1 /* SPDX-License-Identifier: BSD-3-Clause
3 * Copyright(c) 2019-2021 Xilinx, Inc.
4 * Copyright(c) 2016-2019 Solarflare Communications Inc.
6 * This software was jointly developed between OKTET Labs (under contract
7 * for Solarflare) and Solarflare Communications, Inc.
11 #include <ethdev_driver.h>
12 #include <ethdev_pci.h>
14 #include <rte_bus_pci.h>
15 #include <rte_errno.h>
16 #include <rte_string_fns.h>
17 #include <rte_ether.h>
22 #include "sfc_debug.h"
24 #include "sfc_kvargs.h"
29 #include "sfc_flow_tunnel.h"
31 #include "sfc_dp_rx.h"
33 #include "sfc_sw_stats.h"
34 #include "sfc_switch.h"
36 #define SFC_XSTAT_ID_INVALID_VAL UINT64_MAX
37 #define SFC_XSTAT_ID_INVALID_NAME '\0'
39 uint32_t sfc_logtype_driver;
41 static struct sfc_dp_list sfc_dp_head =
42 TAILQ_HEAD_INITIALIZER(sfc_dp_head);
45 static void sfc_eth_dev_clear_ops(struct rte_eth_dev *dev);
49 sfc_fw_version_get(struct rte_eth_dev *dev, char *fw_version, size_t fw_size)
51 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
52 efx_nic_fw_info_t enfi;
56 rc = efx_nic_get_fw_version(sa->nic, &enfi);
60 ret = snprintf(fw_version, fw_size,
61 "%" PRIu16 ".%" PRIu16 ".%" PRIu16 ".%" PRIu16,
62 enfi.enfi_mc_fw_version[0], enfi.enfi_mc_fw_version[1],
63 enfi.enfi_mc_fw_version[2], enfi.enfi_mc_fw_version[3]);
67 if (enfi.enfi_dpcpu_fw_ids_valid) {
68 size_t dpcpu_fw_ids_offset = MIN(fw_size - 1, (size_t)ret);
71 ret_extra = snprintf(fw_version + dpcpu_fw_ids_offset,
72 fw_size - dpcpu_fw_ids_offset,
73 " rx%" PRIx16 " tx%" PRIx16,
74 enfi.enfi_rx_dpcpu_fw_id,
75 enfi.enfi_tx_dpcpu_fw_id);
82 if (fw_size < (size_t)(++ret))
89 sfc_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
91 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
92 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
93 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
94 struct sfc_rss *rss = &sas->rss;
95 struct sfc_mae *mae = &sa->mae;
96 uint64_t txq_offloads_def = 0;
98 sfc_log_init(sa, "entry");
100 dev_info->min_mtu = RTE_ETHER_MIN_MTU;
101 dev_info->max_mtu = EFX_MAC_SDU_MAX;
103 dev_info->max_rx_pktlen = EFX_MAC_PDU_MAX;
105 dev_info->max_vfs = sa->sriov.num_vfs;
107 /* Autonegotiation may be disabled */
108 dev_info->speed_capa = RTE_ETH_LINK_SPEED_FIXED;
109 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_1000FDX))
110 dev_info->speed_capa |= RTE_ETH_LINK_SPEED_1G;
111 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_10000FDX))
112 dev_info->speed_capa |= RTE_ETH_LINK_SPEED_10G;
113 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_25000FDX))
114 dev_info->speed_capa |= RTE_ETH_LINK_SPEED_25G;
115 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_40000FDX))
116 dev_info->speed_capa |= RTE_ETH_LINK_SPEED_40G;
117 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_50000FDX))
118 dev_info->speed_capa |= RTE_ETH_LINK_SPEED_50G;
119 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_100000FDX))
120 dev_info->speed_capa |= RTE_ETH_LINK_SPEED_100G;
122 dev_info->max_rx_queues = sa->rxq_max;
123 dev_info->max_tx_queues = sa->txq_max;
125 /* By default packets are dropped if no descriptors are available */
126 dev_info->default_rxconf.rx_drop_en = 1;
128 dev_info->rx_queue_offload_capa = sfc_rx_get_queue_offload_caps(sa);
131 * rx_offload_capa includes both device and queue offloads since
132 * the latter may be requested on a per device basis which makes
133 * sense when some offloads are needed to be set on all queues.
135 dev_info->rx_offload_capa = sfc_rx_get_dev_offload_caps(sa) |
136 dev_info->rx_queue_offload_capa;
138 dev_info->tx_queue_offload_capa = sfc_tx_get_queue_offload_caps(sa);
141 * tx_offload_capa includes both device and queue offloads since
142 * the latter may be requested on a per device basis which makes
143 * sense when some offloads are needed to be set on all queues.
145 dev_info->tx_offload_capa = sfc_tx_get_dev_offload_caps(sa) |
146 dev_info->tx_queue_offload_capa;
148 if (dev_info->tx_offload_capa & RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE)
149 txq_offloads_def |= RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE;
151 dev_info->default_txconf.offloads |= txq_offloads_def;
153 if (rss->context_type != EFX_RX_SCALE_UNAVAILABLE) {
157 for (i = 0; i < rss->hf_map_nb_entries; ++i)
158 rte_hf |= rss->hf_map[i].rte;
160 dev_info->reta_size = EFX_RSS_TBL_SIZE;
161 dev_info->hash_key_size = EFX_RSS_KEY_SIZE;
162 dev_info->flow_type_rss_offloads = rte_hf;
165 /* Initialize to hardware limits */
166 dev_info->rx_desc_lim.nb_max = sa->rxq_max_entries;
167 dev_info->rx_desc_lim.nb_min = sa->rxq_min_entries;
168 /* The RXQ hardware requires that the descriptor count is a power
169 * of 2, but rx_desc_lim cannot properly describe that constraint.
171 dev_info->rx_desc_lim.nb_align = sa->rxq_min_entries;
173 /* Initialize to hardware limits */
174 dev_info->tx_desc_lim.nb_max = sa->txq_max_entries;
175 dev_info->tx_desc_lim.nb_min = sa->txq_min_entries;
177 * The TXQ hardware requires that the descriptor count is a power
178 * of 2, but tx_desc_lim cannot properly describe that constraint
180 dev_info->tx_desc_lim.nb_align = sa->txq_min_entries;
182 if (sap->dp_rx->get_dev_info != NULL)
183 sap->dp_rx->get_dev_info(dev_info);
184 if (sap->dp_tx->get_dev_info != NULL)
185 sap->dp_tx->get_dev_info(dev_info);
187 dev_info->dev_capa = RTE_ETH_DEV_CAPA_RUNTIME_RX_QUEUE_SETUP |
188 RTE_ETH_DEV_CAPA_RUNTIME_TX_QUEUE_SETUP;
190 if (mae->status == SFC_MAE_STATUS_SUPPORTED ||
191 mae->status == SFC_MAE_STATUS_ADMIN) {
192 dev_info->switch_info.name = dev->device->driver->name;
193 dev_info->switch_info.domain_id = mae->switch_domain_id;
194 dev_info->switch_info.port_id = mae->switch_port_id;
200 static const uint32_t *
201 sfc_dev_supported_ptypes_get(struct rte_eth_dev *dev)
203 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
205 return sap->dp_rx->supported_ptypes_get(sap->shared->tunnel_encaps);
209 sfc_dev_configure(struct rte_eth_dev *dev)
211 struct rte_eth_dev_data *dev_data = dev->data;
212 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
215 sfc_log_init(sa, "entry n_rxq=%u n_txq=%u",
216 dev_data->nb_rx_queues, dev_data->nb_tx_queues);
218 sfc_adapter_lock(sa);
220 case SFC_ETHDEV_CONFIGURED:
222 case SFC_ETHDEV_INITIALIZED:
223 rc = sfc_configure(sa);
226 sfc_err(sa, "unexpected adapter state %u to configure",
231 sfc_adapter_unlock(sa);
233 sfc_log_init(sa, "done %d", rc);
239 sfc_dev_start(struct rte_eth_dev *dev)
241 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
244 sfc_log_init(sa, "entry");
246 sfc_adapter_lock(sa);
248 sfc_adapter_unlock(sa);
250 sfc_log_init(sa, "done %d", rc);
256 sfc_dev_link_update(struct rte_eth_dev *dev, int wait_to_complete)
258 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
259 struct rte_eth_link current_link;
262 sfc_log_init(sa, "entry");
264 if (sa->state != SFC_ETHDEV_STARTED) {
265 sfc_port_link_mode_to_info(EFX_LINK_UNKNOWN, ¤t_link);
266 } else if (wait_to_complete) {
267 efx_link_mode_t link_mode;
269 if (efx_port_poll(sa->nic, &link_mode) != 0)
270 link_mode = EFX_LINK_UNKNOWN;
271 sfc_port_link_mode_to_info(link_mode, ¤t_link);
274 sfc_ev_mgmt_qpoll(sa);
275 rte_eth_linkstatus_get(dev, ¤t_link);
278 ret = rte_eth_linkstatus_set(dev, ¤t_link);
280 sfc_notice(sa, "Link status is %s",
281 current_link.link_status ? "UP" : "DOWN");
287 sfc_dev_stop(struct rte_eth_dev *dev)
289 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
291 sfc_log_init(sa, "entry");
293 sfc_adapter_lock(sa);
295 sfc_adapter_unlock(sa);
297 sfc_log_init(sa, "done");
303 sfc_dev_set_link_up(struct rte_eth_dev *dev)
305 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
308 sfc_log_init(sa, "entry");
310 sfc_adapter_lock(sa);
312 sfc_adapter_unlock(sa);
319 sfc_dev_set_link_down(struct rte_eth_dev *dev)
321 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
323 sfc_log_init(sa, "entry");
325 sfc_adapter_lock(sa);
327 sfc_adapter_unlock(sa);
333 sfc_eth_dev_secondary_clear_ops(struct rte_eth_dev *dev)
335 free(dev->process_private);
336 rte_eth_dev_release_port(dev);
340 sfc_dev_close(struct rte_eth_dev *dev)
342 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
344 sfc_log_init(sa, "entry");
346 if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
347 sfc_eth_dev_secondary_clear_ops(dev);
353 sfc_adapter_lock(sa);
355 case SFC_ETHDEV_STARTED:
357 SFC_ASSERT(sa->state == SFC_ETHDEV_CONFIGURED);
359 case SFC_ETHDEV_CONFIGURED:
361 SFC_ASSERT(sa->state == SFC_ETHDEV_INITIALIZED);
363 case SFC_ETHDEV_INITIALIZED:
366 sfc_err(sa, "unexpected adapter state %u on close", sa->state);
371 * Cleanup all resources.
372 * Rollback primary process sfc_eth_dev_init() below.
375 sfc_eth_dev_clear_ops(dev);
380 sfc_kvargs_cleanup(sa);
382 sfc_adapter_unlock(sa);
383 sfc_adapter_lock_fini(sa);
385 sfc_log_init(sa, "done");
387 /* Required for logging, so cleanup last */
396 sfc_dev_filter_set(struct rte_eth_dev *dev, enum sfc_dev_filter_mode mode,
399 struct sfc_port *port;
401 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
402 boolean_t allmulti = (mode == SFC_DEV_FILTER_MODE_ALLMULTI);
403 const char *desc = (allmulti) ? "all-multi" : "promiscuous";
406 sfc_adapter_lock(sa);
409 toggle = (allmulti) ? (&port->allmulti) : (&port->promisc);
411 if (*toggle != enabled) {
414 if (sfc_sa2shared(sa)->isolated) {
415 sfc_warn(sa, "isolated mode is active on the port");
416 sfc_warn(sa, "the change is to be applied on the next "
417 "start provided that isolated mode is "
418 "disabled prior the next start");
419 } else if ((sa->state == SFC_ETHDEV_STARTED) &&
420 ((rc = sfc_set_rx_mode(sa)) != 0)) {
421 *toggle = !(enabled);
422 sfc_warn(sa, "Failed to %s %s mode, rc = %d",
423 ((enabled) ? "enable" : "disable"), desc, rc);
426 * For promiscuous and all-multicast filters a
427 * permission failure should be reported as an
428 * unsupported filter.
435 sfc_adapter_unlock(sa);
440 sfc_dev_promisc_enable(struct rte_eth_dev *dev)
442 int rc = sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_PROMISC, B_TRUE);
449 sfc_dev_promisc_disable(struct rte_eth_dev *dev)
451 int rc = sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_PROMISC, B_FALSE);
458 sfc_dev_allmulti_enable(struct rte_eth_dev *dev)
460 int rc = sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_ALLMULTI, B_TRUE);
467 sfc_dev_allmulti_disable(struct rte_eth_dev *dev)
469 int rc = sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_ALLMULTI, B_FALSE);
476 sfc_rx_queue_setup(struct rte_eth_dev *dev, uint16_t ethdev_qid,
477 uint16_t nb_rx_desc, unsigned int socket_id,
478 const struct rte_eth_rxconf *rx_conf,
479 struct rte_mempool *mb_pool)
481 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
482 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
483 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
484 struct sfc_rxq_info *rxq_info;
485 sfc_sw_index_t sw_index;
488 sfc_log_init(sa, "RxQ=%u nb_rx_desc=%u socket_id=%u",
489 ethdev_qid, nb_rx_desc, socket_id);
491 sfc_adapter_lock(sa);
493 sw_index = sfc_rxq_sw_index_by_ethdev_rx_qid(sas, sfc_ethdev_qid);
494 rc = sfc_rx_qinit(sa, sw_index, nb_rx_desc, socket_id,
499 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
500 dev->data->rx_queues[ethdev_qid] = rxq_info->dp;
502 sfc_adapter_unlock(sa);
507 sfc_adapter_unlock(sa);
513 sfc_rx_queue_release(struct rte_eth_dev *dev, uint16_t qid)
515 struct sfc_dp_rxq *dp_rxq = dev->data->rx_queues[qid];
517 struct sfc_adapter *sa;
518 sfc_sw_index_t sw_index;
523 rxq = sfc_rxq_by_dp_rxq(dp_rxq);
525 sfc_adapter_lock(sa);
527 sw_index = dp_rxq->dpq.queue_id;
529 sfc_log_init(sa, "RxQ=%u", sw_index);
531 sfc_rx_qfini(sa, sw_index);
533 sfc_adapter_unlock(sa);
537 sfc_tx_queue_setup(struct rte_eth_dev *dev, uint16_t ethdev_qid,
538 uint16_t nb_tx_desc, unsigned int socket_id,
539 const struct rte_eth_txconf *tx_conf)
541 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
542 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
543 struct sfc_txq_info *txq_info;
544 sfc_sw_index_t sw_index;
547 sfc_log_init(sa, "TxQ = %u, nb_tx_desc = %u, socket_id = %u",
548 ethdev_qid, nb_tx_desc, socket_id);
550 sfc_adapter_lock(sa);
552 sw_index = sfc_txq_sw_index_by_ethdev_tx_qid(sas, ethdev_qid);
553 rc = sfc_tx_qinit(sa, sw_index, nb_tx_desc, socket_id, tx_conf);
557 txq_info = sfc_txq_info_by_ethdev_qid(sas, ethdev_qid);
558 dev->data->tx_queues[ethdev_qid] = txq_info->dp;
560 sfc_adapter_unlock(sa);
564 sfc_adapter_unlock(sa);
570 sfc_tx_queue_release(struct rte_eth_dev *dev, uint16_t qid)
572 struct sfc_dp_txq *dp_txq = dev->data->tx_queues[qid];
574 sfc_sw_index_t sw_index;
575 struct sfc_adapter *sa;
580 txq = sfc_txq_by_dp_txq(dp_txq);
581 sw_index = dp_txq->dpq.queue_id;
583 SFC_ASSERT(txq->evq != NULL);
586 sfc_log_init(sa, "TxQ = %u", sw_index);
588 sfc_adapter_lock(sa);
590 sfc_tx_qfini(sa, sw_index);
592 sfc_adapter_unlock(sa);
596 sfc_stats_get_dp_rx(struct sfc_adapter *sa, uint64_t *pkts, uint64_t *bytes)
598 struct sfc_adapter_shared *sas = sfc_sa2shared(sa);
599 uint64_t pkts_sum = 0;
600 uint64_t bytes_sum = 0;
603 for (i = 0; i < sas->ethdev_rxq_count; ++i) {
604 struct sfc_rxq_info *rxq_info;
606 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, i);
607 if (rxq_info->state & SFC_RXQ_INITIALIZED) {
608 union sfc_pkts_bytes qstats;
610 sfc_pkts_bytes_get(&rxq_info->dp->dpq.stats, &qstats);
611 pkts_sum += qstats.pkts -
612 sa->sw_stats.reset_rx_pkts[i];
613 bytes_sum += qstats.bytes -
614 sa->sw_stats.reset_rx_bytes[i];
623 sfc_stats_get_dp_tx(struct sfc_adapter *sa, uint64_t *pkts, uint64_t *bytes)
625 struct sfc_adapter_shared *sas = sfc_sa2shared(sa);
626 uint64_t pkts_sum = 0;
627 uint64_t bytes_sum = 0;
630 for (i = 0; i < sas->ethdev_txq_count; ++i) {
631 struct sfc_txq_info *txq_info;
633 txq_info = sfc_txq_info_by_ethdev_qid(sas, i);
634 if (txq_info->state & SFC_TXQ_INITIALIZED) {
635 union sfc_pkts_bytes qstats;
637 sfc_pkts_bytes_get(&txq_info->dp->dpq.stats, &qstats);
638 pkts_sum += qstats.pkts -
639 sa->sw_stats.reset_tx_pkts[i];
640 bytes_sum += qstats.bytes -
641 sa->sw_stats.reset_tx_bytes[i];
650 * Some statistics are computed as A - B where A and B each increase
651 * monotonically with some hardware counter(s) and the counters are read
654 * If packet X is counted in A, but not counted in B yet, computed value is
657 * If packet X is not counted in A at the moment of reading the counter,
658 * but counted in B at the moment of reading the counter, computed value
661 * However, counter which grows backward is worse evil than slightly wrong
662 * value. So, let's try to guarantee that it never happens except may be
663 * the case when the MAC stats are zeroed as a result of a NIC reset.
666 sfc_update_diff_stat(uint64_t *stat, uint64_t newval)
668 if ((int64_t)(newval - *stat) > 0 || newval == 0)
673 sfc_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
675 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
676 bool have_dp_rx_stats = sap->dp_rx->features & SFC_DP_RX_FEAT_STATS;
677 bool have_dp_tx_stats = sap->dp_tx->features & SFC_DP_TX_FEAT_STATS;
678 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
679 struct sfc_port *port = &sa->port;
683 sfc_adapter_lock(sa);
685 if (have_dp_rx_stats)
686 sfc_stats_get_dp_rx(sa, &stats->ipackets, &stats->ibytes);
687 if (have_dp_tx_stats)
688 sfc_stats_get_dp_tx(sa, &stats->opackets, &stats->obytes);
690 ret = sfc_port_update_mac_stats(sa, B_FALSE);
694 mac_stats = port->mac_stats_buf;
696 if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask,
697 EFX_MAC_VADAPTER_RX_UNICAST_PACKETS)) {
698 if (!have_dp_rx_stats) {
700 mac_stats[EFX_MAC_VADAPTER_RX_UNICAST_PACKETS] +
701 mac_stats[EFX_MAC_VADAPTER_RX_MULTICAST_PACKETS] +
702 mac_stats[EFX_MAC_VADAPTER_RX_BROADCAST_PACKETS];
704 mac_stats[EFX_MAC_VADAPTER_RX_UNICAST_BYTES] +
705 mac_stats[EFX_MAC_VADAPTER_RX_MULTICAST_BYTES] +
706 mac_stats[EFX_MAC_VADAPTER_RX_BROADCAST_BYTES];
708 /* CRC is included in these stats, but shouldn't be */
709 stats->ibytes -= stats->ipackets * RTE_ETHER_CRC_LEN;
711 if (!have_dp_tx_stats) {
713 mac_stats[EFX_MAC_VADAPTER_TX_UNICAST_PACKETS] +
714 mac_stats[EFX_MAC_VADAPTER_TX_MULTICAST_PACKETS] +
715 mac_stats[EFX_MAC_VADAPTER_TX_BROADCAST_PACKETS];
717 mac_stats[EFX_MAC_VADAPTER_TX_UNICAST_BYTES] +
718 mac_stats[EFX_MAC_VADAPTER_TX_MULTICAST_BYTES] +
719 mac_stats[EFX_MAC_VADAPTER_TX_BROADCAST_BYTES];
721 /* CRC is included in these stats, but shouldn't be */
722 stats->obytes -= stats->opackets * RTE_ETHER_CRC_LEN;
724 stats->imissed = mac_stats[EFX_MAC_VADAPTER_RX_BAD_PACKETS];
725 stats->oerrors = mac_stats[EFX_MAC_VADAPTER_TX_BAD_PACKETS];
727 if (!have_dp_tx_stats) {
728 stats->opackets = mac_stats[EFX_MAC_TX_PKTS];
729 stats->obytes = mac_stats[EFX_MAC_TX_OCTETS] -
730 mac_stats[EFX_MAC_TX_PKTS] * RTE_ETHER_CRC_LEN;
734 * Take into account stats which are whenever supported
735 * on EF10. If some stat is not supported by current
736 * firmware variant or HW revision, it is guaranteed
737 * to be zero in mac_stats.
740 mac_stats[EFX_MAC_RX_NODESC_DROP_CNT] +
741 mac_stats[EFX_MAC_PM_TRUNC_BB_OVERFLOW] +
742 mac_stats[EFX_MAC_PM_DISCARD_BB_OVERFLOW] +
743 mac_stats[EFX_MAC_PM_TRUNC_VFIFO_FULL] +
744 mac_stats[EFX_MAC_PM_DISCARD_VFIFO_FULL] +
745 mac_stats[EFX_MAC_PM_TRUNC_QBB] +
746 mac_stats[EFX_MAC_PM_DISCARD_QBB] +
747 mac_stats[EFX_MAC_PM_DISCARD_MAPPING] +
748 mac_stats[EFX_MAC_RXDP_Q_DISABLED_PKTS] +
749 mac_stats[EFX_MAC_RXDP_DI_DROPPED_PKTS];
751 mac_stats[EFX_MAC_RX_FCS_ERRORS] +
752 mac_stats[EFX_MAC_RX_ALIGN_ERRORS] +
753 mac_stats[EFX_MAC_RX_JABBER_PKTS];
754 /* no oerrors counters supported on EF10 */
756 if (!have_dp_rx_stats) {
757 /* Exclude missed, errors and pauses from Rx packets */
758 sfc_update_diff_stat(&port->ipackets,
759 mac_stats[EFX_MAC_RX_PKTS] -
760 mac_stats[EFX_MAC_RX_PAUSE_PKTS] -
761 stats->imissed - stats->ierrors);
762 stats->ipackets = port->ipackets;
763 stats->ibytes = mac_stats[EFX_MAC_RX_OCTETS] -
764 mac_stats[EFX_MAC_RX_PKTS] * RTE_ETHER_CRC_LEN;
769 sfc_adapter_unlock(sa);
770 SFC_ASSERT(ret >= 0);
775 sfc_stats_reset(struct rte_eth_dev *dev)
777 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
778 struct sfc_port *port = &sa->port;
781 sfc_adapter_lock(sa);
783 if (sa->state != SFC_ETHDEV_STARTED) {
785 * The operation cannot be done if port is not started; it
786 * will be scheduled to be done during the next port start
788 port->mac_stats_reset_pending = B_TRUE;
789 sfc_adapter_unlock(sa);
793 rc = sfc_port_reset_mac_stats(sa);
795 sfc_err(sa, "failed to reset statistics (rc = %d)", rc);
797 sfc_sw_xstats_reset(sa);
799 sfc_adapter_unlock(sa);
806 sfc_xstats_get_nb_supported(struct sfc_adapter *sa)
808 struct sfc_port *port = &sa->port;
809 unsigned int nb_supported;
811 sfc_adapter_lock(sa);
812 nb_supported = port->mac_stats_nb_supported +
813 sfc_sw_xstats_get_nb_supported(sa);
814 sfc_adapter_unlock(sa);
820 sfc_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
821 unsigned int xstats_count)
823 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
824 unsigned int nb_written = 0;
825 unsigned int nb_supported = 0;
828 if (unlikely(xstats == NULL))
829 return sfc_xstats_get_nb_supported(sa);
831 rc = sfc_port_get_mac_stats(sa, xstats, xstats_count, &nb_written);
836 sfc_sw_xstats_get_vals(sa, xstats, xstats_count, &nb_written,
843 sfc_xstats_get_names(struct rte_eth_dev *dev,
844 struct rte_eth_xstat_name *xstats_names,
845 unsigned int xstats_count)
847 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
848 struct sfc_port *port = &sa->port;
850 unsigned int nstats = 0;
851 unsigned int nb_written = 0;
854 if (unlikely(xstats_names == NULL))
855 return sfc_xstats_get_nb_supported(sa);
857 for (i = 0; i < EFX_MAC_NSTATS; ++i) {
858 if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i)) {
859 if (nstats < xstats_count) {
860 strlcpy(xstats_names[nstats].name,
861 efx_mac_stat_name(sa->nic, i),
862 sizeof(xstats_names[0].name));
869 ret = sfc_sw_xstats_get_names(sa, xstats_names, xstats_count,
870 &nb_written, &nstats);
880 sfc_xstats_get_by_id(struct rte_eth_dev *dev, const uint64_t *ids,
881 uint64_t *values, unsigned int n)
883 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
884 struct sfc_port *port = &sa->port;
885 unsigned int nb_supported;
889 if (unlikely(ids == NULL || values == NULL))
893 * Values array could be filled in nonsequential order. Fill values with
894 * constant indicating invalid ID first.
896 for (i = 0; i < n; i++)
897 values[i] = SFC_XSTAT_ID_INVALID_VAL;
899 rc = sfc_port_get_mac_stats_by_id(sa, ids, values, n);
903 nb_supported = port->mac_stats_nb_supported;
904 sfc_sw_xstats_get_vals_by_id(sa, ids, values, n, &nb_supported);
906 /* Return number of written stats before invalid ID is encountered. */
907 for (i = 0; i < n; i++) {
908 if (values[i] == SFC_XSTAT_ID_INVALID_VAL)
916 sfc_xstats_get_names_by_id(struct rte_eth_dev *dev,
918 struct rte_eth_xstat_name *xstats_names,
921 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
922 struct sfc_port *port = &sa->port;
923 unsigned int nb_supported;
927 if (unlikely(xstats_names == NULL && ids != NULL) ||
928 unlikely(xstats_names != NULL && ids == NULL))
931 if (unlikely(xstats_names == NULL && ids == NULL))
932 return sfc_xstats_get_nb_supported(sa);
935 * Names array could be filled in nonsequential order. Fill names with
936 * string indicating invalid ID first.
938 for (i = 0; i < size; i++)
939 xstats_names[i].name[0] = SFC_XSTAT_ID_INVALID_NAME;
941 sfc_adapter_lock(sa);
943 SFC_ASSERT(port->mac_stats_nb_supported <=
944 RTE_DIM(port->mac_stats_by_id));
946 for (i = 0; i < size; i++) {
947 if (ids[i] < port->mac_stats_nb_supported) {
948 strlcpy(xstats_names[i].name,
949 efx_mac_stat_name(sa->nic,
950 port->mac_stats_by_id[ids[i]]),
951 sizeof(xstats_names[0].name));
955 nb_supported = port->mac_stats_nb_supported;
957 sfc_adapter_unlock(sa);
959 ret = sfc_sw_xstats_get_names_by_id(sa, ids, xstats_names, size,
966 /* Return number of written names before invalid ID is encountered. */
967 for (i = 0; i < size; i++) {
968 if (xstats_names[i].name[0] == SFC_XSTAT_ID_INVALID_NAME)
976 sfc_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
978 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
979 unsigned int wanted_fc, link_fc;
981 memset(fc_conf, 0, sizeof(*fc_conf));
983 sfc_adapter_lock(sa);
985 if (sa->state == SFC_ETHDEV_STARTED)
986 efx_mac_fcntl_get(sa->nic, &wanted_fc, &link_fc);
988 link_fc = sa->port.flow_ctrl;
992 fc_conf->mode = RTE_ETH_FC_NONE;
994 case EFX_FCNTL_RESPOND:
995 fc_conf->mode = RTE_ETH_FC_RX_PAUSE;
997 case EFX_FCNTL_GENERATE:
998 fc_conf->mode = RTE_ETH_FC_TX_PAUSE;
1000 case (EFX_FCNTL_RESPOND | EFX_FCNTL_GENERATE):
1001 fc_conf->mode = RTE_ETH_FC_FULL;
1004 sfc_err(sa, "%s: unexpected flow control value %#x",
1008 fc_conf->autoneg = sa->port.flow_ctrl_autoneg;
1010 sfc_adapter_unlock(sa);
1016 sfc_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
1018 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1019 struct sfc_port *port = &sa->port;
1023 if (fc_conf->high_water != 0 || fc_conf->low_water != 0 ||
1024 fc_conf->pause_time != 0 || fc_conf->send_xon != 0 ||
1025 fc_conf->mac_ctrl_frame_fwd != 0) {
1026 sfc_err(sa, "unsupported flow control settings specified");
1031 switch (fc_conf->mode) {
1032 case RTE_ETH_FC_NONE:
1035 case RTE_ETH_FC_RX_PAUSE:
1036 fcntl = EFX_FCNTL_RESPOND;
1038 case RTE_ETH_FC_TX_PAUSE:
1039 fcntl = EFX_FCNTL_GENERATE;
1041 case RTE_ETH_FC_FULL:
1042 fcntl = EFX_FCNTL_RESPOND | EFX_FCNTL_GENERATE;
1049 sfc_adapter_lock(sa);
1051 if (sa->state == SFC_ETHDEV_STARTED) {
1052 rc = efx_mac_fcntl_set(sa->nic, fcntl, fc_conf->autoneg);
1054 goto fail_mac_fcntl_set;
1057 port->flow_ctrl = fcntl;
1058 port->flow_ctrl_autoneg = fc_conf->autoneg;
1060 sfc_adapter_unlock(sa);
1065 sfc_adapter_unlock(sa);
1072 sfc_check_scatter_on_all_rx_queues(struct sfc_adapter *sa, size_t pdu)
1074 struct sfc_adapter_shared * const sas = sfc_sa2shared(sa);
1075 const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
1076 boolean_t scatter_enabled;
1080 for (i = 0; i < sas->rxq_count; i++) {
1081 if ((sas->rxq_info[i].state & SFC_RXQ_INITIALIZED) == 0)
1084 scatter_enabled = (sas->rxq_info[i].type_flags &
1085 EFX_RXQ_FLAG_SCATTER);
1087 if (!sfc_rx_check_scatter(pdu, sa->rxq_ctrl[i].buf_size,
1088 encp->enc_rx_prefix_size,
1090 encp->enc_rx_scatter_max, &error)) {
1091 sfc_err(sa, "MTU check for RxQ %u failed: %s", i,
1101 sfc_dev_set_mtu(struct rte_eth_dev *dev, uint16_t mtu)
1103 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1104 size_t pdu = EFX_MAC_PDU(mtu);
1108 sfc_log_init(sa, "mtu=%u", mtu);
1111 if (pdu < EFX_MAC_PDU_MIN) {
1112 sfc_err(sa, "too small MTU %u (PDU size %u less than min %u)",
1113 (unsigned int)mtu, (unsigned int)pdu,
1117 if (pdu > EFX_MAC_PDU_MAX) {
1118 sfc_err(sa, "too big MTU %u (PDU size %u greater than max %u)",
1119 (unsigned int)mtu, (unsigned int)pdu,
1120 (unsigned int)EFX_MAC_PDU_MAX);
1124 sfc_adapter_lock(sa);
1126 rc = sfc_check_scatter_on_all_rx_queues(sa, pdu);
1128 goto fail_check_scatter;
1130 if (pdu != sa->port.pdu) {
1131 if (sa->state == SFC_ETHDEV_STARTED) {
1134 old_pdu = sa->port.pdu;
1144 sfc_adapter_unlock(sa);
1146 sfc_log_init(sa, "done");
1150 sa->port.pdu = old_pdu;
1151 if (sfc_start(sa) != 0)
1152 sfc_err(sa, "cannot start with neither new (%u) nor old (%u) "
1153 "PDU max size - port is stopped",
1154 (unsigned int)pdu, (unsigned int)old_pdu);
1157 sfc_adapter_unlock(sa);
1160 sfc_log_init(sa, "failed %d", rc);
1165 sfc_mac_addr_set(struct rte_eth_dev *dev, struct rte_ether_addr *mac_addr)
1167 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1168 const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
1169 struct sfc_port *port = &sa->port;
1170 struct rte_ether_addr *old_addr = &dev->data->mac_addrs[0];
1173 sfc_adapter_lock(sa);
1175 if (rte_is_same_ether_addr(mac_addr, &port->default_mac_addr))
1179 * Copy the address to the device private data so that
1180 * it could be recalled in the case of adapter restart.
1182 rte_ether_addr_copy(mac_addr, &port->default_mac_addr);
1185 * Neither of the two following checks can return
1186 * an error. The new MAC address is preserved in
1187 * the device private data and can be activated
1188 * on the next port start if the user prevents
1189 * isolated mode from being enabled.
1191 if (sfc_sa2shared(sa)->isolated) {
1192 sfc_warn(sa, "isolated mode is active on the port");
1193 sfc_warn(sa, "will not set MAC address");
1197 if (sa->state != SFC_ETHDEV_STARTED) {
1198 sfc_notice(sa, "the port is not started");
1199 sfc_notice(sa, "the new MAC address will be set on port start");
1204 if (encp->enc_allow_set_mac_with_installed_filters) {
1205 rc = efx_mac_addr_set(sa->nic, mac_addr->addr_bytes);
1207 sfc_err(sa, "cannot set MAC address (rc = %u)", rc);
1212 * Changing the MAC address by means of MCDI request
1213 * has no effect on received traffic, therefore
1214 * we also need to update unicast filters
1216 rc = sfc_set_rx_mode_unchecked(sa);
1218 sfc_err(sa, "cannot set filter (rc = %u)", rc);
1219 /* Rollback the old address */
1220 (void)efx_mac_addr_set(sa->nic, old_addr->addr_bytes);
1221 (void)sfc_set_rx_mode_unchecked(sa);
1224 sfc_warn(sa, "cannot set MAC address with filters installed");
1225 sfc_warn(sa, "adapter will be restarted to pick the new MAC");
1226 sfc_warn(sa, "(some traffic may be dropped)");
1229 * Since setting MAC address with filters installed is not
1230 * allowed on the adapter, the new MAC address will be set
1231 * by means of adapter restart. sfc_start() shall retrieve
1232 * the new address from the device private data and set it.
1237 sfc_err(sa, "cannot restart adapter (rc = %u)", rc);
1242 rte_ether_addr_copy(old_addr, &port->default_mac_addr);
1244 sfc_adapter_unlock(sa);
1246 SFC_ASSERT(rc >= 0);
1252 sfc_set_mc_addr_list(struct rte_eth_dev *dev,
1253 struct rte_ether_addr *mc_addr_set, uint32_t nb_mc_addr)
1255 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1256 struct sfc_port *port = &sa->port;
1257 uint8_t *mc_addrs = port->mcast_addrs;
1261 if (sfc_sa2shared(sa)->isolated) {
1262 sfc_err(sa, "isolated mode is active on the port");
1263 sfc_err(sa, "will not set multicast address list");
1267 if (mc_addrs == NULL)
1270 if (nb_mc_addr > port->max_mcast_addrs) {
1271 sfc_err(sa, "too many multicast addresses: %u > %u",
1272 nb_mc_addr, port->max_mcast_addrs);
1276 for (i = 0; i < nb_mc_addr; ++i) {
1277 rte_memcpy(mc_addrs, mc_addr_set[i].addr_bytes,
1279 mc_addrs += EFX_MAC_ADDR_LEN;
1282 port->nb_mcast_addrs = nb_mc_addr;
1284 if (sa->state != SFC_ETHDEV_STARTED)
1287 rc = efx_mac_multicast_list_set(sa->nic, port->mcast_addrs,
1288 port->nb_mcast_addrs);
1290 sfc_err(sa, "cannot set multicast address list (rc = %u)", rc);
1292 SFC_ASSERT(rc >= 0);
1297 * The function is used by the secondary process as well. It must not
1298 * use any process-local pointers from the adapter data.
1301 sfc_rx_queue_info_get(struct rte_eth_dev *dev, uint16_t ethdev_qid,
1302 struct rte_eth_rxq_info *qinfo)
1304 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1305 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
1306 struct sfc_rxq_info *rxq_info;
1308 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
1310 qinfo->mp = rxq_info->refill_mb_pool;
1311 qinfo->conf.rx_free_thresh = rxq_info->refill_threshold;
1312 qinfo->conf.rx_drop_en = 1;
1313 qinfo->conf.rx_deferred_start = rxq_info->deferred_start;
1314 qinfo->conf.offloads = dev->data->dev_conf.rxmode.offloads;
1315 if (rxq_info->type_flags & EFX_RXQ_FLAG_SCATTER) {
1316 qinfo->conf.offloads |= RTE_ETH_RX_OFFLOAD_SCATTER;
1317 qinfo->scattered_rx = 1;
1319 qinfo->nb_desc = rxq_info->entries;
1323 * The function is used by the secondary process as well. It must not
1324 * use any process-local pointers from the adapter data.
1327 sfc_tx_queue_info_get(struct rte_eth_dev *dev, uint16_t ethdev_qid,
1328 struct rte_eth_txq_info *qinfo)
1330 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1331 struct sfc_txq_info *txq_info;
1333 SFC_ASSERT(ethdev_qid < sas->ethdev_txq_count);
1335 txq_info = sfc_txq_info_by_ethdev_qid(sas, ethdev_qid);
1337 memset(qinfo, 0, sizeof(*qinfo));
1339 qinfo->conf.offloads = txq_info->offloads;
1340 qinfo->conf.tx_free_thresh = txq_info->free_thresh;
1341 qinfo->conf.tx_deferred_start = txq_info->deferred_start;
1342 qinfo->nb_desc = txq_info->entries;
1346 * The function is used by the secondary process as well. It must not
1347 * use any process-local pointers from the adapter data.
1350 sfc_rx_queue_count(void *rx_queue)
1352 struct sfc_dp_rxq *dp_rxq = rx_queue;
1353 const struct sfc_dp_rx *dp_rx;
1354 struct sfc_rxq_info *rxq_info;
1356 dp_rx = sfc_dp_rx_by_dp_rxq(dp_rxq);
1357 rxq_info = sfc_rxq_info_by_dp_rxq(dp_rxq);
1359 if ((rxq_info->state & SFC_RXQ_STARTED) == 0)
1362 return dp_rx->qdesc_npending(dp_rxq);
1366 * The function is used by the secondary process as well. It must not
1367 * use any process-local pointers from the adapter data.
1370 sfc_rx_descriptor_status(void *queue, uint16_t offset)
1372 struct sfc_dp_rxq *dp_rxq = queue;
1373 const struct sfc_dp_rx *dp_rx;
1375 dp_rx = sfc_dp_rx_by_dp_rxq(dp_rxq);
1377 return dp_rx->qdesc_status(dp_rxq, offset);
1381 * The function is used by the secondary process as well. It must not
1382 * use any process-local pointers from the adapter data.
1385 sfc_tx_descriptor_status(void *queue, uint16_t offset)
1387 struct sfc_dp_txq *dp_txq = queue;
1388 const struct sfc_dp_tx *dp_tx;
1390 dp_tx = sfc_dp_tx_by_dp_txq(dp_txq);
1392 return dp_tx->qdesc_status(dp_txq, offset);
1396 sfc_rx_queue_start(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1398 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1399 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1400 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
1401 struct sfc_rxq_info *rxq_info;
1402 sfc_sw_index_t sw_index;
1405 sfc_log_init(sa, "RxQ=%u", ethdev_qid);
1407 sfc_adapter_lock(sa);
1410 if (sa->state != SFC_ETHDEV_STARTED)
1411 goto fail_not_started;
1413 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
1414 if (rxq_info->state != SFC_RXQ_INITIALIZED)
1415 goto fail_not_setup;
1417 sw_index = sfc_rxq_sw_index_by_ethdev_rx_qid(sas, sfc_ethdev_qid);
1418 rc = sfc_rx_qstart(sa, sw_index);
1420 goto fail_rx_qstart;
1422 rxq_info->deferred_started = B_TRUE;
1424 sfc_adapter_unlock(sa);
1431 sfc_adapter_unlock(sa);
1437 sfc_rx_queue_stop(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1439 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1440 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1441 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
1442 struct sfc_rxq_info *rxq_info;
1443 sfc_sw_index_t sw_index;
1445 sfc_log_init(sa, "RxQ=%u", ethdev_qid);
1447 sfc_adapter_lock(sa);
1449 sw_index = sfc_rxq_sw_index_by_ethdev_rx_qid(sas, sfc_ethdev_qid);
1450 sfc_rx_qstop(sa, sw_index);
1452 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
1453 rxq_info->deferred_started = B_FALSE;
1455 sfc_adapter_unlock(sa);
1461 sfc_tx_queue_start(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1463 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1464 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1465 struct sfc_txq_info *txq_info;
1466 sfc_sw_index_t sw_index;
1469 sfc_log_init(sa, "TxQ = %u", ethdev_qid);
1471 sfc_adapter_lock(sa);
1474 if (sa->state != SFC_ETHDEV_STARTED)
1475 goto fail_not_started;
1477 txq_info = sfc_txq_info_by_ethdev_qid(sas, ethdev_qid);
1478 if (txq_info->state != SFC_TXQ_INITIALIZED)
1479 goto fail_not_setup;
1481 sw_index = sfc_txq_sw_index_by_ethdev_tx_qid(sas, ethdev_qid);
1482 rc = sfc_tx_qstart(sa, sw_index);
1484 goto fail_tx_qstart;
1486 txq_info->deferred_started = B_TRUE;
1488 sfc_adapter_unlock(sa);
1495 sfc_adapter_unlock(sa);
1501 sfc_tx_queue_stop(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1503 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1504 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1505 struct sfc_txq_info *txq_info;
1506 sfc_sw_index_t sw_index;
1508 sfc_log_init(sa, "TxQ = %u", ethdev_qid);
1510 sfc_adapter_lock(sa);
1512 sw_index = sfc_txq_sw_index_by_ethdev_tx_qid(sas, ethdev_qid);
1513 sfc_tx_qstop(sa, sw_index);
1515 txq_info = sfc_txq_info_by_ethdev_qid(sas, ethdev_qid);
1516 txq_info->deferred_started = B_FALSE;
1518 sfc_adapter_unlock(sa);
1522 static efx_tunnel_protocol_t
1523 sfc_tunnel_rte_type_to_efx_udp_proto(enum rte_eth_tunnel_type rte_type)
1526 case RTE_ETH_TUNNEL_TYPE_VXLAN:
1527 return EFX_TUNNEL_PROTOCOL_VXLAN;
1528 case RTE_ETH_TUNNEL_TYPE_GENEVE:
1529 return EFX_TUNNEL_PROTOCOL_GENEVE;
1531 return EFX_TUNNEL_NPROTOS;
1535 enum sfc_udp_tunnel_op_e {
1536 SFC_UDP_TUNNEL_ADD_PORT,
1537 SFC_UDP_TUNNEL_DEL_PORT,
1541 sfc_dev_udp_tunnel_op(struct rte_eth_dev *dev,
1542 struct rte_eth_udp_tunnel *tunnel_udp,
1543 enum sfc_udp_tunnel_op_e op)
1545 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1546 efx_tunnel_protocol_t tunnel_proto;
1549 sfc_log_init(sa, "%s udp_port=%u prot_type=%u",
1550 (op == SFC_UDP_TUNNEL_ADD_PORT) ? "add" :
1551 (op == SFC_UDP_TUNNEL_DEL_PORT) ? "delete" : "unknown",
1552 tunnel_udp->udp_port, tunnel_udp->prot_type);
1555 sfc_tunnel_rte_type_to_efx_udp_proto(tunnel_udp->prot_type);
1556 if (tunnel_proto >= EFX_TUNNEL_NPROTOS) {
1558 goto fail_bad_proto;
1561 sfc_adapter_lock(sa);
1564 case SFC_UDP_TUNNEL_ADD_PORT:
1565 rc = efx_tunnel_config_udp_add(sa->nic,
1566 tunnel_udp->udp_port,
1569 case SFC_UDP_TUNNEL_DEL_PORT:
1570 rc = efx_tunnel_config_udp_remove(sa->nic,
1571 tunnel_udp->udp_port,
1582 if (sa->state == SFC_ETHDEV_STARTED) {
1583 rc = efx_tunnel_reconfigure(sa->nic);
1586 * Configuration is accepted by FW and MC reboot
1587 * is initiated to apply the changes. MC reboot
1588 * will be handled in a usual way (MC reboot
1589 * event on management event queue and adapter
1593 } else if (rc != 0) {
1594 goto fail_reconfigure;
1598 sfc_adapter_unlock(sa);
1602 /* Remove/restore entry since the change makes the trouble */
1604 case SFC_UDP_TUNNEL_ADD_PORT:
1605 (void)efx_tunnel_config_udp_remove(sa->nic,
1606 tunnel_udp->udp_port,
1609 case SFC_UDP_TUNNEL_DEL_PORT:
1610 (void)efx_tunnel_config_udp_add(sa->nic,
1611 tunnel_udp->udp_port,
1618 sfc_adapter_unlock(sa);
1626 sfc_dev_udp_tunnel_port_add(struct rte_eth_dev *dev,
1627 struct rte_eth_udp_tunnel *tunnel_udp)
1629 return sfc_dev_udp_tunnel_op(dev, tunnel_udp, SFC_UDP_TUNNEL_ADD_PORT);
1633 sfc_dev_udp_tunnel_port_del(struct rte_eth_dev *dev,
1634 struct rte_eth_udp_tunnel *tunnel_udp)
1636 return sfc_dev_udp_tunnel_op(dev, tunnel_udp, SFC_UDP_TUNNEL_DEL_PORT);
1640 * The function is used by the secondary process as well. It must not
1641 * use any process-local pointers from the adapter data.
1644 sfc_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
1645 struct rte_eth_rss_conf *rss_conf)
1647 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1648 struct sfc_rss *rss = &sas->rss;
1650 if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE)
1654 * Mapping of hash configuration between RTE and EFX is not one-to-one,
1655 * hence, conversion is done here to derive a correct set of RTE_ETH_RSS
1656 * flags which corresponds to the active EFX configuration stored
1657 * locally in 'sfc_adapter' and kept up-to-date
1659 rss_conf->rss_hf = sfc_rx_hf_efx_to_rte(rss, rss->hash_types);
1660 rss_conf->rss_key_len = EFX_RSS_KEY_SIZE;
1661 if (rss_conf->rss_key != NULL)
1662 rte_memcpy(rss_conf->rss_key, rss->key, EFX_RSS_KEY_SIZE);
1668 sfc_dev_rss_hash_update(struct rte_eth_dev *dev,
1669 struct rte_eth_rss_conf *rss_conf)
1671 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1672 struct sfc_rss *rss = &sfc_sa2shared(sa)->rss;
1673 unsigned int efx_hash_types;
1674 uint32_t contexts[] = {EFX_RSS_CONTEXT_DEFAULT, rss->dummy_rss_context};
1675 unsigned int n_contexts;
1676 unsigned int mode_i = 0;
1677 unsigned int key_i = 0;
1681 n_contexts = rss->dummy_rss_context == EFX_RSS_CONTEXT_DEFAULT ? 1 : 2;
1683 if (sfc_sa2shared(sa)->isolated)
1686 if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE) {
1687 sfc_err(sa, "RSS is not available");
1691 if (rss->channels == 0) {
1692 sfc_err(sa, "RSS is not configured");
1696 if ((rss_conf->rss_key != NULL) &&
1697 (rss_conf->rss_key_len != sizeof(rss->key))) {
1698 sfc_err(sa, "RSS key size is wrong (should be %zu)",
1703 sfc_adapter_lock(sa);
1705 rc = sfc_rx_hf_rte_to_efx(sa, rss_conf->rss_hf, &efx_hash_types);
1707 goto fail_rx_hf_rte_to_efx;
1709 for (mode_i = 0; mode_i < n_contexts; mode_i++) {
1710 rc = efx_rx_scale_mode_set(sa->nic, contexts[mode_i],
1711 rss->hash_alg, efx_hash_types,
1714 goto fail_scale_mode_set;
1717 if (rss_conf->rss_key != NULL) {
1718 if (sa->state == SFC_ETHDEV_STARTED) {
1719 for (key_i = 0; key_i < n_contexts; key_i++) {
1720 rc = efx_rx_scale_key_set(sa->nic,
1725 goto fail_scale_key_set;
1729 rte_memcpy(rss->key, rss_conf->rss_key, sizeof(rss->key));
1732 rss->hash_types = efx_hash_types;
1734 sfc_adapter_unlock(sa);
1739 for (i = 0; i < key_i; i++) {
1740 if (efx_rx_scale_key_set(sa->nic, contexts[i], rss->key,
1741 sizeof(rss->key)) != 0)
1742 sfc_err(sa, "failed to restore RSS key");
1745 fail_scale_mode_set:
1746 for (i = 0; i < mode_i; i++) {
1747 if (efx_rx_scale_mode_set(sa->nic, contexts[i],
1748 EFX_RX_HASHALG_TOEPLITZ,
1749 rss->hash_types, B_TRUE) != 0)
1750 sfc_err(sa, "failed to restore RSS mode");
1753 fail_rx_hf_rte_to_efx:
1754 sfc_adapter_unlock(sa);
1759 * The function is used by the secondary process as well. It must not
1760 * use any process-local pointers from the adapter data.
1763 sfc_dev_rss_reta_query(struct rte_eth_dev *dev,
1764 struct rte_eth_rss_reta_entry64 *reta_conf,
1767 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1768 struct sfc_rss *rss = &sas->rss;
1771 if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE || sas->isolated)
1774 if (rss->channels == 0)
1777 if (reta_size != EFX_RSS_TBL_SIZE)
1780 for (entry = 0; entry < reta_size; entry++) {
1781 int grp = entry / RTE_ETH_RETA_GROUP_SIZE;
1782 int grp_idx = entry % RTE_ETH_RETA_GROUP_SIZE;
1784 if ((reta_conf[grp].mask >> grp_idx) & 1)
1785 reta_conf[grp].reta[grp_idx] = rss->tbl[entry];
1792 sfc_dev_rss_reta_update(struct rte_eth_dev *dev,
1793 struct rte_eth_rss_reta_entry64 *reta_conf,
1796 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1797 struct sfc_rss *rss = &sfc_sa2shared(sa)->rss;
1798 unsigned int *rss_tbl_new;
1803 if (sfc_sa2shared(sa)->isolated)
1806 if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE) {
1807 sfc_err(sa, "RSS is not available");
1811 if (rss->channels == 0) {
1812 sfc_err(sa, "RSS is not configured");
1816 if (reta_size != EFX_RSS_TBL_SIZE) {
1817 sfc_err(sa, "RETA size is wrong (should be %u)",
1822 rss_tbl_new = rte_zmalloc("rss_tbl_new", sizeof(rss->tbl), 0);
1823 if (rss_tbl_new == NULL)
1826 sfc_adapter_lock(sa);
1828 rte_memcpy(rss_tbl_new, rss->tbl, sizeof(rss->tbl));
1830 for (entry = 0; entry < reta_size; entry++) {
1831 int grp_idx = entry % RTE_ETH_RETA_GROUP_SIZE;
1832 struct rte_eth_rss_reta_entry64 *grp;
1834 grp = &reta_conf[entry / RTE_ETH_RETA_GROUP_SIZE];
1836 if (grp->mask & (1ull << grp_idx)) {
1837 if (grp->reta[grp_idx] >= rss->channels) {
1839 goto bad_reta_entry;
1841 rss_tbl_new[entry] = grp->reta[grp_idx];
1845 if (sa->state == SFC_ETHDEV_STARTED) {
1846 rc = efx_rx_scale_tbl_set(sa->nic, EFX_RSS_CONTEXT_DEFAULT,
1847 rss_tbl_new, EFX_RSS_TBL_SIZE);
1849 goto fail_scale_tbl_set;
1852 rte_memcpy(rss->tbl, rss_tbl_new, sizeof(rss->tbl));
1856 sfc_adapter_unlock(sa);
1858 rte_free(rss_tbl_new);
1860 SFC_ASSERT(rc >= 0);
1865 sfc_dev_flow_ops_get(struct rte_eth_dev *dev __rte_unused,
1866 const struct rte_flow_ops **ops)
1868 *ops = &sfc_flow_ops;
1873 sfc_pool_ops_supported(struct rte_eth_dev *dev, const char *pool)
1875 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
1878 * If Rx datapath does not provide callback to check mempool,
1879 * all pools are supported.
1881 if (sap->dp_rx->pool_ops_supported == NULL)
1884 return sap->dp_rx->pool_ops_supported(pool);
1888 sfc_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1890 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
1891 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1892 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
1893 struct sfc_rxq_info *rxq_info;
1895 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
1897 return sap->dp_rx->intr_enable(rxq_info->dp);
1901 sfc_rx_queue_intr_disable(struct rte_eth_dev *dev, uint16_t ethdev_qid)
1903 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
1904 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1905 sfc_ethdev_qid_t sfc_ethdev_qid = ethdev_qid;
1906 struct sfc_rxq_info *rxq_info;
1908 rxq_info = sfc_rxq_info_by_ethdev_qid(sas, sfc_ethdev_qid);
1910 return sap->dp_rx->intr_disable(rxq_info->dp);
1913 struct sfc_mport_journal_ctx {
1914 struct sfc_adapter *sa;
1915 uint16_t switch_domain_id;
1916 uint32_t mcdi_handle;
1917 bool controllers_assigned;
1918 efx_pcie_interface_t *controllers;
1919 size_t nb_controllers;
1923 sfc_journal_ctx_add_controller(struct sfc_mport_journal_ctx *ctx,
1924 efx_pcie_interface_t intf)
1926 efx_pcie_interface_t *new_controllers;
1930 if (ctx->controllers == NULL) {
1931 ctx->controllers = rte_malloc("sfc_controller_mapping",
1932 sizeof(ctx->controllers[0]), 0);
1933 if (ctx->controllers == NULL)
1936 ctx->controllers[0] = intf;
1937 ctx->nb_controllers = 1;
1942 for (i = 0; i < ctx->nb_controllers; i++) {
1943 if (ctx->controllers[i] == intf)
1945 if (ctx->controllers[i] > intf)
1950 ctx->nb_controllers += 1;
1951 new_size = ctx->nb_controllers * sizeof(ctx->controllers[0]);
1953 new_controllers = rte_realloc(ctx->controllers, new_size, 0);
1954 if (new_controllers == NULL) {
1955 rte_free(ctx->controllers);
1958 ctx->controllers = new_controllers;
1960 for (i = target + 1; i < ctx->nb_controllers; i++)
1961 ctx->controllers[i] = ctx->controllers[i - 1];
1963 ctx->controllers[target] = intf;
1969 sfc_process_mport_journal_entry(struct sfc_mport_journal_ctx *ctx,
1970 efx_mport_desc_t *mport)
1972 struct sfc_mae_switch_port_request req;
1973 efx_mport_sel_t entity_selector;
1974 efx_mport_sel_t ethdev_mport;
1975 uint16_t switch_port_id;
1980 "processing mport id %u (controller %u pf %u vf %u)",
1981 mport->emd_id.id, mport->emd_vnic.ev_intf,
1982 mport->emd_vnic.ev_pf, mport->emd_vnic.ev_vf);
1983 efx_mae_mport_invalid(ðdev_mport);
1985 if (!ctx->controllers_assigned) {
1986 rc = sfc_journal_ctx_add_controller(ctx,
1987 mport->emd_vnic.ev_intf);
1992 /* Build Mport selector */
1993 efx_rc = efx_mae_mport_by_pcie_mh_function(mport->emd_vnic.ev_intf,
1994 mport->emd_vnic.ev_pf,
1995 mport->emd_vnic.ev_vf,
1998 sfc_err(ctx->sa, "failed to build entity mport selector for c%upf%uvf%u",
1999 mport->emd_vnic.ev_intf,
2000 mport->emd_vnic.ev_pf,
2001 mport->emd_vnic.ev_vf);
2005 rc = sfc_mae_switch_port_id_by_entity(ctx->switch_domain_id,
2007 SFC_MAE_SWITCH_PORT_REPRESENTOR,
2011 /* Already registered */
2015 * No representor has been created for this entity.
2016 * Create a dummy switch registry entry with an invalid ethdev
2017 * mport selector. When a corresponding representor is created,
2018 * this entry will be updated.
2020 req.type = SFC_MAE_SWITCH_PORT_REPRESENTOR;
2021 req.entity_mportp = &entity_selector;
2022 req.ethdev_mportp = ðdev_mport;
2023 req.ethdev_port_id = RTE_MAX_ETHPORTS;
2024 req.port_data.repr.intf = mport->emd_vnic.ev_intf;
2025 req.port_data.repr.pf = mport->emd_vnic.ev_pf;
2026 req.port_data.repr.vf = mport->emd_vnic.ev_vf;
2028 rc = sfc_mae_assign_switch_port(ctx->switch_domain_id,
2029 &req, &switch_port_id);
2032 "failed to assign MAE switch port for c%upf%uvf%u: %s",
2033 mport->emd_vnic.ev_intf,
2034 mport->emd_vnic.ev_pf,
2035 mport->emd_vnic.ev_vf,
2041 sfc_err(ctx->sa, "failed to find MAE switch port for c%upf%uvf%u: %s",
2042 mport->emd_vnic.ev_intf,
2043 mport->emd_vnic.ev_pf,
2044 mport->emd_vnic.ev_vf,
2053 sfc_process_mport_journal_cb(void *data, efx_mport_desc_t *mport,
2056 struct sfc_mport_journal_ctx *ctx = data;
2058 if (ctx == NULL || ctx->sa == NULL) {
2059 sfc_err(ctx->sa, "received NULL context or SFC adapter");
2063 if (mport_len != sizeof(*mport)) {
2064 sfc_err(ctx->sa, "actual and expected mport buffer sizes differ");
2068 SFC_ASSERT(sfc_adapter_is_locked(ctx->sa));
2071 * If a zombie flag is set, it means the mport has been marked for
2072 * deletion and cannot be used for any new operations. The mport will
2073 * be destroyed completely once all references to it are released.
2075 if (mport->emd_zombie) {
2076 sfc_dbg(ctx->sa, "mport is a zombie, skipping");
2079 if (mport->emd_type != EFX_MPORT_TYPE_VNIC) {
2080 sfc_dbg(ctx->sa, "mport is not a VNIC, skipping");
2083 if (mport->emd_vnic.ev_client_type != EFX_MPORT_VNIC_CLIENT_FUNCTION) {
2084 sfc_dbg(ctx->sa, "mport is not a function, skipping");
2087 if (mport->emd_vnic.ev_handle == ctx->mcdi_handle) {
2088 sfc_dbg(ctx->sa, "mport is this driver instance, skipping");
2092 return sfc_process_mport_journal_entry(ctx, mport);
2096 sfc_process_mport_journal(struct sfc_adapter *sa)
2098 struct sfc_mport_journal_ctx ctx;
2099 const efx_pcie_interface_t *controllers;
2100 size_t nb_controllers;
2104 memset(&ctx, 0, sizeof(ctx));
2106 ctx.switch_domain_id = sa->mae.switch_domain_id;
2108 efx_rc = efx_mcdi_get_own_client_handle(sa->nic, &ctx.mcdi_handle);
2110 sfc_err(sa, "failed to get own MCDI handle");
2111 SFC_ASSERT(efx_rc > 0);
2115 rc = sfc_mae_switch_domain_controllers(ctx.switch_domain_id,
2116 &controllers, &nb_controllers);
2118 sfc_err(sa, "failed to get controller mapping");
2122 ctx.controllers_assigned = controllers != NULL;
2123 ctx.controllers = NULL;
2124 ctx.nb_controllers = 0;
2126 efx_rc = efx_mae_read_mport_journal(sa->nic,
2127 sfc_process_mport_journal_cb, &ctx);
2129 sfc_err(sa, "failed to process MAE mport journal");
2130 SFC_ASSERT(efx_rc > 0);
2134 if (controllers == NULL) {
2135 rc = sfc_mae_switch_domain_map_controllers(ctx.switch_domain_id,
2137 ctx.nb_controllers);
2146 sfc_count_representors_cb(enum sfc_mae_switch_port_type type,
2147 const efx_mport_sel_t *ethdev_mportp __rte_unused,
2148 uint16_t ethdev_port_id __rte_unused,
2149 const efx_mport_sel_t *entity_mportp __rte_unused,
2150 uint16_t switch_port_id __rte_unused,
2151 union sfc_mae_switch_port_data *port_datap
2155 int *counter = user_datap;
2157 SFC_ASSERT(counter != NULL);
2159 if (type == SFC_MAE_SWITCH_PORT_REPRESENTOR)
2163 struct sfc_get_representors_ctx {
2164 struct rte_eth_representor_info *info;
2165 struct sfc_adapter *sa;
2166 uint16_t switch_domain_id;
2167 const efx_pcie_interface_t *controllers;
2168 size_t nb_controllers;
2172 sfc_get_representors_cb(enum sfc_mae_switch_port_type type,
2173 const efx_mport_sel_t *ethdev_mportp __rte_unused,
2174 uint16_t ethdev_port_id __rte_unused,
2175 const efx_mport_sel_t *entity_mportp __rte_unused,
2176 uint16_t switch_port_id,
2177 union sfc_mae_switch_port_data *port_datap,
2180 struct sfc_get_representors_ctx *ctx = user_datap;
2181 struct rte_eth_representor_range *range;
2185 SFC_ASSERT(ctx != NULL);
2186 SFC_ASSERT(ctx->info != NULL);
2187 SFC_ASSERT(ctx->sa != NULL);
2189 if (type != SFC_MAE_SWITCH_PORT_REPRESENTOR) {
2190 sfc_dbg(ctx->sa, "not a representor, skipping");
2193 if (ctx->info->nb_ranges >= ctx->info->nb_ranges_alloc) {
2194 sfc_dbg(ctx->sa, "info structure is full already");
2198 range = &ctx->info->ranges[ctx->info->nb_ranges];
2199 rc = sfc_mae_switch_controller_from_mapping(ctx->controllers,
2200 ctx->nb_controllers,
2201 port_datap->repr.intf,
2202 &range->controller);
2204 sfc_err(ctx->sa, "invalid representor controller: %d",
2205 port_datap->repr.intf);
2206 range->controller = -1;
2208 range->pf = port_datap->repr.pf;
2209 range->id_base = switch_port_id;
2210 range->id_end = switch_port_id;
2212 if (port_datap->repr.vf != EFX_PCI_VF_INVALID) {
2213 range->type = RTE_ETH_REPRESENTOR_VF;
2214 range->vf = port_datap->repr.vf;
2215 ret = snprintf(range->name, RTE_DEV_NAME_MAX_LEN,
2216 "c%dpf%dvf%d", range->controller, range->pf,
2219 range->type = RTE_ETH_REPRESENTOR_PF;
2220 ret = snprintf(range->name, RTE_DEV_NAME_MAX_LEN,
2221 "c%dpf%d", range->controller, range->pf);
2223 if (ret >= RTE_DEV_NAME_MAX_LEN) {
2224 sfc_err(ctx->sa, "representor name has been truncated: %s",
2228 ctx->info->nb_ranges++;
2232 sfc_representor_info_get(struct rte_eth_dev *dev,
2233 struct rte_eth_representor_info *info)
2235 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
2236 struct sfc_get_representors_ctx get_repr_ctx;
2237 const efx_nic_cfg_t *nic_cfg;
2238 uint16_t switch_domain_id;
2243 sfc_adapter_lock(sa);
2245 if (sa->mae.status != SFC_MAE_STATUS_ADMIN) {
2246 sfc_adapter_unlock(sa);
2250 rc = sfc_process_mport_journal(sa);
2252 sfc_adapter_unlock(sa);
2257 switch_domain_id = sa->mae.switch_domain_id;
2260 rc = sfc_mae_switch_ports_iterate(switch_domain_id,
2261 sfc_count_representors_cb,
2264 sfc_adapter_unlock(sa);
2270 sfc_adapter_unlock(sa);
2274 rc = sfc_mae_switch_domain_controllers(switch_domain_id,
2275 &get_repr_ctx.controllers,
2276 &get_repr_ctx.nb_controllers);
2278 sfc_adapter_unlock(sa);
2283 nic_cfg = efx_nic_cfg_get(sa->nic);
2285 rc = sfc_mae_switch_domain_get_controller(switch_domain_id,
2289 sfc_err(sa, "invalid controller: %d", nic_cfg->enc_intf);
2293 info->controller = controller;
2294 info->pf = nic_cfg->enc_pf;
2296 get_repr_ctx.info = info;
2297 get_repr_ctx.sa = sa;
2298 get_repr_ctx.switch_domain_id = switch_domain_id;
2299 rc = sfc_mae_switch_ports_iterate(switch_domain_id,
2300 sfc_get_representors_cb,
2303 sfc_adapter_unlock(sa);
2308 sfc_adapter_unlock(sa);
2313 sfc_rx_metadata_negotiate(struct rte_eth_dev *dev, uint64_t *features)
2315 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
2316 uint64_t supported = 0;
2318 sfc_adapter_lock(sa);
2320 if ((sa->priv.dp_rx->features & SFC_DP_RX_FEAT_FLOW_FLAG) != 0)
2321 supported |= RTE_ETH_RX_METADATA_USER_FLAG;
2323 if ((sa->priv.dp_rx->features & SFC_DP_RX_FEAT_FLOW_MARK) != 0)
2324 supported |= RTE_ETH_RX_METADATA_USER_MARK;
2326 if (sfc_flow_tunnel_is_supported(sa))
2327 supported |= RTE_ETH_RX_METADATA_TUNNEL_ID;
2329 sa->negotiated_rx_metadata = supported & *features;
2330 *features = sa->negotiated_rx_metadata;
2332 sfc_adapter_unlock(sa);
2337 static const struct eth_dev_ops sfc_eth_dev_ops = {
2338 .dev_configure = sfc_dev_configure,
2339 .dev_start = sfc_dev_start,
2340 .dev_stop = sfc_dev_stop,
2341 .dev_set_link_up = sfc_dev_set_link_up,
2342 .dev_set_link_down = sfc_dev_set_link_down,
2343 .dev_close = sfc_dev_close,
2344 .promiscuous_enable = sfc_dev_promisc_enable,
2345 .promiscuous_disable = sfc_dev_promisc_disable,
2346 .allmulticast_enable = sfc_dev_allmulti_enable,
2347 .allmulticast_disable = sfc_dev_allmulti_disable,
2348 .link_update = sfc_dev_link_update,
2349 .stats_get = sfc_stats_get,
2350 .stats_reset = sfc_stats_reset,
2351 .xstats_get = sfc_xstats_get,
2352 .xstats_reset = sfc_stats_reset,
2353 .xstats_get_names = sfc_xstats_get_names,
2354 .dev_infos_get = sfc_dev_infos_get,
2355 .dev_supported_ptypes_get = sfc_dev_supported_ptypes_get,
2356 .mtu_set = sfc_dev_set_mtu,
2357 .rx_queue_start = sfc_rx_queue_start,
2358 .rx_queue_stop = sfc_rx_queue_stop,
2359 .tx_queue_start = sfc_tx_queue_start,
2360 .tx_queue_stop = sfc_tx_queue_stop,
2361 .rx_queue_setup = sfc_rx_queue_setup,
2362 .rx_queue_release = sfc_rx_queue_release,
2363 .rx_queue_intr_enable = sfc_rx_queue_intr_enable,
2364 .rx_queue_intr_disable = sfc_rx_queue_intr_disable,
2365 .tx_queue_setup = sfc_tx_queue_setup,
2366 .tx_queue_release = sfc_tx_queue_release,
2367 .flow_ctrl_get = sfc_flow_ctrl_get,
2368 .flow_ctrl_set = sfc_flow_ctrl_set,
2369 .mac_addr_set = sfc_mac_addr_set,
2370 .udp_tunnel_port_add = sfc_dev_udp_tunnel_port_add,
2371 .udp_tunnel_port_del = sfc_dev_udp_tunnel_port_del,
2372 .reta_update = sfc_dev_rss_reta_update,
2373 .reta_query = sfc_dev_rss_reta_query,
2374 .rss_hash_update = sfc_dev_rss_hash_update,
2375 .rss_hash_conf_get = sfc_dev_rss_hash_conf_get,
2376 .flow_ops_get = sfc_dev_flow_ops_get,
2377 .set_mc_addr_list = sfc_set_mc_addr_list,
2378 .rxq_info_get = sfc_rx_queue_info_get,
2379 .txq_info_get = sfc_tx_queue_info_get,
2380 .fw_version_get = sfc_fw_version_get,
2381 .xstats_get_by_id = sfc_xstats_get_by_id,
2382 .xstats_get_names_by_id = sfc_xstats_get_names_by_id,
2383 .pool_ops_supported = sfc_pool_ops_supported,
2384 .representor_info_get = sfc_representor_info_get,
2385 .rx_metadata_negotiate = sfc_rx_metadata_negotiate,
2388 struct sfc_ethdev_init_data {
2389 uint16_t nb_representors;
2393 * Duplicate a string in potentially shared memory required for
2394 * multi-process support.
2396 * strdup() allocates from process-local heap/memory.
2399 sfc_strdup(const char *str)
2407 size = strlen(str) + 1;
2408 copy = rte_malloc(__func__, size, 0);
2410 rte_memcpy(copy, str, size);
2416 sfc_eth_dev_set_ops(struct rte_eth_dev *dev)
2418 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
2419 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
2420 const struct sfc_dp_rx *dp_rx;
2421 const struct sfc_dp_tx *dp_tx;
2422 const efx_nic_cfg_t *encp;
2423 unsigned int avail_caps = 0;
2424 const char *rx_name = NULL;
2425 const char *tx_name = NULL;
2428 switch (sa->family) {
2429 case EFX_FAMILY_HUNTINGTON:
2430 case EFX_FAMILY_MEDFORD:
2431 case EFX_FAMILY_MEDFORD2:
2432 avail_caps |= SFC_DP_HW_FW_CAP_EF10;
2433 avail_caps |= SFC_DP_HW_FW_CAP_RX_EFX;
2434 avail_caps |= SFC_DP_HW_FW_CAP_TX_EFX;
2436 case EFX_FAMILY_RIVERHEAD:
2437 avail_caps |= SFC_DP_HW_FW_CAP_EF100;
2443 encp = efx_nic_cfg_get(sa->nic);
2444 if (encp->enc_rx_es_super_buffer_supported)
2445 avail_caps |= SFC_DP_HW_FW_CAP_RX_ES_SUPER_BUFFER;
2447 rc = sfc_kvargs_process(sa, SFC_KVARG_RX_DATAPATH,
2448 sfc_kvarg_string_handler, &rx_name);
2450 goto fail_kvarg_rx_datapath;
2452 if (rx_name != NULL) {
2453 dp_rx = sfc_dp_find_rx_by_name(&sfc_dp_head, rx_name);
2454 if (dp_rx == NULL) {
2455 sfc_err(sa, "Rx datapath %s not found", rx_name);
2459 if (!sfc_dp_match_hw_fw_caps(&dp_rx->dp, avail_caps)) {
2461 "Insufficient Hw/FW capabilities to use Rx datapath %s",
2464 goto fail_dp_rx_caps;
2467 dp_rx = sfc_dp_find_rx_by_caps(&sfc_dp_head, avail_caps);
2468 if (dp_rx == NULL) {
2469 sfc_err(sa, "Rx datapath by caps %#x not found",
2476 sas->dp_rx_name = sfc_strdup(dp_rx->dp.name);
2477 if (sas->dp_rx_name == NULL) {
2479 goto fail_dp_rx_name;
2482 if (strcmp(dp_rx->dp.name, SFC_KVARG_DATAPATH_EF10_ESSB) == 0) {
2483 /* FLAG and MARK are always available from Rx prefix. */
2484 sa->negotiated_rx_metadata |= RTE_ETH_RX_METADATA_USER_FLAG;
2485 sa->negotiated_rx_metadata |= RTE_ETH_RX_METADATA_USER_MARK;
2488 sfc_notice(sa, "use %s Rx datapath", sas->dp_rx_name);
2490 rc = sfc_kvargs_process(sa, SFC_KVARG_TX_DATAPATH,
2491 sfc_kvarg_string_handler, &tx_name);
2493 goto fail_kvarg_tx_datapath;
2495 if (tx_name != NULL) {
2496 dp_tx = sfc_dp_find_tx_by_name(&sfc_dp_head, tx_name);
2497 if (dp_tx == NULL) {
2498 sfc_err(sa, "Tx datapath %s not found", tx_name);
2502 if (!sfc_dp_match_hw_fw_caps(&dp_tx->dp, avail_caps)) {
2504 "Insufficient Hw/FW capabilities to use Tx datapath %s",
2507 goto fail_dp_tx_caps;
2510 dp_tx = sfc_dp_find_tx_by_caps(&sfc_dp_head, avail_caps);
2511 if (dp_tx == NULL) {
2512 sfc_err(sa, "Tx datapath by caps %#x not found",
2519 sas->dp_tx_name = sfc_strdup(dp_tx->dp.name);
2520 if (sas->dp_tx_name == NULL) {
2522 goto fail_dp_tx_name;
2525 sfc_notice(sa, "use %s Tx datapath", sas->dp_tx_name);
2527 sa->priv.dp_rx = dp_rx;
2528 sa->priv.dp_tx = dp_tx;
2530 dev->rx_pkt_burst = dp_rx->pkt_burst;
2531 dev->tx_pkt_prepare = dp_tx->pkt_prepare;
2532 dev->tx_pkt_burst = dp_tx->pkt_burst;
2534 dev->rx_queue_count = sfc_rx_queue_count;
2535 dev->rx_descriptor_status = sfc_rx_descriptor_status;
2536 dev->tx_descriptor_status = sfc_tx_descriptor_status;
2537 dev->dev_ops = &sfc_eth_dev_ops;
2544 fail_kvarg_tx_datapath:
2545 rte_free(sas->dp_rx_name);
2546 sas->dp_rx_name = NULL;
2551 fail_kvarg_rx_datapath:
2556 sfc_eth_dev_clear_ops(struct rte_eth_dev *dev)
2558 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
2559 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
2561 dev->dev_ops = NULL;
2562 dev->tx_pkt_prepare = NULL;
2563 dev->rx_pkt_burst = NULL;
2564 dev->tx_pkt_burst = NULL;
2566 rte_free(sas->dp_tx_name);
2567 sas->dp_tx_name = NULL;
2568 sa->priv.dp_tx = NULL;
2570 rte_free(sas->dp_rx_name);
2571 sas->dp_rx_name = NULL;
2572 sa->priv.dp_rx = NULL;
2575 static const struct eth_dev_ops sfc_eth_dev_secondary_ops = {
2576 .dev_supported_ptypes_get = sfc_dev_supported_ptypes_get,
2577 .reta_query = sfc_dev_rss_reta_query,
2578 .rss_hash_conf_get = sfc_dev_rss_hash_conf_get,
2579 .rxq_info_get = sfc_rx_queue_info_get,
2580 .txq_info_get = sfc_tx_queue_info_get,
2584 sfc_eth_dev_secondary_init(struct rte_eth_dev *dev, uint32_t logtype_main)
2586 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
2587 struct sfc_adapter_priv *sap;
2588 const struct sfc_dp_rx *dp_rx;
2589 const struct sfc_dp_tx *dp_tx;
2593 * Allocate process private data from heap, since it should not
2594 * be located in shared memory allocated using rte_malloc() API.
2596 sap = calloc(1, sizeof(*sap));
2599 goto fail_alloc_priv;
2602 sap->logtype_main = logtype_main;
2604 dp_rx = sfc_dp_find_rx_by_name(&sfc_dp_head, sas->dp_rx_name);
2605 if (dp_rx == NULL) {
2606 SFC_LOG(sas, RTE_LOG_ERR, logtype_main,
2607 "cannot find %s Rx datapath", sas->dp_rx_name);
2611 if (~dp_rx->features & SFC_DP_RX_FEAT_MULTI_PROCESS) {
2612 SFC_LOG(sas, RTE_LOG_ERR, logtype_main,
2613 "%s Rx datapath does not support multi-process",
2616 goto fail_dp_rx_multi_process;
2619 dp_tx = sfc_dp_find_tx_by_name(&sfc_dp_head, sas->dp_tx_name);
2620 if (dp_tx == NULL) {
2621 SFC_LOG(sas, RTE_LOG_ERR, logtype_main,
2622 "cannot find %s Tx datapath", sas->dp_tx_name);
2626 if (~dp_tx->features & SFC_DP_TX_FEAT_MULTI_PROCESS) {
2627 SFC_LOG(sas, RTE_LOG_ERR, logtype_main,
2628 "%s Tx datapath does not support multi-process",
2631 goto fail_dp_tx_multi_process;
2637 dev->process_private = sap;
2638 dev->rx_pkt_burst = dp_rx->pkt_burst;
2639 dev->tx_pkt_prepare = dp_tx->pkt_prepare;
2640 dev->tx_pkt_burst = dp_tx->pkt_burst;
2641 dev->rx_queue_count = sfc_rx_queue_count;
2642 dev->rx_descriptor_status = sfc_rx_descriptor_status;
2643 dev->tx_descriptor_status = sfc_tx_descriptor_status;
2644 dev->dev_ops = &sfc_eth_dev_secondary_ops;
2648 fail_dp_tx_multi_process:
2650 fail_dp_rx_multi_process:
2659 sfc_register_dp(void)
2662 if (TAILQ_EMPTY(&sfc_dp_head)) {
2663 /* Prefer EF10 datapath */
2664 sfc_dp_register(&sfc_dp_head, &sfc_ef100_rx.dp);
2665 sfc_dp_register(&sfc_dp_head, &sfc_ef10_essb_rx.dp);
2666 sfc_dp_register(&sfc_dp_head, &sfc_ef10_rx.dp);
2667 sfc_dp_register(&sfc_dp_head, &sfc_efx_rx.dp);
2669 sfc_dp_register(&sfc_dp_head, &sfc_ef100_tx.dp);
2670 sfc_dp_register(&sfc_dp_head, &sfc_ef10_tx.dp);
2671 sfc_dp_register(&sfc_dp_head, &sfc_efx_tx.dp);
2672 sfc_dp_register(&sfc_dp_head, &sfc_ef10_simple_tx.dp);
2677 sfc_parse_switch_mode(struct sfc_adapter *sa, bool has_representors)
2679 const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
2680 const char *switch_mode = NULL;
2683 sfc_log_init(sa, "entry");
2685 rc = sfc_kvargs_process(sa, SFC_KVARG_SWITCH_MODE,
2686 sfc_kvarg_string_handler, &switch_mode);
2690 if (switch_mode == NULL) {
2691 sa->switchdev = encp->enc_mae_admin &&
2692 (!encp->enc_datapath_cap_evb ||
2694 } else if (strcasecmp(switch_mode, SFC_KVARG_SWITCH_MODE_LEGACY) == 0) {
2695 sa->switchdev = false;
2696 } else if (strcasecmp(switch_mode,
2697 SFC_KVARG_SWITCH_MODE_SWITCHDEV) == 0) {
2698 sa->switchdev = true;
2700 sfc_err(sa, "invalid switch mode device argument '%s'",
2706 sfc_log_init(sa, "done");
2712 sfc_log_init(sa, "failed: %s", rte_strerror(rc));
2718 sfc_eth_dev_init(struct rte_eth_dev *dev, void *init_params)
2720 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
2721 struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
2722 struct sfc_ethdev_init_data *init_data = init_params;
2723 uint32_t logtype_main;
2724 struct sfc_adapter *sa;
2726 const efx_nic_cfg_t *encp;
2727 const struct rte_ether_addr *from;
2730 if (sfc_efx_dev_class_get(pci_dev->device.devargs) !=
2731 SFC_EFX_DEV_CLASS_NET) {
2732 SFC_GENERIC_LOG(DEBUG,
2733 "Incompatible device class: skip probing, should be probed by other sfc driver.");
2737 rc = sfc_dp_mport_register();
2743 logtype_main = sfc_register_logtype(&pci_dev->addr,
2744 SFC_LOGTYPE_MAIN_STR,
2747 if (rte_eal_process_type() != RTE_PROC_PRIMARY)
2748 return -sfc_eth_dev_secondary_init(dev, logtype_main);
2750 /* Required for logging */
2751 ret = snprintf(sas->log_prefix, sizeof(sas->log_prefix),
2752 "PMD: sfc_efx " PCI_PRI_FMT " #%" PRIu16 ": ",
2753 pci_dev->addr.domain, pci_dev->addr.bus,
2754 pci_dev->addr.devid, pci_dev->addr.function,
2755 dev->data->port_id);
2756 if (ret < 0 || ret >= (int)sizeof(sas->log_prefix)) {
2757 SFC_GENERIC_LOG(ERR,
2758 "reserved log prefix is too short for " PCI_PRI_FMT,
2759 pci_dev->addr.domain, pci_dev->addr.bus,
2760 pci_dev->addr.devid, pci_dev->addr.function);
2763 sas->pci_addr = pci_dev->addr;
2764 sas->port_id = dev->data->port_id;
2767 * Allocate process private data from heap, since it should not
2768 * be located in shared memory allocated using rte_malloc() API.
2770 sa = calloc(1, sizeof(*sa));
2776 dev->process_private = sa;
2778 /* Required for logging */
2779 sa->priv.shared = sas;
2780 sa->priv.logtype_main = logtype_main;
2784 /* Copy PCI device info to the dev->data */
2785 rte_eth_copy_pci_info(dev, pci_dev);
2786 dev->data->dev_flags |= RTE_ETH_DEV_FLOW_OPS_THREAD_SAFE;
2788 rc = sfc_kvargs_parse(sa);
2790 goto fail_kvargs_parse;
2792 sfc_log_init(sa, "entry");
2794 dev->data->mac_addrs = rte_zmalloc("sfc", RTE_ETHER_ADDR_LEN, 0);
2795 if (dev->data->mac_addrs == NULL) {
2797 goto fail_mac_addrs;
2800 sfc_adapter_lock_init(sa);
2801 sfc_adapter_lock(sa);
2803 sfc_log_init(sa, "probing");
2809 * Selecting a default switch mode requires the NIC to be probed and
2810 * to have its capabilities filled in.
2812 rc = sfc_parse_switch_mode(sa, init_data->nb_representors > 0);
2814 goto fail_switch_mode;
2816 sfc_log_init(sa, "set device ops");
2817 rc = sfc_eth_dev_set_ops(dev);
2821 sfc_log_init(sa, "attaching");
2822 rc = sfc_attach(sa);
2826 if (sa->switchdev && sa->mae.status != SFC_MAE_STATUS_ADMIN) {
2828 "failed to enable switchdev mode without admin MAE privilege");
2830 goto fail_switchdev_no_mae;
2833 encp = efx_nic_cfg_get(sa->nic);
2836 * The arguments are really reverse order in comparison to
2837 * Linux kernel. Copy from NIC config to Ethernet device data.
2839 from = (const struct rte_ether_addr *)(encp->enc_mac_addr);
2840 rte_ether_addr_copy(from, &dev->data->mac_addrs[0]);
2842 sfc_adapter_unlock(sa);
2844 sfc_log_init(sa, "done");
2847 fail_switchdev_no_mae:
2851 sfc_eth_dev_clear_ops(dev);
2858 sfc_adapter_unlock(sa);
2859 sfc_adapter_lock_fini(sa);
2860 rte_free(dev->data->mac_addrs);
2861 dev->data->mac_addrs = NULL;
2864 sfc_kvargs_cleanup(sa);
2867 sfc_log_init(sa, "failed %d", rc);
2868 dev->process_private = NULL;
2877 sfc_eth_dev_uninit(struct rte_eth_dev *dev)
2884 static const struct rte_pci_id pci_id_sfc_efx_map[] = {
2885 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_FARMINGDALE) },
2886 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_FARMINGDALE_VF) },
2887 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_GREENPORT) },
2888 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_GREENPORT_VF) },
2889 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD) },
2890 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD_VF) },
2891 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD2) },
2892 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD2_VF) },
2893 { RTE_PCI_DEVICE(EFX_PCI_VENID_XILINX, EFX_PCI_DEVID_RIVERHEAD) },
2894 { .vendor_id = 0 /* sentinel */ }
2898 sfc_parse_rte_devargs(const char *args, struct rte_eth_devargs *devargs)
2900 struct rte_eth_devargs eth_da = { .nb_representor_ports = 0 };
2904 rc = rte_eth_devargs_parse(args, ð_da);
2906 SFC_GENERIC_LOG(ERR,
2907 "Failed to parse generic devargs '%s'",
2919 sfc_eth_dev_find_or_create(struct rte_pci_device *pci_dev,
2920 struct sfc_ethdev_init_data *init_data,
2921 struct rte_eth_dev **devp,
2924 struct rte_eth_dev *dev;
2925 bool created = false;
2928 dev = rte_eth_dev_allocated(pci_dev->device.name);
2930 rc = rte_eth_dev_create(&pci_dev->device, pci_dev->device.name,
2931 sizeof(struct sfc_adapter_shared),
2932 eth_dev_pci_specific_init, pci_dev,
2933 sfc_eth_dev_init, init_data);
2935 SFC_GENERIC_LOG(ERR, "Failed to create sfc ethdev '%s'",
2936 pci_dev->device.name);
2942 dev = rte_eth_dev_allocated(pci_dev->device.name);
2944 SFC_GENERIC_LOG(ERR,
2945 "Failed to find allocated sfc ethdev '%s'",
2946 pci_dev->device.name);
2952 *dev_created = created;
2958 sfc_eth_dev_create_repr(struct sfc_adapter *sa,
2959 efx_pcie_interface_t controller,
2962 enum rte_eth_representor_type type)
2964 struct sfc_repr_entity_info entity;
2965 efx_mport_sel_t mport_sel;
2969 case RTE_ETH_REPRESENTOR_NONE:
2971 case RTE_ETH_REPRESENTOR_VF:
2972 case RTE_ETH_REPRESENTOR_PF:
2974 case RTE_ETH_REPRESENTOR_SF:
2975 sfc_err(sa, "SF representors are not supported");
2978 sfc_err(sa, "unknown representor type: %d", type);
2982 rc = efx_mae_mport_by_pcie_mh_function(controller,
2988 "failed to get m-port selector for controller %u port %u repr_port %u: %s",
2989 controller, port, repr_port, rte_strerror(-rc));
2993 memset(&entity, 0, sizeof(entity));
2995 entity.intf = controller;
2997 entity.vf = repr_port;
2999 rc = sfc_repr_create(sa->eth_dev, &entity, sa->mae.switch_domain_id,
3003 "failed to create representor for controller %u port %u repr_port %u: %s",
3004 controller, port, repr_port, rte_strerror(-rc));
3012 sfc_eth_dev_create_repr_port(struct sfc_adapter *sa,
3013 const struct rte_eth_devargs *eth_da,
3014 efx_pcie_interface_t controller,
3017 int first_error = 0;
3021 if (eth_da->type == RTE_ETH_REPRESENTOR_PF) {
3022 return sfc_eth_dev_create_repr(sa, controller, port,
3027 for (i = 0; i < eth_da->nb_representor_ports; i++) {
3028 rc = sfc_eth_dev_create_repr(sa, controller, port,
3029 eth_da->representor_ports[i],
3031 if (rc != 0 && first_error == 0)
3039 sfc_eth_dev_create_repr_controller(struct sfc_adapter *sa,
3040 const struct rte_eth_devargs *eth_da,
3041 efx_pcie_interface_t controller)
3043 const efx_nic_cfg_t *encp;
3044 int first_error = 0;
3045 uint16_t default_port;
3049 if (eth_da->nb_ports == 0) {
3050 encp = efx_nic_cfg_get(sa->nic);
3051 default_port = encp->enc_intf == controller ? encp->enc_pf : 0;
3052 return sfc_eth_dev_create_repr_port(sa, eth_da, controller,
3056 for (i = 0; i < eth_da->nb_ports; i++) {
3057 rc = sfc_eth_dev_create_repr_port(sa, eth_da, controller,
3059 if (rc != 0 && first_error == 0)
3067 sfc_eth_dev_create_representors(struct rte_eth_dev *dev,
3068 const struct rte_eth_devargs *eth_da)
3070 efx_pcie_interface_t intf;
3071 const efx_nic_cfg_t *encp;
3072 struct sfc_adapter *sa;
3073 uint16_t switch_domain_id;
3077 sa = sfc_adapter_by_eth_dev(dev);
3078 switch_domain_id = sa->mae.switch_domain_id;
3080 switch (eth_da->type) {
3081 case RTE_ETH_REPRESENTOR_NONE:
3083 case RTE_ETH_REPRESENTOR_PF:
3084 case RTE_ETH_REPRESENTOR_VF:
3086 case RTE_ETH_REPRESENTOR_SF:
3087 sfc_err(sa, "SF representors are not supported");
3090 sfc_err(sa, "unknown representor type: %d",
3095 if (!sa->switchdev) {
3096 sfc_err(sa, "cannot create representors in non-switchdev mode");
3100 if (!sfc_repr_available(sfc_sa2shared(sa))) {
3101 sfc_err(sa, "cannot create representors: unsupported");
3107 * This is needed to construct the DPDK controller -> EFX interface
3110 sfc_adapter_lock(sa);
3111 rc = sfc_process_mport_journal(sa);
3112 sfc_adapter_unlock(sa);
3118 if (eth_da->nb_mh_controllers > 0) {
3119 for (i = 0; i < eth_da->nb_mh_controllers; i++) {
3120 rc = sfc_mae_switch_domain_get_intf(switch_domain_id,
3121 eth_da->mh_controllers[i],
3124 sfc_err(sa, "failed to get representor");
3127 sfc_eth_dev_create_repr_controller(sa, eth_da, intf);
3130 encp = efx_nic_cfg_get(sa->nic);
3131 sfc_eth_dev_create_repr_controller(sa, eth_da, encp->enc_intf);
3137 static int sfc_eth_dev_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
3138 struct rte_pci_device *pci_dev)
3140 struct sfc_ethdev_init_data init_data;
3141 struct rte_eth_devargs eth_da;
3142 struct rte_eth_dev *dev;
3146 if (pci_dev->device.devargs != NULL) {
3147 rc = sfc_parse_rte_devargs(pci_dev->device.devargs->args,
3152 memset(ð_da, 0, sizeof(eth_da));
3155 /* If no VF representors specified, check for PF ones */
3156 if (eth_da.nb_representor_ports > 0)
3157 init_data.nb_representors = eth_da.nb_representor_ports;
3159 init_data.nb_representors = eth_da.nb_ports;
3161 if (init_data.nb_representors > 0 &&
3162 rte_eal_process_type() != RTE_PROC_PRIMARY) {
3163 SFC_GENERIC_LOG(ERR,
3164 "Create representors from secondary process not supported, dev '%s'",
3165 pci_dev->device.name);
3170 * Driver supports RTE_PCI_DRV_PROBE_AGAIN. Hence create device only
3171 * if it does not already exist. Re-probing an existing device is
3172 * expected to allow additional representors to be configured.
3174 rc = sfc_eth_dev_find_or_create(pci_dev, &init_data, &dev,
3179 rc = sfc_eth_dev_create_representors(dev, ð_da);
3182 (void)rte_eth_dev_destroy(dev, sfc_eth_dev_uninit);
3190 static int sfc_eth_dev_pci_remove(struct rte_pci_device *pci_dev)
3192 return rte_eth_dev_pci_generic_remove(pci_dev, sfc_eth_dev_uninit);
3195 static struct rte_pci_driver sfc_efx_pmd = {
3196 .id_table = pci_id_sfc_efx_map,
3198 RTE_PCI_DRV_INTR_LSC |
3199 RTE_PCI_DRV_NEED_MAPPING |
3200 RTE_PCI_DRV_PROBE_AGAIN,
3201 .probe = sfc_eth_dev_pci_probe,
3202 .remove = sfc_eth_dev_pci_remove,
3205 RTE_PMD_REGISTER_PCI(net_sfc_efx, sfc_efx_pmd);
3206 RTE_PMD_REGISTER_PCI_TABLE(net_sfc_efx, pci_id_sfc_efx_map);
3207 RTE_PMD_REGISTER_KMOD_DEP(net_sfc_efx, "* igb_uio | uio_pci_generic | vfio-pci");
3208 RTE_PMD_REGISTER_PARAM_STRING(net_sfc_efx,
3209 SFC_KVARG_SWITCH_MODE "=" SFC_KVARG_VALUES_SWITCH_MODE " "
3210 SFC_KVARG_RX_DATAPATH "=" SFC_KVARG_VALUES_RX_DATAPATH " "
3211 SFC_KVARG_TX_DATAPATH "=" SFC_KVARG_VALUES_TX_DATAPATH " "
3212 SFC_KVARG_PERF_PROFILE "=" SFC_KVARG_VALUES_PERF_PROFILE " "
3213 SFC_KVARG_FW_VARIANT "=" SFC_KVARG_VALUES_FW_VARIANT " "
3214 SFC_KVARG_RXD_WAIT_TIMEOUT_NS "=<long> "
3215 SFC_KVARG_STATS_UPDATE_PERIOD_MS "=<long>");
3217 RTE_INIT(sfc_driver_register_logtype)
3221 ret = rte_log_register_type_and_pick_level(SFC_LOGTYPE_PREFIX "driver",
3223 sfc_logtype_driver = (ret < 0) ? RTE_LOGTYPE_PMD : ret;