1 /* SPDX-License-Identifier: BSD-3-Clause
3 * Copyright (c) 2016-2018 Solarflare Communications Inc.
6 * This software was jointly developed between OKTET Labs (under contract
7 * for Solarflare) and Solarflare Communications, Inc.
11 #include <rte_ethdev_driver.h>
12 #include <rte_ethdev_pci.h>
14 #include <rte_bus_pci.h>
15 #include <rte_errno.h>
20 #include "sfc_debug.h"
22 #include "sfc_kvargs.h"
28 #include "sfc_dp_rx.h"
30 uint32_t sfc_logtype_driver;
32 static struct sfc_dp_list sfc_dp_head =
33 TAILQ_HEAD_INITIALIZER(sfc_dp_head);
36 sfc_fw_version_get(struct rte_eth_dev *dev, char *fw_version, size_t fw_size)
38 struct sfc_adapter *sa = dev->data->dev_private;
39 efx_nic_fw_info_t enfi;
44 * Return value of the callback is likely supposed to be
45 * equal to or greater than 0, nevertheless, if an error
46 * occurs, it will be desirable to pass it to the caller
48 if ((fw_version == NULL) || (fw_size == 0))
51 rc = efx_nic_get_fw_version(sa->nic, &enfi);
55 ret = snprintf(fw_version, fw_size,
56 "%" PRIu16 ".%" PRIu16 ".%" PRIu16 ".%" PRIu16,
57 enfi.enfi_mc_fw_version[0], enfi.enfi_mc_fw_version[1],
58 enfi.enfi_mc_fw_version[2], enfi.enfi_mc_fw_version[3]);
62 if (enfi.enfi_dpcpu_fw_ids_valid) {
63 size_t dpcpu_fw_ids_offset = MIN(fw_size - 1, (size_t)ret);
66 ret_extra = snprintf(fw_version + dpcpu_fw_ids_offset,
67 fw_size - dpcpu_fw_ids_offset,
68 " rx%" PRIx16 " tx%" PRIx16,
69 enfi.enfi_rx_dpcpu_fw_id,
70 enfi.enfi_tx_dpcpu_fw_id);
77 if (fw_size < (size_t)(++ret))
84 sfc_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
86 struct sfc_adapter *sa = dev->data->dev_private;
87 const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
88 struct sfc_rss *rss = &sa->rss;
89 uint64_t txq_offloads_def = 0;
91 sfc_log_init(sa, "entry");
93 dev_info->max_rx_pktlen = EFX_MAC_PDU_MAX;
95 /* Autonegotiation may be disabled */
96 dev_info->speed_capa = ETH_LINK_SPEED_FIXED;
97 if (sa->port.phy_adv_cap_mask & EFX_PHY_CAP_1000FDX)
98 dev_info->speed_capa |= ETH_LINK_SPEED_1G;
99 if (sa->port.phy_adv_cap_mask & EFX_PHY_CAP_10000FDX)
100 dev_info->speed_capa |= ETH_LINK_SPEED_10G;
101 if (sa->port.phy_adv_cap_mask & EFX_PHY_CAP_25000FDX)
102 dev_info->speed_capa |= ETH_LINK_SPEED_25G;
103 if (sa->port.phy_adv_cap_mask & EFX_PHY_CAP_40000FDX)
104 dev_info->speed_capa |= ETH_LINK_SPEED_40G;
105 if (sa->port.phy_adv_cap_mask & EFX_PHY_CAP_50000FDX)
106 dev_info->speed_capa |= ETH_LINK_SPEED_50G;
107 if (sa->port.phy_adv_cap_mask & EFX_PHY_CAP_100000FDX)
108 dev_info->speed_capa |= ETH_LINK_SPEED_100G;
110 dev_info->max_rx_queues = sa->rxq_max;
111 dev_info->max_tx_queues = sa->txq_max;
113 /* By default packets are dropped if no descriptors are available */
114 dev_info->default_rxconf.rx_drop_en = 1;
116 dev_info->rx_queue_offload_capa = sfc_rx_get_queue_offload_caps(sa);
119 * rx_offload_capa includes both device and queue offloads since
120 * the latter may be requested on a per device basis which makes
121 * sense when some offloads are needed to be set on all queues.
123 dev_info->rx_offload_capa = sfc_rx_get_dev_offload_caps(sa) |
124 dev_info->rx_queue_offload_capa;
126 dev_info->tx_queue_offload_capa = sfc_tx_get_queue_offload_caps(sa);
129 * tx_offload_capa includes both device and queue offloads since
130 * the latter may be requested on a per device basis which makes
131 * sense when some offloads are needed to be set on all queues.
133 dev_info->tx_offload_capa = sfc_tx_get_dev_offload_caps(sa) |
134 dev_info->tx_queue_offload_capa;
136 if (dev_info->tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
137 txq_offloads_def |= DEV_TX_OFFLOAD_MBUF_FAST_FREE;
139 dev_info->default_txconf.offloads |= txq_offloads_def;
141 dev_info->default_txconf.txq_flags = ETH_TXQ_FLAGS_NOXSUMSCTP;
142 if ((~sa->dp_tx->features & SFC_DP_TX_FEAT_VLAN_INSERT) ||
143 !encp->enc_hw_tx_insert_vlan_enabled)
144 dev_info->default_txconf.txq_flags |= ETH_TXQ_FLAGS_NOVLANOFFL;
146 if (~sa->dp_tx->features & SFC_DP_TX_FEAT_MULTI_SEG)
147 dev_info->default_txconf.txq_flags |= ETH_TXQ_FLAGS_NOMULTSEGS;
149 if (~sa->dp_tx->features & SFC_DP_TX_FEAT_MULTI_POOL)
150 dev_info->default_txconf.txq_flags |= ETH_TXQ_FLAGS_NOMULTMEMP;
152 if (~sa->dp_tx->features & SFC_DP_TX_FEAT_REFCNT)
153 dev_info->default_txconf.txq_flags |= ETH_TXQ_FLAGS_NOREFCOUNT;
155 if (rss->context_type != EFX_RX_SCALE_UNAVAILABLE) {
156 dev_info->reta_size = EFX_RSS_TBL_SIZE;
157 dev_info->hash_key_size = EFX_RSS_KEY_SIZE;
158 dev_info->flow_type_rss_offloads = SFC_RSS_OFFLOADS;
161 /* Initialize to hardware limits */
162 dev_info->rx_desc_lim.nb_max = EFX_RXQ_MAXNDESCS;
163 dev_info->rx_desc_lim.nb_min = EFX_RXQ_MINNDESCS;
164 /* The RXQ hardware requires that the descriptor count is a power
165 * of 2, but rx_desc_lim cannot properly describe that constraint.
167 dev_info->rx_desc_lim.nb_align = EFX_RXQ_MINNDESCS;
169 /* Initialize to hardware limits */
170 dev_info->tx_desc_lim.nb_max = sa->txq_max_entries;
171 dev_info->tx_desc_lim.nb_min = EFX_TXQ_MINNDESCS;
173 * The TXQ hardware requires that the descriptor count is a power
174 * of 2, but tx_desc_lim cannot properly describe that constraint
176 dev_info->tx_desc_lim.nb_align = EFX_TXQ_MINNDESCS;
178 if (sa->dp_rx->get_dev_info != NULL)
179 sa->dp_rx->get_dev_info(dev_info);
180 if (sa->dp_tx->get_dev_info != NULL)
181 sa->dp_tx->get_dev_info(dev_info);
184 static const uint32_t *
185 sfc_dev_supported_ptypes_get(struct rte_eth_dev *dev)
187 struct sfc_adapter *sa = dev->data->dev_private;
188 const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
189 uint32_t tunnel_encaps = encp->enc_tunnel_encapsulations_supported;
191 return sa->dp_rx->supported_ptypes_get(tunnel_encaps);
195 sfc_dev_configure(struct rte_eth_dev *dev)
197 struct rte_eth_dev_data *dev_data = dev->data;
198 struct sfc_adapter *sa = dev_data->dev_private;
201 sfc_log_init(sa, "entry n_rxq=%u n_txq=%u",
202 dev_data->nb_rx_queues, dev_data->nb_tx_queues);
204 sfc_adapter_lock(sa);
206 case SFC_ADAPTER_CONFIGURED:
208 case SFC_ADAPTER_INITIALIZED:
209 rc = sfc_configure(sa);
212 sfc_err(sa, "unexpected adapter state %u to configure",
217 sfc_adapter_unlock(sa);
219 sfc_log_init(sa, "done %d", rc);
225 sfc_dev_start(struct rte_eth_dev *dev)
227 struct sfc_adapter *sa = dev->data->dev_private;
230 sfc_log_init(sa, "entry");
232 sfc_adapter_lock(sa);
234 sfc_adapter_unlock(sa);
236 sfc_log_init(sa, "done %d", rc);
242 sfc_dev_link_update(struct rte_eth_dev *dev, int wait_to_complete)
244 struct sfc_adapter *sa = dev->data->dev_private;
245 struct rte_eth_link current_link;
248 sfc_log_init(sa, "entry");
250 if (sa->state != SFC_ADAPTER_STARTED) {
251 sfc_port_link_mode_to_info(EFX_LINK_UNKNOWN, ¤t_link);
252 } else if (wait_to_complete) {
253 efx_link_mode_t link_mode;
255 if (efx_port_poll(sa->nic, &link_mode) != 0)
256 link_mode = EFX_LINK_UNKNOWN;
257 sfc_port_link_mode_to_info(link_mode, ¤t_link);
260 sfc_ev_mgmt_qpoll(sa);
261 rte_eth_linkstatus_get(dev, ¤t_link);
264 ret = rte_eth_linkstatus_set(dev, ¤t_link);
266 sfc_notice(sa, "Link status is %s",
267 current_link.link_status ? "UP" : "DOWN");
273 sfc_dev_stop(struct rte_eth_dev *dev)
275 struct sfc_adapter *sa = dev->data->dev_private;
277 sfc_log_init(sa, "entry");
279 sfc_adapter_lock(sa);
281 sfc_adapter_unlock(sa);
283 sfc_log_init(sa, "done");
287 sfc_dev_set_link_up(struct rte_eth_dev *dev)
289 struct sfc_adapter *sa = dev->data->dev_private;
292 sfc_log_init(sa, "entry");
294 sfc_adapter_lock(sa);
296 sfc_adapter_unlock(sa);
303 sfc_dev_set_link_down(struct rte_eth_dev *dev)
305 struct sfc_adapter *sa = dev->data->dev_private;
307 sfc_log_init(sa, "entry");
309 sfc_adapter_lock(sa);
311 sfc_adapter_unlock(sa);
317 sfc_dev_close(struct rte_eth_dev *dev)
319 struct sfc_adapter *sa = dev->data->dev_private;
321 sfc_log_init(sa, "entry");
323 sfc_adapter_lock(sa);
325 case SFC_ADAPTER_STARTED:
327 SFC_ASSERT(sa->state == SFC_ADAPTER_CONFIGURED);
329 case SFC_ADAPTER_CONFIGURED:
331 SFC_ASSERT(sa->state == SFC_ADAPTER_INITIALIZED);
333 case SFC_ADAPTER_INITIALIZED:
336 sfc_err(sa, "unexpected adapter state %u on close", sa->state);
339 sfc_adapter_unlock(sa);
341 sfc_log_init(sa, "done");
345 sfc_dev_filter_set(struct rte_eth_dev *dev, enum sfc_dev_filter_mode mode,
348 struct sfc_port *port;
350 struct sfc_adapter *sa = dev->data->dev_private;
351 boolean_t allmulti = (mode == SFC_DEV_FILTER_MODE_ALLMULTI);
352 const char *desc = (allmulti) ? "all-multi" : "promiscuous";
354 sfc_adapter_lock(sa);
357 toggle = (allmulti) ? (&port->allmulti) : (&port->promisc);
359 if (*toggle != enabled) {
362 if (port->isolated) {
363 sfc_warn(sa, "isolated mode is active on the port");
364 sfc_warn(sa, "the change is to be applied on the next "
365 "start provided that isolated mode is "
366 "disabled prior the next start");
367 } else if ((sa->state == SFC_ADAPTER_STARTED) &&
368 (sfc_set_rx_mode(sa) != 0)) {
369 *toggle = !(enabled);
370 sfc_warn(sa, "Failed to %s %s mode",
371 ((enabled) ? "enable" : "disable"), desc);
375 sfc_adapter_unlock(sa);
379 sfc_dev_promisc_enable(struct rte_eth_dev *dev)
381 sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_PROMISC, B_TRUE);
385 sfc_dev_promisc_disable(struct rte_eth_dev *dev)
387 sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_PROMISC, B_FALSE);
391 sfc_dev_allmulti_enable(struct rte_eth_dev *dev)
393 sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_ALLMULTI, B_TRUE);
397 sfc_dev_allmulti_disable(struct rte_eth_dev *dev)
399 sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_ALLMULTI, B_FALSE);
403 sfc_rx_queue_setup(struct rte_eth_dev *dev, uint16_t rx_queue_id,
404 uint16_t nb_rx_desc, unsigned int socket_id,
405 const struct rte_eth_rxconf *rx_conf,
406 struct rte_mempool *mb_pool)
408 struct sfc_adapter *sa = dev->data->dev_private;
411 sfc_log_init(sa, "RxQ=%u nb_rx_desc=%u socket_id=%u",
412 rx_queue_id, nb_rx_desc, socket_id);
414 sfc_adapter_lock(sa);
416 rc = sfc_rx_qinit(sa, rx_queue_id, nb_rx_desc, socket_id,
421 dev->data->rx_queues[rx_queue_id] = sa->rxq_info[rx_queue_id].rxq->dp;
423 sfc_adapter_unlock(sa);
428 sfc_adapter_unlock(sa);
434 sfc_rx_queue_release(void *queue)
436 struct sfc_dp_rxq *dp_rxq = queue;
438 struct sfc_adapter *sa;
439 unsigned int sw_index;
444 rxq = sfc_rxq_by_dp_rxq(dp_rxq);
446 sfc_adapter_lock(sa);
448 sw_index = sfc_rxq_sw_index(rxq);
450 sfc_log_init(sa, "RxQ=%u", sw_index);
452 sa->eth_dev->data->rx_queues[sw_index] = NULL;
454 sfc_rx_qfini(sa, sw_index);
456 sfc_adapter_unlock(sa);
460 sfc_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id,
461 uint16_t nb_tx_desc, unsigned int socket_id,
462 const struct rte_eth_txconf *tx_conf)
464 struct sfc_adapter *sa = dev->data->dev_private;
467 sfc_log_init(sa, "TxQ = %u, nb_tx_desc = %u, socket_id = %u",
468 tx_queue_id, nb_tx_desc, socket_id);
470 sfc_adapter_lock(sa);
472 rc = sfc_tx_qinit(sa, tx_queue_id, nb_tx_desc, socket_id, tx_conf);
476 dev->data->tx_queues[tx_queue_id] = sa->txq_info[tx_queue_id].txq->dp;
478 sfc_adapter_unlock(sa);
482 sfc_adapter_unlock(sa);
488 sfc_tx_queue_release(void *queue)
490 struct sfc_dp_txq *dp_txq = queue;
492 unsigned int sw_index;
493 struct sfc_adapter *sa;
498 txq = sfc_txq_by_dp_txq(dp_txq);
499 sw_index = sfc_txq_sw_index(txq);
501 SFC_ASSERT(txq->evq != NULL);
504 sfc_log_init(sa, "TxQ = %u", sw_index);
506 sfc_adapter_lock(sa);
508 SFC_ASSERT(sw_index < sa->eth_dev->data->nb_tx_queues);
509 sa->eth_dev->data->tx_queues[sw_index] = NULL;
511 sfc_tx_qfini(sa, sw_index);
513 sfc_adapter_unlock(sa);
517 sfc_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
519 struct sfc_adapter *sa = dev->data->dev_private;
520 struct sfc_port *port = &sa->port;
524 rte_spinlock_lock(&port->mac_stats_lock);
526 ret = sfc_port_update_mac_stats(sa);
530 mac_stats = port->mac_stats_buf;
532 if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask,
533 EFX_MAC_VADAPTER_RX_UNICAST_PACKETS)) {
535 mac_stats[EFX_MAC_VADAPTER_RX_UNICAST_PACKETS] +
536 mac_stats[EFX_MAC_VADAPTER_RX_MULTICAST_PACKETS] +
537 mac_stats[EFX_MAC_VADAPTER_RX_BROADCAST_PACKETS];
539 mac_stats[EFX_MAC_VADAPTER_TX_UNICAST_PACKETS] +
540 mac_stats[EFX_MAC_VADAPTER_TX_MULTICAST_PACKETS] +
541 mac_stats[EFX_MAC_VADAPTER_TX_BROADCAST_PACKETS];
543 mac_stats[EFX_MAC_VADAPTER_RX_UNICAST_BYTES] +
544 mac_stats[EFX_MAC_VADAPTER_RX_MULTICAST_BYTES] +
545 mac_stats[EFX_MAC_VADAPTER_RX_BROADCAST_BYTES];
547 mac_stats[EFX_MAC_VADAPTER_TX_UNICAST_BYTES] +
548 mac_stats[EFX_MAC_VADAPTER_TX_MULTICAST_BYTES] +
549 mac_stats[EFX_MAC_VADAPTER_TX_BROADCAST_BYTES];
550 stats->imissed = mac_stats[EFX_MAC_VADAPTER_RX_OVERFLOW];
551 stats->ierrors = mac_stats[EFX_MAC_VADAPTER_RX_BAD_PACKETS];
552 stats->oerrors = mac_stats[EFX_MAC_VADAPTER_TX_BAD_PACKETS];
554 stats->ipackets = mac_stats[EFX_MAC_RX_PKTS];
555 stats->opackets = mac_stats[EFX_MAC_TX_PKTS];
556 stats->ibytes = mac_stats[EFX_MAC_RX_OCTETS];
557 stats->obytes = mac_stats[EFX_MAC_TX_OCTETS];
559 * Take into account stats which are whenever supported
560 * on EF10. If some stat is not supported by current
561 * firmware variant or HW revision, it is guaranteed
562 * to be zero in mac_stats.
565 mac_stats[EFX_MAC_RX_NODESC_DROP_CNT] +
566 mac_stats[EFX_MAC_PM_TRUNC_BB_OVERFLOW] +
567 mac_stats[EFX_MAC_PM_DISCARD_BB_OVERFLOW] +
568 mac_stats[EFX_MAC_PM_TRUNC_VFIFO_FULL] +
569 mac_stats[EFX_MAC_PM_DISCARD_VFIFO_FULL] +
570 mac_stats[EFX_MAC_PM_TRUNC_QBB] +
571 mac_stats[EFX_MAC_PM_DISCARD_QBB] +
572 mac_stats[EFX_MAC_PM_DISCARD_MAPPING] +
573 mac_stats[EFX_MAC_RXDP_Q_DISABLED_PKTS] +
574 mac_stats[EFX_MAC_RXDP_DI_DROPPED_PKTS];
576 mac_stats[EFX_MAC_RX_FCS_ERRORS] +
577 mac_stats[EFX_MAC_RX_ALIGN_ERRORS] +
578 mac_stats[EFX_MAC_RX_JABBER_PKTS];
579 /* no oerrors counters supported on EF10 */
583 rte_spinlock_unlock(&port->mac_stats_lock);
584 SFC_ASSERT(ret >= 0);
589 sfc_stats_reset(struct rte_eth_dev *dev)
591 struct sfc_adapter *sa = dev->data->dev_private;
592 struct sfc_port *port = &sa->port;
595 if (sa->state != SFC_ADAPTER_STARTED) {
597 * The operation cannot be done if port is not started; it
598 * will be scheduled to be done during the next port start
600 port->mac_stats_reset_pending = B_TRUE;
604 rc = sfc_port_reset_mac_stats(sa);
606 sfc_err(sa, "failed to reset statistics (rc = %d)", rc);
610 sfc_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
611 unsigned int xstats_count)
613 struct sfc_adapter *sa = dev->data->dev_private;
614 struct sfc_port *port = &sa->port;
620 rte_spinlock_lock(&port->mac_stats_lock);
622 rc = sfc_port_update_mac_stats(sa);
629 mac_stats = port->mac_stats_buf;
631 for (i = 0; i < EFX_MAC_NSTATS; ++i) {
632 if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i)) {
633 if (xstats != NULL && nstats < (int)xstats_count) {
634 xstats[nstats].id = nstats;
635 xstats[nstats].value = mac_stats[i];
642 rte_spinlock_unlock(&port->mac_stats_lock);
648 sfc_xstats_get_names(struct rte_eth_dev *dev,
649 struct rte_eth_xstat_name *xstats_names,
650 unsigned int xstats_count)
652 struct sfc_adapter *sa = dev->data->dev_private;
653 struct sfc_port *port = &sa->port;
655 unsigned int nstats = 0;
657 for (i = 0; i < EFX_MAC_NSTATS; ++i) {
658 if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i)) {
659 if (xstats_names != NULL && nstats < xstats_count)
660 strncpy(xstats_names[nstats].name,
661 efx_mac_stat_name(sa->nic, i),
662 sizeof(xstats_names[0].name));
671 sfc_xstats_get_by_id(struct rte_eth_dev *dev, const uint64_t *ids,
672 uint64_t *values, unsigned int n)
674 struct sfc_adapter *sa = dev->data->dev_private;
675 struct sfc_port *port = &sa->port;
677 unsigned int nb_supported = 0;
678 unsigned int nb_written = 0;
683 if (unlikely(values == NULL) ||
684 unlikely((ids == NULL) && (n < port->mac_stats_nb_supported)))
685 return port->mac_stats_nb_supported;
687 rte_spinlock_lock(&port->mac_stats_lock);
689 rc = sfc_port_update_mac_stats(sa);
696 mac_stats = port->mac_stats_buf;
698 for (i = 0; (i < EFX_MAC_NSTATS) && (nb_written < n); ++i) {
699 if (!EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i))
702 if ((ids == NULL) || (ids[nb_written] == nb_supported))
703 values[nb_written++] = mac_stats[i];
711 rte_spinlock_unlock(&port->mac_stats_lock);
717 sfc_xstats_get_names_by_id(struct rte_eth_dev *dev,
718 struct rte_eth_xstat_name *xstats_names,
719 const uint64_t *ids, unsigned int size)
721 struct sfc_adapter *sa = dev->data->dev_private;
722 struct sfc_port *port = &sa->port;
723 unsigned int nb_supported = 0;
724 unsigned int nb_written = 0;
727 if (unlikely(xstats_names == NULL) ||
728 unlikely((ids == NULL) && (size < port->mac_stats_nb_supported)))
729 return port->mac_stats_nb_supported;
731 for (i = 0; (i < EFX_MAC_NSTATS) && (nb_written < size); ++i) {
732 if (!EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i))
735 if ((ids == NULL) || (ids[nb_written] == nb_supported)) {
736 char *name = xstats_names[nb_written++].name;
738 strncpy(name, efx_mac_stat_name(sa->nic, i),
739 sizeof(xstats_names[0].name));
740 name[sizeof(xstats_names[0].name) - 1] = '\0';
750 sfc_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
752 struct sfc_adapter *sa = dev->data->dev_private;
753 unsigned int wanted_fc, link_fc;
755 memset(fc_conf, 0, sizeof(*fc_conf));
757 sfc_adapter_lock(sa);
759 if (sa->state == SFC_ADAPTER_STARTED)
760 efx_mac_fcntl_get(sa->nic, &wanted_fc, &link_fc);
762 link_fc = sa->port.flow_ctrl;
766 fc_conf->mode = RTE_FC_NONE;
768 case EFX_FCNTL_RESPOND:
769 fc_conf->mode = RTE_FC_RX_PAUSE;
771 case EFX_FCNTL_GENERATE:
772 fc_conf->mode = RTE_FC_TX_PAUSE;
774 case (EFX_FCNTL_RESPOND | EFX_FCNTL_GENERATE):
775 fc_conf->mode = RTE_FC_FULL;
778 sfc_err(sa, "%s: unexpected flow control value %#x",
782 fc_conf->autoneg = sa->port.flow_ctrl_autoneg;
784 sfc_adapter_unlock(sa);
790 sfc_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
792 struct sfc_adapter *sa = dev->data->dev_private;
793 struct sfc_port *port = &sa->port;
797 if (fc_conf->high_water != 0 || fc_conf->low_water != 0 ||
798 fc_conf->pause_time != 0 || fc_conf->send_xon != 0 ||
799 fc_conf->mac_ctrl_frame_fwd != 0) {
800 sfc_err(sa, "unsupported flow control settings specified");
805 switch (fc_conf->mode) {
809 case RTE_FC_RX_PAUSE:
810 fcntl = EFX_FCNTL_RESPOND;
812 case RTE_FC_TX_PAUSE:
813 fcntl = EFX_FCNTL_GENERATE;
816 fcntl = EFX_FCNTL_RESPOND | EFX_FCNTL_GENERATE;
823 sfc_adapter_lock(sa);
825 if (sa->state == SFC_ADAPTER_STARTED) {
826 rc = efx_mac_fcntl_set(sa->nic, fcntl, fc_conf->autoneg);
828 goto fail_mac_fcntl_set;
831 port->flow_ctrl = fcntl;
832 port->flow_ctrl_autoneg = fc_conf->autoneg;
834 sfc_adapter_unlock(sa);
839 sfc_adapter_unlock(sa);
846 sfc_dev_set_mtu(struct rte_eth_dev *dev, uint16_t mtu)
848 struct sfc_adapter *sa = dev->data->dev_private;
849 size_t pdu = EFX_MAC_PDU(mtu);
853 sfc_log_init(sa, "mtu=%u", mtu);
856 if (pdu < EFX_MAC_PDU_MIN) {
857 sfc_err(sa, "too small MTU %u (PDU size %u less than min %u)",
858 (unsigned int)mtu, (unsigned int)pdu,
862 if (pdu > EFX_MAC_PDU_MAX) {
863 sfc_err(sa, "too big MTU %u (PDU size %u greater than max %u)",
864 (unsigned int)mtu, (unsigned int)pdu,
869 sfc_adapter_lock(sa);
871 if (pdu != sa->port.pdu) {
872 if (sa->state == SFC_ADAPTER_STARTED) {
875 old_pdu = sa->port.pdu;
886 * The driver does not use it, but other PMDs update jumbo_frame
887 * flag and max_rx_pkt_len when MTU is set.
889 if (mtu > ETHER_MAX_LEN) {
890 struct rte_eth_rxmode *rxmode = &dev->data->dev_conf.rxmode;
892 rxmode->offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;
893 rxmode->jumbo_frame = 1;
896 dev->data->dev_conf.rxmode.max_rx_pkt_len = sa->port.pdu;
898 sfc_adapter_unlock(sa);
900 sfc_log_init(sa, "done");
904 sa->port.pdu = old_pdu;
905 if (sfc_start(sa) != 0)
906 sfc_err(sa, "cannot start with neither new (%u) nor old (%u) "
907 "PDU max size - port is stopped",
908 (unsigned int)pdu, (unsigned int)old_pdu);
909 sfc_adapter_unlock(sa);
912 sfc_log_init(sa, "failed %d", rc);
917 sfc_mac_addr_set(struct rte_eth_dev *dev, struct ether_addr *mac_addr)
919 struct sfc_adapter *sa = dev->data->dev_private;
920 const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
921 struct sfc_port *port = &sa->port;
922 struct ether_addr *old_addr = &dev->data->mac_addrs[0];
925 sfc_adapter_lock(sa);
928 * Copy the address to the device private data so that
929 * it could be recalled in the case of adapter restart.
931 ether_addr_copy(mac_addr, &port->default_mac_addr);
934 * Neither of the two following checks can return
935 * an error. The new MAC address is preserved in
936 * the device private data and can be activated
937 * on the next port start if the user prevents
938 * isolated mode from being enabled.
940 if (port->isolated) {
941 sfc_warn(sa, "isolated mode is active on the port");
942 sfc_warn(sa, "will not set MAC address");
946 if (sa->state != SFC_ADAPTER_STARTED) {
947 sfc_notice(sa, "the port is not started");
948 sfc_notice(sa, "the new MAC address will be set on port start");
953 if (encp->enc_allow_set_mac_with_installed_filters) {
954 rc = efx_mac_addr_set(sa->nic, mac_addr->addr_bytes);
956 sfc_err(sa, "cannot set MAC address (rc = %u)", rc);
961 * Changing the MAC address by means of MCDI request
962 * has no effect on received traffic, therefore
963 * we also need to update unicast filters
965 rc = sfc_set_rx_mode(sa);
967 sfc_err(sa, "cannot set filter (rc = %u)", rc);
968 /* Rollback the old address */
969 (void)efx_mac_addr_set(sa->nic, old_addr->addr_bytes);
970 (void)sfc_set_rx_mode(sa);
973 sfc_warn(sa, "cannot set MAC address with filters installed");
974 sfc_warn(sa, "adapter will be restarted to pick the new MAC");
975 sfc_warn(sa, "(some traffic may be dropped)");
978 * Since setting MAC address with filters installed is not
979 * allowed on the adapter, the new MAC address will be set
980 * by means of adapter restart. sfc_start() shall retrieve
981 * the new address from the device private data and set it.
986 sfc_err(sa, "cannot restart adapter (rc = %u)", rc);
991 ether_addr_copy(old_addr, &port->default_mac_addr);
993 sfc_adapter_unlock(sa);
1001 sfc_set_mc_addr_list(struct rte_eth_dev *dev, struct ether_addr *mc_addr_set,
1002 uint32_t nb_mc_addr)
1004 struct sfc_adapter *sa = dev->data->dev_private;
1005 struct sfc_port *port = &sa->port;
1006 uint8_t *mc_addrs = port->mcast_addrs;
1010 if (port->isolated) {
1011 sfc_err(sa, "isolated mode is active on the port");
1012 sfc_err(sa, "will not set multicast address list");
1016 if (mc_addrs == NULL)
1019 if (nb_mc_addr > port->max_mcast_addrs) {
1020 sfc_err(sa, "too many multicast addresses: %u > %u",
1021 nb_mc_addr, port->max_mcast_addrs);
1025 for (i = 0; i < nb_mc_addr; ++i) {
1026 rte_memcpy(mc_addrs, mc_addr_set[i].addr_bytes,
1028 mc_addrs += EFX_MAC_ADDR_LEN;
1031 port->nb_mcast_addrs = nb_mc_addr;
1033 if (sa->state != SFC_ADAPTER_STARTED)
1036 rc = efx_mac_multicast_list_set(sa->nic, port->mcast_addrs,
1037 port->nb_mcast_addrs);
1039 sfc_err(sa, "cannot set multicast address list (rc = %u)", rc);
1046 * The function is used by the secondary process as well. It must not
1047 * use any process-local pointers from the adapter data.
1050 sfc_rx_queue_info_get(struct rte_eth_dev *dev, uint16_t rx_queue_id,
1051 struct rte_eth_rxq_info *qinfo)
1053 struct sfc_adapter *sa = dev->data->dev_private;
1054 struct sfc_rxq_info *rxq_info;
1055 struct sfc_rxq *rxq;
1057 sfc_adapter_lock(sa);
1059 SFC_ASSERT(rx_queue_id < sa->rxq_count);
1061 rxq_info = &sa->rxq_info[rx_queue_id];
1062 rxq = rxq_info->rxq;
1063 SFC_ASSERT(rxq != NULL);
1065 qinfo->mp = rxq->refill_mb_pool;
1066 qinfo->conf.rx_free_thresh = rxq->refill_threshold;
1067 qinfo->conf.rx_drop_en = 1;
1068 qinfo->conf.rx_deferred_start = rxq_info->deferred_start;
1069 qinfo->conf.offloads = DEV_RX_OFFLOAD_IPV4_CKSUM |
1070 DEV_RX_OFFLOAD_UDP_CKSUM |
1071 DEV_RX_OFFLOAD_TCP_CKSUM;
1072 if (rxq_info->type_flags & EFX_RXQ_FLAG_SCATTER) {
1073 qinfo->conf.offloads |= DEV_RX_OFFLOAD_SCATTER;
1074 qinfo->scattered_rx = 1;
1076 qinfo->nb_desc = rxq_info->entries;
1078 sfc_adapter_unlock(sa);
1082 * The function is used by the secondary process as well. It must not
1083 * use any process-local pointers from the adapter data.
1086 sfc_tx_queue_info_get(struct rte_eth_dev *dev, uint16_t tx_queue_id,
1087 struct rte_eth_txq_info *qinfo)
1089 struct sfc_adapter *sa = dev->data->dev_private;
1090 struct sfc_txq_info *txq_info;
1092 sfc_adapter_lock(sa);
1094 SFC_ASSERT(tx_queue_id < sa->txq_count);
1096 txq_info = &sa->txq_info[tx_queue_id];
1097 SFC_ASSERT(txq_info->txq != NULL);
1099 memset(qinfo, 0, sizeof(*qinfo));
1101 qinfo->conf.txq_flags = txq_info->txq->flags;
1102 qinfo->conf.offloads = txq_info->txq->offloads;
1103 qinfo->conf.tx_free_thresh = txq_info->txq->free_thresh;
1104 qinfo->conf.tx_deferred_start = txq_info->deferred_start;
1105 qinfo->nb_desc = txq_info->entries;
1107 sfc_adapter_unlock(sa);
1111 sfc_rx_queue_count(struct rte_eth_dev *dev, uint16_t rx_queue_id)
1113 struct sfc_adapter *sa = dev->data->dev_private;
1115 sfc_log_init(sa, "RxQ=%u", rx_queue_id);
1117 return sfc_rx_qdesc_npending(sa, rx_queue_id);
1121 sfc_rx_descriptor_done(void *queue, uint16_t offset)
1123 struct sfc_dp_rxq *dp_rxq = queue;
1125 return sfc_rx_qdesc_done(dp_rxq, offset);
1129 sfc_rx_descriptor_status(void *queue, uint16_t offset)
1131 struct sfc_dp_rxq *dp_rxq = queue;
1132 struct sfc_rxq *rxq = sfc_rxq_by_dp_rxq(dp_rxq);
1134 return rxq->evq->sa->dp_rx->qdesc_status(dp_rxq, offset);
1138 sfc_tx_descriptor_status(void *queue, uint16_t offset)
1140 struct sfc_dp_txq *dp_txq = queue;
1141 struct sfc_txq *txq = sfc_txq_by_dp_txq(dp_txq);
1143 return txq->evq->sa->dp_tx->qdesc_status(dp_txq, offset);
1147 sfc_rx_queue_start(struct rte_eth_dev *dev, uint16_t rx_queue_id)
1149 struct sfc_adapter *sa = dev->data->dev_private;
1152 sfc_log_init(sa, "RxQ=%u", rx_queue_id);
1154 sfc_adapter_lock(sa);
1157 if (sa->state != SFC_ADAPTER_STARTED)
1158 goto fail_not_started;
1160 rc = sfc_rx_qstart(sa, rx_queue_id);
1162 goto fail_rx_qstart;
1164 sa->rxq_info[rx_queue_id].deferred_started = B_TRUE;
1166 sfc_adapter_unlock(sa);
1172 sfc_adapter_unlock(sa);
1178 sfc_rx_queue_stop(struct rte_eth_dev *dev, uint16_t rx_queue_id)
1180 struct sfc_adapter *sa = dev->data->dev_private;
1182 sfc_log_init(sa, "RxQ=%u", rx_queue_id);
1184 sfc_adapter_lock(sa);
1185 sfc_rx_qstop(sa, rx_queue_id);
1187 sa->rxq_info[rx_queue_id].deferred_started = B_FALSE;
1189 sfc_adapter_unlock(sa);
1195 sfc_tx_queue_start(struct rte_eth_dev *dev, uint16_t tx_queue_id)
1197 struct sfc_adapter *sa = dev->data->dev_private;
1200 sfc_log_init(sa, "TxQ = %u", tx_queue_id);
1202 sfc_adapter_lock(sa);
1205 if (sa->state != SFC_ADAPTER_STARTED)
1206 goto fail_not_started;
1208 rc = sfc_tx_qstart(sa, tx_queue_id);
1210 goto fail_tx_qstart;
1212 sa->txq_info[tx_queue_id].deferred_started = B_TRUE;
1214 sfc_adapter_unlock(sa);
1220 sfc_adapter_unlock(sa);
1226 sfc_tx_queue_stop(struct rte_eth_dev *dev, uint16_t tx_queue_id)
1228 struct sfc_adapter *sa = dev->data->dev_private;
1230 sfc_log_init(sa, "TxQ = %u", tx_queue_id);
1232 sfc_adapter_lock(sa);
1234 sfc_tx_qstop(sa, tx_queue_id);
1236 sa->txq_info[tx_queue_id].deferred_started = B_FALSE;
1238 sfc_adapter_unlock(sa);
1242 static efx_tunnel_protocol_t
1243 sfc_tunnel_rte_type_to_efx_udp_proto(enum rte_eth_tunnel_type rte_type)
1246 case RTE_TUNNEL_TYPE_VXLAN:
1247 return EFX_TUNNEL_PROTOCOL_VXLAN;
1248 case RTE_TUNNEL_TYPE_GENEVE:
1249 return EFX_TUNNEL_PROTOCOL_GENEVE;
1251 return EFX_TUNNEL_NPROTOS;
1255 enum sfc_udp_tunnel_op_e {
1256 SFC_UDP_TUNNEL_ADD_PORT,
1257 SFC_UDP_TUNNEL_DEL_PORT,
1261 sfc_dev_udp_tunnel_op(struct rte_eth_dev *dev,
1262 struct rte_eth_udp_tunnel *tunnel_udp,
1263 enum sfc_udp_tunnel_op_e op)
1265 struct sfc_adapter *sa = dev->data->dev_private;
1266 efx_tunnel_protocol_t tunnel_proto;
1269 sfc_log_init(sa, "%s udp_port=%u prot_type=%u",
1270 (op == SFC_UDP_TUNNEL_ADD_PORT) ? "add" :
1271 (op == SFC_UDP_TUNNEL_DEL_PORT) ? "delete" : "unknown",
1272 tunnel_udp->udp_port, tunnel_udp->prot_type);
1275 sfc_tunnel_rte_type_to_efx_udp_proto(tunnel_udp->prot_type);
1276 if (tunnel_proto >= EFX_TUNNEL_NPROTOS) {
1278 goto fail_bad_proto;
1281 sfc_adapter_lock(sa);
1284 case SFC_UDP_TUNNEL_ADD_PORT:
1285 rc = efx_tunnel_config_udp_add(sa->nic,
1286 tunnel_udp->udp_port,
1289 case SFC_UDP_TUNNEL_DEL_PORT:
1290 rc = efx_tunnel_config_udp_remove(sa->nic,
1291 tunnel_udp->udp_port,
1302 if (sa->state == SFC_ADAPTER_STARTED) {
1303 rc = efx_tunnel_reconfigure(sa->nic);
1306 * Configuration is accepted by FW and MC reboot
1307 * is initiated to apply the changes. MC reboot
1308 * will be handled in a usual way (MC reboot
1309 * event on management event queue and adapter
1313 } else if (rc != 0) {
1314 goto fail_reconfigure;
1318 sfc_adapter_unlock(sa);
1322 /* Remove/restore entry since the change makes the trouble */
1324 case SFC_UDP_TUNNEL_ADD_PORT:
1325 (void)efx_tunnel_config_udp_remove(sa->nic,
1326 tunnel_udp->udp_port,
1329 case SFC_UDP_TUNNEL_DEL_PORT:
1330 (void)efx_tunnel_config_udp_add(sa->nic,
1331 tunnel_udp->udp_port,
1338 sfc_adapter_unlock(sa);
1346 sfc_dev_udp_tunnel_port_add(struct rte_eth_dev *dev,
1347 struct rte_eth_udp_tunnel *tunnel_udp)
1349 return sfc_dev_udp_tunnel_op(dev, tunnel_udp, SFC_UDP_TUNNEL_ADD_PORT);
1353 sfc_dev_udp_tunnel_port_del(struct rte_eth_dev *dev,
1354 struct rte_eth_udp_tunnel *tunnel_udp)
1356 return sfc_dev_udp_tunnel_op(dev, tunnel_udp, SFC_UDP_TUNNEL_DEL_PORT);
1360 sfc_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
1361 struct rte_eth_rss_conf *rss_conf)
1363 struct sfc_adapter *sa = dev->data->dev_private;
1364 struct sfc_rss *rss = &sa->rss;
1365 struct sfc_port *port = &sa->port;
1367 if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE || port->isolated)
1370 if (rss->channels == 0)
1373 sfc_adapter_lock(sa);
1376 * Mapping of hash configuration between RTE and EFX is not one-to-one,
1377 * hence, conversion is done here to derive a correct set of ETH_RSS
1378 * flags which corresponds to the active EFX configuration stored
1379 * locally in 'sfc_adapter' and kept up-to-date
1381 rss_conf->rss_hf = sfc_efx_to_rte_hash_type(rss->hash_types);
1382 rss_conf->rss_key_len = EFX_RSS_KEY_SIZE;
1383 if (rss_conf->rss_key != NULL)
1384 rte_memcpy(rss_conf->rss_key, rss->key, EFX_RSS_KEY_SIZE);
1386 sfc_adapter_unlock(sa);
1392 sfc_dev_rss_hash_update(struct rte_eth_dev *dev,
1393 struct rte_eth_rss_conf *rss_conf)
1395 struct sfc_adapter *sa = dev->data->dev_private;
1396 struct sfc_rss *rss = &sa->rss;
1397 struct sfc_port *port = &sa->port;
1398 unsigned int efx_hash_types;
1404 if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE) {
1405 sfc_err(sa, "RSS is not available");
1409 if (rss->channels == 0) {
1410 sfc_err(sa, "RSS is not configured");
1414 if ((rss_conf->rss_key != NULL) &&
1415 (rss_conf->rss_key_len != sizeof(rss->key))) {
1416 sfc_err(sa, "RSS key size is wrong (should be %lu)",
1421 if ((rss_conf->rss_hf & ~SFC_RSS_OFFLOADS) != 0) {
1422 sfc_err(sa, "unsupported hash functions requested");
1426 sfc_adapter_lock(sa);
1428 efx_hash_types = sfc_rte_to_efx_hash_type(rss_conf->rss_hf);
1430 rc = efx_rx_scale_mode_set(sa->nic, EFX_RSS_CONTEXT_DEFAULT,
1431 EFX_RX_HASHALG_TOEPLITZ,
1432 efx_hash_types, B_TRUE);
1434 goto fail_scale_mode_set;
1436 if (rss_conf->rss_key != NULL) {
1437 if (sa->state == SFC_ADAPTER_STARTED) {
1438 rc = efx_rx_scale_key_set(sa->nic,
1439 EFX_RSS_CONTEXT_DEFAULT,
1443 goto fail_scale_key_set;
1446 rte_memcpy(rss->key, rss_conf->rss_key, sizeof(rss->key));
1449 rss->hash_types = efx_hash_types;
1451 sfc_adapter_unlock(sa);
1456 if (efx_rx_scale_mode_set(sa->nic, EFX_RSS_CONTEXT_DEFAULT,
1457 EFX_RX_HASHALG_TOEPLITZ,
1458 rss->hash_types, B_TRUE) != 0)
1459 sfc_err(sa, "failed to restore RSS mode");
1461 fail_scale_mode_set:
1462 sfc_adapter_unlock(sa);
1467 sfc_dev_rss_reta_query(struct rte_eth_dev *dev,
1468 struct rte_eth_rss_reta_entry64 *reta_conf,
1471 struct sfc_adapter *sa = dev->data->dev_private;
1472 struct sfc_rss *rss = &sa->rss;
1473 struct sfc_port *port = &sa->port;
1476 if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE || port->isolated)
1479 if (rss->channels == 0)
1482 if (reta_size != EFX_RSS_TBL_SIZE)
1485 sfc_adapter_lock(sa);
1487 for (entry = 0; entry < reta_size; entry++) {
1488 int grp = entry / RTE_RETA_GROUP_SIZE;
1489 int grp_idx = entry % RTE_RETA_GROUP_SIZE;
1491 if ((reta_conf[grp].mask >> grp_idx) & 1)
1492 reta_conf[grp].reta[grp_idx] = rss->tbl[entry];
1495 sfc_adapter_unlock(sa);
1501 sfc_dev_rss_reta_update(struct rte_eth_dev *dev,
1502 struct rte_eth_rss_reta_entry64 *reta_conf,
1505 struct sfc_adapter *sa = dev->data->dev_private;
1506 struct sfc_rss *rss = &sa->rss;
1507 struct sfc_port *port = &sa->port;
1508 unsigned int *rss_tbl_new;
1516 if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE) {
1517 sfc_err(sa, "RSS is not available");
1521 if (rss->channels == 0) {
1522 sfc_err(sa, "RSS is not configured");
1526 if (reta_size != EFX_RSS_TBL_SIZE) {
1527 sfc_err(sa, "RETA size is wrong (should be %u)",
1532 rss_tbl_new = rte_zmalloc("rss_tbl_new", sizeof(rss->tbl), 0);
1533 if (rss_tbl_new == NULL)
1536 sfc_adapter_lock(sa);
1538 rte_memcpy(rss_tbl_new, rss->tbl, sizeof(rss->tbl));
1540 for (entry = 0; entry < reta_size; entry++) {
1541 int grp_idx = entry % RTE_RETA_GROUP_SIZE;
1542 struct rte_eth_rss_reta_entry64 *grp;
1544 grp = &reta_conf[entry / RTE_RETA_GROUP_SIZE];
1546 if (grp->mask & (1ull << grp_idx)) {
1547 if (grp->reta[grp_idx] >= rss->channels) {
1549 goto bad_reta_entry;
1551 rss_tbl_new[entry] = grp->reta[grp_idx];
1555 if (sa->state == SFC_ADAPTER_STARTED) {
1556 rc = efx_rx_scale_tbl_set(sa->nic, EFX_RSS_CONTEXT_DEFAULT,
1557 rss_tbl_new, EFX_RSS_TBL_SIZE);
1559 goto fail_scale_tbl_set;
1562 rte_memcpy(rss->tbl, rss_tbl_new, sizeof(rss->tbl));
1566 sfc_adapter_unlock(sa);
1568 rte_free(rss_tbl_new);
1570 SFC_ASSERT(rc >= 0);
1575 sfc_dev_filter_ctrl(struct rte_eth_dev *dev, enum rte_filter_type filter_type,
1576 enum rte_filter_op filter_op,
1579 struct sfc_adapter *sa = dev->data->dev_private;
1582 sfc_log_init(sa, "entry");
1584 switch (filter_type) {
1585 case RTE_ETH_FILTER_NONE:
1586 sfc_err(sa, "Global filters configuration not supported");
1588 case RTE_ETH_FILTER_MACVLAN:
1589 sfc_err(sa, "MACVLAN filters not supported");
1591 case RTE_ETH_FILTER_ETHERTYPE:
1592 sfc_err(sa, "EtherType filters not supported");
1594 case RTE_ETH_FILTER_FLEXIBLE:
1595 sfc_err(sa, "Flexible filters not supported");
1597 case RTE_ETH_FILTER_SYN:
1598 sfc_err(sa, "SYN filters not supported");
1600 case RTE_ETH_FILTER_NTUPLE:
1601 sfc_err(sa, "NTUPLE filters not supported");
1603 case RTE_ETH_FILTER_TUNNEL:
1604 sfc_err(sa, "Tunnel filters not supported");
1606 case RTE_ETH_FILTER_FDIR:
1607 sfc_err(sa, "Flow Director filters not supported");
1609 case RTE_ETH_FILTER_HASH:
1610 sfc_err(sa, "Hash filters not supported");
1612 case RTE_ETH_FILTER_GENERIC:
1613 if (filter_op != RTE_ETH_FILTER_GET) {
1616 *(const void **)arg = &sfc_flow_ops;
1621 sfc_err(sa, "Unknown filter type %u", filter_type);
1625 sfc_log_init(sa, "exit: %d", -rc);
1626 SFC_ASSERT(rc >= 0);
1630 static const struct eth_dev_ops sfc_eth_dev_ops = {
1631 .dev_configure = sfc_dev_configure,
1632 .dev_start = sfc_dev_start,
1633 .dev_stop = sfc_dev_stop,
1634 .dev_set_link_up = sfc_dev_set_link_up,
1635 .dev_set_link_down = sfc_dev_set_link_down,
1636 .dev_close = sfc_dev_close,
1637 .promiscuous_enable = sfc_dev_promisc_enable,
1638 .promiscuous_disable = sfc_dev_promisc_disable,
1639 .allmulticast_enable = sfc_dev_allmulti_enable,
1640 .allmulticast_disable = sfc_dev_allmulti_disable,
1641 .link_update = sfc_dev_link_update,
1642 .stats_get = sfc_stats_get,
1643 .stats_reset = sfc_stats_reset,
1644 .xstats_get = sfc_xstats_get,
1645 .xstats_reset = sfc_stats_reset,
1646 .xstats_get_names = sfc_xstats_get_names,
1647 .dev_infos_get = sfc_dev_infos_get,
1648 .dev_supported_ptypes_get = sfc_dev_supported_ptypes_get,
1649 .mtu_set = sfc_dev_set_mtu,
1650 .rx_queue_start = sfc_rx_queue_start,
1651 .rx_queue_stop = sfc_rx_queue_stop,
1652 .tx_queue_start = sfc_tx_queue_start,
1653 .tx_queue_stop = sfc_tx_queue_stop,
1654 .rx_queue_setup = sfc_rx_queue_setup,
1655 .rx_queue_release = sfc_rx_queue_release,
1656 .rx_queue_count = sfc_rx_queue_count,
1657 .rx_descriptor_done = sfc_rx_descriptor_done,
1658 .rx_descriptor_status = sfc_rx_descriptor_status,
1659 .tx_descriptor_status = sfc_tx_descriptor_status,
1660 .tx_queue_setup = sfc_tx_queue_setup,
1661 .tx_queue_release = sfc_tx_queue_release,
1662 .flow_ctrl_get = sfc_flow_ctrl_get,
1663 .flow_ctrl_set = sfc_flow_ctrl_set,
1664 .mac_addr_set = sfc_mac_addr_set,
1665 .udp_tunnel_port_add = sfc_dev_udp_tunnel_port_add,
1666 .udp_tunnel_port_del = sfc_dev_udp_tunnel_port_del,
1667 .reta_update = sfc_dev_rss_reta_update,
1668 .reta_query = sfc_dev_rss_reta_query,
1669 .rss_hash_update = sfc_dev_rss_hash_update,
1670 .rss_hash_conf_get = sfc_dev_rss_hash_conf_get,
1671 .filter_ctrl = sfc_dev_filter_ctrl,
1672 .set_mc_addr_list = sfc_set_mc_addr_list,
1673 .rxq_info_get = sfc_rx_queue_info_get,
1674 .txq_info_get = sfc_tx_queue_info_get,
1675 .fw_version_get = sfc_fw_version_get,
1676 .xstats_get_by_id = sfc_xstats_get_by_id,
1677 .xstats_get_names_by_id = sfc_xstats_get_names_by_id,
1681 * Duplicate a string in potentially shared memory required for
1682 * multi-process support.
1684 * strdup() allocates from process-local heap/memory.
1687 sfc_strdup(const char *str)
1695 size = strlen(str) + 1;
1696 copy = rte_malloc(__func__, size, 0);
1698 rte_memcpy(copy, str, size);
1704 sfc_eth_dev_set_ops(struct rte_eth_dev *dev)
1706 struct sfc_adapter *sa = dev->data->dev_private;
1707 unsigned int avail_caps = 0;
1708 const char *rx_name = NULL;
1709 const char *tx_name = NULL;
1712 switch (sa->family) {
1713 case EFX_FAMILY_HUNTINGTON:
1714 case EFX_FAMILY_MEDFORD:
1715 case EFX_FAMILY_MEDFORD2:
1716 avail_caps |= SFC_DP_HW_FW_CAP_EF10;
1722 rc = sfc_kvargs_process(sa, SFC_KVARG_RX_DATAPATH,
1723 sfc_kvarg_string_handler, &rx_name);
1725 goto fail_kvarg_rx_datapath;
1727 if (rx_name != NULL) {
1728 sa->dp_rx = sfc_dp_find_rx_by_name(&sfc_dp_head, rx_name);
1729 if (sa->dp_rx == NULL) {
1730 sfc_err(sa, "Rx datapath %s not found", rx_name);
1734 if (!sfc_dp_match_hw_fw_caps(&sa->dp_rx->dp, avail_caps)) {
1736 "Insufficient Hw/FW capabilities to use Rx datapath %s",
1739 goto fail_dp_rx_caps;
1742 sa->dp_rx = sfc_dp_find_rx_by_caps(&sfc_dp_head, avail_caps);
1743 if (sa->dp_rx == NULL) {
1744 sfc_err(sa, "Rx datapath by caps %#x not found",
1751 sa->dp_rx_name = sfc_strdup(sa->dp_rx->dp.name);
1752 if (sa->dp_rx_name == NULL) {
1754 goto fail_dp_rx_name;
1757 sfc_notice(sa, "use %s Rx datapath", sa->dp_rx_name);
1759 dev->rx_pkt_burst = sa->dp_rx->pkt_burst;
1761 rc = sfc_kvargs_process(sa, SFC_KVARG_TX_DATAPATH,
1762 sfc_kvarg_string_handler, &tx_name);
1764 goto fail_kvarg_tx_datapath;
1766 if (tx_name != NULL) {
1767 sa->dp_tx = sfc_dp_find_tx_by_name(&sfc_dp_head, tx_name);
1768 if (sa->dp_tx == NULL) {
1769 sfc_err(sa, "Tx datapath %s not found", tx_name);
1773 if (!sfc_dp_match_hw_fw_caps(&sa->dp_tx->dp, avail_caps)) {
1775 "Insufficient Hw/FW capabilities to use Tx datapath %s",
1778 goto fail_dp_tx_caps;
1781 sa->dp_tx = sfc_dp_find_tx_by_caps(&sfc_dp_head, avail_caps);
1782 if (sa->dp_tx == NULL) {
1783 sfc_err(sa, "Tx datapath by caps %#x not found",
1790 sa->dp_tx_name = sfc_strdup(sa->dp_tx->dp.name);
1791 if (sa->dp_tx_name == NULL) {
1793 goto fail_dp_tx_name;
1796 sfc_notice(sa, "use %s Tx datapath", sa->dp_tx_name);
1798 dev->tx_pkt_burst = sa->dp_tx->pkt_burst;
1800 dev->dev_ops = &sfc_eth_dev_ops;
1809 fail_kvarg_tx_datapath:
1810 rte_free(sa->dp_rx_name);
1811 sa->dp_rx_name = NULL;
1818 fail_kvarg_rx_datapath:
1823 sfc_eth_dev_clear_ops(struct rte_eth_dev *dev)
1825 struct sfc_adapter *sa = dev->data->dev_private;
1827 dev->dev_ops = NULL;
1828 dev->rx_pkt_burst = NULL;
1829 dev->tx_pkt_burst = NULL;
1831 rte_free(sa->dp_tx_name);
1832 sa->dp_tx_name = NULL;
1835 rte_free(sa->dp_rx_name);
1836 sa->dp_rx_name = NULL;
1840 static const struct eth_dev_ops sfc_eth_dev_secondary_ops = {
1841 .rxq_info_get = sfc_rx_queue_info_get,
1842 .txq_info_get = sfc_tx_queue_info_get,
1846 sfc_eth_dev_secondary_set_ops(struct rte_eth_dev *dev)
1849 * Device private data has really many process-local pointers.
1850 * Below code should be extremely careful to use data located
1851 * in shared memory only.
1853 struct sfc_adapter *sa = dev->data->dev_private;
1854 const struct sfc_dp_rx *dp_rx;
1855 const struct sfc_dp_tx *dp_tx;
1858 dp_rx = sfc_dp_find_rx_by_name(&sfc_dp_head, sa->dp_rx_name);
1859 if (dp_rx == NULL) {
1860 sfc_err(sa, "cannot find %s Rx datapath", sa->dp_tx_name);
1864 if (~dp_rx->features & SFC_DP_RX_FEAT_MULTI_PROCESS) {
1865 sfc_err(sa, "%s Rx datapath does not support multi-process",
1868 goto fail_dp_rx_multi_process;
1871 dp_tx = sfc_dp_find_tx_by_name(&sfc_dp_head, sa->dp_tx_name);
1872 if (dp_tx == NULL) {
1873 sfc_err(sa, "cannot find %s Tx datapath", sa->dp_tx_name);
1877 if (~dp_tx->features & SFC_DP_TX_FEAT_MULTI_PROCESS) {
1878 sfc_err(sa, "%s Tx datapath does not support multi-process",
1881 goto fail_dp_tx_multi_process;
1884 dev->rx_pkt_burst = dp_rx->pkt_burst;
1885 dev->tx_pkt_burst = dp_tx->pkt_burst;
1886 dev->dev_ops = &sfc_eth_dev_secondary_ops;
1890 fail_dp_tx_multi_process:
1892 fail_dp_rx_multi_process:
1898 sfc_eth_dev_secondary_clear_ops(struct rte_eth_dev *dev)
1900 dev->dev_ops = NULL;
1901 dev->tx_pkt_burst = NULL;
1902 dev->rx_pkt_burst = NULL;
1906 sfc_register_dp(void)
1909 if (TAILQ_EMPTY(&sfc_dp_head)) {
1910 /* Prefer EF10 datapath */
1911 sfc_dp_register(&sfc_dp_head, &sfc_ef10_rx.dp);
1912 sfc_dp_register(&sfc_dp_head, &sfc_efx_rx.dp);
1914 sfc_dp_register(&sfc_dp_head, &sfc_ef10_tx.dp);
1915 sfc_dp_register(&sfc_dp_head, &sfc_efx_tx.dp);
1916 sfc_dp_register(&sfc_dp_head, &sfc_ef10_simple_tx.dp);
1921 sfc_eth_dev_init(struct rte_eth_dev *dev)
1923 struct sfc_adapter *sa = dev->data->dev_private;
1924 struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
1926 const efx_nic_cfg_t *encp;
1927 const struct ether_addr *from;
1931 if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1932 return -sfc_eth_dev_secondary_set_ops(dev);
1934 /* Required for logging */
1935 sa->pci_addr = pci_dev->addr;
1936 sa->port_id = dev->data->port_id;
1940 /* Copy PCI device info to the dev->data */
1941 rte_eth_copy_pci_info(dev, pci_dev);
1943 sa->logtype_main = sfc_register_logtype(sa, SFC_LOGTYPE_MAIN_STR,
1946 rc = sfc_kvargs_parse(sa);
1948 goto fail_kvargs_parse;
1950 sfc_log_init(sa, "entry");
1952 dev->data->mac_addrs = rte_zmalloc("sfc", ETHER_ADDR_LEN, 0);
1953 if (dev->data->mac_addrs == NULL) {
1955 goto fail_mac_addrs;
1958 sfc_adapter_lock_init(sa);
1959 sfc_adapter_lock(sa);
1961 sfc_log_init(sa, "probing");
1966 sfc_log_init(sa, "set device ops");
1967 rc = sfc_eth_dev_set_ops(dev);
1971 sfc_log_init(sa, "attaching");
1972 rc = sfc_attach(sa);
1976 encp = efx_nic_cfg_get(sa->nic);
1979 * The arguments are really reverse order in comparison to
1980 * Linux kernel. Copy from NIC config to Ethernet device data.
1982 from = (const struct ether_addr *)(encp->enc_mac_addr);
1983 ether_addr_copy(from, &dev->data->mac_addrs[0]);
1985 sfc_adapter_unlock(sa);
1987 sfc_log_init(sa, "done");
1991 sfc_eth_dev_clear_ops(dev);
1997 sfc_adapter_unlock(sa);
1998 sfc_adapter_lock_fini(sa);
1999 rte_free(dev->data->mac_addrs);
2000 dev->data->mac_addrs = NULL;
2003 sfc_kvargs_cleanup(sa);
2006 sfc_log_init(sa, "failed %d", rc);
2012 sfc_eth_dev_uninit(struct rte_eth_dev *dev)
2014 struct sfc_adapter *sa;
2016 if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
2017 sfc_eth_dev_secondary_clear_ops(dev);
2021 sa = dev->data->dev_private;
2022 sfc_log_init(sa, "entry");
2024 sfc_adapter_lock(sa);
2026 sfc_eth_dev_clear_ops(dev);
2031 rte_free(dev->data->mac_addrs);
2032 dev->data->mac_addrs = NULL;
2034 sfc_kvargs_cleanup(sa);
2036 sfc_adapter_unlock(sa);
2037 sfc_adapter_lock_fini(sa);
2039 sfc_log_init(sa, "done");
2041 /* Required for logging, so cleanup last */
2046 static const struct rte_pci_id pci_id_sfc_efx_map[] = {
2047 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_FARMINGDALE) },
2048 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_FARMINGDALE_VF) },
2049 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_GREENPORT) },
2050 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_GREENPORT_VF) },
2051 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD) },
2052 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD_VF) },
2053 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD2) },
2054 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD2_VF) },
2055 { .vendor_id = 0 /* sentinel */ }
2058 static int sfc_eth_dev_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
2059 struct rte_pci_device *pci_dev)
2061 return rte_eth_dev_pci_generic_probe(pci_dev,
2062 sizeof(struct sfc_adapter), sfc_eth_dev_init);
2065 static int sfc_eth_dev_pci_remove(struct rte_pci_device *pci_dev)
2067 return rte_eth_dev_pci_generic_remove(pci_dev, sfc_eth_dev_uninit);
2070 static struct rte_pci_driver sfc_efx_pmd = {
2071 .id_table = pci_id_sfc_efx_map,
2073 RTE_PCI_DRV_INTR_LSC |
2074 RTE_PCI_DRV_NEED_MAPPING,
2075 .probe = sfc_eth_dev_pci_probe,
2076 .remove = sfc_eth_dev_pci_remove,
2079 RTE_PMD_REGISTER_PCI(net_sfc_efx, sfc_efx_pmd);
2080 RTE_PMD_REGISTER_PCI_TABLE(net_sfc_efx, pci_id_sfc_efx_map);
2081 RTE_PMD_REGISTER_KMOD_DEP(net_sfc_efx, "* igb_uio | uio_pci_generic | vfio-pci");
2082 RTE_PMD_REGISTER_PARAM_STRING(net_sfc_efx,
2083 SFC_KVARG_RX_DATAPATH "=" SFC_KVARG_VALUES_RX_DATAPATH " "
2084 SFC_KVARG_TX_DATAPATH "=" SFC_KVARG_VALUES_TX_DATAPATH " "
2085 SFC_KVARG_PERF_PROFILE "=" SFC_KVARG_VALUES_PERF_PROFILE " "
2086 SFC_KVARG_FW_VARIANT "=" SFC_KVARG_VALUES_FW_VARIANT " "
2087 SFC_KVARG_STATS_UPDATE_PERIOD_MS "=<long>");
2089 RTE_INIT(sfc_driver_register_logtype);
2091 sfc_driver_register_logtype(void)
2095 ret = rte_log_register_type_and_pick_level(SFC_LOGTYPE_PREFIX "driver",
2097 sfc_logtype_driver = (ret < 0) ? RTE_LOGTYPE_PMD : ret;