drivers/net/dpaa2/dpaa2_ethdev.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright (c) 2016 Freescale Semiconductor, Inc. All rights reserved.
   5  *   Copyright (c) 2016 NXP. All rights reserved.
   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
  34 #include <time.h>
  35 #include <net/if.h>
  36
  37 #include <rte_mbuf.h>
  38 #include <rte_ethdev.h>
  39 #include <rte_malloc.h>
  40 #include <rte_memcpy.h>
  41 #include <rte_string_fns.h>
  42 #include <rte_cycles.h>
  43 #include <rte_kvargs.h>
  44 #include <rte_dev.h>
  45 #include <rte_ethdev.h>
  46 #include <rte_fslmc.h>
  47
  48 #include <fslmc_logs.h>
  49 #include <fslmc_vfio.h>
  50 #include <dpaa2_hw_pvt.h>
  51 #include <dpaa2_hw_mempool.h>
  52
  53 #include "dpaa2_ethdev.h"
  54
  55 static struct rte_dpaa2_driver rte_dpaa2_pmd;
  56
  57 static void
  58 dpaa2_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
  59 {
  60         struct dpaa2_dev_priv *priv = dev->data->dev_private;
  61
  62         PMD_INIT_FUNC_TRACE();
  63
  64         dev_info->if_index = priv->hw_id;
  65
  66         dev_info->max_mac_addrs = priv->max_mac_filters;
  67         dev_info->max_rx_pktlen = DPAA2_MAX_RX_PKT_LEN;
  68         dev_info->min_rx_bufsize = DPAA2_MIN_RX_BUF_SIZE;
  69         dev_info->max_rx_queues = (uint16_t)priv->nb_rx_queues;
  70         dev_info->max_tx_queues = (uint16_t)priv->nb_tx_queues;
  71
  72         dev_info->speed_capa = ETH_LINK_SPEED_1G |
  73                         ETH_LINK_SPEED_2_5G |
  74                         ETH_LINK_SPEED_10G;
  75 }
  76
  77 static int
  78 dpaa2_alloc_rx_tx_queues(struct rte_eth_dev *dev)
  79 {
  80         struct dpaa2_dev_priv *priv = dev->data->dev_private;
  81         uint16_t dist_idx;
  82         uint32_t vq_id;
  83         struct dpaa2_queue *mc_q, *mcq;
  84         uint32_t tot_queues;
  85         int i;
  86         struct dpaa2_queue *dpaa2_q;
  87
  88         PMD_INIT_FUNC_TRACE();
  89
  90         tot_queues = priv->nb_rx_queues + priv->nb_tx_queues;
  91         mc_q = rte_malloc(NULL, sizeof(struct dpaa2_queue) * tot_queues,
  92                           RTE_CACHE_LINE_SIZE);
  93         if (!mc_q) {
  94                 PMD_INIT_LOG(ERR, "malloc failed for rx/tx queues\n");
  95                 return -1;
  96         }
  97
  98         for (i = 0; i < priv->nb_rx_queues; i++) {
  99                 mc_q->dev = dev;
 100                 priv->rx_vq[i] = mc_q++;
 101                 dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[i];
 102                 dpaa2_q->q_storage = rte_malloc("dq_storage",
 103                                         sizeof(struct queue_storage_info_t),
 104                                         RTE_CACHE_LINE_SIZE);
 105                 if (!dpaa2_q->q_storage)
 106                         goto fail;
 107
 108                 memset(dpaa2_q->q_storage, 0,
 109                        sizeof(struct queue_storage_info_t));
 110                 dpaa2_q->q_storage->dq_storage[0] = rte_malloc(NULL,
 111                         DPAA2_DQRR_RING_SIZE * sizeof(struct qbman_result),
 112                         RTE_CACHE_LINE_SIZE);
 113         }
 114
 115         for (i = 0; i < priv->nb_tx_queues; i++) {
 116                 mc_q->dev = dev;
 117                 mc_q->flow_id = DPNI_NEW_FLOW_ID;
 118                 priv->tx_vq[i] = mc_q++;
 119         }
 120
 121         vq_id = 0;
 122         for (dist_idx = 0; dist_idx < priv->num_dist_per_tc[DPAA2_DEF_TC];
 123              dist_idx++) {
 124                 mcq = (struct dpaa2_queue *)priv->rx_vq[vq_id];
 125                 mcq->tc_index = DPAA2_DEF_TC;
 126                 mcq->flow_id = dist_idx;
 127                 vq_id++;
 128         }
 129
 130         return 0;
 131 fail:
 132         i -= 1;
 133         mc_q = priv->rx_vq[0];
 134         while (i >= 0) {
 135                 dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[i];
 136                 rte_free(dpaa2_q->q_storage->dq_storage[0]);
 137                 rte_free(dpaa2_q->q_storage);
 138                 priv->rx_vq[i--] = NULL;
 139         }
 140         rte_free(mc_q);
 141         return -1;
 142 }
 143
 144 static int
 145 dpaa2_eth_dev_configure(struct rte_eth_dev *dev)
 146 {
 147         struct rte_eth_dev_data *data = dev->data;
 148         struct rte_eth_conf *eth_conf = &data->dev_conf;
 149         int ret;
 150
 151         PMD_INIT_FUNC_TRACE();
 152
 153         /* Check for correct configuration */
 154         if (eth_conf->rxmode.mq_mode != ETH_MQ_RX_RSS &&
 155             data->nb_rx_queues > 1) {
 156                 PMD_INIT_LOG(ERR, "Distribution is not enabled, "
 157                             "but Rx queues more than 1\n");
 158                 return -1;
 159         }
 160
 161         if (eth_conf->rxmode.mq_mode == ETH_MQ_RX_RSS) {
 162                 /* Return in case number of Rx queues is 1 */
 163                 if (data->nb_rx_queues == 1)
 164                         return 0;
 165                 ret = dpaa2_setup_flow_dist(dev,
 166                                 eth_conf->rx_adv_conf.rss_conf.rss_hf);
 167                 if (ret) {
 168                         PMD_INIT_LOG(ERR, "unable to set flow distribution."
 169                                      "please check queue config\n");
 170                         return ret;
 171                 }
 172         }
 173         return 0;
 174 }
 175
 176 /* Function to setup RX flow information. It contains traffic class ID,
 177  * flow ID, destination configuration etc.
 178  */
 179 static int
 180 dpaa2_dev_rx_queue_setup(struct rte_eth_dev *dev,
 181                          uint16_t rx_queue_id,
 182                          uint16_t nb_rx_desc __rte_unused,
 183                          unsigned int socket_id __rte_unused,
 184                          const struct rte_eth_rxconf *rx_conf __rte_unused,
 185                          struct rte_mempool *mb_pool)
 186 {
 187         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 188         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 189         struct dpaa2_queue *dpaa2_q;
 190         struct dpni_queue cfg;
 191         uint8_t options = 0;
 192         uint8_t flow_id;
 193         uint32_t bpid;
 194         int ret;
 195
 196         PMD_INIT_FUNC_TRACE();
 197
 198         PMD_INIT_LOG(DEBUG, "dev =%p, queue =%d, pool = %p, conf =%p",
 199                      dev, rx_queue_id, mb_pool, rx_conf);
 200
 201         if (!priv->bp_list || priv->bp_list->mp != mb_pool) {
 202                 bpid = mempool_to_bpid(mb_pool);
 203                 ret = dpaa2_attach_bp_list(priv,
 204                                            rte_dpaa2_bpid_info[bpid].bp_list);
 205                 if (ret)
 206                         return ret;
 207         }
 208         dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[rx_queue_id];
 209         dpaa2_q->mb_pool = mb_pool; /**< mbuf pool to populate RX ring. */
 210
 211         /*Get the tc id and flow id from given VQ id*/
 212         flow_id = rx_queue_id % priv->num_dist_per_tc[dpaa2_q->tc_index];
 213         memset(&cfg, 0, sizeof(struct dpni_queue));
 214
 215         options = options | DPNI_QUEUE_OPT_USER_CTX;
 216         cfg.user_context = (uint64_t)(dpaa2_q);
 217
 218         ret = dpni_set_queue(dpni, CMD_PRI_LOW, priv->token, DPNI_QUEUE_RX,
 219                              dpaa2_q->tc_index, flow_id, options, &cfg);
 220         if (ret) {
 221                 PMD_INIT_LOG(ERR, "Error in setting the rx flow: = %d\n", ret);
 222                 return -1;
 223         }
 224
 225         dev->data->rx_queues[rx_queue_id] = dpaa2_q;
 226         return 0;
 227 }
 228
 229 static int
 230 dpaa2_dev_tx_queue_setup(struct rte_eth_dev *dev,
 231                          uint16_t tx_queue_id,
 232                          uint16_t nb_tx_desc __rte_unused,
 233                          unsigned int socket_id __rte_unused,
 234                          const struct rte_eth_txconf *tx_conf __rte_unused)
 235 {
 236         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 237         struct dpaa2_queue *dpaa2_q = (struct dpaa2_queue *)
 238                 priv->tx_vq[tx_queue_id];
 239         struct fsl_mc_io *dpni = priv->hw;
 240         struct dpni_queue tx_conf_cfg;
 241         struct dpni_queue tx_flow_cfg;
 242         uint8_t options = 0, flow_id;
 243         uint32_t tc_id;
 244         int ret;
 245
 246         PMD_INIT_FUNC_TRACE();
 247
 248         /* Return if queue already configured */
 249         if (dpaa2_q->flow_id != DPNI_NEW_FLOW_ID)
 250                 return 0;
 251
 252         memset(&tx_conf_cfg, 0, sizeof(struct dpni_queue));
 253         memset(&tx_flow_cfg, 0, sizeof(struct dpni_queue));
 254
 255         tc_id = 0;
 256         flow_id = tx_queue_id;
 257
 258         ret = dpni_set_queue(dpni, CMD_PRI_LOW, priv->token, DPNI_QUEUE_TX,
 259                              tc_id, flow_id, options, &tx_flow_cfg);
 260         if (ret) {
 261                 PMD_INIT_LOG(ERR, "Error in setting the tx flow: "
 262                              "tc_id=%d, flow =%d ErrorCode = %x\n",
 263                              tc_id, flow_id, -ret);
 264                         return -1;
 265         }
 266
 267         dpaa2_q->flow_id = flow_id;
 268
 269         if (tx_queue_id == 0) {
 270                 /*Set tx-conf and error configuration*/
 271                 ret = dpni_set_tx_confirmation_mode(dpni, CMD_PRI_LOW,
 272                                                     priv->token,
 273                                                     DPNI_CONF_DISABLE);
 274                 if (ret) {
 275                         PMD_INIT_LOG(ERR, "Error in set tx conf mode settings"
 276                                      " ErrorCode = %x", ret);
 277                         return -1;
 278                 }
 279         }
 280         dpaa2_q->tc_index = tc_id;
 281
 282         dev->data->tx_queues[tx_queue_id] = dpaa2_q;
 283         return 0;
 284 }
 285
 286 static void
 287 dpaa2_dev_rx_queue_release(void *q __rte_unused)
 288 {
 289         PMD_INIT_FUNC_TRACE();
 290 }
 291
 292 static void
 293 dpaa2_dev_tx_queue_release(void *q __rte_unused)
 294 {
 295         PMD_INIT_FUNC_TRACE();
 296 }
 297
 298 static int
 299 dpaa2_dev_start(struct rte_eth_dev *dev)
 300 {
 301         struct rte_eth_dev_data *data = dev->data;
 302         struct dpaa2_dev_priv *priv = data->dev_private;
 303         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 304         struct dpni_queue cfg;
 305         uint16_t qdid;
 306         struct dpni_queue_id qid;
 307         struct dpaa2_queue *dpaa2_q;
 308         int ret, i;
 309
 310         PMD_INIT_FUNC_TRACE();
 311
 312         ret = dpni_enable(dpni, CMD_PRI_LOW, priv->token);
 313         if (ret) {
 314                 PMD_INIT_LOG(ERR, "Failure %d in enabling dpni %d device\n",
 315                              ret, priv->hw_id);
 316                 return ret;
 317         }
 318
 319         ret = dpni_get_qdid(dpni, CMD_PRI_LOW, priv->token,
 320                             DPNI_QUEUE_TX, &qdid);
 321         if (ret) {
 322                 PMD_INIT_LOG(ERR, "Error to get qdid:ErrorCode = %d\n", ret);
 323                 return ret;
 324         }
 325         priv->qdid = qdid;
 326
 327         for (i = 0; i < data->nb_rx_queues; i++) {
 328                 dpaa2_q = (struct dpaa2_queue *)data->rx_queues[i];
 329                 ret = dpni_get_queue(dpni, CMD_PRI_LOW, priv->token,
 330                                      DPNI_QUEUE_RX, dpaa2_q->tc_index,
 331                                        dpaa2_q->flow_id, &cfg, &qid);
 332                 if (ret) {
 333                         PMD_INIT_LOG(ERR, "Error to get flow "
 334                                      "information Error code = %d\n", ret);
 335                         return ret;
 336                 }
 337                 dpaa2_q->fqid = qid.fqid;
 338         }
 339
 340         return 0;
 341 }
 342
 343 /**
 344  *  This routine disables all traffic on the adapter by issuing a
 345  *  global reset on the MAC.
 346  */
 347 static void
 348 dpaa2_dev_stop(struct rte_eth_dev *dev)
 349 {
 350         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 351         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 352         int ret;
 353
 354         PMD_INIT_FUNC_TRACE();
 355
 356         ret = dpni_disable(dpni, CMD_PRI_LOW, priv->token);
 357         if (ret) {
 358                 PMD_INIT_LOG(ERR, "Failure (ret %d) in disabling dpni %d dev\n",
 359                              ret, priv->hw_id);
 360                 return;
 361         }
 362 }
 363
 364 static void
 365 dpaa2_dev_close(struct rte_eth_dev *dev)
 366 {
 367         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 368         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 369         int ret;
 370
 371         PMD_INIT_FUNC_TRACE();
 372
 373         /* Clean the device first */
 374         ret = dpni_reset(dpni, CMD_PRI_LOW, priv->token);
 375         if (ret) {
 376                 PMD_INIT_LOG(ERR, "Failure cleaning dpni device with"
 377                              " error code %d\n", ret);
 378                 return;
 379         }
 380 }
 381
 382 static struct eth_dev_ops dpaa2_ethdev_ops = {
 383         .dev_configure    = dpaa2_eth_dev_configure,
 384         .dev_start            = dpaa2_dev_start,
 385         .dev_stop             = dpaa2_dev_stop,
 386         .dev_close            = dpaa2_dev_close,
 387         .dev_infos_get     = dpaa2_dev_info_get,
 388         .rx_queue_setup    = dpaa2_dev_rx_queue_setup,
 389         .rx_queue_release  = dpaa2_dev_rx_queue_release,
 390         .tx_queue_setup    = dpaa2_dev_tx_queue_setup,
 391         .tx_queue_release  = dpaa2_dev_tx_queue_release,
 392 };
 393
 394 static int
 395 dpaa2_dev_init(struct rte_eth_dev *eth_dev)
 396 {
 397         struct rte_device *dev = eth_dev->device;
 398         struct rte_dpaa2_device *dpaa2_dev;
 399         struct fsl_mc_io *dpni_dev;
 400         struct dpni_attr attr;
 401         struct dpaa2_dev_priv *priv = eth_dev->data->dev_private;
 402         struct dpni_buffer_layout layout;
 403         int i, ret, hw_id;
 404         int tot_size;
 405
 406         PMD_INIT_FUNC_TRACE();
 407
 408         /* For secondary processes, the primary has done all the work */
 409         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
 410                 return 0;
 411
 412         dpaa2_dev = container_of(dev, struct rte_dpaa2_device, device);
 413
 414         hw_id = dpaa2_dev->object_id;
 415
 416         dpni_dev = (struct fsl_mc_io *)malloc(sizeof(struct fsl_mc_io));
 417         if (!dpni_dev) {
 418                 PMD_INIT_LOG(ERR, "malloc failed for dpni device\n");
 419                 return -1;
 420         }
 421
 422         dpni_dev->regs = rte_mcp_ptr_list[0];
 423         ret = dpni_open(dpni_dev, CMD_PRI_LOW, hw_id, &priv->token);
 424         if (ret) {
 425                 PMD_INIT_LOG(ERR, "Failure in opening dpni@%d device with"
 426                         " error code %d\n", hw_id, ret);
 427                 return -1;
 428         }
 429
 430         /* Clean the device first */
 431         ret = dpni_reset(dpni_dev, CMD_PRI_LOW, priv->token);
 432         if (ret) {
 433                 PMD_INIT_LOG(ERR, "Failure cleaning dpni@%d device with"
 434                         " error code %d\n", hw_id, ret);
 435                 return -1;
 436         }
 437
 438         ret = dpni_get_attributes(dpni_dev, CMD_PRI_LOW, priv->token, &attr);
 439         if (ret) {
 440                 PMD_INIT_LOG(ERR, "Failure in getting dpni@%d attribute, "
 441                         " error code %d\n", hw_id, ret);
 442                 return -1;
 443         }
 444
 445         priv->num_tc = attr.num_tcs;
 446         for (i = 0; i < attr.num_tcs; i++) {
 447                 priv->num_dist_per_tc[i] = attr.num_queues;
 448                 break;
 449         }
 450
 451         /* Distribution is per Tc only,
 452          * so choosing RX queues from default TC only
 453          */
 454         priv->nb_rx_queues = priv->num_dist_per_tc[DPAA2_DEF_TC];
 455
 456         priv->nb_tx_queues = attr.num_queues;
 457
 458         priv->hw = dpni_dev;
 459         priv->hw_id = hw_id;
 460         priv->options = attr.options;
 461         priv->max_mac_filters = attr.mac_filter_entries;
 462         priv->max_vlan_filters = attr.vlan_filter_entries;
 463         priv->flags = 0;
 464
 465         /* Allocate memory for hardware structure for queues */
 466         ret = dpaa2_alloc_rx_tx_queues(eth_dev);
 467         if (ret) {
 468                 PMD_INIT_LOG(ERR, "dpaa2_alloc_rx_tx_queuesFailed\n");
 469                 return -ret;
 470         }
 471
 472         /* Allocate memory for storing MAC addresses */
 473         eth_dev->data->mac_addrs = rte_zmalloc("dpni",
 474                 ETHER_ADDR_LEN * attr.mac_filter_entries, 0);
 475         if (eth_dev->data->mac_addrs == NULL) {
 476                 PMD_INIT_LOG(ERR, "Failed to allocate %d bytes needed to "
 477                                                 "store MAC addresses",
 478                                 ETHER_ADDR_LEN * attr.mac_filter_entries);
 479                 return -ENOMEM;
 480         }
 481
 482         ret = dpni_get_primary_mac_addr(dpni_dev, CMD_PRI_LOW,
 483                                         priv->token,
 484                         (uint8_t *)(eth_dev->data->mac_addrs[0].addr_bytes));
 485         if (ret) {
 486                 PMD_INIT_LOG(ERR, "DPNI get mac address failed:"
 487                                         " Error Code = %d\n", ret);
 488                 return -ret;
 489         }
 490
 491         /* ... rx buffer layout ... */
 492         tot_size = DPAA2_HW_BUF_RESERVE + RTE_PKTMBUF_HEADROOM;
 493         tot_size = RTE_ALIGN_CEIL(tot_size,
 494                                   DPAA2_PACKET_LAYOUT_ALIGN);
 495
 496         memset(&layout, 0, sizeof(struct dpni_buffer_layout));
 497         layout.options = DPNI_BUF_LAYOUT_OPT_FRAME_STATUS |
 498                                 DPNI_BUF_LAYOUT_OPT_PARSER_RESULT |
 499                                 DPNI_BUF_LAYOUT_OPT_DATA_HEAD_ROOM |
 500                                 DPNI_BUF_LAYOUT_OPT_PRIVATE_DATA_SIZE;
 501
 502         layout.pass_frame_status = 1;
 503         layout.data_head_room = tot_size
 504                 - DPAA2_FD_PTA_SIZE - DPAA2_MBUF_HW_ANNOTATION;
 505         layout.private_data_size = DPAA2_FD_PTA_SIZE;
 506         layout.pass_parser_result = 1;
 507         PMD_INIT_LOG(DEBUG, "Tot_size = %d, head room = %d, private = %d",
 508                      tot_size, layout.data_head_room, layout.private_data_size);
 509         ret = dpni_set_buffer_layout(dpni_dev, CMD_PRI_LOW, priv->token,
 510                                      DPNI_QUEUE_RX, &layout);
 511         if (ret) {
 512                 PMD_INIT_LOG(ERR, "Err(%d) in setting rx buffer layout", ret);
 513                 return -1;
 514         }
 515
 516         /* ... tx buffer layout ... */
 517         memset(&layout, 0, sizeof(struct dpni_buffer_layout));
 518         layout.options = DPNI_BUF_LAYOUT_OPT_FRAME_STATUS;
 519         layout.pass_frame_status = 1;
 520         ret = dpni_set_buffer_layout(dpni_dev, CMD_PRI_LOW, priv->token,
 521                                      DPNI_QUEUE_TX, &layout);
 522         if (ret) {
 523                 PMD_INIT_LOG(ERR, "Error (%d) in setting tx buffer"
 524                                   " layout", ret);
 525                 return -1;
 526         }
 527
 528         /* ... tx-conf and error buffer layout ... */
 529         memset(&layout, 0, sizeof(struct dpni_buffer_layout));
 530         layout.options = DPNI_BUF_LAYOUT_OPT_FRAME_STATUS;
 531         layout.pass_frame_status = 1;
 532         ret = dpni_set_buffer_layout(dpni_dev, CMD_PRI_LOW, priv->token,
 533                                      DPNI_QUEUE_TX_CONFIRM, &layout);
 534         if (ret) {
 535                 PMD_INIT_LOG(ERR, "Error (%d) in setting tx-conf buffer"
 536                                   " layout", ret);
 537                 return -1;
 538         }
 539
 540         eth_dev->dev_ops = &dpaa2_ethdev_ops;
 541         eth_dev->data->drv_name = rte_dpaa2_pmd.driver.name;
 542
 543         return 0;
 544 }
 545
 546 static int
 547 dpaa2_dev_uninit(struct rte_eth_dev *eth_dev)
 548 {
 549         struct dpaa2_dev_priv *priv = eth_dev->data->dev_private;
 550         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 551         int i, ret;
 552         struct dpaa2_queue *dpaa2_q;
 553
 554         PMD_INIT_FUNC_TRACE();
 555
 556         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
 557                 return -EPERM;
 558
 559         if (!dpni) {
 560                 PMD_INIT_LOG(WARNING, "Already closed or not started");
 561                 return -1;
 562         }
 563
 564         dpaa2_dev_close(eth_dev);
 565
 566         if (priv->rx_vq[0]) {
 567                 /* cleaning up queue storage */
 568                 for (i = 0; i < priv->nb_rx_queues; i++) {
 569                         dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[i];
 570                         if (dpaa2_q->q_storage)
 571                                 rte_free(dpaa2_q->q_storage);
 572                 }
 573                 /*free the all queue memory */
 574                 rte_free(priv->rx_vq[0]);
 575                 priv->rx_vq[0] = NULL;
 576         }
 577
 578         /* Allocate memory for storing MAC addresses */
 579         if (eth_dev->data->mac_addrs) {
 580                 rte_free(eth_dev->data->mac_addrs);
 581                 eth_dev->data->mac_addrs = NULL;
 582         }
 583
 584         /*Close the device at underlying layer*/
 585         ret = dpni_close(dpni, CMD_PRI_LOW, priv->token);
 586         if (ret) {
 587                 PMD_INIT_LOG(ERR, "Failure closing dpni device with"
 588                         " error code %d\n", ret);
 589         }
 590
 591         /*Free the allocated memory for ethernet private data and dpni*/
 592         priv->hw = NULL;
 593         free(dpni);
 594
 595         eth_dev->dev_ops = NULL;
 596
 597         return 0;
 598 }
 599
 600 static int
 601 rte_dpaa2_probe(struct rte_dpaa2_driver *dpaa2_drv __rte_unused,
 602                 struct rte_dpaa2_device *dpaa2_dev)
 603 {
 604         struct rte_eth_dev *eth_dev;
 605         char ethdev_name[RTE_ETH_NAME_MAX_LEN];
 606
 607         int diag;
 608
 609         sprintf(ethdev_name, "dpni-%d", dpaa2_dev->object_id);
 610
 611         eth_dev = rte_eth_dev_allocate(ethdev_name);
 612         if (eth_dev == NULL)
 613                 return -ENOMEM;
 614
 615         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
 616                 eth_dev->data->dev_private = rte_zmalloc(
 617                                                 "ethdev private structure",
 618                                                 sizeof(struct dpaa2_dev_priv),
 619                                                 RTE_CACHE_LINE_SIZE);
 620                 if (eth_dev->data->dev_private == NULL) {
 621                         PMD_INIT_LOG(CRIT, "Cannot allocate memzone for"
 622                                      " private port data\n");
 623                         rte_eth_dev_release_port(eth_dev);
 624                         return -ENOMEM;
 625                 }
 626         }
 627         eth_dev->device = &dpaa2_dev->device;
 628         dpaa2_dev->eth_dev = eth_dev;
 629         eth_dev->data->rx_mbuf_alloc_failed = 0;
 630
 631         /* Invoke PMD device initialization function */
 632         diag = dpaa2_dev_init(eth_dev);
 633         if (diag == 0)
 634                 return 0;
 635
 636         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 637                 rte_free(eth_dev->data->dev_private);
 638         rte_eth_dev_release_port(eth_dev);
 639         return diag;
 640 }
 641
 642 static int
 643 rte_dpaa2_remove(struct rte_dpaa2_device *dpaa2_dev)
 644 {
 645         struct rte_eth_dev *eth_dev;
 646
 647         eth_dev = dpaa2_dev->eth_dev;
 648         dpaa2_dev_uninit(eth_dev);
 649
 650         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
 651                 rte_free(eth_dev->data->dev_private);
 652         rte_eth_dev_release_port(eth_dev);
 653
 654         return 0;
 655 }
 656
 657 static struct rte_dpaa2_driver rte_dpaa2_pmd = {
 658         .drv_type = DPAA2_MC_DPNI_DEVID,
 659         .probe = rte_dpaa2_probe,
 660         .remove = rte_dpaa2_remove,
 661 };
 662
 663 RTE_PMD_REGISTER_DPAA2(net_dpaa2, rte_dpaa2_pmd);