]> git.proxmox.com Git - ceph.git/blob - ceph/src/spdk/dpdk/drivers/net/octeontx/octeontx_ethdev.c
projects / ceph.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
blame | history | raw | HEAD
import 15.2.0 Octopus source
[ceph.git] / ceph / src / spdk / dpdk / 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_debug.h>
15 #include <rte_devargs.h>
16 #include <rte_dev.h>
17 #include <rte_kvargs.h>
18 #include <rte_malloc.h>
19 #include <rte_mbuf_pool_ops.h>
20 #include <rte_prefetch.h>
21 #include <rte_bus_vdev.h>
22
23 #include "octeontx_ethdev.h"
24 #include "octeontx_rxtx.h"
25 #include "octeontx_logs.h"
26
27 struct octeontx_vdev_init_params {
28 uint8_t nr_port;
29 };
30
31 uint16_t
32 rte_octeontx_pchan_map[OCTEONTX_MAX_BGX_PORTS][OCTEONTX_MAX_LMAC_PER_BGX];
33
34 enum octeontx_link_speed {
35 OCTEONTX_LINK_SPEED_SGMII,
36 OCTEONTX_LINK_SPEED_XAUI,
37 OCTEONTX_LINK_SPEED_RXAUI,
38 OCTEONTX_LINK_SPEED_10G_R,
39 OCTEONTX_LINK_SPEED_40G_R,
40 OCTEONTX_LINK_SPEED_RESERVE1,
41 OCTEONTX_LINK_SPEED_QSGMII,
42 OCTEONTX_LINK_SPEED_RESERVE2
43 };
44
45 int otx_net_logtype_mbox;
46 int otx_net_logtype_init;
47 int otx_net_logtype_driver;
48
49 RTE_INIT(otx_net_init_log)
50 {
51 otx_net_logtype_mbox = rte_log_register("pmd.net.octeontx.mbox");
52 if (otx_net_logtype_mbox >= 0)
53 rte_log_set_level(otx_net_logtype_mbox, RTE_LOG_NOTICE);
54
55 otx_net_logtype_init = rte_log_register("pmd.net.octeontx.init");
56 if (otx_net_logtype_init >= 0)
57 rte_log_set_level(otx_net_logtype_init, RTE_LOG_NOTICE);
58
59 otx_net_logtype_driver = rte_log_register("pmd.net.octeontx.driver");
60 if (otx_net_logtype_driver >= 0)
61 rte_log_set_level(otx_net_logtype_driver, RTE_LOG_NOTICE);
62 }
63
64 /* Parse integer from integer argument */
65 static int
66 parse_integer_arg(const char *key __rte_unused,
67 const char *value, void *extra_args)
68 {
69 int *i = (int *)extra_args;
70
71 *i = atoi(value);
72 if (*i < 0) {
73 octeontx_log_err("argument has to be positive.");
74 return -1;
75 }
76
77 return 0;
78 }
79
80 static int
81 octeontx_parse_vdev_init_params(struct octeontx_vdev_init_params *params,
82 struct rte_vdev_device *dev)
83 {
84 struct rte_kvargs *kvlist = NULL;
85 int ret = 0;
86
87 static const char * const octeontx_vdev_valid_params[] = {
88 OCTEONTX_VDEV_NR_PORT_ARG,
89 NULL
90 };
91
92 const char *input_args = rte_vdev_device_args(dev);
93 if (params == NULL)
94 return -EINVAL;
95
96
97 if (input_args) {
98 kvlist = rte_kvargs_parse(input_args,
99 octeontx_vdev_valid_params);
100 if (kvlist == NULL)
101 return -1;
102
103 ret = rte_kvargs_process(kvlist,
104 OCTEONTX_VDEV_NR_PORT_ARG,
105 &parse_integer_arg,
106 &params->nr_port);
107 if (ret < 0)
108 goto free_kvlist;
109 }
110
111 free_kvlist:
112 rte_kvargs_free(kvlist);
113 return ret;
114 }
115
116 static int
117 octeontx_port_open(struct octeontx_nic *nic)
118 {
119 octeontx_mbox_bgx_port_conf_t bgx_port_conf;
120 int res;
121
122 res = 0;
123 memset(&bgx_port_conf, 0x0, sizeof(bgx_port_conf));
124 PMD_INIT_FUNC_TRACE();
125
126 res = octeontx_bgx_port_open(nic->port_id, &bgx_port_conf);
127 if (res < 0) {
128 octeontx_log_err("failed to open port %d", res);
129 return res;
130 }
131
132 nic->node = bgx_port_conf.node;
133 nic->port_ena = bgx_port_conf.enable;
134 nic->base_ichan = bgx_port_conf.base_chan;
135 nic->base_ochan = bgx_port_conf.base_chan;
136 nic->num_ichans = bgx_port_conf.num_chans;
137 nic->num_ochans = bgx_port_conf.num_chans;
138 nic->mtu = bgx_port_conf.mtu;
139 nic->bpen = bgx_port_conf.bpen;
140 nic->fcs_strip = bgx_port_conf.fcs_strip;
141 nic->bcast_mode = bgx_port_conf.bcast_mode;
142 nic->mcast_mode = bgx_port_conf.mcast_mode;
143 nic->speed = bgx_port_conf.mode;
144
145 memcpy(&nic->mac_addr[0], &bgx_port_conf.macaddr[0], ETHER_ADDR_LEN);
146
147 octeontx_log_dbg("port opened %d", nic->port_id);
148 return res;
149 }
150
151 static void
152 octeontx_port_close(struct octeontx_nic *nic)
153 {
154 PMD_INIT_FUNC_TRACE();
155
156 octeontx_bgx_port_close(nic->port_id);
157 octeontx_log_dbg("port closed %d", nic->port_id);
158 }
159
160 static int
161 octeontx_port_start(struct octeontx_nic *nic)
162 {
163 PMD_INIT_FUNC_TRACE();
164
165 return octeontx_bgx_port_start(nic->port_id);
166 }
167
168 static int
169 octeontx_port_stop(struct octeontx_nic *nic)
170 {
171 PMD_INIT_FUNC_TRACE();
172
173 return octeontx_bgx_port_stop(nic->port_id);
174 }
175
176 static void
177 octeontx_port_promisc_set(struct octeontx_nic *nic, int en)
178 {
179 struct rte_eth_dev *dev;
180 int res;
181
182 res = 0;
183 PMD_INIT_FUNC_TRACE();
184 dev = nic->dev;
185
186 res = octeontx_bgx_port_promisc_set(nic->port_id, en);
187 if (res < 0)
188 octeontx_log_err("failed to set promiscuous mode %d",
189 nic->port_id);
190
191 /* Set proper flag for the mode */
192 dev->data->promiscuous = (en != 0) ? 1 : 0;
193
194 octeontx_log_dbg("port %d : promiscuous mode %s",
195 nic->port_id, en ? "set" : "unset");
196 }
197
198 static int
199 octeontx_port_stats(struct octeontx_nic *nic, struct rte_eth_stats *stats)
200 {
201 octeontx_mbox_bgx_port_stats_t bgx_stats;
202 int res;
203
204 PMD_INIT_FUNC_TRACE();
205
206 res = octeontx_bgx_port_stats(nic->port_id, &bgx_stats);
207 if (res < 0) {
208 octeontx_log_err("failed to get port stats %d", nic->port_id);
209 return res;
210 }
211
212 stats->ipackets = bgx_stats.rx_packets;
213 stats->ibytes = bgx_stats.rx_bytes;
214 stats->imissed = bgx_stats.rx_dropped;
215 stats->ierrors = bgx_stats.rx_errors;
216 stats->opackets = bgx_stats.tx_packets;
217 stats->obytes = bgx_stats.tx_bytes;
218 stats->oerrors = bgx_stats.tx_errors;
219
220 octeontx_log_dbg("port%d stats inpkts=%" PRIx64 " outpkts=%" PRIx64 "",
221 nic->port_id, stats->ipackets, stats->opackets);
222
223 return 0;
224 }
225
226 static void
227 octeontx_port_stats_clr(struct octeontx_nic *nic)
228 {
229 PMD_INIT_FUNC_TRACE();
230
231 octeontx_bgx_port_stats_clr(nic->port_id);
232 }
233
234 static inline void
235 devconf_set_default_sane_values(struct rte_event_dev_config *dev_conf,
236 struct rte_event_dev_info *info)
237 {
238 memset(dev_conf, 0, sizeof(struct rte_event_dev_config));
239 dev_conf->dequeue_timeout_ns = info->min_dequeue_timeout_ns;
240
241 dev_conf->nb_event_ports = info->max_event_ports;
242 dev_conf->nb_event_queues = info->max_event_queues;
243
244 dev_conf->nb_event_queue_flows = info->max_event_queue_flows;
245 dev_conf->nb_event_port_dequeue_depth =
246 info->max_event_port_dequeue_depth;
247 dev_conf->nb_event_port_enqueue_depth =
248 info->max_event_port_enqueue_depth;
249 dev_conf->nb_event_port_enqueue_depth =
250 info->max_event_port_enqueue_depth;
251 dev_conf->nb_events_limit =
252 info->max_num_events;
253 }
254
255 static int
256 octeontx_dev_configure(struct rte_eth_dev *dev)
257 {
258 struct rte_eth_dev_data *data = dev->data;
259 struct rte_eth_conf *conf = &data->dev_conf;
260 struct rte_eth_rxmode *rxmode = &conf->rxmode;
261 struct rte_eth_txmode *txmode = &conf->txmode;
262 struct octeontx_nic *nic = octeontx_pmd_priv(dev);
263 int ret;
264
265 PMD_INIT_FUNC_TRACE();
266 RTE_SET_USED(conf);
267
268 if (!rte_eal_has_hugepages()) {
269 octeontx_log_err("huge page is not configured");
270 return -EINVAL;
271 }
272
273 if (txmode->mq_mode) {
274 octeontx_log_err("tx mq_mode DCB or VMDq not supported");
275 return -EINVAL;
276 }
277
278 if (rxmode->mq_mode != ETH_MQ_RX_NONE &&
279 rxmode->mq_mode != ETH_MQ_RX_RSS) {
280 octeontx_log_err("unsupported rx qmode %d", rxmode->mq_mode);
281 return -EINVAL;
282 }
283
284 if (!(txmode->offloads & DEV_TX_OFFLOAD_MT_LOCKFREE)) {
285 PMD_INIT_LOG(NOTICE, "cant disable lockfree tx");
286 txmode->offloads |= DEV_TX_OFFLOAD_MT_LOCKFREE;
287 }
288
289 if (conf->link_speeds & ETH_LINK_SPEED_FIXED) {
290 octeontx_log_err("setting link speed/duplex not supported");
291 return -EINVAL;
292 }
293
294 if (conf->dcb_capability_en) {
295 octeontx_log_err("DCB enable not supported");
296 return -EINVAL;
297 }
298
299 if (conf->fdir_conf.mode != RTE_FDIR_MODE_NONE) {
300 octeontx_log_err("flow director not supported");
301 return -EINVAL;
302 }
303
304 nic->num_tx_queues = dev->data->nb_tx_queues;
305
306 ret = octeontx_pko_channel_open(nic->port_id * PKO_VF_NUM_DQ,
307 nic->num_tx_queues,
308 nic->base_ochan);
309 if (ret) {
310 octeontx_log_err("failed to open channel %d no-of-txq %d",
311 nic->base_ochan, nic->num_tx_queues);
312 return -EFAULT;
313 }
314
315 nic->pki.classifier_enable = false;
316 nic->pki.hash_enable = true;
317 nic->pki.initialized = false;
318
319 return 0;
320 }
321
322 static void
323 octeontx_dev_close(struct rte_eth_dev *dev)
324 {
325 struct octeontx_txq *txq = NULL;
326 struct octeontx_nic *nic = octeontx_pmd_priv(dev);
327 unsigned int i;
328 int ret;
329
330 PMD_INIT_FUNC_TRACE();
331
332 rte_event_dev_close(nic->evdev);
333
334 ret = octeontx_pko_channel_close(nic->base_ochan);
335 if (ret < 0) {
336 octeontx_log_err("failed to close channel %d VF%d %d %d",
337 nic->base_ochan, nic->port_id, nic->num_tx_queues,
338 ret);
339 }
340 /* Free txq resources for this port */
341 for (i = 0; i < nic->num_tx_queues; i++) {
342 txq = dev->data->tx_queues[i];
343 if (!txq)
344 continue;
345
346 rte_free(txq);
347 }
348
349 dev->tx_pkt_burst = NULL;
350 dev->rx_pkt_burst = NULL;
351 }
352
353 static int
354 octeontx_dev_start(struct rte_eth_dev *dev)
355 {
356 struct octeontx_nic *nic = octeontx_pmd_priv(dev);
357 int ret;
358
359 ret = 0;
360
361 PMD_INIT_FUNC_TRACE();
362 /*
363 * Tx start
364 */
365 dev->tx_pkt_burst = octeontx_xmit_pkts;
366 ret = octeontx_pko_channel_start(nic->base_ochan);
367 if (ret < 0) {
368 octeontx_log_err("fail to conf VF%d no. txq %d chan %d ret %d",
369 nic->port_id, nic->num_tx_queues, nic->base_ochan,
370 ret);
371 goto error;
372 }
373
374 /*
375 * Rx start
376 */
377 dev->rx_pkt_burst = octeontx_recv_pkts;
378 ret = octeontx_pki_port_start(nic->port_id);
379 if (ret < 0) {
380 octeontx_log_err("fail to start Rx on port %d", nic->port_id);
381 goto channel_stop_error;
382 }
383
384 /*
385 * Start port
386 */
387 ret = octeontx_port_start(nic);
388 if (ret < 0) {
389 octeontx_log_err("failed start port %d", ret);
390 goto pki_port_stop_error;
391 }
392
393 PMD_TX_LOG(DEBUG, "pko: start channel %d no.of txq %d port %d",
394 nic->base_ochan, nic->num_tx_queues, nic->port_id);
395
396 ret = rte_event_dev_start(nic->evdev);
397 if (ret < 0) {
398 octeontx_log_err("failed to start evdev: ret (%d)", ret);
399 goto pki_port_stop_error;
400 }
401
402 /* Success */
403 return ret;
404
405 pki_port_stop_error:
406 octeontx_pki_port_stop(nic->port_id);
407 channel_stop_error:
408 octeontx_pko_channel_stop(nic->base_ochan);
409 error:
410 return ret;
411 }
412
413 static void
414 octeontx_dev_stop(struct rte_eth_dev *dev)
415 {
416 struct octeontx_nic *nic = octeontx_pmd_priv(dev);
417 int ret;
418
419 PMD_INIT_FUNC_TRACE();
420
421 rte_event_dev_stop(nic->evdev);
422
423 ret = octeontx_port_stop(nic);
424 if (ret < 0) {
425 octeontx_log_err("failed to req stop port %d res=%d",
426 nic->port_id, ret);
427 return;
428 }
429
430 ret = octeontx_pki_port_stop(nic->port_id);
431 if (ret < 0) {
432 octeontx_log_err("failed to stop pki port %d res=%d",
433 nic->port_id, ret);
434 return;
435 }
436
437 ret = octeontx_pko_channel_stop(nic->base_ochan);
438 if (ret < 0) {
439 octeontx_log_err("failed to stop channel %d VF%d %d %d",
440 nic->base_ochan, nic->port_id, nic->num_tx_queues,
441 ret);
442 return;
443 }
444 }
445
446 static void
447 octeontx_dev_promisc_enable(struct rte_eth_dev *dev)
448 {
449 struct octeontx_nic *nic = octeontx_pmd_priv(dev);
450
451 PMD_INIT_FUNC_TRACE();
452 octeontx_port_promisc_set(nic, 1);
453 }
454
455 static void
456 octeontx_dev_promisc_disable(struct rte_eth_dev *dev)
457 {
458 struct octeontx_nic *nic = octeontx_pmd_priv(dev);
459
460 PMD_INIT_FUNC_TRACE();
461 octeontx_port_promisc_set(nic, 0);
462 }
463
464 static int
465 octeontx_port_link_status(struct octeontx_nic *nic)
466 {
467 int res;
468
469 PMD_INIT_FUNC_TRACE();
470 res = octeontx_bgx_port_link_status(nic->port_id);
471 if (res < 0) {
472 octeontx_log_err("failed to get port %d link status",
473 nic->port_id);
474 return res;
475 }
476
477 nic->link_up = (uint8_t)res;
478 octeontx_log_dbg("port %d link status %d", nic->port_id, nic->link_up);
479
480 return res;
481 }
482
483 /*
484 * Return 0 means link status changed, -1 means not changed
485 */
486 static int
487 octeontx_dev_link_update(struct rte_eth_dev *dev,
488 int wait_to_complete __rte_unused)
489 {
490 struct octeontx_nic *nic = octeontx_pmd_priv(dev);
491 struct rte_eth_link link;
492 int res;
493
494 PMD_INIT_FUNC_TRACE();
495
496 res = octeontx_port_link_status(nic);
497 if (res < 0) {
498 octeontx_log_err("failed to request link status %d", res);
499 return res;
500 }
501
502 link.link_status = nic->link_up;
503
504 switch (nic->speed) {
505 case OCTEONTX_LINK_SPEED_SGMII:
506 link.link_speed = ETH_SPEED_NUM_1G;
507 break;
508
509 case OCTEONTX_LINK_SPEED_XAUI:
510 link.link_speed = ETH_SPEED_NUM_10G;
511 break;
512
513 case OCTEONTX_LINK_SPEED_RXAUI:
514 case OCTEONTX_LINK_SPEED_10G_R:
515 link.link_speed = ETH_SPEED_NUM_10G;
516 break;
517 case OCTEONTX_LINK_SPEED_QSGMII:
518 link.link_speed = ETH_SPEED_NUM_5G;
519 break;
520 case OCTEONTX_LINK_SPEED_40G_R:
521 link.link_speed = ETH_SPEED_NUM_40G;
522 break;
523
524 case OCTEONTX_LINK_SPEED_RESERVE1:
525 case OCTEONTX_LINK_SPEED_RESERVE2:
526 default:
527 link.link_speed = ETH_SPEED_NUM_NONE;
528 octeontx_log_err("incorrect link speed %d", nic->speed);
529 break;
530 }
531
532 link.link_duplex = ETH_LINK_FULL_DUPLEX;
533 link.link_autoneg = ETH_LINK_AUTONEG;
534
535 return rte_eth_linkstatus_set(dev, &link);
536 }
537
538 static int
539 octeontx_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
540 {
541 struct octeontx_nic *nic = octeontx_pmd_priv(dev);
542
543 PMD_INIT_FUNC_TRACE();
544 return octeontx_port_stats(nic, stats);
545 }
546
547 static void
548 octeontx_dev_stats_reset(struct rte_eth_dev *dev)
549 {
550 struct octeontx_nic *nic = octeontx_pmd_priv(dev);
551
552 PMD_INIT_FUNC_TRACE();
553 octeontx_port_stats_clr(nic);
554 }
555
556 static int
557 octeontx_dev_default_mac_addr_set(struct rte_eth_dev *dev,
558 struct ether_addr *addr)
559 {
560 struct octeontx_nic *nic = octeontx_pmd_priv(dev);
561 int ret;
562
563 ret = octeontx_bgx_port_mac_set(nic->port_id, addr->addr_bytes);
564 if (ret != 0)
565 octeontx_log_err("failed to set MAC address on port %d",
566 nic->port_id);
567
568 return ret;
569 }
570
571 static void
572 octeontx_dev_info(struct rte_eth_dev *dev,
573 struct rte_eth_dev_info *dev_info)
574 {
575 RTE_SET_USED(dev);
576
577 /* Autonegotiation may be disabled */
578 dev_info->speed_capa = ETH_LINK_SPEED_FIXED;
579 dev_info->speed_capa |= ETH_LINK_SPEED_10M | ETH_LINK_SPEED_100M |
580 ETH_LINK_SPEED_1G | ETH_LINK_SPEED_10G |
581 ETH_LINK_SPEED_40G;
582
583 dev_info->max_mac_addrs = 1;
584 dev_info->max_rx_pktlen = PKI_MAX_PKTLEN;
585 dev_info->max_rx_queues = 1;
586 dev_info->max_tx_queues = PKO_MAX_NUM_DQ;
587 dev_info->min_rx_bufsize = 0;
588
589 dev_info->default_rxconf = (struct rte_eth_rxconf) {
590 .rx_free_thresh = 0,
591 .rx_drop_en = 0,
592 .offloads = OCTEONTX_RX_OFFLOADS,
593 };
594
595 dev_info->default_txconf = (struct rte_eth_txconf) {
596 .tx_free_thresh = 0,
597 .offloads = OCTEONTX_TX_OFFLOADS,
598 };
599
600 dev_info->rx_offload_capa = OCTEONTX_RX_OFFLOADS;
601 dev_info->tx_offload_capa = OCTEONTX_TX_OFFLOADS;
602 }
603
604 static void
605 octeontx_dq_info_getter(octeontx_dq_t *dq, void *out)
606 {
607 ((octeontx_dq_t *)out)->lmtline_va = dq->lmtline_va;
608 ((octeontx_dq_t *)out)->ioreg_va = dq->ioreg_va;
609 ((octeontx_dq_t *)out)->fc_status_va = dq->fc_status_va;
610 }
611
612 static int
613 octeontx_vf_start_tx_queue(struct rte_eth_dev *dev, struct octeontx_nic *nic,
614 uint16_t qidx)
615 {
616 struct octeontx_txq *txq;
617 int res;
618
619 PMD_INIT_FUNC_TRACE();
620
621 if (dev->data->tx_queue_state[qidx] == RTE_ETH_QUEUE_STATE_STARTED)
622 return 0;
623
624 txq = dev->data->tx_queues[qidx];
625
626 res = octeontx_pko_channel_query_dqs(nic->base_ochan,
627 &txq->dq,
628 sizeof(octeontx_dq_t),
629 txq->queue_id,
630 octeontx_dq_info_getter);
631 if (res < 0) {
632 res = -EFAULT;
633 goto close_port;
634 }
635
636 dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STARTED;
637 return res;
638
639 close_port:
640 (void)octeontx_port_stop(nic);
641 octeontx_pko_channel_stop(nic->base_ochan);
642 octeontx_pko_channel_close(nic->base_ochan);
643 dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
644 return res;
645 }
646
647 static int
648 octeontx_dev_tx_queue_start(struct rte_eth_dev *dev, uint16_t qidx)
649 {
650 struct octeontx_nic *nic = octeontx_pmd_priv(dev);
651
652 PMD_INIT_FUNC_TRACE();
653 qidx = qidx % PKO_VF_NUM_DQ;
654 return octeontx_vf_start_tx_queue(dev, nic, qidx);
655 }
656
657 static inline int
658 octeontx_vf_stop_tx_queue(struct rte_eth_dev *dev, struct octeontx_nic *nic,
659 uint16_t qidx)
660 {
661 int ret = 0;
662
663 RTE_SET_USED(nic);
664 PMD_INIT_FUNC_TRACE();
665
666 if (dev->data->tx_queue_state[qidx] == RTE_ETH_QUEUE_STATE_STOPPED)
667 return 0;
668
669 dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
670 return ret;
671 }
672
673 static int
674 octeontx_dev_tx_queue_stop(struct rte_eth_dev *dev, uint16_t qidx)
675 {
676 struct octeontx_nic *nic = octeontx_pmd_priv(dev);
677
678 PMD_INIT_FUNC_TRACE();
679 qidx = qidx % PKO_VF_NUM_DQ;
680
681 return octeontx_vf_stop_tx_queue(dev, nic, qidx);
682 }
683
684 static void
685 octeontx_dev_tx_queue_release(void *tx_queue)
686 {
687 struct octeontx_txq *txq = tx_queue;
688 int res;
689
690 PMD_INIT_FUNC_TRACE();
691
692 if (txq) {
693 res = octeontx_dev_tx_queue_stop(txq->eth_dev, txq->queue_id);
694 if (res < 0)
695 octeontx_log_err("failed stop tx_queue(%d)\n",
696 txq->queue_id);
697
698 rte_free(txq);
699 }
700 }
701
702 static int
703 octeontx_dev_tx_queue_setup(struct rte_eth_dev *dev, uint16_t qidx,
704 uint16_t nb_desc, unsigned int socket_id,
705 const struct rte_eth_txconf *tx_conf __rte_unused)
706 {
707 struct octeontx_nic *nic = octeontx_pmd_priv(dev);
708 struct octeontx_txq *txq = NULL;
709 uint16_t dq_num;
710 int res = 0;
711
712 RTE_SET_USED(nb_desc);
713 RTE_SET_USED(socket_id);
714
715 dq_num = (nic->port_id * PKO_VF_NUM_DQ) + qidx;
716
717 /* Socket id check */
718 if (socket_id != (unsigned int)SOCKET_ID_ANY &&
719 socket_id != (unsigned int)nic->node)
720 PMD_TX_LOG(INFO, "socket_id expected %d, configured %d",
721 socket_id, nic->node);
722
723 /* Free memory prior to re-allocation if needed. */
724 if (dev->data->tx_queues[qidx] != NULL) {
725 PMD_TX_LOG(DEBUG, "freeing memory prior to re-allocation %d",
726 qidx);
727 octeontx_dev_tx_queue_release(dev->data->tx_queues[qidx]);
728 dev->data->tx_queues[qidx] = NULL;
729 }
730
731 /* Allocating tx queue data structure */
732 txq = rte_zmalloc_socket("ethdev TX queue", sizeof(struct octeontx_txq),
733 RTE_CACHE_LINE_SIZE, nic->node);
734 if (txq == NULL) {
735 octeontx_log_err("failed to allocate txq=%d", qidx);
736 res = -ENOMEM;
737 goto err;
738 }
739
740 txq->eth_dev = dev;
741 txq->queue_id = dq_num;
742 dev->data->tx_queues[qidx] = txq;
743 dev->data->tx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
744
745 res = octeontx_pko_channel_query_dqs(nic->base_ochan,
746 &txq->dq,
747 sizeof(octeontx_dq_t),
748 txq->queue_id,
749 octeontx_dq_info_getter);
750 if (res < 0) {
751 res = -EFAULT;
752 goto err;
753 }
754
755 PMD_TX_LOG(DEBUG, "[%d]:[%d] txq=%p nb_desc=%d lmtline=%p ioreg_va=%p fc_status_va=%p",
756 qidx, txq->queue_id, txq, nb_desc, txq->dq.lmtline_va,
757 txq->dq.ioreg_va,
758 txq->dq.fc_status_va);
759
760 return res;
761
762 err:
763 if (txq)
764 rte_free(txq);
765
766 return res;
767 }
768
769 static int
770 octeontx_dev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t qidx,
771 uint16_t nb_desc, unsigned int socket_id,
772 const struct rte_eth_rxconf *rx_conf,
773 struct rte_mempool *mb_pool)
774 {
775 struct octeontx_nic *nic = octeontx_pmd_priv(dev);
776 struct rte_mempool_ops *mp_ops = NULL;
777 struct octeontx_rxq *rxq = NULL;
778 pki_pktbuf_cfg_t pktbuf_conf;
779 pki_hash_cfg_t pki_hash;
780 pki_qos_cfg_t pki_qos;
781 uintptr_t pool;
782 int ret, port;
783 uint16_t gaura;
784 unsigned int ev_queues = (nic->ev_queues * nic->port_id) + qidx;
785 unsigned int ev_ports = (nic->ev_ports * nic->port_id) + qidx;
786
787 RTE_SET_USED(nb_desc);
788
789 memset(&pktbuf_conf, 0, sizeof(pktbuf_conf));
790 memset(&pki_hash, 0, sizeof(pki_hash));
791 memset(&pki_qos, 0, sizeof(pki_qos));
792
793 mp_ops = rte_mempool_get_ops(mb_pool->ops_index);
794 if (strcmp(mp_ops->name, "octeontx_fpavf")) {
795 octeontx_log_err("failed to find octeontx_fpavf mempool");
796 return -ENOTSUP;
797 }
798
799 /* Handle forbidden configurations */
800 if (nic->pki.classifier_enable) {
801 octeontx_log_err("cannot setup queue %d. "
802 "Classifier option unsupported", qidx);
803 return -EINVAL;
804 }
805
806 port = nic->port_id;
807
808 /* Rx deferred start is not supported */
809 if (rx_conf->rx_deferred_start) {
810 octeontx_log_err("rx deferred start not supported");
811 return -EINVAL;
812 }
813
814 /* Verify queue index */
815 if (qidx >= dev->data->nb_rx_queues) {
816 octeontx_log_err("QID %d not supporteded (0 - %d available)\n",
817 qidx, (dev->data->nb_rx_queues - 1));
818 return -ENOTSUP;
819 }
820
821 /* Socket id check */
822 if (socket_id != (unsigned int)SOCKET_ID_ANY &&
823 socket_id != (unsigned int)nic->node)
824 PMD_RX_LOG(INFO, "socket_id expected %d, configured %d",
825 socket_id, nic->node);
826
827 /* Allocating rx queue data structure */
828 rxq = rte_zmalloc_socket("ethdev RX queue", sizeof(struct octeontx_rxq),
829 RTE_CACHE_LINE_SIZE, nic->node);
830 if (rxq == NULL) {
831 octeontx_log_err("failed to allocate rxq=%d", qidx);
832 return -ENOMEM;
833 }
834
835 if (!nic->pki.initialized) {
836 pktbuf_conf.port_type = 0;
837 pki_hash.port_type = 0;
838 pki_qos.port_type = 0;
839
840 pktbuf_conf.mmask.f_wqe_skip = 1;
841 pktbuf_conf.mmask.f_first_skip = 1;
842 pktbuf_conf.mmask.f_later_skip = 1;
843 pktbuf_conf.mmask.f_mbuff_size = 1;
844 pktbuf_conf.mmask.f_cache_mode = 1;
845
846 pktbuf_conf.wqe_skip = OCTTX_PACKET_WQE_SKIP;
847 pktbuf_conf.first_skip = OCTTX_PACKET_FIRST_SKIP(mb_pool);
848 pktbuf_conf.later_skip = OCTTX_PACKET_LATER_SKIP;
849 pktbuf_conf.mbuff_size = (mb_pool->elt_size -
850 RTE_PKTMBUF_HEADROOM -
851 rte_pktmbuf_priv_size(mb_pool) -
852 sizeof(struct rte_mbuf));
853
854 pktbuf_conf.cache_mode = PKI_OPC_MODE_STF2_STT;
855
856 ret = octeontx_pki_port_pktbuf_config(port, &pktbuf_conf);
857 if (ret != 0) {
858 octeontx_log_err("fail to configure pktbuf for port %d",
859 port);
860 rte_free(rxq);
861 return ret;
862 }
863 PMD_RX_LOG(DEBUG, "Port %d Rx pktbuf configured:\n"
864 "\tmbuf_size:\t0x%0x\n"
865 "\twqe_skip:\t0x%0x\n"
866 "\tfirst_skip:\t0x%0x\n"
867 "\tlater_skip:\t0x%0x\n"
868 "\tcache_mode:\t%s\n",
869 port,
870 pktbuf_conf.mbuff_size,
871 pktbuf_conf.wqe_skip,
872 pktbuf_conf.first_skip,
873 pktbuf_conf.later_skip,
874 (pktbuf_conf.cache_mode ==
875 PKI_OPC_MODE_STT) ?
876 "STT" :
877 (pktbuf_conf.cache_mode ==
878 PKI_OPC_MODE_STF) ?
879 "STF" :
880 (pktbuf_conf.cache_mode ==
881 PKI_OPC_MODE_STF1_STT) ?
882 "STF1_STT" : "STF2_STT");
883
884 if (nic->pki.hash_enable) {
885 pki_hash.tag_dlc = 1;
886 pki_hash.tag_slc = 1;
887 pki_hash.tag_dlf = 1;
888 pki_hash.tag_slf = 1;
889 pki_hash.tag_prt = 1;
890 octeontx_pki_port_hash_config(port, &pki_hash);
891 }
892
893 pool = (uintptr_t)mb_pool->pool_id;
894
895 /* Get the gaura Id */
896 gaura = octeontx_fpa_bufpool_gaura(pool);
897
898 pki_qos.qpg_qos = PKI_QPG_QOS_NONE;
899 pki_qos.num_entry = 1;
900 pki_qos.drop_policy = 0;
901 pki_qos.tag_type = 0L;
902 pki_qos.qos_entry[0].port_add = 0;
903 pki_qos.qos_entry[0].gaura = gaura;
904 pki_qos.qos_entry[0].ggrp_ok = ev_queues;
905 pki_qos.qos_entry[0].ggrp_bad = ev_queues;
906 pki_qos.qos_entry[0].grptag_bad = 0;
907 pki_qos.qos_entry[0].grptag_ok = 0;
908
909 ret = octeontx_pki_port_create_qos(port, &pki_qos);
910 if (ret < 0) {
911 octeontx_log_err("failed to create QOS port=%d, q=%d",
912 port, qidx);
913 rte_free(rxq);
914 return ret;
915 }
916 nic->pki.initialized = true;
917 }
918
919 rxq->port_id = nic->port_id;
920 rxq->eth_dev = dev;
921 rxq->queue_id = qidx;
922 rxq->evdev = nic->evdev;
923 rxq->ev_queues = ev_queues;
924 rxq->ev_ports = ev_ports;
925
926 dev->data->rx_queues[qidx] = rxq;
927 dev->data->rx_queue_state[qidx] = RTE_ETH_QUEUE_STATE_STOPPED;
928 return 0;
929 }
930
931 static void
932 octeontx_dev_rx_queue_release(void *rxq)
933 {
934 rte_free(rxq);
935 }
936
937 static const uint32_t *
938 octeontx_dev_supported_ptypes_get(struct rte_eth_dev *dev)
939 {
940 static const uint32_t ptypes[] = {
941 RTE_PTYPE_L3_IPV4,
942 RTE_PTYPE_L3_IPV4_EXT,
943 RTE_PTYPE_L3_IPV6,
944 RTE_PTYPE_L3_IPV6_EXT,
945 RTE_PTYPE_L4_TCP,
946 RTE_PTYPE_L4_UDP,
947 RTE_PTYPE_L4_FRAG,
948 RTE_PTYPE_UNKNOWN
949 };
950
951 if (dev->rx_pkt_burst == octeontx_recv_pkts)
952 return ptypes;
953
954 return NULL;
955 }
956
957 static int
958 octeontx_pool_ops(struct rte_eth_dev *dev, const char *pool)
959 {
960 RTE_SET_USED(dev);
961
962 if (!strcmp(pool, "octeontx_fpavf"))
963 return 0;
964
965 return -ENOTSUP;
966 }
967
968 /* Initialize and register driver with DPDK Application */
969 static const struct eth_dev_ops octeontx_dev_ops = {
970 .dev_configure = octeontx_dev_configure,
971 .dev_infos_get = octeontx_dev_info,
972 .dev_close = octeontx_dev_close,
973 .dev_start = octeontx_dev_start,
974 .dev_stop = octeontx_dev_stop,
975 .promiscuous_enable = octeontx_dev_promisc_enable,
976 .promiscuous_disable = octeontx_dev_promisc_disable,
977 .link_update = octeontx_dev_link_update,
978 .stats_get = octeontx_dev_stats_get,
979 .stats_reset = octeontx_dev_stats_reset,
980 .mac_addr_set = octeontx_dev_default_mac_addr_set,
981 .tx_queue_start = octeontx_dev_tx_queue_start,
982 .tx_queue_stop = octeontx_dev_tx_queue_stop,
983 .tx_queue_setup = octeontx_dev_tx_queue_setup,
984 .tx_queue_release = octeontx_dev_tx_queue_release,
985 .rx_queue_setup = octeontx_dev_rx_queue_setup,
986 .rx_queue_release = octeontx_dev_rx_queue_release,
987 .dev_supported_ptypes_get = octeontx_dev_supported_ptypes_get,
988 .pool_ops_supported = octeontx_pool_ops,
989 };
990
991 /* Create Ethdev interface per BGX LMAC ports */
992 static int
993 octeontx_create(struct rte_vdev_device *dev, int port, uint8_t evdev,
994 int socket_id)
995 {
996 int res;
997 char octtx_name[OCTEONTX_MAX_NAME_LEN];
998 struct octeontx_nic *nic = NULL;
999 struct rte_eth_dev *eth_dev = NULL;
1000 struct rte_eth_dev_data *data;
1001 const char *name = rte_vdev_device_name(dev);
1002
1003 PMD_INIT_FUNC_TRACE();
1004
1005 sprintf(octtx_name, "%s_%d", name, port);
1006 if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
1007 eth_dev = rte_eth_dev_attach_secondary(octtx_name);
1008 if (eth_dev == NULL)
1009 return -ENODEV;
1010
1011 eth_dev->dev_ops = &octeontx_dev_ops;
1012 eth_dev->device = &dev->device;
1013 eth_dev->tx_pkt_burst = octeontx_xmit_pkts;
1014 eth_dev->rx_pkt_burst = octeontx_recv_pkts;
1015 rte_eth_dev_probing_finish(eth_dev);
1016 return 0;
1017 }
1018
1019 /* Reserve an ethdev entry */
1020 eth_dev = rte_eth_dev_allocate(octtx_name);
1021 if (eth_dev == NULL) {
1022 octeontx_log_err("failed to allocate rte_eth_dev");
1023 res = -ENOMEM;
1024 goto err;
1025 }
1026 data = eth_dev->data;
1027
1028 nic = rte_zmalloc_socket(octtx_name, sizeof(*nic), 0, socket_id);
1029 if (nic == NULL) {
1030 octeontx_log_err("failed to allocate nic structure");
1031 res = -ENOMEM;
1032 goto err;
1033 }
1034 data->dev_private = nic;
1035
1036 nic->port_id = port;
1037 nic->evdev = evdev;
1038
1039 res = octeontx_port_open(nic);
1040 if (res < 0)
1041 goto err;
1042
1043 /* Rx side port configuration */
1044 res = octeontx_pki_port_open(port);
1045 if (res != 0) {
1046 octeontx_log_err("failed to open PKI port %d", port);
1047 res = -ENODEV;
1048 goto err;
1049 }
1050
1051 eth_dev->device = &dev->device;
1052 eth_dev->intr_handle = NULL;
1053 eth_dev->data->kdrv = RTE_KDRV_NONE;
1054 eth_dev->data->numa_node = dev->device.numa_node;
1055
1056 data->port_id = eth_dev->data->port_id;
1057
1058 nic->ev_queues = 1;
1059 nic->ev_ports = 1;
1060
1061 data->dev_link.link_status = ETH_LINK_DOWN;
1062 data->dev_started = 0;
1063 data->promiscuous = 0;
1064 data->all_multicast = 0;
1065 data->scattered_rx = 0;
1066
1067 data->mac_addrs = rte_zmalloc_socket(octtx_name, ETHER_ADDR_LEN, 0,
1068 socket_id);
1069 if (data->mac_addrs == NULL) {
1070 octeontx_log_err("failed to allocate memory for mac_addrs");
1071 res = -ENOMEM;
1072 goto err;
1073 }
1074
1075 eth_dev->dev_ops = &octeontx_dev_ops;
1076
1077 /* Finally save ethdev pointer to the NIC structure */
1078 nic->dev = eth_dev;
1079
1080 if (nic->port_id != data->port_id) {
1081 octeontx_log_err("eth_dev->port_id (%d) is diff to orig (%d)",
1082 data->port_id, nic->port_id);
1083 res = -EINVAL;
1084 goto err;
1085 }
1086
1087 /* Update port_id mac to eth_dev */
1088 memcpy(data->mac_addrs, nic->mac_addr, ETHER_ADDR_LEN);
1089
1090 PMD_INIT_LOG(DEBUG, "ethdev info: ");
1091 PMD_INIT_LOG(DEBUG, "port %d, port_ena %d ochan %d num_ochan %d tx_q %d",
1092 nic->port_id, nic->port_ena,
1093 nic->base_ochan, nic->num_ochans,
1094 nic->num_tx_queues);
1095 PMD_INIT_LOG(DEBUG, "speed %d mtu %d", nic->speed, nic->mtu);
1096
1097 rte_octeontx_pchan_map[(nic->base_ochan >> 8) & 0x7]
1098 [(nic->base_ochan >> 4) & 0xF] = data->port_id;
1099
1100 rte_eth_dev_probing_finish(eth_dev);
1101 return data->port_id;
1102
1103 err:
1104 if (nic)
1105 octeontx_port_close(nic);
1106
1107 rte_eth_dev_release_port(eth_dev);
1108
1109 return res;
1110 }
1111
1112 /* Un initialize octeontx device */
1113 static int
1114 octeontx_remove(struct rte_vdev_device *dev)
1115 {
1116 char octtx_name[OCTEONTX_MAX_NAME_LEN];
1117 struct rte_eth_dev *eth_dev = NULL;
1118 struct octeontx_nic *nic = NULL;
1119 int i;
1120
1121 if (dev == NULL)
1122 return -EINVAL;
1123
1124 for (i = 0; i < OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT; i++) {
1125 sprintf(octtx_name, "eth_octeontx_%d", i);
1126
1127 /* reserve an ethdev entry */
1128 eth_dev = rte_eth_dev_allocated(octtx_name);
1129 if (eth_dev == NULL)
1130 return -ENODEV;
1131
1132 if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
1133 rte_eth_dev_release_port(eth_dev);
1134 continue;
1135 }
1136
1137 nic = octeontx_pmd_priv(eth_dev);
1138 rte_event_dev_stop(nic->evdev);
1139 PMD_INIT_LOG(INFO, "Closing octeontx device %s", octtx_name);
1140
1141 rte_eth_dev_release_port(eth_dev);
1142 rte_event_dev_close(nic->evdev);
1143 }
1144
1145 if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1146 return 0;
1147
1148 /* Free FC resource */
1149 octeontx_pko_fc_free();
1150
1151 return 0;
1152 }
1153
1154 /* Initialize octeontx device */
1155 static int
1156 octeontx_probe(struct rte_vdev_device *dev)
1157 {
1158 const char *dev_name;
1159 static int probe_once;
1160 uint8_t socket_id, qlist;
1161 int tx_vfcnt, port_id, evdev, qnum, pnum, res, i;
1162 struct rte_event_dev_config dev_conf;
1163 const char *eventdev_name = "event_octeontx";
1164 struct rte_event_dev_info info;
1165 struct rte_eth_dev *eth_dev;
1166
1167 struct octeontx_vdev_init_params init_params = {
1168 OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT
1169 };
1170
1171 dev_name = rte_vdev_device_name(dev);
1172
1173 if (rte_eal_process_type() == RTE_PROC_SECONDARY &&
1174 strlen(rte_vdev_device_args(dev)) == 0) {
1175 eth_dev = rte_eth_dev_attach_secondary(dev_name);
1176 if (!eth_dev) {
1177 RTE_LOG(ERR, PMD, "Failed to probe %s\n", dev_name);
1178 return -1;
1179 }
1180 /* TODO: request info from primary to set up Rx and Tx */
1181 eth_dev->dev_ops = &octeontx_dev_ops;
1182 eth_dev->device = &dev->device;
1183 rte_eth_dev_probing_finish(eth_dev);
1184 return 0;
1185 }
1186
1187 res = octeontx_parse_vdev_init_params(&init_params, dev);
1188 if (res < 0)
1189 return -EINVAL;
1190
1191 if (init_params.nr_port > OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT) {
1192 octeontx_log_err("nr_port (%d) > max (%d)", init_params.nr_port,
1193 OCTEONTX_VDEV_DEFAULT_MAX_NR_PORT);
1194 return -ENOTSUP;
1195 }
1196
1197 PMD_INIT_LOG(DEBUG, "initializing %s pmd", dev_name);
1198
1199 socket_id = rte_socket_id();
1200
1201 tx_vfcnt = octeontx_pko_vf_count();
1202
1203 if (tx_vfcnt < init_params.nr_port) {
1204 octeontx_log_err("not enough PKO (%d) for port number (%d)",
1205 tx_vfcnt, init_params.nr_port);
1206 return -EINVAL;
1207 }
1208 evdev = rte_event_dev_get_dev_id(eventdev_name);
1209 if (evdev < 0) {
1210 octeontx_log_err("eventdev %s not found", eventdev_name);
1211 return -ENODEV;
1212 }
1213
1214 res = rte_event_dev_info_get(evdev, &info);
1215 if (res < 0) {
1216 octeontx_log_err("failed to eventdev info %d", res);
1217 return -EINVAL;
1218 }
1219
1220 PMD_INIT_LOG(DEBUG, "max_queue %d max_port %d",
1221 info.max_event_queues, info.max_event_ports);
1222
1223 if (octeontx_pko_init_fc(tx_vfcnt))
1224 return -ENOMEM;
1225
1226 devconf_set_default_sane_values(&dev_conf, &info);
1227 res = rte_event_dev_configure(evdev, &dev_conf);
1228 if (res < 0)
1229 goto parse_error;
1230
1231 rte_event_dev_attr_get(evdev, RTE_EVENT_DEV_ATTR_PORT_COUNT,
1232 (uint32_t *)&pnum);
1233 rte_event_dev_attr_get(evdev, RTE_EVENT_DEV_ATTR_QUEUE_COUNT,
1234 (uint32_t *)&qnum);
1235 if (pnum < qnum) {
1236 octeontx_log_err("too few event ports (%d) for event_q(%d)",
1237 pnum, qnum);
1238 res = -EINVAL;
1239 goto parse_error;
1240 }
1241
1242 /* Enable all queues available */
1243 for (i = 0; i < qnum; i++) {
1244 res = rte_event_queue_setup(evdev, i, NULL);
1245 if (res < 0) {
1246 octeontx_log_err("failed to setup event_q(%d): res %d",
1247 i, res);
1248 goto parse_error;
1249 }
1250 }
1251
1252 /* Enable all ports available */
1253 for (i = 0; i < pnum; i++) {
1254 res = rte_event_port_setup(evdev, i, NULL);
1255 if (res < 0) {
1256 res = -ENODEV;
1257 octeontx_log_err("failed to setup ev port(%d) res=%d",
1258 i, res);
1259 goto parse_error;
1260 }
1261 }
1262
1263 /*
1264 * Do 1:1 links for ports & queues. All queues would be mapped to
1265 * one port. If there are more ports than queues, then some ports
1266 * won't be linked to any queue.
1267 */
1268 for (i = 0; i < qnum; i++) {
1269 /* Link one queue to one event port */
1270 qlist = i;
1271 res = rte_event_port_link(evdev, i, &qlist, NULL, 1);
1272 if (res < 0) {
1273 res = -ENODEV;
1274 octeontx_log_err("failed to link port (%d): res=%d",
1275 i, res);
1276 goto parse_error;
1277 }
1278 }
1279
1280 /* Create ethdev interface */
1281 for (i = 0; i < init_params.nr_port; i++) {
1282 port_id = octeontx_create(dev, i, evdev, socket_id);
1283 if (port_id < 0) {
1284 octeontx_log_err("failed to create device %s",
1285 dev_name);
1286 res = -ENODEV;
1287 goto parse_error;
1288 }
1289
1290 PMD_INIT_LOG(INFO, "created ethdev %s for port %d", dev_name,
1291 port_id);
1292 }
1293
1294 if (probe_once) {
1295 octeontx_log_err("interface %s not supported", dev_name);
1296 octeontx_remove(dev);
1297 res = -ENOTSUP;
1298 goto parse_error;
1299 }
1300 rte_mbuf_set_platform_mempool_ops("octeontx_fpavf");
1301 probe_once = 1;
1302
1303 return 0;
1304
1305 parse_error:
1306 octeontx_pko_fc_free();
1307 return res;
1308 }
1309
1310 static struct rte_vdev_driver octeontx_pmd_drv = {
1311 .probe = octeontx_probe,
1312 .remove = octeontx_remove,
1313 };
1314
1315 RTE_PMD_REGISTER_VDEV(OCTEONTX_PMD, octeontx_pmd_drv);
1316 RTE_PMD_REGISTER_ALIAS(OCTEONTX_PMD, eth_octeontx);
1317 RTE_PMD_REGISTER_PARAM_STRING(OCTEONTX_PMD, "nr_port=<int> ");
Ceph