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 static int dpaa2_dev_set_link_up(struct rte_eth_dev *dev);
  59 static int dpaa2_dev_set_link_down(struct rte_eth_dev *dev);
  60
  61 /**
  62  * Atomically reads the link status information from global
  63  * structure rte_eth_dev.
  64  *
  65  * @param dev
  66  *   - Pointer to the structure rte_eth_dev to read from.
  67  *   - Pointer to the buffer to be saved with the link status.
  68  *
  69  * @return
  70  *   - On success, zero.
  71  *   - On failure, negative value.
  72  */
  73 static inline int
  74 dpaa2_dev_atomic_read_link_status(struct rte_eth_dev *dev,
  75                                   struct rte_eth_link *link)
  76 {
  77         struct rte_eth_link *dst = link;
  78         struct rte_eth_link *src = &dev->data->dev_link;
  79
  80         if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
  81                                 *(uint64_t *)src) == 0)
  82                 return -1;
  83
  84         return 0;
  85 }
  86
  87 /**
  88  * Atomically writes the link status information into global
  89  * structure rte_eth_dev.
  90  *
  91  * @param dev
  92  *   - Pointer to the structure rte_eth_dev to read from.
  93  *   - Pointer to the buffer to be saved with the link status.
  94  *
  95  * @return
  96  *   - On success, zero.
  97  *   - On failure, negative value.
  98  */
  99 static inline int
 100 dpaa2_dev_atomic_write_link_status(struct rte_eth_dev *dev,
 101                                    struct rte_eth_link *link)
 102 {
 103         struct rte_eth_link *dst = &dev->data->dev_link;
 104         struct rte_eth_link *src = link;
 105
 106         if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
 107                                 *(uint64_t *)src) == 0)
 108                 return -1;
 109
 110         return 0;
 111 }
 112
 113 static int
 114 dpaa2_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on)
 115 {
 116         int ret;
 117         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 118         struct fsl_mc_io *dpni = priv->hw;
 119
 120         PMD_INIT_FUNC_TRACE();
 121
 122         if (dpni == NULL) {
 123                 RTE_LOG(ERR, PMD, "dpni is NULL");
 124                 return -1;
 125         }
 126
 127         if (on)
 128                 ret = dpni_add_vlan_id(dpni, CMD_PRI_LOW,
 129                                        priv->token, vlan_id);
 130         else
 131                 ret = dpni_remove_vlan_id(dpni, CMD_PRI_LOW,
 132                                           priv->token, vlan_id);
 133
 134         if (ret < 0)
 135                 PMD_DRV_LOG(ERR, "ret = %d Unable to add/rem vlan %d hwid =%d",
 136                             ret, vlan_id, priv->hw_id);
 137
 138         return ret;
 139 }
 140
 141 static void
 142 dpaa2_vlan_offload_set(struct rte_eth_dev *dev, int mask)
 143 {
 144         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 145         struct fsl_mc_io *dpni = priv->hw;
 146         int ret;
 147
 148         PMD_INIT_FUNC_TRACE();
 149
 150         if (mask & ETH_VLAN_FILTER_MASK) {
 151                 if (dev->data->dev_conf.rxmode.hw_vlan_filter)
 152                         ret = dpni_enable_vlan_filter(dpni, CMD_PRI_LOW,
 153                                                       priv->token, true);
 154                 else
 155                         ret = dpni_enable_vlan_filter(dpni, CMD_PRI_LOW,
 156                                                       priv->token, false);
 157                 if (ret < 0)
 158                         RTE_LOG(ERR, PMD, "Unable to set vlan filter ret = %d",
 159                                 ret);
 160         }
 161 }
 162
 163 static void
 164 dpaa2_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
 165 {
 166         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 167
 168         PMD_INIT_FUNC_TRACE();
 169
 170         dev_info->if_index = priv->hw_id;
 171
 172         dev_info->max_mac_addrs = priv->max_mac_filters;
 173         dev_info->max_rx_pktlen = DPAA2_MAX_RX_PKT_LEN;
 174         dev_info->min_rx_bufsize = DPAA2_MIN_RX_BUF_SIZE;
 175         dev_info->max_rx_queues = (uint16_t)priv->nb_rx_queues;
 176         dev_info->max_tx_queues = (uint16_t)priv->nb_tx_queues;
 177         dev_info->rx_offload_capa =
 178                 DEV_RX_OFFLOAD_IPV4_CKSUM |
 179                 DEV_RX_OFFLOAD_UDP_CKSUM |
 180                 DEV_RX_OFFLOAD_TCP_CKSUM |
 181                 DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM;
 182         dev_info->tx_offload_capa =
 183                 DEV_TX_OFFLOAD_IPV4_CKSUM |
 184                 DEV_TX_OFFLOAD_UDP_CKSUM |
 185                 DEV_TX_OFFLOAD_TCP_CKSUM |
 186                 DEV_TX_OFFLOAD_SCTP_CKSUM |
 187                 DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM;
 188         dev_info->speed_capa = ETH_LINK_SPEED_1G |
 189                         ETH_LINK_SPEED_2_5G |
 190                         ETH_LINK_SPEED_10G;
 191 }
 192
 193 static int
 194 dpaa2_alloc_rx_tx_queues(struct rte_eth_dev *dev)
 195 {
 196         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 197         uint16_t dist_idx;
 198         uint32_t vq_id;
 199         struct dpaa2_queue *mc_q, *mcq;
 200         uint32_t tot_queues;
 201         int i;
 202         struct dpaa2_queue *dpaa2_q;
 203
 204         PMD_INIT_FUNC_TRACE();
 205
 206         tot_queues = priv->nb_rx_queues + priv->nb_tx_queues;
 207         mc_q = rte_malloc(NULL, sizeof(struct dpaa2_queue) * tot_queues,
 208                           RTE_CACHE_LINE_SIZE);
 209         if (!mc_q) {
 210                 PMD_INIT_LOG(ERR, "malloc failed for rx/tx queues\n");
 211                 return -1;
 212         }
 213
 214         for (i = 0; i < priv->nb_rx_queues; i++) {
 215                 mc_q->dev = dev;
 216                 priv->rx_vq[i] = mc_q++;
 217                 dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[i];
 218                 dpaa2_q->q_storage = rte_malloc("dq_storage",
 219                                         sizeof(struct queue_storage_info_t),
 220                                         RTE_CACHE_LINE_SIZE);
 221                 if (!dpaa2_q->q_storage)
 222                         goto fail;
 223
 224                 memset(dpaa2_q->q_storage, 0,
 225                        sizeof(struct queue_storage_info_t));
 226                 if (dpaa2_alloc_dq_storage(dpaa2_q->q_storage))
 227                         goto fail;
 228         }
 229
 230         for (i = 0; i < priv->nb_tx_queues; i++) {
 231                 mc_q->dev = dev;
 232                 mc_q->flow_id = 0xffff;
 233                 priv->tx_vq[i] = mc_q++;
 234                 dpaa2_q = (struct dpaa2_queue *)priv->tx_vq[i];
 235                 dpaa2_q->cscn = rte_malloc(NULL,
 236                                            sizeof(struct qbman_result), 16);
 237                 if (!dpaa2_q->cscn)
 238                         goto fail_tx;
 239         }
 240
 241         vq_id = 0;
 242         for (dist_idx = 0; dist_idx < priv->num_dist_per_tc[DPAA2_DEF_TC];
 243              dist_idx++) {
 244                 mcq = (struct dpaa2_queue *)priv->rx_vq[vq_id];
 245                 mcq->tc_index = DPAA2_DEF_TC;
 246                 mcq->flow_id = dist_idx;
 247                 vq_id++;
 248         }
 249
 250         return 0;
 251 fail_tx:
 252         i -= 1;
 253         while (i >= 0) {
 254                 dpaa2_q = (struct dpaa2_queue *)priv->tx_vq[i];
 255                 rte_free(dpaa2_q->cscn);
 256                 priv->tx_vq[i--] = NULL;
 257         }
 258         i = priv->nb_rx_queues;
 259 fail:
 260         i -= 1;
 261         mc_q = priv->rx_vq[0];
 262         while (i >= 0) {
 263                 dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[i];
 264                 dpaa2_free_dq_storage(dpaa2_q->q_storage);
 265                 rte_free(dpaa2_q->q_storage);
 266                 priv->rx_vq[i--] = NULL;
 267         }
 268         rte_free(mc_q);
 269         return -1;
 270 }
 271
 272 static int
 273 dpaa2_eth_dev_configure(struct rte_eth_dev *dev)
 274 {
 275         struct rte_eth_dev_data *data = dev->data;
 276         struct rte_eth_conf *eth_conf = &data->dev_conf;
 277         int ret;
 278
 279         PMD_INIT_FUNC_TRACE();
 280
 281         /* Check for correct configuration */
 282         if (eth_conf->rxmode.mq_mode != ETH_MQ_RX_RSS &&
 283             data->nb_rx_queues > 1) {
 284                 PMD_INIT_LOG(ERR, "Distribution is not enabled, "
 285                             "but Rx queues more than 1\n");
 286                 return -1;
 287         }
 288
 289         if (eth_conf->rxmode.mq_mode == ETH_MQ_RX_RSS) {
 290                 /* Return in case number of Rx queues is 1 */
 291                 if (data->nb_rx_queues == 1)
 292                         return 0;
 293                 ret = dpaa2_setup_flow_dist(dev,
 294                                 eth_conf->rx_adv_conf.rss_conf.rss_hf);
 295                 if (ret) {
 296                         PMD_INIT_LOG(ERR, "unable to set flow distribution."
 297                                      "please check queue config\n");
 298                         return ret;
 299                 }
 300         }
 301         return 0;
 302 }
 303
 304 /* Function to setup RX flow information. It contains traffic class ID,
 305  * flow ID, destination configuration etc.
 306  */
 307 static int
 308 dpaa2_dev_rx_queue_setup(struct rte_eth_dev *dev,
 309                          uint16_t rx_queue_id,
 310                          uint16_t nb_rx_desc __rte_unused,
 311                          unsigned int socket_id __rte_unused,
 312                          const struct rte_eth_rxconf *rx_conf __rte_unused,
 313                          struct rte_mempool *mb_pool)
 314 {
 315         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 316         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 317         struct dpaa2_queue *dpaa2_q;
 318         struct dpni_queue cfg;
 319         uint8_t options = 0;
 320         uint8_t flow_id;
 321         uint32_t bpid;
 322         int ret;
 323
 324         PMD_INIT_FUNC_TRACE();
 325
 326         PMD_INIT_LOG(DEBUG, "dev =%p, queue =%d, pool = %p, conf =%p",
 327                      dev, rx_queue_id, mb_pool, rx_conf);
 328
 329         if (!priv->bp_list || priv->bp_list->mp != mb_pool) {
 330                 bpid = mempool_to_bpid(mb_pool);
 331                 ret = dpaa2_attach_bp_list(priv,
 332                                            rte_dpaa2_bpid_info[bpid].bp_list);
 333                 if (ret)
 334                         return ret;
 335         }
 336         dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[rx_queue_id];
 337         dpaa2_q->mb_pool = mb_pool; /**< mbuf pool to populate RX ring. */
 338
 339         /*Get the tc id and flow id from given VQ id*/
 340         flow_id = rx_queue_id % priv->num_dist_per_tc[dpaa2_q->tc_index];
 341         memset(&cfg, 0, sizeof(struct dpni_queue));
 342
 343         options = options | DPNI_QUEUE_OPT_USER_CTX;
 344         cfg.user_context = (uint64_t)(dpaa2_q);
 345
 346         /*if ls2088 or rev2 device, enable the stashing */
 347         if ((qbman_get_version() & 0xFFFF0000) > QMAN_REV_4000) {
 348                 options |= DPNI_QUEUE_OPT_FLC;
 349                 cfg.flc.stash_control = true;
 350                 cfg.flc.value &= 0xFFFFFFFFFFFFFFC0;
 351                 /* 00 00 00 - last 6 bit represent annotation, context stashing,
 352                  * data stashing setting 01 01 00 (0x14) to enable
 353                  * 1 line data, 1 line annotation
 354                  */
 355                 cfg.flc.value |= 0x14;
 356         }
 357         ret = dpni_set_queue(dpni, CMD_PRI_LOW, priv->token, DPNI_QUEUE_RX,
 358                              dpaa2_q->tc_index, flow_id, options, &cfg);
 359         if (ret) {
 360                 PMD_INIT_LOG(ERR, "Error in setting the rx flow: = %d\n", ret);
 361                 return -1;
 362         }
 363
 364         if (!(priv->flags & DPAA2_RX_TAILDROP_OFF)) {
 365                 struct dpni_taildrop taildrop;
 366
 367                 taildrop.enable = 1;
 368                 /*enabling per rx queue congestion control */
 369                 taildrop.threshold = CONG_THRESHOLD_RX_Q;
 370                 taildrop.units = DPNI_CONGESTION_UNIT_BYTES;
 371                 PMD_INIT_LOG(DEBUG, "Enabling Early Drop on queue = %d",
 372                              rx_queue_id);
 373                 ret = dpni_set_taildrop(dpni, CMD_PRI_LOW, priv->token,
 374                                         DPNI_CP_QUEUE, DPNI_QUEUE_RX,
 375                                         dpaa2_q->tc_index, flow_id, &taildrop);
 376                 if (ret) {
 377                         PMD_INIT_LOG(ERR, "Error in setting the rx flow"
 378                                      " err : = %d\n", ret);
 379                         return -1;
 380                 }
 381         }
 382
 383         dev->data->rx_queues[rx_queue_id] = dpaa2_q;
 384         return 0;
 385 }
 386
 387 static int
 388 dpaa2_dev_tx_queue_setup(struct rte_eth_dev *dev,
 389                          uint16_t tx_queue_id,
 390                          uint16_t nb_tx_desc __rte_unused,
 391                          unsigned int socket_id __rte_unused,
 392                          const struct rte_eth_txconf *tx_conf __rte_unused)
 393 {
 394         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 395         struct dpaa2_queue *dpaa2_q = (struct dpaa2_queue *)
 396                 priv->tx_vq[tx_queue_id];
 397         struct fsl_mc_io *dpni = priv->hw;
 398         struct dpni_queue tx_conf_cfg;
 399         struct dpni_queue tx_flow_cfg;
 400         uint8_t options = 0, flow_id;
 401         uint32_t tc_id;
 402         int ret;
 403
 404         PMD_INIT_FUNC_TRACE();
 405
 406         /* Return if queue already configured */
 407         if (dpaa2_q->flow_id != 0xffff)
 408                 return 0;
 409
 410         memset(&tx_conf_cfg, 0, sizeof(struct dpni_queue));
 411         memset(&tx_flow_cfg, 0, sizeof(struct dpni_queue));
 412
 413         if (priv->num_tc == 1) {
 414                 tc_id = 0;
 415                 flow_id = tx_queue_id % priv->num_dist_per_tc[tc_id];
 416         } else {
 417                 tc_id = tx_queue_id;
 418                 flow_id = 0;
 419         }
 420
 421         ret = dpni_set_queue(dpni, CMD_PRI_LOW, priv->token, DPNI_QUEUE_TX,
 422                              tc_id, flow_id, options, &tx_flow_cfg);
 423         if (ret) {
 424                 PMD_INIT_LOG(ERR, "Error in setting the tx flow: "
 425                              "tc_id=%d, flow =%d ErrorCode = %x\n",
 426                              tc_id, flow_id, -ret);
 427                         return -1;
 428         }
 429
 430         dpaa2_q->flow_id = flow_id;
 431
 432         if (tx_queue_id == 0) {
 433                 /*Set tx-conf and error configuration*/
 434                 ret = dpni_set_tx_confirmation_mode(dpni, CMD_PRI_LOW,
 435                                                     priv->token,
 436                                                     DPNI_CONF_DISABLE);
 437                 if (ret) {
 438                         PMD_INIT_LOG(ERR, "Error in set tx conf mode settings"
 439                                      " ErrorCode = %x", ret);
 440                         return -1;
 441                 }
 442         }
 443         dpaa2_q->tc_index = tc_id;
 444
 445         if (priv->flags & DPAA2_TX_CGR_SUPPORT) {
 446                 struct dpni_congestion_notification_cfg cong_notif_cfg;
 447
 448                 cong_notif_cfg.units = DPNI_CONGESTION_UNIT_BYTES;
 449                 /* Notify about congestion when the queue size is 32 KB */
 450                 cong_notif_cfg.threshold_entry = CONG_ENTER_TX_THRESHOLD;
 451                 /* Notify that the queue is not congested when the data in
 452                  * the queue is below this thershold.
 453                  */
 454                 cong_notif_cfg.threshold_exit = CONG_EXIT_TX_THRESHOLD;
 455                 cong_notif_cfg.message_ctx = 0;
 456                 cong_notif_cfg.message_iova = (uint64_t)dpaa2_q->cscn;
 457                 cong_notif_cfg.dest_cfg.dest_type = DPNI_DEST_NONE;
 458                 cong_notif_cfg.notification_mode =
 459                                          DPNI_CONG_OPT_WRITE_MEM_ON_ENTER |
 460                                          DPNI_CONG_OPT_WRITE_MEM_ON_EXIT |
 461                                          DPNI_CONG_OPT_COHERENT_WRITE;
 462
 463                 ret = dpni_set_congestion_notification(dpni, CMD_PRI_LOW,
 464                                                        priv->token,
 465                                                        DPNI_QUEUE_TX,
 466                                                        tc_id,
 467                                                        &cong_notif_cfg);
 468                 if (ret) {
 469                         PMD_INIT_LOG(ERR,
 470                            "Error in setting tx congestion notification: = %d",
 471                            -ret);
 472                         return -ret;
 473                 }
 474         }
 475         dev->data->tx_queues[tx_queue_id] = dpaa2_q;
 476         return 0;
 477 }
 478
 479 static void
 480 dpaa2_dev_rx_queue_release(void *q __rte_unused)
 481 {
 482         PMD_INIT_FUNC_TRACE();
 483 }
 484
 485 static void
 486 dpaa2_dev_tx_queue_release(void *q __rte_unused)
 487 {
 488         PMD_INIT_FUNC_TRACE();
 489 }
 490
 491 static const uint32_t *
 492 dpaa2_supported_ptypes_get(struct rte_eth_dev *dev)
 493 {
 494         static const uint32_t ptypes[] = {
 495                 /*todo -= add more types */
 496                 RTE_PTYPE_L2_ETHER,
 497                 RTE_PTYPE_L3_IPV4,
 498                 RTE_PTYPE_L3_IPV4_EXT,
 499                 RTE_PTYPE_L3_IPV6,
 500                 RTE_PTYPE_L3_IPV6_EXT,
 501                 RTE_PTYPE_L4_TCP,
 502                 RTE_PTYPE_L4_UDP,
 503                 RTE_PTYPE_L4_SCTP,
 504                 RTE_PTYPE_L4_ICMP,
 505                 RTE_PTYPE_UNKNOWN
 506         };
 507
 508         if (dev->rx_pkt_burst == dpaa2_dev_prefetch_rx)
 509                 return ptypes;
 510         return NULL;
 511 }
 512
 513 static int
 514 dpaa2_dev_start(struct rte_eth_dev *dev)
 515 {
 516         struct rte_eth_dev_data *data = dev->data;
 517         struct dpaa2_dev_priv *priv = data->dev_private;
 518         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 519         struct dpni_queue cfg;
 520         struct dpni_error_cfg   err_cfg;
 521         uint16_t qdid;
 522         struct dpni_queue_id qid;
 523         struct dpaa2_queue *dpaa2_q;
 524         int ret, i;
 525
 526         PMD_INIT_FUNC_TRACE();
 527
 528         ret = dpni_enable(dpni, CMD_PRI_LOW, priv->token);
 529         if (ret) {
 530                 PMD_INIT_LOG(ERR, "Failure %d in enabling dpni %d device\n",
 531                              ret, priv->hw_id);
 532                 return ret;
 533         }
 534
 535         /* Power up the phy. Needed to make the link go Up */
 536         dpaa2_dev_set_link_up(dev);
 537
 538         ret = dpni_get_qdid(dpni, CMD_PRI_LOW, priv->token,
 539                             DPNI_QUEUE_TX, &qdid);
 540         if (ret) {
 541                 PMD_INIT_LOG(ERR, "Error to get qdid:ErrorCode = %d\n", ret);
 542                 return ret;
 543         }
 544         priv->qdid = qdid;
 545
 546         for (i = 0; i < data->nb_rx_queues; i++) {
 547                 dpaa2_q = (struct dpaa2_queue *)data->rx_queues[i];
 548                 ret = dpni_get_queue(dpni, CMD_PRI_LOW, priv->token,
 549                                      DPNI_QUEUE_RX, dpaa2_q->tc_index,
 550                                        dpaa2_q->flow_id, &cfg, &qid);
 551                 if (ret) {
 552                         PMD_INIT_LOG(ERR, "Error to get flow "
 553                                      "information Error code = %d\n", ret);
 554                         return ret;
 555                 }
 556                 dpaa2_q->fqid = qid.fqid;
 557         }
 558
 559         ret = dpni_set_offload(dpni, CMD_PRI_LOW, priv->token,
 560                                DPNI_OFF_RX_L3_CSUM, true);
 561         if (ret) {
 562                 PMD_INIT_LOG(ERR, "Error to set RX l3 csum:Error = %d\n", ret);
 563                 return ret;
 564         }
 565
 566         ret = dpni_set_offload(dpni, CMD_PRI_LOW, priv->token,
 567                                DPNI_OFF_RX_L4_CSUM, true);
 568         if (ret) {
 569                 PMD_INIT_LOG(ERR, "Error to get RX l4 csum:Error = %d\n", ret);
 570                 return ret;
 571         }
 572
 573         ret = dpni_set_offload(dpni, CMD_PRI_LOW, priv->token,
 574                                DPNI_OFF_TX_L3_CSUM, true);
 575         if (ret) {
 576                 PMD_INIT_LOG(ERR, "Error to set TX l3 csum:Error = %d\n", ret);
 577                 return ret;
 578         }
 579
 580         ret = dpni_set_offload(dpni, CMD_PRI_LOW, priv->token,
 581                                DPNI_OFF_TX_L4_CSUM, true);
 582         if (ret) {
 583                 PMD_INIT_LOG(ERR, "Error to get TX l4 csum:Error = %d\n", ret);
 584                 return ret;
 585         }
 586
 587         /*checksum errors, send them to normal path and set it in annotation */
 588         err_cfg.errors = DPNI_ERROR_L3CE | DPNI_ERROR_L4CE;
 589
 590         err_cfg.error_action = DPNI_ERROR_ACTION_CONTINUE;
 591         err_cfg.set_frame_annotation = true;
 592
 593         ret = dpni_set_errors_behavior(dpni, CMD_PRI_LOW,
 594                                        priv->token, &err_cfg);
 595         if (ret) {
 596                 PMD_INIT_LOG(ERR, "Error to dpni_set_errors_behavior:"
 597                              "code = %d\n", ret);
 598                 return ret;
 599         }
 600         /* VLAN Offload Settings */
 601         if (priv->max_vlan_filters)
 602                 dpaa2_vlan_offload_set(dev, ETH_VLAN_FILTER_MASK);
 603
 604         return 0;
 605 }
 606
 607 /**
 608  *  This routine disables all traffic on the adapter by issuing a
 609  *  global reset on the MAC.
 610  */
 611 static void
 612 dpaa2_dev_stop(struct rte_eth_dev *dev)
 613 {
 614         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 615         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 616         int ret;
 617         struct rte_eth_link link;
 618
 619         PMD_INIT_FUNC_TRACE();
 620
 621         dpaa2_dev_set_link_down(dev);
 622
 623         ret = dpni_disable(dpni, CMD_PRI_LOW, priv->token);
 624         if (ret) {
 625                 PMD_INIT_LOG(ERR, "Failure (ret %d) in disabling dpni %d dev\n",
 626                              ret, priv->hw_id);
 627                 return;
 628         }
 629
 630         /* clear the recorded link status */
 631         memset(&link, 0, sizeof(link));
 632         dpaa2_dev_atomic_write_link_status(dev, &link);
 633 }
 634
 635 static void
 636 dpaa2_dev_close(struct rte_eth_dev *dev)
 637 {
 638         struct rte_eth_dev_data *data = dev->data;
 639         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 640         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 641         int i, ret;
 642         struct rte_eth_link link;
 643         struct dpaa2_queue *dpaa2_q;
 644
 645         PMD_INIT_FUNC_TRACE();
 646
 647         for (i = 0; i < data->nb_tx_queues; i++) {
 648                 dpaa2_q = (struct dpaa2_queue *)data->tx_queues[i];
 649                 if (!dpaa2_q->cscn) {
 650                         rte_free(dpaa2_q->cscn);
 651                         dpaa2_q->cscn = NULL;
 652                 }
 653         }
 654
 655         /* Clean the device first */
 656         ret = dpni_reset(dpni, CMD_PRI_LOW, priv->token);
 657         if (ret) {
 658                 PMD_INIT_LOG(ERR, "Failure cleaning dpni device with"
 659                              " error code %d\n", ret);
 660                 return;
 661         }
 662
 663         memset(&link, 0, sizeof(link));
 664         dpaa2_dev_atomic_write_link_status(dev, &link);
 665 }
 666
 667 static void
 668 dpaa2_dev_promiscuous_enable(
 669                 struct rte_eth_dev *dev)
 670 {
 671         int ret;
 672         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 673         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 674
 675         PMD_INIT_FUNC_TRACE();
 676
 677         if (dpni == NULL) {
 678                 RTE_LOG(ERR, PMD, "dpni is NULL");
 679                 return;
 680         }
 681
 682         ret = dpni_set_unicast_promisc(dpni, CMD_PRI_LOW, priv->token, true);
 683         if (ret < 0)
 684                 RTE_LOG(ERR, PMD, "Unable to enable U promisc mode %d", ret);
 685
 686         ret = dpni_set_multicast_promisc(dpni, CMD_PRI_LOW, priv->token, true);
 687         if (ret < 0)
 688                 RTE_LOG(ERR, PMD, "Unable to enable M promisc mode %d", ret);
 689 }
 690
 691 static void
 692 dpaa2_dev_promiscuous_disable(
 693                 struct rte_eth_dev *dev)
 694 {
 695         int ret;
 696         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 697         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 698
 699         PMD_INIT_FUNC_TRACE();
 700
 701         if (dpni == NULL) {
 702                 RTE_LOG(ERR, PMD, "dpni is NULL");
 703                 return;
 704         }
 705
 706         ret = dpni_set_unicast_promisc(dpni, CMD_PRI_LOW, priv->token, false);
 707         if (ret < 0)
 708                 RTE_LOG(ERR, PMD, "Unable to disable U promisc mode %d", ret);
 709
 710         if (dev->data->all_multicast == 0) {
 711                 ret = dpni_set_multicast_promisc(dpni, CMD_PRI_LOW,
 712                                                  priv->token, false);
 713                 if (ret < 0)
 714                         RTE_LOG(ERR, PMD, "Unable to disable M promisc mode %d",
 715                                 ret);
 716         }
 717 }
 718
 719 static void
 720 dpaa2_dev_allmulticast_enable(
 721                 struct rte_eth_dev *dev)
 722 {
 723         int ret;
 724         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 725         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 726
 727         PMD_INIT_FUNC_TRACE();
 728
 729         if (dpni == NULL) {
 730                 RTE_LOG(ERR, PMD, "dpni is NULL");
 731                 return;
 732         }
 733
 734         ret = dpni_set_multicast_promisc(dpni, CMD_PRI_LOW, priv->token, true);
 735         if (ret < 0)
 736                 RTE_LOG(ERR, PMD, "Unable to enable multicast mode %d", ret);
 737 }
 738
 739 static void
 740 dpaa2_dev_allmulticast_disable(struct rte_eth_dev *dev)
 741 {
 742         int ret;
 743         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 744         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 745
 746         PMD_INIT_FUNC_TRACE();
 747
 748         if (dpni == NULL) {
 749                 RTE_LOG(ERR, PMD, "dpni is NULL");
 750                 return;
 751         }
 752
 753         /* must remain on for all promiscuous */
 754         if (dev->data->promiscuous == 1)
 755                 return;
 756
 757         ret = dpni_set_multicast_promisc(dpni, CMD_PRI_LOW, priv->token, false);
 758         if (ret < 0)
 759                 RTE_LOG(ERR, PMD, "Unable to disable multicast mode %d", ret);
 760 }
 761
 762 static int
 763 dpaa2_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
 764 {
 765         int ret;
 766         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 767         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 768         uint32_t frame_size = mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
 769
 770         PMD_INIT_FUNC_TRACE();
 771
 772         if (dpni == NULL) {
 773                 RTE_LOG(ERR, PMD, "dpni is NULL");
 774                 return -EINVAL;
 775         }
 776
 777         /* check that mtu is within the allowed range */
 778         if ((mtu < ETHER_MIN_MTU) || (frame_size > DPAA2_MAX_RX_PKT_LEN))
 779                 return -EINVAL;
 780
 781         /* Set the Max Rx frame length as 'mtu' +
 782          * Maximum Ethernet header length
 783          */
 784         ret = dpni_set_max_frame_length(dpni, CMD_PRI_LOW, priv->token,
 785                                         mtu + ETH_VLAN_HLEN);
 786         if (ret) {
 787                 PMD_DRV_LOG(ERR, "setting the max frame length failed");
 788                 return -1;
 789         }
 790         PMD_DRV_LOG(INFO, "MTU is configured %d for the device\n", mtu);
 791         return 0;
 792 }
 793
 794 static int
 795 dpaa2_dev_add_mac_addr(struct rte_eth_dev *dev,
 796                        struct ether_addr *addr,
 797                        __rte_unused uint32_t index,
 798                        __rte_unused uint32_t pool)
 799 {
 800         int ret;
 801         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 802         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 803
 804         PMD_INIT_FUNC_TRACE();
 805
 806         if (dpni == NULL) {
 807                 RTE_LOG(ERR, PMD, "dpni is NULL");
 808                 return -1;
 809         }
 810
 811         ret = dpni_add_mac_addr(dpni, CMD_PRI_LOW,
 812                                 priv->token, addr->addr_bytes);
 813         if (ret)
 814                 RTE_LOG(ERR, PMD, "error: Adding the MAC ADDR failed:"
 815                         " err = %d", ret);
 816         return 0;
 817 }
 818
 819 static void
 820 dpaa2_dev_remove_mac_addr(struct rte_eth_dev *dev,
 821                           uint32_t index)
 822 {
 823         int ret;
 824         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 825         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 826         struct rte_eth_dev_data *data = dev->data;
 827         struct ether_addr *macaddr;
 828
 829         PMD_INIT_FUNC_TRACE();
 830
 831         macaddr = &data->mac_addrs[index];
 832
 833         if (dpni == NULL) {
 834                 RTE_LOG(ERR, PMD, "dpni is NULL");
 835                 return;
 836         }
 837
 838         ret = dpni_remove_mac_addr(dpni, CMD_PRI_LOW,
 839                                    priv->token, macaddr->addr_bytes);
 840         if (ret)
 841                 RTE_LOG(ERR, PMD, "error: Removing the MAC ADDR failed:"
 842                         " err = %d", ret);
 843 }
 844
 845 static void
 846 dpaa2_dev_set_mac_addr(struct rte_eth_dev *dev,
 847                        struct ether_addr *addr)
 848 {
 849         int ret;
 850         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 851         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 852
 853         PMD_INIT_FUNC_TRACE();
 854
 855         if (dpni == NULL) {
 856                 RTE_LOG(ERR, PMD, "dpni is NULL");
 857                 return;
 858         }
 859
 860         ret = dpni_set_primary_mac_addr(dpni, CMD_PRI_LOW,
 861                                         priv->token, addr->addr_bytes);
 862
 863         if (ret)
 864                 RTE_LOG(ERR, PMD, "error: Setting the MAC ADDR failed %d", ret);
 865 }
 866 static
 867 void dpaa2_dev_stats_get(struct rte_eth_dev *dev,
 868                          struct rte_eth_stats *stats)
 869 {
 870         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 871         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 872         int32_t  retcode;
 873         uint8_t page0 = 0, page1 = 1, page2 = 2;
 874         union dpni_statistics value;
 875
 876         memset(&value, 0, sizeof(union dpni_statistics));
 877
 878         PMD_INIT_FUNC_TRACE();
 879
 880         if (!dpni) {
 881                 RTE_LOG(ERR, PMD, "dpni is NULL");
 882                 return;
 883         }
 884
 885         if (!stats) {
 886                 RTE_LOG(ERR, PMD, "stats is NULL");
 887                 return;
 888         }
 889
 890         /*Get Counters from page_0*/
 891         retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
 892                                       page0, &value);
 893         if (retcode)
 894                 goto err;
 895
 896         stats->ipackets = value.page_0.ingress_all_frames;
 897         stats->ibytes = value.page_0.ingress_all_bytes;
 898
 899         /*Get Counters from page_1*/
 900         retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
 901                                       page1, &value);
 902         if (retcode)
 903                 goto err;
 904
 905         stats->opackets = value.page_1.egress_all_frames;
 906         stats->obytes = value.page_1.egress_all_bytes;
 907
 908         /*Get Counters from page_2*/
 909         retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
 910                                       page2, &value);
 911         if (retcode)
 912                 goto err;
 913
 914         /* Ingress drop frame count due to configured rules */
 915         stats->ierrors = value.page_2.ingress_filtered_frames;
 916         /* Ingress drop frame count due to error */
 917         stats->ierrors += value.page_2.ingress_discarded_frames;
 918
 919         stats->oerrors = value.page_2.egress_discarded_frames;
 920         stats->imissed = value.page_2.ingress_nobuffer_discards;
 921
 922         return;
 923
 924 err:
 925         RTE_LOG(ERR, PMD, "Operation not completed:Error Code = %d\n", retcode);
 926         return;
 927 };
 928
 929 static
 930 void dpaa2_dev_stats_reset(struct rte_eth_dev *dev)
 931 {
 932         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 933         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 934         int32_t  retcode;
 935
 936         PMD_INIT_FUNC_TRACE();
 937
 938         if (dpni == NULL) {
 939                 RTE_LOG(ERR, PMD, "dpni is NULL");
 940                 return;
 941         }
 942
 943         retcode =  dpni_reset_statistics(dpni, CMD_PRI_LOW, priv->token);
 944         if (retcode)
 945                 goto error;
 946
 947         return;
 948
 949 error:
 950         RTE_LOG(ERR, PMD, "Operation not completed:Error Code = %d\n", retcode);
 951         return;
 952 };
 953
 954 /* return 0 means link status changed, -1 means not changed */
 955 static int
 956 dpaa2_dev_link_update(struct rte_eth_dev *dev,
 957                         int wait_to_complete __rte_unused)
 958 {
 959         int ret;
 960         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 961         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 962         struct rte_eth_link link, old;
 963         struct dpni_link_state state = {0};
 964
 965         PMD_INIT_FUNC_TRACE();
 966
 967         if (dpni == NULL) {
 968                 RTE_LOG(ERR, PMD, "error : dpni is NULL");
 969                 return 0;
 970         }
 971         memset(&old, 0, sizeof(old));
 972         dpaa2_dev_atomic_read_link_status(dev, &old);
 973
 974         ret = dpni_get_link_state(dpni, CMD_PRI_LOW, priv->token, &state);
 975         if (ret < 0) {
 976                 RTE_LOG(ERR, PMD, "error: dpni_get_link_state %d", ret);
 977                 return -1;
 978         }
 979
 980         if ((old.link_status == state.up) && (old.link_speed == state.rate)) {
 981                 RTE_LOG(DEBUG, PMD, "No change in status\n");
 982                 return -1;
 983         }
 984
 985         memset(&link, 0, sizeof(struct rte_eth_link));
 986         link.link_status = state.up;
 987         link.link_speed = state.rate;
 988
 989         if (state.options & DPNI_LINK_OPT_HALF_DUPLEX)
 990                 link.link_duplex = ETH_LINK_HALF_DUPLEX;
 991         else
 992                 link.link_duplex = ETH_LINK_FULL_DUPLEX;
 993
 994         dpaa2_dev_atomic_write_link_status(dev, &link);
 995
 996         if (link.link_status)
 997                 PMD_DRV_LOG(INFO, "Port %d Link is Up\n", dev->data->port_id);
 998         else
 999                 PMD_DRV_LOG(INFO, "Port %d Link is Down\n", dev->data->port_id);
1000         return 0;
1001 }
1002
1003 /**
1004  * Toggle the DPNI to enable, if not already enabled.
1005  * This is not strictly PHY up/down - it is more of logical toggling.
1006  */
1007 static int
1008 dpaa2_dev_set_link_up(struct rte_eth_dev *dev)
1009 {
1010         int ret = -EINVAL;
1011         struct dpaa2_dev_priv *priv;
1012         struct fsl_mc_io *dpni;
1013         int en = 0;
1014
1015         PMD_INIT_FUNC_TRACE();
1016
1017         priv = dev->data->dev_private;
1018         dpni = (struct fsl_mc_io *)priv->hw;
1019
1020         if (dpni == NULL) {
1021                 RTE_LOG(ERR, PMD, "Device has not yet been configured");
1022                 return ret;
1023         }
1024
1025         /* Check if DPNI is currently enabled */
1026         ret = dpni_is_enabled(dpni, CMD_PRI_LOW, priv->token, &en);
1027         if (ret) {
1028                 /* Unable to obtain dpni status; Not continuing */
1029                 PMD_DRV_LOG(ERR, "Interface Link UP failed (%d)", ret);
1030                 return -EINVAL;
1031         }
1032
1033         /* Enable link if not already enabled */
1034         if (!en) {
1035                 ret = dpni_enable(dpni, CMD_PRI_LOW, priv->token);
1036                 if (ret) {
1037                         PMD_DRV_LOG(ERR, "Interface Link UP failed (%d)", ret);
1038                         return -EINVAL;
1039                 }
1040         }
1041         /* changing tx burst function to start enqueues */
1042         dev->tx_pkt_burst = dpaa2_dev_tx;
1043         dev->data->dev_link.link_status = 1;
1044
1045         PMD_DRV_LOG(INFO, "Port %d Link UP successful", dev->data->port_id);
1046         return ret;
1047 }
1048
1049 /**
1050  * Toggle the DPNI to disable, if not already disabled.
1051  * This is not strictly PHY up/down - it is more of logical toggling.
1052  */
1053 static int
1054 dpaa2_dev_set_link_down(struct rte_eth_dev *dev)
1055 {
1056         int ret = -EINVAL;
1057         struct dpaa2_dev_priv *priv;
1058         struct fsl_mc_io *dpni;
1059         int dpni_enabled = 0;
1060         int retries = 10;
1061
1062         PMD_INIT_FUNC_TRACE();
1063
1064         priv = dev->data->dev_private;
1065         dpni = (struct fsl_mc_io *)priv->hw;
1066
1067         if (dpni == NULL) {
1068                 RTE_LOG(ERR, PMD, "Device has not yet been configured");
1069                 return ret;
1070         }
1071
1072         /*changing  tx burst function to avoid any more enqueues */
1073         dev->tx_pkt_burst = dummy_dev_tx;
1074
1075         /* Loop while dpni_disable() attempts to drain the egress FQs
1076          * and confirm them back to us.
1077          */
1078         do {
1079                 ret = dpni_disable(dpni, 0, priv->token);
1080                 if (ret) {
1081                         PMD_DRV_LOG(ERR, "dpni disable failed (%d)", ret);
1082                         return ret;
1083                 }
1084                 ret = dpni_is_enabled(dpni, 0, priv->token, &dpni_enabled);
1085                 if (ret) {
1086                         PMD_DRV_LOG(ERR, "dpni_is_enabled failed (%d)", ret);
1087                         return ret;
1088                 }
1089                 if (dpni_enabled)
1090                         /* Allow the MC some slack */
1091                         rte_delay_us(100 * 1000);
1092         } while (dpni_enabled && --retries);
1093
1094         if (!retries) {
1095                 PMD_DRV_LOG(WARNING, "Retry count exceeded disabling DPNI\n");
1096                 /* todo- we may have to manually cleanup queues.
1097                  */
1098         } else {
1099                 PMD_DRV_LOG(INFO, "Port %d Link DOWN successful",
1100                             dev->data->port_id);
1101         }
1102
1103         dev->data->dev_link.link_status = 0;
1104
1105         return ret;
1106 }
1107
1108 static struct eth_dev_ops dpaa2_ethdev_ops = {
1109         .dev_configure    = dpaa2_eth_dev_configure,
1110         .dev_start            = dpaa2_dev_start,
1111         .dev_stop             = dpaa2_dev_stop,
1112         .dev_close            = dpaa2_dev_close,
1113         .promiscuous_enable   = dpaa2_dev_promiscuous_enable,
1114         .promiscuous_disable  = dpaa2_dev_promiscuous_disable,
1115         .allmulticast_enable  = dpaa2_dev_allmulticast_enable,
1116         .allmulticast_disable = dpaa2_dev_allmulticast_disable,
1117         .dev_set_link_up      = dpaa2_dev_set_link_up,
1118         .dev_set_link_down    = dpaa2_dev_set_link_down,
1119         .link_update       = dpaa2_dev_link_update,
1120         .stats_get             = dpaa2_dev_stats_get,
1121         .stats_reset       = dpaa2_dev_stats_reset,
1122         .dev_infos_get     = dpaa2_dev_info_get,
1123         .dev_supported_ptypes_get = dpaa2_supported_ptypes_get,
1124         .mtu_set           = dpaa2_dev_mtu_set,
1125         .vlan_filter_set      = dpaa2_vlan_filter_set,
1126         .vlan_offload_set     = dpaa2_vlan_offload_set,
1127         .rx_queue_setup    = dpaa2_dev_rx_queue_setup,
1128         .rx_queue_release  = dpaa2_dev_rx_queue_release,
1129         .tx_queue_setup    = dpaa2_dev_tx_queue_setup,
1130         .tx_queue_release  = dpaa2_dev_tx_queue_release,
1131         .mac_addr_add         = dpaa2_dev_add_mac_addr,
1132         .mac_addr_remove      = dpaa2_dev_remove_mac_addr,
1133         .mac_addr_set         = dpaa2_dev_set_mac_addr,
1134 };
1135
1136 static int
1137 dpaa2_dev_init(struct rte_eth_dev *eth_dev)
1138 {
1139         struct rte_device *dev = eth_dev->device;
1140         struct rte_dpaa2_device *dpaa2_dev;
1141         struct fsl_mc_io *dpni_dev;
1142         struct dpni_attr attr;
1143         struct dpaa2_dev_priv *priv = eth_dev->data->dev_private;
1144         struct dpni_buffer_layout layout;
1145         int i, ret, hw_id;
1146
1147         PMD_INIT_FUNC_TRACE();
1148
1149         /* For secondary processes, the primary has done all the work */
1150         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1151                 return 0;
1152
1153         dpaa2_dev = container_of(dev, struct rte_dpaa2_device, device);
1154
1155         hw_id = dpaa2_dev->object_id;
1156
1157         dpni_dev = rte_malloc(NULL, sizeof(struct fsl_mc_io), 0);
1158         if (!dpni_dev) {
1159                 PMD_INIT_LOG(ERR, "malloc failed for dpni device\n");
1160                 return -1;
1161         }
1162
1163         dpni_dev->regs = rte_mcp_ptr_list[0];
1164         ret = dpni_open(dpni_dev, CMD_PRI_LOW, hw_id, &priv->token);
1165         if (ret) {
1166                 PMD_INIT_LOG(ERR,
1167                              "Failure in opening dpni@%d with err code %d\n",
1168                              hw_id, ret);
1169                 rte_free(dpni_dev);
1170                 return -1;
1171         }
1172
1173         /* Clean the device first */
1174         ret = dpni_reset(dpni_dev, CMD_PRI_LOW, priv->token);
1175         if (ret) {
1176                 PMD_INIT_LOG(ERR,
1177                              "Failure cleaning dpni@%d with err code %d\n",
1178                              hw_id, ret);
1179                 goto init_err;
1180         }
1181
1182         ret = dpni_get_attributes(dpni_dev, CMD_PRI_LOW, priv->token, &attr);
1183         if (ret) {
1184                 PMD_INIT_LOG(ERR,
1185                              "Failure in get dpni@%d attribute, err code %d\n",
1186                              hw_id, ret);
1187                 goto init_err;
1188         }
1189
1190         priv->num_tc = attr.num_tcs;
1191         for (i = 0; i < attr.num_tcs; i++) {
1192                 priv->num_dist_per_tc[i] = attr.num_queues;
1193                 break;
1194         }
1195
1196         /* Distribution is per Tc only,
1197          * so choosing RX queues from default TC only
1198          */
1199         priv->nb_rx_queues = priv->num_dist_per_tc[DPAA2_DEF_TC];
1200
1201         if (attr.num_tcs == 1)
1202                 priv->nb_tx_queues = attr.num_queues;
1203         else
1204                 priv->nb_tx_queues = attr.num_tcs;
1205
1206         PMD_INIT_LOG(DEBUG, "num_tc %d", priv->num_tc);
1207         PMD_INIT_LOG(DEBUG, "nb_rx_queues %d", priv->nb_rx_queues);
1208
1209         priv->hw = dpni_dev;
1210         priv->hw_id = hw_id;
1211         priv->options = attr.options;
1212         priv->max_mac_filters = attr.mac_filter_entries;
1213         priv->max_vlan_filters = attr.vlan_filter_entries;
1214         priv->flags = 0;
1215
1216         priv->flags |= DPAA2_TX_CGR_SUPPORT;
1217         PMD_INIT_LOG(INFO, "Enable the tx congestion control support");
1218
1219         /* Allocate memory for hardware structure for queues */
1220         ret = dpaa2_alloc_rx_tx_queues(eth_dev);
1221         if (ret) {
1222                 PMD_INIT_LOG(ERR, "dpaa2_alloc_rx_tx_queuesFailed\n");
1223                 goto init_err;
1224         }
1225
1226         /* Allocate memory for storing MAC addresses */
1227         eth_dev->data->mac_addrs = rte_zmalloc("dpni",
1228                 ETHER_ADDR_LEN * attr.mac_filter_entries, 0);
1229         if (eth_dev->data->mac_addrs == NULL) {
1230                 PMD_INIT_LOG(ERR,
1231                    "Failed to allocate %d bytes needed to store MAC addresses",
1232                              ETHER_ADDR_LEN * attr.mac_filter_entries);
1233                 ret = -ENOMEM;
1234                 goto init_err;
1235         }
1236
1237         ret = dpni_get_primary_mac_addr(dpni_dev, CMD_PRI_LOW,
1238                                         priv->token,
1239                         (uint8_t *)(eth_dev->data->mac_addrs[0].addr_bytes));
1240         if (ret) {
1241                 PMD_INIT_LOG(ERR, "DPNI get mac address failed:Err Code = %d\n",
1242                              ret);
1243                 goto init_err;
1244         }
1245
1246         /* ... tx buffer layout ... */
1247         memset(&layout, 0, sizeof(struct dpni_buffer_layout));
1248         layout.options = DPNI_BUF_LAYOUT_OPT_FRAME_STATUS;
1249         layout.pass_frame_status = 1;
1250         ret = dpni_set_buffer_layout(dpni_dev, CMD_PRI_LOW, priv->token,
1251                                      DPNI_QUEUE_TX, &layout);
1252         if (ret) {
1253                 PMD_INIT_LOG(ERR, "Error (%d) in setting tx buffer layout",
1254                              ret);
1255                 goto init_err;
1256         }
1257
1258         /* ... tx-conf and error buffer layout ... */
1259         memset(&layout, 0, sizeof(struct dpni_buffer_layout));
1260         layout.options = DPNI_BUF_LAYOUT_OPT_FRAME_STATUS;
1261         layout.pass_frame_status = 1;
1262         ret = dpni_set_buffer_layout(dpni_dev, CMD_PRI_LOW, priv->token,
1263                                      DPNI_QUEUE_TX_CONFIRM, &layout);
1264         if (ret) {
1265                 PMD_INIT_LOG(ERR, "Error (%d) in setting tx-conf buffer layout",
1266                              ret);
1267                 goto init_err;
1268         }
1269
1270         eth_dev->dev_ops = &dpaa2_ethdev_ops;
1271         eth_dev->data->drv_name = rte_dpaa2_pmd.driver.name;
1272
1273         eth_dev->rx_pkt_burst = dpaa2_dev_prefetch_rx;
1274         eth_dev->tx_pkt_burst = dpaa2_dev_tx;
1275         rte_fslmc_vfio_dmamap();
1276
1277         return 0;
1278 init_err:
1279         dpaa2_dev_uninit(eth_dev);
1280         return ret;
1281 }
1282
1283 static int
1284 dpaa2_dev_uninit(struct rte_eth_dev *eth_dev)
1285 {
1286         struct dpaa2_dev_priv *priv = eth_dev->data->dev_private;
1287         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1288         int i, ret;
1289         struct dpaa2_queue *dpaa2_q;
1290
1291         PMD_INIT_FUNC_TRACE();
1292
1293         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1294                 return -EPERM;
1295
1296         if (!dpni) {
1297                 PMD_INIT_LOG(WARNING, "Already closed or not started");
1298                 return -1;
1299         }
1300
1301         dpaa2_dev_close(eth_dev);
1302
1303         if (priv->rx_vq[0]) {
1304                 /* cleaning up queue storage */
1305                 for (i = 0; i < priv->nb_rx_queues; i++) {
1306                         dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[i];
1307                         if (dpaa2_q->q_storage)
1308                                 rte_free(dpaa2_q->q_storage);
1309                 }
1310                 /*free the all queue memory */
1311                 rte_free(priv->rx_vq[0]);
1312                 priv->rx_vq[0] = NULL;
1313         }
1314
1315         /* free memory for storing MAC addresses */
1316         if (eth_dev->data->mac_addrs) {
1317                 rte_free(eth_dev->data->mac_addrs);
1318                 eth_dev->data->mac_addrs = NULL;
1319         }
1320
1321         /* Close the device at underlying layer*/
1322         ret = dpni_close(dpni, CMD_PRI_LOW, priv->token);
1323         if (ret) {
1324                 PMD_INIT_LOG(ERR,
1325                              "Failure closing dpni device with err code %d\n",
1326                              ret);
1327         }
1328
1329         /* Free the allocated memory for ethernet private data and dpni*/
1330         priv->hw = NULL;
1331         rte_free(dpni);
1332
1333         eth_dev->dev_ops = NULL;
1334         eth_dev->rx_pkt_burst = NULL;
1335         eth_dev->tx_pkt_burst = NULL;
1336
1337         return 0;
1338 }
1339
1340 static int
1341 rte_dpaa2_probe(struct rte_dpaa2_driver *dpaa2_drv __rte_unused,
1342                 struct rte_dpaa2_device *dpaa2_dev)
1343 {
1344         struct rte_eth_dev *eth_dev;
1345         char ethdev_name[RTE_ETH_NAME_MAX_LEN];
1346
1347         int diag;
1348
1349         sprintf(ethdev_name, "dpni-%d", dpaa2_dev->object_id);
1350
1351         eth_dev = rte_eth_dev_allocate(ethdev_name);
1352         if (eth_dev == NULL)
1353                 return -ENOMEM;
1354
1355         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
1356                 eth_dev->data->dev_private = rte_zmalloc(
1357                                                 "ethdev private structure",
1358                                                 sizeof(struct dpaa2_dev_priv),
1359                                                 RTE_CACHE_LINE_SIZE);
1360                 if (eth_dev->data->dev_private == NULL) {
1361                         PMD_INIT_LOG(CRIT, "Cannot allocate memzone for"
1362                                      " private port data\n");
1363                         rte_eth_dev_release_port(eth_dev);
1364                         return -ENOMEM;
1365                 }
1366         }
1367         eth_dev->device = &dpaa2_dev->device;
1368         dpaa2_dev->eth_dev = eth_dev;
1369         eth_dev->data->rx_mbuf_alloc_failed = 0;
1370
1371         /* Invoke PMD device initialization function */
1372         diag = dpaa2_dev_init(eth_dev);
1373         if (diag == 0)
1374                 return 0;
1375
1376         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
1377                 rte_free(eth_dev->data->dev_private);
1378         rte_eth_dev_release_port(eth_dev);
1379         return diag;
1380 }
1381
1382 static int
1383 rte_dpaa2_remove(struct rte_dpaa2_device *dpaa2_dev)
1384 {
1385         struct rte_eth_dev *eth_dev;
1386
1387         eth_dev = dpaa2_dev->eth_dev;
1388         dpaa2_dev_uninit(eth_dev);
1389
1390         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
1391                 rte_free(eth_dev->data->dev_private);
1392         rte_eth_dev_release_port(eth_dev);
1393
1394         return 0;
1395 }
1396
1397 static struct rte_dpaa2_driver rte_dpaa2_pmd = {
1398         .drv_type = DPAA2_MC_DPNI_DEVID,
1399         .probe = rte_dpaa2_probe,
1400         .remove = rte_dpaa2_remove,
1401 };
1402
1403 RTE_PMD_REGISTER_DPAA2(net_dpaa2, rte_dpaa2_pmd);