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_driver.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         /* Enabling hash results in FD requires setting DPNI_FLCTYPE_HASH in
 384          * dpni_set_offload API. Setting this FLCTYPE for DPNI sets the FD[SC]
 385          * to 0 for LS2 in the hardware thus disabling data/annotation
 386          * stashing. For LX2 this is fixed in hardware and thus hash result and
 387          * parse results can be received in FD using this option.
 388          */
 389         if (dpaa2_svr_family == SVR_LX2160A) {
 390                 ret = dpni_set_offload(dpni, CMD_PRI_LOW, priv->token,
 391                                        DPNI_FLCTYPE_HASH, true);
 392                 if (ret) {
 393                         PMD_INIT_LOG(ERR, "Error setting FLCTYPE: Err = %d\n",
 394                                      ret);
 395                         return ret;
 396                 }
 397         }
 398
 399         if (eth_conf->rxmode.hw_vlan_filter)
 400                 dpaa2_vlan_offload_set(dev, ETH_VLAN_FILTER_MASK);
 401
 402         /* update the current status */
 403         dpaa2_dev_link_update(dev, 0);
 404
 405         return 0;
 406 }
 407
 408 /* Function to setup RX flow information. It contains traffic class ID,
 409  * flow ID, destination configuration etc.
 410  */
 411 static int
 412 dpaa2_dev_rx_queue_setup(struct rte_eth_dev *dev,
 413                          uint16_t rx_queue_id,
 414                          uint16_t nb_rx_desc __rte_unused,
 415                          unsigned int socket_id __rte_unused,
 416                          const struct rte_eth_rxconf *rx_conf __rte_unused,
 417                          struct rte_mempool *mb_pool)
 418 {
 419         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 420         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 421         struct dpaa2_queue *dpaa2_q;
 422         struct dpni_queue cfg;
 423         uint8_t options = 0;
 424         uint8_t flow_id;
 425         uint32_t bpid;
 426         int ret;
 427
 428         PMD_INIT_FUNC_TRACE();
 429
 430         PMD_DRV_LOG(DEBUG, "dev =%p, queue =%d, pool = %p, conf =%p",
 431                     dev, rx_queue_id, mb_pool, rx_conf);
 432
 433         if (!priv->bp_list || priv->bp_list->mp != mb_pool) {
 434                 bpid = mempool_to_bpid(mb_pool);
 435                 ret = dpaa2_attach_bp_list(priv,
 436                                            rte_dpaa2_bpid_info[bpid].bp_list);
 437                 if (ret)
 438                         return ret;
 439         }
 440         dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[rx_queue_id];
 441         dpaa2_q->mb_pool = mb_pool; /**< mbuf pool to populate RX ring. */
 442
 443         /*Get the flow id from given VQ id*/
 444         flow_id = rx_queue_id % priv->nb_rx_queues;
 445         memset(&cfg, 0, sizeof(struct dpni_queue));
 446
 447         options = options | DPNI_QUEUE_OPT_USER_CTX;
 448         cfg.user_context = (uint64_t)(dpaa2_q);
 449
 450         /*if ls2088 or rev2 device, enable the stashing */
 451
 452         if ((dpaa2_svr_family & 0xffff0000) != SVR_LS2080A) {
 453                 options |= DPNI_QUEUE_OPT_FLC;
 454                 cfg.flc.stash_control = true;
 455                 cfg.flc.value &= 0xFFFFFFFFFFFFFFC0;
 456                 /* 00 00 00 - last 6 bit represent annotation, context stashing,
 457                  * data stashing setting 01 01 00 (0x14)
 458                  * (in following order ->DS AS CS)
 459                  * to enable 1 line data, 1 line annotation.
 460                  * For LX2, this setting should be 01 00 00 (0x10)
 461                  */
 462                 if ((dpaa2_svr_family & 0xffff0000) == SVR_LX2160A)
 463                         cfg.flc.value |= 0x10;
 464                 else
 465                         cfg.flc.value |= 0x14;
 466         }
 467         ret = dpni_set_queue(dpni, CMD_PRI_LOW, priv->token, DPNI_QUEUE_RX,
 468                              dpaa2_q->tc_index, flow_id, options, &cfg);
 469         if (ret) {
 470                 PMD_INIT_LOG(ERR, "Error in setting the rx flow: = %d\n", ret);
 471                 return -1;
 472         }
 473
 474         if (!(priv->flags & DPAA2_RX_TAILDROP_OFF)) {
 475                 struct dpni_taildrop taildrop;
 476
 477                 taildrop.enable = 1;
 478                 /*enabling per rx queue congestion control */
 479                 taildrop.threshold = CONG_THRESHOLD_RX_Q;
 480                 taildrop.units = DPNI_CONGESTION_UNIT_BYTES;
 481                 taildrop.oal = CONG_RX_OAL;
 482                 PMD_DRV_LOG(DEBUG, "Enabling Early Drop on queue = %d",
 483                             rx_queue_id);
 484                 ret = dpni_set_taildrop(dpni, CMD_PRI_LOW, priv->token,
 485                                         DPNI_CP_QUEUE, DPNI_QUEUE_RX,
 486                                         dpaa2_q->tc_index, flow_id, &taildrop);
 487                 if (ret) {
 488                         PMD_INIT_LOG(ERR, "Error in setting the rx flow"
 489                                      " err : = %d\n", ret);
 490                         return -1;
 491                 }
 492         }
 493
 494         dev->data->rx_queues[rx_queue_id] = dpaa2_q;
 495         return 0;
 496 }
 497
 498 static int
 499 dpaa2_dev_tx_queue_setup(struct rte_eth_dev *dev,
 500                          uint16_t tx_queue_id,
 501                          uint16_t nb_tx_desc __rte_unused,
 502                          unsigned int socket_id __rte_unused,
 503                          const struct rte_eth_txconf *tx_conf __rte_unused)
 504 {
 505         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 506         struct dpaa2_queue *dpaa2_q = (struct dpaa2_queue *)
 507                 priv->tx_vq[tx_queue_id];
 508         struct fsl_mc_io *dpni = priv->hw;
 509         struct dpni_queue tx_conf_cfg;
 510         struct dpni_queue tx_flow_cfg;
 511         uint8_t options = 0, flow_id;
 512         uint32_t tc_id;
 513         int ret;
 514
 515         PMD_INIT_FUNC_TRACE();
 516
 517         /* Return if queue already configured */
 518         if (dpaa2_q->flow_id != 0xffff) {
 519                 dev->data->tx_queues[tx_queue_id] = dpaa2_q;
 520                 return 0;
 521         }
 522
 523         memset(&tx_conf_cfg, 0, sizeof(struct dpni_queue));
 524         memset(&tx_flow_cfg, 0, sizeof(struct dpni_queue));
 525
 526         tc_id = tx_queue_id;
 527         flow_id = 0;
 528
 529         ret = dpni_set_queue(dpni, CMD_PRI_LOW, priv->token, DPNI_QUEUE_TX,
 530                              tc_id, flow_id, options, &tx_flow_cfg);
 531         if (ret) {
 532                 PMD_INIT_LOG(ERR, "Error in setting the tx flow: "
 533                              "tc_id=%d, flow =%d ErrorCode = %x\n",
 534                              tc_id, flow_id, -ret);
 535                         return -1;
 536         }
 537
 538         dpaa2_q->flow_id = flow_id;
 539
 540         if (tx_queue_id == 0) {
 541                 /*Set tx-conf and error configuration*/
 542                 ret = dpni_set_tx_confirmation_mode(dpni, CMD_PRI_LOW,
 543                                                     priv->token,
 544                                                     DPNI_CONF_DISABLE);
 545                 if (ret) {
 546                         PMD_INIT_LOG(ERR, "Error in set tx conf mode settings"
 547                                      " ErrorCode = %x", ret);
 548                         return -1;
 549                 }
 550         }
 551         dpaa2_q->tc_index = tc_id;
 552
 553         if (!(priv->flags & DPAA2_TX_CGR_OFF)) {
 554                 struct dpni_congestion_notification_cfg cong_notif_cfg;
 555
 556                 cong_notif_cfg.units = DPNI_CONGESTION_UNIT_FRAMES;
 557                 cong_notif_cfg.threshold_entry = CONG_ENTER_TX_THRESHOLD;
 558                 /* Notify that the queue is not congested when the data in
 559                  * the queue is below this thershold.
 560                  */
 561                 cong_notif_cfg.threshold_exit = CONG_EXIT_TX_THRESHOLD;
 562                 cong_notif_cfg.message_ctx = 0;
 563                 cong_notif_cfg.message_iova = (uint64_t)dpaa2_q->cscn;
 564                 cong_notif_cfg.dest_cfg.dest_type = DPNI_DEST_NONE;
 565                 cong_notif_cfg.notification_mode =
 566                                          DPNI_CONG_OPT_WRITE_MEM_ON_ENTER |
 567                                          DPNI_CONG_OPT_WRITE_MEM_ON_EXIT |
 568                                          DPNI_CONG_OPT_COHERENT_WRITE;
 569
 570                 ret = dpni_set_congestion_notification(dpni, CMD_PRI_LOW,
 571                                                        priv->token,
 572                                                        DPNI_QUEUE_TX,
 573                                                        tc_id,
 574                                                        &cong_notif_cfg);
 575                 if (ret) {
 576                         PMD_INIT_LOG(ERR,
 577                            "Error in setting tx congestion notification: = %d",
 578                            -ret);
 579                         return -ret;
 580                 }
 581         }
 582         dev->data->tx_queues[tx_queue_id] = dpaa2_q;
 583         return 0;
 584 }
 585
 586 static void
 587 dpaa2_dev_rx_queue_release(void *q __rte_unused)
 588 {
 589         PMD_INIT_FUNC_TRACE();
 590 }
 591
 592 static void
 593 dpaa2_dev_tx_queue_release(void *q __rte_unused)
 594 {
 595         PMD_INIT_FUNC_TRACE();
 596 }
 597
 598 static uint32_t
 599 dpaa2_dev_rx_queue_count(struct rte_eth_dev *dev, uint16_t rx_queue_id)
 600 {
 601         int32_t ret;
 602         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 603         struct dpaa2_queue *dpaa2_q;
 604         struct qbman_swp *swp;
 605         struct qbman_fq_query_np_rslt state;
 606         uint32_t frame_cnt = 0;
 607
 608         PMD_INIT_FUNC_TRACE();
 609
 610         if (unlikely(!DPAA2_PER_LCORE_DPIO)) {
 611                 ret = dpaa2_affine_qbman_swp();
 612                 if (ret) {
 613                         RTE_LOG(ERR, PMD, "Failure in affining portal\n");
 614                         return -EINVAL;
 615                 }
 616         }
 617         swp = DPAA2_PER_LCORE_PORTAL;
 618
 619         dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[rx_queue_id];
 620
 621         if (qbman_fq_query_state(swp, dpaa2_q->fqid, &state) == 0) {
 622                 frame_cnt = qbman_fq_state_frame_count(&state);
 623                 RTE_LOG(DEBUG, PMD, "RX frame count for q(%d) is %u\n",
 624                         rx_queue_id, frame_cnt);
 625         }
 626         return frame_cnt;
 627 }
 628
 629 static const uint32_t *
 630 dpaa2_supported_ptypes_get(struct rte_eth_dev *dev)
 631 {
 632         static const uint32_t ptypes[] = {
 633                 /*todo -= add more types */
 634                 RTE_PTYPE_L2_ETHER,
 635                 RTE_PTYPE_L3_IPV4,
 636                 RTE_PTYPE_L3_IPV4_EXT,
 637                 RTE_PTYPE_L3_IPV6,
 638                 RTE_PTYPE_L3_IPV6_EXT,
 639                 RTE_PTYPE_L4_TCP,
 640                 RTE_PTYPE_L4_UDP,
 641                 RTE_PTYPE_L4_SCTP,
 642                 RTE_PTYPE_L4_ICMP,
 643                 RTE_PTYPE_UNKNOWN
 644         };
 645
 646         if (dev->rx_pkt_burst == dpaa2_dev_prefetch_rx)
 647                 return ptypes;
 648         return NULL;
 649 }
 650
 651 /**
 652  * Dpaa2 link Interrupt handler
 653  *
 654  * @param param
 655  *  The address of parameter (struct rte_eth_dev *) regsitered before.
 656  *
 657  * @return
 658  *  void
 659  */
 660 static void
 661 dpaa2_interrupt_handler(void *param)
 662 {
 663         struct rte_eth_dev *dev = param;
 664         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 665         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 666         int ret;
 667         int irq_index = DPNI_IRQ_INDEX;
 668         unsigned int status = 0, clear = 0;
 669
 670         PMD_INIT_FUNC_TRACE();
 671
 672         if (dpni == NULL) {
 673                 RTE_LOG(ERR, PMD, "dpni is NULL");
 674                 return;
 675         }
 676
 677         ret = dpni_get_irq_status(dpni, CMD_PRI_LOW, priv->token,
 678                                   irq_index, &status);
 679         if (unlikely(ret)) {
 680                 RTE_LOG(ERR, PMD, "Can't get irq status (err %d)", ret);
 681                 clear = 0xffffffff;
 682                 goto out;
 683         }
 684
 685         if (status & DPNI_IRQ_EVENT_LINK_CHANGED) {
 686                 clear = DPNI_IRQ_EVENT_LINK_CHANGED;
 687                 dpaa2_dev_link_update(dev, 0);
 688                 /* calling all the apps registered for link status event */
 689                 _rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_INTR_LSC,
 690                                               NULL);
 691         }
 692 out:
 693         ret = dpni_clear_irq_status(dpni, CMD_PRI_LOW, priv->token,
 694                                     irq_index, clear);
 695         if (unlikely(ret))
 696                 RTE_LOG(ERR, PMD, "Can't clear irq status (err %d)", ret);
 697 }
 698
 699 static int
 700 dpaa2_eth_setup_irqs(struct rte_eth_dev *dev, int enable)
 701 {
 702         int err = 0;
 703         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 704         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 705         int irq_index = DPNI_IRQ_INDEX;
 706         unsigned int mask = DPNI_IRQ_EVENT_LINK_CHANGED;
 707
 708         PMD_INIT_FUNC_TRACE();
 709
 710         err = dpni_set_irq_mask(dpni, CMD_PRI_LOW, priv->token,
 711                                 irq_index, mask);
 712         if (err < 0) {
 713                 PMD_INIT_LOG(ERR, "Error: dpni_set_irq_mask():%d (%s)", err,
 714                              strerror(-err));
 715                 return err;
 716         }
 717
 718         err = dpni_set_irq_enable(dpni, CMD_PRI_LOW, priv->token,
 719                                   irq_index, enable);
 720         if (err < 0)
 721                 PMD_INIT_LOG(ERR, "Error: dpni_set_irq_enable():%d (%s)", err,
 722                              strerror(-err));
 723
 724         return err;
 725 }
 726
 727 static int
 728 dpaa2_dev_start(struct rte_eth_dev *dev)
 729 {
 730         struct rte_device *rdev = dev->device;
 731         struct rte_dpaa2_device *dpaa2_dev;
 732         struct rte_eth_dev_data *data = dev->data;
 733         struct dpaa2_dev_priv *priv = data->dev_private;
 734         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 735         struct dpni_queue cfg;
 736         struct dpni_error_cfg   err_cfg;
 737         uint16_t qdid;
 738         struct dpni_queue_id qid;
 739         struct dpaa2_queue *dpaa2_q;
 740         int ret, i;
 741         struct rte_intr_handle *intr_handle;
 742
 743         dpaa2_dev = container_of(rdev, struct rte_dpaa2_device, device);
 744         intr_handle = &dpaa2_dev->intr_handle;
 745
 746         PMD_INIT_FUNC_TRACE();
 747
 748         ret = dpni_enable(dpni, CMD_PRI_LOW, priv->token);
 749         if (ret) {
 750                 PMD_INIT_LOG(ERR, "Failure %d in enabling dpni %d device\n",
 751                              ret, priv->hw_id);
 752                 return ret;
 753         }
 754
 755         /* Power up the phy. Needed to make the link go UP */
 756         dpaa2_dev_set_link_up(dev);
 757
 758         ret = dpni_get_qdid(dpni, CMD_PRI_LOW, priv->token,
 759                             DPNI_QUEUE_TX, &qdid);
 760         if (ret) {
 761                 PMD_INIT_LOG(ERR, "Error to get qdid:ErrorCode = %d\n", ret);
 762                 return ret;
 763         }
 764         priv->qdid = qdid;
 765
 766         for (i = 0; i < data->nb_rx_queues; i++) {
 767                 dpaa2_q = (struct dpaa2_queue *)data->rx_queues[i];
 768                 ret = dpni_get_queue(dpni, CMD_PRI_LOW, priv->token,
 769                                      DPNI_QUEUE_RX, dpaa2_q->tc_index,
 770                                        dpaa2_q->flow_id, &cfg, &qid);
 771                 if (ret) {
 772                         PMD_INIT_LOG(ERR, "Error to get flow "
 773                                      "information Error code = %d\n", ret);
 774                         return ret;
 775                 }
 776                 dpaa2_q->fqid = qid.fqid;
 777         }
 778
 779         /*checksum errors, send them to normal path and set it in annotation */
 780         err_cfg.errors = DPNI_ERROR_L3CE | DPNI_ERROR_L4CE;
 781
 782         err_cfg.error_action = DPNI_ERROR_ACTION_CONTINUE;
 783         err_cfg.set_frame_annotation = true;
 784
 785         ret = dpni_set_errors_behavior(dpni, CMD_PRI_LOW,
 786                                        priv->token, &err_cfg);
 787         if (ret) {
 788                 PMD_INIT_LOG(ERR, "Error to dpni_set_errors_behavior:"
 789                              "code = %d\n", ret);
 790                 return ret;
 791         }
 792
 793         /* if the interrupts were configured on this devices*/
 794         if (intr_handle && (intr_handle->fd) &&
 795             (dev->data->dev_conf.intr_conf.lsc != 0)) {
 796                 /* Registering LSC interrupt handler */
 797                 rte_intr_callback_register(intr_handle,
 798                                            dpaa2_interrupt_handler,
 799                                            (void *)dev);
 800
 801                 /* enable vfio intr/eventfd mapping
 802                  * Interrupt index 0 is required, so we can not use
 803                  * rte_intr_enable.
 804                  */
 805                 rte_dpaa2_intr_enable(intr_handle, DPNI_IRQ_INDEX);
 806
 807                 /* enable dpni_irqs */
 808                 dpaa2_eth_setup_irqs(dev, 1);
 809         }
 810
 811         return 0;
 812 }
 813
 814 /**
 815  *  This routine disables all traffic on the adapter by issuing a
 816  *  global reset on the MAC.
 817  */
 818 static void
 819 dpaa2_dev_stop(struct rte_eth_dev *dev)
 820 {
 821         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 822         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 823         int ret;
 824         struct rte_eth_link link;
 825         struct rte_intr_handle *intr_handle = dev->intr_handle;
 826
 827         PMD_INIT_FUNC_TRACE();
 828
 829         /* reset interrupt callback  */
 830         if (intr_handle && (intr_handle->fd) &&
 831             (dev->data->dev_conf.intr_conf.lsc != 0)) {
 832                 /*disable dpni irqs */
 833                 dpaa2_eth_setup_irqs(dev, 0);
 834
 835                 /* disable vfio intr before callback unregister */
 836                 rte_dpaa2_intr_disable(intr_handle, DPNI_IRQ_INDEX);
 837
 838                 /* Unregistering LSC interrupt handler */
 839                 rte_intr_callback_unregister(intr_handle,
 840                                              dpaa2_interrupt_handler,
 841                                              (void *)dev);
 842         }
 843
 844         dpaa2_dev_set_link_down(dev);
 845
 846         ret = dpni_disable(dpni, CMD_PRI_LOW, priv->token);
 847         if (ret) {
 848                 PMD_INIT_LOG(ERR, "Failure (ret %d) in disabling dpni %d dev\n",
 849                              ret, priv->hw_id);
 850                 return;
 851         }
 852
 853         /* clear the recorded link status */
 854         memset(&link, 0, sizeof(link));
 855         dpaa2_dev_atomic_write_link_status(dev, &link);
 856 }
 857
 858 static void
 859 dpaa2_dev_close(struct rte_eth_dev *dev)
 860 {
 861         struct rte_eth_dev_data *data = dev->data;
 862         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 863         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 864         int i, ret;
 865         struct rte_eth_link link;
 866         struct dpaa2_queue *dpaa2_q;
 867
 868         PMD_INIT_FUNC_TRACE();
 869
 870         for (i = 0; i < data->nb_tx_queues; i++) {
 871                 dpaa2_q = (struct dpaa2_queue *)data->tx_queues[i];
 872                 if (!dpaa2_q->cscn) {
 873                         rte_free(dpaa2_q->cscn);
 874                         dpaa2_q->cscn = NULL;
 875                 }
 876         }
 877
 878         /* Clean the device first */
 879         ret = dpni_reset(dpni, CMD_PRI_LOW, priv->token);
 880         if (ret) {
 881                 PMD_INIT_LOG(ERR, "Failure cleaning dpni device with"
 882                              " error code %d\n", ret);
 883                 return;
 884         }
 885
 886         memset(&link, 0, sizeof(link));
 887         dpaa2_dev_atomic_write_link_status(dev, &link);
 888 }
 889
 890 static void
 891 dpaa2_dev_promiscuous_enable(
 892                 struct rte_eth_dev *dev)
 893 {
 894         int ret;
 895         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 896         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 897
 898         PMD_INIT_FUNC_TRACE();
 899
 900         if (dpni == NULL) {
 901                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
 902                 return;
 903         }
 904
 905         ret = dpni_set_unicast_promisc(dpni, CMD_PRI_LOW, priv->token, true);
 906         if (ret < 0)
 907                 RTE_LOG(ERR, PMD, "Unable to enable U promisc mode %d\n", ret);
 908
 909         ret = dpni_set_multicast_promisc(dpni, CMD_PRI_LOW, priv->token, true);
 910         if (ret < 0)
 911                 RTE_LOG(ERR, PMD, "Unable to enable M promisc mode %d\n", ret);
 912 }
 913
 914 static void
 915 dpaa2_dev_promiscuous_disable(
 916                 struct rte_eth_dev *dev)
 917 {
 918         int ret;
 919         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 920         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 921
 922         PMD_INIT_FUNC_TRACE();
 923
 924         if (dpni == NULL) {
 925                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
 926                 return;
 927         }
 928
 929         ret = dpni_set_unicast_promisc(dpni, CMD_PRI_LOW, priv->token, false);
 930         if (ret < 0)
 931                 RTE_LOG(ERR, PMD, "Unable to disable U promisc mode %d\n", ret);
 932
 933         if (dev->data->all_multicast == 0) {
 934                 ret = dpni_set_multicast_promisc(dpni, CMD_PRI_LOW,
 935                                                  priv->token, false);
 936                 if (ret < 0)
 937                         RTE_LOG(ERR, PMD,
 938                                 "Unable to disable M promisc mode %d\n",
 939                                 ret);
 940         }
 941 }
 942
 943 static void
 944 dpaa2_dev_allmulticast_enable(
 945                 struct rte_eth_dev *dev)
 946 {
 947         int ret;
 948         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 949         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 950
 951         PMD_INIT_FUNC_TRACE();
 952
 953         if (dpni == NULL) {
 954                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
 955                 return;
 956         }
 957
 958         ret = dpni_set_multicast_promisc(dpni, CMD_PRI_LOW, priv->token, true);
 959         if (ret < 0)
 960                 RTE_LOG(ERR, PMD, "Unable to enable multicast mode %d\n", ret);
 961 }
 962
 963 static void
 964 dpaa2_dev_allmulticast_disable(struct rte_eth_dev *dev)
 965 {
 966         int ret;
 967         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 968         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 969
 970         PMD_INIT_FUNC_TRACE();
 971
 972         if (dpni == NULL) {
 973                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
 974                 return;
 975         }
 976
 977         /* must remain on for all promiscuous */
 978         if (dev->data->promiscuous == 1)
 979                 return;
 980
 981         ret = dpni_set_multicast_promisc(dpni, CMD_PRI_LOW, priv->token, false);
 982         if (ret < 0)
 983                 RTE_LOG(ERR, PMD, "Unable to disable multicast mode %d\n", ret);
 984 }
 985
 986 static int
 987 dpaa2_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
 988 {
 989         int ret;
 990         struct dpaa2_dev_priv *priv = dev->data->dev_private;
 991         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
 992         uint32_t frame_size = mtu + ETHER_HDR_LEN + ETHER_CRC_LEN
 993                                 + VLAN_TAG_SIZE;
 994
 995         PMD_INIT_FUNC_TRACE();
 996
 997         if (dpni == NULL) {
 998                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
 999                 return -EINVAL;
1000         }
1001
1002         /* check that mtu is within the allowed range */
1003         if ((mtu < ETHER_MIN_MTU) || (frame_size > DPAA2_MAX_RX_PKT_LEN))
1004                 return -EINVAL;
1005
1006         if (frame_size > ETHER_MAX_LEN)
1007                 dev->data->dev_conf.rxmode.jumbo_frame = 1;
1008         else
1009                 dev->data->dev_conf.rxmode.jumbo_frame = 0;
1010
1011         dev->data->dev_conf.rxmode.max_rx_pkt_len = frame_size;
1012
1013         /* Set the Max Rx frame length as 'mtu' +
1014          * Maximum Ethernet header length
1015          */
1016         ret = dpni_set_max_frame_length(dpni, CMD_PRI_LOW, priv->token,
1017                                         frame_size);
1018         if (ret) {
1019                 PMD_DRV_LOG(ERR, "setting the max frame length failed");
1020                 return -1;
1021         }
1022         PMD_DRV_LOG(INFO, "MTU is configured %d for the device", mtu);
1023         return 0;
1024 }
1025
1026 static int
1027 dpaa2_dev_add_mac_addr(struct rte_eth_dev *dev,
1028                        struct ether_addr *addr,
1029                        __rte_unused uint32_t index,
1030                        __rte_unused uint32_t pool)
1031 {
1032         int ret;
1033         struct dpaa2_dev_priv *priv = dev->data->dev_private;
1034         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1035
1036         PMD_INIT_FUNC_TRACE();
1037
1038         if (dpni == NULL) {
1039                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
1040                 return -1;
1041         }
1042
1043         ret = dpni_add_mac_addr(dpni, CMD_PRI_LOW,
1044                                 priv->token, addr->addr_bytes);
1045         if (ret)
1046                 RTE_LOG(ERR, PMD,
1047                         "error: Adding the MAC ADDR failed: err = %d\n", ret);
1048         return 0;
1049 }
1050
1051 static void
1052 dpaa2_dev_remove_mac_addr(struct rte_eth_dev *dev,
1053                           uint32_t index)
1054 {
1055         int ret;
1056         struct dpaa2_dev_priv *priv = dev->data->dev_private;
1057         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1058         struct rte_eth_dev_data *data = dev->data;
1059         struct ether_addr *macaddr;
1060
1061         PMD_INIT_FUNC_TRACE();
1062
1063         macaddr = &data->mac_addrs[index];
1064
1065         if (dpni == NULL) {
1066                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
1067                 return;
1068         }
1069
1070         ret = dpni_remove_mac_addr(dpni, CMD_PRI_LOW,
1071                                    priv->token, macaddr->addr_bytes);
1072         if (ret)
1073                 RTE_LOG(ERR, PMD,
1074                         "error: Removing the MAC ADDR failed: err = %d\n", ret);
1075 }
1076
1077 static void
1078 dpaa2_dev_set_mac_addr(struct rte_eth_dev *dev,
1079                        struct ether_addr *addr)
1080 {
1081         int ret;
1082         struct dpaa2_dev_priv *priv = dev->data->dev_private;
1083         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1084
1085         PMD_INIT_FUNC_TRACE();
1086
1087         if (dpni == NULL) {
1088                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
1089                 return;
1090         }
1091
1092         ret = dpni_set_primary_mac_addr(dpni, CMD_PRI_LOW,
1093                                         priv->token, addr->addr_bytes);
1094
1095         if (ret)
1096                 RTE_LOG(ERR, PMD,
1097                         "error: Setting the MAC ADDR failed %d\n", ret);
1098 }
1099 static
1100 int dpaa2_dev_stats_get(struct rte_eth_dev *dev,
1101                          struct rte_eth_stats *stats)
1102 {
1103         struct dpaa2_dev_priv *priv = dev->data->dev_private;
1104         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1105         int32_t  retcode;
1106         uint8_t page0 = 0, page1 = 1, page2 = 2;
1107         union dpni_statistics value;
1108
1109         memset(&value, 0, sizeof(union dpni_statistics));
1110
1111         PMD_INIT_FUNC_TRACE();
1112
1113         if (!dpni) {
1114                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
1115                 return -EINVAL;
1116         }
1117
1118         if (!stats) {
1119                 RTE_LOG(ERR, PMD, "stats is NULL\n");
1120                 return -EINVAL;
1121         }
1122
1123         /*Get Counters from page_0*/
1124         retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1125                                       page0, 0, &value);
1126         if (retcode)
1127                 goto err;
1128
1129         stats->ipackets = value.page_0.ingress_all_frames;
1130         stats->ibytes = value.page_0.ingress_all_bytes;
1131
1132         /*Get Counters from page_1*/
1133         retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1134                                       page1, 0, &value);
1135         if (retcode)
1136                 goto err;
1137
1138         stats->opackets = value.page_1.egress_all_frames;
1139         stats->obytes = value.page_1.egress_all_bytes;
1140
1141         /*Get Counters from page_2*/
1142         retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1143                                       page2, 0, &value);
1144         if (retcode)
1145                 goto err;
1146
1147         /* Ingress drop frame count due to configured rules */
1148         stats->ierrors = value.page_2.ingress_filtered_frames;
1149         /* Ingress drop frame count due to error */
1150         stats->ierrors += value.page_2.ingress_discarded_frames;
1151
1152         stats->oerrors = value.page_2.egress_discarded_frames;
1153         stats->imissed = value.page_2.ingress_nobuffer_discards;
1154
1155         return 0;
1156
1157 err:
1158         RTE_LOG(ERR, PMD, "Operation not completed:Error Code = %d\n", retcode);
1159         return retcode;
1160 };
1161
1162 static int
1163 dpaa2_dev_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
1164                      unsigned int n)
1165 {
1166         struct dpaa2_dev_priv *priv = dev->data->dev_private;
1167         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1168         int32_t  retcode;
1169         union dpni_statistics value[3] = {};
1170         unsigned int i = 0, num = RTE_DIM(dpaa2_xstats_strings);
1171
1172         if (xstats == NULL)
1173                 return 0;
1174
1175         if (n < num)
1176                 return num;
1177
1178         /* Get Counters from page_0*/
1179         retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1180                                       0, 0, &value[0]);
1181         if (retcode)
1182                 goto err;
1183
1184         /* Get Counters from page_1*/
1185         retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1186                                       1, 0, &value[1]);
1187         if (retcode)
1188                 goto err;
1189
1190         /* Get Counters from page_2*/
1191         retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1192                                       2, 0, &value[2]);
1193         if (retcode)
1194                 goto err;
1195
1196         for (i = 0; i < num; i++) {
1197                 xstats[i].id = i;
1198                 xstats[i].value = value[dpaa2_xstats_strings[i].page_id].
1199                         raw.counter[dpaa2_xstats_strings[i].stats_id];
1200         }
1201         return i;
1202 err:
1203         RTE_LOG(ERR, PMD, "Error in obtaining extended stats (%d)\n", retcode);
1204         return retcode;
1205 }
1206
1207 static int
1208 dpaa2_xstats_get_names(__rte_unused struct rte_eth_dev *dev,
1209                        struct rte_eth_xstat_name *xstats_names,
1210                        __rte_unused unsigned int limit)
1211 {
1212         unsigned int i, stat_cnt = RTE_DIM(dpaa2_xstats_strings);
1213
1214         if (xstats_names != NULL)
1215                 for (i = 0; i < stat_cnt; i++)
1216                         snprintf(xstats_names[i].name,
1217                                  sizeof(xstats_names[i].name),
1218                                  "%s",
1219                                  dpaa2_xstats_strings[i].name);
1220
1221         return stat_cnt;
1222 }
1223
1224 static int
1225 dpaa2_xstats_get_by_id(struct rte_eth_dev *dev, const uint64_t *ids,
1226                        uint64_t *values, unsigned int n)
1227 {
1228         unsigned int i, stat_cnt = RTE_DIM(dpaa2_xstats_strings);
1229         uint64_t values_copy[stat_cnt];
1230
1231         if (!ids) {
1232                 struct dpaa2_dev_priv *priv = dev->data->dev_private;
1233                 struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1234                 int32_t  retcode;
1235                 union dpni_statistics value[3] = {};
1236
1237                 if (n < stat_cnt)
1238                         return stat_cnt;
1239
1240                 if (!values)
1241                         return 0;
1242
1243                 /* Get Counters from page_0*/
1244                 retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1245                                               0, 0, &value[0]);
1246                 if (retcode)
1247                         return 0;
1248
1249                 /* Get Counters from page_1*/
1250                 retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1251                                               1, 0, &value[1]);
1252                 if (retcode)
1253                         return 0;
1254
1255                 /* Get Counters from page_2*/
1256                 retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
1257                                               2, 0, &value[2]);
1258                 if (retcode)
1259                         return 0;
1260
1261                 for (i = 0; i < stat_cnt; i++) {
1262                         values[i] = value[dpaa2_xstats_strings[i].page_id].
1263                                 raw.counter[dpaa2_xstats_strings[i].stats_id];
1264                 }
1265                 return stat_cnt;
1266         }
1267
1268         dpaa2_xstats_get_by_id(dev, NULL, values_copy, stat_cnt);
1269
1270         for (i = 0; i < n; i++) {
1271                 if (ids[i] >= stat_cnt) {
1272                         PMD_INIT_LOG(ERR, "id value isn't valid");
1273                         return -1;
1274                 }
1275                 values[i] = values_copy[ids[i]];
1276         }
1277         return n;
1278 }
1279
1280 static int
1281 dpaa2_xstats_get_names_by_id(
1282         struct rte_eth_dev *dev,
1283         struct rte_eth_xstat_name *xstats_names,
1284         const uint64_t *ids,
1285         unsigned int limit)
1286 {
1287         unsigned int i, stat_cnt = RTE_DIM(dpaa2_xstats_strings);
1288         struct rte_eth_xstat_name xstats_names_copy[stat_cnt];
1289
1290         if (!ids)
1291                 return dpaa2_xstats_get_names(dev, xstats_names, limit);
1292
1293         dpaa2_xstats_get_names(dev, xstats_names_copy, limit);
1294
1295         for (i = 0; i < limit; i++) {
1296                 if (ids[i] >= stat_cnt) {
1297                         PMD_INIT_LOG(ERR, "id value isn't valid");
1298                         return -1;
1299                 }
1300                 strcpy(xstats_names[i].name, xstats_names_copy[ids[i]].name);
1301         }
1302         return limit;
1303 }
1304
1305 static void
1306 dpaa2_dev_stats_reset(struct rte_eth_dev *dev)
1307 {
1308         struct dpaa2_dev_priv *priv = dev->data->dev_private;
1309         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1310         int32_t  retcode;
1311
1312         PMD_INIT_FUNC_TRACE();
1313
1314         if (dpni == NULL) {
1315                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
1316                 return;
1317         }
1318
1319         retcode =  dpni_reset_statistics(dpni, CMD_PRI_LOW, priv->token);
1320         if (retcode)
1321                 goto error;
1322
1323         return;
1324
1325 error:
1326         RTE_LOG(ERR, PMD, "Operation not completed:Error Code = %d\n", retcode);
1327         return;
1328 };
1329
1330 /* return 0 means link status changed, -1 means not changed */
1331 static int
1332 dpaa2_dev_link_update(struct rte_eth_dev *dev,
1333                         int wait_to_complete __rte_unused)
1334 {
1335         int ret;
1336         struct dpaa2_dev_priv *priv = dev->data->dev_private;
1337         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1338         struct rte_eth_link link, old;
1339         struct dpni_link_state state = {0};
1340
1341         if (dpni == NULL) {
1342                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
1343                 return 0;
1344         }
1345         memset(&old, 0, sizeof(old));
1346         dpaa2_dev_atomic_read_link_status(dev, &old);
1347
1348         ret = dpni_get_link_state(dpni, CMD_PRI_LOW, priv->token, &state);
1349         if (ret < 0) {
1350                 RTE_LOG(ERR, PMD, "error: dpni_get_link_state %d\n", ret);
1351                 return -1;
1352         }
1353
1354         if ((old.link_status == state.up) && (old.link_speed == state.rate)) {
1355                 RTE_LOG(DEBUG, PMD, "No change in status\n");
1356                 return -1;
1357         }
1358
1359         memset(&link, 0, sizeof(struct rte_eth_link));
1360         link.link_status = state.up;
1361         link.link_speed = state.rate;
1362
1363         if (state.options & DPNI_LINK_OPT_HALF_DUPLEX)
1364                 link.link_duplex = ETH_LINK_HALF_DUPLEX;
1365         else
1366                 link.link_duplex = ETH_LINK_FULL_DUPLEX;
1367
1368         dpaa2_dev_atomic_write_link_status(dev, &link);
1369
1370         if (link.link_status)
1371                 PMD_DRV_LOG(INFO, "Port %d Link is Up\n", dev->data->port_id);
1372         else
1373                 PMD_DRV_LOG(INFO, "Port %d Link is Down", dev->data->port_id);
1374         return 0;
1375 }
1376
1377 /**
1378  * Toggle the DPNI to enable, if not already enabled.
1379  * This is not strictly PHY up/down - it is more of logical toggling.
1380  */
1381 static int
1382 dpaa2_dev_set_link_up(struct rte_eth_dev *dev)
1383 {
1384         int ret = -EINVAL;
1385         struct dpaa2_dev_priv *priv;
1386         struct fsl_mc_io *dpni;
1387         int en = 0;
1388         struct dpni_link_state state = {0};
1389
1390         priv = dev->data->dev_private;
1391         dpni = (struct fsl_mc_io *)priv->hw;
1392
1393         if (dpni == NULL) {
1394                 RTE_LOG(ERR, PMD, "DPNI is NULL\n");
1395                 return ret;
1396         }
1397
1398         /* Check if DPNI is currently enabled */
1399         ret = dpni_is_enabled(dpni, CMD_PRI_LOW, priv->token, &en);
1400         if (ret) {
1401                 /* Unable to obtain dpni status; Not continuing */
1402                 PMD_DRV_LOG(ERR, "Interface Link UP failed (%d)", ret);
1403                 return -EINVAL;
1404         }
1405
1406         /* Enable link if not already enabled */
1407         if (!en) {
1408                 ret = dpni_enable(dpni, CMD_PRI_LOW, priv->token);
1409                 if (ret) {
1410                         PMD_DRV_LOG(ERR, "Interface Link UP failed (%d)", ret);
1411                         return -EINVAL;
1412                 }
1413         }
1414         ret = dpni_get_link_state(dpni, CMD_PRI_LOW, priv->token, &state);
1415         if (ret < 0) {
1416                 RTE_LOG(ERR, PMD, "error: dpni_get_link_state %d\n", ret);
1417                 return -1;
1418         }
1419
1420         /* changing tx burst function to start enqueues */
1421         dev->tx_pkt_burst = dpaa2_dev_tx;
1422         dev->data->dev_link.link_status = state.up;
1423
1424         if (state.up)
1425                 PMD_DRV_LOG(INFO, "Port %d Link is set as UP",
1426                             dev->data->port_id);
1427         else
1428                 PMD_DRV_LOG(INFO, "Port %d Link is DOWN", dev->data->port_id);
1429         return ret;
1430 }
1431
1432 /**
1433  * Toggle the DPNI to disable, if not already disabled.
1434  * This is not strictly PHY up/down - it is more of logical toggling.
1435  */
1436 static int
1437 dpaa2_dev_set_link_down(struct rte_eth_dev *dev)
1438 {
1439         int ret = -EINVAL;
1440         struct dpaa2_dev_priv *priv;
1441         struct fsl_mc_io *dpni;
1442         int dpni_enabled = 0;
1443         int retries = 10;
1444
1445         PMD_INIT_FUNC_TRACE();
1446
1447         priv = dev->data->dev_private;
1448         dpni = (struct fsl_mc_io *)priv->hw;
1449
1450         if (dpni == NULL) {
1451                 RTE_LOG(ERR, PMD, "Device has not yet been configured\n");
1452                 return ret;
1453         }
1454
1455         /*changing  tx burst function to avoid any more enqueues */
1456         dev->tx_pkt_burst = dummy_dev_tx;
1457
1458         /* Loop while dpni_disable() attempts to drain the egress FQs
1459          * and confirm them back to us.
1460          */
1461         do {
1462                 ret = dpni_disable(dpni, 0, priv->token);
1463                 if (ret) {
1464                         PMD_DRV_LOG(ERR, "dpni disable failed (%d)", ret);
1465                         return ret;
1466                 }
1467                 ret = dpni_is_enabled(dpni, 0, priv->token, &dpni_enabled);
1468                 if (ret) {
1469                         PMD_DRV_LOG(ERR, "dpni_is_enabled failed (%d)", ret);
1470                         return ret;
1471                 }
1472                 if (dpni_enabled)
1473                         /* Allow the MC some slack */
1474                         rte_delay_us(100 * 1000);
1475         } while (dpni_enabled && --retries);
1476
1477         if (!retries) {
1478                 PMD_DRV_LOG(WARNING, "Retry count exceeded disabling DPNI\n");
1479                 /* todo- we may have to manually cleanup queues.
1480                  */
1481         } else {
1482                 PMD_DRV_LOG(INFO, "Port %d Link DOWN successful",
1483                             dev->data->port_id);
1484         }
1485
1486         dev->data->dev_link.link_status = 0;
1487
1488         return ret;
1489 }
1490
1491 static int
1492 dpaa2_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
1493 {
1494         int ret = -EINVAL;
1495         struct dpaa2_dev_priv *priv;
1496         struct fsl_mc_io *dpni;
1497         struct dpni_link_state state = {0};
1498
1499         PMD_INIT_FUNC_TRACE();
1500
1501         priv = dev->data->dev_private;
1502         dpni = (struct fsl_mc_io *)priv->hw;
1503
1504         if (dpni == NULL || fc_conf == NULL) {
1505                 RTE_LOG(ERR, PMD, "device not configured\n");
1506                 return ret;
1507         }
1508
1509         ret = dpni_get_link_state(dpni, CMD_PRI_LOW, priv->token, &state);
1510         if (ret) {
1511                 RTE_LOG(ERR, PMD, "error: dpni_get_link_state %d\n", ret);
1512                 return ret;
1513         }
1514
1515         memset(fc_conf, 0, sizeof(struct rte_eth_fc_conf));
1516         if (state.options & DPNI_LINK_OPT_PAUSE) {
1517                 /* DPNI_LINK_OPT_PAUSE set
1518                  *  if ASYM_PAUSE not set,
1519                  *      RX Side flow control (handle received Pause frame)
1520                  *      TX side flow control (send Pause frame)
1521                  *  if ASYM_PAUSE set,
1522                  *      RX Side flow control (handle received Pause frame)
1523                  *      No TX side flow control (send Pause frame disabled)
1524                  */
1525                 if (!(state.options & DPNI_LINK_OPT_ASYM_PAUSE))
1526                         fc_conf->mode = RTE_FC_FULL;
1527                 else
1528                         fc_conf->mode = RTE_FC_RX_PAUSE;
1529         } else {
1530                 /* DPNI_LINK_OPT_PAUSE not set
1531                  *  if ASYM_PAUSE set,
1532                  *      TX side flow control (send Pause frame)
1533                  *      No RX side flow control (No action on pause frame rx)
1534                  *  if ASYM_PAUSE not set,
1535                  *      Flow control disabled
1536                  */
1537                 if (state.options & DPNI_LINK_OPT_ASYM_PAUSE)
1538                         fc_conf->mode = RTE_FC_TX_PAUSE;
1539                 else
1540                         fc_conf->mode = RTE_FC_NONE;
1541         }
1542
1543         return ret;
1544 }
1545
1546 static int
1547 dpaa2_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
1548 {
1549         int ret = -EINVAL;
1550         struct dpaa2_dev_priv *priv;
1551         struct fsl_mc_io *dpni;
1552         struct dpni_link_state state = {0};
1553         struct dpni_link_cfg cfg = {0};
1554
1555         PMD_INIT_FUNC_TRACE();
1556
1557         priv = dev->data->dev_private;
1558         dpni = (struct fsl_mc_io *)priv->hw;
1559
1560         if (dpni == NULL) {
1561                 RTE_LOG(ERR, PMD, "dpni is NULL\n");
1562                 return ret;
1563         }
1564
1565         /* It is necessary to obtain the current state before setting fc_conf
1566          * as MC would return error in case rate, autoneg or duplex values are
1567          * different.
1568          */
1569         ret = dpni_get_link_state(dpni, CMD_PRI_LOW, priv->token, &state);
1570         if (ret) {
1571                 RTE_LOG(ERR, PMD, "Unable to get link state (err=%d)\n", ret);
1572                 return -1;
1573         }
1574
1575         /* Disable link before setting configuration */
1576         dpaa2_dev_set_link_down(dev);
1577
1578         /* Based on fc_conf, update cfg */
1579         cfg.rate = state.rate;
1580         cfg.options = state.options;
1581
1582         /* update cfg with fc_conf */
1583         switch (fc_conf->mode) {
1584         case RTE_FC_FULL:
1585                 /* Full flow control;
1586                  * OPT_PAUSE set, ASYM_PAUSE not set
1587                  */
1588                 cfg.options |= DPNI_LINK_OPT_PAUSE;
1589                 cfg.options &= ~DPNI_LINK_OPT_ASYM_PAUSE;
1590                 break;
1591         case RTE_FC_TX_PAUSE:
1592                 /* Enable RX flow control
1593                  * OPT_PAUSE not set;
1594                  * ASYM_PAUSE set;
1595                  */
1596                 cfg.options |= DPNI_LINK_OPT_ASYM_PAUSE;
1597                 cfg.options &= ~DPNI_LINK_OPT_PAUSE;
1598                 break;
1599         case RTE_FC_RX_PAUSE:
1600                 /* Enable TX Flow control
1601                  * OPT_PAUSE set
1602                  * ASYM_PAUSE set
1603                  */
1604                 cfg.options |= DPNI_LINK_OPT_PAUSE;
1605                 cfg.options |= DPNI_LINK_OPT_ASYM_PAUSE;
1606                 break;
1607         case RTE_FC_NONE:
1608                 /* Disable Flow control
1609                  * OPT_PAUSE not set
1610                  * ASYM_PAUSE not set
1611                  */
1612                 cfg.options &= ~DPNI_LINK_OPT_PAUSE;
1613                 cfg.options &= ~DPNI_LINK_OPT_ASYM_PAUSE;
1614                 break;
1615         default:
1616                 RTE_LOG(ERR, PMD, "Incorrect Flow control flag (%d)\n",
1617                         fc_conf->mode);
1618                 return -1;
1619         }
1620
1621         ret = dpni_set_link_cfg(dpni, CMD_PRI_LOW, priv->token, &cfg);
1622         if (ret)
1623                 RTE_LOG(ERR, PMD,
1624                         "Unable to set Link configuration (err=%d)\n",
1625                         ret);
1626
1627         /* Enable link */
1628         dpaa2_dev_set_link_up(dev);
1629
1630         return ret;
1631 }
1632
1633 static int
1634 dpaa2_dev_rss_hash_update(struct rte_eth_dev *dev,
1635                           struct rte_eth_rss_conf *rss_conf)
1636 {
1637         struct rte_eth_dev_data *data = dev->data;
1638         struct rte_eth_conf *eth_conf = &data->dev_conf;
1639         int ret;
1640
1641         PMD_INIT_FUNC_TRACE();
1642
1643         if (rss_conf->rss_hf) {
1644                 ret = dpaa2_setup_flow_dist(dev, rss_conf->rss_hf);
1645                 if (ret) {
1646                         PMD_INIT_LOG(ERR, "unable to set flow dist");
1647                         return ret;
1648                 }
1649         } else {
1650                 ret = dpaa2_remove_flow_dist(dev, 0);
1651                 if (ret) {
1652                         PMD_INIT_LOG(ERR, "unable to remove flow dist");
1653                         return ret;
1654                 }
1655         }
1656         eth_conf->rx_adv_conf.rss_conf.rss_hf = rss_conf->rss_hf;
1657         return 0;
1658 }
1659
1660 static int
1661 dpaa2_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
1662                             struct rte_eth_rss_conf *rss_conf)
1663 {
1664         struct rte_eth_dev_data *data = dev->data;
1665         struct rte_eth_conf *eth_conf = &data->dev_conf;
1666
1667         /* dpaa2 does not support rss_key, so length should be 0*/
1668         rss_conf->rss_key_len = 0;
1669         rss_conf->rss_hf = eth_conf->rx_adv_conf.rss_conf.rss_hf;
1670         return 0;
1671 }
1672
1673 int dpaa2_eth_eventq_attach(const struct rte_eth_dev *dev,
1674                 int eth_rx_queue_id,
1675                 uint16_t dpcon_id,
1676                 const struct rte_event_eth_rx_adapter_queue_conf *queue_conf)
1677 {
1678         struct dpaa2_dev_priv *eth_priv = dev->data->dev_private;
1679         struct fsl_mc_io *dpni = (struct fsl_mc_io *)eth_priv->hw;
1680         struct dpaa2_queue *dpaa2_ethq = eth_priv->rx_vq[eth_rx_queue_id];
1681         uint8_t flow_id = dpaa2_ethq->flow_id;
1682         struct dpni_queue cfg;
1683         uint8_t options;
1684         int ret;
1685
1686         if (queue_conf->ev.sched_type == RTE_SCHED_TYPE_PARALLEL)
1687                 dpaa2_ethq->cb = dpaa2_dev_process_parallel_event;
1688         else if (queue_conf->ev.sched_type == RTE_SCHED_TYPE_ATOMIC)
1689                 dpaa2_ethq->cb = dpaa2_dev_process_atomic_event;
1690         else
1691                 return -EINVAL;
1692
1693         memset(&cfg, 0, sizeof(struct dpni_queue));
1694         options = DPNI_QUEUE_OPT_DEST;
1695         cfg.destination.type = DPNI_DEST_DPCON;
1696         cfg.destination.id = dpcon_id;
1697         cfg.destination.priority = queue_conf->ev.priority;
1698
1699         if (queue_conf->ev.sched_type == RTE_SCHED_TYPE_ATOMIC) {
1700                 options |= DPNI_QUEUE_OPT_HOLD_ACTIVE;
1701                 cfg.destination.hold_active = 1;
1702         }
1703
1704         options |= DPNI_QUEUE_OPT_USER_CTX;
1705         cfg.user_context = (uint64_t)(dpaa2_ethq);
1706
1707         ret = dpni_set_queue(dpni, CMD_PRI_LOW, eth_priv->token, DPNI_QUEUE_RX,
1708                              dpaa2_ethq->tc_index, flow_id, options, &cfg);
1709         if (ret) {
1710                 RTE_LOG(ERR, PMD, "Error in dpni_set_queue: ret: %d\n", ret);
1711                 return ret;
1712         }
1713
1714         memcpy(&dpaa2_ethq->ev, &queue_conf->ev, sizeof(struct rte_event));
1715
1716         return 0;
1717 }
1718
1719 int dpaa2_eth_eventq_detach(const struct rte_eth_dev *dev,
1720                 int eth_rx_queue_id)
1721 {
1722         struct dpaa2_dev_priv *eth_priv = dev->data->dev_private;
1723         struct fsl_mc_io *dpni = (struct fsl_mc_io *)eth_priv->hw;
1724         struct dpaa2_queue *dpaa2_ethq = eth_priv->rx_vq[eth_rx_queue_id];
1725         uint8_t flow_id = dpaa2_ethq->flow_id;
1726         struct dpni_queue cfg;
1727         uint8_t options;
1728         int ret;
1729
1730         memset(&cfg, 0, sizeof(struct dpni_queue));
1731         options = DPNI_QUEUE_OPT_DEST;
1732         cfg.destination.type = DPNI_DEST_NONE;
1733
1734         ret = dpni_set_queue(dpni, CMD_PRI_LOW, eth_priv->token, DPNI_QUEUE_RX,
1735                              dpaa2_ethq->tc_index, flow_id, options, &cfg);
1736         if (ret)
1737                 RTE_LOG(ERR, PMD, "Error in dpni_set_queue: ret: %d\n", ret);
1738
1739         return ret;
1740 }
1741
1742 static struct eth_dev_ops dpaa2_ethdev_ops = {
1743         .dev_configure    = dpaa2_eth_dev_configure,
1744         .dev_start            = dpaa2_dev_start,
1745         .dev_stop             = dpaa2_dev_stop,
1746         .dev_close            = dpaa2_dev_close,
1747         .promiscuous_enable   = dpaa2_dev_promiscuous_enable,
1748         .promiscuous_disable  = dpaa2_dev_promiscuous_disable,
1749         .allmulticast_enable  = dpaa2_dev_allmulticast_enable,
1750         .allmulticast_disable = dpaa2_dev_allmulticast_disable,
1751         .dev_set_link_up      = dpaa2_dev_set_link_up,
1752         .dev_set_link_down    = dpaa2_dev_set_link_down,
1753         .link_update       = dpaa2_dev_link_update,
1754         .stats_get             = dpaa2_dev_stats_get,
1755         .xstats_get            = dpaa2_dev_xstats_get,
1756         .xstats_get_by_id     = dpaa2_xstats_get_by_id,
1757         .xstats_get_names_by_id = dpaa2_xstats_get_names_by_id,
1758         .xstats_get_names      = dpaa2_xstats_get_names,
1759         .stats_reset       = dpaa2_dev_stats_reset,
1760         .xstats_reset         = dpaa2_dev_stats_reset,
1761         .fw_version_get    = dpaa2_fw_version_get,
1762         .dev_infos_get     = dpaa2_dev_info_get,
1763         .dev_supported_ptypes_get = dpaa2_supported_ptypes_get,
1764         .mtu_set           = dpaa2_dev_mtu_set,
1765         .vlan_filter_set      = dpaa2_vlan_filter_set,
1766         .vlan_offload_set     = dpaa2_vlan_offload_set,
1767         .rx_queue_setup    = dpaa2_dev_rx_queue_setup,
1768         .rx_queue_release  = dpaa2_dev_rx_queue_release,
1769         .tx_queue_setup    = dpaa2_dev_tx_queue_setup,
1770         .tx_queue_release  = dpaa2_dev_tx_queue_release,
1771         .rx_queue_count       = dpaa2_dev_rx_queue_count,
1772         .flow_ctrl_get        = dpaa2_flow_ctrl_get,
1773         .flow_ctrl_set        = dpaa2_flow_ctrl_set,
1774         .mac_addr_add         = dpaa2_dev_add_mac_addr,
1775         .mac_addr_remove      = dpaa2_dev_remove_mac_addr,
1776         .mac_addr_set         = dpaa2_dev_set_mac_addr,
1777         .rss_hash_update      = dpaa2_dev_rss_hash_update,
1778         .rss_hash_conf_get    = dpaa2_dev_rss_hash_conf_get,
1779 };
1780
1781 static int
1782 dpaa2_dev_init(struct rte_eth_dev *eth_dev)
1783 {
1784         struct rte_device *dev = eth_dev->device;
1785         struct rte_dpaa2_device *dpaa2_dev;
1786         struct fsl_mc_io *dpni_dev;
1787         struct dpni_attr attr;
1788         struct dpaa2_dev_priv *priv = eth_dev->data->dev_private;
1789         struct dpni_buffer_layout layout;
1790         int ret, hw_id;
1791
1792         PMD_INIT_FUNC_TRACE();
1793
1794         /* For secondary processes, the primary has done all the work */
1795         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1796                 return 0;
1797
1798         dpaa2_dev = container_of(dev, struct rte_dpaa2_device, device);
1799
1800         hw_id = dpaa2_dev->object_id;
1801
1802         dpni_dev = rte_malloc(NULL, sizeof(struct fsl_mc_io), 0);
1803         if (!dpni_dev) {
1804                 PMD_INIT_LOG(ERR, "malloc failed for dpni device\n");
1805                 return -1;
1806         }
1807
1808         dpni_dev->regs = rte_mcp_ptr_list[0];
1809         ret = dpni_open(dpni_dev, CMD_PRI_LOW, hw_id, &priv->token);
1810         if (ret) {
1811                 PMD_INIT_LOG(ERR,
1812                              "Failure in opening dpni@%d with err code %d\n",
1813                              hw_id, ret);
1814                 rte_free(dpni_dev);
1815                 return -1;
1816         }
1817
1818         /* Clean the device first */
1819         ret = dpni_reset(dpni_dev, CMD_PRI_LOW, priv->token);
1820         if (ret) {
1821                 PMD_INIT_LOG(ERR,
1822                              "Failure cleaning dpni@%d with err code %d\n",
1823                              hw_id, ret);
1824                 goto init_err;
1825         }
1826
1827         ret = dpni_get_attributes(dpni_dev, CMD_PRI_LOW, priv->token, &attr);
1828         if (ret) {
1829                 PMD_INIT_LOG(ERR,
1830                              "Failure in get dpni@%d attribute, err code %d\n",
1831                              hw_id, ret);
1832                 goto init_err;
1833         }
1834
1835         priv->num_rx_tc = attr.num_rx_tcs;
1836
1837         /* Resetting the "num_rx_queues" to equal number of queues in first TC
1838          * as only one TC is supported on Rx Side. Once Multiple TCs will be
1839          * in use for Rx processing then this will be changed or removed.
1840          */
1841         priv->nb_rx_queues = attr.num_queues;
1842
1843         /* Using number of TX queues as number of TX TCs */
1844         priv->nb_tx_queues = attr.num_tx_tcs;
1845
1846         PMD_DRV_LOG(DEBUG, "RX-TC= %d, nb_rx_queues= %d, nb_tx_queues=%d",
1847                     priv->num_rx_tc, priv->nb_rx_queues, priv->nb_tx_queues);
1848
1849         priv->hw = dpni_dev;
1850         priv->hw_id = hw_id;
1851         priv->options = attr.options;
1852         priv->max_mac_filters = attr.mac_filter_entries;
1853         priv->max_vlan_filters = attr.vlan_filter_entries;
1854         priv->flags = 0;
1855
1856         /* Allocate memory for hardware structure for queues */
1857         ret = dpaa2_alloc_rx_tx_queues(eth_dev);
1858         if (ret) {
1859                 PMD_INIT_LOG(ERR, "dpaa2_alloc_rx_tx_queuesFailed\n");
1860                 goto init_err;
1861         }
1862
1863         /* Allocate memory for storing MAC addresses */
1864         eth_dev->data->mac_addrs = rte_zmalloc("dpni",
1865                 ETHER_ADDR_LEN * attr.mac_filter_entries, 0);
1866         if (eth_dev->data->mac_addrs == NULL) {
1867                 PMD_INIT_LOG(ERR,
1868                    "Failed to allocate %d bytes needed to store MAC addresses",
1869                              ETHER_ADDR_LEN * attr.mac_filter_entries);
1870                 ret = -ENOMEM;
1871                 goto init_err;
1872         }
1873
1874         ret = dpni_get_primary_mac_addr(dpni_dev, CMD_PRI_LOW,
1875                                         priv->token,
1876                         (uint8_t *)(eth_dev->data->mac_addrs[0].addr_bytes));
1877         if (ret) {
1878                 PMD_INIT_LOG(ERR, "DPNI get mac address failed:Err Code = %d\n",
1879                              ret);
1880                 goto init_err;
1881         }
1882
1883         /* ... tx buffer layout ... */
1884         memset(&layout, 0, sizeof(struct dpni_buffer_layout));
1885         layout.options = DPNI_BUF_LAYOUT_OPT_FRAME_STATUS;
1886         layout.pass_frame_status = 1;
1887         ret = dpni_set_buffer_layout(dpni_dev, CMD_PRI_LOW, priv->token,
1888                                      DPNI_QUEUE_TX, &layout);
1889         if (ret) {
1890                 PMD_INIT_LOG(ERR, "Error (%d) in setting tx buffer layout",
1891                              ret);
1892                 goto init_err;
1893         }
1894
1895         /* ... tx-conf and error buffer layout ... */
1896         memset(&layout, 0, sizeof(struct dpni_buffer_layout));
1897         layout.options = DPNI_BUF_LAYOUT_OPT_FRAME_STATUS;
1898         layout.pass_frame_status = 1;
1899         ret = dpni_set_buffer_layout(dpni_dev, CMD_PRI_LOW, priv->token,
1900                                      DPNI_QUEUE_TX_CONFIRM, &layout);
1901         if (ret) {
1902                 PMD_INIT_LOG(ERR, "Error (%d) in setting tx-conf buffer layout",
1903                              ret);
1904                 goto init_err;
1905         }
1906
1907         eth_dev->dev_ops = &dpaa2_ethdev_ops;
1908
1909         eth_dev->rx_pkt_burst = dpaa2_dev_prefetch_rx;
1910         eth_dev->tx_pkt_burst = dpaa2_dev_tx;
1911         rte_fslmc_vfio_dmamap();
1912
1913         RTE_LOG(INFO, PMD, "%s: netdev created\n", eth_dev->data->name);
1914         return 0;
1915 init_err:
1916         dpaa2_dev_uninit(eth_dev);
1917         return ret;
1918 }
1919
1920 static int
1921 dpaa2_dev_uninit(struct rte_eth_dev *eth_dev)
1922 {
1923         struct dpaa2_dev_priv *priv = eth_dev->data->dev_private;
1924         struct fsl_mc_io *dpni = (struct fsl_mc_io *)priv->hw;
1925         int i, ret;
1926         struct dpaa2_queue *dpaa2_q;
1927
1928         PMD_INIT_FUNC_TRACE();
1929
1930         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1931                 return 0;
1932
1933         if (!dpni) {
1934                 PMD_INIT_LOG(WARNING, "Already closed or not started");
1935                 return -1;
1936         }
1937
1938         dpaa2_dev_close(eth_dev);
1939
1940         if (priv->rx_vq[0]) {
1941                 /* cleaning up queue storage */
1942                 for (i = 0; i < priv->nb_rx_queues; i++) {
1943                         dpaa2_q = (struct dpaa2_queue *)priv->rx_vq[i];
1944                         if (dpaa2_q->q_storage)
1945                                 rte_free(dpaa2_q->q_storage);
1946                 }
1947                 /*free the all queue memory */
1948                 rte_free(priv->rx_vq[0]);
1949                 priv->rx_vq[0] = NULL;
1950         }
1951
1952         /* free memory for storing MAC addresses */
1953         if (eth_dev->data->mac_addrs) {
1954                 rte_free(eth_dev->data->mac_addrs);
1955                 eth_dev->data->mac_addrs = NULL;
1956         }
1957
1958         /* Close the device at underlying layer*/
1959         ret = dpni_close(dpni, CMD_PRI_LOW, priv->token);
1960         if (ret) {
1961                 PMD_INIT_LOG(ERR,
1962                              "Failure closing dpni device with err code %d\n",
1963                              ret);
1964         }
1965
1966         /* Free the allocated memory for ethernet private data and dpni*/
1967         priv->hw = NULL;
1968         rte_free(dpni);
1969
1970         eth_dev->dev_ops = NULL;
1971         eth_dev->rx_pkt_burst = NULL;
1972         eth_dev->tx_pkt_burst = NULL;
1973
1974         RTE_LOG(INFO, PMD, "%s: netdev created\n", eth_dev->data->name);
1975         return 0;
1976 }
1977
1978 static int
1979 rte_dpaa2_probe(struct rte_dpaa2_driver *dpaa2_drv,
1980                 struct rte_dpaa2_device *dpaa2_dev)
1981 {
1982         struct rte_eth_dev *eth_dev;
1983         int diag;
1984
1985         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
1986                 eth_dev = rte_eth_dev_allocate(dpaa2_dev->device.name);
1987                 if (!eth_dev)
1988                         return -ENODEV;
1989                 eth_dev->data->dev_private = rte_zmalloc(
1990                                                 "ethdev private structure",
1991                                                 sizeof(struct dpaa2_dev_priv),
1992                                                 RTE_CACHE_LINE_SIZE);
1993                 if (eth_dev->data->dev_private == NULL) {
1994                         PMD_INIT_LOG(CRIT, "Cannot allocate memzone for"
1995                                      " private port data\n");
1996                         rte_eth_dev_release_port(eth_dev);
1997                         return -ENOMEM;
1998                 }
1999         } else {
2000                 eth_dev = rte_eth_dev_attach_secondary(dpaa2_dev->device.name);
2001                 if (!eth_dev)
2002                         return -ENODEV;
2003         }
2004
2005         eth_dev->device = &dpaa2_dev->device;
2006         eth_dev->device->driver = &dpaa2_drv->driver;
2007
2008         dpaa2_dev->eth_dev = eth_dev;
2009         eth_dev->data->rx_mbuf_alloc_failed = 0;
2010
2011         if (dpaa2_drv->drv_flags & RTE_DPAA2_DRV_INTR_LSC)
2012                 eth_dev->data->dev_flags |= RTE_ETH_DEV_INTR_LSC;
2013
2014         /* Invoke PMD device initialization function */
2015         diag = dpaa2_dev_init(eth_dev);
2016         if (diag == 0)
2017                 return 0;
2018
2019         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
2020                 rte_free(eth_dev->data->dev_private);
2021         rte_eth_dev_release_port(eth_dev);
2022         return diag;
2023 }
2024
2025 static int
2026 rte_dpaa2_remove(struct rte_dpaa2_device *dpaa2_dev)
2027 {
2028         struct rte_eth_dev *eth_dev;
2029
2030         eth_dev = dpaa2_dev->eth_dev;
2031         dpaa2_dev_uninit(eth_dev);
2032
2033         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
2034                 rte_free(eth_dev->data->dev_private);
2035         rte_eth_dev_release_port(eth_dev);
2036
2037         return 0;
2038 }
2039
2040 static struct rte_dpaa2_driver rte_dpaa2_pmd = {
2041         .drv_flags = RTE_DPAA2_DRV_INTR_LSC | RTE_DPAA2_DRV_IOVA_AS_VA,
2042         .drv_type = DPAA2_ETH,
2043         .probe = rte_dpaa2_probe,
2044         .remove = rte_dpaa2_remove,
2045 };
2046
2047 RTE_PMD_REGISTER_DPAA2(net_dpaa2, rte_dpaa2_pmd);