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