82e38c20a66868e2e25e189f59180e6be02c866b
[dpdk.git] / drivers / net / octeontx / octeontx_ethdev.c
1 /*
2  *   BSD LICENSE
3  *
4  *   Copyright (C) Cavium Inc. 2017. All rights reserved.
5  *
6  *   Redistribution and use in source and binary forms, with or without
7  *   modification, are permitted provided that the following conditions
8  *   are met:
9  *
10  *     * Redistributions of source code must retain the above copyright
11  *       notice, this list of conditions and the following disclaimer.
12  *     * Redistributions in binary form must reproduce the above copyright
13  *       notice, this list of conditions and the following disclaimer in
14  *       the documentation and/or other materials provided with the
15  *       distribution.
16  *     * Neither the name of Cavium networks nor the names of its
17  *       contributors may be used to endorse or promote products derived
18  *       from this software without specific prior written permission.
19  *
20  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31  */
32 #include <stdio.h>
33 #include <stdarg.h>
34 #include <stdbool.h>
35 #include <stdint.h>
36 #include <string.h>
37 #include <unistd.h>
38
39 #include <rte_alarm.h>
40 #include <rte_branch_prediction.h>
41 #include <rte_debug.h>
42 #include <rte_devargs.h>
43 #include <rte_dev.h>
44 #include <rte_kvargs.h>
45 #include <rte_malloc.h>
46 #include <rte_prefetch.h>
47 #include <rte_vdev.h>
48
49 #include "octeontx_ethdev.h"
50 #include "octeontx_rxtx.h"
51 #include "octeontx_logs.h"
52
53 struct octeontx_vdev_init_params {
54         uint8_t nr_port;
55 };
56
57 enum octeontx_link_speed {
58         OCTEONTX_LINK_SPEED_SGMII,
59         OCTEONTX_LINK_SPEED_XAUI,
60         OCTEONTX_LINK_SPEED_RXAUI,
61         OCTEONTX_LINK_SPEED_10G_R,
62         OCTEONTX_LINK_SPEED_40G_R,
63         OCTEONTX_LINK_SPEED_RESERVE1,
64         OCTEONTX_LINK_SPEED_QSGMII,
65         OCTEONTX_LINK_SPEED_RESERVE2
66 };
67
68 /* Parse integer from integer argument */
69 static int
70 parse_integer_arg(const char *key __rte_unused,
71                 const char *value, void *extra_args)
72 {
73         int *i = (int *)extra_args;
74
75         *i = atoi(value);
76         if (*i < 0) {
77                 octeontx_log_err("argument has to be positive.");
78                 return -1;
79         }
80
81         return 0;
82 }
83
84 static int
85 octeontx_parse_vdev_init_params(struct octeontx_vdev_init_params *params,
86                                 struct rte_vdev_device *dev)
87 {
88         struct rte_kvargs *kvlist = NULL;
89         int ret = 0;
90
91         static const char * const octeontx_vdev_valid_params[] = {
92                 OCTEONTX_VDEV_NR_PORT_ARG,
93                 NULL
94         };
95
96         const char *input_args = rte_vdev_device_args(dev);
97         if (params == NULL)
98                 return -EINVAL;
99
100
101         if (input_args) {
102                 kvlist = rte_kvargs_parse(input_args,
103                                 octeontx_vdev_valid_params);
104                 if (kvlist == NULL)
105                         return -1;
106
107                 ret = rte_kvargs_process(kvlist,
108                                         OCTEONTX_VDEV_NR_PORT_ARG,
109                                         &parse_integer_arg,
110                                         &params->nr_port);
111                 if (ret < 0)
112                         goto free_kvlist;
113         }
114
115 free_kvlist:
116         rte_kvargs_free(kvlist);
117         return ret;
118 }
119
120 static int
121 octeontx_port_open(struct octeontx_nic *nic)
122 {
123         octeontx_mbox_bgx_port_conf_t bgx_port_conf;
124         int res;
125
126         res = 0;
127
128         PMD_INIT_FUNC_TRACE();
129
130         res = octeontx_bgx_port_open(nic->port_id, &bgx_port_conf);
131         if (res < 0) {
132                 octeontx_log_err("failed to open port %d", res);
133                 return res;
134         }
135
136         nic->node = bgx_port_conf.node;
137         nic->port_ena = bgx_port_conf.enable;
138         nic->base_ichan = bgx_port_conf.base_chan;
139         nic->base_ochan = bgx_port_conf.base_chan;
140         nic->num_ichans = bgx_port_conf.num_chans;
141         nic->num_ochans = bgx_port_conf.num_chans;
142         nic->mtu = bgx_port_conf.mtu;
143         nic->bpen = bgx_port_conf.bpen;
144         nic->fcs_strip = bgx_port_conf.fcs_strip;
145         nic->bcast_mode = bgx_port_conf.bcast_mode;
146         nic->mcast_mode = bgx_port_conf.mcast_mode;
147         nic->speed      = bgx_port_conf.mode;
148
149         memcpy(&nic->mac_addr[0], &bgx_port_conf.macaddr[0], ETHER_ADDR_LEN);
150
151         octeontx_log_dbg("port opened %d", nic->port_id);
152         return res;
153 }
154
155 static void
156 octeontx_port_close(struct octeontx_nic *nic)
157 {
158         PMD_INIT_FUNC_TRACE();
159
160         octeontx_bgx_port_close(nic->port_id);
161         octeontx_log_dbg("port closed %d", nic->port_id);
162 }
163
164 static int
165 octeontx_port_start(struct octeontx_nic *nic)
166 {
167         PMD_INIT_FUNC_TRACE();
168
169         return octeontx_bgx_port_start(nic->port_id);
170 }
171
172 static int
173 octeontx_port_stop(struct octeontx_nic *nic)
174 {
175         PMD_INIT_FUNC_TRACE();
176
177         return octeontx_bgx_port_stop(nic->port_id);
178 }
179
180 static void
181 octeontx_port_promisc_set(struct octeontx_nic *nic, int en)
182 {
183         struct rte_eth_dev *dev;
184         int res;
185
186         res = 0;
187         PMD_INIT_FUNC_TRACE();
188         dev = nic->dev;
189
190         res = octeontx_bgx_port_promisc_set(nic->port_id, en);
191         if (res < 0)
192                 octeontx_log_err("failed to set promiscuous mode %d",
193                                 nic->port_id);
194
195         /* Set proper flag for the mode */
196         dev->data->promiscuous = (en != 0) ? 1 : 0;
197
198         octeontx_log_dbg("port %d : promiscuous mode %s",
199                         nic->port_id, en ? "set" : "unset");
200 }
201
202 static int
203 octeontx_port_stats(struct octeontx_nic *nic, struct rte_eth_stats *stats)
204 {
205         octeontx_mbox_bgx_port_stats_t bgx_stats;
206         int res;
207
208         PMD_INIT_FUNC_TRACE();
209
210         res = octeontx_bgx_port_stats(nic->port_id, &bgx_stats);
211         if (res < 0) {
212                 octeontx_log_err("failed to get port stats %d", nic->port_id);
213                 return res;
214         }
215
216         stats->ipackets = bgx_stats.rx_packets;
217         stats->ibytes = bgx_stats.rx_bytes;
218         stats->imissed = bgx_stats.rx_dropped;
219         stats->ierrors = bgx_stats.rx_errors;
220         stats->opackets = bgx_stats.tx_packets;
221         stats->obytes = bgx_stats.tx_bytes;
222         stats->oerrors = bgx_stats.tx_errors;
223
224         octeontx_log_dbg("port%d stats inpkts=%" PRIx64 " outpkts=%" PRIx64 "",
225                         nic->port_id, stats->ipackets, stats->opackets);
226
227         return 0;
228 }
229
230 static void
231 octeontx_port_stats_clr(struct octeontx_nic *nic)
232 {
233         PMD_INIT_FUNC_TRACE();
234
235         octeontx_bgx_port_stats_clr(nic->port_id);
236 }
237
238 static inline void
239 devconf_set_default_sane_values(struct rte_event_dev_config *dev_conf,
240                                 struct rte_event_dev_info *info)
241 {
242         memset(dev_conf, 0, sizeof(struct rte_event_dev_config));
243         dev_conf->dequeue_timeout_ns = info->min_dequeue_timeout_ns;
244
245         dev_conf->nb_event_ports = info->max_event_ports;
246         dev_conf->nb_event_queues = info->max_event_queues;
247
248         dev_conf->nb_event_queue_flows = info->max_event_queue_flows;
249         dev_conf->nb_event_port_dequeue_depth =
250                         info->max_event_port_dequeue_depth;
251         dev_conf->nb_event_port_enqueue_depth =
252                         info->max_event_port_enqueue_depth;
253         dev_conf->nb_event_port_enqueue_depth =
254                         info->max_event_port_enqueue_depth;
255         dev_conf->nb_events_limit =
256                         info->max_num_events;
257 }
258
259 static int
260 octeontx_dev_configure(struct rte_eth_dev *dev)
261 {
262         struct rte_eth_dev_data *data = dev->data;
263         struct rte_eth_conf *conf = &data->dev_conf;
264         struct rte_eth_rxmode *rxmode = &conf->rxmode;
265         struct rte_eth_txmode *txmode = &conf->txmode;
266         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
267         int ret;
268
269         PMD_INIT_FUNC_TRACE();
270         RTE_SET_USED(conf);
271
272         if (!rte_eal_has_hugepages()) {
273                 octeontx_log_err("huge page is not configured");
274                 return -EINVAL;
275         }
276
277         if (txmode->mq_mode) {
278                 octeontx_log_err("tx mq_mode DCB or VMDq not supported");
279                 return -EINVAL;
280         }
281
282         if (rxmode->mq_mode != ETH_MQ_RX_NONE &&
283                 rxmode->mq_mode != ETH_MQ_RX_RSS) {
284                 octeontx_log_err("unsupported rx qmode %d", rxmode->mq_mode);
285                 return -EINVAL;
286         }
287
288         if (!rxmode->hw_strip_crc) {
289                 PMD_INIT_LOG(NOTICE, "can't disable hw crc strip");
290                 rxmode->hw_strip_crc = 1;
291         }
292
293         if (rxmode->hw_ip_checksum) {
294                 PMD_INIT_LOG(NOTICE, "rxcksum not supported");
295                 rxmode->hw_ip_checksum = 0;
296         }
297
298         if (rxmode->split_hdr_size) {
299                 octeontx_log_err("rxmode does not support split header");
300                 return -EINVAL;
301         }
302
303         if (rxmode->hw_vlan_filter) {
304                 octeontx_log_err("VLAN filter not supported");
305                 return -EINVAL;
306         }
307
308         if (rxmode->hw_vlan_extend) {
309                 octeontx_log_err("VLAN extended not supported");
310                 return -EINVAL;
311         }
312
313         if (rxmode->enable_lro) {
314                 octeontx_log_err("LRO not supported");
315                 return -EINVAL;
316         }
317
318         if (conf->link_speeds & ETH_LINK_SPEED_FIXED) {
319                 octeontx_log_err("setting link speed/duplex not supported");
320                 return -EINVAL;
321         }
322
323         if (conf->dcb_capability_en) {
324                 octeontx_log_err("DCB enable not supported");
325                 return -EINVAL;
326         }
327
328         if (conf->fdir_conf.mode != RTE_FDIR_MODE_NONE) {
329                 octeontx_log_err("flow director not supported");
330                 return -EINVAL;
331         }
332
333         nic->num_tx_queues = dev->data->nb_tx_queues;
334
335         ret = octeontx_pko_channel_open(nic->port_id * PKO_VF_NUM_DQ,
336                                         nic->num_tx_queues,
337                                         nic->base_ochan);
338         if (ret) {
339                 octeontx_log_err("failed to open channel %d no-of-txq %d",
340                            nic->base_ochan, nic->num_tx_queues);
341                 return -EFAULT;
342         }
343
344         nic->pki.classifier_enable = false;
345         nic->pki.hash_enable = true;
346         nic->pki.initialized = false;
347
348         return 0;
349 }
350
351 static void
352 octeontx_dev_close(struct rte_eth_dev *dev)
353 {
354         struct octeontx_txq *txq = NULL;
355         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
356         unsigned int i;
357         int ret;
358
359         PMD_INIT_FUNC_TRACE();
360
361         rte_event_dev_close(nic->evdev);
362
363         ret = octeontx_pko_channel_close(nic->base_ochan);
364         if (ret < 0) {
365                 octeontx_log_err("failed to close channel %d VF%d %d %d",
366                              nic->base_ochan, nic->port_id, nic->num_tx_queues,
367                              ret);
368         }
369         /* Free txq resources for this port */
370         for (i = 0; i < nic->num_tx_queues; i++) {
371                 txq = dev->data->tx_queues[i];
372                 if (!txq)
373                         continue;
374
375                 rte_free(txq);
376         }
377 }
378
379 static int
380 octeontx_dev_start(struct rte_eth_dev *dev)
381 {
382         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
383         int ret;
384
385         ret = 0;
386
387         PMD_INIT_FUNC_TRACE();
388         /*
389          * Tx start
390          */
391         dev->tx_pkt_burst = octeontx_xmit_pkts;
392         ret = octeontx_pko_channel_start(nic->base_ochan);
393         if (ret < 0) {
394                 octeontx_log_err("fail to conf VF%d no. txq %d chan %d ret %d",
395                            nic->port_id, nic->num_tx_queues, nic->base_ochan,
396                            ret);
397                 goto error;
398         }
399
400         /*
401          * Rx start
402          */
403         dev->rx_pkt_burst = octeontx_recv_pkts;
404         ret = octeontx_pki_port_start(nic->port_id);
405         if (ret < 0) {
406                 octeontx_log_err("fail to start Rx on port %d", nic->port_id);
407                 goto channel_stop_error;
408         }
409
410         /*
411          * Start port
412          */
413         ret = octeontx_port_start(nic);
414         if (ret < 0) {
415                 octeontx_log_err("failed start port %d", ret);
416                 goto pki_port_stop_error;
417         }
418
419         PMD_TX_LOG(DEBUG, "pko: start channel %d no.of txq %d port %d",
420                         nic->base_ochan, nic->num_tx_queues, nic->port_id);
421
422         ret = rte_event_dev_start(nic->evdev);
423         if (ret < 0) {
424                 octeontx_log_err("failed to start evdev: ret (%d)", ret);
425                 goto pki_port_stop_error;
426         }
427
428         /* Success */
429         return ret;
430
431 pki_port_stop_error:
432         octeontx_pki_port_stop(nic->port_id);
433 channel_stop_error:
434         octeontx_pko_channel_stop(nic->base_ochan);
435 error:
436         return ret;
437 }
438
439 static void
440 octeontx_dev_stop(struct rte_eth_dev *dev)
441 {
442         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
443         int ret;
444
445         PMD_INIT_FUNC_TRACE();
446
447         rte_event_dev_stop(nic->evdev);
448
449         ret = octeontx_port_stop(nic);
450         if (ret < 0) {
451                 octeontx_log_err("failed to req stop port %d res=%d",
452                                         nic->port_id, ret);
453                 return;
454         }
455
456         ret = octeontx_pki_port_stop(nic->port_id);
457         if (ret < 0) {
458                 octeontx_log_err("failed to stop pki port %d res=%d",
459                                         nic->port_id, ret);
460                 return;
461         }
462
463         ret = octeontx_pko_channel_stop(nic->base_ochan);
464         if (ret < 0) {
465                 octeontx_log_err("failed to stop channel %d VF%d %d %d",
466                              nic->base_ochan, nic->port_id, nic->num_tx_queues,
467                              ret);
468                 return;
469         }
470
471         dev->tx_pkt_burst = NULL;
472         dev->rx_pkt_burst = NULL;
473 }
474
475 static void
476 octeontx_dev_promisc_enable(struct rte_eth_dev *dev)
477 {
478         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
479
480         PMD_INIT_FUNC_TRACE();
481         octeontx_port_promisc_set(nic, 1);
482 }
483
484 static void
485 octeontx_dev_promisc_disable(struct rte_eth_dev *dev)
486 {
487         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
488
489         PMD_INIT_FUNC_TRACE();
490         octeontx_port_promisc_set(nic, 0);
491 }
492
493 static inline int
494 octeontx_atomic_write_link_status(struct rte_eth_dev *dev,
495                                   struct rte_eth_link *link)
496 {
497         struct rte_eth_link *dst = &dev->data->dev_link;
498         struct rte_eth_link *src = link;
499
500         if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
501                 *(uint64_t *)src) == 0)
502                 return -1;
503
504         return 0;
505 }
506
507 static int
508 octeontx_port_link_status(struct octeontx_nic *nic)
509 {
510         int res;
511
512         PMD_INIT_FUNC_TRACE();
513         res = octeontx_bgx_port_link_status(nic->port_id);
514         if (res < 0) {
515                 octeontx_log_err("failed to get port %d link status",
516                                 nic->port_id);
517                 return res;
518         }
519
520         nic->link_up = (uint8_t)res;
521         octeontx_log_dbg("port %d link status %d", nic->port_id, nic->link_up);
522
523         return res;
524 }
525
526 /*
527  * Return 0 means link status changed, -1 means not changed
528  */
529 static int
530 octeontx_dev_link_update(struct rte_eth_dev *dev,
531                          int wait_to_complete __rte_unused)
532 {
533         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
534         struct rte_eth_link link;
535         int res;
536
537         res = 0;
538         PMD_INIT_FUNC_TRACE();
539
540         res = octeontx_port_link_status(nic);
541         if (res < 0) {
542                 octeontx_log_err("failed to request link status %d", res);
543                 return res;
544         }
545
546         link.link_status = nic->link_up;
547
548         switch (nic->speed) {
549         case OCTEONTX_LINK_SPEED_SGMII:
550                 link.link_speed = ETH_SPEED_NUM_1G;
551                 break;
552
553         case OCTEONTX_LINK_SPEED_XAUI:
554                 link.link_speed = ETH_SPEED_NUM_10G;
555                 break;
556
557         case OCTEONTX_LINK_SPEED_RXAUI:
558         case OCTEONTX_LINK_SPEED_10G_R:
559                 link.link_speed = ETH_SPEED_NUM_10G;
560                 break;
561         case OCTEONTX_LINK_SPEED_QSGMII:
562                 link.link_speed = ETH_SPEED_NUM_5G;
563                 break;
564         case OCTEONTX_LINK_SPEED_40G_R:
565                 link.link_speed = ETH_SPEED_NUM_40G;
566                 break;
567
568         case OCTEONTX_LINK_SPEED_RESERVE1:
569         case OCTEONTX_LINK_SPEED_RESERVE2:
570         default:
571                 octeontx_log_err("incorrect link speed %d", nic->speed);
572                 break;
573         }
574
575         link.link_duplex = ETH_LINK_AUTONEG;
576         link.link_autoneg = ETH_LINK_SPEED_AUTONEG;
577
578         return octeontx_atomic_write_link_status(dev, &link);
579 }
580
581 static int
582 octeontx_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
583 {
584         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
585
586         PMD_INIT_FUNC_TRACE();
587         return octeontx_port_stats(nic, stats);
588 }
589
590 static void
591 octeontx_dev_stats_reset(struct rte_eth_dev *dev)
592 {
593         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
594
595         PMD_INIT_FUNC_TRACE();
596         octeontx_port_stats_clr(nic);
597 }
598
599 static void
600 octeontx_dev_default_mac_addr_set(struct rte_eth_dev *dev,
601                                         struct ether_addr *addr)
602 {
603         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
604         int ret;
605
606         ret = octeontx_bgx_port_mac_set(nic->port_id, addr->addr_bytes);
607         if (ret != 0)
608                 octeontx_log_err("failed to set MAC address on port %d",
609                                 nic->port_id);
610 }
611
612 static void
613 octeontx_dev_info(struct rte_eth_dev *dev,
614                 struct rte_eth_dev_info *dev_info)
615 {
616         RTE_SET_USED(dev);
617
618         /* Autonegotiation may be disabled */
619         dev_info->speed_capa = ETH_LINK_SPEED_FIXED;
620         dev_info->speed_capa |= ETH_LINK_SPEED_10M | ETH_LINK_SPEED_100M |
621                         ETH_LINK_SPEED_1G | ETH_LINK_SPEED_10G |
622                         ETH_LINK_SPEED_40G;
623
624         dev_info->driver_name = RTE_STR(rte_octeontx_pmd);
625         dev_info->max_mac_addrs = 1;
626         dev_info->max_rx_pktlen = PKI_MAX_PKTLEN;
627         dev_info->max_rx_queues = 1;
628         dev_info->max_tx_queues = PKO_MAX_NUM_DQ;
629         dev_info->min_rx_bufsize = 0;
630         dev_info->pci_dev = NULL;
631
632         dev_info->default_rxconf = (struct rte_eth_rxconf) {
633                 .rx_free_thresh = 0,
634                 .rx_drop_en = 0,
635         };
636
637         dev_info->default_txconf = (struct rte_eth_txconf) {
638                 .tx_free_thresh = 0,
639                 .txq_flags =
640                         ETH_TXQ_FLAGS_NOMULTSEGS |
641                         ETH_TXQ_FLAGS_NOOFFLOADS |
642                         ETH_TXQ_FLAGS_NOXSUMS,
643         };
644
645         dev_info->tx_offload_capa = DEV_TX_OFFLOAD_MT_LOCKFREE;
646 }
647
648 static void
649 octeontx_dq_info_getter(octeontx_dq_t *dq, void *out)
650 {
651         ((octeontx_dq_t *)out)->lmtline_va = dq->lmtline_va;
652         ((octeontx_dq_t *)out)->ioreg_va = dq->ioreg_va;
653         ((octeontx_dq_t *)out)->fc_status_va = dq->fc_status_va;
654 }
655
656 static int
657 octeontx_vf_start_tx_queue(struct rte_eth_dev *dev, struct octeontx_nic *nic,
658                                 uint16_t qidx)
659 {
660         struct octeontx_txq *txq;
661         int res;
662
663         PMD_INIT_FUNC_TRACE();
664
665         if (dev->data->tx_queue_state[qidx] == RTE_ETH_QUEUE_STATE_STARTED)
666                 return 0;
667
668         txq = dev->data->tx_queues[qidx];
669
670         res = octeontx_pko_channel_query_dqs(nic->base_ochan,
671                                                 &txq->dq,
672                                                 sizeof(octeontx_dq_t),
673                                                 txq->queue_id,
674                                                 octeontx_dq_info_getter);
675         if (res < 0) {
676                 res = -EFAULT;
677                 goto close_port;
678         }
679
680         dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STARTED;
681         return res;
682
683 close_port:
684         (void)octeontx_port_stop(nic);
685         octeontx_pko_channel_stop(nic->base_ochan);
686         octeontx_pko_channel_close(nic->base_ochan);
687         dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
688         return res;
689 }
690
691 static int
692 octeontx_dev_tx_queue_start(struct rte_eth_dev *dev, uint16_t qidx)
693 {
694         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
695
696         PMD_INIT_FUNC_TRACE();
697         qidx = qidx % PKO_VF_NUM_DQ;
698         return octeontx_vf_start_tx_queue(dev, nic, qidx);
699 }
700
701 static inline int
702 octeontx_vf_stop_tx_queue(struct rte_eth_dev *dev, struct octeontx_nic *nic,
703                           uint16_t qidx)
704 {
705         int ret = 0;
706
707         RTE_SET_USED(nic);
708         PMD_INIT_FUNC_TRACE();
709
710         if (dev->data->tx_queue_state[qidx] == RTE_ETH_QUEUE_STATE_STOPPED)
711                 return 0;
712
713         dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
714         return ret;
715 }
716
717 static int
718 octeontx_dev_tx_queue_stop(struct rte_eth_dev *dev, uint16_t qidx)
719 {
720         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
721
722         PMD_INIT_FUNC_TRACE();
723         qidx = qidx % PKO_VF_NUM_DQ;
724
725         return octeontx_vf_stop_tx_queue(dev, nic, qidx);
726 }
727
728 static void
729 octeontx_dev_tx_queue_release(void *tx_queue)
730 {
731         struct octeontx_txq *txq = tx_queue;
732         int res;
733
734         PMD_INIT_FUNC_TRACE();
735
736         if (txq) {
737                 res = octeontx_dev_tx_queue_stop(txq->eth_dev, txq->queue_id);
738                 if (res < 0)
739                         octeontx_log_err("failed stop tx_queue(%d)\n",
740                                    txq->queue_id);
741
742                 rte_free(txq);
743         }
744 }
745
746 static int
747 octeontx_dev_tx_queue_setup(struct rte_eth_dev *dev, uint16_t qidx,
748                             uint16_t nb_desc, unsigned int socket_id,
749                             const struct rte_eth_txconf *tx_conf)
750 {
751         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
752         struct octeontx_txq *txq = NULL;
753         uint16_t dq_num;
754         int res = 0;
755
756         RTE_SET_USED(nb_desc);
757         RTE_SET_USED(socket_id);
758         RTE_SET_USED(tx_conf);
759
760         dq_num = (nic->port_id * PKO_VF_NUM_DQ) + qidx;
761
762         /* Socket id check */
763         if (socket_id != (unsigned int)SOCKET_ID_ANY &&
764                         socket_id != (unsigned int)nic->node)
765                 PMD_TX_LOG(INFO, "socket_id expected %d, configured %d",
766                                                 socket_id, nic->node);
767
768         /* Free memory prior to re-allocation if needed. */
769         if (dev->data->tx_queues[qidx] != NULL) {
770                 PMD_TX_LOG(DEBUG, "freeing memory prior to re-allocation %d",
771                                 qidx);
772                 octeontx_dev_tx_queue_release(dev->data->tx_queues[qidx]);
773                 dev->data->tx_queues[qidx] = NULL;
774         }
775
776         /* Allocating tx queue data structure */
777         txq = rte_zmalloc_socket("ethdev TX queue", sizeof(struct octeontx_txq),
778                                  RTE_CACHE_LINE_SIZE, nic->node);
779         if (txq == NULL) {
780                 octeontx_log_err("failed to allocate txq=%d", qidx);
781                 res = -ENOMEM;
782                 goto err;
783         }
784
785         txq->eth_dev = dev;
786         txq->queue_id = dq_num;
787         dev->data->tx_queues[qidx] = txq;
788         dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
789
790         res = octeontx_pko_channel_query_dqs(nic->base_ochan,
791                                                 &txq->dq,
792                                                 sizeof(octeontx_dq_t),
793                                                 txq->queue_id,
794                                                 octeontx_dq_info_getter);
795         if (res < 0) {
796                 res = -EFAULT;
797                 goto err;
798         }
799
800         PMD_TX_LOG(DEBUG, "[%d]:[%d] txq=%p nb_desc=%d lmtline=%p ioreg_va=%p fc_status_va=%p",
801                         qidx, txq->queue_id, txq, nb_desc, txq->dq.lmtline_va,
802                         txq->dq.ioreg_va,
803                         txq->dq.fc_status_va);
804
805         return res;
806
807 err:
808         if (txq)
809                 rte_free(txq);
810
811         return res;
812 }
813
814 static int
815 octeontx_dev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t qidx,
816                                 uint16_t nb_desc, unsigned int socket_id,
817                                 const struct rte_eth_rxconf *rx_conf,
818                                 struct rte_mempool *mb_pool)
819 {
820         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
821         struct rte_mempool_ops *mp_ops = NULL;
822         struct octeontx_rxq *rxq = NULL;
823         pki_pktbuf_cfg_t pktbuf_conf;
824         pki_hash_cfg_t pki_hash;
825         pki_qos_cfg_t pki_qos;
826         uintptr_t pool;
827         int ret, port;
828         uint8_t gaura;
829         unsigned int ev_queues = (nic->ev_queues * nic->port_id) + qidx;
830         unsigned int ev_ports = (nic->ev_ports * nic->port_id) + qidx;
831
832         RTE_SET_USED(nb_desc);
833
834         memset(&pktbuf_conf, 0, sizeof(pktbuf_conf));
835         memset(&pki_hash, 0, sizeof(pki_hash));
836         memset(&pki_qos, 0, sizeof(pki_qos));
837
838         mp_ops = rte_mempool_get_ops(mb_pool->ops_index);
839         if (strcmp(mp_ops->name, "octeontx_fpavf")) {
840                 octeontx_log_err("failed to find octeontx_fpavf mempool");
841                 return -ENOTSUP;
842         }
843
844         /* Handle forbidden configurations */
845         if (nic->pki.classifier_enable) {
846                 octeontx_log_err("cannot setup queue %d. "
847                                         "Classifier option unsupported", qidx);
848                 return -EINVAL;
849         }
850
851         port = nic->port_id;
852
853         /* Rx deferred start is not supported */
854         if (rx_conf->rx_deferred_start) {
855                 octeontx_log_err("rx deferred start not supported");
856                 return -EINVAL;
857         }
858
859         /* Verify queue index */
860         if (qidx >= dev->data->nb_rx_queues) {
861                 octeontx_log_err("QID %d not supporteded (0 - %d available)\n",
862                                 qidx, (dev->data->nb_rx_queues - 1));
863                 return -ENOTSUP;
864         }
865
866         /* Socket id check */
867         if (socket_id != (unsigned int)SOCKET_ID_ANY &&
868                         socket_id != (unsigned int)nic->node)
869                 PMD_RX_LOG(INFO, "socket_id expected %d, configured %d",
870                                                 socket_id, nic->node);
871
872         /* Allocating rx queue data structure */
873         rxq = rte_zmalloc_socket("ethdev RX queue", sizeof(struct octeontx_rxq),
874                                  RTE_CACHE_LINE_SIZE, nic->node);
875         if (rxq == NULL) {
876                 octeontx_log_err("failed to allocate rxq=%d", qidx);
877                 return -ENOMEM;
878         }
879
880         if (!nic->pki.initialized) {
881                 pktbuf_conf.port_type = 0;
882                 pki_hash.port_type = 0;
883                 pki_qos.port_type = 0;
884
885                 pktbuf_conf.mmask.f_wqe_skip = 1;
886                 pktbuf_conf.mmask.f_first_skip = 1;
887                 pktbuf_conf.mmask.f_later_skip = 1;
888                 pktbuf_conf.mmask.f_mbuff_size = 1;
889                 pktbuf_conf.mmask.f_cache_mode = 1;
890
891                 pktbuf_conf.wqe_skip = OCTTX_PACKET_WQE_SKIP;
892                 pktbuf_conf.first_skip = OCTTX_PACKET_FIRST_SKIP;
893                 pktbuf_conf.later_skip = OCTTX_PACKET_LATER_SKIP;
894                 pktbuf_conf.mbuff_size = (mb_pool->elt_size -
895                                         RTE_PKTMBUF_HEADROOM -
896                                         sizeof(struct rte_mbuf));
897
898                 pktbuf_conf.cache_mode = PKI_OPC_MODE_STF2_STT;
899
900                 ret = octeontx_pki_port_pktbuf_config(port, &pktbuf_conf);
901                 if (ret != 0) {
902                         octeontx_log_err("fail to configure pktbuf for port %d",
903                                         port);
904                         rte_free(rxq);
905                         return ret;
906                 }
907                 PMD_RX_LOG(DEBUG, "Port %d Rx pktbuf configured:\n"
908                                 "\tmbuf_size:\t0x%0x\n"
909                                 "\twqe_skip:\t0x%0x\n"
910                                 "\tfirst_skip:\t0x%0x\n"
911                                 "\tlater_skip:\t0x%0x\n"
912                                 "\tcache_mode:\t%s\n",
913                                 port,
914                                 pktbuf_conf.mbuff_size,
915                                 pktbuf_conf.wqe_skip,
916                                 pktbuf_conf.first_skip,
917                                 pktbuf_conf.later_skip,
918                                 (pktbuf_conf.cache_mode ==
919                                                 PKI_OPC_MODE_STT) ?
920                                 "STT" :
921                                 (pktbuf_conf.cache_mode ==
922                                                 PKI_OPC_MODE_STF) ?
923                                 "STF" :
924                                 (pktbuf_conf.cache_mode ==
925                                                 PKI_OPC_MODE_STF1_STT) ?
926                                 "STF1_STT" : "STF2_STT");
927
928                 if (nic->pki.hash_enable) {
929                         pki_hash.tag_dlc = 1;
930                         pki_hash.tag_slc = 1;
931                         pki_hash.tag_dlf = 1;
932                         pki_hash.tag_slf = 1;
933                         octeontx_pki_port_hash_config(port, &pki_hash);
934                 }
935
936                 pool = (uintptr_t)mb_pool->pool_id;
937
938                 /* Get the gpool Id */
939                 gaura = octeontx_fpa_bufpool_gpool(pool);
940
941                 pki_qos.qpg_qos = PKI_QPG_QOS_NONE;
942                 pki_qos.num_entry = 1;
943                 pki_qos.drop_policy = 0;
944                 pki_qos.tag_type = 2L;
945                 pki_qos.qos_entry[0].port_add = 0;
946                 pki_qos.qos_entry[0].gaura = gaura;
947                 pki_qos.qos_entry[0].ggrp_ok = ev_queues;
948                 pki_qos.qos_entry[0].ggrp_bad = ev_queues;
949                 pki_qos.qos_entry[0].grptag_bad = 0;
950                 pki_qos.qos_entry[0].grptag_ok = 0;
951
952                 ret = octeontx_pki_port_create_qos(port, &pki_qos);
953                 if (ret < 0) {
954                         octeontx_log_err("failed to create QOS port=%d, q=%d",
955                                         port, qidx);
956                         rte_free(rxq);
957                         return ret;
958                 }
959                 nic->pki.initialized = true;
960         }
961
962         rxq->port_id = nic->port_id;
963         rxq->eth_dev = dev;
964         rxq->queue_id = qidx;
965         rxq->evdev = nic->evdev;
966         rxq->ev_queues = ev_queues;
967         rxq->ev_ports = ev_ports;
968
969         dev->data->rx_queues[qidx] = rxq;
970         dev->data->rx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
971         return 0;
972 }
973
974 static void
975 octeontx_dev_rx_queue_release(void *rxq)
976 {
977         rte_free(rxq);
978 }
979
980 static const uint32_t *
981 octeontx_dev_supported_ptypes_get(struct rte_eth_dev *dev)
982 {
983         static const uint32_t ptypes[] = {
984                 RTE_PTYPE_L3_IPV4,
985                 RTE_PTYPE_L3_IPV4_EXT,
986                 RTE_PTYPE_L3_IPV6,
987                 RTE_PTYPE_L3_IPV6_EXT,
988                 RTE_PTYPE_L4_TCP,
989                 RTE_PTYPE_L4_UDP,
990                 RTE_PTYPE_L4_FRAG,
991                 RTE_PTYPE_UNKNOWN
992         };
993
994         if (dev->rx_pkt_burst == octeontx_recv_pkts)
995                 return ptypes;
996
997         return NULL;
998 }
999
1000 /* Initialize and register driver with DPDK Application */
1001 static const struct eth_dev_ops octeontx_dev_ops = {
1002         .dev_configure           = octeontx_dev_configure,
1003         .dev_infos_get           = octeontx_dev_info,
1004         .dev_close               = octeontx_dev_close,
1005         .dev_start               = octeontx_dev_start,
1006         .dev_stop                = octeontx_dev_stop,
1007         .promiscuous_enable      = octeontx_dev_promisc_enable,
1008         .promiscuous_disable     = octeontx_dev_promisc_disable,
1009         .link_update             = octeontx_dev_link_update,
1010         .stats_get               = octeontx_dev_stats_get,
1011         .stats_reset             = octeontx_dev_stats_reset,
1012         .mac_addr_set            = octeontx_dev_default_mac_addr_set,
1013         .tx_queue_start          = octeontx_dev_tx_queue_start,
1014         .tx_queue_stop           = octeontx_dev_tx_queue_stop,
1015         .tx_queue_setup          = octeontx_dev_tx_queue_setup,
1016         .tx_queue_release        = octeontx_dev_tx_queue_release,
1017         .rx_queue_setup          = octeontx_dev_rx_queue_setup,
1018         .rx_queue_release        = octeontx_dev_rx_queue_release,
1019         .dev_supported_ptypes_get = octeontx_dev_supported_ptypes_get,
1020 };
1021
1022 /* Create Ethdev interface per BGX LMAC ports */
1023 static int
1024 octeontx_create(struct rte_vdev_device *dev, int port, uint8_t evdev,
1025                         int socket_id)
1026 {
1027         int res;
1028         char octtx_name[OCTEONTX_MAX_NAME_LEN];
1029         struct octeontx_nic *nic = NULL;
1030         struct rte_eth_dev *eth_dev = NULL;
1031         struct rte_eth_dev_data *data = NULL;
1032         const char *name = rte_vdev_device_name(dev);
1033
1034         PMD_INIT_FUNC_TRACE();
1035
1036         sprintf(octtx_name, "%s_%d", name, port);
1037         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
1038                 eth_dev = rte_eth_dev_attach_secondary(octtx_name);
1039                 if (eth_dev == NULL)
1040                         return -ENODEV;
1041
1042                 eth_dev->tx_pkt_burst = octeontx_xmit_pkts;
1043                 eth_dev->rx_pkt_burst = octeontx_recv_pkts;
1044                 return 0;
1045         }
1046
1047         data = rte_zmalloc_socket(octtx_name, sizeof(*data), 0, socket_id);
1048         if (data == NULL) {
1049                 octeontx_log_err("failed to allocate devdata");
1050                 res = -ENOMEM;
1051                 goto err;
1052         }
1053
1054         nic = rte_zmalloc_socket(octtx_name, sizeof(*nic), 0, socket_id);
1055         if (nic == NULL) {
1056                 octeontx_log_err("failed to allocate nic structure");
1057                 res = -ENOMEM;
1058                 goto err;
1059         }
1060
1061         nic->port_id = port;
1062         nic->evdev = evdev;
1063
1064         res = octeontx_port_open(nic);
1065         if (res < 0)
1066                 goto err;
1067
1068         /* Rx side port configuration */
1069         res = octeontx_pki_port_open(port);
1070         if (res != 0) {
1071                 octeontx_log_err("failed to open PKI port %d", port);
1072                 res = -ENODEV;
1073                 goto err;
1074         }
1075
1076         /* Reserve an ethdev entry */
1077         eth_dev = rte_eth_dev_allocate(octtx_name);
1078         if (eth_dev == NULL) {
1079                 octeontx_log_err("failed to allocate rte_eth_dev");
1080                 res = -ENOMEM;
1081                 goto err;
1082         }
1083
1084         eth_dev->device = &dev->device;
1085         eth_dev->intr_handle = NULL;
1086         eth_dev->data->kdrv = RTE_KDRV_NONE;
1087         eth_dev->data->numa_node = dev->device.numa_node;
1088
1089         rte_memcpy(data, (eth_dev)->data, sizeof(*data));
1090         data->dev_private = nic;
1091
1092         data->port_id = eth_dev->data->port_id;
1093         snprintf(data->name, sizeof(data->name), "%s", eth_dev->data->name);
1094
1095         nic->ev_queues = 1;
1096         nic->ev_ports = 1;
1097
1098         data->dev_link.link_status = ETH_LINK_DOWN;
1099         data->dev_started = 0;
1100         data->promiscuous = 0;
1101         data->all_multicast = 0;
1102         data->scattered_rx = 0;
1103
1104         data->mac_addrs = rte_zmalloc_socket(octtx_name, ETHER_ADDR_LEN, 0,
1105                                                         socket_id);
1106         if (data->mac_addrs == NULL) {
1107                 octeontx_log_err("failed to allocate memory for mac_addrs");
1108                 res = -ENOMEM;
1109                 goto err;
1110         }
1111
1112         eth_dev->data = data;
1113         eth_dev->dev_ops = &octeontx_dev_ops;
1114
1115         /* Finally save ethdev pointer to the NIC structure */
1116         nic->dev = eth_dev;
1117
1118         if (nic->port_id != data->port_id) {
1119                 octeontx_log_err("eth_dev->port_id (%d) is diff to orig (%d)",
1120                                 data->port_id, nic->port_id);
1121                 res = -EINVAL;
1122                 goto err;
1123         }
1124
1125         /* Update port_id mac to eth_dev */
1126         memcpy(data->mac_addrs, nic->mac_addr, ETHER_ADDR_LEN);
1127
1128         PMD_INIT_LOG(DEBUG, "ethdev info: ");
1129         PMD_INIT_LOG(DEBUG, "port %d, port_ena %d ochan %d num_ochan %d tx_q %d",
1130                                 nic->port_id, nic->port_ena,
1131                                 nic->base_ochan, nic->num_ochans,
1132                                 nic->num_tx_queues);
1133         PMD_INIT_LOG(DEBUG, "speed %d mtu %d", nic->speed, nic->mtu);
1134
1135         return data->port_id;
1136
1137 err:
1138         if (port)
1139                 octeontx_port_close(nic);
1140
1141         if (eth_dev != NULL) {
1142                 rte_free(eth_dev->data->mac_addrs);
1143                 rte_free(data);
1144                 rte_free(nic);
1145                 rte_eth_dev_release_port(eth_dev);
1146         }
1147
1148         return res;
1149 }
1150
1151 /* Un initialize octeontx device */
1152 static int
1153 octeontx_remove(struct rte_vdev_device *dev)
1154 {
1155         char octtx_name[OCTEONTX_MAX_NAME_LEN];
1156         struct rte_eth_dev *eth_dev = NULL;
1157         struct octeontx_nic *nic = NULL;
1158         int i;
1159
1160         if (dev == NULL)
1161                 return -EINVAL;
1162
1163         for (i = 0; i < OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT; i++) {
1164                 sprintf(octtx_name, "eth_octeontx_%d", i);
1165
1166                 /* reserve an ethdev entry */
1167                 eth_dev = rte_eth_dev_allocated(octtx_name);
1168                 if (eth_dev == NULL)
1169                         return -ENODEV;
1170
1171                 nic = octeontx_pmd_priv(eth_dev);
1172                 rte_event_dev_stop(nic->evdev);
1173                 PMD_INIT_LOG(INFO, "Closing octeontx device %s", octtx_name);
1174
1175                 rte_free(eth_dev->data->mac_addrs);
1176                 rte_free(eth_dev->data->dev_private);
1177                 rte_free(eth_dev->data);
1178                 rte_eth_dev_release_port(eth_dev);
1179                 rte_event_dev_close(nic->evdev);
1180         }
1181
1182         /* Free FC resource */
1183         octeontx_pko_fc_free();
1184
1185         return 0;
1186 }
1187
1188 /* Initialize octeontx device */
1189 static int
1190 octeontx_probe(struct rte_vdev_device *dev)
1191 {
1192         const char *dev_name;
1193         static int probe_once;
1194         uint8_t socket_id, qlist;
1195         int tx_vfcnt, port_id, evdev, qnum, pnum, res, i;
1196         struct rte_event_dev_config dev_conf;
1197         const char *eventdev_name = "event_octeontx";
1198         struct rte_event_dev_info info;
1199
1200         struct octeontx_vdev_init_params init_params = {
1201                 OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT
1202         };
1203
1204         dev_name = rte_vdev_device_name(dev);
1205         res = octeontx_parse_vdev_init_params(&init_params, dev);
1206         if (res < 0)
1207                 return -EINVAL;
1208
1209         if (init_params.nr_port > OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT) {
1210                 octeontx_log_err("nr_port (%d) > max (%d)", init_params.nr_port,
1211                                 OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT);
1212                 return -ENOTSUP;
1213         }
1214
1215         PMD_INIT_LOG(DEBUG, "initializing %s pmd", dev_name);
1216
1217         socket_id = rte_socket_id();
1218
1219         tx_vfcnt = octeontx_pko_vf_count();
1220
1221         if (tx_vfcnt < init_params.nr_port) {
1222                 octeontx_log_err("not enough PKO (%d) for port number (%d)",
1223                                 tx_vfcnt, init_params.nr_port);
1224                 return -EINVAL;
1225         }
1226         evdev = rte_event_dev_get_dev_id(eventdev_name);
1227         if (evdev < 0) {
1228                 octeontx_log_err("eventdev %s not found", eventdev_name);
1229                 return -ENODEV;
1230         }
1231
1232         res = rte_event_dev_info_get(evdev, &info);
1233         if (res < 0) {
1234                 octeontx_log_err("failed to eventdev info %d", res);
1235                 return -EINVAL;
1236         }
1237
1238         PMD_INIT_LOG(DEBUG, "max_queue %d max_port %d",
1239                         info.max_event_queues, info.max_event_ports);
1240
1241         if (octeontx_pko_init_fc(tx_vfcnt))
1242                 return -ENOMEM;
1243
1244         devconf_set_default_sane_values(&dev_conf, &info);
1245         res = rte_event_dev_configure(evdev, &dev_conf);
1246         if (res < 0)
1247                 goto parse_error;
1248
1249         rte_event_dev_attr_get(evdev, RTE_EVENT_DEV_ATTR_PORT_COUNT,
1250                         (uint32_t *)&pnum);
1251         rte_event_dev_attr_get(evdev, RTE_EVENT_DEV_ATTR_QUEUE_COUNT,
1252                         (uint32_t *)&qnum);
1253         if (pnum < qnum) {
1254                 octeontx_log_err("too few event ports (%d) for event_q(%d)",
1255                                 pnum, qnum);
1256                 res = -EINVAL;
1257                 goto parse_error;
1258         }
1259         if (pnum > qnum) {
1260                 /*
1261                  * We don't poll on event ports
1262                  * that do not have any queues assigned.
1263                  */
1264                 pnum = qnum;
1265                 PMD_INIT_LOG(INFO,
1266                         "reducing number of active event ports to %d", pnum);
1267         }
1268         for (i = 0; i < qnum; i++) {
1269                 res = rte_event_queue_setup(evdev, i, NULL);
1270                 if (res < 0) {
1271                         octeontx_log_err("failed to setup event_q(%d): res %d",
1272                                         i, res);
1273                         goto parse_error;
1274                 }
1275         }
1276
1277         for (i = 0; i < pnum; i++) {
1278                 res = rte_event_port_setup(evdev, i, NULL);
1279                 if (res < 0) {
1280                         res = -ENODEV;
1281                         octeontx_log_err("failed to setup ev port(%d) res=%d",
1282                                                 i, res);
1283                         goto parse_error;
1284                 }
1285                 /* Link one queue to one event port */
1286                 qlist = i;
1287                 res = rte_event_port_link(evdev, i, &qlist, NULL, 1);
1288                 if (res < 0) {
1289                         res = -ENODEV;
1290                         octeontx_log_err("failed to link port (%d): res=%d",
1291                                         i, res);
1292                         goto parse_error;
1293                 }
1294         }
1295
1296         /* Create ethdev interface */
1297         for (i = 0; i < init_params.nr_port; i++) {
1298                 port_id = octeontx_create(dev, i, evdev, socket_id);
1299                 if (port_id < 0) {
1300                         octeontx_log_err("failed to create device %s",
1301                                         dev_name);
1302                         res = -ENODEV;
1303                         goto parse_error;
1304                 }
1305
1306                 PMD_INIT_LOG(INFO, "created ethdev %s for port %d", dev_name,
1307                                         port_id);
1308         }
1309
1310         if (probe_once) {
1311                 octeontx_log_err("interface %s not supported", dev_name);
1312                 octeontx_remove(dev);
1313                 res = -ENOTSUP;
1314                 goto parse_error;
1315         }
1316         probe_once = 1;
1317
1318         return 0;
1319
1320 parse_error:
1321         octeontx_pko_fc_free();
1322         return res;
1323 }
1324
1325 static struct rte_vdev_driver octeontx_pmd_drv = {
1326         .probe = octeontx_probe,
1327         .remove = octeontx_remove,
1328 };
1329
1330 RTE_PMD_REGISTER_VDEV(OCTEONTX_PMD, octeontx_pmd_drv);
1331 RTE_PMD_REGISTER_ALIAS(OCTEONTX_PMD, eth_octeontx);
1332 RTE_PMD_REGISTER_PARAM_STRING(OCTEONTX_PMD, "nr_port=<int> ");