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 = ETH_LINK_SPEED_FIXED;
109 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_1000FDX))
110 dev_info->speed_capa |= ETH_LINK_SPEED_1G;
111 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_10000FDX))
112 dev_info->speed_capa |= ETH_LINK_SPEED_10G;
113 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_25000FDX))
114 dev_info->speed_capa |= ETH_LINK_SPEED_25G;
115 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_40000FDX))
116 dev_info->speed_capa |= ETH_LINK_SPEED_40G;
117 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_50000FDX))
118 dev_info->speed_capa |= ETH_LINK_SPEED_50G;
119 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_100000FDX))
120 dev_info->speed_capa |= 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 & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
149 txq_offloads_def |= DEV_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;
190 if (mae->status == SFC_MAE_STATUS_SUPPORTED) {
191 dev_info->switch_info.name = dev->device->driver->name;
192 dev_info->switch_info.domain_id = mae->switch_domain_id;
193 dev_info->switch_info.port_id = mae->switch_port_id;
199 static const uint32_t *
200 sfc_dev_supported_ptypes_get(struct rte_eth_dev *dev)
202 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
204 return sap->dp_rx->supported_ptypes_get(sap->shared->tunnel_encaps);
208 sfc_dev_configure(struct rte_eth_dev *dev)
210 struct rte_eth_dev_data *dev_data = dev->data;
211 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
214 sfc_log_init(sa, "entry n_rxq=%u n_txq=%u",
215 dev_data->nb_rx_queues, dev_data->nb_tx_queues);
217 sfc_adapter_lock(sa);
219 case SFC_ETHDEV_CONFIGURED:
221 case SFC_ETHDEV_INITIALIZED:
222 rc = sfc_configure(sa);
225 sfc_err(sa, "unexpected adapter state %u to configure",
230 sfc_adapter_unlock(sa);
232 sfc_log_init(sa, "done %d", rc);
238 sfc_dev_start(struct rte_eth_dev *dev)
240 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
243 sfc_log_init(sa, "entry");
245 sfc_adapter_lock(sa);
247 sfc_adapter_unlock(sa);
249 sfc_log_init(sa, "done %d", rc);
255 sfc_dev_link_update(struct rte_eth_dev *dev, int wait_to_complete)
257 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
258 struct rte_eth_link current_link;
261 sfc_log_init(sa, "entry");
263 if (sa->state != SFC_ETHDEV_STARTED) {
264 sfc_port_link_mode_to_info(EFX_LINK_UNKNOWN, ¤t_link);
265 } else if (wait_to_complete) {
266 efx_link_mode_t link_mode;
268 if (efx_port_poll(sa->nic, &link_mode) != 0)
269 link_mode = EFX_LINK_UNKNOWN;
270 sfc_port_link_mode_to_info(link_mode, ¤t_link);
273 sfc_ev_mgmt_qpoll(sa);
274 rte_eth_linkstatus_get(dev, ¤t_link);
277 ret = rte_eth_linkstatus_set(dev, ¤t_link);
279 sfc_notice(sa, "Link status is %s",
280 current_link.link_status ? "UP" : "DOWN");
286 sfc_dev_stop(struct rte_eth_dev *dev)
288 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
290 sfc_log_init(sa, "entry");
292 sfc_adapter_lock(sa);
294 sfc_adapter_unlock(sa);
296 sfc_log_init(sa, "done");
302 sfc_dev_set_link_up(struct rte_eth_dev *dev)
304 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
307 sfc_log_init(sa, "entry");
309 sfc_adapter_lock(sa);
311 sfc_adapter_unlock(sa);
318 sfc_dev_set_link_down(struct rte_eth_dev *dev)
320 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
322 sfc_log_init(sa, "entry");
324 sfc_adapter_lock(sa);
326 sfc_adapter_unlock(sa);
332 sfc_eth_dev_secondary_clear_ops(struct rte_eth_dev *dev)
334 free(dev->process_private);
335 rte_eth_dev_release_port(dev);
339 sfc_dev_close(struct rte_eth_dev *dev)
341 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
343 sfc_log_init(sa, "entry");
345 if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
346 sfc_eth_dev_secondary_clear_ops(dev);
352 sfc_adapter_lock(sa);
354 case SFC_ETHDEV_STARTED:
356 SFC_ASSERT(sa->state == SFC_ETHDEV_CONFIGURED);
358 case SFC_ETHDEV_CONFIGURED:
360 SFC_ASSERT(sa->state == SFC_ETHDEV_INITIALIZED);
362 case SFC_ETHDEV_INITIALIZED:
365 sfc_err(sa, "unexpected adapter state %u on close", sa->state);
370 * Cleanup all resources.
371 * Rollback primary process sfc_eth_dev_init() below.
374 sfc_eth_dev_clear_ops(dev);
379 sfc_kvargs_cleanup(sa);
381 sfc_adapter_unlock(sa);
382 sfc_adapter_lock_fini(sa);
384 sfc_log_init(sa, "done");
386 /* Required for logging, so cleanup last */
395 sfc_dev_filter_set(struct rte_eth_dev *dev, enum sfc_dev_filter_mode mode,
398 struct sfc_port *port;
400 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
401 boolean_t allmulti = (mode == SFC_DEV_FILTER_MODE_ALLMULTI);
402 const char *desc = (allmulti) ? "all-multi" : "promiscuous";
405 sfc_adapter_lock(sa);
408 toggle = (allmulti) ? (&port->allmulti) : (&port->promisc);
410 if (*toggle != enabled) {
413 if (sfc_sa2shared(sa)->isolated) {
414 sfc_warn(sa, "isolated mode is active on the port");
415 sfc_warn(sa, "the change is to be applied on the next "
416 "start provided that isolated mode is "
417 "disabled prior the next start");
418 } else if ((sa->state == SFC_ETHDEV_STARTED) &&
419 ((rc = sfc_set_rx_mode(sa)) != 0)) {
420 *toggle = !(enabled);
421 sfc_warn(sa, "Failed to %s %s mode, rc = %d",
422 ((enabled) ? "enable" : "disable"), desc, rc);
425 * For promiscuous and all-multicast filters a
426 * permission failure should be reported as an
427 * unsupported filter.
434 sfc_adapter_unlock(sa);
439 sfc_dev_promisc_enable(struct rte_eth_dev *dev)
441 int rc = sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_PROMISC, B_TRUE);
448 sfc_dev_promisc_disable(struct rte_eth_dev *dev)
450 int rc = sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_PROMISC, B_FALSE);
457 sfc_dev_allmulti_enable(struct rte_eth_dev *dev)
459 int rc = sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_ALLMULTI, B_TRUE);
466 sfc_dev_allmulti_disable(struct rte_eth_dev *dev)
468 int rc = sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_ALLMULTI, B_FALSE);
475 sfc_rx_queue_setup(struct rte_eth_dev *dev, uint16_t ethdev_qid,
476 uint16_t nb_rx_desc, unsigned int socket_id,
477 const struct rte_eth_rxconf *rx_conf,
478 struct rte_mempool *mb_pool)
480 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
481 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
482 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
483 struct sfc_rxq_info *rxq_info;
484 sfc_sw_index_t sw_index;
487 sfc_log_init(sa, "RxQ=%u nb_rx_desc=%u socket_id=%u",
488 ethdev_qid, nb_rx_desc, socket_id);
490 sfc_adapter_lock(sa);
492 sw_index = sfc_rxq_sw_index_by_ethdev_rx_qid(sas, sfc_ethdev_qid);
493 rc = sfc_rx_qinit(sa, sw_index, nb_rx_desc, socket_id,
498 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
499 dev->data->rx_queues[ethdev_qid] = rxq_info->dp;
501 sfc_adapter_unlock(sa);
506 sfc_adapter_unlock(sa);
512 sfc_rx_queue_release(struct rte_eth_dev *dev, uint16_t qid)
514 struct sfc_dp_rxq *dp_rxq = dev->data->rx_queues[qid];
516 struct sfc_adapter *sa;
517 sfc_sw_index_t sw_index;
522 rxq = sfc_rxq_by_dp_rxq(dp_rxq);
524 sfc_adapter_lock(sa);
526 sw_index = dp_rxq->dpq.queue_id;
528 sfc_log_init(sa, "RxQ=%u", sw_index);
530 sfc_rx_qfini(sa, sw_index);
532 sfc_adapter_unlock(sa);
536 sfc_tx_queue_setup(struct rte_eth_dev *dev, uint16_t ethdev_qid,
537 uint16_t nb_tx_desc, unsigned int socket_id,
538 const struct rte_eth_txconf *tx_conf)
540 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
541 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
542 struct sfc_txq_info *txq_info;
543 sfc_sw_index_t sw_index;
546 sfc_log_init(sa, "TxQ = %u, nb_tx_desc = %u, socket_id = %u",
547 ethdev_qid, nb_tx_desc, socket_id);
549 sfc_adapter_lock(sa);
551 sw_index = sfc_txq_sw_index_by_ethdev_tx_qid(sas, ethdev_qid);
552 rc = sfc_tx_qinit(sa, sw_index, nb_tx_desc, socket_id, tx_conf);
556 txq_info = sfc_txq_info_by_ethdev_qid(sas, ethdev_qid);
557 dev->data->tx_queues[ethdev_qid] = txq_info->dp;
559 sfc_adapter_unlock(sa);
563 sfc_adapter_unlock(sa);
569 sfc_tx_queue_release(struct rte_eth_dev *dev, uint16_t qid)
571 struct sfc_dp_txq *dp_txq = dev->data->tx_queues[qid];
573 sfc_sw_index_t sw_index;
574 struct sfc_adapter *sa;
579 txq = sfc_txq_by_dp_txq(dp_txq);
580 sw_index = dp_txq->dpq.queue_id;
582 SFC_ASSERT(txq->evq != NULL);
585 sfc_log_init(sa, "TxQ = %u", sw_index);
587 sfc_adapter_lock(sa);
589 sfc_tx_qfini(sa, sw_index);
591 sfc_adapter_unlock(sa);
595 sfc_stats_get_dp_rx(struct sfc_adapter *sa, uint64_t *pkts, uint64_t *bytes)
597 struct sfc_adapter_shared *sas = sfc_sa2shared(sa);
598 uint64_t pkts_sum = 0;
599 uint64_t bytes_sum = 0;
602 for (i = 0; i < sas->ethdev_rxq_count; ++i) {
603 struct sfc_rxq_info *rxq_info;
605 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, i);
606 if (rxq_info->state & SFC_RXQ_INITIALIZED) {
607 union sfc_pkts_bytes qstats;
609 sfc_pkts_bytes_get(&rxq_info->dp->dpq.stats, &qstats);
610 pkts_sum += qstats.pkts -
611 sa->sw_stats.reset_rx_pkts[i];
612 bytes_sum += qstats.bytes -
613 sa->sw_stats.reset_rx_bytes[i];
622 sfc_stats_get_dp_tx(struct sfc_adapter *sa, uint64_t *pkts, uint64_t *bytes)
624 struct sfc_adapter_shared *sas = sfc_sa2shared(sa);
625 uint64_t pkts_sum = 0;
626 uint64_t bytes_sum = 0;
629 for (i = 0; i < sas->ethdev_txq_count; ++i) {
630 struct sfc_txq_info *txq_info;
632 txq_info = sfc_txq_info_by_ethdev_qid(sas, i);
633 if (txq_info->state & SFC_TXQ_INITIALIZED) {
634 union sfc_pkts_bytes qstats;
636 sfc_pkts_bytes_get(&txq_info->dp->dpq.stats, &qstats);
637 pkts_sum += qstats.pkts -
638 sa->sw_stats.reset_tx_pkts[i];
639 bytes_sum += qstats.bytes -
640 sa->sw_stats.reset_tx_bytes[i];
649 * Some statistics are computed as A - B where A and B each increase
650 * monotonically with some hardware counter(s) and the counters are read
653 * If packet X is counted in A, but not counted in B yet, computed value is
656 * If packet X is not counted in A at the moment of reading the counter,
657 * but counted in B at the moment of reading the counter, computed value
660 * However, counter which grows backward is worse evil than slightly wrong
661 * value. So, let's try to guarantee that it never happens except may be
662 * the case when the MAC stats are zeroed as a result of a NIC reset.
665 sfc_update_diff_stat(uint64_t *stat, uint64_t newval)
667 if ((int64_t)(newval - *stat) > 0 || newval == 0)
672 sfc_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
674 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
675 bool have_dp_rx_stats = sap->dp_rx->features & SFC_DP_RX_FEAT_STATS;
676 bool have_dp_tx_stats = sap->dp_tx->features & SFC_DP_TX_FEAT_STATS;
677 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
678 struct sfc_port *port = &sa->port;
682 sfc_adapter_lock(sa);
684 if (have_dp_rx_stats)
685 sfc_stats_get_dp_rx(sa, &stats->ipackets, &stats->ibytes);
686 if (have_dp_tx_stats)
687 sfc_stats_get_dp_tx(sa, &stats->opackets, &stats->obytes);
689 ret = sfc_port_update_mac_stats(sa, B_FALSE);
693 mac_stats = port->mac_stats_buf;
695 if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask,
696 EFX_MAC_VADAPTER_RX_UNICAST_PACKETS)) {
697 if (!have_dp_rx_stats) {
699 mac_stats[EFX_MAC_VADAPTER_RX_UNICAST_PACKETS] +
700 mac_stats[EFX_MAC_VADAPTER_RX_MULTICAST_PACKETS] +
701 mac_stats[EFX_MAC_VADAPTER_RX_BROADCAST_PACKETS];
703 mac_stats[EFX_MAC_VADAPTER_RX_UNICAST_BYTES] +
704 mac_stats[EFX_MAC_VADAPTER_RX_MULTICAST_BYTES] +
705 mac_stats[EFX_MAC_VADAPTER_RX_BROADCAST_BYTES];
707 /* CRC is included in these stats, but shouldn't be */
708 stats->ibytes -= stats->ipackets * RTE_ETHER_CRC_LEN;
710 if (!have_dp_tx_stats) {
712 mac_stats[EFX_MAC_VADAPTER_TX_UNICAST_PACKETS] +
713 mac_stats[EFX_MAC_VADAPTER_TX_MULTICAST_PACKETS] +
714 mac_stats[EFX_MAC_VADAPTER_TX_BROADCAST_PACKETS];
716 mac_stats[EFX_MAC_VADAPTER_TX_UNICAST_BYTES] +
717 mac_stats[EFX_MAC_VADAPTER_TX_MULTICAST_BYTES] +
718 mac_stats[EFX_MAC_VADAPTER_TX_BROADCAST_BYTES];
720 /* CRC is included in these stats, but shouldn't be */
721 stats->obytes -= stats->opackets * RTE_ETHER_CRC_LEN;
723 stats->imissed = mac_stats[EFX_MAC_VADAPTER_RX_BAD_PACKETS];
724 stats->oerrors = mac_stats[EFX_MAC_VADAPTER_TX_BAD_PACKETS];
726 if (!have_dp_tx_stats) {
727 stats->opackets = mac_stats[EFX_MAC_TX_PKTS];
728 stats->obytes = mac_stats[EFX_MAC_TX_OCTETS] -
729 mac_stats[EFX_MAC_TX_PKTS] * RTE_ETHER_CRC_LEN;
733 * Take into account stats which are whenever supported
734 * on EF10. If some stat is not supported by current
735 * firmware variant or HW revision, it is guaranteed
736 * to be zero in mac_stats.
739 mac_stats[EFX_MAC_RX_NODESC_DROP_CNT] +
740 mac_stats[EFX_MAC_PM_TRUNC_BB_OVERFLOW] +
741 mac_stats[EFX_MAC_PM_DISCARD_BB_OVERFLOW] +
742 mac_stats[EFX_MAC_PM_TRUNC_VFIFO_FULL] +
743 mac_stats[EFX_MAC_PM_DISCARD_VFIFO_FULL] +
744 mac_stats[EFX_MAC_PM_TRUNC_QBB] +
745 mac_stats[EFX_MAC_PM_DISCARD_QBB] +
746 mac_stats[EFX_MAC_PM_DISCARD_MAPPING] +
747 mac_stats[EFX_MAC_RXDP_Q_DISABLED_PKTS] +
748 mac_stats[EFX_MAC_RXDP_DI_DROPPED_PKTS];
750 mac_stats[EFX_MAC_RX_FCS_ERRORS] +
751 mac_stats[EFX_MAC_RX_ALIGN_ERRORS] +
752 mac_stats[EFX_MAC_RX_JABBER_PKTS];
753 /* no oerrors counters supported on EF10 */
755 if (!have_dp_rx_stats) {
756 /* Exclude missed, errors and pauses from Rx packets */
757 sfc_update_diff_stat(&port->ipackets,
758 mac_stats[EFX_MAC_RX_PKTS] -
759 mac_stats[EFX_MAC_RX_PAUSE_PKTS] -
760 stats->imissed - stats->ierrors);
761 stats->ipackets = port->ipackets;
762 stats->ibytes = mac_stats[EFX_MAC_RX_OCTETS] -
763 mac_stats[EFX_MAC_RX_PKTS] * RTE_ETHER_CRC_LEN;
768 sfc_adapter_unlock(sa);
769 SFC_ASSERT(ret >= 0);
774 sfc_stats_reset(struct rte_eth_dev *dev)
776 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
777 struct sfc_port *port = &sa->port;
780 sfc_adapter_lock(sa);
782 if (sa->state != SFC_ETHDEV_STARTED) {
784 * The operation cannot be done if port is not started; it
785 * will be scheduled to be done during the next port start
787 port->mac_stats_reset_pending = B_TRUE;
788 sfc_adapter_unlock(sa);
792 rc = sfc_port_reset_mac_stats(sa);
794 sfc_err(sa, "failed to reset statistics (rc = %d)", rc);
796 sfc_sw_xstats_reset(sa);
798 sfc_adapter_unlock(sa);
805 sfc_xstats_get_nb_supported(struct sfc_adapter *sa)
807 struct sfc_port *port = &sa->port;
808 unsigned int nb_supported;
810 sfc_adapter_lock(sa);
811 nb_supported = port->mac_stats_nb_supported +
812 sfc_sw_xstats_get_nb_supported(sa);
813 sfc_adapter_unlock(sa);
819 sfc_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
820 unsigned int xstats_count)
822 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
823 unsigned int nb_written = 0;
824 unsigned int nb_supported = 0;
827 if (unlikely(xstats == NULL))
828 return sfc_xstats_get_nb_supported(sa);
830 rc = sfc_port_get_mac_stats(sa, xstats, xstats_count, &nb_written);
835 sfc_sw_xstats_get_vals(sa, xstats, xstats_count, &nb_written,
842 sfc_xstats_get_names(struct rte_eth_dev *dev,
843 struct rte_eth_xstat_name *xstats_names,
844 unsigned int xstats_count)
846 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
847 struct sfc_port *port = &sa->port;
849 unsigned int nstats = 0;
850 unsigned int nb_written = 0;
853 if (unlikely(xstats_names == NULL))
854 return sfc_xstats_get_nb_supported(sa);
856 for (i = 0; i < EFX_MAC_NSTATS; ++i) {
857 if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i)) {
858 if (nstats < xstats_count) {
859 strlcpy(xstats_names[nstats].name,
860 efx_mac_stat_name(sa->nic, i),
861 sizeof(xstats_names[0].name));
868 ret = sfc_sw_xstats_get_names(sa, xstats_names, xstats_count,
869 &nb_written, &nstats);
879 sfc_xstats_get_by_id(struct rte_eth_dev *dev, const uint64_t *ids,
880 uint64_t *values, unsigned int n)
882 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
883 struct sfc_port *port = &sa->port;
884 unsigned int nb_supported;
888 if (unlikely(ids == NULL || values == NULL))
892 * Values array could be filled in nonsequential order. Fill values with
893 * constant indicating invalid ID first.
895 for (i = 0; i < n; i++)
896 values[i] = SFC_XSTAT_ID_INVALID_VAL;
898 rc = sfc_port_get_mac_stats_by_id(sa, ids, values, n);
902 nb_supported = port->mac_stats_nb_supported;
903 sfc_sw_xstats_get_vals_by_id(sa, ids, values, n, &nb_supported);
905 /* Return number of written stats before invalid ID is encountered. */
906 for (i = 0; i < n; i++) {
907 if (values[i] == SFC_XSTAT_ID_INVALID_VAL)
915 sfc_xstats_get_names_by_id(struct rte_eth_dev *dev,
917 struct rte_eth_xstat_name *xstats_names,
920 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
921 struct sfc_port *port = &sa->port;
922 unsigned int nb_supported;
926 if (unlikely(xstats_names == NULL && ids != NULL) ||
927 unlikely(xstats_names != NULL && ids == NULL))
930 if (unlikely(xstats_names == NULL && ids == NULL))
931 return sfc_xstats_get_nb_supported(sa);
934 * Names array could be filled in nonsequential order. Fill names with
935 * string indicating invalid ID first.
937 for (i = 0; i < size; i++)
938 xstats_names[i].name[0] = SFC_XSTAT_ID_INVALID_NAME;
940 sfc_adapter_lock(sa);
942 SFC_ASSERT(port->mac_stats_nb_supported <=
943 RTE_DIM(port->mac_stats_by_id));
945 for (i = 0; i < size; i++) {
946 if (ids[i] < port->mac_stats_nb_supported) {
947 strlcpy(xstats_names[i].name,
948 efx_mac_stat_name(sa->nic,
949 port->mac_stats_by_id[ids[i]]),
950 sizeof(xstats_names[0].name));
954 nb_supported = port->mac_stats_nb_supported;
956 sfc_adapter_unlock(sa);
958 ret = sfc_sw_xstats_get_names_by_id(sa, ids, xstats_names, size,
965 /* Return number of written names before invalid ID is encountered. */
966 for (i = 0; i < size; i++) {
967 if (xstats_names[i].name[0] == SFC_XSTAT_ID_INVALID_NAME)
975 sfc_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
977 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
978 unsigned int wanted_fc, link_fc;
980 memset(fc_conf, 0, sizeof(*fc_conf));
982 sfc_adapter_lock(sa);
984 if (sa->state == SFC_ETHDEV_STARTED)
985 efx_mac_fcntl_get(sa->nic, &wanted_fc, &link_fc);
987 link_fc = sa->port.flow_ctrl;
991 fc_conf->mode = RTE_FC_NONE;
993 case EFX_FCNTL_RESPOND:
994 fc_conf->mode = RTE_FC_RX_PAUSE;
996 case EFX_FCNTL_GENERATE:
997 fc_conf->mode = RTE_FC_TX_PAUSE;
999 case (EFX_FCNTL_RESPOND | EFX_FCNTL_GENERATE):
1000 fc_conf->mode = RTE_FC_FULL;
1003 sfc_err(sa, "%s: unexpected flow control value %#x",
1007 fc_conf->autoneg = sa->port.flow_ctrl_autoneg;
1009 sfc_adapter_unlock(sa);
1015 sfc_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
1017 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1018 struct sfc_port *port = &sa->port;
1022 if (fc_conf->high_water != 0 || fc_conf->low_water != 0 ||
1023 fc_conf->pause_time != 0 || fc_conf->send_xon != 0 ||
1024 fc_conf->mac_ctrl_frame_fwd != 0) {
1025 sfc_err(sa, "unsupported flow control settings specified");
1030 switch (fc_conf->mode) {
1034 case RTE_FC_RX_PAUSE:
1035 fcntl = EFX_FCNTL_RESPOND;
1037 case RTE_FC_TX_PAUSE:
1038 fcntl = EFX_FCNTL_GENERATE;
1041 fcntl = EFX_FCNTL_RESPOND | EFX_FCNTL_GENERATE;
1048 sfc_adapter_lock(sa);
1050 if (sa->state == SFC_ETHDEV_STARTED) {
1051 rc = efx_mac_fcntl_set(sa->nic, fcntl, fc_conf->autoneg);
1053 goto fail_mac_fcntl_set;
1056 port->flow_ctrl = fcntl;
1057 port->flow_ctrl_autoneg = fc_conf->autoneg;
1059 sfc_adapter_unlock(sa);
1064 sfc_adapter_unlock(sa);
1071 sfc_check_scatter_on_all_rx_queues(struct sfc_adapter *sa, size_t pdu)
1073 struct sfc_adapter_shared * const sas = sfc_sa2shared(sa);
1074 const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
1075 boolean_t scatter_enabled;
1079 for (i = 0; i < sas->rxq_count; i++) {
1080 if ((sas->rxq_info[i].state & SFC_RXQ_INITIALIZED) == 0)
1083 scatter_enabled = (sas->rxq_info[i].type_flags &
1084 EFX_RXQ_FLAG_SCATTER);
1086 if (!sfc_rx_check_scatter(pdu, sa->rxq_ctrl[i].buf_size,
1087 encp->enc_rx_prefix_size,
1089 encp->enc_rx_scatter_max, &error)) {
1090 sfc_err(sa, "MTU check for RxQ %u failed: %s", i,
1100 sfc_dev_set_mtu(struct rte_eth_dev *dev, uint16_t mtu)
1102 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1103 size_t pdu = EFX_MAC_PDU(mtu);
1107 sfc_log_init(sa, "mtu=%u", mtu);
1110 if (pdu < EFX_MAC_PDU_MIN) {
1111 sfc_err(sa, "too small MTU %u (PDU size %u less than min %u)",
1112 (unsigned int)mtu, (unsigned int)pdu,
1116 if (pdu > EFX_MAC_PDU_MAX) {
1117 sfc_err(sa, "too big MTU %u (PDU size %u greater than max %u)",
1118 (unsigned int)mtu, (unsigned int)pdu,
1119 (unsigned int)EFX_MAC_PDU_MAX);
1123 sfc_adapter_lock(sa);
1125 rc = sfc_check_scatter_on_all_rx_queues(sa, pdu);
1127 goto fail_check_scatter;
1129 if (pdu != sa->port.pdu) {
1130 if (sa->state == SFC_ETHDEV_STARTED) {
1133 old_pdu = sa->port.pdu;
1144 * The driver does not use it, but other PMDs update jumbo frame
1145 * flag and max_rx_pkt_len when MTU is set.
1147 if (mtu > RTE_ETHER_MTU) {
1148 struct rte_eth_rxmode *rxmode = &dev->data->dev_conf.rxmode;
1149 rxmode->offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;
1152 dev->data->dev_conf.rxmode.max_rx_pkt_len = sa->port.pdu;
1154 sfc_adapter_unlock(sa);
1156 sfc_log_init(sa, "done");
1160 sa->port.pdu = old_pdu;
1161 if (sfc_start(sa) != 0)
1162 sfc_err(sa, "cannot start with neither new (%u) nor old (%u) "
1163 "PDU max size - port is stopped",
1164 (unsigned int)pdu, (unsigned int)old_pdu);
1167 sfc_adapter_unlock(sa);
1170 sfc_log_init(sa, "failed %d", rc);
1175 sfc_mac_addr_set(struct rte_eth_dev *dev, struct rte_ether_addr *mac_addr)
1177 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1178 const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
1179 struct sfc_port *port = &sa->port;
1180 struct rte_ether_addr *old_addr = &dev->data->mac_addrs[0];
1183 sfc_adapter_lock(sa);
1185 if (rte_is_same_ether_addr(mac_addr, &port->default_mac_addr))
1189 * Copy the address to the device private data so that
1190 * it could be recalled in the case of adapter restart.
1192 rte_ether_addr_copy(mac_addr, &port->default_mac_addr);
1195 * Neither of the two following checks can return
1196 * an error. The new MAC address is preserved in
1197 * the device private data and can be activated
1198 * on the next port start if the user prevents
1199 * isolated mode from being enabled.
1201 if (sfc_sa2shared(sa)->isolated) {
1202 sfc_warn(sa, "isolated mode is active on the port");
1203 sfc_warn(sa, "will not set MAC address");
1207 if (sa->state != SFC_ETHDEV_STARTED) {
1208 sfc_notice(sa, "the port is not started");
1209 sfc_notice(sa, "the new MAC address will be set on port start");
1214 if (encp->enc_allow_set_mac_with_installed_filters) {
1215 rc = efx_mac_addr_set(sa->nic, mac_addr->addr_bytes);
1217 sfc_err(sa, "cannot set MAC address (rc = %u)", rc);
1222 * Changing the MAC address by means of MCDI request
1223 * has no effect on received traffic, therefore
1224 * we also need to update unicast filters
1226 rc = sfc_set_rx_mode_unchecked(sa);
1228 sfc_err(sa, "cannot set filter (rc = %u)", rc);
1229 /* Rollback the old address */
1230 (void)efx_mac_addr_set(sa->nic, old_addr->addr_bytes);
1231 (void)sfc_set_rx_mode_unchecked(sa);
1234 sfc_warn(sa, "cannot set MAC address with filters installed");
1235 sfc_warn(sa, "adapter will be restarted to pick the new MAC");
1236 sfc_warn(sa, "(some traffic may be dropped)");
1239 * Since setting MAC address with filters installed is not
1240 * allowed on the adapter, the new MAC address will be set
1241 * by means of adapter restart. sfc_start() shall retrieve
1242 * the new address from the device private data and set it.
1247 sfc_err(sa, "cannot restart adapter (rc = %u)", rc);
1252 rte_ether_addr_copy(old_addr, &port->default_mac_addr);
1254 sfc_adapter_unlock(sa);
1256 SFC_ASSERT(rc >= 0);
1262 sfc_set_mc_addr_list(struct rte_eth_dev *dev,
1263 struct rte_ether_addr *mc_addr_set, uint32_t nb_mc_addr)
1265 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1266 struct sfc_port *port = &sa->port;
1267 uint8_t *mc_addrs = port->mcast_addrs;
1271 if (sfc_sa2shared(sa)->isolated) {
1272 sfc_err(sa, "isolated mode is active on the port");
1273 sfc_err(sa, "will not set multicast address list");
1277 if (mc_addrs == NULL)
1280 if (nb_mc_addr > port->max_mcast_addrs) {
1281 sfc_err(sa, "too many multicast addresses: %u > %u",
1282 nb_mc_addr, port->max_mcast_addrs);
1286 for (i = 0; i < nb_mc_addr; ++i) {
1287 rte_memcpy(mc_addrs, mc_addr_set[i].addr_bytes,
1289 mc_addrs += EFX_MAC_ADDR_LEN;
1292 port->nb_mcast_addrs = nb_mc_addr;
1294 if (sa->state != SFC_ETHDEV_STARTED)
1297 rc = efx_mac_multicast_list_set(sa->nic, port->mcast_addrs,
1298 port->nb_mcast_addrs);
1300 sfc_err(sa, "cannot set multicast address list (rc = %u)", rc);
1302 SFC_ASSERT(rc >= 0);
1307 * The function is used by the secondary process as well. It must not
1308 * use any process-local pointers from the adapter data.
1311 sfc_rx_queue_info_get(struct rte_eth_dev *dev, uint16_t ethdev_qid,
1312 struct rte_eth_rxq_info *qinfo)
1314 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1315 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
1316 struct sfc_rxq_info *rxq_info;
1318 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
1320 qinfo->mp = rxq_info->refill_mb_pool;
1321 qinfo->conf.rx_free_thresh = rxq_info->refill_threshold;
1322 qinfo->conf.rx_drop_en = 1;
1323 qinfo->conf.rx_deferred_start = rxq_info->deferred_start;
1324 qinfo->conf.offloads = dev->data->dev_conf.rxmode.offloads;
1325 if (rxq_info->type_flags & EFX_RXQ_FLAG_SCATTER) {
1326 qinfo->conf.offloads |= DEV_RX_OFFLOAD_SCATTER;
1327 qinfo->scattered_rx = 1;
1329 qinfo->nb_desc = rxq_info->entries;
1333 * The function is used by the secondary process as well. It must not
1334 * use any process-local pointers from the adapter data.
1337 sfc_tx_queue_info_get(struct rte_eth_dev *dev, uint16_t ethdev_qid,
1338 struct rte_eth_txq_info *qinfo)
1340 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1341 struct sfc_txq_info *txq_info;
1343 SFC_ASSERT(ethdev_qid < sas->ethdev_txq_count);
1345 txq_info = sfc_txq_info_by_ethdev_qid(sas, ethdev_qid);
1347 memset(qinfo, 0, sizeof(*qinfo));
1349 qinfo->conf.offloads = txq_info->offloads;
1350 qinfo->conf.tx_free_thresh = txq_info->free_thresh;
1351 qinfo->conf.tx_deferred_start = txq_info->deferred_start;
1352 qinfo->nb_desc = txq_info->entries;
1356 * The function is used by the secondary process as well. It must not
1357 * use any process-local pointers from the adapter data.
1360 sfc_rx_queue_count(void *rx_queue)
1362 struct sfc_dp_rxq *dp_rxq = rx_queue;
1363 const struct sfc_dp_rx *dp_rx;
1364 struct sfc_rxq_info *rxq_info;
1366 dp_rx = sfc_dp_rx_by_dp_rxq(dp_rxq);
1367 rxq_info = sfc_rxq_info_by_dp_rxq(dp_rxq);
1369 if ((rxq_info->state & SFC_RXQ_STARTED) == 0)
1372 return dp_rx->qdesc_npending(dp_rxq);
1376 * The function is used by the secondary process as well. It must not
1377 * use any process-local pointers from the adapter data.
1380 sfc_rx_descriptor_status(void *queue, uint16_t offset)
1382 struct sfc_dp_rxq *dp_rxq = queue;
1383 const struct sfc_dp_rx *dp_rx;
1385 dp_rx = sfc_dp_rx_by_dp_rxq(dp_rxq);
1387 return dp_rx->qdesc_status(dp_rxq, offset);
1391 * The function is used by the secondary process as well. It must not
1392 * use any process-local pointers from the adapter data.
1395 sfc_tx_descriptor_status(void *queue, uint16_t offset)
1397 struct sfc_dp_txq *dp_txq = queue;
1398 const struct sfc_dp_tx *dp_tx;
1400 dp_tx = sfc_dp_tx_by_dp_txq(dp_txq);
1402 return dp_tx->qdesc_status(dp_txq, offset);
1406 sfc_rx_queue_start(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1408 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1409 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1410 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
1411 struct sfc_rxq_info *rxq_info;
1412 sfc_sw_index_t sw_index;
1415 sfc_log_init(sa, "RxQ=%u", ethdev_qid);
1417 sfc_adapter_lock(sa);
1420 if (sa->state != SFC_ETHDEV_STARTED)
1421 goto fail_not_started;
1423 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
1424 if (rxq_info->state != SFC_RXQ_INITIALIZED)
1425 goto fail_not_setup;
1427 sw_index = sfc_rxq_sw_index_by_ethdev_rx_qid(sas, sfc_ethdev_qid);
1428 rc = sfc_rx_qstart(sa, sw_index);
1430 goto fail_rx_qstart;
1432 rxq_info->deferred_started = B_TRUE;
1434 sfc_adapter_unlock(sa);
1441 sfc_adapter_unlock(sa);
1447 sfc_rx_queue_stop(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1449 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1450 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1451 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
1452 struct sfc_rxq_info *rxq_info;
1453 sfc_sw_index_t sw_index;
1455 sfc_log_init(sa, "RxQ=%u", ethdev_qid);
1457 sfc_adapter_lock(sa);
1459 sw_index = sfc_rxq_sw_index_by_ethdev_rx_qid(sas, sfc_ethdev_qid);
1460 sfc_rx_qstop(sa, sw_index);
1462 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
1463 rxq_info->deferred_started = B_FALSE;
1465 sfc_adapter_unlock(sa);
1471 sfc_tx_queue_start(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1473 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1474 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1475 struct sfc_txq_info *txq_info;
1476 sfc_sw_index_t sw_index;
1479 sfc_log_init(sa, "TxQ = %u", ethdev_qid);
1481 sfc_adapter_lock(sa);
1484 if (sa->state != SFC_ETHDEV_STARTED)
1485 goto fail_not_started;
1487 txq_info = sfc_txq_info_by_ethdev_qid(sas, ethdev_qid);
1488 if (txq_info->state != SFC_TXQ_INITIALIZED)
1489 goto fail_not_setup;
1491 sw_index = sfc_txq_sw_index_by_ethdev_tx_qid(sas, ethdev_qid);
1492 rc = sfc_tx_qstart(sa, sw_index);
1494 goto fail_tx_qstart;
1496 txq_info->deferred_started = B_TRUE;
1498 sfc_adapter_unlock(sa);
1505 sfc_adapter_unlock(sa);
1511 sfc_tx_queue_stop(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1513 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1514 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1515 struct sfc_txq_info *txq_info;
1516 sfc_sw_index_t sw_index;
1518 sfc_log_init(sa, "TxQ = %u", ethdev_qid);
1520 sfc_adapter_lock(sa);
1522 sw_index = sfc_txq_sw_index_by_ethdev_tx_qid(sas, ethdev_qid);
1523 sfc_tx_qstop(sa, sw_index);
1525 txq_info = sfc_txq_info_by_ethdev_qid(sas, ethdev_qid);
1526 txq_info->deferred_started = B_FALSE;
1528 sfc_adapter_unlock(sa);
1532 static efx_tunnel_protocol_t
1533 sfc_tunnel_rte_type_to_efx_udp_proto(enum rte_eth_tunnel_type rte_type)
1536 case RTE_TUNNEL_TYPE_VXLAN:
1537 return EFX_TUNNEL_PROTOCOL_VXLAN;
1538 case RTE_TUNNEL_TYPE_GENEVE:
1539 return EFX_TUNNEL_PROTOCOL_GENEVE;
1541 return EFX_TUNNEL_NPROTOS;
1545 enum sfc_udp_tunnel_op_e {
1546 SFC_UDP_TUNNEL_ADD_PORT,
1547 SFC_UDP_TUNNEL_DEL_PORT,
1551 sfc_dev_udp_tunnel_op(struct rte_eth_dev *dev,
1552 struct rte_eth_udp_tunnel *tunnel_udp,
1553 enum sfc_udp_tunnel_op_e op)
1555 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1556 efx_tunnel_protocol_t tunnel_proto;
1559 sfc_log_init(sa, "%s udp_port=%u prot_type=%u",
1560 (op == SFC_UDP_TUNNEL_ADD_PORT) ? "add" :
1561 (op == SFC_UDP_TUNNEL_DEL_PORT) ? "delete" : "unknown",
1562 tunnel_udp->udp_port, tunnel_udp->prot_type);
1565 sfc_tunnel_rte_type_to_efx_udp_proto(tunnel_udp->prot_type);
1566 if (tunnel_proto >= EFX_TUNNEL_NPROTOS) {
1568 goto fail_bad_proto;
1571 sfc_adapter_lock(sa);
1574 case SFC_UDP_TUNNEL_ADD_PORT:
1575 rc = efx_tunnel_config_udp_add(sa->nic,
1576 tunnel_udp->udp_port,
1579 case SFC_UDP_TUNNEL_DEL_PORT:
1580 rc = efx_tunnel_config_udp_remove(sa->nic,
1581 tunnel_udp->udp_port,
1592 if (sa->state == SFC_ETHDEV_STARTED) {
1593 rc = efx_tunnel_reconfigure(sa->nic);
1596 * Configuration is accepted by FW and MC reboot
1597 * is initiated to apply the changes. MC reboot
1598 * will be handled in a usual way (MC reboot
1599 * event on management event queue and adapter
1603 } else if (rc != 0) {
1604 goto fail_reconfigure;
1608 sfc_adapter_unlock(sa);
1612 /* Remove/restore entry since the change makes the trouble */
1614 case SFC_UDP_TUNNEL_ADD_PORT:
1615 (void)efx_tunnel_config_udp_remove(sa->nic,
1616 tunnel_udp->udp_port,
1619 case SFC_UDP_TUNNEL_DEL_PORT:
1620 (void)efx_tunnel_config_udp_add(sa->nic,
1621 tunnel_udp->udp_port,
1628 sfc_adapter_unlock(sa);
1636 sfc_dev_udp_tunnel_port_add(struct rte_eth_dev *dev,
1637 struct rte_eth_udp_tunnel *tunnel_udp)
1639 return sfc_dev_udp_tunnel_op(dev, tunnel_udp, SFC_UDP_TUNNEL_ADD_PORT);
1643 sfc_dev_udp_tunnel_port_del(struct rte_eth_dev *dev,
1644 struct rte_eth_udp_tunnel *tunnel_udp)
1646 return sfc_dev_udp_tunnel_op(dev, tunnel_udp, SFC_UDP_TUNNEL_DEL_PORT);
1650 * The function is used by the secondary process as well. It must not
1651 * use any process-local pointers from the adapter data.
1654 sfc_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
1655 struct rte_eth_rss_conf *rss_conf)
1657 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1658 struct sfc_rss *rss = &sas->rss;
1660 if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE)
1664 * Mapping of hash configuration between RTE and EFX is not one-to-one,
1665 * hence, conversion is done here to derive a correct set of ETH_RSS
1666 * flags which corresponds to the active EFX configuration stored
1667 * locally in 'sfc_adapter' and kept up-to-date
1669 rss_conf->rss_hf = sfc_rx_hf_efx_to_rte(rss, rss->hash_types);
1670 rss_conf->rss_key_len = EFX_RSS_KEY_SIZE;
1671 if (rss_conf->rss_key != NULL)
1672 rte_memcpy(rss_conf->rss_key, rss->key, EFX_RSS_KEY_SIZE);
1678 sfc_dev_rss_hash_update(struct rte_eth_dev *dev,
1679 struct rte_eth_rss_conf *rss_conf)
1681 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1682 struct sfc_rss *rss = &sfc_sa2shared(sa)->rss;
1683 unsigned int efx_hash_types;
1684 uint32_t contexts[] = {EFX_RSS_CONTEXT_DEFAULT, rss->dummy_rss_context};
1685 unsigned int n_contexts;
1686 unsigned int mode_i = 0;
1687 unsigned int key_i = 0;
1691 n_contexts = rss->dummy_rss_context == EFX_RSS_CONTEXT_DEFAULT ? 1 : 2;
1693 if (sfc_sa2shared(sa)->isolated)
1696 if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE) {
1697 sfc_err(sa, "RSS is not available");
1701 if (rss->channels == 0) {
1702 sfc_err(sa, "RSS is not configured");
1706 if ((rss_conf->rss_key != NULL) &&
1707 (rss_conf->rss_key_len != sizeof(rss->key))) {
1708 sfc_err(sa, "RSS key size is wrong (should be %zu)",
1713 sfc_adapter_lock(sa);
1715 rc = sfc_rx_hf_rte_to_efx(sa, rss_conf->rss_hf, &efx_hash_types);
1717 goto fail_rx_hf_rte_to_efx;
1719 for (mode_i = 0; mode_i < n_contexts; mode_i++) {
1720 rc = efx_rx_scale_mode_set(sa->nic, contexts[mode_i],
1721 rss->hash_alg, efx_hash_types,
1724 goto fail_scale_mode_set;
1727 if (rss_conf->rss_key != NULL) {
1728 if (sa->state == SFC_ETHDEV_STARTED) {
1729 for (key_i = 0; key_i < n_contexts; key_i++) {
1730 rc = efx_rx_scale_key_set(sa->nic,
1735 goto fail_scale_key_set;
1739 rte_memcpy(rss->key, rss_conf->rss_key, sizeof(rss->key));
1742 rss->hash_types = efx_hash_types;
1744 sfc_adapter_unlock(sa);
1749 for (i = 0; i < key_i; i++) {
1750 if (efx_rx_scale_key_set(sa->nic, contexts[i], rss->key,
1751 sizeof(rss->key)) != 0)
1752 sfc_err(sa, "failed to restore RSS key");
1755 fail_scale_mode_set:
1756 for (i = 0; i < mode_i; i++) {
1757 if (efx_rx_scale_mode_set(sa->nic, contexts[i],
1758 EFX_RX_HASHALG_TOEPLITZ,
1759 rss->hash_types, B_TRUE) != 0)
1760 sfc_err(sa, "failed to restore RSS mode");
1763 fail_rx_hf_rte_to_efx:
1764 sfc_adapter_unlock(sa);
1769 * The function is used by the secondary process as well. It must not
1770 * use any process-local pointers from the adapter data.
1773 sfc_dev_rss_reta_query(struct rte_eth_dev *dev,
1774 struct rte_eth_rss_reta_entry64 *reta_conf,
1777 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1778 struct sfc_rss *rss = &sas->rss;
1781 if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE || sas->isolated)
1784 if (rss->channels == 0)
1787 if (reta_size != EFX_RSS_TBL_SIZE)
1790 for (entry = 0; entry < reta_size; entry++) {
1791 int grp = entry / RTE_RETA_GROUP_SIZE;
1792 int grp_idx = entry % RTE_RETA_GROUP_SIZE;
1794 if ((reta_conf[grp].mask >> grp_idx) & 1)
1795 reta_conf[grp].reta[grp_idx] = rss->tbl[entry];
1802 sfc_dev_rss_reta_update(struct rte_eth_dev *dev,
1803 struct rte_eth_rss_reta_entry64 *reta_conf,
1806 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1807 struct sfc_rss *rss = &sfc_sa2shared(sa)->rss;
1808 unsigned int *rss_tbl_new;
1813 if (sfc_sa2shared(sa)->isolated)
1816 if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE) {
1817 sfc_err(sa, "RSS is not available");
1821 if (rss->channels == 0) {
1822 sfc_err(sa, "RSS is not configured");
1826 if (reta_size != EFX_RSS_TBL_SIZE) {
1827 sfc_err(sa, "RETA size is wrong (should be %u)",
1832 rss_tbl_new = rte_zmalloc("rss_tbl_new", sizeof(rss->tbl), 0);
1833 if (rss_tbl_new == NULL)
1836 sfc_adapter_lock(sa);
1838 rte_memcpy(rss_tbl_new, rss->tbl, sizeof(rss->tbl));
1840 for (entry = 0; entry < reta_size; entry++) {
1841 int grp_idx = entry % RTE_RETA_GROUP_SIZE;
1842 struct rte_eth_rss_reta_entry64 *grp;
1844 grp = &reta_conf[entry / RTE_RETA_GROUP_SIZE];
1846 if (grp->mask & (1ull << grp_idx)) {
1847 if (grp->reta[grp_idx] >= rss->channels) {
1849 goto bad_reta_entry;
1851 rss_tbl_new[entry] = grp->reta[grp_idx];
1855 if (sa->state == SFC_ETHDEV_STARTED) {
1856 rc = efx_rx_scale_tbl_set(sa->nic, EFX_RSS_CONTEXT_DEFAULT,
1857 rss_tbl_new, EFX_RSS_TBL_SIZE);
1859 goto fail_scale_tbl_set;
1862 rte_memcpy(rss->tbl, rss_tbl_new, sizeof(rss->tbl));
1866 sfc_adapter_unlock(sa);
1868 rte_free(rss_tbl_new);
1870 SFC_ASSERT(rc >= 0);
1875 sfc_dev_flow_ops_get(struct rte_eth_dev *dev __rte_unused,
1876 const struct rte_flow_ops **ops)
1878 *ops = &sfc_flow_ops;
1883 sfc_pool_ops_supported(struct rte_eth_dev *dev, const char *pool)
1885 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
1888 * If Rx datapath does not provide callback to check mempool,
1889 * all pools are supported.
1891 if (sap->dp_rx->pool_ops_supported == NULL)
1894 return sap->dp_rx->pool_ops_supported(pool);
1898 sfc_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1900 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
1901 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1902 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
1903 struct sfc_rxq_info *rxq_info;
1905 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
1907 return sap->dp_rx->intr_enable(rxq_info->dp);
1911 sfc_rx_queue_intr_disable(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1913 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
1914 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1915 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
1916 struct sfc_rxq_info *rxq_info;
1918 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
1920 return sap->dp_rx->intr_disable(rxq_info->dp);
1923 struct sfc_mport_journal_ctx {
1924 struct sfc_adapter *sa;
1925 uint16_t switch_domain_id;
1926 uint32_t mcdi_handle;
1927 bool controllers_assigned;
1928 efx_pcie_interface_t *controllers;
1929 size_t nb_controllers;
1933 sfc_journal_ctx_add_controller(struct sfc_mport_journal_ctx *ctx,
1934 efx_pcie_interface_t intf)
1936 efx_pcie_interface_t *new_controllers;
1940 if (ctx->controllers == NULL) {
1941 ctx->controllers = rte_malloc("sfc_controller_mapping",
1942 sizeof(ctx->controllers[0]), 0);
1943 if (ctx->controllers == NULL)
1946 ctx->controllers[0] = intf;
1947 ctx->nb_controllers = 1;
1952 for (i = 0; i < ctx->nb_controllers; i++) {
1953 if (ctx->controllers[i] == intf)
1955 if (ctx->controllers[i] > intf)
1960 ctx->nb_controllers += 1;
1961 new_size = ctx->nb_controllers * sizeof(ctx->controllers[0]);
1963 new_controllers = rte_realloc(ctx->controllers, new_size, 0);
1964 if (new_controllers == NULL) {
1965 rte_free(ctx->controllers);
1968 ctx->controllers = new_controllers;
1970 for (i = target + 1; i < ctx->nb_controllers; i++)
1971 ctx->controllers[i] = ctx->controllers[i - 1];
1973 ctx->controllers[target] = intf;
1979 sfc_process_mport_journal_entry(struct sfc_mport_journal_ctx *ctx,
1980 efx_mport_desc_t *mport)
1982 struct sfc_mae_switch_port_request req;
1983 efx_mport_sel_t entity_selector;
1984 efx_mport_sel_t ethdev_mport;
1985 uint16_t switch_port_id;
1990 "processing mport id %u (controller %u pf %u vf %u)",
1991 mport->emd_id.id, mport->emd_vnic.ev_intf,
1992 mport->emd_vnic.ev_pf, mport->emd_vnic.ev_vf);
1993 efx_mae_mport_invalid(ðdev_mport);
1995 if (!ctx->controllers_assigned) {
1996 rc = sfc_journal_ctx_add_controller(ctx,
1997 mport->emd_vnic.ev_intf);
2002 /* Build Mport selector */
2003 efx_rc = efx_mae_mport_by_pcie_mh_function(mport->emd_vnic.ev_intf,
2004 mport->emd_vnic.ev_pf,
2005 mport->emd_vnic.ev_vf,
2008 sfc_err(ctx->sa, "failed to build entity mport selector for c%upf%uvf%u",
2009 mport->emd_vnic.ev_intf,
2010 mport->emd_vnic.ev_pf,
2011 mport->emd_vnic.ev_vf);
2015 rc = sfc_mae_switch_port_id_by_entity(ctx->switch_domain_id,
2017 SFC_MAE_SWITCH_PORT_REPRESENTOR,
2021 /* Already registered */
2025 * No representor has been created for this entity.
2026 * Create a dummy switch registry entry with an invalid ethdev
2027 * mport selector. When a corresponding representor is created,
2028 * this entry will be updated.
2030 req.type = SFC_MAE_SWITCH_PORT_REPRESENTOR;
2031 req.entity_mportp = &entity_selector;
2032 req.ethdev_mportp = ðdev_mport;
2033 req.ethdev_port_id = RTE_MAX_ETHPORTS;
2034 req.port_data.repr.intf = mport->emd_vnic.ev_intf;
2035 req.port_data.repr.pf = mport->emd_vnic.ev_pf;
2036 req.port_data.repr.vf = mport->emd_vnic.ev_vf;
2038 rc = sfc_mae_assign_switch_port(ctx->switch_domain_id,
2039 &req, &switch_port_id);
2042 "failed to assign 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,
2051 sfc_err(ctx->sa, "failed to find MAE switch port for c%upf%uvf%u: %s",
2052 mport->emd_vnic.ev_intf,
2053 mport->emd_vnic.ev_pf,
2054 mport->emd_vnic.ev_vf,
2063 sfc_process_mport_journal_cb(void *data, efx_mport_desc_t *mport,
2066 struct sfc_mport_journal_ctx *ctx = data;
2068 if (ctx == NULL || ctx->sa == NULL) {
2069 sfc_err(ctx->sa, "received NULL context or SFC adapter");
2073 if (mport_len != sizeof(*mport)) {
2074 sfc_err(ctx->sa, "actual and expected mport buffer sizes differ");
2078 SFC_ASSERT(sfc_adapter_is_locked(ctx->sa));
2081 * If a zombie flag is set, it means the mport has been marked for
2082 * deletion and cannot be used for any new operations. The mport will
2083 * be destroyed completely once all references to it are released.
2085 if (mport->emd_zombie) {
2086 sfc_dbg(ctx->sa, "mport is a zombie, skipping");
2089 if (mport->emd_type != EFX_MPORT_TYPE_VNIC) {
2090 sfc_dbg(ctx->sa, "mport is not a VNIC, skipping");
2093 if (mport->emd_vnic.ev_client_type != EFX_MPORT_VNIC_CLIENT_FUNCTION) {
2094 sfc_dbg(ctx->sa, "mport is not a function, skipping");
2097 if (mport->emd_vnic.ev_handle == ctx->mcdi_handle) {
2098 sfc_dbg(ctx->sa, "mport is this driver instance, skipping");
2102 return sfc_process_mport_journal_entry(ctx, mport);
2106 sfc_process_mport_journal(struct sfc_adapter *sa)
2108 struct sfc_mport_journal_ctx ctx;
2109 const efx_pcie_interface_t *controllers;
2110 size_t nb_controllers;
2114 memset(&ctx, 0, sizeof(ctx));
2116 ctx.switch_domain_id = sa->mae.switch_domain_id;
2118 efx_rc = efx_mcdi_get_own_client_handle(sa->nic, &ctx.mcdi_handle);
2120 sfc_err(sa, "failed to get own MCDI handle");
2121 SFC_ASSERT(efx_rc > 0);
2125 rc = sfc_mae_switch_domain_controllers(ctx.switch_domain_id,
2126 &controllers, &nb_controllers);
2128 sfc_err(sa, "failed to get controller mapping");
2132 ctx.controllers_assigned = controllers != NULL;
2133 ctx.controllers = NULL;
2134 ctx.nb_controllers = 0;
2136 efx_rc = efx_mae_read_mport_journal(sa->nic,
2137 sfc_process_mport_journal_cb, &ctx);
2139 sfc_err(sa, "failed to process MAE mport journal");
2140 SFC_ASSERT(efx_rc > 0);
2144 if (controllers == NULL) {
2145 rc = sfc_mae_switch_domain_map_controllers(ctx.switch_domain_id,
2147 ctx.nb_controllers);
2156 sfc_count_representors_cb(enum sfc_mae_switch_port_type type,
2157 const efx_mport_sel_t *ethdev_mportp __rte_unused,
2158 uint16_t ethdev_port_id __rte_unused,
2159 const efx_mport_sel_t *entity_mportp __rte_unused,
2160 uint16_t switch_port_id __rte_unused,
2161 union sfc_mae_switch_port_data *port_datap
2165 int *counter = user_datap;
2167 SFC_ASSERT(counter != NULL);
2169 if (type == SFC_MAE_SWITCH_PORT_REPRESENTOR)
2173 struct sfc_get_representors_ctx {
2174 struct rte_eth_representor_info *info;
2175 struct sfc_adapter *sa;
2176 uint16_t switch_domain_id;
2177 const efx_pcie_interface_t *controllers;
2178 size_t nb_controllers;
2182 sfc_get_representors_cb(enum sfc_mae_switch_port_type type,
2183 const efx_mport_sel_t *ethdev_mportp __rte_unused,
2184 uint16_t ethdev_port_id __rte_unused,
2185 const efx_mport_sel_t *entity_mportp __rte_unused,
2186 uint16_t switch_port_id,
2187 union sfc_mae_switch_port_data *port_datap,
2190 struct sfc_get_representors_ctx *ctx = user_datap;
2191 struct rte_eth_representor_range *range;
2195 SFC_ASSERT(ctx != NULL);
2196 SFC_ASSERT(ctx->info != NULL);
2197 SFC_ASSERT(ctx->sa != NULL);
2199 if (type != SFC_MAE_SWITCH_PORT_REPRESENTOR) {
2200 sfc_dbg(ctx->sa, "not a representor, skipping");
2203 if (ctx->info->nb_ranges >= ctx->info->nb_ranges_alloc) {
2204 sfc_dbg(ctx->sa, "info structure is full already");
2208 range = &ctx->info->ranges[ctx->info->nb_ranges];
2209 rc = sfc_mae_switch_controller_from_mapping(ctx->controllers,
2210 ctx->nb_controllers,
2211 port_datap->repr.intf,
2212 &range->controller);
2214 sfc_err(ctx->sa, "invalid representor controller: %d",
2215 port_datap->repr.intf);
2216 range->controller = -1;
2218 range->pf = port_datap->repr.pf;
2219 range->id_base = switch_port_id;
2220 range->id_end = switch_port_id;
2222 if (port_datap->repr.vf != EFX_PCI_VF_INVALID) {
2223 range->type = RTE_ETH_REPRESENTOR_VF;
2224 range->vf = port_datap->repr.vf;
2225 ret = snprintf(range->name, RTE_DEV_NAME_MAX_LEN,
2226 "c%dpf%dvf%d", range->controller, range->pf,
2229 range->type = RTE_ETH_REPRESENTOR_PF;
2230 ret = snprintf(range->name, RTE_DEV_NAME_MAX_LEN,
2231 "c%dpf%d", range->controller, range->pf);
2233 if (ret >= RTE_DEV_NAME_MAX_LEN) {
2234 sfc_err(ctx->sa, "representor name has been truncated: %s",
2238 ctx->info->nb_ranges++;
2242 sfc_representor_info_get(struct rte_eth_dev *dev,
2243 struct rte_eth_representor_info *info)
2245 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
2246 struct sfc_get_representors_ctx get_repr_ctx;
2247 const efx_nic_cfg_t *nic_cfg;
2248 uint16_t switch_domain_id;
2253 sfc_adapter_lock(sa);
2255 if (sa->mae.status != SFC_MAE_STATUS_SUPPORTED) {
2256 sfc_adapter_unlock(sa);
2260 rc = sfc_process_mport_journal(sa);
2262 sfc_adapter_unlock(sa);
2267 switch_domain_id = sa->mae.switch_domain_id;
2270 rc = sfc_mae_switch_ports_iterate(switch_domain_id,
2271 sfc_count_representors_cb,
2274 sfc_adapter_unlock(sa);
2280 sfc_adapter_unlock(sa);
2284 rc = sfc_mae_switch_domain_controllers(switch_domain_id,
2285 &get_repr_ctx.controllers,
2286 &get_repr_ctx.nb_controllers);
2288 sfc_adapter_unlock(sa);
2293 nic_cfg = efx_nic_cfg_get(sa->nic);
2295 rc = sfc_mae_switch_domain_get_controller(switch_domain_id,
2299 sfc_err(sa, "invalid controller: %d", nic_cfg->enc_intf);
2303 info->controller = controller;
2304 info->pf = nic_cfg->enc_pf;
2306 get_repr_ctx.info = info;
2307 get_repr_ctx.sa = sa;
2308 get_repr_ctx.switch_domain_id = switch_domain_id;
2309 rc = sfc_mae_switch_ports_iterate(switch_domain_id,
2310 sfc_get_representors_cb,
2313 sfc_adapter_unlock(sa);
2318 sfc_adapter_unlock(sa);
2323 sfc_rx_metadata_negotiate(struct rte_eth_dev *dev, uint64_t *features)
2325 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
2326 uint64_t supported = 0;
2328 sfc_adapter_lock(sa);
2330 if ((sa->priv.dp_rx->features & SFC_DP_RX_FEAT_FLOW_FLAG) != 0)
2331 supported |= RTE_ETH_RX_METADATA_USER_FLAG;
2333 if ((sa->priv.dp_rx->features & SFC_DP_RX_FEAT_FLOW_MARK) != 0)
2334 supported |= RTE_ETH_RX_METADATA_USER_MARK;
2336 if (sfc_flow_tunnel_is_supported(sa))
2337 supported |= RTE_ETH_RX_METADATA_TUNNEL_ID;
2339 sa->negotiated_rx_metadata = supported & *features;
2340 *features = sa->negotiated_rx_metadata;
2342 sfc_adapter_unlock(sa);
2347 static const struct eth_dev_ops sfc_eth_dev_ops = {
2348 .dev_configure = sfc_dev_configure,
2349 .dev_start = sfc_dev_start,
2350 .dev_stop = sfc_dev_stop,
2351 .dev_set_link_up = sfc_dev_set_link_up,
2352 .dev_set_link_down = sfc_dev_set_link_down,
2353 .dev_close = sfc_dev_close,
2354 .promiscuous_enable = sfc_dev_promisc_enable,
2355 .promiscuous_disable = sfc_dev_promisc_disable,
2356 .allmulticast_enable = sfc_dev_allmulti_enable,
2357 .allmulticast_disable = sfc_dev_allmulti_disable,
2358 .link_update = sfc_dev_link_update,
2359 .stats_get = sfc_stats_get,
2360 .stats_reset = sfc_stats_reset,
2361 .xstats_get = sfc_xstats_get,
2362 .xstats_reset = sfc_stats_reset,
2363 .xstats_get_names = sfc_xstats_get_names,
2364 .dev_infos_get = sfc_dev_infos_get,
2365 .dev_supported_ptypes_get = sfc_dev_supported_ptypes_get,
2366 .mtu_set = sfc_dev_set_mtu,
2367 .rx_queue_start = sfc_rx_queue_start,
2368 .rx_queue_stop = sfc_rx_queue_stop,
2369 .tx_queue_start = sfc_tx_queue_start,
2370 .tx_queue_stop = sfc_tx_queue_stop,
2371 .rx_queue_setup = sfc_rx_queue_setup,
2372 .rx_queue_release = sfc_rx_queue_release,
2373 .rx_queue_intr_enable = sfc_rx_queue_intr_enable,
2374 .rx_queue_intr_disable = sfc_rx_queue_intr_disable,
2375 .tx_queue_setup = sfc_tx_queue_setup,
2376 .tx_queue_release = sfc_tx_queue_release,
2377 .flow_ctrl_get = sfc_flow_ctrl_get,
2378 .flow_ctrl_set = sfc_flow_ctrl_set,
2379 .mac_addr_set = sfc_mac_addr_set,
2380 .udp_tunnel_port_add = sfc_dev_udp_tunnel_port_add,
2381 .udp_tunnel_port_del = sfc_dev_udp_tunnel_port_del,
2382 .reta_update = sfc_dev_rss_reta_update,
2383 .reta_query = sfc_dev_rss_reta_query,
2384 .rss_hash_update = sfc_dev_rss_hash_update,
2385 .rss_hash_conf_get = sfc_dev_rss_hash_conf_get,
2386 .flow_ops_get = sfc_dev_flow_ops_get,
2387 .set_mc_addr_list = sfc_set_mc_addr_list,
2388 .rxq_info_get = sfc_rx_queue_info_get,
2389 .txq_info_get = sfc_tx_queue_info_get,
2390 .fw_version_get = sfc_fw_version_get,
2391 .xstats_get_by_id = sfc_xstats_get_by_id,
2392 .xstats_get_names_by_id = sfc_xstats_get_names_by_id,
2393 .pool_ops_supported = sfc_pool_ops_supported,
2394 .representor_info_get = sfc_representor_info_get,
2395 .rx_metadata_negotiate = sfc_rx_metadata_negotiate,
2398 struct sfc_ethdev_init_data {
2399 uint16_t nb_representors;
2403 * Duplicate a string in potentially shared memory required for
2404 * multi-process support.
2406 * strdup() allocates from process-local heap/memory.
2409 sfc_strdup(const char *str)
2417 size = strlen(str) + 1;
2418 copy = rte_malloc(__func__, size, 0);
2420 rte_memcpy(copy, str, size);
2426 sfc_eth_dev_set_ops(struct rte_eth_dev *dev)
2428 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
2429 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
2430 const struct sfc_dp_rx *dp_rx;
2431 const struct sfc_dp_tx *dp_tx;
2432 const efx_nic_cfg_t *encp;
2433 unsigned int avail_caps = 0;
2434 const char *rx_name = NULL;
2435 const char *tx_name = NULL;
2438 switch (sa->family) {
2439 case EFX_FAMILY_HUNTINGTON:
2440 case EFX_FAMILY_MEDFORD:
2441 case EFX_FAMILY_MEDFORD2:
2442 avail_caps |= SFC_DP_HW_FW_CAP_EF10;
2443 avail_caps |= SFC_DP_HW_FW_CAP_RX_EFX;
2444 avail_caps |= SFC_DP_HW_FW_CAP_TX_EFX;
2446 case EFX_FAMILY_RIVERHEAD:
2447 avail_caps |= SFC_DP_HW_FW_CAP_EF100;
2453 encp = efx_nic_cfg_get(sa->nic);
2454 if (encp->enc_rx_es_super_buffer_supported)
2455 avail_caps |= SFC_DP_HW_FW_CAP_RX_ES_SUPER_BUFFER;
2457 rc = sfc_kvargs_process(sa, SFC_KVARG_RX_DATAPATH,
2458 sfc_kvarg_string_handler, &rx_name);
2460 goto fail_kvarg_rx_datapath;
2462 if (rx_name != NULL) {
2463 dp_rx = sfc_dp_find_rx_by_name(&sfc_dp_head, rx_name);
2464 if (dp_rx == NULL) {
2465 sfc_err(sa, "Rx datapath %s not found", rx_name);
2469 if (!sfc_dp_match_hw_fw_caps(&dp_rx->dp, avail_caps)) {
2471 "Insufficient Hw/FW capabilities to use Rx datapath %s",
2474 goto fail_dp_rx_caps;
2477 dp_rx = sfc_dp_find_rx_by_caps(&sfc_dp_head, avail_caps);
2478 if (dp_rx == NULL) {
2479 sfc_err(sa, "Rx datapath by caps %#x not found",
2486 sas->dp_rx_name = sfc_strdup(dp_rx->dp.name);
2487 if (sas->dp_rx_name == NULL) {
2489 goto fail_dp_rx_name;
2492 if (strcmp(dp_rx->dp.name, SFC_KVARG_DATAPATH_EF10_ESSB) == 0) {
2493 /* FLAG and MARK are always available from Rx prefix. */
2494 sa->negotiated_rx_metadata |= RTE_ETH_RX_METADATA_USER_FLAG;
2495 sa->negotiated_rx_metadata |= RTE_ETH_RX_METADATA_USER_MARK;
2498 sfc_notice(sa, "use %s Rx datapath", sas->dp_rx_name);
2500 rc = sfc_kvargs_process(sa, SFC_KVARG_TX_DATAPATH,
2501 sfc_kvarg_string_handler, &tx_name);
2503 goto fail_kvarg_tx_datapath;
2505 if (tx_name != NULL) {
2506 dp_tx = sfc_dp_find_tx_by_name(&sfc_dp_head, tx_name);
2507 if (dp_tx == NULL) {
2508 sfc_err(sa, "Tx datapath %s not found", tx_name);
2512 if (!sfc_dp_match_hw_fw_caps(&dp_tx->dp, avail_caps)) {
2514 "Insufficient Hw/FW capabilities to use Tx datapath %s",
2517 goto fail_dp_tx_caps;
2520 dp_tx = sfc_dp_find_tx_by_caps(&sfc_dp_head, avail_caps);
2521 if (dp_tx == NULL) {
2522 sfc_err(sa, "Tx datapath by caps %#x not found",
2529 sas->dp_tx_name = sfc_strdup(dp_tx->dp.name);
2530 if (sas->dp_tx_name == NULL) {
2532 goto fail_dp_tx_name;
2535 sfc_notice(sa, "use %s Tx datapath", sas->dp_tx_name);
2537 sa->priv.dp_rx = dp_rx;
2538 sa->priv.dp_tx = dp_tx;
2540 dev->rx_pkt_burst = dp_rx->pkt_burst;
2541 dev->tx_pkt_prepare = dp_tx->pkt_prepare;
2542 dev->tx_pkt_burst = dp_tx->pkt_burst;
2544 dev->rx_queue_count = sfc_rx_queue_count;
2545 dev->rx_descriptor_status = sfc_rx_descriptor_status;
2546 dev->tx_descriptor_status = sfc_tx_descriptor_status;
2547 dev->dev_ops = &sfc_eth_dev_ops;
2554 fail_kvarg_tx_datapath:
2555 rte_free(sas->dp_rx_name);
2556 sas->dp_rx_name = NULL;
2561 fail_kvarg_rx_datapath:
2566 sfc_eth_dev_clear_ops(struct rte_eth_dev *dev)
2568 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
2569 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
2571 dev->dev_ops = NULL;
2572 dev->tx_pkt_prepare = NULL;
2573 dev->rx_pkt_burst = NULL;
2574 dev->tx_pkt_burst = NULL;
2576 rte_free(sas->dp_tx_name);
2577 sas->dp_tx_name = NULL;
2578 sa->priv.dp_tx = NULL;
2580 rte_free(sas->dp_rx_name);
2581 sas->dp_rx_name = NULL;
2582 sa->priv.dp_rx = NULL;
2585 static const struct eth_dev_ops sfc_eth_dev_secondary_ops = {
2586 .dev_supported_ptypes_get = sfc_dev_supported_ptypes_get,
2587 .reta_query = sfc_dev_rss_reta_query,
2588 .rss_hash_conf_get = sfc_dev_rss_hash_conf_get,
2589 .rxq_info_get = sfc_rx_queue_info_get,
2590 .txq_info_get = sfc_tx_queue_info_get,
2594 sfc_eth_dev_secondary_init(struct rte_eth_dev *dev, uint32_t logtype_main)
2596 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
2597 struct sfc_adapter_priv *sap;
2598 const struct sfc_dp_rx *dp_rx;
2599 const struct sfc_dp_tx *dp_tx;
2603 * Allocate process private data from heap, since it should not
2604 * be located in shared memory allocated using rte_malloc() API.
2606 sap = calloc(1, sizeof(*sap));
2609 goto fail_alloc_priv;
2612 sap->logtype_main = logtype_main;
2614 dp_rx = sfc_dp_find_rx_by_name(&sfc_dp_head, sas->dp_rx_name);
2615 if (dp_rx == NULL) {
2616 SFC_LOG(sas, RTE_LOG_ERR, logtype_main,
2617 "cannot find %s Rx datapath", sas->dp_rx_name);
2621 if (~dp_rx->features & SFC_DP_RX_FEAT_MULTI_PROCESS) {
2622 SFC_LOG(sas, RTE_LOG_ERR, logtype_main,
2623 "%s Rx datapath does not support multi-process",
2626 goto fail_dp_rx_multi_process;
2629 dp_tx = sfc_dp_find_tx_by_name(&sfc_dp_head, sas->dp_tx_name);
2630 if (dp_tx == NULL) {
2631 SFC_LOG(sas, RTE_LOG_ERR, logtype_main,
2632 "cannot find %s Tx datapath", sas->dp_tx_name);
2636 if (~dp_tx->features & SFC_DP_TX_FEAT_MULTI_PROCESS) {
2637 SFC_LOG(sas, RTE_LOG_ERR, logtype_main,
2638 "%s Tx datapath does not support multi-process",
2641 goto fail_dp_tx_multi_process;
2647 dev->process_private = sap;
2648 dev->rx_pkt_burst = dp_rx->pkt_burst;
2649 dev->tx_pkt_prepare = dp_tx->pkt_prepare;
2650 dev->tx_pkt_burst = dp_tx->pkt_burst;
2651 dev->rx_queue_count = sfc_rx_queue_count;
2652 dev->rx_descriptor_status = sfc_rx_descriptor_status;
2653 dev->tx_descriptor_status = sfc_tx_descriptor_status;
2654 dev->dev_ops = &sfc_eth_dev_secondary_ops;
2658 fail_dp_tx_multi_process:
2660 fail_dp_rx_multi_process:
2669 sfc_register_dp(void)
2672 if (TAILQ_EMPTY(&sfc_dp_head)) {
2673 /* Prefer EF10 datapath */
2674 sfc_dp_register(&sfc_dp_head, &sfc_ef100_rx.dp);
2675 sfc_dp_register(&sfc_dp_head, &sfc_ef10_essb_rx.dp);
2676 sfc_dp_register(&sfc_dp_head, &sfc_ef10_rx.dp);
2677 sfc_dp_register(&sfc_dp_head, &sfc_efx_rx.dp);
2679 sfc_dp_register(&sfc_dp_head, &sfc_ef100_tx.dp);
2680 sfc_dp_register(&sfc_dp_head, &sfc_ef10_tx.dp);
2681 sfc_dp_register(&sfc_dp_head, &sfc_efx_tx.dp);
2682 sfc_dp_register(&sfc_dp_head, &sfc_ef10_simple_tx.dp);
2687 sfc_parse_switch_mode(struct sfc_adapter *sa, bool has_representors)
2689 const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
2690 const char *switch_mode = NULL;
2693 sfc_log_init(sa, "entry");
2695 rc = sfc_kvargs_process(sa, SFC_KVARG_SWITCH_MODE,
2696 sfc_kvarg_string_handler, &switch_mode);
2700 if (switch_mode == NULL) {
2701 sa->switchdev = encp->enc_mae_supported &&
2702 (!encp->enc_datapath_cap_evb ||
2704 } else if (strcasecmp(switch_mode, SFC_KVARG_SWITCH_MODE_LEGACY) == 0) {
2705 sa->switchdev = false;
2706 } else if (strcasecmp(switch_mode,
2707 SFC_KVARG_SWITCH_MODE_SWITCHDEV) == 0) {
2708 sa->switchdev = true;
2710 sfc_err(sa, "invalid switch mode device argument '%s'",
2716 sfc_log_init(sa, "done");
2722 sfc_log_init(sa, "failed: %s", rte_strerror(rc));
2728 sfc_eth_dev_init(struct rte_eth_dev *dev, void *init_params)
2730 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
2731 struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
2732 struct sfc_ethdev_init_data *init_data = init_params;
2733 uint32_t logtype_main;
2734 struct sfc_adapter *sa;
2736 const efx_nic_cfg_t *encp;
2737 const struct rte_ether_addr *from;
2740 if (sfc_efx_dev_class_get(pci_dev->device.devargs) !=
2741 SFC_EFX_DEV_CLASS_NET) {
2742 SFC_GENERIC_LOG(DEBUG,
2743 "Incompatible device class: skip probing, should be probed by other sfc driver.");
2747 rc = sfc_dp_mport_register();
2753 logtype_main = sfc_register_logtype(&pci_dev->addr,
2754 SFC_LOGTYPE_MAIN_STR,
2757 if (rte_eal_process_type() != RTE_PROC_PRIMARY)
2758 return -sfc_eth_dev_secondary_init(dev, logtype_main);
2760 /* Required for logging */
2761 ret = snprintf(sas->log_prefix, sizeof(sas->log_prefix),
2762 "PMD: sfc_efx " PCI_PRI_FMT " #%" PRIu16 ": ",
2763 pci_dev->addr.domain, pci_dev->addr.bus,
2764 pci_dev->addr.devid, pci_dev->addr.function,
2765 dev->data->port_id);
2766 if (ret < 0 || ret >= (int)sizeof(sas->log_prefix)) {
2767 SFC_GENERIC_LOG(ERR,
2768 "reserved log prefix is too short for " PCI_PRI_FMT,
2769 pci_dev->addr.domain, pci_dev->addr.bus,
2770 pci_dev->addr.devid, pci_dev->addr.function);
2773 sas->pci_addr = pci_dev->addr;
2774 sas->port_id = dev->data->port_id;
2777 * Allocate process private data from heap, since it should not
2778 * be located in shared memory allocated using rte_malloc() API.
2780 sa = calloc(1, sizeof(*sa));
2786 dev->process_private = sa;
2788 /* Required for logging */
2789 sa->priv.shared = sas;
2790 sa->priv.logtype_main = logtype_main;
2794 /* Copy PCI device info to the dev->data */
2795 rte_eth_copy_pci_info(dev, pci_dev);
2796 dev->data->dev_flags |= RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS;
2797 dev->data->dev_flags |= RTE_ETH_DEV_FLOW_OPS_THREAD_SAFE;
2799 rc = sfc_kvargs_parse(sa);
2801 goto fail_kvargs_parse;
2803 sfc_log_init(sa, "entry");
2805 dev->data->mac_addrs = rte_zmalloc("sfc", RTE_ETHER_ADDR_LEN, 0);
2806 if (dev->data->mac_addrs == NULL) {
2808 goto fail_mac_addrs;
2811 sfc_adapter_lock_init(sa);
2812 sfc_adapter_lock(sa);
2814 sfc_log_init(sa, "probing");
2820 * Selecting a default switch mode requires the NIC to be probed and
2821 * to have its capabilities filled in.
2823 rc = sfc_parse_switch_mode(sa, init_data->nb_representors > 0);
2825 goto fail_switch_mode;
2827 sfc_log_init(sa, "set device ops");
2828 rc = sfc_eth_dev_set_ops(dev);
2832 sfc_log_init(sa, "attaching");
2833 rc = sfc_attach(sa);
2837 if (sa->switchdev && sa->mae.status != SFC_MAE_STATUS_SUPPORTED) {
2839 "failed to enable switchdev mode without MAE support");
2841 goto fail_switchdev_no_mae;
2844 encp = efx_nic_cfg_get(sa->nic);
2847 * The arguments are really reverse order in comparison to
2848 * Linux kernel. Copy from NIC config to Ethernet device data.
2850 from = (const struct rte_ether_addr *)(encp->enc_mac_addr);
2851 rte_ether_addr_copy(from, &dev->data->mac_addrs[0]);
2853 sfc_adapter_unlock(sa);
2855 sfc_log_init(sa, "done");
2858 fail_switchdev_no_mae:
2862 sfc_eth_dev_clear_ops(dev);
2869 sfc_adapter_unlock(sa);
2870 sfc_adapter_lock_fini(sa);
2871 rte_free(dev->data->mac_addrs);
2872 dev->data->mac_addrs = NULL;
2875 sfc_kvargs_cleanup(sa);
2878 sfc_log_init(sa, "failed %d", rc);
2879 dev->process_private = NULL;
2888 sfc_eth_dev_uninit(struct rte_eth_dev *dev)
2895 static const struct rte_pci_id pci_id_sfc_efx_map[] = {
2896 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_FARMINGDALE) },
2897 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_FARMINGDALE_VF) },
2898 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_GREENPORT) },
2899 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_GREENPORT_VF) },
2900 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD) },
2901 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD_VF) },
2902 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD2) },
2903 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD2_VF) },
2904 { RTE_PCI_DEVICE(EFX_PCI_VENID_XILINX, EFX_PCI_DEVID_RIVERHEAD) },
2905 { .vendor_id = 0 /* sentinel */ }
2909 sfc_parse_rte_devargs(const char *args, struct rte_eth_devargs *devargs)
2911 struct rte_eth_devargs eth_da = { .nb_representor_ports = 0 };
2915 rc = rte_eth_devargs_parse(args, ð_da);
2917 SFC_GENERIC_LOG(ERR,
2918 "Failed to parse generic devargs '%s'",
2930 sfc_eth_dev_find_or_create(struct rte_pci_device *pci_dev,
2931 struct sfc_ethdev_init_data *init_data,
2932 struct rte_eth_dev **devp,
2935 struct rte_eth_dev *dev;
2936 bool created = false;
2939 dev = rte_eth_dev_allocated(pci_dev->device.name);
2941 rc = rte_eth_dev_create(&pci_dev->device, pci_dev->device.name,
2942 sizeof(struct sfc_adapter_shared),
2943 eth_dev_pci_specific_init, pci_dev,
2944 sfc_eth_dev_init, init_data);
2946 SFC_GENERIC_LOG(ERR, "Failed to create sfc ethdev '%s'",
2947 pci_dev->device.name);
2953 dev = rte_eth_dev_allocated(pci_dev->device.name);
2955 SFC_GENERIC_LOG(ERR,
2956 "Failed to find allocated sfc ethdev '%s'",
2957 pci_dev->device.name);
2963 *dev_created = created;
2969 sfc_eth_dev_create_repr(struct sfc_adapter *sa,
2970 efx_pcie_interface_t controller,
2973 enum rte_eth_representor_type type)
2975 struct sfc_repr_entity_info entity;
2976 efx_mport_sel_t mport_sel;
2980 case RTE_ETH_REPRESENTOR_NONE:
2982 case RTE_ETH_REPRESENTOR_VF:
2983 case RTE_ETH_REPRESENTOR_PF:
2985 case RTE_ETH_REPRESENTOR_SF:
2986 sfc_err(sa, "SF representors are not supported");
2989 sfc_err(sa, "unknown representor type: %d", type);
2993 rc = efx_mae_mport_by_pcie_mh_function(controller,
2999 "failed to get m-port selector for controller %u port %u repr_port %u: %s",
3000 controller, port, repr_port, rte_strerror(-rc));
3004 memset(&entity, 0, sizeof(entity));
3006 entity.intf = controller;
3008 entity.vf = repr_port;
3010 rc = sfc_repr_create(sa->eth_dev, &entity, sa->mae.switch_domain_id,
3014 "failed to create representor for controller %u port %u repr_port %u: %s",
3015 controller, port, repr_port, rte_strerror(-rc));
3023 sfc_eth_dev_create_repr_port(struct sfc_adapter *sa,
3024 const struct rte_eth_devargs *eth_da,
3025 efx_pcie_interface_t controller,
3028 int first_error = 0;
3032 if (eth_da->type == RTE_ETH_REPRESENTOR_PF) {
3033 return sfc_eth_dev_create_repr(sa, controller, port,
3038 for (i = 0; i < eth_da->nb_representor_ports; i++) {
3039 rc = sfc_eth_dev_create_repr(sa, controller, port,
3040 eth_da->representor_ports[i],
3042 if (rc != 0 && first_error == 0)
3050 sfc_eth_dev_create_repr_controller(struct sfc_adapter *sa,
3051 const struct rte_eth_devargs *eth_da,
3052 efx_pcie_interface_t controller)
3054 const efx_nic_cfg_t *encp;
3055 int first_error = 0;
3056 uint16_t default_port;
3060 if (eth_da->nb_ports == 0) {
3061 encp = efx_nic_cfg_get(sa->nic);
3062 default_port = encp->enc_intf == controller ? encp->enc_pf : 0;
3063 return sfc_eth_dev_create_repr_port(sa, eth_da, controller,
3067 for (i = 0; i < eth_da->nb_ports; i++) {
3068 rc = sfc_eth_dev_create_repr_port(sa, eth_da, controller,
3070 if (rc != 0 && first_error == 0)
3078 sfc_eth_dev_create_representors(struct rte_eth_dev *dev,
3079 const struct rte_eth_devargs *eth_da)
3081 efx_pcie_interface_t intf;
3082 const efx_nic_cfg_t *encp;
3083 struct sfc_adapter *sa;
3084 uint16_t switch_domain_id;
3088 sa = sfc_adapter_by_eth_dev(dev);
3089 switch_domain_id = sa->mae.switch_domain_id;
3091 switch (eth_da->type) {
3092 case RTE_ETH_REPRESENTOR_NONE:
3094 case RTE_ETH_REPRESENTOR_PF:
3095 case RTE_ETH_REPRESENTOR_VF:
3097 case RTE_ETH_REPRESENTOR_SF:
3098 sfc_err(sa, "SF representors are not supported");
3101 sfc_err(sa, "unknown representor type: %d",
3106 if (!sa->switchdev) {
3107 sfc_err(sa, "cannot create representors in non-switchdev mode");
3111 if (!sfc_repr_available(sfc_sa2shared(sa))) {
3112 sfc_err(sa, "cannot create representors: unsupported");
3118 * This is needed to construct the DPDK controller -> EFX interface
3121 sfc_adapter_lock(sa);
3122 rc = sfc_process_mport_journal(sa);
3123 sfc_adapter_unlock(sa);
3129 if (eth_da->nb_mh_controllers > 0) {
3130 for (i = 0; i < eth_da->nb_mh_controllers; i++) {
3131 rc = sfc_mae_switch_domain_get_intf(switch_domain_id,
3132 eth_da->mh_controllers[i],
3135 sfc_err(sa, "failed to get representor");
3138 sfc_eth_dev_create_repr_controller(sa, eth_da, intf);
3141 encp = efx_nic_cfg_get(sa->nic);
3142 sfc_eth_dev_create_repr_controller(sa, eth_da, encp->enc_intf);
3148 static int sfc_eth_dev_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
3149 struct rte_pci_device *pci_dev)
3151 struct sfc_ethdev_init_data init_data;
3152 struct rte_eth_devargs eth_da;
3153 struct rte_eth_dev *dev;
3157 if (pci_dev->device.devargs != NULL) {
3158 rc = sfc_parse_rte_devargs(pci_dev->device.devargs->args,
3163 memset(ð_da, 0, sizeof(eth_da));
3166 /* If no VF representors specified, check for PF ones */
3167 if (eth_da.nb_representor_ports > 0)
3168 init_data.nb_representors = eth_da.nb_representor_ports;
3170 init_data.nb_representors = eth_da.nb_ports;
3172 if (init_data.nb_representors > 0 &&
3173 rte_eal_process_type() != RTE_PROC_PRIMARY) {
3174 SFC_GENERIC_LOG(ERR,
3175 "Create representors from secondary process not supported, dev '%s'",
3176 pci_dev->device.name);
3181 * Driver supports RTE_PCI_DRV_PROBE_AGAIN. Hence create device only
3182 * if it does not already exist. Re-probing an existing device is
3183 * expected to allow additional representors to be configured.
3185 rc = sfc_eth_dev_find_or_create(pci_dev, &init_data, &dev,
3190 rc = sfc_eth_dev_create_representors(dev, ð_da);
3193 (void)rte_eth_dev_destroy(dev, sfc_eth_dev_uninit);
3201 static int sfc_eth_dev_pci_remove(struct rte_pci_device *pci_dev)
3203 return rte_eth_dev_pci_generic_remove(pci_dev, sfc_eth_dev_uninit);
3206 static struct rte_pci_driver sfc_efx_pmd = {
3207 .id_table = pci_id_sfc_efx_map,
3209 RTE_PCI_DRV_INTR_LSC |
3210 RTE_PCI_DRV_NEED_MAPPING |
3211 RTE_PCI_DRV_PROBE_AGAIN,
3212 .probe = sfc_eth_dev_pci_probe,
3213 .remove = sfc_eth_dev_pci_remove,
3216 RTE_PMD_REGISTER_PCI(net_sfc_efx, sfc_efx_pmd);
3217 RTE_PMD_REGISTER_PCI_TABLE(net_sfc_efx, pci_id_sfc_efx_map);
3218 RTE_PMD_REGISTER_KMOD_DEP(net_sfc_efx, "* igb_uio | uio_pci_generic | vfio-pci");
3219 RTE_PMD_REGISTER_PARAM_STRING(net_sfc_efx,
3220 SFC_KVARG_SWITCH_MODE "=" SFC_KVARG_VALUES_SWITCH_MODE " "
3221 SFC_KVARG_RX_DATAPATH "=" SFC_KVARG_VALUES_RX_DATAPATH " "
3222 SFC_KVARG_TX_DATAPATH "=" SFC_KVARG_VALUES_TX_DATAPATH " "
3223 SFC_KVARG_PERF_PROFILE "=" SFC_KVARG_VALUES_PERF_PROFILE " "
3224 SFC_KVARG_FW_VARIANT "=" SFC_KVARG_VALUES_FW_VARIANT " "
3225 SFC_KVARG_RXD_WAIT_TIMEOUT_NS "=<long> "
3226 SFC_KVARG_STATS_UPDATE_PERIOD_MS "=<long>");
3228 RTE_INIT(sfc_driver_register_logtype)
3232 ret = rte_log_register_type_and_pick_level(SFC_LOGTYPE_PREFIX "driver",
3234 sfc_logtype_driver = (ret < 0) ? RTE_LOGTYPE_PMD : ret;