xref: /dpdk/drivers/net/sfc/sfc_ethdev.c (revision 088e17210a7a87f81a0575aa9f829c7f109c08dc)
1 /*-
2  * Copyright (c) 2016 Solarflare Communications Inc.
3  * All rights reserved.
4  *
5  * This software was jointly developed between OKTET Labs (under contract
6  * for Solarflare) and Solarflare Communications, Inc.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions are met:
10  *
11  * 1. Redistributions of source code must retain the above copyright notice,
12  *    this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright notice,
14  *    this list of conditions and the following disclaimer in the documentation
15  *    and/or other materials provided with the distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
18  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
19  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
21  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
22  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
23  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
24  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
25  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
26  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
27  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28  */
29 
30 #include <rte_dev.h>
31 #include <rte_ethdev.h>
32 #include <rte_pci.h>
33 
34 #include "efx.h"
35 
36 #include "sfc.h"
37 #include "sfc_debug.h"
38 #include "sfc_log.h"
39 #include "sfc_kvargs.h"
40 #include "sfc_ev.h"
41 #include "sfc_rx.h"
42 #include "sfc_tx.h"
43 
44 
45 static void
46 sfc_dev_infos_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
47 {
48 	struct sfc_adapter *sa = dev->data->dev_private;
49 	const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
50 
51 	sfc_log_init(sa, "entry");
52 
53 	dev_info->pci_dev = RTE_DEV_TO_PCI(dev->device);
54 	dev_info->max_rx_pktlen = EFX_MAC_PDU_MAX;
55 
56 	/* Autonegotiation may be disabled */
57 	dev_info->speed_capa = ETH_LINK_SPEED_FIXED;
58 	if (sa->port.phy_adv_cap_mask & EFX_PHY_CAP_1000FDX)
59 		dev_info->speed_capa |= ETH_LINK_SPEED_1G;
60 	if (sa->port.phy_adv_cap_mask & EFX_PHY_CAP_10000FDX)
61 		dev_info->speed_capa |= ETH_LINK_SPEED_10G;
62 	if (sa->port.phy_adv_cap_mask & EFX_PHY_CAP_40000FDX)
63 		dev_info->speed_capa |= ETH_LINK_SPEED_40G;
64 
65 	dev_info->max_rx_queues = sa->rxq_max;
66 	dev_info->max_tx_queues = sa->txq_max;
67 
68 	/* By default packets are dropped if no descriptors are available */
69 	dev_info->default_rxconf.rx_drop_en = 1;
70 
71 	dev_info->rx_offload_capa =
72 		DEV_RX_OFFLOAD_IPV4_CKSUM |
73 		DEV_RX_OFFLOAD_UDP_CKSUM |
74 		DEV_RX_OFFLOAD_TCP_CKSUM;
75 
76 	dev_info->tx_offload_capa =
77 		DEV_TX_OFFLOAD_IPV4_CKSUM |
78 		DEV_TX_OFFLOAD_UDP_CKSUM |
79 		DEV_TX_OFFLOAD_TCP_CKSUM;
80 
81 	dev_info->default_txconf.txq_flags = ETH_TXQ_FLAGS_NOXSUMSCTP;
82 	if (!encp->enc_hw_tx_insert_vlan_enabled)
83 		dev_info->default_txconf.txq_flags |= ETH_TXQ_FLAGS_NOVLANOFFL;
84 	else
85 		dev_info->tx_offload_capa |= DEV_TX_OFFLOAD_VLAN_INSERT;
86 
87 #if EFSYS_OPT_RX_SCALE
88 	if (sa->rss_support != EFX_RX_SCALE_UNAVAILABLE) {
89 		dev_info->reta_size = EFX_RSS_TBL_SIZE;
90 		dev_info->hash_key_size = SFC_RSS_KEY_SIZE;
91 		dev_info->flow_type_rss_offloads = SFC_RSS_OFFLOADS;
92 	}
93 #endif
94 
95 	dev_info->rx_desc_lim.nb_max = EFX_RXQ_MAXNDESCS;
96 	dev_info->rx_desc_lim.nb_min = EFX_RXQ_MINNDESCS;
97 	/* The RXQ hardware requires that the descriptor count is a power
98 	 * of 2, but rx_desc_lim cannot properly describe that constraint.
99 	 */
100 	dev_info->rx_desc_lim.nb_align = EFX_RXQ_MINNDESCS;
101 
102 	dev_info->tx_desc_lim.nb_max = sa->txq_max_entries;
103 	dev_info->tx_desc_lim.nb_min = EFX_TXQ_MINNDESCS;
104 	/*
105 	 * The TXQ hardware requires that the descriptor count is a power
106 	 * of 2, but tx_desc_lim cannot properly describe that constraint
107 	 */
108 	dev_info->tx_desc_lim.nb_align = EFX_TXQ_MINNDESCS;
109 }
110 
111 static const uint32_t *
112 sfc_dev_supported_ptypes_get(struct rte_eth_dev *dev)
113 {
114 	static const uint32_t ptypes[] = {
115 		RTE_PTYPE_L2_ETHER,
116 		RTE_PTYPE_L3_IPV4_EXT_UNKNOWN,
117 		RTE_PTYPE_L3_IPV6_EXT_UNKNOWN,
118 		RTE_PTYPE_L4_TCP,
119 		RTE_PTYPE_L4_UDP,
120 		RTE_PTYPE_UNKNOWN
121 	};
122 
123 	if (dev->rx_pkt_burst == sfc_recv_pkts)
124 		return ptypes;
125 
126 	return NULL;
127 }
128 
129 static int
130 sfc_dev_configure(struct rte_eth_dev *dev)
131 {
132 	struct rte_eth_dev_data *dev_data = dev->data;
133 	struct sfc_adapter *sa = dev_data->dev_private;
134 	int rc;
135 
136 	sfc_log_init(sa, "entry n_rxq=%u n_txq=%u",
137 		     dev_data->nb_rx_queues, dev_data->nb_tx_queues);
138 
139 	sfc_adapter_lock(sa);
140 	switch (sa->state) {
141 	case SFC_ADAPTER_CONFIGURED:
142 		sfc_close(sa);
143 		SFC_ASSERT(sa->state == SFC_ADAPTER_INITIALIZED);
144 		/* FALLTHROUGH */
145 	case SFC_ADAPTER_INITIALIZED:
146 		rc = sfc_configure(sa);
147 		break;
148 	default:
149 		sfc_err(sa, "unexpected adapter state %u to configure",
150 			sa->state);
151 		rc = EINVAL;
152 		break;
153 	}
154 	sfc_adapter_unlock(sa);
155 
156 	sfc_log_init(sa, "done %d", rc);
157 	SFC_ASSERT(rc >= 0);
158 	return -rc;
159 }
160 
161 static int
162 sfc_dev_start(struct rte_eth_dev *dev)
163 {
164 	struct sfc_adapter *sa = dev->data->dev_private;
165 	int rc;
166 
167 	sfc_log_init(sa, "entry");
168 
169 	sfc_adapter_lock(sa);
170 	rc = sfc_start(sa);
171 	sfc_adapter_unlock(sa);
172 
173 	sfc_log_init(sa, "done %d", rc);
174 	SFC_ASSERT(rc >= 0);
175 	return -rc;
176 }
177 
178 static int
179 sfc_dev_link_update(struct rte_eth_dev *dev, int wait_to_complete)
180 {
181 	struct sfc_adapter *sa = dev->data->dev_private;
182 	struct rte_eth_link *dev_link = &dev->data->dev_link;
183 	struct rte_eth_link old_link;
184 	struct rte_eth_link current_link;
185 
186 	sfc_log_init(sa, "entry");
187 
188 	if (sa->state != SFC_ADAPTER_STARTED)
189 		return 0;
190 
191 retry:
192 	EFX_STATIC_ASSERT(sizeof(*dev_link) == sizeof(rte_atomic64_t));
193 	*(int64_t *)&old_link = rte_atomic64_read((rte_atomic64_t *)dev_link);
194 
195 	if (wait_to_complete) {
196 		efx_link_mode_t link_mode;
197 
198 		efx_port_poll(sa->nic, &link_mode);
199 		sfc_port_link_mode_to_info(link_mode, &current_link);
200 
201 		if (!rte_atomic64_cmpset((volatile uint64_t *)dev_link,
202 					 *(uint64_t *)&old_link,
203 					 *(uint64_t *)&current_link))
204 			goto retry;
205 	} else {
206 		sfc_ev_mgmt_qpoll(sa);
207 		*(int64_t *)&current_link =
208 			rte_atomic64_read((rte_atomic64_t *)dev_link);
209 	}
210 
211 	if (old_link.link_status != current_link.link_status)
212 		sfc_info(sa, "Link status is %s",
213 			 current_link.link_status ? "UP" : "DOWN");
214 
215 	return old_link.link_status == current_link.link_status ? 0 : -1;
216 }
217 
218 static void
219 sfc_dev_stop(struct rte_eth_dev *dev)
220 {
221 	struct sfc_adapter *sa = dev->data->dev_private;
222 
223 	sfc_log_init(sa, "entry");
224 
225 	sfc_adapter_lock(sa);
226 	sfc_stop(sa);
227 	sfc_adapter_unlock(sa);
228 
229 	sfc_log_init(sa, "done");
230 }
231 
232 static int
233 sfc_dev_set_link_up(struct rte_eth_dev *dev)
234 {
235 	struct sfc_adapter *sa = dev->data->dev_private;
236 	int rc;
237 
238 	sfc_log_init(sa, "entry");
239 
240 	sfc_adapter_lock(sa);
241 	rc = sfc_start(sa);
242 	sfc_adapter_unlock(sa);
243 
244 	SFC_ASSERT(rc >= 0);
245 	return -rc;
246 }
247 
248 static int
249 sfc_dev_set_link_down(struct rte_eth_dev *dev)
250 {
251 	struct sfc_adapter *sa = dev->data->dev_private;
252 
253 	sfc_log_init(sa, "entry");
254 
255 	sfc_adapter_lock(sa);
256 	sfc_stop(sa);
257 	sfc_adapter_unlock(sa);
258 
259 	return 0;
260 }
261 
262 static void
263 sfc_dev_close(struct rte_eth_dev *dev)
264 {
265 	struct sfc_adapter *sa = dev->data->dev_private;
266 
267 	sfc_log_init(sa, "entry");
268 
269 	sfc_adapter_lock(sa);
270 	switch (sa->state) {
271 	case SFC_ADAPTER_STARTED:
272 		sfc_stop(sa);
273 		SFC_ASSERT(sa->state == SFC_ADAPTER_CONFIGURED);
274 		/* FALLTHROUGH */
275 	case SFC_ADAPTER_CONFIGURED:
276 		sfc_close(sa);
277 		SFC_ASSERT(sa->state == SFC_ADAPTER_INITIALIZED);
278 		/* FALLTHROUGH */
279 	case SFC_ADAPTER_INITIALIZED:
280 		break;
281 	default:
282 		sfc_err(sa, "unexpected adapter state %u on close", sa->state);
283 		break;
284 	}
285 	sfc_adapter_unlock(sa);
286 
287 	sfc_log_init(sa, "done");
288 }
289 
290 static void
291 sfc_dev_filter_set(struct rte_eth_dev *dev, enum sfc_dev_filter_mode mode,
292 		   boolean_t enabled)
293 {
294 	struct sfc_port *port;
295 	boolean_t *toggle;
296 	struct sfc_adapter *sa = dev->data->dev_private;
297 	boolean_t allmulti = (mode == SFC_DEV_FILTER_MODE_ALLMULTI);
298 	const char *desc = (allmulti) ? "all-multi" : "promiscuous";
299 
300 	sfc_adapter_lock(sa);
301 
302 	port = &sa->port;
303 	toggle = (allmulti) ? (&port->allmulti) : (&port->promisc);
304 
305 	if (*toggle != enabled) {
306 		*toggle = enabled;
307 
308 		if ((sa->state == SFC_ADAPTER_STARTED) &&
309 		    (sfc_set_rx_mode(sa) != 0)) {
310 			*toggle = !(enabled);
311 			sfc_warn(sa, "Failed to %s %s mode",
312 				 ((enabled) ? "enable" : "disable"), desc);
313 		}
314 	}
315 
316 	sfc_adapter_unlock(sa);
317 }
318 
319 static void
320 sfc_dev_promisc_enable(struct rte_eth_dev *dev)
321 {
322 	sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_PROMISC, B_TRUE);
323 }
324 
325 static void
326 sfc_dev_promisc_disable(struct rte_eth_dev *dev)
327 {
328 	sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_PROMISC, B_FALSE);
329 }
330 
331 static void
332 sfc_dev_allmulti_enable(struct rte_eth_dev *dev)
333 {
334 	sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_ALLMULTI, B_TRUE);
335 }
336 
337 static void
338 sfc_dev_allmulti_disable(struct rte_eth_dev *dev)
339 {
340 	sfc_dev_filter_set(dev, SFC_DEV_FILTER_MODE_ALLMULTI, B_FALSE);
341 }
342 
343 static int
344 sfc_rx_queue_setup(struct rte_eth_dev *dev, uint16_t rx_queue_id,
345 		   uint16_t nb_rx_desc, unsigned int socket_id,
346 		   const struct rte_eth_rxconf *rx_conf,
347 		   struct rte_mempool *mb_pool)
348 {
349 	struct sfc_adapter *sa = dev->data->dev_private;
350 	int rc;
351 
352 	sfc_log_init(sa, "RxQ=%u nb_rx_desc=%u socket_id=%u",
353 		     rx_queue_id, nb_rx_desc, socket_id);
354 
355 	sfc_adapter_lock(sa);
356 
357 	rc = sfc_rx_qinit(sa, rx_queue_id, nb_rx_desc, socket_id,
358 			  rx_conf, mb_pool);
359 	if (rc != 0)
360 		goto fail_rx_qinit;
361 
362 	dev->data->rx_queues[rx_queue_id] = sa->rxq_info[rx_queue_id].rxq;
363 
364 	sfc_adapter_unlock(sa);
365 
366 	return 0;
367 
368 fail_rx_qinit:
369 	sfc_adapter_unlock(sa);
370 	SFC_ASSERT(rc > 0);
371 	return -rc;
372 }
373 
374 static void
375 sfc_rx_queue_release(void *queue)
376 {
377 	struct sfc_rxq *rxq = queue;
378 	struct sfc_adapter *sa;
379 	unsigned int sw_index;
380 
381 	if (rxq == NULL)
382 		return;
383 
384 	sa = rxq->evq->sa;
385 	sfc_adapter_lock(sa);
386 
387 	sw_index = sfc_rxq_sw_index(rxq);
388 
389 	sfc_log_init(sa, "RxQ=%u", sw_index);
390 
391 	sa->eth_dev->data->rx_queues[sw_index] = NULL;
392 
393 	sfc_rx_qfini(sa, sw_index);
394 
395 	sfc_adapter_unlock(sa);
396 }
397 
398 static int
399 sfc_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id,
400 		   uint16_t nb_tx_desc, unsigned int socket_id,
401 		   const struct rte_eth_txconf *tx_conf)
402 {
403 	struct sfc_adapter *sa = dev->data->dev_private;
404 	int rc;
405 
406 	sfc_log_init(sa, "TxQ = %u, nb_tx_desc = %u, socket_id = %u",
407 		     tx_queue_id, nb_tx_desc, socket_id);
408 
409 	sfc_adapter_lock(sa);
410 
411 	rc = sfc_tx_qinit(sa, tx_queue_id, nb_tx_desc, socket_id, tx_conf);
412 	if (rc != 0)
413 		goto fail_tx_qinit;
414 
415 	dev->data->tx_queues[tx_queue_id] = sa->txq_info[tx_queue_id].txq;
416 
417 	sfc_adapter_unlock(sa);
418 	return 0;
419 
420 fail_tx_qinit:
421 	sfc_adapter_unlock(sa);
422 	SFC_ASSERT(rc > 0);
423 	return -rc;
424 }
425 
426 static void
427 sfc_tx_queue_release(void *queue)
428 {
429 	struct sfc_txq *txq = queue;
430 	unsigned int sw_index;
431 	struct sfc_adapter *sa;
432 
433 	if (txq == NULL)
434 		return;
435 
436 	sw_index = sfc_txq_sw_index(txq);
437 
438 	SFC_ASSERT(txq->evq != NULL);
439 	sa = txq->evq->sa;
440 
441 	sfc_log_init(sa, "TxQ = %u", sw_index);
442 
443 	sfc_adapter_lock(sa);
444 
445 	SFC_ASSERT(sw_index < sa->eth_dev->data->nb_tx_queues);
446 	sa->eth_dev->data->tx_queues[sw_index] = NULL;
447 
448 	sfc_tx_qfini(sa, sw_index);
449 
450 	sfc_adapter_unlock(sa);
451 }
452 
453 static void
454 sfc_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
455 {
456 	struct sfc_adapter *sa = dev->data->dev_private;
457 	struct sfc_port *port = &sa->port;
458 	uint64_t *mac_stats;
459 
460 	rte_spinlock_lock(&port->mac_stats_lock);
461 
462 	if (sfc_port_update_mac_stats(sa) != 0)
463 		goto unlock;
464 
465 	mac_stats = port->mac_stats_buf;
466 
467 	if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask,
468 				   EFX_MAC_VADAPTER_RX_UNICAST_PACKETS)) {
469 		stats->ipackets =
470 			mac_stats[EFX_MAC_VADAPTER_RX_UNICAST_PACKETS] +
471 			mac_stats[EFX_MAC_VADAPTER_RX_MULTICAST_PACKETS] +
472 			mac_stats[EFX_MAC_VADAPTER_RX_BROADCAST_PACKETS];
473 		stats->opackets =
474 			mac_stats[EFX_MAC_VADAPTER_TX_UNICAST_PACKETS] +
475 			mac_stats[EFX_MAC_VADAPTER_TX_MULTICAST_PACKETS] +
476 			mac_stats[EFX_MAC_VADAPTER_TX_BROADCAST_PACKETS];
477 		stats->ibytes =
478 			mac_stats[EFX_MAC_VADAPTER_RX_UNICAST_BYTES] +
479 			mac_stats[EFX_MAC_VADAPTER_RX_MULTICAST_BYTES] +
480 			mac_stats[EFX_MAC_VADAPTER_RX_BROADCAST_BYTES];
481 		stats->obytes =
482 			mac_stats[EFX_MAC_VADAPTER_TX_UNICAST_BYTES] +
483 			mac_stats[EFX_MAC_VADAPTER_TX_MULTICAST_BYTES] +
484 			mac_stats[EFX_MAC_VADAPTER_TX_BROADCAST_BYTES];
485 		stats->imissed = mac_stats[EFX_MAC_VADAPTER_RX_OVERFLOW];
486 		stats->ierrors = mac_stats[EFX_MAC_VADAPTER_RX_BAD_PACKETS];
487 		stats->oerrors = mac_stats[EFX_MAC_VADAPTER_TX_BAD_PACKETS];
488 	} else {
489 		stats->ipackets = mac_stats[EFX_MAC_RX_PKTS];
490 		stats->opackets = mac_stats[EFX_MAC_TX_PKTS];
491 		stats->ibytes = mac_stats[EFX_MAC_RX_OCTETS];
492 		stats->obytes = mac_stats[EFX_MAC_TX_OCTETS];
493 		/*
494 		 * Take into account stats which are whenever supported
495 		 * on EF10. If some stat is not supported by current
496 		 * firmware variant or HW revision, it is guaranteed
497 		 * to be zero in mac_stats.
498 		 */
499 		stats->imissed =
500 			mac_stats[EFX_MAC_RX_NODESC_DROP_CNT] +
501 			mac_stats[EFX_MAC_PM_TRUNC_BB_OVERFLOW] +
502 			mac_stats[EFX_MAC_PM_DISCARD_BB_OVERFLOW] +
503 			mac_stats[EFX_MAC_PM_TRUNC_VFIFO_FULL] +
504 			mac_stats[EFX_MAC_PM_DISCARD_VFIFO_FULL] +
505 			mac_stats[EFX_MAC_PM_TRUNC_QBB] +
506 			mac_stats[EFX_MAC_PM_DISCARD_QBB] +
507 			mac_stats[EFX_MAC_PM_DISCARD_MAPPING] +
508 			mac_stats[EFX_MAC_RXDP_Q_DISABLED_PKTS] +
509 			mac_stats[EFX_MAC_RXDP_DI_DROPPED_PKTS];
510 		stats->ierrors =
511 			mac_stats[EFX_MAC_RX_FCS_ERRORS] +
512 			mac_stats[EFX_MAC_RX_ALIGN_ERRORS] +
513 			mac_stats[EFX_MAC_RX_JABBER_PKTS];
514 		/* no oerrors counters supported on EF10 */
515 	}
516 
517 unlock:
518 	rte_spinlock_unlock(&port->mac_stats_lock);
519 }
520 
521 static int
522 sfc_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
523 	       unsigned int xstats_count)
524 {
525 	struct sfc_adapter *sa = dev->data->dev_private;
526 	struct sfc_port *port = &sa->port;
527 	uint64_t *mac_stats;
528 	int rc;
529 	unsigned int i;
530 	int nstats = 0;
531 
532 	rte_spinlock_lock(&port->mac_stats_lock);
533 
534 	rc = sfc_port_update_mac_stats(sa);
535 	if (rc != 0) {
536 		SFC_ASSERT(rc > 0);
537 		nstats = -rc;
538 		goto unlock;
539 	}
540 
541 	mac_stats = port->mac_stats_buf;
542 
543 	for (i = 0; i < EFX_MAC_NSTATS; ++i) {
544 		if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i)) {
545 			if (xstats != NULL && nstats < (int)xstats_count) {
546 				xstats[nstats].id = nstats;
547 				xstats[nstats].value = mac_stats[i];
548 			}
549 			nstats++;
550 		}
551 	}
552 
553 unlock:
554 	rte_spinlock_unlock(&port->mac_stats_lock);
555 
556 	return nstats;
557 }
558 
559 static int
560 sfc_xstats_get_names(struct rte_eth_dev *dev,
561 		     struct rte_eth_xstat_name *xstats_names,
562 		     unsigned int xstats_count)
563 {
564 	struct sfc_adapter *sa = dev->data->dev_private;
565 	struct sfc_port *port = &sa->port;
566 	unsigned int i;
567 	unsigned int nstats = 0;
568 
569 	for (i = 0; i < EFX_MAC_NSTATS; ++i) {
570 		if (EFX_MAC_STAT_SUPPORTED(port->mac_stats_mask, i)) {
571 			if (xstats_names != NULL && nstats < xstats_count)
572 				strncpy(xstats_names[nstats].name,
573 					efx_mac_stat_name(sa->nic, i),
574 					sizeof(xstats_names[0].name));
575 			nstats++;
576 		}
577 	}
578 
579 	return nstats;
580 }
581 
582 static int
583 sfc_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
584 {
585 	struct sfc_adapter *sa = dev->data->dev_private;
586 	unsigned int wanted_fc, link_fc;
587 
588 	memset(fc_conf, 0, sizeof(*fc_conf));
589 
590 	sfc_adapter_lock(sa);
591 
592 	if (sa->state == SFC_ADAPTER_STARTED)
593 		efx_mac_fcntl_get(sa->nic, &wanted_fc, &link_fc);
594 	else
595 		link_fc = sa->port.flow_ctrl;
596 
597 	switch (link_fc) {
598 	case 0:
599 		fc_conf->mode = RTE_FC_NONE;
600 		break;
601 	case EFX_FCNTL_RESPOND:
602 		fc_conf->mode = RTE_FC_RX_PAUSE;
603 		break;
604 	case EFX_FCNTL_GENERATE:
605 		fc_conf->mode = RTE_FC_TX_PAUSE;
606 		break;
607 	case (EFX_FCNTL_RESPOND | EFX_FCNTL_GENERATE):
608 		fc_conf->mode = RTE_FC_FULL;
609 		break;
610 	default:
611 		sfc_err(sa, "%s: unexpected flow control value %#x",
612 			__func__, link_fc);
613 	}
614 
615 	fc_conf->autoneg = sa->port.flow_ctrl_autoneg;
616 
617 	sfc_adapter_unlock(sa);
618 
619 	return 0;
620 }
621 
622 static int
623 sfc_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
624 {
625 	struct sfc_adapter *sa = dev->data->dev_private;
626 	struct sfc_port *port = &sa->port;
627 	unsigned int fcntl;
628 	int rc;
629 
630 	if (fc_conf->high_water != 0 || fc_conf->low_water != 0 ||
631 	    fc_conf->pause_time != 0 || fc_conf->send_xon != 0 ||
632 	    fc_conf->mac_ctrl_frame_fwd != 0) {
633 		sfc_err(sa, "unsupported flow control settings specified");
634 		rc = EINVAL;
635 		goto fail_inval;
636 	}
637 
638 	switch (fc_conf->mode) {
639 	case RTE_FC_NONE:
640 		fcntl = 0;
641 		break;
642 	case RTE_FC_RX_PAUSE:
643 		fcntl = EFX_FCNTL_RESPOND;
644 		break;
645 	case RTE_FC_TX_PAUSE:
646 		fcntl = EFX_FCNTL_GENERATE;
647 		break;
648 	case RTE_FC_FULL:
649 		fcntl = EFX_FCNTL_RESPOND | EFX_FCNTL_GENERATE;
650 		break;
651 	default:
652 		rc = EINVAL;
653 		goto fail_inval;
654 	}
655 
656 	sfc_adapter_lock(sa);
657 
658 	if (sa->state == SFC_ADAPTER_STARTED) {
659 		rc = efx_mac_fcntl_set(sa->nic, fcntl, fc_conf->autoneg);
660 		if (rc != 0)
661 			goto fail_mac_fcntl_set;
662 	}
663 
664 	port->flow_ctrl = fcntl;
665 	port->flow_ctrl_autoneg = fc_conf->autoneg;
666 
667 	sfc_adapter_unlock(sa);
668 
669 	return 0;
670 
671 fail_mac_fcntl_set:
672 	sfc_adapter_unlock(sa);
673 fail_inval:
674 	SFC_ASSERT(rc > 0);
675 	return -rc;
676 }
677 
678 static int
679 sfc_dev_set_mtu(struct rte_eth_dev *dev, uint16_t mtu)
680 {
681 	struct sfc_adapter *sa = dev->data->dev_private;
682 	size_t pdu = EFX_MAC_PDU(mtu);
683 	size_t old_pdu;
684 	int rc;
685 
686 	sfc_log_init(sa, "mtu=%u", mtu);
687 
688 	rc = EINVAL;
689 	if (pdu < EFX_MAC_PDU_MIN) {
690 		sfc_err(sa, "too small MTU %u (PDU size %u less than min %u)",
691 			(unsigned int)mtu, (unsigned int)pdu,
692 			EFX_MAC_PDU_MIN);
693 		goto fail_inval;
694 	}
695 	if (pdu > EFX_MAC_PDU_MAX) {
696 		sfc_err(sa, "too big MTU %u (PDU size %u greater than max %u)",
697 			(unsigned int)mtu, (unsigned int)pdu,
698 			EFX_MAC_PDU_MAX);
699 		goto fail_inval;
700 	}
701 
702 	sfc_adapter_lock(sa);
703 
704 	if (pdu != sa->port.pdu) {
705 		if (sa->state == SFC_ADAPTER_STARTED) {
706 			sfc_stop(sa);
707 
708 			old_pdu = sa->port.pdu;
709 			sa->port.pdu = pdu;
710 			rc = sfc_start(sa);
711 			if (rc != 0)
712 				goto fail_start;
713 		} else {
714 			sa->port.pdu = pdu;
715 		}
716 	}
717 
718 	/*
719 	 * The driver does not use it, but other PMDs update jumbo_frame
720 	 * flag and max_rx_pkt_len when MTU is set.
721 	 */
722 	dev->data->dev_conf.rxmode.jumbo_frame = (mtu > ETHER_MAX_LEN);
723 	dev->data->dev_conf.rxmode.max_rx_pkt_len = sa->port.pdu;
724 
725 	sfc_adapter_unlock(sa);
726 
727 	sfc_log_init(sa, "done");
728 	return 0;
729 
730 fail_start:
731 	sa->port.pdu = old_pdu;
732 	if (sfc_start(sa) != 0)
733 		sfc_err(sa, "cannot start with neither new (%u) nor old (%u) "
734 			"PDU max size - port is stopped",
735 			(unsigned int)pdu, (unsigned int)old_pdu);
736 	sfc_adapter_unlock(sa);
737 
738 fail_inval:
739 	sfc_log_init(sa, "failed %d", rc);
740 	SFC_ASSERT(rc > 0);
741 	return -rc;
742 }
743 static void
744 sfc_mac_addr_set(struct rte_eth_dev *dev, struct ether_addr *mac_addr)
745 {
746 	struct sfc_adapter *sa = dev->data->dev_private;
747 	const efx_nic_cfg_t *encp = efx_nic_cfg_get(sa->nic);
748 	int rc;
749 
750 	sfc_adapter_lock(sa);
751 
752 	if (sa->state != SFC_ADAPTER_STARTED) {
753 		sfc_info(sa, "the port is not started");
754 		sfc_info(sa, "the new MAC address will be set on port start");
755 
756 		goto unlock;
757 	}
758 
759 	if (encp->enc_allow_set_mac_with_installed_filters) {
760 		rc = efx_mac_addr_set(sa->nic, mac_addr->addr_bytes);
761 		if (rc != 0) {
762 			sfc_err(sa, "cannot set MAC address (rc = %u)", rc);
763 			goto unlock;
764 		}
765 
766 		/*
767 		 * Changing the MAC address by means of MCDI request
768 		 * has no effect on received traffic, therefore
769 		 * we also need to update unicast filters
770 		 */
771 		rc = sfc_set_rx_mode(sa);
772 		if (rc != 0)
773 			sfc_err(sa, "cannot set filter (rc = %u)", rc);
774 	} else {
775 		sfc_warn(sa, "cannot set MAC address with filters installed");
776 		sfc_warn(sa, "adapter will be restarted to pick the new MAC");
777 		sfc_warn(sa, "(some traffic may be dropped)");
778 
779 		/*
780 		 * Since setting MAC address with filters installed is not
781 		 * allowed on the adapter, one needs to simply restart adapter
782 		 * so that the new MAC address will be taken from an outer
783 		 * storage and set flawlessly by means of sfc_start() call
784 		 */
785 		sfc_stop(sa);
786 		rc = sfc_start(sa);
787 		if (rc != 0)
788 			sfc_err(sa, "cannot restart adapter (rc = %u)", rc);
789 	}
790 
791 unlock:
792 	sfc_adapter_unlock(sa);
793 }
794 
795 
796 static int
797 sfc_set_mc_addr_list(struct rte_eth_dev *dev, struct ether_addr *mc_addr_set,
798 		     uint32_t nb_mc_addr)
799 {
800 	struct sfc_adapter *sa = dev->data->dev_private;
801 	uint8_t *mc_addrs_p;
802 	uint8_t *mc_addrs;
803 	int rc;
804 	unsigned int i;
805 
806 	if (nb_mc_addr > EFX_MAC_MULTICAST_LIST_MAX) {
807 		sfc_err(sa, "too many multicast addresses: %u > %u",
808 			 nb_mc_addr, EFX_MAC_MULTICAST_LIST_MAX);
809 		return -EINVAL;
810 	}
811 
812 	mc_addrs_p = rte_calloc("mc-addrs", nb_mc_addr, EFX_MAC_ADDR_LEN, 0);
813 	if (mc_addrs_p == NULL)
814 		return -ENOMEM;
815 
816 	mc_addrs = mc_addrs_p;
817 
818 	for (i = 0; i < nb_mc_addr; ++i) {
819 		(void)rte_memcpy(mc_addrs, mc_addr_set[i].addr_bytes,
820 				 EFX_MAC_ADDR_LEN);
821 		mc_addrs += EFX_MAC_ADDR_LEN;
822 	}
823 
824 	rc = efx_mac_multicast_list_set(sa->nic, mc_addrs_p, nb_mc_addr);
825 
826 	rte_free(mc_addrs_p);
827 
828 	if (rc != 0)
829 		sfc_err(sa, "cannot set multicast address list (rc = %u)", rc);
830 
831 	SFC_ASSERT(rc > 0);
832 	return -rc;
833 }
834 
835 static void
836 sfc_rx_queue_info_get(struct rte_eth_dev *dev, uint16_t rx_queue_id,
837 		      struct rte_eth_rxq_info *qinfo)
838 {
839 	struct sfc_adapter *sa = dev->data->dev_private;
840 	struct sfc_rxq_info *rxq_info;
841 	struct sfc_rxq *rxq;
842 
843 	sfc_adapter_lock(sa);
844 
845 	SFC_ASSERT(rx_queue_id < sa->rxq_count);
846 
847 	rxq_info = &sa->rxq_info[rx_queue_id];
848 	rxq = rxq_info->rxq;
849 	SFC_ASSERT(rxq != NULL);
850 
851 	qinfo->mp = rxq->refill_mb_pool;
852 	qinfo->conf.rx_free_thresh = rxq->refill_threshold;
853 	qinfo->conf.rx_drop_en = 1;
854 	qinfo->conf.rx_deferred_start = rxq_info->deferred_start;
855 	qinfo->scattered_rx = (rxq_info->type == EFX_RXQ_TYPE_SCATTER);
856 	qinfo->nb_desc = rxq_info->entries;
857 
858 	sfc_adapter_unlock(sa);
859 }
860 
861 static void
862 sfc_tx_queue_info_get(struct rte_eth_dev *dev, uint16_t tx_queue_id,
863 		      struct rte_eth_txq_info *qinfo)
864 {
865 	struct sfc_adapter *sa = dev->data->dev_private;
866 	struct sfc_txq_info *txq_info;
867 
868 	sfc_adapter_lock(sa);
869 
870 	SFC_ASSERT(tx_queue_id < sa->txq_count);
871 
872 	txq_info = &sa->txq_info[tx_queue_id];
873 	SFC_ASSERT(txq_info->txq != NULL);
874 
875 	memset(qinfo, 0, sizeof(*qinfo));
876 
877 	qinfo->conf.txq_flags = txq_info->txq->flags;
878 	qinfo->conf.tx_free_thresh = txq_info->txq->free_thresh;
879 	qinfo->conf.tx_deferred_start = txq_info->deferred_start;
880 	qinfo->nb_desc = txq_info->entries;
881 
882 	sfc_adapter_unlock(sa);
883 }
884 
885 static uint32_t
886 sfc_rx_queue_count(struct rte_eth_dev *dev, uint16_t rx_queue_id)
887 {
888 	struct sfc_adapter *sa = dev->data->dev_private;
889 
890 	sfc_log_init(sa, "RxQ=%u", rx_queue_id);
891 
892 	return sfc_rx_qdesc_npending(sa, rx_queue_id);
893 }
894 
895 static int
896 sfc_rx_descriptor_done(void *queue, uint16_t offset)
897 {
898 	struct sfc_rxq *rxq = queue;
899 
900 	return sfc_rx_qdesc_done(rxq, offset);
901 }
902 
903 static int
904 sfc_rx_queue_start(struct rte_eth_dev *dev, uint16_t rx_queue_id)
905 {
906 	struct sfc_adapter *sa = dev->data->dev_private;
907 	int rc;
908 
909 	sfc_log_init(sa, "RxQ=%u", rx_queue_id);
910 
911 	sfc_adapter_lock(sa);
912 
913 	rc = EINVAL;
914 	if (sa->state != SFC_ADAPTER_STARTED)
915 		goto fail_not_started;
916 
917 	rc = sfc_rx_qstart(sa, rx_queue_id);
918 	if (rc != 0)
919 		goto fail_rx_qstart;
920 
921 	sa->rxq_info[rx_queue_id].deferred_started = B_TRUE;
922 
923 	sfc_adapter_unlock(sa);
924 
925 	return 0;
926 
927 fail_rx_qstart:
928 fail_not_started:
929 	sfc_adapter_unlock(sa);
930 	SFC_ASSERT(rc > 0);
931 	return -rc;
932 }
933 
934 static int
935 sfc_rx_queue_stop(struct rte_eth_dev *dev, uint16_t rx_queue_id)
936 {
937 	struct sfc_adapter *sa = dev->data->dev_private;
938 
939 	sfc_log_init(sa, "RxQ=%u", rx_queue_id);
940 
941 	sfc_adapter_lock(sa);
942 	sfc_rx_qstop(sa, rx_queue_id);
943 
944 	sa->rxq_info[rx_queue_id].deferred_started = B_FALSE;
945 
946 	sfc_adapter_unlock(sa);
947 
948 	return 0;
949 }
950 
951 static int
952 sfc_tx_queue_start(struct rte_eth_dev *dev, uint16_t tx_queue_id)
953 {
954 	struct sfc_adapter *sa = dev->data->dev_private;
955 	int rc;
956 
957 	sfc_log_init(sa, "TxQ = %u", tx_queue_id);
958 
959 	sfc_adapter_lock(sa);
960 
961 	rc = EINVAL;
962 	if (sa->state != SFC_ADAPTER_STARTED)
963 		goto fail_not_started;
964 
965 	rc = sfc_tx_qstart(sa, tx_queue_id);
966 	if (rc != 0)
967 		goto fail_tx_qstart;
968 
969 	sa->txq_info[tx_queue_id].deferred_started = B_TRUE;
970 
971 	sfc_adapter_unlock(sa);
972 	return 0;
973 
974 fail_tx_qstart:
975 
976 fail_not_started:
977 	sfc_adapter_unlock(sa);
978 	SFC_ASSERT(rc > 0);
979 	return -rc;
980 }
981 
982 static int
983 sfc_tx_queue_stop(struct rte_eth_dev *dev, uint16_t tx_queue_id)
984 {
985 	struct sfc_adapter *sa = dev->data->dev_private;
986 
987 	sfc_log_init(sa, "TxQ = %u", tx_queue_id);
988 
989 	sfc_adapter_lock(sa);
990 
991 	sfc_tx_qstop(sa, tx_queue_id);
992 
993 	sa->txq_info[tx_queue_id].deferred_started = B_FALSE;
994 
995 	sfc_adapter_unlock(sa);
996 	return 0;
997 }
998 
999 #if EFSYS_OPT_RX_SCALE
1000 static int
1001 sfc_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
1002 			  struct rte_eth_rss_conf *rss_conf)
1003 {
1004 	struct sfc_adapter *sa = dev->data->dev_private;
1005 
1006 	if ((sa->rss_channels == 1) ||
1007 	    (sa->rss_support != EFX_RX_SCALE_EXCLUSIVE))
1008 		return -ENOTSUP;
1009 
1010 	sfc_adapter_lock(sa);
1011 
1012 	/*
1013 	 * Mapping of hash configuration between RTE and EFX is not one-to-one,
1014 	 * hence, conversion is done here to derive a correct set of ETH_RSS
1015 	 * flags which corresponds to the active EFX configuration stored
1016 	 * locally in 'sfc_adapter' and kept up-to-date
1017 	 */
1018 	rss_conf->rss_hf = sfc_efx_to_rte_hash_type(sa->rss_hash_types);
1019 	rss_conf->rss_key_len = SFC_RSS_KEY_SIZE;
1020 	if (rss_conf->rss_key != NULL)
1021 		rte_memcpy(rss_conf->rss_key, sa->rss_key, SFC_RSS_KEY_SIZE);
1022 
1023 	sfc_adapter_unlock(sa);
1024 
1025 	return 0;
1026 }
1027 #endif
1028 
1029 static const struct eth_dev_ops sfc_eth_dev_ops = {
1030 	.dev_configure			= sfc_dev_configure,
1031 	.dev_start			= sfc_dev_start,
1032 	.dev_stop			= sfc_dev_stop,
1033 	.dev_set_link_up		= sfc_dev_set_link_up,
1034 	.dev_set_link_down		= sfc_dev_set_link_down,
1035 	.dev_close			= sfc_dev_close,
1036 	.promiscuous_enable		= sfc_dev_promisc_enable,
1037 	.promiscuous_disable		= sfc_dev_promisc_disable,
1038 	.allmulticast_enable		= sfc_dev_allmulti_enable,
1039 	.allmulticast_disable		= sfc_dev_allmulti_disable,
1040 	.link_update			= sfc_dev_link_update,
1041 	.stats_get			= sfc_stats_get,
1042 	.xstats_get			= sfc_xstats_get,
1043 	.xstats_get_names		= sfc_xstats_get_names,
1044 	.dev_infos_get			= sfc_dev_infos_get,
1045 	.dev_supported_ptypes_get	= sfc_dev_supported_ptypes_get,
1046 	.mtu_set			= sfc_dev_set_mtu,
1047 	.rx_queue_start			= sfc_rx_queue_start,
1048 	.rx_queue_stop			= sfc_rx_queue_stop,
1049 	.tx_queue_start			= sfc_tx_queue_start,
1050 	.tx_queue_stop			= sfc_tx_queue_stop,
1051 	.rx_queue_setup			= sfc_rx_queue_setup,
1052 	.rx_queue_release		= sfc_rx_queue_release,
1053 	.rx_queue_count			= sfc_rx_queue_count,
1054 	.rx_descriptor_done		= sfc_rx_descriptor_done,
1055 	.tx_queue_setup			= sfc_tx_queue_setup,
1056 	.tx_queue_release		= sfc_tx_queue_release,
1057 	.flow_ctrl_get			= sfc_flow_ctrl_get,
1058 	.flow_ctrl_set			= sfc_flow_ctrl_set,
1059 	.mac_addr_set			= sfc_mac_addr_set,
1060 #if EFSYS_OPT_RX_SCALE
1061 	.rss_hash_conf_get		= sfc_dev_rss_hash_conf_get,
1062 #endif
1063 	.set_mc_addr_list		= sfc_set_mc_addr_list,
1064 	.rxq_info_get			= sfc_rx_queue_info_get,
1065 	.txq_info_get			= sfc_tx_queue_info_get,
1066 };
1067 
1068 static int
1069 sfc_eth_dev_init(struct rte_eth_dev *dev)
1070 {
1071 	struct sfc_adapter *sa = dev->data->dev_private;
1072 	struct rte_pci_device *pci_dev = SFC_DEV_TO_PCI(dev);
1073 	int rc;
1074 	const efx_nic_cfg_t *encp;
1075 	const struct ether_addr *from;
1076 
1077 	/* Required for logging */
1078 	sa->eth_dev = dev;
1079 
1080 	/* Copy PCI device info to the dev->data */
1081 	rte_eth_copy_pci_info(dev, pci_dev);
1082 
1083 	rc = sfc_kvargs_parse(sa);
1084 	if (rc != 0)
1085 		goto fail_kvargs_parse;
1086 
1087 	rc = sfc_kvargs_process(sa, SFC_KVARG_DEBUG_INIT,
1088 				sfc_kvarg_bool_handler, &sa->debug_init);
1089 	if (rc != 0)
1090 		goto fail_kvarg_debug_init;
1091 
1092 	sfc_log_init(sa, "entry");
1093 
1094 	dev->data->mac_addrs = rte_zmalloc("sfc", ETHER_ADDR_LEN, 0);
1095 	if (dev->data->mac_addrs == NULL) {
1096 		rc = ENOMEM;
1097 		goto fail_mac_addrs;
1098 	}
1099 
1100 	sfc_adapter_lock_init(sa);
1101 	sfc_adapter_lock(sa);
1102 
1103 	sfc_log_init(sa, "attaching");
1104 	rc = sfc_attach(sa);
1105 	if (rc != 0)
1106 		goto fail_attach;
1107 
1108 	encp = efx_nic_cfg_get(sa->nic);
1109 
1110 	/*
1111 	 * The arguments are really reverse order in comparison to
1112 	 * Linux kernel. Copy from NIC config to Ethernet device data.
1113 	 */
1114 	from = (const struct ether_addr *)(encp->enc_mac_addr);
1115 	ether_addr_copy(from, &dev->data->mac_addrs[0]);
1116 
1117 	dev->dev_ops = &sfc_eth_dev_ops;
1118 	dev->rx_pkt_burst = &sfc_recv_pkts;
1119 	dev->tx_pkt_burst = &sfc_xmit_pkts;
1120 
1121 	sfc_adapter_unlock(sa);
1122 
1123 	sfc_log_init(sa, "done");
1124 	return 0;
1125 
1126 fail_attach:
1127 	sfc_adapter_unlock(sa);
1128 	sfc_adapter_lock_fini(sa);
1129 	rte_free(dev->data->mac_addrs);
1130 	dev->data->mac_addrs = NULL;
1131 
1132 fail_mac_addrs:
1133 fail_kvarg_debug_init:
1134 	sfc_kvargs_cleanup(sa);
1135 
1136 fail_kvargs_parse:
1137 	sfc_log_init(sa, "failed %d", rc);
1138 	SFC_ASSERT(rc > 0);
1139 	return -rc;
1140 }
1141 
1142 static int
1143 sfc_eth_dev_uninit(struct rte_eth_dev *dev)
1144 {
1145 	struct sfc_adapter *sa = dev->data->dev_private;
1146 
1147 	sfc_log_init(sa, "entry");
1148 
1149 	sfc_adapter_lock(sa);
1150 
1151 	sfc_detach(sa);
1152 
1153 	rte_free(dev->data->mac_addrs);
1154 	dev->data->mac_addrs = NULL;
1155 
1156 	dev->dev_ops = NULL;
1157 	dev->rx_pkt_burst = NULL;
1158 	dev->tx_pkt_burst = NULL;
1159 
1160 	sfc_kvargs_cleanup(sa);
1161 
1162 	sfc_adapter_unlock(sa);
1163 	sfc_adapter_lock_fini(sa);
1164 
1165 	sfc_log_init(sa, "done");
1166 
1167 	/* Required for logging, so cleanup last */
1168 	sa->eth_dev = NULL;
1169 	return 0;
1170 }
1171 
1172 static const struct rte_pci_id pci_id_sfc_efx_map[] = {
1173 	{ RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_FARMINGDALE) },
1174 	{ RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_GREENPORT) },
1175 	{ RTE_PCI_DEVICE(EFX_PCI_VENID_SFC, EFX_PCI_DEVID_MEDFORD) },
1176 	{ .vendor_id = 0 /* sentinel */ }
1177 };
1178 
1179 static struct eth_driver sfc_efx_pmd = {
1180 	.pci_drv = {
1181 		.id_table = pci_id_sfc_efx_map,
1182 		.drv_flags =
1183 			RTE_PCI_DRV_INTR_LSC |
1184 			RTE_PCI_DRV_NEED_MAPPING,
1185 		.probe = rte_eth_dev_pci_probe,
1186 		.remove = rte_eth_dev_pci_remove,
1187 	},
1188 	.eth_dev_init = sfc_eth_dev_init,
1189 	.eth_dev_uninit = sfc_eth_dev_uninit,
1190 	.dev_private_size = sizeof(struct sfc_adapter),
1191 };
1192 
1193 RTE_PMD_REGISTER_PCI(net_sfc_efx, sfc_efx_pmd.pci_drv);
1194 RTE_PMD_REGISTER_PCI_TABLE(net_sfc_efx, pci_id_sfc_efx_map);
1195 RTE_PMD_REGISTER_PARAM_STRING(net_sfc_efx,
1196 	SFC_KVARG_PERF_PROFILE "=" SFC_KVARG_VALUES_PERF_PROFILE " "
1197 	SFC_KVARG_MCDI_LOGGING "=" SFC_KVARG_VALUES_BOOL " "
1198 	SFC_KVARG_DEBUG_INIT "=" SFC_KVARG_VALUES_BOOL);
1199