drivers/net/dpaa2/dpaa2_ethdev.c

   1 /* * SPDX-License-Identifier: BSD-3-Clause
   2  *
   3  *   Copyright (c) 2016 Freescale Semiconductor, Inc. All rights reserved.
   4  *   Copyright 2016 NXP
   5  *
   6  */
   7
   8 #include <time.h>
   9 #include <net/if.h>
  10
  11 #include <rte_mbuf.h>
  12 #include <rte_ethdev.h>
  13 #include <rte_malloc.h>
  14 #include <rte_memcpy.h>
  15 #include <rte_string_fns.h>
  16 #include <rte_cycles.h>
  17 #include <rte_kvargs.h>
  18 #include <rte_dev.h>
  19 #include <rte_fslmc.h>
  20
  21 #include <fslmc_logs.h>
  22 #include <fslmc_vfio.h>
  23 #include <dpaa2_hw_pvt.h>
  24 #include <dpaa2_hw_mempool.h>
  25 #include <dpaa2_hw_dpio.h>
  26 #include <mc/fsl_dpmng.h>
  27 #include "dpaa2_ethdev.h"
  28 #include <fsl_qbman_debug.h>
  29
  30 struct rte_dpaa2_xstats_name_off {
  31         char name[RTE_ETH_XSTATS_NAME_SIZE];
  32         uint8_t page_id; /* dpni statistics page id */
  33         uint8_t stats_id; /* stats id in the given page */
  34 };
  35
  36 static const struct rte_dpaa2_xstats_name_off dpaa2_xstats_strings[] = {
  37         {"ingress_multicast_frames", 0, 2},
  38         {"ingress_multicast_bytes", 0, 3},
  39         {"ingress_broadcast_frames", 0, 4},
  40         {"ingress_broadcast_bytes", 0, 5},
  41         {"egress_multicast_frames", 1, 2},
  42         {"egress_multicast_bytes", 1, 3},
  43         {"egress_broadcast_frames", 1, 4},
  44         {"egress_broadcast_bytes", 1, 5},
  45         {"ingress_filtered_frames", 2, 0},
  46         {"ingress_discarded_frames", 2, 1},
  47         {"ingress_nobuffer_discards", 2, 2},
  48         {"egress_discarded_frames", 2, 3},
  49         {"egress_confirmed_frames", 2, 4},
  50 };
  51
  52 static struct rte_dpaa2_driver rte_dpaa2_pmd;
  53 static int dpaa2_dev_uninit(struct rte_eth_dev *eth_dev);
  54 static int dpaa2_dev_link_update(struct rte_eth_dev *dev,
  55                                  int wait_to_complete);
  56 static int dpaa2_dev_set_link_up(struct rte_eth_dev *dev);
  57 static int dpaa2_dev_set_link_down(struct rte_eth_dev *dev);
  58 static int dpaa2_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu);
  59
  60 /**
  61  * Atomically reads the link status information from global
  62  * structure rte_eth_dev.
  63  *
  64  * @param dev
  65  *   - Pointer to the structure rte_eth_dev to read from.
  66  *   - Pointer to the buffer to be saved with the link status.
  67  *
  68  * @return
  69  *   - On success, zero.
  70  *   - On failure, negative value.
  71  */
  72 static inline int
  73 dpaa2_dev_atomic_read_link_status(struct rte_eth_dev *dev,
  74                                   struct rte_eth_link *link)
  75 {
  76         struct rte_eth_link *dst = link;
  77         struct rte_eth_link *src = &dev->data->dev_link;
  78
  79         if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
  80                                 *(uint64_t *)src) == 0)
  81                 return -1;
  82
  83         return 0;
  84 }
  85
  86 /**
  87  * Atomically writes the link status information into global
  88  * structure rte_eth_dev.
  89  *
  90  * @param dev
  91  *   - Pointer to the structure rte_eth_dev to read from.
  92  *   - Pointer to the buffer to be saved with the link status.
  93  *
  94  * @return
  95  *   - On success, zero.
  96  *   - On failure, negative value.
  97  */
  98 static inline int
  99 dpaa2_dev_atomic_write_link_status(struct rte_eth_dev *dev,
 100                                    struct rte_eth_link *link)
 101 {
 102         struct rte_eth_link *dst = &dev->data->dev_link;
 103         struct rte_eth_link *src = link;
 104
 105         if (rte_atomic64_cmpset((uint64_t *)dst, *(uint64_t *)dst,
 106                                 *(uint64_t *)src) == 0)
 107                 return -1;
 108
 109         return 0;
 110 }
 111
 112 static int
 113 dpaa2_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on)
 114 {
 115         int ret;
 116         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 117         struct fsl_mc_io *dpni = priv->hw;
 118
 119         PMD_INIT_FUNC_TRACE();
 120
 121         if (dpni == NULL) {
 122                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
 123                 return -1;
 124         }
 125
 126         if (on)
 127                 ret = dpni_add_vlan_id(dpni, CMD_PRI_LOW,
 128                                        priv->token, vlan_id);
 129         else
 130                 ret = dpni_remove_vlan_id(dpni, CMD_PRI_LOW,
 131                                           priv->token, vlan_id);
 132
 133         if (ret < 0)
 134                 PMD_DRV_LOG(ERR, "ret = %d Unable to add/rem vlan %d hwid =%d",
 135                             ret, vlan_id, priv->hw_id);
 136
 137         return ret;
 138 }
 139
 140 static int
 141 dpaa2_vlan_offload_set(struct rte_eth_dev *dev, int mask)
 142 {
 143         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 144         struct fsl_mc_io *dpni = priv->hw;
 145         int ret;
 146
 147         PMD_INIT_FUNC_TRACE();
 148
 149         if (mask & ETH_VLAN_FILTER_MASK) {
 150                 /* VLAN Filter not avaialble */
 151                 if (!priv->max_vlan_filters) {
 152                         RTE_LOG(INFO, PMD, "VLAN filter not available\n");
 153                         goto next_mask;
 154                 }
 155
 156                 if (dev->data->dev_conf.rxmode.hw_vlan_filter)
 157                         ret = dpni_enable_vlan_filter(dpni, CMD_PRI_LOW,
 158                                                       priv->token, true);
 159                 else
 160                         ret = dpni_enable_vlan_filter(dpni, CMD_PRI_LOW,
 161                                                       priv->token, false);
 162                 if (ret < 0)
 163                         RTE_LOG(ERR, PMD, "Unable to set vlan filter = %d\n",
 164                                 ret);
 165         }
 166 next_mask:
 167         if (mask & ETH_VLAN_EXTEND_MASK) {
 168                 if (dev->data->dev_conf.rxmode.hw_vlan_extend)
 169                         RTE_LOG(INFO, PMD,
 170                                 "VLAN extend offload not supported\n");
 171         }
 172
 173         return 0;
 174 }
 175
 176 static int
 177 dpaa2_fw_version_get(struct rte_eth_dev *dev,
 178                      char *fw_version,
 179                      size_t fw_size)
 180 {
 181         int ret;
 182         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 183         struct fsl_mc_io *dpni = priv->hw;
 184         struct mc_soc_version mc_plat_info = {0};
 185         struct mc_version mc_ver_info = {0};
 186
 187         PMD_INIT_FUNC_TRACE();
 188
 189         if (mc_get_soc_version(dpni, CMD_PRI_LOW, &mc_plat_info))
 190                 RTE_LOG(WARNING, PMD, "\tmc_get_soc_version failed\n");
 191
 192         if (mc_get_version(dpni, CMD_PRI_LOW, &mc_ver_info))
 193                 RTE_LOG(WARNING, PMD, "\tmc_get_version failed\n");
 194
 195         ret = snprintf(fw_version, fw_size,
 196                        "%x-%d.%d.%d",
 197                        mc_plat_info.svr,
 198                        mc_ver_info.major,
 199                        mc_ver_info.minor,
 200                        mc_ver_info.revision);
 201
 202         ret += 1; /* add the size of '\0' */
 203         if (fw_size < (uint32_t)ret)
 204                 return ret;
 205         else
 206                 return 0;
 207 }
 208
 209 static void
 210 dpaa2_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
 211 {
 212         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 213
 214         PMD_INIT_FUNC_TRACE();
 215
 216         dev_info->if_index = priv->hw_id;
 217
 218         dev_info->max_mac_addrs = priv->max_mac_filters;
 219         dev_info->max_rx_pktlen = DPAA2_MAX_RX_PKT_LEN;
 220         dev_info->min_rx_bufsize = DPAA2_MIN_RX_BUF_SIZE;
 221         dev_info->max_rx_queues = (uint16_t)priv->nb_rx_queues;
 222         dev_info->max_tx_queues = (uint16_t)priv->nb_tx_queues;
 223         dev_info->rx_offload_capa =
 224                 DEV_RX_OFFLOAD_IPV4_CKSUM |
 225                 DEV_RX_OFFLOAD_UDP_CKSUM |
 226                 DEV_RX_OFFLOAD_TCP_CKSUM |
 227                 DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM;
 228         dev_info->tx_offload_capa =
 229                 DEV_TX_OFFLOAD_IPV4_CKSUM |
 230                 DEV_TX_OFFLOAD_UDP_CKSUM |
 231                 DEV_TX_OFFLOAD_TCP_CKSUM |
 232                 DEV_TX_OFFLOAD_SCTP_CKSUM |
 233                 DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM;
 234         dev_info->speed_capa = ETH_LINK_SPEED_1G |
 235                         ETH_LINK_SPEED_2_5G |
 236                         ETH_LINK_SPEED_10G;
 237 }
 238
 239 static int
 240 dpaa2_alloc_rx_tx_queues(struct rte_eth_dev *dev)
 241 {
 242         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 243         uint16_t dist_idx;
 244         uint32_t vq_id;
 245         struct dpaa2_queue *mc_q, *mcq;
 246         uint32_t tot_queues;
 247         int i;
 248         struct dpaa2_queue *dpaa2_q;
 249
 250         PMD_INIT_FUNC_TRACE();
 251
 252         tot_queues = priv->nb_rx_queues + priv->nb_tx_queues;
 253         mc_q = rte_malloc(NULL, sizeof(struct dpaa2_queue) * tot_queues,
 254                           RTE_CACHE_LINE_SIZE);
 255         if (!mc_q) {
 256                 PMD_INIT_LOG(ERR, "malloc failed for rx/tx queues\n");
 257                 return -1;
 258         }
 259
 260         for (i = 0; i < priv->nb_rx_queues; i++) {
 261                 mc_q->dev = dev;
 262                 priv->rx_vq[i] = mc_q++;
 263                 dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[i];
 264                 dpaa2_q->q_storage = rte_malloc("dq_storage",
 265                                         sizeof(struct queue_storage_info_t),
 266                                         RTE_CACHE_LINE_SIZE);
 267                 if (!dpaa2_q->q_storage)
 268                         goto fail;
 269
 270                 memset(dpaa2_q->q_storage, 0,
 271                        sizeof(struct queue_storage_info_t));
 272                 if (dpaa2_alloc_dq_storage(dpaa2_q->q_storage))
 273                         goto fail;
 274         }
 275
 276         for (i = 0; i < priv->nb_tx_queues; i++) {
 277                 mc_q->dev = dev;
 278                 mc_q->flow_id = 0xffff;
 279                 priv->tx_vq[i] = mc_q++;
 280                 dpaa2_q = (struct dpaa2_queue *)priv->tx_vq[i];
 281                 dpaa2_q->cscn = rte_malloc(NULL,
 282                                            sizeof(struct qbman_result), 16);
 283                 if (!dpaa2_q->cscn)
 284                         goto fail_tx;
 285         }
 286
 287         vq_id = 0;
 288         for (dist_idx = 0; dist_idx < priv->nb_rx_queues; dist_idx++) {
 289                 mcq = (struct dpaa2_queue *)priv->rx_vq[vq_id];
 290                 mcq->tc_index = DPAA2_DEF_TC;
 291                 mcq->flow_id = dist_idx;
 292                 vq_id++;
 293         }
 294
 295         return 0;
 296 fail_tx:
 297         i -= 1;
 298         while (i >= 0) {
 299                 dpaa2_q = (struct dpaa2_queue *)priv->tx_vq[i];
 300                 rte_free(dpaa2_q->cscn);
 301                 priv->tx_vq[i--] = NULL;
 302         }
 303         i = priv->nb_rx_queues;
 304 fail:
 305         i -= 1;
 306         mc_q = priv->rx_vq[0];
 307         while (i >= 0) {
 308                 dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[i];
 309                 dpaa2_free_dq_storage(dpaa2_q->q_storage);
 310                 rte_free(dpaa2_q->q_storage);
 311                 priv->rx_vq[i--] = NULL;
 312         }
 313         rte_free(mc_q);
 314         return -1;
 315 }
 316
 317 static int
 318 dpaa2_eth_dev_configure(struct rte_eth_dev *dev)
 319 {
 320         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 321         struct fsl_mc_io *dpni = priv->hw;
 322         struct rte_eth_conf *eth_conf = &dev->data->dev_conf;
 323         int rx_ip_csum_offload = false;
 324         int ret;
 325
 326         PMD_INIT_FUNC_TRACE();
 327
 328         if (eth_conf->rxmode.jumbo_frame == 1) {
 329                 if (eth_conf->rxmode.max_rx_pkt_len <= DPAA2_MAX_RX_PKT_LEN) {
 330                         ret = dpni_set_max_frame_length(dpni, CMD_PRI_LOW,
 331                                 priv->token, eth_conf->rxmode.max_rx_pkt_len);
 332                         if (ret) {
 333                                 PMD_INIT_LOG(ERR,
 334                                              "unable to set mtu. check config\n");
 335                                 return ret;
 336                         }
 337                 } else {
 338                         return -1;
 339                 }
 340         }
 341
 342         if (eth_conf->rxmode.mq_mode == ETH_MQ_RX_RSS) {
 343                 ret = dpaa2_setup_flow_dist(dev,
 344                                 eth_conf->rx_adv_conf.rss_conf.rss_hf);
 345                 if (ret) {
 346                         PMD_INIT_LOG(ERR, "unable to set flow distribution."
 347                                      "please check queue config\n");
 348                         return ret;
 349                 }
 350         }
 351
 352         if (eth_conf->rxmode.hw_ip_checksum)
 353                 rx_ip_csum_offload = true;
 354
 355         ret = dpni_set_offload(dpni, CMD_PRI_LOW, priv->token,
 356                                DPNI_OFF_RX_L3_CSUM, rx_ip_csum_offload);
 357         if (ret) {
 358                 PMD_INIT_LOG(ERR, "Error to set RX l3 csum:Error = %d\n", ret);
 359                 return ret;
 360         }
 361
 362         ret = dpni_set_offload(dpni, CMD_PRI_LOW, priv->token,
 363                                DPNI_OFF_RX_L4_CSUM, rx_ip_csum_offload);
 364         if (ret) {
 365                 PMD_INIT_LOG(ERR, "Error to get RX l4 csum:Error = %d\n", ret);
 366                 return ret;
 367         }
 368
 369         ret = dpni_set_offload(dpni, CMD_PRI_LOW, priv->token,
 370                                DPNI_OFF_TX_L3_CSUM, true);
 371         if (ret) {
 372                 PMD_INIT_LOG(ERR, "Error to set TX l3 csum:Error = %d\n", ret);
 373                 return ret;
 374         }
 375
 376         ret = dpni_set_offload(dpni, CMD_PRI_LOW, priv->token,
 377                                DPNI_OFF_TX_L4_CSUM, true);
 378         if (ret) {
 379                 PMD_INIT_LOG(ERR, "Error to get TX l4 csum:Error = %d\n", ret);
 380                 return ret;
 381         }
 382
 383         if (eth_conf->rxmode.hw_vlan_filter)
 384                 dpaa2_vlan_offload_set(dev, ETH_VLAN_FILTER_MASK);
 385
 386         /* update the current status */
 387         dpaa2_dev_link_update(dev, 0);
 388
 389         return 0;
 390 }
 391
 392 /* Function to setup RX flow information. It contains traffic class ID,
 393  * flow ID, destination configuration etc.
 394  */
 395 static int
 396 dpaa2_dev_rx_queue_setup(struct rte_eth_dev *dev,
 397                          uint16_t rx_queue_id,
 398                          uint16_t nb_rx_desc __rte_unused,
 399                          unsigned int socket_id __rte_unused,
 400                          const struct rte_eth_rxconf *rx_conf __rte_unused,
 401                          struct rte_mempool *mb_pool)
 402 {
 403         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 404         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 405         struct dpaa2_queue *dpaa2_q;
 406         struct dpni_queue cfg;
 407         uint8_t options = 0;
 408         uint8_t flow_id;
 409         uint32_t bpid;
 410         int ret;
 411
 412         PMD_INIT_FUNC_TRACE();
 413
 414         PMD_DRV_LOG(DEBUG, "dev =%p, queue =%d, pool = %p, conf =%p",
 415                     dev, rx_queue_id, mb_pool, rx_conf);
 416
 417         if (!priv->bp_list || priv->bp_list->mp != mb_pool) {
 418                 bpid = mempool_to_bpid(mb_pool);
 419                 ret = dpaa2_attach_bp_list(priv,
 420                                            rte_dpaa2_bpid_info[bpid].bp_list);
 421                 if (ret)
 422                         return ret;
 423         }
 424         dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[rx_queue_id];
 425         dpaa2_q->mb_pool = mb_pool; /**< mbuf pool to populate RX ring. */
 426
 427         /*Get the flow id from given VQ id*/
 428         flow_id = rx_queue_id % priv->nb_rx_queues;
 429         memset(&cfg, 0, sizeof(struct dpni_queue));
 430
 431         options = options | DPNI_QUEUE_OPT_USER_CTX;
 432         cfg.user_context = (uint64_t)(dpaa2_q);
 433
 434         /*if ls2088 or rev2 device, enable the stashing */
 435
 436         if ((dpaa2_svr_family & 0xffff0000) != SVR_LS2080A) {
 437                 options |= DPNI_QUEUE_OPT_FLC;
 438                 cfg.flc.stash_control = true;
 439                 cfg.flc.value &= 0xFFFFFFFFFFFFFFC0;
 440                 /* 00 00 00 - last 6 bit represent annotation, context stashing,
 441                  * data stashing setting 01 01 00 (0x14)
 442                  * (in following order ->DS AS CS)
 443                  * to enable 1 line data, 1 line annotation.
 444                  * For LX2, this setting should be 01 00 00 (0x10)
 445                  */
 446                 if ((dpaa2_svr_family & 0xffff0000) == SVR_LX2160A)
 447                         cfg.flc.value |= 0x10;
 448                 else
 449                         cfg.flc.value |= 0x14;
 450         }
 451         ret = dpni_set_queue(dpni, CMD_PRI_LOW, priv->token, DPNI_QUEUE_RX,
 452                              dpaa2_q->tc_index, flow_id, options, &cfg);
 453         if (ret) {
 454                 PMD_INIT_LOG(ERR, "Error in setting the rx flow: = %d\n", ret);
 455                 return -1;
 456         }
 457
 458         if (!(priv->flags & DPAA2_RX_TAILDROP_OFF)) {
 459                 struct dpni_taildrop taildrop;
 460
 461                 taildrop.enable = 1;
 462                 /*enabling per rx queue congestion control */
 463                 taildrop.threshold = CONG_THRESHOLD_RX_Q;
 464                 taildrop.units = DPNI_CONGESTION_UNIT_BYTES;
 465                 taildrop.oal = CONG_RX_OAL;
 466                 PMD_DRV_LOG(DEBUG, "Enabling Early Drop on queue = %d",
 467                             rx_queue_id);
 468                 ret = dpni_set_taildrop(dpni, CMD_PRI_LOW, priv->token,
 469                                         DPNI_CP_QUEUE, DPNI_QUEUE_RX,
 470                                         dpaa2_q->tc_index, flow_id, &taildrop);
 471                 if (ret) {
 472                         PMD_INIT_LOG(ERR, "Error in setting the rx flow"
 473                                      " err : = %d\n", ret);
 474                         return -1;
 475                 }
 476         }
 477
 478         dev->data->rx_queues[rx_queue_id] = dpaa2_q;
 479         return 0;
 480 }
 481
 482 static int
 483 dpaa2_dev_tx_queue_setup(struct rte_eth_dev *dev,
 484                          uint16_t tx_queue_id,
 485                          uint16_t nb_tx_desc __rte_unused,
 486                          unsigned int socket_id __rte_unused,
 487                          const struct rte_eth_txconf *tx_conf __rte_unused)
 488 {
 489         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 490         struct dpaa2_queue *dpaa2_q = (struct dpaa2_queue *)
 491                 priv->tx_vq[tx_queue_id];
 492         struct fsl_mc_io *dpni = priv->hw;
 493         struct dpni_queue tx_conf_cfg;
 494         struct dpni_queue tx_flow_cfg;
 495         uint8_t options = 0, flow_id;
 496         uint32_t tc_id;
 497         int ret;
 498
 499         PMD_INIT_FUNC_TRACE();
 500
 501         /* Return if queue already configured */
 502         if (dpaa2_q->flow_id != 0xffff) {
 503                 dev->data->tx_queues[tx_queue_id] = dpaa2_q;
 504                 return 0;
 505         }
 506
 507         memset(&tx_conf_cfg, 0, sizeof(struct dpni_queue));
 508         memset(&tx_flow_cfg, 0, sizeof(struct dpni_queue));
 509
 510         tc_id = tx_queue_id;
 511         flow_id = 0;
 512
 513         ret = dpni_set_queue(dpni, CMD_PRI_LOW, priv->token, DPNI_QUEUE_TX,
 514                              tc_id, flow_id, options, &tx_flow_cfg);
 515         if (ret) {
 516                 PMD_INIT_LOG(ERR, "Error in setting the tx flow: "
 517                              "tc_id=%d, flow =%d ErrorCode = %x\n",
 518                              tc_id, flow_id, -ret);
 519                         return -1;
 520         }
 521
 522         dpaa2_q->flow_id = flow_id;
 523
 524         if (tx_queue_id == 0) {
 525                 /*Set tx-conf and error configuration*/
 526                 ret = dpni_set_tx_confirmation_mode(dpni, CMD_PRI_LOW,
 527                                                     priv->token,
 528                                                     DPNI_CONF_DISABLE);
 529                 if (ret) {
 530                         PMD_INIT_LOG(ERR, "Error in set tx conf mode settings"
 531                                      " ErrorCode = %x", ret);
 532                         return -1;
 533                 }
 534         }
 535         dpaa2_q->tc_index = tc_id;
 536
 537         if (!(priv->flags & DPAA2_TX_CGR_OFF)) {
 538                 struct dpni_congestion_notification_cfg cong_notif_cfg;
 539
 540                 cong_notif_cfg.units = DPNI_CONGESTION_UNIT_FRAMES;
 541                 cong_notif_cfg.threshold_entry = CONG_ENTER_TX_THRESHOLD;
 542                 /* Notify that the queue is not congested when the data in
 543                  * the queue is below this thershold.
 544                  */
 545                 cong_notif_cfg.threshold_exit = CONG_EXIT_TX_THRESHOLD;
 546                 cong_notif_cfg.message_ctx = 0;
 547                 cong_notif_cfg.message_iova = (uint64_t)dpaa2_q->cscn;
 548                 cong_notif_cfg.dest_cfg.dest_type = DPNI_DEST_NONE;
 549                 cong_notif_cfg.notification_mode =
 550                                          DPNI_CONG_OPT_WRITE_MEM_ON_ENTER |
 551                                          DPNI_CONG_OPT_WRITE_MEM_ON_EXIT |
 552                                          DPNI_CONG_OPT_COHERENT_WRITE;
 553
 554                 ret = dpni_set_congestion_notification(dpni, CMD_PRI_LOW,
 555                                                        priv->token,
 556                                                        DPNI_QUEUE_TX,
 557                                                        tc_id,
 558                                                        &cong_notif_cfg);
 559                 if (ret) {
 560                         PMD_INIT_LOG(ERR,
 561                            "Error in setting tx congestion notification: = %d",
 562                            -ret);
 563                         return -ret;
 564                 }
 565         }
 566         dev->data->tx_queues[tx_queue_id] = dpaa2_q;
 567         return 0;
 568 }
 569
 570 static void
 571 dpaa2_dev_rx_queue_release(void *q __rte_unused)
 572 {
 573         PMD_INIT_FUNC_TRACE();
 574 }
 575
 576 static void
 577 dpaa2_dev_tx_queue_release(void *q __rte_unused)
 578 {
 579         PMD_INIT_FUNC_TRACE();
 580 }
 581
 582 static uint32_t
 583 dpaa2_dev_rx_queue_count(struct rte_eth_dev *dev, uint16_t rx_queue_id)
 584 {
 585         int32_t ret;
 586         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 587         struct dpaa2_queue *dpaa2_q;
 588         struct qbman_swp *swp;
 589         struct qbman_fq_query_np_rslt state;
 590         uint32_t frame_cnt = 0;
 591
 592         PMD_INIT_FUNC_TRACE();
 593
 594         if (unlikely(!DPAA2_PER_LCORE_DPIO)) {
 595                 ret = dpaa2_affine_qbman_swp();
 596                 if (ret) {
 597                         RTE_LOG(ERR, PMD, "Failure in affining portal\n");
 598                         return -EINVAL;
 599                 }
 600         }
 601         swp = DPAA2_PER_LCORE_PORTAL;
 602
 603         dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[rx_queue_id];
 604
 605         if (qbman_fq_query_state(swp, dpaa2_q->fqid, &state) == 0) {
 606                 frame_cnt = qbman_fq_state_frame_count(&state);
 607                 RTE_LOG(DEBUG, PMD, "RX frame count for q(%d) is %u\n",
 608                         rx_queue_id, frame_cnt);
 609         }
 610         return frame_cnt;
 611 }
 612
 613 static const uint32_t *
 614 dpaa2_supported_ptypes_get(struct rte_eth_dev *dev)
 615 {
 616         static const uint32_t ptypes[] = {
 617                 /*todo -= add more types */
 618                 RTE_PTYPE_L2_ETHER,
 619                 RTE_PTYPE_L3_IPV4,
 620                 RTE_PTYPE_L3_IPV4_EXT,
 621                 RTE_PTYPE_L3_IPV6,
 622                 RTE_PTYPE_L3_IPV6_EXT,
 623                 RTE_PTYPE_L4_TCP,
 624                 RTE_PTYPE_L4_UDP,
 625                 RTE_PTYPE_L4_SCTP,
 626                 RTE_PTYPE_L4_ICMP,
 627                 RTE_PTYPE_UNKNOWN
 628         };
 629
 630         if (dev->rx_pkt_burst == dpaa2_dev_prefetch_rx)
 631                 return ptypes;
 632         return NULL;
 633 }
 634
 635 /**
 636  * Dpaa2 link Interrupt handler
 637  *
 638  * @param param
 639  *  The address of parameter (struct rte_eth_dev *) regsitered before.
 640  *
 641  * @return
 642  *  void
 643  */
 644 static void
 645 dpaa2_interrupt_handler(void *param)
 646 {
 647         struct rte_eth_dev *dev = param;
 648         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 649         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 650         int ret;
 651         int irq_index = DPNI_IRQ_INDEX;
 652         unsigned int status = 0, clear = 0;
 653
 654         PMD_INIT_FUNC_TRACE();
 655
 656         if (dpni == NULL) {
 657                 RTE_LOG(ERR, PMD, "dpni is NULL");
 658                 return;
 659         }
 660
 661         ret = dpni_get_irq_status(dpni, CMD_PRI_LOW, priv->token,
 662                                   irq_index, &status);
 663         if (unlikely(ret)) {
 664                 RTE_LOG(ERR, PMD, "Can't get irq status (err %d)", ret);
 665                 clear = 0xffffffff;
 666                 goto out;
 667         }
 668
 669         if (status & DPNI_IRQ_EVENT_LINK_CHANGED) {
 670                 clear = DPNI_IRQ_EVENT_LINK_CHANGED;
 671                 dpaa2_dev_link_update(dev, 0);
 672                 /* calling all the apps registered for link status event */
 673                 _rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_INTR_LSC,
 674                                               NULL);
 675         }
 676 out:
 677         ret = dpni_clear_irq_status(dpni, CMD_PRI_LOW, priv->token,
 678                                     irq_index, clear);
 679         if (unlikely(ret))
 680                 RTE_LOG(ERR, PMD, "Can't clear irq status (err %d)", ret);
 681 }
 682
 683 static int
 684 dpaa2_eth_setup_irqs(struct rte_eth_dev *dev, int enable)
 685 {
 686         int err = 0;
 687         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 688         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 689         int irq_index = DPNI_IRQ_INDEX;
 690         unsigned int mask = DPNI_IRQ_EVENT_LINK_CHANGED;
 691
 692         PMD_INIT_FUNC_TRACE();
 693
 694         err = dpni_set_irq_mask(dpni, CMD_PRI_LOW, priv->token,
 695                                 irq_index, mask);
 696         if (err < 0) {
 697                 PMD_INIT_LOG(ERR, "Error: dpni_set_irq_mask():%d (%s)", err,
 698                              strerror(-err));
 699                 return err;
 700         }
 701
 702         err = dpni_set_irq_enable(dpni, CMD_PRI_LOW, priv->token,
 703                                   irq_index, enable);
 704         if (err < 0)
 705                 PMD_INIT_LOG(ERR, "Error: dpni_set_irq_enable():%d (%s)", err,
 706                              strerror(-err));
 707
 708         return err;
 709 }
 710
 711 static int
 712 dpaa2_dev_start(struct rte_eth_dev *dev)
 713 {
 714         struct rte_device *rdev = dev->device;
 715         struct rte_dpaa2_device *dpaa2_dev;
 716         struct rte_eth_dev_data *data = dev->data;
 717         struct dpaa2_dev_priv *priv = data->dev_private;
 718         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 719         struct dpni_queue cfg;
 720         struct dpni_error_cfg   err_cfg;
 721         uint16_t qdid;
 722         struct dpni_queue_id qid;
 723         struct dpaa2_queue *dpaa2_q;
 724         int ret, i;
 725         struct rte_intr_handle *intr_handle;
 726
 727         dpaa2_dev = container_of(rdev, struct rte_dpaa2_device, device);
 728         intr_handle = &dpaa2_dev->intr_handle;
 729
 730         PMD_INIT_FUNC_TRACE();
 731
 732         ret = dpni_enable(dpni, CMD_PRI_LOW, priv->token);
 733         if (ret) {
 734                 PMD_INIT_LOG(ERR, "Failure %d in enabling dpni %d device\n",
 735                              ret, priv->hw_id);
 736                 return ret;
 737         }
 738
 739         /* Power up the phy. Needed to make the link go UP */
 740         dpaa2_dev_set_link_up(dev);
 741
 742         ret = dpni_get_qdid(dpni, CMD_PRI_LOW, priv->token,
 743                             DPNI_QUEUE_TX, &qdid);
 744         if (ret) {
 745                 PMD_INIT_LOG(ERR, "Error to get qdid:ErrorCode = %d\n", ret);
 746                 return ret;
 747         }
 748         priv->qdid = qdid;
 749
 750         for (i = 0; i < data->nb_rx_queues; i++) {
 751                 dpaa2_q = (struct dpaa2_queue *)data->rx_queues[i];
 752                 ret = dpni_get_queue(dpni, CMD_PRI_LOW, priv->token,
 753                                      DPNI_QUEUE_RX, dpaa2_q->tc_index,
 754                                        dpaa2_q->flow_id, &cfg, &qid);
 755                 if (ret) {
 756                         PMD_INIT_LOG(ERR, "Error to get flow "
 757                                      "information Error code = %d\n", ret);
 758                         return ret;
 759                 }
 760                 dpaa2_q->fqid = qid.fqid;
 761         }
 762
 763         /*checksum errors, send them to normal path and set it in annotation */
 764         err_cfg.errors = DPNI_ERROR_L3CE | DPNI_ERROR_L4CE;
 765
 766         err_cfg.error_action = DPNI_ERROR_ACTION_CONTINUE;
 767         err_cfg.set_frame_annotation = true;
 768
 769         ret = dpni_set_errors_behavior(dpni, CMD_PRI_LOW,
 770                                        priv->token, &err_cfg);
 771         if (ret) {
 772                 PMD_INIT_LOG(ERR, "Error to dpni_set_errors_behavior:"
 773                              "code = %d\n", ret);
 774                 return ret;
 775         }
 776
 777         /* if the interrupts were configured on this devices*/
 778         if (intr_handle && (intr_handle->fd) &&
 779             (dev->data->dev_conf.intr_conf.lsc != 0)) {
 780                 /* Registering LSC interrupt handler */
 781                 rte_intr_callback_register(intr_handle,
 782                                            dpaa2_interrupt_handler,
 783                                            (void *)dev);
 784
 785                 /* enable vfio intr/eventfd mapping
 786                  * Interrupt index 0 is required, so we can not use
 787                  * rte_intr_enable.
 788                  */
 789                 rte_dpaa2_intr_enable(intr_handle, DPNI_IRQ_INDEX);
 790
 791                 /* enable dpni_irqs */
 792                 dpaa2_eth_setup_irqs(dev, 1);
 793         }
 794
 795         return 0;
 796 }
 797
 798 /**
 799  *  This routine disables all traffic on the adapter by issuing a
 800  *  global reset on the MAC.
 801  */
 802 static void
 803 dpaa2_dev_stop(struct rte_eth_dev *dev)
 804 {
 805         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 806         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 807         int ret;
 808         struct rte_eth_link link;
 809         struct rte_intr_handle *intr_handle = dev->intr_handle;
 810
 811         PMD_INIT_FUNC_TRACE();
 812
 813         /* reset interrupt callback  */
 814         if (intr_handle && (intr_handle->fd) &&
 815             (dev->data->dev_conf.intr_conf.lsc != 0)) {
 816                 /*disable dpni irqs */
 817                 dpaa2_eth_setup_irqs(dev, 0);
 818
 819                 /* disable vfio intr before callback unregister */
 820                 rte_dpaa2_intr_disable(intr_handle, DPNI_IRQ_INDEX);
 821
 822                 /* Unregistering LSC interrupt handler */
 823                 rte_intr_callback_unregister(intr_handle,
 824                                              dpaa2_interrupt_handler,
 825                                              (void *)dev);
 826         }
 827
 828         dpaa2_dev_set_link_down(dev);
 829
 830         ret = dpni_disable(dpni, CMD_PRI_LOW, priv->token);
 831         if (ret) {
 832                 PMD_INIT_LOG(ERR, "Failure (ret %d) in disabling dpni %d dev\n",
 833                              ret, priv->hw_id);
 834                 return;
 835         }
 836
 837         /* clear the recorded link status */
 838         memset(&link, 0, sizeof(link));
 839         dpaa2_dev_atomic_write_link_status(dev, &link);
 840 }
 841
 842 static void
 843 dpaa2_dev_close(struct rte_eth_dev *dev)
 844 {
 845         struct rte_eth_dev_data *data = dev->data;
 846         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 847         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 848         int i, ret;
 849         struct rte_eth_link link;
 850         struct dpaa2_queue *dpaa2_q;
 851
 852         PMD_INIT_FUNC_TRACE();
 853
 854         for (i = 0; i < data->nb_tx_queues; i++) {
 855                 dpaa2_q = (struct dpaa2_queue *)data->tx_queues[i];
 856                 if (!dpaa2_q->cscn) {
 857                         rte_free(dpaa2_q->cscn);
 858                         dpaa2_q->cscn = NULL;
 859                 }
 860         }
 861
 862         /* Clean the device first */
 863         ret = dpni_reset(dpni, CMD_PRI_LOW, priv->token);
 864         if (ret) {
 865                 PMD_INIT_LOG(ERR, "Failure cleaning dpni device with"
 866                              " error code %d\n", ret);
 867                 return;
 868         }
 869
 870         memset(&link, 0, sizeof(link));
 871         dpaa2_dev_atomic_write_link_status(dev, &link);
 872 }
 873
 874 static void
 875 dpaa2_dev_promiscuous_enable(
 876                 struct rte_eth_dev *dev)
 877 {
 878         int ret;
 879         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 880         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 881
 882         PMD_INIT_FUNC_TRACE();
 883
 884         if (dpni == NULL) {
 885                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
 886                 return;
 887         }
 888
 889         ret = dpni_set_unicast_promisc(dpni, CMD_PRI_LOW, priv->token, true);
 890         if (ret < 0)
 891                 RTE_LOG(ERR, PMD, "Unable to enable U promisc mode %d\n", ret);
 892
 893         ret = dpni_set_multicast_promisc(dpni, CMD_PRI_LOW, priv->token, true);
 894         if (ret < 0)
 895                 RTE_LOG(ERR, PMD, "Unable to enable M promisc mode %d\n", ret);
 896 }
 897
 898 static void
 899 dpaa2_dev_promiscuous_disable(
 900                 struct rte_eth_dev *dev)
 901 {
 902         int ret;
 903         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 904         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 905
 906         PMD_INIT_FUNC_TRACE();
 907
 908         if (dpni == NULL) {
 909                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
 910                 return;
 911         }
 912
 913         ret = dpni_set_unicast_promisc(dpni, CMD_PRI_LOW, priv->token, false);
 914         if (ret < 0)
 915                 RTE_LOG(ERR, PMD, "Unable to disable U promisc mode %d\n", ret);
 916
 917         if (dev->data->all_multicast == 0) {
 918                 ret = dpni_set_multicast_promisc(dpni, CMD_PRI_LOW,
 919                                                  priv->token, false);
 920                 if (ret < 0)
 921                         RTE_LOG(ERR, PMD,
 922                                 "Unable to disable M promisc mode %d\n",
 923                                 ret);
 924         }
 925 }
 926
 927 static void
 928 dpaa2_dev_allmulticast_enable(
 929                 struct rte_eth_dev *dev)
 930 {
 931         int ret;
 932         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 933         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 934
 935         PMD_INIT_FUNC_TRACE();
 936
 937         if (dpni == NULL) {
 938                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
 939                 return;
 940         }
 941
 942         ret = dpni_set_multicast_promisc(dpni, CMD_PRI_LOW, priv->token, true);
 943         if (ret < 0)
 944                 RTE_LOG(ERR, PMD, "Unable to enable multicast mode %d\n", ret);
 945 }
 946
 947 static void
 948 dpaa2_dev_allmulticast_disable(struct rte_eth_dev *dev)
 949 {
 950         int ret;
 951         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 952         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 953
 954         PMD_INIT_FUNC_TRACE();
 955
 956         if (dpni == NULL) {
 957                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
 958                 return;
 959         }
 960
 961         /* must remain on for all promiscuous */
 962         if (dev->data->promiscuous == 1)
 963                 return;
 964
 965         ret = dpni_set_multicast_promisc(dpni, CMD_PRI_LOW, priv->token, false);
 966         if (ret < 0)
 967                 RTE_LOG(ERR, PMD, "Unable to disable multicast mode %d\n", ret);
 968 }
 969
 970 static int
 971 dpaa2_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
 972 {
 973         int ret;
 974         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 975         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 976         uint32_t frame_size = mtu + ETHER_HDR_LEN + ETHER_CRC_LEN
 977                                 + VLAN_TAG_SIZE;
 978
 979         PMD_INIT_FUNC_TRACE();
 980
 981         if (dpni == NULL) {
 982                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
 983                 return -EINVAL;
 984         }
 985
 986         /* check that mtu is within the allowed range */
 987         if ((mtu < ETHER_MIN_MTU) || (frame_size > DPAA2_MAX_RX_PKT_LEN))
 988                 return -EINVAL;
 989
 990         if (frame_size > ETHER_MAX_LEN)
 991                 dev->data->dev_conf.rxmode.jumbo_frame = 1;
 992         else
 993                 dev->data->dev_conf.rxmode.jumbo_frame = 0;
 994
 995         dev->data->dev_conf.rxmode.max_rx_pkt_len = frame_size;
 996
 997         /* Set the Max Rx frame length as 'mtu' +
 998          * Maximum Ethernet header length
 999          */
1000         ret = dpni_set_max_frame_length(dpni, CMD_PRI_LOW, priv->token,
1001                                         frame_size);
1002         if (ret) {
1003                 PMD_DRV_LOG(ERR, "setting the max frame length failed");
1004                 return -1;
1005         }
1006         PMD_DRV_LOG(INFO, "MTU is configured %d for the device", mtu);
1007         return 0;
1008 }
1009
1010 static int
1011 dpaa2_dev_add_mac_addr(struct rte_eth_dev *dev,
1012                        struct ether_addr *addr,
1013                        __rte_unused uint32_t index,
1014                        __rte_unused uint32_t pool)
1015 {
1016         int ret;
1017         struct dpaa2_dev_priv *priv = dev->data->dev_private;
1018         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1019
1020         PMD_INIT_FUNC_TRACE();
1021
1022         if (dpni == NULL) {
1023                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
1024                 return -1;
1025         }
1026
1027         ret = dpni_add_mac_addr(dpni, CMD_PRI_LOW,
1028                                 priv->token, addr->addr_bytes);
1029         if (ret)
1030                 RTE_LOG(ERR, PMD,
1031                         "error: Adding the MAC ADDR failed: err = %d\n", ret);
1032         return 0;
1033 }
1034
1035 static void
1036 dpaa2_dev_remove_mac_addr(struct rte_eth_dev *dev,
1037                           uint32_t index)
1038 {
1039         int ret;
1040         struct dpaa2_dev_priv *priv = dev->data->dev_private;
1041         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1042         struct rte_eth_dev_data *data = dev->data;
1043         struct ether_addr *macaddr;
1044
1045         PMD_INIT_FUNC_TRACE();
1046
1047         macaddr = &data->mac_addrs[index];
1048
1049         if (dpni == NULL) {
1050                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
1051                 return;
1052         }
1053
1054         ret = dpni_remove_mac_addr(dpni, CMD_PRI_LOW,
1055                                    priv->token, macaddr->addr_bytes);
1056         if (ret)
1057                 RTE_LOG(ERR, PMD,
1058                         "error: Removing the MAC ADDR failed: err = %d\n", ret);
1059 }
1060
1061 static void
1062 dpaa2_dev_set_mac_addr(struct rte_eth_dev *dev,
1063                        struct ether_addr *addr)
1064 {
1065         int ret;
1066         struct dpaa2_dev_priv *priv = dev->data->dev_private;
1067         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1068
1069         PMD_INIT_FUNC_TRACE();
1070
1071         if (dpni == NULL) {
1072                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
1073                 return;
1074         }
1075
1076         ret = dpni_set_primary_mac_addr(dpni, CMD_PRI_LOW,
1077                                         priv->token, addr->addr_bytes);
1078
1079         if (ret)
1080                 RTE_LOG(ERR, PMD,
1081                         "error: Setting the MAC ADDR failed %d\n", ret);
1082 }
1083 static
1084 int dpaa2_dev_stats_get(struct rte_eth_dev *dev,
1085                          struct rte_eth_stats *stats)
1086 {
1087         struct dpaa2_dev_priv *priv = dev->data->dev_private;
1088         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1089         int32_t  retcode;
1090         uint8_t page0 = 0, page1 = 1, page2 = 2;
1091         union dpni_statistics value;
1092
1093         memset(&value, 0, sizeof(union dpni_statistics));
1094
1095         PMD_INIT_FUNC_TRACE();
1096
1097         if (!dpni) {
1098                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
1099                 return -EINVAL;
1100         }
1101
1102         if (!stats) {
1103                 RTE_LOG(ERR, PMD, "stats is NULL\n");
1104                 return -EINVAL;
1105         }
1106
1107         /*Get Counters from page_0*/
1108         retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1109                                       page0, 0, &value);
1110         if (retcode)
1111                 goto err;
1112
1113         stats->ipackets = value.page_0.ingress_all_frames;
1114         stats->ibytes = value.page_0.ingress_all_bytes;
1115
1116         /*Get Counters from page_1*/
1117         retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1118                                       page1, 0, &value);
1119         if (retcode)
1120                 goto err;
1121
1122         stats->opackets = value.page_1.egress_all_frames;
1123         stats->obytes = value.page_1.egress_all_bytes;
1124
1125         /*Get Counters from page_2*/
1126         retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1127                                       page2, 0, &value);
1128         if (retcode)
1129                 goto err;
1130
1131         /* Ingress drop frame count due to configured rules */
1132         stats->ierrors = value.page_2.ingress_filtered_frames;
1133         /* Ingress drop frame count due to error */
1134         stats->ierrors += value.page_2.ingress_discarded_frames;
1135
1136         stats->oerrors = value.page_2.egress_discarded_frames;
1137         stats->imissed = value.page_2.ingress_nobuffer_discards;
1138
1139         return 0;
1140
1141 err:
1142         RTE_LOG(ERR, PMD, "Operation not completed:Error Code = %d\n", retcode);
1143         return retcode;
1144 };
1145
1146 static int
1147 dpaa2_dev_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
1148                      unsigned int n)
1149 {
1150         struct dpaa2_dev_priv *priv = dev->data->dev_private;
1151         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1152         int32_t  retcode;
1153         union dpni_statistics value[3] = {};
1154         unsigned int i = 0, num = RTE_DIM(dpaa2_xstats_strings);
1155
1156         if (xstats == NULL)
1157                 return 0;
1158
1159         if (n < num)
1160                 return num;
1161
1162         /* Get Counters from page_0*/
1163         retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1164                                       0, 0, &value[0]);
1165         if (retcode)
1166                 goto err;
1167
1168         /* Get Counters from page_1*/
1169         retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1170                                       1, 0, &value[1]);
1171         if (retcode)
1172                 goto err;
1173
1174         /* Get Counters from page_2*/
1175         retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1176                                       2, 0, &value[2]);
1177         if (retcode)
1178                 goto err;
1179
1180         for (i = 0; i < num; i++) {
1181                 xstats[i].id = i;
1182                 xstats[i].value = value[dpaa2_xstats_strings[i].page_id].
1183                         raw.counter[dpaa2_xstats_strings[i].stats_id];
1184         }
1185         return i;
1186 err:
1187         RTE_LOG(ERR, PMD, "Error in obtaining extended stats (%d)\n", retcode);
1188         return retcode;
1189 }
1190
1191 static int
1192 dpaa2_xstats_get_names(__rte_unused struct rte_eth_dev *dev,
1193                        struct rte_eth_xstat_name *xstats_names,
1194                        __rte_unused unsigned int limit)
1195 {
1196         unsigned int i, stat_cnt = RTE_DIM(dpaa2_xstats_strings);
1197
1198         if (xstats_names != NULL)
1199                 for (i = 0; i < stat_cnt; i++)
1200                         snprintf(xstats_names[i].name,
1201                                  sizeof(xstats_names[i].name),
1202                                  "%s",
1203                                  dpaa2_xstats_strings[i].name);
1204
1205         return stat_cnt;
1206 }
1207
1208 static int
1209 dpaa2_xstats_get_by_id(struct rte_eth_dev *dev, const uint64_t *ids,
1210                        uint64_t *values, unsigned int n)
1211 {
1212         unsigned int i, stat_cnt = RTE_DIM(dpaa2_xstats_strings);
1213         uint64_t values_copy[stat_cnt];
1214
1215         if (!ids) {
1216                 struct dpaa2_dev_priv *priv = dev->data->dev_private;
1217                 struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1218                 int32_t  retcode;
1219                 union dpni_statistics value[3] = {};
1220
1221                 if (n < stat_cnt)
1222                         return stat_cnt;
1223
1224                 if (!values)
1225                         return 0;
1226
1227                 /* Get Counters from page_0*/
1228                 retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1229                                               0, 0, &value[0]);
1230                 if (retcode)
1231                         return 0;
1232
1233                 /* Get Counters from page_1*/
1234                 retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1235                                               1, 0, &value[1]);
1236                 if (retcode)
1237                         return 0;
1238
1239                 /* Get Counters from page_2*/
1240                 retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1241                                               2, 0, &value[2]);
1242                 if (retcode)
1243                         return 0;
1244
1245                 for (i = 0; i < stat_cnt; i++) {
1246                         values[i] = value[dpaa2_xstats_strings[i].page_id].
1247                                 raw.counter[dpaa2_xstats_strings[i].stats_id];
1248                 }
1249                 return stat_cnt;
1250         }
1251
1252         dpaa2_xstats_get_by_id(dev, NULL, values_copy, stat_cnt);
1253
1254         for (i = 0; i < n; i++) {
1255                 if (ids[i] >= stat_cnt) {
1256                         PMD_INIT_LOG(ERR, "id value isn't valid");
1257                         return -1;
1258                 }
1259                 values[i] = values_copy[ids[i]];
1260         }
1261         return n;
1262 }
1263
1264 static int
1265 dpaa2_xstats_get_names_by_id(
1266         struct rte_eth_dev *dev,
1267         struct rte_eth_xstat_name *xstats_names,
1268         const uint64_t *ids,
1269         unsigned int limit)
1270 {
1271         unsigned int i, stat_cnt = RTE_DIM(dpaa2_xstats_strings);
1272         struct rte_eth_xstat_name xstats_names_copy[stat_cnt];
1273
1274         if (!ids)
1275                 return dpaa2_xstats_get_names(dev, xstats_names, limit);
1276
1277         dpaa2_xstats_get_names(dev, xstats_names_copy, limit);
1278
1279         for (i = 0; i < limit; i++) {
1280                 if (ids[i] >= stat_cnt) {
1281                         PMD_INIT_LOG(ERR, "id value isn't valid");
1282                         return -1;
1283                 }
1284                 strcpy(xstats_names[i].name, xstats_names_copy[ids[i]].name);
1285         }
1286         return limit;
1287 }
1288
1289 static void
1290 dpaa2_dev_stats_reset(struct rte_eth_dev *dev)
1291 {
1292         struct dpaa2_dev_priv *priv = dev->data->dev_private;
1293         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1294         int32_t  retcode;
1295
1296         PMD_INIT_FUNC_TRACE();
1297
1298         if (dpni == NULL) {
1299                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
1300                 return;
1301         }
1302
1303         retcode =  dpni_reset_statistics(dpni, CMD_PRI_LOW, priv->token);
1304         if (retcode)
1305                 goto error;
1306
1307         return;
1308
1309 error:
1310         RTE_LOG(ERR, PMD, "Operation not completed:Error Code = %d\n", retcode);
1311         return;
1312 };
1313
1314 /* return 0 means link status changed, -1 means not changed */
1315 static int
1316 dpaa2_dev_link_update(struct rte_eth_dev *dev,
1317                         int wait_to_complete __rte_unused)
1318 {
1319         int ret;
1320         struct dpaa2_dev_priv *priv = dev->data->dev_private;
1321         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1322         struct rte_eth_link link, old;
1323         struct dpni_link_state state = {0};
1324
1325         if (dpni == NULL) {
1326                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
1327                 return 0;
1328         }
1329         memset(&old, 0, sizeof(old));
1330         dpaa2_dev_atomic_read_link_status(dev, &old);
1331
1332         ret = dpni_get_link_state(dpni, CMD_PRI_LOW, priv->token, &state);
1333         if (ret < 0) {
1334                 RTE_LOG(ERR, PMD, "error: dpni_get_link_state %d\n", ret);
1335                 return -1;
1336         }
1337
1338         if ((old.link_status == state.up) && (old.link_speed == state.rate)) {
1339                 RTE_LOG(DEBUG, PMD, "No change in status\n");
1340                 return -1;
1341         }
1342
1343         memset(&link, 0, sizeof(struct rte_eth_link));
1344         link.link_status = state.up;
1345         link.link_speed = state.rate;
1346
1347         if (state.options & DPNI_LINK_OPT_HALF_DUPLEX)
1348                 link.link_duplex = ETH_LINK_HALF_DUPLEX;
1349         else
1350                 link.link_duplex = ETH_LINK_FULL_DUPLEX;
1351
1352         dpaa2_dev_atomic_write_link_status(dev, &link);
1353
1354         if (link.link_status)
1355                 PMD_DRV_LOG(INFO, "Port %d Link is Up\n", dev->data->port_id);
1356         else
1357                 PMD_DRV_LOG(INFO, "Port %d Link is Down", dev->data->port_id);
1358         return 0;
1359 }
1360
1361 /**
1362  * Toggle the DPNI to enable, if not already enabled.
1363  * This is not strictly PHY up/down - it is more of logical toggling.
1364  */
1365 static int
1366 dpaa2_dev_set_link_up(struct rte_eth_dev *dev)
1367 {
1368         int ret = -EINVAL;
1369         struct dpaa2_dev_priv *priv;
1370         struct fsl_mc_io *dpni;
1371         int en = 0;
1372         struct dpni_link_state state = {0};
1373
1374         priv = dev->data->dev_private;
1375         dpni = (struct fsl_mc_io *)priv->hw;
1376
1377         if (dpni == NULL) {
1378                 RTE_LOG(ERR, PMD, "DPNI is NULL\n");
1379                 return ret;
1380         }
1381
1382         /* Check if DPNI is currently enabled */
1383         ret = dpni_is_enabled(dpni, CMD_PRI_LOW, priv->token, &en);
1384         if (ret) {
1385                 /* Unable to obtain dpni status; Not continuing */
1386                 PMD_DRV_LOG(ERR, "Interface Link UP failed (%d)", ret);
1387                 return -EINVAL;
1388         }
1389
1390         /* Enable link if not already enabled */
1391         if (!en) {
1392                 ret = dpni_enable(dpni, CMD_PRI_LOW, priv->token);
1393                 if (ret) {
1394                         PMD_DRV_LOG(ERR, "Interface Link UP failed (%d)", ret);
1395                         return -EINVAL;
1396                 }
1397         }
1398         ret = dpni_get_link_state(dpni, CMD_PRI_LOW, priv->token, &state);
1399         if (ret < 0) {
1400                 RTE_LOG(ERR, PMD, "error: dpni_get_link_state %d\n", ret);
1401                 return -1;
1402         }
1403
1404         /* changing tx burst function to start enqueues */
1405         dev->tx_pkt_burst = dpaa2_dev_tx;
1406         dev->data->dev_link.link_status = state.up;
1407
1408         if (state.up)
1409                 PMD_DRV_LOG(INFO, "Port %d Link is set as UP",
1410                             dev->data->port_id);
1411         else
1412                 PMD_DRV_LOG(INFO, "Port %d Link is DOWN", dev->data->port_id);
1413         return ret;
1414 }
1415
1416 /**
1417  * Toggle the DPNI to disable, if not already disabled.
1418  * This is not strictly PHY up/down - it is more of logical toggling.
1419  */
1420 static int
1421 dpaa2_dev_set_link_down(struct rte_eth_dev *dev)
1422 {
1423         int ret = -EINVAL;
1424         struct dpaa2_dev_priv *priv;
1425         struct fsl_mc_io *dpni;
1426         int dpni_enabled = 0;
1427         int retries = 10;
1428
1429         PMD_INIT_FUNC_TRACE();
1430
1431         priv = dev->data->dev_private;
1432         dpni = (struct fsl_mc_io *)priv->hw;
1433
1434         if (dpni == NULL) {
1435                 RTE_LOG(ERR, PMD, "Device has not yet been configured\n");
1436                 return ret;
1437         }
1438
1439         /*changing  tx burst function to avoid any more enqueues */
1440         dev->tx_pkt_burst = dummy_dev_tx;
1441
1442         /* Loop while dpni_disable() attempts to drain the egress FQs
1443          * and confirm them back to us.
1444          */
1445         do {
1446                 ret = dpni_disable(dpni, 0, priv->token);
1447                 if (ret) {
1448                         PMD_DRV_LOG(ERR, "dpni disable failed (%d)", ret);
1449                         return ret;
1450                 }
1451                 ret = dpni_is_enabled(dpni, 0, priv->token, &dpni_enabled);
1452                 if (ret) {
1453                         PMD_DRV_LOG(ERR, "dpni_is_enabled failed (%d)", ret);
1454                         return ret;
1455                 }
1456                 if (dpni_enabled)
1457                         /* Allow the MC some slack */
1458                         rte_delay_us(100 * 1000);
1459         } while (dpni_enabled && --retries);
1460
1461         if (!retries) {
1462                 PMD_DRV_LOG(WARNING, "Retry count exceeded disabling DPNI\n");
1463                 /* todo- we may have to manually cleanup queues.
1464                  */
1465         } else {
1466                 PMD_DRV_LOG(INFO, "Port %d Link DOWN successful",
1467                             dev->data->port_id);
1468         }
1469
1470         dev->data->dev_link.link_status = 0;
1471
1472         return ret;
1473 }
1474
1475 static int
1476 dpaa2_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
1477 {
1478         int ret = -EINVAL;
1479         struct dpaa2_dev_priv *priv;
1480         struct fsl_mc_io *dpni;
1481         struct dpni_link_state state = {0};
1482
1483         PMD_INIT_FUNC_TRACE();
1484
1485         priv = dev->data->dev_private;
1486         dpni = (struct fsl_mc_io *)priv->hw;
1487
1488         if (dpni == NULL || fc_conf == NULL) {
1489                 RTE_LOG(ERR, PMD, "device not configured\n");
1490                 return ret;
1491         }
1492
1493         ret = dpni_get_link_state(dpni, CMD_PRI_LOW, priv->token, &state);
1494         if (ret) {
1495                 RTE_LOG(ERR, PMD, "error: dpni_get_link_state %d\n", ret);
1496                 return ret;
1497         }
1498
1499         memset(fc_conf, 0, sizeof(struct rte_eth_fc_conf));
1500         if (state.options & DPNI_LINK_OPT_PAUSE) {
1501                 /* DPNI_LINK_OPT_PAUSE set
1502                  *  if ASYM_PAUSE not set,
1503                  *      RX Side flow control (handle received Pause frame)
1504                  *      TX side flow control (send Pause frame)
1505                  *  if ASYM_PAUSE set,
1506                  *      RX Side flow control (handle received Pause frame)
1507                  *      No TX side flow control (send Pause frame disabled)
1508                  */
1509                 if (!(state.options & DPNI_LINK_OPT_ASYM_PAUSE))
1510                         fc_conf->mode = RTE_FC_FULL;
1511                 else
1512                         fc_conf->mode = RTE_FC_RX_PAUSE;
1513         } else {
1514                 /* DPNI_LINK_OPT_PAUSE not set
1515                  *  if ASYM_PAUSE set,
1516                  *      TX side flow control (send Pause frame)
1517                  *      No RX side flow control (No action on pause frame rx)
1518                  *  if ASYM_PAUSE not set,
1519                  *      Flow control disabled
1520                  */
1521                 if (state.options & DPNI_LINK_OPT_ASYM_PAUSE)
1522                         fc_conf->mode = RTE_FC_TX_PAUSE;
1523                 else
1524                         fc_conf->mode = RTE_FC_NONE;
1525         }
1526
1527         return ret;
1528 }
1529
1530 static int
1531 dpaa2_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
1532 {
1533         int ret = -EINVAL;
1534         struct dpaa2_dev_priv *priv;
1535         struct fsl_mc_io *dpni;
1536         struct dpni_link_state state = {0};
1537         struct dpni_link_cfg cfg = {0};
1538
1539         PMD_INIT_FUNC_TRACE();
1540
1541         priv = dev->data->dev_private;
1542         dpni = (struct fsl_mc_io *)priv->hw;
1543
1544         if (dpni == NULL) {
1545                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
1546                 return ret;
1547         }
1548
1549         /* It is necessary to obtain the current state before setting fc_conf
1550          * as MC would return error in case rate, autoneg or duplex values are
1551          * different.
1552          */
1553         ret = dpni_get_link_state(dpni, CMD_PRI_LOW, priv->token, &state);
1554         if (ret) {
1555                 RTE_LOG(ERR, PMD, "Unable to get link state (err=%d)\n", ret);
1556                 return -1;
1557         }
1558
1559         /* Disable link before setting configuration */
1560         dpaa2_dev_set_link_down(dev);
1561
1562         /* Based on fc_conf, update cfg */
1563         cfg.rate = state.rate;
1564         cfg.options = state.options;
1565
1566         /* update cfg with fc_conf */
1567         switch (fc_conf->mode) {
1568         case RTE_FC_FULL:
1569                 /* Full flow control;
1570                  * OPT_PAUSE set, ASYM_PAUSE not set
1571                  */
1572                 cfg.options |= DPNI_LINK_OPT_PAUSE;
1573                 cfg.options &= ~DPNI_LINK_OPT_ASYM_PAUSE;
1574                 break;
1575         case RTE_FC_TX_PAUSE:
1576                 /* Enable RX flow control
1577                  * OPT_PAUSE not set;
1578                  * ASYM_PAUSE set;
1579                  */
1580                 cfg.options |= DPNI_LINK_OPT_ASYM_PAUSE;
1581                 cfg.options &= ~DPNI_LINK_OPT_PAUSE;
1582                 break;
1583         case RTE_FC_RX_PAUSE:
1584                 /* Enable TX Flow control
1585                  * OPT_PAUSE set
1586                  * ASYM_PAUSE set
1587                  */
1588                 cfg.options |= DPNI_LINK_OPT_PAUSE;
1589                 cfg.options |= DPNI_LINK_OPT_ASYM_PAUSE;
1590                 break;
1591         case RTE_FC_NONE:
1592                 /* Disable Flow control
1593                  * OPT_PAUSE not set
1594                  * ASYM_PAUSE not set
1595                  */
1596                 cfg.options &= ~DPNI_LINK_OPT_PAUSE;
1597                 cfg.options &= ~DPNI_LINK_OPT_ASYM_PAUSE;
1598                 break;
1599         default:
1600                 RTE_LOG(ERR, PMD, "Incorrect Flow control flag (%d)\n",
1601                         fc_conf->mode);
1602                 return -1;
1603         }
1604
1605         ret = dpni_set_link_cfg(dpni, CMD_PRI_LOW, priv->token, &cfg);
1606         if (ret)
1607                 RTE_LOG(ERR, PMD,
1608                         "Unable to set Link configuration (err=%d)\n",
1609                         ret);
1610
1611         /* Enable link */
1612         dpaa2_dev_set_link_up(dev);
1613
1614         return ret;
1615 }
1616
1617 static int
1618 dpaa2_dev_rss_hash_update(struct rte_eth_dev *dev,
1619                           struct rte_eth_rss_conf *rss_conf)
1620 {
1621         struct rte_eth_dev_data *data = dev->data;
1622         struct rte_eth_conf *eth_conf = &data->dev_conf;
1623         int ret;
1624
1625         PMD_INIT_FUNC_TRACE();
1626
1627         if (rss_conf->rss_hf) {
1628                 ret = dpaa2_setup_flow_dist(dev, rss_conf->rss_hf);
1629                 if (ret) {
1630                         PMD_INIT_LOG(ERR, "unable to set flow dist");
1631                         return ret;
1632                 }
1633         } else {
1634                 ret = dpaa2_remove_flow_dist(dev, 0);
1635                 if (ret) {
1636                         PMD_INIT_LOG(ERR, "unable to remove flow dist");
1637                         return ret;
1638                 }
1639         }
1640         eth_conf->rx_adv_conf.rss_conf.rss_hf = rss_conf->rss_hf;
1641         return 0;
1642 }
1643
1644 static int
1645 dpaa2_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
1646                             struct rte_eth_rss_conf *rss_conf)
1647 {
1648         struct rte_eth_dev_data *data = dev->data;
1649         struct rte_eth_conf *eth_conf = &data->dev_conf;
1650
1651         /* dpaa2 does not support rss_key, so length should be 0*/
1652         rss_conf->rss_key_len = 0;
1653         rss_conf->rss_hf = eth_conf->rx_adv_conf.rss_conf.rss_hf;
1654         return 0;
1655 }
1656
1657 int dpaa2_eth_eventq_attach(const struct rte_eth_dev *dev,
1658                 int eth_rx_queue_id,
1659                 uint16_t dpcon_id,
1660                 const struct rte_event_eth_rx_adapter_queue_conf *queue_conf)
1661 {
1662         struct dpaa2_dev_priv *eth_priv = dev->data->dev_private;
1663         struct fsl_mc_io *dpni = (struct fsl_mc_io *)eth_priv->hw;
1664         struct dpaa2_queue *dpaa2_ethq = eth_priv->rx_vq[eth_rx_queue_id];
1665         uint8_t flow_id = dpaa2_ethq->flow_id;
1666         struct dpni_queue cfg;
1667         uint8_t options;
1668         int ret;
1669
1670         if (queue_conf->ev.sched_type == RTE_SCHED_TYPE_PARALLEL)
1671                 dpaa2_ethq->cb = dpaa2_dev_process_parallel_event;
1672         else if (queue_conf->ev.sched_type == RTE_SCHED_TYPE_ATOMIC)
1673                 dpaa2_ethq->cb = dpaa2_dev_process_atomic_event;
1674         else
1675                 return -EINVAL;
1676
1677         memset(&cfg, 0, sizeof(struct dpni_queue));
1678         options = DPNI_QUEUE_OPT_DEST;
1679         cfg.destination.type = DPNI_DEST_DPCON;
1680         cfg.destination.id = dpcon_id;
1681         cfg.destination.priority = queue_conf->ev.priority;
1682
1683         if (queue_conf->ev.sched_type == RTE_SCHED_TYPE_ATOMIC) {
1684                 options |= DPNI_QUEUE_OPT_HOLD_ACTIVE;
1685                 cfg.destination.hold_active = 1;
1686         }
1687
1688         options |= DPNI_QUEUE_OPT_USER_CTX;
1689         cfg.user_context = (uint64_t)(dpaa2_ethq);
1690
1691         ret = dpni_set_queue(dpni, CMD_PRI_LOW, eth_priv->token, DPNI_QUEUE_RX,
1692                              dpaa2_ethq->tc_index, flow_id, options, &cfg);
1693         if (ret) {
1694                 RTE_LOG(ERR, PMD, "Error in dpni_set_queue: ret: %d\n", ret);
1695                 return ret;
1696         }
1697
1698         memcpy(&dpaa2_ethq->ev, &queue_conf->ev, sizeof(struct rte_event));
1699
1700         return 0;
1701 }
1702
1703 int dpaa2_eth_eventq_detach(const struct rte_eth_dev *dev,
1704                 int eth_rx_queue_id)
1705 {
1706         struct dpaa2_dev_priv *eth_priv = dev->data->dev_private;
1707         struct fsl_mc_io *dpni = (struct fsl_mc_io *)eth_priv->hw;
1708         struct dpaa2_queue *dpaa2_ethq = eth_priv->rx_vq[eth_rx_queue_id];
1709         uint8_t flow_id = dpaa2_ethq->flow_id;
1710         struct dpni_queue cfg;
1711         uint8_t options;
1712         int ret;
1713
1714         memset(&cfg, 0, sizeof(struct dpni_queue));
1715         options = DPNI_QUEUE_OPT_DEST;
1716         cfg.destination.type = DPNI_DEST_NONE;
1717
1718         ret = dpni_set_queue(dpni, CMD_PRI_LOW, eth_priv->token, DPNI_QUEUE_RX,
1719                              dpaa2_ethq->tc_index, flow_id, options, &cfg);
1720         if (ret)
1721                 RTE_LOG(ERR, PMD, "Error in dpni_set_queue: ret: %d\n", ret);
1722
1723         return ret;
1724 }
1725
1726 static struct eth_dev_ops dpaa2_ethdev_ops = {
1727         .dev_configure    = dpaa2_eth_dev_configure,
1728         .dev_start            = dpaa2_dev_start,
1729         .dev_stop             = dpaa2_dev_stop,
1730         .dev_close            = dpaa2_dev_close,
1731         .promiscuous_enable   = dpaa2_dev_promiscuous_enable,
1732         .promiscuous_disable  = dpaa2_dev_promiscuous_disable,
1733         .allmulticast_enable  = dpaa2_dev_allmulticast_enable,
1734         .allmulticast_disable = dpaa2_dev_allmulticast_disable,
1735         .dev_set_link_up      = dpaa2_dev_set_link_up,
1736         .dev_set_link_down    = dpaa2_dev_set_link_down,
1737         .link_update       = dpaa2_dev_link_update,
1738         .stats_get             = dpaa2_dev_stats_get,
1739         .xstats_get            = dpaa2_dev_xstats_get,
1740         .xstats_get_by_id     = dpaa2_xstats_get_by_id,
1741         .xstats_get_names_by_id = dpaa2_xstats_get_names_by_id,
1742         .xstats_get_names      = dpaa2_xstats_get_names,
1743         .stats_reset       = dpaa2_dev_stats_reset,
1744         .xstats_reset         = dpaa2_dev_stats_reset,
1745         .fw_version_get    = dpaa2_fw_version_get,
1746         .dev_infos_get     = dpaa2_dev_info_get,
1747         .dev_supported_ptypes_get = dpaa2_supported_ptypes_get,
1748         .mtu_set           = dpaa2_dev_mtu_set,
1749         .vlan_filter_set      = dpaa2_vlan_filter_set,
1750         .vlan_offload_set     = dpaa2_vlan_offload_set,
1751         .rx_queue_setup    = dpaa2_dev_rx_queue_setup,
1752         .rx_queue_release  = dpaa2_dev_rx_queue_release,
1753         .tx_queue_setup    = dpaa2_dev_tx_queue_setup,
1754         .tx_queue_release  = dpaa2_dev_tx_queue_release,
1755         .rx_queue_count       = dpaa2_dev_rx_queue_count,
1756         .flow_ctrl_get        = dpaa2_flow_ctrl_get,
1757         .flow_ctrl_set        = dpaa2_flow_ctrl_set,
1758         .mac_addr_add         = dpaa2_dev_add_mac_addr,
1759         .mac_addr_remove      = dpaa2_dev_remove_mac_addr,
1760         .mac_addr_set         = dpaa2_dev_set_mac_addr,
1761         .rss_hash_update      = dpaa2_dev_rss_hash_update,
1762         .rss_hash_conf_get    = dpaa2_dev_rss_hash_conf_get,
1763 };
1764
1765 static int
1766 dpaa2_dev_init(struct rte_eth_dev *eth_dev)
1767 {
1768         struct rte_device *dev = eth_dev->device;
1769         struct rte_dpaa2_device *dpaa2_dev;
1770         struct fsl_mc_io *dpni_dev;
1771         struct dpni_attr attr;
1772         struct dpaa2_dev_priv *priv = eth_dev->data->dev_private;
1773         struct dpni_buffer_layout layout;
1774         int ret, hw_id;
1775
1776         PMD_INIT_FUNC_TRACE();
1777
1778         /* For secondary processes, the primary has done all the work */
1779         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1780                 return 0;
1781
1782         dpaa2_dev = container_of(dev, struct rte_dpaa2_device, device);
1783
1784         hw_id = dpaa2_dev->object_id;
1785
1786         dpni_dev = rte_malloc(NULL, sizeof(struct fsl_mc_io), 0);
1787         if (!dpni_dev) {
1788                 PMD_INIT_LOG(ERR, "malloc failed for dpni device\n");
1789                 return -1;
1790         }
1791
1792         dpni_dev->regs = rte_mcp_ptr_list[0];
1793         ret = dpni_open(dpni_dev, CMD_PRI_LOW, hw_id, &priv->token);
1794         if (ret) {
1795                 PMD_INIT_LOG(ERR,
1796                              "Failure in opening dpni@%d with err code %d\n",
1797                              hw_id, ret);
1798                 rte_free(dpni_dev);
1799                 return -1;
1800         }
1801
1802         /* Clean the device first */
1803         ret = dpni_reset(dpni_dev, CMD_PRI_LOW, priv->token);
1804         if (ret) {
1805                 PMD_INIT_LOG(ERR,
1806                              "Failure cleaning dpni@%d with err code %d\n",
1807                              hw_id, ret);
1808                 goto init_err;
1809         }
1810
1811         ret = dpni_get_attributes(dpni_dev, CMD_PRI_LOW, priv->token, &attr);
1812         if (ret) {
1813                 PMD_INIT_LOG(ERR,
1814                              "Failure in get dpni@%d attribute, err code %d\n",
1815                              hw_id, ret);
1816                 goto init_err;
1817         }
1818
1819         priv->num_rx_tc = attr.num_rx_tcs;
1820
1821         /* Resetting the "num_rx_queues" to equal number of queues in first TC
1822          * as only one TC is supported on Rx Side. Once Multiple TCs will be
1823          * in use for Rx processing then this will be changed or removed.
1824          */
1825         priv->nb_rx_queues = attr.num_queues;
1826
1827         /* Using number of TX queues as number of TX TCs */
1828         priv->nb_tx_queues = attr.num_tx_tcs;
1829
1830         PMD_DRV_LOG(DEBUG, "RX-TC= %d, nb_rx_queues= %d, nb_tx_queues=%d",
1831                     priv->num_rx_tc, priv->nb_rx_queues, priv->nb_tx_queues);
1832
1833         priv->hw = dpni_dev;
1834         priv->hw_id = hw_id;
1835         priv->options = attr.options;
1836         priv->max_mac_filters = attr.mac_filter_entries;
1837         priv->max_vlan_filters = attr.vlan_filter_entries;
1838         priv->flags = 0;
1839
1840         /* Allocate memory for hardware structure for queues */
1841         ret = dpaa2_alloc_rx_tx_queues(eth_dev);
1842         if (ret) {
1843                 PMD_INIT_LOG(ERR, "dpaa2_alloc_rx_tx_queuesFailed\n");
1844                 goto init_err;
1845         }
1846
1847         /* Allocate memory for storing MAC addresses */
1848         eth_dev->data->mac_addrs = rte_zmalloc("dpni",
1849                 ETHER_ADDR_LEN * attr.mac_filter_entries, 0);
1850         if (eth_dev->data->mac_addrs == NULL) {
1851                 PMD_INIT_LOG(ERR,
1852                    "Failed to allocate %d bytes needed to store MAC addresses",
1853                              ETHER_ADDR_LEN * attr.mac_filter_entries);
1854                 ret = -ENOMEM;
1855                 goto init_err;
1856         }
1857
1858         ret = dpni_get_primary_mac_addr(dpni_dev, CMD_PRI_LOW,
1859                                         priv->token,
1860                         (uint8_t *)(eth_dev->data->mac_addrs[0].addr_bytes));
1861         if (ret) {
1862                 PMD_INIT_LOG(ERR, "DPNI get mac address failed:Err Code = %d\n",
1863                              ret);
1864                 goto init_err;
1865         }
1866
1867         /* ... tx buffer layout ... */
1868         memset(&layout, 0, sizeof(struct dpni_buffer_layout));
1869         layout.options = DPNI_BUF_LAYOUT_OPT_FRAME_STATUS;
1870         layout.pass_frame_status = 1;
1871         ret = dpni_set_buffer_layout(dpni_dev, CMD_PRI_LOW, priv->token,
1872                                      DPNI_QUEUE_TX, &layout);
1873         if (ret) {
1874                 PMD_INIT_LOG(ERR, "Error (%d) in setting tx buffer layout",
1875                              ret);
1876                 goto init_err;
1877         }
1878
1879         /* ... tx-conf and error buffer layout ... */
1880         memset(&layout, 0, sizeof(struct dpni_buffer_layout));
1881         layout.options = DPNI_BUF_LAYOUT_OPT_FRAME_STATUS;
1882         layout.pass_frame_status = 1;
1883         ret = dpni_set_buffer_layout(dpni_dev, CMD_PRI_LOW, priv->token,
1884                                      DPNI_QUEUE_TX_CONFIRM, &layout);
1885         if (ret) {
1886                 PMD_INIT_LOG(ERR, "Error (%d) in setting tx-conf buffer layout",
1887                              ret);
1888                 goto init_err;
1889         }
1890
1891         eth_dev->dev_ops = &dpaa2_ethdev_ops;
1892
1893         eth_dev->rx_pkt_burst = dpaa2_dev_prefetch_rx;
1894         eth_dev->tx_pkt_burst = dpaa2_dev_tx;
1895         rte_fslmc_vfio_dmamap();
1896
1897         RTE_LOG(INFO, PMD, "%s: netdev created\n", eth_dev->data->name);
1898         return 0;
1899 init_err:
1900         dpaa2_dev_uninit(eth_dev);
1901         return ret;
1902 }
1903
1904 static int
1905 dpaa2_dev_uninit(struct rte_eth_dev *eth_dev)
1906 {
1907         struct dpaa2_dev_priv *priv = eth_dev->data->dev_private;
1908         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1909         int i, ret;
1910         struct dpaa2_queue *dpaa2_q;
1911
1912         PMD_INIT_FUNC_TRACE();
1913
1914         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1915                 return 0;
1916
1917         if (!dpni) {
1918                 PMD_INIT_LOG(WARNING, "Already closed or not started");
1919                 return -1;
1920         }
1921
1922         dpaa2_dev_close(eth_dev);
1923
1924         if (priv->rx_vq[0]) {
1925                 /* cleaning up queue storage */
1926                 for (i = 0; i < priv->nb_rx_queues; i++) {
1927                         dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[i];
1928                         if (dpaa2_q->q_storage)
1929                                 rte_free(dpaa2_q->q_storage);
1930                 }
1931                 /*free the all queue memory */
1932                 rte_free(priv->rx_vq[0]);
1933                 priv->rx_vq[0] = NULL;
1934         }
1935
1936         /* free memory for storing MAC addresses */
1937         if (eth_dev->data->mac_addrs) {
1938                 rte_free(eth_dev->data->mac_addrs);
1939                 eth_dev->data->mac_addrs = NULL;
1940         }
1941
1942         /* Close the device at underlying layer*/
1943         ret = dpni_close(dpni, CMD_PRI_LOW, priv->token);
1944         if (ret) {
1945                 PMD_INIT_LOG(ERR,
1946                              "Failure closing dpni device with err code %d\n",
1947                              ret);
1948         }
1949
1950         /* Free the allocated memory for ethernet private data and dpni*/
1951         priv->hw = NULL;
1952         rte_free(dpni);
1953
1954         eth_dev->dev_ops = NULL;
1955         eth_dev->rx_pkt_burst = NULL;
1956         eth_dev->tx_pkt_burst = NULL;
1957
1958         RTE_LOG(INFO, PMD, "%s: netdev created\n", eth_dev->data->name);
1959         return 0;
1960 }
1961
1962 static int
1963 rte_dpaa2_probe(struct rte_dpaa2_driver *dpaa2_drv,
1964                 struct rte_dpaa2_device *dpaa2_dev)
1965 {
1966         struct rte_eth_dev *eth_dev;
1967         int diag;
1968
1969         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
1970                 eth_dev = rte_eth_dev_allocate(dpaa2_dev->device.name);
1971                 if (!eth_dev)
1972                         return -ENODEV;
1973                 eth_dev->data->dev_private = rte_zmalloc(
1974                                                 "ethdev private structure",
1975                                                 sizeof(struct dpaa2_dev_priv),
1976                                                 RTE_CACHE_LINE_SIZE);
1977                 if (eth_dev->data->dev_private == NULL) {
1978                         PMD_INIT_LOG(CRIT, "Cannot allocate memzone for"
1979                                      " private port data\n");
1980                         rte_eth_dev_release_port(eth_dev);
1981                         return -ENOMEM;
1982                 }
1983         } else {
1984                 eth_dev = rte_eth_dev_attach_secondary(dpaa2_dev->device.name);
1985                 if (!eth_dev)
1986                         return -ENODEV;
1987         }
1988
1989         eth_dev->device = &dpaa2_dev->device;
1990         eth_dev->device->driver = &dpaa2_drv->driver;
1991
1992         dpaa2_dev->eth_dev = eth_dev;
1993         eth_dev->data->rx_mbuf_alloc_failed = 0;
1994
1995         if (dpaa2_drv->drv_flags & RTE_DPAA2_DRV_INTR_LSC)
1996                 eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC;
1997
1998         /* Invoke PMD device initialization function */
1999         diag = dpaa2_dev_init(eth_dev);
2000         if (diag == 0)
2001                 return 0;
2002
2003         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
2004                 rte_free(eth_dev->data->dev_private);
2005         rte_eth_dev_release_port(eth_dev);
2006         return diag;
2007 }
2008
2009 static int
2010 rte_dpaa2_remove(struct rte_dpaa2_device *dpaa2_dev)
2011 {
2012         struct rte_eth_dev *eth_dev;
2013
2014         eth_dev = dpaa2_dev->eth_dev;
2015         dpaa2_dev_uninit(eth_dev);
2016
2017         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
2018                 rte_free(eth_dev->data->dev_private);
2019         rte_eth_dev_release_port(eth_dev);
2020
2021         return 0;
2022 }
2023
2024 static struct rte_dpaa2_driver rte_dpaa2_pmd = {
2025         .drv_flags = RTE_DPAA2_DRV_INTR_LSC | RTE_DPAA2_DRV_IOVA_AS_VA,
2026         .drv_type = DPAA2_ETH,
2027         .probe = rte_dpaa2_probe,
2028         .remove = rte_dpaa2_remove,
2029 };
2030
2031 RTE_PMD_REGISTER_DPAA2(net_dpaa2, rte_dpaa2_pmd);