf%uvf%u",
2000 mport->emd_vnic.ev_intf,
2001 mport->emd_vnic.ev_pf,
2002 mport->emd_vnic.ev_vf);
2006 rc = sfc_mae_switch_port_id_by_entity(ctx->switch_domain_id,
2008 SFC_MAE_SWITCH_PORT_REPRESENTOR,
2012 /* Already registered */
2016 * No representor has been created for this entity.
2017 * Create a dummy switch registry entry with an invalid ethdev
2018 * mport selector. When a corresponding representor is created,
2019 * this entry will be updated.
2021 req.type = SFC_MAE_SWITCH_PORT_REPRESENTOR;
2022 req.entity_mportp = &entity_selector;
2023 req.ethdev_mportp = ðdev_mport;
2024 req.ethdev_port_id = RTE_MAX_ETHPORTS;
2025 req.port_data.repr.intf = mport->emd_vnic.ev_intf;
2026 req.port_data.repr.pf = mport->emd_vnic.ev_pf;
2027 req.port_data.repr.vf = mport->emd_vnic.ev_vf;
2029 rc = sfc_mae_assign_switch_port(ctx->switch_domain_id,
2030 &req, &switch_port_id);
2033 "failed to assign MAE switch port for c%upf%uvf%u: %s",
2034 mport->emd_vnic.ev_intf,
2035 mport->emd_vnic.ev_pf,
2036 mport->emd_vnic.ev_vf,
2042 sfc_err(ctx->sa, "failed to find MAE switch port for c%upf%uvf%u: %s",
2043 mport->emd_vnic.ev_intf,
2044 mport->emd_vnic.ev_pf,
2045 mport->emd_vnic.ev_vf,
2054 sfc_process_mport_journal_cb(void *data, efx_mport_desc_t *mport,
2057 struct sfc_mport_journal_ctx *ctx = data;
2059 if (ctx == NULL || ctx->sa == NULL) {
2060 sfc_err(ctx->sa, "received NULL context or SFC adapter");
2064 if (mport_len != sizeof(*mport)) {
2065 sfc_err(ctx->sa, "actual and expected mport buffer sizes differ");
2069 SFC_ASSERT(sfc_adapter_is_locked(ctx->sa));
2072 * If a zombie flag is set, it means the mport has been marked for
2073 * deletion and cannot be used for any new operations. The mport will
2074 * be destroyed completely once all references to it are released.
2076 if (mport->emd_zombie) {
2077 sfc_dbg(ctx->sa, "mport is a zombie, skipping");
2080 if (mport->emd_type != EFX_MPORT_TYPE_VNIC) {
2081 sfc_dbg(ctx->sa, "mport is not a VNIC, skipping");
2084 if (mport->emd_vnic.ev_client_type != EFX_MPORT_VNIC_CLIENT_FUNCTION) {
2085 sfc_dbg(ctx->sa, "mport is not a function, skipping");
2088 if (mport->emd_vnic.ev_handle == ctx->mcdi_handle) {
2089 sfc_dbg(ctx->sa, "mport is this driver instance, skipping");
2093 return sfc_process_mport_journal_entry(ctx, mport);
2097 sfc_process_mport_journal(struct sfc_adapter *sa)
2099 struct sfc_mport_journal_ctx ctx;
2100 const efx_pcie_interface_t *controllers;
2101 size_t nb_controllers;
2105 memset(&ctx, 0, sizeof(ctx));
2107 ctx.switch_domain_id = sa->mae.switch_domain_id;
2109 efx_rc = efx_mcdi_get_own_client_handle(sa->nic, &ctx.mcdi_handle);
2111 sfc_err(sa, "failed to get own MCDI handle");
2112 SFC_ASSERT(efx_rc > 0);
2116 rc = sfc_mae_switch_domain_controllers(ctx.switch_domain_id,
2117 &controllers, &nb_controllers);
2119 sfc_err(sa, "failed to get controller mapping");
2123 ctx.controllers_assigned = controllers != NULL;
2124 ctx.controllers = NULL;
2125 ctx.nb_controllers = 0;
2127 efx_rc = efx_mae_read_mport_journal(sa->nic,
2128 sfc_process_mport_journal_cb, &ctx);
2130 sfc_err(sa, "failed to process MAE mport journal");
2131 SFC_ASSERT(efx_rc > 0);
2135 if (controllers == NULL) {
2136 rc = sfc_mae_switch_domain_map_controllers(ctx.switch_domain_id,
2138 ctx.nb_controllers);
2147 sfc_count_representors_cb(enum sfc_mae_switch_port_type type,
2148 const efx_mport_sel_t *ethdev_mportp __rte_unused,
2149 uint16_t ethdev_port_id __rte_unused,
2150 const efx_mport_sel_t *entity_mportp __rte_unused,
2151 uint16_t switch_port_id __rte_unused,
2152 union sfc_mae_switch_port_data *port_datap
2156 int *counter = user_datap;
2158 SFC_ASSERT(counter != NULL);
2160 if (type == SFC_MAE_SWITCH_PORT_REPRESENTOR)
2164 struct sfc_get_representors_ctx {
2165 struct rte_eth_representor_info *info;
2166 struct sfc_adapter *sa;
2167 uint16_t switch_domain_id;
2168 const efx_pcie_interface_t *controllers;
2169 size_t nb_controllers;
2173 sfc_get_representors_cb(enum sfc_mae_switch_port_type type,
2174 const efx_mport_sel_t *ethdev_mportp __rte_unused,
2175 uint16_t ethdev_port_id __rte_unused,
2176 const efx_mport_sel_t *entity_mportp __rte_unused,
2177 uint16_t switch_port_id,
2178 union sfc_mae_switch_port_data *port_datap,
2181 struct sfc_get_representors_ctx *ctx = user_datap;
2182 struct rte_eth_representor_range *range;
2186 SFC_ASSERT(ctx != NULL);
2187 SFC_ASSERT(ctx->info != NULL);
2188 SFC_ASSERT(ctx->sa != NULL);
2190 if (type != SFC_MAE_SWITCH_PORT_REPRESENTOR) {
2191 sfc_dbg(ctx->sa, "not a representor, skipping");
2194 if (ctx->info->nb_ranges >= ctx->info->nb_ranges_alloc) {
2195 sfc_dbg(ctx->sa, "info structure is full already");
2199 range = &ctx->info->ranges[ctx->info->nb_ranges];
2200 rc = sfc_mae_switch_controller_from_mapping(ctx->controllers,
2201 ctx->nb_controllers,
2202 port_datap->repr.intf,
2203 &range->controller);
2205 sfc_err(ctx->sa, "invalid representor controller: %d",
2206 port_datap->repr.intf);
2207 range->controller = -1;
2209 range->pf = port_datap->repr.pf;
2210 range->id_base = switch_port_id;
2211 range->id_end = switch_port_id;
2213 if (port_datap->repr.vf != EFX_PCI_VF_INVALID) {
2214 range->type = RTE_ETH_REPRESENTOR_VF;
2215 range->vf = port_datap->repr.vf;
2216 ret = snprintf(range->name, RTE_DEV_NAME_MAX_LEN,
2217 "c%dpf%dvf%d", range->controller, range->pf,
2220 range->type = RTE_ETH_REPRESENTOR_PF;
2221 ret = snprintf(range->name, RTE_DEV_NAME_MAX_LEN,
2222 "c%dpf%d", range->controller, range->pf);
2224 if (ret >= RTE_DEV_NAME_MAX_LEN) {
2225 sfc_err(ctx->sa, "representor name has been truncated: %s",
2229 ctx->info->nb_ranges++;
2233 sfc_representor_info_get(struct rte_eth_dev *dev,
2234 struct rte_eth_representor_info *info)
2236 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
2237 struct sfc_get_representors_ctx get_repr_ctx;
2238 const efx_nic_cfg_t *nic_cfg;
2239 uint16_t switch_domain_id;
2244 sfc_adapter_lock(sa);
2246 if (sa->mae.status != SFC_MAE_STATUS_ADMIN) {
2247 sfc_adapter_unlock(sa);
2251 rc = sfc_process_mport_journal(sa);
2253 sfc_adapter_unlock(sa);
2258 switch_domain_id = sa->mae.switch_domain_id;
2261 rc = sfc_mae_switch_ports_iterate(switch_domain_id,
2262 sfc_count_representors_cb,
2265 sfc_adapter_unlock(sa);
2271 sfc_adapter_unlock(sa);
2275 rc = sfc_mae_switch_domain_controllers(switch_domain_id,
2276 &get_repr_ctx.controllers,
2277 &get_repr_ctx.nb_controllers);
2279 sfc_adapter_unlock(sa);
2284 nic_cfg = efx_nic_cfg_get(sa->nic);
2286 rc = sfc_mae_switch_domain_get_controller(switch_domain_id,
2290 sfc_err(sa, "invalid controller: %d", nic_cfg->enc_intf);
2294 info->controller = controller;
2295 info->pf = nic_cfg->enc_pf;
2297 get_repr_ctx.info = info;
2298 get_repr_ctx.sa = sa;
2299 get_repr_ctx.switch_domain_id = switch_domain_id;
2300 rc = sfc_mae_switch_ports_iterate(switch_domain_id,
2301 sfc_get_representors_cb,
2304 sfc_adapter_unlock(sa);
2309 sfc_adapter_unlock(sa);
2314 sfc_rx_metadata_negotiate(struct rte_eth_dev *dev, uint64_t *features)
2316 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
2317 uint64_t supported = 0;
2319 sfc_adapter_lock(sa);
2321 if ((sa->priv.dp_rx->features & SFC_DP_RX_FEAT_FLOW_FLAG) != 0)
2322 supported |= RTE_ETH_RX_METADATA_USER_FLAG;
2324 if ((sa->priv.dp_rx->features & SFC_DP_RX_FEAT_FLOW_MARK) != 0)
2325 supported |= RTE_ETH_RX_METADATA_USER_MARK;
2327 if (sfc_flow_tunnel_is_supported(sa))
2328 supported |= RTE_ETH_RX_METADATA_TUNNEL_ID;
2330 sa->negotiated_rx_metadata = supported & *features;
2331 *features = sa->negotiated_rx_metadata;
2333 sfc_adapter_unlock(sa);
2338 static const struct eth_dev_ops sfc_eth_dev_ops = {
2339 .dev_configure = sfc_dev_configure,
2340 .dev_start = sfc_dev_start,
2341 .dev_stop = sfc_dev_stop,
2342 .dev_set_link_up = sfc_dev_set_link_up,
2343 .dev_set_link_down = sfc_dev_set_link_down,
2344 .dev_close = sfc_dev_close,
2345 .promiscuous_enable = sfc_dev_promisc_enable,
2346 .promiscuous_disable = sfc_dev_promisc_disable,
2347 .allmulticast_enable = sfc_dev_allmulti_enable,
2348 .allmulticast_disable = sfc_dev_allmulti_disable,
2349 .link_update = sfc_dev_link_update,
2350 .stats_get = sfc_stats_get,
2351 .stats_reset = sfc_stats_reset,
2352 .xstats_get = sfc_xstats_get,
2353 .xstats_reset = sfc_stats_reset,
2354 .xstats_get_names = sfc_xstats_get_names,
2355 .dev_infos_get = sfc_dev_infos_get,
2356 .dev_supported_ptypes_get = sfc_dev_supported_ptypes_get,
2357 .mtu_set = sfc_dev_set_mtu,
2358 .rx_queue_start = sfc_rx_queue_start,
2359 .rx_queue_stop = sfc_rx_queue_stop,
2360 .tx_queue_start = sfc_tx_queue_start,
2361 .tx_queue_stop = sfc_tx_queue_stop,
2362 .rx_queue_setup = sfc_rx_queue_setup,
2363 .rx_queue_release = sfc_rx_queue_release,
2364 .rx_queue_intr_enable = sfc_rx_queue_intr_enable,
2365 .rx_queue_intr_disable = sfc_rx_queue_intr_disable,
2366 .tx_queue_setup = sfc_tx_queue_setup,
2367 .tx_queue_release = sfc_tx_queue_release,
2368 .flow_ctrl_get = sfc_flow_ctrl_get,
2369 .flow_ctrl_set = sfc_flow_ctrl_set,
2370 .mac_addr_set = sfc_mac_addr_set,
2371 .udp_tunnel_port_add = sfc_dev_udp_tunnel_port_add,
2372 .udp_tunnel_port_del = sfc_dev_udp_tunnel_port_del,
2373 .reta_update = sfc_dev_rss_reta_update,
2374 .reta_query = sfc_dev_rss_reta_query,
2375 .rss_hash_update = sfc_dev_rss_hash_update,
2376 .rss_hash_conf_get = sfc_dev_rss_hash_conf_get,
2377 .flow_ops_get = sfc_dev_flow_ops_get,
2378 .set_mc_addr_list = sfc_set_mc_addr_list,
2379 .rxq_info_get = sfc_rx_queue_info_get,
2380 .txq_info_get = sfc_tx_queue_info_get,
2381 .fw_version_get = sfc_fw_version_get,
2382 .xstats_get_by_id = sfc_xstats_get_by_id,
2383 .xstats_get_names_by_id = sfc_xstats_get_names_by_id,
2384 .pool_ops_supported = sfc_pool_ops_supported,
2385 .representor_info_get = sfc_representor_info_get,
2386 .rx_metadata_negotiate = sfc_rx_metadata_negotiate,
2389 struct sfc_ethdev_init_data {
2390 uint16_t nb_representors;
2394 * Duplicate a string in potentially shared memory required for
2395 * multi-process support.
2397 * strdup() allocates from process-local heap/memory.
2400 sfc_strdup(const char *str)
2408 size = strlen(str) + 1;
2409 copy = rte_malloc(__func__, size, 0);
2411 rte_memcpy(copy, str, size);
2417 sfc_eth_dev_set_ops(struct rte_eth_dev *dev)
2419 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
2420 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
2421 const struct sfc_dp_rx *dp_rx;
2422 const struct sfc_dp_tx *dp_tx;
2423 const efx_nic_cfg_t *encp;
2424 unsigned int avail_caps = 0;
2425 const char *rx_name = NULL;
2426 const char *tx_name = NULL;
2429 switch (sa->family) {
2430 case EFX_FAMILY_HUNTINGTON:
2431 case EFX_FAMILY_MEDFORD:
2432 case EFX_FAMILY_MEDFORD2:
2433 avail_caps |= SFC_DP_HW_FW_CAP_EF10;
2434 avail_caps |= SFC_DP_HW_FW_CAP_RX_EFX;
2435 avail_caps |= SFC_DP_HW_FW_CAP_TX_EFX;
2437 case EFX_FAMILY_RIVERHEAD:
2438 avail_caps |= SFC_DP_HW_FW_CAP_EF100;
2444 encp = efx_nic_cfg_get(sa->nic);
2445 if (encp->enc_rx_es_super_buffer_supported)
2446 avail_caps |= SFC_DP_HW_FW_CAP_RX_ES_SUPER_BUFFER;
2448 rc = sfc_kvargs_process(sa, SFC_KVARG_RX_DATAPATH,
2449 sfc_kvarg_string_handler, &rx_name);
2451 goto fail_kvarg_rx_datapath;
2453 if (rx_name != NULL) {
2454 dp_rx = sfc_dp_find_rx_by_name(&sfc_dp_head, rx_name);
2455 if (dp_rx == NULL) {
2456 sfc_err(sa, "Rx datapath %s not found", rx_name);
2460 if (!sfc_dp_match_hw_fw_caps(&dp_rx->dp, avail_caps)) {
2462 "Insufficient Hw/FW capabilities to use Rx datapath %s",
2465 goto fail_dp_rx_caps;
2468 dp_rx = sfc_dp_find_rx_by_caps(&sfc_dp_head, avail_caps);
2469 if (dp_rx == NULL) {
2470 sfc_err(sa, "Rx datapath by caps %#x not found",
2477 sas->dp_rx_name = sfc_strdup(dp_rx->dp.name);
2478 if (sas->dp_rx_name == NULL) {
2480 goto fail_dp_rx_name;
2483 if (strcmp(dp_rx->dp.name, SFC_KVARG_DATAPATH_EF10_ESSB) == 0) {
2484 /* FLAG and MARK are always available from Rx prefix. */
2485 sa->negotiated_rx_metadata |= RTE_ETH_RX_METADATA_USER_FLAG;
2486 sa->negotiated_rx_metadata |= RTE_ETH_RX_METADATA_USER_MARK;
2489 sfc_notice(sa, "use %s Rx datapath", sas->dp_rx_name);
2491 rc = sfc_kvargs_process(sa, SFC_KVARG_TX_DATAPATH,
2492 sfc_kvarg_string_handler, &tx_name);
2494 goto fail_kvarg_tx_datapath;
2496 if (tx_name != NULL) {
2497 dp_tx = sfc_dp_find_tx_by_name(&sfc_dp_head, tx_name);
2498 if (dp_tx == NULL) {
2499 sfc_err(sa, "Tx datapath %s not found", tx_name);
2503 if (!sfc_dp_match_hw_fw_caps(&dp_tx->dp, avail_caps)) {
2505 "Insufficient Hw/FW capabilities to use Tx datapath %s",
2508 goto fail_dp_tx_caps;
2511 dp_tx = sfc_dp_find_tx_by_caps(&sfc_dp_head, avail_caps);
2512 if (dp_tx == NULL) {
2513 sfc_err(sa, "Tx datapath by caps %#x not found",
2520 sas->dp_tx_name = sfc_strdup(dp_tx->dp.name);
2521 if (sas->dp_tx_name == NULL) {
2523 goto fail_dp_tx_name;
2526 sfc_notice(sa, "use %s Tx datapath", sas->dp_tx_name);
2528 sa->priv.dp_rx = dp_rx;
2529 sa->priv.dp_tx = dp_tx;
2531 dev->rx_pkt_burst = dp_rx->pkt_burst;
2532 dev->tx_pkt_prepare = dp_tx->pkt_prepare;
2533 dev->tx_pkt_burst = dp_tx->pkt_burst;
2535 dev->rx_queue_count = sfc_rx_queue_count;
2536 dev->rx_descriptor_status = sfc_rx_descriptor_status;
2537 dev->tx_descriptor_status = sfc_tx_descriptor_status;
2538 dev->dev_ops = &sfc_eth_dev_ops;
2545 fail_kvarg_tx_datapath:
2546 rte_free(sas->dp_rx_name);
2547 sas->dp_rx_name = NULL;
2552 fail_kvarg_rx_datapath:
2557 sfc_eth_dev_clear_ops(struct rte_eth_dev *dev)
2559 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
2560 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
2562 dev->dev_ops = NULL;
2563 dev->tx_pkt_prepare = NULL;
2564 dev->rx_pkt_burst = NULL;
2565 dev->tx_pkt_burst = NULL;
2567 rte_free(sas->dp_tx_name);
2568 sas->dp_tx_name = NULL;
2569 sa->priv.dp_tx = NULL;
2571 rte_free(sas->dp_rx_name);
2572 sas->dp_rx_name = NULL;
2573 sa->priv.dp_rx = NULL;
2576 static const struct eth_dev_ops sfc_eth_dev_secondary_ops = {
2577 .dev_supported_ptypes_get = sfc_dev_supported_ptypes_get,
2578 .reta_query = sfc_dev_rss_reta_query,
2579 .rss_hash_conf_get = sfc_dev_rss_hash_conf_get,
2580 .rxq_info_get = sfc_rx_queue_info_get,
2581 .txq_info_get = sfc_tx_queue_info_get,
2585 sfc_eth_dev_secondary_init(struct rte_eth_dev *dev, uint32_t logtype_main)
2587 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
2588 struct sfc_adapter_priv *sap;
2589 const struct sfc_dp_rx *dp_rx;
2590 const struct sfc_dp_tx *dp_tx;
2594 * Allocate process private data from heap, since it should not
2595 * be located in shared memory allocated using rte_malloc() API.
2597 sap = calloc(1, sizeof(*sap));
2600 goto fail_alloc_priv;
2603 sap->logtype_main = logtype_main;
2605 dp_rx = sfc_dp_find_rx_by_name(&sfc_dp_head, sas->dp_rx_name);
2606 if (dp_rx == NULL) {
2607 SFC_LOG(sas, RTE_LOG_ERR, logtype_main,
2608 "cannot find %s Rx datapath", sas->dp_rx_name);
2612 if (~dp_rx->features & SFC_DP_RX_FEAT_MULTI_PROCESS) {
2613 SFC_LOG(sas, RTE_LOG_ERR, logtype_main,
2614 "%s Rx datapath does not support multi-process",
2617 goto fail_dp_rx_multi_process;
2620 dp_tx = sfc_dp_find_tx_by_name(&sfc_dp_head, sas->dp_tx_name);
2621 if (dp_tx == NULL) {
2622 SFC_LOG(sas, RTE_LOG_ERR, logtype_main,
2623 "cannot find %s Tx datapath", sas->dp_tx_name);
2627 if (~dp_tx->features & SFC_DP_TX_FEAT_MULTI_PROCESS) {
2628 SFC_LOG(sas, RTE_LOG_ERR, logtype_main,
2629 "%s Tx datapath does not support multi-process",
2632 goto fail_dp_tx_multi_process;
2638 dev->process_private = sap;
2639 dev->rx_pkt_burst = dp_rx->pkt_burst;
2640 dev->tx_pkt_prepare = dp_tx->pkt_prepare;
2641 dev->tx_pkt_burst = dp_tx->pkt_burst;
2642 dev->rx_queue_count = sfc_rx_queue_count;
2643 dev->rx_descriptor_status = sfc_rx_descriptor_status;
2644 dev->tx_descriptor_status = sfc_tx_descriptor_status;
2645 dev->dev_ops = &sfc_eth_dev_secondary_ops;
2649 fail_dp_tx_multi_process:
2651 fail_dp_rx_multi_process:
2660 sfc_register_dp(void)
2663 if (TAILQ_EMPTY(&sfc_dp_head)) {
2664 /* Prefer EF10 datapath */
2665 sfc_dp_register(&sfc_dp_head, &sfc_ef100_rx.dp);
2666 sfc_dp_register(&sfc_dp_head, &sfc_ef10_essb_rx.dp);
2667 sfc_dp_register(&sfc_dp_head, &sfc_ef10_rx.dp);
2668 sfc_dp_register(&sfc_dp_head, &sfc_efx_rx.dp);
2670 sfc_dp_register(&sfc_dp_head, &sfc_ef100_tx.dp);
2671 sfc_dp_register(&sfc_dp_head, &sfc_ef10_tx.dp);
2672 sfc_dp_register(&sfc_dp_head, &sfc_efx_tx.dp);
2673 sfc_dp_register(&sfc_dp_head, &sfc_ef10_simple_tx.dp);
2678 sfc_parse_switch_mode(struct sfc_adapter *sa, bool has_representors)
2680 const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
2681 const char *switch_mode = NULL;
2684 sfc_log_init(sa, "entry");
2686 rc = sfc_kvargs_process(sa, SFC_KVARG_SWITCH_MODE,
2687 sfc_kvarg_string_handler, &switch_mode);
2691 if (switch_mode == NULL) {
2692 sa->switchdev = encp->enc_mae_admin &&
2693 (!encp->enc_datapath_cap_evb ||
2695 } else if (strcasecmp(switch_mode, SFC_KVARG_SWITCH_MODE_LEGACY) == 0) {
2696 sa->switchdev = false;
2697 } else if (strcasecmp(switch_mode,
2698 SFC_KVARG_SWITCH_MODE_SWITCHDEV) == 0) {
2699 sa->switchdev = true;
2701 sfc_err(sa, "invalid switch mode device argument '%s'",
2707 sfc_log_init(sa, "done");
2713 sfc_log_init(sa, "failed: %s", rte_strerror(rc));
2719 sfc_eth_dev_init(struct rte_eth_dev *dev, void *init_params)
2721 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
2722 struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
2723 struct sfc_ethdev_init_data *init_data = init_params;
2724 uint32_t logtype_main;
2725 struct sfc_adapter *sa;
2727 const efx_nic_cfg_t *encp;
2728 const struct rte_ether_addr *from;
2731 if (sfc_efx_dev_class_get(pci_dev->device.devargs) !=
2732 SFC_EFX_DEV_CLASS_NET) {
2733 SFC_GENERIC_LOG(DEBUG,
2734 "Incompatible device class: skip probing, should be probed by other sfc driver.");
2738 rc = sfc_dp_mport_register();
2744 logtype_main = sfc_register_logtype(&pci_dev->addr,
2745 SFC_LOGTYPE_MAIN_STR,
2748 if (rte_eal_process_type() != RTE_PROC_PRIMARY)
2749 return -sfc_eth_dev_secondary_init(dev, logtype_main);
2751 /* Required for logging */
2752 ret = snprintf(sas->log_prefix, sizeof(sas->log_prefix),
2753 "PMD: sfc_efx " PCI_PRI_FMT " #%" PRIu16 ": ",
2754 pci_dev->addr.domain, pci_dev->addr.bus,
2755 pci_dev->addr.devid, pci_dev->addr.function,
2756 dev->data->port_id);
2757 if (ret < 0 || ret >= (int)sizeof(sas->log_prefix)) {
2758 SFC_GENERIC_LOG(ERR,
2759 "reserved log prefix is too short for " PCI_PRI_FMT,
2760 pci_dev->addr.domain, pci_dev->addr.bus,
2761 pci_dev->addr.devid, pci_dev->addr.function);
2764 sas->pci_addr = pci_dev->addr;
2765 sas->port_id = dev->data->port_id;
2768 * Allocate process private data from heap, since it should not
2769 * be located in shared memory allocated using rte_malloc() API.
2771 sa = calloc(1, sizeof(*sa));
2777 dev->process_private = sa;
2779 /* Required for logging */
2780 sa->priv.shared = sas;
2781 sa->priv.logtype_main = logtype_main;
2785 /* Copy PCI device info to the dev->data */
2786 rte_eth_copy_pci_info(dev, pci_dev);
2787 dev->data->dev_flags |= RTE_ETH_DEV_FLOW_OPS_THREAD_SAFE;
2789 rc = sfc_kvargs_parse(sa);
2791 goto fail_kvargs_parse;
2793 sfc_log_init(sa, "entry");
2795 dev->data->mac_addrs = rte_zmalloc("sfc", RTE_ETHER_ADDR_LEN, 0);
2796 if (dev->data->mac_addrs == NULL) {
2798 goto fail_mac_addrs;
2801 sfc_adapter_lock_init(sa);
2802 sfc_adapter_lock(sa);
2804 sfc_log_init(sa, "probing");
2810 * Selecting a default switch mode requires the NIC to be probed and
2811 * to have its capabilities filled in.
2813 rc = sfc_parse_switch_mode(sa, init_data->nb_representors > 0);
2815 goto fail_switch_mode;
2817 sfc_log_init(sa, "set device ops");
2818 rc = sfc_eth_dev_set_ops(dev);
2822 sfc_log_init(sa, "attaching");
2823 rc = sfc_attach(sa);
2827 if (sa->switchdev && sa->mae.status != SFC_MAE_STATUS_ADMIN) {
2829 "failed to enable switchdev mode without admin MAE privilege");
2831 goto fail_switchdev_no_mae;
2834 encp = efx_nic_cfg_get(sa->nic);
2837 * The arguments are really reverse order in comparison to
2838 * Linux kernel. Copy from NIC config to Ethernet device data.
2840 from = (const struct rte_ether_addr *)(encp->enc_mac_addr);
2841 rte_ether_addr_copy(from, &dev->data->mac_addrs[0]);
2843 sfc_adapter_unlock(sa);
2845 sfc_log_init(sa, "done");
2848 fail_switchdev_no_mae:
2852 sfc_eth_dev_clear_ops(dev);
2859 sfc_adapter_unlock(sa);
2860 sfc_adapter_lock_fini(sa);
2861 rte_free(dev->data->mac_addrs);
2862 dev->data->mac_addrs = NULL;
2865 sfc_kvargs_cleanup(sa);
2868 sfc_log_init(sa, "failed %d", rc);
2869 dev->process_private = NULL;
2878 sfc_eth_dev_uninit(struct rte_eth_dev *dev)
2885 static const struct rte_pci_id pci_id_sfc_efx_map[] = {
2886 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_FARMINGDALE) },
2887 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_FARMINGDALE_VF) },
2888 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_GREENPORT) },
2889 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_GREENPORT_VF) },
2890 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD) },
2891 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD_VF) },
2892 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD2) },
2893 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD2_VF) },
2894 { RTE_PCI_DEVICE(EFX_PCI_VENID_XILINX, EFX_PCI_DEVID_RIVERHEAD) },
2895 { .vendor_id = 0 /* sentinel */ }
2899 sfc_parse_rte_devargs(const char *args, struct rte_eth_devargs *devargs)
2901 struct rte_eth_devargs eth_da = { .nb_representor_ports = 0 };
2905 rc = rte_eth_devargs_parse(args, ð_da);
2907 SFC_GENERIC_LOG(ERR,
2908 "Failed to parse generic devargs '%s'",
2920 sfc_eth_dev_find_or_create(struct rte_pci_device *pci_dev,
2921 struct sfc_ethdev_init_data *init_data,
2922 struct rte_eth_dev **devp,
2925 struct rte_eth_dev *dev;
2926 bool created = false;
2929 dev = rte_eth_dev_allocated(pci_dev->device.name);
2931 rc = rte_eth_dev_create(&pci_dev->device, pci_dev->device.name,
2932 sizeof(struct sfc_adapter_shared),
2933 eth_dev_pci_specific_init, pci_dev,
2934 sfc_eth_dev_init, init_data);
2936 SFC_GENERIC_LOG(ERR, "Failed to create sfc ethdev '%s'",
2937 pci_dev->device.name);
2943 dev = rte_eth_dev_allocated(pci_dev->device.name);
2945 SFC_GENERIC_LOG(ERR,
2946 "Failed to find allocated sfc ethdev '%s'",
2947 pci_dev->device.name);
2953 *dev_created = created;
2959 sfc_eth_dev_create_repr(struct sfc_adapter *sa,
2960 efx_pcie_interface_t controller,
2963 enum rte_eth_representor_type type)
2965 struct sfc_repr_entity_info entity;
2966 efx_mport_sel_t mport_sel;
2970 case RTE_ETH_REPRESENTOR_NONE:
2972 case RTE_ETH_REPRESENTOR_VF:
2973 case RTE_ETH_REPRESENTOR_PF:
2975 case RTE_ETH_REPRESENTOR_SF:
2976 sfc_err(sa, "SF representors are not supported");
2979 sfc_err(sa, "unknown representor type: %d", type);
2983 rc = efx_mae_mport_by_pcie_mh_function(controller,
2989 "failed to get m-port selector for controller %u port %u repr_port %u: %s",
2990 controller, port, repr_port, rte_strerror(-rc));
2994 memset(&entity, 0, sizeof(entity));
2996 entity.intf = controller;
2998 entity.vf = repr_port;
3000 rc = sfc_repr_create(sa->eth_dev, &entity, sa->mae.switch_domain_id,
3004 "failed to create representor for controller %u port %u repr_port %u: %s",
3005 controller, port, repr_port, rte_strerror(-rc));
3013 sfc_eth_dev_create_repr_port(struct sfc_adapter *sa,
3014 const struct rte_eth_devargs *eth_da,
3015 efx_pcie_interface_t controller,
3018 int first_error = 0;
3022 if (eth_da->type == RTE_ETH_REPRESENTOR_PF) {
3023 return sfc_eth_dev_create_repr(sa, controller, port,
3028 for (i = 0; i < eth_da->nb_representor_ports; i++) {
3029 rc = sfc_eth_dev_create_repr(sa, controller, port,
3030 eth_da->representor_ports[i],
3032 if (rc != 0 && first_error == 0)
3040 sfc_eth_dev_create_repr_controller(struct sfc_adapter *sa,
3041 const struct rte_eth_devargs *eth_da,
3042 efx_pcie_interface_t controller)
3044 const efx_nic_cfg_t *encp;
3045 int first_error = 0;
3046 uint16_t default_port;
3050 if (eth_da->nb_ports == 0) {
3051 encp = efx_nic_cfg_get(sa->nic);
3052 default_port = encp->enc_intf == controller ? encp->enc_pf : 0;
3053 return sfc_eth_dev_create_repr_port(sa, eth_da, controller,
3057 for (i = 0; i < eth_da->nb_ports; i++) {
3058 rc = sfc_eth_dev_create_repr_port(sa, eth_da, controller,
3060 if (rc != 0 && first_error == 0)
3068 sfc_eth_dev_create_representors(struct rte_eth_dev *dev,
3069 const struct rte_eth_devargs *eth_da)
3071 efx_pcie_interface_t intf;
3072 const efx_nic_cfg_t *encp;
3073 struct sfc_adapter *sa;
3074 uint16_t switch_domain_id;
3078 sa = sfc_adapter_by_eth_dev(dev);
3079 switch_domain_id = sa->mae.switch_domain_id;
3081 switch (eth_da->type) {
3082 case RTE_ETH_REPRESENTOR_NONE:
3084 case RTE_ETH_REPRESENTOR_PF:
3085 case RTE_ETH_REPRESENTOR_VF:
3087 case RTE_ETH_REPRESENTOR_SF:
3088 sfc_err(sa, "SF representors are not supported");
3091 sfc_err(sa, "unknown representor type: %d",
3096 if (!sa->switchdev) {
3097 sfc_err(sa, "cannot create representors in non-switchdev mode");
3101 if (!sfc_repr_available(sfc_sa2shared(sa))) {
3102 sfc_err(sa, "cannot create representors: unsupported");
3108 * This is needed to construct the DPDK controller -> EFX interface
3111 sfc_adapter_lock(sa);
3112 rc = sfc_process_mport_journal(sa);
3113 sfc_adapter_unlock(sa);
3119 if (eth_da->nb_mh_controllers > 0) {
3120 for (i = 0; i < eth_da->nb_mh_controllers; i++) {
3121 rc = sfc_mae_switch_domain_get_intf(switch_domain_id,
3122 eth_da->mh_controllers[i],
3125 sfc_err(sa, "failed to get representor");
3128 sfc_eth_dev_create_repr_controller(sa, eth_da, intf);
3131 encp = efx_nic_cfg_get(sa->nic);
3132 sfc_eth_dev_create_repr_controller(sa, eth_da, encp->enc_intf);
3138 static int sfc_eth_dev_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
3139 struct rte_pci_device *pci_dev)
3141 struct sfc_ethdev_init_data init_data;
3142 struct rte_eth_devargs eth_da;
3143 struct rte_eth_dev *dev;
3147 if (pci_dev->device.devargs != NULL) {
3148 rc = sfc_parse_rte_devargs(pci_dev->device.devargs->args,
3153 memset(ð_da, 0, sizeof(eth_da));
3156 /* If no VF representors specified, check for PF ones */
3157 if (eth_da.nb_representor_ports > 0)
3158 init_data.nb_representors = eth_da.nb_representor_ports;
3160 init_data.nb_representors = eth_da.nb_ports;
3162 if (init_data.nb_representors > 0 &&
3163 rte_eal_process_type() != RTE_PROC_PRIMARY) {
3164 SFC_GENERIC_LOG(ERR,
3165 "Create representors from secondary process not supported, dev '%s'",
3166 pci_dev->device.name);
3171 * Driver supports RTE_PCI_DRV_PROBE_AGAIN. Hence create device only
3172 * if it does not already exist. Re-probing an existing device is
3173 * expected to allow additional representors to be configured.
3175 rc = sfc_eth_dev_find_or_create(pci_dev, &init_data, &dev,
3180 rc = sfc_eth_dev_create_representors(dev, ð_da);
3183 (void)rte_eth_dev_destroy(dev, sfc_eth_dev_uninit);
3191 static int sfc_eth_dev_pci_remove(struct rte_pci_device *pci_dev)
3193 return rte_eth_dev_pci_generic_remove(pci_dev, sfc_eth_dev_uninit);
3196 static struct rte_pci_driver sfc_efx_pmd = {
3197 .id_table = pci_id_sfc_efx_map,
3199 RTE_PCI_DRV_INTR_LSC |
3200 RTE_PCI_DRV_NEED_MAPPING |
3201 RTE_PCI_DRV_PROBE_AGAIN,
3202 .probe = sfc_eth_dev_pci_probe,
3203 .remove = sfc_eth_dev_pci_remove,
3206 RTE_PMD_REGISTER_PCI(net_sfc_efx, sfc_efx_pmd);
3207 RTE_PMD_REGISTER_PCI_TABLE(net_sfc_efx, pci_id_sfc_efx_map);
3208 RTE_PMD_REGISTER_KMOD_DEP(net_sfc_efx, "* igb_uio | uio_pci_generic | vfio-pci");
3209 RTE_PMD_REGISTER_PARAM_STRING(net_sfc_efx,
3210 SFC_KVARG_SWITCH_MODE "=" SFC_KVARG_VALUES_SWITCH_MODE " "
3211 SFC_KVARG_RX_DATAPATH "=" SFC_KVARG_VALUES_RX_DATAPATH " "
3212 SFC_KVARG_TX_DATAPATH "=" SFC_KVARG_VALUES_TX_DATAPATH " "
3213 SFC_KVARG_PERF_PROFILE "=" SFC_KVARG_VALUES_PERF_PROFILE " "
3214 SFC_KVARG_FW_VARIANT "=" SFC_KVARG_VALUES_FW_VARIANT " "
3215 SFC_KVARG_RXD_WAIT_TIMEOUT_NS "=<long> "
3216 SFC_KVARG_STATS_UPDATE_PERIOD_MS "=<long>");
3218 RTE_INIT(sfc_driver_register_logtype)
3222 ret = rte_log_register_type_and_pick_level(SFC_LOGTYPE_PREFIX "driver",
3224 sfc_logtype_driver = (ret < 0) ? RTE_LOGTYPE_PMD : ret;