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