drivers/net/dpaa/dpaa_ethdev.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright 2016 Freescale Semiconductor, Inc. All rights reserved.
   5  *   Copyright 2017 NXP.
   6  *
   7  *   Redistribution and use in source and binary forms, with or without
   8  *   modification, are permitted provided that the following conditions
   9  *   are met:
  10  *
  11  *     * Redistributions of source code must retain the above copyright
  12  *       notice, this list of conditions and the following disclaimer.
  13  *     * Redistributions in binary form must reproduce the above copyright
  14  *       notice, this list of conditions and the following disclaimer in
  15  *       the documentation and/or other materials provided with the
  16  *       distribution.
  17  *     * Neither the name of  Freescale Semiconductor, Inc nor the names of its
  18  *       contributors may be used to endorse or promote products derived
  19  *       from this software without specific prior written permission.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33 /* System headers */
  34 #include <stdio.h>
  35 #include <inttypes.h>
  36 #include <unistd.h>
  37 #include <limits.h>
  38 #include <sched.h>
  39 #include <signal.h>
  40 #include <pthread.h>
  41 #include <sys/types.h>
  42 #include <sys/syscall.h>
  43
  44 #include <rte_config.h>
  45 #include <rte_byteorder.h>
  46 #include <rte_common.h>
  47 #include <rte_interrupts.h>
  48 #include <rte_log.h>
  49 #include <rte_debug.h>
  50 #include <rte_pci.h>
  51 #include <rte_atomic.h>
  52 #include <rte_branch_prediction.h>
  53 #include <rte_memory.h>
  54 #include <rte_memzone.h>
  55 #include <rte_tailq.h>
  56 #include <rte_eal.h>
  57 #include <rte_alarm.h>
  58 #include <rte_ether.h>
  59 #include <rte_ethdev.h>
  60 #include <rte_malloc.h>
  61 #include <rte_ring.h>
  62
  63 #include <rte_dpaa_bus.h>
  64 #include <rte_dpaa_logs.h>
  65 #include <dpaa_mempool.h>
  66
  67 #include <dpaa_ethdev.h>
  68 #include <dpaa_rxtx.h>
  69
  70 #include <fsl_usd.h>
  71 #include <fsl_qman.h>
  72 #include <fsl_bman.h>
  73 #include <fsl_fman.h>
  74
  75 /* Keep track of whether QMAN and BMAN have been globally initialized */
  76 static int is_global_init;
  77
  78 struct rte_dpaa_xstats_name_off {
  79         char name[RTE_ETH_XSTATS_NAME_SIZE];
  80         uint32_t offset;
  81 };
  82
  83 static const struct rte_dpaa_xstats_name_off dpaa_xstats_strings[] = {
  84         {"rx_align_err",
  85                 offsetof(struct dpaa_if_stats, raln)},
  86         {"rx_valid_pause",
  87                 offsetof(struct dpaa_if_stats, rxpf)},
  88         {"rx_fcs_err",
  89                 offsetof(struct dpaa_if_stats, rfcs)},
  90         {"rx_vlan_frame",
  91                 offsetof(struct dpaa_if_stats, rvlan)},
  92         {"rx_frame_err",
  93                 offsetof(struct dpaa_if_stats, rerr)},
  94         {"rx_drop_err",
  95                 offsetof(struct dpaa_if_stats, rdrp)},
  96         {"rx_undersized",
  97                 offsetof(struct dpaa_if_stats, rund)},
  98         {"rx_oversize_err",
  99                 offsetof(struct dpaa_if_stats, rovr)},
 100         {"rx_fragment_pkt",
 101                 offsetof(struct dpaa_if_stats, rfrg)},
 102         {"tx_valid_pause",
 103                 offsetof(struct dpaa_if_stats, txpf)},
 104         {"tx_fcs_err",
 105                 offsetof(struct dpaa_if_stats, terr)},
 106         {"tx_vlan_frame",
 107                 offsetof(struct dpaa_if_stats, tvlan)},
 108         {"rx_undersized",
 109                 offsetof(struct dpaa_if_stats, tund)},
 110 };
 111
 112 static int
 113 dpaa_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
 114 {
 115         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 116
 117         PMD_INIT_FUNC_TRACE();
 118
 119         if (mtu < ETHER_MIN_MTU)
 120                 return -EINVAL;
 121         if (mtu > ETHER_MAX_LEN)
 122                 dev->data->dev_conf.rxmode.jumbo_frame = 1;
 123         else
 124                 dev->data->dev_conf.rxmode.jumbo_frame = 0;
 125
 126         dev->data->dev_conf.rxmode.max_rx_pkt_len = mtu;
 127
 128         fman_if_set_maxfrm(dpaa_intf->fif, mtu);
 129
 130         return 0;
 131 }
 132
 133 static int
 134 dpaa_eth_dev_configure(struct rte_eth_dev *dev __rte_unused)
 135 {
 136         PMD_INIT_FUNC_TRACE();
 137
 138         if (dev->data->dev_conf.rxmode.jumbo_frame == 1) {
 139                 if (dev->data->dev_conf.rxmode.max_rx_pkt_len <=
 140                     DPAA_MAX_RX_PKT_LEN)
 141                         return dpaa_mtu_set(dev,
 142                                 dev->data->dev_conf.rxmode.max_rx_pkt_len);
 143                 else
 144                         return -1;
 145         }
 146         return 0;
 147 }
 148
 149 static const uint32_t *
 150 dpaa_supported_ptypes_get(struct rte_eth_dev *dev)
 151 {
 152         static const uint32_t ptypes[] = {
 153                 /*todo -= add more types */
 154                 RTE_PTYPE_L2_ETHER,
 155                 RTE_PTYPE_L3_IPV4,
 156                 RTE_PTYPE_L3_IPV4_EXT,
 157                 RTE_PTYPE_L3_IPV6,
 158                 RTE_PTYPE_L3_IPV6_EXT,
 159                 RTE_PTYPE_L4_TCP,
 160                 RTE_PTYPE_L4_UDP,
 161                 RTE_PTYPE_L4_SCTP
 162         };
 163
 164         PMD_INIT_FUNC_TRACE();
 165
 166         if (dev->rx_pkt_burst == dpaa_eth_queue_rx)
 167                 return ptypes;
 168         return NULL;
 169 }
 170
 171 static int dpaa_eth_dev_start(struct rte_eth_dev *dev)
 172 {
 173         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 174
 175         PMD_INIT_FUNC_TRACE();
 176
 177         /* Change tx callback to the real one */
 178         dev->tx_pkt_burst = dpaa_eth_queue_tx;
 179         fman_if_enable_rx(dpaa_intf->fif);
 180
 181         return 0;
 182 }
 183
 184 static void dpaa_eth_dev_stop(struct rte_eth_dev *dev)
 185 {
 186         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 187
 188         PMD_INIT_FUNC_TRACE();
 189
 190         fman_if_disable_rx(dpaa_intf->fif);
 191         dev->tx_pkt_burst = dpaa_eth_tx_drop_all;
 192 }
 193
 194 static void dpaa_eth_dev_close(struct rte_eth_dev *dev)
 195 {
 196         PMD_INIT_FUNC_TRACE();
 197
 198         dpaa_eth_dev_stop(dev);
 199 }
 200
 201 static int
 202 dpaa_fw_version_get(struct rte_eth_dev *dev __rte_unused,
 203                      char *fw_version,
 204                      size_t fw_size)
 205 {
 206         int ret;
 207         FILE *svr_file = NULL;
 208         unsigned int svr_ver = 0;
 209
 210         PMD_INIT_FUNC_TRACE();
 211
 212         svr_file = fopen(DPAA_SOC_ID_FILE, "r");
 213         if (!svr_file) {
 214                 DPAA_PMD_ERR("Unable to open SoC device");
 215                 return -ENOTSUP; /* Not supported on this infra */
 216         }
 217
 218         ret = fscanf(svr_file, "svr:%x", &svr_ver);
 219         if (ret <= 0) {
 220                 DPAA_PMD_ERR("Unable to read SoC device");
 221                 return -ENOTSUP; /* Not supported on this infra */
 222         }
 223
 224         ret = snprintf(fw_version, fw_size,
 225                        "svr:%x-fman-v%x",
 226                        svr_ver,
 227                        fman_ip_rev);
 228
 229         ret += 1; /* add the size of '\0' */
 230         if (fw_size < (uint32_t)ret)
 231                 return ret;
 232         else
 233                 return 0;
 234 }
 235
 236 static void dpaa_eth_dev_info(struct rte_eth_dev *dev,
 237                               struct rte_eth_dev_info *dev_info)
 238 {
 239         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 240
 241         PMD_INIT_FUNC_TRACE();
 242
 243         dev_info->max_rx_queues = dpaa_intf->nb_rx_queues;
 244         dev_info->max_tx_queues = dpaa_intf->nb_tx_queues;
 245         dev_info->min_rx_bufsize = DPAA_MIN_RX_BUF_SIZE;
 246         dev_info->max_rx_pktlen = DPAA_MAX_RX_PKT_LEN;
 247         dev_info->max_mac_addrs = DPAA_MAX_MAC_FILTER;
 248         dev_info->max_hash_mac_addrs = 0;
 249         dev_info->max_vfs = 0;
 250         dev_info->max_vmdq_pools = ETH_16_POOLS;
 251         dev_info->flow_type_rss_offloads = DPAA_RSS_OFFLOAD_ALL;
 252         dev_info->speed_capa = (ETH_LINK_SPEED_1G |
 253                                 ETH_LINK_SPEED_10G);
 254         dev_info->rx_offload_capa =
 255                 (DEV_RX_OFFLOAD_IPV4_CKSUM |
 256                 DEV_RX_OFFLOAD_UDP_CKSUM   |
 257                 DEV_RX_OFFLOAD_TCP_CKSUM);
 258         dev_info->tx_offload_capa =
 259                 (DEV_TX_OFFLOAD_IPV4_CKSUM  |
 260                 DEV_TX_OFFLOAD_UDP_CKSUM   |
 261                 DEV_TX_OFFLOAD_TCP_CKSUM);
 262 }
 263
 264 static int dpaa_eth_link_update(struct rte_eth_dev *dev,
 265                                 int wait_to_complete __rte_unused)
 266 {
 267         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 268         struct rte_eth_link *link = &dev->data->dev_link;
 269
 270         PMD_INIT_FUNC_TRACE();
 271
 272         if (dpaa_intf->fif->mac_type == fman_mac_1g)
 273                 link->link_speed = 1000;
 274         else if (dpaa_intf->fif->mac_type == fman_mac_10g)
 275                 link->link_speed = 10000;
 276         else
 277                 DPAA_PMD_ERR("invalid link_speed: %s, %d",
 278                              dpaa_intf->name, dpaa_intf->fif->mac_type);
 279
 280         link->link_status = dpaa_intf->valid;
 281         link->link_duplex = ETH_LINK_FULL_DUPLEX;
 282         link->link_autoneg = ETH_LINK_AUTONEG;
 283         return 0;
 284 }
 285
 286 static int dpaa_eth_stats_get(struct rte_eth_dev *dev,
 287                                struct rte_eth_stats *stats)
 288 {
 289         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 290
 291         PMD_INIT_FUNC_TRACE();
 292
 293         fman_if_stats_get(dpaa_intf->fif, stats);
 294         return 0;
 295 }
 296
 297 static void dpaa_eth_stats_reset(struct rte_eth_dev *dev)
 298 {
 299         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 300
 301         PMD_INIT_FUNC_TRACE();
 302
 303         fman_if_stats_reset(dpaa_intf->fif);
 304 }
 305
 306 static int
 307 dpaa_dev_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
 308                     unsigned int n)
 309 {
 310         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 311         unsigned int i = 0, num = RTE_DIM(dpaa_xstats_strings);
 312         uint64_t values[sizeof(struct dpaa_if_stats) / 8];
 313
 314         if (xstats == NULL)
 315                 return 0;
 316
 317         if (n < num)
 318                 return num;
 319
 320         fman_if_stats_get_all(dpaa_intf->fif, values,
 321                               sizeof(struct dpaa_if_stats) / 8);
 322
 323         for (i = 0; i < num; i++) {
 324                 xstats[i].id = i;
 325                 xstats[i].value = values[dpaa_xstats_strings[i].offset / 8];
 326         }
 327         return i;
 328 }
 329
 330 static int
 331 dpaa_xstats_get_names(__rte_unused struct rte_eth_dev *dev,
 332                       struct rte_eth_xstat_name *xstats_names,
 333                       __rte_unused unsigned int limit)
 334 {
 335         unsigned int i, stat_cnt = RTE_DIM(dpaa_xstats_strings);
 336
 337         if (xstats_names != NULL)
 338                 for (i = 0; i < stat_cnt; i++)
 339                         snprintf(xstats_names[i].name,
 340                                  sizeof(xstats_names[i].name),
 341                                  "%s",
 342                                  dpaa_xstats_strings[i].name);
 343
 344         return stat_cnt;
 345 }
 346
 347 static int
 348 dpaa_xstats_get_by_id(struct rte_eth_dev *dev, const uint64_t *ids,
 349                       uint64_t *values, unsigned int n)
 350 {
 351         unsigned int i, stat_cnt = RTE_DIM(dpaa_xstats_strings);
 352         uint64_t values_copy[sizeof(struct dpaa_if_stats) / 8];
 353
 354         if (!ids) {
 355                 struct dpaa_if *dpaa_intf = dev->data->dev_private;
 356
 357                 if (n < stat_cnt)
 358                         return stat_cnt;
 359
 360                 if (!values)
 361                         return 0;
 362
 363                 fman_if_stats_get_all(dpaa_intf->fif, values_copy,
 364                                       sizeof(struct dpaa_if_stats));
 365
 366                 for (i = 0; i < stat_cnt; i++)
 367                         values[i] =
 368                                 values_copy[dpaa_xstats_strings[i].offset / 8];
 369
 370                 return stat_cnt;
 371         }
 372
 373         dpaa_xstats_get_by_id(dev, NULL, values_copy, stat_cnt);
 374
 375         for (i = 0; i < n; i++) {
 376                 if (ids[i] >= stat_cnt) {
 377                         DPAA_PMD_ERR("id value isn't valid");
 378                         return -1;
 379                 }
 380                 values[i] = values_copy[ids[i]];
 381         }
 382         return n;
 383 }
 384
 385 static int
 386 dpaa_xstats_get_names_by_id(
 387         struct rte_eth_dev *dev,
 388         struct rte_eth_xstat_name *xstats_names,
 389         const uint64_t *ids,
 390         unsigned int limit)
 391 {
 392         unsigned int i, stat_cnt = RTE_DIM(dpaa_xstats_strings);
 393         struct rte_eth_xstat_name xstats_names_copy[stat_cnt];
 394
 395         if (!ids)
 396                 return dpaa_xstats_get_names(dev, xstats_names, limit);
 397
 398         dpaa_xstats_get_names(dev, xstats_names_copy, limit);
 399
 400         for (i = 0; i < limit; i++) {
 401                 if (ids[i] >= stat_cnt) {
 402                         DPAA_PMD_ERR("id value isn't valid");
 403                         return -1;
 404                 }
 405                 strcpy(xstats_names[i].name, xstats_names_copy[ids[i]].name);
 406         }
 407         return limit;
 408 }
 409
 410 static void dpaa_eth_promiscuous_enable(struct rte_eth_dev *dev)
 411 {
 412         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 413
 414         PMD_INIT_FUNC_TRACE();
 415
 416         fman_if_promiscuous_enable(dpaa_intf->fif);
 417 }
 418
 419 static void dpaa_eth_promiscuous_disable(struct rte_eth_dev *dev)
 420 {
 421         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 422
 423         PMD_INIT_FUNC_TRACE();
 424
 425         fman_if_promiscuous_disable(dpaa_intf->fif);
 426 }
 427
 428 static void dpaa_eth_multicast_enable(struct rte_eth_dev *dev)
 429 {
 430         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 431
 432         PMD_INIT_FUNC_TRACE();
 433
 434         fman_if_set_mcast_filter_table(dpaa_intf->fif);
 435 }
 436
 437 static void dpaa_eth_multicast_disable(struct rte_eth_dev *dev)
 438 {
 439         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 440
 441         PMD_INIT_FUNC_TRACE();
 442
 443         fman_if_reset_mcast_filter_table(dpaa_intf->fif);
 444 }
 445
 446 static
 447 int dpaa_eth_rx_queue_setup(struct rte_eth_dev *dev, uint16_t queue_idx,
 448                             uint16_t nb_desc __rte_unused,
 449                             unsigned int socket_id __rte_unused,
 450                             const struct rte_eth_rxconf *rx_conf __rte_unused,
 451                             struct rte_mempool *mp)
 452 {
 453         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 454
 455         PMD_INIT_FUNC_TRACE();
 456
 457         DPAA_PMD_INFO("Rx queue setup for queue index: %d", queue_idx);
 458
 459         if (!dpaa_intf->bp_info || dpaa_intf->bp_info->mp != mp) {
 460                 struct fman_if_ic_params icp;
 461                 uint32_t fd_offset;
 462                 uint32_t bp_size;
 463
 464                 if (!mp->pool_data) {
 465                         DPAA_PMD_ERR("Not an offloaded buffer pool!");
 466                         return -1;
 467                 }
 468                 dpaa_intf->bp_info = DPAA_MEMPOOL_TO_POOL_INFO(mp);
 469
 470                 memset(&icp, 0, sizeof(icp));
 471                 /* set ICEOF for to the default value , which is 0*/
 472                 icp.iciof = DEFAULT_ICIOF;
 473                 icp.iceof = DEFAULT_RX_ICEOF;
 474                 icp.icsz = DEFAULT_ICSZ;
 475                 fman_if_set_ic_params(dpaa_intf->fif, &icp);
 476
 477                 fd_offset = RTE_PKTMBUF_HEADROOM + DPAA_HW_BUF_RESERVE;
 478                 fman_if_set_fdoff(dpaa_intf->fif, fd_offset);
 479
 480                 /* Buffer pool size should be equal to Dataroom Size*/
 481                 bp_size = rte_pktmbuf_data_room_size(mp);
 482                 fman_if_set_bp(dpaa_intf->fif, mp->size,
 483                                dpaa_intf->bp_info->bpid, bp_size);
 484                 dpaa_intf->valid = 1;
 485                 DPAA_PMD_INFO("if =%s - fd_offset = %d offset = %d",
 486                             dpaa_intf->name, fd_offset,
 487                         fman_if_get_fdoff(dpaa_intf->fif));
 488         }
 489         dev->data->rx_queues[queue_idx] = &dpaa_intf->rx_queues[queue_idx];
 490
 491         return 0;
 492 }
 493
 494 static
 495 void dpaa_eth_rx_queue_release(void *rxq __rte_unused)
 496 {
 497         PMD_INIT_FUNC_TRACE();
 498 }
 499
 500 static
 501 int dpaa_eth_tx_queue_setup(struct rte_eth_dev *dev, uint16_t queue_idx,
 502                             uint16_t nb_desc __rte_unused,
 503                 unsigned int socket_id __rte_unused,
 504                 const struct rte_eth_txconf *tx_conf __rte_unused)
 505 {
 506         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 507
 508         PMD_INIT_FUNC_TRACE();
 509
 510         DPAA_PMD_INFO("Tx queue setup for queue index: %d", queue_idx);
 511         dev->data->tx_queues[queue_idx] = &dpaa_intf->tx_queues[queue_idx];
 512         return 0;
 513 }
 514
 515 static void dpaa_eth_tx_queue_release(void *txq __rte_unused)
 516 {
 517         PMD_INIT_FUNC_TRACE();
 518 }
 519
 520 static int dpaa_link_down(struct rte_eth_dev *dev)
 521 {
 522         PMD_INIT_FUNC_TRACE();
 523
 524         dpaa_eth_dev_stop(dev);
 525         return 0;
 526 }
 527
 528 static int dpaa_link_up(struct rte_eth_dev *dev)
 529 {
 530         PMD_INIT_FUNC_TRACE();
 531
 532         dpaa_eth_dev_start(dev);
 533         return 0;
 534 }
 535
 536 static int
 537 dpaa_flow_ctrl_set(struct rte_eth_dev *dev,
 538                    struct rte_eth_fc_conf *fc_conf)
 539 {
 540         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 541         struct rte_eth_fc_conf *net_fc;
 542
 543         PMD_INIT_FUNC_TRACE();
 544
 545         if (!(dpaa_intf->fc_conf)) {
 546                 dpaa_intf->fc_conf = rte_zmalloc(NULL,
 547                         sizeof(struct rte_eth_fc_conf), MAX_CACHELINE);
 548                 if (!dpaa_intf->fc_conf) {
 549                         DPAA_PMD_ERR("unable to save flow control info");
 550                         return -ENOMEM;
 551                 }
 552         }
 553         net_fc = dpaa_intf->fc_conf;
 554
 555         if (fc_conf->high_water < fc_conf->low_water) {
 556                 DPAA_PMD_ERR("Incorrect Flow Control Configuration");
 557                 return -EINVAL;
 558         }
 559
 560         if (fc_conf->mode == RTE_FC_NONE) {
 561                 return 0;
 562         } else if (fc_conf->mode == RTE_FC_TX_PAUSE ||
 563                  fc_conf->mode == RTE_FC_FULL) {
 564                 fman_if_set_fc_threshold(dpaa_intf->fif, fc_conf->high_water,
 565                                          fc_conf->low_water,
 566                                 dpaa_intf->bp_info->bpid);
 567                 if (fc_conf->pause_time)
 568                         fman_if_set_fc_quanta(dpaa_intf->fif,
 569                                               fc_conf->pause_time);
 570         }
 571
 572         /* Save the information in dpaa device */
 573         net_fc->pause_time = fc_conf->pause_time;
 574         net_fc->high_water = fc_conf->high_water;
 575         net_fc->low_water = fc_conf->low_water;
 576         net_fc->send_xon = fc_conf->send_xon;
 577         net_fc->mac_ctrl_frame_fwd = fc_conf->mac_ctrl_frame_fwd;
 578         net_fc->mode = fc_conf->mode;
 579         net_fc->autoneg = fc_conf->autoneg;
 580
 581         return 0;
 582 }
 583
 584 static int
 585 dpaa_flow_ctrl_get(struct rte_eth_dev *dev,
 586                    struct rte_eth_fc_conf *fc_conf)
 587 {
 588         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 589         struct rte_eth_fc_conf *net_fc = dpaa_intf->fc_conf;
 590         int ret;
 591
 592         PMD_INIT_FUNC_TRACE();
 593
 594         if (net_fc) {
 595                 fc_conf->pause_time = net_fc->pause_time;
 596                 fc_conf->high_water = net_fc->high_water;
 597                 fc_conf->low_water = net_fc->low_water;
 598                 fc_conf->send_xon = net_fc->send_xon;
 599                 fc_conf->mac_ctrl_frame_fwd = net_fc->mac_ctrl_frame_fwd;
 600                 fc_conf->mode = net_fc->mode;
 601                 fc_conf->autoneg = net_fc->autoneg;
 602                 return 0;
 603         }
 604         ret = fman_if_get_fc_threshold(dpaa_intf->fif);
 605         if (ret) {
 606                 fc_conf->mode = RTE_FC_TX_PAUSE;
 607                 fc_conf->pause_time = fman_if_get_fc_quanta(dpaa_intf->fif);
 608         } else {
 609                 fc_conf->mode = RTE_FC_NONE;
 610         }
 611
 612         return 0;
 613 }
 614
 615 static int
 616 dpaa_dev_add_mac_addr(struct rte_eth_dev *dev,
 617                              struct ether_addr *addr,
 618                              uint32_t index,
 619                              __rte_unused uint32_t pool)
 620 {
 621         int ret;
 622         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 623
 624         PMD_INIT_FUNC_TRACE();
 625
 626         ret = fman_if_add_mac_addr(dpaa_intf->fif, addr->addr_bytes, index);
 627
 628         if (ret)
 629                 RTE_LOG(ERR, PMD, "error: Adding the MAC ADDR failed:"
 630                         " err = %d", ret);
 631         return 0;
 632 }
 633
 634 static void
 635 dpaa_dev_remove_mac_addr(struct rte_eth_dev *dev,
 636                           uint32_t index)
 637 {
 638         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 639
 640         PMD_INIT_FUNC_TRACE();
 641
 642         fman_if_clear_mac_addr(dpaa_intf->fif, index);
 643 }
 644
 645 static void
 646 dpaa_dev_set_mac_addr(struct rte_eth_dev *dev,
 647                        struct ether_addr *addr)
 648 {
 649         int ret;
 650         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 651
 652         PMD_INIT_FUNC_TRACE();
 653
 654         ret = fman_if_add_mac_addr(dpaa_intf->fif, addr->addr_bytes, 0);
 655         if (ret)
 656                 RTE_LOG(ERR, PMD, "error: Setting the MAC ADDR failed %d", ret);
 657 }
 658
 659 static struct eth_dev_ops dpaa_devops = {
 660         .dev_configure            = dpaa_eth_dev_configure,
 661         .dev_start                = dpaa_eth_dev_start,
 662         .dev_stop                 = dpaa_eth_dev_stop,
 663         .dev_close                = dpaa_eth_dev_close,
 664         .dev_infos_get            = dpaa_eth_dev_info,
 665         .dev_supported_ptypes_get = dpaa_supported_ptypes_get,
 666
 667         .rx_queue_setup           = dpaa_eth_rx_queue_setup,
 668         .tx_queue_setup           = dpaa_eth_tx_queue_setup,
 669         .rx_queue_release         = dpaa_eth_rx_queue_release,
 670         .tx_queue_release         = dpaa_eth_tx_queue_release,
 671
 672         .flow_ctrl_get            = dpaa_flow_ctrl_get,
 673         .flow_ctrl_set            = dpaa_flow_ctrl_set,
 674
 675         .link_update              = dpaa_eth_link_update,
 676         .stats_get                = dpaa_eth_stats_get,
 677         .xstats_get               = dpaa_dev_xstats_get,
 678         .xstats_get_by_id         = dpaa_xstats_get_by_id,
 679         .xstats_get_names_by_id   = dpaa_xstats_get_names_by_id,
 680         .xstats_get_names         = dpaa_xstats_get_names,
 681         .xstats_reset             = dpaa_eth_stats_reset,
 682         .stats_reset              = dpaa_eth_stats_reset,
 683         .promiscuous_enable       = dpaa_eth_promiscuous_enable,
 684         .promiscuous_disable      = dpaa_eth_promiscuous_disable,
 685         .allmulticast_enable      = dpaa_eth_multicast_enable,
 686         .allmulticast_disable     = dpaa_eth_multicast_disable,
 687         .mtu_set                  = dpaa_mtu_set,
 688         .dev_set_link_down        = dpaa_link_down,
 689         .dev_set_link_up          = dpaa_link_up,
 690         .mac_addr_add             = dpaa_dev_add_mac_addr,
 691         .mac_addr_remove          = dpaa_dev_remove_mac_addr,
 692         .mac_addr_set             = dpaa_dev_set_mac_addr,
 693
 694         .fw_version_get           = dpaa_fw_version_get,
 695 };
 696
 697 static int dpaa_fc_set_default(struct dpaa_if *dpaa_intf)
 698 {
 699         struct rte_eth_fc_conf *fc_conf;
 700         int ret;
 701
 702         PMD_INIT_FUNC_TRACE();
 703
 704         if (!(dpaa_intf->fc_conf)) {
 705                 dpaa_intf->fc_conf = rte_zmalloc(NULL,
 706                         sizeof(struct rte_eth_fc_conf), MAX_CACHELINE);
 707                 if (!dpaa_intf->fc_conf) {
 708                         DPAA_PMD_ERR("unable to save flow control info");
 709                         return -ENOMEM;
 710                 }
 711         }
 712         fc_conf = dpaa_intf->fc_conf;
 713         ret = fman_if_get_fc_threshold(dpaa_intf->fif);
 714         if (ret) {
 715                 fc_conf->mode = RTE_FC_TX_PAUSE;
 716                 fc_conf->pause_time = fman_if_get_fc_quanta(dpaa_intf->fif);
 717         } else {
 718                 fc_conf->mode = RTE_FC_NONE;
 719         }
 720
 721         return 0;
 722 }
 723
 724 /* Initialise an Rx FQ */
 725 static int dpaa_rx_queue_init(struct qman_fq *fq,
 726                               uint32_t fqid)
 727 {
 728         struct qm_mcc_initfq opts;
 729         int ret;
 730
 731         PMD_INIT_FUNC_TRACE();
 732
 733         ret = qman_reserve_fqid(fqid);
 734         if (ret) {
 735                 DPAA_PMD_ERR("reserve rx fqid %d failed with ret: %d",
 736                              fqid, ret);
 737                 return -EINVAL;
 738         }
 739
 740         DPAA_PMD_DEBUG("creating rx fq %p, fqid %d", fq, fqid);
 741         ret = qman_create_fq(fqid, QMAN_FQ_FLAG_NO_ENQUEUE, fq);
 742         if (ret) {
 743                 DPAA_PMD_ERR("create rx fqid %d failed with ret: %d",
 744                         fqid, ret);
 745                 return ret;
 746         }
 747
 748         opts.we_mask = QM_INITFQ_WE_DESTWQ | QM_INITFQ_WE_FQCTRL |
 749                        QM_INITFQ_WE_CONTEXTA;
 750
 751         opts.fqd.dest.wq = DPAA_IF_RX_PRIORITY;
 752         opts.fqd.fq_ctrl = QM_FQCTRL_AVOIDBLOCK | QM_FQCTRL_CTXASTASHING |
 753                            QM_FQCTRL_PREFERINCACHE;
 754         opts.fqd.context_a.stashing.exclusive = 0;
 755         opts.fqd.context_a.stashing.annotation_cl = DPAA_IF_RX_ANNOTATION_STASH;
 756         opts.fqd.context_a.stashing.data_cl = DPAA_IF_RX_DATA_STASH;
 757         opts.fqd.context_a.stashing.context_cl = DPAA_IF_RX_CONTEXT_STASH;
 758
 759         /*Enable tail drop */
 760         opts.we_mask = opts.we_mask | QM_INITFQ_WE_TDTHRESH;
 761         opts.fqd.fq_ctrl = opts.fqd.fq_ctrl | QM_FQCTRL_TDE;
 762         qm_fqd_taildrop_set(&opts.fqd.td, CONG_THRESHOLD_RX_Q, 1);
 763
 764         ret = qman_init_fq(fq, 0, &opts);
 765         if (ret)
 766                 DPAA_PMD_ERR("init rx fqid %d failed with ret: %d", fqid, ret);
 767         return ret;
 768 }
 769
 770 /* Initialise a Tx FQ */
 771 static int dpaa_tx_queue_init(struct qman_fq *fq,
 772                               struct fman_if *fman_intf)
 773 {
 774         struct qm_mcc_initfq opts;
 775         int ret;
 776
 777         PMD_INIT_FUNC_TRACE();
 778
 779         ret = qman_create_fq(0, QMAN_FQ_FLAG_DYNAMIC_FQID |
 780                              QMAN_FQ_FLAG_TO_DCPORTAL, fq);
 781         if (ret) {
 782                 DPAA_PMD_ERR("create tx fq failed with ret: %d", ret);
 783                 return ret;
 784         }
 785         opts.we_mask = QM_INITFQ_WE_DESTWQ | QM_INITFQ_WE_FQCTRL |
 786                        QM_INITFQ_WE_CONTEXTB | QM_INITFQ_WE_CONTEXTA;
 787         opts.fqd.dest.channel = fman_intf->tx_channel_id;
 788         opts.fqd.dest.wq = DPAA_IF_TX_PRIORITY;
 789         opts.fqd.fq_ctrl = QM_FQCTRL_PREFERINCACHE;
 790         opts.fqd.context_b = 0;
 791         /* no tx-confirmation */
 792         opts.fqd.context_a.hi = 0x80000000 | fman_dealloc_bufs_mask_hi;
 793         opts.fqd.context_a.lo = 0 | fman_dealloc_bufs_mask_lo;
 794         DPAA_PMD_DEBUG("init tx fq %p, fqid %d", fq, fq->fqid);
 795         ret = qman_init_fq(fq, QMAN_INITFQ_FLAG_SCHED, &opts);
 796         if (ret)
 797                 DPAA_PMD_ERR("init tx fqid %d failed %d", fq->fqid, ret);
 798         return ret;
 799 }
 800
 801 #ifdef RTE_LIBRTE_DPAA_DEBUG_DRIVER
 802 /* Initialise a DEBUG FQ ([rt]x_error, rx_default). */
 803 static int dpaa_debug_queue_init(struct qman_fq *fq, uint32_t fqid)
 804 {
 805         struct qm_mcc_initfq opts;
 806         int ret;
 807
 808         PMD_INIT_FUNC_TRACE();
 809
 810         ret = qman_reserve_fqid(fqid);
 811         if (ret) {
 812                 DPAA_PMD_ERR("Reserve debug fqid %d failed with ret: %d",
 813                         fqid, ret);
 814                 return -EINVAL;
 815         }
 816         /* "map" this Rx FQ to one of the interfaces Tx FQID */
 817         DPAA_PMD_DEBUG("Creating debug fq %p, fqid %d", fq, fqid);
 818         ret = qman_create_fq(fqid, QMAN_FQ_FLAG_NO_ENQUEUE, fq);
 819         if (ret) {
 820                 DPAA_PMD_ERR("create debug fqid %d failed with ret: %d",
 821                         fqid, ret);
 822                 return ret;
 823         }
 824         opts.we_mask = QM_INITFQ_WE_DESTWQ | QM_INITFQ_WE_FQCTRL;
 825         opts.fqd.dest.wq = DPAA_IF_DEBUG_PRIORITY;
 826         ret = qman_init_fq(fq, 0, &opts);
 827         if (ret)
 828                 DPAA_PMD_ERR("init debug fqid %d failed with ret: %d",
 829                             fqid, ret);
 830         return ret;
 831 }
 832 #endif
 833
 834 /* Initialise a network interface */
 835 static int
 836 dpaa_dev_init(struct rte_eth_dev *eth_dev)
 837 {
 838         int num_cores, num_rx_fqs, fqid;
 839         int loop, ret = 0;
 840         int dev_id;
 841         struct rte_dpaa_device *dpaa_device;
 842         struct dpaa_if *dpaa_intf;
 843         struct fm_eth_port_cfg *cfg;
 844         struct fman_if *fman_intf;
 845         struct fman_if_bpool *bp, *tmp_bp;
 846
 847         PMD_INIT_FUNC_TRACE();
 848
 849         /* For secondary processes, the primary has done all the work */
 850         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
 851                 return 0;
 852
 853         dpaa_device = DEV_TO_DPAA_DEVICE(eth_dev->device);
 854         dev_id = dpaa_device->id.dev_id;
 855         dpaa_intf = eth_dev->data->dev_private;
 856         cfg = &dpaa_netcfg->port_cfg[dev_id];
 857         fman_intf = cfg->fman_if;
 858
 859         dpaa_intf->name = dpaa_device->name;
 860
 861         /* save fman_if & cfg in the interface struture */
 862         dpaa_intf->fif = fman_intf;
 863         dpaa_intf->ifid = dev_id;
 864         dpaa_intf->cfg = cfg;
 865
 866         /* Initialize Rx FQ's */
 867         if (getenv("DPAA_NUM_RX_QUEUES"))
 868                 num_rx_fqs = atoi(getenv("DPAA_NUM_RX_QUEUES"));
 869         else
 870                 num_rx_fqs = DPAA_DEFAULT_NUM_PCD_QUEUES;
 871
 872         /* Each device can not have more than DPAA_PCD_FQID_MULTIPLIER RX
 873          * queues.
 874          */
 875         if (num_rx_fqs <= 0 || num_rx_fqs > DPAA_PCD_FQID_MULTIPLIER) {
 876                 DPAA_PMD_ERR("Invalid number of RX queues\n");
 877                 return -EINVAL;
 878         }
 879
 880         dpaa_intf->rx_queues = rte_zmalloc(NULL,
 881                 sizeof(struct qman_fq) * num_rx_fqs, MAX_CACHELINE);
 882         for (loop = 0; loop < num_rx_fqs; loop++) {
 883                 fqid = DPAA_PCD_FQID_START + dpaa_intf->ifid *
 884                         DPAA_PCD_FQID_MULTIPLIER + loop;
 885                 ret = dpaa_rx_queue_init(&dpaa_intf->rx_queues[loop], fqid);
 886                 if (ret)
 887                         return ret;
 888                 dpaa_intf->rx_queues[loop].dpaa_intf = dpaa_intf;
 889         }
 890         dpaa_intf->nb_rx_queues = num_rx_fqs;
 891
 892         /* Initialise Tx FQs. Have as many Tx FQ's as number of cores */
 893         num_cores = rte_lcore_count();
 894         dpaa_intf->tx_queues = rte_zmalloc(NULL, sizeof(struct qman_fq) *
 895                 num_cores, MAX_CACHELINE);
 896         if (!dpaa_intf->tx_queues)
 897                 return -ENOMEM;
 898
 899         for (loop = 0; loop < num_cores; loop++) {
 900                 ret = dpaa_tx_queue_init(&dpaa_intf->tx_queues[loop],
 901                                          fman_intf);
 902                 if (ret)
 903                         return ret;
 904                 dpaa_intf->tx_queues[loop].dpaa_intf = dpaa_intf;
 905         }
 906         dpaa_intf->nb_tx_queues = num_cores;
 907
 908 #ifdef RTE_LIBRTE_DPAA_DEBUG_DRIVER
 909         dpaa_debug_queue_init(&dpaa_intf->debug_queues[
 910                 DPAA_DEBUG_FQ_RX_ERROR], fman_intf->fqid_rx_err);
 911         dpaa_intf->debug_queues[DPAA_DEBUG_FQ_RX_ERROR].dpaa_intf = dpaa_intf;
 912         dpaa_debug_queue_init(&dpaa_intf->debug_queues[
 913                 DPAA_DEBUG_FQ_TX_ERROR], fman_intf->fqid_tx_err);
 914         dpaa_intf->debug_queues[DPAA_DEBUG_FQ_TX_ERROR].dpaa_intf = dpaa_intf;
 915 #endif
 916
 917         DPAA_PMD_DEBUG("All frame queues created");
 918
 919         /* Get the initial configuration for flow control */
 920         dpaa_fc_set_default(dpaa_intf);
 921
 922         /* reset bpool list, initialize bpool dynamically */
 923         list_for_each_entry_safe(bp, tmp_bp, &cfg->fman_if->bpool_list, node) {
 924                 list_del(&bp->node);
 925                 free(bp);
 926         }
 927
 928         /* Populate ethdev structure */
 929         eth_dev->dev_ops = &dpaa_devops;
 930         eth_dev->rx_pkt_burst = dpaa_eth_queue_rx;
 931         eth_dev->tx_pkt_burst = dpaa_eth_tx_drop_all;
 932
 933         /* Allocate memory for storing MAC addresses */
 934         eth_dev->data->mac_addrs = rte_zmalloc("mac_addr",
 935                 ETHER_ADDR_LEN * DPAA_MAX_MAC_FILTER, 0);
 936         if (eth_dev->data->mac_addrs == NULL) {
 937                 DPAA_PMD_ERR("Failed to allocate %d bytes needed to "
 938                                                 "store MAC addresses",
 939                                 ETHER_ADDR_LEN * DPAA_MAX_MAC_FILTER);
 940                 rte_free(dpaa_intf->rx_queues);
 941                 rte_free(dpaa_intf->tx_queues);
 942                 dpaa_intf->rx_queues = NULL;
 943                 dpaa_intf->tx_queues = NULL;
 944                 dpaa_intf->nb_rx_queues = 0;
 945                 dpaa_intf->nb_tx_queues = 0;
 946                 return -ENOMEM;
 947         }
 948
 949         /* copy the primary mac address */
 950         ether_addr_copy(&fman_intf->mac_addr, &eth_dev->data->mac_addrs[0]);
 951
 952         RTE_LOG(INFO, PMD, "net: dpaa: %s: %02x:%02x:%02x:%02x:%02x:%02x\n",
 953                 dpaa_device->name,
 954                 fman_intf->mac_addr.addr_bytes[0],
 955                 fman_intf->mac_addr.addr_bytes[1],
 956                 fman_intf->mac_addr.addr_bytes[2],
 957                 fman_intf->mac_addr.addr_bytes[3],
 958                 fman_intf->mac_addr.addr_bytes[4],
 959                 fman_intf->mac_addr.addr_bytes[5]);
 960
 961         /* Disable RX mode */
 962         fman_if_discard_rx_errors(fman_intf);
 963         fman_if_disable_rx(fman_intf);
 964         /* Disable promiscuous mode */
 965         fman_if_promiscuous_disable(fman_intf);
 966         /* Disable multicast */
 967         fman_if_reset_mcast_filter_table(fman_intf);
 968         /* Reset interface statistics */
 969         fman_if_stats_reset(fman_intf);
 970
 971         return 0;
 972 }
 973
 974 static int
 975 dpaa_dev_uninit(struct rte_eth_dev *dev)
 976 {
 977         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 978
 979         PMD_INIT_FUNC_TRACE();
 980
 981         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
 982                 return -EPERM;
 983
 984         if (!dpaa_intf) {
 985                 DPAA_PMD_WARN("Already closed or not started");
 986                 return -1;
 987         }
 988
 989         dpaa_eth_dev_close(dev);
 990
 991         /* release configuration memory */
 992         if (dpaa_intf->fc_conf)
 993                 rte_free(dpaa_intf->fc_conf);
 994
 995         rte_free(dpaa_intf->rx_queues);
 996         dpaa_intf->rx_queues = NULL;
 997
 998         rte_free(dpaa_intf->tx_queues);
 999         dpaa_intf->tx_queues = NULL;
1000
1001         /* free memory for storing MAC addresses */
1002         rte_free(dev->data->mac_addrs);
1003         dev->data->mac_addrs = NULL;
1004
1005         dev->dev_ops = NULL;
1006         dev->rx_pkt_burst = NULL;
1007         dev->tx_pkt_burst = NULL;
1008
1009         return 0;
1010 }
1011
1012 static int
1013 rte_dpaa_probe(struct rte_dpaa_driver *dpaa_drv,
1014                struct rte_dpaa_device *dpaa_dev)
1015 {
1016         int diag;
1017         int ret;
1018         struct rte_eth_dev *eth_dev;
1019
1020         PMD_INIT_FUNC_TRACE();
1021
1022         /* In case of secondary process, the device is already configured
1023          * and no further action is required, except portal initialization
1024          * and verifying secondary attachment to port name.
1025          */
1026         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
1027                 eth_dev = rte_eth_dev_attach_secondary(dpaa_dev->name);
1028                 if (!eth_dev)
1029                         return -ENOMEM;
1030                 return 0;
1031         }
1032
1033         if (!is_global_init) {
1034                 /* One time load of Qman/Bman drivers */
1035                 ret = qman_global_init();
1036                 if (ret) {
1037                         DPAA_PMD_ERR("QMAN initialization failed: %d",
1038                                      ret);
1039                         return ret;
1040                 }
1041                 ret = bman_global_init();
1042                 if (ret) {
1043                         DPAA_PMD_ERR("BMAN initialization failed: %d",
1044                                      ret);
1045                         return ret;
1046                 }
1047
1048                 is_global_init = 1;
1049         }
1050
1051         ret = rte_dpaa_portal_init((void *)1);
1052         if (ret) {
1053                 DPAA_PMD_ERR("Unable to initialize portal");
1054                 return ret;
1055         }
1056
1057         eth_dev = rte_eth_dev_allocate(dpaa_dev->name);
1058         if (eth_dev == NULL)
1059                 return -ENOMEM;
1060
1061         eth_dev->data->dev_private = rte_zmalloc(
1062                                         "ethdev private structure",
1063                                         sizeof(struct dpaa_if),
1064                                         RTE_CACHE_LINE_SIZE);
1065         if (!eth_dev->data->dev_private) {
1066                 DPAA_PMD_ERR("Cannot allocate memzone for port data");
1067                 rte_eth_dev_release_port(eth_dev);
1068                 return -ENOMEM;
1069         }
1070
1071         eth_dev->device = &dpaa_dev->device;
1072         eth_dev->device->driver = &dpaa_drv->driver;
1073         dpaa_dev->eth_dev = eth_dev;
1074
1075         /* Invoke PMD device initialization function */
1076         diag = dpaa_dev_init(eth_dev);
1077         if (diag == 0)
1078                 return 0;
1079
1080         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
1081                 rte_free(eth_dev->data->dev_private);
1082
1083         rte_eth_dev_release_port(eth_dev);
1084         return diag;
1085 }
1086
1087 static int
1088 rte_dpaa_remove(struct rte_dpaa_device *dpaa_dev)
1089 {
1090         struct rte_eth_dev *eth_dev;
1091
1092         PMD_INIT_FUNC_TRACE();
1093
1094         eth_dev = dpaa_dev->eth_dev;
1095         dpaa_dev_uninit(eth_dev);
1096
1097         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
1098                 rte_free(eth_dev->data->dev_private);
1099
1100         rte_eth_dev_release_port(eth_dev);
1101
1102         return 0;
1103 }
1104
1105 static struct rte_dpaa_driver rte_dpaa_pmd = {
1106         .drv_type = FSL_DPAA_ETH,
1107         .probe = rte_dpaa_probe,
1108         .remove = rte_dpaa_remove,
1109 };
1110
1111 RTE_PMD_REGISTER_DPAA(net_dpaa, rte_dpaa_pmd);