net/i40e: fix Rx packet statistics
[dpdk.git] / drivers / net / octeontx / octeontx_ethdev.c
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2017 Cavium, Inc
3  */
4
5 #include <stdio.h>
6 #include <stdarg.h>
7 #include <stdbool.h>
8 #include <stdint.h>
9 #include <string.h>
10 #include <unistd.h>
11
12 #include <rte_alarm.h>
13 #include <rte_branch_prediction.h>
14 #include <rte_bus_vdev.h>
15 #include <rte_cycles.h>
16 #include <rte_debug.h>
17 #include <rte_devargs.h>
18 #include <rte_dev.h>
19 #include <rte_kvargs.h>
20 #include <rte_malloc.h>
21 #include <rte_mbuf_pool_ops.h>
22 #include <rte_prefetch.h>
23
24 #include "octeontx_ethdev.h"
25 #include "octeontx_rxtx.h"
26 #include "octeontx_logs.h"
27
28 struct evdev_priv_data {
29         OFFLOAD_FLAGS; /*Sequence should not be changed */
30 } __rte_cache_aligned;
31
32 struct octeontx_vdev_init_params {
33         uint8_t nr_port;
34 };
35
36 uint16_t
37 rte_octeontx_pchan_map[OCTEONTX_MAX_BGX_PORTS][OCTEONTX_MAX_LMAC_PER_BGX];
38
39 enum octeontx_link_speed {
40         OCTEONTX_LINK_SPEED_SGMII,
41         OCTEONTX_LINK_SPEED_XAUI,
42         OCTEONTX_LINK_SPEED_RXAUI,
43         OCTEONTX_LINK_SPEED_10G_R,
44         OCTEONTX_LINK_SPEED_40G_R,
45         OCTEONTX_LINK_SPEED_RESERVE1,
46         OCTEONTX_LINK_SPEED_QSGMII,
47         OCTEONTX_LINK_SPEED_RESERVE2
48 };
49
50 RTE_LOG_REGISTER_SUFFIX(otx_net_logtype_mbox, mbox, NOTICE);
51 RTE_LOG_REGISTER_SUFFIX(otx_net_logtype_init, init, NOTICE);
52 RTE_LOG_REGISTER_SUFFIX(otx_net_logtype_driver, driver, NOTICE);
53
54 /* Parse integer from integer argument */
55 static int
56 parse_integer_arg(const char *key __rte_unused,
57                 const char *value, void *extra_args)
58 {
59         int *i = (int *)extra_args;
60
61         *i = atoi(value);
62         if (*i < 0) {
63                 octeontx_log_err("argument has to be positive.");
64                 return -1;
65         }
66
67         return 0;
68 }
69
70 static int
71 octeontx_parse_vdev_init_params(struct octeontx_vdev_init_params *params,
72                                 struct rte_vdev_device *dev)
73 {
74         struct rte_kvargs *kvlist = NULL;
75         int ret = 0;
76
77         static const char * const octeontx_vdev_valid_params[] = {
78                 OCTEONTX_VDEV_NR_PORT_ARG,
79                 NULL
80         };
81
82         const char *input_args = rte_vdev_device_args(dev);
83         if (params == NULL)
84                 return -EINVAL;
85
86
87         if (input_args) {
88                 kvlist = rte_kvargs_parse(input_args,
89                                 octeontx_vdev_valid_params);
90                 if (kvlist == NULL)
91                         return -1;
92
93                 ret = rte_kvargs_process(kvlist,
94                                         OCTEONTX_VDEV_NR_PORT_ARG,
95                                         &parse_integer_arg,
96                                         &params->nr_port);
97                 if (ret < 0)
98                         goto free_kvlist;
99         }
100
101 free_kvlist:
102         rte_kvargs_free(kvlist);
103         return ret;
104 }
105
106 static int
107 octeontx_port_open(struct octeontx_nic *nic)
108 {
109         octeontx_mbox_bgx_port_conf_t bgx_port_conf;
110         octeontx_mbox_bgx_port_fifo_cfg_t fifo_cfg;
111         int res;
112
113         res = 0;
114         memset(&bgx_port_conf, 0x0, sizeof(bgx_port_conf));
115         PMD_INIT_FUNC_TRACE();
116
117         res = octeontx_bgx_port_open(nic->port_id, &bgx_port_conf);
118         if (res < 0) {
119                 octeontx_log_err("failed to open port %d", res);
120                 return res;
121         }
122
123         nic->node = bgx_port_conf.node;
124         nic->port_ena = bgx_port_conf.enable;
125         nic->base_ichan = bgx_port_conf.base_chan;
126         nic->base_ochan = bgx_port_conf.base_chan;
127         nic->num_ichans = bgx_port_conf.num_chans;
128         nic->num_ochans = bgx_port_conf.num_chans;
129         nic->bgx_mtu = bgx_port_conf.mtu;
130         nic->bpen = bgx_port_conf.bpen;
131         nic->fcs_strip = bgx_port_conf.fcs_strip;
132         nic->bcast_mode = bgx_port_conf.bcast_mode;
133         nic->mcast_mode = bgx_port_conf.mcast_mode;
134         nic->speed      = bgx_port_conf.mode;
135
136         memset(&fifo_cfg, 0x0, sizeof(fifo_cfg));
137
138         res = octeontx_bgx_port_get_fifo_cfg(nic->port_id, &fifo_cfg);
139         if (res < 0) {
140                 octeontx_log_err("failed to get port %d fifo cfg", res);
141                 return res;
142         }
143
144         nic->fc.rx_fifosz = fifo_cfg.rx_fifosz;
145
146         memcpy(&nic->mac_addr[0], &bgx_port_conf.macaddr[0],
147                 RTE_ETHER_ADDR_LEN);
148
149         octeontx_log_dbg("port opened %d", nic->port_id);
150         return res;
151 }
152
153 static void
154 octeontx_link_status_print(struct rte_eth_dev *eth_dev,
155                            struct rte_eth_link *link)
156 {
157         if (link && link->link_status)
158                 octeontx_log_info("Port %u: Link Up - speed %u Mbps - %s",
159                           (eth_dev->data->port_id),
160                           link->link_speed,
161                           link->link_duplex == ETH_LINK_FULL_DUPLEX ?
162                           "full-duplex" : "half-duplex");
163         else
164                 octeontx_log_info("Port %d: Link Down",
165                                   (int)(eth_dev->data->port_id));
166 }
167
168 static void
169 octeontx_link_status_update(struct octeontx_nic *nic,
170                          struct rte_eth_link *link)
171 {
172         memset(link, 0, sizeof(*link));
173
174         link->link_status = nic->link_up ? ETH_LINK_UP : ETH_LINK_DOWN;
175
176         switch (nic->speed) {
177         case OCTEONTX_LINK_SPEED_SGMII:
178                 link->link_speed = ETH_SPEED_NUM_1G;
179                 break;
180
181         case OCTEONTX_LINK_SPEED_XAUI:
182                 link->link_speed = ETH_SPEED_NUM_10G;
183                 break;
184
185         case OCTEONTX_LINK_SPEED_RXAUI:
186         case OCTEONTX_LINK_SPEED_10G_R:
187                 link->link_speed = ETH_SPEED_NUM_10G;
188                 break;
189         case OCTEONTX_LINK_SPEED_QSGMII:
190                 link->link_speed = ETH_SPEED_NUM_5G;
191                 break;
192         case OCTEONTX_LINK_SPEED_40G_R:
193                 link->link_speed = ETH_SPEED_NUM_40G;
194                 break;
195
196         case OCTEONTX_LINK_SPEED_RESERVE1:
197         case OCTEONTX_LINK_SPEED_RESERVE2:
198         default:
199                 link->link_speed = ETH_SPEED_NUM_NONE;
200                 octeontx_log_err("incorrect link speed %d", nic->speed);
201                 break;
202         }
203
204         link->link_duplex = ETH_LINK_FULL_DUPLEX;
205         link->link_autoneg = ETH_LINK_AUTONEG;
206 }
207
208 static void
209 octeontx_link_status_poll(void *arg)
210 {
211         struct octeontx_nic *nic = arg;
212         struct rte_eth_link link;
213         struct rte_eth_dev *dev;
214         int res;
215
216         PMD_INIT_FUNC_TRACE();
217
218         dev = nic->dev;
219
220         res = octeontx_bgx_port_link_status(nic->port_id);
221         if (res < 0) {
222                 octeontx_log_err("Failed to get port %d link status",
223                                 nic->port_id);
224         } else {
225                 if (nic->link_up != (uint8_t)res) {
226                         nic->link_up = (uint8_t)res;
227                         octeontx_link_status_update(nic, &link);
228                         octeontx_link_status_print(dev, &link);
229                         rte_eth_linkstatus_set(dev, &link);
230                         rte_eth_dev_callback_process(dev,
231                                                      RTE_ETH_EVENT_INTR_LSC,
232                                                      NULL);
233                 }
234         }
235
236         res = rte_eal_alarm_set(OCCTX_INTR_POLL_INTERVAL_MS * 1000,
237                                 octeontx_link_status_poll, nic);
238         if (res < 0)
239                 octeontx_log_err("Failed to restart alarm for port %d, err: %d",
240                                 nic->port_id, res);
241 }
242
243 static void
244 octeontx_port_close(struct octeontx_nic *nic)
245 {
246         PMD_INIT_FUNC_TRACE();
247
248         rte_eal_alarm_cancel(octeontx_link_status_poll, nic);
249         octeontx_bgx_port_close(nic->port_id);
250         octeontx_log_dbg("port closed %d", nic->port_id);
251 }
252
253 static int
254 octeontx_port_start(struct octeontx_nic *nic)
255 {
256         PMD_INIT_FUNC_TRACE();
257
258         return octeontx_bgx_port_start(nic->port_id);
259 }
260
261 static int
262 octeontx_port_stop(struct octeontx_nic *nic)
263 {
264         PMD_INIT_FUNC_TRACE();
265
266         return octeontx_bgx_port_stop(nic->port_id);
267 }
268
269 static int
270 octeontx_port_promisc_set(struct octeontx_nic *nic, int en)
271 {
272         struct rte_eth_dev *dev;
273         int res;
274
275         res = 0;
276         PMD_INIT_FUNC_TRACE();
277         dev = nic->dev;
278
279         res = octeontx_bgx_port_promisc_set(nic->port_id, en);
280         if (res < 0) {
281                 octeontx_log_err("failed to set promiscuous mode %d",
282                                 nic->port_id);
283                 return res;
284         }
285
286         /* Set proper flag for the mode */
287         dev->data->promiscuous = (en != 0) ? 1 : 0;
288
289         octeontx_log_dbg("port %d : promiscuous mode %s",
290                         nic->port_id, en ? "set" : "unset");
291
292         return 0;
293 }
294
295 static int
296 octeontx_port_stats(struct octeontx_nic *nic, struct rte_eth_stats *stats)
297 {
298         octeontx_mbox_bgx_port_stats_t bgx_stats;
299         int res;
300
301         PMD_INIT_FUNC_TRACE();
302
303         res = octeontx_bgx_port_stats(nic->port_id, &bgx_stats);
304         if (res < 0) {
305                 octeontx_log_err("failed to get port stats %d", nic->port_id);
306                 return res;
307         }
308
309         stats->ipackets = bgx_stats.rx_packets;
310         stats->ibytes = bgx_stats.rx_bytes;
311         stats->imissed = bgx_stats.rx_dropped;
312         stats->ierrors = bgx_stats.rx_errors;
313         stats->opackets = bgx_stats.tx_packets;
314         stats->obytes = bgx_stats.tx_bytes;
315         stats->oerrors = bgx_stats.tx_errors;
316
317         octeontx_log_dbg("port%d stats inpkts=%" PRIx64 " outpkts=%" PRIx64 "",
318                         nic->port_id, stats->ipackets, stats->opackets);
319
320         return 0;
321 }
322
323 static int
324 octeontx_port_stats_clr(struct octeontx_nic *nic)
325 {
326         PMD_INIT_FUNC_TRACE();
327
328         return octeontx_bgx_port_stats_clr(nic->port_id);
329 }
330
331 static inline void
332 devconf_set_default_sane_values(struct rte_event_dev_config *dev_conf,
333                                 struct rte_event_dev_info *info)
334 {
335         memset(dev_conf, 0, sizeof(struct rte_event_dev_config));
336         dev_conf->dequeue_timeout_ns = info->min_dequeue_timeout_ns;
337
338         dev_conf->nb_event_ports = info->max_event_ports;
339         dev_conf->nb_event_queues = info->max_event_queues;
340
341         dev_conf->nb_event_queue_flows = info->max_event_queue_flows;
342         dev_conf->nb_event_port_dequeue_depth =
343                         info->max_event_port_dequeue_depth;
344         dev_conf->nb_event_port_enqueue_depth =
345                         info->max_event_port_enqueue_depth;
346         dev_conf->nb_event_port_enqueue_depth =
347                         info->max_event_port_enqueue_depth;
348         dev_conf->nb_events_limit =
349                         info->max_num_events;
350 }
351
352 static uint16_t
353 octeontx_tx_offload_flags(struct rte_eth_dev *eth_dev)
354 {
355         struct octeontx_nic *nic = octeontx_pmd_priv(eth_dev);
356         uint16_t flags = 0;
357
358         if (nic->tx_offloads & DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM ||
359             nic->tx_offloads & DEV_TX_OFFLOAD_OUTER_UDP_CKSUM)
360                 flags |= OCCTX_TX_OFFLOAD_OL3_OL4_CSUM_F;
361
362         if (nic->tx_offloads & DEV_TX_OFFLOAD_IPV4_CKSUM ||
363             nic->tx_offloads & DEV_TX_OFFLOAD_TCP_CKSUM ||
364             nic->tx_offloads & DEV_TX_OFFLOAD_UDP_CKSUM ||
365             nic->tx_offloads & DEV_TX_OFFLOAD_SCTP_CKSUM)
366                 flags |= OCCTX_TX_OFFLOAD_L3_L4_CSUM_F;
367
368         if (!(nic->tx_offloads & DEV_TX_OFFLOAD_MBUF_FAST_FREE))
369                 flags |= OCCTX_TX_OFFLOAD_MBUF_NOFF_F;
370
371         if (nic->tx_offloads & DEV_TX_OFFLOAD_MULTI_SEGS)
372                 flags |= OCCTX_TX_MULTI_SEG_F;
373
374         return flags;
375 }
376
377 static uint16_t
378 octeontx_rx_offload_flags(struct rte_eth_dev *eth_dev)
379 {
380         struct octeontx_nic *nic = octeontx_pmd_priv(eth_dev);
381         uint16_t flags = 0;
382
383         if (nic->rx_offloads & (DEV_RX_OFFLOAD_TCP_CKSUM |
384                          DEV_RX_OFFLOAD_UDP_CKSUM))
385                 flags |= OCCTX_RX_OFFLOAD_CSUM_F;
386
387         if (nic->rx_offloads & (DEV_RX_OFFLOAD_IPV4_CKSUM |
388                                 DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM))
389                 flags |= OCCTX_RX_OFFLOAD_CSUM_F;
390
391         if (nic->rx_offloads & DEV_RX_OFFLOAD_SCATTER) {
392                 flags |= OCCTX_RX_MULTI_SEG_F;
393                 eth_dev->data->scattered_rx = 1;
394                 /* If scatter mode is enabled, TX should also be in multi
395                  * seg mode, else memory leak will occur
396                  */
397                 nic->tx_offloads |= DEV_TX_OFFLOAD_MULTI_SEGS;
398         }
399
400         return flags;
401 }
402
403 static int
404 octeontx_dev_configure(struct rte_eth_dev *dev)
405 {
406         struct rte_eth_dev_data *data = dev->data;
407         struct rte_eth_conf *conf = &data->dev_conf;
408         struct rte_eth_rxmode *rxmode = &conf->rxmode;
409         struct rte_eth_txmode *txmode = &conf->txmode;
410         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
411         int ret;
412
413         PMD_INIT_FUNC_TRACE();
414         RTE_SET_USED(conf);
415
416         if (!rte_eal_has_hugepages()) {
417                 octeontx_log_err("huge page is not configured");
418                 return -EINVAL;
419         }
420
421         if (txmode->mq_mode) {
422                 octeontx_log_err("tx mq_mode DCB or VMDq not supported");
423                 return -EINVAL;
424         }
425
426         if (rxmode->mq_mode != ETH_MQ_RX_NONE &&
427                 rxmode->mq_mode != ETH_MQ_RX_RSS) {
428                 octeontx_log_err("unsupported rx qmode %d", rxmode->mq_mode);
429                 return -EINVAL;
430         }
431
432         if (!(txmode->offloads & DEV_TX_OFFLOAD_MT_LOCKFREE)) {
433                 PMD_INIT_LOG(NOTICE, "cant disable lockfree tx");
434                 txmode->offloads |= DEV_TX_OFFLOAD_MT_LOCKFREE;
435         }
436
437         if (conf->link_speeds & ETH_LINK_SPEED_FIXED) {
438                 octeontx_log_err("setting link speed/duplex not supported");
439                 return -EINVAL;
440         }
441
442         if (conf->dcb_capability_en) {
443                 octeontx_log_err("DCB enable not supported");
444                 return -EINVAL;
445         }
446
447         if (conf->fdir_conf.mode != RTE_FDIR_MODE_NONE) {
448                 octeontx_log_err("flow director not supported");
449                 return -EINVAL;
450         }
451
452         nic->num_tx_queues = dev->data->nb_tx_queues;
453
454         ret = octeontx_pko_channel_open(nic->pko_vfid * PKO_VF_NUM_DQ,
455                                         nic->num_tx_queues,
456                                         nic->base_ochan);
457         if (ret) {
458                 octeontx_log_err("failed to open channel %d no-of-txq %d",
459                            nic->base_ochan, nic->num_tx_queues);
460                 return -EFAULT;
461         }
462
463         ret = octeontx_dev_vlan_offload_init(dev);
464         if (ret) {
465                 octeontx_log_err("failed to initialize vlan offload");
466                 return -EFAULT;
467         }
468
469         nic->pki.classifier_enable = false;
470         nic->pki.hash_enable = true;
471         nic->pki.initialized = false;
472
473         nic->rx_offloads |= rxmode->offloads;
474         nic->tx_offloads |= txmode->offloads;
475         nic->rx_offload_flags |= octeontx_rx_offload_flags(dev);
476         nic->tx_offload_flags |= octeontx_tx_offload_flags(dev);
477
478         return 0;
479 }
480
481 static int
482 octeontx_dev_close(struct rte_eth_dev *dev)
483 {
484         struct octeontx_txq *txq = NULL;
485         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
486         unsigned int i;
487         int ret;
488
489         PMD_INIT_FUNC_TRACE();
490         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
491                 return 0;
492
493         rte_event_dev_close(nic->evdev);
494
495         octeontx_dev_flow_ctrl_fini(dev);
496
497         octeontx_dev_vlan_offload_fini(dev);
498
499         ret = octeontx_pko_channel_close(nic->base_ochan);
500         if (ret < 0) {
501                 octeontx_log_err("failed to close channel %d VF%d %d %d",
502                              nic->base_ochan, nic->port_id, nic->num_tx_queues,
503                              ret);
504         }
505         /* Free txq resources for this port */
506         for (i = 0; i < nic->num_tx_queues; i++) {
507                 txq = dev->data->tx_queues[i];
508                 if (!txq)
509                         continue;
510
511                 rte_free(txq);
512         }
513
514         octeontx_port_close(nic);
515
516         return 0;
517 }
518
519 static int
520 octeontx_dev_mtu_set(struct rte_eth_dev *eth_dev, uint16_t mtu)
521 {
522         uint32_t buffsz, frame_size = mtu + OCCTX_L2_OVERHEAD;
523         struct octeontx_nic *nic = octeontx_pmd_priv(eth_dev);
524         struct rte_eth_dev_data *data = eth_dev->data;
525         int rc = 0;
526
527         /* Check if MTU is within the allowed range */
528         if (frame_size < OCCTX_MIN_FRS || frame_size > OCCTX_MAX_FRS)
529                 return -EINVAL;
530
531         buffsz = data->min_rx_buf_size - RTE_PKTMBUF_HEADROOM;
532
533         /* Refuse MTU that requires the support of scattered packets
534          * when this feature has not been enabled before.
535          */
536         if (data->dev_started && frame_size > buffsz &&
537             !(nic->rx_offloads & DEV_RX_OFFLOAD_SCATTER)) {
538                 octeontx_log_err("Scatter mode is disabled");
539                 return -EINVAL;
540         }
541
542         /* Check <seg size> * <max_seg>  >= max_frame */
543         if ((nic->rx_offloads & DEV_RX_OFFLOAD_SCATTER) &&
544             (frame_size > buffsz * OCCTX_RX_NB_SEG_MAX))
545                 return -EINVAL;
546
547         rc = octeontx_pko_send_mtu(nic->port_id, frame_size);
548         if (rc)
549                 return rc;
550
551         rc = octeontx_bgx_port_mtu_set(nic->port_id, frame_size);
552         if (rc)
553                 return rc;
554
555         if (frame_size > OCCTX_L2_MAX_LEN)
556                 nic->rx_offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;
557         else
558                 nic->rx_offloads &= ~DEV_RX_OFFLOAD_JUMBO_FRAME;
559
560         /* Update max_rx_pkt_len */
561         data->dev_conf.rxmode.max_rx_pkt_len = frame_size;
562         octeontx_log_info("Received pkt beyond  maxlen %d will be dropped",
563                           frame_size);
564
565         return rc;
566 }
567
568 static int
569 octeontx_recheck_rx_offloads(struct octeontx_rxq *rxq)
570 {
571         struct rte_eth_dev *eth_dev = rxq->eth_dev;
572         struct octeontx_nic *nic = octeontx_pmd_priv(eth_dev);
573         struct rte_eth_dev_data *data = eth_dev->data;
574         struct rte_pktmbuf_pool_private *mbp_priv;
575         struct evdev_priv_data *evdev_priv;
576         struct rte_eventdev *dev;
577         uint32_t buffsz;
578
579         /* Get rx buffer size */
580         mbp_priv = rte_mempool_get_priv(rxq->pool);
581         buffsz = mbp_priv->mbuf_data_room_size - RTE_PKTMBUF_HEADROOM;
582
583         /* Setup scatter mode if needed by jumbo */
584         if (data->dev_conf.rxmode.max_rx_pkt_len > buffsz) {
585                 nic->rx_offloads |= DEV_RX_OFFLOAD_SCATTER;
586                 nic->rx_offload_flags |= octeontx_rx_offload_flags(eth_dev);
587                 nic->tx_offload_flags |= octeontx_tx_offload_flags(eth_dev);
588         }
589
590         /* Sharing offload flags via eventdev priv region */
591         dev = &rte_eventdevs[rxq->evdev];
592         evdev_priv = dev->data->dev_private;
593         evdev_priv->rx_offload_flags = nic->rx_offload_flags;
594         evdev_priv->tx_offload_flags = nic->tx_offload_flags;
595
596         /* Setup MTU based on max_rx_pkt_len */
597         nic->mtu = data->dev_conf.rxmode.max_rx_pkt_len - OCCTX_L2_OVERHEAD;
598
599         return 0;
600 }
601
602 static int
603 octeontx_dev_start(struct rte_eth_dev *dev)
604 {
605         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
606         struct octeontx_rxq *rxq;
607         int ret, i;
608
609         PMD_INIT_FUNC_TRACE();
610         /* Rechecking if any new offload set to update
611          * rx/tx burst function pointer accordingly.
612          */
613         for (i = 0; i < dev->data->nb_rx_queues; i++) {
614                 rxq = dev->data->rx_queues[i];
615                 octeontx_recheck_rx_offloads(rxq);
616         }
617
618         /* Setting up the mtu based on max_rx_pkt_len */
619         ret = octeontx_dev_mtu_set(dev, nic->mtu);
620         if (ret) {
621                 octeontx_log_err("Failed to set default MTU size %d", ret);
622                 goto error;
623         }
624
625         /*
626          * Tx start
627          */
628         octeontx_set_tx_function(dev);
629         ret = octeontx_pko_channel_start(nic->base_ochan);
630         if (ret < 0) {
631                 octeontx_log_err("fail to conf VF%d no. txq %d chan %d ret %d",
632                            nic->port_id, nic->num_tx_queues, nic->base_ochan,
633                            ret);
634                 goto error;
635         }
636
637         /*
638          * Rx start
639          */
640         dev->rx_pkt_burst = octeontx_recv_pkts;
641         ret = octeontx_pki_port_start(nic->port_id);
642         if (ret < 0) {
643                 octeontx_log_err("fail to start Rx on port %d", nic->port_id);
644                 goto channel_stop_error;
645         }
646
647         /*
648          * Start port
649          */
650         ret = octeontx_port_start(nic);
651         if (ret < 0) {
652                 octeontx_log_err("failed start port %d", ret);
653                 goto pki_port_stop_error;
654         }
655
656         PMD_TX_LOG(DEBUG, "pko: start channel %d no.of txq %d port %d",
657                         nic->base_ochan, nic->num_tx_queues, nic->port_id);
658
659         ret = rte_event_dev_start(nic->evdev);
660         if (ret < 0) {
661                 octeontx_log_err("failed to start evdev: ret (%d)", ret);
662                 goto pki_port_stop_error;
663         }
664
665         /* Success */
666         return ret;
667
668 pki_port_stop_error:
669         octeontx_pki_port_stop(nic->port_id);
670 channel_stop_error:
671         octeontx_pko_channel_stop(nic->base_ochan);
672 error:
673         return ret;
674 }
675
676 static int
677 octeontx_dev_stop(struct rte_eth_dev *dev)
678 {
679         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
680         int ret;
681
682         PMD_INIT_FUNC_TRACE();
683
684         rte_event_dev_stop(nic->evdev);
685
686         ret = octeontx_port_stop(nic);
687         if (ret < 0) {
688                 octeontx_log_err("failed to req stop port %d res=%d",
689                                         nic->port_id, ret);
690                 return ret;
691         }
692
693         ret = octeontx_pki_port_stop(nic->port_id);
694         if (ret < 0) {
695                 octeontx_log_err("failed to stop pki port %d res=%d",
696                                         nic->port_id, ret);
697                 return ret;
698         }
699
700         ret = octeontx_pko_channel_stop(nic->base_ochan);
701         if (ret < 0) {
702                 octeontx_log_err("failed to stop channel %d VF%d %d %d",
703                              nic->base_ochan, nic->port_id, nic->num_tx_queues,
704                              ret);
705                 return ret;
706         }
707
708         return 0;
709 }
710
711 static int
712 octeontx_dev_promisc_enable(struct rte_eth_dev *dev)
713 {
714         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
715
716         PMD_INIT_FUNC_TRACE();
717         return octeontx_port_promisc_set(nic, 1);
718 }
719
720 static int
721 octeontx_dev_promisc_disable(struct rte_eth_dev *dev)
722 {
723         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
724
725         PMD_INIT_FUNC_TRACE();
726         return octeontx_port_promisc_set(nic, 0);
727 }
728
729 static int
730 octeontx_port_link_status(struct octeontx_nic *nic)
731 {
732         int res;
733
734         PMD_INIT_FUNC_TRACE();
735         res = octeontx_bgx_port_link_status(nic->port_id);
736         if (res < 0) {
737                 octeontx_log_err("failed to get port %d link status",
738                                 nic->port_id);
739                 return res;
740         }
741
742         if (nic->link_up != (uint8_t)res || nic->print_flag == -1) {
743                 nic->link_up = (uint8_t)res;
744                 nic->print_flag = 1;
745         }
746         octeontx_log_dbg("port %d link status %d", nic->port_id, nic->link_up);
747
748         return res;
749 }
750
751 /*
752  * Return 0 means link status changed, -1 means not changed
753  */
754 static int
755 octeontx_dev_link_update(struct rte_eth_dev *dev,
756                          int wait_to_complete __rte_unused)
757 {
758         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
759         struct rte_eth_link link;
760         int res;
761
762         PMD_INIT_FUNC_TRACE();
763
764         res = octeontx_port_link_status(nic);
765         if (res < 0) {
766                 octeontx_log_err("failed to request link status %d", res);
767                 return res;
768         }
769
770         octeontx_link_status_update(nic, &link);
771         if (nic->print_flag) {
772                 octeontx_link_status_print(nic->dev, &link);
773                 nic->print_flag = 0;
774         }
775
776         return rte_eth_linkstatus_set(dev, &link);
777 }
778
779 static int
780 octeontx_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
781 {
782         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
783
784         PMD_INIT_FUNC_TRACE();
785         return octeontx_port_stats(nic, stats);
786 }
787
788 static int
789 octeontx_dev_stats_reset(struct rte_eth_dev *dev)
790 {
791         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
792
793         PMD_INIT_FUNC_TRACE();
794         return octeontx_port_stats_clr(nic);
795 }
796
797 static void
798 octeontx_dev_mac_addr_del(struct rte_eth_dev *dev, uint32_t index)
799 {
800         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
801         int ret;
802
803         ret = octeontx_bgx_port_mac_del(nic->port_id, index);
804         if (ret != 0)
805                 octeontx_log_err("failed to del MAC address filter on port %d",
806                                  nic->port_id);
807 }
808
809 static int
810 octeontx_dev_mac_addr_add(struct rte_eth_dev *dev,
811                           struct rte_ether_addr *mac_addr,
812                           uint32_t index,
813                           __rte_unused uint32_t vmdq)
814 {
815         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
816         int ret;
817
818         ret = octeontx_bgx_port_mac_add(nic->port_id, mac_addr->addr_bytes,
819                                         index);
820         if (ret < 0) {
821                 octeontx_log_err("failed to add MAC address filter on port %d",
822                                  nic->port_id);
823                 return ret;
824         }
825
826         return 0;
827 }
828
829 static int
830 octeontx_dev_default_mac_addr_set(struct rte_eth_dev *dev,
831                                         struct rte_ether_addr *addr)
832 {
833         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
834         int ret;
835
836         ret = octeontx_bgx_port_mac_set(nic->port_id, addr->addr_bytes);
837         if (ret == 0) {
838                 /* Update same mac address to BGX CAM table */
839                 ret = octeontx_bgx_port_mac_add(nic->port_id, addr->addr_bytes,
840                                                 0);
841         }
842         if (ret < 0) {
843                 octeontx_log_err("failed to set MAC address on port %d",
844                                  nic->port_id);
845         }
846
847         return ret;
848 }
849
850 static int
851 octeontx_dev_info(struct rte_eth_dev *dev,
852                 struct rte_eth_dev_info *dev_info)
853 {
854         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
855
856         /* Autonegotiation may be disabled */
857         dev_info->speed_capa = ETH_LINK_SPEED_FIXED;
858         dev_info->speed_capa |= ETH_LINK_SPEED_10M | ETH_LINK_SPEED_100M |
859                         ETH_LINK_SPEED_1G | ETH_LINK_SPEED_10G |
860                         ETH_LINK_SPEED_40G;
861
862         /* Min/Max MTU supported */
863         dev_info->min_rx_bufsize = OCCTX_MIN_FRS;
864         dev_info->max_rx_pktlen = OCCTX_MAX_FRS;
865         dev_info->max_mtu = dev_info->max_rx_pktlen - OCCTX_L2_OVERHEAD;
866         dev_info->min_mtu = dev_info->min_rx_bufsize - OCCTX_L2_OVERHEAD;
867
868         dev_info->max_mac_addrs =
869                                 octeontx_bgx_port_mac_entries_get(nic->port_id);
870         dev_info->max_rx_queues = 1;
871         dev_info->max_tx_queues = PKO_MAX_NUM_DQ;
872         dev_info->min_rx_bufsize = 0;
873
874         dev_info->default_rxconf = (struct rte_eth_rxconf) {
875                 .rx_free_thresh = 0,
876                 .rx_drop_en = 0,
877                 .offloads = OCTEONTX_RX_OFFLOADS,
878         };
879
880         dev_info->default_txconf = (struct rte_eth_txconf) {
881                 .tx_free_thresh = 0,
882                 .offloads = OCTEONTX_TX_OFFLOADS,
883         };
884
885         dev_info->rx_offload_capa = OCTEONTX_RX_OFFLOADS;
886         dev_info->tx_offload_capa = OCTEONTX_TX_OFFLOADS;
887         dev_info->rx_queue_offload_capa = OCTEONTX_RX_OFFLOADS;
888         dev_info->tx_queue_offload_capa = OCTEONTX_TX_OFFLOADS;
889
890         return 0;
891 }
892
893 static void
894 octeontx_dq_info_getter(octeontx_dq_t *dq, void *out)
895 {
896         ((octeontx_dq_t *)out)->lmtline_va = dq->lmtline_va;
897         ((octeontx_dq_t *)out)->ioreg_va = dq->ioreg_va;
898         ((octeontx_dq_t *)out)->fc_status_va = dq->fc_status_va;
899 }
900
901 static int
902 octeontx_vf_start_tx_queue(struct rte_eth_dev *dev, struct octeontx_nic *nic,
903                                 uint16_t qidx)
904 {
905         struct octeontx_txq *txq;
906         int res;
907
908         PMD_INIT_FUNC_TRACE();
909
910         if (dev->data->tx_queue_state[qidx] == RTE_ETH_QUEUE_STATE_STARTED)
911                 return 0;
912
913         txq = dev->data->tx_queues[qidx];
914
915         res = octeontx_pko_channel_query_dqs(nic->base_ochan,
916                                                 &txq->dq,
917                                                 sizeof(octeontx_dq_t),
918                                                 txq->queue_id,
919                                                 octeontx_dq_info_getter);
920         if (res < 0) {
921                 res = -EFAULT;
922                 goto close_port;
923         }
924
925         dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STARTED;
926         return res;
927
928 close_port:
929         (void)octeontx_port_stop(nic);
930         octeontx_pko_channel_stop(nic->base_ochan);
931         octeontx_pko_channel_close(nic->base_ochan);
932         dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
933         return res;
934 }
935
936 int
937 octeontx_dev_tx_queue_start(struct rte_eth_dev *dev, uint16_t qidx)
938 {
939         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
940
941         PMD_INIT_FUNC_TRACE();
942         qidx = qidx % PKO_VF_NUM_DQ;
943         return octeontx_vf_start_tx_queue(dev, nic, qidx);
944 }
945
946 static inline int
947 octeontx_vf_stop_tx_queue(struct rte_eth_dev *dev, struct octeontx_nic *nic,
948                           uint16_t qidx)
949 {
950         int ret = 0;
951
952         RTE_SET_USED(nic);
953         PMD_INIT_FUNC_TRACE();
954
955         if (dev->data->tx_queue_state[qidx] == RTE_ETH_QUEUE_STATE_STOPPED)
956                 return 0;
957
958         dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
959         return ret;
960 }
961
962 int
963 octeontx_dev_tx_queue_stop(struct rte_eth_dev *dev, uint16_t qidx)
964 {
965         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
966
967         PMD_INIT_FUNC_TRACE();
968         qidx = qidx % PKO_VF_NUM_DQ;
969
970         return octeontx_vf_stop_tx_queue(dev, nic, qidx);
971 }
972
973 static void
974 octeontx_dev_tx_queue_release(struct rte_eth_dev *dev, uint16_t qid)
975 {
976         int res;
977
978         PMD_INIT_FUNC_TRACE();
979
980         if (dev->data->tx_queues[qid]) {
981                 res = octeontx_dev_tx_queue_stop(dev, qid);
982                 if (res < 0)
983                         octeontx_log_err("failed stop tx_queue(%d)\n", qid);
984
985                 rte_free(dev->data->tx_queues[qid]);
986         }
987 }
988
989 static int
990 octeontx_dev_tx_queue_setup(struct rte_eth_dev *dev, uint16_t qidx,
991                             uint16_t nb_desc, unsigned int socket_id,
992                             const struct rte_eth_txconf *tx_conf __rte_unused)
993 {
994         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
995         struct octeontx_txq *txq = NULL;
996         uint16_t dq_num;
997         int res = 0;
998
999         RTE_SET_USED(nb_desc);
1000         RTE_SET_USED(socket_id);
1001
1002         dq_num = (nic->pko_vfid * PKO_VF_NUM_DQ) + qidx;
1003
1004         /* Socket id check */
1005         if (socket_id != (unsigned int)SOCKET_ID_ANY &&
1006                         socket_id != (unsigned int)nic->node)
1007                 PMD_TX_LOG(INFO, "socket_id expected %d, configured %d",
1008                                                 socket_id, nic->node);
1009
1010         /* Free memory prior to re-allocation if needed. */
1011         if (dev->data->tx_queues[qidx] != NULL) {
1012                 PMD_TX_LOG(DEBUG, "freeing memory prior to re-allocation %d",
1013                                 qidx);
1014                 octeontx_dev_tx_queue_release(dev, qidx);
1015                 dev->data->tx_queues[qidx] = NULL;
1016         }
1017
1018         /* Allocating tx queue data structure */
1019         txq = rte_zmalloc_socket("ethdev TX queue", sizeof(struct octeontx_txq),
1020                                  RTE_CACHE_LINE_SIZE, nic->node);
1021         if (txq == NULL) {
1022                 octeontx_log_err("failed to allocate txq=%d", qidx);
1023                 res = -ENOMEM;
1024                 goto err;
1025         }
1026
1027         txq->eth_dev = dev;
1028         txq->queue_id = dq_num;
1029         dev->data->tx_queues[qidx] = txq;
1030         dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
1031
1032         res = octeontx_pko_channel_query_dqs(nic->base_ochan,
1033                                                 &txq->dq,
1034                                                 sizeof(octeontx_dq_t),
1035                                                 txq->queue_id,
1036                                                 octeontx_dq_info_getter);
1037         if (res < 0) {
1038                 res = -EFAULT;
1039                 goto err;
1040         }
1041
1042         PMD_TX_LOG(DEBUG, "[%d]:[%d] txq=%p nb_desc=%d lmtline=%p ioreg_va=%p fc_status_va=%p",
1043                         qidx, txq->queue_id, txq, nb_desc, txq->dq.lmtline_va,
1044                         txq->dq.ioreg_va,
1045                         txq->dq.fc_status_va);
1046
1047         return res;
1048
1049 err:
1050         if (txq)
1051                 rte_free(txq);
1052
1053         return res;
1054 }
1055
1056 static int
1057 octeontx_dev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t qidx,
1058                                 uint16_t nb_desc, unsigned int socket_id,
1059                                 const struct rte_eth_rxconf *rx_conf,
1060                                 struct rte_mempool *mb_pool)
1061 {
1062         struct octeontx_nic *nic = octeontx_pmd_priv(dev);
1063         struct rte_mempool_ops *mp_ops = NULL;
1064         struct octeontx_rxq *rxq = NULL;
1065         pki_pktbuf_cfg_t pktbuf_conf;
1066         pki_hash_cfg_t pki_hash;
1067         pki_qos_cfg_t pki_qos;
1068         uintptr_t pool;
1069         int ret, port;
1070         uint16_t gaura;
1071         unsigned int ev_queues = (nic->ev_queues * nic->port_id) + qidx;
1072         unsigned int ev_ports = (nic->ev_ports * nic->port_id) + qidx;
1073
1074         RTE_SET_USED(nb_desc);
1075
1076         memset(&pktbuf_conf, 0, sizeof(pktbuf_conf));
1077         memset(&pki_hash, 0, sizeof(pki_hash));
1078         memset(&pki_qos, 0, sizeof(pki_qos));
1079
1080         mp_ops = rte_mempool_get_ops(mb_pool->ops_index);
1081         if (strcmp(mp_ops->name, "octeontx_fpavf")) {
1082                 octeontx_log_err("failed to find octeontx_fpavf mempool");
1083                 return -ENOTSUP;
1084         }
1085
1086         /* Handle forbidden configurations */
1087         if (nic->pki.classifier_enable) {
1088                 octeontx_log_err("cannot setup queue %d. "
1089                                         "Classifier option unsupported", qidx);
1090                 return -EINVAL;
1091         }
1092
1093         port = nic->port_id;
1094
1095         /* Rx deferred start is not supported */
1096         if (rx_conf->rx_deferred_start) {
1097                 octeontx_log_err("rx deferred start not supported");
1098                 return -EINVAL;
1099         }
1100
1101         /* Verify queue index */
1102         if (qidx >= dev->data->nb_rx_queues) {
1103                 octeontx_log_err("QID %d not supporteded (0 - %d available)\n",
1104                                 qidx, (dev->data->nb_rx_queues - 1));
1105                 return -ENOTSUP;
1106         }
1107
1108         /* Socket id check */
1109         if (socket_id != (unsigned int)SOCKET_ID_ANY &&
1110                         socket_id != (unsigned int)nic->node)
1111                 PMD_RX_LOG(INFO, "socket_id expected %d, configured %d",
1112                                                 socket_id, nic->node);
1113
1114         /* Allocating rx queue data structure */
1115         rxq = rte_zmalloc_socket("ethdev RX queue", sizeof(struct octeontx_rxq),
1116                                  RTE_CACHE_LINE_SIZE, nic->node);
1117         if (rxq == NULL) {
1118                 octeontx_log_err("failed to allocate rxq=%d", qidx);
1119                 return -ENOMEM;
1120         }
1121
1122         if (!nic->pki.initialized) {
1123                 pktbuf_conf.port_type = 0;
1124                 pki_hash.port_type = 0;
1125                 pki_qos.port_type = 0;
1126
1127                 pktbuf_conf.mmask.f_wqe_skip = 1;
1128                 pktbuf_conf.mmask.f_first_skip = 1;
1129                 pktbuf_conf.mmask.f_later_skip = 1;
1130                 pktbuf_conf.mmask.f_mbuff_size = 1;
1131                 pktbuf_conf.mmask.f_cache_mode = 1;
1132
1133                 pktbuf_conf.wqe_skip = OCTTX_PACKET_WQE_SKIP;
1134                 pktbuf_conf.first_skip = OCTTX_PACKET_FIRST_SKIP(mb_pool);
1135                 pktbuf_conf.later_skip = OCTTX_PACKET_LATER_SKIP;
1136                 pktbuf_conf.mbuff_size = (mb_pool->elt_size -
1137                                         RTE_PKTMBUF_HEADROOM -
1138                                         rte_pktmbuf_priv_size(mb_pool) -
1139                                         sizeof(struct rte_mbuf));
1140
1141                 pktbuf_conf.cache_mode = PKI_OPC_MODE_STF2_STT;
1142
1143                 ret = octeontx_pki_port_pktbuf_config(port, &pktbuf_conf);
1144                 if (ret != 0) {
1145                         octeontx_log_err("fail to configure pktbuf for port %d",
1146                                         port);
1147                         rte_free(rxq);
1148                         return ret;
1149                 }
1150                 PMD_RX_LOG(DEBUG, "Port %d Rx pktbuf configured:\n"
1151                                 "\tmbuf_size:\t0x%0x\n"
1152                                 "\twqe_skip:\t0x%0x\n"
1153                                 "\tfirst_skip:\t0x%0x\n"
1154                                 "\tlater_skip:\t0x%0x\n"
1155                                 "\tcache_mode:\t%s\n",
1156                                 port,
1157                                 pktbuf_conf.mbuff_size,
1158                                 pktbuf_conf.wqe_skip,
1159                                 pktbuf_conf.first_skip,
1160                                 pktbuf_conf.later_skip,
1161                                 (pktbuf_conf.cache_mode ==
1162                                                 PKI_OPC_MODE_STT) ?
1163                                 "STT" :
1164                                 (pktbuf_conf.cache_mode ==
1165                                                 PKI_OPC_MODE_STF) ?
1166                                 "STF" :
1167                                 (pktbuf_conf.cache_mode ==
1168                                                 PKI_OPC_MODE_STF1_STT) ?
1169                                 "STF1_STT" : "STF2_STT");
1170
1171                 if (nic->pki.hash_enable) {
1172                         pki_hash.tag_dlc = 1;
1173                         pki_hash.tag_slc = 1;
1174                         pki_hash.tag_dlf = 1;
1175                         pki_hash.tag_slf = 1;
1176                         pki_hash.tag_prt = 1;
1177                         octeontx_pki_port_hash_config(port, &pki_hash);
1178                 }
1179
1180                 pool = (uintptr_t)mb_pool->pool_id;
1181
1182                 /* Get the gaura Id */
1183                 gaura = octeontx_fpa_bufpool_gaura(pool);
1184
1185                 pki_qos.qpg_qos = PKI_QPG_QOS_NONE;
1186                 pki_qos.num_entry = 1;
1187                 pki_qos.drop_policy = 0;
1188                 pki_qos.tag_type = 0L;
1189                 pki_qos.qos_entry[0].port_add = 0;
1190                 pki_qos.qos_entry[0].gaura = gaura;
1191                 pki_qos.qos_entry[0].ggrp_ok = ev_queues;
1192                 pki_qos.qos_entry[0].ggrp_bad = ev_queues;
1193                 pki_qos.qos_entry[0].grptag_bad = 0;
1194                 pki_qos.qos_entry[0].grptag_ok = 0;
1195
1196                 ret = octeontx_pki_port_create_qos(port, &pki_qos);
1197                 if (ret < 0) {
1198                         octeontx_log_err("failed to create QOS port=%d, q=%d",
1199                                         port, qidx);
1200                         rte_free(rxq);
1201                         return ret;
1202                 }
1203                 nic->pki.initialized = true;
1204         }
1205
1206         rxq->port_id = nic->port_id;
1207         rxq->eth_dev = dev;
1208         rxq->queue_id = qidx;
1209         rxq->evdev = nic->evdev;
1210         rxq->ev_queues = ev_queues;
1211         rxq->ev_ports = ev_ports;
1212         rxq->pool = mb_pool;
1213
1214         octeontx_recheck_rx_offloads(rxq);
1215         dev->data->rx_queues[qidx] = rxq;
1216         dev->data->rx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
1217
1218         return 0;
1219 }
1220
1221 static void
1222 octeontx_dev_rx_queue_release(struct rte_eth_dev *dev, uint16_t qid)
1223 {
1224         rte_free(dev->data->rx_queues[qid]);
1225 }
1226
1227 static const uint32_t *
1228 octeontx_dev_supported_ptypes_get(struct rte_eth_dev *dev)
1229 {
1230         static const uint32_t ptypes[] = {
1231                 RTE_PTYPE_L3_IPV4,
1232                 RTE_PTYPE_L3_IPV4_EXT,
1233                 RTE_PTYPE_L3_IPV6,
1234                 RTE_PTYPE_L3_IPV6_EXT,
1235                 RTE_PTYPE_L4_TCP,
1236                 RTE_PTYPE_L4_UDP,
1237                 RTE_PTYPE_L4_FRAG,
1238                 RTE_PTYPE_UNKNOWN
1239         };
1240
1241         if (dev->rx_pkt_burst == octeontx_recv_pkts)
1242                 return ptypes;
1243
1244         return NULL;
1245 }
1246
1247 static int
1248 octeontx_pool_ops(struct rte_eth_dev *dev, const char *pool)
1249 {
1250         RTE_SET_USED(dev);
1251
1252         if (!strcmp(pool, "octeontx_fpavf"))
1253                 return 0;
1254
1255         return -ENOTSUP;
1256 }
1257
1258 /* Initialize and register driver with DPDK Application */
1259 static const struct eth_dev_ops octeontx_dev_ops = {
1260         .dev_configure           = octeontx_dev_configure,
1261         .dev_infos_get           = octeontx_dev_info,
1262         .dev_close               = octeontx_dev_close,
1263         .dev_start               = octeontx_dev_start,
1264         .dev_stop                = octeontx_dev_stop,
1265         .promiscuous_enable      = octeontx_dev_promisc_enable,
1266         .promiscuous_disable     = octeontx_dev_promisc_disable,
1267         .link_update             = octeontx_dev_link_update,
1268         .stats_get               = octeontx_dev_stats_get,
1269         .stats_reset             = octeontx_dev_stats_reset,
1270         .mac_addr_remove         = octeontx_dev_mac_addr_del,
1271         .mac_addr_add            = octeontx_dev_mac_addr_add,
1272         .mac_addr_set            = octeontx_dev_default_mac_addr_set,
1273         .vlan_offload_set        = octeontx_dev_vlan_offload_set,
1274         .vlan_filter_set         = octeontx_dev_vlan_filter_set,
1275         .tx_queue_start          = octeontx_dev_tx_queue_start,
1276         .tx_queue_stop           = octeontx_dev_tx_queue_stop,
1277         .tx_queue_setup          = octeontx_dev_tx_queue_setup,
1278         .tx_queue_release        = octeontx_dev_tx_queue_release,
1279         .rx_queue_setup          = octeontx_dev_rx_queue_setup,
1280         .rx_queue_release        = octeontx_dev_rx_queue_release,
1281         .dev_set_link_up          = octeontx_dev_set_link_up,
1282         .dev_set_link_down        = octeontx_dev_set_link_down,
1283         .dev_supported_ptypes_get = octeontx_dev_supported_ptypes_get,
1284         .mtu_set                 = octeontx_dev_mtu_set,
1285         .pool_ops_supported      = octeontx_pool_ops,
1286         .flow_ctrl_get           = octeontx_dev_flow_ctrl_get,
1287         .flow_ctrl_set           = octeontx_dev_flow_ctrl_set,
1288 };
1289
1290 /* Create Ethdev interface per BGX LMAC ports */
1291 static int
1292 octeontx_create(struct rte_vdev_device *dev, int port, uint8_t evdev,
1293                         int socket_id)
1294 {
1295         int res;
1296         size_t pko_vfid;
1297         char octtx_name[OCTEONTX_MAX_NAME_LEN];
1298         struct octeontx_nic *nic = NULL;
1299         struct rte_eth_dev *eth_dev = NULL;
1300         struct rte_eth_dev_data *data;
1301         const char *name = rte_vdev_device_name(dev);
1302         int max_entries;
1303
1304         PMD_INIT_FUNC_TRACE();
1305
1306         sprintf(octtx_name, "%s_%d", name, port);
1307         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
1308                 eth_dev = rte_eth_dev_attach_secondary(octtx_name);
1309                 if (eth_dev == NULL)
1310                         return -ENODEV;
1311
1312                 eth_dev->dev_ops = &octeontx_dev_ops;
1313                 eth_dev->device = &dev->device;
1314                 octeontx_set_tx_function(eth_dev);
1315                 eth_dev->rx_pkt_burst = octeontx_recv_pkts;
1316                 rte_eth_dev_probing_finish(eth_dev);
1317                 return 0;
1318         }
1319
1320         /* Reserve an ethdev entry */
1321         eth_dev = rte_eth_dev_allocate(octtx_name);
1322         if (eth_dev == NULL) {
1323                 octeontx_log_err("failed to allocate rte_eth_dev");
1324                 res = -ENOMEM;
1325                 goto err;
1326         }
1327         data = eth_dev->data;
1328
1329         nic = rte_zmalloc_socket(octtx_name, sizeof(*nic), 0, socket_id);
1330         if (nic == NULL) {
1331                 octeontx_log_err("failed to allocate nic structure");
1332                 res = -ENOMEM;
1333                 goto err;
1334         }
1335         data->dev_private = nic;
1336         pko_vfid = octeontx_pko_get_vfid();
1337
1338         if (pko_vfid == SIZE_MAX) {
1339                 octeontx_log_err("failed to get pko vfid");
1340                 res = -ENODEV;
1341                 goto err;
1342         }
1343
1344         nic->pko_vfid = pko_vfid;
1345         nic->port_id = port;
1346         nic->evdev = evdev;
1347
1348         res = octeontx_port_open(nic);
1349         if (res < 0)
1350                 goto err;
1351
1352         /* Rx side port configuration */
1353         res = octeontx_pki_port_open(port);
1354         if (res != 0) {
1355                 octeontx_log_err("failed to open PKI port %d", port);
1356                 res = -ENODEV;
1357                 goto err;
1358         }
1359
1360         eth_dev->device = &dev->device;
1361         eth_dev->intr_handle = NULL;
1362         eth_dev->data->numa_node = dev->device.numa_node;
1363
1364         data->port_id = eth_dev->data->port_id;
1365
1366         nic->ev_queues = 1;
1367         nic->ev_ports = 1;
1368         nic->print_flag = -1;
1369
1370         data->dev_link.link_status = ETH_LINK_DOWN;
1371         data->dev_started = 0;
1372         data->promiscuous = 0;
1373         data->all_multicast = 0;
1374         data->scattered_rx = 0;
1375         data->dev_flags |= RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS;
1376
1377         /* Get maximum number of supported MAC entries */
1378         max_entries = octeontx_bgx_port_mac_entries_get(nic->port_id);
1379         if (max_entries < 0) {
1380                 octeontx_log_err("Failed to get max entries for mac addr");
1381                 res = -ENOTSUP;
1382                 goto err;
1383         }
1384
1385         data->mac_addrs = rte_zmalloc_socket(octtx_name, max_entries *
1386                                              RTE_ETHER_ADDR_LEN, 0,
1387                                                         socket_id);
1388         if (data->mac_addrs == NULL) {
1389                 octeontx_log_err("failed to allocate memory for mac_addrs");
1390                 res = -ENOMEM;
1391                 goto err;
1392         }
1393
1394         eth_dev->dev_ops = &octeontx_dev_ops;
1395
1396         /* Finally save ethdev pointer to the NIC structure */
1397         nic->dev = eth_dev;
1398
1399         if (nic->port_id != data->port_id) {
1400                 octeontx_log_err("eth_dev->port_id (%d) is diff to orig (%d)",
1401                                 data->port_id, nic->port_id);
1402                 res = -EINVAL;
1403                 goto free_mac_addrs;
1404         }
1405
1406         res = rte_eal_alarm_set(OCCTX_INTR_POLL_INTERVAL_MS * 1000,
1407                                 octeontx_link_status_poll, nic);
1408         if (res) {
1409                 octeontx_log_err("Failed to start link polling alarm");
1410                 goto err;
1411         }
1412
1413         /* Update port_id mac to eth_dev */
1414         memcpy(data->mac_addrs, nic->mac_addr, RTE_ETHER_ADDR_LEN);
1415
1416         /* Update same mac address to BGX CAM table at index 0 */
1417         octeontx_bgx_port_mac_add(nic->port_id, nic->mac_addr, 0);
1418
1419         res = octeontx_dev_flow_ctrl_init(eth_dev);
1420         if (res < 0)
1421                 goto err;
1422
1423         PMD_INIT_LOG(DEBUG, "ethdev info: ");
1424         PMD_INIT_LOG(DEBUG, "port %d, port_ena %d ochan %d num_ochan %d tx_q %d",
1425                                 nic->port_id, nic->port_ena,
1426                                 nic->base_ochan, nic->num_ochans,
1427                                 nic->num_tx_queues);
1428         PMD_INIT_LOG(DEBUG, "speed %d mtu %d", nic->speed, nic->bgx_mtu);
1429
1430         rte_octeontx_pchan_map[(nic->base_ochan >> 8) & 0x7]
1431                 [(nic->base_ochan >> 4) & 0xF] = data->port_id;
1432
1433         rte_eth_dev_probing_finish(eth_dev);
1434         return data->port_id;
1435
1436 free_mac_addrs:
1437         rte_free(data->mac_addrs);
1438         data->mac_addrs = NULL;
1439 err:
1440         if (nic)
1441                 octeontx_port_close(nic);
1442
1443         rte_eth_dev_release_port(eth_dev);
1444
1445         return res;
1446 }
1447
1448 /* Un initialize octeontx device */
1449 static int
1450 octeontx_remove(struct rte_vdev_device *dev)
1451 {
1452         char octtx_name[OCTEONTX_MAX_NAME_LEN];
1453         struct rte_eth_dev *eth_dev = NULL;
1454         struct octeontx_nic *nic = NULL;
1455         int i;
1456
1457         if (dev == NULL)
1458                 return -EINVAL;
1459
1460         for (i = 0; i < OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT; i++) {
1461                 sprintf(octtx_name, "eth_octeontx_%d", i);
1462
1463                 eth_dev = rte_eth_dev_allocated(octtx_name);
1464                 if (eth_dev == NULL)
1465                         continue; /* port already released */
1466
1467                 if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
1468                         rte_eth_dev_release_port(eth_dev);
1469                         continue;
1470                 }
1471
1472                 nic = octeontx_pmd_priv(eth_dev);
1473                 rte_event_dev_stop(nic->evdev);
1474                 PMD_INIT_LOG(INFO, "Closing octeontx device %s", octtx_name);
1475                 octeontx_dev_close(eth_dev);
1476                 rte_eth_dev_release_port(eth_dev);
1477         }
1478
1479         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1480                 return 0;
1481
1482         /* Free FC resource */
1483         octeontx_pko_fc_free();
1484
1485         return 0;
1486 }
1487
1488 /* Initialize octeontx device */
1489 static int
1490 octeontx_probe(struct rte_vdev_device *dev)
1491 {
1492         const char *dev_name;
1493         static int probe_once;
1494         uint8_t socket_id, qlist;
1495         int tx_vfcnt, port_id, evdev, qnum, pnum, res, i;
1496         struct rte_event_dev_config dev_conf;
1497         const char *eventdev_name = "event_octeontx";
1498         struct rte_event_dev_info info;
1499         struct rte_eth_dev *eth_dev;
1500
1501         struct octeontx_vdev_init_params init_params = {
1502                 OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT
1503         };
1504
1505         dev_name = rte_vdev_device_name(dev);
1506
1507         if (rte_eal_process_type() == RTE_PROC_SECONDARY &&
1508             strlen(rte_vdev_device_args(dev)) == 0) {
1509                 eth_dev = rte_eth_dev_attach_secondary(dev_name);
1510                 if (!eth_dev) {
1511                         PMD_INIT_LOG(ERR, "Failed to probe %s", dev_name);
1512                         return -1;
1513                 }
1514                 /* TODO: request info from primary to set up Rx and Tx */
1515                 eth_dev->dev_ops = &octeontx_dev_ops;
1516                 eth_dev->device = &dev->device;
1517                 rte_eth_dev_probing_finish(eth_dev);
1518                 return 0;
1519         }
1520
1521         res = octeontx_parse_vdev_init_params(&init_params, dev);
1522         if (res < 0)
1523                 return -EINVAL;
1524
1525         if (init_params.nr_port > OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT) {
1526                 octeontx_log_err("nr_port (%d) > max (%d)", init_params.nr_port,
1527                                 OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT);
1528                 return -ENOTSUP;
1529         }
1530
1531         PMD_INIT_LOG(DEBUG, "initializing %s pmd", dev_name);
1532
1533         socket_id = rte_socket_id();
1534
1535         tx_vfcnt = octeontx_pko_vf_count();
1536
1537         if (tx_vfcnt < init_params.nr_port) {
1538                 octeontx_log_err("not enough PKO (%d) for port number (%d)",
1539                                 tx_vfcnt, init_params.nr_port);
1540                 return -EINVAL;
1541         }
1542         evdev = rte_event_dev_get_dev_id(eventdev_name);
1543         if (evdev < 0) {
1544                 octeontx_log_err("eventdev %s not found", eventdev_name);
1545                 return -ENODEV;
1546         }
1547
1548         res = rte_event_dev_info_get(evdev, &info);
1549         if (res < 0) {
1550                 octeontx_log_err("failed to eventdev info %d", res);
1551                 return -EINVAL;
1552         }
1553
1554         PMD_INIT_LOG(DEBUG, "max_queue %d max_port %d",
1555                         info.max_event_queues, info.max_event_ports);
1556
1557         if (octeontx_pko_init_fc(tx_vfcnt))
1558                 return -ENOMEM;
1559
1560         devconf_set_default_sane_values(&dev_conf, &info);
1561         res = rte_event_dev_configure(evdev, &dev_conf);
1562         if (res < 0)
1563                 goto parse_error;
1564
1565         rte_event_dev_attr_get(evdev, RTE_EVENT_DEV_ATTR_PORT_COUNT,
1566                         (uint32_t *)&pnum);
1567         rte_event_dev_attr_get(evdev, RTE_EVENT_DEV_ATTR_QUEUE_COUNT,
1568                         (uint32_t *)&qnum);
1569         if (pnum < qnum) {
1570                 octeontx_log_err("too few event ports (%d) for event_q(%d)",
1571                                 pnum, qnum);
1572                 res = -EINVAL;
1573                 goto parse_error;
1574         }
1575
1576         /* Enable all queues available */
1577         for (i = 0; i < qnum; i++) {
1578                 res = rte_event_queue_setup(evdev, i, NULL);
1579                 if (res < 0) {
1580                         octeontx_log_err("failed to setup event_q(%d): res %d",
1581                                         i, res);
1582                         goto parse_error;
1583                 }
1584         }
1585
1586         /* Enable all ports available */
1587         for (i = 0; i < pnum; i++) {
1588                 res = rte_event_port_setup(evdev, i, NULL);
1589                 if (res < 0) {
1590                         res = -ENODEV;
1591                         octeontx_log_err("failed to setup ev port(%d) res=%d",
1592                                                 i, res);
1593                         goto parse_error;
1594                 }
1595         }
1596
1597         /*
1598          * Do 1:1 links for ports & queues. All queues would be mapped to
1599          * one port. If there are more ports than queues, then some ports
1600          * won't be linked to any queue.
1601          */
1602         for (i = 0; i < qnum; i++) {
1603                 /* Link one queue to one event port */
1604                 qlist = i;
1605                 res = rte_event_port_link(evdev, i, &qlist, NULL, 1);
1606                 if (res < 0) {
1607                         res = -ENODEV;
1608                         octeontx_log_err("failed to link port (%d): res=%d",
1609                                         i, res);
1610                         goto parse_error;
1611                 }
1612         }
1613
1614         /* Create ethdev interface */
1615         for (i = 0; i < init_params.nr_port; i++) {
1616                 port_id = octeontx_create(dev, i, evdev, socket_id);
1617                 if (port_id < 0) {
1618                         octeontx_log_err("failed to create device %s",
1619                                         dev_name);
1620                         res = -ENODEV;
1621                         goto parse_error;
1622                 }
1623
1624                 PMD_INIT_LOG(INFO, "created ethdev %s for port %d", dev_name,
1625                                         port_id);
1626         }
1627
1628         if (probe_once) {
1629                 octeontx_log_err("interface %s not supported", dev_name);
1630                 octeontx_remove(dev);
1631                 res = -ENOTSUP;
1632                 goto parse_error;
1633         }
1634         rte_mbuf_set_platform_mempool_ops("octeontx_fpavf");
1635         probe_once = 1;
1636
1637         return 0;
1638
1639 parse_error:
1640         octeontx_pko_fc_free();
1641         return res;
1642 }
1643
1644 static struct rte_vdev_driver octeontx_pmd_drv = {
1645         .probe = octeontx_probe,
1646         .remove = octeontx_remove,
1647 };
1648
1649 RTE_PMD_REGISTER_VDEV(OCTEONTX_PMD, octeontx_pmd_drv);
1650 RTE_PMD_REGISTER_ALIAS(OCTEONTX_PMD, eth_octeontx);
1651 RTE_PMD_REGISTER_PARAM_STRING(OCTEONTX_PMD, "nr_port=<int> ");