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