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"
30 #include "sfc_dp_rx.h"
31 #include "sfc_sw_stats.h"
33 #define SFC_XSTAT_ID_INVALID_VAL UINT64_MAX
34 #define SFC_XSTAT_ID_INVALID_NAME '\0'
36 uint32_t sfc_logtype_driver;
38 static struct sfc_dp_list sfc_dp_head =
39 TAILQ_HEAD_INITIALIZER(sfc_dp_head);
42 static void sfc_eth_dev_clear_ops(struct rte_eth_dev *dev);
46 sfc_fw_version_get(struct rte_eth_dev *dev, char *fw_version, size_t fw_size)
48 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
49 efx_nic_fw_info_t enfi;
53 rc = efx_nic_get_fw_version(sa->nic, &enfi);
57 ret = snprintf(fw_version, fw_size,
58 "%" PRIu16 ".%" PRIu16 ".%" PRIu16 ".%" PRIu16,
59 enfi.enfi_mc_fw_version[0], enfi.enfi_mc_fw_version[1],
60 enfi.enfi_mc_fw_version[2], enfi.enfi_mc_fw_version[3]);
64 if (enfi.enfi_dpcpu_fw_ids_valid) {
65 size_t dpcpu_fw_ids_offset = MIN(fw_size - 1, (size_t)ret);
68 ret_extra = snprintf(fw_version + dpcpu_fw_ids_offset,
69 fw_size - dpcpu_fw_ids_offset,
70 " rx%" PRIx16 " tx%" PRIx16,
71 enfi.enfi_rx_dpcpu_fw_id,
72 enfi.enfi_tx_dpcpu_fw_id);
79 if (fw_size < (size_t)(++ret))
86 sfc_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
88 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
89 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
90 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
91 struct sfc_rss *rss = &sas->rss;
92 struct sfc_mae *mae = &sa->mae;
93 uint64_t txq_offloads_def = 0;
95 sfc_log_init(sa, "entry");
97 dev_info->min_mtu = RTE_ETHER_MIN_MTU;
98 dev_info->max_mtu = EFX_MAC_SDU_MAX;
100 dev_info->max_rx_pktlen = EFX_MAC_PDU_MAX;
102 dev_info->max_vfs = sa->sriov.num_vfs;
104 /* Autonegotiation may be disabled */
105 dev_info->speed_capa = ETH_LINK_SPEED_FIXED;
106 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_1000FDX))
107 dev_info->speed_capa |= ETH_LINK_SPEED_1G;
108 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_10000FDX))
109 dev_info->speed_capa |= ETH_LINK_SPEED_10G;
110 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_25000FDX))
111 dev_info->speed_capa |= ETH_LINK_SPEED_25G;
112 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_40000FDX))
113 dev_info->speed_capa |= ETH_LINK_SPEED_40G;
114 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_50000FDX))
115 dev_info->speed_capa |= ETH_LINK_SPEED_50G;
116 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_100000FDX))
117 dev_info->speed_capa |= ETH_LINK_SPEED_100G;
119 dev_info->max_rx_queues = sa->rxq_max;
120 dev_info->max_tx_queues = sa->txq_max;
122 /* By default packets are dropped if no descriptors are available */
123 dev_info->default_rxconf.rx_drop_en = 1;
125 dev_info->rx_queue_offload_capa = sfc_rx_get_queue_offload_caps(sa);
128 * rx_offload_capa includes both device and queue offloads since
129 * the latter may be requested on a per device basis which makes
130 * sense when some offloads are needed to be set on all queues.
132 dev_info->rx_offload_capa = sfc_rx_get_dev_offload_caps(sa) |
133 dev_info->rx_queue_offload_capa;
135 dev_info->tx_queue_offload_capa = sfc_tx_get_queue_offload_caps(sa);
138 * tx_offload_capa includes both device and queue offloads since
139 * the latter may be requested on a per device basis which makes
140 * sense when some offloads are needed to be set on all queues.
142 dev_info->tx_offload_capa = sfc_tx_get_dev_offload_caps(sa) |
143 dev_info->tx_queue_offload_capa;
145 if (dev_info->tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
146 txq_offloads_def |= DEV_TX_OFFLOAD_MBUF_FAST_FREE;
148 dev_info->default_txconf.offloads |= txq_offloads_def;
150 if (rss->context_type != EFX_RX_SCALE_UNAVAILABLE) {
154 for (i = 0; i < rss->hf_map_nb_entries; ++i)
155 rte_hf |= rss->hf_map[i].rte;
157 dev_info->reta_size = EFX_RSS_TBL_SIZE;
158 dev_info->hash_key_size = EFX_RSS_KEY_SIZE;
159 dev_info->flow_type_rss_offloads = rte_hf;
162 /* Initialize to hardware limits */
163 dev_info->rx_desc_lim.nb_max = sa->rxq_max_entries;
164 dev_info->rx_desc_lim.nb_min = sa->rxq_min_entries;
165 /* The RXQ hardware requires that the descriptor count is a power
166 * of 2, but rx_desc_lim cannot properly describe that constraint.
168 dev_info->rx_desc_lim.nb_align = sa->rxq_min_entries;
170 /* Initialize to hardware limits */
171 dev_info->tx_desc_lim.nb_max = sa->txq_max_entries;
172 dev_info->tx_desc_lim.nb_min = sa->txq_min_entries;
174 * The TXQ hardware requires that the descriptor count is a power
175 * of 2, but tx_desc_lim cannot properly describe that constraint
177 dev_info->tx_desc_lim.nb_align = sa->txq_min_entries;
179 if (sap->dp_rx->get_dev_info != NULL)
180 sap->dp_rx->get_dev_info(dev_info);
181 if (sap->dp_tx->get_dev_info != NULL)
182 sap->dp_tx->get_dev_info(dev_info);
184 dev_info->dev_capa = RTE_ETH_DEV_CAPA_RUNTIME_RX_QUEUE_SETUP |
185 RTE_ETH_DEV_CAPA_RUNTIME_TX_QUEUE_SETUP;
187 if (mae->status == SFC_MAE_STATUS_SUPPORTED) {
188 dev_info->switch_info.name = dev->device->driver->name;
189 dev_info->switch_info.domain_id = mae->switch_domain_id;
190 dev_info->switch_info.port_id = mae->switch_port_id;
196 static const uint32_t *
197 sfc_dev_supported_ptypes_get(struct rte_eth_dev *dev)
199 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
201 return sap->dp_rx->supported_ptypes_get(sap->shared->tunnel_encaps);
205 sfc_dev_configure(struct rte_eth_dev *dev)
207 struct rte_eth_dev_data *dev_data = dev->data;
208 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
211 sfc_log_init(sa, "entry n_rxq=%u n_txq=%u",
212 dev_data->nb_rx_queues, dev_data->nb_tx_queues);
214 sfc_adapter_lock(sa);
216 case SFC_ADAPTER_CONFIGURED:
218 case SFC_ADAPTER_INITIALIZED:
219 rc = sfc_configure(sa);
222 sfc_err(sa, "unexpected adapter state %u to configure",
227 sfc_adapter_unlock(sa);
229 sfc_log_init(sa, "done %d", rc);
235 sfc_dev_start(struct rte_eth_dev *dev)
237 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
240 sfc_log_init(sa, "entry");
242 sfc_adapter_lock(sa);
244 sfc_adapter_unlock(sa);
246 sfc_log_init(sa, "done %d", rc);
252 sfc_dev_link_update(struct rte_eth_dev *dev, int wait_to_complete)
254 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
255 struct rte_eth_link current_link;
258 sfc_log_init(sa, "entry");
260 if (sa->state != SFC_ADAPTER_STARTED) {
261 sfc_port_link_mode_to_info(EFX_LINK_UNKNOWN, ¤t_link);
262 } else if (wait_to_complete) {
263 efx_link_mode_t link_mode;
265 if (efx_port_poll(sa->nic, &link_mode) != 0)
266 link_mode = EFX_LINK_UNKNOWN;
267 sfc_port_link_mode_to_info(link_mode, ¤t_link);
270 sfc_ev_mgmt_qpoll(sa);
271 rte_eth_linkstatus_get(dev, ¤t_link);
274 ret = rte_eth_linkstatus_set(dev, ¤t_link);
276 sfc_notice(sa, "Link status is %s",
277 current_link.link_status ? "UP" : "DOWN");
283 sfc_dev_stop(struct rte_eth_dev *dev)
285 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
287 sfc_log_init(sa, "entry");
289 sfc_adapter_lock(sa);
291 sfc_adapter_unlock(sa);
293 sfc_log_init(sa, "done");
299 sfc_dev_set_link_up(struct rte_eth_dev *dev)
301 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
304 sfc_log_init(sa, "entry");
306 sfc_adapter_lock(sa);
308 sfc_adapter_unlock(sa);
315 sfc_dev_set_link_down(struct rte_eth_dev *dev)
317 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
319 sfc_log_init(sa, "entry");
321 sfc_adapter_lock(sa);
323 sfc_adapter_unlock(sa);
329 sfc_eth_dev_secondary_clear_ops(struct rte_eth_dev *dev)
331 free(dev->process_private);
332 rte_eth_dev_release_port(dev);
336 sfc_dev_close(struct rte_eth_dev *dev)
338 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
340 sfc_log_init(sa, "entry");
342 if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
343 sfc_eth_dev_secondary_clear_ops(dev);
347 sfc_adapter_lock(sa);
349 case SFC_ADAPTER_STARTED:
351 SFC_ASSERT(sa->state == SFC_ADAPTER_CONFIGURED);
353 case SFC_ADAPTER_CONFIGURED:
355 SFC_ASSERT(sa->state == SFC_ADAPTER_INITIALIZED);
357 case SFC_ADAPTER_INITIALIZED:
360 sfc_err(sa, "unexpected adapter state %u on close", sa->state);
365 * Cleanup all resources.
366 * Rollback primary process sfc_eth_dev_init() below.
369 sfc_eth_dev_clear_ops(dev);
374 sfc_kvargs_cleanup(sa);
376 sfc_adapter_unlock(sa);
377 sfc_adapter_lock_fini(sa);
379 sfc_log_init(sa, "done");
381 /* Required for logging, so cleanup last */
390 sfc_dev_filter_set(struct rte_eth_dev *dev, enum sfc_dev_filter_mode mode,
393 struct sfc_port *port;
395 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
396 boolean_t allmulti = (mode == SFC_DEV_FILTER_MODE_ALLMULTI);
397 const char *desc = (allmulti) ? "all-multi" : "promiscuous";
400 sfc_adapter_lock(sa);
403 toggle = (allmulti) ? (&port->allmulti) : (&port->promisc);
405 if (*toggle != enabled) {
408 if (sfc_sa2shared(sa)->isolated) {
409 sfc_warn(sa, "isolated mode is active on the port");
410 sfc_warn(sa, "the change is to be applied on the next "
411 "start provided that isolated mode is "
412 "disabled prior the next start");
413 } else if ((sa->state == SFC_ADAPTER_STARTED) &&
414 ((rc = sfc_set_rx_mode(sa)) != 0)) {
415 *toggle = !(enabled);
416 sfc_warn(sa, "Failed to %s %s mode, rc = %d",
417 ((enabled) ? "enable" : "disable"), desc, rc);
420 * For promiscuous and all-multicast filters a
421 * permission failure should be reported as an
422 * unsupported filter.
429 sfc_adapter_unlock(sa);
434 sfc_dev_promisc_enable(struct rte_eth_dev *dev)
436 int rc = sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_PROMISC, B_TRUE);
443 sfc_dev_promisc_disable(struct rte_eth_dev *dev)
445 int rc = sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_PROMISC, B_FALSE);
452 sfc_dev_allmulti_enable(struct rte_eth_dev *dev)
454 int rc = sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_ALLMULTI, B_TRUE);
461 sfc_dev_allmulti_disable(struct rte_eth_dev *dev)
463 int rc = sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_ALLMULTI, B_FALSE);
470 sfc_rx_queue_setup(struct rte_eth_dev *dev, uint16_t ethdev_qid,
471 uint16_t nb_rx_desc, unsigned int socket_id,
472 const struct rte_eth_rxconf *rx_conf,
473 struct rte_mempool *mb_pool)
475 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
476 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
477 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
478 struct sfc_rxq_info *rxq_info;
479 sfc_sw_index_t sw_index;
482 sfc_log_init(sa, "RxQ=%u nb_rx_desc=%u socket_id=%u",
483 ethdev_qid, nb_rx_desc, socket_id);
485 sfc_adapter_lock(sa);
487 sw_index = sfc_rxq_sw_index_by_ethdev_rx_qid(sas, sfc_ethdev_qid);
488 rc = sfc_rx_qinit(sa, sw_index, nb_rx_desc, socket_id,
493 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
494 dev->data->rx_queues[ethdev_qid] = rxq_info->dp;
496 sfc_adapter_unlock(sa);
501 sfc_adapter_unlock(sa);
507 sfc_rx_queue_release(struct rte_eth_dev *dev, uint16_t qid)
509 struct sfc_dp_rxq *dp_rxq = dev->data->rx_queues[qid];
511 struct sfc_adapter *sa;
512 sfc_sw_index_t sw_index;
517 rxq = sfc_rxq_by_dp_rxq(dp_rxq);
519 sfc_adapter_lock(sa);
521 sw_index = dp_rxq->dpq.queue_id;
523 sfc_log_init(sa, "RxQ=%u", sw_index);
525 sfc_rx_qfini(sa, sw_index);
527 sfc_adapter_unlock(sa);
531 sfc_tx_queue_setup(struct rte_eth_dev *dev, uint16_t ethdev_qid,
532 uint16_t nb_tx_desc, unsigned int socket_id,
533 const struct rte_eth_txconf *tx_conf)
535 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
536 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
537 struct sfc_txq_info *txq_info;
538 sfc_sw_index_t sw_index;
541 sfc_log_init(sa, "TxQ = %u, nb_tx_desc = %u, socket_id = %u",
542 ethdev_qid, nb_tx_desc, socket_id);
544 sfc_adapter_lock(sa);
546 sw_index = sfc_txq_sw_index_by_ethdev_tx_qid(sas, ethdev_qid);
547 rc = sfc_tx_qinit(sa, sw_index, nb_tx_desc, socket_id, tx_conf);
551 txq_info = sfc_txq_info_by_ethdev_qid(sas, ethdev_qid);
552 dev->data->tx_queues[ethdev_qid] = txq_info->dp;
554 sfc_adapter_unlock(sa);
558 sfc_adapter_unlock(sa);
564 sfc_tx_queue_release(struct rte_eth_dev *dev, uint16_t qid)
566 struct sfc_dp_txq *dp_txq = dev->data->tx_queues[qid];
568 sfc_sw_index_t sw_index;
569 struct sfc_adapter *sa;
574 txq = sfc_txq_by_dp_txq(dp_txq);
575 sw_index = dp_txq->dpq.queue_id;
577 SFC_ASSERT(txq->evq != NULL);
580 sfc_log_init(sa, "TxQ = %u", sw_index);
582 sfc_adapter_lock(sa);
584 sfc_tx_qfini(sa, sw_index);
586 sfc_adapter_unlock(sa);
590 sfc_stats_get_dp_rx(struct sfc_adapter *sa, uint64_t *pkts, uint64_t *bytes)
592 struct sfc_adapter_shared *sas = sfc_sa2shared(sa);
593 uint64_t pkts_sum = 0;
594 uint64_t bytes_sum = 0;
597 for (i = 0; i < sas->ethdev_rxq_count; ++i) {
598 struct sfc_rxq_info *rxq_info;
600 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, i);
601 if (rxq_info->state & SFC_RXQ_INITIALIZED) {
602 union sfc_pkts_bytes qstats;
604 sfc_pkts_bytes_get(&rxq_info->dp->dpq.stats, &qstats);
605 pkts_sum += qstats.pkts -
606 sa->sw_stats.reset_rx_pkts[i];
607 bytes_sum += qstats.bytes -
608 sa->sw_stats.reset_rx_bytes[i];
617 sfc_stats_get_dp_tx(struct sfc_adapter *sa, uint64_t *pkts, uint64_t *bytes)
619 struct sfc_adapter_shared *sas = sfc_sa2shared(sa);
620 uint64_t pkts_sum = 0;
621 uint64_t bytes_sum = 0;
624 for (i = 0; i < sas->ethdev_txq_count; ++i) {
625 struct sfc_txq_info *txq_info;
627 txq_info = sfc_txq_info_by_ethdev_qid(sas, i);
628 if (txq_info->state & SFC_TXQ_INITIALIZED) {
629 union sfc_pkts_bytes qstats;
631 sfc_pkts_bytes_get(&txq_info->dp->dpq.stats, &qstats);
632 pkts_sum += qstats.pkts -
633 sa->sw_stats.reset_tx_pkts[i];
634 bytes_sum += qstats.bytes -
635 sa->sw_stats.reset_tx_bytes[i];
644 * Some statistics are computed as A - B where A and B each increase
645 * monotonically with some hardware counter(s) and the counters are read
648 * If packet X is counted in A, but not counted in B yet, computed value is
651 * If packet X is not counted in A at the moment of reading the counter,
652 * but counted in B at the moment of reading the counter, computed value
655 * However, counter which grows backward is worse evil than slightly wrong
656 * value. So, let's try to guarantee that it never happens except may be
657 * the case when the MAC stats are zeroed as a result of a NIC reset.
660 sfc_update_diff_stat(uint64_t *stat, uint64_t newval)
662 if ((int64_t)(newval - *stat) > 0 || newval == 0)
667 sfc_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
669 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
670 bool have_dp_rx_stats = sap->dp_rx->features & SFC_DP_RX_FEAT_STATS;
671 bool have_dp_tx_stats = sap->dp_tx->features & SFC_DP_TX_FEAT_STATS;
672 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
673 struct sfc_port *port = &sa->port;
677 sfc_adapter_lock(sa);
679 if (have_dp_rx_stats)
680 sfc_stats_get_dp_rx(sa, &stats->ipackets, &stats->ibytes);
681 if (have_dp_tx_stats)
682 sfc_stats_get_dp_tx(sa, &stats->opackets, &stats->obytes);
684 ret = sfc_port_update_mac_stats(sa, B_FALSE);
688 mac_stats = port->mac_stats_buf;
690 if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask,
691 EFX_MAC_VADAPTER_RX_UNICAST_PACKETS)) {
692 if (!have_dp_rx_stats) {
694 mac_stats[EFX_MAC_VADAPTER_RX_UNICAST_PACKETS] +
695 mac_stats[EFX_MAC_VADAPTER_RX_MULTICAST_PACKETS] +
696 mac_stats[EFX_MAC_VADAPTER_RX_BROADCAST_PACKETS];
698 mac_stats[EFX_MAC_VADAPTER_RX_UNICAST_BYTES] +
699 mac_stats[EFX_MAC_VADAPTER_RX_MULTICAST_BYTES] +
700 mac_stats[EFX_MAC_VADAPTER_RX_BROADCAST_BYTES];
702 /* CRC is included in these stats, but shouldn't be */
703 stats->ibytes -= stats->ipackets * RTE_ETHER_CRC_LEN;
705 if (!have_dp_tx_stats) {
707 mac_stats[EFX_MAC_VADAPTER_TX_UNICAST_PACKETS] +
708 mac_stats[EFX_MAC_VADAPTER_TX_MULTICAST_PACKETS] +
709 mac_stats[EFX_MAC_VADAPTER_TX_BROADCAST_PACKETS];
711 mac_stats[EFX_MAC_VADAPTER_TX_UNICAST_BYTES] +
712 mac_stats[EFX_MAC_VADAPTER_TX_MULTICAST_BYTES] +
713 mac_stats[EFX_MAC_VADAPTER_TX_BROADCAST_BYTES];
715 /* CRC is included in these stats, but shouldn't be */
716 stats->obytes -= stats->opackets * RTE_ETHER_CRC_LEN;
718 stats->imissed = mac_stats[EFX_MAC_VADAPTER_RX_BAD_PACKETS];
719 stats->oerrors = mac_stats[EFX_MAC_VADAPTER_TX_BAD_PACKETS];
721 if (!have_dp_tx_stats) {
722 stats->opackets = mac_stats[EFX_MAC_TX_PKTS];
723 stats->obytes = mac_stats[EFX_MAC_TX_OCTETS] -
724 mac_stats[EFX_MAC_TX_PKTS] * RTE_ETHER_CRC_LEN;
728 * Take into account stats which are whenever supported
729 * on EF10. If some stat is not supported by current
730 * firmware variant or HW revision, it is guaranteed
731 * to be zero in mac_stats.
734 mac_stats[EFX_MAC_RX_NODESC_DROP_CNT] +
735 mac_stats[EFX_MAC_PM_TRUNC_BB_OVERFLOW] +
736 mac_stats[EFX_MAC_PM_DISCARD_BB_OVERFLOW] +
737 mac_stats[EFX_MAC_PM_TRUNC_VFIFO_FULL] +
738 mac_stats[EFX_MAC_PM_DISCARD_VFIFO_FULL] +
739 mac_stats[EFX_MAC_PM_TRUNC_QBB] +
740 mac_stats[EFX_MAC_PM_DISCARD_QBB] +
741 mac_stats[EFX_MAC_PM_DISCARD_MAPPING] +
742 mac_stats[EFX_MAC_RXDP_Q_DISABLED_PKTS] +
743 mac_stats[EFX_MAC_RXDP_DI_DROPPED_PKTS];
745 mac_stats[EFX_MAC_RX_FCS_ERRORS] +
746 mac_stats[EFX_MAC_RX_ALIGN_ERRORS] +
747 mac_stats[EFX_MAC_RX_JABBER_PKTS];
748 /* no oerrors counters supported on EF10 */
750 if (!have_dp_rx_stats) {
751 /* Exclude missed, errors and pauses from Rx packets */
752 sfc_update_diff_stat(&port->ipackets,
753 mac_stats[EFX_MAC_RX_PKTS] -
754 mac_stats[EFX_MAC_RX_PAUSE_PKTS] -
755 stats->imissed - stats->ierrors);
756 stats->ipackets = port->ipackets;
757 stats->ibytes = mac_stats[EFX_MAC_RX_OCTETS] -
758 mac_stats[EFX_MAC_RX_PKTS] * RTE_ETHER_CRC_LEN;
763 sfc_adapter_unlock(sa);
764 SFC_ASSERT(ret >= 0);
769 sfc_stats_reset(struct rte_eth_dev *dev)
771 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
772 struct sfc_port *port = &sa->port;
775 sfc_adapter_lock(sa);
777 if (sa->state != SFC_ADAPTER_STARTED) {
779 * The operation cannot be done if port is not started; it
780 * will be scheduled to be done during the next port start
782 port->mac_stats_reset_pending = B_TRUE;
783 sfc_adapter_unlock(sa);
787 rc = sfc_port_reset_mac_stats(sa);
789 sfc_err(sa, "failed to reset statistics (rc = %d)", rc);
791 sfc_sw_xstats_reset(sa);
793 sfc_adapter_unlock(sa);
800 sfc_xstats_get_nb_supported(struct sfc_adapter *sa)
802 struct sfc_port *port = &sa->port;
803 unsigned int nb_supported;
805 sfc_adapter_lock(sa);
806 nb_supported = port->mac_stats_nb_supported +
807 sfc_sw_xstats_get_nb_supported(sa);
808 sfc_adapter_unlock(sa);
814 sfc_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
815 unsigned int xstats_count)
817 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
818 unsigned int nb_written = 0;
819 unsigned int nb_supported = 0;
822 if (unlikely(xstats == NULL))
823 return sfc_xstats_get_nb_supported(sa);
825 rc = sfc_port_get_mac_stats(sa, xstats, xstats_count, &nb_written);
830 sfc_sw_xstats_get_vals(sa, xstats, xstats_count, &nb_written,
837 sfc_xstats_get_names(struct rte_eth_dev *dev,
838 struct rte_eth_xstat_name *xstats_names,
839 unsigned int xstats_count)
841 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
842 struct sfc_port *port = &sa->port;
844 unsigned int nstats = 0;
845 unsigned int nb_written = 0;
848 if (unlikely(xstats_names == NULL))
849 return sfc_xstats_get_nb_supported(sa);
851 for (i = 0; i < EFX_MAC_NSTATS; ++i) {
852 if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i)) {
853 if (nstats < xstats_count) {
854 strlcpy(xstats_names[nstats].name,
855 efx_mac_stat_name(sa->nic, i),
856 sizeof(xstats_names[0].name));
863 ret = sfc_sw_xstats_get_names(sa, xstats_names, xstats_count,
864 &nb_written, &nstats);
874 sfc_xstats_get_by_id(struct rte_eth_dev *dev, const uint64_t *ids,
875 uint64_t *values, unsigned int n)
877 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
878 struct sfc_port *port = &sa->port;
879 unsigned int nb_supported;
883 if (unlikely(ids == NULL || values == NULL))
887 * Values array could be filled in nonsequential order. Fill values with
888 * constant indicating invalid ID first.
890 for (i = 0; i < n; i++)
891 values[i] = SFC_XSTAT_ID_INVALID_VAL;
893 rc = sfc_port_get_mac_stats_by_id(sa, ids, values, n);
897 nb_supported = port->mac_stats_nb_supported;
898 sfc_sw_xstats_get_vals_by_id(sa, ids, values, n, &nb_supported);
900 /* Return number of written stats before invalid ID is encountered. */
901 for (i = 0; i < n; i++) {
902 if (values[i] == SFC_XSTAT_ID_INVALID_VAL)
910 sfc_xstats_get_names_by_id(struct rte_eth_dev *dev,
912 struct rte_eth_xstat_name *xstats_names,
915 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
916 struct sfc_port *port = &sa->port;
917 unsigned int nb_supported;
921 if (unlikely(xstats_names == NULL && ids != NULL) ||
922 unlikely(xstats_names != NULL && ids == NULL))
925 if (unlikely(xstats_names == NULL && ids == NULL))
926 return sfc_xstats_get_nb_supported(sa);
929 * Names array could be filled in nonsequential order. Fill names with
930 * string indicating invalid ID first.
932 for (i = 0; i < size; i++)
933 xstats_names[i].name[0] = SFC_XSTAT_ID_INVALID_NAME;
935 sfc_adapter_lock(sa);
937 SFC_ASSERT(port->mac_stats_nb_supported <=
938 RTE_DIM(port->mac_stats_by_id));
940 for (i = 0; i < size; i++) {
941 if (ids[i] < port->mac_stats_nb_supported) {
942 strlcpy(xstats_names[i].name,
943 efx_mac_stat_name(sa->nic,
944 port->mac_stats_by_id[ids[i]]),
945 sizeof(xstats_names[0].name));
949 nb_supported = port->mac_stats_nb_supported;
951 sfc_adapter_unlock(sa);
953 ret = sfc_sw_xstats_get_names_by_id(sa, ids, xstats_names, size,
960 /* Return number of written names before invalid ID is encountered. */
961 for (i = 0; i < size; i++) {
962 if (xstats_names[i].name[0] == SFC_XSTAT_ID_INVALID_NAME)
970 sfc_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
972 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
973 unsigned int wanted_fc, link_fc;
975 memset(fc_conf, 0, sizeof(*fc_conf));
977 sfc_adapter_lock(sa);
979 if (sa->state == SFC_ADAPTER_STARTED)
980 efx_mac_fcntl_get(sa->nic, &wanted_fc, &link_fc);
982 link_fc = sa->port.flow_ctrl;
986 fc_conf->mode = RTE_FC_NONE;
988 case EFX_FCNTL_RESPOND:
989 fc_conf->mode = RTE_FC_RX_PAUSE;
991 case EFX_FCNTL_GENERATE:
992 fc_conf->mode = RTE_FC_TX_PAUSE;
994 case (EFX_FCNTL_RESPOND | EFX_FCNTL_GENERATE):
995 fc_conf->mode = RTE_FC_FULL;
998 sfc_err(sa, "%s: unexpected flow control value %#x",
1002 fc_conf->autoneg = sa->port.flow_ctrl_autoneg;
1004 sfc_adapter_unlock(sa);
1010 sfc_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
1012 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1013 struct sfc_port *port = &sa->port;
1017 if (fc_conf->high_water != 0 || fc_conf->low_water != 0 ||
1018 fc_conf->pause_time != 0 || fc_conf->send_xon != 0 ||
1019 fc_conf->mac_ctrl_frame_fwd != 0) {
1020 sfc_err(sa, "unsupported flow control settings specified");
1025 switch (fc_conf->mode) {
1029 case RTE_FC_RX_PAUSE:
1030 fcntl = EFX_FCNTL_RESPOND;
1032 case RTE_FC_TX_PAUSE:
1033 fcntl = EFX_FCNTL_GENERATE;
1036 fcntl = EFX_FCNTL_RESPOND | EFX_FCNTL_GENERATE;
1043 sfc_adapter_lock(sa);
1045 if (sa->state == SFC_ADAPTER_STARTED) {
1046 rc = efx_mac_fcntl_set(sa->nic, fcntl, fc_conf->autoneg);
1048 goto fail_mac_fcntl_set;
1051 port->flow_ctrl = fcntl;
1052 port->flow_ctrl_autoneg = fc_conf->autoneg;
1054 sfc_adapter_unlock(sa);
1059 sfc_adapter_unlock(sa);
1066 sfc_check_scatter_on_all_rx_queues(struct sfc_adapter *sa, size_t pdu)
1068 struct sfc_adapter_shared * const sas = sfc_sa2shared(sa);
1069 const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
1070 boolean_t scatter_enabled;
1074 for (i = 0; i < sas->rxq_count; i++) {
1075 if ((sas->rxq_info[i].state & SFC_RXQ_INITIALIZED) == 0)
1078 scatter_enabled = (sas->rxq_info[i].type_flags &
1079 EFX_RXQ_FLAG_SCATTER);
1081 if (!sfc_rx_check_scatter(pdu, sa->rxq_ctrl[i].buf_size,
1082 encp->enc_rx_prefix_size,
1084 encp->enc_rx_scatter_max, &error)) {
1085 sfc_err(sa, "MTU check for RxQ %u failed: %s", i,
1095 sfc_dev_set_mtu(struct rte_eth_dev *dev, uint16_t mtu)
1097 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1098 size_t pdu = EFX_MAC_PDU(mtu);
1102 sfc_log_init(sa, "mtu=%u", mtu);
1105 if (pdu < EFX_MAC_PDU_MIN) {
1106 sfc_err(sa, "too small MTU %u (PDU size %u less than min %u)",
1107 (unsigned int)mtu, (unsigned int)pdu,
1111 if (pdu > EFX_MAC_PDU_MAX) {
1112 sfc_err(sa, "too big MTU %u (PDU size %u greater than max %u)",
1113 (unsigned int)mtu, (unsigned int)pdu,
1114 (unsigned int)EFX_MAC_PDU_MAX);
1118 sfc_adapter_lock(sa);
1120 rc = sfc_check_scatter_on_all_rx_queues(sa, pdu);
1122 goto fail_check_scatter;
1124 if (pdu != sa->port.pdu) {
1125 if (sa->state == SFC_ADAPTER_STARTED) {
1128 old_pdu = sa->port.pdu;
1139 * The driver does not use it, but other PMDs update jumbo frame
1140 * flag and max_rx_pkt_len when MTU is set.
1142 if (mtu > RTE_ETHER_MTU) {
1143 struct rte_eth_rxmode *rxmode = &dev->data->dev_conf.rxmode;
1144 rxmode->offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;
1147 dev->data->dev_conf.rxmode.max_rx_pkt_len = sa->port.pdu;
1149 sfc_adapter_unlock(sa);
1151 sfc_log_init(sa, "done");
1155 sa->port.pdu = old_pdu;
1156 if (sfc_start(sa) != 0)
1157 sfc_err(sa, "cannot start with neither new (%u) nor old (%u) "
1158 "PDU max size - port is stopped",
1159 (unsigned int)pdu, (unsigned int)old_pdu);
1162 sfc_adapter_unlock(sa);
1165 sfc_log_init(sa, "failed %d", rc);
1170 sfc_mac_addr_set(struct rte_eth_dev *dev, struct rte_ether_addr *mac_addr)
1172 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1173 const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
1174 struct sfc_port *port = &sa->port;
1175 struct rte_ether_addr *old_addr = &dev->data->mac_addrs[0];
1178 sfc_adapter_lock(sa);
1180 if (rte_is_same_ether_addr(mac_addr, &port->default_mac_addr))
1184 * Copy the address to the device private data so that
1185 * it could be recalled in the case of adapter restart.
1187 rte_ether_addr_copy(mac_addr, &port->default_mac_addr);
1190 * Neither of the two following checks can return
1191 * an error. The new MAC address is preserved in
1192 * the device private data and can be activated
1193 * on the next port start if the user prevents
1194 * isolated mode from being enabled.
1196 if (sfc_sa2shared(sa)->isolated) {
1197 sfc_warn(sa, "isolated mode is active on the port");
1198 sfc_warn(sa, "will not set MAC address");
1202 if (sa->state != SFC_ADAPTER_STARTED) {
1203 sfc_notice(sa, "the port is not started");
1204 sfc_notice(sa, "the new MAC address will be set on port start");
1209 if (encp->enc_allow_set_mac_with_installed_filters) {
1210 rc = efx_mac_addr_set(sa->nic, mac_addr->addr_bytes);
1212 sfc_err(sa, "cannot set MAC address (rc = %u)", rc);
1217 * Changing the MAC address by means of MCDI request
1218 * has no effect on received traffic, therefore
1219 * we also need to update unicast filters
1221 rc = sfc_set_rx_mode_unchecked(sa);
1223 sfc_err(sa, "cannot set filter (rc = %u)", rc);
1224 /* Rollback the old address */
1225 (void)efx_mac_addr_set(sa->nic, old_addr->addr_bytes);
1226 (void)sfc_set_rx_mode_unchecked(sa);
1229 sfc_warn(sa, "cannot set MAC address with filters installed");
1230 sfc_warn(sa, "adapter will be restarted to pick the new MAC");
1231 sfc_warn(sa, "(some traffic may be dropped)");
1234 * Since setting MAC address with filters installed is not
1235 * allowed on the adapter, the new MAC address will be set
1236 * by means of adapter restart. sfc_start() shall retrieve
1237 * the new address from the device private data and set it.
1242 sfc_err(sa, "cannot restart adapter (rc = %u)", rc);
1247 rte_ether_addr_copy(old_addr, &port->default_mac_addr);
1249 sfc_adapter_unlock(sa);
1251 SFC_ASSERT(rc >= 0);
1257 sfc_set_mc_addr_list(struct rte_eth_dev *dev,
1258 struct rte_ether_addr *mc_addr_set, uint32_t nb_mc_addr)
1260 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1261 struct sfc_port *port = &sa->port;
1262 uint8_t *mc_addrs = port->mcast_addrs;
1266 if (sfc_sa2shared(sa)->isolated) {
1267 sfc_err(sa, "isolated mode is active on the port");
1268 sfc_err(sa, "will not set multicast address list");
1272 if (mc_addrs == NULL)
1275 if (nb_mc_addr > port->max_mcast_addrs) {
1276 sfc_err(sa, "too many multicast addresses: %u > %u",
1277 nb_mc_addr, port->max_mcast_addrs);
1281 for (i = 0; i < nb_mc_addr; ++i) {
1282 rte_memcpy(mc_addrs, mc_addr_set[i].addr_bytes,
1284 mc_addrs += EFX_MAC_ADDR_LEN;
1287 port->nb_mcast_addrs = nb_mc_addr;
1289 if (sa->state != SFC_ADAPTER_STARTED)
1292 rc = efx_mac_multicast_list_set(sa->nic, port->mcast_addrs,
1293 port->nb_mcast_addrs);
1295 sfc_err(sa, "cannot set multicast address list (rc = %u)", rc);
1297 SFC_ASSERT(rc >= 0);
1302 * The function is used by the secondary process as well. It must not
1303 * use any process-local pointers from the adapter data.
1306 sfc_rx_queue_info_get(struct rte_eth_dev *dev, uint16_t ethdev_qid,
1307 struct rte_eth_rxq_info *qinfo)
1309 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1310 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
1311 struct sfc_rxq_info *rxq_info;
1313 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
1315 qinfo->mp = rxq_info->refill_mb_pool;
1316 qinfo->conf.rx_free_thresh = rxq_info->refill_threshold;
1317 qinfo->conf.rx_drop_en = 1;
1318 qinfo->conf.rx_deferred_start = rxq_info->deferred_start;
1319 qinfo->conf.offloads = dev->data->dev_conf.rxmode.offloads;
1320 if (rxq_info->type_flags & EFX_RXQ_FLAG_SCATTER) {
1321 qinfo->conf.offloads |= DEV_RX_OFFLOAD_SCATTER;
1322 qinfo->scattered_rx = 1;
1324 qinfo->nb_desc = rxq_info->entries;
1328 * The function is used by the secondary process as well. It must not
1329 * use any process-local pointers from the adapter data.
1332 sfc_tx_queue_info_get(struct rte_eth_dev *dev, uint16_t ethdev_qid,
1333 struct rte_eth_txq_info *qinfo)
1335 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1336 struct sfc_txq_info *txq_info;
1338 SFC_ASSERT(ethdev_qid < sas->ethdev_txq_count);
1340 txq_info = sfc_txq_info_by_ethdev_qid(sas, ethdev_qid);
1342 memset(qinfo, 0, sizeof(*qinfo));
1344 qinfo->conf.offloads = txq_info->offloads;
1345 qinfo->conf.tx_free_thresh = txq_info->free_thresh;
1346 qinfo->conf.tx_deferred_start = txq_info->deferred_start;
1347 qinfo->nb_desc = txq_info->entries;
1351 * The function is used by the secondary process as well. It must not
1352 * use any process-local pointers from the adapter data.
1355 sfc_rx_queue_count(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1357 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
1358 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1359 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
1360 struct sfc_rxq_info *rxq_info;
1362 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
1364 if ((rxq_info->state & SFC_RXQ_STARTED) == 0)
1367 return sap->dp_rx->qdesc_npending(rxq_info->dp);
1371 * The function is used by the secondary process as well. It must not
1372 * use any process-local pointers from the adapter data.
1375 sfc_rx_descriptor_status(void *queue, uint16_t offset)
1377 struct sfc_dp_rxq *dp_rxq = queue;
1378 const struct sfc_dp_rx *dp_rx;
1380 dp_rx = sfc_dp_rx_by_dp_rxq(dp_rxq);
1382 return dp_rx->qdesc_status(dp_rxq, offset);
1386 * The function is used by the secondary process as well. It must not
1387 * use any process-local pointers from the adapter data.
1390 sfc_tx_descriptor_status(void *queue, uint16_t offset)
1392 struct sfc_dp_txq *dp_txq = queue;
1393 const struct sfc_dp_tx *dp_tx;
1395 dp_tx = sfc_dp_tx_by_dp_txq(dp_txq);
1397 return dp_tx->qdesc_status(dp_txq, offset);
1401 sfc_rx_queue_start(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1403 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1404 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1405 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
1406 struct sfc_rxq_info *rxq_info;
1407 sfc_sw_index_t sw_index;
1410 sfc_log_init(sa, "RxQ=%u", ethdev_qid);
1412 sfc_adapter_lock(sa);
1415 if (sa->state != SFC_ADAPTER_STARTED)
1416 goto fail_not_started;
1418 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
1419 if (rxq_info->state != SFC_RXQ_INITIALIZED)
1420 goto fail_not_setup;
1422 sw_index = sfc_rxq_sw_index_by_ethdev_rx_qid(sas, sfc_ethdev_qid);
1423 rc = sfc_rx_qstart(sa, sw_index);
1425 goto fail_rx_qstart;
1427 rxq_info->deferred_started = B_TRUE;
1429 sfc_adapter_unlock(sa);
1436 sfc_adapter_unlock(sa);
1442 sfc_rx_queue_stop(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1444 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1445 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1446 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
1447 struct sfc_rxq_info *rxq_info;
1448 sfc_sw_index_t sw_index;
1450 sfc_log_init(sa, "RxQ=%u", ethdev_qid);
1452 sfc_adapter_lock(sa);
1454 sw_index = sfc_rxq_sw_index_by_ethdev_rx_qid(sas, sfc_ethdev_qid);
1455 sfc_rx_qstop(sa, sw_index);
1457 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
1458 rxq_info->deferred_started = B_FALSE;
1460 sfc_adapter_unlock(sa);
1466 sfc_tx_queue_start(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1468 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1469 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1470 struct sfc_txq_info *txq_info;
1471 sfc_sw_index_t sw_index;
1474 sfc_log_init(sa, "TxQ = %u", ethdev_qid);
1476 sfc_adapter_lock(sa);
1479 if (sa->state != SFC_ADAPTER_STARTED)
1480 goto fail_not_started;
1482 txq_info = sfc_txq_info_by_ethdev_qid(sas, ethdev_qid);
1483 if (txq_info->state != SFC_TXQ_INITIALIZED)
1484 goto fail_not_setup;
1486 sw_index = sfc_txq_sw_index_by_ethdev_tx_qid(sas, ethdev_qid);
1487 rc = sfc_tx_qstart(sa, sw_index);
1489 goto fail_tx_qstart;
1491 txq_info->deferred_started = B_TRUE;
1493 sfc_adapter_unlock(sa);
1500 sfc_adapter_unlock(sa);
1506 sfc_tx_queue_stop(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1508 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1509 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1510 struct sfc_txq_info *txq_info;
1511 sfc_sw_index_t sw_index;
1513 sfc_log_init(sa, "TxQ = %u", ethdev_qid);
1515 sfc_adapter_lock(sa);
1517 sw_index = sfc_txq_sw_index_by_ethdev_tx_qid(sas, ethdev_qid);
1518 sfc_tx_qstop(sa, sw_index);
1520 txq_info = sfc_txq_info_by_ethdev_qid(sas, ethdev_qid);
1521 txq_info->deferred_started = B_FALSE;
1523 sfc_adapter_unlock(sa);
1527 static efx_tunnel_protocol_t
1528 sfc_tunnel_rte_type_to_efx_udp_proto(enum rte_eth_tunnel_type rte_type)
1531 case RTE_TUNNEL_TYPE_VXLAN:
1532 return EFX_TUNNEL_PROTOCOL_VXLAN;
1533 case RTE_TUNNEL_TYPE_GENEVE:
1534 return EFX_TUNNEL_PROTOCOL_GENEVE;
1536 return EFX_TUNNEL_NPROTOS;
1540 enum sfc_udp_tunnel_op_e {
1541 SFC_UDP_TUNNEL_ADD_PORT,
1542 SFC_UDP_TUNNEL_DEL_PORT,
1546 sfc_dev_udp_tunnel_op(struct rte_eth_dev *dev,
1547 struct rte_eth_udp_tunnel *tunnel_udp,
1548 enum sfc_udp_tunnel_op_e op)
1550 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1551 efx_tunnel_protocol_t tunnel_proto;
1554 sfc_log_init(sa, "%s udp_port=%u prot_type=%u",
1555 (op == SFC_UDP_TUNNEL_ADD_PORT) ? "add" :
1556 (op == SFC_UDP_TUNNEL_DEL_PORT) ? "delete" : "unknown",
1557 tunnel_udp->udp_port, tunnel_udp->prot_type);
1560 sfc_tunnel_rte_type_to_efx_udp_proto(tunnel_udp->prot_type);
1561 if (tunnel_proto >= EFX_TUNNEL_NPROTOS) {
1563 goto fail_bad_proto;
1566 sfc_adapter_lock(sa);
1569 case SFC_UDP_TUNNEL_ADD_PORT:
1570 rc = efx_tunnel_config_udp_add(sa->nic,
1571 tunnel_udp->udp_port,
1574 case SFC_UDP_TUNNEL_DEL_PORT:
1575 rc = efx_tunnel_config_udp_remove(sa->nic,
1576 tunnel_udp->udp_port,
1587 if (sa->state == SFC_ADAPTER_STARTED) {
1588 rc = efx_tunnel_reconfigure(sa->nic);
1591 * Configuration is accepted by FW and MC reboot
1592 * is initiated to apply the changes. MC reboot
1593 * will be handled in a usual way (MC reboot
1594 * event on management event queue and adapter
1598 } else if (rc != 0) {
1599 goto fail_reconfigure;
1603 sfc_adapter_unlock(sa);
1607 /* Remove/restore entry since the change makes the trouble */
1609 case SFC_UDP_TUNNEL_ADD_PORT:
1610 (void)efx_tunnel_config_udp_remove(sa->nic,
1611 tunnel_udp->udp_port,
1614 case SFC_UDP_TUNNEL_DEL_PORT:
1615 (void)efx_tunnel_config_udp_add(sa->nic,
1616 tunnel_udp->udp_port,
1623 sfc_adapter_unlock(sa);
1631 sfc_dev_udp_tunnel_port_add(struct rte_eth_dev *dev,
1632 struct rte_eth_udp_tunnel *tunnel_udp)
1634 return sfc_dev_udp_tunnel_op(dev, tunnel_udp, SFC_UDP_TUNNEL_ADD_PORT);
1638 sfc_dev_udp_tunnel_port_del(struct rte_eth_dev *dev,
1639 struct rte_eth_udp_tunnel *tunnel_udp)
1641 return sfc_dev_udp_tunnel_op(dev, tunnel_udp, SFC_UDP_TUNNEL_DEL_PORT);
1645 * The function is used by the secondary process as well. It must not
1646 * use any process-local pointers from the adapter data.
1649 sfc_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
1650 struct rte_eth_rss_conf *rss_conf)
1652 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1653 struct sfc_rss *rss = &sas->rss;
1655 if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE)
1659 * Mapping of hash configuration between RTE and EFX is not one-to-one,
1660 * hence, conversion is done here to derive a correct set of ETH_RSS
1661 * flags which corresponds to the active EFX configuration stored
1662 * locally in 'sfc_adapter' and kept up-to-date
1664 rss_conf->rss_hf = sfc_rx_hf_efx_to_rte(rss, rss->hash_types);
1665 rss_conf->rss_key_len = EFX_RSS_KEY_SIZE;
1666 if (rss_conf->rss_key != NULL)
1667 rte_memcpy(rss_conf->rss_key, rss->key, EFX_RSS_KEY_SIZE);
1673 sfc_dev_rss_hash_update(struct rte_eth_dev *dev,
1674 struct rte_eth_rss_conf *rss_conf)
1676 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1677 struct sfc_rss *rss = &sfc_sa2shared(sa)->rss;
1678 unsigned int efx_hash_types;
1679 uint32_t contexts[] = {EFX_RSS_CONTEXT_DEFAULT, rss->dummy_rss_context};
1680 unsigned int n_contexts;
1681 unsigned int mode_i = 0;
1682 unsigned int key_i = 0;
1686 n_contexts = rss->dummy_rss_context == EFX_RSS_CONTEXT_DEFAULT ? 1 : 2;
1688 if (sfc_sa2shared(sa)->isolated)
1691 if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE) {
1692 sfc_err(sa, "RSS is not available");
1696 if (rss->channels == 0) {
1697 sfc_err(sa, "RSS is not configured");
1701 if ((rss_conf->rss_key != NULL) &&
1702 (rss_conf->rss_key_len != sizeof(rss->key))) {
1703 sfc_err(sa, "RSS key size is wrong (should be %zu)",
1708 sfc_adapter_lock(sa);
1710 rc = sfc_rx_hf_rte_to_efx(sa, rss_conf->rss_hf, &efx_hash_types);
1712 goto fail_rx_hf_rte_to_efx;
1714 for (mode_i = 0; mode_i < n_contexts; mode_i++) {
1715 rc = efx_rx_scale_mode_set(sa->nic, contexts[mode_i],
1716 rss->hash_alg, efx_hash_types,
1719 goto fail_scale_mode_set;
1722 if (rss_conf->rss_key != NULL) {
1723 if (sa->state == SFC_ADAPTER_STARTED) {
1724 for (key_i = 0; key_i < n_contexts; key_i++) {
1725 rc = efx_rx_scale_key_set(sa->nic,
1730 goto fail_scale_key_set;
1734 rte_memcpy(rss->key, rss_conf->rss_key, sizeof(rss->key));
1737 rss->hash_types = efx_hash_types;
1739 sfc_adapter_unlock(sa);
1744 for (i = 0; i < key_i; i++) {
1745 if (efx_rx_scale_key_set(sa->nic, contexts[i], rss->key,
1746 sizeof(rss->key)) != 0)
1747 sfc_err(sa, "failed to restore RSS key");
1750 fail_scale_mode_set:
1751 for (i = 0; i < mode_i; i++) {
1752 if (efx_rx_scale_mode_set(sa->nic, contexts[i],
1753 EFX_RX_HASHALG_TOEPLITZ,
1754 rss->hash_types, B_TRUE) != 0)
1755 sfc_err(sa, "failed to restore RSS mode");
1758 fail_rx_hf_rte_to_efx:
1759 sfc_adapter_unlock(sa);
1764 * The function is used by the secondary process as well. It must not
1765 * use any process-local pointers from the adapter data.
1768 sfc_dev_rss_reta_query(struct rte_eth_dev *dev,
1769 struct rte_eth_rss_reta_entry64 *reta_conf,
1772 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1773 struct sfc_rss *rss = &sas->rss;
1776 if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE || sas->isolated)
1779 if (rss->channels == 0)
1782 if (reta_size != EFX_RSS_TBL_SIZE)
1785 for (entry = 0; entry < reta_size; entry++) {
1786 int grp = entry / RTE_RETA_GROUP_SIZE;
1787 int grp_idx = entry % RTE_RETA_GROUP_SIZE;
1789 if ((reta_conf[grp].mask >> grp_idx) & 1)
1790 reta_conf[grp].reta[grp_idx] = rss->tbl[entry];
1797 sfc_dev_rss_reta_update(struct rte_eth_dev *dev,
1798 struct rte_eth_rss_reta_entry64 *reta_conf,
1801 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1802 struct sfc_rss *rss = &sfc_sa2shared(sa)->rss;
1803 unsigned int *rss_tbl_new;
1808 if (sfc_sa2shared(sa)->isolated)
1811 if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE) {
1812 sfc_err(sa, "RSS is not available");
1816 if (rss->channels == 0) {
1817 sfc_err(sa, "RSS is not configured");
1821 if (reta_size != EFX_RSS_TBL_SIZE) {
1822 sfc_err(sa, "RETA size is wrong (should be %u)",
1827 rss_tbl_new = rte_zmalloc("rss_tbl_new", sizeof(rss->tbl), 0);
1828 if (rss_tbl_new == NULL)
1831 sfc_adapter_lock(sa);
1833 rte_memcpy(rss_tbl_new, rss->tbl, sizeof(rss->tbl));
1835 for (entry = 0; entry < reta_size; entry++) {
1836 int grp_idx = entry % RTE_RETA_GROUP_SIZE;
1837 struct rte_eth_rss_reta_entry64 *grp;
1839 grp = &reta_conf[entry / RTE_RETA_GROUP_SIZE];
1841 if (grp->mask & (1ull << grp_idx)) {
1842 if (grp->reta[grp_idx] >= rss->channels) {
1844 goto bad_reta_entry;
1846 rss_tbl_new[entry] = grp->reta[grp_idx];
1850 if (sa->state == SFC_ADAPTER_STARTED) {
1851 rc = efx_rx_scale_tbl_set(sa->nic, EFX_RSS_CONTEXT_DEFAULT,
1852 rss_tbl_new, EFX_RSS_TBL_SIZE);
1854 goto fail_scale_tbl_set;
1857 rte_memcpy(rss->tbl, rss_tbl_new, sizeof(rss->tbl));
1861 sfc_adapter_unlock(sa);
1863 rte_free(rss_tbl_new);
1865 SFC_ASSERT(rc >= 0);
1870 sfc_dev_flow_ops_get(struct rte_eth_dev *dev __rte_unused,
1871 const struct rte_flow_ops **ops)
1873 *ops = &sfc_flow_ops;
1878 sfc_pool_ops_supported(struct rte_eth_dev *dev, const char *pool)
1880 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
1883 * If Rx datapath does not provide callback to check mempool,
1884 * all pools are supported.
1886 if (sap->dp_rx->pool_ops_supported == NULL)
1889 return sap->dp_rx->pool_ops_supported(pool);
1893 sfc_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1895 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
1896 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1897 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
1898 struct sfc_rxq_info *rxq_info;
1900 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
1902 return sap->dp_rx->intr_enable(rxq_info->dp);
1906 sfc_rx_queue_intr_disable(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1908 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
1909 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1910 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
1911 struct sfc_rxq_info *rxq_info;
1913 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
1915 return sap->dp_rx->intr_disable(rxq_info->dp);
1918 static const struct eth_dev_ops sfc_eth_dev_ops = {
1919 .dev_configure = sfc_dev_configure,
1920 .dev_start = sfc_dev_start,
1921 .dev_stop = sfc_dev_stop,
1922 .dev_set_link_up = sfc_dev_set_link_up,
1923 .dev_set_link_down = sfc_dev_set_link_down,
1924 .dev_close = sfc_dev_close,
1925 .promiscuous_enable = sfc_dev_promisc_enable,
1926 .promiscuous_disable = sfc_dev_promisc_disable,
1927 .allmulticast_enable = sfc_dev_allmulti_enable,
1928 .allmulticast_disable = sfc_dev_allmulti_disable,
1929 .link_update = sfc_dev_link_update,
1930 .stats_get = sfc_stats_get,
1931 .stats_reset = sfc_stats_reset,
1932 .xstats_get = sfc_xstats_get,
1933 .xstats_reset = sfc_stats_reset,
1934 .xstats_get_names = sfc_xstats_get_names,
1935 .dev_infos_get = sfc_dev_infos_get,
1936 .dev_supported_ptypes_get = sfc_dev_supported_ptypes_get,
1937 .mtu_set = sfc_dev_set_mtu,
1938 .rx_queue_start = sfc_rx_queue_start,
1939 .rx_queue_stop = sfc_rx_queue_stop,
1940 .tx_queue_start = sfc_tx_queue_start,
1941 .tx_queue_stop = sfc_tx_queue_stop,
1942 .rx_queue_setup = sfc_rx_queue_setup,
1943 .rx_queue_release = sfc_rx_queue_release,
1944 .rx_queue_intr_enable = sfc_rx_queue_intr_enable,
1945 .rx_queue_intr_disable = sfc_rx_queue_intr_disable,
1946 .tx_queue_setup = sfc_tx_queue_setup,
1947 .tx_queue_release = sfc_tx_queue_release,
1948 .flow_ctrl_get = sfc_flow_ctrl_get,
1949 .flow_ctrl_set = sfc_flow_ctrl_set,
1950 .mac_addr_set = sfc_mac_addr_set,
1951 .udp_tunnel_port_add = sfc_dev_udp_tunnel_port_add,
1952 .udp_tunnel_port_del = sfc_dev_udp_tunnel_port_del,
1953 .reta_update = sfc_dev_rss_reta_update,
1954 .reta_query = sfc_dev_rss_reta_query,
1955 .rss_hash_update = sfc_dev_rss_hash_update,
1956 .rss_hash_conf_get = sfc_dev_rss_hash_conf_get,
1957 .flow_ops_get = sfc_dev_flow_ops_get,
1958 .set_mc_addr_list = sfc_set_mc_addr_list,
1959 .rxq_info_get = sfc_rx_queue_info_get,
1960 .txq_info_get = sfc_tx_queue_info_get,
1961 .fw_version_get = sfc_fw_version_get,
1962 .xstats_get_by_id = sfc_xstats_get_by_id,
1963 .xstats_get_names_by_id = sfc_xstats_get_names_by_id,
1964 .pool_ops_supported = sfc_pool_ops_supported,
1968 * Duplicate a string in potentially shared memory required for
1969 * multi-process support.
1971 * strdup() allocates from process-local heap/memory.
1974 sfc_strdup(const char *str)
1982 size = strlen(str) + 1;
1983 copy = rte_malloc(__func__, size, 0);
1985 rte_memcpy(copy, str, size);
1991 sfc_eth_dev_set_ops(struct rte_eth_dev *dev)
1993 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1994 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1995 const struct sfc_dp_rx *dp_rx;
1996 const struct sfc_dp_tx *dp_tx;
1997 const efx_nic_cfg_t *encp;
1998 unsigned int avail_caps = 0;
1999 const char *rx_name = NULL;
2000 const char *tx_name = NULL;
2003 switch (sa->family) {
2004 case EFX_FAMILY_HUNTINGTON:
2005 case EFX_FAMILY_MEDFORD:
2006 case EFX_FAMILY_MEDFORD2:
2007 avail_caps |= SFC_DP_HW_FW_CAP_EF10;
2008 avail_caps |= SFC_DP_HW_FW_CAP_RX_EFX;
2009 avail_caps |= SFC_DP_HW_FW_CAP_TX_EFX;
2011 case EFX_FAMILY_RIVERHEAD:
2012 avail_caps |= SFC_DP_HW_FW_CAP_EF100;
2018 encp = efx_nic_cfg_get(sa->nic);
2019 if (encp->enc_rx_es_super_buffer_supported)
2020 avail_caps |= SFC_DP_HW_FW_CAP_RX_ES_SUPER_BUFFER;
2022 rc = sfc_kvargs_process(sa, SFC_KVARG_RX_DATAPATH,
2023 sfc_kvarg_string_handler, &rx_name);
2025 goto fail_kvarg_rx_datapath;
2027 if (rx_name != NULL) {
2028 dp_rx = sfc_dp_find_rx_by_name(&sfc_dp_head, rx_name);
2029 if (dp_rx == NULL) {
2030 sfc_err(sa, "Rx datapath %s not found", rx_name);
2034 if (!sfc_dp_match_hw_fw_caps(&dp_rx->dp, avail_caps)) {
2036 "Insufficient Hw/FW capabilities to use Rx datapath %s",
2039 goto fail_dp_rx_caps;
2042 dp_rx = sfc_dp_find_rx_by_caps(&sfc_dp_head, avail_caps);
2043 if (dp_rx == NULL) {
2044 sfc_err(sa, "Rx datapath by caps %#x not found",
2051 sas->dp_rx_name = sfc_strdup(dp_rx->dp.name);
2052 if (sas->dp_rx_name == NULL) {
2054 goto fail_dp_rx_name;
2057 sfc_notice(sa, "use %s Rx datapath", sas->dp_rx_name);
2059 rc = sfc_kvargs_process(sa, SFC_KVARG_TX_DATAPATH,
2060 sfc_kvarg_string_handler, &tx_name);
2062 goto fail_kvarg_tx_datapath;
2064 if (tx_name != NULL) {
2065 dp_tx = sfc_dp_find_tx_by_name(&sfc_dp_head, tx_name);
2066 if (dp_tx == NULL) {
2067 sfc_err(sa, "Tx datapath %s not found", tx_name);
2071 if (!sfc_dp_match_hw_fw_caps(&dp_tx->dp, avail_caps)) {
2073 "Insufficient Hw/FW capabilities to use Tx datapath %s",
2076 goto fail_dp_tx_caps;
2079 dp_tx = sfc_dp_find_tx_by_caps(&sfc_dp_head, avail_caps);
2080 if (dp_tx == NULL) {
2081 sfc_err(sa, "Tx datapath by caps %#x not found",
2088 sas->dp_tx_name = sfc_strdup(dp_tx->dp.name);
2089 if (sas->dp_tx_name == NULL) {
2091 goto fail_dp_tx_name;
2094 sfc_notice(sa, "use %s Tx datapath", sas->dp_tx_name);
2096 sa->priv.dp_rx = dp_rx;
2097 sa->priv.dp_tx = dp_tx;
2099 dev->rx_pkt_burst = dp_rx->pkt_burst;
2100 dev->tx_pkt_prepare = dp_tx->pkt_prepare;
2101 dev->tx_pkt_burst = dp_tx->pkt_burst;
2103 dev->rx_queue_count = sfc_rx_queue_count;
2104 dev->rx_descriptor_status = sfc_rx_descriptor_status;
2105 dev->tx_descriptor_status = sfc_tx_descriptor_status;
2106 dev->dev_ops = &sfc_eth_dev_ops;
2113 fail_kvarg_tx_datapath:
2114 rte_free(sas->dp_rx_name);
2115 sas->dp_rx_name = NULL;
2120 fail_kvarg_rx_datapath:
2125 sfc_eth_dev_clear_ops(struct rte_eth_dev *dev)
2127 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
2128 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
2130 dev->dev_ops = NULL;
2131 dev->tx_pkt_prepare = NULL;
2132 dev->rx_pkt_burst = NULL;
2133 dev->tx_pkt_burst = NULL;
2135 rte_free(sas->dp_tx_name);
2136 sas->dp_tx_name = NULL;
2137 sa->priv.dp_tx = NULL;
2139 rte_free(sas->dp_rx_name);
2140 sas->dp_rx_name = NULL;
2141 sa->priv.dp_rx = NULL;
2144 static const struct eth_dev_ops sfc_eth_dev_secondary_ops = {
2145 .dev_supported_ptypes_get = sfc_dev_supported_ptypes_get,
2146 .reta_query = sfc_dev_rss_reta_query,
2147 .rss_hash_conf_get = sfc_dev_rss_hash_conf_get,
2148 .rxq_info_get = sfc_rx_queue_info_get,
2149 .txq_info_get = sfc_tx_queue_info_get,
2153 sfc_eth_dev_secondary_init(struct rte_eth_dev *dev, uint32_t logtype_main)
2155 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
2156 struct sfc_adapter_priv *sap;
2157 const struct sfc_dp_rx *dp_rx;
2158 const struct sfc_dp_tx *dp_tx;
2162 * Allocate process private data from heap, since it should not
2163 * be located in shared memory allocated using rte_malloc() API.
2165 sap = calloc(1, sizeof(*sap));
2168 goto fail_alloc_priv;
2171 sap->logtype_main = logtype_main;
2173 dp_rx = sfc_dp_find_rx_by_name(&sfc_dp_head, sas->dp_rx_name);
2174 if (dp_rx == NULL) {
2175 SFC_LOG(sas, RTE_LOG_ERR, logtype_main,
2176 "cannot find %s Rx datapath", sas->dp_rx_name);
2180 if (~dp_rx->features & SFC_DP_RX_FEAT_MULTI_PROCESS) {
2181 SFC_LOG(sas, RTE_LOG_ERR, logtype_main,
2182 "%s Rx datapath does not support multi-process",
2185 goto fail_dp_rx_multi_process;
2188 dp_tx = sfc_dp_find_tx_by_name(&sfc_dp_head, sas->dp_tx_name);
2189 if (dp_tx == NULL) {
2190 SFC_LOG(sas, RTE_LOG_ERR, logtype_main,
2191 "cannot find %s Tx datapath", sas->dp_tx_name);
2195 if (~dp_tx->features & SFC_DP_TX_FEAT_MULTI_PROCESS) {
2196 SFC_LOG(sas, RTE_LOG_ERR, logtype_main,
2197 "%s Tx datapath does not support multi-process",
2200 goto fail_dp_tx_multi_process;
2206 dev->process_private = sap;
2207 dev->rx_pkt_burst = dp_rx->pkt_burst;
2208 dev->tx_pkt_prepare = dp_tx->pkt_prepare;
2209 dev->tx_pkt_burst = dp_tx->pkt_burst;
2210 dev->rx_queue_count = sfc_rx_queue_count;
2211 dev->rx_descriptor_status = sfc_rx_descriptor_status;
2212 dev->tx_descriptor_status = sfc_tx_descriptor_status;
2213 dev->dev_ops = &sfc_eth_dev_secondary_ops;
2217 fail_dp_tx_multi_process:
2219 fail_dp_rx_multi_process:
2228 sfc_register_dp(void)
2231 if (TAILQ_EMPTY(&sfc_dp_head)) {
2232 /* Prefer EF10 datapath */
2233 sfc_dp_register(&sfc_dp_head, &sfc_ef100_rx.dp);
2234 sfc_dp_register(&sfc_dp_head, &sfc_ef10_essb_rx.dp);
2235 sfc_dp_register(&sfc_dp_head, &sfc_ef10_rx.dp);
2236 sfc_dp_register(&sfc_dp_head, &sfc_efx_rx.dp);
2238 sfc_dp_register(&sfc_dp_head, &sfc_ef100_tx.dp);
2239 sfc_dp_register(&sfc_dp_head, &sfc_ef10_tx.dp);
2240 sfc_dp_register(&sfc_dp_head, &sfc_efx_tx.dp);
2241 sfc_dp_register(&sfc_dp_head, &sfc_ef10_simple_tx.dp);
2246 sfc_parse_switch_mode(struct sfc_adapter *sa)
2248 const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
2249 const char *switch_mode = NULL;
2252 sfc_log_init(sa, "entry");
2254 rc = sfc_kvargs_process(sa, SFC_KVARG_SWITCH_MODE,
2255 sfc_kvarg_string_handler, &switch_mode);
2259 if (switch_mode == NULL) {
2260 sa->switchdev = encp->enc_mae_supported &&
2261 !encp->enc_datapath_cap_evb;
2262 } else if (strcasecmp(switch_mode, SFC_KVARG_SWITCH_MODE_LEGACY) == 0) {
2263 sa->switchdev = false;
2264 } else if (strcasecmp(switch_mode,
2265 SFC_KVARG_SWITCH_MODE_SWITCHDEV) == 0) {
2266 sa->switchdev = true;
2268 sfc_err(sa, "invalid switch mode device argument '%s'",
2274 sfc_log_init(sa, "done");
2280 sfc_log_init(sa, "failed: %s", rte_strerror(rc));
2286 sfc_eth_dev_init(struct rte_eth_dev *dev)
2288 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
2289 struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
2290 uint32_t logtype_main;
2291 struct sfc_adapter *sa;
2293 const efx_nic_cfg_t *encp;
2294 const struct rte_ether_addr *from;
2297 if (sfc_efx_dev_class_get(pci_dev->device.devargs) !=
2298 SFC_EFX_DEV_CLASS_NET) {
2299 SFC_GENERIC_LOG(DEBUG,
2300 "Incompatible device class: skip probing, should be probed by other sfc driver.");
2304 rc = sfc_dp_mport_register();
2310 logtype_main = sfc_register_logtype(&pci_dev->addr,
2311 SFC_LOGTYPE_MAIN_STR,
2314 if (rte_eal_process_type() != RTE_PROC_PRIMARY)
2315 return -sfc_eth_dev_secondary_init(dev, logtype_main);
2317 /* Required for logging */
2318 ret = snprintf(sas->log_prefix, sizeof(sas->log_prefix),
2319 "PMD: sfc_efx " PCI_PRI_FMT " #%" PRIu16 ": ",
2320 pci_dev->addr.domain, pci_dev->addr.bus,
2321 pci_dev->addr.devid, pci_dev->addr.function,
2322 dev->data->port_id);
2323 if (ret < 0 || ret >= (int)sizeof(sas->log_prefix)) {
2324 SFC_GENERIC_LOG(ERR,
2325 "reserved log prefix is too short for " PCI_PRI_FMT,
2326 pci_dev->addr.domain, pci_dev->addr.bus,
2327 pci_dev->addr.devid, pci_dev->addr.function);
2330 sas->pci_addr = pci_dev->addr;
2331 sas->port_id = dev->data->port_id;
2334 * Allocate process private data from heap, since it should not
2335 * be located in shared memory allocated using rte_malloc() API.
2337 sa = calloc(1, sizeof(*sa));
2343 dev->process_private = sa;
2345 /* Required for logging */
2346 sa->priv.shared = sas;
2347 sa->priv.logtype_main = logtype_main;
2351 /* Copy PCI device info to the dev->data */
2352 rte_eth_copy_pci_info(dev, pci_dev);
2353 dev->data->dev_flags |= RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS;
2354 dev->data->dev_flags |= RTE_ETH_DEV_FLOW_OPS_THREAD_SAFE;
2356 rc = sfc_kvargs_parse(sa);
2358 goto fail_kvargs_parse;
2360 sfc_log_init(sa, "entry");
2362 dev->data->mac_addrs = rte_zmalloc("sfc", RTE_ETHER_ADDR_LEN, 0);
2363 if (dev->data->mac_addrs == NULL) {
2365 goto fail_mac_addrs;
2368 sfc_adapter_lock_init(sa);
2369 sfc_adapter_lock(sa);
2371 sfc_log_init(sa, "probing");
2377 * Selecting a default switch mode requires the NIC to be probed and
2378 * to have its capabilities filled in.
2380 rc = sfc_parse_switch_mode(sa);
2382 goto fail_switch_mode;
2384 sfc_log_init(sa, "set device ops");
2385 rc = sfc_eth_dev_set_ops(dev);
2389 sfc_log_init(sa, "attaching");
2390 rc = sfc_attach(sa);
2394 if (sa->switchdev && sa->mae.status != SFC_MAE_STATUS_SUPPORTED) {
2396 "failed to enable switchdev mode without MAE support");
2398 goto fail_switchdev_no_mae;
2401 encp = efx_nic_cfg_get(sa->nic);
2404 * The arguments are really reverse order in comparison to
2405 * Linux kernel. Copy from NIC config to Ethernet device data.
2407 from = (const struct rte_ether_addr *)(encp->enc_mac_addr);
2408 rte_ether_addr_copy(from, &dev->data->mac_addrs[0]);
2410 sfc_adapter_unlock(sa);
2412 sfc_log_init(sa, "done");
2415 fail_switchdev_no_mae:
2419 sfc_eth_dev_clear_ops(dev);
2426 sfc_adapter_unlock(sa);
2427 sfc_adapter_lock_fini(sa);
2428 rte_free(dev->data->mac_addrs);
2429 dev->data->mac_addrs = NULL;
2432 sfc_kvargs_cleanup(sa);
2435 sfc_log_init(sa, "failed %d", rc);
2436 dev->process_private = NULL;
2445 sfc_eth_dev_uninit(struct rte_eth_dev *dev)
2452 static const struct rte_pci_id pci_id_sfc_efx_map[] = {
2453 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_FARMINGDALE) },
2454 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_FARMINGDALE_VF) },
2455 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_GREENPORT) },
2456 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_GREENPORT_VF) },
2457 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD) },
2458 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD_VF) },
2459 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD2) },
2460 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD2_VF) },
2461 { RTE_PCI_DEVICE(EFX_PCI_VENID_XILINX, EFX_PCI_DEVID_RIVERHEAD) },
2462 { .vendor_id = 0 /* sentinel */ }
2465 static int sfc_eth_dev_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
2466 struct rte_pci_device *pci_dev)
2468 return rte_eth_dev_pci_generic_probe(pci_dev,
2469 sizeof(struct sfc_adapter_shared), sfc_eth_dev_init);
2472 static int sfc_eth_dev_pci_remove(struct rte_pci_device *pci_dev)
2474 return rte_eth_dev_pci_generic_remove(pci_dev, sfc_eth_dev_uninit);
2477 static struct rte_pci_driver sfc_efx_pmd = {
2478 .id_table = pci_id_sfc_efx_map,
2480 RTE_PCI_DRV_INTR_LSC |
2481 RTE_PCI_DRV_NEED_MAPPING,
2482 .probe = sfc_eth_dev_pci_probe,
2483 .remove = sfc_eth_dev_pci_remove,
2486 RTE_PMD_REGISTER_PCI(net_sfc_efx, sfc_efx_pmd);
2487 RTE_PMD_REGISTER_PCI_TABLE(net_sfc_efx, pci_id_sfc_efx_map);
2488 RTE_PMD_REGISTER_KMOD_DEP(net_sfc_efx, "* igb_uio | uio_pci_generic | vfio-pci");
2489 RTE_PMD_REGISTER_PARAM_STRING(net_sfc_efx,
2490 SFC_KVARG_SWITCH_MODE "=" SFC_KVARG_VALUES_SWITCH_MODE " "
2491 SFC_KVARG_RX_DATAPATH "=" SFC_KVARG_VALUES_RX_DATAPATH " "
2492 SFC_KVARG_TX_DATAPATH "=" SFC_KVARG_VALUES_TX_DATAPATH " "
2493 SFC_KVARG_PERF_PROFILE "=" SFC_KVARG_VALUES_PERF_PROFILE " "
2494 SFC_KVARG_FW_VARIANT "=" SFC_KVARG_VALUES_FW_VARIANT " "
2495 SFC_KVARG_RXD_WAIT_TIMEOUT_NS "=<long> "
2496 SFC_KVARG_STATS_UPDATE_PERIOD_MS "=<long>");
2498 RTE_INIT(sfc_driver_register_logtype)
2502 ret = rte_log_register_type_and_pick_level(SFC_LOGTYPE_PREFIX "driver",
2504 sfc_logtype_driver = (ret < 0) ? RTE_LOGTYPE_PMD : ret;