1 /* SPDX-License-Identifier: BSD-3-Clause
3 * Copyright(c) 2019-2020 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 <rte_ethdev_driver.h>
12 #include <rte_ethdev_pci.h>
14 #include <rte_bus_pci.h>
15 #include <rte_errno.h>
16 #include <rte_string_fns.h>
17 #include <rte_ether.h>
22 #include "sfc_debug.h"
24 #include "sfc_kvargs.h"
30 #include "sfc_dp_rx.h"
32 uint32_t sfc_logtype_driver;
34 static struct sfc_dp_list sfc_dp_head =
35 TAILQ_HEAD_INITIALIZER(sfc_dp_head);
38 static void sfc_eth_dev_clear_ops(struct rte_eth_dev *dev);
42 sfc_fw_version_get(struct rte_eth_dev *dev, char *fw_version, size_t fw_size)
44 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
45 efx_nic_fw_info_t enfi;
50 * Return value of the callback is likely supposed to be
51 * equal to or greater than 0, nevertheless, if an error
52 * occurs, it will be desirable to pass it to the caller
54 if ((fw_version == NULL) || (fw_size == 0))
57 rc = efx_nic_get_fw_version(sa->nic, &enfi);
61 ret = snprintf(fw_version, fw_size,
62 "%" PRIu16 ".%" PRIu16 ".%" PRIu16 ".%" PRIu16,
63 enfi.enfi_mc_fw_version[0], enfi.enfi_mc_fw_version[1],
64 enfi.enfi_mc_fw_version[2], enfi.enfi_mc_fw_version[3]);
68 if (enfi.enfi_dpcpu_fw_ids_valid) {
69 size_t dpcpu_fw_ids_offset = MIN(fw_size - 1, (size_t)ret);
72 ret_extra = snprintf(fw_version + dpcpu_fw_ids_offset,
73 fw_size - dpcpu_fw_ids_offset,
74 " rx%" PRIx16 " tx%" PRIx16,
75 enfi.enfi_rx_dpcpu_fw_id,
76 enfi.enfi_tx_dpcpu_fw_id);
83 if (fw_size < (size_t)(++ret))
90 sfc_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
92 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
93 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
94 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
95 struct sfc_rss *rss = &sas->rss;
96 struct sfc_mae *mae = &sa->mae;
97 uint64_t txq_offloads_def = 0;
99 sfc_log_init(sa, "entry");
101 dev_info->min_mtu = RTE_ETHER_MIN_MTU;
102 dev_info->max_mtu = EFX_MAC_SDU_MAX;
104 dev_info->max_rx_pktlen = EFX_MAC_PDU_MAX;
106 dev_info->max_vfs = sa->sriov.num_vfs;
108 /* Autonegotiation may be disabled */
109 dev_info->speed_capa = ETH_LINK_SPEED_FIXED;
110 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_1000FDX))
111 dev_info->speed_capa |= ETH_LINK_SPEED_1G;
112 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_10000FDX))
113 dev_info->speed_capa |= ETH_LINK_SPEED_10G;
114 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_25000FDX))
115 dev_info->speed_capa |= ETH_LINK_SPEED_25G;
116 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_40000FDX))
117 dev_info->speed_capa |= ETH_LINK_SPEED_40G;
118 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_50000FDX))
119 dev_info->speed_capa |= ETH_LINK_SPEED_50G;
120 if (sa->port.phy_adv_cap_mask & (1u << EFX_PHY_CAP_100000FDX))
121 dev_info->speed_capa |= ETH_LINK_SPEED_100G;
123 dev_info->max_rx_queues = sa->rxq_max;
124 dev_info->max_tx_queues = sa->txq_max;
126 /* By default packets are dropped if no descriptors are available */
127 dev_info->default_rxconf.rx_drop_en = 1;
129 dev_info->rx_queue_offload_capa = sfc_rx_get_queue_offload_caps(sa);
132 * rx_offload_capa includes both device and queue offloads since
133 * the latter may be requested on a per device basis which makes
134 * sense when some offloads are needed to be set on all queues.
136 dev_info->rx_offload_capa = sfc_rx_get_dev_offload_caps(sa) |
137 dev_info->rx_queue_offload_capa;
139 dev_info->tx_queue_offload_capa = sfc_tx_get_queue_offload_caps(sa);
142 * tx_offload_capa includes both device and queue offloads since
143 * the latter may be requested on a per device basis which makes
144 * sense when some offloads are needed to be set on all queues.
146 dev_info->tx_offload_capa = sfc_tx_get_dev_offload_caps(sa) |
147 dev_info->tx_queue_offload_capa;
149 if (dev_info->tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
150 txq_offloads_def |= DEV_TX_OFFLOAD_MBUF_FAST_FREE;
152 dev_info->default_txconf.offloads |= txq_offloads_def;
154 if (rss->context_type != EFX_RX_SCALE_UNAVAILABLE) {
158 for (i = 0; i < rss->hf_map_nb_entries; ++i)
159 rte_hf |= rss->hf_map[i].rte;
161 dev_info->reta_size = EFX_RSS_TBL_SIZE;
162 dev_info->hash_key_size = EFX_RSS_KEY_SIZE;
163 dev_info->flow_type_rss_offloads = rte_hf;
166 /* Initialize to hardware limits */
167 dev_info->rx_desc_lim.nb_max = sa->rxq_max_entries;
168 dev_info->rx_desc_lim.nb_min = sa->rxq_min_entries;
169 /* The RXQ hardware requires that the descriptor count is a power
170 * of 2, but rx_desc_lim cannot properly describe that constraint.
172 dev_info->rx_desc_lim.nb_align = sa->rxq_min_entries;
174 /* Initialize to hardware limits */
175 dev_info->tx_desc_lim.nb_max = sa->txq_max_entries;
176 dev_info->tx_desc_lim.nb_min = sa->txq_min_entries;
178 * The TXQ hardware requires that the descriptor count is a power
179 * of 2, but tx_desc_lim cannot properly describe that constraint
181 dev_info->tx_desc_lim.nb_align = sa->txq_min_entries;
183 if (sap->dp_rx->get_dev_info != NULL)
184 sap->dp_rx->get_dev_info(dev_info);
185 if (sap->dp_tx->get_dev_info != NULL)
186 sap->dp_tx->get_dev_info(dev_info);
188 dev_info->dev_capa = RTE_ETH_DEV_CAPA_RUNTIME_RX_QUEUE_SETUP |
189 RTE_ETH_DEV_CAPA_RUNTIME_TX_QUEUE_SETUP;
191 if (mae->status == SFC_MAE_STATUS_SUPPORTED) {
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_ADAPTER_CONFIGURED:
222 case SFC_ADAPTER_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_ADAPTER_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);
351 sfc_adapter_lock(sa);
353 case SFC_ADAPTER_STARTED:
355 SFC_ASSERT(sa->state == SFC_ADAPTER_CONFIGURED);
357 case SFC_ADAPTER_CONFIGURED:
359 SFC_ASSERT(sa->state == SFC_ADAPTER_INITIALIZED);
361 case SFC_ADAPTER_INITIALIZED:
364 sfc_err(sa, "unexpected adapter state %u on close", sa->state);
369 * Cleanup all resources.
370 * Rollback primary process sfc_eth_dev_init() below.
373 sfc_eth_dev_clear_ops(dev);
378 sfc_kvargs_cleanup(sa);
380 sfc_adapter_unlock(sa);
381 sfc_adapter_lock_fini(sa);
383 sfc_log_init(sa, "done");
385 /* Required for logging, so cleanup last */
394 sfc_dev_filter_set(struct rte_eth_dev *dev, enum sfc_dev_filter_mode mode,
397 struct sfc_port *port;
399 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
400 boolean_t allmulti = (mode == SFC_DEV_FILTER_MODE_ALLMULTI);
401 const char *desc = (allmulti) ? "all-multi" : "promiscuous";
404 sfc_adapter_lock(sa);
407 toggle = (allmulti) ? (&port->allmulti) : (&port->promisc);
409 if (*toggle != enabled) {
412 if (sfc_sa2shared(sa)->isolated) {
413 sfc_warn(sa, "isolated mode is active on the port");
414 sfc_warn(sa, "the change is to be applied on the next "
415 "start provided that isolated mode is "
416 "disabled prior the next start");
417 } else if ((sa->state == SFC_ADAPTER_STARTED) &&
418 ((rc = sfc_set_rx_mode(sa)) != 0)) {
419 *toggle = !(enabled);
420 sfc_warn(sa, "Failed to %s %s mode, rc = %d",
421 ((enabled) ? "enable" : "disable"), desc, rc);
424 * For promiscuous and all-multicast filters a
425 * permission failure should be reported as an
426 * unsupported filter.
433 sfc_adapter_unlock(sa);
438 sfc_dev_promisc_enable(struct rte_eth_dev *dev)
440 int rc = sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_PROMISC, B_TRUE);
447 sfc_dev_promisc_disable(struct rte_eth_dev *dev)
449 int rc = sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_PROMISC, B_FALSE);
456 sfc_dev_allmulti_enable(struct rte_eth_dev *dev)
458 int rc = sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_ALLMULTI, B_TRUE);
465 sfc_dev_allmulti_disable(struct rte_eth_dev *dev)
467 int rc = sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_ALLMULTI, B_FALSE);
474 sfc_rx_queue_setup(struct rte_eth_dev *dev, uint16_t rx_queue_id,
475 uint16_t nb_rx_desc, unsigned int socket_id,
476 const struct rte_eth_rxconf *rx_conf,
477 struct rte_mempool *mb_pool)
479 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
480 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
483 sfc_log_init(sa, "RxQ=%u nb_rx_desc=%u socket_id=%u",
484 rx_queue_id, nb_rx_desc, socket_id);
486 sfc_adapter_lock(sa);
488 rc = sfc_rx_qinit(sa, rx_queue_id, nb_rx_desc, socket_id,
493 dev->data->rx_queues[rx_queue_id] = sas->rxq_info[rx_queue_id].dp;
495 sfc_adapter_unlock(sa);
500 sfc_adapter_unlock(sa);
506 sfc_rx_queue_release(void *queue)
508 struct sfc_dp_rxq *dp_rxq = queue;
510 struct sfc_adapter *sa;
511 unsigned int sw_index;
516 rxq = sfc_rxq_by_dp_rxq(dp_rxq);
518 sfc_adapter_lock(sa);
520 sw_index = dp_rxq->dpq.queue_id;
522 sfc_log_init(sa, "RxQ=%u", sw_index);
524 sfc_rx_qfini(sa, sw_index);
526 sfc_adapter_unlock(sa);
530 sfc_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id,
531 uint16_t nb_tx_desc, unsigned int socket_id,
532 const struct rte_eth_txconf *tx_conf)
534 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
535 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
538 sfc_log_init(sa, "TxQ = %u, nb_tx_desc = %u, socket_id = %u",
539 tx_queue_id, nb_tx_desc, socket_id);
541 sfc_adapter_lock(sa);
543 rc = sfc_tx_qinit(sa, tx_queue_id, nb_tx_desc, socket_id, tx_conf);
547 dev->data->tx_queues[tx_queue_id] = sas->txq_info[tx_queue_id].dp;
549 sfc_adapter_unlock(sa);
553 sfc_adapter_unlock(sa);
559 sfc_tx_queue_release(void *queue)
561 struct sfc_dp_txq *dp_txq = queue;
563 unsigned int sw_index;
564 struct sfc_adapter *sa;
569 txq = sfc_txq_by_dp_txq(dp_txq);
570 sw_index = dp_txq->dpq.queue_id;
572 SFC_ASSERT(txq->evq != NULL);
575 sfc_log_init(sa, "TxQ = %u", sw_index);
577 sfc_adapter_lock(sa);
579 sfc_tx_qfini(sa, sw_index);
581 sfc_adapter_unlock(sa);
585 * Some statistics are computed as A - B where A and B each increase
586 * monotonically with some hardware counter(s) and the counters are read
589 * If packet X is counted in A, but not counted in B yet, computed value is
592 * If packet X is not counted in A at the moment of reading the counter,
593 * but counted in B at the moment of reading the counter, computed value
596 * However, counter which grows backward is worse evil than slightly wrong
597 * value. So, let's try to guarantee that it never happens except may be
598 * the case when the MAC stats are zeroed as a result of a NIC reset.
601 sfc_update_diff_stat(uint64_t *stat, uint64_t newval)
603 if ((int64_t)(newval - *stat) > 0 || newval == 0)
608 sfc_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
610 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
611 struct sfc_port *port = &sa->port;
615 rte_spinlock_lock(&port->mac_stats_lock);
617 ret = sfc_port_update_mac_stats(sa);
621 mac_stats = port->mac_stats_buf;
623 if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask,
624 EFX_MAC_VADAPTER_RX_UNICAST_PACKETS)) {
626 mac_stats[EFX_MAC_VADAPTER_RX_UNICAST_PACKETS] +
627 mac_stats[EFX_MAC_VADAPTER_RX_MULTICAST_PACKETS] +
628 mac_stats[EFX_MAC_VADAPTER_RX_BROADCAST_PACKETS];
630 mac_stats[EFX_MAC_VADAPTER_TX_UNICAST_PACKETS] +
631 mac_stats[EFX_MAC_VADAPTER_TX_MULTICAST_PACKETS] +
632 mac_stats[EFX_MAC_VADAPTER_TX_BROADCAST_PACKETS];
634 mac_stats[EFX_MAC_VADAPTER_RX_UNICAST_BYTES] +
635 mac_stats[EFX_MAC_VADAPTER_RX_MULTICAST_BYTES] +
636 mac_stats[EFX_MAC_VADAPTER_RX_BROADCAST_BYTES];
638 mac_stats[EFX_MAC_VADAPTER_TX_UNICAST_BYTES] +
639 mac_stats[EFX_MAC_VADAPTER_TX_MULTICAST_BYTES] +
640 mac_stats[EFX_MAC_VADAPTER_TX_BROADCAST_BYTES];
641 stats->imissed = mac_stats[EFX_MAC_VADAPTER_RX_BAD_PACKETS];
642 stats->oerrors = mac_stats[EFX_MAC_VADAPTER_TX_BAD_PACKETS];
644 stats->opackets = mac_stats[EFX_MAC_TX_PKTS];
645 stats->ibytes = mac_stats[EFX_MAC_RX_OCTETS];
646 stats->obytes = mac_stats[EFX_MAC_TX_OCTETS];
648 * Take into account stats which are whenever supported
649 * on EF10. If some stat is not supported by current
650 * firmware variant or HW revision, it is guaranteed
651 * to be zero in mac_stats.
654 mac_stats[EFX_MAC_RX_NODESC_DROP_CNT] +
655 mac_stats[EFX_MAC_PM_TRUNC_BB_OVERFLOW] +
656 mac_stats[EFX_MAC_PM_DISCARD_BB_OVERFLOW] +
657 mac_stats[EFX_MAC_PM_TRUNC_VFIFO_FULL] +
658 mac_stats[EFX_MAC_PM_DISCARD_VFIFO_FULL] +
659 mac_stats[EFX_MAC_PM_TRUNC_QBB] +
660 mac_stats[EFX_MAC_PM_DISCARD_QBB] +
661 mac_stats[EFX_MAC_PM_DISCARD_MAPPING] +
662 mac_stats[EFX_MAC_RXDP_Q_DISABLED_PKTS] +
663 mac_stats[EFX_MAC_RXDP_DI_DROPPED_PKTS];
665 mac_stats[EFX_MAC_RX_FCS_ERRORS] +
666 mac_stats[EFX_MAC_RX_ALIGN_ERRORS] +
667 mac_stats[EFX_MAC_RX_JABBER_PKTS];
668 /* no oerrors counters supported on EF10 */
670 /* Exclude missed, errors and pauses from Rx packets */
671 sfc_update_diff_stat(&port->ipackets,
672 mac_stats[EFX_MAC_RX_PKTS] -
673 mac_stats[EFX_MAC_RX_PAUSE_PKTS] -
674 stats->imissed - stats->ierrors);
675 stats->ipackets = port->ipackets;
679 rte_spinlock_unlock(&port->mac_stats_lock);
680 SFC_ASSERT(ret >= 0);
685 sfc_stats_reset(struct rte_eth_dev *dev)
687 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
688 struct sfc_port *port = &sa->port;
691 if (sa->state != SFC_ADAPTER_STARTED) {
693 * The operation cannot be done if port is not started; it
694 * will be scheduled to be done during the next port start
696 port->mac_stats_reset_pending = B_TRUE;
700 rc = sfc_port_reset_mac_stats(sa);
702 sfc_err(sa, "failed to reset statistics (rc = %d)", rc);
709 sfc_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
710 unsigned int xstats_count)
712 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
713 struct sfc_port *port = &sa->port;
719 rte_spinlock_lock(&port->mac_stats_lock);
721 rc = sfc_port_update_mac_stats(sa);
728 mac_stats = port->mac_stats_buf;
730 for (i = 0; i < EFX_MAC_NSTATS; ++i) {
731 if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i)) {
732 if (xstats != NULL && nstats < (int)xstats_count) {
733 xstats[nstats].id = nstats;
734 xstats[nstats].value = mac_stats[i];
741 rte_spinlock_unlock(&port->mac_stats_lock);
747 sfc_xstats_get_names(struct rte_eth_dev *dev,
748 struct rte_eth_xstat_name *xstats_names,
749 unsigned int xstats_count)
751 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
752 struct sfc_port *port = &sa->port;
754 unsigned int nstats = 0;
756 for (i = 0; i < EFX_MAC_NSTATS; ++i) {
757 if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i)) {
758 if (xstats_names != NULL && nstats < xstats_count)
759 strlcpy(xstats_names[nstats].name,
760 efx_mac_stat_name(sa->nic, i),
761 sizeof(xstats_names[0].name));
770 sfc_xstats_get_by_id(struct rte_eth_dev *dev, const uint64_t *ids,
771 uint64_t *values, unsigned int n)
773 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
774 struct sfc_port *port = &sa->port;
776 unsigned int nb_supported = 0;
777 unsigned int nb_written = 0;
782 if (unlikely(values == NULL) ||
783 unlikely((ids == NULL) && (n < port->mac_stats_nb_supported)))
784 return port->mac_stats_nb_supported;
786 rte_spinlock_lock(&port->mac_stats_lock);
788 rc = sfc_port_update_mac_stats(sa);
795 mac_stats = port->mac_stats_buf;
797 for (i = 0; (i < EFX_MAC_NSTATS) && (nb_written < n); ++i) {
798 if (!EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i))
801 if ((ids == NULL) || (ids[nb_written] == nb_supported))
802 values[nb_written++] = mac_stats[i];
810 rte_spinlock_unlock(&port->mac_stats_lock);
816 sfc_xstats_get_names_by_id(struct rte_eth_dev *dev,
817 struct rte_eth_xstat_name *xstats_names,
818 const uint64_t *ids, unsigned int size)
820 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
821 struct sfc_port *port = &sa->port;
822 unsigned int nb_supported = 0;
823 unsigned int nb_written = 0;
826 if (unlikely(xstats_names == NULL) ||
827 unlikely((ids == NULL) && (size < port->mac_stats_nb_supported)))
828 return port->mac_stats_nb_supported;
830 for (i = 0; (i < EFX_MAC_NSTATS) && (nb_written < size); ++i) {
831 if (!EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i))
834 if ((ids == NULL) || (ids[nb_written] == nb_supported)) {
835 char *name = xstats_names[nb_written++].name;
837 strlcpy(name, efx_mac_stat_name(sa->nic, i),
838 sizeof(xstats_names[0].name));
848 sfc_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
850 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
851 unsigned int wanted_fc, link_fc;
853 memset(fc_conf, 0, sizeof(*fc_conf));
855 sfc_adapter_lock(sa);
857 if (sa->state == SFC_ADAPTER_STARTED)
858 efx_mac_fcntl_get(sa->nic, &wanted_fc, &link_fc);
860 link_fc = sa->port.flow_ctrl;
864 fc_conf->mode = RTE_FC_NONE;
866 case EFX_FCNTL_RESPOND:
867 fc_conf->mode = RTE_FC_RX_PAUSE;
869 case EFX_FCNTL_GENERATE:
870 fc_conf->mode = RTE_FC_TX_PAUSE;
872 case (EFX_FCNTL_RESPOND | EFX_FCNTL_GENERATE):
873 fc_conf->mode = RTE_FC_FULL;
876 sfc_err(sa, "%s: unexpected flow control value %#x",
880 fc_conf->autoneg = sa->port.flow_ctrl_autoneg;
882 sfc_adapter_unlock(sa);
888 sfc_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
890 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
891 struct sfc_port *port = &sa->port;
895 if (fc_conf->high_water != 0 || fc_conf->low_water != 0 ||
896 fc_conf->pause_time != 0 || fc_conf->send_xon != 0 ||
897 fc_conf->mac_ctrl_frame_fwd != 0) {
898 sfc_err(sa, "unsupported flow control settings specified");
903 switch (fc_conf->mode) {
907 case RTE_FC_RX_PAUSE:
908 fcntl = EFX_FCNTL_RESPOND;
910 case RTE_FC_TX_PAUSE:
911 fcntl = EFX_FCNTL_GENERATE;
914 fcntl = EFX_FCNTL_RESPOND | EFX_FCNTL_GENERATE;
921 sfc_adapter_lock(sa);
923 if (sa->state == SFC_ADAPTER_STARTED) {
924 rc = efx_mac_fcntl_set(sa->nic, fcntl, fc_conf->autoneg);
926 goto fail_mac_fcntl_set;
929 port->flow_ctrl = fcntl;
930 port->flow_ctrl_autoneg = fc_conf->autoneg;
932 sfc_adapter_unlock(sa);
937 sfc_adapter_unlock(sa);
944 sfc_check_scatter_on_all_rx_queues(struct sfc_adapter *sa, size_t pdu)
946 struct sfc_adapter_shared * const sas = sfc_sa2shared(sa);
947 const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
948 boolean_t scatter_enabled;
952 for (i = 0; i < sas->rxq_count; i++) {
953 if ((sas->rxq_info[i].state & SFC_RXQ_INITIALIZED) == 0)
956 scatter_enabled = (sas->rxq_info[i].type_flags &
957 EFX_RXQ_FLAG_SCATTER);
959 if (!sfc_rx_check_scatter(pdu, sa->rxq_ctrl[i].buf_size,
960 encp->enc_rx_prefix_size,
962 encp->enc_rx_scatter_max, &error)) {
963 sfc_err(sa, "MTU check for RxQ %u failed: %s", i,
973 sfc_dev_set_mtu(struct rte_eth_dev *dev, uint16_t mtu)
975 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
976 size_t pdu = EFX_MAC_PDU(mtu);
980 sfc_log_init(sa, "mtu=%u", mtu);
983 if (pdu < EFX_MAC_PDU_MIN) {
984 sfc_err(sa, "too small MTU %u (PDU size %u less than min %u)",
985 (unsigned int)mtu, (unsigned int)pdu,
989 if (pdu > EFX_MAC_PDU_MAX) {
990 sfc_err(sa, "too big MTU %u (PDU size %u greater than max %u)",
991 (unsigned int)mtu, (unsigned int)pdu,
992 (unsigned int)EFX_MAC_PDU_MAX);
996 sfc_adapter_lock(sa);
998 rc = sfc_check_scatter_on_all_rx_queues(sa, pdu);
1000 goto fail_check_scatter;
1002 if (pdu != sa->port.pdu) {
1003 if (sa->state == SFC_ADAPTER_STARTED) {
1006 old_pdu = sa->port.pdu;
1017 * The driver does not use it, but other PMDs update jumbo frame
1018 * flag and max_rx_pkt_len when MTU is set.
1020 if (mtu > RTE_ETHER_MAX_LEN) {
1021 struct rte_eth_rxmode *rxmode = &dev->data->dev_conf.rxmode;
1022 rxmode->offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;
1025 dev->data->dev_conf.rxmode.max_rx_pkt_len = sa->port.pdu;
1027 sfc_adapter_unlock(sa);
1029 sfc_log_init(sa, "done");
1033 sa->port.pdu = old_pdu;
1034 if (sfc_start(sa) != 0)
1035 sfc_err(sa, "cannot start with neither new (%u) nor old (%u) "
1036 "PDU max size - port is stopped",
1037 (unsigned int)pdu, (unsigned int)old_pdu);
1040 sfc_adapter_unlock(sa);
1043 sfc_log_init(sa, "failed %d", rc);
1048 sfc_mac_addr_set(struct rte_eth_dev *dev, struct rte_ether_addr *mac_addr)
1050 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1051 const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
1052 struct sfc_port *port = &sa->port;
1053 struct rte_ether_addr *old_addr = &dev->data->mac_addrs[0];
1056 sfc_adapter_lock(sa);
1058 if (rte_is_same_ether_addr(mac_addr, &port->default_mac_addr))
1062 * Copy the address to the device private data so that
1063 * it could be recalled in the case of adapter restart.
1065 rte_ether_addr_copy(mac_addr, &port->default_mac_addr);
1068 * Neither of the two following checks can return
1069 * an error. The new MAC address is preserved in
1070 * the device private data and can be activated
1071 * on the next port start if the user prevents
1072 * isolated mode from being enabled.
1074 if (sfc_sa2shared(sa)->isolated) {
1075 sfc_warn(sa, "isolated mode is active on the port");
1076 sfc_warn(sa, "will not set MAC address");
1080 if (sa->state != SFC_ADAPTER_STARTED) {
1081 sfc_notice(sa, "the port is not started");
1082 sfc_notice(sa, "the new MAC address will be set on port start");
1087 if (encp->enc_allow_set_mac_with_installed_filters) {
1088 rc = efx_mac_addr_set(sa->nic, mac_addr->addr_bytes);
1090 sfc_err(sa, "cannot set MAC address (rc = %u)", rc);
1095 * Changing the MAC address by means of MCDI request
1096 * has no effect on received traffic, therefore
1097 * we also need to update unicast filters
1099 rc = sfc_set_rx_mode_unchecked(sa);
1101 sfc_err(sa, "cannot set filter (rc = %u)", rc);
1102 /* Rollback the old address */
1103 (void)efx_mac_addr_set(sa->nic, old_addr->addr_bytes);
1104 (void)sfc_set_rx_mode_unchecked(sa);
1107 sfc_warn(sa, "cannot set MAC address with filters installed");
1108 sfc_warn(sa, "adapter will be restarted to pick the new MAC");
1109 sfc_warn(sa, "(some traffic may be dropped)");
1112 * Since setting MAC address with filters installed is not
1113 * allowed on the adapter, the new MAC address will be set
1114 * by means of adapter restart. sfc_start() shall retrieve
1115 * the new address from the device private data and set it.
1120 sfc_err(sa, "cannot restart adapter (rc = %u)", rc);
1125 rte_ether_addr_copy(old_addr, &port->default_mac_addr);
1127 sfc_adapter_unlock(sa);
1129 SFC_ASSERT(rc >= 0);
1135 sfc_set_mc_addr_list(struct rte_eth_dev *dev,
1136 struct rte_ether_addr *mc_addr_set, uint32_t nb_mc_addr)
1138 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1139 struct sfc_port *port = &sa->port;
1140 uint8_t *mc_addrs = port->mcast_addrs;
1144 if (sfc_sa2shared(sa)->isolated) {
1145 sfc_err(sa, "isolated mode is active on the port");
1146 sfc_err(sa, "will not set multicast address list");
1150 if (mc_addrs == NULL)
1153 if (nb_mc_addr > port->max_mcast_addrs) {
1154 sfc_err(sa, "too many multicast addresses: %u > %u",
1155 nb_mc_addr, port->max_mcast_addrs);
1159 for (i = 0; i < nb_mc_addr; ++i) {
1160 rte_memcpy(mc_addrs, mc_addr_set[i].addr_bytes,
1162 mc_addrs += EFX_MAC_ADDR_LEN;
1165 port->nb_mcast_addrs = nb_mc_addr;
1167 if (sa->state != SFC_ADAPTER_STARTED)
1170 rc = efx_mac_multicast_list_set(sa->nic, port->mcast_addrs,
1171 port->nb_mcast_addrs);
1173 sfc_err(sa, "cannot set multicast address list (rc = %u)", rc);
1175 SFC_ASSERT(rc >= 0);
1180 * The function is used by the secondary process as well. It must not
1181 * use any process-local pointers from the adapter data.
1184 sfc_rx_queue_info_get(struct rte_eth_dev *dev, uint16_t rx_queue_id,
1185 struct rte_eth_rxq_info *qinfo)
1187 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1188 struct sfc_rxq_info *rxq_info;
1190 SFC_ASSERT(rx_queue_id < sas->rxq_count);
1192 rxq_info = &sas->rxq_info[rx_queue_id];
1194 qinfo->mp = rxq_info->refill_mb_pool;
1195 qinfo->conf.rx_free_thresh = rxq_info->refill_threshold;
1196 qinfo->conf.rx_drop_en = 1;
1197 qinfo->conf.rx_deferred_start = rxq_info->deferred_start;
1198 qinfo->conf.offloads = dev->data->dev_conf.rxmode.offloads;
1199 if (rxq_info->type_flags & EFX_RXQ_FLAG_SCATTER) {
1200 qinfo->conf.offloads |= DEV_RX_OFFLOAD_SCATTER;
1201 qinfo->scattered_rx = 1;
1203 qinfo->nb_desc = rxq_info->entries;
1207 * The function is used by the secondary process as well. It must not
1208 * use any process-local pointers from the adapter data.
1211 sfc_tx_queue_info_get(struct rte_eth_dev *dev, uint16_t tx_queue_id,
1212 struct rte_eth_txq_info *qinfo)
1214 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1215 struct sfc_txq_info *txq_info;
1217 SFC_ASSERT(tx_queue_id < sas->txq_count);
1219 txq_info = &sas->txq_info[tx_queue_id];
1221 memset(qinfo, 0, sizeof(*qinfo));
1223 qinfo->conf.offloads = txq_info->offloads;
1224 qinfo->conf.tx_free_thresh = txq_info->free_thresh;
1225 qinfo->conf.tx_deferred_start = txq_info->deferred_start;
1226 qinfo->nb_desc = txq_info->entries;
1230 * The function is used by the secondary process as well. It must not
1231 * use any process-local pointers from the adapter data.
1234 sfc_rx_queue_count(struct rte_eth_dev *dev, uint16_t rx_queue_id)
1236 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
1237 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1238 struct sfc_rxq_info *rxq_info;
1240 SFC_ASSERT(rx_queue_id < sas->rxq_count);
1241 rxq_info = &sas->rxq_info[rx_queue_id];
1243 if ((rxq_info->state & SFC_RXQ_STARTED) == 0)
1246 return sap->dp_rx->qdesc_npending(rxq_info->dp);
1250 * The function is used by the secondary process as well. It must not
1251 * use any process-local pointers from the adapter data.
1254 sfc_rx_descriptor_done(void *queue, uint16_t offset)
1256 struct sfc_dp_rxq *dp_rxq = queue;
1257 const struct sfc_dp_rx *dp_rx;
1259 dp_rx = sfc_dp_rx_by_dp_rxq(dp_rxq);
1261 return offset < dp_rx->qdesc_npending(dp_rxq);
1265 * The function is used by the secondary process as well. It must not
1266 * use any process-local pointers from the adapter data.
1269 sfc_rx_descriptor_status(void *queue, uint16_t offset)
1271 struct sfc_dp_rxq *dp_rxq = queue;
1272 const struct sfc_dp_rx *dp_rx;
1274 dp_rx = sfc_dp_rx_by_dp_rxq(dp_rxq);
1276 return dp_rx->qdesc_status(dp_rxq, offset);
1280 * The function is used by the secondary process as well. It must not
1281 * use any process-local pointers from the adapter data.
1284 sfc_tx_descriptor_status(void *queue, uint16_t offset)
1286 struct sfc_dp_txq *dp_txq = queue;
1287 const struct sfc_dp_tx *dp_tx;
1289 dp_tx = sfc_dp_tx_by_dp_txq(dp_txq);
1291 return dp_tx->qdesc_status(dp_txq, offset);
1295 sfc_rx_queue_start(struct rte_eth_dev *dev, uint16_t rx_queue_id)
1297 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1298 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1301 sfc_log_init(sa, "RxQ=%u", rx_queue_id);
1303 sfc_adapter_lock(sa);
1306 if (sa->state != SFC_ADAPTER_STARTED)
1307 goto fail_not_started;
1309 if (sas->rxq_info[rx_queue_id].state != SFC_RXQ_INITIALIZED)
1310 goto fail_not_setup;
1312 rc = sfc_rx_qstart(sa, rx_queue_id);
1314 goto fail_rx_qstart;
1316 sas->rxq_info[rx_queue_id].deferred_started = B_TRUE;
1318 sfc_adapter_unlock(sa);
1325 sfc_adapter_unlock(sa);
1331 sfc_rx_queue_stop(struct rte_eth_dev *dev, uint16_t rx_queue_id)
1333 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1334 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1336 sfc_log_init(sa, "RxQ=%u", rx_queue_id);
1338 sfc_adapter_lock(sa);
1339 sfc_rx_qstop(sa, rx_queue_id);
1341 sas->rxq_info[rx_queue_id].deferred_started = B_FALSE;
1343 sfc_adapter_unlock(sa);
1349 sfc_tx_queue_start(struct rte_eth_dev *dev, uint16_t tx_queue_id)
1351 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1352 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1355 sfc_log_init(sa, "TxQ = %u", tx_queue_id);
1357 sfc_adapter_lock(sa);
1360 if (sa->state != SFC_ADAPTER_STARTED)
1361 goto fail_not_started;
1363 if (sas->txq_info[tx_queue_id].state != SFC_TXQ_INITIALIZED)
1364 goto fail_not_setup;
1366 rc = sfc_tx_qstart(sa, tx_queue_id);
1368 goto fail_tx_qstart;
1370 sas->txq_info[tx_queue_id].deferred_started = B_TRUE;
1372 sfc_adapter_unlock(sa);
1379 sfc_adapter_unlock(sa);
1385 sfc_tx_queue_stop(struct rte_eth_dev *dev, uint16_t tx_queue_id)
1387 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1388 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1390 sfc_log_init(sa, "TxQ = %u", tx_queue_id);
1392 sfc_adapter_lock(sa);
1394 sfc_tx_qstop(sa, tx_queue_id);
1396 sas->txq_info[tx_queue_id].deferred_started = B_FALSE;
1398 sfc_adapter_unlock(sa);
1402 static efx_tunnel_protocol_t
1403 sfc_tunnel_rte_type_to_efx_udp_proto(enum rte_eth_tunnel_type rte_type)
1406 case RTE_TUNNEL_TYPE_VXLAN:
1407 return EFX_TUNNEL_PROTOCOL_VXLAN;
1408 case RTE_TUNNEL_TYPE_GENEVE:
1409 return EFX_TUNNEL_PROTOCOL_GENEVE;
1411 return EFX_TUNNEL_NPROTOS;
1415 enum sfc_udp_tunnel_op_e {
1416 SFC_UDP_TUNNEL_ADD_PORT,
1417 SFC_UDP_TUNNEL_DEL_PORT,
1421 sfc_dev_udp_tunnel_op(struct rte_eth_dev *dev,
1422 struct rte_eth_udp_tunnel *tunnel_udp,
1423 enum sfc_udp_tunnel_op_e op)
1425 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1426 efx_tunnel_protocol_t tunnel_proto;
1429 sfc_log_init(sa, "%s udp_port=%u prot_type=%u",
1430 (op == SFC_UDP_TUNNEL_ADD_PORT) ? "add" :
1431 (op == SFC_UDP_TUNNEL_DEL_PORT) ? "delete" : "unknown",
1432 tunnel_udp->udp_port, tunnel_udp->prot_type);
1435 sfc_tunnel_rte_type_to_efx_udp_proto(tunnel_udp->prot_type);
1436 if (tunnel_proto >= EFX_TUNNEL_NPROTOS) {
1438 goto fail_bad_proto;
1441 sfc_adapter_lock(sa);
1444 case SFC_UDP_TUNNEL_ADD_PORT:
1445 rc = efx_tunnel_config_udp_add(sa->nic,
1446 tunnel_udp->udp_port,
1449 case SFC_UDP_TUNNEL_DEL_PORT:
1450 rc = efx_tunnel_config_udp_remove(sa->nic,
1451 tunnel_udp->udp_port,
1462 if (sa->state == SFC_ADAPTER_STARTED) {
1463 rc = efx_tunnel_reconfigure(sa->nic);
1466 * Configuration is accepted by FW and MC reboot
1467 * is initiated to apply the changes. MC reboot
1468 * will be handled in a usual way (MC reboot
1469 * event on management event queue and adapter
1473 } else if (rc != 0) {
1474 goto fail_reconfigure;
1478 sfc_adapter_unlock(sa);
1482 /* Remove/restore entry since the change makes the trouble */
1484 case SFC_UDP_TUNNEL_ADD_PORT:
1485 (void)efx_tunnel_config_udp_remove(sa->nic,
1486 tunnel_udp->udp_port,
1489 case SFC_UDP_TUNNEL_DEL_PORT:
1490 (void)efx_tunnel_config_udp_add(sa->nic,
1491 tunnel_udp->udp_port,
1498 sfc_adapter_unlock(sa);
1506 sfc_dev_udp_tunnel_port_add(struct rte_eth_dev *dev,
1507 struct rte_eth_udp_tunnel *tunnel_udp)
1509 return sfc_dev_udp_tunnel_op(dev, tunnel_udp, SFC_UDP_TUNNEL_ADD_PORT);
1513 sfc_dev_udp_tunnel_port_del(struct rte_eth_dev *dev,
1514 struct rte_eth_udp_tunnel *tunnel_udp)
1516 return sfc_dev_udp_tunnel_op(dev, tunnel_udp, SFC_UDP_TUNNEL_DEL_PORT);
1520 * The function is used by the secondary process as well. It must not
1521 * use any process-local pointers from the adapter data.
1524 sfc_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
1525 struct rte_eth_rss_conf *rss_conf)
1527 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1528 struct sfc_rss *rss = &sas->rss;
1530 if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE)
1534 * Mapping of hash configuration between RTE and EFX is not one-to-one,
1535 * hence, conversion is done here to derive a correct set of ETH_RSS
1536 * flags which corresponds to the active EFX configuration stored
1537 * locally in 'sfc_adapter' and kept up-to-date
1539 rss_conf->rss_hf = sfc_rx_hf_efx_to_rte(rss, rss->hash_types);
1540 rss_conf->rss_key_len = EFX_RSS_KEY_SIZE;
1541 if (rss_conf->rss_key != NULL)
1542 rte_memcpy(rss_conf->rss_key, rss->key, EFX_RSS_KEY_SIZE);
1548 sfc_dev_rss_hash_update(struct rte_eth_dev *dev,
1549 struct rte_eth_rss_conf *rss_conf)
1551 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1552 struct sfc_rss *rss = &sfc_sa2shared(sa)->rss;
1553 unsigned int efx_hash_types;
1554 uint32_t contexts[] = {EFX_RSS_CONTEXT_DEFAULT, rss->dummy_rss_context};
1555 unsigned int n_contexts;
1556 unsigned int mode_i = 0;
1557 unsigned int key_i = 0;
1561 n_contexts = rss->dummy_rss_context == EFX_RSS_CONTEXT_DEFAULT ? 1 : 2;
1563 if (sfc_sa2shared(sa)->isolated)
1566 if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE) {
1567 sfc_err(sa, "RSS is not available");
1571 if (rss->channels == 0) {
1572 sfc_err(sa, "RSS is not configured");
1576 if ((rss_conf->rss_key != NULL) &&
1577 (rss_conf->rss_key_len != sizeof(rss->key))) {
1578 sfc_err(sa, "RSS key size is wrong (should be %zu)",
1583 sfc_adapter_lock(sa);
1585 rc = sfc_rx_hf_rte_to_efx(sa, rss_conf->rss_hf, &efx_hash_types);
1587 goto fail_rx_hf_rte_to_efx;
1589 for (mode_i = 0; mode_i < n_contexts; mode_i++) {
1590 rc = efx_rx_scale_mode_set(sa->nic, contexts[mode_i],
1591 rss->hash_alg, efx_hash_types,
1594 goto fail_scale_mode_set;
1597 if (rss_conf->rss_key != NULL) {
1598 if (sa->state == SFC_ADAPTER_STARTED) {
1599 for (key_i = 0; key_i < n_contexts; key_i++) {
1600 rc = efx_rx_scale_key_set(sa->nic,
1605 goto fail_scale_key_set;
1609 rte_memcpy(rss->key, rss_conf->rss_key, sizeof(rss->key));
1612 rss->hash_types = efx_hash_types;
1614 sfc_adapter_unlock(sa);
1619 for (i = 0; i < key_i; i++) {
1620 if (efx_rx_scale_key_set(sa->nic, contexts[i], rss->key,
1621 sizeof(rss->key)) != 0)
1622 sfc_err(sa, "failed to restore RSS key");
1625 fail_scale_mode_set:
1626 for (i = 0; i < mode_i; i++) {
1627 if (efx_rx_scale_mode_set(sa->nic, contexts[i],
1628 EFX_RX_HASHALG_TOEPLITZ,
1629 rss->hash_types, B_TRUE) != 0)
1630 sfc_err(sa, "failed to restore RSS mode");
1633 fail_rx_hf_rte_to_efx:
1634 sfc_adapter_unlock(sa);
1639 * The function is used by the secondary process as well. It must not
1640 * use any process-local pointers from the adapter data.
1643 sfc_dev_rss_reta_query(struct rte_eth_dev *dev,
1644 struct rte_eth_rss_reta_entry64 *reta_conf,
1647 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1648 struct sfc_rss *rss = &sas->rss;
1651 if (rss->context_type != EFX_RX_SCALE_EXCLUSIVE || sas->isolated)
1654 if (rss->channels == 0)
1657 if (reta_size != EFX_RSS_TBL_SIZE)
1660 for (entry = 0; entry < reta_size; entry++) {
1661 int grp = entry / RTE_RETA_GROUP_SIZE;
1662 int grp_idx = entry % RTE_RETA_GROUP_SIZE;
1664 if ((reta_conf[grp].mask >> grp_idx) & 1)
1665 reta_conf[grp].reta[grp_idx] = rss->tbl[entry];
1672 sfc_dev_rss_reta_update(struct rte_eth_dev *dev,
1673 struct rte_eth_rss_reta_entry64 *reta_conf,
1676 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1677 struct sfc_rss *rss = &sfc_sa2shared(sa)->rss;
1678 unsigned int *rss_tbl_new;
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 (reta_size != EFX_RSS_TBL_SIZE) {
1697 sfc_err(sa, "RETA size is wrong (should be %u)",
1702 rss_tbl_new = rte_zmalloc("rss_tbl_new", sizeof(rss->tbl), 0);
1703 if (rss_tbl_new == NULL)
1706 sfc_adapter_lock(sa);
1708 rte_memcpy(rss_tbl_new, rss->tbl, sizeof(rss->tbl));
1710 for (entry = 0; entry < reta_size; entry++) {
1711 int grp_idx = entry % RTE_RETA_GROUP_SIZE;
1712 struct rte_eth_rss_reta_entry64 *grp;
1714 grp = &reta_conf[entry / RTE_RETA_GROUP_SIZE];
1716 if (grp->mask & (1ull << grp_idx)) {
1717 if (grp->reta[grp_idx] >= rss->channels) {
1719 goto bad_reta_entry;
1721 rss_tbl_new[entry] = grp->reta[grp_idx];
1725 if (sa->state == SFC_ADAPTER_STARTED) {
1726 rc = efx_rx_scale_tbl_set(sa->nic, EFX_RSS_CONTEXT_DEFAULT,
1727 rss_tbl_new, EFX_RSS_TBL_SIZE);
1729 goto fail_scale_tbl_set;
1732 rte_memcpy(rss->tbl, rss_tbl_new, sizeof(rss->tbl));
1736 sfc_adapter_unlock(sa);
1738 rte_free(rss_tbl_new);
1740 SFC_ASSERT(rc >= 0);
1745 sfc_dev_filter_ctrl(struct rte_eth_dev *dev, enum rte_filter_type filter_type,
1746 enum rte_filter_op filter_op,
1749 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1752 sfc_log_init(sa, "entry");
1754 switch (filter_type) {
1755 case RTE_ETH_FILTER_NONE:
1756 sfc_err(sa, "Global filters configuration not supported");
1758 case RTE_ETH_FILTER_SYN:
1759 sfc_err(sa, "SYN filters not supported");
1761 case RTE_ETH_FILTER_NTUPLE:
1762 sfc_err(sa, "NTUPLE filters not supported");
1764 case RTE_ETH_FILTER_TUNNEL:
1765 sfc_err(sa, "Tunnel filters not supported");
1767 case RTE_ETH_FILTER_FDIR:
1768 sfc_err(sa, "Flow Director filters not supported");
1770 case RTE_ETH_FILTER_HASH:
1771 sfc_err(sa, "Hash filters not supported");
1773 case RTE_ETH_FILTER_GENERIC:
1774 if (filter_op != RTE_ETH_FILTER_GET) {
1777 *(const void **)arg = &sfc_flow_ops;
1782 sfc_err(sa, "Unknown filter type %u", filter_type);
1786 sfc_log_init(sa, "exit: %d", -rc);
1787 SFC_ASSERT(rc >= 0);
1792 sfc_pool_ops_supported(struct rte_eth_dev *dev, const char *pool)
1794 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
1797 * If Rx datapath does not provide callback to check mempool,
1798 * all pools are supported.
1800 if (sap->dp_rx->pool_ops_supported == NULL)
1803 return sap->dp_rx->pool_ops_supported(pool);
1807 sfc_rx_queue_intr_enable(struct rte_eth_dev *dev, uint16_t queue_id)
1809 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
1810 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1811 struct sfc_rxq_info *rxq_info;
1813 SFC_ASSERT(queue_id < sas->rxq_count);
1814 rxq_info = &sas->rxq_info[queue_id];
1816 return sap->dp_rx->intr_enable(rxq_info->dp);
1820 sfc_rx_queue_intr_disable(struct rte_eth_dev *dev, uint16_t queue_id)
1822 const struct sfc_adapter_priv *sap = sfc_adapter_priv_by_eth_dev(dev);
1823 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1824 struct sfc_rxq_info *rxq_info;
1826 SFC_ASSERT(queue_id < sas->rxq_count);
1827 rxq_info = &sas->rxq_info[queue_id];
1829 return sap->dp_rx->intr_disable(rxq_info->dp);
1832 static const struct eth_dev_ops sfc_eth_dev_ops = {
1833 .dev_configure = sfc_dev_configure,
1834 .dev_start = sfc_dev_start,
1835 .dev_stop = sfc_dev_stop,
1836 .dev_set_link_up = sfc_dev_set_link_up,
1837 .dev_set_link_down = sfc_dev_set_link_down,
1838 .dev_close = sfc_dev_close,
1839 .promiscuous_enable = sfc_dev_promisc_enable,
1840 .promiscuous_disable = sfc_dev_promisc_disable,
1841 .allmulticast_enable = sfc_dev_allmulti_enable,
1842 .allmulticast_disable = sfc_dev_allmulti_disable,
1843 .link_update = sfc_dev_link_update,
1844 .stats_get = sfc_stats_get,
1845 .stats_reset = sfc_stats_reset,
1846 .xstats_get = sfc_xstats_get,
1847 .xstats_reset = sfc_stats_reset,
1848 .xstats_get_names = sfc_xstats_get_names,
1849 .dev_infos_get = sfc_dev_infos_get,
1850 .dev_supported_ptypes_get = sfc_dev_supported_ptypes_get,
1851 .mtu_set = sfc_dev_set_mtu,
1852 .rx_queue_start = sfc_rx_queue_start,
1853 .rx_queue_stop = sfc_rx_queue_stop,
1854 .tx_queue_start = sfc_tx_queue_start,
1855 .tx_queue_stop = sfc_tx_queue_stop,
1856 .rx_queue_setup = sfc_rx_queue_setup,
1857 .rx_queue_release = sfc_rx_queue_release,
1858 .rx_queue_intr_enable = sfc_rx_queue_intr_enable,
1859 .rx_queue_intr_disable = sfc_rx_queue_intr_disable,
1860 .tx_queue_setup = sfc_tx_queue_setup,
1861 .tx_queue_release = sfc_tx_queue_release,
1862 .flow_ctrl_get = sfc_flow_ctrl_get,
1863 .flow_ctrl_set = sfc_flow_ctrl_set,
1864 .mac_addr_set = sfc_mac_addr_set,
1865 .udp_tunnel_port_add = sfc_dev_udp_tunnel_port_add,
1866 .udp_tunnel_port_del = sfc_dev_udp_tunnel_port_del,
1867 .reta_update = sfc_dev_rss_reta_update,
1868 .reta_query = sfc_dev_rss_reta_query,
1869 .rss_hash_update = sfc_dev_rss_hash_update,
1870 .rss_hash_conf_get = sfc_dev_rss_hash_conf_get,
1871 .filter_ctrl = sfc_dev_filter_ctrl,
1872 .set_mc_addr_list = sfc_set_mc_addr_list,
1873 .rxq_info_get = sfc_rx_queue_info_get,
1874 .txq_info_get = sfc_tx_queue_info_get,
1875 .fw_version_get = sfc_fw_version_get,
1876 .xstats_get_by_id = sfc_xstats_get_by_id,
1877 .xstats_get_names_by_id = sfc_xstats_get_names_by_id,
1878 .pool_ops_supported = sfc_pool_ops_supported,
1882 * Duplicate a string in potentially shared memory required for
1883 * multi-process support.
1885 * strdup() allocates from process-local heap/memory.
1888 sfc_strdup(const char *str)
1896 size = strlen(str) + 1;
1897 copy = rte_malloc(__func__, size, 0);
1899 rte_memcpy(copy, str, size);
1905 sfc_eth_dev_set_ops(struct rte_eth_dev *dev)
1907 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
1908 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
1909 const struct sfc_dp_rx *dp_rx;
1910 const struct sfc_dp_tx *dp_tx;
1911 const efx_nic_cfg_t *encp;
1912 unsigned int avail_caps = 0;
1913 const char *rx_name = NULL;
1914 const char *tx_name = NULL;
1917 switch (sa->family) {
1918 case EFX_FAMILY_HUNTINGTON:
1919 case EFX_FAMILY_MEDFORD:
1920 case EFX_FAMILY_MEDFORD2:
1921 avail_caps |= SFC_DP_HW_FW_CAP_EF10;
1922 avail_caps |= SFC_DP_HW_FW_CAP_RX_EFX;
1923 avail_caps |= SFC_DP_HW_FW_CAP_TX_EFX;
1925 case EFX_FAMILY_RIVERHEAD:
1926 avail_caps |= SFC_DP_HW_FW_CAP_EF100;
1932 encp = efx_nic_cfg_get(sa->nic);
1933 if (encp->enc_rx_es_super_buffer_supported)
1934 avail_caps |= SFC_DP_HW_FW_CAP_RX_ES_SUPER_BUFFER;
1936 rc = sfc_kvargs_process(sa, SFC_KVARG_RX_DATAPATH,
1937 sfc_kvarg_string_handler, &rx_name);
1939 goto fail_kvarg_rx_datapath;
1941 if (rx_name != NULL) {
1942 dp_rx = sfc_dp_find_rx_by_name(&sfc_dp_head, rx_name);
1943 if (dp_rx == NULL) {
1944 sfc_err(sa, "Rx datapath %s not found", rx_name);
1948 if (!sfc_dp_match_hw_fw_caps(&dp_rx->dp, avail_caps)) {
1950 "Insufficient Hw/FW capabilities to use Rx datapath %s",
1953 goto fail_dp_rx_caps;
1956 dp_rx = sfc_dp_find_rx_by_caps(&sfc_dp_head, avail_caps);
1957 if (dp_rx == NULL) {
1958 sfc_err(sa, "Rx datapath by caps %#x not found",
1965 sas->dp_rx_name = sfc_strdup(dp_rx->dp.name);
1966 if (sas->dp_rx_name == NULL) {
1968 goto fail_dp_rx_name;
1971 sfc_notice(sa, "use %s Rx datapath", sas->dp_rx_name);
1973 rc = sfc_kvargs_process(sa, SFC_KVARG_TX_DATAPATH,
1974 sfc_kvarg_string_handler, &tx_name);
1976 goto fail_kvarg_tx_datapath;
1978 if (tx_name != NULL) {
1979 dp_tx = sfc_dp_find_tx_by_name(&sfc_dp_head, tx_name);
1980 if (dp_tx == NULL) {
1981 sfc_err(sa, "Tx datapath %s not found", tx_name);
1985 if (!sfc_dp_match_hw_fw_caps(&dp_tx->dp, avail_caps)) {
1987 "Insufficient Hw/FW capabilities to use Tx datapath %s",
1990 goto fail_dp_tx_caps;
1993 dp_tx = sfc_dp_find_tx_by_caps(&sfc_dp_head, avail_caps);
1994 if (dp_tx == NULL) {
1995 sfc_err(sa, "Tx datapath by caps %#x not found",
2002 sas->dp_tx_name = sfc_strdup(dp_tx->dp.name);
2003 if (sas->dp_tx_name == NULL) {
2005 goto fail_dp_tx_name;
2008 sfc_notice(sa, "use %s Tx datapath", sas->dp_tx_name);
2010 sa->priv.dp_rx = dp_rx;
2011 sa->priv.dp_tx = dp_tx;
2013 dev->rx_pkt_burst = dp_rx->pkt_burst;
2014 dev->tx_pkt_prepare = dp_tx->pkt_prepare;
2015 dev->tx_pkt_burst = dp_tx->pkt_burst;
2017 dev->rx_queue_count = sfc_rx_queue_count;
2018 dev->rx_descriptor_done = sfc_rx_descriptor_done;
2019 dev->rx_descriptor_status = sfc_rx_descriptor_status;
2020 dev->tx_descriptor_status = sfc_tx_descriptor_status;
2021 dev->dev_ops = &sfc_eth_dev_ops;
2028 fail_kvarg_tx_datapath:
2029 rte_free(sas->dp_rx_name);
2030 sas->dp_rx_name = NULL;
2035 fail_kvarg_rx_datapath:
2040 sfc_eth_dev_clear_ops(struct rte_eth_dev *dev)
2042 struct sfc_adapter *sa = sfc_adapter_by_eth_dev(dev);
2043 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
2045 dev->dev_ops = NULL;
2046 dev->tx_pkt_prepare = NULL;
2047 dev->rx_pkt_burst = NULL;
2048 dev->tx_pkt_burst = NULL;
2050 rte_free(sas->dp_tx_name);
2051 sas->dp_tx_name = NULL;
2052 sa->priv.dp_tx = NULL;
2054 rte_free(sas->dp_rx_name);
2055 sas->dp_rx_name = NULL;
2056 sa->priv.dp_rx = NULL;
2059 static const struct eth_dev_ops sfc_eth_dev_secondary_ops = {
2060 .dev_supported_ptypes_get = sfc_dev_supported_ptypes_get,
2061 .reta_query = sfc_dev_rss_reta_query,
2062 .rss_hash_conf_get = sfc_dev_rss_hash_conf_get,
2063 .rxq_info_get = sfc_rx_queue_info_get,
2064 .txq_info_get = sfc_tx_queue_info_get,
2068 sfc_eth_dev_secondary_init(struct rte_eth_dev *dev, uint32_t logtype_main)
2070 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
2071 struct sfc_adapter_priv *sap;
2072 const struct sfc_dp_rx *dp_rx;
2073 const struct sfc_dp_tx *dp_tx;
2077 * Allocate process private data from heap, since it should not
2078 * be located in shared memory allocated using rte_malloc() API.
2080 sap = calloc(1, sizeof(*sap));
2083 goto fail_alloc_priv;
2086 sap->logtype_main = logtype_main;
2088 dp_rx = sfc_dp_find_rx_by_name(&sfc_dp_head, sas->dp_rx_name);
2089 if (dp_rx == NULL) {
2090 SFC_LOG(sas, RTE_LOG_ERR, logtype_main,
2091 "cannot find %s Rx datapath", sas->dp_rx_name);
2095 if (~dp_rx->features & SFC_DP_RX_FEAT_MULTI_PROCESS) {
2096 SFC_LOG(sas, RTE_LOG_ERR, logtype_main,
2097 "%s Rx datapath does not support multi-process",
2100 goto fail_dp_rx_multi_process;
2103 dp_tx = sfc_dp_find_tx_by_name(&sfc_dp_head, sas->dp_tx_name);
2104 if (dp_tx == NULL) {
2105 SFC_LOG(sas, RTE_LOG_ERR, logtype_main,
2106 "cannot find %s Tx datapath", sas->dp_tx_name);
2110 if (~dp_tx->features & SFC_DP_TX_FEAT_MULTI_PROCESS) {
2111 SFC_LOG(sas, RTE_LOG_ERR, logtype_main,
2112 "%s Tx datapath does not support multi-process",
2115 goto fail_dp_tx_multi_process;
2121 dev->process_private = sap;
2122 dev->rx_pkt_burst = dp_rx->pkt_burst;
2123 dev->tx_pkt_prepare = dp_tx->pkt_prepare;
2124 dev->tx_pkt_burst = dp_tx->pkt_burst;
2125 dev->rx_queue_count = sfc_rx_queue_count;
2126 dev->rx_descriptor_done = sfc_rx_descriptor_done;
2127 dev->rx_descriptor_status = sfc_rx_descriptor_status;
2128 dev->tx_descriptor_status = sfc_tx_descriptor_status;
2129 dev->dev_ops = &sfc_eth_dev_secondary_ops;
2133 fail_dp_tx_multi_process:
2135 fail_dp_rx_multi_process:
2144 sfc_register_dp(void)
2147 if (TAILQ_EMPTY(&sfc_dp_head)) {
2148 /* Prefer EF10 datapath */
2149 sfc_dp_register(&sfc_dp_head, &sfc_ef100_rx.dp);
2150 sfc_dp_register(&sfc_dp_head, &sfc_ef10_essb_rx.dp);
2151 sfc_dp_register(&sfc_dp_head, &sfc_ef10_rx.dp);
2152 sfc_dp_register(&sfc_dp_head, &sfc_efx_rx.dp);
2154 sfc_dp_register(&sfc_dp_head, &sfc_ef100_tx.dp);
2155 sfc_dp_register(&sfc_dp_head, &sfc_ef10_tx.dp);
2156 sfc_dp_register(&sfc_dp_head, &sfc_efx_tx.dp);
2157 sfc_dp_register(&sfc_dp_head, &sfc_ef10_simple_tx.dp);
2162 sfc_eth_dev_init(struct rte_eth_dev *dev)
2164 struct sfc_adapter_shared *sas = sfc_adapter_shared_by_eth_dev(dev);
2165 struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
2166 uint32_t logtype_main;
2167 struct sfc_adapter *sa;
2169 const efx_nic_cfg_t *encp;
2170 const struct rte_ether_addr *from;
2175 logtype_main = sfc_register_logtype(&pci_dev->addr,
2176 SFC_LOGTYPE_MAIN_STR,
2179 if (rte_eal_process_type() != RTE_PROC_PRIMARY)
2180 return -sfc_eth_dev_secondary_init(dev, logtype_main);
2182 /* Required for logging */
2183 ret = snprintf(sas->log_prefix, sizeof(sas->log_prefix),
2184 "PMD: sfc_efx " PCI_PRI_FMT " #%" PRIu16 ": ",
2185 pci_dev->addr.domain, pci_dev->addr.bus,
2186 pci_dev->addr.devid, pci_dev->addr.function,
2187 dev->data->port_id);
2188 if (ret < 0 || ret >= (int)sizeof(sas->log_prefix)) {
2189 SFC_GENERIC_LOG(ERR,
2190 "reserved log prefix is too short for " PCI_PRI_FMT,
2191 pci_dev->addr.domain, pci_dev->addr.bus,
2192 pci_dev->addr.devid, pci_dev->addr.function);
2195 sas->pci_addr = pci_dev->addr;
2196 sas->port_id = dev->data->port_id;
2199 * Allocate process private data from heap, since it should not
2200 * be located in shared memory allocated using rte_malloc() API.
2202 sa = calloc(1, sizeof(*sa));
2208 dev->process_private = sa;
2210 /* Required for logging */
2211 sa->priv.shared = sas;
2212 sa->priv.logtype_main = logtype_main;
2216 /* Copy PCI device info to the dev->data */
2217 rte_eth_copy_pci_info(dev, pci_dev);
2218 dev->data->dev_flags |= RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS;
2220 rc = sfc_kvargs_parse(sa);
2222 goto fail_kvargs_parse;
2224 sfc_log_init(sa, "entry");
2226 dev->data->mac_addrs = rte_zmalloc("sfc", RTE_ETHER_ADDR_LEN, 0);
2227 if (dev->data->mac_addrs == NULL) {
2229 goto fail_mac_addrs;
2232 sfc_adapter_lock_init(sa);
2233 sfc_adapter_lock(sa);
2235 sfc_log_init(sa, "probing");
2240 sfc_log_init(sa, "set device ops");
2241 rc = sfc_eth_dev_set_ops(dev);
2245 sfc_log_init(sa, "attaching");
2246 rc = sfc_attach(sa);
2250 encp = efx_nic_cfg_get(sa->nic);
2253 * The arguments are really reverse order in comparison to
2254 * Linux kernel. Copy from NIC config to Ethernet device data.
2256 from = (const struct rte_ether_addr *)(encp->enc_mac_addr);
2257 rte_ether_addr_copy(from, &dev->data->mac_addrs[0]);
2259 sfc_adapter_unlock(sa);
2261 sfc_log_init(sa, "done");
2265 sfc_eth_dev_clear_ops(dev);
2271 sfc_adapter_unlock(sa);
2272 sfc_adapter_lock_fini(sa);
2273 rte_free(dev->data->mac_addrs);
2274 dev->data->mac_addrs = NULL;
2277 sfc_kvargs_cleanup(sa);
2280 sfc_log_init(sa, "failed %d", rc);
2281 dev->process_private = NULL;
2290 sfc_eth_dev_uninit(struct rte_eth_dev *dev)
2297 static const struct rte_pci_id pci_id_sfc_efx_map[] = {
2298 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_FARMINGDALE) },
2299 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_FARMINGDALE_VF) },
2300 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_GREENPORT) },
2301 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_GREENPORT_VF) },
2302 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD) },
2303 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD_VF) },
2304 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD2) },
2305 { RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD2_VF) },
2306 { RTE_PCI_DEVICE(EFX_PCI_VENID_XILINX, EFX_PCI_DEVID_RIVERHEAD) },
2307 { .vendor_id = 0 /* sentinel */ }
2310 static int sfc_eth_dev_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
2311 struct rte_pci_device *pci_dev)
2313 return rte_eth_dev_pci_generic_probe(pci_dev,
2314 sizeof(struct sfc_adapter_shared), sfc_eth_dev_init);
2317 static int sfc_eth_dev_pci_remove(struct rte_pci_device *pci_dev)
2319 return rte_eth_dev_pci_generic_remove(pci_dev, sfc_eth_dev_uninit);
2322 static struct rte_pci_driver sfc_efx_pmd = {
2323 .id_table = pci_id_sfc_efx_map,
2325 RTE_PCI_DRV_INTR_LSC |
2326 RTE_PCI_DRV_NEED_MAPPING,
2327 .probe = sfc_eth_dev_pci_probe,
2328 .remove = sfc_eth_dev_pci_remove,
2331 RTE_PMD_REGISTER_PCI(net_sfc_efx, sfc_efx_pmd);
2332 RTE_PMD_REGISTER_PCI_TABLE(net_sfc_efx, pci_id_sfc_efx_map);
2333 RTE_PMD_REGISTER_KMOD_DEP(net_sfc_efx, "* igb_uio | uio_pci_generic | vfio-pci");
2334 RTE_PMD_REGISTER_PARAM_STRING(net_sfc_efx,
2335 SFC_KVARG_RX_DATAPATH "=" SFC_KVARG_VALUES_RX_DATAPATH " "
2336 SFC_KVARG_TX_DATAPATH "=" SFC_KVARG_VALUES_TX_DATAPATH " "
2337 SFC_KVARG_PERF_PROFILE "=" SFC_KVARG_VALUES_PERF_PROFILE " "
2338 SFC_KVARG_FW_VARIANT "=" SFC_KVARG_VALUES_FW_VARIANT " "
2339 SFC_KVARG_RXD_WAIT_TIMEOUT_NS "=<long> "
2340 SFC_KVARG_STATS_UPDATE_PERIOD_MS "=<long>");
2342 RTE_INIT(sfc_driver_register_logtype)
2346 ret = rte_log_register_type_and_pick_level(SFC_LOGTYPE_PREFIX "driver",
2348 sfc_logtype_driver = (ret < 0) ? RTE_LOGTYPE_PMD : ret;