drivers/net/dpaa/dpaa_ethdev.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  *
   3  *   Copyright 2016 Freescale Semiconductor, Inc. All rights reserved.
   4  *   Copyright 2017 NXP
   5  *
   6  */
   7 /* System headers */
   8 #include <stdio.h>
   9 #include <inttypes.h>
  10 #include <unistd.h>
  11 #include <limits.h>
  12 #include <sched.h>
  13 #include <signal.h>
  14 #include <pthread.h>
  15 #include <sys/types.h>
  16 #include <sys/syscall.h>
  17
  18 #include <rte_byteorder.h>
  19 #include <rte_common.h>
  20 #include <rte_interrupts.h>
  21 #include <rte_log.h>
  22 #include <rte_debug.h>
  23 #include <rte_pci.h>
  24 #include <rte_atomic.h>
  25 #include <rte_branch_prediction.h>
  26 #include <rte_memory.h>
  27 #include <rte_tailq.h>
  28 #include <rte_eal.h>
  29 #include <rte_alarm.h>
  30 #include <rte_ether.h>
  31 #include <rte_ethdev.h>
  32 #include <rte_malloc.h>
  33 #include <rte_ring.h>
  34
  35 #include <rte_dpaa_bus.h>
  36 #include <rte_dpaa_logs.h>
  37 #include <dpaa_mempool.h>
  38
  39 #include <dpaa_ethdev.h>
  40 #include <dpaa_rxtx.h>
  41
  42 #include <fsl_usd.h>
  43 #include <fsl_qman.h>
  44 #include <fsl_bman.h>
  45 #include <fsl_fman.h>
  46
  47 /* Keep track of whether QMAN and BMAN have been globally initialized */
  48 static int is_global_init;
  49
  50 struct rte_dpaa_xstats_name_off {
  51         char name[RTE_ETH_XSTATS_NAME_SIZE];
  52         uint32_t offset;
  53 };
  54
  55 static const struct rte_dpaa_xstats_name_off dpaa_xstats_strings[] = {
  56         {"rx_align_err",
  57                 offsetof(struct dpaa_if_stats, raln)},
  58         {"rx_valid_pause",
  59                 offsetof(struct dpaa_if_stats, rxpf)},
  60         {"rx_fcs_err",
  61                 offsetof(struct dpaa_if_stats, rfcs)},
  62         {"rx_vlan_frame",
  63                 offsetof(struct dpaa_if_stats, rvlan)},
  64         {"rx_frame_err",
  65                 offsetof(struct dpaa_if_stats, rerr)},
  66         {"rx_drop_err",
  67                 offsetof(struct dpaa_if_stats, rdrp)},
  68         {"rx_undersized",
  69                 offsetof(struct dpaa_if_stats, rund)},
  70         {"rx_oversize_err",
  71                 offsetof(struct dpaa_if_stats, rovr)},
  72         {"rx_fragment_pkt",
  73                 offsetof(struct dpaa_if_stats, rfrg)},
  74         {"tx_valid_pause",
  75                 offsetof(struct dpaa_if_stats, txpf)},
  76         {"tx_fcs_err",
  77                 offsetof(struct dpaa_if_stats, terr)},
  78         {"tx_vlan_frame",
  79                 offsetof(struct dpaa_if_stats, tvlan)},
  80         {"rx_undersized",
  81                 offsetof(struct dpaa_if_stats, tund)},
  82 };
  83
  84 static int
  85 dpaa_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
  86 {
  87         struct dpaa_if *dpaa_intf = dev->data->dev_private;
  88
  89         PMD_INIT_FUNC_TRACE();
  90
  91         if (mtu < ETHER_MIN_MTU)
  92                 return -EINVAL;
  93         if (mtu > ETHER_MAX_LEN)
  94                 dev->data->dev_conf.rxmode.jumbo_frame = 1;
  95         else
  96                 dev->data->dev_conf.rxmode.jumbo_frame = 0;
  97
  98         dev->data->dev_conf.rxmode.max_rx_pkt_len = mtu;
  99
 100         fman_if_set_maxfrm(dpaa_intf->fif, mtu);
 101
 102         return 0;
 103 }
 104
 105 static int
 106 dpaa_eth_dev_configure(struct rte_eth_dev *dev __rte_unused)
 107 {
 108         PMD_INIT_FUNC_TRACE();
 109
 110         if (dev->data->dev_conf.rxmode.jumbo_frame == 1) {
 111                 if (dev->data->dev_conf.rxmode.max_rx_pkt_len <=
 112                     DPAA_MAX_RX_PKT_LEN)
 113                         return dpaa_mtu_set(dev,
 114                                 dev->data->dev_conf.rxmode.max_rx_pkt_len);
 115                 else
 116                         return -1;
 117         }
 118         return 0;
 119 }
 120
 121 static const uint32_t *
 122 dpaa_supported_ptypes_get(struct rte_eth_dev *dev)
 123 {
 124         static const uint32_t ptypes[] = {
 125                 /*todo -= add more types */
 126                 RTE_PTYPE_L2_ETHER,
 127                 RTE_PTYPE_L3_IPV4,
 128                 RTE_PTYPE_L3_IPV4_EXT,
 129                 RTE_PTYPE_L3_IPV6,
 130                 RTE_PTYPE_L3_IPV6_EXT,
 131                 RTE_PTYPE_L4_TCP,
 132                 RTE_PTYPE_L4_UDP,
 133                 RTE_PTYPE_L4_SCTP
 134         };
 135
 136         PMD_INIT_FUNC_TRACE();
 137
 138         if (dev->rx_pkt_burst == dpaa_eth_queue_rx)
 139                 return ptypes;
 140         return NULL;
 141 }
 142
 143 static int dpaa_eth_dev_start(struct rte_eth_dev *dev)
 144 {
 145         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 146
 147         PMD_INIT_FUNC_TRACE();
 148
 149         /* Change tx callback to the real one */
 150         dev->tx_pkt_burst = dpaa_eth_queue_tx;
 151         fman_if_enable_rx(dpaa_intf->fif);
 152
 153         return 0;
 154 }
 155
 156 static void dpaa_eth_dev_stop(struct rte_eth_dev *dev)
 157 {
 158         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 159
 160         PMD_INIT_FUNC_TRACE();
 161
 162         fman_if_disable_rx(dpaa_intf->fif);
 163         dev->tx_pkt_burst = dpaa_eth_tx_drop_all;
 164 }
 165
 166 static void dpaa_eth_dev_close(struct rte_eth_dev *dev)
 167 {
 168         PMD_INIT_FUNC_TRACE();
 169
 170         dpaa_eth_dev_stop(dev);
 171 }
 172
 173 static int
 174 dpaa_fw_version_get(struct rte_eth_dev *dev __rte_unused,
 175                      char *fw_version,
 176                      size_t fw_size)
 177 {
 178         int ret;
 179         FILE *svr_file = NULL;
 180         unsigned int svr_ver = 0;
 181
 182         PMD_INIT_FUNC_TRACE();
 183
 184         svr_file = fopen(DPAA_SOC_ID_FILE, "r");
 185         if (!svr_file) {
 186                 DPAA_PMD_ERR("Unable to open SoC device");
 187                 return -ENOTSUP; /* Not supported on this infra */
 188         }
 189         if (fscanf(svr_file, "svr:%x", &svr_ver) <= 0)
 190                 DPAA_PMD_ERR("Unable to read SoC device");
 191
 192         fclose(svr_file);
 193
 194         ret = snprintf(fw_version, fw_size, "SVR:%x-fman-v%x",
 195                        svr_ver, fman_ip_rev);
 196         ret += 1; /* add the size of '\0' */
 197
 198         if (fw_size < (uint32_t)ret)
 199                 return ret;
 200         else
 201                 return 0;
 202 }
 203
 204 static void dpaa_eth_dev_info(struct rte_eth_dev *dev,
 205                               struct rte_eth_dev_info *dev_info)
 206 {
 207         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 208
 209         PMD_INIT_FUNC_TRACE();
 210
 211         dev_info->max_rx_queues = dpaa_intf->nb_rx_queues;
 212         dev_info->max_tx_queues = dpaa_intf->nb_tx_queues;
 213         dev_info->min_rx_bufsize = DPAA_MIN_RX_BUF_SIZE;
 214         dev_info->max_rx_pktlen = DPAA_MAX_RX_PKT_LEN;
 215         dev_info->max_mac_addrs = DPAA_MAX_MAC_FILTER;
 216         dev_info->max_hash_mac_addrs = 0;
 217         dev_info->max_vfs = 0;
 218         dev_info->max_vmdq_pools = ETH_16_POOLS;
 219         dev_info->flow_type_rss_offloads = DPAA_RSS_OFFLOAD_ALL;
 220         dev_info->speed_capa = (ETH_LINK_SPEED_1G |
 221                                 ETH_LINK_SPEED_10G);
 222         dev_info->rx_offload_capa =
 223                 (DEV_RX_OFFLOAD_IPV4_CKSUM |
 224                 DEV_RX_OFFLOAD_UDP_CKSUM   |
 225                 DEV_RX_OFFLOAD_TCP_CKSUM);
 226         dev_info->tx_offload_capa =
 227                 (DEV_TX_OFFLOAD_IPV4_CKSUM  |
 228                 DEV_TX_OFFLOAD_UDP_CKSUM   |
 229                 DEV_TX_OFFLOAD_TCP_CKSUM);
 230 }
 231
 232 static int dpaa_eth_link_update(struct rte_eth_dev *dev,
 233                                 int wait_to_complete __rte_unused)
 234 {
 235         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 236         struct rte_eth_link *link = &dev->data->dev_link;
 237
 238         PMD_INIT_FUNC_TRACE();
 239
 240         if (dpaa_intf->fif->mac_type == fman_mac_1g)
 241                 link->link_speed = 1000;
 242         else if (dpaa_intf->fif->mac_type == fman_mac_10g)
 243                 link->link_speed = 10000;
 244         else
 245                 DPAA_PMD_ERR("invalid link_speed: %s, %d",
 246                              dpaa_intf->name, dpaa_intf->fif->mac_type);
 247
 248         link->link_status = dpaa_intf->valid;
 249         link->link_duplex = ETH_LINK_FULL_DUPLEX;
 250         link->link_autoneg = ETH_LINK_AUTONEG;
 251         return 0;
 252 }
 253
 254 static int dpaa_eth_stats_get(struct rte_eth_dev *dev,
 255                                struct rte_eth_stats *stats)
 256 {
 257         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 258
 259         PMD_INIT_FUNC_TRACE();
 260
 261         fman_if_stats_get(dpaa_intf->fif, stats);
 262         return 0;
 263 }
 264
 265 static void dpaa_eth_stats_reset(struct rte_eth_dev *dev)
 266 {
 267         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 268
 269         PMD_INIT_FUNC_TRACE();
 270
 271         fman_if_stats_reset(dpaa_intf->fif);
 272 }
 273
 274 static int
 275 dpaa_dev_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
 276                     unsigned int n)
 277 {
 278         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 279         unsigned int i = 0, num = RTE_DIM(dpaa_xstats_strings);
 280         uint64_t values[sizeof(struct dpaa_if_stats) / 8];
 281
 282         if (xstats == NULL)
 283                 return 0;
 284
 285         if (n < num)
 286                 return num;
 287
 288         fman_if_stats_get_all(dpaa_intf->fif, values,
 289                               sizeof(struct dpaa_if_stats) / 8);
 290
 291         for (i = 0; i < num; i++) {
 292                 xstats[i].id = i;
 293                 xstats[i].value = values[dpaa_xstats_strings[i].offset / 8];
 294         }
 295         return i;
 296 }
 297
 298 static int
 299 dpaa_xstats_get_names(__rte_unused struct rte_eth_dev *dev,
 300                       struct rte_eth_xstat_name *xstats_names,
 301                       __rte_unused unsigned int limit)
 302 {
 303         unsigned int i, stat_cnt = RTE_DIM(dpaa_xstats_strings);
 304
 305         if (xstats_names != NULL)
 306                 for (i = 0; i < stat_cnt; i++)
 307                         snprintf(xstats_names[i].name,
 308                                  sizeof(xstats_names[i].name),
 309                                  "%s",
 310                                  dpaa_xstats_strings[i].name);
 311
 312         return stat_cnt;
 313 }
 314
 315 static int
 316 dpaa_xstats_get_by_id(struct rte_eth_dev *dev, const uint64_t *ids,
 317                       uint64_t *values, unsigned int n)
 318 {
 319         unsigned int i, stat_cnt = RTE_DIM(dpaa_xstats_strings);
 320         uint64_t values_copy[sizeof(struct dpaa_if_stats) / 8];
 321
 322         if (!ids) {
 323                 struct dpaa_if *dpaa_intf = dev->data->dev_private;
 324
 325                 if (n < stat_cnt)
 326                         return stat_cnt;
 327
 328                 if (!values)
 329                         return 0;
 330
 331                 fman_if_stats_get_all(dpaa_intf->fif, values_copy,
 332                                       sizeof(struct dpaa_if_stats));
 333
 334                 for (i = 0; i < stat_cnt; i++)
 335                         values[i] =
 336                                 values_copy[dpaa_xstats_strings[i].offset / 8];
 337
 338                 return stat_cnt;
 339         }
 340
 341         dpaa_xstats_get_by_id(dev, NULL, values_copy, stat_cnt);
 342
 343         for (i = 0; i < n; i++) {
 344                 if (ids[i] >= stat_cnt) {
 345                         DPAA_PMD_ERR("id value isn't valid");
 346                         return -1;
 347                 }
 348                 values[i] = values_copy[ids[i]];
 349         }
 350         return n;
 351 }
 352
 353 static int
 354 dpaa_xstats_get_names_by_id(
 355         struct rte_eth_dev *dev,
 356         struct rte_eth_xstat_name *xstats_names,
 357         const uint64_t *ids,
 358         unsigned int limit)
 359 {
 360         unsigned int i, stat_cnt = RTE_DIM(dpaa_xstats_strings);
 361         struct rte_eth_xstat_name xstats_names_copy[stat_cnt];
 362
 363         if (!ids)
 364                 return dpaa_xstats_get_names(dev, xstats_names, limit);
 365
 366         dpaa_xstats_get_names(dev, xstats_names_copy, limit);
 367
 368         for (i = 0; i < limit; i++) {
 369                 if (ids[i] >= stat_cnt) {
 370                         DPAA_PMD_ERR("id value isn't valid");
 371                         return -1;
 372                 }
 373                 strcpy(xstats_names[i].name, xstats_names_copy[ids[i]].name);
 374         }
 375         return limit;
 376 }
 377
 378 static void dpaa_eth_promiscuous_enable(struct rte_eth_dev *dev)
 379 {
 380         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 381
 382         PMD_INIT_FUNC_TRACE();
 383
 384         fman_if_promiscuous_enable(dpaa_intf->fif);
 385 }
 386
 387 static void dpaa_eth_promiscuous_disable(struct rte_eth_dev *dev)
 388 {
 389         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 390
 391         PMD_INIT_FUNC_TRACE();
 392
 393         fman_if_promiscuous_disable(dpaa_intf->fif);
 394 }
 395
 396 static void dpaa_eth_multicast_enable(struct rte_eth_dev *dev)
 397 {
 398         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 399
 400         PMD_INIT_FUNC_TRACE();
 401
 402         fman_if_set_mcast_filter_table(dpaa_intf->fif);
 403 }
 404
 405 static void dpaa_eth_multicast_disable(struct rte_eth_dev *dev)
 406 {
 407         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 408
 409         PMD_INIT_FUNC_TRACE();
 410
 411         fman_if_reset_mcast_filter_table(dpaa_intf->fif);
 412 }
 413
 414 static
 415 int dpaa_eth_rx_queue_setup(struct rte_eth_dev *dev, uint16_t queue_idx,
 416                             uint16_t nb_desc __rte_unused,
 417                             unsigned int socket_id __rte_unused,
 418                             const struct rte_eth_rxconf *rx_conf __rte_unused,
 419                             struct rte_mempool *mp)
 420 {
 421         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 422
 423         PMD_INIT_FUNC_TRACE();
 424
 425         DPAA_PMD_INFO("Rx queue setup for queue index: %d", queue_idx);
 426
 427         if (!dpaa_intf->bp_info || dpaa_intf->bp_info->mp != mp) {
 428                 struct fman_if_ic_params icp;
 429                 uint32_t fd_offset;
 430                 uint32_t bp_size;
 431
 432                 if (!mp->pool_data) {
 433                         DPAA_PMD_ERR("Not an offloaded buffer pool!");
 434                         return -1;
 435                 }
 436                 dpaa_intf->bp_info = DPAA_MEMPOOL_TO_POOL_INFO(mp);
 437
 438                 memset(&icp, 0, sizeof(icp));
 439                 /* set ICEOF for to the default value , which is 0*/
 440                 icp.iciof = DEFAULT_ICIOF;
 441                 icp.iceof = DEFAULT_RX_ICEOF;
 442                 icp.icsz = DEFAULT_ICSZ;
 443                 fman_if_set_ic_params(dpaa_intf->fif, &icp);
 444
 445                 fd_offset = RTE_PKTMBUF_HEADROOM + DPAA_HW_BUF_RESERVE;
 446                 fman_if_set_fdoff(dpaa_intf->fif, fd_offset);
 447
 448                 /* Buffer pool size should be equal to Dataroom Size*/
 449                 bp_size = rte_pktmbuf_data_room_size(mp);
 450                 fman_if_set_bp(dpaa_intf->fif, mp->size,
 451                                dpaa_intf->bp_info->bpid, bp_size);
 452                 dpaa_intf->valid = 1;
 453                 DPAA_PMD_INFO("if =%s - fd_offset = %d offset = %d",
 454                             dpaa_intf->name, fd_offset,
 455                         fman_if_get_fdoff(dpaa_intf->fif));
 456         }
 457         dev->data->rx_queues[queue_idx] = &dpaa_intf->rx_queues[queue_idx];
 458
 459         return 0;
 460 }
 461
 462 static
 463 void dpaa_eth_rx_queue_release(void *rxq __rte_unused)
 464 {
 465         PMD_INIT_FUNC_TRACE();
 466 }
 467
 468 static
 469 int dpaa_eth_tx_queue_setup(struct rte_eth_dev *dev, uint16_t queue_idx,
 470                             uint16_t nb_desc __rte_unused,
 471                 unsigned int socket_id __rte_unused,
 472                 const struct rte_eth_txconf *tx_conf __rte_unused)
 473 {
 474         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 475
 476         PMD_INIT_FUNC_TRACE();
 477
 478         DPAA_PMD_INFO("Tx queue setup for queue index: %d", queue_idx);
 479         dev->data->tx_queues[queue_idx] = &dpaa_intf->tx_queues[queue_idx];
 480         return 0;
 481 }
 482
 483 static void dpaa_eth_tx_queue_release(void *txq __rte_unused)
 484 {
 485         PMD_INIT_FUNC_TRACE();
 486 }
 487
 488 static int dpaa_link_down(struct rte_eth_dev *dev)
 489 {
 490         PMD_INIT_FUNC_TRACE();
 491
 492         dpaa_eth_dev_stop(dev);
 493         return 0;
 494 }
 495
 496 static int dpaa_link_up(struct rte_eth_dev *dev)
 497 {
 498         PMD_INIT_FUNC_TRACE();
 499
 500         dpaa_eth_dev_start(dev);
 501         return 0;
 502 }
 503
 504 static int
 505 dpaa_flow_ctrl_set(struct rte_eth_dev *dev,
 506                    struct rte_eth_fc_conf *fc_conf)
 507 {
 508         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 509         struct rte_eth_fc_conf *net_fc;
 510
 511         PMD_INIT_FUNC_TRACE();
 512
 513         if (!(dpaa_intf->fc_conf)) {
 514                 dpaa_intf->fc_conf = rte_zmalloc(NULL,
 515                         sizeof(struct rte_eth_fc_conf), MAX_CACHELINE);
 516                 if (!dpaa_intf->fc_conf) {
 517                         DPAA_PMD_ERR("unable to save flow control info");
 518                         return -ENOMEM;
 519                 }
 520         }
 521         net_fc = dpaa_intf->fc_conf;
 522
 523         if (fc_conf->high_water < fc_conf->low_water) {
 524                 DPAA_PMD_ERR("Incorrect Flow Control Configuration");
 525                 return -EINVAL;
 526         }
 527
 528         if (fc_conf->mode == RTE_FC_NONE) {
 529                 return 0;
 530         } else if (fc_conf->mode == RTE_FC_TX_PAUSE ||
 531                  fc_conf->mode == RTE_FC_FULL) {
 532                 fman_if_set_fc_threshold(dpaa_intf->fif, fc_conf->high_water,
 533                                          fc_conf->low_water,
 534                                 dpaa_intf->bp_info->bpid);
 535                 if (fc_conf->pause_time)
 536                         fman_if_set_fc_quanta(dpaa_intf->fif,
 537                                               fc_conf->pause_time);
 538         }
 539
 540         /* Save the information in dpaa device */
 541         net_fc->pause_time = fc_conf->pause_time;
 542         net_fc->high_water = fc_conf->high_water;
 543         net_fc->low_water = fc_conf->low_water;
 544         net_fc->send_xon = fc_conf->send_xon;
 545         net_fc->mac_ctrl_frame_fwd = fc_conf->mac_ctrl_frame_fwd;
 546         net_fc->mode = fc_conf->mode;
 547         net_fc->autoneg = fc_conf->autoneg;
 548
 549         return 0;
 550 }
 551
 552 static int
 553 dpaa_flow_ctrl_get(struct rte_eth_dev *dev,
 554                    struct rte_eth_fc_conf *fc_conf)
 555 {
 556         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 557         struct rte_eth_fc_conf *net_fc = dpaa_intf->fc_conf;
 558         int ret;
 559
 560         PMD_INIT_FUNC_TRACE();
 561
 562         if (net_fc) {
 563                 fc_conf->pause_time = net_fc->pause_time;
 564                 fc_conf->high_water = net_fc->high_water;
 565                 fc_conf->low_water = net_fc->low_water;
 566                 fc_conf->send_xon = net_fc->send_xon;
 567                 fc_conf->mac_ctrl_frame_fwd = net_fc->mac_ctrl_frame_fwd;
 568                 fc_conf->mode = net_fc->mode;
 569                 fc_conf->autoneg = net_fc->autoneg;
 570                 return 0;
 571         }
 572         ret = fman_if_get_fc_threshold(dpaa_intf->fif);
 573         if (ret) {
 574                 fc_conf->mode = RTE_FC_TX_PAUSE;
 575                 fc_conf->pause_time = fman_if_get_fc_quanta(dpaa_intf->fif);
 576         } else {
 577                 fc_conf->mode = RTE_FC_NONE;
 578         }
 579
 580         return 0;
 581 }
 582
 583 static int
 584 dpaa_dev_add_mac_addr(struct rte_eth_dev *dev,
 585                              struct ether_addr *addr,
 586                              uint32_t index,
 587                              __rte_unused uint32_t pool)
 588 {
 589         int ret;
 590         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 591
 592         PMD_INIT_FUNC_TRACE();
 593
 594         ret = fman_if_add_mac_addr(dpaa_intf->fif, addr->addr_bytes, index);
 595
 596         if (ret)
 597                 RTE_LOG(ERR, PMD, "error: Adding the MAC ADDR failed:"
 598                         " err = %d", ret);
 599         return 0;
 600 }
 601
 602 static void
 603 dpaa_dev_remove_mac_addr(struct rte_eth_dev *dev,
 604                           uint32_t index)
 605 {
 606         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 607
 608         PMD_INIT_FUNC_TRACE();
 609
 610         fman_if_clear_mac_addr(dpaa_intf->fif, index);
 611 }
 612
 613 static void
 614 dpaa_dev_set_mac_addr(struct rte_eth_dev *dev,
 615                        struct ether_addr *addr)
 616 {
 617         int ret;
 618         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 619
 620         PMD_INIT_FUNC_TRACE();
 621
 622         ret = fman_if_add_mac_addr(dpaa_intf->fif, addr->addr_bytes, 0);
 623         if (ret)
 624                 RTE_LOG(ERR, PMD, "error: Setting the MAC ADDR failed %d", ret);
 625 }
 626
 627 static struct eth_dev_ops dpaa_devops = {
 628         .dev_configure            = dpaa_eth_dev_configure,
 629         .dev_start                = dpaa_eth_dev_start,
 630         .dev_stop                 = dpaa_eth_dev_stop,
 631         .dev_close                = dpaa_eth_dev_close,
 632         .dev_infos_get            = dpaa_eth_dev_info,
 633         .dev_supported_ptypes_get = dpaa_supported_ptypes_get,
 634
 635         .rx_queue_setup           = dpaa_eth_rx_queue_setup,
 636         .tx_queue_setup           = dpaa_eth_tx_queue_setup,
 637         .rx_queue_release         = dpaa_eth_rx_queue_release,
 638         .tx_queue_release         = dpaa_eth_tx_queue_release,
 639
 640         .flow_ctrl_get            = dpaa_flow_ctrl_get,
 641         .flow_ctrl_set            = dpaa_flow_ctrl_set,
 642
 643         .link_update              = dpaa_eth_link_update,
 644         .stats_get                = dpaa_eth_stats_get,
 645         .xstats_get               = dpaa_dev_xstats_get,
 646         .xstats_get_by_id         = dpaa_xstats_get_by_id,
 647         .xstats_get_names_by_id   = dpaa_xstats_get_names_by_id,
 648         .xstats_get_names         = dpaa_xstats_get_names,
 649         .xstats_reset             = dpaa_eth_stats_reset,
 650         .stats_reset              = dpaa_eth_stats_reset,
 651         .promiscuous_enable       = dpaa_eth_promiscuous_enable,
 652         .promiscuous_disable      = dpaa_eth_promiscuous_disable,
 653         .allmulticast_enable      = dpaa_eth_multicast_enable,
 654         .allmulticast_disable     = dpaa_eth_multicast_disable,
 655         .mtu_set                  = dpaa_mtu_set,
 656         .dev_set_link_down        = dpaa_link_down,
 657         .dev_set_link_up          = dpaa_link_up,
 658         .mac_addr_add             = dpaa_dev_add_mac_addr,
 659         .mac_addr_remove          = dpaa_dev_remove_mac_addr,
 660         .mac_addr_set             = dpaa_dev_set_mac_addr,
 661
 662         .fw_version_get           = dpaa_fw_version_get,
 663 };
 664
 665 static int dpaa_fc_set_default(struct dpaa_if *dpaa_intf)
 666 {
 667         struct rte_eth_fc_conf *fc_conf;
 668         int ret;
 669
 670         PMD_INIT_FUNC_TRACE();
 671
 672         if (!(dpaa_intf->fc_conf)) {
 673                 dpaa_intf->fc_conf = rte_zmalloc(NULL,
 674                         sizeof(struct rte_eth_fc_conf), MAX_CACHELINE);
 675                 if (!dpaa_intf->fc_conf) {
 676                         DPAA_PMD_ERR("unable to save flow control info");
 677                         return -ENOMEM;
 678                 }
 679         }
 680         fc_conf = dpaa_intf->fc_conf;
 681         ret = fman_if_get_fc_threshold(dpaa_intf->fif);
 682         if (ret) {
 683                 fc_conf->mode = RTE_FC_TX_PAUSE;
 684                 fc_conf->pause_time = fman_if_get_fc_quanta(dpaa_intf->fif);
 685         } else {
 686                 fc_conf->mode = RTE_FC_NONE;
 687         }
 688
 689         return 0;
 690 }
 691
 692 /* Initialise an Rx FQ */
 693 static int dpaa_rx_queue_init(struct qman_fq *fq,
 694                               uint32_t fqid)
 695 {
 696         struct qm_mcc_initfq opts = {0};
 697         int ret;
 698
 699         PMD_INIT_FUNC_TRACE();
 700
 701         ret = qman_reserve_fqid(fqid);
 702         if (ret) {
 703                 DPAA_PMD_ERR("reserve rx fqid %d failed with ret: %d",
 704                              fqid, ret);
 705                 return -EINVAL;
 706         }
 707
 708         DPAA_PMD_DEBUG("creating rx fq %p, fqid %d", fq, fqid);
 709         ret = qman_create_fq(fqid, QMAN_FQ_FLAG_NO_ENQUEUE, fq);
 710         if (ret) {
 711                 DPAA_PMD_ERR("create rx fqid %d failed with ret: %d",
 712                         fqid, ret);
 713                 return ret;
 714         }
 715
 716         opts.we_mask = QM_INITFQ_WE_DESTWQ | QM_INITFQ_WE_FQCTRL |
 717                        QM_INITFQ_WE_CONTEXTA;
 718
 719         opts.fqd.dest.wq = DPAA_IF_RX_PRIORITY;
 720         opts.fqd.fq_ctrl = QM_FQCTRL_AVOIDBLOCK | QM_FQCTRL_CTXASTASHING |
 721                            QM_FQCTRL_PREFERINCACHE;
 722         opts.fqd.context_a.stashing.exclusive = 0;
 723         opts.fqd.context_a.stashing.annotation_cl = DPAA_IF_RX_ANNOTATION_STASH;
 724         opts.fqd.context_a.stashing.data_cl = DPAA_IF_RX_DATA_STASH;
 725         opts.fqd.context_a.stashing.context_cl = DPAA_IF_RX_CONTEXT_STASH;
 726
 727         /*Enable tail drop */
 728         opts.we_mask = opts.we_mask | QM_INITFQ_WE_TDTHRESH;
 729         opts.fqd.fq_ctrl = opts.fqd.fq_ctrl | QM_FQCTRL_TDE;
 730         qm_fqd_taildrop_set(&opts.fqd.td, CONG_THRESHOLD_RX_Q, 1);
 731
 732         ret = qman_init_fq(fq, 0, &opts);
 733         if (ret)
 734                 DPAA_PMD_ERR("init rx fqid %d failed with ret: %d", fqid, ret);
 735         return ret;
 736 }
 737
 738 /* Initialise a Tx FQ */
 739 static int dpaa_tx_queue_init(struct qman_fq *fq,
 740                               struct fman_if *fman_intf)
 741 {
 742         struct qm_mcc_initfq opts = {0};
 743         int ret;
 744
 745         PMD_INIT_FUNC_TRACE();
 746
 747         ret = qman_create_fq(0, QMAN_FQ_FLAG_DYNAMIC_FQID |
 748                              QMAN_FQ_FLAG_TO_DCPORTAL, fq);
 749         if (ret) {
 750                 DPAA_PMD_ERR("create tx fq failed with ret: %d", ret);
 751                 return ret;
 752         }
 753         opts.we_mask = QM_INITFQ_WE_DESTWQ | QM_INITFQ_WE_FQCTRL |
 754                        QM_INITFQ_WE_CONTEXTB | QM_INITFQ_WE_CONTEXTA;
 755         opts.fqd.dest.channel = fman_intf->tx_channel_id;
 756         opts.fqd.dest.wq = DPAA_IF_TX_PRIORITY;
 757         opts.fqd.fq_ctrl = QM_FQCTRL_PREFERINCACHE;
 758         opts.fqd.context_b = 0;
 759         /* no tx-confirmation */
 760         opts.fqd.context_a.hi = 0x80000000 | fman_dealloc_bufs_mask_hi;
 761         opts.fqd.context_a.lo = 0 | fman_dealloc_bufs_mask_lo;
 762         DPAA_PMD_DEBUG("init tx fq %p, fqid %d", fq, fq->fqid);
 763         ret = qman_init_fq(fq, QMAN_INITFQ_FLAG_SCHED, &opts);
 764         if (ret)
 765                 DPAA_PMD_ERR("init tx fqid %d failed %d", fq->fqid, ret);
 766         return ret;
 767 }
 768
 769 #ifdef RTE_LIBRTE_DPAA_DEBUG_DRIVER
 770 /* Initialise a DEBUG FQ ([rt]x_error, rx_default). */
 771 static int dpaa_debug_queue_init(struct qman_fq *fq, uint32_t fqid)
 772 {
 773         struct qm_mcc_initfq opts = {0};
 774         int ret;
 775
 776         PMD_INIT_FUNC_TRACE();
 777
 778         ret = qman_reserve_fqid(fqid);
 779         if (ret) {
 780                 DPAA_PMD_ERR("Reserve debug fqid %d failed with ret: %d",
 781                         fqid, ret);
 782                 return -EINVAL;
 783         }
 784         /* "map" this Rx FQ to one of the interfaces Tx FQID */
 785         DPAA_PMD_DEBUG("Creating debug fq %p, fqid %d", fq, fqid);
 786         ret = qman_create_fq(fqid, QMAN_FQ_FLAG_NO_ENQUEUE, fq);
 787         if (ret) {
 788                 DPAA_PMD_ERR("create debug fqid %d failed with ret: %d",
 789                         fqid, ret);
 790                 return ret;
 791         }
 792         opts.we_mask = QM_INITFQ_WE_DESTWQ | QM_INITFQ_WE_FQCTRL;
 793         opts.fqd.dest.wq = DPAA_IF_DEBUG_PRIORITY;
 794         ret = qman_init_fq(fq, 0, &opts);
 795         if (ret)
 796                 DPAA_PMD_ERR("init debug fqid %d failed with ret: %d",
 797                             fqid, ret);
 798         return ret;
 799 }
 800 #endif
 801
 802 /* Initialise a network interface */
 803 static int
 804 dpaa_dev_init(struct rte_eth_dev *eth_dev)
 805 {
 806         int num_cores, num_rx_fqs, fqid;
 807         int loop, ret = 0;
 808         int dev_id;
 809         struct rte_dpaa_device *dpaa_device;
 810         struct dpaa_if *dpaa_intf;
 811         struct fm_eth_port_cfg *cfg;
 812         struct fman_if *fman_intf;
 813         struct fman_if_bpool *bp, *tmp_bp;
 814
 815         PMD_INIT_FUNC_TRACE();
 816
 817         /* For secondary processes, the primary has done all the work */
 818         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
 819                 return 0;
 820
 821         dpaa_device = DEV_TO_DPAA_DEVICE(eth_dev->device);
 822         dev_id = dpaa_device->id.dev_id;
 823         dpaa_intf = eth_dev->data->dev_private;
 824         cfg = &dpaa_netcfg->port_cfg[dev_id];
 825         fman_intf = cfg->fman_if;
 826
 827         dpaa_intf->name = dpaa_device->name;
 828
 829         /* save fman_if & cfg in the interface struture */
 830         dpaa_intf->fif = fman_intf;
 831         dpaa_intf->ifid = dev_id;
 832         dpaa_intf->cfg = cfg;
 833
 834         /* Initialize Rx FQ's */
 835         if (getenv("DPAA_NUM_RX_QUEUES"))
 836                 num_rx_fqs = atoi(getenv("DPAA_NUM_RX_QUEUES"));
 837         else
 838                 num_rx_fqs = DPAA_DEFAULT_NUM_PCD_QUEUES;
 839
 840         /* Each device can not have more than DPAA_PCD_FQID_MULTIPLIER RX
 841          * queues.
 842          */
 843         if (num_rx_fqs <= 0 || num_rx_fqs > DPAA_PCD_FQID_MULTIPLIER) {
 844                 DPAA_PMD_ERR("Invalid number of RX queues\n");
 845                 return -EINVAL;
 846         }
 847
 848         dpaa_intf->rx_queues = rte_zmalloc(NULL,
 849                 sizeof(struct qman_fq) * num_rx_fqs, MAX_CACHELINE);
 850         for (loop = 0; loop < num_rx_fqs; loop++) {
 851                 fqid = DPAA_PCD_FQID_START + dpaa_intf->ifid *
 852                         DPAA_PCD_FQID_MULTIPLIER + loop;
 853                 ret = dpaa_rx_queue_init(&dpaa_intf->rx_queues[loop], fqid);
 854                 if (ret)
 855                         return ret;
 856                 dpaa_intf->rx_queues[loop].dpaa_intf = dpaa_intf;
 857         }
 858         dpaa_intf->nb_rx_queues = num_rx_fqs;
 859
 860         /* Initialise Tx FQs. Have as many Tx FQ's as number of cores */
 861         num_cores = rte_lcore_count();
 862         dpaa_intf->tx_queues = rte_zmalloc(NULL, sizeof(struct qman_fq) *
 863                 num_cores, MAX_CACHELINE);
 864         if (!dpaa_intf->tx_queues)
 865                 return -ENOMEM;
 866
 867         for (loop = 0; loop < num_cores; loop++) {
 868                 ret = dpaa_tx_queue_init(&dpaa_intf->tx_queues[loop],
 869                                          fman_intf);
 870                 if (ret)
 871                         return ret;
 872                 dpaa_intf->tx_queues[loop].dpaa_intf = dpaa_intf;
 873         }
 874         dpaa_intf->nb_tx_queues = num_cores;
 875
 876 #ifdef RTE_LIBRTE_DPAA_DEBUG_DRIVER
 877         dpaa_debug_queue_init(&dpaa_intf->debug_queues[
 878                 DPAA_DEBUG_FQ_RX_ERROR], fman_intf->fqid_rx_err);
 879         dpaa_intf->debug_queues[DPAA_DEBUG_FQ_RX_ERROR].dpaa_intf = dpaa_intf;
 880         dpaa_debug_queue_init(&dpaa_intf->debug_queues[
 881                 DPAA_DEBUG_FQ_TX_ERROR], fman_intf->fqid_tx_err);
 882         dpaa_intf->debug_queues[DPAA_DEBUG_FQ_TX_ERROR].dpaa_intf = dpaa_intf;
 883 #endif
 884
 885         DPAA_PMD_DEBUG("All frame queues created");
 886
 887         /* Get the initial configuration for flow control */
 888         dpaa_fc_set_default(dpaa_intf);
 889
 890         /* reset bpool list, initialize bpool dynamically */
 891         list_for_each_entry_safe(bp, tmp_bp, &cfg->fman_if->bpool_list, node) {
 892                 list_del(&bp->node);
 893                 free(bp);
 894         }
 895
 896         /* Populate ethdev structure */
 897         eth_dev->dev_ops = &dpaa_devops;
 898         eth_dev->rx_pkt_burst = dpaa_eth_queue_rx;
 899         eth_dev->tx_pkt_burst = dpaa_eth_tx_drop_all;
 900
 901         /* Allocate memory for storing MAC addresses */
 902         eth_dev->data->mac_addrs = rte_zmalloc("mac_addr",
 903                 ETHER_ADDR_LEN * DPAA_MAX_MAC_FILTER, 0);
 904         if (eth_dev->data->mac_addrs == NULL) {
 905                 DPAA_PMD_ERR("Failed to allocate %d bytes needed to "
 906                                                 "store MAC addresses",
 907                                 ETHER_ADDR_LEN * DPAA_MAX_MAC_FILTER);
 908                 rte_free(dpaa_intf->rx_queues);
 909                 rte_free(dpaa_intf->tx_queues);
 910                 dpaa_intf->rx_queues = NULL;
 911                 dpaa_intf->tx_queues = NULL;
 912                 dpaa_intf->nb_rx_queues = 0;
 913                 dpaa_intf->nb_tx_queues = 0;
 914                 return -ENOMEM;
 915         }
 916
 917         /* copy the primary mac address */
 918         ether_addr_copy(&fman_intf->mac_addr, &eth_dev->data->mac_addrs[0]);
 919
 920         RTE_LOG(INFO, PMD, "net: dpaa: %s: %02x:%02x:%02x:%02x:%02x:%02x\n",
 921                 dpaa_device->name,
 922                 fman_intf->mac_addr.addr_bytes[0],
 923                 fman_intf->mac_addr.addr_bytes[1],
 924                 fman_intf->mac_addr.addr_bytes[2],
 925                 fman_intf->mac_addr.addr_bytes[3],
 926                 fman_intf->mac_addr.addr_bytes[4],
 927                 fman_intf->mac_addr.addr_bytes[5]);
 928
 929         /* Disable RX mode */
 930         fman_if_discard_rx_errors(fman_intf);
 931         fman_if_disable_rx(fman_intf);
 932         /* Disable promiscuous mode */
 933         fman_if_promiscuous_disable(fman_intf);
 934         /* Disable multicast */
 935         fman_if_reset_mcast_filter_table(fman_intf);
 936         /* Reset interface statistics */
 937         fman_if_stats_reset(fman_intf);
 938
 939         return 0;
 940 }
 941
 942 static int
 943 dpaa_dev_uninit(struct rte_eth_dev *dev)
 944 {
 945         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 946
 947         PMD_INIT_FUNC_TRACE();
 948
 949         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
 950                 return -EPERM;
 951
 952         if (!dpaa_intf) {
 953                 DPAA_PMD_WARN("Already closed or not started");
 954                 return -1;
 955         }
 956
 957         dpaa_eth_dev_close(dev);
 958
 959         /* release configuration memory */
 960         if (dpaa_intf->fc_conf)
 961                 rte_free(dpaa_intf->fc_conf);
 962
 963         rte_free(dpaa_intf->rx_queues);
 964         dpaa_intf->rx_queues = NULL;
 965
 966         rte_free(dpaa_intf->tx_queues);
 967         dpaa_intf->tx_queues = NULL;
 968
 969         /* free memory for storing MAC addresses */
 970         rte_free(dev->data->mac_addrs);
 971         dev->data->mac_addrs = NULL;
 972
 973         dev->dev_ops = NULL;
 974         dev->rx_pkt_burst = NULL;
 975         dev->tx_pkt_burst = NULL;
 976
 977         return 0;
 978 }
 979
 980 static int
 981 rte_dpaa_probe(struct rte_dpaa_driver *dpaa_drv,
 982                struct rte_dpaa_device *dpaa_dev)
 983 {
 984         int diag;
 985         int ret;
 986         struct rte_eth_dev *eth_dev;
 987
 988         PMD_INIT_FUNC_TRACE();
 989
 990         /* In case of secondary process, the device is already configured
 991          * and no further action is required, except portal initialization
 992          * and verifying secondary attachment to port name.
 993          */
 994         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
 995                 eth_dev = rte_eth_dev_attach_secondary(dpaa_dev->name);
 996                 if (!eth_dev)
 997                         return -ENOMEM;
 998                 return 0;
 999         }
1000
1001         if (!is_global_init) {
1002                 /* One time load of Qman/Bman drivers */
1003                 ret = qman_global_init();
1004                 if (ret) {
1005                         DPAA_PMD_ERR("QMAN initialization failed: %d",
1006                                      ret);
1007                         return ret;
1008                 }
1009                 ret = bman_global_init();
1010                 if (ret) {
1011                         DPAA_PMD_ERR("BMAN initialization failed: %d",
1012                                      ret);
1013                         return ret;
1014                 }
1015
1016                 is_global_init = 1;
1017         }
1018
1019         ret = rte_dpaa_portal_init((void *)1);
1020         if (ret) {
1021                 DPAA_PMD_ERR("Unable to initialize portal");
1022                 return ret;
1023         }
1024
1025         eth_dev = rte_eth_dev_allocate(dpaa_dev->name);
1026         if (eth_dev == NULL)
1027                 return -ENOMEM;
1028
1029         eth_dev->data->dev_private = rte_zmalloc(
1030                                         "ethdev private structure",
1031                                         sizeof(struct dpaa_if),
1032                                         RTE_CACHE_LINE_SIZE);
1033         if (!eth_dev->data->dev_private) {
1034                 DPAA_PMD_ERR("Cannot allocate memzone for port data");
1035                 rte_eth_dev_release_port(eth_dev);
1036                 return -ENOMEM;
1037         }
1038
1039         eth_dev->device = &dpaa_dev->device;
1040         eth_dev->device->driver = &dpaa_drv->driver;
1041         dpaa_dev->eth_dev = eth_dev;
1042
1043         /* Invoke PMD device initialization function */
1044         diag = dpaa_dev_init(eth_dev);
1045         if (diag == 0)
1046                 return 0;
1047
1048         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
1049                 rte_free(eth_dev->data->dev_private);
1050
1051         rte_eth_dev_release_port(eth_dev);
1052         return diag;
1053 }
1054
1055 static int
1056 rte_dpaa_remove(struct rte_dpaa_device *dpaa_dev)
1057 {
1058         struct rte_eth_dev *eth_dev;
1059
1060         PMD_INIT_FUNC_TRACE();
1061
1062         eth_dev = dpaa_dev->eth_dev;
1063         dpaa_dev_uninit(eth_dev);
1064
1065         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
1066                 rte_free(eth_dev->data->dev_private);
1067
1068         rte_eth_dev_release_port(eth_dev);
1069
1070         return 0;
1071 }
1072
1073 static struct rte_dpaa_driver rte_dpaa_pmd = {
1074         .drv_type = FSL_DPAA_ETH,
1075         .probe = rte_dpaa_probe,
1076         .remove = rte_dpaa_remove,
1077 };
1078
1079 RTE_PMD_REGISTER_DPAA(net_dpaa, rte_dpaa_pmd);