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_cryptodev.h>
   9 #include <rte_debug.h>
  10 #include <rte_dev.h>
  11 #include <rte_eal.h>
  12 #include <ethdev_driver.h>
  13 #include <rte_event_eth_rx_adapter.h>
  14 #include <rte_kvargs.h>
  15 #include <rte_lcore.h>
  16 #include <rte_log.h>
  17 #include <rte_malloc.h>
  18 #include <rte_memory.h>
  19 #include <rte_bus_vdev.h>
  20
  21 #include "ssovf_evdev.h"
  22 #include "timvf_evdev.h"
  23 #include "otx_cryptodev_hw_access.h"
  24
  25 static uint8_t timvf_enable_stats;
  26
  27 RTE_LOG_REGISTER_DEFAULT(otx_logtype_ssovf, NOTICE);
  28
  29 /* SSOPF Mailbox messages */
  30
  31 struct ssovf_mbox_dev_info {
  32         uint64_t min_deq_timeout_ns;
  33         uint64_t max_deq_timeout_ns;
  34         uint32_t max_num_events;
  35 };
  36
  37 static int
  38 ssovf_mbox_dev_info(struct ssovf_mbox_dev_info *info)
  39 {
  40         struct octeontx_mbox_hdr hdr = {0};
  41         uint16_t len = sizeof(struct ssovf_mbox_dev_info);
  42
  43         hdr.coproc = SSO_COPROC;
  44         hdr.msg = SSO_GET_DEV_INFO;
  45         hdr.vfid = 0;
  46
  47         memset(info, 0, len);
  48         return octeontx_mbox_send(&hdr, NULL, 0, info, len);
  49 }
  50
  51 struct ssovf_mbox_getwork_wait {
  52         uint64_t wait_ns;
  53 };
  54
  55 static int
  56 ssovf_mbox_getwork_tmo_set(uint32_t timeout_ns)
  57 {
  58         struct octeontx_mbox_hdr hdr = {0};
  59         struct ssovf_mbox_getwork_wait tmo_set;
  60         uint16_t len = sizeof(struct ssovf_mbox_getwork_wait);
  61         int ret;
  62
  63         hdr.coproc = SSO_COPROC;
  64         hdr.msg = SSO_SET_GETWORK_WAIT;
  65         hdr.vfid = 0;
  66
  67         tmo_set.wait_ns = timeout_ns;
  68         ret = octeontx_mbox_send(&hdr, &tmo_set, len, NULL, 0);
  69         if (ret)
  70                 ssovf_log_err("Failed to set getwork timeout(%d)", ret);
  71
  72         return ret;
  73 }
  74
  75 struct ssovf_mbox_grp_pri {
  76         uint8_t vhgrp_id;
  77         uint8_t wgt_left; /* Read only */
  78         uint8_t weight;
  79         uint8_t affinity;
  80         uint8_t priority;
  81 };
  82
  83 static int
  84 ssovf_mbox_priority_set(uint8_t queue, uint8_t prio)
  85 {
  86         struct octeontx_mbox_hdr hdr = {0};
  87         struct ssovf_mbox_grp_pri grp;
  88         uint16_t len = sizeof(struct ssovf_mbox_grp_pri);
  89         int ret;
  90
  91         hdr.coproc = SSO_COPROC;
  92         hdr.msg = SSO_GRP_SET_PRIORITY;
  93         hdr.vfid = queue;
  94
  95         grp.vhgrp_id = queue;
  96         grp.weight = 0xff;
  97         grp.affinity = 0xff;
  98         grp.priority = prio / 32; /* Normalize to 0 to 7 */
  99
 100         ret = octeontx_mbox_send(&hdr, &grp, len, NULL, 0);
 101         if (ret)
 102                 ssovf_log_err("Failed to set grp=%d prio=%d", queue, prio);
 103
 104         return ret;
 105 }
 106
 107 struct ssovf_mbox_convert_ns_getworks_iter {
 108         uint64_t wait_ns;
 109         uint32_t getwork_iter;/* Get_work iterations for the given wait_ns */
 110 };
 111
 112 static int
 113 ssovf_mbox_timeout_ticks(uint64_t ns, uint64_t *tmo_ticks)
 114 {
 115         struct octeontx_mbox_hdr hdr = {0};
 116         struct ssovf_mbox_convert_ns_getworks_iter ns2iter;
 117         uint16_t len = sizeof(ns2iter);
 118         int ret;
 119
 120         hdr.coproc = SSO_COPROC;
 121         hdr.msg = SSO_CONVERT_NS_GETWORK_ITER;
 122         hdr.vfid = 0;
 123
 124         memset(&ns2iter, 0, len);
 125         ns2iter.wait_ns = ns;
 126         ret = octeontx_mbox_send(&hdr, &ns2iter, len, &ns2iter, len);
 127         if (ret < 0 || (ret != len)) {
 128                 ssovf_log_err("Failed to get tmo ticks ns=%"PRId64"", ns);
 129                 return -EIO;
 130         }
 131
 132         *tmo_ticks = ns2iter.getwork_iter;
 133         return 0;
 134 }
 135
 136 static void
 137 ssovf_info_get(struct rte_eventdev *dev, struct rte_event_dev_info *dev_info)
 138 {
 139         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 140
 141         dev_info->driver_name = RTE_STR(EVENTDEV_NAME_OCTEONTX_PMD);
 142         dev_info->min_dequeue_timeout_ns = edev->min_deq_timeout_ns;
 143         dev_info->max_dequeue_timeout_ns = edev->max_deq_timeout_ns;
 144         dev_info->max_event_queues = edev->max_event_queues;
 145         dev_info->max_event_queue_flows = (1ULL << 20);
 146         dev_info->max_event_queue_priority_levels = 8;
 147         dev_info->max_event_priority_levels = 1;
 148         dev_info->max_event_ports = edev->max_event_ports;
 149         dev_info->max_event_port_dequeue_depth = 1;
 150         dev_info->max_event_port_enqueue_depth = 1;
 151         dev_info->max_num_events =  edev->max_num_events;
 152         dev_info->event_dev_cap = RTE_EVENT_DEV_CAP_QUEUE_QOS |
 153                                         RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED |
 154                                         RTE_EVENT_DEV_CAP_QUEUE_ALL_TYPES|
 155                                         RTE_EVENT_DEV_CAP_RUNTIME_PORT_LINK |
 156                                         RTE_EVENT_DEV_CAP_MULTIPLE_QUEUE_PORT |
 157                                         RTE_EVENT_DEV_CAP_NONSEQ_MODE |
 158                                         RTE_EVENT_DEV_CAP_CARRY_FLOW_ID;
 159
 160 }
 161
 162 static int
 163 ssovf_configure(const struct rte_eventdev *dev)
 164 {
 165         struct rte_event_dev_config *conf = &dev->data->dev_conf;
 166         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 167         uint64_t deq_tmo_ns;
 168
 169         ssovf_func_trace();
 170         deq_tmo_ns = conf->dequeue_timeout_ns;
 171         if (deq_tmo_ns == 0)
 172                 deq_tmo_ns = edev->min_deq_timeout_ns;
 173
 174         if (conf->event_dev_cfg & RTE_EVENT_DEV_CFG_PER_DEQUEUE_TIMEOUT) {
 175                 edev->is_timeout_deq = 1;
 176                 deq_tmo_ns = edev->min_deq_timeout_ns;
 177         }
 178         edev->nb_event_queues = conf->nb_event_queues;
 179         edev->nb_event_ports = conf->nb_event_ports;
 180
 181         return ssovf_mbox_getwork_tmo_set(deq_tmo_ns);
 182 }
 183
 184 static void
 185 ssovf_queue_def_conf(struct rte_eventdev *dev, uint8_t queue_id,
 186                                  struct rte_event_queue_conf *queue_conf)
 187 {
 188         RTE_SET_USED(dev);
 189         RTE_SET_USED(queue_id);
 190
 191         queue_conf->nb_atomic_flows = (1ULL << 20);
 192         queue_conf->nb_atomic_order_sequences = (1ULL << 20);
 193         queue_conf->event_queue_cfg = RTE_EVENT_QUEUE_CFG_ALL_TYPES;
 194         queue_conf->priority = RTE_EVENT_DEV_PRIORITY_NORMAL;
 195 }
 196
 197 static void
 198 ssovf_queue_release(struct rte_eventdev *dev, uint8_t queue_id)
 199 {
 200         RTE_SET_USED(dev);
 201         RTE_SET_USED(queue_id);
 202 }
 203
 204 static int
 205 ssovf_queue_setup(struct rte_eventdev *dev, uint8_t queue_id,
 206                               const struct rte_event_queue_conf *queue_conf)
 207 {
 208         RTE_SET_USED(dev);
 209         ssovf_func_trace("queue=%d prio=%d", queue_id, queue_conf->priority);
 210
 211         return ssovf_mbox_priority_set(queue_id, queue_conf->priority);
 212 }
 213
 214 static void
 215 ssovf_port_def_conf(struct rte_eventdev *dev, uint8_t port_id,
 216                                  struct rte_event_port_conf *port_conf)
 217 {
 218         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 219
 220         RTE_SET_USED(port_id);
 221         port_conf->new_event_threshold = edev->max_num_events;
 222         port_conf->dequeue_depth = 1;
 223         port_conf->enqueue_depth = 1;
 224         port_conf->event_port_cfg = 0;
 225 }
 226
 227 static void
 228 ssovf_port_release(void *port)
 229 {
 230         rte_free(port);
 231 }
 232
 233 static int
 234 ssovf_port_setup(struct rte_eventdev *dev, uint8_t port_id,
 235                                 const struct rte_event_port_conf *port_conf)
 236 {
 237         struct ssows *ws;
 238         uint32_t reg_off;
 239         uint8_t q;
 240         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 241
 242         ssovf_func_trace("port=%d", port_id);
 243         RTE_SET_USED(port_conf);
 244
 245         /* Free memory prior to re-allocation if needed */
 246         if (dev->data->ports[port_id] != NULL) {
 247                 ssovf_port_release(dev->data->ports[port_id]);
 248                 dev->data->ports[port_id] = NULL;
 249         }
 250
 251         /* Allocate event port memory */
 252         ws = rte_zmalloc_socket("eventdev ssows",
 253                         sizeof(struct ssows), RTE_CACHE_LINE_SIZE,
 254                         dev->data->socket_id);
 255         if (ws == NULL) {
 256                 ssovf_log_err("Failed to alloc memory for port=%d", port_id);
 257                 return -ENOMEM;
 258         }
 259
 260         ws->base = ssovf_bar(OCTEONTX_SSO_HWS, port_id, 0);
 261         if (ws->base == NULL) {
 262                 rte_free(ws);
 263                 ssovf_log_err("Failed to get hws base addr port=%d", port_id);
 264                 return -EINVAL;
 265         }
 266
 267         reg_off = SSOW_VHWS_OP_GET_WORK0;
 268         reg_off |= 1 << 4; /* Index_ggrp_mask (Use maskset zero) */
 269         reg_off |= 1 << 16; /* Wait */
 270         ws->getwork = ws->base + reg_off;
 271         ws->port = port_id;
 272         ws->lookup_mem = octeontx_fastpath_lookup_mem_get();
 273
 274         for (q = 0; q < edev->nb_event_queues; q++) {
 275                 ws->grps[q] = ssovf_bar(OCTEONTX_SSO_GROUP, q, 2);
 276                 if (ws->grps[q] == NULL) {
 277                         rte_free(ws);
 278                         ssovf_log_err("Failed to get grp%d base addr", q);
 279                         return -EINVAL;
 280                 }
 281         }
 282
 283         dev->data->ports[port_id] = ws;
 284         ssovf_log_dbg("port=%d ws=%p", port_id, ws);
 285         return 0;
 286 }
 287
 288 static int
 289 ssovf_port_link(struct rte_eventdev *dev, void *port, const uint8_t queues[],
 290                 const uint8_t priorities[], uint16_t nb_links)
 291 {
 292         uint16_t link;
 293         uint64_t val;
 294         struct ssows *ws = port;
 295
 296         ssovf_func_trace("port=%d nb_links=%d", ws->port, nb_links);
 297         RTE_SET_USED(dev);
 298         RTE_SET_USED(priorities);
 299
 300         for (link = 0; link < nb_links; link++) {
 301                 val = queues[link];
 302                 val |= (1ULL << 24); /* Set membership */
 303                 ssovf_write64(val, ws->base + SSOW_VHWS_GRPMSK_CHGX(0));
 304         }
 305         return (int)nb_links;
 306 }
 307
 308 static int
 309 ssovf_port_unlink(struct rte_eventdev *dev, void *port, uint8_t queues[],
 310                         uint16_t nb_unlinks)
 311 {
 312         uint16_t unlink;
 313         uint64_t val;
 314         struct ssows *ws = port;
 315
 316         ssovf_func_trace("port=%d nb_links=%d", ws->port, nb_unlinks);
 317         RTE_SET_USED(dev);
 318
 319         for (unlink = 0; unlink < nb_unlinks; unlink++) {
 320                 val = queues[unlink];
 321                 val &= ~(1ULL << 24); /* Clear membership */
 322                 ssovf_write64(val, ws->base + SSOW_VHWS_GRPMSK_CHGX(0));
 323         }
 324         return (int)nb_unlinks;
 325 }
 326
 327 static int
 328 ssovf_timeout_ticks(struct rte_eventdev *dev, uint64_t ns, uint64_t *tmo_ticks)
 329 {
 330         RTE_SET_USED(dev);
 331
 332         return ssovf_mbox_timeout_ticks(ns, tmo_ticks);
 333 }
 334
 335 static void
 336 ssows_dump(struct ssows *ws, FILE *f)
 337 {
 338         uint8_t *base = ws->base;
 339         uint64_t val;
 340
 341         fprintf(f, "\t---------------port%d---------------\n", ws->port);
 342         val = ssovf_read64(base + SSOW_VHWS_TAG);
 343         fprintf(f, "\ttag=0x%x tt=%d head=%d tail=%d grp=%d index=%d tail=%d\n",
 344                 (uint32_t)(val & 0xffffffff), (int)(val >> 32) & 0x3,
 345                 (int)(val >> 34) & 0x1, (int)(val >> 35) & 0x1,
 346                 (int)(val >> 36) & 0x3ff, (int)(val >> 48) & 0x3ff,
 347                 (int)(val >> 63) & 0x1);
 348
 349         val = ssovf_read64(base + SSOW_VHWS_WQP);
 350         fprintf(f, "\twqp=0x%"PRIx64"\n", val);
 351
 352         val = ssovf_read64(base + SSOW_VHWS_LINKS);
 353         fprintf(f, "\tindex=%d valid=%d revlink=%d tail=%d head=%d grp=%d\n",
 354                 (int)(val & 0x3ff), (int)(val >> 10) & 0x1,
 355                 (int)(val >> 11) & 0x3ff, (int)(val >> 26) & 0x1,
 356                 (int)(val >> 27) & 0x1, (int)(val >> 28) & 0x3ff);
 357
 358         val = ssovf_read64(base + SSOW_VHWS_PENDTAG);
 359         fprintf(f, "\tptag=0x%x ptt=%d pgwi=%d pdesc=%d pgw=%d pgww=%d ps=%d\n",
 360                 (uint32_t)(val & 0xffffffff), (int)(val >> 32) & 0x3,
 361                 (int)(val >> 56) & 0x1, (int)(val >> 58) & 0x1,
 362                 (int)(val >> 61) & 0x1, (int)(val >> 62) & 0x1,
 363                 (int)(val >> 63) & 0x1);
 364
 365         val = ssovf_read64(base + SSOW_VHWS_PENDWQP);
 366         fprintf(f, "\tpwqp=0x%"PRIx64"\n", val);
 367 }
 368
 369 static int
 370 ssovf_eth_rx_adapter_caps_get(const struct rte_eventdev *dev,
 371                 const struct rte_eth_dev *eth_dev, uint32_t *caps)
 372 {
 373         int ret;
 374         RTE_SET_USED(dev);
 375
 376         ret = strncmp(eth_dev->data->name, "eth_octeontx", 12);
 377         if (ret)
 378                 *caps = RTE_EVENT_ETH_RX_ADAPTER_SW_CAP;
 379         else
 380                 *caps = RTE_EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT;
 381
 382         return 0;
 383 }
 384
 385 static int
 386 ssovf_eth_rx_adapter_queue_add(const struct rte_eventdev *dev,
 387                 const struct rte_eth_dev *eth_dev, int32_t rx_queue_id,
 388                 const struct rte_event_eth_rx_adapter_queue_conf *queue_conf)
 389 {
 390         const struct octeontx_nic *nic = eth_dev->data->dev_private;
 391         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 392         uint16_t free_idx = UINT16_MAX;
 393         struct octeontx_rxq *rxq;
 394         pki_mod_qos_t pki_qos;
 395         uint8_t found = false;
 396         int i, ret = 0;
 397         void *old_ptr;
 398
 399         ret = strncmp(eth_dev->data->name, "eth_octeontx", 12);
 400         if (ret)
 401                 return -EINVAL;
 402
 403         if (queue_conf->ev.sched_type == RTE_SCHED_TYPE_PARALLEL)
 404                 return -ENOTSUP;
 405
 406         /* eth_octeontx only supports one rq. */
 407         rx_queue_id = rx_queue_id == -1 ? 0 : rx_queue_id;
 408         rxq = eth_dev->data->rx_queues[rx_queue_id];
 409         /* Add rxq pool to list of used pools and reduce available events. */
 410         for (i = 0; i < edev->rxq_pools; i++) {
 411                 if (edev->rxq_pool_array[i] == (uintptr_t)rxq->pool) {
 412                         edev->rxq_pool_rcnt[i]++;
 413                         found = true;
 414                         break;
 415                 } else if (free_idx == UINT16_MAX &&
 416                            edev->rxq_pool_array[i] == 0) {
 417                         free_idx = i;
 418                 }
 419         }
 420
 421         if (!found) {
 422                 uint16_t idx;
 423
 424                 if (edev->available_events < rxq->pool->size) {
 425                         ssovf_log_err(
 426                                 "Max available events %"PRIu32" requested events in rxq pool %"PRIu32"",
 427                                 edev->available_events, rxq->pool->size);
 428                         return -ENOMEM;
 429                 }
 430
 431                 if (free_idx != UINT16_MAX) {
 432                         idx = free_idx;
 433                 } else {
 434                         old_ptr = edev->rxq_pool_array;
 435                         edev->rxq_pools++;
 436                         edev->rxq_pool_array = rte_realloc(
 437                                 edev->rxq_pool_array,
 438                                 sizeof(uint64_t) * edev->rxq_pools, 0);
 439                         if (edev->rxq_pool_array == NULL) {
 440                                 edev->rxq_pools--;
 441                                 edev->rxq_pool_array = old_ptr;
 442                                 return -ENOMEM;
 443                         }
 444
 445                         old_ptr = edev->rxq_pool_rcnt;
 446                         edev->rxq_pool_rcnt = rte_realloc(
 447                                 edev->rxq_pool_rcnt,
 448                                 sizeof(uint8_t) * edev->rxq_pools, 0);
 449                         if (edev->rxq_pool_rcnt == NULL) {
 450                                 edev->rxq_pools--;
 451                                 edev->rxq_pool_rcnt = old_ptr;
 452                                 return -ENOMEM;
 453                         }
 454                         idx = edev->rxq_pools - 1;
 455                 }
 456
 457                 edev->rxq_pool_array[idx] = (uintptr_t)rxq->pool;
 458                 edev->rxq_pool_rcnt[idx] = 1;
 459                 edev->available_events -= rxq->pool->size;
 460         }
 461
 462         memset(&pki_qos, 0, sizeof(pki_mod_qos_t));
 463
 464         pki_qos.port_type = 0;
 465         pki_qos.index = 0;
 466         pki_qos.mmask.f_tag_type = 1;
 467         pki_qos.mmask.f_port_add = 1;
 468         pki_qos.mmask.f_grp_ok = 1;
 469         pki_qos.mmask.f_grp_bad = 1;
 470         pki_qos.mmask.f_grptag_ok = 1;
 471         pki_qos.mmask.f_grptag_bad = 1;
 472
 473         pki_qos.qos_entry.tag_type = queue_conf->ev.sched_type;
 474         pki_qos.qos_entry.port_add = 0;
 475         pki_qos.qos_entry.ggrp_ok = queue_conf->ev.queue_id;
 476         pki_qos.qos_entry.ggrp_bad = queue_conf->ev.queue_id;
 477         pki_qos.qos_entry.grptag_bad = 0;
 478         pki_qos.qos_entry.grptag_ok = 0;
 479
 480         ret = octeontx_pki_port_modify_qos(nic->port_id, &pki_qos);
 481         if (ret < 0)
 482                 ssovf_log_err("failed to modify QOS, port=%d, q=%d",
 483                                 nic->port_id, queue_conf->ev.queue_id);
 484
 485         edev->rx_offload_flags = nic->rx_offload_flags;
 486         edev->tx_offload_flags = nic->tx_offload_flags;
 487         return ret;
 488 }
 489
 490 static int
 491 ssovf_eth_rx_adapter_queue_del(const struct rte_eventdev *dev,
 492                 const struct rte_eth_dev *eth_dev, int32_t rx_queue_id)
 493 {
 494         const struct octeontx_nic *nic = eth_dev->data->dev_private;
 495         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 496         struct octeontx_rxq *rxq;
 497         pki_del_qos_t pki_qos;
 498         uint8_t found = false;
 499         int i, ret = 0;
 500
 501         rx_queue_id = rx_queue_id == -1 ? 0 : rx_queue_id;
 502         rxq = eth_dev->data->rx_queues[rx_queue_id];
 503         for (i = 0; i < edev->rxq_pools; i++) {
 504                 if (edev->rxq_pool_array[i] == (uintptr_t)rxq->pool) {
 505                         found = true;
 506                         break;
 507                 }
 508         }
 509
 510         if (found) {
 511                 edev->rxq_pool_rcnt[i]--;
 512                 if (edev->rxq_pool_rcnt[i] == 0)
 513                         edev->rxq_pool_array[i] = 0;
 514                 edev->available_events += rxq->pool->size;
 515         }
 516
 517         ret = strncmp(eth_dev->data->name, "eth_octeontx", 12);
 518         if (ret)
 519                 return -EINVAL;
 520
 521         pki_qos.port_type = 0;
 522         pki_qos.index = 0;
 523         memset(&pki_qos, 0, sizeof(pki_del_qos_t));
 524         ret = octeontx_pki_port_delete_qos(nic->port_id, &pki_qos);
 525         if (ret < 0)
 526                 ssovf_log_err("Failed to delete QOS port=%d, q=%d",
 527                                 nic->port_id, rx_queue_id);
 528         return ret;
 529 }
 530
 531 static int
 532 ssovf_eth_rx_adapter_start(const struct rte_eventdev *dev,
 533                                         const struct rte_eth_dev *eth_dev)
 534 {
 535         RTE_SET_USED(dev);
 536         RTE_SET_USED(eth_dev);
 537
 538         return 0;
 539 }
 540
 541
 542 static int
 543 ssovf_eth_rx_adapter_stop(const struct rte_eventdev *dev,
 544                 const struct rte_eth_dev *eth_dev)
 545 {
 546         RTE_SET_USED(dev);
 547         RTE_SET_USED(eth_dev);
 548
 549         return 0;
 550 }
 551
 552 static int
 553 ssovf_eth_tx_adapter_caps_get(const struct rte_eventdev *dev,
 554                 const struct rte_eth_dev *eth_dev, uint32_t *caps)
 555 {
 556         int ret;
 557         RTE_SET_USED(dev);
 558
 559         ret = strncmp(eth_dev->data->name, "eth_octeontx", 12);
 560         if (ret)
 561                 *caps = 0;
 562         else
 563                 *caps = RTE_EVENT_ETH_TX_ADAPTER_CAP_INTERNAL_PORT;
 564
 565         return 0;
 566 }
 567
 568 static int
 569 ssovf_eth_tx_adapter_create(uint8_t id, const struct rte_eventdev *dev)
 570 {
 571         RTE_SET_USED(id);
 572         RTE_SET_USED(dev);
 573         return 0;
 574 }
 575
 576 static int
 577 ssovf_eth_tx_adapter_free(uint8_t id, const struct rte_eventdev *dev)
 578 {
 579         RTE_SET_USED(id);
 580         RTE_SET_USED(dev);
 581         return 0;
 582 }
 583
 584 static int
 585 ssovf_eth_tx_adapter_queue_add(uint8_t id, const struct rte_eventdev *dev,
 586                 const struct rte_eth_dev *eth_dev, int32_t tx_queue_id)
 587 {
 588         RTE_SET_USED(id);
 589         RTE_SET_USED(dev);
 590         RTE_SET_USED(eth_dev);
 591         RTE_SET_USED(tx_queue_id);
 592         return 0;
 593 }
 594
 595 static int
 596 ssovf_eth_tx_adapter_queue_del(uint8_t id, const struct rte_eventdev *dev,
 597                 const struct rte_eth_dev *eth_dev, int32_t tx_queue_id)
 598 {
 599         RTE_SET_USED(id);
 600         RTE_SET_USED(dev);
 601         RTE_SET_USED(eth_dev);
 602         RTE_SET_USED(tx_queue_id);
 603         return 0;
 604 }
 605
 606 static int
 607 ssovf_eth_tx_adapter_start(uint8_t id, const struct rte_eventdev *dev)
 608 {
 609         RTE_SET_USED(id);
 610         RTE_SET_USED(dev);
 611         return 0;
 612 }
 613
 614 static int
 615 ssovf_eth_tx_adapter_stop(uint8_t id, const struct rte_eventdev *dev)
 616 {
 617         RTE_SET_USED(id);
 618         RTE_SET_USED(dev);
 619         return 0;
 620 }
 621
 622
 623 static void
 624 ssovf_dump(struct rte_eventdev *dev, FILE *f)
 625 {
 626         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 627         uint8_t port;
 628
 629         /* Dump SSOWVF debug registers */
 630         for (port = 0; port < edev->nb_event_ports; port++)
 631                 ssows_dump(dev->data->ports[port], f);
 632 }
 633
 634 static int
 635 ssovf_start(struct rte_eventdev *dev)
 636 {
 637         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 638         struct ssows *ws;
 639         uint8_t *base;
 640         uint8_t i;
 641
 642         ssovf_func_trace();
 643         for (i = 0; i < edev->nb_event_ports; i++) {
 644                 ws = dev->data->ports[i];
 645                 ssows_reset(ws);
 646                 ws->swtag_req = 0;
 647         }
 648
 649         for (i = 0; i < edev->nb_event_queues; i++) {
 650                 /* Consume all the events through HWS0 */
 651                 ssows_flush_events(dev->data->ports[0], i, NULL, NULL);
 652
 653                 base = ssovf_bar(OCTEONTX_SSO_GROUP, i, 0);
 654                 base += SSO_VHGRP_QCTL;
 655                 ssovf_write64(1, base); /* Enable SSO group */
 656         }
 657
 658         ssovf_fastpath_fns_set(dev);
 659         return 0;
 660 }
 661
 662 static void
 663 ssows_handle_event(void *arg, struct rte_event event)
 664 {
 665         struct rte_eventdev *dev = arg;
 666
 667         if (dev->dev_ops->dev_stop_flush != NULL)
 668                 dev->dev_ops->dev_stop_flush(dev->data->dev_id, event,
 669                                         dev->data->dev_stop_flush_arg);
 670 }
 671
 672 static void
 673 ssovf_stop(struct rte_eventdev *dev)
 674 {
 675         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 676         struct ssows *ws;
 677         uint8_t *base;
 678         uint8_t i;
 679
 680         ssovf_func_trace();
 681         for (i = 0; i < edev->nb_event_ports; i++) {
 682                 ws = dev->data->ports[i];
 683                 ssows_reset(ws);
 684                 ws->swtag_req = 0;
 685         }
 686
 687         for (i = 0; i < edev->nb_event_queues; i++) {
 688                 /* Consume all the events through HWS0 */
 689                 ssows_flush_events(dev->data->ports[0], i,
 690                                 ssows_handle_event, dev);
 691
 692                 base = ssovf_bar(OCTEONTX_SSO_GROUP, i, 0);
 693                 base += SSO_VHGRP_QCTL;
 694                 ssovf_write64(0, base); /* Disable SSO group */
 695         }
 696 }
 697
 698 static int
 699 ssovf_close(struct rte_eventdev *dev)
 700 {
 701         struct ssovf_evdev *edev = ssovf_pmd_priv(dev);
 702         uint8_t all_queues[RTE_EVENT_MAX_QUEUES_PER_DEV];
 703         uint8_t i;
 704
 705         for (i = 0; i < edev->nb_event_queues; i++)
 706                 all_queues[i] = i;
 707
 708         for (i = 0; i < edev->nb_event_ports; i++)
 709                 ssovf_port_unlink(dev, dev->data->ports[i], all_queues,
 710                         edev->nb_event_queues);
 711         return 0;
 712 }
 713
 714 static int
 715 ssovf_parsekv(const char *key __rte_unused, const char *value, void *opaque)
 716 {
 717         int *flag = opaque;
 718         *flag = !!atoi(value);
 719         return 0;
 720 }
 721
 722 static int
 723 ssovf_timvf_caps_get(const struct rte_eventdev *dev, uint64_t flags,
 724                 uint32_t *caps, const struct rte_event_timer_adapter_ops **ops)
 725 {
 726         return timvf_timer_adapter_caps_get(dev, flags, caps, ops,
 727                         timvf_enable_stats);
 728 }
 729
 730 static int
 731 ssovf_crypto_adapter_caps_get(const struct rte_eventdev *dev,
 732                               const struct rte_cryptodev *cdev, uint32_t *caps)
 733 {
 734         RTE_SET_USED(dev);
 735         RTE_SET_USED(cdev);
 736
 737         *caps = RTE_EVENT_CRYPTO_ADAPTER_CAP_INTERNAL_PORT_OP_FWD |
 738                 RTE_EVENT_CRYPTO_ADAPTER_CAP_SESSION_PRIVATE_DATA;
 739
 740         return 0;
 741 }
 742
 743 static int
 744 ssovf_crypto_adapter_qp_add(const struct rte_eventdev *dev,
 745                             const struct rte_cryptodev *cdev,
 746                             int32_t queue_pair_id,
 747                             const struct rte_event *event)
 748 {
 749         struct cpt_instance *qp;
 750         uint8_t qp_id;
 751
 752         RTE_SET_USED(event);
 753
 754         if (queue_pair_id == -1) {
 755                 for (qp_id = 0; qp_id < cdev->data->nb_queue_pairs; qp_id++) {
 756                         qp = cdev->data->queue_pairs[qp_id];
 757                         qp->ca_enabled = 1;
 758                 }
 759         } else {
 760                 qp = cdev->data->queue_pairs[queue_pair_id];
 761                 qp->ca_enabled = 1;
 762         }
 763
 764         ssovf_fastpath_fns_set((struct rte_eventdev *)(uintptr_t)dev);
 765
 766         return 0;
 767 }
 768
 769 static int
 770 ssovf_crypto_adapter_qp_del(const struct rte_eventdev *dev,
 771                             const struct rte_cryptodev *cdev,
 772                             int32_t queue_pair_id)
 773 {
 774         struct cpt_instance *qp;
 775         uint8_t qp_id;
 776
 777         RTE_SET_USED(dev);
 778
 779         if (queue_pair_id == -1) {
 780                 for (qp_id = 0; qp_id < cdev->data->nb_queue_pairs; qp_id++) {
 781                         qp = cdev->data->queue_pairs[qp_id];
 782                         qp->ca_enabled = 0;
 783                 }
 784         } else {
 785                 qp = cdev->data->queue_pairs[queue_pair_id];
 786                 qp->ca_enabled = 0;
 787         }
 788
 789         return 0;
 790 }
 791
 792 /* Initialize and register event driver with DPDK Application */
 793 static struct rte_eventdev_ops ssovf_ops = {
 794         .dev_infos_get    = ssovf_info_get,
 795         .dev_configure    = ssovf_configure,
 796         .queue_def_conf   = ssovf_queue_def_conf,
 797         .queue_setup      = ssovf_queue_setup,
 798         .queue_release    = ssovf_queue_release,
 799         .port_def_conf    = ssovf_port_def_conf,
 800         .port_setup       = ssovf_port_setup,
 801         .port_release     = ssovf_port_release,
 802         .port_link        = ssovf_port_link,
 803         .port_unlink      = ssovf_port_unlink,
 804         .timeout_ticks    = ssovf_timeout_ticks,
 805
 806         .eth_rx_adapter_caps_get  = ssovf_eth_rx_adapter_caps_get,
 807         .eth_rx_adapter_queue_add = ssovf_eth_rx_adapter_queue_add,
 808         .eth_rx_adapter_queue_del = ssovf_eth_rx_adapter_queue_del,
 809         .eth_rx_adapter_start = ssovf_eth_rx_adapter_start,
 810         .eth_rx_adapter_stop = ssovf_eth_rx_adapter_stop,
 811
 812         .eth_tx_adapter_caps_get = ssovf_eth_tx_adapter_caps_get,
 813         .eth_tx_adapter_create = ssovf_eth_tx_adapter_create,
 814         .eth_tx_adapter_free = ssovf_eth_tx_adapter_free,
 815         .eth_tx_adapter_queue_add = ssovf_eth_tx_adapter_queue_add,
 816         .eth_tx_adapter_queue_del = ssovf_eth_tx_adapter_queue_del,
 817         .eth_tx_adapter_start = ssovf_eth_tx_adapter_start,
 818         .eth_tx_adapter_stop = ssovf_eth_tx_adapter_stop,
 819
 820         .timer_adapter_caps_get = ssovf_timvf_caps_get,
 821
 822         .crypto_adapter_caps_get = ssovf_crypto_adapter_caps_get,
 823         .crypto_adapter_queue_pair_add = ssovf_crypto_adapter_qp_add,
 824         .crypto_adapter_queue_pair_del = ssovf_crypto_adapter_qp_del,
 825
 826         .dev_selftest = test_eventdev_octeontx,
 827
 828         .dump             = ssovf_dump,
 829         .dev_start        = ssovf_start,
 830         .dev_stop         = ssovf_stop,
 831         .dev_close        = ssovf_close
 832 };
 833
 834 static int
 835 ssovf_vdev_probe(struct rte_vdev_device *vdev)
 836 {
 837         struct ssovf_info oinfo;
 838         struct ssovf_mbox_dev_info info;
 839         struct ssovf_evdev *edev;
 840         struct rte_eventdev *eventdev;
 841         static int ssovf_init_once;
 842         const char *name;
 843         const char *params;
 844         int ret;
 845
 846         static const char *const args[] = {
 847                 TIMVF_ENABLE_STATS_ARG,
 848                 NULL
 849         };
 850
 851         name = rte_vdev_device_name(vdev);
 852         /* More than one instance is not supported */
 853         if (ssovf_init_once) {
 854                 ssovf_log_err("Request to create >1 %s instance", name);
 855                 return -EINVAL;
 856         }
 857
 858         params = rte_vdev_device_args(vdev);
 859         if (params != NULL && params[0] != '\0') {
 860                 struct rte_kvargs *kvlist = rte_kvargs_parse(params, args);
 861
 862                 if (!kvlist) {
 863                         ssovf_log_info(
 864                                 "Ignoring unsupported params supplied '%s'",
 865                                 name);
 866                 } else {
 867                         ret = rte_kvargs_process(kvlist, TIMVF_ENABLE_STATS_ARG,
 868                                                  ssovf_parsekv,
 869                                                  &timvf_enable_stats);
 870                         if (ret != 0) {
 871                                 ssovf_log_err("%s: Error in timvf stats", name);
 872                                 rte_kvargs_free(kvlist);
 873                                 return ret;
 874                         }
 875                 }
 876
 877                 rte_kvargs_free(kvlist);
 878         }
 879
 880         eventdev = rte_event_pmd_vdev_init(name, sizeof(struct ssovf_evdev),
 881                                 rte_socket_id());
 882         if (eventdev == NULL) {
 883                 ssovf_log_err("Failed to create eventdev vdev %s", name);
 884                 return -ENOMEM;
 885         }
 886         eventdev->dev_ops = &ssovf_ops;
 887
 888         timvf_set_eventdevice(eventdev);
 889
 890         /* For secondary processes, the primary has done all the work */
 891         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
 892                 ssovf_fastpath_fns_set(eventdev);
 893                 return 0;
 894         }
 895
 896         octeontx_mbox_init();
 897         ret = ssovf_info(&oinfo);
 898         if (ret) {
 899                 ssovf_log_err("Failed to probe and validate ssovfs %d", ret);
 900                 goto error;
 901         }
 902
 903         edev = ssovf_pmd_priv(eventdev);
 904         edev->max_event_ports = oinfo.total_ssowvfs;
 905         edev->max_event_queues = oinfo.total_ssovfs;
 906         edev->is_timeout_deq = 0;
 907
 908         ret = ssovf_mbox_dev_info(&info);
 909         if (ret < 0 || ret != sizeof(struct ssovf_mbox_dev_info)) {
 910                 ssovf_log_err("Failed to get mbox devinfo %d", ret);
 911                 goto error;
 912         }
 913
 914         edev->min_deq_timeout_ns = info.min_deq_timeout_ns;
 915         edev->max_deq_timeout_ns = info.max_deq_timeout_ns;
 916         edev->max_num_events =  info.max_num_events;
 917         edev->available_events = info.max_num_events;
 918
 919         ssovf_log_dbg("min_deq_tmo=%" PRId64 " max_deq_tmo=%" PRId64
 920                       " max_evts=%d",
 921                       info.min_deq_timeout_ns, info.max_deq_timeout_ns,
 922                       info.max_num_events);
 923
 924         if (!edev->max_event_ports || !edev->max_event_queues) {
 925                 ssovf_log_err("Not enough eventdev resource queues=%d ports=%d",
 926                         edev->max_event_queues, edev->max_event_ports);
 927                 ret = -ENODEV;
 928                 goto error;
 929         }
 930
 931         ssovf_log_info("Initializing %s domain=%d max_queues=%d max_ports=%d",
 932                         name, oinfo.domain, edev->max_event_queues,
 933                         edev->max_event_ports);
 934
 935         ssovf_init_once = 1;
 936         return 0;
 937
 938 error:
 939         rte_event_pmd_vdev_uninit(name);
 940         return ret;
 941 }
 942
 943 static int
 944 ssovf_vdev_remove(struct rte_vdev_device *vdev)
 945 {
 946         const char *name;
 947
 948         name = rte_vdev_device_name(vdev);
 949         ssovf_log_info("Closing %s", name);
 950         return rte_event_pmd_vdev_uninit(name);
 951 }
 952
 953 static struct rte_vdev_driver vdev_ssovf_pmd = {
 954         .probe = ssovf_vdev_probe,
 955         .remove = ssovf_vdev_remove
 956 };
 957
 958 RTE_PMD_REGISTER_VDEV(EVENTDEV_NAME_OCTEONTX_PMD, vdev_ssovf_pmd);