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