lib/librte_ethdev/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 <stdbool.h>
  14 #include <stdint.h>
  15 #include <inttypes.h>
  16 #include <netinet/in.h>
  17
  18 #include <rte_byteorder.h>
  19 #include <rte_log.h>
  20 #include <rte_debug.h>
  21 #include <rte_interrupts.h>
  22 #include <rte_memory.h>
  23 #include <rte_memcpy.h>
  24 #include <rte_memzone.h>
  25 #include <rte_launch.h>
  26 #include <rte_eal.h>
  27 #include <rte_per_lcore.h>
  28 #include <rte_lcore.h>
  29 #include <rte_atomic.h>
  30 #include <rte_branch_prediction.h>
  31 #include <rte_common.h>
  32 #include <rte_mempool.h>
  33 #include <rte_malloc.h>
  34 #include <rte_mbuf.h>
  35 #include <rte_errno.h>
  36 #include <rte_spinlock.h>
  37 #include <rte_string_fns.h>
  38 #include <rte_kvargs.h>
  39
  40 #include "rte_ether.h"
  41 #include "rte_ethdev.h"
  42 #include "rte_ethdev_driver.h"
  43 #include "ethdev_profile.h"
  44
  45 int rte_eth_dev_logtype;
  46
  47 static const char *MZ_RTE_ETH_DEV_DATA = "rte_eth_dev_data";
  48 struct rte_eth_dev rte_eth_devices[RTE_MAX_ETHPORTS];
  49 static uint16_t eth_dev_last_created_port;
  50
  51 /* spinlock for eth device callbacks */
  52 static rte_spinlock_t rte_eth_dev_cb_lock = RTE_SPINLOCK_INITIALIZER;
  53
  54 /* spinlock for add/remove rx callbacks */
  55 static rte_spinlock_t rte_eth_rx_cb_lock = RTE_SPINLOCK_INITIALIZER;
  56
  57 /* spinlock for add/remove tx callbacks */
  58 static rte_spinlock_t rte_eth_tx_cb_lock = RTE_SPINLOCK_INITIALIZER;
  59
  60 /* spinlock for shared data allocation */
  61 static rte_spinlock_t rte_eth_shared_data_lock = RTE_SPINLOCK_INITIALIZER;
  62
  63 /* store statistics names and its offset in stats structure  */
  64 struct rte_eth_xstats_name_off {
  65         char name[RTE_ETH_XSTATS_NAME_SIZE];
  66         unsigned offset;
  67 };
  68
  69 /* Shared memory between primary and secondary processes. */
  70 static struct {
  71         uint64_t next_owner_id;
  72         rte_spinlock_t ownership_lock;
  73         struct rte_eth_dev_data data[RTE_MAX_ETHPORTS];
  74 } *rte_eth_dev_shared_data;
  75
  76 static const struct rte_eth_xstats_name_off rte_stats_strings[] = {
  77         {"rx_good_packets", offsetof(struct rte_eth_stats, ipackets)},
  78         {"tx_good_packets", offsetof(struct rte_eth_stats, opackets)},
  79         {"rx_good_bytes", offsetof(struct rte_eth_stats, ibytes)},
  80         {"tx_good_bytes", offsetof(struct rte_eth_stats, obytes)},
  81         {"rx_missed_errors", offsetof(struct rte_eth_stats, imissed)},
  82         {"rx_errors", offsetof(struct rte_eth_stats, ierrors)},
  83         {"tx_errors", offsetof(struct rte_eth_stats, oerrors)},
  84         {"rx_mbuf_allocation_errors", offsetof(struct rte_eth_stats,
  85                 rx_nombuf)},
  86 };
  87
  88 #define RTE_NB_STATS (sizeof(rte_stats_strings) / sizeof(rte_stats_strings[0]))
  89
  90 static const struct rte_eth_xstats_name_off rte_rxq_stats_strings[] = {
  91         {"packets", offsetof(struct rte_eth_stats, q_ipackets)},
  92         {"bytes", offsetof(struct rte_eth_stats, q_ibytes)},
  93         {"errors", offsetof(struct rte_eth_stats, q_errors)},
  94 };
  95
  96 #define RTE_NB_RXQ_STATS (sizeof(rte_rxq_stats_strings) /       \
  97                 sizeof(rte_rxq_stats_strings[0]))
  98
  99 static const struct rte_eth_xstats_name_off rte_txq_stats_strings[] = {
 100         {"packets", offsetof(struct rte_eth_stats, q_opackets)},
 101         {"bytes", offsetof(struct rte_eth_stats, q_obytes)},
 102 };
 103 #define RTE_NB_TXQ_STATS (sizeof(rte_txq_stats_strings) /       \
 104                 sizeof(rte_txq_stats_strings[0]))
 105
 106 #define RTE_RX_OFFLOAD_BIT2STR(_name)   \
 107         { DEV_RX_OFFLOAD_##_name, #_name }
 108
 109 static const struct {
 110         uint64_t offload;
 111         const char *name;
 112 } rte_rx_offload_names[] = {
 113         RTE_RX_OFFLOAD_BIT2STR(VLAN_STRIP),
 114         RTE_RX_OFFLOAD_BIT2STR(IPV4_CKSUM),
 115         RTE_RX_OFFLOAD_BIT2STR(UDP_CKSUM),
 116         RTE_RX_OFFLOAD_BIT2STR(TCP_CKSUM),
 117         RTE_RX_OFFLOAD_BIT2STR(TCP_LRO),
 118         RTE_RX_OFFLOAD_BIT2STR(QINQ_STRIP),
 119         RTE_RX_OFFLOAD_BIT2STR(OUTER_IPV4_CKSUM),
 120         RTE_RX_OFFLOAD_BIT2STR(MACSEC_STRIP),
 121         RTE_RX_OFFLOAD_BIT2STR(HEADER_SPLIT),
 122         RTE_RX_OFFLOAD_BIT2STR(VLAN_FILTER),
 123         RTE_RX_OFFLOAD_BIT2STR(VLAN_EXTEND),
 124         RTE_RX_OFFLOAD_BIT2STR(JUMBO_FRAME),
 125         RTE_RX_OFFLOAD_BIT2STR(CRC_STRIP),
 126         RTE_RX_OFFLOAD_BIT2STR(SCATTER),
 127         RTE_RX_OFFLOAD_BIT2STR(TIMESTAMP),
 128         RTE_RX_OFFLOAD_BIT2STR(SECURITY),
 129         RTE_RX_OFFLOAD_BIT2STR(KEEP_CRC),
 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 static bool
 230 is_allocated(const struct rte_eth_dev *ethdev)
 231 {
 232         return ethdev->data->name[0] != '\0';
 233 }
 234
 235 static struct rte_eth_dev *
 236 _rte_eth_dev_allocated(const char *name)
 237 {
 238         unsigned i;
 239
 240         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 241                 if (rte_eth_devices[i].data != NULL &&
 242                     strcmp(rte_eth_devices[i].data->name, name) == 0)
 243                         return &rte_eth_devices[i];
 244         }
 245         return NULL;
 246 }
 247
 248 struct rte_eth_dev *
 249 rte_eth_dev_allocated(const char *name)
 250 {
 251         struct rte_eth_dev *ethdev;
 252
 253         rte_eth_dev_shared_data_prepare();
 254
 255         rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
 256
 257         ethdev = _rte_eth_dev_allocated(name);
 258
 259         rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
 260
 261         return ethdev;
 262 }
 263
 264 static uint16_t
 265 rte_eth_dev_find_free_port(void)
 266 {
 267         unsigned i;
 268
 269         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 270                 /* Using shared name field to find a free port. */
 271                 if (rte_eth_dev_shared_data->data[i].name[0] == '\0') {
 272                         RTE_ASSERT(rte_eth_devices[i].state ==
 273                                    RTE_ETH_DEV_UNUSED);
 274                         return i;
 275                 }
 276         }
 277         return RTE_MAX_ETHPORTS;
 278 }
 279
 280 static struct rte_eth_dev *
 281 eth_dev_get(uint16_t port_id)
 282 {
 283         struct rte_eth_dev *eth_dev = &rte_eth_devices[port_id];
 284
 285         eth_dev->data = &rte_eth_dev_shared_data->data[port_id];
 286
 287         eth_dev_last_created_port = port_id;
 288
 289         return eth_dev;
 290 }
 291
 292 struct rte_eth_dev *
 293 rte_eth_dev_allocate(const char *name)
 294 {
 295         uint16_t port_id;
 296         struct rte_eth_dev *eth_dev = NULL;
 297
 298         rte_eth_dev_shared_data_prepare();
 299
 300         /* Synchronize port creation between primary and secondary threads. */
 301         rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
 302
 303         if (_rte_eth_dev_allocated(name) != NULL) {
 304                 RTE_ETHDEV_LOG(ERR,
 305                         "Ethernet device with name %s already allocated\n",
 306                         name);
 307                 goto unlock;
 308         }
 309
 310         port_id = rte_eth_dev_find_free_port();
 311         if (port_id == RTE_MAX_ETHPORTS) {
 312                 RTE_ETHDEV_LOG(ERR,
 313                         "Reached maximum number of Ethernet ports\n");
 314                 goto unlock;
 315         }
 316
 317         eth_dev = eth_dev_get(port_id);
 318         snprintf(eth_dev->data->name, sizeof(eth_dev->data->name), "%s", name);
 319         eth_dev->data->port_id = port_id;
 320         eth_dev->data->mtu = ETHER_MTU;
 321
 322 unlock:
 323         rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
 324
 325         return eth_dev;
 326 }
 327
 328 /*
 329  * Attach to a port already registered by the primary process, which
 330  * makes sure that the same device would have the same port id both
 331  * in the primary and secondary process.
 332  */
 333 struct rte_eth_dev *
 334 rte_eth_dev_attach_secondary(const char *name)
 335 {
 336         uint16_t i;
 337         struct rte_eth_dev *eth_dev = NULL;
 338
 339         rte_eth_dev_shared_data_prepare();
 340
 341         /* Synchronize port attachment to primary port creation and release. */
 342         rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
 343
 344         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
 345                 if (strcmp(rte_eth_dev_shared_data->data[i].name, name) == 0)
 346                         break;
 347         }
 348         if (i == RTE_MAX_ETHPORTS) {
 349                 RTE_ETHDEV_LOG(ERR,
 350                         "Device %s is not driven by the primary process\n",
 351                         name);
 352         } else {
 353                 eth_dev = eth_dev_get(i);
 354                 RTE_ASSERT(eth_dev->data->port_id == i);
 355         }
 356
 357         rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
 358         return eth_dev;
 359 }
 360
 361 int
 362 rte_eth_dev_release_port(struct rte_eth_dev *eth_dev)
 363 {
 364         if (eth_dev == NULL)
 365                 return -EINVAL;
 366
 367         rte_eth_dev_shared_data_prepare();
 368
 369         _rte_eth_dev_callback_process(eth_dev, RTE_ETH_EVENT_DESTROY, NULL);
 370
 371         rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
 372
 373         eth_dev->state = RTE_ETH_DEV_UNUSED;
 374
 375         memset(eth_dev->data, 0, sizeof(struct rte_eth_dev_data));
 376
 377         rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
 378
 379         return 0;
 380 }
 381
 382 int
 383 rte_eth_dev_is_valid_port(uint16_t port_id)
 384 {
 385         if (port_id >= RTE_MAX_ETHPORTS ||
 386             (rte_eth_devices[port_id].state == RTE_ETH_DEV_UNUSED))
 387                 return 0;
 388         else
 389                 return 1;
 390 }
 391
 392 static int
 393 rte_eth_is_valid_owner_id(uint64_t owner_id)
 394 {
 395         if (owner_id == RTE_ETH_DEV_NO_OWNER ||
 396             rte_eth_dev_shared_data->next_owner_id <= owner_id) {
 397                 RTE_ETHDEV_LOG(ERR, "Invalid owner_id=%016"PRIx64"\n",
 398                         owner_id);
 399                 return 0;
 400         }
 401         return 1;
 402 }
 403
 404 uint64_t
 405 rte_eth_find_next_owned_by(uint16_t port_id, const uint64_t owner_id)
 406 {
 407         while (port_id < RTE_MAX_ETHPORTS &&
 408                ((rte_eth_devices[port_id].state != RTE_ETH_DEV_ATTACHED &&
 409                rte_eth_devices[port_id].state != RTE_ETH_DEV_REMOVED) ||
 410                rte_eth_devices[port_id].data->owner.id != owner_id))
 411                 port_id++;
 412
 413         if (port_id >= RTE_MAX_ETHPORTS)
 414                 return RTE_MAX_ETHPORTS;
 415
 416         return port_id;
 417 }
 418
 419 int __rte_experimental
 420 rte_eth_dev_owner_new(uint64_t *owner_id)
 421 {
 422         rte_eth_dev_shared_data_prepare();
 423
 424         rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
 425
 426         *owner_id = rte_eth_dev_shared_data->next_owner_id++;
 427
 428         rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
 429         return 0;
 430 }
 431
 432 static int
 433 _rte_eth_dev_owner_set(const uint16_t port_id, const uint64_t old_owner_id,
 434                        const struct rte_eth_dev_owner *new_owner)
 435 {
 436         struct rte_eth_dev *ethdev = &rte_eth_devices[port_id];
 437         struct rte_eth_dev_owner *port_owner;
 438         int sret;
 439
 440         if (port_id >= RTE_MAX_ETHPORTS || !is_allocated(ethdev)) {
 441                 RTE_ETHDEV_LOG(ERR, "Port id %"PRIu16" is not allocated\n",
 442                         port_id);
 443                 return -ENODEV;
 444         }
 445
 446         if (!rte_eth_is_valid_owner_id(new_owner->id) &&
 447             !rte_eth_is_valid_owner_id(old_owner_id))
 448                 return -EINVAL;
 449
 450         port_owner = &rte_eth_devices[port_id].data->owner;
 451         if (port_owner->id != old_owner_id) {
 452                 RTE_ETHDEV_LOG(ERR,
 453                         "Cannot set owner to port %u already owned by %s_%016"PRIX64"\n",
 454                         port_id, port_owner->name, port_owner->id);
 455                 return -EPERM;
 456         }
 457
 458         sret = snprintf(port_owner->name, RTE_ETH_MAX_OWNER_NAME_LEN, "%s",
 459                         new_owner->name);
 460         if (sret < 0 || sret >= RTE_ETH_MAX_OWNER_NAME_LEN)
 461                 RTE_ETHDEV_LOG(ERR, "Port %u owner name was truncated\n",
 462                         port_id);
 463
 464         port_owner->id = new_owner->id;
 465
 466         RTE_ETHDEV_LOG(ERR, "Port %u owner is %s_%016"PRIx64"\n",
 467                 port_id, new_owner->name, new_owner->id);
 468
 469         return 0;
 470 }
 471
 472 int __rte_experimental
 473 rte_eth_dev_owner_set(const uint16_t port_id,
 474                       const struct rte_eth_dev_owner *owner)
 475 {
 476         int ret;
 477
 478         rte_eth_dev_shared_data_prepare();
 479
 480         rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
 481
 482         ret = _rte_eth_dev_owner_set(port_id, RTE_ETH_DEV_NO_OWNER, owner);
 483
 484         rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
 485         return ret;
 486 }
 487
 488 int __rte_experimental
 489 rte_eth_dev_owner_unset(const uint16_t port_id, const uint64_t owner_id)
 490 {
 491         const struct rte_eth_dev_owner new_owner = (struct rte_eth_dev_owner)
 492                         {.id = RTE_ETH_DEV_NO_OWNER, .name = ""};
 493         int ret;
 494
 495         rte_eth_dev_shared_data_prepare();
 496
 497         rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
 498
 499         ret = _rte_eth_dev_owner_set(port_id, owner_id, &new_owner);
 500
 501         rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
 502         return ret;
 503 }
 504
 505 void __rte_experimental
 506 rte_eth_dev_owner_delete(const uint64_t owner_id)
 507 {
 508         uint16_t port_id;
 509
 510         rte_eth_dev_shared_data_prepare();
 511
 512         rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
 513
 514         if (rte_eth_is_valid_owner_id(owner_id)) {
 515                 for (port_id = 0; port_id < RTE_MAX_ETHPORTS; port_id++)
 516                         if (rte_eth_devices[port_id].data->owner.id == owner_id)
 517                                 memset(&rte_eth_devices[port_id].data->owner, 0,
 518                                        sizeof(struct rte_eth_dev_owner));
 519                 RTE_ETHDEV_LOG(ERR,
 520                         "All port owners owned by %016"PRIx64" identifier have removed\n",
 521                         owner_id);
 522         }
 523
 524         rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
 525 }
 526
 527 int __rte_experimental
 528 rte_eth_dev_owner_get(const uint16_t port_id, struct rte_eth_dev_owner *owner)
 529 {
 530         int ret = 0;
 531         struct rte_eth_dev *ethdev = &rte_eth_devices[port_id];
 532
 533         rte_eth_dev_shared_data_prepare();
 534
 535         rte_spinlock_lock(&rte_eth_dev_shared_data->ownership_lock);
 536
 537         if (port_id >= RTE_MAX_ETHPORTS || !is_allocated(ethdev)) {
 538                 RTE_ETHDEV_LOG(ERR, "Port id %"PRIu16" is not allocated\n",
 539                         port_id);
 540                 ret = -ENODEV;
 541         } else {
 542                 rte_memcpy(owner, &ethdev->data->owner, sizeof(*owner));
 543         }
 544
 545         rte_spinlock_unlock(&rte_eth_dev_shared_data->ownership_lock);
 546         return ret;
 547 }
 548
 549 int
 550 rte_eth_dev_socket_id(uint16_t port_id)
 551 {
 552         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -1);
 553         return rte_eth_devices[port_id].data->numa_node;
 554 }
 555
 556 void *
 557 rte_eth_dev_get_sec_ctx(uint16_t port_id)
 558 {
 559         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, NULL);
 560         return rte_eth_devices[port_id].security_ctx;
 561 }
 562
 563 uint16_t
 564 rte_eth_dev_count(void)
 565 {
 566         return rte_eth_dev_count_avail();
 567 }
 568
 569 uint16_t
 570 rte_eth_dev_count_avail(void)
 571 {
 572         uint16_t p;
 573         uint16_t count;
 574
 575         count = 0;
 576
 577         RTE_ETH_FOREACH_DEV(p)
 578                 count++;
 579
 580         return count;
 581 }
 582
 583 uint16_t __rte_experimental
 584 rte_eth_dev_count_total(void)
 585 {
 586         uint16_t port, count = 0;
 587
 588         for (port = 0; port < RTE_MAX_ETHPORTS; port++)
 589                 if (rte_eth_devices[port].state != RTE_ETH_DEV_UNUSED)
 590                         count++;
 591
 592         return count;
 593 }
 594
 595 int
 596 rte_eth_dev_get_name_by_port(uint16_t port_id, char *name)
 597 {
 598         char *tmp;
 599
 600         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 601
 602         if (name == NULL) {
 603                 RTE_ETHDEV_LOG(ERR, "Null pointer is specified\n");
 604                 return -EINVAL;
 605         }
 606
 607         /* shouldn't check 'rte_eth_devices[i].data',
 608          * because it might be overwritten by VDEV PMD */
 609         tmp = rte_eth_dev_shared_data->data[port_id].name;
 610         strcpy(name, tmp);
 611         return 0;
 612 }
 613
 614 int
 615 rte_eth_dev_get_port_by_name(const char *name, uint16_t *port_id)
 616 {
 617         uint32_t pid;
 618
 619         if (name == NULL) {
 620                 RTE_ETHDEV_LOG(ERR, "Null pointer is specified\n");
 621                 return -EINVAL;
 622         }
 623
 624         for (pid = 0; pid < RTE_MAX_ETHPORTS; pid++) {
 625                 if (rte_eth_devices[pid].state != RTE_ETH_DEV_UNUSED &&
 626                     !strcmp(name, rte_eth_dev_shared_data->data[pid].name)) {
 627                         *port_id = pid;
 628                         return 0;
 629                 }
 630         }
 631
 632         return -ENODEV;
 633 }
 634
 635 static int
 636 eth_err(uint16_t port_id, int ret)
 637 {
 638         if (ret == 0)
 639                 return 0;
 640         if (rte_eth_dev_is_removed(port_id))
 641                 return -EIO;
 642         return ret;
 643 }
 644
 645 /* attach the new device, then store port_id of the device */
 646 int
 647 rte_eth_dev_attach(const char *devargs, uint16_t *port_id)
 648 {
 649         int current = rte_eth_dev_count_total();
 650         struct rte_devargs da;
 651         int ret = -1;
 652
 653         memset(&da, 0, sizeof(da));
 654
 655         if ((devargs == NULL) || (port_id == NULL)) {
 656                 ret = -EINVAL;
 657                 goto err;
 658         }
 659
 660         /* parse devargs */
 661         if (rte_devargs_parse(&da, "%s", devargs))
 662                 goto err;
 663
 664         ret = rte_eal_hotplug_add(da.bus->name, da.name, da.args);
 665         if (ret < 0)
 666                 goto err;
 667
 668         /* no point looking at the port count if no port exists */
 669         if (!rte_eth_dev_count_total()) {
 670                 RTE_ETHDEV_LOG(ERR, "No port found for device (%s)\n", da.name);
 671                 ret = -1;
 672                 goto err;
 673         }
 674
 675         /* if nothing happened, there is a bug here, since some driver told us
 676          * it did attach a device, but did not create a port.
 677          * FIXME: race condition in case of plug-out of another device
 678          */
 679         if (current == rte_eth_dev_count_total()) {
 680                 ret = -1;
 681                 goto err;
 682         }
 683
 684         *port_id = eth_dev_last_created_port;
 685         ret = 0;
 686
 687 err:
 688         free(da.args);
 689         return ret;
 690 }
 691
 692 /* detach the device, then store the name of the device */
 693 int
 694 rte_eth_dev_detach(uint16_t port_id, char *name __rte_unused)
 695 {
 696         struct rte_device *dev;
 697         struct rte_bus *bus;
 698         uint32_t dev_flags;
 699         int ret = -1;
 700
 701         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 702
 703         dev_flags = rte_eth_devices[port_id].data->dev_flags;
 704         if (dev_flags & RTE_ETH_DEV_BONDED_SLAVE) {
 705                 RTE_ETHDEV_LOG(ERR,
 706                         "Port %"PRIu16" is bonded, cannot detach\n", port_id);
 707                 return -ENOTSUP;
 708         }
 709
 710         dev = rte_eth_devices[port_id].device;
 711         if (dev == NULL)
 712                 return -EINVAL;
 713
 714         bus = rte_bus_find_by_device(dev);
 715         if (bus == NULL)
 716                 return -ENOENT;
 717
 718         ret = rte_eal_hotplug_remove(bus->name, dev->name);
 719         if (ret < 0)
 720                 return ret;
 721
 722         rte_eth_dev_release_port(&rte_eth_devices[port_id]);
 723         return 0;
 724 }
 725
 726 static int
 727 rte_eth_dev_rx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 728 {
 729         uint16_t old_nb_queues = dev->data->nb_rx_queues;
 730         void **rxq;
 731         unsigned i;
 732
 733         if (dev->data->rx_queues == NULL && nb_queues != 0) { /* first time configuration */
 734                 dev->data->rx_queues = rte_zmalloc("ethdev->rx_queues",
 735                                 sizeof(dev->data->rx_queues[0]) * nb_queues,
 736                                 RTE_CACHE_LINE_SIZE);
 737                 if (dev->data->rx_queues == NULL) {
 738                         dev->data->nb_rx_queues = 0;
 739                         return -(ENOMEM);
 740                 }
 741         } else if (dev->data->rx_queues != NULL && nb_queues != 0) { /* re-configure */
 742                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 743
 744                 rxq = dev->data->rx_queues;
 745
 746                 for (i = nb_queues; i < old_nb_queues; i++)
 747                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 748                 rxq = rte_realloc(rxq, sizeof(rxq[0]) * nb_queues,
 749                                 RTE_CACHE_LINE_SIZE);
 750                 if (rxq == NULL)
 751                         return -(ENOMEM);
 752                 if (nb_queues > old_nb_queues) {
 753                         uint16_t new_qs = nb_queues - old_nb_queues;
 754
 755                         memset(rxq + old_nb_queues, 0,
 756                                 sizeof(rxq[0]) * new_qs);
 757                 }
 758
 759                 dev->data->rx_queues = rxq;
 760
 761         } else if (dev->data->rx_queues != NULL && nb_queues == 0) {
 762                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release, -ENOTSUP);
 763
 764                 rxq = dev->data->rx_queues;
 765
 766                 for (i = nb_queues; i < old_nb_queues; i++)
 767                         (*dev->dev_ops->rx_queue_release)(rxq[i]);
 768
 769                 rte_free(dev->data->rx_queues);
 770                 dev->data->rx_queues = NULL;
 771         }
 772         dev->data->nb_rx_queues = nb_queues;
 773         return 0;
 774 }
 775
 776 int
 777 rte_eth_dev_rx_queue_start(uint16_t port_id, uint16_t rx_queue_id)
 778 {
 779         struct rte_eth_dev *dev;
 780
 781         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 782
 783         dev = &rte_eth_devices[port_id];
 784         if (!dev->data->dev_started) {
 785                 RTE_ETHDEV_LOG(ERR,
 786                         "Port %u must be started before start any queue\n",
 787                         port_id);
 788                 return -EINVAL;
 789         }
 790
 791         if (rx_queue_id >= dev->data->nb_rx_queues) {
 792                 RTE_ETHDEV_LOG(ERR, "Invalid RX queue_id=%u\n", rx_queue_id);
 793                 return -EINVAL;
 794         }
 795
 796         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_start, -ENOTSUP);
 797
 798         if (dev->data->rx_queue_state[rx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 799                 RTE_ETHDEV_LOG(ERR,
 800                         "Queue %"PRIu16" of device with port_id=%"PRIu16" already started\n",
 801                         rx_queue_id, port_id);
 802                 return 0;
 803         }
 804
 805         return eth_err(port_id, dev->dev_ops->rx_queue_start(dev,
 806                                                              rx_queue_id));
 807
 808 }
 809
 810 int
 811 rte_eth_dev_rx_queue_stop(uint16_t port_id, uint16_t rx_queue_id)
 812 {
 813         struct rte_eth_dev *dev;
 814
 815         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 816
 817         dev = &rte_eth_devices[port_id];
 818         if (rx_queue_id >= dev->data->nb_rx_queues) {
 819                 RTE_ETHDEV_LOG(ERR, "Invalid RX queue_id=%u\n", rx_queue_id);
 820                 return -EINVAL;
 821         }
 822
 823         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_stop, -ENOTSUP);
 824
 825         if (dev->data->rx_queue_state[rx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 826                 RTE_ETHDEV_LOG(ERR,
 827                         "Queue %"PRIu16" of device with port_id=%"PRIu16" already stopped\n",
 828                         rx_queue_id, port_id);
 829                 return 0;
 830         }
 831
 832         return eth_err(port_id, dev->dev_ops->rx_queue_stop(dev, rx_queue_id));
 833
 834 }
 835
 836 int
 837 rte_eth_dev_tx_queue_start(uint16_t port_id, uint16_t tx_queue_id)
 838 {
 839         struct rte_eth_dev *dev;
 840
 841         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 842
 843         dev = &rte_eth_devices[port_id];
 844         if (!dev->data->dev_started) {
 845                 RTE_ETHDEV_LOG(ERR,
 846                         "Port %u must be started before start any queue\n",
 847                         port_id);
 848                 return -EINVAL;
 849         }
 850
 851         if (tx_queue_id >= dev->data->nb_tx_queues) {
 852                 RTE_ETHDEV_LOG(ERR, "Invalid TX queue_id=%u\n", tx_queue_id);
 853                 return -EINVAL;
 854         }
 855
 856         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_start, -ENOTSUP);
 857
 858         if (dev->data->tx_queue_state[tx_queue_id] != RTE_ETH_QUEUE_STATE_STOPPED) {
 859                 RTE_ETHDEV_LOG(ERR,
 860                         "Queue %"PRIu16" of device with port_id=%"PRIu16" already started\n",
 861                         tx_queue_id, port_id);
 862                 return 0;
 863         }
 864
 865         return eth_err(port_id, dev->dev_ops->tx_queue_start(dev, tx_queue_id));
 866 }
 867
 868 int
 869 rte_eth_dev_tx_queue_stop(uint16_t port_id, uint16_t tx_queue_id)
 870 {
 871         struct rte_eth_dev *dev;
 872
 873         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
 874
 875         dev = &rte_eth_devices[port_id];
 876         if (tx_queue_id >= dev->data->nb_tx_queues) {
 877                 RTE_ETHDEV_LOG(ERR, "Invalid TX queue_id=%u\n", tx_queue_id);
 878                 return -EINVAL;
 879         }
 880
 881         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_stop, -ENOTSUP);
 882
 883         if (dev->data->tx_queue_state[tx_queue_id] == RTE_ETH_QUEUE_STATE_STOPPED) {
 884                 RTE_ETHDEV_LOG(ERR,
 885                         "Queue %"PRIu16" of device with port_id=%"PRIu16" already stopped\n",
 886                         tx_queue_id, port_id);
 887                 return 0;
 888         }
 889
 890         return eth_err(port_id, dev->dev_ops->tx_queue_stop(dev, tx_queue_id));
 891
 892 }
 893
 894 static int
 895 rte_eth_dev_tx_queue_config(struct rte_eth_dev *dev, uint16_t nb_queues)
 896 {
 897         uint16_t old_nb_queues = dev->data->nb_tx_queues;
 898         void **txq;
 899         unsigned i;
 900
 901         if (dev->data->tx_queues == NULL && nb_queues != 0) { /* first time configuration */
 902                 dev->data->tx_queues = rte_zmalloc("ethdev->tx_queues",
 903                                                    sizeof(dev->data->tx_queues[0]) * nb_queues,
 904                                                    RTE_CACHE_LINE_SIZE);
 905                 if (dev->data->tx_queues == NULL) {
 906                         dev->data->nb_tx_queues = 0;
 907                         return -(ENOMEM);
 908                 }
 909         } else if (dev->data->tx_queues != NULL && nb_queues != 0) { /* re-configure */
 910                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 911
 912                 txq = dev->data->tx_queues;
 913
 914                 for (i = nb_queues; i < old_nb_queues; i++)
 915                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 916                 txq = rte_realloc(txq, sizeof(txq[0]) * nb_queues,
 917                                   RTE_CACHE_LINE_SIZE);
 918                 if (txq == NULL)
 919                         return -ENOMEM;
 920                 if (nb_queues > old_nb_queues) {
 921                         uint16_t new_qs = nb_queues - old_nb_queues;
 922
 923                         memset(txq + old_nb_queues, 0,
 924                                sizeof(txq[0]) * new_qs);
 925                 }
 926
 927                 dev->data->tx_queues = txq;
 928
 929         } else if (dev->data->tx_queues != NULL && nb_queues == 0) {
 930                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release, -ENOTSUP);
 931
 932                 txq = dev->data->tx_queues;
 933
 934                 for (i = nb_queues; i < old_nb_queues; i++)
 935                         (*dev->dev_ops->tx_queue_release)(txq[i]);
 936
 937                 rte_free(dev->data->tx_queues);
 938                 dev->data->tx_queues = NULL;
 939         }
 940         dev->data->nb_tx_queues = nb_queues;
 941         return 0;
 942 }
 943
 944 uint32_t
 945 rte_eth_speed_bitflag(uint32_t speed, int duplex)
 946 {
 947         switch (speed) {
 948         case ETH_SPEED_NUM_10M:
 949                 return duplex ? ETH_LINK_SPEED_10M : ETH_LINK_SPEED_10M_HD;
 950         case ETH_SPEED_NUM_100M:
 951                 return duplex ? ETH_LINK_SPEED_100M : ETH_LINK_SPEED_100M_HD;
 952         case ETH_SPEED_NUM_1G:
 953                 return ETH_LINK_SPEED_1G;
 954         case ETH_SPEED_NUM_2_5G:
 955                 return ETH_LINK_SPEED_2_5G;
 956         case ETH_SPEED_NUM_5G:
 957                 return ETH_LINK_SPEED_5G;
 958         case ETH_SPEED_NUM_10G:
 959                 return ETH_LINK_SPEED_10G;
 960         case ETH_SPEED_NUM_20G:
 961                 return ETH_LINK_SPEED_20G;
 962         case ETH_SPEED_NUM_25G:
 963                 return ETH_LINK_SPEED_25G;
 964         case ETH_SPEED_NUM_40G:
 965                 return ETH_LINK_SPEED_40G;
 966         case ETH_SPEED_NUM_50G:
 967                 return ETH_LINK_SPEED_50G;
 968         case ETH_SPEED_NUM_56G:
 969                 return ETH_LINK_SPEED_56G;
 970         case ETH_SPEED_NUM_100G:
 971                 return ETH_LINK_SPEED_100G;
 972         default:
 973                 return 0;
 974         }
 975 }
 976
 977 const char * __rte_experimental
 978 rte_eth_dev_rx_offload_name(uint64_t offload)
 979 {
 980         const char *name = "UNKNOWN";
 981         unsigned int i;
 982
 983         for (i = 0; i < RTE_DIM(rte_rx_offload_names); ++i) {
 984                 if (offload == rte_rx_offload_names[i].offload) {
 985                         name = rte_rx_offload_names[i].name;
 986                         break;
 987                 }
 988         }
 989
 990         return name;
 991 }
 992
 993 const char * __rte_experimental
 994 rte_eth_dev_tx_offload_name(uint64_t offload)
 995 {
 996         const char *name = "UNKNOWN";
 997         unsigned int i;
 998
 999         for (i = 0; i < RTE_DIM(rte_tx_offload_names); ++i) {
1000                 if (offload == rte_tx_offload_names[i].offload) {
1001                         name = rte_tx_offload_names[i].name;
1002                         break;
1003                 }
1004         }
1005
1006         return name;
1007 }
1008
1009 int
1010 rte_eth_dev_configure(uint16_t port_id, uint16_t nb_rx_q, uint16_t nb_tx_q,
1011                       const struct rte_eth_conf *dev_conf)
1012 {
1013         struct rte_eth_dev *dev;
1014         struct rte_eth_dev_info dev_info;
1015         struct rte_eth_conf local_conf = *dev_conf;
1016         int diag;
1017
1018         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1019
1020         dev = &rte_eth_devices[port_id];
1021
1022         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1023         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
1024
1025         rte_eth_dev_info_get(port_id, &dev_info);
1026
1027         /* If number of queues specified by application for both Rx and Tx is
1028          * zero, use driver preferred values. This cannot be done individually
1029          * as it is valid for either Tx or Rx (but not both) to be zero.
1030          * If driver does not provide any preferred valued, fall back on
1031          * EAL defaults.
1032          */
1033         if (nb_rx_q == 0 && nb_tx_q == 0) {
1034                 nb_rx_q = dev_info.default_rxportconf.nb_queues;
1035                 if (nb_rx_q == 0)
1036                         nb_rx_q = RTE_ETH_DEV_FALLBACK_RX_NBQUEUES;
1037                 nb_tx_q = dev_info.default_txportconf.nb_queues;
1038                 if (nb_tx_q == 0)
1039                         nb_tx_q = RTE_ETH_DEV_FALLBACK_TX_NBQUEUES;
1040         }
1041
1042         if (nb_rx_q > RTE_MAX_QUEUES_PER_PORT) {
1043                 RTE_ETHDEV_LOG(ERR,
1044                         "Number of RX queues requested (%u) is greater than max supported(%d)\n",
1045                         nb_rx_q, RTE_MAX_QUEUES_PER_PORT);
1046                 return -EINVAL;
1047         }
1048
1049         if (nb_tx_q > RTE_MAX_QUEUES_PER_PORT) {
1050                 RTE_ETHDEV_LOG(ERR,
1051                         "Number of TX queues requested (%u) is greater than max supported(%d)\n",
1052                         nb_tx_q, RTE_MAX_QUEUES_PER_PORT);
1053                 return -EINVAL;
1054         }
1055
1056         if (dev->data->dev_started) {
1057                 RTE_ETHDEV_LOG(ERR,
1058                         "Port %u must be stopped to allow configuration\n",
1059                         port_id);
1060                 return -EBUSY;
1061         }
1062
1063         /* Copy the dev_conf parameter into the dev structure */
1064         memcpy(&dev->data->dev_conf, &local_conf, sizeof(dev->data->dev_conf));
1065
1066         /*
1067          * Check that the numbers of RX and TX queues are not greater
1068          * than the maximum number of RX and TX queues supported by the
1069          * configured device.
1070          */
1071         if (nb_rx_q > dev_info.max_rx_queues) {
1072                 RTE_ETHDEV_LOG(ERR, "Ethdev port_id=%u nb_rx_queues=%u > %u\n",
1073                         port_id, nb_rx_q, dev_info.max_rx_queues);
1074                 return -EINVAL;
1075         }
1076
1077         if (nb_tx_q > dev_info.max_tx_queues) {
1078                 RTE_ETHDEV_LOG(ERR, "Ethdev port_id=%u nb_tx_queues=%u > %u\n",
1079                         port_id, nb_tx_q, dev_info.max_tx_queues);
1080                 return -EINVAL;
1081         }
1082
1083         /* Check that the device supports requested interrupts */
1084         if ((dev_conf->intr_conf.lsc == 1) &&
1085                         (!(dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC))) {
1086                 RTE_ETHDEV_LOG(ERR, "Driver %s does not support lsc\n",
1087                         dev->device->driver->name);
1088                 return -EINVAL;
1089         }
1090         if ((dev_conf->intr_conf.rmv == 1) &&
1091                         (!(dev->data->dev_flags & RTE_ETH_DEV_INTR_RMV))) {
1092                 RTE_ETHDEV_LOG(ERR, "Driver %s does not support rmv\n",
1093                         dev->device->driver->name);
1094                 return -EINVAL;
1095         }
1096
1097         /*
1098          * If jumbo frames are enabled, check that the maximum RX packet
1099          * length is supported by the configured device.
1100          */
1101         if (local_conf.rxmode.offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) {
1102                 if (dev_conf->rxmode.max_rx_pkt_len > dev_info.max_rx_pktlen) {
1103                         RTE_ETHDEV_LOG(ERR,
1104                                 "Ethdev port_id=%u max_rx_pkt_len %u > max valid value %u\n",
1105                                 port_id, dev_conf->rxmode.max_rx_pkt_len,
1106                                 dev_info.max_rx_pktlen);
1107                         return -EINVAL;
1108                 } else if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN) {
1109                         RTE_ETHDEV_LOG(ERR,
1110                                 "Ethdev port_id=%u max_rx_pkt_len %u < min valid value %u\n",
1111                                 port_id, dev_conf->rxmode.max_rx_pkt_len,
1112                                 (unsigned)ETHER_MIN_LEN);
1113                         return -EINVAL;
1114                 }
1115         } else {
1116                 if (dev_conf->rxmode.max_rx_pkt_len < ETHER_MIN_LEN ||
1117                         dev_conf->rxmode.max_rx_pkt_len > ETHER_MAX_LEN)
1118                         /* Use default value */
1119                         dev->data->dev_conf.rxmode.max_rx_pkt_len =
1120                                                         ETHER_MAX_LEN;
1121         }
1122
1123         /* Any requested offloading must be within its device capabilities */
1124         if ((local_conf.rxmode.offloads & dev_info.rx_offload_capa) !=
1125              local_conf.rxmode.offloads) {
1126                 RTE_ETHDEV_LOG(ERR,
1127                         "Ethdev port_id=%u requested Rx offloads 0x%"PRIx64" doesn't match Rx offloads "
1128                         "capabilities 0x%"PRIx64" in %s()\n",
1129                         port_id, local_conf.rxmode.offloads,
1130                         dev_info.rx_offload_capa,
1131                         __func__);
1132                 return -EINVAL;
1133         }
1134         if ((local_conf.txmode.offloads & dev_info.tx_offload_capa) !=
1135              local_conf.txmode.offloads) {
1136                 RTE_ETHDEV_LOG(ERR,
1137                         "Ethdev port_id=%u requested Tx offloads 0x%"PRIx64" doesn't match Tx offloads "
1138                         "capabilities 0x%"PRIx64" in %s()\n",
1139                         port_id, local_conf.txmode.offloads,
1140                         dev_info.tx_offload_capa,
1141                         __func__);
1142                 return -EINVAL;
1143         }
1144
1145         if ((local_conf.rxmode.offloads & DEV_RX_OFFLOAD_CRC_STRIP) &&
1146                         (local_conf.rxmode.offloads & DEV_RX_OFFLOAD_KEEP_CRC)) {
1147                 RTE_ETHDEV_LOG(ERR,
1148                         "Port id=%u not allowed to set both CRC STRIP and KEEP CRC offload flags\n",
1149                         port_id);
1150                 return -EINVAL;
1151         }
1152
1153         /* Check that device supports requested rss hash functions. */
1154         if ((dev_info.flow_type_rss_offloads |
1155              dev_conf->rx_adv_conf.rss_conf.rss_hf) !=
1156             dev_info.flow_type_rss_offloads) {
1157                 RTE_ETHDEV_LOG(ERR,
1158                         "Ethdev port_id=%u invalid rss_hf: 0x%"PRIx64", valid value: 0x%"PRIx64"\n",
1159                         port_id, dev_conf->rx_adv_conf.rss_conf.rss_hf,
1160                         dev_info.flow_type_rss_offloads);
1161                 return -EINVAL;
1162         }
1163
1164         /*
1165          * Setup new number of RX/TX queues and reconfigure device.
1166          */
1167         diag = rte_eth_dev_rx_queue_config(dev, nb_rx_q);
1168         if (diag != 0) {
1169                 RTE_ETHDEV_LOG(ERR,
1170                         "Port%u rte_eth_dev_rx_queue_config = %d\n",
1171                         port_id, diag);
1172                 return diag;
1173         }
1174
1175         diag = rte_eth_dev_tx_queue_config(dev, nb_tx_q);
1176         if (diag != 0) {
1177                 RTE_ETHDEV_LOG(ERR,
1178                         "Port%u rte_eth_dev_tx_queue_config = %d\n",
1179                         port_id, diag);
1180                 rte_eth_dev_rx_queue_config(dev, 0);
1181                 return diag;
1182         }
1183
1184         diag = (*dev->dev_ops->dev_configure)(dev);
1185         if (diag != 0) {
1186                 RTE_ETHDEV_LOG(ERR, "Port%u dev_configure = %d\n",
1187                         port_id, diag);
1188                 rte_eth_dev_rx_queue_config(dev, 0);
1189                 rte_eth_dev_tx_queue_config(dev, 0);
1190                 return eth_err(port_id, diag);
1191         }
1192
1193         /* Initialize Rx profiling if enabled at compilation time. */
1194         diag = __rte_eth_profile_rx_init(port_id, dev);
1195         if (diag != 0) {
1196                 RTE_ETHDEV_LOG(ERR, "Port%u __rte_eth_profile_rx_init = %d\n",
1197                         port_id, diag);
1198                 rte_eth_dev_rx_queue_config(dev, 0);
1199                 rte_eth_dev_tx_queue_config(dev, 0);
1200                 return eth_err(port_id, diag);
1201         }
1202
1203         return 0;
1204 }
1205
1206 void
1207 _rte_eth_dev_reset(struct rte_eth_dev *dev)
1208 {
1209         if (dev->data->dev_started) {
1210                 RTE_ETHDEV_LOG(ERR, "Port %u must be stopped to allow reset\n",
1211                         dev->data->port_id);
1212                 return;
1213         }
1214
1215         rte_eth_dev_rx_queue_config(dev, 0);
1216         rte_eth_dev_tx_queue_config(dev, 0);
1217
1218         memset(&dev->data->dev_conf, 0, sizeof(dev->data->dev_conf));
1219 }
1220
1221 static void
1222 rte_eth_dev_config_restore(uint16_t port_id)
1223 {
1224         struct rte_eth_dev *dev;
1225         struct rte_eth_dev_info dev_info;
1226         struct ether_addr *addr;
1227         uint16_t i;
1228         uint32_t pool = 0;
1229         uint64_t pool_mask;
1230
1231         dev = &rte_eth_devices[port_id];
1232
1233         rte_eth_dev_info_get(port_id, &dev_info);
1234
1235         /* replay MAC address configuration including default MAC */
1236         addr = &dev->data->mac_addrs[0];
1237         if (*dev->dev_ops->mac_addr_set != NULL)
1238                 (*dev->dev_ops->mac_addr_set)(dev, addr);
1239         else if (*dev->dev_ops->mac_addr_add != NULL)
1240                 (*dev->dev_ops->mac_addr_add)(dev, addr, 0, pool);
1241
1242         if (*dev->dev_ops->mac_addr_add != NULL) {
1243                 for (i = 1; i < dev_info.max_mac_addrs; i++) {
1244                         addr = &dev->data->mac_addrs[i];
1245
1246                         /* skip zero address */
1247                         if (is_zero_ether_addr(addr))
1248                                 continue;
1249
1250                         pool = 0;
1251                         pool_mask = dev->data->mac_pool_sel[i];
1252
1253                         do {
1254                                 if (pool_mask & 1ULL)
1255                                         (*dev->dev_ops->mac_addr_add)(dev,
1256                                                 addr, i, pool);
1257                                 pool_mask >>= 1;
1258                                 pool++;
1259                         } while (pool_mask);
1260                 }
1261         }
1262
1263         /* replay promiscuous configuration */
1264         if (rte_eth_promiscuous_get(port_id) == 1)
1265                 rte_eth_promiscuous_enable(port_id);
1266         else if (rte_eth_promiscuous_get(port_id) == 0)
1267                 rte_eth_promiscuous_disable(port_id);
1268
1269         /* replay all multicast configuration */
1270         if (rte_eth_allmulticast_get(port_id) == 1)
1271                 rte_eth_allmulticast_enable(port_id);
1272         else if (rte_eth_allmulticast_get(port_id) == 0)
1273                 rte_eth_allmulticast_disable(port_id);
1274 }
1275
1276 int
1277 rte_eth_dev_start(uint16_t port_id)
1278 {
1279         struct rte_eth_dev *dev;
1280         int diag;
1281
1282         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1283
1284         dev = &rte_eth_devices[port_id];
1285
1286         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_start, -ENOTSUP);
1287
1288         if (dev->data->dev_started != 0) {
1289                 RTE_ETHDEV_LOG(ERR,
1290                         "Device with port_id=%"PRIu16" already started\n",
1291                         port_id);
1292                 return 0;
1293         }
1294
1295         diag = (*dev->dev_ops->dev_start)(dev);
1296         if (diag == 0)
1297                 dev->data->dev_started = 1;
1298         else
1299                 return eth_err(port_id, diag);
1300
1301         rte_eth_dev_config_restore(port_id);
1302
1303         if (dev->data->dev_conf.intr_conf.lsc == 0) {
1304                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->link_update, -ENOTSUP);
1305                 (*dev->dev_ops->link_update)(dev, 0);
1306         }
1307         return 0;
1308 }
1309
1310 void
1311 rte_eth_dev_stop(uint16_t port_id)
1312 {
1313         struct rte_eth_dev *dev;
1314
1315         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1316         dev = &rte_eth_devices[port_id];
1317
1318         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_stop);
1319
1320         if (dev->data->dev_started == 0) {
1321                 RTE_ETHDEV_LOG(ERR,
1322                         "Device with port_id=%"PRIu16" already stopped\n",
1323                         port_id);
1324                 return;
1325         }
1326
1327         dev->data->dev_started = 0;
1328         (*dev->dev_ops->dev_stop)(dev);
1329 }
1330
1331 int
1332 rte_eth_dev_set_link_up(uint16_t port_id)
1333 {
1334         struct rte_eth_dev *dev;
1335
1336         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1337
1338         dev = &rte_eth_devices[port_id];
1339
1340         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_up, -ENOTSUP);
1341         return eth_err(port_id, (*dev->dev_ops->dev_set_link_up)(dev));
1342 }
1343
1344 int
1345 rte_eth_dev_set_link_down(uint16_t port_id)
1346 {
1347         struct rte_eth_dev *dev;
1348
1349         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1350
1351         dev = &rte_eth_devices[port_id];
1352
1353         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_set_link_down, -ENOTSUP);
1354         return eth_err(port_id, (*dev->dev_ops->dev_set_link_down)(dev));
1355 }
1356
1357 void
1358 rte_eth_dev_close(uint16_t port_id)
1359 {
1360         struct rte_eth_dev *dev;
1361
1362         RTE_ETH_VALID_PORTID_OR_RET(port_id);
1363         dev = &rte_eth_devices[port_id];
1364
1365         RTE_FUNC_PTR_OR_RET(*dev->dev_ops->dev_close);
1366         dev->data->dev_started = 0;
1367         (*dev->dev_ops->dev_close)(dev);
1368
1369         dev->data->nb_rx_queues = 0;
1370         rte_free(dev->data->rx_queues);
1371         dev->data->rx_queues = NULL;
1372         dev->data->nb_tx_queues = 0;
1373         rte_free(dev->data->tx_queues);
1374         dev->data->tx_queues = NULL;
1375 }
1376
1377 int
1378 rte_eth_dev_reset(uint16_t port_id)
1379 {
1380         struct rte_eth_dev *dev;
1381         int ret;
1382
1383         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1384         dev = &rte_eth_devices[port_id];
1385
1386         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_reset, -ENOTSUP);
1387
1388         rte_eth_dev_stop(port_id);
1389         ret = dev->dev_ops->dev_reset(dev);
1390
1391         return eth_err(port_id, ret);
1392 }
1393
1394 int __rte_experimental
1395 rte_eth_dev_is_removed(uint16_t port_id)
1396 {
1397         struct rte_eth_dev *dev;
1398         int ret;
1399
1400         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, 0);
1401
1402         dev = &rte_eth_devices[port_id];
1403
1404         if (dev->state == RTE_ETH_DEV_REMOVED)
1405                 return 1;
1406
1407         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->is_removed, 0);
1408
1409         ret = dev->dev_ops->is_removed(dev);
1410         if (ret != 0)
1411                 /* Device is physically removed. */
1412                 dev->state = RTE_ETH_DEV_REMOVED;
1413
1414         return ret;
1415 }
1416
1417 int
1418 rte_eth_rx_queue_setup(uint16_t port_id, uint16_t rx_queue_id,
1419                        uint16_t nb_rx_desc, unsigned int socket_id,
1420                        const struct rte_eth_rxconf *rx_conf,
1421                        struct rte_mempool *mp)
1422 {
1423         int ret;
1424         uint32_t mbp_buf_size;
1425         struct rte_eth_dev *dev;
1426         struct rte_eth_dev_info dev_info;
1427         struct rte_eth_rxconf local_conf;
1428         void **rxq;
1429
1430         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1431
1432         dev = &rte_eth_devices[port_id];
1433         if (rx_queue_id >= dev->data->nb_rx_queues) {
1434                 RTE_ETHDEV_LOG(ERR, "Invalid RX queue_id=%u\n", rx_queue_id);
1435                 return -EINVAL;
1436         }
1437
1438         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1439         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_setup, -ENOTSUP);
1440
1441         /*
1442          * Check the size of the mbuf data buffer.
1443          * This value must be provided in the private data of the memory pool.
1444          * First check that the memory pool has a valid private data.
1445          */
1446         rte_eth_dev_info_get(port_id, &dev_info);
1447         if (mp->private_data_size < sizeof(struct rte_pktmbuf_pool_private)) {
1448                 RTE_ETHDEV_LOG(ERR, "%s private_data_size %d < %d\n",
1449                         mp->name, (int)mp->private_data_size,
1450                         (int)sizeof(struct rte_pktmbuf_pool_private));
1451                 return -ENOSPC;
1452         }
1453         mbp_buf_size = rte_pktmbuf_data_room_size(mp);
1454
1455         if ((mbp_buf_size - RTE_PKTMBUF_HEADROOM) < dev_info.min_rx_bufsize) {
1456                 RTE_ETHDEV_LOG(ERR,
1457                         "%s mbuf_data_room_size %d < %d (RTE_PKTMBUF_HEADROOM=%d + min_rx_bufsize(dev)=%d)\n",
1458                         mp->name, (int)mbp_buf_size,
1459                         (int)(RTE_PKTMBUF_HEADROOM + dev_info.min_rx_bufsize),
1460                         (int)RTE_PKTMBUF_HEADROOM,
1461                         (int)dev_info.min_rx_bufsize);
1462                 return -EINVAL;
1463         }
1464
1465         /* Use default specified by driver, if nb_rx_desc is zero */
1466         if (nb_rx_desc == 0) {
1467                 nb_rx_desc = dev_info.default_rxportconf.ring_size;
1468                 /* If driver default is also zero, fall back on EAL default */
1469                 if (nb_rx_desc == 0)
1470                         nb_rx_desc = RTE_ETH_DEV_FALLBACK_RX_RINGSIZE;
1471         }
1472
1473         if (nb_rx_desc > dev_info.rx_desc_lim.nb_max ||
1474                         nb_rx_desc < dev_info.rx_desc_lim.nb_min ||
1475                         nb_rx_desc % dev_info.rx_desc_lim.nb_align != 0) {
1476
1477                 RTE_ETHDEV_LOG(ERR,
1478                         "Invalid value for nb_rx_desc(=%hu), should be: <= %hu, = %hu, and a product of %hu\n",
1479                         nb_rx_desc, dev_info.rx_desc_lim.nb_max,
1480                         dev_info.rx_desc_lim.nb_min,
1481                         dev_info.rx_desc_lim.nb_align);
1482                 return -EINVAL;
1483         }
1484
1485         if (dev->data->dev_started &&
1486                 !(dev_info.dev_capa &
1487                         RTE_ETH_DEV_CAPA_RUNTIME_RX_QUEUE_SETUP))
1488                 return -EBUSY;
1489
1490         if (dev->data->dev_started &&
1491                 (dev->data->rx_queue_state[rx_queue_id] !=
1492                         RTE_ETH_QUEUE_STATE_STOPPED))
1493                 return -EBUSY;
1494
1495         rxq = dev->data->rx_queues;
1496         if (rxq[rx_queue_id]) {
1497                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_release,
1498                                         -ENOTSUP);
1499                 (*dev->dev_ops->rx_queue_release)(rxq[rx_queue_id]);
1500                 rxq[rx_queue_id] = NULL;
1501         }
1502
1503         if (rx_conf == NULL)
1504                 rx_conf = &dev_info.default_rxconf;
1505
1506         local_conf = *rx_conf;
1507
1508         /*
1509          * If an offloading has already been enabled in
1510          * rte_eth_dev_configure(), it has been enabled on all queues,
1511          * so there is no need to enable it in this queue again.
1512          * The local_conf.offloads input to underlying PMD only carries
1513          * those offloadings which are only enabled on this queue and
1514          * not enabled on all queues.
1515          */
1516         local_conf.offloads &= ~dev->data->dev_conf.rxmode.offloads;
1517
1518         /*
1519          * New added offloadings for this queue are those not enabled in
1520          * rte_eth_dev_configure() and they must be per-queue type.
1521          * A pure per-port offloading can't be enabled on a queue while
1522          * disabled on another queue. A pure per-port offloading can't
1523          * be enabled for any queue as new added one if it hasn't been
1524          * enabled in rte_eth_dev_configure().
1525          */
1526         if ((local_conf.offloads & dev_info.rx_queue_offload_capa) !=
1527              local_conf.offloads) {
1528                 RTE_ETHDEV_LOG(ERR,
1529                         "Ethdev port_id=%d rx_queue_id=%d, new added offloads 0x%"PRIx64" must be "
1530                         "within pre-queue offload capabilities 0x%"PRIx64" in %s()\n",
1531                         port_id, rx_queue_id, local_conf.offloads,
1532                         dev_info.rx_queue_offload_capa,
1533                         __func__);
1534                 return -EINVAL;
1535         }
1536
1537         ret = (*dev->dev_ops->rx_queue_setup)(dev, rx_queue_id, nb_rx_desc,
1538                                               socket_id, &local_conf, mp);
1539         if (!ret) {
1540                 if (!dev->data->min_rx_buf_size ||
1541                     dev->data->min_rx_buf_size > mbp_buf_size)
1542                         dev->data->min_rx_buf_size = mbp_buf_size;
1543         }
1544
1545         return eth_err(port_id, ret);
1546 }
1547
1548 int
1549 rte_eth_tx_queue_setup(uint16_t port_id, uint16_t tx_queue_id,
1550                        uint16_t nb_tx_desc, unsigned int socket_id,
1551                        const struct rte_eth_txconf *tx_conf)
1552 {
1553         struct rte_eth_dev *dev;
1554         struct rte_eth_dev_info dev_info;
1555         struct rte_eth_txconf local_conf;
1556         void **txq;
1557
1558         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
1559
1560         dev = &rte_eth_devices[port_id];
1561         if (tx_queue_id >= dev->data->nb_tx_queues) {
1562                 RTE_ETHDEV_LOG(ERR, "Invalid TX queue_id=%u\n", tx_queue_id);
1563                 return -EINVAL;
1564         }
1565
1566         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
1567         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_setup, -ENOTSUP);
1568
1569         rte_eth_dev_info_get(port_id, &dev_info);
1570
1571         /* Use default specified by driver, if nb_tx_desc is zero */
1572         if (nb_tx_desc == 0) {
1573                 nb_tx_desc = dev_info.default_txportconf.ring_size;
1574                 /* If driver default is zero, fall back on EAL default */
1575                 if (nb_tx_desc == 0)
1576                         nb_tx_desc = RTE_ETH_DEV_FALLBACK_TX_RINGSIZE;
1577         }
1578         if (nb_tx_desc > dev_info.tx_desc_lim.nb_max ||
1579             nb_tx_desc < dev_info.tx_desc_lim.nb_min ||
1580             nb_tx_desc % dev_info.tx_desc_lim.nb_align != 0) {
1581                 RTE_ETHDEV_LOG(ERR,
1582                         "Invalid value for nb_tx_desc(=%hu), should be: <= %hu, = %hu, and a product of %hu\n",
1583                         nb_tx_desc, dev_info.tx_desc_lim.nb_max,
1584                         dev_info.tx_desc_lim.nb_min,
1585                         dev_info.tx_desc_lim.nb_align);
1586                 return -EINVAL;
1587         }
1588
1589         if (dev->data->dev_started &&
1590                 !(dev_info.dev_capa &
1591                         RTE_ETH_DEV_CAPA_RUNTIME_TX_QUEUE_SETUP))
1592                 return -EBUSY;
1593
1594         if (dev->data->dev_started &&
1595                 (dev->data->tx_queue_state[tx_queue_id] !=
1596                         RTE_ETH_QUEUE_STATE_STOPPED))
1597                 return -EBUSY;
1598
1599         txq = dev->data->tx_queues;
1600         if (txq[tx_queue_id]) {
1601                 RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->tx_queue_release,
1602                                         -ENOTSUP);
1603                 (*dev->dev_ops->tx_queue_release)(txq[tx_queue_id]);
1604                 txq[tx_queue_id] = NULL;
1605         }
1606
1607         if (tx_conf == NULL)
1608                 tx_conf = &dev_info.default_txconf;
1609
1610         local_conf = *tx_conf;
1611
1612         /*
1613          * If an offloading has already been enabled in
1614          * rte_eth_dev_configure(), it has been enabled on all queues,
1615          * so there is no need to enable it in this queue again.
1616          * The local_conf.offloads input to underlying PMD only carries
1617          * those offloadings which are only enabled on this queue and
1618          * not enabled on all queues.
1619          */
1620         local_conf.offloads &= ~dev->data->dev_conf.txmode.offloads;
1621
1622         /*
1623          * New added offloadings for this queue are those not enabled in
1624          * rte_eth_dev_configure() and they must be per-queue type.
1625          * A pure per-port offloading can't be enabled on a queue while
1626          * disabled on another queue. A pure per-port offloading can't
1627          * be enabled for any queue as new added one if it hasn't been
1628          * enabled in rte_eth_dev_configure().
1629          */
1630         if ((local_conf.offloads & dev_info.tx_queue_offload_capa) !=
1631              local_conf.offloads) {
1632                 RTE_ETHDEV_LOG(ERR,
1633                         "Ethdev port_id=%d tx_queue_id=%d, new added offloads 0x%"PRIx64" must be "
1634                         "within pre-queue offload capabilities 0x%"PRIx64" in %s()\n",
1635                         port_id, tx_queue_id, local_conf.offloads,
1636                         dev_info.tx_queue_offload_capa,
1637                         __func__);
1638                 return -EINVAL;
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_ETHDEV_LOG(ERR, "Id pointer is NULL\n");
1903                 return -ENOMEM;
1904         }
1905
1906         if (!xstat_name) {
1907                 RTE_ETHDEV_LOG(ERR, "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_ETHDEV_LOG(ERR, "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_ETHDEV_LOG(ERR, "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_ETHDEV_LOG(ERR, "Can't allocate memory\n");
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_ETHDEV_LOG(ERR, "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_ETHDEV_LOG(ERR, "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         dev_info->dev_flags = &dev->data->dev_flags;
2409 }
2410
2411 int
2412 rte_eth_dev_get_supported_ptypes(uint16_t port_id, uint32_t ptype_mask,
2413                                  uint32_t *ptypes, int num)
2414 {
2415         int i, j;
2416         struct rte_eth_dev *dev;
2417         const uint32_t *all_ptypes;
2418
2419         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2420         dev = &rte_eth_devices[port_id];
2421         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_supported_ptypes_get, 0);
2422         all_ptypes = (*dev->dev_ops->dev_supported_ptypes_get)(dev);
2423
2424         if (!all_ptypes)
2425                 return 0;
2426
2427         for (i = 0, j = 0; all_ptypes[i] != RTE_PTYPE_UNKNOWN; ++i)
2428                 if (all_ptypes[i] & ptype_mask) {
2429                         if (j < num)
2430                                 ptypes[j] = all_ptypes[i];
2431                         j++;
2432                 }
2433
2434         return j;
2435 }
2436
2437 void
2438 rte_eth_macaddr_get(uint16_t port_id, struct ether_addr *mac_addr)
2439 {
2440         struct rte_eth_dev *dev;
2441
2442         RTE_ETH_VALID_PORTID_OR_RET(port_id);
2443         dev = &rte_eth_devices[port_id];
2444         ether_addr_copy(&dev->data->mac_addrs[0], mac_addr);
2445 }
2446
2447
2448 int
2449 rte_eth_dev_get_mtu(uint16_t port_id, uint16_t *mtu)
2450 {
2451         struct rte_eth_dev *dev;
2452
2453         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2454
2455         dev = &rte_eth_devices[port_id];
2456         *mtu = dev->data->mtu;
2457         return 0;
2458 }
2459
2460 int
2461 rte_eth_dev_set_mtu(uint16_t port_id, uint16_t mtu)
2462 {
2463         int ret;
2464         struct rte_eth_dev *dev;
2465
2466         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2467         dev = &rte_eth_devices[port_id];
2468         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mtu_set, -ENOTSUP);
2469
2470         ret = (*dev->dev_ops->mtu_set)(dev, mtu);
2471         if (!ret)
2472                 dev->data->mtu = mtu;
2473
2474         return eth_err(port_id, ret);
2475 }
2476
2477 int
2478 rte_eth_dev_vlan_filter(uint16_t port_id, uint16_t vlan_id, int on)
2479 {
2480         struct rte_eth_dev *dev;
2481         int ret;
2482
2483         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2484         dev = &rte_eth_devices[port_id];
2485         if (!(dev->data->dev_conf.rxmode.offloads &
2486               DEV_RX_OFFLOAD_VLAN_FILTER)) {
2487                 RTE_ETHDEV_LOG(ERR, "Port %u: vlan-filtering disabled\n",
2488                         port_id);
2489                 return -ENOSYS;
2490         }
2491
2492         if (vlan_id > 4095) {
2493                 RTE_ETHDEV_LOG(ERR, "Port_id=%u invalid vlan_id=%u > 4095\n",
2494                         port_id, vlan_id);
2495                 return -EINVAL;
2496         }
2497         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_filter_set, -ENOTSUP);
2498
2499         ret = (*dev->dev_ops->vlan_filter_set)(dev, vlan_id, on);
2500         if (ret == 0) {
2501                 struct rte_vlan_filter_conf *vfc;
2502                 int vidx;
2503                 int vbit;
2504
2505                 vfc = &dev->data->vlan_filter_conf;
2506                 vidx = vlan_id / 64;
2507                 vbit = vlan_id % 64;
2508
2509                 if (on)
2510                         vfc->ids[vidx] |= UINT64_C(1) << vbit;
2511                 else
2512                         vfc->ids[vidx] &= ~(UINT64_C(1) << vbit);
2513         }
2514
2515         return eth_err(port_id, ret);
2516 }
2517
2518 int
2519 rte_eth_dev_set_vlan_strip_on_queue(uint16_t port_id, uint16_t rx_queue_id,
2520                                     int on)
2521 {
2522         struct rte_eth_dev *dev;
2523
2524         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2525         dev = &rte_eth_devices[port_id];
2526         if (rx_queue_id >= dev->data->nb_rx_queues) {
2527                 RTE_ETHDEV_LOG(ERR, "Invalid rx_queue_id=%u\n", rx_queue_id);
2528                 return -EINVAL;
2529         }
2530
2531         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_strip_queue_set, -ENOTSUP);
2532         (*dev->dev_ops->vlan_strip_queue_set)(dev, rx_queue_id, on);
2533
2534         return 0;
2535 }
2536
2537 int
2538 rte_eth_dev_set_vlan_ether_type(uint16_t port_id,
2539                                 enum rte_vlan_type vlan_type,
2540                                 uint16_t tpid)
2541 {
2542         struct rte_eth_dev *dev;
2543
2544         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2545         dev = &rte_eth_devices[port_id];
2546         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_tpid_set, -ENOTSUP);
2547
2548         return eth_err(port_id, (*dev->dev_ops->vlan_tpid_set)(dev, vlan_type,
2549                                                                tpid));
2550 }
2551
2552 int
2553 rte_eth_dev_set_vlan_offload(uint16_t port_id, int offload_mask)
2554 {
2555         struct rte_eth_dev *dev;
2556         int ret = 0;
2557         int mask = 0;
2558         int cur, org = 0;
2559         uint64_t orig_offloads;
2560
2561         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2562         dev = &rte_eth_devices[port_id];
2563
2564         /* save original values in case of failure */
2565         orig_offloads = dev->data->dev_conf.rxmode.offloads;
2566
2567         /*check which option changed by application*/
2568         cur = !!(offload_mask & ETH_VLAN_STRIP_OFFLOAD);
2569         org = !!(dev->data->dev_conf.rxmode.offloads &
2570                  DEV_RX_OFFLOAD_VLAN_STRIP);
2571         if (cur != org) {
2572                 if (cur)
2573                         dev->data->dev_conf.rxmode.offloads |=
2574                                 DEV_RX_OFFLOAD_VLAN_STRIP;
2575                 else
2576                         dev->data->dev_conf.rxmode.offloads &=
2577                                 ~DEV_RX_OFFLOAD_VLAN_STRIP;
2578                 mask |= ETH_VLAN_STRIP_MASK;
2579         }
2580
2581         cur = !!(offload_mask & ETH_VLAN_FILTER_OFFLOAD);
2582         org = !!(dev->data->dev_conf.rxmode.offloads &
2583                  DEV_RX_OFFLOAD_VLAN_FILTER);
2584         if (cur != org) {
2585                 if (cur)
2586                         dev->data->dev_conf.rxmode.offloads |=
2587                                 DEV_RX_OFFLOAD_VLAN_FILTER;
2588                 else
2589                         dev->data->dev_conf.rxmode.offloads &=
2590                                 ~DEV_RX_OFFLOAD_VLAN_FILTER;
2591                 mask |= ETH_VLAN_FILTER_MASK;
2592         }
2593
2594         cur = !!(offload_mask & ETH_VLAN_EXTEND_OFFLOAD);
2595         org = !!(dev->data->dev_conf.rxmode.offloads &
2596                  DEV_RX_OFFLOAD_VLAN_EXTEND);
2597         if (cur != org) {
2598                 if (cur)
2599                         dev->data->dev_conf.rxmode.offloads |=
2600                                 DEV_RX_OFFLOAD_VLAN_EXTEND;
2601                 else
2602                         dev->data->dev_conf.rxmode.offloads &=
2603                                 ~DEV_RX_OFFLOAD_VLAN_EXTEND;
2604                 mask |= ETH_VLAN_EXTEND_MASK;
2605         }
2606
2607         /*no change*/
2608         if (mask == 0)
2609                 return ret;
2610
2611         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_offload_set, -ENOTSUP);
2612         ret = (*dev->dev_ops->vlan_offload_set)(dev, mask);
2613         if (ret) {
2614                 /* hit an error restore  original values */
2615                 dev->data->dev_conf.rxmode.offloads = orig_offloads;
2616         }
2617
2618         return eth_err(port_id, ret);
2619 }
2620
2621 int
2622 rte_eth_dev_get_vlan_offload(uint16_t port_id)
2623 {
2624         struct rte_eth_dev *dev;
2625         int ret = 0;
2626
2627         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2628         dev = &rte_eth_devices[port_id];
2629
2630         if (dev->data->dev_conf.rxmode.offloads &
2631             DEV_RX_OFFLOAD_VLAN_STRIP)
2632                 ret |= ETH_VLAN_STRIP_OFFLOAD;
2633
2634         if (dev->data->dev_conf.rxmode.offloads &
2635             DEV_RX_OFFLOAD_VLAN_FILTER)
2636                 ret |= ETH_VLAN_FILTER_OFFLOAD;
2637
2638         if (dev->data->dev_conf.rxmode.offloads &
2639             DEV_RX_OFFLOAD_VLAN_EXTEND)
2640                 ret |= ETH_VLAN_EXTEND_OFFLOAD;
2641
2642         return ret;
2643 }
2644
2645 int
2646 rte_eth_dev_set_vlan_pvid(uint16_t port_id, uint16_t pvid, int on)
2647 {
2648         struct rte_eth_dev *dev;
2649
2650         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2651         dev = &rte_eth_devices[port_id];
2652         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vlan_pvid_set, -ENOTSUP);
2653
2654         return eth_err(port_id, (*dev->dev_ops->vlan_pvid_set)(dev, pvid, on));
2655 }
2656
2657 int
2658 rte_eth_dev_flow_ctrl_get(uint16_t port_id, struct rte_eth_fc_conf *fc_conf)
2659 {
2660         struct rte_eth_dev *dev;
2661
2662         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2663         dev = &rte_eth_devices[port_id];
2664         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_get, -ENOTSUP);
2665         memset(fc_conf, 0, sizeof(*fc_conf));
2666         return eth_err(port_id, (*dev->dev_ops->flow_ctrl_get)(dev, fc_conf));
2667 }
2668
2669 int
2670 rte_eth_dev_flow_ctrl_set(uint16_t port_id, struct rte_eth_fc_conf *fc_conf)
2671 {
2672         struct rte_eth_dev *dev;
2673
2674         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2675         if ((fc_conf->send_xon != 0) && (fc_conf->send_xon != 1)) {
2676                 RTE_ETHDEV_LOG(ERR, "Invalid send_xon, only 0/1 allowed\n");
2677                 return -EINVAL;
2678         }
2679
2680         dev = &rte_eth_devices[port_id];
2681         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->flow_ctrl_set, -ENOTSUP);
2682         return eth_err(port_id, (*dev->dev_ops->flow_ctrl_set)(dev, fc_conf));
2683 }
2684
2685 int
2686 rte_eth_dev_priority_flow_ctrl_set(uint16_t port_id,
2687                                    struct rte_eth_pfc_conf *pfc_conf)
2688 {
2689         struct rte_eth_dev *dev;
2690
2691         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2692         if (pfc_conf->priority > (ETH_DCB_NUM_USER_PRIORITIES - 1)) {
2693                 RTE_ETHDEV_LOG(ERR, "Invalid priority, only 0-7 allowed\n");
2694                 return -EINVAL;
2695         }
2696
2697         dev = &rte_eth_devices[port_id];
2698         /* High water, low water validation are device specific */
2699         if  (*dev->dev_ops->priority_flow_ctrl_set)
2700                 return eth_err(port_id, (*dev->dev_ops->priority_flow_ctrl_set)
2701                                         (dev, pfc_conf));
2702         return -ENOTSUP;
2703 }
2704
2705 static int
2706 rte_eth_check_reta_mask(struct rte_eth_rss_reta_entry64 *reta_conf,
2707                         uint16_t reta_size)
2708 {
2709         uint16_t i, num;
2710
2711         if (!reta_conf)
2712                 return -EINVAL;
2713
2714         num = (reta_size + RTE_RETA_GROUP_SIZE - 1) / RTE_RETA_GROUP_SIZE;
2715         for (i = 0; i < num; i++) {
2716                 if (reta_conf[i].mask)
2717                         return 0;
2718         }
2719
2720         return -EINVAL;
2721 }
2722
2723 static int
2724 rte_eth_check_reta_entry(struct rte_eth_rss_reta_entry64 *reta_conf,
2725                          uint16_t reta_size,
2726                          uint16_t max_rxq)
2727 {
2728         uint16_t i, idx, shift;
2729
2730         if (!reta_conf)
2731                 return -EINVAL;
2732
2733         if (max_rxq == 0) {
2734                 RTE_ETHDEV_LOG(ERR, "No receive queue is available\n");
2735                 return -EINVAL;
2736         }
2737
2738         for (i = 0; i < reta_size; i++) {
2739                 idx = i / RTE_RETA_GROUP_SIZE;
2740                 shift = i % RTE_RETA_GROUP_SIZE;
2741                 if ((reta_conf[idx].mask & (1ULL << shift)) &&
2742                         (reta_conf[idx].reta[shift] >= max_rxq)) {
2743                         RTE_ETHDEV_LOG(ERR,
2744                                 "reta_conf[%u]->reta[%u]: %u exceeds the maximum rxq index: %u\n",
2745                                 idx, shift,
2746                                 reta_conf[idx].reta[shift], max_rxq);
2747                         return -EINVAL;
2748                 }
2749         }
2750
2751         return 0;
2752 }
2753
2754 int
2755 rte_eth_dev_rss_reta_update(uint16_t port_id,
2756                             struct rte_eth_rss_reta_entry64 *reta_conf,
2757                             uint16_t reta_size)
2758 {
2759         struct rte_eth_dev *dev;
2760         int ret;
2761
2762         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2763         /* Check mask bits */
2764         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
2765         if (ret < 0)
2766                 return ret;
2767
2768         dev = &rte_eth_devices[port_id];
2769
2770         /* Check entry value */
2771         ret = rte_eth_check_reta_entry(reta_conf, reta_size,
2772                                 dev->data->nb_rx_queues);
2773         if (ret < 0)
2774                 return ret;
2775
2776         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_update, -ENOTSUP);
2777         return eth_err(port_id, (*dev->dev_ops->reta_update)(dev, reta_conf,
2778                                                              reta_size));
2779 }
2780
2781 int
2782 rte_eth_dev_rss_reta_query(uint16_t port_id,
2783                            struct rte_eth_rss_reta_entry64 *reta_conf,
2784                            uint16_t reta_size)
2785 {
2786         struct rte_eth_dev *dev;
2787         int ret;
2788
2789         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2790
2791         /* Check mask bits */
2792         ret = rte_eth_check_reta_mask(reta_conf, reta_size);
2793         if (ret < 0)
2794                 return ret;
2795
2796         dev = &rte_eth_devices[port_id];
2797         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->reta_query, -ENOTSUP);
2798         return eth_err(port_id, (*dev->dev_ops->reta_query)(dev, reta_conf,
2799                                                             reta_size));
2800 }
2801
2802 int
2803 rte_eth_dev_rss_hash_update(uint16_t port_id,
2804                             struct rte_eth_rss_conf *rss_conf)
2805 {
2806         struct rte_eth_dev *dev;
2807         struct rte_eth_dev_info dev_info = { .flow_type_rss_offloads = 0, };
2808
2809         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2810         dev = &rte_eth_devices[port_id];
2811         rte_eth_dev_info_get(port_id, &dev_info);
2812         if ((dev_info.flow_type_rss_offloads | rss_conf->rss_hf) !=
2813             dev_info.flow_type_rss_offloads) {
2814                 RTE_ETHDEV_LOG(ERR,
2815                         "Ethdev port_id=%u invalid rss_hf: 0x%"PRIx64", valid value: 0x%"PRIx64"\n",
2816                         port_id, rss_conf->rss_hf,
2817                         dev_info.flow_type_rss_offloads);
2818                 return -EINVAL;
2819         }
2820         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_update, -ENOTSUP);
2821         return eth_err(port_id, (*dev->dev_ops->rss_hash_update)(dev,
2822                                                                  rss_conf));
2823 }
2824
2825 int
2826 rte_eth_dev_rss_hash_conf_get(uint16_t port_id,
2827                               struct rte_eth_rss_conf *rss_conf)
2828 {
2829         struct rte_eth_dev *dev;
2830
2831         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2832         dev = &rte_eth_devices[port_id];
2833         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rss_hash_conf_get, -ENOTSUP);
2834         return eth_err(port_id, (*dev->dev_ops->rss_hash_conf_get)(dev,
2835                                                                    rss_conf));
2836 }
2837
2838 int
2839 rte_eth_dev_udp_tunnel_port_add(uint16_t port_id,
2840                                 struct rte_eth_udp_tunnel *udp_tunnel)
2841 {
2842         struct rte_eth_dev *dev;
2843
2844         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2845         if (udp_tunnel == NULL) {
2846                 RTE_ETHDEV_LOG(ERR, "Invalid udp_tunnel parameter\n");
2847                 return -EINVAL;
2848         }
2849
2850         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2851                 RTE_ETHDEV_LOG(ERR, "Invalid tunnel type\n");
2852                 return -EINVAL;
2853         }
2854
2855         dev = &rte_eth_devices[port_id];
2856         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_add, -ENOTSUP);
2857         return eth_err(port_id, (*dev->dev_ops->udp_tunnel_port_add)(dev,
2858                                                                 udp_tunnel));
2859 }
2860
2861 int
2862 rte_eth_dev_udp_tunnel_port_delete(uint16_t port_id,
2863                                    struct rte_eth_udp_tunnel *udp_tunnel)
2864 {
2865         struct rte_eth_dev *dev;
2866
2867         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2868         dev = &rte_eth_devices[port_id];
2869
2870         if (udp_tunnel == NULL) {
2871                 RTE_ETHDEV_LOG(ERR, "Invalid udp_tunnel parameter\n");
2872                 return -EINVAL;
2873         }
2874
2875         if (udp_tunnel->prot_type >= RTE_TUNNEL_TYPE_MAX) {
2876                 RTE_ETHDEV_LOG(ERR, "Invalid tunnel type\n");
2877                 return -EINVAL;
2878         }
2879
2880         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->udp_tunnel_port_del, -ENOTSUP);
2881         return eth_err(port_id, (*dev->dev_ops->udp_tunnel_port_del)(dev,
2882                                                                 udp_tunnel));
2883 }
2884
2885 int
2886 rte_eth_led_on(uint16_t port_id)
2887 {
2888         struct rte_eth_dev *dev;
2889
2890         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2891         dev = &rte_eth_devices[port_id];
2892         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_on, -ENOTSUP);
2893         return eth_err(port_id, (*dev->dev_ops->dev_led_on)(dev));
2894 }
2895
2896 int
2897 rte_eth_led_off(uint16_t port_id)
2898 {
2899         struct rte_eth_dev *dev;
2900
2901         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2902         dev = &rte_eth_devices[port_id];
2903         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_led_off, -ENOTSUP);
2904         return eth_err(port_id, (*dev->dev_ops->dev_led_off)(dev));
2905 }
2906
2907 /*
2908  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
2909  * an empty spot.
2910  */
2911 static int
2912 get_mac_addr_index(uint16_t port_id, const struct ether_addr *addr)
2913 {
2914         struct rte_eth_dev_info dev_info;
2915         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
2916         unsigned i;
2917
2918         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2919         rte_eth_dev_info_get(port_id, &dev_info);
2920
2921         for (i = 0; i < dev_info.max_mac_addrs; i++)
2922                 if (memcmp(addr, &dev->data->mac_addrs[i], ETHER_ADDR_LEN) == 0)
2923                         return i;
2924
2925         return -1;
2926 }
2927
2928 static const struct ether_addr null_mac_addr;
2929
2930 int
2931 rte_eth_dev_mac_addr_add(uint16_t port_id, struct ether_addr *addr,
2932                         uint32_t pool)
2933 {
2934         struct rte_eth_dev *dev;
2935         int index;
2936         uint64_t pool_mask;
2937         int ret;
2938
2939         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2940         dev = &rte_eth_devices[port_id];
2941         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_add, -ENOTSUP);
2942
2943         if (is_zero_ether_addr(addr)) {
2944                 RTE_ETHDEV_LOG(ERR, "Port %u: Cannot add NULL MAC address\n",
2945                         port_id);
2946                 return -EINVAL;
2947         }
2948         if (pool >= ETH_64_POOLS) {
2949                 RTE_ETHDEV_LOG(ERR, "Pool id must be 0-%d\n", ETH_64_POOLS - 1);
2950                 return -EINVAL;
2951         }
2952
2953         index = get_mac_addr_index(port_id, addr);
2954         if (index < 0) {
2955                 index = get_mac_addr_index(port_id, &null_mac_addr);
2956                 if (index < 0) {
2957                         RTE_ETHDEV_LOG(ERR, "Port %u: MAC address array full\n",
2958                                 port_id);
2959                         return -ENOSPC;
2960                 }
2961         } else {
2962                 pool_mask = dev->data->mac_pool_sel[index];
2963
2964                 /* Check if both MAC address and pool is already there, and do nothing */
2965                 if (pool_mask & (1ULL << pool))
2966                         return 0;
2967         }
2968
2969         /* Update NIC */
2970         ret = (*dev->dev_ops->mac_addr_add)(dev, addr, index, pool);
2971
2972         if (ret == 0) {
2973                 /* Update address in NIC data structure */
2974                 ether_addr_copy(addr, &dev->data->mac_addrs[index]);
2975
2976                 /* Update pool bitmap in NIC data structure */
2977                 dev->data->mac_pool_sel[index] |= (1ULL << pool);
2978         }
2979
2980         return eth_err(port_id, ret);
2981 }
2982
2983 int
2984 rte_eth_dev_mac_addr_remove(uint16_t port_id, struct ether_addr *addr)
2985 {
2986         struct rte_eth_dev *dev;
2987         int index;
2988
2989         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
2990         dev = &rte_eth_devices[port_id];
2991         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_remove, -ENOTSUP);
2992
2993         index = get_mac_addr_index(port_id, addr);
2994         if (index == 0) {
2995                 RTE_ETHDEV_LOG(ERR,
2996                         "Port %u: Cannot remove default MAC address\n",
2997                         port_id);
2998                 return -EADDRINUSE;
2999         } else if (index < 0)
3000                 return 0;  /* Do nothing if address wasn't found */
3001
3002         /* Update NIC */
3003         (*dev->dev_ops->mac_addr_remove)(dev, index);
3004
3005         /* Update address in NIC data structure */
3006         ether_addr_copy(&null_mac_addr, &dev->data->mac_addrs[index]);
3007
3008         /* reset pool bitmap */
3009         dev->data->mac_pool_sel[index] = 0;
3010
3011         return 0;
3012 }
3013
3014 int
3015 rte_eth_dev_default_mac_addr_set(uint16_t port_id, struct ether_addr *addr)
3016 {
3017         struct rte_eth_dev *dev;
3018         int ret;
3019
3020         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3021
3022         if (!is_valid_assigned_ether_addr(addr))
3023                 return -EINVAL;
3024
3025         dev = &rte_eth_devices[port_id];
3026         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mac_addr_set, -ENOTSUP);
3027
3028         ret = (*dev->dev_ops->mac_addr_set)(dev, addr);
3029         if (ret < 0)
3030                 return ret;
3031
3032         /* Update default address in NIC data structure */
3033         ether_addr_copy(addr, &dev->data->mac_addrs[0]);
3034
3035         return 0;
3036 }
3037
3038
3039 /*
3040  * Returns index into MAC address array of addr. Use 00:00:00:00:00:00 to find
3041  * an empty spot.
3042  */
3043 static int
3044 get_hash_mac_addr_index(uint16_t port_id, const struct ether_addr *addr)
3045 {
3046         struct rte_eth_dev_info dev_info;
3047         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3048         unsigned i;
3049
3050         rte_eth_dev_info_get(port_id, &dev_info);
3051         if (!dev->data->hash_mac_addrs)
3052                 return -1;
3053
3054         for (i = 0; i < dev_info.max_hash_mac_addrs; i++)
3055                 if (memcmp(addr, &dev->data->hash_mac_addrs[i],
3056                         ETHER_ADDR_LEN) == 0)
3057                         return i;
3058
3059         return -1;
3060 }
3061
3062 int
3063 rte_eth_dev_uc_hash_table_set(uint16_t port_id, struct ether_addr *addr,
3064                                 uint8_t on)
3065 {
3066         int index;
3067         int ret;
3068         struct rte_eth_dev *dev;
3069
3070         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3071
3072         dev = &rte_eth_devices[port_id];
3073         if (is_zero_ether_addr(addr)) {
3074                 RTE_ETHDEV_LOG(ERR, "Port %u: Cannot add NULL MAC address\n",
3075                         port_id);
3076                 return -EINVAL;
3077         }
3078
3079         index = get_hash_mac_addr_index(port_id, addr);
3080         /* Check if it's already there, and do nothing */
3081         if ((index >= 0) && on)
3082                 return 0;
3083
3084         if (index < 0) {
3085                 if (!on) {
3086                         RTE_ETHDEV_LOG(ERR,
3087                                 "Port %u: the MAC address was not set in UTA\n",
3088                                 port_id);
3089                         return -EINVAL;
3090                 }
3091
3092                 index = get_hash_mac_addr_index(port_id, &null_mac_addr);
3093                 if (index < 0) {
3094                         RTE_ETHDEV_LOG(ERR, "Port %u: MAC address array full\n",
3095                                 port_id);
3096                         return -ENOSPC;
3097                 }
3098         }
3099
3100         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_hash_table_set, -ENOTSUP);
3101         ret = (*dev->dev_ops->uc_hash_table_set)(dev, addr, on);
3102         if (ret == 0) {
3103                 /* Update address in NIC data structure */
3104                 if (on)
3105                         ether_addr_copy(addr,
3106                                         &dev->data->hash_mac_addrs[index]);
3107                 else
3108                         ether_addr_copy(&null_mac_addr,
3109                                         &dev->data->hash_mac_addrs[index]);
3110         }
3111
3112         return eth_err(port_id, ret);
3113 }
3114
3115 int
3116 rte_eth_dev_uc_all_hash_table_set(uint16_t port_id, uint8_t on)
3117 {
3118         struct rte_eth_dev *dev;
3119
3120         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3121
3122         dev = &rte_eth_devices[port_id];
3123
3124         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->uc_all_hash_table_set, -ENOTSUP);
3125         return eth_err(port_id, (*dev->dev_ops->uc_all_hash_table_set)(dev,
3126                                                                        on));
3127 }
3128
3129 int rte_eth_set_queue_rate_limit(uint16_t port_id, uint16_t queue_idx,
3130                                         uint16_t tx_rate)
3131 {
3132         struct rte_eth_dev *dev;
3133         struct rte_eth_dev_info dev_info;
3134         struct rte_eth_link link;
3135
3136         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3137
3138         dev = &rte_eth_devices[port_id];
3139         rte_eth_dev_info_get(port_id, &dev_info);
3140         link = dev->data->dev_link;
3141
3142         if (queue_idx > dev_info.max_tx_queues) {
3143                 RTE_ETHDEV_LOG(ERR,
3144                         "Set queue rate limit:port %u: invalid queue id=%u\n",
3145                         port_id, queue_idx);
3146                 return -EINVAL;
3147         }
3148
3149         if (tx_rate > link.link_speed) {
3150                 RTE_ETHDEV_LOG(ERR,
3151                         "Set queue rate limit:invalid tx_rate=%u, bigger than link speed= %d\n",
3152                         tx_rate, link.link_speed);
3153                 return -EINVAL;
3154         }
3155
3156         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_queue_rate_limit, -ENOTSUP);
3157         return eth_err(port_id, (*dev->dev_ops->set_queue_rate_limit)(dev,
3158                                                         queue_idx, tx_rate));
3159 }
3160
3161 int
3162 rte_eth_mirror_rule_set(uint16_t port_id,
3163                         struct rte_eth_mirror_conf *mirror_conf,
3164                         uint8_t rule_id, uint8_t on)
3165 {
3166         struct rte_eth_dev *dev;
3167
3168         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3169         if (mirror_conf->rule_type == 0) {
3170                 RTE_ETHDEV_LOG(ERR, "Mirror rule type can not be 0\n");
3171                 return -EINVAL;
3172         }
3173
3174         if (mirror_conf->dst_pool >= ETH_64_POOLS) {
3175                 RTE_ETHDEV_LOG(ERR, "Invalid dst pool, pool id must be 0-%d\n",
3176                         ETH_64_POOLS - 1);
3177                 return -EINVAL;
3178         }
3179
3180         if ((mirror_conf->rule_type & (ETH_MIRROR_VIRTUAL_POOL_UP |
3181              ETH_MIRROR_VIRTUAL_POOL_DOWN)) &&
3182             (mirror_conf->pool_mask == 0)) {
3183                 RTE_ETHDEV_LOG(ERR,
3184                         "Invalid mirror pool, pool mask can not be 0\n");
3185                 return -EINVAL;
3186         }
3187
3188         if ((mirror_conf->rule_type & ETH_MIRROR_VLAN) &&
3189             mirror_conf->vlan.vlan_mask == 0) {
3190                 RTE_ETHDEV_LOG(ERR,
3191                         "Invalid vlan mask, vlan mask can not be 0\n");
3192                 return -EINVAL;
3193         }
3194
3195         dev = &rte_eth_devices[port_id];
3196         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_set, -ENOTSUP);
3197
3198         return eth_err(port_id, (*dev->dev_ops->mirror_rule_set)(dev,
3199                                                 mirror_conf, rule_id, on));
3200 }
3201
3202 int
3203 rte_eth_mirror_rule_reset(uint16_t port_id, uint8_t rule_id)
3204 {
3205         struct rte_eth_dev *dev;
3206
3207         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3208
3209         dev = &rte_eth_devices[port_id];
3210         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->mirror_rule_reset, -ENOTSUP);
3211
3212         return eth_err(port_id, (*dev->dev_ops->mirror_rule_reset)(dev,
3213                                                                    rule_id));
3214 }
3215
3216 RTE_INIT(eth_dev_init_cb_lists)
3217 {
3218         int i;
3219
3220         for (i = 0; i < RTE_MAX_ETHPORTS; i++)
3221                 TAILQ_INIT(&rte_eth_devices[i].link_intr_cbs);
3222 }
3223
3224 int
3225 rte_eth_dev_callback_register(uint16_t port_id,
3226                         enum rte_eth_event_type event,
3227                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
3228 {
3229         struct rte_eth_dev *dev;
3230         struct rte_eth_dev_callback *user_cb;
3231         uint32_t next_port; /* size is 32-bit to prevent loop wrap-around */
3232         uint16_t last_port;
3233
3234         if (!cb_fn)
3235                 return -EINVAL;
3236
3237         if (!rte_eth_dev_is_valid_port(port_id) && port_id != RTE_ETH_ALL) {
3238                 RTE_ETHDEV_LOG(ERR, "Invalid port_id=%d\n", port_id);
3239                 return -EINVAL;
3240         }
3241
3242         if (port_id == RTE_ETH_ALL) {
3243                 next_port = 0;
3244                 last_port = RTE_MAX_ETHPORTS - 1;
3245         } else {
3246                 next_port = last_port = port_id;
3247         }
3248
3249         rte_spinlock_lock(&rte_eth_dev_cb_lock);
3250
3251         do {
3252                 dev = &rte_eth_devices[next_port];
3253
3254                 TAILQ_FOREACH(user_cb, &(dev->link_intr_cbs), next) {
3255                         if (user_cb->cb_fn == cb_fn &&
3256                                 user_cb->cb_arg == cb_arg &&
3257                                 user_cb->event == event) {
3258                                 break;
3259                         }
3260                 }
3261
3262                 /* create a new callback. */
3263                 if (user_cb == NULL) {
3264                         user_cb = rte_zmalloc("INTR_USER_CALLBACK",
3265                                 sizeof(struct rte_eth_dev_callback), 0);
3266                         if (user_cb != NULL) {
3267                                 user_cb->cb_fn = cb_fn;
3268                                 user_cb->cb_arg = cb_arg;
3269                                 user_cb->event = event;
3270                                 TAILQ_INSERT_TAIL(&(dev->link_intr_cbs),
3271                                                   user_cb, next);
3272                         } else {
3273                                 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
3274                                 rte_eth_dev_callback_unregister(port_id, event,
3275                                                                 cb_fn, cb_arg);
3276                                 return -ENOMEM;
3277                         }
3278
3279                 }
3280         } while (++next_port <= last_port);
3281
3282         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
3283         return 0;
3284 }
3285
3286 int
3287 rte_eth_dev_callback_unregister(uint16_t port_id,
3288                         enum rte_eth_event_type event,
3289                         rte_eth_dev_cb_fn cb_fn, void *cb_arg)
3290 {
3291         int ret;
3292         struct rte_eth_dev *dev;
3293         struct rte_eth_dev_callback *cb, *next;
3294         uint32_t next_port; /* size is 32-bit to prevent loop wrap-around */
3295         uint16_t last_port;
3296
3297         if (!cb_fn)
3298                 return -EINVAL;
3299
3300         if (!rte_eth_dev_is_valid_port(port_id) && port_id != RTE_ETH_ALL) {
3301                 RTE_ETHDEV_LOG(ERR, "Invalid port_id=%d\n", port_id);
3302                 return -EINVAL;
3303         }
3304
3305         if (port_id == RTE_ETH_ALL) {
3306                 next_port = 0;
3307                 last_port = RTE_MAX_ETHPORTS - 1;
3308         } else {
3309                 next_port = last_port = port_id;
3310         }
3311
3312         rte_spinlock_lock(&rte_eth_dev_cb_lock);
3313
3314         do {
3315                 dev = &rte_eth_devices[next_port];
3316                 ret = 0;
3317                 for (cb = TAILQ_FIRST(&dev->link_intr_cbs); cb != NULL;
3318                      cb = next) {
3319
3320                         next = TAILQ_NEXT(cb, next);
3321
3322                         if (cb->cb_fn != cb_fn || cb->event != event ||
3323                             (cb->cb_arg != (void *)-1 && cb->cb_arg != cb_arg))
3324                                 continue;
3325
3326                         /*
3327                          * if this callback is not executing right now,
3328                          * then remove it.
3329                          */
3330                         if (cb->active == 0) {
3331                                 TAILQ_REMOVE(&(dev->link_intr_cbs), cb, next);
3332                                 rte_free(cb);
3333                         } else {
3334                                 ret = -EAGAIN;
3335                         }
3336                 }
3337         } while (++next_port <= last_port);
3338
3339         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
3340         return ret;
3341 }
3342
3343 int
3344 _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
3345         enum rte_eth_event_type event, void *ret_param)
3346 {
3347         struct rte_eth_dev_callback *cb_lst;
3348         struct rte_eth_dev_callback dev_cb;
3349         int rc = 0;
3350
3351         rte_spinlock_lock(&rte_eth_dev_cb_lock);
3352         TAILQ_FOREACH(cb_lst, &(dev->link_intr_cbs), next) {
3353                 if (cb_lst->cb_fn == NULL || cb_lst->event != event)
3354                         continue;
3355                 dev_cb = *cb_lst;
3356                 cb_lst->active = 1;
3357                 if (ret_param != NULL)
3358                         dev_cb.ret_param = ret_param;
3359
3360                 rte_spinlock_unlock(&rte_eth_dev_cb_lock);
3361                 rc = dev_cb.cb_fn(dev->data->port_id, dev_cb.event,
3362                                 dev_cb.cb_arg, dev_cb.ret_param);
3363                 rte_spinlock_lock(&rte_eth_dev_cb_lock);
3364                 cb_lst->active = 0;
3365         }
3366         rte_spinlock_unlock(&rte_eth_dev_cb_lock);
3367         return rc;
3368 }
3369
3370 void
3371 rte_eth_dev_probing_finish(struct rte_eth_dev *dev)
3372 {
3373         if (dev == NULL)
3374                 return;
3375
3376         _rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_NEW, NULL);
3377
3378         dev->state = RTE_ETH_DEV_ATTACHED;
3379 }
3380
3381 int
3382 rte_eth_dev_rx_intr_ctl(uint16_t port_id, int epfd, int op, void *data)
3383 {
3384         uint32_t vec;
3385         struct rte_eth_dev *dev;
3386         struct rte_intr_handle *intr_handle;
3387         uint16_t qid;
3388         int rc;
3389
3390         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3391
3392         dev = &rte_eth_devices[port_id];
3393
3394         if (!dev->intr_handle) {
3395                 RTE_ETHDEV_LOG(ERR, "RX Intr handle unset\n");
3396                 return -ENOTSUP;
3397         }
3398
3399         intr_handle = dev->intr_handle;
3400         if (!intr_handle->intr_vec) {
3401                 RTE_ETHDEV_LOG(ERR, "RX Intr vector unset\n");
3402                 return -EPERM;
3403         }
3404
3405         for (qid = 0; qid < dev->data->nb_rx_queues; qid++) {
3406                 vec = intr_handle->intr_vec[qid];
3407                 rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
3408                 if (rc && rc != -EEXIST) {
3409                         RTE_ETHDEV_LOG(ERR,
3410                                 "p %u q %u rx ctl error op %d epfd %d vec %u\n",
3411                                 port_id, qid, op, epfd, vec);
3412                 }
3413         }
3414
3415         return 0;
3416 }
3417
3418 const struct rte_memzone *
3419 rte_eth_dma_zone_reserve(const struct rte_eth_dev *dev, const char *ring_name,
3420                          uint16_t queue_id, size_t size, unsigned align,
3421                          int socket_id)
3422 {
3423         char z_name[RTE_MEMZONE_NAMESIZE];
3424         const struct rte_memzone *mz;
3425
3426         snprintf(z_name, sizeof(z_name), "%s_%s_%d_%d",
3427                  dev->device->driver->name, ring_name,
3428                  dev->data->port_id, queue_id);
3429
3430         mz = rte_memzone_lookup(z_name);
3431         if (mz)
3432                 return mz;
3433
3434         return rte_memzone_reserve_aligned(z_name, size, socket_id,
3435                         RTE_MEMZONE_IOVA_CONTIG, align);
3436 }
3437
3438 int __rte_experimental
3439 rte_eth_dev_create(struct rte_device *device, const char *name,
3440         size_t priv_data_size,
3441         ethdev_bus_specific_init ethdev_bus_specific_init,
3442         void *bus_init_params,
3443         ethdev_init_t ethdev_init, void *init_params)
3444 {
3445         struct rte_eth_dev *ethdev;
3446         int retval;
3447
3448         RTE_FUNC_PTR_OR_ERR_RET(*ethdev_init, -EINVAL);
3449
3450         if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
3451                 ethdev = rte_eth_dev_allocate(name);
3452                 if (!ethdev) {
3453                         retval = -ENODEV;
3454                         goto probe_failed;
3455                 }
3456
3457                 if (priv_data_size) {
3458                         ethdev->data->dev_private = rte_zmalloc_socket(
3459                                 name, priv_data_size, RTE_CACHE_LINE_SIZE,
3460                                 device->numa_node);
3461
3462                         if (!ethdev->data->dev_private) {
3463                                 RTE_LOG(ERR, EAL, "failed to allocate private data");
3464                                 retval = -ENOMEM;
3465                                 goto probe_failed;
3466                         }
3467                 }
3468         } else {
3469                 ethdev = rte_eth_dev_attach_secondary(name);
3470                 if (!ethdev) {
3471                         RTE_LOG(ERR, EAL, "secondary process attach failed, "
3472                                 "ethdev doesn't exist");
3473                         retval = -ENODEV;
3474                         goto probe_failed;
3475                 }
3476         }
3477
3478         ethdev->device = device;
3479
3480         if (ethdev_bus_specific_init) {
3481                 retval = ethdev_bus_specific_init(ethdev, bus_init_params);
3482                 if (retval) {
3483                         RTE_LOG(ERR, EAL,
3484                                 "ethdev bus specific initialisation failed");
3485                         goto probe_failed;
3486                 }
3487         }
3488
3489         retval = ethdev_init(ethdev, init_params);
3490         if (retval) {
3491                 RTE_LOG(ERR, EAL, "ethdev initialisation failed");
3492                 goto probe_failed;
3493         }
3494
3495         rte_eth_dev_probing_finish(ethdev);
3496
3497         return retval;
3498 probe_failed:
3499         /* free ports private data if primary process */
3500         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
3501                 rte_free(ethdev->data->dev_private);
3502
3503         rte_eth_dev_release_port(ethdev);
3504
3505         return retval;
3506 }
3507
3508 int  __rte_experimental
3509 rte_eth_dev_destroy(struct rte_eth_dev *ethdev,
3510         ethdev_uninit_t ethdev_uninit)
3511 {
3512         int ret;
3513
3514         ethdev = rte_eth_dev_allocated(ethdev->data->name);
3515         if (!ethdev)
3516                 return -ENODEV;
3517
3518         RTE_FUNC_PTR_OR_ERR_RET(*ethdev_uninit, -EINVAL);
3519         if (ethdev_uninit) {
3520                 ret = ethdev_uninit(ethdev);
3521                 if (ret)
3522                         return ret;
3523         }
3524
3525         if (rte_eal_process_type() == RTE_PROC_PRIMARY)
3526                 rte_free(ethdev->data->dev_private);
3527
3528         ethdev->data->dev_private = NULL;
3529
3530         return rte_eth_dev_release_port(ethdev);
3531 }
3532
3533 int
3534 rte_eth_dev_rx_intr_ctl_q(uint16_t port_id, uint16_t queue_id,
3535                           int epfd, int op, void *data)
3536 {
3537         uint32_t vec;
3538         struct rte_eth_dev *dev;
3539         struct rte_intr_handle *intr_handle;
3540         int rc;
3541
3542         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3543
3544         dev = &rte_eth_devices[port_id];
3545         if (queue_id >= dev->data->nb_rx_queues) {
3546                 RTE_ETHDEV_LOG(ERR, "Invalid RX queue_id=%u\n", queue_id);
3547                 return -EINVAL;
3548         }
3549
3550         if (!dev->intr_handle) {
3551                 RTE_ETHDEV_LOG(ERR, "RX Intr handle unset\n");
3552                 return -ENOTSUP;
3553         }
3554
3555         intr_handle = dev->intr_handle;
3556         if (!intr_handle->intr_vec) {
3557                 RTE_ETHDEV_LOG(ERR, "RX Intr vector unset\n");
3558                 return -EPERM;
3559         }
3560
3561         vec = intr_handle->intr_vec[queue_id];
3562         rc = rte_intr_rx_ctl(intr_handle, epfd, op, vec, data);
3563         if (rc && rc != -EEXIST) {
3564                 RTE_ETHDEV_LOG(ERR,
3565                         "p %u q %u rx ctl error op %d epfd %d vec %u\n",
3566                         port_id, queue_id, op, epfd, vec);
3567                 return rc;
3568         }
3569
3570         return 0;
3571 }
3572
3573 int
3574 rte_eth_dev_rx_intr_enable(uint16_t port_id,
3575                            uint16_t queue_id)
3576 {
3577         struct rte_eth_dev *dev;
3578
3579         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3580
3581         dev = &rte_eth_devices[port_id];
3582
3583         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_enable, -ENOTSUP);
3584         return eth_err(port_id, (*dev->dev_ops->rx_queue_intr_enable)(dev,
3585                                                                 queue_id));
3586 }
3587
3588 int
3589 rte_eth_dev_rx_intr_disable(uint16_t port_id,
3590                             uint16_t queue_id)
3591 {
3592         struct rte_eth_dev *dev;
3593
3594         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3595
3596         dev = &rte_eth_devices[port_id];
3597
3598         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rx_queue_intr_disable, -ENOTSUP);
3599         return eth_err(port_id, (*dev->dev_ops->rx_queue_intr_disable)(dev,
3600                                                                 queue_id));
3601 }
3602
3603
3604 int
3605 rte_eth_dev_filter_supported(uint16_t port_id,
3606                              enum rte_filter_type filter_type)
3607 {
3608         struct rte_eth_dev *dev;
3609
3610         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3611
3612         dev = &rte_eth_devices[port_id];
3613         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
3614         return (*dev->dev_ops->filter_ctrl)(dev, filter_type,
3615                                 RTE_ETH_FILTER_NOP, NULL);
3616 }
3617
3618 int
3619 rte_eth_dev_filter_ctrl(uint16_t port_id, enum rte_filter_type filter_type,
3620                         enum rte_filter_op filter_op, void *arg)
3621 {
3622         struct rte_eth_dev *dev;
3623
3624         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3625
3626         dev = &rte_eth_devices[port_id];
3627         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->filter_ctrl, -ENOTSUP);
3628         return eth_err(port_id, (*dev->dev_ops->filter_ctrl)(dev, filter_type,
3629                                                              filter_op, arg));
3630 }
3631
3632 const struct rte_eth_rxtx_callback *
3633 rte_eth_add_rx_callback(uint16_t port_id, uint16_t queue_id,
3634                 rte_rx_callback_fn fn, void *user_param)
3635 {
3636 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3637         rte_errno = ENOTSUP;
3638         return NULL;
3639 #endif
3640         /* check input parameters */
3641         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3642                     queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
3643                 rte_errno = EINVAL;
3644                 return NULL;
3645         }
3646         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
3647
3648         if (cb == NULL) {
3649                 rte_errno = ENOMEM;
3650                 return NULL;
3651         }
3652
3653         cb->fn.rx = fn;
3654         cb->param = user_param;
3655
3656         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3657         /* Add the callbacks in fifo order. */
3658         struct rte_eth_rxtx_callback *tail =
3659                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
3660
3661         if (!tail) {
3662                 rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
3663
3664         } else {
3665                 while (tail->next)
3666                         tail = tail->next;
3667                 tail->next = cb;
3668         }
3669         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3670
3671         return cb;
3672 }
3673
3674 const struct rte_eth_rxtx_callback *
3675 rte_eth_add_first_rx_callback(uint16_t port_id, uint16_t queue_id,
3676                 rte_rx_callback_fn fn, void *user_param)
3677 {
3678 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3679         rte_errno = ENOTSUP;
3680         return NULL;
3681 #endif
3682         /* check input parameters */
3683         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3684                 queue_id >= rte_eth_devices[port_id].data->nb_rx_queues) {
3685                 rte_errno = EINVAL;
3686                 return NULL;
3687         }
3688
3689         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
3690
3691         if (cb == NULL) {
3692                 rte_errno = ENOMEM;
3693                 return NULL;
3694         }
3695
3696         cb->fn.rx = fn;
3697         cb->param = user_param;
3698
3699         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3700         /* Add the callbacks at fisrt position*/
3701         cb->next = rte_eth_devices[port_id].post_rx_burst_cbs[queue_id];
3702         rte_smp_wmb();
3703         rte_eth_devices[port_id].post_rx_burst_cbs[queue_id] = cb;
3704         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3705
3706         return cb;
3707 }
3708
3709 const struct rte_eth_rxtx_callback *
3710 rte_eth_add_tx_callback(uint16_t port_id, uint16_t queue_id,
3711                 rte_tx_callback_fn fn, void *user_param)
3712 {
3713 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3714         rte_errno = ENOTSUP;
3715         return NULL;
3716 #endif
3717         /* check input parameters */
3718         if (!rte_eth_dev_is_valid_port(port_id) || fn == NULL ||
3719                     queue_id >= rte_eth_devices[port_id].data->nb_tx_queues) {
3720                 rte_errno = EINVAL;
3721                 return NULL;
3722         }
3723
3724         struct rte_eth_rxtx_callback *cb = rte_zmalloc(NULL, sizeof(*cb), 0);
3725
3726         if (cb == NULL) {
3727                 rte_errno = ENOMEM;
3728                 return NULL;
3729         }
3730
3731         cb->fn.tx = fn;
3732         cb->param = user_param;
3733
3734         rte_spinlock_lock(&rte_eth_tx_cb_lock);
3735         /* Add the callbacks in fifo order. */
3736         struct rte_eth_rxtx_callback *tail =
3737                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id];
3738
3739         if (!tail) {
3740                 rte_eth_devices[port_id].pre_tx_burst_cbs[queue_id] = cb;
3741
3742         } else {
3743                 while (tail->next)
3744                         tail = tail->next;
3745                 tail->next = cb;
3746         }
3747         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
3748
3749         return cb;
3750 }
3751
3752 int
3753 rte_eth_remove_rx_callback(uint16_t port_id, uint16_t queue_id,
3754                 const struct rte_eth_rxtx_callback *user_cb)
3755 {
3756 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3757         return -ENOTSUP;
3758 #endif
3759         /* Check input parameters. */
3760         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
3761         if (user_cb == NULL ||
3762                         queue_id >= rte_eth_devices[port_id].data->nb_rx_queues)
3763                 return -EINVAL;
3764
3765         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3766         struct rte_eth_rxtx_callback *cb;
3767         struct rte_eth_rxtx_callback **prev_cb;
3768         int ret = -EINVAL;
3769
3770         rte_spinlock_lock(&rte_eth_rx_cb_lock);
3771         prev_cb = &dev->post_rx_burst_cbs[queue_id];
3772         for (; *prev_cb != NULL; prev_cb = &cb->next) {
3773                 cb = *prev_cb;
3774                 if (cb == user_cb) {
3775                         /* Remove the user cb from the callback list. */
3776                         *prev_cb = cb->next;
3777                         ret = 0;
3778                         break;
3779                 }
3780         }
3781         rte_spinlock_unlock(&rte_eth_rx_cb_lock);
3782
3783         return ret;
3784 }
3785
3786 int
3787 rte_eth_remove_tx_callback(uint16_t port_id, uint16_t queue_id,
3788                 const struct rte_eth_rxtx_callback *user_cb)
3789 {
3790 #ifndef RTE_ETHDEV_RXTX_CALLBACKS
3791         return -ENOTSUP;
3792 #endif
3793         /* Check input parameters. */
3794         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -EINVAL);
3795         if (user_cb == NULL ||
3796                         queue_id >= rte_eth_devices[port_id].data->nb_tx_queues)
3797                 return -EINVAL;
3798
3799         struct rte_eth_dev *dev = &rte_eth_devices[port_id];
3800         int ret = -EINVAL;
3801         struct rte_eth_rxtx_callback *cb;
3802         struct rte_eth_rxtx_callback **prev_cb;
3803
3804         rte_spinlock_lock(&rte_eth_tx_cb_lock);
3805         prev_cb = &dev->pre_tx_burst_cbs[queue_id];
3806         for (; *prev_cb != NULL; prev_cb = &cb->next) {
3807                 cb = *prev_cb;
3808                 if (cb == user_cb) {
3809                         /* Remove the user cb from the callback list. */
3810                         *prev_cb = cb->next;
3811                         ret = 0;
3812                         break;
3813                 }
3814         }
3815         rte_spinlock_unlock(&rte_eth_tx_cb_lock);
3816
3817         return ret;
3818 }
3819
3820 int
3821 rte_eth_rx_queue_info_get(uint16_t port_id, uint16_t queue_id,
3822         struct rte_eth_rxq_info *qinfo)
3823 {
3824         struct rte_eth_dev *dev;
3825
3826         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3827
3828         if (qinfo == NULL)
3829                 return -EINVAL;
3830
3831         dev = &rte_eth_devices[port_id];
3832         if (queue_id >= dev->data->nb_rx_queues) {
3833                 RTE_ETHDEV_LOG(ERR, "Invalid RX queue_id=%u\n", queue_id);
3834                 return -EINVAL;
3835         }
3836
3837         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->rxq_info_get, -ENOTSUP);
3838
3839         memset(qinfo, 0, sizeof(*qinfo));
3840         dev->dev_ops->rxq_info_get(dev, queue_id, qinfo);
3841         return 0;
3842 }
3843
3844 int
3845 rte_eth_tx_queue_info_get(uint16_t port_id, uint16_t queue_id,
3846         struct rte_eth_txq_info *qinfo)
3847 {
3848         struct rte_eth_dev *dev;
3849
3850         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3851
3852         if (qinfo == NULL)
3853                 return -EINVAL;
3854
3855         dev = &rte_eth_devices[port_id];
3856         if (queue_id >= dev->data->nb_tx_queues) {
3857                 RTE_ETHDEV_LOG(ERR, "Invalid TX queue_id=%u\n", queue_id);
3858                 return -EINVAL;
3859         }
3860
3861         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->txq_info_get, -ENOTSUP);
3862
3863         memset(qinfo, 0, sizeof(*qinfo));
3864         dev->dev_ops->txq_info_get(dev, queue_id, qinfo);
3865
3866         return 0;
3867 }
3868
3869 int
3870 rte_eth_dev_set_mc_addr_list(uint16_t port_id,
3871                              struct ether_addr *mc_addr_set,
3872                              uint32_t nb_mc_addr)
3873 {
3874         struct rte_eth_dev *dev;
3875
3876         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3877
3878         dev = &rte_eth_devices[port_id];
3879         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_mc_addr_list, -ENOTSUP);
3880         return eth_err(port_id, dev->dev_ops->set_mc_addr_list(dev,
3881                                                 mc_addr_set, nb_mc_addr));
3882 }
3883
3884 int
3885 rte_eth_timesync_enable(uint16_t port_id)
3886 {
3887         struct rte_eth_dev *dev;
3888
3889         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3890         dev = &rte_eth_devices[port_id];
3891
3892         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_enable, -ENOTSUP);
3893         return eth_err(port_id, (*dev->dev_ops->timesync_enable)(dev));
3894 }
3895
3896 int
3897 rte_eth_timesync_disable(uint16_t port_id)
3898 {
3899         struct rte_eth_dev *dev;
3900
3901         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3902         dev = &rte_eth_devices[port_id];
3903
3904         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_disable, -ENOTSUP);
3905         return eth_err(port_id, (*dev->dev_ops->timesync_disable)(dev));
3906 }
3907
3908 int
3909 rte_eth_timesync_read_rx_timestamp(uint16_t port_id, struct timespec *timestamp,
3910                                    uint32_t flags)
3911 {
3912         struct rte_eth_dev *dev;
3913
3914         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3915         dev = &rte_eth_devices[port_id];
3916
3917         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_rx_timestamp, -ENOTSUP);
3918         return eth_err(port_id, (*dev->dev_ops->timesync_read_rx_timestamp)
3919                                 (dev, timestamp, flags));
3920 }
3921
3922 int
3923 rte_eth_timesync_read_tx_timestamp(uint16_t port_id,
3924                                    struct timespec *timestamp)
3925 {
3926         struct rte_eth_dev *dev;
3927
3928         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3929         dev = &rte_eth_devices[port_id];
3930
3931         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_tx_timestamp, -ENOTSUP);
3932         return eth_err(port_id, (*dev->dev_ops->timesync_read_tx_timestamp)
3933                                 (dev, timestamp));
3934 }
3935
3936 int
3937 rte_eth_timesync_adjust_time(uint16_t port_id, int64_t delta)
3938 {
3939         struct rte_eth_dev *dev;
3940
3941         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3942         dev = &rte_eth_devices[port_id];
3943
3944         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_adjust_time, -ENOTSUP);
3945         return eth_err(port_id, (*dev->dev_ops->timesync_adjust_time)(dev,
3946                                                                       delta));
3947 }
3948
3949 int
3950 rte_eth_timesync_read_time(uint16_t port_id, struct timespec *timestamp)
3951 {
3952         struct rte_eth_dev *dev;
3953
3954         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3955         dev = &rte_eth_devices[port_id];
3956
3957         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_read_time, -ENOTSUP);
3958         return eth_err(port_id, (*dev->dev_ops->timesync_read_time)(dev,
3959                                                                 timestamp));
3960 }
3961
3962 int
3963 rte_eth_timesync_write_time(uint16_t port_id, const struct timespec *timestamp)
3964 {
3965         struct rte_eth_dev *dev;
3966
3967         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3968         dev = &rte_eth_devices[port_id];
3969
3970         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->timesync_write_time, -ENOTSUP);
3971         return eth_err(port_id, (*dev->dev_ops->timesync_write_time)(dev,
3972                                                                 timestamp));
3973 }
3974
3975 int
3976 rte_eth_dev_get_reg_info(uint16_t port_id, struct rte_dev_reg_info *info)
3977 {
3978         struct rte_eth_dev *dev;
3979
3980         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3981
3982         dev = &rte_eth_devices[port_id];
3983         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_reg, -ENOTSUP);
3984         return eth_err(port_id, (*dev->dev_ops->get_reg)(dev, info));
3985 }
3986
3987 int
3988 rte_eth_dev_get_eeprom_length(uint16_t port_id)
3989 {
3990         struct rte_eth_dev *dev;
3991
3992         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
3993
3994         dev = &rte_eth_devices[port_id];
3995         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom_length, -ENOTSUP);
3996         return eth_err(port_id, (*dev->dev_ops->get_eeprom_length)(dev));
3997 }
3998
3999 int
4000 rte_eth_dev_get_eeprom(uint16_t port_id, struct rte_dev_eeprom_info *info)
4001 {
4002         struct rte_eth_dev *dev;
4003
4004         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4005
4006         dev = &rte_eth_devices[port_id];
4007         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_eeprom, -ENOTSUP);
4008         return eth_err(port_id, (*dev->dev_ops->get_eeprom)(dev, info));
4009 }
4010
4011 int
4012 rte_eth_dev_set_eeprom(uint16_t port_id, struct rte_dev_eeprom_info *info)
4013 {
4014         struct rte_eth_dev *dev;
4015
4016         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4017
4018         dev = &rte_eth_devices[port_id];
4019         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->set_eeprom, -ENOTSUP);
4020         return eth_err(port_id, (*dev->dev_ops->set_eeprom)(dev, info));
4021 }
4022
4023 int __rte_experimental
4024 rte_eth_dev_get_module_info(uint16_t port_id,
4025                             struct rte_eth_dev_module_info *modinfo)
4026 {
4027         struct rte_eth_dev *dev;
4028
4029         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4030
4031         dev = &rte_eth_devices[port_id];
4032         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_module_info, -ENOTSUP);
4033         return (*dev->dev_ops->get_module_info)(dev, modinfo);
4034 }
4035
4036 int __rte_experimental
4037 rte_eth_dev_get_module_eeprom(uint16_t port_id,
4038                               struct rte_dev_eeprom_info *info)
4039 {
4040         struct rte_eth_dev *dev;
4041
4042         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4043
4044         dev = &rte_eth_devices[port_id];
4045         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_module_eeprom, -ENOTSUP);
4046         return (*dev->dev_ops->get_module_eeprom)(dev, info);
4047 }
4048
4049 int
4050 rte_eth_dev_get_dcb_info(uint16_t port_id,
4051                              struct rte_eth_dcb_info *dcb_info)
4052 {
4053         struct rte_eth_dev *dev;
4054
4055         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4056
4057         dev = &rte_eth_devices[port_id];
4058         memset(dcb_info, 0, sizeof(struct rte_eth_dcb_info));
4059
4060         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->get_dcb_info, -ENOTSUP);
4061         return eth_err(port_id, (*dev->dev_ops->get_dcb_info)(dev, dcb_info));
4062 }
4063
4064 int
4065 rte_eth_dev_l2_tunnel_eth_type_conf(uint16_t port_id,
4066                                     struct rte_eth_l2_tunnel_conf *l2_tunnel)
4067 {
4068         struct rte_eth_dev *dev;
4069
4070         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4071         if (l2_tunnel == NULL) {
4072                 RTE_ETHDEV_LOG(ERR, "Invalid l2_tunnel parameter\n");
4073                 return -EINVAL;
4074         }
4075
4076         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
4077                 RTE_ETHDEV_LOG(ERR, "Invalid tunnel type\n");
4078                 return -EINVAL;
4079         }
4080
4081         dev = &rte_eth_devices[port_id];
4082         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_eth_type_conf,
4083                                 -ENOTSUP);
4084         return eth_err(port_id, (*dev->dev_ops->l2_tunnel_eth_type_conf)(dev,
4085                                                                 l2_tunnel));
4086 }
4087
4088 int
4089 rte_eth_dev_l2_tunnel_offload_set(uint16_t port_id,
4090                                   struct rte_eth_l2_tunnel_conf *l2_tunnel,
4091                                   uint32_t mask,
4092                                   uint8_t en)
4093 {
4094         struct rte_eth_dev *dev;
4095
4096         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4097
4098         if (l2_tunnel == NULL) {
4099                 RTE_ETHDEV_LOG(ERR, "Invalid l2_tunnel parameter\n");
4100                 return -EINVAL;
4101         }
4102
4103         if (l2_tunnel->l2_tunnel_type >= RTE_TUNNEL_TYPE_MAX) {
4104                 RTE_ETHDEV_LOG(ERR, "Invalid tunnel type\n");
4105                 return -EINVAL;
4106         }
4107
4108         if (mask == 0) {
4109                 RTE_ETHDEV_LOG(ERR, "Mask should have a value\n");
4110                 return -EINVAL;
4111         }
4112
4113         dev = &rte_eth_devices[port_id];
4114         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->l2_tunnel_offload_set,
4115                                 -ENOTSUP);
4116         return eth_err(port_id, (*dev->dev_ops->l2_tunnel_offload_set)(dev,
4117                                                         l2_tunnel, mask, en));
4118 }
4119
4120 static void
4121 rte_eth_dev_adjust_nb_desc(uint16_t *nb_desc,
4122                            const struct rte_eth_desc_lim *desc_lim)
4123 {
4124         if (desc_lim->nb_align != 0)
4125                 *nb_desc = RTE_ALIGN_CEIL(*nb_desc, desc_lim->nb_align);
4126
4127         if (desc_lim->nb_max != 0)
4128                 *nb_desc = RTE_MIN(*nb_desc, desc_lim->nb_max);
4129
4130         *nb_desc = RTE_MAX(*nb_desc, desc_lim->nb_min);
4131 }
4132
4133 int
4134 rte_eth_dev_adjust_nb_rx_tx_desc(uint16_t port_id,
4135                                  uint16_t *nb_rx_desc,
4136                                  uint16_t *nb_tx_desc)
4137 {
4138         struct rte_eth_dev *dev;
4139         struct rte_eth_dev_info dev_info;
4140
4141         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4142
4143         dev = &rte_eth_devices[port_id];
4144         RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_infos_get, -ENOTSUP);
4145
4146         rte_eth_dev_info_get(port_id, &dev_info);
4147
4148         if (nb_rx_desc != NULL)
4149                 rte_eth_dev_adjust_nb_desc(nb_rx_desc, &dev_info.rx_desc_lim);
4150
4151         if (nb_tx_desc != NULL)
4152                 rte_eth_dev_adjust_nb_desc(nb_tx_desc, &dev_info.tx_desc_lim);
4153
4154         return 0;
4155 }
4156
4157 int
4158 rte_eth_dev_pool_ops_supported(uint16_t port_id, const char *pool)
4159 {
4160         struct rte_eth_dev *dev;
4161
4162         RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
4163
4164         if (pool == NULL)
4165                 return -EINVAL;
4166
4167         dev = &rte_eth_devices[port_id];
4168
4169         if (*dev->dev_ops->pool_ops_supported == NULL)
4170                 return 1; /* all pools are supported */
4171
4172         return (*dev->dev_ops->pool_ops_supported)(dev, pool);
4173 }
4174
4175 /**
4176  * A set of values to describe the possible states of a switch domain.
4177  */
4178 enum rte_eth_switch_domain_state {
4179         RTE_ETH_SWITCH_DOMAIN_UNUSED = 0,
4180         RTE_ETH_SWITCH_DOMAIN_ALLOCATED
4181 };
4182
4183 /**
4184  * Array of switch domains available for allocation. Array is sized to
4185  * RTE_MAX_ETHPORTS elements as there cannot be more active switch domains than
4186  * ethdev ports in a single process.
4187  */
4188 struct rte_eth_dev_switch {
4189         enum rte_eth_switch_domain_state state;
4190 } rte_eth_switch_domains[RTE_MAX_ETHPORTS];
4191
4192 int __rte_experimental
4193 rte_eth_switch_domain_alloc(uint16_t *domain_id)
4194 {
4195         unsigned int i;
4196
4197         *domain_id = RTE_ETH_DEV_SWITCH_DOMAIN_ID_INVALID;
4198
4199         for (i = RTE_ETH_DEV_SWITCH_DOMAIN_ID_INVALID + 1;
4200                 i < RTE_MAX_ETHPORTS; i++) {
4201                 if (rte_eth_switch_domains[i].state ==
4202                         RTE_ETH_SWITCH_DOMAIN_UNUSED) {
4203                         rte_eth_switch_domains[i].state =
4204                                 RTE_ETH_SWITCH_DOMAIN_ALLOCATED;
4205                         *domain_id = i;
4206                         return 0;
4207                 }
4208         }
4209
4210         return -ENOSPC;
4211 }
4212
4213 int __rte_experimental
4214 rte_eth_switch_domain_free(uint16_t domain_id)
4215 {
4216         if (domain_id == RTE_ETH_DEV_SWITCH_DOMAIN_ID_INVALID ||
4217                 domain_id >= RTE_MAX_ETHPORTS)
4218                 return -EINVAL;
4219
4220         if (rte_eth_switch_domains[domain_id].state !=
4221                 RTE_ETH_SWITCH_DOMAIN_ALLOCATED)
4222                 return -EINVAL;
4223
4224         rte_eth_switch_domains[domain_id].state = RTE_ETH_SWITCH_DOMAIN_UNUSED;
4225
4226         return 0;
4227 }
4228
4229 typedef int (*rte_eth_devargs_callback_t)(char *str, void *data);
4230
4231 static int
4232 rte_eth_devargs_tokenise(struct rte_kvargs *arglist, const char *str_in)
4233 {
4234         int state;
4235         struct rte_kvargs_pair *pair;
4236         char *letter;
4237
4238         arglist->str = strdup(str_in);
4239         if (arglist->str == NULL)
4240                 return -ENOMEM;
4241
4242         letter = arglist->str;
4243         state = 0;
4244         arglist->count = 0;
4245         pair = &arglist->pairs[0];
4246         while (1) {
4247                 switch (state) {
4248                 case 0: /* Initial */
4249                         if (*letter == '=')
4250                                 return -EINVAL;
4251                         else if (*letter == '\0')
4252                                 return 0;
4253
4254                         state = 1;
4255                         pair->key = letter;
4256                         /* fall-thru */
4257
4258                 case 1: /* Parsing key */
4259                         if (*letter == '=') {
4260                                 *letter = '\0';
4261                                 pair->value = letter + 1;
4262                                 state = 2;
4263                         } else if (*letter == ',' || *letter == '\0')
4264                                 return -EINVAL;
4265                         break;
4266
4267
4268                 case 2: /* Parsing value */
4269                         if (*letter == '[')
4270                                 state = 3;
4271                         else if (*letter == ',') {
4272                                 *letter = '\0';
4273                                 arglist->count++;
4274                                 pair = &arglist->pairs[arglist->count];
4275                                 state = 0;
4276                         } else if (*letter == '\0') {
4277                                 letter--;
4278                                 arglist->count++;
4279                                 pair = &arglist->pairs[arglist->count];
4280                                 state = 0;
4281                         }
4282                         break;
4283
4284                 case 3: /* Parsing list */
4285                         if (*letter == ']')
4286                                 state = 2;
4287                         else if (*letter == '\0')
4288                                 return -EINVAL;
4289                         break;
4290                 }
4291                 letter++;
4292         }
4293 }
4294
4295 static int
4296 rte_eth_devargs_parse_list(char *str, rte_eth_devargs_callback_t callback,
4297         void *data)
4298 {
4299         char *str_start;
4300         int state;
4301         int result;
4302
4303         if (*str != '[')
4304                 /* Single element, not a list */
4305                 return callback(str, data);
4306
4307         /* Sanity check, then strip the brackets */
4308         str_start = &str[strlen(str) - 1];
4309         if (*str_start != ']') {
4310                 RTE_LOG(ERR, EAL, "(%s): List does not end with ']'", str);
4311                 return -EINVAL;
4312         }
4313         str++;
4314         *str_start = '\0';
4315
4316         /* Process list elements */
4317         state = 0;
4318         while (1) {
4319                 if (state == 0) {
4320                         if (*str == '\0')
4321                                 break;
4322                         if (*str != ',') {
4323                                 str_start = str;
4324                                 state = 1;
4325                         }
4326                 } else if (state == 1) {
4327                         if (*str == ',' || *str == '\0') {
4328                                 if (str > str_start) {
4329                                         /* Non-empty string fragment */
4330                                         *str = '\0';
4331                                         result = callback(str_start, data);
4332                                         if (result < 0)
4333                                                 return result;
4334                                 }
4335                                 state = 0;
4336                         }
4337                 }
4338                 str++;
4339         }
4340         return 0;
4341 }
4342
4343 static int
4344 rte_eth_devargs_process_range(char *str, uint16_t *list, uint16_t *len_list,
4345         const uint16_t max_list)
4346 {
4347         uint16_t lo, hi, val;
4348         int result;
4349
4350         result = sscanf(str, "%hu-%hu", &lo, &hi);
4351         if (result == 1) {
4352                 if (*len_list >= max_list)
4353                         return -ENOMEM;
4354                 list[(*len_list)++] = lo;
4355         } else if (result == 2) {
4356                 if (lo >= hi || lo > RTE_MAX_ETHPORTS || hi > RTE_MAX_ETHPORTS)
4357                         return -EINVAL;
4358                 for (val = lo; val <= hi; val++) {
4359                         if (*len_list >= max_list)
4360                                 return -ENOMEM;
4361                         list[(*len_list)++] = val;
4362                 }
4363         } else
4364                 return -EINVAL;
4365         return 0;
4366 }
4367
4368
4369 static int
4370 rte_eth_devargs_parse_representor_ports(char *str, void *data)
4371 {
4372         struct rte_eth_devargs *eth_da = data;
4373
4374         return rte_eth_devargs_process_range(str, eth_da->representor_ports,
4375                 &eth_da->nb_representor_ports, RTE_MAX_ETHPORTS);
4376 }
4377
4378 int __rte_experimental
4379 rte_eth_devargs_parse(const char *dargs, struct rte_eth_devargs *eth_da)
4380 {
4381         struct rte_kvargs args;
4382         struct rte_kvargs_pair *pair;
4383         unsigned int i;
4384         int result = 0;
4385
4386         memset(eth_da, 0, sizeof(*eth_da));
4387
4388         result = rte_eth_devargs_tokenise(&args, dargs);
4389         if (result < 0)
4390                 goto parse_cleanup;
4391
4392         for (i = 0; i < args.count; i++) {
4393                 pair = &args.pairs[i];
4394                 if (strcmp("representor", pair->key) == 0) {
4395                         result = rte_eth_devargs_parse_list(pair->value,
4396                                 rte_eth_devargs_parse_representor_ports,
4397                                 eth_da);
4398                         if (result < 0)
4399                                 goto parse_cleanup;
4400                 }
4401         }
4402
4403 parse_cleanup:
4404         if (args.str)
4405                 free(args.str);
4406
4407         return result;
4408 }
4409
4410 RTE_INIT(ethdev_init_log)
4411 {
4412         rte_eth_dev_logtype = rte_log_register("lib.ethdev");
4413         if (rte_eth_dev_logtype >= 0)
4414                 rte_log_set_level(rte_eth_dev_logtype, RTE_LOG_INFO);
4415 }