drivers/event/octeontx/ssovf_evdev.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2017 Cavium, Inc
   3  */
   4
   5 #include <inttypes.h>
   6
   7 #include <rte_common.h>
   8 #include <rte_debug.h>
   9 #include <rte_dev.h>
  10 #include <rte_eal.h>
  11 #include <rte_ethdev_driver.h>
  12 #include <rte_event_eth_rx_adapter.h>
  13 #include <rte_kvargs.h>
  14 #include <rte_lcore.h>
  15 #include <rte_log.h>
  16 #include <rte_malloc.h>
  17 #include <rte_memory.h>
  18 #include <rte_bus_vdev.h>
  19
  20 #include "ssovf_evdev.h"
  21 #include "timvf_evdev.h"
  22
  23 int otx_logtype_ssovf;
  24
  25 RTE_INIT(otx_ssovf_init_log);
  26 static void
  27 otx_ssovf_init_log(void)
  28 {
  29         otx_logtype_ssovf = rte_log_register("pmd.event.octeontx");
  30         if (otx_logtype_ssovf >= 0)
  31                 rte_log_set_level(otx_logtype_ssovf, RTE_LOG_NOTICE);
  32 }
  33
  34 /* SSOPF Mailbox messages */
  35
  36 struct ssovf_mbox_dev_info {
  37         uint64_t min_deq_timeout_ns;
  38         uint64_t max_deq_timeout_ns;
  39         uint32_t max_num_events;
  40 };
  41
  42 static int
  43 ssovf_mbox_dev_info(struct ssovf_mbox_dev_info *info)
  44 {
  45         struct octeontx_mbox_hdr hdr = {0};
  46         uint16_t len = sizeof(struct ssovf_mbox_dev_info);
  47
  48         hdr.coproc = SSO_COPROC;
  49         hdr.msg = SSO_GET_DEV_INFO;
  50         hdr.vfid = 0;
  51
  52         memset(info, 0, len);
  53         return octeontx_mbox_send(&hdr, NULL, 0, info, len);
  54 }
  55
  56 struct ssovf_mbox_getwork_wait {
  57         uint64_t wait_ns;
  58 };
  59
  60 static int
  61 ssovf_mbox_getwork_tmo_set(uint32_t timeout_ns)
  62 {
  63         struct octeontx_mbox_hdr hdr = {0};
  64         struct ssovf_mbox_getwork_wait tmo_set;
  65         uint16_t len = sizeof(struct ssovf_mbox_getwork_wait);
  66         int ret;
  67
  68         hdr.coproc = SSO_COPROC;
  69         hdr.msg = SSO_SET_GETWORK_WAIT;
  70         hdr.vfid = 0;
  71
  72         tmo_set.wait_ns = timeout_ns;
  73         ret = octeontx_mbox_send(&hdr, &tmo_set, len, NULL, 0);
  74         if (ret)
  75                 ssovf_log_err("Failed to set getwork timeout(%d)", ret);
  76
  77         return ret;
  78 }
  79
  80 struct ssovf_mbox_grp_pri {
  81         uint8_t wgt_left; /* Read only */
  82         uint8_t weight;
  83         uint8_t affinity;
  84         uint8_t priority;
  85 };
  86
  87 static int
  88 ssovf_mbox_priority_set(uint8_t queue, uint8_t prio)
  89 {
  90         struct octeontx_mbox_hdr hdr = {0};
  91         struct ssovf_mbox_grp_pri grp;
  92         uint16_t len = sizeof(struct ssovf_mbox_grp_pri);
  93         int ret;
  94
  95         hdr.coproc = SSO_COPROC;
  96         hdr.msg = SSO_GRP_SET_PRIORITY;
  97         hdr.vfid = queue;
  98
  99         grp.weight = 0xff;
 100         grp.affinity = 0xff;
 101         grp.priority = prio / 32; /* Normalize to 0 to 7 */
 102
 103         ret = octeontx_mbox_send(&hdr, &grp, len, NULL, 0);
 104         if (ret)
 105                 ssovf_log_err("Failed to set grp=%d prio=%d", queue, prio);
 106
 107         return ret;
 108 }
 109
 110 struct ssovf_mbox_convert_ns_getworks_iter {
 111         uint64_t wait_ns;
 112         uint32_t getwork_iter;/* Get_work iterations for the given wait_ns */
 113 };
 114
 115 static int
 116 ssovf_mbox_timeout_ticks(uint64_t ns, uint64_t *tmo_ticks)
 117 {
 118         struct octeontx_mbox_hdr hdr = {0};
 119         struct ssovf_mbox_convert_ns_getworks_iter ns2iter;
 120         uint16_t len = sizeof(ns2iter);
 121         int ret;
 122
 123         hdr.coproc = SSO_COPROC;
 124         hdr.msg = SSO_CONVERT_NS_GETWORK_ITER;
 125         hdr.vfid = 0;
 126
 127         memset(&ns2iter, 0, len);
 128         ns2iter.wait_ns = ns;
 129         ret = octeontx_mbox_send(&hdr, &ns2iter, len, &ns2iter, len);
 130         if (ret < 0 || (ret != len)) {
 131                 ssovf_log_err("Failed to get tmo ticks ns=%"PRId64"", ns);
 132                 return -EIO;
 133         }
 134
 135         *tmo_ticks = ns2iter.getwork_iter;
 136         return 0;
 137 }
 138
 139 static void
 140 ssovf_fastpath_fns_set(struct rte_eventdev *dev)
 141 {
 142         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 143
 144         dev->enqueue       = ssows_enq;
 145         dev->enqueue_burst = ssows_enq_burst;
 146         dev->enqueue_new_burst = ssows_enq_new_burst;
 147         dev->enqueue_forward_burst = ssows_enq_fwd_burst;
 148         dev->dequeue       = ssows_deq;
 149         dev->dequeue_burst = ssows_deq_burst;
 150
 151         if (edev->is_timeout_deq) {
 152                 dev->dequeue       = ssows_deq_timeout;
 153                 dev->dequeue_burst = ssows_deq_timeout_burst;
 154         }
 155 }
 156
 157 static void
 158 ssovf_info_get(struct rte_eventdev *dev, struct rte_event_dev_info *dev_info)
 159 {
 160         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 161
 162         dev_info->driver_name = RTE_STR(EVENTDEV_NAME_OCTEONTX_PMD);
 163         dev_info->min_dequeue_timeout_ns = edev->min_deq_timeout_ns;
 164         dev_info->max_dequeue_timeout_ns = edev->max_deq_timeout_ns;
 165         dev_info->max_event_queues = edev->max_event_queues;
 166         dev_info->max_event_queue_flows = (1ULL << 20);
 167         dev_info->max_event_queue_priority_levels = 8;
 168         dev_info->max_event_priority_levels = 1;
 169         dev_info->max_event_ports = edev->max_event_ports;
 170         dev_info->max_event_port_dequeue_depth = 1;
 171         dev_info->max_event_port_enqueue_depth = 1;
 172         dev_info->max_num_events =  edev->max_num_events;
 173         dev_info->event_dev_cap = RTE_EVENT_DEV_CAP_QUEUE_QOS |
 174                                         RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED |
 175                                         RTE_EVENT_DEV_CAP_QUEUE_ALL_TYPES|
 176                                         RTE_EVENT_DEV_CAP_RUNTIME_PORT_LINK |
 177                                         RTE_EVENT_DEV_CAP_MULTIPLE_QUEUE_PORT |
 178                                         RTE_EVENT_DEV_CAP_NONSEQ_MODE;
 179
 180 }
 181
 182 static int
 183 ssovf_configure(const struct rte_eventdev *dev)
 184 {
 185         struct rte_event_dev_config *conf = &dev->data->dev_conf;
 186         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 187         uint64_t deq_tmo_ns;
 188
 189         ssovf_func_trace();
 190         deq_tmo_ns = conf->dequeue_timeout_ns;
 191         if (deq_tmo_ns == 0)
 192                 deq_tmo_ns = edev->min_deq_timeout_ns;
 193
 194         if (conf->event_dev_cfg & RTE_EVENT_DEV_CFG_PER_DEQUEUE_TIMEOUT) {
 195                 edev->is_timeout_deq = 1;
 196                 deq_tmo_ns = edev->min_deq_timeout_ns;
 197         }
 198         edev->nb_event_queues = conf->nb_event_queues;
 199         edev->nb_event_ports = conf->nb_event_ports;
 200
 201         return ssovf_mbox_getwork_tmo_set(deq_tmo_ns);
 202 }
 203
 204 static void
 205 ssovf_queue_def_conf(struct rte_eventdev *dev, uint8_t queue_id,
 206                                  struct rte_event_queue_conf *queue_conf)
 207 {
 208         RTE_SET_USED(dev);
 209         RTE_SET_USED(queue_id);
 210
 211         queue_conf->nb_atomic_flows = (1ULL << 20);
 212         queue_conf->nb_atomic_order_sequences = (1ULL << 20);
 213         queue_conf->event_queue_cfg = RTE_EVENT_QUEUE_CFG_ALL_TYPES;
 214         queue_conf->priority = RTE_EVENT_DEV_PRIORITY_NORMAL;
 215 }
 216
 217 static void
 218 ssovf_queue_release(struct rte_eventdev *dev, uint8_t queue_id)
 219 {
 220         RTE_SET_USED(dev);
 221         RTE_SET_USED(queue_id);
 222 }
 223
 224 static int
 225 ssovf_queue_setup(struct rte_eventdev *dev, uint8_t queue_id,
 226                               const struct rte_event_queue_conf *queue_conf)
 227 {
 228         RTE_SET_USED(dev);
 229         ssovf_func_trace("queue=%d prio=%d", queue_id, queue_conf->priority);
 230
 231         return ssovf_mbox_priority_set(queue_id, queue_conf->priority);
 232 }
 233
 234 static void
 235 ssovf_port_def_conf(struct rte_eventdev *dev, uint8_t port_id,
 236                                  struct rte_event_port_conf *port_conf)
 237 {
 238         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 239
 240         RTE_SET_USED(port_id);
 241         port_conf->new_event_threshold = edev->max_num_events;
 242         port_conf->dequeue_depth = 1;
 243         port_conf->enqueue_depth = 1;
 244         port_conf->disable_implicit_release = 0;
 245 }
 246
 247 static void
 248 ssovf_port_release(void *port)
 249 {
 250         rte_free(port);
 251 }
 252
 253 static int
 254 ssovf_port_setup(struct rte_eventdev *dev, uint8_t port_id,
 255                                 const struct rte_event_port_conf *port_conf)
 256 {
 257         struct ssows *ws;
 258         uint32_t reg_off;
 259         uint8_t q;
 260         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 261
 262         ssovf_func_trace("port=%d", port_id);
 263         RTE_SET_USED(port_conf);
 264
 265         /* Free memory prior to re-allocation if needed */
 266         if (dev->data->ports[port_id] != NULL) {
 267                 ssovf_port_release(dev->data->ports[port_id]);
 268                 dev->data->ports[port_id] = NULL;
 269         }
 270
 271         /* Allocate event port memory */
 272         ws = rte_zmalloc_socket("eventdev ssows",
 273                         sizeof(struct ssows), RTE_CACHE_LINE_SIZE,
 274                         dev->data->socket_id);
 275         if (ws == NULL) {
 276                 ssovf_log_err("Failed to alloc memory for port=%d", port_id);
 277                 return -ENOMEM;
 278         }
 279
 280         ws->base = ssovf_bar(OCTEONTX_SSO_HWS, port_id, 0);
 281         if (ws->base == NULL) {
 282                 rte_free(ws);
 283                 ssovf_log_err("Failed to get hws base addr port=%d", port_id);
 284                 return -EINVAL;
 285         }
 286
 287         reg_off = SSOW_VHWS_OP_GET_WORK0;
 288         reg_off |= 1 << 4; /* Index_ggrp_mask (Use maskset zero) */
 289         reg_off |= 1 << 16; /* Wait */
 290         ws->getwork = ws->base + reg_off;
 291         ws->port = port_id;
 292
 293         for (q = 0; q < edev->nb_event_queues; q++) {
 294                 ws->grps[q] = ssovf_bar(OCTEONTX_SSO_GROUP, q, 2);
 295                 if (ws->grps[q] == NULL) {
 296                         rte_free(ws);
 297                         ssovf_log_err("Failed to get grp%d base addr", q);
 298                         return -EINVAL;
 299                 }
 300         }
 301
 302         dev->data->ports[port_id] = ws;
 303         ssovf_log_dbg("port=%d ws=%p", port_id, ws);
 304         return 0;
 305 }
 306
 307 static int
 308 ssovf_port_link(struct rte_eventdev *dev, void *port, const uint8_t queues[],
 309                 const uint8_t priorities[], uint16_t nb_links)
 310 {
 311         uint16_t link;
 312         uint64_t val;
 313         struct ssows *ws = port;
 314
 315         ssovf_func_trace("port=%d nb_links=%d", ws->port, nb_links);
 316         RTE_SET_USED(dev);
 317         RTE_SET_USED(priorities);
 318
 319         for (link = 0; link < nb_links; link++) {
 320                 val = queues[link];
 321                 val |= (1ULL << 24); /* Set membership */
 322                 ssovf_write64(val, ws->base + SSOW_VHWS_GRPMSK_CHGX(0));
 323         }
 324         return (int)nb_links;
 325 }
 326
 327 static int
 328 ssovf_port_unlink(struct rte_eventdev *dev, void *port, uint8_t queues[],
 329                         uint16_t nb_unlinks)
 330 {
 331         uint16_t unlink;
 332         uint64_t val;
 333         struct ssows *ws = port;
 334
 335         ssovf_func_trace("port=%d nb_links=%d", ws->port, nb_unlinks);
 336         RTE_SET_USED(dev);
 337
 338         for (unlink = 0; unlink < nb_unlinks; unlink++) {
 339                 val = queues[unlink];
 340                 val &= ~(1ULL << 24); /* Clear membership */
 341                 ssovf_write64(val, ws->base + SSOW_VHWS_GRPMSK_CHGX(0));
 342         }
 343         return (int)nb_unlinks;
 344 }
 345
 346 static int
 347 ssovf_timeout_ticks(struct rte_eventdev *dev, uint64_t ns, uint64_t *tmo_ticks)
 348 {
 349         RTE_SET_USED(dev);
 350
 351         return ssovf_mbox_timeout_ticks(ns, tmo_ticks);
 352 }
 353
 354 static void
 355 ssows_dump(struct ssows *ws, FILE *f)
 356 {
 357         uint8_t *base = ws->base;
 358         uint64_t val;
 359
 360         fprintf(f, "\t---------------port%d---------------\n", ws->port);
 361         val = ssovf_read64(base + SSOW_VHWS_TAG);
 362         fprintf(f, "\ttag=0x%x tt=%d head=%d tail=%d grp=%d index=%d tail=%d\n",
 363                 (uint32_t)(val & 0xffffffff), (int)(val >> 32) & 0x3,
 364                 (int)(val >> 34) & 0x1, (int)(val >> 35) & 0x1,
 365                 (int)(val >> 36) & 0x3ff, (int)(val >> 48) & 0x3ff,
 366                 (int)(val >> 63) & 0x1);
 367
 368         val = ssovf_read64(base + SSOW_VHWS_WQP);
 369         fprintf(f, "\twqp=0x%"PRIx64"\n", val);
 370
 371         val = ssovf_read64(base + SSOW_VHWS_LINKS);
 372         fprintf(f, "\tindex=%d valid=%d revlink=%d tail=%d head=%d grp=%d\n",
 373                 (int)(val & 0x3ff), (int)(val >> 10) & 0x1,
 374                 (int)(val >> 11) & 0x3ff, (int)(val >> 26) & 0x1,
 375                 (int)(val >> 27) & 0x1, (int)(val >> 28) & 0x3ff);
 376
 377         val = ssovf_read64(base + SSOW_VHWS_PENDTAG);
 378         fprintf(f, "\tptag=0x%x ptt=%d pgwi=%d pdesc=%d pgw=%d pgww=%d ps=%d\n",
 379                 (uint32_t)(val & 0xffffffff), (int)(val >> 32) & 0x3,
 380                 (int)(val >> 56) & 0x1, (int)(val >> 58) & 0x1,
 381                 (int)(val >> 61) & 0x1, (int)(val >> 62) & 0x1,
 382                 (int)(val >> 63) & 0x1);
 383
 384         val = ssovf_read64(base + SSOW_VHWS_PENDWQP);
 385         fprintf(f, "\tpwqp=0x%"PRIx64"\n", val);
 386 }
 387
 388 static int
 389 ssovf_eth_rx_adapter_caps_get(const struct rte_eventdev *dev,
 390                 const struct rte_eth_dev *eth_dev, uint32_t *caps)
 391 {
 392         int ret;
 393         RTE_SET_USED(dev);
 394
 395         ret = strncmp(eth_dev->data->name, "eth_octeontx", 12);
 396         if (ret)
 397                 *caps = RTE_EVENT_ETH_RX_ADAPTER_SW_CAP;
 398         else
 399                 *caps = RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT;
 400
 401         return 0;
 402 }
 403
 404 static int
 405 ssovf_eth_rx_adapter_queue_add(const struct rte_eventdev *dev,
 406                 const struct rte_eth_dev *eth_dev, int32_t rx_queue_id,
 407                 const struct rte_event_eth_rx_adapter_queue_conf *queue_conf)
 408 {
 409         int ret = 0;
 410         const struct octeontx_nic *nic = eth_dev->data->dev_private;
 411         pki_mod_qos_t pki_qos;
 412         RTE_SET_USED(dev);
 413
 414         ret = strncmp(eth_dev->data->name, "eth_octeontx", 12);
 415         if (ret)
 416                 return -EINVAL;
 417
 418         if (rx_queue_id >= 0)
 419                 return -EINVAL;
 420
 421         if (queue_conf->ev.sched_type == RTE_SCHED_TYPE_PARALLEL)
 422                 return -ENOTSUP;
 423
 424         memset(&pki_qos, 0, sizeof(pki_mod_qos_t));
 425
 426         pki_qos.port_type = 0;
 427         pki_qos.index = 0;
 428         pki_qos.mmask.f_tag_type = 1;
 429         pki_qos.mmask.f_port_add = 1;
 430         pki_qos.mmask.f_grp_ok = 1;
 431         pki_qos.mmask.f_grp_bad = 1;
 432         pki_qos.mmask.f_grptag_ok = 1;
 433         pki_qos.mmask.f_grptag_bad = 1;
 434
 435         pki_qos.tag_type = queue_conf->ev.sched_type;
 436         pki_qos.qos_entry.port_add = 0;
 437         pki_qos.qos_entry.ggrp_ok = queue_conf->ev.queue_id;
 438         pki_qos.qos_entry.ggrp_bad = queue_conf->ev.queue_id;
 439         pki_qos.qos_entry.grptag_bad = 0;
 440         pki_qos.qos_entry.grptag_ok = 0;
 441
 442         ret = octeontx_pki_port_modify_qos(nic->port_id, &pki_qos);
 443         if (ret < 0)
 444                 ssovf_log_err("failed to modify QOS, port=%d, q=%d",
 445                                 nic->port_id, queue_conf->ev.queue_id);
 446
 447         return ret;
 448 }
 449
 450 static int
 451 ssovf_eth_rx_adapter_queue_del(const struct rte_eventdev *dev,
 452                 const struct rte_eth_dev *eth_dev, int32_t rx_queue_id)
 453 {
 454         int ret = 0;
 455         const struct octeontx_nic *nic = eth_dev->data->dev_private;
 456         pki_del_qos_t pki_qos;
 457         RTE_SET_USED(dev);
 458         RTE_SET_USED(rx_queue_id);
 459
 460         ret = strncmp(eth_dev->data->name, "eth_octeontx", 12);
 461         if (ret)
 462                 return -EINVAL;
 463
 464         pki_qos.port_type = 0;
 465         pki_qos.index = 0;
 466         memset(&pki_qos, 0, sizeof(pki_del_qos_t));
 467         ret = octeontx_pki_port_delete_qos(nic->port_id, &pki_qos);
 468         if (ret < 0)
 469                 ssovf_log_err("Failed to delete QOS port=%d, q=%d",
 470                                 nic->port_id, queue_conf->ev.queue_id);
 471         return ret;
 472 }
 473
 474 static int
 475 ssovf_eth_rx_adapter_start(const struct rte_eventdev *dev,
 476                                         const struct rte_eth_dev *eth_dev)
 477 {
 478         int ret;
 479         const struct octeontx_nic *nic = eth_dev->data->dev_private;
 480         RTE_SET_USED(dev);
 481
 482         ret = strncmp(eth_dev->data->name, "eth_octeontx", 12);
 483         if (ret)
 484                 return 0;
 485         octeontx_pki_port_start(nic->port_id);
 486         return 0;
 487 }
 488
 489
 490 static int
 491 ssovf_eth_rx_adapter_stop(const struct rte_eventdev *dev,
 492                 const struct rte_eth_dev *eth_dev)
 493 {
 494         int ret;
 495         const struct octeontx_nic *nic = eth_dev->data->dev_private;
 496         RTE_SET_USED(dev);
 497
 498         ret = strncmp(eth_dev->data->name, "eth_octeontx", 12);
 499         if (ret)
 500                 return 0;
 501         octeontx_pki_port_stop(nic->port_id);
 502         return 0;
 503 }
 504
 505 static void
 506 ssovf_dump(struct rte_eventdev *dev, FILE *f)
 507 {
 508         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 509         uint8_t port;
 510
 511         /* Dump SSOWVF debug registers */
 512         for (port = 0; port < edev->nb_event_ports; port++)
 513                 ssows_dump(dev->data->ports[port], f);
 514 }
 515
 516 static int
 517 ssovf_start(struct rte_eventdev *dev)
 518 {
 519         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 520         struct ssows *ws;
 521         uint8_t *base;
 522         uint8_t i;
 523
 524         ssovf_func_trace();
 525         for (i = 0; i < edev->nb_event_ports; i++) {
 526                 ws = dev->data->ports[i];
 527                 ssows_reset(ws);
 528                 ws->swtag_req = 0;
 529         }
 530
 531         for (i = 0; i < edev->nb_event_queues; i++) {
 532                 /* Consume all the events through HWS0 */
 533                 ssows_flush_events(dev->data->ports[0], i, NULL, NULL);
 534
 535                 base = ssovf_bar(OCTEONTX_SSO_GROUP, i, 0);
 536                 base += SSO_VHGRP_QCTL;
 537                 ssovf_write64(1, base); /* Enable SSO group */
 538         }
 539
 540         ssovf_fastpath_fns_set(dev);
 541         return 0;
 542 }
 543
 544 static void
 545 ssows_handle_event(void *arg, struct rte_event event)
 546 {
 547         struct rte_eventdev *dev = arg;
 548
 549         if (dev->dev_ops->dev_stop_flush != NULL)
 550                 dev->dev_ops->dev_stop_flush(dev->data->dev_id, event,
 551                                         dev->data->dev_stop_flush_arg);
 552 }
 553
 554 static void
 555 ssovf_stop(struct rte_eventdev *dev)
 556 {
 557         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 558         struct ssows *ws;
 559         uint8_t *base;
 560         uint8_t i;
 561
 562         ssovf_func_trace();
 563         for (i = 0; i < edev->nb_event_ports; i++) {
 564                 ws = dev->data->ports[i];
 565                 ssows_reset(ws);
 566                 ws->swtag_req = 0;
 567         }
 568
 569         for (i = 0; i < edev->nb_event_queues; i++) {
 570                 /* Consume all the events through HWS0 */
 571                 ssows_flush_events(dev->data->ports[0], i,
 572                                 ssows_handle_event, dev);
 573
 574                 base = ssovf_bar(OCTEONTX_SSO_GROUP, i, 0);
 575                 base += SSO_VHGRP_QCTL;
 576                 ssovf_write64(0, base); /* Disable SSO group */
 577         }
 578 }
 579
 580 static int
 581 ssovf_close(struct rte_eventdev *dev)
 582 {
 583         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 584         uint8_t all_queues[RTE_EVENT_MAX_QUEUES_PER_DEV];
 585         uint8_t i;
 586
 587         for (i = 0; i < edev->nb_event_queues; i++)
 588                 all_queues[i] = i;
 589
 590         for (i = 0; i < edev->nb_event_ports; i++)
 591                 ssovf_port_unlink(dev, dev->data->ports[i], all_queues,
 592                         edev->nb_event_queues);
 593         return 0;
 594 }
 595
 596 static int
 597 ssovf_selftest(const char *key __rte_unused, const char *value,
 598                 void *opaque)
 599 {
 600         int *flag = opaque;
 601         *flag = !!atoi(value);
 602         return 0;
 603 }
 604
 605 static int
 606 ssovf_timvf_caps_get(const struct rte_eventdev *dev, uint64_t flags,
 607                 uint32_t *caps, const struct rte_event_timer_adapter_ops **ops)
 608 {
 609         return timvf_timer_adapter_caps_get(dev, flags, caps, ops, 0);
 610 }
 611
 612 /* Initialize and register event driver with DPDK Application */
 613 static struct rte_eventdev_ops ssovf_ops = {
 614         .dev_infos_get    = ssovf_info_get,
 615         .dev_configure    = ssovf_configure,
 616         .queue_def_conf   = ssovf_queue_def_conf,
 617         .queue_setup      = ssovf_queue_setup,
 618         .queue_release    = ssovf_queue_release,
 619         .port_def_conf    = ssovf_port_def_conf,
 620         .port_setup       = ssovf_port_setup,
 621         .port_release     = ssovf_port_release,
 622         .port_link        = ssovf_port_link,
 623         .port_unlink      = ssovf_port_unlink,
 624         .timeout_ticks    = ssovf_timeout_ticks,
 625
 626         .eth_rx_adapter_caps_get  = ssovf_eth_rx_adapter_caps_get,
 627         .eth_rx_adapter_queue_add = ssovf_eth_rx_adapter_queue_add,
 628         .eth_rx_adapter_queue_del = ssovf_eth_rx_adapter_queue_del,
 629         .eth_rx_adapter_start = ssovf_eth_rx_adapter_start,
 630         .eth_rx_adapter_stop = ssovf_eth_rx_adapter_stop,
 631
 632         .timer_adapter_caps_get = ssovf_timvf_caps_get,
 633
 634         .dev_selftest = test_eventdev_octeontx,
 635
 636         .dump             = ssovf_dump,
 637         .dev_start        = ssovf_start,
 638         .dev_stop         = ssovf_stop,
 639         .dev_close        = ssovf_close
 640 };
 641
 642 static int
 643 ssovf_vdev_probe(struct rte_vdev_device *vdev)
 644 {
 645         struct ssovf_info oinfo;
 646         struct ssovf_mbox_dev_info info;
 647         struct ssovf_evdev *edev;
 648         struct rte_eventdev *eventdev;
 649         static int ssovf_init_once;
 650         const char *name;
 651         const char *params;
 652         int ret;
 653         int selftest = 0;
 654
 655         static const char *const args[] = {
 656                 SSOVF_SELFTEST_ARG,
 657                 NULL
 658         };
 659
 660         name = rte_vdev_device_name(vdev);
 661         /* More than one instance is not supported */
 662         if (ssovf_init_once) {
 663                 ssovf_log_err("Request to create >1 %s instance", name);
 664                 return -EINVAL;
 665         }
 666
 667         params = rte_vdev_device_args(vdev);
 668         if (params != NULL && params[0] != '\0') {
 669                 struct rte_kvargs *kvlist = rte_kvargs_parse(params, args);
 670
 671                 if (!kvlist) {
 672                         ssovf_log_info(
 673                                 "Ignoring unsupported params supplied '%s'",
 674                                 name);
 675                 } else {
 676                         int ret = rte_kvargs_process(kvlist,
 677                                         SSOVF_SELFTEST_ARG,
 678                                         ssovf_selftest, &selftest);
 679                         if (ret != 0) {
 680                                 ssovf_log_err("%s: Error in selftest", name);
 681                                 rte_kvargs_free(kvlist);
 682                                 return ret;
 683                         }
 684                 }
 685
 686                 rte_kvargs_free(kvlist);
 687         }
 688
 689         eventdev = rte_event_pmd_vdev_init(name, sizeof(struct ssovf_evdev),
 690                                 rte_socket_id());
 691         if (eventdev == NULL) {
 692                 ssovf_log_err("Failed to create eventdev vdev %s", name);
 693                 return -ENOMEM;
 694         }
 695         eventdev->dev_ops = &ssovf_ops;
 696
 697         /* For secondary processes, the primary has done all the work */
 698         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
 699                 ssovf_fastpath_fns_set(eventdev);
 700                 return 0;
 701         }
 702
 703         ret = ssovf_info(&oinfo);
 704         if (ret) {
 705                 ssovf_log_err("Failed to probe and validate ssovfs %d", ret);
 706                 goto error;
 707         }
 708
 709         edev = ssovf_pmd_priv(eventdev);
 710         edev->max_event_ports = oinfo.total_ssowvfs;
 711         edev->max_event_queues = oinfo.total_ssovfs;
 712         edev->is_timeout_deq = 0;
 713
 714         ret = ssovf_mbox_dev_info(&info);
 715         if (ret < 0 || ret != sizeof(struct ssovf_mbox_dev_info)) {
 716                 ssovf_log_err("Failed to get mbox devinfo %d", ret);
 717                 goto error;
 718         }
 719
 720         edev->min_deq_timeout_ns = info.min_deq_timeout_ns;
 721         edev->max_deq_timeout_ns = info.max_deq_timeout_ns;
 722         edev->max_num_events =  info.max_num_events;
 723         ssovf_log_dbg("min_deq_tmo=%"PRId64" max_deq_tmo=%"PRId64" max_evts=%d",
 724                         info.min_deq_timeout_ns, info.max_deq_timeout_ns,
 725                         info.max_num_events);
 726
 727         if (!edev->max_event_ports || !edev->max_event_queues) {
 728                 ssovf_log_err("Not enough eventdev resource queues=%d ports=%d",
 729                         edev->max_event_queues, edev->max_event_ports);
 730                 ret = -ENODEV;
 731                 goto error;
 732         }
 733
 734         ssovf_log_info("Initializing %s domain=%d max_queues=%d max_ports=%d",
 735                         name, oinfo.domain, edev->max_event_queues,
 736                         edev->max_event_ports);
 737
 738         ssovf_init_once = 1;
 739         if (selftest)
 740                 test_eventdev_octeontx();
 741         return 0;
 742
 743 error:
 744         rte_event_pmd_vdev_uninit(name);
 745         return ret;
 746 }
 747
 748 static int
 749 ssovf_vdev_remove(struct rte_vdev_device *vdev)
 750 {
 751         const char *name;
 752
 753         name = rte_vdev_device_name(vdev);
 754         ssovf_log_info("Closing %s", name);
 755         return rte_event_pmd_vdev_uninit(name);
 756 }
 757
 758 static struct rte_vdev_driver vdev_ssovf_pmd = {
 759         .probe = ssovf_vdev_probe,
 760         .remove = ssovf_vdev_remove
 761 };
 762
 763 RTE_PMD_REGISTER_VDEV(EVENTDEV_NAME_OCTEONTX_PMD, vdev_ssovf_pmd);