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 void 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 }
 295
 296 static void dpaa_eth_stats_reset(struct rte_eth_dev *dev)
 297 {
 298         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 299
 300         PMD_INIT_FUNC_TRACE();
 301
 302         fman_if_stats_reset(dpaa_intf->fif);
 303 }
 304
 305 static int
 306 dpaa_dev_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
 307                     unsigned int n)
 308 {
 309         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 310         unsigned int i = 0, num = RTE_DIM(dpaa_xstats_strings);
 311         uint64_t values[sizeof(struct dpaa_if_stats) / 8];
 312
 313         if (xstats == NULL)
 314                 return 0;
 315
 316         if (n < num)
 317                 return num;
 318
 319         fman_if_stats_get_all(dpaa_intf->fif, values,
 320                               sizeof(struct dpaa_if_stats) / 8);
 321
 322         for (i = 0; i < num; i++) {
 323                 xstats[i].id = i;
 324                 xstats[i].value = values[dpaa_xstats_strings[i].offset / 8];
 325         }
 326         return i;
 327 }
 328
 329 static int
 330 dpaa_xstats_get_names(__rte_unused struct rte_eth_dev *dev,
 331                       struct rte_eth_xstat_name *xstats_names,
 332                       __rte_unused unsigned int limit)
 333 {
 334         unsigned int i, stat_cnt = RTE_DIM(dpaa_xstats_strings);
 335
 336         if (xstats_names != NULL)
 337                 for (i = 0; i < stat_cnt; i++)
 338                         snprintf(xstats_names[i].name,
 339                                  sizeof(xstats_names[i].name),
 340                                  "%s",
 341                                  dpaa_xstats_strings[i].name);
 342
 343         return stat_cnt;
 344 }
 345
 346 static int
 347 dpaa_xstats_get_by_id(struct rte_eth_dev *dev, const uint64_t *ids,
 348                       uint64_t *values, unsigned int n)
 349 {
 350         unsigned int i, stat_cnt = RTE_DIM(dpaa_xstats_strings);
 351         uint64_t values_copy[sizeof(struct dpaa_if_stats) / 8];
 352
 353         if (!ids) {
 354                 struct dpaa_if *dpaa_intf = dev->data->dev_private;
 355
 356                 if (n < stat_cnt)
 357                         return stat_cnt;
 358
 359                 if (!values)
 360                         return 0;
 361
 362                 fman_if_stats_get_all(dpaa_intf->fif, values_copy,
 363                                       sizeof(struct dpaa_if_stats));
 364
 365                 for (i = 0; i < stat_cnt; i++)
 366                         values[i] =
 367                                 values_copy[dpaa_xstats_strings[i].offset / 8];
 368
 369                 return stat_cnt;
 370         }
 371
 372         dpaa_xstats_get_by_id(dev, NULL, values_copy, stat_cnt);
 373
 374         for (i = 0; i < n; i++) {
 375                 if (ids[i] >= stat_cnt) {
 376                         DPAA_PMD_ERR("id value isn't valid");
 377                         return -1;
 378                 }
 379                 values[i] = values_copy[ids[i]];
 380         }
 381         return n;
 382 }
 383
 384 static int
 385 dpaa_xstats_get_names_by_id(
 386         struct rte_eth_dev *dev,
 387         struct rte_eth_xstat_name *xstats_names,
 388         const uint64_t *ids,
 389         unsigned int limit)
 390 {
 391         unsigned int i, stat_cnt = RTE_DIM(dpaa_xstats_strings);
 392         struct rte_eth_xstat_name xstats_names_copy[stat_cnt];
 393
 394         if (!ids)
 395                 return dpaa_xstats_get_names(dev, xstats_names, limit);
 396
 397         dpaa_xstats_get_names(dev, xstats_names_copy, limit);
 398
 399         for (i = 0; i < limit; i++) {
 400                 if (ids[i] >= stat_cnt) {
 401                         DPAA_PMD_ERR("id value isn't valid");
 402                         return -1;
 403                 }
 404                 strcpy(xstats_names[i].name, xstats_names_copy[ids[i]].name);
 405         }
 406         return limit;
 407 }
 408
 409 static void dpaa_eth_promiscuous_enable(struct rte_eth_dev *dev)
 410 {
 411         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 412
 413         PMD_INIT_FUNC_TRACE();
 414
 415         fman_if_promiscuous_enable(dpaa_intf->fif);
 416 }
 417
 418 static void dpaa_eth_promiscuous_disable(struct rte_eth_dev *dev)
 419 {
 420         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 421
 422         PMD_INIT_FUNC_TRACE();
 423
 424         fman_if_promiscuous_disable(dpaa_intf->fif);
 425 }
 426
 427 static void dpaa_eth_multicast_enable(struct rte_eth_dev *dev)
 428 {
 429         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 430
 431         PMD_INIT_FUNC_TRACE();
 432
 433         fman_if_set_mcast_filter_table(dpaa_intf->fif);
 434 }
 435
 436 static void dpaa_eth_multicast_disable(struct rte_eth_dev *dev)
 437 {
 438         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 439
 440         PMD_INIT_FUNC_TRACE();
 441
 442         fman_if_reset_mcast_filter_table(dpaa_intf->fif);
 443 }
 444
 445 static
 446 int dpaa_eth_rx_queue_setup(struct rte_eth_dev *dev, uint16_t queue_idx,
 447                             uint16_t nb_desc __rte_unused,
 448                             unsigned int socket_id __rte_unused,
 449                             const struct rte_eth_rxconf *rx_conf __rte_unused,
 450                             struct rte_mempool *mp)
 451 {
 452         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 453
 454         PMD_INIT_FUNC_TRACE();
 455
 456         DPAA_PMD_INFO("Rx queue setup for queue index: %d", queue_idx);
 457
 458         if (!dpaa_intf->bp_info || dpaa_intf->bp_info->mp != mp) {
 459                 struct fman_if_ic_params icp;
 460                 uint32_t fd_offset;
 461                 uint32_t bp_size;
 462
 463                 if (!mp->pool_data) {
 464                         DPAA_PMD_ERR("Not an offloaded buffer pool!");
 465                         return -1;
 466                 }
 467                 dpaa_intf->bp_info = DPAA_MEMPOOL_TO_POOL_INFO(mp);
 468
 469                 memset(&icp, 0, sizeof(icp));
 470                 /* set ICEOF for to the default value , which is 0*/
 471                 icp.iciof = DEFAULT_ICIOF;
 472                 icp.iceof = DEFAULT_RX_ICEOF;
 473                 icp.icsz = DEFAULT_ICSZ;
 474                 fman_if_set_ic_params(dpaa_intf->fif, &icp);
 475
 476                 fd_offset = RTE_PKTMBUF_HEADROOM + DPAA_HW_BUF_RESERVE;
 477                 fman_if_set_fdoff(dpaa_intf->fif, fd_offset);
 478
 479                 /* Buffer pool size should be equal to Dataroom Size*/
 480                 bp_size = rte_pktmbuf_data_room_size(mp);
 481                 fman_if_set_bp(dpaa_intf->fif, mp->size,
 482                                dpaa_intf->bp_info->bpid, bp_size);
 483                 dpaa_intf->valid = 1;
 484                 DPAA_PMD_INFO("if =%s - fd_offset = %d offset = %d",
 485                             dpaa_intf->name, fd_offset,
 486                         fman_if_get_fdoff(dpaa_intf->fif));
 487         }
 488         dev->data->rx_queues[queue_idx] = &dpaa_intf->rx_queues[queue_idx];
 489
 490         return 0;
 491 }
 492
 493 static
 494 void dpaa_eth_rx_queue_release(void *rxq __rte_unused)
 495 {
 496         PMD_INIT_FUNC_TRACE();
 497 }
 498
 499 static
 500 int dpaa_eth_tx_queue_setup(struct rte_eth_dev *dev, uint16_t queue_idx,
 501                             uint16_t nb_desc __rte_unused,
 502                 unsigned int socket_id __rte_unused,
 503                 const struct rte_eth_txconf *tx_conf __rte_unused)
 504 {
 505         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 506
 507         PMD_INIT_FUNC_TRACE();
 508
 509         DPAA_PMD_INFO("Tx queue setup for queue index: %d", queue_idx);
 510         dev->data->tx_queues[queue_idx] = &dpaa_intf->tx_queues[queue_idx];
 511         return 0;
 512 }
 513
 514 static void dpaa_eth_tx_queue_release(void *txq __rte_unused)
 515 {
 516         PMD_INIT_FUNC_TRACE();
 517 }
 518
 519 static int dpaa_link_down(struct rte_eth_dev *dev)
 520 {
 521         PMD_INIT_FUNC_TRACE();
 522
 523         dpaa_eth_dev_stop(dev);
 524         return 0;
 525 }
 526
 527 static int dpaa_link_up(struct rte_eth_dev *dev)
 528 {
 529         PMD_INIT_FUNC_TRACE();
 530
 531         dpaa_eth_dev_start(dev);
 532         return 0;
 533 }
 534
 535 static int
 536 dpaa_flow_ctrl_set(struct rte_eth_dev *dev,
 537                    struct rte_eth_fc_conf *fc_conf)
 538 {
 539         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 540         struct rte_eth_fc_conf *net_fc;
 541
 542         PMD_INIT_FUNC_TRACE();
 543
 544         if (!(dpaa_intf->fc_conf)) {
 545                 dpaa_intf->fc_conf = rte_zmalloc(NULL,
 546                         sizeof(struct rte_eth_fc_conf), MAX_CACHELINE);
 547                 if (!dpaa_intf->fc_conf) {
 548                         DPAA_PMD_ERR("unable to save flow control info");
 549                         return -ENOMEM;
 550                 }
 551         }
 552         net_fc = dpaa_intf->fc_conf;
 553
 554         if (fc_conf->high_water < fc_conf->low_water) {
 555                 DPAA_PMD_ERR("Incorrect Flow Control Configuration");
 556                 return -EINVAL;
 557         }
 558
 559         if (fc_conf->mode == RTE_FC_NONE) {
 560                 return 0;
 561         } else if (fc_conf->mode == RTE_FC_TX_PAUSE ||
 562                  fc_conf->mode == RTE_FC_FULL) {
 563                 fman_if_set_fc_threshold(dpaa_intf->fif, fc_conf->high_water,
 564                                          fc_conf->low_water,
 565                                 dpaa_intf->bp_info->bpid);
 566                 if (fc_conf->pause_time)
 567                         fman_if_set_fc_quanta(dpaa_intf->fif,
 568                                               fc_conf->pause_time);
 569         }
 570
 571         /* Save the information in dpaa device */
 572         net_fc->pause_time = fc_conf->pause_time;
 573         net_fc->high_water = fc_conf->high_water;
 574         net_fc->low_water = fc_conf->low_water;
 575         net_fc->send_xon = fc_conf->send_xon;
 576         net_fc->mac_ctrl_frame_fwd = fc_conf->mac_ctrl_frame_fwd;
 577         net_fc->mode = fc_conf->mode;
 578         net_fc->autoneg = fc_conf->autoneg;
 579
 580         return 0;
 581 }
 582
 583 static int
 584 dpaa_flow_ctrl_get(struct rte_eth_dev *dev,
 585                    struct rte_eth_fc_conf *fc_conf)
 586 {
 587         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 588         struct rte_eth_fc_conf *net_fc = dpaa_intf->fc_conf;
 589         int ret;
 590
 591         PMD_INIT_FUNC_TRACE();
 592
 593         if (net_fc) {
 594                 fc_conf->pause_time = net_fc->pause_time;
 595                 fc_conf->high_water = net_fc->high_water;
 596                 fc_conf->low_water = net_fc->low_water;
 597                 fc_conf->send_xon = net_fc->send_xon;
 598                 fc_conf->mac_ctrl_frame_fwd = net_fc->mac_ctrl_frame_fwd;
 599                 fc_conf->mode = net_fc->mode;
 600                 fc_conf->autoneg = net_fc->autoneg;
 601                 return 0;
 602         }
 603         ret = fman_if_get_fc_threshold(dpaa_intf->fif);
 604         if (ret) {
 605                 fc_conf->mode = RTE_FC_TX_PAUSE;
 606                 fc_conf->pause_time = fman_if_get_fc_quanta(dpaa_intf->fif);
 607         } else {
 608                 fc_conf->mode = RTE_FC_NONE;
 609         }
 610
 611         return 0;
 612 }
 613
 614 static int
 615 dpaa_dev_add_mac_addr(struct rte_eth_dev *dev,
 616                              struct ether_addr *addr,
 617                              uint32_t index,
 618                              __rte_unused uint32_t pool)
 619 {
 620         int ret;
 621         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 622
 623         PMD_INIT_FUNC_TRACE();
 624
 625         ret = fman_if_add_mac_addr(dpaa_intf->fif, addr->addr_bytes, index);
 626
 627         if (ret)
 628                 RTE_LOG(ERR, PMD, "error: Adding the MAC ADDR failed:"
 629                         " err = %d", ret);
 630         return 0;
 631 }
 632
 633 static void
 634 dpaa_dev_remove_mac_addr(struct rte_eth_dev *dev,
 635                           uint32_t index)
 636 {
 637         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 638
 639         PMD_INIT_FUNC_TRACE();
 640
 641         fman_if_clear_mac_addr(dpaa_intf->fif, index);
 642 }
 643
 644 static void
 645 dpaa_dev_set_mac_addr(struct rte_eth_dev *dev,
 646                        struct ether_addr *addr)
 647 {
 648         int ret;
 649         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 650
 651         PMD_INIT_FUNC_TRACE();
 652
 653         ret = fman_if_add_mac_addr(dpaa_intf->fif, addr->addr_bytes, 0);
 654         if (ret)
 655                 RTE_LOG(ERR, PMD, "error: Setting the MAC ADDR failed %d", ret);
 656 }
 657
 658 static struct eth_dev_ops dpaa_devops = {
 659         .dev_configure            = dpaa_eth_dev_configure,
 660         .dev_start                = dpaa_eth_dev_start,
 661         .dev_stop                 = dpaa_eth_dev_stop,
 662         .dev_close                = dpaa_eth_dev_close,
 663         .dev_infos_get            = dpaa_eth_dev_info,
 664         .dev_supported_ptypes_get = dpaa_supported_ptypes_get,
 665
 666         .rx_queue_setup           = dpaa_eth_rx_queue_setup,
 667         .tx_queue_setup           = dpaa_eth_tx_queue_setup,
 668         .rx_queue_release         = dpaa_eth_rx_queue_release,
 669         .tx_queue_release         = dpaa_eth_tx_queue_release,
 670
 671         .flow_ctrl_get            = dpaa_flow_ctrl_get,
 672         .flow_ctrl_set            = dpaa_flow_ctrl_set,
 673
 674         .link_update              = dpaa_eth_link_update,
 675         .stats_get                = dpaa_eth_stats_get,
 676         .xstats_get               = dpaa_dev_xstats_get,
 677         .xstats_get_by_id         = dpaa_xstats_get_by_id,
 678         .xstats_get_names_by_id   = dpaa_xstats_get_names_by_id,
 679         .xstats_get_names         = dpaa_xstats_get_names,
 680         .xstats_reset             = dpaa_eth_stats_reset,
 681         .stats_reset              = dpaa_eth_stats_reset,
 682         .promiscuous_enable       = dpaa_eth_promiscuous_enable,
 683         .promiscuous_disable      = dpaa_eth_promiscuous_disable,
 684         .allmulticast_enable      = dpaa_eth_multicast_enable,
 685         .allmulticast_disable     = dpaa_eth_multicast_disable,
 686         .mtu_set                  = dpaa_mtu_set,
 687         .dev_set_link_down        = dpaa_link_down,
 688         .dev_set_link_up          = dpaa_link_up,
 689         .mac_addr_add             = dpaa_dev_add_mac_addr,
 690         .mac_addr_remove          = dpaa_dev_remove_mac_addr,
 691         .mac_addr_set             = dpaa_dev_set_mac_addr,
 692
 693         .fw_version_get           = dpaa_fw_version_get,
 694 };
 695
 696 static int dpaa_fc_set_default(struct dpaa_if *dpaa_intf)
 697 {
 698         struct rte_eth_fc_conf *fc_conf;
 699         int ret;
 700
 701         PMD_INIT_FUNC_TRACE();
 702
 703         if (!(dpaa_intf->fc_conf)) {
 704                 dpaa_intf->fc_conf = rte_zmalloc(NULL,
 705                         sizeof(struct rte_eth_fc_conf), MAX_CACHELINE);
 706                 if (!dpaa_intf->fc_conf) {
 707                         DPAA_PMD_ERR("unable to save flow control info");
 708                         return -ENOMEM;
 709                 }
 710         }
 711         fc_conf = dpaa_intf->fc_conf;
 712         ret = fman_if_get_fc_threshold(dpaa_intf->fif);
 713         if (ret) {
 714                 fc_conf->mode = RTE_FC_TX_PAUSE;
 715                 fc_conf->pause_time = fman_if_get_fc_quanta(dpaa_intf->fif);
 716         } else {
 717                 fc_conf->mode = RTE_FC_NONE;
 718         }
 719
 720         return 0;
 721 }
 722
 723 /* Initialise an Rx FQ */
 724 static int dpaa_rx_queue_init(struct qman_fq *fq,
 725                               uint32_t fqid)
 726 {
 727         struct qm_mcc_initfq opts;
 728         int ret;
 729
 730         PMD_INIT_FUNC_TRACE();
 731
 732         ret = qman_reserve_fqid(fqid);
 733         if (ret) {
 734                 DPAA_PMD_ERR("reserve rx fqid %d failed with ret: %d",
 735                              fqid, ret);
 736                 return -EINVAL;
 737         }
 738
 739         DPAA_PMD_DEBUG("creating rx fq %p, fqid %d", fq, fqid);
 740         ret = qman_create_fq(fqid, QMAN_FQ_FLAG_NO_ENQUEUE, fq);
 741         if (ret) {
 742                 DPAA_PMD_ERR("create rx fqid %d failed with ret: %d",
 743                         fqid, ret);
 744                 return ret;
 745         }
 746
 747         opts.we_mask = QM_INITFQ_WE_DESTWQ | QM_INITFQ_WE_FQCTRL |
 748                        QM_INITFQ_WE_CONTEXTA;
 749
 750         opts.fqd.dest.wq = DPAA_IF_RX_PRIORITY;
 751         opts.fqd.fq_ctrl = QM_FQCTRL_AVOIDBLOCK | QM_FQCTRL_CTXASTASHING |
 752                            QM_FQCTRL_PREFERINCACHE;
 753         opts.fqd.context_a.stashing.exclusive = 0;
 754         opts.fqd.context_a.stashing.annotation_cl = DPAA_IF_RX_ANNOTATION_STASH;
 755         opts.fqd.context_a.stashing.data_cl = DPAA_IF_RX_DATA_STASH;
 756         opts.fqd.context_a.stashing.context_cl = DPAA_IF_RX_CONTEXT_STASH;
 757
 758         /*Enable tail drop */
 759         opts.we_mask = opts.we_mask | QM_INITFQ_WE_TDTHRESH;
 760         opts.fqd.fq_ctrl = opts.fqd.fq_ctrl | QM_FQCTRL_TDE;
 761         qm_fqd_taildrop_set(&opts.fqd.td, CONG_THRESHOLD_RX_Q, 1);
 762
 763         ret = qman_init_fq(fq, 0, &opts);
 764         if (ret)
 765                 DPAA_PMD_ERR("init rx fqid %d failed with ret: %d", fqid, ret);
 766         return ret;
 767 }
 768
 769 /* Initialise a Tx FQ */
 770 static int dpaa_tx_queue_init(struct qman_fq *fq,
 771                               struct fman_if *fman_intf)
 772 {
 773         struct qm_mcc_initfq opts;
 774         int ret;
 775
 776         PMD_INIT_FUNC_TRACE();
 777
 778         ret = qman_create_fq(0, QMAN_FQ_FLAG_DYNAMIC_FQID |
 779                              QMAN_FQ_FLAG_TO_DCPORTAL, fq);
 780         if (ret) {
 781                 DPAA_PMD_ERR("create tx fq failed with ret: %d", ret);
 782                 return ret;
 783         }
 784         opts.we_mask = QM_INITFQ_WE_DESTWQ | QM_INITFQ_WE_FQCTRL |
 785                        QM_INITFQ_WE_CONTEXTB | QM_INITFQ_WE_CONTEXTA;
 786         opts.fqd.dest.channel = fman_intf->tx_channel_id;
 787         opts.fqd.dest.wq = DPAA_IF_TX_PRIORITY;
 788         opts.fqd.fq_ctrl = QM_FQCTRL_PREFERINCACHE;
 789         opts.fqd.context_b = 0;
 790         /* no tx-confirmation */
 791         opts.fqd.context_a.hi = 0x80000000 | fman_dealloc_bufs_mask_hi;
 792         opts.fqd.context_a.lo = 0 | fman_dealloc_bufs_mask_lo;
 793         DPAA_PMD_DEBUG("init tx fq %p, fqid %d", fq, fq->fqid);
 794         ret = qman_init_fq(fq, QMAN_INITFQ_FLAG_SCHED, &opts);
 795         if (ret)
 796                 DPAA_PMD_ERR("init tx fqid %d failed %d", fq->fqid, ret);
 797         return ret;
 798 }
 799
 800 #ifdef RTE_LIBRTE_DPAA_DEBUG_DRIVER
 801 /* Initialise a DEBUG FQ ([rt]x_error, rx_default). */
 802 static int dpaa_debug_queue_init(struct qman_fq *fq, uint32_t fqid)
 803 {
 804         struct qm_mcc_initfq opts;
 805         int ret;
 806
 807         PMD_INIT_FUNC_TRACE();
 808
 809         ret = qman_reserve_fqid(fqid);
 810         if (ret) {
 811                 DPAA_PMD_ERR("Reserve debug fqid %d failed with ret: %d",
 812                         fqid, ret);
 813                 return -EINVAL;
 814         }
 815         /* "map" this Rx FQ to one of the interfaces Tx FQID */
 816         DPAA_PMD_DEBUG("Creating debug fq %p, fqid %d", fq, fqid);
 817         ret = qman_create_fq(fqid, QMAN_FQ_FLAG_NO_ENQUEUE, fq);
 818         if (ret) {
 819                 DPAA_PMD_ERR("create debug fqid %d failed with ret: %d",
 820                         fqid, ret);
 821                 return ret;
 822         }
 823         opts.we_mask = QM_INITFQ_WE_DESTWQ | QM_INITFQ_WE_FQCTRL;
 824         opts.fqd.dest.wq = DPAA_IF_DEBUG_PRIORITY;
 825         ret = qman_init_fq(fq, 0, &opts);
 826         if (ret)
 827                 DPAA_PMD_ERR("init debug fqid %d failed with ret: %d",
 828                             fqid, ret);
 829         return ret;
 830 }
 831 #endif
 832
 833 /* Initialise a network interface */
 834 static int
 835 dpaa_dev_init(struct rte_eth_dev *eth_dev)
 836 {
 837         int num_cores, num_rx_fqs, fqid;
 838         int loop, ret = 0;
 839         int dev_id;
 840         struct rte_dpaa_device *dpaa_device;
 841         struct dpaa_if *dpaa_intf;
 842         struct fm_eth_port_cfg *cfg;
 843         struct fman_if *fman_intf;
 844         struct fman_if_bpool *bp, *tmp_bp;
 845
 846         PMD_INIT_FUNC_TRACE();
 847
 848         /* For secondary processes, the primary has done all the work */
 849         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
 850                 return 0;
 851
 852         dpaa_device = DEV_TO_DPAA_DEVICE(eth_dev->device);
 853         dev_id = dpaa_device->id.dev_id;
 854         dpaa_intf = eth_dev->data->dev_private;
 855         cfg = &dpaa_netcfg->port_cfg[dev_id];
 856         fman_intf = cfg->fman_if;
 857
 858         dpaa_intf->name = dpaa_device->name;
 859
 860         /* save fman_if & cfg in the interface struture */
 861         dpaa_intf->fif = fman_intf;
 862         dpaa_intf->ifid = dev_id;
 863         dpaa_intf->cfg = cfg;
 864
 865         /* Initialize Rx FQ's */
 866         if (getenv("DPAA_NUM_RX_QUEUES"))
 867                 num_rx_fqs = atoi(getenv("DPAA_NUM_RX_QUEUES"));
 868         else
 869                 num_rx_fqs = DPAA_DEFAULT_NUM_PCD_QUEUES;
 870
 871         /* Each device can not have more than DPAA_PCD_FQID_MULTIPLIER RX
 872          * queues.
 873          */
 874         if (num_rx_fqs <= 0 || num_rx_fqs > DPAA_PCD_FQID_MULTIPLIER) {
 875                 DPAA_PMD_ERR("Invalid number of RX queues\n");
 876                 return -EINVAL;
 877         }
 878
 879         dpaa_intf->rx_queues = rte_zmalloc(NULL,
 880                 sizeof(struct qman_fq) * num_rx_fqs, MAX_CACHELINE);
 881         for (loop = 0; loop < num_rx_fqs; loop++) {
 882                 fqid = DPAA_PCD_FQID_START + dpaa_intf->ifid *
 883                         DPAA_PCD_FQID_MULTIPLIER + loop;
 884                 ret = dpaa_rx_queue_init(&dpaa_intf->rx_queues[loop], fqid);
 885                 if (ret)
 886                         return ret;
 887                 dpaa_intf->rx_queues[loop].dpaa_intf = dpaa_intf;
 888         }
 889         dpaa_intf->nb_rx_queues = num_rx_fqs;
 890
 891         /* Initialise Tx FQs. Have as many Tx FQ's as number of cores */
 892         num_cores = rte_lcore_count();
 893         dpaa_intf->tx_queues = rte_zmalloc(NULL, sizeof(struct qman_fq) *
 894                 num_cores, MAX_CACHELINE);
 895         if (!dpaa_intf->tx_queues)
 896                 return -ENOMEM;
 897
 898         for (loop = 0; loop < num_cores; loop++) {
 899                 ret = dpaa_tx_queue_init(&dpaa_intf->tx_queues[loop],
 900                                          fman_intf);
 901                 if (ret)
 902                         return ret;
 903                 dpaa_intf->tx_queues[loop].dpaa_intf = dpaa_intf;
 904         }
 905         dpaa_intf->nb_tx_queues = num_cores;
 906
 907 #ifdef RTE_LIBRTE_DPAA_DEBUG_DRIVER
 908         dpaa_debug_queue_init(&dpaa_intf->debug_queues[
 909                 DPAA_DEBUG_FQ_RX_ERROR], fman_intf->fqid_rx_err);
 910         dpaa_intf->debug_queues[DPAA_DEBUG_FQ_RX_ERROR].dpaa_intf = dpaa_intf;
 911         dpaa_debug_queue_init(&dpaa_intf->debug_queues[
 912                 DPAA_DEBUG_FQ_TX_ERROR], fman_intf->fqid_tx_err);
 913         dpaa_intf->debug_queues[DPAA_DEBUG_FQ_TX_ERROR].dpaa_intf = dpaa_intf;
 914 #endif
 915
 916         DPAA_PMD_DEBUG("All frame queues created");
 917
 918         /* Get the initial configuration for flow control */
 919         dpaa_fc_set_default(dpaa_intf);
 920
 921         /* reset bpool list, initialize bpool dynamically */
 922         list_for_each_entry_safe(bp, tmp_bp, &cfg->fman_if->bpool_list, node) {
 923                 list_del(&bp->node);
 924                 rte_free(bp);
 925         }
 926
 927         /* Populate ethdev structure */
 928         eth_dev->dev_ops = &dpaa_devops;
 929         eth_dev->rx_pkt_burst = dpaa_eth_queue_rx;
 930         eth_dev->tx_pkt_burst = dpaa_eth_tx_drop_all;
 931
 932         /* Allocate memory for storing MAC addresses */
 933         eth_dev->data->mac_addrs = rte_zmalloc("mac_addr",
 934                 ETHER_ADDR_LEN * DPAA_MAX_MAC_FILTER, 0);
 935         if (eth_dev->data->mac_addrs == NULL) {
 936                 DPAA_PMD_ERR("Failed to allocate %d bytes needed to "
 937                                                 "store MAC addresses",
 938                                 ETHER_ADDR_LEN * DPAA_MAX_MAC_FILTER);
 939                 rte_free(dpaa_intf->rx_queues);
 940                 rte_free(dpaa_intf->tx_queues);
 941                 dpaa_intf->rx_queues = NULL;
 942                 dpaa_intf->tx_queues = NULL;
 943                 dpaa_intf->nb_rx_queues = 0;
 944                 dpaa_intf->nb_tx_queues = 0;
 945                 return -ENOMEM;
 946         }
 947
 948         /* copy the primary mac address */
 949         ether_addr_copy(&fman_intf->mac_addr, &eth_dev->data->mac_addrs[0]);
 950
 951         RTE_LOG(INFO, PMD, "net: dpaa: %s: %02x:%02x:%02x:%02x:%02x:%02x\n",
 952                 dpaa_device->name,
 953                 fman_intf->mac_addr.addr_bytes[0],
 954                 fman_intf->mac_addr.addr_bytes[1],
 955                 fman_intf->mac_addr.addr_bytes[2],
 956                 fman_intf->mac_addr.addr_bytes[3],
 957                 fman_intf->mac_addr.addr_bytes[4],
 958                 fman_intf->mac_addr.addr_bytes[5]);
 959
 960         /* Disable RX mode */
 961         fman_if_discard_rx_errors(fman_intf);
 962         fman_if_disable_rx(fman_intf);
 963         /* Disable promiscuous mode */
 964         fman_if_promiscuous_disable(fman_intf);
 965         /* Disable multicast */
 966         fman_if_reset_mcast_filter_table(fman_intf);
 967         /* Reset interface statistics */
 968         fman_if_stats_reset(fman_intf);
 969
 970         return 0;
 971 }
 972
 973 static int
 974 dpaa_dev_uninit(struct rte_eth_dev *dev)
 975 {
 976         struct dpaa_if *dpaa_intf = dev->data->dev_private;
 977
 978         PMD_INIT_FUNC_TRACE();
 979
 980         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
 981                 return -EPERM;
 982
 983         if (!dpaa_intf) {
 984                 DPAA_PMD_WARN("Already closed or not started");
 985                 return -1;
 986         }
 987
 988         dpaa_eth_dev_close(dev);
 989
 990         /* release configuration memory */
 991         if (dpaa_intf->fc_conf)
 992                 rte_free(dpaa_intf->fc_conf);
 993
 994         rte_free(dpaa_intf->rx_queues);
 995         dpaa_intf->rx_queues = NULL;
 996
 997         rte_free(dpaa_intf->tx_queues);
 998         dpaa_intf->tx_queues = NULL;
 999
1000         /* free memory for storing MAC addresses */
1001         rte_free(dev->data->mac_addrs);
1002         dev->data->mac_addrs = NULL;
1003
1004         dev->dev_ops = NULL;
1005         dev->rx_pkt_burst = NULL;
1006         dev->tx_pkt_burst = NULL;
1007
1008         return 0;
1009 }
1010
1011 static int
1012 rte_dpaa_probe(struct rte_dpaa_driver *dpaa_drv,
1013                struct rte_dpaa_device *dpaa_dev)
1014 {
1015         int diag;
1016         int ret;
1017         struct rte_eth_dev *eth_dev;
1018
1019         PMD_INIT_FUNC_TRACE();
1020
1021         /* In case of secondary process, the device is already configured
1022          * and no further action is required, except portal initialization
1023          * and verifying secondary attachment to port name.
1024          */
1025         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
1026                 eth_dev = rte_eth_dev_attach_secondary(dpaa_dev->name);
1027                 if (!eth_dev)
1028                         return -ENOMEM;
1029                 return 0;
1030         }
1031
1032         if (!is_global_init) {
1033                 /* One time load of Qman/Bman drivers */
1034                 ret = qman_global_init();
1035                 if (ret) {
1036                         DPAA_PMD_ERR("QMAN initialization failed: %d",
1037                                      ret);
1038                         return ret;
1039                 }
1040                 ret = bman_global_init();
1041                 if (ret) {
1042                         DPAA_PMD_ERR("BMAN initialization failed: %d",
1043                                      ret);
1044                         return ret;
1045                 }
1046
1047                 is_global_init = 1;
1048         }
1049
1050         ret = rte_dpaa_portal_init((void *)1);
1051         if (ret) {
1052                 DPAA_PMD_ERR("Unable to initialize portal");
1053                 return ret;
1054         }
1055
1056         eth_dev = rte_eth_dev_allocate(dpaa_dev->name);
1057         if (eth_dev == NULL)
1058                 return -ENOMEM;
1059
1060         eth_dev->data->dev_private = rte_zmalloc(
1061                                         "ethdev private structure",
1062                                         sizeof(struct dpaa_if),
1063                                         RTE_CACHE_LINE_SIZE);
1064         if (!eth_dev->data->dev_private) {
1065                 DPAA_PMD_ERR("Cannot allocate memzone for port data");
1066                 rte_eth_dev_release_port(eth_dev);
1067                 return -ENOMEM;
1068         }
1069
1070         eth_dev->device = &dpaa_dev->device;
1071         eth_dev->device->driver = &dpaa_drv->driver;
1072         dpaa_dev->eth_dev = eth_dev;
1073
1074         /* Invoke PMD device initialization function */
1075         diag = dpaa_dev_init(eth_dev);
1076         if (diag == 0)
1077                 return 0;
1078
1079         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
1080                 rte_free(eth_dev->data->dev_private);
1081
1082         rte_eth_dev_release_port(eth_dev);
1083         return diag;
1084 }
1085
1086 static int
1087 rte_dpaa_remove(struct rte_dpaa_device *dpaa_dev)
1088 {
1089         struct rte_eth_dev *eth_dev;
1090
1091         PMD_INIT_FUNC_TRACE();
1092
1093         eth_dev = dpaa_dev->eth_dev;
1094         dpaa_dev_uninit(eth_dev);
1095
1096         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
1097                 rte_free(eth_dev->data->dev_private);
1098
1099         rte_eth_dev_release_port(eth_dev);
1100
1101         return 0;
1102 }
1103
1104 static struct rte_dpaa_driver rte_dpaa_pmd = {
1105         .drv_type = FSL_DPAA_ETH,
1106         .probe = rte_dpaa_probe,
1107         .remove = rte_dpaa_remove,
1108 };
1109
1110 RTE_PMD_REGISTER_DPAA(net_dpaa, rte_dpaa_pmd);