drivers/event/dpaa2/dpaa2_eventdev.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  *
   3  *   Copyright 2017 NXP
   4  *
   5  */
   6
   7 #include <assert.h>
   8 #include <stdio.h>
   9 #include <stdbool.h>
  10 #include <errno.h>
  11 #include <stdint.h>
  12 #include <string.h>
  13 #include <sys/epoll.h>
  14
  15 #include <rte_atomic.h>
  16 #include <rte_byteorder.h>
  17 #include <rte_common.h>
  18 #include <rte_debug.h>
  19 #include <rte_dev.h>
  20 #include <rte_eal.h>
  21 #include <rte_fslmc.h>
  22 #include <rte_lcore.h>
  23 #include <rte_log.h>
  24 #include <rte_malloc.h>
  25 #include <rte_memcpy.h>
  26 #include <rte_memory.h>
  27 #include <rte_pci.h>
  28 #include <rte_bus_vdev.h>
  29 #include <rte_ethdev_driver.h>
  30 #include <rte_cryptodev.h>
  31 #include <rte_event_eth_rx_adapter.h>
  32
  33 #include <fslmc_vfio.h>
  34 #include <dpaa2_hw_pvt.h>
  35 #include <dpaa2_hw_mempool.h>
  36 #include <dpaa2_hw_dpio.h>
  37 #include <dpaa2_ethdev.h>
  38 #include <dpaa2_sec_event.h>
  39 #include "dpaa2_eventdev.h"
  40 #include "dpaa2_eventdev_logs.h"
  41 #include <portal/dpaa2_hw_pvt.h>
  42 #include <mc/fsl_dpci.h>
  43
  44 /* Clarifications
  45  * Evendev = SoC Instance
  46  * Eventport = DPIO Instance
  47  * Eventqueue = DPCON Instance
  48  * 1 Eventdev can have N Eventqueue
  49  * Soft Event Flow is DPCI Instance
  50  */
  51
  52 /* Dynamic logging identified for mempool */
  53 int dpaa2_logtype_event;
  54
  55 static uint16_t
  56 dpaa2_eventdev_enqueue_burst(void *port, const struct rte_event ev[],
  57                              uint16_t nb_events)
  58 {
  59
  60         struct dpaa2_port *dpaa2_portal = port;
  61         struct dpaa2_dpio_dev *dpio_dev;
  62         uint32_t queue_id = ev[0].queue_id;
  63         struct dpaa2_eventq *evq_info;
  64         uint32_t fqid;
  65         struct qbman_swp *swp;
  66         struct qbman_fd fd_arr[MAX_TX_RING_SLOTS];
  67         uint32_t loop, frames_to_send;
  68         struct qbman_eq_desc eqdesc[MAX_TX_RING_SLOTS];
  69         uint16_t num_tx = 0;
  70         int i, n, ret;
  71         uint8_t channel_index;
  72
  73         if (unlikely(!DPAA2_PER_LCORE_DPIO)) {
  74                 /* Affine current thread context to a qman portal */
  75                 ret = dpaa2_affine_qbman_swp();
  76                 if (ret < 0) {
  77                         DPAA2_EVENTDEV_ERR("Failure in affining portal");
  78                         return 0;
  79                 }
  80         }
  81         /* todo - dpaa2_portal shall have dpio_dev - no per thread variable */
  82         dpio_dev = DPAA2_PER_LCORE_DPIO;
  83         swp = DPAA2_PER_LCORE_PORTAL;
  84
  85         if (likely(dpaa2_portal->is_port_linked))
  86                 goto skip_linking;
  87
  88         /* Create mapping between portal and channel to receive packets */
  89         for (i = 0; i < DPAA2_EVENT_MAX_QUEUES; i++) {
  90                 evq_info = &dpaa2_portal->evq_info[i];
  91                 if (!evq_info->event_port)
  92                         continue;
  93
  94                 ret = dpio_add_static_dequeue_channel(dpio_dev->dpio,
  95                                                       CMD_PRI_LOW,
  96                                                       dpio_dev->token,
  97                                                       evq_info->dpcon->dpcon_id,
  98                                                       &channel_index);
  99                 if (ret < 0) {
 100                         DPAA2_EVENTDEV_ERR(
 101                                 "Static dequeue config failed: err(%d)", ret);
 102                         goto err;
 103                 }
 104
 105                 qbman_swp_push_set(swp, channel_index, 1);
 106                 evq_info->dpcon->channel_index = channel_index;
 107         }
 108         dpaa2_portal->is_port_linked = true;
 109
 110 skip_linking:
 111         evq_info = &dpaa2_portal->evq_info[queue_id];
 112
 113         while (nb_events) {
 114                 frames_to_send = (nb_events > dpaa2_eqcr_size) ?
 115                         dpaa2_eqcr_size : nb_events;
 116
 117                 for (loop = 0; loop < frames_to_send; loop++) {
 118                         const struct rte_event *event = &ev[num_tx + loop];
 119
 120                         if (event->sched_type != RTE_SCHED_TYPE_ATOMIC)
 121                                 fqid = evq_info->dpci->rx_queue[
 122                                         DPAA2_EVENT_DPCI_PARALLEL_QUEUE].fqid;
 123                         else
 124                                 fqid = evq_info->dpci->rx_queue[
 125                                         DPAA2_EVENT_DPCI_ATOMIC_QUEUE].fqid;
 126
 127                         /* Prepare enqueue descriptor */
 128                         qbman_eq_desc_clear(&eqdesc[loop]);
 129                         qbman_eq_desc_set_fq(&eqdesc[loop], fqid);
 130                         qbman_eq_desc_set_no_orp(&eqdesc[loop], 0);
 131                         qbman_eq_desc_set_response(&eqdesc[loop], 0, 0);
 132
 133                         if (event->sched_type == RTE_SCHED_TYPE_ATOMIC
 134                                 && event->mbuf->seqn) {
 135                                 uint8_t dqrr_index = event->mbuf->seqn - 1;
 136
 137                                 qbman_eq_desc_set_dca(&eqdesc[loop], 1,
 138                                                       dqrr_index, 0);
 139                                 DPAA2_PER_LCORE_DQRR_SIZE--;
 140                                 DPAA2_PER_LCORE_DQRR_HELD &= ~(1 << dqrr_index);
 141                         }
 142
 143                         memset(&fd_arr[loop], 0, sizeof(struct qbman_fd));
 144
 145                         /*
 146                          * todo - need to align with hw context data
 147                          * to avoid copy
 148                          */
 149                         struct rte_event *ev_temp = rte_malloc(NULL,
 150                                                 sizeof(struct rte_event), 0);
 151
 152                         if (!ev_temp) {
 153                                 if (!loop)
 154                                         return num_tx;
 155                                 frames_to_send = loop;
 156                                 DPAA2_EVENTDEV_ERR(
 157                                         "Unable to allocate event object");
 158                                 goto send_partial;
 159                         }
 160                         rte_memcpy(ev_temp, event, sizeof(struct rte_event));
 161                         DPAA2_SET_FD_ADDR((&fd_arr[loop]), (size_t)ev_temp);
 162                         DPAA2_SET_FD_LEN((&fd_arr[loop]),
 163                                          sizeof(struct rte_event));
 164                 }
 165 send_partial:
 166                 loop = 0;
 167                 while (loop < frames_to_send) {
 168                         loop += qbman_swp_enqueue_multiple_desc(swp,
 169                                         &eqdesc[loop], &fd_arr[loop],
 170                                         frames_to_send - loop);
 171                 }
 172                 num_tx += frames_to_send;
 173                 nb_events -= frames_to_send;
 174         }
 175
 176         return num_tx;
 177 err:
 178         for (n = 0; n < i; n++) {
 179                 evq_info = &dpaa2_portal->evq_info[n];
 180                 if (!evq_info->event_port)
 181                         continue;
 182                 qbman_swp_push_set(swp, evq_info->dpcon->channel_index, 0);
 183                 dpio_remove_static_dequeue_channel(dpio_dev->dpio, 0,
 184                                                 dpio_dev->token,
 185                                                 evq_info->dpcon->dpcon_id);
 186         }
 187         return 0;
 188
 189 }
 190
 191 static uint16_t
 192 dpaa2_eventdev_enqueue(void *port, const struct rte_event *ev)
 193 {
 194         return dpaa2_eventdev_enqueue_burst(port, ev, 1);
 195 }
 196
 197 static void dpaa2_eventdev_dequeue_wait(uint64_t timeout_ticks)
 198 {
 199         struct epoll_event epoll_ev;
 200
 201         qbman_swp_interrupt_clear_status(DPAA2_PER_LCORE_PORTAL,
 202                                          QBMAN_SWP_INTERRUPT_DQRI);
 203
 204         epoll_wait(DPAA2_PER_LCORE_DPIO->epoll_fd,
 205                          &epoll_ev, 1, timeout_ticks);
 206 }
 207
 208 static void dpaa2_eventdev_process_parallel(struct qbman_swp *swp,
 209                                             const struct qbman_fd *fd,
 210                                             const struct qbman_result *dq,
 211                                             struct dpaa2_queue *rxq,
 212                                             struct rte_event *ev)
 213 {
 214         struct rte_event *ev_temp =
 215                 (struct rte_event *)(size_t)DPAA2_GET_FD_ADDR(fd);
 216
 217         RTE_SET_USED(rxq);
 218
 219         rte_memcpy(ev, ev_temp, sizeof(struct rte_event));
 220         rte_free(ev_temp);
 221
 222         qbman_swp_dqrr_consume(swp, dq);
 223 }
 224
 225 static void dpaa2_eventdev_process_atomic(struct qbman_swp *swp,
 226                                           const struct qbman_fd *fd,
 227                                           const struct qbman_result *dq,
 228                                           struct dpaa2_queue *rxq,
 229                                           struct rte_event *ev)
 230 {
 231         struct rte_event *ev_temp =
 232                 (struct rte_event *)(size_t)DPAA2_GET_FD_ADDR(fd);
 233         uint8_t dqrr_index = qbman_get_dqrr_idx(dq);
 234
 235         RTE_SET_USED(swp);
 236         RTE_SET_USED(rxq);
 237
 238         rte_memcpy(ev, ev_temp, sizeof(struct rte_event));
 239         rte_free(ev_temp);
 240         ev->mbuf->seqn = dqrr_index + 1;
 241         DPAA2_PER_LCORE_DQRR_SIZE++;
 242         DPAA2_PER_LCORE_DQRR_HELD |= 1 << dqrr_index;
 243         DPAA2_PER_LCORE_DQRR_MBUF(dqrr_index) = ev->mbuf;
 244 }
 245
 246 static uint16_t
 247 dpaa2_eventdev_dequeue_burst(void *port, struct rte_event ev[],
 248                              uint16_t nb_events, uint64_t timeout_ticks)
 249 {
 250         const struct qbman_result *dq;
 251         struct dpaa2_dpio_dev *dpio_dev = NULL;
 252         struct dpaa2_port *dpaa2_portal = port;
 253         struct dpaa2_eventq *evq_info;
 254         struct qbman_swp *swp;
 255         const struct qbman_fd *fd;
 256         struct dpaa2_queue *rxq;
 257         int num_pkts = 0, ret, i = 0, n;
 258         uint8_t channel_index;
 259
 260         if (unlikely(!DPAA2_PER_LCORE_DPIO)) {
 261                 /* Affine current thread context to a qman portal */
 262                 ret = dpaa2_affine_qbman_swp();
 263                 if (ret < 0) {
 264                         DPAA2_EVENTDEV_ERR("Failure in affining portal");
 265                         return 0;
 266                 }
 267         }
 268
 269         dpio_dev = DPAA2_PER_LCORE_DPIO;
 270         swp = DPAA2_PER_LCORE_PORTAL;
 271
 272         if (likely(dpaa2_portal->is_port_linked))
 273                 goto skip_linking;
 274
 275         /* Create mapping between portal and channel to receive packets */
 276         for (i = 0; i < DPAA2_EVENT_MAX_QUEUES; i++) {
 277                 evq_info = &dpaa2_portal->evq_info[i];
 278                 if (!evq_info->event_port)
 279                         continue;
 280
 281                 ret = dpio_add_static_dequeue_channel(dpio_dev->dpio,
 282                                                       CMD_PRI_LOW,
 283                                                       dpio_dev->token,
 284                                                       evq_info->dpcon->dpcon_id,
 285                                                       &channel_index);
 286                 if (ret < 0) {
 287                         DPAA2_EVENTDEV_ERR(
 288                                 "Static dequeue config failed: err(%d)", ret);
 289                         goto err;
 290                 }
 291
 292                 qbman_swp_push_set(swp, channel_index, 1);
 293                 evq_info->dpcon->channel_index = channel_index;
 294         }
 295         dpaa2_portal->is_port_linked = true;
 296
 297 skip_linking:
 298         /* Check if there are atomic contexts to be released */
 299         while (DPAA2_PER_LCORE_DQRR_SIZE) {
 300                 if (DPAA2_PER_LCORE_DQRR_HELD & (1 << i)) {
 301                         qbman_swp_dqrr_idx_consume(swp, i);
 302                         DPAA2_PER_LCORE_DQRR_SIZE--;
 303                         DPAA2_PER_LCORE_DQRR_MBUF(i)->seqn =
 304                                 DPAA2_INVALID_MBUF_SEQN;
 305                 }
 306                 i++;
 307         }
 308         DPAA2_PER_LCORE_DQRR_HELD = 0;
 309
 310         do {
 311                 dq = qbman_swp_dqrr_next(swp);
 312                 if (!dq) {
 313                         if (!num_pkts && timeout_ticks) {
 314                                 dpaa2_eventdev_dequeue_wait(timeout_ticks);
 315                                 timeout_ticks = 0;
 316                                 continue;
 317                         }
 318                         return num_pkts;
 319                 }
 320                 qbman_swp_prefetch_dqrr_next(swp);
 321
 322                 fd = qbman_result_DQ_fd(dq);
 323                 rxq = (struct dpaa2_queue *)(size_t)qbman_result_DQ_fqd_ctx(dq);
 324                 if (rxq) {
 325                         rxq->cb(swp, fd, dq, rxq, &ev[num_pkts]);
 326                 } else {
 327                         qbman_swp_dqrr_consume(swp, dq);
 328                         DPAA2_EVENTDEV_ERR("Null Return VQ received");
 329                         return 0;
 330                 }
 331
 332                 num_pkts++;
 333         } while (num_pkts < nb_events);
 334
 335         return num_pkts;
 336 err:
 337         for (n = 0; n < i; n++) {
 338                 evq_info = &dpaa2_portal->evq_info[n];
 339                 if (!evq_info->event_port)
 340                         continue;
 341
 342                 qbman_swp_push_set(swp, evq_info->dpcon->channel_index, 0);
 343                 dpio_remove_static_dequeue_channel(dpio_dev->dpio, 0,
 344                                                         dpio_dev->token,
 345                                                 evq_info->dpcon->dpcon_id);
 346         }
 347         return 0;
 348 }
 349
 350 static uint16_t
 351 dpaa2_eventdev_dequeue(void *port, struct rte_event *ev,
 352                        uint64_t timeout_ticks)
 353 {
 354         return dpaa2_eventdev_dequeue_burst(port, ev, 1, timeout_ticks);
 355 }
 356
 357 static void
 358 dpaa2_eventdev_info_get(struct rte_eventdev *dev,
 359                         struct rte_event_dev_info *dev_info)
 360 {
 361         struct dpaa2_eventdev *priv = dev->data->dev_private;
 362
 363         EVENTDEV_INIT_FUNC_TRACE();
 364
 365         RTE_SET_USED(dev);
 366
 367         memset(dev_info, 0, sizeof(struct rte_event_dev_info));
 368         dev_info->min_dequeue_timeout_ns =
 369                 DPAA2_EVENT_MIN_DEQUEUE_TIMEOUT;
 370         dev_info->max_dequeue_timeout_ns =
 371                 DPAA2_EVENT_MAX_DEQUEUE_TIMEOUT;
 372         dev_info->dequeue_timeout_ns =
 373                 DPAA2_EVENT_PORT_DEQUEUE_TIMEOUT_NS;
 374         dev_info->max_event_queues = priv->max_event_queues;
 375         dev_info->max_event_queue_flows =
 376                 DPAA2_EVENT_MAX_QUEUE_FLOWS;
 377         dev_info->max_event_queue_priority_levels =
 378                 DPAA2_EVENT_MAX_QUEUE_PRIORITY_LEVELS;
 379         dev_info->max_event_priority_levels =
 380                 DPAA2_EVENT_MAX_EVENT_PRIORITY_LEVELS;
 381         dev_info->max_event_ports = rte_fslmc_get_device_count(DPAA2_IO);
 382         /* we only support dpio upto number of cores*/
 383         if (dev_info->max_event_ports > rte_lcore_count())
 384                 dev_info->max_event_ports = rte_lcore_count();
 385         dev_info->max_event_port_dequeue_depth =
 386                 DPAA2_EVENT_MAX_PORT_DEQUEUE_DEPTH;
 387         dev_info->max_event_port_enqueue_depth =
 388                 DPAA2_EVENT_MAX_PORT_ENQUEUE_DEPTH;
 389         dev_info->max_num_events = DPAA2_EVENT_MAX_NUM_EVENTS;
 390         dev_info->event_dev_cap = RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED |
 391                 RTE_EVENT_DEV_CAP_BURST_MODE|
 392                 RTE_EVENT_DEV_CAP_RUNTIME_PORT_LINK |
 393                 RTE_EVENT_DEV_CAP_MULTIPLE_QUEUE_PORT |
 394                 RTE_EVENT_DEV_CAP_NONSEQ_MODE;
 395
 396 }
 397
 398 static int
 399 dpaa2_eventdev_configure(const struct rte_eventdev *dev)
 400 {
 401         struct dpaa2_eventdev *priv = dev->data->dev_private;
 402         struct rte_event_dev_config *conf = &dev->data->dev_conf;
 403
 404         EVENTDEV_INIT_FUNC_TRACE();
 405
 406         priv->nb_event_queues = conf->nb_event_queues;
 407         priv->nb_event_ports = conf->nb_event_ports;
 408         priv->nb_event_queue_flows = conf->nb_event_queue_flows;
 409         priv->nb_event_port_dequeue_depth = conf->nb_event_port_dequeue_depth;
 410         priv->nb_event_port_enqueue_depth = conf->nb_event_port_enqueue_depth;
 411         priv->event_dev_cfg = conf->event_dev_cfg;
 412
 413         /* Check dequeue timeout method is per dequeue or global */
 414         if (priv->event_dev_cfg & RTE_EVENT_DEV_CFG_PER_DEQUEUE_TIMEOUT) {
 415                 /*
 416                  * Use timeout value as given in dequeue operation.
 417                  * So invalidating this timeout value.
 418                  */
 419                 priv->dequeue_timeout_ns = 0;
 420
 421         } else if (conf->dequeue_timeout_ns == 0) {
 422                 priv->dequeue_timeout_ns = DPAA2_EVENT_PORT_DEQUEUE_TIMEOUT_NS;
 423         } else {
 424                 priv->dequeue_timeout_ns = conf->dequeue_timeout_ns;
 425         }
 426
 427         DPAA2_EVENTDEV_DEBUG("Configured eventdev devid=%d",
 428                              dev->data->dev_id);
 429         return 0;
 430 }
 431
 432 static int
 433 dpaa2_eventdev_start(struct rte_eventdev *dev)
 434 {
 435         EVENTDEV_INIT_FUNC_TRACE();
 436
 437         RTE_SET_USED(dev);
 438
 439         return 0;
 440 }
 441
 442 static void
 443 dpaa2_eventdev_stop(struct rte_eventdev *dev)
 444 {
 445         EVENTDEV_INIT_FUNC_TRACE();
 446
 447         RTE_SET_USED(dev);
 448 }
 449
 450 static int
 451 dpaa2_eventdev_close(struct rte_eventdev *dev)
 452 {
 453         EVENTDEV_INIT_FUNC_TRACE();
 454
 455         RTE_SET_USED(dev);
 456
 457         return 0;
 458 }
 459
 460 static void
 461 dpaa2_eventdev_queue_def_conf(struct rte_eventdev *dev, uint8_t queue_id,
 462                               struct rte_event_queue_conf *queue_conf)
 463 {
 464         EVENTDEV_INIT_FUNC_TRACE();
 465
 466         RTE_SET_USED(dev);
 467         RTE_SET_USED(queue_id);
 468         RTE_SET_USED(queue_conf);
 469
 470         queue_conf->nb_atomic_flows = DPAA2_EVENT_QUEUE_ATOMIC_FLOWS;
 471         queue_conf->schedule_type = RTE_SCHED_TYPE_ATOMIC |
 472                                       RTE_SCHED_TYPE_PARALLEL;
 473         queue_conf->priority = RTE_EVENT_DEV_PRIORITY_NORMAL;
 474 }
 475
 476 static int
 477 dpaa2_eventdev_queue_setup(struct rte_eventdev *dev, uint8_t queue_id,
 478                            const struct rte_event_queue_conf *queue_conf)
 479 {
 480         struct dpaa2_eventdev *priv = dev->data->dev_private;
 481         struct dpaa2_eventq *evq_info = &priv->evq_info[queue_id];
 482
 483         EVENTDEV_INIT_FUNC_TRACE();
 484
 485         switch (queue_conf->schedule_type) {
 486         case RTE_SCHED_TYPE_PARALLEL:
 487         case RTE_SCHED_TYPE_ATOMIC:
 488                 break;
 489         case RTE_SCHED_TYPE_ORDERED:
 490                 DPAA2_EVENTDEV_ERR("Schedule type is not supported.");
 491                 return -1;
 492         }
 493         evq_info->event_queue_cfg = queue_conf->event_queue_cfg;
 494         evq_info->event_queue_id = queue_id;
 495
 496         return 0;
 497 }
 498
 499 static void
 500 dpaa2_eventdev_queue_release(struct rte_eventdev *dev, uint8_t queue_id)
 501 {
 502         EVENTDEV_INIT_FUNC_TRACE();
 503
 504         RTE_SET_USED(dev);
 505         RTE_SET_USED(queue_id);
 506 }
 507
 508 static void
 509 dpaa2_eventdev_port_def_conf(struct rte_eventdev *dev, uint8_t port_id,
 510                              struct rte_event_port_conf *port_conf)
 511 {
 512         EVENTDEV_INIT_FUNC_TRACE();
 513
 514         RTE_SET_USED(dev);
 515         RTE_SET_USED(port_id);
 516
 517         port_conf->new_event_threshold =
 518                 DPAA2_EVENT_MAX_NUM_EVENTS;
 519         port_conf->dequeue_depth =
 520                 DPAA2_EVENT_MAX_PORT_DEQUEUE_DEPTH;
 521         port_conf->enqueue_depth =
 522                 DPAA2_EVENT_MAX_PORT_ENQUEUE_DEPTH;
 523         port_conf->disable_implicit_release = 0;
 524 }
 525
 526 static int
 527 dpaa2_eventdev_port_setup(struct rte_eventdev *dev, uint8_t port_id,
 528                           const struct rte_event_port_conf *port_conf)
 529 {
 530         char event_port_name[32];
 531         struct dpaa2_port *portal;
 532
 533         EVENTDEV_INIT_FUNC_TRACE();
 534
 535         RTE_SET_USED(port_conf);
 536
 537         sprintf(event_port_name, "event-port-%d", port_id);
 538         portal = rte_malloc(event_port_name, sizeof(struct dpaa2_port), 0);
 539         if (!portal) {
 540                 DPAA2_EVENTDEV_ERR("Memory allocation failure");
 541                 return -ENOMEM;
 542         }
 543
 544         memset(portal, 0, sizeof(struct dpaa2_port));
 545         dev->data->ports[port_id] = portal;
 546         return 0;
 547 }
 548
 549 static void
 550 dpaa2_eventdev_port_release(void *port)
 551 {
 552         struct dpaa2_port *portal = port;
 553
 554         EVENTDEV_INIT_FUNC_TRACE();
 555
 556         /* TODO: Cleanup is required when ports are in linked state. */
 557         if (portal->is_port_linked)
 558                 DPAA2_EVENTDEV_WARN("Event port must be unlinked before release");
 559
 560         if (portal)
 561                 rte_free(portal);
 562
 563         portal = NULL;
 564 }
 565
 566 static int
 567 dpaa2_eventdev_port_link(struct rte_eventdev *dev, void *port,
 568                          const uint8_t queues[], const uint8_t priorities[],
 569                         uint16_t nb_links)
 570 {
 571         struct dpaa2_eventdev *priv = dev->data->dev_private;
 572         struct dpaa2_port *dpaa2_portal = port;
 573         struct dpaa2_eventq *evq_info;
 574         uint16_t i;
 575
 576         EVENTDEV_INIT_FUNC_TRACE();
 577
 578         RTE_SET_USED(priorities);
 579
 580         for (i = 0; i < nb_links; i++) {
 581                 evq_info = &priv->evq_info[queues[i]];
 582                 memcpy(&dpaa2_portal->evq_info[queues[i]], evq_info,
 583                            sizeof(struct dpaa2_eventq));
 584                 dpaa2_portal->evq_info[queues[i]].event_port = port;
 585                 dpaa2_portal->num_linked_evq++;
 586         }
 587
 588         return (int)nb_links;
 589 }
 590
 591 static int
 592 dpaa2_eventdev_port_unlink(struct rte_eventdev *dev, void *port,
 593                            uint8_t queues[], uint16_t nb_unlinks)
 594 {
 595         struct dpaa2_port *dpaa2_portal = port;
 596         int i;
 597         struct dpaa2_dpio_dev *dpio_dev = NULL;
 598         struct dpaa2_eventq *evq_info;
 599         struct qbman_swp *swp;
 600
 601         EVENTDEV_INIT_FUNC_TRACE();
 602
 603         RTE_SET_USED(dev);
 604         RTE_SET_USED(queues);
 605
 606         for (i = 0; i < nb_unlinks; i++) {
 607                 evq_info = &dpaa2_portal->evq_info[queues[i]];
 608
 609                 if (DPAA2_PER_LCORE_DPIO && evq_info->dpcon) {
 610                         /* todo dpaa2_portal shall have dpio_dev-no per lcore*/
 611                         dpio_dev = DPAA2_PER_LCORE_DPIO;
 612                         swp = DPAA2_PER_LCORE_PORTAL;
 613
 614                         qbman_swp_push_set(swp,
 615                                         evq_info->dpcon->channel_index, 0);
 616                         dpio_remove_static_dequeue_channel(dpio_dev->dpio, 0,
 617                                                 dpio_dev->token,
 618                                                 evq_info->dpcon->dpcon_id);
 619                 }
 620                 memset(evq_info, 0, sizeof(struct dpaa2_eventq));
 621                 if (dpaa2_portal->num_linked_evq)
 622                         dpaa2_portal->num_linked_evq--;
 623         }
 624
 625         if (!dpaa2_portal->num_linked_evq)
 626                 dpaa2_portal->is_port_linked = false;
 627
 628         return (int)nb_unlinks;
 629 }
 630
 631
 632 static int
 633 dpaa2_eventdev_timeout_ticks(struct rte_eventdev *dev, uint64_t ns,
 634                              uint64_t *timeout_ticks)
 635 {
 636         uint32_t scale = 1000*1000;
 637
 638         EVENTDEV_INIT_FUNC_TRACE();
 639
 640         RTE_SET_USED(dev);
 641         *timeout_ticks = ns * scale;
 642
 643         return 0;
 644 }
 645
 646 static void
 647 dpaa2_eventdev_dump(struct rte_eventdev *dev, FILE *f)
 648 {
 649         EVENTDEV_INIT_FUNC_TRACE();
 650
 651         RTE_SET_USED(dev);
 652         RTE_SET_USED(f);
 653 }
 654
 655 static int
 656 dpaa2_eventdev_eth_caps_get(const struct rte_eventdev *dev,
 657                             const struct rte_eth_dev *eth_dev,
 658                             uint32_t *caps)
 659 {
 660         const char *ethdev_driver = eth_dev->device->driver->name;
 661
 662         EVENTDEV_INIT_FUNC_TRACE();
 663
 664         RTE_SET_USED(dev);
 665
 666         if (!strcmp(ethdev_driver, "net_dpaa2"))
 667                 *caps = RTE_EVENT_ETH_RX_ADAPTER_DPAA2_CAP;
 668         else
 669                 *caps = RTE_EVENT_ETH_RX_ADAPTER_SW_CAP;
 670
 671         return 0;
 672 }
 673
 674 static int
 675 dpaa2_eventdev_eth_queue_add_all(const struct rte_eventdev *dev,
 676                 const struct rte_eth_dev *eth_dev,
 677                 const struct rte_event_eth_rx_adapter_queue_conf *queue_conf)
 678 {
 679         struct dpaa2_eventdev *priv = dev->data->dev_private;
 680         uint8_t ev_qid = queue_conf->ev.queue_id;
 681         uint16_t dpcon_id = priv->evq_info[ev_qid].dpcon->dpcon_id;
 682         int i, ret;
 683
 684         EVENTDEV_INIT_FUNC_TRACE();
 685
 686         for (i = 0; i < eth_dev->data->nb_rx_queues; i++) {
 687                 ret = dpaa2_eth_eventq_attach(eth_dev, i,
 688                                 dpcon_id, queue_conf);
 689                 if (ret) {
 690                         DPAA2_EVENTDEV_ERR(
 691                                 "Event queue attach failed: err(%d)", ret);
 692                         goto fail;
 693                 }
 694         }
 695         return 0;
 696 fail:
 697         for (i = (i - 1); i >= 0 ; i--)
 698                 dpaa2_eth_eventq_detach(eth_dev, i);
 699
 700         return ret;
 701 }
 702
 703 static int
 704 dpaa2_eventdev_eth_queue_add(const struct rte_eventdev *dev,
 705                 const struct rte_eth_dev *eth_dev,
 706                 int32_t rx_queue_id,
 707                 const struct rte_event_eth_rx_adapter_queue_conf *queue_conf)
 708 {
 709         struct dpaa2_eventdev *priv = dev->data->dev_private;
 710         uint8_t ev_qid = queue_conf->ev.queue_id;
 711         uint16_t dpcon_id = priv->evq_info[ev_qid].dpcon->dpcon_id;
 712         int ret;
 713
 714         EVENTDEV_INIT_FUNC_TRACE();
 715
 716         if (rx_queue_id == -1)
 717                 return dpaa2_eventdev_eth_queue_add_all(dev,
 718                                 eth_dev, queue_conf);
 719
 720         ret = dpaa2_eth_eventq_attach(eth_dev, rx_queue_id,
 721                         dpcon_id, queue_conf);
 722         if (ret) {
 723                 DPAA2_EVENTDEV_ERR(
 724                         "Event queue attach failed: err(%d)", ret);
 725                 return ret;
 726         }
 727         return 0;
 728 }
 729
 730 static int
 731 dpaa2_eventdev_eth_queue_del_all(const struct rte_eventdev *dev,
 732                              const struct rte_eth_dev *eth_dev)
 733 {
 734         int i, ret;
 735
 736         EVENTDEV_INIT_FUNC_TRACE();
 737
 738         RTE_SET_USED(dev);
 739
 740         for (i = 0; i < eth_dev->data->nb_rx_queues; i++) {
 741                 ret = dpaa2_eth_eventq_detach(eth_dev, i);
 742                 if (ret) {
 743                         DPAA2_EVENTDEV_ERR(
 744                                 "Event queue detach failed: err(%d)", ret);
 745                         return ret;
 746                 }
 747         }
 748
 749         return 0;
 750 }
 751
 752 static int
 753 dpaa2_eventdev_eth_queue_del(const struct rte_eventdev *dev,
 754                              const struct rte_eth_dev *eth_dev,
 755                              int32_t rx_queue_id)
 756 {
 757         int ret;
 758
 759         EVENTDEV_INIT_FUNC_TRACE();
 760
 761         if (rx_queue_id == -1)
 762                 return dpaa2_eventdev_eth_queue_del_all(dev, eth_dev);
 763
 764         ret = dpaa2_eth_eventq_detach(eth_dev, rx_queue_id);
 765         if (ret) {
 766                 DPAA2_EVENTDEV_ERR(
 767                         "Event queue detach failed: err(%d)", ret);
 768                 return ret;
 769         }
 770
 771         return 0;
 772 }
 773
 774 static int
 775 dpaa2_eventdev_eth_start(const struct rte_eventdev *dev,
 776                          const struct rte_eth_dev *eth_dev)
 777 {
 778         EVENTDEV_INIT_FUNC_TRACE();
 779
 780         RTE_SET_USED(dev);
 781         RTE_SET_USED(eth_dev);
 782
 783         return 0;
 784 }
 785
 786 static int
 787 dpaa2_eventdev_eth_stop(const struct rte_eventdev *dev,
 788                         const struct rte_eth_dev *eth_dev)
 789 {
 790         EVENTDEV_INIT_FUNC_TRACE();
 791
 792         RTE_SET_USED(dev);
 793         RTE_SET_USED(eth_dev);
 794
 795         return 0;
 796 }
 797
 798 static int
 799 dpaa2_eventdev_crypto_caps_get(const struct rte_eventdev *dev,
 800                             const struct rte_cryptodev *cdev,
 801                             uint32_t *caps)
 802 {
 803         const char *name = cdev->data->name;
 804
 805         EVENTDEV_INIT_FUNC_TRACE();
 806
 807         RTE_SET_USED(dev);
 808
 809         if (!strncmp(name, "dpsec-", 6))
 810                 *caps = RTE_EVENT_CRYPTO_ADAPTER_DPAA2_CAP;
 811         else
 812                 return -1;
 813
 814         return 0;
 815 }
 816
 817 static int
 818 dpaa2_eventdev_crypto_queue_add_all(const struct rte_eventdev *dev,
 819                 const struct rte_cryptodev *cryptodev,
 820                 const struct rte_event *ev)
 821 {
 822         struct dpaa2_eventdev *priv = dev->data->dev_private;
 823         uint8_t ev_qid = ev->queue_id;
 824         uint16_t dpcon_id = priv->evq_info[ev_qid].dpcon->dpcon_id;
 825         int i, ret;
 826
 827         EVENTDEV_INIT_FUNC_TRACE();
 828
 829         for (i = 0; i < cryptodev->data->nb_queue_pairs; i++) {
 830                 ret = dpaa2_sec_eventq_attach(cryptodev, i,
 831                                 dpcon_id, ev);
 832                 if (ret) {
 833                         DPAA2_EVENTDEV_ERR("dpaa2_sec_eventq_attach failed: ret %d\n",
 834                                     ret);
 835                         goto fail;
 836                 }
 837         }
 838         return 0;
 839 fail:
 840         for (i = (i - 1); i >= 0 ; i--)
 841                 dpaa2_sec_eventq_detach(cryptodev, i);
 842
 843         return ret;
 844 }
 845
 846 static int
 847 dpaa2_eventdev_crypto_queue_add(const struct rte_eventdev *dev,
 848                 const struct rte_cryptodev *cryptodev,
 849                 int32_t rx_queue_id,
 850                 const struct rte_event *ev)
 851 {
 852         struct dpaa2_eventdev *priv = dev->data->dev_private;
 853         uint8_t ev_qid = ev->queue_id;
 854         uint16_t dpcon_id = priv->evq_info[ev_qid].dpcon->dpcon_id;
 855         int ret;
 856
 857         EVENTDEV_INIT_FUNC_TRACE();
 858
 859         if (rx_queue_id == -1)
 860                 return dpaa2_eventdev_crypto_queue_add_all(dev,
 861                                 cryptodev, ev);
 862
 863         ret = dpaa2_sec_eventq_attach(cryptodev, rx_queue_id,
 864                         dpcon_id, ev);
 865         if (ret) {
 866                 DPAA2_EVENTDEV_ERR(
 867                         "dpaa2_sec_eventq_attach failed: ret: %d\n", ret);
 868                 return ret;
 869         }
 870         return 0;
 871 }
 872
 873 static int
 874 dpaa2_eventdev_crypto_queue_del_all(const struct rte_eventdev *dev,
 875                              const struct rte_cryptodev *cdev)
 876 {
 877         int i, ret;
 878
 879         EVENTDEV_INIT_FUNC_TRACE();
 880
 881         RTE_SET_USED(dev);
 882
 883         for (i = 0; i < cdev->data->nb_queue_pairs; i++) {
 884                 ret = dpaa2_sec_eventq_detach(cdev, i);
 885                 if (ret) {
 886                         DPAA2_EVENTDEV_ERR(
 887                                 "dpaa2_sec_eventq_detach failed:ret %d\n", ret);
 888                         return ret;
 889                 }
 890         }
 891
 892         return 0;
 893 }
 894
 895 static int
 896 dpaa2_eventdev_crypto_queue_del(const struct rte_eventdev *dev,
 897                              const struct rte_cryptodev *cryptodev,
 898                              int32_t rx_queue_id)
 899 {
 900         int ret;
 901
 902         EVENTDEV_INIT_FUNC_TRACE();
 903
 904         if (rx_queue_id == -1)
 905                 return dpaa2_eventdev_crypto_queue_del_all(dev, cryptodev);
 906
 907         ret = dpaa2_sec_eventq_detach(cryptodev, rx_queue_id);
 908         if (ret) {
 909                 DPAA2_EVENTDEV_ERR(
 910                         "dpaa2_sec_eventq_detach failed: ret: %d\n", ret);
 911                 return ret;
 912         }
 913
 914         return 0;
 915 }
 916
 917 static int
 918 dpaa2_eventdev_crypto_start(const struct rte_eventdev *dev,
 919                             const struct rte_cryptodev *cryptodev)
 920 {
 921         EVENTDEV_INIT_FUNC_TRACE();
 922
 923         RTE_SET_USED(dev);
 924         RTE_SET_USED(cryptodev);
 925
 926         return 0;
 927 }
 928
 929 static int
 930 dpaa2_eventdev_crypto_stop(const struct rte_eventdev *dev,
 931                            const struct rte_cryptodev *cryptodev)
 932 {
 933         EVENTDEV_INIT_FUNC_TRACE();
 934
 935         RTE_SET_USED(dev);
 936         RTE_SET_USED(cryptodev);
 937
 938         return 0;
 939 }
 940
 941 static struct rte_eventdev_ops dpaa2_eventdev_ops = {
 942         .dev_infos_get    = dpaa2_eventdev_info_get,
 943         .dev_configure    = dpaa2_eventdev_configure,
 944         .dev_start        = dpaa2_eventdev_start,
 945         .dev_stop         = dpaa2_eventdev_stop,
 946         .dev_close        = dpaa2_eventdev_close,
 947         .queue_def_conf   = dpaa2_eventdev_queue_def_conf,
 948         .queue_setup      = dpaa2_eventdev_queue_setup,
 949         .queue_release    = dpaa2_eventdev_queue_release,
 950         .port_def_conf    = dpaa2_eventdev_port_def_conf,
 951         .port_setup       = dpaa2_eventdev_port_setup,
 952         .port_release     = dpaa2_eventdev_port_release,
 953         .port_link        = dpaa2_eventdev_port_link,
 954         .port_unlink      = dpaa2_eventdev_port_unlink,
 955         .timeout_ticks    = dpaa2_eventdev_timeout_ticks,
 956         .dump             = dpaa2_eventdev_dump,
 957         .eth_rx_adapter_caps_get = dpaa2_eventdev_eth_caps_get,
 958         .eth_rx_adapter_queue_add = dpaa2_eventdev_eth_queue_add,
 959         .eth_rx_adapter_queue_del = dpaa2_eventdev_eth_queue_del,
 960         .eth_rx_adapter_start = dpaa2_eventdev_eth_start,
 961         .eth_rx_adapter_stop = dpaa2_eventdev_eth_stop,
 962         .crypto_adapter_caps_get        = dpaa2_eventdev_crypto_caps_get,
 963         .crypto_adapter_queue_pair_add  = dpaa2_eventdev_crypto_queue_add,
 964         .crypto_adapter_queue_pair_del  = dpaa2_eventdev_crypto_queue_del,
 965         .crypto_adapter_start           = dpaa2_eventdev_crypto_start,
 966         .crypto_adapter_stop            = dpaa2_eventdev_crypto_stop,
 967 };
 968
 969 static int
 970 dpaa2_eventdev_setup_dpci(struct dpaa2_dpci_dev *dpci_dev,
 971                           struct dpaa2_dpcon_dev *dpcon_dev)
 972 {
 973         struct dpci_rx_queue_cfg rx_queue_cfg;
 974         int ret, i;
 975
 976         /*Do settings to get the frame on a DPCON object*/
 977         rx_queue_cfg.options = DPCI_QUEUE_OPT_DEST |
 978                   DPCI_QUEUE_OPT_USER_CTX;
 979         rx_queue_cfg.dest_cfg.dest_type = DPCI_DEST_DPCON;
 980         rx_queue_cfg.dest_cfg.dest_id = dpcon_dev->dpcon_id;
 981         rx_queue_cfg.dest_cfg.priority = DPAA2_EVENT_DEFAULT_DPCI_PRIO;
 982
 983         dpci_dev->rx_queue[DPAA2_EVENT_DPCI_PARALLEL_QUEUE].cb =
 984                 dpaa2_eventdev_process_parallel;
 985         dpci_dev->rx_queue[DPAA2_EVENT_DPCI_ATOMIC_QUEUE].cb =
 986                 dpaa2_eventdev_process_atomic;
 987
 988         for (i = 0 ; i < DPAA2_EVENT_DPCI_MAX_QUEUES; i++) {
 989                 rx_queue_cfg.user_ctx = (size_t)(&dpci_dev->rx_queue[i]);
 990                 ret = dpci_set_rx_queue(&dpci_dev->dpci,
 991                                         CMD_PRI_LOW,
 992                                         dpci_dev->token, i,
 993                                         &rx_queue_cfg);
 994                 if (ret) {
 995                         DPAA2_EVENTDEV_ERR(
 996                                 "DPCI Rx queue setup failed: err(%d)",
 997                                 ret);
 998                         return ret;
 999                 }
1000         }
1001         return 0;
1002 }
1003
1004 static int
1005 dpaa2_eventdev_create(const char *name)
1006 {
1007         struct rte_eventdev *eventdev;
1008         struct dpaa2_eventdev *priv;
1009         struct dpaa2_dpcon_dev *dpcon_dev = NULL;
1010         struct dpaa2_dpci_dev *dpci_dev = NULL;
1011         int ret;
1012
1013         eventdev = rte_event_pmd_vdev_init(name,
1014                                            sizeof(struct dpaa2_eventdev),
1015                                            rte_socket_id());
1016         if (eventdev == NULL) {
1017                 DPAA2_EVENTDEV_ERR("Failed to create Event device %s", name);
1018                 goto fail;
1019         }
1020
1021         eventdev->dev_ops       = &dpaa2_eventdev_ops;
1022         eventdev->enqueue       = dpaa2_eventdev_enqueue;
1023         eventdev->enqueue_burst = dpaa2_eventdev_enqueue_burst;
1024         eventdev->enqueue_new_burst = dpaa2_eventdev_enqueue_burst;
1025         eventdev->enqueue_forward_burst = dpaa2_eventdev_enqueue_burst;
1026         eventdev->dequeue       = dpaa2_eventdev_dequeue;
1027         eventdev->dequeue_burst = dpaa2_eventdev_dequeue_burst;
1028
1029         /* For secondary processes, the primary has done all the work */
1030         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1031                 return 0;
1032
1033         priv = eventdev->data->dev_private;
1034         priv->max_event_queues = 0;
1035
1036         do {
1037                 dpcon_dev = rte_dpaa2_alloc_dpcon_dev();
1038                 if (!dpcon_dev)
1039                         break;
1040                 priv->evq_info[priv->max_event_queues].dpcon = dpcon_dev;
1041
1042                 dpci_dev = rte_dpaa2_alloc_dpci_dev();
1043                 if (!dpci_dev) {
1044                         rte_dpaa2_free_dpcon_dev(dpcon_dev);
1045                         break;
1046                 }
1047                 priv->evq_info[priv->max_event_queues].dpci = dpci_dev;
1048
1049                 ret = dpaa2_eventdev_setup_dpci(dpci_dev, dpcon_dev);
1050                 if (ret) {
1051                         DPAA2_EVENTDEV_ERR(
1052                                     "DPCI setup failed: err(%d)", ret);
1053                         return ret;
1054                 }
1055                 priv->max_event_queues++;
1056         } while (dpcon_dev && dpci_dev);
1057
1058         RTE_LOG(INFO, PMD, "%s eventdev created\n", name);
1059
1060         return 0;
1061 fail:
1062         return -EFAULT;
1063 }
1064
1065 static int
1066 dpaa2_eventdev_probe(struct rte_vdev_device *vdev)
1067 {
1068         const char *name;
1069
1070         name = rte_vdev_device_name(vdev);
1071         DPAA2_EVENTDEV_INFO("Initializing %s", name);
1072         return dpaa2_eventdev_create(name);
1073 }
1074
1075 static int
1076 dpaa2_eventdev_remove(struct rte_vdev_device *vdev)
1077 {
1078         const char *name;
1079
1080         name = rte_vdev_device_name(vdev);
1081         DPAA2_EVENTDEV_INFO("Closing %s", name);
1082
1083         return rte_event_pmd_vdev_uninit(name);
1084 }
1085
1086 static struct rte_vdev_driver vdev_eventdev_dpaa2_pmd = {
1087         .probe = dpaa2_eventdev_probe,
1088         .remove = dpaa2_eventdev_remove
1089 };
1090
1091 RTE_PMD_REGISTER_VDEV(EVENTDEV_NAME_DPAA2_PMD, vdev_eventdev_dpaa2_pmd);
1092
1093 RTE_INIT(dpaa2_eventdev_init_log)
1094 {
1095         dpaa2_logtype_event = rte_log_register("pmd.event.dpaa2");
1096         if (dpaa2_logtype_event >= 0)
1097                 rte_log_set_level(dpaa2_logtype_event, RTE_LOG_NOTICE);
1098 }