drivers/net/dpaa2/dpaa2_ethdev.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright (c) 2016 Freescale Semiconductor, Inc. All rights reserved.
   5  *   Copyright 2016 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
  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_fslmc.h>
  46
  47 #include <fslmc_logs.h>
  48 #include <fslmc_vfio.h>
  49 #include <dpaa2_hw_pvt.h>
  50 #include <dpaa2_hw_mempool.h>
  51 #include <dpaa2_hw_dpio.h>
  52 #include <mc/fsl_dpmng.h>
  53 #include "dpaa2_ethdev.h"
  54
  55 struct rte_dpaa2_xstats_name_off {
  56         char name[RTE_ETH_XSTATS_NAME_SIZE];
  57         uint8_t page_id; /* dpni statistics page id */
  58         uint8_t stats_id; /* stats id in the given page */
  59 };
  60
  61 static const struct rte_dpaa2_xstats_name_off dpaa2_xstats_strings[] = {
  62         {"ingress_multicast_frames", 0, 2},
  63         {"ingress_multicast_bytes", 0, 3},
  64         {"ingress_broadcast_frames", 0, 4},
  65         {"ingress_broadcast_bytes", 0, 5},
  66         {"egress_multicast_frames", 1, 2},
  67         {"egress_multicast_bytes", 1, 3},
  68         {"egress_broadcast_frames", 1, 4},
  69         {"egress_broadcast_bytes", 1, 5},
  70         {"ingress_filtered_frames", 2, 0},
  71         {"ingress_discarded_frames", 2, 1},
  72         {"ingress_nobuffer_discards", 2, 2},
  73         {"egress_discarded_frames", 2, 3},
  74         {"egress_confirmed_frames", 2, 4},
  75 };
  76
  77 static struct rte_dpaa2_driver rte_dpaa2_pmd;
  78 static int dpaa2_dev_uninit(struct rte_eth_dev *eth_dev);
  79 static int dpaa2_dev_link_update(struct rte_eth_dev *dev,
  80                                  int wait_to_complete);
  81 static int dpaa2_dev_set_link_up(struct rte_eth_dev *dev);
  82 static int dpaa2_dev_set_link_down(struct rte_eth_dev *dev);
  83 static int dpaa2_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu);
  84
  85 /**
  86  * Atomically reads the link status information from 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_read_link_status(struct rte_eth_dev *dev,
  99                                   struct rte_eth_link *link)
 100 {
 101         struct rte_eth_link *dst = link;
 102         struct rte_eth_link *src = &dev->data->dev_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 /**
 112  * Atomically writes the link status information into global
 113  * structure rte_eth_dev.
 114  *
 115  * @param dev
 116  *   - Pointer to the structure rte_eth_dev to read from.
 117  *   - Pointer to the buffer to be saved with the link status.
 118  *
 119  * @return
 120  *   - On success, zero.
 121  *   - On failure, negative value.
 122  */
 123 static inline int
 124 dpaa2_dev_atomic_write_link_status(struct rte_eth_dev *dev,
 125                                    struct rte_eth_link *link)
 126 {
 127         struct rte_eth_link *dst = &dev->data->dev_link;
 128         struct rte_eth_link *src = link;
 129
 130         if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
 131                                 *(uint64_t *)src) == 0)
 132                 return -1;
 133
 134         return 0;
 135 }
 136
 137 static int
 138 dpaa2_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on)
 139 {
 140         int ret;
 141         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 142         struct fsl_mc_io *dpni = priv->hw;
 143
 144         PMD_INIT_FUNC_TRACE();
 145
 146         if (dpni == NULL) {
 147                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
 148                 return -1;
 149         }
 150
 151         if (on)
 152                 ret = dpni_add_vlan_id(dpni, CMD_PRI_LOW,
 153                                        priv->token, vlan_id);
 154         else
 155                 ret = dpni_remove_vlan_id(dpni, CMD_PRI_LOW,
 156                                           priv->token, vlan_id);
 157
 158         if (ret < 0)
 159                 PMD_DRV_LOG(ERR, "ret = %d Unable to add/rem vlan %d hwid =%d",
 160                             ret, vlan_id, priv->hw_id);
 161
 162         return ret;
 163 }
 164
 165 static void
 166 dpaa2_vlan_offload_set(struct rte_eth_dev *dev, int mask)
 167 {
 168         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 169         struct fsl_mc_io *dpni = priv->hw;
 170         int ret;
 171
 172         PMD_INIT_FUNC_TRACE();
 173
 174         if (mask & ETH_VLAN_FILTER_MASK) {
 175                 if (dev->data->dev_conf.rxmode.hw_vlan_filter)
 176                         ret = dpni_enable_vlan_filter(dpni, CMD_PRI_LOW,
 177                                                       priv->token, true);
 178                 else
 179                         ret = dpni_enable_vlan_filter(dpni, CMD_PRI_LOW,
 180                                                       priv->token, false);
 181                 if (ret < 0)
 182                         RTE_LOG(ERR, PMD, "Unable to set vlan filter = %d\n",
 183                                 ret);
 184         }
 185 }
 186
 187 static int
 188 dpaa2_fw_version_get(struct rte_eth_dev *dev,
 189                      char *fw_version,
 190                      size_t fw_size)
 191 {
 192         int ret;
 193         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 194         struct fsl_mc_io *dpni = priv->hw;
 195         struct mc_soc_version mc_plat_info = {0};
 196         struct mc_version mc_ver_info = {0};
 197
 198         PMD_INIT_FUNC_TRACE();
 199
 200         if (mc_get_soc_version(dpni, CMD_PRI_LOW, &mc_plat_info))
 201                 RTE_LOG(WARNING, PMD, "\tmc_get_soc_version failed\n");
 202
 203         if (mc_get_version(dpni, CMD_PRI_LOW, &mc_ver_info))
 204                 RTE_LOG(WARNING, PMD, "\tmc_get_version failed\n");
 205
 206         ret = snprintf(fw_version, fw_size,
 207                        "%x-%d.%d.%d",
 208                        mc_plat_info.svr,
 209                        mc_ver_info.major,
 210                        mc_ver_info.minor,
 211                        mc_ver_info.revision);
 212
 213         ret += 1; /* add the size of '\0' */
 214         if (fw_size < (uint32_t)ret)
 215                 return ret;
 216         else
 217                 return 0;
 218 }
 219
 220 static void
 221 dpaa2_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
 222 {
 223         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 224
 225         PMD_INIT_FUNC_TRACE();
 226
 227         dev_info->if_index = priv->hw_id;
 228
 229         dev_info->max_mac_addrs = priv->max_mac_filters;
 230         dev_info->max_rx_pktlen = DPAA2_MAX_RX_PKT_LEN;
 231         dev_info->min_rx_bufsize = DPAA2_MIN_RX_BUF_SIZE;
 232         dev_info->max_rx_queues = (uint16_t)priv->nb_rx_queues;
 233         dev_info->max_tx_queues = (uint16_t)priv->nb_tx_queues;
 234         dev_info->rx_offload_capa =
 235                 DEV_RX_OFFLOAD_IPV4_CKSUM |
 236                 DEV_RX_OFFLOAD_UDP_CKSUM |
 237                 DEV_RX_OFFLOAD_TCP_CKSUM |
 238                 DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM;
 239         dev_info->tx_offload_capa =
 240                 DEV_TX_OFFLOAD_IPV4_CKSUM |
 241                 DEV_TX_OFFLOAD_UDP_CKSUM |
 242                 DEV_TX_OFFLOAD_TCP_CKSUM |
 243                 DEV_TX_OFFLOAD_SCTP_CKSUM |
 244                 DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM;
 245         dev_info->speed_capa = ETH_LINK_SPEED_1G |
 246                         ETH_LINK_SPEED_2_5G |
 247                         ETH_LINK_SPEED_10G;
 248 }
 249
 250 static int
 251 dpaa2_alloc_rx_tx_queues(struct rte_eth_dev *dev)
 252 {
 253         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 254         uint16_t dist_idx;
 255         uint32_t vq_id;
 256         struct dpaa2_queue *mc_q, *mcq;
 257         uint32_t tot_queues;
 258         int i;
 259         struct dpaa2_queue *dpaa2_q;
 260
 261         PMD_INIT_FUNC_TRACE();
 262
 263         tot_queues = priv->nb_rx_queues + priv->nb_tx_queues;
 264         mc_q = rte_malloc(NULL, sizeof(struct dpaa2_queue) * tot_queues,
 265                           RTE_CACHE_LINE_SIZE);
 266         if (!mc_q) {
 267                 PMD_INIT_LOG(ERR, "malloc failed for rx/tx queues\n");
 268                 return -1;
 269         }
 270
 271         for (i = 0; i < priv->nb_rx_queues; i++) {
 272                 mc_q->dev = dev;
 273                 priv->rx_vq[i] = mc_q++;
 274                 dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[i];
 275                 dpaa2_q->q_storage = rte_malloc("dq_storage",
 276                                         sizeof(struct queue_storage_info_t),
 277                                         RTE_CACHE_LINE_SIZE);
 278                 if (!dpaa2_q->q_storage)
 279                         goto fail;
 280
 281                 memset(dpaa2_q->q_storage, 0,
 282                        sizeof(struct queue_storage_info_t));
 283                 if (dpaa2_alloc_dq_storage(dpaa2_q->q_storage))
 284                         goto fail;
 285         }
 286
 287         for (i = 0; i < priv->nb_tx_queues; i++) {
 288                 mc_q->dev = dev;
 289                 mc_q->flow_id = 0xffff;
 290                 priv->tx_vq[i] = mc_q++;
 291                 dpaa2_q = (struct dpaa2_queue *)priv->tx_vq[i];
 292                 dpaa2_q->cscn = rte_malloc(NULL,
 293                                            sizeof(struct qbman_result), 16);
 294                 if (!dpaa2_q->cscn)
 295                         goto fail_tx;
 296         }
 297
 298         vq_id = 0;
 299         for (dist_idx = 0; dist_idx < priv->nb_rx_queues; dist_idx++) {
 300                 mcq = (struct dpaa2_queue *)priv->rx_vq[vq_id];
 301                 mcq->tc_index = DPAA2_DEF_TC;
 302                 mcq->flow_id = dist_idx;
 303                 vq_id++;
 304         }
 305
 306         return 0;
 307 fail_tx:
 308         i -= 1;
 309         while (i >= 0) {
 310                 dpaa2_q = (struct dpaa2_queue *)priv->tx_vq[i];
 311                 rte_free(dpaa2_q->cscn);
 312                 priv->tx_vq[i--] = NULL;
 313         }
 314         i = priv->nb_rx_queues;
 315 fail:
 316         i -= 1;
 317         mc_q = priv->rx_vq[0];
 318         while (i >= 0) {
 319                 dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[i];
 320                 dpaa2_free_dq_storage(dpaa2_q->q_storage);
 321                 rte_free(dpaa2_q->q_storage);
 322                 priv->rx_vq[i--] = NULL;
 323         }
 324         rte_free(mc_q);
 325         return -1;
 326 }
 327
 328 static int
 329 dpaa2_eth_dev_configure(struct rte_eth_dev *dev)
 330 {
 331         struct rte_eth_dev_data *data = dev->data;
 332         struct rte_eth_conf *eth_conf = &data->dev_conf;
 333         int ret;
 334
 335         PMD_INIT_FUNC_TRACE();
 336
 337         if (eth_conf->rxmode.jumbo_frame == 1) {
 338                 if (eth_conf->rxmode.max_rx_pkt_len <= DPAA2_MAX_RX_PKT_LEN) {
 339                         ret = dpaa2_dev_mtu_set(dev,
 340                                         eth_conf->rxmode.max_rx_pkt_len);
 341                         if (ret) {
 342                                 PMD_INIT_LOG(ERR,
 343                                              "unable to set mtu. check config\n");
 344                                 return ret;
 345                         }
 346                 } else {
 347                         return -1;
 348                 }
 349         }
 350
 351         if (eth_conf->rxmode.mq_mode == ETH_MQ_RX_RSS) {
 352                 ret = dpaa2_setup_flow_dist(dev,
 353                                 eth_conf->rx_adv_conf.rss_conf.rss_hf);
 354                 if (ret) {
 355                         PMD_INIT_LOG(ERR, "unable to set flow distribution."
 356                                      "please check queue config\n");
 357                         return ret;
 358                 }
 359         }
 360
 361         /* update the current status */
 362         dpaa2_dev_link_update(dev, 0);
 363
 364         return 0;
 365 }
 366
 367 /* Function to setup RX flow information. It contains traffic class ID,
 368  * flow ID, destination configuration etc.
 369  */
 370 static int
 371 dpaa2_dev_rx_queue_setup(struct rte_eth_dev *dev,
 372                          uint16_t rx_queue_id,
 373                          uint16_t nb_rx_desc __rte_unused,
 374                          unsigned int socket_id __rte_unused,
 375                          const struct rte_eth_rxconf *rx_conf __rte_unused,
 376                          struct rte_mempool *mb_pool)
 377 {
 378         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 379         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 380         struct mc_soc_version mc_plat_info = {0};
 381         struct dpaa2_queue *dpaa2_q;
 382         struct dpni_queue cfg;
 383         uint8_t options = 0;
 384         uint8_t flow_id;
 385         uint32_t bpid;
 386         int ret;
 387
 388         PMD_INIT_FUNC_TRACE();
 389
 390         PMD_INIT_LOG(DEBUG, "dev =%p, queue =%d, pool = %p, conf =%p",
 391                      dev, rx_queue_id, mb_pool, rx_conf);
 392
 393         if (!priv->bp_list || priv->bp_list->mp != mb_pool) {
 394                 bpid = mempool_to_bpid(mb_pool);
 395                 ret = dpaa2_attach_bp_list(priv,
 396                                            rte_dpaa2_bpid_info[bpid].bp_list);
 397                 if (ret)
 398                         return ret;
 399         }
 400         dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[rx_queue_id];
 401         dpaa2_q->mb_pool = mb_pool; /**< mbuf pool to populate RX ring. */
 402
 403         /*Get the flow id from given VQ id*/
 404         flow_id = rx_queue_id % priv->nb_rx_queues;
 405         memset(&cfg, 0, sizeof(struct dpni_queue));
 406
 407         options = options | DPNI_QUEUE_OPT_USER_CTX;
 408         cfg.user_context = (uint64_t)(dpaa2_q);
 409
 410         /*if ls2088 or rev2 device, enable the stashing */
 411
 412         if (mc_get_soc_version(dpni, CMD_PRI_LOW, &mc_plat_info))
 413                 PMD_INIT_LOG(ERR, "\tmc_get_soc_version failed\n");
 414
 415         if ((mc_plat_info.svr & 0xffff0000) != SVR_LS2080A) {
 416                 options |= DPNI_QUEUE_OPT_FLC;
 417                 cfg.flc.stash_control = true;
 418                 cfg.flc.value &= 0xFFFFFFFFFFFFFFC0;
 419                 /* 00 00 00 - last 6 bit represent annotation, context stashing,
 420                  * data stashing setting 01 01 00 (0x14) to enable
 421                  * 1 line data, 1 line annotation
 422                  */
 423                 cfg.flc.value |= 0x14;
 424         }
 425         ret = dpni_set_queue(dpni, CMD_PRI_LOW, priv->token, DPNI_QUEUE_RX,
 426                              dpaa2_q->tc_index, flow_id, options, &cfg);
 427         if (ret) {
 428                 PMD_INIT_LOG(ERR, "Error in setting the rx flow: = %d\n", ret);
 429                 return -1;
 430         }
 431
 432         if (!(priv->flags & DPAA2_RX_TAILDROP_OFF)) {
 433                 struct dpni_taildrop taildrop;
 434
 435                 taildrop.enable = 1;
 436                 /*enabling per rx queue congestion control */
 437                 taildrop.threshold = CONG_THRESHOLD_RX_Q;
 438                 taildrop.units = DPNI_CONGESTION_UNIT_BYTES;
 439                 taildrop.oal = CONG_RX_OAL;
 440                 PMD_INIT_LOG(DEBUG, "Enabling Early Drop on queue = %d",
 441                              rx_queue_id);
 442                 ret = dpni_set_taildrop(dpni, CMD_PRI_LOW, priv->token,
 443                                         DPNI_CP_QUEUE, DPNI_QUEUE_RX,
 444                                         dpaa2_q->tc_index, flow_id, &taildrop);
 445                 if (ret) {
 446                         PMD_INIT_LOG(ERR, "Error in setting the rx flow"
 447                                      " err : = %d\n", ret);
 448                         return -1;
 449                 }
 450         }
 451
 452         dev->data->rx_queues[rx_queue_id] = dpaa2_q;
 453         return 0;
 454 }
 455
 456 static int
 457 dpaa2_dev_tx_queue_setup(struct rte_eth_dev *dev,
 458                          uint16_t tx_queue_id,
 459                          uint16_t nb_tx_desc __rte_unused,
 460                          unsigned int socket_id __rte_unused,
 461                          const struct rte_eth_txconf *tx_conf __rte_unused)
 462 {
 463         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 464         struct dpaa2_queue *dpaa2_q = (struct dpaa2_queue *)
 465                 priv->tx_vq[tx_queue_id];
 466         struct fsl_mc_io *dpni = priv->hw;
 467         struct dpni_queue tx_conf_cfg;
 468         struct dpni_queue tx_flow_cfg;
 469         uint8_t options = 0, flow_id;
 470         uint32_t tc_id;
 471         int ret;
 472
 473         PMD_INIT_FUNC_TRACE();
 474
 475         /* Return if queue already configured */
 476         if (dpaa2_q->flow_id != 0xffff)
 477                 return 0;
 478
 479         memset(&tx_conf_cfg, 0, sizeof(struct dpni_queue));
 480         memset(&tx_flow_cfg, 0, sizeof(struct dpni_queue));
 481
 482         tc_id = tx_queue_id;
 483         flow_id = 0;
 484
 485         ret = dpni_set_queue(dpni, CMD_PRI_LOW, priv->token, DPNI_QUEUE_TX,
 486                              tc_id, flow_id, options, &tx_flow_cfg);
 487         if (ret) {
 488                 PMD_INIT_LOG(ERR, "Error in setting the tx flow: "
 489                              "tc_id=%d, flow =%d ErrorCode = %x\n",
 490                              tc_id, flow_id, -ret);
 491                         return -1;
 492         }
 493
 494         dpaa2_q->flow_id = flow_id;
 495
 496         if (tx_queue_id == 0) {
 497                 /*Set tx-conf and error configuration*/
 498                 ret = dpni_set_tx_confirmation_mode(dpni, CMD_PRI_LOW,
 499                                                     priv->token,
 500                                                     DPNI_CONF_DISABLE);
 501                 if (ret) {
 502                         PMD_INIT_LOG(ERR, "Error in set tx conf mode settings"
 503                                      " ErrorCode = %x", ret);
 504                         return -1;
 505                 }
 506         }
 507         dpaa2_q->tc_index = tc_id;
 508
 509         if (!(priv->flags & DPAA2_TX_CGR_OFF)) {
 510                 struct dpni_congestion_notification_cfg cong_notif_cfg;
 511
 512                 cong_notif_cfg.units = DPNI_CONGESTION_UNIT_FRAMES;
 513                 cong_notif_cfg.threshold_entry = CONG_ENTER_TX_THRESHOLD;
 514                 /* Notify that the queue is not congested when the data in
 515                  * the queue is below this thershold.
 516                  */
 517                 cong_notif_cfg.threshold_exit = CONG_EXIT_TX_THRESHOLD;
 518                 cong_notif_cfg.message_ctx = 0;
 519                 cong_notif_cfg.message_iova = (uint64_t)dpaa2_q->cscn;
 520                 cong_notif_cfg.dest_cfg.dest_type = DPNI_DEST_NONE;
 521                 cong_notif_cfg.notification_mode =
 522                                          DPNI_CONG_OPT_WRITE_MEM_ON_ENTER |
 523                                          DPNI_CONG_OPT_WRITE_MEM_ON_EXIT |
 524                                          DPNI_CONG_OPT_COHERENT_WRITE;
 525
 526                 ret = dpni_set_congestion_notification(dpni, CMD_PRI_LOW,
 527                                                        priv->token,
 528                                                        DPNI_QUEUE_TX,
 529                                                        tc_id,
 530                                                        &cong_notif_cfg);
 531                 if (ret) {
 532                         PMD_INIT_LOG(ERR,
 533                            "Error in setting tx congestion notification: = %d",
 534                            -ret);
 535                         return -ret;
 536                 }
 537         }
 538         dev->data->tx_queues[tx_queue_id] = dpaa2_q;
 539         return 0;
 540 }
 541
 542 static void
 543 dpaa2_dev_rx_queue_release(void *q __rte_unused)
 544 {
 545         PMD_INIT_FUNC_TRACE();
 546 }
 547
 548 static void
 549 dpaa2_dev_tx_queue_release(void *q __rte_unused)
 550 {
 551         PMD_INIT_FUNC_TRACE();
 552 }
 553
 554 static const uint32_t *
 555 dpaa2_supported_ptypes_get(struct rte_eth_dev *dev)
 556 {
 557         static const uint32_t ptypes[] = {
 558                 /*todo -= add more types */
 559                 RTE_PTYPE_L2_ETHER,
 560                 RTE_PTYPE_L3_IPV4,
 561                 RTE_PTYPE_L3_IPV4_EXT,
 562                 RTE_PTYPE_L3_IPV6,
 563                 RTE_PTYPE_L3_IPV6_EXT,
 564                 RTE_PTYPE_L4_TCP,
 565                 RTE_PTYPE_L4_UDP,
 566                 RTE_PTYPE_L4_SCTP,
 567                 RTE_PTYPE_L4_ICMP,
 568                 RTE_PTYPE_UNKNOWN
 569         };
 570
 571         if (dev->rx_pkt_burst == dpaa2_dev_prefetch_rx)
 572                 return ptypes;
 573         return NULL;
 574 }
 575
 576 /**
 577  * Dpaa2 link Interrupt handler
 578  *
 579  * @param param
 580  *  The address of parameter (struct rte_eth_dev *) regsitered before.
 581  *
 582  * @return
 583  *  void
 584  */
 585 static void
 586 dpaa2_interrupt_handler(void *param)
 587 {
 588         struct rte_eth_dev *dev = param;
 589         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 590         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 591         int ret;
 592         int irq_index = DPNI_IRQ_INDEX;
 593         unsigned int status = 0, clear = 0;
 594
 595         PMD_INIT_FUNC_TRACE();
 596
 597         if (dpni == NULL) {
 598                 RTE_LOG(ERR, PMD, "dpni is NULL");
 599                 return;
 600         }
 601
 602         ret = dpni_get_irq_status(dpni, CMD_PRI_LOW, priv->token,
 603                                   irq_index, &status);
 604         if (unlikely(ret)) {
 605                 RTE_LOG(ERR, PMD, "Can't get irq status (err %d)", ret);
 606                 clear = 0xffffffff;
 607                 goto out;
 608         }
 609
 610         if (status & DPNI_IRQ_EVENT_LINK_CHANGED) {
 611                 clear = DPNI_IRQ_EVENT_LINK_CHANGED;
 612                 dpaa2_dev_link_update(dev, 0);
 613                 /* calling all the apps registered for link status event */
 614                 _rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_INTR_LSC,
 615                                               NULL, NULL);
 616         }
 617 out:
 618         ret = dpni_clear_irq_status(dpni, CMD_PRI_LOW, priv->token,
 619                                     irq_index, clear);
 620         if (unlikely(ret))
 621                 RTE_LOG(ERR, PMD, "Can't clear irq status (err %d)", ret);
 622 }
 623
 624 static int
 625 dpaa2_eth_setup_irqs(struct rte_eth_dev *dev, int enable)
 626 {
 627         int err = 0;
 628         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 629         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 630         int irq_index = DPNI_IRQ_INDEX;
 631         unsigned int mask = DPNI_IRQ_EVENT_LINK_CHANGED;
 632
 633         PMD_INIT_FUNC_TRACE();
 634
 635         err = dpni_set_irq_mask(dpni, CMD_PRI_LOW, priv->token,
 636                                 irq_index, mask);
 637         if (err < 0) {
 638                 PMD_INIT_LOG(ERR, "Error: dpni_set_irq_mask():%d (%s)", err,
 639                              strerror(-err));
 640                 return err;
 641         }
 642
 643         err = dpni_set_irq_enable(dpni, CMD_PRI_LOW, priv->token,
 644                                   irq_index, enable);
 645         if (err < 0)
 646                 PMD_INIT_LOG(ERR, "Error: dpni_set_irq_enable():%d (%s)", err,
 647                              strerror(-err));
 648
 649         return err;
 650 }
 651
 652 static int
 653 dpaa2_dev_start(struct rte_eth_dev *dev)
 654 {
 655         struct rte_device *rdev = dev->device;
 656         struct rte_dpaa2_device *dpaa2_dev;
 657         struct rte_eth_dev_data *data = dev->data;
 658         struct dpaa2_dev_priv *priv = data->dev_private;
 659         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 660         struct dpni_queue cfg;
 661         struct dpni_error_cfg   err_cfg;
 662         uint16_t qdid;
 663         struct dpni_queue_id qid;
 664         struct dpaa2_queue *dpaa2_q;
 665         int ret, i;
 666         struct rte_intr_handle *intr_handle;
 667
 668         dpaa2_dev = container_of(rdev, struct rte_dpaa2_device, device);
 669         intr_handle = &dpaa2_dev->intr_handle;
 670
 671         PMD_INIT_FUNC_TRACE();
 672
 673         ret = dpni_enable(dpni, CMD_PRI_LOW, priv->token);
 674         if (ret) {
 675                 PMD_INIT_LOG(ERR, "Failure %d in enabling dpni %d device\n",
 676                              ret, priv->hw_id);
 677                 return ret;
 678         }
 679
 680         /* Power up the phy. Needed to make the link go UP */
 681         dpaa2_dev_set_link_up(dev);
 682
 683         ret = dpni_get_qdid(dpni, CMD_PRI_LOW, priv->token,
 684                             DPNI_QUEUE_TX, &qdid);
 685         if (ret) {
 686                 PMD_INIT_LOG(ERR, "Error to get qdid:ErrorCode = %d\n", ret);
 687                 return ret;
 688         }
 689         priv->qdid = qdid;
 690
 691         for (i = 0; i < data->nb_rx_queues; i++) {
 692                 dpaa2_q = (struct dpaa2_queue *)data->rx_queues[i];
 693                 ret = dpni_get_queue(dpni, CMD_PRI_LOW, priv->token,
 694                                      DPNI_QUEUE_RX, dpaa2_q->tc_index,
 695                                        dpaa2_q->flow_id, &cfg, &qid);
 696                 if (ret) {
 697                         PMD_INIT_LOG(ERR, "Error to get flow "
 698                                      "information Error code = %d\n", ret);
 699                         return ret;
 700                 }
 701                 dpaa2_q->fqid = qid.fqid;
 702         }
 703
 704         ret = dpni_set_offload(dpni, CMD_PRI_LOW, priv->token,
 705                                DPNI_OFF_RX_L3_CSUM, true);
 706         if (ret) {
 707                 PMD_INIT_LOG(ERR, "Error to set RX l3 csum:Error = %d\n", ret);
 708                 return ret;
 709         }
 710
 711         ret = dpni_set_offload(dpni, CMD_PRI_LOW, priv->token,
 712                                DPNI_OFF_RX_L4_CSUM, true);
 713         if (ret) {
 714                 PMD_INIT_LOG(ERR, "Error to get RX l4 csum:Error = %d\n", ret);
 715                 return ret;
 716         }
 717
 718         ret = dpni_set_offload(dpni, CMD_PRI_LOW, priv->token,
 719                                DPNI_OFF_TX_L3_CSUM, true);
 720         if (ret) {
 721                 PMD_INIT_LOG(ERR, "Error to set TX l3 csum:Error = %d\n", ret);
 722                 return ret;
 723         }
 724
 725         ret = dpni_set_offload(dpni, CMD_PRI_LOW, priv->token,
 726                                DPNI_OFF_TX_L4_CSUM, true);
 727         if (ret) {
 728                 PMD_INIT_LOG(ERR, "Error to get TX l4 csum:Error = %d\n", ret);
 729                 return ret;
 730         }
 731
 732         /*checksum errors, send them to normal path and set it in annotation */
 733         err_cfg.errors = DPNI_ERROR_L3CE | DPNI_ERROR_L4CE;
 734
 735         err_cfg.error_action = DPNI_ERROR_ACTION_CONTINUE;
 736         err_cfg.set_frame_annotation = true;
 737
 738         ret = dpni_set_errors_behavior(dpni, CMD_PRI_LOW,
 739                                        priv->token, &err_cfg);
 740         if (ret) {
 741                 PMD_INIT_LOG(ERR, "Error to dpni_set_errors_behavior:"
 742                              "code = %d\n", ret);
 743                 return ret;
 744         }
 745         /* VLAN Offload Settings */
 746         if (priv->max_vlan_filters)
 747                 dpaa2_vlan_offload_set(dev, ETH_VLAN_FILTER_MASK);
 748
 749         /* if the interrupts were configured on this devices*/
 750         if (intr_handle && (intr_handle->fd) &&
 751             (dev->data->dev_conf.intr_conf.lsc != 0)) {
 752                 /* Registering LSC interrupt handler */
 753                 rte_intr_callback_register(intr_handle,
 754                                            dpaa2_interrupt_handler,
 755                                            (void *)dev);
 756
 757                 /* enable vfio intr/eventfd mapping
 758                  * Interrupt index 0 is required, so we can not use
 759                  * rte_intr_enable.
 760                  */
 761                 rte_dpaa2_intr_enable(intr_handle, DPNI_IRQ_INDEX);
 762
 763                 /* enable dpni_irqs */
 764                 dpaa2_eth_setup_irqs(dev, 1);
 765         }
 766
 767         return 0;
 768 }
 769
 770 /**
 771  *  This routine disables all traffic on the adapter by issuing a
 772  *  global reset on the MAC.
 773  */
 774 static void
 775 dpaa2_dev_stop(struct rte_eth_dev *dev)
 776 {
 777         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 778         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 779         int ret;
 780         struct rte_eth_link link;
 781         struct rte_intr_handle *intr_handle = dev->intr_handle;
 782
 783         PMD_INIT_FUNC_TRACE();
 784
 785         /* reset interrupt callback  */
 786         if (intr_handle && (intr_handle->fd) &&
 787             (dev->data->dev_conf.intr_conf.lsc != 0)) {
 788                 /*disable dpni irqs */
 789                 dpaa2_eth_setup_irqs(dev, 0);
 790
 791                 /* disable vfio intr before callback unregister */
 792                 rte_dpaa2_intr_disable(intr_handle, DPNI_IRQ_INDEX);
 793
 794                 /* Unregistering LSC interrupt handler */
 795                 rte_intr_callback_unregister(intr_handle,
 796                                              dpaa2_interrupt_handler,
 797                                              (void *)dev);
 798         }
 799
 800         dpaa2_dev_set_link_down(dev);
 801
 802         ret = dpni_disable(dpni, CMD_PRI_LOW, priv->token);
 803         if (ret) {
 804                 PMD_INIT_LOG(ERR, "Failure (ret %d) in disabling dpni %d dev\n",
 805                              ret, priv->hw_id);
 806                 return;
 807         }
 808
 809         /* clear the recorded link status */
 810         memset(&link, 0, sizeof(link));
 811         dpaa2_dev_atomic_write_link_status(dev, &link);
 812 }
 813
 814 static void
 815 dpaa2_dev_close(struct rte_eth_dev *dev)
 816 {
 817         struct rte_eth_dev_data *data = dev->data;
 818         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 819         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 820         int i, ret;
 821         struct rte_eth_link link;
 822         struct dpaa2_queue *dpaa2_q;
 823
 824         PMD_INIT_FUNC_TRACE();
 825
 826         for (i = 0; i < data->nb_tx_queues; i++) {
 827                 dpaa2_q = (struct dpaa2_queue *)data->tx_queues[i];
 828                 if (!dpaa2_q->cscn) {
 829                         rte_free(dpaa2_q->cscn);
 830                         dpaa2_q->cscn = NULL;
 831                 }
 832         }
 833
 834         /* Clean the device first */
 835         ret = dpni_reset(dpni, CMD_PRI_LOW, priv->token);
 836         if (ret) {
 837                 PMD_INIT_LOG(ERR, "Failure cleaning dpni device with"
 838                              " error code %d\n", ret);
 839                 return;
 840         }
 841
 842         memset(&link, 0, sizeof(link));
 843         dpaa2_dev_atomic_write_link_status(dev, &link);
 844 }
 845
 846 static void
 847 dpaa2_dev_promiscuous_enable(
 848                 struct rte_eth_dev *dev)
 849 {
 850         int ret;
 851         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 852         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 853
 854         PMD_INIT_FUNC_TRACE();
 855
 856         if (dpni == NULL) {
 857                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
 858                 return;
 859         }
 860
 861         ret = dpni_set_unicast_promisc(dpni, CMD_PRI_LOW, priv->token, true);
 862         if (ret < 0)
 863                 RTE_LOG(ERR, PMD, "Unable to enable U promisc mode %d\n", ret);
 864
 865         ret = dpni_set_multicast_promisc(dpni, CMD_PRI_LOW, priv->token, true);
 866         if (ret < 0)
 867                 RTE_LOG(ERR, PMD, "Unable to enable M promisc mode %d\n", ret);
 868 }
 869
 870 static void
 871 dpaa2_dev_promiscuous_disable(
 872                 struct rte_eth_dev *dev)
 873 {
 874         int ret;
 875         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 876         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 877
 878         PMD_INIT_FUNC_TRACE();
 879
 880         if (dpni == NULL) {
 881                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
 882                 return;
 883         }
 884
 885         ret = dpni_set_unicast_promisc(dpni, CMD_PRI_LOW, priv->token, false);
 886         if (ret < 0)
 887                 RTE_LOG(ERR, PMD, "Unable to disable U promisc mode %d\n", ret);
 888
 889         if (dev->data->all_multicast == 0) {
 890                 ret = dpni_set_multicast_promisc(dpni, CMD_PRI_LOW,
 891                                                  priv->token, false);
 892                 if (ret < 0)
 893                         RTE_LOG(ERR, PMD,
 894                                 "Unable to disable M promisc mode %d\n",
 895                                 ret);
 896         }
 897 }
 898
 899 static void
 900 dpaa2_dev_allmulticast_enable(
 901                 struct rte_eth_dev *dev)
 902 {
 903         int ret;
 904         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 905         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 906
 907         PMD_INIT_FUNC_TRACE();
 908
 909         if (dpni == NULL) {
 910                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
 911                 return;
 912         }
 913
 914         ret = dpni_set_multicast_promisc(dpni, CMD_PRI_LOW, priv->token, true);
 915         if (ret < 0)
 916                 RTE_LOG(ERR, PMD, "Unable to enable multicast mode %d\n", ret);
 917 }
 918
 919 static void
 920 dpaa2_dev_allmulticast_disable(struct rte_eth_dev *dev)
 921 {
 922         int ret;
 923         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 924         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 925
 926         PMD_INIT_FUNC_TRACE();
 927
 928         if (dpni == NULL) {
 929                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
 930                 return;
 931         }
 932
 933         /* must remain on for all promiscuous */
 934         if (dev->data->promiscuous == 1)
 935                 return;
 936
 937         ret = dpni_set_multicast_promisc(dpni, CMD_PRI_LOW, priv->token, false);
 938         if (ret < 0)
 939                 RTE_LOG(ERR, PMD, "Unable to disable multicast mode %d\n", ret);
 940 }
 941
 942 static int
 943 dpaa2_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
 944 {
 945         int ret;
 946         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 947         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 948         uint32_t frame_size = mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
 949
 950         PMD_INIT_FUNC_TRACE();
 951
 952         if (dpni == NULL) {
 953                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
 954                 return -EINVAL;
 955         }
 956
 957         /* check that mtu is within the allowed range */
 958         if ((mtu < ETHER_MIN_MTU) || (frame_size > DPAA2_MAX_RX_PKT_LEN))
 959                 return -EINVAL;
 960
 961         if (frame_size > ETHER_MAX_LEN)
 962                 dev->data->dev_conf.rxmode.jumbo_frame = 1;
 963         else
 964                 dev->data->dev_conf.rxmode.jumbo_frame = 0;
 965
 966         /* Set the Max Rx frame length as 'mtu' +
 967          * Maximum Ethernet header length
 968          */
 969         ret = dpni_set_max_frame_length(dpni, CMD_PRI_LOW, priv->token,
 970                                         mtu + ETH_VLAN_HLEN);
 971         if (ret) {
 972                 PMD_DRV_LOG(ERR, "setting the max frame length failed");
 973                 return -1;
 974         }
 975         PMD_DRV_LOG(INFO, "MTU is configured %d for the device\n", mtu);
 976         return 0;
 977 }
 978
 979 static int
 980 dpaa2_dev_add_mac_addr(struct rte_eth_dev *dev,
 981                        struct ether_addr *addr,
 982                        __rte_unused uint32_t index,
 983                        __rte_unused uint32_t pool)
 984 {
 985         int ret;
 986         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 987         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 988
 989         PMD_INIT_FUNC_TRACE();
 990
 991         if (dpni == NULL) {
 992                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
 993                 return -1;
 994         }
 995
 996         ret = dpni_add_mac_addr(dpni, CMD_PRI_LOW,
 997                                 priv->token, addr->addr_bytes);
 998         if (ret)
 999                 RTE_LOG(ERR, PMD,
1000                         "error: Adding the MAC ADDR failed: err = %d\n", ret);
1001         return 0;
1002 }
1003
1004 static void
1005 dpaa2_dev_remove_mac_addr(struct rte_eth_dev *dev,
1006                           uint32_t index)
1007 {
1008         int ret;
1009         struct dpaa2_dev_priv *priv = dev->data->dev_private;
1010         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1011         struct rte_eth_dev_data *data = dev->data;
1012         struct ether_addr *macaddr;
1013
1014         PMD_INIT_FUNC_TRACE();
1015
1016         macaddr = &data->mac_addrs[index];
1017
1018         if (dpni == NULL) {
1019                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
1020                 return;
1021         }
1022
1023         ret = dpni_remove_mac_addr(dpni, CMD_PRI_LOW,
1024                                    priv->token, macaddr->addr_bytes);
1025         if (ret)
1026                 RTE_LOG(ERR, PMD,
1027                         "error: Removing the MAC ADDR failed: err = %d\n", ret);
1028 }
1029
1030 static void
1031 dpaa2_dev_set_mac_addr(struct rte_eth_dev *dev,
1032                        struct ether_addr *addr)
1033 {
1034         int ret;
1035         struct dpaa2_dev_priv *priv = dev->data->dev_private;
1036         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1037
1038         PMD_INIT_FUNC_TRACE();
1039
1040         if (dpni == NULL) {
1041                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
1042                 return;
1043         }
1044
1045         ret = dpni_set_primary_mac_addr(dpni, CMD_PRI_LOW,
1046                                         priv->token, addr->addr_bytes);
1047
1048         if (ret)
1049                 RTE_LOG(ERR, PMD,
1050                         "error: Setting the MAC ADDR failed %d\n", ret);
1051 }
1052 static
1053 void dpaa2_dev_stats_get(struct rte_eth_dev *dev,
1054                          struct rte_eth_stats *stats)
1055 {
1056         struct dpaa2_dev_priv *priv = dev->data->dev_private;
1057         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1058         int32_t  retcode;
1059         uint8_t page0 = 0, page1 = 1, page2 = 2;
1060         union dpni_statistics value;
1061
1062         memset(&value, 0, sizeof(union dpni_statistics));
1063
1064         PMD_INIT_FUNC_TRACE();
1065
1066         if (!dpni) {
1067                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
1068                 return;
1069         }
1070
1071         if (!stats) {
1072                 RTE_LOG(ERR, PMD, "stats is NULL\n");
1073                 return;
1074         }
1075
1076         /*Get Counters from page_0*/
1077         retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1078                                       page0, 0, &value);
1079         if (retcode)
1080                 goto err;
1081
1082         stats->ipackets = value.page_0.ingress_all_frames;
1083         stats->ibytes = value.page_0.ingress_all_bytes;
1084
1085         /*Get Counters from page_1*/
1086         retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1087                                       page1, 0, &value);
1088         if (retcode)
1089                 goto err;
1090
1091         stats->opackets = value.page_1.egress_all_frames;
1092         stats->obytes = value.page_1.egress_all_bytes;
1093
1094         /*Get Counters from page_2*/
1095         retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1096                                       page2, 0, &value);
1097         if (retcode)
1098                 goto err;
1099
1100         /* Ingress drop frame count due to configured rules */
1101         stats->ierrors = value.page_2.ingress_filtered_frames;
1102         /* Ingress drop frame count due to error */
1103         stats->ierrors += value.page_2.ingress_discarded_frames;
1104
1105         stats->oerrors = value.page_2.egress_discarded_frames;
1106         stats->imissed = value.page_2.ingress_nobuffer_discards;
1107
1108         return;
1109
1110 err:
1111         RTE_LOG(ERR, PMD, "Operation not completed:Error Code = %d\n", retcode);
1112         return;
1113 };
1114
1115 static int
1116 dpaa2_dev_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
1117                      unsigned int n)
1118 {
1119         struct dpaa2_dev_priv *priv = dev->data->dev_private;
1120         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1121         int32_t  retcode;
1122         union dpni_statistics value[3] = {};
1123         unsigned int i = 0, num = RTE_DIM(dpaa2_xstats_strings);
1124
1125         if (xstats == NULL)
1126                 return 0;
1127
1128         if (n < num)
1129                 return num;
1130
1131         /* Get Counters from page_0*/
1132         retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1133                                       0, 0, &value[0]);
1134         if (retcode)
1135                 goto err;
1136
1137         /* Get Counters from page_1*/
1138         retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1139                                       1, 0, &value[1]);
1140         if (retcode)
1141                 goto err;
1142
1143         /* Get Counters from page_2*/
1144         retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1145                                       2, 0, &value[2]);
1146         if (retcode)
1147                 goto err;
1148
1149         for (i = 0; i < num; i++) {
1150                 xstats[i].id = i;
1151                 xstats[i].value = value[dpaa2_xstats_strings[i].page_id].
1152                         raw.counter[dpaa2_xstats_strings[i].stats_id];
1153         }
1154         return i;
1155 err:
1156         RTE_LOG(ERR, PMD, "Error in obtaining extended stats (%d)\n", retcode);
1157         return retcode;
1158 }
1159
1160 static int
1161 dpaa2_xstats_get_names(__rte_unused struct rte_eth_dev *dev,
1162                        struct rte_eth_xstat_name *xstats_names,
1163                        __rte_unused unsigned int limit)
1164 {
1165         unsigned int i, stat_cnt = RTE_DIM(dpaa2_xstats_strings);
1166
1167         if (xstats_names != NULL)
1168                 for (i = 0; i < stat_cnt; i++)
1169                         snprintf(xstats_names[i].name,
1170                                  sizeof(xstats_names[i].name),
1171                                  "%s",
1172                                  dpaa2_xstats_strings[i].name);
1173
1174         return stat_cnt;
1175 }
1176
1177 static int
1178 dpaa2_xstats_get_by_id(struct rte_eth_dev *dev, const uint64_t *ids,
1179                        uint64_t *values, unsigned int n)
1180 {
1181         unsigned int i, stat_cnt = RTE_DIM(dpaa2_xstats_strings);
1182         uint64_t values_copy[stat_cnt];
1183
1184         if (!ids) {
1185                 struct dpaa2_dev_priv *priv = dev->data->dev_private;
1186                 struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1187                 int32_t  retcode;
1188                 union dpni_statistics value[3] = {};
1189
1190                 if (n < stat_cnt)
1191                         return stat_cnt;
1192
1193                 if (!values)
1194                         return 0;
1195
1196                 /* Get Counters from page_0*/
1197                 retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1198                                               0, 0, &value[0]);
1199                 if (retcode)
1200                         return 0;
1201
1202                 /* Get Counters from page_1*/
1203                 retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1204                                               1, 0, &value[1]);
1205                 if (retcode)
1206                         return 0;
1207
1208                 /* Get Counters from page_2*/
1209                 retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1210                                               2, 0, &value[2]);
1211                 if (retcode)
1212                         return 0;
1213
1214                 for (i = 0; i < stat_cnt; i++) {
1215                         values[i] = value[dpaa2_xstats_strings[i].page_id].
1216                                 raw.counter[dpaa2_xstats_strings[i].stats_id];
1217                 }
1218                 return stat_cnt;
1219         }
1220
1221         dpaa2_xstats_get_by_id(dev, NULL, values_copy, stat_cnt);
1222
1223         for (i = 0; i < n; i++) {
1224                 if (ids[i] >= stat_cnt) {
1225                         PMD_INIT_LOG(ERR, "id value isn't valid");
1226                         return -1;
1227                 }
1228                 values[i] = values_copy[ids[i]];
1229         }
1230         return n;
1231 }
1232
1233 static int
1234 dpaa2_xstats_get_names_by_id(
1235         struct rte_eth_dev *dev,
1236         struct rte_eth_xstat_name *xstats_names,
1237         const uint64_t *ids,
1238         unsigned int limit)
1239 {
1240         unsigned int i, stat_cnt = RTE_DIM(dpaa2_xstats_strings);
1241         struct rte_eth_xstat_name xstats_names_copy[stat_cnt];
1242
1243         if (!ids)
1244                 return dpaa2_xstats_get_names(dev, xstats_names, limit);
1245
1246         dpaa2_xstats_get_names(dev, xstats_names_copy, limit);
1247
1248         for (i = 0; i < limit; i++) {
1249                 if (ids[i] >= stat_cnt) {
1250                         PMD_INIT_LOG(ERR, "id value isn't valid");
1251                         return -1;
1252                 }
1253                 strcpy(xstats_names[i].name, xstats_names_copy[ids[i]].name);
1254         }
1255         return limit;
1256 }
1257
1258 static void
1259 dpaa2_dev_stats_reset(struct rte_eth_dev *dev)
1260 {
1261         struct dpaa2_dev_priv *priv = dev->data->dev_private;
1262         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1263         int32_t  retcode;
1264
1265         PMD_INIT_FUNC_TRACE();
1266
1267         if (dpni == NULL) {
1268                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
1269                 return;
1270         }
1271
1272         retcode =  dpni_reset_statistics(dpni, CMD_PRI_LOW, priv->token);
1273         if (retcode)
1274                 goto error;
1275
1276         return;
1277
1278 error:
1279         RTE_LOG(ERR, PMD, "Operation not completed:Error Code = %d\n", retcode);
1280         return;
1281 };
1282
1283 /* return 0 means link status changed, -1 means not changed */
1284 static int
1285 dpaa2_dev_link_update(struct rte_eth_dev *dev,
1286                         int wait_to_complete __rte_unused)
1287 {
1288         int ret;
1289         struct dpaa2_dev_priv *priv = dev->data->dev_private;
1290         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1291         struct rte_eth_link link, old;
1292         struct dpni_link_state state = {0};
1293
1294         if (dpni == NULL) {
1295                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
1296                 return 0;
1297         }
1298         memset(&old, 0, sizeof(old));
1299         dpaa2_dev_atomic_read_link_status(dev, &old);
1300
1301         ret = dpni_get_link_state(dpni, CMD_PRI_LOW, priv->token, &state);
1302         if (ret < 0) {
1303                 RTE_LOG(ERR, PMD, "error: dpni_get_link_state %d\n", ret);
1304                 return -1;
1305         }
1306
1307         if ((old.link_status == state.up) && (old.link_speed == state.rate)) {
1308                 RTE_LOG(DEBUG, PMD, "No change in status\n");
1309                 return -1;
1310         }
1311
1312         memset(&link, 0, sizeof(struct rte_eth_link));
1313         link.link_status = state.up;
1314         link.link_speed = state.rate;
1315
1316         if (state.options & DPNI_LINK_OPT_HALF_DUPLEX)
1317                 link.link_duplex = ETH_LINK_HALF_DUPLEX;
1318         else
1319                 link.link_duplex = ETH_LINK_FULL_DUPLEX;
1320
1321         dpaa2_dev_atomic_write_link_status(dev, &link);
1322
1323         if (link.link_status)
1324                 PMD_DRV_LOG(INFO, "Port %d Link is Up\n", dev->data->port_id);
1325         else
1326                 PMD_DRV_LOG(INFO, "Port %d Link is Down", dev->data->port_id);
1327         return 0;
1328 }
1329
1330 /**
1331  * Toggle the DPNI to enable, if not already enabled.
1332  * This is not strictly PHY up/down - it is more of logical toggling.
1333  */
1334 static int
1335 dpaa2_dev_set_link_up(struct rte_eth_dev *dev)
1336 {
1337         int ret = -EINVAL;
1338         struct dpaa2_dev_priv *priv;
1339         struct fsl_mc_io *dpni;
1340         int en = 0;
1341         struct dpni_link_state state = {0};
1342
1343         priv = dev->data->dev_private;
1344         dpni = (struct fsl_mc_io *)priv->hw;
1345
1346         if (dpni == NULL) {
1347                 RTE_LOG(ERR, PMD, "DPNI is NULL\n");
1348                 return ret;
1349         }
1350
1351         /* Check if DPNI is currently enabled */
1352         ret = dpni_is_enabled(dpni, CMD_PRI_LOW, priv->token, &en);
1353         if (ret) {
1354                 /* Unable to obtain dpni status; Not continuing */
1355                 PMD_DRV_LOG(ERR, "Interface Link UP failed (%d)", ret);
1356                 return -EINVAL;
1357         }
1358
1359         /* Enable link if not already enabled */
1360         if (!en) {
1361                 ret = dpni_enable(dpni, CMD_PRI_LOW, priv->token);
1362                 if (ret) {
1363                         PMD_DRV_LOG(ERR, "Interface Link UP failed (%d)", ret);
1364                         return -EINVAL;
1365                 }
1366         }
1367         ret = dpni_get_link_state(dpni, CMD_PRI_LOW, priv->token, &state);
1368         if (ret < 0) {
1369                 RTE_LOG(ERR, PMD, "error: dpni_get_link_state %d\n", ret);
1370                 return -1;
1371         }
1372
1373         /* changing tx burst function to start enqueues */
1374         dev->tx_pkt_burst = dpaa2_dev_tx;
1375         dev->data->dev_link.link_status = state.up;
1376
1377         if (state.up)
1378                 PMD_DRV_LOG(INFO, "Port %d Link is set as UP",
1379                             dev->data->port_id);
1380         else
1381                 PMD_DRV_LOG(INFO, "Port %d Link is DOWN", dev->data->port_id);
1382         return ret;
1383 }
1384
1385 /**
1386  * Toggle the DPNI to disable, if not already disabled.
1387  * This is not strictly PHY up/down - it is more of logical toggling.
1388  */
1389 static int
1390 dpaa2_dev_set_link_down(struct rte_eth_dev *dev)
1391 {
1392         int ret = -EINVAL;
1393         struct dpaa2_dev_priv *priv;
1394         struct fsl_mc_io *dpni;
1395         int dpni_enabled = 0;
1396         int retries = 10;
1397
1398         PMD_INIT_FUNC_TRACE();
1399
1400         priv = dev->data->dev_private;
1401         dpni = (struct fsl_mc_io *)priv->hw;
1402
1403         if (dpni == NULL) {
1404                 RTE_LOG(ERR, PMD, "Device has not yet been configured\n");
1405                 return ret;
1406         }
1407
1408         /*changing  tx burst function to avoid any more enqueues */
1409         dev->tx_pkt_burst = dummy_dev_tx;
1410
1411         /* Loop while dpni_disable() attempts to drain the egress FQs
1412          * and confirm them back to us.
1413          */
1414         do {
1415                 ret = dpni_disable(dpni, 0, priv->token);
1416                 if (ret) {
1417                         PMD_DRV_LOG(ERR, "dpni disable failed (%d)", ret);
1418                         return ret;
1419                 }
1420                 ret = dpni_is_enabled(dpni, 0, priv->token, &dpni_enabled);
1421                 if (ret) {
1422                         PMD_DRV_LOG(ERR, "dpni_is_enabled failed (%d)", ret);
1423                         return ret;
1424                 }
1425                 if (dpni_enabled)
1426                         /* Allow the MC some slack */
1427                         rte_delay_us(100 * 1000);
1428         } while (dpni_enabled && --retries);
1429
1430         if (!retries) {
1431                 PMD_DRV_LOG(WARNING, "Retry count exceeded disabling DPNI\n");
1432                 /* todo- we may have to manually cleanup queues.
1433                  */
1434         } else {
1435                 PMD_DRV_LOG(INFO, "Port %d Link DOWN successful",
1436                             dev->data->port_id);
1437         }
1438
1439         dev->data->dev_link.link_status = 0;
1440
1441         return ret;
1442 }
1443
1444 static int
1445 dpaa2_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
1446 {
1447         int ret = -EINVAL;
1448         struct dpaa2_dev_priv *priv;
1449         struct fsl_mc_io *dpni;
1450         struct dpni_link_state state = {0};
1451
1452         PMD_INIT_FUNC_TRACE();
1453
1454         priv = dev->data->dev_private;
1455         dpni = (struct fsl_mc_io *)priv->hw;
1456
1457         if (dpni == NULL || fc_conf == NULL) {
1458                 RTE_LOG(ERR, PMD, "device not configured\n");
1459                 return ret;
1460         }
1461
1462         ret = dpni_get_link_state(dpni, CMD_PRI_LOW, priv->token, &state);
1463         if (ret) {
1464                 RTE_LOG(ERR, PMD, "error: dpni_get_link_state %d\n", ret);
1465                 return ret;
1466         }
1467
1468         memset(fc_conf, 0, sizeof(struct rte_eth_fc_conf));
1469         if (state.options & DPNI_LINK_OPT_PAUSE) {
1470                 /* DPNI_LINK_OPT_PAUSE set
1471                  *  if ASYM_PAUSE not set,
1472                  *      RX Side flow control (handle received Pause frame)
1473                  *      TX side flow control (send Pause frame)
1474                  *  if ASYM_PAUSE set,
1475                  *      RX Side flow control (handle received Pause frame)
1476                  *      No TX side flow control (send Pause frame disabled)
1477                  */
1478                 if (!(state.options & DPNI_LINK_OPT_ASYM_PAUSE))
1479                         fc_conf->mode = RTE_FC_FULL;
1480                 else
1481                         fc_conf->mode = RTE_FC_RX_PAUSE;
1482         } else {
1483                 /* DPNI_LINK_OPT_PAUSE not set
1484                  *  if ASYM_PAUSE set,
1485                  *      TX side flow control (send Pause frame)
1486                  *      No RX side flow control (No action on pause frame rx)
1487                  *  if ASYM_PAUSE not set,
1488                  *      Flow control disabled
1489                  */
1490                 if (state.options & DPNI_LINK_OPT_ASYM_PAUSE)
1491                         fc_conf->mode = RTE_FC_TX_PAUSE;
1492                 else
1493                         fc_conf->mode = RTE_FC_NONE;
1494         }
1495
1496         return ret;
1497 }
1498
1499 static int
1500 dpaa2_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
1501 {
1502         int ret = -EINVAL;
1503         struct dpaa2_dev_priv *priv;
1504         struct fsl_mc_io *dpni;
1505         struct dpni_link_state state = {0};
1506         struct dpni_link_cfg cfg = {0};
1507
1508         PMD_INIT_FUNC_TRACE();
1509
1510         priv = dev->data->dev_private;
1511         dpni = (struct fsl_mc_io *)priv->hw;
1512
1513         if (dpni == NULL) {
1514                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
1515                 return ret;
1516         }
1517
1518         /* It is necessary to obtain the current state before setting fc_conf
1519          * as MC would return error in case rate, autoneg or duplex values are
1520          * different.
1521          */
1522         ret = dpni_get_link_state(dpni, CMD_PRI_LOW, priv->token, &state);
1523         if (ret) {
1524                 RTE_LOG(ERR, PMD, "Unable to get link state (err=%d)\n", ret);
1525                 return -1;
1526         }
1527
1528         /* Disable link before setting configuration */
1529         dpaa2_dev_set_link_down(dev);
1530
1531         /* Based on fc_conf, update cfg */
1532         cfg.rate = state.rate;
1533         cfg.options = state.options;
1534
1535         /* update cfg with fc_conf */
1536         switch (fc_conf->mode) {
1537         case RTE_FC_FULL:
1538                 /* Full flow control;
1539                  * OPT_PAUSE set, ASYM_PAUSE not set
1540                  */
1541                 cfg.options |= DPNI_LINK_OPT_PAUSE;
1542                 cfg.options &= ~DPNI_LINK_OPT_ASYM_PAUSE;
1543                 break;
1544         case RTE_FC_TX_PAUSE:
1545                 /* Enable RX flow control
1546                  * OPT_PAUSE not set;
1547                  * ASYM_PAUSE set;
1548                  */
1549                 cfg.options |= DPNI_LINK_OPT_ASYM_PAUSE;
1550                 cfg.options &= ~DPNI_LINK_OPT_PAUSE;
1551                 break;
1552         case RTE_FC_RX_PAUSE:
1553                 /* Enable TX Flow control
1554                  * OPT_PAUSE set
1555                  * ASYM_PAUSE set
1556                  */
1557                 cfg.options |= DPNI_LINK_OPT_PAUSE;
1558                 cfg.options |= DPNI_LINK_OPT_ASYM_PAUSE;
1559                 break;
1560         case RTE_FC_NONE:
1561                 /* Disable Flow control
1562                  * OPT_PAUSE not set
1563                  * ASYM_PAUSE not set
1564                  */
1565                 cfg.options &= ~DPNI_LINK_OPT_PAUSE;
1566                 cfg.options &= ~DPNI_LINK_OPT_ASYM_PAUSE;
1567                 break;
1568         default:
1569                 RTE_LOG(ERR, PMD, "Incorrect Flow control flag (%d)\n",
1570                         fc_conf->mode);
1571                 return -1;
1572         }
1573
1574         ret = dpni_set_link_cfg(dpni, CMD_PRI_LOW, priv->token, &cfg);
1575         if (ret)
1576                 RTE_LOG(ERR, PMD,
1577                         "Unable to set Link configuration (err=%d)\n",
1578                         ret);
1579
1580         /* Enable link */
1581         dpaa2_dev_set_link_up(dev);
1582
1583         return ret;
1584 }
1585
1586 static int
1587 dpaa2_dev_rss_hash_update(struct rte_eth_dev *dev,
1588                           struct rte_eth_rss_conf *rss_conf)
1589 {
1590         struct rte_eth_dev_data *data = dev->data;
1591         struct rte_eth_conf *eth_conf = &data->dev_conf;
1592         int ret;
1593
1594         PMD_INIT_FUNC_TRACE();
1595
1596         if (rss_conf->rss_hf) {
1597                 ret = dpaa2_setup_flow_dist(dev, rss_conf->rss_hf);
1598                 if (ret) {
1599                         PMD_INIT_LOG(ERR, "unable to set flow dist");
1600                         return ret;
1601                 }
1602         } else {
1603                 ret = dpaa2_remove_flow_dist(dev, 0);
1604                 if (ret) {
1605                         PMD_INIT_LOG(ERR, "unable to remove flow dist");
1606                         return ret;
1607                 }
1608         }
1609         eth_conf->rx_adv_conf.rss_conf.rss_hf = rss_conf->rss_hf;
1610         return 0;
1611 }
1612
1613 static int
1614 dpaa2_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
1615                             struct rte_eth_rss_conf *rss_conf)
1616 {
1617         struct rte_eth_dev_data *data = dev->data;
1618         struct rte_eth_conf *eth_conf = &data->dev_conf;
1619
1620         /* dpaa2 does not support rss_key, so length should be 0*/
1621         rss_conf->rss_key_len = 0;
1622         rss_conf->rss_hf = eth_conf->rx_adv_conf.rss_conf.rss_hf;
1623         return 0;
1624 }
1625
1626 static struct eth_dev_ops dpaa2_ethdev_ops = {
1627         .dev_configure    = dpaa2_eth_dev_configure,
1628         .dev_start            = dpaa2_dev_start,
1629         .dev_stop             = dpaa2_dev_stop,
1630         .dev_close            = dpaa2_dev_close,
1631         .promiscuous_enable   = dpaa2_dev_promiscuous_enable,
1632         .promiscuous_disable  = dpaa2_dev_promiscuous_disable,
1633         .allmulticast_enable  = dpaa2_dev_allmulticast_enable,
1634         .allmulticast_disable = dpaa2_dev_allmulticast_disable,
1635         .dev_set_link_up      = dpaa2_dev_set_link_up,
1636         .dev_set_link_down    = dpaa2_dev_set_link_down,
1637         .link_update       = dpaa2_dev_link_update,
1638         .stats_get             = dpaa2_dev_stats_get,
1639         .xstats_get            = dpaa2_dev_xstats_get,
1640         .xstats_get_by_id     = dpaa2_xstats_get_by_id,
1641         .xstats_get_names_by_id = dpaa2_xstats_get_names_by_id,
1642         .xstats_get_names      = dpaa2_xstats_get_names,
1643         .stats_reset       = dpaa2_dev_stats_reset,
1644         .xstats_reset         = dpaa2_dev_stats_reset,
1645         .fw_version_get    = dpaa2_fw_version_get,
1646         .dev_infos_get     = dpaa2_dev_info_get,
1647         .dev_supported_ptypes_get = dpaa2_supported_ptypes_get,
1648         .mtu_set           = dpaa2_dev_mtu_set,
1649         .vlan_filter_set      = dpaa2_vlan_filter_set,
1650         .vlan_offload_set     = dpaa2_vlan_offload_set,
1651         .rx_queue_setup    = dpaa2_dev_rx_queue_setup,
1652         .rx_queue_release  = dpaa2_dev_rx_queue_release,
1653         .tx_queue_setup    = dpaa2_dev_tx_queue_setup,
1654         .tx_queue_release  = dpaa2_dev_tx_queue_release,
1655         .flow_ctrl_get        = dpaa2_flow_ctrl_get,
1656         .flow_ctrl_set        = dpaa2_flow_ctrl_set,
1657         .mac_addr_add         = dpaa2_dev_add_mac_addr,
1658         .mac_addr_remove      = dpaa2_dev_remove_mac_addr,
1659         .mac_addr_set         = dpaa2_dev_set_mac_addr,
1660         .rss_hash_update      = dpaa2_dev_rss_hash_update,
1661         .rss_hash_conf_get    = dpaa2_dev_rss_hash_conf_get,
1662 };
1663
1664 static int
1665 dpaa2_dev_init(struct rte_eth_dev *eth_dev)
1666 {
1667         struct rte_device *dev = eth_dev->device;
1668         struct rte_dpaa2_device *dpaa2_dev;
1669         struct fsl_mc_io *dpni_dev;
1670         struct dpni_attr attr;
1671         struct dpaa2_dev_priv *priv = eth_dev->data->dev_private;
1672         struct dpni_buffer_layout layout;
1673         int ret, hw_id;
1674
1675         PMD_INIT_FUNC_TRACE();
1676
1677         /* For secondary processes, the primary has done all the work */
1678         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1679                 return 0;
1680
1681         dpaa2_dev = container_of(dev, struct rte_dpaa2_device, device);
1682
1683         hw_id = dpaa2_dev->object_id;
1684
1685         dpni_dev = rte_malloc(NULL, sizeof(struct fsl_mc_io), 0);
1686         if (!dpni_dev) {
1687                 PMD_INIT_LOG(ERR, "malloc failed for dpni device\n");
1688                 return -1;
1689         }
1690
1691         dpni_dev->regs = rte_mcp_ptr_list[0];
1692         ret = dpni_open(dpni_dev, CMD_PRI_LOW, hw_id, &priv->token);
1693         if (ret) {
1694                 PMD_INIT_LOG(ERR,
1695                              "Failure in opening dpni@%d with err code %d\n",
1696                              hw_id, ret);
1697                 rte_free(dpni_dev);
1698                 return -1;
1699         }
1700
1701         /* Clean the device first */
1702         ret = dpni_reset(dpni_dev, CMD_PRI_LOW, priv->token);
1703         if (ret) {
1704                 PMD_INIT_LOG(ERR,
1705                              "Failure cleaning dpni@%d with err code %d\n",
1706                              hw_id, ret);
1707                 goto init_err;
1708         }
1709
1710         ret = dpni_get_attributes(dpni_dev, CMD_PRI_LOW, priv->token, &attr);
1711         if (ret) {
1712                 PMD_INIT_LOG(ERR,
1713                              "Failure in get dpni@%d attribute, err code %d\n",
1714                              hw_id, ret);
1715                 goto init_err;
1716         }
1717
1718         priv->num_rx_tc = attr.num_rx_tcs;
1719
1720         /* Resetting the "num_rx_queues" to equal number of queues in first TC
1721          * as only one TC is supported on Rx Side. Once Multiple TCs will be
1722          * in use for Rx processing then this will be changed or removed.
1723          */
1724         priv->nb_rx_queues = attr.num_queues;
1725
1726         /* Using number of TX queues as number of TX TCs */
1727         priv->nb_tx_queues = attr.num_tx_tcs;
1728
1729         PMD_DRV_LOG(DEBUG, "RX-TC= %d, nb_rx_queues= %d, nb_tx_queues=%d",
1730                     priv->num_tc, priv->nb_rx_queues, priv->nb_tx_queues);
1731
1732         priv->hw = dpni_dev;
1733         priv->hw_id = hw_id;
1734         priv->options = attr.options;
1735         priv->max_mac_filters = attr.mac_filter_entries;
1736         priv->max_vlan_filters = attr.vlan_filter_entries;
1737         priv->flags = 0;
1738
1739         /* Allocate memory for hardware structure for queues */
1740         ret = dpaa2_alloc_rx_tx_queues(eth_dev);
1741         if (ret) {
1742                 PMD_INIT_LOG(ERR, "dpaa2_alloc_rx_tx_queuesFailed\n");
1743                 goto init_err;
1744         }
1745
1746         /* Allocate memory for storing MAC addresses */
1747         eth_dev->data->mac_addrs = rte_zmalloc("dpni",
1748                 ETHER_ADDR_LEN * attr.mac_filter_entries, 0);
1749         if (eth_dev->data->mac_addrs == NULL) {
1750                 PMD_INIT_LOG(ERR,
1751                    "Failed to allocate %d bytes needed to store MAC addresses",
1752                              ETHER_ADDR_LEN * attr.mac_filter_entries);
1753                 ret = -ENOMEM;
1754                 goto init_err;
1755         }
1756
1757         ret = dpni_get_primary_mac_addr(dpni_dev, CMD_PRI_LOW,
1758                                         priv->token,
1759                         (uint8_t *)(eth_dev->data->mac_addrs[0].addr_bytes));
1760         if (ret) {
1761                 PMD_INIT_LOG(ERR, "DPNI get mac address failed:Err Code = %d\n",
1762                              ret);
1763                 goto init_err;
1764         }
1765
1766         /* ... tx buffer layout ... */
1767         memset(&layout, 0, sizeof(struct dpni_buffer_layout));
1768         layout.options = DPNI_BUF_LAYOUT_OPT_FRAME_STATUS;
1769         layout.pass_frame_status = 1;
1770         ret = dpni_set_buffer_layout(dpni_dev, CMD_PRI_LOW, priv->token,
1771                                      DPNI_QUEUE_TX, &layout);
1772         if (ret) {
1773                 PMD_INIT_LOG(ERR, "Error (%d) in setting tx buffer layout",
1774                              ret);
1775                 goto init_err;
1776         }
1777
1778         /* ... tx-conf and error buffer layout ... */
1779         memset(&layout, 0, sizeof(struct dpni_buffer_layout));
1780         layout.options = DPNI_BUF_LAYOUT_OPT_FRAME_STATUS;
1781         layout.pass_frame_status = 1;
1782         ret = dpni_set_buffer_layout(dpni_dev, CMD_PRI_LOW, priv->token,
1783                                      DPNI_QUEUE_TX_CONFIRM, &layout);
1784         if (ret) {
1785                 PMD_INIT_LOG(ERR, "Error (%d) in setting tx-conf buffer layout",
1786                              ret);
1787                 goto init_err;
1788         }
1789
1790         eth_dev->dev_ops = &dpaa2_ethdev_ops;
1791         eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC;
1792
1793         eth_dev->rx_pkt_burst = dpaa2_dev_prefetch_rx;
1794         eth_dev->tx_pkt_burst = dpaa2_dev_tx;
1795         rte_fslmc_vfio_dmamap();
1796
1797         return 0;
1798 init_err:
1799         dpaa2_dev_uninit(eth_dev);
1800         return ret;
1801 }
1802
1803 static int
1804 dpaa2_dev_uninit(struct rte_eth_dev *eth_dev)
1805 {
1806         struct dpaa2_dev_priv *priv = eth_dev->data->dev_private;
1807         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1808         int i, ret;
1809         struct dpaa2_queue *dpaa2_q;
1810
1811         PMD_INIT_FUNC_TRACE();
1812
1813         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1814                 return 0;
1815
1816         if (!dpni) {
1817                 PMD_INIT_LOG(WARNING, "Already closed or not started");
1818                 return -1;
1819         }
1820
1821         dpaa2_dev_close(eth_dev);
1822
1823         if (priv->rx_vq[0]) {
1824                 /* cleaning up queue storage */
1825                 for (i = 0; i < priv->nb_rx_queues; i++) {
1826                         dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[i];
1827                         if (dpaa2_q->q_storage)
1828                                 rte_free(dpaa2_q->q_storage);
1829                 }
1830                 /*free the all queue memory */
1831                 rte_free(priv->rx_vq[0]);
1832                 priv->rx_vq[0] = NULL;
1833         }
1834
1835         /* free memory for storing MAC addresses */
1836         if (eth_dev->data->mac_addrs) {
1837                 rte_free(eth_dev->data->mac_addrs);
1838                 eth_dev->data->mac_addrs = NULL;
1839         }
1840
1841         /* Close the device at underlying layer*/
1842         ret = dpni_close(dpni, CMD_PRI_LOW, priv->token);
1843         if (ret) {
1844                 PMD_INIT_LOG(ERR,
1845                              "Failure closing dpni device with err code %d\n",
1846                              ret);
1847         }
1848
1849         /* Free the allocated memory for ethernet private data and dpni*/
1850         priv->hw = NULL;
1851         rte_free(dpni);
1852
1853         eth_dev->dev_ops = NULL;
1854         eth_dev->rx_pkt_burst = NULL;
1855         eth_dev->tx_pkt_burst = NULL;
1856
1857         return 0;
1858 }
1859
1860 static int
1861 rte_dpaa2_probe(struct rte_dpaa2_driver *dpaa2_drv,
1862                 struct rte_dpaa2_device *dpaa2_dev)
1863 {
1864         struct rte_eth_dev *eth_dev;
1865         int diag;
1866
1867         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
1868                 eth_dev = rte_eth_dev_allocate(dpaa2_dev->device.name);
1869                 if (!eth_dev)
1870                         return -ENODEV;
1871                 eth_dev->data->dev_private = rte_zmalloc(
1872                                                 "ethdev private structure",
1873                                                 sizeof(struct dpaa2_dev_priv),
1874                                                 RTE_CACHE_LINE_SIZE);
1875                 if (eth_dev->data->dev_private == NULL) {
1876                         PMD_INIT_LOG(CRIT, "Cannot allocate memzone for"
1877                                      " private port data\n");
1878                         rte_eth_dev_release_port(eth_dev);
1879                         return -ENOMEM;
1880                 }
1881         } else {
1882                 eth_dev = rte_eth_dev_attach_secondary(dpaa2_dev->device.name);
1883                 if (!eth_dev)
1884                         return -ENODEV;
1885         }
1886
1887         eth_dev->device = &dpaa2_dev->device;
1888         eth_dev->device->driver = &dpaa2_drv->driver;
1889
1890         dpaa2_dev->eth_dev = eth_dev;
1891         eth_dev->data->rx_mbuf_alloc_failed = 0;
1892
1893         /* Invoke PMD device initialization function */
1894         diag = dpaa2_dev_init(eth_dev);
1895         if (diag == 0)
1896                 return 0;
1897
1898         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
1899                 rte_free(eth_dev->data->dev_private);
1900         rte_eth_dev_release_port(eth_dev);
1901         return diag;
1902 }
1903
1904 static int
1905 rte_dpaa2_remove(struct rte_dpaa2_device *dpaa2_dev)
1906 {
1907         struct rte_eth_dev *eth_dev;
1908
1909         eth_dev = dpaa2_dev->eth_dev;
1910         dpaa2_dev_uninit(eth_dev);
1911
1912         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
1913                 rte_free(eth_dev->data->dev_private);
1914         rte_eth_dev_release_port(eth_dev);
1915
1916         return 0;
1917 }
1918
1919 static struct rte_dpaa2_driver rte_dpaa2_pmd = {
1920         .drv_type = DPAA2_ETH,
1921         .probe = rte_dpaa2_probe,
1922         .remove = rte_dpaa2_remove,
1923 };
1924
1925 RTE_PMD_REGISTER_DPAA2(net_dpaa2, rte_dpaa2_pmd);