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 #include <dpaa2_hw_dpio.h>
  53
  54 #include "dpaa2_ethdev.h"
  55
  56 static struct rte_dpaa2_driver rte_dpaa2_pmd;
  57 static int dpaa2_dev_uninit(struct rte_eth_dev *eth_dev);
  58
  59 /**
  60  * Atomically reads the link status information from global
  61  * structure rte_eth_dev.
  62  *
  63  * @param dev
  64  *   - Pointer to the structure rte_eth_dev to read from.
  65  *   - Pointer to the buffer to be saved with the link status.
  66  *
  67  * @return
  68  *   - On success, zero.
  69  *   - On failure, negative value.
  70  */
  71 static inline int
  72 dpaa2_dev_atomic_read_link_status(struct rte_eth_dev *dev,
  73                                   struct rte_eth_link *link)
  74 {
  75         struct rte_eth_link *dst = link;
  76         struct rte_eth_link *src = &dev->data->dev_link;
  77
  78         if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
  79                                 *(uint64_t *)src) == 0)
  80                 return -1;
  81
  82         return 0;
  83 }
  84
  85 /**
  86  * Atomically writes the link status information into global
  87  * structure rte_eth_dev.
  88  *
  89  * @param dev
  90  *   - Pointer to the structure rte_eth_dev to read from.
  91  *   - Pointer to the buffer to be saved with the link status.
  92  *
  93  * @return
  94  *   - On success, zero.
  95  *   - On failure, negative value.
  96  */
  97 static inline int
  98 dpaa2_dev_atomic_write_link_status(struct rte_eth_dev *dev,
  99                                    struct rte_eth_link *link)
 100 {
 101         struct rte_eth_link *dst = &dev->data->dev_link;
 102         struct rte_eth_link *src = link;
 103
 104         if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
 105                                 *(uint64_t *)src) == 0)
 106                 return -1;
 107
 108         return 0;
 109 }
 110
 111 static int
 112 dpaa2_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on)
 113 {
 114         int ret;
 115         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 116         struct fsl_mc_io *dpni = priv->hw;
 117
 118         PMD_INIT_FUNC_TRACE();
 119
 120         if (dpni == NULL) {
 121                 RTE_LOG(ERR, PMD, "dpni is NULL");
 122                 return -1;
 123         }
 124
 125         if (on)
 126                 ret = dpni_add_vlan_id(dpni, CMD_PRI_LOW,
 127                                        priv->token, vlan_id);
 128         else
 129                 ret = dpni_remove_vlan_id(dpni, CMD_PRI_LOW,
 130                                           priv->token, vlan_id);
 131
 132         if (ret < 0)
 133                 PMD_DRV_LOG(ERR, "ret = %d Unable to add/rem vlan %d hwid =%d",
 134                             ret, vlan_id, priv->hw_id);
 135
 136         return ret;
 137 }
 138
 139 static void
 140 dpaa2_vlan_offload_set(struct rte_eth_dev *dev, int mask)
 141 {
 142         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 143         struct fsl_mc_io *dpni = priv->hw;
 144         int ret;
 145
 146         PMD_INIT_FUNC_TRACE();
 147
 148         if (mask & ETH_VLAN_FILTER_MASK) {
 149                 if (dev->data->dev_conf.rxmode.hw_vlan_filter)
 150                         ret = dpni_enable_vlan_filter(dpni, CMD_PRI_LOW,
 151                                                       priv->token, true);
 152                 else
 153                         ret = dpni_enable_vlan_filter(dpni, CMD_PRI_LOW,
 154                                                       priv->token, false);
 155                 if (ret < 0)
 156                         RTE_LOG(ERR, PMD, "Unable to set vlan filter ret = %d",
 157                                 ret);
 158         }
 159 }
 160
 161 static void
 162 dpaa2_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
 163 {
 164         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 165
 166         PMD_INIT_FUNC_TRACE();
 167
 168         dev_info->if_index = priv->hw_id;
 169
 170         dev_info->max_mac_addrs = priv->max_mac_filters;
 171         dev_info->max_rx_pktlen = DPAA2_MAX_RX_PKT_LEN;
 172         dev_info->min_rx_bufsize = DPAA2_MIN_RX_BUF_SIZE;
 173         dev_info->max_rx_queues = (uint16_t)priv->nb_rx_queues;
 174         dev_info->max_tx_queues = (uint16_t)priv->nb_tx_queues;
 175         dev_info->rx_offload_capa =
 176                 DEV_RX_OFFLOAD_IPV4_CKSUM |
 177                 DEV_RX_OFFLOAD_UDP_CKSUM |
 178                 DEV_RX_OFFLOAD_TCP_CKSUM |
 179                 DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM;
 180         dev_info->tx_offload_capa =
 181                 DEV_TX_OFFLOAD_IPV4_CKSUM |
 182                 DEV_TX_OFFLOAD_UDP_CKSUM |
 183                 DEV_TX_OFFLOAD_TCP_CKSUM |
 184                 DEV_TX_OFFLOAD_SCTP_CKSUM |
 185                 DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM;
 186         dev_info->speed_capa = ETH_LINK_SPEED_1G |
 187                         ETH_LINK_SPEED_2_5G |
 188                         ETH_LINK_SPEED_10G;
 189 }
 190
 191 static int
 192 dpaa2_alloc_rx_tx_queues(struct rte_eth_dev *dev)
 193 {
 194         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 195         uint16_t dist_idx;
 196         uint32_t vq_id;
 197         struct dpaa2_queue *mc_q, *mcq;
 198         uint32_t tot_queues;
 199         int i;
 200         struct dpaa2_queue *dpaa2_q;
 201
 202         PMD_INIT_FUNC_TRACE();
 203
 204         tot_queues = priv->nb_rx_queues + priv->nb_tx_queues;
 205         mc_q = rte_malloc(NULL, sizeof(struct dpaa2_queue) * tot_queues,
 206                           RTE_CACHE_LINE_SIZE);
 207         if (!mc_q) {
 208                 PMD_INIT_LOG(ERR, "malloc failed for rx/tx queues\n");
 209                 return -1;
 210         }
 211
 212         for (i = 0; i < priv->nb_rx_queues; i++) {
 213                 mc_q->dev = dev;
 214                 priv->rx_vq[i] = mc_q++;
 215                 dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[i];
 216                 dpaa2_q->q_storage = rte_malloc("dq_storage",
 217                                         sizeof(struct queue_storage_info_t),
 218                                         RTE_CACHE_LINE_SIZE);
 219                 if (!dpaa2_q->q_storage)
 220                         goto fail;
 221
 222                 memset(dpaa2_q->q_storage, 0,
 223                        sizeof(struct queue_storage_info_t));
 224                 if (dpaa2_alloc_dq_storage(dpaa2_q->q_storage))
 225                         goto fail;
 226         }
 227
 228         for (i = 0; i < priv->nb_tx_queues; i++) {
 229                 mc_q->dev = dev;
 230                 mc_q->flow_id = 0xffff;
 231                 priv->tx_vq[i] = mc_q++;
 232                 dpaa2_q = (struct dpaa2_queue *)priv->tx_vq[i];
 233                 dpaa2_q->cscn = rte_malloc(NULL,
 234                                            sizeof(struct qbman_result), 16);
 235                 if (!dpaa2_q->cscn)
 236                         goto fail_tx;
 237         }
 238
 239         vq_id = 0;
 240         for (dist_idx = 0; dist_idx < priv->num_dist_per_tc[DPAA2_DEF_TC];
 241              dist_idx++) {
 242                 mcq = (struct dpaa2_queue *)priv->rx_vq[vq_id];
 243                 mcq->tc_index = DPAA2_DEF_TC;
 244                 mcq->flow_id = dist_idx;
 245                 vq_id++;
 246         }
 247
 248         return 0;
 249 fail_tx:
 250         i -= 1;
 251         while (i >= 0) {
 252                 dpaa2_q = (struct dpaa2_queue *)priv->tx_vq[i];
 253                 rte_free(dpaa2_q->cscn);
 254                 priv->tx_vq[i--] = NULL;
 255         }
 256         i = priv->nb_rx_queues;
 257 fail:
 258         i -= 1;
 259         mc_q = priv->rx_vq[0];
 260         while (i >= 0) {
 261                 dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[i];
 262                 dpaa2_free_dq_storage(dpaa2_q->q_storage);
 263                 rte_free(dpaa2_q->q_storage);
 264                 priv->rx_vq[i--] = NULL;
 265         }
 266         rte_free(mc_q);
 267         return -1;
 268 }
 269
 270 static int
 271 dpaa2_eth_dev_configure(struct rte_eth_dev *dev)
 272 {
 273         struct rte_eth_dev_data *data = dev->data;
 274         struct rte_eth_conf *eth_conf = &data->dev_conf;
 275         int ret;
 276
 277         PMD_INIT_FUNC_TRACE();
 278
 279         /* Check for correct configuration */
 280         if (eth_conf->rxmode.mq_mode != ETH_MQ_RX_RSS &&
 281             data->nb_rx_queues > 1) {
 282                 PMD_INIT_LOG(ERR, "Distribution is not enabled, "
 283                             "but Rx queues more than 1\n");
 284                 return -1;
 285         }
 286
 287         if (eth_conf->rxmode.mq_mode == ETH_MQ_RX_RSS) {
 288                 /* Return in case number of Rx queues is 1 */
 289                 if (data->nb_rx_queues == 1)
 290                         return 0;
 291                 ret = dpaa2_setup_flow_dist(dev,
 292                                 eth_conf->rx_adv_conf.rss_conf.rss_hf);
 293                 if (ret) {
 294                         PMD_INIT_LOG(ERR, "unable to set flow distribution."
 295                                      "please check queue config\n");
 296                         return ret;
 297                 }
 298         }
 299         return 0;
 300 }
 301
 302 /* Function to setup RX flow information. It contains traffic class ID,
 303  * flow ID, destination configuration etc.
 304  */
 305 static int
 306 dpaa2_dev_rx_queue_setup(struct rte_eth_dev *dev,
 307                          uint16_t rx_queue_id,
 308                          uint16_t nb_rx_desc __rte_unused,
 309                          unsigned int socket_id __rte_unused,
 310                          const struct rte_eth_rxconf *rx_conf __rte_unused,
 311                          struct rte_mempool *mb_pool)
 312 {
 313         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 314         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 315         struct dpaa2_queue *dpaa2_q;
 316         struct dpni_queue cfg;
 317         uint8_t options = 0;
 318         uint8_t flow_id;
 319         uint32_t bpid;
 320         int ret;
 321
 322         PMD_INIT_FUNC_TRACE();
 323
 324         PMD_INIT_LOG(DEBUG, "dev =%p, queue =%d, pool = %p, conf =%p",
 325                      dev, rx_queue_id, mb_pool, rx_conf);
 326
 327         if (!priv->bp_list || priv->bp_list->mp != mb_pool) {
 328                 bpid = mempool_to_bpid(mb_pool);
 329                 ret = dpaa2_attach_bp_list(priv,
 330                                            rte_dpaa2_bpid_info[bpid].bp_list);
 331                 if (ret)
 332                         return ret;
 333         }
 334         dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[rx_queue_id];
 335         dpaa2_q->mb_pool = mb_pool; /**< mbuf pool to populate RX ring. */
 336
 337         /*Get the tc id and flow id from given VQ id*/
 338         flow_id = rx_queue_id % priv->num_dist_per_tc[dpaa2_q->tc_index];
 339         memset(&cfg, 0, sizeof(struct dpni_queue));
 340
 341         options = options | DPNI_QUEUE_OPT_USER_CTX;
 342         cfg.user_context = (uint64_t)(dpaa2_q);
 343
 344         /*if ls2088 or rev2 device, enable the stashing */
 345         if ((qbman_get_version() & 0xFFFF0000) > QMAN_REV_4000) {
 346                 options |= DPNI_QUEUE_OPT_FLC;
 347                 cfg.flc.stash_control = true;
 348                 cfg.flc.value &= 0xFFFFFFFFFFFFFFC0;
 349                 /* 00 00 00 - last 6 bit represent annotation, context stashing,
 350                  * data stashing setting 01 01 00 (0x14) to enable
 351                  * 1 line data, 1 line annotation
 352                  */
 353                 cfg.flc.value |= 0x14;
 354         }
 355         ret = dpni_set_queue(dpni, CMD_PRI_LOW, priv->token, DPNI_QUEUE_RX,
 356                              dpaa2_q->tc_index, flow_id, options, &cfg);
 357         if (ret) {
 358                 PMD_INIT_LOG(ERR, "Error in setting the rx flow: = %d\n", ret);
 359                 return -1;
 360         }
 361
 362         if (!(priv->flags & DPAA2_RX_TAILDROP_OFF)) {
 363                 struct dpni_taildrop taildrop;
 364
 365                 taildrop.enable = 1;
 366                 /*enabling per rx queue congestion control */
 367                 taildrop.threshold = CONG_THRESHOLD_RX_Q;
 368                 taildrop.units = DPNI_CONGESTION_UNIT_BYTES;
 369                 PMD_INIT_LOG(DEBUG, "Enabling Early Drop on queue = %d",
 370                              rx_queue_id);
 371                 ret = dpni_set_taildrop(dpni, CMD_PRI_LOW, priv->token,
 372                                         DPNI_CP_QUEUE, DPNI_QUEUE_RX,
 373                                         dpaa2_q->tc_index, flow_id, &taildrop);
 374                 if (ret) {
 375                         PMD_INIT_LOG(ERR, "Error in setting the rx flow"
 376                                      " err : = %d\n", ret);
 377                         return -1;
 378                 }
 379         }
 380
 381         dev->data->rx_queues[rx_queue_id] = dpaa2_q;
 382         return 0;
 383 }
 384
 385 static int
 386 dpaa2_dev_tx_queue_setup(struct rte_eth_dev *dev,
 387                          uint16_t tx_queue_id,
 388                          uint16_t nb_tx_desc __rte_unused,
 389                          unsigned int socket_id __rte_unused,
 390                          const struct rte_eth_txconf *tx_conf __rte_unused)
 391 {
 392         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 393         struct dpaa2_queue *dpaa2_q = (struct dpaa2_queue *)
 394                 priv->tx_vq[tx_queue_id];
 395         struct fsl_mc_io *dpni = priv->hw;
 396         struct dpni_queue tx_conf_cfg;
 397         struct dpni_queue tx_flow_cfg;
 398         uint8_t options = 0, flow_id;
 399         uint32_t tc_id;
 400         int ret;
 401
 402         PMD_INIT_FUNC_TRACE();
 403
 404         /* Return if queue already configured */
 405         if (dpaa2_q->flow_id != 0xffff)
 406                 return 0;
 407
 408         memset(&tx_conf_cfg, 0, sizeof(struct dpni_queue));
 409         memset(&tx_flow_cfg, 0, sizeof(struct dpni_queue));
 410
 411         if (priv->num_tc == 1) {
 412                 tc_id = 0;
 413                 flow_id = tx_queue_id % priv->num_dist_per_tc[tc_id];
 414         } else {
 415                 tc_id = tx_queue_id;
 416                 flow_id = 0;
 417         }
 418
 419         ret = dpni_set_queue(dpni, CMD_PRI_LOW, priv->token, DPNI_QUEUE_TX,
 420                              tc_id, flow_id, options, &tx_flow_cfg);
 421         if (ret) {
 422                 PMD_INIT_LOG(ERR, "Error in setting the tx flow: "
 423                              "tc_id=%d, flow =%d ErrorCode = %x\n",
 424                              tc_id, flow_id, -ret);
 425                         return -1;
 426         }
 427
 428         dpaa2_q->flow_id = flow_id;
 429
 430         if (tx_queue_id == 0) {
 431                 /*Set tx-conf and error configuration*/
 432                 ret = dpni_set_tx_confirmation_mode(dpni, CMD_PRI_LOW,
 433                                                     priv->token,
 434                                                     DPNI_CONF_DISABLE);
 435                 if (ret) {
 436                         PMD_INIT_LOG(ERR, "Error in set tx conf mode settings"
 437                                      " ErrorCode = %x", ret);
 438                         return -1;
 439                 }
 440         }
 441         dpaa2_q->tc_index = tc_id;
 442
 443         if (priv->flags & DPAA2_TX_CGR_SUPPORT) {
 444                 struct dpni_congestion_notification_cfg cong_notif_cfg;
 445
 446                 cong_notif_cfg.units = DPNI_CONGESTION_UNIT_BYTES;
 447                 /* Notify about congestion when the queue size is 32 KB */
 448                 cong_notif_cfg.threshold_entry = CONG_ENTER_TX_THRESHOLD;
 449                 /* Notify that the queue is not congested when the data in
 450                  * the queue is below this thershold.
 451                  */
 452                 cong_notif_cfg.threshold_exit = CONG_EXIT_TX_THRESHOLD;
 453                 cong_notif_cfg.message_ctx = 0;
 454                 cong_notif_cfg.message_iova = (uint64_t)dpaa2_q->cscn;
 455                 cong_notif_cfg.dest_cfg.dest_type = DPNI_DEST_NONE;
 456                 cong_notif_cfg.notification_mode =
 457                                          DPNI_CONG_OPT_WRITE_MEM_ON_ENTER |
 458                                          DPNI_CONG_OPT_WRITE_MEM_ON_EXIT |
 459                                          DPNI_CONG_OPT_COHERENT_WRITE;
 460
 461                 ret = dpni_set_congestion_notification(dpni, CMD_PRI_LOW,
 462                                                        priv->token,
 463                                                        DPNI_QUEUE_TX,
 464                                                        tc_id,
 465                                                        &cong_notif_cfg);
 466                 if (ret) {
 467                         PMD_INIT_LOG(ERR,
 468                            "Error in setting tx congestion notification: = %d",
 469                            -ret);
 470                         return -ret;
 471                 }
 472         }
 473         dev->data->tx_queues[tx_queue_id] = dpaa2_q;
 474         return 0;
 475 }
 476
 477 static void
 478 dpaa2_dev_rx_queue_release(void *q __rte_unused)
 479 {
 480         PMD_INIT_FUNC_TRACE();
 481 }
 482
 483 static void
 484 dpaa2_dev_tx_queue_release(void *q __rte_unused)
 485 {
 486         PMD_INIT_FUNC_TRACE();
 487 }
 488
 489 static const uint32_t *
 490 dpaa2_supported_ptypes_get(struct rte_eth_dev *dev)
 491 {
 492         static const uint32_t ptypes[] = {
 493                 /*todo -= add more types */
 494                 RTE_PTYPE_L2_ETHER,
 495                 RTE_PTYPE_L3_IPV4,
 496                 RTE_PTYPE_L3_IPV4_EXT,
 497                 RTE_PTYPE_L3_IPV6,
 498                 RTE_PTYPE_L3_IPV6_EXT,
 499                 RTE_PTYPE_L4_TCP,
 500                 RTE_PTYPE_L4_UDP,
 501                 RTE_PTYPE_L4_SCTP,
 502                 RTE_PTYPE_L4_ICMP,
 503                 RTE_PTYPE_UNKNOWN
 504         };
 505
 506         if (dev->rx_pkt_burst == dpaa2_dev_prefetch_rx)
 507                 return ptypes;
 508         return NULL;
 509 }
 510
 511 static int
 512 dpaa2_dev_start(struct rte_eth_dev *dev)
 513 {
 514         struct rte_eth_dev_data *data = dev->data;
 515         struct dpaa2_dev_priv *priv = data->dev_private;
 516         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 517         struct dpni_queue cfg;
 518         struct dpni_error_cfg   err_cfg;
 519         uint16_t qdid;
 520         struct dpni_queue_id qid;
 521         struct dpaa2_queue *dpaa2_q;
 522         int ret, i;
 523
 524         PMD_INIT_FUNC_TRACE();
 525
 526         ret = dpni_enable(dpni, CMD_PRI_LOW, priv->token);
 527         if (ret) {
 528                 PMD_INIT_LOG(ERR, "Failure %d in enabling dpni %d device\n",
 529                              ret, priv->hw_id);
 530                 return ret;
 531         }
 532
 533         ret = dpni_get_qdid(dpni, CMD_PRI_LOW, priv->token,
 534                             DPNI_QUEUE_TX, &qdid);
 535         if (ret) {
 536                 PMD_INIT_LOG(ERR, "Error to get qdid:ErrorCode = %d\n", ret);
 537                 return ret;
 538         }
 539         priv->qdid = qdid;
 540
 541         for (i = 0; i < data->nb_rx_queues; i++) {
 542                 dpaa2_q = (struct dpaa2_queue *)data->rx_queues[i];
 543                 ret = dpni_get_queue(dpni, CMD_PRI_LOW, priv->token,
 544                                      DPNI_QUEUE_RX, dpaa2_q->tc_index,
 545                                        dpaa2_q->flow_id, &cfg, &qid);
 546                 if (ret) {
 547                         PMD_INIT_LOG(ERR, "Error to get flow "
 548                                      "information Error code = %d\n", ret);
 549                         return ret;
 550                 }
 551                 dpaa2_q->fqid = qid.fqid;
 552         }
 553
 554         ret = dpni_set_offload(dpni, CMD_PRI_LOW, priv->token,
 555                                DPNI_OFF_RX_L3_CSUM, true);
 556         if (ret) {
 557                 PMD_INIT_LOG(ERR, "Error to set RX l3 csum:Error = %d\n", ret);
 558                 return ret;
 559         }
 560
 561         ret = dpni_set_offload(dpni, CMD_PRI_LOW, priv->token,
 562                                DPNI_OFF_RX_L4_CSUM, true);
 563         if (ret) {
 564                 PMD_INIT_LOG(ERR, "Error to get RX l4 csum:Error = %d\n", ret);
 565                 return ret;
 566         }
 567
 568         ret = dpni_set_offload(dpni, CMD_PRI_LOW, priv->token,
 569                                DPNI_OFF_TX_L3_CSUM, true);
 570         if (ret) {
 571                 PMD_INIT_LOG(ERR, "Error to set TX l3 csum:Error = %d\n", ret);
 572                 return ret;
 573         }
 574
 575         ret = dpni_set_offload(dpni, CMD_PRI_LOW, priv->token,
 576                                DPNI_OFF_TX_L4_CSUM, true);
 577         if (ret) {
 578                 PMD_INIT_LOG(ERR, "Error to get TX l4 csum:Error = %d\n", ret);
 579                 return ret;
 580         }
 581
 582         /*checksum errors, send them to normal path and set it in annotation */
 583         err_cfg.errors = DPNI_ERROR_L3CE | DPNI_ERROR_L4CE;
 584
 585         err_cfg.error_action = DPNI_ERROR_ACTION_CONTINUE;
 586         err_cfg.set_frame_annotation = true;
 587
 588         ret = dpni_set_errors_behavior(dpni, CMD_PRI_LOW,
 589                                        priv->token, &err_cfg);
 590         if (ret) {
 591                 PMD_INIT_LOG(ERR, "Error to dpni_set_errors_behavior:"
 592                              "code = %d\n", ret);
 593                 return ret;
 594         }
 595         /* VLAN Offload Settings */
 596         if (priv->max_vlan_filters)
 597                 dpaa2_vlan_offload_set(dev, ETH_VLAN_FILTER_MASK);
 598
 599         return 0;
 600 }
 601
 602 /**
 603  *  This routine disables all traffic on the adapter by issuing a
 604  *  global reset on the MAC.
 605  */
 606 static void
 607 dpaa2_dev_stop(struct rte_eth_dev *dev)
 608 {
 609         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 610         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 611         int ret;
 612         struct rte_eth_link link;
 613
 614         PMD_INIT_FUNC_TRACE();
 615
 616         ret = dpni_disable(dpni, CMD_PRI_LOW, priv->token);
 617         if (ret) {
 618                 PMD_INIT_LOG(ERR, "Failure (ret %d) in disabling dpni %d dev\n",
 619                              ret, priv->hw_id);
 620                 return;
 621         }
 622
 623         /* clear the recorded link status */
 624         memset(&link, 0, sizeof(link));
 625         dpaa2_dev_atomic_write_link_status(dev, &link);
 626 }
 627
 628 static void
 629 dpaa2_dev_close(struct rte_eth_dev *dev)
 630 {
 631         struct rte_eth_dev_data *data = dev->data;
 632         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 633         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 634         int i, ret;
 635         struct dpaa2_queue *dpaa2_q;
 636
 637         PMD_INIT_FUNC_TRACE();
 638
 639         for (i = 0; i < data->nb_tx_queues; i++) {
 640                 dpaa2_q = (struct dpaa2_queue *)data->tx_queues[i];
 641                 if (!dpaa2_q->cscn) {
 642                         rte_free(dpaa2_q->cscn);
 643                         dpaa2_q->cscn = NULL;
 644                 }
 645         }
 646
 647         /* Clean the device first */
 648         ret = dpni_reset(dpni, CMD_PRI_LOW, priv->token);
 649         if (ret) {
 650                 PMD_INIT_LOG(ERR, "Failure cleaning dpni device with"
 651                              " error code %d\n", ret);
 652                 return;
 653         }
 654 }
 655
 656 static void
 657 dpaa2_dev_promiscuous_enable(
 658                 struct rte_eth_dev *dev)
 659 {
 660         int ret;
 661         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 662         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 663
 664         PMD_INIT_FUNC_TRACE();
 665
 666         if (dpni == NULL) {
 667                 RTE_LOG(ERR, PMD, "dpni is NULL");
 668                 return;
 669         }
 670
 671         ret = dpni_set_unicast_promisc(dpni, CMD_PRI_LOW, priv->token, true);
 672         if (ret < 0)
 673                 RTE_LOG(ERR, PMD, "Unable to enable U promisc mode %d", ret);
 674
 675         ret = dpni_set_multicast_promisc(dpni, CMD_PRI_LOW, priv->token, true);
 676         if (ret < 0)
 677                 RTE_LOG(ERR, PMD, "Unable to enable M promisc mode %d", ret);
 678 }
 679
 680 static void
 681 dpaa2_dev_promiscuous_disable(
 682                 struct rte_eth_dev *dev)
 683 {
 684         int ret;
 685         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 686         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 687
 688         PMD_INIT_FUNC_TRACE();
 689
 690         if (dpni == NULL) {
 691                 RTE_LOG(ERR, PMD, "dpni is NULL");
 692                 return;
 693         }
 694
 695         ret = dpni_set_unicast_promisc(dpni, CMD_PRI_LOW, priv->token, false);
 696         if (ret < 0)
 697                 RTE_LOG(ERR, PMD, "Unable to disable U promisc mode %d", ret);
 698
 699         if (dev->data->all_multicast == 0) {
 700                 ret = dpni_set_multicast_promisc(dpni, CMD_PRI_LOW,
 701                                                  priv->token, false);
 702                 if (ret < 0)
 703                         RTE_LOG(ERR, PMD, "Unable to disable M promisc mode %d",
 704                                 ret);
 705         }
 706 }
 707
 708 static void
 709 dpaa2_dev_allmulticast_enable(
 710                 struct rte_eth_dev *dev)
 711 {
 712         int ret;
 713         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 714         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 715
 716         PMD_INIT_FUNC_TRACE();
 717
 718         if (dpni == NULL) {
 719                 RTE_LOG(ERR, PMD, "dpni is NULL");
 720                 return;
 721         }
 722
 723         ret = dpni_set_multicast_promisc(dpni, CMD_PRI_LOW, priv->token, true);
 724         if (ret < 0)
 725                 RTE_LOG(ERR, PMD, "Unable to enable multicast mode %d", ret);
 726 }
 727
 728 static void
 729 dpaa2_dev_allmulticast_disable(struct rte_eth_dev *dev)
 730 {
 731         int ret;
 732         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 733         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 734
 735         PMD_INIT_FUNC_TRACE();
 736
 737         if (dpni == NULL) {
 738                 RTE_LOG(ERR, PMD, "dpni is NULL");
 739                 return;
 740         }
 741
 742         /* must remain on for all promiscuous */
 743         if (dev->data->promiscuous == 1)
 744                 return;
 745
 746         ret = dpni_set_multicast_promisc(dpni, CMD_PRI_LOW, priv->token, false);
 747         if (ret < 0)
 748                 RTE_LOG(ERR, PMD, "Unable to disable multicast mode %d", ret);
 749 }
 750
 751 static int
 752 dpaa2_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
 753 {
 754         int ret;
 755         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 756         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 757         uint32_t frame_size = mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
 758
 759         PMD_INIT_FUNC_TRACE();
 760
 761         if (dpni == NULL) {
 762                 RTE_LOG(ERR, PMD, "dpni is NULL");
 763                 return -EINVAL;
 764         }
 765
 766         /* check that mtu is within the allowed range */
 767         if ((mtu < ETHER_MIN_MTU) || (frame_size > DPAA2_MAX_RX_PKT_LEN))
 768                 return -EINVAL;
 769
 770         /* Set the Max Rx frame length as 'mtu' +
 771          * Maximum Ethernet header length
 772          */
 773         ret = dpni_set_max_frame_length(dpni, CMD_PRI_LOW, priv->token,
 774                                         mtu + ETH_VLAN_HLEN);
 775         if (ret) {
 776                 PMD_DRV_LOG(ERR, "setting the max frame length failed");
 777                 return -1;
 778         }
 779         PMD_DRV_LOG(INFO, "MTU is configured %d for the device\n", mtu);
 780         return 0;
 781 }
 782
 783 static int
 784 dpaa2_dev_add_mac_addr(struct rte_eth_dev *dev,
 785                        struct ether_addr *addr,
 786                        __rte_unused uint32_t index,
 787                        __rte_unused uint32_t pool)
 788 {
 789         int ret;
 790         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 791         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 792
 793         PMD_INIT_FUNC_TRACE();
 794
 795         if (dpni == NULL) {
 796                 RTE_LOG(ERR, PMD, "dpni is NULL");
 797                 return -1;
 798         }
 799
 800         ret = dpni_add_mac_addr(dpni, CMD_PRI_LOW,
 801                                 priv->token, addr->addr_bytes);
 802         if (ret)
 803                 RTE_LOG(ERR, PMD, "error: Adding the MAC ADDR failed:"
 804                         " err = %d", ret);
 805         return 0;
 806 }
 807
 808 static void
 809 dpaa2_dev_remove_mac_addr(struct rte_eth_dev *dev,
 810                           uint32_t index)
 811 {
 812         int ret;
 813         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 814         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 815         struct rte_eth_dev_data *data = dev->data;
 816         struct ether_addr *macaddr;
 817
 818         PMD_INIT_FUNC_TRACE();
 819
 820         macaddr = &data->mac_addrs[index];
 821
 822         if (dpni == NULL) {
 823                 RTE_LOG(ERR, PMD, "dpni is NULL");
 824                 return;
 825         }
 826
 827         ret = dpni_remove_mac_addr(dpni, CMD_PRI_LOW,
 828                                    priv->token, macaddr->addr_bytes);
 829         if (ret)
 830                 RTE_LOG(ERR, PMD, "error: Removing the MAC ADDR failed:"
 831                         " err = %d", ret);
 832 }
 833
 834 static void
 835 dpaa2_dev_set_mac_addr(struct rte_eth_dev *dev,
 836                        struct ether_addr *addr)
 837 {
 838         int ret;
 839         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 840         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 841
 842         PMD_INIT_FUNC_TRACE();
 843
 844         if (dpni == NULL) {
 845                 RTE_LOG(ERR, PMD, "dpni is NULL");
 846                 return;
 847         }
 848
 849         ret = dpni_set_primary_mac_addr(dpni, CMD_PRI_LOW,
 850                                         priv->token, addr->addr_bytes);
 851
 852         if (ret)
 853                 RTE_LOG(ERR, PMD, "error: Setting the MAC ADDR failed %d", ret);
 854 }
 855 static
 856 void dpaa2_dev_stats_get(struct rte_eth_dev *dev,
 857                          struct rte_eth_stats *stats)
 858 {
 859         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 860         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 861         int32_t  retcode;
 862         uint8_t page0 = 0, page1 = 1, page2 = 2;
 863         union dpni_statistics value;
 864
 865         memset(&value, 0, sizeof(union dpni_statistics));
 866
 867         PMD_INIT_FUNC_TRACE();
 868
 869         if (!dpni) {
 870                 RTE_LOG(ERR, PMD, "dpni is NULL");
 871                 return;
 872         }
 873
 874         if (!stats) {
 875                 RTE_LOG(ERR, PMD, "stats is NULL");
 876                 return;
 877         }
 878
 879         /*Get Counters from page_0*/
 880         retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
 881                                       page0, &value);
 882         if (retcode)
 883                 goto err;
 884
 885         stats->ipackets = value.page_0.ingress_all_frames;
 886         stats->ibytes = value.page_0.ingress_all_bytes;
 887
 888         /*Get Counters from page_1*/
 889         retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
 890                                       page1, &value);
 891         if (retcode)
 892                 goto err;
 893
 894         stats->opackets = value.page_1.egress_all_frames;
 895         stats->obytes = value.page_1.egress_all_bytes;
 896
 897         /*Get Counters from page_2*/
 898         retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
 899                                       page2, &value);
 900         if (retcode)
 901                 goto err;
 902
 903         /* Ingress drop frame count due to configured rules */
 904         stats->ierrors = value.page_2.ingress_filtered_frames;
 905         /* Ingress drop frame count due to error */
 906         stats->ierrors += value.page_2.ingress_discarded_frames;
 907
 908         stats->oerrors = value.page_2.egress_discarded_frames;
 909         stats->imissed = value.page_2.ingress_nobuffer_discards;
 910
 911         return;
 912
 913 err:
 914         RTE_LOG(ERR, PMD, "Operation not completed:Error Code = %d\n", retcode);
 915         return;
 916 };
 917
 918 static
 919 void dpaa2_dev_stats_reset(struct rte_eth_dev *dev)
 920 {
 921         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 922         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 923         int32_t  retcode;
 924
 925         PMD_INIT_FUNC_TRACE();
 926
 927         if (dpni == NULL) {
 928                 RTE_LOG(ERR, PMD, "dpni is NULL");
 929                 return;
 930         }
 931
 932         retcode =  dpni_reset_statistics(dpni, CMD_PRI_LOW, priv->token);
 933         if (retcode)
 934                 goto error;
 935
 936         return;
 937
 938 error:
 939         RTE_LOG(ERR, PMD, "Operation not completed:Error Code = %d\n", retcode);
 940         return;
 941 };
 942
 943 /* return 0 means link status changed, -1 means not changed */
 944 static int
 945 dpaa2_dev_link_update(struct rte_eth_dev *dev,
 946                         int wait_to_complete __rte_unused)
 947 {
 948         int ret;
 949         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 950         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 951         struct rte_eth_link link, old;
 952         struct dpni_link_state state = {0};
 953
 954         PMD_INIT_FUNC_TRACE();
 955
 956         if (dpni == NULL) {
 957                 RTE_LOG(ERR, PMD, "error : dpni is NULL");
 958                 return 0;
 959         }
 960         memset(&old, 0, sizeof(old));
 961         dpaa2_dev_atomic_read_link_status(dev, &old);
 962
 963         ret = dpni_get_link_state(dpni, CMD_PRI_LOW, priv->token, &state);
 964         if (ret < 0) {
 965                 RTE_LOG(ERR, PMD, "error: dpni_get_link_state %d", ret);
 966                 return -1;
 967         }
 968
 969         if ((old.link_status == state.up) && (old.link_speed == state.rate)) {
 970                 RTE_LOG(DEBUG, PMD, "No change in status\n");
 971                 return -1;
 972         }
 973
 974         memset(&link, 0, sizeof(struct rte_eth_link));
 975         link.link_status = state.up;
 976         link.link_speed = state.rate;
 977
 978         if (state.options & DPNI_LINK_OPT_HALF_DUPLEX)
 979                 link.link_duplex = ETH_LINK_HALF_DUPLEX;
 980         else
 981                 link.link_duplex = ETH_LINK_FULL_DUPLEX;
 982
 983         dpaa2_dev_atomic_write_link_status(dev, &link);
 984
 985         if (link.link_status)
 986                 PMD_DRV_LOG(INFO, "Port %d Link is Up\n", dev->data->port_id);
 987         else
 988                 PMD_DRV_LOG(INFO, "Port %d Link is Down\n", dev->data->port_id);
 989         return 0;
 990 }
 991
 992 static struct eth_dev_ops dpaa2_ethdev_ops = {
 993         .dev_configure    = dpaa2_eth_dev_configure,
 994         .dev_start            = dpaa2_dev_start,
 995         .dev_stop             = dpaa2_dev_stop,
 996         .dev_close            = dpaa2_dev_close,
 997         .promiscuous_enable   = dpaa2_dev_promiscuous_enable,
 998         .promiscuous_disable  = dpaa2_dev_promiscuous_disable,
 999         .allmulticast_enable  = dpaa2_dev_allmulticast_enable,
1000         .allmulticast_disable = dpaa2_dev_allmulticast_disable,
1001         .link_update       = dpaa2_dev_link_update,
1002         .stats_get             = dpaa2_dev_stats_get,
1003         .stats_reset       = dpaa2_dev_stats_reset,
1004         .dev_infos_get     = dpaa2_dev_info_get,
1005         .dev_supported_ptypes_get = dpaa2_supported_ptypes_get,
1006         .mtu_set           = dpaa2_dev_mtu_set,
1007         .vlan_filter_set      = dpaa2_vlan_filter_set,
1008         .vlan_offload_set     = dpaa2_vlan_offload_set,
1009         .rx_queue_setup    = dpaa2_dev_rx_queue_setup,
1010         .rx_queue_release  = dpaa2_dev_rx_queue_release,
1011         .tx_queue_setup    = dpaa2_dev_tx_queue_setup,
1012         .tx_queue_release  = dpaa2_dev_tx_queue_release,
1013         .mac_addr_add         = dpaa2_dev_add_mac_addr,
1014         .mac_addr_remove      = dpaa2_dev_remove_mac_addr,
1015         .mac_addr_set         = dpaa2_dev_set_mac_addr,
1016 };
1017
1018 static int
1019 dpaa2_dev_init(struct rte_eth_dev *eth_dev)
1020 {
1021         struct rte_device *dev = eth_dev->device;
1022         struct rte_dpaa2_device *dpaa2_dev;
1023         struct fsl_mc_io *dpni_dev;
1024         struct dpni_attr attr;
1025         struct dpaa2_dev_priv *priv = eth_dev->data->dev_private;
1026         struct dpni_buffer_layout layout;
1027         int i, ret, hw_id;
1028
1029         PMD_INIT_FUNC_TRACE();
1030
1031         /* For secondary processes, the primary has done all the work */
1032         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1033                 return 0;
1034
1035         dpaa2_dev = container_of(dev, struct rte_dpaa2_device, device);
1036
1037         hw_id = dpaa2_dev->object_id;
1038
1039         dpni_dev = rte_malloc(NULL, sizeof(struct fsl_mc_io), 0);
1040         if (!dpni_dev) {
1041                 PMD_INIT_LOG(ERR, "malloc failed for dpni device\n");
1042                 return -1;
1043         }
1044
1045         dpni_dev->regs = rte_mcp_ptr_list[0];
1046         ret = dpni_open(dpni_dev, CMD_PRI_LOW, hw_id, &priv->token);
1047         if (ret) {
1048                 PMD_INIT_LOG(ERR,
1049                              "Failure in opening dpni@%d with err code %d\n",
1050                              hw_id, ret);
1051                 rte_free(dpni_dev);
1052                 return -1;
1053         }
1054
1055         /* Clean the device first */
1056         ret = dpni_reset(dpni_dev, CMD_PRI_LOW, priv->token);
1057         if (ret) {
1058                 PMD_INIT_LOG(ERR,
1059                              "Failure cleaning dpni@%d with err code %d\n",
1060                              hw_id, ret);
1061                 goto init_err;
1062         }
1063
1064         ret = dpni_get_attributes(dpni_dev, CMD_PRI_LOW, priv->token, &attr);
1065         if (ret) {
1066                 PMD_INIT_LOG(ERR,
1067                              "Failure in get dpni@%d attribute, err code %d\n",
1068                              hw_id, ret);
1069                 goto init_err;
1070         }
1071
1072         priv->num_tc = attr.num_tcs;
1073         for (i = 0; i < attr.num_tcs; i++) {
1074                 priv->num_dist_per_tc[i] = attr.num_queues;
1075                 break;
1076         }
1077
1078         /* Distribution is per Tc only,
1079          * so choosing RX queues from default TC only
1080          */
1081         priv->nb_rx_queues = priv->num_dist_per_tc[DPAA2_DEF_TC];
1082
1083         if (attr.num_tcs == 1)
1084                 priv->nb_tx_queues = attr.num_queues;
1085         else
1086                 priv->nb_tx_queues = attr.num_tcs;
1087
1088         PMD_INIT_LOG(DEBUG, "num_tc %d", priv->num_tc);
1089         PMD_INIT_LOG(DEBUG, "nb_rx_queues %d", priv->nb_rx_queues);
1090
1091         priv->hw = dpni_dev;
1092         priv->hw_id = hw_id;
1093         priv->options = attr.options;
1094         priv->max_mac_filters = attr.mac_filter_entries;
1095         priv->max_vlan_filters = attr.vlan_filter_entries;
1096         priv->flags = 0;
1097
1098         priv->flags |= DPAA2_TX_CGR_SUPPORT;
1099         PMD_INIT_LOG(INFO, "Enable the tx congestion control support");
1100
1101         /* Allocate memory for hardware structure for queues */
1102         ret = dpaa2_alloc_rx_tx_queues(eth_dev);
1103         if (ret) {
1104                 PMD_INIT_LOG(ERR, "dpaa2_alloc_rx_tx_queuesFailed\n");
1105                 goto init_err;
1106         }
1107
1108         /* Allocate memory for storing MAC addresses */
1109         eth_dev->data->mac_addrs = rte_zmalloc("dpni",
1110                 ETHER_ADDR_LEN * attr.mac_filter_entries, 0);
1111         if (eth_dev->data->mac_addrs == NULL) {
1112                 PMD_INIT_LOG(ERR,
1113                    "Failed to allocate %d bytes needed to store MAC addresses",
1114                              ETHER_ADDR_LEN * attr.mac_filter_entries);
1115                 ret = -ENOMEM;
1116                 goto init_err;
1117         }
1118
1119         ret = dpni_get_primary_mac_addr(dpni_dev, CMD_PRI_LOW,
1120                                         priv->token,
1121                         (uint8_t *)(eth_dev->data->mac_addrs[0].addr_bytes));
1122         if (ret) {
1123                 PMD_INIT_LOG(ERR, "DPNI get mac address failed:Err Code = %d\n",
1124                              ret);
1125                 goto init_err;
1126         }
1127
1128         /* ... tx buffer layout ... */
1129         memset(&layout, 0, sizeof(struct dpni_buffer_layout));
1130         layout.options = DPNI_BUF_LAYOUT_OPT_FRAME_STATUS;
1131         layout.pass_frame_status = 1;
1132         ret = dpni_set_buffer_layout(dpni_dev, CMD_PRI_LOW, priv->token,
1133                                      DPNI_QUEUE_TX, &layout);
1134         if (ret) {
1135                 PMD_INIT_LOG(ERR, "Error (%d) in setting tx buffer layout",
1136                              ret);
1137                 goto init_err;
1138         }
1139
1140         /* ... tx-conf and error buffer layout ... */
1141         memset(&layout, 0, sizeof(struct dpni_buffer_layout));
1142         layout.options = DPNI_BUF_LAYOUT_OPT_FRAME_STATUS;
1143         layout.pass_frame_status = 1;
1144         ret = dpni_set_buffer_layout(dpni_dev, CMD_PRI_LOW, priv->token,
1145                                      DPNI_QUEUE_TX_CONFIRM, &layout);
1146         if (ret) {
1147                 PMD_INIT_LOG(ERR, "Error (%d) in setting tx-conf buffer layout",
1148                              ret);
1149                 goto init_err;
1150         }
1151
1152         eth_dev->dev_ops = &dpaa2_ethdev_ops;
1153         eth_dev->data->drv_name = rte_dpaa2_pmd.driver.name;
1154
1155         eth_dev->rx_pkt_burst = dpaa2_dev_prefetch_rx;
1156         eth_dev->tx_pkt_burst = dpaa2_dev_tx;
1157         rte_fslmc_vfio_dmamap();
1158
1159         return 0;
1160 init_err:
1161         dpaa2_dev_uninit(eth_dev);
1162         return ret;
1163 }
1164
1165 static int
1166 dpaa2_dev_uninit(struct rte_eth_dev *eth_dev)
1167 {
1168         struct dpaa2_dev_priv *priv = eth_dev->data->dev_private;
1169         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1170         int i, ret;
1171         struct dpaa2_queue *dpaa2_q;
1172
1173         PMD_INIT_FUNC_TRACE();
1174
1175         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1176                 return -EPERM;
1177
1178         if (!dpni) {
1179                 PMD_INIT_LOG(WARNING, "Already closed or not started");
1180                 return -1;
1181         }
1182
1183         dpaa2_dev_close(eth_dev);
1184
1185         if (priv->rx_vq[0]) {
1186                 /* cleaning up queue storage */
1187                 for (i = 0; i < priv->nb_rx_queues; i++) {
1188                         dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[i];
1189                         if (dpaa2_q->q_storage)
1190                                 rte_free(dpaa2_q->q_storage);
1191                 }
1192                 /*free the all queue memory */
1193                 rte_free(priv->rx_vq[0]);
1194                 priv->rx_vq[0] = NULL;
1195         }
1196
1197         /* free memory for storing MAC addresses */
1198         if (eth_dev->data->mac_addrs) {
1199                 rte_free(eth_dev->data->mac_addrs);
1200                 eth_dev->data->mac_addrs = NULL;
1201         }
1202
1203         /* Close the device at underlying layer*/
1204         ret = dpni_close(dpni, CMD_PRI_LOW, priv->token);
1205         if (ret) {
1206                 PMD_INIT_LOG(ERR,
1207                              "Failure closing dpni device with err code %d\n",
1208                              ret);
1209         }
1210
1211         /* Free the allocated memory for ethernet private data and dpni*/
1212         priv->hw = NULL;
1213         rte_free(dpni);
1214
1215         eth_dev->dev_ops = NULL;
1216         eth_dev->rx_pkt_burst = NULL;
1217         eth_dev->tx_pkt_burst = NULL;
1218
1219         return 0;
1220 }
1221
1222 static int
1223 rte_dpaa2_probe(struct rte_dpaa2_driver *dpaa2_drv __rte_unused,
1224                 struct rte_dpaa2_device *dpaa2_dev)
1225 {
1226         struct rte_eth_dev *eth_dev;
1227         char ethdev_name[RTE_ETH_NAME_MAX_LEN];
1228
1229         int diag;
1230
1231         sprintf(ethdev_name, "dpni-%d", dpaa2_dev->object_id);
1232
1233         eth_dev = rte_eth_dev_allocate(ethdev_name);
1234         if (eth_dev == NULL)
1235                 return -ENOMEM;
1236
1237         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
1238                 eth_dev->data->dev_private = rte_zmalloc(
1239                                                 "ethdev private structure",
1240                                                 sizeof(struct dpaa2_dev_priv),
1241                                                 RTE_CACHE_LINE_SIZE);
1242                 if (eth_dev->data->dev_private == NULL) {
1243                         PMD_INIT_LOG(CRIT, "Cannot allocate memzone for"
1244                                      " private port data\n");
1245                         rte_eth_dev_release_port(eth_dev);
1246                         return -ENOMEM;
1247                 }
1248         }
1249         eth_dev->device = &dpaa2_dev->device;
1250         dpaa2_dev->eth_dev = eth_dev;
1251         eth_dev->data->rx_mbuf_alloc_failed = 0;
1252
1253         /* Invoke PMD device initialization function */
1254         diag = dpaa2_dev_init(eth_dev);
1255         if (diag == 0)
1256                 return 0;
1257
1258         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
1259                 rte_free(eth_dev->data->dev_private);
1260         rte_eth_dev_release_port(eth_dev);
1261         return diag;
1262 }
1263
1264 static int
1265 rte_dpaa2_remove(struct rte_dpaa2_device *dpaa2_dev)
1266 {
1267         struct rte_eth_dev *eth_dev;
1268
1269         eth_dev = dpaa2_dev->eth_dev;
1270         dpaa2_dev_uninit(eth_dev);
1271
1272         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
1273                 rte_free(eth_dev->data->dev_private);
1274         rte_eth_dev_release_port(eth_dev);
1275
1276         return 0;
1277 }
1278
1279 static struct rte_dpaa2_driver rte_dpaa2_pmd = {
1280         .drv_type = DPAA2_MC_DPNI_DEVID,
1281         .probe = rte_dpaa2_probe,
1282         .remove = rte_dpaa2_remove,
1283 };
1284
1285 RTE_PMD_REGISTER_DPAA2(net_dpaa2, rte_dpaa2_pmd);