drivers/net/bonding/rte_eth_bond_pmd.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2010-2017 Intel Corporation
   3  */
   4 #include <stdlib.h>
   5 #include <stdbool.h>
   6 #include <netinet/in.h>
   7
   8 #include <rte_mbuf.h>
   9 #include <rte_malloc.h>
  10 #include <ethdev_driver.h>
  11 #include <ethdev_vdev.h>
  12 #include <rte_tcp.h>
  13 #include <rte_udp.h>
  14 #include <rte_ip.h>
  15 #include <rte_ip_frag.h>
  16 #include <rte_devargs.h>
  17 #include <rte_kvargs.h>
  18 #include <rte_bus_vdev.h>
  19 #include <rte_alarm.h>
  20 #include <rte_cycles.h>
  21 #include <rte_string_fns.h>
  22
  23 #include "rte_eth_bond.h"
  24 #include "eth_bond_private.h"
  25 #include "eth_bond_8023ad_private.h"
  26
  27 #define REORDER_PERIOD_MS 10
  28 #define DEFAULT_POLLING_INTERVAL_10_MS (10)
  29 #define BOND_MAX_MAC_ADDRS 16
  30
  31 #define HASH_L4_PORTS(h) ((h)->src_port ^ (h)->dst_port)
  32
  33 /* Table for statistics in mode 5 TLB */
  34 static uint64_t tlb_last_obytets[RTE_MAX_ETHPORTS];
  35
  36 static inline size_t
  37 get_vlan_offset(struct rte_ether_hdr *eth_hdr, uint16_t *proto)
  38 {
  39         size_t vlan_offset = 0;
  40
  41         if (rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN) == *proto ||
  42                 rte_cpu_to_be_16(RTE_ETHER_TYPE_QINQ) == *proto) {
  43                 struct rte_vlan_hdr *vlan_hdr =
  44                         (struct rte_vlan_hdr *)(eth_hdr + 1);
  45
  46                 vlan_offset = sizeof(struct rte_vlan_hdr);
  47                 *proto = vlan_hdr->eth_proto;
  48
  49                 if (rte_cpu_to_be_16(RTE_ETHER_TYPE_VLAN) == *proto) {
  50                         vlan_hdr = vlan_hdr + 1;
  51                         *proto = vlan_hdr->eth_proto;
  52                         vlan_offset += sizeof(struct rte_vlan_hdr);
  53                 }
  54         }
  55         return vlan_offset;
  56 }
  57
  58 static uint16_t
  59 bond_ethdev_rx_burst(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
  60 {
  61         struct bond_dev_private *internals;
  62
  63         uint16_t num_rx_total = 0;
  64         uint16_t slave_count;
  65         uint16_t active_slave;
  66         int i;
  67
  68         /* Cast to structure, containing bonded device's port id and queue id */
  69         struct bond_rx_queue *bd_rx_q = (struct bond_rx_queue *)queue;
  70         internals = bd_rx_q->dev_private;
  71         slave_count = internals->active_slave_count;
  72         active_slave = bd_rx_q->active_slave;
  73
  74         for (i = 0; i < slave_count && nb_pkts; i++) {
  75                 uint16_t num_rx_slave;
  76
  77                 /* Offset of pointer to *bufs increases as packets are received
  78                  * from other slaves */
  79                 num_rx_slave =
  80                         rte_eth_rx_burst(internals->active_slaves[active_slave],
  81                                          bd_rx_q->queue_id,
  82                                          bufs + num_rx_total, nb_pkts);
  83                 num_rx_total += num_rx_slave;
  84                 nb_pkts -= num_rx_slave;
  85                 if (++active_slave == slave_count)
  86                         active_slave = 0;
  87         }
  88
  89         if (++bd_rx_q->active_slave >= slave_count)
  90                 bd_rx_q->active_slave = 0;
  91         return num_rx_total;
  92 }
  93
  94 static uint16_t
  95 bond_ethdev_rx_burst_active_backup(void *queue, struct rte_mbuf **bufs,
  96                 uint16_t nb_pkts)
  97 {
  98         struct bond_dev_private *internals;
  99
 100         /* Cast to structure, containing bonded device's port id and queue id */
 101         struct bond_rx_queue *bd_rx_q = (struct bond_rx_queue *)queue;
 102
 103         internals = bd_rx_q->dev_private;
 104
 105         return rte_eth_rx_burst(internals->current_primary_port,
 106                         bd_rx_q->queue_id, bufs, nb_pkts);
 107 }
 108
 109 static inline uint8_t
 110 is_lacp_packets(uint16_t ethertype, uint8_t subtype, struct rte_mbuf *mbuf)
 111 {
 112         const uint16_t ether_type_slow_be =
 113                 rte_be_to_cpu_16(RTE_ETHER_TYPE_SLOW);
 114
 115         return !((mbuf->ol_flags & PKT_RX_VLAN) ? mbuf->vlan_tci : 0) &&
 116                 (ethertype == ether_type_slow_be &&
 117                 (subtype == SLOW_SUBTYPE_MARKER || subtype == SLOW_SUBTYPE_LACP));
 118 }
 119
 120 /*****************************************************************************
 121  * Flow director's setup for mode 4 optimization
 122  */
 123
 124 static struct rte_flow_item_eth flow_item_eth_type_8023ad = {
 125         .dst.addr_bytes = { 0 },
 126         .src.addr_bytes = { 0 },
 127         .type = RTE_BE16(RTE_ETHER_TYPE_SLOW),
 128 };
 129
 130 static struct rte_flow_item_eth flow_item_eth_mask_type_8023ad = {
 131         .dst.addr_bytes = { 0 },
 132         .src.addr_bytes = { 0 },
 133         .type = 0xFFFF,
 134 };
 135
 136 static struct rte_flow_item flow_item_8023ad[] = {
 137         {
 138                 .type = RTE_FLOW_ITEM_TYPE_ETH,
 139                 .spec = &flow_item_eth_type_8023ad,
 140                 .last = NULL,
 141                 .mask = &flow_item_eth_mask_type_8023ad,
 142         },
 143         {
 144                 .type = RTE_FLOW_ITEM_TYPE_END,
 145                 .spec = NULL,
 146                 .last = NULL,
 147                 .mask = NULL,
 148         }
 149 };
 150
 151 const struct rte_flow_attr flow_attr_8023ad = {
 152         .group = 0,
 153         .priority = 0,
 154         .ingress = 1,
 155         .egress = 0,
 156         .reserved = 0,
 157 };
 158
 159 int
 160 bond_ethdev_8023ad_flow_verify(struct rte_eth_dev *bond_dev,
 161                 uint16_t slave_port) {
 162         struct rte_eth_dev_info slave_info;
 163         struct rte_flow_error error;
 164         struct bond_dev_private *internals = bond_dev->data->dev_private;
 165
 166         const struct rte_flow_action_queue lacp_queue_conf = {
 167                 .index = 0,
 168         };
 169
 170         const struct rte_flow_action actions[] = {
 171                 {
 172                         .type = RTE_FLOW_ACTION_TYPE_QUEUE,
 173                         .conf = &lacp_queue_conf
 174                 },
 175                 {
 176                         .type = RTE_FLOW_ACTION_TYPE_END,
 177                 }
 178         };
 179
 180         int ret = rte_flow_validate(slave_port, &flow_attr_8023ad,
 181                         flow_item_8023ad, actions, &error);
 182         if (ret < 0) {
 183                 RTE_BOND_LOG(ERR, "%s: %s (slave_port=%d queue_id=%d)",
 184                                 __func__, error.message, slave_port,
 185                                 internals->mode4.dedicated_queues.rx_qid);
 186                 return -1;
 187         }
 188
 189         ret = rte_eth_dev_info_get(slave_port, &slave_info);
 190         if (ret != 0) {
 191                 RTE_BOND_LOG(ERR,
 192                         "%s: Error during getting device (port %u) info: %s\n",
 193                         __func__, slave_port, strerror(-ret));
 194
 195                 return ret;
 196         }
 197
 198         if (slave_info.max_rx_queues < bond_dev->data->nb_rx_queues ||
 199                         slave_info.max_tx_queues < bond_dev->data->nb_tx_queues) {
 200                 RTE_BOND_LOG(ERR,
 201                         "%s: Slave %d capabilities doesn't allow to allocate additional queues",
 202                         __func__, slave_port);
 203                 return -1;
 204         }
 205
 206         return 0;
 207 }
 208
 209 int
 210 bond_8023ad_slow_pkt_hw_filter_supported(uint16_t port_id) {
 211         struct rte_eth_dev *bond_dev = &rte_eth_devices[port_id];
 212         struct bond_dev_private *internals = bond_dev->data->dev_private;
 213         struct rte_eth_dev_info bond_info;
 214         uint16_t idx;
 215         int ret;
 216
 217         /* Verify if all slaves in bonding supports flow director and */
 218         if (internals->slave_count > 0) {
 219                 ret = rte_eth_dev_info_get(bond_dev->data->port_id, &bond_info);
 220                 if (ret != 0) {
 221                         RTE_BOND_LOG(ERR,
 222                                 "%s: Error during getting device (port %u) info: %s\n",
 223                                 __func__, bond_dev->data->port_id,
 224                                 strerror(-ret));
 225
 226                         return ret;
 227                 }
 228
 229                 internals->mode4.dedicated_queues.rx_qid = bond_info.nb_rx_queues;
 230                 internals->mode4.dedicated_queues.tx_qid = bond_info.nb_tx_queues;
 231
 232                 for (idx = 0; idx < internals->slave_count; idx++) {
 233                         if (bond_ethdev_8023ad_flow_verify(bond_dev,
 234                                         internals->slaves[idx].port_id) != 0)
 235                                 return -1;
 236                 }
 237         }
 238
 239         return 0;
 240 }
 241
 242 int
 243 bond_ethdev_8023ad_flow_set(struct rte_eth_dev *bond_dev, uint16_t slave_port) {
 244
 245         struct rte_flow_error error;
 246         struct bond_dev_private *internals = bond_dev->data->dev_private;
 247         struct rte_flow_action_queue lacp_queue_conf = {
 248                 .index = internals->mode4.dedicated_queues.rx_qid,
 249         };
 250
 251         const struct rte_flow_action actions[] = {
 252                 {
 253                         .type = RTE_FLOW_ACTION_TYPE_QUEUE,
 254                         .conf = &lacp_queue_conf
 255                 },
 256                 {
 257                         .type = RTE_FLOW_ACTION_TYPE_END,
 258                 }
 259         };
 260
 261         internals->mode4.dedicated_queues.flow[slave_port] = rte_flow_create(slave_port,
 262                         &flow_attr_8023ad, flow_item_8023ad, actions, &error);
 263         if (internals->mode4.dedicated_queues.flow[slave_port] == NULL) {
 264                 RTE_BOND_LOG(ERR, "bond_ethdev_8023ad_flow_set: %s "
 265                                 "(slave_port=%d queue_id=%d)",
 266                                 error.message, slave_port,
 267                                 internals->mode4.dedicated_queues.rx_qid);
 268                 return -1;
 269         }
 270
 271         return 0;
 272 }
 273
 274 static inline uint16_t
 275 rx_burst_8023ad(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts,
 276                 bool dedicated_rxq)
 277 {
 278         /* Cast to structure, containing bonded device's port id and queue id */
 279         struct bond_rx_queue *bd_rx_q = (struct bond_rx_queue *)queue;
 280         struct bond_dev_private *internals = bd_rx_q->dev_private;
 281         struct rte_eth_dev *bonded_eth_dev =
 282                                         &rte_eth_devices[internals->port_id];
 283         struct rte_ether_addr *bond_mac = bonded_eth_dev->data->mac_addrs;
 284         struct rte_ether_hdr *hdr;
 285
 286         const uint16_t ether_type_slow_be =
 287                 rte_be_to_cpu_16(RTE_ETHER_TYPE_SLOW);
 288         uint16_t num_rx_total = 0;      /* Total number of received packets */
 289         uint16_t slaves[RTE_MAX_ETHPORTS];
 290         uint16_t slave_count, idx;
 291
 292         uint8_t collecting;  /* current slave collecting status */
 293         const uint8_t promisc = rte_eth_promiscuous_get(internals->port_id);
 294         const uint8_t allmulti = rte_eth_allmulticast_get(internals->port_id);
 295         uint8_t subtype;
 296         uint16_t i;
 297         uint16_t j;
 298         uint16_t k;
 299
 300         /* Copy slave list to protect against slave up/down changes during tx
 301          * bursting */
 302         slave_count = internals->active_slave_count;
 303         memcpy(slaves, internals->active_slaves,
 304                         sizeof(internals->active_slaves[0]) * slave_count);
 305
 306         idx = bd_rx_q->active_slave;
 307         if (idx >= slave_count) {
 308                 bd_rx_q->active_slave = 0;
 309                 idx = 0;
 310         }
 311         for (i = 0; i < slave_count && num_rx_total < nb_pkts; i++) {
 312                 j = num_rx_total;
 313                 collecting = ACTOR_STATE(&bond_mode_8023ad_ports[slaves[idx]],
 314                                          COLLECTING);
 315
 316                 /* Read packets from this slave */
 317                 num_rx_total += rte_eth_rx_burst(slaves[idx], bd_rx_q->queue_id,
 318                                 &bufs[num_rx_total], nb_pkts - num_rx_total);
 319
 320                 for (k = j; k < 2 && k < num_rx_total; k++)
 321                         rte_prefetch0(rte_pktmbuf_mtod(bufs[k], void *));
 322
 323                 /* Handle slow protocol packets. */
 324                 while (j < num_rx_total) {
 325                         if (j + 3 < num_rx_total)
 326                                 rte_prefetch0(rte_pktmbuf_mtod(bufs[j + 3], void *));
 327
 328                         hdr = rte_pktmbuf_mtod(bufs[j], struct rte_ether_hdr *);
 329                         subtype = ((struct slow_protocol_frame *)hdr)->slow_protocol.subtype;
 330
 331                         /* Remove packet from array if:
 332                          * - it is slow packet but no dedicated rxq is present,
 333                          * - slave is not in collecting state,
 334                          * - bonding interface is not in promiscuous mode:
 335                          *   - packet is unicast and address does not match,
 336                          *   - packet is multicast and bonding interface
 337                          *     is not in allmulti,
 338                          */
 339                         if (unlikely(
 340                                 (!dedicated_rxq &&
 341                                  is_lacp_packets(hdr->ether_type, subtype,
 342                                                  bufs[j])) ||
 343                                 !collecting ||
 344                                 (!promisc &&
 345                                  ((rte_is_unicast_ether_addr(&hdr->d_addr) &&
 346                                    !rte_is_same_ether_addr(bond_mac,
 347                                                        &hdr->d_addr)) ||
 348                                   (!allmulti &&
 349                                    rte_is_multicast_ether_addr(&hdr->d_addr)))))) {
 350
 351                                 if (hdr->ether_type == ether_type_slow_be) {
 352                                         bond_mode_8023ad_handle_slow_pkt(
 353                                             internals, slaves[idx], bufs[j]);
 354                                 } else
 355                                         rte_pktmbuf_free(bufs[j]);
 356
 357                                 /* Packet is managed by mode 4 or dropped, shift the array */
 358                                 num_rx_total--;
 359                                 if (j < num_rx_total) {
 360                                         memmove(&bufs[j], &bufs[j + 1], sizeof(bufs[0]) *
 361                                                 (num_rx_total - j));
 362                                 }
 363                         } else
 364                                 j++;
 365                 }
 366                 if (unlikely(++idx == slave_count))
 367                         idx = 0;
 368         }
 369
 370         if (++bd_rx_q->active_slave >= slave_count)
 371                 bd_rx_q->active_slave = 0;
 372
 373         return num_rx_total;
 374 }
 375
 376 static uint16_t
 377 bond_ethdev_rx_burst_8023ad(void *queue, struct rte_mbuf **bufs,
 378                 uint16_t nb_pkts)
 379 {
 380         return rx_burst_8023ad(queue, bufs, nb_pkts, false);
 381 }
 382
 383 static uint16_t
 384 bond_ethdev_rx_burst_8023ad_fast_queue(void *queue, struct rte_mbuf **bufs,
 385                 uint16_t nb_pkts)
 386 {
 387         return rx_burst_8023ad(queue, bufs, nb_pkts, true);
 388 }
 389
 390 #if defined(RTE_LIBRTE_BOND_DEBUG_ALB) || defined(RTE_LIBRTE_BOND_DEBUG_ALB_L1)
 391 uint32_t burstnumberRX;
 392 uint32_t burstnumberTX;
 393
 394 #ifdef RTE_LIBRTE_BOND_DEBUG_ALB
 395
 396 static void
 397 arp_op_name(uint16_t arp_op, char *buf, size_t buf_len)
 398 {
 399         switch (arp_op) {
 400         case RTE_ARP_OP_REQUEST:
 401                 strlcpy(buf, "ARP Request", buf_len);
 402                 return;
 403         case RTE_ARP_OP_REPLY:
 404                 strlcpy(buf, "ARP Reply", buf_len);
 405                 return;
 406         case RTE_ARP_OP_REVREQUEST:
 407                 strlcpy(buf, "Reverse ARP Request", buf_len);
 408                 return;
 409         case RTE_ARP_OP_REVREPLY:
 410                 strlcpy(buf, "Reverse ARP Reply", buf_len);
 411                 return;
 412         case RTE_ARP_OP_INVREQUEST:
 413                 strlcpy(buf, "Peer Identify Request", buf_len);
 414                 return;
 415         case RTE_ARP_OP_INVREPLY:
 416                 strlcpy(buf, "Peer Identify Reply", buf_len);
 417                 return;
 418         default:
 419                 break;
 420         }
 421         strlcpy(buf, "Unknown", buf_len);
 422         return;
 423 }
 424 #endif
 425 #define MaxIPv4String   16
 426 static void
 427 ipv4_addr_to_dot(uint32_t be_ipv4_addr, char *buf, uint8_t buf_size)
 428 {
 429         uint32_t ipv4_addr;
 430
 431         ipv4_addr = rte_be_to_cpu_32(be_ipv4_addr);
 432         snprintf(buf, buf_size, "%d.%d.%d.%d", (ipv4_addr >> 24) & 0xFF,
 433                 (ipv4_addr >> 16) & 0xFF, (ipv4_addr >> 8) & 0xFF,
 434                 ipv4_addr & 0xFF);
 435 }
 436
 437 #define MAX_CLIENTS_NUMBER      128
 438 uint8_t active_clients;
 439 struct client_stats_t {
 440         uint16_t port;
 441         uint32_t ipv4_addr;
 442         uint32_t ipv4_rx_packets;
 443         uint32_t ipv4_tx_packets;
 444 };
 445 struct client_stats_t client_stats[MAX_CLIENTS_NUMBER];
 446
 447 static void
 448 update_client_stats(uint32_t addr, uint16_t port, uint32_t *TXorRXindicator)
 449 {
 450         int i = 0;
 451
 452         for (; i < MAX_CLIENTS_NUMBER; i++)     {
 453                 if ((client_stats[i].ipv4_addr == addr) && (client_stats[i].port == port))      {
 454                         /* Just update RX packets number for this client */
 455                         if (TXorRXindicator == &burstnumberRX)
 456                                 client_stats[i].ipv4_rx_packets++;
 457                         else
 458                                 client_stats[i].ipv4_tx_packets++;
 459                         return;
 460                 }
 461         }
 462         /* We have a new client. Insert him to the table, and increment stats */
 463         if (TXorRXindicator == &burstnumberRX)
 464                 client_stats[active_clients].ipv4_rx_packets++;
 465         else
 466                 client_stats[active_clients].ipv4_tx_packets++;
 467         client_stats[active_clients].ipv4_addr = addr;
 468         client_stats[active_clients].port = port;
 469         active_clients++;
 470
 471 }
 472
 473 #ifdef RTE_LIBRTE_BOND_DEBUG_ALB
 474 #define MODE6_DEBUG(info, src_ip, dst_ip, eth_h, arp_op, port, burstnumber) \
 475         rte_log(RTE_LOG_DEBUG, bond_logtype,                            \
 476                 "%s port:%d SrcMAC:" RTE_ETHER_ADDR_PRT_FMT " SrcIP:%s " \
 477                 "DstMAC:" RTE_ETHER_ADDR_PRT_FMT " DstIP:%s %s %d\n", \
 478                 info,                                                   \
 479                 port,                                                   \
 480                 RTE_ETHER_ADDR_BYTES(&eth_h->s_addr),                  \
 481                 src_ip,                                                 \
 482                 RTE_ETHER_ADDR_BYTES(&eth_h->d_addr),                  \
 483                 dst_ip,                                                 \
 484                 arp_op, ++burstnumber)
 485 #endif
 486
 487 static void
 488 mode6_debug(const char __rte_unused *info,
 489         struct rte_ether_hdr *eth_h, uint16_t port,
 490         uint32_t __rte_unused *burstnumber)
 491 {
 492         struct rte_ipv4_hdr *ipv4_h;
 493 #ifdef RTE_LIBRTE_BOND_DEBUG_ALB
 494         struct rte_arp_hdr *arp_h;
 495         char dst_ip[16];
 496         char ArpOp[24];
 497         char buf[16];
 498 #endif
 499         char src_ip[16];
 500
 501         uint16_t ether_type = eth_h->ether_type;
 502         uint16_t offset = get_vlan_offset(eth_h, &ether_type);
 503
 504 #ifdef RTE_LIBRTE_BOND_DEBUG_ALB
 505         strlcpy(buf, info, 16);
 506 #endif
 507
 508         if (ether_type == rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4)) {
 509                 ipv4_h = (struct rte_ipv4_hdr *)((char *)(eth_h + 1) + offset);
 510                 ipv4_addr_to_dot(ipv4_h->src_addr, src_ip, MaxIPv4String);
 511 #ifdef RTE_LIBRTE_BOND_DEBUG_ALB
 512                 ipv4_addr_to_dot(ipv4_h->dst_addr, dst_ip, MaxIPv4String);
 513                 MODE6_DEBUG(buf, src_ip, dst_ip, eth_h, "", port, *burstnumber);
 514 #endif
 515                 update_client_stats(ipv4_h->src_addr, port, burstnumber);
 516         }
 517 #ifdef RTE_LIBRTE_BOND_DEBUG_ALB
 518         else if (ether_type == rte_cpu_to_be_16(RTE_ETHER_TYPE_ARP)) {
 519                 arp_h = (struct rte_arp_hdr *)((char *)(eth_h + 1) + offset);
 520                 ipv4_addr_to_dot(arp_h->arp_data.arp_sip, src_ip, MaxIPv4String);
 521                 ipv4_addr_to_dot(arp_h->arp_data.arp_tip, dst_ip, MaxIPv4String);
 522                 arp_op_name(rte_be_to_cpu_16(arp_h->arp_opcode),
 523                                 ArpOp, sizeof(ArpOp));
 524                 MODE6_DEBUG(buf, src_ip, dst_ip, eth_h, ArpOp, port, *burstnumber);
 525         }
 526 #endif
 527 }
 528 #endif
 529
 530 static uint16_t
 531 bond_ethdev_rx_burst_alb(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
 532 {
 533         struct bond_rx_queue *bd_rx_q = (struct bond_rx_queue *)queue;
 534         struct bond_dev_private *internals = bd_rx_q->dev_private;
 535         struct rte_ether_hdr *eth_h;
 536         uint16_t ether_type, offset;
 537         uint16_t nb_recv_pkts;
 538         int i;
 539
 540         nb_recv_pkts = bond_ethdev_rx_burst(queue, bufs, nb_pkts);
 541
 542         for (i = 0; i < nb_recv_pkts; i++) {
 543                 eth_h = rte_pktmbuf_mtod(bufs[i], struct rte_ether_hdr *);
 544                 ether_type = eth_h->ether_type;
 545                 offset = get_vlan_offset(eth_h, &ether_type);
 546
 547                 if (ether_type == rte_cpu_to_be_16(RTE_ETHER_TYPE_ARP)) {
 548 #if defined(RTE_LIBRTE_BOND_DEBUG_ALB) || defined(RTE_LIBRTE_BOND_DEBUG_ALB_L1)
 549                         mode6_debug("RX ARP:", eth_h, bufs[i]->port, &burstnumberRX);
 550 #endif
 551                         bond_mode_alb_arp_recv(eth_h, offset, internals);
 552                 }
 553 #if defined(RTE_LIBRTE_BOND_DEBUG_ALB) || defined(RTE_LIBRTE_BOND_DEBUG_ALB_L1)
 554                 else if (ether_type == rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4))
 555                         mode6_debug("RX IPv4:", eth_h, bufs[i]->port, &burstnumberRX);
 556 #endif
 557         }
 558
 559         return nb_recv_pkts;
 560 }
 561
 562 static uint16_t
 563 bond_ethdev_tx_burst_round_robin(void *queue, struct rte_mbuf **bufs,
 564                 uint16_t nb_pkts)
 565 {
 566         struct bond_dev_private *internals;
 567         struct bond_tx_queue *bd_tx_q;
 568
 569         struct rte_mbuf *slave_bufs[RTE_MAX_ETHPORTS][nb_pkts];
 570         uint16_t slave_nb_pkts[RTE_MAX_ETHPORTS] = { 0 };
 571
 572         uint16_t num_of_slaves;
 573         uint16_t slaves[RTE_MAX_ETHPORTS];
 574
 575         uint16_t num_tx_total = 0, num_tx_slave;
 576
 577         static int slave_idx = 0;
 578         int i, cslave_idx = 0, tx_fail_total = 0;
 579
 580         bd_tx_q = (struct bond_tx_queue *)queue;
 581         internals = bd_tx_q->dev_private;
 582
 583         /* Copy slave list to protect against slave up/down changes during tx
 584          * bursting */
 585         num_of_slaves = internals->active_slave_count;
 586         memcpy(slaves, internals->active_slaves,
 587                         sizeof(internals->active_slaves[0]) * num_of_slaves);
 588
 589         if (num_of_slaves < 1)
 590                 return num_tx_total;
 591
 592         /* Populate slaves mbuf with which packets are to be sent on it  */
 593         for (i = 0; i < nb_pkts; i++) {
 594                 cslave_idx = (slave_idx + i) % num_of_slaves;
 595                 slave_bufs[cslave_idx][(slave_nb_pkts[cslave_idx])++] = bufs[i];
 596         }
 597
 598         /* increment current slave index so the next call to tx burst starts on the
 599          * next slave */
 600         slave_idx = ++cslave_idx;
 601
 602         /* Send packet burst on each slave device */
 603         for (i = 0; i < num_of_slaves; i++) {
 604                 if (slave_nb_pkts[i] > 0) {
 605                         num_tx_slave = rte_eth_tx_burst(slaves[i], bd_tx_q->queue_id,
 606                                         slave_bufs[i], slave_nb_pkts[i]);
 607
 608                         /* if tx burst fails move packets to end of bufs */
 609                         if (unlikely(num_tx_slave < slave_nb_pkts[i])) {
 610                                 int tx_fail_slave = slave_nb_pkts[i] - num_tx_slave;
 611
 612                                 tx_fail_total += tx_fail_slave;
 613
 614                                 memcpy(&bufs[nb_pkts - tx_fail_total],
 615                                        &slave_bufs[i][num_tx_slave],
 616                                        tx_fail_slave * sizeof(bufs[0]));
 617                         }
 618                         num_tx_total += num_tx_slave;
 619                 }
 620         }
 621
 622         return num_tx_total;
 623 }
 624
 625 static uint16_t
 626 bond_ethdev_tx_burst_active_backup(void *queue,
 627                 struct rte_mbuf **bufs, uint16_t nb_pkts)
 628 {
 629         struct bond_dev_private *internals;
 630         struct bond_tx_queue *bd_tx_q;
 631
 632         bd_tx_q = (struct bond_tx_queue *)queue;
 633         internals = bd_tx_q->dev_private;
 634
 635         if (internals->active_slave_count < 1)
 636                 return 0;
 637
 638         return rte_eth_tx_burst(internals->current_primary_port, bd_tx_q->queue_id,
 639                         bufs, nb_pkts);
 640 }
 641
 642 static inline uint16_t
 643 ether_hash(struct rte_ether_hdr *eth_hdr)
 644 {
 645         unaligned_uint16_t *word_src_addr =
 646                 (unaligned_uint16_t *)eth_hdr->s_addr.addr_bytes;
 647         unaligned_uint16_t *word_dst_addr =
 648                 (unaligned_uint16_t *)eth_hdr->d_addr.addr_bytes;
 649
 650         return (word_src_addr[0] ^ word_dst_addr[0]) ^
 651                         (word_src_addr[1] ^ word_dst_addr[1]) ^
 652                         (word_src_addr[2] ^ word_dst_addr[2]);
 653 }
 654
 655 static inline uint32_t
 656 ipv4_hash(struct rte_ipv4_hdr *ipv4_hdr)
 657 {
 658         return ipv4_hdr->src_addr ^ ipv4_hdr->dst_addr;
 659 }
 660
 661 static inline uint32_t
 662 ipv6_hash(struct rte_ipv6_hdr *ipv6_hdr)
 663 {
 664         unaligned_uint32_t *word_src_addr =
 665                 (unaligned_uint32_t *)&(ipv6_hdr->src_addr[0]);
 666         unaligned_uint32_t *word_dst_addr =
 667                 (unaligned_uint32_t *)&(ipv6_hdr->dst_addr[0]);
 668
 669         return (word_src_addr[0] ^ word_dst_addr[0]) ^
 670                         (word_src_addr[1] ^ word_dst_addr[1]) ^
 671                         (word_src_addr[2] ^ word_dst_addr[2]) ^
 672                         (word_src_addr[3] ^ word_dst_addr[3]);
 673 }
 674
 675
 676 void
 677 burst_xmit_l2_hash(struct rte_mbuf **buf, uint16_t nb_pkts,
 678                 uint16_t slave_count, uint16_t *slaves)
 679 {
 680         struct rte_ether_hdr *eth_hdr;
 681         uint32_t hash;
 682         int i;
 683
 684         for (i = 0; i < nb_pkts; i++) {
 685                 eth_hdr = rte_pktmbuf_mtod(buf[i], struct rte_ether_hdr *);
 686
 687                 hash = ether_hash(eth_hdr);
 688
 689                 slaves[i] = (hash ^= hash >> 8) % slave_count;
 690         }
 691 }
 692
 693 void
 694 burst_xmit_l23_hash(struct rte_mbuf **buf, uint16_t nb_pkts,
 695                 uint16_t slave_count, uint16_t *slaves)
 696 {
 697         uint16_t i;
 698         struct rte_ether_hdr *eth_hdr;
 699         uint16_t proto;
 700         size_t vlan_offset;
 701         uint32_t hash, l3hash;
 702
 703         for (i = 0; i < nb_pkts; i++) {
 704                 eth_hdr = rte_pktmbuf_mtod(buf[i], struct rte_ether_hdr *);
 705                 l3hash = 0;
 706
 707                 proto = eth_hdr->ether_type;
 708                 hash = ether_hash(eth_hdr);
 709
 710                 vlan_offset = get_vlan_offset(eth_hdr, &proto);
 711
 712                 if (rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4) == proto) {
 713                         struct rte_ipv4_hdr *ipv4_hdr = (struct rte_ipv4_hdr *)
 714                                         ((char *)(eth_hdr + 1) + vlan_offset);
 715                         l3hash = ipv4_hash(ipv4_hdr);
 716
 717                 } else if (rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6) == proto) {
 718                         struct rte_ipv6_hdr *ipv6_hdr = (struct rte_ipv6_hdr *)
 719                                         ((char *)(eth_hdr + 1) + vlan_offset);
 720                         l3hash = ipv6_hash(ipv6_hdr);
 721                 }
 722
 723                 hash = hash ^ l3hash;
 724                 hash ^= hash >> 16;
 725                 hash ^= hash >> 8;
 726
 727                 slaves[i] = hash % slave_count;
 728         }
 729 }
 730
 731 void
 732 burst_xmit_l34_hash(struct rte_mbuf **buf, uint16_t nb_pkts,
 733                 uint16_t slave_count, uint16_t *slaves)
 734 {
 735         struct rte_ether_hdr *eth_hdr;
 736         uint16_t proto;
 737         size_t vlan_offset;
 738         int i;
 739
 740         struct rte_udp_hdr *udp_hdr;
 741         struct rte_tcp_hdr *tcp_hdr;
 742         uint32_t hash, l3hash, l4hash;
 743
 744         for (i = 0; i < nb_pkts; i++) {
 745                 eth_hdr = rte_pktmbuf_mtod(buf[i], struct rte_ether_hdr *);
 746                 size_t pkt_end = (size_t)eth_hdr + rte_pktmbuf_data_len(buf[i]);
 747                 proto = eth_hdr->ether_type;
 748                 vlan_offset = get_vlan_offset(eth_hdr, &proto);
 749                 l3hash = 0;
 750                 l4hash = 0;
 751
 752                 if (rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV4) == proto) {
 753                         struct rte_ipv4_hdr *ipv4_hdr = (struct rte_ipv4_hdr *)
 754                                         ((char *)(eth_hdr + 1) + vlan_offset);
 755                         size_t ip_hdr_offset;
 756
 757                         l3hash = ipv4_hash(ipv4_hdr);
 758
 759                         /* there is no L4 header in fragmented packet */
 760                         if (likely(rte_ipv4_frag_pkt_is_fragmented(ipv4_hdr)
 761                                                                 == 0)) {
 762                                 ip_hdr_offset = (ipv4_hdr->version_ihl
 763                                         & RTE_IPV4_HDR_IHL_MASK) *
 764                                         RTE_IPV4_IHL_MULTIPLIER;
 765
 766                                 if (ipv4_hdr->next_proto_id == IPPROTO_TCP) {
 767                                         tcp_hdr = (struct rte_tcp_hdr *)
 768                                                 ((char *)ipv4_hdr +
 769                                                         ip_hdr_offset);
 770                                         if ((size_t)tcp_hdr + sizeof(*tcp_hdr)
 771                                                         < pkt_end)
 772                                                 l4hash = HASH_L4_PORTS(tcp_hdr);
 773                                 } else if (ipv4_hdr->next_proto_id ==
 774                                                                 IPPROTO_UDP) {
 775                                         udp_hdr = (struct rte_udp_hdr *)
 776                                                 ((char *)ipv4_hdr +
 777                                                         ip_hdr_offset);
 778                                         if ((size_t)udp_hdr + sizeof(*udp_hdr)
 779                                                         < pkt_end)
 780                                                 l4hash = HASH_L4_PORTS(udp_hdr);
 781                                 }
 782                         }
 783                 } else if  (rte_cpu_to_be_16(RTE_ETHER_TYPE_IPV6) == proto) {
 784                         struct rte_ipv6_hdr *ipv6_hdr = (struct rte_ipv6_hdr *)
 785                                         ((char *)(eth_hdr + 1) + vlan_offset);
 786                         l3hash = ipv6_hash(ipv6_hdr);
 787
 788                         if (ipv6_hdr->proto == IPPROTO_TCP) {
 789                                 tcp_hdr = (struct rte_tcp_hdr *)(ipv6_hdr + 1);
 790                                 l4hash = HASH_L4_PORTS(tcp_hdr);
 791                         } else if (ipv6_hdr->proto == IPPROTO_UDP) {
 792                                 udp_hdr = (struct rte_udp_hdr *)(ipv6_hdr + 1);
 793                                 l4hash = HASH_L4_PORTS(udp_hdr);
 794                         }
 795                 }
 796
 797                 hash = l3hash ^ l4hash;
 798                 hash ^= hash >> 16;
 799                 hash ^= hash >> 8;
 800
 801                 slaves[i] = hash % slave_count;
 802         }
 803 }
 804
 805 struct bwg_slave {
 806         uint64_t bwg_left_int;
 807         uint64_t bwg_left_remainder;
 808         uint16_t slave;
 809 };
 810
 811 void
 812 bond_tlb_activate_slave(struct bond_dev_private *internals) {
 813         int i;
 814
 815         for (i = 0; i < internals->active_slave_count; i++) {
 816                 tlb_last_obytets[internals->active_slaves[i]] = 0;
 817         }
 818 }
 819
 820 static int
 821 bandwidth_cmp(const void *a, const void *b)
 822 {
 823         const struct bwg_slave *bwg_a = a;
 824         const struct bwg_slave *bwg_b = b;
 825         int64_t diff = (int64_t)bwg_b->bwg_left_int - (int64_t)bwg_a->bwg_left_int;
 826         int64_t diff2 = (int64_t)bwg_b->bwg_left_remainder -
 827                         (int64_t)bwg_a->bwg_left_remainder;
 828         if (diff > 0)
 829                 return 1;
 830         else if (diff < 0)
 831                 return -1;
 832         else if (diff2 > 0)
 833                 return 1;
 834         else if (diff2 < 0)
 835                 return -1;
 836         else
 837                 return 0;
 838 }
 839
 840 static void
 841 bandwidth_left(uint16_t port_id, uint64_t load, uint8_t update_idx,
 842                 struct bwg_slave *bwg_slave)
 843 {
 844         struct rte_eth_link link_status;
 845         int ret;
 846
 847         ret = rte_eth_link_get_nowait(port_id, &link_status);
 848         if (ret < 0) {
 849                 RTE_BOND_LOG(ERR, "Slave (port %u) link get failed: %s",
 850                              port_id, rte_strerror(-ret));
 851                 return;
 852         }
 853         uint64_t link_bwg = link_status.link_speed * 1000000ULL / 8;
 854         if (link_bwg == 0)
 855                 return;
 856         link_bwg = link_bwg * (update_idx+1) * REORDER_PERIOD_MS;
 857         bwg_slave->bwg_left_int = (link_bwg - 1000*load) / link_bwg;
 858         bwg_slave->bwg_left_remainder = (link_bwg - 1000*load) % link_bwg;
 859 }
 860
 861 static void
 862 bond_ethdev_update_tlb_slave_cb(void *arg)
 863 {
 864         struct bond_dev_private *internals = arg;
 865         struct rte_eth_stats slave_stats;
 866         struct bwg_slave bwg_array[RTE_MAX_ETHPORTS];
 867         uint16_t slave_count;
 868         uint64_t tx_bytes;
 869
 870         uint8_t update_stats = 0;
 871         uint16_t slave_id;
 872         uint16_t i;
 873
 874         internals->slave_update_idx++;
 875
 876
 877         if (internals->slave_update_idx >= REORDER_PERIOD_MS)
 878                 update_stats = 1;
 879
 880         for (i = 0; i < internals->active_slave_count; i++) {
 881                 slave_id = internals->active_slaves[i];
 882                 rte_eth_stats_get(slave_id, &slave_stats);
 883                 tx_bytes = slave_stats.obytes - tlb_last_obytets[slave_id];
 884                 bandwidth_left(slave_id, tx_bytes,
 885                                 internals->slave_update_idx, &bwg_array[i]);
 886                 bwg_array[i].slave = slave_id;
 887
 888                 if (update_stats) {
 889                         tlb_last_obytets[slave_id] = slave_stats.obytes;
 890                 }
 891         }
 892
 893         if (update_stats == 1)
 894                 internals->slave_update_idx = 0;
 895
 896         slave_count = i;
 897         qsort(bwg_array, slave_count, sizeof(bwg_array[0]), bandwidth_cmp);
 898         for (i = 0; i < slave_count; i++)
 899                 internals->tlb_slaves_order[i] = bwg_array[i].slave;
 900
 901         rte_eal_alarm_set(REORDER_PERIOD_MS * 1000, bond_ethdev_update_tlb_slave_cb,
 902                         (struct bond_dev_private *)internals);
 903 }
 904
 905 static uint16_t
 906 bond_ethdev_tx_burst_tlb(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
 907 {
 908         struct bond_tx_queue *bd_tx_q = (struct bond_tx_queue *)queue;
 909         struct bond_dev_private *internals = bd_tx_q->dev_private;
 910
 911         struct rte_eth_dev *primary_port =
 912                         &rte_eth_devices[internals->primary_port];
 913         uint16_t num_tx_total = 0;
 914         uint16_t i, j;
 915
 916         uint16_t num_of_slaves = internals->active_slave_count;
 917         uint16_t slaves[RTE_MAX_ETHPORTS];
 918
 919         struct rte_ether_hdr *ether_hdr;
 920         struct rte_ether_addr primary_slave_addr;
 921         struct rte_ether_addr active_slave_addr;
 922
 923         if (num_of_slaves < 1)
 924                 return num_tx_total;
 925
 926         memcpy(slaves, internals->tlb_slaves_order,
 927                                 sizeof(internals->tlb_slaves_order[0]) * num_of_slaves);
 928
 929
 930         rte_ether_addr_copy(primary_port->data->mac_addrs, &primary_slave_addr);
 931
 932         if (nb_pkts > 3) {
 933                 for (i = 0; i < 3; i++)
 934                         rte_prefetch0(rte_pktmbuf_mtod(bufs[i], void*));
 935         }
 936
 937         for (i = 0; i < num_of_slaves; i++) {
 938                 rte_eth_macaddr_get(slaves[i], &active_slave_addr);
 939                 for (j = num_tx_total; j < nb_pkts; j++) {
 940                         if (j + 3 < nb_pkts)
 941                                 rte_prefetch0(rte_pktmbuf_mtod(bufs[j+3], void*));
 942
 943                         ether_hdr = rte_pktmbuf_mtod(bufs[j],
 944                                                 struct rte_ether_hdr *);
 945                         if (rte_is_same_ether_addr(&ether_hdr->s_addr,
 946                                                         &primary_slave_addr))
 947                                 rte_ether_addr_copy(&active_slave_addr,
 948                                                 &ether_hdr->s_addr);
 949 #if defined(RTE_LIBRTE_BOND_DEBUG_ALB) || defined(RTE_LIBRTE_BOND_DEBUG_ALB_L1)
 950                                         mode6_debug("TX IPv4:", ether_hdr, slaves[i], &burstnumberTX);
 951 #endif
 952                 }
 953
 954                 num_tx_total += rte_eth_tx_burst(slaves[i], bd_tx_q->queue_id,
 955                                 bufs + num_tx_total, nb_pkts - num_tx_total);
 956
 957                 if (num_tx_total == nb_pkts)
 958                         break;
 959         }
 960
 961         return num_tx_total;
 962 }
 963
 964 void
 965 bond_tlb_disable(struct bond_dev_private *internals)
 966 {
 967         rte_eal_alarm_cancel(bond_ethdev_update_tlb_slave_cb, internals);
 968 }
 969
 970 void
 971 bond_tlb_enable(struct bond_dev_private *internals)
 972 {
 973         bond_ethdev_update_tlb_slave_cb(internals);
 974 }
 975
 976 static uint16_t
 977 bond_ethdev_tx_burst_alb(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
 978 {
 979         struct bond_tx_queue *bd_tx_q = (struct bond_tx_queue *)queue;
 980         struct bond_dev_private *internals = bd_tx_q->dev_private;
 981
 982         struct rte_ether_hdr *eth_h;
 983         uint16_t ether_type, offset;
 984
 985         struct client_data *client_info;
 986
 987         /*
 988          * We create transmit buffers for every slave and one additional to send
 989          * through tlb. In worst case every packet will be send on one port.
 990          */
 991         struct rte_mbuf *slave_bufs[RTE_MAX_ETHPORTS + 1][nb_pkts];
 992         uint16_t slave_bufs_pkts[RTE_MAX_ETHPORTS + 1] = { 0 };
 993
 994         /*
 995          * We create separate transmit buffers for update packets as they won't
 996          * be counted in num_tx_total.
 997          */
 998         struct rte_mbuf *update_bufs[RTE_MAX_ETHPORTS][ALB_HASH_TABLE_SIZE];
 999         uint16_t update_bufs_pkts[RTE_MAX_ETHPORTS] = { 0 };
1000
1001         struct rte_mbuf *upd_pkt;
1002         size_t pkt_size;
1003
1004         uint16_t num_send, num_not_send = 0;
1005         uint16_t num_tx_total = 0;
1006         uint16_t slave_idx;
1007
1008         int i, j;
1009
1010         /* Search tx buffer for ARP packets and forward them to alb */
1011         for (i = 0; i < nb_pkts; i++) {
1012                 eth_h = rte_pktmbuf_mtod(bufs[i], struct rte_ether_hdr *);
1013                 ether_type = eth_h->ether_type;
1014                 offset = get_vlan_offset(eth_h, &ether_type);
1015
1016                 if (ether_type == rte_cpu_to_be_16(RTE_ETHER_TYPE_ARP)) {
1017                         slave_idx = bond_mode_alb_arp_xmit(eth_h, offset, internals);
1018
1019                         /* Change src mac in eth header */
1020                         rte_eth_macaddr_get(slave_idx, &eth_h->s_addr);
1021
1022                         /* Add packet to slave tx buffer */
1023                         slave_bufs[slave_idx][slave_bufs_pkts[slave_idx]] = bufs[i];
1024                         slave_bufs_pkts[slave_idx]++;
1025                 } else {
1026                         /* If packet is not ARP, send it with TLB policy */
1027                         slave_bufs[RTE_MAX_ETHPORTS][slave_bufs_pkts[RTE_MAX_ETHPORTS]] =
1028                                         bufs[i];
1029                         slave_bufs_pkts[RTE_MAX_ETHPORTS]++;
1030                 }
1031         }
1032
1033         /* Update connected client ARP tables */
1034         if (internals->mode6.ntt) {
1035                 for (i = 0; i < ALB_HASH_TABLE_SIZE; i++) {
1036                         client_info = &internals->mode6.client_table[i];
1037
1038                         if (client_info->in_use) {
1039                                 /* Allocate new packet to send ARP update on current slave */
1040                                 upd_pkt = rte_pktmbuf_alloc(internals->mode6.mempool);
1041                                 if (upd_pkt == NULL) {
1042                                         RTE_BOND_LOG(ERR,
1043                                                      "Failed to allocate ARP packet from pool");
1044                                         continue;
1045                                 }
1046                                 pkt_size = sizeof(struct rte_ether_hdr) +
1047                                         sizeof(struct rte_arp_hdr) +
1048                                         client_info->vlan_count *
1049                                         sizeof(struct rte_vlan_hdr);
1050                                 upd_pkt->data_len = pkt_size;
1051                                 upd_pkt->pkt_len = pkt_size;
1052
1053                                 slave_idx = bond_mode_alb_arp_upd(client_info, upd_pkt,
1054                                                 internals);
1055
1056                                 /* Add packet to update tx buffer */
1057                                 update_bufs[slave_idx][update_bufs_pkts[slave_idx]] = upd_pkt;
1058                                 update_bufs_pkts[slave_idx]++;
1059                         }
1060                 }
1061                 internals->mode6.ntt = 0;
1062         }
1063
1064         /* Send ARP packets on proper slaves */
1065         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
1066                 if (slave_bufs_pkts[i] > 0) {
1067                         num_send = rte_eth_tx_burst(i, bd_tx_q->queue_id,
1068                                         slave_bufs[i], slave_bufs_pkts[i]);
1069                         for (j = 0; j < slave_bufs_pkts[i] - num_send; j++) {
1070                                 bufs[nb_pkts - 1 - num_not_send - j] =
1071                                                 slave_bufs[i][nb_pkts - 1 - j];
1072                         }
1073
1074                         num_tx_total += num_send;
1075                         num_not_send += slave_bufs_pkts[i] - num_send;
1076
1077 #if defined(RTE_LIBRTE_BOND_DEBUG_ALB) || defined(RTE_LIBRTE_BOND_DEBUG_ALB_L1)
1078         /* Print TX stats including update packets */
1079                         for (j = 0; j < slave_bufs_pkts[i]; j++) {
1080                                 eth_h = rte_pktmbuf_mtod(slave_bufs[i][j],
1081                                                         struct rte_ether_hdr *);
1082                                 mode6_debug("TX ARP:", eth_h, i, &burstnumberTX);
1083                         }
1084 #endif
1085                 }
1086         }
1087
1088         /* Send update packets on proper slaves */
1089         for (i = 0; i < RTE_MAX_ETHPORTS; i++) {
1090                 if (update_bufs_pkts[i] > 0) {
1091                         num_send = rte_eth_tx_burst(i, bd_tx_q->queue_id, update_bufs[i],
1092                                         update_bufs_pkts[i]);
1093                         for (j = num_send; j < update_bufs_pkts[i]; j++) {
1094                                 rte_pktmbuf_free(update_bufs[i][j]);
1095                         }
1096 #if defined(RTE_LIBRTE_BOND_DEBUG_ALB) || defined(RTE_LIBRTE_BOND_DEBUG_ALB_L1)
1097                         for (j = 0; j < update_bufs_pkts[i]; j++) {
1098                                 eth_h = rte_pktmbuf_mtod(update_bufs[i][j],
1099                                                         struct rte_ether_hdr *);
1100                                 mode6_debug("TX ARPupd:", eth_h, i, &burstnumberTX);
1101                         }
1102 #endif
1103                 }
1104         }
1105
1106         /* Send non-ARP packets using tlb policy */
1107         if (slave_bufs_pkts[RTE_MAX_ETHPORTS] > 0) {
1108                 num_send = bond_ethdev_tx_burst_tlb(queue,
1109                                 slave_bufs[RTE_MAX_ETHPORTS],
1110                                 slave_bufs_pkts[RTE_MAX_ETHPORTS]);
1111
1112                 for (j = 0; j < slave_bufs_pkts[RTE_MAX_ETHPORTS]; j++) {
1113                         bufs[nb_pkts - 1 - num_not_send - j] =
1114                                         slave_bufs[RTE_MAX_ETHPORTS][nb_pkts - 1 - j];
1115                 }
1116
1117                 num_tx_total += num_send;
1118         }
1119
1120         return num_tx_total;
1121 }
1122
1123 static inline uint16_t
1124 tx_burst_balance(void *queue, struct rte_mbuf **bufs, uint16_t nb_bufs,
1125                  uint16_t *slave_port_ids, uint16_t slave_count)
1126 {
1127         struct bond_tx_queue *bd_tx_q = (struct bond_tx_queue *)queue;
1128         struct bond_dev_private *internals = bd_tx_q->dev_private;
1129
1130         /* Array to sort mbufs for transmission on each slave into */
1131         struct rte_mbuf *slave_bufs[RTE_MAX_ETHPORTS][nb_bufs];
1132         /* Number of mbufs for transmission on each slave */
1133         uint16_t slave_nb_bufs[RTE_MAX_ETHPORTS] = { 0 };
1134         /* Mapping array generated by hash function to map mbufs to slaves */
1135         uint16_t bufs_slave_port_idxs[nb_bufs];
1136
1137         uint16_t slave_tx_count;
1138         uint16_t total_tx_count = 0, total_tx_fail_count = 0;
1139
1140         uint16_t i;
1141
1142         /*
1143          * Populate slaves mbuf with the packets which are to be sent on it
1144          * selecting output slave using hash based on xmit policy
1145          */
1146         internals->burst_xmit_hash(bufs, nb_bufs, slave_count,
1147                         bufs_slave_port_idxs);
1148
1149         for (i = 0; i < nb_bufs; i++) {
1150                 /* Populate slave mbuf arrays with mbufs for that slave. */
1151                 uint16_t slave_idx = bufs_slave_port_idxs[i];
1152
1153                 slave_bufs[slave_idx][slave_nb_bufs[slave_idx]++] = bufs[i];
1154         }
1155
1156         /* Send packet burst on each slave device */
1157         for (i = 0; i < slave_count; i++) {
1158                 if (slave_nb_bufs[i] == 0)
1159                         continue;
1160
1161                 slave_tx_count = rte_eth_tx_burst(slave_port_ids[i],
1162                                 bd_tx_q->queue_id, slave_bufs[i],
1163                                 slave_nb_bufs[i]);
1164
1165                 total_tx_count += slave_tx_count;
1166
1167                 /* If tx burst fails move packets to end of bufs */
1168                 if (unlikely(slave_tx_count < slave_nb_bufs[i])) {
1169                         int slave_tx_fail_count = slave_nb_bufs[i] -
1170                                         slave_tx_count;
1171                         total_tx_fail_count += slave_tx_fail_count;
1172                         memcpy(&bufs[nb_bufs - total_tx_fail_count],
1173                                &slave_bufs[i][slave_tx_count],
1174                                slave_tx_fail_count * sizeof(bufs[0]));
1175                 }
1176         }
1177
1178         return total_tx_count;
1179 }
1180
1181 static uint16_t
1182 bond_ethdev_tx_burst_balance(void *queue, struct rte_mbuf **bufs,
1183                 uint16_t nb_bufs)
1184 {
1185         struct bond_tx_queue *bd_tx_q = (struct bond_tx_queue *)queue;
1186         struct bond_dev_private *internals = bd_tx_q->dev_private;
1187
1188         uint16_t slave_port_ids[RTE_MAX_ETHPORTS];
1189         uint16_t slave_count;
1190
1191         if (unlikely(nb_bufs == 0))
1192                 return 0;
1193
1194         /* Copy slave list to protect against slave up/down changes during tx
1195          * bursting
1196          */
1197         slave_count = internals->active_slave_count;
1198         if (unlikely(slave_count < 1))
1199                 return 0;
1200
1201         memcpy(slave_port_ids, internals->active_slaves,
1202                         sizeof(slave_port_ids[0]) * slave_count);
1203         return tx_burst_balance(queue, bufs, nb_bufs, slave_port_ids,
1204                                 slave_count);
1205 }
1206
1207 static inline uint16_t
1208 tx_burst_8023ad(void *queue, struct rte_mbuf **bufs, uint16_t nb_bufs,
1209                 bool dedicated_txq)
1210 {
1211         struct bond_tx_queue *bd_tx_q = (struct bond_tx_queue *)queue;
1212         struct bond_dev_private *internals = bd_tx_q->dev_private;
1213
1214         uint16_t slave_port_ids[RTE_MAX_ETHPORTS];
1215         uint16_t slave_count;
1216
1217         uint16_t dist_slave_port_ids[RTE_MAX_ETHPORTS];
1218         uint16_t dist_slave_count;
1219
1220         uint16_t slave_tx_count;
1221
1222         uint16_t i;
1223
1224         /* Copy slave list to protect against slave up/down changes during tx
1225          * bursting */
1226         slave_count = internals->active_slave_count;
1227         if (unlikely(slave_count < 1))
1228                 return 0;
1229
1230         memcpy(slave_port_ids, internals->active_slaves,
1231                         sizeof(slave_port_ids[0]) * slave_count);
1232
1233         if (dedicated_txq)
1234                 goto skip_tx_ring;
1235
1236         /* Check for LACP control packets and send if available */
1237         for (i = 0; i < slave_count; i++) {
1238                 struct port *port = &bond_mode_8023ad_ports[slave_port_ids[i]];
1239                 struct rte_mbuf *ctrl_pkt = NULL;
1240
1241                 if (likely(rte_ring_empty(port->tx_ring)))
1242                         continue;
1243
1244                 if (rte_ring_dequeue(port->tx_ring,
1245                                      (void **)&ctrl_pkt) != -ENOENT) {
1246                         slave_tx_count = rte_eth_tx_burst(slave_port_ids[i],
1247                                         bd_tx_q->queue_id, &ctrl_pkt, 1);
1248                         /*
1249                          * re-enqueue LAG control plane packets to buffering
1250                          * ring if transmission fails so the packet isn't lost.
1251                          */
1252                         if (slave_tx_count != 1)
1253                                 rte_ring_enqueue(port->tx_ring, ctrl_pkt);
1254                 }
1255         }
1256
1257 skip_tx_ring:
1258         if (unlikely(nb_bufs == 0))
1259                 return 0;
1260
1261         dist_slave_count = 0;
1262         for (i = 0; i < slave_count; i++) {
1263                 struct port *port = &bond_mode_8023ad_ports[slave_port_ids[i]];
1264
1265                 if (ACTOR_STATE(port, DISTRIBUTING))
1266                         dist_slave_port_ids[dist_slave_count++] =
1267                                         slave_port_ids[i];
1268         }
1269
1270         if (unlikely(dist_slave_count < 1))
1271                 return 0;
1272
1273         return tx_burst_balance(queue, bufs, nb_bufs, dist_slave_port_ids,
1274                                 dist_slave_count);
1275 }
1276
1277 static uint16_t
1278 bond_ethdev_tx_burst_8023ad(void *queue, struct rte_mbuf **bufs,
1279                 uint16_t nb_bufs)
1280 {
1281         return tx_burst_8023ad(queue, bufs, nb_bufs, false);
1282 }
1283
1284 static uint16_t
1285 bond_ethdev_tx_burst_8023ad_fast_queue(void *queue, struct rte_mbuf **bufs,
1286                 uint16_t nb_bufs)
1287 {
1288         return tx_burst_8023ad(queue, bufs, nb_bufs, true);
1289 }
1290
1291 static uint16_t
1292 bond_ethdev_tx_burst_broadcast(void *queue, struct rte_mbuf **bufs,
1293                 uint16_t nb_pkts)
1294 {
1295         struct bond_dev_private *internals;
1296         struct bond_tx_queue *bd_tx_q;
1297
1298         uint16_t slaves[RTE_MAX_ETHPORTS];
1299         uint8_t tx_failed_flag = 0;
1300         uint16_t num_of_slaves;
1301
1302         uint16_t max_nb_of_tx_pkts = 0;
1303
1304         int slave_tx_total[RTE_MAX_ETHPORTS];
1305         int i, most_successful_tx_slave = -1;
1306
1307         bd_tx_q = (struct bond_tx_queue *)queue;
1308         internals = bd_tx_q->dev_private;
1309
1310         /* Copy slave list to protect against slave up/down changes during tx
1311          * bursting */
1312         num_of_slaves = internals->active_slave_count;
1313         memcpy(slaves, internals->active_slaves,
1314                         sizeof(internals->active_slaves[0]) * num_of_slaves);
1315
1316         if (num_of_slaves < 1)
1317                 return 0;
1318
1319         /* Increment reference count on mbufs */
1320         for (i = 0; i < nb_pkts; i++)
1321                 rte_mbuf_refcnt_update(bufs[i], num_of_slaves - 1);
1322
1323         /* Transmit burst on each active slave */
1324         for (i = 0; i < num_of_slaves; i++) {
1325                 slave_tx_total[i] = rte_eth_tx_burst(slaves[i], bd_tx_q->queue_id,
1326                                         bufs, nb_pkts);
1327
1328                 if (unlikely(slave_tx_total[i] < nb_pkts))
1329                         tx_failed_flag = 1;
1330
1331                 /* record the value and slave index for the slave which transmits the
1332                  * maximum number of packets */
1333                 if (slave_tx_total[i] > max_nb_of_tx_pkts) {
1334                         max_nb_of_tx_pkts = slave_tx_total[i];
1335                         most_successful_tx_slave = i;
1336                 }
1337         }
1338
1339         /* if slaves fail to transmit packets from burst, the calling application
1340          * is not expected to know about multiple references to packets so we must
1341          * handle failures of all packets except those of the most successful slave
1342          */
1343         if (unlikely(tx_failed_flag))
1344                 for (i = 0; i < num_of_slaves; i++)
1345                         if (i != most_successful_tx_slave)
1346                                 while (slave_tx_total[i] < nb_pkts)
1347                                         rte_pktmbuf_free(bufs[slave_tx_total[i]++]);
1348
1349         return max_nb_of_tx_pkts;
1350 }
1351
1352 static void
1353 link_properties_set(struct rte_eth_dev *ethdev, struct rte_eth_link *slave_link)
1354 {
1355         struct bond_dev_private *bond_ctx = ethdev->data->dev_private;
1356
1357         if (bond_ctx->mode == BONDING_MODE_8023AD) {
1358                 /**
1359                  * If in mode 4 then save the link properties of the first
1360                  * slave, all subsequent slaves must match these properties
1361                  */
1362                 struct rte_eth_link *bond_link = &bond_ctx->mode4.slave_link;
1363
1364                 bond_link->link_autoneg = slave_link->link_autoneg;
1365                 bond_link->link_duplex = slave_link->link_duplex;
1366                 bond_link->link_speed = slave_link->link_speed;
1367         } else {
1368                 /**
1369                  * In any other mode the link properties are set to default
1370                  * values of AUTONEG/DUPLEX
1371                  */
1372                 ethdev->data->dev_link.link_autoneg = ETH_LINK_AUTONEG;
1373                 ethdev->data->dev_link.link_duplex = ETH_LINK_FULL_DUPLEX;
1374         }
1375 }
1376
1377 static int
1378 link_properties_valid(struct rte_eth_dev *ethdev,
1379                 struct rte_eth_link *slave_link)
1380 {
1381         struct bond_dev_private *bond_ctx = ethdev->data->dev_private;
1382
1383         if (bond_ctx->mode == BONDING_MODE_8023AD) {
1384                 struct rte_eth_link *bond_link = &bond_ctx->mode4.slave_link;
1385
1386                 if (bond_link->link_duplex != slave_link->link_duplex ||
1387                         bond_link->link_autoneg != slave_link->link_autoneg ||
1388                         bond_link->link_speed != slave_link->link_speed)
1389                         return -1;
1390         }
1391
1392         return 0;
1393 }
1394
1395 int
1396 mac_address_get(struct rte_eth_dev *eth_dev,
1397                 struct rte_ether_addr *dst_mac_addr)
1398 {
1399         struct rte_ether_addr *mac_addr;
1400
1401         if (eth_dev == NULL) {
1402                 RTE_BOND_LOG(ERR, "NULL pointer eth_dev specified");
1403                 return -1;
1404         }
1405
1406         if (dst_mac_addr == NULL) {
1407                 RTE_BOND_LOG(ERR, "NULL pointer MAC specified");
1408                 return -1;
1409         }
1410
1411         mac_addr = eth_dev->data->mac_addrs;
1412
1413         rte_ether_addr_copy(mac_addr, dst_mac_addr);
1414         return 0;
1415 }
1416
1417 int
1418 mac_address_set(struct rte_eth_dev *eth_dev,
1419                 struct rte_ether_addr *new_mac_addr)
1420 {
1421         struct rte_ether_addr *mac_addr;
1422
1423         if (eth_dev == NULL) {
1424                 RTE_BOND_LOG(ERR, "NULL pointer eth_dev specified");
1425                 return -1;
1426         }
1427
1428         if (new_mac_addr == NULL) {
1429                 RTE_BOND_LOG(ERR, "NULL pointer MAC specified");
1430                 return -1;
1431         }
1432
1433         mac_addr = eth_dev->data->mac_addrs;
1434
1435         /* If new MAC is different to current MAC then update */
1436         if (memcmp(mac_addr, new_mac_addr, sizeof(*mac_addr)) != 0)
1437                 memcpy(mac_addr, new_mac_addr, sizeof(*mac_addr));
1438
1439         return 0;
1440 }
1441
1442 static const struct rte_ether_addr null_mac_addr;
1443
1444 /*
1445  * Add additional MAC addresses to the slave
1446  */
1447 int
1448 slave_add_mac_addresses(struct rte_eth_dev *bonded_eth_dev,
1449                 uint16_t slave_port_id)
1450 {
1451         int i, ret;
1452         struct rte_ether_addr *mac_addr;
1453
1454         for (i = 1; i < BOND_MAX_MAC_ADDRS; i++) {
1455                 mac_addr = &bonded_eth_dev->data->mac_addrs[i];
1456                 if (rte_is_same_ether_addr(mac_addr, &null_mac_addr))
1457                         break;
1458
1459                 ret = rte_eth_dev_mac_addr_add(slave_port_id, mac_addr, 0);
1460                 if (ret < 0) {
1461                         /* rollback */
1462                         for (i--; i > 0; i--)
1463                                 rte_eth_dev_mac_addr_remove(slave_port_id,
1464                                         &bonded_eth_dev->data->mac_addrs[i]);
1465                         return ret;
1466                 }
1467         }
1468
1469         return 0;
1470 }
1471
1472 /*
1473  * Remove additional MAC addresses from the slave
1474  */
1475 int
1476 slave_remove_mac_addresses(struct rte_eth_dev *bonded_eth_dev,
1477                 uint16_t slave_port_id)
1478 {
1479         int i, rc, ret;
1480         struct rte_ether_addr *mac_addr;
1481
1482         rc = 0;
1483         for (i = 1; i < BOND_MAX_MAC_ADDRS; i++) {
1484                 mac_addr = &bonded_eth_dev->data->mac_addrs[i];
1485                 if (rte_is_same_ether_addr(mac_addr, &null_mac_addr))
1486                         break;
1487
1488                 ret = rte_eth_dev_mac_addr_remove(slave_port_id, mac_addr);
1489                 /* save only the first error */
1490                 if (ret < 0 && rc == 0)
1491                         rc = ret;
1492         }
1493
1494         return rc;
1495 }
1496
1497 int
1498 mac_address_slaves_update(struct rte_eth_dev *bonded_eth_dev)
1499 {
1500         struct bond_dev_private *internals = bonded_eth_dev->data->dev_private;
1501         bool set;
1502         int i;
1503
1504         /* Update slave devices MAC addresses */
1505         if (internals->slave_count < 1)
1506                 return -1;
1507
1508         switch (internals->mode) {
1509         case BONDING_MODE_ROUND_ROBIN:
1510         case BONDING_MODE_BALANCE:
1511         case BONDING_MODE_BROADCAST:
1512                 for (i = 0; i < internals->slave_count; i++) {
1513                         if (rte_eth_dev_default_mac_addr_set(
1514                                         internals->slaves[i].port_id,
1515                                         bonded_eth_dev->data->mac_addrs)) {
1516                                 RTE_BOND_LOG(ERR, "Failed to update port Id %d MAC address",
1517                                                 internals->slaves[i].port_id);
1518                                 return -1;
1519                         }
1520                 }
1521                 break;
1522         case BONDING_MODE_8023AD:
1523                 bond_mode_8023ad_mac_address_update(bonded_eth_dev);
1524                 break;
1525         case BONDING_MODE_ACTIVE_BACKUP:
1526         case BONDING_MODE_TLB:
1527         case BONDING_MODE_ALB:
1528         default:
1529                 set = true;
1530                 for (i = 0; i < internals->slave_count; i++) {
1531                         if (internals->slaves[i].port_id ==
1532                                         internals->current_primary_port) {
1533                                 if (rte_eth_dev_default_mac_addr_set(
1534                                                 internals->current_primary_port,
1535                                                 bonded_eth_dev->data->mac_addrs)) {
1536                                         RTE_BOND_LOG(ERR, "Failed to update port Id %d MAC address",
1537                                                         internals->current_primary_port);
1538                                         set = false;
1539                                 }
1540                         } else {
1541                                 if (rte_eth_dev_default_mac_addr_set(
1542                                                 internals->slaves[i].port_id,
1543                                                 &internals->slaves[i].persisted_mac_addr)) {
1544                                         RTE_BOND_LOG(ERR, "Failed to update port Id %d MAC address",
1545                                                         internals->slaves[i].port_id);
1546                                 }
1547                         }
1548                 }
1549                 if (!set)
1550                         return -1;
1551         }
1552
1553         return 0;
1554 }
1555
1556 int
1557 bond_ethdev_mode_set(struct rte_eth_dev *eth_dev, int mode)
1558 {
1559         struct bond_dev_private *internals;
1560
1561         internals = eth_dev->data->dev_private;
1562
1563         switch (mode) {
1564         case BONDING_MODE_ROUND_ROBIN:
1565                 eth_dev->tx_pkt_burst = bond_ethdev_tx_burst_round_robin;
1566                 eth_dev->rx_pkt_burst = bond_ethdev_rx_burst;
1567                 break;
1568         case BONDING_MODE_ACTIVE_BACKUP:
1569                 eth_dev->tx_pkt_burst = bond_ethdev_tx_burst_active_backup;
1570                 eth_dev->rx_pkt_burst = bond_ethdev_rx_burst_active_backup;
1571                 break;
1572         case BONDING_MODE_BALANCE:
1573                 eth_dev->tx_pkt_burst = bond_ethdev_tx_burst_balance;
1574                 eth_dev->rx_pkt_burst = bond_ethdev_rx_burst;
1575                 break;
1576         case BONDING_MODE_BROADCAST:
1577                 eth_dev->tx_pkt_burst = bond_ethdev_tx_burst_broadcast;
1578                 eth_dev->rx_pkt_burst = bond_ethdev_rx_burst;
1579                 break;
1580         case BONDING_MODE_8023AD:
1581                 if (bond_mode_8023ad_enable(eth_dev) != 0)
1582                         return -1;
1583
1584                 if (internals->mode4.dedicated_queues.enabled == 0) {
1585                         eth_dev->rx_pkt_burst = bond_ethdev_rx_burst_8023ad;
1586                         eth_dev->tx_pkt_burst = bond_ethdev_tx_burst_8023ad;
1587                         RTE_BOND_LOG(WARNING,
1588                                 "Using mode 4, it is necessary to do TX burst "
1589                                 "and RX burst at least every 100ms.");
1590                 } else {
1591                         /* Use flow director's optimization */
1592                         eth_dev->rx_pkt_burst =
1593                                         bond_ethdev_rx_burst_8023ad_fast_queue;
1594                         eth_dev->tx_pkt_burst =
1595                                         bond_ethdev_tx_burst_8023ad_fast_queue;
1596                 }
1597                 break;
1598         case BONDING_MODE_TLB:
1599                 eth_dev->tx_pkt_burst = bond_ethdev_tx_burst_tlb;
1600                 eth_dev->rx_pkt_burst = bond_ethdev_rx_burst_active_backup;
1601                 break;
1602         case BONDING_MODE_ALB:
1603                 if (bond_mode_alb_enable(eth_dev) != 0)
1604                         return -1;
1605
1606                 eth_dev->tx_pkt_burst = bond_ethdev_tx_burst_alb;
1607                 eth_dev->rx_pkt_burst = bond_ethdev_rx_burst_alb;
1608                 break;
1609         default:
1610                 return -1;
1611         }
1612
1613         internals->mode = mode;
1614
1615         return 0;
1616 }
1617
1618
1619 static int
1620 slave_configure_slow_queue(struct rte_eth_dev *bonded_eth_dev,
1621                 struct rte_eth_dev *slave_eth_dev)
1622 {
1623         int errval = 0;
1624         struct bond_dev_private *internals = bonded_eth_dev->data->dev_private;
1625         struct port *port = &bond_mode_8023ad_ports[slave_eth_dev->data->port_id];
1626
1627         if (port->slow_pool == NULL) {
1628                 char mem_name[256];
1629                 int slave_id = slave_eth_dev->data->port_id;
1630
1631                 snprintf(mem_name, RTE_DIM(mem_name), "slave_port%u_slow_pool",
1632                                 slave_id);
1633                 port->slow_pool = rte_pktmbuf_pool_create(mem_name, 8191,
1634                         250, 0, RTE_MBUF_DEFAULT_BUF_SIZE,
1635                         slave_eth_dev->data->numa_node);
1636
1637                 /* Any memory allocation failure in initialization is critical because
1638                  * resources can't be free, so reinitialization is impossible. */
1639                 if (port->slow_pool == NULL) {
1640                         rte_panic("Slave %u: Failed to create memory pool '%s': %s\n",
1641                                 slave_id, mem_name, rte_strerror(rte_errno));
1642                 }
1643         }
1644
1645         if (internals->mode4.dedicated_queues.enabled == 1) {
1646                 /* Configure slow Rx queue */
1647
1648                 errval = rte_eth_rx_queue_setup(slave_eth_dev->data->port_id,
1649                                 internals->mode4.dedicated_queues.rx_qid, 128,
1650                                 rte_eth_dev_socket_id(slave_eth_dev->data->port_id),
1651                                 NULL, port->slow_pool);
1652                 if (errval != 0) {
1653                         RTE_BOND_LOG(ERR,
1654                                         "rte_eth_rx_queue_setup: port=%d queue_id %d, err (%d)",
1655                                         slave_eth_dev->data->port_id,
1656                                         internals->mode4.dedicated_queues.rx_qid,
1657                                         errval);
1658                         return errval;
1659                 }
1660
1661                 errval = rte_eth_tx_queue_setup(slave_eth_dev->data->port_id,
1662                                 internals->mode4.dedicated_queues.tx_qid, 512,
1663                                 rte_eth_dev_socket_id(slave_eth_dev->data->port_id),
1664                                 NULL);
1665                 if (errval != 0) {
1666                         RTE_BOND_LOG(ERR,
1667                                 "rte_eth_tx_queue_setup: port=%d queue_id %d, err (%d)",
1668                                 slave_eth_dev->data->port_id,
1669                                 internals->mode4.dedicated_queues.tx_qid,
1670                                 errval);
1671                         return errval;
1672                 }
1673         }
1674         return 0;
1675 }
1676
1677 int
1678 slave_configure(struct rte_eth_dev *bonded_eth_dev,
1679                 struct rte_eth_dev *slave_eth_dev)
1680 {
1681         struct bond_rx_queue *bd_rx_q;
1682         struct bond_tx_queue *bd_tx_q;
1683         uint16_t nb_rx_queues;
1684         uint16_t nb_tx_queues;
1685
1686         int errval;
1687         uint16_t q_id;
1688         struct rte_flow_error flow_error;
1689
1690         struct bond_dev_private *internals = bonded_eth_dev->data->dev_private;
1691
1692         /* Stop slave */
1693         errval = rte_eth_dev_stop(slave_eth_dev->data->port_id);
1694         if (errval != 0)
1695                 RTE_BOND_LOG(ERR, "rte_eth_dev_stop: port %u, err (%d)",
1696                              slave_eth_dev->data->port_id, errval);
1697
1698         /* Enable interrupts on slave device if supported */
1699         if (slave_eth_dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC)
1700                 slave_eth_dev->data->dev_conf.intr_conf.lsc = 1;
1701
1702         /* If RSS is enabled for bonding, try to enable it for slaves  */
1703         if (bonded_eth_dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG) {
1704                 if (internals->rss_key_len != 0) {
1705                         slave_eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_key_len =
1706                                         internals->rss_key_len;
1707                         slave_eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_key =
1708                                         internals->rss_key;
1709                 } else {
1710                         slave_eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_key = NULL;
1711                 }
1712
1713                 slave_eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf =
1714                                 bonded_eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf;
1715                 slave_eth_dev->data->dev_conf.rxmode.mq_mode =
1716                                 bonded_eth_dev->data->dev_conf.rxmode.mq_mode;
1717         }
1718
1719         if (bonded_eth_dev->data->dev_conf.rxmode.offloads &
1720                         DEV_RX_OFFLOAD_VLAN_FILTER)
1721                 slave_eth_dev->data->dev_conf.rxmode.offloads |=
1722                                 DEV_RX_OFFLOAD_VLAN_FILTER;
1723         else
1724                 slave_eth_dev->data->dev_conf.rxmode.offloads &=
1725                                 ~DEV_RX_OFFLOAD_VLAN_FILTER;
1726
1727         slave_eth_dev->data->dev_conf.rxmode.max_rx_pkt_len =
1728                         bonded_eth_dev->data->dev_conf.rxmode.max_rx_pkt_len;
1729
1730         if (bonded_eth_dev->data->dev_conf.rxmode.offloads &
1731                         DEV_RX_OFFLOAD_JUMBO_FRAME)
1732                 slave_eth_dev->data->dev_conf.rxmode.offloads |=
1733                                 DEV_RX_OFFLOAD_JUMBO_FRAME;
1734         else
1735                 slave_eth_dev->data->dev_conf.rxmode.offloads &=
1736                                 ~DEV_RX_OFFLOAD_JUMBO_FRAME;
1737
1738         nb_rx_queues = bonded_eth_dev->data->nb_rx_queues;
1739         nb_tx_queues = bonded_eth_dev->data->nb_tx_queues;
1740
1741         if (internals->mode == BONDING_MODE_8023AD) {
1742                 if (internals->mode4.dedicated_queues.enabled == 1) {
1743                         nb_rx_queues++;
1744                         nb_tx_queues++;
1745                 }
1746         }
1747
1748         errval = rte_eth_dev_set_mtu(slave_eth_dev->data->port_id,
1749                                      bonded_eth_dev->data->mtu);
1750         if (errval != 0 && errval != -ENOTSUP) {
1751                 RTE_BOND_LOG(ERR, "rte_eth_dev_set_mtu: port %u, err (%d)",
1752                                 slave_eth_dev->data->port_id, errval);
1753                 return errval;
1754         }
1755
1756         /* Configure device */
1757         errval = rte_eth_dev_configure(slave_eth_dev->data->port_id,
1758                         nb_rx_queues, nb_tx_queues,
1759                         &(slave_eth_dev->data->dev_conf));
1760         if (errval != 0) {
1761                 RTE_BOND_LOG(ERR, "Cannot configure slave device: port %u, err (%d)",
1762                                 slave_eth_dev->data->port_id, errval);
1763                 return errval;
1764         }
1765
1766         /* Setup Rx Queues */
1767         for (q_id = 0; q_id < bonded_eth_dev->data->nb_rx_queues; q_id++) {
1768                 bd_rx_q = (struct bond_rx_queue *)bonded_eth_dev->data->rx_queues[q_id];
1769
1770                 errval = rte_eth_rx_queue_setup(slave_eth_dev->data->port_id, q_id,
1771                                 bd_rx_q->nb_rx_desc,
1772                                 rte_eth_dev_socket_id(slave_eth_dev->data->port_id),
1773                                 &(bd_rx_q->rx_conf), bd_rx_q->mb_pool);
1774                 if (errval != 0) {
1775                         RTE_BOND_LOG(ERR,
1776                                         "rte_eth_rx_queue_setup: port=%d queue_id %d, err (%d)",
1777                                         slave_eth_dev->data->port_id, q_id, errval);
1778                         return errval;
1779                 }
1780         }
1781
1782         /* Setup Tx Queues */
1783         for (q_id = 0; q_id < bonded_eth_dev->data->nb_tx_queues; q_id++) {
1784                 bd_tx_q = (struct bond_tx_queue *)bonded_eth_dev->data->tx_queues[q_id];
1785
1786                 errval = rte_eth_tx_queue_setup(slave_eth_dev->data->port_id, q_id,
1787                                 bd_tx_q->nb_tx_desc,
1788                                 rte_eth_dev_socket_id(slave_eth_dev->data->port_id),
1789                                 &bd_tx_q->tx_conf);
1790                 if (errval != 0) {
1791                         RTE_BOND_LOG(ERR,
1792                                 "rte_eth_tx_queue_setup: port=%d queue_id %d, err (%d)",
1793                                 slave_eth_dev->data->port_id, q_id, errval);
1794                         return errval;
1795                 }
1796         }
1797
1798         if (internals->mode == BONDING_MODE_8023AD &&
1799                         internals->mode4.dedicated_queues.enabled == 1) {
1800                 if (slave_configure_slow_queue(bonded_eth_dev, slave_eth_dev)
1801                                 != 0)
1802                         return errval;
1803
1804                 errval = bond_ethdev_8023ad_flow_verify(bonded_eth_dev,
1805                                 slave_eth_dev->data->port_id);
1806                 if (errval != 0) {
1807                         RTE_BOND_LOG(ERR,
1808                                 "bond_ethdev_8023ad_flow_verify: port=%d, err (%d)",
1809                                 slave_eth_dev->data->port_id, errval);
1810                         return errval;
1811                 }
1812
1813                 if (internals->mode4.dedicated_queues.flow[slave_eth_dev->data->port_id] != NULL)
1814                         rte_flow_destroy(slave_eth_dev->data->port_id,
1815                                         internals->mode4.dedicated_queues.flow[slave_eth_dev->data->port_id],
1816                                         &flow_error);
1817
1818                 errval = bond_ethdev_8023ad_flow_set(bonded_eth_dev,
1819                                 slave_eth_dev->data->port_id);
1820                 if (errval != 0) {
1821                         RTE_BOND_LOG(ERR,
1822                                 "bond_ethdev_8023ad_flow_set: port=%d, err (%d)",
1823                                 slave_eth_dev->data->port_id, errval);
1824                         return errval;
1825                 }
1826         }
1827
1828         /* Start device */
1829         errval = rte_eth_dev_start(slave_eth_dev->data->port_id);
1830         if (errval != 0) {
1831                 RTE_BOND_LOG(ERR, "rte_eth_dev_start: port=%u, err (%d)",
1832                                 slave_eth_dev->data->port_id, errval);
1833                 return -1;
1834         }
1835
1836         /* If RSS is enabled for bonding, synchronize RETA */
1837         if (bonded_eth_dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_RSS) {
1838                 int i;
1839                 struct bond_dev_private *internals;
1840
1841                 internals = bonded_eth_dev->data->dev_private;
1842
1843                 for (i = 0; i < internals->slave_count; i++) {
1844                         if (internals->slaves[i].port_id == slave_eth_dev->data->port_id) {
1845                                 errval = rte_eth_dev_rss_reta_update(
1846                                                 slave_eth_dev->data->port_id,
1847                                                 &internals->reta_conf[0],
1848                                                 internals->slaves[i].reta_size);
1849                                 if (errval != 0) {
1850                                         RTE_BOND_LOG(WARNING,
1851                                                      "rte_eth_dev_rss_reta_update on slave port %d fails (err %d)."
1852                                                      " RSS Configuration for bonding may be inconsistent.",
1853                                                      slave_eth_dev->data->port_id, errval);
1854                                 }
1855                                 break;
1856                         }
1857                 }
1858         }
1859
1860         /* If lsc interrupt is set, check initial slave's link status */
1861         if (slave_eth_dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC) {
1862                 slave_eth_dev->dev_ops->link_update(slave_eth_dev, 0);
1863                 bond_ethdev_lsc_event_callback(slave_eth_dev->data->port_id,
1864                         RTE_ETH_EVENT_INTR_LSC, &bonded_eth_dev->data->port_id,
1865                         NULL);
1866         }
1867
1868         return 0;
1869 }
1870
1871 void
1872 slave_remove(struct bond_dev_private *internals,
1873                 struct rte_eth_dev *slave_eth_dev)
1874 {
1875         uint16_t i;
1876
1877         for (i = 0; i < internals->slave_count; i++)
1878                 if (internals->slaves[i].port_id ==
1879                                 slave_eth_dev->data->port_id)
1880                         break;
1881
1882         if (i < (internals->slave_count - 1)) {
1883                 struct rte_flow *flow;
1884
1885                 memmove(&internals->slaves[i], &internals->slaves[i + 1],
1886                                 sizeof(internals->slaves[0]) *
1887                                 (internals->slave_count - i - 1));
1888                 TAILQ_FOREACH(flow, &internals->flow_list, next) {
1889                         memmove(&flow->flows[i], &flow->flows[i + 1],
1890                                 sizeof(flow->flows[0]) *
1891                                 (internals->slave_count - i - 1));
1892                         flow->flows[internals->slave_count - 1] = NULL;
1893                 }
1894         }
1895
1896         internals->slave_count--;
1897
1898         /* force reconfiguration of slave interfaces */
1899         rte_eth_dev_internal_reset(slave_eth_dev);
1900 }
1901
1902 static void
1903 bond_ethdev_slave_link_status_change_monitor(void *cb_arg);
1904
1905 void
1906 slave_add(struct bond_dev_private *internals,
1907                 struct rte_eth_dev *slave_eth_dev)
1908 {
1909         struct bond_slave_details *slave_details =
1910                         &internals->slaves[internals->slave_count];
1911
1912         slave_details->port_id = slave_eth_dev->data->port_id;
1913         slave_details->last_link_status = 0;
1914
1915         /* Mark slave devices that don't support interrupts so we can
1916          * compensate when we start the bond
1917          */
1918         if (!(slave_eth_dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC)) {
1919                 slave_details->link_status_poll_enabled = 1;
1920         }
1921
1922         slave_details->link_status_wait_to_complete = 0;
1923         /* clean tlb_last_obytes when adding port for bonding device */
1924         memcpy(&(slave_details->persisted_mac_addr), slave_eth_dev->data->mac_addrs,
1925                         sizeof(struct rte_ether_addr));
1926 }
1927
1928 void
1929 bond_ethdev_primary_set(struct bond_dev_private *internals,
1930                 uint16_t slave_port_id)
1931 {
1932         int i;
1933
1934         if (internals->active_slave_count < 1)
1935                 internals->current_primary_port = slave_port_id;
1936         else
1937                 /* Search bonded device slave ports for new proposed primary port */
1938                 for (i = 0; i < internals->active_slave_count; i++) {
1939                         if (internals->active_slaves[i] == slave_port_id)
1940                                 internals->current_primary_port = slave_port_id;
1941                 }
1942 }
1943
1944 static int
1945 bond_ethdev_promiscuous_enable(struct rte_eth_dev *eth_dev);
1946
1947 static int
1948 bond_ethdev_start(struct rte_eth_dev *eth_dev)
1949 {
1950         struct bond_dev_private *internals;
1951         int i;
1952
1953         /* slave eth dev will be started by bonded device */
1954         if (check_for_bonded_ethdev(eth_dev)) {
1955                 RTE_BOND_LOG(ERR, "User tried to explicitly start a slave eth_dev (%d)",
1956                                 eth_dev->data->port_id);
1957                 return -1;
1958         }
1959
1960         eth_dev->data->dev_link.link_status = ETH_LINK_DOWN;
1961         eth_dev->data->dev_started = 1;
1962
1963         internals = eth_dev->data->dev_private;
1964
1965         if (internals->slave_count == 0) {
1966                 RTE_BOND_LOG(ERR, "Cannot start port since there are no slave devices");
1967                 goto out_err;
1968         }
1969
1970         if (internals->user_defined_mac == 0) {
1971                 struct rte_ether_addr *new_mac_addr = NULL;
1972
1973                 for (i = 0; i < internals->slave_count; i++)
1974                         if (internals->slaves[i].port_id == internals->primary_port)
1975                                 new_mac_addr = &internals->slaves[i].persisted_mac_addr;
1976
1977                 if (new_mac_addr == NULL)
1978                         goto out_err;
1979
1980                 if (mac_address_set(eth_dev, new_mac_addr) != 0) {
1981                         RTE_BOND_LOG(ERR, "bonded port (%d) failed to update MAC address",
1982                                         eth_dev->data->port_id);
1983                         goto out_err;
1984                 }
1985         }
1986
1987         if (internals->mode == BONDING_MODE_8023AD) {
1988                 if (internals->mode4.dedicated_queues.enabled == 1) {
1989                         internals->mode4.dedicated_queues.rx_qid =
1990                                         eth_dev->data->nb_rx_queues;
1991                         internals->mode4.dedicated_queues.tx_qid =
1992                                         eth_dev->data->nb_tx_queues;
1993                 }
1994         }
1995
1996
1997         /* Reconfigure each slave device if starting bonded device */
1998         for (i = 0; i < internals->slave_count; i++) {
1999                 struct rte_eth_dev *slave_ethdev =
2000                                 &(rte_eth_devices[internals->slaves[i].port_id]);
2001                 if (slave_configure(eth_dev, slave_ethdev) != 0) {
2002                         RTE_BOND_LOG(ERR,
2003                                 "bonded port (%d) failed to reconfigure slave device (%d)",
2004                                 eth_dev->data->port_id,
2005                                 internals->slaves[i].port_id);
2006                         goto out_err;
2007                 }
2008                 /* We will need to poll for link status if any slave doesn't
2009                  * support interrupts
2010                  */
2011                 if (internals->slaves[i].link_status_poll_enabled)
2012                         internals->link_status_polling_enabled = 1;
2013         }
2014
2015         /* start polling if needed */
2016         if (internals->link_status_polling_enabled) {
2017                 rte_eal_alarm_set(
2018                         internals->link_status_polling_interval_ms * 1000,
2019                         bond_ethdev_slave_link_status_change_monitor,
2020                         (void *)&rte_eth_devices[internals->port_id]);
2021         }
2022
2023         /* Update all slave devices MACs*/
2024         if (mac_address_slaves_update(eth_dev) != 0)
2025                 goto out_err;
2026
2027         if (internals->user_defined_primary_port)
2028                 bond_ethdev_primary_set(internals, internals->primary_port);
2029
2030         if (internals->mode == BONDING_MODE_8023AD)
2031                 bond_mode_8023ad_start(eth_dev);
2032
2033         if (internals->mode == BONDING_MODE_TLB ||
2034                         internals->mode == BONDING_MODE_ALB)
2035                 bond_tlb_enable(internals);
2036
2037         return 0;
2038
2039 out_err:
2040         eth_dev->data->dev_started = 0;
2041         return -1;
2042 }
2043
2044 static void
2045 bond_ethdev_free_queues(struct rte_eth_dev *dev)
2046 {
2047         uint16_t i;
2048
2049         if (dev->data->rx_queues != NULL) {
2050                 for (i = 0; i < dev->data->nb_rx_queues; i++) {
2051                         rte_free(dev->data->rx_queues[i]);
2052                         dev->data->rx_queues[i] = NULL;
2053                 }
2054                 dev->data->nb_rx_queues = 0;
2055         }
2056
2057         if (dev->data->tx_queues != NULL) {
2058                 for (i = 0; i < dev->data->nb_tx_queues; i++) {
2059                         rte_free(dev->data->tx_queues[i]);
2060                         dev->data->tx_queues[i] = NULL;
2061                 }
2062                 dev->data->nb_tx_queues = 0;
2063         }
2064 }
2065
2066 int
2067 bond_ethdev_stop(struct rte_eth_dev *eth_dev)
2068 {
2069         struct bond_dev_private *internals = eth_dev->data->dev_private;
2070         uint16_t i;
2071         int ret;
2072
2073         if (internals->mode == BONDING_MODE_8023AD) {
2074                 struct port *port;
2075                 void *pkt = NULL;
2076
2077                 bond_mode_8023ad_stop(eth_dev);
2078
2079                 /* Discard all messages to/from mode 4 state machines */
2080                 for (i = 0; i < internals->active_slave_count; i++) {
2081                         port = &bond_mode_8023ad_ports[internals->active_slaves[i]];
2082
2083                         RTE_ASSERT(port->rx_ring != NULL);
2084                         while (rte_ring_dequeue(port->rx_ring, &pkt) != -ENOENT)
2085                                 rte_pktmbuf_free(pkt);
2086
2087                         RTE_ASSERT(port->tx_ring != NULL);
2088                         while (rte_ring_dequeue(port->tx_ring, &pkt) != -ENOENT)
2089                                 rte_pktmbuf_free(pkt);
2090                 }
2091         }
2092
2093         if (internals->mode == BONDING_MODE_TLB ||
2094                         internals->mode == BONDING_MODE_ALB) {
2095                 bond_tlb_disable(internals);
2096                 for (i = 0; i < internals->active_slave_count; i++)
2097                         tlb_last_obytets[internals->active_slaves[i]] = 0;
2098         }
2099
2100         eth_dev->data->dev_link.link_status = ETH_LINK_DOWN;
2101         eth_dev->data->dev_started = 0;
2102
2103         internals->link_status_polling_enabled = 0;
2104         for (i = 0; i < internals->slave_count; i++) {
2105                 uint16_t slave_id = internals->slaves[i].port_id;
2106                 if (find_slave_by_id(internals->active_slaves,
2107                                 internals->active_slave_count, slave_id) !=
2108                                                 internals->active_slave_count) {
2109                         internals->slaves[i].last_link_status = 0;
2110                         ret = rte_eth_dev_stop(slave_id);
2111                         if (ret != 0) {
2112                                 RTE_BOND_LOG(ERR, "Failed to stop device on port %u",
2113                                              slave_id);
2114                                 return ret;
2115                         }
2116                         deactivate_slave(eth_dev, slave_id);
2117                 }
2118         }
2119
2120         return 0;
2121 }
2122
2123 int
2124 bond_ethdev_close(struct rte_eth_dev *dev)
2125 {
2126         struct bond_dev_private *internals = dev->data->dev_private;
2127         uint16_t bond_port_id = internals->port_id;
2128         int skipped = 0;
2129         struct rte_flow_error ferror;
2130
2131         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
2132                 return 0;
2133
2134         RTE_BOND_LOG(INFO, "Closing bonded device %s", dev->device->name);
2135         while (internals->slave_count != skipped) {
2136                 uint16_t port_id = internals->slaves[skipped].port_id;
2137
2138                 if (rte_eth_dev_stop(port_id) != 0) {
2139                         RTE_BOND_LOG(ERR, "Failed to stop device on port %u",
2140                                      port_id);
2141                         skipped++;
2142                 }
2143
2144                 if (rte_eth_bond_slave_remove(bond_port_id, port_id) != 0) {
2145                         RTE_BOND_LOG(ERR,
2146                                      "Failed to remove port %d from bonded device %s",
2147                                      port_id, dev->device->name);
2148                         skipped++;
2149                 }
2150         }
2151         bond_flow_ops.flush(dev, &ferror);
2152         bond_ethdev_free_queues(dev);
2153         rte_bitmap_reset(internals->vlan_filter_bmp);
2154         rte_bitmap_free(internals->vlan_filter_bmp);
2155         rte_free(internals->vlan_filter_bmpmem);
2156
2157         /* Try to release mempool used in mode6. If the bond
2158          * device is not mode6, free the NULL is not problem.
2159          */
2160         rte_mempool_free(internals->mode6.mempool);
2161
2162         return 0;
2163 }
2164
2165 /* forward declaration */
2166 static int bond_ethdev_configure(struct rte_eth_dev *dev);
2167
2168 static int
2169 bond_ethdev_info(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
2170 {
2171         struct bond_dev_private *internals = dev->data->dev_private;
2172         struct bond_slave_details slave;
2173         int ret;
2174
2175         uint16_t max_nb_rx_queues = UINT16_MAX;
2176         uint16_t max_nb_tx_queues = UINT16_MAX;
2177         uint16_t max_rx_desc_lim = UINT16_MAX;
2178         uint16_t max_tx_desc_lim = UINT16_MAX;
2179
2180         dev_info->max_mac_addrs = BOND_MAX_MAC_ADDRS;
2181
2182         dev_info->max_rx_pktlen = internals->candidate_max_rx_pktlen ?
2183                         internals->candidate_max_rx_pktlen :
2184                         RTE_ETHER_MAX_JUMBO_FRAME_LEN;
2185
2186         /* Max number of tx/rx queues that the bonded device can support is the
2187          * minimum values of the bonded slaves, as all slaves must be capable
2188          * of supporting the same number of tx/rx queues.
2189          */
2190         if (internals->slave_count > 0) {
2191                 struct rte_eth_dev_info slave_info;
2192                 uint16_t idx;
2193
2194                 for (idx = 0; idx < internals->slave_count; idx++) {
2195                         slave = internals->slaves[idx];
2196                         ret = rte_eth_dev_info_get(slave.port_id, &slave_info);
2197                         if (ret != 0) {
2198                                 RTE_BOND_LOG(ERR,
2199                                         "%s: Error during getting device (port %u) info: %s\n",
2200                                         __func__,
2201                                         slave.port_id,
2202                                         strerror(-ret));
2203
2204                                 return ret;
2205                         }
2206
2207                         if (slave_info.max_rx_queues < max_nb_rx_queues)
2208                                 max_nb_rx_queues = slave_info.max_rx_queues;
2209
2210                         if (slave_info.max_tx_queues < max_nb_tx_queues)
2211                                 max_nb_tx_queues = slave_info.max_tx_queues;
2212
2213                         if (slave_info.rx_desc_lim.nb_max < max_rx_desc_lim)
2214                                 max_rx_desc_lim = slave_info.rx_desc_lim.nb_max;
2215
2216                         if (slave_info.tx_desc_lim.nb_max < max_tx_desc_lim)
2217                                 max_tx_desc_lim = slave_info.tx_desc_lim.nb_max;
2218                 }
2219         }
2220
2221         dev_info->max_rx_queues = max_nb_rx_queues;
2222         dev_info->max_tx_queues = max_nb_tx_queues;
2223
2224         memcpy(&dev_info->default_rxconf, &internals->default_rxconf,
2225                sizeof(dev_info->default_rxconf));
2226         memcpy(&dev_info->default_txconf, &internals->default_txconf,
2227                sizeof(dev_info->default_txconf));
2228
2229         dev_info->rx_desc_lim.nb_max = max_rx_desc_lim;
2230         dev_info->tx_desc_lim.nb_max = max_tx_desc_lim;
2231
2232         /**
2233          * If dedicated hw queues enabled for link bonding device in LACP mode
2234          * then we need to reduce the maximum number of data path queues by 1.
2235          */
2236         if (internals->mode == BONDING_MODE_8023AD &&
2237                 internals->mode4.dedicated_queues.enabled == 1) {
2238                 dev_info->max_rx_queues--;
2239                 dev_info->max_tx_queues--;
2240         }
2241
2242         dev_info->min_rx_bufsize = 0;
2243
2244         dev_info->rx_offload_capa = internals->rx_offload_capa;
2245         dev_info->tx_offload_capa = internals->tx_offload_capa;
2246         dev_info->rx_queue_offload_capa = internals->rx_queue_offload_capa;
2247         dev_info->tx_queue_offload_capa = internals->tx_queue_offload_capa;
2248         dev_info->flow_type_rss_offloads = internals->flow_type_rss_offloads;
2249
2250         dev_info->reta_size = internals->reta_size;
2251
2252         return 0;
2253 }
2254
2255 static int
2256 bond_ethdev_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on)
2257 {
2258         int res;
2259         uint16_t i;
2260         struct bond_dev_private *internals = dev->data->dev_private;
2261
2262         /* don't do this while a slave is being added */
2263         rte_spinlock_lock(&internals->lock);
2264
2265         if (on)
2266                 rte_bitmap_set(internals->vlan_filter_bmp, vlan_id);
2267         else
2268                 rte_bitmap_clear(internals->vlan_filter_bmp, vlan_id);
2269
2270         for (i = 0; i < internals->slave_count; i++) {
2271                 uint16_t port_id = internals->slaves[i].port_id;
2272
2273                 res = rte_eth_dev_vlan_filter(port_id, vlan_id, on);
2274                 if (res == ENOTSUP)
2275                         RTE_BOND_LOG(WARNING,
2276                                      "Setting VLAN filter on slave port %u not supported.",
2277                                      port_id);
2278         }
2279
2280         rte_spinlock_unlock(&internals->lock);
2281         return 0;
2282 }
2283
2284 static int
2285 bond_ethdev_rx_queue_setup(struct rte_eth_dev *dev, uint16_t rx_queue_id,
2286                 uint16_t nb_rx_desc, unsigned int socket_id __rte_unused,
2287                 const struct rte_eth_rxconf *rx_conf, struct rte_mempool *mb_pool)
2288 {
2289         struct bond_rx_queue *bd_rx_q = (struct bond_rx_queue *)
2290                         rte_zmalloc_socket(NULL, sizeof(struct bond_rx_queue),
2291                                         0, dev->data->numa_node);
2292         if (bd_rx_q == NULL)
2293                 return -1;
2294
2295         bd_rx_q->queue_id = rx_queue_id;
2296         bd_rx_q->dev_private = dev->data->dev_private;
2297
2298         bd_rx_q->nb_rx_desc = nb_rx_desc;
2299
2300         memcpy(&(bd_rx_q->rx_conf), rx_conf, sizeof(struct rte_eth_rxconf));
2301         bd_rx_q->mb_pool = mb_pool;
2302
2303         dev->data->rx_queues[rx_queue_id] = bd_rx_q;
2304
2305         return 0;
2306 }
2307
2308 static int
2309 bond_ethdev_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id,
2310                 uint16_t nb_tx_desc, unsigned int socket_id __rte_unused,
2311                 const struct rte_eth_txconf *tx_conf)
2312 {
2313         struct bond_tx_queue *bd_tx_q  = (struct bond_tx_queue *)
2314                         rte_zmalloc_socket(NULL, sizeof(struct bond_tx_queue),
2315                                         0, dev->data->numa_node);
2316
2317         if (bd_tx_q == NULL)
2318                 return -1;
2319
2320         bd_tx_q->queue_id = tx_queue_id;
2321         bd_tx_q->dev_private = dev->data->dev_private;
2322
2323         bd_tx_q->nb_tx_desc = nb_tx_desc;
2324         memcpy(&(bd_tx_q->tx_conf), tx_conf, sizeof(bd_tx_q->tx_conf));
2325
2326         dev->data->tx_queues[tx_queue_id] = bd_tx_q;
2327
2328         return 0;
2329 }
2330
2331 static void
2332 bond_ethdev_rx_queue_release(void *queue)
2333 {
2334         if (queue == NULL)
2335                 return;
2336
2337         rte_free(queue);
2338 }
2339
2340 static void
2341 bond_ethdev_tx_queue_release(void *queue)
2342 {
2343         if (queue == NULL)
2344                 return;
2345
2346         rte_free(queue);
2347 }
2348
2349 static void
2350 bond_ethdev_slave_link_status_change_monitor(void *cb_arg)
2351 {
2352         struct rte_eth_dev *bonded_ethdev, *slave_ethdev;
2353         struct bond_dev_private *internals;
2354
2355         /* Default value for polling slave found is true as we don't want to
2356          * disable the polling thread if we cannot get the lock */
2357         int i, polling_slave_found = 1;
2358
2359         if (cb_arg == NULL)
2360                 return;
2361
2362         bonded_ethdev = cb_arg;
2363         internals = bonded_ethdev->data->dev_private;
2364
2365         if (!bonded_ethdev->data->dev_started ||
2366                 !internals->link_status_polling_enabled)
2367                 return;
2368
2369         /* If device is currently being configured then don't check slaves link
2370          * status, wait until next period */
2371         if (rte_spinlock_trylock(&internals->lock)) {
2372                 if (internals->slave_count > 0)
2373                         polling_slave_found = 0;
2374
2375                 for (i = 0; i < internals->slave_count; i++) {
2376                         if (!internals->slaves[i].link_status_poll_enabled)
2377                                 continue;
2378
2379                         slave_ethdev = &rte_eth_devices[internals->slaves[i].port_id];
2380                         polling_slave_found = 1;
2381
2382                         /* Update slave link status */
2383                         (*slave_ethdev->dev_ops->link_update)(slave_ethdev,
2384                                         internals->slaves[i].link_status_wait_to_complete);
2385
2386                         /* if link status has changed since last checked then call lsc
2387                          * event callback */
2388                         if (slave_ethdev->data->dev_link.link_status !=
2389                                         internals->slaves[i].last_link_status) {
2390                                 internals->slaves[i].last_link_status =
2391                                                 slave_ethdev->data->dev_link.link_status;
2392
2393                                 bond_ethdev_lsc_event_callback(internals->slaves[i].port_id,
2394                                                 RTE_ETH_EVENT_INTR_LSC,
2395                                                 &bonded_ethdev->data->port_id,
2396                                                 NULL);
2397                         }
2398                 }
2399                 rte_spinlock_unlock(&internals->lock);
2400         }
2401
2402         if (polling_slave_found)
2403                 /* Set alarm to continue monitoring link status of slave ethdev's */
2404                 rte_eal_alarm_set(internals->link_status_polling_interval_ms * 1000,
2405                                 bond_ethdev_slave_link_status_change_monitor, cb_arg);
2406 }
2407
2408 static int
2409 bond_ethdev_link_update(struct rte_eth_dev *ethdev, int wait_to_complete)
2410 {
2411         int (*link_update)(uint16_t port_id, struct rte_eth_link *eth_link);
2412
2413         struct bond_dev_private *bond_ctx;
2414         struct rte_eth_link slave_link;
2415
2416         bool one_link_update_succeeded;
2417         uint32_t idx;
2418         int ret;
2419
2420         bond_ctx = ethdev->data->dev_private;
2421
2422         ethdev->data->dev_link.link_speed = ETH_SPEED_NUM_NONE;
2423
2424         if (ethdev->data->dev_started == 0 ||
2425                         bond_ctx->active_slave_count == 0) {
2426                 ethdev->data->dev_link.link_status = ETH_LINK_DOWN;
2427                 return 0;
2428         }
2429
2430         ethdev->data->dev_link.link_status = ETH_LINK_UP;
2431
2432         if (wait_to_complete)
2433                 link_update = rte_eth_link_get;
2434         else
2435                 link_update = rte_eth_link_get_nowait;
2436
2437         switch (bond_ctx->mode) {
2438         case BONDING_MODE_BROADCAST:
2439                 /**
2440                  * Setting link speed to UINT32_MAX to ensure we pick up the
2441                  * value of the first active slave
2442                  */
2443                 ethdev->data->dev_link.link_speed = UINT32_MAX;
2444
2445                 /**
2446                  * link speed is minimum value of all the slaves link speed as
2447                  * packet loss will occur on this slave if transmission at rates
2448                  * greater than this are attempted
2449                  */
2450                 for (idx = 0; idx < bond_ctx->active_slave_count; idx++) {
2451                         ret = link_update(bond_ctx->active_slaves[idx],
2452                                           &slave_link);
2453                         if (ret < 0) {
2454                                 ethdev->data->dev_link.link_speed =
2455                                         ETH_SPEED_NUM_NONE;
2456                                 RTE_BOND_LOG(ERR,
2457                                         "Slave (port %u) link get failed: %s",
2458                                         bond_ctx->active_slaves[idx],
2459                                         rte_strerror(-ret));
2460                                 return 0;
2461                         }
2462
2463                         if (slave_link.link_speed <
2464                                         ethdev->data->dev_link.link_speed)
2465                                 ethdev->data->dev_link.link_speed =
2466                                                 slave_link.link_speed;
2467                 }
2468                 break;
2469         case BONDING_MODE_ACTIVE_BACKUP:
2470                 /* Current primary slave */
2471                 ret = link_update(bond_ctx->current_primary_port, &slave_link);
2472                 if (ret < 0) {
2473                         RTE_BOND_LOG(ERR, "Slave (port %u) link get failed: %s",
2474                                 bond_ctx->current_primary_port,
2475                                 rte_strerror(-ret));
2476                         return 0;
2477                 }
2478
2479                 ethdev->data->dev_link.link_speed = slave_link.link_speed;
2480                 break;
2481         case BONDING_MODE_8023AD:
2482                 ethdev->data->dev_link.link_autoneg =
2483                                 bond_ctx->mode4.slave_link.link_autoneg;
2484                 ethdev->data->dev_link.link_duplex =
2485                                 bond_ctx->mode4.slave_link.link_duplex;
2486                 /* fall through */
2487                 /* to update link speed */
2488         case BONDING_MODE_ROUND_ROBIN:
2489         case BONDING_MODE_BALANCE:
2490         case BONDING_MODE_TLB:
2491         case BONDING_MODE_ALB:
2492         default:
2493                 /**
2494                  * In theses mode the maximum theoretical link speed is the sum
2495                  * of all the slaves
2496                  */
2497                 ethdev->data->dev_link.link_speed = ETH_SPEED_NUM_NONE;
2498                 one_link_update_succeeded = false;
2499
2500                 for (idx = 0; idx < bond_ctx->active_slave_count; idx++) {
2501                         ret = link_update(bond_ctx->active_slaves[idx],
2502                                         &slave_link);
2503                         if (ret < 0) {
2504                                 RTE_BOND_LOG(ERR,
2505                                         "Slave (port %u) link get failed: %s",
2506                                         bond_ctx->active_slaves[idx],
2507                                         rte_strerror(-ret));
2508                                 continue;
2509                         }
2510
2511                         one_link_update_succeeded = true;
2512                         ethdev->data->dev_link.link_speed +=
2513                                         slave_link.link_speed;
2514                 }
2515
2516                 if (!one_link_update_succeeded) {
2517                         RTE_BOND_LOG(ERR, "All slaves link get failed");
2518                         return 0;
2519                 }
2520         }
2521
2522
2523         return 0;
2524 }
2525
2526
2527 static int
2528 bond_ethdev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
2529 {
2530         struct bond_dev_private *internals = dev->data->dev_private;
2531         struct rte_eth_stats slave_stats;
2532         int i, j;
2533
2534         for (i = 0; i < internals->slave_count; i++) {
2535                 rte_eth_stats_get(internals->slaves[i].port_id, &slave_stats);
2536
2537                 stats->ipackets += slave_stats.ipackets;
2538                 stats->opackets += slave_stats.opackets;
2539                 stats->ibytes += slave_stats.ibytes;
2540                 stats->obytes += slave_stats.obytes;
2541                 stats->imissed += slave_stats.imissed;
2542                 stats->ierrors += slave_stats.ierrors;
2543                 stats->oerrors += slave_stats.oerrors;
2544                 stats->rx_nombuf += slave_stats.rx_nombuf;
2545
2546                 for (j = 0; j < RTE_ETHDEV_QUEUE_STAT_CNTRS; j++) {
2547                         stats->q_ipackets[j] += slave_stats.q_ipackets[j];
2548                         stats->q_opackets[j] += slave_stats.q_opackets[j];
2549                         stats->q_ibytes[j] += slave_stats.q_ibytes[j];
2550                         stats->q_obytes[j] += slave_stats.q_obytes[j];
2551                         stats->q_errors[j] += slave_stats.q_errors[j];
2552                 }
2553
2554         }
2555
2556         return 0;
2557 }
2558
2559 static int
2560 bond_ethdev_stats_reset(struct rte_eth_dev *dev)
2561 {
2562         struct bond_dev_private *internals = dev->data->dev_private;
2563         int i;
2564         int err;
2565         int ret;
2566
2567         for (i = 0, err = 0; i < internals->slave_count; i++) {
2568                 ret = rte_eth_stats_reset(internals->slaves[i].port_id);
2569                 if (ret != 0)
2570                         err = ret;
2571         }
2572
2573         return err;
2574 }
2575
2576 static int
2577 bond_ethdev_promiscuous_enable(struct rte_eth_dev *eth_dev)
2578 {
2579         struct bond_dev_private *internals = eth_dev->data->dev_private;
2580         int i;
2581         int ret = 0;
2582         uint16_t port_id;
2583
2584         switch (internals->mode) {
2585         /* Promiscuous mode is propagated to all slaves */
2586         case BONDING_MODE_ROUND_ROBIN:
2587         case BONDING_MODE_BALANCE:
2588         case BONDING_MODE_BROADCAST:
2589         case BONDING_MODE_8023AD: {
2590                 unsigned int slave_ok = 0;
2591
2592                 for (i = 0; i < internals->slave_count; i++) {
2593                         port_id = internals->slaves[i].port_id;
2594
2595                         ret = rte_eth_promiscuous_enable(port_id);
2596                         if (ret != 0)
2597                                 RTE_BOND_LOG(ERR,
2598                                         "Failed to enable promiscuous mode for port %u: %s",
2599                                         port_id, rte_strerror(-ret));
2600                         else
2601                                 slave_ok++;
2602                 }
2603                 /*
2604                  * Report success if operation is successful on at least
2605                  * on one slave. Otherwise return last error code.
2606                  */
2607                 if (slave_ok > 0)
2608                         ret = 0;
2609                 break;
2610         }
2611         /* Promiscuous mode is propagated only to primary slave */
2612         case BONDING_MODE_ACTIVE_BACKUP:
2613         case BONDING_MODE_TLB:
2614         case BONDING_MODE_ALB:
2615         default:
2616                 /* Do not touch promisc when there cannot be primary ports */
2617                 if (internals->slave_count == 0)
2618                         break;
2619                 port_id = internals->current_primary_port;
2620                 ret = rte_eth_promiscuous_enable(port_id);
2621                 if (ret != 0)
2622                         RTE_BOND_LOG(ERR,
2623                                 "Failed to enable promiscuous mode for port %u: %s",
2624                                 port_id, rte_strerror(-ret));
2625         }
2626
2627         return ret;
2628 }
2629
2630 static int
2631 bond_ethdev_promiscuous_disable(struct rte_eth_dev *dev)
2632 {
2633         struct bond_dev_private *internals = dev->data->dev_private;
2634         int i;
2635         int ret = 0;
2636         uint16_t port_id;
2637
2638         switch (internals->mode) {
2639         /* Promiscuous mode is propagated to all slaves */
2640         case BONDING_MODE_ROUND_ROBIN:
2641         case BONDING_MODE_BALANCE:
2642         case BONDING_MODE_BROADCAST:
2643         case BONDING_MODE_8023AD: {
2644                 unsigned int slave_ok = 0;
2645
2646                 for (i = 0; i < internals->slave_count; i++) {
2647                         port_id = internals->slaves[i].port_id;
2648
2649                         if (internals->mode == BONDING_MODE_8023AD &&
2650                             bond_mode_8023ad_ports[port_id].forced_rx_flags ==
2651                                         BOND_8023AD_FORCED_PROMISC) {
2652                                 slave_ok++;
2653                                 continue;
2654                         }
2655                         ret = rte_eth_promiscuous_disable(port_id);
2656                         if (ret != 0)
2657                                 RTE_BOND_LOG(ERR,
2658                                         "Failed to disable promiscuous mode for port %u: %s",
2659                                         port_id, rte_strerror(-ret));
2660                         else
2661                                 slave_ok++;
2662                 }
2663                 /*
2664                  * Report success if operation is successful on at least
2665                  * on one slave. Otherwise return last error code.
2666                  */
2667                 if (slave_ok > 0)
2668                         ret = 0;
2669                 break;
2670         }
2671         /* Promiscuous mode is propagated only to primary slave */
2672         case BONDING_MODE_ACTIVE_BACKUP:
2673         case BONDING_MODE_TLB:
2674         case BONDING_MODE_ALB:
2675         default:
2676                 /* Do not touch promisc when there cannot be primary ports */
2677                 if (internals->slave_count == 0)
2678                         break;
2679                 port_id = internals->current_primary_port;
2680                 ret = rte_eth_promiscuous_disable(port_id);
2681                 if (ret != 0)
2682                         RTE_BOND_LOG(ERR,
2683                                 "Failed to disable promiscuous mode for port %u: %s",
2684                                 port_id, rte_strerror(-ret));
2685         }
2686
2687         return ret;
2688 }
2689
2690 static int
2691 bond_ethdev_allmulticast_enable(struct rte_eth_dev *eth_dev)
2692 {
2693         struct bond_dev_private *internals = eth_dev->data->dev_private;
2694         int i;
2695         int ret = 0;
2696         uint16_t port_id;
2697
2698         switch (internals->mode) {
2699         /* allmulti mode is propagated to all slaves */
2700         case BONDING_MODE_ROUND_ROBIN:
2701         case BONDING_MODE_BALANCE:
2702         case BONDING_MODE_BROADCAST:
2703         case BONDING_MODE_8023AD: {
2704                 unsigned int slave_ok = 0;
2705
2706                 for (i = 0; i < internals->slave_count; i++) {
2707                         port_id = internals->slaves[i].port_id;
2708
2709                         ret = rte_eth_allmulticast_enable(port_id);
2710                         if (ret != 0)
2711                                 RTE_BOND_LOG(ERR,
2712                                         "Failed to enable allmulti mode for port %u: %s",
2713                                         port_id, rte_strerror(-ret));
2714                         else
2715                                 slave_ok++;
2716                 }
2717                 /*
2718                  * Report success if operation is successful on at least
2719                  * on one slave. Otherwise return last error code.
2720                  */
2721                 if (slave_ok > 0)
2722                         ret = 0;
2723                 break;
2724         }
2725         /* allmulti mode is propagated only to primary slave */
2726         case BONDING_MODE_ACTIVE_BACKUP:
2727         case BONDING_MODE_TLB:
2728         case BONDING_MODE_ALB:
2729         default:
2730                 /* Do not touch allmulti when there cannot be primary ports */
2731                 if (internals->slave_count == 0)
2732                         break;
2733                 port_id = internals->current_primary_port;
2734                 ret = rte_eth_allmulticast_enable(port_id);
2735                 if (ret != 0)
2736                         RTE_BOND_LOG(ERR,
2737                                 "Failed to enable allmulti mode for port %u: %s",
2738                                 port_id, rte_strerror(-ret));
2739         }
2740
2741         return ret;
2742 }
2743
2744 static int
2745 bond_ethdev_allmulticast_disable(struct rte_eth_dev *eth_dev)
2746 {
2747         struct bond_dev_private *internals = eth_dev->data->dev_private;
2748         int i;
2749         int ret = 0;
2750         uint16_t port_id;
2751
2752         switch (internals->mode) {
2753         /* allmulti mode is propagated to all slaves */
2754         case BONDING_MODE_ROUND_ROBIN:
2755         case BONDING_MODE_BALANCE:
2756         case BONDING_MODE_BROADCAST:
2757         case BONDING_MODE_8023AD: {
2758                 unsigned int slave_ok = 0;
2759
2760                 for (i = 0; i < internals->slave_count; i++) {
2761                         uint16_t port_id = internals->slaves[i].port_id;
2762
2763                         if (internals->mode == BONDING_MODE_8023AD &&
2764                             bond_mode_8023ad_ports[port_id].forced_rx_flags ==
2765                                         BOND_8023AD_FORCED_ALLMULTI)
2766                                 continue;
2767
2768                         ret = rte_eth_allmulticast_disable(port_id);
2769                         if (ret != 0)
2770                                 RTE_BOND_LOG(ERR,
2771                                         "Failed to disable allmulti mode for port %u: %s",
2772                                         port_id, rte_strerror(-ret));
2773                         else
2774                                 slave_ok++;
2775                 }
2776                 /*
2777                  * Report success if operation is successful on at least
2778                  * on one slave. Otherwise return last error code.
2779                  */
2780                 if (slave_ok > 0)
2781                         ret = 0;
2782                 break;
2783         }
2784         /* allmulti mode is propagated only to primary slave */
2785         case BONDING_MODE_ACTIVE_BACKUP:
2786         case BONDING_MODE_TLB:
2787         case BONDING_MODE_ALB:
2788         default:
2789                 /* Do not touch allmulti when there cannot be primary ports */
2790                 if (internals->slave_count == 0)
2791                         break;
2792                 port_id = internals->current_primary_port;
2793                 ret = rte_eth_allmulticast_disable(port_id);
2794                 if (ret != 0)
2795                         RTE_BOND_LOG(ERR,
2796                                 "Failed to disable allmulti mode for port %u: %s",
2797                                 port_id, rte_strerror(-ret));
2798         }
2799
2800         return ret;
2801 }
2802
2803 static void
2804 bond_ethdev_delayed_lsc_propagation(void *arg)
2805 {
2806         if (arg == NULL)
2807                 return;
2808
2809         rte_eth_dev_callback_process((struct rte_eth_dev *)arg,
2810                         RTE_ETH_EVENT_INTR_LSC, NULL);
2811 }
2812
2813 int
2814 bond_ethdev_lsc_event_callback(uint16_t port_id, enum rte_eth_event_type type,
2815                 void *param, void *ret_param __rte_unused)
2816 {
2817         struct rte_eth_dev *bonded_eth_dev;
2818         struct bond_dev_private *internals;
2819         struct rte_eth_link link;
2820         int rc = -1;
2821         int ret;
2822
2823         uint8_t lsc_flag = 0;
2824         int valid_slave = 0;
2825         uint16_t active_pos;
2826         uint16_t i;
2827
2828         if (type != RTE_ETH_EVENT_INTR_LSC || param == NULL)
2829                 return rc;
2830
2831         bonded_eth_dev = &rte_eth_devices[*(uint16_t *)param];
2832
2833         if (check_for_bonded_ethdev(bonded_eth_dev))
2834                 return rc;
2835
2836         internals = bonded_eth_dev->data->dev_private;
2837
2838         /* If the device isn't started don't handle interrupts */
2839         if (!bonded_eth_dev->data->dev_started)
2840                 return rc;
2841
2842         /* verify that port_id is a valid slave of bonded port */
2843         for (i = 0; i < internals->slave_count; i++) {
2844                 if (internals->slaves[i].port_id == port_id) {
2845                         valid_slave = 1;
2846                         break;
2847                 }
2848         }
2849
2850         if (!valid_slave)
2851                 return rc;
2852
2853         /* Synchronize lsc callback parallel calls either by real link event
2854          * from the slaves PMDs or by the bonding PMD itself.
2855          */
2856         rte_spinlock_lock(&internals->lsc_lock);
2857
2858         /* Search for port in active port list */
2859         active_pos = find_slave_by_id(internals->active_slaves,
2860                         internals->active_slave_count, port_id);
2861
2862         ret = rte_eth_link_get_nowait(port_id, &link);
2863         if (ret < 0)
2864                 RTE_BOND_LOG(ERR, "Slave (port %u) link get failed", port_id);
2865
2866         if (ret == 0 && link.link_status) {
2867                 if (active_pos < internals->active_slave_count)
2868                         goto link_update;
2869
2870                 /* check link state properties if bonded link is up*/
2871                 if (bonded_eth_dev->data->dev_link.link_status == ETH_LINK_UP) {
2872                         if (link_properties_valid(bonded_eth_dev, &link) != 0)
2873                                 RTE_BOND_LOG(ERR, "Invalid link properties "
2874                                              "for slave %d in bonding mode %d",
2875                                              port_id, internals->mode);
2876                 } else {
2877                         /* inherit slave link properties */
2878                         link_properties_set(bonded_eth_dev, &link);
2879                 }
2880
2881                 /* If no active slave ports then set this port to be
2882                  * the primary port.
2883                  */
2884                 if (internals->active_slave_count < 1) {
2885                         /* If first active slave, then change link status */
2886                         bonded_eth_dev->data->dev_link.link_status =
2887                                                                 ETH_LINK_UP;
2888                         internals->current_primary_port = port_id;
2889                         lsc_flag = 1;
2890
2891                         mac_address_slaves_update(bonded_eth_dev);
2892                 }
2893
2894                 activate_slave(bonded_eth_dev, port_id);
2895
2896                 /* If the user has defined the primary port then default to
2897                  * using it.
2898                  */
2899                 if (internals->user_defined_primary_port &&
2900                                 internals->primary_port == port_id)
2901                         bond_ethdev_primary_set(internals, port_id);
2902         } else {
2903                 if (active_pos == internals->active_slave_count)
2904                         goto link_update;
2905
2906                 /* Remove from active slave list */
2907                 deactivate_slave(bonded_eth_dev, port_id);
2908
2909                 if (internals->active_slave_count < 1)
2910                         lsc_flag = 1;
2911
2912                 /* Update primary id, take first active slave from list or if none
2913                  * available set to -1 */
2914                 if (port_id == internals->current_primary_port) {
2915                         if (internals->active_slave_count > 0)
2916                                 bond_ethdev_primary_set(internals,
2917                                                 internals->active_slaves[0]);
2918                         else
2919                                 internals->current_primary_port = internals->primary_port;
2920                         mac_address_slaves_update(bonded_eth_dev);
2921                 }
2922         }
2923
2924 link_update:
2925         /**
2926          * Update bonded device link properties after any change to active
2927          * slaves
2928          */
2929         bond_ethdev_link_update(bonded_eth_dev, 0);
2930
2931         if (lsc_flag) {
2932                 /* Cancel any possible outstanding interrupts if delays are enabled */
2933                 if (internals->link_up_delay_ms > 0 ||
2934                         internals->link_down_delay_ms > 0)
2935                         rte_eal_alarm_cancel(bond_ethdev_delayed_lsc_propagation,
2936                                         bonded_eth_dev);
2937
2938                 if (bonded_eth_dev->data->dev_link.link_status) {
2939                         if (internals->link_up_delay_ms > 0)
2940                                 rte_eal_alarm_set(internals->link_up_delay_ms * 1000,
2941                                                 bond_ethdev_delayed_lsc_propagation,
2942                                                 (void *)bonded_eth_dev);
2943                         else
2944                                 rte_eth_dev_callback_process(bonded_eth_dev,
2945                                                 RTE_ETH_EVENT_INTR_LSC,
2946                                                 NULL);
2947
2948                 } else {
2949                         if (internals->link_down_delay_ms > 0)
2950                                 rte_eal_alarm_set(internals->link_down_delay_ms * 1000,
2951                                                 bond_ethdev_delayed_lsc_propagation,
2952                                                 (void *)bonded_eth_dev);
2953                         else
2954                                 rte_eth_dev_callback_process(bonded_eth_dev,
2955                                                 RTE_ETH_EVENT_INTR_LSC,
2956                                                 NULL);
2957                 }
2958         }
2959
2960         rte_spinlock_unlock(&internals->lsc_lock);
2961
2962         return rc;
2963 }
2964
2965 static int
2966 bond_ethdev_rss_reta_update(struct rte_eth_dev *dev,
2967                 struct rte_eth_rss_reta_entry64 *reta_conf, uint16_t reta_size)
2968 {
2969         unsigned i, j;
2970         int result = 0;
2971         int slave_reta_size;
2972         unsigned reta_count;
2973         struct bond_dev_private *internals = dev->data->dev_private;
2974
2975         if (reta_size != internals->reta_size)
2976                 return -EINVAL;
2977
2978          /* Copy RETA table */
2979         reta_count = (reta_size + RTE_RETA_GROUP_SIZE - 1) /
2980                         RTE_RETA_GROUP_SIZE;
2981
2982         for (i = 0; i < reta_count; i++) {
2983                 internals->reta_conf[i].mask = reta_conf[i].mask;
2984                 for (j = 0; j < RTE_RETA_GROUP_SIZE; j++)
2985                         if ((reta_conf[i].mask >> j) & 0x01)
2986                                 internals->reta_conf[i].reta[j] = reta_conf[i].reta[j];
2987         }
2988
2989         /* Fill rest of array */
2990         for (; i < RTE_DIM(internals->reta_conf); i += reta_count)
2991                 memcpy(&internals->reta_conf[i], &internals->reta_conf[0],
2992                                 sizeof(internals->reta_conf[0]) * reta_count);
2993
2994         /* Propagate RETA over slaves */
2995         for (i = 0; i < internals->slave_count; i++) {
2996                 slave_reta_size = internals->slaves[i].reta_size;
2997                 result = rte_eth_dev_rss_reta_update(internals->slaves[i].port_id,
2998                                 &internals->reta_conf[0], slave_reta_size);
2999                 if (result < 0)
3000                         return result;
3001         }
3002
3003         return 0;
3004 }
3005
3006 static int
3007 bond_ethdev_rss_reta_query(struct rte_eth_dev *dev,
3008                 struct rte_eth_rss_reta_entry64 *reta_conf, uint16_t reta_size)
3009 {
3010         int i, j;
3011         struct bond_dev_private *internals = dev->data->dev_private;
3012
3013         if (reta_size != internals->reta_size)
3014                 return -EINVAL;
3015
3016          /* Copy RETA table */
3017         for (i = 0; i < reta_size / RTE_RETA_GROUP_SIZE; i++)
3018                 for (j = 0; j < RTE_RETA_GROUP_SIZE; j++)
3019                         if ((reta_conf[i].mask >> j) & 0x01)
3020                                 reta_conf[i].reta[j] = internals->reta_conf[i].reta[j];
3021
3022         return 0;
3023 }
3024
3025 static int
3026 bond_ethdev_rss_hash_update(struct rte_eth_dev *dev,
3027                 struct rte_eth_rss_conf *rss_conf)
3028 {
3029         int i, result = 0;
3030         struct bond_dev_private *internals = dev->data->dev_private;
3031         struct rte_eth_rss_conf bond_rss_conf;
3032
3033         memcpy(&bond_rss_conf, rss_conf, sizeof(struct rte_eth_rss_conf));
3034
3035         bond_rss_conf.rss_hf &= internals->flow_type_rss_offloads;
3036
3037         if (bond_rss_conf.rss_hf != 0)
3038                 dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf = bond_rss_conf.rss_hf;
3039
3040         if (bond_rss_conf.rss_key && bond_rss_conf.rss_key_len <
3041                         sizeof(internals->rss_key)) {
3042                 if (bond_rss_conf.rss_key_len == 0)
3043                         bond_rss_conf.rss_key_len = 40;
3044                 internals->rss_key_len = bond_rss_conf.rss_key_len;
3045                 memcpy(internals->rss_key, bond_rss_conf.rss_key,
3046                                 internals->rss_key_len);
3047         }
3048
3049         for (i = 0; i < internals->slave_count; i++) {
3050                 result = rte_eth_dev_rss_hash_update(internals->slaves[i].port_id,
3051                                 &bond_rss_conf);
3052                 if (result < 0)
3053                         return result;
3054         }
3055
3056         return 0;
3057 }
3058
3059 static int
3060 bond_ethdev_rss_hash_conf_get(struct rte_eth_dev *dev,
3061                 struct rte_eth_rss_conf *rss_conf)
3062 {
3063         struct bond_dev_private *internals = dev->data->dev_private;
3064
3065         rss_conf->rss_hf = dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf;
3066         rss_conf->rss_key_len = internals->rss_key_len;
3067         if (rss_conf->rss_key)
3068                 memcpy(rss_conf->rss_key, internals->rss_key, internals->rss_key_len);
3069
3070         return 0;
3071 }
3072
3073 static int
3074 bond_ethdev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
3075 {
3076         struct rte_eth_dev *slave_eth_dev;
3077         struct bond_dev_private *internals = dev->data->dev_private;
3078         int ret, i;
3079
3080         rte_spinlock_lock(&internals->lock);
3081
3082         for (i = 0; i < internals->slave_count; i++) {
3083                 slave_eth_dev = &rte_eth_devices[internals->slaves[i].port_id];
3084                 if (*slave_eth_dev->dev_ops->mtu_set == NULL) {
3085                         rte_spinlock_unlock(&internals->lock);
3086                         return -ENOTSUP;
3087                 }
3088         }
3089         for (i = 0; i < internals->slave_count; i++) {
3090                 ret = rte_eth_dev_set_mtu(internals->slaves[i].port_id, mtu);
3091                 if (ret < 0) {
3092                         rte_spinlock_unlock(&internals->lock);
3093                         return ret;
3094                 }
3095         }
3096
3097         rte_spinlock_unlock(&internals->lock);
3098         return 0;
3099 }
3100
3101 static int
3102 bond_ethdev_mac_address_set(struct rte_eth_dev *dev,
3103                         struct rte_ether_addr *addr)
3104 {
3105         if (mac_address_set(dev, addr)) {
3106                 RTE_BOND_LOG(ERR, "Failed to update MAC address");
3107                 return -EINVAL;
3108         }
3109
3110         return 0;
3111 }
3112
3113 static int
3114 bond_flow_ops_get(struct rte_eth_dev *dev __rte_unused,
3115                   const struct rte_flow_ops **ops)
3116 {
3117         *ops = &bond_flow_ops;
3118         return 0;
3119 }
3120
3121 static int
3122 bond_ethdev_mac_addr_add(struct rte_eth_dev *dev,
3123                         struct rte_ether_addr *mac_addr,
3124                         __rte_unused uint32_t index, uint32_t vmdq)
3125 {
3126         struct rte_eth_dev *slave_eth_dev;
3127         struct bond_dev_private *internals = dev->data->dev_private;
3128         int ret, i;
3129
3130         rte_spinlock_lock(&internals->lock);
3131
3132         for (i = 0; i < internals->slave_count; i++) {
3133                 slave_eth_dev = &rte_eth_devices[internals->slaves[i].port_id];
3134                 if (*slave_eth_dev->dev_ops->mac_addr_add == NULL ||
3135                          *slave_eth_dev->dev_ops->mac_addr_remove == NULL) {
3136                         ret = -ENOTSUP;
3137                         goto end;
3138                 }
3139         }
3140
3141         for (i = 0; i < internals->slave_count; i++) {
3142                 ret = rte_eth_dev_mac_addr_add(internals->slaves[i].port_id,
3143                                 mac_addr, vmdq);
3144                 if (ret < 0) {
3145                         /* rollback */
3146                         for (i--; i >= 0; i--)
3147                                 rte_eth_dev_mac_addr_remove(
3148                                         internals->slaves[i].port_id, mac_addr);
3149                         goto end;
3150                 }
3151         }
3152
3153         ret = 0;
3154 end:
3155         rte_spinlock_unlock(&internals->lock);
3156         return ret;
3157 }
3158
3159 static void
3160 bond_ethdev_mac_addr_remove(struct rte_eth_dev *dev, uint32_t index)
3161 {
3162         struct rte_eth_dev *slave_eth_dev;
3163         struct bond_dev_private *internals = dev->data->dev_private;
3164         int i;
3165
3166         rte_spinlock_lock(&internals->lock);
3167
3168         for (i = 0; i < internals->slave_count; i++) {
3169                 slave_eth_dev = &rte_eth_devices[internals->slaves[i].port_id];
3170                 if (*slave_eth_dev->dev_ops->mac_addr_remove == NULL)
3171                         goto end;
3172         }
3173
3174         struct rte_ether_addr *mac_addr = &dev->data->mac_addrs[index];
3175
3176         for (i = 0; i < internals->slave_count; i++)
3177                 rte_eth_dev_mac_addr_remove(internals->slaves[i].port_id,
3178                                 mac_addr);
3179
3180 end:
3181         rte_spinlock_unlock(&internals->lock);
3182 }
3183
3184 const struct eth_dev_ops default_dev_ops = {
3185         .dev_start            = bond_ethdev_start,
3186         .dev_stop             = bond_ethdev_stop,
3187         .dev_close            = bond_ethdev_close,
3188         .dev_configure        = bond_ethdev_configure,
3189         .dev_infos_get        = bond_ethdev_info,
3190         .vlan_filter_set      = bond_ethdev_vlan_filter_set,
3191         .rx_queue_setup       = bond_ethdev_rx_queue_setup,
3192         .tx_queue_setup       = bond_ethdev_tx_queue_setup,
3193         .rx_queue_release     = bond_ethdev_rx_queue_release,
3194         .tx_queue_release     = bond_ethdev_tx_queue_release,
3195         .link_update          = bond_ethdev_link_update,
3196         .stats_get            = bond_ethdev_stats_get,
3197         .stats_reset          = bond_ethdev_stats_reset,
3198         .promiscuous_enable   = bond_ethdev_promiscuous_enable,
3199         .promiscuous_disable  = bond_ethdev_promiscuous_disable,
3200         .allmulticast_enable  = bond_ethdev_allmulticast_enable,
3201         .allmulticast_disable = bond_ethdev_allmulticast_disable,
3202         .reta_update          = bond_ethdev_rss_reta_update,
3203         .reta_query           = bond_ethdev_rss_reta_query,
3204         .rss_hash_update      = bond_ethdev_rss_hash_update,
3205         .rss_hash_conf_get    = bond_ethdev_rss_hash_conf_get,
3206         .mtu_set              = bond_ethdev_mtu_set,
3207         .mac_addr_set         = bond_ethdev_mac_address_set,
3208         .mac_addr_add         = bond_ethdev_mac_addr_add,
3209         .mac_addr_remove      = bond_ethdev_mac_addr_remove,
3210         .flow_ops_get         = bond_flow_ops_get
3211 };
3212
3213 static int
3214 bond_alloc(struct rte_vdev_device *dev, uint8_t mode)
3215 {
3216         const char *name = rte_vdev_device_name(dev);
3217         uint8_t socket_id = dev->device.numa_node;
3218         struct bond_dev_private *internals = NULL;
3219         struct rte_eth_dev *eth_dev = NULL;
3220         uint32_t vlan_filter_bmp_size;
3221
3222         /* now do all data allocation - for eth_dev structure, dummy pci driver
3223          * and internal (private) data
3224          */
3225
3226         /* reserve an ethdev entry */
3227         eth_dev = rte_eth_vdev_allocate(dev, sizeof(*internals));
3228         if (eth_dev == NULL) {
3229                 RTE_BOND_LOG(ERR, "Unable to allocate rte_eth_dev");
3230                 goto err;
3231         }
3232
3233         internals = eth_dev->data->dev_private;
3234         eth_dev->data->nb_rx_queues = (uint16_t)1;
3235         eth_dev->data->nb_tx_queues = (uint16_t)1;
3236
3237         /* Allocate memory for storing MAC addresses */
3238         eth_dev->data->mac_addrs = rte_zmalloc_socket(name, RTE_ETHER_ADDR_LEN *
3239                         BOND_MAX_MAC_ADDRS, 0, socket_id);
3240         if (eth_dev->data->mac_addrs == NULL) {
3241                 RTE_BOND_LOG(ERR,
3242                              "Failed to allocate %u bytes needed to store MAC addresses",
3243                              RTE_ETHER_ADDR_LEN * BOND_MAX_MAC_ADDRS);
3244                 goto err;
3245         }
3246
3247         eth_dev->dev_ops = &default_dev_ops;
3248         eth_dev->data->dev_flags = RTE_ETH_DEV_INTR_LSC |
3249                                         RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS;
3250
3251         rte_spinlock_init(&internals->lock);
3252         rte_spinlock_init(&internals->lsc_lock);
3253
3254         internals->port_id = eth_dev->data->port_id;
3255         internals->mode = BONDING_MODE_INVALID;
3256         internals->current_primary_port = RTE_MAX_ETHPORTS + 1;
3257         internals->balance_xmit_policy = BALANCE_XMIT_POLICY_LAYER2;
3258         internals->burst_xmit_hash = burst_xmit_l2_hash;
3259         internals->user_defined_mac = 0;
3260
3261         internals->link_status_polling_enabled = 0;
3262
3263         internals->link_status_polling_interval_ms =
3264                 DEFAULT_POLLING_INTERVAL_10_MS;
3265         internals->link_down_delay_ms = 0;
3266         internals->link_up_delay_ms = 0;
3267
3268         internals->slave_count = 0;
3269         internals->active_slave_count = 0;
3270         internals->rx_offload_capa = 0;
3271         internals->tx_offload_capa = 0;
3272         internals->rx_queue_offload_capa = 0;
3273         internals->tx_queue_offload_capa = 0;
3274         internals->candidate_max_rx_pktlen = 0;
3275         internals->max_rx_pktlen = 0;
3276
3277         /* Initially allow to choose any offload type */
3278         internals->flow_type_rss_offloads = ETH_RSS_PROTO_MASK;
3279
3280         memset(&internals->default_rxconf, 0,
3281                sizeof(internals->default_rxconf));
3282         memset(&internals->default_txconf, 0,
3283                sizeof(internals->default_txconf));
3284
3285         memset(&internals->rx_desc_lim, 0, sizeof(internals->rx_desc_lim));
3286         memset(&internals->tx_desc_lim, 0, sizeof(internals->tx_desc_lim));
3287
3288         memset(internals->active_slaves, 0, sizeof(internals->active_slaves));
3289         memset(internals->slaves, 0, sizeof(internals->slaves));
3290
3291         TAILQ_INIT(&internals->flow_list);
3292         internals->flow_isolated_valid = 0;
3293
3294         /* Set mode 4 default configuration */
3295         bond_mode_8023ad_setup(eth_dev, NULL);
3296         if (bond_ethdev_mode_set(eth_dev, mode)) {
3297                 RTE_BOND_LOG(ERR, "Failed to set bonded device %d mode to %d",
3298                                  eth_dev->data->port_id, mode);
3299                 goto err;
3300         }
3301
3302         vlan_filter_bmp_size =
3303                 rte_bitmap_get_memory_footprint(RTE_ETHER_MAX_VLAN_ID + 1);
3304         internals->vlan_filter_bmpmem = rte_malloc(name, vlan_filter_bmp_size,
3305                                                    RTE_CACHE_LINE_SIZE);
3306         if (internals->vlan_filter_bmpmem == NULL) {
3307                 RTE_BOND_LOG(ERR,
3308                              "Failed to allocate vlan bitmap for bonded device %u",
3309                              eth_dev->data->port_id);
3310                 goto err;
3311         }
3312
3313         internals->vlan_filter_bmp = rte_bitmap_init(RTE_ETHER_MAX_VLAN_ID + 1,
3314                         internals->vlan_filter_bmpmem, vlan_filter_bmp_size);
3315         if (internals->vlan_filter_bmp == NULL) {
3316                 RTE_BOND_LOG(ERR,
3317                              "Failed to init vlan bitmap for bonded device %u",
3318                              eth_dev->data->port_id);
3319                 rte_free(internals->vlan_filter_bmpmem);
3320                 goto err;
3321         }
3322
3323         return eth_dev->data->port_id;
3324
3325 err:
3326         rte_free(internals);
3327         if (eth_dev != NULL)
3328                 eth_dev->data->dev_private = NULL;
3329         rte_eth_dev_release_port(eth_dev);
3330         return -1;
3331 }
3332
3333 static int
3334 bond_probe(struct rte_vdev_device *dev)
3335 {
3336         const char *name;
3337         struct bond_dev_private *internals;
3338         struct rte_kvargs *kvlist;
3339         uint8_t bonding_mode;
3340         int arg_count, port_id;
3341         int socket_id;
3342         uint8_t agg_mode;
3343         struct rte_eth_dev *eth_dev;
3344
3345         if (!dev)
3346                 return -EINVAL;
3347
3348         name = rte_vdev_device_name(dev);
3349         RTE_BOND_LOG(INFO, "Initializing pmd_bond for %s", name);
3350
3351         if (rte_eal_process_type() == RTE_PROC_SECONDARY) {
3352                 eth_dev = rte_eth_dev_attach_secondary(name);
3353                 if (!eth_dev) {
3354                         RTE_BOND_LOG(ERR, "Failed to probe %s", name);
3355                         return -1;
3356                 }
3357                 /* TODO: request info from primary to set up Rx and Tx */
3358                 eth_dev->dev_ops = &default_dev_ops;
3359                 eth_dev->device = &dev->device;
3360                 rte_eth_dev_probing_finish(eth_dev);
3361                 return 0;
3362         }
3363
3364         kvlist = rte_kvargs_parse(rte_vdev_device_args(dev),
3365                 pmd_bond_init_valid_arguments);
3366         if (kvlist == NULL)
3367                 return -1;
3368
3369         /* Parse link bonding mode */
3370         if (rte_kvargs_count(kvlist, PMD_BOND_MODE_KVARG) == 1) {
3371                 if (rte_kvargs_process(kvlist, PMD_BOND_MODE_KVARG,
3372                                 &bond_ethdev_parse_slave_mode_kvarg,
3373                                 &bonding_mode) != 0) {
3374                         RTE_BOND_LOG(ERR, "Invalid mode for bonded device %s",
3375                                         name);
3376                         goto parse_error;
3377                 }
3378         } else {
3379                 RTE_BOND_LOG(ERR, "Mode must be specified only once for bonded "
3380                                 "device %s", name);
3381                 goto parse_error;
3382         }
3383
3384         /* Parse socket id to create bonding device on */
3385         arg_count = rte_kvargs_count(kvlist, PMD_BOND_SOCKET_ID_KVARG);
3386         if (arg_count == 1) {
3387                 if (rte_kvargs_process(kvlist, PMD_BOND_SOCKET_ID_KVARG,
3388                                 &bond_ethdev_parse_socket_id_kvarg, &socket_id)
3389                                 != 0) {
3390                         RTE_BOND_LOG(ERR, "Invalid socket Id specified for "
3391                                         "bonded device %s", name);
3392                         goto parse_error;
3393                 }
3394         } else if (arg_count > 1) {
3395                 RTE_BOND_LOG(ERR, "Socket Id can be specified only once for "
3396                                 "bonded device %s", name);
3397                 goto parse_error;
3398         } else {
3399                 socket_id = rte_socket_id();
3400         }
3401
3402         dev->device.numa_node = socket_id;
3403
3404         /* Create link bonding eth device */
3405         port_id = bond_alloc(dev, bonding_mode);
3406         if (port_id < 0) {
3407                 RTE_BOND_LOG(ERR, "Failed to create socket %s in mode %u on "
3408                                 "socket %u.",   name, bonding_mode, socket_id);
3409                 goto parse_error;
3410         }
3411         internals = rte_eth_devices[port_id].data->dev_private;
3412         internals->kvlist = kvlist;
3413
3414         if (rte_kvargs_count(kvlist, PMD_BOND_AGG_MODE_KVARG) == 1) {
3415                 if (rte_kvargs_process(kvlist,
3416                                 PMD_BOND_AGG_MODE_KVARG,
3417                                 &bond_ethdev_parse_slave_agg_mode_kvarg,
3418                                 &agg_mode) != 0) {
3419                         RTE_BOND_LOG(ERR,
3420                                         "Failed to parse agg selection mode for bonded device %s",
3421                                         name);
3422                         goto parse_error;
3423                 }
3424
3425                 if (internals->mode == BONDING_MODE_8023AD)
3426                         internals->mode4.agg_selection = agg_mode;
3427         } else {
3428                 internals->mode4.agg_selection = AGG_STABLE;
3429         }
3430
3431         rte_eth_dev_probing_finish(&rte_eth_devices[port_id]);
3432         RTE_BOND_LOG(INFO, "Create bonded device %s on port %d in mode %u on "
3433                         "socket %u.",   name, port_id, bonding_mode, socket_id);
3434         return 0;
3435
3436 parse_error:
3437         rte_kvargs_free(kvlist);
3438
3439         return -1;
3440 }
3441
3442 static int
3443 bond_remove(struct rte_vdev_device *dev)
3444 {
3445         struct rte_eth_dev *eth_dev;
3446         struct bond_dev_private *internals;
3447         const char *name;
3448         int ret = 0;
3449
3450         if (!dev)
3451                 return -EINVAL;
3452
3453         name = rte_vdev_device_name(dev);
3454         RTE_BOND_LOG(INFO, "Uninitializing pmd_bond for %s", name);
3455
3456         /* find an ethdev entry */
3457         eth_dev = rte_eth_dev_allocated(name);
3458         if (eth_dev == NULL)
3459                 return 0; /* port already released */
3460
3461         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
3462                 return rte_eth_dev_release_port(eth_dev);
3463
3464         RTE_ASSERT(eth_dev->device == &dev->device);
3465
3466         internals = eth_dev->data->dev_private;
3467         if (internals->slave_count != 0)
3468                 return -EBUSY;
3469
3470         if (eth_dev->data->dev_started == 1) {
3471                 ret = bond_ethdev_stop(eth_dev);
3472                 bond_ethdev_close(eth_dev);
3473         }
3474         if (internals->kvlist != NULL)
3475                 rte_kvargs_free(internals->kvlist);
3476         rte_eth_dev_release_port(eth_dev);
3477
3478         return ret;
3479 }
3480
3481 /* this part will resolve the slave portids after all the other pdev and vdev
3482  * have been allocated */
3483 static int
3484 bond_ethdev_configure(struct rte_eth_dev *dev)
3485 {
3486         const char *name = dev->device->name;
3487         struct bond_dev_private *internals = dev->data->dev_private;
3488         struct rte_kvargs *kvlist = internals->kvlist;
3489         int arg_count;
3490         uint16_t port_id = dev - rte_eth_devices;
3491         uint8_t agg_mode;
3492
3493         static const uint8_t default_rss_key[40] = {
3494                 0x6D, 0x5A, 0x56, 0xDA, 0x25, 0x5B, 0x0E, 0xC2, 0x41, 0x67, 0x25, 0x3D,
3495                 0x43, 0xA3, 0x8F, 0xB0, 0xD0, 0xCA, 0x2B, 0xCB, 0xAE, 0x7B, 0x30, 0xB4,
3496                 0x77, 0xCB, 0x2D, 0xA3, 0x80, 0x30, 0xF2, 0x0C, 0x6A, 0x42, 0xB7, 0x3B,
3497                 0xBE, 0xAC, 0x01, 0xFA
3498         };
3499
3500         unsigned i, j;
3501
3502         /*
3503          * If RSS is enabled, fill table with default values and
3504          * set key to the the value specified in port RSS configuration.
3505          * Fall back to default RSS key if the key is not specified
3506          */
3507         if (dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_RSS) {
3508                 if (dev->data->dev_conf.rx_adv_conf.rss_conf.rss_key != NULL) {
3509                         internals->rss_key_len =
3510                                 dev->data->dev_conf.rx_adv_conf.rss_conf.rss_key_len;
3511                         memcpy(internals->rss_key,
3512                                dev->data->dev_conf.rx_adv_conf.rss_conf.rss_key,
3513                                internals->rss_key_len);
3514                 } else {
3515                         internals->rss_key_len = sizeof(default_rss_key);
3516                         memcpy(internals->rss_key, default_rss_key,
3517                                internals->rss_key_len);
3518                 }
3519
3520                 for (i = 0; i < RTE_DIM(internals->reta_conf); i++) {
3521                         internals->reta_conf[i].mask = ~0LL;
3522                         for (j = 0; j < RTE_RETA_GROUP_SIZE; j++)
3523                                 internals->reta_conf[i].reta[j] =
3524                                                 (i * RTE_RETA_GROUP_SIZE + j) %
3525                                                 dev->data->nb_rx_queues;
3526                 }
3527         }
3528
3529         /* set the max_rx_pktlen */
3530         internals->max_rx_pktlen = internals->candidate_max_rx_pktlen;
3531
3532         /*
3533          * if no kvlist, it means that this bonded device has been created
3534          * through the bonding api.
3535          */
3536         if (!kvlist)
3537                 return 0;
3538
3539         /* Parse MAC address for bonded device */
3540         arg_count = rte_kvargs_count(kvlist, PMD_BOND_MAC_ADDR_KVARG);
3541         if (arg_count == 1) {
3542                 struct rte_ether_addr bond_mac;
3543
3544                 if (rte_kvargs_process(kvlist, PMD_BOND_MAC_ADDR_KVARG,
3545                                        &bond_ethdev_parse_bond_mac_addr_kvarg, &bond_mac) < 0) {
3546                         RTE_BOND_LOG(INFO, "Invalid mac address for bonded device %s",
3547                                      name);
3548                         return -1;
3549                 }
3550
3551                 /* Set MAC address */
3552                 if (rte_eth_bond_mac_address_set(port_id, &bond_mac) != 0) {
3553                         RTE_BOND_LOG(ERR,
3554                                      "Failed to set mac address on bonded device %s",
3555                                      name);
3556                         return -1;
3557                 }
3558         } else if (arg_count > 1) {
3559                 RTE_BOND_LOG(ERR,
3560                              "MAC address can be specified only once for bonded device %s",
3561                              name);
3562                 return -1;
3563         }
3564
3565         /* Parse/set balance mode transmit policy */
3566         arg_count = rte_kvargs_count(kvlist, PMD_BOND_XMIT_POLICY_KVARG);
3567         if (arg_count == 1) {
3568                 uint8_t xmit_policy;
3569
3570                 if (rte_kvargs_process(kvlist, PMD_BOND_XMIT_POLICY_KVARG,
3571                                        &bond_ethdev_parse_balance_xmit_policy_kvarg, &xmit_policy) !=
3572                     0) {
3573                         RTE_BOND_LOG(INFO,
3574                                      "Invalid xmit policy specified for bonded device %s",
3575                                      name);
3576                         return -1;
3577                 }
3578
3579                 /* Set balance mode transmit policy*/
3580                 if (rte_eth_bond_xmit_policy_set(port_id, xmit_policy) != 0) {
3581                         RTE_BOND_LOG(ERR,
3582                                      "Failed to set balance xmit policy on bonded device %s",
3583                                      name);
3584                         return -1;
3585                 }
3586         } else if (arg_count > 1) {
3587                 RTE_BOND_LOG(ERR,
3588                              "Transmit policy can be specified only once for bonded device %s",
3589                              name);
3590                 return -1;
3591         }
3592
3593         if (rte_kvargs_count(kvlist, PMD_BOND_AGG_MODE_KVARG) == 1) {
3594                 if (rte_kvargs_process(kvlist,
3595                                        PMD_BOND_AGG_MODE_KVARG,
3596                                        &bond_ethdev_parse_slave_agg_mode_kvarg,
3597                                        &agg_mode) != 0) {
3598                         RTE_BOND_LOG(ERR,
3599                                      "Failed to parse agg selection mode for bonded device %s",
3600                                      name);
3601                 }
3602                 if (internals->mode == BONDING_MODE_8023AD) {
3603                         int ret = rte_eth_bond_8023ad_agg_selection_set(port_id,
3604                                         agg_mode);
3605                         if (ret < 0) {
3606                                 RTE_BOND_LOG(ERR,
3607                                         "Invalid args for agg selection set for bonded device %s",
3608                                         name);
3609                                 return -1;
3610                         }
3611                 }
3612         }
3613
3614         /* Parse/add slave ports to bonded device */
3615         if (rte_kvargs_count(kvlist, PMD_BOND_SLAVE_PORT_KVARG) > 0) {
3616                 struct bond_ethdev_slave_ports slave_ports;
3617                 unsigned i;
3618
3619                 memset(&slave_ports, 0, sizeof(slave_ports));
3620
3621                 if (rte_kvargs_process(kvlist, PMD_BOND_SLAVE_PORT_KVARG,
3622                                        &bond_ethdev_parse_slave_port_kvarg, &slave_ports) != 0) {
3623                         RTE_BOND_LOG(ERR,
3624                                      "Failed to parse slave ports for bonded device %s",
3625                                      name);
3626                         return -1;
3627                 }
3628
3629                 for (i = 0; i < slave_ports.slave_count; i++) {
3630                         if (rte_eth_bond_slave_add(port_id, slave_ports.slaves[i]) != 0) {
3631                                 RTE_BOND_LOG(ERR,
3632                                              "Failed to add port %d as slave to bonded device %s",
3633                                              slave_ports.slaves[i], name);
3634                         }
3635                 }
3636
3637         } else {
3638                 RTE_BOND_LOG(INFO, "No slaves specified for bonded device %s", name);
3639                 return -1;
3640         }
3641
3642         /* Parse/set primary slave port id*/
3643         arg_count = rte_kvargs_count(kvlist, PMD_BOND_PRIMARY_SLAVE_KVARG);
3644         if (arg_count == 1) {
3645                 uint16_t primary_slave_port_id;
3646
3647                 if (rte_kvargs_process(kvlist,
3648                                        PMD_BOND_PRIMARY_SLAVE_KVARG,
3649                                        &bond_ethdev_parse_primary_slave_port_id_kvarg,
3650                                        &primary_slave_port_id) < 0) {
3651                         RTE_BOND_LOG(INFO,
3652                                      "Invalid primary slave port id specified for bonded device %s",
3653                                      name);
3654                         return -1;
3655                 }
3656
3657                 /* Set balance mode transmit policy*/
3658                 if (rte_eth_bond_primary_set(port_id, primary_slave_port_id)
3659                     != 0) {
3660                         RTE_BOND_LOG(ERR,
3661                                      "Failed to set primary slave port %d on bonded device %s",
3662                                      primary_slave_port_id, name);
3663                         return -1;
3664                 }
3665         } else if (arg_count > 1) {
3666                 RTE_BOND_LOG(INFO,
3667                              "Primary slave can be specified only once for bonded device %s",
3668                              name);
3669                 return -1;
3670         }
3671
3672         /* Parse link status monitor polling interval */
3673         arg_count = rte_kvargs_count(kvlist, PMD_BOND_LSC_POLL_PERIOD_KVARG);
3674         if (arg_count == 1) {
3675                 uint32_t lsc_poll_interval_ms;
3676
3677                 if (rte_kvargs_process(kvlist,
3678                                        PMD_BOND_LSC_POLL_PERIOD_KVARG,
3679                                        &bond_ethdev_parse_time_ms_kvarg,
3680                                        &lsc_poll_interval_ms) < 0) {
3681                         RTE_BOND_LOG(INFO,
3682                                      "Invalid lsc polling interval value specified for bonded"
3683                                      " device %s", name);
3684                         return -1;
3685                 }
3686
3687                 if (rte_eth_bond_link_monitoring_set(port_id, lsc_poll_interval_ms)
3688                     != 0) {
3689                         RTE_BOND_LOG(ERR,
3690                                      "Failed to set lsc monitor polling interval (%u ms) on bonded device %s",
3691                                      lsc_poll_interval_ms, name);
3692                         return -1;
3693                 }
3694         } else if (arg_count > 1) {
3695                 RTE_BOND_LOG(INFO,
3696                              "LSC polling interval can be specified only once for bonded"
3697                              " device %s", name);
3698                 return -1;
3699         }
3700
3701         /* Parse link up interrupt propagation delay */
3702         arg_count = rte_kvargs_count(kvlist, PMD_BOND_LINK_UP_PROP_DELAY_KVARG);
3703         if (arg_count == 1) {
3704                 uint32_t link_up_delay_ms;
3705
3706                 if (rte_kvargs_process(kvlist,
3707                                        PMD_BOND_LINK_UP_PROP_DELAY_KVARG,
3708                                        &bond_ethdev_parse_time_ms_kvarg,
3709                                        &link_up_delay_ms) < 0) {
3710                         RTE_BOND_LOG(INFO,
3711                                      "Invalid link up propagation delay value specified for"
3712                                      " bonded device %s", name);
3713                         return -1;
3714                 }
3715
3716                 /* Set balance mode transmit policy*/
3717                 if (rte_eth_bond_link_up_prop_delay_set(port_id, link_up_delay_ms)
3718                     != 0) {
3719                         RTE_BOND_LOG(ERR,
3720                                      "Failed to set link up propagation delay (%u ms) on bonded"
3721                                      " device %s", link_up_delay_ms, name);
3722                         return -1;
3723                 }
3724         } else if (arg_count > 1) {
3725                 RTE_BOND_LOG(INFO,
3726                              "Link up propagation delay can be specified only once for"
3727                              " bonded device %s", name);
3728                 return -1;
3729         }
3730
3731         /* Parse link down interrupt propagation delay */
3732         arg_count = rte_kvargs_count(kvlist, PMD_BOND_LINK_DOWN_PROP_DELAY_KVARG);
3733         if (arg_count == 1) {
3734                 uint32_t link_down_delay_ms;
3735
3736                 if (rte_kvargs_process(kvlist,
3737                                        PMD_BOND_LINK_DOWN_PROP_DELAY_KVARG,
3738                                        &bond_ethdev_parse_time_ms_kvarg,
3739                                        &link_down_delay_ms) < 0) {
3740                         RTE_BOND_LOG(INFO,
3741                                      "Invalid link down propagation delay value specified for"
3742                                      " bonded device %s", name);
3743                         return -1;
3744                 }
3745
3746                 /* Set balance mode transmit policy*/
3747                 if (rte_eth_bond_link_down_prop_delay_set(port_id, link_down_delay_ms)
3748                     != 0) {
3749                         RTE_BOND_LOG(ERR,
3750                                      "Failed to set link down propagation delay (%u ms) on bonded device %s",
3751                                      link_down_delay_ms, name);
3752                         return -1;
3753                 }
3754         } else if (arg_count > 1) {
3755                 RTE_BOND_LOG(INFO,
3756                              "Link down propagation delay can be specified only once for  bonded device %s",
3757                              name);
3758                 return -1;
3759         }
3760
3761         return 0;
3762 }
3763
3764 struct rte_vdev_driver pmd_bond_drv = {
3765         .probe = bond_probe,
3766         .remove = bond_remove,
3767 };
3768
3769 RTE_PMD_REGISTER_VDEV(net_bonding, pmd_bond_drv);
3770 RTE_PMD_REGISTER_ALIAS(net_bonding, eth_bond);
3771
3772 RTE_PMD_REGISTER_PARAM_STRING(net_bonding,
3773         "slave=<ifc> "
3774         "primary=<ifc> "
3775         "mode=[0-6] "
3776         "xmit_policy=[l2 | l23 | l34] "
3777         "agg_mode=[count | stable | bandwidth] "
3778         "socket_id=<int> "
3779         "mac=<mac addr> "
3780         "lsc_poll_period_ms=<int> "
3781         "up_delay=<int> "
3782         "down_delay=<int>");
3783
3784 /* We can't use RTE_LOG_REGISTER_DEFAULT because of the forced name for
3785  * this library, see meson.build.
3786  */
3787 RTE_LOG_REGISTER(bond_logtype, pmd.net.bonding, NOTICE);