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 static uint8_t timvf_enable_stats;
  24
  25 RTE_LOG_REGISTER(otx_logtype_ssovf, pmd.event.octeontx, NOTICE);
  26
  27 /* SSOPF Mailbox messages */
  28
  29 struct ssovf_mbox_dev_info {
  30         uint64_t min_deq_timeout_ns;
  31         uint64_t max_deq_timeout_ns;
  32         uint32_t max_num_events;
  33 };
  34
  35 static int
  36 ssovf_mbox_dev_info(struct ssovf_mbox_dev_info *info)
  37 {
  38         struct octeontx_mbox_hdr hdr = {0};
  39         uint16_t len = sizeof(struct ssovf_mbox_dev_info);
  40
  41         hdr.coproc = SSO_COPROC;
  42         hdr.msg = SSO_GET_DEV_INFO;
  43         hdr.vfid = 0;
  44
  45         memset(info, 0, len);
  46         return octeontx_mbox_send(&hdr, NULL, 0, info, len);
  47 }
  48
  49 struct ssovf_mbox_getwork_wait {
  50         uint64_t wait_ns;
  51 };
  52
  53 static int
  54 ssovf_mbox_getwork_tmo_set(uint32_t timeout_ns)
  55 {
  56         struct octeontx_mbox_hdr hdr = {0};
  57         struct ssovf_mbox_getwork_wait tmo_set;
  58         uint16_t len = sizeof(struct ssovf_mbox_getwork_wait);
  59         int ret;
  60
  61         hdr.coproc = SSO_COPROC;
  62         hdr.msg = SSO_SET_GETWORK_WAIT;
  63         hdr.vfid = 0;
  64
  65         tmo_set.wait_ns = timeout_ns;
  66         ret = octeontx_mbox_send(&hdr, &tmo_set, len, NULL, 0);
  67         if (ret)
  68                 ssovf_log_err("Failed to set getwork timeout(%d)", ret);
  69
  70         return ret;
  71 }
  72
  73 struct ssovf_mbox_grp_pri {
  74         uint8_t vhgrp_id;
  75         uint8_t wgt_left; /* Read only */
  76         uint8_t weight;
  77         uint8_t affinity;
  78         uint8_t priority;
  79 };
  80
  81 static int
  82 ssovf_mbox_priority_set(uint8_t queue, uint8_t prio)
  83 {
  84         struct octeontx_mbox_hdr hdr = {0};
  85         struct ssovf_mbox_grp_pri grp;
  86         uint16_t len = sizeof(struct ssovf_mbox_grp_pri);
  87         int ret;
  88
  89         hdr.coproc = SSO_COPROC;
  90         hdr.msg = SSO_GRP_SET_PRIORITY;
  91         hdr.vfid = queue;
  92
  93         grp.vhgrp_id = queue;
  94         grp.weight = 0xff;
  95         grp.affinity = 0xff;
  96         grp.priority = prio / 32; /* Normalize to 0 to 7 */
  97
  98         ret = octeontx_mbox_send(&hdr, &grp, len, NULL, 0);
  99         if (ret)
 100                 ssovf_log_err("Failed to set grp=%d prio=%d", queue, prio);
 101
 102         return ret;
 103 }
 104
 105 struct ssovf_mbox_convert_ns_getworks_iter {
 106         uint64_t wait_ns;
 107         uint32_t getwork_iter;/* Get_work iterations for the given wait_ns */
 108 };
 109
 110 static int
 111 ssovf_mbox_timeout_ticks(uint64_t ns, uint64_t *tmo_ticks)
 112 {
 113         struct octeontx_mbox_hdr hdr = {0};
 114         struct ssovf_mbox_convert_ns_getworks_iter ns2iter;
 115         uint16_t len = sizeof(ns2iter);
 116         int ret;
 117
 118         hdr.coproc = SSO_COPROC;
 119         hdr.msg = SSO_CONVERT_NS_GETWORK_ITER;
 120         hdr.vfid = 0;
 121
 122         memset(&ns2iter, 0, len);
 123         ns2iter.wait_ns = ns;
 124         ret = octeontx_mbox_send(&hdr, &ns2iter, len, &ns2iter, len);
 125         if (ret < 0 || (ret != len)) {
 126                 ssovf_log_err("Failed to get tmo ticks ns=%"PRId64"", ns);
 127                 return -EIO;
 128         }
 129
 130         *tmo_ticks = ns2iter.getwork_iter;
 131         return 0;
 132 }
 133
 134 static void
 135 ssovf_info_get(struct rte_eventdev *dev, struct rte_event_dev_info *dev_info)
 136 {
 137         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 138
 139         dev_info->driver_name = RTE_STR(EVENTDEV_NAME_OCTEONTX_PMD);
 140         dev_info->min_dequeue_timeout_ns = edev->min_deq_timeout_ns;
 141         dev_info->max_dequeue_timeout_ns = edev->max_deq_timeout_ns;
 142         dev_info->max_event_queues = edev->max_event_queues;
 143         dev_info->max_event_queue_flows = (1ULL << 20);
 144         dev_info->max_event_queue_priority_levels = 8;
 145         dev_info->max_event_priority_levels = 1;
 146         dev_info->max_event_ports = edev->max_event_ports;
 147         dev_info->max_event_port_dequeue_depth = 1;
 148         dev_info->max_event_port_enqueue_depth = 1;
 149         dev_info->max_num_events =  edev->max_num_events;
 150         dev_info->event_dev_cap = RTE_EVENT_DEV_CAP_QUEUE_QOS |
 151                                         RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED |
 152                                         RTE_EVENT_DEV_CAP_QUEUE_ALL_TYPES|
 153                                         RTE_EVENT_DEV_CAP_RUNTIME_PORT_LINK |
 154                                         RTE_EVENT_DEV_CAP_MULTIPLE_QUEUE_PORT |
 155                                         RTE_EVENT_DEV_CAP_NONSEQ_MODE;
 156
 157 }
 158
 159 static int
 160 ssovf_configure(const struct rte_eventdev *dev)
 161 {
 162         struct rte_event_dev_config *conf = &dev->data->dev_conf;
 163         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 164         uint64_t deq_tmo_ns;
 165
 166         ssovf_func_trace();
 167         deq_tmo_ns = conf->dequeue_timeout_ns;
 168         if (deq_tmo_ns == 0)
 169                 deq_tmo_ns = edev->min_deq_timeout_ns;
 170
 171         if (conf->event_dev_cfg & RTE_EVENT_DEV_CFG_PER_DEQUEUE_TIMEOUT) {
 172                 edev->is_timeout_deq = 1;
 173                 deq_tmo_ns = edev->min_deq_timeout_ns;
 174         }
 175         edev->nb_event_queues = conf->nb_event_queues;
 176         edev->nb_event_ports = conf->nb_event_ports;
 177
 178         return ssovf_mbox_getwork_tmo_set(deq_tmo_ns);
 179 }
 180
 181 static void
 182 ssovf_queue_def_conf(struct rte_eventdev *dev, uint8_t queue_id,
 183                                  struct rte_event_queue_conf *queue_conf)
 184 {
 185         RTE_SET_USED(dev);
 186         RTE_SET_USED(queue_id);
 187
 188         queue_conf->nb_atomic_flows = (1ULL << 20);
 189         queue_conf->nb_atomic_order_sequences = (1ULL << 20);
 190         queue_conf->event_queue_cfg = RTE_EVENT_QUEUE_CFG_ALL_TYPES;
 191         queue_conf->priority = RTE_EVENT_DEV_PRIORITY_NORMAL;
 192 }
 193
 194 static void
 195 ssovf_queue_release(struct rte_eventdev *dev, uint8_t queue_id)
 196 {
 197         RTE_SET_USED(dev);
 198         RTE_SET_USED(queue_id);
 199 }
 200
 201 static int
 202 ssovf_queue_setup(struct rte_eventdev *dev, uint8_t queue_id,
 203                               const struct rte_event_queue_conf *queue_conf)
 204 {
 205         RTE_SET_USED(dev);
 206         ssovf_func_trace("queue=%d prio=%d", queue_id, queue_conf->priority);
 207
 208         return ssovf_mbox_priority_set(queue_id, queue_conf->priority);
 209 }
 210
 211 static void
 212 ssovf_port_def_conf(struct rte_eventdev *dev, uint8_t port_id,
 213                                  struct rte_event_port_conf *port_conf)
 214 {
 215         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 216
 217         RTE_SET_USED(port_id);
 218         port_conf->new_event_threshold = edev->max_num_events;
 219         port_conf->dequeue_depth = 1;
 220         port_conf->enqueue_depth = 1;
 221         port_conf->disable_implicit_release = 0;
 222 }
 223
 224 static void
 225 ssovf_port_release(void *port)
 226 {
 227         rte_free(port);
 228 }
 229
 230 static int
 231 ssovf_port_setup(struct rte_eventdev *dev, uint8_t port_id,
 232                                 const struct rte_event_port_conf *port_conf)
 233 {
 234         struct ssows *ws;
 235         uint32_t reg_off;
 236         uint8_t q;
 237         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 238
 239         ssovf_func_trace("port=%d", port_id);
 240         RTE_SET_USED(port_conf);
 241
 242         /* Free memory prior to re-allocation if needed */
 243         if (dev->data->ports[port_id] != NULL) {
 244                 ssovf_port_release(dev->data->ports[port_id]);
 245                 dev->data->ports[port_id] = NULL;
 246         }
 247
 248         /* Allocate event port memory */
 249         ws = rte_zmalloc_socket("eventdev ssows",
 250                         sizeof(struct ssows), RTE_CACHE_LINE_SIZE,
 251                         dev->data->socket_id);
 252         if (ws == NULL) {
 253                 ssovf_log_err("Failed to alloc memory for port=%d", port_id);
 254                 return -ENOMEM;
 255         }
 256
 257         ws->base = ssovf_bar(OCTEONTX_SSO_HWS, port_id, 0);
 258         if (ws->base == NULL) {
 259                 rte_free(ws);
 260                 ssovf_log_err("Failed to get hws base addr port=%d", port_id);
 261                 return -EINVAL;
 262         }
 263
 264         reg_off = SSOW_VHWS_OP_GET_WORK0;
 265         reg_off |= 1 << 4; /* Index_ggrp_mask (Use maskset zero) */
 266         reg_off |= 1 << 16; /* Wait */
 267         ws->getwork = ws->base + reg_off;
 268         ws->port = port_id;
 269         ws->lookup_mem = octeontx_fastpath_lookup_mem_get();
 270
 271         for (q = 0; q < edev->nb_event_queues; q++) {
 272                 ws->grps[q] = ssovf_bar(OCTEONTX_SSO_GROUP, q, 2);
 273                 if (ws->grps[q] == NULL) {
 274                         rte_free(ws);
 275                         ssovf_log_err("Failed to get grp%d base addr", q);
 276                         return -EINVAL;
 277                 }
 278         }
 279
 280         dev->data->ports[port_id] = ws;
 281         ssovf_log_dbg("port=%d ws=%p", port_id, ws);
 282         return 0;
 283 }
 284
 285 static int
 286 ssovf_port_link(struct rte_eventdev *dev, void *port, const uint8_t queues[],
 287                 const uint8_t priorities[], uint16_t nb_links)
 288 {
 289         uint16_t link;
 290         uint64_t val;
 291         struct ssows *ws = port;
 292
 293         ssovf_func_trace("port=%d nb_links=%d", ws->port, nb_links);
 294         RTE_SET_USED(dev);
 295         RTE_SET_USED(priorities);
 296
 297         for (link = 0; link < nb_links; link++) {
 298                 val = queues[link];
 299                 val |= (1ULL << 24); /* Set membership */
 300                 ssovf_write64(val, ws->base + SSOW_VHWS_GRPMSK_CHGX(0));
 301         }
 302         return (int)nb_links;
 303 }
 304
 305 static int
 306 ssovf_port_unlink(struct rte_eventdev *dev, void *port, uint8_t queues[],
 307                         uint16_t nb_unlinks)
 308 {
 309         uint16_t unlink;
 310         uint64_t val;
 311         struct ssows *ws = port;
 312
 313         ssovf_func_trace("port=%d nb_links=%d", ws->port, nb_unlinks);
 314         RTE_SET_USED(dev);
 315
 316         for (unlink = 0; unlink < nb_unlinks; unlink++) {
 317                 val = queues[unlink];
 318                 val &= ~(1ULL << 24); /* Clear membership */
 319                 ssovf_write64(val, ws->base + SSOW_VHWS_GRPMSK_CHGX(0));
 320         }
 321         return (int)nb_unlinks;
 322 }
 323
 324 static int
 325 ssovf_timeout_ticks(struct rte_eventdev *dev, uint64_t ns, uint64_t *tmo_ticks)
 326 {
 327         RTE_SET_USED(dev);
 328
 329         return ssovf_mbox_timeout_ticks(ns, tmo_ticks);
 330 }
 331
 332 static void
 333 ssows_dump(struct ssows *ws, FILE *f)
 334 {
 335         uint8_t *base = ws->base;
 336         uint64_t val;
 337
 338         fprintf(f, "\t---------------port%d---------------\n", ws->port);
 339         val = ssovf_read64(base + SSOW_VHWS_TAG);
 340         fprintf(f, "\ttag=0x%x tt=%d head=%d tail=%d grp=%d index=%d tail=%d\n",
 341                 (uint32_t)(val & 0xffffffff), (int)(val >> 32) & 0x3,
 342                 (int)(val >> 34) & 0x1, (int)(val >> 35) & 0x1,
 343                 (int)(val >> 36) & 0x3ff, (int)(val >> 48) & 0x3ff,
 344                 (int)(val >> 63) & 0x1);
 345
 346         val = ssovf_read64(base + SSOW_VHWS_WQP);
 347         fprintf(f, "\twqp=0x%"PRIx64"\n", val);
 348
 349         val = ssovf_read64(base + SSOW_VHWS_LINKS);
 350         fprintf(f, "\tindex=%d valid=%d revlink=%d tail=%d head=%d grp=%d\n",
 351                 (int)(val & 0x3ff), (int)(val >> 10) & 0x1,
 352                 (int)(val >> 11) & 0x3ff, (int)(val >> 26) & 0x1,
 353                 (int)(val >> 27) & 0x1, (int)(val >> 28) & 0x3ff);
 354
 355         val = ssovf_read64(base + SSOW_VHWS_PENDTAG);
 356         fprintf(f, "\tptag=0x%x ptt=%d pgwi=%d pdesc=%d pgw=%d pgww=%d ps=%d\n",
 357                 (uint32_t)(val & 0xffffffff), (int)(val >> 32) & 0x3,
 358                 (int)(val >> 56) & 0x1, (int)(val >> 58) & 0x1,
 359                 (int)(val >> 61) & 0x1, (int)(val >> 62) & 0x1,
 360                 (int)(val >> 63) & 0x1);
 361
 362         val = ssovf_read64(base + SSOW_VHWS_PENDWQP);
 363         fprintf(f, "\tpwqp=0x%"PRIx64"\n", val);
 364 }
 365
 366 static int
 367 ssovf_eth_rx_adapter_caps_get(const struct rte_eventdev *dev,
 368                 const struct rte_eth_dev *eth_dev, uint32_t *caps)
 369 {
 370         int ret;
 371         RTE_SET_USED(dev);
 372
 373         ret = strncmp(eth_dev->data->name, "eth_octeontx", 12);
 374         if (ret)
 375                 *caps = RTE_EVENT_ETH_RX_ADAPTER_SW_CAP;
 376         else
 377                 *caps = RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT;
 378
 379         return 0;
 380 }
 381
 382 static int
 383 ssovf_eth_rx_adapter_queue_add(const struct rte_eventdev *dev,
 384                 const struct rte_eth_dev *eth_dev, int32_t rx_queue_id,
 385                 const struct rte_event_eth_rx_adapter_queue_conf *queue_conf)
 386 {
 387         int ret = 0;
 388         const struct octeontx_nic *nic = eth_dev->data->dev_private;
 389         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 390         pki_mod_qos_t pki_qos;
 391         RTE_SET_USED(dev);
 392
 393         ret = strncmp(eth_dev->data->name, "eth_octeontx", 12);
 394         if (ret)
 395                 return -EINVAL;
 396
 397         if (rx_queue_id >= 0)
 398                 return -EINVAL;
 399
 400         if (queue_conf->ev.sched_type == RTE_SCHED_TYPE_PARALLEL)
 401                 return -ENOTSUP;
 402
 403         memset(&pki_qos, 0, sizeof(pki_mod_qos_t));
 404
 405         pki_qos.port_type = 0;
 406         pki_qos.index = 0;
 407         pki_qos.mmask.f_tag_type = 1;
 408         pki_qos.mmask.f_port_add = 1;
 409         pki_qos.mmask.f_grp_ok = 1;
 410         pki_qos.mmask.f_grp_bad = 1;
 411         pki_qos.mmask.f_grptag_ok = 1;
 412         pki_qos.mmask.f_grptag_bad = 1;
 413
 414         pki_qos.qos_entry.tag_type = queue_conf->ev.sched_type;
 415         pki_qos.qos_entry.port_add = 0;
 416         pki_qos.qos_entry.ggrp_ok = queue_conf->ev.queue_id;
 417         pki_qos.qos_entry.ggrp_bad = queue_conf->ev.queue_id;
 418         pki_qos.qos_entry.grptag_bad = 0;
 419         pki_qos.qos_entry.grptag_ok = 0;
 420
 421         ret = octeontx_pki_port_modify_qos(nic->port_id, &pki_qos);
 422         if (ret < 0)
 423                 ssovf_log_err("failed to modify QOS, port=%d, q=%d",
 424                                 nic->port_id, queue_conf->ev.queue_id);
 425
 426         edev->rx_offload_flags = nic->rx_offload_flags;
 427         edev->tx_offload_flags = nic->tx_offload_flags;
 428         return ret;
 429 }
 430
 431 static int
 432 ssovf_eth_rx_adapter_queue_del(const struct rte_eventdev *dev,
 433                 const struct rte_eth_dev *eth_dev, int32_t rx_queue_id)
 434 {
 435         int ret = 0;
 436         const struct octeontx_nic *nic = eth_dev->data->dev_private;
 437         pki_del_qos_t pki_qos;
 438         RTE_SET_USED(dev);
 439
 440         ret = strncmp(eth_dev->data->name, "eth_octeontx", 12);
 441         if (ret)
 442                 return -EINVAL;
 443
 444         pki_qos.port_type = 0;
 445         pki_qos.index = 0;
 446         memset(&pki_qos, 0, sizeof(pki_del_qos_t));
 447         ret = octeontx_pki_port_delete_qos(nic->port_id, &pki_qos);
 448         if (ret < 0)
 449                 ssovf_log_err("Failed to delete QOS port=%d, q=%d",
 450                                 nic->port_id, rx_queue_id);
 451         return ret;
 452 }
 453
 454 static int
 455 ssovf_eth_rx_adapter_start(const struct rte_eventdev *dev,
 456                                         const struct rte_eth_dev *eth_dev)
 457 {
 458         RTE_SET_USED(dev);
 459         RTE_SET_USED(eth_dev);
 460
 461         return 0;
 462 }
 463
 464
 465 static int
 466 ssovf_eth_rx_adapter_stop(const struct rte_eventdev *dev,
 467                 const struct rte_eth_dev *eth_dev)
 468 {
 469         RTE_SET_USED(dev);
 470         RTE_SET_USED(eth_dev);
 471
 472         return 0;
 473 }
 474
 475 static int
 476 ssovf_eth_tx_adapter_caps_get(const struct rte_eventdev *dev,
 477                 const struct rte_eth_dev *eth_dev, uint32_t *caps)
 478 {
 479         int ret;
 480         RTE_SET_USED(dev);
 481
 482         ret = strncmp(eth_dev->data->name, "eth_octeontx", 12);
 483         if (ret)
 484                 *caps = 0;
 485         else
 486                 *caps = RTE_EVENT_ETH_TX_ADAPTER_CAP_INTERNAL_PORT;
 487
 488         return 0;
 489 }
 490
 491 static int
 492 ssovf_eth_tx_adapter_create(uint8_t id, const struct rte_eventdev *dev)
 493 {
 494         RTE_SET_USED(id);
 495         RTE_SET_USED(dev);
 496         return 0;
 497 }
 498
 499 static int
 500 ssovf_eth_tx_adapter_free(uint8_t id, const struct rte_eventdev *dev)
 501 {
 502         RTE_SET_USED(id);
 503         RTE_SET_USED(dev);
 504         return 0;
 505 }
 506
 507 static int
 508 ssovf_eth_tx_adapter_queue_add(uint8_t id, const struct rte_eventdev *dev,
 509                 const struct rte_eth_dev *eth_dev, int32_t tx_queue_id)
 510 {
 511         RTE_SET_USED(id);
 512         RTE_SET_USED(dev);
 513         RTE_SET_USED(eth_dev);
 514         RTE_SET_USED(tx_queue_id);
 515         return 0;
 516 }
 517
 518 static int
 519 ssovf_eth_tx_adapter_queue_del(uint8_t id, const struct rte_eventdev *dev,
 520                 const struct rte_eth_dev *eth_dev, int32_t tx_queue_id)
 521 {
 522         RTE_SET_USED(id);
 523         RTE_SET_USED(dev);
 524         RTE_SET_USED(eth_dev);
 525         RTE_SET_USED(tx_queue_id);
 526         return 0;
 527 }
 528
 529 static int
 530 ssovf_eth_tx_adapter_start(uint8_t id, const struct rte_eventdev *dev)
 531 {
 532         RTE_SET_USED(id);
 533         RTE_SET_USED(dev);
 534         return 0;
 535 }
 536
 537 static int
 538 ssovf_eth_tx_adapter_stop(uint8_t id, const struct rte_eventdev *dev)
 539 {
 540         RTE_SET_USED(id);
 541         RTE_SET_USED(dev);
 542         return 0;
 543 }
 544
 545
 546 static void
 547 ssovf_dump(struct rte_eventdev *dev, FILE *f)
 548 {
 549         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 550         uint8_t port;
 551
 552         /* Dump SSOWVF debug registers */
 553         for (port = 0; port < edev->nb_event_ports; port++)
 554                 ssows_dump(dev->data->ports[port], f);
 555 }
 556
 557 static int
 558 ssovf_start(struct rte_eventdev *dev)
 559 {
 560         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 561         struct ssows *ws;
 562         uint8_t *base;
 563         uint8_t i;
 564
 565         ssovf_func_trace();
 566         for (i = 0; i < edev->nb_event_ports; i++) {
 567                 ws = dev->data->ports[i];
 568                 ssows_reset(ws);
 569                 ws->swtag_req = 0;
 570         }
 571
 572         for (i = 0; i < edev->nb_event_queues; i++) {
 573                 /* Consume all the events through HWS0 */
 574                 ssows_flush_events(dev->data->ports[0], i, NULL, NULL);
 575
 576                 base = ssovf_bar(OCTEONTX_SSO_GROUP, i, 0);
 577                 base += SSO_VHGRP_QCTL;
 578                 ssovf_write64(1, base); /* Enable SSO group */
 579         }
 580
 581         ssovf_fastpath_fns_set(dev);
 582         return 0;
 583 }
 584
 585 static void
 586 ssows_handle_event(void *arg, struct rte_event event)
 587 {
 588         struct rte_eventdev *dev = arg;
 589
 590         if (dev->dev_ops->dev_stop_flush != NULL)
 591                 dev->dev_ops->dev_stop_flush(dev->data->dev_id, event,
 592                                         dev->data->dev_stop_flush_arg);
 593 }
 594
 595 static void
 596 ssovf_stop(struct rte_eventdev *dev)
 597 {
 598         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 599         struct ssows *ws;
 600         uint8_t *base;
 601         uint8_t i;
 602
 603         ssovf_func_trace();
 604         for (i = 0; i < edev->nb_event_ports; i++) {
 605                 ws = dev->data->ports[i];
 606                 ssows_reset(ws);
 607                 ws->swtag_req = 0;
 608         }
 609
 610         for (i = 0; i < edev->nb_event_queues; i++) {
 611                 /* Consume all the events through HWS0 */
 612                 ssows_flush_events(dev->data->ports[0], i,
 613                                 ssows_handle_event, dev);
 614
 615                 base = ssovf_bar(OCTEONTX_SSO_GROUP, i, 0);
 616                 base += SSO_VHGRP_QCTL;
 617                 ssovf_write64(0, base); /* Disable SSO group */
 618         }
 619 }
 620
 621 static int
 622 ssovf_close(struct rte_eventdev *dev)
 623 {
 624         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 625         uint8_t all_queues[RTE_EVENT_MAX_QUEUES_PER_DEV];
 626         uint8_t i;
 627
 628         for (i = 0; i < edev->nb_event_queues; i++)
 629                 all_queues[i] = i;
 630
 631         for (i = 0; i < edev->nb_event_ports; i++)
 632                 ssovf_port_unlink(dev, dev->data->ports[i], all_queues,
 633                         edev->nb_event_queues);
 634         return 0;
 635 }
 636
 637 static int
 638 ssovf_selftest(const char *key __rte_unused, const char *value,
 639                 void *opaque)
 640 {
 641         int *flag = opaque;
 642         *flag = !!atoi(value);
 643         return 0;
 644 }
 645
 646 static int
 647 ssovf_timvf_caps_get(const struct rte_eventdev *dev, uint64_t flags,
 648                 uint32_t *caps, const struct rte_event_timer_adapter_ops **ops)
 649 {
 650         return timvf_timer_adapter_caps_get(dev, flags, caps, ops,
 651                         timvf_enable_stats);
 652 }
 653
 654 /* Initialize and register event driver with DPDK Application */
 655 static struct rte_eventdev_ops ssovf_ops = {
 656         .dev_infos_get    = ssovf_info_get,
 657         .dev_configure    = ssovf_configure,
 658         .queue_def_conf   = ssovf_queue_def_conf,
 659         .queue_setup      = ssovf_queue_setup,
 660         .queue_release    = ssovf_queue_release,
 661         .port_def_conf    = ssovf_port_def_conf,
 662         .port_setup       = ssovf_port_setup,
 663         .port_release     = ssovf_port_release,
 664         .port_link        = ssovf_port_link,
 665         .port_unlink      = ssovf_port_unlink,
 666         .timeout_ticks    = ssovf_timeout_ticks,
 667
 668         .eth_rx_adapter_caps_get  = ssovf_eth_rx_adapter_caps_get,
 669         .eth_rx_adapter_queue_add = ssovf_eth_rx_adapter_queue_add,
 670         .eth_rx_adapter_queue_del = ssovf_eth_rx_adapter_queue_del,
 671         .eth_rx_adapter_start = ssovf_eth_rx_adapter_start,
 672         .eth_rx_adapter_stop = ssovf_eth_rx_adapter_stop,
 673
 674         .eth_tx_adapter_caps_get = ssovf_eth_tx_adapter_caps_get,
 675         .eth_tx_adapter_create = ssovf_eth_tx_adapter_create,
 676         .eth_tx_adapter_free = ssovf_eth_tx_adapter_free,
 677         .eth_tx_adapter_queue_add = ssovf_eth_tx_adapter_queue_add,
 678         .eth_tx_adapter_queue_del = ssovf_eth_tx_adapter_queue_del,
 679         .eth_tx_adapter_start = ssovf_eth_tx_adapter_start,
 680         .eth_tx_adapter_stop = ssovf_eth_tx_adapter_stop,
 681
 682         .timer_adapter_caps_get = ssovf_timvf_caps_get,
 683
 684         .dev_selftest = test_eventdev_octeontx,
 685
 686         .dump             = ssovf_dump,
 687         .dev_start        = ssovf_start,
 688         .dev_stop         = ssovf_stop,
 689         .dev_close        = ssovf_close
 690 };
 691
 692 static int
 693 ssovf_vdev_probe(struct rte_vdev_device *vdev)
 694 {
 695         struct ssovf_info oinfo;
 696         struct ssovf_mbox_dev_info info;
 697         struct ssovf_evdev *edev;
 698         struct rte_eventdev *eventdev;
 699         static int ssovf_init_once;
 700         const char *name;
 701         const char *params;
 702         int ret;
 703         int selftest = 0;
 704
 705         static const char *const args[] = {
 706                 SSOVF_SELFTEST_ARG,
 707                 TIMVF_ENABLE_STATS_ARG,
 708                 NULL
 709         };
 710
 711         name = rte_vdev_device_name(vdev);
 712         /* More than one instance is not supported */
 713         if (ssovf_init_once) {
 714                 ssovf_log_err("Request to create >1 %s instance", name);
 715                 return -EINVAL;
 716         }
 717
 718         params = rte_vdev_device_args(vdev);
 719         if (params != NULL && params[0] != '\0') {
 720                 struct rte_kvargs *kvlist = rte_kvargs_parse(params, args);
 721
 722                 if (!kvlist) {
 723                         ssovf_log_info(
 724                                 "Ignoring unsupported params supplied '%s'",
 725                                 name);
 726                 } else {
 727                         int ret = rte_kvargs_process(kvlist,
 728                                         SSOVF_SELFTEST_ARG,
 729                                         ssovf_selftest, &selftest);
 730                         if (ret != 0) {
 731                                 ssovf_log_err("%s: Error in selftest", name);
 732                                 rte_kvargs_free(kvlist);
 733                                 return ret;
 734                         }
 735
 736                         ret = rte_kvargs_process(kvlist,
 737                                         TIMVF_ENABLE_STATS_ARG,
 738                                         ssovf_selftest, &timvf_enable_stats);
 739                         if (ret != 0) {
 740                                 ssovf_log_err("%s: Error in timvf stats", name);
 741                                 rte_kvargs_free(kvlist);
 742                                 return ret;
 743                         }
 744                 }
 745
 746                 rte_kvargs_free(kvlist);
 747         }
 748
 749         eventdev = rte_event_pmd_vdev_init(name, sizeof(struct ssovf_evdev),
 750                                 rte_socket_id());
 751         if (eventdev == NULL) {
 752                 ssovf_log_err("Failed to create eventdev vdev %s", name);
 753                 return -ENOMEM;
 754         }
 755         eventdev->dev_ops = &ssovf_ops;
 756
 757         /* For secondary processes, the primary has done all the work */
 758         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
 759                 ssovf_fastpath_fns_set(eventdev);
 760                 return 0;
 761         }
 762
 763         octeontx_mbox_init();
 764         ret = ssovf_info(&oinfo);
 765         if (ret) {
 766                 ssovf_log_err("Failed to probe and validate ssovfs %d", ret);
 767                 goto error;
 768         }
 769
 770         edev = ssovf_pmd_priv(eventdev);
 771         edev->max_event_ports = oinfo.total_ssowvfs;
 772         edev->max_event_queues = oinfo.total_ssovfs;
 773         edev->is_timeout_deq = 0;
 774
 775         ret = ssovf_mbox_dev_info(&info);
 776         if (ret < 0 || ret != sizeof(struct ssovf_mbox_dev_info)) {
 777                 ssovf_log_err("Failed to get mbox devinfo %d", ret);
 778                 goto error;
 779         }
 780
 781         edev->min_deq_timeout_ns = info.min_deq_timeout_ns;
 782         edev->max_deq_timeout_ns = info.max_deq_timeout_ns;
 783         edev->max_num_events =  info.max_num_events;
 784         ssovf_log_dbg("min_deq_tmo=%"PRId64" max_deq_tmo=%"PRId64" max_evts=%d",
 785                         info.min_deq_timeout_ns, info.max_deq_timeout_ns,
 786                         info.max_num_events);
 787
 788         if (!edev->max_event_ports || !edev->max_event_queues) {
 789                 ssovf_log_err("Not enough eventdev resource queues=%d ports=%d",
 790                         edev->max_event_queues, edev->max_event_ports);
 791                 ret = -ENODEV;
 792                 goto error;
 793         }
 794
 795         ssovf_log_info("Initializing %s domain=%d max_queues=%d max_ports=%d",
 796                         name, oinfo.domain, edev->max_event_queues,
 797                         edev->max_event_ports);
 798
 799         ssovf_init_once = 1;
 800         if (selftest)
 801                 test_eventdev_octeontx();
 802         return 0;
 803
 804 error:
 805         rte_event_pmd_vdev_uninit(name);
 806         return ret;
 807 }
 808
 809 static int
 810 ssovf_vdev_remove(struct rte_vdev_device *vdev)
 811 {
 812         const char *name;
 813
 814         name = rte_vdev_device_name(vdev);
 815         ssovf_log_info("Closing %s", name);
 816         return rte_event_pmd_vdev_uninit(name);
 817 }
 818
 819 static struct rte_vdev_driver vdev_ssovf_pmd = {
 820         .probe = ssovf_vdev_probe,
 821         .remove = ssovf_vdev_remove
 822 };
 823
 824 RTE_PMD_REGISTER_VDEV(EVENTDEV_NAME_OCTEONTX_PMD, vdev_ssovf_pmd);