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