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