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 static uint8_t timvf_enable_stats;
  25
  26 RTE_INIT(otx_ssovf_init_log)
  27 {
  28         otx_logtype_ssovf = rte_log_register("pmd.event.octeontx");
  29         if (otx_logtype_ssovf >= 0)
  30                 rte_log_set_level(otx_logtype_ssovf, RTE_LOG_NOTICE);
  31 }
  32
  33 /* SSOPF Mailbox messages */
  34
  35 struct ssovf_mbox_dev_info {
  36         uint64_t min_deq_timeout_ns;
  37         uint64_t max_deq_timeout_ns;
  38         uint32_t max_num_events;
  39 };
  40
  41 static int
  42 ssovf_mbox_dev_info(struct ssovf_mbox_dev_info *info)
  43 {
  44         struct octeontx_mbox_hdr hdr = {0};
  45         uint16_t len = sizeof(struct ssovf_mbox_dev_info);
  46
  47         hdr.coproc = SSO_COPROC;
  48         hdr.msg = SSO_GET_DEV_INFO;
  49         hdr.vfid = 0;
  50
  51         memset(info, 0, len);
  52         return octeontx_mbox_send(&hdr, NULL, 0, info, len);
  53 }
  54
  55 struct ssovf_mbox_getwork_wait {
  56         uint64_t wait_ns;
  57 };
  58
  59 static int
  60 ssovf_mbox_getwork_tmo_set(uint32_t timeout_ns)
  61 {
  62         struct octeontx_mbox_hdr hdr = {0};
  63         struct ssovf_mbox_getwork_wait tmo_set;
  64         uint16_t len = sizeof(struct ssovf_mbox_getwork_wait);
  65         int ret;
  66
  67         hdr.coproc = SSO_COPROC;
  68         hdr.msg = SSO_SET_GETWORK_WAIT;
  69         hdr.vfid = 0;
  70
  71         tmo_set.wait_ns = timeout_ns;
  72         ret = octeontx_mbox_send(&hdr, &tmo_set, len, NULL, 0);
  73         if (ret)
  74                 ssovf_log_err("Failed to set getwork timeout(%d)", ret);
  75
  76         return ret;
  77 }
  78
  79 struct ssovf_mbox_grp_pri {
  80         uint8_t vhgrp_id;
  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.vhgrp_id = queue;
 100         grp.weight = 0xff;
 101         grp.affinity = 0xff;
 102         grp.priority = prio / 32; /* Normalize to 0 to 7 */
 103
 104         ret = octeontx_mbox_send(&hdr, &grp, len, NULL, 0);
 105         if (ret)
 106                 ssovf_log_err("Failed to set grp=%d prio=%d", queue, prio);
 107
 108         return ret;
 109 }
 110
 111 struct ssovf_mbox_convert_ns_getworks_iter {
 112         uint64_t wait_ns;
 113         uint32_t getwork_iter;/* Get_work iterations for the given wait_ns */
 114 };
 115
 116 static int
 117 ssovf_mbox_timeout_ticks(uint64_t ns, uint64_t *tmo_ticks)
 118 {
 119         struct octeontx_mbox_hdr hdr = {0};
 120         struct ssovf_mbox_convert_ns_getworks_iter ns2iter;
 121         uint16_t len = sizeof(ns2iter);
 122         int ret;
 123
 124         hdr.coproc = SSO_COPROC;
 125         hdr.msg = SSO_CONVERT_NS_GETWORK_ITER;
 126         hdr.vfid = 0;
 127
 128         memset(&ns2iter, 0, len);
 129         ns2iter.wait_ns = ns;
 130         ret = octeontx_mbox_send(&hdr, &ns2iter, len, &ns2iter, len);
 131         if (ret < 0 || (ret != len)) {
 132                 ssovf_log_err("Failed to get tmo ticks ns=%"PRId64"", ns);
 133                 return -EIO;
 134         }
 135
 136         *tmo_ticks = ns2iter.getwork_iter;
 137         return 0;
 138 }
 139
 140 static void
 141 ssovf_fastpath_fns_set(struct rte_eventdev *dev)
 142 {
 143         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 144
 145         dev->enqueue       = ssows_enq;
 146         dev->enqueue_burst = ssows_enq_burst;
 147         dev->enqueue_new_burst = ssows_enq_new_burst;
 148         dev->enqueue_forward_burst = ssows_enq_fwd_burst;
 149         dev->dequeue       = ssows_deq;
 150         dev->dequeue_burst = ssows_deq_burst;
 151         dev->txa_enqueue = sso_event_tx_adapter_enqueue;
 152         dev->txa_enqueue_same_dest = dev->txa_enqueue;
 153
 154         if (edev->is_timeout_deq) {
 155                 dev->dequeue       = ssows_deq_timeout;
 156                 dev->dequeue_burst = ssows_deq_timeout_burst;
 157         }
 158 }
 159
 160 static void
 161 ssovf_info_get(struct rte_eventdev *dev, struct rte_event_dev_info *dev_info)
 162 {
 163         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 164
 165         dev_info->driver_name = RTE_STR(EVENTDEV_NAME_OCTEONTX_PMD);
 166         dev_info->min_dequeue_timeout_ns = edev->min_deq_timeout_ns;
 167         dev_info->max_dequeue_timeout_ns = edev->max_deq_timeout_ns;
 168         dev_info->max_event_queues = edev->max_event_queues;
 169         dev_info->max_event_queue_flows = (1ULL << 20);
 170         dev_info->max_event_queue_priority_levels = 8;
 171         dev_info->max_event_priority_levels = 1;
 172         dev_info->max_event_ports = edev->max_event_ports;
 173         dev_info->max_event_port_dequeue_depth = 1;
 174         dev_info->max_event_port_enqueue_depth = 1;
 175         dev_info->max_num_events =  edev->max_num_events;
 176         dev_info->event_dev_cap = RTE_EVENT_DEV_CAP_QUEUE_QOS |
 177                                         RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED |
 178                                         RTE_EVENT_DEV_CAP_QUEUE_ALL_TYPES|
 179                                         RTE_EVENT_DEV_CAP_RUNTIME_PORT_LINK |
 180                                         RTE_EVENT_DEV_CAP_MULTIPLE_QUEUE_PORT |
 181                                         RTE_EVENT_DEV_CAP_NONSEQ_MODE;
 182
 183 }
 184
 185 static int
 186 ssovf_configure(const struct rte_eventdev *dev)
 187 {
 188         struct rte_event_dev_config *conf = &dev->data->dev_conf;
 189         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 190         uint64_t deq_tmo_ns;
 191
 192         ssovf_func_trace();
 193         deq_tmo_ns = conf->dequeue_timeout_ns;
 194         if (deq_tmo_ns == 0)
 195                 deq_tmo_ns = edev->min_deq_timeout_ns;
 196
 197         if (conf->event_dev_cfg & RTE_EVENT_DEV_CFG_PER_DEQUEUE_TIMEOUT) {
 198                 edev->is_timeout_deq = 1;
 199                 deq_tmo_ns = edev->min_deq_timeout_ns;
 200         }
 201         edev->nb_event_queues = conf->nb_event_queues;
 202         edev->nb_event_ports = conf->nb_event_ports;
 203
 204         return ssovf_mbox_getwork_tmo_set(deq_tmo_ns);
 205 }
 206
 207 static void
 208 ssovf_queue_def_conf(struct rte_eventdev *dev, uint8_t queue_id,
 209                                  struct rte_event_queue_conf *queue_conf)
 210 {
 211         RTE_SET_USED(dev);
 212         RTE_SET_USED(queue_id);
 213
 214         queue_conf->nb_atomic_flows = (1ULL << 20);
 215         queue_conf->nb_atomic_order_sequences = (1ULL << 20);
 216         queue_conf->event_queue_cfg = RTE_EVENT_QUEUE_CFG_ALL_TYPES;
 217         queue_conf->priority = RTE_EVENT_DEV_PRIORITY_NORMAL;
 218 }
 219
 220 static void
 221 ssovf_queue_release(struct rte_eventdev *dev, uint8_t queue_id)
 222 {
 223         RTE_SET_USED(dev);
 224         RTE_SET_USED(queue_id);
 225 }
 226
 227 static int
 228 ssovf_queue_setup(struct rte_eventdev *dev, uint8_t queue_id,
 229                               const struct rte_event_queue_conf *queue_conf)
 230 {
 231         RTE_SET_USED(dev);
 232         ssovf_func_trace("queue=%d prio=%d", queue_id, queue_conf->priority);
 233
 234         return ssovf_mbox_priority_set(queue_id, queue_conf->priority);
 235 }
 236
 237 static void
 238 ssovf_port_def_conf(struct rte_eventdev *dev, uint8_t port_id,
 239                                  struct rte_event_port_conf *port_conf)
 240 {
 241         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 242
 243         RTE_SET_USED(port_id);
 244         port_conf->new_event_threshold = edev->max_num_events;
 245         port_conf->dequeue_depth = 1;
 246         port_conf->enqueue_depth = 1;
 247         port_conf->disable_implicit_release = 0;
 248 }
 249
 250 static void
 251 ssovf_port_release(void *port)
 252 {
 253         rte_free(port);
 254 }
 255
 256 static int
 257 ssovf_port_setup(struct rte_eventdev *dev, uint8_t port_id,
 258                                 const struct rte_event_port_conf *port_conf)
 259 {
 260         struct ssows *ws;
 261         uint32_t reg_off;
 262         uint8_t q;
 263         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 264
 265         ssovf_func_trace("port=%d", port_id);
 266         RTE_SET_USED(port_conf);
 267
 268         /* Free memory prior to re-allocation if needed */
 269         if (dev->data->ports[port_id] != NULL) {
 270                 ssovf_port_release(dev->data->ports[port_id]);
 271                 dev->data->ports[port_id] = NULL;
 272         }
 273
 274         /* Allocate event port memory */
 275         ws = rte_zmalloc_socket("eventdev ssows",
 276                         sizeof(struct ssows), RTE_CACHE_LINE_SIZE,
 277                         dev->data->socket_id);
 278         if (ws == NULL) {
 279                 ssovf_log_err("Failed to alloc memory for port=%d", port_id);
 280                 return -ENOMEM;
 281         }
 282
 283         ws->base = ssovf_bar(OCTEONTX_SSO_HWS, port_id, 0);
 284         if (ws->base == NULL) {
 285                 rte_free(ws);
 286                 ssovf_log_err("Failed to get hws base addr port=%d", port_id);
 287                 return -EINVAL;
 288         }
 289
 290         reg_off = SSOW_VHWS_OP_GET_WORK0;
 291         reg_off |= 1 << 4; /* Index_ggrp_mask (Use maskset zero) */
 292         reg_off |= 1 << 16; /* Wait */
 293         ws->getwork = ws->base + reg_off;
 294         ws->port = port_id;
 295
 296         for (q = 0; q < edev->nb_event_queues; q++) {
 297                 ws->grps[q] = ssovf_bar(OCTEONTX_SSO_GROUP, q, 2);
 298                 if (ws->grps[q] == NULL) {
 299                         rte_free(ws);
 300                         ssovf_log_err("Failed to get grp%d base addr", q);
 301                         return -EINVAL;
 302                 }
 303         }
 304
 305         dev->data->ports[port_id] = ws;
 306         ssovf_log_dbg("port=%d ws=%p", port_id, ws);
 307         return 0;
 308 }
 309
 310 static int
 311 ssovf_port_link(struct rte_eventdev *dev, void *port, const uint8_t queues[],
 312                 const uint8_t priorities[], uint16_t nb_links)
 313 {
 314         uint16_t link;
 315         uint64_t val;
 316         struct ssows *ws = port;
 317
 318         ssovf_func_trace("port=%d nb_links=%d", ws->port, nb_links);
 319         RTE_SET_USED(dev);
 320         RTE_SET_USED(priorities);
 321
 322         for (link = 0; link < nb_links; link++) {
 323                 val = queues[link];
 324                 val |= (1ULL << 24); /* Set membership */
 325                 ssovf_write64(val, ws->base + SSOW_VHWS_GRPMSK_CHGX(0));
 326         }
 327         return (int)nb_links;
 328 }
 329
 330 static int
 331 ssovf_port_unlink(struct rte_eventdev *dev, void *port, uint8_t queues[],
 332                         uint16_t nb_unlinks)
 333 {
 334         uint16_t unlink;
 335         uint64_t val;
 336         struct ssows *ws = port;
 337
 338         ssovf_func_trace("port=%d nb_links=%d", ws->port, nb_unlinks);
 339         RTE_SET_USED(dev);
 340
 341         for (unlink = 0; unlink < nb_unlinks; unlink++) {
 342                 val = queues[unlink];
 343                 val &= ~(1ULL << 24); /* Clear membership */
 344                 ssovf_write64(val, ws->base + SSOW_VHWS_GRPMSK_CHGX(0));
 345         }
 346         return (int)nb_unlinks;
 347 }
 348
 349 static int
 350 ssovf_timeout_ticks(struct rte_eventdev *dev, uint64_t ns, uint64_t *tmo_ticks)
 351 {
 352         RTE_SET_USED(dev);
 353
 354         return ssovf_mbox_timeout_ticks(ns, tmo_ticks);
 355 }
 356
 357 static void
 358 ssows_dump(struct ssows *ws, FILE *f)
 359 {
 360         uint8_t *base = ws->base;
 361         uint64_t val;
 362
 363         fprintf(f, "\t---------------port%d---------------\n", ws->port);
 364         val = ssovf_read64(base + SSOW_VHWS_TAG);
 365         fprintf(f, "\ttag=0x%x tt=%d head=%d tail=%d grp=%d index=%d tail=%d\n",
 366                 (uint32_t)(val & 0xffffffff), (int)(val >> 32) & 0x3,
 367                 (int)(val >> 34) & 0x1, (int)(val >> 35) & 0x1,
 368                 (int)(val >> 36) & 0x3ff, (int)(val >> 48) & 0x3ff,
 369                 (int)(val >> 63) & 0x1);
 370
 371         val = ssovf_read64(base + SSOW_VHWS_WQP);
 372         fprintf(f, "\twqp=0x%"PRIx64"\n", val);
 373
 374         val = ssovf_read64(base + SSOW_VHWS_LINKS);
 375         fprintf(f, "\tindex=%d valid=%d revlink=%d tail=%d head=%d grp=%d\n",
 376                 (int)(val & 0x3ff), (int)(val >> 10) & 0x1,
 377                 (int)(val >> 11) & 0x3ff, (int)(val >> 26) & 0x1,
 378                 (int)(val >> 27) & 0x1, (int)(val >> 28) & 0x3ff);
 379
 380         val = ssovf_read64(base + SSOW_VHWS_PENDTAG);
 381         fprintf(f, "\tptag=0x%x ptt=%d pgwi=%d pdesc=%d pgw=%d pgww=%d ps=%d\n",
 382                 (uint32_t)(val & 0xffffffff), (int)(val >> 32) & 0x3,
 383                 (int)(val >> 56) & 0x1, (int)(val >> 58) & 0x1,
 384                 (int)(val >> 61) & 0x1, (int)(val >> 62) & 0x1,
 385                 (int)(val >> 63) & 0x1);
 386
 387         val = ssovf_read64(base + SSOW_VHWS_PENDWQP);
 388         fprintf(f, "\tpwqp=0x%"PRIx64"\n", val);
 389 }
 390
 391 static int
 392 ssovf_eth_rx_adapter_caps_get(const struct rte_eventdev *dev,
 393                 const struct rte_eth_dev *eth_dev, uint32_t *caps)
 394 {
 395         int ret;
 396         RTE_SET_USED(dev);
 397
 398         ret = strncmp(eth_dev->data->name, "eth_octeontx", 12);
 399         if (ret)
 400                 *caps = RTE_EVENT_ETH_RX_ADAPTER_SW_CAP;
 401         else
 402                 *caps = RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT;
 403
 404         return 0;
 405 }
 406
 407 static int
 408 ssovf_eth_rx_adapter_queue_add(const struct rte_eventdev *dev,
 409                 const struct rte_eth_dev *eth_dev, int32_t rx_queue_id,
 410                 const struct rte_event_eth_rx_adapter_queue_conf *queue_conf)
 411 {
 412         int ret = 0;
 413         const struct octeontx_nic *nic = eth_dev->data->dev_private;
 414         pki_mod_qos_t pki_qos;
 415         RTE_SET_USED(dev);
 416
 417         ret = strncmp(eth_dev->data->name, "eth_octeontx", 12);
 418         if (ret)
 419                 return -EINVAL;
 420
 421         if (rx_queue_id >= 0)
 422                 return -EINVAL;
 423
 424         if (queue_conf->ev.sched_type == RTE_SCHED_TYPE_PARALLEL)
 425                 return -ENOTSUP;
 426
 427         memset(&pki_qos, 0, sizeof(pki_mod_qos_t));
 428
 429         pki_qos.port_type = 0;
 430         pki_qos.index = 0;
 431         pki_qos.mmask.f_tag_type = 1;
 432         pki_qos.mmask.f_port_add = 1;
 433         pki_qos.mmask.f_grp_ok = 1;
 434         pki_qos.mmask.f_grp_bad = 1;
 435         pki_qos.mmask.f_grptag_ok = 1;
 436         pki_qos.mmask.f_grptag_bad = 1;
 437
 438         pki_qos.qos_entry.tag_type = queue_conf->ev.sched_type;
 439         pki_qos.qos_entry.port_add = 0;
 440         pki_qos.qos_entry.ggrp_ok = queue_conf->ev.queue_id;
 441         pki_qos.qos_entry.ggrp_bad = queue_conf->ev.queue_id;
 442         pki_qos.qos_entry.grptag_bad = 0;
 443         pki_qos.qos_entry.grptag_ok = 0;
 444
 445         ret = octeontx_pki_port_modify_qos(nic->port_id, &pki_qos);
 446         if (ret < 0)
 447                 ssovf_log_err("failed to modify QOS, port=%d, q=%d",
 448                                 nic->port_id, queue_conf->ev.queue_id);
 449
 450         return ret;
 451 }
 452
 453 static int
 454 ssovf_eth_rx_adapter_queue_del(const struct rte_eventdev *dev,
 455                 const struct rte_eth_dev *eth_dev, int32_t rx_queue_id)
 456 {
 457         int ret = 0;
 458         const struct octeontx_nic *nic = eth_dev->data->dev_private;
 459         pki_del_qos_t pki_qos;
 460         RTE_SET_USED(dev);
 461
 462         ret = strncmp(eth_dev->data->name, "eth_octeontx", 12);
 463         if (ret)
 464                 return -EINVAL;
 465
 466         pki_qos.port_type = 0;
 467         pki_qos.index = 0;
 468         memset(&pki_qos, 0, sizeof(pki_del_qos_t));
 469         ret = octeontx_pki_port_delete_qos(nic->port_id, &pki_qos);
 470         if (ret < 0)
 471                 ssovf_log_err("Failed to delete QOS port=%d, q=%d",
 472                                 nic->port_id, rx_queue_id);
 473         return ret;
 474 }
 475
 476 static int
 477 ssovf_eth_rx_adapter_start(const struct rte_eventdev *dev,
 478                                         const struct rte_eth_dev *eth_dev)
 479 {
 480         RTE_SET_USED(dev);
 481         RTE_SET_USED(eth_dev);
 482
 483         return 0;
 484 }
 485
 486
 487 static int
 488 ssovf_eth_rx_adapter_stop(const struct rte_eventdev *dev,
 489                 const struct rte_eth_dev *eth_dev)
 490 {
 491         RTE_SET_USED(dev);
 492         RTE_SET_USED(eth_dev);
 493
 494         return 0;
 495 }
 496
 497 static int
 498 ssovf_eth_tx_adapter_caps_get(const struct rte_eventdev *dev,
 499                 const struct rte_eth_dev *eth_dev, uint32_t *caps)
 500 {
 501         int ret;
 502         RTE_SET_USED(dev);
 503
 504         ret = strncmp(eth_dev->data->name, "eth_octeontx", 12);
 505         if (ret)
 506                 *caps = 0;
 507         else
 508                 *caps = RTE_EVENT_ETH_TX_ADAPTER_CAP_INTERNAL_PORT;
 509
 510         return 0;
 511 }
 512
 513 static int
 514 ssovf_eth_tx_adapter_create(uint8_t id, const struct rte_eventdev *dev)
 515 {
 516         RTE_SET_USED(id);
 517         RTE_SET_USED(dev);
 518         return 0;
 519 }
 520
 521 static int
 522 ssovf_eth_tx_adapter_free(uint8_t id, const struct rte_eventdev *dev)
 523 {
 524         RTE_SET_USED(id);
 525         RTE_SET_USED(dev);
 526         return 0;
 527 }
 528
 529 static int
 530 ssovf_eth_tx_adapter_queue_add(uint8_t id, const struct rte_eventdev *dev,
 531                 const struct rte_eth_dev *eth_dev, int32_t tx_queue_id)
 532 {
 533         RTE_SET_USED(id);
 534         RTE_SET_USED(dev);
 535         RTE_SET_USED(eth_dev);
 536         RTE_SET_USED(tx_queue_id);
 537         return 0;
 538 }
 539
 540 static int
 541 ssovf_eth_tx_adapter_queue_del(uint8_t id, const struct rte_eventdev *dev,
 542                 const struct rte_eth_dev *eth_dev, int32_t tx_queue_id)
 543 {
 544         RTE_SET_USED(id);
 545         RTE_SET_USED(dev);
 546         RTE_SET_USED(eth_dev);
 547         RTE_SET_USED(tx_queue_id);
 548         return 0;
 549 }
 550
 551 static int
 552 ssovf_eth_tx_adapter_start(uint8_t id, const struct rte_eventdev *dev)
 553 {
 554         RTE_SET_USED(id);
 555         RTE_SET_USED(dev);
 556         return 0;
 557 }
 558
 559 static int
 560 ssovf_eth_tx_adapter_stop(uint8_t id, const struct rte_eventdev *dev)
 561 {
 562         RTE_SET_USED(id);
 563         RTE_SET_USED(dev);
 564         return 0;
 565 }
 566
 567
 568 static void
 569 ssovf_dump(struct rte_eventdev *dev, FILE *f)
 570 {
 571         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 572         uint8_t port;
 573
 574         /* Dump SSOWVF debug registers */
 575         for (port = 0; port < edev->nb_event_ports; port++)
 576                 ssows_dump(dev->data->ports[port], f);
 577 }
 578
 579 static int
 580 ssovf_start(struct rte_eventdev *dev)
 581 {
 582         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 583         struct ssows *ws;
 584         uint8_t *base;
 585         uint8_t i;
 586
 587         ssovf_func_trace();
 588         for (i = 0; i < edev->nb_event_ports; i++) {
 589                 ws = dev->data->ports[i];
 590                 ssows_reset(ws);
 591                 ws->swtag_req = 0;
 592         }
 593
 594         for (i = 0; i < edev->nb_event_queues; i++) {
 595                 /* Consume all the events through HWS0 */
 596                 ssows_flush_events(dev->data->ports[0], i, NULL, NULL);
 597
 598                 base = ssovf_bar(OCTEONTX_SSO_GROUP, i, 0);
 599                 base += SSO_VHGRP_QCTL;
 600                 ssovf_write64(1, base); /* Enable SSO group */
 601         }
 602
 603         ssovf_fastpath_fns_set(dev);
 604         return 0;
 605 }
 606
 607 static void
 608 ssows_handle_event(void *arg, struct rte_event event)
 609 {
 610         struct rte_eventdev *dev = arg;
 611
 612         if (dev->dev_ops->dev_stop_flush != NULL)
 613                 dev->dev_ops->dev_stop_flush(dev->data->dev_id, event,
 614                                         dev->data->dev_stop_flush_arg);
 615 }
 616
 617 static void
 618 ssovf_stop(struct rte_eventdev *dev)
 619 {
 620         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 621         struct ssows *ws;
 622         uint8_t *base;
 623         uint8_t i;
 624
 625         ssovf_func_trace();
 626         for (i = 0; i < edev->nb_event_ports; i++) {
 627                 ws = dev->data->ports[i];
 628                 ssows_reset(ws);
 629                 ws->swtag_req = 0;
 630         }
 631
 632         for (i = 0; i < edev->nb_event_queues; i++) {
 633                 /* Consume all the events through HWS0 */
 634                 ssows_flush_events(dev->data->ports[0], i,
 635                                 ssows_handle_event, dev);
 636
 637                 base = ssovf_bar(OCTEONTX_SSO_GROUP, i, 0);
 638                 base += SSO_VHGRP_QCTL;
 639                 ssovf_write64(0, base); /* Disable SSO group */
 640         }
 641 }
 642
 643 static int
 644 ssovf_close(struct rte_eventdev *dev)
 645 {
 646         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 647         uint8_t all_queues[RTE_EVENT_MAX_QUEUES_PER_DEV];
 648         uint8_t i;
 649
 650         for (i = 0; i < edev->nb_event_queues; i++)
 651                 all_queues[i] = i;
 652
 653         for (i = 0; i < edev->nb_event_ports; i++)
 654                 ssovf_port_unlink(dev, dev->data->ports[i], all_queues,
 655                         edev->nb_event_queues);
 656         return 0;
 657 }
 658
 659 static int
 660 ssovf_selftest(const char *key __rte_unused, const char *value,
 661                 void *opaque)
 662 {
 663         int *flag = opaque;
 664         *flag = !!atoi(value);
 665         return 0;
 666 }
 667
 668 static int
 669 ssovf_timvf_caps_get(const struct rte_eventdev *dev, uint64_t flags,
 670                 uint32_t *caps, const struct rte_event_timer_adapter_ops **ops)
 671 {
 672         return timvf_timer_adapter_caps_get(dev, flags, caps, ops,
 673                         timvf_enable_stats);
 674 }
 675
 676 /* Initialize and register event driver with DPDK Application */
 677 static struct rte_eventdev_ops ssovf_ops = {
 678         .dev_infos_get    = ssovf_info_get,
 679         .dev_configure    = ssovf_configure,
 680         .queue_def_conf   = ssovf_queue_def_conf,
 681         .queue_setup      = ssovf_queue_setup,
 682         .queue_release    = ssovf_queue_release,
 683         .port_def_conf    = ssovf_port_def_conf,
 684         .port_setup       = ssovf_port_setup,
 685         .port_release     = ssovf_port_release,
 686         .port_link        = ssovf_port_link,
 687         .port_unlink      = ssovf_port_unlink,
 688         .timeout_ticks    = ssovf_timeout_ticks,
 689
 690         .eth_rx_adapter_caps_get  = ssovf_eth_rx_adapter_caps_get,
 691         .eth_rx_adapter_queue_add = ssovf_eth_rx_adapter_queue_add,
 692         .eth_rx_adapter_queue_del = ssovf_eth_rx_adapter_queue_del,
 693         .eth_rx_adapter_start = ssovf_eth_rx_adapter_start,
 694         .eth_rx_adapter_stop = ssovf_eth_rx_adapter_stop,
 695
 696         .eth_tx_adapter_caps_get = ssovf_eth_tx_adapter_caps_get,
 697         .eth_tx_adapter_create = ssovf_eth_tx_adapter_create,
 698         .eth_tx_adapter_free = ssovf_eth_tx_adapter_free,
 699         .eth_tx_adapter_queue_add = ssovf_eth_tx_adapter_queue_add,
 700         .eth_tx_adapter_queue_del = ssovf_eth_tx_adapter_queue_del,
 701         .eth_tx_adapter_start = ssovf_eth_tx_adapter_start,
 702         .eth_tx_adapter_stop = ssovf_eth_tx_adapter_stop,
 703
 704         .timer_adapter_caps_get = ssovf_timvf_caps_get,
 705
 706         .dev_selftest = test_eventdev_octeontx,
 707
 708         .dump             = ssovf_dump,
 709         .dev_start        = ssovf_start,
 710         .dev_stop         = ssovf_stop,
 711         .dev_close        = ssovf_close
 712 };
 713
 714 static int
 715 ssovf_vdev_probe(struct rte_vdev_device *vdev)
 716 {
 717         struct ssovf_info oinfo;
 718         struct ssovf_mbox_dev_info info;
 719         struct ssovf_evdev *edev;
 720         struct rte_eventdev *eventdev;
 721         static int ssovf_init_once;
 722         const char *name;
 723         const char *params;
 724         int ret;
 725         int selftest = 0;
 726
 727         static const char *const args[] = {
 728                 SSOVF_SELFTEST_ARG,
 729                 TIMVF_ENABLE_STATS_ARG,
 730                 NULL
 731         };
 732
 733         name = rte_vdev_device_name(vdev);
 734         /* More than one instance is not supported */
 735         if (ssovf_init_once) {
 736                 ssovf_log_err("Request to create >1 %s instance", name);
 737                 return -EINVAL;
 738         }
 739
 740         params = rte_vdev_device_args(vdev);
 741         if (params != NULL && params[0] != '\0') {
 742                 struct rte_kvargs *kvlist = rte_kvargs_parse(params, args);
 743
 744                 if (!kvlist) {
 745                         ssovf_log_info(
 746                                 "Ignoring unsupported params supplied '%s'",
 747                                 name);
 748                 } else {
 749                         int ret = rte_kvargs_process(kvlist,
 750                                         SSOVF_SELFTEST_ARG,
 751                                         ssovf_selftest, &selftest);
 752                         if (ret != 0) {
 753                                 ssovf_log_err("%s: Error in selftest", name);
 754                                 rte_kvargs_free(kvlist);
 755                                 return ret;
 756                         }
 757
 758                         ret = rte_kvargs_process(kvlist,
 759                                         TIMVF_ENABLE_STATS_ARG,
 760                                         ssovf_selftest, &timvf_enable_stats);
 761                         if (ret != 0) {
 762                                 ssovf_log_err("%s: Error in timvf stats", name);
 763                                 rte_kvargs_free(kvlist);
 764                                 return ret;
 765                         }
 766                 }
 767
 768                 rte_kvargs_free(kvlist);
 769         }
 770
 771         eventdev = rte_event_pmd_vdev_init(name, sizeof(struct ssovf_evdev),
 772                                 rte_socket_id());
 773         if (eventdev == NULL) {
 774                 ssovf_log_err("Failed to create eventdev vdev %s", name);
 775                 return -ENOMEM;
 776         }
 777         eventdev->dev_ops = &ssovf_ops;
 778
 779         /* For secondary processes, the primary has done all the work */
 780         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
 781                 ssovf_fastpath_fns_set(eventdev);
 782                 return 0;
 783         }
 784
 785         octeontx_mbox_init();
 786         ret = ssovf_info(&oinfo);
 787         if (ret) {
 788                 ssovf_log_err("Failed to probe and validate ssovfs %d", ret);
 789                 goto error;
 790         }
 791
 792         edev = ssovf_pmd_priv(eventdev);
 793         edev->max_event_ports = oinfo.total_ssowvfs;
 794         edev->max_event_queues = oinfo.total_ssovfs;
 795         edev->is_timeout_deq = 0;
 796
 797         ret = ssovf_mbox_dev_info(&info);
 798         if (ret < 0 || ret != sizeof(struct ssovf_mbox_dev_info)) {
 799                 ssovf_log_err("Failed to get mbox devinfo %d", ret);
 800                 goto error;
 801         }
 802
 803         edev->min_deq_timeout_ns = info.min_deq_timeout_ns;
 804         edev->max_deq_timeout_ns = info.max_deq_timeout_ns;
 805         edev->max_num_events =  info.max_num_events;
 806         ssovf_log_dbg("min_deq_tmo=%"PRId64" max_deq_tmo=%"PRId64" max_evts=%d",
 807                         info.min_deq_timeout_ns, info.max_deq_timeout_ns,
 808                         info.max_num_events);
 809
 810         if (!edev->max_event_ports || !edev->max_event_queues) {
 811                 ssovf_log_err("Not enough eventdev resource queues=%d ports=%d",
 812                         edev->max_event_queues, edev->max_event_ports);
 813                 ret = -ENODEV;
 814                 goto error;
 815         }
 816
 817         ssovf_log_info("Initializing %s domain=%d max_queues=%d max_ports=%d",
 818                         name, oinfo.domain, edev->max_event_queues,
 819                         edev->max_event_ports);
 820
 821         ssovf_init_once = 1;
 822         if (selftest)
 823                 test_eventdev_octeontx();
 824         return 0;
 825
 826 error:
 827         rte_event_pmd_vdev_uninit(name);
 828         return ret;
 829 }
 830
 831 static int
 832 ssovf_vdev_remove(struct rte_vdev_device *vdev)
 833 {
 834         const char *name;
 835
 836         name = rte_vdev_device_name(vdev);
 837         ssovf_log_info("Closing %s", name);
 838         return rte_event_pmd_vdev_uninit(name);
 839 }
 840
 841 static struct rte_vdev_driver vdev_ssovf_pmd = {
 842         .probe = ssovf_vdev_probe,
 843         .remove = ssovf_vdev_remove
 844 };
 845
 846 RTE_PMD_REGISTER_VDEV(EVENTDEV_NAME_OCTEONTX_PMD, vdev_ssovf_pmd);