drivers/net/dpaa2/dpaa2_ethdev.c

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