lib/librte_ether/rte_ethdev.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2010-2017 Intel Corporation
   3  */
   4
   5 #include <sys/types.h>
   6 #include <sys/queue.h>
   7 #include <ctype.h>
   8 #include <stdio.h>
   9 #include <stdlib.h>
  10 #include <string.h>
  11 #include <stdarg.h>
  12 #include <errno.h>
  13 #include <stdint.h>
  14 #include <inttypes.h>
  15 #include <netinet/in.h>
  16
  17 #include <rte_byteorder.h>
  18 #include <rte_log.h>
  19 #include <rte_debug.h>
  20 #include <rte_interrupts.h>
  21 #include <rte_memory.h>
  22 #include <rte_memcpy.h>
  23 #include <rte_memzone.h>
  24 #include <rte_launch.h>
  25 #include <rte_eal.h>
  26 #include <rte_per_lcore.h>
  27 #include <rte_lcore.h>
  28 #include <rte_atomic.h>
  29 #include <rte_branch_prediction.h>
  30 #include <rte_common.h>
  31 #include <rte_mempool.h>
  32 #include <rte_malloc.h>
  33 #include <rte_mbuf.h>
  34 #include <rte_errno.h>
  35 #include <rte_spinlock.h>
  36 #include <rte_string_fns.h>
  37
  38 #include "rte_ether.h"
  39 #include "rte_ethdev.h"
  40 #include "rte_ethdev_driver.h"
  41 #include "ethdev_profile.h"
  42
  43 static int ethdev_logtype;
  44
  45 #define ethdev_log(level, fmt, ...) \
  46         rte_log(RTE_LOG_ ## level, ethdev_logtype, fmt "\n", ## __VA_ARGS__)
  47
  48 static const char *MZ_RTE_ETH_DEV_DATA = "rte_eth_dev_data";
  49 struct rte_eth_dev rte_eth_devices[RTE_MAX_ETHPORTS];
  50 static uint8_t eth_dev_last_created_port;
  51
  52 /* spinlock for eth device callbacks */
  53 static rte_spinlock_t rte_eth_dev_cb_lock = RTE_SPINLOCK_INITIALIZER;
  54
  55 /* spinlock for add/remove rx callbacks */
  56 static rte_spinlock_t rte_eth_rx_cb_lock = RTE_SPINLOCK_INITIALIZER;
  57
  58 /* spinlock for add/remove tx callbacks */
  59 static rte_spinlock_t rte_eth_tx_cb_lock = RTE_SPINLOCK_INITIALIZER;
  60
  61 /* spinlock for shared data allocation */
  62 static rte_spinlock_t rte_eth_shared_data_lock = RTE_SPINLOCK_INITIALIZER;
  63
  64 /* store statistics names and its offset in stats structure  */
  65 struct rte_eth_xstats_name_off {
  66         char name[RTE_ETH_XSTATS_NAME_SIZE];
  67         unsigned offset;
  68 };
  69
  70 /* Shared memory between primary and secondary processes. */
  71 static struct {
  72         uint64_t next_owner_id;
  73         rte_spinlock_t ownership_lock;
  74         struct rte_eth_dev_data data[RTE_MAX_ETHPORTS];
  75 } *rte_eth_dev_shared_data;
  76
  77 static const struct rte_eth_xstats_name_off rte_stats_strings[] = {
  78         {"rx_good_packets", offsetof(struct rte_eth_stats, ipackets)},
  79         {"tx_good_packets", offsetof(struct rte_eth_stats, opackets)},
  80         {"rx_good_bytes", offsetof(struct rte_eth_stats, ibytes)},
  81         {"tx_good_bytes", offsetof(struct rte_eth_stats, obytes)},
  82         {"rx_missed_errors", offsetof(struct rte_eth_stats, imissed)},
  83         {"rx_errors", offsetof(struct rte_eth_stats, ierrors)},
  84         {"tx_errors", offsetof(struct rte_eth_stats, oerrors)},
  85         {"rx_mbuf_allocation_errors", offsetof(struct rte_eth_stats,
  86                 rx_nombuf)},
  87 };
  88
  89 #define RTE_NB_STATS (sizeof(rte_stats_strings) / sizeof(rte_stats_strings[0]))
  90
  91 static const struct rte_eth_xstats_name_off rte_rxq_stats_strings[] = {
  92         {"packets", offsetof(struct rte_eth_stats, q_ipackets)},
  93         {"bytes", offsetof(struct rte_eth_stats, q_ibytes)},
  94         {"errors", offsetof(struct rte_eth_stats, q_errors)},
  95 };
  96
  97 #define RTE_NB_RXQ_STATS (sizeof(rte_rxq_stats_strings) /       \
  98                 sizeof(rte_rxq_stats_strings[0]))
  99
 100 static const struct rte_eth_xstats_name_off rte_txq_stats_strings[] = {
 101         {"packets", offsetof(struct rte_eth_stats, q_opackets)},
 102         {"bytes", offsetof(struct rte_eth_stats, q_obytes)},
 103 };
 104 #define RTE_NB_TXQ_STATS (sizeof(rte_txq_stats_strings) /       \
 105                 sizeof(rte_txq_stats_strings[0]))
 106
 107 #define RTE_RX_OFFLOAD_BIT2STR(_name)   \
 108         { DEV_RX_OFFLOAD_##_name, #_name }
 109
 110 static const struct {
 111         uint64_t offload;
 112         const char *name;
 113 } rte_rx_offload_names[] = {
 114         RTE_RX_OFFLOAD_BIT2STR(VLAN_STRIP),
 115         RTE_RX_OFFLOAD_BIT2STR(IPV4_CKSUM),
 116         RTE_RX_OFFLOAD_BIT2STR(UDP_CKSUM),
 117         RTE_RX_OFFLOAD_BIT2STR(TCP_CKSUM),
 118         RTE_RX_OFFLOAD_BIT2STR(TCP_LRO),
 119         RTE_RX_OFFLOAD_BIT2STR(QINQ_STRIP),
 120         RTE_RX_OFFLOAD_BIT2STR(OUTER_IPV4_CKSUM),
 121         RTE_RX_OFFLOAD_BIT2STR(MACSEC_STRIP),
 122         RTE_RX_OFFLOAD_BIT2STR(HEADER_SPLIT),
 123         RTE_RX_OFFLOAD_BIT2STR(VLAN_FILTER),
 124         RTE_RX_OFFLOAD_BIT2STR(VLAN_EXTEND),
 125         RTE_RX_OFFLOAD_BIT2STR(JUMBO_FRAME),
 126         RTE_RX_OFFLOAD_BIT2STR(CRC_STRIP),
 127         RTE_RX_OFFLOAD_BIT2STR(SCATTER),
 128         RTE_RX_OFFLOAD_BIT2STR(TIMESTAMP),
 129         RTE_RX_OFFLOAD_BIT2STR(SECURITY),
 130 };
 131
 132 #undef RTE_RX_OFFLOAD_BIT2STR
 133
 134 #define RTE_TX_OFFLOAD_BIT2STR(_name)   \
 135         { DEV_TX_OFFLOAD_##_name, #_name }
 136
 137 static const struct {
 138         uint64_t offload;
 139         const char *name;
 140 } rte_tx_offload_names[] = {
 141         RTE_TX_OFFLOAD_BIT2STR(VLAN_INSERT),
 142         RTE_TX_OFFLOAD_BIT2STR(IPV4_CKSUM),
 143         RTE_TX_OFFLOAD_BIT2STR(UDP_CKSUM),
 144         RTE_TX_OFFLOAD_BIT2STR(TCP_CKSUM),
 145         RTE_TX_OFFLOAD_BIT2STR(SCTP_CKSUM),
 146         RTE_TX_OFFLOAD_BIT2STR(TCP_TSO),
 147         RTE_TX_OFFLOAD_BIT2STR(UDP_TSO),
 148         RTE_TX_OFFLOAD_BIT2STR(OUTER_IPV4_CKSUM),
 149         RTE_TX_OFFLOAD_BIT2STR(QINQ_INSERT),
 150         RTE_TX_OFFLOAD_BIT2STR(VXLAN_TNL_TSO),
 151         RTE_TX_OFFLOAD_BIT2STR(GRE_TNL_TSO),
 152         RTE_TX_OFFLOAD_BIT2STR(IPIP_TNL_TSO),
 153         RTE_TX_OFFLOAD_BIT2STR(GENEVE_TNL_TSO),
 154         RTE_TX_OFFLOAD_BIT2STR(MACSEC_INSERT),
 155         RTE_TX_OFFLOAD_BIT2STR(MT_LOCKFREE),
 156         RTE_TX_OFFLOAD_BIT2STR(MULTI_SEGS),
 157         RTE_TX_OFFLOAD_BIT2STR(MBUF_FAST_FREE),
 158         RTE_TX_OFFLOAD_BIT2STR(SECURITY),
 159 };
 160
 161 #undef RTE_TX_OFFLOAD_BIT2STR
 162
 163 /**
 164  * The user application callback description.
 165  *
 166  * It contains callback address to be registered by user application,
 167  * the pointer to the parameters for callback, and the event type.
 168  */
 169 struct rte_eth_dev_callback {
 170         TAILQ_ENTRY(rte_eth_dev_callback) next; /**< Callbacks list */
 171         rte_eth_dev_cb_fn cb_fn;                /**< Callback address */
 172         void *cb_arg;                           /**< Parameter for callback */
 173         void *ret_param;                        /**< Return parameter */
 174         enum rte_eth_event_type event;          /**< Interrupt event type */
 175         uint32_t active;                        /**< Callback is executing */
 176 };
 177
 178 enum {
 179         STAT_QMAP_TX = 0,
 180         STAT_QMAP_RX
 181 };
 182
 183 uint16_t
 184 rte_eth_find_next(uint16_t port_id)
 185 {
 186         while (port_id < RTE_MAX_ETHPORTS &&
 187                rte_eth_devices[port_id].state != RTE_ETH_DEV_ATTACHED &&
 188                rte_eth_devices[port_id].state != RTE_ETH_DEV_REMOVED)
 189                 port_id++;
 190
 191         if (port_id >= RTE_MAX_ETHPORTS)
 192                 return RTE_MAX_ETHPORTS;
 193
 194         return port_id;
 195 }
 196
 197 static void
 198 rte_eth_dev_shared_data_prepare(void)
 199 {
 200         const unsigned flags = 0;
 201         const struct rte_memzone *mz;
 202
 203         rte_spinlock_lock(&rte_eth_shared_data_lock);
 204
 205         if (rte_eth_dev_shared_data == NULL) {
 206                 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
 207                         /* Allocate port data and ownership shared memory. */
 208                         mz = rte_memzone_reserve(MZ_RTE_ETH_DEV_DATA,
 209                                         sizeof(*rte_eth_dev_shared_data),
 210                                         rte_socket_id(), flags);
 211                 } else
 212                         mz = rte_memzone_lookup(MZ_RTE_ETH_DEV_DATA);
 213                 if (mz == NULL)
 214                         rte_panic("Cannot allocate ethdev shared data\n");
 215
 216                 rte_eth_dev_shared_data = mz->addr;
 217                 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
 218                         rte_eth_dev_shared_data->next_owner_id =
 219                                         RTE_ETH_DEV_NO_OWNER + 1;
 220                         rte_spinlock_init(&rte_eth_dev_shared_data->ownership_lock);
 221                         memset(rte_eth_dev_shared_data->data, 0,
 222                                sizeof(rte_eth_dev_shared_data->data));
 223                 }
 224         }
 225
 226         rte_spinlock_unlock(&rte_eth_shared_data_lock);
 227 }
 228
 229 struct rte_eth_dev *
 230 rte_eth_dev_allocated(const char *name)
 231 {
 232         unsigned i;
 233
 234         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 235                 if ((rte_eth_devices[i].state == RTE_ETH_DEV_ATTACHED) &&
 236                     strcmp(rte_eth_devices[i].data->name, name) == 0)
 237                         return &rte_eth_devices[i];
 238         }
 239         return NULL;
 240 }
 241
 242 static uint16_t
 243 rte_eth_dev_find_free_port(void)
 244 {
 245         unsigned i;
 246
 247         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 248                 /* Using shared name field to find a free port. */
 249                 if (rte_eth_dev_shared_data->data[i].name[0] == '\0') {
 250                         RTE_ASSERT(rte_eth_devices[i].state ==
 251                                    RTE_ETH_DEV_UNUSED);
 252                         return i;
 253                 }
 254         }
 255         return RTE_MAX_ETHPORTS;
 256 }
 257
 258 static struct rte_eth_dev *
 259 eth_dev_get(uint16_t port_id)
 260 {
 261         struct rte_eth_dev *eth_dev = &rte_eth_devices[port_id];
 262
 263         eth_dev->data = &rte_eth_dev_shared_data->data[port_id];
 264         eth_dev->state = RTE_ETH_DEV_ATTACHED;
 265
 266         eth_dev_last_created_port = port_id;
 267
 268         return eth_dev;
 269 }
 270
 271 struct rte_eth_dev *
 272 rte_eth_dev_allocate(const char *name)
 273 {
 274         uint16_t port_id;
 275         struct rte_eth_dev *eth_dev = NULL;
 276
 277         rte_eth_dev_shared_data_prepare();
 278
 279         /* Synchronize port creation between primary and secondary threads. */
 280         rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
 281
 282         port_id = rte_eth_dev_find_free_port();
 283         if (port_id == RTE_MAX_ETHPORTS) {
 284                 ethdev_log(ERR, "Reached maximum number of Ethernet ports");
 285                 goto unlock;
 286         }
 287
 288         if (rte_eth_dev_allocated(name) != NULL) {
 289                 ethdev_log(ERR,
 290                         "Ethernet Device with name %s already allocated!",
 291                         name);
 292                 goto unlock;
 293         }
 294
 295         eth_dev = eth_dev_get(port_id);
 296         snprintf(eth_dev->data->name, sizeof(eth_dev->data->name), "%s", name);
 297         eth_dev->data->port_id = port_id;
 298         eth_dev->data->mtu = ETHER_MTU;
 299
 300 unlock:
 301         rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
 302
 303         if (eth_dev != NULL)
 304                 _rte_eth_dev_callback_process(eth_dev, RTE_ETH_EVENT_NEW, NULL);
 305
 306         return eth_dev;
 307 }
 308
 309 /*
 310  * Attach to a port already registered by the primary process, which
 311  * makes sure that the same device would have the same port id both
 312  * in the primary and secondary process.
 313  */
 314 struct rte_eth_dev *
 315 rte_eth_dev_attach_secondary(const char *name)
 316 {
 317         uint16_t i;
 318         struct rte_eth_dev *eth_dev = NULL;
 319
 320         rte_eth_dev_shared_data_prepare();
 321
 322         /* Synchronize port attachment to primary port creation and release. */
 323         rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
 324
 325         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 326                 if (strcmp(rte_eth_dev_shared_data->data[i].name, name) == 0)
 327                         break;
 328         }
 329         if (i == RTE_MAX_ETHPORTS) {
 330                 RTE_PMD_DEBUG_TRACE(
 331                         "device %s is not driven by the primary process\n",
 332                         name);
 333         } else {
 334                 eth_dev = eth_dev_get(i);
 335                 RTE_ASSERT(eth_dev->data->port_id == i);
 336         }
 337
 338         rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
 339         return eth_dev;
 340 }
 341
 342 int
 343 rte_eth_dev_release_port(struct rte_eth_dev *eth_dev)
 344 {
 345         if (eth_dev == NULL)
 346                 return -EINVAL;
 347
 348         rte_eth_dev_shared_data_prepare();
 349
 350         rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
 351
 352         eth_dev->state = RTE_ETH_DEV_UNUSED;
 353
 354         memset(eth_dev->data, 0, sizeof(struct rte_eth_dev_data));
 355
 356         rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
 357
 358         _rte_eth_dev_callback_process(eth_dev, RTE_ETH_EVENT_DESTROY, NULL);
 359
 360         return 0;
 361 }
 362
 363 int
 364 rte_eth_dev_is_valid_port(uint16_t port_id)
 365 {
 366         if (port_id >= RTE_MAX_ETHPORTS ||
 367             (rte_eth_devices[port_id].state == RTE_ETH_DEV_UNUSED))
 368                 return 0;
 369         else
 370                 return 1;
 371 }
 372
 373 static int
 374 rte_eth_is_valid_owner_id(uint64_t owner_id)
 375 {
 376         if (owner_id == RTE_ETH_DEV_NO_OWNER ||
 377             rte_eth_dev_shared_data->next_owner_id <= owner_id) {
 378                 RTE_PMD_DEBUG_TRACE("Invalid owner_id=%016lX.\n", owner_id);
 379                 return 0;
 380         }
 381         return 1;
 382 }
 383
 384 uint64_t __rte_experimental
 385 rte_eth_find_next_owned_by(uint16_t port_id, const uint64_t owner_id)
 386 {
 387         while (port_id < RTE_MAX_ETHPORTS &&
 388                ((rte_eth_devices[port_id].state != RTE_ETH_DEV_ATTACHED &&
 389                rte_eth_devices[port_id].state != RTE_ETH_DEV_REMOVED) ||
 390                rte_eth_devices[port_id].data->owner.id != owner_id))
 391                 port_id++;
 392
 393         if (port_id >= RTE_MAX_ETHPORTS)
 394                 return RTE_MAX_ETHPORTS;
 395
 396         return port_id;
 397 }
 398
 399 int __rte_experimental
 400 rte_eth_dev_owner_new(uint64_t *owner_id)
 401 {
 402         rte_eth_dev_shared_data_prepare();
 403
 404         rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
 405
 406         *owner_id = rte_eth_dev_shared_data->next_owner_id++;
 407
 408         rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
 409         return 0;
 410 }
 411
 412 static int
 413 _rte_eth_dev_owner_set(const uint16_t port_id, const uint64_t old_owner_id,
 414                        const struct rte_eth_dev_owner *new_owner)
 415 {
 416         struct rte_eth_dev_owner *port_owner;
 417         int sret;
 418
 419         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
 420
 421         if (!rte_eth_is_valid_owner_id(new_owner->id) &&
 422             !rte_eth_is_valid_owner_id(old_owner_id))
 423                 return -EINVAL;
 424
 425         port_owner = &rte_eth_devices[port_id].data->owner;
 426         if (port_owner->id != old_owner_id) {
 427                 RTE_PMD_DEBUG_TRACE("Cannot set owner to port %d already owned"
 428                                     " by %s_%016lX.\n", port_id,
 429                                     port_owner->name, port_owner->id);
 430                 return -EPERM;
 431         }
 432
 433         sret = snprintf(port_owner->name, RTE_ETH_MAX_OWNER_NAME_LEN, "%s",
 434                         new_owner->name);
 435         if (sret < 0 || sret >= RTE_ETH_MAX_OWNER_NAME_LEN)
 436                 RTE_PMD_DEBUG_TRACE("Port %d owner name was truncated.\n",
 437                                     port_id);
 438
 439         port_owner->id = new_owner->id;
 440
 441         RTE_PMD_DEBUG_TRACE("Port %d owner is %s_%016lX.\n", port_id,
 442                             new_owner->name, new_owner->id);
 443
 444         return 0;
 445 }
 446
 447 int __rte_experimental
 448 rte_eth_dev_owner_set(const uint16_t port_id,
 449                       const struct rte_eth_dev_owner *owner)
 450 {
 451         int ret;
 452
 453         rte_eth_dev_shared_data_prepare();
 454
 455         rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
 456
 457         ret = _rte_eth_dev_owner_set(port_id, RTE_ETH_DEV_NO_OWNER, owner);
 458
 459         rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
 460         return ret;
 461 }
 462
 463 int __rte_experimental
 464 rte_eth_dev_owner_unset(const uint16_t port_id, const uint64_t owner_id)
 465 {
 466         const struct rte_eth_dev_owner new_owner = (struct rte_eth_dev_owner)
 467                         {.id = RTE_ETH_DEV_NO_OWNER, .name = ""};
 468         int ret;
 469
 470         rte_eth_dev_shared_data_prepare();
 471
 472         rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
 473
 474         ret = _rte_eth_dev_owner_set(port_id, owner_id, &new_owner);
 475
 476         rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
 477         return ret;
 478 }
 479
 480 void __rte_experimental
 481 rte_eth_dev_owner_delete(const uint64_t owner_id)
 482 {
 483         uint16_t port_id;
 484
 485         rte_eth_dev_shared_data_prepare();
 486
 487         rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
 488
 489         if (rte_eth_is_valid_owner_id(owner_id)) {
 490                 RTE_ETH_FOREACH_DEV_OWNED_BY(port_id, owner_id)
 491                         memset(&rte_eth_devices[port_id].data->owner, 0,
 492                                sizeof(struct rte_eth_dev_owner));
 493                 RTE_PMD_DEBUG_TRACE("All port owners owned by %016X identifier"
 494                                     " have removed.\n", owner_id);
 495         }
 496
 497         rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
 498 }
 499
 500 int __rte_experimental
 501 rte_eth_dev_owner_get(const uint16_t port_id, struct rte_eth_dev_owner *owner)
 502 {
 503         int ret = 0;
 504
 505         rte_eth_dev_shared_data_prepare();
 506
 507         rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
 508
 509         if (!rte_eth_dev_is_valid_port(port_id)) {
 510                 RTE_PMD_DEBUG_TRACE("Invalid port_id=%d\n", port_id);
 511                 ret = -ENODEV;
 512         } else {
 513                 rte_memcpy(owner, &rte_eth_devices[port_id].data->owner,
 514                            sizeof(*owner));
 515         }
 516
 517         rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
 518         return ret;
 519 }
 520
 521 int
 522 rte_eth_dev_socket_id(uint16_t port_id)
 523 {
 524         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -1);
 525         return rte_eth_devices[port_id].data->numa_node;
 526 }
 527
 528 void *
 529 rte_eth_dev_get_sec_ctx(uint16_t port_id)
 530 {
 531         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, NULL);
 532         return rte_eth_devices[port_id].security_ctx;
 533 }
 534
 535 uint16_t
 536 rte_eth_dev_count(void)
 537 {
 538         uint16_t p;
 539         uint16_t count;
 540
 541         count = 0;
 542
 543         RTE_ETH_FOREACH_DEV(p)
 544                 count++;
 545
 546         return count;
 547 }
 548
 549 int
 550 rte_eth_dev_get_name_by_port(uint16_t port_id, char *name)
 551 {
 552         char *tmp;
 553
 554         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 555
 556         if (name == NULL) {
 557                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 558                 return -EINVAL;
 559         }
 560
 561         /* shouldn't check 'rte_eth_devices[i].data',
 562          * because it might be overwritten by VDEV PMD */
 563         tmp = rte_eth_dev_shared_data->data[port_id].name;
 564         strcpy(name, tmp);
 565         return 0;
 566 }
 567
 568 int
 569 rte_eth_dev_get_port_by_name(const char *name, uint16_t *port_id)
 570 {
 571         uint32_t pid;
 572
 573         if (name == NULL) {
 574                 RTE_PMD_DEBUG_TRACE("Null pointer is specified\n");
 575                 return -EINVAL;
 576         }
 577
 578         for (pid = 0; pid < RTE_MAX_ETHPORTS; pid++) {
 579                 if (rte_eth_devices[pid].state != RTE_ETH_DEV_UNUSED &&
 580                     !strcmp(name, rte_eth_dev_shared_data->data[pid].name)) {
 581                         *port_id = pid;
 582                         return 0;
 583                 }
 584         }
 585
 586         return -ENODEV;
 587 }
 588
 589 static int
 590 eth_err(uint16_t port_id, int ret)
 591 {
 592         if (ret == 0)
 593                 return 0;
 594         if (rte_eth_dev_is_removed(port_id))
 595                 return -EIO;
 596         return ret;
 597 }
 598
 599 /* attach the new device, then store port_id of the device */
 600 int
 601 rte_eth_dev_attach(const char *devargs, uint16_t *port_id)
 602 {
 603         int ret = -1;
 604         int current = rte_eth_dev_count();
 605         char *name = NULL;
 606         char *args = NULL;
 607
 608         if ((devargs == NULL) || (port_id == NULL)) {
 609                 ret = -EINVAL;
 610                 goto err;
 611         }
 612
 613         /* parse devargs, then retrieve device name and args */
 614         if (rte_eal_parse_devargs_str(devargs, &name, &args))
 615                 goto err;
 616
 617         ret = rte_eal_dev_attach(name, args);
 618         if (ret < 0)
 619                 goto err;
 620
 621         /* no point looking at the port count if no port exists */
 622         if (!rte_eth_dev_count()) {
 623                 ethdev_log(ERR, "No port found for device (%s)", name);
 624                 ret = -1;
 625                 goto err;
 626         }
 627
 628         /* if nothing happened, there is a bug here, since some driver told us
 629          * it did attach a device, but did not create a port.
 630          */
 631         if (current == rte_eth_dev_count()) {
 632                 ret = -1;
 633                 goto err;
 634         }
 635
 636         *port_id = eth_dev_last_created_port;
 637         ret = 0;
 638
 639 err:
 640         free(name);
 641         free(args);
 642         return ret;
 643 }
 644
 645 /* detach the device, then store the name of the device */
 646 int
 647 rte_eth_dev_detach(uint16_t port_id, char *name)
 648 {
 649         uint32_t dev_flags;
 650         int ret = -1;
 651
 652         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 653
 654         if (name == NULL) {
 655                 ret = -EINVAL;
 656                 goto err;
 657         }
 658
 659         dev_flags = rte_eth_devices[port_id].data->dev_flags;
 660         if (dev_flags & RTE_ETH_DEV_BONDED_SLAVE) {
 661                 ethdev_log(ERR,
 662                         "Port %" PRIu16 " is bonded, cannot detach", port_id);
 663                 ret = -ENOTSUP;
 664                 goto err;
 665         }
 666
 667         snprintf(name, sizeof(rte_eth_devices[port_id].data->name),
 668                  "%s", rte_eth_devices[port_id].data->name);
 669
 670         ret = rte_eal_dev_detach(rte_eth_devices[port_id].device);
 671         if (ret < 0)
 672                 goto err;
 673
 674         rte_eth_dev_release_port(&rte_eth_devices[port_id]);
 675         return 0;
 676
 677 err:
 678         return ret;
 679 }
 680
 681 static int
 682 rte_eth_dev_rx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 683 {
 684         uint16_t old_nb_queues = dev->data->nb_rx_queues;
 685         void **rxq;
 686         unsigned i;
 687
 688         if (dev->data->rx_queues == NULL && nb_queues != 0) { /* first time configuration */
 689                 dev->data->rx_queues = rte_zmalloc("ethdev->rx_queues",
 690                                 sizeof(dev->data->rx_queues[0]) * nb_queues,
 691                                 RTE_CACHE_LINE_SIZE);
 692                 if (dev->data->rx_queues == NULL) {
 693                         dev->data->nb_rx_queues = 0;
 694                         return -(ENOMEM);
 695                 }
 696         } else if (dev->data->rx_queues != NULL && nb_queues != 0) { /* re-configure */
 697                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 698
 699                 rxq = dev->data->rx_queues;
 700
 701                 for (i = nb_queues; i < old_nb_queues; i++)
 702                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 703                 rxq = rte_realloc(rxq, sizeof(rxq[0]) * nb_queues,
 704                                 RTE_CACHE_LINE_SIZE);
 705                 if (rxq == NULL)
 706                         return -(ENOMEM);
 707                 if (nb_queues > old_nb_queues) {
 708                         uint16_t new_qs = nb_queues - old_nb_queues;
 709
 710                         memset(rxq + old_nb_queues, 0,
 711                                 sizeof(rxq[0]) * new_qs);
 712                 }
 713
 714                 dev->data->rx_queues = rxq;
 715
 716         } else if (dev->data->rx_queues != NULL && nb_queues == 0) {
 717                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 718
 719                 rxq = dev->data->rx_queues;
 720
 721                 for (i = nb_queues; i < old_nb_queues; i++)
 722                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 723
 724                 rte_free(dev->data->rx_queues);
 725                 dev->data->rx_queues = NULL;
 726         }
 727         dev->data->nb_rx_queues = nb_queues;
 728         return 0;
 729 }
 730
 731 int
 732 rte_eth_dev_rx_queue_start(uint16_t port_id, uint16_t rx_queue_id)
 733 {
 734         struct rte_eth_dev *dev;
 735
 736         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 737
 738         dev = &rte_eth_devices[port_id];
 739         if (!dev->data->dev_started) {
 740                 RTE_PMD_DEBUG_TRACE(
 741                     "port %d must be started before start any queue\n", port_id);
 742                 return -EINVAL;
 743         }
 744
 745         if (rx_queue_id >= dev->data->nb_rx_queues) {
 746                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 747                 return -EINVAL;
 748         }
 749
 750         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_start, -ENOTSUP);
 751
 752         if (dev->data->rx_queue_state[rx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 753                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 754                         " already started\n",
 755                         rx_queue_id, port_id);
 756                 return 0;
 757         }
 758
 759         return eth_err(port_id, dev->dev_ops->rx_queue_start(dev,
 760                                                              rx_queue_id));
 761
 762 }
 763
 764 int
 765 rte_eth_dev_rx_queue_stop(uint16_t port_id, uint16_t rx_queue_id)
 766 {
 767         struct rte_eth_dev *dev;
 768
 769         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 770
 771         dev = &rte_eth_devices[port_id];
 772         if (rx_queue_id >= dev->data->nb_rx_queues) {
 773                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
 774                 return -EINVAL;
 775         }
 776
 777         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_stop, -ENOTSUP);
 778
 779         if (dev->data->rx_queue_state[rx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 780                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 781                         " already stopped\n",
 782                         rx_queue_id, port_id);
 783                 return 0;
 784         }
 785
 786         return eth_err(port_id, dev->dev_ops->rx_queue_stop(dev, rx_queue_id));
 787
 788 }
 789
 790 int
 791 rte_eth_dev_tx_queue_start(uint16_t port_id, uint16_t tx_queue_id)
 792 {
 793         struct rte_eth_dev *dev;
 794
 795         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 796
 797         dev = &rte_eth_devices[port_id];
 798         if (!dev->data->dev_started) {
 799                 RTE_PMD_DEBUG_TRACE(
 800                     "port %d must be started before start any queue\n", port_id);
 801                 return -EINVAL;
 802         }
 803
 804         if (tx_queue_id >= dev->data->nb_tx_queues) {
 805                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 806                 return -EINVAL;
 807         }
 808
 809         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_start, -ENOTSUP);
 810
 811         if (dev->data->tx_queue_state[tx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 812                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 813                         " already started\n",
 814                         tx_queue_id, port_id);
 815                 return 0;
 816         }
 817
 818         return eth_err(port_id, dev->dev_ops->tx_queue_start(dev,
 819                                                              tx_queue_id));
 820
 821 }
 822
 823 int
 824 rte_eth_dev_tx_queue_stop(uint16_t port_id, uint16_t tx_queue_id)
 825 {
 826         struct rte_eth_dev *dev;
 827
 828         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 829
 830         dev = &rte_eth_devices[port_id];
 831         if (tx_queue_id >= dev->data->nb_tx_queues) {
 832                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
 833                 return -EINVAL;
 834         }
 835
 836         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_stop, -ENOTSUP);
 837
 838         if (dev->data->tx_queue_state[tx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 839                 RTE_PMD_DEBUG_TRACE("Queue %" PRIu16" of device with port_id=%" PRIu8
 840                         " already stopped\n",
 841                         tx_queue_id, port_id);
 842                 return 0;
 843         }
 844
 845         return eth_err(port_id, dev->dev_ops->tx_queue_stop(dev, tx_queue_id));
 846
 847 }
 848
 849 static int
 850 rte_eth_dev_tx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 851 {
 852         uint16_t old_nb_queues = dev->data->nb_tx_queues;
 853         void **txq;
 854         unsigned i;
 855
 856         if (dev->data->tx_queues == NULL && nb_queues != 0) { /* first time configuration */
 857                 dev->data->tx_queues = rte_zmalloc("ethdev->tx_queues",
 858                                                    sizeof(dev->data->tx_queues[0]) * nb_queues,
 859                                                    RTE_CACHE_LINE_SIZE);
 860                 if (dev->data->tx_queues == NULL) {
 861                         dev->data->nb_tx_queues = 0;
 862                         return -(ENOMEM);
 863                 }
 864         } else if (dev->data->tx_queues != NULL && nb_queues != 0) { /* re-configure */
 865                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 866
 867                 txq = dev->data->tx_queues;
 868
 869                 for (i = nb_queues; i < old_nb_queues; i++)
 870                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 871                 txq = rte_realloc(txq, sizeof(txq[0]) * nb_queues,
 872                                   RTE_CACHE_LINE_SIZE);
 873                 if (txq == NULL)
 874                         return -ENOMEM;
 875                 if (nb_queues > old_nb_queues) {
 876                         uint16_t new_qs = nb_queues - old_nb_queues;
 877
 878                         memset(txq + old_nb_queues, 0,
 879                                sizeof(txq[0]) * new_qs);
 880                 }
 881
 882                 dev->data->tx_queues = txq;
 883
 884         } else if (dev->data->tx_queues != NULL && nb_queues == 0) {
 885                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 886
 887                 txq = dev->data->tx_queues;
 888
 889                 for (i = nb_queues; i < old_nb_queues; i++)
 890                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 891
 892                 rte_free(dev->data->tx_queues);
 893                 dev->data->tx_queues = NULL;
 894         }
 895         dev->data->nb_tx_queues = nb_queues;
 896         return 0;
 897 }
 898
 899 uint32_t
 900 rte_eth_speed_bitflag(uint32_t speed, int duplex)
 901 {
 902         switch (speed) {
 903         case ETH_SPEED_NUM_10M:
 904                 return duplex ? ETH_LINK_SPEED_10M : ETH_LINK_SPEED_10M_HD;
 905         case ETH_SPEED_NUM_100M:
 906                 return duplex ? ETH_LINK_SPEED_100M : ETH_LINK_SPEED_100M_HD;
 907         case ETH_SPEED_NUM_1G:
 908                 return ETH_LINK_SPEED_1G;
 909         case ETH_SPEED_NUM_2_5G:
 910                 return ETH_LINK_SPEED_2_5G;
 911         case ETH_SPEED_NUM_5G:
 912                 return ETH_LINK_SPEED_5G;
 913         case ETH_SPEED_NUM_10G:
 914                 return ETH_LINK_SPEED_10G;
 915         case ETH_SPEED_NUM_20G:
 916                 return ETH_LINK_SPEED_20G;
 917         case ETH_SPEED_NUM_25G:
 918                 return ETH_LINK_SPEED_25G;
 919         case ETH_SPEED_NUM_40G:
 920                 return ETH_LINK_SPEED_40G;
 921         case ETH_SPEED_NUM_50G:
 922                 return ETH_LINK_SPEED_50G;
 923         case ETH_SPEED_NUM_56G:
 924                 return ETH_LINK_SPEED_56G;
 925         case ETH_SPEED_NUM_100G:
 926                 return ETH_LINK_SPEED_100G;
 927         default:
 928                 return 0;
 929         }
 930 }
 931
 932 /**
 933  * A conversion function from rxmode bitfield API.
 934  */
 935 static void
 936 rte_eth_convert_rx_offload_bitfield(const struct rte_eth_rxmode *rxmode,
 937                                     uint64_t *rx_offloads)
 938 {
 939         uint64_t offloads = 0;
 940
 941         if (rxmode->header_split == 1)
 942                 offloads |= DEV_RX_OFFLOAD_HEADER_SPLIT;
 943         if (rxmode->hw_ip_checksum == 1)
 944                 offloads |= DEV_RX_OFFLOAD_CHECKSUM;
 945         if (rxmode->hw_vlan_filter == 1)
 946                 offloads |= DEV_RX_OFFLOAD_VLAN_FILTER;
 947         if (rxmode->hw_vlan_strip == 1)
 948                 offloads |= DEV_RX_OFFLOAD_VLAN_STRIP;
 949         if (rxmode->hw_vlan_extend == 1)
 950                 offloads |= DEV_RX_OFFLOAD_VLAN_EXTEND;
 951         if (rxmode->jumbo_frame == 1)
 952                 offloads |= DEV_RX_OFFLOAD_JUMBO_FRAME;
 953         if (rxmode->hw_strip_crc == 1)
 954                 offloads |= DEV_RX_OFFLOAD_CRC_STRIP;
 955         if (rxmode->enable_scatter == 1)
 956                 offloads |= DEV_RX_OFFLOAD_SCATTER;
 957         if (rxmode->enable_lro == 1)
 958                 offloads |= DEV_RX_OFFLOAD_TCP_LRO;
 959         if (rxmode->hw_timestamp == 1)
 960                 offloads |= DEV_RX_OFFLOAD_TIMESTAMP;
 961         if (rxmode->security == 1)
 962                 offloads |= DEV_RX_OFFLOAD_SECURITY;
 963
 964         *rx_offloads = offloads;
 965 }
 966
 967 /**
 968  * A conversion function from rxmode offloads API.
 969  */
 970 static void
 971 rte_eth_convert_rx_offloads(const uint64_t rx_offloads,
 972                             struct rte_eth_rxmode *rxmode)
 973 {
 974
 975         if (rx_offloads & DEV_RX_OFFLOAD_HEADER_SPLIT)
 976                 rxmode->header_split = 1;
 977         else
 978                 rxmode->header_split = 0;
 979         if (rx_offloads & DEV_RX_OFFLOAD_CHECKSUM)
 980                 rxmode->hw_ip_checksum = 1;
 981         else
 982                 rxmode->hw_ip_checksum = 0;
 983         if (rx_offloads & DEV_RX_OFFLOAD_VLAN_FILTER)
 984                 rxmode->hw_vlan_filter = 1;
 985         else
 986                 rxmode->hw_vlan_filter = 0;
 987         if (rx_offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
 988                 rxmode->hw_vlan_strip = 1;
 989         else
 990                 rxmode->hw_vlan_strip = 0;
 991         if (rx_offloads & DEV_RX_OFFLOAD_VLAN_EXTEND)
 992                 rxmode->hw_vlan_extend = 1;
 993         else
 994                 rxmode->hw_vlan_extend = 0;
 995         if (rx_offloads & DEV_RX_OFFLOAD_JUMBO_FRAME)
 996                 rxmode->jumbo_frame = 1;
 997         else
 998                 rxmode->jumbo_frame = 0;
 999         if (rx_offloads & DEV_RX_OFFLOAD_CRC_STRIP)
1000                 rxmode->hw_strip_crc = 1;
1001         else
1002                 rxmode->hw_strip_crc = 0;
1003         if (rx_offloads & DEV_RX_OFFLOAD_SCATTER)
1004                 rxmode->enable_scatter = 1;
1005         else
1006                 rxmode->enable_scatter = 0;
1007         if (rx_offloads & DEV_RX_OFFLOAD_TCP_LRO)
1008                 rxmode->enable_lro = 1;
1009         else
1010                 rxmode->enable_lro = 0;
1011         if (rx_offloads & DEV_RX_OFFLOAD_TIMESTAMP)
1012                 rxmode->hw_timestamp = 1;
1013         else
1014                 rxmode->hw_timestamp = 0;
1015         if (rx_offloads & DEV_RX_OFFLOAD_SECURITY)
1016                 rxmode->security = 1;
1017         else
1018                 rxmode->security = 0;
1019 }
1020
1021 const char * __rte_experimental
1022 rte_eth_dev_rx_offload_name(uint64_t offload)
1023 {
1024         const char *name = "UNKNOWN";
1025         unsigned int i;
1026
1027         for (i = 0; i < RTE_DIM(rte_rx_offload_names); ++i) {
1028                 if (offload == rte_rx_offload_names[i].offload) {
1029                         name = rte_rx_offload_names[i].name;
1030                         break;
1031                 }
1032         }
1033
1034         return name;
1035 }
1036
1037 const char * __rte_experimental
1038 rte_eth_dev_tx_offload_name(uint64_t offload)
1039 {
1040         const char *name = "UNKNOWN";
1041         unsigned int i;
1042
1043         for (i = 0; i < RTE_DIM(rte_tx_offload_names); ++i) {
1044                 if (offload == rte_tx_offload_names[i].offload) {
1045                         name = rte_tx_offload_names[i].name;
1046                         break;
1047                 }
1048         }
1049
1050         return name;
1051 }
1052
1053 int
1054 rte_eth_dev_configure(uint16_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
1055                       const struct rte_eth_conf *dev_conf)
1056 {
1057         struct rte_eth_dev *dev;
1058         struct rte_eth_dev_info dev_info;
1059         struct rte_eth_conf local_conf = *dev_conf;
1060         int diag;
1061
1062         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1063
1064         if (nb_rx_q > RTE_MAX_QUEUES_PER_PORT) {
1065                 RTE_PMD_DEBUG_TRACE(
1066                         "Number of RX queues requested (%u) is greater than max supported(%d)\n",
1067                         nb_rx_q, RTE_MAX_QUEUES_PER_PORT);
1068                 return -EINVAL;
1069         }
1070
1071         if (nb_tx_q > RTE_MAX_QUEUES_PER_PORT) {
1072                 RTE_PMD_DEBUG_TRACE(
1073                         "Number of TX queues requested (%u) is greater than max supported(%d)\n",
1074                         nb_tx_q, RTE_MAX_QUEUES_PER_PORT);
1075                 return -EINVAL;
1076         }
1077
1078         dev = &rte_eth_devices[port_id];
1079
1080         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1081         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
1082
1083         if (dev->data->dev_started) {
1084                 RTE_PMD_DEBUG_TRACE(
1085                     "port %d must be stopped to allow configuration\n", port_id);
1086                 return -EBUSY;
1087         }
1088
1089         /*
1090          * Convert between the offloads API to enable PMDs to support
1091          * only one of them.
1092          */
1093         if (dev_conf->rxmode.ignore_offload_bitfield == 0) {
1094                 rte_eth_convert_rx_offload_bitfield(
1095                                 &dev_conf->rxmode, &local_conf.rxmode.offloads);
1096         } else {
1097                 rte_eth_convert_rx_offloads(dev_conf->rxmode.offloads,
1098                                             &local_conf.rxmode);
1099         }
1100
1101         /* Copy the dev_conf parameter into the dev structure */
1102         memcpy(&dev->data->dev_conf, &local_conf, sizeof(dev->data->dev_conf));
1103
1104         /*
1105          * Check that the numbers of RX and TX queues are not greater
1106          * than the maximum number of RX and TX queues supported by the
1107          * configured device.
1108          */
1109         (*dev->dev_ops->dev_infos_get)(dev, &dev_info);
1110
1111         if (nb_rx_q == 0 && nb_tx_q == 0) {
1112                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d both rx and tx queue cannot be 0\n", port_id);
1113                 return -EINVAL;
1114         }
1115
1116         if (nb_rx_q > dev_info.max_rx_queues) {
1117                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_rx_queues=%d > %d\n",
1118                                 port_id, nb_rx_q, dev_info.max_rx_queues);
1119                 return -EINVAL;
1120         }
1121
1122         if (nb_tx_q > dev_info.max_tx_queues) {
1123                 RTE_PMD_DEBUG_TRACE("ethdev port_id=%d nb_tx_queues=%d > %d\n",
1124                                 port_id, nb_tx_q, dev_info.max_tx_queues);
1125                 return -EINVAL;
1126         }
1127
1128         /* Check that the device supports requested interrupts */
1129         if ((dev_conf->intr_conf.lsc == 1) &&
1130                 (!(dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC))) {
1131                         RTE_PMD_DEBUG_TRACE("driver %s does not support lsc\n",
1132                                         dev->device->driver->name);
1133                         return -EINVAL;
1134         }
1135         if ((dev_conf->intr_conf.rmv == 1) &&
1136             (!(dev->data->dev_flags & RTE_ETH_DEV_INTR_RMV))) {
1137                 RTE_PMD_DEBUG_TRACE("driver %s does not support rmv\n",
1138                                     dev->device->driver->name);
1139                 return -EINVAL;
1140         }
1141
1142         /*
1143          * If jumbo frames are enabled, check that the maximum RX packet
1144          * length is supported by the configured device.
1145          */
1146         if (local_conf.rxmode.offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) {
1147                 if (dev_conf->rxmode.max_rx_pkt_len >
1148                     dev_info.max_rx_pktlen) {
1149                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
1150                                 " > max valid value %u\n",
1151                                 port_id,
1152                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
1153                                 (unsigned)dev_info.max_rx_pktlen);
1154                         return -EINVAL;
1155                 } else if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN) {
1156                         RTE_PMD_DEBUG_TRACE("ethdev port_id=%d max_rx_pkt_len %u"
1157                                 " < min valid value %u\n",
1158                                 port_id,
1159                                 (unsigned)dev_conf->rxmode.max_rx_pkt_len,
1160                                 (unsigned)ETHER_MIN_LEN);
1161                         return -EINVAL;
1162                 }
1163         } else {
1164                 if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN ||
1165                         dev_conf->rxmode.max_rx_pkt_len > ETHER_MAX_LEN)
1166                         /* Use default value */
1167                         dev->data->dev_conf.rxmode.max_rx_pkt_len =
1168                                                         ETHER_MAX_LEN;
1169         }
1170
1171         /*
1172          * Setup new number of RX/TX queues and reconfigure device.
1173          */
1174         diag = rte_eth_dev_rx_queue_config(dev, nb_rx_q);
1175         if (diag != 0) {
1176                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_rx_queue_config = %d\n",
1177                                 port_id, diag);
1178                 return diag;
1179         }
1180
1181         diag = rte_eth_dev_tx_queue_config(dev, nb_tx_q);
1182         if (diag != 0) {
1183                 RTE_PMD_DEBUG_TRACE("port%d rte_eth_dev_tx_queue_config = %d\n",
1184                                 port_id, diag);
1185                 rte_eth_dev_rx_queue_config(dev, 0);
1186                 return diag;
1187         }
1188
1189         diag = (*dev->dev_ops->dev_configure)(dev);
1190         if (diag != 0) {
1191                 RTE_PMD_DEBUG_TRACE("port%d dev_configure = %d\n",
1192                                 port_id, diag);
1193                 rte_eth_dev_rx_queue_config(dev, 0);
1194                 rte_eth_dev_tx_queue_config(dev, 0);
1195                 return eth_err(port_id, diag);
1196         }
1197
1198         /* Initialize Rx profiling if enabled at compilation time. */
1199         diag = __rte_eth_profile_rx_init(port_id, dev);
1200         if (diag != 0) {
1201                 RTE_PMD_DEBUG_TRACE("port%d __rte_eth_profile_rx_init = %d\n",
1202                                 port_id, diag);
1203                 rte_eth_dev_rx_queue_config(dev, 0);
1204                 rte_eth_dev_tx_queue_config(dev, 0);
1205                 return eth_err(port_id, diag);
1206         }
1207
1208         return 0;
1209 }
1210
1211 void
1212 _rte_eth_dev_reset(struct rte_eth_dev *dev)
1213 {
1214         if (dev->data->dev_started) {
1215                 RTE_PMD_DEBUG_TRACE(
1216                         "port %d must be stopped to allow reset\n",
1217                         dev->data->port_id);
1218                 return;
1219         }
1220
1221         rte_eth_dev_rx_queue_config(dev, 0);
1222         rte_eth_dev_tx_queue_config(dev, 0);
1223
1224         memset(&dev->data->dev_conf, 0, sizeof(dev->data->dev_conf));
1225 }
1226
1227 static void
1228 rte_eth_dev_config_restore(uint16_t port_id)
1229 {
1230         struct rte_eth_dev *dev;
1231         struct rte_eth_dev_info dev_info;
1232         struct ether_addr *addr;
1233         uint16_t i;
1234         uint32_t pool = 0;
1235         uint64_t pool_mask;
1236
1237         dev = &rte_eth_devices[port_id];
1238
1239         rte_eth_dev_info_get(port_id, &dev_info);
1240
1241         /* replay MAC address configuration including default MAC */
1242         addr = &dev->data->mac_addrs[0];
1243         if (*dev->dev_ops->mac_addr_set != NULL)
1244                 (*dev->dev_ops->mac_addr_set)(dev, addr);
1245         else if (*dev->dev_ops->mac_addr_add != NULL)
1246                 (*dev->dev_ops->mac_addr_add)(dev, addr, 0, pool);
1247
1248         if (*dev->dev_ops->mac_addr_add != NULL) {
1249                 for (i = 1; i < dev_info.max_mac_addrs; i++) {
1250                         addr = &dev->data->mac_addrs[i];
1251
1252                         /* skip zero address */
1253                         if (is_zero_ether_addr(addr))
1254                                 continue;
1255
1256                         pool = 0;
1257                         pool_mask = dev->data->mac_pool_sel[i];
1258
1259                         do {
1260                                 if (pool_mask & 1ULL)
1261                                         (*dev->dev_ops->mac_addr_add)(dev,
1262                                                 addr, i, pool);
1263                                 pool_mask >>= 1;
1264                                 pool++;
1265                         } while (pool_mask);
1266                 }
1267         }
1268
1269         /* replay promiscuous configuration */
1270         if (rte_eth_promiscuous_get(port_id) == 1)
1271                 rte_eth_promiscuous_enable(port_id);
1272         else if (rte_eth_promiscuous_get(port_id) == 0)
1273                 rte_eth_promiscuous_disable(port_id);
1274
1275         /* replay all multicast configuration */
1276         if (rte_eth_allmulticast_get(port_id) == 1)
1277                 rte_eth_allmulticast_enable(port_id);
1278         else if (rte_eth_allmulticast_get(port_id) == 0)
1279                 rte_eth_allmulticast_disable(port_id);
1280 }
1281
1282 int
1283 rte_eth_dev_start(uint16_t port_id)
1284 {
1285         struct rte_eth_dev *dev;
1286         int diag;
1287
1288         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1289
1290         dev = &rte_eth_devices[port_id];
1291
1292         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
1293
1294         if (dev->data->dev_started != 0) {
1295                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu16
1296                         " already started\n",
1297                         port_id);
1298                 return 0;
1299         }
1300
1301         diag = (*dev->dev_ops->dev_start)(dev);
1302         if (diag == 0)
1303                 dev->data->dev_started = 1;
1304         else
1305                 return eth_err(port_id, diag);
1306
1307         rte_eth_dev_config_restore(port_id);
1308
1309         if (dev->data->dev_conf.intr_conf.lsc == 0) {
1310                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
1311                 (*dev->dev_ops->link_update)(dev, 0);
1312         }
1313         return 0;
1314 }
1315
1316 void
1317 rte_eth_dev_stop(uint16_t port_id)
1318 {
1319         struct rte_eth_dev *dev;
1320
1321         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1322         dev = &rte_eth_devices[port_id];
1323
1324         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
1325
1326         if (dev->data->dev_started == 0) {
1327                 RTE_PMD_DEBUG_TRACE("Device with port_id=%" PRIu16
1328                         " already stopped\n",
1329                         port_id);
1330                 return;
1331         }
1332
1333         dev->data->dev_started = 0;
1334         (*dev->dev_ops->dev_stop)(dev);
1335 }
1336
1337 int
1338 rte_eth_dev_set_link_up(uint16_t port_id)
1339 {
1340         struct rte_eth_dev *dev;
1341
1342         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1343
1344         dev = &rte_eth_devices[port_id];
1345
1346         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_up, -ENOTSUP);
1347         return eth_err(port_id, (*dev->dev_ops->dev_set_link_up)(dev));
1348 }
1349
1350 int
1351 rte_eth_dev_set_link_down(uint16_t port_id)
1352 {
1353         struct rte_eth_dev *dev;
1354
1355         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1356
1357         dev = &rte_eth_devices[port_id];
1358
1359         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_down, -ENOTSUP);
1360         return eth_err(port_id, (*dev->dev_ops->dev_set_link_down)(dev));
1361 }
1362
1363 void
1364 rte_eth_dev_close(uint16_t port_id)
1365 {
1366         struct rte_eth_dev *dev;
1367
1368         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1369         dev = &rte_eth_devices[port_id];
1370
1371         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_close);
1372         dev->data->dev_started = 0;
1373         (*dev->dev_ops->dev_close)(dev);
1374
1375         dev->data->nb_rx_queues = 0;
1376         rte_free(dev->data->rx_queues);
1377         dev->data->rx_queues = NULL;
1378         dev->data->nb_tx_queues = 0;
1379         rte_free(dev->data->tx_queues);
1380         dev->data->tx_queues = NULL;
1381 }
1382
1383 int
1384 rte_eth_dev_reset(uint16_t port_id)
1385 {
1386         struct rte_eth_dev *dev;
1387         int ret;
1388
1389         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1390         dev = &rte_eth_devices[port_id];
1391
1392         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_reset, -ENOTSUP);
1393
1394         rte_eth_dev_stop(port_id);
1395         ret = dev->dev_ops->dev_reset(dev);
1396
1397         return eth_err(port_id, ret);
1398 }
1399
1400 int __rte_experimental
1401 rte_eth_dev_is_removed(uint16_t port_id)
1402 {
1403         struct rte_eth_dev *dev;
1404         int ret;
1405
1406         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, 0);
1407
1408         dev = &rte_eth_devices[port_id];
1409
1410         if (dev->state == RTE_ETH_DEV_REMOVED)
1411                 return 1;
1412
1413         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->is_removed, 0);
1414
1415         ret = dev->dev_ops->is_removed(dev);
1416         if (ret != 0)
1417                 /* Device is physically removed. */
1418                 dev->state = RTE_ETH_DEV_REMOVED;
1419
1420         return ret;
1421 }
1422
1423 int
1424 rte_eth_rx_queue_setup(uint16_t port_id, uint16_t rx_queue_id,
1425                        uint16_t nb_rx_desc, unsigned int socket_id,
1426                        const struct rte_eth_rxconf *rx_conf,
1427                        struct rte_mempool *mp)
1428 {
1429         int ret;
1430         uint32_t mbp_buf_size;
1431         struct rte_eth_dev *dev;
1432         struct rte_eth_dev_info dev_info;
1433         struct rte_eth_rxconf local_conf;
1434         void **rxq;
1435
1436         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1437
1438         dev = &rte_eth_devices[port_id];
1439         if (rx_queue_id >= dev->data->nb_rx_queues) {
1440                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", rx_queue_id);
1441                 return -EINVAL;
1442         }
1443
1444         if (dev->data->dev_started) {
1445                 RTE_PMD_DEBUG_TRACE(
1446                     "port %d must be stopped to allow configuration\n", port_id);
1447                 return -EBUSY;
1448         }
1449
1450         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1451         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_setup, -ENOTSUP);
1452
1453         /*
1454          * Check the size of the mbuf data buffer.
1455          * This value must be provided in the private data of the memory pool.
1456          * First check that the memory pool has a valid private data.
1457          */
1458         rte_eth_dev_info_get(port_id, &dev_info);
1459         if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
1460                 RTE_PMD_DEBUG_TRACE("%s private_data_size %d < %d\n",
1461                                 mp->name, (int) mp->private_data_size,
1462                                 (int) sizeof(struct rte_pktmbuf_pool_private));
1463                 return -ENOSPC;
1464         }
1465         mbp_buf_size = rte_pktmbuf_data_room_size(mp);
1466
1467         if ((mbp_buf_size - RTE_PKTMBUF_HEADROOM) < dev_info.min_rx_bufsize) {
1468                 RTE_PMD_DEBUG_TRACE("%s mbuf_data_room_size %d < %d "
1469                                 "(RTE_PKTMBUF_HEADROOM=%d + min_rx_bufsize(dev)"
1470                                 "=%d)\n",
1471                                 mp->name,
1472                                 (int)mbp_buf_size,
1473                                 (int)(RTE_PKTMBUF_HEADROOM +
1474                                       dev_info.min_rx_bufsize),
1475                                 (int)RTE_PKTMBUF_HEADROOM,
1476                                 (int)dev_info.min_rx_bufsize);
1477                 return -EINVAL;
1478         }
1479
1480         if (nb_rx_desc > dev_info.rx_desc_lim.nb_max ||
1481                         nb_rx_desc < dev_info.rx_desc_lim.nb_min ||
1482                         nb_rx_desc % dev_info.rx_desc_lim.nb_align != 0) {
1483
1484                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_rx_desc(=%hu), "
1485                         "should be: <= %hu, = %hu, and a product of %hu\n",
1486                         nb_rx_desc,
1487                         dev_info.rx_desc_lim.nb_max,
1488                         dev_info.rx_desc_lim.nb_min,
1489                         dev_info.rx_desc_lim.nb_align);
1490                 return -EINVAL;
1491         }
1492
1493         rxq = dev->data->rx_queues;
1494         if (rxq[rx_queue_id]) {
1495                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release,
1496                                         -ENOTSUP);
1497                 (*dev->dev_ops->rx_queue_release)(rxq[rx_queue_id]);
1498                 rxq[rx_queue_id] = NULL;
1499         }
1500
1501         if (rx_conf == NULL)
1502                 rx_conf = &dev_info.default_rxconf;
1503
1504         local_conf = *rx_conf;
1505         if (dev->data->dev_conf.rxmode.ignore_offload_bitfield == 0) {
1506                 /**
1507                  * Reflect port offloads to queue offloads in order for
1508                  * offloads to not be discarded.
1509                  */
1510                 rte_eth_convert_rx_offload_bitfield(&dev->data->dev_conf.rxmode,
1511                                                     &local_conf.offloads);
1512         }
1513
1514         ret = (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc,
1515                                               socket_id, &local_conf, mp);
1516         if (!ret) {
1517                 if (!dev->data->min_rx_buf_size ||
1518                     dev->data->min_rx_buf_size > mbp_buf_size)
1519                         dev->data->min_rx_buf_size = mbp_buf_size;
1520         }
1521
1522         return eth_err(port_id, ret);
1523 }
1524
1525 /**
1526  * A conversion function from txq_flags API.
1527  */
1528 static void
1529 rte_eth_convert_txq_flags(const uint32_t txq_flags, uint64_t *tx_offloads)
1530 {
1531         uint64_t offloads = 0;
1532
1533         if (!(txq_flags & ETH_TXQ_FLAGS_NOMULTSEGS))
1534                 offloads |= DEV_TX_OFFLOAD_MULTI_SEGS;
1535         if (!(txq_flags & ETH_TXQ_FLAGS_NOVLANOFFL))
1536                 offloads |= DEV_TX_OFFLOAD_VLAN_INSERT;
1537         if (!(txq_flags & ETH_TXQ_FLAGS_NOXSUMSCTP))
1538                 offloads |= DEV_TX_OFFLOAD_SCTP_CKSUM;
1539         if (!(txq_flags & ETH_TXQ_FLAGS_NOXSUMUDP))
1540                 offloads |= DEV_TX_OFFLOAD_UDP_CKSUM;
1541         if (!(txq_flags & ETH_TXQ_FLAGS_NOXSUMTCP))
1542                 offloads |= DEV_TX_OFFLOAD_TCP_CKSUM;
1543         if ((txq_flags & ETH_TXQ_FLAGS_NOREFCOUNT) &&
1544             (txq_flags & ETH_TXQ_FLAGS_NOMULTMEMP))
1545                 offloads |= DEV_TX_OFFLOAD_MBUF_FAST_FREE;
1546
1547         *tx_offloads = offloads;
1548 }
1549
1550 /**
1551  * A conversion function from offloads API.
1552  */
1553 static void
1554 rte_eth_convert_txq_offloads(const uint64_t tx_offloads, uint32_t *txq_flags)
1555 {
1556         uint32_t flags = 0;
1557
1558         if (!(tx_offloads & DEV_TX_OFFLOAD_MULTI_SEGS))
1559                 flags |= ETH_TXQ_FLAGS_NOMULTSEGS;
1560         if (!(tx_offloads & DEV_TX_OFFLOAD_VLAN_INSERT))
1561                 flags |= ETH_TXQ_FLAGS_NOVLANOFFL;
1562         if (!(tx_offloads & DEV_TX_OFFLOAD_SCTP_CKSUM))
1563                 flags |= ETH_TXQ_FLAGS_NOXSUMSCTP;
1564         if (!(tx_offloads & DEV_TX_OFFLOAD_UDP_CKSUM))
1565                 flags |= ETH_TXQ_FLAGS_NOXSUMUDP;
1566         if (!(tx_offloads & DEV_TX_OFFLOAD_TCP_CKSUM))
1567                 flags |= ETH_TXQ_FLAGS_NOXSUMTCP;
1568         if (tx_offloads & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
1569                 flags |= (ETH_TXQ_FLAGS_NOREFCOUNT | ETH_TXQ_FLAGS_NOMULTMEMP);
1570
1571         *txq_flags = flags;
1572 }
1573
1574 int
1575 rte_eth_tx_queue_setup(uint16_t port_id, uint16_t tx_queue_id,
1576                        uint16_t nb_tx_desc, unsigned int socket_id,
1577                        const struct rte_eth_txconf *tx_conf)
1578 {
1579         struct rte_eth_dev *dev;
1580         struct rte_eth_dev_info dev_info;
1581         struct rte_eth_txconf local_conf;
1582         void **txq;
1583
1584         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1585
1586         dev = &rte_eth_devices[port_id];
1587         if (tx_queue_id >= dev->data->nb_tx_queues) {
1588                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", tx_queue_id);
1589                 return -EINVAL;
1590         }
1591
1592         if (dev->data->dev_started) {
1593                 RTE_PMD_DEBUG_TRACE(
1594                     "port %d must be stopped to allow configuration\n", port_id);
1595                 return -EBUSY;
1596         }
1597
1598         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1599         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_setup, -ENOTSUP);
1600
1601         rte_eth_dev_info_get(port_id, &dev_info);
1602
1603         if (nb_tx_desc > dev_info.tx_desc_lim.nb_max ||
1604             nb_tx_desc < dev_info.tx_desc_lim.nb_min ||
1605             nb_tx_desc % dev_info.tx_desc_lim.nb_align != 0) {
1606                 RTE_PMD_DEBUG_TRACE("Invalid value for nb_tx_desc(=%hu), "
1607                                 "should be: <= %hu, = %hu, and a product of %hu\n",
1608                                 nb_tx_desc,
1609                                 dev_info.tx_desc_lim.nb_max,
1610                                 dev_info.tx_desc_lim.nb_min,
1611                                 dev_info.tx_desc_lim.nb_align);
1612                 return -EINVAL;
1613         }
1614
1615         txq = dev->data->tx_queues;
1616         if (txq[tx_queue_id]) {
1617                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release,
1618                                         -ENOTSUP);
1619                 (*dev->dev_ops->tx_queue_release)(txq[tx_queue_id]);
1620                 txq[tx_queue_id] = NULL;
1621         }
1622
1623         if (tx_conf == NULL)
1624                 tx_conf = &dev_info.default_txconf;
1625
1626         /*
1627          * Convert between the offloads API to enable PMDs to support
1628          * only one of them.
1629          */
1630         local_conf = *tx_conf;
1631         if (tx_conf->txq_flags & ETH_TXQ_FLAGS_IGNORE) {
1632                 rte_eth_convert_txq_offloads(tx_conf->offloads,
1633                                              &local_conf.txq_flags);
1634                 /* Keep the ignore flag. */
1635                 local_conf.txq_flags |= ETH_TXQ_FLAGS_IGNORE;
1636         } else {
1637                 rte_eth_convert_txq_flags(tx_conf->txq_flags,
1638                                           &local_conf.offloads);
1639         }
1640
1641         return eth_err(port_id, (*dev->dev_ops->tx_queue_setup)(dev,
1642                        tx_queue_id, nb_tx_desc, socket_id, &local_conf));
1643 }
1644
1645 void
1646 rte_eth_tx_buffer_drop_callback(struct rte_mbuf **pkts, uint16_t unsent,
1647                 void *userdata __rte_unused)
1648 {
1649         unsigned i;
1650
1651         for (i = 0; i < unsent; i++)
1652                 rte_pktmbuf_free(pkts[i]);
1653 }
1654
1655 void
1656 rte_eth_tx_buffer_count_callback(struct rte_mbuf **pkts, uint16_t unsent,
1657                 void *userdata)
1658 {
1659         uint64_t *count = userdata;
1660         unsigned i;
1661
1662         for (i = 0; i < unsent; i++)
1663                 rte_pktmbuf_free(pkts[i]);
1664
1665         *count += unsent;
1666 }
1667
1668 int
1669 rte_eth_tx_buffer_set_err_callback(struct rte_eth_dev_tx_buffer *buffer,
1670                 buffer_tx_error_fn cbfn, void *userdata)
1671 {
1672         buffer->error_callback = cbfn;
1673         buffer->error_userdata = userdata;
1674         return 0;
1675 }
1676
1677 int
1678 rte_eth_tx_buffer_init(struct rte_eth_dev_tx_buffer *buffer, uint16_t size)
1679 {
1680         int ret = 0;
1681
1682         if (buffer == NULL)
1683                 return -EINVAL;
1684
1685         buffer->size = size;
1686         if (buffer->error_callback == NULL) {
1687                 ret = rte_eth_tx_buffer_set_err_callback(
1688                         buffer, rte_eth_tx_buffer_drop_callback, NULL);
1689         }
1690
1691         return ret;
1692 }
1693
1694 int
1695 rte_eth_tx_done_cleanup(uint16_t port_id, uint16_t queue_id, uint32_t free_cnt)
1696 {
1697         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
1698         int ret;
1699
1700         /* Validate Input Data. Bail if not valid or not supported. */
1701         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1702         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_done_cleanup, -ENOTSUP);
1703
1704         /* Call driver to free pending mbufs. */
1705         ret = (*dev->dev_ops->tx_done_cleanup)(dev->data->tx_queues[queue_id],
1706                                                free_cnt);
1707         return eth_err(port_id, ret);
1708 }
1709
1710 void
1711 rte_eth_promiscuous_enable(uint16_t port_id)
1712 {
1713         struct rte_eth_dev *dev;
1714
1715         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1716         dev = &rte_eth_devices[port_id];
1717
1718         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_enable);
1719         (*dev->dev_ops->promiscuous_enable)(dev);
1720         dev->data->promiscuous = 1;
1721 }
1722
1723 void
1724 rte_eth_promiscuous_disable(uint16_t port_id)
1725 {
1726         struct rte_eth_dev *dev;
1727
1728         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1729         dev = &rte_eth_devices[port_id];
1730
1731         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->promiscuous_disable);
1732         dev->data->promiscuous = 0;
1733         (*dev->dev_ops->promiscuous_disable)(dev);
1734 }
1735
1736 int
1737 rte_eth_promiscuous_get(uint16_t port_id)
1738 {
1739         struct rte_eth_dev *dev;
1740
1741         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1742
1743         dev = &rte_eth_devices[port_id];
1744         return dev->data->promiscuous;
1745 }
1746
1747 void
1748 rte_eth_allmulticast_enable(uint16_t port_id)
1749 {
1750         struct rte_eth_dev *dev;
1751
1752         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1753         dev = &rte_eth_devices[port_id];
1754
1755         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_enable);
1756         (*dev->dev_ops->allmulticast_enable)(dev);
1757         dev->data->all_multicast = 1;
1758 }
1759
1760 void
1761 rte_eth_allmulticast_disable(uint16_t port_id)
1762 {
1763         struct rte_eth_dev *dev;
1764
1765         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1766         dev = &rte_eth_devices[port_id];
1767
1768         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->allmulticast_disable);
1769         dev->data->all_multicast = 0;
1770         (*dev->dev_ops->allmulticast_disable)(dev);
1771 }
1772
1773 int
1774 rte_eth_allmulticast_get(uint16_t port_id)
1775 {
1776         struct rte_eth_dev *dev;
1777
1778         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1779
1780         dev = &rte_eth_devices[port_id];
1781         return dev->data->all_multicast;
1782 }
1783
1784 void
1785 rte_eth_link_get(uint16_t port_id, struct rte_eth_link *eth_link)
1786 {
1787         struct rte_eth_dev *dev;
1788
1789         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1790         dev = &rte_eth_devices[port_id];
1791
1792         if (dev->data->dev_conf.intr_conf.lsc &&
1793             dev->data->dev_started)
1794                 rte_eth_linkstatus_get(dev, eth_link);
1795         else {
1796                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1797                 (*dev->dev_ops->link_update)(dev, 1);
1798                 *eth_link = dev->data->dev_link;
1799         }
1800 }
1801
1802 void
1803 rte_eth_link_get_nowait(uint16_t port_id, struct rte_eth_link *eth_link)
1804 {
1805         struct rte_eth_dev *dev;
1806
1807         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1808         dev = &rte_eth_devices[port_id];
1809
1810         if (dev->data->dev_conf.intr_conf.lsc &&
1811             dev->data->dev_started)
1812                 rte_eth_linkstatus_get(dev, eth_link);
1813         else {
1814                 RTE_FUNC_PTR_OR_RET(*dev->dev_ops->link_update);
1815                 (*dev->dev_ops->link_update)(dev, 0);
1816                 *eth_link = dev->data->dev_link;
1817         }
1818 }
1819
1820 int
1821 rte_eth_stats_get(uint16_t port_id, struct rte_eth_stats *stats)
1822 {
1823         struct rte_eth_dev *dev;
1824
1825         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1826
1827         dev = &rte_eth_devices[port_id];
1828         memset(stats, 0, sizeof(*stats));
1829
1830         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
1831         stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed;
1832         return eth_err(port_id, (*dev->dev_ops->stats_get)(dev, stats));
1833 }
1834
1835 int
1836 rte_eth_stats_reset(uint16_t port_id)
1837 {
1838         struct rte_eth_dev *dev;
1839
1840         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1841         dev = &rte_eth_devices[port_id];
1842
1843         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_reset, -ENOTSUP);
1844         (*dev->dev_ops->stats_reset)(dev);
1845         dev->data->rx_mbuf_alloc_failed = 0;
1846
1847         return 0;
1848 }
1849
1850 static inline int
1851 get_xstats_basic_count(struct rte_eth_dev *dev)
1852 {
1853         uint16_t nb_rxqs, nb_txqs;
1854         int count;
1855
1856         nb_rxqs = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1857         nb_txqs = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1858
1859         count = RTE_NB_STATS;
1860         count += nb_rxqs * RTE_NB_RXQ_STATS;
1861         count += nb_txqs * RTE_NB_TXQ_STATS;
1862
1863         return count;
1864 }
1865
1866 static int
1867 get_xstats_count(uint16_t port_id)
1868 {
1869         struct rte_eth_dev *dev;
1870         int count;
1871
1872         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1873         dev = &rte_eth_devices[port_id];
1874         if (dev->dev_ops->xstats_get_names_by_id != NULL) {
1875                 count = (*dev->dev_ops->xstats_get_names_by_id)(dev, NULL,
1876                                 NULL, 0);
1877                 if (count < 0)
1878                         return eth_err(port_id, count);
1879         }
1880         if (dev->dev_ops->xstats_get_names != NULL) {
1881                 count = (*dev->dev_ops->xstats_get_names)(dev, NULL, 0);
1882                 if (count < 0)
1883                         return eth_err(port_id, count);
1884         } else
1885                 count = 0;
1886
1887
1888         count += get_xstats_basic_count(dev);
1889
1890         return count;
1891 }
1892
1893 int
1894 rte_eth_xstats_get_id_by_name(uint16_t port_id, const char *xstat_name,
1895                 uint64_t *id)
1896 {
1897         int cnt_xstats, idx_xstat;
1898
1899         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1900
1901         if (!id) {
1902                 RTE_PMD_DEBUG_TRACE("Error: id pointer is NULL\n");
1903                 return -ENOMEM;
1904         }
1905
1906         if (!xstat_name) {
1907                 RTE_PMD_DEBUG_TRACE("Error: xstat_name pointer is NULL\n");
1908                 return -ENOMEM;
1909         }
1910
1911         /* Get count */
1912         cnt_xstats = rte_eth_xstats_get_names_by_id(port_id, NULL, 0, NULL);
1913         if (cnt_xstats  < 0) {
1914                 RTE_PMD_DEBUG_TRACE("Error: Cannot get count of xstats\n");
1915                 return -ENODEV;
1916         }
1917
1918         /* Get id-name lookup table */
1919         struct rte_eth_xstat_name xstats_names[cnt_xstats];
1920
1921         if (cnt_xstats != rte_eth_xstats_get_names_by_id(
1922                         port_id, xstats_names, cnt_xstats, NULL)) {
1923                 RTE_PMD_DEBUG_TRACE("Error: Cannot get xstats lookup\n");
1924                 return -1;
1925         }
1926
1927         for (idx_xstat = 0; idx_xstat < cnt_xstats; idx_xstat++) {
1928                 if (!strcmp(xstats_names[idx_xstat].name, xstat_name)) {
1929                         *id = idx_xstat;
1930                         return 0;
1931                 };
1932         }
1933
1934         return -EINVAL;
1935 }
1936
1937 /* retrieve basic stats names */
1938 static int
1939 rte_eth_basic_stats_get_names(struct rte_eth_dev *dev,
1940         struct rte_eth_xstat_name *xstats_names)
1941 {
1942         int cnt_used_entries = 0;
1943         uint32_t idx, id_queue;
1944         uint16_t num_q;
1945
1946         for (idx = 0; idx < RTE_NB_STATS; idx++) {
1947                 snprintf(xstats_names[cnt_used_entries].name,
1948                         sizeof(xstats_names[0].name),
1949                         "%s", rte_stats_strings[idx].name);
1950                 cnt_used_entries++;
1951         }
1952         num_q = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1953         for (id_queue = 0; id_queue < num_q; id_queue++) {
1954                 for (idx = 0; idx < RTE_NB_RXQ_STATS; idx++) {
1955                         snprintf(xstats_names[cnt_used_entries].name,
1956                                 sizeof(xstats_names[0].name),
1957                                 "rx_q%u%s",
1958                                 id_queue, rte_rxq_stats_strings[idx].name);
1959                         cnt_used_entries++;
1960                 }
1961
1962         }
1963         num_q = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
1964         for (id_queue = 0; id_queue < num_q; id_queue++) {
1965                 for (idx = 0; idx < RTE_NB_TXQ_STATS; idx++) {
1966                         snprintf(xstats_names[cnt_used_entries].name,
1967                                 sizeof(xstats_names[0].name),
1968                                 "tx_q%u%s",
1969                                 id_queue, rte_txq_stats_strings[idx].name);
1970                         cnt_used_entries++;
1971                 }
1972         }
1973         return cnt_used_entries;
1974 }
1975
1976 /* retrieve ethdev extended statistics names */
1977 int
1978 rte_eth_xstats_get_names_by_id(uint16_t port_id,
1979         struct rte_eth_xstat_name *xstats_names, unsigned int size,
1980         uint64_t *ids)
1981 {
1982         struct rte_eth_xstat_name *xstats_names_copy;
1983         unsigned int no_basic_stat_requested = 1;
1984         unsigned int no_ext_stat_requested = 1;
1985         unsigned int expected_entries;
1986         unsigned int basic_count;
1987         struct rte_eth_dev *dev;
1988         unsigned int i;
1989         int ret;
1990
1991         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
1992         dev = &rte_eth_devices[port_id];
1993
1994         basic_count = get_xstats_basic_count(dev);
1995         ret = get_xstats_count(port_id);
1996         if (ret < 0)
1997                 return ret;
1998         expected_entries = (unsigned int)ret;
1999
2000         /* Return max number of stats if no ids given */
2001         if (!ids) {
2002                 if (!xstats_names)
2003                         return expected_entries;
2004                 else if (xstats_names && size < expected_entries)
2005                         return expected_entries;
2006         }
2007
2008         if (ids && !xstats_names)
2009                 return -EINVAL;
2010
2011         if (ids && dev->dev_ops->xstats_get_names_by_id != NULL && size > 0) {
2012                 uint64_t ids_copy[size];
2013
2014                 for (i = 0; i < size; i++) {
2015                         if (ids[i] < basic_count) {
2016                                 no_basic_stat_requested = 0;
2017                                 break;
2018                         }
2019
2020                         /*
2021                          * Convert ids to xstats ids that PMD knows.
2022                          * ids known by user are basic + extended stats.
2023                          */
2024                         ids_copy[i] = ids[i] - basic_count;
2025                 }
2026
2027                 if (no_basic_stat_requested)
2028                         return (*dev->dev_ops->xstats_get_names_by_id)(dev,
2029                                         xstats_names, ids_copy, size);
2030         }
2031
2032         /* Retrieve all stats */
2033         if (!ids) {
2034                 int num_stats = rte_eth_xstats_get_names(port_id, xstats_names,
2035                                 expected_entries);
2036                 if (num_stats < 0 || num_stats > (int)expected_entries)
2037                         return num_stats;
2038                 else
2039                         return expected_entries;
2040         }
2041
2042         xstats_names_copy = calloc(expected_entries,
2043                 sizeof(struct rte_eth_xstat_name));
2044
2045         if (!xstats_names_copy) {
2046                 RTE_PMD_DEBUG_TRACE("ERROR: can't allocate memory");
2047                 return -ENOMEM;
2048         }
2049
2050         if (ids) {
2051                 for (i = 0; i < size; i++) {
2052                         if (ids[i] >= basic_count) {
2053                                 no_ext_stat_requested = 0;
2054                                 break;
2055                         }
2056                 }
2057         }
2058
2059         /* Fill xstats_names_copy structure */
2060         if (ids && no_ext_stat_requested) {
2061                 rte_eth_basic_stats_get_names(dev, xstats_names_copy);
2062         } else {
2063                 ret = rte_eth_xstats_get_names(port_id, xstats_names_copy,
2064                         expected_entries);
2065                 if (ret < 0) {
2066                         free(xstats_names_copy);
2067                         return ret;
2068                 }
2069         }
2070
2071         /* Filter stats */
2072         for (i = 0; i < size; i++) {
2073                 if (ids[i] >= expected_entries) {
2074                         RTE_PMD_DEBUG_TRACE("ERROR: id value isn't valid\n");
2075                         free(xstats_names_copy);
2076                         return -1;
2077                 }
2078                 xstats_names[i] = xstats_names_copy[ids[i]];
2079         }
2080
2081         free(xstats_names_copy);
2082         return size;
2083 }
2084
2085 int
2086 rte_eth_xstats_get_names(uint16_t port_id,
2087         struct rte_eth_xstat_name *xstats_names,
2088         unsigned int size)
2089 {
2090         struct rte_eth_dev *dev;
2091         int cnt_used_entries;
2092         int cnt_expected_entries;
2093         int cnt_driver_entries;
2094
2095         cnt_expected_entries = get_xstats_count(port_id);
2096         if (xstats_names == NULL || cnt_expected_entries < 0 ||
2097                         (int)size < cnt_expected_entries)
2098                 return cnt_expected_entries;
2099
2100         /* port_id checked in get_xstats_count() */
2101         dev = &rte_eth_devices[port_id];
2102
2103         cnt_used_entries = rte_eth_basic_stats_get_names(
2104                 dev, xstats_names);
2105
2106         if (dev->dev_ops->xstats_get_names != NULL) {
2107                 /* If there are any driver-specific xstats, append them
2108                  * to end of list.
2109                  */
2110                 cnt_driver_entries = (*dev->dev_ops->xstats_get_names)(
2111                         dev,
2112                         xstats_names + cnt_used_entries,
2113                         size - cnt_used_entries);
2114                 if (cnt_driver_entries < 0)
2115                         return eth_err(port_id, cnt_driver_entries);
2116                 cnt_used_entries += cnt_driver_entries;
2117         }
2118
2119         return cnt_used_entries;
2120 }
2121
2122
2123 static int
2124 rte_eth_basic_stats_get(uint16_t port_id, struct rte_eth_xstat *xstats)
2125 {
2126         struct rte_eth_dev *dev;
2127         struct rte_eth_stats eth_stats;
2128         unsigned int count = 0, i, q;
2129         uint64_t val, *stats_ptr;
2130         uint16_t nb_rxqs, nb_txqs;
2131         int ret;
2132
2133         ret = rte_eth_stats_get(port_id, &eth_stats);
2134         if (ret < 0)
2135                 return ret;
2136
2137         dev = &rte_eth_devices[port_id];
2138
2139         nb_rxqs = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
2140         nb_txqs = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
2141
2142         /* global stats */
2143         for (i = 0; i < RTE_NB_STATS; i++) {
2144                 stats_ptr = RTE_PTR_ADD(&eth_stats,
2145                                         rte_stats_strings[i].offset);
2146                 val = *stats_ptr;
2147                 xstats[count++].value = val;
2148         }
2149
2150         /* per-rxq stats */
2151         for (q = 0; q < nb_rxqs; q++) {
2152                 for (i = 0; i < RTE_NB_RXQ_STATS; i++) {
2153                         stats_ptr = RTE_PTR_ADD(&eth_stats,
2154                                         rte_rxq_stats_strings[i].offset +
2155                                         q * sizeof(uint64_t));
2156                         val = *stats_ptr;
2157                         xstats[count++].value = val;
2158                 }
2159         }
2160
2161         /* per-txq stats */
2162         for (q = 0; q < nb_txqs; q++) {
2163                 for (i = 0; i < RTE_NB_TXQ_STATS; i++) {
2164                         stats_ptr = RTE_PTR_ADD(&eth_stats,
2165                                         rte_txq_stats_strings[i].offset +
2166                                         q * sizeof(uint64_t));
2167                         val = *stats_ptr;
2168                         xstats[count++].value = val;
2169                 }
2170         }
2171         return count;
2172 }
2173
2174 /* retrieve ethdev extended statistics */
2175 int
2176 rte_eth_xstats_get_by_id(uint16_t port_id, const uint64_t *ids,
2177                          uint64_t *values, unsigned int size)
2178 {
2179         unsigned int no_basic_stat_requested = 1;
2180         unsigned int no_ext_stat_requested = 1;
2181         unsigned int num_xstats_filled;
2182         unsigned int basic_count;
2183         uint16_t expected_entries;
2184         struct rte_eth_dev *dev;
2185         unsigned int i;
2186         int ret;
2187
2188         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2189         ret = get_xstats_count(port_id);
2190         if (ret < 0)
2191                 return ret;
2192         expected_entries = (uint16_t)ret;
2193         struct rte_eth_xstat xstats[expected_entries];
2194         dev = &rte_eth_devices[port_id];
2195         basic_count = get_xstats_basic_count(dev);
2196
2197         /* Return max number of stats if no ids given */
2198         if (!ids) {
2199                 if (!values)
2200                         return expected_entries;
2201                 else if (values && size < expected_entries)
2202                         return expected_entries;
2203         }
2204
2205         if (ids && !values)
2206                 return -EINVAL;
2207
2208         if (ids && dev->dev_ops->xstats_get_by_id != NULL && size) {
2209                 unsigned int basic_count = get_xstats_basic_count(dev);
2210                 uint64_t ids_copy[size];
2211
2212                 for (i = 0; i < size; i++) {
2213                         if (ids[i] < basic_count) {
2214                                 no_basic_stat_requested = 0;
2215                                 break;
2216                         }
2217
2218                         /*
2219                          * Convert ids to xstats ids that PMD knows.
2220                          * ids known by user are basic + extended stats.
2221                          */
2222                         ids_copy[i] = ids[i] - basic_count;
2223                 }
2224
2225                 if (no_basic_stat_requested)
2226                         return (*dev->dev_ops->xstats_get_by_id)(dev, ids_copy,
2227                                         values, size);
2228         }
2229
2230         if (ids) {
2231                 for (i = 0; i < size; i++) {
2232                         if (ids[i] >= basic_count) {
2233                                 no_ext_stat_requested = 0;
2234                                 break;
2235                         }
2236                 }
2237         }
2238
2239         /* Fill the xstats structure */
2240         if (ids && no_ext_stat_requested)
2241                 ret = rte_eth_basic_stats_get(port_id, xstats);
2242         else
2243                 ret = rte_eth_xstats_get(port_id, xstats, expected_entries);
2244
2245         if (ret < 0)
2246                 return ret;
2247         num_xstats_filled = (unsigned int)ret;
2248
2249         /* Return all stats */
2250         if (!ids) {
2251                 for (i = 0; i < num_xstats_filled; i++)
2252                         values[i] = xstats[i].value;
2253                 return expected_entries;
2254         }
2255
2256         /* Filter stats */
2257         for (i = 0; i < size; i++) {
2258                 if (ids[i] >= expected_entries) {
2259                         RTE_PMD_DEBUG_TRACE("ERROR: id value isn't valid\n");
2260                         return -1;
2261                 }
2262                 values[i] = xstats[ids[i]].value;
2263         }
2264         return size;
2265 }
2266
2267 int
2268 rte_eth_xstats_get(uint16_t port_id, struct rte_eth_xstat *xstats,
2269         unsigned int n)
2270 {
2271         struct rte_eth_dev *dev;
2272         unsigned int count = 0, i;
2273         signed int xcount = 0;
2274         uint16_t nb_rxqs, nb_txqs;
2275         int ret;
2276
2277         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
2278
2279         dev = &rte_eth_devices[port_id];
2280
2281         nb_rxqs = RTE_MIN(dev->data->nb_rx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
2282         nb_txqs = RTE_MIN(dev->data->nb_tx_queues, RTE_ETHDEV_QUEUE_STAT_CNTRS);
2283
2284         /* Return generic statistics */
2285         count = RTE_NB_STATS + (nb_rxqs * RTE_NB_RXQ_STATS) +
2286                 (nb_txqs * RTE_NB_TXQ_STATS);
2287
2288         /* implemented by the driver */
2289         if (dev->dev_ops->xstats_get != NULL) {
2290                 /* Retrieve the xstats from the driver at the end of the
2291                  * xstats struct.
2292                  */
2293                 xcount = (*dev->dev_ops->xstats_get)(dev,
2294                                      xstats ? xstats + count : NULL,
2295                                      (n > count) ? n - count : 0);
2296
2297                 if (xcount < 0)
2298                         return eth_err(port_id, xcount);
2299         }
2300
2301         if (n < count + xcount || xstats == NULL)
2302                 return count + xcount;
2303
2304         /* now fill the xstats structure */
2305         ret = rte_eth_basic_stats_get(port_id, xstats);
2306         if (ret < 0)
2307                 return ret;
2308         count = ret;
2309
2310         for (i = 0; i < count; i++)
2311                 xstats[i].id = i;
2312         /* add an offset to driver-specific stats */
2313         for ( ; i < count + xcount; i++)
2314                 xstats[i].id += count;
2315
2316         return count + xcount;
2317 }
2318
2319 /* reset ethdev extended statistics */
2320 void
2321 rte_eth_xstats_reset(uint16_t port_id)
2322 {
2323         struct rte_eth_dev *dev;
2324
2325         RTE_ETH_VALID_PORTID_OR_RET(port_id);
2326         dev = &rte_eth_devices[port_id];
2327
2328         /* implemented by the driver */
2329         if (dev->dev_ops->xstats_reset != NULL) {
2330                 (*dev->dev_ops->xstats_reset)(dev);
2331                 return;
2332         }
2333
2334         /* fallback to default */
2335         rte_eth_stats_reset(port_id);
2336 }
2337
2338 static int
2339 set_queue_stats_mapping(uint16_t port_id, uint16_t queue_id, uint8_t stat_idx,
2340                 uint8_t is_rx)
2341 {
2342         struct rte_eth_dev *dev;
2343
2344         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2345
2346         dev = &rte_eth_devices[port_id];
2347
2348         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->queue_stats_mapping_set, -ENOTSUP);
2349         return (*dev->dev_ops->queue_stats_mapping_set)
2350                         (dev, queue_id, stat_idx, is_rx);
2351 }
2352
2353
2354 int
2355 rte_eth_dev_set_tx_queue_stats_mapping(uint16_t port_id, uint16_t tx_queue_id,
2356                 uint8_t stat_idx)
2357 {
2358         return eth_err(port_id, set_queue_stats_mapping(port_id, tx_queue_id,
2359                                                 stat_idx, STAT_QMAP_TX));
2360 }
2361
2362
2363 int
2364 rte_eth_dev_set_rx_queue_stats_mapping(uint16_t port_id, uint16_t rx_queue_id,
2365                 uint8_t stat_idx)
2366 {
2367         return eth_err(port_id, set_queue_stats_mapping(port_id, rx_queue_id,
2368                                                 stat_idx, STAT_QMAP_RX));
2369 }
2370
2371 int
2372 rte_eth_dev_fw_version_get(uint16_t port_id, char *fw_version, size_t fw_size)
2373 {
2374         struct rte_eth_dev *dev;
2375
2376         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2377         dev = &rte_eth_devices[port_id];
2378
2379         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->fw_version_get, -ENOTSUP);
2380         return eth_err(port_id, (*dev->dev_ops->fw_version_get)(dev,
2381                                                         fw_version, fw_size));
2382 }
2383
2384 void
2385 rte_eth_dev_info_get(uint16_t port_id, struct rte_eth_dev_info *dev_info)
2386 {
2387         struct rte_eth_dev *dev;
2388         const struct rte_eth_desc_lim lim = {
2389                 .nb_max = UINT16_MAX,
2390                 .nb_min = 0,
2391                 .nb_align = 1,
2392         };
2393
2394         RTE_ETH_VALID_PORTID_OR_RET(port_id);
2395         dev = &rte_eth_devices[port_id];
2396
2397         memset(dev_info, 0, sizeof(struct rte_eth_dev_info));
2398         dev_info->rx_desc_lim = lim;
2399         dev_info->tx_desc_lim = lim;
2400         dev_info->device = dev->device;
2401
2402         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_infos_get);
2403         (*dev->dev_ops->dev_infos_get)(dev, dev_info);
2404         dev_info->driver_name = dev->device->driver->name;
2405         dev_info->nb_rx_queues = dev->data->nb_rx_queues;
2406         dev_info->nb_tx_queues = dev->data->nb_tx_queues;
2407 }
2408
2409 int
2410 rte_eth_dev_get_supported_ptypes(uint16_t port_id, uint32_t ptype_mask,
2411                                  uint32_t *ptypes, int num)
2412 {
2413         int i, j;
2414         struct rte_eth_dev *dev;
2415         const uint32_t *all_ptypes;
2416
2417         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2418         dev = &rte_eth_devices[port_id];
2419         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_supported_ptypes_get, 0);
2420         all_ptypes = (*dev->dev_ops->dev_supported_ptypes_get)(dev);
2421
2422         if (!all_ptypes)
2423                 return 0;
2424
2425         for (i = 0, j = 0; all_ptypes[i] != RTE_PTYPE_UNKNOWN; ++i)
2426                 if (all_ptypes[i] & ptype_mask) {
2427                         if (j < num)
2428                                 ptypes[j] = all_ptypes[i];
2429                         j++;
2430                 }
2431
2432         return j;
2433 }
2434
2435 void
2436 rte_eth_macaddr_get(uint16_t port_id, struct ether_addr *mac_addr)
2437 {
2438         struct rte_eth_dev *dev;
2439
2440         RTE_ETH_VALID_PORTID_OR_RET(port_id);
2441         dev = &rte_eth_devices[port_id];
2442         ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
2443 }
2444
2445
2446 int
2447 rte_eth_dev_get_mtu(uint16_t port_id, uint16_t *mtu)
2448 {
2449         struct rte_eth_dev *dev;
2450
2451         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2452
2453         dev = &rte_eth_devices[port_id];
2454         *mtu = dev->data->mtu;
2455         return 0;
2456 }
2457
2458 int
2459 rte_eth_dev_set_mtu(uint16_t port_id, uint16_t mtu)
2460 {
2461         int ret;
2462         struct rte_eth_dev *dev;
2463
2464         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2465         dev = &rte_eth_devices[port_id];
2466         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mtu_set, -ENOTSUP);
2467
2468         ret = (*dev->dev_ops->mtu_set)(dev, mtu);
2469         if (!ret)
2470                 dev->data->mtu = mtu;
2471
2472         return eth_err(port_id, ret);
2473 }
2474
2475 int
2476 rte_eth_dev_vlan_filter(uint16_t port_id, uint16_t vlan_id, int on)
2477 {
2478         struct rte_eth_dev *dev;
2479         int ret;
2480
2481         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2482         dev = &rte_eth_devices[port_id];
2483         if (!(dev->data->dev_conf.rxmode.offloads &
2484               DEV_RX_OFFLOAD_VLAN_FILTER)) {
2485                 RTE_PMD_DEBUG_TRACE("port %d: vlan-filtering disabled\n", port_id);
2486                 return -ENOSYS;
2487         }
2488
2489         if (vlan_id > 4095) {
2490                 RTE_PMD_DEBUG_TRACE("(port_id=%d) invalid vlan_id=%u > 4095\n",
2491                                 port_id, (unsigned) vlan_id);
2492                 return -EINVAL;
2493         }
2494         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
2495
2496         ret = (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
2497         if (ret == 0) {
2498                 struct rte_vlan_filter_conf *vfc;
2499                 int vidx;
2500                 int vbit;
2501
2502                 vfc = &dev->data->vlan_filter_conf;
2503                 vidx = vlan_id / 64;
2504                 vbit = vlan_id % 64;
2505
2506                 if (on)
2507                         vfc->ids[vidx] |= UINT64_C(1) << vbit;
2508                 else
2509                         vfc->ids[vidx] &= ~(UINT64_C(1) << vbit);
2510         }
2511
2512         return eth_err(port_id, ret);
2513 }
2514
2515 int
2516 rte_eth_dev_set_vlan_strip_on_queue(uint16_t port_id, uint16_t rx_queue_id,
2517                                     int on)
2518 {
2519         struct rte_eth_dev *dev;
2520
2521         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2522         dev = &rte_eth_devices[port_id];
2523         if (rx_queue_id >= dev->data->nb_rx_queues) {
2524                 RTE_PMD_DEBUG_TRACE("Invalid rx_queue_id=%d\n", port_id);
2525                 return -EINVAL;
2526         }
2527
2528         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
2529         (*dev->dev_ops->vlan_strip_queue_set)(dev, rx_queue_id, on);
2530
2531         return 0;
2532 }
2533
2534 int
2535 rte_eth_dev_set_vlan_ether_type(uint16_t port_id,
2536                                 enum rte_vlan_type vlan_type,
2537                                 uint16_t tpid)
2538 {
2539         struct rte_eth_dev *dev;
2540
2541         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2542         dev = &rte_eth_devices[port_id];
2543         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_tpid_set, -ENOTSUP);
2544
2545         return eth_err(port_id, (*dev->dev_ops->vlan_tpid_set)(dev, vlan_type,
2546                                                                tpid));
2547 }
2548
2549 int
2550 rte_eth_dev_set_vlan_offload(uint16_t port_id, int offload_mask)
2551 {
2552         struct rte_eth_dev *dev;
2553         int ret = 0;
2554         int mask = 0;
2555         int cur, org = 0;
2556         uint64_t orig_offloads;
2557
2558         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2559         dev = &rte_eth_devices[port_id];
2560
2561         /* save original values in case of failure */
2562         orig_offloads = dev->data->dev_conf.rxmode.offloads;
2563
2564         /*check which option changed by application*/
2565         cur = !!(offload_mask & ETH_VLAN_STRIP_OFFLOAD);
2566         org = !!(dev->data->dev_conf.rxmode.offloads &
2567                  DEV_RX_OFFLOAD_VLAN_STRIP);
2568         if (cur != org) {
2569                 if (cur)
2570                         dev->data->dev_conf.rxmode.offloads |=
2571                                 DEV_RX_OFFLOAD_VLAN_STRIP;
2572                 else
2573                         dev->data->dev_conf.rxmode.offloads &=
2574                                 ~DEV_RX_OFFLOAD_VLAN_STRIP;
2575                 mask |= ETH_VLAN_STRIP_MASK;
2576         }
2577
2578         cur = !!(offload_mask & ETH_VLAN_FILTER_OFFLOAD);
2579         org = !!(dev->data->dev_conf.rxmode.offloads &
2580                  DEV_RX_OFFLOAD_VLAN_FILTER);
2581         if (cur != org) {
2582                 if (cur)
2583                         dev->data->dev_conf.rxmode.offloads |=
2584                                 DEV_RX_OFFLOAD_VLAN_FILTER;
2585                 else
2586                         dev->data->dev_conf.rxmode.offloads &=
2587                                 ~DEV_RX_OFFLOAD_VLAN_FILTER;
2588                 mask |= ETH_VLAN_FILTER_MASK;
2589         }
2590
2591         cur = !!(offload_mask & ETH_VLAN_EXTEND_OFFLOAD);
2592         org = !!(dev->data->dev_conf.rxmode.offloads &
2593                  DEV_RX_OFFLOAD_VLAN_EXTEND);
2594         if (cur != org) {
2595                 if (cur)
2596                         dev->data->dev_conf.rxmode.offloads |=
2597                                 DEV_RX_OFFLOAD_VLAN_EXTEND;
2598                 else
2599                         dev->data->dev_conf.rxmode.offloads &=
2600                                 ~DEV_RX_OFFLOAD_VLAN_EXTEND;
2601                 mask |= ETH_VLAN_EXTEND_MASK;
2602         }
2603
2604         /*no change*/
2605         if (mask == 0)
2606                 return ret;
2607
2608         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_offload_set, -ENOTSUP);
2609
2610         /*
2611          * Convert to the offload bitfield API just in case the underlying PMD
2612          * still supporting it.
2613          */
2614         rte_eth_convert_rx_offloads(dev->data->dev_conf.rxmode.offloads,
2615                                     &dev->data->dev_conf.rxmode);
2616         ret = (*dev->dev_ops->vlan_offload_set)(dev, mask);
2617         if (ret) {
2618                 /* hit an error restore  original values */
2619                 dev->data->dev_conf.rxmode.offloads = orig_offloads;
2620                 rte_eth_convert_rx_offloads(dev->data->dev_conf.rxmode.offloads,
2621                                             &dev->data->dev_conf.rxmode);
2622         }
2623
2624         return eth_err(port_id, ret);
2625 }
2626
2627 int
2628 rte_eth_dev_get_vlan_offload(uint16_t port_id)
2629 {
2630         struct rte_eth_dev *dev;
2631         int ret = 0;
2632
2633         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2634         dev = &rte_eth_devices[port_id];
2635
2636         if (dev->data->dev_conf.rxmode.offloads &
2637             DEV_RX_OFFLOAD_VLAN_STRIP)
2638                 ret |= ETH_VLAN_STRIP_OFFLOAD;
2639
2640         if (dev->data->dev_conf.rxmode.offloads &
2641             DEV_RX_OFFLOAD_VLAN_FILTER)
2642                 ret |= ETH_VLAN_FILTER_OFFLOAD;
2643
2644         if (dev->data->dev_conf.rxmode.offloads &
2645             DEV_RX_OFFLOAD_VLAN_EXTEND)
2646                 ret |= ETH_VLAN_EXTEND_OFFLOAD;
2647
2648         return ret;
2649 }
2650
2651 int
2652 rte_eth_dev_set_vlan_pvid(uint16_t port_id, uint16_t pvid, int on)
2653 {
2654         struct rte_eth_dev *dev;
2655
2656         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2657         dev = &rte_eth_devices[port_id];
2658         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_pvid_set, -ENOTSUP);
2659
2660         return eth_err(port_id, (*dev->dev_ops->vlan_pvid_set)(dev, pvid, on));
2661 }
2662
2663 int
2664 rte_eth_dev_flow_ctrl_get(uint16_t port_id, struct rte_eth_fc_conf *fc_conf)
2665 {
2666         struct rte_eth_dev *dev;
2667
2668         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2669         dev = &rte_eth_devices[port_id];
2670         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_get, -ENOTSUP);
2671         memset(fc_conf, 0, sizeof(*fc_conf));
2672         return eth_err(port_id, (*dev->dev_ops->flow_ctrl_get)(dev, fc_conf));
2673 }
2674
2675 int
2676 rte_eth_dev_flow_ctrl_set(uint16_t port_id, struct rte_eth_fc_conf *fc_conf)
2677 {
2678         struct rte_eth_dev *dev;
2679
2680         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2681         if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) {
2682                 RTE_PMD_DEBUG_TRACE("Invalid send_xon, only 0/1 allowed\n");
2683                 return -EINVAL;
2684         }
2685
2686         dev = &rte_eth_devices[port_id];
2687         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
2688         return eth_err(port_id, (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf));
2689 }
2690
2691 int
2692 rte_eth_dev_priority_flow_ctrl_set(uint16_t port_id,
2693                                    struct rte_eth_pfc_conf *pfc_conf)
2694 {
2695         struct rte_eth_dev *dev;
2696
2697         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2698         if (pfc_conf->priority > (ETH_DCB_NUM_USER_PRIORITIES - 1)) {
2699                 RTE_PMD_DEBUG_TRACE("Invalid priority, only 0-7 allowed\n");
2700                 return -EINVAL;
2701         }
2702
2703         dev = &rte_eth_devices[port_id];
2704         /* High water, low water validation are device specific */
2705         if  (*dev->dev_ops->priority_flow_ctrl_set)
2706                 return eth_err(port_id, (*dev->dev_ops->priority_flow_ctrl_set)
2707                                         (dev, pfc_conf));
2708         return -ENOTSUP;
2709 }
2710
2711 static int
2712 rte_eth_check_reta_mask(struct rte_eth_rss_reta_entry64 *reta_conf,
2713                         uint16_t reta_size)
2714 {
2715         uint16_t i, num;
2716
2717         if (!reta_conf)
2718                 return -EINVAL;
2719
2720         num = (reta_size + RTE_RETA_GROUP_SIZE - 1) / RTE_RETA_GROUP_SIZE;
2721         for (i = 0; i < num; i++) {
2722                 if (reta_conf[i].mask)
2723                         return 0;
2724         }
2725
2726         return -EINVAL;
2727 }
2728
2729 static int
2730 rte_eth_check_reta_entry(struct rte_eth_rss_reta_entry64 *reta_conf,
2731                          uint16_t reta_size,
2732                          uint16_t max_rxq)
2733 {
2734         uint16_t i, idx, shift;
2735
2736         if (!reta_conf)
2737                 return -EINVAL;
2738
2739         if (max_rxq == 0) {
2740                 RTE_PMD_DEBUG_TRACE("No receive queue is available\n");
2741                 return -EINVAL;
2742         }
2743
2744         for (i = 0; i < reta_size; i++) {
2745                 idx = i / RTE_RETA_GROUP_SIZE;
2746                 shift = i % RTE_RETA_GROUP_SIZE;
2747                 if ((reta_conf[idx].mask & (1ULL << shift)) &&
2748                         (reta_conf[idx].reta[shift] >= max_rxq)) {
2749                         RTE_PMD_DEBUG_TRACE("reta_conf[%u]->reta[%u]: %u exceeds "
2750                                 "the maximum rxq index: %u\n", idx, shift,
2751                                 reta_conf[idx].reta[shift], max_rxq);
2752                         return -EINVAL;
2753                 }
2754         }
2755
2756         return 0;
2757 }
2758
2759 int
2760 rte_eth_dev_rss_reta_update(uint16_t port_id,
2761                             struct rte_eth_rss_reta_entry64 *reta_conf,
2762                             uint16_t reta_size)
2763 {
2764         struct rte_eth_dev *dev;
2765         int ret;
2766
2767         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2768         /* Check mask bits */
2769         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
2770         if (ret < 0)
2771                 return ret;
2772
2773         dev = &rte_eth_devices[port_id];
2774
2775         /* Check entry value */
2776         ret = rte_eth_check_reta_entry(reta_conf, reta_size,
2777                                 dev->data->nb_rx_queues);
2778         if (ret < 0)
2779                 return ret;
2780
2781         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_update, -ENOTSUP);
2782         return eth_err(port_id, (*dev->dev_ops->reta_update)(dev, reta_conf,
2783                                                              reta_size));
2784 }
2785
2786 int
2787 rte_eth_dev_rss_reta_query(uint16_t port_id,
2788                            struct rte_eth_rss_reta_entry64 *reta_conf,
2789                            uint16_t reta_size)
2790 {
2791         struct rte_eth_dev *dev;
2792         int ret;
2793
2794         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2795
2796         /* Check mask bits */
2797         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
2798         if (ret < 0)
2799                 return ret;
2800
2801         dev = &rte_eth_devices[port_id];
2802         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_query, -ENOTSUP);
2803         return eth_err(port_id, (*dev->dev_ops->reta_query)(dev, reta_conf,
2804                                                             reta_size));
2805 }
2806
2807 int
2808 rte_eth_dev_rss_hash_update(uint16_t port_id,
2809                             struct rte_eth_rss_conf *rss_conf)
2810 {
2811         struct rte_eth_dev *dev;
2812
2813         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2814         dev = &rte_eth_devices[port_id];
2815         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_update, -ENOTSUP);
2816         return eth_err(port_id, (*dev->dev_ops->rss_hash_update)(dev,
2817                                                                  rss_conf));
2818 }
2819
2820 int
2821 rte_eth_dev_rss_hash_conf_get(uint16_t port_id,
2822                               struct rte_eth_rss_conf *rss_conf)
2823 {
2824         struct rte_eth_dev *dev;
2825
2826         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2827         dev = &rte_eth_devices[port_id];
2828         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_conf_get, -ENOTSUP);
2829         return eth_err(port_id, (*dev->dev_ops->rss_hash_conf_get)(dev,
2830                                                                    rss_conf));
2831 }
2832
2833 int
2834 rte_eth_dev_udp_tunnel_port_add(uint16_t port_id,
2835                                 struct rte_eth_udp_tunnel *udp_tunnel)
2836 {
2837         struct rte_eth_dev *dev;
2838
2839         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2840         if (udp_tunnel == NULL) {
2841                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2842                 return -EINVAL;
2843         }
2844
2845         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2846                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2847                 return -EINVAL;
2848         }
2849
2850         dev = &rte_eth_devices[port_id];
2851         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_add, -ENOTSUP);
2852         return eth_err(port_id, (*dev->dev_ops->udp_tunnel_port_add)(dev,
2853                                                                 udp_tunnel));
2854 }
2855
2856 int
2857 rte_eth_dev_udp_tunnel_port_delete(uint16_t port_id,
2858                                    struct rte_eth_udp_tunnel *udp_tunnel)
2859 {
2860         struct rte_eth_dev *dev;
2861
2862         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2863         dev = &rte_eth_devices[port_id];
2864
2865         if (udp_tunnel == NULL) {
2866                 RTE_PMD_DEBUG_TRACE("Invalid udp_tunnel parameter\n");
2867                 return -EINVAL;
2868         }
2869
2870         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2871                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
2872                 return -EINVAL;
2873         }
2874
2875         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_del, -ENOTSUP);
2876         return eth_err(port_id, (*dev->dev_ops->udp_tunnel_port_del)(dev,
2877                                                                 udp_tunnel));
2878 }
2879
2880 int
2881 rte_eth_led_on(uint16_t port_id)
2882 {
2883         struct rte_eth_dev *dev;
2884
2885         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2886         dev = &rte_eth_devices[port_id];
2887         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
2888         return eth_err(port_id, (*dev->dev_ops->dev_led_on)(dev));
2889 }
2890
2891 int
2892 rte_eth_led_off(uint16_t port_id)
2893 {
2894         struct rte_eth_dev *dev;
2895
2896         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2897         dev = &rte_eth_devices[port_id];
2898         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
2899         return eth_err(port_id, (*dev->dev_ops->dev_led_off)(dev));
2900 }
2901
2902 /*
2903  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2904  * an empty spot.
2905  */
2906 static int
2907 get_mac_addr_index(uint16_t port_id, const struct ether_addr *addr)
2908 {
2909         struct rte_eth_dev_info dev_info;
2910         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2911         unsigned i;
2912
2913         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2914         rte_eth_dev_info_get(port_id, &dev_info);
2915
2916         for (i = 0; i < dev_info.max_mac_addrs; i++)
2917                 if (memcmp(addr, &dev->data->mac_addrs[i], ETHER_ADDR_LEN) == 0)
2918                         return i;
2919
2920         return -1;
2921 }
2922
2923 static const struct ether_addr null_mac_addr;
2924
2925 int
2926 rte_eth_dev_mac_addr_add(uint16_t port_id, struct ether_addr *addr,
2927                         uint32_t pool)
2928 {
2929         struct rte_eth_dev *dev;
2930         int index;
2931         uint64_t pool_mask;
2932         int ret;
2933
2934         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2935         dev = &rte_eth_devices[port_id];
2936         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
2937
2938         if (is_zero_ether_addr(addr)) {
2939                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
2940                         port_id);
2941                 return -EINVAL;
2942         }
2943         if (pool >= ETH_64_POOLS) {
2944                 RTE_PMD_DEBUG_TRACE("pool id must be 0-%d\n", ETH_64_POOLS - 1);
2945                 return -EINVAL;
2946         }
2947
2948         index = get_mac_addr_index(port_id, addr);
2949         if (index < 0) {
2950                 index = get_mac_addr_index(port_id, &null_mac_addr);
2951                 if (index < 0) {
2952                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
2953                                 port_id);
2954                         return -ENOSPC;
2955                 }
2956         } else {
2957                 pool_mask = dev->data->mac_pool_sel[index];
2958
2959                 /* Check if both MAC address and pool is already there, and do nothing */
2960                 if (pool_mask & (1ULL << pool))
2961                         return 0;
2962         }
2963
2964         /* Update NIC */
2965         ret = (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
2966
2967         if (ret == 0) {
2968                 /* Update address in NIC data structure */
2969                 ether_addr_copy(addr, &dev->data->mac_addrs[index]);
2970
2971                 /* Update pool bitmap in NIC data structure */
2972                 dev->data->mac_pool_sel[index] |= (1ULL << pool);
2973         }
2974
2975         return eth_err(port_id, ret);
2976 }
2977
2978 int
2979 rte_eth_dev_mac_addr_remove(uint16_t port_id, struct ether_addr *addr)
2980 {
2981         struct rte_eth_dev *dev;
2982         int index;
2983
2984         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2985         dev = &rte_eth_devices[port_id];
2986         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
2987
2988         index = get_mac_addr_index(port_id, addr);
2989         if (index == 0) {
2990                 RTE_PMD_DEBUG_TRACE("port %d: Cannot remove default MAC address\n", port_id);
2991                 return -EADDRINUSE;
2992         } else if (index < 0)
2993                 return 0;  /* Do nothing if address wasn't found */
2994
2995         /* Update NIC */
2996         (*dev->dev_ops->mac_addr_remove)(dev, index);
2997
2998         /* Update address in NIC data structure */
2999         ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
3000
3001         /* reset pool bitmap */
3002         dev->data->mac_pool_sel[index] = 0;
3003
3004         return 0;
3005 }
3006
3007 int
3008 rte_eth_dev_default_mac_addr_set(uint16_t port_id, struct ether_addr *addr)
3009 {
3010         struct rte_eth_dev *dev;
3011
3012         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3013
3014         if (!is_valid_assigned_ether_addr(addr))
3015                 return -EINVAL;
3016
3017         dev = &rte_eth_devices[port_id];
3018         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_set, -ENOTSUP);
3019
3020         /* Update default address in NIC data structure */
3021         ether_addr_copy(addr, &dev->data->mac_addrs[0]);
3022
3023         (*dev->dev_ops->mac_addr_set)(dev, addr);
3024
3025         return 0;
3026 }
3027
3028
3029 /*
3030  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
3031  * an empty spot.
3032  */
3033 static int
3034 get_hash_mac_addr_index(uint16_t port_id, const struct ether_addr *addr)
3035 {
3036         struct rte_eth_dev_info dev_info;
3037         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3038         unsigned i;
3039
3040         rte_eth_dev_info_get(port_id, &dev_info);
3041         if (!dev->data->hash_mac_addrs)
3042                 return -1;
3043
3044         for (i = 0; i < dev_info.max_hash_mac_addrs; i++)
3045                 if (memcmp(addr, &dev->data->hash_mac_addrs[i],
3046                         ETHER_ADDR_LEN) == 0)
3047                         return i;
3048
3049         return -1;
3050 }
3051
3052 int
3053 rte_eth_dev_uc_hash_table_set(uint16_t port_id, struct ether_addr *addr,
3054                                 uint8_t on)
3055 {
3056         int index;
3057         int ret;
3058         struct rte_eth_dev *dev;
3059
3060         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3061
3062         dev = &rte_eth_devices[port_id];
3063         if (is_zero_ether_addr(addr)) {
3064                 RTE_PMD_DEBUG_TRACE("port %d: Cannot add NULL MAC address\n",
3065                         port_id);
3066                 return -EINVAL;
3067         }
3068
3069         index = get_hash_mac_addr_index(port_id, addr);
3070         /* Check if it's already there, and do nothing */
3071         if ((index >= 0) && on)
3072                 return 0;
3073
3074         if (index < 0) {
3075                 if (!on) {
3076                         RTE_PMD_DEBUG_TRACE("port %d: the MAC address was not "
3077                                 "set in UTA\n", port_id);
3078                         return -EINVAL;
3079                 }
3080
3081                 index = get_hash_mac_addr_index(port_id, &null_mac_addr);
3082                 if (index < 0) {
3083                         RTE_PMD_DEBUG_TRACE("port %d: MAC address array full\n",
3084                                         port_id);
3085                         return -ENOSPC;
3086                 }
3087         }
3088
3089         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_hash_table_set, -ENOTSUP);
3090         ret = (*dev->dev_ops->uc_hash_table_set)(dev, addr, on);
3091         if (ret == 0) {
3092                 /* Update address in NIC data structure */
3093                 if (on)
3094                         ether_addr_copy(addr,
3095                                         &dev->data->hash_mac_addrs[index]);
3096                 else
3097                         ether_addr_copy(&null_mac_addr,
3098                                         &dev->data->hash_mac_addrs[index]);
3099         }
3100
3101         return eth_err(port_id, ret);
3102 }
3103
3104 int
3105 rte_eth_dev_uc_all_hash_table_set(uint16_t port_id, uint8_t on)
3106 {
3107         struct rte_eth_dev *dev;
3108
3109         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3110
3111         dev = &rte_eth_devices[port_id];
3112
3113         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_all_hash_table_set, -ENOTSUP);
3114         return eth_err(port_id, (*dev->dev_ops->uc_all_hash_table_set)(dev,
3115                                                                        on));
3116 }
3117
3118 int rte_eth_set_queue_rate_limit(uint16_t port_id, uint16_t queue_idx,
3119                                         uint16_t tx_rate)
3120 {
3121         struct rte_eth_dev *dev;
3122         struct rte_eth_dev_info dev_info;
3123         struct rte_eth_link link;
3124
3125         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3126
3127         dev = &rte_eth_devices[port_id];
3128         rte_eth_dev_info_get(port_id, &dev_info);
3129         link = dev->data->dev_link;
3130
3131         if (queue_idx > dev_info.max_tx_queues) {
3132                 RTE_PMD_DEBUG_TRACE("set queue rate limit:port %d: "
3133                                 "invalid queue id=%d\n", port_id, queue_idx);
3134                 return -EINVAL;
3135         }
3136
3137         if (tx_rate > link.link_speed) {
3138                 RTE_PMD_DEBUG_TRACE("set queue rate limit:invalid tx_rate=%d, "
3139                                 "bigger than link speed= %d\n",
3140                         tx_rate, link.link_speed);
3141                 return -EINVAL;
3142         }
3143
3144         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_queue_rate_limit, -ENOTSUP);
3145         return eth_err(port_id, (*dev->dev_ops->set_queue_rate_limit)(dev,
3146                                                         queue_idx, tx_rate));
3147 }
3148
3149 int
3150 rte_eth_mirror_rule_set(uint16_t port_id,
3151                         struct rte_eth_mirror_conf *mirror_conf,
3152                         uint8_t rule_id, uint8_t on)
3153 {
3154         struct rte_eth_dev *dev;
3155
3156         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3157         if (mirror_conf->rule_type == 0) {
3158                 RTE_PMD_DEBUG_TRACE("mirror rule type can not be 0.\n");
3159                 return -EINVAL;
3160         }
3161
3162         if (mirror_conf->dst_pool >= ETH_64_POOLS) {
3163                 RTE_PMD_DEBUG_TRACE("Invalid dst pool, pool id must be 0-%d\n",
3164                                 ETH_64_POOLS - 1);
3165                 return -EINVAL;
3166         }
3167
3168         if ((mirror_conf->rule_type & (ETH_MIRROR_VIRTUAL_POOL_UP |
3169              ETH_MIRROR_VIRTUAL_POOL_DOWN)) &&
3170             (mirror_conf->pool_mask == 0)) {
3171                 RTE_PMD_DEBUG_TRACE("Invalid mirror pool, pool mask can not be 0.\n");
3172                 return -EINVAL;
3173         }
3174
3175         if ((mirror_conf->rule_type & ETH_MIRROR_VLAN) &&
3176             mirror_conf->vlan.vlan_mask == 0) {
3177                 RTE_PMD_DEBUG_TRACE("Invalid vlan mask, vlan mask can not be 0.\n");
3178                 return -EINVAL;
3179         }
3180
3181         dev = &rte_eth_devices[port_id];
3182         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_set, -ENOTSUP);
3183
3184         return eth_err(port_id, (*dev->dev_ops->mirror_rule_set)(dev,
3185                                                 mirror_conf, rule_id, on));
3186 }
3187
3188 int
3189 rte_eth_mirror_rule_reset(uint16_t port_id, uint8_t rule_id)
3190 {
3191         struct rte_eth_dev *dev;
3192
3193         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3194
3195         dev = &rte_eth_devices[port_id];
3196         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_reset, -ENOTSUP);
3197
3198         return eth_err(port_id, (*dev->dev_ops->mirror_rule_reset)(dev,
3199                                                                    rule_id));
3200 }
3201
3202 RTE_INIT(eth_dev_init_cb_lists)
3203 {
3204         int i;
3205
3206         for (i = 0; i < RTE_MAX_ETHPORTS; i++)
3207                 TAILQ_INIT(&rte_eth_devices[i].link_intr_cbs);
3208 }
3209
3210 int
3211 rte_eth_dev_callback_register(uint16_t port_id,
3212                         enum rte_eth_event_type event,
3213                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
3214 {
3215         struct rte_eth_dev *dev;
3216         struct rte_eth_dev_callback *user_cb;
3217         uint32_t next_port; /* size is 32-bit to prevent loop wrap-around */
3218         uint16_t last_port;
3219
3220         if (!cb_fn)
3221                 return -EINVAL;
3222
3223         if (!rte_eth_dev_is_valid_port(port_id) && port_id != RTE_ETH_ALL) {
3224                 ethdev_log(ERR, "Invalid port_id=%d", port_id);
3225                 return -EINVAL;
3226         }
3227
3228         if (port_id == RTE_ETH_ALL) {
3229                 next_port = 0;
3230                 last_port = RTE_MAX_ETHPORTS - 1;
3231         } else {
3232                 next_port = last_port = port_id;
3233         }
3234
3235         rte_spinlock_lock(&rte_eth_dev_cb_lock);
3236
3237         do {
3238                 dev = &rte_eth_devices[next_port];
3239
3240                 TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
3241                         if (user_cb->cb_fn == cb_fn &&
3242                                 user_cb->cb_arg == cb_arg &&
3243                                 user_cb->event == event) {
3244                                 break;
3245                         }
3246                 }
3247
3248                 /* create a new callback. */
3249                 if (user_cb == NULL) {
3250                         user_cb = rte_zmalloc("INTR_USER_CALLBACK",
3251                                 sizeof(struct rte_eth_dev_callback), 0);
3252                         if (user_cb != NULL) {
3253                                 user_cb->cb_fn = cb_fn;
3254                                 user_cb->cb_arg = cb_arg;
3255                                 user_cb->event = event;
3256                                 TAILQ_INSERT_TAIL(&(dev->link_intr_cbs),
3257                                                   user_cb, next);
3258                         } else {
3259                                 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
3260                                 rte_eth_dev_callback_unregister(port_id, event,
3261                                                                 cb_fn, cb_arg);
3262                                 return -ENOMEM;
3263                         }
3264
3265                 }
3266         } while (++next_port <= last_port);
3267
3268         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
3269         return 0;
3270 }
3271
3272 int
3273 rte_eth_dev_callback_unregister(uint16_t port_id,
3274                         enum rte_eth_event_type event,
3275                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
3276 {
3277         int ret;
3278         struct rte_eth_dev *dev;
3279         struct rte_eth_dev_callback *cb, *next;
3280         uint32_t next_port; /* size is 32-bit to prevent loop wrap-around */
3281         uint16_t last_port;
3282
3283         if (!cb_fn)
3284                 return -EINVAL;
3285
3286         if (!rte_eth_dev_is_valid_port(port_id) && port_id != RTE_ETH_ALL) {
3287                 ethdev_log(ERR, "Invalid port_id=%d", port_id);
3288                 return -EINVAL;
3289         }
3290
3291         if (port_id == RTE_ETH_ALL) {
3292                 next_port = 0;
3293                 last_port = RTE_MAX_ETHPORTS - 1;
3294         } else {
3295                 next_port = last_port = port_id;
3296         }
3297
3298         rte_spinlock_lock(&rte_eth_dev_cb_lock);
3299
3300         do {
3301                 dev = &rte_eth_devices[next_port];
3302                 ret = 0;
3303                 for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL;
3304                      cb = next) {
3305
3306                         next = TAILQ_NEXT(cb, next);
3307
3308                         if (cb->cb_fn != cb_fn || cb->event != event ||
3309                             (cb->cb_arg != (void *)-1 && cb->cb_arg != cb_arg))
3310                                 continue;
3311
3312                         /*
3313                          * if this callback is not executing right now,
3314                          * then remove it.
3315                          */
3316                         if (cb->active == 0) {
3317                                 TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
3318                                 rte_free(cb);
3319                         } else {
3320                                 ret = -EAGAIN;
3321                         }
3322                 }
3323         } while (++next_port <= last_port);
3324
3325         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
3326         return ret;
3327 }
3328
3329 int
3330 _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
3331         enum rte_eth_event_type event, void *ret_param)
3332 {
3333         struct rte_eth_dev_callback *cb_lst;
3334         struct rte_eth_dev_callback dev_cb;
3335         int rc = 0;
3336
3337         rte_spinlock_lock(&rte_eth_dev_cb_lock);
3338         TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
3339                 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
3340                         continue;
3341                 dev_cb = *cb_lst;
3342                 cb_lst->active = 1;
3343                 if (ret_param != NULL)
3344                         dev_cb.ret_param = ret_param;
3345
3346                 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
3347                 rc = dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
3348                                 dev_cb.cb_arg, dev_cb.ret_param);
3349                 rte_spinlock_lock(&rte_eth_dev_cb_lock);
3350                 cb_lst->active = 0;
3351         }
3352         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
3353         return rc;
3354 }
3355
3356 int
3357 rte_eth_dev_rx_intr_ctl(uint16_t port_id, int epfd, int op, void *data)
3358 {
3359         uint32_t vec;
3360         struct rte_eth_dev *dev;
3361         struct rte_intr_handle *intr_handle;
3362         uint16_t qid;
3363         int rc;
3364
3365         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3366
3367         dev = &rte_eth_devices[port_id];
3368
3369         if (!dev->intr_handle) {
3370                 RTE_PMD_DEBUG_TRACE("RX Intr handle unset\n");
3371                 return -ENOTSUP;
3372         }
3373
3374         intr_handle = dev->intr_handle;
3375         if (!intr_handle->intr_vec) {
3376                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
3377                 return -EPERM;
3378         }
3379
3380         for (qid = 0; qid < dev->data->nb_rx_queues; qid++) {
3381                 vec = intr_handle->intr_vec[qid];
3382                 rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
3383                 if (rc && rc != -EEXIST) {
3384                         RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
3385                                         " op %d epfd %d vec %u\n",
3386                                         port_id, qid, op, epfd, vec);
3387                 }
3388         }
3389
3390         return 0;
3391 }
3392
3393 const struct rte_memzone *
3394 rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
3395                          uint16_t queue_id, size_t size, unsigned align,
3396                          int socket_id)
3397 {
3398         char z_name[RTE_MEMZONE_NAMESIZE];
3399         const struct rte_memzone *mz;
3400
3401         snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d",
3402                  dev->device->driver->name, ring_name,
3403                  dev->data->port_id, queue_id);
3404
3405         mz = rte_memzone_lookup(z_name);
3406         if (mz)
3407                 return mz;
3408
3409         return rte_memzone_reserve_aligned(z_name, size, socket_id,
3410                         RTE_MEMZONE_IOVA_CONTIG, align);
3411 }
3412
3413 int
3414 rte_eth_dev_rx_intr_ctl_q(uint16_t port_id, uint16_t queue_id,
3415                           int epfd, int op, void *data)
3416 {
3417         uint32_t vec;
3418         struct rte_eth_dev *dev;
3419         struct rte_intr_handle *intr_handle;
3420         int rc;
3421
3422         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3423
3424         dev = &rte_eth_devices[port_id];
3425         if (queue_id >= dev->data->nb_rx_queues) {
3426                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%u\n", queue_id);
3427                 return -EINVAL;
3428         }
3429
3430         if (!dev->intr_handle) {
3431                 RTE_PMD_DEBUG_TRACE("RX Intr handle unset\n");
3432                 return -ENOTSUP;
3433         }
3434
3435         intr_handle = dev->intr_handle;
3436         if (!intr_handle->intr_vec) {
3437                 RTE_PMD_DEBUG_TRACE("RX Intr vector unset\n");
3438                 return -EPERM;
3439         }
3440
3441         vec = intr_handle->intr_vec[queue_id];
3442         rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
3443         if (rc && rc != -EEXIST) {
3444                 RTE_PMD_DEBUG_TRACE("p %u q %u rx ctl error"
3445                                 " op %d epfd %d vec %u\n",
3446                                 port_id, queue_id, op, epfd, vec);
3447                 return rc;
3448         }
3449
3450         return 0;
3451 }
3452
3453 int
3454 rte_eth_dev_rx_intr_enable(uint16_t port_id,
3455                            uint16_t queue_id)
3456 {
3457         struct rte_eth_dev *dev;
3458
3459         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3460
3461         dev = &rte_eth_devices[port_id];
3462
3463         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_enable, -ENOTSUP);
3464         return eth_err(port_id, (*dev->dev_ops->rx_queue_intr_enable)(dev,
3465                                                                 queue_id));
3466 }
3467
3468 int
3469 rte_eth_dev_rx_intr_disable(uint16_t port_id,
3470                             uint16_t queue_id)
3471 {
3472         struct rte_eth_dev *dev;
3473
3474         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3475
3476         dev = &rte_eth_devices[port_id];
3477
3478         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_disable, -ENOTSUP);
3479         return eth_err(port_id, (*dev->dev_ops->rx_queue_intr_disable)(dev,
3480                                                                 queue_id));
3481 }
3482
3483
3484 int
3485 rte_eth_dev_filter_supported(uint16_t port_id,
3486                              enum rte_filter_type filter_type)
3487 {
3488         struct rte_eth_dev *dev;
3489
3490         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3491
3492         dev = &rte_eth_devices[port_id];
3493         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
3494         return (*dev->dev_ops->filter_ctrl)(dev, filter_type,
3495                                 RTE_ETH_FILTER_NOP, NULL);
3496 }
3497
3498 int
3499 rte_eth_dev_filter_ctrl(uint16_t port_id, enum rte_filter_type filter_type,
3500                         enum rte_filter_op filter_op, void *arg)
3501 {
3502         struct rte_eth_dev *dev;
3503
3504         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3505
3506         dev = &rte_eth_devices[port_id];
3507         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
3508         return eth_err(port_id, (*dev->dev_ops->filter_ctrl)(dev, filter_type,
3509                                                              filter_op, arg));
3510 }
3511
3512 const struct rte_eth_rxtx_callback *
3513 rte_eth_add_rx_callback(uint16_t port_id, uint16_t queue_id,
3514                 rte_rx_callback_fn fn, void *user_param)
3515 {
3516 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3517         rte_errno = ENOTSUP;
3518         return NULL;
3519 #endif
3520         /* check input parameters */
3521         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3522                     queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
3523                 rte_errno = EINVAL;
3524                 return NULL;
3525         }
3526         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
3527
3528         if (cb == NULL) {
3529                 rte_errno = ENOMEM;
3530                 return NULL;
3531         }
3532
3533         cb->fn.rx = fn;
3534         cb->param = user_param;
3535
3536         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3537         /* Add the callbacks in fifo order. */
3538         struct rte_eth_rxtx_callback *tail =
3539                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
3540
3541         if (!tail) {
3542                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
3543
3544         } else {
3545                 while (tail->next)
3546                         tail = tail->next;
3547                 tail->next = cb;
3548         }
3549         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3550
3551         return cb;
3552 }
3553
3554 const struct rte_eth_rxtx_callback *
3555 rte_eth_add_first_rx_callback(uint16_t port_id, uint16_t queue_id,
3556                 rte_rx_callback_fn fn, void *user_param)
3557 {
3558 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3559         rte_errno = ENOTSUP;
3560         return NULL;
3561 #endif
3562         /* check input parameters */
3563         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3564                 queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
3565                 rte_errno = EINVAL;
3566                 return NULL;
3567         }
3568
3569         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
3570
3571         if (cb == NULL) {
3572                 rte_errno = ENOMEM;
3573                 return NULL;
3574         }
3575
3576         cb->fn.rx = fn;
3577         cb->param = user_param;
3578
3579         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3580         /* Add the callbacks at fisrt position*/
3581         cb->next = rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
3582         rte_smp_wmb();
3583         rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
3584         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3585
3586         return cb;
3587 }
3588
3589 const struct rte_eth_rxtx_callback *
3590 rte_eth_add_tx_callback(uint16_t port_id, uint16_t queue_id,
3591                 rte_tx_callback_fn fn, void *user_param)
3592 {
3593 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3594         rte_errno = ENOTSUP;
3595         return NULL;
3596 #endif
3597         /* check input parameters */
3598         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3599                     queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
3600                 rte_errno = EINVAL;
3601                 return NULL;
3602         }
3603
3604         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
3605
3606         if (cb == NULL) {
3607                 rte_errno = ENOMEM;
3608                 return NULL;
3609         }
3610
3611         cb->fn.tx = fn;
3612         cb->param = user_param;
3613
3614         rte_spinlock_lock(&rte_eth_tx_cb_lock);
3615         /* Add the callbacks in fifo order. */
3616         struct rte_eth_rxtx_callback *tail =
3617                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id];
3618
3619         if (!tail) {
3620                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id] = cb;
3621
3622         } else {
3623                 while (tail->next)
3624                         tail = tail->next;
3625                 tail->next = cb;
3626         }
3627         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
3628
3629         return cb;
3630 }
3631
3632 int
3633 rte_eth_remove_rx_callback(uint16_t port_id, uint16_t queue_id,
3634                 const struct rte_eth_rxtx_callback *user_cb)
3635 {
3636 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3637         return -ENOTSUP;
3638 #endif
3639         /* Check input parameters. */
3640         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
3641         if (user_cb == NULL ||
3642                         queue_id >= rte_eth_devices[port_id].data->nb_rx_queues)
3643                 return -EINVAL;
3644
3645         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3646         struct rte_eth_rxtx_callback *cb;
3647         struct rte_eth_rxtx_callback **prev_cb;
3648         int ret = -EINVAL;
3649
3650         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3651         prev_cb = &dev->post_rx_burst_cbs[queue_id];
3652         for (; *prev_cb != NULL; prev_cb = &cb->next) {
3653                 cb = *prev_cb;
3654                 if (cb == user_cb) {
3655                         /* Remove the user cb from the callback list. */
3656                         *prev_cb = cb->next;
3657                         ret = 0;
3658                         break;
3659                 }
3660         }
3661         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3662
3663         return ret;
3664 }
3665
3666 int
3667 rte_eth_remove_tx_callback(uint16_t port_id, uint16_t queue_id,
3668                 const struct rte_eth_rxtx_callback *user_cb)
3669 {
3670 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3671         return -ENOTSUP;
3672 #endif
3673         /* Check input parameters. */
3674         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
3675         if (user_cb == NULL ||
3676                         queue_id >= rte_eth_devices[port_id].data->nb_tx_queues)
3677                 return -EINVAL;
3678
3679         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3680         int ret = -EINVAL;
3681         struct rte_eth_rxtx_callback *cb;
3682         struct rte_eth_rxtx_callback **prev_cb;
3683
3684         rte_spinlock_lock(&rte_eth_tx_cb_lock);
3685         prev_cb = &dev->pre_tx_burst_cbs[queue_id];
3686         for (; *prev_cb != NULL; prev_cb = &cb->next) {
3687                 cb = *prev_cb;
3688                 if (cb == user_cb) {
3689                         /* Remove the user cb from the callback list. */
3690                         *prev_cb = cb->next;
3691                         ret = 0;
3692                         break;
3693                 }
3694         }
3695         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
3696
3697         return ret;
3698 }
3699
3700 int
3701 rte_eth_rx_queue_info_get(uint16_t port_id, uint16_t queue_id,
3702         struct rte_eth_rxq_info *qinfo)
3703 {
3704         struct rte_eth_dev *dev;
3705
3706         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3707
3708         if (qinfo == NULL)
3709                 return -EINVAL;
3710
3711         dev = &rte_eth_devices[port_id];
3712         if (queue_id >= dev->data->nb_rx_queues) {
3713                 RTE_PMD_DEBUG_TRACE("Invalid RX queue_id=%d\n", queue_id);
3714                 return -EINVAL;
3715         }
3716
3717         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rxq_info_get, -ENOTSUP);
3718
3719         memset(qinfo, 0, sizeof(*qinfo));
3720         dev->dev_ops->rxq_info_get(dev, queue_id, qinfo);
3721         return 0;
3722 }
3723
3724 int
3725 rte_eth_tx_queue_info_get(uint16_t port_id, uint16_t queue_id,
3726         struct rte_eth_txq_info *qinfo)
3727 {
3728         struct rte_eth_dev *dev;
3729
3730         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3731
3732         if (qinfo == NULL)
3733                 return -EINVAL;
3734
3735         dev = &rte_eth_devices[port_id];
3736         if (queue_id >= dev->data->nb_tx_queues) {
3737                 RTE_PMD_DEBUG_TRACE("Invalid TX queue_id=%d\n", queue_id);
3738                 return -EINVAL;
3739         }
3740
3741         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->txq_info_get, -ENOTSUP);
3742
3743         memset(qinfo, 0, sizeof(*qinfo));
3744         dev->dev_ops->txq_info_get(dev, queue_id, qinfo);
3745         return 0;
3746 }
3747
3748 int
3749 rte_eth_dev_set_mc_addr_list(uint16_t port_id,
3750                              struct ether_addr *mc_addr_set,
3751                              uint32_t nb_mc_addr)
3752 {
3753         struct rte_eth_dev *dev;
3754
3755         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3756
3757         dev = &rte_eth_devices[port_id];
3758         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_mc_addr_list, -ENOTSUP);
3759         return eth_err(port_id, dev->dev_ops->set_mc_addr_list(dev,
3760                                                 mc_addr_set, nb_mc_addr));
3761 }
3762
3763 int
3764 rte_eth_timesync_enable(uint16_t port_id)
3765 {
3766         struct rte_eth_dev *dev;
3767
3768         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3769         dev = &rte_eth_devices[port_id];
3770
3771         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_enable, -ENOTSUP);
3772         return eth_err(port_id, (*dev->dev_ops->timesync_enable)(dev));
3773 }
3774
3775 int
3776 rte_eth_timesync_disable(uint16_t port_id)
3777 {
3778         struct rte_eth_dev *dev;
3779
3780         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3781         dev = &rte_eth_devices[port_id];
3782
3783         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_disable, -ENOTSUP);
3784         return eth_err(port_id, (*dev->dev_ops->timesync_disable)(dev));
3785 }
3786
3787 int
3788 rte_eth_timesync_read_rx_timestamp(uint16_t port_id, struct timespec *timestamp,
3789                                    uint32_t flags)
3790 {
3791         struct rte_eth_dev *dev;
3792
3793         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3794         dev = &rte_eth_devices[port_id];
3795
3796         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_rx_timestamp, -ENOTSUP);
3797         return eth_err(port_id, (*dev->dev_ops->timesync_read_rx_timestamp)
3798                                 (dev, timestamp, flags));
3799 }
3800
3801 int
3802 rte_eth_timesync_read_tx_timestamp(uint16_t port_id,
3803                                    struct timespec *timestamp)
3804 {
3805         struct rte_eth_dev *dev;
3806
3807         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3808         dev = &rte_eth_devices[port_id];
3809
3810         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_tx_timestamp, -ENOTSUP);
3811         return eth_err(port_id, (*dev->dev_ops->timesync_read_tx_timestamp)
3812                                 (dev, timestamp));
3813 }
3814
3815 int
3816 rte_eth_timesync_adjust_time(uint16_t port_id, int64_t delta)
3817 {
3818         struct rte_eth_dev *dev;
3819
3820         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3821         dev = &rte_eth_devices[port_id];
3822
3823         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_adjust_time, -ENOTSUP);
3824         return eth_err(port_id, (*dev->dev_ops->timesync_adjust_time)(dev,
3825                                                                       delta));
3826 }
3827
3828 int
3829 rte_eth_timesync_read_time(uint16_t port_id, struct timespec *timestamp)
3830 {
3831         struct rte_eth_dev *dev;
3832
3833         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3834         dev = &rte_eth_devices[port_id];
3835
3836         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_time, -ENOTSUP);
3837         return eth_err(port_id, (*dev->dev_ops->timesync_read_time)(dev,
3838                                                                 timestamp));
3839 }
3840
3841 int
3842 rte_eth_timesync_write_time(uint16_t port_id, const struct timespec *timestamp)
3843 {
3844         struct rte_eth_dev *dev;
3845
3846         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3847         dev = &rte_eth_devices[port_id];
3848
3849         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_write_time, -ENOTSUP);
3850         return eth_err(port_id, (*dev->dev_ops->timesync_write_time)(dev,
3851                                                                 timestamp));
3852 }
3853
3854 int
3855 rte_eth_dev_get_reg_info(uint16_t port_id, struct rte_dev_reg_info *info)
3856 {
3857         struct rte_eth_dev *dev;
3858
3859         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3860
3861         dev = &rte_eth_devices[port_id];
3862         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg, -ENOTSUP);
3863         return eth_err(port_id, (*dev->dev_ops->get_reg)(dev, info));
3864 }
3865
3866 int
3867 rte_eth_dev_get_eeprom_length(uint16_t port_id)
3868 {
3869         struct rte_eth_dev *dev;
3870
3871         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3872
3873         dev = &rte_eth_devices[port_id];
3874         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom_length, -ENOTSUP);
3875         return eth_err(port_id, (*dev->dev_ops->get_eeprom_length)(dev));
3876 }
3877
3878 int
3879 rte_eth_dev_get_eeprom(uint16_t port_id, struct rte_dev_eeprom_info *info)
3880 {
3881         struct rte_eth_dev *dev;
3882
3883         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3884
3885         dev = &rte_eth_devices[port_id];
3886         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom, -ENOTSUP);
3887         return eth_err(port_id, (*dev->dev_ops->get_eeprom)(dev, info));
3888 }
3889
3890 int
3891 rte_eth_dev_set_eeprom(uint16_t port_id, struct rte_dev_eeprom_info *info)
3892 {
3893         struct rte_eth_dev *dev;
3894
3895         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3896
3897         dev = &rte_eth_devices[port_id];
3898         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_eeprom, -ENOTSUP);
3899         return eth_err(port_id, (*dev->dev_ops->set_eeprom)(dev, info));
3900 }
3901
3902 int
3903 rte_eth_dev_get_dcb_info(uint16_t port_id,
3904                              struct rte_eth_dcb_info *dcb_info)
3905 {
3906         struct rte_eth_dev *dev;
3907
3908         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3909
3910         dev = &rte_eth_devices[port_id];
3911         memset(dcb_info, 0, sizeof(struct rte_eth_dcb_info));
3912
3913         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_dcb_info, -ENOTSUP);
3914         return eth_err(port_id, (*dev->dev_ops->get_dcb_info)(dev, dcb_info));
3915 }
3916
3917 int
3918 rte_eth_dev_l2_tunnel_eth_type_conf(uint16_t port_id,
3919                                     struct rte_eth_l2_tunnel_conf *l2_tunnel)
3920 {
3921         struct rte_eth_dev *dev;
3922
3923         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3924         if (l2_tunnel == NULL) {
3925                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3926                 return -EINVAL;
3927         }
3928
3929         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3930                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type\n");
3931                 return -EINVAL;
3932         }
3933
3934         dev = &rte_eth_devices[port_id];
3935         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_eth_type_conf,
3936                                 -ENOTSUP);
3937         return eth_err(port_id, (*dev->dev_ops->l2_tunnel_eth_type_conf)(dev,
3938                                                                 l2_tunnel));
3939 }
3940
3941 int
3942 rte_eth_dev_l2_tunnel_offload_set(uint16_t port_id,
3943                                   struct rte_eth_l2_tunnel_conf *l2_tunnel,
3944                                   uint32_t mask,
3945                                   uint8_t en)
3946 {
3947         struct rte_eth_dev *dev;
3948
3949         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3950
3951         if (l2_tunnel == NULL) {
3952                 RTE_PMD_DEBUG_TRACE("Invalid l2_tunnel parameter\n");
3953                 return -EINVAL;
3954         }
3955
3956         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
3957                 RTE_PMD_DEBUG_TRACE("Invalid tunnel type.\n");
3958                 return -EINVAL;
3959         }
3960
3961         if (mask == 0) {
3962                 RTE_PMD_DEBUG_TRACE("Mask should have a value.\n");
3963                 return -EINVAL;
3964         }
3965
3966         dev = &rte_eth_devices[port_id];
3967         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_offload_set,
3968                                 -ENOTSUP);
3969         return eth_err(port_id, (*dev->dev_ops->l2_tunnel_offload_set)(dev,
3970                                                         l2_tunnel, mask, en));
3971 }
3972
3973 static void
3974 rte_eth_dev_adjust_nb_desc(uint16_t *nb_desc,
3975                            const struct rte_eth_desc_lim *desc_lim)
3976 {
3977         if (desc_lim->nb_align != 0)
3978                 *nb_desc = RTE_ALIGN_CEIL(*nb_desc, desc_lim->nb_align);
3979
3980         if (desc_lim->nb_max != 0)
3981                 *nb_desc = RTE_MIN(*nb_desc, desc_lim->nb_max);
3982
3983         *nb_desc = RTE_MAX(*nb_desc, desc_lim->nb_min);
3984 }
3985
3986 int
3987 rte_eth_dev_adjust_nb_rx_tx_desc(uint16_t port_id,
3988                                  uint16_t *nb_rx_desc,
3989                                  uint16_t *nb_tx_desc)
3990 {
3991         struct rte_eth_dev *dev;
3992         struct rte_eth_dev_info dev_info;
3993
3994         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3995
3996         dev = &rte_eth_devices[port_id];
3997         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
3998
3999         rte_eth_dev_info_get(port_id, &dev_info);
4000
4001         if (nb_rx_desc != NULL)
4002                 rte_eth_dev_adjust_nb_desc(nb_rx_desc, &dev_info.rx_desc_lim);
4003
4004         if (nb_tx_desc != NULL)
4005                 rte_eth_dev_adjust_nb_desc(nb_tx_desc, &dev_info.tx_desc_lim);
4006
4007         return 0;
4008 }
4009
4010 int
4011 rte_eth_dev_pool_ops_supported(uint16_t port_id, const char *pool)
4012 {
4013         struct rte_eth_dev *dev;
4014
4015         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4016
4017         if (pool == NULL)
4018                 return -EINVAL;
4019
4020         dev = &rte_eth_devices[port_id];
4021
4022         if (*dev->dev_ops->pool_ops_supported == NULL)
4023                 return 1; /* all pools are supported */
4024
4025         return (*dev->dev_ops->pool_ops_supported)(dev, pool);
4026 }
4027
4028 RTE_INIT(ethdev_init_log);
4029 static void
4030 ethdev_init_log(void)
4031 {
4032         ethdev_logtype = rte_log_register("lib.ethdev");
4033         if (ethdev_logtype >= 0)
4034                 rte_log_set_level(ethdev_logtype, RTE_LOG_INFO);
4035 }