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 & RTE_MBUF_F_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->dst_addr) &&
 346                                    !rte_is_same_ether_addr(bond_mac,
 347                                                        &hdr->dst_addr)) ||
 348                                   (!allmulti &&
 349                                    rte_is_multicast_ether_addr(&hdr->dst_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->src_addr),                  \
 481                 src_ip,                                                 \
 482                 RTE_ETHER_ADDR_BYTES(&eth_h->dst_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->src_addr.addr_bytes;
 647         unaligned_uint16_t *word_dst_addr =
 648                 (unaligned_uint16_t *)eth_hdr->dst_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->src_addr,
 946                                                         &primary_slave_addr))
 947                                 rte_ether_addr_copy(&active_slave_addr,
 948                                                 &ether_hdr->src_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->src_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 = RTE_ETH_LINK_AUTONEG;
1373                 ethdev->data->dev_link.link_duplex = RTE_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 & RTE_ETH_MQ_RX_RSS_FLAG) {
1704                 /* rss_key won't be empty if RSS is configured in bonded dev */
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
1710                 slave_eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf =
1711                                 bonded_eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf;
1712                 slave_eth_dev->data->dev_conf.rxmode.mq_mode =
1713                                 bonded_eth_dev->data->dev_conf.rxmode.mq_mode;
1714         }
1715
1716         slave_eth_dev->data->dev_conf.rxmode.mtu =
1717                         bonded_eth_dev->data->dev_conf.rxmode.mtu;
1718
1719         slave_eth_dev->data->dev_conf.txmode.offloads |=
1720                 bonded_eth_dev->data->dev_conf.txmode.offloads;
1721
1722         slave_eth_dev->data->dev_conf.txmode.offloads &=
1723                 (bonded_eth_dev->data->dev_conf.txmode.offloads |
1724                 ~internals->tx_offload_capa);
1725
1726         slave_eth_dev->data->dev_conf.rxmode.offloads |=
1727                 bonded_eth_dev->data->dev_conf.rxmode.offloads;
1728
1729         slave_eth_dev->data->dev_conf.rxmode.offloads &=
1730                 (bonded_eth_dev->data->dev_conf.rxmode.offloads |
1731                 ~internals->rx_offload_capa);
1732
1733
1734         nb_rx_queues = bonded_eth_dev->data->nb_rx_queues;
1735         nb_tx_queues = bonded_eth_dev->data->nb_tx_queues;
1736
1737         if (internals->mode == BONDING_MODE_8023AD) {
1738                 if (internals->mode4.dedicated_queues.enabled == 1) {
1739                         nb_rx_queues++;
1740                         nb_tx_queues++;
1741                 }
1742         }
1743
1744         errval = rte_eth_dev_set_mtu(slave_eth_dev->data->port_id,
1745                                      bonded_eth_dev->data->mtu);
1746         if (errval != 0 && errval != -ENOTSUP) {
1747                 RTE_BOND_LOG(ERR, "rte_eth_dev_set_mtu: port %u, err (%d)",
1748                                 slave_eth_dev->data->port_id, errval);
1749                 return errval;
1750         }
1751
1752         /* Configure device */
1753         errval = rte_eth_dev_configure(slave_eth_dev->data->port_id,
1754                         nb_rx_queues, nb_tx_queues,
1755                         &(slave_eth_dev->data->dev_conf));
1756         if (errval != 0) {
1757                 RTE_BOND_LOG(ERR, "Cannot configure slave device: port %u, err (%d)",
1758                                 slave_eth_dev->data->port_id, errval);
1759                 return errval;
1760         }
1761
1762         /* Setup Rx Queues */
1763         for (q_id = 0; q_id < bonded_eth_dev->data->nb_rx_queues; q_id++) {
1764                 bd_rx_q = (struct bond_rx_queue *)bonded_eth_dev->data->rx_queues[q_id];
1765
1766                 errval = rte_eth_rx_queue_setup(slave_eth_dev->data->port_id, q_id,
1767                                 bd_rx_q->nb_rx_desc,
1768                                 rte_eth_dev_socket_id(slave_eth_dev->data->port_id),
1769                                 &(bd_rx_q->rx_conf), bd_rx_q->mb_pool);
1770                 if (errval != 0) {
1771                         RTE_BOND_LOG(ERR,
1772                                         "rte_eth_rx_queue_setup: port=%d queue_id %d, err (%d)",
1773                                         slave_eth_dev->data->port_id, q_id, errval);
1774                         return errval;
1775                 }
1776         }
1777
1778         /* Setup Tx Queues */
1779         for (q_id = 0; q_id < bonded_eth_dev->data->nb_tx_queues; q_id++) {
1780                 bd_tx_q = (struct bond_tx_queue *)bonded_eth_dev->data->tx_queues[q_id];
1781
1782                 errval = rte_eth_tx_queue_setup(slave_eth_dev->data->port_id, q_id,
1783                                 bd_tx_q->nb_tx_desc,
1784                                 rte_eth_dev_socket_id(slave_eth_dev->data->port_id),
1785                                 &bd_tx_q->tx_conf);
1786                 if (errval != 0) {
1787                         RTE_BOND_LOG(ERR,
1788                                 "rte_eth_tx_queue_setup: port=%d queue_id %d, err (%d)",
1789                                 slave_eth_dev->data->port_id, q_id, errval);
1790                         return errval;
1791                 }
1792         }
1793
1794         if (internals->mode == BONDING_MODE_8023AD &&
1795                         internals->mode4.dedicated_queues.enabled == 1) {
1796                 if (slave_configure_slow_queue(bonded_eth_dev, slave_eth_dev)
1797                                 != 0)
1798                         return errval;
1799
1800                 errval = bond_ethdev_8023ad_flow_verify(bonded_eth_dev,
1801                                 slave_eth_dev->data->port_id);
1802                 if (errval != 0) {
1803                         RTE_BOND_LOG(ERR,
1804                                 "bond_ethdev_8023ad_flow_verify: port=%d, err (%d)",
1805                                 slave_eth_dev->data->port_id, errval);
1806                         return errval;
1807                 }
1808
1809                 if (internals->mode4.dedicated_queues.flow[slave_eth_dev->data->port_id] != NULL)
1810                         rte_flow_destroy(slave_eth_dev->data->port_id,
1811                                         internals->mode4.dedicated_queues.flow[slave_eth_dev->data->port_id],
1812                                         &flow_error);
1813
1814                 errval = bond_ethdev_8023ad_flow_set(bonded_eth_dev,
1815                                 slave_eth_dev->data->port_id);
1816                 if (errval != 0) {
1817                         RTE_BOND_LOG(ERR,
1818                                 "bond_ethdev_8023ad_flow_set: port=%d, err (%d)",
1819                                 slave_eth_dev->data->port_id, errval);
1820                         return errval;
1821                 }
1822         }
1823
1824         /* Start device */
1825         errval = rte_eth_dev_start(slave_eth_dev->data->port_id);
1826         if (errval != 0) {
1827                 RTE_BOND_LOG(ERR, "rte_eth_dev_start: port=%u, err (%d)",
1828                                 slave_eth_dev->data->port_id, errval);
1829                 return -1;
1830         }
1831
1832         /* If RSS is enabled for bonding, synchronize RETA */
1833         if (bonded_eth_dev->data->dev_conf.rxmode.mq_mode & RTE_ETH_MQ_RX_RSS) {
1834                 int i;
1835                 struct bond_dev_private *internals;
1836
1837                 internals = bonded_eth_dev->data->dev_private;
1838
1839                 for (i = 0; i < internals->slave_count; i++) {
1840                         if (internals->slaves[i].port_id == slave_eth_dev->data->port_id) {
1841                                 errval = rte_eth_dev_rss_reta_update(
1842                                                 slave_eth_dev->data->port_id,
1843                                                 &internals->reta_conf[0],
1844                                                 internals->slaves[i].reta_size);
1845                                 if (errval != 0) {
1846                                         RTE_BOND_LOG(WARNING,
1847                                                      "rte_eth_dev_rss_reta_update on slave port %d fails (err %d)."
1848                                                      " RSS Configuration for bonding may be inconsistent.",
1849                                                      slave_eth_dev->data->port_id, errval);
1850                                 }
1851                                 break;
1852                         }
1853                 }
1854         }
1855
1856         /* If lsc interrupt is set, check initial slave's link status */
1857         if (slave_eth_dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC) {
1858                 slave_eth_dev->dev_ops->link_update(slave_eth_dev, 0);
1859                 bond_ethdev_lsc_event_callback(slave_eth_dev->data->port_id,
1860                         RTE_ETH_EVENT_INTR_LSC, &bonded_eth_dev->data->port_id,
1861                         NULL);
1862         }
1863
1864         return 0;
1865 }
1866
1867 void
1868 slave_remove(struct bond_dev_private *internals,
1869                 struct rte_eth_dev *slave_eth_dev)
1870 {
1871         uint16_t i;
1872
1873         for (i = 0; i < internals->slave_count; i++)
1874                 if (internals->slaves[i].port_id ==
1875                                 slave_eth_dev->data->port_id)
1876                         break;
1877
1878         if (i < (internals->slave_count - 1)) {
1879                 struct rte_flow *flow;
1880
1881                 memmove(&internals->slaves[i], &internals->slaves[i + 1],
1882                                 sizeof(internals->slaves[0]) *
1883                                 (internals->slave_count - i - 1));
1884                 TAILQ_FOREACH(flow, &internals->flow_list, next) {
1885                         memmove(&flow->flows[i], &flow->flows[i + 1],
1886                                 sizeof(flow->flows[0]) *
1887                                 (internals->slave_count - i - 1));
1888                         flow->flows[internals->slave_count - 1] = NULL;
1889                 }
1890         }
1891
1892         internals->slave_count--;
1893
1894         /* force reconfiguration of slave interfaces */
1895         rte_eth_dev_internal_reset(slave_eth_dev);
1896 }
1897
1898 static void
1899 bond_ethdev_slave_link_status_change_monitor(void *cb_arg);
1900
1901 void
1902 slave_add(struct bond_dev_private *internals,
1903                 struct rte_eth_dev *slave_eth_dev)
1904 {
1905         struct bond_slave_details *slave_details =
1906                         &internals->slaves[internals->slave_count];
1907
1908         slave_details->port_id = slave_eth_dev->data->port_id;
1909         slave_details->last_link_status = 0;
1910
1911         /* Mark slave devices that don't support interrupts so we can
1912          * compensate when we start the bond
1913          */
1914         if (!(slave_eth_dev->data->dev_flags & RTE_ETH_DEV_INTR_LSC)) {
1915                 slave_details->link_status_poll_enabled = 1;
1916         }
1917
1918         slave_details->link_status_wait_to_complete = 0;
1919         /* clean tlb_last_obytes when adding port for bonding device */
1920         memcpy(&(slave_details->persisted_mac_addr), slave_eth_dev->data->mac_addrs,
1921                         sizeof(struct rte_ether_addr));
1922 }
1923
1924 void
1925 bond_ethdev_primary_set(struct bond_dev_private *internals,
1926                 uint16_t slave_port_id)
1927 {
1928         int i;
1929
1930         if (internals->active_slave_count < 1)
1931                 internals->current_primary_port = slave_port_id;
1932         else
1933                 /* Search bonded device slave ports for new proposed primary port */
1934                 for (i = 0; i < internals->active_slave_count; i++) {
1935                         if (internals->active_slaves[i] == slave_port_id)
1936                                 internals->current_primary_port = slave_port_id;
1937                 }
1938 }
1939
1940 static int
1941 bond_ethdev_promiscuous_enable(struct rte_eth_dev *eth_dev);
1942
1943 static int
1944 bond_ethdev_start(struct rte_eth_dev *eth_dev)
1945 {
1946         struct bond_dev_private *internals;
1947         int i;
1948
1949         /* slave eth dev will be started by bonded device */
1950         if (check_for_bonded_ethdev(eth_dev)) {
1951                 RTE_BOND_LOG(ERR, "User tried to explicitly start a slave eth_dev (%d)",
1952                                 eth_dev->data->port_id);
1953                 return -1;
1954         }
1955
1956         eth_dev->data->dev_link.link_status = RTE_ETH_LINK_DOWN;
1957         eth_dev->data->dev_started = 1;
1958
1959         internals = eth_dev->data->dev_private;
1960
1961         if (internals->slave_count == 0) {
1962                 RTE_BOND_LOG(ERR, "Cannot start port since there are no slave devices");
1963                 goto out_err;
1964         }
1965
1966         if (internals->user_defined_mac == 0) {
1967                 struct rte_ether_addr *new_mac_addr = NULL;
1968
1969                 for (i = 0; i < internals->slave_count; i++)
1970                         if (internals->slaves[i].port_id == internals->primary_port)
1971                                 new_mac_addr = &internals->slaves[i].persisted_mac_addr;
1972
1973                 if (new_mac_addr == NULL)
1974                         goto out_err;
1975
1976                 if (mac_address_set(eth_dev, new_mac_addr) != 0) {
1977                         RTE_BOND_LOG(ERR, "bonded port (%d) failed to update MAC address",
1978                                         eth_dev->data->port_id);
1979                         goto out_err;
1980                 }
1981         }
1982
1983         if (internals->mode == BONDING_MODE_8023AD) {
1984                 if (internals->mode4.dedicated_queues.enabled == 1) {
1985                         internals->mode4.dedicated_queues.rx_qid =
1986                                         eth_dev->data->nb_rx_queues;
1987                         internals->mode4.dedicated_queues.tx_qid =
1988                                         eth_dev->data->nb_tx_queues;
1989                 }
1990         }
1991
1992
1993         /* Reconfigure each slave device if starting bonded device */
1994         for (i = 0; i < internals->slave_count; i++) {
1995                 struct rte_eth_dev *slave_ethdev =
1996                                 &(rte_eth_devices[internals->slaves[i].port_id]);
1997                 if (slave_configure(eth_dev, slave_ethdev) != 0) {
1998                         RTE_BOND_LOG(ERR,
1999                                 "bonded port (%d) failed to reconfigure slave device (%d)",
2000                                 eth_dev->data->port_id,
2001                                 internals->slaves[i].port_id);
2002                         goto out_err;
2003                 }
2004                 /* We will need to poll for link status if any slave doesn't
2005                  * support interrupts
2006                  */
2007                 if (internals->slaves[i].link_status_poll_enabled)
2008                         internals->link_status_polling_enabled = 1;
2009         }
2010
2011         /* start polling if needed */
2012         if (internals->link_status_polling_enabled) {
2013                 rte_eal_alarm_set(
2014                         internals->link_status_polling_interval_ms * 1000,
2015                         bond_ethdev_slave_link_status_change_monitor,
2016                         (void *)&rte_eth_devices[internals->port_id]);
2017         }
2018
2019         /* Update all slave devices MACs*/
2020         if (mac_address_slaves_update(eth_dev) != 0)
2021                 goto out_err;
2022
2023         if (internals->user_defined_primary_port)
2024                 bond_ethdev_primary_set(internals, internals->primary_port);
2025
2026         if (internals->mode == BONDING_MODE_8023AD)
2027                 bond_mode_8023ad_start(eth_dev);
2028
2029         if (internals->mode == BONDING_MODE_TLB ||
2030                         internals->mode == BONDING_MODE_ALB)
2031                 bond_tlb_enable(internals);
2032
2033         return 0;
2034
2035 out_err:
2036         eth_dev->data->dev_started = 0;
2037         return -1;
2038 }
2039
2040 static void
2041 bond_ethdev_free_queues(struct rte_eth_dev *dev)
2042 {
2043         uint16_t i;
2044
2045         if (dev->data->rx_queues != NULL) {
2046                 for (i = 0; i < dev->data->nb_rx_queues; i++) {
2047                         rte_free(dev->data->rx_queues[i]);
2048                         dev->data->rx_queues[i] = NULL;
2049                 }
2050                 dev->data->nb_rx_queues = 0;
2051         }
2052
2053         if (dev->data->tx_queues != NULL) {
2054                 for (i = 0; i < dev->data->nb_tx_queues; i++) {
2055                         rte_free(dev->data->tx_queues[i]);
2056                         dev->data->tx_queues[i] = NULL;
2057                 }
2058                 dev->data->nb_tx_queues = 0;
2059         }
2060 }
2061
2062 int
2063 bond_ethdev_stop(struct rte_eth_dev *eth_dev)
2064 {
2065         struct bond_dev_private *internals = eth_dev->data->dev_private;
2066         uint16_t i;
2067         int ret;
2068
2069         if (internals->mode == BONDING_MODE_8023AD) {
2070                 struct port *port;
2071                 void *pkt = NULL;
2072
2073                 bond_mode_8023ad_stop(eth_dev);
2074
2075                 /* Discard all messages to/from mode 4 state machines */
2076                 for (i = 0; i < internals->active_slave_count; i++) {
2077                         port = &bond_mode_8023ad_ports[internals->active_slaves[i]];
2078
2079                         RTE_ASSERT(port->rx_ring != NULL);
2080                         while (rte_ring_dequeue(port->rx_ring, &pkt) != -ENOENT)
2081                                 rte_pktmbuf_free(pkt);
2082
2083                         RTE_ASSERT(port->tx_ring != NULL);
2084                         while (rte_ring_dequeue(port->tx_ring, &pkt) != -ENOENT)
2085                                 rte_pktmbuf_free(pkt);
2086                 }
2087         }
2088
2089         if (internals->mode == BONDING_MODE_TLB ||
2090                         internals->mode == BONDING_MODE_ALB) {
2091                 bond_tlb_disable(internals);
2092                 for (i = 0; i < internals->active_slave_count; i++)
2093                         tlb_last_obytets[internals->active_slaves[i]] = 0;
2094         }
2095
2096         eth_dev->data->dev_link.link_status = RTE_ETH_LINK_DOWN;
2097         eth_dev->data->dev_started = 0;
2098
2099         internals->link_status_polling_enabled = 0;
2100         for (i = 0; i < internals->slave_count; i++) {
2101                 uint16_t slave_id = internals->slaves[i].port_id;
2102                 if (find_slave_by_id(internals->active_slaves,
2103                                 internals->active_slave_count, slave_id) !=
2104                                                 internals->active_slave_count) {
2105                         internals->slaves[i].last_link_status = 0;
2106                         ret = rte_eth_dev_stop(slave_id);
2107                         if (ret != 0) {
2108                                 RTE_BOND_LOG(ERR, "Failed to stop device on port %u",
2109                                              slave_id);
2110                                 return ret;
2111                         }
2112                         deactivate_slave(eth_dev, slave_id);
2113                 }
2114         }
2115
2116         return 0;
2117 }
2118
2119 int
2120 bond_ethdev_close(struct rte_eth_dev *dev)
2121 {
2122         struct bond_dev_private *internals = dev->data->dev_private;
2123         uint16_t bond_port_id = internals->port_id;
2124         int skipped = 0;
2125         struct rte_flow_error ferror;
2126
2127         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
2128                 return 0;
2129
2130         RTE_BOND_LOG(INFO, "Closing bonded device %s", dev->device->name);
2131         while (internals->slave_count != skipped) {
2132                 uint16_t port_id = internals->slaves[skipped].port_id;
2133
2134                 if (rte_eth_dev_stop(port_id) != 0) {
2135                         RTE_BOND_LOG(ERR, "Failed to stop device on port %u",
2136                                      port_id);
2137                         skipped++;
2138                 }
2139
2140                 if (rte_eth_bond_slave_remove(bond_port_id, port_id) != 0) {
2141                         RTE_BOND_LOG(ERR,
2142                                      "Failed to remove port %d from bonded device %s",
2143                                      port_id, dev->device->name);
2144                         skipped++;
2145                 }
2146         }
2147         bond_flow_ops.flush(dev, &ferror);
2148         bond_ethdev_free_queues(dev);
2149         rte_bitmap_reset(internals->vlan_filter_bmp);
2150         rte_bitmap_free(internals->vlan_filter_bmp);
2151         rte_free(internals->vlan_filter_bmpmem);
2152
2153         /* Try to release mempool used in mode6. If the bond
2154          * device is not mode6, free the NULL is not problem.
2155          */
2156         rte_mempool_free(internals->mode6.mempool);
2157
2158         if (internals->kvlist != NULL)
2159                 rte_kvargs_free(internals->kvlist);
2160
2161         return 0;
2162 }
2163
2164 /* forward declaration */
2165 static int bond_ethdev_configure(struct rte_eth_dev *dev);
2166
2167 static int
2168 bond_ethdev_info(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
2169 {
2170         struct bond_dev_private *internals = dev->data->dev_private;
2171         struct bond_slave_details slave;
2172         int ret;
2173
2174         uint16_t max_nb_rx_queues = UINT16_MAX;
2175         uint16_t max_nb_tx_queues = UINT16_MAX;
2176         uint16_t max_rx_desc_lim = UINT16_MAX;
2177         uint16_t max_tx_desc_lim = UINT16_MAX;
2178
2179         dev_info->max_mac_addrs = BOND_MAX_MAC_ADDRS;
2180
2181         dev_info->max_rx_pktlen = internals->candidate_max_rx_pktlen ?
2182                         internals->candidate_max_rx_pktlen :
2183                         RTE_ETHER_MAX_JUMBO_FRAME_LEN;
2184
2185         /* Max number of tx/rx queues that the bonded device can support is the
2186          * minimum values of the bonded slaves, as all slaves must be capable
2187          * of supporting the same number of tx/rx queues.
2188          */
2189         if (internals->slave_count > 0) {
2190                 struct rte_eth_dev_info slave_info;
2191                 uint16_t idx;
2192
2193                 for (idx = 0; idx < internals->slave_count; idx++) {
2194                         slave = internals->slaves[idx];
2195                         ret = rte_eth_dev_info_get(slave.port_id, &slave_info);
2196                         if (ret != 0) {
2197                                 RTE_BOND_LOG(ERR,
2198                                         "%s: Error during getting device (port %u) info: %s\n",
2199                                         __func__,
2200                                         slave.port_id,
2201                                         strerror(-ret));
2202
2203                                 return ret;
2204                         }
2205
2206                         if (slave_info.max_rx_queues < max_nb_rx_queues)
2207                                 max_nb_rx_queues = slave_info.max_rx_queues;
2208
2209                         if (slave_info.max_tx_queues < max_nb_tx_queues)
2210                                 max_nb_tx_queues = slave_info.max_tx_queues;
2211
2212                         if (slave_info.rx_desc_lim.nb_max < max_rx_desc_lim)
2213                                 max_rx_desc_lim = slave_info.rx_desc_lim.nb_max;
2214
2215                         if (slave_info.tx_desc_lim.nb_max < max_tx_desc_lim)
2216                                 max_tx_desc_lim = slave_info.tx_desc_lim.nb_max;
2217                 }
2218         }
2219
2220         dev_info->max_rx_queues = max_nb_rx_queues;
2221         dev_info->max_tx_queues = max_nb_tx_queues;
2222
2223         memcpy(&dev_info->default_rxconf, &internals->default_rxconf,
2224                sizeof(dev_info->default_rxconf));
2225         memcpy(&dev_info->default_txconf, &internals->default_txconf,
2226                sizeof(dev_info->default_txconf));
2227
2228         dev_info->rx_desc_lim.nb_max = max_rx_desc_lim;
2229         dev_info->tx_desc_lim.nb_max = max_tx_desc_lim;
2230
2231         /**
2232          * If dedicated hw queues enabled for link bonding device in LACP mode
2233          * then we need to reduce the maximum number of data path queues by 1.
2234          */
2235         if (internals->mode == BONDING_MODE_8023AD &&
2236                 internals->mode4.dedicated_queues.enabled == 1) {
2237                 dev_info->max_rx_queues--;
2238                 dev_info->max_tx_queues--;
2239         }
2240
2241         dev_info->min_rx_bufsize = 0;
2242
2243         dev_info->rx_offload_capa = internals->rx_offload_capa;
2244         dev_info->tx_offload_capa = internals->tx_offload_capa;
2245         dev_info->rx_queue_offload_capa = internals->rx_queue_offload_capa;
2246         dev_info->tx_queue_offload_capa = internals->tx_queue_offload_capa;
2247         dev_info->flow_type_rss_offloads = internals->flow_type_rss_offloads;
2248
2249         dev_info->reta_size = internals->reta_size;
2250         dev_info->hash_key_size = internals->rss_key_len;
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(struct rte_eth_dev *dev, uint16_t queue_id)
2333 {
2334         void *queue = dev->data->rx_queues[queue_id];
2335
2336         if (queue == NULL)
2337                 return;
2338
2339         rte_free(queue);
2340 }
2341
2342 static void
2343 bond_ethdev_tx_queue_release(struct rte_eth_dev *dev, uint16_t queue_id)
2344 {
2345         void *queue = dev->data->tx_queues[queue_id];
2346
2347         if (queue == NULL)
2348                 return;
2349
2350         rte_free(queue);
2351 }
2352
2353 static void
2354 bond_ethdev_slave_link_status_change_monitor(void *cb_arg)
2355 {
2356         struct rte_eth_dev *bonded_ethdev, *slave_ethdev;
2357         struct bond_dev_private *internals;
2358
2359         /* Default value for polling slave found is true as we don't want to
2360          * disable the polling thread if we cannot get the lock */
2361         int i, polling_slave_found = 1;
2362
2363         if (cb_arg == NULL)
2364                 return;
2365
2366         bonded_ethdev = cb_arg;
2367         internals = bonded_ethdev->data->dev_private;
2368
2369         if (!bonded_ethdev->data->dev_started ||
2370                 !internals->link_status_polling_enabled)
2371                 return;
2372
2373         /* If device is currently being configured then don't check slaves link
2374          * status, wait until next period */
2375         if (rte_spinlock_trylock(&internals->lock)) {
2376                 if (internals->slave_count > 0)
2377                         polling_slave_found = 0;
2378
2379                 for (i = 0; i < internals->slave_count; i++) {
2380                         if (!internals->slaves[i].link_status_poll_enabled)
2381                                 continue;
2382
2383                         slave_ethdev = &rte_eth_devices[internals->slaves[i].port_id];
2384                         polling_slave_found = 1;
2385
2386                         /* Update slave link status */
2387                         (*slave_ethdev->dev_ops->link_update)(slave_ethdev,
2388                                         internals->slaves[i].link_status_wait_to_complete);
2389
2390                         /* if link status has changed since last checked then call lsc
2391                          * event callback */
2392                         if (slave_ethdev->data->dev_link.link_status !=
2393                                         internals->slaves[i].last_link_status) {
2394                                 internals->slaves[i].last_link_status =
2395                                                 slave_ethdev->data->dev_link.link_status;
2396
2397                                 bond_ethdev_lsc_event_callback(internals->slaves[i].port_id,
2398                                                 RTE_ETH_EVENT_INTR_LSC,
2399                                                 &bonded_ethdev->data->port_id,
2400                                                 NULL);
2401                         }
2402                 }
2403                 rte_spinlock_unlock(&internals->lock);
2404         }
2405
2406         if (polling_slave_found)
2407                 /* Set alarm to continue monitoring link status of slave ethdev's */
2408                 rte_eal_alarm_set(internals->link_status_polling_interval_ms * 1000,
2409                                 bond_ethdev_slave_link_status_change_monitor, cb_arg);
2410 }
2411
2412 static int
2413 bond_ethdev_link_update(struct rte_eth_dev *ethdev, int wait_to_complete)
2414 {
2415         int (*link_update)(uint16_t port_id, struct rte_eth_link *eth_link);
2416
2417         struct bond_dev_private *bond_ctx;
2418         struct rte_eth_link slave_link;
2419
2420         bool one_link_update_succeeded;
2421         uint32_t idx;
2422         int ret;
2423
2424         bond_ctx = ethdev->data->dev_private;
2425
2426         ethdev->data->dev_link.link_speed = RTE_ETH_SPEED_NUM_NONE;
2427
2428         if (ethdev->data->dev_started == 0 ||
2429                         bond_ctx->active_slave_count == 0) {
2430                 ethdev->data->dev_link.link_status = RTE_ETH_LINK_DOWN;
2431                 return 0;
2432         }
2433
2434         ethdev->data->dev_link.link_status = RTE_ETH_LINK_UP;
2435
2436         if (wait_to_complete)
2437                 link_update = rte_eth_link_get;
2438         else
2439                 link_update = rte_eth_link_get_nowait;
2440
2441         switch (bond_ctx->mode) {
2442         case BONDING_MODE_BROADCAST:
2443                 /**
2444                  * Setting link speed to UINT32_MAX to ensure we pick up the
2445                  * value of the first active slave
2446                  */
2447                 ethdev->data->dev_link.link_speed = UINT32_MAX;
2448
2449                 /**
2450                  * link speed is minimum value of all the slaves link speed as
2451                  * packet loss will occur on this slave if transmission at rates
2452                  * greater than this are attempted
2453                  */
2454                 for (idx = 0; idx < bond_ctx->active_slave_count; idx++) {
2455                         ret = link_update(bond_ctx->active_slaves[idx],
2456                                           &slave_link);
2457                         if (ret < 0) {
2458                                 ethdev->data->dev_link.link_speed =
2459                                         RTE_ETH_SPEED_NUM_NONE;
2460                                 RTE_BOND_LOG(ERR,
2461                                         "Slave (port %u) link get failed: %s",
2462                                         bond_ctx->active_slaves[idx],
2463                                         rte_strerror(-ret));
2464                                 return 0;
2465                         }
2466
2467                         if (slave_link.link_speed <
2468                                         ethdev->data->dev_link.link_speed)
2469                                 ethdev->data->dev_link.link_speed =
2470                                                 slave_link.link_speed;
2471                 }
2472                 break;
2473         case BONDING_MODE_ACTIVE_BACKUP:
2474                 /* Current primary slave */
2475                 ret = link_update(bond_ctx->current_primary_port, &slave_link);
2476                 if (ret < 0) {
2477                         RTE_BOND_LOG(ERR, "Slave (port %u) link get failed: %s",
2478                                 bond_ctx->current_primary_port,
2479                                 rte_strerror(-ret));
2480                         return 0;
2481                 }
2482
2483                 ethdev->data->dev_link.link_speed = slave_link.link_speed;
2484                 break;
2485         case BONDING_MODE_8023AD:
2486                 ethdev->data->dev_link.link_autoneg =
2487                                 bond_ctx->mode4.slave_link.link_autoneg;
2488                 ethdev->data->dev_link.link_duplex =
2489                                 bond_ctx->mode4.slave_link.link_duplex;
2490                 /* fall through */
2491                 /* to update link speed */
2492         case BONDING_MODE_ROUND_ROBIN:
2493         case BONDING_MODE_BALANCE:
2494         case BONDING_MODE_TLB:
2495         case BONDING_MODE_ALB:
2496         default:
2497                 /**
2498                  * In theses mode the maximum theoretical link speed is the sum
2499                  * of all the slaves
2500                  */
2501                 ethdev->data->dev_link.link_speed = RTE_ETH_SPEED_NUM_NONE;
2502                 one_link_update_succeeded = false;
2503
2504                 for (idx = 0; idx < bond_ctx->active_slave_count; idx++) {
2505                         ret = link_update(bond_ctx->active_slaves[idx],
2506                                         &slave_link);
2507                         if (ret < 0) {
2508                                 RTE_BOND_LOG(ERR,
2509                                         "Slave (port %u) link get failed: %s",
2510                                         bond_ctx->active_slaves[idx],
2511                                         rte_strerror(-ret));
2512                                 continue;
2513                         }
2514
2515                         one_link_update_succeeded = true;
2516                         ethdev->data->dev_link.link_speed +=
2517                                         slave_link.link_speed;
2518                 }
2519
2520                 if (!one_link_update_succeeded) {
2521                         RTE_BOND_LOG(ERR, "All slaves link get failed");
2522                         return 0;
2523                 }
2524         }
2525
2526
2527         return 0;
2528 }
2529
2530
2531 static int
2532 bond_ethdev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
2533 {
2534         struct bond_dev_private *internals = dev->data->dev_private;
2535         struct rte_eth_stats slave_stats;
2536         int i, j;
2537
2538         for (i = 0; i < internals->slave_count; i++) {
2539                 rte_eth_stats_get(internals->slaves[i].port_id, &slave_stats);
2540
2541                 stats->ipackets += slave_stats.ipackets;
2542                 stats->opackets += slave_stats.opackets;
2543                 stats->ibytes += slave_stats.ibytes;
2544                 stats->obytes += slave_stats.obytes;
2545                 stats->imissed += slave_stats.imissed;
2546                 stats->ierrors += slave_stats.ierrors;
2547                 stats->oerrors += slave_stats.oerrors;
2548                 stats->rx_nombuf += slave_stats.rx_nombuf;
2549
2550                 for (j = 0; j < RTE_ETHDEV_QUEUE_STAT_CNTRS; j++) {
2551                         stats->q_ipackets[j] += slave_stats.q_ipackets[j];
2552                         stats->q_opackets[j] += slave_stats.q_opackets[j];
2553                         stats->q_ibytes[j] += slave_stats.q_ibytes[j];
2554                         stats->q_obytes[j] += slave_stats.q_obytes[j];
2555                         stats->q_errors[j] += slave_stats.q_errors[j];
2556                 }
2557
2558         }
2559
2560         return 0;
2561 }
2562
2563 static int
2564 bond_ethdev_stats_reset(struct rte_eth_dev *dev)
2565 {
2566         struct bond_dev_private *internals = dev->data->dev_private;
2567         int i;
2568         int err;
2569         int ret;
2570
2571         for (i = 0, err = 0; i < internals->slave_count; i++) {
2572                 ret = rte_eth_stats_reset(internals->slaves[i].port_id);
2573                 if (ret != 0)
2574                         err = ret;
2575         }
2576
2577         return err;
2578 }
2579
2580 static int
2581 bond_ethdev_promiscuous_enable(struct rte_eth_dev *eth_dev)
2582 {
2583         struct bond_dev_private *internals = eth_dev->data->dev_private;
2584         int i;
2585         int ret = 0;
2586         uint16_t port_id;
2587
2588         switch (internals->mode) {
2589         /* Promiscuous mode is propagated to all slaves */
2590         case BONDING_MODE_ROUND_ROBIN:
2591         case BONDING_MODE_BALANCE:
2592         case BONDING_MODE_BROADCAST:
2593         case BONDING_MODE_8023AD: {
2594                 unsigned int slave_ok = 0;
2595
2596                 for (i = 0; i < internals->slave_count; i++) {
2597                         port_id = internals->slaves[i].port_id;
2598
2599                         ret = rte_eth_promiscuous_enable(port_id);
2600                         if (ret != 0)
2601                                 RTE_BOND_LOG(ERR,
2602                                         "Failed to enable promiscuous mode for port %u: %s",
2603                                         port_id, rte_strerror(-ret));
2604                         else
2605                                 slave_ok++;
2606                 }
2607                 /*
2608                  * Report success if operation is successful on at least
2609                  * on one slave. Otherwise return last error code.
2610                  */
2611                 if (slave_ok > 0)
2612                         ret = 0;
2613                 break;
2614         }
2615         /* Promiscuous mode is propagated only to primary slave */
2616         case BONDING_MODE_ACTIVE_BACKUP:
2617         case BONDING_MODE_TLB:
2618         case BONDING_MODE_ALB:
2619         default:
2620                 /* Do not touch promisc when there cannot be primary ports */
2621                 if (internals->slave_count == 0)
2622                         break;
2623                 port_id = internals->current_primary_port;
2624                 ret = rte_eth_promiscuous_enable(port_id);
2625                 if (ret != 0)
2626                         RTE_BOND_LOG(ERR,
2627                                 "Failed to enable promiscuous mode for port %u: %s",
2628                                 port_id, rte_strerror(-ret));
2629         }
2630
2631         return ret;
2632 }
2633
2634 static int
2635 bond_ethdev_promiscuous_disable(struct rte_eth_dev *dev)
2636 {
2637         struct bond_dev_private *internals = dev->data->dev_private;
2638         int i;
2639         int ret = 0;
2640         uint16_t port_id;
2641
2642         switch (internals->mode) {
2643         /* Promiscuous mode is propagated to all slaves */
2644         case BONDING_MODE_ROUND_ROBIN:
2645         case BONDING_MODE_BALANCE:
2646         case BONDING_MODE_BROADCAST:
2647         case BONDING_MODE_8023AD: {
2648                 unsigned int slave_ok = 0;
2649
2650                 for (i = 0; i < internals->slave_count; i++) {
2651                         port_id = internals->slaves[i].port_id;
2652
2653                         if (internals->mode == BONDING_MODE_8023AD &&
2654                             bond_mode_8023ad_ports[port_id].forced_rx_flags ==
2655                                         BOND_8023AD_FORCED_PROMISC) {
2656                                 slave_ok++;
2657                                 continue;
2658                         }
2659                         ret = rte_eth_promiscuous_disable(port_id);
2660                         if (ret != 0)
2661                                 RTE_BOND_LOG(ERR,
2662                                         "Failed to disable promiscuous mode for port %u: %s",
2663                                         port_id, rte_strerror(-ret));
2664                         else
2665                                 slave_ok++;
2666                 }
2667                 /*
2668                  * Report success if operation is successful on at least
2669                  * on one slave. Otherwise return last error code.
2670                  */
2671                 if (slave_ok > 0)
2672                         ret = 0;
2673                 break;
2674         }
2675         /* Promiscuous mode is propagated only to primary slave */
2676         case BONDING_MODE_ACTIVE_BACKUP:
2677         case BONDING_MODE_TLB:
2678         case BONDING_MODE_ALB:
2679         default:
2680                 /* Do not touch promisc when there cannot be primary ports */
2681                 if (internals->slave_count == 0)
2682                         break;
2683                 port_id = internals->current_primary_port;
2684                 ret = rte_eth_promiscuous_disable(port_id);
2685                 if (ret != 0)
2686                         RTE_BOND_LOG(ERR,
2687                                 "Failed to disable promiscuous mode for port %u: %s",
2688                                 port_id, rte_strerror(-ret));
2689         }
2690
2691         return ret;
2692 }
2693
2694 static int
2695 bond_ethdev_allmulticast_enable(struct rte_eth_dev *eth_dev)
2696 {
2697         struct bond_dev_private *internals = eth_dev->data->dev_private;
2698         int i;
2699         int ret = 0;
2700         uint16_t port_id;
2701
2702         switch (internals->mode) {
2703         /* allmulti mode is propagated to all slaves */
2704         case BONDING_MODE_ROUND_ROBIN:
2705         case BONDING_MODE_BALANCE:
2706         case BONDING_MODE_BROADCAST:
2707         case BONDING_MODE_8023AD: {
2708                 unsigned int slave_ok = 0;
2709
2710                 for (i = 0; i < internals->slave_count; i++) {
2711                         port_id = internals->slaves[i].port_id;
2712
2713                         ret = rte_eth_allmulticast_enable(port_id);
2714                         if (ret != 0)
2715                                 RTE_BOND_LOG(ERR,
2716                                         "Failed to enable allmulti mode for port %u: %s",
2717                                         port_id, rte_strerror(-ret));
2718                         else
2719                                 slave_ok++;
2720                 }
2721                 /*
2722                  * Report success if operation is successful on at least
2723                  * on one slave. Otherwise return last error code.
2724                  */
2725                 if (slave_ok > 0)
2726                         ret = 0;
2727                 break;
2728         }
2729         /* allmulti mode is propagated only to primary slave */
2730         case BONDING_MODE_ACTIVE_BACKUP:
2731         case BONDING_MODE_TLB:
2732         case BONDING_MODE_ALB:
2733         default:
2734                 /* Do not touch allmulti when there cannot be primary ports */
2735                 if (internals->slave_count == 0)
2736                         break;
2737                 port_id = internals->current_primary_port;
2738                 ret = rte_eth_allmulticast_enable(port_id);
2739                 if (ret != 0)
2740                         RTE_BOND_LOG(ERR,
2741                                 "Failed to enable allmulti mode for port %u: %s",
2742                                 port_id, rte_strerror(-ret));
2743         }
2744
2745         return ret;
2746 }
2747
2748 static int
2749 bond_ethdev_allmulticast_disable(struct rte_eth_dev *eth_dev)
2750 {
2751         struct bond_dev_private *internals = eth_dev->data->dev_private;
2752         int i;
2753         int ret = 0;
2754         uint16_t port_id;
2755
2756         switch (internals->mode) {
2757         /* allmulti mode is propagated to all slaves */
2758         case BONDING_MODE_ROUND_ROBIN:
2759         case BONDING_MODE_BALANCE:
2760         case BONDING_MODE_BROADCAST:
2761         case BONDING_MODE_8023AD: {
2762                 unsigned int slave_ok = 0;
2763
2764                 for (i = 0; i < internals->slave_count; i++) {
2765                         uint16_t port_id = internals->slaves[i].port_id;
2766
2767                         if (internals->mode == BONDING_MODE_8023AD &&
2768                             bond_mode_8023ad_ports[port_id].forced_rx_flags ==
2769                                         BOND_8023AD_FORCED_ALLMULTI)
2770                                 continue;
2771
2772                         ret = rte_eth_allmulticast_disable(port_id);
2773                         if (ret != 0)
2774                                 RTE_BOND_LOG(ERR,
2775                                         "Failed to disable allmulti mode for port %u: %s",
2776                                         port_id, rte_strerror(-ret));
2777                         else
2778                                 slave_ok++;
2779                 }
2780                 /*
2781                  * Report success if operation is successful on at least
2782                  * on one slave. Otherwise return last error code.
2783                  */
2784                 if (slave_ok > 0)
2785                         ret = 0;
2786                 break;
2787         }
2788         /* allmulti mode is propagated only to primary slave */
2789         case BONDING_MODE_ACTIVE_BACKUP:
2790         case BONDING_MODE_TLB:
2791         case BONDING_MODE_ALB:
2792         default:
2793                 /* Do not touch allmulti when there cannot be primary ports */
2794                 if (internals->slave_count == 0)
2795                         break;
2796                 port_id = internals->current_primary_port;
2797                 ret = rte_eth_allmulticast_disable(port_id);
2798                 if (ret != 0)
2799                         RTE_BOND_LOG(ERR,
2800                                 "Failed to disable allmulti mode for port %u: %s",
2801                                 port_id, rte_strerror(-ret));
2802         }
2803
2804         return ret;
2805 }
2806
2807 static void
2808 bond_ethdev_delayed_lsc_propagation(void *arg)
2809 {
2810         if (arg == NULL)
2811                 return;
2812
2813         rte_eth_dev_callback_process((struct rte_eth_dev *)arg,
2814                         RTE_ETH_EVENT_INTR_LSC, NULL);
2815 }
2816
2817 int
2818 bond_ethdev_lsc_event_callback(uint16_t port_id, enum rte_eth_event_type type,
2819                 void *param, void *ret_param __rte_unused)
2820 {
2821         struct rte_eth_dev *bonded_eth_dev;
2822         struct bond_dev_private *internals;
2823         struct rte_eth_link link;
2824         int rc = -1;
2825         int ret;
2826
2827         uint8_t lsc_flag = 0;
2828         int valid_slave = 0;
2829         uint16_t active_pos;
2830         uint16_t i;
2831
2832         if (type != RTE_ETH_EVENT_INTR_LSC || param == NULL)
2833                 return rc;
2834
2835         bonded_eth_dev = &rte_eth_devices[*(uint16_t *)param];
2836
2837         if (check_for_bonded_ethdev(bonded_eth_dev))
2838                 return rc;
2839
2840         internals = bonded_eth_dev->data->dev_private;
2841
2842         /* If the device isn't started don't handle interrupts */
2843         if (!bonded_eth_dev->data->dev_started)
2844                 return rc;
2845
2846         /* verify that port_id is a valid slave of bonded port */
2847         for (i = 0; i < internals->slave_count; i++) {
2848                 if (internals->slaves[i].port_id == port_id) {
2849                         valid_slave = 1;
2850                         break;
2851                 }
2852         }
2853
2854         if (!valid_slave)
2855                 return rc;
2856
2857         /* Synchronize lsc callback parallel calls either by real link event
2858          * from the slaves PMDs or by the bonding PMD itself.
2859          */
2860         rte_spinlock_lock(&internals->lsc_lock);
2861
2862         /* Search for port in active port list */
2863         active_pos = find_slave_by_id(internals->active_slaves,
2864                         internals->active_slave_count, port_id);
2865
2866         ret = rte_eth_link_get_nowait(port_id, &link);
2867         if (ret < 0)
2868                 RTE_BOND_LOG(ERR, "Slave (port %u) link get failed", port_id);
2869
2870         if (ret == 0 && link.link_status) {
2871                 if (active_pos < internals->active_slave_count)
2872                         goto link_update;
2873
2874                 /* check link state properties if bonded link is up*/
2875                 if (bonded_eth_dev->data->dev_link.link_status == RTE_ETH_LINK_UP) {
2876                         if (link_properties_valid(bonded_eth_dev, &link) != 0)
2877                                 RTE_BOND_LOG(ERR, "Invalid link properties "
2878                                              "for slave %d in bonding mode %d",
2879                                              port_id, internals->mode);
2880                 } else {
2881                         /* inherit slave link properties */
2882                         link_properties_set(bonded_eth_dev, &link);
2883                 }
2884
2885                 /* If no active slave ports then set this port to be
2886                  * the primary port.
2887                  */
2888                 if (internals->active_slave_count < 1) {
2889                         /* If first active slave, then change link status */
2890                         bonded_eth_dev->data->dev_link.link_status =
2891                                                                 RTE_ETH_LINK_UP;
2892                         internals->current_primary_port = port_id;
2893                         lsc_flag = 1;
2894
2895                         mac_address_slaves_update(bonded_eth_dev);
2896                 }
2897
2898                 activate_slave(bonded_eth_dev, port_id);
2899
2900                 /* If the user has defined the primary port then default to
2901                  * using it.
2902                  */
2903                 if (internals->user_defined_primary_port &&
2904                                 internals->primary_port == port_id)
2905                         bond_ethdev_primary_set(internals, port_id);
2906         } else {
2907                 if (active_pos == internals->active_slave_count)
2908                         goto link_update;
2909
2910                 /* Remove from active slave list */
2911                 deactivate_slave(bonded_eth_dev, port_id);
2912
2913                 if (internals->active_slave_count < 1)
2914                         lsc_flag = 1;
2915
2916                 /* Update primary id, take first active slave from list or if none
2917                  * available set to -1 */
2918                 if (port_id == internals->current_primary_port) {
2919                         if (internals->active_slave_count > 0)
2920                                 bond_ethdev_primary_set(internals,
2921                                                 internals->active_slaves[0]);
2922                         else
2923                                 internals->current_primary_port = internals->primary_port;
2924                         mac_address_slaves_update(bonded_eth_dev);
2925                 }
2926         }
2927
2928 link_update:
2929         /**
2930          * Update bonded device link properties after any change to active
2931          * slaves
2932          */
2933         bond_ethdev_link_update(bonded_eth_dev, 0);
2934
2935         if (lsc_flag) {
2936                 /* Cancel any possible outstanding interrupts if delays are enabled */
2937                 if (internals->link_up_delay_ms > 0 ||
2938                         internals->link_down_delay_ms > 0)
2939                         rte_eal_alarm_cancel(bond_ethdev_delayed_lsc_propagation,
2940                                         bonded_eth_dev);
2941
2942                 if (bonded_eth_dev->data->dev_link.link_status) {
2943                         if (internals->link_up_delay_ms > 0)
2944                                 rte_eal_alarm_set(internals->link_up_delay_ms * 1000,
2945                                                 bond_ethdev_delayed_lsc_propagation,
2946                                                 (void *)bonded_eth_dev);
2947                         else
2948                                 rte_eth_dev_callback_process(bonded_eth_dev,
2949                                                 RTE_ETH_EVENT_INTR_LSC,
2950                                                 NULL);
2951
2952                 } else {
2953                         if (internals->link_down_delay_ms > 0)
2954                                 rte_eal_alarm_set(internals->link_down_delay_ms * 1000,
2955                                                 bond_ethdev_delayed_lsc_propagation,
2956                                                 (void *)bonded_eth_dev);
2957                         else
2958                                 rte_eth_dev_callback_process(bonded_eth_dev,
2959                                                 RTE_ETH_EVENT_INTR_LSC,
2960                                                 NULL);
2961                 }
2962         }
2963
2964         rte_spinlock_unlock(&internals->lsc_lock);
2965
2966         return rc;
2967 }
2968
2969 static int
2970 bond_ethdev_rss_reta_update(struct rte_eth_dev *dev,
2971                 struct rte_eth_rss_reta_entry64 *reta_conf, uint16_t reta_size)
2972 {
2973         unsigned i, j;
2974         int result = 0;
2975         int slave_reta_size;
2976         unsigned reta_count;
2977         struct bond_dev_private *internals = dev->data->dev_private;
2978
2979         if (reta_size != internals->reta_size)
2980                 return -EINVAL;
2981
2982          /* Copy RETA table */
2983         reta_count = (reta_size + RTE_ETH_RETA_GROUP_SIZE - 1) /
2984                         RTE_ETH_RETA_GROUP_SIZE;
2985
2986         for (i = 0; i < reta_count; i++) {
2987                 internals->reta_conf[i].mask = reta_conf[i].mask;
2988                 for (j = 0; j < RTE_ETH_RETA_GROUP_SIZE; j++)
2989                         if ((reta_conf[i].mask >> j) & 0x01)
2990                                 internals->reta_conf[i].reta[j] = reta_conf[i].reta[j];
2991         }
2992
2993         /* Fill rest of array */
2994         for (; i < RTE_DIM(internals->reta_conf); i += reta_count)
2995                 memcpy(&internals->reta_conf[i], &internals->reta_conf[0],
2996                                 sizeof(internals->reta_conf[0]) * reta_count);
2997
2998         /* Propagate RETA over slaves */
2999         for (i = 0; i < internals->slave_count; i++) {
3000                 slave_reta_size = internals->slaves[i].reta_size;
3001                 result = rte_eth_dev_rss_reta_update(internals->slaves[i].port_id,
3002                                 &internals->reta_conf[0], slave_reta_size);
3003                 if (result < 0)
3004                         return result;
3005         }
3006
3007         return 0;
3008 }
3009
3010 static int
3011 bond_ethdev_rss_reta_query(struct rte_eth_dev *dev,
3012                 struct rte_eth_rss_reta_entry64 *reta_conf, uint16_t reta_size)
3013 {
3014         int i, j;
3015         struct bond_dev_private *internals = dev->data->dev_private;
3016
3017         if (reta_size != internals->reta_size)
3018                 return -EINVAL;
3019
3020          /* Copy RETA table */
3021         for (i = 0; i < reta_size / RTE_ETH_RETA_GROUP_SIZE; i++)
3022                 for (j = 0; j < RTE_ETH_RETA_GROUP_SIZE; j++)
3023                         if ((reta_conf[i].mask >> j) & 0x01)
3024                                 reta_conf[i].reta[j] = internals->reta_conf[i].reta[j];
3025
3026         return 0;
3027 }
3028
3029 static int
3030 bond_ethdev_rss_hash_update(struct rte_eth_dev *dev,
3031                 struct rte_eth_rss_conf *rss_conf)
3032 {
3033         int i, result = 0;
3034         struct bond_dev_private *internals = dev->data->dev_private;
3035         struct rte_eth_rss_conf bond_rss_conf;
3036
3037         memcpy(&bond_rss_conf, rss_conf, sizeof(struct rte_eth_rss_conf));
3038
3039         bond_rss_conf.rss_hf &= internals->flow_type_rss_offloads;
3040
3041         if (bond_rss_conf.rss_hf != 0)
3042                 dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf = bond_rss_conf.rss_hf;
3043
3044         if (bond_rss_conf.rss_key) {
3045                 if (bond_rss_conf.rss_key_len < internals->rss_key_len)
3046                         return -EINVAL;
3047                 else if (bond_rss_conf.rss_key_len > internals->rss_key_len)
3048                         RTE_BOND_LOG(WARNING, "rss_key will be truncated");
3049
3050                 memcpy(internals->rss_key, bond_rss_conf.rss_key,
3051                                 internals->rss_key_len);
3052                 bond_rss_conf.rss_key_len = internals->rss_key_len;
3053         }
3054
3055         for (i = 0; i < internals->slave_count; i++) {
3056                 result = rte_eth_dev_rss_hash_update(internals->slaves[i].port_id,
3057                                 &bond_rss_conf);
3058                 if (result < 0)
3059                         return result;
3060         }
3061
3062         return 0;
3063 }
3064
3065 static int
3066 bond_ethdev_rss_hash_conf_get(struct rte_eth_dev *dev,
3067                 struct rte_eth_rss_conf *rss_conf)
3068 {
3069         struct bond_dev_private *internals = dev->data->dev_private;
3070
3071         rss_conf->rss_hf = dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf;
3072         rss_conf->rss_key_len = internals->rss_key_len;
3073         if (rss_conf->rss_key)
3074                 memcpy(rss_conf->rss_key, internals->rss_key, internals->rss_key_len);
3075
3076         return 0;
3077 }
3078
3079 static int
3080 bond_ethdev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
3081 {
3082         struct rte_eth_dev *slave_eth_dev;
3083         struct bond_dev_private *internals = dev->data->dev_private;
3084         int ret, i;
3085
3086         rte_spinlock_lock(&internals->lock);
3087
3088         for (i = 0; i < internals->slave_count; i++) {
3089                 slave_eth_dev = &rte_eth_devices[internals->slaves[i].port_id];
3090                 if (*slave_eth_dev->dev_ops->mtu_set == NULL) {
3091                         rte_spinlock_unlock(&internals->lock);
3092                         return -ENOTSUP;
3093                 }
3094         }
3095         for (i = 0; i < internals->slave_count; i++) {
3096                 ret = rte_eth_dev_set_mtu(internals->slaves[i].port_id, mtu);
3097                 if (ret < 0) {
3098                         rte_spinlock_unlock(&internals->lock);
3099                         return ret;
3100                 }
3101         }
3102
3103         rte_spinlock_unlock(&internals->lock);
3104         return 0;
3105 }
3106
3107 static int
3108 bond_ethdev_mac_address_set(struct rte_eth_dev *dev,
3109                         struct rte_ether_addr *addr)
3110 {
3111         if (mac_address_set(dev, addr)) {
3112                 RTE_BOND_LOG(ERR, "Failed to update MAC address");
3113                 return -EINVAL;
3114         }
3115
3116         return 0;
3117 }
3118
3119 static int
3120 bond_flow_ops_get(struct rte_eth_dev *dev __rte_unused,
3121                   const struct rte_flow_ops **ops)
3122 {
3123         *ops = &bond_flow_ops;
3124         return 0;
3125 }
3126
3127 static int
3128 bond_ethdev_mac_addr_add(struct rte_eth_dev *dev,
3129                         struct rte_ether_addr *mac_addr,
3130                         __rte_unused uint32_t index, uint32_t vmdq)
3131 {
3132         struct rte_eth_dev *slave_eth_dev;
3133         struct bond_dev_private *internals = dev->data->dev_private;
3134         int ret, i;
3135
3136         rte_spinlock_lock(&internals->lock);
3137
3138         for (i = 0; i < internals->slave_count; i++) {
3139                 slave_eth_dev = &rte_eth_devices[internals->slaves[i].port_id];
3140                 if (*slave_eth_dev->dev_ops->mac_addr_add == NULL ||
3141                          *slave_eth_dev->dev_ops->mac_addr_remove == NULL) {
3142                         ret = -ENOTSUP;
3143                         goto end;
3144                 }
3145         }
3146
3147         for (i = 0; i < internals->slave_count; i++) {
3148                 ret = rte_eth_dev_mac_addr_add(internals->slaves[i].port_id,
3149                                 mac_addr, vmdq);
3150                 if (ret < 0) {
3151                         /* rollback */
3152                         for (i--; i >= 0; i--)
3153                                 rte_eth_dev_mac_addr_remove(
3154                                         internals->slaves[i].port_id, mac_addr);
3155                         goto end;
3156                 }
3157         }
3158
3159         ret = 0;
3160 end:
3161         rte_spinlock_unlock(&internals->lock);
3162         return ret;
3163 }
3164
3165 static void
3166 bond_ethdev_mac_addr_remove(struct rte_eth_dev *dev, uint32_t index)
3167 {
3168         struct rte_eth_dev *slave_eth_dev;
3169         struct bond_dev_private *internals = dev->data->dev_private;
3170         int i;
3171
3172         rte_spinlock_lock(&internals->lock);
3173
3174         for (i = 0; i < internals->slave_count; i++) {
3175                 slave_eth_dev = &rte_eth_devices[internals->slaves[i].port_id];
3176                 if (*slave_eth_dev->dev_ops->mac_addr_remove == NULL)
3177                         goto end;
3178         }
3179
3180         struct rte_ether_addr *mac_addr = &dev->data->mac_addrs[index];
3181
3182         for (i = 0; i < internals->slave_count; i++)
3183                 rte_eth_dev_mac_addr_remove(internals->slaves[i].port_id,
3184                                 mac_addr);
3185
3186 end:
3187         rte_spinlock_unlock(&internals->lock);
3188 }
3189
3190 const struct eth_dev_ops default_dev_ops = {
3191         .dev_start            = bond_ethdev_start,
3192         .dev_stop             = bond_ethdev_stop,
3193         .dev_close            = bond_ethdev_close,
3194         .dev_configure        = bond_ethdev_configure,
3195         .dev_infos_get        = bond_ethdev_info,
3196         .vlan_filter_set      = bond_ethdev_vlan_filter_set,
3197         .rx_queue_setup       = bond_ethdev_rx_queue_setup,
3198         .tx_queue_setup       = bond_ethdev_tx_queue_setup,
3199         .rx_queue_release     = bond_ethdev_rx_queue_release,
3200         .tx_queue_release     = bond_ethdev_tx_queue_release,
3201         .link_update          = bond_ethdev_link_update,
3202         .stats_get            = bond_ethdev_stats_get,
3203         .stats_reset          = bond_ethdev_stats_reset,
3204         .promiscuous_enable   = bond_ethdev_promiscuous_enable,
3205         .promiscuous_disable  = bond_ethdev_promiscuous_disable,
3206         .allmulticast_enable  = bond_ethdev_allmulticast_enable,
3207         .allmulticast_disable = bond_ethdev_allmulticast_disable,
3208         .reta_update          = bond_ethdev_rss_reta_update,
3209         .reta_query           = bond_ethdev_rss_reta_query,
3210         .rss_hash_update      = bond_ethdev_rss_hash_update,
3211         .rss_hash_conf_get    = bond_ethdev_rss_hash_conf_get,
3212         .mtu_set              = bond_ethdev_mtu_set,
3213         .mac_addr_set         = bond_ethdev_mac_address_set,
3214         .mac_addr_add         = bond_ethdev_mac_addr_add,
3215         .mac_addr_remove      = bond_ethdev_mac_addr_remove,
3216         .flow_ops_get         = bond_flow_ops_get
3217 };
3218
3219 static int
3220 bond_alloc(struct rte_vdev_device *dev, uint8_t mode)
3221 {
3222         const char *name = rte_vdev_device_name(dev);
3223         uint8_t socket_id = dev->device.numa_node;
3224         struct bond_dev_private *internals = NULL;
3225         struct rte_eth_dev *eth_dev = NULL;
3226         uint32_t vlan_filter_bmp_size;
3227
3228         /* now do all data allocation - for eth_dev structure, dummy pci driver
3229          * and internal (private) data
3230          */
3231
3232         /* reserve an ethdev entry */
3233         eth_dev = rte_eth_vdev_allocate(dev, sizeof(*internals));
3234         if (eth_dev == NULL) {
3235                 RTE_BOND_LOG(ERR, "Unable to allocate rte_eth_dev");
3236                 goto err;
3237         }
3238
3239         internals = eth_dev->data->dev_private;
3240         eth_dev->data->nb_rx_queues = (uint16_t)1;
3241         eth_dev->data->nb_tx_queues = (uint16_t)1;
3242
3243         /* Allocate memory for storing MAC addresses */
3244         eth_dev->data->mac_addrs = rte_zmalloc_socket(name, RTE_ETHER_ADDR_LEN *
3245                         BOND_MAX_MAC_ADDRS, 0, socket_id);
3246         if (eth_dev->data->mac_addrs == NULL) {
3247                 RTE_BOND_LOG(ERR,
3248                              "Failed to allocate %u bytes needed to store MAC addresses",
3249                              RTE_ETHER_ADDR_LEN * BOND_MAX_MAC_ADDRS);
3250                 goto err;
3251         }
3252
3253         eth_dev->dev_ops = &default_dev_ops;
3254         eth_dev->data->dev_flags = RTE_ETH_DEV_INTR_LSC |
3255                                         RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS;
3256
3257         rte_spinlock_init(&internals->lock);
3258         rte_spinlock_init(&internals->lsc_lock);
3259
3260         internals->port_id = eth_dev->data->port_id;
3261         internals->mode = BONDING_MODE_INVALID;
3262         internals->current_primary_port = RTE_MAX_ETHPORTS + 1;
3263         internals->balance_xmit_policy = BALANCE_XMIT_POLICY_LAYER2;
3264         internals->burst_xmit_hash = burst_xmit_l2_hash;
3265         internals->user_defined_mac = 0;
3266
3267         internals->link_status_polling_enabled = 0;
3268
3269         internals->link_status_polling_interval_ms =
3270                 DEFAULT_POLLING_INTERVAL_10_MS;
3271         internals->link_down_delay_ms = 0;
3272         internals->link_up_delay_ms = 0;
3273
3274         internals->slave_count = 0;
3275         internals->active_slave_count = 0;
3276         internals->rx_offload_capa = 0;
3277         internals->tx_offload_capa = 0;
3278         internals->rx_queue_offload_capa = 0;
3279         internals->tx_queue_offload_capa = 0;
3280         internals->candidate_max_rx_pktlen = 0;
3281         internals->max_rx_pktlen = 0;
3282
3283         /* Initially allow to choose any offload type */
3284         internals->flow_type_rss_offloads = RTE_ETH_RSS_PROTO_MASK;
3285
3286         memset(&internals->default_rxconf, 0,
3287                sizeof(internals->default_rxconf));
3288         memset(&internals->default_txconf, 0,
3289                sizeof(internals->default_txconf));
3290
3291         memset(&internals->rx_desc_lim, 0, sizeof(internals->rx_desc_lim));
3292         memset(&internals->tx_desc_lim, 0, sizeof(internals->tx_desc_lim));
3293
3294         memset(internals->active_slaves, 0, sizeof(internals->active_slaves));
3295         memset(internals->slaves, 0, sizeof(internals->slaves));
3296
3297         TAILQ_INIT(&internals->flow_list);
3298         internals->flow_isolated_valid = 0;
3299
3300         /* Set mode 4 default configuration */
3301         bond_mode_8023ad_setup(eth_dev, NULL);
3302         if (bond_ethdev_mode_set(eth_dev, mode)) {
3303                 RTE_BOND_LOG(ERR, "Failed to set bonded device %d mode to %d",
3304                                  eth_dev->data->port_id, mode);
3305                 goto err;
3306         }
3307
3308         vlan_filter_bmp_size =
3309                 rte_bitmap_get_memory_footprint(RTE_ETHER_MAX_VLAN_ID + 1);
3310         internals->vlan_filter_bmpmem = rte_malloc(name, vlan_filter_bmp_size,
3311                                                    RTE_CACHE_LINE_SIZE);
3312         if (internals->vlan_filter_bmpmem == NULL) {
3313                 RTE_BOND_LOG(ERR,
3314                              "Failed to allocate vlan bitmap for bonded device %u",
3315                              eth_dev->data->port_id);
3316                 goto err;
3317         }
3318
3319         internals->vlan_filter_bmp = rte_bitmap_init(RTE_ETHER_MAX_VLAN_ID + 1,
3320                         internals->vlan_filter_bmpmem, vlan_filter_bmp_size);
3321         if (internals->vlan_filter_bmp == NULL) {
3322                 RTE_BOND_LOG(ERR,
3323                              "Failed to init vlan bitmap for bonded device %u",
3324                              eth_dev->data->port_id);
3325                 rte_free(internals->vlan_filter_bmpmem);
3326                 goto err;
3327         }
3328
3329         return eth_dev->data->port_id;
3330
3331 err:
3332         rte_free(internals);
3333         if (eth_dev != NULL)
3334                 eth_dev->data->dev_private = NULL;
3335         rte_eth_dev_release_port(eth_dev);
3336         return -1;
3337 }
3338
3339 static int
3340 bond_probe(struct rte_vdev_device *dev)
3341 {
3342         const char *name;
3343         struct bond_dev_private *internals;
3344         struct rte_kvargs *kvlist;
3345         uint8_t bonding_mode;
3346         int arg_count, port_id;
3347         int socket_id;
3348         uint8_t agg_mode;
3349         struct rte_eth_dev *eth_dev;
3350
3351         if (!dev)
3352                 return -EINVAL;
3353
3354         name = rte_vdev_device_name(dev);
3355         RTE_BOND_LOG(INFO, "Initializing pmd_bond for %s", name);
3356
3357         if (rte_eal_process_type() == RTE_PROC_SECONDARY) {
3358                 eth_dev = rte_eth_dev_attach_secondary(name);
3359                 if (!eth_dev) {
3360                         RTE_BOND_LOG(ERR, "Failed to probe %s", name);
3361                         return -1;
3362                 }
3363                 /* TODO: request info from primary to set up Rx and Tx */
3364                 eth_dev->dev_ops = &default_dev_ops;
3365                 eth_dev->device = &dev->device;
3366                 rte_eth_dev_probing_finish(eth_dev);
3367                 return 0;
3368         }
3369
3370         kvlist = rte_kvargs_parse(rte_vdev_device_args(dev),
3371                 pmd_bond_init_valid_arguments);
3372         if (kvlist == NULL)
3373                 return -1;
3374
3375         /* Parse link bonding mode */
3376         if (rte_kvargs_count(kvlist, PMD_BOND_MODE_KVARG) == 1) {
3377                 if (rte_kvargs_process(kvlist, PMD_BOND_MODE_KVARG,
3378                                 &bond_ethdev_parse_slave_mode_kvarg,
3379                                 &bonding_mode) != 0) {
3380                         RTE_BOND_LOG(ERR, "Invalid mode for bonded device %s",
3381                                         name);
3382                         goto parse_error;
3383                 }
3384         } else {
3385                 RTE_BOND_LOG(ERR, "Mode must be specified only once for bonded "
3386                                 "device %s", name);
3387                 goto parse_error;
3388         }
3389
3390         /* Parse socket id to create bonding device on */
3391         arg_count = rte_kvargs_count(kvlist, PMD_BOND_SOCKET_ID_KVARG);
3392         if (arg_count == 1) {
3393                 if (rte_kvargs_process(kvlist, PMD_BOND_SOCKET_ID_KVARG,
3394                                 &bond_ethdev_parse_socket_id_kvarg, &socket_id)
3395                                 != 0) {
3396                         RTE_BOND_LOG(ERR, "Invalid socket Id specified for "
3397                                         "bonded device %s", name);
3398                         goto parse_error;
3399                 }
3400         } else if (arg_count > 1) {
3401                 RTE_BOND_LOG(ERR, "Socket Id can be specified only once for "
3402                                 "bonded device %s", name);
3403                 goto parse_error;
3404         } else {
3405                 socket_id = rte_socket_id();
3406         }
3407
3408         dev->device.numa_node = socket_id;
3409
3410         /* Create link bonding eth device */
3411         port_id = bond_alloc(dev, bonding_mode);
3412         if (port_id < 0) {
3413                 RTE_BOND_LOG(ERR, "Failed to create socket %s in mode %u on "
3414                                 "socket %u.",   name, bonding_mode, socket_id);
3415                 goto parse_error;
3416         }
3417         internals = rte_eth_devices[port_id].data->dev_private;
3418         internals->kvlist = kvlist;
3419
3420         if (rte_kvargs_count(kvlist, PMD_BOND_AGG_MODE_KVARG) == 1) {
3421                 if (rte_kvargs_process(kvlist,
3422                                 PMD_BOND_AGG_MODE_KVARG,
3423                                 &bond_ethdev_parse_slave_agg_mode_kvarg,
3424                                 &agg_mode) != 0) {
3425                         RTE_BOND_LOG(ERR,
3426                                         "Failed to parse agg selection mode for bonded device %s",
3427                                         name);
3428                         goto parse_error;
3429                 }
3430
3431                 if (internals->mode == BONDING_MODE_8023AD)
3432                         internals->mode4.agg_selection = agg_mode;
3433         } else {
3434                 internals->mode4.agg_selection = AGG_STABLE;
3435         }
3436
3437         rte_eth_dev_probing_finish(&rte_eth_devices[port_id]);
3438         RTE_BOND_LOG(INFO, "Create bonded device %s on port %d in mode %u on "
3439                         "socket %u.",   name, port_id, bonding_mode, socket_id);
3440         return 0;
3441
3442 parse_error:
3443         rte_kvargs_free(kvlist);
3444
3445         return -1;
3446 }
3447
3448 static int
3449 bond_remove(struct rte_vdev_device *dev)
3450 {
3451         struct rte_eth_dev *eth_dev;
3452         struct bond_dev_private *internals;
3453         const char *name;
3454         int ret = 0;
3455
3456         if (!dev)
3457                 return -EINVAL;
3458
3459         name = rte_vdev_device_name(dev);
3460         RTE_BOND_LOG(INFO, "Uninitializing pmd_bond for %s", name);
3461
3462         /* find an ethdev entry */
3463         eth_dev = rte_eth_dev_allocated(name);
3464         if (eth_dev == NULL)
3465                 return 0; /* port already released */
3466
3467         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
3468                 return rte_eth_dev_release_port(eth_dev);
3469
3470         RTE_ASSERT(eth_dev->device == &dev->device);
3471
3472         internals = eth_dev->data->dev_private;
3473         if (internals->slave_count != 0)
3474                 return -EBUSY;
3475
3476         if (eth_dev->data->dev_started == 1) {
3477                 ret = bond_ethdev_stop(eth_dev);
3478                 bond_ethdev_close(eth_dev);
3479         }
3480         rte_eth_dev_release_port(eth_dev);
3481
3482         return ret;
3483 }
3484
3485 /* this part will resolve the slave portids after all the other pdev and vdev
3486  * have been allocated */
3487 static int
3488 bond_ethdev_configure(struct rte_eth_dev *dev)
3489 {
3490         const char *name = dev->device->name;
3491         struct bond_dev_private *internals = dev->data->dev_private;
3492         struct rte_kvargs *kvlist = internals->kvlist;
3493         int arg_count;
3494         uint16_t port_id = dev - rte_eth_devices;
3495         uint8_t agg_mode;
3496
3497         static const uint8_t default_rss_key[40] = {
3498                 0x6D, 0x5A, 0x56, 0xDA, 0x25, 0x5B, 0x0E, 0xC2, 0x41, 0x67, 0x25, 0x3D,
3499                 0x43, 0xA3, 0x8F, 0xB0, 0xD0, 0xCA, 0x2B, 0xCB, 0xAE, 0x7B, 0x30, 0xB4,
3500                 0x77, 0xCB, 0x2D, 0xA3, 0x80, 0x30, 0xF2, 0x0C, 0x6A, 0x42, 0xB7, 0x3B,
3501                 0xBE, 0xAC, 0x01, 0xFA
3502         };
3503
3504         unsigned i, j;
3505
3506         /*
3507          * If RSS is enabled, fill table with default values and
3508          * set key to the value specified in port RSS configuration.
3509          * Fall back to default RSS key if the key is not specified
3510          */
3511         if (dev->data->dev_conf.rxmode.mq_mode & RTE_ETH_MQ_RX_RSS) {
3512                 struct rte_eth_rss_conf *rss_conf =
3513                         &dev->data->dev_conf.rx_adv_conf.rss_conf;
3514                 if (rss_conf->rss_key != NULL) {
3515                         if (internals->rss_key_len > rss_conf->rss_key_len) {
3516                                 RTE_BOND_LOG(ERR, "Invalid rss key length(%u)",
3517                                                 rss_conf->rss_key_len);
3518                                 return -EINVAL;
3519                         }
3520
3521                         memcpy(internals->rss_key, rss_conf->rss_key,
3522                                internals->rss_key_len);
3523                 } else {
3524                         if (internals->rss_key_len > sizeof(default_rss_key)) {
3525                                 RTE_BOND_LOG(ERR,
3526                                        "There is no suitable default hash key");
3527                                 return -EINVAL;
3528                         }
3529
3530                         memcpy(internals->rss_key, default_rss_key,
3531                                internals->rss_key_len);
3532                 }
3533
3534                 for (i = 0; i < RTE_DIM(internals->reta_conf); i++) {
3535                         internals->reta_conf[i].mask = ~0LL;
3536                         for (j = 0; j < RTE_ETH_RETA_GROUP_SIZE; j++)
3537                                 internals->reta_conf[i].reta[j] =
3538                                                 (i * RTE_ETH_RETA_GROUP_SIZE + j) %
3539                                                 dev->data->nb_rx_queues;
3540                 }
3541         }
3542
3543         /* set the max_rx_pktlen */
3544         internals->max_rx_pktlen = internals->candidate_max_rx_pktlen;
3545
3546         /*
3547          * if no kvlist, it means that this bonded device has been created
3548          * through the bonding api.
3549          */
3550         if (!kvlist)
3551                 return 0;
3552
3553         /* Parse MAC address for bonded device */
3554         arg_count = rte_kvargs_count(kvlist, PMD_BOND_MAC_ADDR_KVARG);
3555         if (arg_count == 1) {
3556                 struct rte_ether_addr bond_mac;
3557
3558                 if (rte_kvargs_process(kvlist, PMD_BOND_MAC_ADDR_KVARG,
3559                                        &bond_ethdev_parse_bond_mac_addr_kvarg, &bond_mac) < 0) {
3560                         RTE_BOND_LOG(INFO, "Invalid mac address for bonded device %s",
3561                                      name);
3562                         return -1;
3563                 }
3564
3565                 /* Set MAC address */
3566                 if (rte_eth_bond_mac_address_set(port_id, &bond_mac) != 0) {
3567                         RTE_BOND_LOG(ERR,
3568                                      "Failed to set mac address on bonded device %s",
3569                                      name);
3570                         return -1;
3571                 }
3572         } else if (arg_count > 1) {
3573                 RTE_BOND_LOG(ERR,
3574                              "MAC address can be specified only once for bonded device %s",
3575                              name);
3576                 return -1;
3577         }
3578
3579         /* Parse/set balance mode transmit policy */
3580         arg_count = rte_kvargs_count(kvlist, PMD_BOND_XMIT_POLICY_KVARG);
3581         if (arg_count == 1) {
3582                 uint8_t xmit_policy;
3583
3584                 if (rte_kvargs_process(kvlist, PMD_BOND_XMIT_POLICY_KVARG,
3585                                        &bond_ethdev_parse_balance_xmit_policy_kvarg, &xmit_policy) !=
3586                     0) {
3587                         RTE_BOND_LOG(INFO,
3588                                      "Invalid xmit policy specified for bonded device %s",
3589                                      name);
3590                         return -1;
3591                 }
3592
3593                 /* Set balance mode transmit policy*/
3594                 if (rte_eth_bond_xmit_policy_set(port_id, xmit_policy) != 0) {
3595                         RTE_BOND_LOG(ERR,
3596                                      "Failed to set balance xmit policy on bonded device %s",
3597                                      name);
3598                         return -1;
3599                 }
3600         } else if (arg_count > 1) {
3601                 RTE_BOND_LOG(ERR,
3602                              "Transmit policy can be specified only once for bonded device %s",
3603                              name);
3604                 return -1;
3605         }
3606
3607         if (rte_kvargs_count(kvlist, PMD_BOND_AGG_MODE_KVARG) == 1) {
3608                 if (rte_kvargs_process(kvlist,
3609                                        PMD_BOND_AGG_MODE_KVARG,
3610                                        &bond_ethdev_parse_slave_agg_mode_kvarg,
3611                                        &agg_mode) != 0) {
3612                         RTE_BOND_LOG(ERR,
3613                                      "Failed to parse agg selection mode for bonded device %s",
3614                                      name);
3615                 }
3616                 if (internals->mode == BONDING_MODE_8023AD) {
3617                         int ret = rte_eth_bond_8023ad_agg_selection_set(port_id,
3618                                         agg_mode);
3619                         if (ret < 0) {
3620                                 RTE_BOND_LOG(ERR,
3621                                         "Invalid args for agg selection set for bonded device %s",
3622                                         name);
3623                                 return -1;
3624                         }
3625                 }
3626         }
3627
3628         /* Parse/add slave ports to bonded device */
3629         if (rte_kvargs_count(kvlist, PMD_BOND_SLAVE_PORT_KVARG) > 0) {
3630                 struct bond_ethdev_slave_ports slave_ports;
3631                 unsigned i;
3632
3633                 memset(&slave_ports, 0, sizeof(slave_ports));
3634
3635                 if (rte_kvargs_process(kvlist, PMD_BOND_SLAVE_PORT_KVARG,
3636                                        &bond_ethdev_parse_slave_port_kvarg, &slave_ports) != 0) {
3637                         RTE_BOND_LOG(ERR,
3638                                      "Failed to parse slave ports for bonded device %s",
3639                                      name);
3640                         return -1;
3641                 }
3642
3643                 for (i = 0; i < slave_ports.slave_count; i++) {
3644                         if (rte_eth_bond_slave_add(port_id, slave_ports.slaves[i]) != 0) {
3645                                 RTE_BOND_LOG(ERR,
3646                                              "Failed to add port %d as slave to bonded device %s",
3647                                              slave_ports.slaves[i], name);
3648                         }
3649                 }
3650
3651         } else {
3652                 RTE_BOND_LOG(INFO, "No slaves specified for bonded device %s", name);
3653                 return -1;
3654         }
3655
3656         /* Parse/set primary slave port id*/
3657         arg_count = rte_kvargs_count(kvlist, PMD_BOND_PRIMARY_SLAVE_KVARG);
3658         if (arg_count == 1) {
3659                 uint16_t primary_slave_port_id;
3660
3661                 if (rte_kvargs_process(kvlist,
3662                                        PMD_BOND_PRIMARY_SLAVE_KVARG,
3663                                        &bond_ethdev_parse_primary_slave_port_id_kvarg,
3664                                        &primary_slave_port_id) < 0) {
3665                         RTE_BOND_LOG(INFO,
3666                                      "Invalid primary slave port id specified for bonded device %s",
3667                                      name);
3668                         return -1;
3669                 }
3670
3671                 /* Set balance mode transmit policy*/
3672                 if (rte_eth_bond_primary_set(port_id, primary_slave_port_id)
3673                     != 0) {
3674                         RTE_BOND_LOG(ERR,
3675                                      "Failed to set primary slave port %d on bonded device %s",
3676                                      primary_slave_port_id, name);
3677                         return -1;
3678                 }
3679         } else if (arg_count > 1) {
3680                 RTE_BOND_LOG(INFO,
3681                              "Primary slave can be specified only once for bonded device %s",
3682                              name);
3683                 return -1;
3684         }
3685
3686         /* Parse link status monitor polling interval */
3687         arg_count = rte_kvargs_count(kvlist, PMD_BOND_LSC_POLL_PERIOD_KVARG);
3688         if (arg_count == 1) {
3689                 uint32_t lsc_poll_interval_ms;
3690
3691                 if (rte_kvargs_process(kvlist,
3692                                        PMD_BOND_LSC_POLL_PERIOD_KVARG,
3693                                        &bond_ethdev_parse_time_ms_kvarg,
3694                                        &lsc_poll_interval_ms) < 0) {
3695                         RTE_BOND_LOG(INFO,
3696                                      "Invalid lsc polling interval value specified for bonded"
3697                                      " device %s", name);
3698                         return -1;
3699                 }
3700
3701                 if (rte_eth_bond_link_monitoring_set(port_id, lsc_poll_interval_ms)
3702                     != 0) {
3703                         RTE_BOND_LOG(ERR,
3704                                      "Failed to set lsc monitor polling interval (%u ms) on bonded device %s",
3705                                      lsc_poll_interval_ms, name);
3706                         return -1;
3707                 }
3708         } else if (arg_count > 1) {
3709                 RTE_BOND_LOG(INFO,
3710                              "LSC polling interval can be specified only once for bonded"
3711                              " device %s", name);
3712                 return -1;
3713         }
3714
3715         /* Parse link up interrupt propagation delay */
3716         arg_count = rte_kvargs_count(kvlist, PMD_BOND_LINK_UP_PROP_DELAY_KVARG);
3717         if (arg_count == 1) {
3718                 uint32_t link_up_delay_ms;
3719
3720                 if (rte_kvargs_process(kvlist,
3721                                        PMD_BOND_LINK_UP_PROP_DELAY_KVARG,
3722                                        &bond_ethdev_parse_time_ms_kvarg,
3723                                        &link_up_delay_ms) < 0) {
3724                         RTE_BOND_LOG(INFO,
3725                                      "Invalid link up propagation delay value specified for"
3726                                      " bonded device %s", name);
3727                         return -1;
3728                 }
3729
3730                 /* Set balance mode transmit policy*/
3731                 if (rte_eth_bond_link_up_prop_delay_set(port_id, link_up_delay_ms)
3732                     != 0) {
3733                         RTE_BOND_LOG(ERR,
3734                                      "Failed to set link up propagation delay (%u ms) on bonded"
3735                                      " device %s", link_up_delay_ms, name);
3736                         return -1;
3737                 }
3738         } else if (arg_count > 1) {
3739                 RTE_BOND_LOG(INFO,
3740                              "Link up propagation delay can be specified only once for"
3741                              " bonded device %s", name);
3742                 return -1;
3743         }
3744
3745         /* Parse link down interrupt propagation delay */
3746         arg_count = rte_kvargs_count(kvlist, PMD_BOND_LINK_DOWN_PROP_DELAY_KVARG);
3747         if (arg_count == 1) {
3748                 uint32_t link_down_delay_ms;
3749
3750                 if (rte_kvargs_process(kvlist,
3751                                        PMD_BOND_LINK_DOWN_PROP_DELAY_KVARG,
3752                                        &bond_ethdev_parse_time_ms_kvarg,
3753                                        &link_down_delay_ms) < 0) {
3754                         RTE_BOND_LOG(INFO,
3755                                      "Invalid link down propagation delay value specified for"
3756                                      " bonded device %s", name);
3757                         return -1;
3758                 }
3759
3760                 /* Set balance mode transmit policy*/
3761                 if (rte_eth_bond_link_down_prop_delay_set(port_id, link_down_delay_ms)
3762                     != 0) {
3763                         RTE_BOND_LOG(ERR,
3764                                      "Failed to set link down propagation delay (%u ms) on bonded device %s",
3765                                      link_down_delay_ms, name);
3766                         return -1;
3767                 }
3768         } else if (arg_count > 1) {
3769                 RTE_BOND_LOG(INFO,
3770                              "Link down propagation delay can be specified only once for  bonded device %s",
3771                              name);
3772                 return -1;
3773         }
3774
3775         return 0;
3776 }
3777
3778 struct rte_vdev_driver pmd_bond_drv = {
3779         .probe = bond_probe,
3780         .remove = bond_remove,
3781 };
3782
3783 RTE_PMD_REGISTER_VDEV(net_bonding, pmd_bond_drv);
3784 RTE_PMD_REGISTER_ALIAS(net_bonding, eth_bond);
3785
3786 RTE_PMD_REGISTER_PARAM_STRING(net_bonding,
3787         "slave=<ifc> "
3788         "primary=<ifc> "
3789         "mode=[0-6] "
3790         "xmit_policy=[l2 | l23 | l34] "
3791         "agg_mode=[count | stable | bandwidth] "
3792         "socket_id=<int> "
3793         "mac=<mac addr> "
3794         "lsc_poll_period_ms=<int> "
3795         "up_delay=<int> "
3796         "down_delay=<int>");
3797
3798 /* We can't use RTE_LOG_REGISTER_DEFAULT because of the forced name for
3799  * this library, see meson.build.
3800  */
3801 RTE_LOG_REGISTER(bond_logtype, pmd.net.bonding, NOTICE);